PackageManagerService.java revision 1dbe6d02849cb4af87bbd26b7537e11badead3b1
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_EPHEMERAL = 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 } 586 587 /** 588 * The set of all protected actions [i.e. those actions for which a high priority 589 * intent filter is disallowed]. 590 */ 591 private static final Set<String> PROTECTED_ACTIONS = new ArraySet<>(); 592 static { 593 PROTECTED_ACTIONS.add(Intent.ACTION_SEND); 594 PROTECTED_ACTIONS.add(Intent.ACTION_SENDTO); 595 PROTECTED_ACTIONS.add(Intent.ACTION_SEND_MULTIPLE); 596 PROTECTED_ACTIONS.add(Intent.ACTION_VIEW); 597 } 598 599 // Compilation reasons. 600 public static final int REASON_FIRST_BOOT = 0; 601 public static final int REASON_BOOT = 1; 602 public static final int REASON_INSTALL = 2; 603 public static final int REASON_BACKGROUND_DEXOPT = 3; 604 public static final int REASON_AB_OTA = 4; 605 public static final int REASON_INACTIVE_PACKAGE_DOWNGRADE = 5; 606 public static final int REASON_SHARED = 6; 607 608 public static final int REASON_LAST = REASON_SHARED; 609 610 /** 611 * Version number for the package parser cache. Increment this whenever the format or 612 * extent of cached data changes. See {@code PackageParser#setCacheDir}. 613 */ 614 private static final String PACKAGE_PARSER_CACHE_VERSION = "1"; 615 616 /** 617 * Whether the package parser cache is enabled. 618 */ 619 private static final boolean DEFAULT_PACKAGE_PARSER_CACHE_ENABLED = true; 620 621 /** 622 * Permissions required in order to receive instant application lifecycle broadcasts. 623 */ 624 private static final String[] INSTANT_APP_BROADCAST_PERMISSION = 625 new String[] { android.Manifest.permission.ACCESS_INSTANT_APPS }; 626 627 final ServiceThread mHandlerThread; 628 629 final PackageHandler mHandler; 630 631 private final ProcessLoggingHandler mProcessLoggingHandler; 632 633 /** 634 * Messages for {@link #mHandler} that need to wait for system ready before 635 * being dispatched. 636 */ 637 private ArrayList<Message> mPostSystemReadyMessages; 638 639 final int mSdkVersion = Build.VERSION.SDK_INT; 640 641 final Context mContext; 642 final boolean mFactoryTest; 643 final boolean mOnlyCore; 644 final DisplayMetrics mMetrics; 645 final int mDefParseFlags; 646 final String[] mSeparateProcesses; 647 final boolean mIsUpgrade; 648 final boolean mIsPreNUpgrade; 649 final boolean mIsPreNMR1Upgrade; 650 651 // Have we told the Activity Manager to whitelist the default container service by uid yet? 652 @GuardedBy("mPackages") 653 boolean mDefaultContainerWhitelisted = false; 654 655 @GuardedBy("mPackages") 656 private boolean mDexOptDialogShown; 657 658 // Used for privilege escalation. MUST NOT BE CALLED WITH mPackages 659 // LOCK HELD. Can be called with mInstallLock held. 660 @GuardedBy("mInstallLock") 661 final Installer mInstaller; 662 663 /** Directory where installed applications are stored */ 664 private static final File sAppInstallDir = 665 new File(Environment.getDataDirectory(), "app"); 666 /** Directory where installed application's 32-bit native libraries are copied. */ 667 private static final File sAppLib32InstallDir = 668 new File(Environment.getDataDirectory(), "app-lib"); 669 /** Directory where code and non-resource assets of forward-locked applications are stored */ 670 private static final File sDrmAppPrivateInstallDir = 671 new File(Environment.getDataDirectory(), "app-private"); 672 673 // ---------------------------------------------------------------- 674 675 // Lock for state used when installing and doing other long running 676 // operations. Methods that must be called with this lock held have 677 // the suffix "LI". 678 final Object mInstallLock = new Object(); 679 680 // ---------------------------------------------------------------- 681 682 // Keys are String (package name), values are Package. This also serves 683 // as the lock for the global state. Methods that must be called with 684 // this lock held have the prefix "LP". 685 @GuardedBy("mPackages") 686 final ArrayMap<String, PackageParser.Package> mPackages = 687 new ArrayMap<String, PackageParser.Package>(); 688 689 final ArrayMap<String, Set<String>> mKnownCodebase = 690 new ArrayMap<String, Set<String>>(); 691 692 // Keys are isolated uids and values are the uid of the application 693 // that created the isolated proccess. 694 @GuardedBy("mPackages") 695 final SparseIntArray mIsolatedOwners = new SparseIntArray(); 696 697 /** 698 * Tracks new system packages [received in an OTA] that we expect to 699 * find updated user-installed versions. Keys are package name, values 700 * are package location. 701 */ 702 final private ArrayMap<String, File> mExpectingBetter = new ArrayMap<>(); 703 /** 704 * Tracks high priority intent filters for protected actions. During boot, certain 705 * filter actions are protected and should never be allowed to have a high priority 706 * intent filter for them. However, there is one, and only one exception -- the 707 * setup wizard. It must be able to define a high priority intent filter for these 708 * actions to ensure there are no escapes from the wizard. We need to delay processing 709 * of these during boot as we need to look at all of the system packages in order 710 * to know which component is the setup wizard. 711 */ 712 private final List<PackageParser.ActivityIntentInfo> mProtectedFilters = new ArrayList<>(); 713 /** 714 * Whether or not processing protected filters should be deferred. 715 */ 716 private boolean mDeferProtectedFilters = true; 717 718 /** 719 * Tracks existing system packages prior to receiving an OTA. Keys are package name. 720 */ 721 final private ArraySet<String> mExistingSystemPackages = new ArraySet<>(); 722 /** 723 * Whether or not system app permissions should be promoted from install to runtime. 724 */ 725 boolean mPromoteSystemApps; 726 727 @GuardedBy("mPackages") 728 final Settings mSettings; 729 730 /** 731 * Set of package names that are currently "frozen", which means active 732 * surgery is being done on the code/data for that package. The platform 733 * will refuse to launch frozen packages to avoid race conditions. 734 * 735 * @see PackageFreezer 736 */ 737 @GuardedBy("mPackages") 738 final ArraySet<String> mFrozenPackages = new ArraySet<>(); 739 740 final ProtectedPackages mProtectedPackages; 741 742 @GuardedBy("mLoadedVolumes") 743 final ArraySet<String> mLoadedVolumes = new ArraySet<>(); 744 745 boolean mFirstBoot; 746 747 PackageManagerInternal.ExternalSourcesPolicy mExternalSourcesPolicy; 748 749 @GuardedBy("mAvailableFeatures") 750 final ArrayMap<String, FeatureInfo> mAvailableFeatures; 751 752 private final InstantAppRegistry mInstantAppRegistry; 753 754 @GuardedBy("mPackages") 755 int mChangedPackagesSequenceNumber; 756 /** 757 * List of changed [installed, removed or updated] packages. 758 * mapping from user id -> sequence number -> package name 759 */ 760 @GuardedBy("mPackages") 761 final SparseArray<SparseArray<String>> mChangedPackages = new SparseArray<>(); 762 /** 763 * The sequence number of the last change to a package. 764 * mapping from user id -> package name -> sequence number 765 */ 766 @GuardedBy("mPackages") 767 final SparseArray<Map<String, Integer>> mChangedPackagesSequenceNumbers = new SparseArray<>(); 768 769 @GuardedBy("mPackages") 770 final private ArraySet<PackageListObserver> mPackageListObservers = new ArraySet<>(); 771 772 class PackageParserCallback implements PackageParser.Callback { 773 @Override public final boolean hasFeature(String feature) { 774 return PackageManagerService.this.hasSystemFeature(feature, 0); 775 } 776 777 final List<PackageParser.Package> getStaticOverlayPackagesLocked( 778 Collection<PackageParser.Package> allPackages, String targetPackageName) { 779 List<PackageParser.Package> overlayPackages = null; 780 for (PackageParser.Package p : allPackages) { 781 if (targetPackageName.equals(p.mOverlayTarget) && p.mOverlayIsStatic) { 782 if (overlayPackages == null) { 783 overlayPackages = new ArrayList<PackageParser.Package>(); 784 } 785 overlayPackages.add(p); 786 } 787 } 788 if (overlayPackages != null) { 789 Comparator<PackageParser.Package> cmp = new Comparator<PackageParser.Package>() { 790 public int compare(PackageParser.Package p1, PackageParser.Package p2) { 791 return p1.mOverlayPriority - p2.mOverlayPriority; 792 } 793 }; 794 Collections.sort(overlayPackages, cmp); 795 } 796 return overlayPackages; 797 } 798 799 final String[] getStaticOverlayPathsLocked(Collection<PackageParser.Package> allPackages, 800 String targetPackageName, String targetPath) { 801 if ("android".equals(targetPackageName)) { 802 // Static RROs targeting to "android", ie framework-res.apk, are already applied by 803 // native AssetManager. 804 return null; 805 } 806 List<PackageParser.Package> overlayPackages = 807 getStaticOverlayPackagesLocked(allPackages, targetPackageName); 808 if (overlayPackages == null || overlayPackages.isEmpty()) { 809 return null; 810 } 811 List<String> overlayPathList = null; 812 for (PackageParser.Package overlayPackage : overlayPackages) { 813 if (targetPath == null) { 814 if (overlayPathList == null) { 815 overlayPathList = new ArrayList<String>(); 816 } 817 overlayPathList.add(overlayPackage.baseCodePath); 818 continue; 819 } 820 821 try { 822 // Creates idmaps for system to parse correctly the Android manifest of the 823 // target package. 824 // 825 // OverlayManagerService will update each of them with a correct gid from its 826 // target package app id. 827 mInstaller.idmap(targetPath, overlayPackage.baseCodePath, 828 UserHandle.getSharedAppGid( 829 UserHandle.getUserGid(UserHandle.USER_SYSTEM))); 830 if (overlayPathList == null) { 831 overlayPathList = new ArrayList<String>(); 832 } 833 overlayPathList.add(overlayPackage.baseCodePath); 834 } catch (InstallerException e) { 835 Slog.e(TAG, "Failed to generate idmap for " + targetPath + " and " + 836 overlayPackage.baseCodePath); 837 } 838 } 839 return overlayPathList == null ? null : overlayPathList.toArray(new String[0]); 840 } 841 842 String[] getStaticOverlayPaths(String targetPackageName, String targetPath) { 843 synchronized (mPackages) { 844 return getStaticOverlayPathsLocked( 845 mPackages.values(), targetPackageName, targetPath); 846 } 847 } 848 849 @Override public final String[] getOverlayApks(String targetPackageName) { 850 return getStaticOverlayPaths(targetPackageName, null); 851 } 852 853 @Override public final String[] getOverlayPaths(String targetPackageName, 854 String targetPath) { 855 return getStaticOverlayPaths(targetPackageName, targetPath); 856 } 857 } 858 859 class ParallelPackageParserCallback extends PackageParserCallback { 860 List<PackageParser.Package> mOverlayPackages = null; 861 862 void findStaticOverlayPackages() { 863 synchronized (mPackages) { 864 for (PackageParser.Package p : mPackages.values()) { 865 if (p.mOverlayIsStatic) { 866 if (mOverlayPackages == null) { 867 mOverlayPackages = new ArrayList<PackageParser.Package>(); 868 } 869 mOverlayPackages.add(p); 870 } 871 } 872 } 873 } 874 875 @Override 876 synchronized String[] getStaticOverlayPaths(String targetPackageName, String targetPath) { 877 // We can trust mOverlayPackages without holding mPackages because package uninstall 878 // can't happen while running parallel parsing. 879 // Moreover holding mPackages on each parsing thread causes dead-lock. 880 return mOverlayPackages == null ? null : 881 getStaticOverlayPathsLocked(mOverlayPackages, targetPackageName, targetPath); 882 } 883 } 884 885 final PackageParser.Callback mPackageParserCallback = new PackageParserCallback(); 886 final ParallelPackageParserCallback mParallelPackageParserCallback = 887 new ParallelPackageParserCallback(); 888 889 public static final class SharedLibraryEntry { 890 public final @Nullable String path; 891 public final @Nullable String apk; 892 public final @NonNull SharedLibraryInfo info; 893 894 SharedLibraryEntry(String _path, String _apk, String name, long version, int type, 895 String declaringPackageName, long declaringPackageVersionCode) { 896 path = _path; 897 apk = _apk; 898 info = new SharedLibraryInfo(name, version, type, new VersionedPackage( 899 declaringPackageName, declaringPackageVersionCode), null); 900 } 901 } 902 903 // Currently known shared libraries. 904 final ArrayMap<String, LongSparseArray<SharedLibraryEntry>> mSharedLibraries = new ArrayMap<>(); 905 final ArrayMap<String, LongSparseArray<SharedLibraryEntry>> mStaticLibsByDeclaringPackage = 906 new ArrayMap<>(); 907 908 // All available activities, for your resolving pleasure. 909 final ActivityIntentResolver mActivities = 910 new ActivityIntentResolver(); 911 912 // All available receivers, for your resolving pleasure. 913 final ActivityIntentResolver mReceivers = 914 new ActivityIntentResolver(); 915 916 // All available services, for your resolving pleasure. 917 final ServiceIntentResolver mServices = new ServiceIntentResolver(); 918 919 // All available providers, for your resolving pleasure. 920 final ProviderIntentResolver mProviders = new ProviderIntentResolver(); 921 922 // Mapping from provider base names (first directory in content URI codePath) 923 // to the provider information. 924 final ArrayMap<String, PackageParser.Provider> mProvidersByAuthority = 925 new ArrayMap<String, PackageParser.Provider>(); 926 927 // Mapping from instrumentation class names to info about them. 928 final ArrayMap<ComponentName, PackageParser.Instrumentation> mInstrumentation = 929 new ArrayMap<ComponentName, PackageParser.Instrumentation>(); 930 931 // Packages whose data we have transfered into another package, thus 932 // should no longer exist. 933 final ArraySet<String> mTransferedPackages = new ArraySet<String>(); 934 935 // Broadcast actions that are only available to the system. 936 @GuardedBy("mProtectedBroadcasts") 937 final ArraySet<String> mProtectedBroadcasts = new ArraySet<>(); 938 939 /** List of packages waiting for verification. */ 940 final SparseArray<PackageVerificationState> mPendingVerification 941 = new SparseArray<PackageVerificationState>(); 942 943 final PackageInstallerService mInstallerService; 944 945 final ArtManagerService mArtManagerService; 946 947 private final PackageDexOptimizer mPackageDexOptimizer; 948 // DexManager handles the usage of dex files (e.g. secondary files, whether or not a package 949 // is used by other apps). 950 private final DexManager mDexManager; 951 952 private AtomicInteger mNextMoveId = new AtomicInteger(); 953 private final MoveCallbacks mMoveCallbacks; 954 955 private final OnPermissionChangeListeners mOnPermissionChangeListeners; 956 957 // Cache of users who need badging. 958 SparseBooleanArray mUserNeedsBadging = new SparseBooleanArray(); 959 960 /** Token for keys in mPendingVerification. */ 961 private int mPendingVerificationToken = 0; 962 963 volatile boolean mSystemReady; 964 volatile boolean mSafeMode; 965 volatile boolean mHasSystemUidErrors; 966 private volatile boolean mEphemeralAppsDisabled; 967 968 ApplicationInfo mAndroidApplication; 969 final ActivityInfo mResolveActivity = new ActivityInfo(); 970 final ResolveInfo mResolveInfo = new ResolveInfo(); 971 ComponentName mResolveComponentName; 972 PackageParser.Package mPlatformPackage; 973 ComponentName mCustomResolverComponentName; 974 975 boolean mResolverReplaced = false; 976 977 private final @Nullable ComponentName mIntentFilterVerifierComponent; 978 private final @Nullable IntentFilterVerifier<ActivityIntentInfo> mIntentFilterVerifier; 979 980 private int mIntentFilterVerificationToken = 0; 981 982 /** The service connection to the ephemeral resolver */ 983 final EphemeralResolverConnection mInstantAppResolverConnection; 984 /** Component used to show resolver settings for Instant Apps */ 985 final ComponentName mInstantAppResolverSettingsComponent; 986 987 /** Activity used to install instant applications */ 988 ActivityInfo mInstantAppInstallerActivity; 989 final ResolveInfo mInstantAppInstallerInfo = new ResolveInfo(); 990 991 final SparseArray<IntentFilterVerificationState> mIntentFilterVerificationStates 992 = new SparseArray<IntentFilterVerificationState>(); 993 994 // TODO remove this and go through mPermissonManager directly 995 final DefaultPermissionGrantPolicy mDefaultPermissionPolicy; 996 private final PermissionManagerInternal mPermissionManager; 997 998 // List of packages names to keep cached, even if they are uninstalled for all users 999 private List<String> mKeepUninstalledPackages; 1000 1001 private UserManagerInternal mUserManagerInternal; 1002 private ActivityManagerInternal mActivityManagerInternal; 1003 1004 private DeviceIdleController.LocalService mDeviceIdleController; 1005 1006 private File mCacheDir; 1007 1008 private Future<?> mPrepareAppDataFuture; 1009 1010 private static class IFVerificationParams { 1011 PackageParser.Package pkg; 1012 boolean replacing; 1013 int userId; 1014 int verifierUid; 1015 1016 public IFVerificationParams(PackageParser.Package _pkg, boolean _replacing, 1017 int _userId, int _verifierUid) { 1018 pkg = _pkg; 1019 replacing = _replacing; 1020 userId = _userId; 1021 replacing = _replacing; 1022 verifierUid = _verifierUid; 1023 } 1024 } 1025 1026 private interface IntentFilterVerifier<T extends IntentFilter> { 1027 boolean addOneIntentFilterVerification(int verifierId, int userId, int verificationId, 1028 T filter, String packageName); 1029 void startVerifications(int userId); 1030 void receiveVerificationResponse(int verificationId); 1031 } 1032 1033 private class IntentVerifierProxy implements IntentFilterVerifier<ActivityIntentInfo> { 1034 private Context mContext; 1035 private ComponentName mIntentFilterVerifierComponent; 1036 private ArrayList<Integer> mCurrentIntentFilterVerifications = new ArrayList<Integer>(); 1037 1038 public IntentVerifierProxy(Context context, ComponentName verifierComponent) { 1039 mContext = context; 1040 mIntentFilterVerifierComponent = verifierComponent; 1041 } 1042 1043 private String getDefaultScheme() { 1044 return IntentFilter.SCHEME_HTTPS; 1045 } 1046 1047 @Override 1048 public void startVerifications(int userId) { 1049 // Launch verifications requests 1050 int count = mCurrentIntentFilterVerifications.size(); 1051 for (int n=0; n<count; n++) { 1052 int verificationId = mCurrentIntentFilterVerifications.get(n); 1053 final IntentFilterVerificationState ivs = 1054 mIntentFilterVerificationStates.get(verificationId); 1055 1056 String packageName = ivs.getPackageName(); 1057 1058 ArrayList<PackageParser.ActivityIntentInfo> filters = ivs.getFilters(); 1059 final int filterCount = filters.size(); 1060 ArraySet<String> domainsSet = new ArraySet<>(); 1061 for (int m=0; m<filterCount; m++) { 1062 PackageParser.ActivityIntentInfo filter = filters.get(m); 1063 domainsSet.addAll(filter.getHostsList()); 1064 } 1065 synchronized (mPackages) { 1066 if (mSettings.createIntentFilterVerificationIfNeededLPw( 1067 packageName, domainsSet) != null) { 1068 scheduleWriteSettingsLocked(); 1069 } 1070 } 1071 sendVerificationRequest(verificationId, ivs); 1072 } 1073 mCurrentIntentFilterVerifications.clear(); 1074 } 1075 1076 private void sendVerificationRequest(int verificationId, IntentFilterVerificationState ivs) { 1077 Intent verificationIntent = new Intent(Intent.ACTION_INTENT_FILTER_NEEDS_VERIFICATION); 1078 verificationIntent.putExtra( 1079 PackageManager.EXTRA_INTENT_FILTER_VERIFICATION_ID, 1080 verificationId); 1081 verificationIntent.putExtra( 1082 PackageManager.EXTRA_INTENT_FILTER_VERIFICATION_URI_SCHEME, 1083 getDefaultScheme()); 1084 verificationIntent.putExtra( 1085 PackageManager.EXTRA_INTENT_FILTER_VERIFICATION_HOSTS, 1086 ivs.getHostsString()); 1087 verificationIntent.putExtra( 1088 PackageManager.EXTRA_INTENT_FILTER_VERIFICATION_PACKAGE_NAME, 1089 ivs.getPackageName()); 1090 verificationIntent.setComponent(mIntentFilterVerifierComponent); 1091 verificationIntent.addFlags(Intent.FLAG_RECEIVER_FOREGROUND); 1092 1093 DeviceIdleController.LocalService idleController = getDeviceIdleController(); 1094 idleController.addPowerSaveTempWhitelistApp(Process.myUid(), 1095 mIntentFilterVerifierComponent.getPackageName(), getVerificationTimeout(), 1096 UserHandle.USER_SYSTEM, true, "intent filter verifier"); 1097 1098 mContext.sendBroadcastAsUser(verificationIntent, UserHandle.SYSTEM); 1099 if (DEBUG_DOMAIN_VERIFICATION) Slog.d(TAG, 1100 "Sending IntentFilter verification broadcast"); 1101 } 1102 1103 public void receiveVerificationResponse(int verificationId) { 1104 IntentFilterVerificationState ivs = mIntentFilterVerificationStates.get(verificationId); 1105 1106 final boolean verified = ivs.isVerified(); 1107 1108 ArrayList<PackageParser.ActivityIntentInfo> filters = ivs.getFilters(); 1109 final int count = filters.size(); 1110 if (DEBUG_DOMAIN_VERIFICATION) { 1111 Slog.i(TAG, "Received verification response " + verificationId 1112 + " for " + count + " filters, verified=" + verified); 1113 } 1114 for (int n=0; n<count; n++) { 1115 PackageParser.ActivityIntentInfo filter = filters.get(n); 1116 filter.setVerified(verified); 1117 1118 if (DEBUG_DOMAIN_VERIFICATION) Slog.d(TAG, "IntentFilter " + filter.toString() 1119 + " verified with result:" + verified + " and hosts:" 1120 + ivs.getHostsString()); 1121 } 1122 1123 mIntentFilterVerificationStates.remove(verificationId); 1124 1125 final String packageName = ivs.getPackageName(); 1126 IntentFilterVerificationInfo ivi = null; 1127 1128 synchronized (mPackages) { 1129 ivi = mSettings.getIntentFilterVerificationLPr(packageName); 1130 } 1131 if (ivi == null) { 1132 Slog.w(TAG, "IntentFilterVerificationInfo not found for verificationId:" 1133 + verificationId + " packageName:" + packageName); 1134 return; 1135 } 1136 if (DEBUG_DOMAIN_VERIFICATION) Slog.d(TAG, 1137 "Updating IntentFilterVerificationInfo for package " + packageName 1138 +" verificationId:" + verificationId); 1139 1140 synchronized (mPackages) { 1141 if (verified) { 1142 ivi.setStatus(INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_ALWAYS); 1143 } else { 1144 ivi.setStatus(INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_ASK); 1145 } 1146 scheduleWriteSettingsLocked(); 1147 1148 final int userId = ivs.getUserId(); 1149 if (userId != UserHandle.USER_ALL) { 1150 final int userStatus = 1151 mSettings.getIntentFilterVerificationStatusLPr(packageName, userId); 1152 1153 int updatedStatus = INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_UNDEFINED; 1154 boolean needUpdate = false; 1155 1156 // We cannot override the STATUS_ALWAYS / STATUS_NEVER states if they have 1157 // already been set by the User thru the Disambiguation dialog 1158 switch (userStatus) { 1159 case INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_UNDEFINED: 1160 if (verified) { 1161 updatedStatus = INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_ALWAYS; 1162 } else { 1163 updatedStatus = INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_ASK; 1164 } 1165 needUpdate = true; 1166 break; 1167 1168 case INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_ASK: 1169 if (verified) { 1170 updatedStatus = INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_ALWAYS; 1171 needUpdate = true; 1172 } 1173 break; 1174 1175 default: 1176 // Nothing to do 1177 } 1178 1179 if (needUpdate) { 1180 mSettings.updateIntentFilterVerificationStatusLPw( 1181 packageName, updatedStatus, userId); 1182 scheduleWritePackageRestrictionsLocked(userId); 1183 } 1184 } 1185 } 1186 } 1187 1188 @Override 1189 public boolean addOneIntentFilterVerification(int verifierUid, int userId, int verificationId, 1190 ActivityIntentInfo filter, String packageName) { 1191 if (!hasValidDomains(filter)) { 1192 return false; 1193 } 1194 IntentFilterVerificationState ivs = mIntentFilterVerificationStates.get(verificationId); 1195 if (ivs == null) { 1196 ivs = createDomainVerificationState(verifierUid, userId, verificationId, 1197 packageName); 1198 } 1199 if (DEBUG_DOMAIN_VERIFICATION) { 1200 Slog.d(TAG, "Adding verification filter for " + packageName + ": " + filter); 1201 } 1202 ivs.addFilter(filter); 1203 return true; 1204 } 1205 1206 private IntentFilterVerificationState createDomainVerificationState(int verifierUid, 1207 int userId, int verificationId, String packageName) { 1208 IntentFilterVerificationState ivs = new IntentFilterVerificationState( 1209 verifierUid, userId, packageName); 1210 ivs.setPendingState(); 1211 synchronized (mPackages) { 1212 mIntentFilterVerificationStates.append(verificationId, ivs); 1213 mCurrentIntentFilterVerifications.add(verificationId); 1214 } 1215 return ivs; 1216 } 1217 } 1218 1219 private static boolean hasValidDomains(ActivityIntentInfo filter) { 1220 return filter.hasCategory(Intent.CATEGORY_BROWSABLE) 1221 && (filter.hasDataScheme(IntentFilter.SCHEME_HTTP) || 1222 filter.hasDataScheme(IntentFilter.SCHEME_HTTPS)); 1223 } 1224 1225 // Set of pending broadcasts for aggregating enable/disable of components. 1226 static class PendingPackageBroadcasts { 1227 // for each user id, a map of <package name -> components within that package> 1228 final SparseArray<ArrayMap<String, ArrayList<String>>> mUidMap; 1229 1230 public PendingPackageBroadcasts() { 1231 mUidMap = new SparseArray<ArrayMap<String, ArrayList<String>>>(2); 1232 } 1233 1234 public ArrayList<String> get(int userId, String packageName) { 1235 ArrayMap<String, ArrayList<String>> packages = getOrAllocate(userId); 1236 return packages.get(packageName); 1237 } 1238 1239 public void put(int userId, String packageName, ArrayList<String> components) { 1240 ArrayMap<String, ArrayList<String>> packages = getOrAllocate(userId); 1241 packages.put(packageName, components); 1242 } 1243 1244 public void remove(int userId, String packageName) { 1245 ArrayMap<String, ArrayList<String>> packages = mUidMap.get(userId); 1246 if (packages != null) { 1247 packages.remove(packageName); 1248 } 1249 } 1250 1251 public void remove(int userId) { 1252 mUidMap.remove(userId); 1253 } 1254 1255 public int userIdCount() { 1256 return mUidMap.size(); 1257 } 1258 1259 public int userIdAt(int n) { 1260 return mUidMap.keyAt(n); 1261 } 1262 1263 public ArrayMap<String, ArrayList<String>> packagesForUserId(int userId) { 1264 return mUidMap.get(userId); 1265 } 1266 1267 public int size() { 1268 // total number of pending broadcast entries across all userIds 1269 int num = 0; 1270 for (int i = 0; i< mUidMap.size(); i++) { 1271 num += mUidMap.valueAt(i).size(); 1272 } 1273 return num; 1274 } 1275 1276 public void clear() { 1277 mUidMap.clear(); 1278 } 1279 1280 private ArrayMap<String, ArrayList<String>> getOrAllocate(int userId) { 1281 ArrayMap<String, ArrayList<String>> map = mUidMap.get(userId); 1282 if (map == null) { 1283 map = new ArrayMap<String, ArrayList<String>>(); 1284 mUidMap.put(userId, map); 1285 } 1286 return map; 1287 } 1288 } 1289 final PendingPackageBroadcasts mPendingBroadcasts = new PendingPackageBroadcasts(); 1290 1291 // Service Connection to remote media container service to copy 1292 // package uri's from external media onto secure containers 1293 // or internal storage. 1294 private IMediaContainerService mContainerService = null; 1295 1296 static final int SEND_PENDING_BROADCAST = 1; 1297 static final int MCS_BOUND = 3; 1298 static final int END_COPY = 4; 1299 static final int INIT_COPY = 5; 1300 static final int MCS_UNBIND = 6; 1301 static final int START_CLEANING_PACKAGE = 7; 1302 static final int FIND_INSTALL_LOC = 8; 1303 static final int POST_INSTALL = 9; 1304 static final int MCS_RECONNECT = 10; 1305 static final int MCS_GIVE_UP = 11; 1306 static final int WRITE_SETTINGS = 13; 1307 static final int WRITE_PACKAGE_RESTRICTIONS = 14; 1308 static final int PACKAGE_VERIFIED = 15; 1309 static final int CHECK_PENDING_VERIFICATION = 16; 1310 static final int START_INTENT_FILTER_VERIFICATIONS = 17; 1311 static final int INTENT_FILTER_VERIFIED = 18; 1312 static final int WRITE_PACKAGE_LIST = 19; 1313 static final int INSTANT_APP_RESOLUTION_PHASE_TWO = 20; 1314 1315 static final int WRITE_SETTINGS_DELAY = 10*1000; // 10 seconds 1316 1317 // Delay time in millisecs 1318 static final int BROADCAST_DELAY = 10 * 1000; 1319 1320 private static final long DEFAULT_UNUSED_STATIC_SHARED_LIB_MIN_CACHE_PERIOD = 1321 2 * 60 * 60 * 1000L; /* two hours */ 1322 1323 static UserManagerService sUserManager; 1324 1325 // Stores a list of users whose package restrictions file needs to be updated 1326 private ArraySet<Integer> mDirtyUsers = new ArraySet<Integer>(); 1327 1328 final private DefaultContainerConnection mDefContainerConn = 1329 new DefaultContainerConnection(); 1330 class DefaultContainerConnection implements ServiceConnection { 1331 public void onServiceConnected(ComponentName name, IBinder service) { 1332 if (DEBUG_SD_INSTALL) Log.i(TAG, "onServiceConnected"); 1333 final IMediaContainerService imcs = IMediaContainerService.Stub 1334 .asInterface(Binder.allowBlocking(service)); 1335 mHandler.sendMessage(mHandler.obtainMessage(MCS_BOUND, imcs)); 1336 } 1337 1338 public void onServiceDisconnected(ComponentName name) { 1339 if (DEBUG_SD_INSTALL) Log.i(TAG, "onServiceDisconnected"); 1340 } 1341 } 1342 1343 // Recordkeeping of restore-after-install operations that are currently in flight 1344 // between the Package Manager and the Backup Manager 1345 static class PostInstallData { 1346 public InstallArgs args; 1347 public PackageInstalledInfo res; 1348 1349 PostInstallData(InstallArgs _a, PackageInstalledInfo _r) { 1350 args = _a; 1351 res = _r; 1352 } 1353 } 1354 1355 final SparseArray<PostInstallData> mRunningInstalls = new SparseArray<PostInstallData>(); 1356 int mNextInstallToken = 1; // nonzero; will be wrapped back to 1 when ++ overflows 1357 1358 // XML tags for backup/restore of various bits of state 1359 private static final String TAG_PREFERRED_BACKUP = "pa"; 1360 private static final String TAG_DEFAULT_APPS = "da"; 1361 private static final String TAG_INTENT_FILTER_VERIFICATION = "iv"; 1362 1363 private static final String TAG_PERMISSION_BACKUP = "perm-grant-backup"; 1364 private static final String TAG_ALL_GRANTS = "rt-grants"; 1365 private static final String TAG_GRANT = "grant"; 1366 private static final String ATTR_PACKAGE_NAME = "pkg"; 1367 1368 private static final String TAG_PERMISSION = "perm"; 1369 private static final String ATTR_PERMISSION_NAME = "name"; 1370 private static final String ATTR_IS_GRANTED = "g"; 1371 private static final String ATTR_USER_SET = "set"; 1372 private static final String ATTR_USER_FIXED = "fixed"; 1373 private static final String ATTR_REVOKE_ON_UPGRADE = "rou"; 1374 1375 // System/policy permission grants are not backed up 1376 private static final int SYSTEM_RUNTIME_GRANT_MASK = 1377 FLAG_PERMISSION_POLICY_FIXED 1378 | FLAG_PERMISSION_SYSTEM_FIXED 1379 | FLAG_PERMISSION_GRANTED_BY_DEFAULT; 1380 1381 // And we back up these user-adjusted states 1382 private static final int USER_RUNTIME_GRANT_MASK = 1383 FLAG_PERMISSION_USER_SET 1384 | FLAG_PERMISSION_USER_FIXED 1385 | FLAG_PERMISSION_REVOKE_ON_UPGRADE; 1386 1387 final @Nullable String mRequiredVerifierPackage; 1388 final @NonNull String mRequiredInstallerPackage; 1389 final @NonNull String mRequiredUninstallerPackage; 1390 final @Nullable String mSetupWizardPackage; 1391 final @Nullable String mStorageManagerPackage; 1392 final @NonNull String mServicesSystemSharedLibraryPackageName; 1393 final @NonNull String mSharedSystemSharedLibraryPackageName; 1394 1395 private final PackageUsage mPackageUsage = new PackageUsage(); 1396 private final CompilerStats mCompilerStats = new CompilerStats(); 1397 1398 class PackageHandler extends Handler { 1399 private boolean mBound = false; 1400 final ArrayList<HandlerParams> mPendingInstalls = 1401 new ArrayList<HandlerParams>(); 1402 1403 private boolean connectToService() { 1404 if (DEBUG_SD_INSTALL) Log.i(TAG, "Trying to bind to" + 1405 " DefaultContainerService"); 1406 Intent service = new Intent().setComponent(DEFAULT_CONTAINER_COMPONENT); 1407 Process.setThreadPriority(Process.THREAD_PRIORITY_DEFAULT); 1408 if (mContext.bindServiceAsUser(service, mDefContainerConn, 1409 Context.BIND_AUTO_CREATE, UserHandle.SYSTEM)) { 1410 Process.setThreadPriority(Process.THREAD_PRIORITY_BACKGROUND); 1411 mBound = true; 1412 return true; 1413 } 1414 Process.setThreadPriority(Process.THREAD_PRIORITY_BACKGROUND); 1415 return false; 1416 } 1417 1418 private void disconnectService() { 1419 mContainerService = null; 1420 mBound = false; 1421 Process.setThreadPriority(Process.THREAD_PRIORITY_DEFAULT); 1422 mContext.unbindService(mDefContainerConn); 1423 Process.setThreadPriority(Process.THREAD_PRIORITY_BACKGROUND); 1424 } 1425 1426 PackageHandler(Looper looper) { 1427 super(looper); 1428 } 1429 1430 public void handleMessage(Message msg) { 1431 try { 1432 doHandleMessage(msg); 1433 } finally { 1434 Process.setThreadPriority(Process.THREAD_PRIORITY_BACKGROUND); 1435 } 1436 } 1437 1438 void doHandleMessage(Message msg) { 1439 switch (msg.what) { 1440 case INIT_COPY: { 1441 HandlerParams params = (HandlerParams) msg.obj; 1442 int idx = mPendingInstalls.size(); 1443 if (DEBUG_INSTALL) Slog.i(TAG, "init_copy idx=" + idx + ": " + params); 1444 // If a bind was already initiated we dont really 1445 // need to do anything. The pending install 1446 // will be processed later on. 1447 if (!mBound) { 1448 Trace.asyncTraceBegin(TRACE_TAG_PACKAGE_MANAGER, "bindingMCS", 1449 System.identityHashCode(mHandler)); 1450 // If this is the only one pending we might 1451 // have to bind to the service again. 1452 if (!connectToService()) { 1453 Slog.e(TAG, "Failed to bind to media container service"); 1454 params.serviceError(); 1455 Trace.asyncTraceEnd(TRACE_TAG_PACKAGE_MANAGER, "bindingMCS", 1456 System.identityHashCode(mHandler)); 1457 if (params.traceMethod != null) { 1458 Trace.asyncTraceEnd(TRACE_TAG_PACKAGE_MANAGER, params.traceMethod, 1459 params.traceCookie); 1460 } 1461 return; 1462 } else { 1463 // Once we bind to the service, the first 1464 // pending request will be processed. 1465 mPendingInstalls.add(idx, params); 1466 } 1467 } else { 1468 mPendingInstalls.add(idx, params); 1469 // Already bound to the service. Just make 1470 // sure we trigger off processing the first request. 1471 if (idx == 0) { 1472 mHandler.sendEmptyMessage(MCS_BOUND); 1473 } 1474 } 1475 break; 1476 } 1477 case MCS_BOUND: { 1478 if (DEBUG_INSTALL) Slog.i(TAG, "mcs_bound"); 1479 if (msg.obj != null) { 1480 mContainerService = (IMediaContainerService) msg.obj; 1481 Trace.asyncTraceEnd(TRACE_TAG_PACKAGE_MANAGER, "bindingMCS", 1482 System.identityHashCode(mHandler)); 1483 } 1484 if (mContainerService == null) { 1485 if (!mBound) { 1486 // Something seriously wrong since we are not bound and we are not 1487 // waiting for connection. Bail out. 1488 Slog.e(TAG, "Cannot bind to media container service"); 1489 for (HandlerParams params : mPendingInstalls) { 1490 // Indicate service bind error 1491 params.serviceError(); 1492 Trace.asyncTraceEnd(TRACE_TAG_PACKAGE_MANAGER, "queueInstall", 1493 System.identityHashCode(params)); 1494 if (params.traceMethod != null) { 1495 Trace.asyncTraceEnd(TRACE_TAG_PACKAGE_MANAGER, 1496 params.traceMethod, params.traceCookie); 1497 } 1498 return; 1499 } 1500 mPendingInstalls.clear(); 1501 } else { 1502 Slog.w(TAG, "Waiting to connect to media container service"); 1503 } 1504 } else if (mPendingInstalls.size() > 0) { 1505 HandlerParams params = mPendingInstalls.get(0); 1506 if (params != null) { 1507 Trace.asyncTraceEnd(TRACE_TAG_PACKAGE_MANAGER, "queueInstall", 1508 System.identityHashCode(params)); 1509 Trace.traceBegin(TRACE_TAG_PACKAGE_MANAGER, "startCopy"); 1510 if (params.startCopy()) { 1511 // We are done... look for more work or to 1512 // go idle. 1513 if (DEBUG_SD_INSTALL) Log.i(TAG, 1514 "Checking for more work or unbind..."); 1515 // Delete pending install 1516 if (mPendingInstalls.size() > 0) { 1517 mPendingInstalls.remove(0); 1518 } 1519 if (mPendingInstalls.size() == 0) { 1520 if (mBound) { 1521 if (DEBUG_SD_INSTALL) Log.i(TAG, 1522 "Posting delayed MCS_UNBIND"); 1523 removeMessages(MCS_UNBIND); 1524 Message ubmsg = obtainMessage(MCS_UNBIND); 1525 // Unbind after a little delay, to avoid 1526 // continual thrashing. 1527 sendMessageDelayed(ubmsg, 10000); 1528 } 1529 } else { 1530 // There are more pending requests in queue. 1531 // Just post MCS_BOUND message to trigger processing 1532 // of next pending install. 1533 if (DEBUG_SD_INSTALL) Log.i(TAG, 1534 "Posting MCS_BOUND for next work"); 1535 mHandler.sendEmptyMessage(MCS_BOUND); 1536 } 1537 } 1538 Trace.traceEnd(TRACE_TAG_PACKAGE_MANAGER); 1539 } 1540 } else { 1541 // Should never happen ideally. 1542 Slog.w(TAG, "Empty queue"); 1543 } 1544 break; 1545 } 1546 case MCS_RECONNECT: { 1547 if (DEBUG_INSTALL) Slog.i(TAG, "mcs_reconnect"); 1548 if (mPendingInstalls.size() > 0) { 1549 if (mBound) { 1550 disconnectService(); 1551 } 1552 if (!connectToService()) { 1553 Slog.e(TAG, "Failed to bind to media container service"); 1554 for (HandlerParams params : mPendingInstalls) { 1555 // Indicate service bind error 1556 params.serviceError(); 1557 Trace.asyncTraceEnd(TRACE_TAG_PACKAGE_MANAGER, "queueInstall", 1558 System.identityHashCode(params)); 1559 } 1560 mPendingInstalls.clear(); 1561 } 1562 } 1563 break; 1564 } 1565 case MCS_UNBIND: { 1566 // If there is no actual work left, then time to unbind. 1567 if (DEBUG_INSTALL) Slog.i(TAG, "mcs_unbind"); 1568 1569 if (mPendingInstalls.size() == 0 && mPendingVerification.size() == 0) { 1570 if (mBound) { 1571 if (DEBUG_INSTALL) Slog.i(TAG, "calling disconnectService()"); 1572 1573 disconnectService(); 1574 } 1575 } else if (mPendingInstalls.size() > 0) { 1576 // There are more pending requests in queue. 1577 // Just post MCS_BOUND message to trigger processing 1578 // of next pending install. 1579 mHandler.sendEmptyMessage(MCS_BOUND); 1580 } 1581 1582 break; 1583 } 1584 case MCS_GIVE_UP: { 1585 if (DEBUG_INSTALL) Slog.i(TAG, "mcs_giveup too many retries"); 1586 HandlerParams params = mPendingInstalls.remove(0); 1587 Trace.asyncTraceEnd(TRACE_TAG_PACKAGE_MANAGER, "queueInstall", 1588 System.identityHashCode(params)); 1589 break; 1590 } 1591 case SEND_PENDING_BROADCAST: { 1592 String packages[]; 1593 ArrayList<String> components[]; 1594 int size = 0; 1595 int uids[]; 1596 Process.setThreadPriority(Process.THREAD_PRIORITY_DEFAULT); 1597 synchronized (mPackages) { 1598 if (mPendingBroadcasts == null) { 1599 return; 1600 } 1601 size = mPendingBroadcasts.size(); 1602 if (size <= 0) { 1603 // Nothing to be done. Just return 1604 return; 1605 } 1606 packages = new String[size]; 1607 components = new ArrayList[size]; 1608 uids = new int[size]; 1609 int i = 0; // filling out the above arrays 1610 1611 for (int n = 0; n < mPendingBroadcasts.userIdCount(); n++) { 1612 int packageUserId = mPendingBroadcasts.userIdAt(n); 1613 Iterator<Map.Entry<String, ArrayList<String>>> it 1614 = mPendingBroadcasts.packagesForUserId(packageUserId) 1615 .entrySet().iterator(); 1616 while (it.hasNext() && i < size) { 1617 Map.Entry<String, ArrayList<String>> ent = it.next(); 1618 packages[i] = ent.getKey(); 1619 components[i] = ent.getValue(); 1620 PackageSetting ps = mSettings.mPackages.get(ent.getKey()); 1621 uids[i] = (ps != null) 1622 ? UserHandle.getUid(packageUserId, ps.appId) 1623 : -1; 1624 i++; 1625 } 1626 } 1627 size = i; 1628 mPendingBroadcasts.clear(); 1629 } 1630 // Send broadcasts 1631 for (int i = 0; i < size; i++) { 1632 sendPackageChangedBroadcast(packages[i], true, components[i], uids[i]); 1633 } 1634 Process.setThreadPriority(Process.THREAD_PRIORITY_BACKGROUND); 1635 break; 1636 } 1637 case START_CLEANING_PACKAGE: { 1638 Process.setThreadPriority(Process.THREAD_PRIORITY_DEFAULT); 1639 final String packageName = (String)msg.obj; 1640 final int userId = msg.arg1; 1641 final boolean andCode = msg.arg2 != 0; 1642 synchronized (mPackages) { 1643 if (userId == UserHandle.USER_ALL) { 1644 int[] users = sUserManager.getUserIds(); 1645 for (int user : users) { 1646 mSettings.addPackageToCleanLPw( 1647 new PackageCleanItem(user, packageName, andCode)); 1648 } 1649 } else { 1650 mSettings.addPackageToCleanLPw( 1651 new PackageCleanItem(userId, packageName, andCode)); 1652 } 1653 } 1654 Process.setThreadPriority(Process.THREAD_PRIORITY_BACKGROUND); 1655 startCleaningPackages(); 1656 } break; 1657 case POST_INSTALL: { 1658 if (DEBUG_INSTALL) Log.v(TAG, "Handling post-install for " + msg.arg1); 1659 1660 PostInstallData data = mRunningInstalls.get(msg.arg1); 1661 final boolean didRestore = (msg.arg2 != 0); 1662 mRunningInstalls.delete(msg.arg1); 1663 1664 if (data != null) { 1665 InstallArgs args = data.args; 1666 PackageInstalledInfo parentRes = data.res; 1667 1668 final boolean grantPermissions = (args.installFlags 1669 & PackageManager.INSTALL_GRANT_RUNTIME_PERMISSIONS) != 0; 1670 final boolean killApp = (args.installFlags 1671 & PackageManager.INSTALL_DONT_KILL_APP) == 0; 1672 final boolean virtualPreload = ((args.installFlags 1673 & PackageManager.INSTALL_VIRTUAL_PRELOAD) != 0); 1674 final String[] grantedPermissions = args.installGrantPermissions; 1675 1676 // Handle the parent package 1677 handlePackagePostInstall(parentRes, grantPermissions, killApp, 1678 virtualPreload, grantedPermissions, didRestore, 1679 args.installerPackageName, args.observer); 1680 1681 // Handle the child packages 1682 final int childCount = (parentRes.addedChildPackages != null) 1683 ? parentRes.addedChildPackages.size() : 0; 1684 for (int i = 0; i < childCount; i++) { 1685 PackageInstalledInfo childRes = parentRes.addedChildPackages.valueAt(i); 1686 handlePackagePostInstall(childRes, grantPermissions, killApp, 1687 virtualPreload, grantedPermissions, false /*didRestore*/, 1688 args.installerPackageName, args.observer); 1689 } 1690 1691 // Log tracing if needed 1692 if (args.traceMethod != null) { 1693 Trace.asyncTraceEnd(TRACE_TAG_PACKAGE_MANAGER, args.traceMethod, 1694 args.traceCookie); 1695 } 1696 } else { 1697 Slog.e(TAG, "Bogus post-install token " + msg.arg1); 1698 } 1699 1700 Trace.asyncTraceEnd(TRACE_TAG_PACKAGE_MANAGER, "postInstall", msg.arg1); 1701 } break; 1702 case WRITE_SETTINGS: { 1703 Process.setThreadPriority(Process.THREAD_PRIORITY_DEFAULT); 1704 synchronized (mPackages) { 1705 removeMessages(WRITE_SETTINGS); 1706 removeMessages(WRITE_PACKAGE_RESTRICTIONS); 1707 mSettings.writeLPr(); 1708 mDirtyUsers.clear(); 1709 } 1710 Process.setThreadPriority(Process.THREAD_PRIORITY_BACKGROUND); 1711 } break; 1712 case WRITE_PACKAGE_RESTRICTIONS: { 1713 Process.setThreadPriority(Process.THREAD_PRIORITY_DEFAULT); 1714 synchronized (mPackages) { 1715 removeMessages(WRITE_PACKAGE_RESTRICTIONS); 1716 for (int userId : mDirtyUsers) { 1717 mSettings.writePackageRestrictionsLPr(userId); 1718 } 1719 mDirtyUsers.clear(); 1720 } 1721 Process.setThreadPriority(Process.THREAD_PRIORITY_BACKGROUND); 1722 } break; 1723 case WRITE_PACKAGE_LIST: { 1724 Process.setThreadPriority(Process.THREAD_PRIORITY_DEFAULT); 1725 synchronized (mPackages) { 1726 removeMessages(WRITE_PACKAGE_LIST); 1727 mSettings.writePackageListLPr(msg.arg1); 1728 } 1729 Process.setThreadPriority(Process.THREAD_PRIORITY_BACKGROUND); 1730 } break; 1731 case CHECK_PENDING_VERIFICATION: { 1732 final int verificationId = msg.arg1; 1733 final PackageVerificationState state = mPendingVerification.get(verificationId); 1734 1735 if ((state != null) && !state.timeoutExtended()) { 1736 final InstallArgs args = state.getInstallArgs(); 1737 final Uri originUri = Uri.fromFile(args.origin.resolvedFile); 1738 1739 Slog.i(TAG, "Verification timed out for " + originUri); 1740 mPendingVerification.remove(verificationId); 1741 1742 int ret = PackageManager.INSTALL_FAILED_VERIFICATION_FAILURE; 1743 1744 final UserHandle user = args.getUser(); 1745 if (getDefaultVerificationResponse(user) 1746 == PackageManager.VERIFICATION_ALLOW) { 1747 Slog.i(TAG, "Continuing with installation of " + originUri); 1748 state.setVerifierResponse(Binder.getCallingUid(), 1749 PackageManager.VERIFICATION_ALLOW_WITHOUT_SUFFICIENT); 1750 broadcastPackageVerified(verificationId, originUri, 1751 PackageManager.VERIFICATION_ALLOW, user); 1752 try { 1753 ret = args.copyApk(mContainerService, true); 1754 } catch (RemoteException e) { 1755 Slog.e(TAG, "Could not contact the ContainerService"); 1756 } 1757 } else { 1758 broadcastPackageVerified(verificationId, originUri, 1759 PackageManager.VERIFICATION_REJECT, user); 1760 } 1761 1762 Trace.asyncTraceEnd( 1763 TRACE_TAG_PACKAGE_MANAGER, "verification", verificationId); 1764 1765 processPendingInstall(args, ret); 1766 mHandler.sendEmptyMessage(MCS_UNBIND); 1767 } 1768 break; 1769 } 1770 case PACKAGE_VERIFIED: { 1771 final int verificationId = msg.arg1; 1772 1773 final PackageVerificationState state = mPendingVerification.get(verificationId); 1774 if (state == null) { 1775 Slog.w(TAG, "Invalid verification token " + verificationId + " received"); 1776 break; 1777 } 1778 1779 final PackageVerificationResponse response = (PackageVerificationResponse) msg.obj; 1780 1781 state.setVerifierResponse(response.callerUid, response.code); 1782 1783 if (state.isVerificationComplete()) { 1784 mPendingVerification.remove(verificationId); 1785 1786 final InstallArgs args = state.getInstallArgs(); 1787 final Uri originUri = Uri.fromFile(args.origin.resolvedFile); 1788 1789 int ret; 1790 if (state.isInstallAllowed()) { 1791 ret = PackageManager.INSTALL_FAILED_INTERNAL_ERROR; 1792 broadcastPackageVerified(verificationId, originUri, 1793 response.code, state.getInstallArgs().getUser()); 1794 try { 1795 ret = args.copyApk(mContainerService, true); 1796 } catch (RemoteException e) { 1797 Slog.e(TAG, "Could not contact the ContainerService"); 1798 } 1799 } else { 1800 ret = PackageManager.INSTALL_FAILED_VERIFICATION_FAILURE; 1801 } 1802 1803 Trace.asyncTraceEnd( 1804 TRACE_TAG_PACKAGE_MANAGER, "verification", verificationId); 1805 1806 processPendingInstall(args, ret); 1807 mHandler.sendEmptyMessage(MCS_UNBIND); 1808 } 1809 1810 break; 1811 } 1812 case START_INTENT_FILTER_VERIFICATIONS: { 1813 IFVerificationParams params = (IFVerificationParams) msg.obj; 1814 verifyIntentFiltersIfNeeded(params.userId, params.verifierUid, 1815 params.replacing, params.pkg); 1816 break; 1817 } 1818 case INTENT_FILTER_VERIFIED: { 1819 final int verificationId = msg.arg1; 1820 1821 final IntentFilterVerificationState state = mIntentFilterVerificationStates.get( 1822 verificationId); 1823 if (state == null) { 1824 Slog.w(TAG, "Invalid IntentFilter verification token " 1825 + verificationId + " received"); 1826 break; 1827 } 1828 1829 final int userId = state.getUserId(); 1830 1831 if (DEBUG_DOMAIN_VERIFICATION) Slog.d(TAG, 1832 "Processing IntentFilter verification with token:" 1833 + verificationId + " and userId:" + userId); 1834 1835 final IntentFilterVerificationResponse response = 1836 (IntentFilterVerificationResponse) msg.obj; 1837 1838 state.setVerifierResponse(response.callerUid, response.code); 1839 1840 if (DEBUG_DOMAIN_VERIFICATION) Slog.d(TAG, 1841 "IntentFilter verification with token:" + verificationId 1842 + " and userId:" + userId 1843 + " is settings verifier response with response code:" 1844 + response.code); 1845 1846 if (response.code == PackageManager.INTENT_FILTER_VERIFICATION_FAILURE) { 1847 if (DEBUG_DOMAIN_VERIFICATION) Slog.d(TAG, "Domains failing verification: " 1848 + response.getFailedDomainsString()); 1849 } 1850 1851 if (state.isVerificationComplete()) { 1852 mIntentFilterVerifier.receiveVerificationResponse(verificationId); 1853 } else { 1854 if (DEBUG_DOMAIN_VERIFICATION) Slog.d(TAG, 1855 "IntentFilter verification with token:" + verificationId 1856 + " was not said to be complete"); 1857 } 1858 1859 break; 1860 } 1861 case INSTANT_APP_RESOLUTION_PHASE_TWO: { 1862 InstantAppResolver.doInstantAppResolutionPhaseTwo(mContext, 1863 mInstantAppResolverConnection, 1864 (InstantAppRequest) msg.obj, 1865 mInstantAppInstallerActivity, 1866 mHandler); 1867 } 1868 } 1869 } 1870 } 1871 1872 private PermissionCallback mPermissionCallback = new PermissionCallback() { 1873 @Override 1874 public void onGidsChanged(int appId, int userId) { 1875 mHandler.post(new Runnable() { 1876 @Override 1877 public void run() { 1878 killUid(appId, userId, KILL_APP_REASON_GIDS_CHANGED); 1879 } 1880 }); 1881 } 1882 @Override 1883 public void onPermissionGranted(int uid, int userId) { 1884 mOnPermissionChangeListeners.onPermissionsChanged(uid); 1885 1886 // Not critical; if this is lost, the application has to request again. 1887 synchronized (mPackages) { 1888 mSettings.writeRuntimePermissionsForUserLPr(userId, false); 1889 } 1890 } 1891 @Override 1892 public void onInstallPermissionGranted() { 1893 synchronized (mPackages) { 1894 scheduleWriteSettingsLocked(); 1895 } 1896 } 1897 @Override 1898 public void onPermissionRevoked(int uid, int userId) { 1899 mOnPermissionChangeListeners.onPermissionsChanged(uid); 1900 1901 synchronized (mPackages) { 1902 // Critical; after this call the application should never have the permission 1903 mSettings.writeRuntimePermissionsForUserLPr(userId, true); 1904 } 1905 1906 final int appId = UserHandle.getAppId(uid); 1907 killUid(appId, userId, KILL_APP_REASON_PERMISSIONS_REVOKED); 1908 } 1909 @Override 1910 public void onInstallPermissionRevoked() { 1911 synchronized (mPackages) { 1912 scheduleWriteSettingsLocked(); 1913 } 1914 } 1915 @Override 1916 public void onPermissionUpdated(int[] updatedUserIds, boolean sync) { 1917 synchronized (mPackages) { 1918 for (int userId : updatedUserIds) { 1919 mSettings.writeRuntimePermissionsForUserLPr(userId, sync); 1920 } 1921 } 1922 } 1923 @Override 1924 public void onInstallPermissionUpdated() { 1925 synchronized (mPackages) { 1926 scheduleWriteSettingsLocked(); 1927 } 1928 } 1929 @Override 1930 public void onPermissionRemoved() { 1931 synchronized (mPackages) { 1932 mSettings.writeLPr(); 1933 } 1934 } 1935 }; 1936 1937 private void handlePackagePostInstall(PackageInstalledInfo res, boolean grantPermissions, 1938 boolean killApp, boolean virtualPreload, String[] grantedPermissions, 1939 boolean launchedForRestore, String installerPackage, 1940 IPackageInstallObserver2 installObserver) { 1941 if (res.returnCode == PackageManager.INSTALL_SUCCEEDED) { 1942 // Send the removed broadcasts 1943 if (res.removedInfo != null) { 1944 res.removedInfo.sendPackageRemovedBroadcasts(killApp); 1945 } 1946 1947 // Now that we successfully installed the package, grant runtime 1948 // permissions if requested before broadcasting the install. Also 1949 // for legacy apps in permission review mode we clear the permission 1950 // review flag which is used to emulate runtime permissions for 1951 // legacy apps. 1952 if (grantPermissions) { 1953 final int callingUid = Binder.getCallingUid(); 1954 mPermissionManager.grantRequestedRuntimePermissions( 1955 res.pkg, res.newUsers, grantedPermissions, callingUid, 1956 mPermissionCallback); 1957 } 1958 1959 final boolean update = res.removedInfo != null 1960 && res.removedInfo.removedPackage != null; 1961 final String installerPackageName = 1962 res.installerPackageName != null 1963 ? res.installerPackageName 1964 : res.removedInfo != null 1965 ? res.removedInfo.installerPackageName 1966 : null; 1967 1968 // If this is the first time we have child packages for a disabled privileged 1969 // app that had no children, we grant requested runtime permissions to the new 1970 // children if the parent on the system image had them already granted. 1971 if (res.pkg.parentPackage != null) { 1972 final int callingUid = Binder.getCallingUid(); 1973 mPermissionManager.grantRuntimePermissionsGrantedToDisabledPackage( 1974 res.pkg, callingUid, mPermissionCallback); 1975 } 1976 1977 synchronized (mPackages) { 1978 mInstantAppRegistry.onPackageInstalledLPw(res.pkg, res.newUsers); 1979 } 1980 1981 final String packageName = res.pkg.applicationInfo.packageName; 1982 1983 // Determine the set of users who are adding this package for 1984 // the first time vs. those who are seeing an update. 1985 int[] firstUserIds = EMPTY_INT_ARRAY; 1986 int[] firstInstantUserIds = EMPTY_INT_ARRAY; 1987 int[] updateUserIds = EMPTY_INT_ARRAY; 1988 int[] instantUserIds = EMPTY_INT_ARRAY; 1989 final boolean allNewUsers = res.origUsers == null || res.origUsers.length == 0; 1990 final PackageSetting ps = (PackageSetting) res.pkg.mExtras; 1991 for (int newUser : res.newUsers) { 1992 final boolean isInstantApp = ps.getInstantApp(newUser); 1993 if (allNewUsers) { 1994 if (isInstantApp) { 1995 firstInstantUserIds = ArrayUtils.appendInt(firstInstantUserIds, newUser); 1996 } else { 1997 firstUserIds = ArrayUtils.appendInt(firstUserIds, newUser); 1998 } 1999 continue; 2000 } 2001 boolean isNew = true; 2002 for (int origUser : res.origUsers) { 2003 if (origUser == newUser) { 2004 isNew = false; 2005 break; 2006 } 2007 } 2008 if (isNew) { 2009 if (isInstantApp) { 2010 firstInstantUserIds = ArrayUtils.appendInt(firstInstantUserIds, newUser); 2011 } else { 2012 firstUserIds = ArrayUtils.appendInt(firstUserIds, newUser); 2013 } 2014 } else { 2015 if (isInstantApp) { 2016 instantUserIds = ArrayUtils.appendInt(instantUserIds, newUser); 2017 } else { 2018 updateUserIds = ArrayUtils.appendInt(updateUserIds, newUser); 2019 } 2020 } 2021 } 2022 2023 // Send installed broadcasts if the package is not a static shared lib. 2024 if (res.pkg.staticSharedLibName == null) { 2025 mProcessLoggingHandler.invalidateProcessLoggingBaseApkHash(res.pkg.baseCodePath); 2026 2027 // Send added for users that see the package for the first time 2028 // sendPackageAddedForNewUsers also deals with system apps 2029 int appId = UserHandle.getAppId(res.uid); 2030 boolean isSystem = res.pkg.applicationInfo.isSystemApp(); 2031 sendPackageAddedForNewUsers(packageName, isSystem || virtualPreload, 2032 virtualPreload /*startReceiver*/, appId, firstUserIds, firstInstantUserIds); 2033 2034 // Send added for users that don't see the package for the first time 2035 Bundle extras = new Bundle(1); 2036 extras.putInt(Intent.EXTRA_UID, res.uid); 2037 if (update) { 2038 extras.putBoolean(Intent.EXTRA_REPLACING, true); 2039 } 2040 sendPackageBroadcast(Intent.ACTION_PACKAGE_ADDED, packageName, 2041 extras, 0 /*flags*/, 2042 null /*targetPackage*/, null /*finishedReceiver*/, 2043 updateUserIds, instantUserIds); 2044 if (installerPackageName != null) { 2045 sendPackageBroadcast(Intent.ACTION_PACKAGE_ADDED, packageName, 2046 extras, 0 /*flags*/, 2047 installerPackageName, null /*finishedReceiver*/, 2048 updateUserIds, instantUserIds); 2049 } 2050 2051 // Send replaced for users that don't see the package for the first time 2052 if (update) { 2053 sendPackageBroadcast(Intent.ACTION_PACKAGE_REPLACED, 2054 packageName, extras, 0 /*flags*/, 2055 null /*targetPackage*/, null /*finishedReceiver*/, 2056 updateUserIds, instantUserIds); 2057 if (installerPackageName != null) { 2058 sendPackageBroadcast(Intent.ACTION_PACKAGE_REPLACED, packageName, 2059 extras, 0 /*flags*/, 2060 installerPackageName, null /*finishedReceiver*/, 2061 updateUserIds, instantUserIds); 2062 } 2063 sendPackageBroadcast(Intent.ACTION_MY_PACKAGE_REPLACED, 2064 null /*package*/, null /*extras*/, 0 /*flags*/, 2065 packageName /*targetPackage*/, 2066 null /*finishedReceiver*/, updateUserIds, instantUserIds); 2067 } else if (launchedForRestore && !isSystemApp(res.pkg)) { 2068 // First-install and we did a restore, so we're responsible for the 2069 // first-launch broadcast. 2070 if (DEBUG_BACKUP) { 2071 Slog.i(TAG, "Post-restore of " + packageName 2072 + " sending FIRST_LAUNCH in " + Arrays.toString(firstUserIds)); 2073 } 2074 sendFirstLaunchBroadcast(packageName, installerPackage, 2075 firstUserIds, firstInstantUserIds); 2076 } 2077 2078 // Send broadcast package appeared if forward locked/external for all users 2079 // treat asec-hosted packages like removable media on upgrade 2080 if (res.pkg.isForwardLocked() || isExternal(res.pkg)) { 2081 if (DEBUG_INSTALL) { 2082 Slog.i(TAG, "upgrading pkg " + res.pkg 2083 + " is ASEC-hosted -> AVAILABLE"); 2084 } 2085 final int[] uidArray = new int[]{res.pkg.applicationInfo.uid}; 2086 ArrayList<String> pkgList = new ArrayList<>(1); 2087 pkgList.add(packageName); 2088 sendResourcesChangedBroadcast(true, true, pkgList, uidArray, null); 2089 } 2090 } 2091 2092 // Work that needs to happen on first install within each user 2093 if (firstUserIds != null && firstUserIds.length > 0) { 2094 synchronized (mPackages) { 2095 for (int userId : firstUserIds) { 2096 // If this app is a browser and it's newly-installed for some 2097 // users, clear any default-browser state in those users. The 2098 // app's nature doesn't depend on the user, so we can just check 2099 // its browser nature in any user and generalize. 2100 if (packageIsBrowser(packageName, userId)) { 2101 mSettings.setDefaultBrowserPackageNameLPw(null, userId); 2102 } 2103 2104 // We may also need to apply pending (restored) runtime 2105 // permission grants within these users. 2106 mSettings.applyPendingPermissionGrantsLPw(packageName, userId); 2107 } 2108 } 2109 } 2110 2111 if (allNewUsers && !update) { 2112 notifyPackageAdded(packageName); 2113 } 2114 2115 // Log current value of "unknown sources" setting 2116 EventLog.writeEvent(EventLogTags.UNKNOWN_SOURCES_ENABLED, 2117 getUnknownSourcesSettings()); 2118 2119 // Remove the replaced package's older resources safely now 2120 // We delete after a gc for applications on sdcard. 2121 if (res.removedInfo != null && res.removedInfo.args != null) { 2122 Runtime.getRuntime().gc(); 2123 synchronized (mInstallLock) { 2124 res.removedInfo.args.doPostDeleteLI(true); 2125 } 2126 } else { 2127 // Force a gc to clear up things. Ask for a background one, it's fine to go on 2128 // and not block here. 2129 VMRuntime.getRuntime().requestConcurrentGC(); 2130 } 2131 2132 // Notify DexManager that the package was installed for new users. 2133 // The updated users should already be indexed and the package code paths 2134 // should not change. 2135 // Don't notify the manager for ephemeral apps as they are not expected to 2136 // survive long enough to benefit of background optimizations. 2137 for (int userId : firstUserIds) { 2138 PackageInfo info = getPackageInfo(packageName, /*flags*/ 0, userId); 2139 // There's a race currently where some install events may interleave with an uninstall. 2140 // This can lead to package info being null (b/36642664). 2141 if (info != null) { 2142 mDexManager.notifyPackageInstalled(info, userId); 2143 } 2144 } 2145 } 2146 2147 // If someone is watching installs - notify them 2148 if (installObserver != null) { 2149 try { 2150 Bundle extras = extrasForInstallResult(res); 2151 installObserver.onPackageInstalled(res.name, res.returnCode, 2152 res.returnMsg, extras); 2153 } catch (RemoteException e) { 2154 Slog.i(TAG, "Observer no longer exists."); 2155 } 2156 } 2157 } 2158 2159 private StorageEventListener mStorageListener = new StorageEventListener() { 2160 @Override 2161 public void onVolumeStateChanged(VolumeInfo vol, int oldState, int newState) { 2162 if (vol.type == VolumeInfo.TYPE_PRIVATE) { 2163 if (vol.state == VolumeInfo.STATE_MOUNTED) { 2164 final String volumeUuid = vol.getFsUuid(); 2165 2166 // Clean up any users or apps that were removed or recreated 2167 // while this volume was missing 2168 sUserManager.reconcileUsers(volumeUuid); 2169 reconcileApps(volumeUuid); 2170 2171 // Clean up any install sessions that expired or were 2172 // cancelled while this volume was missing 2173 mInstallerService.onPrivateVolumeMounted(volumeUuid); 2174 2175 loadPrivatePackages(vol); 2176 2177 } else if (vol.state == VolumeInfo.STATE_EJECTING) { 2178 unloadPrivatePackages(vol); 2179 } 2180 } 2181 } 2182 2183 @Override 2184 public void onVolumeForgotten(String fsUuid) { 2185 if (TextUtils.isEmpty(fsUuid)) { 2186 Slog.e(TAG, "Forgetting internal storage is probably a mistake; ignoring"); 2187 return; 2188 } 2189 2190 // Remove any apps installed on the forgotten volume 2191 synchronized (mPackages) { 2192 final List<PackageSetting> packages = mSettings.getVolumePackagesLPr(fsUuid); 2193 for (PackageSetting ps : packages) { 2194 Slog.d(TAG, "Destroying " + ps.name + " because volume was forgotten"); 2195 deletePackageVersioned(new VersionedPackage(ps.name, 2196 PackageManager.VERSION_CODE_HIGHEST), 2197 new LegacyPackageDeleteObserver(null).getBinder(), 2198 UserHandle.USER_SYSTEM, PackageManager.DELETE_ALL_USERS); 2199 // Try very hard to release any references to this package 2200 // so we don't risk the system server being killed due to 2201 // open FDs 2202 AttributeCache.instance().removePackage(ps.name); 2203 } 2204 2205 mSettings.onVolumeForgotten(fsUuid); 2206 mSettings.writeLPr(); 2207 } 2208 } 2209 }; 2210 2211 Bundle extrasForInstallResult(PackageInstalledInfo res) { 2212 Bundle extras = null; 2213 switch (res.returnCode) { 2214 case PackageManager.INSTALL_FAILED_DUPLICATE_PERMISSION: { 2215 extras = new Bundle(); 2216 extras.putString(PackageManager.EXTRA_FAILURE_EXISTING_PERMISSION, 2217 res.origPermission); 2218 extras.putString(PackageManager.EXTRA_FAILURE_EXISTING_PACKAGE, 2219 res.origPackage); 2220 break; 2221 } 2222 case PackageManager.INSTALL_SUCCEEDED: { 2223 extras = new Bundle(); 2224 extras.putBoolean(Intent.EXTRA_REPLACING, 2225 res.removedInfo != null && res.removedInfo.removedPackage != null); 2226 break; 2227 } 2228 } 2229 return extras; 2230 } 2231 2232 void scheduleWriteSettingsLocked() { 2233 if (!mHandler.hasMessages(WRITE_SETTINGS)) { 2234 mHandler.sendEmptyMessageDelayed(WRITE_SETTINGS, WRITE_SETTINGS_DELAY); 2235 } 2236 } 2237 2238 void scheduleWritePackageListLocked(int userId) { 2239 if (!mHandler.hasMessages(WRITE_PACKAGE_LIST)) { 2240 Message msg = mHandler.obtainMessage(WRITE_PACKAGE_LIST); 2241 msg.arg1 = userId; 2242 mHandler.sendMessageDelayed(msg, WRITE_SETTINGS_DELAY); 2243 } 2244 } 2245 2246 void scheduleWritePackageRestrictionsLocked(UserHandle user) { 2247 final int userId = user == null ? UserHandle.USER_ALL : user.getIdentifier(); 2248 scheduleWritePackageRestrictionsLocked(userId); 2249 } 2250 2251 void scheduleWritePackageRestrictionsLocked(int userId) { 2252 final int[] userIds = (userId == UserHandle.USER_ALL) 2253 ? sUserManager.getUserIds() : new int[]{userId}; 2254 for (int nextUserId : userIds) { 2255 if (!sUserManager.exists(nextUserId)) return; 2256 mDirtyUsers.add(nextUserId); 2257 if (!mHandler.hasMessages(WRITE_PACKAGE_RESTRICTIONS)) { 2258 mHandler.sendEmptyMessageDelayed(WRITE_PACKAGE_RESTRICTIONS, WRITE_SETTINGS_DELAY); 2259 } 2260 } 2261 } 2262 2263 public static PackageManagerService main(Context context, Installer installer, 2264 boolean factoryTest, boolean onlyCore) { 2265 // Self-check for initial settings. 2266 PackageManagerServiceCompilerMapping.checkProperties(); 2267 2268 PackageManagerService m = new PackageManagerService(context, installer, 2269 factoryTest, onlyCore); 2270 m.enableSystemUserPackages(); 2271 ServiceManager.addService("package", m); 2272 final PackageManagerNative pmn = m.new PackageManagerNative(); 2273 ServiceManager.addService("package_native", pmn); 2274 return m; 2275 } 2276 2277 private void enableSystemUserPackages() { 2278 if (!UserManager.isSplitSystemUser()) { 2279 return; 2280 } 2281 // For system user, enable apps based on the following conditions: 2282 // - app is whitelisted or belong to one of these groups: 2283 // -- system app which has no launcher icons 2284 // -- system app which has INTERACT_ACROSS_USERS permission 2285 // -- system IME app 2286 // - app is not in the blacklist 2287 AppsQueryHelper queryHelper = new AppsQueryHelper(this); 2288 Set<String> enableApps = new ArraySet<>(); 2289 enableApps.addAll(queryHelper.queryApps(AppsQueryHelper.GET_NON_LAUNCHABLE_APPS 2290 | AppsQueryHelper.GET_APPS_WITH_INTERACT_ACROSS_USERS_PERM 2291 | AppsQueryHelper.GET_IMES, /* systemAppsOnly */ true, UserHandle.SYSTEM)); 2292 ArraySet<String> wlApps = SystemConfig.getInstance().getSystemUserWhitelistedApps(); 2293 enableApps.addAll(wlApps); 2294 enableApps.addAll(queryHelper.queryApps(AppsQueryHelper.GET_REQUIRED_FOR_SYSTEM_USER, 2295 /* systemAppsOnly */ false, UserHandle.SYSTEM)); 2296 ArraySet<String> blApps = SystemConfig.getInstance().getSystemUserBlacklistedApps(); 2297 enableApps.removeAll(blApps); 2298 Log.i(TAG, "Applications installed for system user: " + enableApps); 2299 List<String> allAps = queryHelper.queryApps(0, /* systemAppsOnly */ false, 2300 UserHandle.SYSTEM); 2301 final int allAppsSize = allAps.size(); 2302 synchronized (mPackages) { 2303 for (int i = 0; i < allAppsSize; i++) { 2304 String pName = allAps.get(i); 2305 PackageSetting pkgSetting = mSettings.mPackages.get(pName); 2306 // Should not happen, but we shouldn't be failing if it does 2307 if (pkgSetting == null) { 2308 continue; 2309 } 2310 boolean install = enableApps.contains(pName); 2311 if (pkgSetting.getInstalled(UserHandle.USER_SYSTEM) != install) { 2312 Log.i(TAG, (install ? "Installing " : "Uninstalling ") + pName 2313 + " for system user"); 2314 pkgSetting.setInstalled(install, UserHandle.USER_SYSTEM); 2315 } 2316 } 2317 scheduleWritePackageRestrictionsLocked(UserHandle.USER_SYSTEM); 2318 } 2319 } 2320 2321 private static void getDefaultDisplayMetrics(Context context, DisplayMetrics metrics) { 2322 DisplayManager displayManager = (DisplayManager) context.getSystemService( 2323 Context.DISPLAY_SERVICE); 2324 displayManager.getDisplay(Display.DEFAULT_DISPLAY).getMetrics(metrics); 2325 } 2326 2327 /** 2328 * Requests that files preopted on a secondary system partition be copied to the data partition 2329 * if possible. Note that the actual copying of the files is accomplished by init for security 2330 * reasons. This simply requests that the copy takes place and awaits confirmation of its 2331 * completion. See platform/system/extras/cppreopt/ for the implementation of the actual copy. 2332 */ 2333 private static void requestCopyPreoptedFiles() { 2334 final int WAIT_TIME_MS = 100; 2335 final String CP_PREOPT_PROPERTY = "sys.cppreopt"; 2336 if (SystemProperties.getInt("ro.cp_system_other_odex", 0) == 1) { 2337 SystemProperties.set(CP_PREOPT_PROPERTY, "requested"); 2338 // We will wait for up to 100 seconds. 2339 final long timeStart = SystemClock.uptimeMillis(); 2340 final long timeEnd = timeStart + 100 * 1000; 2341 long timeNow = timeStart; 2342 while (!SystemProperties.get(CP_PREOPT_PROPERTY).equals("finished")) { 2343 try { 2344 Thread.sleep(WAIT_TIME_MS); 2345 } catch (InterruptedException e) { 2346 // Do nothing 2347 } 2348 timeNow = SystemClock.uptimeMillis(); 2349 if (timeNow > timeEnd) { 2350 SystemProperties.set(CP_PREOPT_PROPERTY, "timed-out"); 2351 Slog.wtf(TAG, "cppreopt did not finish!"); 2352 break; 2353 } 2354 } 2355 2356 Slog.i(TAG, "cppreopts took " + (timeNow - timeStart) + " ms"); 2357 } 2358 } 2359 2360 public PackageManagerService(Context context, Installer installer, 2361 boolean factoryTest, boolean onlyCore) { 2362 LockGuard.installLock(mPackages, LockGuard.INDEX_PACKAGES); 2363 Trace.traceBegin(TRACE_TAG_PACKAGE_MANAGER, "create package manager"); 2364 EventLog.writeEvent(EventLogTags.BOOT_PROGRESS_PMS_START, 2365 SystemClock.uptimeMillis()); 2366 2367 if (mSdkVersion <= 0) { 2368 Slog.w(TAG, "**** ro.build.version.sdk not set!"); 2369 } 2370 2371 mContext = context; 2372 2373 mFactoryTest = factoryTest; 2374 mOnlyCore = onlyCore; 2375 mMetrics = new DisplayMetrics(); 2376 mInstaller = installer; 2377 2378 // Create sub-components that provide services / data. Order here is important. 2379 synchronized (mInstallLock) { 2380 synchronized (mPackages) { 2381 // Expose private service for system components to use. 2382 LocalServices.addService( 2383 PackageManagerInternal.class, new PackageManagerInternalImpl()); 2384 sUserManager = new UserManagerService(context, this, 2385 new UserDataPreparer(mInstaller, mInstallLock, mContext, mOnlyCore), mPackages); 2386 mPermissionManager = PermissionManagerService.create(context, 2387 new DefaultPermissionGrantedCallback() { 2388 @Override 2389 public void onDefaultRuntimePermissionsGranted(int userId) { 2390 synchronized(mPackages) { 2391 mSettings.onDefaultRuntimePermissionsGrantedLPr(userId); 2392 } 2393 } 2394 }, mPackages /*externalLock*/); 2395 mDefaultPermissionPolicy = mPermissionManager.getDefaultPermissionGrantPolicy(); 2396 mSettings = new Settings(mPermissionManager.getPermissionSettings(), mPackages); 2397 } 2398 } 2399 mSettings.addSharedUserLPw("android.uid.system", Process.SYSTEM_UID, 2400 ApplicationInfo.FLAG_SYSTEM, ApplicationInfo.PRIVATE_FLAG_PRIVILEGED); 2401 mSettings.addSharedUserLPw("android.uid.phone", RADIO_UID, 2402 ApplicationInfo.FLAG_SYSTEM, ApplicationInfo.PRIVATE_FLAG_PRIVILEGED); 2403 mSettings.addSharedUserLPw("android.uid.log", LOG_UID, 2404 ApplicationInfo.FLAG_SYSTEM, ApplicationInfo.PRIVATE_FLAG_PRIVILEGED); 2405 mSettings.addSharedUserLPw("android.uid.nfc", NFC_UID, 2406 ApplicationInfo.FLAG_SYSTEM, ApplicationInfo.PRIVATE_FLAG_PRIVILEGED); 2407 mSettings.addSharedUserLPw("android.uid.bluetooth", BLUETOOTH_UID, 2408 ApplicationInfo.FLAG_SYSTEM, ApplicationInfo.PRIVATE_FLAG_PRIVILEGED); 2409 mSettings.addSharedUserLPw("android.uid.shell", SHELL_UID, 2410 ApplicationInfo.FLAG_SYSTEM, ApplicationInfo.PRIVATE_FLAG_PRIVILEGED); 2411 mSettings.addSharedUserLPw("android.uid.se", SE_UID, 2412 ApplicationInfo.FLAG_SYSTEM, ApplicationInfo.PRIVATE_FLAG_PRIVILEGED); 2413 2414 String separateProcesses = SystemProperties.get("debug.separate_processes"); 2415 if (separateProcesses != null && separateProcesses.length() > 0) { 2416 if ("*".equals(separateProcesses)) { 2417 mDefParseFlags = PackageParser.PARSE_IGNORE_PROCESSES; 2418 mSeparateProcesses = null; 2419 Slog.w(TAG, "Running with debug.separate_processes: * (ALL)"); 2420 } else { 2421 mDefParseFlags = 0; 2422 mSeparateProcesses = separateProcesses.split(","); 2423 Slog.w(TAG, "Running with debug.separate_processes: " 2424 + separateProcesses); 2425 } 2426 } else { 2427 mDefParseFlags = 0; 2428 mSeparateProcesses = null; 2429 } 2430 2431 mPackageDexOptimizer = new PackageDexOptimizer(installer, mInstallLock, context, 2432 "*dexopt*"); 2433 DexManager.Listener dexManagerListener = DexLogger.getListener(this, 2434 installer, mInstallLock); 2435 mDexManager = new DexManager(this, mPackageDexOptimizer, installer, mInstallLock, 2436 dexManagerListener); 2437 mArtManagerService = new ArtManagerService(this, installer, mInstallLock); 2438 mMoveCallbacks = new MoveCallbacks(FgThread.get().getLooper()); 2439 2440 mOnPermissionChangeListeners = new OnPermissionChangeListeners( 2441 FgThread.get().getLooper()); 2442 2443 getDefaultDisplayMetrics(context, mMetrics); 2444 2445 Trace.traceBegin(TRACE_TAG_PACKAGE_MANAGER, "get system config"); 2446 SystemConfig systemConfig = SystemConfig.getInstance(); 2447 mAvailableFeatures = systemConfig.getAvailableFeatures(); 2448 Trace.traceEnd(TRACE_TAG_PACKAGE_MANAGER); 2449 2450 mProtectedPackages = new ProtectedPackages(mContext); 2451 2452 synchronized (mInstallLock) { 2453 // writer 2454 synchronized (mPackages) { 2455 mHandlerThread = new ServiceThread(TAG, 2456 Process.THREAD_PRIORITY_BACKGROUND, true /*allowIo*/); 2457 mHandlerThread.start(); 2458 mHandler = new PackageHandler(mHandlerThread.getLooper()); 2459 mProcessLoggingHandler = new ProcessLoggingHandler(); 2460 Watchdog.getInstance().addThread(mHandler, WATCHDOG_TIMEOUT); 2461 mInstantAppRegistry = new InstantAppRegistry(this); 2462 2463 ArrayMap<String, String> libConfig = systemConfig.getSharedLibraries(); 2464 final int builtInLibCount = libConfig.size(); 2465 for (int i = 0; i < builtInLibCount; i++) { 2466 String name = libConfig.keyAt(i); 2467 String path = libConfig.valueAt(i); 2468 addSharedLibraryLPw(path, null, name, SharedLibraryInfo.VERSION_UNDEFINED, 2469 SharedLibraryInfo.TYPE_BUILTIN, PLATFORM_PACKAGE_NAME, 0); 2470 } 2471 2472 SELinuxMMAC.readInstallPolicy(); 2473 2474 Trace.traceBegin(TRACE_TAG_PACKAGE_MANAGER, "read user settings"); 2475 mFirstBoot = !mSettings.readLPw(sUserManager.getUsers(false)); 2476 Trace.traceEnd(TRACE_TAG_PACKAGE_MANAGER); 2477 2478 // Clean up orphaned packages for which the code path doesn't exist 2479 // and they are an update to a system app - caused by bug/32321269 2480 final int packageSettingCount = mSettings.mPackages.size(); 2481 for (int i = packageSettingCount - 1; i >= 0; i--) { 2482 PackageSetting ps = mSettings.mPackages.valueAt(i); 2483 if (!isExternal(ps) && (ps.codePath == null || !ps.codePath.exists()) 2484 && mSettings.getDisabledSystemPkgLPr(ps.name) != null) { 2485 mSettings.mPackages.removeAt(i); 2486 mSettings.enableSystemPackageLPw(ps.name); 2487 } 2488 } 2489 2490 if (mFirstBoot) { 2491 requestCopyPreoptedFiles(); 2492 } 2493 2494 String customResolverActivity = Resources.getSystem().getString( 2495 R.string.config_customResolverActivity); 2496 if (TextUtils.isEmpty(customResolverActivity)) { 2497 customResolverActivity = null; 2498 } else { 2499 mCustomResolverComponentName = ComponentName.unflattenFromString( 2500 customResolverActivity); 2501 } 2502 2503 long startTime = SystemClock.uptimeMillis(); 2504 2505 EventLog.writeEvent(EventLogTags.BOOT_PROGRESS_PMS_SYSTEM_SCAN_START, 2506 startTime); 2507 2508 final String bootClassPath = System.getenv("BOOTCLASSPATH"); 2509 final String systemServerClassPath = System.getenv("SYSTEMSERVERCLASSPATH"); 2510 2511 if (bootClassPath == null) { 2512 Slog.w(TAG, "No BOOTCLASSPATH found!"); 2513 } 2514 2515 if (systemServerClassPath == null) { 2516 Slog.w(TAG, "No SYSTEMSERVERCLASSPATH found!"); 2517 } 2518 2519 File frameworkDir = new File(Environment.getRootDirectory(), "framework"); 2520 2521 final VersionInfo ver = mSettings.getInternalVersion(); 2522 mIsUpgrade = !Build.FINGERPRINT.equals(ver.fingerprint); 2523 if (mIsUpgrade) { 2524 logCriticalInfo(Log.INFO, 2525 "Upgrading from " + ver.fingerprint + " to " + Build.FINGERPRINT); 2526 } 2527 2528 // when upgrading from pre-M, promote system app permissions from install to runtime 2529 mPromoteSystemApps = 2530 mIsUpgrade && ver.sdkVersion <= Build.VERSION_CODES.LOLLIPOP_MR1; 2531 2532 // When upgrading from pre-N, we need to handle package extraction like first boot, 2533 // as there is no profiling data available. 2534 mIsPreNUpgrade = mIsUpgrade && ver.sdkVersion < Build.VERSION_CODES.N; 2535 2536 mIsPreNMR1Upgrade = mIsUpgrade && ver.sdkVersion < Build.VERSION_CODES.N_MR1; 2537 2538 // save off the names of pre-existing system packages prior to scanning; we don't 2539 // want to automatically grant runtime permissions for new system apps 2540 if (mPromoteSystemApps) { 2541 Iterator<PackageSetting> pkgSettingIter = mSettings.mPackages.values().iterator(); 2542 while (pkgSettingIter.hasNext()) { 2543 PackageSetting ps = pkgSettingIter.next(); 2544 if (isSystemApp(ps)) { 2545 mExistingSystemPackages.add(ps.name); 2546 } 2547 } 2548 } 2549 2550 mCacheDir = preparePackageParserCache(mIsUpgrade); 2551 2552 // Set flag to monitor and not change apk file paths when 2553 // scanning install directories. 2554 int scanFlags = SCAN_BOOTING | SCAN_INITIAL; 2555 2556 if (mIsUpgrade || mFirstBoot) { 2557 scanFlags = scanFlags | SCAN_FIRST_BOOT_OR_UPGRADE; 2558 } 2559 2560 // Collect vendor/product overlay packages. (Do this before scanning any apps.) 2561 // For security and version matching reason, only consider 2562 // overlay packages if they reside in the right directory. 2563 scanDirTracedLI(new File(VENDOR_OVERLAY_DIR), 2564 mDefParseFlags 2565 | PackageParser.PARSE_IS_SYSTEM_DIR, 2566 scanFlags 2567 | SCAN_AS_SYSTEM 2568 | SCAN_AS_VENDOR, 2569 0); 2570 scanDirTracedLI(new File(PRODUCT_OVERLAY_DIR), 2571 mDefParseFlags 2572 | PackageParser.PARSE_IS_SYSTEM_DIR, 2573 scanFlags 2574 | SCAN_AS_SYSTEM 2575 | SCAN_AS_PRODUCT, 2576 0); 2577 2578 mParallelPackageParserCallback.findStaticOverlayPackages(); 2579 2580 // Find base frameworks (resource packages without code). 2581 scanDirTracedLI(frameworkDir, 2582 mDefParseFlags 2583 | PackageParser.PARSE_IS_SYSTEM_DIR, 2584 scanFlags 2585 | SCAN_NO_DEX 2586 | SCAN_AS_SYSTEM 2587 | SCAN_AS_PRIVILEGED, 2588 0); 2589 2590 // Collected privileged system packages. 2591 final File privilegedAppDir = new File(Environment.getRootDirectory(), "priv-app"); 2592 scanDirTracedLI(privilegedAppDir, 2593 mDefParseFlags 2594 | PackageParser.PARSE_IS_SYSTEM_DIR, 2595 scanFlags 2596 | SCAN_AS_SYSTEM 2597 | SCAN_AS_PRIVILEGED, 2598 0); 2599 2600 // Collect ordinary system packages. 2601 final File systemAppDir = new File(Environment.getRootDirectory(), "app"); 2602 scanDirTracedLI(systemAppDir, 2603 mDefParseFlags 2604 | PackageParser.PARSE_IS_SYSTEM_DIR, 2605 scanFlags 2606 | SCAN_AS_SYSTEM, 2607 0); 2608 2609 // Collected privileged vendor packages. 2610 File privilegedVendorAppDir = new File(Environment.getVendorDirectory(), "priv-app"); 2611 try { 2612 privilegedVendorAppDir = privilegedVendorAppDir.getCanonicalFile(); 2613 } catch (IOException e) { 2614 // failed to look up canonical path, continue with original one 2615 } 2616 scanDirTracedLI(privilegedVendorAppDir, 2617 mDefParseFlags 2618 | PackageParser.PARSE_IS_SYSTEM_DIR, 2619 scanFlags 2620 | SCAN_AS_SYSTEM 2621 | SCAN_AS_VENDOR 2622 | SCAN_AS_PRIVILEGED, 2623 0); 2624 2625 // Collect ordinary vendor packages. 2626 File vendorAppDir = new File(Environment.getVendorDirectory(), "app"); 2627 try { 2628 vendorAppDir = vendorAppDir.getCanonicalFile(); 2629 } catch (IOException e) { 2630 // failed to look up canonical path, continue with original one 2631 } 2632 scanDirTracedLI(vendorAppDir, 2633 mDefParseFlags 2634 | PackageParser.PARSE_IS_SYSTEM_DIR, 2635 scanFlags 2636 | SCAN_AS_SYSTEM 2637 | SCAN_AS_VENDOR, 2638 0); 2639 2640 // Collect all OEM packages. 2641 final File oemAppDir = new File(Environment.getOemDirectory(), "app"); 2642 scanDirTracedLI(oemAppDir, 2643 mDefParseFlags 2644 | PackageParser.PARSE_IS_SYSTEM_DIR, 2645 scanFlags 2646 | SCAN_AS_SYSTEM 2647 | SCAN_AS_OEM, 2648 0); 2649 2650 // Collected privileged product packages. 2651 File privilegedProductAppDir = new File(Environment.getProductDirectory(), "priv-app"); 2652 try { 2653 privilegedProductAppDir = privilegedProductAppDir.getCanonicalFile(); 2654 } catch (IOException e) { 2655 // failed to look up canonical path, continue with original one 2656 } 2657 scanDirTracedLI(privilegedProductAppDir, 2658 mDefParseFlags 2659 | PackageParser.PARSE_IS_SYSTEM_DIR, 2660 scanFlags 2661 | SCAN_AS_SYSTEM 2662 | SCAN_AS_PRODUCT 2663 | SCAN_AS_PRIVILEGED, 2664 0); 2665 2666 // Collect ordinary product packages. 2667 File productAppDir = new File(Environment.getProductDirectory(), "app"); 2668 try { 2669 productAppDir = productAppDir.getCanonicalFile(); 2670 } catch (IOException e) { 2671 // failed to look up canonical path, continue with original one 2672 } 2673 scanDirTracedLI(productAppDir, 2674 mDefParseFlags 2675 | PackageParser.PARSE_IS_SYSTEM_DIR, 2676 scanFlags 2677 | SCAN_AS_SYSTEM 2678 | SCAN_AS_PRODUCT, 2679 0); 2680 2681 // Prune any system packages that no longer exist. 2682 final List<String> possiblyDeletedUpdatedSystemApps = new ArrayList<>(); 2683 // Stub packages must either be replaced with full versions in the /data 2684 // partition or be disabled. 2685 final List<String> stubSystemApps = new ArrayList<>(); 2686 if (!mOnlyCore) { 2687 // do this first before mucking with mPackages for the "expecting better" case 2688 final Iterator<PackageParser.Package> pkgIterator = mPackages.values().iterator(); 2689 while (pkgIterator.hasNext()) { 2690 final PackageParser.Package pkg = pkgIterator.next(); 2691 if (pkg.isStub) { 2692 stubSystemApps.add(pkg.packageName); 2693 } 2694 } 2695 2696 final Iterator<PackageSetting> psit = mSettings.mPackages.values().iterator(); 2697 while (psit.hasNext()) { 2698 PackageSetting ps = psit.next(); 2699 2700 /* 2701 * If this is not a system app, it can't be a 2702 * disable system app. 2703 */ 2704 if ((ps.pkgFlags & ApplicationInfo.FLAG_SYSTEM) == 0) { 2705 continue; 2706 } 2707 2708 /* 2709 * If the package is scanned, it's not erased. 2710 */ 2711 final PackageParser.Package scannedPkg = mPackages.get(ps.name); 2712 if (scannedPkg != null) { 2713 /* 2714 * If the system app is both scanned and in the 2715 * disabled packages list, then it must have been 2716 * added via OTA. Remove it from the currently 2717 * scanned package so the previously user-installed 2718 * application can be scanned. 2719 */ 2720 if (mSettings.isDisabledSystemPackageLPr(ps.name)) { 2721 logCriticalInfo(Log.WARN, "Expecting better updated system app for " 2722 + ps.name + "; removing system app. Last known codePath=" 2723 + ps.codePathString + ", installStatus=" + ps.installStatus 2724 + ", versionCode=" + ps.versionCode + "; scanned versionCode=" 2725 + scannedPkg.getLongVersionCode()); 2726 removePackageLI(scannedPkg, true); 2727 mExpectingBetter.put(ps.name, ps.codePath); 2728 } 2729 2730 continue; 2731 } 2732 2733 if (!mSettings.isDisabledSystemPackageLPr(ps.name)) { 2734 psit.remove(); 2735 logCriticalInfo(Log.WARN, "System package " + ps.name 2736 + " no longer exists; it's data will be wiped"); 2737 // Actual deletion of code and data will be handled by later 2738 // reconciliation step 2739 } else { 2740 // we still have a disabled system package, but, it still might have 2741 // been removed. check the code path still exists and check there's 2742 // still a package. the latter can happen if an OTA keeps the same 2743 // code path, but, changes the package name. 2744 final PackageSetting disabledPs = 2745 mSettings.getDisabledSystemPkgLPr(ps.name); 2746 if (disabledPs.codePath == null || !disabledPs.codePath.exists() 2747 || disabledPs.pkg == null) { 2748if (REFACTOR_DEBUG) { 2749Slog.e("TODD", 2750 "Possibly deleted app: " + ps.dumpState_temp() 2751 + "; path: " + (disabledPs.codePath == null ? "<<NULL>>":disabledPs.codePath) 2752 + "; pkg: " + (disabledPs.pkg==null?"<<NULL>>":disabledPs.pkg.toString())); 2753} 2754 possiblyDeletedUpdatedSystemApps.add(ps.name); 2755 } 2756 } 2757 } 2758 } 2759 2760 //look for any incomplete package installations 2761 ArrayList<PackageSetting> deletePkgsList = mSettings.getListOfIncompleteInstallPackagesLPr(); 2762 for (int i = 0; i < deletePkgsList.size(); i++) { 2763 // Actual deletion of code and data will be handled by later 2764 // reconciliation step 2765 final String packageName = deletePkgsList.get(i).name; 2766 logCriticalInfo(Log.WARN, "Cleaning up incompletely installed app: " + packageName); 2767 synchronized (mPackages) { 2768 mSettings.removePackageLPw(packageName); 2769 } 2770 } 2771 2772 //delete tmp files 2773 deleteTempPackageFiles(); 2774 2775 final int cachedSystemApps = PackageParser.sCachedPackageReadCount.get(); 2776 2777 // Remove any shared userIDs that have no associated packages 2778 mSettings.pruneSharedUsersLPw(); 2779 final long systemScanTime = SystemClock.uptimeMillis() - startTime; 2780 final int systemPackagesCount = mPackages.size(); 2781 Slog.i(TAG, "Finished scanning system apps. Time: " + systemScanTime 2782 + " ms, packageCount: " + systemPackagesCount 2783 + " , timePerPackage: " 2784 + (systemPackagesCount == 0 ? 0 : systemScanTime / systemPackagesCount) 2785 + " , cached: " + cachedSystemApps); 2786 if (mIsUpgrade && systemPackagesCount > 0) { 2787 MetricsLogger.histogram(null, "ota_package_manager_system_app_avg_scan_time", 2788 ((int) systemScanTime) / systemPackagesCount); 2789 } 2790 if (!mOnlyCore) { 2791 EventLog.writeEvent(EventLogTags.BOOT_PROGRESS_PMS_DATA_SCAN_START, 2792 SystemClock.uptimeMillis()); 2793 scanDirTracedLI(sAppInstallDir, 0, scanFlags | SCAN_REQUIRE_KNOWN, 0); 2794 2795 scanDirTracedLI(sDrmAppPrivateInstallDir, mDefParseFlags 2796 | PackageParser.PARSE_FORWARD_LOCK, 2797 scanFlags | SCAN_REQUIRE_KNOWN, 0); 2798 2799 // Remove disable package settings for updated system apps that were 2800 // removed via an OTA. If the update is no longer present, remove the 2801 // app completely. Otherwise, revoke their system privileges. 2802 for (String deletedAppName : possiblyDeletedUpdatedSystemApps) { 2803 PackageParser.Package deletedPkg = mPackages.get(deletedAppName); 2804 mSettings.removeDisabledSystemPackageLPw(deletedAppName); 2805if (REFACTOR_DEBUG) { 2806Slog.e("TODD", 2807 "remove update; name: " + deletedAppName + ", exists? " + (deletedPkg != null)); 2808} 2809 final String msg; 2810 if (deletedPkg == null) { 2811 // should have found an update, but, we didn't; remove everything 2812 msg = "Updated system package " + deletedAppName 2813 + " no longer exists; removing its data"; 2814 // Actual deletion of code and data will be handled by later 2815 // reconciliation step 2816 } else { 2817 // found an update; revoke system privileges 2818 msg = "Updated system package + " + deletedAppName 2819 + " no longer exists; revoking system privileges"; 2820 2821 // Don't do anything if a stub is removed from the system image. If 2822 // we were to remove the uncompressed version from the /data partition, 2823 // this is where it'd be done. 2824 2825 final PackageSetting deletedPs = mSettings.mPackages.get(deletedAppName); 2826 deletedPkg.applicationInfo.flags &= ~ApplicationInfo.FLAG_SYSTEM; 2827 deletedPs.pkgFlags &= ~ApplicationInfo.FLAG_SYSTEM; 2828 } 2829 logCriticalInfo(Log.WARN, msg); 2830 } 2831 2832 /* 2833 * Make sure all system apps that we expected to appear on 2834 * the userdata partition actually showed up. If they never 2835 * appeared, crawl back and revive the system version. 2836 */ 2837 for (int i = 0; i < mExpectingBetter.size(); i++) { 2838 final String packageName = mExpectingBetter.keyAt(i); 2839 if (!mPackages.containsKey(packageName)) { 2840 final File scanFile = mExpectingBetter.valueAt(i); 2841 2842 logCriticalInfo(Log.WARN, "Expected better " + packageName 2843 + " but never showed up; reverting to system"); 2844 2845 final @ParseFlags int reparseFlags; 2846 final @ScanFlags int rescanFlags; 2847 if (FileUtils.contains(privilegedAppDir, scanFile)) { 2848 reparseFlags = 2849 mDefParseFlags | 2850 PackageParser.PARSE_IS_SYSTEM_DIR; 2851 rescanFlags = 2852 scanFlags 2853 | SCAN_AS_SYSTEM 2854 | SCAN_AS_PRIVILEGED; 2855 } else if (FileUtils.contains(systemAppDir, scanFile)) { 2856 reparseFlags = 2857 mDefParseFlags | 2858 PackageParser.PARSE_IS_SYSTEM_DIR; 2859 rescanFlags = 2860 scanFlags 2861 | SCAN_AS_SYSTEM; 2862 } else if (FileUtils.contains(privilegedVendorAppDir, scanFile)) { 2863 reparseFlags = 2864 mDefParseFlags | 2865 PackageParser.PARSE_IS_SYSTEM_DIR; 2866 rescanFlags = 2867 scanFlags 2868 | SCAN_AS_SYSTEM 2869 | SCAN_AS_VENDOR 2870 | SCAN_AS_PRIVILEGED; 2871 } else if (FileUtils.contains(vendorAppDir, scanFile)) { 2872 reparseFlags = 2873 mDefParseFlags | 2874 PackageParser.PARSE_IS_SYSTEM_DIR; 2875 rescanFlags = 2876 scanFlags 2877 | SCAN_AS_SYSTEM 2878 | SCAN_AS_VENDOR; 2879 } else if (FileUtils.contains(oemAppDir, scanFile)) { 2880 reparseFlags = 2881 mDefParseFlags | 2882 PackageParser.PARSE_IS_SYSTEM_DIR; 2883 rescanFlags = 2884 scanFlags 2885 | SCAN_AS_SYSTEM 2886 | SCAN_AS_OEM; 2887 } else if (FileUtils.contains(privilegedProductAppDir, scanFile)) { 2888 reparseFlags = 2889 mDefParseFlags | 2890 PackageParser.PARSE_IS_SYSTEM_DIR; 2891 rescanFlags = 2892 scanFlags 2893 | SCAN_AS_SYSTEM 2894 | SCAN_AS_PRODUCT 2895 | SCAN_AS_PRIVILEGED; 2896 } else if (FileUtils.contains(productAppDir, scanFile)) { 2897 reparseFlags = 2898 mDefParseFlags | 2899 PackageParser.PARSE_IS_SYSTEM_DIR; 2900 rescanFlags = 2901 scanFlags 2902 | SCAN_AS_SYSTEM 2903 | SCAN_AS_PRODUCT; 2904 } else { 2905 Slog.e(TAG, "Ignoring unexpected fallback path " + scanFile); 2906 continue; 2907 } 2908 2909 mSettings.enableSystemPackageLPw(packageName); 2910 2911 try { 2912 scanPackageTracedLI(scanFile, reparseFlags, rescanFlags, 0, null); 2913 } catch (PackageManagerException e) { 2914 Slog.e(TAG, "Failed to parse original system package: " 2915 + e.getMessage()); 2916 } 2917 } 2918 } 2919 2920 // Uncompress and install any stubbed system applications. 2921 // This must be done last to ensure all stubs are replaced or disabled. 2922 decompressSystemApplications(stubSystemApps, scanFlags); 2923 2924 final int cachedNonSystemApps = PackageParser.sCachedPackageReadCount.get() 2925 - cachedSystemApps; 2926 2927 final long dataScanTime = SystemClock.uptimeMillis() - systemScanTime - startTime; 2928 final int dataPackagesCount = mPackages.size() - systemPackagesCount; 2929 Slog.i(TAG, "Finished scanning non-system apps. Time: " + dataScanTime 2930 + " ms, packageCount: " + dataPackagesCount 2931 + " , timePerPackage: " 2932 + (dataPackagesCount == 0 ? 0 : dataScanTime / dataPackagesCount) 2933 + " , cached: " + cachedNonSystemApps); 2934 if (mIsUpgrade && dataPackagesCount > 0) { 2935 MetricsLogger.histogram(null, "ota_package_manager_data_app_avg_scan_time", 2936 ((int) dataScanTime) / dataPackagesCount); 2937 } 2938 } 2939 mExpectingBetter.clear(); 2940 2941 // Resolve the storage manager. 2942 mStorageManagerPackage = getStorageManagerPackageName(); 2943 2944 // Resolve protected action filters. Only the setup wizard is allowed to 2945 // have a high priority filter for these actions. 2946 mSetupWizardPackage = getSetupWizardPackageName(); 2947 if (mProtectedFilters.size() > 0) { 2948 if (DEBUG_FILTERS && mSetupWizardPackage == null) { 2949 Slog.i(TAG, "No setup wizard;" 2950 + " All protected intents capped to priority 0"); 2951 } 2952 for (ActivityIntentInfo filter : mProtectedFilters) { 2953 if (filter.activity.info.packageName.equals(mSetupWizardPackage)) { 2954 if (DEBUG_FILTERS) { 2955 Slog.i(TAG, "Found setup wizard;" 2956 + " allow priority " + filter.getPriority() + ";" 2957 + " package: " + filter.activity.info.packageName 2958 + " activity: " + filter.activity.className 2959 + " priority: " + filter.getPriority()); 2960 } 2961 // skip setup wizard; allow it to keep the high priority filter 2962 continue; 2963 } 2964 if (DEBUG_FILTERS) { 2965 Slog.i(TAG, "Protected action; cap priority to 0;" 2966 + " package: " + filter.activity.info.packageName 2967 + " activity: " + filter.activity.className 2968 + " origPrio: " + filter.getPriority()); 2969 } 2970 filter.setPriority(0); 2971 } 2972 } 2973 mDeferProtectedFilters = false; 2974 mProtectedFilters.clear(); 2975 2976 // Now that we know all of the shared libraries, update all clients to have 2977 // the correct library paths. 2978 updateAllSharedLibrariesLPw(null); 2979 2980 for (SharedUserSetting setting : mSettings.getAllSharedUsersLPw()) { 2981 // NOTE: We ignore potential failures here during a system scan (like 2982 // the rest of the commands above) because there's precious little we 2983 // can do about it. A settings error is reported, though. 2984 final List<String> changedAbiCodePath = 2985 adjustCpuAbisForSharedUserLPw(setting.packages, null /*scannedPackage*/); 2986 if (changedAbiCodePath != null && changedAbiCodePath.size() > 0) { 2987 for (int i = changedAbiCodePath.size() - 1; i >= 0; --i) { 2988 final String codePathString = changedAbiCodePath.get(i); 2989 try { 2990 mInstaller.rmdex(codePathString, 2991 getDexCodeInstructionSet(getPreferredInstructionSet())); 2992 } catch (InstallerException ignored) { 2993 } 2994 } 2995 } 2996 } 2997 2998 // Now that we know all the packages we are keeping, 2999 // read and update their last usage times. 3000 mPackageUsage.read(mPackages); 3001 mCompilerStats.read(); 3002 3003 EventLog.writeEvent(EventLogTags.BOOT_PROGRESS_PMS_SCAN_END, 3004 SystemClock.uptimeMillis()); 3005 Slog.i(TAG, "Time to scan packages: " 3006 + ((SystemClock.uptimeMillis()-startTime)/1000f) 3007 + " seconds"); 3008 3009 // If the platform SDK has changed since the last time we booted, 3010 // we need to re-grant app permission to catch any new ones that 3011 // appear. This is really a hack, and means that apps can in some 3012 // cases get permissions that the user didn't initially explicitly 3013 // allow... it would be nice to have some better way to handle 3014 // this situation. 3015 final boolean sdkUpdated = (ver.sdkVersion != mSdkVersion); 3016 if (sdkUpdated) { 3017 Slog.i(TAG, "Platform changed from " + ver.sdkVersion + " to " 3018 + mSdkVersion + "; regranting permissions for internal storage"); 3019 } 3020 mPermissionManager.updateAllPermissions( 3021 StorageManager.UUID_PRIVATE_INTERNAL, sdkUpdated, mPackages.values(), 3022 mPermissionCallback); 3023 ver.sdkVersion = mSdkVersion; 3024 3025 // If this is the first boot or an update from pre-M, and it is a normal 3026 // boot, then we need to initialize the default preferred apps across 3027 // all defined users. 3028 if (!onlyCore && (mPromoteSystemApps || mFirstBoot)) { 3029 for (UserInfo user : sUserManager.getUsers(true)) { 3030 mSettings.applyDefaultPreferredAppsLPw(this, user.id); 3031 applyFactoryDefaultBrowserLPw(user.id); 3032 primeDomainVerificationsLPw(user.id); 3033 } 3034 } 3035 3036 // Prepare storage for system user really early during boot, 3037 // since core system apps like SettingsProvider and SystemUI 3038 // can't wait for user to start 3039 final int storageFlags; 3040 if (StorageManager.isFileEncryptedNativeOrEmulated()) { 3041 storageFlags = StorageManager.FLAG_STORAGE_DE; 3042 } else { 3043 storageFlags = StorageManager.FLAG_STORAGE_DE | StorageManager.FLAG_STORAGE_CE; 3044 } 3045 List<String> deferPackages = reconcileAppsDataLI(StorageManager.UUID_PRIVATE_INTERNAL, 3046 UserHandle.USER_SYSTEM, storageFlags, true /* migrateAppData */, 3047 true /* onlyCoreApps */); 3048 mPrepareAppDataFuture = SystemServerInitThreadPool.get().submit(() -> { 3049 TimingsTraceLog traceLog = new TimingsTraceLog("SystemServerTimingAsync", 3050 Trace.TRACE_TAG_PACKAGE_MANAGER); 3051 traceLog.traceBegin("AppDataFixup"); 3052 try { 3053 mInstaller.fixupAppData(StorageManager.UUID_PRIVATE_INTERNAL, 3054 StorageManager.FLAG_STORAGE_DE | StorageManager.FLAG_STORAGE_CE); 3055 } catch (InstallerException e) { 3056 Slog.w(TAG, "Trouble fixing GIDs", e); 3057 } 3058 traceLog.traceEnd(); 3059 3060 traceLog.traceBegin("AppDataPrepare"); 3061 if (deferPackages == null || deferPackages.isEmpty()) { 3062 return; 3063 } 3064 int count = 0; 3065 for (String pkgName : deferPackages) { 3066 PackageParser.Package pkg = null; 3067 synchronized (mPackages) { 3068 PackageSetting ps = mSettings.getPackageLPr(pkgName); 3069 if (ps != null && ps.getInstalled(UserHandle.USER_SYSTEM)) { 3070 pkg = ps.pkg; 3071 } 3072 } 3073 if (pkg != null) { 3074 synchronized (mInstallLock) { 3075 prepareAppDataAndMigrateLIF(pkg, UserHandle.USER_SYSTEM, storageFlags, 3076 true /* maybeMigrateAppData */); 3077 } 3078 count++; 3079 } 3080 } 3081 traceLog.traceEnd(); 3082 Slog.i(TAG, "Deferred reconcileAppsData finished " + count + " packages"); 3083 }, "prepareAppData"); 3084 3085 // If this is first boot after an OTA, and a normal boot, then 3086 // we need to clear code cache directories. 3087 // Note that we do *not* clear the application profiles. These remain valid 3088 // across OTAs and are used to drive profile verification (post OTA) and 3089 // profile compilation (without waiting to collect a fresh set of profiles). 3090 if (mIsUpgrade && !onlyCore) { 3091 Slog.i(TAG, "Build fingerprint changed; clearing code caches"); 3092 for (int i = 0; i < mSettings.mPackages.size(); i++) { 3093 final PackageSetting ps = mSettings.mPackages.valueAt(i); 3094 if (Objects.equals(StorageManager.UUID_PRIVATE_INTERNAL, ps.volumeUuid)) { 3095 // No apps are running this early, so no need to freeze 3096 clearAppDataLIF(ps.pkg, UserHandle.USER_ALL, 3097 StorageManager.FLAG_STORAGE_DE | StorageManager.FLAG_STORAGE_CE 3098 | Installer.FLAG_CLEAR_CODE_CACHE_ONLY); 3099 } 3100 } 3101 ver.fingerprint = Build.FINGERPRINT; 3102 } 3103 3104 checkDefaultBrowser(); 3105 3106 // clear only after permissions and other defaults have been updated 3107 mExistingSystemPackages.clear(); 3108 mPromoteSystemApps = false; 3109 3110 // All the changes are done during package scanning. 3111 ver.databaseVersion = Settings.CURRENT_DATABASE_VERSION; 3112 3113 // can downgrade to reader 3114 Trace.traceBegin(TRACE_TAG_PACKAGE_MANAGER, "write settings"); 3115 mSettings.writeLPr(); 3116 Trace.traceEnd(TRACE_TAG_PACKAGE_MANAGER); 3117 EventLog.writeEvent(EventLogTags.BOOT_PROGRESS_PMS_READY, 3118 SystemClock.uptimeMillis()); 3119 3120 if (!mOnlyCore) { 3121 mRequiredVerifierPackage = getRequiredButNotReallyRequiredVerifierLPr(); 3122 mRequiredInstallerPackage = getRequiredInstallerLPr(); 3123 mRequiredUninstallerPackage = getRequiredUninstallerLPr(); 3124 mIntentFilterVerifierComponent = getIntentFilterVerifierComponentNameLPr(); 3125 if (mIntentFilterVerifierComponent != null) { 3126 mIntentFilterVerifier = new IntentVerifierProxy(mContext, 3127 mIntentFilterVerifierComponent); 3128 } else { 3129 mIntentFilterVerifier = null; 3130 } 3131 mServicesSystemSharedLibraryPackageName = getRequiredSharedLibraryLPr( 3132 PackageManager.SYSTEM_SHARED_LIBRARY_SERVICES, 3133 SharedLibraryInfo.VERSION_UNDEFINED); 3134 mSharedSystemSharedLibraryPackageName = getRequiredSharedLibraryLPr( 3135 PackageManager.SYSTEM_SHARED_LIBRARY_SHARED, 3136 SharedLibraryInfo.VERSION_UNDEFINED); 3137 } else { 3138 mRequiredVerifierPackage = null; 3139 mRequiredInstallerPackage = null; 3140 mRequiredUninstallerPackage = null; 3141 mIntentFilterVerifierComponent = null; 3142 mIntentFilterVerifier = null; 3143 mServicesSystemSharedLibraryPackageName = null; 3144 mSharedSystemSharedLibraryPackageName = null; 3145 } 3146 3147 mInstallerService = new PackageInstallerService(context, this); 3148 final Pair<ComponentName, String> instantAppResolverComponent = 3149 getInstantAppResolverLPr(); 3150 if (instantAppResolverComponent != null) { 3151 if (DEBUG_EPHEMERAL) { 3152 Slog.d(TAG, "Set ephemeral resolver: " + instantAppResolverComponent); 3153 } 3154 mInstantAppResolverConnection = new EphemeralResolverConnection( 3155 mContext, instantAppResolverComponent.first, 3156 instantAppResolverComponent.second); 3157 mInstantAppResolverSettingsComponent = 3158 getInstantAppResolverSettingsLPr(instantAppResolverComponent.first); 3159 } else { 3160 mInstantAppResolverConnection = null; 3161 mInstantAppResolverSettingsComponent = null; 3162 } 3163 updateInstantAppInstallerLocked(null); 3164 3165 // Read and update the usage of dex files. 3166 // Do this at the end of PM init so that all the packages have their 3167 // data directory reconciled. 3168 // At this point we know the code paths of the packages, so we can validate 3169 // the disk file and build the internal cache. 3170 // The usage file is expected to be small so loading and verifying it 3171 // should take a fairly small time compare to the other activities (e.g. package 3172 // scanning). 3173 final Map<Integer, List<PackageInfo>> userPackages = new HashMap<>(); 3174 final int[] currentUserIds = UserManagerService.getInstance().getUserIds(); 3175 for (int userId : currentUserIds) { 3176 userPackages.put(userId, getInstalledPackages(/*flags*/ 0, userId).getList()); 3177 } 3178 mDexManager.load(userPackages); 3179 if (mIsUpgrade) { 3180 MetricsLogger.histogram(null, "ota_package_manager_init_time", 3181 (int) (SystemClock.uptimeMillis() - startTime)); 3182 } 3183 } // synchronized (mPackages) 3184 } // synchronized (mInstallLock) 3185 3186 // Now after opening every single application zip, make sure they 3187 // are all flushed. Not really needed, but keeps things nice and 3188 // tidy. 3189 Trace.traceBegin(TRACE_TAG_PACKAGE_MANAGER, "GC"); 3190 Runtime.getRuntime().gc(); 3191 Trace.traceEnd(TRACE_TAG_PACKAGE_MANAGER); 3192 3193 Trace.traceBegin(TRACE_TAG_PACKAGE_MANAGER, "loadFallbacks"); 3194 FallbackCategoryProvider.loadFallbacks(); 3195 Trace.traceEnd(TRACE_TAG_PACKAGE_MANAGER); 3196 3197 // The initial scanning above does many calls into installd while 3198 // holding the mPackages lock, but we're mostly interested in yelling 3199 // once we have a booted system. 3200 mInstaller.setWarnIfHeld(mPackages); 3201 3202 Trace.traceEnd(TRACE_TAG_PACKAGE_MANAGER); 3203 } 3204 3205 /** 3206 * Uncompress and install stub applications. 3207 * <p>In order to save space on the system partition, some applications are shipped in a 3208 * compressed form. In addition the compressed bits for the full application, the 3209 * system image contains a tiny stub comprised of only the Android manifest. 3210 * <p>During the first boot, attempt to uncompress and install the full application. If 3211 * the application can't be installed for any reason, disable the stub and prevent 3212 * uncompressing the full application during future boots. 3213 * <p>In order to forcefully attempt an installation of a full application, go to app 3214 * settings and enable the application. 3215 */ 3216 private void decompressSystemApplications(@NonNull List<String> stubSystemApps, int scanFlags) { 3217 for (int i = stubSystemApps.size() - 1; i >= 0; --i) { 3218 final String pkgName = stubSystemApps.get(i); 3219 // skip if the system package is already disabled 3220 if (mSettings.isDisabledSystemPackageLPr(pkgName)) { 3221 stubSystemApps.remove(i); 3222 continue; 3223 } 3224 // skip if the package isn't installed (?!); this should never happen 3225 final PackageParser.Package pkg = mPackages.get(pkgName); 3226 if (pkg == null) { 3227 stubSystemApps.remove(i); 3228 continue; 3229 } 3230 // skip if the package has been disabled by the user 3231 final PackageSetting ps = mSettings.mPackages.get(pkgName); 3232 if (ps != null) { 3233 final int enabledState = ps.getEnabled(UserHandle.USER_SYSTEM); 3234 if (enabledState == PackageManager.COMPONENT_ENABLED_STATE_DISABLED_USER) { 3235 stubSystemApps.remove(i); 3236 continue; 3237 } 3238 } 3239 3240 if (DEBUG_COMPRESSION) { 3241 Slog.i(TAG, "Uncompressing system stub; pkg: " + pkgName); 3242 } 3243 3244 // uncompress the binary to its eventual destination on /data 3245 final File scanFile = decompressPackage(pkg); 3246 if (scanFile == null) { 3247 continue; 3248 } 3249 3250 // install the package to replace the stub on /system 3251 try { 3252 mSettings.disableSystemPackageLPw(pkgName, true /*replaced*/); 3253 removePackageLI(pkg, true /*chatty*/); 3254 scanPackageTracedLI(scanFile, 0 /*reparseFlags*/, scanFlags, 0, null); 3255 ps.setEnabled(PackageManager.COMPONENT_ENABLED_STATE_DEFAULT, 3256 UserHandle.USER_SYSTEM, "android"); 3257 stubSystemApps.remove(i); 3258 continue; 3259 } catch (PackageManagerException e) { 3260 Slog.e(TAG, "Failed to parse uncompressed system package: " + e.getMessage()); 3261 } 3262 3263 // any failed attempt to install the package will be cleaned up later 3264 } 3265 3266 // disable any stub still left; these failed to install the full application 3267 for (int i = stubSystemApps.size() - 1; i >= 0; --i) { 3268 final String pkgName = stubSystemApps.get(i); 3269 final PackageSetting ps = mSettings.mPackages.get(pkgName); 3270 ps.setEnabled(PackageManager.COMPONENT_ENABLED_STATE_DISABLED, 3271 UserHandle.USER_SYSTEM, "android"); 3272 logCriticalInfo(Log.ERROR, "Stub disabled; pkg: " + pkgName); 3273 } 3274 } 3275 3276 /** 3277 * Decompresses the given package on the system image onto 3278 * the /data partition. 3279 * @return The directory the package was decompressed into. Otherwise, {@code null}. 3280 */ 3281 private File decompressPackage(PackageParser.Package pkg) { 3282 final File[] compressedFiles = getCompressedFiles(pkg.codePath); 3283 if (compressedFiles == null || compressedFiles.length == 0) { 3284 if (DEBUG_COMPRESSION) { 3285 Slog.i(TAG, "No files to decompress: " + pkg.baseCodePath); 3286 } 3287 return null; 3288 } 3289 final File dstCodePath = 3290 getNextCodePath(Environment.getDataAppDirectory(null), pkg.packageName); 3291 int ret = PackageManager.INSTALL_SUCCEEDED; 3292 try { 3293 Os.mkdir(dstCodePath.getAbsolutePath(), 0755); 3294 Os.chmod(dstCodePath.getAbsolutePath(), 0755); 3295 for (File srcFile : compressedFiles) { 3296 final String srcFileName = srcFile.getName(); 3297 final String dstFileName = srcFileName.substring( 3298 0, srcFileName.length() - COMPRESSED_EXTENSION.length()); 3299 final File dstFile = new File(dstCodePath, dstFileName); 3300 ret = decompressFile(srcFile, dstFile); 3301 if (ret != PackageManager.INSTALL_SUCCEEDED) { 3302 logCriticalInfo(Log.ERROR, "Failed to decompress" 3303 + "; pkg: " + pkg.packageName 3304 + ", file: " + dstFileName); 3305 break; 3306 } 3307 } 3308 } catch (ErrnoException e) { 3309 logCriticalInfo(Log.ERROR, "Failed to decompress" 3310 + "; pkg: " + pkg.packageName 3311 + ", err: " + e.errno); 3312 } 3313 if (ret == PackageManager.INSTALL_SUCCEEDED) { 3314 final File libraryRoot = new File(dstCodePath, LIB_DIR_NAME); 3315 NativeLibraryHelper.Handle handle = null; 3316 try { 3317 handle = NativeLibraryHelper.Handle.create(dstCodePath); 3318 ret = NativeLibraryHelper.copyNativeBinariesWithOverride(handle, libraryRoot, 3319 null /*abiOverride*/); 3320 } catch (IOException e) { 3321 logCriticalInfo(Log.ERROR, "Failed to extract native libraries" 3322 + "; pkg: " + pkg.packageName); 3323 ret = PackageManager.INSTALL_FAILED_INTERNAL_ERROR; 3324 } finally { 3325 IoUtils.closeQuietly(handle); 3326 } 3327 } 3328 if (ret != PackageManager.INSTALL_SUCCEEDED) { 3329 if (dstCodePath == null || !dstCodePath.exists()) { 3330 return null; 3331 } 3332 removeCodePathLI(dstCodePath); 3333 return null; 3334 } 3335 3336 return dstCodePath; 3337 } 3338 3339 private void updateInstantAppInstallerLocked(String modifiedPackage) { 3340 // we're only interested in updating the installer appliction when 1) it's not 3341 // already set or 2) the modified package is the installer 3342 if (mInstantAppInstallerActivity != null 3343 && !mInstantAppInstallerActivity.getComponentName().getPackageName() 3344 .equals(modifiedPackage)) { 3345 return; 3346 } 3347 setUpInstantAppInstallerActivityLP(getInstantAppInstallerLPr()); 3348 } 3349 3350 private static File preparePackageParserCache(boolean isUpgrade) { 3351 if (!DEFAULT_PACKAGE_PARSER_CACHE_ENABLED) { 3352 return null; 3353 } 3354 3355 // Disable package parsing on eng builds to allow for faster incremental development. 3356 if (Build.IS_ENG) { 3357 return null; 3358 } 3359 3360 if (SystemProperties.getBoolean("pm.boot.disable_package_cache", false)) { 3361 Slog.i(TAG, "Disabling package parser cache due to system property."); 3362 return null; 3363 } 3364 3365 // The base directory for the package parser cache lives under /data/system/. 3366 final File cacheBaseDir = FileUtils.createDir(Environment.getDataSystemDirectory(), 3367 "package_cache"); 3368 if (cacheBaseDir == null) { 3369 return null; 3370 } 3371 3372 // If this is a system upgrade scenario, delete the contents of the package cache dir. 3373 // This also serves to "GC" unused entries when the package cache version changes (which 3374 // can only happen during upgrades). 3375 if (isUpgrade) { 3376 FileUtils.deleteContents(cacheBaseDir); 3377 } 3378 3379 3380 // Return the versioned package cache directory. This is something like 3381 // "/data/system/package_cache/1" 3382 File cacheDir = FileUtils.createDir(cacheBaseDir, PACKAGE_PARSER_CACHE_VERSION); 3383 3384 // The following is a workaround to aid development on non-numbered userdebug 3385 // builds or cases where "adb sync" is used on userdebug builds. If we detect that 3386 // the system partition is newer. 3387 // 3388 // NOTE: When no BUILD_NUMBER is set by the build system, it defaults to a build 3389 // that starts with "eng." to signify that this is an engineering build and not 3390 // destined for release. 3391 if (Build.IS_USERDEBUG && Build.VERSION.INCREMENTAL.startsWith("eng.")) { 3392 Slog.w(TAG, "Wiping cache directory because the system partition changed."); 3393 3394 // Heuristic: If the /system directory has been modified recently due to an "adb sync" 3395 // or a regular make, then blow away the cache. Note that mtimes are *NOT* reliable 3396 // in general and should not be used for production changes. In this specific case, 3397 // we know that they will work. 3398 File frameworkDir = new File(Environment.getRootDirectory(), "framework"); 3399 if (cacheDir.lastModified() < frameworkDir.lastModified()) { 3400 FileUtils.deleteContents(cacheBaseDir); 3401 cacheDir = FileUtils.createDir(cacheBaseDir, PACKAGE_PARSER_CACHE_VERSION); 3402 } 3403 } 3404 3405 return cacheDir; 3406 } 3407 3408 @Override 3409 public boolean isFirstBoot() { 3410 // allow instant applications 3411 return mFirstBoot; 3412 } 3413 3414 @Override 3415 public boolean isOnlyCoreApps() { 3416 // allow instant applications 3417 return mOnlyCore; 3418 } 3419 3420 @Override 3421 public boolean isUpgrade() { 3422 // allow instant applications 3423 // The system property allows testing ota flow when upgraded to the same image. 3424 return mIsUpgrade || SystemProperties.getBoolean( 3425 "persist.pm.mock-upgrade", false /* default */); 3426 } 3427 3428 private @Nullable String getRequiredButNotReallyRequiredVerifierLPr() { 3429 final Intent intent = new Intent(Intent.ACTION_PACKAGE_NEEDS_VERIFICATION); 3430 3431 final List<ResolveInfo> matches = queryIntentReceiversInternal(intent, PACKAGE_MIME_TYPE, 3432 MATCH_SYSTEM_ONLY | MATCH_DIRECT_BOOT_AWARE | MATCH_DIRECT_BOOT_UNAWARE, 3433 UserHandle.USER_SYSTEM, false /*allowDynamicSplits*/); 3434 if (matches.size() == 1) { 3435 return matches.get(0).getComponentInfo().packageName; 3436 } else if (matches.size() == 0) { 3437 Log.e(TAG, "There should probably be a verifier, but, none were found"); 3438 return null; 3439 } 3440 throw new RuntimeException("There must be exactly one verifier; found " + matches); 3441 } 3442 3443 private @NonNull String getRequiredSharedLibraryLPr(String name, int version) { 3444 synchronized (mPackages) { 3445 SharedLibraryEntry libraryEntry = getSharedLibraryEntryLPr(name, version); 3446 if (libraryEntry == null) { 3447 throw new IllegalStateException("Missing required shared library:" + name); 3448 } 3449 return libraryEntry.apk; 3450 } 3451 } 3452 3453 private @NonNull String getRequiredInstallerLPr() { 3454 final Intent intent = new Intent(Intent.ACTION_INSTALL_PACKAGE); 3455 intent.addCategory(Intent.CATEGORY_DEFAULT); 3456 intent.setDataAndType(Uri.fromFile(new File("foo.apk")), PACKAGE_MIME_TYPE); 3457 3458 final List<ResolveInfo> matches = queryIntentActivitiesInternal(intent, PACKAGE_MIME_TYPE, 3459 MATCH_SYSTEM_ONLY | MATCH_DIRECT_BOOT_AWARE | MATCH_DIRECT_BOOT_UNAWARE, 3460 UserHandle.USER_SYSTEM); 3461 if (matches.size() == 1) { 3462 ResolveInfo resolveInfo = matches.get(0); 3463 if (!resolveInfo.activityInfo.applicationInfo.isPrivilegedApp()) { 3464 throw new RuntimeException("The installer must be a privileged app"); 3465 } 3466 return matches.get(0).getComponentInfo().packageName; 3467 } else { 3468 throw new RuntimeException("There must be exactly one installer; found " + matches); 3469 } 3470 } 3471 3472 private @NonNull String getRequiredUninstallerLPr() { 3473 final Intent intent = new Intent(Intent.ACTION_UNINSTALL_PACKAGE); 3474 intent.addCategory(Intent.CATEGORY_DEFAULT); 3475 intent.setData(Uri.fromParts(PACKAGE_SCHEME, "foo.bar", null)); 3476 3477 final ResolveInfo resolveInfo = resolveIntent(intent, null, 3478 MATCH_SYSTEM_ONLY | MATCH_DIRECT_BOOT_AWARE | MATCH_DIRECT_BOOT_UNAWARE, 3479 UserHandle.USER_SYSTEM); 3480 if (resolveInfo == null || 3481 mResolveActivity.name.equals(resolveInfo.getComponentInfo().name)) { 3482 throw new RuntimeException("There must be exactly one uninstaller; found " 3483 + resolveInfo); 3484 } 3485 return resolveInfo.getComponentInfo().packageName; 3486 } 3487 3488 private @NonNull ComponentName getIntentFilterVerifierComponentNameLPr() { 3489 final Intent intent = new Intent(Intent.ACTION_INTENT_FILTER_NEEDS_VERIFICATION); 3490 3491 final List<ResolveInfo> matches = queryIntentReceiversInternal(intent, PACKAGE_MIME_TYPE, 3492 MATCH_SYSTEM_ONLY | MATCH_DIRECT_BOOT_AWARE | MATCH_DIRECT_BOOT_UNAWARE, 3493 UserHandle.USER_SYSTEM, false /*allowDynamicSplits*/); 3494 ResolveInfo best = null; 3495 final int N = matches.size(); 3496 for (int i = 0; i < N; i++) { 3497 final ResolveInfo cur = matches.get(i); 3498 final String packageName = cur.getComponentInfo().packageName; 3499 if (checkPermission(android.Manifest.permission.INTENT_FILTER_VERIFICATION_AGENT, 3500 packageName, UserHandle.USER_SYSTEM) != PackageManager.PERMISSION_GRANTED) { 3501 continue; 3502 } 3503 3504 if (best == null || cur.priority > best.priority) { 3505 best = cur; 3506 } 3507 } 3508 3509 if (best != null) { 3510 return best.getComponentInfo().getComponentName(); 3511 } 3512 Slog.w(TAG, "Intent filter verifier not found"); 3513 return null; 3514 } 3515 3516 @Override 3517 public @Nullable ComponentName getInstantAppResolverComponent() { 3518 if (getInstantAppPackageName(Binder.getCallingUid()) != null) { 3519 return null; 3520 } 3521 synchronized (mPackages) { 3522 final Pair<ComponentName, String> instantAppResolver = getInstantAppResolverLPr(); 3523 if (instantAppResolver == null) { 3524 return null; 3525 } 3526 return instantAppResolver.first; 3527 } 3528 } 3529 3530 private @Nullable Pair<ComponentName, String> getInstantAppResolverLPr() { 3531 final String[] packageArray = 3532 mContext.getResources().getStringArray(R.array.config_ephemeralResolverPackage); 3533 if (packageArray.length == 0 && !Build.IS_DEBUGGABLE) { 3534 if (DEBUG_EPHEMERAL) { 3535 Slog.d(TAG, "Ephemeral resolver NOT found; empty package list"); 3536 } 3537 return null; 3538 } 3539 3540 final int callingUid = Binder.getCallingUid(); 3541 final int resolveFlags = 3542 MATCH_DIRECT_BOOT_AWARE 3543 | MATCH_DIRECT_BOOT_UNAWARE 3544 | (!Build.IS_DEBUGGABLE ? MATCH_SYSTEM_ONLY : 0); 3545 String actionName = Intent.ACTION_RESOLVE_INSTANT_APP_PACKAGE; 3546 final Intent resolverIntent = new Intent(actionName); 3547 List<ResolveInfo> resolvers = queryIntentServicesInternal(resolverIntent, null, 3548 resolveFlags, UserHandle.USER_SYSTEM, callingUid, false /*includeInstantApps*/); 3549 // temporarily look for the old action 3550 if (resolvers.size() == 0) { 3551 if (DEBUG_EPHEMERAL) { 3552 Slog.d(TAG, "Ephemeral resolver not found with new action; try old one"); 3553 } 3554 actionName = Intent.ACTION_RESOLVE_EPHEMERAL_PACKAGE; 3555 resolverIntent.setAction(actionName); 3556 resolvers = queryIntentServicesInternal(resolverIntent, null, 3557 resolveFlags, UserHandle.USER_SYSTEM, callingUid, false /*includeInstantApps*/); 3558 } 3559 final int N = resolvers.size(); 3560 if (N == 0) { 3561 if (DEBUG_EPHEMERAL) { 3562 Slog.d(TAG, "Ephemeral resolver NOT found; no matching intent filters"); 3563 } 3564 return null; 3565 } 3566 3567 final Set<String> possiblePackages = new ArraySet<>(Arrays.asList(packageArray)); 3568 for (int i = 0; i < N; i++) { 3569 final ResolveInfo info = resolvers.get(i); 3570 3571 if (info.serviceInfo == null) { 3572 continue; 3573 } 3574 3575 final String packageName = info.serviceInfo.packageName; 3576 if (!possiblePackages.contains(packageName) && !Build.IS_DEBUGGABLE) { 3577 if (DEBUG_EPHEMERAL) { 3578 Slog.d(TAG, "Ephemeral resolver not in allowed package list;" 3579 + " pkg: " + packageName + ", info:" + info); 3580 } 3581 continue; 3582 } 3583 3584 if (DEBUG_EPHEMERAL) { 3585 Slog.v(TAG, "Ephemeral resolver found;" 3586 + " pkg: " + packageName + ", info:" + info); 3587 } 3588 return new Pair<>(new ComponentName(packageName, info.serviceInfo.name), actionName); 3589 } 3590 if (DEBUG_EPHEMERAL) { 3591 Slog.v(TAG, "Ephemeral resolver NOT found"); 3592 } 3593 return null; 3594 } 3595 3596 private @Nullable ActivityInfo getInstantAppInstallerLPr() { 3597 String[] orderedActions = Build.IS_ENG 3598 ? new String[]{ 3599 Intent.ACTION_INSTALL_INSTANT_APP_PACKAGE + "_TEST", 3600 Intent.ACTION_INSTALL_INSTANT_APP_PACKAGE, 3601 Intent.ACTION_INSTALL_EPHEMERAL_PACKAGE} 3602 : new String[]{ 3603 Intent.ACTION_INSTALL_INSTANT_APP_PACKAGE, 3604 Intent.ACTION_INSTALL_EPHEMERAL_PACKAGE}; 3605 3606 final int resolveFlags = 3607 MATCH_DIRECT_BOOT_AWARE 3608 | MATCH_DIRECT_BOOT_UNAWARE 3609 | Intent.FLAG_IGNORE_EPHEMERAL 3610 | (!Build.IS_ENG ? MATCH_SYSTEM_ONLY : 0); 3611 final Intent intent = new Intent(); 3612 intent.addCategory(Intent.CATEGORY_DEFAULT); 3613 intent.setDataAndType(Uri.fromFile(new File("foo.apk")), PACKAGE_MIME_TYPE); 3614 List<ResolveInfo> matches = null; 3615 for (String action : orderedActions) { 3616 intent.setAction(action); 3617 matches = queryIntentActivitiesInternal(intent, PACKAGE_MIME_TYPE, 3618 resolveFlags, UserHandle.USER_SYSTEM); 3619 if (matches.isEmpty()) { 3620 if (DEBUG_EPHEMERAL) { 3621 Slog.d(TAG, "Instant App installer not found with " + action); 3622 } 3623 } else { 3624 break; 3625 } 3626 } 3627 Iterator<ResolveInfo> iter = matches.iterator(); 3628 while (iter.hasNext()) { 3629 final ResolveInfo rInfo = iter.next(); 3630 final PackageSetting ps = mSettings.mPackages.get(rInfo.activityInfo.packageName); 3631 if (ps != null) { 3632 final PermissionsState permissionsState = ps.getPermissionsState(); 3633 if (permissionsState.hasPermission(Manifest.permission.INSTALL_PACKAGES, 0) 3634 || Build.IS_ENG) { 3635 continue; 3636 } 3637 } 3638 iter.remove(); 3639 } 3640 if (matches.size() == 0) { 3641 return null; 3642 } else if (matches.size() == 1) { 3643 return (ActivityInfo) matches.get(0).getComponentInfo(); 3644 } else { 3645 throw new RuntimeException( 3646 "There must be at most one ephemeral installer; found " + matches); 3647 } 3648 } 3649 3650 private @Nullable ComponentName getInstantAppResolverSettingsLPr( 3651 @NonNull ComponentName resolver) { 3652 final Intent intent = new Intent(Intent.ACTION_INSTANT_APP_RESOLVER_SETTINGS) 3653 .addCategory(Intent.CATEGORY_DEFAULT) 3654 .setPackage(resolver.getPackageName()); 3655 final int resolveFlags = MATCH_DIRECT_BOOT_AWARE | MATCH_DIRECT_BOOT_UNAWARE; 3656 List<ResolveInfo> matches = queryIntentActivitiesInternal(intent, null, resolveFlags, 3657 UserHandle.USER_SYSTEM); 3658 // temporarily look for the old action 3659 if (matches.isEmpty()) { 3660 if (DEBUG_EPHEMERAL) { 3661 Slog.d(TAG, "Ephemeral resolver settings not found with new action; try old one"); 3662 } 3663 intent.setAction(Intent.ACTION_EPHEMERAL_RESOLVER_SETTINGS); 3664 matches = queryIntentActivitiesInternal(intent, null, resolveFlags, 3665 UserHandle.USER_SYSTEM); 3666 } 3667 if (matches.isEmpty()) { 3668 return null; 3669 } 3670 return matches.get(0).getComponentInfo().getComponentName(); 3671 } 3672 3673 private void primeDomainVerificationsLPw(int userId) { 3674 if (DEBUG_DOMAIN_VERIFICATION) { 3675 Slog.d(TAG, "Priming domain verifications in user " + userId); 3676 } 3677 3678 SystemConfig systemConfig = SystemConfig.getInstance(); 3679 ArraySet<String> packages = systemConfig.getLinkedApps(); 3680 3681 for (String packageName : packages) { 3682 PackageParser.Package pkg = mPackages.get(packageName); 3683 if (pkg != null) { 3684 if (!pkg.isSystem()) { 3685 Slog.w(TAG, "Non-system app '" + packageName + "' in sysconfig <app-link>"); 3686 continue; 3687 } 3688 3689 ArraySet<String> domains = null; 3690 for (PackageParser.Activity a : pkg.activities) { 3691 for (ActivityIntentInfo filter : a.intents) { 3692 if (hasValidDomains(filter)) { 3693 if (domains == null) { 3694 domains = new ArraySet<String>(); 3695 } 3696 domains.addAll(filter.getHostsList()); 3697 } 3698 } 3699 } 3700 3701 if (domains != null && domains.size() > 0) { 3702 if (DEBUG_DOMAIN_VERIFICATION) { 3703 Slog.v(TAG, " + " + packageName); 3704 } 3705 // 'Undefined' in the global IntentFilterVerificationInfo, i.e. the usual 3706 // state w.r.t. the formal app-linkage "no verification attempted" state; 3707 // and then 'always' in the per-user state actually used for intent resolution. 3708 final IntentFilterVerificationInfo ivi; 3709 ivi = mSettings.createIntentFilterVerificationIfNeededLPw(packageName, domains); 3710 ivi.setStatus(INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_UNDEFINED); 3711 mSettings.updateIntentFilterVerificationStatusLPw(packageName, 3712 INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_ALWAYS, userId); 3713 } else { 3714 Slog.w(TAG, "Sysconfig <app-link> package '" + packageName 3715 + "' does not handle web links"); 3716 } 3717 } else { 3718 Slog.w(TAG, "Unknown package " + packageName + " in sysconfig <app-link>"); 3719 } 3720 } 3721 3722 scheduleWritePackageRestrictionsLocked(userId); 3723 scheduleWriteSettingsLocked(); 3724 } 3725 3726 private void applyFactoryDefaultBrowserLPw(int userId) { 3727 // The default browser app's package name is stored in a string resource, 3728 // with a product-specific overlay used for vendor customization. 3729 String browserPkg = mContext.getResources().getString( 3730 com.android.internal.R.string.default_browser); 3731 if (!TextUtils.isEmpty(browserPkg)) { 3732 // non-empty string => required to be a known package 3733 PackageSetting ps = mSettings.mPackages.get(browserPkg); 3734 if (ps == null) { 3735 Slog.e(TAG, "Product default browser app does not exist: " + browserPkg); 3736 browserPkg = null; 3737 } else { 3738 mSettings.setDefaultBrowserPackageNameLPw(browserPkg, userId); 3739 } 3740 } 3741 3742 // Nothing valid explicitly set? Make the factory-installed browser the explicit 3743 // default. If there's more than one, just leave everything alone. 3744 if (browserPkg == null) { 3745 calculateDefaultBrowserLPw(userId); 3746 } 3747 } 3748 3749 private void calculateDefaultBrowserLPw(int userId) { 3750 List<String> allBrowsers = resolveAllBrowserApps(userId); 3751 final String browserPkg = (allBrowsers.size() == 1) ? allBrowsers.get(0) : null; 3752 mSettings.setDefaultBrowserPackageNameLPw(browserPkg, userId); 3753 } 3754 3755 private List<String> resolveAllBrowserApps(int userId) { 3756 // Resolve the canonical browser intent and check that the handleAllWebDataURI boolean is set 3757 List<ResolveInfo> list = queryIntentActivitiesInternal(sBrowserIntent, null, 3758 PackageManager.MATCH_ALL, userId); 3759 3760 final int count = list.size(); 3761 List<String> result = new ArrayList<String>(count); 3762 for (int i=0; i<count; i++) { 3763 ResolveInfo info = list.get(i); 3764 if (info.activityInfo == null 3765 || !info.handleAllWebDataURI 3766 || (info.activityInfo.applicationInfo.flags & ApplicationInfo.FLAG_SYSTEM) == 0 3767 || result.contains(info.activityInfo.packageName)) { 3768 continue; 3769 } 3770 result.add(info.activityInfo.packageName); 3771 } 3772 3773 return result; 3774 } 3775 3776 private boolean packageIsBrowser(String packageName, int userId) { 3777 List<ResolveInfo> list = queryIntentActivitiesInternal(sBrowserIntent, null, 3778 PackageManager.MATCH_ALL, userId); 3779 final int N = list.size(); 3780 for (int i = 0; i < N; i++) { 3781 ResolveInfo info = list.get(i); 3782 if (info.priority >= 0 && packageName.equals(info.activityInfo.packageName)) { 3783 return true; 3784 } 3785 } 3786 return false; 3787 } 3788 3789 private void checkDefaultBrowser() { 3790 final int myUserId = UserHandle.myUserId(); 3791 final String packageName = getDefaultBrowserPackageName(myUserId); 3792 if (packageName != null) { 3793 PackageInfo info = getPackageInfo(packageName, 0, myUserId); 3794 if (info == null) { 3795 Slog.w(TAG, "Default browser no longer installed: " + packageName); 3796 synchronized (mPackages) { 3797 applyFactoryDefaultBrowserLPw(myUserId); // leaves ambiguous when > 1 3798 } 3799 } 3800 } 3801 } 3802 3803 @Override 3804 public boolean onTransact(int code, Parcel data, Parcel reply, int flags) 3805 throws RemoteException { 3806 try { 3807 return super.onTransact(code, data, reply, flags); 3808 } catch (RuntimeException e) { 3809 if (!(e instanceof SecurityException) && !(e instanceof IllegalArgumentException)) { 3810 Slog.wtf(TAG, "Package Manager Crash", e); 3811 } 3812 throw e; 3813 } 3814 } 3815 3816 static int[] appendInts(int[] cur, int[] add) { 3817 if (add == null) return cur; 3818 if (cur == null) return add; 3819 final int N = add.length; 3820 for (int i=0; i<N; i++) { 3821 cur = appendInt(cur, add[i]); 3822 } 3823 return cur; 3824 } 3825 3826 /** 3827 * Returns whether or not a full application can see an instant application. 3828 * <p> 3829 * Currently, there are three cases in which this can occur: 3830 * <ol> 3831 * <li>The calling application is a "special" process. Special processes 3832 * are those with a UID < {@link Process#FIRST_APPLICATION_UID}.</li> 3833 * <li>The calling application has the permission 3834 * {@link android.Manifest.permission#ACCESS_INSTANT_APPS}.</li> 3835 * <li>The calling application is the default launcher on the 3836 * system partition.</li> 3837 * </ol> 3838 */ 3839 private boolean canViewInstantApps(int callingUid, int userId) { 3840 if (callingUid < Process.FIRST_APPLICATION_UID) { 3841 return true; 3842 } 3843 if (mContext.checkCallingOrSelfPermission( 3844 android.Manifest.permission.ACCESS_INSTANT_APPS) == PERMISSION_GRANTED) { 3845 return true; 3846 } 3847 if (mContext.checkCallingOrSelfPermission( 3848 android.Manifest.permission.VIEW_INSTANT_APPS) == PERMISSION_GRANTED) { 3849 final ComponentName homeComponent = getDefaultHomeActivity(userId); 3850 if (homeComponent != null 3851 && isCallerSameApp(homeComponent.getPackageName(), callingUid)) { 3852 return true; 3853 } 3854 } 3855 return false; 3856 } 3857 3858 private PackageInfo generatePackageInfo(PackageSetting ps, int flags, int userId) { 3859 if (!sUserManager.exists(userId)) return null; 3860 if (ps == null) { 3861 return null; 3862 } 3863 PackageParser.Package p = ps.pkg; 3864 if (p == null) { 3865 return null; 3866 } 3867 final int callingUid = Binder.getCallingUid(); 3868 // Filter out ephemeral app metadata: 3869 // * The system/shell/root can see metadata for any app 3870 // * An installed app can see metadata for 1) other installed apps 3871 // and 2) ephemeral apps that have explicitly interacted with it 3872 // * Ephemeral apps can only see their own data and exposed installed apps 3873 // * Holding a signature permission allows seeing instant apps 3874 if (filterAppAccessLPr(ps, callingUid, userId)) { 3875 return null; 3876 } 3877 3878 final PermissionsState permissionsState = ps.getPermissionsState(); 3879 3880 // Compute GIDs only if requested 3881 final int[] gids = (flags & PackageManager.GET_GIDS) == 0 3882 ? EMPTY_INT_ARRAY : permissionsState.computeGids(userId); 3883 // Compute granted permissions only if package has requested permissions 3884 final Set<String> permissions = ArrayUtils.isEmpty(p.requestedPermissions) 3885 ? Collections.<String>emptySet() : permissionsState.getPermissions(userId); 3886 final PackageUserState state = ps.readUserState(userId); 3887 3888 if ((flags & MATCH_UNINSTALLED_PACKAGES) != 0 3889 && ps.isSystem()) { 3890 flags |= MATCH_ANY_USER; 3891 } 3892 3893 PackageInfo packageInfo = PackageParser.generatePackageInfo(p, gids, flags, 3894 ps.firstInstallTime, ps.lastUpdateTime, permissions, state, userId); 3895 3896 if (packageInfo == null) { 3897 return null; 3898 } 3899 3900 packageInfo.packageName = packageInfo.applicationInfo.packageName = 3901 resolveExternalPackageNameLPr(p); 3902 3903 return packageInfo; 3904 } 3905 3906 @Override 3907 public void checkPackageStartable(String packageName, int userId) { 3908 final int callingUid = Binder.getCallingUid(); 3909 if (getInstantAppPackageName(callingUid) != null) { 3910 throw new SecurityException("Instant applications don't have access to this method"); 3911 } 3912 final boolean userKeyUnlocked = StorageManager.isUserKeyUnlocked(userId); 3913 synchronized (mPackages) { 3914 final PackageSetting ps = mSettings.mPackages.get(packageName); 3915 if (ps == null || filterAppAccessLPr(ps, callingUid, userId)) { 3916 throw new SecurityException("Package " + packageName + " was not found!"); 3917 } 3918 3919 if (!ps.getInstalled(userId)) { 3920 throw new SecurityException( 3921 "Package " + packageName + " was not installed for user " + userId + "!"); 3922 } 3923 3924 if (mSafeMode && !ps.isSystem()) { 3925 throw new SecurityException("Package " + packageName + " not a system app!"); 3926 } 3927 3928 if (mFrozenPackages.contains(packageName)) { 3929 throw new SecurityException("Package " + packageName + " is currently frozen!"); 3930 } 3931 3932 if (!userKeyUnlocked && !ps.pkg.applicationInfo.isEncryptionAware()) { 3933 throw new SecurityException("Package " + packageName + " is not encryption aware!"); 3934 } 3935 } 3936 } 3937 3938 @Override 3939 public boolean isPackageAvailable(String packageName, int userId) { 3940 if (!sUserManager.exists(userId)) return false; 3941 final int callingUid = Binder.getCallingUid(); 3942 mPermissionManager.enforceCrossUserPermission(callingUid, userId, 3943 false /*requireFullPermission*/, false /*checkShell*/, "is package available"); 3944 synchronized (mPackages) { 3945 PackageParser.Package p = mPackages.get(packageName); 3946 if (p != null) { 3947 final PackageSetting ps = (PackageSetting) p.mExtras; 3948 if (filterAppAccessLPr(ps, callingUid, userId)) { 3949 return false; 3950 } 3951 if (ps != null) { 3952 final PackageUserState state = ps.readUserState(userId); 3953 if (state != null) { 3954 return PackageParser.isAvailable(state); 3955 } 3956 } 3957 } 3958 } 3959 return false; 3960 } 3961 3962 @Override 3963 public PackageInfo getPackageInfo(String packageName, int flags, int userId) { 3964 return getPackageInfoInternal(packageName, PackageManager.VERSION_CODE_HIGHEST, 3965 flags, Binder.getCallingUid(), userId); 3966 } 3967 3968 @Override 3969 public PackageInfo getPackageInfoVersioned(VersionedPackage versionedPackage, 3970 int flags, int userId) { 3971 return getPackageInfoInternal(versionedPackage.getPackageName(), 3972 versionedPackage.getLongVersionCode(), flags, Binder.getCallingUid(), userId); 3973 } 3974 3975 /** 3976 * Important: The provided filterCallingUid is used exclusively to filter out packages 3977 * that can be seen based on user state. It's typically the original caller uid prior 3978 * to clearing. Because it can only be provided by trusted code, it's value can be 3979 * trusted and will be used as-is; unlike userId which will be validated by this method. 3980 */ 3981 private PackageInfo getPackageInfoInternal(String packageName, long versionCode, 3982 int flags, int filterCallingUid, int userId) { 3983 if (!sUserManager.exists(userId)) return null; 3984 flags = updateFlagsForPackage(flags, userId, packageName); 3985 mPermissionManager.enforceCrossUserPermission(Binder.getCallingUid(), userId, 3986 false /* requireFullPermission */, false /* checkShell */, "get package info"); 3987 3988 // reader 3989 synchronized (mPackages) { 3990 // Normalize package name to handle renamed packages and static libs 3991 packageName = resolveInternalPackageNameLPr(packageName, versionCode); 3992 3993 final boolean matchFactoryOnly = (flags & MATCH_FACTORY_ONLY) != 0; 3994 if (matchFactoryOnly) { 3995 final PackageSetting ps = mSettings.getDisabledSystemPkgLPr(packageName); 3996 if (ps != null) { 3997 if (filterSharedLibPackageLPr(ps, filterCallingUid, userId, flags)) { 3998 return null; 3999 } 4000 if (filterAppAccessLPr(ps, filterCallingUid, userId)) { 4001 return null; 4002 } 4003 return generatePackageInfo(ps, flags, userId); 4004 } 4005 } 4006 4007 PackageParser.Package p = mPackages.get(packageName); 4008 if (matchFactoryOnly && p != null && !isSystemApp(p)) { 4009 return null; 4010 } 4011 if (DEBUG_PACKAGE_INFO) 4012 Log.v(TAG, "getPackageInfo " + packageName + ": " + p); 4013 if (p != null) { 4014 final PackageSetting ps = (PackageSetting) p.mExtras; 4015 if (filterSharedLibPackageLPr(ps, filterCallingUid, userId, flags)) { 4016 return null; 4017 } 4018 if (ps != null && filterAppAccessLPr(ps, filterCallingUid, userId)) { 4019 return null; 4020 } 4021 return generatePackageInfo((PackageSetting)p.mExtras, flags, userId); 4022 } 4023 if (!matchFactoryOnly && (flags & MATCH_KNOWN_PACKAGES) != 0) { 4024 final PackageSetting ps = mSettings.mPackages.get(packageName); 4025 if (ps == null) return null; 4026 if (filterSharedLibPackageLPr(ps, filterCallingUid, userId, flags)) { 4027 return null; 4028 } 4029 if (filterAppAccessLPr(ps, filterCallingUid, userId)) { 4030 return null; 4031 } 4032 return generatePackageInfo(ps, flags, userId); 4033 } 4034 } 4035 return null; 4036 } 4037 4038 private boolean isComponentVisibleToInstantApp(@Nullable ComponentName component) { 4039 if (isComponentVisibleToInstantApp(component, TYPE_ACTIVITY)) { 4040 return true; 4041 } 4042 if (isComponentVisibleToInstantApp(component, TYPE_SERVICE)) { 4043 return true; 4044 } 4045 if (isComponentVisibleToInstantApp(component, TYPE_PROVIDER)) { 4046 return true; 4047 } 4048 return false; 4049 } 4050 4051 private boolean isComponentVisibleToInstantApp( 4052 @Nullable ComponentName component, @ComponentType int type) { 4053 if (type == TYPE_ACTIVITY) { 4054 final PackageParser.Activity activity = mActivities.mActivities.get(component); 4055 return activity != null 4056 ? (activity.info.flags & ActivityInfo.FLAG_VISIBLE_TO_INSTANT_APP) != 0 4057 : false; 4058 } else if (type == TYPE_RECEIVER) { 4059 final PackageParser.Activity activity = mReceivers.mActivities.get(component); 4060 return activity != null 4061 ? (activity.info.flags & ActivityInfo.FLAG_VISIBLE_TO_INSTANT_APP) != 0 4062 : false; 4063 } else if (type == TYPE_SERVICE) { 4064 final PackageParser.Service service = mServices.mServices.get(component); 4065 return service != null 4066 ? (service.info.flags & ServiceInfo.FLAG_VISIBLE_TO_INSTANT_APP) != 0 4067 : false; 4068 } else if (type == TYPE_PROVIDER) { 4069 final PackageParser.Provider provider = mProviders.mProviders.get(component); 4070 return provider != null 4071 ? (provider.info.flags & ProviderInfo.FLAG_VISIBLE_TO_INSTANT_APP) != 0 4072 : false; 4073 } else if (type == TYPE_UNKNOWN) { 4074 return isComponentVisibleToInstantApp(component); 4075 } 4076 return false; 4077 } 4078 4079 /** 4080 * Returns whether or not access to the application should be filtered. 4081 * <p> 4082 * Access may be limited based upon whether the calling or target applications 4083 * are instant applications. 4084 * 4085 * @see #canAccessInstantApps(int) 4086 */ 4087 private boolean filterAppAccessLPr(@Nullable PackageSetting ps, int callingUid, 4088 @Nullable ComponentName component, @ComponentType int componentType, int userId) { 4089 // if we're in an isolated process, get the real calling UID 4090 if (Process.isIsolated(callingUid)) { 4091 callingUid = mIsolatedOwners.get(callingUid); 4092 } 4093 final String instantAppPkgName = getInstantAppPackageName(callingUid); 4094 final boolean callerIsInstantApp = instantAppPkgName != null; 4095 if (ps == null) { 4096 if (callerIsInstantApp) { 4097 // pretend the application exists, but, needs to be filtered 4098 return true; 4099 } 4100 return false; 4101 } 4102 // if the target and caller are the same application, don't filter 4103 if (isCallerSameApp(ps.name, callingUid)) { 4104 return false; 4105 } 4106 if (callerIsInstantApp) { 4107 // request for a specific component; if it hasn't been explicitly exposed, filter 4108 if (component != null) { 4109 return !isComponentVisibleToInstantApp(component, componentType); 4110 } 4111 // request for application; if no components have been explicitly exposed, filter 4112 return ps.getInstantApp(userId) || !ps.pkg.visibleToInstantApps; 4113 } 4114 if (ps.getInstantApp(userId)) { 4115 // caller can see all components of all instant applications, don't filter 4116 if (canViewInstantApps(callingUid, userId)) { 4117 return false; 4118 } 4119 // request for a specific instant application component, filter 4120 if (component != null) { 4121 return true; 4122 } 4123 // request for an instant application; if the caller hasn't been granted access, filter 4124 return !mInstantAppRegistry.isInstantAccessGranted( 4125 userId, UserHandle.getAppId(callingUid), ps.appId); 4126 } 4127 return false; 4128 } 4129 4130 /** 4131 * @see #filterAppAccessLPr(PackageSetting, int, ComponentName, boolean, int) 4132 */ 4133 private boolean filterAppAccessLPr(@Nullable PackageSetting ps, int callingUid, int userId) { 4134 return filterAppAccessLPr(ps, callingUid, null, TYPE_UNKNOWN, userId); 4135 } 4136 4137 private boolean filterSharedLibPackageLPr(@Nullable PackageSetting ps, int uid, int userId, 4138 int flags) { 4139 // Callers can access only the libs they depend on, otherwise they need to explicitly 4140 // ask for the shared libraries given the caller is allowed to access all static libs. 4141 if ((flags & PackageManager.MATCH_STATIC_SHARED_LIBRARIES) != 0) { 4142 // System/shell/root get to see all static libs 4143 final int appId = UserHandle.getAppId(uid); 4144 if (appId == Process.SYSTEM_UID || appId == Process.SHELL_UID 4145 || appId == Process.ROOT_UID) { 4146 return false; 4147 } 4148 } 4149 4150 // No package means no static lib as it is always on internal storage 4151 if (ps == null || ps.pkg == null || !ps.pkg.applicationInfo.isStaticSharedLibrary()) { 4152 return false; 4153 } 4154 4155 final SharedLibraryEntry libEntry = getSharedLibraryEntryLPr(ps.pkg.staticSharedLibName, 4156 ps.pkg.staticSharedLibVersion); 4157 if (libEntry == null) { 4158 return false; 4159 } 4160 4161 final int resolvedUid = UserHandle.getUid(userId, UserHandle.getAppId(uid)); 4162 final String[] uidPackageNames = getPackagesForUid(resolvedUid); 4163 if (uidPackageNames == null) { 4164 return true; 4165 } 4166 4167 for (String uidPackageName : uidPackageNames) { 4168 if (ps.name.equals(uidPackageName)) { 4169 return false; 4170 } 4171 PackageSetting uidPs = mSettings.getPackageLPr(uidPackageName); 4172 if (uidPs != null) { 4173 final int index = ArrayUtils.indexOf(uidPs.usesStaticLibraries, 4174 libEntry.info.getName()); 4175 if (index < 0) { 4176 continue; 4177 } 4178 if (uidPs.pkg.usesStaticLibrariesVersions[index] == libEntry.info.getLongVersion()) { 4179 return false; 4180 } 4181 } 4182 } 4183 return true; 4184 } 4185 4186 @Override 4187 public String[] currentToCanonicalPackageNames(String[] names) { 4188 final int callingUid = Binder.getCallingUid(); 4189 if (getInstantAppPackageName(callingUid) != null) { 4190 return names; 4191 } 4192 final String[] out = new String[names.length]; 4193 // reader 4194 synchronized (mPackages) { 4195 final int callingUserId = UserHandle.getUserId(callingUid); 4196 final boolean canViewInstantApps = canViewInstantApps(callingUid, callingUserId); 4197 for (int i=names.length-1; i>=0; i--) { 4198 final PackageSetting ps = mSettings.mPackages.get(names[i]); 4199 boolean translateName = false; 4200 if (ps != null && ps.realName != null) { 4201 final boolean targetIsInstantApp = ps.getInstantApp(callingUserId); 4202 translateName = !targetIsInstantApp 4203 || canViewInstantApps 4204 || mInstantAppRegistry.isInstantAccessGranted(callingUserId, 4205 UserHandle.getAppId(callingUid), ps.appId); 4206 } 4207 out[i] = translateName ? ps.realName : names[i]; 4208 } 4209 } 4210 return out; 4211 } 4212 4213 @Override 4214 public String[] canonicalToCurrentPackageNames(String[] names) { 4215 final int callingUid = Binder.getCallingUid(); 4216 if (getInstantAppPackageName(callingUid) != null) { 4217 return names; 4218 } 4219 final String[] out = new String[names.length]; 4220 // reader 4221 synchronized (mPackages) { 4222 final int callingUserId = UserHandle.getUserId(callingUid); 4223 final boolean canViewInstantApps = canViewInstantApps(callingUid, callingUserId); 4224 for (int i=names.length-1; i>=0; i--) { 4225 final String cur = mSettings.getRenamedPackageLPr(names[i]); 4226 boolean translateName = false; 4227 if (cur != null) { 4228 final PackageSetting ps = mSettings.mPackages.get(names[i]); 4229 final boolean targetIsInstantApp = 4230 ps != null && ps.getInstantApp(callingUserId); 4231 translateName = !targetIsInstantApp 4232 || canViewInstantApps 4233 || mInstantAppRegistry.isInstantAccessGranted(callingUserId, 4234 UserHandle.getAppId(callingUid), ps.appId); 4235 } 4236 out[i] = translateName ? cur : names[i]; 4237 } 4238 } 4239 return out; 4240 } 4241 4242 @Override 4243 public int getPackageUid(String packageName, int flags, int userId) { 4244 if (!sUserManager.exists(userId)) return -1; 4245 final int callingUid = Binder.getCallingUid(); 4246 flags = updateFlagsForPackage(flags, userId, packageName); 4247 mPermissionManager.enforceCrossUserPermission(callingUid, userId, 4248 false /*requireFullPermission*/, false /*checkShell*/, "getPackageUid"); 4249 4250 // reader 4251 synchronized (mPackages) { 4252 final PackageParser.Package p = mPackages.get(packageName); 4253 if (p != null && p.isMatch(flags)) { 4254 PackageSetting ps = (PackageSetting) p.mExtras; 4255 if (filterAppAccessLPr(ps, callingUid, userId)) { 4256 return -1; 4257 } 4258 return UserHandle.getUid(userId, p.applicationInfo.uid); 4259 } 4260 if ((flags & MATCH_KNOWN_PACKAGES) != 0) { 4261 final PackageSetting ps = mSettings.mPackages.get(packageName); 4262 if (ps != null && ps.isMatch(flags) 4263 && !filterAppAccessLPr(ps, callingUid, userId)) { 4264 return UserHandle.getUid(userId, ps.appId); 4265 } 4266 } 4267 } 4268 4269 return -1; 4270 } 4271 4272 @Override 4273 public int[] getPackageGids(String packageName, int flags, int userId) { 4274 if (!sUserManager.exists(userId)) return null; 4275 final int callingUid = Binder.getCallingUid(); 4276 flags = updateFlagsForPackage(flags, userId, packageName); 4277 mPermissionManager.enforceCrossUserPermission(callingUid, userId, 4278 false /*requireFullPermission*/, false /*checkShell*/, "getPackageGids"); 4279 4280 // reader 4281 synchronized (mPackages) { 4282 final PackageParser.Package p = mPackages.get(packageName); 4283 if (p != null && p.isMatch(flags)) { 4284 PackageSetting ps = (PackageSetting) p.mExtras; 4285 if (filterAppAccessLPr(ps, callingUid, userId)) { 4286 return null; 4287 } 4288 // TODO: Shouldn't this be checking for package installed state for userId and 4289 // return null? 4290 return ps.getPermissionsState().computeGids(userId); 4291 } 4292 if ((flags & MATCH_KNOWN_PACKAGES) != 0) { 4293 final PackageSetting ps = mSettings.mPackages.get(packageName); 4294 if (ps != null && ps.isMatch(flags) 4295 && !filterAppAccessLPr(ps, callingUid, userId)) { 4296 return ps.getPermissionsState().computeGids(userId); 4297 } 4298 } 4299 } 4300 4301 return null; 4302 } 4303 4304 @Override 4305 public PermissionInfo getPermissionInfo(String name, String packageName, int flags) { 4306 return mPermissionManager.getPermissionInfo(name, packageName, flags, getCallingUid()); 4307 } 4308 4309 @Override 4310 public @Nullable ParceledListSlice<PermissionInfo> queryPermissionsByGroup(String groupName, 4311 int flags) { 4312 final List<PermissionInfo> permissionList = 4313 mPermissionManager.getPermissionInfoByGroup(groupName, flags, getCallingUid()); 4314 return (permissionList == null) ? null : new ParceledListSlice<>(permissionList); 4315 } 4316 4317 @Override 4318 public PermissionGroupInfo getPermissionGroupInfo(String groupName, int flags) { 4319 return mPermissionManager.getPermissionGroupInfo(groupName, flags, getCallingUid()); 4320 } 4321 4322 @Override 4323 public @NonNull ParceledListSlice<PermissionGroupInfo> getAllPermissionGroups(int flags) { 4324 final List<PermissionGroupInfo> permissionList = 4325 mPermissionManager.getAllPermissionGroups(flags, getCallingUid()); 4326 return (permissionList == null) 4327 ? ParceledListSlice.emptyList() : new ParceledListSlice<>(permissionList); 4328 } 4329 4330 private ApplicationInfo generateApplicationInfoFromSettingsLPw(String packageName, int flags, 4331 int filterCallingUid, int userId) { 4332 if (!sUserManager.exists(userId)) return null; 4333 PackageSetting ps = mSettings.mPackages.get(packageName); 4334 if (ps != null) { 4335 if (filterSharedLibPackageLPr(ps, filterCallingUid, userId, flags)) { 4336 return null; 4337 } 4338 if (filterAppAccessLPr(ps, filterCallingUid, userId)) { 4339 return null; 4340 } 4341 if (ps.pkg == null) { 4342 final PackageInfo pInfo = generatePackageInfo(ps, flags, userId); 4343 if (pInfo != null) { 4344 return pInfo.applicationInfo; 4345 } 4346 return null; 4347 } 4348 ApplicationInfo ai = PackageParser.generateApplicationInfo(ps.pkg, flags, 4349 ps.readUserState(userId), userId); 4350 if (ai != null) { 4351 ai.packageName = resolveExternalPackageNameLPr(ps.pkg); 4352 } 4353 return ai; 4354 } 4355 return null; 4356 } 4357 4358 @Override 4359 public ApplicationInfo getApplicationInfo(String packageName, int flags, int userId) { 4360 return getApplicationInfoInternal(packageName, flags, Binder.getCallingUid(), userId); 4361 } 4362 4363 /** 4364 * Important: The provided filterCallingUid is used exclusively to filter out applications 4365 * that can be seen based on user state. It's typically the original caller uid prior 4366 * to clearing. Because it can only be provided by trusted code, it's value can be 4367 * trusted and will be used as-is; unlike userId which will be validated by this method. 4368 */ 4369 private ApplicationInfo getApplicationInfoInternal(String packageName, int flags, 4370 int filterCallingUid, int userId) { 4371 if (!sUserManager.exists(userId)) return null; 4372 flags = updateFlagsForApplication(flags, userId, packageName); 4373 mPermissionManager.enforceCrossUserPermission(Binder.getCallingUid(), userId, 4374 false /* requireFullPermission */, false /* checkShell */, "get application info"); 4375 4376 // writer 4377 synchronized (mPackages) { 4378 // Normalize package name to handle renamed packages and static libs 4379 packageName = resolveInternalPackageNameLPr(packageName, 4380 PackageManager.VERSION_CODE_HIGHEST); 4381 4382 PackageParser.Package p = mPackages.get(packageName); 4383 if (DEBUG_PACKAGE_INFO) Log.v( 4384 TAG, "getApplicationInfo " + packageName 4385 + ": " + p); 4386 if (p != null) { 4387 PackageSetting ps = mSettings.mPackages.get(packageName); 4388 if (ps == null) return null; 4389 if (filterSharedLibPackageLPr(ps, filterCallingUid, userId, flags)) { 4390 return null; 4391 } 4392 if (filterAppAccessLPr(ps, filterCallingUid, userId)) { 4393 return null; 4394 } 4395 // Note: isEnabledLP() does not apply here - always return info 4396 ApplicationInfo ai = PackageParser.generateApplicationInfo( 4397 p, flags, ps.readUserState(userId), userId); 4398 if (ai != null) { 4399 ai.packageName = resolveExternalPackageNameLPr(p); 4400 } 4401 return ai; 4402 } 4403 if ("android".equals(packageName)||"system".equals(packageName)) { 4404 return mAndroidApplication; 4405 } 4406 if ((flags & MATCH_KNOWN_PACKAGES) != 0) { 4407 // Already generates the external package name 4408 return generateApplicationInfoFromSettingsLPw(packageName, 4409 flags, filterCallingUid, userId); 4410 } 4411 } 4412 return null; 4413 } 4414 4415 private String normalizePackageNameLPr(String packageName) { 4416 String normalizedPackageName = mSettings.getRenamedPackageLPr(packageName); 4417 return normalizedPackageName != null ? normalizedPackageName : packageName; 4418 } 4419 4420 @Override 4421 public void deletePreloadsFileCache() { 4422 if (!UserHandle.isSameApp(Binder.getCallingUid(), Process.SYSTEM_UID)) { 4423 throw new SecurityException("Only system or settings may call deletePreloadsFileCache"); 4424 } 4425 File dir = Environment.getDataPreloadsFileCacheDirectory(); 4426 Slog.i(TAG, "Deleting preloaded file cache " + dir); 4427 FileUtils.deleteContents(dir); 4428 } 4429 4430 @Override 4431 public void freeStorageAndNotify(final String volumeUuid, final long freeStorageSize, 4432 final int storageFlags, final IPackageDataObserver observer) { 4433 mContext.enforceCallingOrSelfPermission( 4434 android.Manifest.permission.CLEAR_APP_CACHE, null); 4435 mHandler.post(() -> { 4436 boolean success = false; 4437 try { 4438 freeStorage(volumeUuid, freeStorageSize, storageFlags); 4439 success = true; 4440 } catch (IOException e) { 4441 Slog.w(TAG, e); 4442 } 4443 if (observer != null) { 4444 try { 4445 observer.onRemoveCompleted(null, success); 4446 } catch (RemoteException e) { 4447 Slog.w(TAG, e); 4448 } 4449 } 4450 }); 4451 } 4452 4453 @Override 4454 public void freeStorage(final String volumeUuid, final long freeStorageSize, 4455 final int storageFlags, final IntentSender pi) { 4456 mContext.enforceCallingOrSelfPermission( 4457 android.Manifest.permission.CLEAR_APP_CACHE, TAG); 4458 mHandler.post(() -> { 4459 boolean success = false; 4460 try { 4461 freeStorage(volumeUuid, freeStorageSize, storageFlags); 4462 success = true; 4463 } catch (IOException e) { 4464 Slog.w(TAG, e); 4465 } 4466 if (pi != null) { 4467 try { 4468 pi.sendIntent(null, success ? 1 : 0, null, null, null); 4469 } catch (SendIntentException e) { 4470 Slog.w(TAG, e); 4471 } 4472 } 4473 }); 4474 } 4475 4476 /** 4477 * Blocking call to clear various types of cached data across the system 4478 * until the requested bytes are available. 4479 */ 4480 public void freeStorage(String volumeUuid, long bytes, int storageFlags) throws IOException { 4481 final StorageManager storage = mContext.getSystemService(StorageManager.class); 4482 final File file = storage.findPathForUuid(volumeUuid); 4483 if (file.getUsableSpace() >= bytes) return; 4484 4485 if (ENABLE_FREE_CACHE_V2) { 4486 final boolean internalVolume = Objects.equals(StorageManager.UUID_PRIVATE_INTERNAL, 4487 volumeUuid); 4488 final boolean aggressive = (storageFlags 4489 & StorageManager.FLAG_ALLOCATE_AGGRESSIVE) != 0; 4490 final long reservedBytes = storage.getStorageCacheBytes(file, storageFlags); 4491 4492 // 1. Pre-flight to determine if we have any chance to succeed 4493 // 2. Consider preloaded data (after 1w honeymoon, unless aggressive) 4494 if (internalVolume && (aggressive || SystemProperties 4495 .getBoolean("persist.sys.preloads.file_cache_expired", false))) { 4496 deletePreloadsFileCache(); 4497 if (file.getUsableSpace() >= bytes) return; 4498 } 4499 4500 // 3. Consider parsed APK data (aggressive only) 4501 if (internalVolume && aggressive) { 4502 FileUtils.deleteContents(mCacheDir); 4503 if (file.getUsableSpace() >= bytes) return; 4504 } 4505 4506 // 4. Consider cached app data (above quotas) 4507 try { 4508 mInstaller.freeCache(volumeUuid, bytes, reservedBytes, 4509 Installer.FLAG_FREE_CACHE_V2); 4510 } catch (InstallerException ignored) { 4511 } 4512 if (file.getUsableSpace() >= bytes) return; 4513 4514 // 5. Consider shared libraries with refcount=0 and age>min cache period 4515 if (internalVolume && pruneUnusedStaticSharedLibraries(bytes, 4516 android.provider.Settings.Global.getLong(mContext.getContentResolver(), 4517 Global.UNUSED_STATIC_SHARED_LIB_MIN_CACHE_PERIOD, 4518 DEFAULT_UNUSED_STATIC_SHARED_LIB_MIN_CACHE_PERIOD))) { 4519 return; 4520 } 4521 4522 // 6. Consider dexopt output (aggressive only) 4523 // TODO: Implement 4524 4525 // 7. Consider installed instant apps unused longer than min cache period 4526 if (internalVolume && mInstantAppRegistry.pruneInstalledInstantApps(bytes, 4527 android.provider.Settings.Global.getLong(mContext.getContentResolver(), 4528 Global.INSTALLED_INSTANT_APP_MIN_CACHE_PERIOD, 4529 InstantAppRegistry.DEFAULT_INSTALLED_INSTANT_APP_MIN_CACHE_PERIOD))) { 4530 return; 4531 } 4532 4533 // 8. Consider cached app data (below quotas) 4534 try { 4535 mInstaller.freeCache(volumeUuid, bytes, reservedBytes, 4536 Installer.FLAG_FREE_CACHE_V2 | Installer.FLAG_FREE_CACHE_V2_DEFY_QUOTA); 4537 } catch (InstallerException ignored) { 4538 } 4539 if (file.getUsableSpace() >= bytes) return; 4540 4541 // 9. Consider DropBox entries 4542 // TODO: Implement 4543 4544 // 10. Consider instant meta-data (uninstalled apps) older that min cache period 4545 if (internalVolume && mInstantAppRegistry.pruneUninstalledInstantApps(bytes, 4546 android.provider.Settings.Global.getLong(mContext.getContentResolver(), 4547 Global.UNINSTALLED_INSTANT_APP_MIN_CACHE_PERIOD, 4548 InstantAppRegistry.DEFAULT_UNINSTALLED_INSTANT_APP_MIN_CACHE_PERIOD))) { 4549 return; 4550 } 4551 } else { 4552 try { 4553 mInstaller.freeCache(volumeUuid, bytes, 0, 0); 4554 } catch (InstallerException ignored) { 4555 } 4556 if (file.getUsableSpace() >= bytes) return; 4557 } 4558 4559 throw new IOException("Failed to free " + bytes + " on storage device at " + file); 4560 } 4561 4562 private boolean pruneUnusedStaticSharedLibraries(long neededSpace, long maxCachePeriod) 4563 throws IOException { 4564 final StorageManager storage = mContext.getSystemService(StorageManager.class); 4565 final File volume = storage.findPathForUuid(StorageManager.UUID_PRIVATE_INTERNAL); 4566 4567 List<VersionedPackage> packagesToDelete = null; 4568 final long now = System.currentTimeMillis(); 4569 4570 synchronized (mPackages) { 4571 final int[] allUsers = sUserManager.getUserIds(); 4572 final int libCount = mSharedLibraries.size(); 4573 for (int i = 0; i < libCount; i++) { 4574 final LongSparseArray<SharedLibraryEntry> versionedLib 4575 = mSharedLibraries.valueAt(i); 4576 if (versionedLib == null) { 4577 continue; 4578 } 4579 final int versionCount = versionedLib.size(); 4580 for (int j = 0; j < versionCount; j++) { 4581 SharedLibraryInfo libInfo = versionedLib.valueAt(j).info; 4582 // Skip packages that are not static shared libs. 4583 if (!libInfo.isStatic()) { 4584 break; 4585 } 4586 // Important: We skip static shared libs used for some user since 4587 // in such a case we need to keep the APK on the device. The check for 4588 // a lib being used for any user is performed by the uninstall call. 4589 final VersionedPackage declaringPackage = libInfo.getDeclaringPackage(); 4590 // Resolve the package name - we use synthetic package names internally 4591 final String internalPackageName = resolveInternalPackageNameLPr( 4592 declaringPackage.getPackageName(), 4593 declaringPackage.getLongVersionCode()); 4594 final PackageSetting ps = mSettings.getPackageLPr(internalPackageName); 4595 // Skip unused static shared libs cached less than the min period 4596 // to prevent pruning a lib needed by a subsequently installed package. 4597 if (ps == null || now - ps.lastUpdateTime < maxCachePeriod) { 4598 continue; 4599 } 4600 if (packagesToDelete == null) { 4601 packagesToDelete = new ArrayList<>(); 4602 } 4603 packagesToDelete.add(new VersionedPackage(internalPackageName, 4604 declaringPackage.getLongVersionCode())); 4605 } 4606 } 4607 } 4608 4609 if (packagesToDelete != null) { 4610 final int packageCount = packagesToDelete.size(); 4611 for (int i = 0; i < packageCount; i++) { 4612 final VersionedPackage pkgToDelete = packagesToDelete.get(i); 4613 // Delete the package synchronously (will fail of the lib used for any user). 4614 if (deletePackageX(pkgToDelete.getPackageName(), pkgToDelete.getLongVersionCode(), 4615 UserHandle.USER_SYSTEM, PackageManager.DELETE_ALL_USERS) 4616 == PackageManager.DELETE_SUCCEEDED) { 4617 if (volume.getUsableSpace() >= neededSpace) { 4618 return true; 4619 } 4620 } 4621 } 4622 } 4623 4624 return false; 4625 } 4626 4627 /** 4628 * Update given flags based on encryption status of current user. 4629 */ 4630 private int updateFlags(int flags, int userId) { 4631 if ((flags & (PackageManager.MATCH_DIRECT_BOOT_UNAWARE 4632 | PackageManager.MATCH_DIRECT_BOOT_AWARE)) != 0) { 4633 // Caller expressed an explicit opinion about what encryption 4634 // aware/unaware components they want to see, so fall through and 4635 // give them what they want 4636 } else { 4637 // Caller expressed no opinion, so match based on user state 4638 if (getUserManagerInternal().isUserUnlockingOrUnlocked(userId)) { 4639 flags |= PackageManager.MATCH_DIRECT_BOOT_AWARE | MATCH_DIRECT_BOOT_UNAWARE; 4640 } else { 4641 flags |= PackageManager.MATCH_DIRECT_BOOT_AWARE; 4642 } 4643 } 4644 return flags; 4645 } 4646 4647 private UserManagerInternal getUserManagerInternal() { 4648 if (mUserManagerInternal == null) { 4649 mUserManagerInternal = LocalServices.getService(UserManagerInternal.class); 4650 } 4651 return mUserManagerInternal; 4652 } 4653 4654 private ActivityManagerInternal getActivityManagerInternal() { 4655 if (mActivityManagerInternal == null) { 4656 mActivityManagerInternal = LocalServices.getService(ActivityManagerInternal.class); 4657 } 4658 return mActivityManagerInternal; 4659 } 4660 4661 4662 private DeviceIdleController.LocalService getDeviceIdleController() { 4663 if (mDeviceIdleController == null) { 4664 mDeviceIdleController = 4665 LocalServices.getService(DeviceIdleController.LocalService.class); 4666 } 4667 return mDeviceIdleController; 4668 } 4669 4670 /** 4671 * Update given flags when being used to request {@link PackageInfo}. 4672 */ 4673 private int updateFlagsForPackage(int flags, int userId, Object cookie) { 4674 final boolean isCallerSystemUser = UserHandle.getCallingUserId() == UserHandle.USER_SYSTEM; 4675 boolean triaged = true; 4676 if ((flags & (PackageManager.GET_ACTIVITIES | PackageManager.GET_RECEIVERS 4677 | PackageManager.GET_SERVICES | PackageManager.GET_PROVIDERS)) != 0) { 4678 // Caller is asking for component details, so they'd better be 4679 // asking for specific encryption matching behavior, or be triaged 4680 if ((flags & (PackageManager.MATCH_DIRECT_BOOT_UNAWARE 4681 | PackageManager.MATCH_DIRECT_BOOT_AWARE 4682 | PackageManager.MATCH_DEBUG_TRIAGED_MISSING)) == 0) { 4683 triaged = false; 4684 } 4685 } 4686 if ((flags & (PackageManager.MATCH_UNINSTALLED_PACKAGES 4687 | PackageManager.MATCH_SYSTEM_ONLY 4688 | PackageManager.MATCH_DEBUG_TRIAGED_MISSING)) == 0) { 4689 triaged = false; 4690 } 4691 if ((flags & PackageManager.MATCH_ANY_USER) != 0) { 4692 mPermissionManager.enforceCrossUserPermission( 4693 Binder.getCallingUid(), userId, false, false, 4694 "MATCH_ANY_USER flag requires INTERACT_ACROSS_USERS permission at " 4695 + Debug.getCallers(5)); 4696 } else if ((flags & PackageManager.MATCH_UNINSTALLED_PACKAGES) != 0 && isCallerSystemUser 4697 && sUserManager.hasManagedProfile(UserHandle.USER_SYSTEM)) { 4698 // If the caller wants all packages and has a restricted profile associated with it, 4699 // then match all users. This is to make sure that launchers that need to access work 4700 // profile apps don't start breaking. TODO: Remove this hack when launchers stop using 4701 // MATCH_UNINSTALLED_PACKAGES to query apps in other profiles. b/31000380 4702 flags |= PackageManager.MATCH_ANY_USER; 4703 } 4704 if (DEBUG_TRIAGED_MISSING && (Binder.getCallingUid() == Process.SYSTEM_UID) && !triaged) { 4705 Log.w(TAG, "Caller hasn't been triaged for missing apps; they asked about " + cookie 4706 + " with flags 0x" + Integer.toHexString(flags), new Throwable()); 4707 } 4708 return updateFlags(flags, userId); 4709 } 4710 4711 /** 4712 * Update given flags when being used to request {@link ApplicationInfo}. 4713 */ 4714 private int updateFlagsForApplication(int flags, int userId, Object cookie) { 4715 return updateFlagsForPackage(flags, userId, cookie); 4716 } 4717 4718 /** 4719 * Update given flags when being used to request {@link ComponentInfo}. 4720 */ 4721 private int updateFlagsForComponent(int flags, int userId, Object cookie) { 4722 if (cookie instanceof Intent) { 4723 if ((((Intent) cookie).getFlags() & Intent.FLAG_DEBUG_TRIAGED_MISSING) != 0) { 4724 flags |= PackageManager.MATCH_DEBUG_TRIAGED_MISSING; 4725 } 4726 } 4727 4728 boolean triaged = true; 4729 // Caller is asking for component details, so they'd better be 4730 // asking for specific encryption matching behavior, or be triaged 4731 if ((flags & (PackageManager.MATCH_DIRECT_BOOT_UNAWARE 4732 | PackageManager.MATCH_DIRECT_BOOT_AWARE 4733 | PackageManager.MATCH_DEBUG_TRIAGED_MISSING)) == 0) { 4734 triaged = false; 4735 } 4736 if (DEBUG_TRIAGED_MISSING && (Binder.getCallingUid() == Process.SYSTEM_UID) && !triaged) { 4737 Log.w(TAG, "Caller hasn't been triaged for missing apps; they asked about " + cookie 4738 + " with flags 0x" + Integer.toHexString(flags), new Throwable()); 4739 } 4740 4741 return updateFlags(flags, userId); 4742 } 4743 4744 /** 4745 * Update given intent when being used to request {@link ResolveInfo}. 4746 */ 4747 private Intent updateIntentForResolve(Intent intent) { 4748 if (intent.getSelector() != null) { 4749 intent = intent.getSelector(); 4750 } 4751 if (DEBUG_PREFERRED) { 4752 intent.addFlags(Intent.FLAG_DEBUG_LOG_RESOLUTION); 4753 } 4754 return intent; 4755 } 4756 4757 /** 4758 * Update given flags when being used to request {@link ResolveInfo}. 4759 * <p>Instant apps are resolved specially, depending upon context. Minimally, 4760 * {@code}flags{@code} must have the {@link PackageManager#MATCH_INSTANT} 4761 * flag set. However, this flag is only honoured in three circumstances: 4762 * <ul> 4763 * <li>when called from a system process</li> 4764 * <li>when the caller holds the permission {@code android.permission.ACCESS_INSTANT_APPS}</li> 4765 * <li>when resolution occurs to start an activity with a {@code android.intent.action.VIEW} 4766 * action and a {@code android.intent.category.BROWSABLE} category</li> 4767 * </ul> 4768 */ 4769 int updateFlagsForResolve(int flags, int userId, Intent intent, int callingUid) { 4770 return updateFlagsForResolve(flags, userId, intent, callingUid, 4771 false /*wantInstantApps*/, false /*onlyExposedExplicitly*/); 4772 } 4773 int updateFlagsForResolve(int flags, int userId, Intent intent, int callingUid, 4774 boolean wantInstantApps) { 4775 return updateFlagsForResolve(flags, userId, intent, callingUid, 4776 wantInstantApps, false /*onlyExposedExplicitly*/); 4777 } 4778 int updateFlagsForResolve(int flags, int userId, Intent intent, int callingUid, 4779 boolean wantInstantApps, boolean onlyExposedExplicitly) { 4780 // Safe mode means we shouldn't match any third-party components 4781 if (mSafeMode) { 4782 flags |= PackageManager.MATCH_SYSTEM_ONLY; 4783 } 4784 if (getInstantAppPackageName(callingUid) != null) { 4785 // But, ephemeral apps see both ephemeral and exposed, non-ephemeral components 4786 if (onlyExposedExplicitly) { 4787 flags |= PackageManager.MATCH_EXPLICITLY_VISIBLE_ONLY; 4788 } 4789 flags |= PackageManager.MATCH_VISIBLE_TO_INSTANT_APP_ONLY; 4790 flags |= PackageManager.MATCH_INSTANT; 4791 } else { 4792 final boolean wantMatchInstant = (flags & PackageManager.MATCH_INSTANT) != 0; 4793 final boolean allowMatchInstant = wantInstantApps 4794 || (wantMatchInstant && canViewInstantApps(callingUid, userId)); 4795 flags &= ~(PackageManager.MATCH_VISIBLE_TO_INSTANT_APP_ONLY 4796 | PackageManager.MATCH_EXPLICITLY_VISIBLE_ONLY); 4797 if (!allowMatchInstant) { 4798 flags &= ~PackageManager.MATCH_INSTANT; 4799 } 4800 } 4801 return updateFlagsForComponent(flags, userId, intent /*cookie*/); 4802 } 4803 4804 @Override 4805 public ActivityInfo getActivityInfo(ComponentName component, int flags, int userId) { 4806 return getActivityInfoInternal(component, flags, Binder.getCallingUid(), userId); 4807 } 4808 4809 /** 4810 * Important: The provided filterCallingUid is used exclusively to filter out activities 4811 * that can be seen based on user state. It's typically the original caller uid prior 4812 * to clearing. Because it can only be provided by trusted code, it's value can be 4813 * trusted and will be used as-is; unlike userId which will be validated by this method. 4814 */ 4815 private ActivityInfo getActivityInfoInternal(ComponentName component, int flags, 4816 int filterCallingUid, int userId) { 4817 if (!sUserManager.exists(userId)) return null; 4818 flags = updateFlagsForComponent(flags, userId, component); 4819 4820 if (!isRecentsAccessingChildProfiles(Binder.getCallingUid(), userId)) { 4821 mPermissionManager.enforceCrossUserPermission(Binder.getCallingUid(), userId, 4822 false /* requireFullPermission */, false /* checkShell */, "get activity info"); 4823 } 4824 4825 synchronized (mPackages) { 4826 PackageParser.Activity a = mActivities.mActivities.get(component); 4827 4828 if (DEBUG_PACKAGE_INFO) Log.v(TAG, "getActivityInfo " + component + ": " + a); 4829 if (a != null && mSettings.isEnabledAndMatchLPr(a.info, flags, userId)) { 4830 PackageSetting ps = mSettings.mPackages.get(component.getPackageName()); 4831 if (ps == null) return null; 4832 if (filterAppAccessLPr(ps, filterCallingUid, component, TYPE_ACTIVITY, userId)) { 4833 return null; 4834 } 4835 return PackageParser.generateActivityInfo( 4836 a, flags, ps.readUserState(userId), userId); 4837 } 4838 if (mResolveComponentName.equals(component)) { 4839 return PackageParser.generateActivityInfo( 4840 mResolveActivity, flags, new PackageUserState(), userId); 4841 } 4842 } 4843 return null; 4844 } 4845 4846 private boolean isRecentsAccessingChildProfiles(int callingUid, int targetUserId) { 4847 if (!getActivityManagerInternal().isCallerRecents(callingUid)) { 4848 return false; 4849 } 4850 final long token = Binder.clearCallingIdentity(); 4851 try { 4852 final int callingUserId = UserHandle.getUserId(callingUid); 4853 if (ActivityManager.getCurrentUser() != callingUserId) { 4854 return false; 4855 } 4856 return sUserManager.isSameProfileGroup(callingUserId, targetUserId); 4857 } finally { 4858 Binder.restoreCallingIdentity(token); 4859 } 4860 } 4861 4862 @Override 4863 public boolean activitySupportsIntent(ComponentName component, Intent intent, 4864 String resolvedType) { 4865 synchronized (mPackages) { 4866 if (component.equals(mResolveComponentName)) { 4867 // The resolver supports EVERYTHING! 4868 return true; 4869 } 4870 final int callingUid = Binder.getCallingUid(); 4871 final int callingUserId = UserHandle.getUserId(callingUid); 4872 PackageParser.Activity a = mActivities.mActivities.get(component); 4873 if (a == null) { 4874 return false; 4875 } 4876 PackageSetting ps = mSettings.mPackages.get(component.getPackageName()); 4877 if (ps == null) { 4878 return false; 4879 } 4880 if (filterAppAccessLPr(ps, callingUid, component, TYPE_ACTIVITY, callingUserId)) { 4881 return false; 4882 } 4883 for (int i=0; i<a.intents.size(); i++) { 4884 if (a.intents.get(i).match(intent.getAction(), resolvedType, intent.getScheme(), 4885 intent.getData(), intent.getCategories(), TAG) >= 0) { 4886 return true; 4887 } 4888 } 4889 return false; 4890 } 4891 } 4892 4893 @Override 4894 public ActivityInfo getReceiverInfo(ComponentName component, int flags, int userId) { 4895 if (!sUserManager.exists(userId)) return null; 4896 final int callingUid = Binder.getCallingUid(); 4897 flags = updateFlagsForComponent(flags, userId, component); 4898 mPermissionManager.enforceCrossUserPermission(callingUid, userId, 4899 false /* requireFullPermission */, false /* checkShell */, "get receiver info"); 4900 synchronized (mPackages) { 4901 PackageParser.Activity a = mReceivers.mActivities.get(component); 4902 if (DEBUG_PACKAGE_INFO) Log.v( 4903 TAG, "getReceiverInfo " + component + ": " + a); 4904 if (a != null && mSettings.isEnabledAndMatchLPr(a.info, flags, userId)) { 4905 PackageSetting ps = mSettings.mPackages.get(component.getPackageName()); 4906 if (ps == null) return null; 4907 if (filterAppAccessLPr(ps, callingUid, component, TYPE_RECEIVER, userId)) { 4908 return null; 4909 } 4910 return PackageParser.generateActivityInfo( 4911 a, flags, ps.readUserState(userId), userId); 4912 } 4913 } 4914 return null; 4915 } 4916 4917 @Override 4918 public ParceledListSlice<SharedLibraryInfo> getSharedLibraries(String packageName, 4919 int flags, int userId) { 4920 if (!sUserManager.exists(userId)) return null; 4921 Preconditions.checkArgumentNonnegative(userId, "userId must be >= 0"); 4922 if (getInstantAppPackageName(Binder.getCallingUid()) != null) { 4923 return null; 4924 } 4925 4926 flags = updateFlagsForPackage(flags, userId, null); 4927 4928 final boolean canSeeStaticLibraries = 4929 mContext.checkCallingOrSelfPermission(INSTALL_PACKAGES) 4930 == PERMISSION_GRANTED 4931 || mContext.checkCallingOrSelfPermission(DELETE_PACKAGES) 4932 == PERMISSION_GRANTED 4933 || canRequestPackageInstallsInternal(packageName, 4934 PackageManager.MATCH_STATIC_SHARED_LIBRARIES, userId, 4935 false /* throwIfPermNotDeclared*/) 4936 || mContext.checkCallingOrSelfPermission(REQUEST_DELETE_PACKAGES) 4937 == PERMISSION_GRANTED; 4938 4939 synchronized (mPackages) { 4940 List<SharedLibraryInfo> result = null; 4941 4942 final int libCount = mSharedLibraries.size(); 4943 for (int i = 0; i < libCount; i++) { 4944 LongSparseArray<SharedLibraryEntry> versionedLib = mSharedLibraries.valueAt(i); 4945 if (versionedLib == null) { 4946 continue; 4947 } 4948 4949 final int versionCount = versionedLib.size(); 4950 for (int j = 0; j < versionCount; j++) { 4951 SharedLibraryInfo libInfo = versionedLib.valueAt(j).info; 4952 if (!canSeeStaticLibraries && libInfo.isStatic()) { 4953 break; 4954 } 4955 final long identity = Binder.clearCallingIdentity(); 4956 try { 4957 PackageInfo packageInfo = getPackageInfoVersioned( 4958 libInfo.getDeclaringPackage(), flags 4959 | PackageManager.MATCH_STATIC_SHARED_LIBRARIES, userId); 4960 if (packageInfo == null) { 4961 continue; 4962 } 4963 } finally { 4964 Binder.restoreCallingIdentity(identity); 4965 } 4966 4967 SharedLibraryInfo resLibInfo = new SharedLibraryInfo(libInfo.getName(), 4968 libInfo.getLongVersion(), libInfo.getType(), 4969 libInfo.getDeclaringPackage(), getPackagesUsingSharedLibraryLPr(libInfo, 4970 flags, userId)); 4971 4972 if (result == null) { 4973 result = new ArrayList<>(); 4974 } 4975 result.add(resLibInfo); 4976 } 4977 } 4978 4979 return result != null ? new ParceledListSlice<>(result) : null; 4980 } 4981 } 4982 4983 private List<VersionedPackage> getPackagesUsingSharedLibraryLPr( 4984 SharedLibraryInfo libInfo, int flags, int userId) { 4985 List<VersionedPackage> versionedPackages = null; 4986 final int packageCount = mSettings.mPackages.size(); 4987 for (int i = 0; i < packageCount; i++) { 4988 PackageSetting ps = mSettings.mPackages.valueAt(i); 4989 4990 if (ps == null) { 4991 continue; 4992 } 4993 4994 if (!ps.getUserState().get(userId).isAvailable(flags)) { 4995 continue; 4996 } 4997 4998 final String libName = libInfo.getName(); 4999 if (libInfo.isStatic()) { 5000 final int libIdx = ArrayUtils.indexOf(ps.usesStaticLibraries, libName); 5001 if (libIdx < 0) { 5002 continue; 5003 } 5004 if (ps.usesStaticLibrariesVersions[libIdx] != libInfo.getLongVersion()) { 5005 continue; 5006 } 5007 if (versionedPackages == null) { 5008 versionedPackages = new ArrayList<>(); 5009 } 5010 // If the dependent is a static shared lib, use the public package name 5011 String dependentPackageName = ps.name; 5012 if (ps.pkg != null && ps.pkg.applicationInfo.isStaticSharedLibrary()) { 5013 dependentPackageName = ps.pkg.manifestPackageName; 5014 } 5015 versionedPackages.add(new VersionedPackage(dependentPackageName, ps.versionCode)); 5016 } else if (ps.pkg != null) { 5017 if (ArrayUtils.contains(ps.pkg.usesLibraries, libName) 5018 || ArrayUtils.contains(ps.pkg.usesOptionalLibraries, libName)) { 5019 if (versionedPackages == null) { 5020 versionedPackages = new ArrayList<>(); 5021 } 5022 versionedPackages.add(new VersionedPackage(ps.name, ps.versionCode)); 5023 } 5024 } 5025 } 5026 5027 return versionedPackages; 5028 } 5029 5030 @Override 5031 public ServiceInfo getServiceInfo(ComponentName component, int flags, int userId) { 5032 if (!sUserManager.exists(userId)) return null; 5033 final int callingUid = Binder.getCallingUid(); 5034 flags = updateFlagsForComponent(flags, userId, component); 5035 mPermissionManager.enforceCrossUserPermission(callingUid, userId, 5036 false /* requireFullPermission */, false /* checkShell */, "get service info"); 5037 synchronized (mPackages) { 5038 PackageParser.Service s = mServices.mServices.get(component); 5039 if (DEBUG_PACKAGE_INFO) Log.v( 5040 TAG, "getServiceInfo " + component + ": " + s); 5041 if (s != null && mSettings.isEnabledAndMatchLPr(s.info, flags, userId)) { 5042 PackageSetting ps = mSettings.mPackages.get(component.getPackageName()); 5043 if (ps == null) return null; 5044 if (filterAppAccessLPr(ps, callingUid, component, TYPE_SERVICE, userId)) { 5045 return null; 5046 } 5047 return PackageParser.generateServiceInfo( 5048 s, flags, ps.readUserState(userId), userId); 5049 } 5050 } 5051 return null; 5052 } 5053 5054 @Override 5055 public ProviderInfo getProviderInfo(ComponentName component, int flags, int userId) { 5056 if (!sUserManager.exists(userId)) return null; 5057 final int callingUid = Binder.getCallingUid(); 5058 flags = updateFlagsForComponent(flags, userId, component); 5059 mPermissionManager.enforceCrossUserPermission(callingUid, userId, 5060 false /* requireFullPermission */, false /* checkShell */, "get provider info"); 5061 synchronized (mPackages) { 5062 PackageParser.Provider p = mProviders.mProviders.get(component); 5063 if (DEBUG_PACKAGE_INFO) Log.v( 5064 TAG, "getProviderInfo " + component + ": " + p); 5065 if (p != null && mSettings.isEnabledAndMatchLPr(p.info, flags, userId)) { 5066 PackageSetting ps = mSettings.mPackages.get(component.getPackageName()); 5067 if (ps == null) return null; 5068 if (filterAppAccessLPr(ps, callingUid, component, TYPE_PROVIDER, userId)) { 5069 return null; 5070 } 5071 return PackageParser.generateProviderInfo( 5072 p, flags, ps.readUserState(userId), userId); 5073 } 5074 } 5075 return null; 5076 } 5077 5078 @Override 5079 public String[] getSystemSharedLibraryNames() { 5080 // allow instant applications 5081 synchronized (mPackages) { 5082 Set<String> libs = null; 5083 final int libCount = mSharedLibraries.size(); 5084 for (int i = 0; i < libCount; i++) { 5085 LongSparseArray<SharedLibraryEntry> versionedLib = mSharedLibraries.valueAt(i); 5086 if (versionedLib == null) { 5087 continue; 5088 } 5089 final int versionCount = versionedLib.size(); 5090 for (int j = 0; j < versionCount; j++) { 5091 SharedLibraryEntry libEntry = versionedLib.valueAt(j); 5092 if (!libEntry.info.isStatic()) { 5093 if (libs == null) { 5094 libs = new ArraySet<>(); 5095 } 5096 libs.add(libEntry.info.getName()); 5097 break; 5098 } 5099 PackageSetting ps = mSettings.getPackageLPr(libEntry.apk); 5100 if (ps != null && !filterSharedLibPackageLPr(ps, Binder.getCallingUid(), 5101 UserHandle.getUserId(Binder.getCallingUid()), 5102 PackageManager.MATCH_STATIC_SHARED_LIBRARIES)) { 5103 if (libs == null) { 5104 libs = new ArraySet<>(); 5105 } 5106 libs.add(libEntry.info.getName()); 5107 break; 5108 } 5109 } 5110 } 5111 5112 if (libs != null) { 5113 String[] libsArray = new String[libs.size()]; 5114 libs.toArray(libsArray); 5115 return libsArray; 5116 } 5117 5118 return null; 5119 } 5120 } 5121 5122 @Override 5123 public @NonNull String getServicesSystemSharedLibraryPackageName() { 5124 // allow instant applications 5125 synchronized (mPackages) { 5126 return mServicesSystemSharedLibraryPackageName; 5127 } 5128 } 5129 5130 @Override 5131 public @NonNull String getSharedSystemSharedLibraryPackageName() { 5132 // allow instant applications 5133 synchronized (mPackages) { 5134 return mSharedSystemSharedLibraryPackageName; 5135 } 5136 } 5137 5138 private void updateSequenceNumberLP(PackageSetting pkgSetting, int[] userList) { 5139 for (int i = userList.length - 1; i >= 0; --i) { 5140 final int userId = userList[i]; 5141 // don't add instant app to the list of updates 5142 if (pkgSetting.getInstantApp(userId)) { 5143 continue; 5144 } 5145 SparseArray<String> changedPackages = mChangedPackages.get(userId); 5146 if (changedPackages == null) { 5147 changedPackages = new SparseArray<>(); 5148 mChangedPackages.put(userId, changedPackages); 5149 } 5150 Map<String, Integer> sequenceNumbers = mChangedPackagesSequenceNumbers.get(userId); 5151 if (sequenceNumbers == null) { 5152 sequenceNumbers = new HashMap<>(); 5153 mChangedPackagesSequenceNumbers.put(userId, sequenceNumbers); 5154 } 5155 final Integer sequenceNumber = sequenceNumbers.get(pkgSetting.name); 5156 if (sequenceNumber != null) { 5157 changedPackages.remove(sequenceNumber); 5158 } 5159 changedPackages.put(mChangedPackagesSequenceNumber, pkgSetting.name); 5160 sequenceNumbers.put(pkgSetting.name, mChangedPackagesSequenceNumber); 5161 } 5162 mChangedPackagesSequenceNumber++; 5163 } 5164 5165 @Override 5166 public ChangedPackages getChangedPackages(int sequenceNumber, int userId) { 5167 if (getInstantAppPackageName(Binder.getCallingUid()) != null) { 5168 return null; 5169 } 5170 synchronized (mPackages) { 5171 if (sequenceNumber >= mChangedPackagesSequenceNumber) { 5172 return null; 5173 } 5174 final SparseArray<String> changedPackages = mChangedPackages.get(userId); 5175 if (changedPackages == null) { 5176 return null; 5177 } 5178 final List<String> packageNames = 5179 new ArrayList<>(mChangedPackagesSequenceNumber - sequenceNumber); 5180 for (int i = sequenceNumber; i < mChangedPackagesSequenceNumber; i++) { 5181 final String packageName = changedPackages.get(i); 5182 if (packageName != null) { 5183 packageNames.add(packageName); 5184 } 5185 } 5186 return packageNames.isEmpty() 5187 ? null : new ChangedPackages(mChangedPackagesSequenceNumber, packageNames); 5188 } 5189 } 5190 5191 @Override 5192 public @NonNull ParceledListSlice<FeatureInfo> getSystemAvailableFeatures() { 5193 // allow instant applications 5194 ArrayList<FeatureInfo> res; 5195 synchronized (mAvailableFeatures) { 5196 res = new ArrayList<>(mAvailableFeatures.size() + 1); 5197 res.addAll(mAvailableFeatures.values()); 5198 } 5199 final FeatureInfo fi = new FeatureInfo(); 5200 fi.reqGlEsVersion = SystemProperties.getInt("ro.opengles.version", 5201 FeatureInfo.GL_ES_VERSION_UNDEFINED); 5202 res.add(fi); 5203 5204 return new ParceledListSlice<>(res); 5205 } 5206 5207 @Override 5208 public boolean hasSystemFeature(String name, int version) { 5209 // allow instant applications 5210 synchronized (mAvailableFeatures) { 5211 final FeatureInfo feat = mAvailableFeatures.get(name); 5212 if (feat == null) { 5213 return false; 5214 } else { 5215 return feat.version >= version; 5216 } 5217 } 5218 } 5219 5220 @Override 5221 public int checkPermission(String permName, String pkgName, int userId) { 5222 return mPermissionManager.checkPermission(permName, pkgName, getCallingUid(), userId); 5223 } 5224 5225 @Override 5226 public int checkUidPermission(String permName, int uid) { 5227 return mPermissionManager.checkUidPermission(permName, uid, getCallingUid()); 5228 } 5229 5230 @Override 5231 public boolean isPermissionRevokedByPolicy(String permission, String packageName, int userId) { 5232 if (UserHandle.getCallingUserId() != userId) { 5233 mContext.enforceCallingPermission( 5234 android.Manifest.permission.INTERACT_ACROSS_USERS_FULL, 5235 "isPermissionRevokedByPolicy for user " + userId); 5236 } 5237 5238 if (checkPermission(permission, packageName, userId) 5239 == PackageManager.PERMISSION_GRANTED) { 5240 return false; 5241 } 5242 5243 final int callingUid = Binder.getCallingUid(); 5244 if (getInstantAppPackageName(callingUid) != null) { 5245 if (!isCallerSameApp(packageName, callingUid)) { 5246 return false; 5247 } 5248 } else { 5249 if (isInstantApp(packageName, userId)) { 5250 return false; 5251 } 5252 } 5253 5254 final long identity = Binder.clearCallingIdentity(); 5255 try { 5256 final int flags = getPermissionFlags(permission, packageName, userId); 5257 return (flags & PackageManager.FLAG_PERMISSION_POLICY_FIXED) != 0; 5258 } finally { 5259 Binder.restoreCallingIdentity(identity); 5260 } 5261 } 5262 5263 @Override 5264 public String getPermissionControllerPackageName() { 5265 synchronized (mPackages) { 5266 return mRequiredInstallerPackage; 5267 } 5268 } 5269 5270 private boolean addDynamicPermission(PermissionInfo info, final boolean async) { 5271 return mPermissionManager.addDynamicPermission( 5272 info, async, getCallingUid(), new PermissionCallback() { 5273 @Override 5274 public void onPermissionChanged() { 5275 if (!async) { 5276 mSettings.writeLPr(); 5277 } else { 5278 scheduleWriteSettingsLocked(); 5279 } 5280 } 5281 }); 5282 } 5283 5284 @Override 5285 public boolean addPermission(PermissionInfo info) { 5286 synchronized (mPackages) { 5287 return addDynamicPermission(info, false); 5288 } 5289 } 5290 5291 @Override 5292 public boolean addPermissionAsync(PermissionInfo info) { 5293 synchronized (mPackages) { 5294 return addDynamicPermission(info, true); 5295 } 5296 } 5297 5298 @Override 5299 public void removePermission(String permName) { 5300 mPermissionManager.removeDynamicPermission(permName, getCallingUid(), mPermissionCallback); 5301 } 5302 5303 @Override 5304 public void grantRuntimePermission(String packageName, String permName, final int userId) { 5305 mPermissionManager.grantRuntimePermission(permName, packageName, false /*overridePolicy*/, 5306 getCallingUid(), userId, mPermissionCallback); 5307 } 5308 5309 @Override 5310 public void revokeRuntimePermission(String packageName, String permName, int userId) { 5311 mPermissionManager.revokeRuntimePermission(permName, packageName, false /*overridePolicy*/, 5312 getCallingUid(), userId, mPermissionCallback); 5313 } 5314 5315 @Override 5316 public void resetRuntimePermissions() { 5317 mContext.enforceCallingOrSelfPermission( 5318 android.Manifest.permission.REVOKE_RUNTIME_PERMISSIONS, 5319 "revokeRuntimePermission"); 5320 5321 int callingUid = Binder.getCallingUid(); 5322 if (callingUid != Process.SYSTEM_UID && callingUid != 0) { 5323 mContext.enforceCallingOrSelfPermission( 5324 android.Manifest.permission.INTERACT_ACROSS_USERS_FULL, 5325 "resetRuntimePermissions"); 5326 } 5327 5328 synchronized (mPackages) { 5329 mPermissionManager.updateAllPermissions( 5330 StorageManager.UUID_PRIVATE_INTERNAL, false, mPackages.values(), 5331 mPermissionCallback); 5332 for (int userId : UserManagerService.getInstance().getUserIds()) { 5333 final int packageCount = mPackages.size(); 5334 for (int i = 0; i < packageCount; i++) { 5335 PackageParser.Package pkg = mPackages.valueAt(i); 5336 if (!(pkg.mExtras instanceof PackageSetting)) { 5337 continue; 5338 } 5339 PackageSetting ps = (PackageSetting) pkg.mExtras; 5340 resetUserChangesToRuntimePermissionsAndFlagsLPw(ps, userId); 5341 } 5342 } 5343 } 5344 } 5345 5346 @Override 5347 public int getPermissionFlags(String permName, String packageName, int userId) { 5348 return mPermissionManager.getPermissionFlags( 5349 permName, packageName, getCallingUid(), userId); 5350 } 5351 5352 @Override 5353 public void updatePermissionFlags(String permName, String packageName, int flagMask, 5354 int flagValues, int userId) { 5355 mPermissionManager.updatePermissionFlags( 5356 permName, packageName, flagMask, flagValues, getCallingUid(), userId, 5357 mPermissionCallback); 5358 } 5359 5360 /** 5361 * Update the permission flags for all packages and runtime permissions of a user in order 5362 * to allow device or profile owner to remove POLICY_FIXED. 5363 */ 5364 @Override 5365 public void updatePermissionFlagsForAllApps(int flagMask, int flagValues, int userId) { 5366 synchronized (mPackages) { 5367 final boolean changed = mPermissionManager.updatePermissionFlagsForAllApps( 5368 flagMask, flagValues, getCallingUid(), userId, mPackages.values(), 5369 mPermissionCallback); 5370 if (changed) { 5371 mSettings.writeRuntimePermissionsForUserLPr(userId, false); 5372 } 5373 } 5374 } 5375 5376 @Override 5377 public boolean shouldShowRequestPermissionRationale(String permissionName, 5378 String packageName, int userId) { 5379 if (UserHandle.getCallingUserId() != userId) { 5380 mContext.enforceCallingPermission( 5381 android.Manifest.permission.INTERACT_ACROSS_USERS_FULL, 5382 "canShowRequestPermissionRationale for user " + userId); 5383 } 5384 5385 final int uid = getPackageUid(packageName, MATCH_DEBUG_TRIAGED_MISSING, userId); 5386 if (UserHandle.getAppId(getCallingUid()) != UserHandle.getAppId(uid)) { 5387 return false; 5388 } 5389 5390 if (checkPermission(permissionName, packageName, userId) 5391 == PackageManager.PERMISSION_GRANTED) { 5392 return false; 5393 } 5394 5395 final int flags; 5396 5397 final long identity = Binder.clearCallingIdentity(); 5398 try { 5399 flags = getPermissionFlags(permissionName, 5400 packageName, userId); 5401 } finally { 5402 Binder.restoreCallingIdentity(identity); 5403 } 5404 5405 final int fixedFlags = PackageManager.FLAG_PERMISSION_SYSTEM_FIXED 5406 | PackageManager.FLAG_PERMISSION_POLICY_FIXED 5407 | PackageManager.FLAG_PERMISSION_USER_FIXED; 5408 5409 if ((flags & fixedFlags) != 0) { 5410 return false; 5411 } 5412 5413 return (flags & PackageManager.FLAG_PERMISSION_USER_SET) != 0; 5414 } 5415 5416 @Override 5417 public void addOnPermissionsChangeListener(IOnPermissionsChangeListener listener) { 5418 mContext.enforceCallingOrSelfPermission( 5419 Manifest.permission.OBSERVE_GRANT_REVOKE_PERMISSIONS, 5420 "addOnPermissionsChangeListener"); 5421 5422 synchronized (mPackages) { 5423 mOnPermissionChangeListeners.addListenerLocked(listener); 5424 } 5425 } 5426 5427 @Override 5428 public void removeOnPermissionsChangeListener(IOnPermissionsChangeListener listener) { 5429 if (getInstantAppPackageName(Binder.getCallingUid()) != null) { 5430 throw new SecurityException("Instant applications don't have access to this method"); 5431 } 5432 synchronized (mPackages) { 5433 mOnPermissionChangeListeners.removeListenerLocked(listener); 5434 } 5435 } 5436 5437 @Override 5438 public boolean isProtectedBroadcast(String actionName) { 5439 // allow instant applications 5440 synchronized (mProtectedBroadcasts) { 5441 if (mProtectedBroadcasts.contains(actionName)) { 5442 return true; 5443 } else if (actionName != null) { 5444 // TODO: remove these terrible hacks 5445 if (actionName.startsWith("android.net.netmon.lingerExpired") 5446 || actionName.startsWith("com.android.server.sip.SipWakeupTimer") 5447 || actionName.startsWith("com.android.internal.telephony.data-reconnect") 5448 || actionName.startsWith("android.net.netmon.launchCaptivePortalApp")) { 5449 return true; 5450 } 5451 } 5452 } 5453 return false; 5454 } 5455 5456 @Override 5457 public int checkSignatures(String pkg1, String pkg2) { 5458 synchronized (mPackages) { 5459 final PackageParser.Package p1 = mPackages.get(pkg1); 5460 final PackageParser.Package p2 = mPackages.get(pkg2); 5461 if (p1 == null || p1.mExtras == null 5462 || p2 == null || p2.mExtras == null) { 5463 return PackageManager.SIGNATURE_UNKNOWN_PACKAGE; 5464 } 5465 final int callingUid = Binder.getCallingUid(); 5466 final int callingUserId = UserHandle.getUserId(callingUid); 5467 final PackageSetting ps1 = (PackageSetting) p1.mExtras; 5468 final PackageSetting ps2 = (PackageSetting) p2.mExtras; 5469 if (filterAppAccessLPr(ps1, callingUid, callingUserId) 5470 || filterAppAccessLPr(ps2, callingUid, callingUserId)) { 5471 return PackageManager.SIGNATURE_UNKNOWN_PACKAGE; 5472 } 5473 return compareSignatures(p1.mSigningDetails.signatures, p2.mSigningDetails.signatures); 5474 } 5475 } 5476 5477 @Override 5478 public int checkUidSignatures(int uid1, int uid2) { 5479 final int callingUid = Binder.getCallingUid(); 5480 final int callingUserId = UserHandle.getUserId(callingUid); 5481 final boolean isCallerInstantApp = getInstantAppPackageName(callingUid) != null; 5482 // Map to base uids. 5483 uid1 = UserHandle.getAppId(uid1); 5484 uid2 = UserHandle.getAppId(uid2); 5485 // reader 5486 synchronized (mPackages) { 5487 Signature[] s1; 5488 Signature[] s2; 5489 Object obj = mSettings.getUserIdLPr(uid1); 5490 if (obj != null) { 5491 if (obj instanceof SharedUserSetting) { 5492 if (isCallerInstantApp) { 5493 return PackageManager.SIGNATURE_UNKNOWN_PACKAGE; 5494 } 5495 s1 = ((SharedUserSetting)obj).signatures.mSigningDetails.signatures; 5496 } else if (obj instanceof PackageSetting) { 5497 final PackageSetting ps = (PackageSetting) obj; 5498 if (filterAppAccessLPr(ps, callingUid, callingUserId)) { 5499 return PackageManager.SIGNATURE_UNKNOWN_PACKAGE; 5500 } 5501 s1 = ps.signatures.mSigningDetails.signatures; 5502 } else { 5503 return PackageManager.SIGNATURE_UNKNOWN_PACKAGE; 5504 } 5505 } else { 5506 return PackageManager.SIGNATURE_UNKNOWN_PACKAGE; 5507 } 5508 obj = mSettings.getUserIdLPr(uid2); 5509 if (obj != null) { 5510 if (obj instanceof SharedUserSetting) { 5511 if (isCallerInstantApp) { 5512 return PackageManager.SIGNATURE_UNKNOWN_PACKAGE; 5513 } 5514 s2 = ((SharedUserSetting)obj).signatures.mSigningDetails.signatures; 5515 } else if (obj instanceof PackageSetting) { 5516 final PackageSetting ps = (PackageSetting) obj; 5517 if (filterAppAccessLPr(ps, callingUid, callingUserId)) { 5518 return PackageManager.SIGNATURE_UNKNOWN_PACKAGE; 5519 } 5520 s2 = ps.signatures.mSigningDetails.signatures; 5521 } else { 5522 return PackageManager.SIGNATURE_UNKNOWN_PACKAGE; 5523 } 5524 } else { 5525 return PackageManager.SIGNATURE_UNKNOWN_PACKAGE; 5526 } 5527 return compareSignatures(s1, s2); 5528 } 5529 } 5530 5531 @Override 5532 public boolean hasSigningCertificate( 5533 String packageName, byte[] certificate, @PackageManager.CertificateInputType int type) { 5534 5535 synchronized (mPackages) { 5536 final PackageParser.Package p = mPackages.get(packageName); 5537 if (p == null || p.mExtras == null) { 5538 return false; 5539 } 5540 final int callingUid = Binder.getCallingUid(); 5541 final int callingUserId = UserHandle.getUserId(callingUid); 5542 final PackageSetting ps = (PackageSetting) p.mExtras; 5543 if (filterAppAccessLPr(ps, callingUid, callingUserId)) { 5544 return false; 5545 } 5546 switch (type) { 5547 case CERT_INPUT_RAW_X509: 5548 return p.mSigningDetails.hasCertificate(certificate); 5549 case CERT_INPUT_SHA256: 5550 return p.mSigningDetails.hasSha256Certificate(certificate); 5551 default: 5552 return false; 5553 } 5554 } 5555 } 5556 5557 @Override 5558 public boolean hasUidSigningCertificate( 5559 int uid, byte[] certificate, @PackageManager.CertificateInputType int type) { 5560 final int callingUid = Binder.getCallingUid(); 5561 final int callingUserId = UserHandle.getUserId(callingUid); 5562 // Map to base uids. 5563 uid = UserHandle.getAppId(uid); 5564 // reader 5565 synchronized (mPackages) { 5566 final PackageParser.SigningDetails signingDetails; 5567 final Object obj = mSettings.getUserIdLPr(uid); 5568 if (obj != null) { 5569 if (obj instanceof SharedUserSetting) { 5570 final boolean isCallerInstantApp = getInstantAppPackageName(callingUid) != null; 5571 if (isCallerInstantApp) { 5572 return false; 5573 } 5574 signingDetails = ((SharedUserSetting)obj).signatures.mSigningDetails; 5575 } else if (obj instanceof PackageSetting) { 5576 final PackageSetting ps = (PackageSetting) obj; 5577 if (filterAppAccessLPr(ps, callingUid, callingUserId)) { 5578 return false; 5579 } 5580 signingDetails = ps.signatures.mSigningDetails; 5581 } else { 5582 return false; 5583 } 5584 } else { 5585 return false; 5586 } 5587 switch (type) { 5588 case CERT_INPUT_RAW_X509: 5589 return signingDetails.hasCertificate(certificate); 5590 case CERT_INPUT_SHA256: 5591 return signingDetails.hasSha256Certificate(certificate); 5592 default: 5593 return false; 5594 } 5595 } 5596 } 5597 5598 /** 5599 * This method should typically only be used when granting or revoking 5600 * permissions, since the app may immediately restart after this call. 5601 * <p> 5602 * If you're doing surgery on app code/data, use {@link PackageFreezer} to 5603 * guard your work against the app being relaunched. 5604 */ 5605 private void killUid(int appId, int userId, String reason) { 5606 final long identity = Binder.clearCallingIdentity(); 5607 try { 5608 IActivityManager am = ActivityManager.getService(); 5609 if (am != null) { 5610 try { 5611 am.killUid(appId, userId, reason); 5612 } catch (RemoteException e) { 5613 /* ignore - same process */ 5614 } 5615 } 5616 } finally { 5617 Binder.restoreCallingIdentity(identity); 5618 } 5619 } 5620 5621 /** 5622 * If the database version for this type of package (internal storage or 5623 * external storage) is less than the version where package signatures 5624 * were updated, return true. 5625 */ 5626 private boolean isCompatSignatureUpdateNeeded(PackageParser.Package scannedPkg) { 5627 final VersionInfo ver = getSettingsVersionForPackage(scannedPkg); 5628 return ver.databaseVersion < DatabaseVersion.SIGNATURE_END_ENTITY; 5629 } 5630 5631 private boolean isRecoverSignatureUpdateNeeded(PackageParser.Package scannedPkg) { 5632 final VersionInfo ver = getSettingsVersionForPackage(scannedPkg); 5633 return ver.databaseVersion < DatabaseVersion.SIGNATURE_MALFORMED_RECOVER; 5634 } 5635 5636 @Override 5637 public List<String> getAllPackages() { 5638 final int callingUid = Binder.getCallingUid(); 5639 final int callingUserId = UserHandle.getUserId(callingUid); 5640 synchronized (mPackages) { 5641 if (canViewInstantApps(callingUid, callingUserId)) { 5642 return new ArrayList<String>(mPackages.keySet()); 5643 } 5644 final String instantAppPkgName = getInstantAppPackageName(callingUid); 5645 final List<String> result = new ArrayList<>(); 5646 if (instantAppPkgName != null) { 5647 // caller is an instant application; filter unexposed applications 5648 for (PackageParser.Package pkg : mPackages.values()) { 5649 if (!pkg.visibleToInstantApps) { 5650 continue; 5651 } 5652 result.add(pkg.packageName); 5653 } 5654 } else { 5655 // caller is a normal application; filter instant applications 5656 for (PackageParser.Package pkg : mPackages.values()) { 5657 final PackageSetting ps = 5658 pkg.mExtras != null ? (PackageSetting) pkg.mExtras : null; 5659 if (ps != null 5660 && ps.getInstantApp(callingUserId) 5661 && !mInstantAppRegistry.isInstantAccessGranted( 5662 callingUserId, UserHandle.getAppId(callingUid), ps.appId)) { 5663 continue; 5664 } 5665 result.add(pkg.packageName); 5666 } 5667 } 5668 return result; 5669 } 5670 } 5671 5672 @Override 5673 public String[] getPackagesForUid(int uid) { 5674 final int callingUid = Binder.getCallingUid(); 5675 final boolean isCallerInstantApp = getInstantAppPackageName(callingUid) != null; 5676 final int userId = UserHandle.getUserId(uid); 5677 uid = UserHandle.getAppId(uid); 5678 // reader 5679 synchronized (mPackages) { 5680 Object obj = mSettings.getUserIdLPr(uid); 5681 if (obj instanceof SharedUserSetting) { 5682 if (isCallerInstantApp) { 5683 return null; 5684 } 5685 final SharedUserSetting sus = (SharedUserSetting) obj; 5686 final int N = sus.packages.size(); 5687 String[] res = new String[N]; 5688 final Iterator<PackageSetting> it = sus.packages.iterator(); 5689 int i = 0; 5690 while (it.hasNext()) { 5691 PackageSetting ps = it.next(); 5692 if (ps.getInstalled(userId)) { 5693 res[i++] = ps.name; 5694 } else { 5695 res = ArrayUtils.removeElement(String.class, res, res[i]); 5696 } 5697 } 5698 return res; 5699 } else if (obj instanceof PackageSetting) { 5700 final PackageSetting ps = (PackageSetting) obj; 5701 if (ps.getInstalled(userId) && !filterAppAccessLPr(ps, callingUid, userId)) { 5702 return new String[]{ps.name}; 5703 } 5704 } 5705 } 5706 return null; 5707 } 5708 5709 @Override 5710 public String getNameForUid(int uid) { 5711 final int callingUid = Binder.getCallingUid(); 5712 if (getInstantAppPackageName(callingUid) != null) { 5713 return null; 5714 } 5715 synchronized (mPackages) { 5716 Object obj = mSettings.getUserIdLPr(UserHandle.getAppId(uid)); 5717 if (obj instanceof SharedUserSetting) { 5718 final SharedUserSetting sus = (SharedUserSetting) obj; 5719 return sus.name + ":" + sus.userId; 5720 } else if (obj instanceof PackageSetting) { 5721 final PackageSetting ps = (PackageSetting) obj; 5722 if (filterAppAccessLPr(ps, callingUid, UserHandle.getUserId(callingUid))) { 5723 return null; 5724 } 5725 return ps.name; 5726 } 5727 return null; 5728 } 5729 } 5730 5731 @Override 5732 public String[] getNamesForUids(int[] uids) { 5733 if (uids == null || uids.length == 0) { 5734 return null; 5735 } 5736 final int callingUid = Binder.getCallingUid(); 5737 if (getInstantAppPackageName(callingUid) != null) { 5738 return null; 5739 } 5740 final String[] names = new String[uids.length]; 5741 synchronized (mPackages) { 5742 for (int i = uids.length - 1; i >= 0; i--) { 5743 final int uid = uids[i]; 5744 Object obj = mSettings.getUserIdLPr(UserHandle.getAppId(uid)); 5745 if (obj instanceof SharedUserSetting) { 5746 final SharedUserSetting sus = (SharedUserSetting) obj; 5747 names[i] = "shared:" + sus.name; 5748 } else if (obj instanceof PackageSetting) { 5749 final PackageSetting ps = (PackageSetting) obj; 5750 if (filterAppAccessLPr(ps, callingUid, UserHandle.getUserId(callingUid))) { 5751 names[i] = null; 5752 } else { 5753 names[i] = ps.name; 5754 } 5755 } else { 5756 names[i] = null; 5757 } 5758 } 5759 } 5760 return names; 5761 } 5762 5763 @Override 5764 public int getUidForSharedUser(String sharedUserName) { 5765 if (getInstantAppPackageName(Binder.getCallingUid()) != null) { 5766 return -1; 5767 } 5768 if (sharedUserName == null) { 5769 return -1; 5770 } 5771 // reader 5772 synchronized (mPackages) { 5773 SharedUserSetting suid; 5774 try { 5775 suid = mSettings.getSharedUserLPw(sharedUserName, 0, 0, false); 5776 if (suid != null) { 5777 return suid.userId; 5778 } 5779 } catch (PackageManagerException ignore) { 5780 // can't happen, but, still need to catch it 5781 } 5782 return -1; 5783 } 5784 } 5785 5786 @Override 5787 public int getFlagsForUid(int uid) { 5788 final int callingUid = Binder.getCallingUid(); 5789 if (getInstantAppPackageName(callingUid) != null) { 5790 return 0; 5791 } 5792 synchronized (mPackages) { 5793 Object obj = mSettings.getUserIdLPr(UserHandle.getAppId(uid)); 5794 if (obj instanceof SharedUserSetting) { 5795 final SharedUserSetting sus = (SharedUserSetting) obj; 5796 return sus.pkgFlags; 5797 } else if (obj instanceof PackageSetting) { 5798 final PackageSetting ps = (PackageSetting) obj; 5799 if (filterAppAccessLPr(ps, callingUid, UserHandle.getUserId(callingUid))) { 5800 return 0; 5801 } 5802 return ps.pkgFlags; 5803 } 5804 } 5805 return 0; 5806 } 5807 5808 @Override 5809 public int getPrivateFlagsForUid(int uid) { 5810 final int callingUid = Binder.getCallingUid(); 5811 if (getInstantAppPackageName(callingUid) != null) { 5812 return 0; 5813 } 5814 synchronized (mPackages) { 5815 Object obj = mSettings.getUserIdLPr(UserHandle.getAppId(uid)); 5816 if (obj instanceof SharedUserSetting) { 5817 final SharedUserSetting sus = (SharedUserSetting) obj; 5818 return sus.pkgPrivateFlags; 5819 } else if (obj instanceof PackageSetting) { 5820 final PackageSetting ps = (PackageSetting) obj; 5821 if (filterAppAccessLPr(ps, callingUid, UserHandle.getUserId(callingUid))) { 5822 return 0; 5823 } 5824 return ps.pkgPrivateFlags; 5825 } 5826 } 5827 return 0; 5828 } 5829 5830 @Override 5831 public boolean isUidPrivileged(int uid) { 5832 if (getInstantAppPackageName(Binder.getCallingUid()) != null) { 5833 return false; 5834 } 5835 uid = UserHandle.getAppId(uid); 5836 // reader 5837 synchronized (mPackages) { 5838 Object obj = mSettings.getUserIdLPr(uid); 5839 if (obj instanceof SharedUserSetting) { 5840 final SharedUserSetting sus = (SharedUserSetting) obj; 5841 final Iterator<PackageSetting> it = sus.packages.iterator(); 5842 while (it.hasNext()) { 5843 if (it.next().isPrivileged()) { 5844 return true; 5845 } 5846 } 5847 } else if (obj instanceof PackageSetting) { 5848 final PackageSetting ps = (PackageSetting) obj; 5849 return ps.isPrivileged(); 5850 } 5851 } 5852 return false; 5853 } 5854 5855 @Override 5856 public String[] getAppOpPermissionPackages(String permName) { 5857 return mPermissionManager.getAppOpPermissionPackages(permName); 5858 } 5859 5860 @Override 5861 public ResolveInfo resolveIntent(Intent intent, String resolvedType, 5862 int flags, int userId) { 5863 return resolveIntentInternal( 5864 intent, resolvedType, flags, userId, false /*resolveForStart*/); 5865 } 5866 5867 /** 5868 * Normally instant apps can only be resolved when they're visible to the caller. 5869 * However, if {@code resolveForStart} is {@code true}, all instant apps are visible 5870 * since we need to allow the system to start any installed application. 5871 */ 5872 private ResolveInfo resolveIntentInternal(Intent intent, String resolvedType, 5873 int flags, int userId, boolean resolveForStart) { 5874 try { 5875 Trace.traceBegin(TRACE_TAG_PACKAGE_MANAGER, "resolveIntent"); 5876 5877 if (!sUserManager.exists(userId)) return null; 5878 final int callingUid = Binder.getCallingUid(); 5879 flags = updateFlagsForResolve(flags, userId, intent, callingUid, resolveForStart); 5880 mPermissionManager.enforceCrossUserPermission(callingUid, userId, 5881 false /*requireFullPermission*/, false /*checkShell*/, "resolve intent"); 5882 5883 Trace.traceBegin(TRACE_TAG_PACKAGE_MANAGER, "queryIntentActivities"); 5884 final List<ResolveInfo> query = queryIntentActivitiesInternal(intent, resolvedType, 5885 flags, callingUid, userId, resolveForStart, true /*allowDynamicSplits*/); 5886 Trace.traceEnd(TRACE_TAG_PACKAGE_MANAGER); 5887 5888 final ResolveInfo bestChoice = 5889 chooseBestActivity(intent, resolvedType, flags, query, userId); 5890 return bestChoice; 5891 } finally { 5892 Trace.traceEnd(TRACE_TAG_PACKAGE_MANAGER); 5893 } 5894 } 5895 5896 @Override 5897 public ResolveInfo findPersistentPreferredActivity(Intent intent, int userId) { 5898 if (!UserHandle.isSameApp(Binder.getCallingUid(), Process.SYSTEM_UID)) { 5899 throw new SecurityException( 5900 "findPersistentPreferredActivity can only be run by the system"); 5901 } 5902 if (!sUserManager.exists(userId)) { 5903 return null; 5904 } 5905 final int callingUid = Binder.getCallingUid(); 5906 intent = updateIntentForResolve(intent); 5907 final String resolvedType = intent.resolveTypeIfNeeded(mContext.getContentResolver()); 5908 final int flags = updateFlagsForResolve( 5909 0, userId, intent, callingUid, false /*includeInstantApps*/); 5910 final List<ResolveInfo> query = queryIntentActivitiesInternal(intent, resolvedType, flags, 5911 userId); 5912 synchronized (mPackages) { 5913 return findPersistentPreferredActivityLP(intent, resolvedType, flags, query, false, 5914 userId); 5915 } 5916 } 5917 5918 @Override 5919 public void setLastChosenActivity(Intent intent, String resolvedType, int flags, 5920 IntentFilter filter, int match, ComponentName activity) { 5921 if (getInstantAppPackageName(Binder.getCallingUid()) != null) { 5922 return; 5923 } 5924 final int userId = UserHandle.getCallingUserId(); 5925 if (DEBUG_PREFERRED) { 5926 Log.v(TAG, "setLastChosenActivity intent=" + intent 5927 + " resolvedType=" + resolvedType 5928 + " flags=" + flags 5929 + " filter=" + filter 5930 + " match=" + match 5931 + " activity=" + activity); 5932 filter.dump(new PrintStreamPrinter(System.out), " "); 5933 } 5934 intent.setComponent(null); 5935 final List<ResolveInfo> query = queryIntentActivitiesInternal(intent, resolvedType, flags, 5936 userId); 5937 // Find any earlier preferred or last chosen entries and nuke them 5938 findPreferredActivity(intent, resolvedType, 5939 flags, query, 0, false, true, false, userId); 5940 // Add the new activity as the last chosen for this filter 5941 addPreferredActivityInternal(filter, match, null, activity, false, userId, 5942 "Setting last chosen"); 5943 } 5944 5945 @Override 5946 public ResolveInfo getLastChosenActivity(Intent intent, String resolvedType, int flags) { 5947 if (getInstantAppPackageName(Binder.getCallingUid()) != null) { 5948 return null; 5949 } 5950 final int userId = UserHandle.getCallingUserId(); 5951 if (DEBUG_PREFERRED) Log.v(TAG, "Querying last chosen activity for " + intent); 5952 final List<ResolveInfo> query = queryIntentActivitiesInternal(intent, resolvedType, flags, 5953 userId); 5954 return findPreferredActivity(intent, resolvedType, flags, query, 0, 5955 false, false, false, userId); 5956 } 5957 5958 /** 5959 * Returns whether or not instant apps have been disabled remotely. 5960 */ 5961 private boolean isEphemeralDisabled() { 5962 return mEphemeralAppsDisabled; 5963 } 5964 5965 private boolean isInstantAppAllowed( 5966 Intent intent, List<ResolveInfo> resolvedActivities, int userId, 5967 boolean skipPackageCheck) { 5968 if (mInstantAppResolverConnection == null) { 5969 return false; 5970 } 5971 if (mInstantAppInstallerActivity == null) { 5972 return false; 5973 } 5974 if (intent.getComponent() != null) { 5975 return false; 5976 } 5977 if ((intent.getFlags() & Intent.FLAG_IGNORE_EPHEMERAL) != 0) { 5978 return false; 5979 } 5980 if (!skipPackageCheck && intent.getPackage() != null) { 5981 return false; 5982 } 5983 if (!intent.isBrowsableWebIntent()) { 5984 // for non web intents, we should not resolve externally if an app already exists to 5985 // handle it or if the caller didn't explicitly request it. 5986 if ((resolvedActivities != null && resolvedActivities.size() != 0) 5987 || (intent.getFlags() & Intent.FLAG_ACTIVITY_MATCH_EXTERNAL) == 0) { 5988 return false; 5989 } 5990 } else if (intent.getData() == null) { 5991 return false; 5992 } 5993 // Deny ephemeral apps if the user chose _ALWAYS or _ALWAYS_ASK for intent resolution. 5994 // Or if there's already an ephemeral app installed that handles the action 5995 synchronized (mPackages) { 5996 final int count = (resolvedActivities == null ? 0 : resolvedActivities.size()); 5997 for (int n = 0; n < count; n++) { 5998 final ResolveInfo info = resolvedActivities.get(n); 5999 final String packageName = info.activityInfo.packageName; 6000 final PackageSetting ps = mSettings.mPackages.get(packageName); 6001 if (ps != null) { 6002 // only check domain verification status if the app is not a browser 6003 if (!info.handleAllWebDataURI) { 6004 // Try to get the status from User settings first 6005 final long packedStatus = getDomainVerificationStatusLPr(ps, userId); 6006 final int status = (int) (packedStatus >> 32); 6007 if (status == INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_ALWAYS 6008 || status == INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_ALWAYS_ASK) { 6009 if (DEBUG_EPHEMERAL) { 6010 Slog.v(TAG, "DENY instant app;" 6011 + " pkg: " + packageName + ", status: " + status); 6012 } 6013 return false; 6014 } 6015 } 6016 if (ps.getInstantApp(userId)) { 6017 if (DEBUG_EPHEMERAL) { 6018 Slog.v(TAG, "DENY instant app installed;" 6019 + " pkg: " + packageName); 6020 } 6021 return false; 6022 } 6023 } 6024 } 6025 } 6026 // We've exhausted all ways to deny ephemeral application; let the system look for them. 6027 return true; 6028 } 6029 6030 private void requestInstantAppResolutionPhaseTwo(AuxiliaryResolveInfo responseObj, 6031 Intent origIntent, String resolvedType, String callingPackage, 6032 Bundle verificationBundle, int userId) { 6033 final Message msg = mHandler.obtainMessage(INSTANT_APP_RESOLUTION_PHASE_TWO, 6034 new InstantAppRequest(responseObj, origIntent, resolvedType, 6035 callingPackage, userId, verificationBundle, false /*resolveForStart*/)); 6036 mHandler.sendMessage(msg); 6037 } 6038 6039 private ResolveInfo chooseBestActivity(Intent intent, String resolvedType, 6040 int flags, List<ResolveInfo> query, int userId) { 6041 if (query != null) { 6042 final int N = query.size(); 6043 if (N == 1) { 6044 return query.get(0); 6045 } else if (N > 1) { 6046 final boolean debug = ((intent.getFlags() & Intent.FLAG_DEBUG_LOG_RESOLUTION) != 0); 6047 // If there is more than one activity with the same priority, 6048 // then let the user decide between them. 6049 ResolveInfo r0 = query.get(0); 6050 ResolveInfo r1 = query.get(1); 6051 if (DEBUG_INTENT_MATCHING || debug) { 6052 Slog.v(TAG, r0.activityInfo.name + "=" + r0.priority + " vs " 6053 + r1.activityInfo.name + "=" + r1.priority); 6054 } 6055 // If the first activity has a higher priority, or a different 6056 // default, then it is always desirable to pick it. 6057 if (r0.priority != r1.priority 6058 || r0.preferredOrder != r1.preferredOrder 6059 || r0.isDefault != r1.isDefault) { 6060 return query.get(0); 6061 } 6062 // If we have saved a preference for a preferred activity for 6063 // this Intent, use that. 6064 ResolveInfo ri = findPreferredActivity(intent, resolvedType, 6065 flags, query, r0.priority, true, false, debug, userId); 6066 if (ri != null) { 6067 return ri; 6068 } 6069 // If we have an ephemeral app, use it 6070 for (int i = 0; i < N; i++) { 6071 ri = query.get(i); 6072 if (ri.activityInfo.applicationInfo.isInstantApp()) { 6073 final String packageName = ri.activityInfo.packageName; 6074 final PackageSetting ps = mSettings.mPackages.get(packageName); 6075 final long packedStatus = getDomainVerificationStatusLPr(ps, userId); 6076 final int status = (int)(packedStatus >> 32); 6077 if (status != INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_ALWAYS_ASK) { 6078 return ri; 6079 } 6080 } 6081 } 6082 ri = new ResolveInfo(mResolveInfo); 6083 ri.activityInfo = new ActivityInfo(ri.activityInfo); 6084 ri.activityInfo.labelRes = ResolverActivity.getLabelRes(intent.getAction()); 6085 // If all of the options come from the same package, show the application's 6086 // label and icon instead of the generic resolver's. 6087 // Some calls like Intent.resolveActivityInfo query the ResolveInfo from here 6088 // and then throw away the ResolveInfo itself, meaning that the caller loses 6089 // the resolvePackageName. Therefore the activityInfo.labelRes above provides 6090 // a fallback for this case; we only set the target package's resources on 6091 // the ResolveInfo, not the ActivityInfo. 6092 final String intentPackage = intent.getPackage(); 6093 if (!TextUtils.isEmpty(intentPackage) && allHavePackage(query, intentPackage)) { 6094 final ApplicationInfo appi = query.get(0).activityInfo.applicationInfo; 6095 ri.resolvePackageName = intentPackage; 6096 if (userNeedsBadging(userId)) { 6097 ri.noResourceId = true; 6098 } else { 6099 ri.icon = appi.icon; 6100 } 6101 ri.iconResourceId = appi.icon; 6102 ri.labelRes = appi.labelRes; 6103 } 6104 ri.activityInfo.applicationInfo = new ApplicationInfo( 6105 ri.activityInfo.applicationInfo); 6106 if (userId != 0) { 6107 ri.activityInfo.applicationInfo.uid = UserHandle.getUid(userId, 6108 UserHandle.getAppId(ri.activityInfo.applicationInfo.uid)); 6109 } 6110 // Make sure that the resolver is displayable in car mode 6111 if (ri.activityInfo.metaData == null) ri.activityInfo.metaData = new Bundle(); 6112 ri.activityInfo.metaData.putBoolean(Intent.METADATA_DOCK_HOME, true); 6113 return ri; 6114 } 6115 } 6116 return null; 6117 } 6118 6119 /** 6120 * Return true if the given list is not empty and all of its contents have 6121 * an activityInfo with the given package name. 6122 */ 6123 private boolean allHavePackage(List<ResolveInfo> list, String packageName) { 6124 if (ArrayUtils.isEmpty(list)) { 6125 return false; 6126 } 6127 for (int i = 0, N = list.size(); i < N; i++) { 6128 final ResolveInfo ri = list.get(i); 6129 final ActivityInfo ai = ri != null ? ri.activityInfo : null; 6130 if (ai == null || !packageName.equals(ai.packageName)) { 6131 return false; 6132 } 6133 } 6134 return true; 6135 } 6136 6137 private ResolveInfo findPersistentPreferredActivityLP(Intent intent, String resolvedType, 6138 int flags, List<ResolveInfo> query, boolean debug, int userId) { 6139 final int N = query.size(); 6140 PersistentPreferredIntentResolver ppir = mSettings.mPersistentPreferredActivities 6141 .get(userId); 6142 // Get the list of persistent preferred activities that handle the intent 6143 if (DEBUG_PREFERRED || debug) Slog.v(TAG, "Looking for presistent preferred activities..."); 6144 List<PersistentPreferredActivity> pprefs = ppir != null 6145 ? ppir.queryIntent(intent, resolvedType, 6146 (flags & PackageManager.MATCH_DEFAULT_ONLY) != 0, 6147 userId) 6148 : null; 6149 if (pprefs != null && pprefs.size() > 0) { 6150 final int M = pprefs.size(); 6151 for (int i=0; i<M; i++) { 6152 final PersistentPreferredActivity ppa = pprefs.get(i); 6153 if (DEBUG_PREFERRED || debug) { 6154 Slog.v(TAG, "Checking PersistentPreferredActivity ds=" 6155 + (ppa.countDataSchemes() > 0 ? ppa.getDataScheme(0) : "<none>") 6156 + "\n component=" + ppa.mComponent); 6157 ppa.dump(new LogPrinter(Log.VERBOSE, TAG, Log.LOG_ID_SYSTEM), " "); 6158 } 6159 final ActivityInfo ai = getActivityInfo(ppa.mComponent, 6160 flags | MATCH_DISABLED_COMPONENTS, userId); 6161 if (DEBUG_PREFERRED || debug) { 6162 Slog.v(TAG, "Found persistent preferred activity:"); 6163 if (ai != null) { 6164 ai.dump(new LogPrinter(Log.VERBOSE, TAG, Log.LOG_ID_SYSTEM), " "); 6165 } else { 6166 Slog.v(TAG, " null"); 6167 } 6168 } 6169 if (ai == null) { 6170 // This previously registered persistent preferred activity 6171 // component is no longer known. Ignore it and do NOT remove it. 6172 continue; 6173 } 6174 for (int j=0; j<N; j++) { 6175 final ResolveInfo ri = query.get(j); 6176 if (!ri.activityInfo.applicationInfo.packageName 6177 .equals(ai.applicationInfo.packageName)) { 6178 continue; 6179 } 6180 if (!ri.activityInfo.name.equals(ai.name)) { 6181 continue; 6182 } 6183 // Found a persistent preference that can handle the intent. 6184 if (DEBUG_PREFERRED || debug) { 6185 Slog.v(TAG, "Returning persistent preferred activity: " + 6186 ri.activityInfo.packageName + "/" + ri.activityInfo.name); 6187 } 6188 return ri; 6189 } 6190 } 6191 } 6192 return null; 6193 } 6194 6195 // TODO: handle preferred activities missing while user has amnesia 6196 ResolveInfo findPreferredActivity(Intent intent, String resolvedType, int flags, 6197 List<ResolveInfo> query, int priority, boolean always, 6198 boolean removeMatches, boolean debug, int userId) { 6199 if (!sUserManager.exists(userId)) return null; 6200 final int callingUid = Binder.getCallingUid(); 6201 flags = updateFlagsForResolve( 6202 flags, userId, intent, callingUid, false /*includeInstantApps*/); 6203 intent = updateIntentForResolve(intent); 6204 // writer 6205 synchronized (mPackages) { 6206 // Try to find a matching persistent preferred activity. 6207 ResolveInfo pri = findPersistentPreferredActivityLP(intent, resolvedType, flags, query, 6208 debug, userId); 6209 6210 // If a persistent preferred activity matched, use it. 6211 if (pri != null) { 6212 return pri; 6213 } 6214 6215 PreferredIntentResolver pir = mSettings.mPreferredActivities.get(userId); 6216 // Get the list of preferred activities that handle the intent 6217 if (DEBUG_PREFERRED || debug) Slog.v(TAG, "Looking for preferred activities..."); 6218 List<PreferredActivity> prefs = pir != null 6219 ? pir.queryIntent(intent, resolvedType, 6220 (flags & PackageManager.MATCH_DEFAULT_ONLY) != 0, 6221 userId) 6222 : null; 6223 if (prefs != null && prefs.size() > 0) { 6224 boolean changed = false; 6225 try { 6226 // First figure out how good the original match set is. 6227 // We will only allow preferred activities that came 6228 // from the same match quality. 6229 int match = 0; 6230 6231 if (DEBUG_PREFERRED || debug) Slog.v(TAG, "Figuring out best match..."); 6232 6233 final int N = query.size(); 6234 for (int j=0; j<N; j++) { 6235 final ResolveInfo ri = query.get(j); 6236 if (DEBUG_PREFERRED || debug) Slog.v(TAG, "Match for " + ri.activityInfo 6237 + ": 0x" + Integer.toHexString(match)); 6238 if (ri.match > match) { 6239 match = ri.match; 6240 } 6241 } 6242 6243 if (DEBUG_PREFERRED || debug) Slog.v(TAG, "Best match: 0x" 6244 + Integer.toHexString(match)); 6245 6246 match &= IntentFilter.MATCH_CATEGORY_MASK; 6247 final int M = prefs.size(); 6248 for (int i=0; i<M; i++) { 6249 final PreferredActivity pa = prefs.get(i); 6250 if (DEBUG_PREFERRED || debug) { 6251 Slog.v(TAG, "Checking PreferredActivity ds=" 6252 + (pa.countDataSchemes() > 0 ? pa.getDataScheme(0) : "<none>") 6253 + "\n component=" + pa.mPref.mComponent); 6254 pa.dump(new LogPrinter(Log.VERBOSE, TAG, Log.LOG_ID_SYSTEM), " "); 6255 } 6256 if (pa.mPref.mMatch != match) { 6257 if (DEBUG_PREFERRED || debug) Slog.v(TAG, "Skipping bad match " 6258 + Integer.toHexString(pa.mPref.mMatch)); 6259 continue; 6260 } 6261 // If it's not an "always" type preferred activity and that's what we're 6262 // looking for, skip it. 6263 if (always && !pa.mPref.mAlways) { 6264 if (DEBUG_PREFERRED || debug) Slog.v(TAG, "Skipping mAlways=false entry"); 6265 continue; 6266 } 6267 final ActivityInfo ai = getActivityInfo( 6268 pa.mPref.mComponent, flags | MATCH_DISABLED_COMPONENTS 6269 | MATCH_DIRECT_BOOT_AWARE | MATCH_DIRECT_BOOT_UNAWARE, 6270 userId); 6271 if (DEBUG_PREFERRED || debug) { 6272 Slog.v(TAG, "Found preferred activity:"); 6273 if (ai != null) { 6274 ai.dump(new LogPrinter(Log.VERBOSE, TAG, Log.LOG_ID_SYSTEM), " "); 6275 } else { 6276 Slog.v(TAG, " null"); 6277 } 6278 } 6279 if (ai == null) { 6280 // This previously registered preferred activity 6281 // component is no longer known. Most likely an update 6282 // to the app was installed and in the new version this 6283 // component no longer exists. Clean it up by removing 6284 // it from the preferred activities list, and skip it. 6285 Slog.w(TAG, "Removing dangling preferred activity: " 6286 + pa.mPref.mComponent); 6287 pir.removeFilter(pa); 6288 changed = true; 6289 continue; 6290 } 6291 for (int j=0; j<N; j++) { 6292 final ResolveInfo ri = query.get(j); 6293 if (!ri.activityInfo.applicationInfo.packageName 6294 .equals(ai.applicationInfo.packageName)) { 6295 continue; 6296 } 6297 if (!ri.activityInfo.name.equals(ai.name)) { 6298 continue; 6299 } 6300 6301 if (removeMatches) { 6302 pir.removeFilter(pa); 6303 changed = true; 6304 if (DEBUG_PREFERRED) { 6305 Slog.v(TAG, "Removing match " + pa.mPref.mComponent); 6306 } 6307 break; 6308 } 6309 6310 // Okay we found a previously set preferred or last chosen app. 6311 // If the result set is different from when this 6312 // was created, and is not a subset of the preferred set, we need to 6313 // clear it and re-ask the user their preference, if we're looking for 6314 // an "always" type entry. 6315 if (always && !pa.mPref.sameSet(query)) { 6316 if (pa.mPref.isSuperset(query)) { 6317 // some components of the set are no longer present in 6318 // the query, but the preferred activity can still be reused 6319 if (DEBUG_PREFERRED) { 6320 Slog.i(TAG, "Result set changed, but PreferredActivity is" 6321 + " still valid as only non-preferred components" 6322 + " were removed for " + intent + " type " 6323 + resolvedType); 6324 } 6325 // remove obsolete components and re-add the up-to-date filter 6326 PreferredActivity freshPa = new PreferredActivity(pa, 6327 pa.mPref.mMatch, 6328 pa.mPref.discardObsoleteComponents(query), 6329 pa.mPref.mComponent, 6330 pa.mPref.mAlways); 6331 pir.removeFilter(pa); 6332 pir.addFilter(freshPa); 6333 changed = true; 6334 } else { 6335 Slog.i(TAG, 6336 "Result set changed, dropping preferred activity for " 6337 + intent + " type " + resolvedType); 6338 if (DEBUG_PREFERRED) { 6339 Slog.v(TAG, "Removing preferred activity since set changed " 6340 + pa.mPref.mComponent); 6341 } 6342 pir.removeFilter(pa); 6343 // Re-add the filter as a "last chosen" entry (!always) 6344 PreferredActivity lastChosen = new PreferredActivity( 6345 pa, pa.mPref.mMatch, null, pa.mPref.mComponent, false); 6346 pir.addFilter(lastChosen); 6347 changed = true; 6348 return null; 6349 } 6350 } 6351 6352 // Yay! Either the set matched or we're looking for the last chosen 6353 if (DEBUG_PREFERRED || debug) Slog.v(TAG, "Returning preferred activity: " 6354 + ri.activityInfo.packageName + "/" + ri.activityInfo.name); 6355 return ri; 6356 } 6357 } 6358 } finally { 6359 if (changed) { 6360 if (DEBUG_PREFERRED) { 6361 Slog.v(TAG, "Preferred activity bookkeeping changed; writing restrictions"); 6362 } 6363 scheduleWritePackageRestrictionsLocked(userId); 6364 } 6365 } 6366 } 6367 } 6368 if (DEBUG_PREFERRED || debug) Slog.v(TAG, "No preferred activity to return"); 6369 return null; 6370 } 6371 6372 /* 6373 * Returns if intent can be forwarded from the sourceUserId to the targetUserId 6374 */ 6375 @Override 6376 public boolean canForwardTo(Intent intent, String resolvedType, int sourceUserId, 6377 int targetUserId) { 6378 mContext.enforceCallingOrSelfPermission( 6379 android.Manifest.permission.INTERACT_ACROSS_USERS_FULL, null); 6380 List<CrossProfileIntentFilter> matches = 6381 getMatchingCrossProfileIntentFilters(intent, resolvedType, sourceUserId); 6382 if (matches != null) { 6383 int size = matches.size(); 6384 for (int i = 0; i < size; i++) { 6385 if (matches.get(i).getTargetUserId() == targetUserId) return true; 6386 } 6387 } 6388 if (intent.hasWebURI()) { 6389 // cross-profile app linking works only towards the parent. 6390 final int callingUid = Binder.getCallingUid(); 6391 final UserInfo parent = getProfileParent(sourceUserId); 6392 synchronized(mPackages) { 6393 int flags = updateFlagsForResolve(0, parent.id, intent, callingUid, 6394 false /*includeInstantApps*/); 6395 CrossProfileDomainInfo xpDomainInfo = getCrossProfileDomainPreferredLpr( 6396 intent, resolvedType, flags, sourceUserId, parent.id); 6397 return xpDomainInfo != null; 6398 } 6399 } 6400 return false; 6401 } 6402 6403 private UserInfo getProfileParent(int userId) { 6404 final long identity = Binder.clearCallingIdentity(); 6405 try { 6406 return sUserManager.getProfileParent(userId); 6407 } finally { 6408 Binder.restoreCallingIdentity(identity); 6409 } 6410 } 6411 6412 private List<CrossProfileIntentFilter> getMatchingCrossProfileIntentFilters(Intent intent, 6413 String resolvedType, int userId) { 6414 CrossProfileIntentResolver resolver = mSettings.mCrossProfileIntentResolvers.get(userId); 6415 if (resolver != null) { 6416 return resolver.queryIntent(intent, resolvedType, false /*defaultOnly*/, userId); 6417 } 6418 return null; 6419 } 6420 6421 @Override 6422 public @NonNull ParceledListSlice<ResolveInfo> queryIntentActivities(Intent intent, 6423 String resolvedType, int flags, int userId) { 6424 try { 6425 Trace.traceBegin(TRACE_TAG_PACKAGE_MANAGER, "queryIntentActivities"); 6426 6427 return new ParceledListSlice<>( 6428 queryIntentActivitiesInternal(intent, resolvedType, flags, userId)); 6429 } finally { 6430 Trace.traceEnd(TRACE_TAG_PACKAGE_MANAGER); 6431 } 6432 } 6433 6434 /** 6435 * Returns the package name of the calling Uid if it's an instant app. If it isn't 6436 * instant, returns {@code null}. 6437 */ 6438 private String getInstantAppPackageName(int callingUid) { 6439 synchronized (mPackages) { 6440 // If the caller is an isolated app use the owner's uid for the lookup. 6441 if (Process.isIsolated(callingUid)) { 6442 callingUid = mIsolatedOwners.get(callingUid); 6443 } 6444 final int appId = UserHandle.getAppId(callingUid); 6445 final Object obj = mSettings.getUserIdLPr(appId); 6446 if (obj instanceof PackageSetting) { 6447 final PackageSetting ps = (PackageSetting) obj; 6448 final boolean isInstantApp = ps.getInstantApp(UserHandle.getUserId(callingUid)); 6449 return isInstantApp ? ps.pkg.packageName : null; 6450 } 6451 } 6452 return null; 6453 } 6454 6455 private @NonNull List<ResolveInfo> queryIntentActivitiesInternal(Intent intent, 6456 String resolvedType, int flags, int userId) { 6457 return queryIntentActivitiesInternal( 6458 intent, resolvedType, flags, Binder.getCallingUid(), userId, 6459 false /*resolveForStart*/, true /*allowDynamicSplits*/); 6460 } 6461 6462 private @NonNull List<ResolveInfo> queryIntentActivitiesInternal(Intent intent, 6463 String resolvedType, int flags, int filterCallingUid, int userId, 6464 boolean resolveForStart, boolean allowDynamicSplits) { 6465 if (!sUserManager.exists(userId)) return Collections.emptyList(); 6466 final String instantAppPkgName = getInstantAppPackageName(filterCallingUid); 6467 mPermissionManager.enforceCrossUserPermission(Binder.getCallingUid(), userId, 6468 false /* requireFullPermission */, false /* checkShell */, 6469 "query intent activities"); 6470 final String pkgName = intent.getPackage(); 6471 ComponentName comp = intent.getComponent(); 6472 if (comp == null) { 6473 if (intent.getSelector() != null) { 6474 intent = intent.getSelector(); 6475 comp = intent.getComponent(); 6476 } 6477 } 6478 6479 flags = updateFlagsForResolve(flags, userId, intent, filterCallingUid, resolveForStart, 6480 comp != null || pkgName != null /*onlyExposedExplicitly*/); 6481 if (comp != null) { 6482 final List<ResolveInfo> list = new ArrayList<ResolveInfo>(1); 6483 final ActivityInfo ai = getActivityInfo(comp, flags, userId); 6484 if (ai != null) { 6485 // When specifying an explicit component, we prevent the activity from being 6486 // used when either 1) the calling package is normal and the activity is within 6487 // an ephemeral application or 2) the calling package is ephemeral and the 6488 // activity is not visible to ephemeral applications. 6489 final boolean matchInstantApp = 6490 (flags & PackageManager.MATCH_INSTANT) != 0; 6491 final boolean matchVisibleToInstantAppOnly = 6492 (flags & PackageManager.MATCH_VISIBLE_TO_INSTANT_APP_ONLY) != 0; 6493 final boolean matchExplicitlyVisibleOnly = 6494 (flags & PackageManager.MATCH_EXPLICITLY_VISIBLE_ONLY) != 0; 6495 final boolean isCallerInstantApp = 6496 instantAppPkgName != null; 6497 final boolean isTargetSameInstantApp = 6498 comp.getPackageName().equals(instantAppPkgName); 6499 final boolean isTargetInstantApp = 6500 (ai.applicationInfo.privateFlags 6501 & ApplicationInfo.PRIVATE_FLAG_INSTANT) != 0; 6502 final boolean isTargetVisibleToInstantApp = 6503 (ai.flags & ActivityInfo.FLAG_VISIBLE_TO_INSTANT_APP) != 0; 6504 final boolean isTargetExplicitlyVisibleToInstantApp = 6505 isTargetVisibleToInstantApp 6506 && (ai.flags & ActivityInfo.FLAG_IMPLICITLY_VISIBLE_TO_INSTANT_APP) == 0; 6507 final boolean isTargetHiddenFromInstantApp = 6508 !isTargetVisibleToInstantApp 6509 || (matchExplicitlyVisibleOnly && !isTargetExplicitlyVisibleToInstantApp); 6510 final boolean blockResolution = 6511 !isTargetSameInstantApp 6512 && ((!matchInstantApp && !isCallerInstantApp && isTargetInstantApp) 6513 || (matchVisibleToInstantAppOnly && isCallerInstantApp 6514 && isTargetHiddenFromInstantApp)); 6515 if (!blockResolution) { 6516 final ResolveInfo ri = new ResolveInfo(); 6517 ri.activityInfo = ai; 6518 list.add(ri); 6519 } 6520 } 6521 return applyPostResolutionFilter( 6522 list, instantAppPkgName, allowDynamicSplits, filterCallingUid, userId); 6523 } 6524 6525 // reader 6526 boolean sortResult = false; 6527 boolean addEphemeral = false; 6528 List<ResolveInfo> result; 6529 final boolean ephemeralDisabled = isEphemeralDisabled(); 6530 synchronized (mPackages) { 6531 if (pkgName == null) { 6532 List<CrossProfileIntentFilter> matchingFilters = 6533 getMatchingCrossProfileIntentFilters(intent, resolvedType, userId); 6534 // Check for results that need to skip the current profile. 6535 ResolveInfo xpResolveInfo = querySkipCurrentProfileIntents(matchingFilters, intent, 6536 resolvedType, flags, userId); 6537 if (xpResolveInfo != null) { 6538 List<ResolveInfo> xpResult = new ArrayList<ResolveInfo>(1); 6539 xpResult.add(xpResolveInfo); 6540 return applyPostResolutionFilter( 6541 filterIfNotSystemUser(xpResult, userId), instantAppPkgName, 6542 allowDynamicSplits, filterCallingUid, userId); 6543 } 6544 6545 // Check for results in the current profile. 6546 result = filterIfNotSystemUser(mActivities.queryIntent( 6547 intent, resolvedType, flags, userId), userId); 6548 addEphemeral = !ephemeralDisabled 6549 && isInstantAppAllowed(intent, result, userId, false /*skipPackageCheck*/); 6550 // Check for cross profile results. 6551 boolean hasNonNegativePriorityResult = hasNonNegativePriority(result); 6552 xpResolveInfo = queryCrossProfileIntents( 6553 matchingFilters, intent, resolvedType, flags, userId, 6554 hasNonNegativePriorityResult); 6555 if (xpResolveInfo != null && isUserEnabled(xpResolveInfo.targetUserId)) { 6556 boolean isVisibleToUser = filterIfNotSystemUser( 6557 Collections.singletonList(xpResolveInfo), userId).size() > 0; 6558 if (isVisibleToUser) { 6559 result.add(xpResolveInfo); 6560 sortResult = true; 6561 } 6562 } 6563 if (intent.hasWebURI()) { 6564 CrossProfileDomainInfo xpDomainInfo = null; 6565 final UserInfo parent = getProfileParent(userId); 6566 if (parent != null) { 6567 xpDomainInfo = getCrossProfileDomainPreferredLpr(intent, resolvedType, 6568 flags, userId, parent.id); 6569 } 6570 if (xpDomainInfo != null) { 6571 if (xpResolveInfo != null) { 6572 // If we didn't remove it, the cross-profile ResolveInfo would be twice 6573 // in the result. 6574 result.remove(xpResolveInfo); 6575 } 6576 if (result.size() == 0 && !addEphemeral) { 6577 // No result in current profile, but found candidate in parent user. 6578 // And we are not going to add emphemeral app, so we can return the 6579 // result straight away. 6580 result.add(xpDomainInfo.resolveInfo); 6581 return applyPostResolutionFilter(result, instantAppPkgName, 6582 allowDynamicSplits, filterCallingUid, userId); 6583 } 6584 } else if (result.size() <= 1 && !addEphemeral) { 6585 // No result in parent user and <= 1 result in current profile, and we 6586 // are not going to add emphemeral app, so we can return the result without 6587 // further processing. 6588 return applyPostResolutionFilter(result, instantAppPkgName, 6589 allowDynamicSplits, filterCallingUid, userId); 6590 } 6591 // We have more than one candidate (combining results from current and parent 6592 // profile), so we need filtering and sorting. 6593 result = filterCandidatesWithDomainPreferredActivitiesLPr( 6594 intent, flags, result, xpDomainInfo, userId); 6595 sortResult = true; 6596 } 6597 } else { 6598 final PackageParser.Package pkg = mPackages.get(pkgName); 6599 result = null; 6600 if (pkg != null) { 6601 result = filterIfNotSystemUser( 6602 mActivities.queryIntentForPackage( 6603 intent, resolvedType, flags, pkg.activities, userId), 6604 userId); 6605 } 6606 if (result == null || result.size() == 0) { 6607 // the caller wants to resolve for a particular package; however, there 6608 // were no installed results, so, try to find an ephemeral result 6609 addEphemeral = !ephemeralDisabled 6610 && isInstantAppAllowed( 6611 intent, null /*result*/, userId, true /*skipPackageCheck*/); 6612 if (result == null) { 6613 result = new ArrayList<>(); 6614 } 6615 } 6616 } 6617 } 6618 if (addEphemeral) { 6619 result = maybeAddInstantAppInstaller( 6620 result, intent, resolvedType, flags, userId, resolveForStart); 6621 } 6622 if (sortResult) { 6623 Collections.sort(result, mResolvePrioritySorter); 6624 } 6625 return applyPostResolutionFilter( 6626 result, instantAppPkgName, allowDynamicSplits, filterCallingUid, userId); 6627 } 6628 6629 private List<ResolveInfo> maybeAddInstantAppInstaller(List<ResolveInfo> result, Intent intent, 6630 String resolvedType, int flags, int userId, boolean resolveForStart) { 6631 // first, check to see if we've got an instant app already installed 6632 final boolean alreadyResolvedLocally = (flags & PackageManager.MATCH_INSTANT) != 0; 6633 ResolveInfo localInstantApp = null; 6634 boolean blockResolution = false; 6635 if (!alreadyResolvedLocally) { 6636 final List<ResolveInfo> instantApps = mActivities.queryIntent(intent, resolvedType, 6637 flags 6638 | PackageManager.GET_RESOLVED_FILTER 6639 | PackageManager.MATCH_INSTANT 6640 | PackageManager.MATCH_VISIBLE_TO_INSTANT_APP_ONLY, 6641 userId); 6642 for (int i = instantApps.size() - 1; i >= 0; --i) { 6643 final ResolveInfo info = instantApps.get(i); 6644 final String packageName = info.activityInfo.packageName; 6645 final PackageSetting ps = mSettings.mPackages.get(packageName); 6646 if (ps.getInstantApp(userId)) { 6647 final long packedStatus = getDomainVerificationStatusLPr(ps, userId); 6648 final int status = (int)(packedStatus >> 32); 6649 if (status == INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_NEVER) { 6650 // there's a local instant application installed, but, the user has 6651 // chosen to never use it; skip resolution and don't acknowledge 6652 // an instant application is even available 6653 if (DEBUG_EPHEMERAL) { 6654 Slog.v(TAG, "Instant app marked to never run; pkg: " + packageName); 6655 } 6656 blockResolution = true; 6657 break; 6658 } else { 6659 // we have a locally installed instant application; skip resolution 6660 // but acknowledge there's an instant application available 6661 if (DEBUG_EPHEMERAL) { 6662 Slog.v(TAG, "Found installed instant app; pkg: " + packageName); 6663 } 6664 localInstantApp = info; 6665 break; 6666 } 6667 } 6668 } 6669 } 6670 // no app installed, let's see if one's available 6671 AuxiliaryResolveInfo auxiliaryResponse = null; 6672 if (!blockResolution) { 6673 if (localInstantApp == null) { 6674 // we don't have an instant app locally, resolve externally 6675 Trace.traceBegin(TRACE_TAG_PACKAGE_MANAGER, "resolveEphemeral"); 6676 final InstantAppRequest requestObject = new InstantAppRequest( 6677 null /*responseObj*/, intent /*origIntent*/, resolvedType, 6678 null /*callingPackage*/, userId, null /*verificationBundle*/, 6679 resolveForStart); 6680 auxiliaryResponse = InstantAppResolver.doInstantAppResolutionPhaseOne( 6681 mInstantAppResolverConnection, requestObject); 6682 Trace.traceEnd(TRACE_TAG_PACKAGE_MANAGER); 6683 } else { 6684 // we have an instant application locally, but, we can't admit that since 6685 // callers shouldn't be able to determine prior browsing. create a dummy 6686 // auxiliary response so the downstream code behaves as if there's an 6687 // instant application available externally. when it comes time to start 6688 // the instant application, we'll do the right thing. 6689 final ApplicationInfo ai = localInstantApp.activityInfo.applicationInfo; 6690 auxiliaryResponse = new AuxiliaryResolveInfo(null /* failureActivity */, 6691 ai.packageName, ai.versionCode, null /* splitName */); 6692 } 6693 } 6694 if (intent.isBrowsableWebIntent() && auxiliaryResponse == null) { 6695 return result; 6696 } 6697 final PackageSetting ps = mSettings.mPackages.get(mInstantAppInstallerActivity.packageName); 6698 if (ps == null) { 6699 return result; 6700 } 6701 final ResolveInfo ephemeralInstaller = new ResolveInfo(mInstantAppInstallerInfo); 6702 ephemeralInstaller.activityInfo = PackageParser.generateActivityInfo( 6703 mInstantAppInstallerActivity, 0, ps.readUserState(userId), userId); 6704 ephemeralInstaller.match = IntentFilter.MATCH_CATEGORY_SCHEME_SPECIFIC_PART 6705 | IntentFilter.MATCH_ADJUSTMENT_NORMAL; 6706 // add a non-generic filter 6707 ephemeralInstaller.filter = new IntentFilter(); 6708 if (intent.getAction() != null) { 6709 ephemeralInstaller.filter.addAction(intent.getAction()); 6710 } 6711 if (intent.getData() != null && intent.getData().getPath() != null) { 6712 ephemeralInstaller.filter.addDataPath( 6713 intent.getData().getPath(), PatternMatcher.PATTERN_LITERAL); 6714 } 6715 ephemeralInstaller.isInstantAppAvailable = true; 6716 // make sure this resolver is the default 6717 ephemeralInstaller.isDefault = true; 6718 ephemeralInstaller.auxiliaryInfo = auxiliaryResponse; 6719 if (DEBUG_EPHEMERAL) { 6720 Slog.v(TAG, "Adding ephemeral installer to the ResolveInfo list"); 6721 } 6722 6723 result.add(ephemeralInstaller); 6724 return result; 6725 } 6726 6727 private static class CrossProfileDomainInfo { 6728 /* ResolveInfo for IntentForwarderActivity to send the intent to the other profile */ 6729 ResolveInfo resolveInfo; 6730 /* Best domain verification status of the activities found in the other profile */ 6731 int bestDomainVerificationStatus; 6732 } 6733 6734 private CrossProfileDomainInfo getCrossProfileDomainPreferredLpr(Intent intent, 6735 String resolvedType, int flags, int sourceUserId, int parentUserId) { 6736 if (!sUserManager.hasUserRestriction(UserManager.ALLOW_PARENT_PROFILE_APP_LINKING, 6737 sourceUserId)) { 6738 return null; 6739 } 6740 List<ResolveInfo> resultTargetUser = mActivities.queryIntent(intent, 6741 resolvedType, flags, parentUserId); 6742 6743 if (resultTargetUser == null || resultTargetUser.isEmpty()) { 6744 return null; 6745 } 6746 CrossProfileDomainInfo result = null; 6747 int size = resultTargetUser.size(); 6748 for (int i = 0; i < size; i++) { 6749 ResolveInfo riTargetUser = resultTargetUser.get(i); 6750 // Intent filter verification is only for filters that specify a host. So don't return 6751 // those that handle all web uris. 6752 if (riTargetUser.handleAllWebDataURI) { 6753 continue; 6754 } 6755 String packageName = riTargetUser.activityInfo.packageName; 6756 PackageSetting ps = mSettings.mPackages.get(packageName); 6757 if (ps == null) { 6758 continue; 6759 } 6760 long verificationState = getDomainVerificationStatusLPr(ps, parentUserId); 6761 int status = (int)(verificationState >> 32); 6762 if (result == null) { 6763 result = new CrossProfileDomainInfo(); 6764 result.resolveInfo = createForwardingResolveInfoUnchecked(new IntentFilter(), 6765 sourceUserId, parentUserId); 6766 result.bestDomainVerificationStatus = status; 6767 } else { 6768 result.bestDomainVerificationStatus = bestDomainVerificationStatus(status, 6769 result.bestDomainVerificationStatus); 6770 } 6771 } 6772 // Don't consider matches with status NEVER across profiles. 6773 if (result != null && result.bestDomainVerificationStatus 6774 == INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_NEVER) { 6775 return null; 6776 } 6777 return result; 6778 } 6779 6780 /** 6781 * Verification statuses are ordered from the worse to the best, except for 6782 * INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_NEVER, which is the worse. 6783 */ 6784 private int bestDomainVerificationStatus(int status1, int status2) { 6785 if (status1 == INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_NEVER) { 6786 return status2; 6787 } 6788 if (status2 == INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_NEVER) { 6789 return status1; 6790 } 6791 return (int) MathUtils.max(status1, status2); 6792 } 6793 6794 private boolean isUserEnabled(int userId) { 6795 long callingId = Binder.clearCallingIdentity(); 6796 try { 6797 UserInfo userInfo = sUserManager.getUserInfo(userId); 6798 return userInfo != null && userInfo.isEnabled(); 6799 } finally { 6800 Binder.restoreCallingIdentity(callingId); 6801 } 6802 } 6803 6804 /** 6805 * Filter out activities with systemUserOnly flag set, when current user is not System. 6806 * 6807 * @return filtered list 6808 */ 6809 private List<ResolveInfo> filterIfNotSystemUser(List<ResolveInfo> resolveInfos, int userId) { 6810 if (userId == UserHandle.USER_SYSTEM) { 6811 return resolveInfos; 6812 } 6813 for (int i = resolveInfos.size() - 1; i >= 0; i--) { 6814 ResolveInfo info = resolveInfos.get(i); 6815 if ((info.activityInfo.flags & ActivityInfo.FLAG_SYSTEM_USER_ONLY) != 0) { 6816 resolveInfos.remove(i); 6817 } 6818 } 6819 return resolveInfos; 6820 } 6821 6822 /** 6823 * Filters out ephemeral activities. 6824 * <p>When resolving for an ephemeral app, only activities that 1) are defined in the 6825 * ephemeral app or 2) marked with {@code visibleToEphemeral} are returned. 6826 * 6827 * @param resolveInfos The pre-filtered list of resolved activities 6828 * @param ephemeralPkgName The ephemeral package name. If {@code null}, no filtering 6829 * is performed. 6830 * @return A filtered list of resolved activities. 6831 */ 6832 private List<ResolveInfo> applyPostResolutionFilter(List<ResolveInfo> resolveInfos, 6833 String ephemeralPkgName, boolean allowDynamicSplits, int filterCallingUid, int userId) { 6834 for (int i = resolveInfos.size() - 1; i >= 0; i--) { 6835 final ResolveInfo info = resolveInfos.get(i); 6836 // allow activities that are defined in the provided package 6837 if (allowDynamicSplits 6838 && info.activityInfo != null 6839 && info.activityInfo.splitName != null 6840 && !ArrayUtils.contains(info.activityInfo.applicationInfo.splitNames, 6841 info.activityInfo.splitName)) { 6842 if (mInstantAppInstallerActivity == null) { 6843 if (DEBUG_INSTALL) { 6844 Slog.v(TAG, "No installer - not adding it to the ResolveInfo list"); 6845 } 6846 resolveInfos.remove(i); 6847 continue; 6848 } 6849 // requested activity is defined in a split that hasn't been installed yet. 6850 // add the installer to the resolve list 6851 if (DEBUG_INSTALL) { 6852 Slog.v(TAG, "Adding installer to the ResolveInfo list"); 6853 } 6854 final ResolveInfo installerInfo = new ResolveInfo( 6855 mInstantAppInstallerInfo); 6856 final ComponentName installFailureActivity = findInstallFailureActivity( 6857 info.activityInfo.packageName, filterCallingUid, userId); 6858 installerInfo.auxiliaryInfo = new AuxiliaryResolveInfo( 6859 installFailureActivity, 6860 info.activityInfo.packageName, 6861 info.activityInfo.applicationInfo.versionCode, 6862 info.activityInfo.splitName); 6863 installerInfo.match = IntentFilter.MATCH_CATEGORY_SCHEME_SPECIFIC_PART 6864 | IntentFilter.MATCH_ADJUSTMENT_NORMAL; 6865 // add a non-generic filter 6866 installerInfo.filter = new IntentFilter(); 6867 6868 // This resolve info may appear in the chooser UI, so let us make it 6869 // look as the one it replaces as far as the user is concerned which 6870 // requires loading the correct label and icon for the resolve info. 6871 installerInfo.resolvePackageName = info.getComponentInfo().packageName; 6872 installerInfo.labelRes = info.resolveLabelResId(); 6873 installerInfo.icon = info.resolveIconResId(); 6874 6875 // propagate priority/preferred order/default 6876 installerInfo.priority = info.priority; 6877 installerInfo.preferredOrder = info.preferredOrder; 6878 installerInfo.isDefault = info.isDefault; 6879 installerInfo.isInstantAppAvailable = true; 6880 resolveInfos.set(i, installerInfo); 6881 continue; 6882 } 6883 // caller is a full app, don't need to apply any other filtering 6884 if (ephemeralPkgName == null) { 6885 continue; 6886 } else if (ephemeralPkgName.equals(info.activityInfo.packageName)) { 6887 // caller is same app; don't need to apply any other filtering 6888 continue; 6889 } 6890 // allow activities that have been explicitly exposed to ephemeral apps 6891 final boolean isEphemeralApp = info.activityInfo.applicationInfo.isInstantApp(); 6892 if (!isEphemeralApp 6893 && ((info.activityInfo.flags & ActivityInfo.FLAG_VISIBLE_TO_INSTANT_APP) != 0)) { 6894 continue; 6895 } 6896 resolveInfos.remove(i); 6897 } 6898 return resolveInfos; 6899 } 6900 6901 /** 6902 * Returns the activity component that can handle install failures. 6903 * <p>By default, the instant application installer handles failures. However, an 6904 * application may want to handle failures on its own. Applications do this by 6905 * creating an activity with an intent filter that handles the action 6906 * {@link Intent#ACTION_INSTALL_FAILURE}. 6907 */ 6908 private @Nullable ComponentName findInstallFailureActivity( 6909 String packageName, int filterCallingUid, int userId) { 6910 final Intent failureActivityIntent = new Intent(Intent.ACTION_INSTALL_FAILURE); 6911 failureActivityIntent.setPackage(packageName); 6912 // IMPORTANT: disallow dynamic splits to avoid an infinite loop 6913 final List<ResolveInfo> result = queryIntentActivitiesInternal( 6914 failureActivityIntent, null /*resolvedType*/, 0 /*flags*/, filterCallingUid, userId, 6915 false /*resolveForStart*/, false /*allowDynamicSplits*/); 6916 final int NR = result.size(); 6917 if (NR > 0) { 6918 for (int i = 0; i < NR; i++) { 6919 final ResolveInfo info = result.get(i); 6920 if (info.activityInfo.splitName != null) { 6921 continue; 6922 } 6923 return new ComponentName(packageName, info.activityInfo.name); 6924 } 6925 } 6926 return null; 6927 } 6928 6929 /** 6930 * @param resolveInfos list of resolve infos in descending priority order 6931 * @return if the list contains a resolve info with non-negative priority 6932 */ 6933 private boolean hasNonNegativePriority(List<ResolveInfo> resolveInfos) { 6934 return resolveInfos.size() > 0 && resolveInfos.get(0).priority >= 0; 6935 } 6936 6937 private List<ResolveInfo> filterCandidatesWithDomainPreferredActivitiesLPr(Intent intent, 6938 int matchFlags, List<ResolveInfo> candidates, CrossProfileDomainInfo xpDomainInfo, 6939 int userId) { 6940 final boolean debug = (intent.getFlags() & Intent.FLAG_DEBUG_LOG_RESOLUTION) != 0; 6941 6942 if (DEBUG_PREFERRED || DEBUG_DOMAIN_VERIFICATION) { 6943 Slog.v(TAG, "Filtering results with preferred activities. Candidates count: " + 6944 candidates.size()); 6945 } 6946 6947 ArrayList<ResolveInfo> result = new ArrayList<ResolveInfo>(); 6948 ArrayList<ResolveInfo> alwaysList = new ArrayList<ResolveInfo>(); 6949 ArrayList<ResolveInfo> undefinedList = new ArrayList<ResolveInfo>(); 6950 ArrayList<ResolveInfo> alwaysAskList = new ArrayList<ResolveInfo>(); 6951 ArrayList<ResolveInfo> neverList = new ArrayList<ResolveInfo>(); 6952 ArrayList<ResolveInfo> matchAllList = new ArrayList<ResolveInfo>(); 6953 6954 synchronized (mPackages) { 6955 final int count = candidates.size(); 6956 // First, try to use linked apps. Partition the candidates into four lists: 6957 // one for the final results, one for the "do not use ever", one for "undefined status" 6958 // and finally one for "browser app type". 6959 for (int n=0; n<count; n++) { 6960 ResolveInfo info = candidates.get(n); 6961 String packageName = info.activityInfo.packageName; 6962 PackageSetting ps = mSettings.mPackages.get(packageName); 6963 if (ps != null) { 6964 // Add to the special match all list (Browser use case) 6965 if (info.handleAllWebDataURI) { 6966 matchAllList.add(info); 6967 continue; 6968 } 6969 // Try to get the status from User settings first 6970 long packedStatus = getDomainVerificationStatusLPr(ps, userId); 6971 int status = (int)(packedStatus >> 32); 6972 int linkGeneration = (int)(packedStatus & 0xFFFFFFFF); 6973 if (status == INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_ALWAYS) { 6974 if (DEBUG_DOMAIN_VERIFICATION || debug) { 6975 Slog.i(TAG, " + always: " + info.activityInfo.packageName 6976 + " : linkgen=" + linkGeneration); 6977 } 6978 // Use link-enabled generation as preferredOrder, i.e. 6979 // prefer newly-enabled over earlier-enabled. 6980 info.preferredOrder = linkGeneration; 6981 alwaysList.add(info); 6982 } else if (status == INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_NEVER) { 6983 if (DEBUG_DOMAIN_VERIFICATION || debug) { 6984 Slog.i(TAG, " + never: " + info.activityInfo.packageName); 6985 } 6986 neverList.add(info); 6987 } else if (status == INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_ALWAYS_ASK) { 6988 if (DEBUG_DOMAIN_VERIFICATION || debug) { 6989 Slog.i(TAG, " + always-ask: " + info.activityInfo.packageName); 6990 } 6991 alwaysAskList.add(info); 6992 } else if (status == INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_UNDEFINED || 6993 status == INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_ASK) { 6994 if (DEBUG_DOMAIN_VERIFICATION || debug) { 6995 Slog.i(TAG, " + ask: " + info.activityInfo.packageName); 6996 } 6997 undefinedList.add(info); 6998 } 6999 } 7000 } 7001 7002 // We'll want to include browser possibilities in a few cases 7003 boolean includeBrowser = false; 7004 7005 // First try to add the "always" resolution(s) for the current user, if any 7006 if (alwaysList.size() > 0) { 7007 result.addAll(alwaysList); 7008 } else { 7009 // Add all undefined apps as we want them to appear in the disambiguation dialog. 7010 result.addAll(undefinedList); 7011 // Maybe add one for the other profile. 7012 if (xpDomainInfo != null && ( 7013 xpDomainInfo.bestDomainVerificationStatus 7014 != INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_NEVER)) { 7015 result.add(xpDomainInfo.resolveInfo); 7016 } 7017 includeBrowser = true; 7018 } 7019 7020 // The presence of any 'always ask' alternatives means we'll also offer browsers. 7021 // If there were 'always' entries their preferred order has been set, so we also 7022 // back that off to make the alternatives equivalent 7023 if (alwaysAskList.size() > 0) { 7024 for (ResolveInfo i : result) { 7025 i.preferredOrder = 0; 7026 } 7027 result.addAll(alwaysAskList); 7028 includeBrowser = true; 7029 } 7030 7031 if (includeBrowser) { 7032 // Also add browsers (all of them or only the default one) 7033 if (DEBUG_DOMAIN_VERIFICATION) { 7034 Slog.v(TAG, " ...including browsers in candidate set"); 7035 } 7036 if ((matchFlags & MATCH_ALL) != 0) { 7037 result.addAll(matchAllList); 7038 } else { 7039 // Browser/generic handling case. If there's a default browser, go straight 7040 // to that (but only if there is no other higher-priority match). 7041 final String defaultBrowserPackageName = getDefaultBrowserPackageName(userId); 7042 int maxMatchPrio = 0; 7043 ResolveInfo defaultBrowserMatch = null; 7044 final int numCandidates = matchAllList.size(); 7045 for (int n = 0; n < numCandidates; n++) { 7046 ResolveInfo info = matchAllList.get(n); 7047 // track the highest overall match priority... 7048 if (info.priority > maxMatchPrio) { 7049 maxMatchPrio = info.priority; 7050 } 7051 // ...and the highest-priority default browser match 7052 if (info.activityInfo.packageName.equals(defaultBrowserPackageName)) { 7053 if (defaultBrowserMatch == null 7054 || (defaultBrowserMatch.priority < info.priority)) { 7055 if (debug) { 7056 Slog.v(TAG, "Considering default browser match " + info); 7057 } 7058 defaultBrowserMatch = info; 7059 } 7060 } 7061 } 7062 if (defaultBrowserMatch != null 7063 && defaultBrowserMatch.priority >= maxMatchPrio 7064 && !TextUtils.isEmpty(defaultBrowserPackageName)) 7065 { 7066 if (debug) { 7067 Slog.v(TAG, "Default browser match " + defaultBrowserMatch); 7068 } 7069 result.add(defaultBrowserMatch); 7070 } else { 7071 result.addAll(matchAllList); 7072 } 7073 } 7074 7075 // If there is nothing selected, add all candidates and remove the ones that the user 7076 // has explicitly put into the INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_NEVER state 7077 if (result.size() == 0) { 7078 result.addAll(candidates); 7079 result.removeAll(neverList); 7080 } 7081 } 7082 } 7083 if (DEBUG_PREFERRED || DEBUG_DOMAIN_VERIFICATION) { 7084 Slog.v(TAG, "Filtered results with preferred activities. New candidates count: " + 7085 result.size()); 7086 for (ResolveInfo info : result) { 7087 Slog.v(TAG, " + " + info.activityInfo); 7088 } 7089 } 7090 return result; 7091 } 7092 7093 // Returns a packed value as a long: 7094 // 7095 // high 'int'-sized word: link status: undefined/ask/never/always. 7096 // low 'int'-sized word: relative priority among 'always' results. 7097 private long getDomainVerificationStatusLPr(PackageSetting ps, int userId) { 7098 long result = ps.getDomainVerificationStatusForUser(userId); 7099 // if none available, get the master status 7100 if (result >> 32 == INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_UNDEFINED) { 7101 if (ps.getIntentFilterVerificationInfo() != null) { 7102 result = ((long)ps.getIntentFilterVerificationInfo().getStatus()) << 32; 7103 } 7104 } 7105 return result; 7106 } 7107 7108 private ResolveInfo querySkipCurrentProfileIntents( 7109 List<CrossProfileIntentFilter> matchingFilters, Intent intent, String resolvedType, 7110 int flags, int sourceUserId) { 7111 if (matchingFilters != null) { 7112 int size = matchingFilters.size(); 7113 for (int i = 0; i < size; i ++) { 7114 CrossProfileIntentFilter filter = matchingFilters.get(i); 7115 if ((filter.getFlags() & PackageManager.SKIP_CURRENT_PROFILE) != 0) { 7116 // Checking if there are activities in the target user that can handle the 7117 // intent. 7118 ResolveInfo resolveInfo = createForwardingResolveInfo(filter, intent, 7119 resolvedType, flags, sourceUserId); 7120 if (resolveInfo != null) { 7121 return resolveInfo; 7122 } 7123 } 7124 } 7125 } 7126 return null; 7127 } 7128 7129 // Return matching ResolveInfo in target user if any. 7130 private ResolveInfo queryCrossProfileIntents( 7131 List<CrossProfileIntentFilter> matchingFilters, Intent intent, String resolvedType, 7132 int flags, int sourceUserId, boolean matchInCurrentProfile) { 7133 if (matchingFilters != null) { 7134 // Two {@link CrossProfileIntentFilter}s can have the same targetUserId and 7135 // match the same intent. For performance reasons, it is better not to 7136 // run queryIntent twice for the same userId 7137 SparseBooleanArray alreadyTriedUserIds = new SparseBooleanArray(); 7138 int size = matchingFilters.size(); 7139 for (int i = 0; i < size; i++) { 7140 CrossProfileIntentFilter filter = matchingFilters.get(i); 7141 int targetUserId = filter.getTargetUserId(); 7142 boolean skipCurrentProfile = 7143 (filter.getFlags() & PackageManager.SKIP_CURRENT_PROFILE) != 0; 7144 boolean skipCurrentProfileIfNoMatchFound = 7145 (filter.getFlags() & PackageManager.ONLY_IF_NO_MATCH_FOUND) != 0; 7146 if (!skipCurrentProfile && !alreadyTriedUserIds.get(targetUserId) 7147 && (!skipCurrentProfileIfNoMatchFound || !matchInCurrentProfile)) { 7148 // Checking if there are activities in the target user that can handle the 7149 // intent. 7150 ResolveInfo resolveInfo = createForwardingResolveInfo(filter, intent, 7151 resolvedType, flags, sourceUserId); 7152 if (resolveInfo != null) return resolveInfo; 7153 alreadyTriedUserIds.put(targetUserId, true); 7154 } 7155 } 7156 } 7157 return null; 7158 } 7159 7160 /** 7161 * If the filter's target user can handle the intent and is enabled: returns a ResolveInfo that 7162 * will forward the intent to the filter's target user. 7163 * Otherwise, returns null. 7164 */ 7165 private ResolveInfo createForwardingResolveInfo(CrossProfileIntentFilter filter, Intent intent, 7166 String resolvedType, int flags, int sourceUserId) { 7167 int targetUserId = filter.getTargetUserId(); 7168 List<ResolveInfo> resultTargetUser = mActivities.queryIntent(intent, 7169 resolvedType, flags, targetUserId); 7170 if (resultTargetUser != null && isUserEnabled(targetUserId)) { 7171 // If all the matches in the target profile are suspended, return null. 7172 for (int i = resultTargetUser.size() - 1; i >= 0; i--) { 7173 if ((resultTargetUser.get(i).activityInfo.applicationInfo.flags 7174 & ApplicationInfo.FLAG_SUSPENDED) == 0) { 7175 return createForwardingResolveInfoUnchecked(filter, sourceUserId, 7176 targetUserId); 7177 } 7178 } 7179 } 7180 return null; 7181 } 7182 7183 private ResolveInfo createForwardingResolveInfoUnchecked(IntentFilter filter, 7184 int sourceUserId, int targetUserId) { 7185 ResolveInfo forwardingResolveInfo = new ResolveInfo(); 7186 long ident = Binder.clearCallingIdentity(); 7187 boolean targetIsProfile; 7188 try { 7189 targetIsProfile = sUserManager.getUserInfo(targetUserId).isManagedProfile(); 7190 } finally { 7191 Binder.restoreCallingIdentity(ident); 7192 } 7193 String className; 7194 if (targetIsProfile) { 7195 className = FORWARD_INTENT_TO_MANAGED_PROFILE; 7196 } else { 7197 className = FORWARD_INTENT_TO_PARENT; 7198 } 7199 ComponentName forwardingActivityComponentName = new ComponentName( 7200 mAndroidApplication.packageName, className); 7201 ActivityInfo forwardingActivityInfo = getActivityInfo(forwardingActivityComponentName, 0, 7202 sourceUserId); 7203 if (!targetIsProfile) { 7204 forwardingActivityInfo.showUserIcon = targetUserId; 7205 forwardingResolveInfo.noResourceId = true; 7206 } 7207 forwardingResolveInfo.activityInfo = forwardingActivityInfo; 7208 forwardingResolveInfo.priority = 0; 7209 forwardingResolveInfo.preferredOrder = 0; 7210 forwardingResolveInfo.match = 0; 7211 forwardingResolveInfo.isDefault = true; 7212 forwardingResolveInfo.filter = filter; 7213 forwardingResolveInfo.targetUserId = targetUserId; 7214 return forwardingResolveInfo; 7215 } 7216 7217 @Override 7218 public @NonNull ParceledListSlice<ResolveInfo> queryIntentActivityOptions(ComponentName caller, 7219 Intent[] specifics, String[] specificTypes, Intent intent, 7220 String resolvedType, int flags, int userId) { 7221 return new ParceledListSlice<>(queryIntentActivityOptionsInternal(caller, specifics, 7222 specificTypes, intent, resolvedType, flags, userId)); 7223 } 7224 7225 private @NonNull List<ResolveInfo> queryIntentActivityOptionsInternal(ComponentName caller, 7226 Intent[] specifics, String[] specificTypes, Intent intent, 7227 String resolvedType, int flags, int userId) { 7228 if (!sUserManager.exists(userId)) return Collections.emptyList(); 7229 final int callingUid = Binder.getCallingUid(); 7230 flags = updateFlagsForResolve(flags, userId, intent, callingUid, 7231 false /*includeInstantApps*/); 7232 mPermissionManager.enforceCrossUserPermission(callingUid, userId, 7233 false /*requireFullPermission*/, false /*checkShell*/, 7234 "query intent activity options"); 7235 final String resultsAction = intent.getAction(); 7236 7237 final List<ResolveInfo> results = queryIntentActivitiesInternal(intent, resolvedType, flags 7238 | PackageManager.GET_RESOLVED_FILTER, userId); 7239 7240 if (DEBUG_INTENT_MATCHING) { 7241 Log.v(TAG, "Query " + intent + ": " + results); 7242 } 7243 7244 int specificsPos = 0; 7245 int N; 7246 7247 // todo: note that the algorithm used here is O(N^2). This 7248 // isn't a problem in our current environment, but if we start running 7249 // into situations where we have more than 5 or 10 matches then this 7250 // should probably be changed to something smarter... 7251 7252 // First we go through and resolve each of the specific items 7253 // that were supplied, taking care of removing any corresponding 7254 // duplicate items in the generic resolve list. 7255 if (specifics != null) { 7256 for (int i=0; i<specifics.length; i++) { 7257 final Intent sintent = specifics[i]; 7258 if (sintent == null) { 7259 continue; 7260 } 7261 7262 if (DEBUG_INTENT_MATCHING) { 7263 Log.v(TAG, "Specific #" + i + ": " + sintent); 7264 } 7265 7266 String action = sintent.getAction(); 7267 if (resultsAction != null && resultsAction.equals(action)) { 7268 // If this action was explicitly requested, then don't 7269 // remove things that have it. 7270 action = null; 7271 } 7272 7273 ResolveInfo ri = null; 7274 ActivityInfo ai = null; 7275 7276 ComponentName comp = sintent.getComponent(); 7277 if (comp == null) { 7278 ri = resolveIntent( 7279 sintent, 7280 specificTypes != null ? specificTypes[i] : null, 7281 flags, userId); 7282 if (ri == null) { 7283 continue; 7284 } 7285 if (ri == mResolveInfo) { 7286 // ACK! Must do something better with this. 7287 } 7288 ai = ri.activityInfo; 7289 comp = new ComponentName(ai.applicationInfo.packageName, 7290 ai.name); 7291 } else { 7292 ai = getActivityInfo(comp, flags, userId); 7293 if (ai == null) { 7294 continue; 7295 } 7296 } 7297 7298 // Look for any generic query activities that are duplicates 7299 // of this specific one, and remove them from the results. 7300 if (DEBUG_INTENT_MATCHING) Log.v(TAG, "Specific #" + i + ": " + ai); 7301 N = results.size(); 7302 int j; 7303 for (j=specificsPos; j<N; j++) { 7304 ResolveInfo sri = results.get(j); 7305 if ((sri.activityInfo.name.equals(comp.getClassName()) 7306 && sri.activityInfo.applicationInfo.packageName.equals( 7307 comp.getPackageName())) 7308 || (action != null && sri.filter.matchAction(action))) { 7309 results.remove(j); 7310 if (DEBUG_INTENT_MATCHING) Log.v( 7311 TAG, "Removing duplicate item from " + j 7312 + " due to specific " + specificsPos); 7313 if (ri == null) { 7314 ri = sri; 7315 } 7316 j--; 7317 N--; 7318 } 7319 } 7320 7321 // Add this specific item to its proper place. 7322 if (ri == null) { 7323 ri = new ResolveInfo(); 7324 ri.activityInfo = ai; 7325 } 7326 results.add(specificsPos, ri); 7327 ri.specificIndex = i; 7328 specificsPos++; 7329 } 7330 } 7331 7332 // Now we go through the remaining generic results and remove any 7333 // duplicate actions that are found here. 7334 N = results.size(); 7335 for (int i=specificsPos; i<N-1; i++) { 7336 final ResolveInfo rii = results.get(i); 7337 if (rii.filter == null) { 7338 continue; 7339 } 7340 7341 // Iterate over all of the actions of this result's intent 7342 // filter... typically this should be just one. 7343 final Iterator<String> it = rii.filter.actionsIterator(); 7344 if (it == null) { 7345 continue; 7346 } 7347 while (it.hasNext()) { 7348 final String action = it.next(); 7349 if (resultsAction != null && resultsAction.equals(action)) { 7350 // If this action was explicitly requested, then don't 7351 // remove things that have it. 7352 continue; 7353 } 7354 for (int j=i+1; j<N; j++) { 7355 final ResolveInfo rij = results.get(j); 7356 if (rij.filter != null && rij.filter.hasAction(action)) { 7357 results.remove(j); 7358 if (DEBUG_INTENT_MATCHING) Log.v( 7359 TAG, "Removing duplicate item from " + j 7360 + " due to action " + action + " at " + i); 7361 j--; 7362 N--; 7363 } 7364 } 7365 } 7366 7367 // If the caller didn't request filter information, drop it now 7368 // so we don't have to marshall/unmarshall it. 7369 if ((flags&PackageManager.GET_RESOLVED_FILTER) == 0) { 7370 rii.filter = null; 7371 } 7372 } 7373 7374 // Filter out the caller activity if so requested. 7375 if (caller != null) { 7376 N = results.size(); 7377 for (int i=0; i<N; i++) { 7378 ActivityInfo ainfo = results.get(i).activityInfo; 7379 if (caller.getPackageName().equals(ainfo.applicationInfo.packageName) 7380 && caller.getClassName().equals(ainfo.name)) { 7381 results.remove(i); 7382 break; 7383 } 7384 } 7385 } 7386 7387 // If the caller didn't request filter information, 7388 // drop them now so we don't have to 7389 // marshall/unmarshall it. 7390 if ((flags&PackageManager.GET_RESOLVED_FILTER) == 0) { 7391 N = results.size(); 7392 for (int i=0; i<N; i++) { 7393 results.get(i).filter = null; 7394 } 7395 } 7396 7397 if (DEBUG_INTENT_MATCHING) Log.v(TAG, "Result: " + results); 7398 return results; 7399 } 7400 7401 @Override 7402 public @NonNull ParceledListSlice<ResolveInfo> queryIntentReceivers(Intent intent, 7403 String resolvedType, int flags, int userId) { 7404 return new ParceledListSlice<>( 7405 queryIntentReceiversInternal(intent, resolvedType, flags, userId, 7406 false /*allowDynamicSplits*/)); 7407 } 7408 7409 private @NonNull List<ResolveInfo> queryIntentReceiversInternal(Intent intent, 7410 String resolvedType, int flags, int userId, boolean allowDynamicSplits) { 7411 if (!sUserManager.exists(userId)) return Collections.emptyList(); 7412 final int callingUid = Binder.getCallingUid(); 7413 mPermissionManager.enforceCrossUserPermission(callingUid, userId, 7414 false /*requireFullPermission*/, false /*checkShell*/, 7415 "query intent receivers"); 7416 final String instantAppPkgName = getInstantAppPackageName(callingUid); 7417 flags = updateFlagsForResolve(flags, userId, intent, callingUid, 7418 false /*includeInstantApps*/); 7419 ComponentName comp = intent.getComponent(); 7420 if (comp == null) { 7421 if (intent.getSelector() != null) { 7422 intent = intent.getSelector(); 7423 comp = intent.getComponent(); 7424 } 7425 } 7426 if (comp != null) { 7427 final List<ResolveInfo> list = new ArrayList<ResolveInfo>(1); 7428 final ActivityInfo ai = getReceiverInfo(comp, flags, userId); 7429 if (ai != null) { 7430 // When specifying an explicit component, we prevent the activity from being 7431 // used when either 1) the calling package is normal and the activity is within 7432 // an instant application or 2) the calling package is ephemeral and the 7433 // activity is not visible to instant applications. 7434 final boolean matchInstantApp = 7435 (flags & PackageManager.MATCH_INSTANT) != 0; 7436 final boolean matchVisibleToInstantAppOnly = 7437 (flags & PackageManager.MATCH_VISIBLE_TO_INSTANT_APP_ONLY) != 0; 7438 final boolean matchExplicitlyVisibleOnly = 7439 (flags & PackageManager.MATCH_EXPLICITLY_VISIBLE_ONLY) != 0; 7440 final boolean isCallerInstantApp = 7441 instantAppPkgName != null; 7442 final boolean isTargetSameInstantApp = 7443 comp.getPackageName().equals(instantAppPkgName); 7444 final boolean isTargetInstantApp = 7445 (ai.applicationInfo.privateFlags 7446 & ApplicationInfo.PRIVATE_FLAG_INSTANT) != 0; 7447 final boolean isTargetVisibleToInstantApp = 7448 (ai.flags & ActivityInfo.FLAG_VISIBLE_TO_INSTANT_APP) != 0; 7449 final boolean isTargetExplicitlyVisibleToInstantApp = 7450 isTargetVisibleToInstantApp 7451 && (ai.flags & ActivityInfo.FLAG_IMPLICITLY_VISIBLE_TO_INSTANT_APP) == 0; 7452 final boolean isTargetHiddenFromInstantApp = 7453 !isTargetVisibleToInstantApp 7454 || (matchExplicitlyVisibleOnly && !isTargetExplicitlyVisibleToInstantApp); 7455 final boolean blockResolution = 7456 !isTargetSameInstantApp 7457 && ((!matchInstantApp && !isCallerInstantApp && isTargetInstantApp) 7458 || (matchVisibleToInstantAppOnly && isCallerInstantApp 7459 && isTargetHiddenFromInstantApp)); 7460 if (!blockResolution) { 7461 ResolveInfo ri = new ResolveInfo(); 7462 ri.activityInfo = ai; 7463 list.add(ri); 7464 } 7465 } 7466 return applyPostResolutionFilter( 7467 list, instantAppPkgName, allowDynamicSplits, callingUid, userId); 7468 } 7469 7470 // reader 7471 synchronized (mPackages) { 7472 String pkgName = intent.getPackage(); 7473 if (pkgName == null) { 7474 final List<ResolveInfo> result = 7475 mReceivers.queryIntent(intent, resolvedType, flags, userId); 7476 return applyPostResolutionFilter( 7477 result, instantAppPkgName, allowDynamicSplits, callingUid, userId); 7478 } 7479 final PackageParser.Package pkg = mPackages.get(pkgName); 7480 if (pkg != null) { 7481 final List<ResolveInfo> result = mReceivers.queryIntentForPackage( 7482 intent, resolvedType, flags, pkg.receivers, userId); 7483 return applyPostResolutionFilter( 7484 result, instantAppPkgName, allowDynamicSplits, callingUid, userId); 7485 } 7486 return Collections.emptyList(); 7487 } 7488 } 7489 7490 @Override 7491 public ResolveInfo resolveService(Intent intent, String resolvedType, int flags, int userId) { 7492 final int callingUid = Binder.getCallingUid(); 7493 return resolveServiceInternal(intent, resolvedType, flags, userId, callingUid); 7494 } 7495 7496 private ResolveInfo resolveServiceInternal(Intent intent, String resolvedType, int flags, 7497 int userId, int callingUid) { 7498 if (!sUserManager.exists(userId)) return null; 7499 flags = updateFlagsForResolve( 7500 flags, userId, intent, callingUid, false /*includeInstantApps*/); 7501 List<ResolveInfo> query = queryIntentServicesInternal( 7502 intent, resolvedType, flags, userId, callingUid, false /*includeInstantApps*/); 7503 if (query != null) { 7504 if (query.size() >= 1) { 7505 // If there is more than one service with the same priority, 7506 // just arbitrarily pick the first one. 7507 return query.get(0); 7508 } 7509 } 7510 return null; 7511 } 7512 7513 @Override 7514 public @NonNull ParceledListSlice<ResolveInfo> queryIntentServices(Intent intent, 7515 String resolvedType, int flags, int userId) { 7516 final int callingUid = Binder.getCallingUid(); 7517 return new ParceledListSlice<>(queryIntentServicesInternal( 7518 intent, resolvedType, flags, userId, callingUid, false /*includeInstantApps*/)); 7519 } 7520 7521 private @NonNull List<ResolveInfo> queryIntentServicesInternal(Intent intent, 7522 String resolvedType, int flags, int userId, int callingUid, 7523 boolean includeInstantApps) { 7524 if (!sUserManager.exists(userId)) return Collections.emptyList(); 7525 mPermissionManager.enforceCrossUserPermission(callingUid, userId, 7526 false /*requireFullPermission*/, false /*checkShell*/, 7527 "query intent receivers"); 7528 final String instantAppPkgName = getInstantAppPackageName(callingUid); 7529 flags = updateFlagsForResolve(flags, userId, intent, callingUid, includeInstantApps); 7530 ComponentName comp = intent.getComponent(); 7531 if (comp == null) { 7532 if (intent.getSelector() != null) { 7533 intent = intent.getSelector(); 7534 comp = intent.getComponent(); 7535 } 7536 } 7537 if (comp != null) { 7538 final List<ResolveInfo> list = new ArrayList<ResolveInfo>(1); 7539 final ServiceInfo si = getServiceInfo(comp, flags, userId); 7540 if (si != null) { 7541 // When specifying an explicit component, we prevent the service from being 7542 // used when either 1) the service is in an instant application and the 7543 // caller is not the same instant application or 2) the calling package is 7544 // ephemeral and the activity is not visible to ephemeral applications. 7545 final boolean matchInstantApp = 7546 (flags & PackageManager.MATCH_INSTANT) != 0; 7547 final boolean matchVisibleToInstantAppOnly = 7548 (flags & PackageManager.MATCH_VISIBLE_TO_INSTANT_APP_ONLY) != 0; 7549 final boolean isCallerInstantApp = 7550 instantAppPkgName != null; 7551 final boolean isTargetSameInstantApp = 7552 comp.getPackageName().equals(instantAppPkgName); 7553 final boolean isTargetInstantApp = 7554 (si.applicationInfo.privateFlags 7555 & ApplicationInfo.PRIVATE_FLAG_INSTANT) != 0; 7556 final boolean isTargetHiddenFromInstantApp = 7557 (si.flags & ServiceInfo.FLAG_VISIBLE_TO_INSTANT_APP) == 0; 7558 final boolean blockResolution = 7559 !isTargetSameInstantApp 7560 && ((!matchInstantApp && !isCallerInstantApp && isTargetInstantApp) 7561 || (matchVisibleToInstantAppOnly && isCallerInstantApp 7562 && isTargetHiddenFromInstantApp)); 7563 if (!blockResolution) { 7564 final ResolveInfo ri = new ResolveInfo(); 7565 ri.serviceInfo = si; 7566 list.add(ri); 7567 } 7568 } 7569 return list; 7570 } 7571 7572 // reader 7573 synchronized (mPackages) { 7574 String pkgName = intent.getPackage(); 7575 if (pkgName == null) { 7576 return applyPostServiceResolutionFilter( 7577 mServices.queryIntent(intent, resolvedType, flags, userId), 7578 instantAppPkgName); 7579 } 7580 final PackageParser.Package pkg = mPackages.get(pkgName); 7581 if (pkg != null) { 7582 return applyPostServiceResolutionFilter( 7583 mServices.queryIntentForPackage(intent, resolvedType, flags, pkg.services, 7584 userId), 7585 instantAppPkgName); 7586 } 7587 return Collections.emptyList(); 7588 } 7589 } 7590 7591 private List<ResolveInfo> applyPostServiceResolutionFilter(List<ResolveInfo> resolveInfos, 7592 String instantAppPkgName) { 7593 if (instantAppPkgName == null) { 7594 return resolveInfos; 7595 } 7596 for (int i = resolveInfos.size() - 1; i >= 0; i--) { 7597 final ResolveInfo info = resolveInfos.get(i); 7598 final boolean isEphemeralApp = info.serviceInfo.applicationInfo.isInstantApp(); 7599 // allow services that are defined in the provided package 7600 if (isEphemeralApp && instantAppPkgName.equals(info.serviceInfo.packageName)) { 7601 if (info.serviceInfo.splitName != null 7602 && !ArrayUtils.contains(info.serviceInfo.applicationInfo.splitNames, 7603 info.serviceInfo.splitName)) { 7604 // requested service is defined in a split that hasn't been installed yet. 7605 // add the installer to the resolve list 7606 if (DEBUG_EPHEMERAL) { 7607 Slog.v(TAG, "Adding ephemeral installer to the ResolveInfo list"); 7608 } 7609 final ResolveInfo installerInfo = new ResolveInfo( 7610 mInstantAppInstallerInfo); 7611 installerInfo.auxiliaryInfo = new AuxiliaryResolveInfo( 7612 null /* installFailureActivity */, 7613 info.serviceInfo.packageName, 7614 info.serviceInfo.applicationInfo.versionCode, 7615 info.serviceInfo.splitName); 7616 // make sure this resolver is the default 7617 installerInfo.isDefault = true; 7618 installerInfo.match = IntentFilter.MATCH_CATEGORY_SCHEME_SPECIFIC_PART 7619 | IntentFilter.MATCH_ADJUSTMENT_NORMAL; 7620 // add a non-generic filter 7621 installerInfo.filter = new IntentFilter(); 7622 // load resources from the correct package 7623 installerInfo.resolvePackageName = info.getComponentInfo().packageName; 7624 resolveInfos.set(i, installerInfo); 7625 } 7626 continue; 7627 } 7628 // allow services that have been explicitly exposed to ephemeral apps 7629 if (!isEphemeralApp 7630 && ((info.serviceInfo.flags & ServiceInfo.FLAG_VISIBLE_TO_INSTANT_APP) != 0)) { 7631 continue; 7632 } 7633 resolveInfos.remove(i); 7634 } 7635 return resolveInfos; 7636 } 7637 7638 @Override 7639 public @NonNull ParceledListSlice<ResolveInfo> queryIntentContentProviders(Intent intent, 7640 String resolvedType, int flags, int userId) { 7641 return new ParceledListSlice<>( 7642 queryIntentContentProvidersInternal(intent, resolvedType, flags, userId)); 7643 } 7644 7645 private @NonNull List<ResolveInfo> queryIntentContentProvidersInternal( 7646 Intent intent, String resolvedType, int flags, int userId) { 7647 if (!sUserManager.exists(userId)) return Collections.emptyList(); 7648 final int callingUid = Binder.getCallingUid(); 7649 final String instantAppPkgName = getInstantAppPackageName(callingUid); 7650 flags = updateFlagsForResolve(flags, userId, intent, callingUid, 7651 false /*includeInstantApps*/); 7652 ComponentName comp = intent.getComponent(); 7653 if (comp == null) { 7654 if (intent.getSelector() != null) { 7655 intent = intent.getSelector(); 7656 comp = intent.getComponent(); 7657 } 7658 } 7659 if (comp != null) { 7660 final List<ResolveInfo> list = new ArrayList<ResolveInfo>(1); 7661 final ProviderInfo pi = getProviderInfo(comp, flags, userId); 7662 if (pi != null) { 7663 // When specifying an explicit component, we prevent the provider from being 7664 // used when either 1) the provider is in an instant application and the 7665 // caller is not the same instant application or 2) the calling package is an 7666 // instant application and the provider is not visible to instant applications. 7667 final boolean matchInstantApp = 7668 (flags & PackageManager.MATCH_INSTANT) != 0; 7669 final boolean matchVisibleToInstantAppOnly = 7670 (flags & PackageManager.MATCH_VISIBLE_TO_INSTANT_APP_ONLY) != 0; 7671 final boolean isCallerInstantApp = 7672 instantAppPkgName != null; 7673 final boolean isTargetSameInstantApp = 7674 comp.getPackageName().equals(instantAppPkgName); 7675 final boolean isTargetInstantApp = 7676 (pi.applicationInfo.privateFlags 7677 & ApplicationInfo.PRIVATE_FLAG_INSTANT) != 0; 7678 final boolean isTargetHiddenFromInstantApp = 7679 (pi.flags & ProviderInfo.FLAG_VISIBLE_TO_INSTANT_APP) == 0; 7680 final boolean blockResolution = 7681 !isTargetSameInstantApp 7682 && ((!matchInstantApp && !isCallerInstantApp && isTargetInstantApp) 7683 || (matchVisibleToInstantAppOnly && isCallerInstantApp 7684 && isTargetHiddenFromInstantApp)); 7685 if (!blockResolution) { 7686 final ResolveInfo ri = new ResolveInfo(); 7687 ri.providerInfo = pi; 7688 list.add(ri); 7689 } 7690 } 7691 return list; 7692 } 7693 7694 // reader 7695 synchronized (mPackages) { 7696 String pkgName = intent.getPackage(); 7697 if (pkgName == null) { 7698 return applyPostContentProviderResolutionFilter( 7699 mProviders.queryIntent(intent, resolvedType, flags, userId), 7700 instantAppPkgName); 7701 } 7702 final PackageParser.Package pkg = mPackages.get(pkgName); 7703 if (pkg != null) { 7704 return applyPostContentProviderResolutionFilter( 7705 mProviders.queryIntentForPackage( 7706 intent, resolvedType, flags, pkg.providers, userId), 7707 instantAppPkgName); 7708 } 7709 return Collections.emptyList(); 7710 } 7711 } 7712 7713 private List<ResolveInfo> applyPostContentProviderResolutionFilter( 7714 List<ResolveInfo> resolveInfos, String instantAppPkgName) { 7715 if (instantAppPkgName == null) { 7716 return resolveInfos; 7717 } 7718 for (int i = resolveInfos.size() - 1; i >= 0; i--) { 7719 final ResolveInfo info = resolveInfos.get(i); 7720 final boolean isEphemeralApp = info.providerInfo.applicationInfo.isInstantApp(); 7721 // allow providers that are defined in the provided package 7722 if (isEphemeralApp && instantAppPkgName.equals(info.providerInfo.packageName)) { 7723 if (info.providerInfo.splitName != null 7724 && !ArrayUtils.contains(info.providerInfo.applicationInfo.splitNames, 7725 info.providerInfo.splitName)) { 7726 // requested provider is defined in a split that hasn't been installed yet. 7727 // add the installer to the resolve list 7728 if (DEBUG_EPHEMERAL) { 7729 Slog.v(TAG, "Adding ephemeral installer to the ResolveInfo list"); 7730 } 7731 final ResolveInfo installerInfo = new ResolveInfo( 7732 mInstantAppInstallerInfo); 7733 installerInfo.auxiliaryInfo = new AuxiliaryResolveInfo( 7734 null /*failureActivity*/, 7735 info.providerInfo.packageName, 7736 info.providerInfo.applicationInfo.versionCode, 7737 info.providerInfo.splitName); 7738 // make sure this resolver is the default 7739 installerInfo.isDefault = true; 7740 installerInfo.match = IntentFilter.MATCH_CATEGORY_SCHEME_SPECIFIC_PART 7741 | IntentFilter.MATCH_ADJUSTMENT_NORMAL; 7742 // add a non-generic filter 7743 installerInfo.filter = new IntentFilter(); 7744 // load resources from the correct package 7745 installerInfo.resolvePackageName = info.getComponentInfo().packageName; 7746 resolveInfos.set(i, installerInfo); 7747 } 7748 continue; 7749 } 7750 // allow providers that have been explicitly exposed to instant applications 7751 if (!isEphemeralApp 7752 && ((info.providerInfo.flags & ProviderInfo.FLAG_VISIBLE_TO_INSTANT_APP) != 0)) { 7753 continue; 7754 } 7755 resolveInfos.remove(i); 7756 } 7757 return resolveInfos; 7758 } 7759 7760 @Override 7761 public ParceledListSlice<PackageInfo> getInstalledPackages(int flags, int userId) { 7762 final int callingUid = Binder.getCallingUid(); 7763 if (getInstantAppPackageName(callingUid) != null) { 7764 return ParceledListSlice.emptyList(); 7765 } 7766 if (!sUserManager.exists(userId)) return ParceledListSlice.emptyList(); 7767 flags = updateFlagsForPackage(flags, userId, null); 7768 final boolean listUninstalled = (flags & MATCH_KNOWN_PACKAGES) != 0; 7769 mPermissionManager.enforceCrossUserPermission(callingUid, userId, 7770 true /* requireFullPermission */, false /* checkShell */, 7771 "get installed packages"); 7772 7773 // writer 7774 synchronized (mPackages) { 7775 ArrayList<PackageInfo> list; 7776 if (listUninstalled) { 7777 list = new ArrayList<>(mSettings.mPackages.size()); 7778 for (PackageSetting ps : mSettings.mPackages.values()) { 7779 if (filterSharedLibPackageLPr(ps, callingUid, userId, flags)) { 7780 continue; 7781 } 7782 if (filterAppAccessLPr(ps, callingUid, userId)) { 7783 continue; 7784 } 7785 final PackageInfo pi = generatePackageInfo(ps, flags, userId); 7786 if (pi != null) { 7787 list.add(pi); 7788 } 7789 } 7790 } else { 7791 list = new ArrayList<>(mPackages.size()); 7792 for (PackageParser.Package p : mPackages.values()) { 7793 final PackageSetting ps = (PackageSetting) p.mExtras; 7794 if (filterSharedLibPackageLPr(ps, callingUid, userId, flags)) { 7795 continue; 7796 } 7797 if (filterAppAccessLPr(ps, callingUid, userId)) { 7798 continue; 7799 } 7800 final PackageInfo pi = generatePackageInfo((PackageSetting) 7801 p.mExtras, flags, userId); 7802 if (pi != null) { 7803 list.add(pi); 7804 } 7805 } 7806 } 7807 7808 return new ParceledListSlice<>(list); 7809 } 7810 } 7811 7812 private void addPackageHoldingPermissions(ArrayList<PackageInfo> list, PackageSetting ps, 7813 String[] permissions, boolean[] tmp, int flags, int userId) { 7814 int numMatch = 0; 7815 final PermissionsState permissionsState = ps.getPermissionsState(); 7816 for (int i=0; i<permissions.length; i++) { 7817 final String permission = permissions[i]; 7818 if (permissionsState.hasPermission(permission, userId)) { 7819 tmp[i] = true; 7820 numMatch++; 7821 } else { 7822 tmp[i] = false; 7823 } 7824 } 7825 if (numMatch == 0) { 7826 return; 7827 } 7828 final PackageInfo pi = generatePackageInfo(ps, flags, userId); 7829 7830 // The above might return null in cases of uninstalled apps or install-state 7831 // skew across users/profiles. 7832 if (pi != null) { 7833 if ((flags&PackageManager.GET_PERMISSIONS) == 0) { 7834 if (numMatch == permissions.length) { 7835 pi.requestedPermissions = permissions; 7836 } else { 7837 pi.requestedPermissions = new String[numMatch]; 7838 numMatch = 0; 7839 for (int i=0; i<permissions.length; i++) { 7840 if (tmp[i]) { 7841 pi.requestedPermissions[numMatch] = permissions[i]; 7842 numMatch++; 7843 } 7844 } 7845 } 7846 } 7847 list.add(pi); 7848 } 7849 } 7850 7851 @Override 7852 public ParceledListSlice<PackageInfo> getPackagesHoldingPermissions( 7853 String[] permissions, int flags, int userId) { 7854 if (!sUserManager.exists(userId)) return ParceledListSlice.emptyList(); 7855 flags = updateFlagsForPackage(flags, userId, permissions); 7856 mPermissionManager.enforceCrossUserPermission(Binder.getCallingUid(), userId, 7857 true /* requireFullPermission */, false /* checkShell */, 7858 "get packages holding permissions"); 7859 final boolean listUninstalled = (flags & MATCH_KNOWN_PACKAGES) != 0; 7860 7861 // writer 7862 synchronized (mPackages) { 7863 ArrayList<PackageInfo> list = new ArrayList<PackageInfo>(); 7864 boolean[] tmpBools = new boolean[permissions.length]; 7865 if (listUninstalled) { 7866 for (PackageSetting ps : mSettings.mPackages.values()) { 7867 addPackageHoldingPermissions(list, ps, permissions, tmpBools, flags, 7868 userId); 7869 } 7870 } else { 7871 for (PackageParser.Package pkg : mPackages.values()) { 7872 PackageSetting ps = (PackageSetting)pkg.mExtras; 7873 if (ps != null) { 7874 addPackageHoldingPermissions(list, ps, permissions, tmpBools, flags, 7875 userId); 7876 } 7877 } 7878 } 7879 7880 return new ParceledListSlice<PackageInfo>(list); 7881 } 7882 } 7883 7884 @Override 7885 public ParceledListSlice<ApplicationInfo> getInstalledApplications(int flags, int userId) { 7886 final int callingUid = Binder.getCallingUid(); 7887 if (getInstantAppPackageName(callingUid) != null) { 7888 return ParceledListSlice.emptyList(); 7889 } 7890 if (!sUserManager.exists(userId)) return ParceledListSlice.emptyList(); 7891 flags = updateFlagsForApplication(flags, userId, null); 7892 final boolean listUninstalled = (flags & MATCH_KNOWN_PACKAGES) != 0; 7893 7894 // writer 7895 synchronized (mPackages) { 7896 ArrayList<ApplicationInfo> list; 7897 if (listUninstalled) { 7898 list = new ArrayList<>(mSettings.mPackages.size()); 7899 for (PackageSetting ps : mSettings.mPackages.values()) { 7900 ApplicationInfo ai; 7901 int effectiveFlags = flags; 7902 if (ps.isSystem()) { 7903 effectiveFlags |= PackageManager.MATCH_ANY_USER; 7904 } 7905 if (ps.pkg != null) { 7906 if (filterSharedLibPackageLPr(ps, callingUid, userId, flags)) { 7907 continue; 7908 } 7909 if (filterAppAccessLPr(ps, callingUid, userId)) { 7910 continue; 7911 } 7912 ai = PackageParser.generateApplicationInfo(ps.pkg, effectiveFlags, 7913 ps.readUserState(userId), userId); 7914 if (ai != null) { 7915 ai.packageName = resolveExternalPackageNameLPr(ps.pkg); 7916 } 7917 } else { 7918 // Shared lib filtering done in generateApplicationInfoFromSettingsLPw 7919 // and already converts to externally visible package name 7920 ai = generateApplicationInfoFromSettingsLPw(ps.name, 7921 callingUid, effectiveFlags, userId); 7922 } 7923 if (ai != null) { 7924 list.add(ai); 7925 } 7926 } 7927 } else { 7928 list = new ArrayList<>(mPackages.size()); 7929 for (PackageParser.Package p : mPackages.values()) { 7930 if (p.mExtras != null) { 7931 PackageSetting ps = (PackageSetting) p.mExtras; 7932 if (filterSharedLibPackageLPr(ps, Binder.getCallingUid(), userId, flags)) { 7933 continue; 7934 } 7935 if (filterAppAccessLPr(ps, callingUid, userId)) { 7936 continue; 7937 } 7938 ApplicationInfo ai = PackageParser.generateApplicationInfo(p, flags, 7939 ps.readUserState(userId), userId); 7940 if (ai != null) { 7941 ai.packageName = resolveExternalPackageNameLPr(p); 7942 list.add(ai); 7943 } 7944 } 7945 } 7946 } 7947 7948 return new ParceledListSlice<>(list); 7949 } 7950 } 7951 7952 @Override 7953 public ParceledListSlice<InstantAppInfo> getInstantApps(int userId) { 7954 if (HIDE_EPHEMERAL_APIS || isEphemeralDisabled()) { 7955 return null; 7956 } 7957 if (!canViewInstantApps(Binder.getCallingUid(), userId)) { 7958 mContext.enforceCallingOrSelfPermission(Manifest.permission.ACCESS_INSTANT_APPS, 7959 "getEphemeralApplications"); 7960 } 7961 mPermissionManager.enforceCrossUserPermission(Binder.getCallingUid(), userId, 7962 true /* requireFullPermission */, false /* checkShell */, 7963 "getEphemeralApplications"); 7964 synchronized (mPackages) { 7965 List<InstantAppInfo> instantApps = mInstantAppRegistry 7966 .getInstantAppsLPr(userId); 7967 if (instantApps != null) { 7968 return new ParceledListSlice<>(instantApps); 7969 } 7970 } 7971 return null; 7972 } 7973 7974 @Override 7975 public boolean isInstantApp(String packageName, int userId) { 7976 mPermissionManager.enforceCrossUserPermission(Binder.getCallingUid(), userId, 7977 true /* requireFullPermission */, false /* checkShell */, 7978 "isInstantApp"); 7979 if (HIDE_EPHEMERAL_APIS || isEphemeralDisabled()) { 7980 return false; 7981 } 7982 7983 synchronized (mPackages) { 7984 int callingUid = Binder.getCallingUid(); 7985 if (Process.isIsolated(callingUid)) { 7986 callingUid = mIsolatedOwners.get(callingUid); 7987 } 7988 final PackageSetting ps = mSettings.mPackages.get(packageName); 7989 PackageParser.Package pkg = mPackages.get(packageName); 7990 final boolean returnAllowed = 7991 ps != null 7992 && (isCallerSameApp(packageName, callingUid) 7993 || canViewInstantApps(callingUid, userId) 7994 || mInstantAppRegistry.isInstantAccessGranted( 7995 userId, UserHandle.getAppId(callingUid), ps.appId)); 7996 if (returnAllowed) { 7997 return ps.getInstantApp(userId); 7998 } 7999 } 8000 return false; 8001 } 8002 8003 @Override 8004 public byte[] getInstantAppCookie(String packageName, int userId) { 8005 if (HIDE_EPHEMERAL_APIS || isEphemeralDisabled()) { 8006 return null; 8007 } 8008 8009 mPermissionManager.enforceCrossUserPermission(Binder.getCallingUid(), userId, 8010 true /* requireFullPermission */, false /* checkShell */, 8011 "getInstantAppCookie"); 8012 if (!isCallerSameApp(packageName, Binder.getCallingUid())) { 8013 return null; 8014 } 8015 synchronized (mPackages) { 8016 return mInstantAppRegistry.getInstantAppCookieLPw( 8017 packageName, userId); 8018 } 8019 } 8020 8021 @Override 8022 public boolean setInstantAppCookie(String packageName, byte[] cookie, int userId) { 8023 if (HIDE_EPHEMERAL_APIS || isEphemeralDisabled()) { 8024 return true; 8025 } 8026 8027 mPermissionManager.enforceCrossUserPermission(Binder.getCallingUid(), userId, 8028 true /* requireFullPermission */, true /* checkShell */, 8029 "setInstantAppCookie"); 8030 if (!isCallerSameApp(packageName, Binder.getCallingUid())) { 8031 return false; 8032 } 8033 synchronized (mPackages) { 8034 return mInstantAppRegistry.setInstantAppCookieLPw( 8035 packageName, cookie, userId); 8036 } 8037 } 8038 8039 @Override 8040 public Bitmap getInstantAppIcon(String packageName, int userId) { 8041 if (HIDE_EPHEMERAL_APIS || isEphemeralDisabled()) { 8042 return null; 8043 } 8044 8045 if (!canViewInstantApps(Binder.getCallingUid(), userId)) { 8046 mContext.enforceCallingOrSelfPermission(Manifest.permission.ACCESS_INSTANT_APPS, 8047 "getInstantAppIcon"); 8048 } 8049 mPermissionManager.enforceCrossUserPermission(Binder.getCallingUid(), userId, 8050 true /* requireFullPermission */, false /* checkShell */, 8051 "getInstantAppIcon"); 8052 8053 synchronized (mPackages) { 8054 return mInstantAppRegistry.getInstantAppIconLPw( 8055 packageName, userId); 8056 } 8057 } 8058 8059 private boolean isCallerSameApp(String packageName, int uid) { 8060 PackageParser.Package pkg = mPackages.get(packageName); 8061 return pkg != null 8062 && UserHandle.getAppId(uid) == pkg.applicationInfo.uid; 8063 } 8064 8065 @Override 8066 public @NonNull ParceledListSlice<ApplicationInfo> getPersistentApplications(int flags) { 8067 if (getInstantAppPackageName(Binder.getCallingUid()) != null) { 8068 return ParceledListSlice.emptyList(); 8069 } 8070 return new ParceledListSlice<>(getPersistentApplicationsInternal(flags)); 8071 } 8072 8073 private @NonNull List<ApplicationInfo> getPersistentApplicationsInternal(int flags) { 8074 final ArrayList<ApplicationInfo> finalList = new ArrayList<ApplicationInfo>(); 8075 8076 // reader 8077 synchronized (mPackages) { 8078 final Iterator<PackageParser.Package> i = mPackages.values().iterator(); 8079 final int userId = UserHandle.getCallingUserId(); 8080 while (i.hasNext()) { 8081 final PackageParser.Package p = i.next(); 8082 if (p.applicationInfo == null) continue; 8083 8084 final boolean matchesUnaware = ((flags & MATCH_DIRECT_BOOT_UNAWARE) != 0) 8085 && !p.applicationInfo.isDirectBootAware(); 8086 final boolean matchesAware = ((flags & MATCH_DIRECT_BOOT_AWARE) != 0) 8087 && p.applicationInfo.isDirectBootAware(); 8088 8089 if ((p.applicationInfo.flags & ApplicationInfo.FLAG_PERSISTENT) != 0 8090 && (!mSafeMode || isSystemApp(p)) 8091 && (matchesUnaware || matchesAware)) { 8092 PackageSetting ps = mSettings.mPackages.get(p.packageName); 8093 if (ps != null) { 8094 ApplicationInfo ai = PackageParser.generateApplicationInfo(p, flags, 8095 ps.readUserState(userId), userId); 8096 if (ai != null) { 8097 finalList.add(ai); 8098 } 8099 } 8100 } 8101 } 8102 } 8103 8104 return finalList; 8105 } 8106 8107 @Override 8108 public ProviderInfo resolveContentProvider(String name, int flags, int userId) { 8109 return resolveContentProviderInternal(name, flags, userId); 8110 } 8111 8112 private ProviderInfo resolveContentProviderInternal(String name, int flags, int userId) { 8113 if (!sUserManager.exists(userId)) return null; 8114 flags = updateFlagsForComponent(flags, userId, name); 8115 final String instantAppPkgName = getInstantAppPackageName(Binder.getCallingUid()); 8116 // reader 8117 synchronized (mPackages) { 8118 final PackageParser.Provider provider = mProvidersByAuthority.get(name); 8119 PackageSetting ps = provider != null 8120 ? mSettings.mPackages.get(provider.owner.packageName) 8121 : null; 8122 if (ps != null) { 8123 final boolean isInstantApp = ps.getInstantApp(userId); 8124 // normal application; filter out instant application provider 8125 if (instantAppPkgName == null && isInstantApp) { 8126 return null; 8127 } 8128 // instant application; filter out other instant applications 8129 if (instantAppPkgName != null 8130 && isInstantApp 8131 && !provider.owner.packageName.equals(instantAppPkgName)) { 8132 return null; 8133 } 8134 // instant application; filter out non-exposed provider 8135 if (instantAppPkgName != null 8136 && !isInstantApp 8137 && (provider.info.flags & ProviderInfo.FLAG_VISIBLE_TO_INSTANT_APP) == 0) { 8138 return null; 8139 } 8140 // provider not enabled 8141 if (!mSettings.isEnabledAndMatchLPr(provider.info, flags, userId)) { 8142 return null; 8143 } 8144 return PackageParser.generateProviderInfo( 8145 provider, flags, ps.readUserState(userId), userId); 8146 } 8147 return null; 8148 } 8149 } 8150 8151 /** 8152 * @deprecated 8153 */ 8154 @Deprecated 8155 public void querySyncProviders(List<String> outNames, List<ProviderInfo> outInfo) { 8156 if (getInstantAppPackageName(Binder.getCallingUid()) != null) { 8157 return; 8158 } 8159 // reader 8160 synchronized (mPackages) { 8161 final Iterator<Map.Entry<String, PackageParser.Provider>> i = mProvidersByAuthority 8162 .entrySet().iterator(); 8163 final int userId = UserHandle.getCallingUserId(); 8164 while (i.hasNext()) { 8165 Map.Entry<String, PackageParser.Provider> entry = i.next(); 8166 PackageParser.Provider p = entry.getValue(); 8167 PackageSetting ps = mSettings.mPackages.get(p.owner.packageName); 8168 8169 if (ps != null && p.syncable 8170 && (!mSafeMode || (p.info.applicationInfo.flags 8171 &ApplicationInfo.FLAG_SYSTEM) != 0)) { 8172 ProviderInfo info = PackageParser.generateProviderInfo(p, 0, 8173 ps.readUserState(userId), userId); 8174 if (info != null) { 8175 outNames.add(entry.getKey()); 8176 outInfo.add(info); 8177 } 8178 } 8179 } 8180 } 8181 } 8182 8183 @Override 8184 public @NonNull ParceledListSlice<ProviderInfo> queryContentProviders(String processName, 8185 int uid, int flags, String metaDataKey) { 8186 final int callingUid = Binder.getCallingUid(); 8187 final int userId = processName != null ? UserHandle.getUserId(uid) 8188 : UserHandle.getCallingUserId(); 8189 if (!sUserManager.exists(userId)) return ParceledListSlice.emptyList(); 8190 flags = updateFlagsForComponent(flags, userId, processName); 8191 ArrayList<ProviderInfo> finalList = null; 8192 // reader 8193 synchronized (mPackages) { 8194 final Iterator<PackageParser.Provider> i = mProviders.mProviders.values().iterator(); 8195 while (i.hasNext()) { 8196 final PackageParser.Provider p = i.next(); 8197 PackageSetting ps = mSettings.mPackages.get(p.owner.packageName); 8198 if (ps != null && p.info.authority != null 8199 && (processName == null 8200 || (p.info.processName.equals(processName) 8201 && UserHandle.isSameApp(p.info.applicationInfo.uid, uid))) 8202 && mSettings.isEnabledAndMatchLPr(p.info, flags, userId)) { 8203 8204 // See PM.queryContentProviders()'s javadoc for why we have the metaData 8205 // parameter. 8206 if (metaDataKey != null 8207 && (p.metaData == null || !p.metaData.containsKey(metaDataKey))) { 8208 continue; 8209 } 8210 final ComponentName component = 8211 new ComponentName(p.info.packageName, p.info.name); 8212 if (filterAppAccessLPr(ps, callingUid, component, TYPE_PROVIDER, userId)) { 8213 continue; 8214 } 8215 if (finalList == null) { 8216 finalList = new ArrayList<ProviderInfo>(3); 8217 } 8218 ProviderInfo info = PackageParser.generateProviderInfo(p, flags, 8219 ps.readUserState(userId), userId); 8220 if (info != null) { 8221 finalList.add(info); 8222 } 8223 } 8224 } 8225 } 8226 8227 if (finalList != null) { 8228 Collections.sort(finalList, mProviderInitOrderSorter); 8229 return new ParceledListSlice<ProviderInfo>(finalList); 8230 } 8231 8232 return ParceledListSlice.emptyList(); 8233 } 8234 8235 @Override 8236 public InstrumentationInfo getInstrumentationInfo(ComponentName component, int flags) { 8237 // reader 8238 synchronized (mPackages) { 8239 final int callingUid = Binder.getCallingUid(); 8240 final int callingUserId = UserHandle.getUserId(callingUid); 8241 final PackageSetting ps = mSettings.mPackages.get(component.getPackageName()); 8242 if (ps == null) return null; 8243 if (filterAppAccessLPr(ps, callingUid, component, TYPE_UNKNOWN, callingUserId)) { 8244 return null; 8245 } 8246 final PackageParser.Instrumentation i = mInstrumentation.get(component); 8247 return PackageParser.generateInstrumentationInfo(i, flags); 8248 } 8249 } 8250 8251 @Override 8252 public @NonNull ParceledListSlice<InstrumentationInfo> queryInstrumentation( 8253 String targetPackage, int flags) { 8254 final int callingUid = Binder.getCallingUid(); 8255 final int callingUserId = UserHandle.getUserId(callingUid); 8256 final PackageSetting ps = mSettings.mPackages.get(targetPackage); 8257 if (filterAppAccessLPr(ps, callingUid, callingUserId)) { 8258 return ParceledListSlice.emptyList(); 8259 } 8260 return new ParceledListSlice<>(queryInstrumentationInternal(targetPackage, flags)); 8261 } 8262 8263 private @NonNull List<InstrumentationInfo> queryInstrumentationInternal(String targetPackage, 8264 int flags) { 8265 ArrayList<InstrumentationInfo> finalList = new ArrayList<InstrumentationInfo>(); 8266 8267 // reader 8268 synchronized (mPackages) { 8269 final Iterator<PackageParser.Instrumentation> i = mInstrumentation.values().iterator(); 8270 while (i.hasNext()) { 8271 final PackageParser.Instrumentation p = i.next(); 8272 if (targetPackage == null 8273 || targetPackage.equals(p.info.targetPackage)) { 8274 InstrumentationInfo ii = PackageParser.generateInstrumentationInfo(p, 8275 flags); 8276 if (ii != null) { 8277 finalList.add(ii); 8278 } 8279 } 8280 } 8281 } 8282 8283 return finalList; 8284 } 8285 8286 private void scanDirTracedLI(File scanDir, final int parseFlags, int scanFlags, long currentTime) { 8287 Trace.traceBegin(TRACE_TAG_PACKAGE_MANAGER, "scanDir [" + scanDir.getAbsolutePath() + "]"); 8288 try { 8289 scanDirLI(scanDir, parseFlags, scanFlags, currentTime); 8290 } finally { 8291 Trace.traceEnd(TRACE_TAG_PACKAGE_MANAGER); 8292 } 8293 } 8294 8295 private void scanDirLI(File scanDir, int parseFlags, int scanFlags, long currentTime) { 8296 final File[] files = scanDir.listFiles(); 8297 if (ArrayUtils.isEmpty(files)) { 8298 Log.d(TAG, "No files in app dir " + scanDir); 8299 return; 8300 } 8301 8302 if (DEBUG_PACKAGE_SCANNING) { 8303 Log.d(TAG, "Scanning app dir " + scanDir + " scanFlags=" + scanFlags 8304 + " flags=0x" + Integer.toHexString(parseFlags)); 8305 } 8306 try (ParallelPackageParser parallelPackageParser = new ParallelPackageParser( 8307 mSeparateProcesses, mOnlyCore, mMetrics, mCacheDir, 8308 mParallelPackageParserCallback)) { 8309 // Submit files for parsing in parallel 8310 int fileCount = 0; 8311 for (File file : files) { 8312 final boolean isPackage = (isApkFile(file) || file.isDirectory()) 8313 && !PackageInstallerService.isStageName(file.getName()); 8314 if (!isPackage) { 8315 // Ignore entries which are not packages 8316 continue; 8317 } 8318 parallelPackageParser.submit(file, parseFlags); 8319 fileCount++; 8320 } 8321 8322 // Process results one by one 8323 for (; fileCount > 0; fileCount--) { 8324 ParallelPackageParser.ParseResult parseResult = parallelPackageParser.take(); 8325 Throwable throwable = parseResult.throwable; 8326 int errorCode = PackageManager.INSTALL_SUCCEEDED; 8327 8328 if (throwable == null) { 8329 // TODO(toddke): move lower in the scan chain 8330 // Static shared libraries have synthetic package names 8331 if (parseResult.pkg.applicationInfo.isStaticSharedLibrary()) { 8332 renameStaticSharedLibraryPackage(parseResult.pkg); 8333 } 8334 try { 8335 if (errorCode == PackageManager.INSTALL_SUCCEEDED) { 8336 scanPackageChildLI(parseResult.pkg, parseFlags, scanFlags, 8337 currentTime, null); 8338 } 8339 } catch (PackageManagerException e) { 8340 errorCode = e.error; 8341 Slog.w(TAG, "Failed to scan " + parseResult.scanFile + ": " + e.getMessage()); 8342 } 8343 } else if (throwable instanceof PackageParser.PackageParserException) { 8344 PackageParser.PackageParserException e = (PackageParser.PackageParserException) 8345 throwable; 8346 errorCode = e.error; 8347 Slog.w(TAG, "Failed to parse " + parseResult.scanFile + ": " + e.getMessage()); 8348 } else { 8349 throw new IllegalStateException("Unexpected exception occurred while parsing " 8350 + parseResult.scanFile, throwable); 8351 } 8352 8353 // Delete invalid userdata apps 8354 if ((scanFlags & SCAN_AS_SYSTEM) == 0 && 8355 errorCode == PackageManager.INSTALL_FAILED_INVALID_APK) { 8356 logCriticalInfo(Log.WARN, 8357 "Deleting invalid package at " + parseResult.scanFile); 8358 removeCodePathLI(parseResult.scanFile); 8359 } 8360 } 8361 } 8362 } 8363 8364 public static void reportSettingsProblem(int priority, String msg) { 8365 logCriticalInfo(priority, msg); 8366 } 8367 8368 private void collectCertificatesLI(PackageSetting ps, PackageParser.Package pkg, 8369 boolean forceCollect) throws PackageManagerException { 8370 // When upgrading from pre-N MR1, verify the package time stamp using the package 8371 // directory and not the APK file. 8372 final long lastModifiedTime = mIsPreNMR1Upgrade 8373 ? new File(pkg.codePath).lastModified() : getLastModifiedTime(pkg); 8374 // Note that currently skipVerify skips verification on both base and splits for simplicity. 8375 final boolean skipVerify = forceCollect && canSkipFullPackageVerification(pkg); 8376 if (ps != null && !forceCollect 8377 && ps.codePathString.equals(pkg.codePath) 8378 && ps.timeStamp == lastModifiedTime 8379 && !isCompatSignatureUpdateNeeded(pkg) 8380 && !isRecoverSignatureUpdateNeeded(pkg)) { 8381 if (ps.signatures.mSigningDetails.signatures != null 8382 && ps.signatures.mSigningDetails.signatures.length != 0 8383 && ps.signatures.mSigningDetails.signatureSchemeVersion 8384 != SignatureSchemeVersion.UNKNOWN) { 8385 // Optimization: reuse the existing cached signing data 8386 // if the package appears to be unchanged. 8387 pkg.mSigningDetails = 8388 new PackageParser.SigningDetails(ps.signatures.mSigningDetails); 8389 return; 8390 } 8391 8392 Slog.w(TAG, "PackageSetting for " + ps.name 8393 + " is missing signatures. Collecting certs again to recover them."); 8394 } else { 8395 Slog.i(TAG, pkg.codePath + " changed; collecting certs" + 8396 (forceCollect ? " (forced)" : "")); 8397 } 8398 8399 try { 8400 Trace.traceBegin(TRACE_TAG_PACKAGE_MANAGER, "collectCertificates"); 8401 PackageParser.collectCertificates(pkg, skipVerify); 8402 } catch (PackageParserException e) { 8403 throw PackageManagerException.from(e); 8404 } finally { 8405 Trace.traceEnd(TRACE_TAG_PACKAGE_MANAGER); 8406 } 8407 } 8408 8409 /** 8410 * Traces a package scan. 8411 * @see #scanPackageLI(File, int, int, long, UserHandle) 8412 */ 8413 private PackageParser.Package scanPackageTracedLI(File scanFile, final int parseFlags, 8414 int scanFlags, long currentTime, UserHandle user) throws PackageManagerException { 8415 Trace.traceBegin(TRACE_TAG_PACKAGE_MANAGER, "scanPackage [" + scanFile.toString() + "]"); 8416 try { 8417 return scanPackageLI(scanFile, parseFlags, scanFlags, currentTime, user); 8418 } finally { 8419 Trace.traceEnd(TRACE_TAG_PACKAGE_MANAGER); 8420 } 8421 } 8422 8423 /** 8424 * Scans a package and returns the newly parsed package. 8425 * Returns {@code null} in case of errors and the error code is stored in mLastScanError 8426 */ 8427 private PackageParser.Package scanPackageLI(File scanFile, int parseFlags, int scanFlags, 8428 long currentTime, UserHandle user) throws PackageManagerException { 8429 if (DEBUG_INSTALL) Slog.d(TAG, "Parsing: " + scanFile); 8430 PackageParser pp = new PackageParser(); 8431 pp.setSeparateProcesses(mSeparateProcesses); 8432 pp.setOnlyCoreApps(mOnlyCore); 8433 pp.setDisplayMetrics(mMetrics); 8434 pp.setCallback(mPackageParserCallback); 8435 8436 Trace.traceBegin(TRACE_TAG_PACKAGE_MANAGER, "parsePackage"); 8437 final PackageParser.Package pkg; 8438 try { 8439 pkg = pp.parsePackage(scanFile, parseFlags); 8440 } catch (PackageParserException e) { 8441 throw PackageManagerException.from(e); 8442 } finally { 8443 Trace.traceEnd(TRACE_TAG_PACKAGE_MANAGER); 8444 } 8445 8446 // Static shared libraries have synthetic package names 8447 if (pkg.applicationInfo.isStaticSharedLibrary()) { 8448 renameStaticSharedLibraryPackage(pkg); 8449 } 8450 8451 return scanPackageChildLI(pkg, parseFlags, scanFlags, currentTime, user); 8452 } 8453 8454 /** 8455 * Scans a package and returns the newly parsed package. 8456 * @throws PackageManagerException on a parse error. 8457 */ 8458 private PackageParser.Package scanPackageChildLI(PackageParser.Package pkg, 8459 final @ParseFlags int parseFlags, @ScanFlags int scanFlags, long currentTime, 8460 @Nullable UserHandle user) 8461 throws PackageManagerException { 8462 // If the package has children and this is the first dive in the function 8463 // we scan the package with the SCAN_CHECK_ONLY flag set to see whether all 8464 // packages (parent and children) would be successfully scanned before the 8465 // actual scan since scanning mutates internal state and we want to atomically 8466 // install the package and its children. 8467 if ((scanFlags & SCAN_CHECK_ONLY) == 0) { 8468 if (pkg.childPackages != null && pkg.childPackages.size() > 0) { 8469 scanFlags |= SCAN_CHECK_ONLY; 8470 } 8471 } else { 8472 scanFlags &= ~SCAN_CHECK_ONLY; 8473 } 8474 8475 // Scan the parent 8476 PackageParser.Package scannedPkg = addForInitLI(pkg, parseFlags, 8477 scanFlags, currentTime, user); 8478 8479 // Scan the children 8480 final int childCount = (pkg.childPackages != null) ? pkg.childPackages.size() : 0; 8481 for (int i = 0; i < childCount; i++) { 8482 PackageParser.Package childPackage = pkg.childPackages.get(i); 8483 addForInitLI(childPackage, parseFlags, scanFlags, 8484 currentTime, user); 8485 } 8486 8487 8488 if ((scanFlags & SCAN_CHECK_ONLY) != 0) { 8489 return scanPackageChildLI(pkg, parseFlags, scanFlags, currentTime, user); 8490 } 8491 8492 return scannedPkg; 8493 } 8494 8495 /** 8496 * Returns if full apk verification can be skipped for the whole package, including the splits. 8497 */ 8498 private boolean canSkipFullPackageVerification(PackageParser.Package pkg) { 8499 if (!canSkipFullApkVerification(pkg.baseCodePath)) { 8500 return false; 8501 } 8502 // TODO: Allow base and splits to be verified individually. 8503 if (!ArrayUtils.isEmpty(pkg.splitCodePaths)) { 8504 for (int i = 0; i < pkg.splitCodePaths.length; i++) { 8505 if (!canSkipFullApkVerification(pkg.splitCodePaths[i])) { 8506 return false; 8507 } 8508 } 8509 } 8510 return true; 8511 } 8512 8513 /** 8514 * Returns if full apk verification can be skipped, depending on current FSVerity setup and 8515 * whether the apk contains signed root hash. Note that the signer's certificate still needs to 8516 * match one in a trusted source, and should be done separately. 8517 */ 8518 private boolean canSkipFullApkVerification(String apkPath) { 8519 byte[] rootHashObserved = null; 8520 try { 8521 rootHashObserved = VerityUtils.generateFsverityRootHash(apkPath); 8522 if (rootHashObserved == null) { 8523 return false; // APK does not contain Merkle tree root hash. 8524 } 8525 synchronized (mInstallLock) { 8526 // Returns whether the observed root hash matches what kernel has. 8527 mInstaller.assertFsverityRootHashMatches(apkPath, rootHashObserved); 8528 return true; 8529 } 8530 } catch (InstallerException | IOException | DigestException | 8531 NoSuchAlgorithmException e) { 8532 Slog.w(TAG, "Error in fsverity check. Fallback to full apk verification.", e); 8533 } 8534 return false; 8535 } 8536 8537 // Temporary to catch potential issues with refactoring 8538 private static boolean REFACTOR_DEBUG = true; 8539 /** 8540 * Adds a new package to the internal data structures during platform initialization. 8541 * <p>After adding, the package is known to the system and available for querying. 8542 * <p>For packages located on the device ROM [eg. packages located in /system, /vendor, 8543 * etc...], additional checks are performed. Basic verification [such as ensuring 8544 * matching signatures, checking version codes, etc...] occurs if the package is 8545 * identical to a previously known package. If the package fails a signature check, 8546 * the version installed on /data will be removed. If the version of the new package 8547 * is less than or equal than the version on /data, it will be ignored. 8548 * <p>Regardless of the package location, the results are applied to the internal 8549 * structures and the package is made available to the rest of the system. 8550 * <p>NOTE: The return value should be removed. It's the passed in package object. 8551 */ 8552 private PackageParser.Package addForInitLI(PackageParser.Package pkg, 8553 @ParseFlags int parseFlags, @ScanFlags int scanFlags, long currentTime, 8554 @Nullable UserHandle user) 8555 throws PackageManagerException { 8556 final boolean scanSystemPartition = (parseFlags & PackageParser.PARSE_IS_SYSTEM_DIR) != 0; 8557 final String renamedPkgName; 8558 final PackageSetting disabledPkgSetting; 8559 final boolean isSystemPkgUpdated; 8560 final boolean pkgAlreadyExists; 8561 PackageSetting pkgSetting; 8562 8563 // NOTE: installPackageLI() has the same code to setup the package's 8564 // application info. This probably should be done lower in the call 8565 // stack [such as scanPackageOnly()]. However, we verify the application 8566 // info prior to that [in scanPackageNew()] and thus have to setup 8567 // the application info early. 8568 pkg.setApplicationVolumeUuid(pkg.volumeUuid); 8569 pkg.setApplicationInfoCodePath(pkg.codePath); 8570 pkg.setApplicationInfoBaseCodePath(pkg.baseCodePath); 8571 pkg.setApplicationInfoSplitCodePaths(pkg.splitCodePaths); 8572 pkg.setApplicationInfoResourcePath(pkg.codePath); 8573 pkg.setApplicationInfoBaseResourcePath(pkg.baseCodePath); 8574 pkg.setApplicationInfoSplitResourcePaths(pkg.splitCodePaths); 8575 8576 synchronized (mPackages) { 8577 renamedPkgName = mSettings.getRenamedPackageLPr(pkg.mRealPackage); 8578 final String realPkgName = getRealPackageName(pkg, renamedPkgName); 8579if (REFACTOR_DEBUG) { 8580Slog.e("TODD", 8581 "Add pkg: " + pkg.packageName + (realPkgName==null?"":", realName: " + realPkgName)); 8582} 8583 if (realPkgName != null) { 8584 ensurePackageRenamed(pkg, renamedPkgName); 8585 } 8586 final PackageSetting originalPkgSetting = getOriginalPackageLocked(pkg, renamedPkgName); 8587 final PackageSetting installedPkgSetting = mSettings.getPackageLPr(pkg.packageName); 8588 pkgSetting = originalPkgSetting == null ? installedPkgSetting : originalPkgSetting; 8589 pkgAlreadyExists = pkgSetting != null; 8590 final String disabledPkgName = pkgAlreadyExists ? pkgSetting.name : pkg.packageName; 8591 disabledPkgSetting = mSettings.getDisabledSystemPkgLPr(disabledPkgName); 8592 isSystemPkgUpdated = disabledPkgSetting != null; 8593 8594 if (DEBUG_INSTALL && isSystemPkgUpdated) { 8595 Slog.d(TAG, "updatedPkg = " + disabledPkgSetting); 8596 } 8597if (REFACTOR_DEBUG) { 8598Slog.e("TODD", 8599 "SSP? " + scanSystemPartition 8600 + ", exists? " + pkgAlreadyExists + (pkgAlreadyExists?" "+pkgSetting.toString():"") 8601 + ", upgraded? " + isSystemPkgUpdated + (isSystemPkgUpdated?" "+disabledPkgSetting.toString():"")); 8602} 8603 8604 final SharedUserSetting sharedUserSetting = (pkg.mSharedUserId != null) 8605 ? mSettings.getSharedUserLPw(pkg.mSharedUserId, 8606 0 /*pkgFlags*/, 0 /*pkgPrivateFlags*/, true) 8607 : null; 8608 if (DEBUG_PACKAGE_SCANNING 8609 && (parseFlags & PackageParser.PARSE_CHATTY) != 0 8610 && sharedUserSetting != null) { 8611 Log.d(TAG, "Shared UserID " + pkg.mSharedUserId 8612 + " (uid=" + sharedUserSetting.userId + "):" 8613 + " packages=" + sharedUserSetting.packages); 8614if (REFACTOR_DEBUG) { 8615Slog.e("TODD", 8616 "Shared UserID " + pkg.mSharedUserId 8617 + " (uid=" + sharedUserSetting.userId + "):" 8618 + " packages=" + sharedUserSetting.packages); 8619} 8620 } 8621 8622 if (scanSystemPartition) { 8623 // Potentially prune child packages. If the application on the /system 8624 // partition has been updated via OTA, but, is still disabled by a 8625 // version on /data, cycle through all of its children packages and 8626 // remove children that are no longer defined. 8627 if (isSystemPkgUpdated) { 8628if (REFACTOR_DEBUG) { 8629Slog.e("TODD", 8630 "Disable child packages"); 8631} 8632 final int scannedChildCount = (pkg.childPackages != null) 8633 ? pkg.childPackages.size() : 0; 8634 final int disabledChildCount = disabledPkgSetting.childPackageNames != null 8635 ? disabledPkgSetting.childPackageNames.size() : 0; 8636 for (int i = 0; i < disabledChildCount; i++) { 8637 String disabledChildPackageName = 8638 disabledPkgSetting.childPackageNames.get(i); 8639 boolean disabledPackageAvailable = false; 8640 for (int j = 0; j < scannedChildCount; j++) { 8641 PackageParser.Package childPkg = pkg.childPackages.get(j); 8642 if (childPkg.packageName.equals(disabledChildPackageName)) { 8643if (REFACTOR_DEBUG) { 8644Slog.e("TODD", 8645 "Ignore " + disabledChildPackageName); 8646} 8647 disabledPackageAvailable = true; 8648 break; 8649 } 8650 } 8651 if (!disabledPackageAvailable) { 8652if (REFACTOR_DEBUG) { 8653Slog.e("TODD", 8654 "Disable " + disabledChildPackageName); 8655} 8656 mSettings.removeDisabledSystemPackageLPw(disabledChildPackageName); 8657 } 8658 } 8659 // we're updating the disabled package, so, scan it as the package setting 8660 final ScanRequest request = new ScanRequest(pkg, sharedUserSetting, 8661 disabledPkgSetting /* pkgSetting */, null /* disabledPkgSetting */, 8662 null /* originalPkgSetting */, null, parseFlags, scanFlags, 8663 (pkg == mPlatformPackage), user); 8664if (REFACTOR_DEBUG) { 8665Slog.e("TODD", 8666 "Scan disabled system package"); 8667Slog.e("TODD", 8668 "Pre: " + request.pkgSetting.dumpState_temp()); 8669} 8670final ScanResult result = 8671 scanPackageOnlyLI(request, mFactoryTest, -1L); 8672if (REFACTOR_DEBUG) { 8673Slog.e("TODD", 8674 "Post: " + (result.success?result.pkgSetting.dumpState_temp():"FAILED scan")); 8675} 8676 } 8677 } 8678 } 8679 8680 final boolean newPkgChangedPaths = 8681 pkgAlreadyExists && !pkgSetting.codePathString.equals(pkg.codePath); 8682if (REFACTOR_DEBUG) { 8683Slog.e("TODD", 8684 "paths changed? " + newPkgChangedPaths 8685 + "; old: " + pkg.codePath 8686 + ", new: " + (pkgSetting==null?"<<NULL>>":pkgSetting.codePathString)); 8687} 8688 final boolean newPkgVersionGreater = 8689 pkgAlreadyExists && pkg.getLongVersionCode() > pkgSetting.versionCode; 8690if (REFACTOR_DEBUG) { 8691Slog.e("TODD", 8692 "version greater? " + newPkgVersionGreater 8693 + "; old: " + pkg.getLongVersionCode() 8694 + ", new: " + (pkgSetting==null?"<<NULL>>":pkgSetting.versionCode)); 8695} 8696 final boolean isSystemPkgBetter = scanSystemPartition && isSystemPkgUpdated 8697 && newPkgChangedPaths && newPkgVersionGreater; 8698if (REFACTOR_DEBUG) { 8699 Slog.e("TODD", 8700 "system better? " + isSystemPkgBetter); 8701} 8702 if (isSystemPkgBetter) { 8703 // The version of the application on /system is greater than the version on 8704 // /data. Switch back to the application on /system. 8705 // It's safe to assume the application on /system will correctly scan. If not, 8706 // there won't be a working copy of the application. 8707 synchronized (mPackages) { 8708 // just remove the loaded entries from package lists 8709 mPackages.remove(pkgSetting.name); 8710 } 8711 8712 logCriticalInfo(Log.WARN, 8713 "System package updated;" 8714 + " name: " + pkgSetting.name 8715 + "; " + pkgSetting.versionCode + " --> " + pkg.getLongVersionCode() 8716 + "; " + pkgSetting.codePathString + " --> " + pkg.codePath); 8717if (REFACTOR_DEBUG) { 8718Slog.e("TODD", 8719 "System package changed;" 8720 + " name: " + pkgSetting.name 8721 + "; " + pkgSetting.versionCode + " --> " + pkg.getLongVersionCode() 8722 + "; " + pkgSetting.codePathString + " --> " + pkg.codePath); 8723} 8724 8725 final InstallArgs args = createInstallArgsForExisting( 8726 packageFlagsToInstallFlags(pkgSetting), pkgSetting.codePathString, 8727 pkgSetting.resourcePathString, getAppDexInstructionSets(pkgSetting)); 8728 args.cleanUpResourcesLI(); 8729 synchronized (mPackages) { 8730 mSettings.enableSystemPackageLPw(pkgSetting.name); 8731 } 8732 } 8733 8734 if (scanSystemPartition && isSystemPkgUpdated && !isSystemPkgBetter) { 8735if (REFACTOR_DEBUG) { 8736Slog.e("TODD", 8737 "THROW exception; system pkg version not good enough"); 8738} 8739 // The version of the application on the /system partition is less than or 8740 // equal to the version on the /data partition. Throw an exception and use 8741 // the application already installed on the /data partition. 8742 throw new PackageManagerException(Log.WARN, "Package " + pkg.packageName + " at " 8743 + pkg.codePath + " ignored: updated version " + disabledPkgSetting.versionCode 8744 + " better than this " + pkg.getLongVersionCode()); 8745 } 8746 8747 // Verify certificates against what was last scanned. If it is an updated priv app, we will 8748 // force re-collecting certificate. Full apk verification will happen unless apk verity is 8749 // set up for the file. In that case, only small part of the apk is verified upfront. 8750 final boolean forceCollect = PackageManagerServiceUtils.isApkVerificationForced( 8751 disabledPkgSetting); 8752 collectCertificatesLI(pkgSetting, pkg, forceCollect); 8753 8754 boolean shouldHideSystemApp = false; 8755 // A new application appeared on /system, but, we already have a copy of 8756 // the application installed on /data. 8757 if (scanSystemPartition && !isSystemPkgUpdated && pkgAlreadyExists 8758 && !pkgSetting.isSystem()) { 8759 8760 if (!pkg.mSigningDetails.checkCapability(pkgSetting.signatures.mSigningDetails, 8761 PackageParser.SigningDetails.CertCapabilities.INSTALLED_DATA)) { 8762 logCriticalInfo(Log.WARN, 8763 "System package signature mismatch;" 8764 + " name: " + pkgSetting.name); 8765if (REFACTOR_DEBUG) { 8766Slog.e("TODD", 8767 "System package signature mismatch;" 8768 + " name: " + pkgSetting.name); 8769} 8770 try (PackageFreezer freezer = freezePackage(pkg.packageName, 8771 "scanPackageInternalLI")) { 8772 deletePackageLIF(pkg.packageName, null, true, null, 0, null, false, null); 8773 } 8774 pkgSetting = null; 8775 } else if (newPkgVersionGreater) { 8776 // The application on /system is newer than the application on /data. 8777 // Simply remove the application on /data [keeping application data] 8778 // and replace it with the version on /system. 8779 logCriticalInfo(Log.WARN, 8780 "System package enabled;" 8781 + " name: " + pkgSetting.name 8782 + "; " + pkgSetting.versionCode + " --> " + pkg.getLongVersionCode() 8783 + "; " + pkgSetting.codePathString + " --> " + pkg.codePath); 8784if (REFACTOR_DEBUG) { 8785Slog.e("TODD", 8786 "System package enabled;" 8787 + " name: " + pkgSetting.name 8788 + "; " + pkgSetting.versionCode + " --> " + pkg.getLongVersionCode() 8789 + "; " + pkgSetting.codePathString + " --> " + pkg.codePath); 8790} 8791 InstallArgs args = createInstallArgsForExisting( 8792 packageFlagsToInstallFlags(pkgSetting), pkgSetting.codePathString, 8793 pkgSetting.resourcePathString, getAppDexInstructionSets(pkgSetting)); 8794 synchronized (mInstallLock) { 8795 args.cleanUpResourcesLI(); 8796 } 8797 } else { 8798 // The application on /system is older than the application on /data. Hide 8799 // the application on /system and the version on /data will be scanned later 8800 // and re-added like an update. 8801 shouldHideSystemApp = true; 8802 logCriticalInfo(Log.INFO, 8803 "System package disabled;" 8804 + " name: " + pkgSetting.name 8805 + "; old: " + pkgSetting.codePathString + " @ " + pkgSetting.versionCode 8806 + "; new: " + pkg.codePath + " @ " + pkg.codePath); 8807if (REFACTOR_DEBUG) { 8808Slog.e("TODD", 8809 "System package disabled;" 8810 + " name: " + pkgSetting.name 8811 + "; old: " + pkgSetting.codePathString + " @ " + pkgSetting.versionCode 8812 + "; new: " + pkg.codePath + " @ " + pkg.codePath); 8813} 8814 } 8815 } 8816 8817if (REFACTOR_DEBUG) { 8818Slog.e("TODD", 8819 "Scan package"); 8820Slog.e("TODD", 8821 "Pre: " + (pkgSetting==null?"<<NONE>>":pkgSetting.dumpState_temp())); 8822} 8823 final PackageParser.Package scannedPkg = scanPackageNewLI(pkg, parseFlags, scanFlags 8824 | SCAN_UPDATE_SIGNATURE, currentTime, user); 8825if (REFACTOR_DEBUG) { 8826pkgSetting = mSettings.getPackageLPr(pkg.packageName); 8827Slog.e("TODD", 8828 "Post: " + (pkgSetting==null?"<<NONE>>":pkgSetting.dumpState_temp())); 8829} 8830 8831 if (shouldHideSystemApp) { 8832if (REFACTOR_DEBUG) { 8833Slog.e("TODD", 8834 "Disable package: " + pkg.packageName); 8835} 8836 synchronized (mPackages) { 8837 mSettings.disableSystemPackageLPw(pkg.packageName, true); 8838 } 8839 } 8840 return scannedPkg; 8841 } 8842 8843 private static void renameStaticSharedLibraryPackage(PackageParser.Package pkg) { 8844 // Derive the new package synthetic package name 8845 pkg.setPackageName(pkg.packageName + STATIC_SHARED_LIB_DELIMITER 8846 + pkg.staticSharedLibVersion); 8847 } 8848 8849 private static String fixProcessName(String defProcessName, 8850 String processName) { 8851 if (processName == null) { 8852 return defProcessName; 8853 } 8854 return processName; 8855 } 8856 8857 /** 8858 * Enforces that only the system UID or root's UID can call a method exposed 8859 * via Binder. 8860 * 8861 * @param message used as message if SecurityException is thrown 8862 * @throws SecurityException if the caller is not system or root 8863 */ 8864 private static final void enforceSystemOrRoot(String message) { 8865 final int uid = Binder.getCallingUid(); 8866 if (uid != Process.SYSTEM_UID && uid != Process.ROOT_UID) { 8867 throw new SecurityException(message); 8868 } 8869 } 8870 8871 @Override 8872 public void performFstrimIfNeeded() { 8873 enforceSystemOrRoot("Only the system can request fstrim"); 8874 8875 // Before everything else, see whether we need to fstrim. 8876 try { 8877 IStorageManager sm = PackageHelper.getStorageManager(); 8878 if (sm != null) { 8879 boolean doTrim = false; 8880 final long interval = android.provider.Settings.Global.getLong( 8881 mContext.getContentResolver(), 8882 android.provider.Settings.Global.FSTRIM_MANDATORY_INTERVAL, 8883 DEFAULT_MANDATORY_FSTRIM_INTERVAL); 8884 if (interval > 0) { 8885 final long timeSinceLast = System.currentTimeMillis() - sm.lastMaintenance(); 8886 if (timeSinceLast > interval) { 8887 doTrim = true; 8888 Slog.w(TAG, "No disk maintenance in " + timeSinceLast 8889 + "; running immediately"); 8890 } 8891 } 8892 if (doTrim) { 8893 final boolean dexOptDialogShown; 8894 synchronized (mPackages) { 8895 dexOptDialogShown = mDexOptDialogShown; 8896 } 8897 if (!isFirstBoot() && dexOptDialogShown) { 8898 try { 8899 ActivityManager.getService().showBootMessage( 8900 mContext.getResources().getString( 8901 R.string.android_upgrading_fstrim), true); 8902 } catch (RemoteException e) { 8903 } 8904 } 8905 sm.runMaintenance(); 8906 } 8907 } else { 8908 Slog.e(TAG, "storageManager service unavailable!"); 8909 } 8910 } catch (RemoteException e) { 8911 // Can't happen; StorageManagerService is local 8912 } 8913 } 8914 8915 @Override 8916 public void updatePackagesIfNeeded() { 8917 enforceSystemOrRoot("Only the system can request package update"); 8918 8919 // We need to re-extract after an OTA. 8920 boolean causeUpgrade = isUpgrade(); 8921 8922 // First boot or factory reset. 8923 // Note: we also handle devices that are upgrading to N right now as if it is their 8924 // first boot, as they do not have profile data. 8925 boolean causeFirstBoot = isFirstBoot() || mIsPreNUpgrade; 8926 8927 // We need to re-extract after a pruned cache, as AoT-ed files will be out of date. 8928 boolean causePrunedCache = VMRuntime.didPruneDalvikCache(); 8929 8930 if (!causeUpgrade && !causeFirstBoot && !causePrunedCache) { 8931 return; 8932 } 8933 8934 List<PackageParser.Package> pkgs; 8935 synchronized (mPackages) { 8936 pkgs = PackageManagerServiceUtils.getPackagesForDexopt(mPackages.values(), this); 8937 } 8938 8939 final long startTime = System.nanoTime(); 8940 final int[] stats = performDexOptUpgrade(pkgs, mIsPreNUpgrade /* showDialog */, 8941 getCompilerFilterForReason(causeFirstBoot ? REASON_FIRST_BOOT : REASON_BOOT), 8942 false /* bootComplete */); 8943 8944 final int elapsedTimeSeconds = 8945 (int) TimeUnit.NANOSECONDS.toSeconds(System.nanoTime() - startTime); 8946 8947 MetricsLogger.histogram(mContext, "opt_dialog_num_dexopted", stats[0]); 8948 MetricsLogger.histogram(mContext, "opt_dialog_num_skipped", stats[1]); 8949 MetricsLogger.histogram(mContext, "opt_dialog_num_failed", stats[2]); 8950 MetricsLogger.histogram(mContext, "opt_dialog_num_total", getOptimizablePackages().size()); 8951 MetricsLogger.histogram(mContext, "opt_dialog_time_s", elapsedTimeSeconds); 8952 } 8953 8954 /* 8955 * Return the prebuilt profile path given a package base code path. 8956 */ 8957 private static String getPrebuildProfilePath(PackageParser.Package pkg) { 8958 return pkg.baseCodePath + ".prof"; 8959 } 8960 8961 /** 8962 * Performs dexopt on the set of packages in {@code packages} and returns an int array 8963 * containing statistics about the invocation. The array consists of three elements, 8964 * which are (in order) {@code numberOfPackagesOptimized}, {@code numberOfPackagesSkipped} 8965 * and {@code numberOfPackagesFailed}. 8966 */ 8967 private int[] performDexOptUpgrade(List<PackageParser.Package> pkgs, boolean showDialog, 8968 final String compilerFilter, boolean bootComplete) { 8969 8970 int numberOfPackagesVisited = 0; 8971 int numberOfPackagesOptimized = 0; 8972 int numberOfPackagesSkipped = 0; 8973 int numberOfPackagesFailed = 0; 8974 final int numberOfPackagesToDexopt = pkgs.size(); 8975 8976 for (PackageParser.Package pkg : pkgs) { 8977 numberOfPackagesVisited++; 8978 8979 boolean useProfileForDexopt = false; 8980 8981 if ((isFirstBoot() || isUpgrade()) && isSystemApp(pkg)) { 8982 // Copy over initial preopt profiles since we won't get any JIT samples for methods 8983 // that are already compiled. 8984 File profileFile = new File(getPrebuildProfilePath(pkg)); 8985 // Copy profile if it exists. 8986 if (profileFile.exists()) { 8987 try { 8988 // We could also do this lazily before calling dexopt in 8989 // PackageDexOptimizer to prevent this happening on first boot. The issue 8990 // is that we don't have a good way to say "do this only once". 8991 if (!mInstaller.copySystemProfile(profileFile.getAbsolutePath(), 8992 pkg.applicationInfo.uid, pkg.packageName, 8993 ArtManager.getProfileName(null))) { 8994 Log.e(TAG, "Installer failed to copy system profile!"); 8995 } else { 8996 // Disabled as this causes speed-profile compilation during first boot 8997 // even if things are already compiled. 8998 // useProfileForDexopt = true; 8999 } 9000 } catch (Exception e) { 9001 Log.e(TAG, "Failed to copy profile " + profileFile.getAbsolutePath() + " ", 9002 e); 9003 } 9004 } else { 9005 PackageSetting disabledPs = mSettings.getDisabledSystemPkgLPr(pkg.packageName); 9006 // Handle compressed APKs in this path. Only do this for stubs with profiles to 9007 // minimize the number off apps being speed-profile compiled during first boot. 9008 // The other paths will not change the filter. 9009 if (disabledPs != null && disabledPs.pkg.isStub) { 9010 // The package is the stub one, remove the stub suffix to get the normal 9011 // package and APK names. 9012 String systemProfilePath = 9013 getPrebuildProfilePath(disabledPs.pkg).replace(STUB_SUFFIX, ""); 9014 profileFile = new File(systemProfilePath); 9015 // If we have a profile for a compressed APK, copy it to the reference 9016 // location. 9017 // Note that copying the profile here will cause it to override the 9018 // reference profile every OTA even though the existing reference profile 9019 // may have more data. We can't copy during decompression since the 9020 // directories are not set up at that point. 9021 if (profileFile.exists()) { 9022 try { 9023 // We could also do this lazily before calling dexopt in 9024 // PackageDexOptimizer to prevent this happening on first boot. The 9025 // issue is that we don't have a good way to say "do this only 9026 // once". 9027 if (!mInstaller.copySystemProfile(profileFile.getAbsolutePath(), 9028 pkg.applicationInfo.uid, pkg.packageName, 9029 ArtManager.getProfileName(null))) { 9030 Log.e(TAG, "Failed to copy system profile for stub package!"); 9031 } else { 9032 useProfileForDexopt = true; 9033 } 9034 } catch (Exception e) { 9035 Log.e(TAG, "Failed to copy profile " + 9036 profileFile.getAbsolutePath() + " ", e); 9037 } 9038 } 9039 } 9040 } 9041 } 9042 9043 if (!PackageDexOptimizer.canOptimizePackage(pkg)) { 9044 if (DEBUG_DEXOPT) { 9045 Log.i(TAG, "Skipping update of of non-optimizable app " + pkg.packageName); 9046 } 9047 numberOfPackagesSkipped++; 9048 continue; 9049 } 9050 9051 if (DEBUG_DEXOPT) { 9052 Log.i(TAG, "Updating app " + numberOfPackagesVisited + " of " + 9053 numberOfPackagesToDexopt + ": " + pkg.packageName); 9054 } 9055 9056 if (showDialog) { 9057 try { 9058 ActivityManager.getService().showBootMessage( 9059 mContext.getResources().getString(R.string.android_upgrading_apk, 9060 numberOfPackagesVisited, numberOfPackagesToDexopt), true); 9061 } catch (RemoteException e) { 9062 } 9063 synchronized (mPackages) { 9064 mDexOptDialogShown = true; 9065 } 9066 } 9067 9068 String pkgCompilerFilter = compilerFilter; 9069 if (useProfileForDexopt) { 9070 // Use background dexopt mode to try and use the profile. Note that this does not 9071 // guarantee usage of the profile. 9072 pkgCompilerFilter = 9073 PackageManagerServiceCompilerMapping.getCompilerFilterForReason( 9074 PackageManagerService.REASON_BACKGROUND_DEXOPT); 9075 } 9076 9077 // checkProfiles is false to avoid merging profiles during boot which 9078 // might interfere with background compilation (b/28612421). 9079 // Unfortunately this will also means that "pm.dexopt.boot=speed-profile" will 9080 // behave differently than "pm.dexopt.bg-dexopt=speed-profile" but that's a 9081 // trade-off worth doing to save boot time work. 9082 int dexoptFlags = bootComplete ? DexoptOptions.DEXOPT_BOOT_COMPLETE : 0; 9083 int primaryDexOptStaus = performDexOptTraced(new DexoptOptions( 9084 pkg.packageName, 9085 pkgCompilerFilter, 9086 dexoptFlags)); 9087 9088 switch (primaryDexOptStaus) { 9089 case PackageDexOptimizer.DEX_OPT_PERFORMED: 9090 numberOfPackagesOptimized++; 9091 break; 9092 case PackageDexOptimizer.DEX_OPT_SKIPPED: 9093 numberOfPackagesSkipped++; 9094 break; 9095 case PackageDexOptimizer.DEX_OPT_FAILED: 9096 numberOfPackagesFailed++; 9097 break; 9098 default: 9099 Log.e(TAG, "Unexpected dexopt return code " + primaryDexOptStaus); 9100 break; 9101 } 9102 } 9103 9104 return new int[] { numberOfPackagesOptimized, numberOfPackagesSkipped, 9105 numberOfPackagesFailed }; 9106 } 9107 9108 @Override 9109 public void notifyPackageUse(String packageName, int reason) { 9110 synchronized (mPackages) { 9111 final int callingUid = Binder.getCallingUid(); 9112 final int callingUserId = UserHandle.getUserId(callingUid); 9113 if (getInstantAppPackageName(callingUid) != null) { 9114 if (!isCallerSameApp(packageName, callingUid)) { 9115 return; 9116 } 9117 } else { 9118 if (isInstantApp(packageName, callingUserId)) { 9119 return; 9120 } 9121 } 9122 notifyPackageUseLocked(packageName, reason); 9123 } 9124 } 9125 9126 private void notifyPackageUseLocked(String packageName, int reason) { 9127 final PackageParser.Package p = mPackages.get(packageName); 9128 if (p == null) { 9129 return; 9130 } 9131 p.mLastPackageUsageTimeInMills[reason] = System.currentTimeMillis(); 9132 } 9133 9134 @Override 9135 public void notifyDexLoad(String loadingPackageName, List<String> classLoaderNames, 9136 List<String> classPaths, String loaderIsa) { 9137 int userId = UserHandle.getCallingUserId(); 9138 ApplicationInfo ai = getApplicationInfo(loadingPackageName, /*flags*/ 0, userId); 9139 if (ai == null) { 9140 Slog.w(TAG, "Loading a package that does not exist for the calling user. package=" 9141 + loadingPackageName + ", user=" + userId); 9142 return; 9143 } 9144 mDexManager.notifyDexLoad(ai, classLoaderNames, classPaths, loaderIsa, userId); 9145 } 9146 9147 @Override 9148 public void registerDexModule(String packageName, String dexModulePath, boolean isSharedModule, 9149 IDexModuleRegisterCallback callback) { 9150 int userId = UserHandle.getCallingUserId(); 9151 ApplicationInfo ai = getApplicationInfo(packageName, /*flags*/ 0, userId); 9152 DexManager.RegisterDexModuleResult result; 9153 if (ai == null) { 9154 Slog.w(TAG, "Registering a dex module for a package that does not exist for the" + 9155 " calling user. package=" + packageName + ", user=" + userId); 9156 result = new DexManager.RegisterDexModuleResult(false, "Package not installed"); 9157 } else { 9158 result = mDexManager.registerDexModule(ai, dexModulePath, isSharedModule, userId); 9159 } 9160 9161 if (callback != null) { 9162 mHandler.post(() -> { 9163 try { 9164 callback.onDexModuleRegistered(dexModulePath, result.success, result.message); 9165 } catch (RemoteException e) { 9166 Slog.w(TAG, "Failed to callback after module registration " + dexModulePath, e); 9167 } 9168 }); 9169 } 9170 } 9171 9172 /** 9173 * Ask the package manager to perform a dex-opt with the given compiler filter. 9174 * 9175 * Note: exposed only for the shell command to allow moving packages explicitly to a 9176 * definite state. 9177 */ 9178 @Override 9179 public boolean performDexOptMode(String packageName, 9180 boolean checkProfiles, String targetCompilerFilter, boolean force, 9181 boolean bootComplete, String splitName) { 9182 int flags = (checkProfiles ? DexoptOptions.DEXOPT_CHECK_FOR_PROFILES_UPDATES : 0) | 9183 (force ? DexoptOptions.DEXOPT_FORCE : 0) | 9184 (bootComplete ? DexoptOptions.DEXOPT_BOOT_COMPLETE : 0); 9185 return performDexOpt(new DexoptOptions(packageName, targetCompilerFilter, 9186 splitName, flags)); 9187 } 9188 9189 /** 9190 * Ask the package manager to perform a dex-opt with the given compiler filter on the 9191 * secondary dex files belonging to the given package. 9192 * 9193 * Note: exposed only for the shell command to allow moving packages explicitly to a 9194 * definite state. 9195 */ 9196 @Override 9197 public boolean performDexOptSecondary(String packageName, String compilerFilter, 9198 boolean force) { 9199 int flags = DexoptOptions.DEXOPT_ONLY_SECONDARY_DEX | 9200 DexoptOptions.DEXOPT_CHECK_FOR_PROFILES_UPDATES | 9201 DexoptOptions.DEXOPT_BOOT_COMPLETE | 9202 (force ? DexoptOptions.DEXOPT_FORCE : 0); 9203 return performDexOpt(new DexoptOptions(packageName, compilerFilter, flags)); 9204 } 9205 9206 /*package*/ boolean performDexOpt(DexoptOptions options) { 9207 if (getInstantAppPackageName(Binder.getCallingUid()) != null) { 9208 return false; 9209 } else if (isInstantApp(options.getPackageName(), UserHandle.getCallingUserId())) { 9210 return false; 9211 } 9212 9213 if (options.isDexoptOnlySecondaryDex()) { 9214 return mDexManager.dexoptSecondaryDex(options); 9215 } else { 9216 int dexoptStatus = performDexOptWithStatus(options); 9217 return dexoptStatus != PackageDexOptimizer.DEX_OPT_FAILED; 9218 } 9219 } 9220 9221 /** 9222 * Perform dexopt on the given package and return one of following result: 9223 * {@link PackageDexOptimizer#DEX_OPT_SKIPPED} 9224 * {@link PackageDexOptimizer#DEX_OPT_PERFORMED} 9225 * {@link PackageDexOptimizer#DEX_OPT_FAILED} 9226 */ 9227 /* package */ int performDexOptWithStatus(DexoptOptions options) { 9228 return performDexOptTraced(options); 9229 } 9230 9231 private int performDexOptTraced(DexoptOptions options) { 9232 Trace.traceBegin(TRACE_TAG_PACKAGE_MANAGER, "dexopt"); 9233 try { 9234 return performDexOptInternal(options); 9235 } finally { 9236 Trace.traceEnd(TRACE_TAG_PACKAGE_MANAGER); 9237 } 9238 } 9239 9240 // Run dexopt on a given package. Returns true if dexopt did not fail, i.e. 9241 // if the package can now be considered up to date for the given filter. 9242 private int performDexOptInternal(DexoptOptions options) { 9243 PackageParser.Package p; 9244 synchronized (mPackages) { 9245 p = mPackages.get(options.getPackageName()); 9246 if (p == null) { 9247 // Package could not be found. Report failure. 9248 return PackageDexOptimizer.DEX_OPT_FAILED; 9249 } 9250 mPackageUsage.maybeWriteAsync(mPackages); 9251 mCompilerStats.maybeWriteAsync(); 9252 } 9253 long callingId = Binder.clearCallingIdentity(); 9254 try { 9255 synchronized (mInstallLock) { 9256 return performDexOptInternalWithDependenciesLI(p, options); 9257 } 9258 } finally { 9259 Binder.restoreCallingIdentity(callingId); 9260 } 9261 } 9262 9263 public ArraySet<String> getOptimizablePackages() { 9264 ArraySet<String> pkgs = new ArraySet<String>(); 9265 synchronized (mPackages) { 9266 for (PackageParser.Package p : mPackages.values()) { 9267 if (PackageDexOptimizer.canOptimizePackage(p)) { 9268 pkgs.add(p.packageName); 9269 } 9270 } 9271 } 9272 return pkgs; 9273 } 9274 9275 private int performDexOptInternalWithDependenciesLI(PackageParser.Package p, 9276 DexoptOptions options) { 9277 // Select the dex optimizer based on the force parameter. 9278 // Note: The force option is rarely used (cmdline input for testing, mostly), so it's OK to 9279 // allocate an object here. 9280 PackageDexOptimizer pdo = options.isForce() 9281 ? new PackageDexOptimizer.ForcedUpdatePackageDexOptimizer(mPackageDexOptimizer) 9282 : mPackageDexOptimizer; 9283 9284 // Dexopt all dependencies first. Note: we ignore the return value and march on 9285 // on errors. 9286 // Note that we are going to call performDexOpt on those libraries as many times as 9287 // they are referenced in packages. When we do a batch of performDexOpt (for example 9288 // at boot, or background job), the passed 'targetCompilerFilter' stays the same, 9289 // and the first package that uses the library will dexopt it. The 9290 // others will see that the compiled code for the library is up to date. 9291 Collection<PackageParser.Package> deps = findSharedNonSystemLibraries(p); 9292 final String[] instructionSets = getAppDexInstructionSets(p.applicationInfo); 9293 if (!deps.isEmpty()) { 9294 DexoptOptions libraryOptions = new DexoptOptions(options.getPackageName(), 9295 options.getCompilerFilter(), options.getSplitName(), 9296 options.getFlags() | DexoptOptions.DEXOPT_AS_SHARED_LIBRARY); 9297 for (PackageParser.Package depPackage : deps) { 9298 // TODO: Analyze and investigate if we (should) profile libraries. 9299 pdo.performDexOpt(depPackage, null /* sharedLibraries */, instructionSets, 9300 getOrCreateCompilerPackageStats(depPackage), 9301 mDexManager.getPackageUseInfoOrDefault(depPackage.packageName), libraryOptions); 9302 } 9303 } 9304 return pdo.performDexOpt(p, p.usesLibraryFiles, instructionSets, 9305 getOrCreateCompilerPackageStats(p), 9306 mDexManager.getPackageUseInfoOrDefault(p.packageName), options); 9307 } 9308 9309 /** 9310 * Reconcile the information we have about the secondary dex files belonging to 9311 * {@code packagName} and the actual dex files. For all dex files that were 9312 * deleted, update the internal records and delete the generated oat files. 9313 */ 9314 @Override 9315 public void reconcileSecondaryDexFiles(String packageName) { 9316 if (getInstantAppPackageName(Binder.getCallingUid()) != null) { 9317 return; 9318 } else if (isInstantApp(packageName, UserHandle.getCallingUserId())) { 9319 return; 9320 } 9321 mDexManager.reconcileSecondaryDexFiles(packageName); 9322 } 9323 9324 // TODO(calin): this is only needed for BackgroundDexOptService. Find a cleaner way to inject 9325 // a reference there. 9326 /*package*/ DexManager getDexManager() { 9327 return mDexManager; 9328 } 9329 9330 /** 9331 * Execute the background dexopt job immediately. 9332 */ 9333 @Override 9334 public boolean runBackgroundDexoptJob(@Nullable List<String> packageNames) { 9335 if (getInstantAppPackageName(Binder.getCallingUid()) != null) { 9336 return false; 9337 } 9338 return BackgroundDexOptService.runIdleOptimizationsNow(this, mContext, packageNames); 9339 } 9340 9341 List<PackageParser.Package> findSharedNonSystemLibraries(PackageParser.Package p) { 9342 if (p.usesLibraries != null || p.usesOptionalLibraries != null 9343 || p.usesStaticLibraries != null) { 9344 ArrayList<PackageParser.Package> retValue = new ArrayList<>(); 9345 Set<String> collectedNames = new HashSet<>(); 9346 findSharedNonSystemLibrariesRecursive(p, retValue, collectedNames); 9347 9348 retValue.remove(p); 9349 9350 return retValue; 9351 } else { 9352 return Collections.emptyList(); 9353 } 9354 } 9355 9356 private void findSharedNonSystemLibrariesRecursive(PackageParser.Package p, 9357 ArrayList<PackageParser.Package> collected, Set<String> collectedNames) { 9358 if (!collectedNames.contains(p.packageName)) { 9359 collectedNames.add(p.packageName); 9360 collected.add(p); 9361 9362 if (p.usesLibraries != null) { 9363 findSharedNonSystemLibrariesRecursive(p.usesLibraries, 9364 null, collected, collectedNames); 9365 } 9366 if (p.usesOptionalLibraries != null) { 9367 findSharedNonSystemLibrariesRecursive(p.usesOptionalLibraries, 9368 null, collected, collectedNames); 9369 } 9370 if (p.usesStaticLibraries != null) { 9371 findSharedNonSystemLibrariesRecursive(p.usesStaticLibraries, 9372 p.usesStaticLibrariesVersions, collected, collectedNames); 9373 } 9374 } 9375 } 9376 9377 private void findSharedNonSystemLibrariesRecursive(ArrayList<String> libs, long[] versions, 9378 ArrayList<PackageParser.Package> collected, Set<String> collectedNames) { 9379 final int libNameCount = libs.size(); 9380 for (int i = 0; i < libNameCount; i++) { 9381 String libName = libs.get(i); 9382 long version = (versions != null && versions.length == libNameCount) 9383 ? versions[i] : PackageManager.VERSION_CODE_HIGHEST; 9384 PackageParser.Package libPkg = findSharedNonSystemLibrary(libName, version); 9385 if (libPkg != null) { 9386 findSharedNonSystemLibrariesRecursive(libPkg, collected, collectedNames); 9387 } 9388 } 9389 } 9390 9391 private PackageParser.Package findSharedNonSystemLibrary(String name, long version) { 9392 synchronized (mPackages) { 9393 SharedLibraryEntry libEntry = getSharedLibraryEntryLPr(name, version); 9394 if (libEntry != null) { 9395 return mPackages.get(libEntry.apk); 9396 } 9397 return null; 9398 } 9399 } 9400 9401 private SharedLibraryEntry getSharedLibraryEntryLPr(String name, long version) { 9402 LongSparseArray<SharedLibraryEntry> versionedLib = mSharedLibraries.get(name); 9403 if (versionedLib == null) { 9404 return null; 9405 } 9406 return versionedLib.get(version); 9407 } 9408 9409 private SharedLibraryEntry getLatestSharedLibraVersionLPr(PackageParser.Package pkg) { 9410 LongSparseArray<SharedLibraryEntry> versionedLib = mSharedLibraries.get( 9411 pkg.staticSharedLibName); 9412 if (versionedLib == null) { 9413 return null; 9414 } 9415 long previousLibVersion = -1; 9416 final int versionCount = versionedLib.size(); 9417 for (int i = 0; i < versionCount; i++) { 9418 final long libVersion = versionedLib.keyAt(i); 9419 if (libVersion < pkg.staticSharedLibVersion) { 9420 previousLibVersion = Math.max(previousLibVersion, libVersion); 9421 } 9422 } 9423 if (previousLibVersion >= 0) { 9424 return versionedLib.get(previousLibVersion); 9425 } 9426 return null; 9427 } 9428 9429 public void shutdown() { 9430 mPackageUsage.writeNow(mPackages); 9431 mCompilerStats.writeNow(); 9432 mDexManager.writePackageDexUsageNow(); 9433 } 9434 9435 @Override 9436 public void dumpProfiles(String packageName) { 9437 PackageParser.Package pkg; 9438 synchronized (mPackages) { 9439 pkg = mPackages.get(packageName); 9440 if (pkg == null) { 9441 throw new IllegalArgumentException("Unknown package: " + packageName); 9442 } 9443 } 9444 /* Only the shell, root, or the app user should be able to dump profiles. */ 9445 int callingUid = Binder.getCallingUid(); 9446 if (callingUid != Process.SHELL_UID && 9447 callingUid != Process.ROOT_UID && 9448 callingUid != pkg.applicationInfo.uid) { 9449 throw new SecurityException("dumpProfiles"); 9450 } 9451 9452 synchronized (mInstallLock) { 9453 Trace.traceBegin(TRACE_TAG_PACKAGE_MANAGER, "dump profiles"); 9454 mArtManagerService.dumpProfiles(pkg); 9455 Trace.traceEnd(TRACE_TAG_PACKAGE_MANAGER); 9456 } 9457 } 9458 9459 @Override 9460 public void forceDexOpt(String packageName) { 9461 enforceSystemOrRoot("forceDexOpt"); 9462 9463 PackageParser.Package pkg; 9464 synchronized (mPackages) { 9465 pkg = mPackages.get(packageName); 9466 if (pkg == null) { 9467 throw new IllegalArgumentException("Unknown package: " + packageName); 9468 } 9469 } 9470 9471 synchronized (mInstallLock) { 9472 Trace.traceBegin(TRACE_TAG_PACKAGE_MANAGER, "dexopt"); 9473 9474 // Whoever is calling forceDexOpt wants a compiled package. 9475 // Don't use profiles since that may cause compilation to be skipped. 9476 final int res = performDexOptInternalWithDependenciesLI( 9477 pkg, 9478 new DexoptOptions(packageName, 9479 getDefaultCompilerFilter(), 9480 DexoptOptions.DEXOPT_FORCE | DexoptOptions.DEXOPT_BOOT_COMPLETE)); 9481 9482 Trace.traceEnd(TRACE_TAG_PACKAGE_MANAGER); 9483 if (res != PackageDexOptimizer.DEX_OPT_PERFORMED) { 9484 throw new IllegalStateException("Failed to dexopt: " + res); 9485 } 9486 } 9487 } 9488 9489 private boolean verifyPackageUpdateLPr(PackageSetting oldPkg, PackageParser.Package newPkg) { 9490 if ((oldPkg.pkgFlags&ApplicationInfo.FLAG_SYSTEM) == 0) { 9491 Slog.w(TAG, "Unable to update from " + oldPkg.name 9492 + " to " + newPkg.packageName 9493 + ": old package not in system partition"); 9494 return false; 9495 } else if (mPackages.get(oldPkg.name) != null) { 9496 Slog.w(TAG, "Unable to update from " + oldPkg.name 9497 + " to " + newPkg.packageName 9498 + ": old package still exists"); 9499 return false; 9500 } 9501 return true; 9502 } 9503 9504 void removeCodePathLI(File codePath) { 9505 if (codePath.isDirectory()) { 9506 try { 9507 mInstaller.rmPackageDir(codePath.getAbsolutePath()); 9508 } catch (InstallerException e) { 9509 Slog.w(TAG, "Failed to remove code path", e); 9510 } 9511 } else { 9512 codePath.delete(); 9513 } 9514 } 9515 9516 private int[] resolveUserIds(int userId) { 9517 return (userId == UserHandle.USER_ALL) ? sUserManager.getUserIds() : new int[] { userId }; 9518 } 9519 9520 private void clearAppDataLIF(PackageParser.Package pkg, int userId, int flags) { 9521 if (pkg == null) { 9522 Slog.wtf(TAG, "Package was null!", new Throwable()); 9523 return; 9524 } 9525 clearAppDataLeafLIF(pkg, userId, flags); 9526 final int childCount = (pkg.childPackages != null) ? pkg.childPackages.size() : 0; 9527 for (int i = 0; i < childCount; i++) { 9528 clearAppDataLeafLIF(pkg.childPackages.get(i), userId, flags); 9529 } 9530 9531 clearAppProfilesLIF(pkg, UserHandle.USER_ALL); 9532 } 9533 9534 private void clearAppDataLeafLIF(PackageParser.Package pkg, int userId, int flags) { 9535 final PackageSetting ps; 9536 synchronized (mPackages) { 9537 ps = mSettings.mPackages.get(pkg.packageName); 9538 } 9539 for (int realUserId : resolveUserIds(userId)) { 9540 final long ceDataInode = (ps != null) ? ps.getCeDataInode(realUserId) : 0; 9541 try { 9542 mInstaller.clearAppData(pkg.volumeUuid, pkg.packageName, realUserId, flags, 9543 ceDataInode); 9544 } catch (InstallerException e) { 9545 Slog.w(TAG, String.valueOf(e)); 9546 } 9547 } 9548 } 9549 9550 private void destroyAppDataLIF(PackageParser.Package pkg, int userId, int flags) { 9551 if (pkg == null) { 9552 Slog.wtf(TAG, "Package was null!", new Throwable()); 9553 return; 9554 } 9555 destroyAppDataLeafLIF(pkg, userId, flags); 9556 final int childCount = (pkg.childPackages != null) ? pkg.childPackages.size() : 0; 9557 for (int i = 0; i < childCount; i++) { 9558 destroyAppDataLeafLIF(pkg.childPackages.get(i), userId, flags); 9559 } 9560 } 9561 9562 private void destroyAppDataLeafLIF(PackageParser.Package pkg, int userId, int flags) { 9563 final PackageSetting ps; 9564 synchronized (mPackages) { 9565 ps = mSettings.mPackages.get(pkg.packageName); 9566 } 9567 for (int realUserId : resolveUserIds(userId)) { 9568 final long ceDataInode = (ps != null) ? ps.getCeDataInode(realUserId) : 0; 9569 try { 9570 mInstaller.destroyAppData(pkg.volumeUuid, pkg.packageName, realUserId, flags, 9571 ceDataInode); 9572 } catch (InstallerException e) { 9573 Slog.w(TAG, String.valueOf(e)); 9574 } 9575 mDexManager.notifyPackageDataDestroyed(pkg.packageName, userId); 9576 } 9577 } 9578 9579 private void destroyAppProfilesLIF(PackageParser.Package pkg, int userId) { 9580 if (pkg == null) { 9581 Slog.wtf(TAG, "Package was null!", new Throwable()); 9582 return; 9583 } 9584 destroyAppProfilesLeafLIF(pkg); 9585 final int childCount = (pkg.childPackages != null) ? pkg.childPackages.size() : 0; 9586 for (int i = 0; i < childCount; i++) { 9587 destroyAppProfilesLeafLIF(pkg.childPackages.get(i)); 9588 } 9589 } 9590 9591 private void destroyAppProfilesLeafLIF(PackageParser.Package pkg) { 9592 try { 9593 mInstaller.destroyAppProfiles(pkg.packageName); 9594 } catch (InstallerException e) { 9595 Slog.w(TAG, String.valueOf(e)); 9596 } 9597 } 9598 9599 private void clearAppProfilesLIF(PackageParser.Package pkg, int userId) { 9600 if (pkg == null) { 9601 Slog.wtf(TAG, "Package was null!", new Throwable()); 9602 return; 9603 } 9604 mArtManagerService.clearAppProfiles(pkg); 9605 final int childCount = (pkg.childPackages != null) ? pkg.childPackages.size() : 0; 9606 for (int i = 0; i < childCount; i++) { 9607 mArtManagerService.clearAppProfiles(pkg.childPackages.get(i)); 9608 } 9609 } 9610 9611 private void setInstallAndUpdateTime(PackageParser.Package pkg, long firstInstallTime, 9612 long lastUpdateTime) { 9613 // Set parent install/update time 9614 PackageSetting ps = (PackageSetting) pkg.mExtras; 9615 if (ps != null) { 9616 ps.firstInstallTime = firstInstallTime; 9617 ps.lastUpdateTime = lastUpdateTime; 9618 } 9619 // Set children install/update time 9620 final int childCount = (pkg.childPackages != null) ? pkg.childPackages.size() : 0; 9621 for (int i = 0; i < childCount; i++) { 9622 PackageParser.Package childPkg = pkg.childPackages.get(i); 9623 ps = (PackageSetting) childPkg.mExtras; 9624 if (ps != null) { 9625 ps.firstInstallTime = firstInstallTime; 9626 ps.lastUpdateTime = lastUpdateTime; 9627 } 9628 } 9629 } 9630 9631 private void addSharedLibraryLPr(Set<String> usesLibraryFiles, 9632 SharedLibraryEntry file, 9633 PackageParser.Package changingLib) { 9634 if (file.path != null) { 9635 usesLibraryFiles.add(file.path); 9636 return; 9637 } 9638 PackageParser.Package p = mPackages.get(file.apk); 9639 if (changingLib != null && changingLib.packageName.equals(file.apk)) { 9640 // If we are doing this while in the middle of updating a library apk, 9641 // then we need to make sure to use that new apk for determining the 9642 // dependencies here. (We haven't yet finished committing the new apk 9643 // to the package manager state.) 9644 if (p == null || p.packageName.equals(changingLib.packageName)) { 9645 p = changingLib; 9646 } 9647 } 9648 if (p != null) { 9649 usesLibraryFiles.addAll(p.getAllCodePaths()); 9650 if (p.usesLibraryFiles != null) { 9651 Collections.addAll(usesLibraryFiles, p.usesLibraryFiles); 9652 } 9653 } 9654 } 9655 9656 private void updateSharedLibrariesLPr(PackageParser.Package pkg, 9657 PackageParser.Package changingLib) throws PackageManagerException { 9658 if (pkg == null) { 9659 return; 9660 } 9661 // The collection used here must maintain the order of addition (so 9662 // that libraries are searched in the correct order) and must have no 9663 // duplicates. 9664 Set<String> usesLibraryFiles = null; 9665 if (pkg.usesLibraries != null) { 9666 usesLibraryFiles = addSharedLibrariesLPw(pkg.usesLibraries, 9667 null, null, pkg.packageName, changingLib, true, 9668 pkg.applicationInfo.targetSdkVersion, null); 9669 } 9670 if (pkg.usesStaticLibraries != null) { 9671 usesLibraryFiles = addSharedLibrariesLPw(pkg.usesStaticLibraries, 9672 pkg.usesStaticLibrariesVersions, pkg.usesStaticLibrariesCertDigests, 9673 pkg.packageName, changingLib, true, 9674 pkg.applicationInfo.targetSdkVersion, usesLibraryFiles); 9675 } 9676 if (pkg.usesOptionalLibraries != null) { 9677 usesLibraryFiles = addSharedLibrariesLPw(pkg.usesOptionalLibraries, 9678 null, null, pkg.packageName, changingLib, false, 9679 pkg.applicationInfo.targetSdkVersion, usesLibraryFiles); 9680 } 9681 if (!ArrayUtils.isEmpty(usesLibraryFiles)) { 9682 pkg.usesLibraryFiles = usesLibraryFiles.toArray(new String[usesLibraryFiles.size()]); 9683 } else { 9684 pkg.usesLibraryFiles = null; 9685 } 9686 } 9687 9688 private Set<String> addSharedLibrariesLPw(@NonNull List<String> requestedLibraries, 9689 @Nullable long[] requiredVersions, @Nullable String[][] requiredCertDigests, 9690 @NonNull String packageName, @Nullable PackageParser.Package changingLib, 9691 boolean required, int targetSdk, @Nullable Set<String> outUsedLibraries) 9692 throws PackageManagerException { 9693 final int libCount = requestedLibraries.size(); 9694 for (int i = 0; i < libCount; i++) { 9695 final String libName = requestedLibraries.get(i); 9696 final long libVersion = requiredVersions != null ? requiredVersions[i] 9697 : SharedLibraryInfo.VERSION_UNDEFINED; 9698 final SharedLibraryEntry libEntry = getSharedLibraryEntryLPr(libName, libVersion); 9699 if (libEntry == null) { 9700 if (required) { 9701 throw new PackageManagerException(INSTALL_FAILED_MISSING_SHARED_LIBRARY, 9702 "Package " + packageName + " requires unavailable shared library " 9703 + libName + "; failing!"); 9704 } else if (DEBUG_SHARED_LIBRARIES) { 9705 Slog.i(TAG, "Package " + packageName 9706 + " desires unavailable shared library " 9707 + libName + "; ignoring!"); 9708 } 9709 } else { 9710 if (requiredVersions != null && requiredCertDigests != null) { 9711 if (libEntry.info.getLongVersion() != requiredVersions[i]) { 9712 throw new PackageManagerException(INSTALL_FAILED_MISSING_SHARED_LIBRARY, 9713 "Package " + packageName + " requires unavailable static shared" 9714 + " library " + libName + " version " 9715 + libEntry.info.getLongVersion() + "; failing!"); 9716 } 9717 9718 PackageParser.Package libPkg = mPackages.get(libEntry.apk); 9719 if (libPkg == null) { 9720 throw new PackageManagerException(INSTALL_FAILED_MISSING_SHARED_LIBRARY, 9721 "Package " + packageName + " requires unavailable static shared" 9722 + " library; failing!"); 9723 } 9724 9725 final String[] expectedCertDigests = requiredCertDigests[i]; 9726 9727 9728 if (expectedCertDigests.length > 1) { 9729 9730 // For apps targeting O MR1 we require explicit enumeration of all certs. 9731 final String[] libCertDigests = (targetSdk > Build.VERSION_CODES.O) 9732 ? PackageUtils.computeSignaturesSha256Digests( 9733 libPkg.mSigningDetails.signatures) 9734 : PackageUtils.computeSignaturesSha256Digests( 9735 new Signature[]{libPkg.mSigningDetails.signatures[0]}); 9736 9737 // Take a shortcut if sizes don't match. Note that if an app doesn't 9738 // target O we don't parse the "additional-certificate" tags similarly 9739 // how we only consider all certs only for apps targeting O (see above). 9740 // Therefore, the size check is safe to make. 9741 if (expectedCertDigests.length != libCertDigests.length) { 9742 throw new PackageManagerException(INSTALL_FAILED_MISSING_SHARED_LIBRARY, 9743 "Package " + packageName + " requires differently signed" + 9744 " static shared library; failing!"); 9745 } 9746 9747 // Use a predictable order as signature order may vary 9748 Arrays.sort(libCertDigests); 9749 Arrays.sort(expectedCertDigests); 9750 9751 final int certCount = libCertDigests.length; 9752 for (int j = 0; j < certCount; j++) { 9753 if (!libCertDigests[j].equalsIgnoreCase(expectedCertDigests[j])) { 9754 throw new PackageManagerException( 9755 INSTALL_FAILED_MISSING_SHARED_LIBRARY, 9756 "Package " + packageName + " requires differently signed" + 9757 " static shared library; failing!"); 9758 } 9759 } 9760 } else { 9761 9762 // lib signing cert could have rotated beyond the one expected, check to see 9763 // if the new one has been blessed by the old 9764 if (!libPkg.mSigningDetails.hasSha256Certificate( 9765 ByteStringUtils.fromHexToByteArray(expectedCertDigests[0]))) { 9766 throw new PackageManagerException( 9767 INSTALL_FAILED_MISSING_SHARED_LIBRARY, 9768 "Package " + packageName + " requires differently signed" + 9769 " static shared library; failing!"); 9770 } 9771 } 9772 } 9773 9774 if (outUsedLibraries == null) { 9775 // Use LinkedHashSet to preserve the order of files added to 9776 // usesLibraryFiles while eliminating duplicates. 9777 outUsedLibraries = new LinkedHashSet<>(); 9778 } 9779 addSharedLibraryLPr(outUsedLibraries, libEntry, changingLib); 9780 } 9781 } 9782 return outUsedLibraries; 9783 } 9784 9785 private static boolean hasString(List<String> list, List<String> which) { 9786 if (list == null) { 9787 return false; 9788 } 9789 for (int i=list.size()-1; i>=0; i--) { 9790 for (int j=which.size()-1; j>=0; j--) { 9791 if (which.get(j).equals(list.get(i))) { 9792 return true; 9793 } 9794 } 9795 } 9796 return false; 9797 } 9798 9799 private ArrayList<PackageParser.Package> updateAllSharedLibrariesLPw( 9800 PackageParser.Package changingPkg) { 9801 ArrayList<PackageParser.Package> res = null; 9802 for (PackageParser.Package pkg : mPackages.values()) { 9803 if (changingPkg != null 9804 && !hasString(pkg.usesLibraries, changingPkg.libraryNames) 9805 && !hasString(pkg.usesOptionalLibraries, changingPkg.libraryNames) 9806 && !ArrayUtils.contains(pkg.usesStaticLibraries, 9807 changingPkg.staticSharedLibName)) { 9808 return null; 9809 } 9810 if (res == null) { 9811 res = new ArrayList<>(); 9812 } 9813 res.add(pkg); 9814 try { 9815 updateSharedLibrariesLPr(pkg, changingPkg); 9816 } catch (PackageManagerException e) { 9817 // If a system app update or an app and a required lib missing we 9818 // delete the package and for updated system apps keep the data as 9819 // it is better for the user to reinstall than to be in an limbo 9820 // state. Also libs disappearing under an app should never happen 9821 // - just in case. 9822 if (!pkg.isSystem() || pkg.isUpdatedSystemApp()) { 9823 final int flags = pkg.isUpdatedSystemApp() 9824 ? PackageManager.DELETE_KEEP_DATA : 0; 9825 deletePackageLIF(pkg.packageName, null, true, sUserManager.getUserIds(), 9826 flags , null, true, null); 9827 } 9828 Slog.e(TAG, "updateAllSharedLibrariesLPw failed: " + e.getMessage()); 9829 } 9830 } 9831 return res; 9832 } 9833 9834 private PackageParser.Package scanPackageTracedLI(PackageParser.Package pkg, 9835 final @ParseFlags int parseFlags, @ScanFlags int scanFlags, long currentTime, 9836 @Nullable UserHandle user) throws PackageManagerException { 9837 Trace.traceBegin(TRACE_TAG_PACKAGE_MANAGER, "scanPackage"); 9838 // If the package has children and this is the first dive in the function 9839 // we recursively scan the package with the SCAN_CHECK_ONLY flag set to see 9840 // whether all packages (parent and children) would be successfully scanned 9841 // before the actual scan since scanning mutates internal state and we want 9842 // to atomically install the package and its children. 9843 if ((scanFlags & SCAN_CHECK_ONLY) == 0) { 9844 if (pkg.childPackages != null && pkg.childPackages.size() > 0) { 9845 scanFlags |= SCAN_CHECK_ONLY; 9846 } 9847 } else { 9848 scanFlags &= ~SCAN_CHECK_ONLY; 9849 } 9850 9851 final PackageParser.Package scannedPkg; 9852 try { 9853 // Scan the parent 9854 scannedPkg = scanPackageNewLI(pkg, parseFlags, scanFlags, currentTime, user); 9855 // Scan the children 9856 final int childCount = (pkg.childPackages != null) ? pkg.childPackages.size() : 0; 9857 for (int i = 0; i < childCount; i++) { 9858 PackageParser.Package childPkg = pkg.childPackages.get(i); 9859 scanPackageNewLI(childPkg, parseFlags, 9860 scanFlags, currentTime, user); 9861 } 9862 } finally { 9863 Trace.traceEnd(TRACE_TAG_PACKAGE_MANAGER); 9864 } 9865 9866 if ((scanFlags & SCAN_CHECK_ONLY) != 0) { 9867 return scanPackageTracedLI(pkg, parseFlags, scanFlags, currentTime, user); 9868 } 9869 9870 return scannedPkg; 9871 } 9872 9873 /** The result of a package scan. */ 9874 private static class ScanResult { 9875 /** Whether or not the package scan was successful */ 9876 public final boolean success; 9877 /** 9878 * The final package settings. This may be the same object passed in 9879 * the {@link ScanRequest}, but, with modified values. 9880 */ 9881 @Nullable public final PackageSetting pkgSetting; 9882 /** ABI code paths that have changed in the package scan */ 9883 @Nullable public final List<String> changedAbiCodePath; 9884 public ScanResult( 9885 boolean success, 9886 @Nullable PackageSetting pkgSetting, 9887 @Nullable List<String> changedAbiCodePath) { 9888 this.success = success; 9889 this.pkgSetting = pkgSetting; 9890 this.changedAbiCodePath = changedAbiCodePath; 9891 } 9892 } 9893 9894 /** A package to be scanned */ 9895 private static class ScanRequest { 9896 /** The parsed package */ 9897 @NonNull public final PackageParser.Package pkg; 9898 /** Shared user settings, if the package has a shared user */ 9899 @Nullable public final SharedUserSetting sharedUserSetting; 9900 /** 9901 * Package settings of the currently installed version. 9902 * <p><em>IMPORTANT:</em> The contents of this object may be modified 9903 * during scan. 9904 */ 9905 @Nullable public final PackageSetting pkgSetting; 9906 /** A copy of the settings for the currently installed version */ 9907 @Nullable public final PackageSetting oldPkgSetting; 9908 /** Package settings for the disabled version on the /system partition */ 9909 @Nullable public final PackageSetting disabledPkgSetting; 9910 /** Package settings for the installed version under its original package name */ 9911 @Nullable public final PackageSetting originalPkgSetting; 9912 /** The real package name of a renamed application */ 9913 @Nullable public final String realPkgName; 9914 public final @ParseFlags int parseFlags; 9915 public final @ScanFlags int scanFlags; 9916 /** The user for which the package is being scanned */ 9917 @Nullable public final UserHandle user; 9918 /** Whether or not the platform package is being scanned */ 9919 public final boolean isPlatformPackage; 9920 public ScanRequest( 9921 @NonNull PackageParser.Package pkg, 9922 @Nullable SharedUserSetting sharedUserSetting, 9923 @Nullable PackageSetting pkgSetting, 9924 @Nullable PackageSetting disabledPkgSetting, 9925 @Nullable PackageSetting originalPkgSetting, 9926 @Nullable String realPkgName, 9927 @ParseFlags int parseFlags, 9928 @ScanFlags int scanFlags, 9929 boolean isPlatformPackage, 9930 @Nullable UserHandle user) { 9931 this.pkg = pkg; 9932 this.pkgSetting = pkgSetting; 9933 this.sharedUserSetting = sharedUserSetting; 9934 this.oldPkgSetting = pkgSetting == null ? null : new PackageSetting(pkgSetting); 9935 this.disabledPkgSetting = disabledPkgSetting; 9936 this.originalPkgSetting = originalPkgSetting; 9937 this.realPkgName = realPkgName; 9938 this.parseFlags = parseFlags; 9939 this.scanFlags = scanFlags; 9940 this.isPlatformPackage = isPlatformPackage; 9941 this.user = user; 9942 } 9943 } 9944 9945 /** 9946 * Returns the actual scan flags depending upon the state of the other settings. 9947 * <p>Updated system applications will not have the following flags set 9948 * by default and need to be adjusted after the fact: 9949 * <ul> 9950 * <li>{@link #SCAN_AS_SYSTEM}</li> 9951 * <li>{@link #SCAN_AS_PRIVILEGED}</li> 9952 * <li>{@link #SCAN_AS_OEM}</li> 9953 * <li>{@link #SCAN_AS_VENDOR}</li> 9954 * <li>{@link #SCAN_AS_PRODUCT}</li> 9955 * <li>{@link #SCAN_AS_INSTANT_APP}</li> 9956 * <li>{@link #SCAN_AS_VIRTUAL_PRELOAD}</li> 9957 * </ul> 9958 */ 9959 private @ScanFlags int adjustScanFlags(@ScanFlags int scanFlags, 9960 PackageSetting pkgSetting, PackageSetting disabledPkgSetting, UserHandle user, 9961 PackageParser.Package pkg) { 9962 if (disabledPkgSetting != null) { 9963 // updated system application, must at least have SCAN_AS_SYSTEM 9964 scanFlags |= SCAN_AS_SYSTEM; 9965 if ((disabledPkgSetting.pkgPrivateFlags 9966 & ApplicationInfo.PRIVATE_FLAG_PRIVILEGED) != 0) { 9967 scanFlags |= SCAN_AS_PRIVILEGED; 9968 } 9969 if ((disabledPkgSetting.pkgPrivateFlags 9970 & ApplicationInfo.PRIVATE_FLAG_OEM) != 0) { 9971 scanFlags |= SCAN_AS_OEM; 9972 } 9973 if ((disabledPkgSetting.pkgPrivateFlags 9974 & ApplicationInfo.PRIVATE_FLAG_VENDOR) != 0) { 9975 scanFlags |= SCAN_AS_VENDOR; 9976 } 9977 if ((disabledPkgSetting.pkgPrivateFlags 9978 & ApplicationInfo.PRIVATE_FLAG_PRODUCT) != 0) { 9979 scanFlags |= SCAN_AS_PRODUCT; 9980 } 9981 } 9982 if (pkgSetting != null) { 9983 final int userId = ((user == null) ? 0 : user.getIdentifier()); 9984 if (pkgSetting.getInstantApp(userId)) { 9985 scanFlags |= SCAN_AS_INSTANT_APP; 9986 } 9987 if (pkgSetting.getVirtulalPreload(userId)) { 9988 scanFlags |= SCAN_AS_VIRTUAL_PRELOAD; 9989 } 9990 } 9991 9992 // Scan as privileged apps that share a user with a priv-app. 9993 if (((scanFlags & SCAN_AS_PRIVILEGED) == 0) && !pkg.isPrivileged() 9994 && (pkg.mSharedUserId != null)) { 9995 SharedUserSetting sharedUserSetting = null; 9996 try { 9997 sharedUserSetting = mSettings.getSharedUserLPw(pkg.mSharedUserId, 0, 0, false); 9998 } catch (PackageManagerException ignore) {} 9999 if (sharedUserSetting != null && sharedUserSetting.isPrivileged()) { 10000 // Exempt SharedUsers signed with the platform key. 10001 // TODO(b/72378145) Fix this exemption. Force signature apps 10002 // to whitelist their privileged permissions just like other 10003 // priv-apps. 10004 synchronized (mPackages) { 10005 PackageSetting platformPkgSetting = mSettings.mPackages.get("android"); 10006 if (!pkg.packageName.equals("android") 10007 && (compareSignatures(platformPkgSetting.signatures.mSigningDetails.signatures, 10008 pkg.mSigningDetails.signatures) != PackageManager.SIGNATURE_MATCH)) { 10009 scanFlags |= SCAN_AS_PRIVILEGED; 10010 } 10011 } 10012 } 10013 } 10014 10015 return scanFlags; 10016 } 10017 10018 @GuardedBy("mInstallLock") 10019 private PackageParser.Package scanPackageNewLI(@NonNull PackageParser.Package pkg, 10020 final @ParseFlags int parseFlags, @ScanFlags int scanFlags, long currentTime, 10021 @Nullable UserHandle user) throws PackageManagerException { 10022 10023 final String renamedPkgName = mSettings.getRenamedPackageLPr(pkg.mRealPackage); 10024 final String realPkgName = getRealPackageName(pkg, renamedPkgName); 10025 if (realPkgName != null) { 10026 ensurePackageRenamed(pkg, renamedPkgName); 10027 } 10028 final PackageSetting originalPkgSetting = getOriginalPackageLocked(pkg, renamedPkgName); 10029 final PackageSetting pkgSetting = mSettings.getPackageLPr(pkg.packageName); 10030 final PackageSetting disabledPkgSetting = 10031 mSettings.getDisabledSystemPkgLPr(pkg.packageName); 10032 10033 if (mTransferedPackages.contains(pkg.packageName)) { 10034 Slog.w(TAG, "Package " + pkg.packageName 10035 + " was transferred to another, but its .apk remains"); 10036 } 10037 10038 scanFlags = adjustScanFlags(scanFlags, pkgSetting, disabledPkgSetting, user, pkg); 10039 synchronized (mPackages) { 10040 applyPolicy(pkg, parseFlags, scanFlags); 10041 assertPackageIsValid(pkg, parseFlags, scanFlags); 10042 10043 SharedUserSetting sharedUserSetting = null; 10044 if (pkg.mSharedUserId != null) { 10045 // SIDE EFFECTS; may potentially allocate a new shared user 10046 sharedUserSetting = mSettings.getSharedUserLPw( 10047 pkg.mSharedUserId, 0 /*pkgFlags*/, 0 /*pkgPrivateFlags*/, true /*create*/); 10048 if (DEBUG_PACKAGE_SCANNING) { 10049 if ((parseFlags & PackageParser.PARSE_CHATTY) != 0) 10050 Log.d(TAG, "Shared UserID " + pkg.mSharedUserId 10051 + " (uid=" + sharedUserSetting.userId + "):" 10052 + " packages=" + sharedUserSetting.packages); 10053 } 10054 } 10055 10056 boolean scanSucceeded = false; 10057 try { 10058 final ScanRequest request = new ScanRequest(pkg, sharedUserSetting, pkgSetting, 10059 disabledPkgSetting, originalPkgSetting, realPkgName, parseFlags, scanFlags, 10060 (pkg == mPlatformPackage), user); 10061 final ScanResult result = scanPackageOnlyLI(request, mFactoryTest, currentTime); 10062 if (result.success) { 10063 commitScanResultsLocked(request, result); 10064 } 10065 scanSucceeded = true; 10066 } finally { 10067 if (!scanSucceeded && (scanFlags & SCAN_DELETE_DATA_ON_FAILURES) != 0) { 10068 // DELETE_DATA_ON_FAILURES is only used by frozen paths 10069 destroyAppDataLIF(pkg, UserHandle.USER_ALL, 10070 StorageManager.FLAG_STORAGE_DE | StorageManager.FLAG_STORAGE_CE); 10071 destroyAppProfilesLIF(pkg, UserHandle.USER_ALL); 10072 } 10073 } 10074 } 10075 return pkg; 10076 } 10077 10078 /** 10079 * Commits the package scan and modifies system state. 10080 * <p><em>WARNING:</em> The method may throw an excpetion in the middle 10081 * of committing the package, leaving the system in an inconsistent state. 10082 * This needs to be fixed so, once we get to this point, no errors are 10083 * possible and the system is not left in an inconsistent state. 10084 */ 10085 @GuardedBy("mPackages") 10086 private void commitScanResultsLocked(@NonNull ScanRequest request, @NonNull ScanResult result) 10087 throws PackageManagerException { 10088 final PackageParser.Package pkg = request.pkg; 10089 final @ParseFlags int parseFlags = request.parseFlags; 10090 final @ScanFlags int scanFlags = request.scanFlags; 10091 final PackageSetting oldPkgSetting = request.oldPkgSetting; 10092 final PackageSetting originalPkgSetting = request.originalPkgSetting; 10093 final PackageSetting disabledPkgSetting = request.disabledPkgSetting; 10094 final UserHandle user = request.user; 10095 final String realPkgName = request.realPkgName; 10096 final PackageSetting pkgSetting = result.pkgSetting; 10097 final List<String> changedAbiCodePath = result.changedAbiCodePath; 10098 final boolean newPkgSettingCreated = (result.pkgSetting != request.pkgSetting); 10099 10100 if (newPkgSettingCreated) { 10101 if (originalPkgSetting != null) { 10102 mSettings.addRenamedPackageLPw(pkg.packageName, originalPkgSetting.name); 10103 } 10104 // THROWS: when we can't allocate a user id. add call to check if there's 10105 // enough space to ensure we won't throw; otherwise, don't modify state 10106 mSettings.addUserToSettingLPw(pkgSetting); 10107 10108 if (originalPkgSetting != null && (scanFlags & SCAN_CHECK_ONLY) == 0) { 10109 mTransferedPackages.add(originalPkgSetting.name); 10110 } 10111 } 10112 // TODO(toddke): Consider a method specifically for modifying the Package object 10113 // post scan; or, moving this stuff out of the Package object since it has nothing 10114 // to do with the package on disk. 10115 // We need to have this here because addUserToSettingLPw() is sometimes responsible 10116 // for creating the application ID. If we did this earlier, we would be saving the 10117 // correct ID. 10118 pkg.applicationInfo.uid = pkgSetting.appId; 10119 10120 mSettings.writeUserRestrictionsLPw(pkgSetting, oldPkgSetting); 10121 10122 if ((scanFlags & SCAN_CHECK_ONLY) == 0 && realPkgName != null) { 10123 mTransferedPackages.add(pkg.packageName); 10124 } 10125 10126 // THROWS: when requested libraries that can't be found. it only changes 10127 // the state of the passed in pkg object, so, move to the top of the method 10128 // and allow it to abort 10129 if ((scanFlags & SCAN_BOOTING) == 0 10130 && (parseFlags & PackageParser.PARSE_IS_SYSTEM_DIR) == 0) { 10131 // Check all shared libraries and map to their actual file path. 10132 // We only do this here for apps not on a system dir, because those 10133 // are the only ones that can fail an install due to this. We 10134 // will take care of the system apps by updating all of their 10135 // library paths after the scan is done. Also during the initial 10136 // scan don't update any libs as we do this wholesale after all 10137 // apps are scanned to avoid dependency based scanning. 10138 updateSharedLibrariesLPr(pkg, null); 10139 } 10140 10141 // All versions of a static shared library are referenced with the same 10142 // package name. Internally, we use a synthetic package name to allow 10143 // multiple versions of the same shared library to be installed. So, 10144 // we need to generate the synthetic package name of the latest shared 10145 // library in order to compare signatures. 10146 PackageSetting signatureCheckPs = pkgSetting; 10147 if (pkg.applicationInfo.isStaticSharedLibrary()) { 10148 SharedLibraryEntry libraryEntry = getLatestSharedLibraVersionLPr(pkg); 10149 if (libraryEntry != null) { 10150 signatureCheckPs = mSettings.getPackageLPr(libraryEntry.apk); 10151 } 10152 } 10153 10154 final KeySetManagerService ksms = mSettings.mKeySetManagerService; 10155 if (ksms.shouldCheckUpgradeKeySetLocked(signatureCheckPs, scanFlags)) { 10156 if (ksms.checkUpgradeKeySetLocked(signatureCheckPs, pkg)) { 10157 // We just determined the app is signed correctly, so bring 10158 // over the latest parsed certs. 10159 pkgSetting.signatures.mSigningDetails = pkg.mSigningDetails; 10160 } else { 10161 if ((parseFlags & PackageParser.PARSE_IS_SYSTEM_DIR) == 0) { 10162 throw new PackageManagerException(INSTALL_FAILED_UPDATE_INCOMPATIBLE, 10163 "Package " + pkg.packageName + " upgrade keys do not match the " 10164 + "previously installed version"); 10165 } else { 10166 pkgSetting.signatures.mSigningDetails = pkg.mSigningDetails; 10167 String msg = "System package " + pkg.packageName 10168 + " signature changed; retaining data."; 10169 reportSettingsProblem(Log.WARN, msg); 10170 } 10171 } 10172 } else { 10173 try { 10174 final boolean compareCompat = isCompatSignatureUpdateNeeded(pkg); 10175 final boolean compareRecover = isRecoverSignatureUpdateNeeded(pkg); 10176 final boolean compatMatch = verifySignatures(signatureCheckPs, disabledPkgSetting, 10177 pkg.mSigningDetails, compareCompat, compareRecover); 10178 // The new KeySets will be re-added later in the scanning process. 10179 if (compatMatch) { 10180 synchronized (mPackages) { 10181 ksms.removeAppKeySetDataLPw(pkg.packageName); 10182 } 10183 } 10184 // We just determined the app is signed correctly, so bring 10185 // over the latest parsed certs. 10186 pkgSetting.signatures.mSigningDetails = pkg.mSigningDetails; 10187 10188 10189 // if this is is a sharedUser, check to see if the new package is signed by a newer 10190 // signing certificate than the existing one, and if so, copy over the new details 10191 if (signatureCheckPs.sharedUser != null 10192 && pkg.mSigningDetails.hasAncestor( 10193 signatureCheckPs.sharedUser.signatures.mSigningDetails)) { 10194 signatureCheckPs.sharedUser.signatures.mSigningDetails = pkg.mSigningDetails; 10195 } 10196 } catch (PackageManagerException e) { 10197 if ((parseFlags & PackageParser.PARSE_IS_SYSTEM_DIR) == 0) { 10198 throw e; 10199 } 10200 // The signature has changed, but this package is in the system 10201 // image... let's recover! 10202 pkgSetting.signatures.mSigningDetails = pkg.mSigningDetails; 10203 // However... if this package is part of a shared user, but it 10204 // doesn't match the signature of the shared user, let's fail. 10205 // What this means is that you can't change the signatures 10206 // associated with an overall shared user, which doesn't seem all 10207 // that unreasonable. 10208 if (signatureCheckPs.sharedUser != null) { 10209 if (compareSignatures( 10210 signatureCheckPs.sharedUser.signatures.mSigningDetails.signatures, 10211 pkg.mSigningDetails.signatures) != PackageManager.SIGNATURE_MATCH) { 10212 throw new PackageManagerException( 10213 INSTALL_PARSE_FAILED_INCONSISTENT_CERTIFICATES, 10214 "Signature mismatch for shared user: " 10215 + pkgSetting.sharedUser); 10216 } 10217 } 10218 // File a report about this. 10219 String msg = "System package " + pkg.packageName 10220 + " signature changed; retaining data."; 10221 reportSettingsProblem(Log.WARN, msg); 10222 } catch (IllegalArgumentException e) { 10223 10224 // should never happen: certs matched when checking, but not when comparing 10225 // old to new for sharedUser 10226 throw new PackageManagerException(INSTALL_PARSE_FAILED_INCONSISTENT_CERTIFICATES, 10227 "Signing certificates comparison made on incomparable signing details" 10228 + " but somehow passed verifySignatures!"); 10229 } 10230 } 10231 10232 if ((scanFlags & SCAN_CHECK_ONLY) == 0 && pkg.mAdoptPermissions != null) { 10233 // This package wants to adopt ownership of permissions from 10234 // another package. 10235 for (int i = pkg.mAdoptPermissions.size() - 1; i >= 0; i--) { 10236 final String origName = pkg.mAdoptPermissions.get(i); 10237 final PackageSetting orig = mSettings.getPackageLPr(origName); 10238 if (orig != null) { 10239 if (verifyPackageUpdateLPr(orig, pkg)) { 10240 Slog.i(TAG, "Adopting permissions from " + origName + " to " 10241 + pkg.packageName); 10242 mSettings.mPermissions.transferPermissions(origName, pkg.packageName); 10243 } 10244 } 10245 } 10246 } 10247 10248 if (changedAbiCodePath != null && changedAbiCodePath.size() > 0) { 10249 for (int i = changedAbiCodePath.size() - 1; i <= 0; --i) { 10250 final String codePathString = changedAbiCodePath.get(i); 10251 try { 10252 mInstaller.rmdex(codePathString, 10253 getDexCodeInstructionSet(getPreferredInstructionSet())); 10254 } catch (InstallerException ignored) { 10255 } 10256 } 10257 } 10258 10259 if ((scanFlags & SCAN_CHECK_ONLY) != 0) { 10260 if (oldPkgSetting != null) { 10261 synchronized (mPackages) { 10262 mSettings.mPackages.put(oldPkgSetting.name, oldPkgSetting); 10263 } 10264 } 10265 } else { 10266 final int userId = user == null ? 0 : user.getIdentifier(); 10267 // Modify state for the given package setting 10268 commitPackageSettings(pkg, pkgSetting, user, scanFlags, 10269 (parseFlags & PackageParser.PARSE_CHATTY) != 0 /*chatty*/); 10270 if (pkgSetting.getInstantApp(userId)) { 10271 mInstantAppRegistry.addInstantAppLPw(userId, pkgSetting.appId); 10272 } 10273 } 10274 } 10275 10276 /** 10277 * Returns the "real" name of the package. 10278 * <p>This may differ from the package's actual name if the application has already 10279 * been installed under one of this package's original names. 10280 */ 10281 private static @Nullable String getRealPackageName(@NonNull PackageParser.Package pkg, 10282 @Nullable String renamedPkgName) { 10283 if (isPackageRenamed(pkg, renamedPkgName)) { 10284 return pkg.mRealPackage; 10285 } 10286 return null; 10287 } 10288 10289 /** Returns {@code true} if the package has been renamed. Otherwise, {@code false}. */ 10290 private static boolean isPackageRenamed(@NonNull PackageParser.Package pkg, 10291 @Nullable String renamedPkgName) { 10292 return pkg.mOriginalPackages != null && pkg.mOriginalPackages.contains(renamedPkgName); 10293 } 10294 10295 /** 10296 * Returns the original package setting. 10297 * <p>A package can migrate its name during an update. In this scenario, a package 10298 * designates a set of names that it considers as one of its original names. 10299 * <p>An original package must be signed identically and it must have the same 10300 * shared user [if any]. 10301 */ 10302 @GuardedBy("mPackages") 10303 private @Nullable PackageSetting getOriginalPackageLocked(@NonNull PackageParser.Package pkg, 10304 @Nullable String renamedPkgName) { 10305 if (!isPackageRenamed(pkg, renamedPkgName)) { 10306 return null; 10307 } 10308 for (int i = pkg.mOriginalPackages.size() - 1; i >= 0; --i) { 10309 final PackageSetting originalPs = 10310 mSettings.getPackageLPr(pkg.mOriginalPackages.get(i)); 10311 if (originalPs != null) { 10312 // the package is already installed under its original name... 10313 // but, should we use it? 10314 if (!verifyPackageUpdateLPr(originalPs, pkg)) { 10315 // the new package is incompatible with the original 10316 continue; 10317 } else if (originalPs.sharedUser != null) { 10318 if (!originalPs.sharedUser.name.equals(pkg.mSharedUserId)) { 10319 // the shared user id is incompatible with the original 10320 Slog.w(TAG, "Unable to migrate data from " + originalPs.name 10321 + " to " + pkg.packageName + ": old uid " 10322 + originalPs.sharedUser.name 10323 + " differs from " + pkg.mSharedUserId); 10324 continue; 10325 } 10326 // TODO: Add case when shared user id is added [b/28144775] 10327 } else { 10328 if (DEBUG_UPGRADE) Log.v(TAG, "Renaming new package " 10329 + pkg.packageName + " to old name " + originalPs.name); 10330 } 10331 return originalPs; 10332 } 10333 } 10334 return null; 10335 } 10336 10337 /** 10338 * Renames the package if it was installed under a different name. 10339 * <p>When we've already installed the package under an original name, update 10340 * the new package so we can continue to have the old name. 10341 */ 10342 private static void ensurePackageRenamed(@NonNull PackageParser.Package pkg, 10343 @NonNull String renamedPackageName) { 10344 if (pkg.mOriginalPackages == null 10345 || !pkg.mOriginalPackages.contains(renamedPackageName) 10346 || pkg.packageName.equals(renamedPackageName)) { 10347 return; 10348 } 10349 pkg.setPackageName(renamedPackageName); 10350 } 10351 10352 /** 10353 * Just scans the package without any side effects. 10354 * <p>Not entirely true at the moment. There is still one side effect -- this 10355 * method potentially modifies a live {@link PackageSetting} object representing 10356 * the package being scanned. This will be resolved in the future. 10357 * 10358 * @param request Information about the package to be scanned 10359 * @param isUnderFactoryTest Whether or not the device is under factory test 10360 * @param currentTime The current time, in millis 10361 * @return The results of the scan 10362 */ 10363 @GuardedBy("mInstallLock") 10364 private static @NonNull ScanResult scanPackageOnlyLI(@NonNull ScanRequest request, 10365 boolean isUnderFactoryTest, long currentTime) 10366 throws PackageManagerException { 10367 final PackageParser.Package pkg = request.pkg; 10368 PackageSetting pkgSetting = request.pkgSetting; 10369 final PackageSetting disabledPkgSetting = request.disabledPkgSetting; 10370 final PackageSetting originalPkgSetting = request.originalPkgSetting; 10371 final @ParseFlags int parseFlags = request.parseFlags; 10372 final @ScanFlags int scanFlags = request.scanFlags; 10373 final String realPkgName = request.realPkgName; 10374 final SharedUserSetting sharedUserSetting = request.sharedUserSetting; 10375 final UserHandle user = request.user; 10376 final boolean isPlatformPackage = request.isPlatformPackage; 10377 10378 List<String> changedAbiCodePath = null; 10379 10380 if (DEBUG_PACKAGE_SCANNING) { 10381 if ((parseFlags & PackageParser.PARSE_CHATTY) != 0) 10382 Log.d(TAG, "Scanning package " + pkg.packageName); 10383 } 10384 10385 if (Build.IS_DEBUGGABLE && 10386 pkg.isPrivileged() && 10387 !SystemProperties.getBoolean("pm.dexopt.priv-apps", true)) { 10388 PackageManagerServiceUtils.logPackageHasUncompressedCode(pkg); 10389 } 10390 10391 // Initialize package source and resource directories 10392 final File scanFile = new File(pkg.codePath); 10393 final File destCodeFile = new File(pkg.applicationInfo.getCodePath()); 10394 final File destResourceFile = new File(pkg.applicationInfo.getResourcePath()); 10395 10396 // We keep references to the derived CPU Abis from settings in oder to reuse 10397 // them in the case where we're not upgrading or booting for the first time. 10398 String primaryCpuAbiFromSettings = null; 10399 String secondaryCpuAbiFromSettings = null; 10400 boolean needToDeriveAbi = (scanFlags & SCAN_FIRST_BOOT_OR_UPGRADE) != 0; 10401 10402 if (!needToDeriveAbi) { 10403 if (pkgSetting != null) { 10404 primaryCpuAbiFromSettings = pkgSetting.primaryCpuAbiString; 10405 secondaryCpuAbiFromSettings = pkgSetting.secondaryCpuAbiString; 10406 } else { 10407 // Re-scanning a system package after uninstalling updates; need to derive ABI 10408 needToDeriveAbi = true; 10409 } 10410 } 10411 10412 if (pkgSetting != null && pkgSetting.sharedUser != sharedUserSetting) { 10413 PackageManagerService.reportSettingsProblem(Log.WARN, 10414 "Package " + pkg.packageName + " shared user changed from " 10415 + (pkgSetting.sharedUser != null 10416 ? pkgSetting.sharedUser.name : "<nothing>") 10417 + " to " 10418 + (sharedUserSetting != null ? sharedUserSetting.name : "<nothing>") 10419 + "; replacing with new"); 10420 pkgSetting = null; 10421 } 10422 10423 String[] usesStaticLibraries = null; 10424 if (pkg.usesStaticLibraries != null) { 10425 usesStaticLibraries = new String[pkg.usesStaticLibraries.size()]; 10426 pkg.usesStaticLibraries.toArray(usesStaticLibraries); 10427 } 10428 final boolean createNewPackage = (pkgSetting == null); 10429 if (createNewPackage) { 10430 final String parentPackageName = (pkg.parentPackage != null) 10431 ? pkg.parentPackage.packageName : null; 10432 final boolean instantApp = (scanFlags & SCAN_AS_INSTANT_APP) != 0; 10433 final boolean virtualPreload = (scanFlags & SCAN_AS_VIRTUAL_PRELOAD) != 0; 10434 // REMOVE SharedUserSetting from method; update in a separate call 10435 pkgSetting = Settings.createNewSetting(pkg.packageName, originalPkgSetting, 10436 disabledPkgSetting, realPkgName, sharedUserSetting, destCodeFile, 10437 destResourceFile, pkg.applicationInfo.nativeLibraryRootDir, 10438 pkg.applicationInfo.primaryCpuAbi, pkg.applicationInfo.secondaryCpuAbi, 10439 pkg.mVersionCode, pkg.applicationInfo.flags, pkg.applicationInfo.privateFlags, 10440 user, true /*allowInstall*/, instantApp, virtualPreload, 10441 parentPackageName, pkg.getChildPackageNames(), 10442 UserManagerService.getInstance(), usesStaticLibraries, 10443 pkg.usesStaticLibrariesVersions); 10444 } else { 10445 // REMOVE SharedUserSetting from method; update in a separate call. 10446 // 10447 // TODO(narayan): This update is bogus. nativeLibraryDir & primaryCpuAbi, 10448 // secondaryCpuAbi are not known at this point so we always update them 10449 // to null here, only to reset them at a later point. 10450 Settings.updatePackageSetting(pkgSetting, disabledPkgSetting, sharedUserSetting, 10451 destCodeFile, destResourceFile, pkg.applicationInfo.nativeLibraryDir, 10452 pkg.applicationInfo.primaryCpuAbi, pkg.applicationInfo.secondaryCpuAbi, 10453 pkg.applicationInfo.flags, pkg.applicationInfo.privateFlags, 10454 pkg.getChildPackageNames(), UserManagerService.getInstance(), 10455 usesStaticLibraries, pkg.usesStaticLibrariesVersions); 10456 } 10457 if (createNewPackage && originalPkgSetting != null) { 10458 // This is the initial transition from the original package, so, 10459 // fix up the new package's name now. We must do this after looking 10460 // up the package under its new name, so getPackageLP takes care of 10461 // fiddling things correctly. 10462 pkg.setPackageName(originalPkgSetting.name); 10463 10464 // File a report about this. 10465 String msg = "New package " + pkgSetting.realName 10466 + " renamed to replace old package " + pkgSetting.name; 10467 reportSettingsProblem(Log.WARN, msg); 10468 } 10469 10470 if (disabledPkgSetting != null) { 10471 pkg.applicationInfo.flags |= ApplicationInfo.FLAG_UPDATED_SYSTEM_APP; 10472 } 10473 10474 SELinuxMMAC.assignSeInfoValue(pkg); 10475 10476 pkg.mExtras = pkgSetting; 10477 pkg.applicationInfo.processName = fixProcessName( 10478 pkg.applicationInfo.packageName, 10479 pkg.applicationInfo.processName); 10480 10481 if (!isPlatformPackage) { 10482 // Get all of our default paths setup 10483 pkg.applicationInfo.initForUser(UserHandle.USER_SYSTEM); 10484 } 10485 10486 final String cpuAbiOverride = deriveAbiOverride(pkg.cpuAbiOverride, pkgSetting); 10487 10488 if ((scanFlags & SCAN_NEW_INSTALL) == 0) { 10489 if (needToDeriveAbi) { 10490 Trace.traceBegin(TRACE_TAG_PACKAGE_MANAGER, "derivePackageAbi"); 10491 final boolean extractNativeLibs = !pkg.isLibrary(); 10492 derivePackageAbi(pkg, cpuAbiOverride, extractNativeLibs); 10493 Trace.traceEnd(TRACE_TAG_PACKAGE_MANAGER); 10494 10495 // Some system apps still use directory structure for native libraries 10496 // in which case we might end up not detecting abi solely based on apk 10497 // structure. Try to detect abi based on directory structure. 10498 if (isSystemApp(pkg) && !pkg.isUpdatedSystemApp() && 10499 pkg.applicationInfo.primaryCpuAbi == null) { 10500 setBundledAppAbisAndRoots(pkg, pkgSetting); 10501 setNativeLibraryPaths(pkg, sAppLib32InstallDir); 10502 } 10503 } else { 10504 // This is not a first boot or an upgrade, don't bother deriving the 10505 // ABI during the scan. Instead, trust the value that was stored in the 10506 // package setting. 10507 pkg.applicationInfo.primaryCpuAbi = primaryCpuAbiFromSettings; 10508 pkg.applicationInfo.secondaryCpuAbi = secondaryCpuAbiFromSettings; 10509 10510 setNativeLibraryPaths(pkg, sAppLib32InstallDir); 10511 10512 if (DEBUG_ABI_SELECTION) { 10513 Slog.i(TAG, "Using ABIS and native lib paths from settings : " + 10514 pkg.packageName + " " + pkg.applicationInfo.primaryCpuAbi + ", " + 10515 pkg.applicationInfo.secondaryCpuAbi); 10516 } 10517 } 10518 } else { 10519 if ((scanFlags & SCAN_MOVE) != 0) { 10520 // We haven't run dex-opt for this move (since we've moved the compiled output too) 10521 // but we already have this packages package info in the PackageSetting. We just 10522 // use that and derive the native library path based on the new codepath. 10523 pkg.applicationInfo.primaryCpuAbi = pkgSetting.primaryCpuAbiString; 10524 pkg.applicationInfo.secondaryCpuAbi = pkgSetting.secondaryCpuAbiString; 10525 } 10526 10527 // Set native library paths again. For moves, the path will be updated based on the 10528 // ABIs we've determined above. For non-moves, the path will be updated based on the 10529 // ABIs we determined during compilation, but the path will depend on the final 10530 // package path (after the rename away from the stage path). 10531 setNativeLibraryPaths(pkg, sAppLib32InstallDir); 10532 } 10533 10534 // This is a special case for the "system" package, where the ABI is 10535 // dictated by the zygote configuration (and init.rc). We should keep track 10536 // of this ABI so that we can deal with "normal" applications that run under 10537 // the same UID correctly. 10538 if (isPlatformPackage) { 10539 pkg.applicationInfo.primaryCpuAbi = VMRuntime.getRuntime().is64Bit() ? 10540 Build.SUPPORTED_64_BIT_ABIS[0] : Build.SUPPORTED_32_BIT_ABIS[0]; 10541 } 10542 10543 // If there's a mismatch between the abi-override in the package setting 10544 // and the abiOverride specified for the install. Warn about this because we 10545 // would've already compiled the app without taking the package setting into 10546 // account. 10547 if ((scanFlags & SCAN_NO_DEX) == 0 && (scanFlags & SCAN_NEW_INSTALL) != 0) { 10548 if (cpuAbiOverride == null && pkg.packageName != null) { 10549 Slog.w(TAG, "Ignoring persisted ABI override " + cpuAbiOverride + 10550 " for package " + pkg.packageName); 10551 } 10552 } 10553 10554 pkgSetting.primaryCpuAbiString = pkg.applicationInfo.primaryCpuAbi; 10555 pkgSetting.secondaryCpuAbiString = pkg.applicationInfo.secondaryCpuAbi; 10556 pkgSetting.cpuAbiOverrideString = cpuAbiOverride; 10557 10558 // Copy the derived override back to the parsed package, so that we can 10559 // update the package settings accordingly. 10560 pkg.cpuAbiOverride = cpuAbiOverride; 10561 10562 if (DEBUG_ABI_SELECTION) { 10563 Slog.d(TAG, "Resolved nativeLibraryRoot for " + pkg.packageName 10564 + " to root=" + pkg.applicationInfo.nativeLibraryRootDir + ", isa=" 10565 + pkg.applicationInfo.nativeLibraryRootRequiresIsa); 10566 } 10567 10568 // Push the derived path down into PackageSettings so we know what to 10569 // clean up at uninstall time. 10570 pkgSetting.legacyNativeLibraryPathString = pkg.applicationInfo.nativeLibraryRootDir; 10571 10572 if (DEBUG_ABI_SELECTION) { 10573 Log.d(TAG, "Abis for package[" + pkg.packageName + "] are" + 10574 " primary=" + pkg.applicationInfo.primaryCpuAbi + 10575 " secondary=" + pkg.applicationInfo.secondaryCpuAbi); 10576 } 10577 10578 if ((scanFlags & SCAN_BOOTING) == 0 && pkgSetting.sharedUser != null) { 10579 // We don't do this here during boot because we can do it all 10580 // at once after scanning all existing packages. 10581 // 10582 // We also do this *before* we perform dexopt on this package, so that 10583 // we can avoid redundant dexopts, and also to make sure we've got the 10584 // code and package path correct. 10585 changedAbiCodePath = 10586 adjustCpuAbisForSharedUserLPw(pkgSetting.sharedUser.packages, pkg); 10587 } 10588 10589 if (isUnderFactoryTest && pkg.requestedPermissions.contains( 10590 android.Manifest.permission.FACTORY_TEST)) { 10591 pkg.applicationInfo.flags |= ApplicationInfo.FLAG_FACTORY_TEST; 10592 } 10593 10594 if (isSystemApp(pkg)) { 10595 pkgSetting.isOrphaned = true; 10596 } 10597 10598 // Take care of first install / last update times. 10599 final long scanFileTime = getLastModifiedTime(pkg); 10600 if (currentTime != 0) { 10601 if (pkgSetting.firstInstallTime == 0) { 10602 pkgSetting.firstInstallTime = pkgSetting.lastUpdateTime = currentTime; 10603 } else if ((scanFlags & SCAN_UPDATE_TIME) != 0) { 10604 pkgSetting.lastUpdateTime = currentTime; 10605 } 10606 } else if (pkgSetting.firstInstallTime == 0) { 10607 // We need *something*. Take time time stamp of the file. 10608 pkgSetting.firstInstallTime = pkgSetting.lastUpdateTime = scanFileTime; 10609 } else if ((parseFlags & PackageParser.PARSE_IS_SYSTEM_DIR) != 0) { 10610 if (scanFileTime != pkgSetting.timeStamp) { 10611 // A package on the system image has changed; consider this 10612 // to be an update. 10613 pkgSetting.lastUpdateTime = scanFileTime; 10614 } 10615 } 10616 pkgSetting.setTimeStamp(scanFileTime); 10617 10618 pkgSetting.pkg = pkg; 10619 pkgSetting.pkgFlags = pkg.applicationInfo.flags; 10620 if (pkg.getLongVersionCode() != pkgSetting.versionCode) { 10621 pkgSetting.versionCode = pkg.getLongVersionCode(); 10622 } 10623 // Update volume if needed 10624 final String volumeUuid = pkg.applicationInfo.volumeUuid; 10625 if (!Objects.equals(volumeUuid, pkgSetting.volumeUuid)) { 10626 Slog.i(PackageManagerService.TAG, 10627 "Update" + (pkgSetting.isSystem() ? " system" : "") 10628 + " package " + pkg.packageName 10629 + " volume from " + pkgSetting.volumeUuid 10630 + " to " + volumeUuid); 10631 pkgSetting.volumeUuid = volumeUuid; 10632 } 10633 10634 return new ScanResult(true, pkgSetting, changedAbiCodePath); 10635 } 10636 10637 /** 10638 * Returns {@code true} if the given file contains code. Otherwise {@code false}. 10639 */ 10640 private static boolean apkHasCode(String fileName) { 10641 StrictJarFile jarFile = null; 10642 try { 10643 jarFile = new StrictJarFile(fileName, 10644 false /*verify*/, false /*signatureSchemeRollbackProtectionsEnforced*/); 10645 return jarFile.findEntry("classes.dex") != null; 10646 } catch (IOException ignore) { 10647 } finally { 10648 try { 10649 if (jarFile != null) { 10650 jarFile.close(); 10651 } 10652 } catch (IOException ignore) {} 10653 } 10654 return false; 10655 } 10656 10657 /** 10658 * Enforces code policy for the package. This ensures that if an APK has 10659 * declared hasCode="true" in its manifest that the APK actually contains 10660 * code. 10661 * 10662 * @throws PackageManagerException If bytecode could not be found when it should exist 10663 */ 10664 private static void assertCodePolicy(PackageParser.Package pkg) 10665 throws PackageManagerException { 10666 final boolean shouldHaveCode = 10667 (pkg.applicationInfo.flags & ApplicationInfo.FLAG_HAS_CODE) != 0; 10668 if (shouldHaveCode && !apkHasCode(pkg.baseCodePath)) { 10669 throw new PackageManagerException(INSTALL_FAILED_INVALID_APK, 10670 "Package " + pkg.baseCodePath + " code is missing"); 10671 } 10672 10673 if (!ArrayUtils.isEmpty(pkg.splitCodePaths)) { 10674 for (int i = 0; i < pkg.splitCodePaths.length; i++) { 10675 final boolean splitShouldHaveCode = 10676 (pkg.splitFlags[i] & ApplicationInfo.FLAG_HAS_CODE) != 0; 10677 if (splitShouldHaveCode && !apkHasCode(pkg.splitCodePaths[i])) { 10678 throw new PackageManagerException(INSTALL_FAILED_INVALID_APK, 10679 "Package " + pkg.splitCodePaths[i] + " code is missing"); 10680 } 10681 } 10682 } 10683 } 10684 10685 /** 10686 * Applies policy to the parsed package based upon the given policy flags. 10687 * Ensures the package is in a good state. 10688 * <p> 10689 * Implementation detail: This method must NOT have any side effect. It would 10690 * ideally be static, but, it requires locks to read system state. 10691 */ 10692 private static void applyPolicy(PackageParser.Package pkg, final @ParseFlags int parseFlags, 10693 final @ScanFlags int scanFlags) { 10694 if ((scanFlags & SCAN_AS_SYSTEM) != 0) { 10695 pkg.applicationInfo.flags |= ApplicationInfo.FLAG_SYSTEM; 10696 if (pkg.applicationInfo.isDirectBootAware()) { 10697 // we're direct boot aware; set for all components 10698 for (PackageParser.Service s : pkg.services) { 10699 s.info.encryptionAware = s.info.directBootAware = true; 10700 } 10701 for (PackageParser.Provider p : pkg.providers) { 10702 p.info.encryptionAware = p.info.directBootAware = true; 10703 } 10704 for (PackageParser.Activity a : pkg.activities) { 10705 a.info.encryptionAware = a.info.directBootAware = true; 10706 } 10707 for (PackageParser.Activity r : pkg.receivers) { 10708 r.info.encryptionAware = r.info.directBootAware = true; 10709 } 10710 } 10711 if (compressedFileExists(pkg.codePath)) { 10712 pkg.isStub = true; 10713 } 10714 } else { 10715 // non system apps can't be flagged as core 10716 pkg.coreApp = false; 10717 // clear flags not applicable to regular apps 10718 pkg.applicationInfo.flags &= 10719 ~ApplicationInfo.FLAG_PERSISTENT; 10720 pkg.applicationInfo.privateFlags &= 10721 ~ApplicationInfo.PRIVATE_FLAG_DEFAULT_TO_DEVICE_PROTECTED_STORAGE; 10722 pkg.applicationInfo.privateFlags &= 10723 ~ApplicationInfo.PRIVATE_FLAG_DIRECT_BOOT_AWARE; 10724 // clear protected broadcasts 10725 pkg.protectedBroadcasts = null; 10726 // cap permission priorities 10727 if (pkg.permissionGroups != null && pkg.permissionGroups.size() > 0) { 10728 for (int i = pkg.permissionGroups.size() - 1; i >= 0; --i) { 10729 pkg.permissionGroups.get(i).info.priority = 0; 10730 } 10731 } 10732 } 10733 if ((scanFlags & SCAN_AS_PRIVILEGED) == 0) { 10734 // ignore export request for single user receivers 10735 if (pkg.receivers != null) { 10736 for (int i = pkg.receivers.size() - 1; i >= 0; --i) { 10737 final PackageParser.Activity receiver = pkg.receivers.get(i); 10738 if ((receiver.info.flags & ActivityInfo.FLAG_SINGLE_USER) != 0) { 10739 receiver.info.exported = false; 10740 } 10741 } 10742 } 10743 // ignore export request for single user services 10744 if (pkg.services != null) { 10745 for (int i = pkg.services.size() - 1; i >= 0; --i) { 10746 final PackageParser.Service service = pkg.services.get(i); 10747 if ((service.info.flags & ServiceInfo.FLAG_SINGLE_USER) != 0) { 10748 service.info.exported = false; 10749 } 10750 } 10751 } 10752 // ignore export request for single user providers 10753 if (pkg.providers != null) { 10754 for (int i = pkg.providers.size() - 1; i >= 0; --i) { 10755 final PackageParser.Provider provider = pkg.providers.get(i); 10756 if ((provider.info.flags & ProviderInfo.FLAG_SINGLE_USER) != 0) { 10757 provider.info.exported = false; 10758 } 10759 } 10760 } 10761 } 10762 10763 if ((scanFlags & SCAN_AS_PRIVILEGED) != 0) { 10764 pkg.applicationInfo.privateFlags |= ApplicationInfo.PRIVATE_FLAG_PRIVILEGED; 10765 } 10766 10767 if ((scanFlags & SCAN_AS_OEM) != 0) { 10768 pkg.applicationInfo.privateFlags |= ApplicationInfo.PRIVATE_FLAG_OEM; 10769 } 10770 10771 if ((scanFlags & SCAN_AS_VENDOR) != 0) { 10772 pkg.applicationInfo.privateFlags |= ApplicationInfo.PRIVATE_FLAG_VENDOR; 10773 } 10774 10775 if ((scanFlags & SCAN_AS_PRODUCT) != 0) { 10776 pkg.applicationInfo.privateFlags |= ApplicationInfo.PRIVATE_FLAG_PRODUCT; 10777 } 10778 10779 if (!isSystemApp(pkg)) { 10780 // Only system apps can use these features. 10781 pkg.mOriginalPackages = null; 10782 pkg.mRealPackage = null; 10783 pkg.mAdoptPermissions = null; 10784 } 10785 } 10786 10787 private static @NonNull <T> T assertNotNull(@Nullable T object, String message) 10788 throws PackageManagerException { 10789 if (object == null) { 10790 throw new PackageManagerException(INSTALL_FAILED_INTERNAL_ERROR, message); 10791 } 10792 return object; 10793 } 10794 10795 /** 10796 * Asserts the parsed package is valid according to the given policy. If the 10797 * package is invalid, for whatever reason, throws {@link PackageManagerException}. 10798 * <p> 10799 * Implementation detail: This method must NOT have any side effects. It would 10800 * ideally be static, but, it requires locks to read system state. 10801 * 10802 * @throws PackageManagerException If the package fails any of the validation checks 10803 */ 10804 private void assertPackageIsValid(PackageParser.Package pkg, final @ParseFlags int parseFlags, 10805 final @ScanFlags int scanFlags) 10806 throws PackageManagerException { 10807 if ((parseFlags & PackageParser.PARSE_ENFORCE_CODE) != 0) { 10808 assertCodePolicy(pkg); 10809 } 10810 10811 if (pkg.applicationInfo.getCodePath() == null || 10812 pkg.applicationInfo.getResourcePath() == null) { 10813 // Bail out. The resource and code paths haven't been set. 10814 throw new PackageManagerException(INSTALL_FAILED_INVALID_APK, 10815 "Code and resource paths haven't been set correctly"); 10816 } 10817 10818 // Make sure we're not adding any bogus keyset info 10819 final KeySetManagerService ksms = mSettings.mKeySetManagerService; 10820 ksms.assertScannedPackageValid(pkg); 10821 10822 synchronized (mPackages) { 10823 // The special "android" package can only be defined once 10824 if (pkg.packageName.equals("android")) { 10825 if (mAndroidApplication != null) { 10826 Slog.w(TAG, "*************************************************"); 10827 Slog.w(TAG, "Core android package being redefined. Skipping."); 10828 Slog.w(TAG, " codePath=" + pkg.codePath); 10829 Slog.w(TAG, "*************************************************"); 10830 throw new PackageManagerException(INSTALL_FAILED_DUPLICATE_PACKAGE, 10831 "Core android package being redefined. Skipping."); 10832 } 10833 } 10834 10835 // A package name must be unique; don't allow duplicates 10836 if (mPackages.containsKey(pkg.packageName)) { 10837 throw new PackageManagerException(INSTALL_FAILED_DUPLICATE_PACKAGE, 10838 "Application package " + pkg.packageName 10839 + " already installed. Skipping duplicate."); 10840 } 10841 10842 if (pkg.applicationInfo.isStaticSharedLibrary()) { 10843 // Static libs have a synthetic package name containing the version 10844 // but we still want the base name to be unique. 10845 if (mPackages.containsKey(pkg.manifestPackageName)) { 10846 throw new PackageManagerException( 10847 "Duplicate static shared lib provider package"); 10848 } 10849 10850 // Static shared libraries should have at least O target SDK 10851 if (pkg.applicationInfo.targetSdkVersion < Build.VERSION_CODES.O) { 10852 throw new PackageManagerException( 10853 "Packages declaring static-shared libs must target O SDK or higher"); 10854 } 10855 10856 // Package declaring static a shared lib cannot be instant apps 10857 if ((scanFlags & SCAN_AS_INSTANT_APP) != 0) { 10858 throw new PackageManagerException( 10859 "Packages declaring static-shared libs cannot be instant apps"); 10860 } 10861 10862 // Package declaring static a shared lib cannot be renamed since the package 10863 // name is synthetic and apps can't code around package manager internals. 10864 if (!ArrayUtils.isEmpty(pkg.mOriginalPackages)) { 10865 throw new PackageManagerException( 10866 "Packages declaring static-shared libs cannot be renamed"); 10867 } 10868 10869 // Package declaring static a shared lib cannot declare child packages 10870 if (!ArrayUtils.isEmpty(pkg.childPackages)) { 10871 throw new PackageManagerException( 10872 "Packages declaring static-shared libs cannot have child packages"); 10873 } 10874 10875 // Package declaring static a shared lib cannot declare dynamic libs 10876 if (!ArrayUtils.isEmpty(pkg.libraryNames)) { 10877 throw new PackageManagerException( 10878 "Packages declaring static-shared libs cannot declare dynamic libs"); 10879 } 10880 10881 // Package declaring static a shared lib cannot declare shared users 10882 if (pkg.mSharedUserId != null) { 10883 throw new PackageManagerException( 10884 "Packages declaring static-shared libs cannot declare shared users"); 10885 } 10886 10887 // Static shared libs cannot declare activities 10888 if (!pkg.activities.isEmpty()) { 10889 throw new PackageManagerException( 10890 "Static shared libs cannot declare activities"); 10891 } 10892 10893 // Static shared libs cannot declare services 10894 if (!pkg.services.isEmpty()) { 10895 throw new PackageManagerException( 10896 "Static shared libs cannot declare services"); 10897 } 10898 10899 // Static shared libs cannot declare providers 10900 if (!pkg.providers.isEmpty()) { 10901 throw new PackageManagerException( 10902 "Static shared libs cannot declare content providers"); 10903 } 10904 10905 // Static shared libs cannot declare receivers 10906 if (!pkg.receivers.isEmpty()) { 10907 throw new PackageManagerException( 10908 "Static shared libs cannot declare broadcast receivers"); 10909 } 10910 10911 // Static shared libs cannot declare permission groups 10912 if (!pkg.permissionGroups.isEmpty()) { 10913 throw new PackageManagerException( 10914 "Static shared libs cannot declare permission groups"); 10915 } 10916 10917 // Static shared libs cannot declare permissions 10918 if (!pkg.permissions.isEmpty()) { 10919 throw new PackageManagerException( 10920 "Static shared libs cannot declare permissions"); 10921 } 10922 10923 // Static shared libs cannot declare protected broadcasts 10924 if (pkg.protectedBroadcasts != null) { 10925 throw new PackageManagerException( 10926 "Static shared libs cannot declare protected broadcasts"); 10927 } 10928 10929 // Static shared libs cannot be overlay targets 10930 if (pkg.mOverlayTarget != null) { 10931 throw new PackageManagerException( 10932 "Static shared libs cannot be overlay targets"); 10933 } 10934 10935 // The version codes must be ordered as lib versions 10936 long minVersionCode = Long.MIN_VALUE; 10937 long maxVersionCode = Long.MAX_VALUE; 10938 10939 LongSparseArray<SharedLibraryEntry> versionedLib = mSharedLibraries.get( 10940 pkg.staticSharedLibName); 10941 if (versionedLib != null) { 10942 final int versionCount = versionedLib.size(); 10943 for (int i = 0; i < versionCount; i++) { 10944 SharedLibraryInfo libInfo = versionedLib.valueAt(i).info; 10945 final long libVersionCode = libInfo.getDeclaringPackage() 10946 .getLongVersionCode(); 10947 if (libInfo.getLongVersion() < pkg.staticSharedLibVersion) { 10948 minVersionCode = Math.max(minVersionCode, libVersionCode + 1); 10949 } else if (libInfo.getLongVersion() > pkg.staticSharedLibVersion) { 10950 maxVersionCode = Math.min(maxVersionCode, libVersionCode - 1); 10951 } else { 10952 minVersionCode = maxVersionCode = libVersionCode; 10953 break; 10954 } 10955 } 10956 } 10957 if (pkg.getLongVersionCode() < minVersionCode 10958 || pkg.getLongVersionCode() > maxVersionCode) { 10959 throw new PackageManagerException("Static shared" 10960 + " lib version codes must be ordered as lib versions"); 10961 } 10962 } 10963 10964 // Only privileged apps and updated privileged apps can add child packages. 10965 if (pkg.childPackages != null && !pkg.childPackages.isEmpty()) { 10966 if ((scanFlags & SCAN_AS_PRIVILEGED) == 0) { 10967 throw new PackageManagerException("Only privileged apps can add child " 10968 + "packages. Ignoring package " + pkg.packageName); 10969 } 10970 final int childCount = pkg.childPackages.size(); 10971 for (int i = 0; i < childCount; i++) { 10972 PackageParser.Package childPkg = pkg.childPackages.get(i); 10973 if (mSettings.hasOtherDisabledSystemPkgWithChildLPr(pkg.packageName, 10974 childPkg.packageName)) { 10975 throw new PackageManagerException("Can't override child of " 10976 + "another disabled app. Ignoring package " + pkg.packageName); 10977 } 10978 } 10979 } 10980 10981 // If we're only installing presumed-existing packages, require that the 10982 // scanned APK is both already known and at the path previously established 10983 // for it. Previously unknown packages we pick up normally, but if we have an 10984 // a priori expectation about this package's install presence, enforce it. 10985 // With a singular exception for new system packages. When an OTA contains 10986 // a new system package, we allow the codepath to change from a system location 10987 // to the user-installed location. If we don't allow this change, any newer, 10988 // user-installed version of the application will be ignored. 10989 if ((scanFlags & SCAN_REQUIRE_KNOWN) != 0) { 10990 if (mExpectingBetter.containsKey(pkg.packageName)) { 10991 logCriticalInfo(Log.WARN, 10992 "Relax SCAN_REQUIRE_KNOWN requirement for package " + pkg.packageName); 10993 } else { 10994 PackageSetting known = mSettings.getPackageLPr(pkg.packageName); 10995 if (known != null) { 10996 if (DEBUG_PACKAGE_SCANNING) { 10997 Log.d(TAG, "Examining " + pkg.codePath 10998 + " and requiring known paths " + known.codePathString 10999 + " & " + known.resourcePathString); 11000 } 11001 if (!pkg.applicationInfo.getCodePath().equals(known.codePathString) 11002 || !pkg.applicationInfo.getResourcePath().equals( 11003 known.resourcePathString)) { 11004 throw new PackageManagerException(INSTALL_FAILED_PACKAGE_CHANGED, 11005 "Application package " + pkg.packageName 11006 + " found at " + pkg.applicationInfo.getCodePath() 11007 + " but expected at " + known.codePathString 11008 + "; ignoring."); 11009 } 11010 } else { 11011 throw new PackageManagerException(INSTALL_FAILED_INVALID_INSTALL_LOCATION, 11012 "Application package " + pkg.packageName 11013 + " not found; ignoring."); 11014 } 11015 } 11016 } 11017 11018 // Verify that this new package doesn't have any content providers 11019 // that conflict with existing packages. Only do this if the 11020 // package isn't already installed, since we don't want to break 11021 // things that are installed. 11022 if ((scanFlags & SCAN_NEW_INSTALL) != 0) { 11023 final int N = pkg.providers.size(); 11024 int i; 11025 for (i=0; i<N; i++) { 11026 PackageParser.Provider p = pkg.providers.get(i); 11027 if (p.info.authority != null) { 11028 String names[] = p.info.authority.split(";"); 11029 for (int j = 0; j < names.length; j++) { 11030 if (mProvidersByAuthority.containsKey(names[j])) { 11031 PackageParser.Provider other = mProvidersByAuthority.get(names[j]); 11032 final String otherPackageName = 11033 ((other != null && other.getComponentName() != null) ? 11034 other.getComponentName().getPackageName() : "?"); 11035 throw new PackageManagerException( 11036 INSTALL_FAILED_CONFLICTING_PROVIDER, 11037 "Can't install because provider name " + names[j] 11038 + " (in package " + pkg.applicationInfo.packageName 11039 + ") is already used by " + otherPackageName); 11040 } 11041 } 11042 } 11043 } 11044 } 11045 11046 // Verify that packages sharing a user with a privileged app are marked as privileged. 11047 if (!pkg.isPrivileged() && (pkg.mSharedUserId != null)) { 11048 SharedUserSetting sharedUserSetting = null; 11049 try { 11050 sharedUserSetting = mSettings.getSharedUserLPw(pkg.mSharedUserId, 0, 0, false); 11051 } catch (PackageManagerException ignore) {} 11052 if (sharedUserSetting != null && sharedUserSetting.isPrivileged()) { 11053 // Exempt SharedUsers signed with the platform key. 11054 PackageSetting platformPkgSetting = mSettings.mPackages.get("android"); 11055 if ((platformPkgSetting.signatures.mSigningDetails 11056 != PackageParser.SigningDetails.UNKNOWN) 11057 && (compareSignatures( 11058 platformPkgSetting.signatures.mSigningDetails.signatures, 11059 pkg.mSigningDetails.signatures) 11060 != PackageManager.SIGNATURE_MATCH)) { 11061 throw new PackageManagerException("Apps that share a user with a " + 11062 "privileged app must themselves be marked as privileged. " + 11063 pkg.packageName + " shares privileged user " + 11064 pkg.mSharedUserId + "."); 11065 } 11066 } 11067 } 11068 11069 // Apply policies specific for runtime resource overlays (RROs). 11070 if (pkg.mOverlayTarget != null) { 11071 // System overlays have some restrictions on their use of the 'static' state. 11072 if ((scanFlags & SCAN_AS_SYSTEM) != 0) { 11073 // We are scanning a system overlay. This can be the first scan of the 11074 // system/vendor/oem partition, or an update to the system overlay. 11075 if ((parseFlags & PackageParser.PARSE_IS_SYSTEM_DIR) == 0) { 11076 // This must be an update to a system overlay. 11077 final PackageSetting previousPkg = assertNotNull( 11078 mSettings.getPackageLPr(pkg.packageName), 11079 "previous package state not present"); 11080 11081 // Static overlays cannot be updated. 11082 if (previousPkg.pkg.mOverlayIsStatic) { 11083 throw new PackageManagerException("Overlay " + pkg.packageName + 11084 " is static and cannot be upgraded."); 11085 // Non-static overlays cannot be converted to static overlays. 11086 } else if (pkg.mOverlayIsStatic) { 11087 throw new PackageManagerException("Overlay " + pkg.packageName + 11088 " cannot be upgraded into a static overlay."); 11089 } 11090 } 11091 } else { 11092 // The overlay is a non-system overlay. Non-system overlays cannot be static. 11093 if (pkg.mOverlayIsStatic) { 11094 throw new PackageManagerException("Overlay " + pkg.packageName + 11095 " is static but not pre-installed."); 11096 } 11097 11098 // The only case where we allow installation of a non-system overlay is when 11099 // its signature is signed with the platform certificate. 11100 PackageSetting platformPkgSetting = mSettings.getPackageLPr("android"); 11101 if ((platformPkgSetting.signatures.mSigningDetails 11102 != PackageParser.SigningDetails.UNKNOWN) 11103 && (compareSignatures( 11104 platformPkgSetting.signatures.mSigningDetails.signatures, 11105 pkg.mSigningDetails.signatures) 11106 != PackageManager.SIGNATURE_MATCH)) { 11107 throw new PackageManagerException("Overlay " + pkg.packageName + 11108 " must be signed with the platform certificate."); 11109 } 11110 } 11111 } 11112 } 11113 } 11114 11115 private boolean addSharedLibraryLPw(String path, String apk, String name, long version, 11116 int type, String declaringPackageName, long declaringVersionCode) { 11117 LongSparseArray<SharedLibraryEntry> versionedLib = mSharedLibraries.get(name); 11118 if (versionedLib == null) { 11119 versionedLib = new LongSparseArray<>(); 11120 mSharedLibraries.put(name, versionedLib); 11121 if (type == SharedLibraryInfo.TYPE_STATIC) { 11122 mStaticLibsByDeclaringPackage.put(declaringPackageName, versionedLib); 11123 } 11124 } else if (versionedLib.indexOfKey(version) >= 0) { 11125 return false; 11126 } 11127 SharedLibraryEntry libEntry = new SharedLibraryEntry(path, apk, name, 11128 version, type, declaringPackageName, declaringVersionCode); 11129 versionedLib.put(version, libEntry); 11130 return true; 11131 } 11132 11133 private boolean removeSharedLibraryLPw(String name, long version) { 11134 LongSparseArray<SharedLibraryEntry> versionedLib = mSharedLibraries.get(name); 11135 if (versionedLib == null) { 11136 return false; 11137 } 11138 final int libIdx = versionedLib.indexOfKey(version); 11139 if (libIdx < 0) { 11140 return false; 11141 } 11142 SharedLibraryEntry libEntry = versionedLib.valueAt(libIdx); 11143 versionedLib.remove(version); 11144 if (versionedLib.size() <= 0) { 11145 mSharedLibraries.remove(name); 11146 if (libEntry.info.getType() == SharedLibraryInfo.TYPE_STATIC) { 11147 mStaticLibsByDeclaringPackage.remove(libEntry.info.getDeclaringPackage() 11148 .getPackageName()); 11149 } 11150 } 11151 return true; 11152 } 11153 11154 /** 11155 * Adds a scanned package to the system. When this method is finished, the package will 11156 * be available for query, resolution, etc... 11157 */ 11158 private void commitPackageSettings(PackageParser.Package pkg, PackageSetting pkgSetting, 11159 UserHandle user, final @ScanFlags int scanFlags, boolean chatty) { 11160 final String pkgName = pkg.packageName; 11161 if (mCustomResolverComponentName != null && 11162 mCustomResolverComponentName.getPackageName().equals(pkg.packageName)) { 11163 setUpCustomResolverActivity(pkg); 11164 } 11165 11166 if (pkg.packageName.equals("android")) { 11167 synchronized (mPackages) { 11168 if ((scanFlags & SCAN_CHECK_ONLY) == 0) { 11169 // Set up information for our fall-back user intent resolution activity. 11170 mPlatformPackage = pkg; 11171 pkg.mVersionCode = mSdkVersion; 11172 pkg.mVersionCodeMajor = 0; 11173 mAndroidApplication = pkg.applicationInfo; 11174 if (!mResolverReplaced) { 11175 mResolveActivity.applicationInfo = mAndroidApplication; 11176 mResolveActivity.name = ResolverActivity.class.getName(); 11177 mResolveActivity.packageName = mAndroidApplication.packageName; 11178 mResolveActivity.processName = "system:ui"; 11179 mResolveActivity.launchMode = ActivityInfo.LAUNCH_MULTIPLE; 11180 mResolveActivity.documentLaunchMode = ActivityInfo.DOCUMENT_LAUNCH_NEVER; 11181 mResolveActivity.flags = ActivityInfo.FLAG_EXCLUDE_FROM_RECENTS; 11182 mResolveActivity.theme = R.style.Theme_Material_Dialog_Alert; 11183 mResolveActivity.exported = true; 11184 mResolveActivity.enabled = true; 11185 mResolveActivity.resizeMode = ActivityInfo.RESIZE_MODE_RESIZEABLE; 11186 mResolveActivity.configChanges = ActivityInfo.CONFIG_SCREEN_SIZE 11187 | ActivityInfo.CONFIG_SMALLEST_SCREEN_SIZE 11188 | ActivityInfo.CONFIG_SCREEN_LAYOUT 11189 | ActivityInfo.CONFIG_ORIENTATION 11190 | ActivityInfo.CONFIG_KEYBOARD 11191 | ActivityInfo.CONFIG_KEYBOARD_HIDDEN; 11192 mResolveInfo.activityInfo = mResolveActivity; 11193 mResolveInfo.priority = 0; 11194 mResolveInfo.preferredOrder = 0; 11195 mResolveInfo.match = 0; 11196 mResolveComponentName = new ComponentName( 11197 mAndroidApplication.packageName, mResolveActivity.name); 11198 } 11199 } 11200 } 11201 } 11202 11203 ArrayList<PackageParser.Package> clientLibPkgs = null; 11204 // writer 11205 synchronized (mPackages) { 11206 boolean hasStaticSharedLibs = false; 11207 11208 // Any app can add new static shared libraries 11209 if (pkg.staticSharedLibName != null) { 11210 // Static shared libs don't allow renaming as they have synthetic package 11211 // names to allow install of multiple versions, so use name from manifest. 11212 if (addSharedLibraryLPw(null, pkg.packageName, pkg.staticSharedLibName, 11213 pkg.staticSharedLibVersion, SharedLibraryInfo.TYPE_STATIC, 11214 pkg.manifestPackageName, pkg.getLongVersionCode())) { 11215 hasStaticSharedLibs = true; 11216 } else { 11217 Slog.w(TAG, "Package " + pkg.packageName + " library " 11218 + pkg.staticSharedLibName + " already exists; skipping"); 11219 } 11220 // Static shared libs cannot be updated once installed since they 11221 // use synthetic package name which includes the version code, so 11222 // not need to update other packages's shared lib dependencies. 11223 } 11224 11225 if (!hasStaticSharedLibs 11226 && (pkg.applicationInfo.flags & ApplicationInfo.FLAG_SYSTEM) != 0) { 11227 // Only system apps can add new dynamic shared libraries. 11228 if (pkg.libraryNames != null) { 11229 for (int i = 0; i < pkg.libraryNames.size(); i++) { 11230 String name = pkg.libraryNames.get(i); 11231 boolean allowed = false; 11232 if (pkg.isUpdatedSystemApp()) { 11233 // New library entries can only be added through the 11234 // system image. This is important to get rid of a lot 11235 // of nasty edge cases: for example if we allowed a non- 11236 // system update of the app to add a library, then uninstalling 11237 // the update would make the library go away, and assumptions 11238 // we made such as through app install filtering would now 11239 // have allowed apps on the device which aren't compatible 11240 // with it. Better to just have the restriction here, be 11241 // conservative, and create many fewer cases that can negatively 11242 // impact the user experience. 11243 final PackageSetting sysPs = mSettings 11244 .getDisabledSystemPkgLPr(pkg.packageName); 11245 if (sysPs.pkg != null && sysPs.pkg.libraryNames != null) { 11246 for (int j = 0; j < sysPs.pkg.libraryNames.size(); j++) { 11247 if (name.equals(sysPs.pkg.libraryNames.get(j))) { 11248 allowed = true; 11249 break; 11250 } 11251 } 11252 } 11253 } else { 11254 allowed = true; 11255 } 11256 if (allowed) { 11257 if (!addSharedLibraryLPw(null, pkg.packageName, name, 11258 SharedLibraryInfo.VERSION_UNDEFINED, 11259 SharedLibraryInfo.TYPE_DYNAMIC, 11260 pkg.packageName, pkg.getLongVersionCode())) { 11261 Slog.w(TAG, "Package " + pkg.packageName + " library " 11262 + name + " already exists; skipping"); 11263 } 11264 } else { 11265 Slog.w(TAG, "Package " + pkg.packageName + " declares lib " 11266 + name + " that is not declared on system image; skipping"); 11267 } 11268 } 11269 11270 if ((scanFlags & SCAN_BOOTING) == 0) { 11271 // If we are not booting, we need to update any applications 11272 // that are clients of our shared library. If we are booting, 11273 // this will all be done once the scan is complete. 11274 clientLibPkgs = updateAllSharedLibrariesLPw(pkg); 11275 } 11276 } 11277 } 11278 } 11279 11280 if ((scanFlags & SCAN_BOOTING) != 0) { 11281 // No apps can run during boot scan, so they don't need to be frozen 11282 } else if ((scanFlags & SCAN_DONT_KILL_APP) != 0) { 11283 // Caller asked to not kill app, so it's probably not frozen 11284 } else if ((scanFlags & SCAN_IGNORE_FROZEN) != 0) { 11285 // Caller asked us to ignore frozen check for some reason; they 11286 // probably didn't know the package name 11287 } else { 11288 // We're doing major surgery on this package, so it better be frozen 11289 // right now to keep it from launching 11290 checkPackageFrozen(pkgName); 11291 } 11292 11293 // Also need to kill any apps that are dependent on the library. 11294 if (clientLibPkgs != null) { 11295 for (int i=0; i<clientLibPkgs.size(); i++) { 11296 PackageParser.Package clientPkg = clientLibPkgs.get(i); 11297 killApplication(clientPkg.applicationInfo.packageName, 11298 clientPkg.applicationInfo.uid, "update lib"); 11299 } 11300 } 11301 11302 // writer 11303 Trace.traceBegin(TRACE_TAG_PACKAGE_MANAGER, "updateSettings"); 11304 11305 synchronized (mPackages) { 11306 // We don't expect installation to fail beyond this point 11307 11308 // Add the new setting to mSettings 11309 mSettings.insertPackageSettingLPw(pkgSetting, pkg); 11310 // Add the new setting to mPackages 11311 mPackages.put(pkg.applicationInfo.packageName, pkg); 11312 // Make sure we don't accidentally delete its data. 11313 final Iterator<PackageCleanItem> iter = mSettings.mPackagesToBeCleaned.iterator(); 11314 while (iter.hasNext()) { 11315 PackageCleanItem item = iter.next(); 11316 if (pkgName.equals(item.packageName)) { 11317 iter.remove(); 11318 } 11319 } 11320 11321 // Add the package's KeySets to the global KeySetManagerService 11322 KeySetManagerService ksms = mSettings.mKeySetManagerService; 11323 ksms.addScannedPackageLPw(pkg); 11324 11325 int N = pkg.providers.size(); 11326 StringBuilder r = null; 11327 int i; 11328 for (i=0; i<N; i++) { 11329 PackageParser.Provider p = pkg.providers.get(i); 11330 p.info.processName = fixProcessName(pkg.applicationInfo.processName, 11331 p.info.processName); 11332 mProviders.addProvider(p); 11333 p.syncable = p.info.isSyncable; 11334 if (p.info.authority != null) { 11335 String names[] = p.info.authority.split(";"); 11336 p.info.authority = null; 11337 for (int j = 0; j < names.length; j++) { 11338 if (j == 1 && p.syncable) { 11339 // We only want the first authority for a provider to possibly be 11340 // syncable, so if we already added this provider using a different 11341 // authority clear the syncable flag. We copy the provider before 11342 // changing it because the mProviders object contains a reference 11343 // to a provider that we don't want to change. 11344 // Only do this for the second authority since the resulting provider 11345 // object can be the same for all future authorities for this provider. 11346 p = new PackageParser.Provider(p); 11347 p.syncable = false; 11348 } 11349 if (!mProvidersByAuthority.containsKey(names[j])) { 11350 mProvidersByAuthority.put(names[j], p); 11351 if (p.info.authority == null) { 11352 p.info.authority = names[j]; 11353 } else { 11354 p.info.authority = p.info.authority + ";" + names[j]; 11355 } 11356 if (DEBUG_PACKAGE_SCANNING) { 11357 if (chatty) 11358 Log.d(TAG, "Registered content provider: " + names[j] 11359 + ", className = " + p.info.name + ", isSyncable = " 11360 + p.info.isSyncable); 11361 } 11362 } else { 11363 PackageParser.Provider other = mProvidersByAuthority.get(names[j]); 11364 Slog.w(TAG, "Skipping provider name " + names[j] + 11365 " (in package " + pkg.applicationInfo.packageName + 11366 "): name already used by " 11367 + ((other != null && other.getComponentName() != null) 11368 ? other.getComponentName().getPackageName() : "?")); 11369 } 11370 } 11371 } 11372 if (chatty) { 11373 if (r == null) { 11374 r = new StringBuilder(256); 11375 } else { 11376 r.append(' '); 11377 } 11378 r.append(p.info.name); 11379 } 11380 } 11381 if (r != null) { 11382 if (DEBUG_PACKAGE_SCANNING) Log.d(TAG, " Providers: " + r); 11383 } 11384 11385 N = pkg.services.size(); 11386 r = null; 11387 for (i=0; i<N; i++) { 11388 PackageParser.Service s = pkg.services.get(i); 11389 s.info.processName = fixProcessName(pkg.applicationInfo.processName, 11390 s.info.processName); 11391 mServices.addService(s); 11392 if (chatty) { 11393 if (r == null) { 11394 r = new StringBuilder(256); 11395 } else { 11396 r.append(' '); 11397 } 11398 r.append(s.info.name); 11399 } 11400 } 11401 if (r != null) { 11402 if (DEBUG_PACKAGE_SCANNING) Log.d(TAG, " Services: " + r); 11403 } 11404 11405 N = pkg.receivers.size(); 11406 r = null; 11407 for (i=0; i<N; i++) { 11408 PackageParser.Activity a = pkg.receivers.get(i); 11409 a.info.processName = fixProcessName(pkg.applicationInfo.processName, 11410 a.info.processName); 11411 mReceivers.addActivity(a, "receiver"); 11412 if (chatty) { 11413 if (r == null) { 11414 r = new StringBuilder(256); 11415 } else { 11416 r.append(' '); 11417 } 11418 r.append(a.info.name); 11419 } 11420 } 11421 if (r != null) { 11422 if (DEBUG_PACKAGE_SCANNING) Log.d(TAG, " Receivers: " + r); 11423 } 11424 11425 N = pkg.activities.size(); 11426 r = null; 11427 for (i=0; i<N; i++) { 11428 PackageParser.Activity a = pkg.activities.get(i); 11429 a.info.processName = fixProcessName(pkg.applicationInfo.processName, 11430 a.info.processName); 11431 mActivities.addActivity(a, "activity"); 11432 if (chatty) { 11433 if (r == null) { 11434 r = new StringBuilder(256); 11435 } else { 11436 r.append(' '); 11437 } 11438 r.append(a.info.name); 11439 } 11440 } 11441 if (r != null) { 11442 if (DEBUG_PACKAGE_SCANNING) Log.d(TAG, " Activities: " + r); 11443 } 11444 11445 // Don't allow ephemeral applications to define new permissions groups. 11446 if ((scanFlags & SCAN_AS_INSTANT_APP) != 0) { 11447 Slog.w(TAG, "Permission groups from package " + pkg.packageName 11448 + " ignored: instant apps cannot define new permission groups."); 11449 } else { 11450 mPermissionManager.addAllPermissionGroups(pkg, chatty); 11451 } 11452 11453 // Don't allow ephemeral applications to define new permissions. 11454 if ((scanFlags & SCAN_AS_INSTANT_APP) != 0) { 11455 Slog.w(TAG, "Permissions from package " + pkg.packageName 11456 + " ignored: instant apps cannot define new permissions."); 11457 } else { 11458 mPermissionManager.addAllPermissions(pkg, chatty); 11459 } 11460 11461 N = pkg.instrumentation.size(); 11462 r = null; 11463 for (i=0; i<N; i++) { 11464 PackageParser.Instrumentation a = pkg.instrumentation.get(i); 11465 a.info.packageName = pkg.applicationInfo.packageName; 11466 a.info.sourceDir = pkg.applicationInfo.sourceDir; 11467 a.info.publicSourceDir = pkg.applicationInfo.publicSourceDir; 11468 a.info.splitNames = pkg.splitNames; 11469 a.info.splitSourceDirs = pkg.applicationInfo.splitSourceDirs; 11470 a.info.splitPublicSourceDirs = pkg.applicationInfo.splitPublicSourceDirs; 11471 a.info.splitDependencies = pkg.applicationInfo.splitDependencies; 11472 a.info.dataDir = pkg.applicationInfo.dataDir; 11473 a.info.deviceProtectedDataDir = pkg.applicationInfo.deviceProtectedDataDir; 11474 a.info.credentialProtectedDataDir = pkg.applicationInfo.credentialProtectedDataDir; 11475 a.info.nativeLibraryDir = pkg.applicationInfo.nativeLibraryDir; 11476 a.info.secondaryNativeLibraryDir = pkg.applicationInfo.secondaryNativeLibraryDir; 11477 mInstrumentation.put(a.getComponentName(), a); 11478 if (chatty) { 11479 if (r == null) { 11480 r = new StringBuilder(256); 11481 } else { 11482 r.append(' '); 11483 } 11484 r.append(a.info.name); 11485 } 11486 } 11487 if (r != null) { 11488 if (DEBUG_PACKAGE_SCANNING) Log.d(TAG, " Instrumentation: " + r); 11489 } 11490 11491 if (pkg.protectedBroadcasts != null) { 11492 N = pkg.protectedBroadcasts.size(); 11493 synchronized (mProtectedBroadcasts) { 11494 for (i = 0; i < N; i++) { 11495 mProtectedBroadcasts.add(pkg.protectedBroadcasts.get(i)); 11496 } 11497 } 11498 } 11499 } 11500 11501 Trace.traceEnd(TRACE_TAG_PACKAGE_MANAGER); 11502 } 11503 11504 /** 11505 * Derive the ABI of a non-system package located at {@code scanFile}. This information 11506 * is derived purely on the basis of the contents of {@code scanFile} and 11507 * {@code cpuAbiOverride}. 11508 * 11509 * If {@code extractLibs} is true, native libraries are extracted from the app if required. 11510 */ 11511 private static void derivePackageAbi(PackageParser.Package pkg, String cpuAbiOverride, 11512 boolean extractLibs) 11513 throws PackageManagerException { 11514 // Give ourselves some initial paths; we'll come back for another 11515 // pass once we've determined ABI below. 11516 setNativeLibraryPaths(pkg, sAppLib32InstallDir); 11517 11518 // We would never need to extract libs for forward-locked and external packages, 11519 // since the container service will do it for us. We shouldn't attempt to 11520 // extract libs from system app when it was not updated. 11521 if (pkg.isForwardLocked() || pkg.applicationInfo.isExternalAsec() || 11522 (isSystemApp(pkg) && !pkg.isUpdatedSystemApp())) { 11523 extractLibs = false; 11524 } 11525 11526 final String nativeLibraryRootStr = pkg.applicationInfo.nativeLibraryRootDir; 11527 final boolean useIsaSpecificSubdirs = pkg.applicationInfo.nativeLibraryRootRequiresIsa; 11528 11529 NativeLibraryHelper.Handle handle = null; 11530 try { 11531 handle = NativeLibraryHelper.Handle.create(pkg); 11532 // TODO(multiArch): This can be null for apps that didn't go through the 11533 // usual installation process. We can calculate it again, like we 11534 // do during install time. 11535 // 11536 // TODO(multiArch): Why do we need to rescan ASEC apps again ? It seems totally 11537 // unnecessary. 11538 final File nativeLibraryRoot = new File(nativeLibraryRootStr); 11539 11540 // Null out the abis so that they can be recalculated. 11541 pkg.applicationInfo.primaryCpuAbi = null; 11542 pkg.applicationInfo.secondaryCpuAbi = null; 11543 if (isMultiArch(pkg.applicationInfo)) { 11544 // Warn if we've set an abiOverride for multi-lib packages.. 11545 // By definition, we need to copy both 32 and 64 bit libraries for 11546 // such packages. 11547 if (pkg.cpuAbiOverride != null 11548 && !NativeLibraryHelper.CLEAR_ABI_OVERRIDE.equals(pkg.cpuAbiOverride)) { 11549 Slog.w(TAG, "Ignoring abiOverride for multi arch application."); 11550 } 11551 11552 int abi32 = PackageManager.NO_NATIVE_LIBRARIES; 11553 int abi64 = PackageManager.NO_NATIVE_LIBRARIES; 11554 if (Build.SUPPORTED_32_BIT_ABIS.length > 0) { 11555 if (extractLibs) { 11556 Trace.traceBegin(TRACE_TAG_PACKAGE_MANAGER, "copyNativeBinaries"); 11557 abi32 = NativeLibraryHelper.copyNativeBinariesForSupportedAbi(handle, 11558 nativeLibraryRoot, Build.SUPPORTED_32_BIT_ABIS, 11559 useIsaSpecificSubdirs); 11560 } else { 11561 Trace.traceBegin(TRACE_TAG_PACKAGE_MANAGER, "findSupportedAbi"); 11562 abi32 = NativeLibraryHelper.findSupportedAbi(handle, Build.SUPPORTED_32_BIT_ABIS); 11563 } 11564 Trace.traceEnd(TRACE_TAG_PACKAGE_MANAGER); 11565 } 11566 11567 // Shared library native code should be in the APK zip aligned 11568 if (abi32 >= 0 && pkg.isLibrary() && extractLibs) { 11569 throw new PackageManagerException(INSTALL_FAILED_INTERNAL_ERROR, 11570 "Shared library native lib extraction not supported"); 11571 } 11572 11573 maybeThrowExceptionForMultiArchCopy( 11574 "Error unpackaging 32 bit native libs for multiarch app.", abi32); 11575 11576 if (Build.SUPPORTED_64_BIT_ABIS.length > 0) { 11577 if (extractLibs) { 11578 Trace.traceBegin(TRACE_TAG_PACKAGE_MANAGER, "copyNativeBinaries"); 11579 abi64 = NativeLibraryHelper.copyNativeBinariesForSupportedAbi(handle, 11580 nativeLibraryRoot, Build.SUPPORTED_64_BIT_ABIS, 11581 useIsaSpecificSubdirs); 11582 } else { 11583 Trace.traceBegin(TRACE_TAG_PACKAGE_MANAGER, "findSupportedAbi"); 11584 abi64 = NativeLibraryHelper.findSupportedAbi(handle, Build.SUPPORTED_64_BIT_ABIS); 11585 } 11586 Trace.traceEnd(TRACE_TAG_PACKAGE_MANAGER); 11587 } 11588 11589 maybeThrowExceptionForMultiArchCopy( 11590 "Error unpackaging 64 bit native libs for multiarch app.", abi64); 11591 11592 if (abi64 >= 0) { 11593 // Shared library native libs should be in the APK zip aligned 11594 if (extractLibs && pkg.isLibrary()) { 11595 throw new PackageManagerException(INSTALL_FAILED_INTERNAL_ERROR, 11596 "Shared library native lib extraction not supported"); 11597 } 11598 pkg.applicationInfo.primaryCpuAbi = Build.SUPPORTED_64_BIT_ABIS[abi64]; 11599 } 11600 11601 if (abi32 >= 0) { 11602 final String abi = Build.SUPPORTED_32_BIT_ABIS[abi32]; 11603 if (abi64 >= 0) { 11604 if (pkg.use32bitAbi) { 11605 pkg.applicationInfo.secondaryCpuAbi = pkg.applicationInfo.primaryCpuAbi; 11606 pkg.applicationInfo.primaryCpuAbi = abi; 11607 } else { 11608 pkg.applicationInfo.secondaryCpuAbi = abi; 11609 } 11610 } else { 11611 pkg.applicationInfo.primaryCpuAbi = abi; 11612 } 11613 } 11614 } else { 11615 String[] abiList = (cpuAbiOverride != null) ? 11616 new String[] { cpuAbiOverride } : Build.SUPPORTED_ABIS; 11617 11618 // Enable gross and lame hacks for apps that are built with old 11619 // SDK tools. We must scan their APKs for renderscript bitcode and 11620 // not launch them if it's present. Don't bother checking on devices 11621 // that don't have 64 bit support. 11622 boolean needsRenderScriptOverride = false; 11623 if (Build.SUPPORTED_64_BIT_ABIS.length > 0 && cpuAbiOverride == null && 11624 NativeLibraryHelper.hasRenderscriptBitcode(handle)) { 11625 abiList = Build.SUPPORTED_32_BIT_ABIS; 11626 needsRenderScriptOverride = true; 11627 } 11628 11629 final int copyRet; 11630 if (extractLibs) { 11631 Trace.traceBegin(TRACE_TAG_PACKAGE_MANAGER, "copyNativeBinaries"); 11632 copyRet = NativeLibraryHelper.copyNativeBinariesForSupportedAbi(handle, 11633 nativeLibraryRoot, abiList, useIsaSpecificSubdirs); 11634 } else { 11635 Trace.traceBegin(TRACE_TAG_PACKAGE_MANAGER, "findSupportedAbi"); 11636 copyRet = NativeLibraryHelper.findSupportedAbi(handle, abiList); 11637 } 11638 Trace.traceEnd(TRACE_TAG_PACKAGE_MANAGER); 11639 11640 if (copyRet < 0 && copyRet != PackageManager.NO_NATIVE_LIBRARIES) { 11641 throw new PackageManagerException(INSTALL_FAILED_INTERNAL_ERROR, 11642 "Error unpackaging native libs for app, errorCode=" + copyRet); 11643 } 11644 11645 if (copyRet >= 0) { 11646 // Shared libraries that have native libs must be multi-architecture 11647 if (pkg.isLibrary()) { 11648 throw new PackageManagerException(INSTALL_FAILED_INTERNAL_ERROR, 11649 "Shared library with native libs must be multiarch"); 11650 } 11651 pkg.applicationInfo.primaryCpuAbi = abiList[copyRet]; 11652 } else if (copyRet == PackageManager.NO_NATIVE_LIBRARIES && cpuAbiOverride != null) { 11653 pkg.applicationInfo.primaryCpuAbi = cpuAbiOverride; 11654 } else if (needsRenderScriptOverride) { 11655 pkg.applicationInfo.primaryCpuAbi = abiList[0]; 11656 } 11657 } 11658 } catch (IOException ioe) { 11659 Slog.e(TAG, "Unable to get canonical file " + ioe.toString()); 11660 } finally { 11661 IoUtils.closeQuietly(handle); 11662 } 11663 11664 // Now that we've calculated the ABIs and determined if it's an internal app, 11665 // we will go ahead and populate the nativeLibraryPath. 11666 setNativeLibraryPaths(pkg, sAppLib32InstallDir); 11667 } 11668 11669 /** 11670 * Adjusts ABIs for a set of packages belonging to a shared user so that they all match. 11671 * i.e, so that all packages can be run inside a single process if required. 11672 * 11673 * Optionally, callers can pass in a parsed package via {@code newPackage} in which case 11674 * this function will either try and make the ABI for all packages in {@code packagesForUser} 11675 * match {@code scannedPackage} or will update the ABI of {@code scannedPackage} to match 11676 * the ABI selected for {@code packagesForUser}. This variant is used when installing or 11677 * updating a package that belongs to a shared user. 11678 * 11679 * NOTE: We currently only match for the primary CPU abi string. Matching the secondary 11680 * adds unnecessary complexity. 11681 */ 11682 private static @Nullable List<String> adjustCpuAbisForSharedUserLPw( 11683 Set<PackageSetting> packagesForUser, PackageParser.Package scannedPackage) { 11684 List<String> changedAbiCodePath = null; 11685 String requiredInstructionSet = null; 11686 if (scannedPackage != null && scannedPackage.applicationInfo.primaryCpuAbi != null) { 11687 requiredInstructionSet = VMRuntime.getInstructionSet( 11688 scannedPackage.applicationInfo.primaryCpuAbi); 11689 } 11690 11691 PackageSetting requirer = null; 11692 for (PackageSetting ps : packagesForUser) { 11693 // If packagesForUser contains scannedPackage, we skip it. This will happen 11694 // when scannedPackage is an update of an existing package. Without this check, 11695 // we will never be able to change the ABI of any package belonging to a shared 11696 // user, even if it's compatible with other packages. 11697 if (scannedPackage == null || !scannedPackage.packageName.equals(ps.name)) { 11698 if (ps.primaryCpuAbiString == null) { 11699 continue; 11700 } 11701 11702 final String instructionSet = VMRuntime.getInstructionSet(ps.primaryCpuAbiString); 11703 if (requiredInstructionSet != null && !instructionSet.equals(requiredInstructionSet)) { 11704 // We have a mismatch between instruction sets (say arm vs arm64) warn about 11705 // this but there's not much we can do. 11706 String errorMessage = "Instruction set mismatch, " 11707 + ((requirer == null) ? "[caller]" : requirer) 11708 + " requires " + requiredInstructionSet + " whereas " + ps 11709 + " requires " + instructionSet; 11710 Slog.w(TAG, errorMessage); 11711 } 11712 11713 if (requiredInstructionSet == null) { 11714 requiredInstructionSet = instructionSet; 11715 requirer = ps; 11716 } 11717 } 11718 } 11719 11720 if (requiredInstructionSet != null) { 11721 String adjustedAbi; 11722 if (requirer != null) { 11723 // requirer != null implies that either scannedPackage was null or that scannedPackage 11724 // did not require an ABI, in which case we have to adjust scannedPackage to match 11725 // the ABI of the set (which is the same as requirer's ABI) 11726 adjustedAbi = requirer.primaryCpuAbiString; 11727 if (scannedPackage != null) { 11728 scannedPackage.applicationInfo.primaryCpuAbi = adjustedAbi; 11729 } 11730 } else { 11731 // requirer == null implies that we're updating all ABIs in the set to 11732 // match scannedPackage. 11733 adjustedAbi = scannedPackage.applicationInfo.primaryCpuAbi; 11734 } 11735 11736 for (PackageSetting ps : packagesForUser) { 11737 if (scannedPackage == null || !scannedPackage.packageName.equals(ps.name)) { 11738 if (ps.primaryCpuAbiString != null) { 11739 continue; 11740 } 11741 11742 ps.primaryCpuAbiString = adjustedAbi; 11743 if (ps.pkg != null && ps.pkg.applicationInfo != null && 11744 !TextUtils.equals(adjustedAbi, ps.pkg.applicationInfo.primaryCpuAbi)) { 11745 ps.pkg.applicationInfo.primaryCpuAbi = adjustedAbi; 11746 if (DEBUG_ABI_SELECTION) { 11747 Slog.i(TAG, "Adjusting ABI for " + ps.name + " to " + adjustedAbi 11748 + " (requirer=" 11749 + (requirer != null ? requirer.pkg : "null") 11750 + ", scannedPackage=" 11751 + (scannedPackage != null ? scannedPackage : "null") 11752 + ")"); 11753 } 11754 if (changedAbiCodePath == null) { 11755 changedAbiCodePath = new ArrayList<>(); 11756 } 11757 changedAbiCodePath.add(ps.codePathString); 11758 } 11759 } 11760 } 11761 } 11762 return changedAbiCodePath; 11763 } 11764 11765 private void setUpCustomResolverActivity(PackageParser.Package pkg) { 11766 synchronized (mPackages) { 11767 mResolverReplaced = true; 11768 // Set up information for custom user intent resolution activity. 11769 mResolveActivity.applicationInfo = pkg.applicationInfo; 11770 mResolveActivity.name = mCustomResolverComponentName.getClassName(); 11771 mResolveActivity.packageName = pkg.applicationInfo.packageName; 11772 mResolveActivity.processName = pkg.applicationInfo.packageName; 11773 mResolveActivity.launchMode = ActivityInfo.LAUNCH_MULTIPLE; 11774 mResolveActivity.flags = ActivityInfo.FLAG_EXCLUDE_FROM_RECENTS | 11775 ActivityInfo.FLAG_FINISH_ON_CLOSE_SYSTEM_DIALOGS; 11776 mResolveActivity.theme = 0; 11777 mResolveActivity.exported = true; 11778 mResolveActivity.enabled = true; 11779 mResolveInfo.activityInfo = mResolveActivity; 11780 mResolveInfo.priority = 0; 11781 mResolveInfo.preferredOrder = 0; 11782 mResolveInfo.match = 0; 11783 mResolveComponentName = mCustomResolverComponentName; 11784 Slog.i(TAG, "Replacing default ResolverActivity with custom activity: " + 11785 mResolveComponentName); 11786 } 11787 } 11788 11789 private void setUpInstantAppInstallerActivityLP(ActivityInfo installerActivity) { 11790 if (installerActivity == null) { 11791 if (DEBUG_EPHEMERAL) { 11792 Slog.d(TAG, "Clear ephemeral installer activity"); 11793 } 11794 mInstantAppInstallerActivity = null; 11795 return; 11796 } 11797 11798 if (DEBUG_EPHEMERAL) { 11799 Slog.d(TAG, "Set ephemeral installer activity: " 11800 + installerActivity.getComponentName()); 11801 } 11802 // Set up information for ephemeral installer activity 11803 mInstantAppInstallerActivity = installerActivity; 11804 mInstantAppInstallerActivity.flags |= ActivityInfo.FLAG_EXCLUDE_FROM_RECENTS 11805 | ActivityInfo.FLAG_FINISH_ON_CLOSE_SYSTEM_DIALOGS; 11806 mInstantAppInstallerActivity.exported = true; 11807 mInstantAppInstallerActivity.enabled = true; 11808 mInstantAppInstallerInfo.activityInfo = mInstantAppInstallerActivity; 11809 mInstantAppInstallerInfo.priority = 1; 11810 mInstantAppInstallerInfo.preferredOrder = 1; 11811 mInstantAppInstallerInfo.isDefault = true; 11812 mInstantAppInstallerInfo.match = IntentFilter.MATCH_CATEGORY_SCHEME_SPECIFIC_PART 11813 | IntentFilter.MATCH_ADJUSTMENT_NORMAL; 11814 } 11815 11816 private static String calculateBundledApkRoot(final String codePathString) { 11817 final File codePath = new File(codePathString); 11818 final File codeRoot; 11819 if (FileUtils.contains(Environment.getRootDirectory(), codePath)) { 11820 codeRoot = Environment.getRootDirectory(); 11821 } else if (FileUtils.contains(Environment.getOemDirectory(), codePath)) { 11822 codeRoot = Environment.getOemDirectory(); 11823 } else if (FileUtils.contains(Environment.getVendorDirectory(), codePath)) { 11824 codeRoot = Environment.getVendorDirectory(); 11825 } else if (FileUtils.contains(Environment.getProductDirectory(), codePath)) { 11826 codeRoot = Environment.getProductDirectory(); 11827 } else { 11828 // Unrecognized code path; take its top real segment as the apk root: 11829 // e.g. /something/app/blah.apk => /something 11830 try { 11831 File f = codePath.getCanonicalFile(); 11832 File parent = f.getParentFile(); // non-null because codePath is a file 11833 File tmp; 11834 while ((tmp = parent.getParentFile()) != null) { 11835 f = parent; 11836 parent = tmp; 11837 } 11838 codeRoot = f; 11839 Slog.w(TAG, "Unrecognized code path " 11840 + codePath + " - using " + codeRoot); 11841 } catch (IOException e) { 11842 // Can't canonicalize the code path -- shenanigans? 11843 Slog.w(TAG, "Can't canonicalize code path " + codePath); 11844 return Environment.getRootDirectory().getPath(); 11845 } 11846 } 11847 return codeRoot.getPath(); 11848 } 11849 11850 /** 11851 * Derive and set the location of native libraries for the given package, 11852 * which varies depending on where and how the package was installed. 11853 */ 11854 private static void setNativeLibraryPaths(PackageParser.Package pkg, File appLib32InstallDir) { 11855 final ApplicationInfo info = pkg.applicationInfo; 11856 final String codePath = pkg.codePath; 11857 final File codeFile = new File(codePath); 11858 final boolean bundledApp = info.isSystemApp() && !info.isUpdatedSystemApp(); 11859 final boolean asecApp = info.isForwardLocked() || info.isExternalAsec(); 11860 11861 info.nativeLibraryRootDir = null; 11862 info.nativeLibraryRootRequiresIsa = false; 11863 info.nativeLibraryDir = null; 11864 info.secondaryNativeLibraryDir = null; 11865 11866 if (isApkFile(codeFile)) { 11867 // Monolithic install 11868 if (bundledApp) { 11869 // If "/system/lib64/apkname" exists, assume that is the per-package 11870 // native library directory to use; otherwise use "/system/lib/apkname". 11871 final String apkRoot = calculateBundledApkRoot(info.sourceDir); 11872 final boolean is64Bit = VMRuntime.is64BitInstructionSet( 11873 getPrimaryInstructionSet(info)); 11874 11875 // This is a bundled system app so choose the path based on the ABI. 11876 // if it's a 64 bit abi, use lib64 otherwise use lib32. Note that this 11877 // is just the default path. 11878 final String apkName = deriveCodePathName(codePath); 11879 final String libDir = is64Bit ? LIB64_DIR_NAME : LIB_DIR_NAME; 11880 info.nativeLibraryRootDir = Environment.buildPath(new File(apkRoot), libDir, 11881 apkName).getAbsolutePath(); 11882 11883 if (info.secondaryCpuAbi != null) { 11884 final String secondaryLibDir = is64Bit ? LIB_DIR_NAME : LIB64_DIR_NAME; 11885 info.secondaryNativeLibraryDir = Environment.buildPath(new File(apkRoot), 11886 secondaryLibDir, apkName).getAbsolutePath(); 11887 } 11888 } else if (asecApp) { 11889 info.nativeLibraryRootDir = new File(codeFile.getParentFile(), LIB_DIR_NAME) 11890 .getAbsolutePath(); 11891 } else { 11892 final String apkName = deriveCodePathName(codePath); 11893 info.nativeLibraryRootDir = new File(appLib32InstallDir, apkName) 11894 .getAbsolutePath(); 11895 } 11896 11897 info.nativeLibraryRootRequiresIsa = false; 11898 info.nativeLibraryDir = info.nativeLibraryRootDir; 11899 } else { 11900 // Cluster install 11901 info.nativeLibraryRootDir = new File(codeFile, LIB_DIR_NAME).getAbsolutePath(); 11902 info.nativeLibraryRootRequiresIsa = true; 11903 11904 info.nativeLibraryDir = new File(info.nativeLibraryRootDir, 11905 getPrimaryInstructionSet(info)).getAbsolutePath(); 11906 11907 if (info.secondaryCpuAbi != null) { 11908 info.secondaryNativeLibraryDir = new File(info.nativeLibraryRootDir, 11909 VMRuntime.getInstructionSet(info.secondaryCpuAbi)).getAbsolutePath(); 11910 } 11911 } 11912 } 11913 11914 /** 11915 * Calculate the abis and roots for a bundled app. These can uniquely 11916 * be determined from the contents of the system partition, i.e whether 11917 * it contains 64 or 32 bit shared libraries etc. We do not validate any 11918 * of this information, and instead assume that the system was built 11919 * sensibly. 11920 */ 11921 private static void setBundledAppAbisAndRoots(PackageParser.Package pkg, 11922 PackageSetting pkgSetting) { 11923 final String apkName = deriveCodePathName(pkg.applicationInfo.getCodePath()); 11924 11925 // If "/system/lib64/apkname" exists, assume that is the per-package 11926 // native library directory to use; otherwise use "/system/lib/apkname". 11927 final String apkRoot = calculateBundledApkRoot(pkg.applicationInfo.sourceDir); 11928 setBundledAppAbi(pkg, apkRoot, apkName); 11929 // pkgSetting might be null during rescan following uninstall of updates 11930 // to a bundled app, so accommodate that possibility. The settings in 11931 // that case will be established later from the parsed package. 11932 // 11933 // If the settings aren't null, sync them up with what we've just derived. 11934 // note that apkRoot isn't stored in the package settings. 11935 if (pkgSetting != null) { 11936 pkgSetting.primaryCpuAbiString = pkg.applicationInfo.primaryCpuAbi; 11937 pkgSetting.secondaryCpuAbiString = pkg.applicationInfo.secondaryCpuAbi; 11938 } 11939 } 11940 11941 /** 11942 * Deduces the ABI of a bundled app and sets the relevant fields on the 11943 * parsed pkg object. 11944 * 11945 * @param apkRoot the root of the installed apk, something like {@code /system} or {@code /oem} 11946 * under which system libraries are installed. 11947 * @param apkName the name of the installed package. 11948 */ 11949 private static void setBundledAppAbi(PackageParser.Package pkg, String apkRoot, String apkName) { 11950 final File codeFile = new File(pkg.codePath); 11951 11952 final boolean has64BitLibs; 11953 final boolean has32BitLibs; 11954 if (isApkFile(codeFile)) { 11955 // Monolithic install 11956 has64BitLibs = (new File(apkRoot, new File(LIB64_DIR_NAME, apkName).getPath())).exists(); 11957 has32BitLibs = (new File(apkRoot, new File(LIB_DIR_NAME, apkName).getPath())).exists(); 11958 } else { 11959 // Cluster install 11960 final File rootDir = new File(codeFile, LIB_DIR_NAME); 11961 if (!ArrayUtils.isEmpty(Build.SUPPORTED_64_BIT_ABIS) 11962 && !TextUtils.isEmpty(Build.SUPPORTED_64_BIT_ABIS[0])) { 11963 final String isa = VMRuntime.getInstructionSet(Build.SUPPORTED_64_BIT_ABIS[0]); 11964 has64BitLibs = (new File(rootDir, isa)).exists(); 11965 } else { 11966 has64BitLibs = false; 11967 } 11968 if (!ArrayUtils.isEmpty(Build.SUPPORTED_32_BIT_ABIS) 11969 && !TextUtils.isEmpty(Build.SUPPORTED_32_BIT_ABIS[0])) { 11970 final String isa = VMRuntime.getInstructionSet(Build.SUPPORTED_32_BIT_ABIS[0]); 11971 has32BitLibs = (new File(rootDir, isa)).exists(); 11972 } else { 11973 has32BitLibs = false; 11974 } 11975 } 11976 11977 if (has64BitLibs && !has32BitLibs) { 11978 // The package has 64 bit libs, but not 32 bit libs. Its primary 11979 // ABI should be 64 bit. We can safely assume here that the bundled 11980 // native libraries correspond to the most preferred ABI in the list. 11981 11982 pkg.applicationInfo.primaryCpuAbi = Build.SUPPORTED_64_BIT_ABIS[0]; 11983 pkg.applicationInfo.secondaryCpuAbi = null; 11984 } else if (has32BitLibs && !has64BitLibs) { 11985 // The package has 32 bit libs but not 64 bit libs. Its primary 11986 // ABI should be 32 bit. 11987 11988 pkg.applicationInfo.primaryCpuAbi = Build.SUPPORTED_32_BIT_ABIS[0]; 11989 pkg.applicationInfo.secondaryCpuAbi = null; 11990 } else if (has32BitLibs && has64BitLibs) { 11991 // The application has both 64 and 32 bit bundled libraries. We check 11992 // here that the app declares multiArch support, and warn if it doesn't. 11993 // 11994 // We will be lenient here and record both ABIs. The primary will be the 11995 // ABI that's higher on the list, i.e, a device that's configured to prefer 11996 // 64 bit apps will see a 64 bit primary ABI, 11997 11998 if ((pkg.applicationInfo.flags & ApplicationInfo.FLAG_MULTIARCH) == 0) { 11999 Slog.e(TAG, "Package " + pkg + " has multiple bundled libs, but is not multiarch."); 12000 } 12001 12002 if (VMRuntime.is64BitInstructionSet(getPreferredInstructionSet())) { 12003 pkg.applicationInfo.primaryCpuAbi = Build.SUPPORTED_64_BIT_ABIS[0]; 12004 pkg.applicationInfo.secondaryCpuAbi = Build.SUPPORTED_32_BIT_ABIS[0]; 12005 } else { 12006 pkg.applicationInfo.primaryCpuAbi = Build.SUPPORTED_32_BIT_ABIS[0]; 12007 pkg.applicationInfo.secondaryCpuAbi = Build.SUPPORTED_64_BIT_ABIS[0]; 12008 } 12009 } else { 12010 pkg.applicationInfo.primaryCpuAbi = null; 12011 pkg.applicationInfo.secondaryCpuAbi = null; 12012 } 12013 } 12014 12015 private void killApplication(String pkgName, int appId, String reason) { 12016 killApplication(pkgName, appId, UserHandle.USER_ALL, reason); 12017 } 12018 12019 private void killApplication(String pkgName, int appId, int userId, String reason) { 12020 // Request the ActivityManager to kill the process(only for existing packages) 12021 // so that we do not end up in a confused state while the user is still using the older 12022 // version of the application while the new one gets installed. 12023 final long token = Binder.clearCallingIdentity(); 12024 try { 12025 IActivityManager am = ActivityManager.getService(); 12026 if (am != null) { 12027 try { 12028 am.killApplication(pkgName, appId, userId, reason); 12029 } catch (RemoteException e) { 12030 } 12031 } 12032 } finally { 12033 Binder.restoreCallingIdentity(token); 12034 } 12035 } 12036 12037 private void removePackageLI(PackageParser.Package pkg, boolean chatty) { 12038 // Remove the parent package setting 12039 PackageSetting ps = (PackageSetting) pkg.mExtras; 12040 if (ps != null) { 12041 removePackageLI(ps, chatty); 12042 } 12043 // Remove the child package setting 12044 final int childCount = (pkg.childPackages != null) ? pkg.childPackages.size() : 0; 12045 for (int i = 0; i < childCount; i++) { 12046 PackageParser.Package childPkg = pkg.childPackages.get(i); 12047 ps = (PackageSetting) childPkg.mExtras; 12048 if (ps != null) { 12049 removePackageLI(ps, chatty); 12050 } 12051 } 12052 } 12053 12054 void removePackageLI(PackageSetting ps, boolean chatty) { 12055 if (DEBUG_INSTALL) { 12056 if (chatty) 12057 Log.d(TAG, "Removing package " + ps.name); 12058 } 12059 12060 // writer 12061 synchronized (mPackages) { 12062 mPackages.remove(ps.name); 12063 final PackageParser.Package pkg = ps.pkg; 12064 if (pkg != null) { 12065 cleanPackageDataStructuresLILPw(pkg, chatty); 12066 } 12067 } 12068 } 12069 12070 void removeInstalledPackageLI(PackageParser.Package pkg, boolean chatty) { 12071 if (DEBUG_INSTALL) { 12072 if (chatty) 12073 Log.d(TAG, "Removing package " + pkg.applicationInfo.packageName); 12074 } 12075 12076 // writer 12077 synchronized (mPackages) { 12078 // Remove the parent package 12079 mPackages.remove(pkg.applicationInfo.packageName); 12080 cleanPackageDataStructuresLILPw(pkg, chatty); 12081 12082 // Remove the child packages 12083 final int childCount = (pkg.childPackages != null) ? pkg.childPackages.size() : 0; 12084 for (int i = 0; i < childCount; i++) { 12085 PackageParser.Package childPkg = pkg.childPackages.get(i); 12086 mPackages.remove(childPkg.applicationInfo.packageName); 12087 cleanPackageDataStructuresLILPw(childPkg, chatty); 12088 } 12089 } 12090 } 12091 12092 void cleanPackageDataStructuresLILPw(PackageParser.Package pkg, boolean chatty) { 12093 int N = pkg.providers.size(); 12094 StringBuilder r = null; 12095 int i; 12096 for (i=0; i<N; i++) { 12097 PackageParser.Provider p = pkg.providers.get(i); 12098 mProviders.removeProvider(p); 12099 if (p.info.authority == null) { 12100 12101 /* There was another ContentProvider with this authority when 12102 * this app was installed so this authority is null, 12103 * Ignore it as we don't have to unregister the provider. 12104 */ 12105 continue; 12106 } 12107 String names[] = p.info.authority.split(";"); 12108 for (int j = 0; j < names.length; j++) { 12109 if (mProvidersByAuthority.get(names[j]) == p) { 12110 mProvidersByAuthority.remove(names[j]); 12111 if (DEBUG_REMOVE) { 12112 if (chatty) 12113 Log.d(TAG, "Unregistered content provider: " + names[j] 12114 + ", className = " + p.info.name + ", isSyncable = " 12115 + p.info.isSyncable); 12116 } 12117 } 12118 } 12119 if (DEBUG_REMOVE && chatty) { 12120 if (r == null) { 12121 r = new StringBuilder(256); 12122 } else { 12123 r.append(' '); 12124 } 12125 r.append(p.info.name); 12126 } 12127 } 12128 if (r != null) { 12129 if (DEBUG_REMOVE) Log.d(TAG, " Providers: " + r); 12130 } 12131 12132 N = pkg.services.size(); 12133 r = null; 12134 for (i=0; i<N; i++) { 12135 PackageParser.Service s = pkg.services.get(i); 12136 mServices.removeService(s); 12137 if (chatty) { 12138 if (r == null) { 12139 r = new StringBuilder(256); 12140 } else { 12141 r.append(' '); 12142 } 12143 r.append(s.info.name); 12144 } 12145 } 12146 if (r != null) { 12147 if (DEBUG_REMOVE) Log.d(TAG, " Services: " + r); 12148 } 12149 12150 N = pkg.receivers.size(); 12151 r = null; 12152 for (i=0; i<N; i++) { 12153 PackageParser.Activity a = pkg.receivers.get(i); 12154 mReceivers.removeActivity(a, "receiver"); 12155 if (DEBUG_REMOVE && chatty) { 12156 if (r == null) { 12157 r = new StringBuilder(256); 12158 } else { 12159 r.append(' '); 12160 } 12161 r.append(a.info.name); 12162 } 12163 } 12164 if (r != null) { 12165 if (DEBUG_REMOVE) Log.d(TAG, " Receivers: " + r); 12166 } 12167 12168 N = pkg.activities.size(); 12169 r = null; 12170 for (i=0; i<N; i++) { 12171 PackageParser.Activity a = pkg.activities.get(i); 12172 mActivities.removeActivity(a, "activity"); 12173 if (DEBUG_REMOVE && chatty) { 12174 if (r == null) { 12175 r = new StringBuilder(256); 12176 } else { 12177 r.append(' '); 12178 } 12179 r.append(a.info.name); 12180 } 12181 } 12182 if (r != null) { 12183 if (DEBUG_REMOVE) Log.d(TAG, " Activities: " + r); 12184 } 12185 12186 mPermissionManager.removeAllPermissions(pkg, chatty); 12187 12188 N = pkg.instrumentation.size(); 12189 r = null; 12190 for (i=0; i<N; i++) { 12191 PackageParser.Instrumentation a = pkg.instrumentation.get(i); 12192 mInstrumentation.remove(a.getComponentName()); 12193 if (DEBUG_REMOVE && chatty) { 12194 if (r == null) { 12195 r = new StringBuilder(256); 12196 } else { 12197 r.append(' '); 12198 } 12199 r.append(a.info.name); 12200 } 12201 } 12202 if (r != null) { 12203 if (DEBUG_REMOVE) Log.d(TAG, " Instrumentation: " + r); 12204 } 12205 12206 r = null; 12207 if ((pkg.applicationInfo.flags&ApplicationInfo.FLAG_SYSTEM) != 0) { 12208 // Only system apps can hold shared libraries. 12209 if (pkg.libraryNames != null) { 12210 for (i = 0; i < pkg.libraryNames.size(); i++) { 12211 String name = pkg.libraryNames.get(i); 12212 if (removeSharedLibraryLPw(name, 0)) { 12213 if (DEBUG_REMOVE && chatty) { 12214 if (r == null) { 12215 r = new StringBuilder(256); 12216 } else { 12217 r.append(' '); 12218 } 12219 r.append(name); 12220 } 12221 } 12222 } 12223 } 12224 } 12225 12226 r = null; 12227 12228 // Any package can hold static shared libraries. 12229 if (pkg.staticSharedLibName != null) { 12230 if (removeSharedLibraryLPw(pkg.staticSharedLibName, pkg.staticSharedLibVersion)) { 12231 if (DEBUG_REMOVE && chatty) { 12232 if (r == null) { 12233 r = new StringBuilder(256); 12234 } else { 12235 r.append(' '); 12236 } 12237 r.append(pkg.staticSharedLibName); 12238 } 12239 } 12240 } 12241 12242 if (r != null) { 12243 if (DEBUG_REMOVE) Log.d(TAG, " Libraries: " + r); 12244 } 12245 } 12246 12247 12248 final class ActivityIntentResolver 12249 extends IntentResolver<PackageParser.ActivityIntentInfo, ResolveInfo> { 12250 public List<ResolveInfo> queryIntent(Intent intent, String resolvedType, 12251 boolean defaultOnly, int userId) { 12252 if (!sUserManager.exists(userId)) return null; 12253 mFlags = (defaultOnly ? PackageManager.MATCH_DEFAULT_ONLY : 0); 12254 return super.queryIntent(intent, resolvedType, defaultOnly, userId); 12255 } 12256 12257 public List<ResolveInfo> queryIntent(Intent intent, String resolvedType, int flags, 12258 int userId) { 12259 if (!sUserManager.exists(userId)) return null; 12260 mFlags = flags; 12261 return super.queryIntent(intent, resolvedType, 12262 (flags & PackageManager.MATCH_DEFAULT_ONLY) != 0, 12263 userId); 12264 } 12265 12266 public List<ResolveInfo> queryIntentForPackage(Intent intent, String resolvedType, 12267 int flags, ArrayList<PackageParser.Activity> packageActivities, int userId) { 12268 if (!sUserManager.exists(userId)) return null; 12269 if (packageActivities == null) { 12270 return null; 12271 } 12272 mFlags = flags; 12273 final boolean defaultOnly = (flags & PackageManager.MATCH_DEFAULT_ONLY) != 0; 12274 final int N = packageActivities.size(); 12275 ArrayList<PackageParser.ActivityIntentInfo[]> listCut = 12276 new ArrayList<PackageParser.ActivityIntentInfo[]>(N); 12277 12278 ArrayList<PackageParser.ActivityIntentInfo> intentFilters; 12279 for (int i = 0; i < N; ++i) { 12280 intentFilters = packageActivities.get(i).intents; 12281 if (intentFilters != null && intentFilters.size() > 0) { 12282 PackageParser.ActivityIntentInfo[] array = 12283 new PackageParser.ActivityIntentInfo[intentFilters.size()]; 12284 intentFilters.toArray(array); 12285 listCut.add(array); 12286 } 12287 } 12288 return super.queryIntentFromList(intent, resolvedType, defaultOnly, listCut, userId); 12289 } 12290 12291 /** 12292 * Finds a privileged activity that matches the specified activity names. 12293 */ 12294 private PackageParser.Activity findMatchingActivity( 12295 List<PackageParser.Activity> activityList, ActivityInfo activityInfo) { 12296 for (PackageParser.Activity sysActivity : activityList) { 12297 if (sysActivity.info.name.equals(activityInfo.name)) { 12298 return sysActivity; 12299 } 12300 if (sysActivity.info.name.equals(activityInfo.targetActivity)) { 12301 return sysActivity; 12302 } 12303 if (sysActivity.info.targetActivity != null) { 12304 if (sysActivity.info.targetActivity.equals(activityInfo.name)) { 12305 return sysActivity; 12306 } 12307 if (sysActivity.info.targetActivity.equals(activityInfo.targetActivity)) { 12308 return sysActivity; 12309 } 12310 } 12311 } 12312 return null; 12313 } 12314 12315 public class IterGenerator<E> { 12316 public Iterator<E> generate(ActivityIntentInfo info) { 12317 return null; 12318 } 12319 } 12320 12321 public class ActionIterGenerator extends IterGenerator<String> { 12322 @Override 12323 public Iterator<String> generate(ActivityIntentInfo info) { 12324 return info.actionsIterator(); 12325 } 12326 } 12327 12328 public class CategoriesIterGenerator extends IterGenerator<String> { 12329 @Override 12330 public Iterator<String> generate(ActivityIntentInfo info) { 12331 return info.categoriesIterator(); 12332 } 12333 } 12334 12335 public class SchemesIterGenerator extends IterGenerator<String> { 12336 @Override 12337 public Iterator<String> generate(ActivityIntentInfo info) { 12338 return info.schemesIterator(); 12339 } 12340 } 12341 12342 public class AuthoritiesIterGenerator extends IterGenerator<IntentFilter.AuthorityEntry> { 12343 @Override 12344 public Iterator<IntentFilter.AuthorityEntry> generate(ActivityIntentInfo info) { 12345 return info.authoritiesIterator(); 12346 } 12347 } 12348 12349 /** 12350 * <em>WARNING</em> for performance reasons, the passed in intentList WILL BE 12351 * MODIFIED. Do not pass in a list that should not be changed. 12352 */ 12353 private <T> void getIntentListSubset(List<ActivityIntentInfo> intentList, 12354 IterGenerator<T> generator, Iterator<T> searchIterator) { 12355 // loop through the set of actions; every one must be found in the intent filter 12356 while (searchIterator.hasNext()) { 12357 // we must have at least one filter in the list to consider a match 12358 if (intentList.size() == 0) { 12359 break; 12360 } 12361 12362 final T searchAction = searchIterator.next(); 12363 12364 // loop through the set of intent filters 12365 final Iterator<ActivityIntentInfo> intentIter = intentList.iterator(); 12366 while (intentIter.hasNext()) { 12367 final ActivityIntentInfo intentInfo = intentIter.next(); 12368 boolean selectionFound = false; 12369 12370 // loop through the intent filter's selection criteria; at least one 12371 // of them must match the searched criteria 12372 final Iterator<T> intentSelectionIter = generator.generate(intentInfo); 12373 while (intentSelectionIter != null && intentSelectionIter.hasNext()) { 12374 final T intentSelection = intentSelectionIter.next(); 12375 if (intentSelection != null && intentSelection.equals(searchAction)) { 12376 selectionFound = true; 12377 break; 12378 } 12379 } 12380 12381 // the selection criteria wasn't found in this filter's set; this filter 12382 // is not a potential match 12383 if (!selectionFound) { 12384 intentIter.remove(); 12385 } 12386 } 12387 } 12388 } 12389 12390 private boolean isProtectedAction(ActivityIntentInfo filter) { 12391 final Iterator<String> actionsIter = filter.actionsIterator(); 12392 while (actionsIter != null && actionsIter.hasNext()) { 12393 final String filterAction = actionsIter.next(); 12394 if (PROTECTED_ACTIONS.contains(filterAction)) { 12395 return true; 12396 } 12397 } 12398 return false; 12399 } 12400 12401 /** 12402 * Adjusts the priority of the given intent filter according to policy. 12403 * <p> 12404 * <ul> 12405 * <li>The priority for non privileged applications is capped to '0'</li> 12406 * <li>The priority for protected actions on privileged applications is capped to '0'</li> 12407 * <li>The priority for unbundled updates to privileged applications is capped to the 12408 * priority defined on the system partition</li> 12409 * </ul> 12410 * <p> 12411 * <em>NOTE:</em> There is one exception. For security reasons, the setup wizard is 12412 * allowed to obtain any priority on any action. 12413 */ 12414 private void adjustPriority( 12415 List<PackageParser.Activity> systemActivities, ActivityIntentInfo intent) { 12416 // nothing to do; priority is fine as-is 12417 if (intent.getPriority() <= 0) { 12418 return; 12419 } 12420 12421 final ActivityInfo activityInfo = intent.activity.info; 12422 final ApplicationInfo applicationInfo = activityInfo.applicationInfo; 12423 12424 final boolean privilegedApp = 12425 ((applicationInfo.privateFlags & ApplicationInfo.PRIVATE_FLAG_PRIVILEGED) != 0); 12426 if (!privilegedApp) { 12427 // non-privileged applications can never define a priority >0 12428 if (DEBUG_FILTERS) { 12429 Slog.i(TAG, "Non-privileged app; cap priority to 0;" 12430 + " package: " + applicationInfo.packageName 12431 + " activity: " + intent.activity.className 12432 + " origPrio: " + intent.getPriority()); 12433 } 12434 intent.setPriority(0); 12435 return; 12436 } 12437 12438 if (systemActivities == null) { 12439 // the system package is not disabled; we're parsing the system partition 12440 if (isProtectedAction(intent)) { 12441 if (mDeferProtectedFilters) { 12442 // We can't deal with these just yet. No component should ever obtain a 12443 // >0 priority for a protected actions, with ONE exception -- the setup 12444 // wizard. The setup wizard, however, cannot be known until we're able to 12445 // query it for the category CATEGORY_SETUP_WIZARD. Which we can't do 12446 // until all intent filters have been processed. Chicken, meet egg. 12447 // Let the filter temporarily have a high priority and rectify the 12448 // priorities after all system packages have been scanned. 12449 mProtectedFilters.add(intent); 12450 if (DEBUG_FILTERS) { 12451 Slog.i(TAG, "Protected action; save for later;" 12452 + " package: " + applicationInfo.packageName 12453 + " activity: " + intent.activity.className 12454 + " origPrio: " + intent.getPriority()); 12455 } 12456 return; 12457 } else { 12458 if (DEBUG_FILTERS && mSetupWizardPackage == null) { 12459 Slog.i(TAG, "No setup wizard;" 12460 + " All protected intents capped to priority 0"); 12461 } 12462 if (intent.activity.info.packageName.equals(mSetupWizardPackage)) { 12463 if (DEBUG_FILTERS) { 12464 Slog.i(TAG, "Found setup wizard;" 12465 + " allow priority " + intent.getPriority() + ";" 12466 + " package: " + intent.activity.info.packageName 12467 + " activity: " + intent.activity.className 12468 + " priority: " + intent.getPriority()); 12469 } 12470 // setup wizard gets whatever it wants 12471 return; 12472 } 12473 if (DEBUG_FILTERS) { 12474 Slog.i(TAG, "Protected action; cap priority to 0;" 12475 + " package: " + intent.activity.info.packageName 12476 + " activity: " + intent.activity.className 12477 + " origPrio: " + intent.getPriority()); 12478 } 12479 intent.setPriority(0); 12480 return; 12481 } 12482 } 12483 // privileged apps on the system image get whatever priority they request 12484 return; 12485 } 12486 12487 // privileged app unbundled update ... try to find the same activity 12488 final PackageParser.Activity foundActivity = 12489 findMatchingActivity(systemActivities, activityInfo); 12490 if (foundActivity == null) { 12491 // this is a new activity; it cannot obtain >0 priority 12492 if (DEBUG_FILTERS) { 12493 Slog.i(TAG, "New activity; cap priority to 0;" 12494 + " package: " + applicationInfo.packageName 12495 + " activity: " + intent.activity.className 12496 + " origPrio: " + intent.getPriority()); 12497 } 12498 intent.setPriority(0); 12499 return; 12500 } 12501 12502 // found activity, now check for filter equivalence 12503 12504 // a shallow copy is enough; we modify the list, not its contents 12505 final List<ActivityIntentInfo> intentListCopy = 12506 new ArrayList<>(foundActivity.intents); 12507 final List<ActivityIntentInfo> foundFilters = findFilters(intent); 12508 12509 // find matching action subsets 12510 final Iterator<String> actionsIterator = intent.actionsIterator(); 12511 if (actionsIterator != null) { 12512 getIntentListSubset( 12513 intentListCopy, new ActionIterGenerator(), actionsIterator); 12514 if (intentListCopy.size() == 0) { 12515 // no more intents to match; we're not equivalent 12516 if (DEBUG_FILTERS) { 12517 Slog.i(TAG, "Mismatched action; cap priority to 0;" 12518 + " package: " + applicationInfo.packageName 12519 + " activity: " + intent.activity.className 12520 + " origPrio: " + intent.getPriority()); 12521 } 12522 intent.setPriority(0); 12523 return; 12524 } 12525 } 12526 12527 // find matching category subsets 12528 final Iterator<String> categoriesIterator = intent.categoriesIterator(); 12529 if (categoriesIterator != null) { 12530 getIntentListSubset(intentListCopy, new CategoriesIterGenerator(), 12531 categoriesIterator); 12532 if (intentListCopy.size() == 0) { 12533 // no more intents to match; we're not equivalent 12534 if (DEBUG_FILTERS) { 12535 Slog.i(TAG, "Mismatched category; cap priority to 0;" 12536 + " package: " + applicationInfo.packageName 12537 + " activity: " + intent.activity.className 12538 + " origPrio: " + intent.getPriority()); 12539 } 12540 intent.setPriority(0); 12541 return; 12542 } 12543 } 12544 12545 // find matching schemes subsets 12546 final Iterator<String> schemesIterator = intent.schemesIterator(); 12547 if (schemesIterator != null) { 12548 getIntentListSubset(intentListCopy, new SchemesIterGenerator(), 12549 schemesIterator); 12550 if (intentListCopy.size() == 0) { 12551 // no more intents to match; we're not equivalent 12552 if (DEBUG_FILTERS) { 12553 Slog.i(TAG, "Mismatched scheme; cap priority to 0;" 12554 + " package: " + applicationInfo.packageName 12555 + " activity: " + intent.activity.className 12556 + " origPrio: " + intent.getPriority()); 12557 } 12558 intent.setPriority(0); 12559 return; 12560 } 12561 } 12562 12563 // find matching authorities subsets 12564 final Iterator<IntentFilter.AuthorityEntry> 12565 authoritiesIterator = intent.authoritiesIterator(); 12566 if (authoritiesIterator != null) { 12567 getIntentListSubset(intentListCopy, 12568 new AuthoritiesIterGenerator(), 12569 authoritiesIterator); 12570 if (intentListCopy.size() == 0) { 12571 // no more intents to match; we're not equivalent 12572 if (DEBUG_FILTERS) { 12573 Slog.i(TAG, "Mismatched authority; cap priority to 0;" 12574 + " package: " + applicationInfo.packageName 12575 + " activity: " + intent.activity.className 12576 + " origPrio: " + intent.getPriority()); 12577 } 12578 intent.setPriority(0); 12579 return; 12580 } 12581 } 12582 12583 // we found matching filter(s); app gets the max priority of all intents 12584 int cappedPriority = 0; 12585 for (int i = intentListCopy.size() - 1; i >= 0; --i) { 12586 cappedPriority = Math.max(cappedPriority, intentListCopy.get(i).getPriority()); 12587 } 12588 if (intent.getPriority() > cappedPriority) { 12589 if (DEBUG_FILTERS) { 12590 Slog.i(TAG, "Found matching filter(s);" 12591 + " cap priority to " + cappedPriority + ";" 12592 + " package: " + applicationInfo.packageName 12593 + " activity: " + intent.activity.className 12594 + " origPrio: " + intent.getPriority()); 12595 } 12596 intent.setPriority(cappedPriority); 12597 return; 12598 } 12599 // all this for nothing; the requested priority was <= what was on the system 12600 } 12601 12602 public final void addActivity(PackageParser.Activity a, String type) { 12603 mActivities.put(a.getComponentName(), a); 12604 if (DEBUG_SHOW_INFO) 12605 Log.v( 12606 TAG, " " + type + " " + 12607 (a.info.nonLocalizedLabel != null ? a.info.nonLocalizedLabel : a.info.name) + ":"); 12608 if (DEBUG_SHOW_INFO) 12609 Log.v(TAG, " Class=" + a.info.name); 12610 final int NI = a.intents.size(); 12611 for (int j=0; j<NI; j++) { 12612 PackageParser.ActivityIntentInfo intent = a.intents.get(j); 12613 if ("activity".equals(type)) { 12614 final PackageSetting ps = 12615 mSettings.getDisabledSystemPkgLPr(intent.activity.info.packageName); 12616 final List<PackageParser.Activity> systemActivities = 12617 ps != null && ps.pkg != null ? ps.pkg.activities : null; 12618 adjustPriority(systemActivities, intent); 12619 } 12620 if (DEBUG_SHOW_INFO) { 12621 Log.v(TAG, " IntentFilter:"); 12622 intent.dump(new LogPrinter(Log.VERBOSE, TAG), " "); 12623 } 12624 if (!intent.debugCheck()) { 12625 Log.w(TAG, "==> For Activity " + a.info.name); 12626 } 12627 addFilter(intent); 12628 } 12629 } 12630 12631 public final void removeActivity(PackageParser.Activity a, String type) { 12632 mActivities.remove(a.getComponentName()); 12633 if (DEBUG_SHOW_INFO) { 12634 Log.v(TAG, " " + type + " " 12635 + (a.info.nonLocalizedLabel != null ? a.info.nonLocalizedLabel 12636 : a.info.name) + ":"); 12637 Log.v(TAG, " Class=" + a.info.name); 12638 } 12639 final int NI = a.intents.size(); 12640 for (int j=0; j<NI; j++) { 12641 PackageParser.ActivityIntentInfo intent = a.intents.get(j); 12642 if (DEBUG_SHOW_INFO) { 12643 Log.v(TAG, " IntentFilter:"); 12644 intent.dump(new LogPrinter(Log.VERBOSE, TAG), " "); 12645 } 12646 removeFilter(intent); 12647 } 12648 } 12649 12650 @Override 12651 protected boolean allowFilterResult( 12652 PackageParser.ActivityIntentInfo filter, List<ResolveInfo> dest) { 12653 ActivityInfo filterAi = filter.activity.info; 12654 for (int i=dest.size()-1; i>=0; i--) { 12655 ActivityInfo destAi = dest.get(i).activityInfo; 12656 if (destAi.name == filterAi.name 12657 && destAi.packageName == filterAi.packageName) { 12658 return false; 12659 } 12660 } 12661 return true; 12662 } 12663 12664 @Override 12665 protected ActivityIntentInfo[] newArray(int size) { 12666 return new ActivityIntentInfo[size]; 12667 } 12668 12669 @Override 12670 protected boolean isFilterStopped(PackageParser.ActivityIntentInfo filter, int userId) { 12671 if (!sUserManager.exists(userId)) return true; 12672 PackageParser.Package p = filter.activity.owner; 12673 if (p != null) { 12674 PackageSetting ps = (PackageSetting)p.mExtras; 12675 if (ps != null) { 12676 // System apps are never considered stopped for purposes of 12677 // filtering, because there may be no way for the user to 12678 // actually re-launch them. 12679 return (ps.pkgFlags&ApplicationInfo.FLAG_SYSTEM) == 0 12680 && ps.getStopped(userId); 12681 } 12682 } 12683 return false; 12684 } 12685 12686 @Override 12687 protected boolean isPackageForFilter(String packageName, 12688 PackageParser.ActivityIntentInfo info) { 12689 return packageName.equals(info.activity.owner.packageName); 12690 } 12691 12692 @Override 12693 protected ResolveInfo newResult(PackageParser.ActivityIntentInfo info, 12694 int match, int userId) { 12695 if (!sUserManager.exists(userId)) return null; 12696 if (!mSettings.isEnabledAndMatchLPr(info.activity.info, mFlags, userId)) { 12697 return null; 12698 } 12699 final PackageParser.Activity activity = info.activity; 12700 PackageSetting ps = (PackageSetting) activity.owner.mExtras; 12701 if (ps == null) { 12702 return null; 12703 } 12704 final PackageUserState userState = ps.readUserState(userId); 12705 ActivityInfo ai = 12706 PackageParser.generateActivityInfo(activity, mFlags, userState, userId); 12707 if (ai == null) { 12708 return null; 12709 } 12710 final boolean matchExplicitlyVisibleOnly = 12711 (mFlags & PackageManager.MATCH_EXPLICITLY_VISIBLE_ONLY) != 0; 12712 final boolean matchVisibleToInstantApp = 12713 (mFlags & PackageManager.MATCH_VISIBLE_TO_INSTANT_APP_ONLY) != 0; 12714 final boolean componentVisible = 12715 matchVisibleToInstantApp 12716 && info.isVisibleToInstantApp() 12717 && (!matchExplicitlyVisibleOnly || info.isExplicitlyVisibleToInstantApp()); 12718 final boolean matchInstantApp = (mFlags & PackageManager.MATCH_INSTANT) != 0; 12719 // throw out filters that aren't visible to ephemeral apps 12720 if (matchVisibleToInstantApp && !(componentVisible || userState.instantApp)) { 12721 return null; 12722 } 12723 // throw out instant app filters if we're not explicitly requesting them 12724 if (!matchInstantApp && userState.instantApp) { 12725 return null; 12726 } 12727 // throw out instant app filters if updates are available; will trigger 12728 // instant app resolution 12729 if (userState.instantApp && ps.isUpdateAvailable()) { 12730 return null; 12731 } 12732 final ResolveInfo res = new ResolveInfo(); 12733 res.activityInfo = ai; 12734 if ((mFlags&PackageManager.GET_RESOLVED_FILTER) != 0) { 12735 res.filter = info; 12736 } 12737 if (info != null) { 12738 res.handleAllWebDataURI = info.handleAllWebDataURI(); 12739 } 12740 res.priority = info.getPriority(); 12741 res.preferredOrder = activity.owner.mPreferredOrder; 12742 //System.out.println("Result: " + res.activityInfo.className + 12743 // " = " + res.priority); 12744 res.match = match; 12745 res.isDefault = info.hasDefault; 12746 res.labelRes = info.labelRes; 12747 res.nonLocalizedLabel = info.nonLocalizedLabel; 12748 if (userNeedsBadging(userId)) { 12749 res.noResourceId = true; 12750 } else { 12751 res.icon = info.icon; 12752 } 12753 res.iconResourceId = info.icon; 12754 res.system = res.activityInfo.applicationInfo.isSystemApp(); 12755 res.isInstantAppAvailable = userState.instantApp; 12756 return res; 12757 } 12758 12759 @Override 12760 protected void sortResults(List<ResolveInfo> results) { 12761 Collections.sort(results, mResolvePrioritySorter); 12762 } 12763 12764 @Override 12765 protected void dumpFilter(PrintWriter out, String prefix, 12766 PackageParser.ActivityIntentInfo filter) { 12767 out.print(prefix); out.print( 12768 Integer.toHexString(System.identityHashCode(filter.activity))); 12769 out.print(' '); 12770 filter.activity.printComponentShortName(out); 12771 out.print(" filter "); 12772 out.println(Integer.toHexString(System.identityHashCode(filter))); 12773 } 12774 12775 @Override 12776 protected Object filterToLabel(PackageParser.ActivityIntentInfo filter) { 12777 return filter.activity; 12778 } 12779 12780 protected void dumpFilterLabel(PrintWriter out, String prefix, Object label, int count) { 12781 PackageParser.Activity activity = (PackageParser.Activity)label; 12782 out.print(prefix); out.print( 12783 Integer.toHexString(System.identityHashCode(activity))); 12784 out.print(' '); 12785 activity.printComponentShortName(out); 12786 if (count > 1) { 12787 out.print(" ("); out.print(count); out.print(" filters)"); 12788 } 12789 out.println(); 12790 } 12791 12792 // Keys are String (activity class name), values are Activity. 12793 private final ArrayMap<ComponentName, PackageParser.Activity> mActivities 12794 = new ArrayMap<ComponentName, PackageParser.Activity>(); 12795 private int mFlags; 12796 } 12797 12798 private final class ServiceIntentResolver 12799 extends IntentResolver<PackageParser.ServiceIntentInfo, ResolveInfo> { 12800 public List<ResolveInfo> queryIntent(Intent intent, String resolvedType, 12801 boolean defaultOnly, int userId) { 12802 mFlags = defaultOnly ? PackageManager.MATCH_DEFAULT_ONLY : 0; 12803 return super.queryIntent(intent, resolvedType, defaultOnly, userId); 12804 } 12805 12806 public List<ResolveInfo> queryIntent(Intent intent, String resolvedType, int flags, 12807 int userId) { 12808 if (!sUserManager.exists(userId)) return null; 12809 mFlags = flags; 12810 return super.queryIntent(intent, resolvedType, 12811 (flags & PackageManager.MATCH_DEFAULT_ONLY) != 0, 12812 userId); 12813 } 12814 12815 public List<ResolveInfo> queryIntentForPackage(Intent intent, String resolvedType, 12816 int flags, ArrayList<PackageParser.Service> packageServices, int userId) { 12817 if (!sUserManager.exists(userId)) return null; 12818 if (packageServices == null) { 12819 return null; 12820 } 12821 mFlags = flags; 12822 final boolean defaultOnly = (flags&PackageManager.MATCH_DEFAULT_ONLY) != 0; 12823 final int N = packageServices.size(); 12824 ArrayList<PackageParser.ServiceIntentInfo[]> listCut = 12825 new ArrayList<PackageParser.ServiceIntentInfo[]>(N); 12826 12827 ArrayList<PackageParser.ServiceIntentInfo> intentFilters; 12828 for (int i = 0; i < N; ++i) { 12829 intentFilters = packageServices.get(i).intents; 12830 if (intentFilters != null && intentFilters.size() > 0) { 12831 PackageParser.ServiceIntentInfo[] array = 12832 new PackageParser.ServiceIntentInfo[intentFilters.size()]; 12833 intentFilters.toArray(array); 12834 listCut.add(array); 12835 } 12836 } 12837 return super.queryIntentFromList(intent, resolvedType, defaultOnly, listCut, userId); 12838 } 12839 12840 public final void addService(PackageParser.Service s) { 12841 mServices.put(s.getComponentName(), s); 12842 if (DEBUG_SHOW_INFO) { 12843 Log.v(TAG, " " 12844 + (s.info.nonLocalizedLabel != null 12845 ? s.info.nonLocalizedLabel : s.info.name) + ":"); 12846 Log.v(TAG, " Class=" + s.info.name); 12847 } 12848 final int NI = s.intents.size(); 12849 int j; 12850 for (j=0; j<NI; j++) { 12851 PackageParser.ServiceIntentInfo intent = s.intents.get(j); 12852 if (DEBUG_SHOW_INFO) { 12853 Log.v(TAG, " IntentFilter:"); 12854 intent.dump(new LogPrinter(Log.VERBOSE, TAG), " "); 12855 } 12856 if (!intent.debugCheck()) { 12857 Log.w(TAG, "==> For Service " + s.info.name); 12858 } 12859 addFilter(intent); 12860 } 12861 } 12862 12863 public final void removeService(PackageParser.Service s) { 12864 mServices.remove(s.getComponentName()); 12865 if (DEBUG_SHOW_INFO) { 12866 Log.v(TAG, " " + (s.info.nonLocalizedLabel != null 12867 ? s.info.nonLocalizedLabel : s.info.name) + ":"); 12868 Log.v(TAG, " Class=" + s.info.name); 12869 } 12870 final int NI = s.intents.size(); 12871 int j; 12872 for (j=0; j<NI; j++) { 12873 PackageParser.ServiceIntentInfo intent = s.intents.get(j); 12874 if (DEBUG_SHOW_INFO) { 12875 Log.v(TAG, " IntentFilter:"); 12876 intent.dump(new LogPrinter(Log.VERBOSE, TAG), " "); 12877 } 12878 removeFilter(intent); 12879 } 12880 } 12881 12882 @Override 12883 protected boolean allowFilterResult( 12884 PackageParser.ServiceIntentInfo filter, List<ResolveInfo> dest) { 12885 ServiceInfo filterSi = filter.service.info; 12886 for (int i=dest.size()-1; i>=0; i--) { 12887 ServiceInfo destAi = dest.get(i).serviceInfo; 12888 if (destAi.name == filterSi.name 12889 && destAi.packageName == filterSi.packageName) { 12890 return false; 12891 } 12892 } 12893 return true; 12894 } 12895 12896 @Override 12897 protected PackageParser.ServiceIntentInfo[] newArray(int size) { 12898 return new PackageParser.ServiceIntentInfo[size]; 12899 } 12900 12901 @Override 12902 protected boolean isFilterStopped(PackageParser.ServiceIntentInfo filter, int userId) { 12903 if (!sUserManager.exists(userId)) return true; 12904 PackageParser.Package p = filter.service.owner; 12905 if (p != null) { 12906 PackageSetting ps = (PackageSetting)p.mExtras; 12907 if (ps != null) { 12908 // System apps are never considered stopped for purposes of 12909 // filtering, because there may be no way for the user to 12910 // actually re-launch them. 12911 return (ps.pkgFlags & ApplicationInfo.FLAG_SYSTEM) == 0 12912 && ps.getStopped(userId); 12913 } 12914 } 12915 return false; 12916 } 12917 12918 @Override 12919 protected boolean isPackageForFilter(String packageName, 12920 PackageParser.ServiceIntentInfo info) { 12921 return packageName.equals(info.service.owner.packageName); 12922 } 12923 12924 @Override 12925 protected ResolveInfo newResult(PackageParser.ServiceIntentInfo filter, 12926 int match, int userId) { 12927 if (!sUserManager.exists(userId)) return null; 12928 final PackageParser.ServiceIntentInfo info = (PackageParser.ServiceIntentInfo)filter; 12929 if (!mSettings.isEnabledAndMatchLPr(info.service.info, mFlags, userId)) { 12930 return null; 12931 } 12932 final PackageParser.Service service = info.service; 12933 PackageSetting ps = (PackageSetting) service.owner.mExtras; 12934 if (ps == null) { 12935 return null; 12936 } 12937 final PackageUserState userState = ps.readUserState(userId); 12938 ServiceInfo si = PackageParser.generateServiceInfo(service, mFlags, 12939 userState, userId); 12940 if (si == null) { 12941 return null; 12942 } 12943 final boolean matchVisibleToInstantApp = 12944 (mFlags & PackageManager.MATCH_VISIBLE_TO_INSTANT_APP_ONLY) != 0; 12945 final boolean isInstantApp = (mFlags & PackageManager.MATCH_INSTANT) != 0; 12946 // throw out filters that aren't visible to ephemeral apps 12947 if (matchVisibleToInstantApp 12948 && !(info.isVisibleToInstantApp() || userState.instantApp)) { 12949 return null; 12950 } 12951 // throw out ephemeral filters if we're not explicitly requesting them 12952 if (!isInstantApp && userState.instantApp) { 12953 return null; 12954 } 12955 // throw out instant app filters if updates are available; will trigger 12956 // instant app resolution 12957 if (userState.instantApp && ps.isUpdateAvailable()) { 12958 return null; 12959 } 12960 final ResolveInfo res = new ResolveInfo(); 12961 res.serviceInfo = si; 12962 if ((mFlags&PackageManager.GET_RESOLVED_FILTER) != 0) { 12963 res.filter = filter; 12964 } 12965 res.priority = info.getPriority(); 12966 res.preferredOrder = service.owner.mPreferredOrder; 12967 res.match = match; 12968 res.isDefault = info.hasDefault; 12969 res.labelRes = info.labelRes; 12970 res.nonLocalizedLabel = info.nonLocalizedLabel; 12971 res.icon = info.icon; 12972 res.system = res.serviceInfo.applicationInfo.isSystemApp(); 12973 return res; 12974 } 12975 12976 @Override 12977 protected void sortResults(List<ResolveInfo> results) { 12978 Collections.sort(results, mResolvePrioritySorter); 12979 } 12980 12981 @Override 12982 protected void dumpFilter(PrintWriter out, String prefix, 12983 PackageParser.ServiceIntentInfo filter) { 12984 out.print(prefix); out.print( 12985 Integer.toHexString(System.identityHashCode(filter.service))); 12986 out.print(' '); 12987 filter.service.printComponentShortName(out); 12988 out.print(" filter "); 12989 out.print(Integer.toHexString(System.identityHashCode(filter))); 12990 if (filter.service.info.permission != null) { 12991 out.print(" permission "); out.println(filter.service.info.permission); 12992 } else { 12993 out.println(); 12994 } 12995 } 12996 12997 @Override 12998 protected Object filterToLabel(PackageParser.ServiceIntentInfo filter) { 12999 return filter.service; 13000 } 13001 13002 protected void dumpFilterLabel(PrintWriter out, String prefix, Object label, int count) { 13003 PackageParser.Service service = (PackageParser.Service)label; 13004 out.print(prefix); out.print( 13005 Integer.toHexString(System.identityHashCode(service))); 13006 out.print(' '); 13007 service.printComponentShortName(out); 13008 if (count > 1) { 13009 out.print(" ("); out.print(count); out.print(" filters)"); 13010 } 13011 out.println(); 13012 } 13013 13014// List<ResolveInfo> filterEnabled(List<ResolveInfo> resolveInfoList) { 13015// final Iterator<ResolveInfo> i = resolveInfoList.iterator(); 13016// final List<ResolveInfo> retList = Lists.newArrayList(); 13017// while (i.hasNext()) { 13018// final ResolveInfo resolveInfo = (ResolveInfo) i; 13019// if (isEnabledLP(resolveInfo.serviceInfo)) { 13020// retList.add(resolveInfo); 13021// } 13022// } 13023// return retList; 13024// } 13025 13026 // Keys are String (activity class name), values are Activity. 13027 private final ArrayMap<ComponentName, PackageParser.Service> mServices 13028 = new ArrayMap<ComponentName, PackageParser.Service>(); 13029 private int mFlags; 13030 } 13031 13032 private final class ProviderIntentResolver 13033 extends IntentResolver<PackageParser.ProviderIntentInfo, ResolveInfo> { 13034 public List<ResolveInfo> queryIntent(Intent intent, String resolvedType, 13035 boolean defaultOnly, int userId) { 13036 mFlags = defaultOnly ? PackageManager.MATCH_DEFAULT_ONLY : 0; 13037 return super.queryIntent(intent, resolvedType, defaultOnly, userId); 13038 } 13039 13040 public List<ResolveInfo> queryIntent(Intent intent, String resolvedType, int flags, 13041 int userId) { 13042 if (!sUserManager.exists(userId)) 13043 return null; 13044 mFlags = flags; 13045 return super.queryIntent(intent, resolvedType, 13046 (flags & PackageManager.MATCH_DEFAULT_ONLY) != 0, 13047 userId); 13048 } 13049 13050 public List<ResolveInfo> queryIntentForPackage(Intent intent, String resolvedType, 13051 int flags, ArrayList<PackageParser.Provider> packageProviders, int userId) { 13052 if (!sUserManager.exists(userId)) 13053 return null; 13054 if (packageProviders == null) { 13055 return null; 13056 } 13057 mFlags = flags; 13058 final boolean defaultOnly = (flags & PackageManager.MATCH_DEFAULT_ONLY) != 0; 13059 final int N = packageProviders.size(); 13060 ArrayList<PackageParser.ProviderIntentInfo[]> listCut = 13061 new ArrayList<PackageParser.ProviderIntentInfo[]>(N); 13062 13063 ArrayList<PackageParser.ProviderIntentInfo> intentFilters; 13064 for (int i = 0; i < N; ++i) { 13065 intentFilters = packageProviders.get(i).intents; 13066 if (intentFilters != null && intentFilters.size() > 0) { 13067 PackageParser.ProviderIntentInfo[] array = 13068 new PackageParser.ProviderIntentInfo[intentFilters.size()]; 13069 intentFilters.toArray(array); 13070 listCut.add(array); 13071 } 13072 } 13073 return super.queryIntentFromList(intent, resolvedType, defaultOnly, listCut, userId); 13074 } 13075 13076 public final void addProvider(PackageParser.Provider p) { 13077 if (mProviders.containsKey(p.getComponentName())) { 13078 Slog.w(TAG, "Provider " + p.getComponentName() + " already defined; ignoring"); 13079 return; 13080 } 13081 13082 mProviders.put(p.getComponentName(), p); 13083 if (DEBUG_SHOW_INFO) { 13084 Log.v(TAG, " " 13085 + (p.info.nonLocalizedLabel != null 13086 ? p.info.nonLocalizedLabel : p.info.name) + ":"); 13087 Log.v(TAG, " Class=" + p.info.name); 13088 } 13089 final int NI = p.intents.size(); 13090 int j; 13091 for (j = 0; j < NI; j++) { 13092 PackageParser.ProviderIntentInfo intent = p.intents.get(j); 13093 if (DEBUG_SHOW_INFO) { 13094 Log.v(TAG, " IntentFilter:"); 13095 intent.dump(new LogPrinter(Log.VERBOSE, TAG), " "); 13096 } 13097 if (!intent.debugCheck()) { 13098 Log.w(TAG, "==> For Provider " + p.info.name); 13099 } 13100 addFilter(intent); 13101 } 13102 } 13103 13104 public final void removeProvider(PackageParser.Provider p) { 13105 mProviders.remove(p.getComponentName()); 13106 if (DEBUG_SHOW_INFO) { 13107 Log.v(TAG, " " + (p.info.nonLocalizedLabel != null 13108 ? p.info.nonLocalizedLabel : p.info.name) + ":"); 13109 Log.v(TAG, " Class=" + p.info.name); 13110 } 13111 final int NI = p.intents.size(); 13112 int j; 13113 for (j = 0; j < NI; j++) { 13114 PackageParser.ProviderIntentInfo intent = p.intents.get(j); 13115 if (DEBUG_SHOW_INFO) { 13116 Log.v(TAG, " IntentFilter:"); 13117 intent.dump(new LogPrinter(Log.VERBOSE, TAG), " "); 13118 } 13119 removeFilter(intent); 13120 } 13121 } 13122 13123 @Override 13124 protected boolean allowFilterResult( 13125 PackageParser.ProviderIntentInfo filter, List<ResolveInfo> dest) { 13126 ProviderInfo filterPi = filter.provider.info; 13127 for (int i = dest.size() - 1; i >= 0; i--) { 13128 ProviderInfo destPi = dest.get(i).providerInfo; 13129 if (destPi.name == filterPi.name 13130 && destPi.packageName == filterPi.packageName) { 13131 return false; 13132 } 13133 } 13134 return true; 13135 } 13136 13137 @Override 13138 protected PackageParser.ProviderIntentInfo[] newArray(int size) { 13139 return new PackageParser.ProviderIntentInfo[size]; 13140 } 13141 13142 @Override 13143 protected boolean isFilterStopped(PackageParser.ProviderIntentInfo filter, int userId) { 13144 if (!sUserManager.exists(userId)) 13145 return true; 13146 PackageParser.Package p = filter.provider.owner; 13147 if (p != null) { 13148 PackageSetting ps = (PackageSetting) p.mExtras; 13149 if (ps != null) { 13150 // System apps are never considered stopped for purposes of 13151 // filtering, because there may be no way for the user to 13152 // actually re-launch them. 13153 return (ps.pkgFlags & ApplicationInfo.FLAG_SYSTEM) == 0 13154 && ps.getStopped(userId); 13155 } 13156 } 13157 return false; 13158 } 13159 13160 @Override 13161 protected boolean isPackageForFilter(String packageName, 13162 PackageParser.ProviderIntentInfo info) { 13163 return packageName.equals(info.provider.owner.packageName); 13164 } 13165 13166 @Override 13167 protected ResolveInfo newResult(PackageParser.ProviderIntentInfo filter, 13168 int match, int userId) { 13169 if (!sUserManager.exists(userId)) 13170 return null; 13171 final PackageParser.ProviderIntentInfo info = filter; 13172 if (!mSettings.isEnabledAndMatchLPr(info.provider.info, mFlags, userId)) { 13173 return null; 13174 } 13175 final PackageParser.Provider provider = info.provider; 13176 PackageSetting ps = (PackageSetting) provider.owner.mExtras; 13177 if (ps == null) { 13178 return null; 13179 } 13180 final PackageUserState userState = ps.readUserState(userId); 13181 final boolean matchVisibleToInstantApp = 13182 (mFlags & PackageManager.MATCH_VISIBLE_TO_INSTANT_APP_ONLY) != 0; 13183 final boolean isInstantApp = (mFlags & PackageManager.MATCH_INSTANT) != 0; 13184 // throw out filters that aren't visible to instant applications 13185 if (matchVisibleToInstantApp 13186 && !(info.isVisibleToInstantApp() || userState.instantApp)) { 13187 return null; 13188 } 13189 // throw out instant application filters if we're not explicitly requesting them 13190 if (!isInstantApp && userState.instantApp) { 13191 return null; 13192 } 13193 // throw out instant application filters if updates are available; will trigger 13194 // instant application resolution 13195 if (userState.instantApp && ps.isUpdateAvailable()) { 13196 return null; 13197 } 13198 ProviderInfo pi = PackageParser.generateProviderInfo(provider, mFlags, 13199 userState, userId); 13200 if (pi == null) { 13201 return null; 13202 } 13203 final ResolveInfo res = new ResolveInfo(); 13204 res.providerInfo = pi; 13205 if ((mFlags & PackageManager.GET_RESOLVED_FILTER) != 0) { 13206 res.filter = filter; 13207 } 13208 res.priority = info.getPriority(); 13209 res.preferredOrder = provider.owner.mPreferredOrder; 13210 res.match = match; 13211 res.isDefault = info.hasDefault; 13212 res.labelRes = info.labelRes; 13213 res.nonLocalizedLabel = info.nonLocalizedLabel; 13214 res.icon = info.icon; 13215 res.system = res.providerInfo.applicationInfo.isSystemApp(); 13216 return res; 13217 } 13218 13219 @Override 13220 protected void sortResults(List<ResolveInfo> results) { 13221 Collections.sort(results, mResolvePrioritySorter); 13222 } 13223 13224 @Override 13225 protected void dumpFilter(PrintWriter out, String prefix, 13226 PackageParser.ProviderIntentInfo filter) { 13227 out.print(prefix); 13228 out.print( 13229 Integer.toHexString(System.identityHashCode(filter.provider))); 13230 out.print(' '); 13231 filter.provider.printComponentShortName(out); 13232 out.print(" filter "); 13233 out.println(Integer.toHexString(System.identityHashCode(filter))); 13234 } 13235 13236 @Override 13237 protected Object filterToLabel(PackageParser.ProviderIntentInfo filter) { 13238 return filter.provider; 13239 } 13240 13241 protected void dumpFilterLabel(PrintWriter out, String prefix, Object label, int count) { 13242 PackageParser.Provider provider = (PackageParser.Provider)label; 13243 out.print(prefix); out.print( 13244 Integer.toHexString(System.identityHashCode(provider))); 13245 out.print(' '); 13246 provider.printComponentShortName(out); 13247 if (count > 1) { 13248 out.print(" ("); out.print(count); out.print(" filters)"); 13249 } 13250 out.println(); 13251 } 13252 13253 private final ArrayMap<ComponentName, PackageParser.Provider> mProviders 13254 = new ArrayMap<ComponentName, PackageParser.Provider>(); 13255 private int mFlags; 13256 } 13257 13258 static final class EphemeralIntentResolver 13259 extends IntentResolver<AuxiliaryResolveInfo.AuxiliaryFilter, 13260 AuxiliaryResolveInfo.AuxiliaryFilter> { 13261 /** 13262 * The result that has the highest defined order. Ordering applies on a 13263 * per-package basis. Mapping is from package name to Pair of order and 13264 * EphemeralResolveInfo. 13265 * <p> 13266 * NOTE: This is implemented as a field variable for convenience and efficiency. 13267 * By having a field variable, we're able to track filter ordering as soon as 13268 * a non-zero order is defined. Otherwise, multiple loops across the result set 13269 * would be needed to apply ordering. If the intent resolver becomes re-entrant, 13270 * this needs to be contained entirely within {@link #filterResults}. 13271 */ 13272 final ArrayMap<String, Pair<Integer, InstantAppResolveInfo>> mOrderResult = new ArrayMap<>(); 13273 13274 @Override 13275 protected AuxiliaryResolveInfo.AuxiliaryFilter[] newArray(int size) { 13276 return new AuxiliaryResolveInfo.AuxiliaryFilter[size]; 13277 } 13278 13279 @Override 13280 protected boolean isPackageForFilter(String packageName, 13281 AuxiliaryResolveInfo.AuxiliaryFilter responseObj) { 13282 return true; 13283 } 13284 13285 @Override 13286 protected AuxiliaryResolveInfo.AuxiliaryFilter newResult( 13287 AuxiliaryResolveInfo.AuxiliaryFilter responseObj, int match, int userId) { 13288 if (!sUserManager.exists(userId)) { 13289 return null; 13290 } 13291 final String packageName = responseObj.resolveInfo.getPackageName(); 13292 final Integer order = responseObj.getOrder(); 13293 final Pair<Integer, InstantAppResolveInfo> lastOrderResult = 13294 mOrderResult.get(packageName); 13295 // ordering is enabled and this item's order isn't high enough 13296 if (lastOrderResult != null && lastOrderResult.first >= order) { 13297 return null; 13298 } 13299 final InstantAppResolveInfo res = responseObj.resolveInfo; 13300 if (order > 0) { 13301 // non-zero order, enable ordering 13302 mOrderResult.put(packageName, new Pair<>(order, res)); 13303 } 13304 return responseObj; 13305 } 13306 13307 @Override 13308 protected void filterResults(List<AuxiliaryResolveInfo.AuxiliaryFilter> results) { 13309 // only do work if ordering is enabled [most of the time it won't be] 13310 if (mOrderResult.size() == 0) { 13311 return; 13312 } 13313 int resultSize = results.size(); 13314 for (int i = 0; i < resultSize; i++) { 13315 final InstantAppResolveInfo info = results.get(i).resolveInfo; 13316 final String packageName = info.getPackageName(); 13317 final Pair<Integer, InstantAppResolveInfo> savedInfo = mOrderResult.get(packageName); 13318 if (savedInfo == null) { 13319 // package doesn't having ordering 13320 continue; 13321 } 13322 if (savedInfo.second == info) { 13323 // circled back to the highest ordered item; remove from order list 13324 mOrderResult.remove(packageName); 13325 if (mOrderResult.size() == 0) { 13326 // no more ordered items 13327 break; 13328 } 13329 continue; 13330 } 13331 // item has a worse order, remove it from the result list 13332 results.remove(i); 13333 resultSize--; 13334 i--; 13335 } 13336 } 13337 } 13338 13339 private static final Comparator<ResolveInfo> mResolvePrioritySorter = 13340 new Comparator<ResolveInfo>() { 13341 public int compare(ResolveInfo r1, ResolveInfo r2) { 13342 int v1 = r1.priority; 13343 int v2 = r2.priority; 13344 //System.out.println("Comparing: q1=" + q1 + " q2=" + q2); 13345 if (v1 != v2) { 13346 return (v1 > v2) ? -1 : 1; 13347 } 13348 v1 = r1.preferredOrder; 13349 v2 = r2.preferredOrder; 13350 if (v1 != v2) { 13351 return (v1 > v2) ? -1 : 1; 13352 } 13353 if (r1.isDefault != r2.isDefault) { 13354 return r1.isDefault ? -1 : 1; 13355 } 13356 v1 = r1.match; 13357 v2 = r2.match; 13358 //System.out.println("Comparing: m1=" + m1 + " m2=" + m2); 13359 if (v1 != v2) { 13360 return (v1 > v2) ? -1 : 1; 13361 } 13362 if (r1.system != r2.system) { 13363 return r1.system ? -1 : 1; 13364 } 13365 if (r1.activityInfo != null) { 13366 return r1.activityInfo.packageName.compareTo(r2.activityInfo.packageName); 13367 } 13368 if (r1.serviceInfo != null) { 13369 return r1.serviceInfo.packageName.compareTo(r2.serviceInfo.packageName); 13370 } 13371 if (r1.providerInfo != null) { 13372 return r1.providerInfo.packageName.compareTo(r2.providerInfo.packageName); 13373 } 13374 return 0; 13375 } 13376 }; 13377 13378 private static final Comparator<ProviderInfo> mProviderInitOrderSorter = 13379 new Comparator<ProviderInfo>() { 13380 public int compare(ProviderInfo p1, ProviderInfo p2) { 13381 final int v1 = p1.initOrder; 13382 final int v2 = p2.initOrder; 13383 return (v1 > v2) ? -1 : ((v1 < v2) ? 1 : 0); 13384 } 13385 }; 13386 13387 @Override 13388 public void sendPackageBroadcast(final String action, final String pkg, final Bundle extras, 13389 final int flags, final String targetPkg, final IIntentReceiver finishedReceiver, 13390 final int[] userIds, int[] instantUserIds) { 13391 mHandler.post(new Runnable() { 13392 @Override 13393 public void run() { 13394 try { 13395 final IActivityManager am = ActivityManager.getService(); 13396 if (am == null) return; 13397 final int[] resolvedUserIds; 13398 if (userIds == null) { 13399 resolvedUserIds = am.getRunningUserIds(); 13400 } else { 13401 resolvedUserIds = userIds; 13402 } 13403 doSendBroadcast(am, action, pkg, extras, flags, targetPkg, finishedReceiver, 13404 resolvedUserIds, false); 13405 if (instantUserIds != null && instantUserIds != EMPTY_INT_ARRAY) { 13406 doSendBroadcast(am, action, pkg, extras, flags, targetPkg, finishedReceiver, 13407 instantUserIds, true); 13408 } 13409 } catch (RemoteException ex) { 13410 } 13411 } 13412 }); 13413 } 13414 13415 @Override 13416 public void notifyPackageAdded(String packageName) { 13417 final PackageListObserver[] observers; 13418 synchronized (mPackages) { 13419 if (mPackageListObservers.size() == 0) { 13420 return; 13421 } 13422 observers = (PackageListObserver[]) mPackageListObservers.toArray(); 13423 } 13424 for (int i = observers.length - 1; i >= 0; --i) { 13425 observers[i].onPackageAdded(packageName); 13426 } 13427 } 13428 13429 @Override 13430 public void notifyPackageRemoved(String packageName) { 13431 final PackageListObserver[] observers; 13432 synchronized (mPackages) { 13433 if (mPackageListObservers.size() == 0) { 13434 return; 13435 } 13436 observers = (PackageListObserver[]) mPackageListObservers.toArray(); 13437 } 13438 for (int i = observers.length - 1; i >= 0; --i) { 13439 observers[i].onPackageRemoved(packageName); 13440 } 13441 } 13442 13443 /** 13444 * Sends a broadcast for the given action. 13445 * <p>If {@code isInstantApp} is {@code true}, then the broadcast is protected with 13446 * the {@link android.Manifest.permission#ACCESS_INSTANT_APPS} permission. This allows 13447 * the system and applications allowed to see instant applications to receive package 13448 * lifecycle events for instant applications. 13449 */ 13450 private void doSendBroadcast(IActivityManager am, String action, String pkg, Bundle extras, 13451 int flags, String targetPkg, IIntentReceiver finishedReceiver, 13452 int[] userIds, boolean isInstantApp) 13453 throws RemoteException { 13454 for (int id : userIds) { 13455 final Intent intent = new Intent(action, 13456 pkg != null ? Uri.fromParts(PACKAGE_SCHEME, pkg, null) : null); 13457 final String[] requiredPermissions = 13458 isInstantApp ? INSTANT_APP_BROADCAST_PERMISSION : null; 13459 if (extras != null) { 13460 intent.putExtras(extras); 13461 } 13462 if (targetPkg != null) { 13463 intent.setPackage(targetPkg); 13464 } 13465 // Modify the UID when posting to other users 13466 int uid = intent.getIntExtra(Intent.EXTRA_UID, -1); 13467 if (uid > 0 && UserHandle.getUserId(uid) != id) { 13468 uid = UserHandle.getUid(id, UserHandle.getAppId(uid)); 13469 intent.putExtra(Intent.EXTRA_UID, uid); 13470 } 13471 intent.putExtra(Intent.EXTRA_USER_HANDLE, id); 13472 intent.addFlags(Intent.FLAG_RECEIVER_REGISTERED_ONLY_BEFORE_BOOT | flags); 13473 if (DEBUG_BROADCASTS) { 13474 RuntimeException here = new RuntimeException("here"); 13475 here.fillInStackTrace(); 13476 Slog.d(TAG, "Sending to user " + id + ": " 13477 + intent.toShortString(false, true, false, false) 13478 + " " + intent.getExtras(), here); 13479 } 13480 am.broadcastIntent(null, intent, null, finishedReceiver, 13481 0, null, null, requiredPermissions, android.app.AppOpsManager.OP_NONE, 13482 null, finishedReceiver != null, false, id); 13483 } 13484 } 13485 13486 /** 13487 * Check if the external storage media is available. This is true if there 13488 * is a mounted external storage medium or if the external storage is 13489 * emulated. 13490 */ 13491 private boolean isExternalMediaAvailable() { 13492 return mMediaMounted || Environment.isExternalStorageEmulated(); 13493 } 13494 13495 @Override 13496 public PackageCleanItem nextPackageToClean(PackageCleanItem lastPackage) { 13497 if (getInstantAppPackageName(Binder.getCallingUid()) != null) { 13498 return null; 13499 } 13500 if (!isExternalMediaAvailable()) { 13501 // If the external storage is no longer mounted at this point, 13502 // the caller may not have been able to delete all of this 13503 // packages files and can not delete any more. Bail. 13504 return null; 13505 } 13506 synchronized (mPackages) { 13507 final ArrayList<PackageCleanItem> pkgs = mSettings.mPackagesToBeCleaned; 13508 if (lastPackage != null) { 13509 pkgs.remove(lastPackage); 13510 } 13511 if (pkgs.size() > 0) { 13512 return pkgs.get(0); 13513 } 13514 } 13515 return null; 13516 } 13517 13518 void schedulePackageCleaning(String packageName, int userId, boolean andCode) { 13519 final Message msg = mHandler.obtainMessage(START_CLEANING_PACKAGE, 13520 userId, andCode ? 1 : 0, packageName); 13521 if (mSystemReady) { 13522 msg.sendToTarget(); 13523 } else { 13524 if (mPostSystemReadyMessages == null) { 13525 mPostSystemReadyMessages = new ArrayList<>(); 13526 } 13527 mPostSystemReadyMessages.add(msg); 13528 } 13529 } 13530 13531 void startCleaningPackages() { 13532 // reader 13533 if (!isExternalMediaAvailable()) { 13534 return; 13535 } 13536 synchronized (mPackages) { 13537 if (mSettings.mPackagesToBeCleaned.isEmpty()) { 13538 return; 13539 } 13540 } 13541 Intent intent = new Intent(PackageManager.ACTION_CLEAN_EXTERNAL_STORAGE); 13542 intent.setComponent(DEFAULT_CONTAINER_COMPONENT); 13543 IActivityManager am = ActivityManager.getService(); 13544 if (am != null) { 13545 int dcsUid = -1; 13546 synchronized (mPackages) { 13547 if (!mDefaultContainerWhitelisted) { 13548 mDefaultContainerWhitelisted = true; 13549 PackageSetting ps = mSettings.mPackages.get(DEFAULT_CONTAINER_PACKAGE); 13550 dcsUid = UserHandle.getUid(UserHandle.USER_SYSTEM, ps.appId); 13551 } 13552 } 13553 try { 13554 if (dcsUid > 0) { 13555 am.backgroundWhitelistUid(dcsUid); 13556 } 13557 am.startService(null, intent, null, false, mContext.getOpPackageName(), 13558 UserHandle.USER_SYSTEM); 13559 } catch (RemoteException e) { 13560 } 13561 } 13562 } 13563 13564 /** 13565 * Ensure that the install reason matches what we know about the package installer (e.g. whether 13566 * it is acting on behalf on an enterprise or the user). 13567 * 13568 * Note that the ordering of the conditionals in this method is important. The checks we perform 13569 * are as follows, in this order: 13570 * 13571 * 1) If the install is being performed by a system app, we can trust the app to have set the 13572 * install reason correctly. Thus, we pass through the install reason unchanged, no matter 13573 * what it is. 13574 * 2) If the install is being performed by a device or profile owner app, the install reason 13575 * should be enterprise policy. However, we cannot be sure that the device or profile owner 13576 * set the install reason correctly. If the app targets an older SDK version where install 13577 * reasons did not exist yet, or if the app author simply forgot, the install reason may be 13578 * unset or wrong. Thus, we force the install reason to be enterprise policy. 13579 * 3) In all other cases, the install is being performed by a regular app that is neither part 13580 * of the system nor a device or profile owner. We have no reason to believe that this app is 13581 * acting on behalf of the enterprise admin. Thus, we check whether the install reason was 13582 * set to enterprise policy and if so, change it to unknown instead. 13583 */ 13584 private int fixUpInstallReason(String installerPackageName, int installerUid, 13585 int installReason) { 13586 if (checkUidPermission(android.Manifest.permission.INSTALL_PACKAGES, installerUid) 13587 == PERMISSION_GRANTED) { 13588 // If the install is being performed by a system app, we trust that app to have set the 13589 // install reason correctly. 13590 return installReason; 13591 } 13592 13593 final IDevicePolicyManager dpm = IDevicePolicyManager.Stub.asInterface( 13594 ServiceManager.getService(Context.DEVICE_POLICY_SERVICE)); 13595 if (dpm != null) { 13596 ComponentName owner = null; 13597 try { 13598 owner = dpm.getDeviceOwnerComponent(true /* callingUserOnly */); 13599 if (owner == null) { 13600 owner = dpm.getProfileOwner(UserHandle.getUserId(installerUid)); 13601 } 13602 } catch (RemoteException e) { 13603 } 13604 if (owner != null && owner.getPackageName().equals(installerPackageName)) { 13605 // If the install is being performed by a device or profile owner, the install 13606 // reason should be enterprise policy. 13607 return PackageManager.INSTALL_REASON_POLICY; 13608 } 13609 } 13610 13611 if (installReason == PackageManager.INSTALL_REASON_POLICY) { 13612 // If the install is being performed by a regular app (i.e. neither system app nor 13613 // device or profile owner), we have no reason to believe that the app is acting on 13614 // behalf of an enterprise. If the app set the install reason to enterprise policy, 13615 // change it to unknown instead. 13616 return PackageManager.INSTALL_REASON_UNKNOWN; 13617 } 13618 13619 // If the install is being performed by a regular app and the install reason was set to any 13620 // value but enterprise policy, leave the install reason unchanged. 13621 return installReason; 13622 } 13623 13624 void installStage(String packageName, File stagedDir, 13625 IPackageInstallObserver2 observer, PackageInstaller.SessionParams sessionParams, 13626 String installerPackageName, int installerUid, UserHandle user, 13627 PackageParser.SigningDetails signingDetails) { 13628 if (DEBUG_EPHEMERAL) { 13629 if ((sessionParams.installFlags & PackageManager.INSTALL_INSTANT_APP) != 0) { 13630 Slog.d(TAG, "Ephemeral install of " + packageName); 13631 } 13632 } 13633 final VerificationInfo verificationInfo = new VerificationInfo( 13634 sessionParams.originatingUri, sessionParams.referrerUri, 13635 sessionParams.originatingUid, installerUid); 13636 13637 final OriginInfo origin = OriginInfo.fromStagedFile(stagedDir); 13638 13639 final Message msg = mHandler.obtainMessage(INIT_COPY); 13640 final int installReason = fixUpInstallReason(installerPackageName, installerUid, 13641 sessionParams.installReason); 13642 final InstallParams params = new InstallParams(origin, null, observer, 13643 sessionParams.installFlags, installerPackageName, sessionParams.volumeUuid, 13644 verificationInfo, user, sessionParams.abiOverride, 13645 sessionParams.grantedRuntimePermissions, signingDetails, installReason); 13646 params.setTraceMethod("installStage").setTraceCookie(System.identityHashCode(params)); 13647 msg.obj = params; 13648 13649 Trace.asyncTraceBegin(TRACE_TAG_PACKAGE_MANAGER, "installStage", 13650 System.identityHashCode(msg.obj)); 13651 Trace.asyncTraceBegin(TRACE_TAG_PACKAGE_MANAGER, "queueInstall", 13652 System.identityHashCode(msg.obj)); 13653 13654 mHandler.sendMessage(msg); 13655 } 13656 13657 private void sendPackageAddedForUser(String packageName, PackageSetting pkgSetting, 13658 int userId) { 13659 final boolean isSystem = isSystemApp(pkgSetting) || isUpdatedSystemApp(pkgSetting); 13660 final boolean isInstantApp = pkgSetting.getInstantApp(userId); 13661 final int[] userIds = isInstantApp ? EMPTY_INT_ARRAY : new int[] { userId }; 13662 final int[] instantUserIds = isInstantApp ? new int[] { userId } : EMPTY_INT_ARRAY; 13663 sendPackageAddedForNewUsers(packageName, isSystem /*sendBootCompleted*/, 13664 false /*startReceiver*/, pkgSetting.appId, userIds, instantUserIds); 13665 13666 // Send a session commit broadcast 13667 final PackageInstaller.SessionInfo info = new PackageInstaller.SessionInfo(); 13668 info.installReason = pkgSetting.getInstallReason(userId); 13669 info.appPackageName = packageName; 13670 sendSessionCommitBroadcast(info, userId); 13671 } 13672 13673 @Override 13674 public void sendPackageAddedForNewUsers(String packageName, boolean sendBootCompleted, 13675 boolean includeStopped, int appId, int[] userIds, int[] instantUserIds) { 13676 if (ArrayUtils.isEmpty(userIds) && ArrayUtils.isEmpty(instantUserIds)) { 13677 return; 13678 } 13679 Bundle extras = new Bundle(1); 13680 // Set to UID of the first user, EXTRA_UID is automatically updated in sendPackageBroadcast 13681 final int uid = UserHandle.getUid( 13682 (ArrayUtils.isEmpty(userIds) ? instantUserIds[0] : userIds[0]), appId); 13683 extras.putInt(Intent.EXTRA_UID, uid); 13684 13685 sendPackageBroadcast(Intent.ACTION_PACKAGE_ADDED, 13686 packageName, extras, 0, null, null, userIds, instantUserIds); 13687 if (sendBootCompleted && !ArrayUtils.isEmpty(userIds)) { 13688 mHandler.post(() -> { 13689 for (int userId : userIds) { 13690 sendBootCompletedBroadcastToSystemApp( 13691 packageName, includeStopped, userId); 13692 } 13693 } 13694 ); 13695 } 13696 } 13697 13698 /** 13699 * The just-installed/enabled app is bundled on the system, so presumed to be able to run 13700 * automatically without needing an explicit launch. 13701 * Send it a LOCKED_BOOT_COMPLETED/BOOT_COMPLETED if it would ordinarily have gotten ones. 13702 */ 13703 private void sendBootCompletedBroadcastToSystemApp(String packageName, boolean includeStopped, 13704 int userId) { 13705 // If user is not running, the app didn't miss any broadcast 13706 if (!mUserManagerInternal.isUserRunning(userId)) { 13707 return; 13708 } 13709 final IActivityManager am = ActivityManager.getService(); 13710 try { 13711 // Deliver LOCKED_BOOT_COMPLETED first 13712 Intent lockedBcIntent = new Intent(Intent.ACTION_LOCKED_BOOT_COMPLETED) 13713 .setPackage(packageName); 13714 if (includeStopped) { 13715 lockedBcIntent.addFlags(Intent.FLAG_INCLUDE_STOPPED_PACKAGES); 13716 } 13717 final String[] requiredPermissions = {Manifest.permission.RECEIVE_BOOT_COMPLETED}; 13718 am.broadcastIntent(null, lockedBcIntent, null, null, 0, null, null, requiredPermissions, 13719 android.app.AppOpsManager.OP_NONE, null, false, false, userId); 13720 13721 // Deliver BOOT_COMPLETED only if user is unlocked 13722 if (mUserManagerInternal.isUserUnlockingOrUnlocked(userId)) { 13723 Intent bcIntent = new Intent(Intent.ACTION_BOOT_COMPLETED).setPackage(packageName); 13724 if (includeStopped) { 13725 bcIntent.addFlags(Intent.FLAG_INCLUDE_STOPPED_PACKAGES); 13726 } 13727 am.broadcastIntent(null, bcIntent, null, null, 0, null, null, requiredPermissions, 13728 android.app.AppOpsManager.OP_NONE, null, false, false, userId); 13729 } 13730 } catch (RemoteException e) { 13731 throw e.rethrowFromSystemServer(); 13732 } 13733 } 13734 13735 @Override 13736 public boolean setApplicationHiddenSettingAsUser(String packageName, boolean hidden, 13737 int userId) { 13738 mContext.enforceCallingOrSelfPermission(android.Manifest.permission.MANAGE_USERS, null); 13739 PackageSetting pkgSetting; 13740 final int callingUid = Binder.getCallingUid(); 13741 mPermissionManager.enforceCrossUserPermission(callingUid, userId, 13742 true /* requireFullPermission */, true /* checkShell */, 13743 "setApplicationHiddenSetting for user " + userId); 13744 13745 if (hidden && isPackageDeviceAdmin(packageName, userId)) { 13746 Slog.w(TAG, "Not hiding package " + packageName + ": has active device admin"); 13747 return false; 13748 } 13749 13750 long callingId = Binder.clearCallingIdentity(); 13751 try { 13752 boolean sendAdded = false; 13753 boolean sendRemoved = false; 13754 // writer 13755 synchronized (mPackages) { 13756 pkgSetting = mSettings.mPackages.get(packageName); 13757 if (pkgSetting == null) { 13758 return false; 13759 } 13760 if (filterAppAccessLPr(pkgSetting, callingUid, userId)) { 13761 return false; 13762 } 13763 // Do not allow "android" is being disabled 13764 if ("android".equals(packageName)) { 13765 Slog.w(TAG, "Cannot hide package: android"); 13766 return false; 13767 } 13768 // Cannot hide static shared libs as they are considered 13769 // a part of the using app (emulating static linking). Also 13770 // static libs are installed always on internal storage. 13771 PackageParser.Package pkg = mPackages.get(packageName); 13772 if (pkg != null && pkg.staticSharedLibName != null) { 13773 Slog.w(TAG, "Cannot hide package: " + packageName 13774 + " providing static shared library: " 13775 + pkg.staticSharedLibName); 13776 return false; 13777 } 13778 // Only allow protected packages to hide themselves. 13779 if (hidden && !UserHandle.isSameApp(callingUid, pkgSetting.appId) 13780 && mProtectedPackages.isPackageStateProtected(userId, packageName)) { 13781 Slog.w(TAG, "Not hiding protected package: " + packageName); 13782 return false; 13783 } 13784 13785 if (pkgSetting.getHidden(userId) != hidden) { 13786 pkgSetting.setHidden(hidden, userId); 13787 mSettings.writePackageRestrictionsLPr(userId); 13788 if (hidden) { 13789 sendRemoved = true; 13790 } else { 13791 sendAdded = true; 13792 } 13793 } 13794 } 13795 if (sendAdded) { 13796 sendPackageAddedForUser(packageName, pkgSetting, userId); 13797 return true; 13798 } 13799 if (sendRemoved) { 13800 killApplication(packageName, UserHandle.getUid(userId, pkgSetting.appId), 13801 "hiding pkg"); 13802 sendApplicationHiddenForUser(packageName, pkgSetting, userId); 13803 return true; 13804 } 13805 } finally { 13806 Binder.restoreCallingIdentity(callingId); 13807 } 13808 return false; 13809 } 13810 13811 private void sendApplicationHiddenForUser(String packageName, PackageSetting pkgSetting, 13812 int userId) { 13813 final PackageRemovedInfo info = new PackageRemovedInfo(this); 13814 info.removedPackage = packageName; 13815 info.installerPackageName = pkgSetting.installerPackageName; 13816 info.removedUsers = new int[] {userId}; 13817 info.broadcastUsers = new int[] {userId}; 13818 info.uid = UserHandle.getUid(userId, pkgSetting.appId); 13819 info.sendPackageRemovedBroadcasts(true /*killApp*/); 13820 } 13821 13822 private void sendPackagesSuspendedForUser(String[] pkgList, int userId, boolean suspended) { 13823 if (pkgList.length > 0) { 13824 Bundle extras = new Bundle(1); 13825 extras.putStringArray(Intent.EXTRA_CHANGED_PACKAGE_LIST, pkgList); 13826 13827 sendPackageBroadcast( 13828 suspended ? Intent.ACTION_PACKAGES_SUSPENDED 13829 : Intent.ACTION_PACKAGES_UNSUSPENDED, 13830 null, extras, Intent.FLAG_RECEIVER_REGISTERED_ONLY, null, null, 13831 new int[] {userId}, null); 13832 } 13833 } 13834 13835 /** 13836 * Returns true if application is not found or there was an error. Otherwise it returns 13837 * the hidden state of the package for the given user. 13838 */ 13839 @Override 13840 public boolean getApplicationHiddenSettingAsUser(String packageName, int userId) { 13841 mContext.enforceCallingOrSelfPermission(android.Manifest.permission.MANAGE_USERS, null); 13842 final int callingUid = Binder.getCallingUid(); 13843 mPermissionManager.enforceCrossUserPermission(callingUid, userId, 13844 true /* requireFullPermission */, false /* checkShell */, 13845 "getApplicationHidden for user " + userId); 13846 PackageSetting ps; 13847 long callingId = Binder.clearCallingIdentity(); 13848 try { 13849 // writer 13850 synchronized (mPackages) { 13851 ps = mSettings.mPackages.get(packageName); 13852 if (ps == null) { 13853 return true; 13854 } 13855 if (filterAppAccessLPr(ps, callingUid, userId)) { 13856 return true; 13857 } 13858 return ps.getHidden(userId); 13859 } 13860 } finally { 13861 Binder.restoreCallingIdentity(callingId); 13862 } 13863 } 13864 13865 /** 13866 * @hide 13867 */ 13868 @Override 13869 public int installExistingPackageAsUser(String packageName, int userId, int installFlags, 13870 int installReason) { 13871 mContext.enforceCallingOrSelfPermission(android.Manifest.permission.INSTALL_PACKAGES, 13872 null); 13873 PackageSetting pkgSetting; 13874 final int callingUid = Binder.getCallingUid(); 13875 mPermissionManager.enforceCrossUserPermission(callingUid, userId, 13876 true /* requireFullPermission */, true /* checkShell */, 13877 "installExistingPackage for user " + userId); 13878 if (isUserRestricted(userId, UserManager.DISALLOW_INSTALL_APPS)) { 13879 return PackageManager.INSTALL_FAILED_USER_RESTRICTED; 13880 } 13881 13882 long callingId = Binder.clearCallingIdentity(); 13883 try { 13884 boolean installed = false; 13885 final boolean instantApp = 13886 (installFlags & PackageManager.INSTALL_INSTANT_APP) != 0; 13887 final boolean fullApp = 13888 (installFlags & PackageManager.INSTALL_FULL_APP) != 0; 13889 13890 // writer 13891 synchronized (mPackages) { 13892 pkgSetting = mSettings.mPackages.get(packageName); 13893 if (pkgSetting == null) { 13894 return PackageManager.INSTALL_FAILED_INVALID_URI; 13895 } 13896 if (!canViewInstantApps(callingUid, UserHandle.getUserId(callingUid))) { 13897 // only allow the existing package to be used if it's installed as a full 13898 // application for at least one user 13899 boolean installAllowed = false; 13900 for (int checkUserId : sUserManager.getUserIds()) { 13901 installAllowed = !pkgSetting.getInstantApp(checkUserId); 13902 if (installAllowed) { 13903 break; 13904 } 13905 } 13906 if (!installAllowed) { 13907 return PackageManager.INSTALL_FAILED_INVALID_URI; 13908 } 13909 } 13910 if (!pkgSetting.getInstalled(userId)) { 13911 pkgSetting.setInstalled(true, userId); 13912 pkgSetting.setHidden(false, userId); 13913 pkgSetting.setInstallReason(installReason, userId); 13914 mSettings.writePackageRestrictionsLPr(userId); 13915 mSettings.writeKernelMappingLPr(pkgSetting); 13916 installed = true; 13917 } else if (fullApp && pkgSetting.getInstantApp(userId)) { 13918 // upgrade app from instant to full; we don't allow app downgrade 13919 installed = true; 13920 } 13921 setInstantAppForUser(pkgSetting, userId, instantApp, fullApp); 13922 } 13923 13924 if (installed) { 13925 if (pkgSetting.pkg != null) { 13926 synchronized (mInstallLock) { 13927 // We don't need to freeze for a brand new install 13928 prepareAppDataAfterInstallLIF(pkgSetting.pkg); 13929 } 13930 } 13931 sendPackageAddedForUser(packageName, pkgSetting, userId); 13932 synchronized (mPackages) { 13933 updateSequenceNumberLP(pkgSetting, new int[]{ userId }); 13934 } 13935 } 13936 } finally { 13937 Binder.restoreCallingIdentity(callingId); 13938 } 13939 13940 return PackageManager.INSTALL_SUCCEEDED; 13941 } 13942 13943 void setInstantAppForUser(PackageSetting pkgSetting, int userId, 13944 boolean instantApp, boolean fullApp) { 13945 // no state specified; do nothing 13946 if (!instantApp && !fullApp) { 13947 return; 13948 } 13949 if (userId != UserHandle.USER_ALL) { 13950 if (instantApp && !pkgSetting.getInstantApp(userId)) { 13951 pkgSetting.setInstantApp(true /*instantApp*/, userId); 13952 } else if (fullApp && pkgSetting.getInstantApp(userId)) { 13953 pkgSetting.setInstantApp(false /*instantApp*/, userId); 13954 } 13955 } else { 13956 for (int currentUserId : sUserManager.getUserIds()) { 13957 if (instantApp && !pkgSetting.getInstantApp(currentUserId)) { 13958 pkgSetting.setInstantApp(true /*instantApp*/, currentUserId); 13959 } else if (fullApp && pkgSetting.getInstantApp(currentUserId)) { 13960 pkgSetting.setInstantApp(false /*instantApp*/, currentUserId); 13961 } 13962 } 13963 } 13964 } 13965 13966 boolean isUserRestricted(int userId, String restrictionKey) { 13967 Bundle restrictions = sUserManager.getUserRestrictions(userId); 13968 if (restrictions.getBoolean(restrictionKey, false)) { 13969 Log.w(TAG, "User is restricted: " + restrictionKey); 13970 return true; 13971 } 13972 return false; 13973 } 13974 13975 @Override 13976 public String[] setPackagesSuspendedAsUser(String[] packageNames, boolean suspended, 13977 int userId) { 13978 mContext.enforceCallingOrSelfPermission(android.Manifest.permission.MANAGE_USERS, null); 13979 final int callingUid = Binder.getCallingUid(); 13980 mPermissionManager.enforceCrossUserPermission(callingUid, userId, 13981 true /* requireFullPermission */, true /* checkShell */, 13982 "setPackagesSuspended for user " + userId); 13983 13984 if (ArrayUtils.isEmpty(packageNames)) { 13985 return packageNames; 13986 } 13987 13988 // List of package names for whom the suspended state has changed. 13989 List<String> changedPackages = new ArrayList<>(packageNames.length); 13990 // List of package names for whom the suspended state is not set as requested in this 13991 // method. 13992 List<String> unactionedPackages = new ArrayList<>(packageNames.length); 13993 long callingId = Binder.clearCallingIdentity(); 13994 try { 13995 for (int i = 0; i < packageNames.length; i++) { 13996 String packageName = packageNames[i]; 13997 boolean changed = false; 13998 final int appId; 13999 synchronized (mPackages) { 14000 final PackageSetting pkgSetting = mSettings.mPackages.get(packageName); 14001 if (pkgSetting == null 14002 || filterAppAccessLPr(pkgSetting, callingUid, userId)) { 14003 Slog.w(TAG, "Could not find package setting for package \"" + packageName 14004 + "\". Skipping suspending/un-suspending."); 14005 unactionedPackages.add(packageName); 14006 continue; 14007 } 14008 appId = pkgSetting.appId; 14009 if (pkgSetting.getSuspended(userId) != suspended) { 14010 if (!canSuspendPackageForUserLocked(packageName, userId)) { 14011 unactionedPackages.add(packageName); 14012 continue; 14013 } 14014 pkgSetting.setSuspended(suspended, userId); 14015 mSettings.writePackageRestrictionsLPr(userId); 14016 changed = true; 14017 changedPackages.add(packageName); 14018 } 14019 } 14020 14021 if (changed && suspended) { 14022 killApplication(packageName, UserHandle.getUid(userId, appId), 14023 "suspending package"); 14024 } 14025 } 14026 } finally { 14027 Binder.restoreCallingIdentity(callingId); 14028 } 14029 14030 if (!changedPackages.isEmpty()) { 14031 sendPackagesSuspendedForUser(changedPackages.toArray( 14032 new String[changedPackages.size()]), userId, suspended); 14033 } 14034 14035 return unactionedPackages.toArray(new String[unactionedPackages.size()]); 14036 } 14037 14038 @Override 14039 public boolean isPackageSuspendedForUser(String packageName, int userId) { 14040 final int callingUid = Binder.getCallingUid(); 14041 mPermissionManager.enforceCrossUserPermission(callingUid, userId, 14042 true /* requireFullPermission */, false /* checkShell */, 14043 "isPackageSuspendedForUser for user " + userId); 14044 synchronized (mPackages) { 14045 final PackageSetting ps = mSettings.mPackages.get(packageName); 14046 if (ps == null || filterAppAccessLPr(ps, callingUid, userId)) { 14047 throw new IllegalArgumentException("Unknown target package: " + packageName); 14048 } 14049 return ps.getSuspended(userId); 14050 } 14051 } 14052 14053 private boolean canSuspendPackageForUserLocked(String packageName, int userId) { 14054 if (isPackageDeviceAdmin(packageName, userId)) { 14055 Slog.w(TAG, "Cannot suspend/un-suspend package \"" + packageName 14056 + "\": has an active device admin"); 14057 return false; 14058 } 14059 14060 String activeLauncherPackageName = getActiveLauncherPackageName(userId); 14061 if (packageName.equals(activeLauncherPackageName)) { 14062 Slog.w(TAG, "Cannot suspend/un-suspend package \"" + packageName 14063 + "\": contains the active launcher"); 14064 return false; 14065 } 14066 14067 if (packageName.equals(mRequiredInstallerPackage)) { 14068 Slog.w(TAG, "Cannot suspend/un-suspend package \"" + packageName 14069 + "\": required for package installation"); 14070 return false; 14071 } 14072 14073 if (packageName.equals(mRequiredUninstallerPackage)) { 14074 Slog.w(TAG, "Cannot suspend/un-suspend package \"" + packageName 14075 + "\": required for package uninstallation"); 14076 return false; 14077 } 14078 14079 if (packageName.equals(mRequiredVerifierPackage)) { 14080 Slog.w(TAG, "Cannot suspend/un-suspend package \"" + packageName 14081 + "\": required for package verification"); 14082 return false; 14083 } 14084 14085 if (packageName.equals(getDefaultDialerPackageName(userId))) { 14086 Slog.w(TAG, "Cannot suspend/un-suspend package \"" + packageName 14087 + "\": is the default dialer"); 14088 return false; 14089 } 14090 14091 if (mProtectedPackages.isPackageStateProtected(userId, packageName)) { 14092 Slog.w(TAG, "Cannot suspend/un-suspend package \"" + packageName 14093 + "\": protected package"); 14094 return false; 14095 } 14096 14097 // Cannot suspend static shared libs as they are considered 14098 // a part of the using app (emulating static linking). Also 14099 // static libs are installed always on internal storage. 14100 PackageParser.Package pkg = mPackages.get(packageName); 14101 if (pkg != null && pkg.applicationInfo.isStaticSharedLibrary()) { 14102 Slog.w(TAG, "Cannot suspend package: " + packageName 14103 + " providing static shared library: " 14104 + pkg.staticSharedLibName); 14105 return false; 14106 } 14107 14108 return true; 14109 } 14110 14111 private String getActiveLauncherPackageName(int userId) { 14112 Intent intent = new Intent(Intent.ACTION_MAIN); 14113 intent.addCategory(Intent.CATEGORY_HOME); 14114 ResolveInfo resolveInfo = resolveIntent( 14115 intent, 14116 intent.resolveTypeIfNeeded(mContext.getContentResolver()), 14117 PackageManager.MATCH_DEFAULT_ONLY, 14118 userId); 14119 14120 return resolveInfo == null ? null : resolveInfo.activityInfo.packageName; 14121 } 14122 14123 private String getDefaultDialerPackageName(int userId) { 14124 synchronized (mPackages) { 14125 return mSettings.getDefaultDialerPackageNameLPw(userId); 14126 } 14127 } 14128 14129 @Override 14130 public void verifyPendingInstall(int id, int verificationCode) throws RemoteException { 14131 mContext.enforceCallingOrSelfPermission( 14132 android.Manifest.permission.PACKAGE_VERIFICATION_AGENT, 14133 "Only package verification agents can verify applications"); 14134 14135 final Message msg = mHandler.obtainMessage(PACKAGE_VERIFIED); 14136 final PackageVerificationResponse response = new PackageVerificationResponse( 14137 verificationCode, Binder.getCallingUid()); 14138 msg.arg1 = id; 14139 msg.obj = response; 14140 mHandler.sendMessage(msg); 14141 } 14142 14143 @Override 14144 public void extendVerificationTimeout(int id, int verificationCodeAtTimeout, 14145 long millisecondsToDelay) { 14146 mContext.enforceCallingOrSelfPermission( 14147 android.Manifest.permission.PACKAGE_VERIFICATION_AGENT, 14148 "Only package verification agents can extend verification timeouts"); 14149 14150 final PackageVerificationState state = mPendingVerification.get(id); 14151 final PackageVerificationResponse response = new PackageVerificationResponse( 14152 verificationCodeAtTimeout, Binder.getCallingUid()); 14153 14154 if (millisecondsToDelay > PackageManager.MAXIMUM_VERIFICATION_TIMEOUT) { 14155 millisecondsToDelay = PackageManager.MAXIMUM_VERIFICATION_TIMEOUT; 14156 } 14157 if (millisecondsToDelay < 0) { 14158 millisecondsToDelay = 0; 14159 } 14160 if ((verificationCodeAtTimeout != PackageManager.VERIFICATION_ALLOW) 14161 && (verificationCodeAtTimeout != PackageManager.VERIFICATION_REJECT)) { 14162 verificationCodeAtTimeout = PackageManager.VERIFICATION_REJECT; 14163 } 14164 14165 if ((state != null) && !state.timeoutExtended()) { 14166 state.extendTimeout(); 14167 14168 final Message msg = mHandler.obtainMessage(PACKAGE_VERIFIED); 14169 msg.arg1 = id; 14170 msg.obj = response; 14171 mHandler.sendMessageDelayed(msg, millisecondsToDelay); 14172 } 14173 } 14174 14175 private void broadcastPackageVerified(int verificationId, Uri packageUri, 14176 int verificationCode, UserHandle user) { 14177 final Intent intent = new Intent(Intent.ACTION_PACKAGE_VERIFIED); 14178 intent.setDataAndType(packageUri, PACKAGE_MIME_TYPE); 14179 intent.addFlags(Intent.FLAG_GRANT_READ_URI_PERMISSION); 14180 intent.putExtra(PackageManager.EXTRA_VERIFICATION_ID, verificationId); 14181 intent.putExtra(PackageManager.EXTRA_VERIFICATION_RESULT, verificationCode); 14182 14183 mContext.sendBroadcastAsUser(intent, user, 14184 android.Manifest.permission.PACKAGE_VERIFICATION_AGENT); 14185 } 14186 14187 private ComponentName matchComponentForVerifier(String packageName, 14188 List<ResolveInfo> receivers) { 14189 ActivityInfo targetReceiver = null; 14190 14191 final int NR = receivers.size(); 14192 for (int i = 0; i < NR; i++) { 14193 final ResolveInfo info = receivers.get(i); 14194 if (info.activityInfo == null) { 14195 continue; 14196 } 14197 14198 if (packageName.equals(info.activityInfo.packageName)) { 14199 targetReceiver = info.activityInfo; 14200 break; 14201 } 14202 } 14203 14204 if (targetReceiver == null) { 14205 return null; 14206 } 14207 14208 return new ComponentName(targetReceiver.packageName, targetReceiver.name); 14209 } 14210 14211 private List<ComponentName> matchVerifiers(PackageInfoLite pkgInfo, 14212 List<ResolveInfo> receivers, final PackageVerificationState verificationState) { 14213 if (pkgInfo.verifiers.length == 0) { 14214 return null; 14215 } 14216 14217 final int N = pkgInfo.verifiers.length; 14218 final List<ComponentName> sufficientVerifiers = new ArrayList<ComponentName>(N + 1); 14219 for (int i = 0; i < N; i++) { 14220 final VerifierInfo verifierInfo = pkgInfo.verifiers[i]; 14221 14222 final ComponentName comp = matchComponentForVerifier(verifierInfo.packageName, 14223 receivers); 14224 if (comp == null) { 14225 continue; 14226 } 14227 14228 final int verifierUid = getUidForVerifier(verifierInfo); 14229 if (verifierUid == -1) { 14230 continue; 14231 } 14232 14233 if (DEBUG_VERIFY) { 14234 Slog.d(TAG, "Added sufficient verifier " + verifierInfo.packageName 14235 + " with the correct signature"); 14236 } 14237 sufficientVerifiers.add(comp); 14238 verificationState.addSufficientVerifier(verifierUid); 14239 } 14240 14241 return sufficientVerifiers; 14242 } 14243 14244 private int getUidForVerifier(VerifierInfo verifierInfo) { 14245 synchronized (mPackages) { 14246 final PackageParser.Package pkg = mPackages.get(verifierInfo.packageName); 14247 if (pkg == null) { 14248 return -1; 14249 } else if (pkg.mSigningDetails.signatures.length != 1) { 14250 Slog.i(TAG, "Verifier package " + verifierInfo.packageName 14251 + " has more than one signature; ignoring"); 14252 return -1; 14253 } 14254 14255 /* 14256 * If the public key of the package's signature does not match 14257 * our expected public key, then this is a different package and 14258 * we should skip. 14259 */ 14260 14261 final byte[] expectedPublicKey; 14262 try { 14263 final Signature verifierSig = pkg.mSigningDetails.signatures[0]; 14264 final PublicKey publicKey = verifierSig.getPublicKey(); 14265 expectedPublicKey = publicKey.getEncoded(); 14266 } catch (CertificateException e) { 14267 return -1; 14268 } 14269 14270 final byte[] actualPublicKey = verifierInfo.publicKey.getEncoded(); 14271 14272 if (!Arrays.equals(actualPublicKey, expectedPublicKey)) { 14273 Slog.i(TAG, "Verifier package " + verifierInfo.packageName 14274 + " does not have the expected public key; ignoring"); 14275 return -1; 14276 } 14277 14278 return pkg.applicationInfo.uid; 14279 } 14280 } 14281 14282 @Override 14283 public void finishPackageInstall(int token, boolean didLaunch) { 14284 enforceSystemOrRoot("Only the system is allowed to finish installs"); 14285 14286 if (DEBUG_INSTALL) { 14287 Slog.v(TAG, "BM finishing package install for " + token); 14288 } 14289 Trace.asyncTraceEnd(TRACE_TAG_PACKAGE_MANAGER, "restore", token); 14290 14291 final Message msg = mHandler.obtainMessage(POST_INSTALL, token, didLaunch ? 1 : 0); 14292 mHandler.sendMessage(msg); 14293 } 14294 14295 /** 14296 * Get the verification agent timeout. Used for both the APK verifier and the 14297 * intent filter verifier. 14298 * 14299 * @return verification timeout in milliseconds 14300 */ 14301 private long getVerificationTimeout() { 14302 return android.provider.Settings.Global.getLong(mContext.getContentResolver(), 14303 android.provider.Settings.Global.PACKAGE_VERIFIER_TIMEOUT, 14304 DEFAULT_VERIFICATION_TIMEOUT); 14305 } 14306 14307 /** 14308 * Get the default verification agent response code. 14309 * 14310 * @return default verification response code 14311 */ 14312 private int getDefaultVerificationResponse(UserHandle user) { 14313 if (sUserManager.hasUserRestriction(UserManager.ENSURE_VERIFY_APPS, user.getIdentifier())) { 14314 return PackageManager.VERIFICATION_REJECT; 14315 } 14316 return android.provider.Settings.Global.getInt(mContext.getContentResolver(), 14317 android.provider.Settings.Global.PACKAGE_VERIFIER_DEFAULT_RESPONSE, 14318 DEFAULT_VERIFICATION_RESPONSE); 14319 } 14320 14321 /** 14322 * Check whether or not package verification has been enabled. 14323 * 14324 * @return true if verification should be performed 14325 */ 14326 private boolean isVerificationEnabled(int userId, int installFlags, int installerUid) { 14327 if (!DEFAULT_VERIFY_ENABLE) { 14328 return false; 14329 } 14330 14331 boolean ensureVerifyAppsEnabled = isUserRestricted(userId, UserManager.ENSURE_VERIFY_APPS); 14332 14333 // Check if installing from ADB 14334 if ((installFlags & PackageManager.INSTALL_FROM_ADB) != 0) { 14335 // Do not run verification in a test harness environment 14336 if (ActivityManager.isRunningInTestHarness()) { 14337 return false; 14338 } 14339 if (ensureVerifyAppsEnabled) { 14340 return true; 14341 } 14342 // Check if the developer does not want package verification for ADB installs 14343 if (android.provider.Settings.Global.getInt(mContext.getContentResolver(), 14344 android.provider.Settings.Global.PACKAGE_VERIFIER_INCLUDE_ADB, 1) == 0) { 14345 return false; 14346 } 14347 } else { 14348 // only when not installed from ADB, skip verification for instant apps when 14349 // the installer and verifier are the same. 14350 if ((installFlags & PackageManager.INSTALL_INSTANT_APP) != 0) { 14351 if (mInstantAppInstallerActivity != null 14352 && mInstantAppInstallerActivity.packageName.equals( 14353 mRequiredVerifierPackage)) { 14354 try { 14355 mContext.getSystemService(AppOpsManager.class) 14356 .checkPackage(installerUid, mRequiredVerifierPackage); 14357 if (DEBUG_VERIFY) { 14358 Slog.i(TAG, "disable verification for instant app"); 14359 } 14360 return false; 14361 } catch (SecurityException ignore) { } 14362 } 14363 } 14364 } 14365 14366 if (ensureVerifyAppsEnabled) { 14367 return true; 14368 } 14369 14370 return android.provider.Settings.Global.getInt(mContext.getContentResolver(), 14371 android.provider.Settings.Global.PACKAGE_VERIFIER_ENABLE, 1) == 1; 14372 } 14373 14374 @Override 14375 public void verifyIntentFilter(int id, int verificationCode, List<String> failedDomains) 14376 throws RemoteException { 14377 mContext.enforceCallingOrSelfPermission( 14378 Manifest.permission.INTENT_FILTER_VERIFICATION_AGENT, 14379 "Only intentfilter verification agents can verify applications"); 14380 14381 final Message msg = mHandler.obtainMessage(INTENT_FILTER_VERIFIED); 14382 final IntentFilterVerificationResponse response = new IntentFilterVerificationResponse( 14383 Binder.getCallingUid(), verificationCode, failedDomains); 14384 msg.arg1 = id; 14385 msg.obj = response; 14386 mHandler.sendMessage(msg); 14387 } 14388 14389 @Override 14390 public int getIntentVerificationStatus(String packageName, int userId) { 14391 final int callingUid = Binder.getCallingUid(); 14392 if (UserHandle.getUserId(callingUid) != userId) { 14393 mContext.enforceCallingOrSelfPermission( 14394 android.Manifest.permission.INTERACT_ACROSS_USERS_FULL, 14395 "getIntentVerificationStatus" + userId); 14396 } 14397 if (getInstantAppPackageName(callingUid) != null) { 14398 return INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_UNDEFINED; 14399 } 14400 synchronized (mPackages) { 14401 final PackageSetting ps = mSettings.mPackages.get(packageName); 14402 if (ps == null 14403 || filterAppAccessLPr(ps, callingUid, UserHandle.getUserId(callingUid))) { 14404 return INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_UNDEFINED; 14405 } 14406 return mSettings.getIntentFilterVerificationStatusLPr(packageName, userId); 14407 } 14408 } 14409 14410 @Override 14411 public boolean updateIntentVerificationStatus(String packageName, int status, int userId) { 14412 mContext.enforceCallingOrSelfPermission( 14413 android.Manifest.permission.SET_PREFERRED_APPLICATIONS, null); 14414 14415 boolean result = false; 14416 synchronized (mPackages) { 14417 final PackageSetting ps = mSettings.mPackages.get(packageName); 14418 if (filterAppAccessLPr(ps, Binder.getCallingUid(), UserHandle.getCallingUserId())) { 14419 return false; 14420 } 14421 result = mSettings.updateIntentFilterVerificationStatusLPw(packageName, status, userId); 14422 } 14423 if (result) { 14424 scheduleWritePackageRestrictionsLocked(userId); 14425 } 14426 return result; 14427 } 14428 14429 @Override 14430 public @NonNull ParceledListSlice<IntentFilterVerificationInfo> getIntentFilterVerifications( 14431 String packageName) { 14432 final int callingUid = Binder.getCallingUid(); 14433 if (getInstantAppPackageName(callingUid) != null) { 14434 return ParceledListSlice.emptyList(); 14435 } 14436 synchronized (mPackages) { 14437 final PackageSetting ps = mSettings.mPackages.get(packageName); 14438 if (filterAppAccessLPr(ps, callingUid, UserHandle.getUserId(callingUid))) { 14439 return ParceledListSlice.emptyList(); 14440 } 14441 return new ParceledListSlice<>(mSettings.getIntentFilterVerificationsLPr(packageName)); 14442 } 14443 } 14444 14445 @Override 14446 public @NonNull ParceledListSlice<IntentFilter> getAllIntentFilters(String packageName) { 14447 if (TextUtils.isEmpty(packageName)) { 14448 return ParceledListSlice.emptyList(); 14449 } 14450 final int callingUid = Binder.getCallingUid(); 14451 final int callingUserId = UserHandle.getUserId(callingUid); 14452 synchronized (mPackages) { 14453 PackageParser.Package pkg = mPackages.get(packageName); 14454 if (pkg == null || pkg.activities == null) { 14455 return ParceledListSlice.emptyList(); 14456 } 14457 if (pkg.mExtras == null) { 14458 return ParceledListSlice.emptyList(); 14459 } 14460 final PackageSetting ps = (PackageSetting) pkg.mExtras; 14461 if (filterAppAccessLPr(ps, callingUid, callingUserId)) { 14462 return ParceledListSlice.emptyList(); 14463 } 14464 final int count = pkg.activities.size(); 14465 ArrayList<IntentFilter> result = new ArrayList<>(); 14466 for (int n=0; n<count; n++) { 14467 PackageParser.Activity activity = pkg.activities.get(n); 14468 if (activity.intents != null && activity.intents.size() > 0) { 14469 result.addAll(activity.intents); 14470 } 14471 } 14472 return new ParceledListSlice<>(result); 14473 } 14474 } 14475 14476 @Override 14477 public boolean setDefaultBrowserPackageName(String packageName, int userId) { 14478 mContext.enforceCallingOrSelfPermission( 14479 android.Manifest.permission.SET_PREFERRED_APPLICATIONS, null); 14480 if (UserHandle.getCallingUserId() != userId) { 14481 mContext.enforceCallingOrSelfPermission( 14482 android.Manifest.permission.INTERACT_ACROSS_USERS_FULL, null); 14483 } 14484 14485 synchronized (mPackages) { 14486 boolean result = mSettings.setDefaultBrowserPackageNameLPw(packageName, userId); 14487 if (packageName != null) { 14488 mDefaultPermissionPolicy.grantDefaultPermissionsToDefaultBrowser( 14489 packageName, userId); 14490 } 14491 return result; 14492 } 14493 } 14494 14495 @Override 14496 public String getDefaultBrowserPackageName(int userId) { 14497 if (UserHandle.getCallingUserId() != userId) { 14498 mContext.enforceCallingOrSelfPermission( 14499 android.Manifest.permission.INTERACT_ACROSS_USERS_FULL, null); 14500 } 14501 if (getInstantAppPackageName(Binder.getCallingUid()) != null) { 14502 return null; 14503 } 14504 synchronized (mPackages) { 14505 return mSettings.getDefaultBrowserPackageNameLPw(userId); 14506 } 14507 } 14508 14509 /** 14510 * Get the "allow unknown sources" setting. 14511 * 14512 * @return the current "allow unknown sources" setting 14513 */ 14514 private int getUnknownSourcesSettings() { 14515 return android.provider.Settings.Secure.getInt(mContext.getContentResolver(), 14516 android.provider.Settings.Secure.INSTALL_NON_MARKET_APPS, 14517 -1); 14518 } 14519 14520 @Override 14521 public void setInstallerPackageName(String targetPackage, String installerPackageName) { 14522 final int callingUid = Binder.getCallingUid(); 14523 if (getInstantAppPackageName(callingUid) != null) { 14524 return; 14525 } 14526 // writer 14527 synchronized (mPackages) { 14528 PackageSetting targetPackageSetting = mSettings.mPackages.get(targetPackage); 14529 if (targetPackageSetting == null 14530 || filterAppAccessLPr( 14531 targetPackageSetting, callingUid, UserHandle.getUserId(callingUid))) { 14532 throw new IllegalArgumentException("Unknown target package: " + targetPackage); 14533 } 14534 14535 PackageSetting installerPackageSetting; 14536 if (installerPackageName != null) { 14537 installerPackageSetting = mSettings.mPackages.get(installerPackageName); 14538 if (installerPackageSetting == null) { 14539 throw new IllegalArgumentException("Unknown installer package: " 14540 + installerPackageName); 14541 } 14542 } else { 14543 installerPackageSetting = null; 14544 } 14545 14546 Signature[] callerSignature; 14547 Object obj = mSettings.getUserIdLPr(callingUid); 14548 if (obj != null) { 14549 if (obj instanceof SharedUserSetting) { 14550 callerSignature = 14551 ((SharedUserSetting)obj).signatures.mSigningDetails.signatures; 14552 } else if (obj instanceof PackageSetting) { 14553 callerSignature = ((PackageSetting)obj).signatures.mSigningDetails.signatures; 14554 } else { 14555 throw new SecurityException("Bad object " + obj + " for uid " + callingUid); 14556 } 14557 } else { 14558 throw new SecurityException("Unknown calling UID: " + callingUid); 14559 } 14560 14561 // Verify: can't set installerPackageName to a package that is 14562 // not signed with the same cert as the caller. 14563 if (installerPackageSetting != null) { 14564 if (compareSignatures(callerSignature, 14565 installerPackageSetting.signatures.mSigningDetails.signatures) 14566 != PackageManager.SIGNATURE_MATCH) { 14567 throw new SecurityException( 14568 "Caller does not have same cert as new installer package " 14569 + installerPackageName); 14570 } 14571 } 14572 14573 // Verify: if target already has an installer package, it must 14574 // be signed with the same cert as the caller. 14575 if (targetPackageSetting.installerPackageName != null) { 14576 PackageSetting setting = mSettings.mPackages.get( 14577 targetPackageSetting.installerPackageName); 14578 // If the currently set package isn't valid, then it's always 14579 // okay to change it. 14580 if (setting != null) { 14581 if (compareSignatures(callerSignature, 14582 setting.signatures.mSigningDetails.signatures) 14583 != PackageManager.SIGNATURE_MATCH) { 14584 throw new SecurityException( 14585 "Caller does not have same cert as old installer package " 14586 + targetPackageSetting.installerPackageName); 14587 } 14588 } 14589 } 14590 14591 // Okay! 14592 targetPackageSetting.installerPackageName = installerPackageName; 14593 if (installerPackageName != null) { 14594 mSettings.mInstallerPackages.add(installerPackageName); 14595 } 14596 scheduleWriteSettingsLocked(); 14597 } 14598 } 14599 14600 @Override 14601 public void setApplicationCategoryHint(String packageName, int categoryHint, 14602 String callerPackageName) { 14603 if (getInstantAppPackageName(Binder.getCallingUid()) != null) { 14604 throw new SecurityException("Instant applications don't have access to this method"); 14605 } 14606 mContext.getSystemService(AppOpsManager.class).checkPackage(Binder.getCallingUid(), 14607 callerPackageName); 14608 synchronized (mPackages) { 14609 PackageSetting ps = mSettings.mPackages.get(packageName); 14610 if (ps == null) { 14611 throw new IllegalArgumentException("Unknown target package " + packageName); 14612 } 14613 if (filterAppAccessLPr(ps, Binder.getCallingUid(), UserHandle.getCallingUserId())) { 14614 throw new IllegalArgumentException("Unknown target package " + packageName); 14615 } 14616 if (!Objects.equals(callerPackageName, ps.installerPackageName)) { 14617 throw new IllegalArgumentException("Calling package " + callerPackageName 14618 + " is not installer for " + packageName); 14619 } 14620 14621 if (ps.categoryHint != categoryHint) { 14622 ps.categoryHint = categoryHint; 14623 scheduleWriteSettingsLocked(); 14624 } 14625 } 14626 } 14627 14628 private void processPendingInstall(final InstallArgs args, final int currentStatus) { 14629 // Queue up an async operation since the package installation may take a little while. 14630 mHandler.post(new Runnable() { 14631 public void run() { 14632 mHandler.removeCallbacks(this); 14633 // Result object to be returned 14634 PackageInstalledInfo res = new PackageInstalledInfo(); 14635 res.setReturnCode(currentStatus); 14636 res.uid = -1; 14637 res.pkg = null; 14638 res.removedInfo = null; 14639 if (res.returnCode == PackageManager.INSTALL_SUCCEEDED) { 14640 args.doPreInstall(res.returnCode); 14641 synchronized (mInstallLock) { 14642 installPackageTracedLI(args, res); 14643 } 14644 args.doPostInstall(res.returnCode, res.uid); 14645 } 14646 14647 // A restore should be performed at this point if (a) the install 14648 // succeeded, (b) the operation is not an update, and (c) the new 14649 // package has not opted out of backup participation. 14650 final boolean update = res.removedInfo != null 14651 && res.removedInfo.removedPackage != null; 14652 final int flags = (res.pkg == null) ? 0 : res.pkg.applicationInfo.flags; 14653 boolean doRestore = !update 14654 && ((flags & ApplicationInfo.FLAG_ALLOW_BACKUP) != 0); 14655 14656 // Set up the post-install work request bookkeeping. This will be used 14657 // and cleaned up by the post-install event handling regardless of whether 14658 // there's a restore pass performed. Token values are >= 1. 14659 int token; 14660 if (mNextInstallToken < 0) mNextInstallToken = 1; 14661 token = mNextInstallToken++; 14662 14663 PostInstallData data = new PostInstallData(args, res); 14664 mRunningInstalls.put(token, data); 14665 if (DEBUG_INSTALL) Log.v(TAG, "+ starting restore round-trip " + token); 14666 14667 if (res.returnCode == PackageManager.INSTALL_SUCCEEDED && doRestore) { 14668 // Pass responsibility to the Backup Manager. It will perform a 14669 // restore if appropriate, then pass responsibility back to the 14670 // Package Manager to run the post-install observer callbacks 14671 // and broadcasts. 14672 IBackupManager bm = IBackupManager.Stub.asInterface( 14673 ServiceManager.getService(Context.BACKUP_SERVICE)); 14674 if (bm != null) { 14675 if (DEBUG_INSTALL) Log.v(TAG, "token " + token 14676 + " to BM for possible restore"); 14677 Trace.asyncTraceBegin(TRACE_TAG_PACKAGE_MANAGER, "restore", token); 14678 try { 14679 // TODO: http://b/22388012 14680 if (bm.isBackupServiceActive(UserHandle.USER_SYSTEM)) { 14681 bm.restoreAtInstall(res.pkg.applicationInfo.packageName, token); 14682 } else { 14683 doRestore = false; 14684 } 14685 } catch (RemoteException e) { 14686 // can't happen; the backup manager is local 14687 } catch (Exception e) { 14688 Slog.e(TAG, "Exception trying to enqueue restore", e); 14689 doRestore = false; 14690 } 14691 } else { 14692 Slog.e(TAG, "Backup Manager not found!"); 14693 doRestore = false; 14694 } 14695 } 14696 14697 if (!doRestore) { 14698 // No restore possible, or the Backup Manager was mysteriously not 14699 // available -- just fire the post-install work request directly. 14700 if (DEBUG_INSTALL) Log.v(TAG, "No restore - queue post-install for " + token); 14701 14702 Trace.asyncTraceBegin(TRACE_TAG_PACKAGE_MANAGER, "postInstall", token); 14703 14704 Message msg = mHandler.obtainMessage(POST_INSTALL, token, 0); 14705 mHandler.sendMessage(msg); 14706 } 14707 } 14708 }); 14709 } 14710 14711 /** 14712 * Callback from PackageSettings whenever an app is first transitioned out of the 14713 * 'stopped' state. Normally we just issue the broadcast, but we can't do that if 14714 * the app was "launched" for a restoreAtInstall operation. Therefore we check 14715 * here whether the app is the target of an ongoing install, and only send the 14716 * broadcast immediately if it is not in that state. If it *is* undergoing a restore, 14717 * the first-launch broadcast will be sent implicitly on that basis in POST_INSTALL 14718 * handling. 14719 */ 14720 void notifyFirstLaunch(final String packageName, final String installerPackage, 14721 final int userId) { 14722 // Serialize this with the rest of the install-process message chain. In the 14723 // restore-at-install case, this Runnable will necessarily run before the 14724 // POST_INSTALL message is processed, so the contents of mRunningInstalls 14725 // are coherent. In the non-restore case, the app has already completed install 14726 // and been launched through some other means, so it is not in a problematic 14727 // state for observers to see the FIRST_LAUNCH signal. 14728 mHandler.post(new Runnable() { 14729 @Override 14730 public void run() { 14731 for (int i = 0; i < mRunningInstalls.size(); i++) { 14732 final PostInstallData data = mRunningInstalls.valueAt(i); 14733 if (data.res.returnCode != PackageManager.INSTALL_SUCCEEDED) { 14734 continue; 14735 } 14736 if (packageName.equals(data.res.pkg.applicationInfo.packageName)) { 14737 // right package; but is it for the right user? 14738 for (int uIndex = 0; uIndex < data.res.newUsers.length; uIndex++) { 14739 if (userId == data.res.newUsers[uIndex]) { 14740 if (DEBUG_BACKUP) { 14741 Slog.i(TAG, "Package " + packageName 14742 + " being restored so deferring FIRST_LAUNCH"); 14743 } 14744 return; 14745 } 14746 } 14747 } 14748 } 14749 // didn't find it, so not being restored 14750 if (DEBUG_BACKUP) { 14751 Slog.i(TAG, "Package " + packageName + " sending normal FIRST_LAUNCH"); 14752 } 14753 final boolean isInstantApp = isInstantApp(packageName, userId); 14754 final int[] userIds = isInstantApp ? EMPTY_INT_ARRAY : new int[] { userId }; 14755 final int[] instantUserIds = isInstantApp ? new int[] { userId } : EMPTY_INT_ARRAY; 14756 sendFirstLaunchBroadcast(packageName, installerPackage, userIds, instantUserIds); 14757 } 14758 }); 14759 } 14760 14761 private void sendFirstLaunchBroadcast(String pkgName, String installerPkg, 14762 int[] userIds, int[] instantUserIds) { 14763 sendPackageBroadcast(Intent.ACTION_PACKAGE_FIRST_LAUNCH, pkgName, null, 0, 14764 installerPkg, null, userIds, instantUserIds); 14765 } 14766 14767 private abstract class HandlerParams { 14768 private static final int MAX_RETRIES = 4; 14769 14770 /** 14771 * Number of times startCopy() has been attempted and had a non-fatal 14772 * error. 14773 */ 14774 private int mRetries = 0; 14775 14776 /** User handle for the user requesting the information or installation. */ 14777 private final UserHandle mUser; 14778 String traceMethod; 14779 int traceCookie; 14780 14781 HandlerParams(UserHandle user) { 14782 mUser = user; 14783 } 14784 14785 UserHandle getUser() { 14786 return mUser; 14787 } 14788 14789 HandlerParams setTraceMethod(String traceMethod) { 14790 this.traceMethod = traceMethod; 14791 return this; 14792 } 14793 14794 HandlerParams setTraceCookie(int traceCookie) { 14795 this.traceCookie = traceCookie; 14796 return this; 14797 } 14798 14799 final boolean startCopy() { 14800 boolean res; 14801 try { 14802 if (DEBUG_INSTALL) Slog.i(TAG, "startCopy " + mUser + ": " + this); 14803 14804 if (++mRetries > MAX_RETRIES) { 14805 Slog.w(TAG, "Failed to invoke remote methods on default container service. Giving up"); 14806 mHandler.sendEmptyMessage(MCS_GIVE_UP); 14807 handleServiceError(); 14808 return false; 14809 } else { 14810 handleStartCopy(); 14811 res = true; 14812 } 14813 } catch (RemoteException e) { 14814 if (DEBUG_INSTALL) Slog.i(TAG, "Posting install MCS_RECONNECT"); 14815 mHandler.sendEmptyMessage(MCS_RECONNECT); 14816 res = false; 14817 } 14818 handleReturnCode(); 14819 return res; 14820 } 14821 14822 final void serviceError() { 14823 if (DEBUG_INSTALL) Slog.i(TAG, "serviceError"); 14824 handleServiceError(); 14825 handleReturnCode(); 14826 } 14827 14828 abstract void handleStartCopy() throws RemoteException; 14829 abstract void handleServiceError(); 14830 abstract void handleReturnCode(); 14831 } 14832 14833 private static void clearDirectory(IMediaContainerService mcs, File[] paths) { 14834 for (File path : paths) { 14835 try { 14836 mcs.clearDirectory(path.getAbsolutePath()); 14837 } catch (RemoteException e) { 14838 } 14839 } 14840 } 14841 14842 static class OriginInfo { 14843 /** 14844 * Location where install is coming from, before it has been 14845 * copied/renamed into place. This could be a single monolithic APK 14846 * file, or a cluster directory. This location may be untrusted. 14847 */ 14848 final File file; 14849 14850 /** 14851 * Flag indicating that {@link #file} or {@link #cid} has already been 14852 * staged, meaning downstream users don't need to defensively copy the 14853 * contents. 14854 */ 14855 final boolean staged; 14856 14857 /** 14858 * Flag indicating that {@link #file} or {@link #cid} is an already 14859 * installed app that is being moved. 14860 */ 14861 final boolean existing; 14862 14863 final String resolvedPath; 14864 final File resolvedFile; 14865 14866 static OriginInfo fromNothing() { 14867 return new OriginInfo(null, false, false); 14868 } 14869 14870 static OriginInfo fromUntrustedFile(File file) { 14871 return new OriginInfo(file, false, false); 14872 } 14873 14874 static OriginInfo fromExistingFile(File file) { 14875 return new OriginInfo(file, false, true); 14876 } 14877 14878 static OriginInfo fromStagedFile(File file) { 14879 return new OriginInfo(file, true, false); 14880 } 14881 14882 private OriginInfo(File file, boolean staged, boolean existing) { 14883 this.file = file; 14884 this.staged = staged; 14885 this.existing = existing; 14886 14887 if (file != null) { 14888 resolvedPath = file.getAbsolutePath(); 14889 resolvedFile = file; 14890 } else { 14891 resolvedPath = null; 14892 resolvedFile = null; 14893 } 14894 } 14895 } 14896 14897 static class MoveInfo { 14898 final int moveId; 14899 final String fromUuid; 14900 final String toUuid; 14901 final String packageName; 14902 final String dataAppName; 14903 final int appId; 14904 final String seinfo; 14905 final int targetSdkVersion; 14906 14907 public MoveInfo(int moveId, String fromUuid, String toUuid, String packageName, 14908 String dataAppName, int appId, String seinfo, int targetSdkVersion) { 14909 this.moveId = moveId; 14910 this.fromUuid = fromUuid; 14911 this.toUuid = toUuid; 14912 this.packageName = packageName; 14913 this.dataAppName = dataAppName; 14914 this.appId = appId; 14915 this.seinfo = seinfo; 14916 this.targetSdkVersion = targetSdkVersion; 14917 } 14918 } 14919 14920 static class VerificationInfo { 14921 /** A constant used to indicate that a uid value is not present. */ 14922 public static final int NO_UID = -1; 14923 14924 /** URI referencing where the package was downloaded from. */ 14925 final Uri originatingUri; 14926 14927 /** HTTP referrer URI associated with the originatingURI. */ 14928 final Uri referrer; 14929 14930 /** UID of the application that the install request originated from. */ 14931 final int originatingUid; 14932 14933 /** UID of application requesting the install */ 14934 final int installerUid; 14935 14936 VerificationInfo(Uri originatingUri, Uri referrer, int originatingUid, int installerUid) { 14937 this.originatingUri = originatingUri; 14938 this.referrer = referrer; 14939 this.originatingUid = originatingUid; 14940 this.installerUid = installerUid; 14941 } 14942 } 14943 14944 class InstallParams extends HandlerParams { 14945 final OriginInfo origin; 14946 final MoveInfo move; 14947 final IPackageInstallObserver2 observer; 14948 int installFlags; 14949 final String installerPackageName; 14950 final String volumeUuid; 14951 private InstallArgs mArgs; 14952 private int mRet; 14953 final String packageAbiOverride; 14954 final String[] grantedRuntimePermissions; 14955 final VerificationInfo verificationInfo; 14956 final PackageParser.SigningDetails signingDetails; 14957 final int installReason; 14958 14959 InstallParams(OriginInfo origin, MoveInfo move, IPackageInstallObserver2 observer, 14960 int installFlags, String installerPackageName, String volumeUuid, 14961 VerificationInfo verificationInfo, UserHandle user, String packageAbiOverride, 14962 String[] grantedPermissions, PackageParser.SigningDetails signingDetails, int installReason) { 14963 super(user); 14964 this.origin = origin; 14965 this.move = move; 14966 this.observer = observer; 14967 this.installFlags = installFlags; 14968 this.installerPackageName = installerPackageName; 14969 this.volumeUuid = volumeUuid; 14970 this.verificationInfo = verificationInfo; 14971 this.packageAbiOverride = packageAbiOverride; 14972 this.grantedRuntimePermissions = grantedPermissions; 14973 this.signingDetails = signingDetails; 14974 this.installReason = installReason; 14975 } 14976 14977 @Override 14978 public String toString() { 14979 return "InstallParams{" + Integer.toHexString(System.identityHashCode(this)) 14980 + " file=" + origin.file + "}"; 14981 } 14982 14983 private int installLocationPolicy(PackageInfoLite pkgLite) { 14984 String packageName = pkgLite.packageName; 14985 int installLocation = pkgLite.installLocation; 14986 boolean onSd = (installFlags & PackageManager.INSTALL_EXTERNAL) != 0; 14987 // reader 14988 synchronized (mPackages) { 14989 // Currently installed package which the new package is attempting to replace or 14990 // null if no such package is installed. 14991 PackageParser.Package installedPkg = mPackages.get(packageName); 14992 // Package which currently owns the data which the new package will own if installed. 14993 // If an app is unstalled while keeping data (e.g., adb uninstall -k), installedPkg 14994 // will be null whereas dataOwnerPkg will contain information about the package 14995 // which was uninstalled while keeping its data. 14996 PackageParser.Package dataOwnerPkg = installedPkg; 14997 if (dataOwnerPkg == null) { 14998 PackageSetting ps = mSettings.mPackages.get(packageName); 14999 if (ps != null) { 15000 dataOwnerPkg = ps.pkg; 15001 } 15002 } 15003 15004 if (dataOwnerPkg != null) { 15005 // If installed, the package will get access to data left on the device by its 15006 // predecessor. As a security measure, this is permited only if this is not a 15007 // version downgrade or if the predecessor package is marked as debuggable and 15008 // a downgrade is explicitly requested. 15009 // 15010 // On debuggable platform builds, downgrades are permitted even for 15011 // non-debuggable packages to make testing easier. Debuggable platform builds do 15012 // not offer security guarantees and thus it's OK to disable some security 15013 // mechanisms to make debugging/testing easier on those builds. However, even on 15014 // debuggable builds downgrades of packages are permitted only if requested via 15015 // installFlags. This is because we aim to keep the behavior of debuggable 15016 // platform builds as close as possible to the behavior of non-debuggable 15017 // platform builds. 15018 final boolean downgradeRequested = 15019 (installFlags & PackageManager.INSTALL_ALLOW_DOWNGRADE) != 0; 15020 final boolean packageDebuggable = 15021 (dataOwnerPkg.applicationInfo.flags 15022 & ApplicationInfo.FLAG_DEBUGGABLE) != 0; 15023 final boolean downgradePermitted = 15024 (downgradeRequested) && ((Build.IS_DEBUGGABLE) || (packageDebuggable)); 15025 if (!downgradePermitted) { 15026 try { 15027 checkDowngrade(dataOwnerPkg, pkgLite); 15028 } catch (PackageManagerException e) { 15029 Slog.w(TAG, "Downgrade detected: " + e.getMessage()); 15030 return PackageHelper.RECOMMEND_FAILED_VERSION_DOWNGRADE; 15031 } 15032 } 15033 } 15034 15035 if (installedPkg != null) { 15036 if ((installFlags & PackageManager.INSTALL_REPLACE_EXISTING) != 0) { 15037 // Check for updated system application. 15038 if ((installedPkg.applicationInfo.flags & ApplicationInfo.FLAG_SYSTEM) != 0) { 15039 if (onSd) { 15040 Slog.w(TAG, "Cannot install update to system app on sdcard"); 15041 return PackageHelper.RECOMMEND_FAILED_INVALID_LOCATION; 15042 } 15043 return PackageHelper.RECOMMEND_INSTALL_INTERNAL; 15044 } else { 15045 if (onSd) { 15046 // Install flag overrides everything. 15047 return PackageHelper.RECOMMEND_INSTALL_EXTERNAL; 15048 } 15049 // If current upgrade specifies particular preference 15050 if (installLocation == PackageInfo.INSTALL_LOCATION_INTERNAL_ONLY) { 15051 // Application explicitly specified internal. 15052 return PackageHelper.RECOMMEND_INSTALL_INTERNAL; 15053 } else if (installLocation == PackageInfo.INSTALL_LOCATION_PREFER_EXTERNAL) { 15054 // App explictly prefers external. Let policy decide 15055 } else { 15056 // Prefer previous location 15057 if (isExternal(installedPkg)) { 15058 return PackageHelper.RECOMMEND_INSTALL_EXTERNAL; 15059 } 15060 return PackageHelper.RECOMMEND_INSTALL_INTERNAL; 15061 } 15062 } 15063 } else { 15064 // Invalid install. Return error code 15065 return PackageHelper.RECOMMEND_FAILED_ALREADY_EXISTS; 15066 } 15067 } 15068 } 15069 // All the special cases have been taken care of. 15070 // Return result based on recommended install location. 15071 if (onSd) { 15072 return PackageHelper.RECOMMEND_INSTALL_EXTERNAL; 15073 } 15074 return pkgLite.recommendedInstallLocation; 15075 } 15076 15077 /* 15078 * Invoke remote method to get package information and install 15079 * location values. Override install location based on default 15080 * policy if needed and then create install arguments based 15081 * on the install location. 15082 */ 15083 public void handleStartCopy() throws RemoteException { 15084 int ret = PackageManager.INSTALL_SUCCEEDED; 15085 15086 // If we're already staged, we've firmly committed to an install location 15087 if (origin.staged) { 15088 if (origin.file != null) { 15089 installFlags |= PackageManager.INSTALL_INTERNAL; 15090 installFlags &= ~PackageManager.INSTALL_EXTERNAL; 15091 } else { 15092 throw new IllegalStateException("Invalid stage location"); 15093 } 15094 } 15095 15096 final boolean onSd = (installFlags & PackageManager.INSTALL_EXTERNAL) != 0; 15097 final boolean onInt = (installFlags & PackageManager.INSTALL_INTERNAL) != 0; 15098 final boolean ephemeral = (installFlags & PackageManager.INSTALL_INSTANT_APP) != 0; 15099 PackageInfoLite pkgLite = null; 15100 15101 if (onInt && onSd) { 15102 // Check if both bits are set. 15103 Slog.w(TAG, "Conflicting flags specified for installing on both internal and external"); 15104 ret = PackageManager.INSTALL_FAILED_INVALID_INSTALL_LOCATION; 15105 } else if (onSd && ephemeral) { 15106 Slog.w(TAG, "Conflicting flags specified for installing ephemeral on external"); 15107 ret = PackageManager.INSTALL_FAILED_INVALID_INSTALL_LOCATION; 15108 } else { 15109 pkgLite = mContainerService.getMinimalPackageInfo(origin.resolvedPath, installFlags, 15110 packageAbiOverride); 15111 15112 if (DEBUG_EPHEMERAL && ephemeral) { 15113 Slog.v(TAG, "pkgLite for install: " + pkgLite); 15114 } 15115 15116 /* 15117 * If we have too little free space, try to free cache 15118 * before giving up. 15119 */ 15120 if (!origin.staged && pkgLite.recommendedInstallLocation 15121 == PackageHelper.RECOMMEND_FAILED_INSUFFICIENT_STORAGE) { 15122 // TODO: focus freeing disk space on the target device 15123 final StorageManager storage = StorageManager.from(mContext); 15124 final long lowThreshold = storage.getStorageLowBytes( 15125 Environment.getDataDirectory()); 15126 15127 final long sizeBytes = mContainerService.calculateInstalledSize( 15128 origin.resolvedPath, packageAbiOverride); 15129 15130 try { 15131 mInstaller.freeCache(null, sizeBytes + lowThreshold, 0, 0); 15132 pkgLite = mContainerService.getMinimalPackageInfo(origin.resolvedPath, 15133 installFlags, packageAbiOverride); 15134 } catch (InstallerException e) { 15135 Slog.w(TAG, "Failed to free cache", e); 15136 } 15137 15138 /* 15139 * The cache free must have deleted the file we 15140 * downloaded to install. 15141 * 15142 * TODO: fix the "freeCache" call to not delete 15143 * the file we care about. 15144 */ 15145 if (pkgLite.recommendedInstallLocation 15146 == PackageHelper.RECOMMEND_FAILED_INVALID_URI) { 15147 pkgLite.recommendedInstallLocation 15148 = PackageHelper.RECOMMEND_FAILED_INSUFFICIENT_STORAGE; 15149 } 15150 } 15151 } 15152 15153 if (ret == PackageManager.INSTALL_SUCCEEDED) { 15154 int loc = pkgLite.recommendedInstallLocation; 15155 if (loc == PackageHelper.RECOMMEND_FAILED_INVALID_LOCATION) { 15156 ret = PackageManager.INSTALL_FAILED_INVALID_INSTALL_LOCATION; 15157 } else if (loc == PackageHelper.RECOMMEND_FAILED_ALREADY_EXISTS) { 15158 ret = PackageManager.INSTALL_FAILED_ALREADY_EXISTS; 15159 } else if (loc == PackageHelper.RECOMMEND_FAILED_INSUFFICIENT_STORAGE) { 15160 ret = PackageManager.INSTALL_FAILED_INSUFFICIENT_STORAGE; 15161 } else if (loc == PackageHelper.RECOMMEND_FAILED_INVALID_APK) { 15162 ret = PackageManager.INSTALL_FAILED_INVALID_APK; 15163 } else if (loc == PackageHelper.RECOMMEND_FAILED_INVALID_URI) { 15164 ret = PackageManager.INSTALL_FAILED_INVALID_URI; 15165 } else if (loc == PackageHelper.RECOMMEND_MEDIA_UNAVAILABLE) { 15166 ret = PackageManager.INSTALL_FAILED_MEDIA_UNAVAILABLE; 15167 } else { 15168 // Override with defaults if needed. 15169 loc = installLocationPolicy(pkgLite); 15170 if (loc == PackageHelper.RECOMMEND_FAILED_VERSION_DOWNGRADE) { 15171 ret = PackageManager.INSTALL_FAILED_VERSION_DOWNGRADE; 15172 } else if (!onSd && !onInt) { 15173 // Override install location with flags 15174 if (loc == PackageHelper.RECOMMEND_INSTALL_EXTERNAL) { 15175 // Set the flag to install on external media. 15176 installFlags |= PackageManager.INSTALL_EXTERNAL; 15177 installFlags &= ~PackageManager.INSTALL_INTERNAL; 15178 } else if (loc == PackageHelper.RECOMMEND_INSTALL_EPHEMERAL) { 15179 if (DEBUG_EPHEMERAL) { 15180 Slog.v(TAG, "...setting INSTALL_EPHEMERAL install flag"); 15181 } 15182 installFlags |= PackageManager.INSTALL_INSTANT_APP; 15183 installFlags &= ~(PackageManager.INSTALL_EXTERNAL 15184 |PackageManager.INSTALL_INTERNAL); 15185 } else { 15186 // Make sure the flag for installing on external 15187 // media is unset 15188 installFlags |= PackageManager.INSTALL_INTERNAL; 15189 installFlags &= ~PackageManager.INSTALL_EXTERNAL; 15190 } 15191 } 15192 } 15193 } 15194 15195 final InstallArgs args = createInstallArgs(this); 15196 mArgs = args; 15197 15198 if (ret == PackageManager.INSTALL_SUCCEEDED) { 15199 // TODO: http://b/22976637 15200 // Apps installed for "all" users use the device owner to verify the app 15201 UserHandle verifierUser = getUser(); 15202 if (verifierUser == UserHandle.ALL) { 15203 verifierUser = UserHandle.SYSTEM; 15204 } 15205 15206 /* 15207 * Determine if we have any installed package verifiers. If we 15208 * do, then we'll defer to them to verify the packages. 15209 */ 15210 final int requiredUid = mRequiredVerifierPackage == null ? -1 15211 : getPackageUid(mRequiredVerifierPackage, MATCH_DEBUG_TRIAGED_MISSING, 15212 verifierUser.getIdentifier()); 15213 final int installerUid = 15214 verificationInfo == null ? -1 : verificationInfo.installerUid; 15215 if (!origin.existing && requiredUid != -1 15216 && isVerificationEnabled( 15217 verifierUser.getIdentifier(), installFlags, installerUid)) { 15218 final Intent verification = new Intent( 15219 Intent.ACTION_PACKAGE_NEEDS_VERIFICATION); 15220 verification.addFlags(Intent.FLAG_RECEIVER_FOREGROUND); 15221 verification.setDataAndType(Uri.fromFile(new File(origin.resolvedPath)), 15222 PACKAGE_MIME_TYPE); 15223 verification.addFlags(Intent.FLAG_GRANT_READ_URI_PERMISSION); 15224 15225 // Query all live verifiers based on current user state 15226 final List<ResolveInfo> receivers = queryIntentReceiversInternal(verification, 15227 PACKAGE_MIME_TYPE, 0, verifierUser.getIdentifier(), 15228 false /*allowDynamicSplits*/); 15229 15230 if (DEBUG_VERIFY) { 15231 Slog.d(TAG, "Found " + receivers.size() + " verifiers for intent " 15232 + verification.toString() + " with " + pkgLite.verifiers.length 15233 + " optional verifiers"); 15234 } 15235 15236 final int verificationId = mPendingVerificationToken++; 15237 15238 verification.putExtra(PackageManager.EXTRA_VERIFICATION_ID, verificationId); 15239 15240 verification.putExtra(PackageManager.EXTRA_VERIFICATION_INSTALLER_PACKAGE, 15241 installerPackageName); 15242 15243 verification.putExtra(PackageManager.EXTRA_VERIFICATION_INSTALL_FLAGS, 15244 installFlags); 15245 15246 verification.putExtra(PackageManager.EXTRA_VERIFICATION_PACKAGE_NAME, 15247 pkgLite.packageName); 15248 15249 verification.putExtra(PackageManager.EXTRA_VERIFICATION_VERSION_CODE, 15250 pkgLite.versionCode); 15251 15252 verification.putExtra(PackageManager.EXTRA_VERIFICATION_LONG_VERSION_CODE, 15253 pkgLite.getLongVersionCode()); 15254 15255 if (verificationInfo != null) { 15256 if (verificationInfo.originatingUri != null) { 15257 verification.putExtra(Intent.EXTRA_ORIGINATING_URI, 15258 verificationInfo.originatingUri); 15259 } 15260 if (verificationInfo.referrer != null) { 15261 verification.putExtra(Intent.EXTRA_REFERRER, 15262 verificationInfo.referrer); 15263 } 15264 if (verificationInfo.originatingUid >= 0) { 15265 verification.putExtra(Intent.EXTRA_ORIGINATING_UID, 15266 verificationInfo.originatingUid); 15267 } 15268 if (verificationInfo.installerUid >= 0) { 15269 verification.putExtra(PackageManager.EXTRA_VERIFICATION_INSTALLER_UID, 15270 verificationInfo.installerUid); 15271 } 15272 } 15273 15274 final PackageVerificationState verificationState = new PackageVerificationState( 15275 requiredUid, args); 15276 15277 mPendingVerification.append(verificationId, verificationState); 15278 15279 final List<ComponentName> sufficientVerifiers = matchVerifiers(pkgLite, 15280 receivers, verificationState); 15281 15282 DeviceIdleController.LocalService idleController = getDeviceIdleController(); 15283 final long idleDuration = getVerificationTimeout(); 15284 15285 /* 15286 * If any sufficient verifiers were listed in the package 15287 * manifest, attempt to ask them. 15288 */ 15289 if (sufficientVerifiers != null) { 15290 final int N = sufficientVerifiers.size(); 15291 if (N == 0) { 15292 Slog.i(TAG, "Additional verifiers required, but none installed."); 15293 ret = PackageManager.INSTALL_FAILED_VERIFICATION_FAILURE; 15294 } else { 15295 for (int i = 0; i < N; i++) { 15296 final ComponentName verifierComponent = sufficientVerifiers.get(i); 15297 idleController.addPowerSaveTempWhitelistApp(Process.myUid(), 15298 verifierComponent.getPackageName(), idleDuration, 15299 verifierUser.getIdentifier(), false, "package verifier"); 15300 15301 final Intent sufficientIntent = new Intent(verification); 15302 sufficientIntent.setComponent(verifierComponent); 15303 mContext.sendBroadcastAsUser(sufficientIntent, verifierUser); 15304 } 15305 } 15306 } 15307 15308 final ComponentName requiredVerifierComponent = matchComponentForVerifier( 15309 mRequiredVerifierPackage, receivers); 15310 if (ret == PackageManager.INSTALL_SUCCEEDED 15311 && mRequiredVerifierPackage != null) { 15312 Trace.asyncTraceBegin( 15313 TRACE_TAG_PACKAGE_MANAGER, "verification", verificationId); 15314 /* 15315 * Send the intent to the required verification agent, 15316 * but only start the verification timeout after the 15317 * target BroadcastReceivers have run. 15318 */ 15319 verification.setComponent(requiredVerifierComponent); 15320 idleController.addPowerSaveTempWhitelistApp(Process.myUid(), 15321 mRequiredVerifierPackage, idleDuration, 15322 verifierUser.getIdentifier(), false, "package verifier"); 15323 mContext.sendOrderedBroadcastAsUser(verification, verifierUser, 15324 android.Manifest.permission.PACKAGE_VERIFICATION_AGENT, 15325 new BroadcastReceiver() { 15326 @Override 15327 public void onReceive(Context context, Intent intent) { 15328 final Message msg = mHandler 15329 .obtainMessage(CHECK_PENDING_VERIFICATION); 15330 msg.arg1 = verificationId; 15331 mHandler.sendMessageDelayed(msg, getVerificationTimeout()); 15332 } 15333 }, null, 0, null, null); 15334 15335 /* 15336 * We don't want the copy to proceed until verification 15337 * succeeds, so null out this field. 15338 */ 15339 mArgs = null; 15340 } 15341 } else { 15342 /* 15343 * No package verification is enabled, so immediately start 15344 * the remote call to initiate copy using temporary file. 15345 */ 15346 ret = args.copyApk(mContainerService, true); 15347 } 15348 } 15349 15350 mRet = ret; 15351 } 15352 15353 @Override 15354 void handleReturnCode() { 15355 // If mArgs is null, then MCS couldn't be reached. When it 15356 // reconnects, it will try again to install. At that point, this 15357 // will succeed. 15358 if (mArgs != null) { 15359 processPendingInstall(mArgs, mRet); 15360 } 15361 } 15362 15363 @Override 15364 void handleServiceError() { 15365 mArgs = createInstallArgs(this); 15366 mRet = PackageManager.INSTALL_FAILED_INTERNAL_ERROR; 15367 } 15368 } 15369 15370 private InstallArgs createInstallArgs(InstallParams params) { 15371 if (params.move != null) { 15372 return new MoveInstallArgs(params); 15373 } else { 15374 return new FileInstallArgs(params); 15375 } 15376 } 15377 15378 /** 15379 * Create args that describe an existing installed package. Typically used 15380 * when cleaning up old installs, or used as a move source. 15381 */ 15382 private InstallArgs createInstallArgsForExisting(int installFlags, String codePath, 15383 String resourcePath, String[] instructionSets) { 15384 return new FileInstallArgs(codePath, resourcePath, instructionSets); 15385 } 15386 15387 static abstract class InstallArgs { 15388 /** @see InstallParams#origin */ 15389 final OriginInfo origin; 15390 /** @see InstallParams#move */ 15391 final MoveInfo move; 15392 15393 final IPackageInstallObserver2 observer; 15394 // Always refers to PackageManager flags only 15395 final int installFlags; 15396 final String installerPackageName; 15397 final String volumeUuid; 15398 final UserHandle user; 15399 final String abiOverride; 15400 final String[] installGrantPermissions; 15401 /** If non-null, drop an async trace when the install completes */ 15402 final String traceMethod; 15403 final int traceCookie; 15404 final PackageParser.SigningDetails signingDetails; 15405 final int installReason; 15406 15407 // The list of instruction sets supported by this app. This is currently 15408 // only used during the rmdex() phase to clean up resources. We can get rid of this 15409 // if we move dex files under the common app path. 15410 /* nullable */ String[] instructionSets; 15411 15412 InstallArgs(OriginInfo origin, MoveInfo move, IPackageInstallObserver2 observer, 15413 int installFlags, String installerPackageName, String volumeUuid, 15414 UserHandle user, String[] instructionSets, 15415 String abiOverride, String[] installGrantPermissions, 15416 String traceMethod, int traceCookie, PackageParser.SigningDetails signingDetails, 15417 int installReason) { 15418 this.origin = origin; 15419 this.move = move; 15420 this.installFlags = installFlags; 15421 this.observer = observer; 15422 this.installerPackageName = installerPackageName; 15423 this.volumeUuid = volumeUuid; 15424 this.user = user; 15425 this.instructionSets = instructionSets; 15426 this.abiOverride = abiOverride; 15427 this.installGrantPermissions = installGrantPermissions; 15428 this.traceMethod = traceMethod; 15429 this.traceCookie = traceCookie; 15430 this.signingDetails = signingDetails; 15431 this.installReason = installReason; 15432 } 15433 15434 abstract int copyApk(IMediaContainerService imcs, boolean temp) throws RemoteException; 15435 abstract int doPreInstall(int status); 15436 15437 /** 15438 * Rename package into final resting place. All paths on the given 15439 * scanned package should be updated to reflect the rename. 15440 */ 15441 abstract boolean doRename(int status, PackageParser.Package pkg, String oldCodePath); 15442 abstract int doPostInstall(int status, int uid); 15443 15444 /** @see PackageSettingBase#codePathString */ 15445 abstract String getCodePath(); 15446 /** @see PackageSettingBase#resourcePathString */ 15447 abstract String getResourcePath(); 15448 15449 // Need installer lock especially for dex file removal. 15450 abstract void cleanUpResourcesLI(); 15451 abstract boolean doPostDeleteLI(boolean delete); 15452 15453 /** 15454 * Called before the source arguments are copied. This is used mostly 15455 * for MoveParams when it needs to read the source file to put it in the 15456 * destination. 15457 */ 15458 int doPreCopy() { 15459 return PackageManager.INSTALL_SUCCEEDED; 15460 } 15461 15462 /** 15463 * Called after the source arguments are copied. This is used mostly for 15464 * MoveParams when it needs to read the source file to put it in the 15465 * destination. 15466 */ 15467 int doPostCopy(int uid) { 15468 return PackageManager.INSTALL_SUCCEEDED; 15469 } 15470 15471 protected boolean isFwdLocked() { 15472 return (installFlags & PackageManager.INSTALL_FORWARD_LOCK) != 0; 15473 } 15474 15475 protected boolean isExternalAsec() { 15476 return (installFlags & PackageManager.INSTALL_EXTERNAL) != 0; 15477 } 15478 15479 protected boolean isEphemeral() { 15480 return (installFlags & PackageManager.INSTALL_INSTANT_APP) != 0; 15481 } 15482 15483 UserHandle getUser() { 15484 return user; 15485 } 15486 } 15487 15488 void removeDexFiles(List<String> allCodePaths, String[] instructionSets) { 15489 if (!allCodePaths.isEmpty()) { 15490 if (instructionSets == null) { 15491 throw new IllegalStateException("instructionSet == null"); 15492 } 15493 String[] dexCodeInstructionSets = getDexCodeInstructionSets(instructionSets); 15494 for (String codePath : allCodePaths) { 15495 for (String dexCodeInstructionSet : dexCodeInstructionSets) { 15496 try { 15497 mInstaller.rmdex(codePath, dexCodeInstructionSet); 15498 } catch (InstallerException ignored) { 15499 } 15500 } 15501 } 15502 } 15503 } 15504 15505 /** 15506 * Logic to handle installation of non-ASEC applications, including copying 15507 * and renaming logic. 15508 */ 15509 class FileInstallArgs extends InstallArgs { 15510 private File codeFile; 15511 private File resourceFile; 15512 15513 // Example topology: 15514 // /data/app/com.example/base.apk 15515 // /data/app/com.example/split_foo.apk 15516 // /data/app/com.example/lib/arm/libfoo.so 15517 // /data/app/com.example/lib/arm64/libfoo.so 15518 // /data/app/com.example/dalvik/arm/base.apk@classes.dex 15519 15520 /** New install */ 15521 FileInstallArgs(InstallParams params) { 15522 super(params.origin, params.move, params.observer, params.installFlags, 15523 params.installerPackageName, params.volumeUuid, 15524 params.getUser(), null /*instructionSets*/, params.packageAbiOverride, 15525 params.grantedRuntimePermissions, 15526 params.traceMethod, params.traceCookie, params.signingDetails, 15527 params.installReason); 15528 if (isFwdLocked()) { 15529 throw new IllegalArgumentException("Forward locking only supported in ASEC"); 15530 } 15531 } 15532 15533 /** Existing install */ 15534 FileInstallArgs(String codePath, String resourcePath, String[] instructionSets) { 15535 super(OriginInfo.fromNothing(), null, null, 0, null, null, null, instructionSets, 15536 null, null, null, 0, PackageParser.SigningDetails.UNKNOWN, 15537 PackageManager.INSTALL_REASON_UNKNOWN); 15538 this.codeFile = (codePath != null) ? new File(codePath) : null; 15539 this.resourceFile = (resourcePath != null) ? new File(resourcePath) : null; 15540 } 15541 15542 int copyApk(IMediaContainerService imcs, boolean temp) throws RemoteException { 15543 Trace.traceBegin(TRACE_TAG_PACKAGE_MANAGER, "copyApk"); 15544 try { 15545 return doCopyApk(imcs, temp); 15546 } finally { 15547 Trace.traceEnd(TRACE_TAG_PACKAGE_MANAGER); 15548 } 15549 } 15550 15551 private int doCopyApk(IMediaContainerService imcs, boolean temp) throws RemoteException { 15552 if (origin.staged) { 15553 if (DEBUG_INSTALL) Slog.d(TAG, origin.file + " already staged; skipping copy"); 15554 codeFile = origin.file; 15555 resourceFile = origin.file; 15556 return PackageManager.INSTALL_SUCCEEDED; 15557 } 15558 15559 try { 15560 final boolean isEphemeral = (installFlags & PackageManager.INSTALL_INSTANT_APP) != 0; 15561 final File tempDir = 15562 mInstallerService.allocateStageDirLegacy(volumeUuid, isEphemeral); 15563 codeFile = tempDir; 15564 resourceFile = tempDir; 15565 } catch (IOException e) { 15566 Slog.w(TAG, "Failed to create copy file: " + e); 15567 return PackageManager.INSTALL_FAILED_INSUFFICIENT_STORAGE; 15568 } 15569 15570 final IParcelFileDescriptorFactory target = new IParcelFileDescriptorFactory.Stub() { 15571 @Override 15572 public ParcelFileDescriptor open(String name, int mode) throws RemoteException { 15573 if (!FileUtils.isValidExtFilename(name)) { 15574 throw new IllegalArgumentException("Invalid filename: " + name); 15575 } 15576 try { 15577 final File file = new File(codeFile, name); 15578 final FileDescriptor fd = Os.open(file.getAbsolutePath(), 15579 O_RDWR | O_CREAT, 0644); 15580 Os.chmod(file.getAbsolutePath(), 0644); 15581 return new ParcelFileDescriptor(fd); 15582 } catch (ErrnoException e) { 15583 throw new RemoteException("Failed to open: " + e.getMessage()); 15584 } 15585 } 15586 }; 15587 15588 int ret = PackageManager.INSTALL_SUCCEEDED; 15589 ret = imcs.copyPackage(origin.file.getAbsolutePath(), target); 15590 if (ret != PackageManager.INSTALL_SUCCEEDED) { 15591 Slog.e(TAG, "Failed to copy package"); 15592 return ret; 15593 } 15594 15595 final File libraryRoot = new File(codeFile, LIB_DIR_NAME); 15596 NativeLibraryHelper.Handle handle = null; 15597 try { 15598 handle = NativeLibraryHelper.Handle.create(codeFile); 15599 ret = NativeLibraryHelper.copyNativeBinariesWithOverride(handle, libraryRoot, 15600 abiOverride); 15601 } catch (IOException e) { 15602 Slog.e(TAG, "Copying native libraries failed", e); 15603 ret = PackageManager.INSTALL_FAILED_INTERNAL_ERROR; 15604 } finally { 15605 IoUtils.closeQuietly(handle); 15606 } 15607 15608 return ret; 15609 } 15610 15611 int doPreInstall(int status) { 15612 if (status != PackageManager.INSTALL_SUCCEEDED) { 15613 cleanUp(); 15614 } 15615 return status; 15616 } 15617 15618 boolean doRename(int status, PackageParser.Package pkg, String oldCodePath) { 15619 if (status != PackageManager.INSTALL_SUCCEEDED) { 15620 cleanUp(); 15621 return false; 15622 } 15623 15624 final File targetDir = codeFile.getParentFile(); 15625 final File beforeCodeFile = codeFile; 15626 final File afterCodeFile = getNextCodePath(targetDir, pkg.packageName); 15627 15628 if (DEBUG_INSTALL) Slog.d(TAG, "Renaming " + beforeCodeFile + " to " + afterCodeFile); 15629 try { 15630 Os.rename(beforeCodeFile.getAbsolutePath(), afterCodeFile.getAbsolutePath()); 15631 } catch (ErrnoException e) { 15632 Slog.w(TAG, "Failed to rename", e); 15633 return false; 15634 } 15635 15636 if (!SELinux.restoreconRecursive(afterCodeFile)) { 15637 Slog.w(TAG, "Failed to restorecon"); 15638 return false; 15639 } 15640 15641 // Reflect the rename internally 15642 codeFile = afterCodeFile; 15643 resourceFile = afterCodeFile; 15644 15645 // Reflect the rename in scanned details 15646 try { 15647 pkg.setCodePath(afterCodeFile.getCanonicalPath()); 15648 } catch (IOException e) { 15649 Slog.e(TAG, "Failed to get path: " + afterCodeFile, e); 15650 return false; 15651 } 15652 pkg.setBaseCodePath(FileUtils.rewriteAfterRename(beforeCodeFile, 15653 afterCodeFile, pkg.baseCodePath)); 15654 pkg.setSplitCodePaths(FileUtils.rewriteAfterRename(beforeCodeFile, 15655 afterCodeFile, pkg.splitCodePaths)); 15656 15657 // Reflect the rename in app info 15658 pkg.setApplicationVolumeUuid(pkg.volumeUuid); 15659 pkg.setApplicationInfoCodePath(pkg.codePath); 15660 pkg.setApplicationInfoBaseCodePath(pkg.baseCodePath); 15661 pkg.setApplicationInfoSplitCodePaths(pkg.splitCodePaths); 15662 pkg.setApplicationInfoResourcePath(pkg.codePath); 15663 pkg.setApplicationInfoBaseResourcePath(pkg.baseCodePath); 15664 pkg.setApplicationInfoSplitResourcePaths(pkg.splitCodePaths); 15665 15666 return true; 15667 } 15668 15669 int doPostInstall(int status, int uid) { 15670 if (status != PackageManager.INSTALL_SUCCEEDED) { 15671 cleanUp(); 15672 } 15673 return status; 15674 } 15675 15676 @Override 15677 String getCodePath() { 15678 return (codeFile != null) ? codeFile.getAbsolutePath() : null; 15679 } 15680 15681 @Override 15682 String getResourcePath() { 15683 return (resourceFile != null) ? resourceFile.getAbsolutePath() : null; 15684 } 15685 15686 private boolean cleanUp() { 15687 if (codeFile == null || !codeFile.exists()) { 15688 return false; 15689 } 15690 15691 removeCodePathLI(codeFile); 15692 15693 if (resourceFile != null && !FileUtils.contains(codeFile, resourceFile)) { 15694 resourceFile.delete(); 15695 } 15696 15697 return true; 15698 } 15699 15700 void cleanUpResourcesLI() { 15701 // Try enumerating all code paths before deleting 15702 List<String> allCodePaths = Collections.EMPTY_LIST; 15703 if (codeFile != null && codeFile.exists()) { 15704 try { 15705 final PackageLite pkg = PackageParser.parsePackageLite(codeFile, 0); 15706 allCodePaths = pkg.getAllCodePaths(); 15707 } catch (PackageParserException e) { 15708 // Ignored; we tried our best 15709 } 15710 } 15711 15712 cleanUp(); 15713 removeDexFiles(allCodePaths, instructionSets); 15714 } 15715 15716 boolean doPostDeleteLI(boolean delete) { 15717 // XXX err, shouldn't we respect the delete flag? 15718 cleanUpResourcesLI(); 15719 return true; 15720 } 15721 } 15722 15723 private static void maybeThrowExceptionForMultiArchCopy(String message, int copyRet) throws 15724 PackageManagerException { 15725 if (copyRet < 0) { 15726 if (copyRet != PackageManager.NO_NATIVE_LIBRARIES && 15727 copyRet != PackageManager.INSTALL_FAILED_NO_MATCHING_ABIS) { 15728 throw new PackageManagerException(copyRet, message); 15729 } 15730 } 15731 } 15732 15733 /** 15734 * Extract the StorageManagerService "container ID" from the full code path of an 15735 * .apk. 15736 */ 15737 static String cidFromCodePath(String fullCodePath) { 15738 int eidx = fullCodePath.lastIndexOf("/"); 15739 String subStr1 = fullCodePath.substring(0, eidx); 15740 int sidx = subStr1.lastIndexOf("/"); 15741 return subStr1.substring(sidx+1, eidx); 15742 } 15743 15744 /** 15745 * Logic to handle movement of existing installed applications. 15746 */ 15747 class MoveInstallArgs extends InstallArgs { 15748 private File codeFile; 15749 private File resourceFile; 15750 15751 /** New install */ 15752 MoveInstallArgs(InstallParams params) { 15753 super(params.origin, params.move, params.observer, params.installFlags, 15754 params.installerPackageName, params.volumeUuid, 15755 params.getUser(), null /* instruction sets */, params.packageAbiOverride, 15756 params.grantedRuntimePermissions, 15757 params.traceMethod, params.traceCookie, params.signingDetails, 15758 params.installReason); 15759 } 15760 15761 int copyApk(IMediaContainerService imcs, boolean temp) { 15762 if (DEBUG_INSTALL) Slog.d(TAG, "Moving " + move.packageName + " from " 15763 + move.fromUuid + " to " + move.toUuid); 15764 synchronized (mInstaller) { 15765 try { 15766 mInstaller.moveCompleteApp(move.fromUuid, move.toUuid, move.packageName, 15767 move.dataAppName, move.appId, move.seinfo, move.targetSdkVersion); 15768 } catch (InstallerException e) { 15769 Slog.w(TAG, "Failed to move app", e); 15770 return PackageManager.INSTALL_FAILED_INTERNAL_ERROR; 15771 } 15772 } 15773 15774 codeFile = new File(Environment.getDataAppDirectory(move.toUuid), move.dataAppName); 15775 resourceFile = codeFile; 15776 if (DEBUG_INSTALL) Slog.d(TAG, "codeFile after move is " + codeFile); 15777 15778 return PackageManager.INSTALL_SUCCEEDED; 15779 } 15780 15781 int doPreInstall(int status) { 15782 if (status != PackageManager.INSTALL_SUCCEEDED) { 15783 cleanUp(move.toUuid); 15784 } 15785 return status; 15786 } 15787 15788 boolean doRename(int status, PackageParser.Package pkg, String oldCodePath) { 15789 if (status != PackageManager.INSTALL_SUCCEEDED) { 15790 cleanUp(move.toUuid); 15791 return false; 15792 } 15793 15794 // Reflect the move in app info 15795 pkg.setApplicationVolumeUuid(pkg.volumeUuid); 15796 pkg.setApplicationInfoCodePath(pkg.codePath); 15797 pkg.setApplicationInfoBaseCodePath(pkg.baseCodePath); 15798 pkg.setApplicationInfoSplitCodePaths(pkg.splitCodePaths); 15799 pkg.setApplicationInfoResourcePath(pkg.codePath); 15800 pkg.setApplicationInfoBaseResourcePath(pkg.baseCodePath); 15801 pkg.setApplicationInfoSplitResourcePaths(pkg.splitCodePaths); 15802 15803 return true; 15804 } 15805 15806 int doPostInstall(int status, int uid) { 15807 if (status == PackageManager.INSTALL_SUCCEEDED) { 15808 cleanUp(move.fromUuid); 15809 } else { 15810 cleanUp(move.toUuid); 15811 } 15812 return status; 15813 } 15814 15815 @Override 15816 String getCodePath() { 15817 return (codeFile != null) ? codeFile.getAbsolutePath() : null; 15818 } 15819 15820 @Override 15821 String getResourcePath() { 15822 return (resourceFile != null) ? resourceFile.getAbsolutePath() : null; 15823 } 15824 15825 private boolean cleanUp(String volumeUuid) { 15826 final File codeFile = new File(Environment.getDataAppDirectory(volumeUuid), 15827 move.dataAppName); 15828 Slog.d(TAG, "Cleaning up " + move.packageName + " on " + volumeUuid); 15829 final int[] userIds = sUserManager.getUserIds(); 15830 synchronized (mInstallLock) { 15831 // Clean up both app data and code 15832 // All package moves are frozen until finished 15833 for (int userId : userIds) { 15834 try { 15835 mInstaller.destroyAppData(volumeUuid, move.packageName, userId, 15836 StorageManager.FLAG_STORAGE_DE | StorageManager.FLAG_STORAGE_CE, 0); 15837 } catch (InstallerException e) { 15838 Slog.w(TAG, String.valueOf(e)); 15839 } 15840 } 15841 removeCodePathLI(codeFile); 15842 } 15843 return true; 15844 } 15845 15846 void cleanUpResourcesLI() { 15847 throw new UnsupportedOperationException(); 15848 } 15849 15850 boolean doPostDeleteLI(boolean delete) { 15851 throw new UnsupportedOperationException(); 15852 } 15853 } 15854 15855 static String getAsecPackageName(String packageCid) { 15856 int idx = packageCid.lastIndexOf("-"); 15857 if (idx == -1) { 15858 return packageCid; 15859 } 15860 return packageCid.substring(0, idx); 15861 } 15862 15863 // Utility method used to create code paths based on package name and available index. 15864 private static String getNextCodePath(String oldCodePath, String prefix, String suffix) { 15865 String idxStr = ""; 15866 int idx = 1; 15867 // Fall back to default value of idx=1 if prefix is not 15868 // part of oldCodePath 15869 if (oldCodePath != null) { 15870 String subStr = oldCodePath; 15871 // Drop the suffix right away 15872 if (suffix != null && subStr.endsWith(suffix)) { 15873 subStr = subStr.substring(0, subStr.length() - suffix.length()); 15874 } 15875 // If oldCodePath already contains prefix find out the 15876 // ending index to either increment or decrement. 15877 int sidx = subStr.lastIndexOf(prefix); 15878 if (sidx != -1) { 15879 subStr = subStr.substring(sidx + prefix.length()); 15880 if (subStr != null) { 15881 if (subStr.startsWith(INSTALL_PACKAGE_SUFFIX)) { 15882 subStr = subStr.substring(INSTALL_PACKAGE_SUFFIX.length()); 15883 } 15884 try { 15885 idx = Integer.parseInt(subStr); 15886 if (idx <= 1) { 15887 idx++; 15888 } else { 15889 idx--; 15890 } 15891 } catch(NumberFormatException e) { 15892 } 15893 } 15894 } 15895 } 15896 idxStr = INSTALL_PACKAGE_SUFFIX + Integer.toString(idx); 15897 return prefix + idxStr; 15898 } 15899 15900 private File getNextCodePath(File targetDir, String packageName) { 15901 File result; 15902 SecureRandom random = new SecureRandom(); 15903 byte[] bytes = new byte[16]; 15904 do { 15905 random.nextBytes(bytes); 15906 String suffix = Base64.encodeToString(bytes, Base64.URL_SAFE | Base64.NO_WRAP); 15907 result = new File(targetDir, packageName + "-" + suffix); 15908 } while (result.exists()); 15909 return result; 15910 } 15911 15912 // Utility method that returns the relative package path with respect 15913 // to the installation directory. Like say for /data/data/com.test-1.apk 15914 // string com.test-1 is returned. 15915 static String deriveCodePathName(String codePath) { 15916 if (codePath == null) { 15917 return null; 15918 } 15919 final File codeFile = new File(codePath); 15920 final String name = codeFile.getName(); 15921 if (codeFile.isDirectory()) { 15922 return name; 15923 } else if (name.endsWith(".apk") || name.endsWith(".tmp")) { 15924 final int lastDot = name.lastIndexOf('.'); 15925 return name.substring(0, lastDot); 15926 } else { 15927 Slog.w(TAG, "Odd, " + codePath + " doesn't look like an APK"); 15928 return null; 15929 } 15930 } 15931 15932 static class PackageInstalledInfo { 15933 String name; 15934 int uid; 15935 // The set of users that originally had this package installed. 15936 int[] origUsers; 15937 // The set of users that now have this package installed. 15938 int[] newUsers; 15939 PackageParser.Package pkg; 15940 int returnCode; 15941 String returnMsg; 15942 String installerPackageName; 15943 PackageRemovedInfo removedInfo; 15944 ArrayMap<String, PackageInstalledInfo> addedChildPackages; 15945 15946 public void setError(int code, String msg) { 15947 setReturnCode(code); 15948 setReturnMessage(msg); 15949 Slog.w(TAG, msg); 15950 } 15951 15952 public void setError(String msg, PackageParserException e) { 15953 setReturnCode(e.error); 15954 setReturnMessage(ExceptionUtils.getCompleteMessage(msg, e)); 15955 final int childCount = (addedChildPackages != null) ? addedChildPackages.size() : 0; 15956 for (int i = 0; i < childCount; i++) { 15957 addedChildPackages.valueAt(i).setError(msg, e); 15958 } 15959 Slog.w(TAG, msg, e); 15960 } 15961 15962 public void setError(String msg, PackageManagerException e) { 15963 returnCode = e.error; 15964 setReturnMessage(ExceptionUtils.getCompleteMessage(msg, e)); 15965 final int childCount = (addedChildPackages != null) ? addedChildPackages.size() : 0; 15966 for (int i = 0; i < childCount; i++) { 15967 addedChildPackages.valueAt(i).setError(msg, e); 15968 } 15969 Slog.w(TAG, msg, e); 15970 } 15971 15972 public void setReturnCode(int returnCode) { 15973 this.returnCode = returnCode; 15974 final int childCount = (addedChildPackages != null) ? addedChildPackages.size() : 0; 15975 for (int i = 0; i < childCount; i++) { 15976 addedChildPackages.valueAt(i).returnCode = returnCode; 15977 } 15978 } 15979 15980 private void setReturnMessage(String returnMsg) { 15981 this.returnMsg = returnMsg; 15982 final int childCount = (addedChildPackages != null) ? addedChildPackages.size() : 0; 15983 for (int i = 0; i < childCount; i++) { 15984 addedChildPackages.valueAt(i).returnMsg = returnMsg; 15985 } 15986 } 15987 15988 // In some error cases we want to convey more info back to the observer 15989 String origPackage; 15990 String origPermission; 15991 } 15992 15993 /* 15994 * Install a non-existing package. 15995 */ 15996 private void installNewPackageLIF(PackageParser.Package pkg, final @ParseFlags int parseFlags, 15997 final @ScanFlags int scanFlags, UserHandle user, String installerPackageName, 15998 String volumeUuid, PackageInstalledInfo res, int installReason) { 15999 Trace.traceBegin(TRACE_TAG_PACKAGE_MANAGER, "installNewPackage"); 16000 16001 // Remember this for later, in case we need to rollback this install 16002 String pkgName = pkg.packageName; 16003 16004 if (DEBUG_INSTALL) Slog.d(TAG, "installNewPackageLI: " + pkg); 16005 16006 synchronized(mPackages) { 16007 final String renamedPackage = mSettings.getRenamedPackageLPr(pkgName); 16008 if (renamedPackage != null) { 16009 // A package with the same name is already installed, though 16010 // it has been renamed to an older name. The package we 16011 // are trying to install should be installed as an update to 16012 // the existing one, but that has not been requested, so bail. 16013 res.setError(INSTALL_FAILED_ALREADY_EXISTS, "Attempt to re-install " + pkgName 16014 + " without first uninstalling package running as " 16015 + renamedPackage); 16016 return; 16017 } 16018 if (mPackages.containsKey(pkgName)) { 16019 // Don't allow installation over an existing package with the same name. 16020 res.setError(INSTALL_FAILED_ALREADY_EXISTS, "Attempt to re-install " + pkgName 16021 + " without first uninstalling."); 16022 return; 16023 } 16024 } 16025 16026 try { 16027 PackageParser.Package newPackage = scanPackageTracedLI(pkg, parseFlags, scanFlags, 16028 System.currentTimeMillis(), user); 16029 16030 updateSettingsLI(newPackage, installerPackageName, null, res, user, installReason); 16031 16032 if (res.returnCode == PackageManager.INSTALL_SUCCEEDED) { 16033 prepareAppDataAfterInstallLIF(newPackage); 16034 16035 } else { 16036 // Remove package from internal structures, but keep around any 16037 // data that might have already existed 16038 deletePackageLIF(pkgName, UserHandle.ALL, false, null, 16039 PackageManager.DELETE_KEEP_DATA, res.removedInfo, true, null); 16040 } 16041 } catch (PackageManagerException e) { 16042 res.setError("Package couldn't be installed in " + pkg.codePath, e); 16043 } 16044 16045 Trace.traceEnd(TRACE_TAG_PACKAGE_MANAGER); 16046 } 16047 16048 private static void updateDigest(MessageDigest digest, File file) throws IOException { 16049 try (DigestInputStream digestStream = 16050 new DigestInputStream(new FileInputStream(file), digest)) { 16051 while (digestStream.read() != -1) {} // nothing to do; just plow through the file 16052 } 16053 } 16054 16055 private void replacePackageLIF(PackageParser.Package pkg, final @ParseFlags int parseFlags, 16056 final @ScanFlags int scanFlags, UserHandle user, String installerPackageName, 16057 PackageInstalledInfo res, int installReason) { 16058 final boolean isInstantApp = (scanFlags & SCAN_AS_INSTANT_APP) != 0; 16059 16060 final PackageParser.Package oldPackage; 16061 final PackageSetting ps; 16062 final String pkgName = pkg.packageName; 16063 final int[] allUsers; 16064 final int[] installedUsers; 16065 16066 synchronized(mPackages) { 16067 oldPackage = mPackages.get(pkgName); 16068 if (DEBUG_INSTALL) Slog.d(TAG, "replacePackageLI: new=" + pkg + ", old=" + oldPackage); 16069 16070 // don't allow upgrade to target a release SDK from a pre-release SDK 16071 final boolean oldTargetsPreRelease = oldPackage.applicationInfo.targetSdkVersion 16072 == android.os.Build.VERSION_CODES.CUR_DEVELOPMENT; 16073 final boolean newTargetsPreRelease = pkg.applicationInfo.targetSdkVersion 16074 == android.os.Build.VERSION_CODES.CUR_DEVELOPMENT; 16075 if (oldTargetsPreRelease 16076 && !newTargetsPreRelease 16077 && ((parseFlags & PackageParser.PARSE_FORCE_SDK) == 0)) { 16078 Slog.w(TAG, "Can't install package targeting released sdk"); 16079 res.setReturnCode(PackageManager.INSTALL_FAILED_UPDATE_INCOMPATIBLE); 16080 return; 16081 } 16082 16083 ps = mSettings.mPackages.get(pkgName); 16084 16085 // verify signatures are valid 16086 final KeySetManagerService ksms = mSettings.mKeySetManagerService; 16087 if (ksms.shouldCheckUpgradeKeySetLocked(ps, scanFlags)) { 16088 if (!ksms.checkUpgradeKeySetLocked(ps, pkg)) { 16089 res.setError(INSTALL_FAILED_UPDATE_INCOMPATIBLE, 16090 "New package not signed by keys specified by upgrade-keysets: " 16091 + pkgName); 16092 return; 16093 } 16094 } else { 16095 16096 // default to original signature matching 16097 if (!pkg.mSigningDetails.checkCapability(oldPackage.mSigningDetails, 16098 PackageParser.SigningDetails.CertCapabilities.INSTALLED_DATA)) { 16099 res.setError(INSTALL_FAILED_UPDATE_INCOMPATIBLE, 16100 "New package has a different signature: " + pkgName); 16101 return; 16102 } 16103 } 16104 16105 // don't allow a system upgrade unless the upgrade hash matches 16106 if (oldPackage.restrictUpdateHash != null && oldPackage.isSystem()) { 16107 byte[] digestBytes = null; 16108 try { 16109 final MessageDigest digest = MessageDigest.getInstance("SHA-512"); 16110 updateDigest(digest, new File(pkg.baseCodePath)); 16111 if (!ArrayUtils.isEmpty(pkg.splitCodePaths)) { 16112 for (String path : pkg.splitCodePaths) { 16113 updateDigest(digest, new File(path)); 16114 } 16115 } 16116 digestBytes = digest.digest(); 16117 } catch (NoSuchAlgorithmException | IOException e) { 16118 res.setError(INSTALL_FAILED_INVALID_APK, 16119 "Could not compute hash: " + pkgName); 16120 return; 16121 } 16122 if (!Arrays.equals(oldPackage.restrictUpdateHash, digestBytes)) { 16123 res.setError(INSTALL_FAILED_INVALID_APK, 16124 "New package fails restrict-update check: " + pkgName); 16125 return; 16126 } 16127 // retain upgrade restriction 16128 pkg.restrictUpdateHash = oldPackage.restrictUpdateHash; 16129 } 16130 16131 // Check for shared user id changes 16132 String invalidPackageName = 16133 getParentOrChildPackageChangedSharedUser(oldPackage, pkg); 16134 if (invalidPackageName != null) { 16135 res.setError(INSTALL_FAILED_SHARED_USER_INCOMPATIBLE, 16136 "Package " + invalidPackageName + " tried to change user " 16137 + oldPackage.mSharedUserId); 16138 return; 16139 } 16140 16141 // check if the new package supports all of the abis which the old package supports 16142 boolean oldPkgSupportMultiArch = oldPackage.applicationInfo.secondaryCpuAbi != null; 16143 boolean newPkgSupportMultiArch = pkg.applicationInfo.secondaryCpuAbi != null; 16144 if (isSystemApp(oldPackage) && oldPkgSupportMultiArch && !newPkgSupportMultiArch) { 16145 res.setError(INSTALL_FAILED_UPDATE_INCOMPATIBLE, 16146 "Update to package " + pkgName + " doesn't support multi arch"); 16147 return; 16148 } 16149 16150 // In case of rollback, remember per-user/profile install state 16151 allUsers = sUserManager.getUserIds(); 16152 installedUsers = ps.queryInstalledUsers(allUsers, true); 16153 16154 // don't allow an upgrade from full to ephemeral 16155 if (isInstantApp) { 16156 if (user == null || user.getIdentifier() == UserHandle.USER_ALL) { 16157 for (int currentUser : allUsers) { 16158 if (!ps.getInstantApp(currentUser)) { 16159 // can't downgrade from full to instant 16160 Slog.w(TAG, "Can't replace full app with instant app: " + pkgName 16161 + " for user: " + currentUser); 16162 res.setReturnCode(PackageManager.INSTALL_FAILED_INSTANT_APP_INVALID); 16163 return; 16164 } 16165 } 16166 } else if (!ps.getInstantApp(user.getIdentifier())) { 16167 // can't downgrade from full to instant 16168 Slog.w(TAG, "Can't replace full app with instant app: " + pkgName 16169 + " for user: " + user.getIdentifier()); 16170 res.setReturnCode(PackageManager.INSTALL_FAILED_INSTANT_APP_INVALID); 16171 return; 16172 } 16173 } 16174 } 16175 16176 // Update what is removed 16177 res.removedInfo = new PackageRemovedInfo(this); 16178 res.removedInfo.uid = oldPackage.applicationInfo.uid; 16179 res.removedInfo.removedPackage = oldPackage.packageName; 16180 res.removedInfo.installerPackageName = ps.installerPackageName; 16181 res.removedInfo.isStaticSharedLib = pkg.staticSharedLibName != null; 16182 res.removedInfo.isUpdate = true; 16183 res.removedInfo.origUsers = installedUsers; 16184 res.removedInfo.installReasons = new SparseArray<>(installedUsers.length); 16185 for (int i = 0; i < installedUsers.length; i++) { 16186 final int userId = installedUsers[i]; 16187 res.removedInfo.installReasons.put(userId, ps.getInstallReason(userId)); 16188 } 16189 16190 final int childCount = (oldPackage.childPackages != null) 16191 ? oldPackage.childPackages.size() : 0; 16192 for (int i = 0; i < childCount; i++) { 16193 boolean childPackageUpdated = false; 16194 PackageParser.Package childPkg = oldPackage.childPackages.get(i); 16195 final PackageSetting childPs = mSettings.getPackageLPr(childPkg.packageName); 16196 if (res.addedChildPackages != null) { 16197 PackageInstalledInfo childRes = res.addedChildPackages.get(childPkg.packageName); 16198 if (childRes != null) { 16199 childRes.removedInfo.uid = childPkg.applicationInfo.uid; 16200 childRes.removedInfo.removedPackage = childPkg.packageName; 16201 if (childPs != null) { 16202 childRes.removedInfo.installerPackageName = childPs.installerPackageName; 16203 } 16204 childRes.removedInfo.isUpdate = true; 16205 childRes.removedInfo.installReasons = res.removedInfo.installReasons; 16206 childPackageUpdated = true; 16207 } 16208 } 16209 if (!childPackageUpdated) { 16210 PackageRemovedInfo childRemovedRes = new PackageRemovedInfo(this); 16211 childRemovedRes.removedPackage = childPkg.packageName; 16212 if (childPs != null) { 16213 childRemovedRes.installerPackageName = childPs.installerPackageName; 16214 } 16215 childRemovedRes.isUpdate = false; 16216 childRemovedRes.dataRemoved = true; 16217 synchronized (mPackages) { 16218 if (childPs != null) { 16219 childRemovedRes.origUsers = childPs.queryInstalledUsers(allUsers, true); 16220 } 16221 } 16222 if (res.removedInfo.removedChildPackages == null) { 16223 res.removedInfo.removedChildPackages = new ArrayMap<>(); 16224 } 16225 res.removedInfo.removedChildPackages.put(childPkg.packageName, childRemovedRes); 16226 } 16227 } 16228 16229 boolean sysPkg = (isSystemApp(oldPackage)); 16230 if (sysPkg) { 16231 // Set the system/privileged/oem/vendor/product flags as needed 16232 final boolean privileged = 16233 (oldPackage.applicationInfo.privateFlags 16234 & ApplicationInfo.PRIVATE_FLAG_PRIVILEGED) != 0; 16235 final boolean oem = 16236 (oldPackage.applicationInfo.privateFlags 16237 & ApplicationInfo.PRIVATE_FLAG_OEM) != 0; 16238 final boolean vendor = 16239 (oldPackage.applicationInfo.privateFlags 16240 & ApplicationInfo.PRIVATE_FLAG_VENDOR) != 0; 16241 final boolean product = 16242 (oldPackage.applicationInfo.privateFlags 16243 & ApplicationInfo.PRIVATE_FLAG_PRODUCT) != 0; 16244 final @ParseFlags int systemParseFlags = parseFlags; 16245 final @ScanFlags int systemScanFlags = scanFlags 16246 | SCAN_AS_SYSTEM 16247 | (privileged ? SCAN_AS_PRIVILEGED : 0) 16248 | (oem ? SCAN_AS_OEM : 0) 16249 | (vendor ? SCAN_AS_VENDOR : 0) 16250 | (product ? SCAN_AS_PRODUCT : 0); 16251 16252 replaceSystemPackageLIF(oldPackage, pkg, systemParseFlags, systemScanFlags, 16253 user, allUsers, installerPackageName, res, installReason); 16254 } else { 16255 replaceNonSystemPackageLIF(oldPackage, pkg, parseFlags, scanFlags, 16256 user, allUsers, installerPackageName, res, installReason); 16257 } 16258 } 16259 16260 @Override 16261 public List<String> getPreviousCodePaths(String packageName) { 16262 final int callingUid = Binder.getCallingUid(); 16263 final List<String> result = new ArrayList<>(); 16264 if (getInstantAppPackageName(callingUid) != null) { 16265 return result; 16266 } 16267 final PackageSetting ps = mSettings.mPackages.get(packageName); 16268 if (ps != null 16269 && ps.oldCodePaths != null 16270 && !filterAppAccessLPr(ps, callingUid, UserHandle.getUserId(callingUid))) { 16271 result.addAll(ps.oldCodePaths); 16272 } 16273 return result; 16274 } 16275 16276 private void replaceNonSystemPackageLIF(PackageParser.Package deletedPackage, 16277 PackageParser.Package pkg, final @ParseFlags int parseFlags, 16278 final @ScanFlags int scanFlags, UserHandle user, int[] allUsers, 16279 String installerPackageName, PackageInstalledInfo res, int installReason) { 16280 if (DEBUG_INSTALL) Slog.d(TAG, "replaceNonSystemPackageLI: new=" + pkg + ", old=" 16281 + deletedPackage); 16282 16283 String pkgName = deletedPackage.packageName; 16284 boolean deletedPkg = true; 16285 boolean addedPkg = false; 16286 boolean updatedSettings = false; 16287 final boolean killApp = (scanFlags & SCAN_DONT_KILL_APP) == 0; 16288 final int deleteFlags = PackageManager.DELETE_KEEP_DATA 16289 | (killApp ? 0 : PackageManager.DELETE_DONT_KILL_APP); 16290 16291 final long origUpdateTime = (pkg.mExtras != null) 16292 ? ((PackageSetting)pkg.mExtras).lastUpdateTime : 0; 16293 16294 // First delete the existing package while retaining the data directory 16295 if (!deletePackageLIF(pkgName, null, true, allUsers, deleteFlags, 16296 res.removedInfo, true, pkg)) { 16297 // If the existing package wasn't successfully deleted 16298 res.setError(INSTALL_FAILED_REPLACE_COULDNT_DELETE, "replaceNonSystemPackageLI"); 16299 deletedPkg = false; 16300 } else { 16301 // Successfully deleted the old package; proceed with replace. 16302 16303 // If deleted package lived in a container, give users a chance to 16304 // relinquish resources before killing. 16305 if (deletedPackage.isForwardLocked() || isExternal(deletedPackage)) { 16306 if (DEBUG_INSTALL) { 16307 Slog.i(TAG, "upgrading pkg " + deletedPackage + " is ASEC-hosted -> UNAVAILABLE"); 16308 } 16309 final int[] uidArray = new int[] { deletedPackage.applicationInfo.uid }; 16310 final ArrayList<String> pkgList = new ArrayList<String>(1); 16311 pkgList.add(deletedPackage.applicationInfo.packageName); 16312 sendResourcesChangedBroadcast(false, true, pkgList, uidArray, null); 16313 } 16314 16315 clearAppDataLIF(pkg, UserHandle.USER_ALL, StorageManager.FLAG_STORAGE_DE 16316 | StorageManager.FLAG_STORAGE_CE | Installer.FLAG_CLEAR_CODE_CACHE_ONLY); 16317 16318 try { 16319 final PackageParser.Package newPackage = scanPackageTracedLI(pkg, parseFlags, 16320 scanFlags | SCAN_UPDATE_TIME, System.currentTimeMillis(), user); 16321 updateSettingsLI(newPackage, installerPackageName, allUsers, res, user, 16322 installReason); 16323 16324 // Update the in-memory copy of the previous code paths. 16325 PackageSetting ps = mSettings.mPackages.get(pkgName); 16326 if (!killApp) { 16327 if (ps.oldCodePaths == null) { 16328 ps.oldCodePaths = new ArraySet<>(); 16329 } 16330 Collections.addAll(ps.oldCodePaths, deletedPackage.baseCodePath); 16331 if (deletedPackage.splitCodePaths != null) { 16332 Collections.addAll(ps.oldCodePaths, deletedPackage.splitCodePaths); 16333 } 16334 } else { 16335 ps.oldCodePaths = null; 16336 } 16337 if (ps.childPackageNames != null) { 16338 for (int i = ps.childPackageNames.size() - 1; i >= 0; --i) { 16339 final String childPkgName = ps.childPackageNames.get(i); 16340 final PackageSetting childPs = mSettings.mPackages.get(childPkgName); 16341 childPs.oldCodePaths = ps.oldCodePaths; 16342 } 16343 } 16344 // set instant app status, but, only if it's explicitly specified 16345 final boolean instantApp = (scanFlags & SCAN_AS_INSTANT_APP) != 0; 16346 final boolean fullApp = (scanFlags & SCAN_AS_FULL_APP) != 0; 16347 setInstantAppForUser(ps, user.getIdentifier(), instantApp, fullApp); 16348 prepareAppDataAfterInstallLIF(newPackage); 16349 addedPkg = true; 16350 mDexManager.notifyPackageUpdated(newPackage.packageName, 16351 newPackage.baseCodePath, newPackage.splitCodePaths); 16352 } catch (PackageManagerException e) { 16353 res.setError("Package couldn't be installed in " + pkg.codePath, e); 16354 } 16355 } 16356 16357 if (res.returnCode != PackageManager.INSTALL_SUCCEEDED) { 16358 if (DEBUG_INSTALL) Slog.d(TAG, "Install failed, rolling pack: " + pkgName); 16359 16360 // Revert all internal state mutations and added folders for the failed install 16361 if (addedPkg) { 16362 deletePackageLIF(pkgName, null, true, allUsers, deleteFlags, 16363 res.removedInfo, true, null); 16364 } 16365 16366 // Restore the old package 16367 if (deletedPkg) { 16368 if (DEBUG_INSTALL) Slog.d(TAG, "Install failed, reinstalling: " + deletedPackage); 16369 File restoreFile = new File(deletedPackage.codePath); 16370 // Parse old package 16371 boolean oldExternal = isExternal(deletedPackage); 16372 int oldParseFlags = mDefParseFlags | PackageParser.PARSE_CHATTY | 16373 (deletedPackage.isForwardLocked() ? PackageParser.PARSE_FORWARD_LOCK : 0) | 16374 (oldExternal ? PackageParser.PARSE_EXTERNAL_STORAGE : 0); 16375 int oldScanFlags = SCAN_UPDATE_SIGNATURE | SCAN_UPDATE_TIME; 16376 try { 16377 scanPackageTracedLI(restoreFile, oldParseFlags, oldScanFlags, origUpdateTime, 16378 null); 16379 } catch (PackageManagerException e) { 16380 Slog.e(TAG, "Failed to restore package : " + pkgName + " after failed upgrade: " 16381 + e.getMessage()); 16382 return; 16383 } 16384 16385 synchronized (mPackages) { 16386 // Ensure the installer package name up to date 16387 setInstallerPackageNameLPw(deletedPackage, installerPackageName); 16388 16389 // Update permissions for restored package 16390 mPermissionManager.updatePermissions( 16391 deletedPackage.packageName, deletedPackage, false, mPackages.values(), 16392 mPermissionCallback); 16393 16394 mSettings.writeLPr(); 16395 } 16396 16397 Slog.i(TAG, "Successfully restored package : " + pkgName + " after failed upgrade"); 16398 } 16399 } else { 16400 synchronized (mPackages) { 16401 PackageSetting ps = mSettings.getPackageLPr(pkg.packageName); 16402 if (ps != null) { 16403 res.removedInfo.removedForAllUsers = mPackages.get(ps.name) == null; 16404 if (res.removedInfo.removedChildPackages != null) { 16405 final int childCount = res.removedInfo.removedChildPackages.size(); 16406 // Iterate in reverse as we may modify the collection 16407 for (int i = childCount - 1; i >= 0; i--) { 16408 String childPackageName = res.removedInfo.removedChildPackages.keyAt(i); 16409 if (res.addedChildPackages.containsKey(childPackageName)) { 16410 res.removedInfo.removedChildPackages.removeAt(i); 16411 } else { 16412 PackageRemovedInfo childInfo = res.removedInfo 16413 .removedChildPackages.valueAt(i); 16414 childInfo.removedForAllUsers = mPackages.get( 16415 childInfo.removedPackage) == null; 16416 } 16417 } 16418 } 16419 } 16420 } 16421 } 16422 } 16423 16424 private void replaceSystemPackageLIF(PackageParser.Package deletedPackage, 16425 PackageParser.Package pkg, final @ParseFlags int parseFlags, 16426 final @ScanFlags int scanFlags, UserHandle user, 16427 int[] allUsers, String installerPackageName, PackageInstalledInfo res, 16428 int installReason) { 16429 if (DEBUG_INSTALL) Slog.d(TAG, "replaceSystemPackageLI: new=" + pkg 16430 + ", old=" + deletedPackage); 16431 16432 final boolean disabledSystem; 16433 16434 // Remove existing system package 16435 removePackageLI(deletedPackage, true); 16436 16437 synchronized (mPackages) { 16438 disabledSystem = disableSystemPackageLPw(deletedPackage, pkg); 16439 } 16440 if (!disabledSystem) { 16441 // We didn't need to disable the .apk as a current system package, 16442 // which means we are replacing another update that is already 16443 // installed. We need to make sure to delete the older one's .apk. 16444 res.removedInfo.args = createInstallArgsForExisting(0, 16445 deletedPackage.applicationInfo.getCodePath(), 16446 deletedPackage.applicationInfo.getResourcePath(), 16447 getAppDexInstructionSets(deletedPackage.applicationInfo)); 16448 } else { 16449 res.removedInfo.args = null; 16450 } 16451 16452 // Successfully disabled the old package. Now proceed with re-installation 16453 clearAppDataLIF(pkg, UserHandle.USER_ALL, StorageManager.FLAG_STORAGE_DE 16454 | StorageManager.FLAG_STORAGE_CE | Installer.FLAG_CLEAR_CODE_CACHE_ONLY); 16455 16456 res.setReturnCode(PackageManager.INSTALL_SUCCEEDED); 16457 pkg.setApplicationInfoFlags(ApplicationInfo.FLAG_UPDATED_SYSTEM_APP, 16458 ApplicationInfo.FLAG_UPDATED_SYSTEM_APP); 16459 16460 PackageParser.Package newPackage = null; 16461 try { 16462 // Add the package to the internal data structures 16463 newPackage = scanPackageTracedLI(pkg, parseFlags, scanFlags, 0, user); 16464 16465 // Set the update and install times 16466 PackageSetting deletedPkgSetting = (PackageSetting) deletedPackage.mExtras; 16467 setInstallAndUpdateTime(newPackage, deletedPkgSetting.firstInstallTime, 16468 System.currentTimeMillis()); 16469 16470 // Update the package dynamic state if succeeded 16471 if (res.returnCode == PackageManager.INSTALL_SUCCEEDED) { 16472 // Now that the install succeeded make sure we remove data 16473 // directories for any child package the update removed. 16474 final int deletedChildCount = (deletedPackage.childPackages != null) 16475 ? deletedPackage.childPackages.size() : 0; 16476 final int newChildCount = (newPackage.childPackages != null) 16477 ? newPackage.childPackages.size() : 0; 16478 for (int i = 0; i < deletedChildCount; i++) { 16479 PackageParser.Package deletedChildPkg = deletedPackage.childPackages.get(i); 16480 boolean childPackageDeleted = true; 16481 for (int j = 0; j < newChildCount; j++) { 16482 PackageParser.Package newChildPkg = newPackage.childPackages.get(j); 16483 if (deletedChildPkg.packageName.equals(newChildPkg.packageName)) { 16484 childPackageDeleted = false; 16485 break; 16486 } 16487 } 16488 if (childPackageDeleted) { 16489 PackageSetting ps = mSettings.getDisabledSystemPkgLPr( 16490 deletedChildPkg.packageName); 16491 if (ps != null && res.removedInfo.removedChildPackages != null) { 16492 PackageRemovedInfo removedChildRes = res.removedInfo 16493 .removedChildPackages.get(deletedChildPkg.packageName); 16494 removePackageDataLIF(ps, allUsers, removedChildRes, 0, false); 16495 removedChildRes.removedForAllUsers = mPackages.get(ps.name) == null; 16496 } 16497 } 16498 } 16499 16500 updateSettingsLI(newPackage, installerPackageName, allUsers, res, user, 16501 installReason); 16502 prepareAppDataAfterInstallLIF(newPackage); 16503 16504 mDexManager.notifyPackageUpdated(newPackage.packageName, 16505 newPackage.baseCodePath, newPackage.splitCodePaths); 16506 } 16507 } catch (PackageManagerException e) { 16508 res.setReturnCode(INSTALL_FAILED_INTERNAL_ERROR); 16509 res.setError("Package couldn't be installed in " + pkg.codePath, e); 16510 } 16511 16512 if (res.returnCode != PackageManager.INSTALL_SUCCEEDED) { 16513 // Re installation failed. Restore old information 16514 // Remove new pkg information 16515 if (newPackage != null) { 16516 removeInstalledPackageLI(newPackage, true); 16517 } 16518 // Add back the old system package 16519 try { 16520 scanPackageTracedLI(deletedPackage, parseFlags, SCAN_UPDATE_SIGNATURE, 0, user); 16521 } catch (PackageManagerException e) { 16522 Slog.e(TAG, "Failed to restore original package: " + e.getMessage()); 16523 } 16524 16525 synchronized (mPackages) { 16526 if (disabledSystem) { 16527 enableSystemPackageLPw(deletedPackage); 16528 } 16529 16530 // Ensure the installer package name up to date 16531 setInstallerPackageNameLPw(deletedPackage, installerPackageName); 16532 16533 // Update permissions for restored package 16534 mPermissionManager.updatePermissions( 16535 deletedPackage.packageName, deletedPackage, false, mPackages.values(), 16536 mPermissionCallback); 16537 16538 mSettings.writeLPr(); 16539 } 16540 16541 Slog.i(TAG, "Successfully restored package : " + deletedPackage.packageName 16542 + " after failed upgrade"); 16543 } 16544 } 16545 16546 /** 16547 * Checks whether the parent or any of the child packages have a change shared 16548 * user. For a package to be a valid update the shred users of the parent and 16549 * the children should match. We may later support changing child shared users. 16550 * @param oldPkg The updated package. 16551 * @param newPkg The update package. 16552 * @return The shared user that change between the versions. 16553 */ 16554 private String getParentOrChildPackageChangedSharedUser(PackageParser.Package oldPkg, 16555 PackageParser.Package newPkg) { 16556 // Check parent shared user 16557 if (!Objects.equals(oldPkg.mSharedUserId, newPkg.mSharedUserId)) { 16558 return newPkg.packageName; 16559 } 16560 // Check child shared users 16561 final int oldChildCount = (oldPkg.childPackages != null) ? oldPkg.childPackages.size() : 0; 16562 final int newChildCount = (newPkg.childPackages != null) ? newPkg.childPackages.size() : 0; 16563 for (int i = 0; i < newChildCount; i++) { 16564 PackageParser.Package newChildPkg = newPkg.childPackages.get(i); 16565 // If this child was present, did it have the same shared user? 16566 for (int j = 0; j < oldChildCount; j++) { 16567 PackageParser.Package oldChildPkg = oldPkg.childPackages.get(j); 16568 if (newChildPkg.packageName.equals(oldChildPkg.packageName) 16569 && !Objects.equals(newChildPkg.mSharedUserId, oldChildPkg.mSharedUserId)) { 16570 return newChildPkg.packageName; 16571 } 16572 } 16573 } 16574 return null; 16575 } 16576 16577 private void removeNativeBinariesLI(PackageSetting ps) { 16578 // Remove the lib path for the parent package 16579 if (ps != null) { 16580 NativeLibraryHelper.removeNativeBinariesLI(ps.legacyNativeLibraryPathString); 16581 // Remove the lib path for the child packages 16582 final int childCount = (ps.childPackageNames != null) ? ps.childPackageNames.size() : 0; 16583 for (int i = 0; i < childCount; i++) { 16584 PackageSetting childPs = null; 16585 synchronized (mPackages) { 16586 childPs = mSettings.getPackageLPr(ps.childPackageNames.get(i)); 16587 } 16588 if (childPs != null) { 16589 NativeLibraryHelper.removeNativeBinariesLI(childPs 16590 .legacyNativeLibraryPathString); 16591 } 16592 } 16593 } 16594 } 16595 16596 private void enableSystemPackageLPw(PackageParser.Package pkg) { 16597 // Enable the parent package 16598 mSettings.enableSystemPackageLPw(pkg.packageName); 16599 // Enable the child packages 16600 final int childCount = (pkg.childPackages != null) ? pkg.childPackages.size() : 0; 16601 for (int i = 0; i < childCount; i++) { 16602 PackageParser.Package childPkg = pkg.childPackages.get(i); 16603 mSettings.enableSystemPackageLPw(childPkg.packageName); 16604 } 16605 } 16606 16607 private boolean disableSystemPackageLPw(PackageParser.Package oldPkg, 16608 PackageParser.Package newPkg) { 16609 // Disable the parent package (parent always replaced) 16610 boolean disabled = mSettings.disableSystemPackageLPw(oldPkg.packageName, true); 16611 // Disable the child packages 16612 final int childCount = (oldPkg.childPackages != null) ? oldPkg.childPackages.size() : 0; 16613 for (int i = 0; i < childCount; i++) { 16614 PackageParser.Package childPkg = oldPkg.childPackages.get(i); 16615 final boolean replace = newPkg.hasChildPackage(childPkg.packageName); 16616 disabled |= mSettings.disableSystemPackageLPw(childPkg.packageName, replace); 16617 } 16618 return disabled; 16619 } 16620 16621 private void setInstallerPackageNameLPw(PackageParser.Package pkg, 16622 String installerPackageName) { 16623 // Enable the parent package 16624 mSettings.setInstallerPackageName(pkg.packageName, installerPackageName); 16625 // Enable the child packages 16626 final int childCount = (pkg.childPackages != null) ? pkg.childPackages.size() : 0; 16627 for (int i = 0; i < childCount; i++) { 16628 PackageParser.Package childPkg = pkg.childPackages.get(i); 16629 mSettings.setInstallerPackageName(childPkg.packageName, installerPackageName); 16630 } 16631 } 16632 16633 private void updateSettingsLI(PackageParser.Package newPackage, String installerPackageName, 16634 int[] allUsers, PackageInstalledInfo res, UserHandle user, int installReason) { 16635 // Update the parent package setting 16636 updateSettingsInternalLI(newPackage, installerPackageName, allUsers, res.origUsers, 16637 res, user, installReason); 16638 // Update the child packages setting 16639 final int childCount = (newPackage.childPackages != null) 16640 ? newPackage.childPackages.size() : 0; 16641 for (int i = 0; i < childCount; i++) { 16642 PackageParser.Package childPackage = newPackage.childPackages.get(i); 16643 PackageInstalledInfo childRes = res.addedChildPackages.get(childPackage.packageName); 16644 updateSettingsInternalLI(childPackage, installerPackageName, allUsers, 16645 childRes.origUsers, childRes, user, installReason); 16646 } 16647 } 16648 16649 private void updateSettingsInternalLI(PackageParser.Package pkg, 16650 String installerPackageName, int[] allUsers, int[] installedForUsers, 16651 PackageInstalledInfo res, UserHandle user, int installReason) { 16652 Trace.traceBegin(TRACE_TAG_PACKAGE_MANAGER, "updateSettings"); 16653 16654 String pkgName = pkg.packageName; 16655 synchronized (mPackages) { 16656 //write settings. the installStatus will be incomplete at this stage. 16657 //note that the new package setting would have already been 16658 //added to mPackages. It hasn't been persisted yet. 16659 mSettings.setInstallStatus(pkgName, PackageSettingBase.PKG_INSTALL_INCOMPLETE); 16660 // TODO: Remove this write? It's also written at the end of this method 16661 Trace.traceBegin(TRACE_TAG_PACKAGE_MANAGER, "writeSettings"); 16662 mSettings.writeLPr(); 16663 Trace.traceEnd(TRACE_TAG_PACKAGE_MANAGER); 16664 } 16665 16666 if (DEBUG_INSTALL) Slog.d(TAG, "New package installed in " + pkg.codePath); 16667 synchronized (mPackages) { 16668// NOTE: This changes slightly to include UPDATE_PERMISSIONS_ALL regardless of the size of pkg.permissions 16669 mPermissionManager.updatePermissions(pkg.packageName, pkg, true, mPackages.values(), 16670 mPermissionCallback); 16671 // For system-bundled packages, we assume that installing an upgraded version 16672 // of the package implies that the user actually wants to run that new code, 16673 // so we enable the package. 16674 PackageSetting ps = mSettings.mPackages.get(pkgName); 16675 final int userId = user.getIdentifier(); 16676 if (ps != null) { 16677 if (isSystemApp(pkg)) { 16678 if (DEBUG_INSTALL) { 16679 Slog.d(TAG, "Implicitly enabling system package on upgrade: " + pkgName); 16680 } 16681 // Enable system package for requested users 16682 if (res.origUsers != null) { 16683 for (int origUserId : res.origUsers) { 16684 if (userId == UserHandle.USER_ALL || userId == origUserId) { 16685 ps.setEnabled(COMPONENT_ENABLED_STATE_DEFAULT, 16686 origUserId, installerPackageName); 16687 } 16688 } 16689 } 16690 // Also convey the prior install/uninstall state 16691 if (allUsers != null && installedForUsers != null) { 16692 for (int currentUserId : allUsers) { 16693 final boolean installed = ArrayUtils.contains( 16694 installedForUsers, currentUserId); 16695 if (DEBUG_INSTALL) { 16696 Slog.d(TAG, " user " + currentUserId + " => " + installed); 16697 } 16698 ps.setInstalled(installed, currentUserId); 16699 } 16700 // these install state changes will be persisted in the 16701 // upcoming call to mSettings.writeLPr(). 16702 } 16703 } 16704 // It's implied that when a user requests installation, they want the app to be 16705 // installed and enabled. 16706 if (userId != UserHandle.USER_ALL) { 16707 ps.setInstalled(true, userId); 16708 ps.setEnabled(COMPONENT_ENABLED_STATE_DEFAULT, userId, installerPackageName); 16709 } 16710 16711 // When replacing an existing package, preserve the original install reason for all 16712 // users that had the package installed before. 16713 final Set<Integer> previousUserIds = new ArraySet<>(); 16714 if (res.removedInfo != null && res.removedInfo.installReasons != null) { 16715 final int installReasonCount = res.removedInfo.installReasons.size(); 16716 for (int i = 0; i < installReasonCount; i++) { 16717 final int previousUserId = res.removedInfo.installReasons.keyAt(i); 16718 final int previousInstallReason = res.removedInfo.installReasons.valueAt(i); 16719 ps.setInstallReason(previousInstallReason, previousUserId); 16720 previousUserIds.add(previousUserId); 16721 } 16722 } 16723 16724 // Set install reason for users that are having the package newly installed. 16725 if (userId == UserHandle.USER_ALL) { 16726 for (int currentUserId : sUserManager.getUserIds()) { 16727 if (!previousUserIds.contains(currentUserId)) { 16728 ps.setInstallReason(installReason, currentUserId); 16729 } 16730 } 16731 } else if (!previousUserIds.contains(userId)) { 16732 ps.setInstallReason(installReason, userId); 16733 } 16734 mSettings.writeKernelMappingLPr(ps); 16735 } 16736 res.name = pkgName; 16737 res.uid = pkg.applicationInfo.uid; 16738 res.pkg = pkg; 16739 mSettings.setInstallStatus(pkgName, PackageSettingBase.PKG_INSTALL_COMPLETE); 16740 mSettings.setInstallerPackageName(pkgName, installerPackageName); 16741 res.setReturnCode(PackageManager.INSTALL_SUCCEEDED); 16742 //to update install status 16743 Trace.traceBegin(TRACE_TAG_PACKAGE_MANAGER, "writeSettings"); 16744 mSettings.writeLPr(); 16745 Trace.traceEnd(TRACE_TAG_PACKAGE_MANAGER); 16746 } 16747 16748 Trace.traceEnd(TRACE_TAG_PACKAGE_MANAGER); 16749 } 16750 16751 private void installPackageTracedLI(InstallArgs args, PackageInstalledInfo res) { 16752 try { 16753 Trace.traceBegin(TRACE_TAG_PACKAGE_MANAGER, "installPackage"); 16754 installPackageLI(args, res); 16755 } finally { 16756 Trace.traceEnd(TRACE_TAG_PACKAGE_MANAGER); 16757 } 16758 } 16759 16760 private void installPackageLI(InstallArgs args, PackageInstalledInfo res) { 16761 final int installFlags = args.installFlags; 16762 final String installerPackageName = args.installerPackageName; 16763 final String volumeUuid = args.volumeUuid; 16764 final File tmpPackageFile = new File(args.getCodePath()); 16765 final boolean forwardLocked = ((installFlags & PackageManager.INSTALL_FORWARD_LOCK) != 0); 16766 final boolean onExternal = (((installFlags & PackageManager.INSTALL_EXTERNAL) != 0) 16767 || (args.volumeUuid != null)); 16768 final boolean instantApp = ((installFlags & PackageManager.INSTALL_INSTANT_APP) != 0); 16769 final boolean fullApp = ((installFlags & PackageManager.INSTALL_FULL_APP) != 0); 16770 final boolean forceSdk = ((installFlags & PackageManager.INSTALL_FORCE_SDK) != 0); 16771 final boolean virtualPreload = 16772 ((installFlags & PackageManager.INSTALL_VIRTUAL_PRELOAD) != 0); 16773 boolean replace = false; 16774 @ScanFlags int scanFlags = SCAN_NEW_INSTALL | SCAN_UPDATE_SIGNATURE; 16775 if (args.move != null) { 16776 // moving a complete application; perform an initial scan on the new install location 16777 scanFlags |= SCAN_INITIAL; 16778 } 16779 if ((installFlags & PackageManager.INSTALL_DONT_KILL_APP) != 0) { 16780 scanFlags |= SCAN_DONT_KILL_APP; 16781 } 16782 if (instantApp) { 16783 scanFlags |= SCAN_AS_INSTANT_APP; 16784 } 16785 if (fullApp) { 16786 scanFlags |= SCAN_AS_FULL_APP; 16787 } 16788 if (virtualPreload) { 16789 scanFlags |= SCAN_AS_VIRTUAL_PRELOAD; 16790 } 16791 16792 // Result object to be returned 16793 res.setReturnCode(PackageManager.INSTALL_SUCCEEDED); 16794 res.installerPackageName = installerPackageName; 16795 16796 if (DEBUG_INSTALL) Slog.d(TAG, "installPackageLI: path=" + tmpPackageFile); 16797 16798 // Sanity check 16799 if (instantApp && (forwardLocked || onExternal)) { 16800 Slog.i(TAG, "Incompatible ephemeral install; fwdLocked=" + forwardLocked 16801 + " external=" + onExternal); 16802 res.setReturnCode(PackageManager.INSTALL_FAILED_INSTANT_APP_INVALID); 16803 return; 16804 } 16805 16806 // Retrieve PackageSettings and parse package 16807 @ParseFlags final int parseFlags = mDefParseFlags | PackageParser.PARSE_CHATTY 16808 | PackageParser.PARSE_ENFORCE_CODE 16809 | (forwardLocked ? PackageParser.PARSE_FORWARD_LOCK : 0) 16810 | (onExternal ? PackageParser.PARSE_EXTERNAL_STORAGE : 0) 16811 | (forceSdk ? PackageParser.PARSE_FORCE_SDK : 0); 16812 PackageParser pp = new PackageParser(); 16813 pp.setSeparateProcesses(mSeparateProcesses); 16814 pp.setDisplayMetrics(mMetrics); 16815 pp.setCallback(mPackageParserCallback); 16816 16817 Trace.traceBegin(TRACE_TAG_PACKAGE_MANAGER, "parsePackage"); 16818 final PackageParser.Package pkg; 16819 try { 16820 pkg = pp.parsePackage(tmpPackageFile, parseFlags); 16821 DexMetadataHelper.validatePackageDexMetadata(pkg); 16822 } catch (PackageParserException e) { 16823 res.setError("Failed parse during installPackageLI", e); 16824 return; 16825 } finally { 16826 Trace.traceEnd(TRACE_TAG_PACKAGE_MANAGER); 16827 } 16828 16829 // Instant apps have several additional install-time checks. 16830 if (instantApp) { 16831 if (pkg.applicationInfo.targetSdkVersion < Build.VERSION_CODES.O) { 16832 Slog.w(TAG, 16833 "Instant app package " + pkg.packageName + " does not target at least O"); 16834 res.setError(INSTALL_FAILED_INSTANT_APP_INVALID, 16835 "Instant app package must target at least O"); 16836 return; 16837 } 16838 if (pkg.applicationInfo.targetSandboxVersion != 2) { 16839 Slog.w(TAG, "Instant app package " + pkg.packageName 16840 + " does not target targetSandboxVersion 2"); 16841 res.setError(INSTALL_FAILED_INSTANT_APP_INVALID, 16842 "Instant app package must use targetSandboxVersion 2"); 16843 return; 16844 } 16845 if (pkg.mSharedUserId != null) { 16846 Slog.w(TAG, "Instant app package " + pkg.packageName 16847 + " may not declare sharedUserId."); 16848 res.setError(INSTALL_FAILED_INSTANT_APP_INVALID, 16849 "Instant app package may not declare a sharedUserId"); 16850 return; 16851 } 16852 } 16853 16854 if (pkg.applicationInfo.isStaticSharedLibrary()) { 16855 // Static shared libraries have synthetic package names 16856 renameStaticSharedLibraryPackage(pkg); 16857 16858 // No static shared libs on external storage 16859 if (onExternal) { 16860 Slog.i(TAG, "Static shared libs can only be installed on internal storage."); 16861 res.setError(INSTALL_FAILED_INVALID_INSTALL_LOCATION, 16862 "Packages declaring static-shared libs cannot be updated"); 16863 return; 16864 } 16865 } 16866 16867 // If we are installing a clustered package add results for the children 16868 if (pkg.childPackages != null) { 16869 synchronized (mPackages) { 16870 final int childCount = pkg.childPackages.size(); 16871 for (int i = 0; i < childCount; i++) { 16872 PackageParser.Package childPkg = pkg.childPackages.get(i); 16873 PackageInstalledInfo childRes = new PackageInstalledInfo(); 16874 childRes.setReturnCode(PackageManager.INSTALL_SUCCEEDED); 16875 childRes.pkg = childPkg; 16876 childRes.name = childPkg.packageName; 16877 PackageSetting childPs = mSettings.getPackageLPr(childPkg.packageName); 16878 if (childPs != null) { 16879 childRes.origUsers = childPs.queryInstalledUsers( 16880 sUserManager.getUserIds(), true); 16881 } 16882 if ((mPackages.containsKey(childPkg.packageName))) { 16883 childRes.removedInfo = new PackageRemovedInfo(this); 16884 childRes.removedInfo.removedPackage = childPkg.packageName; 16885 childRes.removedInfo.installerPackageName = childPs.installerPackageName; 16886 } 16887 if (res.addedChildPackages == null) { 16888 res.addedChildPackages = new ArrayMap<>(); 16889 } 16890 res.addedChildPackages.put(childPkg.packageName, childRes); 16891 } 16892 } 16893 } 16894 16895 // If package doesn't declare API override, mark that we have an install 16896 // time CPU ABI override. 16897 if (TextUtils.isEmpty(pkg.cpuAbiOverride)) { 16898 pkg.cpuAbiOverride = args.abiOverride; 16899 } 16900 16901 String pkgName = res.name = pkg.packageName; 16902 if ((pkg.applicationInfo.flags&ApplicationInfo.FLAG_TEST_ONLY) != 0) { 16903 if ((installFlags & PackageManager.INSTALL_ALLOW_TEST) == 0) { 16904 res.setError(INSTALL_FAILED_TEST_ONLY, "installPackageLI"); 16905 return; 16906 } 16907 } 16908 16909 try { 16910 // either use what we've been given or parse directly from the APK 16911 if (args.signingDetails != PackageParser.SigningDetails.UNKNOWN) { 16912 pkg.setSigningDetails(args.signingDetails); 16913 } else { 16914 PackageParser.collectCertificates(pkg, false /* skipVerify */); 16915 } 16916 } catch (PackageParserException e) { 16917 res.setError("Failed collect during installPackageLI", e); 16918 return; 16919 } 16920 16921 if (instantApp && pkg.mSigningDetails.signatureSchemeVersion 16922 < SignatureSchemeVersion.SIGNING_BLOCK_V2) { 16923 Slog.w(TAG, "Instant app package " + pkg.packageName 16924 + " is not signed with at least APK Signature Scheme v2"); 16925 res.setError(INSTALL_FAILED_INSTANT_APP_INVALID, 16926 "Instant app package must be signed with APK Signature Scheme v2 or greater"); 16927 return; 16928 } 16929 16930 // Get rid of all references to package scan path via parser. 16931 pp = null; 16932 String oldCodePath = null; 16933 boolean systemApp = false; 16934 synchronized (mPackages) { 16935 // Check if installing already existing package 16936 if ((installFlags & PackageManager.INSTALL_REPLACE_EXISTING) != 0) { 16937 String oldName = mSettings.getRenamedPackageLPr(pkgName); 16938 if (pkg.mOriginalPackages != null 16939 && pkg.mOriginalPackages.contains(oldName) 16940 && mPackages.containsKey(oldName)) { 16941 // This package is derived from an original package, 16942 // and this device has been updating from that original 16943 // name. We must continue using the original name, so 16944 // rename the new package here. 16945 pkg.setPackageName(oldName); 16946 pkgName = pkg.packageName; 16947 replace = true; 16948 if (DEBUG_INSTALL) Slog.d(TAG, "Replacing existing renamed package: oldName=" 16949 + oldName + " pkgName=" + pkgName); 16950 } else if (mPackages.containsKey(pkgName)) { 16951 // This package, under its official name, already exists 16952 // on the device; we should replace it. 16953 replace = true; 16954 if (DEBUG_INSTALL) Slog.d(TAG, "Replace existing pacakge: " + pkgName); 16955 } 16956 16957 // Child packages are installed through the parent package 16958 if (pkg.parentPackage != null) { 16959 res.setError(PackageManager.INSTALL_PARSE_FAILED_BAD_PACKAGE_NAME, 16960 "Package " + pkg.packageName + " is child of package " 16961 + pkg.parentPackage.parentPackage + ". Child packages " 16962 + "can be updated only through the parent package."); 16963 return; 16964 } 16965 16966 if (replace) { 16967 // Prevent apps opting out from runtime permissions 16968 PackageParser.Package oldPackage = mPackages.get(pkgName); 16969 final int oldTargetSdk = oldPackage.applicationInfo.targetSdkVersion; 16970 final int newTargetSdk = pkg.applicationInfo.targetSdkVersion; 16971 if (oldTargetSdk > Build.VERSION_CODES.LOLLIPOP_MR1 16972 && newTargetSdk <= Build.VERSION_CODES.LOLLIPOP_MR1) { 16973 res.setError(PackageManager.INSTALL_FAILED_PERMISSION_MODEL_DOWNGRADE, 16974 "Package " + pkg.packageName + " new target SDK " + newTargetSdk 16975 + " doesn't support runtime permissions but the old" 16976 + " target SDK " + oldTargetSdk + " does."); 16977 return; 16978 } 16979 // Prevent persistent apps from being updated 16980 if ((oldPackage.applicationInfo.flags & ApplicationInfo.FLAG_PERSISTENT) != 0) { 16981 res.setError(PackageManager.INSTALL_FAILED_INVALID_APK, 16982 "Package " + oldPackage.packageName + " is a persistent app. " 16983 + "Persistent apps are not updateable."); 16984 return; 16985 } 16986 // Prevent apps from downgrading their targetSandbox. 16987 final int oldTargetSandbox = oldPackage.applicationInfo.targetSandboxVersion; 16988 final int newTargetSandbox = pkg.applicationInfo.targetSandboxVersion; 16989 if (oldTargetSandbox == 2 && newTargetSandbox != 2) { 16990 res.setError(PackageManager.INSTALL_FAILED_SANDBOX_VERSION_DOWNGRADE, 16991 "Package " + pkg.packageName + " new target sandbox " 16992 + newTargetSandbox + " is incompatible with the previous value of" 16993 + oldTargetSandbox + "."); 16994 return; 16995 } 16996 16997 // Prevent installing of child packages 16998 if (oldPackage.parentPackage != null) { 16999 res.setError(PackageManager.INSTALL_PARSE_FAILED_BAD_PACKAGE_NAME, 17000 "Package " + pkg.packageName + " is child of package " 17001 + oldPackage.parentPackage + ". Child packages " 17002 + "can be updated only through the parent package."); 17003 return; 17004 } 17005 } 17006 } 17007 17008 PackageSetting ps = mSettings.mPackages.get(pkgName); 17009 if (ps != null) { 17010 if (DEBUG_INSTALL) Slog.d(TAG, "Existing package: " + ps); 17011 17012 // Static shared libs have same package with different versions where 17013 // we internally use a synthetic package name to allow multiple versions 17014 // of the same package, therefore we need to compare signatures against 17015 // the package setting for the latest library version. 17016 PackageSetting signatureCheckPs = ps; 17017 if (pkg.applicationInfo.isStaticSharedLibrary()) { 17018 SharedLibraryEntry libraryEntry = getLatestSharedLibraVersionLPr(pkg); 17019 if (libraryEntry != null) { 17020 signatureCheckPs = mSettings.getPackageLPr(libraryEntry.apk); 17021 } 17022 } 17023 17024 // Quick sanity check that we're signed correctly if updating; 17025 // we'll check this again later when scanning, but we want to 17026 // bail early here before tripping over redefined permissions. 17027 final KeySetManagerService ksms = mSettings.mKeySetManagerService; 17028 if (ksms.shouldCheckUpgradeKeySetLocked(signatureCheckPs, scanFlags)) { 17029 if (!ksms.checkUpgradeKeySetLocked(signatureCheckPs, pkg)) { 17030 res.setError(INSTALL_FAILED_UPDATE_INCOMPATIBLE, "Package " 17031 + pkg.packageName + " upgrade keys do not match the " 17032 + "previously installed version"); 17033 return; 17034 } 17035 } else { 17036 try { 17037 final boolean compareCompat = isCompatSignatureUpdateNeeded(pkg); 17038 final boolean compareRecover = isRecoverSignatureUpdateNeeded(pkg); 17039 // We don't care about disabledPkgSetting on install for now. 17040 final boolean compatMatch = verifySignatures( 17041 signatureCheckPs, null, pkg.mSigningDetails, compareCompat, 17042 compareRecover); 17043 // The new KeySets will be re-added later in the scanning process. 17044 if (compatMatch) { 17045 synchronized (mPackages) { 17046 ksms.removeAppKeySetDataLPw(pkg.packageName); 17047 } 17048 } 17049 } catch (PackageManagerException e) { 17050 res.setError(e.error, e.getMessage()); 17051 return; 17052 } 17053 } 17054 17055 oldCodePath = mSettings.mPackages.get(pkgName).codePathString; 17056 if (ps.pkg != null && ps.pkg.applicationInfo != null) { 17057 systemApp = (ps.pkg.applicationInfo.flags & 17058 ApplicationInfo.FLAG_SYSTEM) != 0; 17059 } 17060 res.origUsers = ps.queryInstalledUsers(sUserManager.getUserIds(), true); 17061 } 17062 17063 int N = pkg.permissions.size(); 17064 for (int i = N-1; i >= 0; i--) { 17065 final PackageParser.Permission perm = pkg.permissions.get(i); 17066 final BasePermission bp = 17067 (BasePermission) mPermissionManager.getPermissionTEMP(perm.info.name); 17068 17069 // Don't allow anyone but the system to define ephemeral permissions. 17070 if ((perm.info.protectionLevel & PermissionInfo.PROTECTION_FLAG_INSTANT) != 0 17071 && !systemApp) { 17072 Slog.w(TAG, "Non-System package " + pkg.packageName 17073 + " attempting to delcare ephemeral permission " 17074 + perm.info.name + "; Removing ephemeral."); 17075 perm.info.protectionLevel &= ~PermissionInfo.PROTECTION_FLAG_INSTANT; 17076 } 17077 17078 // Check whether the newly-scanned package wants to define an already-defined perm 17079 if (bp != null) { 17080 // If the defining package is signed with our cert, it's okay. This 17081 // also includes the "updating the same package" case, of course. 17082 // "updating same package" could also involve key-rotation. 17083 final boolean sigsOk; 17084 final String sourcePackageName = bp.getSourcePackageName(); 17085 final PackageSettingBase sourcePackageSetting = bp.getSourcePackageSetting(); 17086 final KeySetManagerService ksms = mSettings.mKeySetManagerService; 17087 if (sourcePackageName.equals(pkg.packageName) 17088 && (ksms.shouldCheckUpgradeKeySetLocked( 17089 sourcePackageSetting, scanFlags))) { 17090 sigsOk = ksms.checkUpgradeKeySetLocked(sourcePackageSetting, pkg); 17091 } else { 17092 17093 // in the event of signing certificate rotation, we need to see if the 17094 // package's certificate has rotated from the current one, or if it is an 17095 // older certificate with which the current is ok with sharing permissions 17096 if (sourcePackageSetting.signatures.mSigningDetails.checkCapability( 17097 pkg.mSigningDetails, 17098 PackageParser.SigningDetails.CertCapabilities.PERMISSION)) { 17099 sigsOk = true; 17100 } else if (pkg.mSigningDetails.checkCapability( 17101 sourcePackageSetting.signatures.mSigningDetails, 17102 PackageParser.SigningDetails.CertCapabilities.PERMISSION)) { 17103 17104 // the scanned package checks out, has signing certificate rotation 17105 // history, and is newer; bring it over 17106 sourcePackageSetting.signatures.mSigningDetails = pkg.mSigningDetails; 17107 sigsOk = true; 17108 } else { 17109 sigsOk = false; 17110 } 17111 } 17112 if (!sigsOk) { 17113 // If the owning package is the system itself, we log but allow 17114 // install to proceed; we fail the install on all other permission 17115 // redefinitions. 17116 if (!sourcePackageName.equals("android")) { 17117 res.setError(INSTALL_FAILED_DUPLICATE_PERMISSION, "Package " 17118 + pkg.packageName + " attempting to redeclare permission " 17119 + perm.info.name + " already owned by " + sourcePackageName); 17120 res.origPermission = perm.info.name; 17121 res.origPackage = sourcePackageName; 17122 return; 17123 } else { 17124 Slog.w(TAG, "Package " + pkg.packageName 17125 + " attempting to redeclare system permission " 17126 + perm.info.name + "; ignoring new declaration"); 17127 pkg.permissions.remove(i); 17128 } 17129 } else if (!PLATFORM_PACKAGE_NAME.equals(pkg.packageName)) { 17130 // Prevent apps to change protection level to dangerous from any other 17131 // type as this would allow a privilege escalation where an app adds a 17132 // normal/signature permission in other app's group and later redefines 17133 // it as dangerous leading to the group auto-grant. 17134 if ((perm.info.protectionLevel & PermissionInfo.PROTECTION_MASK_BASE) 17135 == PermissionInfo.PROTECTION_DANGEROUS) { 17136 if (bp != null && !bp.isRuntime()) { 17137 Slog.w(TAG, "Package " + pkg.packageName + " trying to change a " 17138 + "non-runtime permission " + perm.info.name 17139 + " to runtime; keeping old protection level"); 17140 perm.info.protectionLevel = bp.getProtectionLevel(); 17141 } 17142 } 17143 } 17144 } 17145 } 17146 } 17147 17148 if (systemApp) { 17149 if (onExternal) { 17150 // Abort update; system app can't be replaced with app on sdcard 17151 res.setError(INSTALL_FAILED_INVALID_INSTALL_LOCATION, 17152 "Cannot install updates to system apps on sdcard"); 17153 return; 17154 } else if (instantApp) { 17155 // Abort update; system app can't be replaced with an instant app 17156 res.setError(INSTALL_FAILED_INSTANT_APP_INVALID, 17157 "Cannot update a system app with an instant app"); 17158 return; 17159 } 17160 } 17161 17162 if (args.move != null) { 17163 // We did an in-place move, so dex is ready to roll 17164 scanFlags |= SCAN_NO_DEX; 17165 scanFlags |= SCAN_MOVE; 17166 17167 synchronized (mPackages) { 17168 final PackageSetting ps = mSettings.mPackages.get(pkgName); 17169 if (ps == null) { 17170 res.setError(INSTALL_FAILED_INTERNAL_ERROR, 17171 "Missing settings for moved package " + pkgName); 17172 } 17173 17174 // We moved the entire application as-is, so bring over the 17175 // previously derived ABI information. 17176 pkg.applicationInfo.primaryCpuAbi = ps.primaryCpuAbiString; 17177 pkg.applicationInfo.secondaryCpuAbi = ps.secondaryCpuAbiString; 17178 } 17179 17180 } else if (!forwardLocked && !pkg.applicationInfo.isExternalAsec()) { 17181 // Enable SCAN_NO_DEX flag to skip dexopt at a later stage 17182 scanFlags |= SCAN_NO_DEX; 17183 17184 try { 17185 String abiOverride = (TextUtils.isEmpty(pkg.cpuAbiOverride) ? 17186 args.abiOverride : pkg.cpuAbiOverride); 17187 final boolean extractNativeLibs = !pkg.isLibrary(); 17188 derivePackageAbi(pkg, abiOverride, extractNativeLibs); 17189 } catch (PackageManagerException pme) { 17190 Slog.e(TAG, "Error deriving application ABI", pme); 17191 res.setError(INSTALL_FAILED_INTERNAL_ERROR, "Error deriving application ABI"); 17192 return; 17193 } 17194 17195 // Shared libraries for the package need to be updated. 17196 synchronized (mPackages) { 17197 try { 17198 updateSharedLibrariesLPr(pkg, null); 17199 } catch (PackageManagerException e) { 17200 Slog.e(TAG, "updateAllSharedLibrariesLPw failed: " + e.getMessage()); 17201 } 17202 } 17203 } 17204 17205 if (!args.doRename(res.returnCode, pkg, oldCodePath)) { 17206 res.setError(INSTALL_FAILED_INSUFFICIENT_STORAGE, "Failed rename"); 17207 return; 17208 } 17209 17210 if (PackageManagerServiceUtils.isApkVerityEnabled()) { 17211 String apkPath = null; 17212 synchronized (mPackages) { 17213 // Note that if the attacker managed to skip verify setup, for example by tampering 17214 // with the package settings, upon reboot we will do full apk verification when 17215 // verity is not detected. 17216 final PackageSetting ps = mSettings.mPackages.get(pkgName); 17217 if (ps != null && ps.isPrivileged()) { 17218 apkPath = pkg.baseCodePath; 17219 } 17220 } 17221 17222 if (apkPath != null) { 17223 final VerityUtils.SetupResult result = 17224 VerityUtils.generateApkVeritySetupData(apkPath); 17225 if (result.isOk()) { 17226 if (Build.IS_DEBUGGABLE) Slog.i(TAG, "Enabling apk verity to " + apkPath); 17227 FileDescriptor fd = result.getUnownedFileDescriptor(); 17228 try { 17229 mInstaller.installApkVerity(apkPath, fd); 17230 } catch (InstallerException e) { 17231 res.setError(INSTALL_FAILED_INTERNAL_ERROR, 17232 "Failed to set up verity: " + e); 17233 return; 17234 } finally { 17235 IoUtils.closeQuietly(fd); 17236 } 17237 } else if (result.isFailed()) { 17238 res.setError(INSTALL_FAILED_INTERNAL_ERROR, "Failed to generate verity"); 17239 return; 17240 } else { 17241 // Do nothing if verity is skipped. Will fall back to full apk verification on 17242 // reboot. 17243 } 17244 } 17245 } 17246 17247 if (!instantApp) { 17248 startIntentFilterVerifications(args.user.getIdentifier(), replace, pkg); 17249 } else { 17250 if (DEBUG_DOMAIN_VERIFICATION) { 17251 Slog.d(TAG, "Not verifying instant app install for app links: " + pkgName); 17252 } 17253 } 17254 17255 try (PackageFreezer freezer = freezePackageForInstall(pkgName, installFlags, 17256 "installPackageLI")) { 17257 if (replace) { 17258 if (pkg.applicationInfo.isStaticSharedLibrary()) { 17259 // Static libs have a synthetic package name containing the version 17260 // and cannot be updated as an update would get a new package name, 17261 // unless this is the exact same version code which is useful for 17262 // development. 17263 PackageParser.Package existingPkg = mPackages.get(pkg.packageName); 17264 if (existingPkg != null && 17265 existingPkg.getLongVersionCode() != pkg.getLongVersionCode()) { 17266 res.setError(INSTALL_FAILED_DUPLICATE_PACKAGE, "Packages declaring " 17267 + "static-shared libs cannot be updated"); 17268 return; 17269 } 17270 } 17271 replacePackageLIF(pkg, parseFlags, scanFlags, args.user, 17272 installerPackageName, res, args.installReason); 17273 } else { 17274 installNewPackageLIF(pkg, parseFlags, scanFlags | SCAN_DELETE_DATA_ON_FAILURES, 17275 args.user, installerPackageName, volumeUuid, res, args.installReason); 17276 } 17277 } 17278 17279 // Prepare the application profiles for the new code paths. 17280 // This needs to be done before invoking dexopt so that any install-time profile 17281 // can be used for optimizations. 17282 mArtManagerService.prepareAppProfiles(pkg, resolveUserIds(args.user.getIdentifier())); 17283 17284 // Check whether we need to dexopt the app. 17285 // 17286 // NOTE: it is IMPORTANT to call dexopt: 17287 // - after doRename which will sync the package data from PackageParser.Package and its 17288 // corresponding ApplicationInfo. 17289 // - after installNewPackageLIF or replacePackageLIF which will update result with the 17290 // uid of the application (pkg.applicationInfo.uid). 17291 // This update happens in place! 17292 // 17293 // We only need to dexopt if the package meets ALL of the following conditions: 17294 // 1) it is not forward locked. 17295 // 2) it is not on on an external ASEC container. 17296 // 3) it is not an instant app or if it is then dexopt is enabled via gservices. 17297 // 17298 // Note that we do not dexopt instant apps by default. dexopt can take some time to 17299 // complete, so we skip this step during installation. Instead, we'll take extra time 17300 // the first time the instant app starts. It's preferred to do it this way to provide 17301 // continuous progress to the useur instead of mysteriously blocking somewhere in the 17302 // middle of running an instant app. The default behaviour can be overridden 17303 // via gservices. 17304 final boolean performDexopt = (res.returnCode == PackageManager.INSTALL_SUCCEEDED) 17305 && !forwardLocked 17306 && !pkg.applicationInfo.isExternalAsec() 17307 && (!instantApp || Global.getInt(mContext.getContentResolver(), 17308 Global.INSTANT_APP_DEXOPT_ENABLED, 0) != 0); 17309 17310 if (performDexopt) { 17311 Trace.traceBegin(TRACE_TAG_PACKAGE_MANAGER, "dexopt"); 17312 // Do not run PackageDexOptimizer through the local performDexOpt 17313 // method because `pkg` may not be in `mPackages` yet. 17314 // 17315 // Also, don't fail application installs if the dexopt step fails. 17316 DexoptOptions dexoptOptions = new DexoptOptions(pkg.packageName, 17317 REASON_INSTALL, 17318 DexoptOptions.DEXOPT_BOOT_COMPLETE); 17319 mPackageDexOptimizer.performDexOpt(pkg, pkg.usesLibraryFiles, 17320 null /* instructionSets */, 17321 getOrCreateCompilerPackageStats(pkg), 17322 mDexManager.getPackageUseInfoOrDefault(pkg.packageName), 17323 dexoptOptions); 17324 Trace.traceEnd(TRACE_TAG_PACKAGE_MANAGER); 17325 } 17326 17327 // Notify BackgroundDexOptService that the package has been changed. 17328 // If this is an update of a package which used to fail to compile, 17329 // BackgroundDexOptService will remove it from its blacklist. 17330 // TODO: Layering violation 17331 BackgroundDexOptService.notifyPackageChanged(pkg.packageName); 17332 17333 synchronized (mPackages) { 17334 final PackageSetting ps = mSettings.mPackages.get(pkgName); 17335 if (ps != null) { 17336 res.newUsers = ps.queryInstalledUsers(sUserManager.getUserIds(), true); 17337 ps.setUpdateAvailable(false /*updateAvailable*/); 17338 } 17339 17340 final int childCount = (pkg.childPackages != null) ? pkg.childPackages.size() : 0; 17341 for (int i = 0; i < childCount; i++) { 17342 PackageParser.Package childPkg = pkg.childPackages.get(i); 17343 PackageInstalledInfo childRes = res.addedChildPackages.get(childPkg.packageName); 17344 PackageSetting childPs = mSettings.getPackageLPr(childPkg.packageName); 17345 if (childPs != null) { 17346 childRes.newUsers = childPs.queryInstalledUsers( 17347 sUserManager.getUserIds(), true); 17348 } 17349 } 17350 17351 if (res.returnCode == PackageManager.INSTALL_SUCCEEDED) { 17352 updateSequenceNumberLP(ps, res.newUsers); 17353 updateInstantAppInstallerLocked(pkgName); 17354 } 17355 } 17356 } 17357 17358 private void startIntentFilterVerifications(int userId, boolean replacing, 17359 PackageParser.Package pkg) { 17360 if (mIntentFilterVerifierComponent == null) { 17361 Slog.w(TAG, "No IntentFilter verification will not be done as " 17362 + "there is no IntentFilterVerifier available!"); 17363 return; 17364 } 17365 17366 final int verifierUid = getPackageUid( 17367 mIntentFilterVerifierComponent.getPackageName(), 17368 MATCH_DEBUG_TRIAGED_MISSING, 17369 (userId == UserHandle.USER_ALL) ? UserHandle.USER_SYSTEM : userId); 17370 17371 Message msg = mHandler.obtainMessage(START_INTENT_FILTER_VERIFICATIONS); 17372 msg.obj = new IFVerificationParams(pkg, replacing, userId, verifierUid); 17373 mHandler.sendMessage(msg); 17374 17375 final int childCount = (pkg.childPackages != null) ? pkg.childPackages.size() : 0; 17376 for (int i = 0; i < childCount; i++) { 17377 PackageParser.Package childPkg = pkg.childPackages.get(i); 17378 msg = mHandler.obtainMessage(START_INTENT_FILTER_VERIFICATIONS); 17379 msg.obj = new IFVerificationParams(childPkg, replacing, userId, verifierUid); 17380 mHandler.sendMessage(msg); 17381 } 17382 } 17383 17384 private void verifyIntentFiltersIfNeeded(int userId, int verifierUid, boolean replacing, 17385 PackageParser.Package pkg) { 17386 int size = pkg.activities.size(); 17387 if (size == 0) { 17388 if (DEBUG_DOMAIN_VERIFICATION) Slog.d(TAG, 17389 "No activity, so no need to verify any IntentFilter!"); 17390 return; 17391 } 17392 17393 final boolean hasDomainURLs = hasDomainURLs(pkg); 17394 if (!hasDomainURLs) { 17395 if (DEBUG_DOMAIN_VERIFICATION) Slog.d(TAG, 17396 "No domain URLs, so no need to verify any IntentFilter!"); 17397 return; 17398 } 17399 17400 if (DEBUG_DOMAIN_VERIFICATION) Slog.d(TAG, "Checking for userId:" + userId 17401 + " if any IntentFilter from the " + size 17402 + " Activities needs verification ..."); 17403 17404 int count = 0; 17405 final String packageName = pkg.packageName; 17406 17407 synchronized (mPackages) { 17408 // If this is a new install and we see that we've already run verification for this 17409 // package, we have nothing to do: it means the state was restored from backup. 17410 if (!replacing) { 17411 IntentFilterVerificationInfo ivi = 17412 mSettings.getIntentFilterVerificationLPr(packageName); 17413 if (ivi != null) { 17414 if (DEBUG_DOMAIN_VERIFICATION) { 17415 Slog.i(TAG, "Package " + packageName+ " already verified: status=" 17416 + ivi.getStatusString()); 17417 } 17418 return; 17419 } 17420 } 17421 17422 // If any filters need to be verified, then all need to be. 17423 boolean needToVerify = false; 17424 for (PackageParser.Activity a : pkg.activities) { 17425 for (ActivityIntentInfo filter : a.intents) { 17426 if (filter.needsVerification() && needsNetworkVerificationLPr(filter)) { 17427 if (DEBUG_DOMAIN_VERIFICATION) { 17428 Slog.d(TAG, 17429 "Intent filter needs verification, so processing all filters"); 17430 } 17431 needToVerify = true; 17432 break; 17433 } 17434 } 17435 } 17436 17437 if (needToVerify) { 17438 final int verificationId = mIntentFilterVerificationToken++; 17439 for (PackageParser.Activity a : pkg.activities) { 17440 for (ActivityIntentInfo filter : a.intents) { 17441 if (filter.handlesWebUris(true) && needsNetworkVerificationLPr(filter)) { 17442 if (DEBUG_DOMAIN_VERIFICATION) Slog.d(TAG, 17443 "Verification needed for IntentFilter:" + filter.toString()); 17444 mIntentFilterVerifier.addOneIntentFilterVerification( 17445 verifierUid, userId, verificationId, filter, packageName); 17446 count++; 17447 } 17448 } 17449 } 17450 } 17451 } 17452 17453 if (count > 0) { 17454 if (DEBUG_DOMAIN_VERIFICATION) Slog.d(TAG, "Starting " + count 17455 + " IntentFilter verification" + (count > 1 ? "s" : "") 17456 + " for userId:" + userId); 17457 mIntentFilterVerifier.startVerifications(userId); 17458 } else { 17459 if (DEBUG_DOMAIN_VERIFICATION) { 17460 Slog.d(TAG, "No filters or not all autoVerify for " + packageName); 17461 } 17462 } 17463 } 17464 17465 private boolean needsNetworkVerificationLPr(ActivityIntentInfo filter) { 17466 final ComponentName cn = filter.activity.getComponentName(); 17467 final String packageName = cn.getPackageName(); 17468 17469 IntentFilterVerificationInfo ivi = mSettings.getIntentFilterVerificationLPr( 17470 packageName); 17471 if (ivi == null) { 17472 return true; 17473 } 17474 int status = ivi.getStatus(); 17475 switch (status) { 17476 case INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_UNDEFINED: 17477 case INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_ASK: 17478 return true; 17479 17480 default: 17481 // Nothing to do 17482 return false; 17483 } 17484 } 17485 17486 private static boolean isMultiArch(ApplicationInfo info) { 17487 return (info.flags & ApplicationInfo.FLAG_MULTIARCH) != 0; 17488 } 17489 17490 private static boolean isExternal(PackageParser.Package pkg) { 17491 return (pkg.applicationInfo.flags & ApplicationInfo.FLAG_EXTERNAL_STORAGE) != 0; 17492 } 17493 17494 private static boolean isExternal(PackageSetting ps) { 17495 return (ps.pkgFlags & ApplicationInfo.FLAG_EXTERNAL_STORAGE) != 0; 17496 } 17497 17498 private static boolean isSystemApp(PackageParser.Package pkg) { 17499 return (pkg.applicationInfo.flags & ApplicationInfo.FLAG_SYSTEM) != 0; 17500 } 17501 17502 private static boolean isPrivilegedApp(PackageParser.Package pkg) { 17503 return (pkg.applicationInfo.privateFlags & ApplicationInfo.PRIVATE_FLAG_PRIVILEGED) != 0; 17504 } 17505 17506 private static boolean isOemApp(PackageParser.Package pkg) { 17507 return (pkg.applicationInfo.privateFlags & ApplicationInfo.PRIVATE_FLAG_OEM) != 0; 17508 } 17509 17510 private static boolean isVendorApp(PackageParser.Package pkg) { 17511 return (pkg.applicationInfo.privateFlags & ApplicationInfo.PRIVATE_FLAG_VENDOR) != 0; 17512 } 17513 17514 private static boolean isProductApp(PackageParser.Package pkg) { 17515 return (pkg.applicationInfo.privateFlags & ApplicationInfo.PRIVATE_FLAG_PRODUCT) != 0; 17516 } 17517 17518 private static boolean hasDomainURLs(PackageParser.Package pkg) { 17519 return (pkg.applicationInfo.privateFlags & ApplicationInfo.PRIVATE_FLAG_HAS_DOMAIN_URLS) != 0; 17520 } 17521 17522 private static boolean isSystemApp(PackageSetting ps) { 17523 return (ps.pkgFlags & ApplicationInfo.FLAG_SYSTEM) != 0; 17524 } 17525 17526 private static boolean isUpdatedSystemApp(PackageSetting ps) { 17527 return (ps.pkgFlags & ApplicationInfo.FLAG_UPDATED_SYSTEM_APP) != 0; 17528 } 17529 17530 private int packageFlagsToInstallFlags(PackageSetting ps) { 17531 int installFlags = 0; 17532 if (isExternal(ps) && TextUtils.isEmpty(ps.volumeUuid)) { 17533 // This existing package was an external ASEC install when we have 17534 // the external flag without a UUID 17535 installFlags |= PackageManager.INSTALL_EXTERNAL; 17536 } 17537 if (ps.isForwardLocked()) { 17538 installFlags |= PackageManager.INSTALL_FORWARD_LOCK; 17539 } 17540 return installFlags; 17541 } 17542 17543 private VersionInfo getSettingsVersionForPackage(PackageParser.Package pkg) { 17544 if (isExternal(pkg)) { 17545 if (TextUtils.isEmpty(pkg.volumeUuid)) { 17546 return mSettings.getExternalVersion(); 17547 } else { 17548 return mSettings.findOrCreateVersion(pkg.volumeUuid); 17549 } 17550 } else { 17551 return mSettings.getInternalVersion(); 17552 } 17553 } 17554 17555 private void deleteTempPackageFiles() { 17556 final FilenameFilter filter = new FilenameFilter() { 17557 public boolean accept(File dir, String name) { 17558 return name.startsWith("vmdl") && name.endsWith(".tmp"); 17559 } 17560 }; 17561 for (File file : sDrmAppPrivateInstallDir.listFiles(filter)) { 17562 file.delete(); 17563 } 17564 } 17565 17566 @Override 17567 public void deletePackageAsUser(String packageName, int versionCode, 17568 IPackageDeleteObserver observer, int userId, int flags) { 17569 deletePackageVersioned(new VersionedPackage(packageName, versionCode), 17570 new LegacyPackageDeleteObserver(observer).getBinder(), userId, flags); 17571 } 17572 17573 @Override 17574 public void deletePackageVersioned(VersionedPackage versionedPackage, 17575 final IPackageDeleteObserver2 observer, final int userId, final int deleteFlags) { 17576 final int callingUid = Binder.getCallingUid(); 17577 mContext.enforceCallingOrSelfPermission( 17578 android.Manifest.permission.DELETE_PACKAGES, null); 17579 final boolean canViewInstantApps = canViewInstantApps(callingUid, userId); 17580 Preconditions.checkNotNull(versionedPackage); 17581 Preconditions.checkNotNull(observer); 17582 Preconditions.checkArgumentInRange(versionedPackage.getLongVersionCode(), 17583 PackageManager.VERSION_CODE_HIGHEST, 17584 Long.MAX_VALUE, "versionCode must be >= -1"); 17585 17586 final String packageName = versionedPackage.getPackageName(); 17587 final long versionCode = versionedPackage.getLongVersionCode(); 17588 final String internalPackageName; 17589 synchronized (mPackages) { 17590 // Normalize package name to handle renamed packages and static libs 17591 internalPackageName = resolveInternalPackageNameLPr(packageName, versionCode); 17592 } 17593 17594 final int uid = Binder.getCallingUid(); 17595 if (!isOrphaned(internalPackageName) 17596 && !isCallerAllowedToSilentlyUninstall(uid, internalPackageName)) { 17597 try { 17598 final Intent intent = new Intent(Intent.ACTION_UNINSTALL_PACKAGE); 17599 intent.setData(Uri.fromParts(PACKAGE_SCHEME, packageName, null)); 17600 intent.putExtra(PackageInstaller.EXTRA_CALLBACK, observer.asBinder()); 17601 observer.onUserActionRequired(intent); 17602 } catch (RemoteException re) { 17603 } 17604 return; 17605 } 17606 final boolean deleteAllUsers = (deleteFlags & PackageManager.DELETE_ALL_USERS) != 0; 17607 final int[] users = deleteAllUsers ? sUserManager.getUserIds() : new int[]{ userId }; 17608 if (UserHandle.getUserId(uid) != userId || (deleteAllUsers && users.length > 1)) { 17609 mContext.enforceCallingOrSelfPermission( 17610 android.Manifest.permission.INTERACT_ACROSS_USERS_FULL, 17611 "deletePackage for user " + userId); 17612 } 17613 17614 if (isUserRestricted(userId, UserManager.DISALLOW_UNINSTALL_APPS)) { 17615 try { 17616 observer.onPackageDeleted(packageName, 17617 PackageManager.DELETE_FAILED_USER_RESTRICTED, null); 17618 } catch (RemoteException re) { 17619 } 17620 return; 17621 } 17622 17623 if (!deleteAllUsers && getBlockUninstallForUser(internalPackageName, userId)) { 17624 try { 17625 observer.onPackageDeleted(packageName, 17626 PackageManager.DELETE_FAILED_OWNER_BLOCKED, null); 17627 } catch (RemoteException re) { 17628 } 17629 return; 17630 } 17631 17632 if (DEBUG_REMOVE) { 17633 Slog.d(TAG, "deletePackageAsUser: pkg=" + internalPackageName + " user=" + userId 17634 + " deleteAllUsers: " + deleteAllUsers + " version=" 17635 + (versionCode == PackageManager.VERSION_CODE_HIGHEST 17636 ? "VERSION_CODE_HIGHEST" : versionCode)); 17637 } 17638 // Queue up an async operation since the package deletion may take a little while. 17639 mHandler.post(new Runnable() { 17640 public void run() { 17641 mHandler.removeCallbacks(this); 17642 int returnCode; 17643 final PackageSetting ps = mSettings.mPackages.get(internalPackageName); 17644 boolean doDeletePackage = true; 17645 if (ps != null) { 17646 final boolean targetIsInstantApp = 17647 ps.getInstantApp(UserHandle.getUserId(callingUid)); 17648 doDeletePackage = !targetIsInstantApp 17649 || canViewInstantApps; 17650 } 17651 if (doDeletePackage) { 17652 if (!deleteAllUsers) { 17653 returnCode = deletePackageX(internalPackageName, versionCode, 17654 userId, deleteFlags); 17655 } else { 17656 int[] blockUninstallUserIds = getBlockUninstallForUsers( 17657 internalPackageName, users); 17658 // If nobody is blocking uninstall, proceed with delete for all users 17659 if (ArrayUtils.isEmpty(blockUninstallUserIds)) { 17660 returnCode = deletePackageX(internalPackageName, versionCode, 17661 userId, deleteFlags); 17662 } else { 17663 // Otherwise uninstall individually for users with blockUninstalls=false 17664 final int userFlags = deleteFlags & ~PackageManager.DELETE_ALL_USERS; 17665 for (int userId : users) { 17666 if (!ArrayUtils.contains(blockUninstallUserIds, userId)) { 17667 returnCode = deletePackageX(internalPackageName, versionCode, 17668 userId, userFlags); 17669 if (returnCode != PackageManager.DELETE_SUCCEEDED) { 17670 Slog.w(TAG, "Package delete failed for user " + userId 17671 + ", returnCode " + returnCode); 17672 } 17673 } 17674 } 17675 // The app has only been marked uninstalled for certain users. 17676 // We still need to report that delete was blocked 17677 returnCode = PackageManager.DELETE_FAILED_OWNER_BLOCKED; 17678 } 17679 } 17680 } else { 17681 returnCode = PackageManager.DELETE_FAILED_INTERNAL_ERROR; 17682 } 17683 try { 17684 observer.onPackageDeleted(packageName, returnCode, null); 17685 } catch (RemoteException e) { 17686 Log.i(TAG, "Observer no longer exists."); 17687 } //end catch 17688 } //end run 17689 }); 17690 } 17691 17692 private String resolveExternalPackageNameLPr(PackageParser.Package pkg) { 17693 if (pkg.staticSharedLibName != null) { 17694 return pkg.manifestPackageName; 17695 } 17696 return pkg.packageName; 17697 } 17698 17699 private String resolveInternalPackageNameLPr(String packageName, long versionCode) { 17700 // Handle renamed packages 17701 String normalizedPackageName = mSettings.getRenamedPackageLPr(packageName); 17702 packageName = normalizedPackageName != null ? normalizedPackageName : packageName; 17703 17704 // Is this a static library? 17705 LongSparseArray<SharedLibraryEntry> versionedLib = 17706 mStaticLibsByDeclaringPackage.get(packageName); 17707 if (versionedLib == null || versionedLib.size() <= 0) { 17708 return packageName; 17709 } 17710 17711 // Figure out which lib versions the caller can see 17712 LongSparseLongArray versionsCallerCanSee = null; 17713 final int callingAppId = UserHandle.getAppId(Binder.getCallingUid()); 17714 if (callingAppId != Process.SYSTEM_UID && callingAppId != Process.SHELL_UID 17715 && callingAppId != Process.ROOT_UID) { 17716 versionsCallerCanSee = new LongSparseLongArray(); 17717 String libName = versionedLib.valueAt(0).info.getName(); 17718 String[] uidPackages = getPackagesForUid(Binder.getCallingUid()); 17719 if (uidPackages != null) { 17720 for (String uidPackage : uidPackages) { 17721 PackageSetting ps = mSettings.getPackageLPr(uidPackage); 17722 final int libIdx = ArrayUtils.indexOf(ps.usesStaticLibraries, libName); 17723 if (libIdx >= 0) { 17724 final long libVersion = ps.usesStaticLibrariesVersions[libIdx]; 17725 versionsCallerCanSee.append(libVersion, libVersion); 17726 } 17727 } 17728 } 17729 } 17730 17731 // Caller can see nothing - done 17732 if (versionsCallerCanSee != null && versionsCallerCanSee.size() <= 0) { 17733 return packageName; 17734 } 17735 17736 // Find the version the caller can see and the app version code 17737 SharedLibraryEntry highestVersion = null; 17738 final int versionCount = versionedLib.size(); 17739 for (int i = 0; i < versionCount; i++) { 17740 SharedLibraryEntry libEntry = versionedLib.valueAt(i); 17741 if (versionsCallerCanSee != null && versionsCallerCanSee.indexOfKey( 17742 libEntry.info.getLongVersion()) < 0) { 17743 continue; 17744 } 17745 final long libVersionCode = libEntry.info.getDeclaringPackage().getLongVersionCode(); 17746 if (versionCode != PackageManager.VERSION_CODE_HIGHEST) { 17747 if (libVersionCode == versionCode) { 17748 return libEntry.apk; 17749 } 17750 } else if (highestVersion == null) { 17751 highestVersion = libEntry; 17752 } else if (libVersionCode > highestVersion.info 17753 .getDeclaringPackage().getLongVersionCode()) { 17754 highestVersion = libEntry; 17755 } 17756 } 17757 17758 if (highestVersion != null) { 17759 return highestVersion.apk; 17760 } 17761 17762 return packageName; 17763 } 17764 17765 boolean isCallerVerifier(int callingUid) { 17766 final int callingUserId = UserHandle.getUserId(callingUid); 17767 return mRequiredVerifierPackage != null && 17768 callingUid == getPackageUid(mRequiredVerifierPackage, 0, callingUserId); 17769 } 17770 17771 private boolean isCallerAllowedToSilentlyUninstall(int callingUid, String pkgName) { 17772 if (callingUid == Process.SHELL_UID || callingUid == Process.ROOT_UID 17773 || UserHandle.getAppId(callingUid) == Process.SYSTEM_UID) { 17774 return true; 17775 } 17776 final int callingUserId = UserHandle.getUserId(callingUid); 17777 // If the caller installed the pkgName, then allow it to silently uninstall. 17778 if (callingUid == getPackageUid(getInstallerPackageName(pkgName), 0, callingUserId)) { 17779 return true; 17780 } 17781 17782 // Allow package verifier to silently uninstall. 17783 if (mRequiredVerifierPackage != null && 17784 callingUid == getPackageUid(mRequiredVerifierPackage, 0, callingUserId)) { 17785 return true; 17786 } 17787 17788 // Allow package uninstaller to silently uninstall. 17789 if (mRequiredUninstallerPackage != null && 17790 callingUid == getPackageUid(mRequiredUninstallerPackage, 0, callingUserId)) { 17791 return true; 17792 } 17793 17794 // Allow storage manager to silently uninstall. 17795 if (mStorageManagerPackage != null && 17796 callingUid == getPackageUid(mStorageManagerPackage, 0, callingUserId)) { 17797 return true; 17798 } 17799 17800 // Allow caller having MANAGE_PROFILE_AND_DEVICE_OWNERS permission to silently 17801 // uninstall for device owner provisioning. 17802 if (checkUidPermission(MANAGE_PROFILE_AND_DEVICE_OWNERS, callingUid) 17803 == PERMISSION_GRANTED) { 17804 return true; 17805 } 17806 17807 return false; 17808 } 17809 17810 private int[] getBlockUninstallForUsers(String packageName, int[] userIds) { 17811 int[] result = EMPTY_INT_ARRAY; 17812 for (int userId : userIds) { 17813 if (getBlockUninstallForUser(packageName, userId)) { 17814 result = ArrayUtils.appendInt(result, userId); 17815 } 17816 } 17817 return result; 17818 } 17819 17820 @Override 17821 public boolean isPackageDeviceAdminOnAnyUser(String packageName) { 17822 final int callingUid = Binder.getCallingUid(); 17823 if (getInstantAppPackageName(callingUid) != null 17824 && !isCallerSameApp(packageName, callingUid)) { 17825 return false; 17826 } 17827 return isPackageDeviceAdmin(packageName, UserHandle.USER_ALL); 17828 } 17829 17830 private boolean isPackageDeviceAdmin(String packageName, int userId) { 17831 IDevicePolicyManager dpm = IDevicePolicyManager.Stub.asInterface( 17832 ServiceManager.getService(Context.DEVICE_POLICY_SERVICE)); 17833 try { 17834 if (dpm != null) { 17835 final ComponentName deviceOwnerComponentName = dpm.getDeviceOwnerComponent( 17836 /* callingUserOnly =*/ false); 17837 final String deviceOwnerPackageName = deviceOwnerComponentName == null ? null 17838 : deviceOwnerComponentName.getPackageName(); 17839 // Does the package contains the device owner? 17840 // TODO Do we have to do it even if userId != UserHandle.USER_ALL? Otherwise, 17841 // this check is probably not needed, since DO should be registered as a device 17842 // admin on some user too. (Original bug for this: b/17657954) 17843 if (packageName.equals(deviceOwnerPackageName)) { 17844 return true; 17845 } 17846 // Does it contain a device admin for any user? 17847 int[] users; 17848 if (userId == UserHandle.USER_ALL) { 17849 users = sUserManager.getUserIds(); 17850 } else { 17851 users = new int[]{userId}; 17852 } 17853 for (int i = 0; i < users.length; ++i) { 17854 if (dpm.packageHasActiveAdmins(packageName, users[i])) { 17855 return true; 17856 } 17857 } 17858 } 17859 } catch (RemoteException e) { 17860 } 17861 return false; 17862 } 17863 17864 private boolean shouldKeepUninstalledPackageLPr(String packageName) { 17865 return mKeepUninstalledPackages != null && mKeepUninstalledPackages.contains(packageName); 17866 } 17867 17868 /** 17869 * This method is an internal method that could be get invoked either 17870 * to delete an installed package or to clean up a failed installation. 17871 * After deleting an installed package, a broadcast is sent to notify any 17872 * listeners that the package has been removed. For cleaning up a failed 17873 * installation, the broadcast is not necessary since the package's 17874 * installation wouldn't have sent the initial broadcast either 17875 * The key steps in deleting a package are 17876 * deleting the package information in internal structures like mPackages, 17877 * deleting the packages base directories through installd 17878 * updating mSettings to reflect current status 17879 * persisting settings for later use 17880 * sending a broadcast if necessary 17881 */ 17882 int deletePackageX(String packageName, long versionCode, int userId, int deleteFlags) { 17883 final PackageRemovedInfo info = new PackageRemovedInfo(this); 17884 final boolean res; 17885 17886 final int removeUser = (deleteFlags & PackageManager.DELETE_ALL_USERS) != 0 17887 ? UserHandle.USER_ALL : userId; 17888 17889 if (isPackageDeviceAdmin(packageName, removeUser)) { 17890 Slog.w(TAG, "Not removing package " + packageName + ": has active device admin"); 17891 return PackageManager.DELETE_FAILED_DEVICE_POLICY_MANAGER; 17892 } 17893 17894 PackageSetting uninstalledPs = null; 17895 PackageParser.Package pkg = null; 17896 17897 // for the uninstall-updates case and restricted profiles, remember the per- 17898 // user handle installed state 17899 int[] allUsers; 17900 synchronized (mPackages) { 17901 uninstalledPs = mSettings.mPackages.get(packageName); 17902 if (uninstalledPs == null) { 17903 Slog.w(TAG, "Not removing non-existent package " + packageName); 17904 return PackageManager.DELETE_FAILED_INTERNAL_ERROR; 17905 } 17906 17907 if (versionCode != PackageManager.VERSION_CODE_HIGHEST 17908 && uninstalledPs.versionCode != versionCode) { 17909 Slog.w(TAG, "Not removing package " + packageName + " with versionCode " 17910 + uninstalledPs.versionCode + " != " + versionCode); 17911 return PackageManager.DELETE_FAILED_INTERNAL_ERROR; 17912 } 17913 17914 // Static shared libs can be declared by any package, so let us not 17915 // allow removing a package if it provides a lib others depend on. 17916 pkg = mPackages.get(packageName); 17917 17918 allUsers = sUserManager.getUserIds(); 17919 17920 if (pkg != null && pkg.staticSharedLibName != null) { 17921 SharedLibraryEntry libEntry = getSharedLibraryEntryLPr(pkg.staticSharedLibName, 17922 pkg.staticSharedLibVersion); 17923 if (libEntry != null) { 17924 for (int currUserId : allUsers) { 17925 if (removeUser != UserHandle.USER_ALL && removeUser != currUserId) { 17926 continue; 17927 } 17928 List<VersionedPackage> libClientPackages = getPackagesUsingSharedLibraryLPr( 17929 libEntry.info, 0, currUserId); 17930 if (!ArrayUtils.isEmpty(libClientPackages)) { 17931 Slog.w(TAG, "Not removing package " + pkg.manifestPackageName 17932 + " hosting lib " + libEntry.info.getName() + " version " 17933 + libEntry.info.getLongVersion() + " used by " + libClientPackages 17934 + " for user " + currUserId); 17935 return PackageManager.DELETE_FAILED_USED_SHARED_LIBRARY; 17936 } 17937 } 17938 } 17939 } 17940 17941 info.origUsers = uninstalledPs.queryInstalledUsers(allUsers, true); 17942 } 17943 17944 final int freezeUser; 17945 if (isUpdatedSystemApp(uninstalledPs) 17946 && ((deleteFlags & PackageManager.DELETE_SYSTEM_APP) == 0)) { 17947 // We're downgrading a system app, which will apply to all users, so 17948 // freeze them all during the downgrade 17949 freezeUser = UserHandle.USER_ALL; 17950 } else { 17951 freezeUser = removeUser; 17952 } 17953 17954 synchronized (mInstallLock) { 17955 if (DEBUG_REMOVE) Slog.d(TAG, "deletePackageX: pkg=" + packageName + " user=" + userId); 17956 try (PackageFreezer freezer = freezePackageForDelete(packageName, freezeUser, 17957 deleteFlags, "deletePackageX")) { 17958 res = deletePackageLIF(packageName, UserHandle.of(removeUser), true, allUsers, 17959 deleteFlags | PackageManager.DELETE_CHATTY, info, true, null); 17960 } 17961 synchronized (mPackages) { 17962 if (res) { 17963 if (pkg != null) { 17964 mInstantAppRegistry.onPackageUninstalledLPw(pkg, info.removedUsers); 17965 } 17966 updateSequenceNumberLP(uninstalledPs, info.removedUsers); 17967 updateInstantAppInstallerLocked(packageName); 17968 } 17969 } 17970 } 17971 17972 if (res) { 17973 final boolean killApp = (deleteFlags & PackageManager.DELETE_DONT_KILL_APP) == 0; 17974 info.sendPackageRemovedBroadcasts(killApp); 17975 info.sendSystemPackageUpdatedBroadcasts(); 17976 info.sendSystemPackageAppearedBroadcasts(); 17977 } 17978 // Force a gc here. 17979 Runtime.getRuntime().gc(); 17980 // Delete the resources here after sending the broadcast to let 17981 // other processes clean up before deleting resources. 17982 if (info.args != null) { 17983 synchronized (mInstallLock) { 17984 info.args.doPostDeleteLI(true); 17985 } 17986 } 17987 17988 return res ? PackageManager.DELETE_SUCCEEDED : PackageManager.DELETE_FAILED_INTERNAL_ERROR; 17989 } 17990 17991 static class PackageRemovedInfo { 17992 final PackageSender packageSender; 17993 String removedPackage; 17994 String installerPackageName; 17995 int uid = -1; 17996 int removedAppId = -1; 17997 int[] origUsers; 17998 int[] removedUsers = null; 17999 int[] broadcastUsers = null; 18000 int[] instantUserIds = null; 18001 SparseArray<Integer> installReasons; 18002 boolean isRemovedPackageSystemUpdate = false; 18003 boolean isUpdate; 18004 boolean dataRemoved; 18005 boolean removedForAllUsers; 18006 boolean isStaticSharedLib; 18007 // Clean up resources deleted packages. 18008 InstallArgs args = null; 18009 ArrayMap<String, PackageRemovedInfo> removedChildPackages; 18010 ArrayMap<String, PackageInstalledInfo> appearedChildPackages; 18011 18012 PackageRemovedInfo(PackageSender packageSender) { 18013 this.packageSender = packageSender; 18014 } 18015 18016 void sendPackageRemovedBroadcasts(boolean killApp) { 18017 sendPackageRemovedBroadcastInternal(killApp); 18018 final int childCount = removedChildPackages != null ? removedChildPackages.size() : 0; 18019 for (int i = 0; i < childCount; i++) { 18020 PackageRemovedInfo childInfo = removedChildPackages.valueAt(i); 18021 childInfo.sendPackageRemovedBroadcastInternal(killApp); 18022 } 18023 } 18024 18025 void sendSystemPackageUpdatedBroadcasts() { 18026 if (isRemovedPackageSystemUpdate) { 18027 sendSystemPackageUpdatedBroadcastsInternal(); 18028 final int childCount = (removedChildPackages != null) 18029 ? removedChildPackages.size() : 0; 18030 for (int i = 0; i < childCount; i++) { 18031 PackageRemovedInfo childInfo = removedChildPackages.valueAt(i); 18032 if (childInfo.isRemovedPackageSystemUpdate) { 18033 childInfo.sendSystemPackageUpdatedBroadcastsInternal(); 18034 } 18035 } 18036 } 18037 } 18038 18039 void sendSystemPackageAppearedBroadcasts() { 18040 final int packageCount = (appearedChildPackages != null) 18041 ? appearedChildPackages.size() : 0; 18042 for (int i = 0; i < packageCount; i++) { 18043 PackageInstalledInfo installedInfo = appearedChildPackages.valueAt(i); 18044 packageSender.sendPackageAddedForNewUsers(installedInfo.name, 18045 true /*sendBootCompleted*/, false /*startReceiver*/, 18046 UserHandle.getAppId(installedInfo.uid), installedInfo.newUsers, null); 18047 } 18048 } 18049 18050 private void sendSystemPackageUpdatedBroadcastsInternal() { 18051 Bundle extras = new Bundle(2); 18052 extras.putInt(Intent.EXTRA_UID, removedAppId >= 0 ? removedAppId : uid); 18053 extras.putBoolean(Intent.EXTRA_REPLACING, true); 18054 packageSender.sendPackageBroadcast(Intent.ACTION_PACKAGE_ADDED, 18055 removedPackage, extras, 0, null /*targetPackage*/, null, null, null); 18056 packageSender.sendPackageBroadcast(Intent.ACTION_PACKAGE_REPLACED, 18057 removedPackage, extras, 0, null /*targetPackage*/, null, null, null); 18058 packageSender.sendPackageBroadcast(Intent.ACTION_MY_PACKAGE_REPLACED, 18059 null, null, 0, removedPackage, null, null, null); 18060 if (installerPackageName != null) { 18061 packageSender.sendPackageBroadcast(Intent.ACTION_PACKAGE_ADDED, 18062 removedPackage, extras, 0 /*flags*/, 18063 installerPackageName, null, null, null); 18064 packageSender.sendPackageBroadcast(Intent.ACTION_PACKAGE_REPLACED, 18065 removedPackage, extras, 0 /*flags*/, 18066 installerPackageName, null, null, null); 18067 } 18068 } 18069 18070 private void sendPackageRemovedBroadcastInternal(boolean killApp) { 18071 // Don't send static shared library removal broadcasts as these 18072 // libs are visible only the the apps that depend on them an one 18073 // cannot remove the library if it has a dependency. 18074 if (isStaticSharedLib) { 18075 return; 18076 } 18077 Bundle extras = new Bundle(2); 18078 extras.putInt(Intent.EXTRA_UID, removedAppId >= 0 ? removedAppId : uid); 18079 extras.putBoolean(Intent.EXTRA_DATA_REMOVED, dataRemoved); 18080 extras.putBoolean(Intent.EXTRA_DONT_KILL_APP, !killApp); 18081 if (isUpdate || isRemovedPackageSystemUpdate) { 18082 extras.putBoolean(Intent.EXTRA_REPLACING, true); 18083 } 18084 extras.putBoolean(Intent.EXTRA_REMOVED_FOR_ALL_USERS, removedForAllUsers); 18085 if (removedPackage != null) { 18086 packageSender.sendPackageBroadcast(Intent.ACTION_PACKAGE_REMOVED, 18087 removedPackage, extras, 0, null /*targetPackage*/, null, 18088 broadcastUsers, instantUserIds); 18089 if (installerPackageName != null) { 18090 packageSender.sendPackageBroadcast(Intent.ACTION_PACKAGE_REMOVED, 18091 removedPackage, extras, 0 /*flags*/, 18092 installerPackageName, null, broadcastUsers, instantUserIds); 18093 } 18094 if (dataRemoved && !isRemovedPackageSystemUpdate) { 18095 packageSender.sendPackageBroadcast(Intent.ACTION_PACKAGE_FULLY_REMOVED, 18096 removedPackage, extras, 18097 Intent.FLAG_RECEIVER_INCLUDE_BACKGROUND, 18098 null, null, broadcastUsers, instantUserIds); 18099 packageSender.notifyPackageRemoved(removedPackage); 18100 } 18101 } 18102 if (removedAppId >= 0) { 18103 packageSender.sendPackageBroadcast(Intent.ACTION_UID_REMOVED, 18104 null, extras, Intent.FLAG_RECEIVER_INCLUDE_BACKGROUND, 18105 null, null, broadcastUsers, instantUserIds); 18106 } 18107 } 18108 18109 void populateUsers(int[] userIds, PackageSetting deletedPackageSetting) { 18110 removedUsers = userIds; 18111 if (removedUsers == null) { 18112 broadcastUsers = null; 18113 return; 18114 } 18115 18116 broadcastUsers = EMPTY_INT_ARRAY; 18117 instantUserIds = EMPTY_INT_ARRAY; 18118 for (int i = userIds.length - 1; i >= 0; --i) { 18119 final int userId = userIds[i]; 18120 if (deletedPackageSetting.getInstantApp(userId)) { 18121 instantUserIds = ArrayUtils.appendInt(instantUserIds, userId); 18122 } else { 18123 broadcastUsers = ArrayUtils.appendInt(broadcastUsers, userId); 18124 } 18125 } 18126 } 18127 } 18128 18129 /* 18130 * This method deletes the package from internal data structures. If the DONT_DELETE_DATA 18131 * flag is not set, the data directory is removed as well. 18132 * make sure this flag is set for partially installed apps. If not its meaningless to 18133 * delete a partially installed application. 18134 */ 18135 private void removePackageDataLIF(PackageSetting ps, int[] allUserHandles, 18136 PackageRemovedInfo outInfo, int flags, boolean writeSettings) { 18137 String packageName = ps.name; 18138 if (DEBUG_REMOVE) Slog.d(TAG, "removePackageDataLI: " + ps); 18139 // Retrieve object to delete permissions for shared user later on 18140 final PackageParser.Package deletedPkg; 18141 final PackageSetting deletedPs; 18142 // reader 18143 synchronized (mPackages) { 18144 deletedPkg = mPackages.get(packageName); 18145 deletedPs = mSettings.mPackages.get(packageName); 18146 if (outInfo != null) { 18147 outInfo.removedPackage = packageName; 18148 outInfo.installerPackageName = ps.installerPackageName; 18149 outInfo.isStaticSharedLib = deletedPkg != null 18150 && deletedPkg.staticSharedLibName != null; 18151 outInfo.populateUsers(deletedPs == null ? null 18152 : deletedPs.queryInstalledUsers(sUserManager.getUserIds(), true), deletedPs); 18153 } 18154 } 18155 18156 removePackageLI(ps, (flags & PackageManager.DELETE_CHATTY) != 0); 18157 18158 if ((flags & PackageManager.DELETE_KEEP_DATA) == 0) { 18159 final PackageParser.Package resolvedPkg; 18160 if (deletedPkg != null) { 18161 resolvedPkg = deletedPkg; 18162 } else { 18163 // We don't have a parsed package when it lives on an ejected 18164 // adopted storage device, so fake something together 18165 resolvedPkg = new PackageParser.Package(ps.name); 18166 resolvedPkg.setVolumeUuid(ps.volumeUuid); 18167 } 18168 destroyAppDataLIF(resolvedPkg, UserHandle.USER_ALL, 18169 StorageManager.FLAG_STORAGE_DE | StorageManager.FLAG_STORAGE_CE); 18170 destroyAppProfilesLIF(resolvedPkg, UserHandle.USER_ALL); 18171 if (outInfo != null) { 18172 outInfo.dataRemoved = true; 18173 } 18174 schedulePackageCleaning(packageName, UserHandle.USER_ALL, true); 18175 } 18176 18177 int removedAppId = -1; 18178 18179 // writer 18180 synchronized (mPackages) { 18181 boolean installedStateChanged = false; 18182 if (deletedPs != null) { 18183 if ((flags&PackageManager.DELETE_KEEP_DATA) == 0) { 18184 clearIntentFilterVerificationsLPw(deletedPs.name, UserHandle.USER_ALL); 18185 clearDefaultBrowserIfNeeded(packageName); 18186 mSettings.mKeySetManagerService.removeAppKeySetDataLPw(packageName); 18187 removedAppId = mSettings.removePackageLPw(packageName); 18188 if (outInfo != null) { 18189 outInfo.removedAppId = removedAppId; 18190 } 18191 mPermissionManager.updatePermissions( 18192 deletedPs.name, null, false, mPackages.values(), mPermissionCallback); 18193 if (deletedPs.sharedUser != null) { 18194 // Remove permissions associated with package. Since runtime 18195 // permissions are per user we have to kill the removed package 18196 // or packages running under the shared user of the removed 18197 // package if revoking the permissions requested only by the removed 18198 // package is successful and this causes a change in gids. 18199 for (int userId : UserManagerService.getInstance().getUserIds()) { 18200 final int userIdToKill = mSettings.updateSharedUserPermsLPw(deletedPs, 18201 userId); 18202 if (userIdToKill == UserHandle.USER_ALL 18203 || userIdToKill >= UserHandle.USER_SYSTEM) { 18204 // If gids changed for this user, kill all affected packages. 18205 mHandler.post(new Runnable() { 18206 @Override 18207 public void run() { 18208 // This has to happen with no lock held. 18209 killApplication(deletedPs.name, deletedPs.appId, 18210 KILL_APP_REASON_GIDS_CHANGED); 18211 } 18212 }); 18213 break; 18214 } 18215 } 18216 } 18217 clearPackagePreferredActivitiesLPw(deletedPs.name, UserHandle.USER_ALL); 18218 } 18219 // make sure to preserve per-user disabled state if this removal was just 18220 // a downgrade of a system app to the factory package 18221 if (allUserHandles != null && outInfo != null && outInfo.origUsers != null) { 18222 if (DEBUG_REMOVE) { 18223 Slog.d(TAG, "Propagating install state across downgrade"); 18224 } 18225 for (int userId : allUserHandles) { 18226 final boolean installed = ArrayUtils.contains(outInfo.origUsers, userId); 18227 if (DEBUG_REMOVE) { 18228 Slog.d(TAG, " user " + userId + " => " + installed); 18229 } 18230 if (installed != ps.getInstalled(userId)) { 18231 installedStateChanged = true; 18232 } 18233 ps.setInstalled(installed, userId); 18234 } 18235 } 18236 } 18237 // can downgrade to reader 18238 if (writeSettings) { 18239 // Save settings now 18240 mSettings.writeLPr(); 18241 } 18242 if (installedStateChanged) { 18243 mSettings.writeKernelMappingLPr(ps); 18244 } 18245 } 18246 if (removedAppId != -1) { 18247 // A user ID was deleted here. Go through all users and remove it 18248 // from KeyStore. 18249 removeKeystoreDataIfNeeded(UserHandle.USER_ALL, removedAppId); 18250 } 18251 } 18252 18253 static boolean locationIsPrivileged(String path) { 18254 try { 18255 final File privilegedAppDir = new File(Environment.getRootDirectory(), "priv-app"); 18256 final File privilegedVendorAppDir = new File(Environment.getVendorDirectory(), "priv-app"); 18257 final File privilegedProductAppDir = new File(Environment.getProductDirectory(), "priv-app"); 18258 return path.startsWith(privilegedAppDir.getCanonicalPath()) 18259 || path.startsWith(privilegedVendorAppDir.getCanonicalPath()) 18260 || path.startsWith(privilegedProductAppDir.getCanonicalPath()); 18261 } catch (IOException e) { 18262 Slog.e(TAG, "Unable to access code path " + path); 18263 } 18264 return false; 18265 } 18266 18267 static boolean locationIsOem(String path) { 18268 try { 18269 return path.startsWith(Environment.getOemDirectory().getCanonicalPath()); 18270 } catch (IOException e) { 18271 Slog.e(TAG, "Unable to access code path " + path); 18272 } 18273 return false; 18274 } 18275 18276 static boolean locationIsVendor(String path) { 18277 try { 18278 return path.startsWith(Environment.getVendorDirectory().getCanonicalPath()); 18279 } catch (IOException e) { 18280 Slog.e(TAG, "Unable to access code path " + path); 18281 } 18282 return false; 18283 } 18284 18285 static boolean locationIsProduct(String path) { 18286 try { 18287 return path.startsWith(Environment.getProductDirectory().getCanonicalPath()); 18288 } catch (IOException e) { 18289 Slog.e(TAG, "Unable to access code path " + path); 18290 } 18291 return false; 18292 } 18293 18294 /* 18295 * Tries to delete system package. 18296 */ 18297 private boolean deleteSystemPackageLIF(PackageParser.Package deletedPkg, 18298 PackageSetting deletedPs, int[] allUserHandles, int flags, PackageRemovedInfo outInfo, 18299 boolean writeSettings) { 18300 if (deletedPs.parentPackageName != null) { 18301 Slog.w(TAG, "Attempt to delete child system package " + deletedPkg.packageName); 18302 return false; 18303 } 18304 18305 final boolean applyUserRestrictions 18306 = (allUserHandles != null) && (outInfo.origUsers != null); 18307 final PackageSetting disabledPs; 18308 // Confirm if the system package has been updated 18309 // An updated system app can be deleted. This will also have to restore 18310 // the system pkg from system partition 18311 // reader 18312 synchronized (mPackages) { 18313 disabledPs = mSettings.getDisabledSystemPkgLPr(deletedPs.name); 18314 } 18315 18316 if (DEBUG_REMOVE) Slog.d(TAG, "deleteSystemPackageLI: newPs=" + deletedPkg.packageName 18317 + " disabledPs=" + disabledPs); 18318 18319 if (disabledPs == null) { 18320 Slog.w(TAG, "Attempt to delete unknown system package "+ deletedPkg.packageName); 18321 return false; 18322 } else if (DEBUG_REMOVE) { 18323 Slog.d(TAG, "Deleting system pkg from data partition"); 18324 } 18325 18326 if (DEBUG_REMOVE) { 18327 if (applyUserRestrictions) { 18328 Slog.d(TAG, "Remembering install states:"); 18329 for (int userId : allUserHandles) { 18330 final boolean finstalled = ArrayUtils.contains(outInfo.origUsers, userId); 18331 Slog.d(TAG, " u=" + userId + " inst=" + finstalled); 18332 } 18333 } 18334 } 18335 18336 // Delete the updated package 18337 outInfo.isRemovedPackageSystemUpdate = true; 18338 if (outInfo.removedChildPackages != null) { 18339 final int childCount = (deletedPs.childPackageNames != null) 18340 ? deletedPs.childPackageNames.size() : 0; 18341 for (int i = 0; i < childCount; i++) { 18342 String childPackageName = deletedPs.childPackageNames.get(i); 18343 if (disabledPs.childPackageNames != null && disabledPs.childPackageNames 18344 .contains(childPackageName)) { 18345 PackageRemovedInfo childInfo = outInfo.removedChildPackages.get( 18346 childPackageName); 18347 if (childInfo != null) { 18348 childInfo.isRemovedPackageSystemUpdate = true; 18349 } 18350 } 18351 } 18352 } 18353 18354 if (disabledPs.versionCode < deletedPs.versionCode) { 18355 // Delete data for downgrades 18356 flags &= ~PackageManager.DELETE_KEEP_DATA; 18357 } else { 18358 // Preserve data by setting flag 18359 flags |= PackageManager.DELETE_KEEP_DATA; 18360 } 18361 18362 boolean ret = deleteInstalledPackageLIF(deletedPs, true, flags, allUserHandles, 18363 outInfo, writeSettings, disabledPs.pkg); 18364 if (!ret) { 18365 return false; 18366 } 18367 18368 // writer 18369 synchronized (mPackages) { 18370 // NOTE: The system package always needs to be enabled; even if it's for 18371 // a compressed stub. If we don't, installing the system package fails 18372 // during scan [scanning checks the disabled packages]. We will reverse 18373 // this later, after we've "installed" the stub. 18374 // Reinstate the old system package 18375 enableSystemPackageLPw(disabledPs.pkg); 18376 // Remove any native libraries from the upgraded package. 18377 removeNativeBinariesLI(deletedPs); 18378 } 18379 18380 // Install the system package 18381 if (DEBUG_REMOVE) Slog.d(TAG, "Re-installing system package: " + disabledPs); 18382 try { 18383 installPackageFromSystemLIF(disabledPs.codePathString, false, allUserHandles, 18384 outInfo.origUsers, deletedPs.getPermissionsState(), writeSettings); 18385 } catch (PackageManagerException e) { 18386 Slog.w(TAG, "Failed to restore system package:" + deletedPkg.packageName + ": " 18387 + e.getMessage()); 18388 return false; 18389 } finally { 18390 if (disabledPs.pkg.isStub) { 18391 mSettings.disableSystemPackageLPw(disabledPs.name, true /*replaced*/); 18392 } 18393 } 18394 return true; 18395 } 18396 18397 /** 18398 * Installs a package that's already on the system partition. 18399 */ 18400 private PackageParser.Package installPackageFromSystemLIF(@NonNull String codePathString, 18401 boolean isPrivileged, @Nullable int[] allUserHandles, @Nullable int[] origUserHandles, 18402 @Nullable PermissionsState origPermissionState, boolean writeSettings) 18403 throws PackageManagerException { 18404 @ParseFlags int parseFlags = 18405 mDefParseFlags 18406 | PackageParser.PARSE_MUST_BE_APK 18407 | PackageParser.PARSE_IS_SYSTEM_DIR; 18408 @ScanFlags int scanFlags = SCAN_AS_SYSTEM; 18409 if (isPrivileged || locationIsPrivileged(codePathString)) { 18410 scanFlags |= SCAN_AS_PRIVILEGED; 18411 } 18412 if (locationIsOem(codePathString)) { 18413 scanFlags |= SCAN_AS_OEM; 18414 } 18415 if (locationIsVendor(codePathString)) { 18416 scanFlags |= SCAN_AS_VENDOR; 18417 } 18418 if (locationIsProduct(codePathString)) { 18419 scanFlags |= SCAN_AS_PRODUCT; 18420 } 18421 18422 final File codePath = new File(codePathString); 18423 final PackageParser.Package pkg = 18424 scanPackageTracedLI(codePath, parseFlags, scanFlags, 0 /*currentTime*/, null); 18425 18426 try { 18427 // update shared libraries for the newly re-installed system package 18428 updateSharedLibrariesLPr(pkg, null); 18429 } catch (PackageManagerException e) { 18430 Slog.e(TAG, "updateAllSharedLibrariesLPw failed: " + e.getMessage()); 18431 } 18432 18433 prepareAppDataAfterInstallLIF(pkg); 18434 18435 // writer 18436 synchronized (mPackages) { 18437 PackageSetting ps = mSettings.mPackages.get(pkg.packageName); 18438 18439 // Propagate the permissions state as we do not want to drop on the floor 18440 // runtime permissions. The update permissions method below will take 18441 // care of removing obsolete permissions and grant install permissions. 18442 if (origPermissionState != null) { 18443 ps.getPermissionsState().copyFrom(origPermissionState); 18444 } 18445 mPermissionManager.updatePermissions(pkg.packageName, pkg, true, mPackages.values(), 18446 mPermissionCallback); 18447 18448 final boolean applyUserRestrictions 18449 = (allUserHandles != null) && (origUserHandles != null); 18450 if (applyUserRestrictions) { 18451 boolean installedStateChanged = false; 18452 if (DEBUG_REMOVE) { 18453 Slog.d(TAG, "Propagating install state across reinstall"); 18454 } 18455 for (int userId : allUserHandles) { 18456 final boolean installed = ArrayUtils.contains(origUserHandles, userId); 18457 if (DEBUG_REMOVE) { 18458 Slog.d(TAG, " user " + userId + " => " + installed); 18459 } 18460 if (installed != ps.getInstalled(userId)) { 18461 installedStateChanged = true; 18462 } 18463 ps.setInstalled(installed, userId); 18464 18465 mSettings.writeRuntimePermissionsForUserLPr(userId, false); 18466 } 18467 // Regardless of writeSettings we need to ensure that this restriction 18468 // state propagation is persisted 18469 mSettings.writeAllUsersPackageRestrictionsLPr(); 18470 if (installedStateChanged) { 18471 mSettings.writeKernelMappingLPr(ps); 18472 } 18473 } 18474 // can downgrade to reader here 18475 if (writeSettings) { 18476 mSettings.writeLPr(); 18477 } 18478 } 18479 return pkg; 18480 } 18481 18482 private boolean deleteInstalledPackageLIF(PackageSetting ps, 18483 boolean deleteCodeAndResources, int flags, int[] allUserHandles, 18484 PackageRemovedInfo outInfo, boolean writeSettings, 18485 PackageParser.Package replacingPackage) { 18486 synchronized (mPackages) { 18487 if (outInfo != null) { 18488 outInfo.uid = ps.appId; 18489 } 18490 18491 if (outInfo != null && outInfo.removedChildPackages != null) { 18492 final int childCount = (ps.childPackageNames != null) 18493 ? ps.childPackageNames.size() : 0; 18494 for (int i = 0; i < childCount; i++) { 18495 String childPackageName = ps.childPackageNames.get(i); 18496 PackageSetting childPs = mSettings.mPackages.get(childPackageName); 18497 if (childPs == null) { 18498 return false; 18499 } 18500 PackageRemovedInfo childInfo = outInfo.removedChildPackages.get( 18501 childPackageName); 18502 if (childInfo != null) { 18503 childInfo.uid = childPs.appId; 18504 } 18505 } 18506 } 18507 } 18508 18509 // Delete package data from internal structures and also remove data if flag is set 18510 removePackageDataLIF(ps, allUserHandles, outInfo, flags, writeSettings); 18511 18512 // Delete the child packages data 18513 final int childCount = (ps.childPackageNames != null) ? ps.childPackageNames.size() : 0; 18514 for (int i = 0; i < childCount; i++) { 18515 PackageSetting childPs; 18516 synchronized (mPackages) { 18517 childPs = mSettings.getPackageLPr(ps.childPackageNames.get(i)); 18518 } 18519 if (childPs != null) { 18520 PackageRemovedInfo childOutInfo = (outInfo != null 18521 && outInfo.removedChildPackages != null) 18522 ? outInfo.removedChildPackages.get(childPs.name) : null; 18523 final int deleteFlags = (flags & DELETE_KEEP_DATA) != 0 18524 && (replacingPackage != null 18525 && !replacingPackage.hasChildPackage(childPs.name)) 18526 ? flags & ~DELETE_KEEP_DATA : flags; 18527 removePackageDataLIF(childPs, allUserHandles, childOutInfo, 18528 deleteFlags, writeSettings); 18529 } 18530 } 18531 18532 // Delete application code and resources only for parent packages 18533 if (ps.parentPackageName == null) { 18534 if (deleteCodeAndResources && (outInfo != null)) { 18535 outInfo.args = createInstallArgsForExisting(packageFlagsToInstallFlags(ps), 18536 ps.codePathString, ps.resourcePathString, getAppDexInstructionSets(ps)); 18537 if (DEBUG_SD_INSTALL) Slog.i(TAG, "args=" + outInfo.args); 18538 } 18539 } 18540 18541 return true; 18542 } 18543 18544 @Override 18545 public boolean setBlockUninstallForUser(String packageName, boolean blockUninstall, 18546 int userId) { 18547 mContext.enforceCallingOrSelfPermission( 18548 android.Manifest.permission.DELETE_PACKAGES, null); 18549 synchronized (mPackages) { 18550 // Cannot block uninstall of static shared libs as they are 18551 // considered a part of the using app (emulating static linking). 18552 // Also static libs are installed always on internal storage. 18553 PackageParser.Package pkg = mPackages.get(packageName); 18554 if (pkg != null && pkg.staticSharedLibName != null) { 18555 Slog.w(TAG, "Cannot block uninstall of package: " + packageName 18556 + " providing static shared library: " + pkg.staticSharedLibName); 18557 return false; 18558 } 18559 mSettings.setBlockUninstallLPw(userId, packageName, blockUninstall); 18560 mSettings.writePackageRestrictionsLPr(userId); 18561 } 18562 return true; 18563 } 18564 18565 @Override 18566 public boolean getBlockUninstallForUser(String packageName, int userId) { 18567 synchronized (mPackages) { 18568 final PackageSetting ps = mSettings.mPackages.get(packageName); 18569 if (ps == null || filterAppAccessLPr(ps, Binder.getCallingUid(), userId)) { 18570 return false; 18571 } 18572 return mSettings.getBlockUninstallLPr(userId, packageName); 18573 } 18574 } 18575 18576 @Override 18577 public boolean setRequiredForSystemUser(String packageName, boolean systemUserApp) { 18578 enforceSystemOrRoot("setRequiredForSystemUser can only be run by the system or root"); 18579 synchronized (mPackages) { 18580 PackageSetting ps = mSettings.mPackages.get(packageName); 18581 if (ps == null) { 18582 Log.w(TAG, "Package doesn't exist: " + packageName); 18583 return false; 18584 } 18585 if (systemUserApp) { 18586 ps.pkgPrivateFlags |= ApplicationInfo.PRIVATE_FLAG_REQUIRED_FOR_SYSTEM_USER; 18587 } else { 18588 ps.pkgPrivateFlags &= ~ApplicationInfo.PRIVATE_FLAG_REQUIRED_FOR_SYSTEM_USER; 18589 } 18590 mSettings.writeLPr(); 18591 } 18592 return true; 18593 } 18594 18595 /* 18596 * This method handles package deletion in general 18597 */ 18598 private boolean deletePackageLIF(String packageName, UserHandle user, 18599 boolean deleteCodeAndResources, int[] allUserHandles, int flags, 18600 PackageRemovedInfo outInfo, boolean writeSettings, 18601 PackageParser.Package replacingPackage) { 18602 if (packageName == null) { 18603 Slog.w(TAG, "Attempt to delete null packageName."); 18604 return false; 18605 } 18606 18607 if (DEBUG_REMOVE) Slog.d(TAG, "deletePackageLI: " + packageName + " user " + user); 18608 18609 PackageSetting ps; 18610 synchronized (mPackages) { 18611 ps = mSettings.mPackages.get(packageName); 18612 if (ps == null) { 18613 Slog.w(TAG, "Package named '" + packageName + "' doesn't exist."); 18614 return false; 18615 } 18616 18617 if (ps.parentPackageName != null && (!isSystemApp(ps) 18618 || (flags & PackageManager.DELETE_SYSTEM_APP) != 0)) { 18619 if (DEBUG_REMOVE) { 18620 Slog.d(TAG, "Uninstalled child package:" + packageName + " for user:" 18621 + ((user == null) ? UserHandle.USER_ALL : user)); 18622 } 18623 final int removedUserId = (user != null) ? user.getIdentifier() 18624 : UserHandle.USER_ALL; 18625 if (!clearPackageStateForUserLIF(ps, removedUserId, outInfo)) { 18626 return false; 18627 } 18628 markPackageUninstalledForUserLPw(ps, user); 18629 scheduleWritePackageRestrictionsLocked(user); 18630 return true; 18631 } 18632 } 18633 18634 if (((!isSystemApp(ps) || (flags&PackageManager.DELETE_SYSTEM_APP) != 0) && user != null 18635 && user.getIdentifier() != UserHandle.USER_ALL)) { 18636 // The caller is asking that the package only be deleted for a single 18637 // user. To do this, we just mark its uninstalled state and delete 18638 // its data. If this is a system app, we only allow this to happen if 18639 // they have set the special DELETE_SYSTEM_APP which requests different 18640 // semantics than normal for uninstalling system apps. 18641 markPackageUninstalledForUserLPw(ps, user); 18642 18643 if (!isSystemApp(ps)) { 18644 // Do not uninstall the APK if an app should be cached 18645 boolean keepUninstalledPackage = shouldKeepUninstalledPackageLPr(packageName); 18646 if (ps.isAnyInstalled(sUserManager.getUserIds()) || keepUninstalledPackage) { 18647 // Other user still have this package installed, so all 18648 // we need to do is clear this user's data and save that 18649 // it is uninstalled. 18650 if (DEBUG_REMOVE) Slog.d(TAG, "Still installed by other users"); 18651 if (!clearPackageStateForUserLIF(ps, user.getIdentifier(), outInfo)) { 18652 return false; 18653 } 18654 scheduleWritePackageRestrictionsLocked(user); 18655 return true; 18656 } else { 18657 // We need to set it back to 'installed' so the uninstall 18658 // broadcasts will be sent correctly. 18659 if (DEBUG_REMOVE) Slog.d(TAG, "Not installed by other users, full delete"); 18660 ps.setInstalled(true, user.getIdentifier()); 18661 mSettings.writeKernelMappingLPr(ps); 18662 } 18663 } else { 18664 // This is a system app, so we assume that the 18665 // other users still have this package installed, so all 18666 // we need to do is clear this user's data and save that 18667 // it is uninstalled. 18668 if (DEBUG_REMOVE) Slog.d(TAG, "Deleting system app"); 18669 if (!clearPackageStateForUserLIF(ps, user.getIdentifier(), outInfo)) { 18670 return false; 18671 } 18672 scheduleWritePackageRestrictionsLocked(user); 18673 return true; 18674 } 18675 } 18676 18677 // If we are deleting a composite package for all users, keep track 18678 // of result for each child. 18679 if (ps.childPackageNames != null && outInfo != null) { 18680 synchronized (mPackages) { 18681 final int childCount = ps.childPackageNames.size(); 18682 outInfo.removedChildPackages = new ArrayMap<>(childCount); 18683 for (int i = 0; i < childCount; i++) { 18684 String childPackageName = ps.childPackageNames.get(i); 18685 PackageRemovedInfo childInfo = new PackageRemovedInfo(this); 18686 childInfo.removedPackage = childPackageName; 18687 childInfo.installerPackageName = ps.installerPackageName; 18688 outInfo.removedChildPackages.put(childPackageName, childInfo); 18689 PackageSetting childPs = mSettings.getPackageLPr(childPackageName); 18690 if (childPs != null) { 18691 childInfo.origUsers = childPs.queryInstalledUsers(allUserHandles, true); 18692 } 18693 } 18694 } 18695 } 18696 18697 boolean ret = false; 18698 if (isSystemApp(ps)) { 18699 if (DEBUG_REMOVE) Slog.d(TAG, "Removing system package: " + ps.name); 18700 // When an updated system application is deleted we delete the existing resources 18701 // as well and fall back to existing code in system partition 18702 ret = deleteSystemPackageLIF(ps.pkg, ps, allUserHandles, flags, outInfo, writeSettings); 18703 } else { 18704 if (DEBUG_REMOVE) Slog.d(TAG, "Removing non-system package: " + ps.name); 18705 ret = deleteInstalledPackageLIF(ps, deleteCodeAndResources, flags, allUserHandles, 18706 outInfo, writeSettings, replacingPackage); 18707 } 18708 18709 // Take a note whether we deleted the package for all users 18710 if (outInfo != null) { 18711 outInfo.removedForAllUsers = mPackages.get(ps.name) == null; 18712 if (outInfo.removedChildPackages != null) { 18713 synchronized (mPackages) { 18714 final int childCount = outInfo.removedChildPackages.size(); 18715 for (int i = 0; i < childCount; i++) { 18716 PackageRemovedInfo childInfo = outInfo.removedChildPackages.valueAt(i); 18717 if (childInfo != null) { 18718 childInfo.removedForAllUsers = mPackages.get( 18719 childInfo.removedPackage) == null; 18720 } 18721 } 18722 } 18723 } 18724 // If we uninstalled an update to a system app there may be some 18725 // child packages that appeared as they are declared in the system 18726 // app but were not declared in the update. 18727 if (isSystemApp(ps)) { 18728 synchronized (mPackages) { 18729 PackageSetting updatedPs = mSettings.getPackageLPr(ps.name); 18730 final int childCount = (updatedPs.childPackageNames != null) 18731 ? updatedPs.childPackageNames.size() : 0; 18732 for (int i = 0; i < childCount; i++) { 18733 String childPackageName = updatedPs.childPackageNames.get(i); 18734 if (outInfo.removedChildPackages == null 18735 || outInfo.removedChildPackages.indexOfKey(childPackageName) < 0) { 18736 PackageSetting childPs = mSettings.getPackageLPr(childPackageName); 18737 if (childPs == null) { 18738 continue; 18739 } 18740 PackageInstalledInfo installRes = new PackageInstalledInfo(); 18741 installRes.name = childPackageName; 18742 installRes.newUsers = childPs.queryInstalledUsers(allUserHandles, true); 18743 installRes.pkg = mPackages.get(childPackageName); 18744 installRes.uid = childPs.pkg.applicationInfo.uid; 18745 if (outInfo.appearedChildPackages == null) { 18746 outInfo.appearedChildPackages = new ArrayMap<>(); 18747 } 18748 outInfo.appearedChildPackages.put(childPackageName, installRes); 18749 } 18750 } 18751 } 18752 } 18753 } 18754 18755 return ret; 18756 } 18757 18758 private void markPackageUninstalledForUserLPw(PackageSetting ps, UserHandle user) { 18759 final int[] userIds = (user == null || user.getIdentifier() == UserHandle.USER_ALL) 18760 ? sUserManager.getUserIds() : new int[] {user.getIdentifier()}; 18761 for (int nextUserId : userIds) { 18762 if (DEBUG_REMOVE) { 18763 Slog.d(TAG, "Marking package:" + ps.name + " uninstalled for user:" + nextUserId); 18764 } 18765 ps.setUserState(nextUserId, 0, COMPONENT_ENABLED_STATE_DEFAULT, 18766 false /*installed*/, 18767 true /*stopped*/, 18768 true /*notLaunched*/, 18769 false /*hidden*/, 18770 false /*suspended*/, 18771 false /*instantApp*/, 18772 false /*virtualPreload*/, 18773 null /*lastDisableAppCaller*/, 18774 null /*enabledComponents*/, 18775 null /*disabledComponents*/, 18776 ps.readUserState(nextUserId).domainVerificationStatus, 18777 0, PackageManager.INSTALL_REASON_UNKNOWN, 18778 null /*harmfulAppWarning*/); 18779 } 18780 mSettings.writeKernelMappingLPr(ps); 18781 } 18782 18783 private boolean clearPackageStateForUserLIF(PackageSetting ps, int userId, 18784 PackageRemovedInfo outInfo) { 18785 final PackageParser.Package pkg; 18786 synchronized (mPackages) { 18787 pkg = mPackages.get(ps.name); 18788 } 18789 18790 final int[] userIds = (userId == UserHandle.USER_ALL) ? sUserManager.getUserIds() 18791 : new int[] {userId}; 18792 for (int nextUserId : userIds) { 18793 if (DEBUG_REMOVE) { 18794 Slog.d(TAG, "Updating package:" + ps.name + " install state for user:" 18795 + nextUserId); 18796 } 18797 18798 destroyAppDataLIF(pkg, userId, 18799 StorageManager.FLAG_STORAGE_DE | StorageManager.FLAG_STORAGE_CE); 18800 destroyAppProfilesLIF(pkg, userId); 18801 clearDefaultBrowserIfNeededForUser(ps.name, userId); 18802 removeKeystoreDataIfNeeded(nextUserId, ps.appId); 18803 schedulePackageCleaning(ps.name, nextUserId, false); 18804 synchronized (mPackages) { 18805 if (clearPackagePreferredActivitiesLPw(ps.name, nextUserId)) { 18806 scheduleWritePackageRestrictionsLocked(nextUserId); 18807 } 18808 resetUserChangesToRuntimePermissionsAndFlagsLPw(ps, nextUserId); 18809 } 18810 } 18811 18812 if (outInfo != null) { 18813 outInfo.removedPackage = ps.name; 18814 outInfo.installerPackageName = ps.installerPackageName; 18815 outInfo.isStaticSharedLib = pkg != null && pkg.staticSharedLibName != null; 18816 outInfo.removedAppId = ps.appId; 18817 outInfo.removedUsers = userIds; 18818 outInfo.broadcastUsers = userIds; 18819 } 18820 18821 return true; 18822 } 18823 18824 private final class ClearStorageConnection implements ServiceConnection { 18825 IMediaContainerService mContainerService; 18826 18827 @Override 18828 public void onServiceConnected(ComponentName name, IBinder service) { 18829 synchronized (this) { 18830 mContainerService = IMediaContainerService.Stub 18831 .asInterface(Binder.allowBlocking(service)); 18832 notifyAll(); 18833 } 18834 } 18835 18836 @Override 18837 public void onServiceDisconnected(ComponentName name) { 18838 } 18839 } 18840 18841 private void clearExternalStorageDataSync(String packageName, int userId, boolean allData) { 18842 if (DEFAULT_CONTAINER_PACKAGE.equals(packageName)) return; 18843 18844 final boolean mounted; 18845 if (Environment.isExternalStorageEmulated()) { 18846 mounted = true; 18847 } else { 18848 final String status = Environment.getExternalStorageState(); 18849 18850 mounted = status.equals(Environment.MEDIA_MOUNTED) 18851 || status.equals(Environment.MEDIA_MOUNTED_READ_ONLY); 18852 } 18853 18854 if (!mounted) { 18855 return; 18856 } 18857 18858 final Intent containerIntent = new Intent().setComponent(DEFAULT_CONTAINER_COMPONENT); 18859 int[] users; 18860 if (userId == UserHandle.USER_ALL) { 18861 users = sUserManager.getUserIds(); 18862 } else { 18863 users = new int[] { userId }; 18864 } 18865 final ClearStorageConnection conn = new ClearStorageConnection(); 18866 if (mContext.bindServiceAsUser( 18867 containerIntent, conn, Context.BIND_AUTO_CREATE, UserHandle.SYSTEM)) { 18868 try { 18869 for (int curUser : users) { 18870 long timeout = SystemClock.uptimeMillis() + 5000; 18871 synchronized (conn) { 18872 long now; 18873 while (conn.mContainerService == null && 18874 (now = SystemClock.uptimeMillis()) < timeout) { 18875 try { 18876 conn.wait(timeout - now); 18877 } catch (InterruptedException e) { 18878 } 18879 } 18880 } 18881 if (conn.mContainerService == null) { 18882 return; 18883 } 18884 18885 final UserEnvironment userEnv = new UserEnvironment(curUser); 18886 clearDirectory(conn.mContainerService, 18887 userEnv.buildExternalStorageAppCacheDirs(packageName)); 18888 if (allData) { 18889 clearDirectory(conn.mContainerService, 18890 userEnv.buildExternalStorageAppDataDirs(packageName)); 18891 clearDirectory(conn.mContainerService, 18892 userEnv.buildExternalStorageAppMediaDirs(packageName)); 18893 } 18894 } 18895 } finally { 18896 mContext.unbindService(conn); 18897 } 18898 } 18899 } 18900 18901 @Override 18902 public void clearApplicationProfileData(String packageName) { 18903 enforceSystemOrRoot("Only the system can clear all profile data"); 18904 18905 final PackageParser.Package pkg; 18906 synchronized (mPackages) { 18907 pkg = mPackages.get(packageName); 18908 } 18909 18910 try (PackageFreezer freezer = freezePackage(packageName, "clearApplicationProfileData")) { 18911 synchronized (mInstallLock) { 18912 clearAppProfilesLIF(pkg, UserHandle.USER_ALL); 18913 } 18914 } 18915 } 18916 18917 @Override 18918 public void clearApplicationUserData(final String packageName, 18919 final IPackageDataObserver observer, final int userId) { 18920 mContext.enforceCallingOrSelfPermission( 18921 android.Manifest.permission.CLEAR_APP_USER_DATA, null); 18922 18923 final int callingUid = Binder.getCallingUid(); 18924 mPermissionManager.enforceCrossUserPermission(callingUid, userId, 18925 true /* requireFullPermission */, false /* checkShell */, "clear application data"); 18926 18927 final PackageSetting ps = mSettings.getPackageLPr(packageName); 18928 final boolean filterApp = (ps != null && filterAppAccessLPr(ps, callingUid, userId)); 18929 if (!filterApp && mProtectedPackages.isPackageDataProtected(userId, packageName)) { 18930 throw new SecurityException("Cannot clear data for a protected package: " 18931 + packageName); 18932 } 18933 // Queue up an async operation since the package deletion may take a little while. 18934 mHandler.post(new Runnable() { 18935 public void run() { 18936 mHandler.removeCallbacks(this); 18937 final boolean succeeded; 18938 if (!filterApp) { 18939 try (PackageFreezer freezer = freezePackage(packageName, 18940 "clearApplicationUserData")) { 18941 synchronized (mInstallLock) { 18942 succeeded = clearApplicationUserDataLIF(packageName, userId); 18943 } 18944 clearExternalStorageDataSync(packageName, userId, true); 18945 synchronized (mPackages) { 18946 mInstantAppRegistry.deleteInstantApplicationMetadataLPw( 18947 packageName, userId); 18948 } 18949 } 18950 if (succeeded) { 18951 // invoke DeviceStorageMonitor's update method to clear any notifications 18952 DeviceStorageMonitorInternal dsm = LocalServices 18953 .getService(DeviceStorageMonitorInternal.class); 18954 if (dsm != null) { 18955 dsm.checkMemory(); 18956 } 18957 } 18958 } else { 18959 succeeded = false; 18960 } 18961 if (observer != null) { 18962 try { 18963 observer.onRemoveCompleted(packageName, succeeded); 18964 } catch (RemoteException e) { 18965 Log.i(TAG, "Observer no longer exists."); 18966 } 18967 } //end if observer 18968 } //end run 18969 }); 18970 } 18971 18972 private boolean clearApplicationUserDataLIF(String packageName, int userId) { 18973 if (packageName == null) { 18974 Slog.w(TAG, "Attempt to delete null packageName."); 18975 return false; 18976 } 18977 18978 // Try finding details about the requested package 18979 PackageParser.Package pkg; 18980 synchronized (mPackages) { 18981 pkg = mPackages.get(packageName); 18982 if (pkg == null) { 18983 final PackageSetting ps = mSettings.mPackages.get(packageName); 18984 if (ps != null) { 18985 pkg = ps.pkg; 18986 } 18987 } 18988 18989 if (pkg == null) { 18990 Slog.w(TAG, "Package named '" + packageName + "' doesn't exist."); 18991 return false; 18992 } 18993 18994 PackageSetting ps = (PackageSetting) pkg.mExtras; 18995 resetUserChangesToRuntimePermissionsAndFlagsLPw(ps, userId); 18996 } 18997 18998 clearAppDataLIF(pkg, userId, 18999 StorageManager.FLAG_STORAGE_DE | StorageManager.FLAG_STORAGE_CE); 19000 19001 final int appId = UserHandle.getAppId(pkg.applicationInfo.uid); 19002 removeKeystoreDataIfNeeded(userId, appId); 19003 19004 UserManagerInternal umInternal = getUserManagerInternal(); 19005 final int flags; 19006 if (umInternal.isUserUnlockingOrUnlocked(userId)) { 19007 flags = StorageManager.FLAG_STORAGE_DE | StorageManager.FLAG_STORAGE_CE; 19008 } else if (umInternal.isUserRunning(userId)) { 19009 flags = StorageManager.FLAG_STORAGE_DE; 19010 } else { 19011 flags = 0; 19012 } 19013 prepareAppDataContentsLIF(pkg, userId, flags); 19014 19015 return true; 19016 } 19017 19018 /** 19019 * Reverts user permission state changes (permissions and flags) in 19020 * all packages for a given user. 19021 * 19022 * @param userId The device user for which to do a reset. 19023 */ 19024 private void resetUserChangesToRuntimePermissionsAndFlagsLPw(int userId) { 19025 final int packageCount = mPackages.size(); 19026 for (int i = 0; i < packageCount; i++) { 19027 PackageParser.Package pkg = mPackages.valueAt(i); 19028 PackageSetting ps = (PackageSetting) pkg.mExtras; 19029 resetUserChangesToRuntimePermissionsAndFlagsLPw(ps, userId); 19030 } 19031 } 19032 19033 private void resetNetworkPolicies(int userId) { 19034 LocalServices.getService(NetworkPolicyManagerInternal.class).resetUserState(userId); 19035 } 19036 19037 /** 19038 * Reverts user permission state changes (permissions and flags). 19039 * 19040 * @param ps The package for which to reset. 19041 * @param userId The device user for which to do a reset. 19042 */ 19043 private void resetUserChangesToRuntimePermissionsAndFlagsLPw( 19044 final PackageSetting ps, final int userId) { 19045 if (ps.pkg == null) { 19046 return; 19047 } 19048 19049 // These are flags that can change base on user actions. 19050 final int userSettableMask = FLAG_PERMISSION_USER_SET 19051 | FLAG_PERMISSION_USER_FIXED 19052 | FLAG_PERMISSION_REVOKE_ON_UPGRADE 19053 | FLAG_PERMISSION_REVIEW_REQUIRED; 19054 19055 final int policyOrSystemFlags = FLAG_PERMISSION_SYSTEM_FIXED 19056 | FLAG_PERMISSION_POLICY_FIXED; 19057 19058 boolean writeInstallPermissions = false; 19059 boolean writeRuntimePermissions = false; 19060 19061 final int permissionCount = ps.pkg.requestedPermissions.size(); 19062 for (int i = 0; i < permissionCount; i++) { 19063 final String permName = ps.pkg.requestedPermissions.get(i); 19064 final BasePermission bp = 19065 (BasePermission) mPermissionManager.getPermissionTEMP(permName); 19066 if (bp == null) { 19067 continue; 19068 } 19069 19070 // If shared user we just reset the state to which only this app contributed. 19071 if (ps.sharedUser != null) { 19072 boolean used = false; 19073 final int packageCount = ps.sharedUser.packages.size(); 19074 for (int j = 0; j < packageCount; j++) { 19075 PackageSetting pkg = ps.sharedUser.packages.valueAt(j); 19076 if (pkg.pkg != null && !pkg.pkg.packageName.equals(ps.pkg.packageName) 19077 && pkg.pkg.requestedPermissions.contains(permName)) { 19078 used = true; 19079 break; 19080 } 19081 } 19082 if (used) { 19083 continue; 19084 } 19085 } 19086 19087 final PermissionsState permissionsState = ps.getPermissionsState(); 19088 19089 final int oldFlags = permissionsState.getPermissionFlags(permName, userId); 19090 19091 // Always clear the user settable flags. 19092 final boolean hasInstallState = 19093 permissionsState.getInstallPermissionState(permName) != null; 19094 // If permission review is enabled and this is a legacy app, mark the 19095 // permission as requiring a review as this is the initial state. 19096 int flags = 0; 19097 if (mSettings.mPermissions.mPermissionReviewRequired 19098 && ps.pkg.applicationInfo.targetSdkVersion < Build.VERSION_CODES.M) { 19099 flags |= FLAG_PERMISSION_REVIEW_REQUIRED; 19100 } 19101 if (permissionsState.updatePermissionFlags(bp, userId, userSettableMask, flags)) { 19102 if (hasInstallState) { 19103 writeInstallPermissions = true; 19104 } else { 19105 writeRuntimePermissions = true; 19106 } 19107 } 19108 19109 // Below is only runtime permission handling. 19110 if (!bp.isRuntime()) { 19111 continue; 19112 } 19113 19114 // Never clobber system or policy. 19115 if ((oldFlags & policyOrSystemFlags) != 0) { 19116 continue; 19117 } 19118 19119 // If this permission was granted by default, make sure it is. 19120 if ((oldFlags & FLAG_PERMISSION_GRANTED_BY_DEFAULT) != 0) { 19121 if (permissionsState.grantRuntimePermission(bp, userId) 19122 != PERMISSION_OPERATION_FAILURE) { 19123 writeRuntimePermissions = true; 19124 } 19125 // If permission review is enabled the permissions for a legacy apps 19126 // are represented as constantly granted runtime ones, so don't revoke. 19127 } else if ((flags & FLAG_PERMISSION_REVIEW_REQUIRED) == 0) { 19128 // Otherwise, reset the permission. 19129 final int revokeResult = permissionsState.revokeRuntimePermission(bp, userId); 19130 switch (revokeResult) { 19131 case PERMISSION_OPERATION_SUCCESS: 19132 case PERMISSION_OPERATION_SUCCESS_GIDS_CHANGED: { 19133 writeRuntimePermissions = true; 19134 final int appId = ps.appId; 19135 mHandler.post(new Runnable() { 19136 @Override 19137 public void run() { 19138 killUid(appId, userId, KILL_APP_REASON_PERMISSIONS_REVOKED); 19139 } 19140 }); 19141 } break; 19142 } 19143 } 19144 } 19145 19146 // Synchronously write as we are taking permissions away. 19147 if (writeRuntimePermissions) { 19148 mSettings.writeRuntimePermissionsForUserLPr(userId, true); 19149 } 19150 19151 // Synchronously write as we are taking permissions away. 19152 if (writeInstallPermissions) { 19153 mSettings.writeLPr(); 19154 } 19155 } 19156 19157 /** 19158 * Remove entries from the keystore daemon. Will only remove it if the 19159 * {@code appId} is valid. 19160 */ 19161 private static void removeKeystoreDataIfNeeded(int userId, int appId) { 19162 if (appId < 0) { 19163 return; 19164 } 19165 19166 final KeyStore keyStore = KeyStore.getInstance(); 19167 if (keyStore != null) { 19168 if (userId == UserHandle.USER_ALL) { 19169 for (final int individual : sUserManager.getUserIds()) { 19170 keyStore.clearUid(UserHandle.getUid(individual, appId)); 19171 } 19172 } else { 19173 keyStore.clearUid(UserHandle.getUid(userId, appId)); 19174 } 19175 } else { 19176 Slog.w(TAG, "Could not contact keystore to clear entries for app id " + appId); 19177 } 19178 } 19179 19180 @Override 19181 public void deleteApplicationCacheFiles(final String packageName, 19182 final IPackageDataObserver observer) { 19183 final int userId = UserHandle.getCallingUserId(); 19184 deleteApplicationCacheFilesAsUser(packageName, userId, observer); 19185 } 19186 19187 @Override 19188 public void deleteApplicationCacheFilesAsUser(final String packageName, final int userId, 19189 final IPackageDataObserver observer) { 19190 final int callingUid = Binder.getCallingUid(); 19191 mContext.enforceCallingOrSelfPermission( 19192 android.Manifest.permission.DELETE_CACHE_FILES, null); 19193 mPermissionManager.enforceCrossUserPermission(callingUid, userId, 19194 /* requireFullPermission= */ true, /* checkShell= */ false, 19195 "delete application cache files"); 19196 final int hasAccessInstantApps = mContext.checkCallingOrSelfPermission( 19197 android.Manifest.permission.ACCESS_INSTANT_APPS); 19198 19199 final PackageParser.Package pkg; 19200 synchronized (mPackages) { 19201 pkg = mPackages.get(packageName); 19202 } 19203 19204 // Queue up an async operation since the package deletion may take a little while. 19205 mHandler.post(new Runnable() { 19206 public void run() { 19207 final PackageSetting ps = pkg == null ? null : (PackageSetting) pkg.mExtras; 19208 boolean doClearData = true; 19209 if (ps != null) { 19210 final boolean targetIsInstantApp = 19211 ps.getInstantApp(UserHandle.getUserId(callingUid)); 19212 doClearData = !targetIsInstantApp 19213 || hasAccessInstantApps == PackageManager.PERMISSION_GRANTED; 19214 } 19215 if (doClearData) { 19216 synchronized (mInstallLock) { 19217 final int flags = StorageManager.FLAG_STORAGE_DE 19218 | StorageManager.FLAG_STORAGE_CE; 19219 // We're only clearing cache files, so we don't care if the 19220 // app is unfrozen and still able to run 19221 clearAppDataLIF(pkg, userId, flags | Installer.FLAG_CLEAR_CACHE_ONLY); 19222 clearAppDataLIF(pkg, userId, flags | Installer.FLAG_CLEAR_CODE_CACHE_ONLY); 19223 } 19224 clearExternalStorageDataSync(packageName, userId, false); 19225 } 19226 if (observer != null) { 19227 try { 19228 observer.onRemoveCompleted(packageName, true); 19229 } catch (RemoteException e) { 19230 Log.i(TAG, "Observer no longer exists."); 19231 } 19232 } 19233 } 19234 }); 19235 } 19236 19237 @Override 19238 public void getPackageSizeInfo(final String packageName, int userHandle, 19239 final IPackageStatsObserver observer) { 19240 throw new UnsupportedOperationException( 19241 "Shame on you for calling the hidden API getPackageSizeInfo(). Shame!"); 19242 } 19243 19244 private boolean getPackageSizeInfoLI(String packageName, int userId, PackageStats stats) { 19245 final PackageSetting ps; 19246 synchronized (mPackages) { 19247 ps = mSettings.mPackages.get(packageName); 19248 if (ps == null) { 19249 Slog.w(TAG, "Failed to find settings for " + packageName); 19250 return false; 19251 } 19252 } 19253 19254 final String[] packageNames = { packageName }; 19255 final long[] ceDataInodes = { ps.getCeDataInode(userId) }; 19256 final String[] codePaths = { ps.codePathString }; 19257 19258 try { 19259 mInstaller.getAppSize(ps.volumeUuid, packageNames, userId, 0, 19260 ps.appId, ceDataInodes, codePaths, stats); 19261 19262 // For now, ignore code size of packages on system partition 19263 if (isSystemApp(ps) && !isUpdatedSystemApp(ps)) { 19264 stats.codeSize = 0; 19265 } 19266 19267 // External clients expect these to be tracked separately 19268 stats.dataSize -= stats.cacheSize; 19269 19270 } catch (InstallerException e) { 19271 Slog.w(TAG, String.valueOf(e)); 19272 return false; 19273 } 19274 19275 return true; 19276 } 19277 19278 private int getUidTargetSdkVersionLockedLPr(int uid) { 19279 Object obj = mSettings.getUserIdLPr(uid); 19280 if (obj instanceof SharedUserSetting) { 19281 final SharedUserSetting sus = (SharedUserSetting) obj; 19282 int vers = Build.VERSION_CODES.CUR_DEVELOPMENT; 19283 final Iterator<PackageSetting> it = sus.packages.iterator(); 19284 while (it.hasNext()) { 19285 final PackageSetting ps = it.next(); 19286 if (ps.pkg != null) { 19287 int v = ps.pkg.applicationInfo.targetSdkVersion; 19288 if (v < vers) vers = v; 19289 } 19290 } 19291 return vers; 19292 } else if (obj instanceof PackageSetting) { 19293 final PackageSetting ps = (PackageSetting) obj; 19294 if (ps.pkg != null) { 19295 return ps.pkg.applicationInfo.targetSdkVersion; 19296 } 19297 } 19298 return Build.VERSION_CODES.CUR_DEVELOPMENT; 19299 } 19300 19301 private int getPackageTargetSdkVersionLockedLPr(String packageName) { 19302 final PackageParser.Package p = mPackages.get(packageName); 19303 if (p != null) { 19304 return p.applicationInfo.targetSdkVersion; 19305 } 19306 return Build.VERSION_CODES.CUR_DEVELOPMENT; 19307 } 19308 19309 @Override 19310 public void addPreferredActivity(IntentFilter filter, int match, 19311 ComponentName[] set, ComponentName activity, int userId) { 19312 addPreferredActivityInternal(filter, match, set, activity, true, userId, 19313 "Adding preferred"); 19314 } 19315 19316 private void addPreferredActivityInternal(IntentFilter filter, int match, 19317 ComponentName[] set, ComponentName activity, boolean always, int userId, 19318 String opname) { 19319 // writer 19320 int callingUid = Binder.getCallingUid(); 19321 mPermissionManager.enforceCrossUserPermission(callingUid, userId, 19322 true /* requireFullPermission */, false /* checkShell */, "add preferred activity"); 19323 if (filter.countActions() == 0) { 19324 Slog.w(TAG, "Cannot set a preferred activity with no filter actions"); 19325 return; 19326 } 19327 synchronized (mPackages) { 19328 if (mContext.checkCallingOrSelfPermission( 19329 android.Manifest.permission.SET_PREFERRED_APPLICATIONS) 19330 != PackageManager.PERMISSION_GRANTED) { 19331 if (getUidTargetSdkVersionLockedLPr(callingUid) 19332 < Build.VERSION_CODES.FROYO) { 19333 Slog.w(TAG, "Ignoring addPreferredActivity() from uid " 19334 + callingUid); 19335 return; 19336 } 19337 mContext.enforceCallingOrSelfPermission( 19338 android.Manifest.permission.SET_PREFERRED_APPLICATIONS, null); 19339 } 19340 19341 PreferredIntentResolver pir = mSettings.editPreferredActivitiesLPw(userId); 19342 Slog.i(TAG, opname + " activity " + activity.flattenToShortString() + " for user " 19343 + userId + ":"); 19344 filter.dump(new LogPrinter(Log.INFO, TAG), " "); 19345 pir.addFilter(new PreferredActivity(filter, match, set, activity, always)); 19346 scheduleWritePackageRestrictionsLocked(userId); 19347 postPreferredActivityChangedBroadcast(userId); 19348 } 19349 } 19350 19351 private void postPreferredActivityChangedBroadcast(int userId) { 19352 mHandler.post(() -> { 19353 final IActivityManager am = ActivityManager.getService(); 19354 if (am == null) { 19355 return; 19356 } 19357 19358 final Intent intent = new Intent(Intent.ACTION_PREFERRED_ACTIVITY_CHANGED); 19359 intent.putExtra(Intent.EXTRA_USER_HANDLE, userId); 19360 try { 19361 am.broadcastIntent(null, intent, null, null, 19362 0, null, null, null, android.app.AppOpsManager.OP_NONE, 19363 null, false, false, userId); 19364 } catch (RemoteException e) { 19365 } 19366 }); 19367 } 19368 19369 @Override 19370 public void replacePreferredActivity(IntentFilter filter, int match, 19371 ComponentName[] set, ComponentName activity, int userId) { 19372 if (filter.countActions() != 1) { 19373 throw new IllegalArgumentException( 19374 "replacePreferredActivity expects filter to have only 1 action."); 19375 } 19376 if (filter.countDataAuthorities() != 0 19377 || filter.countDataPaths() != 0 19378 || filter.countDataSchemes() > 1 19379 || filter.countDataTypes() != 0) { 19380 throw new IllegalArgumentException( 19381 "replacePreferredActivity expects filter to have no data authorities, " + 19382 "paths, or types; and at most one scheme."); 19383 } 19384 19385 final int callingUid = Binder.getCallingUid(); 19386 mPermissionManager.enforceCrossUserPermission(callingUid, userId, 19387 true /* requireFullPermission */, false /* checkShell */, 19388 "replace preferred activity"); 19389 synchronized (mPackages) { 19390 if (mContext.checkCallingOrSelfPermission( 19391 android.Manifest.permission.SET_PREFERRED_APPLICATIONS) 19392 != PackageManager.PERMISSION_GRANTED) { 19393 if (getUidTargetSdkVersionLockedLPr(callingUid) 19394 < Build.VERSION_CODES.FROYO) { 19395 Slog.w(TAG, "Ignoring replacePreferredActivity() from uid " 19396 + Binder.getCallingUid()); 19397 return; 19398 } 19399 mContext.enforceCallingOrSelfPermission( 19400 android.Manifest.permission.SET_PREFERRED_APPLICATIONS, null); 19401 } 19402 19403 PreferredIntentResolver pir = mSettings.mPreferredActivities.get(userId); 19404 if (pir != null) { 19405 // Get all of the existing entries that exactly match this filter. 19406 ArrayList<PreferredActivity> existing = pir.findFilters(filter); 19407 if (existing != null && existing.size() == 1) { 19408 PreferredActivity cur = existing.get(0); 19409 if (DEBUG_PREFERRED) { 19410 Slog.i(TAG, "Checking replace of preferred:"); 19411 filter.dump(new LogPrinter(Log.INFO, TAG), " "); 19412 if (!cur.mPref.mAlways) { 19413 Slog.i(TAG, " -- CUR; not mAlways!"); 19414 } else { 19415 Slog.i(TAG, " -- CUR: mMatch=" + cur.mPref.mMatch); 19416 Slog.i(TAG, " -- CUR: mSet=" 19417 + Arrays.toString(cur.mPref.mSetComponents)); 19418 Slog.i(TAG, " -- CUR: mComponent=" + cur.mPref.mShortComponent); 19419 Slog.i(TAG, " -- NEW: mMatch=" 19420 + (match&IntentFilter.MATCH_CATEGORY_MASK)); 19421 Slog.i(TAG, " -- CUR: mSet=" + Arrays.toString(set)); 19422 Slog.i(TAG, " -- CUR: mComponent=" + activity.flattenToShortString()); 19423 } 19424 } 19425 if (cur.mPref.mAlways && cur.mPref.mComponent.equals(activity) 19426 && cur.mPref.mMatch == (match&IntentFilter.MATCH_CATEGORY_MASK) 19427 && cur.mPref.sameSet(set)) { 19428 // Setting the preferred activity to what it happens to be already 19429 if (DEBUG_PREFERRED) { 19430 Slog.i(TAG, "Replacing with same preferred activity " 19431 + cur.mPref.mShortComponent + " for user " 19432 + userId + ":"); 19433 filter.dump(new LogPrinter(Log.INFO, TAG), " "); 19434 } 19435 return; 19436 } 19437 } 19438 19439 if (existing != null) { 19440 if (DEBUG_PREFERRED) { 19441 Slog.i(TAG, existing.size() + " existing preferred matches for:"); 19442 filter.dump(new LogPrinter(Log.INFO, TAG), " "); 19443 } 19444 for (int i = 0; i < existing.size(); i++) { 19445 PreferredActivity pa = existing.get(i); 19446 if (DEBUG_PREFERRED) { 19447 Slog.i(TAG, "Removing existing preferred activity " 19448 + pa.mPref.mComponent + ":"); 19449 pa.dump(new LogPrinter(Log.INFO, TAG), " "); 19450 } 19451 pir.removeFilter(pa); 19452 } 19453 } 19454 } 19455 addPreferredActivityInternal(filter, match, set, activity, true, userId, 19456 "Replacing preferred"); 19457 } 19458 } 19459 19460 @Override 19461 public void clearPackagePreferredActivities(String packageName) { 19462 final int callingUid = Binder.getCallingUid(); 19463 if (getInstantAppPackageName(callingUid) != null) { 19464 return; 19465 } 19466 // writer 19467 synchronized (mPackages) { 19468 PackageParser.Package pkg = mPackages.get(packageName); 19469 if (pkg == null || pkg.applicationInfo.uid != callingUid) { 19470 if (mContext.checkCallingOrSelfPermission( 19471 android.Manifest.permission.SET_PREFERRED_APPLICATIONS) 19472 != PackageManager.PERMISSION_GRANTED) { 19473 if (getUidTargetSdkVersionLockedLPr(callingUid) 19474 < Build.VERSION_CODES.FROYO) { 19475 Slog.w(TAG, "Ignoring clearPackagePreferredActivities() from uid " 19476 + callingUid); 19477 return; 19478 } 19479 mContext.enforceCallingOrSelfPermission( 19480 android.Manifest.permission.SET_PREFERRED_APPLICATIONS, null); 19481 } 19482 } 19483 final PackageSetting ps = mSettings.getPackageLPr(packageName); 19484 if (ps != null 19485 && filterAppAccessLPr(ps, callingUid, UserHandle.getUserId(callingUid))) { 19486 return; 19487 } 19488 int user = UserHandle.getCallingUserId(); 19489 if (clearPackagePreferredActivitiesLPw(packageName, user)) { 19490 scheduleWritePackageRestrictionsLocked(user); 19491 } 19492 } 19493 } 19494 19495 /** This method takes a specific user id as well as UserHandle.USER_ALL. */ 19496 boolean clearPackagePreferredActivitiesLPw(String packageName, int userId) { 19497 ArrayList<PreferredActivity> removed = null; 19498 boolean changed = false; 19499 for (int i=0; i<mSettings.mPreferredActivities.size(); i++) { 19500 final int thisUserId = mSettings.mPreferredActivities.keyAt(i); 19501 PreferredIntentResolver pir = mSettings.mPreferredActivities.valueAt(i); 19502 if (userId != UserHandle.USER_ALL && userId != thisUserId) { 19503 continue; 19504 } 19505 Iterator<PreferredActivity> it = pir.filterIterator(); 19506 while (it.hasNext()) { 19507 PreferredActivity pa = it.next(); 19508 // Mark entry for removal only if it matches the package name 19509 // and the entry is of type "always". 19510 if (packageName == null || 19511 (pa.mPref.mComponent.getPackageName().equals(packageName) 19512 && pa.mPref.mAlways)) { 19513 if (removed == null) { 19514 removed = new ArrayList<PreferredActivity>(); 19515 } 19516 removed.add(pa); 19517 } 19518 } 19519 if (removed != null) { 19520 for (int j=0; j<removed.size(); j++) { 19521 PreferredActivity pa = removed.get(j); 19522 pir.removeFilter(pa); 19523 } 19524 changed = true; 19525 } 19526 } 19527 if (changed) { 19528 postPreferredActivityChangedBroadcast(userId); 19529 } 19530 return changed; 19531 } 19532 19533 /** This method takes a specific user id as well as UserHandle.USER_ALL. */ 19534 private void clearIntentFilterVerificationsLPw(int userId) { 19535 final int packageCount = mPackages.size(); 19536 for (int i = 0; i < packageCount; i++) { 19537 PackageParser.Package pkg = mPackages.valueAt(i); 19538 clearIntentFilterVerificationsLPw(pkg.packageName, userId); 19539 } 19540 } 19541 19542 /** This method takes a specific user id as well as UserHandle.USER_ALL. */ 19543 void clearIntentFilterVerificationsLPw(String packageName, int userId) { 19544 if (userId == UserHandle.USER_ALL) { 19545 if (mSettings.removeIntentFilterVerificationLPw(packageName, 19546 sUserManager.getUserIds())) { 19547 for (int oneUserId : sUserManager.getUserIds()) { 19548 scheduleWritePackageRestrictionsLocked(oneUserId); 19549 } 19550 } 19551 } else { 19552 if (mSettings.removeIntentFilterVerificationLPw(packageName, userId)) { 19553 scheduleWritePackageRestrictionsLocked(userId); 19554 } 19555 } 19556 } 19557 19558 /** Clears state for all users, and touches intent filter verification policy */ 19559 void clearDefaultBrowserIfNeeded(String packageName) { 19560 for (int oneUserId : sUserManager.getUserIds()) { 19561 clearDefaultBrowserIfNeededForUser(packageName, oneUserId); 19562 } 19563 } 19564 19565 private void clearDefaultBrowserIfNeededForUser(String packageName, int userId) { 19566 final String defaultBrowserPackageName = getDefaultBrowserPackageName(userId); 19567 if (!TextUtils.isEmpty(defaultBrowserPackageName)) { 19568 if (packageName.equals(defaultBrowserPackageName)) { 19569 setDefaultBrowserPackageName(null, userId); 19570 } 19571 } 19572 } 19573 19574 @Override 19575 public void resetApplicationPreferences(int userId) { 19576 mContext.enforceCallingOrSelfPermission( 19577 android.Manifest.permission.SET_PREFERRED_APPLICATIONS, null); 19578 final long identity = Binder.clearCallingIdentity(); 19579 // writer 19580 try { 19581 synchronized (mPackages) { 19582 clearPackagePreferredActivitiesLPw(null, userId); 19583 mSettings.applyDefaultPreferredAppsLPw(this, userId); 19584 // TODO: We have to reset the default SMS and Phone. This requires 19585 // significant refactoring to keep all default apps in the package 19586 // manager (cleaner but more work) or have the services provide 19587 // callbacks to the package manager to request a default app reset. 19588 applyFactoryDefaultBrowserLPw(userId); 19589 clearIntentFilterVerificationsLPw(userId); 19590 primeDomainVerificationsLPw(userId); 19591 resetUserChangesToRuntimePermissionsAndFlagsLPw(userId); 19592 scheduleWritePackageRestrictionsLocked(userId); 19593 } 19594 resetNetworkPolicies(userId); 19595 } finally { 19596 Binder.restoreCallingIdentity(identity); 19597 } 19598 } 19599 19600 @Override 19601 public int getPreferredActivities(List<IntentFilter> outFilters, 19602 List<ComponentName> outActivities, String packageName) { 19603 if (getInstantAppPackageName(Binder.getCallingUid()) != null) { 19604 return 0; 19605 } 19606 int num = 0; 19607 final int userId = UserHandle.getCallingUserId(); 19608 // reader 19609 synchronized (mPackages) { 19610 PreferredIntentResolver pir = mSettings.mPreferredActivities.get(userId); 19611 if (pir != null) { 19612 final Iterator<PreferredActivity> it = pir.filterIterator(); 19613 while (it.hasNext()) { 19614 final PreferredActivity pa = it.next(); 19615 if (packageName == null 19616 || (pa.mPref.mComponent.getPackageName().equals(packageName) 19617 && pa.mPref.mAlways)) { 19618 if (outFilters != null) { 19619 outFilters.add(new IntentFilter(pa)); 19620 } 19621 if (outActivities != null) { 19622 outActivities.add(pa.mPref.mComponent); 19623 } 19624 } 19625 } 19626 } 19627 } 19628 19629 return num; 19630 } 19631 19632 @Override 19633 public void addPersistentPreferredActivity(IntentFilter filter, ComponentName activity, 19634 int userId) { 19635 int callingUid = Binder.getCallingUid(); 19636 if (callingUid != Process.SYSTEM_UID) { 19637 throw new SecurityException( 19638 "addPersistentPreferredActivity can only be run by the system"); 19639 } 19640 if (filter.countActions() == 0) { 19641 Slog.w(TAG, "Cannot set a preferred activity with no filter actions"); 19642 return; 19643 } 19644 synchronized (mPackages) { 19645 Slog.i(TAG, "Adding persistent preferred activity " + activity + " for user " + userId + 19646 ":"); 19647 filter.dump(new LogPrinter(Log.INFO, TAG), " "); 19648 mSettings.editPersistentPreferredActivitiesLPw(userId).addFilter( 19649 new PersistentPreferredActivity(filter, activity)); 19650 scheduleWritePackageRestrictionsLocked(userId); 19651 postPreferredActivityChangedBroadcast(userId); 19652 } 19653 } 19654 19655 @Override 19656 public void clearPackagePersistentPreferredActivities(String packageName, int userId) { 19657 int callingUid = Binder.getCallingUid(); 19658 if (callingUid != Process.SYSTEM_UID) { 19659 throw new SecurityException( 19660 "clearPackagePersistentPreferredActivities can only be run by the system"); 19661 } 19662 ArrayList<PersistentPreferredActivity> removed = null; 19663 boolean changed = false; 19664 synchronized (mPackages) { 19665 for (int i=0; i<mSettings.mPersistentPreferredActivities.size(); i++) { 19666 final int thisUserId = mSettings.mPersistentPreferredActivities.keyAt(i); 19667 PersistentPreferredIntentResolver ppir = mSettings.mPersistentPreferredActivities 19668 .valueAt(i); 19669 if (userId != thisUserId) { 19670 continue; 19671 } 19672 Iterator<PersistentPreferredActivity> it = ppir.filterIterator(); 19673 while (it.hasNext()) { 19674 PersistentPreferredActivity ppa = it.next(); 19675 // Mark entry for removal only if it matches the package name. 19676 if (ppa.mComponent.getPackageName().equals(packageName)) { 19677 if (removed == null) { 19678 removed = new ArrayList<PersistentPreferredActivity>(); 19679 } 19680 removed.add(ppa); 19681 } 19682 } 19683 if (removed != null) { 19684 for (int j=0; j<removed.size(); j++) { 19685 PersistentPreferredActivity ppa = removed.get(j); 19686 ppir.removeFilter(ppa); 19687 } 19688 changed = true; 19689 } 19690 } 19691 19692 if (changed) { 19693 scheduleWritePackageRestrictionsLocked(userId); 19694 postPreferredActivityChangedBroadcast(userId); 19695 } 19696 } 19697 } 19698 19699 /** 19700 * Common machinery for picking apart a restored XML blob and passing 19701 * it to a caller-supplied functor to be applied to the running system. 19702 */ 19703 private void restoreFromXml(XmlPullParser parser, int userId, 19704 String expectedStartTag, BlobXmlRestorer functor) 19705 throws IOException, XmlPullParserException { 19706 int type; 19707 while ((type = parser.next()) != XmlPullParser.START_TAG 19708 && type != XmlPullParser.END_DOCUMENT) { 19709 } 19710 if (type != XmlPullParser.START_TAG) { 19711 // oops didn't find a start tag?! 19712 if (DEBUG_BACKUP) { 19713 Slog.e(TAG, "Didn't find start tag during restore"); 19714 } 19715 return; 19716 } 19717Slog.v(TAG, ":: restoreFromXml() : got to tag " + parser.getName()); 19718 // this is supposed to be TAG_PREFERRED_BACKUP 19719 if (!expectedStartTag.equals(parser.getName())) { 19720 if (DEBUG_BACKUP) { 19721 Slog.e(TAG, "Found unexpected tag " + parser.getName()); 19722 } 19723 return; 19724 } 19725 19726 // skip interfering stuff, then we're aligned with the backing implementation 19727 while ((type = parser.next()) == XmlPullParser.TEXT) { } 19728Slog.v(TAG, ":: stepped forward, applying functor at tag " + parser.getName()); 19729 functor.apply(parser, userId); 19730 } 19731 19732 private interface BlobXmlRestorer { 19733 public void apply(XmlPullParser parser, int userId) throws IOException, XmlPullParserException; 19734 } 19735 19736 /** 19737 * Non-Binder method, support for the backup/restore mechanism: write the 19738 * full set of preferred activities in its canonical XML format. Returns the 19739 * XML output as a byte array, or null if there is none. 19740 */ 19741 @Override 19742 public byte[] getPreferredActivityBackup(int userId) { 19743 if (Binder.getCallingUid() != Process.SYSTEM_UID) { 19744 throw new SecurityException("Only the system may call getPreferredActivityBackup()"); 19745 } 19746 19747 ByteArrayOutputStream dataStream = new ByteArrayOutputStream(); 19748 try { 19749 final XmlSerializer serializer = new FastXmlSerializer(); 19750 serializer.setOutput(dataStream, StandardCharsets.UTF_8.name()); 19751 serializer.startDocument(null, true); 19752 serializer.startTag(null, TAG_PREFERRED_BACKUP); 19753 19754 synchronized (mPackages) { 19755 mSettings.writePreferredActivitiesLPr(serializer, userId, true); 19756 } 19757 19758 serializer.endTag(null, TAG_PREFERRED_BACKUP); 19759 serializer.endDocument(); 19760 serializer.flush(); 19761 } catch (Exception e) { 19762 if (DEBUG_BACKUP) { 19763 Slog.e(TAG, "Unable to write preferred activities for backup", e); 19764 } 19765 return null; 19766 } 19767 19768 return dataStream.toByteArray(); 19769 } 19770 19771 @Override 19772 public void restorePreferredActivities(byte[] backup, int userId) { 19773 if (Binder.getCallingUid() != Process.SYSTEM_UID) { 19774 throw new SecurityException("Only the system may call restorePreferredActivities()"); 19775 } 19776 19777 try { 19778 final XmlPullParser parser = Xml.newPullParser(); 19779 parser.setInput(new ByteArrayInputStream(backup), StandardCharsets.UTF_8.name()); 19780 restoreFromXml(parser, userId, TAG_PREFERRED_BACKUP, 19781 new BlobXmlRestorer() { 19782 @Override 19783 public void apply(XmlPullParser parser, int userId) 19784 throws XmlPullParserException, IOException { 19785 synchronized (mPackages) { 19786 mSettings.readPreferredActivitiesLPw(parser, userId); 19787 } 19788 } 19789 } ); 19790 } catch (Exception e) { 19791 if (DEBUG_BACKUP) { 19792 Slog.e(TAG, "Exception restoring preferred activities: " + e.getMessage()); 19793 } 19794 } 19795 } 19796 19797 /** 19798 * Non-Binder method, support for the backup/restore mechanism: write the 19799 * default browser (etc) settings in its canonical XML format. Returns the default 19800 * browser XML representation as a byte array, or null if there is none. 19801 */ 19802 @Override 19803 public byte[] getDefaultAppsBackup(int userId) { 19804 if (Binder.getCallingUid() != Process.SYSTEM_UID) { 19805 throw new SecurityException("Only the system may call getDefaultAppsBackup()"); 19806 } 19807 19808 ByteArrayOutputStream dataStream = new ByteArrayOutputStream(); 19809 try { 19810 final XmlSerializer serializer = new FastXmlSerializer(); 19811 serializer.setOutput(dataStream, StandardCharsets.UTF_8.name()); 19812 serializer.startDocument(null, true); 19813 serializer.startTag(null, TAG_DEFAULT_APPS); 19814 19815 synchronized (mPackages) { 19816 mSettings.writeDefaultAppsLPr(serializer, userId); 19817 } 19818 19819 serializer.endTag(null, TAG_DEFAULT_APPS); 19820 serializer.endDocument(); 19821 serializer.flush(); 19822 } catch (Exception e) { 19823 if (DEBUG_BACKUP) { 19824 Slog.e(TAG, "Unable to write default apps for backup", e); 19825 } 19826 return null; 19827 } 19828 19829 return dataStream.toByteArray(); 19830 } 19831 19832 @Override 19833 public void restoreDefaultApps(byte[] backup, int userId) { 19834 if (Binder.getCallingUid() != Process.SYSTEM_UID) { 19835 throw new SecurityException("Only the system may call restoreDefaultApps()"); 19836 } 19837 19838 try { 19839 final XmlPullParser parser = Xml.newPullParser(); 19840 parser.setInput(new ByteArrayInputStream(backup), StandardCharsets.UTF_8.name()); 19841 restoreFromXml(parser, userId, TAG_DEFAULT_APPS, 19842 new BlobXmlRestorer() { 19843 @Override 19844 public void apply(XmlPullParser parser, int userId) 19845 throws XmlPullParserException, IOException { 19846 synchronized (mPackages) { 19847 mSettings.readDefaultAppsLPw(parser, userId); 19848 } 19849 } 19850 } ); 19851 } catch (Exception e) { 19852 if (DEBUG_BACKUP) { 19853 Slog.e(TAG, "Exception restoring default apps: " + e.getMessage()); 19854 } 19855 } 19856 } 19857 19858 @Override 19859 public byte[] getIntentFilterVerificationBackup(int userId) { 19860 if (Binder.getCallingUid() != Process.SYSTEM_UID) { 19861 throw new SecurityException("Only the system may call getIntentFilterVerificationBackup()"); 19862 } 19863 19864 ByteArrayOutputStream dataStream = new ByteArrayOutputStream(); 19865 try { 19866 final XmlSerializer serializer = new FastXmlSerializer(); 19867 serializer.setOutput(dataStream, StandardCharsets.UTF_8.name()); 19868 serializer.startDocument(null, true); 19869 serializer.startTag(null, TAG_INTENT_FILTER_VERIFICATION); 19870 19871 synchronized (mPackages) { 19872 mSettings.writeAllDomainVerificationsLPr(serializer, userId); 19873 } 19874 19875 serializer.endTag(null, TAG_INTENT_FILTER_VERIFICATION); 19876 serializer.endDocument(); 19877 serializer.flush(); 19878 } catch (Exception e) { 19879 if (DEBUG_BACKUP) { 19880 Slog.e(TAG, "Unable to write default apps for backup", e); 19881 } 19882 return null; 19883 } 19884 19885 return dataStream.toByteArray(); 19886 } 19887 19888 @Override 19889 public void restoreIntentFilterVerification(byte[] backup, int userId) { 19890 if (Binder.getCallingUid() != Process.SYSTEM_UID) { 19891 throw new SecurityException("Only the system may call restorePreferredActivities()"); 19892 } 19893 19894 try { 19895 final XmlPullParser parser = Xml.newPullParser(); 19896 parser.setInput(new ByteArrayInputStream(backup), StandardCharsets.UTF_8.name()); 19897 restoreFromXml(parser, userId, TAG_INTENT_FILTER_VERIFICATION, 19898 new BlobXmlRestorer() { 19899 @Override 19900 public void apply(XmlPullParser parser, int userId) 19901 throws XmlPullParserException, IOException { 19902 synchronized (mPackages) { 19903 mSettings.readAllDomainVerificationsLPr(parser, userId); 19904 mSettings.writeLPr(); 19905 } 19906 } 19907 } ); 19908 } catch (Exception e) { 19909 if (DEBUG_BACKUP) { 19910 Slog.e(TAG, "Exception restoring preferred activities: " + e.getMessage()); 19911 } 19912 } 19913 } 19914 19915 @Override 19916 public byte[] getPermissionGrantBackup(int userId) { 19917 if (Binder.getCallingUid() != Process.SYSTEM_UID) { 19918 throw new SecurityException("Only the system may call getPermissionGrantBackup()"); 19919 } 19920 19921 ByteArrayOutputStream dataStream = new ByteArrayOutputStream(); 19922 try { 19923 final XmlSerializer serializer = new FastXmlSerializer(); 19924 serializer.setOutput(dataStream, StandardCharsets.UTF_8.name()); 19925 serializer.startDocument(null, true); 19926 serializer.startTag(null, TAG_PERMISSION_BACKUP); 19927 19928 synchronized (mPackages) { 19929 serializeRuntimePermissionGrantsLPr(serializer, userId); 19930 } 19931 19932 serializer.endTag(null, TAG_PERMISSION_BACKUP); 19933 serializer.endDocument(); 19934 serializer.flush(); 19935 } catch (Exception e) { 19936 if (DEBUG_BACKUP) { 19937 Slog.e(TAG, "Unable to write default apps for backup", e); 19938 } 19939 return null; 19940 } 19941 19942 return dataStream.toByteArray(); 19943 } 19944 19945 @Override 19946 public void restorePermissionGrants(byte[] backup, int userId) { 19947 if (Binder.getCallingUid() != Process.SYSTEM_UID) { 19948 throw new SecurityException("Only the system may call restorePermissionGrants()"); 19949 } 19950 19951 try { 19952 final XmlPullParser parser = Xml.newPullParser(); 19953 parser.setInput(new ByteArrayInputStream(backup), StandardCharsets.UTF_8.name()); 19954 restoreFromXml(parser, userId, TAG_PERMISSION_BACKUP, 19955 new BlobXmlRestorer() { 19956 @Override 19957 public void apply(XmlPullParser parser, int userId) 19958 throws XmlPullParserException, IOException { 19959 synchronized (mPackages) { 19960 processRestoredPermissionGrantsLPr(parser, userId); 19961 } 19962 } 19963 } ); 19964 } catch (Exception e) { 19965 if (DEBUG_BACKUP) { 19966 Slog.e(TAG, "Exception restoring preferred activities: " + e.getMessage()); 19967 } 19968 } 19969 } 19970 19971 private void serializeRuntimePermissionGrantsLPr(XmlSerializer serializer, final int userId) 19972 throws IOException { 19973 serializer.startTag(null, TAG_ALL_GRANTS); 19974 19975 final int N = mSettings.mPackages.size(); 19976 for (int i = 0; i < N; i++) { 19977 final PackageSetting ps = mSettings.mPackages.valueAt(i); 19978 boolean pkgGrantsKnown = false; 19979 19980 PermissionsState packagePerms = ps.getPermissionsState(); 19981 19982 for (PermissionState state : packagePerms.getRuntimePermissionStates(userId)) { 19983 final int grantFlags = state.getFlags(); 19984 // only look at grants that are not system/policy fixed 19985 if ((grantFlags & SYSTEM_RUNTIME_GRANT_MASK) == 0) { 19986 final boolean isGranted = state.isGranted(); 19987 // And only back up the user-twiddled state bits 19988 if (isGranted || (grantFlags & USER_RUNTIME_GRANT_MASK) != 0) { 19989 final String packageName = mSettings.mPackages.keyAt(i); 19990 if (!pkgGrantsKnown) { 19991 serializer.startTag(null, TAG_GRANT); 19992 serializer.attribute(null, ATTR_PACKAGE_NAME, packageName); 19993 pkgGrantsKnown = true; 19994 } 19995 19996 final boolean userSet = 19997 (grantFlags & FLAG_PERMISSION_USER_SET) != 0; 19998 final boolean userFixed = 19999 (grantFlags & FLAG_PERMISSION_USER_FIXED) != 0; 20000 final boolean revoke = 20001 (grantFlags & FLAG_PERMISSION_REVOKE_ON_UPGRADE) != 0; 20002 20003 serializer.startTag(null, TAG_PERMISSION); 20004 serializer.attribute(null, ATTR_PERMISSION_NAME, state.getName()); 20005 if (isGranted) { 20006 serializer.attribute(null, ATTR_IS_GRANTED, "true"); 20007 } 20008 if (userSet) { 20009 serializer.attribute(null, ATTR_USER_SET, "true"); 20010 } 20011 if (userFixed) { 20012 serializer.attribute(null, ATTR_USER_FIXED, "true"); 20013 } 20014 if (revoke) { 20015 serializer.attribute(null, ATTR_REVOKE_ON_UPGRADE, "true"); 20016 } 20017 serializer.endTag(null, TAG_PERMISSION); 20018 } 20019 } 20020 } 20021 20022 if (pkgGrantsKnown) { 20023 serializer.endTag(null, TAG_GRANT); 20024 } 20025 } 20026 20027 serializer.endTag(null, TAG_ALL_GRANTS); 20028 } 20029 20030 private void processRestoredPermissionGrantsLPr(XmlPullParser parser, int userId) 20031 throws XmlPullParserException, IOException { 20032 String pkgName = null; 20033 int outerDepth = parser.getDepth(); 20034 int type; 20035 while ((type = parser.next()) != XmlPullParser.END_DOCUMENT 20036 && (type != XmlPullParser.END_TAG || parser.getDepth() > outerDepth)) { 20037 if (type == XmlPullParser.END_TAG || type == XmlPullParser.TEXT) { 20038 continue; 20039 } 20040 20041 final String tagName = parser.getName(); 20042 if (tagName.equals(TAG_GRANT)) { 20043 pkgName = parser.getAttributeValue(null, ATTR_PACKAGE_NAME); 20044 if (DEBUG_BACKUP) { 20045 Slog.v(TAG, "+++ Restoring grants for package " + pkgName); 20046 } 20047 } else if (tagName.equals(TAG_PERMISSION)) { 20048 20049 final boolean isGranted = "true".equals(parser.getAttributeValue(null, ATTR_IS_GRANTED)); 20050 final String permName = parser.getAttributeValue(null, ATTR_PERMISSION_NAME); 20051 20052 int newFlagSet = 0; 20053 if ("true".equals(parser.getAttributeValue(null, ATTR_USER_SET))) { 20054 newFlagSet |= FLAG_PERMISSION_USER_SET; 20055 } 20056 if ("true".equals(parser.getAttributeValue(null, ATTR_USER_FIXED))) { 20057 newFlagSet |= FLAG_PERMISSION_USER_FIXED; 20058 } 20059 if ("true".equals(parser.getAttributeValue(null, ATTR_REVOKE_ON_UPGRADE))) { 20060 newFlagSet |= FLAG_PERMISSION_REVOKE_ON_UPGRADE; 20061 } 20062 if (DEBUG_BACKUP) { 20063 Slog.v(TAG, " + Restoring grant:" 20064 + " pkg=" + pkgName 20065 + " perm=" + permName 20066 + " granted=" + isGranted 20067 + " bits=0x" + Integer.toHexString(newFlagSet)); 20068 } 20069 final PackageSetting ps = mSettings.mPackages.get(pkgName); 20070 if (ps != null) { 20071 // Already installed so we apply the grant immediately 20072 if (DEBUG_BACKUP) { 20073 Slog.v(TAG, " + already installed; applying"); 20074 } 20075 PermissionsState perms = ps.getPermissionsState(); 20076 BasePermission bp = 20077 (BasePermission) mPermissionManager.getPermissionTEMP(permName); 20078 if (bp != null) { 20079 if (isGranted) { 20080 perms.grantRuntimePermission(bp, userId); 20081 } 20082 if (newFlagSet != 0) { 20083 perms.updatePermissionFlags( 20084 bp, userId, USER_RUNTIME_GRANT_MASK, newFlagSet); 20085 } 20086 } 20087 } else { 20088 // Need to wait for post-restore install to apply the grant 20089 if (DEBUG_BACKUP) { 20090 Slog.v(TAG, " - not yet installed; saving for later"); 20091 } 20092 mSettings.processRestoredPermissionGrantLPr(pkgName, permName, 20093 isGranted, newFlagSet, userId); 20094 } 20095 } else { 20096 PackageManagerService.reportSettingsProblem(Log.WARN, 20097 "Unknown element under <" + TAG_PERMISSION_BACKUP + ">: " + tagName); 20098 XmlUtils.skipCurrentTag(parser); 20099 } 20100 } 20101 20102 scheduleWriteSettingsLocked(); 20103 mSettings.writeRuntimePermissionsForUserLPr(userId, false); 20104 } 20105 20106 @Override 20107 public void addCrossProfileIntentFilter(IntentFilter intentFilter, String ownerPackage, 20108 int sourceUserId, int targetUserId, int flags) { 20109 mContext.enforceCallingOrSelfPermission( 20110 android.Manifest.permission.INTERACT_ACROSS_USERS_FULL, null); 20111 int callingUid = Binder.getCallingUid(); 20112 enforceOwnerRights(ownerPackage, callingUid); 20113 PackageManagerServiceUtils.enforceShellRestriction( 20114 UserManager.DISALLOW_DEBUGGING_FEATURES, callingUid, sourceUserId); 20115 if (intentFilter.countActions() == 0) { 20116 Slog.w(TAG, "Cannot set a crossProfile intent filter with no filter actions"); 20117 return; 20118 } 20119 synchronized (mPackages) { 20120 CrossProfileIntentFilter newFilter = new CrossProfileIntentFilter(intentFilter, 20121 ownerPackage, targetUserId, flags); 20122 CrossProfileIntentResolver resolver = 20123 mSettings.editCrossProfileIntentResolverLPw(sourceUserId); 20124 ArrayList<CrossProfileIntentFilter> existing = resolver.findFilters(intentFilter); 20125 // We have all those whose filter is equal. Now checking if the rest is equal as well. 20126 if (existing != null) { 20127 int size = existing.size(); 20128 for (int i = 0; i < size; i++) { 20129 if (newFilter.equalsIgnoreFilter(existing.get(i))) { 20130 return; 20131 } 20132 } 20133 } 20134 resolver.addFilter(newFilter); 20135 scheduleWritePackageRestrictionsLocked(sourceUserId); 20136 } 20137 } 20138 20139 @Override 20140 public void clearCrossProfileIntentFilters(int sourceUserId, String ownerPackage) { 20141 mContext.enforceCallingOrSelfPermission( 20142 android.Manifest.permission.INTERACT_ACROSS_USERS_FULL, null); 20143 final int callingUid = Binder.getCallingUid(); 20144 enforceOwnerRights(ownerPackage, callingUid); 20145 PackageManagerServiceUtils.enforceShellRestriction( 20146 UserManager.DISALLOW_DEBUGGING_FEATURES, callingUid, sourceUserId); 20147 synchronized (mPackages) { 20148 CrossProfileIntentResolver resolver = 20149 mSettings.editCrossProfileIntentResolverLPw(sourceUserId); 20150 ArraySet<CrossProfileIntentFilter> set = 20151 new ArraySet<CrossProfileIntentFilter>(resolver.filterSet()); 20152 for (CrossProfileIntentFilter filter : set) { 20153 if (filter.getOwnerPackage().equals(ownerPackage)) { 20154 resolver.removeFilter(filter); 20155 } 20156 } 20157 scheduleWritePackageRestrictionsLocked(sourceUserId); 20158 } 20159 } 20160 20161 // Enforcing that callingUid is owning pkg on userId 20162 private void enforceOwnerRights(String pkg, int callingUid) { 20163 // The system owns everything. 20164 if (UserHandle.getAppId(callingUid) == Process.SYSTEM_UID) { 20165 return; 20166 } 20167 final int callingUserId = UserHandle.getUserId(callingUid); 20168 PackageInfo pi = getPackageInfo(pkg, 0, callingUserId); 20169 if (pi == null) { 20170 throw new IllegalArgumentException("Unknown package " + pkg + " on user " 20171 + callingUserId); 20172 } 20173 if (!UserHandle.isSameApp(pi.applicationInfo.uid, callingUid)) { 20174 throw new SecurityException("Calling uid " + callingUid 20175 + " does not own package " + pkg); 20176 } 20177 } 20178 20179 @Override 20180 public ComponentName getHomeActivities(List<ResolveInfo> allHomeCandidates) { 20181 if (getInstantAppPackageName(Binder.getCallingUid()) != null) { 20182 return null; 20183 } 20184 return getHomeActivitiesAsUser(allHomeCandidates, UserHandle.getCallingUserId()); 20185 } 20186 20187 public void sendSessionCommitBroadcast(PackageInstaller.SessionInfo sessionInfo, int userId) { 20188 UserManagerService ums = UserManagerService.getInstance(); 20189 if (ums != null) { 20190 final UserInfo parent = ums.getProfileParent(userId); 20191 final int launcherUid = (parent != null) ? parent.id : userId; 20192 final ComponentName launcherComponent = getDefaultHomeActivity(launcherUid); 20193 if (launcherComponent != null) { 20194 Intent launcherIntent = new Intent(PackageInstaller.ACTION_SESSION_COMMITTED) 20195 .putExtra(PackageInstaller.EXTRA_SESSION, sessionInfo) 20196 .putExtra(Intent.EXTRA_USER, UserHandle.of(userId)) 20197 .setPackage(launcherComponent.getPackageName()); 20198 mContext.sendBroadcastAsUser(launcherIntent, UserHandle.of(launcherUid)); 20199 } 20200 } 20201 } 20202 20203 /** 20204 * Report the 'Home' activity which is currently set as "always use this one". If non is set 20205 * then reports the most likely home activity or null if there are more than one. 20206 */ 20207 private ComponentName getDefaultHomeActivity(int userId) { 20208 List<ResolveInfo> allHomeCandidates = new ArrayList<>(); 20209 ComponentName cn = getHomeActivitiesAsUser(allHomeCandidates, userId); 20210 if (cn != null) { 20211 return cn; 20212 } 20213 20214 // Find the launcher with the highest priority and return that component if there are no 20215 // other home activity with the same priority. 20216 int lastPriority = Integer.MIN_VALUE; 20217 ComponentName lastComponent = null; 20218 final int size = allHomeCandidates.size(); 20219 for (int i = 0; i < size; i++) { 20220 final ResolveInfo ri = allHomeCandidates.get(i); 20221 if (ri.priority > lastPriority) { 20222 lastComponent = ri.activityInfo.getComponentName(); 20223 lastPriority = ri.priority; 20224 } else if (ri.priority == lastPriority) { 20225 // Two components found with same priority. 20226 lastComponent = null; 20227 } 20228 } 20229 return lastComponent; 20230 } 20231 20232 private Intent getHomeIntent() { 20233 Intent intent = new Intent(Intent.ACTION_MAIN); 20234 intent.addCategory(Intent.CATEGORY_HOME); 20235 intent.addCategory(Intent.CATEGORY_DEFAULT); 20236 return intent; 20237 } 20238 20239 private IntentFilter getHomeFilter() { 20240 IntentFilter filter = new IntentFilter(Intent.ACTION_MAIN); 20241 filter.addCategory(Intent.CATEGORY_HOME); 20242 filter.addCategory(Intent.CATEGORY_DEFAULT); 20243 return filter; 20244 } 20245 20246 ComponentName getHomeActivitiesAsUser(List<ResolveInfo> allHomeCandidates, 20247 int userId) { 20248 Intent intent = getHomeIntent(); 20249 List<ResolveInfo> list = queryIntentActivitiesInternal(intent, null, 20250 PackageManager.GET_META_DATA, userId); 20251 ResolveInfo preferred = findPreferredActivity(intent, null, 0, list, 0, 20252 true, false, false, userId); 20253 20254 allHomeCandidates.clear(); 20255 if (list != null) { 20256 for (ResolveInfo ri : list) { 20257 allHomeCandidates.add(ri); 20258 } 20259 } 20260 return (preferred == null || preferred.activityInfo == null) 20261 ? null 20262 : new ComponentName(preferred.activityInfo.packageName, 20263 preferred.activityInfo.name); 20264 } 20265 20266 @Override 20267 public void setHomeActivity(ComponentName comp, int userId) { 20268 if (getInstantAppPackageName(Binder.getCallingUid()) != null) { 20269 return; 20270 } 20271 ArrayList<ResolveInfo> homeActivities = new ArrayList<>(); 20272 getHomeActivitiesAsUser(homeActivities, userId); 20273 20274 boolean found = false; 20275 20276 final int size = homeActivities.size(); 20277 final ComponentName[] set = new ComponentName[size]; 20278 for (int i = 0; i < size; i++) { 20279 final ResolveInfo candidate = homeActivities.get(i); 20280 final ActivityInfo info = candidate.activityInfo; 20281 final ComponentName activityName = new ComponentName(info.packageName, info.name); 20282 set[i] = activityName; 20283 if (!found && activityName.equals(comp)) { 20284 found = true; 20285 } 20286 } 20287 if (!found) { 20288 throw new IllegalArgumentException("Component " + comp + " cannot be home on user " 20289 + userId); 20290 } 20291 replacePreferredActivity(getHomeFilter(), IntentFilter.MATCH_CATEGORY_EMPTY, 20292 set, comp, userId); 20293 } 20294 20295 private @Nullable String getSetupWizardPackageName() { 20296 final Intent intent = new Intent(Intent.ACTION_MAIN); 20297 intent.addCategory(Intent.CATEGORY_SETUP_WIZARD); 20298 20299 final List<ResolveInfo> matches = queryIntentActivitiesInternal(intent, null, 20300 MATCH_SYSTEM_ONLY | MATCH_DIRECT_BOOT_AWARE | MATCH_DIRECT_BOOT_UNAWARE 20301 | MATCH_DISABLED_COMPONENTS, 20302 UserHandle.myUserId()); 20303 if (matches.size() == 1) { 20304 return matches.get(0).getComponentInfo().packageName; 20305 } else { 20306 Slog.e(TAG, "There should probably be exactly one setup wizard; found " + matches.size() 20307 + ": matches=" + matches); 20308 return null; 20309 } 20310 } 20311 20312 private @Nullable String getStorageManagerPackageName() { 20313 final Intent intent = new Intent(StorageManager.ACTION_MANAGE_STORAGE); 20314 20315 final List<ResolveInfo> matches = queryIntentActivitiesInternal(intent, null, 20316 MATCH_SYSTEM_ONLY | MATCH_DIRECT_BOOT_AWARE | MATCH_DIRECT_BOOT_UNAWARE 20317 | MATCH_DISABLED_COMPONENTS, 20318 UserHandle.myUserId()); 20319 if (matches.size() == 1) { 20320 return matches.get(0).getComponentInfo().packageName; 20321 } else { 20322 Slog.e(TAG, "There should probably be exactly one storage manager; found " 20323 + matches.size() + ": matches=" + matches); 20324 return null; 20325 } 20326 } 20327 20328 @Override 20329 public void setApplicationEnabledSetting(String appPackageName, 20330 int newState, int flags, int userId, String callingPackage) { 20331 if (!sUserManager.exists(userId)) return; 20332 if (callingPackage == null) { 20333 callingPackage = Integer.toString(Binder.getCallingUid()); 20334 } 20335 setEnabledSetting(appPackageName, null, newState, flags, userId, callingPackage); 20336 } 20337 20338 @Override 20339 public void setUpdateAvailable(String packageName, boolean updateAvailable) { 20340 mContext.enforceCallingOrSelfPermission(android.Manifest.permission.INSTALL_PACKAGES, null); 20341 synchronized (mPackages) { 20342 final PackageSetting pkgSetting = mSettings.mPackages.get(packageName); 20343 if (pkgSetting != null) { 20344 pkgSetting.setUpdateAvailable(updateAvailable); 20345 } 20346 } 20347 } 20348 20349 @Override 20350 public void setComponentEnabledSetting(ComponentName componentName, 20351 int newState, int flags, int userId) { 20352 if (!sUserManager.exists(userId)) return; 20353 setEnabledSetting(componentName.getPackageName(), 20354 componentName.getClassName(), newState, flags, userId, null); 20355 } 20356 20357 private void setEnabledSetting(final String packageName, String className, int newState, 20358 final int flags, int userId, String callingPackage) { 20359 if (!(newState == COMPONENT_ENABLED_STATE_DEFAULT 20360 || newState == COMPONENT_ENABLED_STATE_ENABLED 20361 || newState == COMPONENT_ENABLED_STATE_DISABLED 20362 || newState == COMPONENT_ENABLED_STATE_DISABLED_USER 20363 || newState == COMPONENT_ENABLED_STATE_DISABLED_UNTIL_USED)) { 20364 throw new IllegalArgumentException("Invalid new component state: " 20365 + newState); 20366 } 20367 PackageSetting pkgSetting; 20368 final int callingUid = Binder.getCallingUid(); 20369 final int permission; 20370 if (callingUid == Process.SYSTEM_UID) { 20371 permission = PackageManager.PERMISSION_GRANTED; 20372 } else { 20373 permission = mContext.checkCallingOrSelfPermission( 20374 android.Manifest.permission.CHANGE_COMPONENT_ENABLED_STATE); 20375 } 20376 mPermissionManager.enforceCrossUserPermission(callingUid, userId, 20377 false /* requireFullPermission */, true /* checkShell */, "set enabled"); 20378 final boolean allowedByPermission = (permission == PackageManager.PERMISSION_GRANTED); 20379 boolean sendNow = false; 20380 boolean isApp = (className == null); 20381 final boolean isCallerInstantApp = (getInstantAppPackageName(callingUid) != null); 20382 String componentName = isApp ? packageName : className; 20383 int packageUid = -1; 20384 ArrayList<String> components; 20385 20386 // reader 20387 synchronized (mPackages) { 20388 pkgSetting = mSettings.mPackages.get(packageName); 20389 if (pkgSetting == null) { 20390 if (!isCallerInstantApp) { 20391 if (className == null) { 20392 throw new IllegalArgumentException("Unknown package: " + packageName); 20393 } 20394 throw new IllegalArgumentException( 20395 "Unknown component: " + packageName + "/" + className); 20396 } else { 20397 // throw SecurityException to prevent leaking package information 20398 throw new SecurityException( 20399 "Attempt to change component state; " 20400 + "pid=" + Binder.getCallingPid() 20401 + ", uid=" + callingUid 20402 + (className == null 20403 ? ", package=" + packageName 20404 : ", component=" + packageName + "/" + className)); 20405 } 20406 } 20407 } 20408 20409 // Limit who can change which apps 20410 if (!UserHandle.isSameApp(callingUid, pkgSetting.appId)) { 20411 // Don't allow apps that don't have permission to modify other apps 20412 if (!allowedByPermission 20413 || filterAppAccessLPr(pkgSetting, callingUid, userId)) { 20414 throw new SecurityException( 20415 "Attempt to change component state; " 20416 + "pid=" + Binder.getCallingPid() 20417 + ", uid=" + callingUid 20418 + (className == null 20419 ? ", package=" + packageName 20420 : ", component=" + packageName + "/" + className)); 20421 } 20422 // Don't allow changing protected packages. 20423 if (mProtectedPackages.isPackageStateProtected(userId, packageName)) { 20424 throw new SecurityException("Cannot disable a protected package: " + packageName); 20425 } 20426 } 20427 20428 synchronized (mPackages) { 20429 if (callingUid == Process.SHELL_UID 20430 && (pkgSetting.pkgFlags & ApplicationInfo.FLAG_TEST_ONLY) == 0) { 20431 // Shell can only change whole packages between ENABLED and DISABLED_USER states 20432 // unless it is a test package. 20433 int oldState = pkgSetting.getEnabled(userId); 20434 if (className == null 20435 && 20436 (oldState == COMPONENT_ENABLED_STATE_DISABLED_USER 20437 || oldState == COMPONENT_ENABLED_STATE_DEFAULT 20438 || oldState == COMPONENT_ENABLED_STATE_ENABLED) 20439 && 20440 (newState == COMPONENT_ENABLED_STATE_DISABLED_USER 20441 || newState == COMPONENT_ENABLED_STATE_DEFAULT 20442 || newState == COMPONENT_ENABLED_STATE_ENABLED)) { 20443 // ok 20444 } else { 20445 throw new SecurityException( 20446 "Shell cannot change component state for " + packageName + "/" 20447 + className + " to " + newState); 20448 } 20449 } 20450 } 20451 if (className == null) { 20452 // We're dealing with an application/package level state change 20453 synchronized (mPackages) { 20454 if (pkgSetting.getEnabled(userId) == newState) { 20455 // Nothing to do 20456 return; 20457 } 20458 } 20459 // If we're enabling a system stub, there's a little more work to do. 20460 // Prior to enabling the package, we need to decompress the APK(s) to the 20461 // data partition and then replace the version on the system partition. 20462 final PackageParser.Package deletedPkg = pkgSetting.pkg; 20463 final boolean isSystemStub = deletedPkg.isStub 20464 && deletedPkg.isSystem(); 20465 if (isSystemStub 20466 && (newState == PackageManager.COMPONENT_ENABLED_STATE_DEFAULT 20467 || newState == PackageManager.COMPONENT_ENABLED_STATE_ENABLED)) { 20468 final File codePath = decompressPackage(deletedPkg); 20469 if (codePath == null) { 20470 Slog.e(TAG, "couldn't decompress pkg: " + pkgSetting.name); 20471 return; 20472 } 20473 // TODO remove direct parsing of the package object during internal cleanup 20474 // of scan package 20475 // We need to call parse directly here for no other reason than we need 20476 // the new package in order to disable the old one [we use the information 20477 // for some internal optimization to optionally create a new package setting 20478 // object on replace]. However, we can't get the package from the scan 20479 // because the scan modifies live structures and we need to remove the 20480 // old [system] package from the system before a scan can be attempted. 20481 // Once scan is indempotent we can remove this parse and use the package 20482 // object we scanned, prior to adding it to package settings. 20483 final PackageParser pp = new PackageParser(); 20484 pp.setSeparateProcesses(mSeparateProcesses); 20485 pp.setDisplayMetrics(mMetrics); 20486 pp.setCallback(mPackageParserCallback); 20487 final PackageParser.Package tmpPkg; 20488 try { 20489 final @ParseFlags int parseFlags = mDefParseFlags 20490 | PackageParser.PARSE_MUST_BE_APK 20491 | PackageParser.PARSE_IS_SYSTEM_DIR; 20492 tmpPkg = pp.parsePackage(codePath, parseFlags); 20493 } catch (PackageParserException e) { 20494 Slog.w(TAG, "Failed to parse compressed system package:" + pkgSetting.name, e); 20495 return; 20496 } 20497 synchronized (mInstallLock) { 20498 // Disable the stub and remove any package entries 20499 removePackageLI(deletedPkg, true); 20500 synchronized (mPackages) { 20501 disableSystemPackageLPw(deletedPkg, tmpPkg); 20502 } 20503 final PackageParser.Package pkg; 20504 try (PackageFreezer freezer = 20505 freezePackage(deletedPkg.packageName, "setEnabledSetting")) { 20506 final int parseFlags = mDefParseFlags | PackageParser.PARSE_CHATTY 20507 | PackageParser.PARSE_ENFORCE_CODE; 20508 pkg = scanPackageTracedLI(codePath, parseFlags, 0 /*scanFlags*/, 20509 0 /*currentTime*/, null /*user*/); 20510 prepareAppDataAfterInstallLIF(pkg); 20511 synchronized (mPackages) { 20512 try { 20513 updateSharedLibrariesLPr(pkg, null); 20514 } catch (PackageManagerException e) { 20515 Slog.e(TAG, "updateAllSharedLibrariesLPw failed: ", e); 20516 } 20517 mPermissionManager.updatePermissions( 20518 pkg.packageName, pkg, true, mPackages.values(), 20519 mPermissionCallback); 20520 mSettings.writeLPr(); 20521 } 20522 } catch (PackageManagerException e) { 20523 // Whoops! Something went wrong; try to roll back to the stub 20524 Slog.w(TAG, "Failed to install compressed system package:" 20525 + pkgSetting.name, e); 20526 // Remove the failed install 20527 removeCodePathLI(codePath); 20528 20529 // Install the system package 20530 try (PackageFreezer freezer = 20531 freezePackage(deletedPkg.packageName, "setEnabledSetting")) { 20532 synchronized (mPackages) { 20533 // NOTE: The system package always needs to be enabled; even 20534 // if it's for a compressed stub. If we don't, installing the 20535 // system package fails during scan [scanning checks the disabled 20536 // packages]. We will reverse this later, after we've "installed" 20537 // the stub. 20538 // This leaves us in a fragile state; the stub should never be 20539 // enabled, so, cross your fingers and hope nothing goes wrong 20540 // until we can disable the package later. 20541 enableSystemPackageLPw(deletedPkg); 20542 } 20543 installPackageFromSystemLIF(deletedPkg.codePath, 20544 false /*isPrivileged*/, null /*allUserHandles*/, 20545 null /*origUserHandles*/, null /*origPermissionsState*/, 20546 true /*writeSettings*/); 20547 } catch (PackageManagerException pme) { 20548 Slog.w(TAG, "Failed to restore system package:" 20549 + deletedPkg.packageName, pme); 20550 } finally { 20551 synchronized (mPackages) { 20552 mSettings.disableSystemPackageLPw( 20553 deletedPkg.packageName, true /*replaced*/); 20554 mSettings.writeLPr(); 20555 } 20556 } 20557 return; 20558 } 20559 clearAppDataLIF(pkg, UserHandle.USER_ALL, FLAG_STORAGE_DE 20560 | FLAG_STORAGE_CE | Installer.FLAG_CLEAR_CODE_CACHE_ONLY); 20561 mDexManager.notifyPackageUpdated(pkg.packageName, 20562 pkg.baseCodePath, pkg.splitCodePaths); 20563 } 20564 } 20565 if (newState == PackageManager.COMPONENT_ENABLED_STATE_DEFAULT 20566 || newState == PackageManager.COMPONENT_ENABLED_STATE_ENABLED) { 20567 // Don't care about who enables an app. 20568 callingPackage = null; 20569 } 20570 synchronized (mPackages) { 20571 pkgSetting.setEnabled(newState, userId, callingPackage); 20572 } 20573 } else { 20574 synchronized (mPackages) { 20575 // We're dealing with a component level state change 20576 // First, verify that this is a valid class name. 20577 PackageParser.Package pkg = pkgSetting.pkg; 20578 if (pkg == null || !pkg.hasComponentClassName(className)) { 20579 if (pkg != null && 20580 pkg.applicationInfo.targetSdkVersion >= 20581 Build.VERSION_CODES.JELLY_BEAN) { 20582 throw new IllegalArgumentException("Component class " + className 20583 + " does not exist in " + packageName); 20584 } else { 20585 Slog.w(TAG, "Failed setComponentEnabledSetting: component class " 20586 + className + " does not exist in " + packageName); 20587 } 20588 } 20589 switch (newState) { 20590 case COMPONENT_ENABLED_STATE_ENABLED: 20591 if (!pkgSetting.enableComponentLPw(className, userId)) { 20592 return; 20593 } 20594 break; 20595 case COMPONENT_ENABLED_STATE_DISABLED: 20596 if (!pkgSetting.disableComponentLPw(className, userId)) { 20597 return; 20598 } 20599 break; 20600 case COMPONENT_ENABLED_STATE_DEFAULT: 20601 if (!pkgSetting.restoreComponentLPw(className, userId)) { 20602 return; 20603 } 20604 break; 20605 default: 20606 Slog.e(TAG, "Invalid new component state: " + newState); 20607 return; 20608 } 20609 } 20610 } 20611 synchronized (mPackages) { 20612 scheduleWritePackageRestrictionsLocked(userId); 20613 updateSequenceNumberLP(pkgSetting, new int[] { userId }); 20614 final long callingId = Binder.clearCallingIdentity(); 20615 try { 20616 updateInstantAppInstallerLocked(packageName); 20617 } finally { 20618 Binder.restoreCallingIdentity(callingId); 20619 } 20620 components = mPendingBroadcasts.get(userId, packageName); 20621 final boolean newPackage = components == null; 20622 if (newPackage) { 20623 components = new ArrayList<String>(); 20624 } 20625 if (!components.contains(componentName)) { 20626 components.add(componentName); 20627 } 20628 if ((flags&PackageManager.DONT_KILL_APP) == 0) { 20629 sendNow = true; 20630 // Purge entry from pending broadcast list if another one exists already 20631 // since we are sending one right away. 20632 mPendingBroadcasts.remove(userId, packageName); 20633 } else { 20634 if (newPackage) { 20635 mPendingBroadcasts.put(userId, packageName, components); 20636 } 20637 if (!mHandler.hasMessages(SEND_PENDING_BROADCAST)) { 20638 // Schedule a message 20639 mHandler.sendEmptyMessageDelayed(SEND_PENDING_BROADCAST, BROADCAST_DELAY); 20640 } 20641 } 20642 } 20643 20644 long callingId = Binder.clearCallingIdentity(); 20645 try { 20646 if (sendNow) { 20647 packageUid = UserHandle.getUid(userId, pkgSetting.appId); 20648 sendPackageChangedBroadcast(packageName, 20649 (flags&PackageManager.DONT_KILL_APP) != 0, components, packageUid); 20650 } 20651 } finally { 20652 Binder.restoreCallingIdentity(callingId); 20653 } 20654 } 20655 20656 @Override 20657 public void flushPackageRestrictionsAsUser(int userId) { 20658 if (getInstantAppPackageName(Binder.getCallingUid()) != null) { 20659 return; 20660 } 20661 if (!sUserManager.exists(userId)) { 20662 return; 20663 } 20664 mPermissionManager.enforceCrossUserPermission(Binder.getCallingUid(), userId, false /* requireFullPermission*/, 20665 false /* checkShell */, "flushPackageRestrictions"); 20666 synchronized (mPackages) { 20667 mSettings.writePackageRestrictionsLPr(userId); 20668 mDirtyUsers.remove(userId); 20669 if (mDirtyUsers.isEmpty()) { 20670 mHandler.removeMessages(WRITE_PACKAGE_RESTRICTIONS); 20671 } 20672 } 20673 } 20674 20675 private void sendPackageChangedBroadcast(String packageName, 20676 boolean killFlag, ArrayList<String> componentNames, int packageUid) { 20677 if (DEBUG_INSTALL) 20678 Log.v(TAG, "Sending package changed: package=" + packageName + " components=" 20679 + componentNames); 20680 Bundle extras = new Bundle(4); 20681 extras.putString(Intent.EXTRA_CHANGED_COMPONENT_NAME, componentNames.get(0)); 20682 String nameList[] = new String[componentNames.size()]; 20683 componentNames.toArray(nameList); 20684 extras.putStringArray(Intent.EXTRA_CHANGED_COMPONENT_NAME_LIST, nameList); 20685 extras.putBoolean(Intent.EXTRA_DONT_KILL_APP, killFlag); 20686 extras.putInt(Intent.EXTRA_UID, packageUid); 20687 // If this is not reporting a change of the overall package, then only send it 20688 // to registered receivers. We don't want to launch a swath of apps for every 20689 // little component state change. 20690 final int flags = !componentNames.contains(packageName) 20691 ? Intent.FLAG_RECEIVER_REGISTERED_ONLY : 0; 20692 final int userId = UserHandle.getUserId(packageUid); 20693 final boolean isInstantApp = isInstantApp(packageName, userId); 20694 final int[] userIds = isInstantApp ? EMPTY_INT_ARRAY : new int[] { userId }; 20695 final int[] instantUserIds = isInstantApp ? new int[] { userId } : EMPTY_INT_ARRAY; 20696 sendPackageBroadcast(Intent.ACTION_PACKAGE_CHANGED, packageName, extras, flags, null, null, 20697 userIds, instantUserIds); 20698 } 20699 20700 @Override 20701 public void setPackageStoppedState(String packageName, boolean stopped, int userId) { 20702 if (!sUserManager.exists(userId)) return; 20703 final int callingUid = Binder.getCallingUid(); 20704 if (getInstantAppPackageName(callingUid) != null) { 20705 return; 20706 } 20707 final int permission = mContext.checkCallingOrSelfPermission( 20708 android.Manifest.permission.CHANGE_COMPONENT_ENABLED_STATE); 20709 final boolean allowedByPermission = (permission == PackageManager.PERMISSION_GRANTED); 20710 mPermissionManager.enforceCrossUserPermission(callingUid, userId, 20711 true /* requireFullPermission */, true /* checkShell */, "stop package"); 20712 // writer 20713 synchronized (mPackages) { 20714 final PackageSetting ps = mSettings.mPackages.get(packageName); 20715 if (!filterAppAccessLPr(ps, callingUid, userId) 20716 && mSettings.setPackageStoppedStateLPw(this, packageName, stopped, 20717 allowedByPermission, callingUid, userId)) { 20718 scheduleWritePackageRestrictionsLocked(userId); 20719 } 20720 } 20721 } 20722 20723 @Override 20724 public String getInstallerPackageName(String packageName) { 20725 final int callingUid = Binder.getCallingUid(); 20726 if (getInstantAppPackageName(callingUid) != null) { 20727 return null; 20728 } 20729 // reader 20730 synchronized (mPackages) { 20731 final PackageSetting ps = mSettings.mPackages.get(packageName); 20732 if (filterAppAccessLPr(ps, callingUid, UserHandle.getUserId(callingUid))) { 20733 return null; 20734 } 20735 return mSettings.getInstallerPackageNameLPr(packageName); 20736 } 20737 } 20738 20739 public boolean isOrphaned(String packageName) { 20740 // reader 20741 synchronized (mPackages) { 20742 return mSettings.isOrphaned(packageName); 20743 } 20744 } 20745 20746 @Override 20747 public int getApplicationEnabledSetting(String packageName, int userId) { 20748 if (!sUserManager.exists(userId)) return COMPONENT_ENABLED_STATE_DISABLED; 20749 int callingUid = Binder.getCallingUid(); 20750 mPermissionManager.enforceCrossUserPermission(callingUid, userId, 20751 false /* requireFullPermission */, false /* checkShell */, "get enabled"); 20752 // reader 20753 synchronized (mPackages) { 20754 if (filterAppAccessLPr(mSettings.getPackageLPr(packageName), callingUid, userId)) { 20755 return COMPONENT_ENABLED_STATE_DISABLED; 20756 } 20757 return mSettings.getApplicationEnabledSettingLPr(packageName, userId); 20758 } 20759 } 20760 20761 @Override 20762 public int getComponentEnabledSetting(ComponentName component, int userId) { 20763 if (!sUserManager.exists(userId)) return COMPONENT_ENABLED_STATE_DISABLED; 20764 int callingUid = Binder.getCallingUid(); 20765 mPermissionManager.enforceCrossUserPermission(callingUid, userId, 20766 false /*requireFullPermission*/, false /*checkShell*/, "getComponentEnabled"); 20767 synchronized (mPackages) { 20768 if (filterAppAccessLPr(mSettings.getPackageLPr(component.getPackageName()), callingUid, 20769 component, TYPE_UNKNOWN, userId)) { 20770 return COMPONENT_ENABLED_STATE_DISABLED; 20771 } 20772 return mSettings.getComponentEnabledSettingLPr(component, userId); 20773 } 20774 } 20775 20776 @Override 20777 public void enterSafeMode() { 20778 enforceSystemOrRoot("Only the system can request entering safe mode"); 20779 20780 if (!mSystemReady) { 20781 mSafeMode = true; 20782 } 20783 } 20784 20785 @Override 20786 public void systemReady() { 20787 enforceSystemOrRoot("Only the system can claim the system is ready"); 20788 20789 mSystemReady = true; 20790 final ContentResolver resolver = mContext.getContentResolver(); 20791 ContentObserver co = new ContentObserver(mHandler) { 20792 @Override 20793 public void onChange(boolean selfChange) { 20794 mEphemeralAppsDisabled = 20795 (Global.getInt(resolver, Global.ENABLE_EPHEMERAL_FEATURE, 1) == 0) || 20796 (Secure.getInt(resolver, Secure.INSTANT_APPS_ENABLED, 1) == 0); 20797 } 20798 }; 20799 mContext.getContentResolver().registerContentObserver(android.provider.Settings.Global 20800 .getUriFor(Global.ENABLE_EPHEMERAL_FEATURE), 20801 false, co, UserHandle.USER_SYSTEM); 20802 mContext.getContentResolver().registerContentObserver(android.provider.Settings.Global 20803 .getUriFor(Secure.INSTANT_APPS_ENABLED), false, co, UserHandle.USER_SYSTEM); 20804 co.onChange(true); 20805 20806 // This observer provides an one directional mapping from Global.PRIV_APP_OOB_ENABLED to 20807 // pm.dexopt.priv-apps-oob property. This is only for experiment and should be removed once 20808 // it is done. 20809 ContentObserver privAppOobObserver = new ContentObserver(mHandler) { 20810 @Override 20811 public void onChange(boolean selfChange) { 20812 int oobEnabled = Global.getInt(resolver, Global.PRIV_APP_OOB_ENABLED, 0); 20813 SystemProperties.set(PROPERTY_NAME_PM_DEXOPT_PRIV_APPS_OOB, 20814 oobEnabled == 1 ? "true" : "false"); 20815 } 20816 }; 20817 mContext.getContentResolver().registerContentObserver( 20818 Global.getUriFor(Global.PRIV_APP_OOB_ENABLED), false, privAppOobObserver, 20819 UserHandle.USER_SYSTEM); 20820 // At boot, restore the value from the setting, which persists across reboot. 20821 privAppOobObserver.onChange(true); 20822 20823 // Disable any carrier apps. We do this very early in boot to prevent the apps from being 20824 // disabled after already being started. 20825 CarrierAppUtils.disableCarrierAppsUntilPrivileged(mContext.getOpPackageName(), this, 20826 mContext.getContentResolver(), UserHandle.USER_SYSTEM); 20827 20828 // Read the compatibilty setting when the system is ready. 20829 boolean compatibilityModeEnabled = android.provider.Settings.Global.getInt( 20830 mContext.getContentResolver(), 20831 android.provider.Settings.Global.COMPATIBILITY_MODE, 1) == 1; 20832 PackageParser.setCompatibilityModeEnabled(compatibilityModeEnabled); 20833 if (DEBUG_SETTINGS) { 20834 Log.d(TAG, "compatibility mode:" + compatibilityModeEnabled); 20835 } 20836 20837 int[] grantPermissionsUserIds = EMPTY_INT_ARRAY; 20838 20839 synchronized (mPackages) { 20840 // Verify that all of the preferred activity components actually 20841 // exist. It is possible for applications to be updated and at 20842 // that point remove a previously declared activity component that 20843 // had been set as a preferred activity. We try to clean this up 20844 // the next time we encounter that preferred activity, but it is 20845 // possible for the user flow to never be able to return to that 20846 // situation so here we do a sanity check to make sure we haven't 20847 // left any junk around. 20848 ArrayList<PreferredActivity> removed = new ArrayList<PreferredActivity>(); 20849 for (int i=0; i<mSettings.mPreferredActivities.size(); i++) { 20850 PreferredIntentResolver pir = mSettings.mPreferredActivities.valueAt(i); 20851 removed.clear(); 20852 for (PreferredActivity pa : pir.filterSet()) { 20853 if (mActivities.mActivities.get(pa.mPref.mComponent) == null) { 20854 removed.add(pa); 20855 } 20856 } 20857 if (removed.size() > 0) { 20858 for (int r=0; r<removed.size(); r++) { 20859 PreferredActivity pa = removed.get(r); 20860 Slog.w(TAG, "Removing dangling preferred activity: " 20861 + pa.mPref.mComponent); 20862 pir.removeFilter(pa); 20863 } 20864 mSettings.writePackageRestrictionsLPr( 20865 mSettings.mPreferredActivities.keyAt(i)); 20866 } 20867 } 20868 20869 for (int userId : UserManagerService.getInstance().getUserIds()) { 20870 if (!mSettings.areDefaultRuntimePermissionsGrantedLPr(userId)) { 20871 grantPermissionsUserIds = ArrayUtils.appendInt( 20872 grantPermissionsUserIds, userId); 20873 } 20874 } 20875 } 20876 sUserManager.systemReady(); 20877 // If we upgraded grant all default permissions before kicking off. 20878 for (int userId : grantPermissionsUserIds) { 20879 mDefaultPermissionPolicy.grantDefaultPermissions(userId); 20880 } 20881 20882 if (grantPermissionsUserIds == EMPTY_INT_ARRAY) { 20883 // If we did not grant default permissions, we preload from this the 20884 // default permission exceptions lazily to ensure we don't hit the 20885 // disk on a new user creation. 20886 mDefaultPermissionPolicy.scheduleReadDefaultPermissionExceptions(); 20887 } 20888 20889 // Now that we've scanned all packages, and granted any default 20890 // permissions, ensure permissions are updated. Beware of dragons if you 20891 // try optimizing this. 20892 synchronized (mPackages) { 20893 mPermissionManager.updateAllPermissions( 20894 StorageManager.UUID_PRIVATE_INTERNAL, false, mPackages.values(), 20895 mPermissionCallback); 20896 } 20897 20898 // Kick off any messages waiting for system ready 20899 if (mPostSystemReadyMessages != null) { 20900 for (Message msg : mPostSystemReadyMessages) { 20901 msg.sendToTarget(); 20902 } 20903 mPostSystemReadyMessages = null; 20904 } 20905 20906 // Watch for external volumes that come and go over time 20907 final StorageManager storage = mContext.getSystemService(StorageManager.class); 20908 storage.registerListener(mStorageListener); 20909 20910 mInstallerService.systemReady(); 20911 mPackageDexOptimizer.systemReady(); 20912 20913 StorageManagerInternal StorageManagerInternal = LocalServices.getService( 20914 StorageManagerInternal.class); 20915 StorageManagerInternal.addExternalStoragePolicy( 20916 new StorageManagerInternal.ExternalStorageMountPolicy() { 20917 @Override 20918 public int getMountMode(int uid, String packageName) { 20919 if (Process.isIsolated(uid)) { 20920 return Zygote.MOUNT_EXTERNAL_NONE; 20921 } 20922 if (checkUidPermission(WRITE_MEDIA_STORAGE, uid) == PERMISSION_GRANTED) { 20923 return Zygote.MOUNT_EXTERNAL_DEFAULT; 20924 } 20925 if (checkUidPermission(READ_EXTERNAL_STORAGE, uid) == PERMISSION_DENIED) { 20926 return Zygote.MOUNT_EXTERNAL_DEFAULT; 20927 } 20928 if (checkUidPermission(WRITE_EXTERNAL_STORAGE, uid) == PERMISSION_DENIED) { 20929 return Zygote.MOUNT_EXTERNAL_READ; 20930 } 20931 return Zygote.MOUNT_EXTERNAL_WRITE; 20932 } 20933 20934 @Override 20935 public boolean hasExternalStorage(int uid, String packageName) { 20936 return true; 20937 } 20938 }); 20939 20940 // Now that we're mostly running, clean up stale users and apps 20941 sUserManager.reconcileUsers(StorageManager.UUID_PRIVATE_INTERNAL); 20942 reconcileApps(StorageManager.UUID_PRIVATE_INTERNAL); 20943 20944 mPermissionManager.systemReady(); 20945 } 20946 20947 public void waitForAppDataPrepared() { 20948 if (mPrepareAppDataFuture == null) { 20949 return; 20950 } 20951 ConcurrentUtils.waitForFutureNoInterrupt(mPrepareAppDataFuture, "wait for prepareAppData"); 20952 mPrepareAppDataFuture = null; 20953 } 20954 20955 @Override 20956 public boolean isSafeMode() { 20957 // allow instant applications 20958 return mSafeMode; 20959 } 20960 20961 @Override 20962 public boolean hasSystemUidErrors() { 20963 // allow instant applications 20964 return mHasSystemUidErrors; 20965 } 20966 20967 static String arrayToString(int[] array) { 20968 StringBuffer buf = new StringBuffer(128); 20969 buf.append('['); 20970 if (array != null) { 20971 for (int i=0; i<array.length; i++) { 20972 if (i > 0) buf.append(", "); 20973 buf.append(array[i]); 20974 } 20975 } 20976 buf.append(']'); 20977 return buf.toString(); 20978 } 20979 20980 @Override 20981 public void onShellCommand(FileDescriptor in, FileDescriptor out, 20982 FileDescriptor err, String[] args, ShellCallback callback, 20983 ResultReceiver resultReceiver) { 20984 (new PackageManagerShellCommand(this)).exec( 20985 this, in, out, err, args, callback, resultReceiver); 20986 } 20987 20988 @Override 20989 protected void dump(FileDescriptor fd, PrintWriter pw, String[] args) { 20990 if (!DumpUtils.checkDumpAndUsageStatsPermission(mContext, TAG, pw)) return; 20991 20992 DumpState dumpState = new DumpState(); 20993 boolean fullPreferred = false; 20994 boolean checkin = false; 20995 20996 String packageName = null; 20997 ArraySet<String> permissionNames = null; 20998 20999 int opti = 0; 21000 while (opti < args.length) { 21001 String opt = args[opti]; 21002 if (opt == null || opt.length() <= 0 || opt.charAt(0) != '-') { 21003 break; 21004 } 21005 opti++; 21006 21007 if ("-a".equals(opt)) { 21008 // Right now we only know how to print all. 21009 } else if ("-h".equals(opt)) { 21010 pw.println("Package manager dump options:"); 21011 pw.println(" [-h] [-f] [--checkin] [cmd] ..."); 21012 pw.println(" --checkin: dump for a checkin"); 21013 pw.println(" -f: print details of intent filters"); 21014 pw.println(" -h: print this help"); 21015 pw.println(" cmd may be one of:"); 21016 pw.println(" l[ibraries]: list known shared libraries"); 21017 pw.println(" f[eatures]: list device features"); 21018 pw.println(" k[eysets]: print known keysets"); 21019 pw.println(" r[esolvers] [activity|service|receiver|content]: dump intent resolvers"); 21020 pw.println(" perm[issions]: dump permissions"); 21021 pw.println(" permission [name ...]: dump declaration and use of given permission"); 21022 pw.println(" pref[erred]: print preferred package settings"); 21023 pw.println(" preferred-xml [--full]: print preferred package settings as xml"); 21024 pw.println(" prov[iders]: dump content providers"); 21025 pw.println(" p[ackages]: dump installed packages"); 21026 pw.println(" s[hared-users]: dump shared user IDs"); 21027 pw.println(" m[essages]: print collected runtime messages"); 21028 pw.println(" v[erifiers]: print package verifier info"); 21029 pw.println(" d[omain-preferred-apps]: print domains preferred apps"); 21030 pw.println(" i[ntent-filter-verifiers]|ifv: print intent filter verifier info"); 21031 pw.println(" version: print database version info"); 21032 pw.println(" write: write current settings now"); 21033 pw.println(" installs: details about install sessions"); 21034 pw.println(" check-permission <permission> <package> [<user>]: does pkg hold perm?"); 21035 pw.println(" dexopt: dump dexopt state"); 21036 pw.println(" compiler-stats: dump compiler statistics"); 21037 pw.println(" enabled-overlays: dump list of enabled overlay packages"); 21038 pw.println(" service-permissions: dump permissions required by services"); 21039 pw.println(" <package.name>: info about given package"); 21040 return; 21041 } else if ("--checkin".equals(opt)) { 21042 checkin = true; 21043 } else if ("-f".equals(opt)) { 21044 dumpState.setOptionEnabled(DumpState.OPTION_SHOW_FILTERS); 21045 } else if ("--proto".equals(opt)) { 21046 dumpProto(fd); 21047 return; 21048 } else { 21049 pw.println("Unknown argument: " + opt + "; use -h for help"); 21050 } 21051 } 21052 21053 // Is the caller requesting to dump a particular piece of data? 21054 if (opti < args.length) { 21055 String cmd = args[opti]; 21056 opti++; 21057 // Is this a package name? 21058 if ("android".equals(cmd) || cmd.contains(".")) { 21059 packageName = cmd; 21060 // When dumping a single package, we always dump all of its 21061 // filter information since the amount of data will be reasonable. 21062 dumpState.setOptionEnabled(DumpState.OPTION_SHOW_FILTERS); 21063 } else if ("check-permission".equals(cmd)) { 21064 if (opti >= args.length) { 21065 pw.println("Error: check-permission missing permission argument"); 21066 return; 21067 } 21068 String perm = args[opti]; 21069 opti++; 21070 if (opti >= args.length) { 21071 pw.println("Error: check-permission missing package argument"); 21072 return; 21073 } 21074 21075 String pkg = args[opti]; 21076 opti++; 21077 int user = UserHandle.getUserId(Binder.getCallingUid()); 21078 if (opti < args.length) { 21079 try { 21080 user = Integer.parseInt(args[opti]); 21081 } catch (NumberFormatException e) { 21082 pw.println("Error: check-permission user argument is not a number: " 21083 + args[opti]); 21084 return; 21085 } 21086 } 21087 21088 // Normalize package name to handle renamed packages and static libs 21089 pkg = resolveInternalPackageNameLPr(pkg, PackageManager.VERSION_CODE_HIGHEST); 21090 21091 pw.println(checkPermission(perm, pkg, user)); 21092 return; 21093 } else if ("l".equals(cmd) || "libraries".equals(cmd)) { 21094 dumpState.setDump(DumpState.DUMP_LIBS); 21095 } else if ("f".equals(cmd) || "features".equals(cmd)) { 21096 dumpState.setDump(DumpState.DUMP_FEATURES); 21097 } else if ("r".equals(cmd) || "resolvers".equals(cmd)) { 21098 if (opti >= args.length) { 21099 dumpState.setDump(DumpState.DUMP_ACTIVITY_RESOLVERS 21100 | DumpState.DUMP_SERVICE_RESOLVERS 21101 | DumpState.DUMP_RECEIVER_RESOLVERS 21102 | DumpState.DUMP_CONTENT_RESOLVERS); 21103 } else { 21104 while (opti < args.length) { 21105 String name = args[opti]; 21106 if ("a".equals(name) || "activity".equals(name)) { 21107 dumpState.setDump(DumpState.DUMP_ACTIVITY_RESOLVERS); 21108 } else if ("s".equals(name) || "service".equals(name)) { 21109 dumpState.setDump(DumpState.DUMP_SERVICE_RESOLVERS); 21110 } else if ("r".equals(name) || "receiver".equals(name)) { 21111 dumpState.setDump(DumpState.DUMP_RECEIVER_RESOLVERS); 21112 } else if ("c".equals(name) || "content".equals(name)) { 21113 dumpState.setDump(DumpState.DUMP_CONTENT_RESOLVERS); 21114 } else { 21115 pw.println("Error: unknown resolver table type: " + name); 21116 return; 21117 } 21118 opti++; 21119 } 21120 } 21121 } else if ("perm".equals(cmd) || "permissions".equals(cmd)) { 21122 dumpState.setDump(DumpState.DUMP_PERMISSIONS); 21123 } else if ("permission".equals(cmd)) { 21124 if (opti >= args.length) { 21125 pw.println("Error: permission requires permission name"); 21126 return; 21127 } 21128 permissionNames = new ArraySet<>(); 21129 while (opti < args.length) { 21130 permissionNames.add(args[opti]); 21131 opti++; 21132 } 21133 dumpState.setDump(DumpState.DUMP_PERMISSIONS 21134 | DumpState.DUMP_PACKAGES | DumpState.DUMP_SHARED_USERS); 21135 } else if ("pref".equals(cmd) || "preferred".equals(cmd)) { 21136 dumpState.setDump(DumpState.DUMP_PREFERRED); 21137 } else if ("preferred-xml".equals(cmd)) { 21138 dumpState.setDump(DumpState.DUMP_PREFERRED_XML); 21139 if (opti < args.length && "--full".equals(args[opti])) { 21140 fullPreferred = true; 21141 opti++; 21142 } 21143 } else if ("d".equals(cmd) || "domain-preferred-apps".equals(cmd)) { 21144 dumpState.setDump(DumpState.DUMP_DOMAIN_PREFERRED); 21145 } else if ("p".equals(cmd) || "packages".equals(cmd)) { 21146 dumpState.setDump(DumpState.DUMP_PACKAGES); 21147 } else if ("s".equals(cmd) || "shared-users".equals(cmd)) { 21148 dumpState.setDump(DumpState.DUMP_SHARED_USERS); 21149 } else if ("prov".equals(cmd) || "providers".equals(cmd)) { 21150 dumpState.setDump(DumpState.DUMP_PROVIDERS); 21151 } else if ("m".equals(cmd) || "messages".equals(cmd)) { 21152 dumpState.setDump(DumpState.DUMP_MESSAGES); 21153 } else if ("v".equals(cmd) || "verifiers".equals(cmd)) { 21154 dumpState.setDump(DumpState.DUMP_VERIFIERS); 21155 } else if ("i".equals(cmd) || "ifv".equals(cmd) 21156 || "intent-filter-verifiers".equals(cmd)) { 21157 dumpState.setDump(DumpState.DUMP_INTENT_FILTER_VERIFIERS); 21158 } else if ("version".equals(cmd)) { 21159 dumpState.setDump(DumpState.DUMP_VERSION); 21160 } else if ("k".equals(cmd) || "keysets".equals(cmd)) { 21161 dumpState.setDump(DumpState.DUMP_KEYSETS); 21162 } else if ("installs".equals(cmd)) { 21163 dumpState.setDump(DumpState.DUMP_INSTALLS); 21164 } else if ("frozen".equals(cmd)) { 21165 dumpState.setDump(DumpState.DUMP_FROZEN); 21166 } else if ("volumes".equals(cmd)) { 21167 dumpState.setDump(DumpState.DUMP_VOLUMES); 21168 } else if ("dexopt".equals(cmd)) { 21169 dumpState.setDump(DumpState.DUMP_DEXOPT); 21170 } else if ("compiler-stats".equals(cmd)) { 21171 dumpState.setDump(DumpState.DUMP_COMPILER_STATS); 21172 } else if ("changes".equals(cmd)) { 21173 dumpState.setDump(DumpState.DUMP_CHANGES); 21174 } else if ("service-permissions".equals(cmd)) { 21175 dumpState.setDump(DumpState.DUMP_SERVICE_PERMISSIONS); 21176 } else if ("write".equals(cmd)) { 21177 synchronized (mPackages) { 21178 mSettings.writeLPr(); 21179 pw.println("Settings written."); 21180 return; 21181 } 21182 } 21183 } 21184 21185 if (checkin) { 21186 pw.println("vers,1"); 21187 } 21188 21189 // reader 21190 synchronized (mPackages) { 21191 if (dumpState.isDumping(DumpState.DUMP_VERSION) && packageName == null) { 21192 if (!checkin) { 21193 if (dumpState.onTitlePrinted()) 21194 pw.println(); 21195 pw.println("Database versions:"); 21196 mSettings.dumpVersionLPr(new IndentingPrintWriter(pw, " ")); 21197 } 21198 } 21199 21200 if (dumpState.isDumping(DumpState.DUMP_VERIFIERS) && packageName == null) { 21201 if (!checkin) { 21202 if (dumpState.onTitlePrinted()) 21203 pw.println(); 21204 pw.println("Verifiers:"); 21205 pw.print(" Required: "); 21206 pw.print(mRequiredVerifierPackage); 21207 pw.print(" (uid="); 21208 pw.print(getPackageUid(mRequiredVerifierPackage, MATCH_DEBUG_TRIAGED_MISSING, 21209 UserHandle.USER_SYSTEM)); 21210 pw.println(")"); 21211 } else if (mRequiredVerifierPackage != null) { 21212 pw.print("vrfy,"); pw.print(mRequiredVerifierPackage); 21213 pw.print(","); 21214 pw.println(getPackageUid(mRequiredVerifierPackage, MATCH_DEBUG_TRIAGED_MISSING, 21215 UserHandle.USER_SYSTEM)); 21216 } 21217 } 21218 21219 if (dumpState.isDumping(DumpState.DUMP_INTENT_FILTER_VERIFIERS) && 21220 packageName == null) { 21221 if (mIntentFilterVerifierComponent != null) { 21222 String verifierPackageName = mIntentFilterVerifierComponent.getPackageName(); 21223 if (!checkin) { 21224 if (dumpState.onTitlePrinted()) 21225 pw.println(); 21226 pw.println("Intent Filter Verifier:"); 21227 pw.print(" Using: "); 21228 pw.print(verifierPackageName); 21229 pw.print(" (uid="); 21230 pw.print(getPackageUid(verifierPackageName, MATCH_DEBUG_TRIAGED_MISSING, 21231 UserHandle.USER_SYSTEM)); 21232 pw.println(")"); 21233 } else if (verifierPackageName != null) { 21234 pw.print("ifv,"); pw.print(verifierPackageName); 21235 pw.print(","); 21236 pw.println(getPackageUid(verifierPackageName, MATCH_DEBUG_TRIAGED_MISSING, 21237 UserHandle.USER_SYSTEM)); 21238 } 21239 } else { 21240 pw.println(); 21241 pw.println("No Intent Filter Verifier available!"); 21242 } 21243 } 21244 21245 if (dumpState.isDumping(DumpState.DUMP_LIBS) && packageName == null) { 21246 boolean printedHeader = false; 21247 final Iterator<String> it = mSharedLibraries.keySet().iterator(); 21248 while (it.hasNext()) { 21249 String libName = it.next(); 21250 LongSparseArray<SharedLibraryEntry> versionedLib 21251 = mSharedLibraries.get(libName); 21252 if (versionedLib == null) { 21253 continue; 21254 } 21255 final int versionCount = versionedLib.size(); 21256 for (int i = 0; i < versionCount; i++) { 21257 SharedLibraryEntry libEntry = versionedLib.valueAt(i); 21258 if (!checkin) { 21259 if (!printedHeader) { 21260 if (dumpState.onTitlePrinted()) 21261 pw.println(); 21262 pw.println("Libraries:"); 21263 printedHeader = true; 21264 } 21265 pw.print(" "); 21266 } else { 21267 pw.print("lib,"); 21268 } 21269 pw.print(libEntry.info.getName()); 21270 if (libEntry.info.isStatic()) { 21271 pw.print(" version=" + libEntry.info.getLongVersion()); 21272 } 21273 if (!checkin) { 21274 pw.print(" -> "); 21275 } 21276 if (libEntry.path != null) { 21277 pw.print(" (jar) "); 21278 pw.print(libEntry.path); 21279 } else { 21280 pw.print(" (apk) "); 21281 pw.print(libEntry.apk); 21282 } 21283 pw.println(); 21284 } 21285 } 21286 } 21287 21288 if (dumpState.isDumping(DumpState.DUMP_FEATURES) && packageName == null) { 21289 if (dumpState.onTitlePrinted()) 21290 pw.println(); 21291 if (!checkin) { 21292 pw.println("Features:"); 21293 } 21294 21295 synchronized (mAvailableFeatures) { 21296 for (FeatureInfo feat : mAvailableFeatures.values()) { 21297 if (checkin) { 21298 pw.print("feat,"); 21299 pw.print(feat.name); 21300 pw.print(","); 21301 pw.println(feat.version); 21302 } else { 21303 pw.print(" "); 21304 pw.print(feat.name); 21305 if (feat.version > 0) { 21306 pw.print(" version="); 21307 pw.print(feat.version); 21308 } 21309 pw.println(); 21310 } 21311 } 21312 } 21313 } 21314 21315 if (!checkin && dumpState.isDumping(DumpState.DUMP_ACTIVITY_RESOLVERS)) { 21316 if (mActivities.dump(pw, dumpState.getTitlePrinted() ? "\nActivity Resolver Table:" 21317 : "Activity Resolver Table:", " ", packageName, 21318 dumpState.isOptionEnabled(DumpState.OPTION_SHOW_FILTERS), true)) { 21319 dumpState.setTitlePrinted(true); 21320 } 21321 } 21322 if (!checkin && dumpState.isDumping(DumpState.DUMP_RECEIVER_RESOLVERS)) { 21323 if (mReceivers.dump(pw, dumpState.getTitlePrinted() ? "\nReceiver Resolver Table:" 21324 : "Receiver Resolver Table:", " ", packageName, 21325 dumpState.isOptionEnabled(DumpState.OPTION_SHOW_FILTERS), true)) { 21326 dumpState.setTitlePrinted(true); 21327 } 21328 } 21329 if (!checkin && dumpState.isDumping(DumpState.DUMP_SERVICE_RESOLVERS)) { 21330 if (mServices.dump(pw, dumpState.getTitlePrinted() ? "\nService Resolver Table:" 21331 : "Service Resolver Table:", " ", packageName, 21332 dumpState.isOptionEnabled(DumpState.OPTION_SHOW_FILTERS), true)) { 21333 dumpState.setTitlePrinted(true); 21334 } 21335 } 21336 if (!checkin && dumpState.isDumping(DumpState.DUMP_CONTENT_RESOLVERS)) { 21337 if (mProviders.dump(pw, dumpState.getTitlePrinted() ? "\nProvider Resolver Table:" 21338 : "Provider Resolver Table:", " ", packageName, 21339 dumpState.isOptionEnabled(DumpState.OPTION_SHOW_FILTERS), true)) { 21340 dumpState.setTitlePrinted(true); 21341 } 21342 } 21343 21344 if (!checkin && dumpState.isDumping(DumpState.DUMP_PREFERRED)) { 21345 for (int i=0; i<mSettings.mPreferredActivities.size(); i++) { 21346 PreferredIntentResolver pir = mSettings.mPreferredActivities.valueAt(i); 21347 int user = mSettings.mPreferredActivities.keyAt(i); 21348 if (pir.dump(pw, 21349 dumpState.getTitlePrinted() 21350 ? "\nPreferred Activities User " + user + ":" 21351 : "Preferred Activities User " + user + ":", " ", 21352 packageName, true, false)) { 21353 dumpState.setTitlePrinted(true); 21354 } 21355 } 21356 } 21357 21358 if (!checkin && dumpState.isDumping(DumpState.DUMP_PREFERRED_XML)) { 21359 pw.flush(); 21360 FileOutputStream fout = new FileOutputStream(fd); 21361 BufferedOutputStream str = new BufferedOutputStream(fout); 21362 XmlSerializer serializer = new FastXmlSerializer(); 21363 try { 21364 serializer.setOutput(str, StandardCharsets.UTF_8.name()); 21365 serializer.startDocument(null, true); 21366 serializer.setFeature( 21367 "http://xmlpull.org/v1/doc/features.html#indent-output", true); 21368 mSettings.writePreferredActivitiesLPr(serializer, 0, fullPreferred); 21369 serializer.endDocument(); 21370 serializer.flush(); 21371 } catch (IllegalArgumentException e) { 21372 pw.println("Failed writing: " + e); 21373 } catch (IllegalStateException e) { 21374 pw.println("Failed writing: " + e); 21375 } catch (IOException e) { 21376 pw.println("Failed writing: " + e); 21377 } 21378 } 21379 21380 if (!checkin 21381 && dumpState.isDumping(DumpState.DUMP_DOMAIN_PREFERRED) 21382 && packageName == null) { 21383 pw.println(); 21384 int count = mSettings.mPackages.size(); 21385 if (count == 0) { 21386 pw.println("No applications!"); 21387 pw.println(); 21388 } else { 21389 final String prefix = " "; 21390 Collection<PackageSetting> allPackageSettings = mSettings.mPackages.values(); 21391 if (allPackageSettings.size() == 0) { 21392 pw.println("No domain preferred apps!"); 21393 pw.println(); 21394 } else { 21395 pw.println("App verification status:"); 21396 pw.println(); 21397 count = 0; 21398 for (PackageSetting ps : allPackageSettings) { 21399 IntentFilterVerificationInfo ivi = ps.getIntentFilterVerificationInfo(); 21400 if (ivi == null || ivi.getPackageName() == null) continue; 21401 pw.println(prefix + "Package: " + ivi.getPackageName()); 21402 pw.println(prefix + "Domains: " + ivi.getDomainsString()); 21403 pw.println(prefix + "Status: " + ivi.getStatusString()); 21404 pw.println(); 21405 count++; 21406 } 21407 if (count == 0) { 21408 pw.println(prefix + "No app verification established."); 21409 pw.println(); 21410 } 21411 for (int userId : sUserManager.getUserIds()) { 21412 pw.println("App linkages for user " + userId + ":"); 21413 pw.println(); 21414 count = 0; 21415 for (PackageSetting ps : allPackageSettings) { 21416 final long status = ps.getDomainVerificationStatusForUser(userId); 21417 if (status >> 32 == INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_UNDEFINED 21418 && !DEBUG_DOMAIN_VERIFICATION) { 21419 continue; 21420 } 21421 pw.println(prefix + "Package: " + ps.name); 21422 pw.println(prefix + "Domains: " + dumpDomainString(ps.name)); 21423 String statusStr = IntentFilterVerificationInfo. 21424 getStatusStringFromValue(status); 21425 pw.println(prefix + "Status: " + statusStr); 21426 pw.println(); 21427 count++; 21428 } 21429 if (count == 0) { 21430 pw.println(prefix + "No configured app linkages."); 21431 pw.println(); 21432 } 21433 } 21434 } 21435 } 21436 } 21437 21438 if (!checkin && dumpState.isDumping(DumpState.DUMP_PERMISSIONS)) { 21439 mSettings.dumpPermissionsLPr(pw, packageName, permissionNames, dumpState); 21440 } 21441 21442 if (!checkin && dumpState.isDumping(DumpState.DUMP_PROVIDERS)) { 21443 boolean printedSomething = false; 21444 for (PackageParser.Provider p : mProviders.mProviders.values()) { 21445 if (packageName != null && !packageName.equals(p.info.packageName)) { 21446 continue; 21447 } 21448 if (!printedSomething) { 21449 if (dumpState.onTitlePrinted()) 21450 pw.println(); 21451 pw.println("Registered ContentProviders:"); 21452 printedSomething = true; 21453 } 21454 pw.print(" "); p.printComponentShortName(pw); pw.println(":"); 21455 pw.print(" "); pw.println(p.toString()); 21456 } 21457 printedSomething = false; 21458 for (Map.Entry<String, PackageParser.Provider> entry : 21459 mProvidersByAuthority.entrySet()) { 21460 PackageParser.Provider p = entry.getValue(); 21461 if (packageName != null && !packageName.equals(p.info.packageName)) { 21462 continue; 21463 } 21464 if (!printedSomething) { 21465 if (dumpState.onTitlePrinted()) 21466 pw.println(); 21467 pw.println("ContentProvider Authorities:"); 21468 printedSomething = true; 21469 } 21470 pw.print(" ["); pw.print(entry.getKey()); pw.println("]:"); 21471 pw.print(" "); pw.println(p.toString()); 21472 if (p.info != null && p.info.applicationInfo != null) { 21473 final String appInfo = p.info.applicationInfo.toString(); 21474 pw.print(" applicationInfo="); pw.println(appInfo); 21475 } 21476 } 21477 } 21478 21479 if (!checkin && dumpState.isDumping(DumpState.DUMP_KEYSETS)) { 21480 mSettings.mKeySetManagerService.dumpLPr(pw, packageName, dumpState); 21481 } 21482 21483 if (dumpState.isDumping(DumpState.DUMP_PACKAGES)) { 21484 mSettings.dumpPackagesLPr(pw, packageName, permissionNames, dumpState, checkin); 21485 } 21486 21487 if (dumpState.isDumping(DumpState.DUMP_SHARED_USERS)) { 21488 mSettings.dumpSharedUsersLPr(pw, packageName, permissionNames, dumpState, checkin); 21489 } 21490 21491 if (dumpState.isDumping(DumpState.DUMP_CHANGES)) { 21492 if (dumpState.onTitlePrinted()) pw.println(); 21493 pw.println("Package Changes:"); 21494 pw.print(" Sequence number="); pw.println(mChangedPackagesSequenceNumber); 21495 final int K = mChangedPackages.size(); 21496 for (int i = 0; i < K; i++) { 21497 final SparseArray<String> changes = mChangedPackages.valueAt(i); 21498 pw.print(" User "); pw.print(mChangedPackages.keyAt(i)); pw.println(":"); 21499 final int N = changes.size(); 21500 if (N == 0) { 21501 pw.print(" "); pw.println("No packages changed"); 21502 } else { 21503 for (int j = 0; j < N; j++) { 21504 final String pkgName = changes.valueAt(j); 21505 final int sequenceNumber = changes.keyAt(j); 21506 pw.print(" "); 21507 pw.print("seq="); 21508 pw.print(sequenceNumber); 21509 pw.print(", package="); 21510 pw.println(pkgName); 21511 } 21512 } 21513 } 21514 } 21515 21516 if (!checkin && dumpState.isDumping(DumpState.DUMP_PERMISSIONS) && packageName == null) { 21517 mSettings.dumpRestoredPermissionGrantsLPr(pw, dumpState); 21518 } 21519 21520 if (!checkin && dumpState.isDumping(DumpState.DUMP_FROZEN) && packageName == null) { 21521 // XXX should handle packageName != null by dumping only install data that 21522 // the given package is involved with. 21523 if (dumpState.onTitlePrinted()) pw.println(); 21524 21525 final IndentingPrintWriter ipw = new IndentingPrintWriter(pw, " ", 120); 21526 ipw.println(); 21527 ipw.println("Frozen packages:"); 21528 ipw.increaseIndent(); 21529 if (mFrozenPackages.size() == 0) { 21530 ipw.println("(none)"); 21531 } else { 21532 for (int i = 0; i < mFrozenPackages.size(); i++) { 21533 ipw.println(mFrozenPackages.valueAt(i)); 21534 } 21535 } 21536 ipw.decreaseIndent(); 21537 } 21538 21539 if (!checkin && dumpState.isDumping(DumpState.DUMP_VOLUMES) && packageName == null) { 21540 if (dumpState.onTitlePrinted()) pw.println(); 21541 21542 final IndentingPrintWriter ipw = new IndentingPrintWriter(pw, " ", 120); 21543 ipw.println(); 21544 ipw.println("Loaded volumes:"); 21545 ipw.increaseIndent(); 21546 if (mLoadedVolumes.size() == 0) { 21547 ipw.println("(none)"); 21548 } else { 21549 for (int i = 0; i < mLoadedVolumes.size(); i++) { 21550 ipw.println(mLoadedVolumes.valueAt(i)); 21551 } 21552 } 21553 ipw.decreaseIndent(); 21554 } 21555 21556 if (!checkin && dumpState.isDumping(DumpState.DUMP_SERVICE_PERMISSIONS) 21557 && packageName == null) { 21558 if (dumpState.onTitlePrinted()) pw.println(); 21559 pw.println("Service permissions:"); 21560 21561 final Iterator<ServiceIntentInfo> filterIterator = mServices.filterIterator(); 21562 while (filterIterator.hasNext()) { 21563 final ServiceIntentInfo info = filterIterator.next(); 21564 final ServiceInfo serviceInfo = info.service.info; 21565 final String permission = serviceInfo.permission; 21566 if (permission != null) { 21567 pw.print(" "); 21568 pw.print(serviceInfo.getComponentName().flattenToShortString()); 21569 pw.print(": "); 21570 pw.println(permission); 21571 } 21572 } 21573 } 21574 21575 if (!checkin && dumpState.isDumping(DumpState.DUMP_DEXOPT)) { 21576 if (dumpState.onTitlePrinted()) pw.println(); 21577 dumpDexoptStateLPr(pw, packageName); 21578 } 21579 21580 if (!checkin && dumpState.isDumping(DumpState.DUMP_COMPILER_STATS)) { 21581 if (dumpState.onTitlePrinted()) pw.println(); 21582 dumpCompilerStatsLPr(pw, packageName); 21583 } 21584 21585 if (!checkin && dumpState.isDumping(DumpState.DUMP_MESSAGES) && packageName == null) { 21586 if (dumpState.onTitlePrinted()) pw.println(); 21587 mSettings.dumpReadMessagesLPr(pw, dumpState); 21588 21589 pw.println(); 21590 pw.println("Package warning messages:"); 21591 dumpCriticalInfo(pw, null); 21592 } 21593 21594 if (checkin && dumpState.isDumping(DumpState.DUMP_MESSAGES)) { 21595 dumpCriticalInfo(pw, "msg,"); 21596 } 21597 } 21598 21599 // PackageInstaller should be called outside of mPackages lock 21600 if (!checkin && dumpState.isDumping(DumpState.DUMP_INSTALLS) && packageName == null) { 21601 // XXX should handle packageName != null by dumping only install data that 21602 // the given package is involved with. 21603 if (dumpState.onTitlePrinted()) pw.println(); 21604 mInstallerService.dump(new IndentingPrintWriter(pw, " ", 120)); 21605 } 21606 } 21607 21608 private void dumpProto(FileDescriptor fd) { 21609 final ProtoOutputStream proto = new ProtoOutputStream(fd); 21610 21611 synchronized (mPackages) { 21612 final long requiredVerifierPackageToken = 21613 proto.start(PackageServiceDumpProto.REQUIRED_VERIFIER_PACKAGE); 21614 proto.write(PackageServiceDumpProto.PackageShortProto.NAME, mRequiredVerifierPackage); 21615 proto.write( 21616 PackageServiceDumpProto.PackageShortProto.UID, 21617 getPackageUid( 21618 mRequiredVerifierPackage, 21619 MATCH_DEBUG_TRIAGED_MISSING, 21620 UserHandle.USER_SYSTEM)); 21621 proto.end(requiredVerifierPackageToken); 21622 21623 if (mIntentFilterVerifierComponent != null) { 21624 String verifierPackageName = mIntentFilterVerifierComponent.getPackageName(); 21625 final long verifierPackageToken = 21626 proto.start(PackageServiceDumpProto.VERIFIER_PACKAGE); 21627 proto.write(PackageServiceDumpProto.PackageShortProto.NAME, verifierPackageName); 21628 proto.write( 21629 PackageServiceDumpProto.PackageShortProto.UID, 21630 getPackageUid( 21631 verifierPackageName, 21632 MATCH_DEBUG_TRIAGED_MISSING, 21633 UserHandle.USER_SYSTEM)); 21634 proto.end(verifierPackageToken); 21635 } 21636 21637 dumpSharedLibrariesProto(proto); 21638 dumpFeaturesProto(proto); 21639 mSettings.dumpPackagesProto(proto); 21640 mSettings.dumpSharedUsersProto(proto); 21641 dumpCriticalInfo(proto); 21642 } 21643 proto.flush(); 21644 } 21645 21646 private void dumpFeaturesProto(ProtoOutputStream proto) { 21647 synchronized (mAvailableFeatures) { 21648 final int count = mAvailableFeatures.size(); 21649 for (int i = 0; i < count; i++) { 21650 mAvailableFeatures.valueAt(i).writeToProto(proto, PackageServiceDumpProto.FEATURES); 21651 } 21652 } 21653 } 21654 21655 private void dumpSharedLibrariesProto(ProtoOutputStream proto) { 21656 final int count = mSharedLibraries.size(); 21657 for (int i = 0; i < count; i++) { 21658 final String libName = mSharedLibraries.keyAt(i); 21659 LongSparseArray<SharedLibraryEntry> versionedLib = mSharedLibraries.get(libName); 21660 if (versionedLib == null) { 21661 continue; 21662 } 21663 final int versionCount = versionedLib.size(); 21664 for (int j = 0; j < versionCount; j++) { 21665 final SharedLibraryEntry libEntry = versionedLib.valueAt(j); 21666 final long sharedLibraryToken = 21667 proto.start(PackageServiceDumpProto.SHARED_LIBRARIES); 21668 proto.write(PackageServiceDumpProto.SharedLibraryProto.NAME, libEntry.info.getName()); 21669 final boolean isJar = (libEntry.path != null); 21670 proto.write(PackageServiceDumpProto.SharedLibraryProto.IS_JAR, isJar); 21671 if (isJar) { 21672 proto.write(PackageServiceDumpProto.SharedLibraryProto.PATH, libEntry.path); 21673 } else { 21674 proto.write(PackageServiceDumpProto.SharedLibraryProto.APK, libEntry.apk); 21675 } 21676 proto.end(sharedLibraryToken); 21677 } 21678 } 21679 } 21680 21681 private void dumpDexoptStateLPr(PrintWriter pw, String packageName) { 21682 final IndentingPrintWriter ipw = new IndentingPrintWriter(pw, " "); 21683 ipw.println(); 21684 ipw.println("Dexopt state:"); 21685 ipw.increaseIndent(); 21686 Collection<PackageParser.Package> packages = null; 21687 if (packageName != null) { 21688 PackageParser.Package targetPackage = mPackages.get(packageName); 21689 if (targetPackage != null) { 21690 packages = Collections.singletonList(targetPackage); 21691 } else { 21692 ipw.println("Unable to find package: " + packageName); 21693 return; 21694 } 21695 } else { 21696 packages = mPackages.values(); 21697 } 21698 21699 for (PackageParser.Package pkg : packages) { 21700 ipw.println("[" + pkg.packageName + "]"); 21701 ipw.increaseIndent(); 21702 mPackageDexOptimizer.dumpDexoptState(ipw, pkg, 21703 mDexManager.getPackageUseInfoOrDefault(pkg.packageName)); 21704 ipw.decreaseIndent(); 21705 } 21706 } 21707 21708 private void dumpCompilerStatsLPr(PrintWriter pw, String packageName) { 21709 final IndentingPrintWriter ipw = new IndentingPrintWriter(pw, " "); 21710 ipw.println(); 21711 ipw.println("Compiler stats:"); 21712 ipw.increaseIndent(); 21713 Collection<PackageParser.Package> packages = null; 21714 if (packageName != null) { 21715 PackageParser.Package targetPackage = mPackages.get(packageName); 21716 if (targetPackage != null) { 21717 packages = Collections.singletonList(targetPackage); 21718 } else { 21719 ipw.println("Unable to find package: " + packageName); 21720 return; 21721 } 21722 } else { 21723 packages = mPackages.values(); 21724 } 21725 21726 for (PackageParser.Package pkg : packages) { 21727 ipw.println("[" + pkg.packageName + "]"); 21728 ipw.increaseIndent(); 21729 21730 CompilerStats.PackageStats stats = getCompilerPackageStats(pkg.packageName); 21731 if (stats == null) { 21732 ipw.println("(No recorded stats)"); 21733 } else { 21734 stats.dump(ipw); 21735 } 21736 ipw.decreaseIndent(); 21737 } 21738 } 21739 21740 private String dumpDomainString(String packageName) { 21741 List<IntentFilterVerificationInfo> iviList = getIntentFilterVerifications(packageName) 21742 .getList(); 21743 List<IntentFilter> filters = getAllIntentFilters(packageName).getList(); 21744 21745 ArraySet<String> result = new ArraySet<>(); 21746 if (iviList.size() > 0) { 21747 for (IntentFilterVerificationInfo ivi : iviList) { 21748 for (String host : ivi.getDomains()) { 21749 result.add(host); 21750 } 21751 } 21752 } 21753 if (filters != null && filters.size() > 0) { 21754 for (IntentFilter filter : filters) { 21755 if (filter.hasCategory(Intent.CATEGORY_BROWSABLE) 21756 && (filter.hasDataScheme(IntentFilter.SCHEME_HTTP) || 21757 filter.hasDataScheme(IntentFilter.SCHEME_HTTPS))) { 21758 result.addAll(filter.getHostsList()); 21759 } 21760 } 21761 } 21762 21763 StringBuilder sb = new StringBuilder(result.size() * 16); 21764 for (String domain : result) { 21765 if (sb.length() > 0) sb.append(" "); 21766 sb.append(domain); 21767 } 21768 return sb.toString(); 21769 } 21770 21771 // ------- apps on sdcard specific code ------- 21772 static final boolean DEBUG_SD_INSTALL = false; 21773 21774 private static final String SD_ENCRYPTION_KEYSTORE_NAME = "AppsOnSD"; 21775 21776 private static final String SD_ENCRYPTION_ALGORITHM = "AES"; 21777 21778 private boolean mMediaMounted = false; 21779 21780 static String getEncryptKey() { 21781 try { 21782 String sdEncKey = SystemKeyStore.getInstance().retrieveKeyHexString( 21783 SD_ENCRYPTION_KEYSTORE_NAME); 21784 if (sdEncKey == null) { 21785 sdEncKey = SystemKeyStore.getInstance().generateNewKeyHexString(128, 21786 SD_ENCRYPTION_ALGORITHM, SD_ENCRYPTION_KEYSTORE_NAME); 21787 if (sdEncKey == null) { 21788 Slog.e(TAG, "Failed to create encryption keys"); 21789 return null; 21790 } 21791 } 21792 return sdEncKey; 21793 } catch (NoSuchAlgorithmException nsae) { 21794 Slog.e(TAG, "Failed to create encryption keys with exception: " + nsae); 21795 return null; 21796 } catch (IOException ioe) { 21797 Slog.e(TAG, "Failed to retrieve encryption keys with exception: " + ioe); 21798 return null; 21799 } 21800 } 21801 21802 private void sendResourcesChangedBroadcast(boolean mediaStatus, boolean replacing, 21803 ArrayList<ApplicationInfo> infos, IIntentReceiver finishedReceiver) { 21804 final int size = infos.size(); 21805 final String[] packageNames = new String[size]; 21806 final int[] packageUids = new int[size]; 21807 for (int i = 0; i < size; i++) { 21808 final ApplicationInfo info = infos.get(i); 21809 packageNames[i] = info.packageName; 21810 packageUids[i] = info.uid; 21811 } 21812 sendResourcesChangedBroadcast(mediaStatus, replacing, packageNames, packageUids, 21813 finishedReceiver); 21814 } 21815 21816 private void sendResourcesChangedBroadcast(boolean mediaStatus, boolean replacing, 21817 ArrayList<String> pkgList, int uidArr[], IIntentReceiver finishedReceiver) { 21818 sendResourcesChangedBroadcast(mediaStatus, replacing, 21819 pkgList.toArray(new String[pkgList.size()]), uidArr, finishedReceiver); 21820 } 21821 21822 private void sendResourcesChangedBroadcast(boolean mediaStatus, boolean replacing, 21823 String[] pkgList, int uidArr[], IIntentReceiver finishedReceiver) { 21824 int size = pkgList.length; 21825 if (size > 0) { 21826 // Send broadcasts here 21827 Bundle extras = new Bundle(); 21828 extras.putStringArray(Intent.EXTRA_CHANGED_PACKAGE_LIST, pkgList); 21829 if (uidArr != null) { 21830 extras.putIntArray(Intent.EXTRA_CHANGED_UID_LIST, uidArr); 21831 } 21832 if (replacing) { 21833 extras.putBoolean(Intent.EXTRA_REPLACING, replacing); 21834 } 21835 String action = mediaStatus ? Intent.ACTION_EXTERNAL_APPLICATIONS_AVAILABLE 21836 : Intent.ACTION_EXTERNAL_APPLICATIONS_UNAVAILABLE; 21837 sendPackageBroadcast(action, null, extras, 0, null, finishedReceiver, null, null); 21838 } 21839 } 21840 21841 private void loadPrivatePackages(final VolumeInfo vol) { 21842 mHandler.post(new Runnable() { 21843 @Override 21844 public void run() { 21845 loadPrivatePackagesInner(vol); 21846 } 21847 }); 21848 } 21849 21850 private void loadPrivatePackagesInner(VolumeInfo vol) { 21851 final String volumeUuid = vol.fsUuid; 21852 if (TextUtils.isEmpty(volumeUuid)) { 21853 Slog.e(TAG, "Loading internal storage is probably a mistake; ignoring"); 21854 return; 21855 } 21856 21857 final ArrayList<PackageFreezer> freezers = new ArrayList<>(); 21858 final ArrayList<ApplicationInfo> loaded = new ArrayList<>(); 21859 final int parseFlags = mDefParseFlags | PackageParser.PARSE_EXTERNAL_STORAGE; 21860 21861 final VersionInfo ver; 21862 final List<PackageSetting> packages; 21863 synchronized (mPackages) { 21864 ver = mSettings.findOrCreateVersion(volumeUuid); 21865 packages = mSettings.getVolumePackagesLPr(volumeUuid); 21866 } 21867 21868 for (PackageSetting ps : packages) { 21869 freezers.add(freezePackage(ps.name, "loadPrivatePackagesInner")); 21870 synchronized (mInstallLock) { 21871 final PackageParser.Package pkg; 21872 try { 21873 pkg = scanPackageTracedLI(ps.codePath, parseFlags, SCAN_INITIAL, 0, null); 21874 loaded.add(pkg.applicationInfo); 21875 21876 } catch (PackageManagerException e) { 21877 Slog.w(TAG, "Failed to scan " + ps.codePath + ": " + e.getMessage()); 21878 } 21879 21880 if (!Build.FINGERPRINT.equals(ver.fingerprint)) { 21881 clearAppDataLIF(ps.pkg, UserHandle.USER_ALL, 21882 StorageManager.FLAG_STORAGE_DE | StorageManager.FLAG_STORAGE_CE 21883 | Installer.FLAG_CLEAR_CODE_CACHE_ONLY); 21884 } 21885 } 21886 } 21887 21888 // Reconcile app data for all started/unlocked users 21889 final StorageManager sm = mContext.getSystemService(StorageManager.class); 21890 final UserManager um = mContext.getSystemService(UserManager.class); 21891 UserManagerInternal umInternal = getUserManagerInternal(); 21892 for (UserInfo user : um.getUsers()) { 21893 final int flags; 21894 if (umInternal.isUserUnlockingOrUnlocked(user.id)) { 21895 flags = StorageManager.FLAG_STORAGE_DE | StorageManager.FLAG_STORAGE_CE; 21896 } else if (umInternal.isUserRunning(user.id)) { 21897 flags = StorageManager.FLAG_STORAGE_DE; 21898 } else { 21899 continue; 21900 } 21901 21902 try { 21903 sm.prepareUserStorage(volumeUuid, user.id, user.serialNumber, flags); 21904 synchronized (mInstallLock) { 21905 reconcileAppsDataLI(volumeUuid, user.id, flags, true /* migrateAppData */); 21906 } 21907 } catch (IllegalStateException e) { 21908 // Device was probably ejected, and we'll process that event momentarily 21909 Slog.w(TAG, "Failed to prepare storage: " + e); 21910 } 21911 } 21912 21913 synchronized (mPackages) { 21914 final boolean sdkUpdated = (ver.sdkVersion != mSdkVersion); 21915 if (sdkUpdated) { 21916 logCriticalInfo(Log.INFO, "Platform changed from " + ver.sdkVersion + " to " 21917 + mSdkVersion + "; regranting permissions for " + volumeUuid); 21918 } 21919 mPermissionManager.updateAllPermissions(volumeUuid, sdkUpdated, mPackages.values(), 21920 mPermissionCallback); 21921 21922 // Yay, everything is now upgraded 21923 ver.forceCurrent(); 21924 21925 mSettings.writeLPr(); 21926 } 21927 21928 for (PackageFreezer freezer : freezers) { 21929 freezer.close(); 21930 } 21931 21932 if (DEBUG_INSTALL) Slog.d(TAG, "Loaded packages " + loaded); 21933 sendResourcesChangedBroadcast(true, false, loaded, null); 21934 mLoadedVolumes.add(vol.getId()); 21935 } 21936 21937 private void unloadPrivatePackages(final VolumeInfo vol) { 21938 mHandler.post(new Runnable() { 21939 @Override 21940 public void run() { 21941 unloadPrivatePackagesInner(vol); 21942 } 21943 }); 21944 } 21945 21946 private void unloadPrivatePackagesInner(VolumeInfo vol) { 21947 final String volumeUuid = vol.fsUuid; 21948 if (TextUtils.isEmpty(volumeUuid)) { 21949 Slog.e(TAG, "Unloading internal storage is probably a mistake; ignoring"); 21950 return; 21951 } 21952 21953 final ArrayList<ApplicationInfo> unloaded = new ArrayList<>(); 21954 synchronized (mInstallLock) { 21955 synchronized (mPackages) { 21956 final List<PackageSetting> packages = mSettings.getVolumePackagesLPr(volumeUuid); 21957 for (PackageSetting ps : packages) { 21958 if (ps.pkg == null) continue; 21959 21960 final ApplicationInfo info = ps.pkg.applicationInfo; 21961 final int deleteFlags = PackageManager.DELETE_KEEP_DATA; 21962 final PackageRemovedInfo outInfo = new PackageRemovedInfo(this); 21963 21964 try (PackageFreezer freezer = freezePackageForDelete(ps.name, deleteFlags, 21965 "unloadPrivatePackagesInner")) { 21966 if (deletePackageLIF(ps.name, null, false, null, deleteFlags, outInfo, 21967 false, null)) { 21968 unloaded.add(info); 21969 } else { 21970 Slog.w(TAG, "Failed to unload " + ps.codePath); 21971 } 21972 } 21973 21974 // Try very hard to release any references to this package 21975 // so we don't risk the system server being killed due to 21976 // open FDs 21977 AttributeCache.instance().removePackage(ps.name); 21978 } 21979 21980 mSettings.writeLPr(); 21981 } 21982 } 21983 21984 if (DEBUG_INSTALL) Slog.d(TAG, "Unloaded packages " + unloaded); 21985 sendResourcesChangedBroadcast(false, false, unloaded, null); 21986 mLoadedVolumes.remove(vol.getId()); 21987 21988 // Try very hard to release any references to this path so we don't risk 21989 // the system server being killed due to open FDs 21990 ResourcesManager.getInstance().invalidatePath(vol.getPath().getAbsolutePath()); 21991 21992 for (int i = 0; i < 3; i++) { 21993 System.gc(); 21994 System.runFinalization(); 21995 } 21996 } 21997 21998 private void assertPackageKnown(String volumeUuid, String packageName) 21999 throws PackageManagerException { 22000 synchronized (mPackages) { 22001 // Normalize package name to handle renamed packages 22002 packageName = normalizePackageNameLPr(packageName); 22003 22004 final PackageSetting ps = mSettings.mPackages.get(packageName); 22005 if (ps == null) { 22006 throw new PackageManagerException("Package " + packageName + " is unknown"); 22007 } else if (!TextUtils.equals(volumeUuid, ps.volumeUuid)) { 22008 throw new PackageManagerException( 22009 "Package " + packageName + " found on unknown volume " + volumeUuid 22010 + "; expected volume " + ps.volumeUuid); 22011 } 22012 } 22013 } 22014 22015 private void assertPackageKnownAndInstalled(String volumeUuid, String packageName, int userId) 22016 throws PackageManagerException { 22017 synchronized (mPackages) { 22018 // Normalize package name to handle renamed packages 22019 packageName = normalizePackageNameLPr(packageName); 22020 22021 final PackageSetting ps = mSettings.mPackages.get(packageName); 22022 if (ps == null) { 22023 throw new PackageManagerException("Package " + packageName + " is unknown"); 22024 } else if (!TextUtils.equals(volumeUuid, ps.volumeUuid)) { 22025 throw new PackageManagerException( 22026 "Package " + packageName + " found on unknown volume " + volumeUuid 22027 + "; expected volume " + ps.volumeUuid); 22028 } else if (!ps.getInstalled(userId)) { 22029 throw new PackageManagerException( 22030 "Package " + packageName + " not installed for user " + userId); 22031 } 22032 } 22033 } 22034 22035 private List<String> collectAbsoluteCodePaths() { 22036 synchronized (mPackages) { 22037 List<String> codePaths = new ArrayList<>(); 22038 final int packageCount = mSettings.mPackages.size(); 22039 for (int i = 0; i < packageCount; i++) { 22040 final PackageSetting ps = mSettings.mPackages.valueAt(i); 22041 codePaths.add(ps.codePath.getAbsolutePath()); 22042 } 22043 return codePaths; 22044 } 22045 } 22046 22047 /** 22048 * Examine all apps present on given mounted volume, and destroy apps that 22049 * aren't expected, either due to uninstallation or reinstallation on 22050 * another volume. 22051 */ 22052 private void reconcileApps(String volumeUuid) { 22053 List<String> absoluteCodePaths = collectAbsoluteCodePaths(); 22054 List<File> filesToDelete = null; 22055 22056 final File[] files = FileUtils.listFilesOrEmpty( 22057 Environment.getDataAppDirectory(volumeUuid)); 22058 for (File file : files) { 22059 final boolean isPackage = (isApkFile(file) || file.isDirectory()) 22060 && !PackageInstallerService.isStageName(file.getName()); 22061 if (!isPackage) { 22062 // Ignore entries which are not packages 22063 continue; 22064 } 22065 22066 String absolutePath = file.getAbsolutePath(); 22067 22068 boolean pathValid = false; 22069 final int absoluteCodePathCount = absoluteCodePaths.size(); 22070 for (int i = 0; i < absoluteCodePathCount; i++) { 22071 String absoluteCodePath = absoluteCodePaths.get(i); 22072 if (absolutePath.startsWith(absoluteCodePath)) { 22073 pathValid = true; 22074 break; 22075 } 22076 } 22077 22078 if (!pathValid) { 22079 if (filesToDelete == null) { 22080 filesToDelete = new ArrayList<>(); 22081 } 22082 filesToDelete.add(file); 22083 } 22084 } 22085 22086 if (filesToDelete != null) { 22087 final int fileToDeleteCount = filesToDelete.size(); 22088 for (int i = 0; i < fileToDeleteCount; i++) { 22089 File fileToDelete = filesToDelete.get(i); 22090 logCriticalInfo(Log.WARN, "Destroying orphaned" + fileToDelete); 22091 synchronized (mInstallLock) { 22092 removeCodePathLI(fileToDelete); 22093 } 22094 } 22095 } 22096 } 22097 22098 /** 22099 * Reconcile all app data for the given user. 22100 * <p> 22101 * Verifies that directories exist and that ownership and labeling is 22102 * correct for all installed apps on all mounted volumes. 22103 */ 22104 void reconcileAppsData(int userId, int flags, boolean migrateAppsData) { 22105 final StorageManager storage = mContext.getSystemService(StorageManager.class); 22106 for (VolumeInfo vol : storage.getWritablePrivateVolumes()) { 22107 final String volumeUuid = vol.getFsUuid(); 22108 synchronized (mInstallLock) { 22109 reconcileAppsDataLI(volumeUuid, userId, flags, migrateAppsData); 22110 } 22111 } 22112 } 22113 22114 private void reconcileAppsDataLI(String volumeUuid, int userId, int flags, 22115 boolean migrateAppData) { 22116 reconcileAppsDataLI(volumeUuid, userId, flags, migrateAppData, false /* onlyCoreApps */); 22117 } 22118 22119 /** 22120 * Reconcile all app data on given mounted volume. 22121 * <p> 22122 * Destroys app data that isn't expected, either due to uninstallation or 22123 * reinstallation on another volume. 22124 * <p> 22125 * Verifies that directories exist and that ownership and labeling is 22126 * correct for all installed apps. 22127 * @returns list of skipped non-core packages (if {@code onlyCoreApps} is true) 22128 */ 22129 private List<String> reconcileAppsDataLI(String volumeUuid, int userId, int flags, 22130 boolean migrateAppData, boolean onlyCoreApps) { 22131 Slog.v(TAG, "reconcileAppsData for " + volumeUuid + " u" + userId + " 0x" 22132 + Integer.toHexString(flags) + " migrateAppData=" + migrateAppData); 22133 List<String> result = onlyCoreApps ? new ArrayList<>() : null; 22134 22135 final File ceDir = Environment.getDataUserCeDirectory(volumeUuid, userId); 22136 final File deDir = Environment.getDataUserDeDirectory(volumeUuid, userId); 22137 22138 // First look for stale data that doesn't belong, and check if things 22139 // have changed since we did our last restorecon 22140 if ((flags & StorageManager.FLAG_STORAGE_CE) != 0) { 22141 if (StorageManager.isFileEncryptedNativeOrEmulated() 22142 && !StorageManager.isUserKeyUnlocked(userId)) { 22143 throw new RuntimeException( 22144 "Yikes, someone asked us to reconcile CE storage while " + userId 22145 + " was still locked; this would have caused massive data loss!"); 22146 } 22147 22148 final File[] files = FileUtils.listFilesOrEmpty(ceDir); 22149 for (File file : files) { 22150 final String packageName = file.getName(); 22151 try { 22152 assertPackageKnownAndInstalled(volumeUuid, packageName, userId); 22153 } catch (PackageManagerException e) { 22154 logCriticalInfo(Log.WARN, "Destroying " + file + " due to: " + e); 22155 try { 22156 mInstaller.destroyAppData(volumeUuid, packageName, userId, 22157 StorageManager.FLAG_STORAGE_CE, 0); 22158 } catch (InstallerException e2) { 22159 logCriticalInfo(Log.WARN, "Failed to destroy: " + e2); 22160 } 22161 } 22162 } 22163 } 22164 if ((flags & StorageManager.FLAG_STORAGE_DE) != 0) { 22165 final File[] files = FileUtils.listFilesOrEmpty(deDir); 22166 for (File file : files) { 22167 final String packageName = file.getName(); 22168 try { 22169 assertPackageKnownAndInstalled(volumeUuid, packageName, userId); 22170 } catch (PackageManagerException e) { 22171 logCriticalInfo(Log.WARN, "Destroying " + file + " due to: " + e); 22172 try { 22173 mInstaller.destroyAppData(volumeUuid, packageName, userId, 22174 StorageManager.FLAG_STORAGE_DE, 0); 22175 } catch (InstallerException e2) { 22176 logCriticalInfo(Log.WARN, "Failed to destroy: " + e2); 22177 } 22178 } 22179 } 22180 } 22181 22182 // Ensure that data directories are ready to roll for all packages 22183 // installed for this volume and user 22184 final List<PackageSetting> packages; 22185 synchronized (mPackages) { 22186 packages = mSettings.getVolumePackagesLPr(volumeUuid); 22187 } 22188 int preparedCount = 0; 22189 for (PackageSetting ps : packages) { 22190 final String packageName = ps.name; 22191 if (ps.pkg == null) { 22192 Slog.w(TAG, "Odd, missing scanned package " + packageName); 22193 // TODO: might be due to legacy ASEC apps; we should circle back 22194 // and reconcile again once they're scanned 22195 continue; 22196 } 22197 // Skip non-core apps if requested 22198 if (onlyCoreApps && !ps.pkg.coreApp) { 22199 result.add(packageName); 22200 continue; 22201 } 22202 22203 if (ps.getInstalled(userId)) { 22204 prepareAppDataAndMigrateLIF(ps.pkg, userId, flags, migrateAppData); 22205 preparedCount++; 22206 } 22207 } 22208 22209 Slog.v(TAG, "reconcileAppsData finished " + preparedCount + " packages"); 22210 return result; 22211 } 22212 22213 /** 22214 * Prepare app data for the given app just after it was installed or 22215 * upgraded. This method carefully only touches users that it's installed 22216 * for, and it forces a restorecon to handle any seinfo changes. 22217 * <p> 22218 * Verifies that directories exist and that ownership and labeling is 22219 * correct for all installed apps. If there is an ownership mismatch, it 22220 * will try recovering system apps by wiping data; third-party app data is 22221 * left intact. 22222 * <p> 22223 * <em>Note: To avoid a deadlock, do not call this method with {@code mPackages} lock held</em> 22224 */ 22225 private void prepareAppDataAfterInstallLIF(PackageParser.Package pkg) { 22226 final PackageSetting ps; 22227 synchronized (mPackages) { 22228 ps = mSettings.mPackages.get(pkg.packageName); 22229 mSettings.writeKernelMappingLPr(ps); 22230 } 22231 22232 final UserManager um = mContext.getSystemService(UserManager.class); 22233 UserManagerInternal umInternal = getUserManagerInternal(); 22234 for (UserInfo user : um.getUsers()) { 22235 final int flags; 22236 if (umInternal.isUserUnlockingOrUnlocked(user.id)) { 22237 flags = StorageManager.FLAG_STORAGE_DE | StorageManager.FLAG_STORAGE_CE; 22238 } else if (umInternal.isUserRunning(user.id)) { 22239 flags = StorageManager.FLAG_STORAGE_DE; 22240 } else { 22241 continue; 22242 } 22243 22244 if (ps.getInstalled(user.id)) { 22245 // TODO: when user data is locked, mark that we're still dirty 22246 prepareAppDataLIF(pkg, user.id, flags); 22247 } 22248 } 22249 } 22250 22251 /** 22252 * Prepare app data for the given app. 22253 * <p> 22254 * Verifies that directories exist and that ownership and labeling is 22255 * correct for all installed apps. If there is an ownership mismatch, this 22256 * will try recovering system apps by wiping data; third-party app data is 22257 * left intact. 22258 */ 22259 private void prepareAppDataLIF(PackageParser.Package pkg, int userId, int flags) { 22260 if (pkg == null) { 22261 Slog.wtf(TAG, "Package was null!", new Throwable()); 22262 return; 22263 } 22264 prepareAppDataLeafLIF(pkg, userId, flags); 22265 final int childCount = (pkg.childPackages != null) ? pkg.childPackages.size() : 0; 22266 for (int i = 0; i < childCount; i++) { 22267 prepareAppDataLeafLIF(pkg.childPackages.get(i), userId, flags); 22268 } 22269 } 22270 22271 private void prepareAppDataAndMigrateLIF(PackageParser.Package pkg, int userId, int flags, 22272 boolean maybeMigrateAppData) { 22273 prepareAppDataLIF(pkg, userId, flags); 22274 22275 if (maybeMigrateAppData && maybeMigrateAppDataLIF(pkg, userId)) { 22276 // We may have just shuffled around app data directories, so 22277 // prepare them one more time 22278 prepareAppDataLIF(pkg, userId, flags); 22279 } 22280 } 22281 22282 private void prepareAppDataLeafLIF(PackageParser.Package pkg, int userId, int flags) { 22283 if (DEBUG_APP_DATA) { 22284 Slog.v(TAG, "prepareAppData for " + pkg.packageName + " u" + userId + " 0x" 22285 + Integer.toHexString(flags)); 22286 } 22287 22288 final String volumeUuid = pkg.volumeUuid; 22289 final String packageName = pkg.packageName; 22290 final ApplicationInfo app = pkg.applicationInfo; 22291 final int appId = UserHandle.getAppId(app.uid); 22292 22293 Preconditions.checkNotNull(app.seInfo); 22294 22295 long ceDataInode = -1; 22296 try { 22297 ceDataInode = mInstaller.createAppData(volumeUuid, packageName, userId, flags, 22298 appId, app.seInfo, app.targetSdkVersion); 22299 } catch (InstallerException e) { 22300 if (app.isSystemApp()) { 22301 logCriticalInfo(Log.ERROR, "Failed to create app data for " + packageName 22302 + ", but trying to recover: " + e); 22303 destroyAppDataLeafLIF(pkg, userId, flags); 22304 try { 22305 ceDataInode = mInstaller.createAppData(volumeUuid, packageName, userId, flags, 22306 appId, app.seInfo, app.targetSdkVersion); 22307 logCriticalInfo(Log.DEBUG, "Recovery succeeded!"); 22308 } catch (InstallerException e2) { 22309 logCriticalInfo(Log.DEBUG, "Recovery failed!"); 22310 } 22311 } else { 22312 Slog.e(TAG, "Failed to create app data for " + packageName + ": " + e); 22313 } 22314 } 22315 // Prepare the application profiles. 22316 mArtManagerService.prepareAppProfiles(pkg, userId); 22317 22318 if ((flags & StorageManager.FLAG_STORAGE_CE) != 0 && ceDataInode != -1) { 22319 // TODO: mark this structure as dirty so we persist it! 22320 synchronized (mPackages) { 22321 final PackageSetting ps = mSettings.mPackages.get(packageName); 22322 if (ps != null) { 22323 ps.setCeDataInode(ceDataInode, userId); 22324 } 22325 } 22326 } 22327 22328 prepareAppDataContentsLeafLIF(pkg, userId, flags); 22329 } 22330 22331 private void prepareAppDataContentsLIF(PackageParser.Package pkg, int userId, int flags) { 22332 if (pkg == null) { 22333 Slog.wtf(TAG, "Package was null!", new Throwable()); 22334 return; 22335 } 22336 prepareAppDataContentsLeafLIF(pkg, userId, flags); 22337 final int childCount = (pkg.childPackages != null) ? pkg.childPackages.size() : 0; 22338 for (int i = 0; i < childCount; i++) { 22339 prepareAppDataContentsLeafLIF(pkg.childPackages.get(i), userId, flags); 22340 } 22341 } 22342 22343 private void prepareAppDataContentsLeafLIF(PackageParser.Package pkg, int userId, int flags) { 22344 final String volumeUuid = pkg.volumeUuid; 22345 final String packageName = pkg.packageName; 22346 final ApplicationInfo app = pkg.applicationInfo; 22347 22348 if ((flags & StorageManager.FLAG_STORAGE_CE) != 0) { 22349 // Create a native library symlink only if we have native libraries 22350 // and if the native libraries are 32 bit libraries. We do not provide 22351 // this symlink for 64 bit libraries. 22352 if (app.primaryCpuAbi != null && !VMRuntime.is64BitAbi(app.primaryCpuAbi)) { 22353 final String nativeLibPath = app.nativeLibraryDir; 22354 try { 22355 mInstaller.linkNativeLibraryDirectory(volumeUuid, packageName, 22356 nativeLibPath, userId); 22357 } catch (InstallerException e) { 22358 Slog.e(TAG, "Failed to link native for " + packageName + ": " + e); 22359 } 22360 } 22361 } 22362 } 22363 22364 /** 22365 * For system apps on non-FBE devices, this method migrates any existing 22366 * CE/DE data to match the {@code defaultToDeviceProtectedStorage} flag 22367 * requested by the app. 22368 */ 22369 private boolean maybeMigrateAppDataLIF(PackageParser.Package pkg, int userId) { 22370 if (pkg.isSystem() && !StorageManager.isFileEncryptedNativeOrEmulated() 22371 && PackageManager.APPLY_DEFAULT_TO_DEVICE_PROTECTED_STORAGE) { 22372 final int storageTarget = pkg.applicationInfo.isDefaultToDeviceProtectedStorage() 22373 ? StorageManager.FLAG_STORAGE_DE : StorageManager.FLAG_STORAGE_CE; 22374 try { 22375 mInstaller.migrateAppData(pkg.volumeUuid, pkg.packageName, userId, 22376 storageTarget); 22377 } catch (InstallerException e) { 22378 logCriticalInfo(Log.WARN, 22379 "Failed to migrate " + pkg.packageName + ": " + e.getMessage()); 22380 } 22381 return true; 22382 } else { 22383 return false; 22384 } 22385 } 22386 22387 public PackageFreezer freezePackage(String packageName, String killReason) { 22388 return freezePackage(packageName, UserHandle.USER_ALL, killReason); 22389 } 22390 22391 public PackageFreezer freezePackage(String packageName, int userId, String killReason) { 22392 return new PackageFreezer(packageName, userId, killReason); 22393 } 22394 22395 public PackageFreezer freezePackageForInstall(String packageName, int installFlags, 22396 String killReason) { 22397 return freezePackageForInstall(packageName, UserHandle.USER_ALL, installFlags, killReason); 22398 } 22399 22400 public PackageFreezer freezePackageForInstall(String packageName, int userId, int installFlags, 22401 String killReason) { 22402 if ((installFlags & PackageManager.INSTALL_DONT_KILL_APP) != 0) { 22403 return new PackageFreezer(); 22404 } else { 22405 return freezePackage(packageName, userId, killReason); 22406 } 22407 } 22408 22409 public PackageFreezer freezePackageForDelete(String packageName, int deleteFlags, 22410 String killReason) { 22411 return freezePackageForDelete(packageName, UserHandle.USER_ALL, deleteFlags, killReason); 22412 } 22413 22414 public PackageFreezer freezePackageForDelete(String packageName, int userId, int deleteFlags, 22415 String killReason) { 22416 if ((deleteFlags & PackageManager.DELETE_DONT_KILL_APP) != 0) { 22417 return new PackageFreezer(); 22418 } else { 22419 return freezePackage(packageName, userId, killReason); 22420 } 22421 } 22422 22423 /** 22424 * Class that freezes and kills the given package upon creation, and 22425 * unfreezes it upon closing. This is typically used when doing surgery on 22426 * app code/data to prevent the app from running while you're working. 22427 */ 22428 private class PackageFreezer implements AutoCloseable { 22429 private final String mPackageName; 22430 private final PackageFreezer[] mChildren; 22431 22432 private final boolean mWeFroze; 22433 22434 private final AtomicBoolean mClosed = new AtomicBoolean(); 22435 private final CloseGuard mCloseGuard = CloseGuard.get(); 22436 22437 /** 22438 * Create and return a stub freezer that doesn't actually do anything, 22439 * typically used when someone requested 22440 * {@link PackageManager#INSTALL_DONT_KILL_APP} or 22441 * {@link PackageManager#DELETE_DONT_KILL_APP}. 22442 */ 22443 public PackageFreezer() { 22444 mPackageName = null; 22445 mChildren = null; 22446 mWeFroze = false; 22447 mCloseGuard.open("close"); 22448 } 22449 22450 public PackageFreezer(String packageName, int userId, String killReason) { 22451 synchronized (mPackages) { 22452 mPackageName = packageName; 22453 mWeFroze = mFrozenPackages.add(mPackageName); 22454 22455 final PackageSetting ps = mSettings.mPackages.get(mPackageName); 22456 if (ps != null) { 22457 killApplication(ps.name, ps.appId, userId, killReason); 22458 } 22459 22460 final PackageParser.Package p = mPackages.get(packageName); 22461 if (p != null && p.childPackages != null) { 22462 final int N = p.childPackages.size(); 22463 mChildren = new PackageFreezer[N]; 22464 for (int i = 0; i < N; i++) { 22465 mChildren[i] = new PackageFreezer(p.childPackages.get(i).packageName, 22466 userId, killReason); 22467 } 22468 } else { 22469 mChildren = null; 22470 } 22471 } 22472 mCloseGuard.open("close"); 22473 } 22474 22475 @Override 22476 protected void finalize() throws Throwable { 22477 try { 22478 if (mCloseGuard != null) { 22479 mCloseGuard.warnIfOpen(); 22480 } 22481 22482 close(); 22483 } finally { 22484 super.finalize(); 22485 } 22486 } 22487 22488 @Override 22489 public void close() { 22490 mCloseGuard.close(); 22491 if (mClosed.compareAndSet(false, true)) { 22492 synchronized (mPackages) { 22493 if (mWeFroze) { 22494 mFrozenPackages.remove(mPackageName); 22495 } 22496 22497 if (mChildren != null) { 22498 for (PackageFreezer freezer : mChildren) { 22499 freezer.close(); 22500 } 22501 } 22502 } 22503 } 22504 } 22505 } 22506 22507 /** 22508 * Verify that given package is currently frozen. 22509 */ 22510 private void checkPackageFrozen(String packageName) { 22511 synchronized (mPackages) { 22512 if (!mFrozenPackages.contains(packageName)) { 22513 Slog.wtf(TAG, "Expected " + packageName + " to be frozen!", new Throwable()); 22514 } 22515 } 22516 } 22517 22518 @Override 22519 public int movePackage(final String packageName, final String volumeUuid) { 22520 mContext.enforceCallingOrSelfPermission(android.Manifest.permission.MOVE_PACKAGE, null); 22521 22522 final int callingUid = Binder.getCallingUid(); 22523 final UserHandle user = new UserHandle(UserHandle.getUserId(callingUid)); 22524 final int moveId = mNextMoveId.getAndIncrement(); 22525 mHandler.post(new Runnable() { 22526 @Override 22527 public void run() { 22528 try { 22529 movePackageInternal(packageName, volumeUuid, moveId, callingUid, user); 22530 } catch (PackageManagerException e) { 22531 Slog.w(TAG, "Failed to move " + packageName, e); 22532 mMoveCallbacks.notifyStatusChanged(moveId, e.error); 22533 } 22534 } 22535 }); 22536 return moveId; 22537 } 22538 22539 private void movePackageInternal(final String packageName, final String volumeUuid, 22540 final int moveId, final int callingUid, UserHandle user) 22541 throws PackageManagerException { 22542 final StorageManager storage = mContext.getSystemService(StorageManager.class); 22543 final PackageManager pm = mContext.getPackageManager(); 22544 22545 final boolean currentAsec; 22546 final String currentVolumeUuid; 22547 final File codeFile; 22548 final String installerPackageName; 22549 final String packageAbiOverride; 22550 final int appId; 22551 final String seinfo; 22552 final String label; 22553 final int targetSdkVersion; 22554 final PackageFreezer freezer; 22555 final int[] installedUserIds; 22556 22557 // reader 22558 synchronized (mPackages) { 22559 final PackageParser.Package pkg = mPackages.get(packageName); 22560 final PackageSetting ps = mSettings.mPackages.get(packageName); 22561 if (pkg == null 22562 || ps == null 22563 || filterAppAccessLPr(ps, callingUid, user.getIdentifier())) { 22564 throw new PackageManagerException(MOVE_FAILED_DOESNT_EXIST, "Missing package"); 22565 } 22566 if (pkg.applicationInfo.isSystemApp()) { 22567 throw new PackageManagerException(MOVE_FAILED_SYSTEM_PACKAGE, 22568 "Cannot move system application"); 22569 } 22570 22571 final boolean isInternalStorage = VolumeInfo.ID_PRIVATE_INTERNAL.equals(volumeUuid); 22572 final boolean allow3rdPartyOnInternal = mContext.getResources().getBoolean( 22573 com.android.internal.R.bool.config_allow3rdPartyAppOnInternal); 22574 if (isInternalStorage && !allow3rdPartyOnInternal) { 22575 throw new PackageManagerException(MOVE_FAILED_3RD_PARTY_NOT_ALLOWED_ON_INTERNAL, 22576 "3rd party apps are not allowed on internal storage"); 22577 } 22578 22579 if (pkg.applicationInfo.isExternalAsec()) { 22580 currentAsec = true; 22581 currentVolumeUuid = StorageManager.UUID_PRIMARY_PHYSICAL; 22582 } else if (pkg.applicationInfo.isForwardLocked()) { 22583 currentAsec = true; 22584 currentVolumeUuid = "forward_locked"; 22585 } else { 22586 currentAsec = false; 22587 currentVolumeUuid = ps.volumeUuid; 22588 22589 final File probe = new File(pkg.codePath); 22590 final File probeOat = new File(probe, "oat"); 22591 if (!probe.isDirectory() || !probeOat.isDirectory()) { 22592 throw new PackageManagerException(MOVE_FAILED_INTERNAL_ERROR, 22593 "Move only supported for modern cluster style installs"); 22594 } 22595 } 22596 22597 if (Objects.equals(currentVolumeUuid, volumeUuid)) { 22598 throw new PackageManagerException(MOVE_FAILED_INTERNAL_ERROR, 22599 "Package already moved to " + volumeUuid); 22600 } 22601 if (pkg.applicationInfo.isInternal() && isPackageDeviceAdminOnAnyUser(packageName)) { 22602 throw new PackageManagerException(MOVE_FAILED_DEVICE_ADMIN, 22603 "Device admin cannot be moved"); 22604 } 22605 22606 if (mFrozenPackages.contains(packageName)) { 22607 throw new PackageManagerException(MOVE_FAILED_OPERATION_PENDING, 22608 "Failed to move already frozen package"); 22609 } 22610 22611 codeFile = new File(pkg.codePath); 22612 installerPackageName = ps.installerPackageName; 22613 packageAbiOverride = ps.cpuAbiOverrideString; 22614 appId = UserHandle.getAppId(pkg.applicationInfo.uid); 22615 seinfo = pkg.applicationInfo.seInfo; 22616 label = String.valueOf(pm.getApplicationLabel(pkg.applicationInfo)); 22617 targetSdkVersion = pkg.applicationInfo.targetSdkVersion; 22618 freezer = freezePackage(packageName, "movePackageInternal"); 22619 installedUserIds = ps.queryInstalledUsers(sUserManager.getUserIds(), true); 22620 } 22621 22622 final Bundle extras = new Bundle(); 22623 extras.putString(Intent.EXTRA_PACKAGE_NAME, packageName); 22624 extras.putString(Intent.EXTRA_TITLE, label); 22625 mMoveCallbacks.notifyCreated(moveId, extras); 22626 22627 int installFlags; 22628 final boolean moveCompleteApp; 22629 final File measurePath; 22630 22631 if (Objects.equals(StorageManager.UUID_PRIVATE_INTERNAL, volumeUuid)) { 22632 installFlags = INSTALL_INTERNAL; 22633 moveCompleteApp = !currentAsec; 22634 measurePath = Environment.getDataAppDirectory(volumeUuid); 22635 } else if (Objects.equals(StorageManager.UUID_PRIMARY_PHYSICAL, volumeUuid)) { 22636 installFlags = INSTALL_EXTERNAL; 22637 moveCompleteApp = false; 22638 measurePath = storage.getPrimaryPhysicalVolume().getPath(); 22639 } else { 22640 final VolumeInfo volume = storage.findVolumeByUuid(volumeUuid); 22641 if (volume == null || volume.getType() != VolumeInfo.TYPE_PRIVATE 22642 || !volume.isMountedWritable()) { 22643 freezer.close(); 22644 throw new PackageManagerException(MOVE_FAILED_INTERNAL_ERROR, 22645 "Move location not mounted private volume"); 22646 } 22647 22648 Preconditions.checkState(!currentAsec); 22649 22650 installFlags = INSTALL_INTERNAL; 22651 moveCompleteApp = true; 22652 measurePath = Environment.getDataAppDirectory(volumeUuid); 22653 } 22654 22655 // If we're moving app data around, we need all the users unlocked 22656 if (moveCompleteApp) { 22657 for (int userId : installedUserIds) { 22658 if (StorageManager.isFileEncryptedNativeOrEmulated() 22659 && !StorageManager.isUserKeyUnlocked(userId)) { 22660 throw new PackageManagerException(MOVE_FAILED_LOCKED_USER, 22661 "User " + userId + " must be unlocked"); 22662 } 22663 } 22664 } 22665 22666 final PackageStats stats = new PackageStats(null, -1); 22667 synchronized (mInstaller) { 22668 for (int userId : installedUserIds) { 22669 if (!getPackageSizeInfoLI(packageName, userId, stats)) { 22670 freezer.close(); 22671 throw new PackageManagerException(MOVE_FAILED_INTERNAL_ERROR, 22672 "Failed to measure package size"); 22673 } 22674 } 22675 } 22676 22677 if (DEBUG_INSTALL) Slog.d(TAG, "Measured code size " + stats.codeSize + ", data size " 22678 + stats.dataSize); 22679 22680 final long startFreeBytes = measurePath.getUsableSpace(); 22681 final long sizeBytes; 22682 if (moveCompleteApp) { 22683 sizeBytes = stats.codeSize + stats.dataSize; 22684 } else { 22685 sizeBytes = stats.codeSize; 22686 } 22687 22688 if (sizeBytes > storage.getStorageBytesUntilLow(measurePath)) { 22689 freezer.close(); 22690 throw new PackageManagerException(MOVE_FAILED_INTERNAL_ERROR, 22691 "Not enough free space to move"); 22692 } 22693 22694 mMoveCallbacks.notifyStatusChanged(moveId, 10); 22695 22696 final CountDownLatch installedLatch = new CountDownLatch(1); 22697 final IPackageInstallObserver2 installObserver = new IPackageInstallObserver2.Stub() { 22698 @Override 22699 public void onUserActionRequired(Intent intent) throws RemoteException { 22700 throw new IllegalStateException(); 22701 } 22702 22703 @Override 22704 public void onPackageInstalled(String basePackageName, int returnCode, String msg, 22705 Bundle extras) throws RemoteException { 22706 if (DEBUG_INSTALL) Slog.d(TAG, "Install result for move: " 22707 + PackageManager.installStatusToString(returnCode, msg)); 22708 22709 installedLatch.countDown(); 22710 freezer.close(); 22711 22712 final int status = PackageManager.installStatusToPublicStatus(returnCode); 22713 switch (status) { 22714 case PackageInstaller.STATUS_SUCCESS: 22715 mMoveCallbacks.notifyStatusChanged(moveId, 22716 PackageManager.MOVE_SUCCEEDED); 22717 break; 22718 case PackageInstaller.STATUS_FAILURE_STORAGE: 22719 mMoveCallbacks.notifyStatusChanged(moveId, 22720 PackageManager.MOVE_FAILED_INSUFFICIENT_STORAGE); 22721 break; 22722 default: 22723 mMoveCallbacks.notifyStatusChanged(moveId, 22724 PackageManager.MOVE_FAILED_INTERNAL_ERROR); 22725 break; 22726 } 22727 } 22728 }; 22729 22730 final MoveInfo move; 22731 if (moveCompleteApp) { 22732 // Kick off a thread to report progress estimates 22733 new Thread() { 22734 @Override 22735 public void run() { 22736 while (true) { 22737 try { 22738 if (installedLatch.await(1, TimeUnit.SECONDS)) { 22739 break; 22740 } 22741 } catch (InterruptedException ignored) { 22742 } 22743 22744 final long deltaFreeBytes = startFreeBytes - measurePath.getUsableSpace(); 22745 final int progress = 10 + (int) MathUtils.constrain( 22746 ((deltaFreeBytes * 80) / sizeBytes), 0, 80); 22747 mMoveCallbacks.notifyStatusChanged(moveId, progress); 22748 } 22749 } 22750 }.start(); 22751 22752 final String dataAppName = codeFile.getName(); 22753 move = new MoveInfo(moveId, currentVolumeUuid, volumeUuid, packageName, 22754 dataAppName, appId, seinfo, targetSdkVersion); 22755 } else { 22756 move = null; 22757 } 22758 22759 installFlags |= PackageManager.INSTALL_REPLACE_EXISTING; 22760 22761 final Message msg = mHandler.obtainMessage(INIT_COPY); 22762 final OriginInfo origin = OriginInfo.fromExistingFile(codeFile); 22763 final InstallParams params = new InstallParams(origin, move, installObserver, installFlags, 22764 installerPackageName, volumeUuid, null /*verificationInfo*/, user, 22765 packageAbiOverride, null /*grantedPermissions*/, 22766 PackageParser.SigningDetails.UNKNOWN, PackageManager.INSTALL_REASON_UNKNOWN); 22767 params.setTraceMethod("movePackage").setTraceCookie(System.identityHashCode(params)); 22768 msg.obj = params; 22769 22770 Trace.asyncTraceBegin(TRACE_TAG_PACKAGE_MANAGER, "movePackage", 22771 System.identityHashCode(msg.obj)); 22772 Trace.asyncTraceBegin(TRACE_TAG_PACKAGE_MANAGER, "queueInstall", 22773 System.identityHashCode(msg.obj)); 22774 22775 mHandler.sendMessage(msg); 22776 } 22777 22778 @Override 22779 public int movePrimaryStorage(String volumeUuid) throws RemoteException { 22780 mContext.enforceCallingOrSelfPermission(android.Manifest.permission.MOVE_PACKAGE, null); 22781 22782 final int realMoveId = mNextMoveId.getAndIncrement(); 22783 final Bundle extras = new Bundle(); 22784 extras.putString(VolumeRecord.EXTRA_FS_UUID, volumeUuid); 22785 mMoveCallbacks.notifyCreated(realMoveId, extras); 22786 22787 final IPackageMoveObserver callback = new IPackageMoveObserver.Stub() { 22788 @Override 22789 public void onCreated(int moveId, Bundle extras) { 22790 // Ignored 22791 } 22792 22793 @Override 22794 public void onStatusChanged(int moveId, int status, long estMillis) { 22795 mMoveCallbacks.notifyStatusChanged(realMoveId, status, estMillis); 22796 } 22797 }; 22798 22799 final StorageManager storage = mContext.getSystemService(StorageManager.class); 22800 storage.setPrimaryStorageUuid(volumeUuid, callback); 22801 return realMoveId; 22802 } 22803 22804 @Override 22805 public int getMoveStatus(int moveId) { 22806 mContext.enforceCallingOrSelfPermission( 22807 android.Manifest.permission.MOUNT_UNMOUNT_FILESYSTEMS, null); 22808 return mMoveCallbacks.mLastStatus.get(moveId); 22809 } 22810 22811 @Override 22812 public void registerMoveCallback(IPackageMoveObserver callback) { 22813 mContext.enforceCallingOrSelfPermission( 22814 android.Manifest.permission.MOUNT_UNMOUNT_FILESYSTEMS, null); 22815 mMoveCallbacks.register(callback); 22816 } 22817 22818 @Override 22819 public void unregisterMoveCallback(IPackageMoveObserver callback) { 22820 mContext.enforceCallingOrSelfPermission( 22821 android.Manifest.permission.MOUNT_UNMOUNT_FILESYSTEMS, null); 22822 mMoveCallbacks.unregister(callback); 22823 } 22824 22825 @Override 22826 public boolean setInstallLocation(int loc) { 22827 mContext.enforceCallingOrSelfPermission(android.Manifest.permission.WRITE_SECURE_SETTINGS, 22828 null); 22829 if (getInstallLocation() == loc) { 22830 return true; 22831 } 22832 if (loc == PackageHelper.APP_INSTALL_AUTO || loc == PackageHelper.APP_INSTALL_INTERNAL 22833 || loc == PackageHelper.APP_INSTALL_EXTERNAL) { 22834 android.provider.Settings.Global.putInt(mContext.getContentResolver(), 22835 android.provider.Settings.Global.DEFAULT_INSTALL_LOCATION, loc); 22836 return true; 22837 } 22838 return false; 22839 } 22840 22841 @Override 22842 public int getInstallLocation() { 22843 // allow instant app access 22844 return android.provider.Settings.Global.getInt(mContext.getContentResolver(), 22845 android.provider.Settings.Global.DEFAULT_INSTALL_LOCATION, 22846 PackageHelper.APP_INSTALL_AUTO); 22847 } 22848 22849 /** Called by UserManagerService */ 22850 void cleanUpUser(UserManagerService userManager, int userHandle) { 22851 synchronized (mPackages) { 22852 mDirtyUsers.remove(userHandle); 22853 mUserNeedsBadging.delete(userHandle); 22854 mSettings.removeUserLPw(userHandle); 22855 mPendingBroadcasts.remove(userHandle); 22856 mInstantAppRegistry.onUserRemovedLPw(userHandle); 22857 removeUnusedPackagesLPw(userManager, userHandle); 22858 } 22859 } 22860 22861 /** 22862 * We're removing userHandle and would like to remove any downloaded packages 22863 * that are no longer in use by any other user. 22864 * @param userHandle the user being removed 22865 */ 22866 private void removeUnusedPackagesLPw(UserManagerService userManager, final int userHandle) { 22867 final boolean DEBUG_CLEAN_APKS = false; 22868 int [] users = userManager.getUserIds(); 22869 Iterator<PackageSetting> psit = mSettings.mPackages.values().iterator(); 22870 while (psit.hasNext()) { 22871 PackageSetting ps = psit.next(); 22872 if (ps.pkg == null) { 22873 continue; 22874 } 22875 final String packageName = ps.pkg.packageName; 22876 // Skip over if system app 22877 if ((ps.pkgFlags & ApplicationInfo.FLAG_SYSTEM) != 0) { 22878 continue; 22879 } 22880 if (DEBUG_CLEAN_APKS) { 22881 Slog.i(TAG, "Checking package " + packageName); 22882 } 22883 boolean keep = shouldKeepUninstalledPackageLPr(packageName); 22884 if (keep) { 22885 if (DEBUG_CLEAN_APKS) { 22886 Slog.i(TAG, " Keeping package " + packageName + " - requested by DO"); 22887 } 22888 } else { 22889 for (int i = 0; i < users.length; i++) { 22890 if (users[i] != userHandle && ps.getInstalled(users[i])) { 22891 keep = true; 22892 if (DEBUG_CLEAN_APKS) { 22893 Slog.i(TAG, " Keeping package " + packageName + " for user " 22894 + users[i]); 22895 } 22896 break; 22897 } 22898 } 22899 } 22900 if (!keep) { 22901 if (DEBUG_CLEAN_APKS) { 22902 Slog.i(TAG, " Removing package " + packageName); 22903 } 22904 mHandler.post(new Runnable() { 22905 public void run() { 22906 deletePackageX(packageName, PackageManager.VERSION_CODE_HIGHEST, 22907 userHandle, 0); 22908 } //end run 22909 }); 22910 } 22911 } 22912 } 22913 22914 /** Called by UserManagerService */ 22915 void createNewUser(int userId, String[] disallowedPackages) { 22916 synchronized (mInstallLock) { 22917 mSettings.createNewUserLI(this, mInstaller, userId, disallowedPackages); 22918 } 22919 synchronized (mPackages) { 22920 scheduleWritePackageRestrictionsLocked(userId); 22921 scheduleWritePackageListLocked(userId); 22922 applyFactoryDefaultBrowserLPw(userId); 22923 primeDomainVerificationsLPw(userId); 22924 } 22925 } 22926 22927 void onNewUserCreated(final int userId) { 22928 mDefaultPermissionPolicy.grantDefaultPermissions(userId); 22929 synchronized(mPackages) { 22930 // If permission review for legacy apps is required, we represent 22931 // dagerous permissions for such apps as always granted runtime 22932 // permissions to keep per user flag state whether review is needed. 22933 // Hence, if a new user is added we have to propagate dangerous 22934 // permission grants for these legacy apps. 22935 if (mSettings.mPermissions.mPermissionReviewRequired) { 22936// NOTE: This adds UPDATE_PERMISSIONS_REPLACE_PKG 22937 mPermissionManager.updateAllPermissions( 22938 StorageManager.UUID_PRIVATE_INTERNAL, true, mPackages.values(), 22939 mPermissionCallback); 22940 } 22941 } 22942 } 22943 22944 @Override 22945 public VerifierDeviceIdentity getVerifierDeviceIdentity() throws RemoteException { 22946 mContext.enforceCallingOrSelfPermission( 22947 android.Manifest.permission.PACKAGE_VERIFICATION_AGENT, 22948 "Only package verification agents can read the verifier device identity"); 22949 22950 synchronized (mPackages) { 22951 return mSettings.getVerifierDeviceIdentityLPw(); 22952 } 22953 } 22954 22955 @Override 22956 public void setPermissionEnforced(String permission, boolean enforced) { 22957 // TODO: Now that we no longer change GID for storage, this should to away. 22958 mContext.enforceCallingOrSelfPermission(Manifest.permission.GRANT_RUNTIME_PERMISSIONS, 22959 "setPermissionEnforced"); 22960 if (READ_EXTERNAL_STORAGE.equals(permission)) { 22961 synchronized (mPackages) { 22962 if (mSettings.mReadExternalStorageEnforced == null 22963 || mSettings.mReadExternalStorageEnforced != enforced) { 22964 mSettings.mReadExternalStorageEnforced = 22965 enforced ? Boolean.TRUE : Boolean.FALSE; 22966 mSettings.writeLPr(); 22967 } 22968 } 22969 // kill any non-foreground processes so we restart them and 22970 // grant/revoke the GID. 22971 final IActivityManager am = ActivityManager.getService(); 22972 if (am != null) { 22973 final long token = Binder.clearCallingIdentity(); 22974 try { 22975 am.killProcessesBelowForeground("setPermissionEnforcement"); 22976 } catch (RemoteException e) { 22977 } finally { 22978 Binder.restoreCallingIdentity(token); 22979 } 22980 } 22981 } else { 22982 throw new IllegalArgumentException("No selective enforcement for " + permission); 22983 } 22984 } 22985 22986 @Override 22987 @Deprecated 22988 public boolean isPermissionEnforced(String permission) { 22989 // allow instant applications 22990 return true; 22991 } 22992 22993 @Override 22994 public boolean isStorageLow() { 22995 // allow instant applications 22996 final long token = Binder.clearCallingIdentity(); 22997 try { 22998 final DeviceStorageMonitorInternal 22999 dsm = LocalServices.getService(DeviceStorageMonitorInternal.class); 23000 if (dsm != null) { 23001 return dsm.isMemoryLow(); 23002 } else { 23003 return false; 23004 } 23005 } finally { 23006 Binder.restoreCallingIdentity(token); 23007 } 23008 } 23009 23010 @Override 23011 public IPackageInstaller getPackageInstaller() { 23012 if (getInstantAppPackageName(Binder.getCallingUid()) != null) { 23013 return null; 23014 } 23015 return mInstallerService; 23016 } 23017 23018 @Override 23019 public IArtManager getArtManager() { 23020 return mArtManagerService; 23021 } 23022 23023 private boolean userNeedsBadging(int userId) { 23024 int index = mUserNeedsBadging.indexOfKey(userId); 23025 if (index < 0) { 23026 final UserInfo userInfo; 23027 final long token = Binder.clearCallingIdentity(); 23028 try { 23029 userInfo = sUserManager.getUserInfo(userId); 23030 } finally { 23031 Binder.restoreCallingIdentity(token); 23032 } 23033 final boolean b; 23034 if (userInfo != null && userInfo.isManagedProfile()) { 23035 b = true; 23036 } else { 23037 b = false; 23038 } 23039 mUserNeedsBadging.put(userId, b); 23040 return b; 23041 } 23042 return mUserNeedsBadging.valueAt(index); 23043 } 23044 23045 @Override 23046 public KeySet getKeySetByAlias(String packageName, String alias) { 23047 if (packageName == null || alias == null) { 23048 return null; 23049 } 23050 synchronized(mPackages) { 23051 final PackageParser.Package pkg = mPackages.get(packageName); 23052 if (pkg == null) { 23053 Slog.w(TAG, "KeySet requested for unknown package: " + packageName); 23054 throw new IllegalArgumentException("Unknown package: " + packageName); 23055 } 23056 final PackageSetting ps = (PackageSetting) pkg.mExtras; 23057 if (filterAppAccessLPr(ps, Binder.getCallingUid(), UserHandle.getCallingUserId())) { 23058 Slog.w(TAG, "KeySet requested for filtered package: " + packageName); 23059 throw new IllegalArgumentException("Unknown package: " + packageName); 23060 } 23061 final KeySetManagerService ksms = mSettings.mKeySetManagerService; 23062 return new KeySet(ksms.getKeySetByAliasAndPackageNameLPr(packageName, alias)); 23063 } 23064 } 23065 23066 @Override 23067 public KeySet getSigningKeySet(String packageName) { 23068 if (packageName == null) { 23069 return null; 23070 } 23071 synchronized(mPackages) { 23072 final int callingUid = Binder.getCallingUid(); 23073 final int callingUserId = UserHandle.getUserId(callingUid); 23074 final PackageParser.Package pkg = mPackages.get(packageName); 23075 if (pkg == null) { 23076 Slog.w(TAG, "KeySet requested for unknown package: " + packageName); 23077 throw new IllegalArgumentException("Unknown package: " + packageName); 23078 } 23079 final PackageSetting ps = (PackageSetting) pkg.mExtras; 23080 if (filterAppAccessLPr(ps, callingUid, callingUserId)) { 23081 // filter and pretend the package doesn't exist 23082 Slog.w(TAG, "KeySet requested for filtered package: " + packageName 23083 + ", uid:" + callingUid); 23084 throw new IllegalArgumentException("Unknown package: " + packageName); 23085 } 23086 if (pkg.applicationInfo.uid != callingUid 23087 && Process.SYSTEM_UID != callingUid) { 23088 throw new SecurityException("May not access signing KeySet of other apps."); 23089 } 23090 final KeySetManagerService ksms = mSettings.mKeySetManagerService; 23091 return new KeySet(ksms.getSigningKeySetByPackageNameLPr(packageName)); 23092 } 23093 } 23094 23095 @Override 23096 public boolean isPackageSignedByKeySet(String packageName, KeySet ks) { 23097 final int callingUid = Binder.getCallingUid(); 23098 if (getInstantAppPackageName(callingUid) != null) { 23099 return false; 23100 } 23101 if (packageName == null || ks == null) { 23102 return false; 23103 } 23104 synchronized(mPackages) { 23105 final PackageParser.Package pkg = mPackages.get(packageName); 23106 if (pkg == null 23107 || filterAppAccessLPr((PackageSetting) pkg.mExtras, callingUid, 23108 UserHandle.getUserId(callingUid))) { 23109 Slog.w(TAG, "KeySet requested for unknown package: " + packageName); 23110 throw new IllegalArgumentException("Unknown package: " + packageName); 23111 } 23112 IBinder ksh = ks.getToken(); 23113 if (ksh instanceof KeySetHandle) { 23114 final KeySetManagerService ksms = mSettings.mKeySetManagerService; 23115 return ksms.packageIsSignedByLPr(packageName, (KeySetHandle) ksh); 23116 } 23117 return false; 23118 } 23119 } 23120 23121 @Override 23122 public boolean isPackageSignedByKeySetExactly(String packageName, KeySet ks) { 23123 final int callingUid = Binder.getCallingUid(); 23124 if (getInstantAppPackageName(callingUid) != null) { 23125 return false; 23126 } 23127 if (packageName == null || ks == null) { 23128 return false; 23129 } 23130 synchronized(mPackages) { 23131 final PackageParser.Package pkg = mPackages.get(packageName); 23132 if (pkg == null 23133 || filterAppAccessLPr((PackageSetting) pkg.mExtras, callingUid, 23134 UserHandle.getUserId(callingUid))) { 23135 Slog.w(TAG, "KeySet requested for unknown package: " + packageName); 23136 throw new IllegalArgumentException("Unknown package: " + packageName); 23137 } 23138 IBinder ksh = ks.getToken(); 23139 if (ksh instanceof KeySetHandle) { 23140 final KeySetManagerService ksms = mSettings.mKeySetManagerService; 23141 return ksms.packageIsSignedByExactlyLPr(packageName, (KeySetHandle) ksh); 23142 } 23143 return false; 23144 } 23145 } 23146 23147 private void deletePackageIfUnusedLPr(final String packageName) { 23148 PackageSetting ps = mSettings.mPackages.get(packageName); 23149 if (ps == null) { 23150 return; 23151 } 23152 if (!ps.isAnyInstalled(sUserManager.getUserIds())) { 23153 // TODO Implement atomic delete if package is unused 23154 // It is currently possible that the package will be deleted even if it is installed 23155 // after this method returns. 23156 mHandler.post(new Runnable() { 23157 public void run() { 23158 deletePackageX(packageName, PackageManager.VERSION_CODE_HIGHEST, 23159 0, PackageManager.DELETE_ALL_USERS); 23160 } 23161 }); 23162 } 23163 } 23164 23165 /** 23166 * Check and throw if the given before/after packages would be considered a 23167 * downgrade. 23168 */ 23169 private static void checkDowngrade(PackageParser.Package before, PackageInfoLite after) 23170 throws PackageManagerException { 23171 if (after.getLongVersionCode() < before.getLongVersionCode()) { 23172 throw new PackageManagerException(INSTALL_FAILED_VERSION_DOWNGRADE, 23173 "Update version code " + after.versionCode + " is older than current " 23174 + before.getLongVersionCode()); 23175 } else if (after.getLongVersionCode() == before.getLongVersionCode()) { 23176 if (after.baseRevisionCode < before.baseRevisionCode) { 23177 throw new PackageManagerException(INSTALL_FAILED_VERSION_DOWNGRADE, 23178 "Update base revision code " + after.baseRevisionCode 23179 + " is older than current " + before.baseRevisionCode); 23180 } 23181 23182 if (!ArrayUtils.isEmpty(after.splitNames)) { 23183 for (int i = 0; i < after.splitNames.length; i++) { 23184 final String splitName = after.splitNames[i]; 23185 final int j = ArrayUtils.indexOf(before.splitNames, splitName); 23186 if (j != -1) { 23187 if (after.splitRevisionCodes[i] < before.splitRevisionCodes[j]) { 23188 throw new PackageManagerException(INSTALL_FAILED_VERSION_DOWNGRADE, 23189 "Update split " + splitName + " revision code " 23190 + after.splitRevisionCodes[i] + " is older than current " 23191 + before.splitRevisionCodes[j]); 23192 } 23193 } 23194 } 23195 } 23196 } 23197 } 23198 23199 private static class MoveCallbacks extends Handler { 23200 private static final int MSG_CREATED = 1; 23201 private static final int MSG_STATUS_CHANGED = 2; 23202 23203 private final RemoteCallbackList<IPackageMoveObserver> 23204 mCallbacks = new RemoteCallbackList<>(); 23205 23206 private final SparseIntArray mLastStatus = new SparseIntArray(); 23207 23208 public MoveCallbacks(Looper looper) { 23209 super(looper); 23210 } 23211 23212 public void register(IPackageMoveObserver callback) { 23213 mCallbacks.register(callback); 23214 } 23215 23216 public void unregister(IPackageMoveObserver callback) { 23217 mCallbacks.unregister(callback); 23218 } 23219 23220 @Override 23221 public void handleMessage(Message msg) { 23222 final SomeArgs args = (SomeArgs) msg.obj; 23223 final int n = mCallbacks.beginBroadcast(); 23224 for (int i = 0; i < n; i++) { 23225 final IPackageMoveObserver callback = mCallbacks.getBroadcastItem(i); 23226 try { 23227 invokeCallback(callback, msg.what, args); 23228 } catch (RemoteException ignored) { 23229 } 23230 } 23231 mCallbacks.finishBroadcast(); 23232 args.recycle(); 23233 } 23234 23235 private void invokeCallback(IPackageMoveObserver callback, int what, SomeArgs args) 23236 throws RemoteException { 23237 switch (what) { 23238 case MSG_CREATED: { 23239 callback.onCreated(args.argi1, (Bundle) args.arg2); 23240 break; 23241 } 23242 case MSG_STATUS_CHANGED: { 23243 callback.onStatusChanged(args.argi1, args.argi2, (long) args.arg3); 23244 break; 23245 } 23246 } 23247 } 23248 23249 private void notifyCreated(int moveId, Bundle extras) { 23250 Slog.v(TAG, "Move " + moveId + " created " + extras.toString()); 23251 23252 final SomeArgs args = SomeArgs.obtain(); 23253 args.argi1 = moveId; 23254 args.arg2 = extras; 23255 obtainMessage(MSG_CREATED, args).sendToTarget(); 23256 } 23257 23258 private void notifyStatusChanged(int moveId, int status) { 23259 notifyStatusChanged(moveId, status, -1); 23260 } 23261 23262 private void notifyStatusChanged(int moveId, int status, long estMillis) { 23263 Slog.v(TAG, "Move " + moveId + " status " + status); 23264 23265 final SomeArgs args = SomeArgs.obtain(); 23266 args.argi1 = moveId; 23267 args.argi2 = status; 23268 args.arg3 = estMillis; 23269 obtainMessage(MSG_STATUS_CHANGED, args).sendToTarget(); 23270 23271 synchronized (mLastStatus) { 23272 mLastStatus.put(moveId, status); 23273 } 23274 } 23275 } 23276 23277 private final static class OnPermissionChangeListeners extends Handler { 23278 private static final int MSG_ON_PERMISSIONS_CHANGED = 1; 23279 23280 private final RemoteCallbackList<IOnPermissionsChangeListener> mPermissionListeners = 23281 new RemoteCallbackList<>(); 23282 23283 public OnPermissionChangeListeners(Looper looper) { 23284 super(looper); 23285 } 23286 23287 @Override 23288 public void handleMessage(Message msg) { 23289 switch (msg.what) { 23290 case MSG_ON_PERMISSIONS_CHANGED: { 23291 final int uid = msg.arg1; 23292 handleOnPermissionsChanged(uid); 23293 } break; 23294 } 23295 } 23296 23297 public void addListenerLocked(IOnPermissionsChangeListener listener) { 23298 mPermissionListeners.register(listener); 23299 23300 } 23301 23302 public void removeListenerLocked(IOnPermissionsChangeListener listener) { 23303 mPermissionListeners.unregister(listener); 23304 } 23305 23306 public void onPermissionsChanged(int uid) { 23307 if (mPermissionListeners.getRegisteredCallbackCount() > 0) { 23308 obtainMessage(MSG_ON_PERMISSIONS_CHANGED, uid, 0).sendToTarget(); 23309 } 23310 } 23311 23312 private void handleOnPermissionsChanged(int uid) { 23313 final int count = mPermissionListeners.beginBroadcast(); 23314 try { 23315 for (int i = 0; i < count; i++) { 23316 IOnPermissionsChangeListener callback = mPermissionListeners 23317 .getBroadcastItem(i); 23318 try { 23319 callback.onPermissionsChanged(uid); 23320 } catch (RemoteException e) { 23321 Log.e(TAG, "Permission listener is dead", e); 23322 } 23323 } 23324 } finally { 23325 mPermissionListeners.finishBroadcast(); 23326 } 23327 } 23328 } 23329 23330 private class PackageManagerNative extends IPackageManagerNative.Stub { 23331 @Override 23332 public String[] getNamesForUids(int[] uids) throws RemoteException { 23333 final String[] results = PackageManagerService.this.getNamesForUids(uids); 23334 // massage results so they can be parsed by the native binder 23335 for (int i = results.length - 1; i >= 0; --i) { 23336 if (results[i] == null) { 23337 results[i] = ""; 23338 } 23339 } 23340 return results; 23341 } 23342 23343 // NB: this differentiates between preloads and sideloads 23344 @Override 23345 public String getInstallerForPackage(String packageName) throws RemoteException { 23346 final String installerName = getInstallerPackageName(packageName); 23347 if (!TextUtils.isEmpty(installerName)) { 23348 return installerName; 23349 } 23350 // differentiate between preload and sideload 23351 int callingUser = UserHandle.getUserId(Binder.getCallingUid()); 23352 ApplicationInfo appInfo = getApplicationInfo(packageName, 23353 /*flags*/ 0, 23354 /*userId*/ callingUser); 23355 if (appInfo != null && (appInfo.flags & ApplicationInfo.FLAG_SYSTEM) != 0) { 23356 return "preload"; 23357 } 23358 return ""; 23359 } 23360 23361 @Override 23362 public long getVersionCodeForPackage(String packageName) throws RemoteException { 23363 try { 23364 int callingUser = UserHandle.getUserId(Binder.getCallingUid()); 23365 PackageInfo pInfo = getPackageInfo(packageName, 0, callingUser); 23366 if (pInfo != null) { 23367 return pInfo.getLongVersionCode(); 23368 } 23369 } catch (Exception e) { 23370 } 23371 return 0; 23372 } 23373 } 23374 23375 private class PackageManagerInternalImpl extends PackageManagerInternal { 23376 @Override 23377 public void updatePermissionFlagsTEMP(String permName, String packageName, int flagMask, 23378 int flagValues, int userId) { 23379 PackageManagerService.this.updatePermissionFlags( 23380 permName, packageName, flagMask, flagValues, userId); 23381 } 23382 23383 @Override 23384 public int getPermissionFlagsTEMP(String permName, String packageName, int userId) { 23385 return PackageManagerService.this.getPermissionFlags(permName, packageName, userId); 23386 } 23387 23388 @Override 23389 public boolean isInstantApp(String packageName, int userId) { 23390 return PackageManagerService.this.isInstantApp(packageName, userId); 23391 } 23392 23393 @Override 23394 public String getInstantAppPackageName(int uid) { 23395 return PackageManagerService.this.getInstantAppPackageName(uid); 23396 } 23397 23398 @Override 23399 public boolean filterAppAccess(PackageParser.Package pkg, int callingUid, int userId) { 23400 synchronized (mPackages) { 23401 return PackageManagerService.this.filterAppAccessLPr( 23402 (PackageSetting) pkg.mExtras, callingUid, userId); 23403 } 23404 } 23405 23406 @Override 23407 public PackageParser.Package getPackage(String packageName) { 23408 synchronized (mPackages) { 23409 packageName = resolveInternalPackageNameLPr( 23410 packageName, PackageManager.VERSION_CODE_HIGHEST); 23411 return mPackages.get(packageName); 23412 } 23413 } 23414 23415 @Override 23416 public PackageList getPackageList(PackageListObserver observer) { 23417 synchronized (mPackages) { 23418 final int N = mPackages.size(); 23419 final ArrayList<String> list = new ArrayList<>(N); 23420 for (int i = 0; i < N; i++) { 23421 list.add(mPackages.keyAt(i)); 23422 } 23423 final PackageList packageList = new PackageList(list, observer); 23424 if (observer != null) { 23425 mPackageListObservers.add(packageList); 23426 } 23427 return packageList; 23428 } 23429 } 23430 23431 @Override 23432 public void removePackageListObserver(PackageListObserver observer) { 23433 synchronized (mPackages) { 23434 mPackageListObservers.remove(observer); 23435 } 23436 } 23437 23438 @Override 23439 public PackageParser.Package getDisabledPackage(String packageName) { 23440 synchronized (mPackages) { 23441 final PackageSetting ps = mSettings.getDisabledSystemPkgLPr(packageName); 23442 return (ps != null) ? ps.pkg : null; 23443 } 23444 } 23445 23446 @Override 23447 public String getKnownPackageName(int knownPackage, int userId) { 23448 switch(knownPackage) { 23449 case PackageManagerInternal.PACKAGE_BROWSER: 23450 return getDefaultBrowserPackageName(userId); 23451 case PackageManagerInternal.PACKAGE_INSTALLER: 23452 return mRequiredInstallerPackage; 23453 case PackageManagerInternal.PACKAGE_SETUP_WIZARD: 23454 return mSetupWizardPackage; 23455 case PackageManagerInternal.PACKAGE_SYSTEM: 23456 return "android"; 23457 case PackageManagerInternal.PACKAGE_VERIFIER: 23458 return mRequiredVerifierPackage; 23459 } 23460 return null; 23461 } 23462 23463 @Override 23464 public boolean isResolveActivityComponent(ComponentInfo component) { 23465 return mResolveActivity.packageName.equals(component.packageName) 23466 && mResolveActivity.name.equals(component.name); 23467 } 23468 23469 @Override 23470 public void setLocationPackagesProvider(PackagesProvider provider) { 23471 mDefaultPermissionPolicy.setLocationPackagesProvider(provider); 23472 } 23473 23474 @Override 23475 public void setVoiceInteractionPackagesProvider(PackagesProvider provider) { 23476 mDefaultPermissionPolicy.setVoiceInteractionPackagesProvider(provider); 23477 } 23478 23479 @Override 23480 public void setSmsAppPackagesProvider(PackagesProvider provider) { 23481 mDefaultPermissionPolicy.setSmsAppPackagesProvider(provider); 23482 } 23483 23484 @Override 23485 public void setDialerAppPackagesProvider(PackagesProvider provider) { 23486 mDefaultPermissionPolicy.setDialerAppPackagesProvider(provider); 23487 } 23488 23489 @Override 23490 public void setSimCallManagerPackagesProvider(PackagesProvider provider) { 23491 mDefaultPermissionPolicy.setSimCallManagerPackagesProvider(provider); 23492 } 23493 23494 @Override 23495 public void setUseOpenWifiAppPackagesProvider(PackagesProvider provider) { 23496 mDefaultPermissionPolicy.setUseOpenWifiAppPackagesProvider(provider); 23497 } 23498 23499 @Override 23500 public void setSyncAdapterPackagesprovider(SyncAdapterPackagesProvider provider) { 23501 mDefaultPermissionPolicy.setSyncAdapterPackagesProvider(provider); 23502 } 23503 23504 @Override 23505 public void grantDefaultPermissionsToDefaultSmsApp(String packageName, int userId) { 23506 mDefaultPermissionPolicy.grantDefaultPermissionsToDefaultSmsApp(packageName, userId); 23507 } 23508 23509 @Override 23510 public void grantDefaultPermissionsToDefaultDialerApp(String packageName, int userId) { 23511 synchronized (mPackages) { 23512 mSettings.setDefaultDialerPackageNameLPw(packageName, userId); 23513 } 23514 mDefaultPermissionPolicy.grantDefaultPermissionsToDefaultDialerApp(packageName, userId); 23515 } 23516 23517 @Override 23518 public void grantDefaultPermissionsToDefaultSimCallManager(String packageName, int userId) { 23519 mDefaultPermissionPolicy.grantDefaultPermissionsToDefaultSimCallManager( 23520 packageName, userId); 23521 } 23522 23523 @Override 23524 public void grantDefaultPermissionsToDefaultUseOpenWifiApp(String packageName, int userId) { 23525 mDefaultPermissionPolicy.grantDefaultPermissionsToDefaultUseOpenWifiApp( 23526 packageName, userId); 23527 } 23528 23529 @Override 23530 public void setKeepUninstalledPackages(final List<String> packageList) { 23531 Preconditions.checkNotNull(packageList); 23532 List<String> removedFromList = null; 23533 synchronized (mPackages) { 23534 if (mKeepUninstalledPackages != null) { 23535 final int packagesCount = mKeepUninstalledPackages.size(); 23536 for (int i = 0; i < packagesCount; i++) { 23537 String oldPackage = mKeepUninstalledPackages.get(i); 23538 if (packageList != null && packageList.contains(oldPackage)) { 23539 continue; 23540 } 23541 if (removedFromList == null) { 23542 removedFromList = new ArrayList<>(); 23543 } 23544 removedFromList.add(oldPackage); 23545 } 23546 } 23547 mKeepUninstalledPackages = new ArrayList<>(packageList); 23548 if (removedFromList != null) { 23549 final int removedCount = removedFromList.size(); 23550 for (int i = 0; i < removedCount; i++) { 23551 deletePackageIfUnusedLPr(removedFromList.get(i)); 23552 } 23553 } 23554 } 23555 } 23556 23557 @Override 23558 public boolean isPermissionsReviewRequired(String packageName, int userId) { 23559 synchronized (mPackages) { 23560 return mPermissionManager.isPermissionsReviewRequired( 23561 mPackages.get(packageName), userId); 23562 } 23563 } 23564 23565 @Override 23566 public PackageInfo getPackageInfo( 23567 String packageName, int flags, int filterCallingUid, int userId) { 23568 return PackageManagerService.this 23569 .getPackageInfoInternal(packageName, PackageManager.VERSION_CODE_HIGHEST, 23570 flags, filterCallingUid, userId); 23571 } 23572 23573 @Override 23574 public int getPackageUid(String packageName, int flags, int userId) { 23575 return PackageManagerService.this 23576 .getPackageUid(packageName, flags, userId); 23577 } 23578 23579 @Override 23580 public ApplicationInfo getApplicationInfo( 23581 String packageName, int flags, int filterCallingUid, int userId) { 23582 return PackageManagerService.this 23583 .getApplicationInfoInternal(packageName, flags, filterCallingUid, userId); 23584 } 23585 23586 @Override 23587 public ActivityInfo getActivityInfo( 23588 ComponentName component, int flags, int filterCallingUid, int userId) { 23589 return PackageManagerService.this 23590 .getActivityInfoInternal(component, flags, filterCallingUid, userId); 23591 } 23592 23593 @Override 23594 public List<ResolveInfo> queryIntentActivities( 23595 Intent intent, int flags, int filterCallingUid, int userId) { 23596 final String resolvedType = intent.resolveTypeIfNeeded(mContext.getContentResolver()); 23597 return PackageManagerService.this 23598 .queryIntentActivitiesInternal(intent, resolvedType, flags, filterCallingUid, 23599 userId, false /*resolveForStart*/, true /*allowDynamicSplits*/); 23600 } 23601 23602 @Override 23603 public List<ResolveInfo> queryIntentServices( 23604 Intent intent, int flags, int callingUid, int userId) { 23605 final String resolvedType = intent.resolveTypeIfNeeded(mContext.getContentResolver()); 23606 return PackageManagerService.this 23607 .queryIntentServicesInternal(intent, resolvedType, flags, userId, callingUid, 23608 false); 23609 } 23610 23611 @Override 23612 public ComponentName getHomeActivitiesAsUser(List<ResolveInfo> allHomeCandidates, 23613 int userId) { 23614 return PackageManagerService.this.getHomeActivitiesAsUser(allHomeCandidates, userId); 23615 } 23616 23617 @Override 23618 public void setDeviceAndProfileOwnerPackages( 23619 int deviceOwnerUserId, String deviceOwnerPackage, 23620 SparseArray<String> profileOwnerPackages) { 23621 mProtectedPackages.setDeviceAndProfileOwnerPackages( 23622 deviceOwnerUserId, deviceOwnerPackage, profileOwnerPackages); 23623 } 23624 23625 @Override 23626 public boolean isPackageDataProtected(int userId, String packageName) { 23627 return mProtectedPackages.isPackageDataProtected(userId, packageName); 23628 } 23629 23630 @Override 23631 public boolean isPackageEphemeral(int userId, String packageName) { 23632 synchronized (mPackages) { 23633 final PackageSetting ps = mSettings.mPackages.get(packageName); 23634 return ps != null ? ps.getInstantApp(userId) : false; 23635 } 23636 } 23637 23638 @Override 23639 public boolean wasPackageEverLaunched(String packageName, int userId) { 23640 synchronized (mPackages) { 23641 return mSettings.wasPackageEverLaunchedLPr(packageName, userId); 23642 } 23643 } 23644 23645 @Override 23646 public void grantRuntimePermission(String packageName, String permName, int userId, 23647 boolean overridePolicy) { 23648 PackageManagerService.this.mPermissionManager.grantRuntimePermission( 23649 permName, packageName, overridePolicy, getCallingUid(), userId, 23650 mPermissionCallback); 23651 } 23652 23653 @Override 23654 public void revokeRuntimePermission(String packageName, String permName, int userId, 23655 boolean overridePolicy) { 23656 mPermissionManager.revokeRuntimePermission( 23657 permName, packageName, overridePolicy, getCallingUid(), userId, 23658 mPermissionCallback); 23659 } 23660 23661 @Override 23662 public String getNameForUid(int uid) { 23663 return PackageManagerService.this.getNameForUid(uid); 23664 } 23665 23666 @Override 23667 public void requestInstantAppResolutionPhaseTwo(AuxiliaryResolveInfo responseObj, 23668 Intent origIntent, String resolvedType, String callingPackage, 23669 Bundle verificationBundle, int userId) { 23670 PackageManagerService.this.requestInstantAppResolutionPhaseTwo( 23671 responseObj, origIntent, resolvedType, callingPackage, verificationBundle, 23672 userId); 23673 } 23674 23675 @Override 23676 public void grantEphemeralAccess(int userId, Intent intent, 23677 int targetAppId, int ephemeralAppId) { 23678 synchronized (mPackages) { 23679 mInstantAppRegistry.grantInstantAccessLPw(userId, intent, 23680 targetAppId, ephemeralAppId); 23681 } 23682 } 23683 23684 @Override 23685 public boolean isInstantAppInstallerComponent(ComponentName component) { 23686 synchronized (mPackages) { 23687 return mInstantAppInstallerActivity != null 23688 && mInstantAppInstallerActivity.getComponentName().equals(component); 23689 } 23690 } 23691 23692 @Override 23693 public void pruneInstantApps() { 23694 mInstantAppRegistry.pruneInstantApps(); 23695 } 23696 23697 @Override 23698 public String getSetupWizardPackageName() { 23699 return mSetupWizardPackage; 23700 } 23701 23702 public void setExternalSourcesPolicy(ExternalSourcesPolicy policy) { 23703 if (policy != null) { 23704 mExternalSourcesPolicy = policy; 23705 } 23706 } 23707 23708 @Override 23709 public boolean isPackagePersistent(String packageName) { 23710 synchronized (mPackages) { 23711 PackageParser.Package pkg = mPackages.get(packageName); 23712 return pkg != null 23713 ? ((pkg.applicationInfo.flags&(ApplicationInfo.FLAG_SYSTEM 23714 | ApplicationInfo.FLAG_PERSISTENT)) == 23715 (ApplicationInfo.FLAG_SYSTEM | ApplicationInfo.FLAG_PERSISTENT)) 23716 : false; 23717 } 23718 } 23719 23720 @Override 23721 public boolean isLegacySystemApp(Package pkg) { 23722 synchronized (mPackages) { 23723 final PackageSetting ps = (PackageSetting) pkg.mExtras; 23724 return mPromoteSystemApps 23725 && ps.isSystem() 23726 && mExistingSystemPackages.contains(ps.name); 23727 } 23728 } 23729 23730 @Override 23731 public List<PackageInfo> getOverlayPackages(int userId) { 23732 final ArrayList<PackageInfo> overlayPackages = new ArrayList<PackageInfo>(); 23733 synchronized (mPackages) { 23734 for (PackageParser.Package p : mPackages.values()) { 23735 if (p.mOverlayTarget != null) { 23736 PackageInfo pkg = generatePackageInfo((PackageSetting)p.mExtras, 0, userId); 23737 if (pkg != null) { 23738 overlayPackages.add(pkg); 23739 } 23740 } 23741 } 23742 } 23743 return overlayPackages; 23744 } 23745 23746 @Override 23747 public List<String> getTargetPackageNames(int userId) { 23748 List<String> targetPackages = new ArrayList<>(); 23749 synchronized (mPackages) { 23750 for (PackageParser.Package p : mPackages.values()) { 23751 if (p.mOverlayTarget == null) { 23752 targetPackages.add(p.packageName); 23753 } 23754 } 23755 } 23756 return targetPackages; 23757 } 23758 23759 @Override 23760 public boolean setEnabledOverlayPackages(int userId, @NonNull String targetPackageName, 23761 @Nullable List<String> overlayPackageNames) { 23762 synchronized (mPackages) { 23763 if (targetPackageName == null || mPackages.get(targetPackageName) == null) { 23764 Slog.e(TAG, "failed to find package " + targetPackageName); 23765 return false; 23766 } 23767 ArrayList<String> overlayPaths = null; 23768 if (overlayPackageNames != null && overlayPackageNames.size() > 0) { 23769 final int N = overlayPackageNames.size(); 23770 overlayPaths = new ArrayList<>(N); 23771 for (int i = 0; i < N; i++) { 23772 final String packageName = overlayPackageNames.get(i); 23773 final PackageParser.Package pkg = mPackages.get(packageName); 23774 if (pkg == null) { 23775 Slog.e(TAG, "failed to find package " + packageName); 23776 return false; 23777 } 23778 overlayPaths.add(pkg.baseCodePath); 23779 } 23780 } 23781 23782 final PackageSetting ps = mSettings.mPackages.get(targetPackageName); 23783 ps.setOverlayPaths(overlayPaths, userId); 23784 return true; 23785 } 23786 } 23787 23788 @Override 23789 public ResolveInfo resolveIntent(Intent intent, String resolvedType, 23790 int flags, int userId, boolean resolveForStart) { 23791 return resolveIntentInternal( 23792 intent, resolvedType, flags, userId, resolveForStart); 23793 } 23794 23795 @Override 23796 public ResolveInfo resolveService(Intent intent, String resolvedType, 23797 int flags, int userId, int callingUid) { 23798 return resolveServiceInternal(intent, resolvedType, flags, userId, callingUid); 23799 } 23800 23801 @Override 23802 public ProviderInfo resolveContentProvider(String name, int flags, int userId) { 23803 return PackageManagerService.this.resolveContentProviderInternal( 23804 name, flags, userId); 23805 } 23806 23807 @Override 23808 public void addIsolatedUid(int isolatedUid, int ownerUid) { 23809 synchronized (mPackages) { 23810 mIsolatedOwners.put(isolatedUid, ownerUid); 23811 } 23812 } 23813 23814 @Override 23815 public void removeIsolatedUid(int isolatedUid) { 23816 synchronized (mPackages) { 23817 mIsolatedOwners.delete(isolatedUid); 23818 } 23819 } 23820 23821 @Override 23822 public int getUidTargetSdkVersion(int uid) { 23823 synchronized (mPackages) { 23824 return getUidTargetSdkVersionLockedLPr(uid); 23825 } 23826 } 23827 23828 @Override 23829 public int getPackageTargetSdkVersion(String packageName) { 23830 synchronized (mPackages) { 23831 return getPackageTargetSdkVersionLockedLPr(packageName); 23832 } 23833 } 23834 23835 @Override 23836 public boolean canAccessInstantApps(int callingUid, int userId) { 23837 return PackageManagerService.this.canViewInstantApps(callingUid, userId); 23838 } 23839 23840 @Override 23841 public boolean hasInstantApplicationMetadata(String packageName, int userId) { 23842 synchronized (mPackages) { 23843 return mInstantAppRegistry.hasInstantApplicationMetadataLPr(packageName, userId); 23844 } 23845 } 23846 23847 @Override 23848 public void notifyPackageUse(String packageName, int reason) { 23849 synchronized (mPackages) { 23850 PackageManagerService.this.notifyPackageUseLocked(packageName, reason); 23851 } 23852 } 23853 } 23854 23855 @Override 23856 public void grantDefaultPermissionsToEnabledCarrierApps(String[] packageNames, int userId) { 23857 enforceSystemOrPhoneCaller("grantPermissionsToEnabledCarrierApps"); 23858 synchronized (mPackages) { 23859 final long identity = Binder.clearCallingIdentity(); 23860 try { 23861 mDefaultPermissionPolicy.grantDefaultPermissionsToEnabledCarrierApps( 23862 packageNames, userId); 23863 } finally { 23864 Binder.restoreCallingIdentity(identity); 23865 } 23866 } 23867 } 23868 23869 @Override 23870 public void grantDefaultPermissionsToEnabledImsServices(String[] packageNames, int userId) { 23871 enforceSystemOrPhoneCaller("grantDefaultPermissionsToEnabledImsServices"); 23872 synchronized (mPackages) { 23873 final long identity = Binder.clearCallingIdentity(); 23874 try { 23875 mDefaultPermissionPolicy.grantDefaultPermissionsToEnabledImsServices( 23876 packageNames, userId); 23877 } finally { 23878 Binder.restoreCallingIdentity(identity); 23879 } 23880 } 23881 } 23882 23883 private static void enforceSystemOrPhoneCaller(String tag) { 23884 int callingUid = Binder.getCallingUid(); 23885 if (callingUid != Process.PHONE_UID && callingUid != Process.SYSTEM_UID) { 23886 throw new SecurityException( 23887 "Cannot call " + tag + " from UID " + callingUid); 23888 } 23889 } 23890 23891 boolean isHistoricalPackageUsageAvailable() { 23892 return mPackageUsage.isHistoricalPackageUsageAvailable(); 23893 } 23894 23895 /** 23896 * Return a <b>copy</b> of the collection of packages known to the package manager. 23897 * @return A copy of the values of mPackages. 23898 */ 23899 Collection<PackageParser.Package> getPackages() { 23900 synchronized (mPackages) { 23901 return new ArrayList<>(mPackages.values()); 23902 } 23903 } 23904 23905 /** 23906 * Logs process start information (including base APK hash) to the security log. 23907 * @hide 23908 */ 23909 @Override 23910 public void logAppProcessStartIfNeeded(String processName, int uid, String seinfo, 23911 String apkFile, int pid) { 23912 if (getInstantAppPackageName(Binder.getCallingUid()) != null) { 23913 return; 23914 } 23915 if (!SecurityLog.isLoggingEnabled()) { 23916 return; 23917 } 23918 Bundle data = new Bundle(); 23919 data.putLong("startTimestamp", System.currentTimeMillis()); 23920 data.putString("processName", processName); 23921 data.putInt("uid", uid); 23922 data.putString("seinfo", seinfo); 23923 data.putString("apkFile", apkFile); 23924 data.putInt("pid", pid); 23925 Message msg = mProcessLoggingHandler.obtainMessage( 23926 ProcessLoggingHandler.LOG_APP_PROCESS_START_MSG); 23927 msg.setData(data); 23928 mProcessLoggingHandler.sendMessage(msg); 23929 } 23930 23931 public CompilerStats.PackageStats getCompilerPackageStats(String pkgName) { 23932 return mCompilerStats.getPackageStats(pkgName); 23933 } 23934 23935 public CompilerStats.PackageStats getOrCreateCompilerPackageStats(PackageParser.Package pkg) { 23936 return getOrCreateCompilerPackageStats(pkg.packageName); 23937 } 23938 23939 public CompilerStats.PackageStats getOrCreateCompilerPackageStats(String pkgName) { 23940 return mCompilerStats.getOrCreatePackageStats(pkgName); 23941 } 23942 23943 public void deleteCompilerPackageStats(String pkgName) { 23944 mCompilerStats.deletePackageStats(pkgName); 23945 } 23946 23947 @Override 23948 public int getInstallReason(String packageName, int userId) { 23949 final int callingUid = Binder.getCallingUid(); 23950 mPermissionManager.enforceCrossUserPermission(callingUid, userId, 23951 true /* requireFullPermission */, false /* checkShell */, 23952 "get install reason"); 23953 synchronized (mPackages) { 23954 final PackageSetting ps = mSettings.mPackages.get(packageName); 23955 if (filterAppAccessLPr(ps, callingUid, userId)) { 23956 return PackageManager.INSTALL_REASON_UNKNOWN; 23957 } 23958 if (ps != null) { 23959 return ps.getInstallReason(userId); 23960 } 23961 } 23962 return PackageManager.INSTALL_REASON_UNKNOWN; 23963 } 23964 23965 @Override 23966 public boolean canRequestPackageInstalls(String packageName, int userId) { 23967 return canRequestPackageInstallsInternal(packageName, 0, userId, 23968 true /* throwIfPermNotDeclared*/); 23969 } 23970 23971 private boolean canRequestPackageInstallsInternal(String packageName, int flags, int userId, 23972 boolean throwIfPermNotDeclared) { 23973 int callingUid = Binder.getCallingUid(); 23974 int uid = getPackageUid(packageName, 0, userId); 23975 if (callingUid != uid && callingUid != Process.ROOT_UID 23976 && callingUid != Process.SYSTEM_UID) { 23977 throw new SecurityException( 23978 "Caller uid " + callingUid + " does not own package " + packageName); 23979 } 23980 ApplicationInfo info = getApplicationInfo(packageName, flags, userId); 23981 if (info == null) { 23982 return false; 23983 } 23984 if (info.targetSdkVersion < Build.VERSION_CODES.O) { 23985 return false; 23986 } 23987 String appOpPermission = Manifest.permission.REQUEST_INSTALL_PACKAGES; 23988 String[] packagesDeclaringPermission = getAppOpPermissionPackages(appOpPermission); 23989 if (!ArrayUtils.contains(packagesDeclaringPermission, packageName)) { 23990 if (throwIfPermNotDeclared) { 23991 throw new SecurityException("Need to declare " + appOpPermission 23992 + " to call this api"); 23993 } else { 23994 Slog.e(TAG, "Need to declare " + appOpPermission + " to call this api"); 23995 return false; 23996 } 23997 } 23998 if (sUserManager.hasUserRestriction(UserManager.DISALLOW_INSTALL_UNKNOWN_SOURCES, userId)) { 23999 return false; 24000 } 24001 if (mExternalSourcesPolicy != null) { 24002 int isTrusted = mExternalSourcesPolicy.getPackageTrustedToInstallApps(packageName, uid); 24003 if (isTrusted != PackageManagerInternal.ExternalSourcesPolicy.USER_DEFAULT) { 24004 return isTrusted == PackageManagerInternal.ExternalSourcesPolicy.USER_TRUSTED; 24005 } 24006 } 24007 return checkUidPermission(appOpPermission, uid) == PERMISSION_GRANTED; 24008 } 24009 24010 @Override 24011 public ComponentName getInstantAppResolverSettingsComponent() { 24012 return mInstantAppResolverSettingsComponent; 24013 } 24014 24015 @Override 24016 public ComponentName getInstantAppInstallerComponent() { 24017 if (getInstantAppPackageName(Binder.getCallingUid()) != null) { 24018 return null; 24019 } 24020 return mInstantAppInstallerActivity == null 24021 ? null : mInstantAppInstallerActivity.getComponentName(); 24022 } 24023 24024 @Override 24025 public String getInstantAppAndroidId(String packageName, int userId) { 24026 mContext.enforceCallingOrSelfPermission(android.Manifest.permission.ACCESS_INSTANT_APPS, 24027 "getInstantAppAndroidId"); 24028 mPermissionManager.enforceCrossUserPermission(Binder.getCallingUid(), userId, 24029 true /* requireFullPermission */, false /* checkShell */, 24030 "getInstantAppAndroidId"); 24031 // Make sure the target is an Instant App. 24032 if (!isInstantApp(packageName, userId)) { 24033 return null; 24034 } 24035 synchronized (mPackages) { 24036 return mInstantAppRegistry.getInstantAppAndroidIdLPw(packageName, userId); 24037 } 24038 } 24039 24040 boolean canHaveOatDir(String packageName) { 24041 synchronized (mPackages) { 24042 PackageParser.Package p = mPackages.get(packageName); 24043 if (p == null) { 24044 return false; 24045 } 24046 return p.canHaveOatDir(); 24047 } 24048 } 24049 24050 private String getOatDir(PackageParser.Package pkg) { 24051 if (!pkg.canHaveOatDir()) { 24052 return null; 24053 } 24054 File codePath = new File(pkg.codePath); 24055 if (codePath.isDirectory()) { 24056 return PackageDexOptimizer.getOatDir(codePath).getAbsolutePath(); 24057 } 24058 return null; 24059 } 24060 24061 void deleteOatArtifactsOfPackage(String packageName) { 24062 final String[] instructionSets; 24063 final List<String> codePaths; 24064 final String oatDir; 24065 final PackageParser.Package pkg; 24066 synchronized (mPackages) { 24067 pkg = mPackages.get(packageName); 24068 } 24069 instructionSets = getAppDexInstructionSets(pkg.applicationInfo); 24070 codePaths = pkg.getAllCodePaths(); 24071 oatDir = getOatDir(pkg); 24072 24073 for (String codePath : codePaths) { 24074 for (String isa : instructionSets) { 24075 try { 24076 mInstaller.deleteOdex(codePath, isa, oatDir); 24077 } catch (InstallerException e) { 24078 Log.e(TAG, "Failed deleting oat files for " + codePath, e); 24079 } 24080 } 24081 } 24082 } 24083 24084 Set<String> getUnusedPackages(long downgradeTimeThresholdMillis) { 24085 Set<String> unusedPackages = new HashSet<>(); 24086 long currentTimeInMillis = System.currentTimeMillis(); 24087 synchronized (mPackages) { 24088 for (PackageParser.Package pkg : mPackages.values()) { 24089 PackageSetting ps = mSettings.mPackages.get(pkg.packageName); 24090 if (ps == null) { 24091 continue; 24092 } 24093 PackageDexUsage.PackageUseInfo packageUseInfo = 24094 getDexManager().getPackageUseInfoOrDefault(pkg.packageName); 24095 if (PackageManagerServiceUtils 24096 .isUnusedSinceTimeInMillis(ps.firstInstallTime, currentTimeInMillis, 24097 downgradeTimeThresholdMillis, packageUseInfo, 24098 pkg.getLatestPackageUseTimeInMills(), 24099 pkg.getLatestForegroundPackageUseTimeInMills())) { 24100 unusedPackages.add(pkg.packageName); 24101 } 24102 } 24103 } 24104 return unusedPackages; 24105 } 24106 24107 @Override 24108 public void setHarmfulAppWarning(@NonNull String packageName, @Nullable CharSequence warning, 24109 int userId) { 24110 final int callingUid = Binder.getCallingUid(); 24111 final int callingAppId = UserHandle.getAppId(callingUid); 24112 24113 mPermissionManager.enforceCrossUserPermission(callingUid, userId, 24114 true /*requireFullPermission*/, true /*checkShell*/, "setHarmfulAppInfo"); 24115 24116 if (callingAppId != Process.SYSTEM_UID && callingAppId != Process.ROOT_UID && 24117 checkUidPermission(SET_HARMFUL_APP_WARNINGS, callingUid) != PERMISSION_GRANTED) { 24118 throw new SecurityException("Caller must have the " 24119 + SET_HARMFUL_APP_WARNINGS + " permission."); 24120 } 24121 24122 synchronized(mPackages) { 24123 mSettings.setHarmfulAppWarningLPw(packageName, warning, userId); 24124 scheduleWritePackageRestrictionsLocked(userId); 24125 } 24126 } 24127 24128 @Nullable 24129 @Override 24130 public CharSequence getHarmfulAppWarning(@NonNull String packageName, int userId) { 24131 final int callingUid = Binder.getCallingUid(); 24132 final int callingAppId = UserHandle.getAppId(callingUid); 24133 24134 mPermissionManager.enforceCrossUserPermission(callingUid, userId, 24135 true /*requireFullPermission*/, true /*checkShell*/, "getHarmfulAppInfo"); 24136 24137 if (callingAppId != Process.SYSTEM_UID && callingAppId != Process.ROOT_UID && 24138 checkUidPermission(SET_HARMFUL_APP_WARNINGS, callingUid) != PERMISSION_GRANTED) { 24139 throw new SecurityException("Caller must have the " 24140 + SET_HARMFUL_APP_WARNINGS + " permission."); 24141 } 24142 24143 synchronized(mPackages) { 24144 return mSettings.getHarmfulAppWarningLPr(packageName, userId); 24145 } 24146 } 24147} 24148 24149interface PackageSender { 24150 /** 24151 * @param userIds User IDs where the action occurred on a full application 24152 * @param instantUserIds User IDs where the action occurred on an instant application 24153 */ 24154 void sendPackageBroadcast(final String action, final String pkg, 24155 final Bundle extras, final int flags, final String targetPkg, 24156 final IIntentReceiver finishedReceiver, final int[] userIds, int[] instantUserIds); 24157 void sendPackageAddedForNewUsers(String packageName, boolean sendBootCompleted, 24158 boolean includeStopped, int appId, int[] userIds, int[] instantUserIds); 24159 void notifyPackageAdded(String packageName); 24160 void notifyPackageRemoved(String packageName); 24161} 24162