PackageManagerService.java revision 26fd4ce67bed27688c7320b57078e89a9c22124d
1/* 2 * Copyright (C) 2006 The Android Open Source Project 3 * 4 * Licensed under the Apache License, Version 2.0 (the "License"); 5 * you may not use this file except in compliance with the License. 6 * You may obtain a copy of the License at 7 * 8 * http://www.apache.org/licenses/LICENSE-2.0 9 * 10 * Unless required by applicable law or agreed to in writing, software 11 * distributed under the License is distributed on an "AS IS" BASIS, 12 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. 13 * See the License for the specific language governing permissions and 14 * limitations under the License. 15 */ 16 17package com.android.server.pm; 18 19import static android.Manifest.permission.DELETE_PACKAGES; 20import static android.Manifest.permission.SET_HARMFUL_APP_WARNINGS; 21import static android.Manifest.permission.INSTALL_PACKAGES; 22import static android.Manifest.permission.MANAGE_PROFILE_AND_DEVICE_OWNERS; 23import static android.Manifest.permission.READ_EXTERNAL_STORAGE; 24import static android.Manifest.permission.REQUEST_DELETE_PACKAGES; 25import static android.Manifest.permission.WRITE_EXTERNAL_STORAGE; 26import static android.Manifest.permission.WRITE_MEDIA_STORAGE; 27import static android.content.pm.PackageManager.CERT_INPUT_RAW_X509; 28import static android.content.pm.PackageManager.CERT_INPUT_SHA256; 29import static android.content.pm.PackageManager.COMPONENT_ENABLED_STATE_DEFAULT; 30import static android.content.pm.PackageManager.COMPONENT_ENABLED_STATE_DISABLED; 31import static android.content.pm.PackageManager.COMPONENT_ENABLED_STATE_DISABLED_UNTIL_USED; 32import static android.content.pm.PackageManager.COMPONENT_ENABLED_STATE_DISABLED_USER; 33import static android.content.pm.PackageManager.COMPONENT_ENABLED_STATE_ENABLED; 34import static android.content.pm.PackageManager.DELETE_KEEP_DATA; 35import static android.content.pm.PackageManager.FLAG_PERMISSION_GRANTED_BY_DEFAULT; 36import static android.content.pm.PackageManager.FLAG_PERMISSION_POLICY_FIXED; 37import static android.content.pm.PackageManager.FLAG_PERMISSION_REVIEW_REQUIRED; 38import static android.content.pm.PackageManager.FLAG_PERMISSION_REVOKE_ON_UPGRADE; 39import static android.content.pm.PackageManager.FLAG_PERMISSION_SYSTEM_FIXED; 40import static android.content.pm.PackageManager.FLAG_PERMISSION_USER_FIXED; 41import static android.content.pm.PackageManager.FLAG_PERMISSION_USER_SET; 42import static android.content.pm.PackageManager.INSTALL_EXTERNAL; 43import static android.content.pm.PackageManager.INSTALL_FAILED_ALREADY_EXISTS; 44import static android.content.pm.PackageManager.INSTALL_FAILED_CONFLICTING_PROVIDER; 45import static android.content.pm.PackageManager.INSTALL_FAILED_DUPLICATE_PACKAGE; 46import static android.content.pm.PackageManager.INSTALL_FAILED_DUPLICATE_PERMISSION; 47import static android.content.pm.PackageManager.INSTALL_FAILED_INSTANT_APP_INVALID; 48import static android.content.pm.PackageManager.INSTALL_FAILED_INSUFFICIENT_STORAGE; 49import static android.content.pm.PackageManager.INSTALL_FAILED_INTERNAL_ERROR; 50import static android.content.pm.PackageManager.INSTALL_FAILED_INVALID_APK; 51import static android.content.pm.PackageManager.INSTALL_FAILED_INVALID_INSTALL_LOCATION; 52import static android.content.pm.PackageManager.INSTALL_FAILED_MISSING_SHARED_LIBRARY; 53import static android.content.pm.PackageManager.INSTALL_FAILED_PACKAGE_CHANGED; 54import static android.content.pm.PackageManager.INSTALL_FAILED_REPLACE_COULDNT_DELETE; 55import static android.content.pm.PackageManager.INSTALL_FAILED_SHARED_USER_INCOMPATIBLE; 56import static android.content.pm.PackageManager.INSTALL_FAILED_TEST_ONLY; 57import static android.content.pm.PackageManager.INSTALL_FAILED_UPDATE_INCOMPATIBLE; 58import static android.content.pm.PackageManager.INSTALL_FAILED_VERSION_DOWNGRADE; 59import static android.content.pm.PackageManager.INSTALL_INTERNAL; 60import static android.content.pm.PackageManager.INSTALL_PARSE_FAILED_INCONSISTENT_CERTIFICATES; 61import static android.content.pm.PackageManager.INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_ALWAYS; 62import static android.content.pm.PackageManager.INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_ALWAYS_ASK; 63import static android.content.pm.PackageManager.INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_ASK; 64import static android.content.pm.PackageManager.INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_NEVER; 65import static android.content.pm.PackageManager.INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_UNDEFINED; 66import static android.content.pm.PackageManager.MATCH_ALL; 67import static android.content.pm.PackageManager.MATCH_ANY_USER; 68import static android.content.pm.PackageManager.MATCH_DEBUG_TRIAGED_MISSING; 69import static android.content.pm.PackageManager.MATCH_DIRECT_BOOT_AWARE; 70import static android.content.pm.PackageManager.MATCH_DIRECT_BOOT_UNAWARE; 71import static android.content.pm.PackageManager.MATCH_DISABLED_COMPONENTS; 72import static android.content.pm.PackageManager.MATCH_FACTORY_ONLY; 73import static android.content.pm.PackageManager.MATCH_KNOWN_PACKAGES; 74import static android.content.pm.PackageManager.MATCH_SYSTEM_ONLY; 75import static android.content.pm.PackageManager.MATCH_UNINSTALLED_PACKAGES; 76import static android.content.pm.PackageManager.MOVE_FAILED_3RD_PARTY_NOT_ALLOWED_ON_INTERNAL; 77import static android.content.pm.PackageManager.MOVE_FAILED_DEVICE_ADMIN; 78import static android.content.pm.PackageManager.MOVE_FAILED_DOESNT_EXIST; 79import static android.content.pm.PackageManager.MOVE_FAILED_INTERNAL_ERROR; 80import static android.content.pm.PackageManager.MOVE_FAILED_LOCKED_USER; 81import static android.content.pm.PackageManager.MOVE_FAILED_OPERATION_PENDING; 82import static android.content.pm.PackageManager.MOVE_FAILED_SYSTEM_PACKAGE; 83import static android.content.pm.PackageManager.PERMISSION_DENIED; 84import static android.content.pm.PackageManager.PERMISSION_GRANTED; 85import static android.content.pm.PackageParser.isApkFile; 86import static android.os.Trace.TRACE_TAG_PACKAGE_MANAGER; 87import static android.os.storage.StorageManager.FLAG_STORAGE_CE; 88import static android.os.storage.StorageManager.FLAG_STORAGE_DE; 89import static android.system.OsConstants.O_CREAT; 90import static android.system.OsConstants.O_RDWR; 91import static com.android.internal.app.IntentForwarderActivity.FORWARD_INTENT_TO_MANAGED_PROFILE; 92import static com.android.internal.app.IntentForwarderActivity.FORWARD_INTENT_TO_PARENT; 93import static com.android.internal.content.NativeLibraryHelper.LIB64_DIR_NAME; 94import static com.android.internal.content.NativeLibraryHelper.LIB_DIR_NAME; 95import static com.android.internal.util.ArrayUtils.appendInt; 96import static com.android.server.pm.InstructionSets.getAppDexInstructionSets; 97import static com.android.server.pm.InstructionSets.getDexCodeInstructionSet; 98import static com.android.server.pm.InstructionSets.getDexCodeInstructionSets; 99import static com.android.server.pm.InstructionSets.getPreferredInstructionSet; 100import static com.android.server.pm.InstructionSets.getPrimaryInstructionSet; 101import static com.android.server.pm.PackageManagerServiceCompilerMapping.getCompilerFilterForReason; 102import static com.android.server.pm.PackageManagerServiceCompilerMapping.getDefaultCompilerFilter; 103import static com.android.server.pm.PackageManagerServiceUtils.compareSignatures; 104import static com.android.server.pm.PackageManagerServiceUtils.compressedFileExists; 105import static com.android.server.pm.PackageManagerServiceUtils.decompressFile; 106import static com.android.server.pm.PackageManagerServiceUtils.deriveAbiOverride; 107import static com.android.server.pm.PackageManagerServiceUtils.dumpCriticalInfo; 108import static com.android.server.pm.PackageManagerServiceUtils.getCompressedFiles; 109import static com.android.server.pm.PackageManagerServiceUtils.getLastModifiedTime; 110import static com.android.server.pm.PackageManagerServiceUtils.logCriticalInfo; 111import static com.android.server.pm.PackageManagerServiceUtils.verifySignatures; 112import static com.android.server.pm.permission.PermissionsState.PERMISSION_OPERATION_FAILURE; 113import static com.android.server.pm.permission.PermissionsState.PERMISSION_OPERATION_SUCCESS; 114import static com.android.server.pm.permission.PermissionsState.PERMISSION_OPERATION_SUCCESS_GIDS_CHANGED; 115 116import android.Manifest; 117import android.annotation.IntDef; 118import android.annotation.NonNull; 119import android.annotation.Nullable; 120import android.app.ActivityManager; 121import android.app.ActivityManagerInternal; 122import android.app.AppOpsManager; 123import android.app.IActivityManager; 124import android.app.ResourcesManager; 125import android.app.admin.IDevicePolicyManager; 126import android.app.admin.SecurityLog; 127import android.app.backup.IBackupManager; 128import android.content.BroadcastReceiver; 129import android.content.ComponentName; 130import android.content.ContentResolver; 131import android.content.Context; 132import android.content.IIntentReceiver; 133import android.content.Intent; 134import android.content.IntentFilter; 135import android.content.IntentSender; 136import android.content.IntentSender.SendIntentException; 137import android.content.ServiceConnection; 138import android.content.pm.ActivityInfo; 139import android.content.pm.ApplicationInfo; 140import android.content.pm.AppsQueryHelper; 141import android.content.pm.AuxiliaryResolveInfo; 142import android.content.pm.ChangedPackages; 143import android.content.pm.ComponentInfo; 144import android.content.pm.FallbackCategoryProvider; 145import android.content.pm.FeatureInfo; 146import android.content.pm.IDexModuleRegisterCallback; 147import android.content.pm.IOnPermissionsChangeListener; 148import android.content.pm.IPackageDataObserver; 149import android.content.pm.IPackageDeleteObserver; 150import android.content.pm.IPackageDeleteObserver2; 151import android.content.pm.IPackageInstallObserver2; 152import android.content.pm.IPackageInstaller; 153import android.content.pm.IPackageManager; 154import android.content.pm.IPackageManagerNative; 155import android.content.pm.IPackageMoveObserver; 156import android.content.pm.IPackageStatsObserver; 157import android.content.pm.InstantAppInfo; 158import android.content.pm.InstantAppRequest; 159import android.content.pm.InstantAppResolveInfo; 160import android.content.pm.InstrumentationInfo; 161import android.content.pm.IntentFilterVerificationInfo; 162import android.content.pm.KeySet; 163import android.content.pm.PackageCleanItem; 164import android.content.pm.PackageInfo; 165import android.content.pm.PackageInfoLite; 166import android.content.pm.PackageInstaller; 167import android.content.pm.PackageList; 168import android.content.pm.PackageManager; 169import android.content.pm.PackageManagerInternal; 170import android.content.pm.PackageManager.LegacyPackageDeleteObserver; 171import android.content.pm.PackageManagerInternal.PackageListObserver; 172import android.content.pm.PackageParser; 173import android.content.pm.PackageParser.ActivityIntentInfo; 174import android.content.pm.PackageParser.Package; 175import android.content.pm.PackageParser.PackageLite; 176import android.content.pm.PackageParser.PackageParserException; 177import android.content.pm.PackageParser.ParseFlags; 178import android.content.pm.PackageParser.ServiceIntentInfo; 179import android.content.pm.PackageParser.SigningDetails.SignatureSchemeVersion; 180import android.content.pm.PackageStats; 181import android.content.pm.PackageUserState; 182import android.content.pm.ParceledListSlice; 183import android.content.pm.PermissionGroupInfo; 184import android.content.pm.PermissionInfo; 185import android.content.pm.ProviderInfo; 186import android.content.pm.ResolveInfo; 187import android.content.pm.ServiceInfo; 188import android.content.pm.SharedLibraryInfo; 189import android.content.pm.Signature; 190import android.content.pm.UserInfo; 191import android.content.pm.VerifierDeviceIdentity; 192import android.content.pm.VerifierInfo; 193import android.content.pm.VersionedPackage; 194import android.content.pm.dex.ArtManager; 195import android.content.pm.dex.DexMetadataHelper; 196import android.content.pm.dex.IArtManager; 197import android.content.res.Resources; 198import android.database.ContentObserver; 199import android.graphics.Bitmap; 200import android.hardware.display.DisplayManager; 201import android.net.Uri; 202import android.os.Binder; 203import android.os.Build; 204import android.os.Bundle; 205import android.os.Debug; 206import android.os.Environment; 207import android.os.Environment.UserEnvironment; 208import android.os.FileUtils; 209import android.os.Handler; 210import android.os.IBinder; 211import android.os.Looper; 212import android.os.Message; 213import android.os.Parcel; 214import android.os.ParcelFileDescriptor; 215import android.os.PatternMatcher; 216import android.os.Process; 217import android.os.RemoteCallbackList; 218import android.os.RemoteException; 219import android.os.ResultReceiver; 220import android.os.SELinux; 221import android.os.ServiceManager; 222import android.os.ShellCallback; 223import android.os.SystemClock; 224import android.os.SystemProperties; 225import android.os.Trace; 226import android.os.UserHandle; 227import android.os.UserManager; 228import android.os.UserManagerInternal; 229import android.os.storage.IStorageManager; 230import android.os.storage.StorageEventListener; 231import android.os.storage.StorageManager; 232import android.os.storage.StorageManagerInternal; 233import android.os.storage.VolumeInfo; 234import android.os.storage.VolumeRecord; 235import android.provider.Settings.Global; 236import android.provider.Settings.Secure; 237import android.security.KeyStore; 238import android.security.SystemKeyStore; 239import android.service.pm.PackageServiceDumpProto; 240import android.system.ErrnoException; 241import android.system.Os; 242import android.text.TextUtils; 243import android.text.format.DateUtils; 244import android.util.ArrayMap; 245import android.util.ArraySet; 246import android.util.Base64; 247import android.util.ByteStringUtils; 248import android.util.DisplayMetrics; 249import android.util.EventLog; 250import android.util.ExceptionUtils; 251import android.util.Log; 252import android.util.LogPrinter; 253import android.util.LongSparseArray; 254import android.util.LongSparseLongArray; 255import android.util.MathUtils; 256import android.util.PackageUtils; 257import android.util.Pair; 258import android.util.PrintStreamPrinter; 259import android.util.Slog; 260import android.util.SparseArray; 261import android.util.SparseBooleanArray; 262import android.util.SparseIntArray; 263import android.util.TimingsTraceLog; 264import android.util.Xml; 265import android.util.jar.StrictJarFile; 266import android.util.proto.ProtoOutputStream; 267import android.view.Display; 268 269import com.android.internal.R; 270import com.android.internal.annotations.GuardedBy; 271import com.android.internal.app.IMediaContainerService; 272import com.android.internal.app.ResolverActivity; 273import com.android.internal.content.NativeLibraryHelper; 274import com.android.internal.content.PackageHelper; 275import com.android.internal.logging.MetricsLogger; 276import com.android.internal.os.IParcelFileDescriptorFactory; 277import com.android.internal.os.SomeArgs; 278import com.android.internal.os.Zygote; 279import com.android.internal.telephony.CarrierAppUtils; 280import com.android.internal.util.ArrayUtils; 281import com.android.internal.util.ConcurrentUtils; 282import com.android.internal.util.DumpUtils; 283import com.android.internal.util.FastXmlSerializer; 284import com.android.internal.util.IndentingPrintWriter; 285import com.android.internal.util.Preconditions; 286import com.android.internal.util.XmlUtils; 287import com.android.server.AttributeCache; 288import com.android.server.DeviceIdleController; 289import com.android.server.EventLogTags; 290import com.android.server.FgThread; 291import com.android.server.IntentResolver; 292import com.android.server.LocalServices; 293import com.android.server.LockGuard; 294import com.android.server.ServiceThread; 295import com.android.server.SystemConfig; 296import com.android.server.SystemServerInitThreadPool; 297import com.android.server.Watchdog; 298import com.android.server.net.NetworkPolicyManagerInternal; 299import com.android.server.pm.Installer.InstallerException; 300import com.android.server.pm.Settings.DatabaseVersion; 301import com.android.server.pm.Settings.VersionInfo; 302import com.android.server.pm.dex.ArtManagerService; 303import com.android.server.pm.dex.DexLogger; 304import com.android.server.pm.dex.DexManager; 305import com.android.server.pm.dex.DexoptOptions; 306import com.android.server.pm.dex.PackageDexUsage; 307import com.android.server.pm.permission.BasePermission; 308import com.android.server.pm.permission.DefaultPermissionGrantPolicy; 309import com.android.server.pm.permission.PermissionManagerService; 310import com.android.server.pm.permission.PermissionManagerInternal; 311import com.android.server.pm.permission.DefaultPermissionGrantPolicy.DefaultPermissionGrantedCallback; 312import com.android.server.pm.permission.PermissionManagerInternal.PermissionCallback; 313import com.android.server.pm.permission.PermissionsState; 314import com.android.server.pm.permission.PermissionsState.PermissionState; 315import com.android.server.security.VerityUtils; 316import com.android.server.storage.DeviceStorageMonitorInternal; 317 318import dalvik.system.CloseGuard; 319import dalvik.system.VMRuntime; 320 321import libcore.io.IoUtils; 322 323import org.xmlpull.v1.XmlPullParser; 324import org.xmlpull.v1.XmlPullParserException; 325import org.xmlpull.v1.XmlSerializer; 326 327import java.io.BufferedOutputStream; 328import java.io.ByteArrayInputStream; 329import java.io.ByteArrayOutputStream; 330import java.io.File; 331import java.io.FileDescriptor; 332import java.io.FileInputStream; 333import java.io.FileOutputStream; 334import java.io.FilenameFilter; 335import java.io.IOException; 336import java.io.PrintWriter; 337import java.lang.annotation.Retention; 338import java.lang.annotation.RetentionPolicy; 339import java.nio.charset.StandardCharsets; 340import java.security.DigestException; 341import java.security.DigestInputStream; 342import java.security.MessageDigest; 343import java.security.NoSuchAlgorithmException; 344import java.security.PublicKey; 345import java.security.SecureRandom; 346import java.security.cert.CertificateException; 347import java.util.ArrayList; 348import java.util.Arrays; 349import java.util.Collection; 350import java.util.Collections; 351import java.util.Comparator; 352import java.util.HashMap; 353import java.util.HashSet; 354import java.util.Iterator; 355import java.util.LinkedHashSet; 356import java.util.List; 357import java.util.Map; 358import java.util.Objects; 359import java.util.Set; 360import java.util.concurrent.CountDownLatch; 361import java.util.concurrent.Future; 362import java.util.concurrent.TimeUnit; 363import java.util.concurrent.atomic.AtomicBoolean; 364import java.util.concurrent.atomic.AtomicInteger; 365 366/** 367 * Keep track of all those APKs everywhere. 368 * <p> 369 * Internally there are two important locks: 370 * <ul> 371 * <li>{@link #mPackages} is used to guard all in-memory parsed package details 372 * and other related state. It is a fine-grained lock that should only be held 373 * momentarily, as it's one of the most contended locks in the system. 374 * <li>{@link #mInstallLock} is used to guard all {@code installd} access, whose 375 * operations typically involve heavy lifting of application data on disk. Since 376 * {@code installd} is single-threaded, and it's operations can often be slow, 377 * this lock should never be acquired while already holding {@link #mPackages}. 378 * Conversely, it's safe to acquire {@link #mPackages} momentarily while already 379 * holding {@link #mInstallLock}. 380 * </ul> 381 * Many internal methods rely on the caller to hold the appropriate locks, and 382 * this contract is expressed through method name suffixes: 383 * <ul> 384 * <li>fooLI(): the caller must hold {@link #mInstallLock} 385 * <li>fooLIF(): the caller must hold {@link #mInstallLock} and the package 386 * being modified must be frozen 387 * <li>fooLPr(): the caller must hold {@link #mPackages} for reading 388 * <li>fooLPw(): the caller must hold {@link #mPackages} for writing 389 * </ul> 390 * <p> 391 * Because this class is very central to the platform's security; please run all 392 * CTS and unit tests whenever making modifications: 393 * 394 * <pre> 395 * $ runtest -c android.content.pm.PackageManagerTests frameworks-core 396 * $ cts-tradefed run commandAndExit cts -m CtsAppSecurityHostTestCases 397 * </pre> 398 */ 399public class PackageManagerService extends IPackageManager.Stub 400 implements PackageSender { 401 static final String TAG = "PackageManager"; 402 public static final boolean DEBUG_SETTINGS = false; 403 static final boolean DEBUG_PREFERRED = false; 404 static final boolean DEBUG_UPGRADE = false; 405 static final boolean DEBUG_DOMAIN_VERIFICATION = false; 406 private static final boolean DEBUG_BACKUP = false; 407 public static final boolean DEBUG_INSTALL = false; 408 public static final boolean DEBUG_REMOVE = false; 409 private static final boolean DEBUG_BROADCASTS = false; 410 private static final boolean DEBUG_SHOW_INFO = false; 411 private static final boolean DEBUG_PACKAGE_INFO = false; 412 private static final boolean DEBUG_INTENT_MATCHING = false; 413 public static final boolean DEBUG_PACKAGE_SCANNING = false; 414 private static final boolean DEBUG_VERIFY = false; 415 private static final boolean DEBUG_FILTERS = false; 416 public static final boolean DEBUG_PERMISSIONS = false; 417 private static final boolean DEBUG_SHARED_LIBRARIES = false; 418 public static final boolean DEBUG_COMPRESSION = Build.IS_DEBUGGABLE; 419 420 // Debug output for dexopting. This is shared between PackageManagerService, OtaDexoptService 421 // and PackageDexOptimizer. All these classes have their own flag to allow switching a single 422 // user, but by default initialize to this. 423 public static final boolean DEBUG_DEXOPT = false; 424 425 private static final boolean DEBUG_ABI_SELECTION = false; 426 private static final boolean DEBUG_INSTANT = Build.IS_DEBUGGABLE; 427 private static final boolean DEBUG_TRIAGED_MISSING = false; 428 private static final boolean DEBUG_APP_DATA = false; 429 430 /** REMOVE. According to Svet, this was only used to reset permissions during development. */ 431 static final boolean CLEAR_RUNTIME_PERMISSIONS_ON_UPGRADE = false; 432 433 private static final boolean HIDE_EPHEMERAL_APIS = false; 434 435 private static final boolean ENABLE_FREE_CACHE_V2 = 436 SystemProperties.getBoolean("fw.free_cache_v2", true); 437 438 private static final int RADIO_UID = Process.PHONE_UID; 439 private static final int LOG_UID = Process.LOG_UID; 440 private static final int NFC_UID = Process.NFC_UID; 441 private static final int BLUETOOTH_UID = Process.BLUETOOTH_UID; 442 private static final int SHELL_UID = Process.SHELL_UID; 443 private static final int SE_UID = Process.SE_UID; 444 445 // Suffix used during package installation when copying/moving 446 // package apks to install directory. 447 private static final String INSTALL_PACKAGE_SUFFIX = "-"; 448 449 static final int SCAN_NO_DEX = 1<<0; 450 static final int SCAN_UPDATE_SIGNATURE = 1<<1; 451 static final int SCAN_NEW_INSTALL = 1<<2; 452 static final int SCAN_UPDATE_TIME = 1<<3; 453 static final int SCAN_BOOTING = 1<<4; 454 static final int SCAN_DELETE_DATA_ON_FAILURES = 1<<6; 455 static final int SCAN_REQUIRE_KNOWN = 1<<7; 456 static final int SCAN_MOVE = 1<<8; 457 static final int SCAN_INITIAL = 1<<9; 458 static final int SCAN_CHECK_ONLY = 1<<10; 459 static final int SCAN_DONT_KILL_APP = 1<<11; 460 static final int SCAN_IGNORE_FROZEN = 1<<12; 461 static final int SCAN_FIRST_BOOT_OR_UPGRADE = 1<<13; 462 static final int SCAN_AS_INSTANT_APP = 1<<14; 463 static final int SCAN_AS_FULL_APP = 1<<15; 464 static final int SCAN_AS_VIRTUAL_PRELOAD = 1<<16; 465 static final int SCAN_AS_SYSTEM = 1<<17; 466 static final int SCAN_AS_PRIVILEGED = 1<<18; 467 static final int SCAN_AS_OEM = 1<<19; 468 static final int SCAN_AS_VENDOR = 1<<20; 469 static final int SCAN_AS_PRODUCT = 1<<21; 470 471 @IntDef(flag = true, prefix = { "SCAN_" }, value = { 472 SCAN_NO_DEX, 473 SCAN_UPDATE_SIGNATURE, 474 SCAN_NEW_INSTALL, 475 SCAN_UPDATE_TIME, 476 SCAN_BOOTING, 477 SCAN_DELETE_DATA_ON_FAILURES, 478 SCAN_REQUIRE_KNOWN, 479 SCAN_MOVE, 480 SCAN_INITIAL, 481 SCAN_CHECK_ONLY, 482 SCAN_DONT_KILL_APP, 483 SCAN_IGNORE_FROZEN, 484 SCAN_FIRST_BOOT_OR_UPGRADE, 485 SCAN_AS_INSTANT_APP, 486 SCAN_AS_FULL_APP, 487 SCAN_AS_VIRTUAL_PRELOAD, 488 }) 489 @Retention(RetentionPolicy.SOURCE) 490 public @interface ScanFlags {} 491 492 private static final String STATIC_SHARED_LIB_DELIMITER = "_"; 493 /** Extension of the compressed packages */ 494 public final static String COMPRESSED_EXTENSION = ".gz"; 495 /** Suffix of stub packages on the system partition */ 496 public final static String STUB_SUFFIX = "-Stub"; 497 498 private static final int[] EMPTY_INT_ARRAY = new int[0]; 499 500 private static final int TYPE_UNKNOWN = 0; 501 private static final int TYPE_ACTIVITY = 1; 502 private static final int TYPE_RECEIVER = 2; 503 private static final int TYPE_SERVICE = 3; 504 private static final int TYPE_PROVIDER = 4; 505 @IntDef(prefix = { "TYPE_" }, value = { 506 TYPE_UNKNOWN, 507 TYPE_ACTIVITY, 508 TYPE_RECEIVER, 509 TYPE_SERVICE, 510 TYPE_PROVIDER, 511 }) 512 @Retention(RetentionPolicy.SOURCE) 513 public @interface ComponentType {} 514 515 /** 516 * Timeout (in milliseconds) after which the watchdog should declare that 517 * our handler thread is wedged. The usual default for such things is one 518 * minute but we sometimes do very lengthy I/O operations on this thread, 519 * such as installing multi-gigabyte applications, so ours needs to be longer. 520 */ 521 static final long WATCHDOG_TIMEOUT = 1000*60*10; // ten minutes 522 523 /** 524 * Wall-clock timeout (in milliseconds) after which we *require* that an fstrim 525 * be run on this device. We use the value in the Settings.Global.MANDATORY_FSTRIM_INTERVAL 526 * settings entry if available, otherwise we use the hardcoded default. If it's been 527 * more than this long since the last fstrim, we force one during the boot sequence. 528 * 529 * This backstops other fstrim scheduling: if the device is alive at midnight+idle, 530 * one gets run at the next available charging+idle time. This final mandatory 531 * no-fstrim check kicks in only of the other scheduling criteria is never met. 532 */ 533 private static final long DEFAULT_MANDATORY_FSTRIM_INTERVAL = 3 * DateUtils.DAY_IN_MILLIS; 534 535 /** 536 * Whether verification is enabled by default. 537 */ 538 private static final boolean DEFAULT_VERIFY_ENABLE = true; 539 540 /** 541 * The default maximum time to wait for the verification agent to return in 542 * milliseconds. 543 */ 544 private static final long DEFAULT_VERIFICATION_TIMEOUT = 10 * 1000; 545 546 /** 547 * The default response for package verification timeout. 548 * 549 * This can be either PackageManager.VERIFICATION_ALLOW or 550 * PackageManager.VERIFICATION_REJECT. 551 */ 552 private static final int DEFAULT_VERIFICATION_RESPONSE = PackageManager.VERIFICATION_ALLOW; 553 554 public static final String PLATFORM_PACKAGE_NAME = "android"; 555 556 static final String DEFAULT_CONTAINER_PACKAGE = "com.android.defcontainer"; 557 558 static final ComponentName DEFAULT_CONTAINER_COMPONENT = new ComponentName( 559 DEFAULT_CONTAINER_PACKAGE, 560 "com.android.defcontainer.DefaultContainerService"); 561 562 private static final String KILL_APP_REASON_GIDS_CHANGED = 563 "permission grant or revoke changed gids"; 564 565 private static final String KILL_APP_REASON_PERMISSIONS_REVOKED = 566 "permissions revoked"; 567 568 private static final String PACKAGE_MIME_TYPE = "application/vnd.android.package-archive"; 569 570 private static final String PACKAGE_SCHEME = "package"; 571 572 private static final String VENDOR_OVERLAY_DIR = "/vendor/overlay"; 573 574 private static final String PRODUCT_OVERLAY_DIR = "/product/overlay"; 575 576 private static final String PROPERTY_NAME_PM_DEXOPT_PRIV_APPS_OOB = "pm.dexopt.priv-apps-oob"; 577 578 /** Canonical intent used to identify what counts as a "web browser" app */ 579 private static final Intent sBrowserIntent; 580 static { 581 sBrowserIntent = new Intent(); 582 sBrowserIntent.setAction(Intent.ACTION_VIEW); 583 sBrowserIntent.addCategory(Intent.CATEGORY_BROWSABLE); 584 sBrowserIntent.setData(Uri.parse("http:")); 585 sBrowserIntent.addFlags(Intent.FLAG_IGNORE_EPHEMERAL); 586 } 587 588 /** 589 * The set of all protected actions [i.e. those actions for which a high priority 590 * intent filter is disallowed]. 591 */ 592 private static final Set<String> PROTECTED_ACTIONS = new ArraySet<>(); 593 static { 594 PROTECTED_ACTIONS.add(Intent.ACTION_SEND); 595 PROTECTED_ACTIONS.add(Intent.ACTION_SENDTO); 596 PROTECTED_ACTIONS.add(Intent.ACTION_SEND_MULTIPLE); 597 PROTECTED_ACTIONS.add(Intent.ACTION_VIEW); 598 } 599 600 // Compilation reasons. 601 public static final int REASON_FIRST_BOOT = 0; 602 public static final int REASON_BOOT = 1; 603 public static final int REASON_INSTALL = 2; 604 public static final int REASON_BACKGROUND_DEXOPT = 3; 605 public static final int REASON_AB_OTA = 4; 606 public static final int REASON_INACTIVE_PACKAGE_DOWNGRADE = 5; 607 public static final int REASON_SHARED = 6; 608 609 public static final int REASON_LAST = REASON_SHARED; 610 611 /** 612 * Version number for the package parser cache. Increment this whenever the format or 613 * extent of cached data changes. See {@code PackageParser#setCacheDir}. 614 */ 615 private static final String PACKAGE_PARSER_CACHE_VERSION = "1"; 616 617 /** 618 * Whether the package parser cache is enabled. 619 */ 620 private static final boolean DEFAULT_PACKAGE_PARSER_CACHE_ENABLED = true; 621 622 /** 623 * Permissions required in order to receive instant application lifecycle broadcasts. 624 */ 625 private static final String[] INSTANT_APP_BROADCAST_PERMISSION = 626 new String[] { android.Manifest.permission.ACCESS_INSTANT_APPS }; 627 628 final ServiceThread mHandlerThread; 629 630 final PackageHandler mHandler; 631 632 private final ProcessLoggingHandler mProcessLoggingHandler; 633 634 /** 635 * Messages for {@link #mHandler} that need to wait for system ready before 636 * being dispatched. 637 */ 638 private ArrayList<Message> mPostSystemReadyMessages; 639 640 final int mSdkVersion = Build.VERSION.SDK_INT; 641 642 final Context mContext; 643 final boolean mFactoryTest; 644 final boolean mOnlyCore; 645 final DisplayMetrics mMetrics; 646 final int mDefParseFlags; 647 final String[] mSeparateProcesses; 648 final boolean mIsUpgrade; 649 final boolean mIsPreNUpgrade; 650 final boolean mIsPreNMR1Upgrade; 651 652 // Have we told the Activity Manager to whitelist the default container service by uid yet? 653 @GuardedBy("mPackages") 654 boolean mDefaultContainerWhitelisted = false; 655 656 @GuardedBy("mPackages") 657 private boolean mDexOptDialogShown; 658 659 // Used for privilege escalation. MUST NOT BE CALLED WITH mPackages 660 // LOCK HELD. Can be called with mInstallLock held. 661 @GuardedBy("mInstallLock") 662 final Installer mInstaller; 663 664 /** Directory where installed applications are stored */ 665 private static final File sAppInstallDir = 666 new File(Environment.getDataDirectory(), "app"); 667 /** Directory where installed application's 32-bit native libraries are copied. */ 668 private static final File sAppLib32InstallDir = 669 new File(Environment.getDataDirectory(), "app-lib"); 670 /** Directory where code and non-resource assets of forward-locked applications are stored */ 671 private static final File sDrmAppPrivateInstallDir = 672 new File(Environment.getDataDirectory(), "app-private"); 673 674 // ---------------------------------------------------------------- 675 676 // Lock for state used when installing and doing other long running 677 // operations. Methods that must be called with this lock held have 678 // the suffix "LI". 679 final Object mInstallLock = new Object(); 680 681 // ---------------------------------------------------------------- 682 683 // Keys are String (package name), values are Package. This also serves 684 // as the lock for the global state. Methods that must be called with 685 // this lock held have the prefix "LP". 686 @GuardedBy("mPackages") 687 final ArrayMap<String, PackageParser.Package> mPackages = 688 new ArrayMap<String, PackageParser.Package>(); 689 690 final ArrayMap<String, Set<String>> mKnownCodebase = 691 new ArrayMap<String, Set<String>>(); 692 693 // Keys are isolated uids and values are the uid of the application 694 // that created the isolated proccess. 695 @GuardedBy("mPackages") 696 final SparseIntArray mIsolatedOwners = new SparseIntArray(); 697 698 /** 699 * Tracks new system packages [received in an OTA] that we expect to 700 * find updated user-installed versions. Keys are package name, values 701 * are package location. 702 */ 703 final private ArrayMap<String, File> mExpectingBetter = new ArrayMap<>(); 704 /** 705 * Tracks high priority intent filters for protected actions. During boot, certain 706 * filter actions are protected and should never be allowed to have a high priority 707 * intent filter for them. However, there is one, and only one exception -- the 708 * setup wizard. It must be able to define a high priority intent filter for these 709 * actions to ensure there are no escapes from the wizard. We need to delay processing 710 * of these during boot as we need to look at all of the system packages in order 711 * to know which component is the setup wizard. 712 */ 713 private final List<PackageParser.ActivityIntentInfo> mProtectedFilters = new ArrayList<>(); 714 /** 715 * Whether or not processing protected filters should be deferred. 716 */ 717 private boolean mDeferProtectedFilters = true; 718 719 /** 720 * Tracks existing system packages prior to receiving an OTA. Keys are package name. 721 */ 722 final private ArraySet<String> mExistingSystemPackages = new ArraySet<>(); 723 /** 724 * Whether or not system app permissions should be promoted from install to runtime. 725 */ 726 boolean mPromoteSystemApps; 727 728 @GuardedBy("mPackages") 729 final Settings mSettings; 730 731 /** 732 * Set of package names that are currently "frozen", which means active 733 * surgery is being done on the code/data for that package. The platform 734 * will refuse to launch frozen packages to avoid race conditions. 735 * 736 * @see PackageFreezer 737 */ 738 @GuardedBy("mPackages") 739 final ArraySet<String> mFrozenPackages = new ArraySet<>(); 740 741 final ProtectedPackages mProtectedPackages; 742 743 @GuardedBy("mLoadedVolumes") 744 final ArraySet<String> mLoadedVolumes = new ArraySet<>(); 745 746 boolean mFirstBoot; 747 748 PackageManagerInternal.ExternalSourcesPolicy mExternalSourcesPolicy; 749 750 @GuardedBy("mAvailableFeatures") 751 final ArrayMap<String, FeatureInfo> mAvailableFeatures; 752 753 private final InstantAppRegistry mInstantAppRegistry; 754 755 @GuardedBy("mPackages") 756 int mChangedPackagesSequenceNumber; 757 /** 758 * List of changed [installed, removed or updated] packages. 759 * mapping from user id -> sequence number -> package name 760 */ 761 @GuardedBy("mPackages") 762 final SparseArray<SparseArray<String>> mChangedPackages = new SparseArray<>(); 763 /** 764 * The sequence number of the last change to a package. 765 * mapping from user id -> package name -> sequence number 766 */ 767 @GuardedBy("mPackages") 768 final SparseArray<Map<String, Integer>> mChangedPackagesSequenceNumbers = new SparseArray<>(); 769 770 @GuardedBy("mPackages") 771 final private ArraySet<PackageListObserver> mPackageListObservers = new ArraySet<>(); 772 773 class PackageParserCallback implements PackageParser.Callback { 774 @Override public final boolean hasFeature(String feature) { 775 return PackageManagerService.this.hasSystemFeature(feature, 0); 776 } 777 778 final List<PackageParser.Package> getStaticOverlayPackagesLocked( 779 Collection<PackageParser.Package> allPackages, String targetPackageName) { 780 List<PackageParser.Package> overlayPackages = null; 781 for (PackageParser.Package p : allPackages) { 782 if (targetPackageName.equals(p.mOverlayTarget) && p.mOverlayIsStatic) { 783 if (overlayPackages == null) { 784 overlayPackages = new ArrayList<PackageParser.Package>(); 785 } 786 overlayPackages.add(p); 787 } 788 } 789 if (overlayPackages != null) { 790 Comparator<PackageParser.Package> cmp = new Comparator<PackageParser.Package>() { 791 public int compare(PackageParser.Package p1, PackageParser.Package p2) { 792 return p1.mOverlayPriority - p2.mOverlayPriority; 793 } 794 }; 795 Collections.sort(overlayPackages, cmp); 796 } 797 return overlayPackages; 798 } 799 800 @GuardedBy("mInstallLock") 801 final String[] getStaticOverlayPathsLocked(Collection<PackageParser.Package> allPackages, 802 String targetPackageName, String targetPath) { 803 if ("android".equals(targetPackageName)) { 804 // Static RROs targeting to "android", ie framework-res.apk, are already applied by 805 // native AssetManager. 806 return null; 807 } 808 List<PackageParser.Package> overlayPackages = 809 getStaticOverlayPackagesLocked(allPackages, targetPackageName); 810 if (overlayPackages == null || overlayPackages.isEmpty()) { 811 return null; 812 } 813 List<String> overlayPathList = null; 814 for (PackageParser.Package overlayPackage : overlayPackages) { 815 if (targetPath == null) { 816 if (overlayPathList == null) { 817 overlayPathList = new ArrayList<String>(); 818 } 819 overlayPathList.add(overlayPackage.baseCodePath); 820 continue; 821 } 822 823 try { 824 // Creates idmaps for system to parse correctly the Android manifest of the 825 // target package. 826 // 827 // OverlayManagerService will update each of them with a correct gid from its 828 // target package app id. 829 mInstaller.idmap(targetPath, overlayPackage.baseCodePath, 830 UserHandle.getSharedAppGid( 831 UserHandle.getUserGid(UserHandle.USER_SYSTEM))); 832 if (overlayPathList == null) { 833 overlayPathList = new ArrayList<String>(); 834 } 835 overlayPathList.add(overlayPackage.baseCodePath); 836 } catch (InstallerException e) { 837 Slog.e(TAG, "Failed to generate idmap for " + targetPath + " and " + 838 overlayPackage.baseCodePath); 839 } 840 } 841 return overlayPathList == null ? null : overlayPathList.toArray(new String[0]); 842 } 843 844 String[] getStaticOverlayPaths(String targetPackageName, String targetPath) { 845 synchronized (mPackages) { 846 return getStaticOverlayPathsLocked( 847 mPackages.values(), targetPackageName, targetPath); 848 } 849 } 850 851 @Override public final String[] getOverlayApks(String targetPackageName) { 852 return getStaticOverlayPaths(targetPackageName, null); 853 } 854 855 @Override public final String[] getOverlayPaths(String targetPackageName, 856 String targetPath) { 857 return getStaticOverlayPaths(targetPackageName, targetPath); 858 } 859 } 860 861 class ParallelPackageParserCallback extends PackageParserCallback { 862 List<PackageParser.Package> mOverlayPackages = null; 863 864 void findStaticOverlayPackages() { 865 synchronized (mPackages) { 866 for (PackageParser.Package p : mPackages.values()) { 867 if (p.mOverlayIsStatic) { 868 if (mOverlayPackages == null) { 869 mOverlayPackages = new ArrayList<PackageParser.Package>(); 870 } 871 mOverlayPackages.add(p); 872 } 873 } 874 } 875 } 876 877 @Override 878 synchronized String[] getStaticOverlayPaths(String targetPackageName, String targetPath) { 879 // We can trust mOverlayPackages without holding mPackages because package uninstall 880 // can't happen while running parallel parsing. 881 // Moreover holding mPackages on each parsing thread causes dead-lock. 882 return mOverlayPackages == null ? null : 883 getStaticOverlayPathsLocked(mOverlayPackages, targetPackageName, targetPath); 884 } 885 } 886 887 final PackageParser.Callback mPackageParserCallback = new PackageParserCallback(); 888 final ParallelPackageParserCallback mParallelPackageParserCallback = 889 new ParallelPackageParserCallback(); 890 891 public static final class SharedLibraryEntry { 892 public final @Nullable String path; 893 public final @Nullable String apk; 894 public final @NonNull SharedLibraryInfo info; 895 896 SharedLibraryEntry(String _path, String _apk, String name, long version, int type, 897 String declaringPackageName, long declaringPackageVersionCode) { 898 path = _path; 899 apk = _apk; 900 info = new SharedLibraryInfo(name, version, type, new VersionedPackage( 901 declaringPackageName, declaringPackageVersionCode), null); 902 } 903 } 904 905 // Currently known shared libraries. 906 final ArrayMap<String, LongSparseArray<SharedLibraryEntry>> mSharedLibraries = new ArrayMap<>(); 907 final ArrayMap<String, LongSparseArray<SharedLibraryEntry>> mStaticLibsByDeclaringPackage = 908 new ArrayMap<>(); 909 910 // All available activities, for your resolving pleasure. 911 final ActivityIntentResolver mActivities = 912 new ActivityIntentResolver(); 913 914 // All available receivers, for your resolving pleasure. 915 final ActivityIntentResolver mReceivers = 916 new ActivityIntentResolver(); 917 918 // All available services, for your resolving pleasure. 919 final ServiceIntentResolver mServices = new ServiceIntentResolver(); 920 921 // All available providers, for your resolving pleasure. 922 final ProviderIntentResolver mProviders = new ProviderIntentResolver(); 923 924 // Mapping from provider base names (first directory in content URI codePath) 925 // to the provider information. 926 final ArrayMap<String, PackageParser.Provider> mProvidersByAuthority = 927 new ArrayMap<String, PackageParser.Provider>(); 928 929 // Mapping from instrumentation class names to info about them. 930 final ArrayMap<ComponentName, PackageParser.Instrumentation> mInstrumentation = 931 new ArrayMap<ComponentName, PackageParser.Instrumentation>(); 932 933 // Packages whose data we have transfered into another package, thus 934 // should no longer exist. 935 final ArraySet<String> mTransferedPackages = new ArraySet<String>(); 936 937 // Broadcast actions that are only available to the system. 938 @GuardedBy("mProtectedBroadcasts") 939 final ArraySet<String> mProtectedBroadcasts = new ArraySet<>(); 940 941 /** List of packages waiting for verification. */ 942 final SparseArray<PackageVerificationState> mPendingVerification 943 = new SparseArray<PackageVerificationState>(); 944 945 final PackageInstallerService mInstallerService; 946 947 final ArtManagerService mArtManagerService; 948 949 private final PackageDexOptimizer mPackageDexOptimizer; 950 // DexManager handles the usage of dex files (e.g. secondary files, whether or not a package 951 // is used by other apps). 952 private final DexManager mDexManager; 953 954 private AtomicInteger mNextMoveId = new AtomicInteger(); 955 private final MoveCallbacks mMoveCallbacks; 956 957 private final OnPermissionChangeListeners mOnPermissionChangeListeners; 958 959 // Cache of users who need badging. 960 SparseBooleanArray mUserNeedsBadging = new SparseBooleanArray(); 961 962 /** Token for keys in mPendingVerification. */ 963 private int mPendingVerificationToken = 0; 964 965 volatile boolean mSystemReady; 966 volatile boolean mSafeMode; 967 volatile boolean mHasSystemUidErrors; 968 private volatile boolean mWebInstantAppsDisabled; 969 970 ApplicationInfo mAndroidApplication; 971 final ActivityInfo mResolveActivity = new ActivityInfo(); 972 final ResolveInfo mResolveInfo = new ResolveInfo(); 973 ComponentName mResolveComponentName; 974 PackageParser.Package mPlatformPackage; 975 ComponentName mCustomResolverComponentName; 976 977 boolean mResolverReplaced = false; 978 979 private final @Nullable ComponentName mIntentFilterVerifierComponent; 980 private final @Nullable IntentFilterVerifier<ActivityIntentInfo> mIntentFilterVerifier; 981 982 private int mIntentFilterVerificationToken = 0; 983 984 /** The service connection to the ephemeral resolver */ 985 final InstantAppResolverConnection mInstantAppResolverConnection; 986 /** Component used to show resolver settings for Instant Apps */ 987 final ComponentName mInstantAppResolverSettingsComponent; 988 989 /** Activity used to install instant applications */ 990 ActivityInfo mInstantAppInstallerActivity; 991 final ResolveInfo mInstantAppInstallerInfo = new ResolveInfo(); 992 993 final SparseArray<IntentFilterVerificationState> mIntentFilterVerificationStates 994 = new SparseArray<IntentFilterVerificationState>(); 995 996 // TODO remove this and go through mPermissonManager directly 997 final DefaultPermissionGrantPolicy mDefaultPermissionPolicy; 998 private final PermissionManagerInternal mPermissionManager; 999 1000 // List of packages names to keep cached, even if they are uninstalled for all users 1001 private List<String> mKeepUninstalledPackages; 1002 1003 private UserManagerInternal mUserManagerInternal; 1004 private ActivityManagerInternal mActivityManagerInternal; 1005 1006 private DeviceIdleController.LocalService mDeviceIdleController; 1007 1008 private File mCacheDir; 1009 1010 private Future<?> mPrepareAppDataFuture; 1011 1012 private static class IFVerificationParams { 1013 PackageParser.Package pkg; 1014 boolean replacing; 1015 int userId; 1016 int verifierUid; 1017 1018 public IFVerificationParams(PackageParser.Package _pkg, boolean _replacing, 1019 int _userId, int _verifierUid) { 1020 pkg = _pkg; 1021 replacing = _replacing; 1022 userId = _userId; 1023 replacing = _replacing; 1024 verifierUid = _verifierUid; 1025 } 1026 } 1027 1028 private interface IntentFilterVerifier<T extends IntentFilter> { 1029 boolean addOneIntentFilterVerification(int verifierId, int userId, int verificationId, 1030 T filter, String packageName); 1031 void startVerifications(int userId); 1032 void receiveVerificationResponse(int verificationId); 1033 } 1034 1035 private class IntentVerifierProxy implements IntentFilterVerifier<ActivityIntentInfo> { 1036 private Context mContext; 1037 private ComponentName mIntentFilterVerifierComponent; 1038 private ArrayList<Integer> mCurrentIntentFilterVerifications = new ArrayList<Integer>(); 1039 1040 public IntentVerifierProxy(Context context, ComponentName verifierComponent) { 1041 mContext = context; 1042 mIntentFilterVerifierComponent = verifierComponent; 1043 } 1044 1045 private String getDefaultScheme() { 1046 return IntentFilter.SCHEME_HTTPS; 1047 } 1048 1049 @Override 1050 public void startVerifications(int userId) { 1051 // Launch verifications requests 1052 int count = mCurrentIntentFilterVerifications.size(); 1053 for (int n=0; n<count; n++) { 1054 int verificationId = mCurrentIntentFilterVerifications.get(n); 1055 final IntentFilterVerificationState ivs = 1056 mIntentFilterVerificationStates.get(verificationId); 1057 1058 String packageName = ivs.getPackageName(); 1059 1060 ArrayList<PackageParser.ActivityIntentInfo> filters = ivs.getFilters(); 1061 final int filterCount = filters.size(); 1062 ArraySet<String> domainsSet = new ArraySet<>(); 1063 for (int m=0; m<filterCount; m++) { 1064 PackageParser.ActivityIntentInfo filter = filters.get(m); 1065 domainsSet.addAll(filter.getHostsList()); 1066 } 1067 synchronized (mPackages) { 1068 if (mSettings.createIntentFilterVerificationIfNeededLPw( 1069 packageName, domainsSet) != null) { 1070 scheduleWriteSettingsLocked(); 1071 } 1072 } 1073 sendVerificationRequest(verificationId, ivs); 1074 } 1075 mCurrentIntentFilterVerifications.clear(); 1076 } 1077 1078 private void sendVerificationRequest(int verificationId, IntentFilterVerificationState ivs) { 1079 Intent verificationIntent = new Intent(Intent.ACTION_INTENT_FILTER_NEEDS_VERIFICATION); 1080 verificationIntent.putExtra( 1081 PackageManager.EXTRA_INTENT_FILTER_VERIFICATION_ID, 1082 verificationId); 1083 verificationIntent.putExtra( 1084 PackageManager.EXTRA_INTENT_FILTER_VERIFICATION_URI_SCHEME, 1085 getDefaultScheme()); 1086 verificationIntent.putExtra( 1087 PackageManager.EXTRA_INTENT_FILTER_VERIFICATION_HOSTS, 1088 ivs.getHostsString()); 1089 verificationIntent.putExtra( 1090 PackageManager.EXTRA_INTENT_FILTER_VERIFICATION_PACKAGE_NAME, 1091 ivs.getPackageName()); 1092 verificationIntent.setComponent(mIntentFilterVerifierComponent); 1093 verificationIntent.addFlags(Intent.FLAG_RECEIVER_FOREGROUND); 1094 1095 DeviceIdleController.LocalService idleController = getDeviceIdleController(); 1096 idleController.addPowerSaveTempWhitelistApp(Process.myUid(), 1097 mIntentFilterVerifierComponent.getPackageName(), getVerificationTimeout(), 1098 UserHandle.USER_SYSTEM, true, "intent filter verifier"); 1099 1100 mContext.sendBroadcastAsUser(verificationIntent, UserHandle.SYSTEM); 1101 if (DEBUG_DOMAIN_VERIFICATION) Slog.d(TAG, 1102 "Sending IntentFilter verification broadcast"); 1103 } 1104 1105 public void receiveVerificationResponse(int verificationId) { 1106 IntentFilterVerificationState ivs = mIntentFilterVerificationStates.get(verificationId); 1107 1108 final boolean verified = ivs.isVerified(); 1109 1110 ArrayList<PackageParser.ActivityIntentInfo> filters = ivs.getFilters(); 1111 final int count = filters.size(); 1112 if (DEBUG_DOMAIN_VERIFICATION) { 1113 Slog.i(TAG, "Received verification response " + verificationId 1114 + " for " + count + " filters, verified=" + verified); 1115 } 1116 for (int n=0; n<count; n++) { 1117 PackageParser.ActivityIntentInfo filter = filters.get(n); 1118 filter.setVerified(verified); 1119 1120 if (DEBUG_DOMAIN_VERIFICATION) Slog.d(TAG, "IntentFilter " + filter.toString() 1121 + " verified with result:" + verified + " and hosts:" 1122 + ivs.getHostsString()); 1123 } 1124 1125 mIntentFilterVerificationStates.remove(verificationId); 1126 1127 final String packageName = ivs.getPackageName(); 1128 IntentFilterVerificationInfo ivi = null; 1129 1130 synchronized (mPackages) { 1131 ivi = mSettings.getIntentFilterVerificationLPr(packageName); 1132 } 1133 if (ivi == null) { 1134 Slog.w(TAG, "IntentFilterVerificationInfo not found for verificationId:" 1135 + verificationId + " packageName:" + packageName); 1136 return; 1137 } 1138 if (DEBUG_DOMAIN_VERIFICATION) Slog.d(TAG, 1139 "Updating IntentFilterVerificationInfo for package " + packageName 1140 +" verificationId:" + verificationId); 1141 1142 synchronized (mPackages) { 1143 if (verified) { 1144 ivi.setStatus(INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_ALWAYS); 1145 } else { 1146 ivi.setStatus(INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_ASK); 1147 } 1148 scheduleWriteSettingsLocked(); 1149 1150 final int userId = ivs.getUserId(); 1151 if (userId != UserHandle.USER_ALL) { 1152 final int userStatus = 1153 mSettings.getIntentFilterVerificationStatusLPr(packageName, userId); 1154 1155 int updatedStatus = INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_UNDEFINED; 1156 boolean needUpdate = false; 1157 1158 // We cannot override the STATUS_ALWAYS / STATUS_NEVER states if they have 1159 // already been set by the User thru the Disambiguation dialog 1160 switch (userStatus) { 1161 case INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_UNDEFINED: 1162 if (verified) { 1163 updatedStatus = INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_ALWAYS; 1164 } else { 1165 updatedStatus = INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_ASK; 1166 } 1167 needUpdate = true; 1168 break; 1169 1170 case INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_ASK: 1171 if (verified) { 1172 updatedStatus = INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_ALWAYS; 1173 needUpdate = true; 1174 } 1175 break; 1176 1177 default: 1178 // Nothing to do 1179 } 1180 1181 if (needUpdate) { 1182 mSettings.updateIntentFilterVerificationStatusLPw( 1183 packageName, updatedStatus, userId); 1184 scheduleWritePackageRestrictionsLocked(userId); 1185 } 1186 } 1187 } 1188 } 1189 1190 @Override 1191 public boolean addOneIntentFilterVerification(int verifierUid, int userId, int verificationId, 1192 ActivityIntentInfo filter, String packageName) { 1193 if (!hasValidDomains(filter)) { 1194 return false; 1195 } 1196 IntentFilterVerificationState ivs = mIntentFilterVerificationStates.get(verificationId); 1197 if (ivs == null) { 1198 ivs = createDomainVerificationState(verifierUid, userId, verificationId, 1199 packageName); 1200 } 1201 if (DEBUG_DOMAIN_VERIFICATION) { 1202 Slog.d(TAG, "Adding verification filter for " + packageName + ": " + filter); 1203 } 1204 ivs.addFilter(filter); 1205 return true; 1206 } 1207 1208 private IntentFilterVerificationState createDomainVerificationState(int verifierUid, 1209 int userId, int verificationId, String packageName) { 1210 IntentFilterVerificationState ivs = new IntentFilterVerificationState( 1211 verifierUid, userId, packageName); 1212 ivs.setPendingState(); 1213 synchronized (mPackages) { 1214 mIntentFilterVerificationStates.append(verificationId, ivs); 1215 mCurrentIntentFilterVerifications.add(verificationId); 1216 } 1217 return ivs; 1218 } 1219 } 1220 1221 private static boolean hasValidDomains(ActivityIntentInfo filter) { 1222 return filter.hasCategory(Intent.CATEGORY_BROWSABLE) 1223 && (filter.hasDataScheme(IntentFilter.SCHEME_HTTP) || 1224 filter.hasDataScheme(IntentFilter.SCHEME_HTTPS)); 1225 } 1226 1227 // Set of pending broadcasts for aggregating enable/disable of components. 1228 static class PendingPackageBroadcasts { 1229 // for each user id, a map of <package name -> components within that package> 1230 final SparseArray<ArrayMap<String, ArrayList<String>>> mUidMap; 1231 1232 public PendingPackageBroadcasts() { 1233 mUidMap = new SparseArray<ArrayMap<String, ArrayList<String>>>(2); 1234 } 1235 1236 public ArrayList<String> get(int userId, String packageName) { 1237 ArrayMap<String, ArrayList<String>> packages = getOrAllocate(userId); 1238 return packages.get(packageName); 1239 } 1240 1241 public void put(int userId, String packageName, ArrayList<String> components) { 1242 ArrayMap<String, ArrayList<String>> packages = getOrAllocate(userId); 1243 packages.put(packageName, components); 1244 } 1245 1246 public void remove(int userId, String packageName) { 1247 ArrayMap<String, ArrayList<String>> packages = mUidMap.get(userId); 1248 if (packages != null) { 1249 packages.remove(packageName); 1250 } 1251 } 1252 1253 public void remove(int userId) { 1254 mUidMap.remove(userId); 1255 } 1256 1257 public int userIdCount() { 1258 return mUidMap.size(); 1259 } 1260 1261 public int userIdAt(int n) { 1262 return mUidMap.keyAt(n); 1263 } 1264 1265 public ArrayMap<String, ArrayList<String>> packagesForUserId(int userId) { 1266 return mUidMap.get(userId); 1267 } 1268 1269 public int size() { 1270 // total number of pending broadcast entries across all userIds 1271 int num = 0; 1272 for (int i = 0; i< mUidMap.size(); i++) { 1273 num += mUidMap.valueAt(i).size(); 1274 } 1275 return num; 1276 } 1277 1278 public void clear() { 1279 mUidMap.clear(); 1280 } 1281 1282 private ArrayMap<String, ArrayList<String>> getOrAllocate(int userId) { 1283 ArrayMap<String, ArrayList<String>> map = mUidMap.get(userId); 1284 if (map == null) { 1285 map = new ArrayMap<String, ArrayList<String>>(); 1286 mUidMap.put(userId, map); 1287 } 1288 return map; 1289 } 1290 } 1291 final PendingPackageBroadcasts mPendingBroadcasts = new PendingPackageBroadcasts(); 1292 1293 // Service Connection to remote media container service to copy 1294 // package uri's from external media onto secure containers 1295 // or internal storage. 1296 private IMediaContainerService mContainerService = null; 1297 1298 static final int SEND_PENDING_BROADCAST = 1; 1299 static final int MCS_BOUND = 3; 1300 static final int END_COPY = 4; 1301 static final int INIT_COPY = 5; 1302 static final int MCS_UNBIND = 6; 1303 static final int START_CLEANING_PACKAGE = 7; 1304 static final int FIND_INSTALL_LOC = 8; 1305 static final int POST_INSTALL = 9; 1306 static final int MCS_RECONNECT = 10; 1307 static final int MCS_GIVE_UP = 11; 1308 static final int WRITE_SETTINGS = 13; 1309 static final int WRITE_PACKAGE_RESTRICTIONS = 14; 1310 static final int PACKAGE_VERIFIED = 15; 1311 static final int CHECK_PENDING_VERIFICATION = 16; 1312 static final int START_INTENT_FILTER_VERIFICATIONS = 17; 1313 static final int INTENT_FILTER_VERIFIED = 18; 1314 static final int WRITE_PACKAGE_LIST = 19; 1315 static final int INSTANT_APP_RESOLUTION_PHASE_TWO = 20; 1316 1317 static final int WRITE_SETTINGS_DELAY = 10*1000; // 10 seconds 1318 1319 // Delay time in millisecs 1320 static final int BROADCAST_DELAY = 10 * 1000; 1321 1322 private static final long DEFAULT_UNUSED_STATIC_SHARED_LIB_MIN_CACHE_PERIOD = 1323 2 * 60 * 60 * 1000L; /* two hours */ 1324 1325 static UserManagerService sUserManager; 1326 1327 // Stores a list of users whose package restrictions file needs to be updated 1328 private ArraySet<Integer> mDirtyUsers = new ArraySet<Integer>(); 1329 1330 final private DefaultContainerConnection mDefContainerConn = 1331 new DefaultContainerConnection(); 1332 class DefaultContainerConnection implements ServiceConnection { 1333 public void onServiceConnected(ComponentName name, IBinder service) { 1334 if (DEBUG_SD_INSTALL) Log.i(TAG, "onServiceConnected"); 1335 final IMediaContainerService imcs = IMediaContainerService.Stub 1336 .asInterface(Binder.allowBlocking(service)); 1337 mHandler.sendMessage(mHandler.obtainMessage(MCS_BOUND, imcs)); 1338 } 1339 1340 public void onServiceDisconnected(ComponentName name) { 1341 if (DEBUG_SD_INSTALL) Log.i(TAG, "onServiceDisconnected"); 1342 } 1343 } 1344 1345 // Recordkeeping of restore-after-install operations that are currently in flight 1346 // between the Package Manager and the Backup Manager 1347 static class PostInstallData { 1348 public InstallArgs args; 1349 public PackageInstalledInfo res; 1350 1351 PostInstallData(InstallArgs _a, PackageInstalledInfo _r) { 1352 args = _a; 1353 res = _r; 1354 } 1355 } 1356 1357 final SparseArray<PostInstallData> mRunningInstalls = new SparseArray<PostInstallData>(); 1358 int mNextInstallToken = 1; // nonzero; will be wrapped back to 1 when ++ overflows 1359 1360 // XML tags for backup/restore of various bits of state 1361 private static final String TAG_PREFERRED_BACKUP = "pa"; 1362 private static final String TAG_DEFAULT_APPS = "da"; 1363 private static final String TAG_INTENT_FILTER_VERIFICATION = "iv"; 1364 1365 private static final String TAG_PERMISSION_BACKUP = "perm-grant-backup"; 1366 private static final String TAG_ALL_GRANTS = "rt-grants"; 1367 private static final String TAG_GRANT = "grant"; 1368 private static final String ATTR_PACKAGE_NAME = "pkg"; 1369 1370 private static final String TAG_PERMISSION = "perm"; 1371 private static final String ATTR_PERMISSION_NAME = "name"; 1372 private static final String ATTR_IS_GRANTED = "g"; 1373 private static final String ATTR_USER_SET = "set"; 1374 private static final String ATTR_USER_FIXED = "fixed"; 1375 private static final String ATTR_REVOKE_ON_UPGRADE = "rou"; 1376 1377 // System/policy permission grants are not backed up 1378 private static final int SYSTEM_RUNTIME_GRANT_MASK = 1379 FLAG_PERMISSION_POLICY_FIXED 1380 | FLAG_PERMISSION_SYSTEM_FIXED 1381 | FLAG_PERMISSION_GRANTED_BY_DEFAULT; 1382 1383 // And we back up these user-adjusted states 1384 private static final int USER_RUNTIME_GRANT_MASK = 1385 FLAG_PERMISSION_USER_SET 1386 | FLAG_PERMISSION_USER_FIXED 1387 | FLAG_PERMISSION_REVOKE_ON_UPGRADE; 1388 1389 final @Nullable String mRequiredVerifierPackage; 1390 final @NonNull String mRequiredInstallerPackage; 1391 final @NonNull String mRequiredUninstallerPackage; 1392 final @Nullable String mSetupWizardPackage; 1393 final @Nullable String mStorageManagerPackage; 1394 final @NonNull String mServicesSystemSharedLibraryPackageName; 1395 final @NonNull String mSharedSystemSharedLibraryPackageName; 1396 1397 private final PackageUsage mPackageUsage = new PackageUsage(); 1398 private final CompilerStats mCompilerStats = new CompilerStats(); 1399 1400 class PackageHandler extends Handler { 1401 private boolean mBound = false; 1402 final ArrayList<HandlerParams> mPendingInstalls = 1403 new ArrayList<HandlerParams>(); 1404 1405 private boolean connectToService() { 1406 if (DEBUG_SD_INSTALL) Log.i(TAG, "Trying to bind to" + 1407 " DefaultContainerService"); 1408 Intent service = new Intent().setComponent(DEFAULT_CONTAINER_COMPONENT); 1409 Process.setThreadPriority(Process.THREAD_PRIORITY_DEFAULT); 1410 if (mContext.bindServiceAsUser(service, mDefContainerConn, 1411 Context.BIND_AUTO_CREATE, UserHandle.SYSTEM)) { 1412 Process.setThreadPriority(Process.THREAD_PRIORITY_BACKGROUND); 1413 mBound = true; 1414 return true; 1415 } 1416 Process.setThreadPriority(Process.THREAD_PRIORITY_BACKGROUND); 1417 return false; 1418 } 1419 1420 private void disconnectService() { 1421 mContainerService = null; 1422 mBound = false; 1423 Process.setThreadPriority(Process.THREAD_PRIORITY_DEFAULT); 1424 mContext.unbindService(mDefContainerConn); 1425 Process.setThreadPriority(Process.THREAD_PRIORITY_BACKGROUND); 1426 } 1427 1428 PackageHandler(Looper looper) { 1429 super(looper); 1430 } 1431 1432 public void handleMessage(Message msg) { 1433 try { 1434 doHandleMessage(msg); 1435 } finally { 1436 Process.setThreadPriority(Process.THREAD_PRIORITY_BACKGROUND); 1437 } 1438 } 1439 1440 void doHandleMessage(Message msg) { 1441 switch (msg.what) { 1442 case INIT_COPY: { 1443 HandlerParams params = (HandlerParams) msg.obj; 1444 int idx = mPendingInstalls.size(); 1445 if (DEBUG_INSTALL) Slog.i(TAG, "init_copy idx=" + idx + ": " + params); 1446 // If a bind was already initiated we dont really 1447 // need to do anything. The pending install 1448 // will be processed later on. 1449 if (!mBound) { 1450 Trace.asyncTraceBegin(TRACE_TAG_PACKAGE_MANAGER, "bindingMCS", 1451 System.identityHashCode(mHandler)); 1452 // If this is the only one pending we might 1453 // have to bind to the service again. 1454 if (!connectToService()) { 1455 Slog.e(TAG, "Failed to bind to media container service"); 1456 params.serviceError(); 1457 Trace.asyncTraceEnd(TRACE_TAG_PACKAGE_MANAGER, "bindingMCS", 1458 System.identityHashCode(mHandler)); 1459 if (params.traceMethod != null) { 1460 Trace.asyncTraceEnd(TRACE_TAG_PACKAGE_MANAGER, params.traceMethod, 1461 params.traceCookie); 1462 } 1463 return; 1464 } else { 1465 // Once we bind to the service, the first 1466 // pending request will be processed. 1467 mPendingInstalls.add(idx, params); 1468 } 1469 } else { 1470 mPendingInstalls.add(idx, params); 1471 // Already bound to the service. Just make 1472 // sure we trigger off processing the first request. 1473 if (idx == 0) { 1474 mHandler.sendEmptyMessage(MCS_BOUND); 1475 } 1476 } 1477 break; 1478 } 1479 case MCS_BOUND: { 1480 if (DEBUG_INSTALL) Slog.i(TAG, "mcs_bound"); 1481 if (msg.obj != null) { 1482 mContainerService = (IMediaContainerService) msg.obj; 1483 Trace.asyncTraceEnd(TRACE_TAG_PACKAGE_MANAGER, "bindingMCS", 1484 System.identityHashCode(mHandler)); 1485 } 1486 if (mContainerService == null) { 1487 if (!mBound) { 1488 // Something seriously wrong since we are not bound and we are not 1489 // waiting for connection. Bail out. 1490 Slog.e(TAG, "Cannot bind to media container service"); 1491 for (HandlerParams params : mPendingInstalls) { 1492 // Indicate service bind error 1493 params.serviceError(); 1494 Trace.asyncTraceEnd(TRACE_TAG_PACKAGE_MANAGER, "queueInstall", 1495 System.identityHashCode(params)); 1496 if (params.traceMethod != null) { 1497 Trace.asyncTraceEnd(TRACE_TAG_PACKAGE_MANAGER, 1498 params.traceMethod, params.traceCookie); 1499 } 1500 return; 1501 } 1502 mPendingInstalls.clear(); 1503 } else { 1504 Slog.w(TAG, "Waiting to connect to media container service"); 1505 } 1506 } else if (mPendingInstalls.size() > 0) { 1507 HandlerParams params = mPendingInstalls.get(0); 1508 if (params != null) { 1509 Trace.asyncTraceEnd(TRACE_TAG_PACKAGE_MANAGER, "queueInstall", 1510 System.identityHashCode(params)); 1511 Trace.traceBegin(TRACE_TAG_PACKAGE_MANAGER, "startCopy"); 1512 if (params.startCopy()) { 1513 // We are done... look for more work or to 1514 // go idle. 1515 if (DEBUG_SD_INSTALL) Log.i(TAG, 1516 "Checking for more work or unbind..."); 1517 // Delete pending install 1518 if (mPendingInstalls.size() > 0) { 1519 mPendingInstalls.remove(0); 1520 } 1521 if (mPendingInstalls.size() == 0) { 1522 if (mBound) { 1523 if (DEBUG_SD_INSTALL) Log.i(TAG, 1524 "Posting delayed MCS_UNBIND"); 1525 removeMessages(MCS_UNBIND); 1526 Message ubmsg = obtainMessage(MCS_UNBIND); 1527 // Unbind after a little delay, to avoid 1528 // continual thrashing. 1529 sendMessageDelayed(ubmsg, 10000); 1530 } 1531 } else { 1532 // There are more pending requests in queue. 1533 // Just post MCS_BOUND message to trigger processing 1534 // of next pending install. 1535 if (DEBUG_SD_INSTALL) Log.i(TAG, 1536 "Posting MCS_BOUND for next work"); 1537 mHandler.sendEmptyMessage(MCS_BOUND); 1538 } 1539 } 1540 Trace.traceEnd(TRACE_TAG_PACKAGE_MANAGER); 1541 } 1542 } else { 1543 // Should never happen ideally. 1544 Slog.w(TAG, "Empty queue"); 1545 } 1546 break; 1547 } 1548 case MCS_RECONNECT: { 1549 if (DEBUG_INSTALL) Slog.i(TAG, "mcs_reconnect"); 1550 if (mPendingInstalls.size() > 0) { 1551 if (mBound) { 1552 disconnectService(); 1553 } 1554 if (!connectToService()) { 1555 Slog.e(TAG, "Failed to bind to media container service"); 1556 for (HandlerParams params : mPendingInstalls) { 1557 // Indicate service bind error 1558 params.serviceError(); 1559 Trace.asyncTraceEnd(TRACE_TAG_PACKAGE_MANAGER, "queueInstall", 1560 System.identityHashCode(params)); 1561 } 1562 mPendingInstalls.clear(); 1563 } 1564 } 1565 break; 1566 } 1567 case MCS_UNBIND: { 1568 // If there is no actual work left, then time to unbind. 1569 if (DEBUG_INSTALL) Slog.i(TAG, "mcs_unbind"); 1570 1571 if (mPendingInstalls.size() == 0 && mPendingVerification.size() == 0) { 1572 if (mBound) { 1573 if (DEBUG_INSTALL) Slog.i(TAG, "calling disconnectService()"); 1574 1575 disconnectService(); 1576 } 1577 } else if (mPendingInstalls.size() > 0) { 1578 // There are more pending requests in queue. 1579 // Just post MCS_BOUND message to trigger processing 1580 // of next pending install. 1581 mHandler.sendEmptyMessage(MCS_BOUND); 1582 } 1583 1584 break; 1585 } 1586 case MCS_GIVE_UP: { 1587 if (DEBUG_INSTALL) Slog.i(TAG, "mcs_giveup too many retries"); 1588 HandlerParams params = mPendingInstalls.remove(0); 1589 Trace.asyncTraceEnd(TRACE_TAG_PACKAGE_MANAGER, "queueInstall", 1590 System.identityHashCode(params)); 1591 break; 1592 } 1593 case SEND_PENDING_BROADCAST: { 1594 String packages[]; 1595 ArrayList<String> components[]; 1596 int size = 0; 1597 int uids[]; 1598 Process.setThreadPriority(Process.THREAD_PRIORITY_DEFAULT); 1599 synchronized (mPackages) { 1600 if (mPendingBroadcasts == null) { 1601 return; 1602 } 1603 size = mPendingBroadcasts.size(); 1604 if (size <= 0) { 1605 // Nothing to be done. Just return 1606 return; 1607 } 1608 packages = new String[size]; 1609 components = new ArrayList[size]; 1610 uids = new int[size]; 1611 int i = 0; // filling out the above arrays 1612 1613 for (int n = 0; n < mPendingBroadcasts.userIdCount(); n++) { 1614 int packageUserId = mPendingBroadcasts.userIdAt(n); 1615 Iterator<Map.Entry<String, ArrayList<String>>> it 1616 = mPendingBroadcasts.packagesForUserId(packageUserId) 1617 .entrySet().iterator(); 1618 while (it.hasNext() && i < size) { 1619 Map.Entry<String, ArrayList<String>> ent = it.next(); 1620 packages[i] = ent.getKey(); 1621 components[i] = ent.getValue(); 1622 PackageSetting ps = mSettings.mPackages.get(ent.getKey()); 1623 uids[i] = (ps != null) 1624 ? UserHandle.getUid(packageUserId, ps.appId) 1625 : -1; 1626 i++; 1627 } 1628 } 1629 size = i; 1630 mPendingBroadcasts.clear(); 1631 } 1632 // Send broadcasts 1633 for (int i = 0; i < size; i++) { 1634 sendPackageChangedBroadcast(packages[i], true, components[i], uids[i]); 1635 } 1636 Process.setThreadPriority(Process.THREAD_PRIORITY_BACKGROUND); 1637 break; 1638 } 1639 case START_CLEANING_PACKAGE: { 1640 Process.setThreadPriority(Process.THREAD_PRIORITY_DEFAULT); 1641 final String packageName = (String)msg.obj; 1642 final int userId = msg.arg1; 1643 final boolean andCode = msg.arg2 != 0; 1644 synchronized (mPackages) { 1645 if (userId == UserHandle.USER_ALL) { 1646 int[] users = sUserManager.getUserIds(); 1647 for (int user : users) { 1648 mSettings.addPackageToCleanLPw( 1649 new PackageCleanItem(user, packageName, andCode)); 1650 } 1651 } else { 1652 mSettings.addPackageToCleanLPw( 1653 new PackageCleanItem(userId, packageName, andCode)); 1654 } 1655 } 1656 Process.setThreadPriority(Process.THREAD_PRIORITY_BACKGROUND); 1657 startCleaningPackages(); 1658 } break; 1659 case POST_INSTALL: { 1660 if (DEBUG_INSTALL) Log.v(TAG, "Handling post-install for " + msg.arg1); 1661 1662 PostInstallData data = mRunningInstalls.get(msg.arg1); 1663 final boolean didRestore = (msg.arg2 != 0); 1664 mRunningInstalls.delete(msg.arg1); 1665 1666 if (data != null) { 1667 InstallArgs args = data.args; 1668 PackageInstalledInfo parentRes = data.res; 1669 1670 final boolean grantPermissions = (args.installFlags 1671 & PackageManager.INSTALL_GRANT_RUNTIME_PERMISSIONS) != 0; 1672 final boolean killApp = (args.installFlags 1673 & PackageManager.INSTALL_DONT_KILL_APP) == 0; 1674 final boolean virtualPreload = ((args.installFlags 1675 & PackageManager.INSTALL_VIRTUAL_PRELOAD) != 0); 1676 final String[] grantedPermissions = args.installGrantPermissions; 1677 1678 // Handle the parent package 1679 handlePackagePostInstall(parentRes, grantPermissions, killApp, 1680 virtualPreload, grantedPermissions, didRestore, 1681 args.installerPackageName, args.observer); 1682 1683 // Handle the child packages 1684 final int childCount = (parentRes.addedChildPackages != null) 1685 ? parentRes.addedChildPackages.size() : 0; 1686 for (int i = 0; i < childCount; i++) { 1687 PackageInstalledInfo childRes = parentRes.addedChildPackages.valueAt(i); 1688 handlePackagePostInstall(childRes, grantPermissions, killApp, 1689 virtualPreload, grantedPermissions, false /*didRestore*/, 1690 args.installerPackageName, args.observer); 1691 } 1692 1693 // Log tracing if needed 1694 if (args.traceMethod != null) { 1695 Trace.asyncTraceEnd(TRACE_TAG_PACKAGE_MANAGER, args.traceMethod, 1696 args.traceCookie); 1697 } 1698 } else { 1699 Slog.e(TAG, "Bogus post-install token " + msg.arg1); 1700 } 1701 1702 Trace.asyncTraceEnd(TRACE_TAG_PACKAGE_MANAGER, "postInstall", msg.arg1); 1703 } break; 1704 case WRITE_SETTINGS: { 1705 Process.setThreadPriority(Process.THREAD_PRIORITY_DEFAULT); 1706 synchronized (mPackages) { 1707 removeMessages(WRITE_SETTINGS); 1708 removeMessages(WRITE_PACKAGE_RESTRICTIONS); 1709 mSettings.writeLPr(); 1710 mDirtyUsers.clear(); 1711 } 1712 Process.setThreadPriority(Process.THREAD_PRIORITY_BACKGROUND); 1713 } break; 1714 case WRITE_PACKAGE_RESTRICTIONS: { 1715 Process.setThreadPriority(Process.THREAD_PRIORITY_DEFAULT); 1716 synchronized (mPackages) { 1717 removeMessages(WRITE_PACKAGE_RESTRICTIONS); 1718 for (int userId : mDirtyUsers) { 1719 mSettings.writePackageRestrictionsLPr(userId); 1720 } 1721 mDirtyUsers.clear(); 1722 } 1723 Process.setThreadPriority(Process.THREAD_PRIORITY_BACKGROUND); 1724 } break; 1725 case WRITE_PACKAGE_LIST: { 1726 Process.setThreadPriority(Process.THREAD_PRIORITY_DEFAULT); 1727 synchronized (mPackages) { 1728 removeMessages(WRITE_PACKAGE_LIST); 1729 mSettings.writePackageListLPr(msg.arg1); 1730 } 1731 Process.setThreadPriority(Process.THREAD_PRIORITY_BACKGROUND); 1732 } break; 1733 case CHECK_PENDING_VERIFICATION: { 1734 final int verificationId = msg.arg1; 1735 final PackageVerificationState state = mPendingVerification.get(verificationId); 1736 1737 if ((state != null) && !state.timeoutExtended()) { 1738 final InstallArgs args = state.getInstallArgs(); 1739 final Uri originUri = Uri.fromFile(args.origin.resolvedFile); 1740 1741 Slog.i(TAG, "Verification timed out for " + originUri); 1742 mPendingVerification.remove(verificationId); 1743 1744 int ret = PackageManager.INSTALL_FAILED_VERIFICATION_FAILURE; 1745 1746 final UserHandle user = args.getUser(); 1747 if (getDefaultVerificationResponse(user) 1748 == PackageManager.VERIFICATION_ALLOW) { 1749 Slog.i(TAG, "Continuing with installation of " + originUri); 1750 state.setVerifierResponse(Binder.getCallingUid(), 1751 PackageManager.VERIFICATION_ALLOW_WITHOUT_SUFFICIENT); 1752 broadcastPackageVerified(verificationId, originUri, 1753 PackageManager.VERIFICATION_ALLOW, user); 1754 try { 1755 ret = args.copyApk(mContainerService, true); 1756 } catch (RemoteException e) { 1757 Slog.e(TAG, "Could not contact the ContainerService"); 1758 } 1759 } else { 1760 broadcastPackageVerified(verificationId, originUri, 1761 PackageManager.VERIFICATION_REJECT, user); 1762 } 1763 1764 Trace.asyncTraceEnd( 1765 TRACE_TAG_PACKAGE_MANAGER, "verification", verificationId); 1766 1767 processPendingInstall(args, ret); 1768 mHandler.sendEmptyMessage(MCS_UNBIND); 1769 } 1770 break; 1771 } 1772 case PACKAGE_VERIFIED: { 1773 final int verificationId = msg.arg1; 1774 1775 final PackageVerificationState state = mPendingVerification.get(verificationId); 1776 if (state == null) { 1777 Slog.w(TAG, "Invalid verification token " + verificationId + " received"); 1778 break; 1779 } 1780 1781 final PackageVerificationResponse response = (PackageVerificationResponse) msg.obj; 1782 1783 state.setVerifierResponse(response.callerUid, response.code); 1784 1785 if (state.isVerificationComplete()) { 1786 mPendingVerification.remove(verificationId); 1787 1788 final InstallArgs args = state.getInstallArgs(); 1789 final Uri originUri = Uri.fromFile(args.origin.resolvedFile); 1790 1791 int ret; 1792 if (state.isInstallAllowed()) { 1793 ret = PackageManager.INSTALL_FAILED_INTERNAL_ERROR; 1794 broadcastPackageVerified(verificationId, originUri, 1795 response.code, state.getInstallArgs().getUser()); 1796 try { 1797 ret = args.copyApk(mContainerService, true); 1798 } catch (RemoteException e) { 1799 Slog.e(TAG, "Could not contact the ContainerService"); 1800 } 1801 } else { 1802 ret = PackageManager.INSTALL_FAILED_VERIFICATION_FAILURE; 1803 } 1804 1805 Trace.asyncTraceEnd( 1806 TRACE_TAG_PACKAGE_MANAGER, "verification", verificationId); 1807 1808 processPendingInstall(args, ret); 1809 mHandler.sendEmptyMessage(MCS_UNBIND); 1810 } 1811 1812 break; 1813 } 1814 case START_INTENT_FILTER_VERIFICATIONS: { 1815 IFVerificationParams params = (IFVerificationParams) msg.obj; 1816 verifyIntentFiltersIfNeeded(params.userId, params.verifierUid, 1817 params.replacing, params.pkg); 1818 break; 1819 } 1820 case INTENT_FILTER_VERIFIED: { 1821 final int verificationId = msg.arg1; 1822 1823 final IntentFilterVerificationState state = mIntentFilterVerificationStates.get( 1824 verificationId); 1825 if (state == null) { 1826 Slog.w(TAG, "Invalid IntentFilter verification token " 1827 + verificationId + " received"); 1828 break; 1829 } 1830 1831 final int userId = state.getUserId(); 1832 1833 if (DEBUG_DOMAIN_VERIFICATION) Slog.d(TAG, 1834 "Processing IntentFilter verification with token:" 1835 + verificationId + " and userId:" + userId); 1836 1837 final IntentFilterVerificationResponse response = 1838 (IntentFilterVerificationResponse) msg.obj; 1839 1840 state.setVerifierResponse(response.callerUid, response.code); 1841 1842 if (DEBUG_DOMAIN_VERIFICATION) Slog.d(TAG, 1843 "IntentFilter verification with token:" + verificationId 1844 + " and userId:" + userId 1845 + " is settings verifier response with response code:" 1846 + response.code); 1847 1848 if (response.code == PackageManager.INTENT_FILTER_VERIFICATION_FAILURE) { 1849 if (DEBUG_DOMAIN_VERIFICATION) Slog.d(TAG, "Domains failing verification: " 1850 + response.getFailedDomainsString()); 1851 } 1852 1853 if (state.isVerificationComplete()) { 1854 mIntentFilterVerifier.receiveVerificationResponse(verificationId); 1855 } else { 1856 if (DEBUG_DOMAIN_VERIFICATION) Slog.d(TAG, 1857 "IntentFilter verification with token:" + verificationId 1858 + " was not said to be complete"); 1859 } 1860 1861 break; 1862 } 1863 case INSTANT_APP_RESOLUTION_PHASE_TWO: { 1864 InstantAppResolver.doInstantAppResolutionPhaseTwo(mContext, 1865 mInstantAppResolverConnection, 1866 (InstantAppRequest) msg.obj, 1867 mInstantAppInstallerActivity, 1868 mHandler); 1869 } 1870 } 1871 } 1872 } 1873 1874 private PermissionCallback mPermissionCallback = new PermissionCallback() { 1875 @Override 1876 public void onGidsChanged(int appId, int userId) { 1877 mHandler.post(new Runnable() { 1878 @Override 1879 public void run() { 1880 killUid(appId, userId, KILL_APP_REASON_GIDS_CHANGED); 1881 } 1882 }); 1883 } 1884 @Override 1885 public void onPermissionGranted(int uid, int userId) { 1886 mOnPermissionChangeListeners.onPermissionsChanged(uid); 1887 1888 // Not critical; if this is lost, the application has to request again. 1889 synchronized (mPackages) { 1890 mSettings.writeRuntimePermissionsForUserLPr(userId, false); 1891 } 1892 } 1893 @Override 1894 public void onInstallPermissionGranted() { 1895 synchronized (mPackages) { 1896 scheduleWriteSettingsLocked(); 1897 } 1898 } 1899 @Override 1900 public void onPermissionRevoked(int uid, int userId) { 1901 mOnPermissionChangeListeners.onPermissionsChanged(uid); 1902 1903 synchronized (mPackages) { 1904 // Critical; after this call the application should never have the permission 1905 mSettings.writeRuntimePermissionsForUserLPr(userId, true); 1906 } 1907 1908 final int appId = UserHandle.getAppId(uid); 1909 killUid(appId, userId, KILL_APP_REASON_PERMISSIONS_REVOKED); 1910 } 1911 @Override 1912 public void onInstallPermissionRevoked() { 1913 synchronized (mPackages) { 1914 scheduleWriteSettingsLocked(); 1915 } 1916 } 1917 @Override 1918 public void onPermissionUpdated(int[] updatedUserIds, boolean sync) { 1919 synchronized (mPackages) { 1920 for (int userId : updatedUserIds) { 1921 mSettings.writeRuntimePermissionsForUserLPr(userId, sync); 1922 } 1923 } 1924 } 1925 @Override 1926 public void onInstallPermissionUpdated() { 1927 synchronized (mPackages) { 1928 scheduleWriteSettingsLocked(); 1929 } 1930 } 1931 @Override 1932 public void onPermissionRemoved() { 1933 synchronized (mPackages) { 1934 mSettings.writeLPr(); 1935 } 1936 } 1937 }; 1938 1939 private void handlePackagePostInstall(PackageInstalledInfo res, boolean grantPermissions, 1940 boolean killApp, boolean virtualPreload, String[] grantedPermissions, 1941 boolean launchedForRestore, String installerPackage, 1942 IPackageInstallObserver2 installObserver) { 1943 if (res.returnCode == PackageManager.INSTALL_SUCCEEDED) { 1944 // Send the removed broadcasts 1945 if (res.removedInfo != null) { 1946 res.removedInfo.sendPackageRemovedBroadcasts(killApp); 1947 } 1948 1949 // Now that we successfully installed the package, grant runtime 1950 // permissions if requested before broadcasting the install. Also 1951 // for legacy apps in permission review mode we clear the permission 1952 // review flag which is used to emulate runtime permissions for 1953 // legacy apps. 1954 if (grantPermissions) { 1955 final int callingUid = Binder.getCallingUid(); 1956 mPermissionManager.grantRequestedRuntimePermissions( 1957 res.pkg, res.newUsers, grantedPermissions, callingUid, 1958 mPermissionCallback); 1959 } 1960 1961 final boolean update = res.removedInfo != null 1962 && res.removedInfo.removedPackage != null; 1963 final String installerPackageName = 1964 res.installerPackageName != null 1965 ? res.installerPackageName 1966 : res.removedInfo != null 1967 ? res.removedInfo.installerPackageName 1968 : null; 1969 1970 // If this is the first time we have child packages for a disabled privileged 1971 // app that had no children, we grant requested runtime permissions to the new 1972 // children if the parent on the system image had them already granted. 1973 if (res.pkg.parentPackage != null) { 1974 final int callingUid = Binder.getCallingUid(); 1975 mPermissionManager.grantRuntimePermissionsGrantedToDisabledPackage( 1976 res.pkg, callingUid, mPermissionCallback); 1977 } 1978 1979 synchronized (mPackages) { 1980 mInstantAppRegistry.onPackageInstalledLPw(res.pkg, res.newUsers); 1981 } 1982 1983 final String packageName = res.pkg.applicationInfo.packageName; 1984 1985 // Determine the set of users who are adding this package for 1986 // the first time vs. those who are seeing an update. 1987 int[] firstUserIds = EMPTY_INT_ARRAY; 1988 int[] firstInstantUserIds = EMPTY_INT_ARRAY; 1989 int[] updateUserIds = EMPTY_INT_ARRAY; 1990 int[] instantUserIds = EMPTY_INT_ARRAY; 1991 final boolean allNewUsers = res.origUsers == null || res.origUsers.length == 0; 1992 final PackageSetting ps = (PackageSetting) res.pkg.mExtras; 1993 for (int newUser : res.newUsers) { 1994 final boolean isInstantApp = ps.getInstantApp(newUser); 1995 if (allNewUsers) { 1996 if (isInstantApp) { 1997 firstInstantUserIds = ArrayUtils.appendInt(firstInstantUserIds, newUser); 1998 } else { 1999 firstUserIds = ArrayUtils.appendInt(firstUserIds, newUser); 2000 } 2001 continue; 2002 } 2003 boolean isNew = true; 2004 for (int origUser : res.origUsers) { 2005 if (origUser == newUser) { 2006 isNew = false; 2007 break; 2008 } 2009 } 2010 if (isNew) { 2011 if (isInstantApp) { 2012 firstInstantUserIds = ArrayUtils.appendInt(firstInstantUserIds, newUser); 2013 } else { 2014 firstUserIds = ArrayUtils.appendInt(firstUserIds, newUser); 2015 } 2016 } else { 2017 if (isInstantApp) { 2018 instantUserIds = ArrayUtils.appendInt(instantUserIds, newUser); 2019 } else { 2020 updateUserIds = ArrayUtils.appendInt(updateUserIds, newUser); 2021 } 2022 } 2023 } 2024 2025 // Send installed broadcasts if the package is not a static shared lib. 2026 if (res.pkg.staticSharedLibName == null) { 2027 mProcessLoggingHandler.invalidateProcessLoggingBaseApkHash(res.pkg.baseCodePath); 2028 2029 // Send added for users that see the package for the first time 2030 // sendPackageAddedForNewUsers also deals with system apps 2031 int appId = UserHandle.getAppId(res.uid); 2032 boolean isSystem = res.pkg.applicationInfo.isSystemApp(); 2033 sendPackageAddedForNewUsers(packageName, isSystem || virtualPreload, 2034 virtualPreload /*startReceiver*/, appId, firstUserIds, firstInstantUserIds); 2035 2036 // Send added for users that don't see the package for the first time 2037 Bundle extras = new Bundle(1); 2038 extras.putInt(Intent.EXTRA_UID, res.uid); 2039 if (update) { 2040 extras.putBoolean(Intent.EXTRA_REPLACING, true); 2041 } 2042 sendPackageBroadcast(Intent.ACTION_PACKAGE_ADDED, packageName, 2043 extras, 0 /*flags*/, 2044 null /*targetPackage*/, null /*finishedReceiver*/, 2045 updateUserIds, instantUserIds); 2046 if (installerPackageName != null) { 2047 sendPackageBroadcast(Intent.ACTION_PACKAGE_ADDED, packageName, 2048 extras, 0 /*flags*/, 2049 installerPackageName, null /*finishedReceiver*/, 2050 updateUserIds, instantUserIds); 2051 } 2052 2053 // Send replaced for users that don't see the package for the first time 2054 if (update) { 2055 sendPackageBroadcast(Intent.ACTION_PACKAGE_REPLACED, 2056 packageName, extras, 0 /*flags*/, 2057 null /*targetPackage*/, null /*finishedReceiver*/, 2058 updateUserIds, instantUserIds); 2059 if (installerPackageName != null) { 2060 sendPackageBroadcast(Intent.ACTION_PACKAGE_REPLACED, packageName, 2061 extras, 0 /*flags*/, 2062 installerPackageName, null /*finishedReceiver*/, 2063 updateUserIds, instantUserIds); 2064 } 2065 sendPackageBroadcast(Intent.ACTION_MY_PACKAGE_REPLACED, 2066 null /*package*/, null /*extras*/, 0 /*flags*/, 2067 packageName /*targetPackage*/, 2068 null /*finishedReceiver*/, updateUserIds, instantUserIds); 2069 } else if (launchedForRestore && !isSystemApp(res.pkg)) { 2070 // First-install and we did a restore, so we're responsible for the 2071 // first-launch broadcast. 2072 if (DEBUG_BACKUP) { 2073 Slog.i(TAG, "Post-restore of " + packageName 2074 + " sending FIRST_LAUNCH in " + Arrays.toString(firstUserIds)); 2075 } 2076 sendFirstLaunchBroadcast(packageName, installerPackage, 2077 firstUserIds, firstInstantUserIds); 2078 } 2079 2080 // Send broadcast package appeared if forward locked/external for all users 2081 // treat asec-hosted packages like removable media on upgrade 2082 if (res.pkg.isForwardLocked() || isExternal(res.pkg)) { 2083 if (DEBUG_INSTALL) { 2084 Slog.i(TAG, "upgrading pkg " + res.pkg 2085 + " is ASEC-hosted -> AVAILABLE"); 2086 } 2087 final int[] uidArray = new int[]{res.pkg.applicationInfo.uid}; 2088 ArrayList<String> pkgList = new ArrayList<>(1); 2089 pkgList.add(packageName); 2090 sendResourcesChangedBroadcast(true, true, pkgList, uidArray, null); 2091 } 2092 } 2093 2094 // Work that needs to happen on first install within each user 2095 if (firstUserIds != null && firstUserIds.length > 0) { 2096 synchronized (mPackages) { 2097 for (int userId : firstUserIds) { 2098 // If this app is a browser and it's newly-installed for some 2099 // users, clear any default-browser state in those users. The 2100 // app's nature doesn't depend on the user, so we can just check 2101 // its browser nature in any user and generalize. 2102 if (packageIsBrowser(packageName, userId)) { 2103 mSettings.setDefaultBrowserPackageNameLPw(null, userId); 2104 } 2105 2106 // We may also need to apply pending (restored) runtime 2107 // permission grants within these users. 2108 mSettings.applyPendingPermissionGrantsLPw(packageName, userId); 2109 } 2110 } 2111 } 2112 2113 if (allNewUsers && !update) { 2114 notifyPackageAdded(packageName); 2115 } 2116 2117 // Log current value of "unknown sources" setting 2118 EventLog.writeEvent(EventLogTags.UNKNOWN_SOURCES_ENABLED, 2119 getUnknownSourcesSettings()); 2120 2121 // Remove the replaced package's older resources safely now 2122 // We delete after a gc for applications on sdcard. 2123 if (res.removedInfo != null && res.removedInfo.args != null) { 2124 Runtime.getRuntime().gc(); 2125 synchronized (mInstallLock) { 2126 res.removedInfo.args.doPostDeleteLI(true); 2127 } 2128 } else { 2129 // Force a gc to clear up things. Ask for a background one, it's fine to go on 2130 // and not block here. 2131 VMRuntime.getRuntime().requestConcurrentGC(); 2132 } 2133 2134 // Notify DexManager that the package was installed for new users. 2135 // The updated users should already be indexed and the package code paths 2136 // should not change. 2137 // Don't notify the manager for ephemeral apps as they are not expected to 2138 // survive long enough to benefit of background optimizations. 2139 for (int userId : firstUserIds) { 2140 PackageInfo info = getPackageInfo(packageName, /*flags*/ 0, userId); 2141 // There's a race currently where some install events may interleave with an uninstall. 2142 // This can lead to package info being null (b/36642664). 2143 if (info != null) { 2144 mDexManager.notifyPackageInstalled(info, userId); 2145 } 2146 } 2147 } 2148 2149 // If someone is watching installs - notify them 2150 if (installObserver != null) { 2151 try { 2152 Bundle extras = extrasForInstallResult(res); 2153 installObserver.onPackageInstalled(res.name, res.returnCode, 2154 res.returnMsg, extras); 2155 } catch (RemoteException e) { 2156 Slog.i(TAG, "Observer no longer exists."); 2157 } 2158 } 2159 } 2160 2161 private StorageEventListener mStorageListener = new StorageEventListener() { 2162 @Override 2163 public void onVolumeStateChanged(VolumeInfo vol, int oldState, int newState) { 2164 if (vol.type == VolumeInfo.TYPE_PRIVATE) { 2165 if (vol.state == VolumeInfo.STATE_MOUNTED) { 2166 final String volumeUuid = vol.getFsUuid(); 2167 2168 // Clean up any users or apps that were removed or recreated 2169 // while this volume was missing 2170 sUserManager.reconcileUsers(volumeUuid); 2171 reconcileApps(volumeUuid); 2172 2173 // Clean up any install sessions that expired or were 2174 // cancelled while this volume was missing 2175 mInstallerService.onPrivateVolumeMounted(volumeUuid); 2176 2177 loadPrivatePackages(vol); 2178 2179 } else if (vol.state == VolumeInfo.STATE_EJECTING) { 2180 unloadPrivatePackages(vol); 2181 } 2182 } 2183 } 2184 2185 @Override 2186 public void onVolumeForgotten(String fsUuid) { 2187 if (TextUtils.isEmpty(fsUuid)) { 2188 Slog.e(TAG, "Forgetting internal storage is probably a mistake; ignoring"); 2189 return; 2190 } 2191 2192 // Remove any apps installed on the forgotten volume 2193 synchronized (mPackages) { 2194 final List<PackageSetting> packages = mSettings.getVolumePackagesLPr(fsUuid); 2195 for (PackageSetting ps : packages) { 2196 Slog.d(TAG, "Destroying " + ps.name + " because volume was forgotten"); 2197 deletePackageVersioned(new VersionedPackage(ps.name, 2198 PackageManager.VERSION_CODE_HIGHEST), 2199 new LegacyPackageDeleteObserver(null).getBinder(), 2200 UserHandle.USER_SYSTEM, PackageManager.DELETE_ALL_USERS); 2201 // Try very hard to release any references to this package 2202 // so we don't risk the system server being killed due to 2203 // open FDs 2204 AttributeCache.instance().removePackage(ps.name); 2205 } 2206 2207 mSettings.onVolumeForgotten(fsUuid); 2208 mSettings.writeLPr(); 2209 } 2210 } 2211 }; 2212 2213 Bundle extrasForInstallResult(PackageInstalledInfo res) { 2214 Bundle extras = null; 2215 switch (res.returnCode) { 2216 case PackageManager.INSTALL_FAILED_DUPLICATE_PERMISSION: { 2217 extras = new Bundle(); 2218 extras.putString(PackageManager.EXTRA_FAILURE_EXISTING_PERMISSION, 2219 res.origPermission); 2220 extras.putString(PackageManager.EXTRA_FAILURE_EXISTING_PACKAGE, 2221 res.origPackage); 2222 break; 2223 } 2224 case PackageManager.INSTALL_SUCCEEDED: { 2225 extras = new Bundle(); 2226 extras.putBoolean(Intent.EXTRA_REPLACING, 2227 res.removedInfo != null && res.removedInfo.removedPackage != null); 2228 break; 2229 } 2230 } 2231 return extras; 2232 } 2233 2234 void scheduleWriteSettingsLocked() { 2235 if (!mHandler.hasMessages(WRITE_SETTINGS)) { 2236 mHandler.sendEmptyMessageDelayed(WRITE_SETTINGS, WRITE_SETTINGS_DELAY); 2237 } 2238 } 2239 2240 void scheduleWritePackageListLocked(int userId) { 2241 if (!mHandler.hasMessages(WRITE_PACKAGE_LIST)) { 2242 Message msg = mHandler.obtainMessage(WRITE_PACKAGE_LIST); 2243 msg.arg1 = userId; 2244 mHandler.sendMessageDelayed(msg, WRITE_SETTINGS_DELAY); 2245 } 2246 } 2247 2248 void scheduleWritePackageRestrictionsLocked(UserHandle user) { 2249 final int userId = user == null ? UserHandle.USER_ALL : user.getIdentifier(); 2250 scheduleWritePackageRestrictionsLocked(userId); 2251 } 2252 2253 void scheduleWritePackageRestrictionsLocked(int userId) { 2254 final int[] userIds = (userId == UserHandle.USER_ALL) 2255 ? sUserManager.getUserIds() : new int[]{userId}; 2256 for (int nextUserId : userIds) { 2257 if (!sUserManager.exists(nextUserId)) return; 2258 mDirtyUsers.add(nextUserId); 2259 if (!mHandler.hasMessages(WRITE_PACKAGE_RESTRICTIONS)) { 2260 mHandler.sendEmptyMessageDelayed(WRITE_PACKAGE_RESTRICTIONS, WRITE_SETTINGS_DELAY); 2261 } 2262 } 2263 } 2264 2265 public static PackageManagerService main(Context context, Installer installer, 2266 boolean factoryTest, boolean onlyCore) { 2267 // Self-check for initial settings. 2268 PackageManagerServiceCompilerMapping.checkProperties(); 2269 2270 PackageManagerService m = new PackageManagerService(context, installer, 2271 factoryTest, onlyCore); 2272 m.enableSystemUserPackages(); 2273 ServiceManager.addService("package", m); 2274 final PackageManagerNative pmn = m.new PackageManagerNative(); 2275 ServiceManager.addService("package_native", pmn); 2276 return m; 2277 } 2278 2279 private void enableSystemUserPackages() { 2280 if (!UserManager.isSplitSystemUser()) { 2281 return; 2282 } 2283 // For system user, enable apps based on the following conditions: 2284 // - app is whitelisted or belong to one of these groups: 2285 // -- system app which has no launcher icons 2286 // -- system app which has INTERACT_ACROSS_USERS permission 2287 // -- system IME app 2288 // - app is not in the blacklist 2289 AppsQueryHelper queryHelper = new AppsQueryHelper(this); 2290 Set<String> enableApps = new ArraySet<>(); 2291 enableApps.addAll(queryHelper.queryApps(AppsQueryHelper.GET_NON_LAUNCHABLE_APPS 2292 | AppsQueryHelper.GET_APPS_WITH_INTERACT_ACROSS_USERS_PERM 2293 | AppsQueryHelper.GET_IMES, /* systemAppsOnly */ true, UserHandle.SYSTEM)); 2294 ArraySet<String> wlApps = SystemConfig.getInstance().getSystemUserWhitelistedApps(); 2295 enableApps.addAll(wlApps); 2296 enableApps.addAll(queryHelper.queryApps(AppsQueryHelper.GET_REQUIRED_FOR_SYSTEM_USER, 2297 /* systemAppsOnly */ false, UserHandle.SYSTEM)); 2298 ArraySet<String> blApps = SystemConfig.getInstance().getSystemUserBlacklistedApps(); 2299 enableApps.removeAll(blApps); 2300 Log.i(TAG, "Applications installed for system user: " + enableApps); 2301 List<String> allAps = queryHelper.queryApps(0, /* systemAppsOnly */ false, 2302 UserHandle.SYSTEM); 2303 final int allAppsSize = allAps.size(); 2304 synchronized (mPackages) { 2305 for (int i = 0; i < allAppsSize; i++) { 2306 String pName = allAps.get(i); 2307 PackageSetting pkgSetting = mSettings.mPackages.get(pName); 2308 // Should not happen, but we shouldn't be failing if it does 2309 if (pkgSetting == null) { 2310 continue; 2311 } 2312 boolean install = enableApps.contains(pName); 2313 if (pkgSetting.getInstalled(UserHandle.USER_SYSTEM) != install) { 2314 Log.i(TAG, (install ? "Installing " : "Uninstalling ") + pName 2315 + " for system user"); 2316 pkgSetting.setInstalled(install, UserHandle.USER_SYSTEM); 2317 } 2318 } 2319 scheduleWritePackageRestrictionsLocked(UserHandle.USER_SYSTEM); 2320 } 2321 } 2322 2323 private static void getDefaultDisplayMetrics(Context context, DisplayMetrics metrics) { 2324 DisplayManager displayManager = (DisplayManager) context.getSystemService( 2325 Context.DISPLAY_SERVICE); 2326 displayManager.getDisplay(Display.DEFAULT_DISPLAY).getMetrics(metrics); 2327 } 2328 2329 /** 2330 * Requests that files preopted on a secondary system partition be copied to the data partition 2331 * if possible. Note that the actual copying of the files is accomplished by init for security 2332 * reasons. This simply requests that the copy takes place and awaits confirmation of its 2333 * completion. See platform/system/extras/cppreopt/ for the implementation of the actual copy. 2334 */ 2335 private static void requestCopyPreoptedFiles() { 2336 final int WAIT_TIME_MS = 100; 2337 final String CP_PREOPT_PROPERTY = "sys.cppreopt"; 2338 if (SystemProperties.getInt("ro.cp_system_other_odex", 0) == 1) { 2339 SystemProperties.set(CP_PREOPT_PROPERTY, "requested"); 2340 // We will wait for up to 100 seconds. 2341 final long timeStart = SystemClock.uptimeMillis(); 2342 final long timeEnd = timeStart + 100 * 1000; 2343 long timeNow = timeStart; 2344 while (!SystemProperties.get(CP_PREOPT_PROPERTY).equals("finished")) { 2345 try { 2346 Thread.sleep(WAIT_TIME_MS); 2347 } catch (InterruptedException e) { 2348 // Do nothing 2349 } 2350 timeNow = SystemClock.uptimeMillis(); 2351 if (timeNow > timeEnd) { 2352 SystemProperties.set(CP_PREOPT_PROPERTY, "timed-out"); 2353 Slog.wtf(TAG, "cppreopt did not finish!"); 2354 break; 2355 } 2356 } 2357 2358 Slog.i(TAG, "cppreopts took " + (timeNow - timeStart) + " ms"); 2359 } 2360 } 2361 2362 public PackageManagerService(Context context, Installer installer, 2363 boolean factoryTest, boolean onlyCore) { 2364 LockGuard.installLock(mPackages, LockGuard.INDEX_PACKAGES); 2365 Trace.traceBegin(TRACE_TAG_PACKAGE_MANAGER, "create package manager"); 2366 EventLog.writeEvent(EventLogTags.BOOT_PROGRESS_PMS_START, 2367 SystemClock.uptimeMillis()); 2368 2369 if (mSdkVersion <= 0) { 2370 Slog.w(TAG, "**** ro.build.version.sdk not set!"); 2371 } 2372 2373 mContext = context; 2374 2375 mFactoryTest = factoryTest; 2376 mOnlyCore = onlyCore; 2377 mMetrics = new DisplayMetrics(); 2378 mInstaller = installer; 2379 2380 // Create sub-components that provide services / data. Order here is important. 2381 synchronized (mInstallLock) { 2382 synchronized (mPackages) { 2383 // Expose private service for system components to use. 2384 LocalServices.addService( 2385 PackageManagerInternal.class, new PackageManagerInternalImpl()); 2386 sUserManager = new UserManagerService(context, this, 2387 new UserDataPreparer(mInstaller, mInstallLock, mContext, mOnlyCore), mPackages); 2388 mPermissionManager = PermissionManagerService.create(context, 2389 new DefaultPermissionGrantedCallback() { 2390 @Override 2391 public void onDefaultRuntimePermissionsGranted(int userId) { 2392 synchronized(mPackages) { 2393 mSettings.onDefaultRuntimePermissionsGrantedLPr(userId); 2394 } 2395 } 2396 }, mPackages /*externalLock*/); 2397 mDefaultPermissionPolicy = mPermissionManager.getDefaultPermissionGrantPolicy(); 2398 mSettings = new Settings(mPermissionManager.getPermissionSettings(), mPackages); 2399 } 2400 } 2401 mSettings.addSharedUserLPw("android.uid.system", Process.SYSTEM_UID, 2402 ApplicationInfo.FLAG_SYSTEM, ApplicationInfo.PRIVATE_FLAG_PRIVILEGED); 2403 mSettings.addSharedUserLPw("android.uid.phone", RADIO_UID, 2404 ApplicationInfo.FLAG_SYSTEM, ApplicationInfo.PRIVATE_FLAG_PRIVILEGED); 2405 mSettings.addSharedUserLPw("android.uid.log", LOG_UID, 2406 ApplicationInfo.FLAG_SYSTEM, ApplicationInfo.PRIVATE_FLAG_PRIVILEGED); 2407 mSettings.addSharedUserLPw("android.uid.nfc", NFC_UID, 2408 ApplicationInfo.FLAG_SYSTEM, ApplicationInfo.PRIVATE_FLAG_PRIVILEGED); 2409 mSettings.addSharedUserLPw("android.uid.bluetooth", BLUETOOTH_UID, 2410 ApplicationInfo.FLAG_SYSTEM, ApplicationInfo.PRIVATE_FLAG_PRIVILEGED); 2411 mSettings.addSharedUserLPw("android.uid.shell", SHELL_UID, 2412 ApplicationInfo.FLAG_SYSTEM, ApplicationInfo.PRIVATE_FLAG_PRIVILEGED); 2413 mSettings.addSharedUserLPw("android.uid.se", SE_UID, 2414 ApplicationInfo.FLAG_SYSTEM, ApplicationInfo.PRIVATE_FLAG_PRIVILEGED); 2415 2416 String separateProcesses = SystemProperties.get("debug.separate_processes"); 2417 if (separateProcesses != null && separateProcesses.length() > 0) { 2418 if ("*".equals(separateProcesses)) { 2419 mDefParseFlags = PackageParser.PARSE_IGNORE_PROCESSES; 2420 mSeparateProcesses = null; 2421 Slog.w(TAG, "Running with debug.separate_processes: * (ALL)"); 2422 } else { 2423 mDefParseFlags = 0; 2424 mSeparateProcesses = separateProcesses.split(","); 2425 Slog.w(TAG, "Running with debug.separate_processes: " 2426 + separateProcesses); 2427 } 2428 } else { 2429 mDefParseFlags = 0; 2430 mSeparateProcesses = null; 2431 } 2432 2433 mPackageDexOptimizer = new PackageDexOptimizer(installer, mInstallLock, context, 2434 "*dexopt*"); 2435 DexManager.Listener dexManagerListener = DexLogger.getListener(this, 2436 installer, mInstallLock); 2437 mDexManager = new DexManager(this, mPackageDexOptimizer, installer, mInstallLock, 2438 dexManagerListener); 2439 mArtManagerService = new ArtManagerService(this, installer, mInstallLock); 2440 mMoveCallbacks = new MoveCallbacks(FgThread.get().getLooper()); 2441 2442 mOnPermissionChangeListeners = new OnPermissionChangeListeners( 2443 FgThread.get().getLooper()); 2444 2445 getDefaultDisplayMetrics(context, mMetrics); 2446 2447 Trace.traceBegin(TRACE_TAG_PACKAGE_MANAGER, "get system config"); 2448 SystemConfig systemConfig = SystemConfig.getInstance(); 2449 mAvailableFeatures = systemConfig.getAvailableFeatures(); 2450 Trace.traceEnd(TRACE_TAG_PACKAGE_MANAGER); 2451 2452 mProtectedPackages = new ProtectedPackages(mContext); 2453 2454 synchronized (mInstallLock) { 2455 // writer 2456 synchronized (mPackages) { 2457 mHandlerThread = new ServiceThread(TAG, 2458 Process.THREAD_PRIORITY_BACKGROUND, true /*allowIo*/); 2459 mHandlerThread.start(); 2460 mHandler = new PackageHandler(mHandlerThread.getLooper()); 2461 mProcessLoggingHandler = new ProcessLoggingHandler(); 2462 Watchdog.getInstance().addThread(mHandler, WATCHDOG_TIMEOUT); 2463 mInstantAppRegistry = new InstantAppRegistry(this); 2464 2465 ArrayMap<String, String> libConfig = systemConfig.getSharedLibraries(); 2466 final int builtInLibCount = libConfig.size(); 2467 for (int i = 0; i < builtInLibCount; i++) { 2468 String name = libConfig.keyAt(i); 2469 String path = libConfig.valueAt(i); 2470 addSharedLibraryLPw(path, null, name, SharedLibraryInfo.VERSION_UNDEFINED, 2471 SharedLibraryInfo.TYPE_BUILTIN, PLATFORM_PACKAGE_NAME, 0); 2472 } 2473 2474 SELinuxMMAC.readInstallPolicy(); 2475 2476 Trace.traceBegin(TRACE_TAG_PACKAGE_MANAGER, "read user settings"); 2477 mFirstBoot = !mSettings.readLPw(sUserManager.getUsers(false)); 2478 Trace.traceEnd(TRACE_TAG_PACKAGE_MANAGER); 2479 2480 // Clean up orphaned packages for which the code path doesn't exist 2481 // and they are an update to a system app - caused by bug/32321269 2482 final int packageSettingCount = mSettings.mPackages.size(); 2483 for (int i = packageSettingCount - 1; i >= 0; i--) { 2484 PackageSetting ps = mSettings.mPackages.valueAt(i); 2485 if (!isExternal(ps) && (ps.codePath == null || !ps.codePath.exists()) 2486 && mSettings.getDisabledSystemPkgLPr(ps.name) != null) { 2487 mSettings.mPackages.removeAt(i); 2488 mSettings.enableSystemPackageLPw(ps.name); 2489 } 2490 } 2491 2492 if (mFirstBoot) { 2493 requestCopyPreoptedFiles(); 2494 } 2495 2496 String customResolverActivity = Resources.getSystem().getString( 2497 R.string.config_customResolverActivity); 2498 if (TextUtils.isEmpty(customResolverActivity)) { 2499 customResolverActivity = null; 2500 } else { 2501 mCustomResolverComponentName = ComponentName.unflattenFromString( 2502 customResolverActivity); 2503 } 2504 2505 long startTime = SystemClock.uptimeMillis(); 2506 2507 EventLog.writeEvent(EventLogTags.BOOT_PROGRESS_PMS_SYSTEM_SCAN_START, 2508 startTime); 2509 2510 final String bootClassPath = System.getenv("BOOTCLASSPATH"); 2511 final String systemServerClassPath = System.getenv("SYSTEMSERVERCLASSPATH"); 2512 2513 if (bootClassPath == null) { 2514 Slog.w(TAG, "No BOOTCLASSPATH found!"); 2515 } 2516 2517 if (systemServerClassPath == null) { 2518 Slog.w(TAG, "No SYSTEMSERVERCLASSPATH found!"); 2519 } 2520 2521 File frameworkDir = new File(Environment.getRootDirectory(), "framework"); 2522 2523 final VersionInfo ver = mSettings.getInternalVersion(); 2524 mIsUpgrade = !Build.FINGERPRINT.equals(ver.fingerprint); 2525 if (mIsUpgrade) { 2526 logCriticalInfo(Log.INFO, 2527 "Upgrading from " + ver.fingerprint + " to " + Build.FINGERPRINT); 2528 } 2529 2530 // when upgrading from pre-M, promote system app permissions from install to runtime 2531 mPromoteSystemApps = 2532 mIsUpgrade && ver.sdkVersion <= Build.VERSION_CODES.LOLLIPOP_MR1; 2533 2534 // When upgrading from pre-N, we need to handle package extraction like first boot, 2535 // as there is no profiling data available. 2536 mIsPreNUpgrade = mIsUpgrade && ver.sdkVersion < Build.VERSION_CODES.N; 2537 2538 mIsPreNMR1Upgrade = mIsUpgrade && ver.sdkVersion < Build.VERSION_CODES.N_MR1; 2539 2540 // save off the names of pre-existing system packages prior to scanning; we don't 2541 // want to automatically grant runtime permissions for new system apps 2542 if (mPromoteSystemApps) { 2543 Iterator<PackageSetting> pkgSettingIter = mSettings.mPackages.values().iterator(); 2544 while (pkgSettingIter.hasNext()) { 2545 PackageSetting ps = pkgSettingIter.next(); 2546 if (isSystemApp(ps)) { 2547 mExistingSystemPackages.add(ps.name); 2548 } 2549 } 2550 } 2551 2552 mCacheDir = preparePackageParserCache(mIsUpgrade); 2553 2554 // Set flag to monitor and not change apk file paths when 2555 // scanning install directories. 2556 int scanFlags = SCAN_BOOTING | SCAN_INITIAL; 2557 2558 if (mIsUpgrade || mFirstBoot) { 2559 scanFlags = scanFlags | SCAN_FIRST_BOOT_OR_UPGRADE; 2560 } 2561 2562 // Collect vendor/product overlay packages. (Do this before scanning any apps.) 2563 // For security and version matching reason, only consider 2564 // overlay packages if they reside in the right directory. 2565 scanDirTracedLI(new File(VENDOR_OVERLAY_DIR), 2566 mDefParseFlags 2567 | PackageParser.PARSE_IS_SYSTEM_DIR, 2568 scanFlags 2569 | SCAN_AS_SYSTEM 2570 | SCAN_AS_VENDOR, 2571 0); 2572 scanDirTracedLI(new File(PRODUCT_OVERLAY_DIR), 2573 mDefParseFlags 2574 | PackageParser.PARSE_IS_SYSTEM_DIR, 2575 scanFlags 2576 | SCAN_AS_SYSTEM 2577 | SCAN_AS_PRODUCT, 2578 0); 2579 2580 mParallelPackageParserCallback.findStaticOverlayPackages(); 2581 2582 // Find base frameworks (resource packages without code). 2583 scanDirTracedLI(frameworkDir, 2584 mDefParseFlags 2585 | PackageParser.PARSE_IS_SYSTEM_DIR, 2586 scanFlags 2587 | SCAN_NO_DEX 2588 | SCAN_AS_SYSTEM 2589 | SCAN_AS_PRIVILEGED, 2590 0); 2591 2592 // Collected privileged system packages. 2593 final File privilegedAppDir = new File(Environment.getRootDirectory(), "priv-app"); 2594 scanDirTracedLI(privilegedAppDir, 2595 mDefParseFlags 2596 | PackageParser.PARSE_IS_SYSTEM_DIR, 2597 scanFlags 2598 | SCAN_AS_SYSTEM 2599 | SCAN_AS_PRIVILEGED, 2600 0); 2601 2602 // Collect ordinary system packages. 2603 final File systemAppDir = new File(Environment.getRootDirectory(), "app"); 2604 scanDirTracedLI(systemAppDir, 2605 mDefParseFlags 2606 | PackageParser.PARSE_IS_SYSTEM_DIR, 2607 scanFlags 2608 | SCAN_AS_SYSTEM, 2609 0); 2610 2611 // Collected privileged vendor packages. 2612 File privilegedVendorAppDir = new File(Environment.getVendorDirectory(), "priv-app"); 2613 try { 2614 privilegedVendorAppDir = privilegedVendorAppDir.getCanonicalFile(); 2615 } catch (IOException e) { 2616 // failed to look up canonical path, continue with original one 2617 } 2618 scanDirTracedLI(privilegedVendorAppDir, 2619 mDefParseFlags 2620 | PackageParser.PARSE_IS_SYSTEM_DIR, 2621 scanFlags 2622 | SCAN_AS_SYSTEM 2623 | SCAN_AS_VENDOR 2624 | SCAN_AS_PRIVILEGED, 2625 0); 2626 2627 // Collect ordinary vendor packages. 2628 File vendorAppDir = new File(Environment.getVendorDirectory(), "app"); 2629 try { 2630 vendorAppDir = vendorAppDir.getCanonicalFile(); 2631 } catch (IOException e) { 2632 // failed to look up canonical path, continue with original one 2633 } 2634 scanDirTracedLI(vendorAppDir, 2635 mDefParseFlags 2636 | PackageParser.PARSE_IS_SYSTEM_DIR, 2637 scanFlags 2638 | SCAN_AS_SYSTEM 2639 | SCAN_AS_VENDOR, 2640 0); 2641 2642 // Collect all OEM packages. 2643 final File oemAppDir = new File(Environment.getOemDirectory(), "app"); 2644 scanDirTracedLI(oemAppDir, 2645 mDefParseFlags 2646 | PackageParser.PARSE_IS_SYSTEM_DIR, 2647 scanFlags 2648 | SCAN_AS_SYSTEM 2649 | SCAN_AS_OEM, 2650 0); 2651 2652 // Collected privileged product packages. 2653 File privilegedProductAppDir = new File(Environment.getProductDirectory(), "priv-app"); 2654 try { 2655 privilegedProductAppDir = privilegedProductAppDir.getCanonicalFile(); 2656 } catch (IOException e) { 2657 // failed to look up canonical path, continue with original one 2658 } 2659 scanDirTracedLI(privilegedProductAppDir, 2660 mDefParseFlags 2661 | PackageParser.PARSE_IS_SYSTEM_DIR, 2662 scanFlags 2663 | SCAN_AS_SYSTEM 2664 | SCAN_AS_PRODUCT 2665 | SCAN_AS_PRIVILEGED, 2666 0); 2667 2668 // Collect ordinary product packages. 2669 File productAppDir = new File(Environment.getProductDirectory(), "app"); 2670 try { 2671 productAppDir = productAppDir.getCanonicalFile(); 2672 } catch (IOException e) { 2673 // failed to look up canonical path, continue with original one 2674 } 2675 scanDirTracedLI(productAppDir, 2676 mDefParseFlags 2677 | PackageParser.PARSE_IS_SYSTEM_DIR, 2678 scanFlags 2679 | SCAN_AS_SYSTEM 2680 | SCAN_AS_PRODUCT, 2681 0); 2682 2683 // Prune any system packages that no longer exist. 2684 final List<String> possiblyDeletedUpdatedSystemApps = new ArrayList<>(); 2685 // Stub packages must either be replaced with full versions in the /data 2686 // partition or be disabled. 2687 final List<String> stubSystemApps = new ArrayList<>(); 2688 if (!mOnlyCore) { 2689 // do this first before mucking with mPackages for the "expecting better" case 2690 final Iterator<PackageParser.Package> pkgIterator = mPackages.values().iterator(); 2691 while (pkgIterator.hasNext()) { 2692 final PackageParser.Package pkg = pkgIterator.next(); 2693 if (pkg.isStub) { 2694 stubSystemApps.add(pkg.packageName); 2695 } 2696 } 2697 2698 final Iterator<PackageSetting> psit = mSettings.mPackages.values().iterator(); 2699 while (psit.hasNext()) { 2700 PackageSetting ps = psit.next(); 2701 2702 /* 2703 * If this is not a system app, it can't be a 2704 * disable system app. 2705 */ 2706 if ((ps.pkgFlags & ApplicationInfo.FLAG_SYSTEM) == 0) { 2707 continue; 2708 } 2709 2710 /* 2711 * If the package is scanned, it's not erased. 2712 */ 2713 final PackageParser.Package scannedPkg = mPackages.get(ps.name); 2714 if (scannedPkg != null) { 2715 /* 2716 * If the system app is both scanned and in the 2717 * disabled packages list, then it must have been 2718 * added via OTA. Remove it from the currently 2719 * scanned package so the previously user-installed 2720 * application can be scanned. 2721 */ 2722 if (mSettings.isDisabledSystemPackageLPr(ps.name)) { 2723 logCriticalInfo(Log.WARN, "Expecting better updated system app for " 2724 + ps.name + "; removing system app. Last known codePath=" 2725 + ps.codePathString + ", installStatus=" + ps.installStatus 2726 + ", versionCode=" + ps.versionCode + "; scanned versionCode=" 2727 + scannedPkg.getLongVersionCode()); 2728 removePackageLI(scannedPkg, true); 2729 mExpectingBetter.put(ps.name, ps.codePath); 2730 } 2731 2732 continue; 2733 } 2734 2735 if (!mSettings.isDisabledSystemPackageLPr(ps.name)) { 2736 psit.remove(); 2737 logCriticalInfo(Log.WARN, "System package " + ps.name 2738 + " no longer exists; it's data will be wiped"); 2739 // Actual deletion of code and data will be handled by later 2740 // reconciliation step 2741 } else { 2742 // we still have a disabled system package, but, it still might have 2743 // been removed. check the code path still exists and check there's 2744 // still a package. the latter can happen if an OTA keeps the same 2745 // code path, but, changes the package name. 2746 final PackageSetting disabledPs = 2747 mSettings.getDisabledSystemPkgLPr(ps.name); 2748 if (disabledPs.codePath == null || !disabledPs.codePath.exists() 2749 || disabledPs.pkg == null) { 2750 possiblyDeletedUpdatedSystemApps.add(ps.name); 2751 } 2752 } 2753 } 2754 } 2755 2756 //look for any incomplete package installations 2757 ArrayList<PackageSetting> deletePkgsList = mSettings.getListOfIncompleteInstallPackagesLPr(); 2758 for (int i = 0; i < deletePkgsList.size(); i++) { 2759 // Actual deletion of code and data will be handled by later 2760 // reconciliation step 2761 final String packageName = deletePkgsList.get(i).name; 2762 logCriticalInfo(Log.WARN, "Cleaning up incompletely installed app: " + packageName); 2763 synchronized (mPackages) { 2764 mSettings.removePackageLPw(packageName); 2765 } 2766 } 2767 2768 //delete tmp files 2769 deleteTempPackageFiles(); 2770 2771 final int cachedSystemApps = PackageParser.sCachedPackageReadCount.get(); 2772 2773 // Remove any shared userIDs that have no associated packages 2774 mSettings.pruneSharedUsersLPw(); 2775 final long systemScanTime = SystemClock.uptimeMillis() - startTime; 2776 final int systemPackagesCount = mPackages.size(); 2777 Slog.i(TAG, "Finished scanning system apps. Time: " + systemScanTime 2778 + " ms, packageCount: " + systemPackagesCount 2779 + " , timePerPackage: " 2780 + (systemPackagesCount == 0 ? 0 : systemScanTime / systemPackagesCount) 2781 + " , cached: " + cachedSystemApps); 2782 if (mIsUpgrade && systemPackagesCount > 0) { 2783 MetricsLogger.histogram(null, "ota_package_manager_system_app_avg_scan_time", 2784 ((int) systemScanTime) / systemPackagesCount); 2785 } 2786 if (!mOnlyCore) { 2787 EventLog.writeEvent(EventLogTags.BOOT_PROGRESS_PMS_DATA_SCAN_START, 2788 SystemClock.uptimeMillis()); 2789 scanDirTracedLI(sAppInstallDir, 0, scanFlags | SCAN_REQUIRE_KNOWN, 0); 2790 2791 scanDirTracedLI(sDrmAppPrivateInstallDir, mDefParseFlags 2792 | PackageParser.PARSE_FORWARD_LOCK, 2793 scanFlags | SCAN_REQUIRE_KNOWN, 0); 2794 2795 // Remove disable package settings for updated system apps that were 2796 // removed via an OTA. If the update is no longer present, remove the 2797 // app completely. Otherwise, revoke their system privileges. 2798 for (String deletedAppName : possiblyDeletedUpdatedSystemApps) { 2799 PackageParser.Package deletedPkg = mPackages.get(deletedAppName); 2800 mSettings.removeDisabledSystemPackageLPw(deletedAppName); 2801 final String msg; 2802 if (deletedPkg == null) { 2803 // should have found an update, but, we didn't; remove everything 2804 msg = "Updated system package " + deletedAppName 2805 + " no longer exists; removing its data"; 2806 // Actual deletion of code and data will be handled by later 2807 // reconciliation step 2808 } else { 2809 // found an update; revoke system privileges 2810 msg = "Updated system package + " + deletedAppName 2811 + " no longer exists; revoking system privileges"; 2812 2813 // Don't do anything if a stub is removed from the system image. If 2814 // we were to remove the uncompressed version from the /data partition, 2815 // this is where it'd be done. 2816 2817 final PackageSetting deletedPs = mSettings.mPackages.get(deletedAppName); 2818 deletedPkg.applicationInfo.flags &= ~ApplicationInfo.FLAG_SYSTEM; 2819 deletedPs.pkgFlags &= ~ApplicationInfo.FLAG_SYSTEM; 2820 } 2821 logCriticalInfo(Log.WARN, msg); 2822 } 2823 2824 /* 2825 * Make sure all system apps that we expected to appear on 2826 * the userdata partition actually showed up. If they never 2827 * appeared, crawl back and revive the system version. 2828 */ 2829 for (int i = 0; i < mExpectingBetter.size(); i++) { 2830 final String packageName = mExpectingBetter.keyAt(i); 2831 if (!mPackages.containsKey(packageName)) { 2832 final File scanFile = mExpectingBetter.valueAt(i); 2833 2834 logCriticalInfo(Log.WARN, "Expected better " + packageName 2835 + " but never showed up; reverting to system"); 2836 2837 final @ParseFlags int reparseFlags; 2838 final @ScanFlags int rescanFlags; 2839 if (FileUtils.contains(privilegedAppDir, scanFile)) { 2840 reparseFlags = 2841 mDefParseFlags | 2842 PackageParser.PARSE_IS_SYSTEM_DIR; 2843 rescanFlags = 2844 scanFlags 2845 | SCAN_AS_SYSTEM 2846 | SCAN_AS_PRIVILEGED; 2847 } else if (FileUtils.contains(systemAppDir, scanFile)) { 2848 reparseFlags = 2849 mDefParseFlags | 2850 PackageParser.PARSE_IS_SYSTEM_DIR; 2851 rescanFlags = 2852 scanFlags 2853 | SCAN_AS_SYSTEM; 2854 } else if (FileUtils.contains(privilegedVendorAppDir, scanFile)) { 2855 reparseFlags = 2856 mDefParseFlags | 2857 PackageParser.PARSE_IS_SYSTEM_DIR; 2858 rescanFlags = 2859 scanFlags 2860 | SCAN_AS_SYSTEM 2861 | SCAN_AS_VENDOR 2862 | SCAN_AS_PRIVILEGED; 2863 } else if (FileUtils.contains(vendorAppDir, scanFile)) { 2864 reparseFlags = 2865 mDefParseFlags | 2866 PackageParser.PARSE_IS_SYSTEM_DIR; 2867 rescanFlags = 2868 scanFlags 2869 | SCAN_AS_SYSTEM 2870 | SCAN_AS_VENDOR; 2871 } else if (FileUtils.contains(oemAppDir, scanFile)) { 2872 reparseFlags = 2873 mDefParseFlags | 2874 PackageParser.PARSE_IS_SYSTEM_DIR; 2875 rescanFlags = 2876 scanFlags 2877 | SCAN_AS_SYSTEM 2878 | SCAN_AS_OEM; 2879 } else if (FileUtils.contains(privilegedProductAppDir, scanFile)) { 2880 reparseFlags = 2881 mDefParseFlags | 2882 PackageParser.PARSE_IS_SYSTEM_DIR; 2883 rescanFlags = 2884 scanFlags 2885 | SCAN_AS_SYSTEM 2886 | SCAN_AS_PRODUCT 2887 | SCAN_AS_PRIVILEGED; 2888 } else if (FileUtils.contains(productAppDir, scanFile)) { 2889 reparseFlags = 2890 mDefParseFlags | 2891 PackageParser.PARSE_IS_SYSTEM_DIR; 2892 rescanFlags = 2893 scanFlags 2894 | SCAN_AS_SYSTEM 2895 | SCAN_AS_PRODUCT; 2896 } else { 2897 Slog.e(TAG, "Ignoring unexpected fallback path " + scanFile); 2898 continue; 2899 } 2900 2901 mSettings.enableSystemPackageLPw(packageName); 2902 2903 try { 2904 scanPackageTracedLI(scanFile, reparseFlags, rescanFlags, 0, null); 2905 } catch (PackageManagerException e) { 2906 Slog.e(TAG, "Failed to parse original system package: " 2907 + e.getMessage()); 2908 } 2909 } 2910 } 2911 2912 // Uncompress and install any stubbed system applications. 2913 // This must be done last to ensure all stubs are replaced or disabled. 2914 decompressSystemApplications(stubSystemApps, scanFlags); 2915 2916 final int cachedNonSystemApps = PackageParser.sCachedPackageReadCount.get() 2917 - cachedSystemApps; 2918 2919 final long dataScanTime = SystemClock.uptimeMillis() - systemScanTime - startTime; 2920 final int dataPackagesCount = mPackages.size() - systemPackagesCount; 2921 Slog.i(TAG, "Finished scanning non-system apps. Time: " + dataScanTime 2922 + " ms, packageCount: " + dataPackagesCount 2923 + " , timePerPackage: " 2924 + (dataPackagesCount == 0 ? 0 : dataScanTime / dataPackagesCount) 2925 + " , cached: " + cachedNonSystemApps); 2926 if (mIsUpgrade && dataPackagesCount > 0) { 2927 MetricsLogger.histogram(null, "ota_package_manager_data_app_avg_scan_time", 2928 ((int) dataScanTime) / dataPackagesCount); 2929 } 2930 } 2931 mExpectingBetter.clear(); 2932 2933 // Resolve the storage manager. 2934 mStorageManagerPackage = getStorageManagerPackageName(); 2935 2936 // Resolve protected action filters. Only the setup wizard is allowed to 2937 // have a high priority filter for these actions. 2938 mSetupWizardPackage = getSetupWizardPackageName(); 2939 if (mProtectedFilters.size() > 0) { 2940 if (DEBUG_FILTERS && mSetupWizardPackage == null) { 2941 Slog.i(TAG, "No setup wizard;" 2942 + " All protected intents capped to priority 0"); 2943 } 2944 for (ActivityIntentInfo filter : mProtectedFilters) { 2945 if (filter.activity.info.packageName.equals(mSetupWizardPackage)) { 2946 if (DEBUG_FILTERS) { 2947 Slog.i(TAG, "Found setup wizard;" 2948 + " allow priority " + filter.getPriority() + ";" 2949 + " package: " + filter.activity.info.packageName 2950 + " activity: " + filter.activity.className 2951 + " priority: " + filter.getPriority()); 2952 } 2953 // skip setup wizard; allow it to keep the high priority filter 2954 continue; 2955 } 2956 if (DEBUG_FILTERS) { 2957 Slog.i(TAG, "Protected action; cap priority to 0;" 2958 + " package: " + filter.activity.info.packageName 2959 + " activity: " + filter.activity.className 2960 + " origPrio: " + filter.getPriority()); 2961 } 2962 filter.setPriority(0); 2963 } 2964 } 2965 mDeferProtectedFilters = false; 2966 mProtectedFilters.clear(); 2967 2968 // Now that we know all of the shared libraries, update all clients to have 2969 // the correct library paths. 2970 updateAllSharedLibrariesLPw(null); 2971 2972 for (SharedUserSetting setting : mSettings.getAllSharedUsersLPw()) { 2973 // NOTE: We ignore potential failures here during a system scan (like 2974 // the rest of the commands above) because there's precious little we 2975 // can do about it. A settings error is reported, though. 2976 final List<String> changedAbiCodePath = 2977 adjustCpuAbisForSharedUserLPw(setting.packages, null /*scannedPackage*/); 2978 if (changedAbiCodePath != null && changedAbiCodePath.size() > 0) { 2979 for (int i = changedAbiCodePath.size() - 1; i >= 0; --i) { 2980 final String codePathString = changedAbiCodePath.get(i); 2981 try { 2982 mInstaller.rmdex(codePathString, 2983 getDexCodeInstructionSet(getPreferredInstructionSet())); 2984 } catch (InstallerException ignored) { 2985 } 2986 } 2987 } 2988 } 2989 2990 // Now that we know all the packages we are keeping, 2991 // read and update their last usage times. 2992 mPackageUsage.read(mPackages); 2993 mCompilerStats.read(); 2994 2995 EventLog.writeEvent(EventLogTags.BOOT_PROGRESS_PMS_SCAN_END, 2996 SystemClock.uptimeMillis()); 2997 Slog.i(TAG, "Time to scan packages: " 2998 + ((SystemClock.uptimeMillis()-startTime)/1000f) 2999 + " seconds"); 3000 3001 // If the platform SDK has changed since the last time we booted, 3002 // we need to re-grant app permission to catch any new ones that 3003 // appear. This is really a hack, and means that apps can in some 3004 // cases get permissions that the user didn't initially explicitly 3005 // allow... it would be nice to have some better way to handle 3006 // this situation. 3007 final boolean sdkUpdated = (ver.sdkVersion != mSdkVersion); 3008 if (sdkUpdated) { 3009 Slog.i(TAG, "Platform changed from " + ver.sdkVersion + " to " 3010 + mSdkVersion + "; regranting permissions for internal storage"); 3011 } 3012 mPermissionManager.updateAllPermissions( 3013 StorageManager.UUID_PRIVATE_INTERNAL, sdkUpdated, mPackages.values(), 3014 mPermissionCallback); 3015 ver.sdkVersion = mSdkVersion; 3016 3017 // If this is the first boot or an update from pre-M, and it is a normal 3018 // boot, then we need to initialize the default preferred apps across 3019 // all defined users. 3020 if (!onlyCore && (mPromoteSystemApps || mFirstBoot)) { 3021 for (UserInfo user : sUserManager.getUsers(true)) { 3022 mSettings.applyDefaultPreferredAppsLPw(this, user.id); 3023 applyFactoryDefaultBrowserLPw(user.id); 3024 primeDomainVerificationsLPw(user.id); 3025 } 3026 } 3027 3028 // Prepare storage for system user really early during boot, 3029 // since core system apps like SettingsProvider and SystemUI 3030 // can't wait for user to start 3031 final int storageFlags; 3032 if (StorageManager.isFileEncryptedNativeOrEmulated()) { 3033 storageFlags = StorageManager.FLAG_STORAGE_DE; 3034 } else { 3035 storageFlags = StorageManager.FLAG_STORAGE_DE | StorageManager.FLAG_STORAGE_CE; 3036 } 3037 List<String> deferPackages = reconcileAppsDataLI(StorageManager.UUID_PRIVATE_INTERNAL, 3038 UserHandle.USER_SYSTEM, storageFlags, true /* migrateAppData */, 3039 true /* onlyCoreApps */); 3040 mPrepareAppDataFuture = SystemServerInitThreadPool.get().submit(() -> { 3041 TimingsTraceLog traceLog = new TimingsTraceLog("SystemServerTimingAsync", 3042 Trace.TRACE_TAG_PACKAGE_MANAGER); 3043 traceLog.traceBegin("AppDataFixup"); 3044 try { 3045 mInstaller.fixupAppData(StorageManager.UUID_PRIVATE_INTERNAL, 3046 StorageManager.FLAG_STORAGE_DE | StorageManager.FLAG_STORAGE_CE); 3047 } catch (InstallerException e) { 3048 Slog.w(TAG, "Trouble fixing GIDs", e); 3049 } 3050 traceLog.traceEnd(); 3051 3052 traceLog.traceBegin("AppDataPrepare"); 3053 if (deferPackages == null || deferPackages.isEmpty()) { 3054 return; 3055 } 3056 int count = 0; 3057 for (String pkgName : deferPackages) { 3058 PackageParser.Package pkg = null; 3059 synchronized (mPackages) { 3060 PackageSetting ps = mSettings.getPackageLPr(pkgName); 3061 if (ps != null && ps.getInstalled(UserHandle.USER_SYSTEM)) { 3062 pkg = ps.pkg; 3063 } 3064 } 3065 if (pkg != null) { 3066 synchronized (mInstallLock) { 3067 prepareAppDataAndMigrateLIF(pkg, UserHandle.USER_SYSTEM, storageFlags, 3068 true /* maybeMigrateAppData */); 3069 } 3070 count++; 3071 } 3072 } 3073 traceLog.traceEnd(); 3074 Slog.i(TAG, "Deferred reconcileAppsData finished " + count + " packages"); 3075 }, "prepareAppData"); 3076 3077 // If this is first boot after an OTA, and a normal boot, then 3078 // we need to clear code cache directories. 3079 // Note that we do *not* clear the application profiles. These remain valid 3080 // across OTAs and are used to drive profile verification (post OTA) and 3081 // profile compilation (without waiting to collect a fresh set of profiles). 3082 if (mIsUpgrade && !onlyCore) { 3083 Slog.i(TAG, "Build fingerprint changed; clearing code caches"); 3084 for (int i = 0; i < mSettings.mPackages.size(); i++) { 3085 final PackageSetting ps = mSettings.mPackages.valueAt(i); 3086 if (Objects.equals(StorageManager.UUID_PRIVATE_INTERNAL, ps.volumeUuid)) { 3087 // No apps are running this early, so no need to freeze 3088 clearAppDataLIF(ps.pkg, UserHandle.USER_ALL, 3089 StorageManager.FLAG_STORAGE_DE | StorageManager.FLAG_STORAGE_CE 3090 | Installer.FLAG_CLEAR_CODE_CACHE_ONLY); 3091 } 3092 } 3093 ver.fingerprint = Build.FINGERPRINT; 3094 } 3095 3096 checkDefaultBrowser(); 3097 3098 // clear only after permissions and other defaults have been updated 3099 mExistingSystemPackages.clear(); 3100 mPromoteSystemApps = false; 3101 3102 // All the changes are done during package scanning. 3103 ver.databaseVersion = Settings.CURRENT_DATABASE_VERSION; 3104 3105 // can downgrade to reader 3106 Trace.traceBegin(TRACE_TAG_PACKAGE_MANAGER, "write settings"); 3107 mSettings.writeLPr(); 3108 Trace.traceEnd(TRACE_TAG_PACKAGE_MANAGER); 3109 EventLog.writeEvent(EventLogTags.BOOT_PROGRESS_PMS_READY, 3110 SystemClock.uptimeMillis()); 3111 3112 if (!mOnlyCore) { 3113 mRequiredVerifierPackage = getRequiredButNotReallyRequiredVerifierLPr(); 3114 mRequiredInstallerPackage = getRequiredInstallerLPr(); 3115 mRequiredUninstallerPackage = getRequiredUninstallerLPr(); 3116 mIntentFilterVerifierComponent = getIntentFilterVerifierComponentNameLPr(); 3117 if (mIntentFilterVerifierComponent != null) { 3118 mIntentFilterVerifier = new IntentVerifierProxy(mContext, 3119 mIntentFilterVerifierComponent); 3120 } else { 3121 mIntentFilterVerifier = null; 3122 } 3123 mServicesSystemSharedLibraryPackageName = getRequiredSharedLibraryLPr( 3124 PackageManager.SYSTEM_SHARED_LIBRARY_SERVICES, 3125 SharedLibraryInfo.VERSION_UNDEFINED); 3126 mSharedSystemSharedLibraryPackageName = getRequiredSharedLibraryLPr( 3127 PackageManager.SYSTEM_SHARED_LIBRARY_SHARED, 3128 SharedLibraryInfo.VERSION_UNDEFINED); 3129 } else { 3130 mRequiredVerifierPackage = null; 3131 mRequiredInstallerPackage = null; 3132 mRequiredUninstallerPackage = null; 3133 mIntentFilterVerifierComponent = null; 3134 mIntentFilterVerifier = null; 3135 mServicesSystemSharedLibraryPackageName = null; 3136 mSharedSystemSharedLibraryPackageName = null; 3137 } 3138 3139 mInstallerService = new PackageInstallerService(context, this); 3140 final Pair<ComponentName, String> instantAppResolverComponent = 3141 getInstantAppResolverLPr(); 3142 if (instantAppResolverComponent != null) { 3143 if (DEBUG_INSTANT) { 3144 Slog.d(TAG, "Set ephemeral resolver: " + instantAppResolverComponent); 3145 } 3146 mInstantAppResolverConnection = new InstantAppResolverConnection( 3147 mContext, instantAppResolverComponent.first, 3148 instantAppResolverComponent.second); 3149 mInstantAppResolverSettingsComponent = 3150 getInstantAppResolverSettingsLPr(instantAppResolverComponent.first); 3151 } else { 3152 mInstantAppResolverConnection = null; 3153 mInstantAppResolverSettingsComponent = null; 3154 } 3155 updateInstantAppInstallerLocked(null); 3156 3157 // Read and update the usage of dex files. 3158 // Do this at the end of PM init so that all the packages have their 3159 // data directory reconciled. 3160 // At this point we know the code paths of the packages, so we can validate 3161 // the disk file and build the internal cache. 3162 // The usage file is expected to be small so loading and verifying it 3163 // should take a fairly small time compare to the other activities (e.g. package 3164 // scanning). 3165 final Map<Integer, List<PackageInfo>> userPackages = new HashMap<>(); 3166 final int[] currentUserIds = UserManagerService.getInstance().getUserIds(); 3167 for (int userId : currentUserIds) { 3168 userPackages.put(userId, getInstalledPackages(/*flags*/ 0, userId).getList()); 3169 } 3170 mDexManager.load(userPackages); 3171 if (mIsUpgrade) { 3172 MetricsLogger.histogram(null, "ota_package_manager_init_time", 3173 (int) (SystemClock.uptimeMillis() - startTime)); 3174 } 3175 } // synchronized (mPackages) 3176 } // synchronized (mInstallLock) 3177 3178 // Now after opening every single application zip, make sure they 3179 // are all flushed. Not really needed, but keeps things nice and 3180 // tidy. 3181 Trace.traceBegin(TRACE_TAG_PACKAGE_MANAGER, "GC"); 3182 Runtime.getRuntime().gc(); 3183 Trace.traceEnd(TRACE_TAG_PACKAGE_MANAGER); 3184 3185 Trace.traceBegin(TRACE_TAG_PACKAGE_MANAGER, "loadFallbacks"); 3186 FallbackCategoryProvider.loadFallbacks(); 3187 Trace.traceEnd(TRACE_TAG_PACKAGE_MANAGER); 3188 3189 // The initial scanning above does many calls into installd while 3190 // holding the mPackages lock, but we're mostly interested in yelling 3191 // once we have a booted system. 3192 mInstaller.setWarnIfHeld(mPackages); 3193 3194 Trace.traceEnd(TRACE_TAG_PACKAGE_MANAGER); 3195 } 3196 3197 /** 3198 * Uncompress and install stub applications. 3199 * <p>In order to save space on the system partition, some applications are shipped in a 3200 * compressed form. In addition the compressed bits for the full application, the 3201 * system image contains a tiny stub comprised of only the Android manifest. 3202 * <p>During the first boot, attempt to uncompress and install the full application. If 3203 * the application can't be installed for any reason, disable the stub and prevent 3204 * uncompressing the full application during future boots. 3205 * <p>In order to forcefully attempt an installation of a full application, go to app 3206 * settings and enable the application. 3207 */ 3208 private void decompressSystemApplications(@NonNull List<String> stubSystemApps, int scanFlags) { 3209 for (int i = stubSystemApps.size() - 1; i >= 0; --i) { 3210 final String pkgName = stubSystemApps.get(i); 3211 // skip if the system package is already disabled 3212 if (mSettings.isDisabledSystemPackageLPr(pkgName)) { 3213 stubSystemApps.remove(i); 3214 continue; 3215 } 3216 // skip if the package isn't installed (?!); this should never happen 3217 final PackageParser.Package pkg = mPackages.get(pkgName); 3218 if (pkg == null) { 3219 stubSystemApps.remove(i); 3220 continue; 3221 } 3222 // skip if the package has been disabled by the user 3223 final PackageSetting ps = mSettings.mPackages.get(pkgName); 3224 if (ps != null) { 3225 final int enabledState = ps.getEnabled(UserHandle.USER_SYSTEM); 3226 if (enabledState == PackageManager.COMPONENT_ENABLED_STATE_DISABLED_USER) { 3227 stubSystemApps.remove(i); 3228 continue; 3229 } 3230 } 3231 3232 if (DEBUG_COMPRESSION) { 3233 Slog.i(TAG, "Uncompressing system stub; pkg: " + pkgName); 3234 } 3235 3236 // uncompress the binary to its eventual destination on /data 3237 final File scanFile = decompressPackage(pkg); 3238 if (scanFile == null) { 3239 continue; 3240 } 3241 3242 // install the package to replace the stub on /system 3243 try { 3244 mSettings.disableSystemPackageLPw(pkgName, true /*replaced*/); 3245 removePackageLI(pkg, true /*chatty*/); 3246 scanPackageTracedLI(scanFile, 0 /*reparseFlags*/, scanFlags, 0, null); 3247 ps.setEnabled(PackageManager.COMPONENT_ENABLED_STATE_DEFAULT, 3248 UserHandle.USER_SYSTEM, "android"); 3249 stubSystemApps.remove(i); 3250 continue; 3251 } catch (PackageManagerException e) { 3252 Slog.e(TAG, "Failed to parse uncompressed system package: " + e.getMessage()); 3253 } 3254 3255 // any failed attempt to install the package will be cleaned up later 3256 } 3257 3258 // disable any stub still left; these failed to install the full application 3259 for (int i = stubSystemApps.size() - 1; i >= 0; --i) { 3260 final String pkgName = stubSystemApps.get(i); 3261 final PackageSetting ps = mSettings.mPackages.get(pkgName); 3262 ps.setEnabled(PackageManager.COMPONENT_ENABLED_STATE_DISABLED, 3263 UserHandle.USER_SYSTEM, "android"); 3264 logCriticalInfo(Log.ERROR, "Stub disabled; pkg: " + pkgName); 3265 } 3266 } 3267 3268 /** 3269 * Decompresses the given package on the system image onto 3270 * the /data partition. 3271 * @return The directory the package was decompressed into. Otherwise, {@code null}. 3272 */ 3273 private File decompressPackage(PackageParser.Package pkg) { 3274 final File[] compressedFiles = getCompressedFiles(pkg.codePath); 3275 if (compressedFiles == null || compressedFiles.length == 0) { 3276 if (DEBUG_COMPRESSION) { 3277 Slog.i(TAG, "No files to decompress: " + pkg.baseCodePath); 3278 } 3279 return null; 3280 } 3281 final File dstCodePath = 3282 getNextCodePath(Environment.getDataAppDirectory(null), pkg.packageName); 3283 int ret = PackageManager.INSTALL_SUCCEEDED; 3284 try { 3285 Os.mkdir(dstCodePath.getAbsolutePath(), 0755); 3286 Os.chmod(dstCodePath.getAbsolutePath(), 0755); 3287 for (File srcFile : compressedFiles) { 3288 final String srcFileName = srcFile.getName(); 3289 final String dstFileName = srcFileName.substring( 3290 0, srcFileName.length() - COMPRESSED_EXTENSION.length()); 3291 final File dstFile = new File(dstCodePath, dstFileName); 3292 ret = decompressFile(srcFile, dstFile); 3293 if (ret != PackageManager.INSTALL_SUCCEEDED) { 3294 logCriticalInfo(Log.ERROR, "Failed to decompress" 3295 + "; pkg: " + pkg.packageName 3296 + ", file: " + dstFileName); 3297 break; 3298 } 3299 } 3300 } catch (ErrnoException e) { 3301 logCriticalInfo(Log.ERROR, "Failed to decompress" 3302 + "; pkg: " + pkg.packageName 3303 + ", err: " + e.errno); 3304 } 3305 if (ret == PackageManager.INSTALL_SUCCEEDED) { 3306 final File libraryRoot = new File(dstCodePath, LIB_DIR_NAME); 3307 NativeLibraryHelper.Handle handle = null; 3308 try { 3309 handle = NativeLibraryHelper.Handle.create(dstCodePath); 3310 ret = NativeLibraryHelper.copyNativeBinariesWithOverride(handle, libraryRoot, 3311 null /*abiOverride*/); 3312 } catch (IOException e) { 3313 logCriticalInfo(Log.ERROR, "Failed to extract native libraries" 3314 + "; pkg: " + pkg.packageName); 3315 ret = PackageManager.INSTALL_FAILED_INTERNAL_ERROR; 3316 } finally { 3317 IoUtils.closeQuietly(handle); 3318 } 3319 } 3320 if (ret != PackageManager.INSTALL_SUCCEEDED) { 3321 if (dstCodePath == null || !dstCodePath.exists()) { 3322 return null; 3323 } 3324 removeCodePathLI(dstCodePath); 3325 return null; 3326 } 3327 3328 return dstCodePath; 3329 } 3330 3331 private void updateInstantAppInstallerLocked(String modifiedPackage) { 3332 // we're only interested in updating the installer appliction when 1) it's not 3333 // already set or 2) the modified package is the installer 3334 if (mInstantAppInstallerActivity != null 3335 && !mInstantAppInstallerActivity.getComponentName().getPackageName() 3336 .equals(modifiedPackage)) { 3337 return; 3338 } 3339 setUpInstantAppInstallerActivityLP(getInstantAppInstallerLPr()); 3340 } 3341 3342 private static File preparePackageParserCache(boolean isUpgrade) { 3343 if (!DEFAULT_PACKAGE_PARSER_CACHE_ENABLED) { 3344 return null; 3345 } 3346 3347 // Disable package parsing on eng builds to allow for faster incremental development. 3348 if (Build.IS_ENG) { 3349 return null; 3350 } 3351 3352 if (SystemProperties.getBoolean("pm.boot.disable_package_cache", false)) { 3353 Slog.i(TAG, "Disabling package parser cache due to system property."); 3354 return null; 3355 } 3356 3357 // The base directory for the package parser cache lives under /data/system/. 3358 final File cacheBaseDir = FileUtils.createDir(Environment.getDataSystemDirectory(), 3359 "package_cache"); 3360 if (cacheBaseDir == null) { 3361 return null; 3362 } 3363 3364 // If this is a system upgrade scenario, delete the contents of the package cache dir. 3365 // This also serves to "GC" unused entries when the package cache version changes (which 3366 // can only happen during upgrades). 3367 if (isUpgrade) { 3368 FileUtils.deleteContents(cacheBaseDir); 3369 } 3370 3371 3372 // Return the versioned package cache directory. This is something like 3373 // "/data/system/package_cache/1" 3374 File cacheDir = FileUtils.createDir(cacheBaseDir, PACKAGE_PARSER_CACHE_VERSION); 3375 3376 // The following is a workaround to aid development on non-numbered userdebug 3377 // builds or cases where "adb sync" is used on userdebug builds. If we detect that 3378 // the system partition is newer. 3379 // 3380 // NOTE: When no BUILD_NUMBER is set by the build system, it defaults to a build 3381 // that starts with "eng." to signify that this is an engineering build and not 3382 // destined for release. 3383 if (Build.IS_USERDEBUG && Build.VERSION.INCREMENTAL.startsWith("eng.")) { 3384 Slog.w(TAG, "Wiping cache directory because the system partition changed."); 3385 3386 // Heuristic: If the /system directory has been modified recently due to an "adb sync" 3387 // or a regular make, then blow away the cache. Note that mtimes are *NOT* reliable 3388 // in general and should not be used for production changes. In this specific case, 3389 // we know that they will work. 3390 File frameworkDir = new File(Environment.getRootDirectory(), "framework"); 3391 if (cacheDir.lastModified() < frameworkDir.lastModified()) { 3392 FileUtils.deleteContents(cacheBaseDir); 3393 cacheDir = FileUtils.createDir(cacheBaseDir, PACKAGE_PARSER_CACHE_VERSION); 3394 } 3395 } 3396 3397 return cacheDir; 3398 } 3399 3400 @Override 3401 public boolean isFirstBoot() { 3402 // allow instant applications 3403 return mFirstBoot; 3404 } 3405 3406 @Override 3407 public boolean isOnlyCoreApps() { 3408 // allow instant applications 3409 return mOnlyCore; 3410 } 3411 3412 @Override 3413 public boolean isUpgrade() { 3414 // allow instant applications 3415 // The system property allows testing ota flow when upgraded to the same image. 3416 return mIsUpgrade || SystemProperties.getBoolean( 3417 "persist.pm.mock-upgrade", false /* default */); 3418 } 3419 3420 private @Nullable String getRequiredButNotReallyRequiredVerifierLPr() { 3421 final Intent intent = new Intent(Intent.ACTION_PACKAGE_NEEDS_VERIFICATION); 3422 3423 final List<ResolveInfo> matches = queryIntentReceiversInternal(intent, PACKAGE_MIME_TYPE, 3424 MATCH_SYSTEM_ONLY | MATCH_DIRECT_BOOT_AWARE | MATCH_DIRECT_BOOT_UNAWARE, 3425 UserHandle.USER_SYSTEM, false /*allowDynamicSplits*/); 3426 if (matches.size() == 1) { 3427 return matches.get(0).getComponentInfo().packageName; 3428 } else if (matches.size() == 0) { 3429 Log.e(TAG, "There should probably be a verifier, but, none were found"); 3430 return null; 3431 } 3432 throw new RuntimeException("There must be exactly one verifier; found " + matches); 3433 } 3434 3435 private @NonNull String getRequiredSharedLibraryLPr(String name, int version) { 3436 synchronized (mPackages) { 3437 SharedLibraryEntry libraryEntry = getSharedLibraryEntryLPr(name, version); 3438 if (libraryEntry == null) { 3439 throw new IllegalStateException("Missing required shared library:" + name); 3440 } 3441 return libraryEntry.apk; 3442 } 3443 } 3444 3445 private @NonNull String getRequiredInstallerLPr() { 3446 final Intent intent = new Intent(Intent.ACTION_INSTALL_PACKAGE); 3447 intent.addCategory(Intent.CATEGORY_DEFAULT); 3448 intent.setDataAndType(Uri.fromFile(new File("foo.apk")), PACKAGE_MIME_TYPE); 3449 3450 final List<ResolveInfo> matches = queryIntentActivitiesInternal(intent, PACKAGE_MIME_TYPE, 3451 MATCH_SYSTEM_ONLY | MATCH_DIRECT_BOOT_AWARE | MATCH_DIRECT_BOOT_UNAWARE, 3452 UserHandle.USER_SYSTEM); 3453 if (matches.size() == 1) { 3454 ResolveInfo resolveInfo = matches.get(0); 3455 if (!resolveInfo.activityInfo.applicationInfo.isPrivilegedApp()) { 3456 throw new RuntimeException("The installer must be a privileged app"); 3457 } 3458 return matches.get(0).getComponentInfo().packageName; 3459 } else { 3460 throw new RuntimeException("There must be exactly one installer; found " + matches); 3461 } 3462 } 3463 3464 private @NonNull String getRequiredUninstallerLPr() { 3465 final Intent intent = new Intent(Intent.ACTION_UNINSTALL_PACKAGE); 3466 intent.addCategory(Intent.CATEGORY_DEFAULT); 3467 intent.setData(Uri.fromParts(PACKAGE_SCHEME, "foo.bar", null)); 3468 3469 final ResolveInfo resolveInfo = resolveIntent(intent, null, 3470 MATCH_SYSTEM_ONLY | MATCH_DIRECT_BOOT_AWARE | MATCH_DIRECT_BOOT_UNAWARE, 3471 UserHandle.USER_SYSTEM); 3472 if (resolveInfo == null || 3473 mResolveActivity.name.equals(resolveInfo.getComponentInfo().name)) { 3474 throw new RuntimeException("There must be exactly one uninstaller; found " 3475 + resolveInfo); 3476 } 3477 return resolveInfo.getComponentInfo().packageName; 3478 } 3479 3480 private @NonNull ComponentName getIntentFilterVerifierComponentNameLPr() { 3481 final Intent intent = new Intent(Intent.ACTION_INTENT_FILTER_NEEDS_VERIFICATION); 3482 3483 final List<ResolveInfo> matches = queryIntentReceiversInternal(intent, PACKAGE_MIME_TYPE, 3484 MATCH_SYSTEM_ONLY | MATCH_DIRECT_BOOT_AWARE | MATCH_DIRECT_BOOT_UNAWARE, 3485 UserHandle.USER_SYSTEM, false /*allowDynamicSplits*/); 3486 ResolveInfo best = null; 3487 final int N = matches.size(); 3488 for (int i = 0; i < N; i++) { 3489 final ResolveInfo cur = matches.get(i); 3490 final String packageName = cur.getComponentInfo().packageName; 3491 if (checkPermission(android.Manifest.permission.INTENT_FILTER_VERIFICATION_AGENT, 3492 packageName, UserHandle.USER_SYSTEM) != PackageManager.PERMISSION_GRANTED) { 3493 continue; 3494 } 3495 3496 if (best == null || cur.priority > best.priority) { 3497 best = cur; 3498 } 3499 } 3500 3501 if (best != null) { 3502 return best.getComponentInfo().getComponentName(); 3503 } 3504 Slog.w(TAG, "Intent filter verifier not found"); 3505 return null; 3506 } 3507 3508 @Override 3509 public @Nullable ComponentName getInstantAppResolverComponent() { 3510 if (getInstantAppPackageName(Binder.getCallingUid()) != null) { 3511 return null; 3512 } 3513 synchronized (mPackages) { 3514 final Pair<ComponentName, String> instantAppResolver = getInstantAppResolverLPr(); 3515 if (instantAppResolver == null) { 3516 return null; 3517 } 3518 return instantAppResolver.first; 3519 } 3520 } 3521 3522 private @Nullable Pair<ComponentName, String> getInstantAppResolverLPr() { 3523 final String[] packageArray = 3524 mContext.getResources().getStringArray(R.array.config_ephemeralResolverPackage); 3525 if (packageArray.length == 0 && !Build.IS_DEBUGGABLE) { 3526 if (DEBUG_INSTANT) { 3527 Slog.d(TAG, "Ephemeral resolver NOT found; empty package list"); 3528 } 3529 return null; 3530 } 3531 3532 final int callingUid = Binder.getCallingUid(); 3533 final int resolveFlags = 3534 MATCH_DIRECT_BOOT_AWARE 3535 | MATCH_DIRECT_BOOT_UNAWARE 3536 | (!Build.IS_DEBUGGABLE ? MATCH_SYSTEM_ONLY : 0); 3537 String actionName = Intent.ACTION_RESOLVE_INSTANT_APP_PACKAGE; 3538 final Intent resolverIntent = new Intent(actionName); 3539 List<ResolveInfo> resolvers = queryIntentServicesInternal(resolverIntent, null, 3540 resolveFlags, UserHandle.USER_SYSTEM, callingUid, false /*includeInstantApps*/); 3541 final int N = resolvers.size(); 3542 if (N == 0) { 3543 if (DEBUG_INSTANT) { 3544 Slog.d(TAG, "Ephemeral resolver NOT found; no matching intent filters"); 3545 } 3546 return null; 3547 } 3548 3549 final Set<String> possiblePackages = new ArraySet<>(Arrays.asList(packageArray)); 3550 for (int i = 0; i < N; i++) { 3551 final ResolveInfo info = resolvers.get(i); 3552 3553 if (info.serviceInfo == null) { 3554 continue; 3555 } 3556 3557 final String packageName = info.serviceInfo.packageName; 3558 if (!possiblePackages.contains(packageName) && !Build.IS_DEBUGGABLE) { 3559 if (DEBUG_INSTANT) { 3560 Slog.d(TAG, "Ephemeral resolver not in allowed package list;" 3561 + " pkg: " + packageName + ", info:" + info); 3562 } 3563 continue; 3564 } 3565 3566 if (DEBUG_INSTANT) { 3567 Slog.v(TAG, "Ephemeral resolver found;" 3568 + " pkg: " + packageName + ", info:" + info); 3569 } 3570 return new Pair<>(new ComponentName(packageName, info.serviceInfo.name), actionName); 3571 } 3572 if (DEBUG_INSTANT) { 3573 Slog.v(TAG, "Ephemeral resolver NOT found"); 3574 } 3575 return null; 3576 } 3577 3578 private @Nullable ActivityInfo getInstantAppInstallerLPr() { 3579 String[] orderedActions = Build.IS_ENG 3580 ? new String[]{ 3581 Intent.ACTION_INSTALL_INSTANT_APP_PACKAGE + "_TEST", 3582 Intent.ACTION_INSTALL_INSTANT_APP_PACKAGE} 3583 : new String[]{ 3584 Intent.ACTION_INSTALL_INSTANT_APP_PACKAGE}; 3585 3586 final int resolveFlags = 3587 MATCH_DIRECT_BOOT_AWARE 3588 | MATCH_DIRECT_BOOT_UNAWARE 3589 | Intent.FLAG_IGNORE_EPHEMERAL 3590 | (!Build.IS_ENG ? MATCH_SYSTEM_ONLY : 0); 3591 final Intent intent = new Intent(); 3592 intent.addCategory(Intent.CATEGORY_DEFAULT); 3593 intent.setDataAndType(Uri.fromFile(new File("foo.apk")), PACKAGE_MIME_TYPE); 3594 List<ResolveInfo> matches = null; 3595 for (String action : orderedActions) { 3596 intent.setAction(action); 3597 matches = queryIntentActivitiesInternal(intent, PACKAGE_MIME_TYPE, 3598 resolveFlags, UserHandle.USER_SYSTEM); 3599 if (matches.isEmpty()) { 3600 if (DEBUG_INSTANT) { 3601 Slog.d(TAG, "Instant App installer not found with " + action); 3602 } 3603 } else { 3604 break; 3605 } 3606 } 3607 Iterator<ResolveInfo> iter = matches.iterator(); 3608 while (iter.hasNext()) { 3609 final ResolveInfo rInfo = iter.next(); 3610 final PackageSetting ps = mSettings.mPackages.get(rInfo.activityInfo.packageName); 3611 if (ps != null) { 3612 final PermissionsState permissionsState = ps.getPermissionsState(); 3613 if (permissionsState.hasPermission(Manifest.permission.INSTALL_PACKAGES, 0) 3614 || Build.IS_ENG) { 3615 continue; 3616 } 3617 } 3618 iter.remove(); 3619 } 3620 if (matches.size() == 0) { 3621 return null; 3622 } else if (matches.size() == 1) { 3623 return (ActivityInfo) matches.get(0).getComponentInfo(); 3624 } else { 3625 throw new RuntimeException( 3626 "There must be at most one ephemeral installer; found " + matches); 3627 } 3628 } 3629 3630 private @Nullable ComponentName getInstantAppResolverSettingsLPr( 3631 @NonNull ComponentName resolver) { 3632 final Intent intent = new Intent(Intent.ACTION_INSTANT_APP_RESOLVER_SETTINGS) 3633 .addCategory(Intent.CATEGORY_DEFAULT) 3634 .setPackage(resolver.getPackageName()); 3635 final int resolveFlags = MATCH_DIRECT_BOOT_AWARE | MATCH_DIRECT_BOOT_UNAWARE; 3636 List<ResolveInfo> matches = queryIntentActivitiesInternal(intent, null, resolveFlags, 3637 UserHandle.USER_SYSTEM); 3638 if (matches.isEmpty()) { 3639 return null; 3640 } 3641 return matches.get(0).getComponentInfo().getComponentName(); 3642 } 3643 3644 private void primeDomainVerificationsLPw(int userId) { 3645 if (DEBUG_DOMAIN_VERIFICATION) { 3646 Slog.d(TAG, "Priming domain verifications in user " + userId); 3647 } 3648 3649 SystemConfig systemConfig = SystemConfig.getInstance(); 3650 ArraySet<String> packages = systemConfig.getLinkedApps(); 3651 3652 for (String packageName : packages) { 3653 PackageParser.Package pkg = mPackages.get(packageName); 3654 if (pkg != null) { 3655 if (!pkg.isSystem()) { 3656 Slog.w(TAG, "Non-system app '" + packageName + "' in sysconfig <app-link>"); 3657 continue; 3658 } 3659 3660 ArraySet<String> domains = null; 3661 for (PackageParser.Activity a : pkg.activities) { 3662 for (ActivityIntentInfo filter : a.intents) { 3663 if (hasValidDomains(filter)) { 3664 if (domains == null) { 3665 domains = new ArraySet<String>(); 3666 } 3667 domains.addAll(filter.getHostsList()); 3668 } 3669 } 3670 } 3671 3672 if (domains != null && domains.size() > 0) { 3673 if (DEBUG_DOMAIN_VERIFICATION) { 3674 Slog.v(TAG, " + " + packageName); 3675 } 3676 // 'Undefined' in the global IntentFilterVerificationInfo, i.e. the usual 3677 // state w.r.t. the formal app-linkage "no verification attempted" state; 3678 // and then 'always' in the per-user state actually used for intent resolution. 3679 final IntentFilterVerificationInfo ivi; 3680 ivi = mSettings.createIntentFilterVerificationIfNeededLPw(packageName, domains); 3681 ivi.setStatus(INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_UNDEFINED); 3682 mSettings.updateIntentFilterVerificationStatusLPw(packageName, 3683 INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_ALWAYS, userId); 3684 } else { 3685 Slog.w(TAG, "Sysconfig <app-link> package '" + packageName 3686 + "' does not handle web links"); 3687 } 3688 } else { 3689 Slog.w(TAG, "Unknown package " + packageName + " in sysconfig <app-link>"); 3690 } 3691 } 3692 3693 scheduleWritePackageRestrictionsLocked(userId); 3694 scheduleWriteSettingsLocked(); 3695 } 3696 3697 private void applyFactoryDefaultBrowserLPw(int userId) { 3698 // The default browser app's package name is stored in a string resource, 3699 // with a product-specific overlay used for vendor customization. 3700 String browserPkg = mContext.getResources().getString( 3701 com.android.internal.R.string.default_browser); 3702 if (!TextUtils.isEmpty(browserPkg)) { 3703 // non-empty string => required to be a known package 3704 PackageSetting ps = mSettings.mPackages.get(browserPkg); 3705 if (ps == null) { 3706 Slog.e(TAG, "Product default browser app does not exist: " + browserPkg); 3707 browserPkg = null; 3708 } else { 3709 mSettings.setDefaultBrowserPackageNameLPw(browserPkg, userId); 3710 } 3711 } 3712 3713 // Nothing valid explicitly set? Make the factory-installed browser the explicit 3714 // default. If there's more than one, just leave everything alone. 3715 if (browserPkg == null) { 3716 calculateDefaultBrowserLPw(userId); 3717 } 3718 } 3719 3720 private void calculateDefaultBrowserLPw(int userId) { 3721 List<String> allBrowsers = resolveAllBrowserApps(userId); 3722 final String browserPkg = (allBrowsers.size() == 1) ? allBrowsers.get(0) : null; 3723 mSettings.setDefaultBrowserPackageNameLPw(browserPkg, userId); 3724 } 3725 3726 private List<String> resolveAllBrowserApps(int userId) { 3727 // Resolve the canonical browser intent and check that the handleAllWebDataURI boolean is set 3728 List<ResolveInfo> list = queryIntentActivitiesInternal(sBrowserIntent, null, 3729 PackageManager.MATCH_ALL, userId); 3730 3731 final int count = list.size(); 3732 List<String> result = new ArrayList<String>(count); 3733 for (int i=0; i<count; i++) { 3734 ResolveInfo info = list.get(i); 3735 if (info.activityInfo == null 3736 || !info.handleAllWebDataURI 3737 || (info.activityInfo.applicationInfo.flags & ApplicationInfo.FLAG_SYSTEM) == 0 3738 || result.contains(info.activityInfo.packageName)) { 3739 continue; 3740 } 3741 result.add(info.activityInfo.packageName); 3742 } 3743 3744 return result; 3745 } 3746 3747 private boolean packageIsBrowser(String packageName, int userId) { 3748 List<ResolveInfo> list = queryIntentActivitiesInternal(sBrowserIntent, null, 3749 PackageManager.MATCH_ALL, userId); 3750 final int N = list.size(); 3751 for (int i = 0; i < N; i++) { 3752 ResolveInfo info = list.get(i); 3753 if (info.priority >= 0 && packageName.equals(info.activityInfo.packageName)) { 3754 return true; 3755 } 3756 } 3757 return false; 3758 } 3759 3760 private void checkDefaultBrowser() { 3761 final int myUserId = UserHandle.myUserId(); 3762 final String packageName = getDefaultBrowserPackageName(myUserId); 3763 if (packageName != null) { 3764 PackageInfo info = getPackageInfo(packageName, 0, myUserId); 3765 if (info == null) { 3766 Slog.w(TAG, "Default browser no longer installed: " + packageName); 3767 synchronized (mPackages) { 3768 applyFactoryDefaultBrowserLPw(myUserId); // leaves ambiguous when > 1 3769 } 3770 } 3771 } 3772 } 3773 3774 @Override 3775 public boolean onTransact(int code, Parcel data, Parcel reply, int flags) 3776 throws RemoteException { 3777 try { 3778 return super.onTransact(code, data, reply, flags); 3779 } catch (RuntimeException e) { 3780 if (!(e instanceof SecurityException) && !(e instanceof IllegalArgumentException)) { 3781 Slog.wtf(TAG, "Package Manager Crash", e); 3782 } 3783 throw e; 3784 } 3785 } 3786 3787 static int[] appendInts(int[] cur, int[] add) { 3788 if (add == null) return cur; 3789 if (cur == null) return add; 3790 final int N = add.length; 3791 for (int i=0; i<N; i++) { 3792 cur = appendInt(cur, add[i]); 3793 } 3794 return cur; 3795 } 3796 3797 /** 3798 * Returns whether or not a full application can see an instant application. 3799 * <p> 3800 * Currently, there are three cases in which this can occur: 3801 * <ol> 3802 * <li>The calling application is a "special" process. Special processes 3803 * are those with a UID < {@link Process#FIRST_APPLICATION_UID}.</li> 3804 * <li>The calling application has the permission 3805 * {@link android.Manifest.permission#ACCESS_INSTANT_APPS}.</li> 3806 * <li>The calling application is the default launcher on the 3807 * system partition.</li> 3808 * </ol> 3809 */ 3810 private boolean canViewInstantApps(int callingUid, int userId) { 3811 if (callingUid < Process.FIRST_APPLICATION_UID) { 3812 return true; 3813 } 3814 if (mContext.checkCallingOrSelfPermission( 3815 android.Manifest.permission.ACCESS_INSTANT_APPS) == PERMISSION_GRANTED) { 3816 return true; 3817 } 3818 if (mContext.checkCallingOrSelfPermission( 3819 android.Manifest.permission.VIEW_INSTANT_APPS) == PERMISSION_GRANTED) { 3820 final ComponentName homeComponent = getDefaultHomeActivity(userId); 3821 if (homeComponent != null 3822 && isCallerSameApp(homeComponent.getPackageName(), callingUid)) { 3823 return true; 3824 } 3825 } 3826 return false; 3827 } 3828 3829 private PackageInfo generatePackageInfo(PackageSetting ps, int flags, int userId) { 3830 if (!sUserManager.exists(userId)) return null; 3831 if (ps == null) { 3832 return null; 3833 } 3834 final int callingUid = Binder.getCallingUid(); 3835 // Filter out ephemeral app metadata: 3836 // * The system/shell/root can see metadata for any app 3837 // * An installed app can see metadata for 1) other installed apps 3838 // and 2) ephemeral apps that have explicitly interacted with it 3839 // * Ephemeral apps can only see their own data and exposed installed apps 3840 // * Holding a signature permission allows seeing instant apps 3841 if (filterAppAccessLPr(ps, callingUid, userId)) { 3842 return null; 3843 } 3844 3845 if ((flags & MATCH_UNINSTALLED_PACKAGES) != 0 3846 && ps.isSystem()) { 3847 flags |= MATCH_ANY_USER; 3848 } 3849 3850 final PackageUserState state = ps.readUserState(userId); 3851 PackageParser.Package p = ps.pkg; 3852 if (p != null) { 3853 final PermissionsState permissionsState = ps.getPermissionsState(); 3854 3855 // Compute GIDs only if requested 3856 final int[] gids = (flags & PackageManager.GET_GIDS) == 0 3857 ? EMPTY_INT_ARRAY : permissionsState.computeGids(userId); 3858 // Compute granted permissions only if package has requested permissions 3859 final Set<String> permissions = ArrayUtils.isEmpty(p.requestedPermissions) 3860 ? Collections.<String>emptySet() : permissionsState.getPermissions(userId); 3861 3862 PackageInfo packageInfo = PackageParser.generatePackageInfo(p, gids, flags, 3863 ps.firstInstallTime, ps.lastUpdateTime, permissions, state, userId); 3864 3865 if (packageInfo == null) { 3866 return null; 3867 } 3868 3869 packageInfo.packageName = packageInfo.applicationInfo.packageName = 3870 resolveExternalPackageNameLPr(p); 3871 3872 return packageInfo; 3873 } else if ((flags & MATCH_UNINSTALLED_PACKAGES) != 0 && state.isAvailable(flags)) { 3874 PackageInfo pi = new PackageInfo(); 3875 pi.packageName = ps.name; 3876 pi.setLongVersionCode(ps.versionCode); 3877 pi.sharedUserId = (ps.sharedUser != null) ? ps.sharedUser.name : null; 3878 pi.firstInstallTime = ps.firstInstallTime; 3879 pi.lastUpdateTime = ps.lastUpdateTime; 3880 3881 ApplicationInfo ai = new ApplicationInfo(); 3882 ai.packageName = ps.name; 3883 ai.uid = UserHandle.getUid(userId, ps.appId); 3884 ai.primaryCpuAbi = ps.primaryCpuAbiString; 3885 ai.secondaryCpuAbi = ps.secondaryCpuAbiString; 3886 ai.versionCode = ps.versionCode; 3887 ai.flags = ps.pkgFlags; 3888 ai.privateFlags = ps.pkgPrivateFlags; 3889 pi.applicationInfo = PackageParser.generateApplicationInfo(ai, flags, state, userId); 3890 3891 if (DEBUG_PACKAGE_INFO) Log.v(TAG, "ps.pkg is n/a for [" 3892 + ps.name + "]. Provides a minimum info."); 3893 return pi; 3894 } else { 3895 return null; 3896 } 3897 } 3898 3899 @Override 3900 public void checkPackageStartable(String packageName, int userId) { 3901 final int callingUid = Binder.getCallingUid(); 3902 if (getInstantAppPackageName(callingUid) != null) { 3903 throw new SecurityException("Instant applications don't have access to this method"); 3904 } 3905 final boolean userKeyUnlocked = StorageManager.isUserKeyUnlocked(userId); 3906 synchronized (mPackages) { 3907 final PackageSetting ps = mSettings.mPackages.get(packageName); 3908 if (ps == null || filterAppAccessLPr(ps, callingUid, userId)) { 3909 throw new SecurityException("Package " + packageName + " was not found!"); 3910 } 3911 3912 if (!ps.getInstalled(userId)) { 3913 throw new SecurityException( 3914 "Package " + packageName + " was not installed for user " + userId + "!"); 3915 } 3916 3917 if (mSafeMode && !ps.isSystem()) { 3918 throw new SecurityException("Package " + packageName + " not a system app!"); 3919 } 3920 3921 if (mFrozenPackages.contains(packageName)) { 3922 throw new SecurityException("Package " + packageName + " is currently frozen!"); 3923 } 3924 3925 if (!userKeyUnlocked && !ps.pkg.applicationInfo.isEncryptionAware()) { 3926 throw new SecurityException("Package " + packageName + " is not encryption aware!"); 3927 } 3928 } 3929 } 3930 3931 @Override 3932 public boolean isPackageAvailable(String packageName, int userId) { 3933 if (!sUserManager.exists(userId)) return false; 3934 final int callingUid = Binder.getCallingUid(); 3935 mPermissionManager.enforceCrossUserPermission(callingUid, userId, 3936 false /*requireFullPermission*/, false /*checkShell*/, "is package available"); 3937 synchronized (mPackages) { 3938 PackageParser.Package p = mPackages.get(packageName); 3939 if (p != null) { 3940 final PackageSetting ps = (PackageSetting) p.mExtras; 3941 if (filterAppAccessLPr(ps, callingUid, userId)) { 3942 return false; 3943 } 3944 if (ps != null) { 3945 final PackageUserState state = ps.readUserState(userId); 3946 if (state != null) { 3947 return PackageParser.isAvailable(state); 3948 } 3949 } 3950 } 3951 } 3952 return false; 3953 } 3954 3955 @Override 3956 public PackageInfo getPackageInfo(String packageName, int flags, int userId) { 3957 return getPackageInfoInternal(packageName, PackageManager.VERSION_CODE_HIGHEST, 3958 flags, Binder.getCallingUid(), userId); 3959 } 3960 3961 @Override 3962 public PackageInfo getPackageInfoVersioned(VersionedPackage versionedPackage, 3963 int flags, int userId) { 3964 return getPackageInfoInternal(versionedPackage.getPackageName(), 3965 versionedPackage.getLongVersionCode(), flags, Binder.getCallingUid(), userId); 3966 } 3967 3968 /** 3969 * Important: The provided filterCallingUid is used exclusively to filter out packages 3970 * that can be seen based on user state. It's typically the original caller uid prior 3971 * to clearing. Because it can only be provided by trusted code, it's value can be 3972 * trusted and will be used as-is; unlike userId which will be validated by this method. 3973 */ 3974 private PackageInfo getPackageInfoInternal(String packageName, long versionCode, 3975 int flags, int filterCallingUid, int userId) { 3976 if (!sUserManager.exists(userId)) return null; 3977 flags = updateFlagsForPackage(flags, userId, packageName); 3978 mPermissionManager.enforceCrossUserPermission(Binder.getCallingUid(), userId, 3979 false /* requireFullPermission */, false /* checkShell */, "get package info"); 3980 3981 // reader 3982 synchronized (mPackages) { 3983 // Normalize package name to handle renamed packages and static libs 3984 packageName = resolveInternalPackageNameLPr(packageName, versionCode); 3985 3986 final boolean matchFactoryOnly = (flags & MATCH_FACTORY_ONLY) != 0; 3987 if (matchFactoryOnly) { 3988 final PackageSetting ps = mSettings.getDisabledSystemPkgLPr(packageName); 3989 if (ps != null) { 3990 if (filterSharedLibPackageLPr(ps, filterCallingUid, userId, flags)) { 3991 return null; 3992 } 3993 if (filterAppAccessLPr(ps, filterCallingUid, userId)) { 3994 return null; 3995 } 3996 return generatePackageInfo(ps, flags, userId); 3997 } 3998 } 3999 4000 PackageParser.Package p = mPackages.get(packageName); 4001 if (matchFactoryOnly && p != null && !isSystemApp(p)) { 4002 return null; 4003 } 4004 if (DEBUG_PACKAGE_INFO) 4005 Log.v(TAG, "getPackageInfo " + packageName + ": " + p); 4006 if (p != null) { 4007 final PackageSetting ps = (PackageSetting) p.mExtras; 4008 if (filterSharedLibPackageLPr(ps, filterCallingUid, userId, flags)) { 4009 return null; 4010 } 4011 if (ps != null && filterAppAccessLPr(ps, filterCallingUid, userId)) { 4012 return null; 4013 } 4014 return generatePackageInfo((PackageSetting)p.mExtras, flags, userId); 4015 } 4016 if (!matchFactoryOnly && (flags & MATCH_KNOWN_PACKAGES) != 0) { 4017 final PackageSetting ps = mSettings.mPackages.get(packageName); 4018 if (ps == null) return null; 4019 if (filterSharedLibPackageLPr(ps, filterCallingUid, userId, flags)) { 4020 return null; 4021 } 4022 if (filterAppAccessLPr(ps, filterCallingUid, userId)) { 4023 return null; 4024 } 4025 return generatePackageInfo(ps, flags, userId); 4026 } 4027 } 4028 return null; 4029 } 4030 4031 private boolean isComponentVisibleToInstantApp(@Nullable ComponentName component) { 4032 if (isComponentVisibleToInstantApp(component, TYPE_ACTIVITY)) { 4033 return true; 4034 } 4035 if (isComponentVisibleToInstantApp(component, TYPE_SERVICE)) { 4036 return true; 4037 } 4038 if (isComponentVisibleToInstantApp(component, TYPE_PROVIDER)) { 4039 return true; 4040 } 4041 return false; 4042 } 4043 4044 private boolean isComponentVisibleToInstantApp( 4045 @Nullable ComponentName component, @ComponentType int type) { 4046 if (type == TYPE_ACTIVITY) { 4047 final PackageParser.Activity activity = mActivities.mActivities.get(component); 4048 return activity != null 4049 ? (activity.info.flags & ActivityInfo.FLAG_VISIBLE_TO_INSTANT_APP) != 0 4050 : false; 4051 } else if (type == TYPE_RECEIVER) { 4052 final PackageParser.Activity activity = mReceivers.mActivities.get(component); 4053 return activity != null 4054 ? (activity.info.flags & ActivityInfo.FLAG_VISIBLE_TO_INSTANT_APP) != 0 4055 : false; 4056 } else if (type == TYPE_SERVICE) { 4057 final PackageParser.Service service = mServices.mServices.get(component); 4058 return service != null 4059 ? (service.info.flags & ServiceInfo.FLAG_VISIBLE_TO_INSTANT_APP) != 0 4060 : false; 4061 } else if (type == TYPE_PROVIDER) { 4062 final PackageParser.Provider provider = mProviders.mProviders.get(component); 4063 return provider != null 4064 ? (provider.info.flags & ProviderInfo.FLAG_VISIBLE_TO_INSTANT_APP) != 0 4065 : false; 4066 } else if (type == TYPE_UNKNOWN) { 4067 return isComponentVisibleToInstantApp(component); 4068 } 4069 return false; 4070 } 4071 4072 /** 4073 * Returns whether or not access to the application should be filtered. 4074 * <p> 4075 * Access may be limited based upon whether the calling or target applications 4076 * are instant applications. 4077 * 4078 * @see #canAccessInstantApps(int) 4079 */ 4080 private boolean filterAppAccessLPr(@Nullable PackageSetting ps, int callingUid, 4081 @Nullable ComponentName component, @ComponentType int componentType, int userId) { 4082 // if we're in an isolated process, get the real calling UID 4083 if (Process.isIsolated(callingUid)) { 4084 callingUid = mIsolatedOwners.get(callingUid); 4085 } 4086 final String instantAppPkgName = getInstantAppPackageName(callingUid); 4087 final boolean callerIsInstantApp = instantAppPkgName != null; 4088 if (ps == null) { 4089 if (callerIsInstantApp) { 4090 // pretend the application exists, but, needs to be filtered 4091 return true; 4092 } 4093 return false; 4094 } 4095 // if the target and caller are the same application, don't filter 4096 if (isCallerSameApp(ps.name, callingUid)) { 4097 return false; 4098 } 4099 if (callerIsInstantApp) { 4100 // request for a specific component; if it hasn't been explicitly exposed, filter 4101 if (component != null) { 4102 return !isComponentVisibleToInstantApp(component, componentType); 4103 } 4104 // request for application; if no components have been explicitly exposed, filter 4105 return ps.getInstantApp(userId) || !ps.pkg.visibleToInstantApps; 4106 } 4107 if (ps.getInstantApp(userId)) { 4108 // caller can see all components of all instant applications, don't filter 4109 if (canViewInstantApps(callingUid, userId)) { 4110 return false; 4111 } 4112 // request for a specific instant application component, filter 4113 if (component != null) { 4114 return true; 4115 } 4116 // request for an instant application; if the caller hasn't been granted access, filter 4117 return !mInstantAppRegistry.isInstantAccessGranted( 4118 userId, UserHandle.getAppId(callingUid), ps.appId); 4119 } 4120 return false; 4121 } 4122 4123 /** 4124 * @see #filterAppAccessLPr(PackageSetting, int, ComponentName, boolean, int) 4125 */ 4126 private boolean filterAppAccessLPr(@Nullable PackageSetting ps, int callingUid, int userId) { 4127 return filterAppAccessLPr(ps, callingUid, null, TYPE_UNKNOWN, userId); 4128 } 4129 4130 private boolean filterSharedLibPackageLPr(@Nullable PackageSetting ps, int uid, int userId, 4131 int flags) { 4132 // Callers can access only the libs they depend on, otherwise they need to explicitly 4133 // ask for the shared libraries given the caller is allowed to access all static libs. 4134 if ((flags & PackageManager.MATCH_STATIC_SHARED_LIBRARIES) != 0) { 4135 // System/shell/root get to see all static libs 4136 final int appId = UserHandle.getAppId(uid); 4137 if (appId == Process.SYSTEM_UID || appId == Process.SHELL_UID 4138 || appId == Process.ROOT_UID) { 4139 return false; 4140 } 4141 } 4142 4143 // No package means no static lib as it is always on internal storage 4144 if (ps == null || ps.pkg == null || !ps.pkg.applicationInfo.isStaticSharedLibrary()) { 4145 return false; 4146 } 4147 4148 final SharedLibraryEntry libEntry = getSharedLibraryEntryLPr(ps.pkg.staticSharedLibName, 4149 ps.pkg.staticSharedLibVersion); 4150 if (libEntry == null) { 4151 return false; 4152 } 4153 4154 final int resolvedUid = UserHandle.getUid(userId, UserHandle.getAppId(uid)); 4155 final String[] uidPackageNames = getPackagesForUid(resolvedUid); 4156 if (uidPackageNames == null) { 4157 return true; 4158 } 4159 4160 for (String uidPackageName : uidPackageNames) { 4161 if (ps.name.equals(uidPackageName)) { 4162 return false; 4163 } 4164 PackageSetting uidPs = mSettings.getPackageLPr(uidPackageName); 4165 if (uidPs != null) { 4166 final int index = ArrayUtils.indexOf(uidPs.usesStaticLibraries, 4167 libEntry.info.getName()); 4168 if (index < 0) { 4169 continue; 4170 } 4171 if (uidPs.pkg.usesStaticLibrariesVersions[index] == libEntry.info.getLongVersion()) { 4172 return false; 4173 } 4174 } 4175 } 4176 return true; 4177 } 4178 4179 @Override 4180 public String[] currentToCanonicalPackageNames(String[] names) { 4181 final int callingUid = Binder.getCallingUid(); 4182 if (getInstantAppPackageName(callingUid) != null) { 4183 return names; 4184 } 4185 final String[] out = new String[names.length]; 4186 // reader 4187 synchronized (mPackages) { 4188 final int callingUserId = UserHandle.getUserId(callingUid); 4189 final boolean canViewInstantApps = canViewInstantApps(callingUid, callingUserId); 4190 for (int i=names.length-1; i>=0; i--) { 4191 final PackageSetting ps = mSettings.mPackages.get(names[i]); 4192 boolean translateName = false; 4193 if (ps != null && ps.realName != null) { 4194 final boolean targetIsInstantApp = ps.getInstantApp(callingUserId); 4195 translateName = !targetIsInstantApp 4196 || canViewInstantApps 4197 || mInstantAppRegistry.isInstantAccessGranted(callingUserId, 4198 UserHandle.getAppId(callingUid), ps.appId); 4199 } 4200 out[i] = translateName ? ps.realName : names[i]; 4201 } 4202 } 4203 return out; 4204 } 4205 4206 @Override 4207 public String[] canonicalToCurrentPackageNames(String[] names) { 4208 final int callingUid = Binder.getCallingUid(); 4209 if (getInstantAppPackageName(callingUid) != null) { 4210 return names; 4211 } 4212 final String[] out = new String[names.length]; 4213 // reader 4214 synchronized (mPackages) { 4215 final int callingUserId = UserHandle.getUserId(callingUid); 4216 final boolean canViewInstantApps = canViewInstantApps(callingUid, callingUserId); 4217 for (int i=names.length-1; i>=0; i--) { 4218 final String cur = mSettings.getRenamedPackageLPr(names[i]); 4219 boolean translateName = false; 4220 if (cur != null) { 4221 final PackageSetting ps = mSettings.mPackages.get(names[i]); 4222 final boolean targetIsInstantApp = 4223 ps != null && ps.getInstantApp(callingUserId); 4224 translateName = !targetIsInstantApp 4225 || canViewInstantApps 4226 || mInstantAppRegistry.isInstantAccessGranted(callingUserId, 4227 UserHandle.getAppId(callingUid), ps.appId); 4228 } 4229 out[i] = translateName ? cur : names[i]; 4230 } 4231 } 4232 return out; 4233 } 4234 4235 @Override 4236 public int getPackageUid(String packageName, int flags, int userId) { 4237 if (!sUserManager.exists(userId)) return -1; 4238 final int callingUid = Binder.getCallingUid(); 4239 flags = updateFlagsForPackage(flags, userId, packageName); 4240 mPermissionManager.enforceCrossUserPermission(callingUid, userId, 4241 false /*requireFullPermission*/, false /*checkShell*/, "getPackageUid"); 4242 4243 // reader 4244 synchronized (mPackages) { 4245 final PackageParser.Package p = mPackages.get(packageName); 4246 if (p != null && p.isMatch(flags)) { 4247 PackageSetting ps = (PackageSetting) p.mExtras; 4248 if (filterAppAccessLPr(ps, callingUid, userId)) { 4249 return -1; 4250 } 4251 return UserHandle.getUid(userId, p.applicationInfo.uid); 4252 } 4253 if ((flags & MATCH_KNOWN_PACKAGES) != 0) { 4254 final PackageSetting ps = mSettings.mPackages.get(packageName); 4255 if (ps != null && ps.isMatch(flags) 4256 && !filterAppAccessLPr(ps, callingUid, userId)) { 4257 return UserHandle.getUid(userId, ps.appId); 4258 } 4259 } 4260 } 4261 4262 return -1; 4263 } 4264 4265 @Override 4266 public int[] getPackageGids(String packageName, int flags, int userId) { 4267 if (!sUserManager.exists(userId)) return null; 4268 final int callingUid = Binder.getCallingUid(); 4269 flags = updateFlagsForPackage(flags, userId, packageName); 4270 mPermissionManager.enforceCrossUserPermission(callingUid, userId, 4271 false /*requireFullPermission*/, false /*checkShell*/, "getPackageGids"); 4272 4273 // reader 4274 synchronized (mPackages) { 4275 final PackageParser.Package p = mPackages.get(packageName); 4276 if (p != null && p.isMatch(flags)) { 4277 PackageSetting ps = (PackageSetting) p.mExtras; 4278 if (filterAppAccessLPr(ps, callingUid, userId)) { 4279 return null; 4280 } 4281 // TODO: Shouldn't this be checking for package installed state for userId and 4282 // return null? 4283 return ps.getPermissionsState().computeGids(userId); 4284 } 4285 if ((flags & MATCH_KNOWN_PACKAGES) != 0) { 4286 final PackageSetting ps = mSettings.mPackages.get(packageName); 4287 if (ps != null && ps.isMatch(flags) 4288 && !filterAppAccessLPr(ps, callingUid, userId)) { 4289 return ps.getPermissionsState().computeGids(userId); 4290 } 4291 } 4292 } 4293 4294 return null; 4295 } 4296 4297 @Override 4298 public PermissionInfo getPermissionInfo(String name, String packageName, int flags) { 4299 return mPermissionManager.getPermissionInfo(name, packageName, flags, getCallingUid()); 4300 } 4301 4302 @Override 4303 public @Nullable ParceledListSlice<PermissionInfo> queryPermissionsByGroup(String groupName, 4304 int flags) { 4305 final List<PermissionInfo> permissionList = 4306 mPermissionManager.getPermissionInfoByGroup(groupName, flags, getCallingUid()); 4307 return (permissionList == null) ? null : new ParceledListSlice<>(permissionList); 4308 } 4309 4310 @Override 4311 public PermissionGroupInfo getPermissionGroupInfo(String groupName, int flags) { 4312 return mPermissionManager.getPermissionGroupInfo(groupName, flags, getCallingUid()); 4313 } 4314 4315 @Override 4316 public @NonNull ParceledListSlice<PermissionGroupInfo> getAllPermissionGroups(int flags) { 4317 final List<PermissionGroupInfo> permissionList = 4318 mPermissionManager.getAllPermissionGroups(flags, getCallingUid()); 4319 return (permissionList == null) 4320 ? ParceledListSlice.emptyList() : new ParceledListSlice<>(permissionList); 4321 } 4322 4323 private ApplicationInfo generateApplicationInfoFromSettingsLPw(String packageName, int flags, 4324 int filterCallingUid, int userId) { 4325 if (!sUserManager.exists(userId)) return null; 4326 PackageSetting ps = mSettings.mPackages.get(packageName); 4327 if (ps != null) { 4328 if (filterSharedLibPackageLPr(ps, filterCallingUid, userId, flags)) { 4329 return null; 4330 } 4331 if (filterAppAccessLPr(ps, filterCallingUid, userId)) { 4332 return null; 4333 } 4334 if (ps.pkg == null) { 4335 final PackageInfo pInfo = generatePackageInfo(ps, flags, userId); 4336 if (pInfo != null) { 4337 return pInfo.applicationInfo; 4338 } 4339 return null; 4340 } 4341 ApplicationInfo ai = PackageParser.generateApplicationInfo(ps.pkg, flags, 4342 ps.readUserState(userId), userId); 4343 if (ai != null) { 4344 ai.packageName = resolveExternalPackageNameLPr(ps.pkg); 4345 } 4346 return ai; 4347 } 4348 return null; 4349 } 4350 4351 @Override 4352 public ApplicationInfo getApplicationInfo(String packageName, int flags, int userId) { 4353 return getApplicationInfoInternal(packageName, flags, Binder.getCallingUid(), userId); 4354 } 4355 4356 /** 4357 * Important: The provided filterCallingUid is used exclusively to filter out applications 4358 * that can be seen based on user state. It's typically the original caller uid prior 4359 * to clearing. Because it can only be provided by trusted code, it's value can be 4360 * trusted and will be used as-is; unlike userId which will be validated by this method. 4361 */ 4362 private ApplicationInfo getApplicationInfoInternal(String packageName, int flags, 4363 int filterCallingUid, int userId) { 4364 if (!sUserManager.exists(userId)) return null; 4365 flags = updateFlagsForApplication(flags, userId, packageName); 4366 mPermissionManager.enforceCrossUserPermission(Binder.getCallingUid(), userId, 4367 false /* requireFullPermission */, false /* checkShell */, "get application info"); 4368 4369 // writer 4370 synchronized (mPackages) { 4371 // Normalize package name to handle renamed packages and static libs 4372 packageName = resolveInternalPackageNameLPr(packageName, 4373 PackageManager.VERSION_CODE_HIGHEST); 4374 4375 PackageParser.Package p = mPackages.get(packageName); 4376 if (DEBUG_PACKAGE_INFO) Log.v( 4377 TAG, "getApplicationInfo " + packageName 4378 + ": " + p); 4379 if (p != null) { 4380 PackageSetting ps = mSettings.mPackages.get(packageName); 4381 if (ps == null) return null; 4382 if (filterSharedLibPackageLPr(ps, filterCallingUid, userId, flags)) { 4383 return null; 4384 } 4385 if (filterAppAccessLPr(ps, filterCallingUid, userId)) { 4386 return null; 4387 } 4388 // Note: isEnabledLP() does not apply here - always return info 4389 ApplicationInfo ai = PackageParser.generateApplicationInfo( 4390 p, flags, ps.readUserState(userId), userId); 4391 if (ai != null) { 4392 ai.packageName = resolveExternalPackageNameLPr(p); 4393 } 4394 return ai; 4395 } 4396 if ("android".equals(packageName)||"system".equals(packageName)) { 4397 return mAndroidApplication; 4398 } 4399 if ((flags & MATCH_KNOWN_PACKAGES) != 0) { 4400 // Already generates the external package name 4401 return generateApplicationInfoFromSettingsLPw(packageName, 4402 flags, filterCallingUid, userId); 4403 } 4404 } 4405 return null; 4406 } 4407 4408 private String normalizePackageNameLPr(String packageName) { 4409 String normalizedPackageName = mSettings.getRenamedPackageLPr(packageName); 4410 return normalizedPackageName != null ? normalizedPackageName : packageName; 4411 } 4412 4413 @Override 4414 public void deletePreloadsFileCache() { 4415 if (!UserHandle.isSameApp(Binder.getCallingUid(), Process.SYSTEM_UID)) { 4416 throw new SecurityException("Only system or settings may call deletePreloadsFileCache"); 4417 } 4418 File dir = Environment.getDataPreloadsFileCacheDirectory(); 4419 Slog.i(TAG, "Deleting preloaded file cache " + dir); 4420 FileUtils.deleteContents(dir); 4421 } 4422 4423 @Override 4424 public void freeStorageAndNotify(final String volumeUuid, final long freeStorageSize, 4425 final int storageFlags, final IPackageDataObserver observer) { 4426 mContext.enforceCallingOrSelfPermission( 4427 android.Manifest.permission.CLEAR_APP_CACHE, null); 4428 mHandler.post(() -> { 4429 boolean success = false; 4430 try { 4431 freeStorage(volumeUuid, freeStorageSize, storageFlags); 4432 success = true; 4433 } catch (IOException e) { 4434 Slog.w(TAG, e); 4435 } 4436 if (observer != null) { 4437 try { 4438 observer.onRemoveCompleted(null, success); 4439 } catch (RemoteException e) { 4440 Slog.w(TAG, e); 4441 } 4442 } 4443 }); 4444 } 4445 4446 @Override 4447 public void freeStorage(final String volumeUuid, final long freeStorageSize, 4448 final int storageFlags, final IntentSender pi) { 4449 mContext.enforceCallingOrSelfPermission( 4450 android.Manifest.permission.CLEAR_APP_CACHE, TAG); 4451 mHandler.post(() -> { 4452 boolean success = false; 4453 try { 4454 freeStorage(volumeUuid, freeStorageSize, storageFlags); 4455 success = true; 4456 } catch (IOException e) { 4457 Slog.w(TAG, e); 4458 } 4459 if (pi != null) { 4460 try { 4461 pi.sendIntent(null, success ? 1 : 0, null, null, null); 4462 } catch (SendIntentException e) { 4463 Slog.w(TAG, e); 4464 } 4465 } 4466 }); 4467 } 4468 4469 /** 4470 * Blocking call to clear various types of cached data across the system 4471 * until the requested bytes are available. 4472 */ 4473 public void freeStorage(String volumeUuid, long bytes, int storageFlags) throws IOException { 4474 final StorageManager storage = mContext.getSystemService(StorageManager.class); 4475 final File file = storage.findPathForUuid(volumeUuid); 4476 if (file.getUsableSpace() >= bytes) return; 4477 4478 if (ENABLE_FREE_CACHE_V2) { 4479 final boolean internalVolume = Objects.equals(StorageManager.UUID_PRIVATE_INTERNAL, 4480 volumeUuid); 4481 final boolean aggressive = (storageFlags 4482 & StorageManager.FLAG_ALLOCATE_AGGRESSIVE) != 0; 4483 final long reservedBytes = storage.getStorageCacheBytes(file, storageFlags); 4484 4485 // 1. Pre-flight to determine if we have any chance to succeed 4486 // 2. Consider preloaded data (after 1w honeymoon, unless aggressive) 4487 if (internalVolume && (aggressive || SystemProperties 4488 .getBoolean("persist.sys.preloads.file_cache_expired", false))) { 4489 deletePreloadsFileCache(); 4490 if (file.getUsableSpace() >= bytes) return; 4491 } 4492 4493 // 3. Consider parsed APK data (aggressive only) 4494 if (internalVolume && aggressive) { 4495 FileUtils.deleteContents(mCacheDir); 4496 if (file.getUsableSpace() >= bytes) return; 4497 } 4498 4499 // 4. Consider cached app data (above quotas) 4500 try { 4501 mInstaller.freeCache(volumeUuid, bytes, reservedBytes, 4502 Installer.FLAG_FREE_CACHE_V2); 4503 } catch (InstallerException ignored) { 4504 } 4505 if (file.getUsableSpace() >= bytes) return; 4506 4507 // 5. Consider shared libraries with refcount=0 and age>min cache period 4508 if (internalVolume && pruneUnusedStaticSharedLibraries(bytes, 4509 android.provider.Settings.Global.getLong(mContext.getContentResolver(), 4510 Global.UNUSED_STATIC_SHARED_LIB_MIN_CACHE_PERIOD, 4511 DEFAULT_UNUSED_STATIC_SHARED_LIB_MIN_CACHE_PERIOD))) { 4512 return; 4513 } 4514 4515 // 6. Consider dexopt output (aggressive only) 4516 // TODO: Implement 4517 4518 // 7. Consider installed instant apps unused longer than min cache period 4519 if (internalVolume && mInstantAppRegistry.pruneInstalledInstantApps(bytes, 4520 android.provider.Settings.Global.getLong(mContext.getContentResolver(), 4521 Global.INSTALLED_INSTANT_APP_MIN_CACHE_PERIOD, 4522 InstantAppRegistry.DEFAULT_INSTALLED_INSTANT_APP_MIN_CACHE_PERIOD))) { 4523 return; 4524 } 4525 4526 // 8. Consider cached app data (below quotas) 4527 try { 4528 mInstaller.freeCache(volumeUuid, bytes, reservedBytes, 4529 Installer.FLAG_FREE_CACHE_V2 | Installer.FLAG_FREE_CACHE_V2_DEFY_QUOTA); 4530 } catch (InstallerException ignored) { 4531 } 4532 if (file.getUsableSpace() >= bytes) return; 4533 4534 // 9. Consider DropBox entries 4535 // TODO: Implement 4536 4537 // 10. Consider instant meta-data (uninstalled apps) older that min cache period 4538 if (internalVolume && mInstantAppRegistry.pruneUninstalledInstantApps(bytes, 4539 android.provider.Settings.Global.getLong(mContext.getContentResolver(), 4540 Global.UNINSTALLED_INSTANT_APP_MIN_CACHE_PERIOD, 4541 InstantAppRegistry.DEFAULT_UNINSTALLED_INSTANT_APP_MIN_CACHE_PERIOD))) { 4542 return; 4543 } 4544 } else { 4545 try { 4546 mInstaller.freeCache(volumeUuid, bytes, 0, 0); 4547 } catch (InstallerException ignored) { 4548 } 4549 if (file.getUsableSpace() >= bytes) return; 4550 } 4551 4552 throw new IOException("Failed to free " + bytes + " on storage device at " + file); 4553 } 4554 4555 private boolean pruneUnusedStaticSharedLibraries(long neededSpace, long maxCachePeriod) 4556 throws IOException { 4557 final StorageManager storage = mContext.getSystemService(StorageManager.class); 4558 final File volume = storage.findPathForUuid(StorageManager.UUID_PRIVATE_INTERNAL); 4559 4560 List<VersionedPackage> packagesToDelete = null; 4561 final long now = System.currentTimeMillis(); 4562 4563 synchronized (mPackages) { 4564 final int[] allUsers = sUserManager.getUserIds(); 4565 final int libCount = mSharedLibraries.size(); 4566 for (int i = 0; i < libCount; i++) { 4567 final LongSparseArray<SharedLibraryEntry> versionedLib 4568 = mSharedLibraries.valueAt(i); 4569 if (versionedLib == null) { 4570 continue; 4571 } 4572 final int versionCount = versionedLib.size(); 4573 for (int j = 0; j < versionCount; j++) { 4574 SharedLibraryInfo libInfo = versionedLib.valueAt(j).info; 4575 // Skip packages that are not static shared libs. 4576 if (!libInfo.isStatic()) { 4577 break; 4578 } 4579 // Important: We skip static shared libs used for some user since 4580 // in such a case we need to keep the APK on the device. The check for 4581 // a lib being used for any user is performed by the uninstall call. 4582 final VersionedPackage declaringPackage = libInfo.getDeclaringPackage(); 4583 // Resolve the package name - we use synthetic package names internally 4584 final String internalPackageName = resolveInternalPackageNameLPr( 4585 declaringPackage.getPackageName(), 4586 declaringPackage.getLongVersionCode()); 4587 final PackageSetting ps = mSettings.getPackageLPr(internalPackageName); 4588 // Skip unused static shared libs cached less than the min period 4589 // to prevent pruning a lib needed by a subsequently installed package. 4590 if (ps == null || now - ps.lastUpdateTime < maxCachePeriod) { 4591 continue; 4592 } 4593 if (packagesToDelete == null) { 4594 packagesToDelete = new ArrayList<>(); 4595 } 4596 packagesToDelete.add(new VersionedPackage(internalPackageName, 4597 declaringPackage.getLongVersionCode())); 4598 } 4599 } 4600 } 4601 4602 if (packagesToDelete != null) { 4603 final int packageCount = packagesToDelete.size(); 4604 for (int i = 0; i < packageCount; i++) { 4605 final VersionedPackage pkgToDelete = packagesToDelete.get(i); 4606 // Delete the package synchronously (will fail of the lib used for any user). 4607 if (deletePackageX(pkgToDelete.getPackageName(), pkgToDelete.getLongVersionCode(), 4608 UserHandle.USER_SYSTEM, PackageManager.DELETE_ALL_USERS) 4609 == PackageManager.DELETE_SUCCEEDED) { 4610 if (volume.getUsableSpace() >= neededSpace) { 4611 return true; 4612 } 4613 } 4614 } 4615 } 4616 4617 return false; 4618 } 4619 4620 /** 4621 * Update given flags based on encryption status of current user. 4622 */ 4623 private int updateFlags(int flags, int userId) { 4624 if ((flags & (PackageManager.MATCH_DIRECT_BOOT_UNAWARE 4625 | PackageManager.MATCH_DIRECT_BOOT_AWARE)) != 0) { 4626 // Caller expressed an explicit opinion about what encryption 4627 // aware/unaware components they want to see, so fall through and 4628 // give them what they want 4629 } else { 4630 // Caller expressed no opinion, so match based on user state 4631 if (getUserManagerInternal().isUserUnlockingOrUnlocked(userId)) { 4632 flags |= PackageManager.MATCH_DIRECT_BOOT_AWARE | MATCH_DIRECT_BOOT_UNAWARE; 4633 } else { 4634 flags |= PackageManager.MATCH_DIRECT_BOOT_AWARE; 4635 } 4636 } 4637 return flags; 4638 } 4639 4640 private UserManagerInternal getUserManagerInternal() { 4641 if (mUserManagerInternal == null) { 4642 mUserManagerInternal = LocalServices.getService(UserManagerInternal.class); 4643 } 4644 return mUserManagerInternal; 4645 } 4646 4647 private ActivityManagerInternal getActivityManagerInternal() { 4648 if (mActivityManagerInternal == null) { 4649 mActivityManagerInternal = LocalServices.getService(ActivityManagerInternal.class); 4650 } 4651 return mActivityManagerInternal; 4652 } 4653 4654 4655 private DeviceIdleController.LocalService getDeviceIdleController() { 4656 if (mDeviceIdleController == null) { 4657 mDeviceIdleController = 4658 LocalServices.getService(DeviceIdleController.LocalService.class); 4659 } 4660 return mDeviceIdleController; 4661 } 4662 4663 /** 4664 * Update given flags when being used to request {@link PackageInfo}. 4665 */ 4666 private int updateFlagsForPackage(int flags, int userId, Object cookie) { 4667 final boolean isCallerSystemUser = UserHandle.getCallingUserId() == UserHandle.USER_SYSTEM; 4668 boolean triaged = true; 4669 if ((flags & (PackageManager.GET_ACTIVITIES | PackageManager.GET_RECEIVERS 4670 | PackageManager.GET_SERVICES | PackageManager.GET_PROVIDERS)) != 0) { 4671 // Caller is asking for component details, so they'd better be 4672 // asking for specific encryption matching behavior, or be triaged 4673 if ((flags & (PackageManager.MATCH_DIRECT_BOOT_UNAWARE 4674 | PackageManager.MATCH_DIRECT_BOOT_AWARE 4675 | PackageManager.MATCH_DEBUG_TRIAGED_MISSING)) == 0) { 4676 triaged = false; 4677 } 4678 } 4679 if ((flags & (PackageManager.MATCH_UNINSTALLED_PACKAGES 4680 | PackageManager.MATCH_SYSTEM_ONLY 4681 | PackageManager.MATCH_DEBUG_TRIAGED_MISSING)) == 0) { 4682 triaged = false; 4683 } 4684 if ((flags & PackageManager.MATCH_ANY_USER) != 0) { 4685 mPermissionManager.enforceCrossUserPermission( 4686 Binder.getCallingUid(), userId, false, false, 4687 "MATCH_ANY_USER flag requires INTERACT_ACROSS_USERS permission at " 4688 + Debug.getCallers(5)); 4689 } else if ((flags & PackageManager.MATCH_UNINSTALLED_PACKAGES) != 0 && isCallerSystemUser 4690 && sUserManager.hasManagedProfile(UserHandle.USER_SYSTEM)) { 4691 // If the caller wants all packages and has a restricted profile associated with it, 4692 // then match all users. This is to make sure that launchers that need to access work 4693 // profile apps don't start breaking. TODO: Remove this hack when launchers stop using 4694 // MATCH_UNINSTALLED_PACKAGES to query apps in other profiles. b/31000380 4695 flags |= PackageManager.MATCH_ANY_USER; 4696 } 4697 if (DEBUG_TRIAGED_MISSING && (Binder.getCallingUid() == Process.SYSTEM_UID) && !triaged) { 4698 Log.w(TAG, "Caller hasn't been triaged for missing apps; they asked about " + cookie 4699 + " with flags 0x" + Integer.toHexString(flags), new Throwable()); 4700 } 4701 return updateFlags(flags, userId); 4702 } 4703 4704 /** 4705 * Update given flags when being used to request {@link ApplicationInfo}. 4706 */ 4707 private int updateFlagsForApplication(int flags, int userId, Object cookie) { 4708 return updateFlagsForPackage(flags, userId, cookie); 4709 } 4710 4711 /** 4712 * Update given flags when being used to request {@link ComponentInfo}. 4713 */ 4714 private int updateFlagsForComponent(int flags, int userId, Object cookie) { 4715 if (cookie instanceof Intent) { 4716 if ((((Intent) cookie).getFlags() & Intent.FLAG_DEBUG_TRIAGED_MISSING) != 0) { 4717 flags |= PackageManager.MATCH_DEBUG_TRIAGED_MISSING; 4718 } 4719 } 4720 4721 boolean triaged = true; 4722 // Caller is asking for component details, so they'd better be 4723 // asking for specific encryption matching behavior, or be triaged 4724 if ((flags & (PackageManager.MATCH_DIRECT_BOOT_UNAWARE 4725 | PackageManager.MATCH_DIRECT_BOOT_AWARE 4726 | PackageManager.MATCH_DEBUG_TRIAGED_MISSING)) == 0) { 4727 triaged = false; 4728 } 4729 if (DEBUG_TRIAGED_MISSING && (Binder.getCallingUid() == Process.SYSTEM_UID) && !triaged) { 4730 Log.w(TAG, "Caller hasn't been triaged for missing apps; they asked about " + cookie 4731 + " with flags 0x" + Integer.toHexString(flags), new Throwable()); 4732 } 4733 4734 return updateFlags(flags, userId); 4735 } 4736 4737 /** 4738 * Update given intent when being used to request {@link ResolveInfo}. 4739 */ 4740 private Intent updateIntentForResolve(Intent intent) { 4741 if (intent.getSelector() != null) { 4742 intent = intent.getSelector(); 4743 } 4744 if (DEBUG_PREFERRED) { 4745 intent.addFlags(Intent.FLAG_DEBUG_LOG_RESOLUTION); 4746 } 4747 return intent; 4748 } 4749 4750 /** 4751 * Update given flags when being used to request {@link ResolveInfo}. 4752 * <p>Instant apps are resolved specially, depending upon context. Minimally, 4753 * {@code}flags{@code} must have the {@link PackageManager#MATCH_INSTANT} 4754 * flag set. However, this flag is only honoured in three circumstances: 4755 * <ul> 4756 * <li>when called from a system process</li> 4757 * <li>when the caller holds the permission {@code android.permission.ACCESS_INSTANT_APPS}</li> 4758 * <li>when resolution occurs to start an activity with a {@code android.intent.action.VIEW} 4759 * action and a {@code android.intent.category.BROWSABLE} category</li> 4760 * </ul> 4761 */ 4762 int updateFlagsForResolve(int flags, int userId, Intent intent, int callingUid) { 4763 return updateFlagsForResolve(flags, userId, intent, callingUid, 4764 false /*wantInstantApps*/, false /*onlyExposedExplicitly*/); 4765 } 4766 int updateFlagsForResolve(int flags, int userId, Intent intent, int callingUid, 4767 boolean wantInstantApps) { 4768 return updateFlagsForResolve(flags, userId, intent, callingUid, 4769 wantInstantApps, false /*onlyExposedExplicitly*/); 4770 } 4771 int updateFlagsForResolve(int flags, int userId, Intent intent, int callingUid, 4772 boolean wantInstantApps, boolean onlyExposedExplicitly) { 4773 // Safe mode means we shouldn't match any third-party components 4774 if (mSafeMode) { 4775 flags |= PackageManager.MATCH_SYSTEM_ONLY; 4776 } 4777 if (getInstantAppPackageName(callingUid) != null) { 4778 // But, ephemeral apps see both ephemeral and exposed, non-ephemeral components 4779 if (onlyExposedExplicitly) { 4780 flags |= PackageManager.MATCH_EXPLICITLY_VISIBLE_ONLY; 4781 } 4782 flags |= PackageManager.MATCH_VISIBLE_TO_INSTANT_APP_ONLY; 4783 flags |= PackageManager.MATCH_INSTANT; 4784 } else { 4785 final boolean wantMatchInstant = (flags & PackageManager.MATCH_INSTANT) != 0; 4786 final boolean allowMatchInstant = wantInstantApps 4787 || (wantMatchInstant && canViewInstantApps(callingUid, userId)); 4788 flags &= ~(PackageManager.MATCH_VISIBLE_TO_INSTANT_APP_ONLY 4789 | PackageManager.MATCH_EXPLICITLY_VISIBLE_ONLY); 4790 if (!allowMatchInstant) { 4791 flags &= ~PackageManager.MATCH_INSTANT; 4792 } 4793 } 4794 return updateFlagsForComponent(flags, userId, intent /*cookie*/); 4795 } 4796 4797 @Override 4798 public ActivityInfo getActivityInfo(ComponentName component, int flags, int userId) { 4799 return getActivityInfoInternal(component, flags, Binder.getCallingUid(), userId); 4800 } 4801 4802 /** 4803 * Important: The provided filterCallingUid is used exclusively to filter out activities 4804 * that can be seen based on user state. It's typically the original caller uid prior 4805 * to clearing. Because it can only be provided by trusted code, it's value can be 4806 * trusted and will be used as-is; unlike userId which will be validated by this method. 4807 */ 4808 private ActivityInfo getActivityInfoInternal(ComponentName component, int flags, 4809 int filterCallingUid, int userId) { 4810 if (!sUserManager.exists(userId)) return null; 4811 flags = updateFlagsForComponent(flags, userId, component); 4812 4813 if (!isRecentsAccessingChildProfiles(Binder.getCallingUid(), userId)) { 4814 mPermissionManager.enforceCrossUserPermission(Binder.getCallingUid(), userId, 4815 false /* requireFullPermission */, false /* checkShell */, "get activity info"); 4816 } 4817 4818 synchronized (mPackages) { 4819 PackageParser.Activity a = mActivities.mActivities.get(component); 4820 4821 if (DEBUG_PACKAGE_INFO) Log.v(TAG, "getActivityInfo " + component + ": " + a); 4822 if (a != null && mSettings.isEnabledAndMatchLPr(a.info, flags, userId)) { 4823 PackageSetting ps = mSettings.mPackages.get(component.getPackageName()); 4824 if (ps == null) return null; 4825 if (filterAppAccessLPr(ps, filterCallingUid, component, TYPE_ACTIVITY, userId)) { 4826 return null; 4827 } 4828 return PackageParser.generateActivityInfo( 4829 a, flags, ps.readUserState(userId), userId); 4830 } 4831 if (mResolveComponentName.equals(component)) { 4832 return PackageParser.generateActivityInfo( 4833 mResolveActivity, flags, new PackageUserState(), userId); 4834 } 4835 } 4836 return null; 4837 } 4838 4839 private boolean isRecentsAccessingChildProfiles(int callingUid, int targetUserId) { 4840 if (!getActivityManagerInternal().isCallerRecents(callingUid)) { 4841 return false; 4842 } 4843 final long token = Binder.clearCallingIdentity(); 4844 try { 4845 final int callingUserId = UserHandle.getUserId(callingUid); 4846 if (ActivityManager.getCurrentUser() != callingUserId) { 4847 return false; 4848 } 4849 return sUserManager.isSameProfileGroup(callingUserId, targetUserId); 4850 } finally { 4851 Binder.restoreCallingIdentity(token); 4852 } 4853 } 4854 4855 @Override 4856 public boolean activitySupportsIntent(ComponentName component, Intent intent, 4857 String resolvedType) { 4858 synchronized (mPackages) { 4859 if (component.equals(mResolveComponentName)) { 4860 // The resolver supports EVERYTHING! 4861 return true; 4862 } 4863 final int callingUid = Binder.getCallingUid(); 4864 final int callingUserId = UserHandle.getUserId(callingUid); 4865 PackageParser.Activity a = mActivities.mActivities.get(component); 4866 if (a == null) { 4867 return false; 4868 } 4869 PackageSetting ps = mSettings.mPackages.get(component.getPackageName()); 4870 if (ps == null) { 4871 return false; 4872 } 4873 if (filterAppAccessLPr(ps, callingUid, component, TYPE_ACTIVITY, callingUserId)) { 4874 return false; 4875 } 4876 for (int i=0; i<a.intents.size(); i++) { 4877 if (a.intents.get(i).match(intent.getAction(), resolvedType, intent.getScheme(), 4878 intent.getData(), intent.getCategories(), TAG) >= 0) { 4879 return true; 4880 } 4881 } 4882 return false; 4883 } 4884 } 4885 4886 @Override 4887 public ActivityInfo getReceiverInfo(ComponentName component, int flags, int userId) { 4888 if (!sUserManager.exists(userId)) return null; 4889 final int callingUid = Binder.getCallingUid(); 4890 flags = updateFlagsForComponent(flags, userId, component); 4891 mPermissionManager.enforceCrossUserPermission(callingUid, userId, 4892 false /* requireFullPermission */, false /* checkShell */, "get receiver info"); 4893 synchronized (mPackages) { 4894 PackageParser.Activity a = mReceivers.mActivities.get(component); 4895 if (DEBUG_PACKAGE_INFO) Log.v( 4896 TAG, "getReceiverInfo " + component + ": " + a); 4897 if (a != null && mSettings.isEnabledAndMatchLPr(a.info, flags, userId)) { 4898 PackageSetting ps = mSettings.mPackages.get(component.getPackageName()); 4899 if (ps == null) return null; 4900 if (filterAppAccessLPr(ps, callingUid, component, TYPE_RECEIVER, userId)) { 4901 return null; 4902 } 4903 return PackageParser.generateActivityInfo( 4904 a, flags, ps.readUserState(userId), userId); 4905 } 4906 } 4907 return null; 4908 } 4909 4910 @Override 4911 public ParceledListSlice<SharedLibraryInfo> getSharedLibraries(String packageName, 4912 int flags, int userId) { 4913 if (!sUserManager.exists(userId)) return null; 4914 Preconditions.checkArgumentNonnegative(userId, "userId must be >= 0"); 4915 if (getInstantAppPackageName(Binder.getCallingUid()) != null) { 4916 return null; 4917 } 4918 4919 flags = updateFlagsForPackage(flags, userId, null); 4920 4921 final boolean canSeeStaticLibraries = 4922 mContext.checkCallingOrSelfPermission(INSTALL_PACKAGES) 4923 == PERMISSION_GRANTED 4924 || mContext.checkCallingOrSelfPermission(DELETE_PACKAGES) 4925 == PERMISSION_GRANTED 4926 || canRequestPackageInstallsInternal(packageName, 4927 PackageManager.MATCH_STATIC_SHARED_LIBRARIES, userId, 4928 false /* throwIfPermNotDeclared*/) 4929 || mContext.checkCallingOrSelfPermission(REQUEST_DELETE_PACKAGES) 4930 == PERMISSION_GRANTED; 4931 4932 synchronized (mPackages) { 4933 List<SharedLibraryInfo> result = null; 4934 4935 final int libCount = mSharedLibraries.size(); 4936 for (int i = 0; i < libCount; i++) { 4937 LongSparseArray<SharedLibraryEntry> versionedLib = mSharedLibraries.valueAt(i); 4938 if (versionedLib == null) { 4939 continue; 4940 } 4941 4942 final int versionCount = versionedLib.size(); 4943 for (int j = 0; j < versionCount; j++) { 4944 SharedLibraryInfo libInfo = versionedLib.valueAt(j).info; 4945 if (!canSeeStaticLibraries && libInfo.isStatic()) { 4946 break; 4947 } 4948 final long identity = Binder.clearCallingIdentity(); 4949 try { 4950 PackageInfo packageInfo = getPackageInfoVersioned( 4951 libInfo.getDeclaringPackage(), flags 4952 | PackageManager.MATCH_STATIC_SHARED_LIBRARIES, userId); 4953 if (packageInfo == null) { 4954 continue; 4955 } 4956 } finally { 4957 Binder.restoreCallingIdentity(identity); 4958 } 4959 4960 SharedLibraryInfo resLibInfo = new SharedLibraryInfo(libInfo.getName(), 4961 libInfo.getLongVersion(), libInfo.getType(), 4962 libInfo.getDeclaringPackage(), getPackagesUsingSharedLibraryLPr(libInfo, 4963 flags, userId)); 4964 4965 if (result == null) { 4966 result = new ArrayList<>(); 4967 } 4968 result.add(resLibInfo); 4969 } 4970 } 4971 4972 return result != null ? new ParceledListSlice<>(result) : null; 4973 } 4974 } 4975 4976 private List<VersionedPackage> getPackagesUsingSharedLibraryLPr( 4977 SharedLibraryInfo libInfo, int flags, int userId) { 4978 List<VersionedPackage> versionedPackages = null; 4979 final int packageCount = mSettings.mPackages.size(); 4980 for (int i = 0; i < packageCount; i++) { 4981 PackageSetting ps = mSettings.mPackages.valueAt(i); 4982 4983 if (ps == null) { 4984 continue; 4985 } 4986 4987 if (!ps.getUserState().get(userId).isAvailable(flags)) { 4988 continue; 4989 } 4990 4991 final String libName = libInfo.getName(); 4992 if (libInfo.isStatic()) { 4993 final int libIdx = ArrayUtils.indexOf(ps.usesStaticLibraries, libName); 4994 if (libIdx < 0) { 4995 continue; 4996 } 4997 if (ps.usesStaticLibrariesVersions[libIdx] != libInfo.getLongVersion()) { 4998 continue; 4999 } 5000 if (versionedPackages == null) { 5001 versionedPackages = new ArrayList<>(); 5002 } 5003 // If the dependent is a static shared lib, use the public package name 5004 String dependentPackageName = ps.name; 5005 if (ps.pkg != null && ps.pkg.applicationInfo.isStaticSharedLibrary()) { 5006 dependentPackageName = ps.pkg.manifestPackageName; 5007 } 5008 versionedPackages.add(new VersionedPackage(dependentPackageName, ps.versionCode)); 5009 } else if (ps.pkg != null) { 5010 if (ArrayUtils.contains(ps.pkg.usesLibraries, libName) 5011 || ArrayUtils.contains(ps.pkg.usesOptionalLibraries, libName)) { 5012 if (versionedPackages == null) { 5013 versionedPackages = new ArrayList<>(); 5014 } 5015 versionedPackages.add(new VersionedPackage(ps.name, ps.versionCode)); 5016 } 5017 } 5018 } 5019 5020 return versionedPackages; 5021 } 5022 5023 @Override 5024 public ServiceInfo getServiceInfo(ComponentName component, int flags, int userId) { 5025 if (!sUserManager.exists(userId)) return null; 5026 final int callingUid = Binder.getCallingUid(); 5027 flags = updateFlagsForComponent(flags, userId, component); 5028 mPermissionManager.enforceCrossUserPermission(callingUid, userId, 5029 false /* requireFullPermission */, false /* checkShell */, "get service info"); 5030 synchronized (mPackages) { 5031 PackageParser.Service s = mServices.mServices.get(component); 5032 if (DEBUG_PACKAGE_INFO) Log.v( 5033 TAG, "getServiceInfo " + component + ": " + s); 5034 if (s != null && mSettings.isEnabledAndMatchLPr(s.info, flags, userId)) { 5035 PackageSetting ps = mSettings.mPackages.get(component.getPackageName()); 5036 if (ps == null) return null; 5037 if (filterAppAccessLPr(ps, callingUid, component, TYPE_SERVICE, userId)) { 5038 return null; 5039 } 5040 return PackageParser.generateServiceInfo( 5041 s, flags, ps.readUserState(userId), userId); 5042 } 5043 } 5044 return null; 5045 } 5046 5047 @Override 5048 public ProviderInfo getProviderInfo(ComponentName component, int flags, int userId) { 5049 if (!sUserManager.exists(userId)) return null; 5050 final int callingUid = Binder.getCallingUid(); 5051 flags = updateFlagsForComponent(flags, userId, component); 5052 mPermissionManager.enforceCrossUserPermission(callingUid, userId, 5053 false /* requireFullPermission */, false /* checkShell */, "get provider info"); 5054 synchronized (mPackages) { 5055 PackageParser.Provider p = mProviders.mProviders.get(component); 5056 if (DEBUG_PACKAGE_INFO) Log.v( 5057 TAG, "getProviderInfo " + component + ": " + p); 5058 if (p != null && mSettings.isEnabledAndMatchLPr(p.info, flags, userId)) { 5059 PackageSetting ps = mSettings.mPackages.get(component.getPackageName()); 5060 if (ps == null) return null; 5061 if (filterAppAccessLPr(ps, callingUid, component, TYPE_PROVIDER, userId)) { 5062 return null; 5063 } 5064 return PackageParser.generateProviderInfo( 5065 p, flags, ps.readUserState(userId), userId); 5066 } 5067 } 5068 return null; 5069 } 5070 5071 @Override 5072 public String[] getSystemSharedLibraryNames() { 5073 // allow instant applications 5074 synchronized (mPackages) { 5075 Set<String> libs = null; 5076 final int libCount = mSharedLibraries.size(); 5077 for (int i = 0; i < libCount; i++) { 5078 LongSparseArray<SharedLibraryEntry> versionedLib = mSharedLibraries.valueAt(i); 5079 if (versionedLib == null) { 5080 continue; 5081 } 5082 final int versionCount = versionedLib.size(); 5083 for (int j = 0; j < versionCount; j++) { 5084 SharedLibraryEntry libEntry = versionedLib.valueAt(j); 5085 if (!libEntry.info.isStatic()) { 5086 if (libs == null) { 5087 libs = new ArraySet<>(); 5088 } 5089 libs.add(libEntry.info.getName()); 5090 break; 5091 } 5092 PackageSetting ps = mSettings.getPackageLPr(libEntry.apk); 5093 if (ps != null && !filterSharedLibPackageLPr(ps, Binder.getCallingUid(), 5094 UserHandle.getUserId(Binder.getCallingUid()), 5095 PackageManager.MATCH_STATIC_SHARED_LIBRARIES)) { 5096 if (libs == null) { 5097 libs = new ArraySet<>(); 5098 } 5099 libs.add(libEntry.info.getName()); 5100 break; 5101 } 5102 } 5103 } 5104 5105 if (libs != null) { 5106 String[] libsArray = new String[libs.size()]; 5107 libs.toArray(libsArray); 5108 return libsArray; 5109 } 5110 5111 return null; 5112 } 5113 } 5114 5115 @Override 5116 public @NonNull String getServicesSystemSharedLibraryPackageName() { 5117 // allow instant applications 5118 synchronized (mPackages) { 5119 return mServicesSystemSharedLibraryPackageName; 5120 } 5121 } 5122 5123 @Override 5124 public @NonNull String getSharedSystemSharedLibraryPackageName() { 5125 // allow instant applications 5126 synchronized (mPackages) { 5127 return mSharedSystemSharedLibraryPackageName; 5128 } 5129 } 5130 5131 private void updateSequenceNumberLP(PackageSetting pkgSetting, int[] userList) { 5132 for (int i = userList.length - 1; i >= 0; --i) { 5133 final int userId = userList[i]; 5134 // don't add instant app to the list of updates 5135 if (pkgSetting.getInstantApp(userId)) { 5136 continue; 5137 } 5138 SparseArray<String> changedPackages = mChangedPackages.get(userId); 5139 if (changedPackages == null) { 5140 changedPackages = new SparseArray<>(); 5141 mChangedPackages.put(userId, changedPackages); 5142 } 5143 Map<String, Integer> sequenceNumbers = mChangedPackagesSequenceNumbers.get(userId); 5144 if (sequenceNumbers == null) { 5145 sequenceNumbers = new HashMap<>(); 5146 mChangedPackagesSequenceNumbers.put(userId, sequenceNumbers); 5147 } 5148 final Integer sequenceNumber = sequenceNumbers.get(pkgSetting.name); 5149 if (sequenceNumber != null) { 5150 changedPackages.remove(sequenceNumber); 5151 } 5152 changedPackages.put(mChangedPackagesSequenceNumber, pkgSetting.name); 5153 sequenceNumbers.put(pkgSetting.name, mChangedPackagesSequenceNumber); 5154 } 5155 mChangedPackagesSequenceNumber++; 5156 } 5157 5158 @Override 5159 public ChangedPackages getChangedPackages(int sequenceNumber, int userId) { 5160 if (getInstantAppPackageName(Binder.getCallingUid()) != null) { 5161 return null; 5162 } 5163 synchronized (mPackages) { 5164 if (sequenceNumber >= mChangedPackagesSequenceNumber) { 5165 return null; 5166 } 5167 final SparseArray<String> changedPackages = mChangedPackages.get(userId); 5168 if (changedPackages == null) { 5169 return null; 5170 } 5171 final List<String> packageNames = 5172 new ArrayList<>(mChangedPackagesSequenceNumber - sequenceNumber); 5173 for (int i = sequenceNumber; i < mChangedPackagesSequenceNumber; i++) { 5174 final String packageName = changedPackages.get(i); 5175 if (packageName != null) { 5176 packageNames.add(packageName); 5177 } 5178 } 5179 return packageNames.isEmpty() 5180 ? null : new ChangedPackages(mChangedPackagesSequenceNumber, packageNames); 5181 } 5182 } 5183 5184 @Override 5185 public @NonNull ParceledListSlice<FeatureInfo> getSystemAvailableFeatures() { 5186 // allow instant applications 5187 ArrayList<FeatureInfo> res; 5188 synchronized (mAvailableFeatures) { 5189 res = new ArrayList<>(mAvailableFeatures.size() + 1); 5190 res.addAll(mAvailableFeatures.values()); 5191 } 5192 final FeatureInfo fi = new FeatureInfo(); 5193 fi.reqGlEsVersion = SystemProperties.getInt("ro.opengles.version", 5194 FeatureInfo.GL_ES_VERSION_UNDEFINED); 5195 res.add(fi); 5196 5197 return new ParceledListSlice<>(res); 5198 } 5199 5200 @Override 5201 public boolean hasSystemFeature(String name, int version) { 5202 // allow instant applications 5203 synchronized (mAvailableFeatures) { 5204 final FeatureInfo feat = mAvailableFeatures.get(name); 5205 if (feat == null) { 5206 return false; 5207 } else { 5208 return feat.version >= version; 5209 } 5210 } 5211 } 5212 5213 @Override 5214 public int checkPermission(String permName, String pkgName, int userId) { 5215 return mPermissionManager.checkPermission(permName, pkgName, getCallingUid(), userId); 5216 } 5217 5218 @Override 5219 public int checkUidPermission(String permName, int uid) { 5220 synchronized (mPackages) { 5221 final String[] packageNames = getPackagesForUid(uid); 5222 final PackageParser.Package pkg = (packageNames != null && packageNames.length > 0) 5223 ? mPackages.get(packageNames[0]) 5224 : null; 5225 return mPermissionManager.checkUidPermission(permName, pkg, uid, getCallingUid()); 5226 } 5227 } 5228 5229 @Override 5230 public boolean isPermissionRevokedByPolicy(String permission, String packageName, int userId) { 5231 if (UserHandle.getCallingUserId() != userId) { 5232 mContext.enforceCallingPermission( 5233 android.Manifest.permission.INTERACT_ACROSS_USERS_FULL, 5234 "isPermissionRevokedByPolicy for user " + userId); 5235 } 5236 5237 if (checkPermission(permission, packageName, userId) 5238 == PackageManager.PERMISSION_GRANTED) { 5239 return false; 5240 } 5241 5242 final int callingUid = Binder.getCallingUid(); 5243 if (getInstantAppPackageName(callingUid) != null) { 5244 if (!isCallerSameApp(packageName, callingUid)) { 5245 return false; 5246 } 5247 } else { 5248 if (isInstantApp(packageName, userId)) { 5249 return false; 5250 } 5251 } 5252 5253 final long identity = Binder.clearCallingIdentity(); 5254 try { 5255 final int flags = getPermissionFlags(permission, packageName, userId); 5256 return (flags & PackageManager.FLAG_PERMISSION_POLICY_FIXED) != 0; 5257 } finally { 5258 Binder.restoreCallingIdentity(identity); 5259 } 5260 } 5261 5262 @Override 5263 public String getPermissionControllerPackageName() { 5264 synchronized (mPackages) { 5265 return mRequiredInstallerPackage; 5266 } 5267 } 5268 5269 private boolean addDynamicPermission(PermissionInfo info, final boolean async) { 5270 return mPermissionManager.addDynamicPermission( 5271 info, async, getCallingUid(), new PermissionCallback() { 5272 @Override 5273 public void onPermissionChanged() { 5274 if (!async) { 5275 mSettings.writeLPr(); 5276 } else { 5277 scheduleWriteSettingsLocked(); 5278 } 5279 } 5280 }); 5281 } 5282 5283 @Override 5284 public boolean addPermission(PermissionInfo info) { 5285 synchronized (mPackages) { 5286 return addDynamicPermission(info, false); 5287 } 5288 } 5289 5290 @Override 5291 public boolean addPermissionAsync(PermissionInfo info) { 5292 synchronized (mPackages) { 5293 return addDynamicPermission(info, true); 5294 } 5295 } 5296 5297 @Override 5298 public void removePermission(String permName) { 5299 mPermissionManager.removeDynamicPermission(permName, getCallingUid(), mPermissionCallback); 5300 } 5301 5302 @Override 5303 public void grantRuntimePermission(String packageName, String permName, final int userId) { 5304 mPermissionManager.grantRuntimePermission(permName, packageName, false /*overridePolicy*/, 5305 getCallingUid(), userId, mPermissionCallback); 5306 } 5307 5308 @Override 5309 public void revokeRuntimePermission(String packageName, String permName, int userId) { 5310 mPermissionManager.revokeRuntimePermission(permName, packageName, false /*overridePolicy*/, 5311 getCallingUid(), userId, mPermissionCallback); 5312 } 5313 5314 @Override 5315 public void resetRuntimePermissions() { 5316 mContext.enforceCallingOrSelfPermission( 5317 android.Manifest.permission.REVOKE_RUNTIME_PERMISSIONS, 5318 "revokeRuntimePermission"); 5319 5320 int callingUid = Binder.getCallingUid(); 5321 if (callingUid != Process.SYSTEM_UID && callingUid != 0) { 5322 mContext.enforceCallingOrSelfPermission( 5323 android.Manifest.permission.INTERACT_ACROSS_USERS_FULL, 5324 "resetRuntimePermissions"); 5325 } 5326 5327 synchronized (mPackages) { 5328 mPermissionManager.updateAllPermissions( 5329 StorageManager.UUID_PRIVATE_INTERNAL, false, mPackages.values(), 5330 mPermissionCallback); 5331 for (int userId : UserManagerService.getInstance().getUserIds()) { 5332 final int packageCount = mPackages.size(); 5333 for (int i = 0; i < packageCount; i++) { 5334 PackageParser.Package pkg = mPackages.valueAt(i); 5335 if (!(pkg.mExtras instanceof PackageSetting)) { 5336 continue; 5337 } 5338 PackageSetting ps = (PackageSetting) pkg.mExtras; 5339 resetUserChangesToRuntimePermissionsAndFlagsLPw(ps, userId); 5340 } 5341 } 5342 } 5343 } 5344 5345 @Override 5346 public int getPermissionFlags(String permName, String packageName, int userId) { 5347 return mPermissionManager.getPermissionFlags( 5348 permName, packageName, getCallingUid(), userId); 5349 } 5350 5351 @Override 5352 public void updatePermissionFlags(String permName, String packageName, int flagMask, 5353 int flagValues, int userId) { 5354 mPermissionManager.updatePermissionFlags( 5355 permName, packageName, flagMask, flagValues, getCallingUid(), userId, 5356 mPermissionCallback); 5357 } 5358 5359 /** 5360 * Update the permission flags for all packages and runtime permissions of a user in order 5361 * to allow device or profile owner to remove POLICY_FIXED. 5362 */ 5363 @Override 5364 public void updatePermissionFlagsForAllApps(int flagMask, int flagValues, int userId) { 5365 synchronized (mPackages) { 5366 final boolean changed = mPermissionManager.updatePermissionFlagsForAllApps( 5367 flagMask, flagValues, getCallingUid(), userId, mPackages.values(), 5368 mPermissionCallback); 5369 if (changed) { 5370 mSettings.writeRuntimePermissionsForUserLPr(userId, false); 5371 } 5372 } 5373 } 5374 5375 @Override 5376 public boolean shouldShowRequestPermissionRationale(String permissionName, 5377 String packageName, int userId) { 5378 if (UserHandle.getCallingUserId() != userId) { 5379 mContext.enforceCallingPermission( 5380 android.Manifest.permission.INTERACT_ACROSS_USERS_FULL, 5381 "canShowRequestPermissionRationale for user " + userId); 5382 } 5383 5384 final int uid = getPackageUid(packageName, MATCH_DEBUG_TRIAGED_MISSING, userId); 5385 if (UserHandle.getAppId(getCallingUid()) != UserHandle.getAppId(uid)) { 5386 return false; 5387 } 5388 5389 if (checkPermission(permissionName, packageName, userId) 5390 == PackageManager.PERMISSION_GRANTED) { 5391 return false; 5392 } 5393 5394 final int flags; 5395 5396 final long identity = Binder.clearCallingIdentity(); 5397 try { 5398 flags = getPermissionFlags(permissionName, 5399 packageName, userId); 5400 } finally { 5401 Binder.restoreCallingIdentity(identity); 5402 } 5403 5404 final int fixedFlags = PackageManager.FLAG_PERMISSION_SYSTEM_FIXED 5405 | PackageManager.FLAG_PERMISSION_POLICY_FIXED 5406 | PackageManager.FLAG_PERMISSION_USER_FIXED; 5407 5408 if ((flags & fixedFlags) != 0) { 5409 return false; 5410 } 5411 5412 return (flags & PackageManager.FLAG_PERMISSION_USER_SET) != 0; 5413 } 5414 5415 @Override 5416 public void addOnPermissionsChangeListener(IOnPermissionsChangeListener listener) { 5417 mContext.enforceCallingOrSelfPermission( 5418 Manifest.permission.OBSERVE_GRANT_REVOKE_PERMISSIONS, 5419 "addOnPermissionsChangeListener"); 5420 5421 synchronized (mPackages) { 5422 mOnPermissionChangeListeners.addListenerLocked(listener); 5423 } 5424 } 5425 5426 @Override 5427 public void removeOnPermissionsChangeListener(IOnPermissionsChangeListener listener) { 5428 if (getInstantAppPackageName(Binder.getCallingUid()) != null) { 5429 throw new SecurityException("Instant applications don't have access to this method"); 5430 } 5431 synchronized (mPackages) { 5432 mOnPermissionChangeListeners.removeListenerLocked(listener); 5433 } 5434 } 5435 5436 @Override 5437 public boolean isProtectedBroadcast(String actionName) { 5438 // allow instant applications 5439 synchronized (mProtectedBroadcasts) { 5440 if (mProtectedBroadcasts.contains(actionName)) { 5441 return true; 5442 } else if (actionName != null) { 5443 // TODO: remove these terrible hacks 5444 if (actionName.startsWith("android.net.netmon.lingerExpired") 5445 || actionName.startsWith("com.android.server.sip.SipWakeupTimer") 5446 || actionName.startsWith("com.android.internal.telephony.data-reconnect") 5447 || actionName.startsWith("android.net.netmon.launchCaptivePortalApp")) { 5448 return true; 5449 } 5450 } 5451 } 5452 return false; 5453 } 5454 5455 @Override 5456 public int checkSignatures(String pkg1, String pkg2) { 5457 synchronized (mPackages) { 5458 final PackageParser.Package p1 = mPackages.get(pkg1); 5459 final PackageParser.Package p2 = mPackages.get(pkg2); 5460 if (p1 == null || p1.mExtras == null 5461 || p2 == null || p2.mExtras == null) { 5462 return PackageManager.SIGNATURE_UNKNOWN_PACKAGE; 5463 } 5464 final int callingUid = Binder.getCallingUid(); 5465 final int callingUserId = UserHandle.getUserId(callingUid); 5466 final PackageSetting ps1 = (PackageSetting) p1.mExtras; 5467 final PackageSetting ps2 = (PackageSetting) p2.mExtras; 5468 if (filterAppAccessLPr(ps1, callingUid, callingUserId) 5469 || filterAppAccessLPr(ps2, callingUid, callingUserId)) { 5470 return PackageManager.SIGNATURE_UNKNOWN_PACKAGE; 5471 } 5472 return compareSignatures(p1.mSigningDetails.signatures, p2.mSigningDetails.signatures); 5473 } 5474 } 5475 5476 @Override 5477 public int checkUidSignatures(int uid1, int uid2) { 5478 final int callingUid = Binder.getCallingUid(); 5479 final int callingUserId = UserHandle.getUserId(callingUid); 5480 final boolean isCallerInstantApp = getInstantAppPackageName(callingUid) != null; 5481 // Map to base uids. 5482 uid1 = UserHandle.getAppId(uid1); 5483 uid2 = UserHandle.getAppId(uid2); 5484 // reader 5485 synchronized (mPackages) { 5486 Signature[] s1; 5487 Signature[] s2; 5488 Object obj = mSettings.getUserIdLPr(uid1); 5489 if (obj != null) { 5490 if (obj instanceof SharedUserSetting) { 5491 if (isCallerInstantApp) { 5492 return PackageManager.SIGNATURE_UNKNOWN_PACKAGE; 5493 } 5494 s1 = ((SharedUserSetting)obj).signatures.mSigningDetails.signatures; 5495 } else if (obj instanceof PackageSetting) { 5496 final PackageSetting ps = (PackageSetting) obj; 5497 if (filterAppAccessLPr(ps, callingUid, callingUserId)) { 5498 return PackageManager.SIGNATURE_UNKNOWN_PACKAGE; 5499 } 5500 s1 = ps.signatures.mSigningDetails.signatures; 5501 } else { 5502 return PackageManager.SIGNATURE_UNKNOWN_PACKAGE; 5503 } 5504 } else { 5505 return PackageManager.SIGNATURE_UNKNOWN_PACKAGE; 5506 } 5507 obj = mSettings.getUserIdLPr(uid2); 5508 if (obj != null) { 5509 if (obj instanceof SharedUserSetting) { 5510 if (isCallerInstantApp) { 5511 return PackageManager.SIGNATURE_UNKNOWN_PACKAGE; 5512 } 5513 s2 = ((SharedUserSetting)obj).signatures.mSigningDetails.signatures; 5514 } else if (obj instanceof PackageSetting) { 5515 final PackageSetting ps = (PackageSetting) obj; 5516 if (filterAppAccessLPr(ps, callingUid, callingUserId)) { 5517 return PackageManager.SIGNATURE_UNKNOWN_PACKAGE; 5518 } 5519 s2 = ps.signatures.mSigningDetails.signatures; 5520 } else { 5521 return PackageManager.SIGNATURE_UNKNOWN_PACKAGE; 5522 } 5523 } else { 5524 return PackageManager.SIGNATURE_UNKNOWN_PACKAGE; 5525 } 5526 return compareSignatures(s1, s2); 5527 } 5528 } 5529 5530 @Override 5531 public boolean hasSigningCertificate( 5532 String packageName, byte[] certificate, @PackageManager.CertificateInputType int type) { 5533 5534 synchronized (mPackages) { 5535 final PackageParser.Package p = mPackages.get(packageName); 5536 if (p == null || p.mExtras == null) { 5537 return false; 5538 } 5539 final int callingUid = Binder.getCallingUid(); 5540 final int callingUserId = UserHandle.getUserId(callingUid); 5541 final PackageSetting ps = (PackageSetting) p.mExtras; 5542 if (filterAppAccessLPr(ps, callingUid, callingUserId)) { 5543 return false; 5544 } 5545 switch (type) { 5546 case CERT_INPUT_RAW_X509: 5547 return p.mSigningDetails.hasCertificate(certificate); 5548 case CERT_INPUT_SHA256: 5549 return p.mSigningDetails.hasSha256Certificate(certificate); 5550 default: 5551 return false; 5552 } 5553 } 5554 } 5555 5556 @Override 5557 public boolean hasUidSigningCertificate( 5558 int uid, byte[] certificate, @PackageManager.CertificateInputType int type) { 5559 final int callingUid = Binder.getCallingUid(); 5560 final int callingUserId = UserHandle.getUserId(callingUid); 5561 // Map to base uids. 5562 uid = UserHandle.getAppId(uid); 5563 // reader 5564 synchronized (mPackages) { 5565 final PackageParser.SigningDetails signingDetails; 5566 final Object obj = mSettings.getUserIdLPr(uid); 5567 if (obj != null) { 5568 if (obj instanceof SharedUserSetting) { 5569 final boolean isCallerInstantApp = getInstantAppPackageName(callingUid) != null; 5570 if (isCallerInstantApp) { 5571 return false; 5572 } 5573 signingDetails = ((SharedUserSetting)obj).signatures.mSigningDetails; 5574 } else if (obj instanceof PackageSetting) { 5575 final PackageSetting ps = (PackageSetting) obj; 5576 if (filterAppAccessLPr(ps, callingUid, callingUserId)) { 5577 return false; 5578 } 5579 signingDetails = ps.signatures.mSigningDetails; 5580 } else { 5581 return false; 5582 } 5583 } else { 5584 return false; 5585 } 5586 switch (type) { 5587 case CERT_INPUT_RAW_X509: 5588 return signingDetails.hasCertificate(certificate); 5589 case CERT_INPUT_SHA256: 5590 return signingDetails.hasSha256Certificate(certificate); 5591 default: 5592 return false; 5593 } 5594 } 5595 } 5596 5597 /** 5598 * This method should typically only be used when granting or revoking 5599 * permissions, since the app may immediately restart after this call. 5600 * <p> 5601 * If you're doing surgery on app code/data, use {@link PackageFreezer} to 5602 * guard your work against the app being relaunched. 5603 */ 5604 private void killUid(int appId, int userId, String reason) { 5605 final long identity = Binder.clearCallingIdentity(); 5606 try { 5607 IActivityManager am = ActivityManager.getService(); 5608 if (am != null) { 5609 try { 5610 am.killUid(appId, userId, reason); 5611 } catch (RemoteException e) { 5612 /* ignore - same process */ 5613 } 5614 } 5615 } finally { 5616 Binder.restoreCallingIdentity(identity); 5617 } 5618 } 5619 5620 /** 5621 * If the database version for this type of package (internal storage or 5622 * external storage) is less than the version where package signatures 5623 * were updated, return true. 5624 */ 5625 private boolean isCompatSignatureUpdateNeeded(PackageParser.Package scannedPkg) { 5626 final VersionInfo ver = getSettingsVersionForPackage(scannedPkg); 5627 return ver.databaseVersion < DatabaseVersion.SIGNATURE_END_ENTITY; 5628 } 5629 5630 private boolean isRecoverSignatureUpdateNeeded(PackageParser.Package scannedPkg) { 5631 final VersionInfo ver = getSettingsVersionForPackage(scannedPkg); 5632 return ver.databaseVersion < DatabaseVersion.SIGNATURE_MALFORMED_RECOVER; 5633 } 5634 5635 @Override 5636 public List<String> getAllPackages() { 5637 final int callingUid = Binder.getCallingUid(); 5638 final int callingUserId = UserHandle.getUserId(callingUid); 5639 synchronized (mPackages) { 5640 if (canViewInstantApps(callingUid, callingUserId)) { 5641 return new ArrayList<String>(mPackages.keySet()); 5642 } 5643 final String instantAppPkgName = getInstantAppPackageName(callingUid); 5644 final List<String> result = new ArrayList<>(); 5645 if (instantAppPkgName != null) { 5646 // caller is an instant application; filter unexposed applications 5647 for (PackageParser.Package pkg : mPackages.values()) { 5648 if (!pkg.visibleToInstantApps) { 5649 continue; 5650 } 5651 result.add(pkg.packageName); 5652 } 5653 } else { 5654 // caller is a normal application; filter instant applications 5655 for (PackageParser.Package pkg : mPackages.values()) { 5656 final PackageSetting ps = 5657 pkg.mExtras != null ? (PackageSetting) pkg.mExtras : null; 5658 if (ps != null 5659 && ps.getInstantApp(callingUserId) 5660 && !mInstantAppRegistry.isInstantAccessGranted( 5661 callingUserId, UserHandle.getAppId(callingUid), ps.appId)) { 5662 continue; 5663 } 5664 result.add(pkg.packageName); 5665 } 5666 } 5667 return result; 5668 } 5669 } 5670 5671 @Override 5672 public String[] getPackagesForUid(int uid) { 5673 final int callingUid = Binder.getCallingUid(); 5674 final boolean isCallerInstantApp = getInstantAppPackageName(callingUid) != null; 5675 final int userId = UserHandle.getUserId(uid); 5676 uid = UserHandle.getAppId(uid); 5677 // reader 5678 synchronized (mPackages) { 5679 Object obj = mSettings.getUserIdLPr(uid); 5680 if (obj instanceof SharedUserSetting) { 5681 if (isCallerInstantApp) { 5682 return null; 5683 } 5684 final SharedUserSetting sus = (SharedUserSetting) obj; 5685 final int N = sus.packages.size(); 5686 String[] res = new String[N]; 5687 final Iterator<PackageSetting> it = sus.packages.iterator(); 5688 int i = 0; 5689 while (it.hasNext()) { 5690 PackageSetting ps = it.next(); 5691 if (ps.getInstalled(userId)) { 5692 res[i++] = ps.name; 5693 } else { 5694 res = ArrayUtils.removeElement(String.class, res, res[i]); 5695 } 5696 } 5697 return res; 5698 } else if (obj instanceof PackageSetting) { 5699 final PackageSetting ps = (PackageSetting) obj; 5700 if (ps.getInstalled(userId) && !filterAppAccessLPr(ps, callingUid, userId)) { 5701 return new String[]{ps.name}; 5702 } 5703 } 5704 } 5705 return null; 5706 } 5707 5708 @Override 5709 public String getNameForUid(int uid) { 5710 final int callingUid = Binder.getCallingUid(); 5711 if (getInstantAppPackageName(callingUid) != null) { 5712 return null; 5713 } 5714 synchronized (mPackages) { 5715 Object obj = mSettings.getUserIdLPr(UserHandle.getAppId(uid)); 5716 if (obj instanceof SharedUserSetting) { 5717 final SharedUserSetting sus = (SharedUserSetting) obj; 5718 return sus.name + ":" + sus.userId; 5719 } else if (obj instanceof PackageSetting) { 5720 final PackageSetting ps = (PackageSetting) obj; 5721 if (filterAppAccessLPr(ps, callingUid, UserHandle.getUserId(callingUid))) { 5722 return null; 5723 } 5724 return ps.name; 5725 } 5726 return null; 5727 } 5728 } 5729 5730 @Override 5731 public String[] getNamesForUids(int[] uids) { 5732 if (uids == null || uids.length == 0) { 5733 return null; 5734 } 5735 final int callingUid = Binder.getCallingUid(); 5736 if (getInstantAppPackageName(callingUid) != null) { 5737 return null; 5738 } 5739 final String[] names = new String[uids.length]; 5740 synchronized (mPackages) { 5741 for (int i = uids.length - 1; i >= 0; i--) { 5742 final int uid = uids[i]; 5743 Object obj = mSettings.getUserIdLPr(UserHandle.getAppId(uid)); 5744 if (obj instanceof SharedUserSetting) { 5745 final SharedUserSetting sus = (SharedUserSetting) obj; 5746 names[i] = "shared:" + sus.name; 5747 } else if (obj instanceof PackageSetting) { 5748 final PackageSetting ps = (PackageSetting) obj; 5749 if (filterAppAccessLPr(ps, callingUid, UserHandle.getUserId(callingUid))) { 5750 names[i] = null; 5751 } else { 5752 names[i] = ps.name; 5753 } 5754 } else { 5755 names[i] = null; 5756 } 5757 } 5758 } 5759 return names; 5760 } 5761 5762 @Override 5763 public int getUidForSharedUser(String sharedUserName) { 5764 if (getInstantAppPackageName(Binder.getCallingUid()) != null) { 5765 return -1; 5766 } 5767 if (sharedUserName == null) { 5768 return -1; 5769 } 5770 // reader 5771 synchronized (mPackages) { 5772 SharedUserSetting suid; 5773 try { 5774 suid = mSettings.getSharedUserLPw(sharedUserName, 0, 0, false); 5775 if (suid != null) { 5776 return suid.userId; 5777 } 5778 } catch (PackageManagerException ignore) { 5779 // can't happen, but, still need to catch it 5780 } 5781 return -1; 5782 } 5783 } 5784 5785 @Override 5786 public int getFlagsForUid(int uid) { 5787 final int callingUid = Binder.getCallingUid(); 5788 if (getInstantAppPackageName(callingUid) != null) { 5789 return 0; 5790 } 5791 synchronized (mPackages) { 5792 Object obj = mSettings.getUserIdLPr(UserHandle.getAppId(uid)); 5793 if (obj instanceof SharedUserSetting) { 5794 final SharedUserSetting sus = (SharedUserSetting) obj; 5795 return sus.pkgFlags; 5796 } else if (obj instanceof PackageSetting) { 5797 final PackageSetting ps = (PackageSetting) obj; 5798 if (filterAppAccessLPr(ps, callingUid, UserHandle.getUserId(callingUid))) { 5799 return 0; 5800 } 5801 return ps.pkgFlags; 5802 } 5803 } 5804 return 0; 5805 } 5806 5807 @Override 5808 public int getPrivateFlagsForUid(int uid) { 5809 final int callingUid = Binder.getCallingUid(); 5810 if (getInstantAppPackageName(callingUid) != null) { 5811 return 0; 5812 } 5813 synchronized (mPackages) { 5814 Object obj = mSettings.getUserIdLPr(UserHandle.getAppId(uid)); 5815 if (obj instanceof SharedUserSetting) { 5816 final SharedUserSetting sus = (SharedUserSetting) obj; 5817 return sus.pkgPrivateFlags; 5818 } else if (obj instanceof PackageSetting) { 5819 final PackageSetting ps = (PackageSetting) obj; 5820 if (filterAppAccessLPr(ps, callingUid, UserHandle.getUserId(callingUid))) { 5821 return 0; 5822 } 5823 return ps.pkgPrivateFlags; 5824 } 5825 } 5826 return 0; 5827 } 5828 5829 @Override 5830 public boolean isUidPrivileged(int uid) { 5831 if (getInstantAppPackageName(Binder.getCallingUid()) != null) { 5832 return false; 5833 } 5834 uid = UserHandle.getAppId(uid); 5835 // reader 5836 synchronized (mPackages) { 5837 Object obj = mSettings.getUserIdLPr(uid); 5838 if (obj instanceof SharedUserSetting) { 5839 final SharedUserSetting sus = (SharedUserSetting) obj; 5840 final Iterator<PackageSetting> it = sus.packages.iterator(); 5841 while (it.hasNext()) { 5842 if (it.next().isPrivileged()) { 5843 return true; 5844 } 5845 } 5846 } else if (obj instanceof PackageSetting) { 5847 final PackageSetting ps = (PackageSetting) obj; 5848 return ps.isPrivileged(); 5849 } 5850 } 5851 return false; 5852 } 5853 5854 @Override 5855 public String[] getAppOpPermissionPackages(String permName) { 5856 return mPermissionManager.getAppOpPermissionPackages(permName); 5857 } 5858 5859 @Override 5860 public ResolveInfo resolveIntent(Intent intent, String resolvedType, 5861 int flags, int userId) { 5862 return resolveIntentInternal( 5863 intent, resolvedType, flags, userId, false /*resolveForStart*/); 5864 } 5865 5866 /** 5867 * Normally instant apps can only be resolved when they're visible to the caller. 5868 * However, if {@code resolveForStart} is {@code true}, all instant apps are visible 5869 * since we need to allow the system to start any installed application. 5870 */ 5871 private ResolveInfo resolveIntentInternal(Intent intent, String resolvedType, 5872 int flags, int userId, boolean resolveForStart) { 5873 try { 5874 Trace.traceBegin(TRACE_TAG_PACKAGE_MANAGER, "resolveIntent"); 5875 5876 if (!sUserManager.exists(userId)) return null; 5877 final int callingUid = Binder.getCallingUid(); 5878 flags = updateFlagsForResolve(flags, userId, intent, callingUid, resolveForStart); 5879 mPermissionManager.enforceCrossUserPermission(callingUid, userId, 5880 false /*requireFullPermission*/, false /*checkShell*/, "resolve intent"); 5881 5882 Trace.traceBegin(TRACE_TAG_PACKAGE_MANAGER, "queryIntentActivities"); 5883 final List<ResolveInfo> query = queryIntentActivitiesInternal(intent, resolvedType, 5884 flags, callingUid, userId, resolveForStart, true /*allowDynamicSplits*/); 5885 Trace.traceEnd(TRACE_TAG_PACKAGE_MANAGER); 5886 5887 final ResolveInfo bestChoice = 5888 chooseBestActivity(intent, resolvedType, flags, query, userId); 5889 return bestChoice; 5890 } finally { 5891 Trace.traceEnd(TRACE_TAG_PACKAGE_MANAGER); 5892 } 5893 } 5894 5895 @Override 5896 public ResolveInfo findPersistentPreferredActivity(Intent intent, int userId) { 5897 if (!UserHandle.isSameApp(Binder.getCallingUid(), Process.SYSTEM_UID)) { 5898 throw new SecurityException( 5899 "findPersistentPreferredActivity can only be run by the system"); 5900 } 5901 if (!sUserManager.exists(userId)) { 5902 return null; 5903 } 5904 final int callingUid = Binder.getCallingUid(); 5905 intent = updateIntentForResolve(intent); 5906 final String resolvedType = intent.resolveTypeIfNeeded(mContext.getContentResolver()); 5907 final int flags = updateFlagsForResolve( 5908 0, userId, intent, callingUid, false /*includeInstantApps*/); 5909 final List<ResolveInfo> query = queryIntentActivitiesInternal(intent, resolvedType, flags, 5910 userId); 5911 synchronized (mPackages) { 5912 return findPersistentPreferredActivityLP(intent, resolvedType, flags, query, false, 5913 userId); 5914 } 5915 } 5916 5917 @Override 5918 public void setLastChosenActivity(Intent intent, String resolvedType, int flags, 5919 IntentFilter filter, int match, ComponentName activity) { 5920 if (getInstantAppPackageName(Binder.getCallingUid()) != null) { 5921 return; 5922 } 5923 final int userId = UserHandle.getCallingUserId(); 5924 if (DEBUG_PREFERRED) { 5925 Log.v(TAG, "setLastChosenActivity intent=" + intent 5926 + " resolvedType=" + resolvedType 5927 + " flags=" + flags 5928 + " filter=" + filter 5929 + " match=" + match 5930 + " activity=" + activity); 5931 filter.dump(new PrintStreamPrinter(System.out), " "); 5932 } 5933 intent.setComponent(null); 5934 final List<ResolveInfo> query = queryIntentActivitiesInternal(intent, resolvedType, flags, 5935 userId); 5936 // Find any earlier preferred or last chosen entries and nuke them 5937 findPreferredActivity(intent, resolvedType, 5938 flags, query, 0, false, true, false, userId); 5939 // Add the new activity as the last chosen for this filter 5940 addPreferredActivityInternal(filter, match, null, activity, false, userId, 5941 "Setting last chosen"); 5942 } 5943 5944 @Override 5945 public ResolveInfo getLastChosenActivity(Intent intent, String resolvedType, int flags) { 5946 if (getInstantAppPackageName(Binder.getCallingUid()) != null) { 5947 return null; 5948 } 5949 final int userId = UserHandle.getCallingUserId(); 5950 if (DEBUG_PREFERRED) Log.v(TAG, "Querying last chosen activity for " + intent); 5951 final List<ResolveInfo> query = queryIntentActivitiesInternal(intent, resolvedType, flags, 5952 userId); 5953 return findPreferredActivity(intent, resolvedType, flags, query, 0, 5954 false, false, false, userId); 5955 } 5956 5957 /** 5958 * Returns whether or not instant apps have been disabled remotely. 5959 */ 5960 private boolean areWebInstantAppsDisabled() { 5961 return mWebInstantAppsDisabled; 5962 } 5963 5964 private boolean isInstantAppResolutionAllowed( 5965 Intent intent, List<ResolveInfo> resolvedActivities, int userId, 5966 boolean skipPackageCheck) { 5967 if (mInstantAppResolverConnection == null) { 5968 return false; 5969 } 5970 if (mInstantAppInstallerActivity == null) { 5971 return false; 5972 } 5973 if (intent.getComponent() != null) { 5974 return false; 5975 } 5976 if ((intent.getFlags() & Intent.FLAG_IGNORE_EPHEMERAL) != 0) { 5977 return false; 5978 } 5979 if (!skipPackageCheck && intent.getPackage() != null) { 5980 return false; 5981 } 5982 if (!intent.isWebIntent()) { 5983 // for non web intents, we should not resolve externally if an app already exists to 5984 // handle it or if the caller didn't explicitly request it. 5985 if ((resolvedActivities != null && resolvedActivities.size() != 0) 5986 || (intent.getFlags() & Intent.FLAG_ACTIVITY_MATCH_EXTERNAL) == 0) { 5987 return false; 5988 } 5989 } else { 5990 if (intent.getData() == null || TextUtils.isEmpty(intent.getData().getHost())) { 5991 return false; 5992 } else if (areWebInstantAppsDisabled()) { 5993 return false; 5994 } 5995 } 5996 // Deny ephemeral apps if the user chose _ALWAYS or _ALWAYS_ASK for intent resolution. 5997 // Or if there's already an ephemeral app installed that handles the action 5998 synchronized (mPackages) { 5999 final int count = (resolvedActivities == null ? 0 : resolvedActivities.size()); 6000 for (int n = 0; n < count; n++) { 6001 final ResolveInfo info = resolvedActivities.get(n); 6002 final String packageName = info.activityInfo.packageName; 6003 final PackageSetting ps = mSettings.mPackages.get(packageName); 6004 if (ps != null) { 6005 // only check domain verification status if the app is not a browser 6006 if (!info.handleAllWebDataURI) { 6007 // Try to get the status from User settings first 6008 final long packedStatus = getDomainVerificationStatusLPr(ps, userId); 6009 final int status = (int) (packedStatus >> 32); 6010 if (status == INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_ALWAYS 6011 || status == INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_ALWAYS_ASK) { 6012 if (DEBUG_INSTANT) { 6013 Slog.v(TAG, "DENY instant app;" 6014 + " pkg: " + packageName + ", status: " + status); 6015 } 6016 return false; 6017 } 6018 } 6019 if (ps.getInstantApp(userId)) { 6020 if (DEBUG_INSTANT) { 6021 Slog.v(TAG, "DENY instant app installed;" 6022 + " pkg: " + packageName); 6023 } 6024 return false; 6025 } 6026 } 6027 } 6028 } 6029 // We've exhausted all ways to deny ephemeral application; let the system look for them. 6030 return true; 6031 } 6032 6033 private void requestInstantAppResolutionPhaseTwo(AuxiliaryResolveInfo responseObj, 6034 Intent origIntent, String resolvedType, String callingPackage, 6035 Bundle verificationBundle, int userId) { 6036 final Message msg = mHandler.obtainMessage(INSTANT_APP_RESOLUTION_PHASE_TWO, 6037 new InstantAppRequest(responseObj, origIntent, resolvedType, 6038 callingPackage, userId, verificationBundle, false /*resolveForStart*/)); 6039 mHandler.sendMessage(msg); 6040 } 6041 6042 private ResolveInfo chooseBestActivity(Intent intent, String resolvedType, 6043 int flags, List<ResolveInfo> query, int userId) { 6044 if (query != null) { 6045 final int N = query.size(); 6046 if (N == 1) { 6047 return query.get(0); 6048 } else if (N > 1) { 6049 final boolean debug = ((intent.getFlags() & Intent.FLAG_DEBUG_LOG_RESOLUTION) != 0); 6050 // If there is more than one activity with the same priority, 6051 // then let the user decide between them. 6052 ResolveInfo r0 = query.get(0); 6053 ResolveInfo r1 = query.get(1); 6054 if (DEBUG_INTENT_MATCHING || debug) { 6055 Slog.v(TAG, r0.activityInfo.name + "=" + r0.priority + " vs " 6056 + r1.activityInfo.name + "=" + r1.priority); 6057 } 6058 // If the first activity has a higher priority, or a different 6059 // default, then it is always desirable to pick it. 6060 if (r0.priority != r1.priority 6061 || r0.preferredOrder != r1.preferredOrder 6062 || r0.isDefault != r1.isDefault) { 6063 return query.get(0); 6064 } 6065 // If we have saved a preference for a preferred activity for 6066 // this Intent, use that. 6067 ResolveInfo ri = findPreferredActivity(intent, resolvedType, 6068 flags, query, r0.priority, true, false, debug, userId); 6069 if (ri != null) { 6070 return ri; 6071 } 6072 // If we have an ephemeral app, use it 6073 for (int i = 0; i < N; i++) { 6074 ri = query.get(i); 6075 if (ri.activityInfo.applicationInfo.isInstantApp()) { 6076 final String packageName = ri.activityInfo.packageName; 6077 final PackageSetting ps = mSettings.mPackages.get(packageName); 6078 final long packedStatus = getDomainVerificationStatusLPr(ps, userId); 6079 final int status = (int)(packedStatus >> 32); 6080 if (status != INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_ALWAYS_ASK) { 6081 return ri; 6082 } 6083 } 6084 } 6085 ri = new ResolveInfo(mResolveInfo); 6086 ri.activityInfo = new ActivityInfo(ri.activityInfo); 6087 ri.activityInfo.labelRes = ResolverActivity.getLabelRes(intent.getAction()); 6088 // If all of the options come from the same package, show the application's 6089 // label and icon instead of the generic resolver's. 6090 // Some calls like Intent.resolveActivityInfo query the ResolveInfo from here 6091 // and then throw away the ResolveInfo itself, meaning that the caller loses 6092 // the resolvePackageName. Therefore the activityInfo.labelRes above provides 6093 // a fallback for this case; we only set the target package's resources on 6094 // the ResolveInfo, not the ActivityInfo. 6095 final String intentPackage = intent.getPackage(); 6096 if (!TextUtils.isEmpty(intentPackage) && allHavePackage(query, intentPackage)) { 6097 final ApplicationInfo appi = query.get(0).activityInfo.applicationInfo; 6098 ri.resolvePackageName = intentPackage; 6099 if (userNeedsBadging(userId)) { 6100 ri.noResourceId = true; 6101 } else { 6102 ri.icon = appi.icon; 6103 } 6104 ri.iconResourceId = appi.icon; 6105 ri.labelRes = appi.labelRes; 6106 } 6107 ri.activityInfo.applicationInfo = new ApplicationInfo( 6108 ri.activityInfo.applicationInfo); 6109 if (userId != 0) { 6110 ri.activityInfo.applicationInfo.uid = UserHandle.getUid(userId, 6111 UserHandle.getAppId(ri.activityInfo.applicationInfo.uid)); 6112 } 6113 // Make sure that the resolver is displayable in car mode 6114 if (ri.activityInfo.metaData == null) ri.activityInfo.metaData = new Bundle(); 6115 ri.activityInfo.metaData.putBoolean(Intent.METADATA_DOCK_HOME, true); 6116 return ri; 6117 } 6118 } 6119 return null; 6120 } 6121 6122 /** 6123 * Return true if the given list is not empty and all of its contents have 6124 * an activityInfo with the given package name. 6125 */ 6126 private boolean allHavePackage(List<ResolveInfo> list, String packageName) { 6127 if (ArrayUtils.isEmpty(list)) { 6128 return false; 6129 } 6130 for (int i = 0, N = list.size(); i < N; i++) { 6131 final ResolveInfo ri = list.get(i); 6132 final ActivityInfo ai = ri != null ? ri.activityInfo : null; 6133 if (ai == null || !packageName.equals(ai.packageName)) { 6134 return false; 6135 } 6136 } 6137 return true; 6138 } 6139 6140 private ResolveInfo findPersistentPreferredActivityLP(Intent intent, String resolvedType, 6141 int flags, List<ResolveInfo> query, boolean debug, int userId) { 6142 final int N = query.size(); 6143 PersistentPreferredIntentResolver ppir = mSettings.mPersistentPreferredActivities 6144 .get(userId); 6145 // Get the list of persistent preferred activities that handle the intent 6146 if (DEBUG_PREFERRED || debug) Slog.v(TAG, "Looking for presistent preferred activities..."); 6147 List<PersistentPreferredActivity> pprefs = ppir != null 6148 ? ppir.queryIntent(intent, resolvedType, 6149 (flags & PackageManager.MATCH_DEFAULT_ONLY) != 0, 6150 userId) 6151 : null; 6152 if (pprefs != null && pprefs.size() > 0) { 6153 final int M = pprefs.size(); 6154 for (int i=0; i<M; i++) { 6155 final PersistentPreferredActivity ppa = pprefs.get(i); 6156 if (DEBUG_PREFERRED || debug) { 6157 Slog.v(TAG, "Checking PersistentPreferredActivity ds=" 6158 + (ppa.countDataSchemes() > 0 ? ppa.getDataScheme(0) : "<none>") 6159 + "\n component=" + ppa.mComponent); 6160 ppa.dump(new LogPrinter(Log.VERBOSE, TAG, Log.LOG_ID_SYSTEM), " "); 6161 } 6162 final ActivityInfo ai = getActivityInfo(ppa.mComponent, 6163 flags | MATCH_DISABLED_COMPONENTS, userId); 6164 if (DEBUG_PREFERRED || debug) { 6165 Slog.v(TAG, "Found persistent preferred activity:"); 6166 if (ai != null) { 6167 ai.dump(new LogPrinter(Log.VERBOSE, TAG, Log.LOG_ID_SYSTEM), " "); 6168 } else { 6169 Slog.v(TAG, " null"); 6170 } 6171 } 6172 if (ai == null) { 6173 // This previously registered persistent preferred activity 6174 // component is no longer known. Ignore it and do NOT remove it. 6175 continue; 6176 } 6177 for (int j=0; j<N; j++) { 6178 final ResolveInfo ri = query.get(j); 6179 if (!ri.activityInfo.applicationInfo.packageName 6180 .equals(ai.applicationInfo.packageName)) { 6181 continue; 6182 } 6183 if (!ri.activityInfo.name.equals(ai.name)) { 6184 continue; 6185 } 6186 // Found a persistent preference that can handle the intent. 6187 if (DEBUG_PREFERRED || debug) { 6188 Slog.v(TAG, "Returning persistent preferred activity: " + 6189 ri.activityInfo.packageName + "/" + ri.activityInfo.name); 6190 } 6191 return ri; 6192 } 6193 } 6194 } 6195 return null; 6196 } 6197 6198 // TODO: handle preferred activities missing while user has amnesia 6199 ResolveInfo findPreferredActivity(Intent intent, String resolvedType, int flags, 6200 List<ResolveInfo> query, int priority, boolean always, 6201 boolean removeMatches, boolean debug, int userId) { 6202 if (!sUserManager.exists(userId)) return null; 6203 final int callingUid = Binder.getCallingUid(); 6204 flags = updateFlagsForResolve( 6205 flags, userId, intent, callingUid, false /*includeInstantApps*/); 6206 intent = updateIntentForResolve(intent); 6207 // writer 6208 synchronized (mPackages) { 6209 // Try to find a matching persistent preferred activity. 6210 ResolveInfo pri = findPersistentPreferredActivityLP(intent, resolvedType, flags, query, 6211 debug, userId); 6212 6213 // If a persistent preferred activity matched, use it. 6214 if (pri != null) { 6215 return pri; 6216 } 6217 6218 PreferredIntentResolver pir = mSettings.mPreferredActivities.get(userId); 6219 // Get the list of preferred activities that handle the intent 6220 if (DEBUG_PREFERRED || debug) Slog.v(TAG, "Looking for preferred activities..."); 6221 List<PreferredActivity> prefs = pir != null 6222 ? pir.queryIntent(intent, resolvedType, 6223 (flags & PackageManager.MATCH_DEFAULT_ONLY) != 0, 6224 userId) 6225 : null; 6226 if (prefs != null && prefs.size() > 0) { 6227 boolean changed = false; 6228 try { 6229 // First figure out how good the original match set is. 6230 // We will only allow preferred activities that came 6231 // from the same match quality. 6232 int match = 0; 6233 6234 if (DEBUG_PREFERRED || debug) Slog.v(TAG, "Figuring out best match..."); 6235 6236 final int N = query.size(); 6237 for (int j=0; j<N; j++) { 6238 final ResolveInfo ri = query.get(j); 6239 if (DEBUG_PREFERRED || debug) Slog.v(TAG, "Match for " + ri.activityInfo 6240 + ": 0x" + Integer.toHexString(match)); 6241 if (ri.match > match) { 6242 match = ri.match; 6243 } 6244 } 6245 6246 if (DEBUG_PREFERRED || debug) Slog.v(TAG, "Best match: 0x" 6247 + Integer.toHexString(match)); 6248 6249 match &= IntentFilter.MATCH_CATEGORY_MASK; 6250 final int M = prefs.size(); 6251 for (int i=0; i<M; i++) { 6252 final PreferredActivity pa = prefs.get(i); 6253 if (DEBUG_PREFERRED || debug) { 6254 Slog.v(TAG, "Checking PreferredActivity ds=" 6255 + (pa.countDataSchemes() > 0 ? pa.getDataScheme(0) : "<none>") 6256 + "\n component=" + pa.mPref.mComponent); 6257 pa.dump(new LogPrinter(Log.VERBOSE, TAG, Log.LOG_ID_SYSTEM), " "); 6258 } 6259 if (pa.mPref.mMatch != match) { 6260 if (DEBUG_PREFERRED || debug) Slog.v(TAG, "Skipping bad match " 6261 + Integer.toHexString(pa.mPref.mMatch)); 6262 continue; 6263 } 6264 // If it's not an "always" type preferred activity and that's what we're 6265 // looking for, skip it. 6266 if (always && !pa.mPref.mAlways) { 6267 if (DEBUG_PREFERRED || debug) Slog.v(TAG, "Skipping mAlways=false entry"); 6268 continue; 6269 } 6270 final ActivityInfo ai = getActivityInfo( 6271 pa.mPref.mComponent, flags | MATCH_DISABLED_COMPONENTS 6272 | MATCH_DIRECT_BOOT_AWARE | MATCH_DIRECT_BOOT_UNAWARE, 6273 userId); 6274 if (DEBUG_PREFERRED || debug) { 6275 Slog.v(TAG, "Found preferred activity:"); 6276 if (ai != null) { 6277 ai.dump(new LogPrinter(Log.VERBOSE, TAG, Log.LOG_ID_SYSTEM), " "); 6278 } else { 6279 Slog.v(TAG, " null"); 6280 } 6281 } 6282 if (ai == null) { 6283 // This previously registered preferred activity 6284 // component is no longer known. Most likely an update 6285 // to the app was installed and in the new version this 6286 // component no longer exists. Clean it up by removing 6287 // it from the preferred activities list, and skip it. 6288 Slog.w(TAG, "Removing dangling preferred activity: " 6289 + pa.mPref.mComponent); 6290 pir.removeFilter(pa); 6291 changed = true; 6292 continue; 6293 } 6294 for (int j=0; j<N; j++) { 6295 final ResolveInfo ri = query.get(j); 6296 if (!ri.activityInfo.applicationInfo.packageName 6297 .equals(ai.applicationInfo.packageName)) { 6298 continue; 6299 } 6300 if (!ri.activityInfo.name.equals(ai.name)) { 6301 continue; 6302 } 6303 6304 if (removeMatches) { 6305 pir.removeFilter(pa); 6306 changed = true; 6307 if (DEBUG_PREFERRED) { 6308 Slog.v(TAG, "Removing match " + pa.mPref.mComponent); 6309 } 6310 break; 6311 } 6312 6313 // Okay we found a previously set preferred or last chosen app. 6314 // If the result set is different from when this 6315 // was created, and is not a subset of the preferred set, we need to 6316 // clear it and re-ask the user their preference, if we're looking for 6317 // an "always" type entry. 6318 if (always && !pa.mPref.sameSet(query)) { 6319 if (pa.mPref.isSuperset(query)) { 6320 // some components of the set are no longer present in 6321 // the query, but the preferred activity can still be reused 6322 if (DEBUG_PREFERRED) { 6323 Slog.i(TAG, "Result set changed, but PreferredActivity is" 6324 + " still valid as only non-preferred components" 6325 + " were removed for " + intent + " type " 6326 + resolvedType); 6327 } 6328 // remove obsolete components and re-add the up-to-date filter 6329 PreferredActivity freshPa = new PreferredActivity(pa, 6330 pa.mPref.mMatch, 6331 pa.mPref.discardObsoleteComponents(query), 6332 pa.mPref.mComponent, 6333 pa.mPref.mAlways); 6334 pir.removeFilter(pa); 6335 pir.addFilter(freshPa); 6336 changed = true; 6337 } else { 6338 Slog.i(TAG, 6339 "Result set changed, dropping preferred activity for " 6340 + intent + " type " + resolvedType); 6341 if (DEBUG_PREFERRED) { 6342 Slog.v(TAG, "Removing preferred activity since set changed " 6343 + pa.mPref.mComponent); 6344 } 6345 pir.removeFilter(pa); 6346 // Re-add the filter as a "last chosen" entry (!always) 6347 PreferredActivity lastChosen = new PreferredActivity( 6348 pa, pa.mPref.mMatch, null, pa.mPref.mComponent, false); 6349 pir.addFilter(lastChosen); 6350 changed = true; 6351 return null; 6352 } 6353 } 6354 6355 // Yay! Either the set matched or we're looking for the last chosen 6356 if (DEBUG_PREFERRED || debug) Slog.v(TAG, "Returning preferred activity: " 6357 + ri.activityInfo.packageName + "/" + ri.activityInfo.name); 6358 return ri; 6359 } 6360 } 6361 } finally { 6362 if (changed) { 6363 if (DEBUG_PREFERRED) { 6364 Slog.v(TAG, "Preferred activity bookkeeping changed; writing restrictions"); 6365 } 6366 scheduleWritePackageRestrictionsLocked(userId); 6367 } 6368 } 6369 } 6370 } 6371 if (DEBUG_PREFERRED || debug) Slog.v(TAG, "No preferred activity to return"); 6372 return null; 6373 } 6374 6375 /* 6376 * Returns if intent can be forwarded from the sourceUserId to the targetUserId 6377 */ 6378 @Override 6379 public boolean canForwardTo(Intent intent, String resolvedType, int sourceUserId, 6380 int targetUserId) { 6381 mContext.enforceCallingOrSelfPermission( 6382 android.Manifest.permission.INTERACT_ACROSS_USERS_FULL, null); 6383 List<CrossProfileIntentFilter> matches = 6384 getMatchingCrossProfileIntentFilters(intent, resolvedType, sourceUserId); 6385 if (matches != null) { 6386 int size = matches.size(); 6387 for (int i = 0; i < size; i++) { 6388 if (matches.get(i).getTargetUserId() == targetUserId) return true; 6389 } 6390 } 6391 if (intent.hasWebURI()) { 6392 // cross-profile app linking works only towards the parent. 6393 final int callingUid = Binder.getCallingUid(); 6394 final UserInfo parent = getProfileParent(sourceUserId); 6395 synchronized(mPackages) { 6396 int flags = updateFlagsForResolve(0, parent.id, intent, callingUid, 6397 false /*includeInstantApps*/); 6398 CrossProfileDomainInfo xpDomainInfo = getCrossProfileDomainPreferredLpr( 6399 intent, resolvedType, flags, sourceUserId, parent.id); 6400 return xpDomainInfo != null; 6401 } 6402 } 6403 return false; 6404 } 6405 6406 private UserInfo getProfileParent(int userId) { 6407 final long identity = Binder.clearCallingIdentity(); 6408 try { 6409 return sUserManager.getProfileParent(userId); 6410 } finally { 6411 Binder.restoreCallingIdentity(identity); 6412 } 6413 } 6414 6415 private List<CrossProfileIntentFilter> getMatchingCrossProfileIntentFilters(Intent intent, 6416 String resolvedType, int userId) { 6417 CrossProfileIntentResolver resolver = mSettings.mCrossProfileIntentResolvers.get(userId); 6418 if (resolver != null) { 6419 return resolver.queryIntent(intent, resolvedType, false /*defaultOnly*/, userId); 6420 } 6421 return null; 6422 } 6423 6424 @Override 6425 public @NonNull ParceledListSlice<ResolveInfo> queryIntentActivities(Intent intent, 6426 String resolvedType, int flags, int userId) { 6427 try { 6428 Trace.traceBegin(TRACE_TAG_PACKAGE_MANAGER, "queryIntentActivities"); 6429 6430 return new ParceledListSlice<>( 6431 queryIntentActivitiesInternal(intent, resolvedType, flags, userId)); 6432 } finally { 6433 Trace.traceEnd(TRACE_TAG_PACKAGE_MANAGER); 6434 } 6435 } 6436 6437 /** 6438 * Returns the package name of the calling Uid if it's an instant app. If it isn't 6439 * instant, returns {@code null}. 6440 */ 6441 private String getInstantAppPackageName(int callingUid) { 6442 synchronized (mPackages) { 6443 // If the caller is an isolated app use the owner's uid for the lookup. 6444 if (Process.isIsolated(callingUid)) { 6445 callingUid = mIsolatedOwners.get(callingUid); 6446 } 6447 final int appId = UserHandle.getAppId(callingUid); 6448 final Object obj = mSettings.getUserIdLPr(appId); 6449 if (obj instanceof PackageSetting) { 6450 final PackageSetting ps = (PackageSetting) obj; 6451 final boolean isInstantApp = ps.getInstantApp(UserHandle.getUserId(callingUid)); 6452 return isInstantApp ? ps.pkg.packageName : null; 6453 } 6454 } 6455 return null; 6456 } 6457 6458 private @NonNull List<ResolveInfo> queryIntentActivitiesInternal(Intent intent, 6459 String resolvedType, int flags, int userId) { 6460 return queryIntentActivitiesInternal( 6461 intent, resolvedType, flags, Binder.getCallingUid(), userId, 6462 false /*resolveForStart*/, true /*allowDynamicSplits*/); 6463 } 6464 6465 private @NonNull List<ResolveInfo> queryIntentActivitiesInternal(Intent intent, 6466 String resolvedType, int flags, int filterCallingUid, int userId, 6467 boolean resolveForStart, boolean allowDynamicSplits) { 6468 if (!sUserManager.exists(userId)) return Collections.emptyList(); 6469 final String instantAppPkgName = getInstantAppPackageName(filterCallingUid); 6470 mPermissionManager.enforceCrossUserPermission(Binder.getCallingUid(), userId, 6471 false /* requireFullPermission */, false /* checkShell */, 6472 "query intent activities"); 6473 final String pkgName = intent.getPackage(); 6474 ComponentName comp = intent.getComponent(); 6475 if (comp == null) { 6476 if (intent.getSelector() != null) { 6477 intent = intent.getSelector(); 6478 comp = intent.getComponent(); 6479 } 6480 } 6481 6482 flags = updateFlagsForResolve(flags, userId, intent, filterCallingUid, resolveForStart, 6483 comp != null || pkgName != null /*onlyExposedExplicitly*/); 6484 if (comp != null) { 6485 final List<ResolveInfo> list = new ArrayList<ResolveInfo>(1); 6486 final ActivityInfo ai = getActivityInfo(comp, flags, userId); 6487 if (ai != null) { 6488 // When specifying an explicit component, we prevent the activity from being 6489 // used when either 1) the calling package is normal and the activity is within 6490 // an ephemeral application or 2) the calling package is ephemeral and the 6491 // activity is not visible to ephemeral applications. 6492 final boolean matchInstantApp = 6493 (flags & PackageManager.MATCH_INSTANT) != 0; 6494 final boolean matchVisibleToInstantAppOnly = 6495 (flags & PackageManager.MATCH_VISIBLE_TO_INSTANT_APP_ONLY) != 0; 6496 final boolean matchExplicitlyVisibleOnly = 6497 (flags & PackageManager.MATCH_EXPLICITLY_VISIBLE_ONLY) != 0; 6498 final boolean isCallerInstantApp = 6499 instantAppPkgName != null; 6500 final boolean isTargetSameInstantApp = 6501 comp.getPackageName().equals(instantAppPkgName); 6502 final boolean isTargetInstantApp = 6503 (ai.applicationInfo.privateFlags 6504 & ApplicationInfo.PRIVATE_FLAG_INSTANT) != 0; 6505 final boolean isTargetVisibleToInstantApp = 6506 (ai.flags & ActivityInfo.FLAG_VISIBLE_TO_INSTANT_APP) != 0; 6507 final boolean isTargetExplicitlyVisibleToInstantApp = 6508 isTargetVisibleToInstantApp 6509 && (ai.flags & ActivityInfo.FLAG_IMPLICITLY_VISIBLE_TO_INSTANT_APP) == 0; 6510 final boolean isTargetHiddenFromInstantApp = 6511 !isTargetVisibleToInstantApp 6512 || (matchExplicitlyVisibleOnly && !isTargetExplicitlyVisibleToInstantApp); 6513 final boolean blockResolution = 6514 !isTargetSameInstantApp 6515 && ((!matchInstantApp && !isCallerInstantApp && isTargetInstantApp) 6516 || (matchVisibleToInstantAppOnly && isCallerInstantApp 6517 && isTargetHiddenFromInstantApp)); 6518 if (!blockResolution) { 6519 final ResolveInfo ri = new ResolveInfo(); 6520 ri.activityInfo = ai; 6521 list.add(ri); 6522 } 6523 } 6524 return applyPostResolutionFilter( 6525 list, instantAppPkgName, allowDynamicSplits, filterCallingUid, userId, intent); 6526 } 6527 6528 // reader 6529 boolean sortResult = false; 6530 boolean addInstant = false; 6531 List<ResolveInfo> result; 6532 synchronized (mPackages) { 6533 if (pkgName == null) { 6534 List<CrossProfileIntentFilter> matchingFilters = 6535 getMatchingCrossProfileIntentFilters(intent, resolvedType, userId); 6536 // Check for results that need to skip the current profile. 6537 ResolveInfo xpResolveInfo = querySkipCurrentProfileIntents(matchingFilters, intent, 6538 resolvedType, flags, userId); 6539 if (xpResolveInfo != null) { 6540 List<ResolveInfo> xpResult = new ArrayList<ResolveInfo>(1); 6541 xpResult.add(xpResolveInfo); 6542 return applyPostResolutionFilter( 6543 filterIfNotSystemUser(xpResult, userId), instantAppPkgName, 6544 allowDynamicSplits, filterCallingUid, userId, intent); 6545 } 6546 6547 // Check for results in the current profile. 6548 result = filterIfNotSystemUser(mActivities.queryIntent( 6549 intent, resolvedType, flags, userId), userId); 6550 addInstant = isInstantAppResolutionAllowed(intent, result, userId, 6551 false /*skipPackageCheck*/); 6552 // Check for cross profile results. 6553 boolean hasNonNegativePriorityResult = hasNonNegativePriority(result); 6554 xpResolveInfo = queryCrossProfileIntents( 6555 matchingFilters, intent, resolvedType, flags, userId, 6556 hasNonNegativePriorityResult); 6557 if (xpResolveInfo != null && isUserEnabled(xpResolveInfo.targetUserId)) { 6558 boolean isVisibleToUser = filterIfNotSystemUser( 6559 Collections.singletonList(xpResolveInfo), userId).size() > 0; 6560 if (isVisibleToUser) { 6561 result.add(xpResolveInfo); 6562 sortResult = true; 6563 } 6564 } 6565 if (intent.hasWebURI()) { 6566 CrossProfileDomainInfo xpDomainInfo = null; 6567 final UserInfo parent = getProfileParent(userId); 6568 if (parent != null) { 6569 xpDomainInfo = getCrossProfileDomainPreferredLpr(intent, resolvedType, 6570 flags, userId, parent.id); 6571 } 6572 if (xpDomainInfo != null) { 6573 if (xpResolveInfo != null) { 6574 // If we didn't remove it, the cross-profile ResolveInfo would be twice 6575 // in the result. 6576 result.remove(xpResolveInfo); 6577 } 6578 if (result.size() == 0 && !addInstant) { 6579 // No result in current profile, but found candidate in parent user. 6580 // And we are not going to add emphemeral app, so we can return the 6581 // result straight away. 6582 result.add(xpDomainInfo.resolveInfo); 6583 return applyPostResolutionFilter(result, instantAppPkgName, 6584 allowDynamicSplits, filterCallingUid, userId, intent); 6585 } 6586 } else if (result.size() <= 1 && !addInstant) { 6587 // No result in parent user and <= 1 result in current profile, and we 6588 // are not going to add emphemeral app, so we can return the result without 6589 // further processing. 6590 return applyPostResolutionFilter(result, instantAppPkgName, 6591 allowDynamicSplits, filterCallingUid, userId, intent); 6592 } 6593 // We have more than one candidate (combining results from current and parent 6594 // profile), so we need filtering and sorting. 6595 result = filterCandidatesWithDomainPreferredActivitiesLPr( 6596 intent, flags, result, xpDomainInfo, userId); 6597 sortResult = true; 6598 } 6599 } else { 6600 final PackageParser.Package pkg = mPackages.get(pkgName); 6601 result = null; 6602 if (pkg != null) { 6603 result = filterIfNotSystemUser( 6604 mActivities.queryIntentForPackage( 6605 intent, resolvedType, flags, pkg.activities, userId), 6606 userId); 6607 } 6608 if (result == null || result.size() == 0) { 6609 // the caller wants to resolve for a particular package; however, there 6610 // were no installed results, so, try to find an ephemeral result 6611 addInstant = isInstantAppResolutionAllowed( 6612 intent, null /*result*/, userId, true /*skipPackageCheck*/); 6613 if (result == null) { 6614 result = new ArrayList<>(); 6615 } 6616 } 6617 } 6618 } 6619 if (addInstant) { 6620 result = maybeAddInstantAppInstaller( 6621 result, intent, resolvedType, flags, userId, resolveForStart); 6622 } 6623 if (sortResult) { 6624 Collections.sort(result, mResolvePrioritySorter); 6625 } 6626 return applyPostResolutionFilter( 6627 result, instantAppPkgName, allowDynamicSplits, filterCallingUid, userId, intent); 6628 } 6629 6630 private List<ResolveInfo> maybeAddInstantAppInstaller(List<ResolveInfo> result, Intent intent, 6631 String resolvedType, int flags, int userId, boolean resolveForStart) { 6632 // first, check to see if we've got an instant app already installed 6633 final boolean alreadyResolvedLocally = (flags & PackageManager.MATCH_INSTANT) != 0; 6634 ResolveInfo localInstantApp = null; 6635 boolean blockResolution = false; 6636 if (!alreadyResolvedLocally) { 6637 final List<ResolveInfo> instantApps = mActivities.queryIntent(intent, resolvedType, 6638 flags 6639 | PackageManager.GET_RESOLVED_FILTER 6640 | PackageManager.MATCH_INSTANT 6641 | PackageManager.MATCH_VISIBLE_TO_INSTANT_APP_ONLY, 6642 userId); 6643 for (int i = instantApps.size() - 1; i >= 0; --i) { 6644 final ResolveInfo info = instantApps.get(i); 6645 final String packageName = info.activityInfo.packageName; 6646 final PackageSetting ps = mSettings.mPackages.get(packageName); 6647 if (ps.getInstantApp(userId)) { 6648 final long packedStatus = getDomainVerificationStatusLPr(ps, userId); 6649 final int status = (int)(packedStatus >> 32); 6650 if (status == INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_NEVER) { 6651 // there's a local instant application installed, but, the user has 6652 // chosen to never use it; skip resolution and don't acknowledge 6653 // an instant application is even available 6654 if (DEBUG_INSTANT) { 6655 Slog.v(TAG, "Instant app marked to never run; pkg: " + packageName); 6656 } 6657 blockResolution = true; 6658 break; 6659 } else { 6660 // we have a locally installed instant application; skip resolution 6661 // but acknowledge there's an instant application available 6662 if (DEBUG_INSTANT) { 6663 Slog.v(TAG, "Found installed instant app; pkg: " + packageName); 6664 } 6665 localInstantApp = info; 6666 break; 6667 } 6668 } 6669 } 6670 } 6671 // no app installed, let's see if one's available 6672 AuxiliaryResolveInfo auxiliaryResponse = null; 6673 if (!blockResolution) { 6674 if (localInstantApp == null) { 6675 // we don't have an instant app locally, resolve externally 6676 Trace.traceBegin(TRACE_TAG_PACKAGE_MANAGER, "resolveEphemeral"); 6677 final InstantAppRequest requestObject = new InstantAppRequest( 6678 null /*responseObj*/, intent /*origIntent*/, resolvedType, 6679 null /*callingPackage*/, userId, null /*verificationBundle*/, 6680 resolveForStart); 6681 auxiliaryResponse = InstantAppResolver.doInstantAppResolutionPhaseOne( 6682 mInstantAppResolverConnection, requestObject); 6683 Trace.traceEnd(TRACE_TAG_PACKAGE_MANAGER); 6684 } else { 6685 // we have an instant application locally, but, we can't admit that since 6686 // callers shouldn't be able to determine prior browsing. create a dummy 6687 // auxiliary response so the downstream code behaves as if there's an 6688 // instant application available externally. when it comes time to start 6689 // the instant application, we'll do the right thing. 6690 final ApplicationInfo ai = localInstantApp.activityInfo.applicationInfo; 6691 auxiliaryResponse = new AuxiliaryResolveInfo(null /* failureActivity */, 6692 ai.packageName, ai.versionCode, null /* splitName */); 6693 } 6694 } 6695 if (intent.isWebIntent() && auxiliaryResponse == null) { 6696 return result; 6697 } 6698 final PackageSetting ps = mSettings.mPackages.get(mInstantAppInstallerActivity.packageName); 6699 if (ps == null) { 6700 return result; 6701 } 6702 final ResolveInfo ephemeralInstaller = new ResolveInfo(mInstantAppInstallerInfo); 6703 ephemeralInstaller.activityInfo = PackageParser.generateActivityInfo( 6704 mInstantAppInstallerActivity, 0, ps.readUserState(userId), userId); 6705 ephemeralInstaller.match = IntentFilter.MATCH_CATEGORY_SCHEME_SPECIFIC_PART 6706 | IntentFilter.MATCH_ADJUSTMENT_NORMAL; 6707 // add a non-generic filter 6708 ephemeralInstaller.filter = new IntentFilter(); 6709 if (intent.getAction() != null) { 6710 ephemeralInstaller.filter.addAction(intent.getAction()); 6711 } 6712 if (intent.getData() != null && intent.getData().getPath() != null) { 6713 ephemeralInstaller.filter.addDataPath( 6714 intent.getData().getPath(), PatternMatcher.PATTERN_LITERAL); 6715 } 6716 ephemeralInstaller.isInstantAppAvailable = true; 6717 // make sure this resolver is the default 6718 ephemeralInstaller.isDefault = true; 6719 ephemeralInstaller.auxiliaryInfo = auxiliaryResponse; 6720 if (DEBUG_INSTANT) { 6721 Slog.v(TAG, "Adding ephemeral installer to the ResolveInfo list"); 6722 } 6723 6724 result.add(ephemeralInstaller); 6725 return result; 6726 } 6727 6728 private static class CrossProfileDomainInfo { 6729 /* ResolveInfo for IntentForwarderActivity to send the intent to the other profile */ 6730 ResolveInfo resolveInfo; 6731 /* Best domain verification status of the activities found in the other profile */ 6732 int bestDomainVerificationStatus; 6733 } 6734 6735 private CrossProfileDomainInfo getCrossProfileDomainPreferredLpr(Intent intent, 6736 String resolvedType, int flags, int sourceUserId, int parentUserId) { 6737 if (!sUserManager.hasUserRestriction(UserManager.ALLOW_PARENT_PROFILE_APP_LINKING, 6738 sourceUserId)) { 6739 return null; 6740 } 6741 List<ResolveInfo> resultTargetUser = mActivities.queryIntent(intent, 6742 resolvedType, flags, parentUserId); 6743 6744 if (resultTargetUser == null || resultTargetUser.isEmpty()) { 6745 return null; 6746 } 6747 CrossProfileDomainInfo result = null; 6748 int size = resultTargetUser.size(); 6749 for (int i = 0; i < size; i++) { 6750 ResolveInfo riTargetUser = resultTargetUser.get(i); 6751 // Intent filter verification is only for filters that specify a host. So don't return 6752 // those that handle all web uris. 6753 if (riTargetUser.handleAllWebDataURI) { 6754 continue; 6755 } 6756 String packageName = riTargetUser.activityInfo.packageName; 6757 PackageSetting ps = mSettings.mPackages.get(packageName); 6758 if (ps == null) { 6759 continue; 6760 } 6761 long verificationState = getDomainVerificationStatusLPr(ps, parentUserId); 6762 int status = (int)(verificationState >> 32); 6763 if (result == null) { 6764 result = new CrossProfileDomainInfo(); 6765 result.resolveInfo = createForwardingResolveInfoUnchecked(new IntentFilter(), 6766 sourceUserId, parentUserId); 6767 result.bestDomainVerificationStatus = status; 6768 } else { 6769 result.bestDomainVerificationStatus = bestDomainVerificationStatus(status, 6770 result.bestDomainVerificationStatus); 6771 } 6772 } 6773 // Don't consider matches with status NEVER across profiles. 6774 if (result != null && result.bestDomainVerificationStatus 6775 == INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_NEVER) { 6776 return null; 6777 } 6778 return result; 6779 } 6780 6781 /** 6782 * Verification statuses are ordered from the worse to the best, except for 6783 * INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_NEVER, which is the worse. 6784 */ 6785 private int bestDomainVerificationStatus(int status1, int status2) { 6786 if (status1 == INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_NEVER) { 6787 return status2; 6788 } 6789 if (status2 == INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_NEVER) { 6790 return status1; 6791 } 6792 return (int) MathUtils.max(status1, status2); 6793 } 6794 6795 private boolean isUserEnabled(int userId) { 6796 long callingId = Binder.clearCallingIdentity(); 6797 try { 6798 UserInfo userInfo = sUserManager.getUserInfo(userId); 6799 return userInfo != null && userInfo.isEnabled(); 6800 } finally { 6801 Binder.restoreCallingIdentity(callingId); 6802 } 6803 } 6804 6805 /** 6806 * Filter out activities with systemUserOnly flag set, when current user is not System. 6807 * 6808 * @return filtered list 6809 */ 6810 private List<ResolveInfo> filterIfNotSystemUser(List<ResolveInfo> resolveInfos, int userId) { 6811 if (userId == UserHandle.USER_SYSTEM) { 6812 return resolveInfos; 6813 } 6814 for (int i = resolveInfos.size() - 1; i >= 0; i--) { 6815 ResolveInfo info = resolveInfos.get(i); 6816 if ((info.activityInfo.flags & ActivityInfo.FLAG_SYSTEM_USER_ONLY) != 0) { 6817 resolveInfos.remove(i); 6818 } 6819 } 6820 return resolveInfos; 6821 } 6822 6823 /** 6824 * Filters out ephemeral activities. 6825 * <p>When resolving for an ephemeral app, only activities that 1) are defined in the 6826 * ephemeral app or 2) marked with {@code visibleToEphemeral} are returned. 6827 * 6828 * @param resolveInfos The pre-filtered list of resolved activities 6829 * @param ephemeralPkgName The ephemeral package name. If {@code null}, no filtering 6830 * is performed. 6831 * @param intent 6832 * @return A filtered list of resolved activities. 6833 */ 6834 private List<ResolveInfo> applyPostResolutionFilter(List<ResolveInfo> resolveInfos, 6835 String ephemeralPkgName, boolean allowDynamicSplits, int filterCallingUid, int userId, 6836 Intent intent) { 6837 final boolean blockInstant = intent.isWebIntent() && areWebInstantAppsDisabled(); 6838 for (int i = resolveInfos.size() - 1; i >= 0; i--) { 6839 final ResolveInfo info = resolveInfos.get(i); 6840 // remove locally resolved instant app web results when disabled 6841 if (info.isInstantAppAvailable && blockInstant) { 6842 resolveInfos.remove(i); 6843 continue; 6844 } 6845 // allow activities that are defined in the provided package 6846 if (allowDynamicSplits 6847 && info.activityInfo != null 6848 && info.activityInfo.splitName != null 6849 && !ArrayUtils.contains(info.activityInfo.applicationInfo.splitNames, 6850 info.activityInfo.splitName)) { 6851 if (mInstantAppInstallerActivity == null) { 6852 if (DEBUG_INSTALL) { 6853 Slog.v(TAG, "No installer - not adding it to the ResolveInfo list"); 6854 } 6855 resolveInfos.remove(i); 6856 continue; 6857 } 6858 // requested activity is defined in a split that hasn't been installed yet. 6859 // add the installer to the resolve list 6860 if (DEBUG_INSTALL) { 6861 Slog.v(TAG, "Adding installer to the ResolveInfo list"); 6862 } 6863 final ResolveInfo installerInfo = new ResolveInfo( 6864 mInstantAppInstallerInfo); 6865 final ComponentName installFailureActivity = findInstallFailureActivity( 6866 info.activityInfo.packageName, filterCallingUid, userId); 6867 installerInfo.auxiliaryInfo = new AuxiliaryResolveInfo( 6868 installFailureActivity, 6869 info.activityInfo.packageName, 6870 info.activityInfo.applicationInfo.versionCode, 6871 info.activityInfo.splitName); 6872 installerInfo.match = IntentFilter.MATCH_CATEGORY_SCHEME_SPECIFIC_PART 6873 | IntentFilter.MATCH_ADJUSTMENT_NORMAL; 6874 // add a non-generic filter 6875 installerInfo.filter = new IntentFilter(); 6876 6877 // This resolve info may appear in the chooser UI, so let us make it 6878 // look as the one it replaces as far as the user is concerned which 6879 // requires loading the correct label and icon for the resolve info. 6880 installerInfo.resolvePackageName = info.getComponentInfo().packageName; 6881 installerInfo.labelRes = info.resolveLabelResId(); 6882 installerInfo.icon = info.resolveIconResId(); 6883 6884 // propagate priority/preferred order/default 6885 installerInfo.priority = info.priority; 6886 installerInfo.preferredOrder = info.preferredOrder; 6887 installerInfo.isDefault = info.isDefault; 6888 installerInfo.isInstantAppAvailable = true; 6889 resolveInfos.set(i, installerInfo); 6890 continue; 6891 } 6892 // caller is a full app, don't need to apply any other filtering 6893 if (ephemeralPkgName == null) { 6894 continue; 6895 } else if (ephemeralPkgName.equals(info.activityInfo.packageName)) { 6896 // caller is same app; don't need to apply any other filtering 6897 continue; 6898 } 6899 // allow activities that have been explicitly exposed to ephemeral apps 6900 final boolean isEphemeralApp = info.activityInfo.applicationInfo.isInstantApp(); 6901 if (!isEphemeralApp 6902 && ((info.activityInfo.flags & ActivityInfo.FLAG_VISIBLE_TO_INSTANT_APP) != 0)) { 6903 continue; 6904 } 6905 resolveInfos.remove(i); 6906 } 6907 return resolveInfos; 6908 } 6909 6910 /** 6911 * Returns the activity component that can handle install failures. 6912 * <p>By default, the instant application installer handles failures. However, an 6913 * application may want to handle failures on its own. Applications do this by 6914 * creating an activity with an intent filter that handles the action 6915 * {@link Intent#ACTION_INSTALL_FAILURE}. 6916 */ 6917 private @Nullable ComponentName findInstallFailureActivity( 6918 String packageName, int filterCallingUid, int userId) { 6919 final Intent failureActivityIntent = new Intent(Intent.ACTION_INSTALL_FAILURE); 6920 failureActivityIntent.setPackage(packageName); 6921 // IMPORTANT: disallow dynamic splits to avoid an infinite loop 6922 final List<ResolveInfo> result = queryIntentActivitiesInternal( 6923 failureActivityIntent, null /*resolvedType*/, 0 /*flags*/, filterCallingUid, userId, 6924 false /*resolveForStart*/, false /*allowDynamicSplits*/); 6925 final int NR = result.size(); 6926 if (NR > 0) { 6927 for (int i = 0; i < NR; i++) { 6928 final ResolveInfo info = result.get(i); 6929 if (info.activityInfo.splitName != null) { 6930 continue; 6931 } 6932 return new ComponentName(packageName, info.activityInfo.name); 6933 } 6934 } 6935 return null; 6936 } 6937 6938 /** 6939 * @param resolveInfos list of resolve infos in descending priority order 6940 * @return if the list contains a resolve info with non-negative priority 6941 */ 6942 private boolean hasNonNegativePriority(List<ResolveInfo> resolveInfos) { 6943 return resolveInfos.size() > 0 && resolveInfos.get(0).priority >= 0; 6944 } 6945 6946 private List<ResolveInfo> filterCandidatesWithDomainPreferredActivitiesLPr(Intent intent, 6947 int matchFlags, List<ResolveInfo> candidates, CrossProfileDomainInfo xpDomainInfo, 6948 int userId) { 6949 final boolean debug = (intent.getFlags() & Intent.FLAG_DEBUG_LOG_RESOLUTION) != 0; 6950 6951 if (DEBUG_PREFERRED || DEBUG_DOMAIN_VERIFICATION) { 6952 Slog.v(TAG, "Filtering results with preferred activities. Candidates count: " + 6953 candidates.size()); 6954 } 6955 6956 ArrayList<ResolveInfo> result = new ArrayList<ResolveInfo>(); 6957 ArrayList<ResolveInfo> alwaysList = new ArrayList<ResolveInfo>(); 6958 ArrayList<ResolveInfo> undefinedList = new ArrayList<ResolveInfo>(); 6959 ArrayList<ResolveInfo> alwaysAskList = new ArrayList<ResolveInfo>(); 6960 ArrayList<ResolveInfo> neverList = new ArrayList<ResolveInfo>(); 6961 ArrayList<ResolveInfo> matchAllList = new ArrayList<ResolveInfo>(); 6962 6963 synchronized (mPackages) { 6964 final int count = candidates.size(); 6965 // First, try to use linked apps. Partition the candidates into four lists: 6966 // one for the final results, one for the "do not use ever", one for "undefined status" 6967 // and finally one for "browser app type". 6968 for (int n=0; n<count; n++) { 6969 ResolveInfo info = candidates.get(n); 6970 String packageName = info.activityInfo.packageName; 6971 PackageSetting ps = mSettings.mPackages.get(packageName); 6972 if (ps != null) { 6973 // Add to the special match all list (Browser use case) 6974 if (info.handleAllWebDataURI) { 6975 matchAllList.add(info); 6976 continue; 6977 } 6978 // Try to get the status from User settings first 6979 long packedStatus = getDomainVerificationStatusLPr(ps, userId); 6980 int status = (int)(packedStatus >> 32); 6981 int linkGeneration = (int)(packedStatus & 0xFFFFFFFF); 6982 if (status == INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_ALWAYS) { 6983 if (DEBUG_DOMAIN_VERIFICATION || debug) { 6984 Slog.i(TAG, " + always: " + info.activityInfo.packageName 6985 + " : linkgen=" + linkGeneration); 6986 } 6987 // Use link-enabled generation as preferredOrder, i.e. 6988 // prefer newly-enabled over earlier-enabled. 6989 info.preferredOrder = linkGeneration; 6990 alwaysList.add(info); 6991 } else if (status == INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_NEVER) { 6992 if (DEBUG_DOMAIN_VERIFICATION || debug) { 6993 Slog.i(TAG, " + never: " + info.activityInfo.packageName); 6994 } 6995 neverList.add(info); 6996 } else if (status == INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_ALWAYS_ASK) { 6997 if (DEBUG_DOMAIN_VERIFICATION || debug) { 6998 Slog.i(TAG, " + always-ask: " + info.activityInfo.packageName); 6999 } 7000 alwaysAskList.add(info); 7001 } else if (status == INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_UNDEFINED || 7002 status == INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_ASK) { 7003 if (DEBUG_DOMAIN_VERIFICATION || debug) { 7004 Slog.i(TAG, " + ask: " + info.activityInfo.packageName); 7005 } 7006 undefinedList.add(info); 7007 } 7008 } 7009 } 7010 7011 // We'll want to include browser possibilities in a few cases 7012 boolean includeBrowser = false; 7013 7014 // First try to add the "always" resolution(s) for the current user, if any 7015 if (alwaysList.size() > 0) { 7016 result.addAll(alwaysList); 7017 } else { 7018 // Add all undefined apps as we want them to appear in the disambiguation dialog. 7019 result.addAll(undefinedList); 7020 // Maybe add one for the other profile. 7021 if (xpDomainInfo != null && ( 7022 xpDomainInfo.bestDomainVerificationStatus 7023 != INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_NEVER)) { 7024 result.add(xpDomainInfo.resolveInfo); 7025 } 7026 includeBrowser = true; 7027 } 7028 7029 // The presence of any 'always ask' alternatives means we'll also offer browsers. 7030 // If there were 'always' entries their preferred order has been set, so we also 7031 // back that off to make the alternatives equivalent 7032 if (alwaysAskList.size() > 0) { 7033 for (ResolveInfo i : result) { 7034 i.preferredOrder = 0; 7035 } 7036 result.addAll(alwaysAskList); 7037 includeBrowser = true; 7038 } 7039 7040 if (includeBrowser) { 7041 // Also add browsers (all of them or only the default one) 7042 if (DEBUG_DOMAIN_VERIFICATION) { 7043 Slog.v(TAG, " ...including browsers in candidate set"); 7044 } 7045 if ((matchFlags & MATCH_ALL) != 0) { 7046 result.addAll(matchAllList); 7047 } else { 7048 // Browser/generic handling case. If there's a default browser, go straight 7049 // to that (but only if there is no other higher-priority match). 7050 final String defaultBrowserPackageName = getDefaultBrowserPackageName(userId); 7051 int maxMatchPrio = 0; 7052 ResolveInfo defaultBrowserMatch = null; 7053 final int numCandidates = matchAllList.size(); 7054 for (int n = 0; n < numCandidates; n++) { 7055 ResolveInfo info = matchAllList.get(n); 7056 // track the highest overall match priority... 7057 if (info.priority > maxMatchPrio) { 7058 maxMatchPrio = info.priority; 7059 } 7060 // ...and the highest-priority default browser match 7061 if (info.activityInfo.packageName.equals(defaultBrowserPackageName)) { 7062 if (defaultBrowserMatch == null 7063 || (defaultBrowserMatch.priority < info.priority)) { 7064 if (debug) { 7065 Slog.v(TAG, "Considering default browser match " + info); 7066 } 7067 defaultBrowserMatch = info; 7068 } 7069 } 7070 } 7071 if (defaultBrowserMatch != null 7072 && defaultBrowserMatch.priority >= maxMatchPrio 7073 && !TextUtils.isEmpty(defaultBrowserPackageName)) 7074 { 7075 if (debug) { 7076 Slog.v(TAG, "Default browser match " + defaultBrowserMatch); 7077 } 7078 result.add(defaultBrowserMatch); 7079 } else { 7080 result.addAll(matchAllList); 7081 } 7082 } 7083 7084 // If there is nothing selected, add all candidates and remove the ones that the user 7085 // has explicitly put into the INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_NEVER state 7086 if (result.size() == 0) { 7087 result.addAll(candidates); 7088 result.removeAll(neverList); 7089 } 7090 } 7091 } 7092 if (DEBUG_PREFERRED || DEBUG_DOMAIN_VERIFICATION) { 7093 Slog.v(TAG, "Filtered results with preferred activities. New candidates count: " + 7094 result.size()); 7095 for (ResolveInfo info : result) { 7096 Slog.v(TAG, " + " + info.activityInfo); 7097 } 7098 } 7099 return result; 7100 } 7101 7102 // Returns a packed value as a long: 7103 // 7104 // high 'int'-sized word: link status: undefined/ask/never/always. 7105 // low 'int'-sized word: relative priority among 'always' results. 7106 private long getDomainVerificationStatusLPr(PackageSetting ps, int userId) { 7107 long result = ps.getDomainVerificationStatusForUser(userId); 7108 // if none available, get the master status 7109 if (result >> 32 == INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_UNDEFINED) { 7110 if (ps.getIntentFilterVerificationInfo() != null) { 7111 result = ((long)ps.getIntentFilterVerificationInfo().getStatus()) << 32; 7112 } 7113 } 7114 return result; 7115 } 7116 7117 private ResolveInfo querySkipCurrentProfileIntents( 7118 List<CrossProfileIntentFilter> matchingFilters, Intent intent, String resolvedType, 7119 int flags, int sourceUserId) { 7120 if (matchingFilters != null) { 7121 int size = matchingFilters.size(); 7122 for (int i = 0; i < size; i ++) { 7123 CrossProfileIntentFilter filter = matchingFilters.get(i); 7124 if ((filter.getFlags() & PackageManager.SKIP_CURRENT_PROFILE) != 0) { 7125 // Checking if there are activities in the target user that can handle the 7126 // intent. 7127 ResolveInfo resolveInfo = createForwardingResolveInfo(filter, intent, 7128 resolvedType, flags, sourceUserId); 7129 if (resolveInfo != null) { 7130 return resolveInfo; 7131 } 7132 } 7133 } 7134 } 7135 return null; 7136 } 7137 7138 // Return matching ResolveInfo in target user if any. 7139 private ResolveInfo queryCrossProfileIntents( 7140 List<CrossProfileIntentFilter> matchingFilters, Intent intent, String resolvedType, 7141 int flags, int sourceUserId, boolean matchInCurrentProfile) { 7142 if (matchingFilters != null) { 7143 // Two {@link CrossProfileIntentFilter}s can have the same targetUserId and 7144 // match the same intent. For performance reasons, it is better not to 7145 // run queryIntent twice for the same userId 7146 SparseBooleanArray alreadyTriedUserIds = new SparseBooleanArray(); 7147 int size = matchingFilters.size(); 7148 for (int i = 0; i < size; i++) { 7149 CrossProfileIntentFilter filter = matchingFilters.get(i); 7150 int targetUserId = filter.getTargetUserId(); 7151 boolean skipCurrentProfile = 7152 (filter.getFlags() & PackageManager.SKIP_CURRENT_PROFILE) != 0; 7153 boolean skipCurrentProfileIfNoMatchFound = 7154 (filter.getFlags() & PackageManager.ONLY_IF_NO_MATCH_FOUND) != 0; 7155 if (!skipCurrentProfile && !alreadyTriedUserIds.get(targetUserId) 7156 && (!skipCurrentProfileIfNoMatchFound || !matchInCurrentProfile)) { 7157 // Checking if there are activities in the target user that can handle the 7158 // intent. 7159 ResolveInfo resolveInfo = createForwardingResolveInfo(filter, intent, 7160 resolvedType, flags, sourceUserId); 7161 if (resolveInfo != null) return resolveInfo; 7162 alreadyTriedUserIds.put(targetUserId, true); 7163 } 7164 } 7165 } 7166 return null; 7167 } 7168 7169 /** 7170 * If the filter's target user can handle the intent and is enabled: returns a ResolveInfo that 7171 * will forward the intent to the filter's target user. 7172 * Otherwise, returns null. 7173 */ 7174 private ResolveInfo createForwardingResolveInfo(CrossProfileIntentFilter filter, Intent intent, 7175 String resolvedType, int flags, int sourceUserId) { 7176 int targetUserId = filter.getTargetUserId(); 7177 List<ResolveInfo> resultTargetUser = mActivities.queryIntent(intent, 7178 resolvedType, flags, targetUserId); 7179 if (resultTargetUser != null && isUserEnabled(targetUserId)) { 7180 // If all the matches in the target profile are suspended, return null. 7181 for (int i = resultTargetUser.size() - 1; i >= 0; i--) { 7182 if ((resultTargetUser.get(i).activityInfo.applicationInfo.flags 7183 & ApplicationInfo.FLAG_SUSPENDED) == 0) { 7184 return createForwardingResolveInfoUnchecked(filter, sourceUserId, 7185 targetUserId); 7186 } 7187 } 7188 } 7189 return null; 7190 } 7191 7192 private ResolveInfo createForwardingResolveInfoUnchecked(IntentFilter filter, 7193 int sourceUserId, int targetUserId) { 7194 ResolveInfo forwardingResolveInfo = new ResolveInfo(); 7195 long ident = Binder.clearCallingIdentity(); 7196 boolean targetIsProfile; 7197 try { 7198 targetIsProfile = sUserManager.getUserInfo(targetUserId).isManagedProfile(); 7199 } finally { 7200 Binder.restoreCallingIdentity(ident); 7201 } 7202 String className; 7203 if (targetIsProfile) { 7204 className = FORWARD_INTENT_TO_MANAGED_PROFILE; 7205 } else { 7206 className = FORWARD_INTENT_TO_PARENT; 7207 } 7208 ComponentName forwardingActivityComponentName = new ComponentName( 7209 mAndroidApplication.packageName, className); 7210 ActivityInfo forwardingActivityInfo = getActivityInfo(forwardingActivityComponentName, 0, 7211 sourceUserId); 7212 if (!targetIsProfile) { 7213 forwardingActivityInfo.showUserIcon = targetUserId; 7214 forwardingResolveInfo.noResourceId = true; 7215 } 7216 forwardingResolveInfo.activityInfo = forwardingActivityInfo; 7217 forwardingResolveInfo.priority = 0; 7218 forwardingResolveInfo.preferredOrder = 0; 7219 forwardingResolveInfo.match = 0; 7220 forwardingResolveInfo.isDefault = true; 7221 forwardingResolveInfo.filter = filter; 7222 forwardingResolveInfo.targetUserId = targetUserId; 7223 return forwardingResolveInfo; 7224 } 7225 7226 @Override 7227 public @NonNull ParceledListSlice<ResolveInfo> queryIntentActivityOptions(ComponentName caller, 7228 Intent[] specifics, String[] specificTypes, Intent intent, 7229 String resolvedType, int flags, int userId) { 7230 return new ParceledListSlice<>(queryIntentActivityOptionsInternal(caller, specifics, 7231 specificTypes, intent, resolvedType, flags, userId)); 7232 } 7233 7234 private @NonNull List<ResolveInfo> queryIntentActivityOptionsInternal(ComponentName caller, 7235 Intent[] specifics, String[] specificTypes, Intent intent, 7236 String resolvedType, int flags, int userId) { 7237 if (!sUserManager.exists(userId)) return Collections.emptyList(); 7238 final int callingUid = Binder.getCallingUid(); 7239 flags = updateFlagsForResolve(flags, userId, intent, callingUid, 7240 false /*includeInstantApps*/); 7241 mPermissionManager.enforceCrossUserPermission(callingUid, userId, 7242 false /*requireFullPermission*/, false /*checkShell*/, 7243 "query intent activity options"); 7244 final String resultsAction = intent.getAction(); 7245 7246 final List<ResolveInfo> results = queryIntentActivitiesInternal(intent, resolvedType, flags 7247 | PackageManager.GET_RESOLVED_FILTER, userId); 7248 7249 if (DEBUG_INTENT_MATCHING) { 7250 Log.v(TAG, "Query " + intent + ": " + results); 7251 } 7252 7253 int specificsPos = 0; 7254 int N; 7255 7256 // todo: note that the algorithm used here is O(N^2). This 7257 // isn't a problem in our current environment, but if we start running 7258 // into situations where we have more than 5 or 10 matches then this 7259 // should probably be changed to something smarter... 7260 7261 // First we go through and resolve each of the specific items 7262 // that were supplied, taking care of removing any corresponding 7263 // duplicate items in the generic resolve list. 7264 if (specifics != null) { 7265 for (int i=0; i<specifics.length; i++) { 7266 final Intent sintent = specifics[i]; 7267 if (sintent == null) { 7268 continue; 7269 } 7270 7271 if (DEBUG_INTENT_MATCHING) { 7272 Log.v(TAG, "Specific #" + i + ": " + sintent); 7273 } 7274 7275 String action = sintent.getAction(); 7276 if (resultsAction != null && resultsAction.equals(action)) { 7277 // If this action was explicitly requested, then don't 7278 // remove things that have it. 7279 action = null; 7280 } 7281 7282 ResolveInfo ri = null; 7283 ActivityInfo ai = null; 7284 7285 ComponentName comp = sintent.getComponent(); 7286 if (comp == null) { 7287 ri = resolveIntent( 7288 sintent, 7289 specificTypes != null ? specificTypes[i] : null, 7290 flags, userId); 7291 if (ri == null) { 7292 continue; 7293 } 7294 if (ri == mResolveInfo) { 7295 // ACK! Must do something better with this. 7296 } 7297 ai = ri.activityInfo; 7298 comp = new ComponentName(ai.applicationInfo.packageName, 7299 ai.name); 7300 } else { 7301 ai = getActivityInfo(comp, flags, userId); 7302 if (ai == null) { 7303 continue; 7304 } 7305 } 7306 7307 // Look for any generic query activities that are duplicates 7308 // of this specific one, and remove them from the results. 7309 if (DEBUG_INTENT_MATCHING) Log.v(TAG, "Specific #" + i + ": " + ai); 7310 N = results.size(); 7311 int j; 7312 for (j=specificsPos; j<N; j++) { 7313 ResolveInfo sri = results.get(j); 7314 if ((sri.activityInfo.name.equals(comp.getClassName()) 7315 && sri.activityInfo.applicationInfo.packageName.equals( 7316 comp.getPackageName())) 7317 || (action != null && sri.filter.matchAction(action))) { 7318 results.remove(j); 7319 if (DEBUG_INTENT_MATCHING) Log.v( 7320 TAG, "Removing duplicate item from " + j 7321 + " due to specific " + specificsPos); 7322 if (ri == null) { 7323 ri = sri; 7324 } 7325 j--; 7326 N--; 7327 } 7328 } 7329 7330 // Add this specific item to its proper place. 7331 if (ri == null) { 7332 ri = new ResolveInfo(); 7333 ri.activityInfo = ai; 7334 } 7335 results.add(specificsPos, ri); 7336 ri.specificIndex = i; 7337 specificsPos++; 7338 } 7339 } 7340 7341 // Now we go through the remaining generic results and remove any 7342 // duplicate actions that are found here. 7343 N = results.size(); 7344 for (int i=specificsPos; i<N-1; i++) { 7345 final ResolveInfo rii = results.get(i); 7346 if (rii.filter == null) { 7347 continue; 7348 } 7349 7350 // Iterate over all of the actions of this result's intent 7351 // filter... typically this should be just one. 7352 final Iterator<String> it = rii.filter.actionsIterator(); 7353 if (it == null) { 7354 continue; 7355 } 7356 while (it.hasNext()) { 7357 final String action = it.next(); 7358 if (resultsAction != null && resultsAction.equals(action)) { 7359 // If this action was explicitly requested, then don't 7360 // remove things that have it. 7361 continue; 7362 } 7363 for (int j=i+1; j<N; j++) { 7364 final ResolveInfo rij = results.get(j); 7365 if (rij.filter != null && rij.filter.hasAction(action)) { 7366 results.remove(j); 7367 if (DEBUG_INTENT_MATCHING) Log.v( 7368 TAG, "Removing duplicate item from " + j 7369 + " due to action " + action + " at " + i); 7370 j--; 7371 N--; 7372 } 7373 } 7374 } 7375 7376 // If the caller didn't request filter information, drop it now 7377 // so we don't have to marshall/unmarshall it. 7378 if ((flags&PackageManager.GET_RESOLVED_FILTER) == 0) { 7379 rii.filter = null; 7380 } 7381 } 7382 7383 // Filter out the caller activity if so requested. 7384 if (caller != null) { 7385 N = results.size(); 7386 for (int i=0; i<N; i++) { 7387 ActivityInfo ainfo = results.get(i).activityInfo; 7388 if (caller.getPackageName().equals(ainfo.applicationInfo.packageName) 7389 && caller.getClassName().equals(ainfo.name)) { 7390 results.remove(i); 7391 break; 7392 } 7393 } 7394 } 7395 7396 // If the caller didn't request filter information, 7397 // drop them now so we don't have to 7398 // marshall/unmarshall it. 7399 if ((flags&PackageManager.GET_RESOLVED_FILTER) == 0) { 7400 N = results.size(); 7401 for (int i=0; i<N; i++) { 7402 results.get(i).filter = null; 7403 } 7404 } 7405 7406 if (DEBUG_INTENT_MATCHING) Log.v(TAG, "Result: " + results); 7407 return results; 7408 } 7409 7410 @Override 7411 public @NonNull ParceledListSlice<ResolveInfo> queryIntentReceivers(Intent intent, 7412 String resolvedType, int flags, int userId) { 7413 return new ParceledListSlice<>( 7414 queryIntentReceiversInternal(intent, resolvedType, flags, userId, 7415 false /*allowDynamicSplits*/)); 7416 } 7417 7418 private @NonNull List<ResolveInfo> queryIntentReceiversInternal(Intent intent, 7419 String resolvedType, int flags, int userId, boolean allowDynamicSplits) { 7420 if (!sUserManager.exists(userId)) return Collections.emptyList(); 7421 final int callingUid = Binder.getCallingUid(); 7422 mPermissionManager.enforceCrossUserPermission(callingUid, userId, 7423 false /*requireFullPermission*/, false /*checkShell*/, 7424 "query intent receivers"); 7425 final String instantAppPkgName = getInstantAppPackageName(callingUid); 7426 flags = updateFlagsForResolve(flags, userId, intent, callingUid, 7427 false /*includeInstantApps*/); 7428 ComponentName comp = intent.getComponent(); 7429 if (comp == null) { 7430 if (intent.getSelector() != null) { 7431 intent = intent.getSelector(); 7432 comp = intent.getComponent(); 7433 } 7434 } 7435 if (comp != null) { 7436 final List<ResolveInfo> list = new ArrayList<ResolveInfo>(1); 7437 final ActivityInfo ai = getReceiverInfo(comp, flags, userId); 7438 if (ai != null) { 7439 // When specifying an explicit component, we prevent the activity from being 7440 // used when either 1) the calling package is normal and the activity is within 7441 // an instant application or 2) the calling package is ephemeral and the 7442 // activity is not visible to instant applications. 7443 final boolean matchInstantApp = 7444 (flags & PackageManager.MATCH_INSTANT) != 0; 7445 final boolean matchVisibleToInstantAppOnly = 7446 (flags & PackageManager.MATCH_VISIBLE_TO_INSTANT_APP_ONLY) != 0; 7447 final boolean matchExplicitlyVisibleOnly = 7448 (flags & PackageManager.MATCH_EXPLICITLY_VISIBLE_ONLY) != 0; 7449 final boolean isCallerInstantApp = 7450 instantAppPkgName != null; 7451 final boolean isTargetSameInstantApp = 7452 comp.getPackageName().equals(instantAppPkgName); 7453 final boolean isTargetInstantApp = 7454 (ai.applicationInfo.privateFlags 7455 & ApplicationInfo.PRIVATE_FLAG_INSTANT) != 0; 7456 final boolean isTargetVisibleToInstantApp = 7457 (ai.flags & ActivityInfo.FLAG_VISIBLE_TO_INSTANT_APP) != 0; 7458 final boolean isTargetExplicitlyVisibleToInstantApp = 7459 isTargetVisibleToInstantApp 7460 && (ai.flags & ActivityInfo.FLAG_IMPLICITLY_VISIBLE_TO_INSTANT_APP) == 0; 7461 final boolean isTargetHiddenFromInstantApp = 7462 !isTargetVisibleToInstantApp 7463 || (matchExplicitlyVisibleOnly && !isTargetExplicitlyVisibleToInstantApp); 7464 final boolean blockResolution = 7465 !isTargetSameInstantApp 7466 && ((!matchInstantApp && !isCallerInstantApp && isTargetInstantApp) 7467 || (matchVisibleToInstantAppOnly && isCallerInstantApp 7468 && isTargetHiddenFromInstantApp)); 7469 if (!blockResolution) { 7470 ResolveInfo ri = new ResolveInfo(); 7471 ri.activityInfo = ai; 7472 list.add(ri); 7473 } 7474 } 7475 return applyPostResolutionFilter( 7476 list, instantAppPkgName, allowDynamicSplits, callingUid, userId, intent); 7477 } 7478 7479 // reader 7480 synchronized (mPackages) { 7481 String pkgName = intent.getPackage(); 7482 if (pkgName == null) { 7483 final List<ResolveInfo> result = 7484 mReceivers.queryIntent(intent, resolvedType, flags, userId); 7485 return applyPostResolutionFilter( 7486 result, instantAppPkgName, allowDynamicSplits, callingUid, userId, intent); 7487 } 7488 final PackageParser.Package pkg = mPackages.get(pkgName); 7489 if (pkg != null) { 7490 final List<ResolveInfo> result = mReceivers.queryIntentForPackage( 7491 intent, resolvedType, flags, pkg.receivers, userId); 7492 return applyPostResolutionFilter( 7493 result, instantAppPkgName, allowDynamicSplits, callingUid, userId, intent); 7494 } 7495 return Collections.emptyList(); 7496 } 7497 } 7498 7499 @Override 7500 public ResolveInfo resolveService(Intent intent, String resolvedType, int flags, int userId) { 7501 final int callingUid = Binder.getCallingUid(); 7502 return resolveServiceInternal(intent, resolvedType, flags, userId, callingUid); 7503 } 7504 7505 private ResolveInfo resolveServiceInternal(Intent intent, String resolvedType, int flags, 7506 int userId, int callingUid) { 7507 if (!sUserManager.exists(userId)) return null; 7508 flags = updateFlagsForResolve( 7509 flags, userId, intent, callingUid, false /*includeInstantApps*/); 7510 List<ResolveInfo> query = queryIntentServicesInternal( 7511 intent, resolvedType, flags, userId, callingUid, false /*includeInstantApps*/); 7512 if (query != null) { 7513 if (query.size() >= 1) { 7514 // If there is more than one service with the same priority, 7515 // just arbitrarily pick the first one. 7516 return query.get(0); 7517 } 7518 } 7519 return null; 7520 } 7521 7522 @Override 7523 public @NonNull ParceledListSlice<ResolveInfo> queryIntentServices(Intent intent, 7524 String resolvedType, int flags, int userId) { 7525 final int callingUid = Binder.getCallingUid(); 7526 return new ParceledListSlice<>(queryIntentServicesInternal( 7527 intent, resolvedType, flags, userId, callingUid, false /*includeInstantApps*/)); 7528 } 7529 7530 private @NonNull List<ResolveInfo> queryIntentServicesInternal(Intent intent, 7531 String resolvedType, int flags, int userId, int callingUid, 7532 boolean includeInstantApps) { 7533 if (!sUserManager.exists(userId)) return Collections.emptyList(); 7534 mPermissionManager.enforceCrossUserPermission(callingUid, userId, 7535 false /*requireFullPermission*/, false /*checkShell*/, 7536 "query intent receivers"); 7537 final String instantAppPkgName = getInstantAppPackageName(callingUid); 7538 flags = updateFlagsForResolve(flags, userId, intent, callingUid, includeInstantApps); 7539 ComponentName comp = intent.getComponent(); 7540 if (comp == null) { 7541 if (intent.getSelector() != null) { 7542 intent = intent.getSelector(); 7543 comp = intent.getComponent(); 7544 } 7545 } 7546 if (comp != null) { 7547 final List<ResolveInfo> list = new ArrayList<ResolveInfo>(1); 7548 final ServiceInfo si = getServiceInfo(comp, flags, userId); 7549 if (si != null) { 7550 // When specifying an explicit component, we prevent the service from being 7551 // used when either 1) the service is in an instant application and the 7552 // caller is not the same instant application or 2) the calling package is 7553 // ephemeral and the activity is not visible to ephemeral applications. 7554 final boolean matchInstantApp = 7555 (flags & PackageManager.MATCH_INSTANT) != 0; 7556 final boolean matchVisibleToInstantAppOnly = 7557 (flags & PackageManager.MATCH_VISIBLE_TO_INSTANT_APP_ONLY) != 0; 7558 final boolean isCallerInstantApp = 7559 instantAppPkgName != null; 7560 final boolean isTargetSameInstantApp = 7561 comp.getPackageName().equals(instantAppPkgName); 7562 final boolean isTargetInstantApp = 7563 (si.applicationInfo.privateFlags 7564 & ApplicationInfo.PRIVATE_FLAG_INSTANT) != 0; 7565 final boolean isTargetHiddenFromInstantApp = 7566 (si.flags & ServiceInfo.FLAG_VISIBLE_TO_INSTANT_APP) == 0; 7567 final boolean blockResolution = 7568 !isTargetSameInstantApp 7569 && ((!matchInstantApp && !isCallerInstantApp && isTargetInstantApp) 7570 || (matchVisibleToInstantAppOnly && isCallerInstantApp 7571 && isTargetHiddenFromInstantApp)); 7572 if (!blockResolution) { 7573 final ResolveInfo ri = new ResolveInfo(); 7574 ri.serviceInfo = si; 7575 list.add(ri); 7576 } 7577 } 7578 return list; 7579 } 7580 7581 // reader 7582 synchronized (mPackages) { 7583 String pkgName = intent.getPackage(); 7584 if (pkgName == null) { 7585 return applyPostServiceResolutionFilter( 7586 mServices.queryIntent(intent, resolvedType, flags, userId), 7587 instantAppPkgName); 7588 } 7589 final PackageParser.Package pkg = mPackages.get(pkgName); 7590 if (pkg != null) { 7591 return applyPostServiceResolutionFilter( 7592 mServices.queryIntentForPackage(intent, resolvedType, flags, pkg.services, 7593 userId), 7594 instantAppPkgName); 7595 } 7596 return Collections.emptyList(); 7597 } 7598 } 7599 7600 private List<ResolveInfo> applyPostServiceResolutionFilter(List<ResolveInfo> resolveInfos, 7601 String instantAppPkgName) { 7602 if (instantAppPkgName == null) { 7603 return resolveInfos; 7604 } 7605 for (int i = resolveInfos.size() - 1; i >= 0; i--) { 7606 final ResolveInfo info = resolveInfos.get(i); 7607 final boolean isEphemeralApp = info.serviceInfo.applicationInfo.isInstantApp(); 7608 // allow services that are defined in the provided package 7609 if (isEphemeralApp && instantAppPkgName.equals(info.serviceInfo.packageName)) { 7610 if (info.serviceInfo.splitName != null 7611 && !ArrayUtils.contains(info.serviceInfo.applicationInfo.splitNames, 7612 info.serviceInfo.splitName)) { 7613 // requested service is defined in a split that hasn't been installed yet. 7614 // add the installer to the resolve list 7615 if (DEBUG_INSTANT) { 7616 Slog.v(TAG, "Adding ephemeral installer to the ResolveInfo list"); 7617 } 7618 final ResolveInfo installerInfo = new ResolveInfo( 7619 mInstantAppInstallerInfo); 7620 installerInfo.auxiliaryInfo = new AuxiliaryResolveInfo( 7621 null /* installFailureActivity */, 7622 info.serviceInfo.packageName, 7623 info.serviceInfo.applicationInfo.versionCode, 7624 info.serviceInfo.splitName); 7625 // make sure this resolver is the default 7626 installerInfo.isDefault = true; 7627 installerInfo.match = IntentFilter.MATCH_CATEGORY_SCHEME_SPECIFIC_PART 7628 | IntentFilter.MATCH_ADJUSTMENT_NORMAL; 7629 // add a non-generic filter 7630 installerInfo.filter = new IntentFilter(); 7631 // load resources from the correct package 7632 installerInfo.resolvePackageName = info.getComponentInfo().packageName; 7633 resolveInfos.set(i, installerInfo); 7634 } 7635 continue; 7636 } 7637 // allow services that have been explicitly exposed to ephemeral apps 7638 if (!isEphemeralApp 7639 && ((info.serviceInfo.flags & ServiceInfo.FLAG_VISIBLE_TO_INSTANT_APP) != 0)) { 7640 continue; 7641 } 7642 resolveInfos.remove(i); 7643 } 7644 return resolveInfos; 7645 } 7646 7647 @Override 7648 public @NonNull ParceledListSlice<ResolveInfo> queryIntentContentProviders(Intent intent, 7649 String resolvedType, int flags, int userId) { 7650 return new ParceledListSlice<>( 7651 queryIntentContentProvidersInternal(intent, resolvedType, flags, userId)); 7652 } 7653 7654 private @NonNull List<ResolveInfo> queryIntentContentProvidersInternal( 7655 Intent intent, String resolvedType, int flags, int userId) { 7656 if (!sUserManager.exists(userId)) return Collections.emptyList(); 7657 final int callingUid = Binder.getCallingUid(); 7658 final String instantAppPkgName = getInstantAppPackageName(callingUid); 7659 flags = updateFlagsForResolve(flags, userId, intent, callingUid, 7660 false /*includeInstantApps*/); 7661 ComponentName comp = intent.getComponent(); 7662 if (comp == null) { 7663 if (intent.getSelector() != null) { 7664 intent = intent.getSelector(); 7665 comp = intent.getComponent(); 7666 } 7667 } 7668 if (comp != null) { 7669 final List<ResolveInfo> list = new ArrayList<ResolveInfo>(1); 7670 final ProviderInfo pi = getProviderInfo(comp, flags, userId); 7671 if (pi != null) { 7672 // When specifying an explicit component, we prevent the provider from being 7673 // used when either 1) the provider is in an instant application and the 7674 // caller is not the same instant application or 2) the calling package is an 7675 // instant application and the provider is not visible to instant applications. 7676 final boolean matchInstantApp = 7677 (flags & PackageManager.MATCH_INSTANT) != 0; 7678 final boolean matchVisibleToInstantAppOnly = 7679 (flags & PackageManager.MATCH_VISIBLE_TO_INSTANT_APP_ONLY) != 0; 7680 final boolean isCallerInstantApp = 7681 instantAppPkgName != null; 7682 final boolean isTargetSameInstantApp = 7683 comp.getPackageName().equals(instantAppPkgName); 7684 final boolean isTargetInstantApp = 7685 (pi.applicationInfo.privateFlags 7686 & ApplicationInfo.PRIVATE_FLAG_INSTANT) != 0; 7687 final boolean isTargetHiddenFromInstantApp = 7688 (pi.flags & ProviderInfo.FLAG_VISIBLE_TO_INSTANT_APP) == 0; 7689 final boolean blockResolution = 7690 !isTargetSameInstantApp 7691 && ((!matchInstantApp && !isCallerInstantApp && isTargetInstantApp) 7692 || (matchVisibleToInstantAppOnly && isCallerInstantApp 7693 && isTargetHiddenFromInstantApp)); 7694 if (!blockResolution) { 7695 final ResolveInfo ri = new ResolveInfo(); 7696 ri.providerInfo = pi; 7697 list.add(ri); 7698 } 7699 } 7700 return list; 7701 } 7702 7703 // reader 7704 synchronized (mPackages) { 7705 String pkgName = intent.getPackage(); 7706 if (pkgName == null) { 7707 return applyPostContentProviderResolutionFilter( 7708 mProviders.queryIntent(intent, resolvedType, flags, userId), 7709 instantAppPkgName); 7710 } 7711 final PackageParser.Package pkg = mPackages.get(pkgName); 7712 if (pkg != null) { 7713 return applyPostContentProviderResolutionFilter( 7714 mProviders.queryIntentForPackage( 7715 intent, resolvedType, flags, pkg.providers, userId), 7716 instantAppPkgName); 7717 } 7718 return Collections.emptyList(); 7719 } 7720 } 7721 7722 private List<ResolveInfo> applyPostContentProviderResolutionFilter( 7723 List<ResolveInfo> resolveInfos, String instantAppPkgName) { 7724 if (instantAppPkgName == null) { 7725 return resolveInfos; 7726 } 7727 for (int i = resolveInfos.size() - 1; i >= 0; i--) { 7728 final ResolveInfo info = resolveInfos.get(i); 7729 final boolean isEphemeralApp = info.providerInfo.applicationInfo.isInstantApp(); 7730 // allow providers that are defined in the provided package 7731 if (isEphemeralApp && instantAppPkgName.equals(info.providerInfo.packageName)) { 7732 if (info.providerInfo.splitName != null 7733 && !ArrayUtils.contains(info.providerInfo.applicationInfo.splitNames, 7734 info.providerInfo.splitName)) { 7735 // requested provider is defined in a split that hasn't been installed yet. 7736 // add the installer to the resolve list 7737 if (DEBUG_INSTANT) { 7738 Slog.v(TAG, "Adding ephemeral installer to the ResolveInfo list"); 7739 } 7740 final ResolveInfo installerInfo = new ResolveInfo( 7741 mInstantAppInstallerInfo); 7742 installerInfo.auxiliaryInfo = new AuxiliaryResolveInfo( 7743 null /*failureActivity*/, 7744 info.providerInfo.packageName, 7745 info.providerInfo.applicationInfo.versionCode, 7746 info.providerInfo.splitName); 7747 // make sure this resolver is the default 7748 installerInfo.isDefault = true; 7749 installerInfo.match = IntentFilter.MATCH_CATEGORY_SCHEME_SPECIFIC_PART 7750 | IntentFilter.MATCH_ADJUSTMENT_NORMAL; 7751 // add a non-generic filter 7752 installerInfo.filter = new IntentFilter(); 7753 // load resources from the correct package 7754 installerInfo.resolvePackageName = info.getComponentInfo().packageName; 7755 resolveInfos.set(i, installerInfo); 7756 } 7757 continue; 7758 } 7759 // allow providers that have been explicitly exposed to instant applications 7760 if (!isEphemeralApp 7761 && ((info.providerInfo.flags & ProviderInfo.FLAG_VISIBLE_TO_INSTANT_APP) != 0)) { 7762 continue; 7763 } 7764 resolveInfos.remove(i); 7765 } 7766 return resolveInfos; 7767 } 7768 7769 @Override 7770 public ParceledListSlice<PackageInfo> getInstalledPackages(int flags, int userId) { 7771 final int callingUid = Binder.getCallingUid(); 7772 if (getInstantAppPackageName(callingUid) != null) { 7773 return ParceledListSlice.emptyList(); 7774 } 7775 if (!sUserManager.exists(userId)) return ParceledListSlice.emptyList(); 7776 flags = updateFlagsForPackage(flags, userId, null); 7777 final boolean listUninstalled = (flags & MATCH_KNOWN_PACKAGES) != 0; 7778 mPermissionManager.enforceCrossUserPermission(callingUid, userId, 7779 true /* requireFullPermission */, false /* checkShell */, 7780 "get installed packages"); 7781 7782 // writer 7783 synchronized (mPackages) { 7784 ArrayList<PackageInfo> list; 7785 if (listUninstalled) { 7786 list = new ArrayList<>(mSettings.mPackages.size()); 7787 for (PackageSetting ps : mSettings.mPackages.values()) { 7788 if (filterSharedLibPackageLPr(ps, callingUid, userId, flags)) { 7789 continue; 7790 } 7791 if (filterAppAccessLPr(ps, callingUid, userId)) { 7792 continue; 7793 } 7794 final PackageInfo pi = generatePackageInfo(ps, flags, userId); 7795 if (pi != null) { 7796 list.add(pi); 7797 } 7798 } 7799 } else { 7800 list = new ArrayList<>(mPackages.size()); 7801 for (PackageParser.Package p : mPackages.values()) { 7802 final PackageSetting ps = (PackageSetting) p.mExtras; 7803 if (filterSharedLibPackageLPr(ps, callingUid, userId, flags)) { 7804 continue; 7805 } 7806 if (filterAppAccessLPr(ps, callingUid, userId)) { 7807 continue; 7808 } 7809 final PackageInfo pi = generatePackageInfo((PackageSetting) 7810 p.mExtras, flags, userId); 7811 if (pi != null) { 7812 list.add(pi); 7813 } 7814 } 7815 } 7816 7817 return new ParceledListSlice<>(list); 7818 } 7819 } 7820 7821 private void addPackageHoldingPermissions(ArrayList<PackageInfo> list, PackageSetting ps, 7822 String[] permissions, boolean[] tmp, int flags, int userId) { 7823 int numMatch = 0; 7824 final PermissionsState permissionsState = ps.getPermissionsState(); 7825 for (int i=0; i<permissions.length; i++) { 7826 final String permission = permissions[i]; 7827 if (permissionsState.hasPermission(permission, userId)) { 7828 tmp[i] = true; 7829 numMatch++; 7830 } else { 7831 tmp[i] = false; 7832 } 7833 } 7834 if (numMatch == 0) { 7835 return; 7836 } 7837 final PackageInfo pi = generatePackageInfo(ps, flags, userId); 7838 7839 // The above might return null in cases of uninstalled apps or install-state 7840 // skew across users/profiles. 7841 if (pi != null) { 7842 if ((flags&PackageManager.GET_PERMISSIONS) == 0) { 7843 if (numMatch == permissions.length) { 7844 pi.requestedPermissions = permissions; 7845 } else { 7846 pi.requestedPermissions = new String[numMatch]; 7847 numMatch = 0; 7848 for (int i=0; i<permissions.length; i++) { 7849 if (tmp[i]) { 7850 pi.requestedPermissions[numMatch] = permissions[i]; 7851 numMatch++; 7852 } 7853 } 7854 } 7855 } 7856 list.add(pi); 7857 } 7858 } 7859 7860 @Override 7861 public ParceledListSlice<PackageInfo> getPackagesHoldingPermissions( 7862 String[] permissions, int flags, int userId) { 7863 if (!sUserManager.exists(userId)) return ParceledListSlice.emptyList(); 7864 flags = updateFlagsForPackage(flags, userId, permissions); 7865 mPermissionManager.enforceCrossUserPermission(Binder.getCallingUid(), userId, 7866 true /* requireFullPermission */, false /* checkShell */, 7867 "get packages holding permissions"); 7868 final boolean listUninstalled = (flags & MATCH_KNOWN_PACKAGES) != 0; 7869 7870 // writer 7871 synchronized (mPackages) { 7872 ArrayList<PackageInfo> list = new ArrayList<PackageInfo>(); 7873 boolean[] tmpBools = new boolean[permissions.length]; 7874 if (listUninstalled) { 7875 for (PackageSetting ps : mSettings.mPackages.values()) { 7876 addPackageHoldingPermissions(list, ps, permissions, tmpBools, flags, 7877 userId); 7878 } 7879 } else { 7880 for (PackageParser.Package pkg : mPackages.values()) { 7881 PackageSetting ps = (PackageSetting)pkg.mExtras; 7882 if (ps != null) { 7883 addPackageHoldingPermissions(list, ps, permissions, tmpBools, flags, 7884 userId); 7885 } 7886 } 7887 } 7888 7889 return new ParceledListSlice<PackageInfo>(list); 7890 } 7891 } 7892 7893 @Override 7894 public ParceledListSlice<ApplicationInfo> getInstalledApplications(int flags, int userId) { 7895 final int callingUid = Binder.getCallingUid(); 7896 if (getInstantAppPackageName(callingUid) != null) { 7897 return ParceledListSlice.emptyList(); 7898 } 7899 if (!sUserManager.exists(userId)) return ParceledListSlice.emptyList(); 7900 flags = updateFlagsForApplication(flags, userId, null); 7901 final boolean listUninstalled = (flags & MATCH_KNOWN_PACKAGES) != 0; 7902 7903 // writer 7904 synchronized (mPackages) { 7905 ArrayList<ApplicationInfo> list; 7906 if (listUninstalled) { 7907 list = new ArrayList<>(mSettings.mPackages.size()); 7908 for (PackageSetting ps : mSettings.mPackages.values()) { 7909 ApplicationInfo ai; 7910 int effectiveFlags = flags; 7911 if (ps.isSystem()) { 7912 effectiveFlags |= PackageManager.MATCH_ANY_USER; 7913 } 7914 if (ps.pkg != null) { 7915 if (filterSharedLibPackageLPr(ps, callingUid, userId, flags)) { 7916 continue; 7917 } 7918 if (filterAppAccessLPr(ps, callingUid, userId)) { 7919 continue; 7920 } 7921 ai = PackageParser.generateApplicationInfo(ps.pkg, effectiveFlags, 7922 ps.readUserState(userId), userId); 7923 if (ai != null) { 7924 ai.packageName = resolveExternalPackageNameLPr(ps.pkg); 7925 } 7926 } else { 7927 // Shared lib filtering done in generateApplicationInfoFromSettingsLPw 7928 // and already converts to externally visible package name 7929 ai = generateApplicationInfoFromSettingsLPw(ps.name, 7930 callingUid, effectiveFlags, userId); 7931 } 7932 if (ai != null) { 7933 list.add(ai); 7934 } 7935 } 7936 } else { 7937 list = new ArrayList<>(mPackages.size()); 7938 for (PackageParser.Package p : mPackages.values()) { 7939 if (p.mExtras != null) { 7940 PackageSetting ps = (PackageSetting) p.mExtras; 7941 if (filterSharedLibPackageLPr(ps, Binder.getCallingUid(), userId, flags)) { 7942 continue; 7943 } 7944 if (filterAppAccessLPr(ps, callingUid, userId)) { 7945 continue; 7946 } 7947 ApplicationInfo ai = PackageParser.generateApplicationInfo(p, flags, 7948 ps.readUserState(userId), userId); 7949 if (ai != null) { 7950 ai.packageName = resolveExternalPackageNameLPr(p); 7951 list.add(ai); 7952 } 7953 } 7954 } 7955 } 7956 7957 return new ParceledListSlice<>(list); 7958 } 7959 } 7960 7961 @Override 7962 public ParceledListSlice<InstantAppInfo> getInstantApps(int userId) { 7963 if (HIDE_EPHEMERAL_APIS) { 7964 return null; 7965 } 7966 if (!canViewInstantApps(Binder.getCallingUid(), userId)) { 7967 mContext.enforceCallingOrSelfPermission(Manifest.permission.ACCESS_INSTANT_APPS, 7968 "getEphemeralApplications"); 7969 } 7970 mPermissionManager.enforceCrossUserPermission(Binder.getCallingUid(), userId, 7971 true /* requireFullPermission */, false /* checkShell */, 7972 "getEphemeralApplications"); 7973 synchronized (mPackages) { 7974 List<InstantAppInfo> instantApps = mInstantAppRegistry 7975 .getInstantAppsLPr(userId); 7976 if (instantApps != null) { 7977 return new ParceledListSlice<>(instantApps); 7978 } 7979 } 7980 return null; 7981 } 7982 7983 @Override 7984 public boolean isInstantApp(String packageName, int userId) { 7985 mPermissionManager.enforceCrossUserPermission(Binder.getCallingUid(), userId, 7986 true /* requireFullPermission */, false /* checkShell */, 7987 "isInstantApp"); 7988 if (HIDE_EPHEMERAL_APIS) { 7989 return false; 7990 } 7991 7992 synchronized (mPackages) { 7993 int callingUid = Binder.getCallingUid(); 7994 if (Process.isIsolated(callingUid)) { 7995 callingUid = mIsolatedOwners.get(callingUid); 7996 } 7997 final PackageSetting ps = mSettings.mPackages.get(packageName); 7998 PackageParser.Package pkg = mPackages.get(packageName); 7999 final boolean returnAllowed = 8000 ps != null 8001 && (isCallerSameApp(packageName, callingUid) 8002 || canViewInstantApps(callingUid, userId) 8003 || mInstantAppRegistry.isInstantAccessGranted( 8004 userId, UserHandle.getAppId(callingUid), ps.appId)); 8005 if (returnAllowed) { 8006 return ps.getInstantApp(userId); 8007 } 8008 } 8009 return false; 8010 } 8011 8012 @Override 8013 public byte[] getInstantAppCookie(String packageName, int userId) { 8014 if (HIDE_EPHEMERAL_APIS) { 8015 return null; 8016 } 8017 8018 mPermissionManager.enforceCrossUserPermission(Binder.getCallingUid(), userId, 8019 true /* requireFullPermission */, false /* checkShell */, 8020 "getInstantAppCookie"); 8021 if (!isCallerSameApp(packageName, Binder.getCallingUid())) { 8022 return null; 8023 } 8024 synchronized (mPackages) { 8025 return mInstantAppRegistry.getInstantAppCookieLPw( 8026 packageName, userId); 8027 } 8028 } 8029 8030 @Override 8031 public boolean setInstantAppCookie(String packageName, byte[] cookie, int userId) { 8032 if (HIDE_EPHEMERAL_APIS) { 8033 return true; 8034 } 8035 8036 mPermissionManager.enforceCrossUserPermission(Binder.getCallingUid(), userId, 8037 true /* requireFullPermission */, true /* checkShell */, 8038 "setInstantAppCookie"); 8039 if (!isCallerSameApp(packageName, Binder.getCallingUid())) { 8040 return false; 8041 } 8042 synchronized (mPackages) { 8043 return mInstantAppRegistry.setInstantAppCookieLPw( 8044 packageName, cookie, userId); 8045 } 8046 } 8047 8048 @Override 8049 public Bitmap getInstantAppIcon(String packageName, int userId) { 8050 if (HIDE_EPHEMERAL_APIS) { 8051 return null; 8052 } 8053 8054 if (!canViewInstantApps(Binder.getCallingUid(), userId)) { 8055 mContext.enforceCallingOrSelfPermission(Manifest.permission.ACCESS_INSTANT_APPS, 8056 "getInstantAppIcon"); 8057 } 8058 mPermissionManager.enforceCrossUserPermission(Binder.getCallingUid(), userId, 8059 true /* requireFullPermission */, false /* checkShell */, 8060 "getInstantAppIcon"); 8061 8062 synchronized (mPackages) { 8063 return mInstantAppRegistry.getInstantAppIconLPw( 8064 packageName, userId); 8065 } 8066 } 8067 8068 private boolean isCallerSameApp(String packageName, int uid) { 8069 PackageParser.Package pkg = mPackages.get(packageName); 8070 return pkg != null 8071 && UserHandle.getAppId(uid) == pkg.applicationInfo.uid; 8072 } 8073 8074 @Override 8075 public @NonNull ParceledListSlice<ApplicationInfo> getPersistentApplications(int flags) { 8076 if (getInstantAppPackageName(Binder.getCallingUid()) != null) { 8077 return ParceledListSlice.emptyList(); 8078 } 8079 return new ParceledListSlice<>(getPersistentApplicationsInternal(flags)); 8080 } 8081 8082 private @NonNull List<ApplicationInfo> getPersistentApplicationsInternal(int flags) { 8083 final ArrayList<ApplicationInfo> finalList = new ArrayList<ApplicationInfo>(); 8084 8085 // reader 8086 synchronized (mPackages) { 8087 final Iterator<PackageParser.Package> i = mPackages.values().iterator(); 8088 final int userId = UserHandle.getCallingUserId(); 8089 while (i.hasNext()) { 8090 final PackageParser.Package p = i.next(); 8091 if (p.applicationInfo == null) continue; 8092 8093 final boolean matchesUnaware = ((flags & MATCH_DIRECT_BOOT_UNAWARE) != 0) 8094 && !p.applicationInfo.isDirectBootAware(); 8095 final boolean matchesAware = ((flags & MATCH_DIRECT_BOOT_AWARE) != 0) 8096 && p.applicationInfo.isDirectBootAware(); 8097 8098 if ((p.applicationInfo.flags & ApplicationInfo.FLAG_PERSISTENT) != 0 8099 && (!mSafeMode || isSystemApp(p)) 8100 && (matchesUnaware || matchesAware)) { 8101 PackageSetting ps = mSettings.mPackages.get(p.packageName); 8102 if (ps != null) { 8103 ApplicationInfo ai = PackageParser.generateApplicationInfo(p, flags, 8104 ps.readUserState(userId), userId); 8105 if (ai != null) { 8106 finalList.add(ai); 8107 } 8108 } 8109 } 8110 } 8111 } 8112 8113 return finalList; 8114 } 8115 8116 @Override 8117 public ProviderInfo resolveContentProvider(String name, int flags, int userId) { 8118 return resolveContentProviderInternal(name, flags, userId); 8119 } 8120 8121 private ProviderInfo resolveContentProviderInternal(String name, int flags, int userId) { 8122 if (!sUserManager.exists(userId)) return null; 8123 flags = updateFlagsForComponent(flags, userId, name); 8124 final String instantAppPkgName = getInstantAppPackageName(Binder.getCallingUid()); 8125 // reader 8126 synchronized (mPackages) { 8127 final PackageParser.Provider provider = mProvidersByAuthority.get(name); 8128 PackageSetting ps = provider != null 8129 ? mSettings.mPackages.get(provider.owner.packageName) 8130 : null; 8131 if (ps != null) { 8132 final boolean isInstantApp = ps.getInstantApp(userId); 8133 // normal application; filter out instant application provider 8134 if (instantAppPkgName == null && isInstantApp) { 8135 return null; 8136 } 8137 // instant application; filter out other instant applications 8138 if (instantAppPkgName != null 8139 && isInstantApp 8140 && !provider.owner.packageName.equals(instantAppPkgName)) { 8141 return null; 8142 } 8143 // instant application; filter out non-exposed provider 8144 if (instantAppPkgName != null 8145 && !isInstantApp 8146 && (provider.info.flags & ProviderInfo.FLAG_VISIBLE_TO_INSTANT_APP) == 0) { 8147 return null; 8148 } 8149 // provider not enabled 8150 if (!mSettings.isEnabledAndMatchLPr(provider.info, flags, userId)) { 8151 return null; 8152 } 8153 return PackageParser.generateProviderInfo( 8154 provider, flags, ps.readUserState(userId), userId); 8155 } 8156 return null; 8157 } 8158 } 8159 8160 /** 8161 * @deprecated 8162 */ 8163 @Deprecated 8164 public void querySyncProviders(List<String> outNames, List<ProviderInfo> outInfo) { 8165 if (getInstantAppPackageName(Binder.getCallingUid()) != null) { 8166 return; 8167 } 8168 // reader 8169 synchronized (mPackages) { 8170 final Iterator<Map.Entry<String, PackageParser.Provider>> i = mProvidersByAuthority 8171 .entrySet().iterator(); 8172 final int userId = UserHandle.getCallingUserId(); 8173 while (i.hasNext()) { 8174 Map.Entry<String, PackageParser.Provider> entry = i.next(); 8175 PackageParser.Provider p = entry.getValue(); 8176 PackageSetting ps = mSettings.mPackages.get(p.owner.packageName); 8177 8178 if (ps != null && p.syncable 8179 && (!mSafeMode || (p.info.applicationInfo.flags 8180 &ApplicationInfo.FLAG_SYSTEM) != 0)) { 8181 ProviderInfo info = PackageParser.generateProviderInfo(p, 0, 8182 ps.readUserState(userId), userId); 8183 if (info != null) { 8184 outNames.add(entry.getKey()); 8185 outInfo.add(info); 8186 } 8187 } 8188 } 8189 } 8190 } 8191 8192 @Override 8193 public @NonNull ParceledListSlice<ProviderInfo> queryContentProviders(String processName, 8194 int uid, int flags, String metaDataKey) { 8195 final int callingUid = Binder.getCallingUid(); 8196 final int userId = processName != null ? UserHandle.getUserId(uid) 8197 : UserHandle.getCallingUserId(); 8198 if (!sUserManager.exists(userId)) return ParceledListSlice.emptyList(); 8199 flags = updateFlagsForComponent(flags, userId, processName); 8200 ArrayList<ProviderInfo> finalList = null; 8201 // reader 8202 synchronized (mPackages) { 8203 final Iterator<PackageParser.Provider> i = mProviders.mProviders.values().iterator(); 8204 while (i.hasNext()) { 8205 final PackageParser.Provider p = i.next(); 8206 PackageSetting ps = mSettings.mPackages.get(p.owner.packageName); 8207 if (ps != null && p.info.authority != null 8208 && (processName == null 8209 || (p.info.processName.equals(processName) 8210 && UserHandle.isSameApp(p.info.applicationInfo.uid, uid))) 8211 && mSettings.isEnabledAndMatchLPr(p.info, flags, userId)) { 8212 8213 // See PM.queryContentProviders()'s javadoc for why we have the metaData 8214 // parameter. 8215 if (metaDataKey != null 8216 && (p.metaData == null || !p.metaData.containsKey(metaDataKey))) { 8217 continue; 8218 } 8219 final ComponentName component = 8220 new ComponentName(p.info.packageName, p.info.name); 8221 if (filterAppAccessLPr(ps, callingUid, component, TYPE_PROVIDER, userId)) { 8222 continue; 8223 } 8224 if (finalList == null) { 8225 finalList = new ArrayList<ProviderInfo>(3); 8226 } 8227 ProviderInfo info = PackageParser.generateProviderInfo(p, flags, 8228 ps.readUserState(userId), userId); 8229 if (info != null) { 8230 finalList.add(info); 8231 } 8232 } 8233 } 8234 } 8235 8236 if (finalList != null) { 8237 Collections.sort(finalList, mProviderInitOrderSorter); 8238 return new ParceledListSlice<ProviderInfo>(finalList); 8239 } 8240 8241 return ParceledListSlice.emptyList(); 8242 } 8243 8244 @Override 8245 public InstrumentationInfo getInstrumentationInfo(ComponentName component, int flags) { 8246 // reader 8247 synchronized (mPackages) { 8248 final int callingUid = Binder.getCallingUid(); 8249 final int callingUserId = UserHandle.getUserId(callingUid); 8250 final PackageSetting ps = mSettings.mPackages.get(component.getPackageName()); 8251 if (ps == null) return null; 8252 if (filterAppAccessLPr(ps, callingUid, component, TYPE_UNKNOWN, callingUserId)) { 8253 return null; 8254 } 8255 final PackageParser.Instrumentation i = mInstrumentation.get(component); 8256 return PackageParser.generateInstrumentationInfo(i, flags); 8257 } 8258 } 8259 8260 @Override 8261 public @NonNull ParceledListSlice<InstrumentationInfo> queryInstrumentation( 8262 String targetPackage, int flags) { 8263 final int callingUid = Binder.getCallingUid(); 8264 final int callingUserId = UserHandle.getUserId(callingUid); 8265 final PackageSetting ps = mSettings.mPackages.get(targetPackage); 8266 if (filterAppAccessLPr(ps, callingUid, callingUserId)) { 8267 return ParceledListSlice.emptyList(); 8268 } 8269 return new ParceledListSlice<>(queryInstrumentationInternal(targetPackage, flags)); 8270 } 8271 8272 private @NonNull List<InstrumentationInfo> queryInstrumentationInternal(String targetPackage, 8273 int flags) { 8274 ArrayList<InstrumentationInfo> finalList = new ArrayList<InstrumentationInfo>(); 8275 8276 // reader 8277 synchronized (mPackages) { 8278 final Iterator<PackageParser.Instrumentation> i = mInstrumentation.values().iterator(); 8279 while (i.hasNext()) { 8280 final PackageParser.Instrumentation p = i.next(); 8281 if (targetPackage == null 8282 || targetPackage.equals(p.info.targetPackage)) { 8283 InstrumentationInfo ii = PackageParser.generateInstrumentationInfo(p, 8284 flags); 8285 if (ii != null) { 8286 finalList.add(ii); 8287 } 8288 } 8289 } 8290 } 8291 8292 return finalList; 8293 } 8294 8295 private void scanDirTracedLI(File scanDir, final int parseFlags, int scanFlags, long currentTime) { 8296 Trace.traceBegin(TRACE_TAG_PACKAGE_MANAGER, "scanDir [" + scanDir.getAbsolutePath() + "]"); 8297 try { 8298 scanDirLI(scanDir, parseFlags, scanFlags, currentTime); 8299 } finally { 8300 Trace.traceEnd(TRACE_TAG_PACKAGE_MANAGER); 8301 } 8302 } 8303 8304 private void scanDirLI(File scanDir, int parseFlags, int scanFlags, long currentTime) { 8305 final File[] files = scanDir.listFiles(); 8306 if (ArrayUtils.isEmpty(files)) { 8307 Log.d(TAG, "No files in app dir " + scanDir); 8308 return; 8309 } 8310 8311 if (DEBUG_PACKAGE_SCANNING) { 8312 Log.d(TAG, "Scanning app dir " + scanDir + " scanFlags=" + scanFlags 8313 + " flags=0x" + Integer.toHexString(parseFlags)); 8314 } 8315 try (ParallelPackageParser parallelPackageParser = new ParallelPackageParser( 8316 mSeparateProcesses, mOnlyCore, mMetrics, mCacheDir, 8317 mParallelPackageParserCallback)) { 8318 // Submit files for parsing in parallel 8319 int fileCount = 0; 8320 for (File file : files) { 8321 final boolean isPackage = (isApkFile(file) || file.isDirectory()) 8322 && !PackageInstallerService.isStageName(file.getName()); 8323 if (!isPackage) { 8324 // Ignore entries which are not packages 8325 continue; 8326 } 8327 parallelPackageParser.submit(file, parseFlags); 8328 fileCount++; 8329 } 8330 8331 // Process results one by one 8332 for (; fileCount > 0; fileCount--) { 8333 ParallelPackageParser.ParseResult parseResult = parallelPackageParser.take(); 8334 Throwable throwable = parseResult.throwable; 8335 int errorCode = PackageManager.INSTALL_SUCCEEDED; 8336 8337 if (throwable == null) { 8338 // TODO(toddke): move lower in the scan chain 8339 // Static shared libraries have synthetic package names 8340 if (parseResult.pkg.applicationInfo.isStaticSharedLibrary()) { 8341 renameStaticSharedLibraryPackage(parseResult.pkg); 8342 } 8343 try { 8344 if (errorCode == PackageManager.INSTALL_SUCCEEDED) { 8345 scanPackageChildLI(parseResult.pkg, parseFlags, scanFlags, 8346 currentTime, null); 8347 } 8348 } catch (PackageManagerException e) { 8349 errorCode = e.error; 8350 Slog.w(TAG, "Failed to scan " + parseResult.scanFile + ": " + e.getMessage()); 8351 } 8352 } else if (throwable instanceof PackageParser.PackageParserException) { 8353 PackageParser.PackageParserException e = (PackageParser.PackageParserException) 8354 throwable; 8355 errorCode = e.error; 8356 Slog.w(TAG, "Failed to parse " + parseResult.scanFile + ": " + e.getMessage()); 8357 } else { 8358 throw new IllegalStateException("Unexpected exception occurred while parsing " 8359 + parseResult.scanFile, throwable); 8360 } 8361 8362 // Delete invalid userdata apps 8363 if ((scanFlags & SCAN_AS_SYSTEM) == 0 && 8364 errorCode == PackageManager.INSTALL_FAILED_INVALID_APK) { 8365 logCriticalInfo(Log.WARN, 8366 "Deleting invalid package at " + parseResult.scanFile); 8367 removeCodePathLI(parseResult.scanFile); 8368 } 8369 } 8370 } 8371 } 8372 8373 public static void reportSettingsProblem(int priority, String msg) { 8374 logCriticalInfo(priority, msg); 8375 } 8376 8377 private void collectCertificatesLI(PackageSetting ps, PackageParser.Package pkg, 8378 boolean forceCollect, boolean skipVerify) throws PackageManagerException { 8379 // When upgrading from pre-N MR1, verify the package time stamp using the package 8380 // directory and not the APK file. 8381 final long lastModifiedTime = mIsPreNMR1Upgrade 8382 ? new File(pkg.codePath).lastModified() : getLastModifiedTime(pkg); 8383 if (ps != null && !forceCollect 8384 && ps.codePathString.equals(pkg.codePath) 8385 && ps.timeStamp == lastModifiedTime 8386 && !isCompatSignatureUpdateNeeded(pkg) 8387 && !isRecoverSignatureUpdateNeeded(pkg)) { 8388 if (ps.signatures.mSigningDetails.signatures != null 8389 && ps.signatures.mSigningDetails.signatures.length != 0 8390 && ps.signatures.mSigningDetails.signatureSchemeVersion 8391 != SignatureSchemeVersion.UNKNOWN) { 8392 // Optimization: reuse the existing cached signing data 8393 // if the package appears to be unchanged. 8394 pkg.mSigningDetails = 8395 new PackageParser.SigningDetails(ps.signatures.mSigningDetails); 8396 return; 8397 } 8398 8399 Slog.w(TAG, "PackageSetting for " + ps.name 8400 + " is missing signatures. Collecting certs again to recover them."); 8401 } else { 8402 Slog.i(TAG, pkg.codePath + " changed; collecting certs" + 8403 (forceCollect ? " (forced)" : "")); 8404 } 8405 8406 try { 8407 Trace.traceBegin(TRACE_TAG_PACKAGE_MANAGER, "collectCertificates"); 8408 PackageParser.collectCertificates(pkg, skipVerify); 8409 } catch (PackageParserException e) { 8410 throw PackageManagerException.from(e); 8411 } finally { 8412 Trace.traceEnd(TRACE_TAG_PACKAGE_MANAGER); 8413 } 8414 } 8415 8416 /** 8417 * Traces a package scan. 8418 * @see #scanPackageLI(File, int, int, long, UserHandle) 8419 */ 8420 private PackageParser.Package scanPackageTracedLI(File scanFile, final int parseFlags, 8421 int scanFlags, long currentTime, UserHandle user) throws PackageManagerException { 8422 Trace.traceBegin(TRACE_TAG_PACKAGE_MANAGER, "scanPackage [" + scanFile.toString() + "]"); 8423 try { 8424 return scanPackageLI(scanFile, parseFlags, scanFlags, currentTime, user); 8425 } finally { 8426 Trace.traceEnd(TRACE_TAG_PACKAGE_MANAGER); 8427 } 8428 } 8429 8430 /** 8431 * Scans a package and returns the newly parsed package. 8432 * Returns {@code null} in case of errors and the error code is stored in mLastScanError 8433 */ 8434 private PackageParser.Package scanPackageLI(File scanFile, int parseFlags, int scanFlags, 8435 long currentTime, UserHandle user) throws PackageManagerException { 8436 if (DEBUG_INSTALL) Slog.d(TAG, "Parsing: " + scanFile); 8437 PackageParser pp = new PackageParser(); 8438 pp.setSeparateProcesses(mSeparateProcesses); 8439 pp.setOnlyCoreApps(mOnlyCore); 8440 pp.setDisplayMetrics(mMetrics); 8441 pp.setCallback(mPackageParserCallback); 8442 8443 Trace.traceBegin(TRACE_TAG_PACKAGE_MANAGER, "parsePackage"); 8444 final PackageParser.Package pkg; 8445 try { 8446 pkg = pp.parsePackage(scanFile, parseFlags); 8447 } catch (PackageParserException e) { 8448 throw PackageManagerException.from(e); 8449 } finally { 8450 Trace.traceEnd(TRACE_TAG_PACKAGE_MANAGER); 8451 } 8452 8453 // Static shared libraries have synthetic package names 8454 if (pkg.applicationInfo.isStaticSharedLibrary()) { 8455 renameStaticSharedLibraryPackage(pkg); 8456 } 8457 8458 return scanPackageChildLI(pkg, parseFlags, scanFlags, currentTime, user); 8459 } 8460 8461 /** 8462 * Scans a package and returns the newly parsed package. 8463 * @throws PackageManagerException on a parse error. 8464 */ 8465 private PackageParser.Package scanPackageChildLI(PackageParser.Package pkg, 8466 final @ParseFlags int parseFlags, @ScanFlags int scanFlags, long currentTime, 8467 @Nullable UserHandle user) 8468 throws PackageManagerException { 8469 // If the package has children and this is the first dive in the function 8470 // we scan the package with the SCAN_CHECK_ONLY flag set to see whether all 8471 // packages (parent and children) would be successfully scanned before the 8472 // actual scan since scanning mutates internal state and we want to atomically 8473 // install the package and its children. 8474 if ((scanFlags & SCAN_CHECK_ONLY) == 0) { 8475 if (pkg.childPackages != null && pkg.childPackages.size() > 0) { 8476 scanFlags |= SCAN_CHECK_ONLY; 8477 } 8478 } else { 8479 scanFlags &= ~SCAN_CHECK_ONLY; 8480 } 8481 8482 // Scan the parent 8483 PackageParser.Package scannedPkg = addForInitLI(pkg, parseFlags, 8484 scanFlags, currentTime, user); 8485 8486 // Scan the children 8487 final int childCount = (pkg.childPackages != null) ? pkg.childPackages.size() : 0; 8488 for (int i = 0; i < childCount; i++) { 8489 PackageParser.Package childPackage = pkg.childPackages.get(i); 8490 addForInitLI(childPackage, parseFlags, scanFlags, 8491 currentTime, user); 8492 } 8493 8494 8495 if ((scanFlags & SCAN_CHECK_ONLY) != 0) { 8496 return scanPackageChildLI(pkg, parseFlags, scanFlags, currentTime, user); 8497 } 8498 8499 return scannedPkg; 8500 } 8501 8502 /** 8503 * Returns if full apk verification can be skipped for the whole package, including the splits. 8504 */ 8505 private boolean canSkipFullPackageVerification(PackageParser.Package pkg) { 8506 if (!canSkipFullApkVerification(pkg.baseCodePath)) { 8507 return false; 8508 } 8509 // TODO: Allow base and splits to be verified individually. 8510 if (!ArrayUtils.isEmpty(pkg.splitCodePaths)) { 8511 for (int i = 0; i < pkg.splitCodePaths.length; i++) { 8512 if (!canSkipFullApkVerification(pkg.splitCodePaths[i])) { 8513 return false; 8514 } 8515 } 8516 } 8517 return true; 8518 } 8519 8520 /** 8521 * Returns if full apk verification can be skipped, depending on current FSVerity setup and 8522 * whether the apk contains signed root hash. Note that the signer's certificate still needs to 8523 * match one in a trusted source, and should be done separately. 8524 */ 8525 private boolean canSkipFullApkVerification(String apkPath) { 8526 byte[] rootHashObserved = null; 8527 try { 8528 rootHashObserved = VerityUtils.generateFsverityRootHash(apkPath); 8529 if (rootHashObserved == null) { 8530 return false; // APK does not contain Merkle tree root hash. 8531 } 8532 synchronized (mInstallLock) { 8533 // Returns whether the observed root hash matches what kernel has. 8534 mInstaller.assertFsverityRootHashMatches(apkPath, rootHashObserved); 8535 return true; 8536 } 8537 } catch (InstallerException | IOException | DigestException | 8538 NoSuchAlgorithmException e) { 8539 Slog.w(TAG, "Error in fsverity check. Fallback to full apk verification.", e); 8540 } 8541 return false; 8542 } 8543 8544 /** 8545 * Adds a new package to the internal data structures during platform initialization. 8546 * <p>After adding, the package is known to the system and available for querying. 8547 * <p>For packages located on the device ROM [eg. packages located in /system, /vendor, 8548 * etc...], additional checks are performed. Basic verification [such as ensuring 8549 * matching signatures, checking version codes, etc...] occurs if the package is 8550 * identical to a previously known package. If the package fails a signature check, 8551 * the version installed on /data will be removed. If the version of the new package 8552 * is less than or equal than the version on /data, it will be ignored. 8553 * <p>Regardless of the package location, the results are applied to the internal 8554 * structures and the package is made available to the rest of the system. 8555 * <p>NOTE: The return value should be removed. It's the passed in package object. 8556 */ 8557 private PackageParser.Package addForInitLI(PackageParser.Package pkg, 8558 @ParseFlags int parseFlags, @ScanFlags int scanFlags, long currentTime, 8559 @Nullable UserHandle user) 8560 throws PackageManagerException { 8561 final boolean scanSystemPartition = (parseFlags & PackageParser.PARSE_IS_SYSTEM_DIR) != 0; 8562 final String renamedPkgName; 8563 final PackageSetting disabledPkgSetting; 8564 final boolean isSystemPkgUpdated; 8565 final boolean pkgAlreadyExists; 8566 PackageSetting pkgSetting; 8567 8568 // NOTE: installPackageLI() has the same code to setup the package's 8569 // application info. This probably should be done lower in the call 8570 // stack [such as scanPackageOnly()]. However, we verify the application 8571 // info prior to that [in scanPackageNew()] and thus have to setup 8572 // the application info early. 8573 pkg.setApplicationVolumeUuid(pkg.volumeUuid); 8574 pkg.setApplicationInfoCodePath(pkg.codePath); 8575 pkg.setApplicationInfoBaseCodePath(pkg.baseCodePath); 8576 pkg.setApplicationInfoSplitCodePaths(pkg.splitCodePaths); 8577 pkg.setApplicationInfoResourcePath(pkg.codePath); 8578 pkg.setApplicationInfoBaseResourcePath(pkg.baseCodePath); 8579 pkg.setApplicationInfoSplitResourcePaths(pkg.splitCodePaths); 8580 8581 synchronized (mPackages) { 8582 renamedPkgName = mSettings.getRenamedPackageLPr(pkg.mRealPackage); 8583 final String realPkgName = getRealPackageName(pkg, renamedPkgName); 8584 if (realPkgName != null) { 8585 ensurePackageRenamed(pkg, renamedPkgName); 8586 } 8587 final PackageSetting originalPkgSetting = getOriginalPackageLocked(pkg, renamedPkgName); 8588 final PackageSetting installedPkgSetting = mSettings.getPackageLPr(pkg.packageName); 8589 pkgSetting = originalPkgSetting == null ? installedPkgSetting : originalPkgSetting; 8590 pkgAlreadyExists = pkgSetting != null; 8591 final String disabledPkgName = pkgAlreadyExists ? pkgSetting.name : pkg.packageName; 8592 disabledPkgSetting = mSettings.getDisabledSystemPkgLPr(disabledPkgName); 8593 isSystemPkgUpdated = disabledPkgSetting != null; 8594 8595 if (DEBUG_INSTALL && isSystemPkgUpdated) { 8596 Slog.d(TAG, "updatedPkg = " + disabledPkgSetting); 8597 } 8598 8599 final SharedUserSetting sharedUserSetting = (pkg.mSharedUserId != null) 8600 ? mSettings.getSharedUserLPw(pkg.mSharedUserId, 8601 0 /*pkgFlags*/, 0 /*pkgPrivateFlags*/, true) 8602 : null; 8603 if (DEBUG_PACKAGE_SCANNING 8604 && (parseFlags & PackageParser.PARSE_CHATTY) != 0 8605 && sharedUserSetting != null) { 8606 Log.d(TAG, "Shared UserID " + pkg.mSharedUserId 8607 + " (uid=" + sharedUserSetting.userId + "):" 8608 + " packages=" + sharedUserSetting.packages); 8609 } 8610 8611 if (scanSystemPartition) { 8612 // Potentially prune child packages. If the application on the /system 8613 // partition has been updated via OTA, but, is still disabled by a 8614 // version on /data, cycle through all of its children packages and 8615 // remove children that are no longer defined. 8616 if (isSystemPkgUpdated) { 8617 final int scannedChildCount = (pkg.childPackages != null) 8618 ? pkg.childPackages.size() : 0; 8619 final int disabledChildCount = disabledPkgSetting.childPackageNames != null 8620 ? disabledPkgSetting.childPackageNames.size() : 0; 8621 for (int i = 0; i < disabledChildCount; i++) { 8622 String disabledChildPackageName = 8623 disabledPkgSetting.childPackageNames.get(i); 8624 boolean disabledPackageAvailable = false; 8625 for (int j = 0; j < scannedChildCount; j++) { 8626 PackageParser.Package childPkg = pkg.childPackages.get(j); 8627 if (childPkg.packageName.equals(disabledChildPackageName)) { 8628 disabledPackageAvailable = true; 8629 break; 8630 } 8631 } 8632 if (!disabledPackageAvailable) { 8633 mSettings.removeDisabledSystemPackageLPw(disabledChildPackageName); 8634 } 8635 } 8636 // we're updating the disabled package, so, scan it as the package setting 8637 final ScanRequest request = new ScanRequest(pkg, sharedUserSetting, 8638 disabledPkgSetting /* pkgSetting */, null /* disabledPkgSetting */, 8639 null /* originalPkgSetting */, null, parseFlags, scanFlags, 8640 (pkg == mPlatformPackage), user); 8641 scanPackageOnlyLI(request, mFactoryTest, -1L); 8642 } 8643 } 8644 } 8645 8646 final boolean newPkgChangedPaths = 8647 pkgAlreadyExists && !pkgSetting.codePathString.equals(pkg.codePath); 8648 final boolean newPkgVersionGreater = 8649 pkgAlreadyExists && pkg.getLongVersionCode() > pkgSetting.versionCode; 8650 final boolean isSystemPkgBetter = scanSystemPartition && isSystemPkgUpdated 8651 && newPkgChangedPaths && newPkgVersionGreater; 8652 if (isSystemPkgBetter) { 8653 // The version of the application on /system is greater than the version on 8654 // /data. Switch back to the application on /system. 8655 // It's safe to assume the application on /system will correctly scan. If not, 8656 // there won't be a working copy of the application. 8657 synchronized (mPackages) { 8658 // just remove the loaded entries from package lists 8659 mPackages.remove(pkgSetting.name); 8660 } 8661 8662 logCriticalInfo(Log.WARN, 8663 "System package updated;" 8664 + " name: " + pkgSetting.name 8665 + "; " + pkgSetting.versionCode + " --> " + pkg.getLongVersionCode() 8666 + "; " + pkgSetting.codePathString + " --> " + pkg.codePath); 8667 8668 final InstallArgs args = createInstallArgsForExisting( 8669 packageFlagsToInstallFlags(pkgSetting), pkgSetting.codePathString, 8670 pkgSetting.resourcePathString, getAppDexInstructionSets(pkgSetting)); 8671 args.cleanUpResourcesLI(); 8672 synchronized (mPackages) { 8673 mSettings.enableSystemPackageLPw(pkgSetting.name); 8674 } 8675 } 8676 8677 if (scanSystemPartition && isSystemPkgUpdated && !isSystemPkgBetter) { 8678 // The version of the application on the /system partition is less than or 8679 // equal to the version on the /data partition. Throw an exception and use 8680 // the application already installed on the /data partition. 8681 throw new PackageManagerException(Log.WARN, "Package " + pkg.packageName + " at " 8682 + pkg.codePath + " ignored: updated version " + disabledPkgSetting.versionCode 8683 + " better than this " + pkg.getLongVersionCode()); 8684 } 8685 8686 // Verify certificates against what was last scanned. If it is an updated priv app, we will 8687 // force re-collecting certificate. 8688 final boolean forceCollect = PackageManagerServiceUtils.isApkVerificationForced( 8689 disabledPkgSetting); 8690 // Full APK verification can be skipped during certificate collection, only if the file is 8691 // in verified partition, or can be verified on access (when apk verity is enabled). In both 8692 // cases, only data in Signing Block is verified instead of the whole file. 8693 final boolean skipVerify = ((parseFlags & PackageParser.PARSE_IS_SYSTEM_DIR) != 0) || 8694 (forceCollect && canSkipFullPackageVerification(pkg)); 8695 collectCertificatesLI(pkgSetting, pkg, forceCollect, skipVerify); 8696 8697 boolean shouldHideSystemApp = false; 8698 // A new application appeared on /system, but, we already have a copy of 8699 // the application installed on /data. 8700 if (scanSystemPartition && !isSystemPkgUpdated && pkgAlreadyExists 8701 && !pkgSetting.isSystem()) { 8702 8703 if (!pkg.mSigningDetails.checkCapability(pkgSetting.signatures.mSigningDetails, 8704 PackageParser.SigningDetails.CertCapabilities.INSTALLED_DATA)) { 8705 logCriticalInfo(Log.WARN, 8706 "System package signature mismatch;" 8707 + " name: " + pkgSetting.name); 8708 try (PackageFreezer freezer = freezePackage(pkg.packageName, 8709 "scanPackageInternalLI")) { 8710 deletePackageLIF(pkg.packageName, null, true, null, 0, null, false, null); 8711 } 8712 pkgSetting = null; 8713 } else if (newPkgVersionGreater) { 8714 // The application on /system is newer than the application on /data. 8715 // Simply remove the application on /data [keeping application data] 8716 // and replace it with the version on /system. 8717 logCriticalInfo(Log.WARN, 8718 "System package enabled;" 8719 + " name: " + pkgSetting.name 8720 + "; " + pkgSetting.versionCode + " --> " + pkg.getLongVersionCode() 8721 + "; " + pkgSetting.codePathString + " --> " + pkg.codePath); 8722 InstallArgs args = createInstallArgsForExisting( 8723 packageFlagsToInstallFlags(pkgSetting), pkgSetting.codePathString, 8724 pkgSetting.resourcePathString, getAppDexInstructionSets(pkgSetting)); 8725 synchronized (mInstallLock) { 8726 args.cleanUpResourcesLI(); 8727 } 8728 } else { 8729 // The application on /system is older than the application on /data. Hide 8730 // the application on /system and the version on /data will be scanned later 8731 // and re-added like an update. 8732 shouldHideSystemApp = true; 8733 logCriticalInfo(Log.INFO, 8734 "System package disabled;" 8735 + " name: " + pkgSetting.name 8736 + "; old: " + pkgSetting.codePathString + " @ " + pkgSetting.versionCode 8737 + "; new: " + pkg.codePath + " @ " + pkg.codePath); 8738 } 8739 } 8740 8741 final PackageParser.Package scannedPkg = scanPackageNewLI(pkg, parseFlags, scanFlags 8742 | SCAN_UPDATE_SIGNATURE, currentTime, user); 8743 8744 if (shouldHideSystemApp) { 8745 synchronized (mPackages) { 8746 mSettings.disableSystemPackageLPw(pkg.packageName, true); 8747 } 8748 } 8749 return scannedPkg; 8750 } 8751 8752 private static void renameStaticSharedLibraryPackage(PackageParser.Package pkg) { 8753 // Derive the new package synthetic package name 8754 pkg.setPackageName(pkg.packageName + STATIC_SHARED_LIB_DELIMITER 8755 + pkg.staticSharedLibVersion); 8756 } 8757 8758 private static String fixProcessName(String defProcessName, 8759 String processName) { 8760 if (processName == null) { 8761 return defProcessName; 8762 } 8763 return processName; 8764 } 8765 8766 /** 8767 * Enforces that only the system UID or root's UID can call a method exposed 8768 * via Binder. 8769 * 8770 * @param message used as message if SecurityException is thrown 8771 * @throws SecurityException if the caller is not system or root 8772 */ 8773 private static final void enforceSystemOrRoot(String message) { 8774 final int uid = Binder.getCallingUid(); 8775 if (uid != Process.SYSTEM_UID && uid != Process.ROOT_UID) { 8776 throw new SecurityException(message); 8777 } 8778 } 8779 8780 @Override 8781 public void performFstrimIfNeeded() { 8782 enforceSystemOrRoot("Only the system can request fstrim"); 8783 8784 // Before everything else, see whether we need to fstrim. 8785 try { 8786 IStorageManager sm = PackageHelper.getStorageManager(); 8787 if (sm != null) { 8788 boolean doTrim = false; 8789 final long interval = android.provider.Settings.Global.getLong( 8790 mContext.getContentResolver(), 8791 android.provider.Settings.Global.FSTRIM_MANDATORY_INTERVAL, 8792 DEFAULT_MANDATORY_FSTRIM_INTERVAL); 8793 if (interval > 0) { 8794 final long timeSinceLast = System.currentTimeMillis() - sm.lastMaintenance(); 8795 if (timeSinceLast > interval) { 8796 doTrim = true; 8797 Slog.w(TAG, "No disk maintenance in " + timeSinceLast 8798 + "; running immediately"); 8799 } 8800 } 8801 if (doTrim) { 8802 final boolean dexOptDialogShown; 8803 synchronized (mPackages) { 8804 dexOptDialogShown = mDexOptDialogShown; 8805 } 8806 if (!isFirstBoot() && dexOptDialogShown) { 8807 try { 8808 ActivityManager.getService().showBootMessage( 8809 mContext.getResources().getString( 8810 R.string.android_upgrading_fstrim), true); 8811 } catch (RemoteException e) { 8812 } 8813 } 8814 sm.runMaintenance(); 8815 } 8816 } else { 8817 Slog.e(TAG, "storageManager service unavailable!"); 8818 } 8819 } catch (RemoteException e) { 8820 // Can't happen; StorageManagerService is local 8821 } 8822 } 8823 8824 @Override 8825 public void updatePackagesIfNeeded() { 8826 enforceSystemOrRoot("Only the system can request package update"); 8827 8828 // We need to re-extract after an OTA. 8829 boolean causeUpgrade = isUpgrade(); 8830 8831 // First boot or factory reset. 8832 // Note: we also handle devices that are upgrading to N right now as if it is their 8833 // first boot, as they do not have profile data. 8834 boolean causeFirstBoot = isFirstBoot() || mIsPreNUpgrade; 8835 8836 // We need to re-extract after a pruned cache, as AoT-ed files will be out of date. 8837 boolean causePrunedCache = VMRuntime.didPruneDalvikCache(); 8838 8839 if (!causeUpgrade && !causeFirstBoot && !causePrunedCache) { 8840 return; 8841 } 8842 8843 List<PackageParser.Package> pkgs; 8844 synchronized (mPackages) { 8845 pkgs = PackageManagerServiceUtils.getPackagesForDexopt(mPackages.values(), this); 8846 } 8847 8848 final long startTime = System.nanoTime(); 8849 final int[] stats = performDexOptUpgrade(pkgs, mIsPreNUpgrade /* showDialog */, 8850 getCompilerFilterForReason(causeFirstBoot ? REASON_FIRST_BOOT : REASON_BOOT), 8851 false /* bootComplete */); 8852 8853 final int elapsedTimeSeconds = 8854 (int) TimeUnit.NANOSECONDS.toSeconds(System.nanoTime() - startTime); 8855 8856 MetricsLogger.histogram(mContext, "opt_dialog_num_dexopted", stats[0]); 8857 MetricsLogger.histogram(mContext, "opt_dialog_num_skipped", stats[1]); 8858 MetricsLogger.histogram(mContext, "opt_dialog_num_failed", stats[2]); 8859 MetricsLogger.histogram(mContext, "opt_dialog_num_total", getOptimizablePackages().size()); 8860 MetricsLogger.histogram(mContext, "opt_dialog_time_s", elapsedTimeSeconds); 8861 } 8862 8863 /* 8864 * Return the prebuilt profile path given a package base code path. 8865 */ 8866 private static String getPrebuildProfilePath(PackageParser.Package pkg) { 8867 return pkg.baseCodePath + ".prof"; 8868 } 8869 8870 /** 8871 * Performs dexopt on the set of packages in {@code packages} and returns an int array 8872 * containing statistics about the invocation. The array consists of three elements, 8873 * which are (in order) {@code numberOfPackagesOptimized}, {@code numberOfPackagesSkipped} 8874 * and {@code numberOfPackagesFailed}. 8875 */ 8876 private int[] performDexOptUpgrade(List<PackageParser.Package> pkgs, boolean showDialog, 8877 final String compilerFilter, boolean bootComplete) { 8878 8879 int numberOfPackagesVisited = 0; 8880 int numberOfPackagesOptimized = 0; 8881 int numberOfPackagesSkipped = 0; 8882 int numberOfPackagesFailed = 0; 8883 final int numberOfPackagesToDexopt = pkgs.size(); 8884 8885 for (PackageParser.Package pkg : pkgs) { 8886 numberOfPackagesVisited++; 8887 8888 boolean useProfileForDexopt = false; 8889 8890 if ((isFirstBoot() || isUpgrade()) && isSystemApp(pkg)) { 8891 // Copy over initial preopt profiles since we won't get any JIT samples for methods 8892 // that are already compiled. 8893 File profileFile = new File(getPrebuildProfilePath(pkg)); 8894 // Copy profile if it exists. 8895 if (profileFile.exists()) { 8896 try { 8897 // We could also do this lazily before calling dexopt in 8898 // PackageDexOptimizer to prevent this happening on first boot. The issue 8899 // is that we don't have a good way to say "do this only once". 8900 if (!mInstaller.copySystemProfile(profileFile.getAbsolutePath(), 8901 pkg.applicationInfo.uid, pkg.packageName, 8902 ArtManager.getProfileName(null))) { 8903 Log.e(TAG, "Installer failed to copy system profile!"); 8904 } else { 8905 // Disabled as this causes speed-profile compilation during first boot 8906 // even if things are already compiled. 8907 // useProfileForDexopt = true; 8908 } 8909 } catch (Exception e) { 8910 Log.e(TAG, "Failed to copy profile " + profileFile.getAbsolutePath() + " ", 8911 e); 8912 } 8913 } else { 8914 PackageSetting disabledPs = mSettings.getDisabledSystemPkgLPr(pkg.packageName); 8915 // Handle compressed APKs in this path. Only do this for stubs with profiles to 8916 // minimize the number off apps being speed-profile compiled during first boot. 8917 // The other paths will not change the filter. 8918 if (disabledPs != null && disabledPs.pkg.isStub) { 8919 // The package is the stub one, remove the stub suffix to get the normal 8920 // package and APK names. 8921 String systemProfilePath = 8922 getPrebuildProfilePath(disabledPs.pkg).replace(STUB_SUFFIX, ""); 8923 profileFile = new File(systemProfilePath); 8924 // If we have a profile for a compressed APK, copy it to the reference 8925 // location. 8926 // Note that copying the profile here will cause it to override the 8927 // reference profile every OTA even though the existing reference profile 8928 // may have more data. We can't copy during decompression since the 8929 // directories are not set up at that point. 8930 if (profileFile.exists()) { 8931 try { 8932 // We could also do this lazily before calling dexopt in 8933 // PackageDexOptimizer to prevent this happening on first boot. The 8934 // issue is that we don't have a good way to say "do this only 8935 // once". 8936 if (!mInstaller.copySystemProfile(profileFile.getAbsolutePath(), 8937 pkg.applicationInfo.uid, pkg.packageName, 8938 ArtManager.getProfileName(null))) { 8939 Log.e(TAG, "Failed to copy system profile for stub package!"); 8940 } else { 8941 useProfileForDexopt = true; 8942 } 8943 } catch (Exception e) { 8944 Log.e(TAG, "Failed to copy profile " + 8945 profileFile.getAbsolutePath() + " ", e); 8946 } 8947 } 8948 } 8949 } 8950 } 8951 8952 if (!PackageDexOptimizer.canOptimizePackage(pkg)) { 8953 if (DEBUG_DEXOPT) { 8954 Log.i(TAG, "Skipping update of of non-optimizable app " + pkg.packageName); 8955 } 8956 numberOfPackagesSkipped++; 8957 continue; 8958 } 8959 8960 if (DEBUG_DEXOPT) { 8961 Log.i(TAG, "Updating app " + numberOfPackagesVisited + " of " + 8962 numberOfPackagesToDexopt + ": " + pkg.packageName); 8963 } 8964 8965 if (showDialog) { 8966 try { 8967 ActivityManager.getService().showBootMessage( 8968 mContext.getResources().getString(R.string.android_upgrading_apk, 8969 numberOfPackagesVisited, numberOfPackagesToDexopt), true); 8970 } catch (RemoteException e) { 8971 } 8972 synchronized (mPackages) { 8973 mDexOptDialogShown = true; 8974 } 8975 } 8976 8977 String pkgCompilerFilter = compilerFilter; 8978 if (useProfileForDexopt) { 8979 // Use background dexopt mode to try and use the profile. Note that this does not 8980 // guarantee usage of the profile. 8981 pkgCompilerFilter = 8982 PackageManagerServiceCompilerMapping.getCompilerFilterForReason( 8983 PackageManagerService.REASON_BACKGROUND_DEXOPT); 8984 } 8985 8986 // checkProfiles is false to avoid merging profiles during boot which 8987 // might interfere with background compilation (b/28612421). 8988 // Unfortunately this will also means that "pm.dexopt.boot=speed-profile" will 8989 // behave differently than "pm.dexopt.bg-dexopt=speed-profile" but that's a 8990 // trade-off worth doing to save boot time work. 8991 int dexoptFlags = bootComplete ? DexoptOptions.DEXOPT_BOOT_COMPLETE : 0; 8992 int primaryDexOptStaus = performDexOptTraced(new DexoptOptions( 8993 pkg.packageName, 8994 pkgCompilerFilter, 8995 dexoptFlags)); 8996 8997 switch (primaryDexOptStaus) { 8998 case PackageDexOptimizer.DEX_OPT_PERFORMED: 8999 numberOfPackagesOptimized++; 9000 break; 9001 case PackageDexOptimizer.DEX_OPT_SKIPPED: 9002 numberOfPackagesSkipped++; 9003 break; 9004 case PackageDexOptimizer.DEX_OPT_FAILED: 9005 numberOfPackagesFailed++; 9006 break; 9007 default: 9008 Log.e(TAG, "Unexpected dexopt return code " + primaryDexOptStaus); 9009 break; 9010 } 9011 } 9012 9013 return new int[] { numberOfPackagesOptimized, numberOfPackagesSkipped, 9014 numberOfPackagesFailed }; 9015 } 9016 9017 @Override 9018 public void notifyPackageUse(String packageName, int reason) { 9019 synchronized (mPackages) { 9020 final int callingUid = Binder.getCallingUid(); 9021 final int callingUserId = UserHandle.getUserId(callingUid); 9022 if (getInstantAppPackageName(callingUid) != null) { 9023 if (!isCallerSameApp(packageName, callingUid)) { 9024 return; 9025 } 9026 } else { 9027 if (isInstantApp(packageName, callingUserId)) { 9028 return; 9029 } 9030 } 9031 notifyPackageUseLocked(packageName, reason); 9032 } 9033 } 9034 9035 @GuardedBy("mPackages") 9036 private void notifyPackageUseLocked(String packageName, int reason) { 9037 final PackageParser.Package p = mPackages.get(packageName); 9038 if (p == null) { 9039 return; 9040 } 9041 p.mLastPackageUsageTimeInMills[reason] = System.currentTimeMillis(); 9042 } 9043 9044 @Override 9045 public void notifyDexLoad(String loadingPackageName, List<String> classLoaderNames, 9046 List<String> classPaths, String loaderIsa) { 9047 int userId = UserHandle.getCallingUserId(); 9048 ApplicationInfo ai = getApplicationInfo(loadingPackageName, /*flags*/ 0, userId); 9049 if (ai == null) { 9050 Slog.w(TAG, "Loading a package that does not exist for the calling user. package=" 9051 + loadingPackageName + ", user=" + userId); 9052 return; 9053 } 9054 mDexManager.notifyDexLoad(ai, classLoaderNames, classPaths, loaderIsa, userId); 9055 } 9056 9057 @Override 9058 public void registerDexModule(String packageName, String dexModulePath, boolean isSharedModule, 9059 IDexModuleRegisterCallback callback) { 9060 int userId = UserHandle.getCallingUserId(); 9061 ApplicationInfo ai = getApplicationInfo(packageName, /*flags*/ 0, userId); 9062 DexManager.RegisterDexModuleResult result; 9063 if (ai == null) { 9064 Slog.w(TAG, "Registering a dex module for a package that does not exist for the" + 9065 " calling user. package=" + packageName + ", user=" + userId); 9066 result = new DexManager.RegisterDexModuleResult(false, "Package not installed"); 9067 } else { 9068 result = mDexManager.registerDexModule(ai, dexModulePath, isSharedModule, userId); 9069 } 9070 9071 if (callback != null) { 9072 mHandler.post(() -> { 9073 try { 9074 callback.onDexModuleRegistered(dexModulePath, result.success, result.message); 9075 } catch (RemoteException e) { 9076 Slog.w(TAG, "Failed to callback after module registration " + dexModulePath, e); 9077 } 9078 }); 9079 } 9080 } 9081 9082 /** 9083 * Ask the package manager to perform a dex-opt with the given compiler filter. 9084 * 9085 * Note: exposed only for the shell command to allow moving packages explicitly to a 9086 * definite state. 9087 */ 9088 @Override 9089 public boolean performDexOptMode(String packageName, 9090 boolean checkProfiles, String targetCompilerFilter, boolean force, 9091 boolean bootComplete, String splitName) { 9092 int flags = (checkProfiles ? DexoptOptions.DEXOPT_CHECK_FOR_PROFILES_UPDATES : 0) | 9093 (force ? DexoptOptions.DEXOPT_FORCE : 0) | 9094 (bootComplete ? DexoptOptions.DEXOPT_BOOT_COMPLETE : 0); 9095 return performDexOpt(new DexoptOptions(packageName, targetCompilerFilter, 9096 splitName, flags)); 9097 } 9098 9099 /** 9100 * Ask the package manager to perform a dex-opt with the given compiler filter on the 9101 * secondary dex files belonging to the given package. 9102 * 9103 * Note: exposed only for the shell command to allow moving packages explicitly to a 9104 * definite state. 9105 */ 9106 @Override 9107 public boolean performDexOptSecondary(String packageName, String compilerFilter, 9108 boolean force) { 9109 int flags = DexoptOptions.DEXOPT_ONLY_SECONDARY_DEX | 9110 DexoptOptions.DEXOPT_CHECK_FOR_PROFILES_UPDATES | 9111 DexoptOptions.DEXOPT_BOOT_COMPLETE | 9112 (force ? DexoptOptions.DEXOPT_FORCE : 0); 9113 return performDexOpt(new DexoptOptions(packageName, compilerFilter, flags)); 9114 } 9115 9116 /*package*/ boolean performDexOpt(DexoptOptions options) { 9117 if (getInstantAppPackageName(Binder.getCallingUid()) != null) { 9118 return false; 9119 } else if (isInstantApp(options.getPackageName(), UserHandle.getCallingUserId())) { 9120 return false; 9121 } 9122 9123 if (options.isDexoptOnlySecondaryDex()) { 9124 return mDexManager.dexoptSecondaryDex(options); 9125 } else { 9126 int dexoptStatus = performDexOptWithStatus(options); 9127 return dexoptStatus != PackageDexOptimizer.DEX_OPT_FAILED; 9128 } 9129 } 9130 9131 /** 9132 * Perform dexopt on the given package and return one of following result: 9133 * {@link PackageDexOptimizer#DEX_OPT_SKIPPED} 9134 * {@link PackageDexOptimizer#DEX_OPT_PERFORMED} 9135 * {@link PackageDexOptimizer#DEX_OPT_FAILED} 9136 */ 9137 /* package */ int performDexOptWithStatus(DexoptOptions options) { 9138 return performDexOptTraced(options); 9139 } 9140 9141 private int performDexOptTraced(DexoptOptions options) { 9142 Trace.traceBegin(TRACE_TAG_PACKAGE_MANAGER, "dexopt"); 9143 try { 9144 return performDexOptInternal(options); 9145 } finally { 9146 Trace.traceEnd(TRACE_TAG_PACKAGE_MANAGER); 9147 } 9148 } 9149 9150 // Run dexopt on a given package. Returns true if dexopt did not fail, i.e. 9151 // if the package can now be considered up to date for the given filter. 9152 private int performDexOptInternal(DexoptOptions options) { 9153 PackageParser.Package p; 9154 synchronized (mPackages) { 9155 p = mPackages.get(options.getPackageName()); 9156 if (p == null) { 9157 // Package could not be found. Report failure. 9158 return PackageDexOptimizer.DEX_OPT_FAILED; 9159 } 9160 mPackageUsage.maybeWriteAsync(mPackages); 9161 mCompilerStats.maybeWriteAsync(); 9162 } 9163 long callingId = Binder.clearCallingIdentity(); 9164 try { 9165 synchronized (mInstallLock) { 9166 return performDexOptInternalWithDependenciesLI(p, options); 9167 } 9168 } finally { 9169 Binder.restoreCallingIdentity(callingId); 9170 } 9171 } 9172 9173 public ArraySet<String> getOptimizablePackages() { 9174 ArraySet<String> pkgs = new ArraySet<String>(); 9175 synchronized (mPackages) { 9176 for (PackageParser.Package p : mPackages.values()) { 9177 if (PackageDexOptimizer.canOptimizePackage(p)) { 9178 pkgs.add(p.packageName); 9179 } 9180 } 9181 } 9182 return pkgs; 9183 } 9184 9185 private int performDexOptInternalWithDependenciesLI(PackageParser.Package p, 9186 DexoptOptions options) { 9187 // Select the dex optimizer based on the force parameter. 9188 // Note: The force option is rarely used (cmdline input for testing, mostly), so it's OK to 9189 // allocate an object here. 9190 PackageDexOptimizer pdo = options.isForce() 9191 ? new PackageDexOptimizer.ForcedUpdatePackageDexOptimizer(mPackageDexOptimizer) 9192 : mPackageDexOptimizer; 9193 9194 // Dexopt all dependencies first. Note: we ignore the return value and march on 9195 // on errors. 9196 // Note that we are going to call performDexOpt on those libraries as many times as 9197 // they are referenced in packages. When we do a batch of performDexOpt (for example 9198 // at boot, or background job), the passed 'targetCompilerFilter' stays the same, 9199 // and the first package that uses the library will dexopt it. The 9200 // others will see that the compiled code for the library is up to date. 9201 Collection<PackageParser.Package> deps = findSharedNonSystemLibraries(p); 9202 final String[] instructionSets = getAppDexInstructionSets(p.applicationInfo); 9203 if (!deps.isEmpty()) { 9204 DexoptOptions libraryOptions = new DexoptOptions(options.getPackageName(), 9205 options.getCompilerFilter(), options.getSplitName(), 9206 options.getFlags() | DexoptOptions.DEXOPT_AS_SHARED_LIBRARY); 9207 for (PackageParser.Package depPackage : deps) { 9208 // TODO: Analyze and investigate if we (should) profile libraries. 9209 pdo.performDexOpt(depPackage, null /* sharedLibraries */, instructionSets, 9210 getOrCreateCompilerPackageStats(depPackage), 9211 mDexManager.getPackageUseInfoOrDefault(depPackage.packageName), libraryOptions); 9212 } 9213 } 9214 return pdo.performDexOpt(p, p.usesLibraryFiles, instructionSets, 9215 getOrCreateCompilerPackageStats(p), 9216 mDexManager.getPackageUseInfoOrDefault(p.packageName), options); 9217 } 9218 9219 /** 9220 * Reconcile the information we have about the secondary dex files belonging to 9221 * {@code packagName} and the actual dex files. For all dex files that were 9222 * deleted, update the internal records and delete the generated oat files. 9223 */ 9224 @Override 9225 public void reconcileSecondaryDexFiles(String packageName) { 9226 if (getInstantAppPackageName(Binder.getCallingUid()) != null) { 9227 return; 9228 } else if (isInstantApp(packageName, UserHandle.getCallingUserId())) { 9229 return; 9230 } 9231 mDexManager.reconcileSecondaryDexFiles(packageName); 9232 } 9233 9234 // TODO(calin): this is only needed for BackgroundDexOptService. Find a cleaner way to inject 9235 // a reference there. 9236 /*package*/ DexManager getDexManager() { 9237 return mDexManager; 9238 } 9239 9240 /** 9241 * Execute the background dexopt job immediately. 9242 */ 9243 @Override 9244 public boolean runBackgroundDexoptJob(@Nullable List<String> packageNames) { 9245 if (getInstantAppPackageName(Binder.getCallingUid()) != null) { 9246 return false; 9247 } 9248 return BackgroundDexOptService.runIdleOptimizationsNow(this, mContext, packageNames); 9249 } 9250 9251 List<PackageParser.Package> findSharedNonSystemLibraries(PackageParser.Package p) { 9252 if (p.usesLibraries != null || p.usesOptionalLibraries != null 9253 || p.usesStaticLibraries != null) { 9254 ArrayList<PackageParser.Package> retValue = new ArrayList<>(); 9255 Set<String> collectedNames = new HashSet<>(); 9256 findSharedNonSystemLibrariesRecursive(p, retValue, collectedNames); 9257 9258 retValue.remove(p); 9259 9260 return retValue; 9261 } else { 9262 return Collections.emptyList(); 9263 } 9264 } 9265 9266 private void findSharedNonSystemLibrariesRecursive(PackageParser.Package p, 9267 ArrayList<PackageParser.Package> collected, Set<String> collectedNames) { 9268 if (!collectedNames.contains(p.packageName)) { 9269 collectedNames.add(p.packageName); 9270 collected.add(p); 9271 9272 if (p.usesLibraries != null) { 9273 findSharedNonSystemLibrariesRecursive(p.usesLibraries, 9274 null, collected, collectedNames); 9275 } 9276 if (p.usesOptionalLibraries != null) { 9277 findSharedNonSystemLibrariesRecursive(p.usesOptionalLibraries, 9278 null, collected, collectedNames); 9279 } 9280 if (p.usesStaticLibraries != null) { 9281 findSharedNonSystemLibrariesRecursive(p.usesStaticLibraries, 9282 p.usesStaticLibrariesVersions, collected, collectedNames); 9283 } 9284 } 9285 } 9286 9287 private void findSharedNonSystemLibrariesRecursive(ArrayList<String> libs, long[] versions, 9288 ArrayList<PackageParser.Package> collected, Set<String> collectedNames) { 9289 final int libNameCount = libs.size(); 9290 for (int i = 0; i < libNameCount; i++) { 9291 String libName = libs.get(i); 9292 long version = (versions != null && versions.length == libNameCount) 9293 ? versions[i] : PackageManager.VERSION_CODE_HIGHEST; 9294 PackageParser.Package libPkg = findSharedNonSystemLibrary(libName, version); 9295 if (libPkg != null) { 9296 findSharedNonSystemLibrariesRecursive(libPkg, collected, collectedNames); 9297 } 9298 } 9299 } 9300 9301 private PackageParser.Package findSharedNonSystemLibrary(String name, long version) { 9302 synchronized (mPackages) { 9303 SharedLibraryEntry libEntry = getSharedLibraryEntryLPr(name, version); 9304 if (libEntry != null) { 9305 return mPackages.get(libEntry.apk); 9306 } 9307 return null; 9308 } 9309 } 9310 9311 private SharedLibraryEntry getSharedLibraryEntryLPr(String name, long version) { 9312 LongSparseArray<SharedLibraryEntry> versionedLib = mSharedLibraries.get(name); 9313 if (versionedLib == null) { 9314 return null; 9315 } 9316 return versionedLib.get(version); 9317 } 9318 9319 private SharedLibraryEntry getLatestSharedLibraVersionLPr(PackageParser.Package pkg) { 9320 LongSparseArray<SharedLibraryEntry> versionedLib = mSharedLibraries.get( 9321 pkg.staticSharedLibName); 9322 if (versionedLib == null) { 9323 return null; 9324 } 9325 long previousLibVersion = -1; 9326 final int versionCount = versionedLib.size(); 9327 for (int i = 0; i < versionCount; i++) { 9328 final long libVersion = versionedLib.keyAt(i); 9329 if (libVersion < pkg.staticSharedLibVersion) { 9330 previousLibVersion = Math.max(previousLibVersion, libVersion); 9331 } 9332 } 9333 if (previousLibVersion >= 0) { 9334 return versionedLib.get(previousLibVersion); 9335 } 9336 return null; 9337 } 9338 9339 public void shutdown() { 9340 mPackageUsage.writeNow(mPackages); 9341 mCompilerStats.writeNow(); 9342 mDexManager.writePackageDexUsageNow(); 9343 } 9344 9345 @Override 9346 public void dumpProfiles(String packageName) { 9347 PackageParser.Package pkg; 9348 synchronized (mPackages) { 9349 pkg = mPackages.get(packageName); 9350 if (pkg == null) { 9351 throw new IllegalArgumentException("Unknown package: " + packageName); 9352 } 9353 } 9354 /* Only the shell, root, or the app user should be able to dump profiles. */ 9355 int callingUid = Binder.getCallingUid(); 9356 if (callingUid != Process.SHELL_UID && 9357 callingUid != Process.ROOT_UID && 9358 callingUid != pkg.applicationInfo.uid) { 9359 throw new SecurityException("dumpProfiles"); 9360 } 9361 9362 synchronized (mInstallLock) { 9363 Trace.traceBegin(TRACE_TAG_PACKAGE_MANAGER, "dump profiles"); 9364 mArtManagerService.dumpProfiles(pkg); 9365 Trace.traceEnd(TRACE_TAG_PACKAGE_MANAGER); 9366 } 9367 } 9368 9369 @Override 9370 public void forceDexOpt(String packageName) { 9371 enforceSystemOrRoot("forceDexOpt"); 9372 9373 PackageParser.Package pkg; 9374 synchronized (mPackages) { 9375 pkg = mPackages.get(packageName); 9376 if (pkg == null) { 9377 throw new IllegalArgumentException("Unknown package: " + packageName); 9378 } 9379 } 9380 9381 synchronized (mInstallLock) { 9382 Trace.traceBegin(TRACE_TAG_PACKAGE_MANAGER, "dexopt"); 9383 9384 // Whoever is calling forceDexOpt wants a compiled package. 9385 // Don't use profiles since that may cause compilation to be skipped. 9386 final int res = performDexOptInternalWithDependenciesLI( 9387 pkg, 9388 new DexoptOptions(packageName, 9389 getDefaultCompilerFilter(), 9390 DexoptOptions.DEXOPT_FORCE | DexoptOptions.DEXOPT_BOOT_COMPLETE)); 9391 9392 Trace.traceEnd(TRACE_TAG_PACKAGE_MANAGER); 9393 if (res != PackageDexOptimizer.DEX_OPT_PERFORMED) { 9394 throw new IllegalStateException("Failed to dexopt: " + res); 9395 } 9396 } 9397 } 9398 9399 private boolean verifyPackageUpdateLPr(PackageSetting oldPkg, PackageParser.Package newPkg) { 9400 if ((oldPkg.pkgFlags&ApplicationInfo.FLAG_SYSTEM) == 0) { 9401 Slog.w(TAG, "Unable to update from " + oldPkg.name 9402 + " to " + newPkg.packageName 9403 + ": old package not in system partition"); 9404 return false; 9405 } else if (mPackages.get(oldPkg.name) != null) { 9406 Slog.w(TAG, "Unable to update from " + oldPkg.name 9407 + " to " + newPkg.packageName 9408 + ": old package still exists"); 9409 return false; 9410 } 9411 return true; 9412 } 9413 9414 void removeCodePathLI(File codePath) { 9415 if (codePath.isDirectory()) { 9416 try { 9417 mInstaller.rmPackageDir(codePath.getAbsolutePath()); 9418 } catch (InstallerException e) { 9419 Slog.w(TAG, "Failed to remove code path", e); 9420 } 9421 } else { 9422 codePath.delete(); 9423 } 9424 } 9425 9426 private int[] resolveUserIds(int userId) { 9427 return (userId == UserHandle.USER_ALL) ? sUserManager.getUserIds() : new int[] { userId }; 9428 } 9429 9430 private void clearAppDataLIF(PackageParser.Package pkg, int userId, int flags) { 9431 if (pkg == null) { 9432 Slog.wtf(TAG, "Package was null!", new Throwable()); 9433 return; 9434 } 9435 clearAppDataLeafLIF(pkg, userId, flags); 9436 final int childCount = (pkg.childPackages != null) ? pkg.childPackages.size() : 0; 9437 for (int i = 0; i < childCount; i++) { 9438 clearAppDataLeafLIF(pkg.childPackages.get(i), userId, flags); 9439 } 9440 9441 clearAppProfilesLIF(pkg, UserHandle.USER_ALL); 9442 } 9443 9444 private void clearAppDataLeafLIF(PackageParser.Package pkg, int userId, int flags) { 9445 final PackageSetting ps; 9446 synchronized (mPackages) { 9447 ps = mSettings.mPackages.get(pkg.packageName); 9448 } 9449 for (int realUserId : resolveUserIds(userId)) { 9450 final long ceDataInode = (ps != null) ? ps.getCeDataInode(realUserId) : 0; 9451 try { 9452 mInstaller.clearAppData(pkg.volumeUuid, pkg.packageName, realUserId, flags, 9453 ceDataInode); 9454 } catch (InstallerException e) { 9455 Slog.w(TAG, String.valueOf(e)); 9456 } 9457 } 9458 } 9459 9460 private void destroyAppDataLIF(PackageParser.Package pkg, int userId, int flags) { 9461 if (pkg == null) { 9462 Slog.wtf(TAG, "Package was null!", new Throwable()); 9463 return; 9464 } 9465 destroyAppDataLeafLIF(pkg, userId, flags); 9466 final int childCount = (pkg.childPackages != null) ? pkg.childPackages.size() : 0; 9467 for (int i = 0; i < childCount; i++) { 9468 destroyAppDataLeafLIF(pkg.childPackages.get(i), userId, flags); 9469 } 9470 } 9471 9472 private void destroyAppDataLeafLIF(PackageParser.Package pkg, int userId, int flags) { 9473 final PackageSetting ps; 9474 synchronized (mPackages) { 9475 ps = mSettings.mPackages.get(pkg.packageName); 9476 } 9477 for (int realUserId : resolveUserIds(userId)) { 9478 final long ceDataInode = (ps != null) ? ps.getCeDataInode(realUserId) : 0; 9479 try { 9480 mInstaller.destroyAppData(pkg.volumeUuid, pkg.packageName, realUserId, flags, 9481 ceDataInode); 9482 } catch (InstallerException e) { 9483 Slog.w(TAG, String.valueOf(e)); 9484 } 9485 mDexManager.notifyPackageDataDestroyed(pkg.packageName, userId); 9486 } 9487 } 9488 9489 private void destroyAppProfilesLIF(PackageParser.Package pkg, int userId) { 9490 if (pkg == null) { 9491 Slog.wtf(TAG, "Package was null!", new Throwable()); 9492 return; 9493 } 9494 destroyAppProfilesLeafLIF(pkg); 9495 final int childCount = (pkg.childPackages != null) ? pkg.childPackages.size() : 0; 9496 for (int i = 0; i < childCount; i++) { 9497 destroyAppProfilesLeafLIF(pkg.childPackages.get(i)); 9498 } 9499 } 9500 9501 private void destroyAppProfilesLeafLIF(PackageParser.Package pkg) { 9502 try { 9503 mInstaller.destroyAppProfiles(pkg.packageName); 9504 } catch (InstallerException e) { 9505 Slog.w(TAG, String.valueOf(e)); 9506 } 9507 } 9508 9509 private void clearAppProfilesLIF(PackageParser.Package pkg, int userId) { 9510 if (pkg == null) { 9511 Slog.wtf(TAG, "Package was null!", new Throwable()); 9512 return; 9513 } 9514 mArtManagerService.clearAppProfiles(pkg); 9515 final int childCount = (pkg.childPackages != null) ? pkg.childPackages.size() : 0; 9516 for (int i = 0; i < childCount; i++) { 9517 mArtManagerService.clearAppProfiles(pkg.childPackages.get(i)); 9518 } 9519 } 9520 9521 private void setInstallAndUpdateTime(PackageParser.Package pkg, long firstInstallTime, 9522 long lastUpdateTime) { 9523 // Set parent install/update time 9524 PackageSetting ps = (PackageSetting) pkg.mExtras; 9525 if (ps != null) { 9526 ps.firstInstallTime = firstInstallTime; 9527 ps.lastUpdateTime = lastUpdateTime; 9528 } 9529 // Set children install/update time 9530 final int childCount = (pkg.childPackages != null) ? pkg.childPackages.size() : 0; 9531 for (int i = 0; i < childCount; i++) { 9532 PackageParser.Package childPkg = pkg.childPackages.get(i); 9533 ps = (PackageSetting) childPkg.mExtras; 9534 if (ps != null) { 9535 ps.firstInstallTime = firstInstallTime; 9536 ps.lastUpdateTime = lastUpdateTime; 9537 } 9538 } 9539 } 9540 9541 private void addSharedLibraryLPr(Set<String> usesLibraryFiles, 9542 SharedLibraryEntry file, 9543 PackageParser.Package changingLib) { 9544 if (file.path != null) { 9545 usesLibraryFiles.add(file.path); 9546 return; 9547 } 9548 PackageParser.Package p = mPackages.get(file.apk); 9549 if (changingLib != null && changingLib.packageName.equals(file.apk)) { 9550 // If we are doing this while in the middle of updating a library apk, 9551 // then we need to make sure to use that new apk for determining the 9552 // dependencies here. (We haven't yet finished committing the new apk 9553 // to the package manager state.) 9554 if (p == null || p.packageName.equals(changingLib.packageName)) { 9555 p = changingLib; 9556 } 9557 } 9558 if (p != null) { 9559 usesLibraryFiles.addAll(p.getAllCodePaths()); 9560 if (p.usesLibraryFiles != null) { 9561 Collections.addAll(usesLibraryFiles, p.usesLibraryFiles); 9562 } 9563 } 9564 } 9565 9566 private void updateSharedLibrariesLPr(PackageParser.Package pkg, 9567 PackageParser.Package changingLib) throws PackageManagerException { 9568 if (pkg == null) { 9569 return; 9570 } 9571 // The collection used here must maintain the order of addition (so 9572 // that libraries are searched in the correct order) and must have no 9573 // duplicates. 9574 Set<String> usesLibraryFiles = null; 9575 if (pkg.usesLibraries != null) { 9576 usesLibraryFiles = addSharedLibrariesLPw(pkg.usesLibraries, 9577 null, null, pkg.packageName, changingLib, true, 9578 pkg.applicationInfo.targetSdkVersion, null); 9579 } 9580 if (pkg.usesStaticLibraries != null) { 9581 usesLibraryFiles = addSharedLibrariesLPw(pkg.usesStaticLibraries, 9582 pkg.usesStaticLibrariesVersions, pkg.usesStaticLibrariesCertDigests, 9583 pkg.packageName, changingLib, true, 9584 pkg.applicationInfo.targetSdkVersion, usesLibraryFiles); 9585 } 9586 if (pkg.usesOptionalLibraries != null) { 9587 usesLibraryFiles = addSharedLibrariesLPw(pkg.usesOptionalLibraries, 9588 null, null, pkg.packageName, changingLib, false, 9589 pkg.applicationInfo.targetSdkVersion, usesLibraryFiles); 9590 } 9591 if (!ArrayUtils.isEmpty(usesLibraryFiles)) { 9592 pkg.usesLibraryFiles = usesLibraryFiles.toArray(new String[usesLibraryFiles.size()]); 9593 } else { 9594 pkg.usesLibraryFiles = null; 9595 } 9596 } 9597 9598 private Set<String> addSharedLibrariesLPw(@NonNull List<String> requestedLibraries, 9599 @Nullable long[] requiredVersions, @Nullable String[][] requiredCertDigests, 9600 @NonNull String packageName, @Nullable PackageParser.Package changingLib, 9601 boolean required, int targetSdk, @Nullable Set<String> outUsedLibraries) 9602 throws PackageManagerException { 9603 final int libCount = requestedLibraries.size(); 9604 for (int i = 0; i < libCount; i++) { 9605 final String libName = requestedLibraries.get(i); 9606 final long libVersion = requiredVersions != null ? requiredVersions[i] 9607 : SharedLibraryInfo.VERSION_UNDEFINED; 9608 final SharedLibraryEntry libEntry = getSharedLibraryEntryLPr(libName, libVersion); 9609 if (libEntry == null) { 9610 if (required) { 9611 throw new PackageManagerException(INSTALL_FAILED_MISSING_SHARED_LIBRARY, 9612 "Package " + packageName + " requires unavailable shared library " 9613 + libName + "; failing!"); 9614 } else if (DEBUG_SHARED_LIBRARIES) { 9615 Slog.i(TAG, "Package " + packageName 9616 + " desires unavailable shared library " 9617 + libName + "; ignoring!"); 9618 } 9619 } else { 9620 if (requiredVersions != null && requiredCertDigests != null) { 9621 if (libEntry.info.getLongVersion() != requiredVersions[i]) { 9622 throw new PackageManagerException(INSTALL_FAILED_MISSING_SHARED_LIBRARY, 9623 "Package " + packageName + " requires unavailable static shared" 9624 + " library " + libName + " version " 9625 + libEntry.info.getLongVersion() + "; failing!"); 9626 } 9627 9628 PackageParser.Package libPkg = mPackages.get(libEntry.apk); 9629 if (libPkg == null) { 9630 throw new PackageManagerException(INSTALL_FAILED_MISSING_SHARED_LIBRARY, 9631 "Package " + packageName + " requires unavailable static shared" 9632 + " library; failing!"); 9633 } 9634 9635 final String[] expectedCertDigests = requiredCertDigests[i]; 9636 9637 9638 if (expectedCertDigests.length > 1) { 9639 9640 // For apps targeting O MR1 we require explicit enumeration of all certs. 9641 final String[] libCertDigests = (targetSdk > Build.VERSION_CODES.O) 9642 ? PackageUtils.computeSignaturesSha256Digests( 9643 libPkg.mSigningDetails.signatures) 9644 : PackageUtils.computeSignaturesSha256Digests( 9645 new Signature[]{libPkg.mSigningDetails.signatures[0]}); 9646 9647 // Take a shortcut if sizes don't match. Note that if an app doesn't 9648 // target O we don't parse the "additional-certificate" tags similarly 9649 // how we only consider all certs only for apps targeting O (see above). 9650 // Therefore, the size check is safe to make. 9651 if (expectedCertDigests.length != libCertDigests.length) { 9652 throw new PackageManagerException(INSTALL_FAILED_MISSING_SHARED_LIBRARY, 9653 "Package " + packageName + " requires differently signed" + 9654 " static shared library; failing!"); 9655 } 9656 9657 // Use a predictable order as signature order may vary 9658 Arrays.sort(libCertDigests); 9659 Arrays.sort(expectedCertDigests); 9660 9661 final int certCount = libCertDigests.length; 9662 for (int j = 0; j < certCount; j++) { 9663 if (!libCertDigests[j].equalsIgnoreCase(expectedCertDigests[j])) { 9664 throw new PackageManagerException( 9665 INSTALL_FAILED_MISSING_SHARED_LIBRARY, 9666 "Package " + packageName + " requires differently signed" + 9667 " static shared library; failing!"); 9668 } 9669 } 9670 } else { 9671 9672 // lib signing cert could have rotated beyond the one expected, check to see 9673 // if the new one has been blessed by the old 9674 if (!libPkg.mSigningDetails.hasSha256Certificate( 9675 ByteStringUtils.fromHexToByteArray(expectedCertDigests[0]))) { 9676 throw new PackageManagerException( 9677 INSTALL_FAILED_MISSING_SHARED_LIBRARY, 9678 "Package " + packageName + " requires differently signed" + 9679 " static shared library; failing!"); 9680 } 9681 } 9682 } 9683 9684 if (outUsedLibraries == null) { 9685 // Use LinkedHashSet to preserve the order of files added to 9686 // usesLibraryFiles while eliminating duplicates. 9687 outUsedLibraries = new LinkedHashSet<>(); 9688 } 9689 addSharedLibraryLPr(outUsedLibraries, libEntry, changingLib); 9690 } 9691 } 9692 return outUsedLibraries; 9693 } 9694 9695 private static boolean hasString(List<String> list, List<String> which) { 9696 if (list == null) { 9697 return false; 9698 } 9699 for (int i=list.size()-1; i>=0; i--) { 9700 for (int j=which.size()-1; j>=0; j--) { 9701 if (which.get(j).equals(list.get(i))) { 9702 return true; 9703 } 9704 } 9705 } 9706 return false; 9707 } 9708 9709 private ArrayList<PackageParser.Package> updateAllSharedLibrariesLPw( 9710 PackageParser.Package changingPkg) { 9711 ArrayList<PackageParser.Package> res = null; 9712 for (PackageParser.Package pkg : mPackages.values()) { 9713 if (changingPkg != null 9714 && !hasString(pkg.usesLibraries, changingPkg.libraryNames) 9715 && !hasString(pkg.usesOptionalLibraries, changingPkg.libraryNames) 9716 && !ArrayUtils.contains(pkg.usesStaticLibraries, 9717 changingPkg.staticSharedLibName)) { 9718 return null; 9719 } 9720 if (res == null) { 9721 res = new ArrayList<>(); 9722 } 9723 res.add(pkg); 9724 try { 9725 updateSharedLibrariesLPr(pkg, changingPkg); 9726 } catch (PackageManagerException e) { 9727 // If a system app update or an app and a required lib missing we 9728 // delete the package and for updated system apps keep the data as 9729 // it is better for the user to reinstall than to be in an limbo 9730 // state. Also libs disappearing under an app should never happen 9731 // - just in case. 9732 if (!pkg.isSystem() || pkg.isUpdatedSystemApp()) { 9733 final int flags = pkg.isUpdatedSystemApp() 9734 ? PackageManager.DELETE_KEEP_DATA : 0; 9735 deletePackageLIF(pkg.packageName, null, true, sUserManager.getUserIds(), 9736 flags , null, true, null); 9737 } 9738 Slog.e(TAG, "updateAllSharedLibrariesLPw failed: " + e.getMessage()); 9739 } 9740 } 9741 return res; 9742 } 9743 9744 private PackageParser.Package scanPackageTracedLI(PackageParser.Package pkg, 9745 final @ParseFlags int parseFlags, @ScanFlags int scanFlags, long currentTime, 9746 @Nullable UserHandle user) throws PackageManagerException { 9747 Trace.traceBegin(TRACE_TAG_PACKAGE_MANAGER, "scanPackage"); 9748 // If the package has children and this is the first dive in the function 9749 // we recursively scan the package with the SCAN_CHECK_ONLY flag set to see 9750 // whether all packages (parent and children) would be successfully scanned 9751 // before the actual scan since scanning mutates internal state and we want 9752 // to atomically install the package and its children. 9753 if ((scanFlags & SCAN_CHECK_ONLY) == 0) { 9754 if (pkg.childPackages != null && pkg.childPackages.size() > 0) { 9755 scanFlags |= SCAN_CHECK_ONLY; 9756 } 9757 } else { 9758 scanFlags &= ~SCAN_CHECK_ONLY; 9759 } 9760 9761 final PackageParser.Package scannedPkg; 9762 try { 9763 // Scan the parent 9764 scannedPkg = scanPackageNewLI(pkg, parseFlags, scanFlags, currentTime, user); 9765 // Scan the children 9766 final int childCount = (pkg.childPackages != null) ? pkg.childPackages.size() : 0; 9767 for (int i = 0; i < childCount; i++) { 9768 PackageParser.Package childPkg = pkg.childPackages.get(i); 9769 scanPackageNewLI(childPkg, parseFlags, 9770 scanFlags, currentTime, user); 9771 } 9772 } finally { 9773 Trace.traceEnd(TRACE_TAG_PACKAGE_MANAGER); 9774 } 9775 9776 if ((scanFlags & SCAN_CHECK_ONLY) != 0) { 9777 return scanPackageTracedLI(pkg, parseFlags, scanFlags, currentTime, user); 9778 } 9779 9780 return scannedPkg; 9781 } 9782 9783 /** The result of a package scan. */ 9784 private static class ScanResult { 9785 /** Whether or not the package scan was successful */ 9786 public final boolean success; 9787 /** 9788 * The final package settings. This may be the same object passed in 9789 * the {@link ScanRequest}, but, with modified values. 9790 */ 9791 @Nullable public final PackageSetting pkgSetting; 9792 /** ABI code paths that have changed in the package scan */ 9793 @Nullable public final List<String> changedAbiCodePath; 9794 public ScanResult( 9795 boolean success, 9796 @Nullable PackageSetting pkgSetting, 9797 @Nullable List<String> changedAbiCodePath) { 9798 this.success = success; 9799 this.pkgSetting = pkgSetting; 9800 this.changedAbiCodePath = changedAbiCodePath; 9801 } 9802 } 9803 9804 /** A package to be scanned */ 9805 private static class ScanRequest { 9806 /** The parsed package */ 9807 @NonNull public final PackageParser.Package pkg; 9808 /** Shared user settings, if the package has a shared user */ 9809 @Nullable public final SharedUserSetting sharedUserSetting; 9810 /** 9811 * Package settings of the currently installed version. 9812 * <p><em>IMPORTANT:</em> The contents of this object may be modified 9813 * during scan. 9814 */ 9815 @Nullable public final PackageSetting pkgSetting; 9816 /** A copy of the settings for the currently installed version */ 9817 @Nullable public final PackageSetting oldPkgSetting; 9818 /** Package settings for the disabled version on the /system partition */ 9819 @Nullable public final PackageSetting disabledPkgSetting; 9820 /** Package settings for the installed version under its original package name */ 9821 @Nullable public final PackageSetting originalPkgSetting; 9822 /** The real package name of a renamed application */ 9823 @Nullable public final String realPkgName; 9824 public final @ParseFlags int parseFlags; 9825 public final @ScanFlags int scanFlags; 9826 /** The user for which the package is being scanned */ 9827 @Nullable public final UserHandle user; 9828 /** Whether or not the platform package is being scanned */ 9829 public final boolean isPlatformPackage; 9830 public ScanRequest( 9831 @NonNull PackageParser.Package pkg, 9832 @Nullable SharedUserSetting sharedUserSetting, 9833 @Nullable PackageSetting pkgSetting, 9834 @Nullable PackageSetting disabledPkgSetting, 9835 @Nullable PackageSetting originalPkgSetting, 9836 @Nullable String realPkgName, 9837 @ParseFlags int parseFlags, 9838 @ScanFlags int scanFlags, 9839 boolean isPlatformPackage, 9840 @Nullable UserHandle user) { 9841 this.pkg = pkg; 9842 this.pkgSetting = pkgSetting; 9843 this.sharedUserSetting = sharedUserSetting; 9844 this.oldPkgSetting = pkgSetting == null ? null : new PackageSetting(pkgSetting); 9845 this.disabledPkgSetting = disabledPkgSetting; 9846 this.originalPkgSetting = originalPkgSetting; 9847 this.realPkgName = realPkgName; 9848 this.parseFlags = parseFlags; 9849 this.scanFlags = scanFlags; 9850 this.isPlatformPackage = isPlatformPackage; 9851 this.user = user; 9852 } 9853 } 9854 9855 /** 9856 * Returns the actual scan flags depending upon the state of the other settings. 9857 * <p>Updated system applications will not have the following flags set 9858 * by default and need to be adjusted after the fact: 9859 * <ul> 9860 * <li>{@link #SCAN_AS_SYSTEM}</li> 9861 * <li>{@link #SCAN_AS_PRIVILEGED}</li> 9862 * <li>{@link #SCAN_AS_OEM}</li> 9863 * <li>{@link #SCAN_AS_VENDOR}</li> 9864 * <li>{@link #SCAN_AS_PRODUCT}</li> 9865 * <li>{@link #SCAN_AS_INSTANT_APP}</li> 9866 * <li>{@link #SCAN_AS_VIRTUAL_PRELOAD}</li> 9867 * </ul> 9868 */ 9869 private @ScanFlags int adjustScanFlags(@ScanFlags int scanFlags, 9870 PackageSetting pkgSetting, PackageSetting disabledPkgSetting, UserHandle user, 9871 PackageParser.Package pkg) { 9872 if (disabledPkgSetting != null) { 9873 // updated system application, must at least have SCAN_AS_SYSTEM 9874 scanFlags |= SCAN_AS_SYSTEM; 9875 if ((disabledPkgSetting.pkgPrivateFlags 9876 & ApplicationInfo.PRIVATE_FLAG_PRIVILEGED) != 0) { 9877 scanFlags |= SCAN_AS_PRIVILEGED; 9878 } 9879 if ((disabledPkgSetting.pkgPrivateFlags 9880 & ApplicationInfo.PRIVATE_FLAG_OEM) != 0) { 9881 scanFlags |= SCAN_AS_OEM; 9882 } 9883 if ((disabledPkgSetting.pkgPrivateFlags 9884 & ApplicationInfo.PRIVATE_FLAG_VENDOR) != 0) { 9885 scanFlags |= SCAN_AS_VENDOR; 9886 } 9887 if ((disabledPkgSetting.pkgPrivateFlags 9888 & ApplicationInfo.PRIVATE_FLAG_PRODUCT) != 0) { 9889 scanFlags |= SCAN_AS_PRODUCT; 9890 } 9891 } 9892 if (pkgSetting != null) { 9893 final int userId = ((user == null) ? 0 : user.getIdentifier()); 9894 if (pkgSetting.getInstantApp(userId)) { 9895 scanFlags |= SCAN_AS_INSTANT_APP; 9896 } 9897 if (pkgSetting.getVirtulalPreload(userId)) { 9898 scanFlags |= SCAN_AS_VIRTUAL_PRELOAD; 9899 } 9900 } 9901 9902 // Scan as privileged apps that share a user with a priv-app. 9903 if (((scanFlags & SCAN_AS_PRIVILEGED) == 0) && !pkg.isPrivileged() 9904 && (pkg.mSharedUserId != null)) { 9905 SharedUserSetting sharedUserSetting = null; 9906 try { 9907 sharedUserSetting = mSettings.getSharedUserLPw(pkg.mSharedUserId, 0, 0, false); 9908 } catch (PackageManagerException ignore) {} 9909 if (sharedUserSetting != null && sharedUserSetting.isPrivileged()) { 9910 // Exempt SharedUsers signed with the platform key. 9911 // TODO(b/72378145) Fix this exemption. Force signature apps 9912 // to whitelist their privileged permissions just like other 9913 // priv-apps. 9914 synchronized (mPackages) { 9915 PackageSetting platformPkgSetting = mSettings.mPackages.get("android"); 9916 if ((compareSignatures(platformPkgSetting.signatures.mSigningDetails.signatures, 9917 pkg.mSigningDetails.signatures) != PackageManager.SIGNATURE_MATCH)) { 9918 scanFlags |= SCAN_AS_PRIVILEGED; 9919 } 9920 } 9921 } 9922 } 9923 9924 return scanFlags; 9925 } 9926 9927 @GuardedBy("mInstallLock") 9928 private PackageParser.Package scanPackageNewLI(@NonNull PackageParser.Package pkg, 9929 final @ParseFlags int parseFlags, @ScanFlags int scanFlags, long currentTime, 9930 @Nullable UserHandle user) throws PackageManagerException { 9931 9932 final String renamedPkgName = mSettings.getRenamedPackageLPr(pkg.mRealPackage); 9933 final String realPkgName = getRealPackageName(pkg, renamedPkgName); 9934 if (realPkgName != null) { 9935 ensurePackageRenamed(pkg, renamedPkgName); 9936 } 9937 final PackageSetting originalPkgSetting = getOriginalPackageLocked(pkg, renamedPkgName); 9938 final PackageSetting pkgSetting = mSettings.getPackageLPr(pkg.packageName); 9939 final PackageSetting disabledPkgSetting = 9940 mSettings.getDisabledSystemPkgLPr(pkg.packageName); 9941 9942 if (mTransferedPackages.contains(pkg.packageName)) { 9943 Slog.w(TAG, "Package " + pkg.packageName 9944 + " was transferred to another, but its .apk remains"); 9945 } 9946 9947 scanFlags = adjustScanFlags(scanFlags, pkgSetting, disabledPkgSetting, user, pkg); 9948 synchronized (mPackages) { 9949 applyPolicy(pkg, parseFlags, scanFlags); 9950 assertPackageIsValid(pkg, parseFlags, scanFlags); 9951 9952 SharedUserSetting sharedUserSetting = null; 9953 if (pkg.mSharedUserId != null) { 9954 // SIDE EFFECTS; may potentially allocate a new shared user 9955 sharedUserSetting = mSettings.getSharedUserLPw( 9956 pkg.mSharedUserId, 0 /*pkgFlags*/, 0 /*pkgPrivateFlags*/, true /*create*/); 9957 if (DEBUG_PACKAGE_SCANNING) { 9958 if ((parseFlags & PackageParser.PARSE_CHATTY) != 0) 9959 Log.d(TAG, "Shared UserID " + pkg.mSharedUserId 9960 + " (uid=" + sharedUserSetting.userId + "):" 9961 + " packages=" + sharedUserSetting.packages); 9962 } 9963 } 9964 9965 boolean scanSucceeded = false; 9966 try { 9967 final ScanRequest request = new ScanRequest(pkg, sharedUserSetting, pkgSetting, 9968 disabledPkgSetting, originalPkgSetting, realPkgName, parseFlags, scanFlags, 9969 (pkg == mPlatformPackage), user); 9970 final ScanResult result = scanPackageOnlyLI(request, mFactoryTest, currentTime); 9971 if (result.success) { 9972 commitScanResultsLocked(request, result); 9973 } 9974 scanSucceeded = true; 9975 } finally { 9976 if (!scanSucceeded && (scanFlags & SCAN_DELETE_DATA_ON_FAILURES) != 0) { 9977 // DELETE_DATA_ON_FAILURES is only used by frozen paths 9978 destroyAppDataLIF(pkg, UserHandle.USER_ALL, 9979 StorageManager.FLAG_STORAGE_DE | StorageManager.FLAG_STORAGE_CE); 9980 destroyAppProfilesLIF(pkg, UserHandle.USER_ALL); 9981 } 9982 } 9983 } 9984 return pkg; 9985 } 9986 9987 /** 9988 * Commits the package scan and modifies system state. 9989 * <p><em>WARNING:</em> The method may throw an excpetion in the middle 9990 * of committing the package, leaving the system in an inconsistent state. 9991 * This needs to be fixed so, once we get to this point, no errors are 9992 * possible and the system is not left in an inconsistent state. 9993 */ 9994 @GuardedBy("mPackages") 9995 private void commitScanResultsLocked(@NonNull ScanRequest request, @NonNull ScanResult result) 9996 throws PackageManagerException { 9997 final PackageParser.Package pkg = request.pkg; 9998 final @ParseFlags int parseFlags = request.parseFlags; 9999 final @ScanFlags int scanFlags = request.scanFlags; 10000 final PackageSetting oldPkgSetting = request.oldPkgSetting; 10001 final PackageSetting originalPkgSetting = request.originalPkgSetting; 10002 final PackageSetting disabledPkgSetting = request.disabledPkgSetting; 10003 final UserHandle user = request.user; 10004 final String realPkgName = request.realPkgName; 10005 final PackageSetting pkgSetting = result.pkgSetting; 10006 final List<String> changedAbiCodePath = result.changedAbiCodePath; 10007 final boolean newPkgSettingCreated = (result.pkgSetting != request.pkgSetting); 10008 10009 if (newPkgSettingCreated) { 10010 if (originalPkgSetting != null) { 10011 mSettings.addRenamedPackageLPw(pkg.packageName, originalPkgSetting.name); 10012 } 10013 // THROWS: when we can't allocate a user id. add call to check if there's 10014 // enough space to ensure we won't throw; otherwise, don't modify state 10015 mSettings.addUserToSettingLPw(pkgSetting); 10016 10017 if (originalPkgSetting != null && (scanFlags & SCAN_CHECK_ONLY) == 0) { 10018 mTransferedPackages.add(originalPkgSetting.name); 10019 } 10020 } 10021 // TODO(toddke): Consider a method specifically for modifying the Package object 10022 // post scan; or, moving this stuff out of the Package object since it has nothing 10023 // to do with the package on disk. 10024 // We need to have this here because addUserToSettingLPw() is sometimes responsible 10025 // for creating the application ID. If we did this earlier, we would be saving the 10026 // correct ID. 10027 pkg.applicationInfo.uid = pkgSetting.appId; 10028 10029 mSettings.writeUserRestrictionsLPw(pkgSetting, oldPkgSetting); 10030 10031 if ((scanFlags & SCAN_CHECK_ONLY) == 0 && realPkgName != null) { 10032 mTransferedPackages.add(pkg.packageName); 10033 } 10034 10035 // THROWS: when requested libraries that can't be found. it only changes 10036 // the state of the passed in pkg object, so, move to the top of the method 10037 // and allow it to abort 10038 if ((scanFlags & SCAN_BOOTING) == 0 10039 && (parseFlags & PackageParser.PARSE_IS_SYSTEM_DIR) == 0) { 10040 // Check all shared libraries and map to their actual file path. 10041 // We only do this here for apps not on a system dir, because those 10042 // are the only ones that can fail an install due to this. We 10043 // will take care of the system apps by updating all of their 10044 // library paths after the scan is done. Also during the initial 10045 // scan don't update any libs as we do this wholesale after all 10046 // apps are scanned to avoid dependency based scanning. 10047 updateSharedLibrariesLPr(pkg, null); 10048 } 10049 10050 // All versions of a static shared library are referenced with the same 10051 // package name. Internally, we use a synthetic package name to allow 10052 // multiple versions of the same shared library to be installed. So, 10053 // we need to generate the synthetic package name of the latest shared 10054 // library in order to compare signatures. 10055 PackageSetting signatureCheckPs = pkgSetting; 10056 if (pkg.applicationInfo.isStaticSharedLibrary()) { 10057 SharedLibraryEntry libraryEntry = getLatestSharedLibraVersionLPr(pkg); 10058 if (libraryEntry != null) { 10059 signatureCheckPs = mSettings.getPackageLPr(libraryEntry.apk); 10060 } 10061 } 10062 10063 final KeySetManagerService ksms = mSettings.mKeySetManagerService; 10064 if (ksms.shouldCheckUpgradeKeySetLocked(signatureCheckPs, scanFlags)) { 10065 if (ksms.checkUpgradeKeySetLocked(signatureCheckPs, pkg)) { 10066 // We just determined the app is signed correctly, so bring 10067 // over the latest parsed certs. 10068 pkgSetting.signatures.mSigningDetails = pkg.mSigningDetails; 10069 } else { 10070 if ((parseFlags & PackageParser.PARSE_IS_SYSTEM_DIR) == 0) { 10071 throw new PackageManagerException(INSTALL_FAILED_UPDATE_INCOMPATIBLE, 10072 "Package " + pkg.packageName + " upgrade keys do not match the " 10073 + "previously installed version"); 10074 } else { 10075 pkgSetting.signatures.mSigningDetails = pkg.mSigningDetails; 10076 String msg = "System package " + pkg.packageName 10077 + " signature changed; retaining data."; 10078 reportSettingsProblem(Log.WARN, msg); 10079 } 10080 } 10081 } else { 10082 try { 10083 final boolean compareCompat = isCompatSignatureUpdateNeeded(pkg); 10084 final boolean compareRecover = isRecoverSignatureUpdateNeeded(pkg); 10085 final boolean compatMatch = verifySignatures(signatureCheckPs, disabledPkgSetting, 10086 pkg.mSigningDetails, compareCompat, compareRecover); 10087 // The new KeySets will be re-added later in the scanning process. 10088 if (compatMatch) { 10089 synchronized (mPackages) { 10090 ksms.removeAppKeySetDataLPw(pkg.packageName); 10091 } 10092 } 10093 // We just determined the app is signed correctly, so bring 10094 // over the latest parsed certs. 10095 pkgSetting.signatures.mSigningDetails = pkg.mSigningDetails; 10096 10097 10098 // if this is is a sharedUser, check to see if the new package is signed by a newer 10099 // signing certificate than the existing one, and if so, copy over the new details 10100 if (signatureCheckPs.sharedUser != null 10101 && pkg.mSigningDetails.hasAncestor( 10102 signatureCheckPs.sharedUser.signatures.mSigningDetails)) { 10103 signatureCheckPs.sharedUser.signatures.mSigningDetails = pkg.mSigningDetails; 10104 } 10105 } catch (PackageManagerException e) { 10106 if ((parseFlags & PackageParser.PARSE_IS_SYSTEM_DIR) == 0) { 10107 throw e; 10108 } 10109 // The signature has changed, but this package is in the system 10110 // image... let's recover! 10111 pkgSetting.signatures.mSigningDetails = pkg.mSigningDetails; 10112 // However... if this package is part of a shared user, but it 10113 // doesn't match the signature of the shared user, let's fail. 10114 // What this means is that you can't change the signatures 10115 // associated with an overall shared user, which doesn't seem all 10116 // that unreasonable. 10117 if (signatureCheckPs.sharedUser != null) { 10118 if (compareSignatures( 10119 signatureCheckPs.sharedUser.signatures.mSigningDetails.signatures, 10120 pkg.mSigningDetails.signatures) != PackageManager.SIGNATURE_MATCH) { 10121 throw new PackageManagerException( 10122 INSTALL_PARSE_FAILED_INCONSISTENT_CERTIFICATES, 10123 "Signature mismatch for shared user: " 10124 + pkgSetting.sharedUser); 10125 } 10126 } 10127 // File a report about this. 10128 String msg = "System package " + pkg.packageName 10129 + " signature changed; retaining data."; 10130 reportSettingsProblem(Log.WARN, msg); 10131 } catch (IllegalArgumentException e) { 10132 10133 // should never happen: certs matched when checking, but not when comparing 10134 // old to new for sharedUser 10135 throw new PackageManagerException(INSTALL_PARSE_FAILED_INCONSISTENT_CERTIFICATES, 10136 "Signing certificates comparison made on incomparable signing details" 10137 + " but somehow passed verifySignatures!"); 10138 } 10139 } 10140 10141 if ((scanFlags & SCAN_CHECK_ONLY) == 0 && pkg.mAdoptPermissions != null) { 10142 // This package wants to adopt ownership of permissions from 10143 // another package. 10144 for (int i = pkg.mAdoptPermissions.size() - 1; i >= 0; i--) { 10145 final String origName = pkg.mAdoptPermissions.get(i); 10146 final PackageSetting orig = mSettings.getPackageLPr(origName); 10147 if (orig != null) { 10148 if (verifyPackageUpdateLPr(orig, pkg)) { 10149 Slog.i(TAG, "Adopting permissions from " + origName + " to " 10150 + pkg.packageName); 10151 mSettings.mPermissions.transferPermissions(origName, pkg.packageName); 10152 } 10153 } 10154 } 10155 } 10156 10157 if (changedAbiCodePath != null && changedAbiCodePath.size() > 0) { 10158 for (int i = changedAbiCodePath.size() - 1; i <= 0; --i) { 10159 final String codePathString = changedAbiCodePath.get(i); 10160 try { 10161 mInstaller.rmdex(codePathString, 10162 getDexCodeInstructionSet(getPreferredInstructionSet())); 10163 } catch (InstallerException ignored) { 10164 } 10165 } 10166 } 10167 10168 if ((scanFlags & SCAN_CHECK_ONLY) != 0) { 10169 if (oldPkgSetting != null) { 10170 synchronized (mPackages) { 10171 mSettings.mPackages.put(oldPkgSetting.name, oldPkgSetting); 10172 } 10173 } 10174 } else { 10175 final int userId = user == null ? 0 : user.getIdentifier(); 10176 // Modify state for the given package setting 10177 commitPackageSettings(pkg, pkgSetting, user, scanFlags, 10178 (parseFlags & PackageParser.PARSE_CHATTY) != 0 /*chatty*/); 10179 if (pkgSetting.getInstantApp(userId)) { 10180 mInstantAppRegistry.addInstantAppLPw(userId, pkgSetting.appId); 10181 } 10182 } 10183 } 10184 10185 /** 10186 * Returns the "real" name of the package. 10187 * <p>This may differ from the package's actual name if the application has already 10188 * been installed under one of this package's original names. 10189 */ 10190 private static @Nullable String getRealPackageName(@NonNull PackageParser.Package pkg, 10191 @Nullable String renamedPkgName) { 10192 if (isPackageRenamed(pkg, renamedPkgName)) { 10193 return pkg.mRealPackage; 10194 } 10195 return null; 10196 } 10197 10198 /** Returns {@code true} if the package has been renamed. Otherwise, {@code false}. */ 10199 private static boolean isPackageRenamed(@NonNull PackageParser.Package pkg, 10200 @Nullable String renamedPkgName) { 10201 return pkg.mOriginalPackages != null && pkg.mOriginalPackages.contains(renamedPkgName); 10202 } 10203 10204 /** 10205 * Returns the original package setting. 10206 * <p>A package can migrate its name during an update. In this scenario, a package 10207 * designates a set of names that it considers as one of its original names. 10208 * <p>An original package must be signed identically and it must have the same 10209 * shared user [if any]. 10210 */ 10211 @GuardedBy("mPackages") 10212 private @Nullable PackageSetting getOriginalPackageLocked(@NonNull PackageParser.Package pkg, 10213 @Nullable String renamedPkgName) { 10214 if (!isPackageRenamed(pkg, renamedPkgName)) { 10215 return null; 10216 } 10217 for (int i = pkg.mOriginalPackages.size() - 1; i >= 0; --i) { 10218 final PackageSetting originalPs = 10219 mSettings.getPackageLPr(pkg.mOriginalPackages.get(i)); 10220 if (originalPs != null) { 10221 // the package is already installed under its original name... 10222 // but, should we use it? 10223 if (!verifyPackageUpdateLPr(originalPs, pkg)) { 10224 // the new package is incompatible with the original 10225 continue; 10226 } else if (originalPs.sharedUser != null) { 10227 if (!originalPs.sharedUser.name.equals(pkg.mSharedUserId)) { 10228 // the shared user id is incompatible with the original 10229 Slog.w(TAG, "Unable to migrate data from " + originalPs.name 10230 + " to " + pkg.packageName + ": old uid " 10231 + originalPs.sharedUser.name 10232 + " differs from " + pkg.mSharedUserId); 10233 continue; 10234 } 10235 // TODO: Add case when shared user id is added [b/28144775] 10236 } else { 10237 if (DEBUG_UPGRADE) Log.v(TAG, "Renaming new package " 10238 + pkg.packageName + " to old name " + originalPs.name); 10239 } 10240 return originalPs; 10241 } 10242 } 10243 return null; 10244 } 10245 10246 /** 10247 * Renames the package if it was installed under a different name. 10248 * <p>When we've already installed the package under an original name, update 10249 * the new package so we can continue to have the old name. 10250 */ 10251 private static void ensurePackageRenamed(@NonNull PackageParser.Package pkg, 10252 @NonNull String renamedPackageName) { 10253 if (pkg.mOriginalPackages == null 10254 || !pkg.mOriginalPackages.contains(renamedPackageName) 10255 || pkg.packageName.equals(renamedPackageName)) { 10256 return; 10257 } 10258 pkg.setPackageName(renamedPackageName); 10259 } 10260 10261 /** 10262 * Just scans the package without any side effects. 10263 * <p>Not entirely true at the moment. There is still one side effect -- this 10264 * method potentially modifies a live {@link PackageSetting} object representing 10265 * the package being scanned. This will be resolved in the future. 10266 * 10267 * @param request Information about the package to be scanned 10268 * @param isUnderFactoryTest Whether or not the device is under factory test 10269 * @param currentTime The current time, in millis 10270 * @return The results of the scan 10271 */ 10272 @GuardedBy("mInstallLock") 10273 private static @NonNull ScanResult scanPackageOnlyLI(@NonNull ScanRequest request, 10274 boolean isUnderFactoryTest, long currentTime) 10275 throws PackageManagerException { 10276 final PackageParser.Package pkg = request.pkg; 10277 PackageSetting pkgSetting = request.pkgSetting; 10278 final PackageSetting disabledPkgSetting = request.disabledPkgSetting; 10279 final PackageSetting originalPkgSetting = request.originalPkgSetting; 10280 final @ParseFlags int parseFlags = request.parseFlags; 10281 final @ScanFlags int scanFlags = request.scanFlags; 10282 final String realPkgName = request.realPkgName; 10283 final SharedUserSetting sharedUserSetting = request.sharedUserSetting; 10284 final UserHandle user = request.user; 10285 final boolean isPlatformPackage = request.isPlatformPackage; 10286 10287 List<String> changedAbiCodePath = null; 10288 10289 if (DEBUG_PACKAGE_SCANNING) { 10290 if ((parseFlags & PackageParser.PARSE_CHATTY) != 0) 10291 Log.d(TAG, "Scanning package " + pkg.packageName); 10292 } 10293 10294 if (Build.IS_DEBUGGABLE && 10295 pkg.isPrivileged() && 10296 !SystemProperties.getBoolean("pm.dexopt.priv-apps", true)) { 10297 PackageManagerServiceUtils.logPackageHasUncompressedCode(pkg); 10298 } 10299 10300 // Initialize package source and resource directories 10301 final File scanFile = new File(pkg.codePath); 10302 final File destCodeFile = new File(pkg.applicationInfo.getCodePath()); 10303 final File destResourceFile = new File(pkg.applicationInfo.getResourcePath()); 10304 10305 // We keep references to the derived CPU Abis from settings in oder to reuse 10306 // them in the case where we're not upgrading or booting for the first time. 10307 String primaryCpuAbiFromSettings = null; 10308 String secondaryCpuAbiFromSettings = null; 10309 boolean needToDeriveAbi = (scanFlags & SCAN_FIRST_BOOT_OR_UPGRADE) != 0; 10310 10311 if (!needToDeriveAbi) { 10312 if (pkgSetting != null) { 10313 primaryCpuAbiFromSettings = pkgSetting.primaryCpuAbiString; 10314 secondaryCpuAbiFromSettings = pkgSetting.secondaryCpuAbiString; 10315 } else { 10316 // Re-scanning a system package after uninstalling updates; need to derive ABI 10317 needToDeriveAbi = true; 10318 } 10319 } 10320 10321 if (pkgSetting != null && pkgSetting.sharedUser != sharedUserSetting) { 10322 PackageManagerService.reportSettingsProblem(Log.WARN, 10323 "Package " + pkg.packageName + " shared user changed from " 10324 + (pkgSetting.sharedUser != null 10325 ? pkgSetting.sharedUser.name : "<nothing>") 10326 + " to " 10327 + (sharedUserSetting != null ? sharedUserSetting.name : "<nothing>") 10328 + "; replacing with new"); 10329 pkgSetting = null; 10330 } 10331 10332 String[] usesStaticLibraries = null; 10333 if (pkg.usesStaticLibraries != null) { 10334 usesStaticLibraries = new String[pkg.usesStaticLibraries.size()]; 10335 pkg.usesStaticLibraries.toArray(usesStaticLibraries); 10336 } 10337 final boolean createNewPackage = (pkgSetting == null); 10338 if (createNewPackage) { 10339 final String parentPackageName = (pkg.parentPackage != null) 10340 ? pkg.parentPackage.packageName : null; 10341 final boolean instantApp = (scanFlags & SCAN_AS_INSTANT_APP) != 0; 10342 final boolean virtualPreload = (scanFlags & SCAN_AS_VIRTUAL_PRELOAD) != 0; 10343 // REMOVE SharedUserSetting from method; update in a separate call 10344 pkgSetting = Settings.createNewSetting(pkg.packageName, originalPkgSetting, 10345 disabledPkgSetting, realPkgName, sharedUserSetting, destCodeFile, 10346 destResourceFile, pkg.applicationInfo.nativeLibraryRootDir, 10347 pkg.applicationInfo.primaryCpuAbi, pkg.applicationInfo.secondaryCpuAbi, 10348 pkg.mVersionCode, pkg.applicationInfo.flags, pkg.applicationInfo.privateFlags, 10349 user, true /*allowInstall*/, instantApp, virtualPreload, 10350 parentPackageName, pkg.getChildPackageNames(), 10351 UserManagerService.getInstance(), usesStaticLibraries, 10352 pkg.usesStaticLibrariesVersions); 10353 } else { 10354 // REMOVE SharedUserSetting from method; update in a separate call. 10355 // 10356 // TODO(narayan): This update is bogus. nativeLibraryDir & primaryCpuAbi, 10357 // secondaryCpuAbi are not known at this point so we always update them 10358 // to null here, only to reset them at a later point. 10359 Settings.updatePackageSetting(pkgSetting, disabledPkgSetting, sharedUserSetting, 10360 destCodeFile, destResourceFile, pkg.applicationInfo.nativeLibraryDir, 10361 pkg.applicationInfo.primaryCpuAbi, pkg.applicationInfo.secondaryCpuAbi, 10362 pkg.applicationInfo.flags, pkg.applicationInfo.privateFlags, 10363 pkg.getChildPackageNames(), UserManagerService.getInstance(), 10364 usesStaticLibraries, pkg.usesStaticLibrariesVersions); 10365 } 10366 if (createNewPackage && originalPkgSetting != null) { 10367 // This is the initial transition from the original package, so, 10368 // fix up the new package's name now. We must do this after looking 10369 // up the package under its new name, so getPackageLP takes care of 10370 // fiddling things correctly. 10371 pkg.setPackageName(originalPkgSetting.name); 10372 10373 // File a report about this. 10374 String msg = "New package " + pkgSetting.realName 10375 + " renamed to replace old package " + pkgSetting.name; 10376 reportSettingsProblem(Log.WARN, msg); 10377 } 10378 10379 if (disabledPkgSetting != null) { 10380 pkg.applicationInfo.flags |= ApplicationInfo.FLAG_UPDATED_SYSTEM_APP; 10381 } 10382 10383 // SELinux sandboxes become more restrictive as targetSdkVersion increases. 10384 // To ensure that apps with sharedUserId are placed in the same selinux domain 10385 // without breaking any assumptions about access, put them into the least 10386 // restrictive targetSdkVersion=25 domain. 10387 // TODO(b/72290969): Base this on the actual targetSdkVersion(s) of the apps within the 10388 // sharedUserSetting, instead of defaulting to the least restrictive domain. 10389 final int targetSdk = (sharedUserSetting != null) ? 25 10390 : pkg.applicationInfo.targetSdkVersion; 10391 // TODO(b/71593002): isPrivileged for sharedUser and appInfo should never be out of sync. 10392 // They currently can be if the sharedUser apps are signed with the platform key. 10393 final boolean isPrivileged = (sharedUserSetting != null) ? 10394 sharedUserSetting.isPrivileged() | pkg.isPrivileged() : pkg.isPrivileged(); 10395 10396 SELinuxMMAC.assignSeInfoValue(pkg, isPrivileged, targetSdk); 10397 10398 pkg.mExtras = pkgSetting; 10399 pkg.applicationInfo.processName = fixProcessName( 10400 pkg.applicationInfo.packageName, 10401 pkg.applicationInfo.processName); 10402 10403 if (!isPlatformPackage) { 10404 // Get all of our default paths setup 10405 pkg.applicationInfo.initForUser(UserHandle.USER_SYSTEM); 10406 } 10407 10408 final String cpuAbiOverride = deriveAbiOverride(pkg.cpuAbiOverride, pkgSetting); 10409 10410 if ((scanFlags & SCAN_NEW_INSTALL) == 0) { 10411 if (needToDeriveAbi) { 10412 Trace.traceBegin(TRACE_TAG_PACKAGE_MANAGER, "derivePackageAbi"); 10413 final boolean extractNativeLibs = !pkg.isLibrary(); 10414 derivePackageAbi(pkg, cpuAbiOverride, extractNativeLibs); 10415 Trace.traceEnd(TRACE_TAG_PACKAGE_MANAGER); 10416 10417 // Some system apps still use directory structure for native libraries 10418 // in which case we might end up not detecting abi solely based on apk 10419 // structure. Try to detect abi based on directory structure. 10420 if (isSystemApp(pkg) && !pkg.isUpdatedSystemApp() && 10421 pkg.applicationInfo.primaryCpuAbi == null) { 10422 setBundledAppAbisAndRoots(pkg, pkgSetting); 10423 setNativeLibraryPaths(pkg, sAppLib32InstallDir); 10424 } 10425 } else { 10426 // This is not a first boot or an upgrade, don't bother deriving the 10427 // ABI during the scan. Instead, trust the value that was stored in the 10428 // package setting. 10429 pkg.applicationInfo.primaryCpuAbi = primaryCpuAbiFromSettings; 10430 pkg.applicationInfo.secondaryCpuAbi = secondaryCpuAbiFromSettings; 10431 10432 setNativeLibraryPaths(pkg, sAppLib32InstallDir); 10433 10434 if (DEBUG_ABI_SELECTION) { 10435 Slog.i(TAG, "Using ABIS and native lib paths from settings : " + 10436 pkg.packageName + " " + pkg.applicationInfo.primaryCpuAbi + ", " + 10437 pkg.applicationInfo.secondaryCpuAbi); 10438 } 10439 } 10440 } else { 10441 if ((scanFlags & SCAN_MOVE) != 0) { 10442 // We haven't run dex-opt for this move (since we've moved the compiled output too) 10443 // but we already have this packages package info in the PackageSetting. We just 10444 // use that and derive the native library path based on the new codepath. 10445 pkg.applicationInfo.primaryCpuAbi = pkgSetting.primaryCpuAbiString; 10446 pkg.applicationInfo.secondaryCpuAbi = pkgSetting.secondaryCpuAbiString; 10447 } 10448 10449 // Set native library paths again. For moves, the path will be updated based on the 10450 // ABIs we've determined above. For non-moves, the path will be updated based on the 10451 // ABIs we determined during compilation, but the path will depend on the final 10452 // package path (after the rename away from the stage path). 10453 setNativeLibraryPaths(pkg, sAppLib32InstallDir); 10454 } 10455 10456 // This is a special case for the "system" package, where the ABI is 10457 // dictated by the zygote configuration (and init.rc). We should keep track 10458 // of this ABI so that we can deal with "normal" applications that run under 10459 // the same UID correctly. 10460 if (isPlatformPackage) { 10461 pkg.applicationInfo.primaryCpuAbi = VMRuntime.getRuntime().is64Bit() ? 10462 Build.SUPPORTED_64_BIT_ABIS[0] : Build.SUPPORTED_32_BIT_ABIS[0]; 10463 } 10464 10465 // If there's a mismatch between the abi-override in the package setting 10466 // and the abiOverride specified for the install. Warn about this because we 10467 // would've already compiled the app without taking the package setting into 10468 // account. 10469 if ((scanFlags & SCAN_NO_DEX) == 0 && (scanFlags & SCAN_NEW_INSTALL) != 0) { 10470 if (cpuAbiOverride == null && pkg.packageName != null) { 10471 Slog.w(TAG, "Ignoring persisted ABI override " + cpuAbiOverride + 10472 " for package " + pkg.packageName); 10473 } 10474 } 10475 10476 pkgSetting.primaryCpuAbiString = pkg.applicationInfo.primaryCpuAbi; 10477 pkgSetting.secondaryCpuAbiString = pkg.applicationInfo.secondaryCpuAbi; 10478 pkgSetting.cpuAbiOverrideString = cpuAbiOverride; 10479 10480 // Copy the derived override back to the parsed package, so that we can 10481 // update the package settings accordingly. 10482 pkg.cpuAbiOverride = cpuAbiOverride; 10483 10484 if (DEBUG_ABI_SELECTION) { 10485 Slog.d(TAG, "Resolved nativeLibraryRoot for " + pkg.packageName 10486 + " to root=" + pkg.applicationInfo.nativeLibraryRootDir + ", isa=" 10487 + pkg.applicationInfo.nativeLibraryRootRequiresIsa); 10488 } 10489 10490 // Push the derived path down into PackageSettings so we know what to 10491 // clean up at uninstall time. 10492 pkgSetting.legacyNativeLibraryPathString = pkg.applicationInfo.nativeLibraryRootDir; 10493 10494 if (DEBUG_ABI_SELECTION) { 10495 Log.d(TAG, "Abis for package[" + pkg.packageName + "] are" + 10496 " primary=" + pkg.applicationInfo.primaryCpuAbi + 10497 " secondary=" + pkg.applicationInfo.secondaryCpuAbi); 10498 } 10499 10500 if ((scanFlags & SCAN_BOOTING) == 0 && pkgSetting.sharedUser != null) { 10501 // We don't do this here during boot because we can do it all 10502 // at once after scanning all existing packages. 10503 // 10504 // We also do this *before* we perform dexopt on this package, so that 10505 // we can avoid redundant dexopts, and also to make sure we've got the 10506 // code and package path correct. 10507 changedAbiCodePath = 10508 adjustCpuAbisForSharedUserLPw(pkgSetting.sharedUser.packages, pkg); 10509 } 10510 10511 if (isUnderFactoryTest && pkg.requestedPermissions.contains( 10512 android.Manifest.permission.FACTORY_TEST)) { 10513 pkg.applicationInfo.flags |= ApplicationInfo.FLAG_FACTORY_TEST; 10514 } 10515 10516 if (isSystemApp(pkg)) { 10517 pkgSetting.isOrphaned = true; 10518 } 10519 10520 // Take care of first install / last update times. 10521 final long scanFileTime = getLastModifiedTime(pkg); 10522 if (currentTime != 0) { 10523 if (pkgSetting.firstInstallTime == 0) { 10524 pkgSetting.firstInstallTime = pkgSetting.lastUpdateTime = currentTime; 10525 } else if ((scanFlags & SCAN_UPDATE_TIME) != 0) { 10526 pkgSetting.lastUpdateTime = currentTime; 10527 } 10528 } else if (pkgSetting.firstInstallTime == 0) { 10529 // We need *something*. Take time time stamp of the file. 10530 pkgSetting.firstInstallTime = pkgSetting.lastUpdateTime = scanFileTime; 10531 } else if ((parseFlags & PackageParser.PARSE_IS_SYSTEM_DIR) != 0) { 10532 if (scanFileTime != pkgSetting.timeStamp) { 10533 // A package on the system image has changed; consider this 10534 // to be an update. 10535 pkgSetting.lastUpdateTime = scanFileTime; 10536 } 10537 } 10538 pkgSetting.setTimeStamp(scanFileTime); 10539 10540 pkgSetting.pkg = pkg; 10541 pkgSetting.pkgFlags = pkg.applicationInfo.flags; 10542 if (pkg.getLongVersionCode() != pkgSetting.versionCode) { 10543 pkgSetting.versionCode = pkg.getLongVersionCode(); 10544 } 10545 // Update volume if needed 10546 final String volumeUuid = pkg.applicationInfo.volumeUuid; 10547 if (!Objects.equals(volumeUuid, pkgSetting.volumeUuid)) { 10548 Slog.i(PackageManagerService.TAG, 10549 "Update" + (pkgSetting.isSystem() ? " system" : "") 10550 + " package " + pkg.packageName 10551 + " volume from " + pkgSetting.volumeUuid 10552 + " to " + volumeUuid); 10553 pkgSetting.volumeUuid = volumeUuid; 10554 } 10555 10556 return new ScanResult(true, pkgSetting, changedAbiCodePath); 10557 } 10558 10559 /** 10560 * Returns {@code true} if the given file contains code. Otherwise {@code false}. 10561 */ 10562 private static boolean apkHasCode(String fileName) { 10563 StrictJarFile jarFile = null; 10564 try { 10565 jarFile = new StrictJarFile(fileName, 10566 false /*verify*/, false /*signatureSchemeRollbackProtectionsEnforced*/); 10567 return jarFile.findEntry("classes.dex") != null; 10568 } catch (IOException ignore) { 10569 } finally { 10570 try { 10571 if (jarFile != null) { 10572 jarFile.close(); 10573 } 10574 } catch (IOException ignore) {} 10575 } 10576 return false; 10577 } 10578 10579 /** 10580 * Enforces code policy for the package. This ensures that if an APK has 10581 * declared hasCode="true" in its manifest that the APK actually contains 10582 * code. 10583 * 10584 * @throws PackageManagerException If bytecode could not be found when it should exist 10585 */ 10586 private static void assertCodePolicy(PackageParser.Package pkg) 10587 throws PackageManagerException { 10588 final boolean shouldHaveCode = 10589 (pkg.applicationInfo.flags & ApplicationInfo.FLAG_HAS_CODE) != 0; 10590 if (shouldHaveCode && !apkHasCode(pkg.baseCodePath)) { 10591 throw new PackageManagerException(INSTALL_FAILED_INVALID_APK, 10592 "Package " + pkg.baseCodePath + " code is missing"); 10593 } 10594 10595 if (!ArrayUtils.isEmpty(pkg.splitCodePaths)) { 10596 for (int i = 0; i < pkg.splitCodePaths.length; i++) { 10597 final boolean splitShouldHaveCode = 10598 (pkg.splitFlags[i] & ApplicationInfo.FLAG_HAS_CODE) != 0; 10599 if (splitShouldHaveCode && !apkHasCode(pkg.splitCodePaths[i])) { 10600 throw new PackageManagerException(INSTALL_FAILED_INVALID_APK, 10601 "Package " + pkg.splitCodePaths[i] + " code is missing"); 10602 } 10603 } 10604 } 10605 } 10606 10607 /** 10608 * Applies policy to the parsed package based upon the given policy flags. 10609 * Ensures the package is in a good state. 10610 * <p> 10611 * Implementation detail: This method must NOT have any side effect. It would 10612 * ideally be static, but, it requires locks to read system state. 10613 */ 10614 private static void applyPolicy(PackageParser.Package pkg, final @ParseFlags int parseFlags, 10615 final @ScanFlags int scanFlags) { 10616 if ((scanFlags & SCAN_AS_SYSTEM) != 0) { 10617 pkg.applicationInfo.flags |= ApplicationInfo.FLAG_SYSTEM; 10618 if (pkg.applicationInfo.isDirectBootAware()) { 10619 // we're direct boot aware; set for all components 10620 for (PackageParser.Service s : pkg.services) { 10621 s.info.encryptionAware = s.info.directBootAware = true; 10622 } 10623 for (PackageParser.Provider p : pkg.providers) { 10624 p.info.encryptionAware = p.info.directBootAware = true; 10625 } 10626 for (PackageParser.Activity a : pkg.activities) { 10627 a.info.encryptionAware = a.info.directBootAware = true; 10628 } 10629 for (PackageParser.Activity r : pkg.receivers) { 10630 r.info.encryptionAware = r.info.directBootAware = true; 10631 } 10632 } 10633 if (compressedFileExists(pkg.codePath)) { 10634 pkg.isStub = true; 10635 } 10636 } else { 10637 // non system apps can't be flagged as core 10638 pkg.coreApp = false; 10639 // clear flags not applicable to regular apps 10640 pkg.applicationInfo.flags &= 10641 ~ApplicationInfo.FLAG_PERSISTENT; 10642 pkg.applicationInfo.privateFlags &= 10643 ~ApplicationInfo.PRIVATE_FLAG_DEFAULT_TO_DEVICE_PROTECTED_STORAGE; 10644 pkg.applicationInfo.privateFlags &= 10645 ~ApplicationInfo.PRIVATE_FLAG_DIRECT_BOOT_AWARE; 10646 // cap permission priorities 10647 if (pkg.permissionGroups != null && pkg.permissionGroups.size() > 0) { 10648 for (int i = pkg.permissionGroups.size() - 1; i >= 0; --i) { 10649 pkg.permissionGroups.get(i).info.priority = 0; 10650 } 10651 } 10652 } 10653 if ((scanFlags & SCAN_AS_PRIVILEGED) == 0) { 10654 // clear protected broadcasts 10655 pkg.protectedBroadcasts = null; 10656 // ignore export request for single user receivers 10657 if (pkg.receivers != null) { 10658 for (int i = pkg.receivers.size() - 1; i >= 0; --i) { 10659 final PackageParser.Activity receiver = pkg.receivers.get(i); 10660 if ((receiver.info.flags & ActivityInfo.FLAG_SINGLE_USER) != 0) { 10661 receiver.info.exported = false; 10662 } 10663 } 10664 } 10665 // ignore export request for single user services 10666 if (pkg.services != null) { 10667 for (int i = pkg.services.size() - 1; i >= 0; --i) { 10668 final PackageParser.Service service = pkg.services.get(i); 10669 if ((service.info.flags & ServiceInfo.FLAG_SINGLE_USER) != 0) { 10670 service.info.exported = false; 10671 } 10672 } 10673 } 10674 // ignore export request for single user providers 10675 if (pkg.providers != null) { 10676 for (int i = pkg.providers.size() - 1; i >= 0; --i) { 10677 final PackageParser.Provider provider = pkg.providers.get(i); 10678 if ((provider.info.flags & ProviderInfo.FLAG_SINGLE_USER) != 0) { 10679 provider.info.exported = false; 10680 } 10681 } 10682 } 10683 } 10684 10685 if ((scanFlags & SCAN_AS_PRIVILEGED) != 0) { 10686 pkg.applicationInfo.privateFlags |= ApplicationInfo.PRIVATE_FLAG_PRIVILEGED; 10687 } 10688 10689 if ((scanFlags & SCAN_AS_OEM) != 0) { 10690 pkg.applicationInfo.privateFlags |= ApplicationInfo.PRIVATE_FLAG_OEM; 10691 } 10692 10693 if ((scanFlags & SCAN_AS_VENDOR) != 0) { 10694 pkg.applicationInfo.privateFlags |= ApplicationInfo.PRIVATE_FLAG_VENDOR; 10695 } 10696 10697 if ((scanFlags & SCAN_AS_PRODUCT) != 0) { 10698 pkg.applicationInfo.privateFlags |= ApplicationInfo.PRIVATE_FLAG_PRODUCT; 10699 } 10700 10701 if (!isSystemApp(pkg)) { 10702 // Only system apps can use these features. 10703 pkg.mOriginalPackages = null; 10704 pkg.mRealPackage = null; 10705 pkg.mAdoptPermissions = null; 10706 } 10707 } 10708 10709 private static @NonNull <T> T assertNotNull(@Nullable T object, String message) 10710 throws PackageManagerException { 10711 if (object == null) { 10712 throw new PackageManagerException(INSTALL_FAILED_INTERNAL_ERROR, message); 10713 } 10714 return object; 10715 } 10716 10717 /** 10718 * Asserts the parsed package is valid according to the given policy. If the 10719 * package is invalid, for whatever reason, throws {@link PackageManagerException}. 10720 * <p> 10721 * Implementation detail: This method must NOT have any side effects. It would 10722 * ideally be static, but, it requires locks to read system state. 10723 * 10724 * @throws PackageManagerException If the package fails any of the validation checks 10725 */ 10726 private void assertPackageIsValid(PackageParser.Package pkg, final @ParseFlags int parseFlags, 10727 final @ScanFlags int scanFlags) 10728 throws PackageManagerException { 10729 if ((parseFlags & PackageParser.PARSE_ENFORCE_CODE) != 0) { 10730 assertCodePolicy(pkg); 10731 } 10732 10733 if (pkg.applicationInfo.getCodePath() == null || 10734 pkg.applicationInfo.getResourcePath() == null) { 10735 // Bail out. The resource and code paths haven't been set. 10736 throw new PackageManagerException(INSTALL_FAILED_INVALID_APK, 10737 "Code and resource paths haven't been set correctly"); 10738 } 10739 10740 // Make sure we're not adding any bogus keyset info 10741 final KeySetManagerService ksms = mSettings.mKeySetManagerService; 10742 ksms.assertScannedPackageValid(pkg); 10743 10744 synchronized (mPackages) { 10745 // The special "android" package can only be defined once 10746 if (pkg.packageName.equals("android")) { 10747 if (mAndroidApplication != null) { 10748 Slog.w(TAG, "*************************************************"); 10749 Slog.w(TAG, "Core android package being redefined. Skipping."); 10750 Slog.w(TAG, " codePath=" + pkg.codePath); 10751 Slog.w(TAG, "*************************************************"); 10752 throw new PackageManagerException(INSTALL_FAILED_DUPLICATE_PACKAGE, 10753 "Core android package being redefined. Skipping."); 10754 } 10755 } 10756 10757 // A package name must be unique; don't allow duplicates 10758 if (mPackages.containsKey(pkg.packageName)) { 10759 throw new PackageManagerException(INSTALL_FAILED_DUPLICATE_PACKAGE, 10760 "Application package " + pkg.packageName 10761 + " already installed. Skipping duplicate."); 10762 } 10763 10764 if (pkg.applicationInfo.isStaticSharedLibrary()) { 10765 // Static libs have a synthetic package name containing the version 10766 // but we still want the base name to be unique. 10767 if (mPackages.containsKey(pkg.manifestPackageName)) { 10768 throw new PackageManagerException( 10769 "Duplicate static shared lib provider package"); 10770 } 10771 10772 // Static shared libraries should have at least O target SDK 10773 if (pkg.applicationInfo.targetSdkVersion < Build.VERSION_CODES.O) { 10774 throw new PackageManagerException( 10775 "Packages declaring static-shared libs must target O SDK or higher"); 10776 } 10777 10778 // Package declaring static a shared lib cannot be instant apps 10779 if ((scanFlags & SCAN_AS_INSTANT_APP) != 0) { 10780 throw new PackageManagerException( 10781 "Packages declaring static-shared libs cannot be instant apps"); 10782 } 10783 10784 // Package declaring static a shared lib cannot be renamed since the package 10785 // name is synthetic and apps can't code around package manager internals. 10786 if (!ArrayUtils.isEmpty(pkg.mOriginalPackages)) { 10787 throw new PackageManagerException( 10788 "Packages declaring static-shared libs cannot be renamed"); 10789 } 10790 10791 // Package declaring static a shared lib cannot declare child packages 10792 if (!ArrayUtils.isEmpty(pkg.childPackages)) { 10793 throw new PackageManagerException( 10794 "Packages declaring static-shared libs cannot have child packages"); 10795 } 10796 10797 // Package declaring static a shared lib cannot declare dynamic libs 10798 if (!ArrayUtils.isEmpty(pkg.libraryNames)) { 10799 throw new PackageManagerException( 10800 "Packages declaring static-shared libs cannot declare dynamic libs"); 10801 } 10802 10803 // Package declaring static a shared lib cannot declare shared users 10804 if (pkg.mSharedUserId != null) { 10805 throw new PackageManagerException( 10806 "Packages declaring static-shared libs cannot declare shared users"); 10807 } 10808 10809 // Static shared libs cannot declare activities 10810 if (!pkg.activities.isEmpty()) { 10811 throw new PackageManagerException( 10812 "Static shared libs cannot declare activities"); 10813 } 10814 10815 // Static shared libs cannot declare services 10816 if (!pkg.services.isEmpty()) { 10817 throw new PackageManagerException( 10818 "Static shared libs cannot declare services"); 10819 } 10820 10821 // Static shared libs cannot declare providers 10822 if (!pkg.providers.isEmpty()) { 10823 throw new PackageManagerException( 10824 "Static shared libs cannot declare content providers"); 10825 } 10826 10827 // Static shared libs cannot declare receivers 10828 if (!pkg.receivers.isEmpty()) { 10829 throw new PackageManagerException( 10830 "Static shared libs cannot declare broadcast receivers"); 10831 } 10832 10833 // Static shared libs cannot declare permission groups 10834 if (!pkg.permissionGroups.isEmpty()) { 10835 throw new PackageManagerException( 10836 "Static shared libs cannot declare permission groups"); 10837 } 10838 10839 // Static shared libs cannot declare permissions 10840 if (!pkg.permissions.isEmpty()) { 10841 throw new PackageManagerException( 10842 "Static shared libs cannot declare permissions"); 10843 } 10844 10845 // Static shared libs cannot declare protected broadcasts 10846 if (pkg.protectedBroadcasts != null) { 10847 throw new PackageManagerException( 10848 "Static shared libs cannot declare protected broadcasts"); 10849 } 10850 10851 // Static shared libs cannot be overlay targets 10852 if (pkg.mOverlayTarget != null) { 10853 throw new PackageManagerException( 10854 "Static shared libs cannot be overlay targets"); 10855 } 10856 10857 // The version codes must be ordered as lib versions 10858 long minVersionCode = Long.MIN_VALUE; 10859 long maxVersionCode = Long.MAX_VALUE; 10860 10861 LongSparseArray<SharedLibraryEntry> versionedLib = mSharedLibraries.get( 10862 pkg.staticSharedLibName); 10863 if (versionedLib != null) { 10864 final int versionCount = versionedLib.size(); 10865 for (int i = 0; i < versionCount; i++) { 10866 SharedLibraryInfo libInfo = versionedLib.valueAt(i).info; 10867 final long libVersionCode = libInfo.getDeclaringPackage() 10868 .getLongVersionCode(); 10869 if (libInfo.getLongVersion() < pkg.staticSharedLibVersion) { 10870 minVersionCode = Math.max(minVersionCode, libVersionCode + 1); 10871 } else if (libInfo.getLongVersion() > pkg.staticSharedLibVersion) { 10872 maxVersionCode = Math.min(maxVersionCode, libVersionCode - 1); 10873 } else { 10874 minVersionCode = maxVersionCode = libVersionCode; 10875 break; 10876 } 10877 } 10878 } 10879 if (pkg.getLongVersionCode() < minVersionCode 10880 || pkg.getLongVersionCode() > maxVersionCode) { 10881 throw new PackageManagerException("Static shared" 10882 + " lib version codes must be ordered as lib versions"); 10883 } 10884 } 10885 10886 // Only privileged apps and updated privileged apps can add child packages. 10887 if (pkg.childPackages != null && !pkg.childPackages.isEmpty()) { 10888 if ((scanFlags & SCAN_AS_PRIVILEGED) == 0) { 10889 throw new PackageManagerException("Only privileged apps can add child " 10890 + "packages. Ignoring package " + pkg.packageName); 10891 } 10892 final int childCount = pkg.childPackages.size(); 10893 for (int i = 0; i < childCount; i++) { 10894 PackageParser.Package childPkg = pkg.childPackages.get(i); 10895 if (mSettings.hasOtherDisabledSystemPkgWithChildLPr(pkg.packageName, 10896 childPkg.packageName)) { 10897 throw new PackageManagerException("Can't override child of " 10898 + "another disabled app. Ignoring package " + pkg.packageName); 10899 } 10900 } 10901 } 10902 10903 // If we're only installing presumed-existing packages, require that the 10904 // scanned APK is both already known and at the path previously established 10905 // for it. Previously unknown packages we pick up normally, but if we have an 10906 // a priori expectation about this package's install presence, enforce it. 10907 // With a singular exception for new system packages. When an OTA contains 10908 // a new system package, we allow the codepath to change from a system location 10909 // to the user-installed location. If we don't allow this change, any newer, 10910 // user-installed version of the application will be ignored. 10911 if ((scanFlags & SCAN_REQUIRE_KNOWN) != 0) { 10912 if (mExpectingBetter.containsKey(pkg.packageName)) { 10913 logCriticalInfo(Log.WARN, 10914 "Relax SCAN_REQUIRE_KNOWN requirement for package " + pkg.packageName); 10915 } else { 10916 PackageSetting known = mSettings.getPackageLPr(pkg.packageName); 10917 if (known != null) { 10918 if (DEBUG_PACKAGE_SCANNING) { 10919 Log.d(TAG, "Examining " + pkg.codePath 10920 + " and requiring known paths " + known.codePathString 10921 + " & " + known.resourcePathString); 10922 } 10923 if (!pkg.applicationInfo.getCodePath().equals(known.codePathString) 10924 || !pkg.applicationInfo.getResourcePath().equals( 10925 known.resourcePathString)) { 10926 throw new PackageManagerException(INSTALL_FAILED_PACKAGE_CHANGED, 10927 "Application package " + pkg.packageName 10928 + " found at " + pkg.applicationInfo.getCodePath() 10929 + " but expected at " + known.codePathString 10930 + "; ignoring."); 10931 } 10932 } else { 10933 throw new PackageManagerException(INSTALL_FAILED_INVALID_INSTALL_LOCATION, 10934 "Application package " + pkg.packageName 10935 + " not found; ignoring."); 10936 } 10937 } 10938 } 10939 10940 // Verify that this new package doesn't have any content providers 10941 // that conflict with existing packages. Only do this if the 10942 // package isn't already installed, since we don't want to break 10943 // things that are installed. 10944 if ((scanFlags & SCAN_NEW_INSTALL) != 0) { 10945 final int N = pkg.providers.size(); 10946 int i; 10947 for (i=0; i<N; i++) { 10948 PackageParser.Provider p = pkg.providers.get(i); 10949 if (p.info.authority != null) { 10950 String names[] = p.info.authority.split(";"); 10951 for (int j = 0; j < names.length; j++) { 10952 if (mProvidersByAuthority.containsKey(names[j])) { 10953 PackageParser.Provider other = mProvidersByAuthority.get(names[j]); 10954 final String otherPackageName = 10955 ((other != null && other.getComponentName() != null) ? 10956 other.getComponentName().getPackageName() : "?"); 10957 throw new PackageManagerException( 10958 INSTALL_FAILED_CONFLICTING_PROVIDER, 10959 "Can't install because provider name " + names[j] 10960 + " (in package " + pkg.applicationInfo.packageName 10961 + ") is already used by " + otherPackageName); 10962 } 10963 } 10964 } 10965 } 10966 } 10967 10968 // Verify that packages sharing a user with a privileged app are marked as privileged. 10969 if (!pkg.isPrivileged() && (pkg.mSharedUserId != null)) { 10970 SharedUserSetting sharedUserSetting = null; 10971 try { 10972 sharedUserSetting = mSettings.getSharedUserLPw(pkg.mSharedUserId, 0, 0, false); 10973 } catch (PackageManagerException ignore) {} 10974 if (sharedUserSetting != null && sharedUserSetting.isPrivileged()) { 10975 // Exempt SharedUsers signed with the platform key. 10976 PackageSetting platformPkgSetting = mSettings.mPackages.get("android"); 10977 if ((platformPkgSetting.signatures.mSigningDetails 10978 != PackageParser.SigningDetails.UNKNOWN) 10979 && (compareSignatures( 10980 platformPkgSetting.signatures.mSigningDetails.signatures, 10981 pkg.mSigningDetails.signatures) 10982 != PackageManager.SIGNATURE_MATCH)) { 10983 throw new PackageManagerException("Apps that share a user with a " + 10984 "privileged app must themselves be marked as privileged. " + 10985 pkg.packageName + " shares privileged user " + 10986 pkg.mSharedUserId + "."); 10987 } 10988 } 10989 } 10990 10991 // Apply policies specific for runtime resource overlays (RROs). 10992 if (pkg.mOverlayTarget != null) { 10993 // System overlays have some restrictions on their use of the 'static' state. 10994 if ((scanFlags & SCAN_AS_SYSTEM) != 0) { 10995 // We are scanning a system overlay. This can be the first scan of the 10996 // system/vendor/oem partition, or an update to the system overlay. 10997 if ((parseFlags & PackageParser.PARSE_IS_SYSTEM_DIR) == 0) { 10998 // This must be an update to a system overlay. 10999 final PackageSetting previousPkg = assertNotNull( 11000 mSettings.getPackageLPr(pkg.packageName), 11001 "previous package state not present"); 11002 11003 // Static overlays cannot be updated. 11004 if (previousPkg.pkg.mOverlayIsStatic) { 11005 throw new PackageManagerException("Overlay " + pkg.packageName + 11006 " is static and cannot be upgraded."); 11007 // Non-static overlays cannot be converted to static overlays. 11008 } else if (pkg.mOverlayIsStatic) { 11009 throw new PackageManagerException("Overlay " + pkg.packageName + 11010 " cannot be upgraded into a static overlay."); 11011 } 11012 } 11013 } else { 11014 // The overlay is a non-system overlay. Non-system overlays cannot be static. 11015 if (pkg.mOverlayIsStatic) { 11016 throw new PackageManagerException("Overlay " + pkg.packageName + 11017 " is static but not pre-installed."); 11018 } 11019 11020 // The only case where we allow installation of a non-system overlay is when 11021 // its signature is signed with the platform certificate. 11022 PackageSetting platformPkgSetting = mSettings.getPackageLPr("android"); 11023 if ((platformPkgSetting.signatures.mSigningDetails 11024 != PackageParser.SigningDetails.UNKNOWN) 11025 && (compareSignatures( 11026 platformPkgSetting.signatures.mSigningDetails.signatures, 11027 pkg.mSigningDetails.signatures) 11028 != PackageManager.SIGNATURE_MATCH)) { 11029 throw new PackageManagerException("Overlay " + pkg.packageName + 11030 " must be signed with the platform certificate."); 11031 } 11032 } 11033 } 11034 } 11035 } 11036 11037 private boolean addSharedLibraryLPw(String path, String apk, String name, long version, 11038 int type, String declaringPackageName, long declaringVersionCode) { 11039 LongSparseArray<SharedLibraryEntry> versionedLib = mSharedLibraries.get(name); 11040 if (versionedLib == null) { 11041 versionedLib = new LongSparseArray<>(); 11042 mSharedLibraries.put(name, versionedLib); 11043 if (type == SharedLibraryInfo.TYPE_STATIC) { 11044 mStaticLibsByDeclaringPackage.put(declaringPackageName, versionedLib); 11045 } 11046 } else if (versionedLib.indexOfKey(version) >= 0) { 11047 return false; 11048 } 11049 SharedLibraryEntry libEntry = new SharedLibraryEntry(path, apk, name, 11050 version, type, declaringPackageName, declaringVersionCode); 11051 versionedLib.put(version, libEntry); 11052 return true; 11053 } 11054 11055 private boolean removeSharedLibraryLPw(String name, long version) { 11056 LongSparseArray<SharedLibraryEntry> versionedLib = mSharedLibraries.get(name); 11057 if (versionedLib == null) { 11058 return false; 11059 } 11060 final int libIdx = versionedLib.indexOfKey(version); 11061 if (libIdx < 0) { 11062 return false; 11063 } 11064 SharedLibraryEntry libEntry = versionedLib.valueAt(libIdx); 11065 versionedLib.remove(version); 11066 if (versionedLib.size() <= 0) { 11067 mSharedLibraries.remove(name); 11068 if (libEntry.info.getType() == SharedLibraryInfo.TYPE_STATIC) { 11069 mStaticLibsByDeclaringPackage.remove(libEntry.info.getDeclaringPackage() 11070 .getPackageName()); 11071 } 11072 } 11073 return true; 11074 } 11075 11076 /** 11077 * Adds a scanned package to the system. When this method is finished, the package will 11078 * be available for query, resolution, etc... 11079 */ 11080 private void commitPackageSettings(PackageParser.Package pkg, PackageSetting pkgSetting, 11081 UserHandle user, final @ScanFlags int scanFlags, boolean chatty) { 11082 final String pkgName = pkg.packageName; 11083 if (mCustomResolverComponentName != null && 11084 mCustomResolverComponentName.getPackageName().equals(pkg.packageName)) { 11085 setUpCustomResolverActivity(pkg); 11086 } 11087 11088 if (pkg.packageName.equals("android")) { 11089 synchronized (mPackages) { 11090 if ((scanFlags & SCAN_CHECK_ONLY) == 0) { 11091 // Set up information for our fall-back user intent resolution activity. 11092 mPlatformPackage = pkg; 11093 pkg.mVersionCode = mSdkVersion; 11094 pkg.mVersionCodeMajor = 0; 11095 mAndroidApplication = pkg.applicationInfo; 11096 if (!mResolverReplaced) { 11097 mResolveActivity.applicationInfo = mAndroidApplication; 11098 mResolveActivity.name = ResolverActivity.class.getName(); 11099 mResolveActivity.packageName = mAndroidApplication.packageName; 11100 mResolveActivity.processName = "system:ui"; 11101 mResolveActivity.launchMode = ActivityInfo.LAUNCH_MULTIPLE; 11102 mResolveActivity.documentLaunchMode = ActivityInfo.DOCUMENT_LAUNCH_NEVER; 11103 mResolveActivity.flags = ActivityInfo.FLAG_EXCLUDE_FROM_RECENTS; 11104 mResolveActivity.theme = R.style.Theme_Material_Dialog_Alert; 11105 mResolveActivity.exported = true; 11106 mResolveActivity.enabled = true; 11107 mResolveActivity.resizeMode = ActivityInfo.RESIZE_MODE_RESIZEABLE; 11108 mResolveActivity.configChanges = ActivityInfo.CONFIG_SCREEN_SIZE 11109 | ActivityInfo.CONFIG_SMALLEST_SCREEN_SIZE 11110 | ActivityInfo.CONFIG_SCREEN_LAYOUT 11111 | ActivityInfo.CONFIG_ORIENTATION 11112 | ActivityInfo.CONFIG_KEYBOARD 11113 | ActivityInfo.CONFIG_KEYBOARD_HIDDEN; 11114 mResolveInfo.activityInfo = mResolveActivity; 11115 mResolveInfo.priority = 0; 11116 mResolveInfo.preferredOrder = 0; 11117 mResolveInfo.match = 0; 11118 mResolveComponentName = new ComponentName( 11119 mAndroidApplication.packageName, mResolveActivity.name); 11120 } 11121 } 11122 } 11123 } 11124 11125 ArrayList<PackageParser.Package> clientLibPkgs = null; 11126 // writer 11127 synchronized (mPackages) { 11128 boolean hasStaticSharedLibs = false; 11129 11130 // Any app can add new static shared libraries 11131 if (pkg.staticSharedLibName != null) { 11132 // Static shared libs don't allow renaming as they have synthetic package 11133 // names to allow install of multiple versions, so use name from manifest. 11134 if (addSharedLibraryLPw(null, pkg.packageName, pkg.staticSharedLibName, 11135 pkg.staticSharedLibVersion, SharedLibraryInfo.TYPE_STATIC, 11136 pkg.manifestPackageName, pkg.getLongVersionCode())) { 11137 hasStaticSharedLibs = true; 11138 } else { 11139 Slog.w(TAG, "Package " + pkg.packageName + " library " 11140 + pkg.staticSharedLibName + " already exists; skipping"); 11141 } 11142 // Static shared libs cannot be updated once installed since they 11143 // use synthetic package name which includes the version code, so 11144 // not need to update other packages's shared lib dependencies. 11145 } 11146 11147 if (!hasStaticSharedLibs 11148 && (pkg.applicationInfo.flags & ApplicationInfo.FLAG_SYSTEM) != 0) { 11149 // Only system apps can add new dynamic shared libraries. 11150 if (pkg.libraryNames != null) { 11151 for (int i = 0; i < pkg.libraryNames.size(); i++) { 11152 String name = pkg.libraryNames.get(i); 11153 boolean allowed = false; 11154 if (pkg.isUpdatedSystemApp()) { 11155 // New library entries can only be added through the 11156 // system image. This is important to get rid of a lot 11157 // of nasty edge cases: for example if we allowed a non- 11158 // system update of the app to add a library, then uninstalling 11159 // the update would make the library go away, and assumptions 11160 // we made such as through app install filtering would now 11161 // have allowed apps on the device which aren't compatible 11162 // with it. Better to just have the restriction here, be 11163 // conservative, and create many fewer cases that can negatively 11164 // impact the user experience. 11165 final PackageSetting sysPs = mSettings 11166 .getDisabledSystemPkgLPr(pkg.packageName); 11167 if (sysPs.pkg != null && sysPs.pkg.libraryNames != null) { 11168 for (int j = 0; j < sysPs.pkg.libraryNames.size(); j++) { 11169 if (name.equals(sysPs.pkg.libraryNames.get(j))) { 11170 allowed = true; 11171 break; 11172 } 11173 } 11174 } 11175 } else { 11176 allowed = true; 11177 } 11178 if (allowed) { 11179 if (!addSharedLibraryLPw(null, pkg.packageName, name, 11180 SharedLibraryInfo.VERSION_UNDEFINED, 11181 SharedLibraryInfo.TYPE_DYNAMIC, 11182 pkg.packageName, pkg.getLongVersionCode())) { 11183 Slog.w(TAG, "Package " + pkg.packageName + " library " 11184 + name + " already exists; skipping"); 11185 } 11186 } else { 11187 Slog.w(TAG, "Package " + pkg.packageName + " declares lib " 11188 + name + " that is not declared on system image; skipping"); 11189 } 11190 } 11191 11192 if ((scanFlags & SCAN_BOOTING) == 0) { 11193 // If we are not booting, we need to update any applications 11194 // that are clients of our shared library. If we are booting, 11195 // this will all be done once the scan is complete. 11196 clientLibPkgs = updateAllSharedLibrariesLPw(pkg); 11197 } 11198 } 11199 } 11200 } 11201 11202 if ((scanFlags & SCAN_BOOTING) != 0) { 11203 // No apps can run during boot scan, so they don't need to be frozen 11204 } else if ((scanFlags & SCAN_DONT_KILL_APP) != 0) { 11205 // Caller asked to not kill app, so it's probably not frozen 11206 } else if ((scanFlags & SCAN_IGNORE_FROZEN) != 0) { 11207 // Caller asked us to ignore frozen check for some reason; they 11208 // probably didn't know the package name 11209 } else { 11210 // We're doing major surgery on this package, so it better be frozen 11211 // right now to keep it from launching 11212 checkPackageFrozen(pkgName); 11213 } 11214 11215 // Also need to kill any apps that are dependent on the library. 11216 if (clientLibPkgs != null) { 11217 for (int i=0; i<clientLibPkgs.size(); i++) { 11218 PackageParser.Package clientPkg = clientLibPkgs.get(i); 11219 killApplication(clientPkg.applicationInfo.packageName, 11220 clientPkg.applicationInfo.uid, "update lib"); 11221 } 11222 } 11223 11224 // writer 11225 Trace.traceBegin(TRACE_TAG_PACKAGE_MANAGER, "updateSettings"); 11226 11227 synchronized (mPackages) { 11228 // We don't expect installation to fail beyond this point 11229 11230 // Add the new setting to mSettings 11231 mSettings.insertPackageSettingLPw(pkgSetting, pkg); 11232 // Add the new setting to mPackages 11233 mPackages.put(pkg.applicationInfo.packageName, pkg); 11234 // Make sure we don't accidentally delete its data. 11235 final Iterator<PackageCleanItem> iter = mSettings.mPackagesToBeCleaned.iterator(); 11236 while (iter.hasNext()) { 11237 PackageCleanItem item = iter.next(); 11238 if (pkgName.equals(item.packageName)) { 11239 iter.remove(); 11240 } 11241 } 11242 11243 // Add the package's KeySets to the global KeySetManagerService 11244 KeySetManagerService ksms = mSettings.mKeySetManagerService; 11245 ksms.addScannedPackageLPw(pkg); 11246 11247 int N = pkg.providers.size(); 11248 StringBuilder r = null; 11249 int i; 11250 for (i=0; i<N; i++) { 11251 PackageParser.Provider p = pkg.providers.get(i); 11252 p.info.processName = fixProcessName(pkg.applicationInfo.processName, 11253 p.info.processName); 11254 mProviders.addProvider(p); 11255 p.syncable = p.info.isSyncable; 11256 if (p.info.authority != null) { 11257 String names[] = p.info.authority.split(";"); 11258 p.info.authority = null; 11259 for (int j = 0; j < names.length; j++) { 11260 if (j == 1 && p.syncable) { 11261 // We only want the first authority for a provider to possibly be 11262 // syncable, so if we already added this provider using a different 11263 // authority clear the syncable flag. We copy the provider before 11264 // changing it because the mProviders object contains a reference 11265 // to a provider that we don't want to change. 11266 // Only do this for the second authority since the resulting provider 11267 // object can be the same for all future authorities for this provider. 11268 p = new PackageParser.Provider(p); 11269 p.syncable = false; 11270 } 11271 if (!mProvidersByAuthority.containsKey(names[j])) { 11272 mProvidersByAuthority.put(names[j], p); 11273 if (p.info.authority == null) { 11274 p.info.authority = names[j]; 11275 } else { 11276 p.info.authority = p.info.authority + ";" + names[j]; 11277 } 11278 if (DEBUG_PACKAGE_SCANNING) { 11279 if (chatty) 11280 Log.d(TAG, "Registered content provider: " + names[j] 11281 + ", className = " + p.info.name + ", isSyncable = " 11282 + p.info.isSyncable); 11283 } 11284 } else { 11285 PackageParser.Provider other = mProvidersByAuthority.get(names[j]); 11286 Slog.w(TAG, "Skipping provider name " + names[j] + 11287 " (in package " + pkg.applicationInfo.packageName + 11288 "): name already used by " 11289 + ((other != null && other.getComponentName() != null) 11290 ? other.getComponentName().getPackageName() : "?")); 11291 } 11292 } 11293 } 11294 if (chatty) { 11295 if (r == null) { 11296 r = new StringBuilder(256); 11297 } else { 11298 r.append(' '); 11299 } 11300 r.append(p.info.name); 11301 } 11302 } 11303 if (r != null) { 11304 if (DEBUG_PACKAGE_SCANNING) Log.d(TAG, " Providers: " + r); 11305 } 11306 11307 N = pkg.services.size(); 11308 r = null; 11309 for (i=0; i<N; i++) { 11310 PackageParser.Service s = pkg.services.get(i); 11311 s.info.processName = fixProcessName(pkg.applicationInfo.processName, 11312 s.info.processName); 11313 mServices.addService(s); 11314 if (chatty) { 11315 if (r == null) { 11316 r = new StringBuilder(256); 11317 } else { 11318 r.append(' '); 11319 } 11320 r.append(s.info.name); 11321 } 11322 } 11323 if (r != null) { 11324 if (DEBUG_PACKAGE_SCANNING) Log.d(TAG, " Services: " + r); 11325 } 11326 11327 N = pkg.receivers.size(); 11328 r = null; 11329 for (i=0; i<N; i++) { 11330 PackageParser.Activity a = pkg.receivers.get(i); 11331 a.info.processName = fixProcessName(pkg.applicationInfo.processName, 11332 a.info.processName); 11333 mReceivers.addActivity(a, "receiver"); 11334 if (chatty) { 11335 if (r == null) { 11336 r = new StringBuilder(256); 11337 } else { 11338 r.append(' '); 11339 } 11340 r.append(a.info.name); 11341 } 11342 } 11343 if (r != null) { 11344 if (DEBUG_PACKAGE_SCANNING) Log.d(TAG, " Receivers: " + r); 11345 } 11346 11347 N = pkg.activities.size(); 11348 r = null; 11349 for (i=0; i<N; i++) { 11350 PackageParser.Activity a = pkg.activities.get(i); 11351 a.info.processName = fixProcessName(pkg.applicationInfo.processName, 11352 a.info.processName); 11353 mActivities.addActivity(a, "activity"); 11354 if (chatty) { 11355 if (r == null) { 11356 r = new StringBuilder(256); 11357 } else { 11358 r.append(' '); 11359 } 11360 r.append(a.info.name); 11361 } 11362 } 11363 if (r != null) { 11364 if (DEBUG_PACKAGE_SCANNING) Log.d(TAG, " Activities: " + r); 11365 } 11366 11367 // Don't allow ephemeral applications to define new permissions groups. 11368 if ((scanFlags & SCAN_AS_INSTANT_APP) != 0) { 11369 Slog.w(TAG, "Permission groups from package " + pkg.packageName 11370 + " ignored: instant apps cannot define new permission groups."); 11371 } else { 11372 mPermissionManager.addAllPermissionGroups(pkg, chatty); 11373 } 11374 11375 // Don't allow ephemeral applications to define new permissions. 11376 if ((scanFlags & SCAN_AS_INSTANT_APP) != 0) { 11377 Slog.w(TAG, "Permissions from package " + pkg.packageName 11378 + " ignored: instant apps cannot define new permissions."); 11379 } else { 11380 mPermissionManager.addAllPermissions(pkg, chatty); 11381 } 11382 11383 N = pkg.instrumentation.size(); 11384 r = null; 11385 for (i=0; i<N; i++) { 11386 PackageParser.Instrumentation a = pkg.instrumentation.get(i); 11387 a.info.packageName = pkg.applicationInfo.packageName; 11388 a.info.sourceDir = pkg.applicationInfo.sourceDir; 11389 a.info.publicSourceDir = pkg.applicationInfo.publicSourceDir; 11390 a.info.splitNames = pkg.splitNames; 11391 a.info.splitSourceDirs = pkg.applicationInfo.splitSourceDirs; 11392 a.info.splitPublicSourceDirs = pkg.applicationInfo.splitPublicSourceDirs; 11393 a.info.splitDependencies = pkg.applicationInfo.splitDependencies; 11394 a.info.dataDir = pkg.applicationInfo.dataDir; 11395 a.info.deviceProtectedDataDir = pkg.applicationInfo.deviceProtectedDataDir; 11396 a.info.credentialProtectedDataDir = pkg.applicationInfo.credentialProtectedDataDir; 11397 a.info.nativeLibraryDir = pkg.applicationInfo.nativeLibraryDir; 11398 a.info.secondaryNativeLibraryDir = pkg.applicationInfo.secondaryNativeLibraryDir; 11399 mInstrumentation.put(a.getComponentName(), a); 11400 if (chatty) { 11401 if (r == null) { 11402 r = new StringBuilder(256); 11403 } else { 11404 r.append(' '); 11405 } 11406 r.append(a.info.name); 11407 } 11408 } 11409 if (r != null) { 11410 if (DEBUG_PACKAGE_SCANNING) Log.d(TAG, " Instrumentation: " + r); 11411 } 11412 11413 if (pkg.protectedBroadcasts != null) { 11414 N = pkg.protectedBroadcasts.size(); 11415 synchronized (mProtectedBroadcasts) { 11416 for (i = 0; i < N; i++) { 11417 mProtectedBroadcasts.add(pkg.protectedBroadcasts.get(i)); 11418 } 11419 } 11420 } 11421 } 11422 11423 Trace.traceEnd(TRACE_TAG_PACKAGE_MANAGER); 11424 } 11425 11426 /** 11427 * Derive the ABI of a non-system package located at {@code scanFile}. This information 11428 * is derived purely on the basis of the contents of {@code scanFile} and 11429 * {@code cpuAbiOverride}. 11430 * 11431 * If {@code extractLibs} is true, native libraries are extracted from the app if required. 11432 */ 11433 private static void derivePackageAbi(PackageParser.Package pkg, String cpuAbiOverride, 11434 boolean extractLibs) 11435 throws PackageManagerException { 11436 // Give ourselves some initial paths; we'll come back for another 11437 // pass once we've determined ABI below. 11438 setNativeLibraryPaths(pkg, sAppLib32InstallDir); 11439 11440 // We would never need to extract libs for forward-locked and external packages, 11441 // since the container service will do it for us. We shouldn't attempt to 11442 // extract libs from system app when it was not updated. 11443 if (pkg.isForwardLocked() || pkg.applicationInfo.isExternalAsec() || 11444 (isSystemApp(pkg) && !pkg.isUpdatedSystemApp())) { 11445 extractLibs = false; 11446 } 11447 11448 final String nativeLibraryRootStr = pkg.applicationInfo.nativeLibraryRootDir; 11449 final boolean useIsaSpecificSubdirs = pkg.applicationInfo.nativeLibraryRootRequiresIsa; 11450 11451 NativeLibraryHelper.Handle handle = null; 11452 try { 11453 handle = NativeLibraryHelper.Handle.create(pkg); 11454 // TODO(multiArch): This can be null for apps that didn't go through the 11455 // usual installation process. We can calculate it again, like we 11456 // do during install time. 11457 // 11458 // TODO(multiArch): Why do we need to rescan ASEC apps again ? It seems totally 11459 // unnecessary. 11460 final File nativeLibraryRoot = new File(nativeLibraryRootStr); 11461 11462 // Null out the abis so that they can be recalculated. 11463 pkg.applicationInfo.primaryCpuAbi = null; 11464 pkg.applicationInfo.secondaryCpuAbi = null; 11465 if (isMultiArch(pkg.applicationInfo)) { 11466 // Warn if we've set an abiOverride for multi-lib packages.. 11467 // By definition, we need to copy both 32 and 64 bit libraries for 11468 // such packages. 11469 if (pkg.cpuAbiOverride != null 11470 && !NativeLibraryHelper.CLEAR_ABI_OVERRIDE.equals(pkg.cpuAbiOverride)) { 11471 Slog.w(TAG, "Ignoring abiOverride for multi arch application."); 11472 } 11473 11474 int abi32 = PackageManager.NO_NATIVE_LIBRARIES; 11475 int abi64 = PackageManager.NO_NATIVE_LIBRARIES; 11476 if (Build.SUPPORTED_32_BIT_ABIS.length > 0) { 11477 if (extractLibs) { 11478 Trace.traceBegin(TRACE_TAG_PACKAGE_MANAGER, "copyNativeBinaries"); 11479 abi32 = NativeLibraryHelper.copyNativeBinariesForSupportedAbi(handle, 11480 nativeLibraryRoot, Build.SUPPORTED_32_BIT_ABIS, 11481 useIsaSpecificSubdirs); 11482 } else { 11483 Trace.traceBegin(TRACE_TAG_PACKAGE_MANAGER, "findSupportedAbi"); 11484 abi32 = NativeLibraryHelper.findSupportedAbi(handle, Build.SUPPORTED_32_BIT_ABIS); 11485 } 11486 Trace.traceEnd(TRACE_TAG_PACKAGE_MANAGER); 11487 } 11488 11489 // Shared library native code should be in the APK zip aligned 11490 if (abi32 >= 0 && pkg.isLibrary() && extractLibs) { 11491 throw new PackageManagerException(INSTALL_FAILED_INTERNAL_ERROR, 11492 "Shared library native lib extraction not supported"); 11493 } 11494 11495 maybeThrowExceptionForMultiArchCopy( 11496 "Error unpackaging 32 bit native libs for multiarch app.", abi32); 11497 11498 if (Build.SUPPORTED_64_BIT_ABIS.length > 0) { 11499 if (extractLibs) { 11500 Trace.traceBegin(TRACE_TAG_PACKAGE_MANAGER, "copyNativeBinaries"); 11501 abi64 = NativeLibraryHelper.copyNativeBinariesForSupportedAbi(handle, 11502 nativeLibraryRoot, Build.SUPPORTED_64_BIT_ABIS, 11503 useIsaSpecificSubdirs); 11504 } else { 11505 Trace.traceBegin(TRACE_TAG_PACKAGE_MANAGER, "findSupportedAbi"); 11506 abi64 = NativeLibraryHelper.findSupportedAbi(handle, Build.SUPPORTED_64_BIT_ABIS); 11507 } 11508 Trace.traceEnd(TRACE_TAG_PACKAGE_MANAGER); 11509 } 11510 11511 maybeThrowExceptionForMultiArchCopy( 11512 "Error unpackaging 64 bit native libs for multiarch app.", abi64); 11513 11514 if (abi64 >= 0) { 11515 // Shared library native libs should be in the APK zip aligned 11516 if (extractLibs && pkg.isLibrary()) { 11517 throw new PackageManagerException(INSTALL_FAILED_INTERNAL_ERROR, 11518 "Shared library native lib extraction not supported"); 11519 } 11520 pkg.applicationInfo.primaryCpuAbi = Build.SUPPORTED_64_BIT_ABIS[abi64]; 11521 } 11522 11523 if (abi32 >= 0) { 11524 final String abi = Build.SUPPORTED_32_BIT_ABIS[abi32]; 11525 if (abi64 >= 0) { 11526 if (pkg.use32bitAbi) { 11527 pkg.applicationInfo.secondaryCpuAbi = pkg.applicationInfo.primaryCpuAbi; 11528 pkg.applicationInfo.primaryCpuAbi = abi; 11529 } else { 11530 pkg.applicationInfo.secondaryCpuAbi = abi; 11531 } 11532 } else { 11533 pkg.applicationInfo.primaryCpuAbi = abi; 11534 } 11535 } 11536 } else { 11537 String[] abiList = (cpuAbiOverride != null) ? 11538 new String[] { cpuAbiOverride } : Build.SUPPORTED_ABIS; 11539 11540 // Enable gross and lame hacks for apps that are built with old 11541 // SDK tools. We must scan their APKs for renderscript bitcode and 11542 // not launch them if it's present. Don't bother checking on devices 11543 // that don't have 64 bit support. 11544 boolean needsRenderScriptOverride = false; 11545 if (Build.SUPPORTED_64_BIT_ABIS.length > 0 && cpuAbiOverride == null && 11546 NativeLibraryHelper.hasRenderscriptBitcode(handle)) { 11547 abiList = Build.SUPPORTED_32_BIT_ABIS; 11548 needsRenderScriptOverride = true; 11549 } 11550 11551 final int copyRet; 11552 if (extractLibs) { 11553 Trace.traceBegin(TRACE_TAG_PACKAGE_MANAGER, "copyNativeBinaries"); 11554 copyRet = NativeLibraryHelper.copyNativeBinariesForSupportedAbi(handle, 11555 nativeLibraryRoot, abiList, useIsaSpecificSubdirs); 11556 } else { 11557 Trace.traceBegin(TRACE_TAG_PACKAGE_MANAGER, "findSupportedAbi"); 11558 copyRet = NativeLibraryHelper.findSupportedAbi(handle, abiList); 11559 } 11560 Trace.traceEnd(TRACE_TAG_PACKAGE_MANAGER); 11561 11562 if (copyRet < 0 && copyRet != PackageManager.NO_NATIVE_LIBRARIES) { 11563 throw new PackageManagerException(INSTALL_FAILED_INTERNAL_ERROR, 11564 "Error unpackaging native libs for app, errorCode=" + copyRet); 11565 } 11566 11567 if (copyRet >= 0) { 11568 // Shared libraries that have native libs must be multi-architecture 11569 if (pkg.isLibrary()) { 11570 throw new PackageManagerException(INSTALL_FAILED_INTERNAL_ERROR, 11571 "Shared library with native libs must be multiarch"); 11572 } 11573 pkg.applicationInfo.primaryCpuAbi = abiList[copyRet]; 11574 } else if (copyRet == PackageManager.NO_NATIVE_LIBRARIES && cpuAbiOverride != null) { 11575 pkg.applicationInfo.primaryCpuAbi = cpuAbiOverride; 11576 } else if (needsRenderScriptOverride) { 11577 pkg.applicationInfo.primaryCpuAbi = abiList[0]; 11578 } 11579 } 11580 } catch (IOException ioe) { 11581 Slog.e(TAG, "Unable to get canonical file " + ioe.toString()); 11582 } finally { 11583 IoUtils.closeQuietly(handle); 11584 } 11585 11586 // Now that we've calculated the ABIs and determined if it's an internal app, 11587 // we will go ahead and populate the nativeLibraryPath. 11588 setNativeLibraryPaths(pkg, sAppLib32InstallDir); 11589 } 11590 11591 /** 11592 * Adjusts ABIs for a set of packages belonging to a shared user so that they all match. 11593 * i.e, so that all packages can be run inside a single process if required. 11594 * 11595 * Optionally, callers can pass in a parsed package via {@code newPackage} in which case 11596 * this function will either try and make the ABI for all packages in {@code packagesForUser} 11597 * match {@code scannedPackage} or will update the ABI of {@code scannedPackage} to match 11598 * the ABI selected for {@code packagesForUser}. This variant is used when installing or 11599 * updating a package that belongs to a shared user. 11600 * 11601 * NOTE: We currently only match for the primary CPU abi string. Matching the secondary 11602 * adds unnecessary complexity. 11603 */ 11604 private static @Nullable List<String> adjustCpuAbisForSharedUserLPw( 11605 Set<PackageSetting> packagesForUser, PackageParser.Package scannedPackage) { 11606 List<String> changedAbiCodePath = null; 11607 String requiredInstructionSet = null; 11608 if (scannedPackage != null && scannedPackage.applicationInfo.primaryCpuAbi != null) { 11609 requiredInstructionSet = VMRuntime.getInstructionSet( 11610 scannedPackage.applicationInfo.primaryCpuAbi); 11611 } 11612 11613 PackageSetting requirer = null; 11614 for (PackageSetting ps : packagesForUser) { 11615 // If packagesForUser contains scannedPackage, we skip it. This will happen 11616 // when scannedPackage is an update of an existing package. Without this check, 11617 // we will never be able to change the ABI of any package belonging to a shared 11618 // user, even if it's compatible with other packages. 11619 if (scannedPackage == null || !scannedPackage.packageName.equals(ps.name)) { 11620 if (ps.primaryCpuAbiString == null) { 11621 continue; 11622 } 11623 11624 final String instructionSet = VMRuntime.getInstructionSet(ps.primaryCpuAbiString); 11625 if (requiredInstructionSet != null && !instructionSet.equals(requiredInstructionSet)) { 11626 // We have a mismatch between instruction sets (say arm vs arm64) warn about 11627 // this but there's not much we can do. 11628 String errorMessage = "Instruction set mismatch, " 11629 + ((requirer == null) ? "[caller]" : requirer) 11630 + " requires " + requiredInstructionSet + " whereas " + ps 11631 + " requires " + instructionSet; 11632 Slog.w(TAG, errorMessage); 11633 } 11634 11635 if (requiredInstructionSet == null) { 11636 requiredInstructionSet = instructionSet; 11637 requirer = ps; 11638 } 11639 } 11640 } 11641 11642 if (requiredInstructionSet != null) { 11643 String adjustedAbi; 11644 if (requirer != null) { 11645 // requirer != null implies that either scannedPackage was null or that scannedPackage 11646 // did not require an ABI, in which case we have to adjust scannedPackage to match 11647 // the ABI of the set (which is the same as requirer's ABI) 11648 adjustedAbi = requirer.primaryCpuAbiString; 11649 if (scannedPackage != null) { 11650 scannedPackage.applicationInfo.primaryCpuAbi = adjustedAbi; 11651 } 11652 } else { 11653 // requirer == null implies that we're updating all ABIs in the set to 11654 // match scannedPackage. 11655 adjustedAbi = scannedPackage.applicationInfo.primaryCpuAbi; 11656 } 11657 11658 for (PackageSetting ps : packagesForUser) { 11659 if (scannedPackage == null || !scannedPackage.packageName.equals(ps.name)) { 11660 if (ps.primaryCpuAbiString != null) { 11661 continue; 11662 } 11663 11664 ps.primaryCpuAbiString = adjustedAbi; 11665 if (ps.pkg != null && ps.pkg.applicationInfo != null && 11666 !TextUtils.equals(adjustedAbi, ps.pkg.applicationInfo.primaryCpuAbi)) { 11667 ps.pkg.applicationInfo.primaryCpuAbi = adjustedAbi; 11668 if (DEBUG_ABI_SELECTION) { 11669 Slog.i(TAG, "Adjusting ABI for " + ps.name + " to " + adjustedAbi 11670 + " (requirer=" 11671 + (requirer != null ? requirer.pkg : "null") 11672 + ", scannedPackage=" 11673 + (scannedPackage != null ? scannedPackage : "null") 11674 + ")"); 11675 } 11676 if (changedAbiCodePath == null) { 11677 changedAbiCodePath = new ArrayList<>(); 11678 } 11679 changedAbiCodePath.add(ps.codePathString); 11680 } 11681 } 11682 } 11683 } 11684 return changedAbiCodePath; 11685 } 11686 11687 private void setUpCustomResolverActivity(PackageParser.Package pkg) { 11688 synchronized (mPackages) { 11689 mResolverReplaced = true; 11690 // Set up information for custom user intent resolution activity. 11691 mResolveActivity.applicationInfo = pkg.applicationInfo; 11692 mResolveActivity.name = mCustomResolverComponentName.getClassName(); 11693 mResolveActivity.packageName = pkg.applicationInfo.packageName; 11694 mResolveActivity.processName = pkg.applicationInfo.packageName; 11695 mResolveActivity.launchMode = ActivityInfo.LAUNCH_MULTIPLE; 11696 mResolveActivity.flags = ActivityInfo.FLAG_EXCLUDE_FROM_RECENTS | 11697 ActivityInfo.FLAG_FINISH_ON_CLOSE_SYSTEM_DIALOGS; 11698 mResolveActivity.theme = 0; 11699 mResolveActivity.exported = true; 11700 mResolveActivity.enabled = true; 11701 mResolveInfo.activityInfo = mResolveActivity; 11702 mResolveInfo.priority = 0; 11703 mResolveInfo.preferredOrder = 0; 11704 mResolveInfo.match = 0; 11705 mResolveComponentName = mCustomResolverComponentName; 11706 Slog.i(TAG, "Replacing default ResolverActivity with custom activity: " + 11707 mResolveComponentName); 11708 } 11709 } 11710 11711 private void setUpInstantAppInstallerActivityLP(ActivityInfo installerActivity) { 11712 if (installerActivity == null) { 11713 if (DEBUG_INSTANT) { 11714 Slog.d(TAG, "Clear ephemeral installer activity"); 11715 } 11716 mInstantAppInstallerActivity = null; 11717 return; 11718 } 11719 11720 if (DEBUG_INSTANT) { 11721 Slog.d(TAG, "Set ephemeral installer activity: " 11722 + installerActivity.getComponentName()); 11723 } 11724 // Set up information for ephemeral installer activity 11725 mInstantAppInstallerActivity = installerActivity; 11726 mInstantAppInstallerActivity.flags |= ActivityInfo.FLAG_EXCLUDE_FROM_RECENTS 11727 | ActivityInfo.FLAG_FINISH_ON_CLOSE_SYSTEM_DIALOGS; 11728 mInstantAppInstallerActivity.exported = true; 11729 mInstantAppInstallerActivity.enabled = true; 11730 mInstantAppInstallerInfo.activityInfo = mInstantAppInstallerActivity; 11731 mInstantAppInstallerInfo.priority = 1; 11732 mInstantAppInstallerInfo.preferredOrder = 1; 11733 mInstantAppInstallerInfo.isDefault = true; 11734 mInstantAppInstallerInfo.match = IntentFilter.MATCH_CATEGORY_SCHEME_SPECIFIC_PART 11735 | IntentFilter.MATCH_ADJUSTMENT_NORMAL; 11736 } 11737 11738 private static String calculateBundledApkRoot(final String codePathString) { 11739 final File codePath = new File(codePathString); 11740 final File codeRoot; 11741 if (FileUtils.contains(Environment.getRootDirectory(), codePath)) { 11742 codeRoot = Environment.getRootDirectory(); 11743 } else if (FileUtils.contains(Environment.getOemDirectory(), codePath)) { 11744 codeRoot = Environment.getOemDirectory(); 11745 } else if (FileUtils.contains(Environment.getVendorDirectory(), codePath)) { 11746 codeRoot = Environment.getVendorDirectory(); 11747 } else if (FileUtils.contains(Environment.getProductDirectory(), codePath)) { 11748 codeRoot = Environment.getProductDirectory(); 11749 } else { 11750 // Unrecognized code path; take its top real segment as the apk root: 11751 // e.g. /something/app/blah.apk => /something 11752 try { 11753 File f = codePath.getCanonicalFile(); 11754 File parent = f.getParentFile(); // non-null because codePath is a file 11755 File tmp; 11756 while ((tmp = parent.getParentFile()) != null) { 11757 f = parent; 11758 parent = tmp; 11759 } 11760 codeRoot = f; 11761 Slog.w(TAG, "Unrecognized code path " 11762 + codePath + " - using " + codeRoot); 11763 } catch (IOException e) { 11764 // Can't canonicalize the code path -- shenanigans? 11765 Slog.w(TAG, "Can't canonicalize code path " + codePath); 11766 return Environment.getRootDirectory().getPath(); 11767 } 11768 } 11769 return codeRoot.getPath(); 11770 } 11771 11772 /** 11773 * Derive and set the location of native libraries for the given package, 11774 * which varies depending on where and how the package was installed. 11775 */ 11776 private static void setNativeLibraryPaths(PackageParser.Package pkg, File appLib32InstallDir) { 11777 final ApplicationInfo info = pkg.applicationInfo; 11778 final String codePath = pkg.codePath; 11779 final File codeFile = new File(codePath); 11780 final boolean bundledApp = info.isSystemApp() && !info.isUpdatedSystemApp(); 11781 final boolean asecApp = info.isForwardLocked() || info.isExternalAsec(); 11782 11783 info.nativeLibraryRootDir = null; 11784 info.nativeLibraryRootRequiresIsa = false; 11785 info.nativeLibraryDir = null; 11786 info.secondaryNativeLibraryDir = null; 11787 11788 if (isApkFile(codeFile)) { 11789 // Monolithic install 11790 if (bundledApp) { 11791 // If "/system/lib64/apkname" exists, assume that is the per-package 11792 // native library directory to use; otherwise use "/system/lib/apkname". 11793 final String apkRoot = calculateBundledApkRoot(info.sourceDir); 11794 final boolean is64Bit = VMRuntime.is64BitInstructionSet( 11795 getPrimaryInstructionSet(info)); 11796 11797 // This is a bundled system app so choose the path based on the ABI. 11798 // if it's a 64 bit abi, use lib64 otherwise use lib32. Note that this 11799 // is just the default path. 11800 final String apkName = deriveCodePathName(codePath); 11801 final String libDir = is64Bit ? LIB64_DIR_NAME : LIB_DIR_NAME; 11802 info.nativeLibraryRootDir = Environment.buildPath(new File(apkRoot), libDir, 11803 apkName).getAbsolutePath(); 11804 11805 if (info.secondaryCpuAbi != null) { 11806 final String secondaryLibDir = is64Bit ? LIB_DIR_NAME : LIB64_DIR_NAME; 11807 info.secondaryNativeLibraryDir = Environment.buildPath(new File(apkRoot), 11808 secondaryLibDir, apkName).getAbsolutePath(); 11809 } 11810 } else if (asecApp) { 11811 info.nativeLibraryRootDir = new File(codeFile.getParentFile(), LIB_DIR_NAME) 11812 .getAbsolutePath(); 11813 } else { 11814 final String apkName = deriveCodePathName(codePath); 11815 info.nativeLibraryRootDir = new File(appLib32InstallDir, apkName) 11816 .getAbsolutePath(); 11817 } 11818 11819 info.nativeLibraryRootRequiresIsa = false; 11820 info.nativeLibraryDir = info.nativeLibraryRootDir; 11821 } else { 11822 // Cluster install 11823 info.nativeLibraryRootDir = new File(codeFile, LIB_DIR_NAME).getAbsolutePath(); 11824 info.nativeLibraryRootRequiresIsa = true; 11825 11826 info.nativeLibraryDir = new File(info.nativeLibraryRootDir, 11827 getPrimaryInstructionSet(info)).getAbsolutePath(); 11828 11829 if (info.secondaryCpuAbi != null) { 11830 info.secondaryNativeLibraryDir = new File(info.nativeLibraryRootDir, 11831 VMRuntime.getInstructionSet(info.secondaryCpuAbi)).getAbsolutePath(); 11832 } 11833 } 11834 } 11835 11836 /** 11837 * Calculate the abis and roots for a bundled app. These can uniquely 11838 * be determined from the contents of the system partition, i.e whether 11839 * it contains 64 or 32 bit shared libraries etc. We do not validate any 11840 * of this information, and instead assume that the system was built 11841 * sensibly. 11842 */ 11843 private static void setBundledAppAbisAndRoots(PackageParser.Package pkg, 11844 PackageSetting pkgSetting) { 11845 final String apkName = deriveCodePathName(pkg.applicationInfo.getCodePath()); 11846 11847 // If "/system/lib64/apkname" exists, assume that is the per-package 11848 // native library directory to use; otherwise use "/system/lib/apkname". 11849 final String apkRoot = calculateBundledApkRoot(pkg.applicationInfo.sourceDir); 11850 setBundledAppAbi(pkg, apkRoot, apkName); 11851 // pkgSetting might be null during rescan following uninstall of updates 11852 // to a bundled app, so accommodate that possibility. The settings in 11853 // that case will be established later from the parsed package. 11854 // 11855 // If the settings aren't null, sync them up with what we've just derived. 11856 // note that apkRoot isn't stored in the package settings. 11857 if (pkgSetting != null) { 11858 pkgSetting.primaryCpuAbiString = pkg.applicationInfo.primaryCpuAbi; 11859 pkgSetting.secondaryCpuAbiString = pkg.applicationInfo.secondaryCpuAbi; 11860 } 11861 } 11862 11863 /** 11864 * Deduces the ABI of a bundled app and sets the relevant fields on the 11865 * parsed pkg object. 11866 * 11867 * @param apkRoot the root of the installed apk, something like {@code /system} or {@code /oem} 11868 * under which system libraries are installed. 11869 * @param apkName the name of the installed package. 11870 */ 11871 private static void setBundledAppAbi(PackageParser.Package pkg, String apkRoot, String apkName) { 11872 final File codeFile = new File(pkg.codePath); 11873 11874 final boolean has64BitLibs; 11875 final boolean has32BitLibs; 11876 if (isApkFile(codeFile)) { 11877 // Monolithic install 11878 has64BitLibs = (new File(apkRoot, new File(LIB64_DIR_NAME, apkName).getPath())).exists(); 11879 has32BitLibs = (new File(apkRoot, new File(LIB_DIR_NAME, apkName).getPath())).exists(); 11880 } else { 11881 // Cluster install 11882 final File rootDir = new File(codeFile, LIB_DIR_NAME); 11883 if (!ArrayUtils.isEmpty(Build.SUPPORTED_64_BIT_ABIS) 11884 && !TextUtils.isEmpty(Build.SUPPORTED_64_BIT_ABIS[0])) { 11885 final String isa = VMRuntime.getInstructionSet(Build.SUPPORTED_64_BIT_ABIS[0]); 11886 has64BitLibs = (new File(rootDir, isa)).exists(); 11887 } else { 11888 has64BitLibs = false; 11889 } 11890 if (!ArrayUtils.isEmpty(Build.SUPPORTED_32_BIT_ABIS) 11891 && !TextUtils.isEmpty(Build.SUPPORTED_32_BIT_ABIS[0])) { 11892 final String isa = VMRuntime.getInstructionSet(Build.SUPPORTED_32_BIT_ABIS[0]); 11893 has32BitLibs = (new File(rootDir, isa)).exists(); 11894 } else { 11895 has32BitLibs = false; 11896 } 11897 } 11898 11899 if (has64BitLibs && !has32BitLibs) { 11900 // The package has 64 bit libs, but not 32 bit libs. Its primary 11901 // ABI should be 64 bit. We can safely assume here that the bundled 11902 // native libraries correspond to the most preferred ABI in the list. 11903 11904 pkg.applicationInfo.primaryCpuAbi = Build.SUPPORTED_64_BIT_ABIS[0]; 11905 pkg.applicationInfo.secondaryCpuAbi = null; 11906 } else if (has32BitLibs && !has64BitLibs) { 11907 // The package has 32 bit libs but not 64 bit libs. Its primary 11908 // ABI should be 32 bit. 11909 11910 pkg.applicationInfo.primaryCpuAbi = Build.SUPPORTED_32_BIT_ABIS[0]; 11911 pkg.applicationInfo.secondaryCpuAbi = null; 11912 } else if (has32BitLibs && has64BitLibs) { 11913 // The application has both 64 and 32 bit bundled libraries. We check 11914 // here that the app declares multiArch support, and warn if it doesn't. 11915 // 11916 // We will be lenient here and record both ABIs. The primary will be the 11917 // ABI that's higher on the list, i.e, a device that's configured to prefer 11918 // 64 bit apps will see a 64 bit primary ABI, 11919 11920 if ((pkg.applicationInfo.flags & ApplicationInfo.FLAG_MULTIARCH) == 0) { 11921 Slog.e(TAG, "Package " + pkg + " has multiple bundled libs, but is not multiarch."); 11922 } 11923 11924 if (VMRuntime.is64BitInstructionSet(getPreferredInstructionSet())) { 11925 pkg.applicationInfo.primaryCpuAbi = Build.SUPPORTED_64_BIT_ABIS[0]; 11926 pkg.applicationInfo.secondaryCpuAbi = Build.SUPPORTED_32_BIT_ABIS[0]; 11927 } else { 11928 pkg.applicationInfo.primaryCpuAbi = Build.SUPPORTED_32_BIT_ABIS[0]; 11929 pkg.applicationInfo.secondaryCpuAbi = Build.SUPPORTED_64_BIT_ABIS[0]; 11930 } 11931 } else { 11932 pkg.applicationInfo.primaryCpuAbi = null; 11933 pkg.applicationInfo.secondaryCpuAbi = null; 11934 } 11935 } 11936 11937 private void killApplication(String pkgName, int appId, String reason) { 11938 killApplication(pkgName, appId, UserHandle.USER_ALL, reason); 11939 } 11940 11941 private void killApplication(String pkgName, int appId, int userId, String reason) { 11942 // Request the ActivityManager to kill the process(only for existing packages) 11943 // so that we do not end up in a confused state while the user is still using the older 11944 // version of the application while the new one gets installed. 11945 final long token = Binder.clearCallingIdentity(); 11946 try { 11947 IActivityManager am = ActivityManager.getService(); 11948 if (am != null) { 11949 try { 11950 am.killApplication(pkgName, appId, userId, reason); 11951 } catch (RemoteException e) { 11952 } 11953 } 11954 } finally { 11955 Binder.restoreCallingIdentity(token); 11956 } 11957 } 11958 11959 private void removePackageLI(PackageParser.Package pkg, boolean chatty) { 11960 // Remove the parent package setting 11961 PackageSetting ps = (PackageSetting) pkg.mExtras; 11962 if (ps != null) { 11963 removePackageLI(ps, chatty); 11964 } 11965 // Remove the child package setting 11966 final int childCount = (pkg.childPackages != null) ? pkg.childPackages.size() : 0; 11967 for (int i = 0; i < childCount; i++) { 11968 PackageParser.Package childPkg = pkg.childPackages.get(i); 11969 ps = (PackageSetting) childPkg.mExtras; 11970 if (ps != null) { 11971 removePackageLI(ps, chatty); 11972 } 11973 } 11974 } 11975 11976 void removePackageLI(PackageSetting ps, boolean chatty) { 11977 if (DEBUG_INSTALL) { 11978 if (chatty) 11979 Log.d(TAG, "Removing package " + ps.name); 11980 } 11981 11982 // writer 11983 synchronized (mPackages) { 11984 mPackages.remove(ps.name); 11985 final PackageParser.Package pkg = ps.pkg; 11986 if (pkg != null) { 11987 cleanPackageDataStructuresLILPw(pkg, chatty); 11988 } 11989 } 11990 } 11991 11992 void removeInstalledPackageLI(PackageParser.Package pkg, boolean chatty) { 11993 if (DEBUG_INSTALL) { 11994 if (chatty) 11995 Log.d(TAG, "Removing package " + pkg.applicationInfo.packageName); 11996 } 11997 11998 // writer 11999 synchronized (mPackages) { 12000 // Remove the parent package 12001 mPackages.remove(pkg.applicationInfo.packageName); 12002 cleanPackageDataStructuresLILPw(pkg, chatty); 12003 12004 // Remove the child packages 12005 final int childCount = (pkg.childPackages != null) ? pkg.childPackages.size() : 0; 12006 for (int i = 0; i < childCount; i++) { 12007 PackageParser.Package childPkg = pkg.childPackages.get(i); 12008 mPackages.remove(childPkg.applicationInfo.packageName); 12009 cleanPackageDataStructuresLILPw(childPkg, chatty); 12010 } 12011 } 12012 } 12013 12014 void cleanPackageDataStructuresLILPw(PackageParser.Package pkg, boolean chatty) { 12015 int N = pkg.providers.size(); 12016 StringBuilder r = null; 12017 int i; 12018 for (i=0; i<N; i++) { 12019 PackageParser.Provider p = pkg.providers.get(i); 12020 mProviders.removeProvider(p); 12021 if (p.info.authority == null) { 12022 12023 /* There was another ContentProvider with this authority when 12024 * this app was installed so this authority is null, 12025 * Ignore it as we don't have to unregister the provider. 12026 */ 12027 continue; 12028 } 12029 String names[] = p.info.authority.split(";"); 12030 for (int j = 0; j < names.length; j++) { 12031 if (mProvidersByAuthority.get(names[j]) == p) { 12032 mProvidersByAuthority.remove(names[j]); 12033 if (DEBUG_REMOVE) { 12034 if (chatty) 12035 Log.d(TAG, "Unregistered content provider: " + names[j] 12036 + ", className = " + p.info.name + ", isSyncable = " 12037 + p.info.isSyncable); 12038 } 12039 } 12040 } 12041 if (DEBUG_REMOVE && chatty) { 12042 if (r == null) { 12043 r = new StringBuilder(256); 12044 } else { 12045 r.append(' '); 12046 } 12047 r.append(p.info.name); 12048 } 12049 } 12050 if (r != null) { 12051 if (DEBUG_REMOVE) Log.d(TAG, " Providers: " + r); 12052 } 12053 12054 N = pkg.services.size(); 12055 r = null; 12056 for (i=0; i<N; i++) { 12057 PackageParser.Service s = pkg.services.get(i); 12058 mServices.removeService(s); 12059 if (chatty) { 12060 if (r == null) { 12061 r = new StringBuilder(256); 12062 } else { 12063 r.append(' '); 12064 } 12065 r.append(s.info.name); 12066 } 12067 } 12068 if (r != null) { 12069 if (DEBUG_REMOVE) Log.d(TAG, " Services: " + r); 12070 } 12071 12072 N = pkg.receivers.size(); 12073 r = null; 12074 for (i=0; i<N; i++) { 12075 PackageParser.Activity a = pkg.receivers.get(i); 12076 mReceivers.removeActivity(a, "receiver"); 12077 if (DEBUG_REMOVE && chatty) { 12078 if (r == null) { 12079 r = new StringBuilder(256); 12080 } else { 12081 r.append(' '); 12082 } 12083 r.append(a.info.name); 12084 } 12085 } 12086 if (r != null) { 12087 if (DEBUG_REMOVE) Log.d(TAG, " Receivers: " + r); 12088 } 12089 12090 N = pkg.activities.size(); 12091 r = null; 12092 for (i=0; i<N; i++) { 12093 PackageParser.Activity a = pkg.activities.get(i); 12094 mActivities.removeActivity(a, "activity"); 12095 if (DEBUG_REMOVE && chatty) { 12096 if (r == null) { 12097 r = new StringBuilder(256); 12098 } else { 12099 r.append(' '); 12100 } 12101 r.append(a.info.name); 12102 } 12103 } 12104 if (r != null) { 12105 if (DEBUG_REMOVE) Log.d(TAG, " Activities: " + r); 12106 } 12107 12108 mPermissionManager.removeAllPermissions(pkg, chatty); 12109 12110 N = pkg.instrumentation.size(); 12111 r = null; 12112 for (i=0; i<N; i++) { 12113 PackageParser.Instrumentation a = pkg.instrumentation.get(i); 12114 mInstrumentation.remove(a.getComponentName()); 12115 if (DEBUG_REMOVE && chatty) { 12116 if (r == null) { 12117 r = new StringBuilder(256); 12118 } else { 12119 r.append(' '); 12120 } 12121 r.append(a.info.name); 12122 } 12123 } 12124 if (r != null) { 12125 if (DEBUG_REMOVE) Log.d(TAG, " Instrumentation: " + r); 12126 } 12127 12128 r = null; 12129 if ((pkg.applicationInfo.flags&ApplicationInfo.FLAG_SYSTEM) != 0) { 12130 // Only system apps can hold shared libraries. 12131 if (pkg.libraryNames != null) { 12132 for (i = 0; i < pkg.libraryNames.size(); i++) { 12133 String name = pkg.libraryNames.get(i); 12134 if (removeSharedLibraryLPw(name, 0)) { 12135 if (DEBUG_REMOVE && chatty) { 12136 if (r == null) { 12137 r = new StringBuilder(256); 12138 } else { 12139 r.append(' '); 12140 } 12141 r.append(name); 12142 } 12143 } 12144 } 12145 } 12146 } 12147 12148 r = null; 12149 12150 // Any package can hold static shared libraries. 12151 if (pkg.staticSharedLibName != null) { 12152 if (removeSharedLibraryLPw(pkg.staticSharedLibName, pkg.staticSharedLibVersion)) { 12153 if (DEBUG_REMOVE && chatty) { 12154 if (r == null) { 12155 r = new StringBuilder(256); 12156 } else { 12157 r.append(' '); 12158 } 12159 r.append(pkg.staticSharedLibName); 12160 } 12161 } 12162 } 12163 12164 if (r != null) { 12165 if (DEBUG_REMOVE) Log.d(TAG, " Libraries: " + r); 12166 } 12167 } 12168 12169 12170 final class ActivityIntentResolver 12171 extends IntentResolver<PackageParser.ActivityIntentInfo, ResolveInfo> { 12172 public List<ResolveInfo> queryIntent(Intent intent, String resolvedType, 12173 boolean defaultOnly, int userId) { 12174 if (!sUserManager.exists(userId)) return null; 12175 mFlags = (defaultOnly ? PackageManager.MATCH_DEFAULT_ONLY : 0); 12176 return super.queryIntent(intent, resolvedType, defaultOnly, userId); 12177 } 12178 12179 public List<ResolveInfo> queryIntent(Intent intent, String resolvedType, int flags, 12180 int userId) { 12181 if (!sUserManager.exists(userId)) return null; 12182 mFlags = flags; 12183 return super.queryIntent(intent, resolvedType, 12184 (flags & PackageManager.MATCH_DEFAULT_ONLY) != 0, 12185 userId); 12186 } 12187 12188 public List<ResolveInfo> queryIntentForPackage(Intent intent, String resolvedType, 12189 int flags, ArrayList<PackageParser.Activity> packageActivities, int userId) { 12190 if (!sUserManager.exists(userId)) return null; 12191 if (packageActivities == null) { 12192 return null; 12193 } 12194 mFlags = flags; 12195 final boolean defaultOnly = (flags & PackageManager.MATCH_DEFAULT_ONLY) != 0; 12196 final int N = packageActivities.size(); 12197 ArrayList<PackageParser.ActivityIntentInfo[]> listCut = 12198 new ArrayList<PackageParser.ActivityIntentInfo[]>(N); 12199 12200 ArrayList<PackageParser.ActivityIntentInfo> intentFilters; 12201 for (int i = 0; i < N; ++i) { 12202 intentFilters = packageActivities.get(i).intents; 12203 if (intentFilters != null && intentFilters.size() > 0) { 12204 PackageParser.ActivityIntentInfo[] array = 12205 new PackageParser.ActivityIntentInfo[intentFilters.size()]; 12206 intentFilters.toArray(array); 12207 listCut.add(array); 12208 } 12209 } 12210 return super.queryIntentFromList(intent, resolvedType, defaultOnly, listCut, userId); 12211 } 12212 12213 /** 12214 * Finds a privileged activity that matches the specified activity names. 12215 */ 12216 private PackageParser.Activity findMatchingActivity( 12217 List<PackageParser.Activity> activityList, ActivityInfo activityInfo) { 12218 for (PackageParser.Activity sysActivity : activityList) { 12219 if (sysActivity.info.name.equals(activityInfo.name)) { 12220 return sysActivity; 12221 } 12222 if (sysActivity.info.name.equals(activityInfo.targetActivity)) { 12223 return sysActivity; 12224 } 12225 if (sysActivity.info.targetActivity != null) { 12226 if (sysActivity.info.targetActivity.equals(activityInfo.name)) { 12227 return sysActivity; 12228 } 12229 if (sysActivity.info.targetActivity.equals(activityInfo.targetActivity)) { 12230 return sysActivity; 12231 } 12232 } 12233 } 12234 return null; 12235 } 12236 12237 public class IterGenerator<E> { 12238 public Iterator<E> generate(ActivityIntentInfo info) { 12239 return null; 12240 } 12241 } 12242 12243 public class ActionIterGenerator extends IterGenerator<String> { 12244 @Override 12245 public Iterator<String> generate(ActivityIntentInfo info) { 12246 return info.actionsIterator(); 12247 } 12248 } 12249 12250 public class CategoriesIterGenerator extends IterGenerator<String> { 12251 @Override 12252 public Iterator<String> generate(ActivityIntentInfo info) { 12253 return info.categoriesIterator(); 12254 } 12255 } 12256 12257 public class SchemesIterGenerator extends IterGenerator<String> { 12258 @Override 12259 public Iterator<String> generate(ActivityIntentInfo info) { 12260 return info.schemesIterator(); 12261 } 12262 } 12263 12264 public class AuthoritiesIterGenerator extends IterGenerator<IntentFilter.AuthorityEntry> { 12265 @Override 12266 public Iterator<IntentFilter.AuthorityEntry> generate(ActivityIntentInfo info) { 12267 return info.authoritiesIterator(); 12268 } 12269 } 12270 12271 /** 12272 * <em>WARNING</em> for performance reasons, the passed in intentList WILL BE 12273 * MODIFIED. Do not pass in a list that should not be changed. 12274 */ 12275 private <T> void getIntentListSubset(List<ActivityIntentInfo> intentList, 12276 IterGenerator<T> generator, Iterator<T> searchIterator) { 12277 // loop through the set of actions; every one must be found in the intent filter 12278 while (searchIterator.hasNext()) { 12279 // we must have at least one filter in the list to consider a match 12280 if (intentList.size() == 0) { 12281 break; 12282 } 12283 12284 final T searchAction = searchIterator.next(); 12285 12286 // loop through the set of intent filters 12287 final Iterator<ActivityIntentInfo> intentIter = intentList.iterator(); 12288 while (intentIter.hasNext()) { 12289 final ActivityIntentInfo intentInfo = intentIter.next(); 12290 boolean selectionFound = false; 12291 12292 // loop through the intent filter's selection criteria; at least one 12293 // of them must match the searched criteria 12294 final Iterator<T> intentSelectionIter = generator.generate(intentInfo); 12295 while (intentSelectionIter != null && intentSelectionIter.hasNext()) { 12296 final T intentSelection = intentSelectionIter.next(); 12297 if (intentSelection != null && intentSelection.equals(searchAction)) { 12298 selectionFound = true; 12299 break; 12300 } 12301 } 12302 12303 // the selection criteria wasn't found in this filter's set; this filter 12304 // is not a potential match 12305 if (!selectionFound) { 12306 intentIter.remove(); 12307 } 12308 } 12309 } 12310 } 12311 12312 private boolean isProtectedAction(ActivityIntentInfo filter) { 12313 final Iterator<String> actionsIter = filter.actionsIterator(); 12314 while (actionsIter != null && actionsIter.hasNext()) { 12315 final String filterAction = actionsIter.next(); 12316 if (PROTECTED_ACTIONS.contains(filterAction)) { 12317 return true; 12318 } 12319 } 12320 return false; 12321 } 12322 12323 /** 12324 * Adjusts the priority of the given intent filter according to policy. 12325 * <p> 12326 * <ul> 12327 * <li>The priority for non privileged applications is capped to '0'</li> 12328 * <li>The priority for protected actions on privileged applications is capped to '0'</li> 12329 * <li>The priority for unbundled updates to privileged applications is capped to the 12330 * priority defined on the system partition</li> 12331 * </ul> 12332 * <p> 12333 * <em>NOTE:</em> There is one exception. For security reasons, the setup wizard is 12334 * allowed to obtain any priority on any action. 12335 */ 12336 private void adjustPriority( 12337 List<PackageParser.Activity> systemActivities, ActivityIntentInfo intent) { 12338 // nothing to do; priority is fine as-is 12339 if (intent.getPriority() <= 0) { 12340 return; 12341 } 12342 12343 final ActivityInfo activityInfo = intent.activity.info; 12344 final ApplicationInfo applicationInfo = activityInfo.applicationInfo; 12345 12346 final boolean privilegedApp = 12347 ((applicationInfo.privateFlags & ApplicationInfo.PRIVATE_FLAG_PRIVILEGED) != 0); 12348 if (!privilegedApp) { 12349 // non-privileged applications can never define a priority >0 12350 if (DEBUG_FILTERS) { 12351 Slog.i(TAG, "Non-privileged app; cap priority to 0;" 12352 + " package: " + applicationInfo.packageName 12353 + " activity: " + intent.activity.className 12354 + " origPrio: " + intent.getPriority()); 12355 } 12356 intent.setPriority(0); 12357 return; 12358 } 12359 12360 if (systemActivities == null) { 12361 // the system package is not disabled; we're parsing the system partition 12362 if (isProtectedAction(intent)) { 12363 if (mDeferProtectedFilters) { 12364 // We can't deal with these just yet. No component should ever obtain a 12365 // >0 priority for a protected actions, with ONE exception -- the setup 12366 // wizard. The setup wizard, however, cannot be known until we're able to 12367 // query it for the category CATEGORY_SETUP_WIZARD. Which we can't do 12368 // until all intent filters have been processed. Chicken, meet egg. 12369 // Let the filter temporarily have a high priority and rectify the 12370 // priorities after all system packages have been scanned. 12371 mProtectedFilters.add(intent); 12372 if (DEBUG_FILTERS) { 12373 Slog.i(TAG, "Protected action; save for later;" 12374 + " package: " + applicationInfo.packageName 12375 + " activity: " + intent.activity.className 12376 + " origPrio: " + intent.getPriority()); 12377 } 12378 return; 12379 } else { 12380 if (DEBUG_FILTERS && mSetupWizardPackage == null) { 12381 Slog.i(TAG, "No setup wizard;" 12382 + " All protected intents capped to priority 0"); 12383 } 12384 if (intent.activity.info.packageName.equals(mSetupWizardPackage)) { 12385 if (DEBUG_FILTERS) { 12386 Slog.i(TAG, "Found setup wizard;" 12387 + " allow priority " + intent.getPriority() + ";" 12388 + " package: " + intent.activity.info.packageName 12389 + " activity: " + intent.activity.className 12390 + " priority: " + intent.getPriority()); 12391 } 12392 // setup wizard gets whatever it wants 12393 return; 12394 } 12395 if (DEBUG_FILTERS) { 12396 Slog.i(TAG, "Protected action; cap priority to 0;" 12397 + " package: " + intent.activity.info.packageName 12398 + " activity: " + intent.activity.className 12399 + " origPrio: " + intent.getPriority()); 12400 } 12401 intent.setPriority(0); 12402 return; 12403 } 12404 } 12405 // privileged apps on the system image get whatever priority they request 12406 return; 12407 } 12408 12409 // privileged app unbundled update ... try to find the same activity 12410 final PackageParser.Activity foundActivity = 12411 findMatchingActivity(systemActivities, activityInfo); 12412 if (foundActivity == null) { 12413 // this is a new activity; it cannot obtain >0 priority 12414 if (DEBUG_FILTERS) { 12415 Slog.i(TAG, "New activity; cap priority to 0;" 12416 + " package: " + applicationInfo.packageName 12417 + " activity: " + intent.activity.className 12418 + " origPrio: " + intent.getPriority()); 12419 } 12420 intent.setPriority(0); 12421 return; 12422 } 12423 12424 // found activity, now check for filter equivalence 12425 12426 // a shallow copy is enough; we modify the list, not its contents 12427 final List<ActivityIntentInfo> intentListCopy = 12428 new ArrayList<>(foundActivity.intents); 12429 final List<ActivityIntentInfo> foundFilters = findFilters(intent); 12430 12431 // find matching action subsets 12432 final Iterator<String> actionsIterator = intent.actionsIterator(); 12433 if (actionsIterator != null) { 12434 getIntentListSubset( 12435 intentListCopy, new ActionIterGenerator(), actionsIterator); 12436 if (intentListCopy.size() == 0) { 12437 // no more intents to match; we're not equivalent 12438 if (DEBUG_FILTERS) { 12439 Slog.i(TAG, "Mismatched action; cap priority to 0;" 12440 + " package: " + applicationInfo.packageName 12441 + " activity: " + intent.activity.className 12442 + " origPrio: " + intent.getPriority()); 12443 } 12444 intent.setPriority(0); 12445 return; 12446 } 12447 } 12448 12449 // find matching category subsets 12450 final Iterator<String> categoriesIterator = intent.categoriesIterator(); 12451 if (categoriesIterator != null) { 12452 getIntentListSubset(intentListCopy, new CategoriesIterGenerator(), 12453 categoriesIterator); 12454 if (intentListCopy.size() == 0) { 12455 // no more intents to match; we're not equivalent 12456 if (DEBUG_FILTERS) { 12457 Slog.i(TAG, "Mismatched category; cap priority to 0;" 12458 + " package: " + applicationInfo.packageName 12459 + " activity: " + intent.activity.className 12460 + " origPrio: " + intent.getPriority()); 12461 } 12462 intent.setPriority(0); 12463 return; 12464 } 12465 } 12466 12467 // find matching schemes subsets 12468 final Iterator<String> schemesIterator = intent.schemesIterator(); 12469 if (schemesIterator != null) { 12470 getIntentListSubset(intentListCopy, new SchemesIterGenerator(), 12471 schemesIterator); 12472 if (intentListCopy.size() == 0) { 12473 // no more intents to match; we're not equivalent 12474 if (DEBUG_FILTERS) { 12475 Slog.i(TAG, "Mismatched scheme; cap priority to 0;" 12476 + " package: " + applicationInfo.packageName 12477 + " activity: " + intent.activity.className 12478 + " origPrio: " + intent.getPriority()); 12479 } 12480 intent.setPriority(0); 12481 return; 12482 } 12483 } 12484 12485 // find matching authorities subsets 12486 final Iterator<IntentFilter.AuthorityEntry> 12487 authoritiesIterator = intent.authoritiesIterator(); 12488 if (authoritiesIterator != null) { 12489 getIntentListSubset(intentListCopy, 12490 new AuthoritiesIterGenerator(), 12491 authoritiesIterator); 12492 if (intentListCopy.size() == 0) { 12493 // no more intents to match; we're not equivalent 12494 if (DEBUG_FILTERS) { 12495 Slog.i(TAG, "Mismatched authority; cap priority to 0;" 12496 + " package: " + applicationInfo.packageName 12497 + " activity: " + intent.activity.className 12498 + " origPrio: " + intent.getPriority()); 12499 } 12500 intent.setPriority(0); 12501 return; 12502 } 12503 } 12504 12505 // we found matching filter(s); app gets the max priority of all intents 12506 int cappedPriority = 0; 12507 for (int i = intentListCopy.size() - 1; i >= 0; --i) { 12508 cappedPriority = Math.max(cappedPriority, intentListCopy.get(i).getPriority()); 12509 } 12510 if (intent.getPriority() > cappedPriority) { 12511 if (DEBUG_FILTERS) { 12512 Slog.i(TAG, "Found matching filter(s);" 12513 + " cap priority to " + cappedPriority + ";" 12514 + " package: " + applicationInfo.packageName 12515 + " activity: " + intent.activity.className 12516 + " origPrio: " + intent.getPriority()); 12517 } 12518 intent.setPriority(cappedPriority); 12519 return; 12520 } 12521 // all this for nothing; the requested priority was <= what was on the system 12522 } 12523 12524 public final void addActivity(PackageParser.Activity a, String type) { 12525 mActivities.put(a.getComponentName(), a); 12526 if (DEBUG_SHOW_INFO) 12527 Log.v( 12528 TAG, " " + type + " " + 12529 (a.info.nonLocalizedLabel != null ? a.info.nonLocalizedLabel : a.info.name) + ":"); 12530 if (DEBUG_SHOW_INFO) 12531 Log.v(TAG, " Class=" + a.info.name); 12532 final int NI = a.intents.size(); 12533 for (int j=0; j<NI; j++) { 12534 PackageParser.ActivityIntentInfo intent = a.intents.get(j); 12535 if ("activity".equals(type)) { 12536 final PackageSetting ps = 12537 mSettings.getDisabledSystemPkgLPr(intent.activity.info.packageName); 12538 final List<PackageParser.Activity> systemActivities = 12539 ps != null && ps.pkg != null ? ps.pkg.activities : null; 12540 adjustPriority(systemActivities, intent); 12541 } 12542 if (DEBUG_SHOW_INFO) { 12543 Log.v(TAG, " IntentFilter:"); 12544 intent.dump(new LogPrinter(Log.VERBOSE, TAG), " "); 12545 } 12546 if (!intent.debugCheck()) { 12547 Log.w(TAG, "==> For Activity " + a.info.name); 12548 } 12549 addFilter(intent); 12550 } 12551 } 12552 12553 public final void removeActivity(PackageParser.Activity a, String type) { 12554 mActivities.remove(a.getComponentName()); 12555 if (DEBUG_SHOW_INFO) { 12556 Log.v(TAG, " " + type + " " 12557 + (a.info.nonLocalizedLabel != null ? a.info.nonLocalizedLabel 12558 : a.info.name) + ":"); 12559 Log.v(TAG, " Class=" + a.info.name); 12560 } 12561 final int NI = a.intents.size(); 12562 for (int j=0; j<NI; j++) { 12563 PackageParser.ActivityIntentInfo intent = a.intents.get(j); 12564 if (DEBUG_SHOW_INFO) { 12565 Log.v(TAG, " IntentFilter:"); 12566 intent.dump(new LogPrinter(Log.VERBOSE, TAG), " "); 12567 } 12568 removeFilter(intent); 12569 } 12570 } 12571 12572 @Override 12573 protected boolean allowFilterResult( 12574 PackageParser.ActivityIntentInfo filter, List<ResolveInfo> dest) { 12575 ActivityInfo filterAi = filter.activity.info; 12576 for (int i=dest.size()-1; i>=0; i--) { 12577 ActivityInfo destAi = dest.get(i).activityInfo; 12578 if (destAi.name == filterAi.name 12579 && destAi.packageName == filterAi.packageName) { 12580 return false; 12581 } 12582 } 12583 return true; 12584 } 12585 12586 @Override 12587 protected ActivityIntentInfo[] newArray(int size) { 12588 return new ActivityIntentInfo[size]; 12589 } 12590 12591 @Override 12592 protected boolean isFilterStopped(PackageParser.ActivityIntentInfo filter, int userId) { 12593 if (!sUserManager.exists(userId)) return true; 12594 PackageParser.Package p = filter.activity.owner; 12595 if (p != null) { 12596 PackageSetting ps = (PackageSetting)p.mExtras; 12597 if (ps != null) { 12598 // System apps are never considered stopped for purposes of 12599 // filtering, because there may be no way for the user to 12600 // actually re-launch them. 12601 return (ps.pkgFlags&ApplicationInfo.FLAG_SYSTEM) == 0 12602 && ps.getStopped(userId); 12603 } 12604 } 12605 return false; 12606 } 12607 12608 @Override 12609 protected boolean isPackageForFilter(String packageName, 12610 PackageParser.ActivityIntentInfo info) { 12611 return packageName.equals(info.activity.owner.packageName); 12612 } 12613 12614 @Override 12615 protected ResolveInfo newResult(PackageParser.ActivityIntentInfo info, 12616 int match, int userId) { 12617 if (!sUserManager.exists(userId)) return null; 12618 if (!mSettings.isEnabledAndMatchLPr(info.activity.info, mFlags, userId)) { 12619 return null; 12620 } 12621 final PackageParser.Activity activity = info.activity; 12622 PackageSetting ps = (PackageSetting) activity.owner.mExtras; 12623 if (ps == null) { 12624 return null; 12625 } 12626 final PackageUserState userState = ps.readUserState(userId); 12627 ActivityInfo ai = 12628 PackageParser.generateActivityInfo(activity, mFlags, userState, userId); 12629 if (ai == null) { 12630 return null; 12631 } 12632 final boolean matchExplicitlyVisibleOnly = 12633 (mFlags & PackageManager.MATCH_EXPLICITLY_VISIBLE_ONLY) != 0; 12634 final boolean matchVisibleToInstantApp = 12635 (mFlags & PackageManager.MATCH_VISIBLE_TO_INSTANT_APP_ONLY) != 0; 12636 final boolean componentVisible = 12637 matchVisibleToInstantApp 12638 && info.isVisibleToInstantApp() 12639 && (!matchExplicitlyVisibleOnly || info.isExplicitlyVisibleToInstantApp()); 12640 final boolean matchInstantApp = (mFlags & PackageManager.MATCH_INSTANT) != 0; 12641 // throw out filters that aren't visible to ephemeral apps 12642 if (matchVisibleToInstantApp && !(componentVisible || userState.instantApp)) { 12643 return null; 12644 } 12645 // throw out instant app filters if we're not explicitly requesting them 12646 if (!matchInstantApp && userState.instantApp) { 12647 return null; 12648 } 12649 // throw out instant app filters if updates are available; will trigger 12650 // instant app resolution 12651 if (userState.instantApp && ps.isUpdateAvailable()) { 12652 return null; 12653 } 12654 final ResolveInfo res = new ResolveInfo(); 12655 res.activityInfo = ai; 12656 if ((mFlags&PackageManager.GET_RESOLVED_FILTER) != 0) { 12657 res.filter = info; 12658 } 12659 if (info != null) { 12660 res.handleAllWebDataURI = info.handleAllWebDataURI(); 12661 } 12662 res.priority = info.getPriority(); 12663 res.preferredOrder = activity.owner.mPreferredOrder; 12664 //System.out.println("Result: " + res.activityInfo.className + 12665 // " = " + res.priority); 12666 res.match = match; 12667 res.isDefault = info.hasDefault; 12668 res.labelRes = info.labelRes; 12669 res.nonLocalizedLabel = info.nonLocalizedLabel; 12670 if (userNeedsBadging(userId)) { 12671 res.noResourceId = true; 12672 } else { 12673 res.icon = info.icon; 12674 } 12675 res.iconResourceId = info.icon; 12676 res.system = res.activityInfo.applicationInfo.isSystemApp(); 12677 res.isInstantAppAvailable = userState.instantApp; 12678 return res; 12679 } 12680 12681 @Override 12682 protected void sortResults(List<ResolveInfo> results) { 12683 Collections.sort(results, mResolvePrioritySorter); 12684 } 12685 12686 @Override 12687 protected void dumpFilter(PrintWriter out, String prefix, 12688 PackageParser.ActivityIntentInfo filter) { 12689 out.print(prefix); out.print( 12690 Integer.toHexString(System.identityHashCode(filter.activity))); 12691 out.print(' '); 12692 filter.activity.printComponentShortName(out); 12693 out.print(" filter "); 12694 out.println(Integer.toHexString(System.identityHashCode(filter))); 12695 } 12696 12697 @Override 12698 protected Object filterToLabel(PackageParser.ActivityIntentInfo filter) { 12699 return filter.activity; 12700 } 12701 12702 protected void dumpFilterLabel(PrintWriter out, String prefix, Object label, int count) { 12703 PackageParser.Activity activity = (PackageParser.Activity)label; 12704 out.print(prefix); out.print( 12705 Integer.toHexString(System.identityHashCode(activity))); 12706 out.print(' '); 12707 activity.printComponentShortName(out); 12708 if (count > 1) { 12709 out.print(" ("); out.print(count); out.print(" filters)"); 12710 } 12711 out.println(); 12712 } 12713 12714 // Keys are String (activity class name), values are Activity. 12715 private final ArrayMap<ComponentName, PackageParser.Activity> mActivities 12716 = new ArrayMap<ComponentName, PackageParser.Activity>(); 12717 private int mFlags; 12718 } 12719 12720 private final class ServiceIntentResolver 12721 extends IntentResolver<PackageParser.ServiceIntentInfo, ResolveInfo> { 12722 public List<ResolveInfo> queryIntent(Intent intent, String resolvedType, 12723 boolean defaultOnly, int userId) { 12724 mFlags = defaultOnly ? PackageManager.MATCH_DEFAULT_ONLY : 0; 12725 return super.queryIntent(intent, resolvedType, defaultOnly, userId); 12726 } 12727 12728 public List<ResolveInfo> queryIntent(Intent intent, String resolvedType, int flags, 12729 int userId) { 12730 if (!sUserManager.exists(userId)) return null; 12731 mFlags = flags; 12732 return super.queryIntent(intent, resolvedType, 12733 (flags & PackageManager.MATCH_DEFAULT_ONLY) != 0, 12734 userId); 12735 } 12736 12737 public List<ResolveInfo> queryIntentForPackage(Intent intent, String resolvedType, 12738 int flags, ArrayList<PackageParser.Service> packageServices, int userId) { 12739 if (!sUserManager.exists(userId)) return null; 12740 if (packageServices == null) { 12741 return null; 12742 } 12743 mFlags = flags; 12744 final boolean defaultOnly = (flags&PackageManager.MATCH_DEFAULT_ONLY) != 0; 12745 final int N = packageServices.size(); 12746 ArrayList<PackageParser.ServiceIntentInfo[]> listCut = 12747 new ArrayList<PackageParser.ServiceIntentInfo[]>(N); 12748 12749 ArrayList<PackageParser.ServiceIntentInfo> intentFilters; 12750 for (int i = 0; i < N; ++i) { 12751 intentFilters = packageServices.get(i).intents; 12752 if (intentFilters != null && intentFilters.size() > 0) { 12753 PackageParser.ServiceIntentInfo[] array = 12754 new PackageParser.ServiceIntentInfo[intentFilters.size()]; 12755 intentFilters.toArray(array); 12756 listCut.add(array); 12757 } 12758 } 12759 return super.queryIntentFromList(intent, resolvedType, defaultOnly, listCut, userId); 12760 } 12761 12762 public final void addService(PackageParser.Service s) { 12763 mServices.put(s.getComponentName(), s); 12764 if (DEBUG_SHOW_INFO) { 12765 Log.v(TAG, " " 12766 + (s.info.nonLocalizedLabel != null 12767 ? s.info.nonLocalizedLabel : s.info.name) + ":"); 12768 Log.v(TAG, " Class=" + s.info.name); 12769 } 12770 final int NI = s.intents.size(); 12771 int j; 12772 for (j=0; j<NI; j++) { 12773 PackageParser.ServiceIntentInfo intent = s.intents.get(j); 12774 if (DEBUG_SHOW_INFO) { 12775 Log.v(TAG, " IntentFilter:"); 12776 intent.dump(new LogPrinter(Log.VERBOSE, TAG), " "); 12777 } 12778 if (!intent.debugCheck()) { 12779 Log.w(TAG, "==> For Service " + s.info.name); 12780 } 12781 addFilter(intent); 12782 } 12783 } 12784 12785 public final void removeService(PackageParser.Service s) { 12786 mServices.remove(s.getComponentName()); 12787 if (DEBUG_SHOW_INFO) { 12788 Log.v(TAG, " " + (s.info.nonLocalizedLabel != null 12789 ? s.info.nonLocalizedLabel : s.info.name) + ":"); 12790 Log.v(TAG, " Class=" + s.info.name); 12791 } 12792 final int NI = s.intents.size(); 12793 int j; 12794 for (j=0; j<NI; j++) { 12795 PackageParser.ServiceIntentInfo intent = s.intents.get(j); 12796 if (DEBUG_SHOW_INFO) { 12797 Log.v(TAG, " IntentFilter:"); 12798 intent.dump(new LogPrinter(Log.VERBOSE, TAG), " "); 12799 } 12800 removeFilter(intent); 12801 } 12802 } 12803 12804 @Override 12805 protected boolean allowFilterResult( 12806 PackageParser.ServiceIntentInfo filter, List<ResolveInfo> dest) { 12807 ServiceInfo filterSi = filter.service.info; 12808 for (int i=dest.size()-1; i>=0; i--) { 12809 ServiceInfo destAi = dest.get(i).serviceInfo; 12810 if (destAi.name == filterSi.name 12811 && destAi.packageName == filterSi.packageName) { 12812 return false; 12813 } 12814 } 12815 return true; 12816 } 12817 12818 @Override 12819 protected PackageParser.ServiceIntentInfo[] newArray(int size) { 12820 return new PackageParser.ServiceIntentInfo[size]; 12821 } 12822 12823 @Override 12824 protected boolean isFilterStopped(PackageParser.ServiceIntentInfo filter, int userId) { 12825 if (!sUserManager.exists(userId)) return true; 12826 PackageParser.Package p = filter.service.owner; 12827 if (p != null) { 12828 PackageSetting ps = (PackageSetting)p.mExtras; 12829 if (ps != null) { 12830 // System apps are never considered stopped for purposes of 12831 // filtering, because there may be no way for the user to 12832 // actually re-launch them. 12833 return (ps.pkgFlags & ApplicationInfo.FLAG_SYSTEM) == 0 12834 && ps.getStopped(userId); 12835 } 12836 } 12837 return false; 12838 } 12839 12840 @Override 12841 protected boolean isPackageForFilter(String packageName, 12842 PackageParser.ServiceIntentInfo info) { 12843 return packageName.equals(info.service.owner.packageName); 12844 } 12845 12846 @Override 12847 protected ResolveInfo newResult(PackageParser.ServiceIntentInfo filter, 12848 int match, int userId) { 12849 if (!sUserManager.exists(userId)) return null; 12850 final PackageParser.ServiceIntentInfo info = (PackageParser.ServiceIntentInfo)filter; 12851 if (!mSettings.isEnabledAndMatchLPr(info.service.info, mFlags, userId)) { 12852 return null; 12853 } 12854 final PackageParser.Service service = info.service; 12855 PackageSetting ps = (PackageSetting) service.owner.mExtras; 12856 if (ps == null) { 12857 return null; 12858 } 12859 final PackageUserState userState = ps.readUserState(userId); 12860 ServiceInfo si = PackageParser.generateServiceInfo(service, mFlags, 12861 userState, userId); 12862 if (si == null) { 12863 return null; 12864 } 12865 final boolean matchVisibleToInstantApp = 12866 (mFlags & PackageManager.MATCH_VISIBLE_TO_INSTANT_APP_ONLY) != 0; 12867 final boolean isInstantApp = (mFlags & PackageManager.MATCH_INSTANT) != 0; 12868 // throw out filters that aren't visible to ephemeral apps 12869 if (matchVisibleToInstantApp 12870 && !(info.isVisibleToInstantApp() || userState.instantApp)) { 12871 return null; 12872 } 12873 // throw out ephemeral filters if we're not explicitly requesting them 12874 if (!isInstantApp && userState.instantApp) { 12875 return null; 12876 } 12877 // throw out instant app filters if updates are available; will trigger 12878 // instant app resolution 12879 if (userState.instantApp && ps.isUpdateAvailable()) { 12880 return null; 12881 } 12882 final ResolveInfo res = new ResolveInfo(); 12883 res.serviceInfo = si; 12884 if ((mFlags&PackageManager.GET_RESOLVED_FILTER) != 0) { 12885 res.filter = filter; 12886 } 12887 res.priority = info.getPriority(); 12888 res.preferredOrder = service.owner.mPreferredOrder; 12889 res.match = match; 12890 res.isDefault = info.hasDefault; 12891 res.labelRes = info.labelRes; 12892 res.nonLocalizedLabel = info.nonLocalizedLabel; 12893 res.icon = info.icon; 12894 res.system = res.serviceInfo.applicationInfo.isSystemApp(); 12895 return res; 12896 } 12897 12898 @Override 12899 protected void sortResults(List<ResolveInfo> results) { 12900 Collections.sort(results, mResolvePrioritySorter); 12901 } 12902 12903 @Override 12904 protected void dumpFilter(PrintWriter out, String prefix, 12905 PackageParser.ServiceIntentInfo filter) { 12906 out.print(prefix); out.print( 12907 Integer.toHexString(System.identityHashCode(filter.service))); 12908 out.print(' '); 12909 filter.service.printComponentShortName(out); 12910 out.print(" filter "); 12911 out.print(Integer.toHexString(System.identityHashCode(filter))); 12912 if (filter.service.info.permission != null) { 12913 out.print(" permission "); out.println(filter.service.info.permission); 12914 } else { 12915 out.println(); 12916 } 12917 } 12918 12919 @Override 12920 protected Object filterToLabel(PackageParser.ServiceIntentInfo filter) { 12921 return filter.service; 12922 } 12923 12924 protected void dumpFilterLabel(PrintWriter out, String prefix, Object label, int count) { 12925 PackageParser.Service service = (PackageParser.Service)label; 12926 out.print(prefix); out.print( 12927 Integer.toHexString(System.identityHashCode(service))); 12928 out.print(' '); 12929 service.printComponentShortName(out); 12930 if (count > 1) { 12931 out.print(" ("); out.print(count); out.print(" filters)"); 12932 } 12933 out.println(); 12934 } 12935 12936// List<ResolveInfo> filterEnabled(List<ResolveInfo> resolveInfoList) { 12937// final Iterator<ResolveInfo> i = resolveInfoList.iterator(); 12938// final List<ResolveInfo> retList = Lists.newArrayList(); 12939// while (i.hasNext()) { 12940// final ResolveInfo resolveInfo = (ResolveInfo) i; 12941// if (isEnabledLP(resolveInfo.serviceInfo)) { 12942// retList.add(resolveInfo); 12943// } 12944// } 12945// return retList; 12946// } 12947 12948 // Keys are String (activity class name), values are Activity. 12949 private final ArrayMap<ComponentName, PackageParser.Service> mServices 12950 = new ArrayMap<ComponentName, PackageParser.Service>(); 12951 private int mFlags; 12952 } 12953 12954 private final class ProviderIntentResolver 12955 extends IntentResolver<PackageParser.ProviderIntentInfo, ResolveInfo> { 12956 public List<ResolveInfo> queryIntent(Intent intent, String resolvedType, 12957 boolean defaultOnly, int userId) { 12958 mFlags = defaultOnly ? PackageManager.MATCH_DEFAULT_ONLY : 0; 12959 return super.queryIntent(intent, resolvedType, defaultOnly, userId); 12960 } 12961 12962 public List<ResolveInfo> queryIntent(Intent intent, String resolvedType, int flags, 12963 int userId) { 12964 if (!sUserManager.exists(userId)) 12965 return null; 12966 mFlags = flags; 12967 return super.queryIntent(intent, resolvedType, 12968 (flags & PackageManager.MATCH_DEFAULT_ONLY) != 0, 12969 userId); 12970 } 12971 12972 public List<ResolveInfo> queryIntentForPackage(Intent intent, String resolvedType, 12973 int flags, ArrayList<PackageParser.Provider> packageProviders, int userId) { 12974 if (!sUserManager.exists(userId)) 12975 return null; 12976 if (packageProviders == null) { 12977 return null; 12978 } 12979 mFlags = flags; 12980 final boolean defaultOnly = (flags & PackageManager.MATCH_DEFAULT_ONLY) != 0; 12981 final int N = packageProviders.size(); 12982 ArrayList<PackageParser.ProviderIntentInfo[]> listCut = 12983 new ArrayList<PackageParser.ProviderIntentInfo[]>(N); 12984 12985 ArrayList<PackageParser.ProviderIntentInfo> intentFilters; 12986 for (int i = 0; i < N; ++i) { 12987 intentFilters = packageProviders.get(i).intents; 12988 if (intentFilters != null && intentFilters.size() > 0) { 12989 PackageParser.ProviderIntentInfo[] array = 12990 new PackageParser.ProviderIntentInfo[intentFilters.size()]; 12991 intentFilters.toArray(array); 12992 listCut.add(array); 12993 } 12994 } 12995 return super.queryIntentFromList(intent, resolvedType, defaultOnly, listCut, userId); 12996 } 12997 12998 public final void addProvider(PackageParser.Provider p) { 12999 if (mProviders.containsKey(p.getComponentName())) { 13000 Slog.w(TAG, "Provider " + p.getComponentName() + " already defined; ignoring"); 13001 return; 13002 } 13003 13004 mProviders.put(p.getComponentName(), p); 13005 if (DEBUG_SHOW_INFO) { 13006 Log.v(TAG, " " 13007 + (p.info.nonLocalizedLabel != null 13008 ? p.info.nonLocalizedLabel : p.info.name) + ":"); 13009 Log.v(TAG, " Class=" + p.info.name); 13010 } 13011 final int NI = p.intents.size(); 13012 int j; 13013 for (j = 0; j < NI; j++) { 13014 PackageParser.ProviderIntentInfo intent = p.intents.get(j); 13015 if (DEBUG_SHOW_INFO) { 13016 Log.v(TAG, " IntentFilter:"); 13017 intent.dump(new LogPrinter(Log.VERBOSE, TAG), " "); 13018 } 13019 if (!intent.debugCheck()) { 13020 Log.w(TAG, "==> For Provider " + p.info.name); 13021 } 13022 addFilter(intent); 13023 } 13024 } 13025 13026 public final void removeProvider(PackageParser.Provider p) { 13027 mProviders.remove(p.getComponentName()); 13028 if (DEBUG_SHOW_INFO) { 13029 Log.v(TAG, " " + (p.info.nonLocalizedLabel != null 13030 ? p.info.nonLocalizedLabel : p.info.name) + ":"); 13031 Log.v(TAG, " Class=" + p.info.name); 13032 } 13033 final int NI = p.intents.size(); 13034 int j; 13035 for (j = 0; j < NI; j++) { 13036 PackageParser.ProviderIntentInfo intent = p.intents.get(j); 13037 if (DEBUG_SHOW_INFO) { 13038 Log.v(TAG, " IntentFilter:"); 13039 intent.dump(new LogPrinter(Log.VERBOSE, TAG), " "); 13040 } 13041 removeFilter(intent); 13042 } 13043 } 13044 13045 @Override 13046 protected boolean allowFilterResult( 13047 PackageParser.ProviderIntentInfo filter, List<ResolveInfo> dest) { 13048 ProviderInfo filterPi = filter.provider.info; 13049 for (int i = dest.size() - 1; i >= 0; i--) { 13050 ProviderInfo destPi = dest.get(i).providerInfo; 13051 if (destPi.name == filterPi.name 13052 && destPi.packageName == filterPi.packageName) { 13053 return false; 13054 } 13055 } 13056 return true; 13057 } 13058 13059 @Override 13060 protected PackageParser.ProviderIntentInfo[] newArray(int size) { 13061 return new PackageParser.ProviderIntentInfo[size]; 13062 } 13063 13064 @Override 13065 protected boolean isFilterStopped(PackageParser.ProviderIntentInfo filter, int userId) { 13066 if (!sUserManager.exists(userId)) 13067 return true; 13068 PackageParser.Package p = filter.provider.owner; 13069 if (p != null) { 13070 PackageSetting ps = (PackageSetting) p.mExtras; 13071 if (ps != null) { 13072 // System apps are never considered stopped for purposes of 13073 // filtering, because there may be no way for the user to 13074 // actually re-launch them. 13075 return (ps.pkgFlags & ApplicationInfo.FLAG_SYSTEM) == 0 13076 && ps.getStopped(userId); 13077 } 13078 } 13079 return false; 13080 } 13081 13082 @Override 13083 protected boolean isPackageForFilter(String packageName, 13084 PackageParser.ProviderIntentInfo info) { 13085 return packageName.equals(info.provider.owner.packageName); 13086 } 13087 13088 @Override 13089 protected ResolveInfo newResult(PackageParser.ProviderIntentInfo filter, 13090 int match, int userId) { 13091 if (!sUserManager.exists(userId)) 13092 return null; 13093 final PackageParser.ProviderIntentInfo info = filter; 13094 if (!mSettings.isEnabledAndMatchLPr(info.provider.info, mFlags, userId)) { 13095 return null; 13096 } 13097 final PackageParser.Provider provider = info.provider; 13098 PackageSetting ps = (PackageSetting) provider.owner.mExtras; 13099 if (ps == null) { 13100 return null; 13101 } 13102 final PackageUserState userState = ps.readUserState(userId); 13103 final boolean matchVisibleToInstantApp = 13104 (mFlags & PackageManager.MATCH_VISIBLE_TO_INSTANT_APP_ONLY) != 0; 13105 final boolean isInstantApp = (mFlags & PackageManager.MATCH_INSTANT) != 0; 13106 // throw out filters that aren't visible to instant applications 13107 if (matchVisibleToInstantApp 13108 && !(info.isVisibleToInstantApp() || userState.instantApp)) { 13109 return null; 13110 } 13111 // throw out instant application filters if we're not explicitly requesting them 13112 if (!isInstantApp && userState.instantApp) { 13113 return null; 13114 } 13115 // throw out instant application filters if updates are available; will trigger 13116 // instant application resolution 13117 if (userState.instantApp && ps.isUpdateAvailable()) { 13118 return null; 13119 } 13120 ProviderInfo pi = PackageParser.generateProviderInfo(provider, mFlags, 13121 userState, userId); 13122 if (pi == null) { 13123 return null; 13124 } 13125 final ResolveInfo res = new ResolveInfo(); 13126 res.providerInfo = pi; 13127 if ((mFlags & PackageManager.GET_RESOLVED_FILTER) != 0) { 13128 res.filter = filter; 13129 } 13130 res.priority = info.getPriority(); 13131 res.preferredOrder = provider.owner.mPreferredOrder; 13132 res.match = match; 13133 res.isDefault = info.hasDefault; 13134 res.labelRes = info.labelRes; 13135 res.nonLocalizedLabel = info.nonLocalizedLabel; 13136 res.icon = info.icon; 13137 res.system = res.providerInfo.applicationInfo.isSystemApp(); 13138 return res; 13139 } 13140 13141 @Override 13142 protected void sortResults(List<ResolveInfo> results) { 13143 Collections.sort(results, mResolvePrioritySorter); 13144 } 13145 13146 @Override 13147 protected void dumpFilter(PrintWriter out, String prefix, 13148 PackageParser.ProviderIntentInfo filter) { 13149 out.print(prefix); 13150 out.print( 13151 Integer.toHexString(System.identityHashCode(filter.provider))); 13152 out.print(' '); 13153 filter.provider.printComponentShortName(out); 13154 out.print(" filter "); 13155 out.println(Integer.toHexString(System.identityHashCode(filter))); 13156 } 13157 13158 @Override 13159 protected Object filterToLabel(PackageParser.ProviderIntentInfo filter) { 13160 return filter.provider; 13161 } 13162 13163 protected void dumpFilterLabel(PrintWriter out, String prefix, Object label, int count) { 13164 PackageParser.Provider provider = (PackageParser.Provider)label; 13165 out.print(prefix); out.print( 13166 Integer.toHexString(System.identityHashCode(provider))); 13167 out.print(' '); 13168 provider.printComponentShortName(out); 13169 if (count > 1) { 13170 out.print(" ("); out.print(count); out.print(" filters)"); 13171 } 13172 out.println(); 13173 } 13174 13175 private final ArrayMap<ComponentName, PackageParser.Provider> mProviders 13176 = new ArrayMap<ComponentName, PackageParser.Provider>(); 13177 private int mFlags; 13178 } 13179 13180 static final class InstantAppIntentResolver 13181 extends IntentResolver<AuxiliaryResolveInfo.AuxiliaryFilter, 13182 AuxiliaryResolveInfo.AuxiliaryFilter> { 13183 /** 13184 * The result that has the highest defined order. Ordering applies on a 13185 * per-package basis. Mapping is from package name to Pair of order and 13186 * EphemeralResolveInfo. 13187 * <p> 13188 * NOTE: This is implemented as a field variable for convenience and efficiency. 13189 * By having a field variable, we're able to track filter ordering as soon as 13190 * a non-zero order is defined. Otherwise, multiple loops across the result set 13191 * would be needed to apply ordering. If the intent resolver becomes re-entrant, 13192 * this needs to be contained entirely within {@link #filterResults}. 13193 */ 13194 final ArrayMap<String, Pair<Integer, InstantAppResolveInfo>> mOrderResult = new ArrayMap<>(); 13195 13196 @Override 13197 protected AuxiliaryResolveInfo.AuxiliaryFilter[] newArray(int size) { 13198 return new AuxiliaryResolveInfo.AuxiliaryFilter[size]; 13199 } 13200 13201 @Override 13202 protected boolean isPackageForFilter(String packageName, 13203 AuxiliaryResolveInfo.AuxiliaryFilter responseObj) { 13204 return true; 13205 } 13206 13207 @Override 13208 protected AuxiliaryResolveInfo.AuxiliaryFilter newResult( 13209 AuxiliaryResolveInfo.AuxiliaryFilter responseObj, int match, int userId) { 13210 if (!sUserManager.exists(userId)) { 13211 return null; 13212 } 13213 final String packageName = responseObj.resolveInfo.getPackageName(); 13214 final Integer order = responseObj.getOrder(); 13215 final Pair<Integer, InstantAppResolveInfo> lastOrderResult = 13216 mOrderResult.get(packageName); 13217 // ordering is enabled and this item's order isn't high enough 13218 if (lastOrderResult != null && lastOrderResult.first >= order) { 13219 return null; 13220 } 13221 final InstantAppResolveInfo res = responseObj.resolveInfo; 13222 if (order > 0) { 13223 // non-zero order, enable ordering 13224 mOrderResult.put(packageName, new Pair<>(order, res)); 13225 } 13226 return responseObj; 13227 } 13228 13229 @Override 13230 protected void filterResults(List<AuxiliaryResolveInfo.AuxiliaryFilter> results) { 13231 // only do work if ordering is enabled [most of the time it won't be] 13232 if (mOrderResult.size() == 0) { 13233 return; 13234 } 13235 int resultSize = results.size(); 13236 for (int i = 0; i < resultSize; i++) { 13237 final InstantAppResolveInfo info = results.get(i).resolveInfo; 13238 final String packageName = info.getPackageName(); 13239 final Pair<Integer, InstantAppResolveInfo> savedInfo = mOrderResult.get(packageName); 13240 if (savedInfo == null) { 13241 // package doesn't having ordering 13242 continue; 13243 } 13244 if (savedInfo.second == info) { 13245 // circled back to the highest ordered item; remove from order list 13246 mOrderResult.remove(packageName); 13247 if (mOrderResult.size() == 0) { 13248 // no more ordered items 13249 break; 13250 } 13251 continue; 13252 } 13253 // item has a worse order, remove it from the result list 13254 results.remove(i); 13255 resultSize--; 13256 i--; 13257 } 13258 } 13259 } 13260 13261 private static final Comparator<ResolveInfo> mResolvePrioritySorter = 13262 new Comparator<ResolveInfo>() { 13263 public int compare(ResolveInfo r1, ResolveInfo r2) { 13264 int v1 = r1.priority; 13265 int v2 = r2.priority; 13266 //System.out.println("Comparing: q1=" + q1 + " q2=" + q2); 13267 if (v1 != v2) { 13268 return (v1 > v2) ? -1 : 1; 13269 } 13270 v1 = r1.preferredOrder; 13271 v2 = r2.preferredOrder; 13272 if (v1 != v2) { 13273 return (v1 > v2) ? -1 : 1; 13274 } 13275 if (r1.isDefault != r2.isDefault) { 13276 return r1.isDefault ? -1 : 1; 13277 } 13278 v1 = r1.match; 13279 v2 = r2.match; 13280 //System.out.println("Comparing: m1=" + m1 + " m2=" + m2); 13281 if (v1 != v2) { 13282 return (v1 > v2) ? -1 : 1; 13283 } 13284 if (r1.system != r2.system) { 13285 return r1.system ? -1 : 1; 13286 } 13287 if (r1.activityInfo != null) { 13288 return r1.activityInfo.packageName.compareTo(r2.activityInfo.packageName); 13289 } 13290 if (r1.serviceInfo != null) { 13291 return r1.serviceInfo.packageName.compareTo(r2.serviceInfo.packageName); 13292 } 13293 if (r1.providerInfo != null) { 13294 return r1.providerInfo.packageName.compareTo(r2.providerInfo.packageName); 13295 } 13296 return 0; 13297 } 13298 }; 13299 13300 private static final Comparator<ProviderInfo> mProviderInitOrderSorter = 13301 new Comparator<ProviderInfo>() { 13302 public int compare(ProviderInfo p1, ProviderInfo p2) { 13303 final int v1 = p1.initOrder; 13304 final int v2 = p2.initOrder; 13305 return (v1 > v2) ? -1 : ((v1 < v2) ? 1 : 0); 13306 } 13307 }; 13308 13309 @Override 13310 public void sendPackageBroadcast(final String action, final String pkg, final Bundle extras, 13311 final int flags, final String targetPkg, final IIntentReceiver finishedReceiver, 13312 final int[] userIds, int[] instantUserIds) { 13313 mHandler.post(new Runnable() { 13314 @Override 13315 public void run() { 13316 try { 13317 final IActivityManager am = ActivityManager.getService(); 13318 if (am == null) return; 13319 final int[] resolvedUserIds; 13320 if (userIds == null) { 13321 resolvedUserIds = am.getRunningUserIds(); 13322 } else { 13323 resolvedUserIds = userIds; 13324 } 13325 doSendBroadcast(am, action, pkg, extras, flags, targetPkg, finishedReceiver, 13326 resolvedUserIds, false); 13327 if (instantUserIds != null && instantUserIds != EMPTY_INT_ARRAY) { 13328 doSendBroadcast(am, action, pkg, extras, flags, targetPkg, finishedReceiver, 13329 instantUserIds, true); 13330 } 13331 } catch (RemoteException ex) { 13332 } 13333 } 13334 }); 13335 } 13336 13337 @Override 13338 public void notifyPackageAdded(String packageName) { 13339 final PackageListObserver[] observers; 13340 synchronized (mPackages) { 13341 if (mPackageListObservers.size() == 0) { 13342 return; 13343 } 13344 observers = (PackageListObserver[]) mPackageListObservers.toArray(); 13345 } 13346 for (int i = observers.length - 1; i >= 0; --i) { 13347 observers[i].onPackageAdded(packageName); 13348 } 13349 } 13350 13351 @Override 13352 public void notifyPackageRemoved(String packageName) { 13353 final PackageListObserver[] observers; 13354 synchronized (mPackages) { 13355 if (mPackageListObservers.size() == 0) { 13356 return; 13357 } 13358 observers = (PackageListObserver[]) mPackageListObservers.toArray(); 13359 } 13360 for (int i = observers.length - 1; i >= 0; --i) { 13361 observers[i].onPackageRemoved(packageName); 13362 } 13363 } 13364 13365 /** 13366 * Sends a broadcast for the given action. 13367 * <p>If {@code isInstantApp} is {@code true}, then the broadcast is protected with 13368 * the {@link android.Manifest.permission#ACCESS_INSTANT_APPS} permission. This allows 13369 * the system and applications allowed to see instant applications to receive package 13370 * lifecycle events for instant applications. 13371 */ 13372 private void doSendBroadcast(IActivityManager am, String action, String pkg, Bundle extras, 13373 int flags, String targetPkg, IIntentReceiver finishedReceiver, 13374 int[] userIds, boolean isInstantApp) 13375 throws RemoteException { 13376 for (int id : userIds) { 13377 final Intent intent = new Intent(action, 13378 pkg != null ? Uri.fromParts(PACKAGE_SCHEME, pkg, null) : null); 13379 final String[] requiredPermissions = 13380 isInstantApp ? INSTANT_APP_BROADCAST_PERMISSION : null; 13381 if (extras != null) { 13382 intent.putExtras(extras); 13383 } 13384 if (targetPkg != null) { 13385 intent.setPackage(targetPkg); 13386 } 13387 // Modify the UID when posting to other users 13388 int uid = intent.getIntExtra(Intent.EXTRA_UID, -1); 13389 if (uid > 0 && UserHandle.getUserId(uid) != id) { 13390 uid = UserHandle.getUid(id, UserHandle.getAppId(uid)); 13391 intent.putExtra(Intent.EXTRA_UID, uid); 13392 } 13393 intent.putExtra(Intent.EXTRA_USER_HANDLE, id); 13394 intent.addFlags(Intent.FLAG_RECEIVER_REGISTERED_ONLY_BEFORE_BOOT | flags); 13395 if (DEBUG_BROADCASTS) { 13396 RuntimeException here = new RuntimeException("here"); 13397 here.fillInStackTrace(); 13398 Slog.d(TAG, "Sending to user " + id + ": " 13399 + intent.toShortString(false, true, false, false) 13400 + " " + intent.getExtras(), here); 13401 } 13402 am.broadcastIntent(null, intent, null, finishedReceiver, 13403 0, null, null, requiredPermissions, android.app.AppOpsManager.OP_NONE, 13404 null, finishedReceiver != null, false, id); 13405 } 13406 } 13407 13408 /** 13409 * Check if the external storage media is available. This is true if there 13410 * is a mounted external storage medium or if the external storage is 13411 * emulated. 13412 */ 13413 private boolean isExternalMediaAvailable() { 13414 return mMediaMounted || Environment.isExternalStorageEmulated(); 13415 } 13416 13417 @Override 13418 public PackageCleanItem nextPackageToClean(PackageCleanItem lastPackage) { 13419 if (getInstantAppPackageName(Binder.getCallingUid()) != null) { 13420 return null; 13421 } 13422 if (!isExternalMediaAvailable()) { 13423 // If the external storage is no longer mounted at this point, 13424 // the caller may not have been able to delete all of this 13425 // packages files and can not delete any more. Bail. 13426 return null; 13427 } 13428 synchronized (mPackages) { 13429 final ArrayList<PackageCleanItem> pkgs = mSettings.mPackagesToBeCleaned; 13430 if (lastPackage != null) { 13431 pkgs.remove(lastPackage); 13432 } 13433 if (pkgs.size() > 0) { 13434 return pkgs.get(0); 13435 } 13436 } 13437 return null; 13438 } 13439 13440 void schedulePackageCleaning(String packageName, int userId, boolean andCode) { 13441 final Message msg = mHandler.obtainMessage(START_CLEANING_PACKAGE, 13442 userId, andCode ? 1 : 0, packageName); 13443 if (mSystemReady) { 13444 msg.sendToTarget(); 13445 } else { 13446 if (mPostSystemReadyMessages == null) { 13447 mPostSystemReadyMessages = new ArrayList<>(); 13448 } 13449 mPostSystemReadyMessages.add(msg); 13450 } 13451 } 13452 13453 void startCleaningPackages() { 13454 // reader 13455 if (!isExternalMediaAvailable()) { 13456 return; 13457 } 13458 synchronized (mPackages) { 13459 if (mSettings.mPackagesToBeCleaned.isEmpty()) { 13460 return; 13461 } 13462 } 13463 Intent intent = new Intent(PackageManager.ACTION_CLEAN_EXTERNAL_STORAGE); 13464 intent.setComponent(DEFAULT_CONTAINER_COMPONENT); 13465 IActivityManager am = ActivityManager.getService(); 13466 if (am != null) { 13467 int dcsUid = -1; 13468 synchronized (mPackages) { 13469 if (!mDefaultContainerWhitelisted) { 13470 mDefaultContainerWhitelisted = true; 13471 PackageSetting ps = mSettings.mPackages.get(DEFAULT_CONTAINER_PACKAGE); 13472 dcsUid = UserHandle.getUid(UserHandle.USER_SYSTEM, ps.appId); 13473 } 13474 } 13475 try { 13476 if (dcsUid > 0) { 13477 am.backgroundWhitelistUid(dcsUid); 13478 } 13479 am.startService(null, intent, null, false, mContext.getOpPackageName(), 13480 UserHandle.USER_SYSTEM); 13481 } catch (RemoteException e) { 13482 } 13483 } 13484 } 13485 13486 /** 13487 * Ensure that the install reason matches what we know about the package installer (e.g. whether 13488 * it is acting on behalf on an enterprise or the user). 13489 * 13490 * Note that the ordering of the conditionals in this method is important. The checks we perform 13491 * are as follows, in this order: 13492 * 13493 * 1) If the install is being performed by a system app, we can trust the app to have set the 13494 * install reason correctly. Thus, we pass through the install reason unchanged, no matter 13495 * what it is. 13496 * 2) If the install is being performed by a device or profile owner app, the install reason 13497 * should be enterprise policy. However, we cannot be sure that the device or profile owner 13498 * set the install reason correctly. If the app targets an older SDK version where install 13499 * reasons did not exist yet, or if the app author simply forgot, the install reason may be 13500 * unset or wrong. Thus, we force the install reason to be enterprise policy. 13501 * 3) In all other cases, the install is being performed by a regular app that is neither part 13502 * of the system nor a device or profile owner. We have no reason to believe that this app is 13503 * acting on behalf of the enterprise admin. Thus, we check whether the install reason was 13504 * set to enterprise policy and if so, change it to unknown instead. 13505 */ 13506 private int fixUpInstallReason(String installerPackageName, int installerUid, 13507 int installReason) { 13508 if (checkUidPermission(android.Manifest.permission.INSTALL_PACKAGES, installerUid) 13509 == PERMISSION_GRANTED) { 13510 // If the install is being performed by a system app, we trust that app to have set the 13511 // install reason correctly. 13512 return installReason; 13513 } 13514 13515 final IDevicePolicyManager dpm = IDevicePolicyManager.Stub.asInterface( 13516 ServiceManager.getService(Context.DEVICE_POLICY_SERVICE)); 13517 if (dpm != null) { 13518 ComponentName owner = null; 13519 try { 13520 owner = dpm.getDeviceOwnerComponent(true /* callingUserOnly */); 13521 if (owner == null) { 13522 owner = dpm.getProfileOwner(UserHandle.getUserId(installerUid)); 13523 } 13524 } catch (RemoteException e) { 13525 } 13526 if (owner != null && owner.getPackageName().equals(installerPackageName)) { 13527 // If the install is being performed by a device or profile owner, the install 13528 // reason should be enterprise policy. 13529 return PackageManager.INSTALL_REASON_POLICY; 13530 } 13531 } 13532 13533 if (installReason == PackageManager.INSTALL_REASON_POLICY) { 13534 // If the install is being performed by a regular app (i.e. neither system app nor 13535 // device or profile owner), we have no reason to believe that the app is acting on 13536 // behalf of an enterprise. If the app set the install reason to enterprise policy, 13537 // change it to unknown instead. 13538 return PackageManager.INSTALL_REASON_UNKNOWN; 13539 } 13540 13541 // If the install is being performed by a regular app and the install reason was set to any 13542 // value but enterprise policy, leave the install reason unchanged. 13543 return installReason; 13544 } 13545 13546 void installStage(String packageName, File stagedDir, 13547 IPackageInstallObserver2 observer, PackageInstaller.SessionParams sessionParams, 13548 String installerPackageName, int installerUid, UserHandle user, 13549 PackageParser.SigningDetails signingDetails) { 13550 if (DEBUG_INSTANT) { 13551 if ((sessionParams.installFlags & PackageManager.INSTALL_INSTANT_APP) != 0) { 13552 Slog.d(TAG, "Ephemeral install of " + packageName); 13553 } 13554 } 13555 final VerificationInfo verificationInfo = new VerificationInfo( 13556 sessionParams.originatingUri, sessionParams.referrerUri, 13557 sessionParams.originatingUid, installerUid); 13558 13559 final OriginInfo origin = OriginInfo.fromStagedFile(stagedDir); 13560 13561 final Message msg = mHandler.obtainMessage(INIT_COPY); 13562 final int installReason = fixUpInstallReason(installerPackageName, installerUid, 13563 sessionParams.installReason); 13564 final InstallParams params = new InstallParams(origin, null, observer, 13565 sessionParams.installFlags, installerPackageName, sessionParams.volumeUuid, 13566 verificationInfo, user, sessionParams.abiOverride, 13567 sessionParams.grantedRuntimePermissions, signingDetails, installReason); 13568 params.setTraceMethod("installStage").setTraceCookie(System.identityHashCode(params)); 13569 msg.obj = params; 13570 13571 Trace.asyncTraceBegin(TRACE_TAG_PACKAGE_MANAGER, "installStage", 13572 System.identityHashCode(msg.obj)); 13573 Trace.asyncTraceBegin(TRACE_TAG_PACKAGE_MANAGER, "queueInstall", 13574 System.identityHashCode(msg.obj)); 13575 13576 mHandler.sendMessage(msg); 13577 } 13578 13579 private void sendPackageAddedForUser(String packageName, PackageSetting pkgSetting, 13580 int userId) { 13581 final boolean isSystem = isSystemApp(pkgSetting) || isUpdatedSystemApp(pkgSetting); 13582 final boolean isInstantApp = pkgSetting.getInstantApp(userId); 13583 final int[] userIds = isInstantApp ? EMPTY_INT_ARRAY : new int[] { userId }; 13584 final int[] instantUserIds = isInstantApp ? new int[] { userId } : EMPTY_INT_ARRAY; 13585 sendPackageAddedForNewUsers(packageName, isSystem /*sendBootCompleted*/, 13586 false /*startReceiver*/, pkgSetting.appId, userIds, instantUserIds); 13587 13588 // Send a session commit broadcast 13589 final PackageInstaller.SessionInfo info = new PackageInstaller.SessionInfo(); 13590 info.installReason = pkgSetting.getInstallReason(userId); 13591 info.appPackageName = packageName; 13592 sendSessionCommitBroadcast(info, userId); 13593 } 13594 13595 @Override 13596 public void sendPackageAddedForNewUsers(String packageName, boolean sendBootCompleted, 13597 boolean includeStopped, int appId, int[] userIds, int[] instantUserIds) { 13598 if (ArrayUtils.isEmpty(userIds) && ArrayUtils.isEmpty(instantUserIds)) { 13599 return; 13600 } 13601 Bundle extras = new Bundle(1); 13602 // Set to UID of the first user, EXTRA_UID is automatically updated in sendPackageBroadcast 13603 final int uid = UserHandle.getUid( 13604 (ArrayUtils.isEmpty(userIds) ? instantUserIds[0] : userIds[0]), appId); 13605 extras.putInt(Intent.EXTRA_UID, uid); 13606 13607 sendPackageBroadcast(Intent.ACTION_PACKAGE_ADDED, 13608 packageName, extras, 0, null, null, userIds, instantUserIds); 13609 if (sendBootCompleted && !ArrayUtils.isEmpty(userIds)) { 13610 mHandler.post(() -> { 13611 for (int userId : userIds) { 13612 sendBootCompletedBroadcastToSystemApp( 13613 packageName, includeStopped, userId); 13614 } 13615 } 13616 ); 13617 } 13618 } 13619 13620 /** 13621 * The just-installed/enabled app is bundled on the system, so presumed to be able to run 13622 * automatically without needing an explicit launch. 13623 * Send it a LOCKED_BOOT_COMPLETED/BOOT_COMPLETED if it would ordinarily have gotten ones. 13624 */ 13625 private void sendBootCompletedBroadcastToSystemApp(String packageName, boolean includeStopped, 13626 int userId) { 13627 // If user is not running, the app didn't miss any broadcast 13628 if (!mUserManagerInternal.isUserRunning(userId)) { 13629 return; 13630 } 13631 final IActivityManager am = ActivityManager.getService(); 13632 try { 13633 // Deliver LOCKED_BOOT_COMPLETED first 13634 Intent lockedBcIntent = new Intent(Intent.ACTION_LOCKED_BOOT_COMPLETED) 13635 .setPackage(packageName); 13636 if (includeStopped) { 13637 lockedBcIntent.addFlags(Intent.FLAG_INCLUDE_STOPPED_PACKAGES); 13638 } 13639 final String[] requiredPermissions = {Manifest.permission.RECEIVE_BOOT_COMPLETED}; 13640 am.broadcastIntent(null, lockedBcIntent, null, null, 0, null, null, requiredPermissions, 13641 android.app.AppOpsManager.OP_NONE, null, false, false, userId); 13642 13643 // Deliver BOOT_COMPLETED only if user is unlocked 13644 if (mUserManagerInternal.isUserUnlockingOrUnlocked(userId)) { 13645 Intent bcIntent = new Intent(Intent.ACTION_BOOT_COMPLETED).setPackage(packageName); 13646 if (includeStopped) { 13647 bcIntent.addFlags(Intent.FLAG_INCLUDE_STOPPED_PACKAGES); 13648 } 13649 am.broadcastIntent(null, bcIntent, null, null, 0, null, null, requiredPermissions, 13650 android.app.AppOpsManager.OP_NONE, null, false, false, userId); 13651 } 13652 } catch (RemoteException e) { 13653 throw e.rethrowFromSystemServer(); 13654 } 13655 } 13656 13657 @Override 13658 public boolean setApplicationHiddenSettingAsUser(String packageName, boolean hidden, 13659 int userId) { 13660 mContext.enforceCallingOrSelfPermission(android.Manifest.permission.MANAGE_USERS, null); 13661 PackageSetting pkgSetting; 13662 final int callingUid = Binder.getCallingUid(); 13663 mPermissionManager.enforceCrossUserPermission(callingUid, userId, 13664 true /* requireFullPermission */, true /* checkShell */, 13665 "setApplicationHiddenSetting for user " + userId); 13666 13667 if (hidden && isPackageDeviceAdmin(packageName, userId)) { 13668 Slog.w(TAG, "Not hiding package " + packageName + ": has active device admin"); 13669 return false; 13670 } 13671 13672 long callingId = Binder.clearCallingIdentity(); 13673 try { 13674 boolean sendAdded = false; 13675 boolean sendRemoved = false; 13676 // writer 13677 synchronized (mPackages) { 13678 pkgSetting = mSettings.mPackages.get(packageName); 13679 if (pkgSetting == null) { 13680 return false; 13681 } 13682 if (filterAppAccessLPr(pkgSetting, callingUid, userId)) { 13683 return false; 13684 } 13685 // Do not allow "android" is being disabled 13686 if ("android".equals(packageName)) { 13687 Slog.w(TAG, "Cannot hide package: android"); 13688 return false; 13689 } 13690 // Cannot hide static shared libs as they are considered 13691 // a part of the using app (emulating static linking). Also 13692 // static libs are installed always on internal storage. 13693 PackageParser.Package pkg = mPackages.get(packageName); 13694 if (pkg != null && pkg.staticSharedLibName != null) { 13695 Slog.w(TAG, "Cannot hide package: " + packageName 13696 + " providing static shared library: " 13697 + pkg.staticSharedLibName); 13698 return false; 13699 } 13700 // Only allow protected packages to hide themselves. 13701 if (hidden && !UserHandle.isSameApp(callingUid, pkgSetting.appId) 13702 && mProtectedPackages.isPackageStateProtected(userId, packageName)) { 13703 Slog.w(TAG, "Not hiding protected package: " + packageName); 13704 return false; 13705 } 13706 13707 if (pkgSetting.getHidden(userId) != hidden) { 13708 pkgSetting.setHidden(hidden, userId); 13709 mSettings.writePackageRestrictionsLPr(userId); 13710 if (hidden) { 13711 sendRemoved = true; 13712 } else { 13713 sendAdded = true; 13714 } 13715 } 13716 } 13717 if (sendAdded) { 13718 sendPackageAddedForUser(packageName, pkgSetting, userId); 13719 return true; 13720 } 13721 if (sendRemoved) { 13722 killApplication(packageName, UserHandle.getUid(userId, pkgSetting.appId), 13723 "hiding pkg"); 13724 sendApplicationHiddenForUser(packageName, pkgSetting, userId); 13725 return true; 13726 } 13727 } finally { 13728 Binder.restoreCallingIdentity(callingId); 13729 } 13730 return false; 13731 } 13732 13733 private void sendApplicationHiddenForUser(String packageName, PackageSetting pkgSetting, 13734 int userId) { 13735 final PackageRemovedInfo info = new PackageRemovedInfo(this); 13736 info.removedPackage = packageName; 13737 info.installerPackageName = pkgSetting.installerPackageName; 13738 info.removedUsers = new int[] {userId}; 13739 info.broadcastUsers = new int[] {userId}; 13740 info.uid = UserHandle.getUid(userId, pkgSetting.appId); 13741 info.sendPackageRemovedBroadcasts(true /*killApp*/); 13742 } 13743 13744 private void sendPackagesSuspendedForUser(String[] pkgList, int userId, boolean suspended) { 13745 if (pkgList.length > 0) { 13746 Bundle extras = new Bundle(1); 13747 extras.putStringArray(Intent.EXTRA_CHANGED_PACKAGE_LIST, pkgList); 13748 13749 sendPackageBroadcast( 13750 suspended ? Intent.ACTION_PACKAGES_SUSPENDED 13751 : Intent.ACTION_PACKAGES_UNSUSPENDED, 13752 null, extras, Intent.FLAG_RECEIVER_REGISTERED_ONLY, null, null, 13753 new int[] {userId}, null); 13754 } 13755 } 13756 13757 /** 13758 * Returns true if application is not found or there was an error. Otherwise it returns 13759 * the hidden state of the package for the given user. 13760 */ 13761 @Override 13762 public boolean getApplicationHiddenSettingAsUser(String packageName, int userId) { 13763 mContext.enforceCallingOrSelfPermission(android.Manifest.permission.MANAGE_USERS, null); 13764 final int callingUid = Binder.getCallingUid(); 13765 mPermissionManager.enforceCrossUserPermission(callingUid, userId, 13766 true /* requireFullPermission */, false /* checkShell */, 13767 "getApplicationHidden for user " + userId); 13768 PackageSetting ps; 13769 long callingId = Binder.clearCallingIdentity(); 13770 try { 13771 // writer 13772 synchronized (mPackages) { 13773 ps = mSettings.mPackages.get(packageName); 13774 if (ps == null) { 13775 return true; 13776 } 13777 if (filterAppAccessLPr(ps, callingUid, userId)) { 13778 return true; 13779 } 13780 return ps.getHidden(userId); 13781 } 13782 } finally { 13783 Binder.restoreCallingIdentity(callingId); 13784 } 13785 } 13786 13787 /** 13788 * @hide 13789 */ 13790 @Override 13791 public int installExistingPackageAsUser(String packageName, int userId, int installFlags, 13792 int installReason) { 13793 mContext.enforceCallingOrSelfPermission(android.Manifest.permission.INSTALL_PACKAGES, 13794 null); 13795 PackageSetting pkgSetting; 13796 final int callingUid = Binder.getCallingUid(); 13797 mPermissionManager.enforceCrossUserPermission(callingUid, userId, 13798 true /* requireFullPermission */, true /* checkShell */, 13799 "installExistingPackage for user " + userId); 13800 if (isUserRestricted(userId, UserManager.DISALLOW_INSTALL_APPS)) { 13801 return PackageManager.INSTALL_FAILED_USER_RESTRICTED; 13802 } 13803 13804 long callingId = Binder.clearCallingIdentity(); 13805 try { 13806 boolean installed = false; 13807 final boolean instantApp = 13808 (installFlags & PackageManager.INSTALL_INSTANT_APP) != 0; 13809 final boolean fullApp = 13810 (installFlags & PackageManager.INSTALL_FULL_APP) != 0; 13811 13812 // writer 13813 synchronized (mPackages) { 13814 pkgSetting = mSettings.mPackages.get(packageName); 13815 if (pkgSetting == null) { 13816 return PackageManager.INSTALL_FAILED_INVALID_URI; 13817 } 13818 if (!canViewInstantApps(callingUid, UserHandle.getUserId(callingUid))) { 13819 // only allow the existing package to be used if it's installed as a full 13820 // application for at least one user 13821 boolean installAllowed = false; 13822 for (int checkUserId : sUserManager.getUserIds()) { 13823 installAllowed = !pkgSetting.getInstantApp(checkUserId); 13824 if (installAllowed) { 13825 break; 13826 } 13827 } 13828 if (!installAllowed) { 13829 return PackageManager.INSTALL_FAILED_INVALID_URI; 13830 } 13831 } 13832 if (!pkgSetting.getInstalled(userId)) { 13833 pkgSetting.setInstalled(true, userId); 13834 pkgSetting.setHidden(false, userId); 13835 pkgSetting.setInstallReason(installReason, userId); 13836 mSettings.writePackageRestrictionsLPr(userId); 13837 mSettings.writeKernelMappingLPr(pkgSetting); 13838 installed = true; 13839 } else if (fullApp && pkgSetting.getInstantApp(userId)) { 13840 // upgrade app from instant to full; we don't allow app downgrade 13841 installed = true; 13842 } 13843 setInstantAppForUser(pkgSetting, userId, instantApp, fullApp); 13844 } 13845 13846 if (installed) { 13847 if (pkgSetting.pkg != null) { 13848 synchronized (mInstallLock) { 13849 // We don't need to freeze for a brand new install 13850 prepareAppDataAfterInstallLIF(pkgSetting.pkg); 13851 } 13852 } 13853 sendPackageAddedForUser(packageName, pkgSetting, userId); 13854 synchronized (mPackages) { 13855 updateSequenceNumberLP(pkgSetting, new int[]{ userId }); 13856 } 13857 } 13858 } finally { 13859 Binder.restoreCallingIdentity(callingId); 13860 } 13861 13862 return PackageManager.INSTALL_SUCCEEDED; 13863 } 13864 13865 void setInstantAppForUser(PackageSetting pkgSetting, int userId, 13866 boolean instantApp, boolean fullApp) { 13867 // no state specified; do nothing 13868 if (!instantApp && !fullApp) { 13869 return; 13870 } 13871 if (userId != UserHandle.USER_ALL) { 13872 if (instantApp && !pkgSetting.getInstantApp(userId)) { 13873 pkgSetting.setInstantApp(true /*instantApp*/, userId); 13874 } else if (fullApp && pkgSetting.getInstantApp(userId)) { 13875 pkgSetting.setInstantApp(false /*instantApp*/, userId); 13876 } 13877 } else { 13878 for (int currentUserId : sUserManager.getUserIds()) { 13879 if (instantApp && !pkgSetting.getInstantApp(currentUserId)) { 13880 pkgSetting.setInstantApp(true /*instantApp*/, currentUserId); 13881 } else if (fullApp && pkgSetting.getInstantApp(currentUserId)) { 13882 pkgSetting.setInstantApp(false /*instantApp*/, currentUserId); 13883 } 13884 } 13885 } 13886 } 13887 13888 boolean isUserRestricted(int userId, String restrictionKey) { 13889 Bundle restrictions = sUserManager.getUserRestrictions(userId); 13890 if (restrictions.getBoolean(restrictionKey, false)) { 13891 Log.w(TAG, "User is restricted: " + restrictionKey); 13892 return true; 13893 } 13894 return false; 13895 } 13896 13897 @Override 13898 public String[] setPackagesSuspendedAsUser(String[] packageNames, boolean suspended, 13899 int userId) { 13900 mContext.enforceCallingOrSelfPermission(android.Manifest.permission.MANAGE_USERS, null); 13901 final int callingUid = Binder.getCallingUid(); 13902 mPermissionManager.enforceCrossUserPermission(callingUid, userId, 13903 true /* requireFullPermission */, true /* checkShell */, 13904 "setPackagesSuspended for user " + userId); 13905 13906 if (ArrayUtils.isEmpty(packageNames)) { 13907 return packageNames; 13908 } 13909 13910 // List of package names for whom the suspended state has changed. 13911 List<String> changedPackages = new ArrayList<>(packageNames.length); 13912 // List of package names for whom the suspended state is not set as requested in this 13913 // method. 13914 List<String> unactionedPackages = new ArrayList<>(packageNames.length); 13915 long callingId = Binder.clearCallingIdentity(); 13916 try { 13917 for (int i = 0; i < packageNames.length; i++) { 13918 String packageName = packageNames[i]; 13919 boolean changed = false; 13920 final int appId; 13921 synchronized (mPackages) { 13922 final PackageSetting pkgSetting = mSettings.mPackages.get(packageName); 13923 if (pkgSetting == null 13924 || filterAppAccessLPr(pkgSetting, callingUid, userId)) { 13925 Slog.w(TAG, "Could not find package setting for package \"" + packageName 13926 + "\". Skipping suspending/un-suspending."); 13927 unactionedPackages.add(packageName); 13928 continue; 13929 } 13930 appId = pkgSetting.appId; 13931 if (pkgSetting.getSuspended(userId) != suspended) { 13932 if (!canSuspendPackageForUserLocked(packageName, userId)) { 13933 unactionedPackages.add(packageName); 13934 continue; 13935 } 13936 pkgSetting.setSuspended(suspended, userId); 13937 mSettings.writePackageRestrictionsLPr(userId); 13938 changed = true; 13939 changedPackages.add(packageName); 13940 } 13941 } 13942 13943 if (changed && suspended) { 13944 killApplication(packageName, UserHandle.getUid(userId, appId), 13945 "suspending package"); 13946 } 13947 } 13948 } finally { 13949 Binder.restoreCallingIdentity(callingId); 13950 } 13951 13952 if (!changedPackages.isEmpty()) { 13953 sendPackagesSuspendedForUser(changedPackages.toArray( 13954 new String[changedPackages.size()]), userId, suspended); 13955 } 13956 13957 return unactionedPackages.toArray(new String[unactionedPackages.size()]); 13958 } 13959 13960 @Override 13961 public boolean isPackageSuspendedForUser(String packageName, int userId) { 13962 final int callingUid = Binder.getCallingUid(); 13963 mPermissionManager.enforceCrossUserPermission(callingUid, userId, 13964 true /* requireFullPermission */, false /* checkShell */, 13965 "isPackageSuspendedForUser for user " + userId); 13966 synchronized (mPackages) { 13967 final PackageSetting ps = mSettings.mPackages.get(packageName); 13968 if (ps == null || filterAppAccessLPr(ps, callingUid, userId)) { 13969 throw new IllegalArgumentException("Unknown target package: " + packageName); 13970 } 13971 return ps.getSuspended(userId); 13972 } 13973 } 13974 13975 @GuardedBy("mPackages") 13976 private boolean canSuspendPackageForUserLocked(String packageName, int userId) { 13977 if (isPackageDeviceAdmin(packageName, userId)) { 13978 Slog.w(TAG, "Cannot suspend/un-suspend package \"" + packageName 13979 + "\": has an active device admin"); 13980 return false; 13981 } 13982 13983 String activeLauncherPackageName = getActiveLauncherPackageName(userId); 13984 if (packageName.equals(activeLauncherPackageName)) { 13985 Slog.w(TAG, "Cannot suspend/un-suspend package \"" + packageName 13986 + "\": contains the active launcher"); 13987 return false; 13988 } 13989 13990 if (packageName.equals(mRequiredInstallerPackage)) { 13991 Slog.w(TAG, "Cannot suspend/un-suspend package \"" + packageName 13992 + "\": required for package installation"); 13993 return false; 13994 } 13995 13996 if (packageName.equals(mRequiredUninstallerPackage)) { 13997 Slog.w(TAG, "Cannot suspend/un-suspend package \"" + packageName 13998 + "\": required for package uninstallation"); 13999 return false; 14000 } 14001 14002 if (packageName.equals(mRequiredVerifierPackage)) { 14003 Slog.w(TAG, "Cannot suspend/un-suspend package \"" + packageName 14004 + "\": required for package verification"); 14005 return false; 14006 } 14007 14008 if (packageName.equals(getDefaultDialerPackageName(userId))) { 14009 Slog.w(TAG, "Cannot suspend/un-suspend package \"" + packageName 14010 + "\": is the default dialer"); 14011 return false; 14012 } 14013 14014 if (mProtectedPackages.isPackageStateProtected(userId, packageName)) { 14015 Slog.w(TAG, "Cannot suspend/un-suspend package \"" + packageName 14016 + "\": protected package"); 14017 return false; 14018 } 14019 14020 // Cannot suspend static shared libs as they are considered 14021 // a part of the using app (emulating static linking). Also 14022 // static libs are installed always on internal storage. 14023 PackageParser.Package pkg = mPackages.get(packageName); 14024 if (pkg != null && pkg.applicationInfo.isStaticSharedLibrary()) { 14025 Slog.w(TAG, "Cannot suspend package: " + packageName 14026 + " providing static shared library: " 14027 + pkg.staticSharedLibName); 14028 return false; 14029 } 14030 14031 return true; 14032 } 14033 14034 private String getActiveLauncherPackageName(int userId) { 14035 Intent intent = new Intent(Intent.ACTION_MAIN); 14036 intent.addCategory(Intent.CATEGORY_HOME); 14037 ResolveInfo resolveInfo = resolveIntent( 14038 intent, 14039 intent.resolveTypeIfNeeded(mContext.getContentResolver()), 14040 PackageManager.MATCH_DEFAULT_ONLY, 14041 userId); 14042 14043 return resolveInfo == null ? null : resolveInfo.activityInfo.packageName; 14044 } 14045 14046 private String getDefaultDialerPackageName(int userId) { 14047 synchronized (mPackages) { 14048 return mSettings.getDefaultDialerPackageNameLPw(userId); 14049 } 14050 } 14051 14052 @Override 14053 public void verifyPendingInstall(int id, int verificationCode) throws RemoteException { 14054 mContext.enforceCallingOrSelfPermission( 14055 android.Manifest.permission.PACKAGE_VERIFICATION_AGENT, 14056 "Only package verification agents can verify applications"); 14057 14058 final Message msg = mHandler.obtainMessage(PACKAGE_VERIFIED); 14059 final PackageVerificationResponse response = new PackageVerificationResponse( 14060 verificationCode, Binder.getCallingUid()); 14061 msg.arg1 = id; 14062 msg.obj = response; 14063 mHandler.sendMessage(msg); 14064 } 14065 14066 @Override 14067 public void extendVerificationTimeout(int id, int verificationCodeAtTimeout, 14068 long millisecondsToDelay) { 14069 mContext.enforceCallingOrSelfPermission( 14070 android.Manifest.permission.PACKAGE_VERIFICATION_AGENT, 14071 "Only package verification agents can extend verification timeouts"); 14072 14073 final PackageVerificationState state = mPendingVerification.get(id); 14074 final PackageVerificationResponse response = new PackageVerificationResponse( 14075 verificationCodeAtTimeout, Binder.getCallingUid()); 14076 14077 if (millisecondsToDelay > PackageManager.MAXIMUM_VERIFICATION_TIMEOUT) { 14078 millisecondsToDelay = PackageManager.MAXIMUM_VERIFICATION_TIMEOUT; 14079 } 14080 if (millisecondsToDelay < 0) { 14081 millisecondsToDelay = 0; 14082 } 14083 if ((verificationCodeAtTimeout != PackageManager.VERIFICATION_ALLOW) 14084 && (verificationCodeAtTimeout != PackageManager.VERIFICATION_REJECT)) { 14085 verificationCodeAtTimeout = PackageManager.VERIFICATION_REJECT; 14086 } 14087 14088 if ((state != null) && !state.timeoutExtended()) { 14089 state.extendTimeout(); 14090 14091 final Message msg = mHandler.obtainMessage(PACKAGE_VERIFIED); 14092 msg.arg1 = id; 14093 msg.obj = response; 14094 mHandler.sendMessageDelayed(msg, millisecondsToDelay); 14095 } 14096 } 14097 14098 private void broadcastPackageVerified(int verificationId, Uri packageUri, 14099 int verificationCode, UserHandle user) { 14100 final Intent intent = new Intent(Intent.ACTION_PACKAGE_VERIFIED); 14101 intent.setDataAndType(packageUri, PACKAGE_MIME_TYPE); 14102 intent.addFlags(Intent.FLAG_GRANT_READ_URI_PERMISSION); 14103 intent.putExtra(PackageManager.EXTRA_VERIFICATION_ID, verificationId); 14104 intent.putExtra(PackageManager.EXTRA_VERIFICATION_RESULT, verificationCode); 14105 14106 mContext.sendBroadcastAsUser(intent, user, 14107 android.Manifest.permission.PACKAGE_VERIFICATION_AGENT); 14108 } 14109 14110 private ComponentName matchComponentForVerifier(String packageName, 14111 List<ResolveInfo> receivers) { 14112 ActivityInfo targetReceiver = null; 14113 14114 final int NR = receivers.size(); 14115 for (int i = 0; i < NR; i++) { 14116 final ResolveInfo info = receivers.get(i); 14117 if (info.activityInfo == null) { 14118 continue; 14119 } 14120 14121 if (packageName.equals(info.activityInfo.packageName)) { 14122 targetReceiver = info.activityInfo; 14123 break; 14124 } 14125 } 14126 14127 if (targetReceiver == null) { 14128 return null; 14129 } 14130 14131 return new ComponentName(targetReceiver.packageName, targetReceiver.name); 14132 } 14133 14134 private List<ComponentName> matchVerifiers(PackageInfoLite pkgInfo, 14135 List<ResolveInfo> receivers, final PackageVerificationState verificationState) { 14136 if (pkgInfo.verifiers.length == 0) { 14137 return null; 14138 } 14139 14140 final int N = pkgInfo.verifiers.length; 14141 final List<ComponentName> sufficientVerifiers = new ArrayList<ComponentName>(N + 1); 14142 for (int i = 0; i < N; i++) { 14143 final VerifierInfo verifierInfo = pkgInfo.verifiers[i]; 14144 14145 final ComponentName comp = matchComponentForVerifier(verifierInfo.packageName, 14146 receivers); 14147 if (comp == null) { 14148 continue; 14149 } 14150 14151 final int verifierUid = getUidForVerifier(verifierInfo); 14152 if (verifierUid == -1) { 14153 continue; 14154 } 14155 14156 if (DEBUG_VERIFY) { 14157 Slog.d(TAG, "Added sufficient verifier " + verifierInfo.packageName 14158 + " with the correct signature"); 14159 } 14160 sufficientVerifiers.add(comp); 14161 verificationState.addSufficientVerifier(verifierUid); 14162 } 14163 14164 return sufficientVerifiers; 14165 } 14166 14167 private int getUidForVerifier(VerifierInfo verifierInfo) { 14168 synchronized (mPackages) { 14169 final PackageParser.Package pkg = mPackages.get(verifierInfo.packageName); 14170 if (pkg == null) { 14171 return -1; 14172 } else if (pkg.mSigningDetails.signatures.length != 1) { 14173 Slog.i(TAG, "Verifier package " + verifierInfo.packageName 14174 + " has more than one signature; ignoring"); 14175 return -1; 14176 } 14177 14178 /* 14179 * If the public key of the package's signature does not match 14180 * our expected public key, then this is a different package and 14181 * we should skip. 14182 */ 14183 14184 final byte[] expectedPublicKey; 14185 try { 14186 final Signature verifierSig = pkg.mSigningDetails.signatures[0]; 14187 final PublicKey publicKey = verifierSig.getPublicKey(); 14188 expectedPublicKey = publicKey.getEncoded(); 14189 } catch (CertificateException e) { 14190 return -1; 14191 } 14192 14193 final byte[] actualPublicKey = verifierInfo.publicKey.getEncoded(); 14194 14195 if (!Arrays.equals(actualPublicKey, expectedPublicKey)) { 14196 Slog.i(TAG, "Verifier package " + verifierInfo.packageName 14197 + " does not have the expected public key; ignoring"); 14198 return -1; 14199 } 14200 14201 return pkg.applicationInfo.uid; 14202 } 14203 } 14204 14205 @Override 14206 public void finishPackageInstall(int token, boolean didLaunch) { 14207 enforceSystemOrRoot("Only the system is allowed to finish installs"); 14208 14209 if (DEBUG_INSTALL) { 14210 Slog.v(TAG, "BM finishing package install for " + token); 14211 } 14212 Trace.asyncTraceEnd(TRACE_TAG_PACKAGE_MANAGER, "restore", token); 14213 14214 final Message msg = mHandler.obtainMessage(POST_INSTALL, token, didLaunch ? 1 : 0); 14215 mHandler.sendMessage(msg); 14216 } 14217 14218 /** 14219 * Get the verification agent timeout. Used for both the APK verifier and the 14220 * intent filter verifier. 14221 * 14222 * @return verification timeout in milliseconds 14223 */ 14224 private long getVerificationTimeout() { 14225 return android.provider.Settings.Global.getLong(mContext.getContentResolver(), 14226 android.provider.Settings.Global.PACKAGE_VERIFIER_TIMEOUT, 14227 DEFAULT_VERIFICATION_TIMEOUT); 14228 } 14229 14230 /** 14231 * Get the default verification agent response code. 14232 * 14233 * @return default verification response code 14234 */ 14235 private int getDefaultVerificationResponse(UserHandle user) { 14236 if (sUserManager.hasUserRestriction(UserManager.ENSURE_VERIFY_APPS, user.getIdentifier())) { 14237 return PackageManager.VERIFICATION_REJECT; 14238 } 14239 return android.provider.Settings.Global.getInt(mContext.getContentResolver(), 14240 android.provider.Settings.Global.PACKAGE_VERIFIER_DEFAULT_RESPONSE, 14241 DEFAULT_VERIFICATION_RESPONSE); 14242 } 14243 14244 /** 14245 * Check whether or not package verification has been enabled. 14246 * 14247 * @return true if verification should be performed 14248 */ 14249 private boolean isVerificationEnabled(int userId, int installFlags, int installerUid) { 14250 if (!DEFAULT_VERIFY_ENABLE) { 14251 return false; 14252 } 14253 14254 boolean ensureVerifyAppsEnabled = isUserRestricted(userId, UserManager.ENSURE_VERIFY_APPS); 14255 14256 // Check if installing from ADB 14257 if ((installFlags & PackageManager.INSTALL_FROM_ADB) != 0) { 14258 // Do not run verification in a test harness environment 14259 if (ActivityManager.isRunningInTestHarness()) { 14260 return false; 14261 } 14262 if (ensureVerifyAppsEnabled) { 14263 return true; 14264 } 14265 // Check if the developer does not want package verification for ADB installs 14266 if (android.provider.Settings.Global.getInt(mContext.getContentResolver(), 14267 android.provider.Settings.Global.PACKAGE_VERIFIER_INCLUDE_ADB, 1) == 0) { 14268 return false; 14269 } 14270 } else { 14271 // only when not installed from ADB, skip verification for instant apps when 14272 // the installer and verifier are the same. 14273 if ((installFlags & PackageManager.INSTALL_INSTANT_APP) != 0) { 14274 if (mInstantAppInstallerActivity != null 14275 && mInstantAppInstallerActivity.packageName.equals( 14276 mRequiredVerifierPackage)) { 14277 try { 14278 mContext.getSystemService(AppOpsManager.class) 14279 .checkPackage(installerUid, mRequiredVerifierPackage); 14280 if (DEBUG_VERIFY) { 14281 Slog.i(TAG, "disable verification for instant app"); 14282 } 14283 return false; 14284 } catch (SecurityException ignore) { } 14285 } 14286 } 14287 } 14288 14289 if (ensureVerifyAppsEnabled) { 14290 return true; 14291 } 14292 14293 return android.provider.Settings.Global.getInt(mContext.getContentResolver(), 14294 android.provider.Settings.Global.PACKAGE_VERIFIER_ENABLE, 1) == 1; 14295 } 14296 14297 @Override 14298 public void verifyIntentFilter(int id, int verificationCode, List<String> failedDomains) 14299 throws RemoteException { 14300 mContext.enforceCallingOrSelfPermission( 14301 Manifest.permission.INTENT_FILTER_VERIFICATION_AGENT, 14302 "Only intentfilter verification agents can verify applications"); 14303 14304 final Message msg = mHandler.obtainMessage(INTENT_FILTER_VERIFIED); 14305 final IntentFilterVerificationResponse response = new IntentFilterVerificationResponse( 14306 Binder.getCallingUid(), verificationCode, failedDomains); 14307 msg.arg1 = id; 14308 msg.obj = response; 14309 mHandler.sendMessage(msg); 14310 } 14311 14312 @Override 14313 public int getIntentVerificationStatus(String packageName, int userId) { 14314 final int callingUid = Binder.getCallingUid(); 14315 if (UserHandle.getUserId(callingUid) != userId) { 14316 mContext.enforceCallingOrSelfPermission( 14317 android.Manifest.permission.INTERACT_ACROSS_USERS_FULL, 14318 "getIntentVerificationStatus" + userId); 14319 } 14320 if (getInstantAppPackageName(callingUid) != null) { 14321 return INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_UNDEFINED; 14322 } 14323 synchronized (mPackages) { 14324 final PackageSetting ps = mSettings.mPackages.get(packageName); 14325 if (ps == null 14326 || filterAppAccessLPr(ps, callingUid, UserHandle.getUserId(callingUid))) { 14327 return INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_UNDEFINED; 14328 } 14329 return mSettings.getIntentFilterVerificationStatusLPr(packageName, userId); 14330 } 14331 } 14332 14333 @Override 14334 public boolean updateIntentVerificationStatus(String packageName, int status, int userId) { 14335 mContext.enforceCallingOrSelfPermission( 14336 android.Manifest.permission.SET_PREFERRED_APPLICATIONS, null); 14337 14338 boolean result = false; 14339 synchronized (mPackages) { 14340 final PackageSetting ps = mSettings.mPackages.get(packageName); 14341 if (filterAppAccessLPr(ps, Binder.getCallingUid(), UserHandle.getCallingUserId())) { 14342 return false; 14343 } 14344 result = mSettings.updateIntentFilterVerificationStatusLPw(packageName, status, userId); 14345 } 14346 if (result) { 14347 scheduleWritePackageRestrictionsLocked(userId); 14348 } 14349 return result; 14350 } 14351 14352 @Override 14353 public @NonNull ParceledListSlice<IntentFilterVerificationInfo> getIntentFilterVerifications( 14354 String packageName) { 14355 final int callingUid = Binder.getCallingUid(); 14356 if (getInstantAppPackageName(callingUid) != null) { 14357 return ParceledListSlice.emptyList(); 14358 } 14359 synchronized (mPackages) { 14360 final PackageSetting ps = mSettings.mPackages.get(packageName); 14361 if (filterAppAccessLPr(ps, callingUid, UserHandle.getUserId(callingUid))) { 14362 return ParceledListSlice.emptyList(); 14363 } 14364 return new ParceledListSlice<>(mSettings.getIntentFilterVerificationsLPr(packageName)); 14365 } 14366 } 14367 14368 @Override 14369 public @NonNull ParceledListSlice<IntentFilter> getAllIntentFilters(String packageName) { 14370 if (TextUtils.isEmpty(packageName)) { 14371 return ParceledListSlice.emptyList(); 14372 } 14373 final int callingUid = Binder.getCallingUid(); 14374 final int callingUserId = UserHandle.getUserId(callingUid); 14375 synchronized (mPackages) { 14376 PackageParser.Package pkg = mPackages.get(packageName); 14377 if (pkg == null || pkg.activities == null) { 14378 return ParceledListSlice.emptyList(); 14379 } 14380 if (pkg.mExtras == null) { 14381 return ParceledListSlice.emptyList(); 14382 } 14383 final PackageSetting ps = (PackageSetting) pkg.mExtras; 14384 if (filterAppAccessLPr(ps, callingUid, callingUserId)) { 14385 return ParceledListSlice.emptyList(); 14386 } 14387 final int count = pkg.activities.size(); 14388 ArrayList<IntentFilter> result = new ArrayList<>(); 14389 for (int n=0; n<count; n++) { 14390 PackageParser.Activity activity = pkg.activities.get(n); 14391 if (activity.intents != null && activity.intents.size() > 0) { 14392 result.addAll(activity.intents); 14393 } 14394 } 14395 return new ParceledListSlice<>(result); 14396 } 14397 } 14398 14399 @Override 14400 public boolean setDefaultBrowserPackageName(String packageName, int userId) { 14401 mContext.enforceCallingOrSelfPermission( 14402 android.Manifest.permission.SET_PREFERRED_APPLICATIONS, null); 14403 if (UserHandle.getCallingUserId() != userId) { 14404 mContext.enforceCallingOrSelfPermission( 14405 android.Manifest.permission.INTERACT_ACROSS_USERS_FULL, null); 14406 } 14407 14408 synchronized (mPackages) { 14409 boolean result = mSettings.setDefaultBrowserPackageNameLPw(packageName, userId); 14410 if (packageName != null) { 14411 mDefaultPermissionPolicy.grantDefaultPermissionsToDefaultBrowser( 14412 packageName, userId); 14413 } 14414 return result; 14415 } 14416 } 14417 14418 @Override 14419 public String getDefaultBrowserPackageName(int userId) { 14420 if (UserHandle.getCallingUserId() != userId) { 14421 mContext.enforceCallingOrSelfPermission( 14422 android.Manifest.permission.INTERACT_ACROSS_USERS_FULL, null); 14423 } 14424 if (getInstantAppPackageName(Binder.getCallingUid()) != null) { 14425 return null; 14426 } 14427 synchronized (mPackages) { 14428 return mSettings.getDefaultBrowserPackageNameLPw(userId); 14429 } 14430 } 14431 14432 /** 14433 * Get the "allow unknown sources" setting. 14434 * 14435 * @return the current "allow unknown sources" setting 14436 */ 14437 private int getUnknownSourcesSettings() { 14438 return android.provider.Settings.Secure.getInt(mContext.getContentResolver(), 14439 android.provider.Settings.Secure.INSTALL_NON_MARKET_APPS, 14440 -1); 14441 } 14442 14443 @Override 14444 public void setInstallerPackageName(String targetPackage, String installerPackageName) { 14445 final int callingUid = Binder.getCallingUid(); 14446 if (getInstantAppPackageName(callingUid) != null) { 14447 return; 14448 } 14449 // writer 14450 synchronized (mPackages) { 14451 PackageSetting targetPackageSetting = mSettings.mPackages.get(targetPackage); 14452 if (targetPackageSetting == null 14453 || filterAppAccessLPr( 14454 targetPackageSetting, callingUid, UserHandle.getUserId(callingUid))) { 14455 throw new IllegalArgumentException("Unknown target package: " + targetPackage); 14456 } 14457 14458 PackageSetting installerPackageSetting; 14459 if (installerPackageName != null) { 14460 installerPackageSetting = mSettings.mPackages.get(installerPackageName); 14461 if (installerPackageSetting == null) { 14462 throw new IllegalArgumentException("Unknown installer package: " 14463 + installerPackageName); 14464 } 14465 } else { 14466 installerPackageSetting = null; 14467 } 14468 14469 Signature[] callerSignature; 14470 Object obj = mSettings.getUserIdLPr(callingUid); 14471 if (obj != null) { 14472 if (obj instanceof SharedUserSetting) { 14473 callerSignature = 14474 ((SharedUserSetting)obj).signatures.mSigningDetails.signatures; 14475 } else if (obj instanceof PackageSetting) { 14476 callerSignature = ((PackageSetting)obj).signatures.mSigningDetails.signatures; 14477 } else { 14478 throw new SecurityException("Bad object " + obj + " for uid " + callingUid); 14479 } 14480 } else { 14481 throw new SecurityException("Unknown calling UID: " + callingUid); 14482 } 14483 14484 // Verify: can't set installerPackageName to a package that is 14485 // not signed with the same cert as the caller. 14486 if (installerPackageSetting != null) { 14487 if (compareSignatures(callerSignature, 14488 installerPackageSetting.signatures.mSigningDetails.signatures) 14489 != PackageManager.SIGNATURE_MATCH) { 14490 throw new SecurityException( 14491 "Caller does not have same cert as new installer package " 14492 + installerPackageName); 14493 } 14494 } 14495 14496 // Verify: if target already has an installer package, it must 14497 // be signed with the same cert as the caller. 14498 if (targetPackageSetting.installerPackageName != null) { 14499 PackageSetting setting = mSettings.mPackages.get( 14500 targetPackageSetting.installerPackageName); 14501 // If the currently set package isn't valid, then it's always 14502 // okay to change it. 14503 if (setting != null) { 14504 if (compareSignatures(callerSignature, 14505 setting.signatures.mSigningDetails.signatures) 14506 != PackageManager.SIGNATURE_MATCH) { 14507 throw new SecurityException( 14508 "Caller does not have same cert as old installer package " 14509 + targetPackageSetting.installerPackageName); 14510 } 14511 } 14512 } 14513 14514 // Okay! 14515 targetPackageSetting.installerPackageName = installerPackageName; 14516 if (installerPackageName != null) { 14517 mSettings.mInstallerPackages.add(installerPackageName); 14518 } 14519 scheduleWriteSettingsLocked(); 14520 } 14521 } 14522 14523 @Override 14524 public void setApplicationCategoryHint(String packageName, int categoryHint, 14525 String callerPackageName) { 14526 if (getInstantAppPackageName(Binder.getCallingUid()) != null) { 14527 throw new SecurityException("Instant applications don't have access to this method"); 14528 } 14529 mContext.getSystemService(AppOpsManager.class).checkPackage(Binder.getCallingUid(), 14530 callerPackageName); 14531 synchronized (mPackages) { 14532 PackageSetting ps = mSettings.mPackages.get(packageName); 14533 if (ps == null) { 14534 throw new IllegalArgumentException("Unknown target package " + packageName); 14535 } 14536 if (filterAppAccessLPr(ps, Binder.getCallingUid(), UserHandle.getCallingUserId())) { 14537 throw new IllegalArgumentException("Unknown target package " + packageName); 14538 } 14539 if (!Objects.equals(callerPackageName, ps.installerPackageName)) { 14540 throw new IllegalArgumentException("Calling package " + callerPackageName 14541 + " is not installer for " + packageName); 14542 } 14543 14544 if (ps.categoryHint != categoryHint) { 14545 ps.categoryHint = categoryHint; 14546 scheduleWriteSettingsLocked(); 14547 } 14548 } 14549 } 14550 14551 private void processPendingInstall(final InstallArgs args, final int currentStatus) { 14552 // Queue up an async operation since the package installation may take a little while. 14553 mHandler.post(new Runnable() { 14554 public void run() { 14555 mHandler.removeCallbacks(this); 14556 // Result object to be returned 14557 PackageInstalledInfo res = new PackageInstalledInfo(); 14558 res.setReturnCode(currentStatus); 14559 res.uid = -1; 14560 res.pkg = null; 14561 res.removedInfo = null; 14562 if (res.returnCode == PackageManager.INSTALL_SUCCEEDED) { 14563 args.doPreInstall(res.returnCode); 14564 synchronized (mInstallLock) { 14565 installPackageTracedLI(args, res); 14566 } 14567 args.doPostInstall(res.returnCode, res.uid); 14568 } 14569 14570 // A restore should be performed at this point if (a) the install 14571 // succeeded, (b) the operation is not an update, and (c) the new 14572 // package has not opted out of backup participation. 14573 final boolean update = res.removedInfo != null 14574 && res.removedInfo.removedPackage != null; 14575 final int flags = (res.pkg == null) ? 0 : res.pkg.applicationInfo.flags; 14576 boolean doRestore = !update 14577 && ((flags & ApplicationInfo.FLAG_ALLOW_BACKUP) != 0); 14578 14579 // Set up the post-install work request bookkeeping. This will be used 14580 // and cleaned up by the post-install event handling regardless of whether 14581 // there's a restore pass performed. Token values are >= 1. 14582 int token; 14583 if (mNextInstallToken < 0) mNextInstallToken = 1; 14584 token = mNextInstallToken++; 14585 14586 PostInstallData data = new PostInstallData(args, res); 14587 mRunningInstalls.put(token, data); 14588 if (DEBUG_INSTALL) Log.v(TAG, "+ starting restore round-trip " + token); 14589 14590 if (res.returnCode == PackageManager.INSTALL_SUCCEEDED && doRestore) { 14591 // Pass responsibility to the Backup Manager. It will perform a 14592 // restore if appropriate, then pass responsibility back to the 14593 // Package Manager to run the post-install observer callbacks 14594 // and broadcasts. 14595 IBackupManager bm = IBackupManager.Stub.asInterface( 14596 ServiceManager.getService(Context.BACKUP_SERVICE)); 14597 if (bm != null) { 14598 if (DEBUG_INSTALL) Log.v(TAG, "token " + token 14599 + " to BM for possible restore"); 14600 Trace.asyncTraceBegin(TRACE_TAG_PACKAGE_MANAGER, "restore", token); 14601 try { 14602 // TODO: http://b/22388012 14603 if (bm.isBackupServiceActive(UserHandle.USER_SYSTEM)) { 14604 bm.restoreAtInstall(res.pkg.applicationInfo.packageName, token); 14605 } else { 14606 doRestore = false; 14607 } 14608 } catch (RemoteException e) { 14609 // can't happen; the backup manager is local 14610 } catch (Exception e) { 14611 Slog.e(TAG, "Exception trying to enqueue restore", e); 14612 doRestore = false; 14613 } 14614 } else { 14615 Slog.e(TAG, "Backup Manager not found!"); 14616 doRestore = false; 14617 } 14618 } 14619 14620 if (!doRestore) { 14621 // No restore possible, or the Backup Manager was mysteriously not 14622 // available -- just fire the post-install work request directly. 14623 if (DEBUG_INSTALL) Log.v(TAG, "No restore - queue post-install for " + token); 14624 14625 Trace.asyncTraceBegin(TRACE_TAG_PACKAGE_MANAGER, "postInstall", token); 14626 14627 Message msg = mHandler.obtainMessage(POST_INSTALL, token, 0); 14628 mHandler.sendMessage(msg); 14629 } 14630 } 14631 }); 14632 } 14633 14634 /** 14635 * Callback from PackageSettings whenever an app is first transitioned out of the 14636 * 'stopped' state. Normally we just issue the broadcast, but we can't do that if 14637 * the app was "launched" for a restoreAtInstall operation. Therefore we check 14638 * here whether the app is the target of an ongoing install, and only send the 14639 * broadcast immediately if it is not in that state. If it *is* undergoing a restore, 14640 * the first-launch broadcast will be sent implicitly on that basis in POST_INSTALL 14641 * handling. 14642 */ 14643 void notifyFirstLaunch(final String packageName, final String installerPackage, 14644 final int userId) { 14645 // Serialize this with the rest of the install-process message chain. In the 14646 // restore-at-install case, this Runnable will necessarily run before the 14647 // POST_INSTALL message is processed, so the contents of mRunningInstalls 14648 // are coherent. In the non-restore case, the app has already completed install 14649 // and been launched through some other means, so it is not in a problematic 14650 // state for observers to see the FIRST_LAUNCH signal. 14651 mHandler.post(new Runnable() { 14652 @Override 14653 public void run() { 14654 for (int i = 0; i < mRunningInstalls.size(); i++) { 14655 final PostInstallData data = mRunningInstalls.valueAt(i); 14656 if (data.res.returnCode != PackageManager.INSTALL_SUCCEEDED) { 14657 continue; 14658 } 14659 if (packageName.equals(data.res.pkg.applicationInfo.packageName)) { 14660 // right package; but is it for the right user? 14661 for (int uIndex = 0; uIndex < data.res.newUsers.length; uIndex++) { 14662 if (userId == data.res.newUsers[uIndex]) { 14663 if (DEBUG_BACKUP) { 14664 Slog.i(TAG, "Package " + packageName 14665 + " being restored so deferring FIRST_LAUNCH"); 14666 } 14667 return; 14668 } 14669 } 14670 } 14671 } 14672 // didn't find it, so not being restored 14673 if (DEBUG_BACKUP) { 14674 Slog.i(TAG, "Package " + packageName + " sending normal FIRST_LAUNCH"); 14675 } 14676 final boolean isInstantApp = isInstantApp(packageName, userId); 14677 final int[] userIds = isInstantApp ? EMPTY_INT_ARRAY : new int[] { userId }; 14678 final int[] instantUserIds = isInstantApp ? new int[] { userId } : EMPTY_INT_ARRAY; 14679 sendFirstLaunchBroadcast(packageName, installerPackage, userIds, instantUserIds); 14680 } 14681 }); 14682 } 14683 14684 private void sendFirstLaunchBroadcast(String pkgName, String installerPkg, 14685 int[] userIds, int[] instantUserIds) { 14686 sendPackageBroadcast(Intent.ACTION_PACKAGE_FIRST_LAUNCH, pkgName, null, 0, 14687 installerPkg, null, userIds, instantUserIds); 14688 } 14689 14690 private abstract class HandlerParams { 14691 private static final int MAX_RETRIES = 4; 14692 14693 /** 14694 * Number of times startCopy() has been attempted and had a non-fatal 14695 * error. 14696 */ 14697 private int mRetries = 0; 14698 14699 /** User handle for the user requesting the information or installation. */ 14700 private final UserHandle mUser; 14701 String traceMethod; 14702 int traceCookie; 14703 14704 HandlerParams(UserHandle user) { 14705 mUser = user; 14706 } 14707 14708 UserHandle getUser() { 14709 return mUser; 14710 } 14711 14712 HandlerParams setTraceMethod(String traceMethod) { 14713 this.traceMethod = traceMethod; 14714 return this; 14715 } 14716 14717 HandlerParams setTraceCookie(int traceCookie) { 14718 this.traceCookie = traceCookie; 14719 return this; 14720 } 14721 14722 final boolean startCopy() { 14723 boolean res; 14724 try { 14725 if (DEBUG_INSTALL) Slog.i(TAG, "startCopy " + mUser + ": " + this); 14726 14727 if (++mRetries > MAX_RETRIES) { 14728 Slog.w(TAG, "Failed to invoke remote methods on default container service. Giving up"); 14729 mHandler.sendEmptyMessage(MCS_GIVE_UP); 14730 handleServiceError(); 14731 return false; 14732 } else { 14733 handleStartCopy(); 14734 res = true; 14735 } 14736 } catch (RemoteException e) { 14737 if (DEBUG_INSTALL) Slog.i(TAG, "Posting install MCS_RECONNECT"); 14738 mHandler.sendEmptyMessage(MCS_RECONNECT); 14739 res = false; 14740 } 14741 handleReturnCode(); 14742 return res; 14743 } 14744 14745 final void serviceError() { 14746 if (DEBUG_INSTALL) Slog.i(TAG, "serviceError"); 14747 handleServiceError(); 14748 handleReturnCode(); 14749 } 14750 14751 abstract void handleStartCopy() throws RemoteException; 14752 abstract void handleServiceError(); 14753 abstract void handleReturnCode(); 14754 } 14755 14756 private static void clearDirectory(IMediaContainerService mcs, File[] paths) { 14757 for (File path : paths) { 14758 try { 14759 mcs.clearDirectory(path.getAbsolutePath()); 14760 } catch (RemoteException e) { 14761 } 14762 } 14763 } 14764 14765 static class OriginInfo { 14766 /** 14767 * Location where install is coming from, before it has been 14768 * copied/renamed into place. This could be a single monolithic APK 14769 * file, or a cluster directory. This location may be untrusted. 14770 */ 14771 final File file; 14772 14773 /** 14774 * Flag indicating that {@link #file} or {@link #cid} has already been 14775 * staged, meaning downstream users don't need to defensively copy the 14776 * contents. 14777 */ 14778 final boolean staged; 14779 14780 /** 14781 * Flag indicating that {@link #file} or {@link #cid} is an already 14782 * installed app that is being moved. 14783 */ 14784 final boolean existing; 14785 14786 final String resolvedPath; 14787 final File resolvedFile; 14788 14789 static OriginInfo fromNothing() { 14790 return new OriginInfo(null, false, false); 14791 } 14792 14793 static OriginInfo fromUntrustedFile(File file) { 14794 return new OriginInfo(file, false, false); 14795 } 14796 14797 static OriginInfo fromExistingFile(File file) { 14798 return new OriginInfo(file, false, true); 14799 } 14800 14801 static OriginInfo fromStagedFile(File file) { 14802 return new OriginInfo(file, true, false); 14803 } 14804 14805 private OriginInfo(File file, boolean staged, boolean existing) { 14806 this.file = file; 14807 this.staged = staged; 14808 this.existing = existing; 14809 14810 if (file != null) { 14811 resolvedPath = file.getAbsolutePath(); 14812 resolvedFile = file; 14813 } else { 14814 resolvedPath = null; 14815 resolvedFile = null; 14816 } 14817 } 14818 } 14819 14820 static class MoveInfo { 14821 final int moveId; 14822 final String fromUuid; 14823 final String toUuid; 14824 final String packageName; 14825 final String dataAppName; 14826 final int appId; 14827 final String seinfo; 14828 final int targetSdkVersion; 14829 14830 public MoveInfo(int moveId, String fromUuid, String toUuid, String packageName, 14831 String dataAppName, int appId, String seinfo, int targetSdkVersion) { 14832 this.moveId = moveId; 14833 this.fromUuid = fromUuid; 14834 this.toUuid = toUuid; 14835 this.packageName = packageName; 14836 this.dataAppName = dataAppName; 14837 this.appId = appId; 14838 this.seinfo = seinfo; 14839 this.targetSdkVersion = targetSdkVersion; 14840 } 14841 } 14842 14843 static class VerificationInfo { 14844 /** A constant used to indicate that a uid value is not present. */ 14845 public static final int NO_UID = -1; 14846 14847 /** URI referencing where the package was downloaded from. */ 14848 final Uri originatingUri; 14849 14850 /** HTTP referrer URI associated with the originatingURI. */ 14851 final Uri referrer; 14852 14853 /** UID of the application that the install request originated from. */ 14854 final int originatingUid; 14855 14856 /** UID of application requesting the install */ 14857 final int installerUid; 14858 14859 VerificationInfo(Uri originatingUri, Uri referrer, int originatingUid, int installerUid) { 14860 this.originatingUri = originatingUri; 14861 this.referrer = referrer; 14862 this.originatingUid = originatingUid; 14863 this.installerUid = installerUid; 14864 } 14865 } 14866 14867 class InstallParams extends HandlerParams { 14868 final OriginInfo origin; 14869 final MoveInfo move; 14870 final IPackageInstallObserver2 observer; 14871 int installFlags; 14872 final String installerPackageName; 14873 final String volumeUuid; 14874 private InstallArgs mArgs; 14875 private int mRet; 14876 final String packageAbiOverride; 14877 final String[] grantedRuntimePermissions; 14878 final VerificationInfo verificationInfo; 14879 final PackageParser.SigningDetails signingDetails; 14880 final int installReason; 14881 14882 InstallParams(OriginInfo origin, MoveInfo move, IPackageInstallObserver2 observer, 14883 int installFlags, String installerPackageName, String volumeUuid, 14884 VerificationInfo verificationInfo, UserHandle user, String packageAbiOverride, 14885 String[] grantedPermissions, PackageParser.SigningDetails signingDetails, int installReason) { 14886 super(user); 14887 this.origin = origin; 14888 this.move = move; 14889 this.observer = observer; 14890 this.installFlags = installFlags; 14891 this.installerPackageName = installerPackageName; 14892 this.volumeUuid = volumeUuid; 14893 this.verificationInfo = verificationInfo; 14894 this.packageAbiOverride = packageAbiOverride; 14895 this.grantedRuntimePermissions = grantedPermissions; 14896 this.signingDetails = signingDetails; 14897 this.installReason = installReason; 14898 } 14899 14900 @Override 14901 public String toString() { 14902 return "InstallParams{" + Integer.toHexString(System.identityHashCode(this)) 14903 + " file=" + origin.file + "}"; 14904 } 14905 14906 private int installLocationPolicy(PackageInfoLite pkgLite) { 14907 String packageName = pkgLite.packageName; 14908 int installLocation = pkgLite.installLocation; 14909 boolean onSd = (installFlags & PackageManager.INSTALL_EXTERNAL) != 0; 14910 // reader 14911 synchronized (mPackages) { 14912 // Currently installed package which the new package is attempting to replace or 14913 // null if no such package is installed. 14914 PackageParser.Package installedPkg = mPackages.get(packageName); 14915 // Package which currently owns the data which the new package will own if installed. 14916 // If an app is unstalled while keeping data (e.g., adb uninstall -k), installedPkg 14917 // will be null whereas dataOwnerPkg will contain information about the package 14918 // which was uninstalled while keeping its data. 14919 PackageParser.Package dataOwnerPkg = installedPkg; 14920 if (dataOwnerPkg == null) { 14921 PackageSetting ps = mSettings.mPackages.get(packageName); 14922 if (ps != null) { 14923 dataOwnerPkg = ps.pkg; 14924 } 14925 } 14926 14927 if (dataOwnerPkg != null) { 14928 // If installed, the package will get access to data left on the device by its 14929 // predecessor. As a security measure, this is permited only if this is not a 14930 // version downgrade or if the predecessor package is marked as debuggable and 14931 // a downgrade is explicitly requested. 14932 // 14933 // On debuggable platform builds, downgrades are permitted even for 14934 // non-debuggable packages to make testing easier. Debuggable platform builds do 14935 // not offer security guarantees and thus it's OK to disable some security 14936 // mechanisms to make debugging/testing easier on those builds. However, even on 14937 // debuggable builds downgrades of packages are permitted only if requested via 14938 // installFlags. This is because we aim to keep the behavior of debuggable 14939 // platform builds as close as possible to the behavior of non-debuggable 14940 // platform builds. 14941 final boolean downgradeRequested = 14942 (installFlags & PackageManager.INSTALL_ALLOW_DOWNGRADE) != 0; 14943 final boolean packageDebuggable = 14944 (dataOwnerPkg.applicationInfo.flags 14945 & ApplicationInfo.FLAG_DEBUGGABLE) != 0; 14946 final boolean downgradePermitted = 14947 (downgradeRequested) && ((Build.IS_DEBUGGABLE) || (packageDebuggable)); 14948 if (!downgradePermitted) { 14949 try { 14950 checkDowngrade(dataOwnerPkg, pkgLite); 14951 } catch (PackageManagerException e) { 14952 Slog.w(TAG, "Downgrade detected: " + e.getMessage()); 14953 return PackageHelper.RECOMMEND_FAILED_VERSION_DOWNGRADE; 14954 } 14955 } 14956 } 14957 14958 if (installedPkg != null) { 14959 if ((installFlags & PackageManager.INSTALL_REPLACE_EXISTING) != 0) { 14960 // Check for updated system application. 14961 if ((installedPkg.applicationInfo.flags & ApplicationInfo.FLAG_SYSTEM) != 0) { 14962 if (onSd) { 14963 Slog.w(TAG, "Cannot install update to system app on sdcard"); 14964 return PackageHelper.RECOMMEND_FAILED_INVALID_LOCATION; 14965 } 14966 return PackageHelper.RECOMMEND_INSTALL_INTERNAL; 14967 } else { 14968 if (onSd) { 14969 // Install flag overrides everything. 14970 return PackageHelper.RECOMMEND_INSTALL_EXTERNAL; 14971 } 14972 // If current upgrade specifies particular preference 14973 if (installLocation == PackageInfo.INSTALL_LOCATION_INTERNAL_ONLY) { 14974 // Application explicitly specified internal. 14975 return PackageHelper.RECOMMEND_INSTALL_INTERNAL; 14976 } else if (installLocation == PackageInfo.INSTALL_LOCATION_PREFER_EXTERNAL) { 14977 // App explictly prefers external. Let policy decide 14978 } else { 14979 // Prefer previous location 14980 if (isExternal(installedPkg)) { 14981 return PackageHelper.RECOMMEND_INSTALL_EXTERNAL; 14982 } 14983 return PackageHelper.RECOMMEND_INSTALL_INTERNAL; 14984 } 14985 } 14986 } else { 14987 // Invalid install. Return error code 14988 return PackageHelper.RECOMMEND_FAILED_ALREADY_EXISTS; 14989 } 14990 } 14991 } 14992 // All the special cases have been taken care of. 14993 // Return result based on recommended install location. 14994 if (onSd) { 14995 return PackageHelper.RECOMMEND_INSTALL_EXTERNAL; 14996 } 14997 return pkgLite.recommendedInstallLocation; 14998 } 14999 15000 /* 15001 * Invoke remote method to get package information and install 15002 * location values. Override install location based on default 15003 * policy if needed and then create install arguments based 15004 * on the install location. 15005 */ 15006 public void handleStartCopy() throws RemoteException { 15007 int ret = PackageManager.INSTALL_SUCCEEDED; 15008 15009 // If we're already staged, we've firmly committed to an install location 15010 if (origin.staged) { 15011 if (origin.file != null) { 15012 installFlags |= PackageManager.INSTALL_INTERNAL; 15013 installFlags &= ~PackageManager.INSTALL_EXTERNAL; 15014 } else { 15015 throw new IllegalStateException("Invalid stage location"); 15016 } 15017 } 15018 15019 final boolean onSd = (installFlags & PackageManager.INSTALL_EXTERNAL) != 0; 15020 final boolean onInt = (installFlags & PackageManager.INSTALL_INTERNAL) != 0; 15021 final boolean ephemeral = (installFlags & PackageManager.INSTALL_INSTANT_APP) != 0; 15022 PackageInfoLite pkgLite = null; 15023 15024 if (onInt && onSd) { 15025 // Check if both bits are set. 15026 Slog.w(TAG, "Conflicting flags specified for installing on both internal and external"); 15027 ret = PackageManager.INSTALL_FAILED_INVALID_INSTALL_LOCATION; 15028 } else if (onSd && ephemeral) { 15029 Slog.w(TAG, "Conflicting flags specified for installing ephemeral on external"); 15030 ret = PackageManager.INSTALL_FAILED_INVALID_INSTALL_LOCATION; 15031 } else { 15032 pkgLite = mContainerService.getMinimalPackageInfo(origin.resolvedPath, installFlags, 15033 packageAbiOverride); 15034 15035 if (DEBUG_INSTANT && ephemeral) { 15036 Slog.v(TAG, "pkgLite for install: " + pkgLite); 15037 } 15038 15039 /* 15040 * If we have too little free space, try to free cache 15041 * before giving up. 15042 */ 15043 if (!origin.staged && pkgLite.recommendedInstallLocation 15044 == PackageHelper.RECOMMEND_FAILED_INSUFFICIENT_STORAGE) { 15045 // TODO: focus freeing disk space on the target device 15046 final StorageManager storage = StorageManager.from(mContext); 15047 final long lowThreshold = storage.getStorageLowBytes( 15048 Environment.getDataDirectory()); 15049 15050 final long sizeBytes = mContainerService.calculateInstalledSize( 15051 origin.resolvedPath, packageAbiOverride); 15052 15053 try { 15054 mInstaller.freeCache(null, sizeBytes + lowThreshold, 0, 0); 15055 pkgLite = mContainerService.getMinimalPackageInfo(origin.resolvedPath, 15056 installFlags, packageAbiOverride); 15057 } catch (InstallerException e) { 15058 Slog.w(TAG, "Failed to free cache", e); 15059 } 15060 15061 /* 15062 * The cache free must have deleted the file we 15063 * downloaded to install. 15064 * 15065 * TODO: fix the "freeCache" call to not delete 15066 * the file we care about. 15067 */ 15068 if (pkgLite.recommendedInstallLocation 15069 == PackageHelper.RECOMMEND_FAILED_INVALID_URI) { 15070 pkgLite.recommendedInstallLocation 15071 = PackageHelper.RECOMMEND_FAILED_INSUFFICIENT_STORAGE; 15072 } 15073 } 15074 } 15075 15076 if (ret == PackageManager.INSTALL_SUCCEEDED) { 15077 int loc = pkgLite.recommendedInstallLocation; 15078 if (loc == PackageHelper.RECOMMEND_FAILED_INVALID_LOCATION) { 15079 ret = PackageManager.INSTALL_FAILED_INVALID_INSTALL_LOCATION; 15080 } else if (loc == PackageHelper.RECOMMEND_FAILED_ALREADY_EXISTS) { 15081 ret = PackageManager.INSTALL_FAILED_ALREADY_EXISTS; 15082 } else if (loc == PackageHelper.RECOMMEND_FAILED_INSUFFICIENT_STORAGE) { 15083 ret = PackageManager.INSTALL_FAILED_INSUFFICIENT_STORAGE; 15084 } else if (loc == PackageHelper.RECOMMEND_FAILED_INVALID_APK) { 15085 ret = PackageManager.INSTALL_FAILED_INVALID_APK; 15086 } else if (loc == PackageHelper.RECOMMEND_FAILED_INVALID_URI) { 15087 ret = PackageManager.INSTALL_FAILED_INVALID_URI; 15088 } else if (loc == PackageHelper.RECOMMEND_MEDIA_UNAVAILABLE) { 15089 ret = PackageManager.INSTALL_FAILED_MEDIA_UNAVAILABLE; 15090 } else { 15091 // Override with defaults if needed. 15092 loc = installLocationPolicy(pkgLite); 15093 if (loc == PackageHelper.RECOMMEND_FAILED_VERSION_DOWNGRADE) { 15094 ret = PackageManager.INSTALL_FAILED_VERSION_DOWNGRADE; 15095 } else if (!onSd && !onInt) { 15096 // Override install location with flags 15097 if (loc == PackageHelper.RECOMMEND_INSTALL_EXTERNAL) { 15098 // Set the flag to install on external media. 15099 installFlags |= PackageManager.INSTALL_EXTERNAL; 15100 installFlags &= ~PackageManager.INSTALL_INTERNAL; 15101 } else if (loc == PackageHelper.RECOMMEND_INSTALL_EPHEMERAL) { 15102 if (DEBUG_INSTANT) { 15103 Slog.v(TAG, "...setting INSTALL_EPHEMERAL install flag"); 15104 } 15105 installFlags |= PackageManager.INSTALL_INSTANT_APP; 15106 installFlags &= ~(PackageManager.INSTALL_EXTERNAL 15107 |PackageManager.INSTALL_INTERNAL); 15108 } else { 15109 // Make sure the flag for installing on external 15110 // media is unset 15111 installFlags |= PackageManager.INSTALL_INTERNAL; 15112 installFlags &= ~PackageManager.INSTALL_EXTERNAL; 15113 } 15114 } 15115 } 15116 } 15117 15118 final InstallArgs args = createInstallArgs(this); 15119 mArgs = args; 15120 15121 if (ret == PackageManager.INSTALL_SUCCEEDED) { 15122 // TODO: http://b/22976637 15123 // Apps installed for "all" users use the device owner to verify the app 15124 UserHandle verifierUser = getUser(); 15125 if (verifierUser == UserHandle.ALL) { 15126 verifierUser = UserHandle.SYSTEM; 15127 } 15128 15129 /* 15130 * Determine if we have any installed package verifiers. If we 15131 * do, then we'll defer to them to verify the packages. 15132 */ 15133 final int requiredUid = mRequiredVerifierPackage == null ? -1 15134 : getPackageUid(mRequiredVerifierPackage, MATCH_DEBUG_TRIAGED_MISSING, 15135 verifierUser.getIdentifier()); 15136 final int installerUid = 15137 verificationInfo == null ? -1 : verificationInfo.installerUid; 15138 if (!origin.existing && requiredUid != -1 15139 && isVerificationEnabled( 15140 verifierUser.getIdentifier(), installFlags, installerUid)) { 15141 final Intent verification = new Intent( 15142 Intent.ACTION_PACKAGE_NEEDS_VERIFICATION); 15143 verification.addFlags(Intent.FLAG_RECEIVER_FOREGROUND); 15144 verification.setDataAndType(Uri.fromFile(new File(origin.resolvedPath)), 15145 PACKAGE_MIME_TYPE); 15146 verification.addFlags(Intent.FLAG_GRANT_READ_URI_PERMISSION); 15147 15148 // Query all live verifiers based on current user state 15149 final List<ResolveInfo> receivers = queryIntentReceiversInternal(verification, 15150 PACKAGE_MIME_TYPE, 0, verifierUser.getIdentifier(), 15151 false /*allowDynamicSplits*/); 15152 15153 if (DEBUG_VERIFY) { 15154 Slog.d(TAG, "Found " + receivers.size() + " verifiers for intent " 15155 + verification.toString() + " with " + pkgLite.verifiers.length 15156 + " optional verifiers"); 15157 } 15158 15159 final int verificationId = mPendingVerificationToken++; 15160 15161 verification.putExtra(PackageManager.EXTRA_VERIFICATION_ID, verificationId); 15162 15163 verification.putExtra(PackageManager.EXTRA_VERIFICATION_INSTALLER_PACKAGE, 15164 installerPackageName); 15165 15166 verification.putExtra(PackageManager.EXTRA_VERIFICATION_INSTALL_FLAGS, 15167 installFlags); 15168 15169 verification.putExtra(PackageManager.EXTRA_VERIFICATION_PACKAGE_NAME, 15170 pkgLite.packageName); 15171 15172 verification.putExtra(PackageManager.EXTRA_VERIFICATION_VERSION_CODE, 15173 pkgLite.versionCode); 15174 15175 verification.putExtra(PackageManager.EXTRA_VERIFICATION_LONG_VERSION_CODE, 15176 pkgLite.getLongVersionCode()); 15177 15178 if (verificationInfo != null) { 15179 if (verificationInfo.originatingUri != null) { 15180 verification.putExtra(Intent.EXTRA_ORIGINATING_URI, 15181 verificationInfo.originatingUri); 15182 } 15183 if (verificationInfo.referrer != null) { 15184 verification.putExtra(Intent.EXTRA_REFERRER, 15185 verificationInfo.referrer); 15186 } 15187 if (verificationInfo.originatingUid >= 0) { 15188 verification.putExtra(Intent.EXTRA_ORIGINATING_UID, 15189 verificationInfo.originatingUid); 15190 } 15191 if (verificationInfo.installerUid >= 0) { 15192 verification.putExtra(PackageManager.EXTRA_VERIFICATION_INSTALLER_UID, 15193 verificationInfo.installerUid); 15194 } 15195 } 15196 15197 final PackageVerificationState verificationState = new PackageVerificationState( 15198 requiredUid, args); 15199 15200 mPendingVerification.append(verificationId, verificationState); 15201 15202 final List<ComponentName> sufficientVerifiers = matchVerifiers(pkgLite, 15203 receivers, verificationState); 15204 15205 DeviceIdleController.LocalService idleController = getDeviceIdleController(); 15206 final long idleDuration = getVerificationTimeout(); 15207 15208 /* 15209 * If any sufficient verifiers were listed in the package 15210 * manifest, attempt to ask them. 15211 */ 15212 if (sufficientVerifiers != null) { 15213 final int N = sufficientVerifiers.size(); 15214 if (N == 0) { 15215 Slog.i(TAG, "Additional verifiers required, but none installed."); 15216 ret = PackageManager.INSTALL_FAILED_VERIFICATION_FAILURE; 15217 } else { 15218 for (int i = 0; i < N; i++) { 15219 final ComponentName verifierComponent = sufficientVerifiers.get(i); 15220 idleController.addPowerSaveTempWhitelistApp(Process.myUid(), 15221 verifierComponent.getPackageName(), idleDuration, 15222 verifierUser.getIdentifier(), false, "package verifier"); 15223 15224 final Intent sufficientIntent = new Intent(verification); 15225 sufficientIntent.setComponent(verifierComponent); 15226 mContext.sendBroadcastAsUser(sufficientIntent, verifierUser); 15227 } 15228 } 15229 } 15230 15231 final ComponentName requiredVerifierComponent = matchComponentForVerifier( 15232 mRequiredVerifierPackage, receivers); 15233 if (ret == PackageManager.INSTALL_SUCCEEDED 15234 && mRequiredVerifierPackage != null) { 15235 Trace.asyncTraceBegin( 15236 TRACE_TAG_PACKAGE_MANAGER, "verification", verificationId); 15237 /* 15238 * Send the intent to the required verification agent, 15239 * but only start the verification timeout after the 15240 * target BroadcastReceivers have run. 15241 */ 15242 verification.setComponent(requiredVerifierComponent); 15243 idleController.addPowerSaveTempWhitelistApp(Process.myUid(), 15244 mRequiredVerifierPackage, idleDuration, 15245 verifierUser.getIdentifier(), false, "package verifier"); 15246 mContext.sendOrderedBroadcastAsUser(verification, verifierUser, 15247 android.Manifest.permission.PACKAGE_VERIFICATION_AGENT, 15248 new BroadcastReceiver() { 15249 @Override 15250 public void onReceive(Context context, Intent intent) { 15251 final Message msg = mHandler 15252 .obtainMessage(CHECK_PENDING_VERIFICATION); 15253 msg.arg1 = verificationId; 15254 mHandler.sendMessageDelayed(msg, getVerificationTimeout()); 15255 } 15256 }, null, 0, null, null); 15257 15258 /* 15259 * We don't want the copy to proceed until verification 15260 * succeeds, so null out this field. 15261 */ 15262 mArgs = null; 15263 } 15264 } else { 15265 /* 15266 * No package verification is enabled, so immediately start 15267 * the remote call to initiate copy using temporary file. 15268 */ 15269 ret = args.copyApk(mContainerService, true); 15270 } 15271 } 15272 15273 mRet = ret; 15274 } 15275 15276 @Override 15277 void handleReturnCode() { 15278 // If mArgs is null, then MCS couldn't be reached. When it 15279 // reconnects, it will try again to install. At that point, this 15280 // will succeed. 15281 if (mArgs != null) { 15282 processPendingInstall(mArgs, mRet); 15283 } 15284 } 15285 15286 @Override 15287 void handleServiceError() { 15288 mArgs = createInstallArgs(this); 15289 mRet = PackageManager.INSTALL_FAILED_INTERNAL_ERROR; 15290 } 15291 } 15292 15293 private InstallArgs createInstallArgs(InstallParams params) { 15294 if (params.move != null) { 15295 return new MoveInstallArgs(params); 15296 } else { 15297 return new FileInstallArgs(params); 15298 } 15299 } 15300 15301 /** 15302 * Create args that describe an existing installed package. Typically used 15303 * when cleaning up old installs, or used as a move source. 15304 */ 15305 private InstallArgs createInstallArgsForExisting(int installFlags, String codePath, 15306 String resourcePath, String[] instructionSets) { 15307 return new FileInstallArgs(codePath, resourcePath, instructionSets); 15308 } 15309 15310 static abstract class InstallArgs { 15311 /** @see InstallParams#origin */ 15312 final OriginInfo origin; 15313 /** @see InstallParams#move */ 15314 final MoveInfo move; 15315 15316 final IPackageInstallObserver2 observer; 15317 // Always refers to PackageManager flags only 15318 final int installFlags; 15319 final String installerPackageName; 15320 final String volumeUuid; 15321 final UserHandle user; 15322 final String abiOverride; 15323 final String[] installGrantPermissions; 15324 /** If non-null, drop an async trace when the install completes */ 15325 final String traceMethod; 15326 final int traceCookie; 15327 final PackageParser.SigningDetails signingDetails; 15328 final int installReason; 15329 15330 // The list of instruction sets supported by this app. This is currently 15331 // only used during the rmdex() phase to clean up resources. We can get rid of this 15332 // if we move dex files under the common app path. 15333 /* nullable */ String[] instructionSets; 15334 15335 InstallArgs(OriginInfo origin, MoveInfo move, IPackageInstallObserver2 observer, 15336 int installFlags, String installerPackageName, String volumeUuid, 15337 UserHandle user, String[] instructionSets, 15338 String abiOverride, String[] installGrantPermissions, 15339 String traceMethod, int traceCookie, PackageParser.SigningDetails signingDetails, 15340 int installReason) { 15341 this.origin = origin; 15342 this.move = move; 15343 this.installFlags = installFlags; 15344 this.observer = observer; 15345 this.installerPackageName = installerPackageName; 15346 this.volumeUuid = volumeUuid; 15347 this.user = user; 15348 this.instructionSets = instructionSets; 15349 this.abiOverride = abiOverride; 15350 this.installGrantPermissions = installGrantPermissions; 15351 this.traceMethod = traceMethod; 15352 this.traceCookie = traceCookie; 15353 this.signingDetails = signingDetails; 15354 this.installReason = installReason; 15355 } 15356 15357 abstract int copyApk(IMediaContainerService imcs, boolean temp) throws RemoteException; 15358 abstract int doPreInstall(int status); 15359 15360 /** 15361 * Rename package into final resting place. All paths on the given 15362 * scanned package should be updated to reflect the rename. 15363 */ 15364 abstract boolean doRename(int status, PackageParser.Package pkg, String oldCodePath); 15365 abstract int doPostInstall(int status, int uid); 15366 15367 /** @see PackageSettingBase#codePathString */ 15368 abstract String getCodePath(); 15369 /** @see PackageSettingBase#resourcePathString */ 15370 abstract String getResourcePath(); 15371 15372 // Need installer lock especially for dex file removal. 15373 abstract void cleanUpResourcesLI(); 15374 abstract boolean doPostDeleteLI(boolean delete); 15375 15376 /** 15377 * Called before the source arguments are copied. This is used mostly 15378 * for MoveParams when it needs to read the source file to put it in the 15379 * destination. 15380 */ 15381 int doPreCopy() { 15382 return PackageManager.INSTALL_SUCCEEDED; 15383 } 15384 15385 /** 15386 * Called after the source arguments are copied. This is used mostly for 15387 * MoveParams when it needs to read the source file to put it in the 15388 * destination. 15389 */ 15390 int doPostCopy(int uid) { 15391 return PackageManager.INSTALL_SUCCEEDED; 15392 } 15393 15394 protected boolean isFwdLocked() { 15395 return (installFlags & PackageManager.INSTALL_FORWARD_LOCK) != 0; 15396 } 15397 15398 protected boolean isExternalAsec() { 15399 return (installFlags & PackageManager.INSTALL_EXTERNAL) != 0; 15400 } 15401 15402 protected boolean isEphemeral() { 15403 return (installFlags & PackageManager.INSTALL_INSTANT_APP) != 0; 15404 } 15405 15406 UserHandle getUser() { 15407 return user; 15408 } 15409 } 15410 15411 void removeDexFiles(List<String> allCodePaths, String[] instructionSets) { 15412 if (!allCodePaths.isEmpty()) { 15413 if (instructionSets == null) { 15414 throw new IllegalStateException("instructionSet == null"); 15415 } 15416 String[] dexCodeInstructionSets = getDexCodeInstructionSets(instructionSets); 15417 for (String codePath : allCodePaths) { 15418 for (String dexCodeInstructionSet : dexCodeInstructionSets) { 15419 try { 15420 mInstaller.rmdex(codePath, dexCodeInstructionSet); 15421 } catch (InstallerException ignored) { 15422 } 15423 } 15424 } 15425 } 15426 } 15427 15428 /** 15429 * Logic to handle installation of non-ASEC applications, including copying 15430 * and renaming logic. 15431 */ 15432 class FileInstallArgs extends InstallArgs { 15433 private File codeFile; 15434 private File resourceFile; 15435 15436 // Example topology: 15437 // /data/app/com.example/base.apk 15438 // /data/app/com.example/split_foo.apk 15439 // /data/app/com.example/lib/arm/libfoo.so 15440 // /data/app/com.example/lib/arm64/libfoo.so 15441 // /data/app/com.example/dalvik/arm/base.apk@classes.dex 15442 15443 /** New install */ 15444 FileInstallArgs(InstallParams params) { 15445 super(params.origin, params.move, params.observer, params.installFlags, 15446 params.installerPackageName, params.volumeUuid, 15447 params.getUser(), null /*instructionSets*/, params.packageAbiOverride, 15448 params.grantedRuntimePermissions, 15449 params.traceMethod, params.traceCookie, params.signingDetails, 15450 params.installReason); 15451 if (isFwdLocked()) { 15452 throw new IllegalArgumentException("Forward locking only supported in ASEC"); 15453 } 15454 } 15455 15456 /** Existing install */ 15457 FileInstallArgs(String codePath, String resourcePath, String[] instructionSets) { 15458 super(OriginInfo.fromNothing(), null, null, 0, null, null, null, instructionSets, 15459 null, null, null, 0, PackageParser.SigningDetails.UNKNOWN, 15460 PackageManager.INSTALL_REASON_UNKNOWN); 15461 this.codeFile = (codePath != null) ? new File(codePath) : null; 15462 this.resourceFile = (resourcePath != null) ? new File(resourcePath) : null; 15463 } 15464 15465 int copyApk(IMediaContainerService imcs, boolean temp) throws RemoteException { 15466 Trace.traceBegin(TRACE_TAG_PACKAGE_MANAGER, "copyApk"); 15467 try { 15468 return doCopyApk(imcs, temp); 15469 } finally { 15470 Trace.traceEnd(TRACE_TAG_PACKAGE_MANAGER); 15471 } 15472 } 15473 15474 private int doCopyApk(IMediaContainerService imcs, boolean temp) throws RemoteException { 15475 if (origin.staged) { 15476 if (DEBUG_INSTALL) Slog.d(TAG, origin.file + " already staged; skipping copy"); 15477 codeFile = origin.file; 15478 resourceFile = origin.file; 15479 return PackageManager.INSTALL_SUCCEEDED; 15480 } 15481 15482 try { 15483 final boolean isEphemeral = (installFlags & PackageManager.INSTALL_INSTANT_APP) != 0; 15484 final File tempDir = 15485 mInstallerService.allocateStageDirLegacy(volumeUuid, isEphemeral); 15486 codeFile = tempDir; 15487 resourceFile = tempDir; 15488 } catch (IOException e) { 15489 Slog.w(TAG, "Failed to create copy file: " + e); 15490 return PackageManager.INSTALL_FAILED_INSUFFICIENT_STORAGE; 15491 } 15492 15493 final IParcelFileDescriptorFactory target = new IParcelFileDescriptorFactory.Stub() { 15494 @Override 15495 public ParcelFileDescriptor open(String name, int mode) throws RemoteException { 15496 if (!FileUtils.isValidExtFilename(name)) { 15497 throw new IllegalArgumentException("Invalid filename: " + name); 15498 } 15499 try { 15500 final File file = new File(codeFile, name); 15501 final FileDescriptor fd = Os.open(file.getAbsolutePath(), 15502 O_RDWR | O_CREAT, 0644); 15503 Os.chmod(file.getAbsolutePath(), 0644); 15504 return new ParcelFileDescriptor(fd); 15505 } catch (ErrnoException e) { 15506 throw new RemoteException("Failed to open: " + e.getMessage()); 15507 } 15508 } 15509 }; 15510 15511 int ret = PackageManager.INSTALL_SUCCEEDED; 15512 ret = imcs.copyPackage(origin.file.getAbsolutePath(), target); 15513 if (ret != PackageManager.INSTALL_SUCCEEDED) { 15514 Slog.e(TAG, "Failed to copy package"); 15515 return ret; 15516 } 15517 15518 final File libraryRoot = new File(codeFile, LIB_DIR_NAME); 15519 NativeLibraryHelper.Handle handle = null; 15520 try { 15521 handle = NativeLibraryHelper.Handle.create(codeFile); 15522 ret = NativeLibraryHelper.copyNativeBinariesWithOverride(handle, libraryRoot, 15523 abiOverride); 15524 } catch (IOException e) { 15525 Slog.e(TAG, "Copying native libraries failed", e); 15526 ret = PackageManager.INSTALL_FAILED_INTERNAL_ERROR; 15527 } finally { 15528 IoUtils.closeQuietly(handle); 15529 } 15530 15531 return ret; 15532 } 15533 15534 int doPreInstall(int status) { 15535 if (status != PackageManager.INSTALL_SUCCEEDED) { 15536 cleanUp(); 15537 } 15538 return status; 15539 } 15540 15541 boolean doRename(int status, PackageParser.Package pkg, String oldCodePath) { 15542 if (status != PackageManager.INSTALL_SUCCEEDED) { 15543 cleanUp(); 15544 return false; 15545 } 15546 15547 final File targetDir = codeFile.getParentFile(); 15548 final File beforeCodeFile = codeFile; 15549 final File afterCodeFile = getNextCodePath(targetDir, pkg.packageName); 15550 15551 if (DEBUG_INSTALL) Slog.d(TAG, "Renaming " + beforeCodeFile + " to " + afterCodeFile); 15552 try { 15553 Os.rename(beforeCodeFile.getAbsolutePath(), afterCodeFile.getAbsolutePath()); 15554 } catch (ErrnoException e) { 15555 Slog.w(TAG, "Failed to rename", e); 15556 return false; 15557 } 15558 15559 if (!SELinux.restoreconRecursive(afterCodeFile)) { 15560 Slog.w(TAG, "Failed to restorecon"); 15561 return false; 15562 } 15563 15564 // Reflect the rename internally 15565 codeFile = afterCodeFile; 15566 resourceFile = afterCodeFile; 15567 15568 // Reflect the rename in scanned details 15569 try { 15570 pkg.setCodePath(afterCodeFile.getCanonicalPath()); 15571 } catch (IOException e) { 15572 Slog.e(TAG, "Failed to get path: " + afterCodeFile, e); 15573 return false; 15574 } 15575 pkg.setBaseCodePath(FileUtils.rewriteAfterRename(beforeCodeFile, 15576 afterCodeFile, pkg.baseCodePath)); 15577 pkg.setSplitCodePaths(FileUtils.rewriteAfterRename(beforeCodeFile, 15578 afterCodeFile, pkg.splitCodePaths)); 15579 15580 // Reflect the rename in app info 15581 pkg.setApplicationVolumeUuid(pkg.volumeUuid); 15582 pkg.setApplicationInfoCodePath(pkg.codePath); 15583 pkg.setApplicationInfoBaseCodePath(pkg.baseCodePath); 15584 pkg.setApplicationInfoSplitCodePaths(pkg.splitCodePaths); 15585 pkg.setApplicationInfoResourcePath(pkg.codePath); 15586 pkg.setApplicationInfoBaseResourcePath(pkg.baseCodePath); 15587 pkg.setApplicationInfoSplitResourcePaths(pkg.splitCodePaths); 15588 15589 return true; 15590 } 15591 15592 int doPostInstall(int status, int uid) { 15593 if (status != PackageManager.INSTALL_SUCCEEDED) { 15594 cleanUp(); 15595 } 15596 return status; 15597 } 15598 15599 @Override 15600 String getCodePath() { 15601 return (codeFile != null) ? codeFile.getAbsolutePath() : null; 15602 } 15603 15604 @Override 15605 String getResourcePath() { 15606 return (resourceFile != null) ? resourceFile.getAbsolutePath() : null; 15607 } 15608 15609 private boolean cleanUp() { 15610 if (codeFile == null || !codeFile.exists()) { 15611 return false; 15612 } 15613 15614 removeCodePathLI(codeFile); 15615 15616 if (resourceFile != null && !FileUtils.contains(codeFile, resourceFile)) { 15617 resourceFile.delete(); 15618 } 15619 15620 return true; 15621 } 15622 15623 void cleanUpResourcesLI() { 15624 // Try enumerating all code paths before deleting 15625 List<String> allCodePaths = Collections.EMPTY_LIST; 15626 if (codeFile != null && codeFile.exists()) { 15627 try { 15628 final PackageLite pkg = PackageParser.parsePackageLite(codeFile, 0); 15629 allCodePaths = pkg.getAllCodePaths(); 15630 } catch (PackageParserException e) { 15631 // Ignored; we tried our best 15632 } 15633 } 15634 15635 cleanUp(); 15636 removeDexFiles(allCodePaths, instructionSets); 15637 } 15638 15639 boolean doPostDeleteLI(boolean delete) { 15640 // XXX err, shouldn't we respect the delete flag? 15641 cleanUpResourcesLI(); 15642 return true; 15643 } 15644 } 15645 15646 private static void maybeThrowExceptionForMultiArchCopy(String message, int copyRet) throws 15647 PackageManagerException { 15648 if (copyRet < 0) { 15649 if (copyRet != PackageManager.NO_NATIVE_LIBRARIES && 15650 copyRet != PackageManager.INSTALL_FAILED_NO_MATCHING_ABIS) { 15651 throw new PackageManagerException(copyRet, message); 15652 } 15653 } 15654 } 15655 15656 /** 15657 * Extract the StorageManagerService "container ID" from the full code path of an 15658 * .apk. 15659 */ 15660 static String cidFromCodePath(String fullCodePath) { 15661 int eidx = fullCodePath.lastIndexOf("/"); 15662 String subStr1 = fullCodePath.substring(0, eidx); 15663 int sidx = subStr1.lastIndexOf("/"); 15664 return subStr1.substring(sidx+1, eidx); 15665 } 15666 15667 /** 15668 * Logic to handle movement of existing installed applications. 15669 */ 15670 class MoveInstallArgs extends InstallArgs { 15671 private File codeFile; 15672 private File resourceFile; 15673 15674 /** New install */ 15675 MoveInstallArgs(InstallParams params) { 15676 super(params.origin, params.move, params.observer, params.installFlags, 15677 params.installerPackageName, params.volumeUuid, 15678 params.getUser(), null /* instruction sets */, params.packageAbiOverride, 15679 params.grantedRuntimePermissions, 15680 params.traceMethod, params.traceCookie, params.signingDetails, 15681 params.installReason); 15682 } 15683 15684 int copyApk(IMediaContainerService imcs, boolean temp) { 15685 if (DEBUG_INSTALL) Slog.d(TAG, "Moving " + move.packageName + " from " 15686 + move.fromUuid + " to " + move.toUuid); 15687 synchronized (mInstaller) { 15688 try { 15689 mInstaller.moveCompleteApp(move.fromUuid, move.toUuid, move.packageName, 15690 move.dataAppName, move.appId, move.seinfo, move.targetSdkVersion); 15691 } catch (InstallerException e) { 15692 Slog.w(TAG, "Failed to move app", e); 15693 return PackageManager.INSTALL_FAILED_INTERNAL_ERROR; 15694 } 15695 } 15696 15697 codeFile = new File(Environment.getDataAppDirectory(move.toUuid), move.dataAppName); 15698 resourceFile = codeFile; 15699 if (DEBUG_INSTALL) Slog.d(TAG, "codeFile after move is " + codeFile); 15700 15701 return PackageManager.INSTALL_SUCCEEDED; 15702 } 15703 15704 int doPreInstall(int status) { 15705 if (status != PackageManager.INSTALL_SUCCEEDED) { 15706 cleanUp(move.toUuid); 15707 } 15708 return status; 15709 } 15710 15711 boolean doRename(int status, PackageParser.Package pkg, String oldCodePath) { 15712 if (status != PackageManager.INSTALL_SUCCEEDED) { 15713 cleanUp(move.toUuid); 15714 return false; 15715 } 15716 15717 // Reflect the move in app info 15718 pkg.setApplicationVolumeUuid(pkg.volumeUuid); 15719 pkg.setApplicationInfoCodePath(pkg.codePath); 15720 pkg.setApplicationInfoBaseCodePath(pkg.baseCodePath); 15721 pkg.setApplicationInfoSplitCodePaths(pkg.splitCodePaths); 15722 pkg.setApplicationInfoResourcePath(pkg.codePath); 15723 pkg.setApplicationInfoBaseResourcePath(pkg.baseCodePath); 15724 pkg.setApplicationInfoSplitResourcePaths(pkg.splitCodePaths); 15725 15726 return true; 15727 } 15728 15729 int doPostInstall(int status, int uid) { 15730 if (status == PackageManager.INSTALL_SUCCEEDED) { 15731 cleanUp(move.fromUuid); 15732 } else { 15733 cleanUp(move.toUuid); 15734 } 15735 return status; 15736 } 15737 15738 @Override 15739 String getCodePath() { 15740 return (codeFile != null) ? codeFile.getAbsolutePath() : null; 15741 } 15742 15743 @Override 15744 String getResourcePath() { 15745 return (resourceFile != null) ? resourceFile.getAbsolutePath() : null; 15746 } 15747 15748 private boolean cleanUp(String volumeUuid) { 15749 final File codeFile = new File(Environment.getDataAppDirectory(volumeUuid), 15750 move.dataAppName); 15751 Slog.d(TAG, "Cleaning up " + move.packageName + " on " + volumeUuid); 15752 final int[] userIds = sUserManager.getUserIds(); 15753 synchronized (mInstallLock) { 15754 // Clean up both app data and code 15755 // All package moves are frozen until finished 15756 for (int userId : userIds) { 15757 try { 15758 mInstaller.destroyAppData(volumeUuid, move.packageName, userId, 15759 StorageManager.FLAG_STORAGE_DE | StorageManager.FLAG_STORAGE_CE, 0); 15760 } catch (InstallerException e) { 15761 Slog.w(TAG, String.valueOf(e)); 15762 } 15763 } 15764 removeCodePathLI(codeFile); 15765 } 15766 return true; 15767 } 15768 15769 void cleanUpResourcesLI() { 15770 throw new UnsupportedOperationException(); 15771 } 15772 15773 boolean doPostDeleteLI(boolean delete) { 15774 throw new UnsupportedOperationException(); 15775 } 15776 } 15777 15778 static String getAsecPackageName(String packageCid) { 15779 int idx = packageCid.lastIndexOf("-"); 15780 if (idx == -1) { 15781 return packageCid; 15782 } 15783 return packageCid.substring(0, idx); 15784 } 15785 15786 // Utility method used to create code paths based on package name and available index. 15787 private static String getNextCodePath(String oldCodePath, String prefix, String suffix) { 15788 String idxStr = ""; 15789 int idx = 1; 15790 // Fall back to default value of idx=1 if prefix is not 15791 // part of oldCodePath 15792 if (oldCodePath != null) { 15793 String subStr = oldCodePath; 15794 // Drop the suffix right away 15795 if (suffix != null && subStr.endsWith(suffix)) { 15796 subStr = subStr.substring(0, subStr.length() - suffix.length()); 15797 } 15798 // If oldCodePath already contains prefix find out the 15799 // ending index to either increment or decrement. 15800 int sidx = subStr.lastIndexOf(prefix); 15801 if (sidx != -1) { 15802 subStr = subStr.substring(sidx + prefix.length()); 15803 if (subStr != null) { 15804 if (subStr.startsWith(INSTALL_PACKAGE_SUFFIX)) { 15805 subStr = subStr.substring(INSTALL_PACKAGE_SUFFIX.length()); 15806 } 15807 try { 15808 idx = Integer.parseInt(subStr); 15809 if (idx <= 1) { 15810 idx++; 15811 } else { 15812 idx--; 15813 } 15814 } catch(NumberFormatException e) { 15815 } 15816 } 15817 } 15818 } 15819 idxStr = INSTALL_PACKAGE_SUFFIX + Integer.toString(idx); 15820 return prefix + idxStr; 15821 } 15822 15823 private File getNextCodePath(File targetDir, String packageName) { 15824 File result; 15825 SecureRandom random = new SecureRandom(); 15826 byte[] bytes = new byte[16]; 15827 do { 15828 random.nextBytes(bytes); 15829 String suffix = Base64.encodeToString(bytes, Base64.URL_SAFE | Base64.NO_WRAP); 15830 result = new File(targetDir, packageName + "-" + suffix); 15831 } while (result.exists()); 15832 return result; 15833 } 15834 15835 // Utility method that returns the relative package path with respect 15836 // to the installation directory. Like say for /data/data/com.test-1.apk 15837 // string com.test-1 is returned. 15838 static String deriveCodePathName(String codePath) { 15839 if (codePath == null) { 15840 return null; 15841 } 15842 final File codeFile = new File(codePath); 15843 final String name = codeFile.getName(); 15844 if (codeFile.isDirectory()) { 15845 return name; 15846 } else if (name.endsWith(".apk") || name.endsWith(".tmp")) { 15847 final int lastDot = name.lastIndexOf('.'); 15848 return name.substring(0, lastDot); 15849 } else { 15850 Slog.w(TAG, "Odd, " + codePath + " doesn't look like an APK"); 15851 return null; 15852 } 15853 } 15854 15855 static class PackageInstalledInfo { 15856 String name; 15857 int uid; 15858 // The set of users that originally had this package installed. 15859 int[] origUsers; 15860 // The set of users that now have this package installed. 15861 int[] newUsers; 15862 PackageParser.Package pkg; 15863 int returnCode; 15864 String returnMsg; 15865 String installerPackageName; 15866 PackageRemovedInfo removedInfo; 15867 ArrayMap<String, PackageInstalledInfo> addedChildPackages; 15868 15869 public void setError(int code, String msg) { 15870 setReturnCode(code); 15871 setReturnMessage(msg); 15872 Slog.w(TAG, msg); 15873 } 15874 15875 public void setError(String msg, PackageParserException e) { 15876 setReturnCode(e.error); 15877 setReturnMessage(ExceptionUtils.getCompleteMessage(msg, e)); 15878 final int childCount = (addedChildPackages != null) ? addedChildPackages.size() : 0; 15879 for (int i = 0; i < childCount; i++) { 15880 addedChildPackages.valueAt(i).setError(msg, e); 15881 } 15882 Slog.w(TAG, msg, e); 15883 } 15884 15885 public void setError(String msg, PackageManagerException e) { 15886 returnCode = e.error; 15887 setReturnMessage(ExceptionUtils.getCompleteMessage(msg, e)); 15888 final int childCount = (addedChildPackages != null) ? addedChildPackages.size() : 0; 15889 for (int i = 0; i < childCount; i++) { 15890 addedChildPackages.valueAt(i).setError(msg, e); 15891 } 15892 Slog.w(TAG, msg, e); 15893 } 15894 15895 public void setReturnCode(int returnCode) { 15896 this.returnCode = returnCode; 15897 final int childCount = (addedChildPackages != null) ? addedChildPackages.size() : 0; 15898 for (int i = 0; i < childCount; i++) { 15899 addedChildPackages.valueAt(i).returnCode = returnCode; 15900 } 15901 } 15902 15903 private void setReturnMessage(String returnMsg) { 15904 this.returnMsg = returnMsg; 15905 final int childCount = (addedChildPackages != null) ? addedChildPackages.size() : 0; 15906 for (int i = 0; i < childCount; i++) { 15907 addedChildPackages.valueAt(i).returnMsg = returnMsg; 15908 } 15909 } 15910 15911 // In some error cases we want to convey more info back to the observer 15912 String origPackage; 15913 String origPermission; 15914 } 15915 15916 /* 15917 * Install a non-existing package. 15918 */ 15919 private void installNewPackageLIF(PackageParser.Package pkg, final @ParseFlags int parseFlags, 15920 final @ScanFlags int scanFlags, UserHandle user, String installerPackageName, 15921 String volumeUuid, PackageInstalledInfo res, int installReason) { 15922 Trace.traceBegin(TRACE_TAG_PACKAGE_MANAGER, "installNewPackage"); 15923 15924 // Remember this for later, in case we need to rollback this install 15925 String pkgName = pkg.packageName; 15926 15927 if (DEBUG_INSTALL) Slog.d(TAG, "installNewPackageLI: " + pkg); 15928 15929 synchronized(mPackages) { 15930 final String renamedPackage = mSettings.getRenamedPackageLPr(pkgName); 15931 if (renamedPackage != null) { 15932 // A package with the same name is already installed, though 15933 // it has been renamed to an older name. The package we 15934 // are trying to install should be installed as an update to 15935 // the existing one, but that has not been requested, so bail. 15936 res.setError(INSTALL_FAILED_ALREADY_EXISTS, "Attempt to re-install " + pkgName 15937 + " without first uninstalling package running as " 15938 + renamedPackage); 15939 return; 15940 } 15941 if (mPackages.containsKey(pkgName)) { 15942 // Don't allow installation over an existing package with the same name. 15943 res.setError(INSTALL_FAILED_ALREADY_EXISTS, "Attempt to re-install " + pkgName 15944 + " without first uninstalling."); 15945 return; 15946 } 15947 } 15948 15949 try { 15950 PackageParser.Package newPackage = scanPackageTracedLI(pkg, parseFlags, scanFlags, 15951 System.currentTimeMillis(), user); 15952 15953 updateSettingsLI(newPackage, installerPackageName, null, res, user, installReason); 15954 15955 if (res.returnCode == PackageManager.INSTALL_SUCCEEDED) { 15956 prepareAppDataAfterInstallLIF(newPackage); 15957 15958 } else { 15959 // Remove package from internal structures, but keep around any 15960 // data that might have already existed 15961 deletePackageLIF(pkgName, UserHandle.ALL, false, null, 15962 PackageManager.DELETE_KEEP_DATA, res.removedInfo, true, null); 15963 } 15964 } catch (PackageManagerException e) { 15965 res.setError("Package couldn't be installed in " + pkg.codePath, e); 15966 } 15967 15968 Trace.traceEnd(TRACE_TAG_PACKAGE_MANAGER); 15969 } 15970 15971 private static void updateDigest(MessageDigest digest, File file) throws IOException { 15972 try (DigestInputStream digestStream = 15973 new DigestInputStream(new FileInputStream(file), digest)) { 15974 while (digestStream.read() != -1) {} // nothing to do; just plow through the file 15975 } 15976 } 15977 15978 private void replacePackageLIF(PackageParser.Package pkg, final @ParseFlags int parseFlags, 15979 final @ScanFlags int scanFlags, UserHandle user, String installerPackageName, 15980 PackageInstalledInfo res, int installReason) { 15981 final boolean isInstantApp = (scanFlags & SCAN_AS_INSTANT_APP) != 0; 15982 15983 final PackageParser.Package oldPackage; 15984 final PackageSetting ps; 15985 final String pkgName = pkg.packageName; 15986 final int[] allUsers; 15987 final int[] installedUsers; 15988 15989 synchronized(mPackages) { 15990 oldPackage = mPackages.get(pkgName); 15991 if (DEBUG_INSTALL) Slog.d(TAG, "replacePackageLI: new=" + pkg + ", old=" + oldPackage); 15992 15993 // don't allow upgrade to target a release SDK from a pre-release SDK 15994 final boolean oldTargetsPreRelease = oldPackage.applicationInfo.targetSdkVersion 15995 == android.os.Build.VERSION_CODES.CUR_DEVELOPMENT; 15996 final boolean newTargetsPreRelease = pkg.applicationInfo.targetSdkVersion 15997 == android.os.Build.VERSION_CODES.CUR_DEVELOPMENT; 15998 if (oldTargetsPreRelease 15999 && !newTargetsPreRelease 16000 && ((parseFlags & PackageParser.PARSE_FORCE_SDK) == 0)) { 16001 Slog.w(TAG, "Can't install package targeting released sdk"); 16002 res.setReturnCode(PackageManager.INSTALL_FAILED_UPDATE_INCOMPATIBLE); 16003 return; 16004 } 16005 16006 ps = mSettings.mPackages.get(pkgName); 16007 16008 // verify signatures are valid 16009 final KeySetManagerService ksms = mSettings.mKeySetManagerService; 16010 if (ksms.shouldCheckUpgradeKeySetLocked(ps, scanFlags)) { 16011 if (!ksms.checkUpgradeKeySetLocked(ps, pkg)) { 16012 res.setError(INSTALL_FAILED_UPDATE_INCOMPATIBLE, 16013 "New package not signed by keys specified by upgrade-keysets: " 16014 + pkgName); 16015 return; 16016 } 16017 } else { 16018 16019 // default to original signature matching 16020 if (!pkg.mSigningDetails.checkCapability(oldPackage.mSigningDetails, 16021 PackageParser.SigningDetails.CertCapabilities.INSTALLED_DATA)) { 16022 res.setError(INSTALL_FAILED_UPDATE_INCOMPATIBLE, 16023 "New package has a different signature: " + pkgName); 16024 return; 16025 } 16026 } 16027 16028 // don't allow a system upgrade unless the upgrade hash matches 16029 if (oldPackage.restrictUpdateHash != null && oldPackage.isSystem()) { 16030 byte[] digestBytes = null; 16031 try { 16032 final MessageDigest digest = MessageDigest.getInstance("SHA-512"); 16033 updateDigest(digest, new File(pkg.baseCodePath)); 16034 if (!ArrayUtils.isEmpty(pkg.splitCodePaths)) { 16035 for (String path : pkg.splitCodePaths) { 16036 updateDigest(digest, new File(path)); 16037 } 16038 } 16039 digestBytes = digest.digest(); 16040 } catch (NoSuchAlgorithmException | IOException e) { 16041 res.setError(INSTALL_FAILED_INVALID_APK, 16042 "Could not compute hash: " + pkgName); 16043 return; 16044 } 16045 if (!Arrays.equals(oldPackage.restrictUpdateHash, digestBytes)) { 16046 res.setError(INSTALL_FAILED_INVALID_APK, 16047 "New package fails restrict-update check: " + pkgName); 16048 return; 16049 } 16050 // retain upgrade restriction 16051 pkg.restrictUpdateHash = oldPackage.restrictUpdateHash; 16052 } 16053 16054 // Check for shared user id changes 16055 String invalidPackageName = 16056 getParentOrChildPackageChangedSharedUser(oldPackage, pkg); 16057 if (invalidPackageName != null) { 16058 res.setError(INSTALL_FAILED_SHARED_USER_INCOMPATIBLE, 16059 "Package " + invalidPackageName + " tried to change user " 16060 + oldPackage.mSharedUserId); 16061 return; 16062 } 16063 16064 // check if the new package supports all of the abis which the old package supports 16065 boolean oldPkgSupportMultiArch = oldPackage.applicationInfo.secondaryCpuAbi != null; 16066 boolean newPkgSupportMultiArch = pkg.applicationInfo.secondaryCpuAbi != null; 16067 if (isSystemApp(oldPackage) && oldPkgSupportMultiArch && !newPkgSupportMultiArch) { 16068 res.setError(INSTALL_FAILED_UPDATE_INCOMPATIBLE, 16069 "Update to package " + pkgName + " doesn't support multi arch"); 16070 return; 16071 } 16072 16073 // In case of rollback, remember per-user/profile install state 16074 allUsers = sUserManager.getUserIds(); 16075 installedUsers = ps.queryInstalledUsers(allUsers, true); 16076 16077 // don't allow an upgrade from full to ephemeral 16078 if (isInstantApp) { 16079 if (user == null || user.getIdentifier() == UserHandle.USER_ALL) { 16080 for (int currentUser : allUsers) { 16081 if (!ps.getInstantApp(currentUser)) { 16082 // can't downgrade from full to instant 16083 Slog.w(TAG, "Can't replace full app with instant app: " + pkgName 16084 + " for user: " + currentUser); 16085 res.setReturnCode(PackageManager.INSTALL_FAILED_INSTANT_APP_INVALID); 16086 return; 16087 } 16088 } 16089 } else if (!ps.getInstantApp(user.getIdentifier())) { 16090 // can't downgrade from full to instant 16091 Slog.w(TAG, "Can't replace full app with instant app: " + pkgName 16092 + " for user: " + user.getIdentifier()); 16093 res.setReturnCode(PackageManager.INSTALL_FAILED_INSTANT_APP_INVALID); 16094 return; 16095 } 16096 } 16097 } 16098 16099 // Update what is removed 16100 res.removedInfo = new PackageRemovedInfo(this); 16101 res.removedInfo.uid = oldPackage.applicationInfo.uid; 16102 res.removedInfo.removedPackage = oldPackage.packageName; 16103 res.removedInfo.installerPackageName = ps.installerPackageName; 16104 res.removedInfo.isStaticSharedLib = pkg.staticSharedLibName != null; 16105 res.removedInfo.isUpdate = true; 16106 res.removedInfo.origUsers = installedUsers; 16107 res.removedInfo.installReasons = new SparseArray<>(installedUsers.length); 16108 for (int i = 0; i < installedUsers.length; i++) { 16109 final int userId = installedUsers[i]; 16110 res.removedInfo.installReasons.put(userId, ps.getInstallReason(userId)); 16111 } 16112 16113 final int childCount = (oldPackage.childPackages != null) 16114 ? oldPackage.childPackages.size() : 0; 16115 for (int i = 0; i < childCount; i++) { 16116 boolean childPackageUpdated = false; 16117 PackageParser.Package childPkg = oldPackage.childPackages.get(i); 16118 final PackageSetting childPs = mSettings.getPackageLPr(childPkg.packageName); 16119 if (res.addedChildPackages != null) { 16120 PackageInstalledInfo childRes = res.addedChildPackages.get(childPkg.packageName); 16121 if (childRes != null) { 16122 childRes.removedInfo.uid = childPkg.applicationInfo.uid; 16123 childRes.removedInfo.removedPackage = childPkg.packageName; 16124 if (childPs != null) { 16125 childRes.removedInfo.installerPackageName = childPs.installerPackageName; 16126 } 16127 childRes.removedInfo.isUpdate = true; 16128 childRes.removedInfo.installReasons = res.removedInfo.installReasons; 16129 childPackageUpdated = true; 16130 } 16131 } 16132 if (!childPackageUpdated) { 16133 PackageRemovedInfo childRemovedRes = new PackageRemovedInfo(this); 16134 childRemovedRes.removedPackage = childPkg.packageName; 16135 if (childPs != null) { 16136 childRemovedRes.installerPackageName = childPs.installerPackageName; 16137 } 16138 childRemovedRes.isUpdate = false; 16139 childRemovedRes.dataRemoved = true; 16140 synchronized (mPackages) { 16141 if (childPs != null) { 16142 childRemovedRes.origUsers = childPs.queryInstalledUsers(allUsers, true); 16143 } 16144 } 16145 if (res.removedInfo.removedChildPackages == null) { 16146 res.removedInfo.removedChildPackages = new ArrayMap<>(); 16147 } 16148 res.removedInfo.removedChildPackages.put(childPkg.packageName, childRemovedRes); 16149 } 16150 } 16151 16152 boolean sysPkg = (isSystemApp(oldPackage)); 16153 if (sysPkg) { 16154 // Set the system/privileged/oem/vendor/product flags as needed 16155 final boolean privileged = 16156 (oldPackage.applicationInfo.privateFlags 16157 & ApplicationInfo.PRIVATE_FLAG_PRIVILEGED) != 0; 16158 final boolean oem = 16159 (oldPackage.applicationInfo.privateFlags 16160 & ApplicationInfo.PRIVATE_FLAG_OEM) != 0; 16161 final boolean vendor = 16162 (oldPackage.applicationInfo.privateFlags 16163 & ApplicationInfo.PRIVATE_FLAG_VENDOR) != 0; 16164 final boolean product = 16165 (oldPackage.applicationInfo.privateFlags 16166 & ApplicationInfo.PRIVATE_FLAG_PRODUCT) != 0; 16167 final @ParseFlags int systemParseFlags = parseFlags; 16168 final @ScanFlags int systemScanFlags = scanFlags 16169 | SCAN_AS_SYSTEM 16170 | (privileged ? SCAN_AS_PRIVILEGED : 0) 16171 | (oem ? SCAN_AS_OEM : 0) 16172 | (vendor ? SCAN_AS_VENDOR : 0) 16173 | (product ? SCAN_AS_PRODUCT : 0); 16174 16175 replaceSystemPackageLIF(oldPackage, pkg, systemParseFlags, systemScanFlags, 16176 user, allUsers, installerPackageName, res, installReason); 16177 } else { 16178 replaceNonSystemPackageLIF(oldPackage, pkg, parseFlags, scanFlags, 16179 user, allUsers, installerPackageName, res, installReason); 16180 } 16181 } 16182 16183 @Override 16184 public List<String> getPreviousCodePaths(String packageName) { 16185 final int callingUid = Binder.getCallingUid(); 16186 final List<String> result = new ArrayList<>(); 16187 if (getInstantAppPackageName(callingUid) != null) { 16188 return result; 16189 } 16190 final PackageSetting ps = mSettings.mPackages.get(packageName); 16191 if (ps != null 16192 && ps.oldCodePaths != null 16193 && !filterAppAccessLPr(ps, callingUid, UserHandle.getUserId(callingUid))) { 16194 result.addAll(ps.oldCodePaths); 16195 } 16196 return result; 16197 } 16198 16199 private void replaceNonSystemPackageLIF(PackageParser.Package deletedPackage, 16200 PackageParser.Package pkg, final @ParseFlags int parseFlags, 16201 final @ScanFlags int scanFlags, UserHandle user, int[] allUsers, 16202 String installerPackageName, PackageInstalledInfo res, int installReason) { 16203 if (DEBUG_INSTALL) Slog.d(TAG, "replaceNonSystemPackageLI: new=" + pkg + ", old=" 16204 + deletedPackage); 16205 16206 String pkgName = deletedPackage.packageName; 16207 boolean deletedPkg = true; 16208 boolean addedPkg = false; 16209 boolean updatedSettings = false; 16210 final boolean killApp = (scanFlags & SCAN_DONT_KILL_APP) == 0; 16211 final int deleteFlags = PackageManager.DELETE_KEEP_DATA 16212 | (killApp ? 0 : PackageManager.DELETE_DONT_KILL_APP); 16213 16214 final long origUpdateTime = (pkg.mExtras != null) 16215 ? ((PackageSetting)pkg.mExtras).lastUpdateTime : 0; 16216 16217 // First delete the existing package while retaining the data directory 16218 if (!deletePackageLIF(pkgName, null, true, allUsers, deleteFlags, 16219 res.removedInfo, true, pkg)) { 16220 // If the existing package wasn't successfully deleted 16221 res.setError(INSTALL_FAILED_REPLACE_COULDNT_DELETE, "replaceNonSystemPackageLI"); 16222 deletedPkg = false; 16223 } else { 16224 // Successfully deleted the old package; proceed with replace. 16225 16226 // If deleted package lived in a container, give users a chance to 16227 // relinquish resources before killing. 16228 if (deletedPackage.isForwardLocked() || isExternal(deletedPackage)) { 16229 if (DEBUG_INSTALL) { 16230 Slog.i(TAG, "upgrading pkg " + deletedPackage + " is ASEC-hosted -> UNAVAILABLE"); 16231 } 16232 final int[] uidArray = new int[] { deletedPackage.applicationInfo.uid }; 16233 final ArrayList<String> pkgList = new ArrayList<String>(1); 16234 pkgList.add(deletedPackage.applicationInfo.packageName); 16235 sendResourcesChangedBroadcast(false, true, pkgList, uidArray, null); 16236 } 16237 16238 clearAppDataLIF(pkg, UserHandle.USER_ALL, StorageManager.FLAG_STORAGE_DE 16239 | StorageManager.FLAG_STORAGE_CE | Installer.FLAG_CLEAR_CODE_CACHE_ONLY); 16240 16241 try { 16242 final PackageParser.Package newPackage = scanPackageTracedLI(pkg, parseFlags, 16243 scanFlags | SCAN_UPDATE_TIME, System.currentTimeMillis(), user); 16244 updateSettingsLI(newPackage, installerPackageName, allUsers, res, user, 16245 installReason); 16246 16247 // Update the in-memory copy of the previous code paths. 16248 PackageSetting ps = mSettings.mPackages.get(pkgName); 16249 if (!killApp) { 16250 if (ps.oldCodePaths == null) { 16251 ps.oldCodePaths = new ArraySet<>(); 16252 } 16253 Collections.addAll(ps.oldCodePaths, deletedPackage.baseCodePath); 16254 if (deletedPackage.splitCodePaths != null) { 16255 Collections.addAll(ps.oldCodePaths, deletedPackage.splitCodePaths); 16256 } 16257 } else { 16258 ps.oldCodePaths = null; 16259 } 16260 if (ps.childPackageNames != null) { 16261 for (int i = ps.childPackageNames.size() - 1; i >= 0; --i) { 16262 final String childPkgName = ps.childPackageNames.get(i); 16263 final PackageSetting childPs = mSettings.mPackages.get(childPkgName); 16264 childPs.oldCodePaths = ps.oldCodePaths; 16265 } 16266 } 16267 // set instant app status, but, only if it's explicitly specified 16268 final boolean instantApp = (scanFlags & SCAN_AS_INSTANT_APP) != 0; 16269 final boolean fullApp = (scanFlags & SCAN_AS_FULL_APP) != 0; 16270 setInstantAppForUser(ps, user.getIdentifier(), instantApp, fullApp); 16271 prepareAppDataAfterInstallLIF(newPackage); 16272 addedPkg = true; 16273 mDexManager.notifyPackageUpdated(newPackage.packageName, 16274 newPackage.baseCodePath, newPackage.splitCodePaths); 16275 } catch (PackageManagerException e) { 16276 res.setError("Package couldn't be installed in " + pkg.codePath, e); 16277 } 16278 } 16279 16280 if (res.returnCode != PackageManager.INSTALL_SUCCEEDED) { 16281 if (DEBUG_INSTALL) Slog.d(TAG, "Install failed, rolling pack: " + pkgName); 16282 16283 // Revert all internal state mutations and added folders for the failed install 16284 if (addedPkg) { 16285 deletePackageLIF(pkgName, null, true, allUsers, deleteFlags, 16286 res.removedInfo, true, null); 16287 } 16288 16289 // Restore the old package 16290 if (deletedPkg) { 16291 if (DEBUG_INSTALL) Slog.d(TAG, "Install failed, reinstalling: " + deletedPackage); 16292 File restoreFile = new File(deletedPackage.codePath); 16293 // Parse old package 16294 boolean oldExternal = isExternal(deletedPackage); 16295 int oldParseFlags = mDefParseFlags | PackageParser.PARSE_CHATTY | 16296 (deletedPackage.isForwardLocked() ? PackageParser.PARSE_FORWARD_LOCK : 0) | 16297 (oldExternal ? PackageParser.PARSE_EXTERNAL_STORAGE : 0); 16298 int oldScanFlags = SCAN_UPDATE_SIGNATURE | SCAN_UPDATE_TIME; 16299 try { 16300 scanPackageTracedLI(restoreFile, oldParseFlags, oldScanFlags, origUpdateTime, 16301 null); 16302 } catch (PackageManagerException e) { 16303 Slog.e(TAG, "Failed to restore package : " + pkgName + " after failed upgrade: " 16304 + e.getMessage()); 16305 return; 16306 } 16307 16308 synchronized (mPackages) { 16309 // Ensure the installer package name up to date 16310 setInstallerPackageNameLPw(deletedPackage, installerPackageName); 16311 16312 // Update permissions for restored package 16313 mPermissionManager.updatePermissions( 16314 deletedPackage.packageName, deletedPackage, false, mPackages.values(), 16315 mPermissionCallback); 16316 16317 mSettings.writeLPr(); 16318 } 16319 16320 Slog.i(TAG, "Successfully restored package : " + pkgName + " after failed upgrade"); 16321 } 16322 } else { 16323 synchronized (mPackages) { 16324 PackageSetting ps = mSettings.getPackageLPr(pkg.packageName); 16325 if (ps != null) { 16326 res.removedInfo.removedForAllUsers = mPackages.get(ps.name) == null; 16327 if (res.removedInfo.removedChildPackages != null) { 16328 final int childCount = res.removedInfo.removedChildPackages.size(); 16329 // Iterate in reverse as we may modify the collection 16330 for (int i = childCount - 1; i >= 0; i--) { 16331 String childPackageName = res.removedInfo.removedChildPackages.keyAt(i); 16332 if (res.addedChildPackages.containsKey(childPackageName)) { 16333 res.removedInfo.removedChildPackages.removeAt(i); 16334 } else { 16335 PackageRemovedInfo childInfo = res.removedInfo 16336 .removedChildPackages.valueAt(i); 16337 childInfo.removedForAllUsers = mPackages.get( 16338 childInfo.removedPackage) == null; 16339 } 16340 } 16341 } 16342 } 16343 } 16344 } 16345 } 16346 16347 private void replaceSystemPackageLIF(PackageParser.Package deletedPackage, 16348 PackageParser.Package pkg, final @ParseFlags int parseFlags, 16349 final @ScanFlags int scanFlags, UserHandle user, 16350 int[] allUsers, String installerPackageName, PackageInstalledInfo res, 16351 int installReason) { 16352 if (DEBUG_INSTALL) Slog.d(TAG, "replaceSystemPackageLI: new=" + pkg 16353 + ", old=" + deletedPackage); 16354 16355 final boolean disabledSystem; 16356 16357 // Remove existing system package 16358 removePackageLI(deletedPackage, true); 16359 16360 synchronized (mPackages) { 16361 disabledSystem = disableSystemPackageLPw(deletedPackage, pkg); 16362 } 16363 if (!disabledSystem) { 16364 // We didn't need to disable the .apk as a current system package, 16365 // which means we are replacing another update that is already 16366 // installed. We need to make sure to delete the older one's .apk. 16367 res.removedInfo.args = createInstallArgsForExisting(0, 16368 deletedPackage.applicationInfo.getCodePath(), 16369 deletedPackage.applicationInfo.getResourcePath(), 16370 getAppDexInstructionSets(deletedPackage.applicationInfo)); 16371 } else { 16372 res.removedInfo.args = null; 16373 } 16374 16375 // Successfully disabled the old package. Now proceed with re-installation 16376 clearAppDataLIF(pkg, UserHandle.USER_ALL, StorageManager.FLAG_STORAGE_DE 16377 | StorageManager.FLAG_STORAGE_CE | Installer.FLAG_CLEAR_CODE_CACHE_ONLY); 16378 16379 res.setReturnCode(PackageManager.INSTALL_SUCCEEDED); 16380 pkg.setApplicationInfoFlags(ApplicationInfo.FLAG_UPDATED_SYSTEM_APP, 16381 ApplicationInfo.FLAG_UPDATED_SYSTEM_APP); 16382 16383 PackageParser.Package newPackage = null; 16384 try { 16385 // Add the package to the internal data structures 16386 newPackage = scanPackageTracedLI(pkg, parseFlags, scanFlags, 0, user); 16387 16388 // Set the update and install times 16389 PackageSetting deletedPkgSetting = (PackageSetting) deletedPackage.mExtras; 16390 setInstallAndUpdateTime(newPackage, deletedPkgSetting.firstInstallTime, 16391 System.currentTimeMillis()); 16392 16393 // Update the package dynamic state if succeeded 16394 if (res.returnCode == PackageManager.INSTALL_SUCCEEDED) { 16395 // Now that the install succeeded make sure we remove data 16396 // directories for any child package the update removed. 16397 final int deletedChildCount = (deletedPackage.childPackages != null) 16398 ? deletedPackage.childPackages.size() : 0; 16399 final int newChildCount = (newPackage.childPackages != null) 16400 ? newPackage.childPackages.size() : 0; 16401 for (int i = 0; i < deletedChildCount; i++) { 16402 PackageParser.Package deletedChildPkg = deletedPackage.childPackages.get(i); 16403 boolean childPackageDeleted = true; 16404 for (int j = 0; j < newChildCount; j++) { 16405 PackageParser.Package newChildPkg = newPackage.childPackages.get(j); 16406 if (deletedChildPkg.packageName.equals(newChildPkg.packageName)) { 16407 childPackageDeleted = false; 16408 break; 16409 } 16410 } 16411 if (childPackageDeleted) { 16412 PackageSetting ps = mSettings.getDisabledSystemPkgLPr( 16413 deletedChildPkg.packageName); 16414 if (ps != null && res.removedInfo.removedChildPackages != null) { 16415 PackageRemovedInfo removedChildRes = res.removedInfo 16416 .removedChildPackages.get(deletedChildPkg.packageName); 16417 removePackageDataLIF(ps, allUsers, removedChildRes, 0, false); 16418 removedChildRes.removedForAllUsers = mPackages.get(ps.name) == null; 16419 } 16420 } 16421 } 16422 16423 updateSettingsLI(newPackage, installerPackageName, allUsers, res, user, 16424 installReason); 16425 prepareAppDataAfterInstallLIF(newPackage); 16426 16427 mDexManager.notifyPackageUpdated(newPackage.packageName, 16428 newPackage.baseCodePath, newPackage.splitCodePaths); 16429 } 16430 } catch (PackageManagerException e) { 16431 res.setReturnCode(INSTALL_FAILED_INTERNAL_ERROR); 16432 res.setError("Package couldn't be installed in " + pkg.codePath, e); 16433 } 16434 16435 if (res.returnCode != PackageManager.INSTALL_SUCCEEDED) { 16436 // Re installation failed. Restore old information 16437 // Remove new pkg information 16438 if (newPackage != null) { 16439 removeInstalledPackageLI(newPackage, true); 16440 } 16441 // Add back the old system package 16442 try { 16443 scanPackageTracedLI(deletedPackage, parseFlags, SCAN_UPDATE_SIGNATURE, 0, user); 16444 } catch (PackageManagerException e) { 16445 Slog.e(TAG, "Failed to restore original package: " + e.getMessage()); 16446 } 16447 16448 synchronized (mPackages) { 16449 if (disabledSystem) { 16450 enableSystemPackageLPw(deletedPackage); 16451 } 16452 16453 // Ensure the installer package name up to date 16454 setInstallerPackageNameLPw(deletedPackage, installerPackageName); 16455 16456 // Update permissions for restored package 16457 mPermissionManager.updatePermissions( 16458 deletedPackage.packageName, deletedPackage, false, mPackages.values(), 16459 mPermissionCallback); 16460 16461 mSettings.writeLPr(); 16462 } 16463 16464 Slog.i(TAG, "Successfully restored package : " + deletedPackage.packageName 16465 + " after failed upgrade"); 16466 } 16467 } 16468 16469 /** 16470 * Checks whether the parent or any of the child packages have a change shared 16471 * user. For a package to be a valid update the shred users of the parent and 16472 * the children should match. We may later support changing child shared users. 16473 * @param oldPkg The updated package. 16474 * @param newPkg The update package. 16475 * @return The shared user that change between the versions. 16476 */ 16477 private String getParentOrChildPackageChangedSharedUser(PackageParser.Package oldPkg, 16478 PackageParser.Package newPkg) { 16479 // Check parent shared user 16480 if (!Objects.equals(oldPkg.mSharedUserId, newPkg.mSharedUserId)) { 16481 return newPkg.packageName; 16482 } 16483 // Check child shared users 16484 final int oldChildCount = (oldPkg.childPackages != null) ? oldPkg.childPackages.size() : 0; 16485 final int newChildCount = (newPkg.childPackages != null) ? newPkg.childPackages.size() : 0; 16486 for (int i = 0; i < newChildCount; i++) { 16487 PackageParser.Package newChildPkg = newPkg.childPackages.get(i); 16488 // If this child was present, did it have the same shared user? 16489 for (int j = 0; j < oldChildCount; j++) { 16490 PackageParser.Package oldChildPkg = oldPkg.childPackages.get(j); 16491 if (newChildPkg.packageName.equals(oldChildPkg.packageName) 16492 && !Objects.equals(newChildPkg.mSharedUserId, oldChildPkg.mSharedUserId)) { 16493 return newChildPkg.packageName; 16494 } 16495 } 16496 } 16497 return null; 16498 } 16499 16500 private void removeNativeBinariesLI(PackageSetting ps) { 16501 // Remove the lib path for the parent package 16502 if (ps != null) { 16503 NativeLibraryHelper.removeNativeBinariesLI(ps.legacyNativeLibraryPathString); 16504 // Remove the lib path for the child packages 16505 final int childCount = (ps.childPackageNames != null) ? ps.childPackageNames.size() : 0; 16506 for (int i = 0; i < childCount; i++) { 16507 PackageSetting childPs = null; 16508 synchronized (mPackages) { 16509 childPs = mSettings.getPackageLPr(ps.childPackageNames.get(i)); 16510 } 16511 if (childPs != null) { 16512 NativeLibraryHelper.removeNativeBinariesLI(childPs 16513 .legacyNativeLibraryPathString); 16514 } 16515 } 16516 } 16517 } 16518 16519 private void enableSystemPackageLPw(PackageParser.Package pkg) { 16520 // Enable the parent package 16521 mSettings.enableSystemPackageLPw(pkg.packageName); 16522 // Enable the child packages 16523 final int childCount = (pkg.childPackages != null) ? pkg.childPackages.size() : 0; 16524 for (int i = 0; i < childCount; i++) { 16525 PackageParser.Package childPkg = pkg.childPackages.get(i); 16526 mSettings.enableSystemPackageLPw(childPkg.packageName); 16527 } 16528 } 16529 16530 private boolean disableSystemPackageLPw(PackageParser.Package oldPkg, 16531 PackageParser.Package newPkg) { 16532 // Disable the parent package (parent always replaced) 16533 boolean disabled = mSettings.disableSystemPackageLPw(oldPkg.packageName, true); 16534 // Disable the child packages 16535 final int childCount = (oldPkg.childPackages != null) ? oldPkg.childPackages.size() : 0; 16536 for (int i = 0; i < childCount; i++) { 16537 PackageParser.Package childPkg = oldPkg.childPackages.get(i); 16538 final boolean replace = newPkg.hasChildPackage(childPkg.packageName); 16539 disabled |= mSettings.disableSystemPackageLPw(childPkg.packageName, replace); 16540 } 16541 return disabled; 16542 } 16543 16544 private void setInstallerPackageNameLPw(PackageParser.Package pkg, 16545 String installerPackageName) { 16546 // Enable the parent package 16547 mSettings.setInstallerPackageName(pkg.packageName, installerPackageName); 16548 // Enable the child packages 16549 final int childCount = (pkg.childPackages != null) ? pkg.childPackages.size() : 0; 16550 for (int i = 0; i < childCount; i++) { 16551 PackageParser.Package childPkg = pkg.childPackages.get(i); 16552 mSettings.setInstallerPackageName(childPkg.packageName, installerPackageName); 16553 } 16554 } 16555 16556 private void updateSettingsLI(PackageParser.Package newPackage, String installerPackageName, 16557 int[] allUsers, PackageInstalledInfo res, UserHandle user, int installReason) { 16558 // Update the parent package setting 16559 updateSettingsInternalLI(newPackage, installerPackageName, allUsers, res.origUsers, 16560 res, user, installReason); 16561 // Update the child packages setting 16562 final int childCount = (newPackage.childPackages != null) 16563 ? newPackage.childPackages.size() : 0; 16564 for (int i = 0; i < childCount; i++) { 16565 PackageParser.Package childPackage = newPackage.childPackages.get(i); 16566 PackageInstalledInfo childRes = res.addedChildPackages.get(childPackage.packageName); 16567 updateSettingsInternalLI(childPackage, installerPackageName, allUsers, 16568 childRes.origUsers, childRes, user, installReason); 16569 } 16570 } 16571 16572 private void updateSettingsInternalLI(PackageParser.Package pkg, 16573 String installerPackageName, int[] allUsers, int[] installedForUsers, 16574 PackageInstalledInfo res, UserHandle user, int installReason) { 16575 Trace.traceBegin(TRACE_TAG_PACKAGE_MANAGER, "updateSettings"); 16576 16577 String pkgName = pkg.packageName; 16578 synchronized (mPackages) { 16579 //write settings. the installStatus will be incomplete at this stage. 16580 //note that the new package setting would have already been 16581 //added to mPackages. It hasn't been persisted yet. 16582 mSettings.setInstallStatus(pkgName, PackageSettingBase.PKG_INSTALL_INCOMPLETE); 16583 // TODO: Remove this write? It's also written at the end of this method 16584 Trace.traceBegin(TRACE_TAG_PACKAGE_MANAGER, "writeSettings"); 16585 mSettings.writeLPr(); 16586 Trace.traceEnd(TRACE_TAG_PACKAGE_MANAGER); 16587 } 16588 16589 if (DEBUG_INSTALL) Slog.d(TAG, "New package installed in " + pkg.codePath); 16590 synchronized (mPackages) { 16591// NOTE: This changes slightly to include UPDATE_PERMISSIONS_ALL regardless of the size of pkg.permissions 16592 mPermissionManager.updatePermissions(pkg.packageName, pkg, true, mPackages.values(), 16593 mPermissionCallback); 16594 // For system-bundled packages, we assume that installing an upgraded version 16595 // of the package implies that the user actually wants to run that new code, 16596 // so we enable the package. 16597 PackageSetting ps = mSettings.mPackages.get(pkgName); 16598 final int userId = user.getIdentifier(); 16599 if (ps != null) { 16600 if (isSystemApp(pkg)) { 16601 if (DEBUG_INSTALL) { 16602 Slog.d(TAG, "Implicitly enabling system package on upgrade: " + pkgName); 16603 } 16604 // Enable system package for requested users 16605 if (res.origUsers != null) { 16606 for (int origUserId : res.origUsers) { 16607 if (userId == UserHandle.USER_ALL || userId == origUserId) { 16608 ps.setEnabled(COMPONENT_ENABLED_STATE_DEFAULT, 16609 origUserId, installerPackageName); 16610 } 16611 } 16612 } 16613 // Also convey the prior install/uninstall state 16614 if (allUsers != null && installedForUsers != null) { 16615 for (int currentUserId : allUsers) { 16616 final boolean installed = ArrayUtils.contains( 16617 installedForUsers, currentUserId); 16618 if (DEBUG_INSTALL) { 16619 Slog.d(TAG, " user " + currentUserId + " => " + installed); 16620 } 16621 ps.setInstalled(installed, currentUserId); 16622 } 16623 // these install state changes will be persisted in the 16624 // upcoming call to mSettings.writeLPr(). 16625 } 16626 } 16627 // It's implied that when a user requests installation, they want the app to be 16628 // installed and enabled. 16629 if (userId != UserHandle.USER_ALL) { 16630 ps.setInstalled(true, userId); 16631 ps.setEnabled(COMPONENT_ENABLED_STATE_DEFAULT, userId, installerPackageName); 16632 } else { 16633 for (int currentUserId : sUserManager.getUserIds()) { 16634 ps.setInstalled(true, currentUserId); 16635 ps.setEnabled(COMPONENT_ENABLED_STATE_DEFAULT, currentUserId, 16636 installerPackageName); 16637 } 16638 } 16639 16640 // When replacing an existing package, preserve the original install reason for all 16641 // users that had the package installed before. 16642 final Set<Integer> previousUserIds = new ArraySet<>(); 16643 if (res.removedInfo != null && res.removedInfo.installReasons != null) { 16644 final int installReasonCount = res.removedInfo.installReasons.size(); 16645 for (int i = 0; i < installReasonCount; i++) { 16646 final int previousUserId = res.removedInfo.installReasons.keyAt(i); 16647 final int previousInstallReason = res.removedInfo.installReasons.valueAt(i); 16648 ps.setInstallReason(previousInstallReason, previousUserId); 16649 previousUserIds.add(previousUserId); 16650 } 16651 } 16652 16653 // Set install reason for users that are having the package newly installed. 16654 if (userId == UserHandle.USER_ALL) { 16655 for (int currentUserId : sUserManager.getUserIds()) { 16656 if (!previousUserIds.contains(currentUserId)) { 16657 ps.setInstallReason(installReason, currentUserId); 16658 } 16659 } 16660 } else if (!previousUserIds.contains(userId)) { 16661 ps.setInstallReason(installReason, userId); 16662 } 16663 mSettings.writeKernelMappingLPr(ps); 16664 } 16665 res.name = pkgName; 16666 res.uid = pkg.applicationInfo.uid; 16667 res.pkg = pkg; 16668 mSettings.setInstallStatus(pkgName, PackageSettingBase.PKG_INSTALL_COMPLETE); 16669 mSettings.setInstallerPackageName(pkgName, installerPackageName); 16670 res.setReturnCode(PackageManager.INSTALL_SUCCEEDED); 16671 //to update install status 16672 Trace.traceBegin(TRACE_TAG_PACKAGE_MANAGER, "writeSettings"); 16673 mSettings.writeLPr(); 16674 Trace.traceEnd(TRACE_TAG_PACKAGE_MANAGER); 16675 } 16676 16677 Trace.traceEnd(TRACE_TAG_PACKAGE_MANAGER); 16678 } 16679 16680 private void installPackageTracedLI(InstallArgs args, PackageInstalledInfo res) { 16681 try { 16682 Trace.traceBegin(TRACE_TAG_PACKAGE_MANAGER, "installPackage"); 16683 installPackageLI(args, res); 16684 } finally { 16685 Trace.traceEnd(TRACE_TAG_PACKAGE_MANAGER); 16686 } 16687 } 16688 16689 private void installPackageLI(InstallArgs args, PackageInstalledInfo res) { 16690 final int installFlags = args.installFlags; 16691 final String installerPackageName = args.installerPackageName; 16692 final String volumeUuid = args.volumeUuid; 16693 final File tmpPackageFile = new File(args.getCodePath()); 16694 final boolean forwardLocked = ((installFlags & PackageManager.INSTALL_FORWARD_LOCK) != 0); 16695 final boolean onExternal = (((installFlags & PackageManager.INSTALL_EXTERNAL) != 0) 16696 || (args.volumeUuid != null)); 16697 final boolean instantApp = ((installFlags & PackageManager.INSTALL_INSTANT_APP) != 0); 16698 final boolean fullApp = ((installFlags & PackageManager.INSTALL_FULL_APP) != 0); 16699 final boolean forceSdk = ((installFlags & PackageManager.INSTALL_FORCE_SDK) != 0); 16700 final boolean virtualPreload = 16701 ((installFlags & PackageManager.INSTALL_VIRTUAL_PRELOAD) != 0); 16702 boolean replace = false; 16703 @ScanFlags int scanFlags = SCAN_NEW_INSTALL | SCAN_UPDATE_SIGNATURE; 16704 if (args.move != null) { 16705 // moving a complete application; perform an initial scan on the new install location 16706 scanFlags |= SCAN_INITIAL; 16707 } 16708 if ((installFlags & PackageManager.INSTALL_DONT_KILL_APP) != 0) { 16709 scanFlags |= SCAN_DONT_KILL_APP; 16710 } 16711 if (instantApp) { 16712 scanFlags |= SCAN_AS_INSTANT_APP; 16713 } 16714 if (fullApp) { 16715 scanFlags |= SCAN_AS_FULL_APP; 16716 } 16717 if (virtualPreload) { 16718 scanFlags |= SCAN_AS_VIRTUAL_PRELOAD; 16719 } 16720 16721 // Result object to be returned 16722 res.setReturnCode(PackageManager.INSTALL_SUCCEEDED); 16723 res.installerPackageName = installerPackageName; 16724 16725 if (DEBUG_INSTALL) Slog.d(TAG, "installPackageLI: path=" + tmpPackageFile); 16726 16727 // Sanity check 16728 if (instantApp && (forwardLocked || onExternal)) { 16729 Slog.i(TAG, "Incompatible ephemeral install; fwdLocked=" + forwardLocked 16730 + " external=" + onExternal); 16731 res.setReturnCode(PackageManager.INSTALL_FAILED_INSTANT_APP_INVALID); 16732 return; 16733 } 16734 16735 // Retrieve PackageSettings and parse package 16736 @ParseFlags final int parseFlags = mDefParseFlags | PackageParser.PARSE_CHATTY 16737 | PackageParser.PARSE_ENFORCE_CODE 16738 | (forwardLocked ? PackageParser.PARSE_FORWARD_LOCK : 0) 16739 | (onExternal ? PackageParser.PARSE_EXTERNAL_STORAGE : 0) 16740 | (forceSdk ? PackageParser.PARSE_FORCE_SDK : 0); 16741 PackageParser pp = new PackageParser(); 16742 pp.setSeparateProcesses(mSeparateProcesses); 16743 pp.setDisplayMetrics(mMetrics); 16744 pp.setCallback(mPackageParserCallback); 16745 16746 Trace.traceBegin(TRACE_TAG_PACKAGE_MANAGER, "parsePackage"); 16747 final PackageParser.Package pkg; 16748 try { 16749 pkg = pp.parsePackage(tmpPackageFile, parseFlags); 16750 DexMetadataHelper.validatePackageDexMetadata(pkg); 16751 } catch (PackageParserException e) { 16752 res.setError("Failed parse during installPackageLI", e); 16753 return; 16754 } finally { 16755 Trace.traceEnd(TRACE_TAG_PACKAGE_MANAGER); 16756 } 16757 16758 // Instant apps have several additional install-time checks. 16759 if (instantApp) { 16760 if (pkg.applicationInfo.targetSdkVersion < Build.VERSION_CODES.O) { 16761 Slog.w(TAG, 16762 "Instant app package " + pkg.packageName + " does not target at least O"); 16763 res.setError(INSTALL_FAILED_INSTANT_APP_INVALID, 16764 "Instant app package must target at least O"); 16765 return; 16766 } 16767 if (pkg.applicationInfo.targetSandboxVersion != 2) { 16768 Slog.w(TAG, "Instant app package " + pkg.packageName 16769 + " does not target targetSandboxVersion 2"); 16770 res.setError(INSTALL_FAILED_INSTANT_APP_INVALID, 16771 "Instant app package must use targetSandboxVersion 2"); 16772 return; 16773 } 16774 if (pkg.mSharedUserId != null) { 16775 Slog.w(TAG, "Instant app package " + pkg.packageName 16776 + " may not declare sharedUserId."); 16777 res.setError(INSTALL_FAILED_INSTANT_APP_INVALID, 16778 "Instant app package may not declare a sharedUserId"); 16779 return; 16780 } 16781 } 16782 16783 if (pkg.applicationInfo.isStaticSharedLibrary()) { 16784 // Static shared libraries have synthetic package names 16785 renameStaticSharedLibraryPackage(pkg); 16786 16787 // No static shared libs on external storage 16788 if (onExternal) { 16789 Slog.i(TAG, "Static shared libs can only be installed on internal storage."); 16790 res.setError(INSTALL_FAILED_INVALID_INSTALL_LOCATION, 16791 "Packages declaring static-shared libs cannot be updated"); 16792 return; 16793 } 16794 } 16795 16796 // If we are installing a clustered package add results for the children 16797 if (pkg.childPackages != null) { 16798 synchronized (mPackages) { 16799 final int childCount = pkg.childPackages.size(); 16800 for (int i = 0; i < childCount; i++) { 16801 PackageParser.Package childPkg = pkg.childPackages.get(i); 16802 PackageInstalledInfo childRes = new PackageInstalledInfo(); 16803 childRes.setReturnCode(PackageManager.INSTALL_SUCCEEDED); 16804 childRes.pkg = childPkg; 16805 childRes.name = childPkg.packageName; 16806 PackageSetting childPs = mSettings.getPackageLPr(childPkg.packageName); 16807 if (childPs != null) { 16808 childRes.origUsers = childPs.queryInstalledUsers( 16809 sUserManager.getUserIds(), true); 16810 } 16811 if ((mPackages.containsKey(childPkg.packageName))) { 16812 childRes.removedInfo = new PackageRemovedInfo(this); 16813 childRes.removedInfo.removedPackage = childPkg.packageName; 16814 childRes.removedInfo.installerPackageName = childPs.installerPackageName; 16815 } 16816 if (res.addedChildPackages == null) { 16817 res.addedChildPackages = new ArrayMap<>(); 16818 } 16819 res.addedChildPackages.put(childPkg.packageName, childRes); 16820 } 16821 } 16822 } 16823 16824 // If package doesn't declare API override, mark that we have an install 16825 // time CPU ABI override. 16826 if (TextUtils.isEmpty(pkg.cpuAbiOverride)) { 16827 pkg.cpuAbiOverride = args.abiOverride; 16828 } 16829 16830 String pkgName = res.name = pkg.packageName; 16831 if ((pkg.applicationInfo.flags&ApplicationInfo.FLAG_TEST_ONLY) != 0) { 16832 if ((installFlags & PackageManager.INSTALL_ALLOW_TEST) == 0) { 16833 res.setError(INSTALL_FAILED_TEST_ONLY, "installPackageLI"); 16834 return; 16835 } 16836 } 16837 16838 try { 16839 // either use what we've been given or parse directly from the APK 16840 if (args.signingDetails != PackageParser.SigningDetails.UNKNOWN) { 16841 pkg.setSigningDetails(args.signingDetails); 16842 } else { 16843 PackageParser.collectCertificates(pkg, false /* skipVerify */); 16844 } 16845 } catch (PackageParserException e) { 16846 res.setError("Failed collect during installPackageLI", e); 16847 return; 16848 } 16849 16850 if (instantApp && pkg.mSigningDetails.signatureSchemeVersion 16851 < SignatureSchemeVersion.SIGNING_BLOCK_V2) { 16852 Slog.w(TAG, "Instant app package " + pkg.packageName 16853 + " is not signed with at least APK Signature Scheme v2"); 16854 res.setError(INSTALL_FAILED_INSTANT_APP_INVALID, 16855 "Instant app package must be signed with APK Signature Scheme v2 or greater"); 16856 return; 16857 } 16858 16859 // Get rid of all references to package scan path via parser. 16860 pp = null; 16861 String oldCodePath = null; 16862 boolean systemApp = false; 16863 synchronized (mPackages) { 16864 // Check if installing already existing package 16865 if ((installFlags & PackageManager.INSTALL_REPLACE_EXISTING) != 0) { 16866 String oldName = mSettings.getRenamedPackageLPr(pkgName); 16867 if (pkg.mOriginalPackages != null 16868 && pkg.mOriginalPackages.contains(oldName) 16869 && mPackages.containsKey(oldName)) { 16870 // This package is derived from an original package, 16871 // and this device has been updating from that original 16872 // name. We must continue using the original name, so 16873 // rename the new package here. 16874 pkg.setPackageName(oldName); 16875 pkgName = pkg.packageName; 16876 replace = true; 16877 if (DEBUG_INSTALL) Slog.d(TAG, "Replacing existing renamed package: oldName=" 16878 + oldName + " pkgName=" + pkgName); 16879 } else if (mPackages.containsKey(pkgName)) { 16880 // This package, under its official name, already exists 16881 // on the device; we should replace it. 16882 replace = true; 16883 if (DEBUG_INSTALL) Slog.d(TAG, "Replace existing pacakge: " + pkgName); 16884 } 16885 16886 // Child packages are installed through the parent package 16887 if (pkg.parentPackage != null) { 16888 res.setError(PackageManager.INSTALL_PARSE_FAILED_BAD_PACKAGE_NAME, 16889 "Package " + pkg.packageName + " is child of package " 16890 + pkg.parentPackage.parentPackage + ". Child packages " 16891 + "can be updated only through the parent package."); 16892 return; 16893 } 16894 16895 if (replace) { 16896 // Prevent apps opting out from runtime permissions 16897 PackageParser.Package oldPackage = mPackages.get(pkgName); 16898 final int oldTargetSdk = oldPackage.applicationInfo.targetSdkVersion; 16899 final int newTargetSdk = pkg.applicationInfo.targetSdkVersion; 16900 if (oldTargetSdk > Build.VERSION_CODES.LOLLIPOP_MR1 16901 && newTargetSdk <= Build.VERSION_CODES.LOLLIPOP_MR1) { 16902 res.setError(PackageManager.INSTALL_FAILED_PERMISSION_MODEL_DOWNGRADE, 16903 "Package " + pkg.packageName + " new target SDK " + newTargetSdk 16904 + " doesn't support runtime permissions but the old" 16905 + " target SDK " + oldTargetSdk + " does."); 16906 return; 16907 } 16908 // Prevent persistent apps from being updated 16909 if ((oldPackage.applicationInfo.flags & ApplicationInfo.FLAG_PERSISTENT) != 0) { 16910 res.setError(PackageManager.INSTALL_FAILED_INVALID_APK, 16911 "Package " + oldPackage.packageName + " is a persistent app. " 16912 + "Persistent apps are not updateable."); 16913 return; 16914 } 16915 // Prevent apps from downgrading their targetSandbox. 16916 final int oldTargetSandbox = oldPackage.applicationInfo.targetSandboxVersion; 16917 final int newTargetSandbox = pkg.applicationInfo.targetSandboxVersion; 16918 if (oldTargetSandbox == 2 && newTargetSandbox != 2) { 16919 res.setError(PackageManager.INSTALL_FAILED_SANDBOX_VERSION_DOWNGRADE, 16920 "Package " + pkg.packageName + " new target sandbox " 16921 + newTargetSandbox + " is incompatible with the previous value of" 16922 + oldTargetSandbox + "."); 16923 return; 16924 } 16925 16926 // Prevent installing of child packages 16927 if (oldPackage.parentPackage != null) { 16928 res.setError(PackageManager.INSTALL_PARSE_FAILED_BAD_PACKAGE_NAME, 16929 "Package " + pkg.packageName + " is child of package " 16930 + oldPackage.parentPackage + ". Child packages " 16931 + "can be updated only through the parent package."); 16932 return; 16933 } 16934 } 16935 } 16936 16937 PackageSetting ps = mSettings.mPackages.get(pkgName); 16938 if (ps != null) { 16939 if (DEBUG_INSTALL) Slog.d(TAG, "Existing package: " + ps); 16940 16941 // Static shared libs have same package with different versions where 16942 // we internally use a synthetic package name to allow multiple versions 16943 // of the same package, therefore we need to compare signatures against 16944 // the package setting for the latest library version. 16945 PackageSetting signatureCheckPs = ps; 16946 if (pkg.applicationInfo.isStaticSharedLibrary()) { 16947 SharedLibraryEntry libraryEntry = getLatestSharedLibraVersionLPr(pkg); 16948 if (libraryEntry != null) { 16949 signatureCheckPs = mSettings.getPackageLPr(libraryEntry.apk); 16950 } 16951 } 16952 16953 // Quick sanity check that we're signed correctly if updating; 16954 // we'll check this again later when scanning, but we want to 16955 // bail early here before tripping over redefined permissions. 16956 final KeySetManagerService ksms = mSettings.mKeySetManagerService; 16957 if (ksms.shouldCheckUpgradeKeySetLocked(signatureCheckPs, scanFlags)) { 16958 if (!ksms.checkUpgradeKeySetLocked(signatureCheckPs, pkg)) { 16959 res.setError(INSTALL_FAILED_UPDATE_INCOMPATIBLE, "Package " 16960 + pkg.packageName + " upgrade keys do not match the " 16961 + "previously installed version"); 16962 return; 16963 } 16964 } else { 16965 try { 16966 final boolean compareCompat = isCompatSignatureUpdateNeeded(pkg); 16967 final boolean compareRecover = isRecoverSignatureUpdateNeeded(pkg); 16968 // We don't care about disabledPkgSetting on install for now. 16969 final boolean compatMatch = verifySignatures( 16970 signatureCheckPs, null, pkg.mSigningDetails, compareCompat, 16971 compareRecover); 16972 // The new KeySets will be re-added later in the scanning process. 16973 if (compatMatch) { 16974 synchronized (mPackages) { 16975 ksms.removeAppKeySetDataLPw(pkg.packageName); 16976 } 16977 } 16978 } catch (PackageManagerException e) { 16979 res.setError(e.error, e.getMessage()); 16980 return; 16981 } 16982 } 16983 16984 oldCodePath = mSettings.mPackages.get(pkgName).codePathString; 16985 if (ps.pkg != null && ps.pkg.applicationInfo != null) { 16986 systemApp = (ps.pkg.applicationInfo.flags & 16987 ApplicationInfo.FLAG_SYSTEM) != 0; 16988 } 16989 res.origUsers = ps.queryInstalledUsers(sUserManager.getUserIds(), true); 16990 } 16991 16992 int N = pkg.permissions.size(); 16993 for (int i = N-1; i >= 0; i--) { 16994 final PackageParser.Permission perm = pkg.permissions.get(i); 16995 final BasePermission bp = 16996 (BasePermission) mPermissionManager.getPermissionTEMP(perm.info.name); 16997 16998 // Don't allow anyone but the system to define ephemeral permissions. 16999 if ((perm.info.protectionLevel & PermissionInfo.PROTECTION_FLAG_INSTANT) != 0 17000 && !systemApp) { 17001 Slog.w(TAG, "Non-System package " + pkg.packageName 17002 + " attempting to delcare ephemeral permission " 17003 + perm.info.name + "; Removing ephemeral."); 17004 perm.info.protectionLevel &= ~PermissionInfo.PROTECTION_FLAG_INSTANT; 17005 } 17006 17007 // Check whether the newly-scanned package wants to define an already-defined perm 17008 if (bp != null) { 17009 // If the defining package is signed with our cert, it's okay. This 17010 // also includes the "updating the same package" case, of course. 17011 // "updating same package" could also involve key-rotation. 17012 final boolean sigsOk; 17013 final String sourcePackageName = bp.getSourcePackageName(); 17014 final PackageSettingBase sourcePackageSetting = bp.getSourcePackageSetting(); 17015 final KeySetManagerService ksms = mSettings.mKeySetManagerService; 17016 if (sourcePackageName.equals(pkg.packageName) 17017 && (ksms.shouldCheckUpgradeKeySetLocked( 17018 sourcePackageSetting, scanFlags))) { 17019 sigsOk = ksms.checkUpgradeKeySetLocked(sourcePackageSetting, pkg); 17020 } else { 17021 17022 // in the event of signing certificate rotation, we need to see if the 17023 // package's certificate has rotated from the current one, or if it is an 17024 // older certificate with which the current is ok with sharing permissions 17025 if (sourcePackageSetting.signatures.mSigningDetails.checkCapability( 17026 pkg.mSigningDetails, 17027 PackageParser.SigningDetails.CertCapabilities.PERMISSION)) { 17028 sigsOk = true; 17029 } else if (pkg.mSigningDetails.checkCapability( 17030 sourcePackageSetting.signatures.mSigningDetails, 17031 PackageParser.SigningDetails.CertCapabilities.PERMISSION)) { 17032 17033 // the scanned package checks out, has signing certificate rotation 17034 // history, and is newer; bring it over 17035 sourcePackageSetting.signatures.mSigningDetails = pkg.mSigningDetails; 17036 sigsOk = true; 17037 } else { 17038 sigsOk = false; 17039 } 17040 } 17041 if (!sigsOk) { 17042 // If the owning package is the system itself, we log but allow 17043 // install to proceed; we fail the install on all other permission 17044 // redefinitions. 17045 if (!sourcePackageName.equals("android")) { 17046 res.setError(INSTALL_FAILED_DUPLICATE_PERMISSION, "Package " 17047 + pkg.packageName + " attempting to redeclare permission " 17048 + perm.info.name + " already owned by " + sourcePackageName); 17049 res.origPermission = perm.info.name; 17050 res.origPackage = sourcePackageName; 17051 return; 17052 } else { 17053 Slog.w(TAG, "Package " + pkg.packageName 17054 + " attempting to redeclare system permission " 17055 + perm.info.name + "; ignoring new declaration"); 17056 pkg.permissions.remove(i); 17057 } 17058 } else if (!PLATFORM_PACKAGE_NAME.equals(pkg.packageName)) { 17059 // Prevent apps to change protection level to dangerous from any other 17060 // type as this would allow a privilege escalation where an app adds a 17061 // normal/signature permission in other app's group and later redefines 17062 // it as dangerous leading to the group auto-grant. 17063 if ((perm.info.protectionLevel & PermissionInfo.PROTECTION_MASK_BASE) 17064 == PermissionInfo.PROTECTION_DANGEROUS) { 17065 if (bp != null && !bp.isRuntime()) { 17066 Slog.w(TAG, "Package " + pkg.packageName + " trying to change a " 17067 + "non-runtime permission " + perm.info.name 17068 + " to runtime; keeping old protection level"); 17069 perm.info.protectionLevel = bp.getProtectionLevel(); 17070 } 17071 } 17072 } 17073 } 17074 } 17075 } 17076 17077 if (systemApp) { 17078 if (onExternal) { 17079 // Abort update; system app can't be replaced with app on sdcard 17080 res.setError(INSTALL_FAILED_INVALID_INSTALL_LOCATION, 17081 "Cannot install updates to system apps on sdcard"); 17082 return; 17083 } else if (instantApp) { 17084 // Abort update; system app can't be replaced with an instant app 17085 res.setError(INSTALL_FAILED_INSTANT_APP_INVALID, 17086 "Cannot update a system app with an instant app"); 17087 return; 17088 } 17089 } 17090 17091 if (args.move != null) { 17092 // We did an in-place move, so dex is ready to roll 17093 scanFlags |= SCAN_NO_DEX; 17094 scanFlags |= SCAN_MOVE; 17095 17096 synchronized (mPackages) { 17097 final PackageSetting ps = mSettings.mPackages.get(pkgName); 17098 if (ps == null) { 17099 res.setError(INSTALL_FAILED_INTERNAL_ERROR, 17100 "Missing settings for moved package " + pkgName); 17101 } 17102 17103 // We moved the entire application as-is, so bring over the 17104 // previously derived ABI information. 17105 pkg.applicationInfo.primaryCpuAbi = ps.primaryCpuAbiString; 17106 pkg.applicationInfo.secondaryCpuAbi = ps.secondaryCpuAbiString; 17107 } 17108 17109 } else if (!forwardLocked && !pkg.applicationInfo.isExternalAsec()) { 17110 // Enable SCAN_NO_DEX flag to skip dexopt at a later stage 17111 scanFlags |= SCAN_NO_DEX; 17112 17113 try { 17114 String abiOverride = (TextUtils.isEmpty(pkg.cpuAbiOverride) ? 17115 args.abiOverride : pkg.cpuAbiOverride); 17116 final boolean extractNativeLibs = !pkg.isLibrary(); 17117 derivePackageAbi(pkg, abiOverride, extractNativeLibs); 17118 } catch (PackageManagerException pme) { 17119 Slog.e(TAG, "Error deriving application ABI", pme); 17120 res.setError(INSTALL_FAILED_INTERNAL_ERROR, "Error deriving application ABI"); 17121 return; 17122 } 17123 17124 // Shared libraries for the package need to be updated. 17125 synchronized (mPackages) { 17126 try { 17127 updateSharedLibrariesLPr(pkg, null); 17128 } catch (PackageManagerException e) { 17129 Slog.e(TAG, "updateAllSharedLibrariesLPw failed: " + e.getMessage()); 17130 } 17131 } 17132 } 17133 17134 if (!args.doRename(res.returnCode, pkg, oldCodePath)) { 17135 res.setError(INSTALL_FAILED_INSUFFICIENT_STORAGE, "Failed rename"); 17136 return; 17137 } 17138 17139 if (PackageManagerServiceUtils.isApkVerityEnabled()) { 17140 String apkPath = null; 17141 synchronized (mPackages) { 17142 // Note that if the attacker managed to skip verify setup, for example by tampering 17143 // with the package settings, upon reboot we will do full apk verification when 17144 // verity is not detected. 17145 final PackageSetting ps = mSettings.mPackages.get(pkgName); 17146 if (ps != null && ps.isPrivileged()) { 17147 apkPath = pkg.baseCodePath; 17148 } 17149 } 17150 17151 if (apkPath != null) { 17152 final VerityUtils.SetupResult result = 17153 VerityUtils.generateApkVeritySetupData(apkPath); 17154 if (result.isOk()) { 17155 if (Build.IS_DEBUGGABLE) Slog.i(TAG, "Enabling apk verity to " + apkPath); 17156 FileDescriptor fd = result.getUnownedFileDescriptor(); 17157 try { 17158 mInstaller.installApkVerity(apkPath, fd); 17159 } catch (InstallerException e) { 17160 res.setError(INSTALL_FAILED_INTERNAL_ERROR, 17161 "Failed to set up verity: " + e); 17162 return; 17163 } finally { 17164 IoUtils.closeQuietly(fd); 17165 } 17166 } else if (result.isFailed()) { 17167 res.setError(INSTALL_FAILED_INTERNAL_ERROR, "Failed to generate verity"); 17168 return; 17169 } else { 17170 // Do nothing if verity is skipped. Will fall back to full apk verification on 17171 // reboot. 17172 } 17173 } 17174 } 17175 17176 if (!instantApp) { 17177 startIntentFilterVerifications(args.user.getIdentifier(), replace, pkg); 17178 } else { 17179 if (DEBUG_DOMAIN_VERIFICATION) { 17180 Slog.d(TAG, "Not verifying instant app install for app links: " + pkgName); 17181 } 17182 } 17183 17184 try (PackageFreezer freezer = freezePackageForInstall(pkgName, installFlags, 17185 "installPackageLI")) { 17186 if (replace) { 17187 if (pkg.applicationInfo.isStaticSharedLibrary()) { 17188 // Static libs have a synthetic package name containing the version 17189 // and cannot be updated as an update would get a new package name, 17190 // unless this is the exact same version code which is useful for 17191 // development. 17192 PackageParser.Package existingPkg = mPackages.get(pkg.packageName); 17193 if (existingPkg != null && 17194 existingPkg.getLongVersionCode() != pkg.getLongVersionCode()) { 17195 res.setError(INSTALL_FAILED_DUPLICATE_PACKAGE, "Packages declaring " 17196 + "static-shared libs cannot be updated"); 17197 return; 17198 } 17199 } 17200 replacePackageLIF(pkg, parseFlags, scanFlags, args.user, 17201 installerPackageName, res, args.installReason); 17202 } else { 17203 installNewPackageLIF(pkg, parseFlags, scanFlags | SCAN_DELETE_DATA_ON_FAILURES, 17204 args.user, installerPackageName, volumeUuid, res, args.installReason); 17205 } 17206 } 17207 17208 // Prepare the application profiles for the new code paths. 17209 // This needs to be done before invoking dexopt so that any install-time profile 17210 // can be used for optimizations. 17211 mArtManagerService.prepareAppProfiles(pkg, resolveUserIds(args.user.getIdentifier())); 17212 17213 // Check whether we need to dexopt the app. 17214 // 17215 // NOTE: it is IMPORTANT to call dexopt: 17216 // - after doRename which will sync the package data from PackageParser.Package and its 17217 // corresponding ApplicationInfo. 17218 // - after installNewPackageLIF or replacePackageLIF which will update result with the 17219 // uid of the application (pkg.applicationInfo.uid). 17220 // This update happens in place! 17221 // 17222 // We only need to dexopt if the package meets ALL of the following conditions: 17223 // 1) it is not forward locked. 17224 // 2) it is not on on an external ASEC container. 17225 // 3) it is not an instant app or if it is then dexopt is enabled via gservices. 17226 // 17227 // Note that we do not dexopt instant apps by default. dexopt can take some time to 17228 // complete, so we skip this step during installation. Instead, we'll take extra time 17229 // the first time the instant app starts. It's preferred to do it this way to provide 17230 // continuous progress to the useur instead of mysteriously blocking somewhere in the 17231 // middle of running an instant app. The default behaviour can be overridden 17232 // via gservices. 17233 final boolean performDexopt = (res.returnCode == PackageManager.INSTALL_SUCCEEDED) 17234 && !forwardLocked 17235 && !pkg.applicationInfo.isExternalAsec() 17236 && (!instantApp || Global.getInt(mContext.getContentResolver(), 17237 Global.INSTANT_APP_DEXOPT_ENABLED, 0) != 0); 17238 17239 if (performDexopt) { 17240 Trace.traceBegin(TRACE_TAG_PACKAGE_MANAGER, "dexopt"); 17241 // Do not run PackageDexOptimizer through the local performDexOpt 17242 // method because `pkg` may not be in `mPackages` yet. 17243 // 17244 // Also, don't fail application installs if the dexopt step fails. 17245 DexoptOptions dexoptOptions = new DexoptOptions(pkg.packageName, 17246 REASON_INSTALL, 17247 DexoptOptions.DEXOPT_BOOT_COMPLETE | 17248 DexoptOptions.DEXOPT_INSTALL_WITH_DEX_METADATA_FILE); 17249 mPackageDexOptimizer.performDexOpt(pkg, pkg.usesLibraryFiles, 17250 null /* instructionSets */, 17251 getOrCreateCompilerPackageStats(pkg), 17252 mDexManager.getPackageUseInfoOrDefault(pkg.packageName), 17253 dexoptOptions); 17254 Trace.traceEnd(TRACE_TAG_PACKAGE_MANAGER); 17255 } 17256 17257 // Notify BackgroundDexOptService that the package has been changed. 17258 // If this is an update of a package which used to fail to compile, 17259 // BackgroundDexOptService will remove it from its blacklist. 17260 // TODO: Layering violation 17261 BackgroundDexOptService.notifyPackageChanged(pkg.packageName); 17262 17263 synchronized (mPackages) { 17264 final PackageSetting ps = mSettings.mPackages.get(pkgName); 17265 if (ps != null) { 17266 res.newUsers = ps.queryInstalledUsers(sUserManager.getUserIds(), true); 17267 ps.setUpdateAvailable(false /*updateAvailable*/); 17268 } 17269 17270 final int childCount = (pkg.childPackages != null) ? pkg.childPackages.size() : 0; 17271 for (int i = 0; i < childCount; i++) { 17272 PackageParser.Package childPkg = pkg.childPackages.get(i); 17273 PackageInstalledInfo childRes = res.addedChildPackages.get(childPkg.packageName); 17274 PackageSetting childPs = mSettings.getPackageLPr(childPkg.packageName); 17275 if (childPs != null) { 17276 childRes.newUsers = childPs.queryInstalledUsers( 17277 sUserManager.getUserIds(), true); 17278 } 17279 } 17280 17281 if (res.returnCode == PackageManager.INSTALL_SUCCEEDED) { 17282 updateSequenceNumberLP(ps, res.newUsers); 17283 updateInstantAppInstallerLocked(pkgName); 17284 } 17285 } 17286 } 17287 17288 private void startIntentFilterVerifications(int userId, boolean replacing, 17289 PackageParser.Package pkg) { 17290 if (mIntentFilterVerifierComponent == null) { 17291 Slog.w(TAG, "No IntentFilter verification will not be done as " 17292 + "there is no IntentFilterVerifier available!"); 17293 return; 17294 } 17295 17296 final int verifierUid = getPackageUid( 17297 mIntentFilterVerifierComponent.getPackageName(), 17298 MATCH_DEBUG_TRIAGED_MISSING, 17299 (userId == UserHandle.USER_ALL) ? UserHandle.USER_SYSTEM : userId); 17300 17301 Message msg = mHandler.obtainMessage(START_INTENT_FILTER_VERIFICATIONS); 17302 msg.obj = new IFVerificationParams(pkg, replacing, userId, verifierUid); 17303 mHandler.sendMessage(msg); 17304 17305 final int childCount = (pkg.childPackages != null) ? pkg.childPackages.size() : 0; 17306 for (int i = 0; i < childCount; i++) { 17307 PackageParser.Package childPkg = pkg.childPackages.get(i); 17308 msg = mHandler.obtainMessage(START_INTENT_FILTER_VERIFICATIONS); 17309 msg.obj = new IFVerificationParams(childPkg, replacing, userId, verifierUid); 17310 mHandler.sendMessage(msg); 17311 } 17312 } 17313 17314 private void verifyIntentFiltersIfNeeded(int userId, int verifierUid, boolean replacing, 17315 PackageParser.Package pkg) { 17316 int size = pkg.activities.size(); 17317 if (size == 0) { 17318 if (DEBUG_DOMAIN_VERIFICATION) Slog.d(TAG, 17319 "No activity, so no need to verify any IntentFilter!"); 17320 return; 17321 } 17322 17323 final boolean hasDomainURLs = hasDomainURLs(pkg); 17324 if (!hasDomainURLs) { 17325 if (DEBUG_DOMAIN_VERIFICATION) Slog.d(TAG, 17326 "No domain URLs, so no need to verify any IntentFilter!"); 17327 return; 17328 } 17329 17330 if (DEBUG_DOMAIN_VERIFICATION) Slog.d(TAG, "Checking for userId:" + userId 17331 + " if any IntentFilter from the " + size 17332 + " Activities needs verification ..."); 17333 17334 int count = 0; 17335 final String packageName = pkg.packageName; 17336 17337 synchronized (mPackages) { 17338 // If this is a new install and we see that we've already run verification for this 17339 // package, we have nothing to do: it means the state was restored from backup. 17340 if (!replacing) { 17341 IntentFilterVerificationInfo ivi = 17342 mSettings.getIntentFilterVerificationLPr(packageName); 17343 if (ivi != null) { 17344 if (DEBUG_DOMAIN_VERIFICATION) { 17345 Slog.i(TAG, "Package " + packageName+ " already verified: status=" 17346 + ivi.getStatusString()); 17347 } 17348 return; 17349 } 17350 } 17351 17352 // If any filters need to be verified, then all need to be. 17353 boolean needToVerify = false; 17354 for (PackageParser.Activity a : pkg.activities) { 17355 for (ActivityIntentInfo filter : a.intents) { 17356 if (filter.needsVerification() && needsNetworkVerificationLPr(filter)) { 17357 if (DEBUG_DOMAIN_VERIFICATION) { 17358 Slog.d(TAG, 17359 "Intent filter needs verification, so processing all filters"); 17360 } 17361 needToVerify = true; 17362 break; 17363 } 17364 } 17365 } 17366 17367 if (needToVerify) { 17368 final int verificationId = mIntentFilterVerificationToken++; 17369 for (PackageParser.Activity a : pkg.activities) { 17370 for (ActivityIntentInfo filter : a.intents) { 17371 if (filter.handlesWebUris(true) && needsNetworkVerificationLPr(filter)) { 17372 if (DEBUG_DOMAIN_VERIFICATION) Slog.d(TAG, 17373 "Verification needed for IntentFilter:" + filter.toString()); 17374 mIntentFilterVerifier.addOneIntentFilterVerification( 17375 verifierUid, userId, verificationId, filter, packageName); 17376 count++; 17377 } 17378 } 17379 } 17380 } 17381 } 17382 17383 if (count > 0) { 17384 if (DEBUG_DOMAIN_VERIFICATION) Slog.d(TAG, "Starting " + count 17385 + " IntentFilter verification" + (count > 1 ? "s" : "") 17386 + " for userId:" + userId); 17387 mIntentFilterVerifier.startVerifications(userId); 17388 } else { 17389 if (DEBUG_DOMAIN_VERIFICATION) { 17390 Slog.d(TAG, "No filters or not all autoVerify for " + packageName); 17391 } 17392 } 17393 } 17394 17395 private boolean needsNetworkVerificationLPr(ActivityIntentInfo filter) { 17396 final ComponentName cn = filter.activity.getComponentName(); 17397 final String packageName = cn.getPackageName(); 17398 17399 IntentFilterVerificationInfo ivi = mSettings.getIntentFilterVerificationLPr( 17400 packageName); 17401 if (ivi == null) { 17402 return true; 17403 } 17404 int status = ivi.getStatus(); 17405 switch (status) { 17406 case INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_UNDEFINED: 17407 case INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_ASK: 17408 return true; 17409 17410 default: 17411 // Nothing to do 17412 return false; 17413 } 17414 } 17415 17416 private static boolean isMultiArch(ApplicationInfo info) { 17417 return (info.flags & ApplicationInfo.FLAG_MULTIARCH) != 0; 17418 } 17419 17420 private static boolean isExternal(PackageParser.Package pkg) { 17421 return (pkg.applicationInfo.flags & ApplicationInfo.FLAG_EXTERNAL_STORAGE) != 0; 17422 } 17423 17424 private static boolean isExternal(PackageSetting ps) { 17425 return (ps.pkgFlags & ApplicationInfo.FLAG_EXTERNAL_STORAGE) != 0; 17426 } 17427 17428 private static boolean isSystemApp(PackageParser.Package pkg) { 17429 return (pkg.applicationInfo.flags & ApplicationInfo.FLAG_SYSTEM) != 0; 17430 } 17431 17432 private static boolean isPrivilegedApp(PackageParser.Package pkg) { 17433 return (pkg.applicationInfo.privateFlags & ApplicationInfo.PRIVATE_FLAG_PRIVILEGED) != 0; 17434 } 17435 17436 private static boolean isOemApp(PackageParser.Package pkg) { 17437 return (pkg.applicationInfo.privateFlags & ApplicationInfo.PRIVATE_FLAG_OEM) != 0; 17438 } 17439 17440 private static boolean isVendorApp(PackageParser.Package pkg) { 17441 return (pkg.applicationInfo.privateFlags & ApplicationInfo.PRIVATE_FLAG_VENDOR) != 0; 17442 } 17443 17444 private static boolean isProductApp(PackageParser.Package pkg) { 17445 return (pkg.applicationInfo.privateFlags & ApplicationInfo.PRIVATE_FLAG_PRODUCT) != 0; 17446 } 17447 17448 private static boolean hasDomainURLs(PackageParser.Package pkg) { 17449 return (pkg.applicationInfo.privateFlags & ApplicationInfo.PRIVATE_FLAG_HAS_DOMAIN_URLS) != 0; 17450 } 17451 17452 private static boolean isSystemApp(PackageSetting ps) { 17453 return (ps.pkgFlags & ApplicationInfo.FLAG_SYSTEM) != 0; 17454 } 17455 17456 private static boolean isUpdatedSystemApp(PackageSetting ps) { 17457 return (ps.pkgFlags & ApplicationInfo.FLAG_UPDATED_SYSTEM_APP) != 0; 17458 } 17459 17460 private int packageFlagsToInstallFlags(PackageSetting ps) { 17461 int installFlags = 0; 17462 if (isExternal(ps) && TextUtils.isEmpty(ps.volumeUuid)) { 17463 // This existing package was an external ASEC install when we have 17464 // the external flag without a UUID 17465 installFlags |= PackageManager.INSTALL_EXTERNAL; 17466 } 17467 if (ps.isForwardLocked()) { 17468 installFlags |= PackageManager.INSTALL_FORWARD_LOCK; 17469 } 17470 return installFlags; 17471 } 17472 17473 private VersionInfo getSettingsVersionForPackage(PackageParser.Package pkg) { 17474 if (isExternal(pkg)) { 17475 if (TextUtils.isEmpty(pkg.volumeUuid)) { 17476 return mSettings.getExternalVersion(); 17477 } else { 17478 return mSettings.findOrCreateVersion(pkg.volumeUuid); 17479 } 17480 } else { 17481 return mSettings.getInternalVersion(); 17482 } 17483 } 17484 17485 private void deleteTempPackageFiles() { 17486 final FilenameFilter filter = new FilenameFilter() { 17487 public boolean accept(File dir, String name) { 17488 return name.startsWith("vmdl") && name.endsWith(".tmp"); 17489 } 17490 }; 17491 for (File file : sDrmAppPrivateInstallDir.listFiles(filter)) { 17492 file.delete(); 17493 } 17494 } 17495 17496 @Override 17497 public void deletePackageAsUser(String packageName, int versionCode, 17498 IPackageDeleteObserver observer, int userId, int flags) { 17499 deletePackageVersioned(new VersionedPackage(packageName, versionCode), 17500 new LegacyPackageDeleteObserver(observer).getBinder(), userId, flags); 17501 } 17502 17503 @Override 17504 public void deletePackageVersioned(VersionedPackage versionedPackage, 17505 final IPackageDeleteObserver2 observer, final int userId, final int deleteFlags) { 17506 final int callingUid = Binder.getCallingUid(); 17507 mContext.enforceCallingOrSelfPermission( 17508 android.Manifest.permission.DELETE_PACKAGES, null); 17509 final boolean canViewInstantApps = canViewInstantApps(callingUid, userId); 17510 Preconditions.checkNotNull(versionedPackage); 17511 Preconditions.checkNotNull(observer); 17512 Preconditions.checkArgumentInRange(versionedPackage.getLongVersionCode(), 17513 PackageManager.VERSION_CODE_HIGHEST, 17514 Long.MAX_VALUE, "versionCode must be >= -1"); 17515 17516 final String packageName = versionedPackage.getPackageName(); 17517 final long versionCode = versionedPackage.getLongVersionCode(); 17518 final String internalPackageName; 17519 synchronized (mPackages) { 17520 // Normalize package name to handle renamed packages and static libs 17521 internalPackageName = resolveInternalPackageNameLPr(packageName, versionCode); 17522 } 17523 17524 final int uid = Binder.getCallingUid(); 17525 if (!isOrphaned(internalPackageName) 17526 && !isCallerAllowedToSilentlyUninstall(uid, internalPackageName)) { 17527 try { 17528 final Intent intent = new Intent(Intent.ACTION_UNINSTALL_PACKAGE); 17529 intent.setData(Uri.fromParts(PACKAGE_SCHEME, packageName, null)); 17530 intent.putExtra(PackageInstaller.EXTRA_CALLBACK, observer.asBinder()); 17531 observer.onUserActionRequired(intent); 17532 } catch (RemoteException re) { 17533 } 17534 return; 17535 } 17536 final boolean deleteAllUsers = (deleteFlags & PackageManager.DELETE_ALL_USERS) != 0; 17537 final int[] users = deleteAllUsers ? sUserManager.getUserIds() : new int[]{ userId }; 17538 if (UserHandle.getUserId(uid) != userId || (deleteAllUsers && users.length > 1)) { 17539 mContext.enforceCallingOrSelfPermission( 17540 android.Manifest.permission.INTERACT_ACROSS_USERS_FULL, 17541 "deletePackage for user " + userId); 17542 } 17543 17544 if (isUserRestricted(userId, UserManager.DISALLOW_UNINSTALL_APPS)) { 17545 try { 17546 observer.onPackageDeleted(packageName, 17547 PackageManager.DELETE_FAILED_USER_RESTRICTED, null); 17548 } catch (RemoteException re) { 17549 } 17550 return; 17551 } 17552 17553 if (!deleteAllUsers && getBlockUninstallForUser(internalPackageName, userId)) { 17554 try { 17555 observer.onPackageDeleted(packageName, 17556 PackageManager.DELETE_FAILED_OWNER_BLOCKED, null); 17557 } catch (RemoteException re) { 17558 } 17559 return; 17560 } 17561 17562 if (DEBUG_REMOVE) { 17563 Slog.d(TAG, "deletePackageAsUser: pkg=" + internalPackageName + " user=" + userId 17564 + " deleteAllUsers: " + deleteAllUsers + " version=" 17565 + (versionCode == PackageManager.VERSION_CODE_HIGHEST 17566 ? "VERSION_CODE_HIGHEST" : versionCode)); 17567 } 17568 // Queue up an async operation since the package deletion may take a little while. 17569 mHandler.post(new Runnable() { 17570 public void run() { 17571 mHandler.removeCallbacks(this); 17572 int returnCode; 17573 final PackageSetting ps = mSettings.mPackages.get(internalPackageName); 17574 boolean doDeletePackage = true; 17575 if (ps != null) { 17576 final boolean targetIsInstantApp = 17577 ps.getInstantApp(UserHandle.getUserId(callingUid)); 17578 doDeletePackage = !targetIsInstantApp 17579 || canViewInstantApps; 17580 } 17581 if (doDeletePackage) { 17582 if (!deleteAllUsers) { 17583 returnCode = deletePackageX(internalPackageName, versionCode, 17584 userId, deleteFlags); 17585 } else { 17586 int[] blockUninstallUserIds = getBlockUninstallForUsers( 17587 internalPackageName, users); 17588 // If nobody is blocking uninstall, proceed with delete for all users 17589 if (ArrayUtils.isEmpty(blockUninstallUserIds)) { 17590 returnCode = deletePackageX(internalPackageName, versionCode, 17591 userId, deleteFlags); 17592 } else { 17593 // Otherwise uninstall individually for users with blockUninstalls=false 17594 final int userFlags = deleteFlags & ~PackageManager.DELETE_ALL_USERS; 17595 for (int userId : users) { 17596 if (!ArrayUtils.contains(blockUninstallUserIds, userId)) { 17597 returnCode = deletePackageX(internalPackageName, versionCode, 17598 userId, userFlags); 17599 if (returnCode != PackageManager.DELETE_SUCCEEDED) { 17600 Slog.w(TAG, "Package delete failed for user " + userId 17601 + ", returnCode " + returnCode); 17602 } 17603 } 17604 } 17605 // The app has only been marked uninstalled for certain users. 17606 // We still need to report that delete was blocked 17607 returnCode = PackageManager.DELETE_FAILED_OWNER_BLOCKED; 17608 } 17609 } 17610 } else { 17611 returnCode = PackageManager.DELETE_FAILED_INTERNAL_ERROR; 17612 } 17613 try { 17614 observer.onPackageDeleted(packageName, returnCode, null); 17615 } catch (RemoteException e) { 17616 Log.i(TAG, "Observer no longer exists."); 17617 } //end catch 17618 } //end run 17619 }); 17620 } 17621 17622 private String resolveExternalPackageNameLPr(PackageParser.Package pkg) { 17623 if (pkg.staticSharedLibName != null) { 17624 return pkg.manifestPackageName; 17625 } 17626 return pkg.packageName; 17627 } 17628 17629 private String resolveInternalPackageNameLPr(String packageName, long versionCode) { 17630 // Handle renamed packages 17631 String normalizedPackageName = mSettings.getRenamedPackageLPr(packageName); 17632 packageName = normalizedPackageName != null ? normalizedPackageName : packageName; 17633 17634 // Is this a static library? 17635 LongSparseArray<SharedLibraryEntry> versionedLib = 17636 mStaticLibsByDeclaringPackage.get(packageName); 17637 if (versionedLib == null || versionedLib.size() <= 0) { 17638 return packageName; 17639 } 17640 17641 // Figure out which lib versions the caller can see 17642 LongSparseLongArray versionsCallerCanSee = null; 17643 final int callingAppId = UserHandle.getAppId(Binder.getCallingUid()); 17644 if (callingAppId != Process.SYSTEM_UID && callingAppId != Process.SHELL_UID 17645 && callingAppId != Process.ROOT_UID) { 17646 versionsCallerCanSee = new LongSparseLongArray(); 17647 String libName = versionedLib.valueAt(0).info.getName(); 17648 String[] uidPackages = getPackagesForUid(Binder.getCallingUid()); 17649 if (uidPackages != null) { 17650 for (String uidPackage : uidPackages) { 17651 PackageSetting ps = mSettings.getPackageLPr(uidPackage); 17652 final int libIdx = ArrayUtils.indexOf(ps.usesStaticLibraries, libName); 17653 if (libIdx >= 0) { 17654 final long libVersion = ps.usesStaticLibrariesVersions[libIdx]; 17655 versionsCallerCanSee.append(libVersion, libVersion); 17656 } 17657 } 17658 } 17659 } 17660 17661 // Caller can see nothing - done 17662 if (versionsCallerCanSee != null && versionsCallerCanSee.size() <= 0) { 17663 return packageName; 17664 } 17665 17666 // Find the version the caller can see and the app version code 17667 SharedLibraryEntry highestVersion = null; 17668 final int versionCount = versionedLib.size(); 17669 for (int i = 0; i < versionCount; i++) { 17670 SharedLibraryEntry libEntry = versionedLib.valueAt(i); 17671 if (versionsCallerCanSee != null && versionsCallerCanSee.indexOfKey( 17672 libEntry.info.getLongVersion()) < 0) { 17673 continue; 17674 } 17675 final long libVersionCode = libEntry.info.getDeclaringPackage().getLongVersionCode(); 17676 if (versionCode != PackageManager.VERSION_CODE_HIGHEST) { 17677 if (libVersionCode == versionCode) { 17678 return libEntry.apk; 17679 } 17680 } else if (highestVersion == null) { 17681 highestVersion = libEntry; 17682 } else if (libVersionCode > highestVersion.info 17683 .getDeclaringPackage().getLongVersionCode()) { 17684 highestVersion = libEntry; 17685 } 17686 } 17687 17688 if (highestVersion != null) { 17689 return highestVersion.apk; 17690 } 17691 17692 return packageName; 17693 } 17694 17695 boolean isCallerVerifier(int callingUid) { 17696 final int callingUserId = UserHandle.getUserId(callingUid); 17697 return mRequiredVerifierPackage != null && 17698 callingUid == getPackageUid(mRequiredVerifierPackage, 0, callingUserId); 17699 } 17700 17701 private boolean isCallerAllowedToSilentlyUninstall(int callingUid, String pkgName) { 17702 if (callingUid == Process.SHELL_UID || callingUid == Process.ROOT_UID 17703 || UserHandle.getAppId(callingUid) == Process.SYSTEM_UID) { 17704 return true; 17705 } 17706 final int callingUserId = UserHandle.getUserId(callingUid); 17707 // If the caller installed the pkgName, then allow it to silently uninstall. 17708 if (callingUid == getPackageUid(getInstallerPackageName(pkgName), 0, callingUserId)) { 17709 return true; 17710 } 17711 17712 // Allow package verifier to silently uninstall. 17713 if (mRequiredVerifierPackage != null && 17714 callingUid == getPackageUid(mRequiredVerifierPackage, 0, callingUserId)) { 17715 return true; 17716 } 17717 17718 // Allow package uninstaller to silently uninstall. 17719 if (mRequiredUninstallerPackage != null && 17720 callingUid == getPackageUid(mRequiredUninstallerPackage, 0, callingUserId)) { 17721 return true; 17722 } 17723 17724 // Allow storage manager to silently uninstall. 17725 if (mStorageManagerPackage != null && 17726 callingUid == getPackageUid(mStorageManagerPackage, 0, callingUserId)) { 17727 return true; 17728 } 17729 17730 // Allow caller having MANAGE_PROFILE_AND_DEVICE_OWNERS permission to silently 17731 // uninstall for device owner provisioning. 17732 if (checkUidPermission(MANAGE_PROFILE_AND_DEVICE_OWNERS, callingUid) 17733 == PERMISSION_GRANTED) { 17734 return true; 17735 } 17736 17737 return false; 17738 } 17739 17740 private int[] getBlockUninstallForUsers(String packageName, int[] userIds) { 17741 int[] result = EMPTY_INT_ARRAY; 17742 for (int userId : userIds) { 17743 if (getBlockUninstallForUser(packageName, userId)) { 17744 result = ArrayUtils.appendInt(result, userId); 17745 } 17746 } 17747 return result; 17748 } 17749 17750 @Override 17751 public boolean isPackageDeviceAdminOnAnyUser(String packageName) { 17752 final int callingUid = Binder.getCallingUid(); 17753 if (getInstantAppPackageName(callingUid) != null 17754 && !isCallerSameApp(packageName, callingUid)) { 17755 return false; 17756 } 17757 return isPackageDeviceAdmin(packageName, UserHandle.USER_ALL); 17758 } 17759 17760 private boolean isPackageDeviceAdmin(String packageName, int userId) { 17761 IDevicePolicyManager dpm = IDevicePolicyManager.Stub.asInterface( 17762 ServiceManager.getService(Context.DEVICE_POLICY_SERVICE)); 17763 try { 17764 if (dpm != null) { 17765 final ComponentName deviceOwnerComponentName = dpm.getDeviceOwnerComponent( 17766 /* callingUserOnly =*/ false); 17767 final String deviceOwnerPackageName = deviceOwnerComponentName == null ? null 17768 : deviceOwnerComponentName.getPackageName(); 17769 // Does the package contains the device owner? 17770 // TODO Do we have to do it even if userId != UserHandle.USER_ALL? Otherwise, 17771 // this check is probably not needed, since DO should be registered as a device 17772 // admin on some user too. (Original bug for this: b/17657954) 17773 if (packageName.equals(deviceOwnerPackageName)) { 17774 return true; 17775 } 17776 // Does it contain a device admin for any user? 17777 int[] users; 17778 if (userId == UserHandle.USER_ALL) { 17779 users = sUserManager.getUserIds(); 17780 } else { 17781 users = new int[]{userId}; 17782 } 17783 for (int i = 0; i < users.length; ++i) { 17784 if (dpm.packageHasActiveAdmins(packageName, users[i])) { 17785 return true; 17786 } 17787 } 17788 } 17789 } catch (RemoteException e) { 17790 } 17791 return false; 17792 } 17793 17794 private boolean shouldKeepUninstalledPackageLPr(String packageName) { 17795 return mKeepUninstalledPackages != null && mKeepUninstalledPackages.contains(packageName); 17796 } 17797 17798 /** 17799 * This method is an internal method that could be get invoked either 17800 * to delete an installed package or to clean up a failed installation. 17801 * After deleting an installed package, a broadcast is sent to notify any 17802 * listeners that the package has been removed. For cleaning up a failed 17803 * installation, the broadcast is not necessary since the package's 17804 * installation wouldn't have sent the initial broadcast either 17805 * The key steps in deleting a package are 17806 * deleting the package information in internal structures like mPackages, 17807 * deleting the packages base directories through installd 17808 * updating mSettings to reflect current status 17809 * persisting settings for later use 17810 * sending a broadcast if necessary 17811 */ 17812 int deletePackageX(String packageName, long versionCode, int userId, int deleteFlags) { 17813 final PackageRemovedInfo info = new PackageRemovedInfo(this); 17814 final boolean res; 17815 17816 final int removeUser = (deleteFlags & PackageManager.DELETE_ALL_USERS) != 0 17817 ? UserHandle.USER_ALL : userId; 17818 17819 if (isPackageDeviceAdmin(packageName, removeUser)) { 17820 Slog.w(TAG, "Not removing package " + packageName + ": has active device admin"); 17821 return PackageManager.DELETE_FAILED_DEVICE_POLICY_MANAGER; 17822 } 17823 17824 PackageSetting uninstalledPs = null; 17825 PackageParser.Package pkg = null; 17826 17827 // for the uninstall-updates case and restricted profiles, remember the per- 17828 // user handle installed state 17829 int[] allUsers; 17830 synchronized (mPackages) { 17831 uninstalledPs = mSettings.mPackages.get(packageName); 17832 if (uninstalledPs == null) { 17833 Slog.w(TAG, "Not removing non-existent package " + packageName); 17834 return PackageManager.DELETE_FAILED_INTERNAL_ERROR; 17835 } 17836 17837 if (versionCode != PackageManager.VERSION_CODE_HIGHEST 17838 && uninstalledPs.versionCode != versionCode) { 17839 Slog.w(TAG, "Not removing package " + packageName + " with versionCode " 17840 + uninstalledPs.versionCode + " != " + versionCode); 17841 return PackageManager.DELETE_FAILED_INTERNAL_ERROR; 17842 } 17843 17844 // Static shared libs can be declared by any package, so let us not 17845 // allow removing a package if it provides a lib others depend on. 17846 pkg = mPackages.get(packageName); 17847 17848 allUsers = sUserManager.getUserIds(); 17849 17850 if (pkg != null && pkg.staticSharedLibName != null) { 17851 SharedLibraryEntry libEntry = getSharedLibraryEntryLPr(pkg.staticSharedLibName, 17852 pkg.staticSharedLibVersion); 17853 if (libEntry != null) { 17854 for (int currUserId : allUsers) { 17855 if (removeUser != UserHandle.USER_ALL && removeUser != currUserId) { 17856 continue; 17857 } 17858 List<VersionedPackage> libClientPackages = getPackagesUsingSharedLibraryLPr( 17859 libEntry.info, 0, currUserId); 17860 if (!ArrayUtils.isEmpty(libClientPackages)) { 17861 Slog.w(TAG, "Not removing package " + pkg.manifestPackageName 17862 + " hosting lib " + libEntry.info.getName() + " version " 17863 + libEntry.info.getLongVersion() + " used by " + libClientPackages 17864 + " for user " + currUserId); 17865 return PackageManager.DELETE_FAILED_USED_SHARED_LIBRARY; 17866 } 17867 } 17868 } 17869 } 17870 17871 info.origUsers = uninstalledPs.queryInstalledUsers(allUsers, true); 17872 } 17873 17874 final int freezeUser; 17875 if (isUpdatedSystemApp(uninstalledPs) 17876 && ((deleteFlags & PackageManager.DELETE_SYSTEM_APP) == 0)) { 17877 // We're downgrading a system app, which will apply to all users, so 17878 // freeze them all during the downgrade 17879 freezeUser = UserHandle.USER_ALL; 17880 } else { 17881 freezeUser = removeUser; 17882 } 17883 17884 synchronized (mInstallLock) { 17885 if (DEBUG_REMOVE) Slog.d(TAG, "deletePackageX: pkg=" + packageName + " user=" + userId); 17886 try (PackageFreezer freezer = freezePackageForDelete(packageName, freezeUser, 17887 deleteFlags, "deletePackageX")) { 17888 res = deletePackageLIF(packageName, UserHandle.of(removeUser), true, allUsers, 17889 deleteFlags | PackageManager.DELETE_CHATTY, info, true, null); 17890 } 17891 synchronized (mPackages) { 17892 if (res) { 17893 if (pkg != null) { 17894 mInstantAppRegistry.onPackageUninstalledLPw(pkg, info.removedUsers); 17895 } 17896 updateSequenceNumberLP(uninstalledPs, info.removedUsers); 17897 updateInstantAppInstallerLocked(packageName); 17898 } 17899 } 17900 } 17901 17902 if (res) { 17903 final boolean killApp = (deleteFlags & PackageManager.DELETE_DONT_KILL_APP) == 0; 17904 info.sendPackageRemovedBroadcasts(killApp); 17905 info.sendSystemPackageUpdatedBroadcasts(); 17906 info.sendSystemPackageAppearedBroadcasts(); 17907 } 17908 // Force a gc here. 17909 Runtime.getRuntime().gc(); 17910 // Delete the resources here after sending the broadcast to let 17911 // other processes clean up before deleting resources. 17912 if (info.args != null) { 17913 synchronized (mInstallLock) { 17914 info.args.doPostDeleteLI(true); 17915 } 17916 } 17917 17918 return res ? PackageManager.DELETE_SUCCEEDED : PackageManager.DELETE_FAILED_INTERNAL_ERROR; 17919 } 17920 17921 static class PackageRemovedInfo { 17922 final PackageSender packageSender; 17923 String removedPackage; 17924 String installerPackageName; 17925 int uid = -1; 17926 int removedAppId = -1; 17927 int[] origUsers; 17928 int[] removedUsers = null; 17929 int[] broadcastUsers = null; 17930 int[] instantUserIds = null; 17931 SparseArray<Integer> installReasons; 17932 boolean isRemovedPackageSystemUpdate = false; 17933 boolean isUpdate; 17934 boolean dataRemoved; 17935 boolean removedForAllUsers; 17936 boolean isStaticSharedLib; 17937 // Clean up resources deleted packages. 17938 InstallArgs args = null; 17939 ArrayMap<String, PackageRemovedInfo> removedChildPackages; 17940 ArrayMap<String, PackageInstalledInfo> appearedChildPackages; 17941 17942 PackageRemovedInfo(PackageSender packageSender) { 17943 this.packageSender = packageSender; 17944 } 17945 17946 void sendPackageRemovedBroadcasts(boolean killApp) { 17947 sendPackageRemovedBroadcastInternal(killApp); 17948 final int childCount = removedChildPackages != null ? removedChildPackages.size() : 0; 17949 for (int i = 0; i < childCount; i++) { 17950 PackageRemovedInfo childInfo = removedChildPackages.valueAt(i); 17951 childInfo.sendPackageRemovedBroadcastInternal(killApp); 17952 } 17953 } 17954 17955 void sendSystemPackageUpdatedBroadcasts() { 17956 if (isRemovedPackageSystemUpdate) { 17957 sendSystemPackageUpdatedBroadcastsInternal(); 17958 final int childCount = (removedChildPackages != null) 17959 ? removedChildPackages.size() : 0; 17960 for (int i = 0; i < childCount; i++) { 17961 PackageRemovedInfo childInfo = removedChildPackages.valueAt(i); 17962 if (childInfo.isRemovedPackageSystemUpdate) { 17963 childInfo.sendSystemPackageUpdatedBroadcastsInternal(); 17964 } 17965 } 17966 } 17967 } 17968 17969 void sendSystemPackageAppearedBroadcasts() { 17970 final int packageCount = (appearedChildPackages != null) 17971 ? appearedChildPackages.size() : 0; 17972 for (int i = 0; i < packageCount; i++) { 17973 PackageInstalledInfo installedInfo = appearedChildPackages.valueAt(i); 17974 packageSender.sendPackageAddedForNewUsers(installedInfo.name, 17975 true /*sendBootCompleted*/, false /*startReceiver*/, 17976 UserHandle.getAppId(installedInfo.uid), installedInfo.newUsers, null); 17977 } 17978 } 17979 17980 private void sendSystemPackageUpdatedBroadcastsInternal() { 17981 Bundle extras = new Bundle(2); 17982 extras.putInt(Intent.EXTRA_UID, removedAppId >= 0 ? removedAppId : uid); 17983 extras.putBoolean(Intent.EXTRA_REPLACING, true); 17984 packageSender.sendPackageBroadcast(Intent.ACTION_PACKAGE_ADDED, 17985 removedPackage, extras, 0, null /*targetPackage*/, null, null, null); 17986 packageSender.sendPackageBroadcast(Intent.ACTION_PACKAGE_REPLACED, 17987 removedPackage, extras, 0, null /*targetPackage*/, null, null, null); 17988 packageSender.sendPackageBroadcast(Intent.ACTION_MY_PACKAGE_REPLACED, 17989 null, null, 0, removedPackage, null, null, null); 17990 if (installerPackageName != null) { 17991 packageSender.sendPackageBroadcast(Intent.ACTION_PACKAGE_ADDED, 17992 removedPackage, extras, 0 /*flags*/, 17993 installerPackageName, null, null, null); 17994 packageSender.sendPackageBroadcast(Intent.ACTION_PACKAGE_REPLACED, 17995 removedPackage, extras, 0 /*flags*/, 17996 installerPackageName, null, null, null); 17997 } 17998 } 17999 18000 private void sendPackageRemovedBroadcastInternal(boolean killApp) { 18001 // Don't send static shared library removal broadcasts as these 18002 // libs are visible only the the apps that depend on them an one 18003 // cannot remove the library if it has a dependency. 18004 if (isStaticSharedLib) { 18005 return; 18006 } 18007 Bundle extras = new Bundle(2); 18008 extras.putInt(Intent.EXTRA_UID, removedAppId >= 0 ? removedAppId : uid); 18009 extras.putBoolean(Intent.EXTRA_DATA_REMOVED, dataRemoved); 18010 extras.putBoolean(Intent.EXTRA_DONT_KILL_APP, !killApp); 18011 if (isUpdate || isRemovedPackageSystemUpdate) { 18012 extras.putBoolean(Intent.EXTRA_REPLACING, true); 18013 } 18014 extras.putBoolean(Intent.EXTRA_REMOVED_FOR_ALL_USERS, removedForAllUsers); 18015 if (removedPackage != null) { 18016 packageSender.sendPackageBroadcast(Intent.ACTION_PACKAGE_REMOVED, 18017 removedPackage, extras, 0, null /*targetPackage*/, null, 18018 broadcastUsers, instantUserIds); 18019 if (installerPackageName != null) { 18020 packageSender.sendPackageBroadcast(Intent.ACTION_PACKAGE_REMOVED, 18021 removedPackage, extras, 0 /*flags*/, 18022 installerPackageName, null, broadcastUsers, instantUserIds); 18023 } 18024 if (dataRemoved && !isRemovedPackageSystemUpdate) { 18025 packageSender.sendPackageBroadcast(Intent.ACTION_PACKAGE_FULLY_REMOVED, 18026 removedPackage, extras, 18027 Intent.FLAG_RECEIVER_INCLUDE_BACKGROUND, 18028 null, null, broadcastUsers, instantUserIds); 18029 packageSender.notifyPackageRemoved(removedPackage); 18030 } 18031 } 18032 if (removedAppId >= 0) { 18033 packageSender.sendPackageBroadcast(Intent.ACTION_UID_REMOVED, 18034 null, extras, Intent.FLAG_RECEIVER_INCLUDE_BACKGROUND, 18035 null, null, broadcastUsers, instantUserIds); 18036 } 18037 } 18038 18039 void populateUsers(int[] userIds, PackageSetting deletedPackageSetting) { 18040 removedUsers = userIds; 18041 if (removedUsers == null) { 18042 broadcastUsers = null; 18043 return; 18044 } 18045 18046 broadcastUsers = EMPTY_INT_ARRAY; 18047 instantUserIds = EMPTY_INT_ARRAY; 18048 for (int i = userIds.length - 1; i >= 0; --i) { 18049 final int userId = userIds[i]; 18050 if (deletedPackageSetting.getInstantApp(userId)) { 18051 instantUserIds = ArrayUtils.appendInt(instantUserIds, userId); 18052 } else { 18053 broadcastUsers = ArrayUtils.appendInt(broadcastUsers, userId); 18054 } 18055 } 18056 } 18057 } 18058 18059 /* 18060 * This method deletes the package from internal data structures. If the DONT_DELETE_DATA 18061 * flag is not set, the data directory is removed as well. 18062 * make sure this flag is set for partially installed apps. If not its meaningless to 18063 * delete a partially installed application. 18064 */ 18065 private void removePackageDataLIF(PackageSetting ps, int[] allUserHandles, 18066 PackageRemovedInfo outInfo, int flags, boolean writeSettings) { 18067 String packageName = ps.name; 18068 if (DEBUG_REMOVE) Slog.d(TAG, "removePackageDataLI: " + ps); 18069 // Retrieve object to delete permissions for shared user later on 18070 final PackageParser.Package deletedPkg; 18071 final PackageSetting deletedPs; 18072 // reader 18073 synchronized (mPackages) { 18074 deletedPkg = mPackages.get(packageName); 18075 deletedPs = mSettings.mPackages.get(packageName); 18076 if (outInfo != null) { 18077 outInfo.removedPackage = packageName; 18078 outInfo.installerPackageName = ps.installerPackageName; 18079 outInfo.isStaticSharedLib = deletedPkg != null 18080 && deletedPkg.staticSharedLibName != null; 18081 outInfo.populateUsers(deletedPs == null ? null 18082 : deletedPs.queryInstalledUsers(sUserManager.getUserIds(), true), deletedPs); 18083 } 18084 } 18085 18086 removePackageLI(ps, (flags & PackageManager.DELETE_CHATTY) != 0); 18087 18088 if ((flags & PackageManager.DELETE_KEEP_DATA) == 0) { 18089 final PackageParser.Package resolvedPkg; 18090 if (deletedPkg != null) { 18091 resolvedPkg = deletedPkg; 18092 } else { 18093 // We don't have a parsed package when it lives on an ejected 18094 // adopted storage device, so fake something together 18095 resolvedPkg = new PackageParser.Package(ps.name); 18096 resolvedPkg.setVolumeUuid(ps.volumeUuid); 18097 } 18098 destroyAppDataLIF(resolvedPkg, UserHandle.USER_ALL, 18099 StorageManager.FLAG_STORAGE_DE | StorageManager.FLAG_STORAGE_CE); 18100 destroyAppProfilesLIF(resolvedPkg, UserHandle.USER_ALL); 18101 if (outInfo != null) { 18102 outInfo.dataRemoved = true; 18103 } 18104 schedulePackageCleaning(packageName, UserHandle.USER_ALL, true); 18105 } 18106 18107 int removedAppId = -1; 18108 18109 // writer 18110 synchronized (mPackages) { 18111 boolean installedStateChanged = false; 18112 if (deletedPs != null) { 18113 if ((flags&PackageManager.DELETE_KEEP_DATA) == 0) { 18114 clearIntentFilterVerificationsLPw(deletedPs.name, UserHandle.USER_ALL); 18115 clearDefaultBrowserIfNeeded(packageName); 18116 mSettings.mKeySetManagerService.removeAppKeySetDataLPw(packageName); 18117 removedAppId = mSettings.removePackageLPw(packageName); 18118 if (outInfo != null) { 18119 outInfo.removedAppId = removedAppId; 18120 } 18121 mPermissionManager.updatePermissions( 18122 deletedPs.name, null, false, mPackages.values(), mPermissionCallback); 18123 if (deletedPs.sharedUser != null) { 18124 // Remove permissions associated with package. Since runtime 18125 // permissions are per user we have to kill the removed package 18126 // or packages running under the shared user of the removed 18127 // package if revoking the permissions requested only by the removed 18128 // package is successful and this causes a change in gids. 18129 for (int userId : UserManagerService.getInstance().getUserIds()) { 18130 final int userIdToKill = mSettings.updateSharedUserPermsLPw(deletedPs, 18131 userId); 18132 if (userIdToKill == UserHandle.USER_ALL 18133 || userIdToKill >= UserHandle.USER_SYSTEM) { 18134 // If gids changed for this user, kill all affected packages. 18135 mHandler.post(new Runnable() { 18136 @Override 18137 public void run() { 18138 // This has to happen with no lock held. 18139 killApplication(deletedPs.name, deletedPs.appId, 18140 KILL_APP_REASON_GIDS_CHANGED); 18141 } 18142 }); 18143 break; 18144 } 18145 } 18146 } 18147 clearPackagePreferredActivitiesLPw(deletedPs.name, UserHandle.USER_ALL); 18148 } 18149 // make sure to preserve per-user disabled state if this removal was just 18150 // a downgrade of a system app to the factory package 18151 if (allUserHandles != null && outInfo != null && outInfo.origUsers != null) { 18152 if (DEBUG_REMOVE) { 18153 Slog.d(TAG, "Propagating install state across downgrade"); 18154 } 18155 for (int userId : allUserHandles) { 18156 final boolean installed = ArrayUtils.contains(outInfo.origUsers, userId); 18157 if (DEBUG_REMOVE) { 18158 Slog.d(TAG, " user " + userId + " => " + installed); 18159 } 18160 if (installed != ps.getInstalled(userId)) { 18161 installedStateChanged = true; 18162 } 18163 ps.setInstalled(installed, userId); 18164 } 18165 } 18166 } 18167 // can downgrade to reader 18168 if (writeSettings) { 18169 // Save settings now 18170 mSettings.writeLPr(); 18171 } 18172 if (installedStateChanged) { 18173 mSettings.writeKernelMappingLPr(ps); 18174 } 18175 } 18176 if (removedAppId != -1) { 18177 // A user ID was deleted here. Go through all users and remove it 18178 // from KeyStore. 18179 removeKeystoreDataIfNeeded(UserHandle.USER_ALL, removedAppId); 18180 } 18181 } 18182 18183 static boolean locationIsPrivileged(String path) { 18184 try { 18185 final File privilegedAppDir = new File(Environment.getRootDirectory(), "priv-app"); 18186 final File privilegedVendorAppDir = new File(Environment.getVendorDirectory(), "priv-app"); 18187 final File privilegedProductAppDir = new File(Environment.getProductDirectory(), "priv-app"); 18188 return path.startsWith(privilegedAppDir.getCanonicalPath()) 18189 || path.startsWith(privilegedVendorAppDir.getCanonicalPath()) 18190 || path.startsWith(privilegedProductAppDir.getCanonicalPath()); 18191 } catch (IOException e) { 18192 Slog.e(TAG, "Unable to access code path " + path); 18193 } 18194 return false; 18195 } 18196 18197 static boolean locationIsOem(String path) { 18198 try { 18199 return path.startsWith(Environment.getOemDirectory().getCanonicalPath()); 18200 } catch (IOException e) { 18201 Slog.e(TAG, "Unable to access code path " + path); 18202 } 18203 return false; 18204 } 18205 18206 static boolean locationIsVendor(String path) { 18207 try { 18208 return path.startsWith(Environment.getVendorDirectory().getCanonicalPath()); 18209 } catch (IOException e) { 18210 Slog.e(TAG, "Unable to access code path " + path); 18211 } 18212 return false; 18213 } 18214 18215 static boolean locationIsProduct(String path) { 18216 try { 18217 return path.startsWith(Environment.getProductDirectory().getCanonicalPath()); 18218 } catch (IOException e) { 18219 Slog.e(TAG, "Unable to access code path " + path); 18220 } 18221 return false; 18222 } 18223 18224 /* 18225 * Tries to delete system package. 18226 */ 18227 private boolean deleteSystemPackageLIF(PackageParser.Package deletedPkg, 18228 PackageSetting deletedPs, int[] allUserHandles, int flags, PackageRemovedInfo outInfo, 18229 boolean writeSettings) { 18230 if (deletedPs.parentPackageName != null) { 18231 Slog.w(TAG, "Attempt to delete child system package " + deletedPkg.packageName); 18232 return false; 18233 } 18234 18235 final boolean applyUserRestrictions 18236 = (allUserHandles != null) && (outInfo.origUsers != null); 18237 final PackageSetting disabledPs; 18238 // Confirm if the system package has been updated 18239 // An updated system app can be deleted. This will also have to restore 18240 // the system pkg from system partition 18241 // reader 18242 synchronized (mPackages) { 18243 disabledPs = mSettings.getDisabledSystemPkgLPr(deletedPs.name); 18244 } 18245 18246 if (DEBUG_REMOVE) Slog.d(TAG, "deleteSystemPackageLI: newPs=" + deletedPkg.packageName 18247 + " disabledPs=" + disabledPs); 18248 18249 if (disabledPs == null) { 18250 Slog.w(TAG, "Attempt to delete unknown system package "+ deletedPkg.packageName); 18251 return false; 18252 } else if (DEBUG_REMOVE) { 18253 Slog.d(TAG, "Deleting system pkg from data partition"); 18254 } 18255 18256 if (DEBUG_REMOVE) { 18257 if (applyUserRestrictions) { 18258 Slog.d(TAG, "Remembering install states:"); 18259 for (int userId : allUserHandles) { 18260 final boolean finstalled = ArrayUtils.contains(outInfo.origUsers, userId); 18261 Slog.d(TAG, " u=" + userId + " inst=" + finstalled); 18262 } 18263 } 18264 } 18265 18266 // Delete the updated package 18267 outInfo.isRemovedPackageSystemUpdate = true; 18268 if (outInfo.removedChildPackages != null) { 18269 final int childCount = (deletedPs.childPackageNames != null) 18270 ? deletedPs.childPackageNames.size() : 0; 18271 for (int i = 0; i < childCount; i++) { 18272 String childPackageName = deletedPs.childPackageNames.get(i); 18273 if (disabledPs.childPackageNames != null && disabledPs.childPackageNames 18274 .contains(childPackageName)) { 18275 PackageRemovedInfo childInfo = outInfo.removedChildPackages.get( 18276 childPackageName); 18277 if (childInfo != null) { 18278 childInfo.isRemovedPackageSystemUpdate = true; 18279 } 18280 } 18281 } 18282 } 18283 18284 if (disabledPs.versionCode < deletedPs.versionCode) { 18285 // Delete data for downgrades 18286 flags &= ~PackageManager.DELETE_KEEP_DATA; 18287 } else { 18288 // Preserve data by setting flag 18289 flags |= PackageManager.DELETE_KEEP_DATA; 18290 } 18291 18292 boolean ret = deleteInstalledPackageLIF(deletedPs, true, flags, allUserHandles, 18293 outInfo, writeSettings, disabledPs.pkg); 18294 if (!ret) { 18295 return false; 18296 } 18297 18298 // writer 18299 synchronized (mPackages) { 18300 // NOTE: The system package always needs to be enabled; even if it's for 18301 // a compressed stub. If we don't, installing the system package fails 18302 // during scan [scanning checks the disabled packages]. We will reverse 18303 // this later, after we've "installed" the stub. 18304 // Reinstate the old system package 18305 enableSystemPackageLPw(disabledPs.pkg); 18306 // Remove any native libraries from the upgraded package. 18307 removeNativeBinariesLI(deletedPs); 18308 } 18309 18310 // Install the system package 18311 if (DEBUG_REMOVE) Slog.d(TAG, "Re-installing system package: " + disabledPs); 18312 try { 18313 installPackageFromSystemLIF(disabledPs.codePathString, false, allUserHandles, 18314 outInfo.origUsers, deletedPs.getPermissionsState(), writeSettings); 18315 } catch (PackageManagerException e) { 18316 Slog.w(TAG, "Failed to restore system package:" + deletedPkg.packageName + ": " 18317 + e.getMessage()); 18318 return false; 18319 } finally { 18320 if (disabledPs.pkg.isStub) { 18321 mSettings.disableSystemPackageLPw(disabledPs.name, true /*replaced*/); 18322 } 18323 } 18324 return true; 18325 } 18326 18327 /** 18328 * Installs a package that's already on the system partition. 18329 */ 18330 private PackageParser.Package installPackageFromSystemLIF(@NonNull String codePathString, 18331 boolean isPrivileged, @Nullable int[] allUserHandles, @Nullable int[] origUserHandles, 18332 @Nullable PermissionsState origPermissionState, boolean writeSettings) 18333 throws PackageManagerException { 18334 @ParseFlags int parseFlags = 18335 mDefParseFlags 18336 | PackageParser.PARSE_MUST_BE_APK 18337 | PackageParser.PARSE_IS_SYSTEM_DIR; 18338 @ScanFlags int scanFlags = SCAN_AS_SYSTEM; 18339 if (isPrivileged || locationIsPrivileged(codePathString)) { 18340 scanFlags |= SCAN_AS_PRIVILEGED; 18341 } 18342 if (locationIsOem(codePathString)) { 18343 scanFlags |= SCAN_AS_OEM; 18344 } 18345 if (locationIsVendor(codePathString)) { 18346 scanFlags |= SCAN_AS_VENDOR; 18347 } 18348 if (locationIsProduct(codePathString)) { 18349 scanFlags |= SCAN_AS_PRODUCT; 18350 } 18351 18352 final File codePath = new File(codePathString); 18353 final PackageParser.Package pkg = 18354 scanPackageTracedLI(codePath, parseFlags, scanFlags, 0 /*currentTime*/, null); 18355 18356 try { 18357 // update shared libraries for the newly re-installed system package 18358 updateSharedLibrariesLPr(pkg, null); 18359 } catch (PackageManagerException e) { 18360 Slog.e(TAG, "updateAllSharedLibrariesLPw failed: " + e.getMessage()); 18361 } 18362 18363 prepareAppDataAfterInstallLIF(pkg); 18364 18365 // writer 18366 synchronized (mPackages) { 18367 PackageSetting ps = mSettings.mPackages.get(pkg.packageName); 18368 18369 // Propagate the permissions state as we do not want to drop on the floor 18370 // runtime permissions. The update permissions method below will take 18371 // care of removing obsolete permissions and grant install permissions. 18372 if (origPermissionState != null) { 18373 ps.getPermissionsState().copyFrom(origPermissionState); 18374 } 18375 mPermissionManager.updatePermissions(pkg.packageName, pkg, true, mPackages.values(), 18376 mPermissionCallback); 18377 18378 final boolean applyUserRestrictions 18379 = (allUserHandles != null) && (origUserHandles != null); 18380 if (applyUserRestrictions) { 18381 boolean installedStateChanged = false; 18382 if (DEBUG_REMOVE) { 18383 Slog.d(TAG, "Propagating install state across reinstall"); 18384 } 18385 for (int userId : allUserHandles) { 18386 final boolean installed = ArrayUtils.contains(origUserHandles, userId); 18387 if (DEBUG_REMOVE) { 18388 Slog.d(TAG, " user " + userId + " => " + installed); 18389 } 18390 if (installed != ps.getInstalled(userId)) { 18391 installedStateChanged = true; 18392 } 18393 ps.setInstalled(installed, userId); 18394 18395 mSettings.writeRuntimePermissionsForUserLPr(userId, false); 18396 } 18397 // Regardless of writeSettings we need to ensure that this restriction 18398 // state propagation is persisted 18399 mSettings.writeAllUsersPackageRestrictionsLPr(); 18400 if (installedStateChanged) { 18401 mSettings.writeKernelMappingLPr(ps); 18402 } 18403 } 18404 // can downgrade to reader here 18405 if (writeSettings) { 18406 mSettings.writeLPr(); 18407 } 18408 } 18409 return pkg; 18410 } 18411 18412 private boolean deleteInstalledPackageLIF(PackageSetting ps, 18413 boolean deleteCodeAndResources, int flags, int[] allUserHandles, 18414 PackageRemovedInfo outInfo, boolean writeSettings, 18415 PackageParser.Package replacingPackage) { 18416 synchronized (mPackages) { 18417 if (outInfo != null) { 18418 outInfo.uid = ps.appId; 18419 } 18420 18421 if (outInfo != null && outInfo.removedChildPackages != null) { 18422 final int childCount = (ps.childPackageNames != null) 18423 ? ps.childPackageNames.size() : 0; 18424 for (int i = 0; i < childCount; i++) { 18425 String childPackageName = ps.childPackageNames.get(i); 18426 PackageSetting childPs = mSettings.mPackages.get(childPackageName); 18427 if (childPs == null) { 18428 return false; 18429 } 18430 PackageRemovedInfo childInfo = outInfo.removedChildPackages.get( 18431 childPackageName); 18432 if (childInfo != null) { 18433 childInfo.uid = childPs.appId; 18434 } 18435 } 18436 } 18437 } 18438 18439 // Delete package data from internal structures and also remove data if flag is set 18440 removePackageDataLIF(ps, allUserHandles, outInfo, flags, writeSettings); 18441 18442 // Delete the child packages data 18443 final int childCount = (ps.childPackageNames != null) ? ps.childPackageNames.size() : 0; 18444 for (int i = 0; i < childCount; i++) { 18445 PackageSetting childPs; 18446 synchronized (mPackages) { 18447 childPs = mSettings.getPackageLPr(ps.childPackageNames.get(i)); 18448 } 18449 if (childPs != null) { 18450 PackageRemovedInfo childOutInfo = (outInfo != null 18451 && outInfo.removedChildPackages != null) 18452 ? outInfo.removedChildPackages.get(childPs.name) : null; 18453 final int deleteFlags = (flags & DELETE_KEEP_DATA) != 0 18454 && (replacingPackage != null 18455 && !replacingPackage.hasChildPackage(childPs.name)) 18456 ? flags & ~DELETE_KEEP_DATA : flags; 18457 removePackageDataLIF(childPs, allUserHandles, childOutInfo, 18458 deleteFlags, writeSettings); 18459 } 18460 } 18461 18462 // Delete application code and resources only for parent packages 18463 if (ps.parentPackageName == null) { 18464 if (deleteCodeAndResources && (outInfo != null)) { 18465 outInfo.args = createInstallArgsForExisting(packageFlagsToInstallFlags(ps), 18466 ps.codePathString, ps.resourcePathString, getAppDexInstructionSets(ps)); 18467 if (DEBUG_SD_INSTALL) Slog.i(TAG, "args=" + outInfo.args); 18468 } 18469 } 18470 18471 return true; 18472 } 18473 18474 @Override 18475 public boolean setBlockUninstallForUser(String packageName, boolean blockUninstall, 18476 int userId) { 18477 mContext.enforceCallingOrSelfPermission( 18478 android.Manifest.permission.DELETE_PACKAGES, null); 18479 synchronized (mPackages) { 18480 // Cannot block uninstall of static shared libs as they are 18481 // considered a part of the using app (emulating static linking). 18482 // Also static libs are installed always on internal storage. 18483 PackageParser.Package pkg = mPackages.get(packageName); 18484 if (pkg != null && pkg.staticSharedLibName != null) { 18485 Slog.w(TAG, "Cannot block uninstall of package: " + packageName 18486 + " providing static shared library: " + pkg.staticSharedLibName); 18487 return false; 18488 } 18489 mSettings.setBlockUninstallLPw(userId, packageName, blockUninstall); 18490 mSettings.writePackageRestrictionsLPr(userId); 18491 } 18492 return true; 18493 } 18494 18495 @Override 18496 public boolean getBlockUninstallForUser(String packageName, int userId) { 18497 synchronized (mPackages) { 18498 final PackageSetting ps = mSettings.mPackages.get(packageName); 18499 if (ps == null || filterAppAccessLPr(ps, Binder.getCallingUid(), userId)) { 18500 return false; 18501 } 18502 return mSettings.getBlockUninstallLPr(userId, packageName); 18503 } 18504 } 18505 18506 @Override 18507 public boolean setRequiredForSystemUser(String packageName, boolean systemUserApp) { 18508 enforceSystemOrRoot("setRequiredForSystemUser can only be run by the system or root"); 18509 synchronized (mPackages) { 18510 PackageSetting ps = mSettings.mPackages.get(packageName); 18511 if (ps == null) { 18512 Log.w(TAG, "Package doesn't exist: " + packageName); 18513 return false; 18514 } 18515 if (systemUserApp) { 18516 ps.pkgPrivateFlags |= ApplicationInfo.PRIVATE_FLAG_REQUIRED_FOR_SYSTEM_USER; 18517 } else { 18518 ps.pkgPrivateFlags &= ~ApplicationInfo.PRIVATE_FLAG_REQUIRED_FOR_SYSTEM_USER; 18519 } 18520 mSettings.writeLPr(); 18521 } 18522 return true; 18523 } 18524 18525 /* 18526 * This method handles package deletion in general 18527 */ 18528 private boolean deletePackageLIF(String packageName, UserHandle user, 18529 boolean deleteCodeAndResources, int[] allUserHandles, int flags, 18530 PackageRemovedInfo outInfo, boolean writeSettings, 18531 PackageParser.Package replacingPackage) { 18532 if (packageName == null) { 18533 Slog.w(TAG, "Attempt to delete null packageName."); 18534 return false; 18535 } 18536 18537 if (DEBUG_REMOVE) Slog.d(TAG, "deletePackageLI: " + packageName + " user " + user); 18538 18539 PackageSetting ps; 18540 synchronized (mPackages) { 18541 ps = mSettings.mPackages.get(packageName); 18542 if (ps == null) { 18543 Slog.w(TAG, "Package named '" + packageName + "' doesn't exist."); 18544 return false; 18545 } 18546 18547 if (ps.parentPackageName != null && (!isSystemApp(ps) 18548 || (flags & PackageManager.DELETE_SYSTEM_APP) != 0)) { 18549 if (DEBUG_REMOVE) { 18550 Slog.d(TAG, "Uninstalled child package:" + packageName + " for user:" 18551 + ((user == null) ? UserHandle.USER_ALL : user)); 18552 } 18553 final int removedUserId = (user != null) ? user.getIdentifier() 18554 : UserHandle.USER_ALL; 18555 if (!clearPackageStateForUserLIF(ps, removedUserId, outInfo)) { 18556 return false; 18557 } 18558 markPackageUninstalledForUserLPw(ps, user); 18559 scheduleWritePackageRestrictionsLocked(user); 18560 return true; 18561 } 18562 } 18563 18564 if (((!isSystemApp(ps) || (flags&PackageManager.DELETE_SYSTEM_APP) != 0) && user != null 18565 && user.getIdentifier() != UserHandle.USER_ALL)) { 18566 // The caller is asking that the package only be deleted for a single 18567 // user. To do this, we just mark its uninstalled state and delete 18568 // its data. If this is a system app, we only allow this to happen if 18569 // they have set the special DELETE_SYSTEM_APP which requests different 18570 // semantics than normal for uninstalling system apps. 18571 markPackageUninstalledForUserLPw(ps, user); 18572 18573 if (!isSystemApp(ps)) { 18574 // Do not uninstall the APK if an app should be cached 18575 boolean keepUninstalledPackage = shouldKeepUninstalledPackageLPr(packageName); 18576 if (ps.isAnyInstalled(sUserManager.getUserIds()) || keepUninstalledPackage) { 18577 // Other user still have this package installed, so all 18578 // we need to do is clear this user's data and save that 18579 // it is uninstalled. 18580 if (DEBUG_REMOVE) Slog.d(TAG, "Still installed by other users"); 18581 if (!clearPackageStateForUserLIF(ps, user.getIdentifier(), outInfo)) { 18582 return false; 18583 } 18584 scheduleWritePackageRestrictionsLocked(user); 18585 return true; 18586 } else { 18587 // We need to set it back to 'installed' so the uninstall 18588 // broadcasts will be sent correctly. 18589 if (DEBUG_REMOVE) Slog.d(TAG, "Not installed by other users, full delete"); 18590 ps.setInstalled(true, user.getIdentifier()); 18591 mSettings.writeKernelMappingLPr(ps); 18592 } 18593 } else { 18594 // This is a system app, so we assume that the 18595 // other users still have this package installed, so all 18596 // we need to do is clear this user's data and save that 18597 // it is uninstalled. 18598 if (DEBUG_REMOVE) Slog.d(TAG, "Deleting system app"); 18599 if (!clearPackageStateForUserLIF(ps, user.getIdentifier(), outInfo)) { 18600 return false; 18601 } 18602 scheduleWritePackageRestrictionsLocked(user); 18603 return true; 18604 } 18605 } 18606 18607 // If we are deleting a composite package for all users, keep track 18608 // of result for each child. 18609 if (ps.childPackageNames != null && outInfo != null) { 18610 synchronized (mPackages) { 18611 final int childCount = ps.childPackageNames.size(); 18612 outInfo.removedChildPackages = new ArrayMap<>(childCount); 18613 for (int i = 0; i < childCount; i++) { 18614 String childPackageName = ps.childPackageNames.get(i); 18615 PackageRemovedInfo childInfo = new PackageRemovedInfo(this); 18616 childInfo.removedPackage = childPackageName; 18617 childInfo.installerPackageName = ps.installerPackageName; 18618 outInfo.removedChildPackages.put(childPackageName, childInfo); 18619 PackageSetting childPs = mSettings.getPackageLPr(childPackageName); 18620 if (childPs != null) { 18621 childInfo.origUsers = childPs.queryInstalledUsers(allUserHandles, true); 18622 } 18623 } 18624 } 18625 } 18626 18627 boolean ret = false; 18628 if (isSystemApp(ps)) { 18629 if (DEBUG_REMOVE) Slog.d(TAG, "Removing system package: " + ps.name); 18630 // When an updated system application is deleted we delete the existing resources 18631 // as well and fall back to existing code in system partition 18632 ret = deleteSystemPackageLIF(ps.pkg, ps, allUserHandles, flags, outInfo, writeSettings); 18633 } else { 18634 if (DEBUG_REMOVE) Slog.d(TAG, "Removing non-system package: " + ps.name); 18635 ret = deleteInstalledPackageLIF(ps, deleteCodeAndResources, flags, allUserHandles, 18636 outInfo, writeSettings, replacingPackage); 18637 } 18638 18639 // Take a note whether we deleted the package for all users 18640 if (outInfo != null) { 18641 outInfo.removedForAllUsers = mPackages.get(ps.name) == null; 18642 if (outInfo.removedChildPackages != null) { 18643 synchronized (mPackages) { 18644 final int childCount = outInfo.removedChildPackages.size(); 18645 for (int i = 0; i < childCount; i++) { 18646 PackageRemovedInfo childInfo = outInfo.removedChildPackages.valueAt(i); 18647 if (childInfo != null) { 18648 childInfo.removedForAllUsers = mPackages.get( 18649 childInfo.removedPackage) == null; 18650 } 18651 } 18652 } 18653 } 18654 // If we uninstalled an update to a system app there may be some 18655 // child packages that appeared as they are declared in the system 18656 // app but were not declared in the update. 18657 if (isSystemApp(ps)) { 18658 synchronized (mPackages) { 18659 PackageSetting updatedPs = mSettings.getPackageLPr(ps.name); 18660 final int childCount = (updatedPs.childPackageNames != null) 18661 ? updatedPs.childPackageNames.size() : 0; 18662 for (int i = 0; i < childCount; i++) { 18663 String childPackageName = updatedPs.childPackageNames.get(i); 18664 if (outInfo.removedChildPackages == null 18665 || outInfo.removedChildPackages.indexOfKey(childPackageName) < 0) { 18666 PackageSetting childPs = mSettings.getPackageLPr(childPackageName); 18667 if (childPs == null) { 18668 continue; 18669 } 18670 PackageInstalledInfo installRes = new PackageInstalledInfo(); 18671 installRes.name = childPackageName; 18672 installRes.newUsers = childPs.queryInstalledUsers(allUserHandles, true); 18673 installRes.pkg = mPackages.get(childPackageName); 18674 installRes.uid = childPs.pkg.applicationInfo.uid; 18675 if (outInfo.appearedChildPackages == null) { 18676 outInfo.appearedChildPackages = new ArrayMap<>(); 18677 } 18678 outInfo.appearedChildPackages.put(childPackageName, installRes); 18679 } 18680 } 18681 } 18682 } 18683 } 18684 18685 return ret; 18686 } 18687 18688 private void markPackageUninstalledForUserLPw(PackageSetting ps, UserHandle user) { 18689 final int[] userIds = (user == null || user.getIdentifier() == UserHandle.USER_ALL) 18690 ? sUserManager.getUserIds() : new int[] {user.getIdentifier()}; 18691 for (int nextUserId : userIds) { 18692 if (DEBUG_REMOVE) { 18693 Slog.d(TAG, "Marking package:" + ps.name + " uninstalled for user:" + nextUserId); 18694 } 18695 ps.setUserState(nextUserId, 0, COMPONENT_ENABLED_STATE_DEFAULT, 18696 false /*installed*/, 18697 true /*stopped*/, 18698 true /*notLaunched*/, 18699 false /*hidden*/, 18700 false /*suspended*/, 18701 false /*instantApp*/, 18702 false /*virtualPreload*/, 18703 null /*lastDisableAppCaller*/, 18704 null /*enabledComponents*/, 18705 null /*disabledComponents*/, 18706 ps.readUserState(nextUserId).domainVerificationStatus, 18707 0, PackageManager.INSTALL_REASON_UNKNOWN, 18708 null /*harmfulAppWarning*/); 18709 } 18710 mSettings.writeKernelMappingLPr(ps); 18711 } 18712 18713 private boolean clearPackageStateForUserLIF(PackageSetting ps, int userId, 18714 PackageRemovedInfo outInfo) { 18715 final PackageParser.Package pkg; 18716 synchronized (mPackages) { 18717 pkg = mPackages.get(ps.name); 18718 } 18719 18720 final int[] userIds = (userId == UserHandle.USER_ALL) ? sUserManager.getUserIds() 18721 : new int[] {userId}; 18722 for (int nextUserId : userIds) { 18723 if (DEBUG_REMOVE) { 18724 Slog.d(TAG, "Updating package:" + ps.name + " install state for user:" 18725 + nextUserId); 18726 } 18727 18728 destroyAppDataLIF(pkg, userId, 18729 StorageManager.FLAG_STORAGE_DE | StorageManager.FLAG_STORAGE_CE); 18730 destroyAppProfilesLIF(pkg, userId); 18731 clearDefaultBrowserIfNeededForUser(ps.name, userId); 18732 removeKeystoreDataIfNeeded(nextUserId, ps.appId); 18733 schedulePackageCleaning(ps.name, nextUserId, false); 18734 synchronized (mPackages) { 18735 if (clearPackagePreferredActivitiesLPw(ps.name, nextUserId)) { 18736 scheduleWritePackageRestrictionsLocked(nextUserId); 18737 } 18738 resetUserChangesToRuntimePermissionsAndFlagsLPw(ps, nextUserId); 18739 } 18740 } 18741 18742 if (outInfo != null) { 18743 outInfo.removedPackage = ps.name; 18744 outInfo.installerPackageName = ps.installerPackageName; 18745 outInfo.isStaticSharedLib = pkg != null && pkg.staticSharedLibName != null; 18746 outInfo.removedAppId = ps.appId; 18747 outInfo.removedUsers = userIds; 18748 outInfo.broadcastUsers = userIds; 18749 } 18750 18751 return true; 18752 } 18753 18754 private final class ClearStorageConnection implements ServiceConnection { 18755 IMediaContainerService mContainerService; 18756 18757 @Override 18758 public void onServiceConnected(ComponentName name, IBinder service) { 18759 synchronized (this) { 18760 mContainerService = IMediaContainerService.Stub 18761 .asInterface(Binder.allowBlocking(service)); 18762 notifyAll(); 18763 } 18764 } 18765 18766 @Override 18767 public void onServiceDisconnected(ComponentName name) { 18768 } 18769 } 18770 18771 private void clearExternalStorageDataSync(String packageName, int userId, boolean allData) { 18772 if (DEFAULT_CONTAINER_PACKAGE.equals(packageName)) return; 18773 18774 final boolean mounted; 18775 if (Environment.isExternalStorageEmulated()) { 18776 mounted = true; 18777 } else { 18778 final String status = Environment.getExternalStorageState(); 18779 18780 mounted = status.equals(Environment.MEDIA_MOUNTED) 18781 || status.equals(Environment.MEDIA_MOUNTED_READ_ONLY); 18782 } 18783 18784 if (!mounted) { 18785 return; 18786 } 18787 18788 final Intent containerIntent = new Intent().setComponent(DEFAULT_CONTAINER_COMPONENT); 18789 int[] users; 18790 if (userId == UserHandle.USER_ALL) { 18791 users = sUserManager.getUserIds(); 18792 } else { 18793 users = new int[] { userId }; 18794 } 18795 final ClearStorageConnection conn = new ClearStorageConnection(); 18796 if (mContext.bindServiceAsUser( 18797 containerIntent, conn, Context.BIND_AUTO_CREATE, UserHandle.SYSTEM)) { 18798 try { 18799 for (int curUser : users) { 18800 long timeout = SystemClock.uptimeMillis() + 5000; 18801 synchronized (conn) { 18802 long now; 18803 while (conn.mContainerService == null && 18804 (now = SystemClock.uptimeMillis()) < timeout) { 18805 try { 18806 conn.wait(timeout - now); 18807 } catch (InterruptedException e) { 18808 } 18809 } 18810 } 18811 if (conn.mContainerService == null) { 18812 return; 18813 } 18814 18815 final UserEnvironment userEnv = new UserEnvironment(curUser); 18816 clearDirectory(conn.mContainerService, 18817 userEnv.buildExternalStorageAppCacheDirs(packageName)); 18818 if (allData) { 18819 clearDirectory(conn.mContainerService, 18820 userEnv.buildExternalStorageAppDataDirs(packageName)); 18821 clearDirectory(conn.mContainerService, 18822 userEnv.buildExternalStorageAppMediaDirs(packageName)); 18823 } 18824 } 18825 } finally { 18826 mContext.unbindService(conn); 18827 } 18828 } 18829 } 18830 18831 @Override 18832 public void clearApplicationProfileData(String packageName) { 18833 enforceSystemOrRoot("Only the system can clear all profile data"); 18834 18835 final PackageParser.Package pkg; 18836 synchronized (mPackages) { 18837 pkg = mPackages.get(packageName); 18838 } 18839 18840 try (PackageFreezer freezer = freezePackage(packageName, "clearApplicationProfileData")) { 18841 synchronized (mInstallLock) { 18842 clearAppProfilesLIF(pkg, UserHandle.USER_ALL); 18843 } 18844 } 18845 } 18846 18847 @Override 18848 public void clearApplicationUserData(final String packageName, 18849 final IPackageDataObserver observer, final int userId) { 18850 mContext.enforceCallingOrSelfPermission( 18851 android.Manifest.permission.CLEAR_APP_USER_DATA, null); 18852 18853 final int callingUid = Binder.getCallingUid(); 18854 mPermissionManager.enforceCrossUserPermission(callingUid, userId, 18855 true /* requireFullPermission */, false /* checkShell */, "clear application data"); 18856 18857 final PackageSetting ps = mSettings.getPackageLPr(packageName); 18858 final boolean filterApp = (ps != null && filterAppAccessLPr(ps, callingUid, userId)); 18859 if (!filterApp && mProtectedPackages.isPackageDataProtected(userId, packageName)) { 18860 throw new SecurityException("Cannot clear data for a protected package: " 18861 + packageName); 18862 } 18863 // Queue up an async operation since the package deletion may take a little while. 18864 mHandler.post(new Runnable() { 18865 public void run() { 18866 mHandler.removeCallbacks(this); 18867 final boolean succeeded; 18868 if (!filterApp) { 18869 try (PackageFreezer freezer = freezePackage(packageName, 18870 "clearApplicationUserData")) { 18871 synchronized (mInstallLock) { 18872 succeeded = clearApplicationUserDataLIF(packageName, userId); 18873 } 18874 clearExternalStorageDataSync(packageName, userId, true); 18875 synchronized (mPackages) { 18876 mInstantAppRegistry.deleteInstantApplicationMetadataLPw( 18877 packageName, userId); 18878 } 18879 } 18880 if (succeeded) { 18881 // invoke DeviceStorageMonitor's update method to clear any notifications 18882 DeviceStorageMonitorInternal dsm = LocalServices 18883 .getService(DeviceStorageMonitorInternal.class); 18884 if (dsm != null) { 18885 dsm.checkMemory(); 18886 } 18887 } 18888 } else { 18889 succeeded = false; 18890 } 18891 if (observer != null) { 18892 try { 18893 observer.onRemoveCompleted(packageName, succeeded); 18894 } catch (RemoteException e) { 18895 Log.i(TAG, "Observer no longer exists."); 18896 } 18897 } //end if observer 18898 } //end run 18899 }); 18900 } 18901 18902 private boolean clearApplicationUserDataLIF(String packageName, int userId) { 18903 if (packageName == null) { 18904 Slog.w(TAG, "Attempt to delete null packageName."); 18905 return false; 18906 } 18907 18908 // Try finding details about the requested package 18909 PackageParser.Package pkg; 18910 synchronized (mPackages) { 18911 pkg = mPackages.get(packageName); 18912 if (pkg == null) { 18913 final PackageSetting ps = mSettings.mPackages.get(packageName); 18914 if (ps != null) { 18915 pkg = ps.pkg; 18916 } 18917 } 18918 18919 if (pkg == null) { 18920 Slog.w(TAG, "Package named '" + packageName + "' doesn't exist."); 18921 return false; 18922 } 18923 18924 PackageSetting ps = (PackageSetting) pkg.mExtras; 18925 resetUserChangesToRuntimePermissionsAndFlagsLPw(ps, userId); 18926 } 18927 18928 clearAppDataLIF(pkg, userId, 18929 StorageManager.FLAG_STORAGE_DE | StorageManager.FLAG_STORAGE_CE); 18930 18931 final int appId = UserHandle.getAppId(pkg.applicationInfo.uid); 18932 removeKeystoreDataIfNeeded(userId, appId); 18933 18934 UserManagerInternal umInternal = getUserManagerInternal(); 18935 final int flags; 18936 if (umInternal.isUserUnlockingOrUnlocked(userId)) { 18937 flags = StorageManager.FLAG_STORAGE_DE | StorageManager.FLAG_STORAGE_CE; 18938 } else if (umInternal.isUserRunning(userId)) { 18939 flags = StorageManager.FLAG_STORAGE_DE; 18940 } else { 18941 flags = 0; 18942 } 18943 prepareAppDataContentsLIF(pkg, userId, flags); 18944 18945 return true; 18946 } 18947 18948 /** 18949 * Reverts user permission state changes (permissions and flags) in 18950 * all packages for a given user. 18951 * 18952 * @param userId The device user for which to do a reset. 18953 */ 18954 private void resetUserChangesToRuntimePermissionsAndFlagsLPw(int userId) { 18955 final int packageCount = mPackages.size(); 18956 for (int i = 0; i < packageCount; i++) { 18957 PackageParser.Package pkg = mPackages.valueAt(i); 18958 PackageSetting ps = (PackageSetting) pkg.mExtras; 18959 resetUserChangesToRuntimePermissionsAndFlagsLPw(ps, userId); 18960 } 18961 } 18962 18963 private void resetNetworkPolicies(int userId) { 18964 LocalServices.getService(NetworkPolicyManagerInternal.class).resetUserState(userId); 18965 } 18966 18967 /** 18968 * Reverts user permission state changes (permissions and flags). 18969 * 18970 * @param ps The package for which to reset. 18971 * @param userId The device user for which to do a reset. 18972 */ 18973 private void resetUserChangesToRuntimePermissionsAndFlagsLPw( 18974 final PackageSetting ps, final int userId) { 18975 if (ps.pkg == null) { 18976 return; 18977 } 18978 18979 // These are flags that can change base on user actions. 18980 final int userSettableMask = FLAG_PERMISSION_USER_SET 18981 | FLAG_PERMISSION_USER_FIXED 18982 | FLAG_PERMISSION_REVOKE_ON_UPGRADE 18983 | FLAG_PERMISSION_REVIEW_REQUIRED; 18984 18985 final int policyOrSystemFlags = FLAG_PERMISSION_SYSTEM_FIXED 18986 | FLAG_PERMISSION_POLICY_FIXED; 18987 18988 boolean writeInstallPermissions = false; 18989 boolean writeRuntimePermissions = false; 18990 18991 final int permissionCount = ps.pkg.requestedPermissions.size(); 18992 for (int i = 0; i < permissionCount; i++) { 18993 final String permName = ps.pkg.requestedPermissions.get(i); 18994 final BasePermission bp = 18995 (BasePermission) mPermissionManager.getPermissionTEMP(permName); 18996 if (bp == null) { 18997 continue; 18998 } 18999 19000 // If shared user we just reset the state to which only this app contributed. 19001 if (ps.sharedUser != null) { 19002 boolean used = false; 19003 final int packageCount = ps.sharedUser.packages.size(); 19004 for (int j = 0; j < packageCount; j++) { 19005 PackageSetting pkg = ps.sharedUser.packages.valueAt(j); 19006 if (pkg.pkg != null && !pkg.pkg.packageName.equals(ps.pkg.packageName) 19007 && pkg.pkg.requestedPermissions.contains(permName)) { 19008 used = true; 19009 break; 19010 } 19011 } 19012 if (used) { 19013 continue; 19014 } 19015 } 19016 19017 final PermissionsState permissionsState = ps.getPermissionsState(); 19018 19019 final int oldFlags = permissionsState.getPermissionFlags(permName, userId); 19020 19021 // Always clear the user settable flags. 19022 final boolean hasInstallState = 19023 permissionsState.getInstallPermissionState(permName) != null; 19024 // If permission review is enabled and this is a legacy app, mark the 19025 // permission as requiring a review as this is the initial state. 19026 int flags = 0; 19027 if (mSettings.mPermissions.mPermissionReviewRequired 19028 && ps.pkg.applicationInfo.targetSdkVersion < Build.VERSION_CODES.M) { 19029 flags |= FLAG_PERMISSION_REVIEW_REQUIRED; 19030 } 19031 if (permissionsState.updatePermissionFlags(bp, userId, userSettableMask, flags)) { 19032 if (hasInstallState) { 19033 writeInstallPermissions = true; 19034 } else { 19035 writeRuntimePermissions = true; 19036 } 19037 } 19038 19039 // Below is only runtime permission handling. 19040 if (!bp.isRuntime()) { 19041 continue; 19042 } 19043 19044 // Never clobber system or policy. 19045 if ((oldFlags & policyOrSystemFlags) != 0) { 19046 continue; 19047 } 19048 19049 // If this permission was granted by default, make sure it is. 19050 if ((oldFlags & FLAG_PERMISSION_GRANTED_BY_DEFAULT) != 0) { 19051 if (permissionsState.grantRuntimePermission(bp, userId) 19052 != PERMISSION_OPERATION_FAILURE) { 19053 writeRuntimePermissions = true; 19054 } 19055 // If permission review is enabled the permissions for a legacy apps 19056 // are represented as constantly granted runtime ones, so don't revoke. 19057 } else if ((flags & FLAG_PERMISSION_REVIEW_REQUIRED) == 0) { 19058 // Otherwise, reset the permission. 19059 final int revokeResult = permissionsState.revokeRuntimePermission(bp, userId); 19060 switch (revokeResult) { 19061 case PERMISSION_OPERATION_SUCCESS: 19062 case PERMISSION_OPERATION_SUCCESS_GIDS_CHANGED: { 19063 writeRuntimePermissions = true; 19064 final int appId = ps.appId; 19065 mHandler.post(new Runnable() { 19066 @Override 19067 public void run() { 19068 killUid(appId, userId, KILL_APP_REASON_PERMISSIONS_REVOKED); 19069 } 19070 }); 19071 } break; 19072 } 19073 } 19074 } 19075 19076 // Synchronously write as we are taking permissions away. 19077 if (writeRuntimePermissions) { 19078 mSettings.writeRuntimePermissionsForUserLPr(userId, true); 19079 } 19080 19081 // Synchronously write as we are taking permissions away. 19082 if (writeInstallPermissions) { 19083 mSettings.writeLPr(); 19084 } 19085 } 19086 19087 /** 19088 * Remove entries from the keystore daemon. Will only remove it if the 19089 * {@code appId} is valid. 19090 */ 19091 private static void removeKeystoreDataIfNeeded(int userId, int appId) { 19092 if (appId < 0) { 19093 return; 19094 } 19095 19096 final KeyStore keyStore = KeyStore.getInstance(); 19097 if (keyStore != null) { 19098 if (userId == UserHandle.USER_ALL) { 19099 for (final int individual : sUserManager.getUserIds()) { 19100 keyStore.clearUid(UserHandle.getUid(individual, appId)); 19101 } 19102 } else { 19103 keyStore.clearUid(UserHandle.getUid(userId, appId)); 19104 } 19105 } else { 19106 Slog.w(TAG, "Could not contact keystore to clear entries for app id " + appId); 19107 } 19108 } 19109 19110 @Override 19111 public void deleteApplicationCacheFiles(final String packageName, 19112 final IPackageDataObserver observer) { 19113 final int userId = UserHandle.getCallingUserId(); 19114 deleteApplicationCacheFilesAsUser(packageName, userId, observer); 19115 } 19116 19117 @Override 19118 public void deleteApplicationCacheFilesAsUser(final String packageName, final int userId, 19119 final IPackageDataObserver observer) { 19120 final int callingUid = Binder.getCallingUid(); 19121 if (mContext.checkCallingOrSelfPermission( 19122 android.Manifest.permission.INTERNAL_DELETE_CACHE_FILES) 19123 != PackageManager.PERMISSION_GRANTED) { 19124 // If the caller has the old delete cache permission, silently ignore. Else throw. 19125 if (mContext.checkCallingOrSelfPermission( 19126 android.Manifest.permission.DELETE_CACHE_FILES) 19127 == PackageManager.PERMISSION_GRANTED) { 19128 Slog.w(TAG, "Calling uid " + callingUid + " does not have " + 19129 android.Manifest.permission.INTERNAL_DELETE_CACHE_FILES + 19130 ", silently ignoring"); 19131 return; 19132 } 19133 mContext.enforceCallingOrSelfPermission( 19134 android.Manifest.permission.INTERNAL_DELETE_CACHE_FILES, null); 19135 } 19136 mPermissionManager.enforceCrossUserPermission(callingUid, userId, 19137 /* requireFullPermission= */ true, /* checkShell= */ false, 19138 "delete application cache files"); 19139 final int hasAccessInstantApps = mContext.checkCallingOrSelfPermission( 19140 android.Manifest.permission.ACCESS_INSTANT_APPS); 19141 19142 final PackageParser.Package pkg; 19143 synchronized (mPackages) { 19144 pkg = mPackages.get(packageName); 19145 } 19146 19147 // Queue up an async operation since the package deletion may take a little while. 19148 mHandler.post(new Runnable() { 19149 public void run() { 19150 final PackageSetting ps = pkg == null ? null : (PackageSetting) pkg.mExtras; 19151 boolean doClearData = true; 19152 if (ps != null) { 19153 final boolean targetIsInstantApp = 19154 ps.getInstantApp(UserHandle.getUserId(callingUid)); 19155 doClearData = !targetIsInstantApp 19156 || hasAccessInstantApps == PackageManager.PERMISSION_GRANTED; 19157 } 19158 if (doClearData) { 19159 synchronized (mInstallLock) { 19160 final int flags = StorageManager.FLAG_STORAGE_DE 19161 | StorageManager.FLAG_STORAGE_CE; 19162 // We're only clearing cache files, so we don't care if the 19163 // app is unfrozen and still able to run 19164 clearAppDataLIF(pkg, userId, flags | Installer.FLAG_CLEAR_CACHE_ONLY); 19165 clearAppDataLIF(pkg, userId, flags | Installer.FLAG_CLEAR_CODE_CACHE_ONLY); 19166 } 19167 clearExternalStorageDataSync(packageName, userId, false); 19168 } 19169 if (observer != null) { 19170 try { 19171 observer.onRemoveCompleted(packageName, true); 19172 } catch (RemoteException e) { 19173 Log.i(TAG, "Observer no longer exists."); 19174 } 19175 } 19176 } 19177 }); 19178 } 19179 19180 @Override 19181 public void getPackageSizeInfo(final String packageName, int userHandle, 19182 final IPackageStatsObserver observer) { 19183 throw new UnsupportedOperationException( 19184 "Shame on you for calling the hidden API getPackageSizeInfo(). Shame!"); 19185 } 19186 19187 private boolean getPackageSizeInfoLI(String packageName, int userId, PackageStats stats) { 19188 final PackageSetting ps; 19189 synchronized (mPackages) { 19190 ps = mSettings.mPackages.get(packageName); 19191 if (ps == null) { 19192 Slog.w(TAG, "Failed to find settings for " + packageName); 19193 return false; 19194 } 19195 } 19196 19197 final String[] packageNames = { packageName }; 19198 final long[] ceDataInodes = { ps.getCeDataInode(userId) }; 19199 final String[] codePaths = { ps.codePathString }; 19200 19201 try { 19202 mInstaller.getAppSize(ps.volumeUuid, packageNames, userId, 0, 19203 ps.appId, ceDataInodes, codePaths, stats); 19204 19205 // For now, ignore code size of packages on system partition 19206 if (isSystemApp(ps) && !isUpdatedSystemApp(ps)) { 19207 stats.codeSize = 0; 19208 } 19209 19210 // External clients expect these to be tracked separately 19211 stats.dataSize -= stats.cacheSize; 19212 19213 } catch (InstallerException e) { 19214 Slog.w(TAG, String.valueOf(e)); 19215 return false; 19216 } 19217 19218 return true; 19219 } 19220 19221 private int getUidTargetSdkVersionLockedLPr(int uid) { 19222 Object obj = mSettings.getUserIdLPr(uid); 19223 if (obj instanceof SharedUserSetting) { 19224 final SharedUserSetting sus = (SharedUserSetting) obj; 19225 int vers = Build.VERSION_CODES.CUR_DEVELOPMENT; 19226 final Iterator<PackageSetting> it = sus.packages.iterator(); 19227 while (it.hasNext()) { 19228 final PackageSetting ps = it.next(); 19229 if (ps.pkg != null) { 19230 int v = ps.pkg.applicationInfo.targetSdkVersion; 19231 if (v < vers) vers = v; 19232 } 19233 } 19234 return vers; 19235 } else if (obj instanceof PackageSetting) { 19236 final PackageSetting ps = (PackageSetting) obj; 19237 if (ps.pkg != null) { 19238 return ps.pkg.applicationInfo.targetSdkVersion; 19239 } 19240 } 19241 return Build.VERSION_CODES.CUR_DEVELOPMENT; 19242 } 19243 19244 private int getPackageTargetSdkVersionLockedLPr(String packageName) { 19245 final PackageParser.Package p = mPackages.get(packageName); 19246 if (p != null) { 19247 return p.applicationInfo.targetSdkVersion; 19248 } 19249 return Build.VERSION_CODES.CUR_DEVELOPMENT; 19250 } 19251 19252 @Override 19253 public void addPreferredActivity(IntentFilter filter, int match, 19254 ComponentName[] set, ComponentName activity, int userId) { 19255 addPreferredActivityInternal(filter, match, set, activity, true, userId, 19256 "Adding preferred"); 19257 } 19258 19259 private void addPreferredActivityInternal(IntentFilter filter, int match, 19260 ComponentName[] set, ComponentName activity, boolean always, int userId, 19261 String opname) { 19262 // writer 19263 int callingUid = Binder.getCallingUid(); 19264 mPermissionManager.enforceCrossUserPermission(callingUid, userId, 19265 true /* requireFullPermission */, false /* checkShell */, "add preferred activity"); 19266 if (filter.countActions() == 0) { 19267 Slog.w(TAG, "Cannot set a preferred activity with no filter actions"); 19268 return; 19269 } 19270 synchronized (mPackages) { 19271 if (mContext.checkCallingOrSelfPermission( 19272 android.Manifest.permission.SET_PREFERRED_APPLICATIONS) 19273 != PackageManager.PERMISSION_GRANTED) { 19274 if (getUidTargetSdkVersionLockedLPr(callingUid) 19275 < Build.VERSION_CODES.FROYO) { 19276 Slog.w(TAG, "Ignoring addPreferredActivity() from uid " 19277 + callingUid); 19278 return; 19279 } 19280 mContext.enforceCallingOrSelfPermission( 19281 android.Manifest.permission.SET_PREFERRED_APPLICATIONS, null); 19282 } 19283 19284 PreferredIntentResolver pir = mSettings.editPreferredActivitiesLPw(userId); 19285 Slog.i(TAG, opname + " activity " + activity.flattenToShortString() + " for user " 19286 + userId + ":"); 19287 filter.dump(new LogPrinter(Log.INFO, TAG), " "); 19288 pir.addFilter(new PreferredActivity(filter, match, set, activity, always)); 19289 scheduleWritePackageRestrictionsLocked(userId); 19290 postPreferredActivityChangedBroadcast(userId); 19291 } 19292 } 19293 19294 private void postPreferredActivityChangedBroadcast(int userId) { 19295 mHandler.post(() -> { 19296 final IActivityManager am = ActivityManager.getService(); 19297 if (am == null) { 19298 return; 19299 } 19300 19301 final Intent intent = new Intent(Intent.ACTION_PREFERRED_ACTIVITY_CHANGED); 19302 intent.putExtra(Intent.EXTRA_USER_HANDLE, userId); 19303 try { 19304 am.broadcastIntent(null, intent, null, null, 19305 0, null, null, null, android.app.AppOpsManager.OP_NONE, 19306 null, false, false, userId); 19307 } catch (RemoteException e) { 19308 } 19309 }); 19310 } 19311 19312 @Override 19313 public void replacePreferredActivity(IntentFilter filter, int match, 19314 ComponentName[] set, ComponentName activity, int userId) { 19315 if (filter.countActions() != 1) { 19316 throw new IllegalArgumentException( 19317 "replacePreferredActivity expects filter to have only 1 action."); 19318 } 19319 if (filter.countDataAuthorities() != 0 19320 || filter.countDataPaths() != 0 19321 || filter.countDataSchemes() > 1 19322 || filter.countDataTypes() != 0) { 19323 throw new IllegalArgumentException( 19324 "replacePreferredActivity expects filter to have no data authorities, " + 19325 "paths, or types; and at most one scheme."); 19326 } 19327 19328 final int callingUid = Binder.getCallingUid(); 19329 mPermissionManager.enforceCrossUserPermission(callingUid, userId, 19330 true /* requireFullPermission */, false /* checkShell */, 19331 "replace preferred activity"); 19332 synchronized (mPackages) { 19333 if (mContext.checkCallingOrSelfPermission( 19334 android.Manifest.permission.SET_PREFERRED_APPLICATIONS) 19335 != PackageManager.PERMISSION_GRANTED) { 19336 if (getUidTargetSdkVersionLockedLPr(callingUid) 19337 < Build.VERSION_CODES.FROYO) { 19338 Slog.w(TAG, "Ignoring replacePreferredActivity() from uid " 19339 + Binder.getCallingUid()); 19340 return; 19341 } 19342 mContext.enforceCallingOrSelfPermission( 19343 android.Manifest.permission.SET_PREFERRED_APPLICATIONS, null); 19344 } 19345 19346 PreferredIntentResolver pir = mSettings.mPreferredActivities.get(userId); 19347 if (pir != null) { 19348 // Get all of the existing entries that exactly match this filter. 19349 ArrayList<PreferredActivity> existing = pir.findFilters(filter); 19350 if (existing != null && existing.size() == 1) { 19351 PreferredActivity cur = existing.get(0); 19352 if (DEBUG_PREFERRED) { 19353 Slog.i(TAG, "Checking replace of preferred:"); 19354 filter.dump(new LogPrinter(Log.INFO, TAG), " "); 19355 if (!cur.mPref.mAlways) { 19356 Slog.i(TAG, " -- CUR; not mAlways!"); 19357 } else { 19358 Slog.i(TAG, " -- CUR: mMatch=" + cur.mPref.mMatch); 19359 Slog.i(TAG, " -- CUR: mSet=" 19360 + Arrays.toString(cur.mPref.mSetComponents)); 19361 Slog.i(TAG, " -- CUR: mComponent=" + cur.mPref.mShortComponent); 19362 Slog.i(TAG, " -- NEW: mMatch=" 19363 + (match&IntentFilter.MATCH_CATEGORY_MASK)); 19364 Slog.i(TAG, " -- CUR: mSet=" + Arrays.toString(set)); 19365 Slog.i(TAG, " -- CUR: mComponent=" + activity.flattenToShortString()); 19366 } 19367 } 19368 if (cur.mPref.mAlways && cur.mPref.mComponent.equals(activity) 19369 && cur.mPref.mMatch == (match&IntentFilter.MATCH_CATEGORY_MASK) 19370 && cur.mPref.sameSet(set)) { 19371 // Setting the preferred activity to what it happens to be already 19372 if (DEBUG_PREFERRED) { 19373 Slog.i(TAG, "Replacing with same preferred activity " 19374 + cur.mPref.mShortComponent + " for user " 19375 + userId + ":"); 19376 filter.dump(new LogPrinter(Log.INFO, TAG), " "); 19377 } 19378 return; 19379 } 19380 } 19381 19382 if (existing != null) { 19383 if (DEBUG_PREFERRED) { 19384 Slog.i(TAG, existing.size() + " existing preferred matches for:"); 19385 filter.dump(new LogPrinter(Log.INFO, TAG), " "); 19386 } 19387 for (int i = 0; i < existing.size(); i++) { 19388 PreferredActivity pa = existing.get(i); 19389 if (DEBUG_PREFERRED) { 19390 Slog.i(TAG, "Removing existing preferred activity " 19391 + pa.mPref.mComponent + ":"); 19392 pa.dump(new LogPrinter(Log.INFO, TAG), " "); 19393 } 19394 pir.removeFilter(pa); 19395 } 19396 } 19397 } 19398 addPreferredActivityInternal(filter, match, set, activity, true, userId, 19399 "Replacing preferred"); 19400 } 19401 } 19402 19403 @Override 19404 public void clearPackagePreferredActivities(String packageName) { 19405 final int callingUid = Binder.getCallingUid(); 19406 if (getInstantAppPackageName(callingUid) != null) { 19407 return; 19408 } 19409 // writer 19410 synchronized (mPackages) { 19411 PackageParser.Package pkg = mPackages.get(packageName); 19412 if (pkg == null || pkg.applicationInfo.uid != callingUid) { 19413 if (mContext.checkCallingOrSelfPermission( 19414 android.Manifest.permission.SET_PREFERRED_APPLICATIONS) 19415 != PackageManager.PERMISSION_GRANTED) { 19416 if (getUidTargetSdkVersionLockedLPr(callingUid) 19417 < Build.VERSION_CODES.FROYO) { 19418 Slog.w(TAG, "Ignoring clearPackagePreferredActivities() from uid " 19419 + callingUid); 19420 return; 19421 } 19422 mContext.enforceCallingOrSelfPermission( 19423 android.Manifest.permission.SET_PREFERRED_APPLICATIONS, null); 19424 } 19425 } 19426 final PackageSetting ps = mSettings.getPackageLPr(packageName); 19427 if (ps != null 19428 && filterAppAccessLPr(ps, callingUid, UserHandle.getUserId(callingUid))) { 19429 return; 19430 } 19431 int user = UserHandle.getCallingUserId(); 19432 if (clearPackagePreferredActivitiesLPw(packageName, user)) { 19433 scheduleWritePackageRestrictionsLocked(user); 19434 } 19435 } 19436 } 19437 19438 /** This method takes a specific user id as well as UserHandle.USER_ALL. */ 19439 boolean clearPackagePreferredActivitiesLPw(String packageName, int userId) { 19440 ArrayList<PreferredActivity> removed = null; 19441 boolean changed = false; 19442 for (int i=0; i<mSettings.mPreferredActivities.size(); i++) { 19443 final int thisUserId = mSettings.mPreferredActivities.keyAt(i); 19444 PreferredIntentResolver pir = mSettings.mPreferredActivities.valueAt(i); 19445 if (userId != UserHandle.USER_ALL && userId != thisUserId) { 19446 continue; 19447 } 19448 Iterator<PreferredActivity> it = pir.filterIterator(); 19449 while (it.hasNext()) { 19450 PreferredActivity pa = it.next(); 19451 // Mark entry for removal only if it matches the package name 19452 // and the entry is of type "always". 19453 if (packageName == null || 19454 (pa.mPref.mComponent.getPackageName().equals(packageName) 19455 && pa.mPref.mAlways)) { 19456 if (removed == null) { 19457 removed = new ArrayList<PreferredActivity>(); 19458 } 19459 removed.add(pa); 19460 } 19461 } 19462 if (removed != null) { 19463 for (int j=0; j<removed.size(); j++) { 19464 PreferredActivity pa = removed.get(j); 19465 pir.removeFilter(pa); 19466 } 19467 changed = true; 19468 } 19469 } 19470 if (changed) { 19471 postPreferredActivityChangedBroadcast(userId); 19472 } 19473 return changed; 19474 } 19475 19476 /** This method takes a specific user id as well as UserHandle.USER_ALL. */ 19477 private void clearIntentFilterVerificationsLPw(int userId) { 19478 final int packageCount = mPackages.size(); 19479 for (int i = 0; i < packageCount; i++) { 19480 PackageParser.Package pkg = mPackages.valueAt(i); 19481 clearIntentFilterVerificationsLPw(pkg.packageName, userId); 19482 } 19483 } 19484 19485 /** This method takes a specific user id as well as UserHandle.USER_ALL. */ 19486 void clearIntentFilterVerificationsLPw(String packageName, int userId) { 19487 if (userId == UserHandle.USER_ALL) { 19488 if (mSettings.removeIntentFilterVerificationLPw(packageName, 19489 sUserManager.getUserIds())) { 19490 for (int oneUserId : sUserManager.getUserIds()) { 19491 scheduleWritePackageRestrictionsLocked(oneUserId); 19492 } 19493 } 19494 } else { 19495 if (mSettings.removeIntentFilterVerificationLPw(packageName, userId)) { 19496 scheduleWritePackageRestrictionsLocked(userId); 19497 } 19498 } 19499 } 19500 19501 /** Clears state for all users, and touches intent filter verification policy */ 19502 void clearDefaultBrowserIfNeeded(String packageName) { 19503 for (int oneUserId : sUserManager.getUserIds()) { 19504 clearDefaultBrowserIfNeededForUser(packageName, oneUserId); 19505 } 19506 } 19507 19508 private void clearDefaultBrowserIfNeededForUser(String packageName, int userId) { 19509 final String defaultBrowserPackageName = getDefaultBrowserPackageName(userId); 19510 if (!TextUtils.isEmpty(defaultBrowserPackageName)) { 19511 if (packageName.equals(defaultBrowserPackageName)) { 19512 setDefaultBrowserPackageName(null, userId); 19513 } 19514 } 19515 } 19516 19517 @Override 19518 public void resetApplicationPreferences(int userId) { 19519 mContext.enforceCallingOrSelfPermission( 19520 android.Manifest.permission.SET_PREFERRED_APPLICATIONS, null); 19521 final long identity = Binder.clearCallingIdentity(); 19522 // writer 19523 try { 19524 synchronized (mPackages) { 19525 clearPackagePreferredActivitiesLPw(null, userId); 19526 mSettings.applyDefaultPreferredAppsLPw(this, userId); 19527 // TODO: We have to reset the default SMS and Phone. This requires 19528 // significant refactoring to keep all default apps in the package 19529 // manager (cleaner but more work) or have the services provide 19530 // callbacks to the package manager to request a default app reset. 19531 applyFactoryDefaultBrowserLPw(userId); 19532 clearIntentFilterVerificationsLPw(userId); 19533 primeDomainVerificationsLPw(userId); 19534 resetUserChangesToRuntimePermissionsAndFlagsLPw(userId); 19535 scheduleWritePackageRestrictionsLocked(userId); 19536 } 19537 resetNetworkPolicies(userId); 19538 } finally { 19539 Binder.restoreCallingIdentity(identity); 19540 } 19541 } 19542 19543 @Override 19544 public int getPreferredActivities(List<IntentFilter> outFilters, 19545 List<ComponentName> outActivities, String packageName) { 19546 if (getInstantAppPackageName(Binder.getCallingUid()) != null) { 19547 return 0; 19548 } 19549 int num = 0; 19550 final int userId = UserHandle.getCallingUserId(); 19551 // reader 19552 synchronized (mPackages) { 19553 PreferredIntentResolver pir = mSettings.mPreferredActivities.get(userId); 19554 if (pir != null) { 19555 final Iterator<PreferredActivity> it = pir.filterIterator(); 19556 while (it.hasNext()) { 19557 final PreferredActivity pa = it.next(); 19558 if (packageName == null 19559 || (pa.mPref.mComponent.getPackageName().equals(packageName) 19560 && pa.mPref.mAlways)) { 19561 if (outFilters != null) { 19562 outFilters.add(new IntentFilter(pa)); 19563 } 19564 if (outActivities != null) { 19565 outActivities.add(pa.mPref.mComponent); 19566 } 19567 } 19568 } 19569 } 19570 } 19571 19572 return num; 19573 } 19574 19575 @Override 19576 public void addPersistentPreferredActivity(IntentFilter filter, ComponentName activity, 19577 int userId) { 19578 int callingUid = Binder.getCallingUid(); 19579 if (callingUid != Process.SYSTEM_UID) { 19580 throw new SecurityException( 19581 "addPersistentPreferredActivity can only be run by the system"); 19582 } 19583 if (filter.countActions() == 0) { 19584 Slog.w(TAG, "Cannot set a preferred activity with no filter actions"); 19585 return; 19586 } 19587 synchronized (mPackages) { 19588 Slog.i(TAG, "Adding persistent preferred activity " + activity + " for user " + userId + 19589 ":"); 19590 filter.dump(new LogPrinter(Log.INFO, TAG), " "); 19591 mSettings.editPersistentPreferredActivitiesLPw(userId).addFilter( 19592 new PersistentPreferredActivity(filter, activity)); 19593 scheduleWritePackageRestrictionsLocked(userId); 19594 postPreferredActivityChangedBroadcast(userId); 19595 } 19596 } 19597 19598 @Override 19599 public void clearPackagePersistentPreferredActivities(String packageName, int userId) { 19600 int callingUid = Binder.getCallingUid(); 19601 if (callingUid != Process.SYSTEM_UID) { 19602 throw new SecurityException( 19603 "clearPackagePersistentPreferredActivities can only be run by the system"); 19604 } 19605 ArrayList<PersistentPreferredActivity> removed = null; 19606 boolean changed = false; 19607 synchronized (mPackages) { 19608 for (int i=0; i<mSettings.mPersistentPreferredActivities.size(); i++) { 19609 final int thisUserId = mSettings.mPersistentPreferredActivities.keyAt(i); 19610 PersistentPreferredIntentResolver ppir = mSettings.mPersistentPreferredActivities 19611 .valueAt(i); 19612 if (userId != thisUserId) { 19613 continue; 19614 } 19615 Iterator<PersistentPreferredActivity> it = ppir.filterIterator(); 19616 while (it.hasNext()) { 19617 PersistentPreferredActivity ppa = it.next(); 19618 // Mark entry for removal only if it matches the package name. 19619 if (ppa.mComponent.getPackageName().equals(packageName)) { 19620 if (removed == null) { 19621 removed = new ArrayList<PersistentPreferredActivity>(); 19622 } 19623 removed.add(ppa); 19624 } 19625 } 19626 if (removed != null) { 19627 for (int j=0; j<removed.size(); j++) { 19628 PersistentPreferredActivity ppa = removed.get(j); 19629 ppir.removeFilter(ppa); 19630 } 19631 changed = true; 19632 } 19633 } 19634 19635 if (changed) { 19636 scheduleWritePackageRestrictionsLocked(userId); 19637 postPreferredActivityChangedBroadcast(userId); 19638 } 19639 } 19640 } 19641 19642 /** 19643 * Common machinery for picking apart a restored XML blob and passing 19644 * it to a caller-supplied functor to be applied to the running system. 19645 */ 19646 private void restoreFromXml(XmlPullParser parser, int userId, 19647 String expectedStartTag, BlobXmlRestorer functor) 19648 throws IOException, XmlPullParserException { 19649 int type; 19650 while ((type = parser.next()) != XmlPullParser.START_TAG 19651 && type != XmlPullParser.END_DOCUMENT) { 19652 } 19653 if (type != XmlPullParser.START_TAG) { 19654 // oops didn't find a start tag?! 19655 if (DEBUG_BACKUP) { 19656 Slog.e(TAG, "Didn't find start tag during restore"); 19657 } 19658 return; 19659 } 19660Slog.v(TAG, ":: restoreFromXml() : got to tag " + parser.getName()); 19661 // this is supposed to be TAG_PREFERRED_BACKUP 19662 if (!expectedStartTag.equals(parser.getName())) { 19663 if (DEBUG_BACKUP) { 19664 Slog.e(TAG, "Found unexpected tag " + parser.getName()); 19665 } 19666 return; 19667 } 19668 19669 // skip interfering stuff, then we're aligned with the backing implementation 19670 while ((type = parser.next()) == XmlPullParser.TEXT) { } 19671Slog.v(TAG, ":: stepped forward, applying functor at tag " + parser.getName()); 19672 functor.apply(parser, userId); 19673 } 19674 19675 private interface BlobXmlRestorer { 19676 public void apply(XmlPullParser parser, int userId) throws IOException, XmlPullParserException; 19677 } 19678 19679 /** 19680 * Non-Binder method, support for the backup/restore mechanism: write the 19681 * full set of preferred activities in its canonical XML format. Returns the 19682 * XML output as a byte array, or null if there is none. 19683 */ 19684 @Override 19685 public byte[] getPreferredActivityBackup(int userId) { 19686 if (Binder.getCallingUid() != Process.SYSTEM_UID) { 19687 throw new SecurityException("Only the system may call getPreferredActivityBackup()"); 19688 } 19689 19690 ByteArrayOutputStream dataStream = new ByteArrayOutputStream(); 19691 try { 19692 final XmlSerializer serializer = new FastXmlSerializer(); 19693 serializer.setOutput(dataStream, StandardCharsets.UTF_8.name()); 19694 serializer.startDocument(null, true); 19695 serializer.startTag(null, TAG_PREFERRED_BACKUP); 19696 19697 synchronized (mPackages) { 19698 mSettings.writePreferredActivitiesLPr(serializer, userId, true); 19699 } 19700 19701 serializer.endTag(null, TAG_PREFERRED_BACKUP); 19702 serializer.endDocument(); 19703 serializer.flush(); 19704 } catch (Exception e) { 19705 if (DEBUG_BACKUP) { 19706 Slog.e(TAG, "Unable to write preferred activities for backup", e); 19707 } 19708 return null; 19709 } 19710 19711 return dataStream.toByteArray(); 19712 } 19713 19714 @Override 19715 public void restorePreferredActivities(byte[] backup, int userId) { 19716 if (Binder.getCallingUid() != Process.SYSTEM_UID) { 19717 throw new SecurityException("Only the system may call restorePreferredActivities()"); 19718 } 19719 19720 try { 19721 final XmlPullParser parser = Xml.newPullParser(); 19722 parser.setInput(new ByteArrayInputStream(backup), StandardCharsets.UTF_8.name()); 19723 restoreFromXml(parser, userId, TAG_PREFERRED_BACKUP, 19724 new BlobXmlRestorer() { 19725 @Override 19726 public void apply(XmlPullParser parser, int userId) 19727 throws XmlPullParserException, IOException { 19728 synchronized (mPackages) { 19729 mSettings.readPreferredActivitiesLPw(parser, userId); 19730 } 19731 } 19732 } ); 19733 } catch (Exception e) { 19734 if (DEBUG_BACKUP) { 19735 Slog.e(TAG, "Exception restoring preferred activities: " + e.getMessage()); 19736 } 19737 } 19738 } 19739 19740 /** 19741 * Non-Binder method, support for the backup/restore mechanism: write the 19742 * default browser (etc) settings in its canonical XML format. Returns the default 19743 * browser XML representation as a byte array, or null if there is none. 19744 */ 19745 @Override 19746 public byte[] getDefaultAppsBackup(int userId) { 19747 if (Binder.getCallingUid() != Process.SYSTEM_UID) { 19748 throw new SecurityException("Only the system may call getDefaultAppsBackup()"); 19749 } 19750 19751 ByteArrayOutputStream dataStream = new ByteArrayOutputStream(); 19752 try { 19753 final XmlSerializer serializer = new FastXmlSerializer(); 19754 serializer.setOutput(dataStream, StandardCharsets.UTF_8.name()); 19755 serializer.startDocument(null, true); 19756 serializer.startTag(null, TAG_DEFAULT_APPS); 19757 19758 synchronized (mPackages) { 19759 mSettings.writeDefaultAppsLPr(serializer, userId); 19760 } 19761 19762 serializer.endTag(null, TAG_DEFAULT_APPS); 19763 serializer.endDocument(); 19764 serializer.flush(); 19765 } catch (Exception e) { 19766 if (DEBUG_BACKUP) { 19767 Slog.e(TAG, "Unable to write default apps for backup", e); 19768 } 19769 return null; 19770 } 19771 19772 return dataStream.toByteArray(); 19773 } 19774 19775 @Override 19776 public void restoreDefaultApps(byte[] backup, int userId) { 19777 if (Binder.getCallingUid() != Process.SYSTEM_UID) { 19778 throw new SecurityException("Only the system may call restoreDefaultApps()"); 19779 } 19780 19781 try { 19782 final XmlPullParser parser = Xml.newPullParser(); 19783 parser.setInput(new ByteArrayInputStream(backup), StandardCharsets.UTF_8.name()); 19784 restoreFromXml(parser, userId, TAG_DEFAULT_APPS, 19785 new BlobXmlRestorer() { 19786 @Override 19787 public void apply(XmlPullParser parser, int userId) 19788 throws XmlPullParserException, IOException { 19789 synchronized (mPackages) { 19790 mSettings.readDefaultAppsLPw(parser, userId); 19791 } 19792 } 19793 } ); 19794 } catch (Exception e) { 19795 if (DEBUG_BACKUP) { 19796 Slog.e(TAG, "Exception restoring default apps: " + e.getMessage()); 19797 } 19798 } 19799 } 19800 19801 @Override 19802 public byte[] getIntentFilterVerificationBackup(int userId) { 19803 if (Binder.getCallingUid() != Process.SYSTEM_UID) { 19804 throw new SecurityException("Only the system may call getIntentFilterVerificationBackup()"); 19805 } 19806 19807 ByteArrayOutputStream dataStream = new ByteArrayOutputStream(); 19808 try { 19809 final XmlSerializer serializer = new FastXmlSerializer(); 19810 serializer.setOutput(dataStream, StandardCharsets.UTF_8.name()); 19811 serializer.startDocument(null, true); 19812 serializer.startTag(null, TAG_INTENT_FILTER_VERIFICATION); 19813 19814 synchronized (mPackages) { 19815 mSettings.writeAllDomainVerificationsLPr(serializer, userId); 19816 } 19817 19818 serializer.endTag(null, TAG_INTENT_FILTER_VERIFICATION); 19819 serializer.endDocument(); 19820 serializer.flush(); 19821 } catch (Exception e) { 19822 if (DEBUG_BACKUP) { 19823 Slog.e(TAG, "Unable to write default apps for backup", e); 19824 } 19825 return null; 19826 } 19827 19828 return dataStream.toByteArray(); 19829 } 19830 19831 @Override 19832 public void restoreIntentFilterVerification(byte[] backup, int userId) { 19833 if (Binder.getCallingUid() != Process.SYSTEM_UID) { 19834 throw new SecurityException("Only the system may call restorePreferredActivities()"); 19835 } 19836 19837 try { 19838 final XmlPullParser parser = Xml.newPullParser(); 19839 parser.setInput(new ByteArrayInputStream(backup), StandardCharsets.UTF_8.name()); 19840 restoreFromXml(parser, userId, TAG_INTENT_FILTER_VERIFICATION, 19841 new BlobXmlRestorer() { 19842 @Override 19843 public void apply(XmlPullParser parser, int userId) 19844 throws XmlPullParserException, IOException { 19845 synchronized (mPackages) { 19846 mSettings.readAllDomainVerificationsLPr(parser, userId); 19847 mSettings.writeLPr(); 19848 } 19849 } 19850 } ); 19851 } catch (Exception e) { 19852 if (DEBUG_BACKUP) { 19853 Slog.e(TAG, "Exception restoring preferred activities: " + e.getMessage()); 19854 } 19855 } 19856 } 19857 19858 @Override 19859 public byte[] getPermissionGrantBackup(int userId) { 19860 if (Binder.getCallingUid() != Process.SYSTEM_UID) { 19861 throw new SecurityException("Only the system may call getPermissionGrantBackup()"); 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_PERMISSION_BACKUP); 19870 19871 synchronized (mPackages) { 19872 serializeRuntimePermissionGrantsLPr(serializer, userId); 19873 } 19874 19875 serializer.endTag(null, TAG_PERMISSION_BACKUP); 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 restorePermissionGrants(byte[] backup, int userId) { 19890 if (Binder.getCallingUid() != Process.SYSTEM_UID) { 19891 throw new SecurityException("Only the system may call restorePermissionGrants()"); 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_PERMISSION_BACKUP, 19898 new BlobXmlRestorer() { 19899 @Override 19900 public void apply(XmlPullParser parser, int userId) 19901 throws XmlPullParserException, IOException { 19902 synchronized (mPackages) { 19903 processRestoredPermissionGrantsLPr(parser, userId); 19904 } 19905 } 19906 } ); 19907 } catch (Exception e) { 19908 if (DEBUG_BACKUP) { 19909 Slog.e(TAG, "Exception restoring preferred activities: " + e.getMessage()); 19910 } 19911 } 19912 } 19913 19914 private void serializeRuntimePermissionGrantsLPr(XmlSerializer serializer, final int userId) 19915 throws IOException { 19916 serializer.startTag(null, TAG_ALL_GRANTS); 19917 19918 final int N = mSettings.mPackages.size(); 19919 for (int i = 0; i < N; i++) { 19920 final PackageSetting ps = mSettings.mPackages.valueAt(i); 19921 boolean pkgGrantsKnown = false; 19922 19923 PermissionsState packagePerms = ps.getPermissionsState(); 19924 19925 for (PermissionState state : packagePerms.getRuntimePermissionStates(userId)) { 19926 final int grantFlags = state.getFlags(); 19927 // only look at grants that are not system/policy fixed 19928 if ((grantFlags & SYSTEM_RUNTIME_GRANT_MASK) == 0) { 19929 final boolean isGranted = state.isGranted(); 19930 // And only back up the user-twiddled state bits 19931 if (isGranted || (grantFlags & USER_RUNTIME_GRANT_MASK) != 0) { 19932 final String packageName = mSettings.mPackages.keyAt(i); 19933 if (!pkgGrantsKnown) { 19934 serializer.startTag(null, TAG_GRANT); 19935 serializer.attribute(null, ATTR_PACKAGE_NAME, packageName); 19936 pkgGrantsKnown = true; 19937 } 19938 19939 final boolean userSet = 19940 (grantFlags & FLAG_PERMISSION_USER_SET) != 0; 19941 final boolean userFixed = 19942 (grantFlags & FLAG_PERMISSION_USER_FIXED) != 0; 19943 final boolean revoke = 19944 (grantFlags & FLAG_PERMISSION_REVOKE_ON_UPGRADE) != 0; 19945 19946 serializer.startTag(null, TAG_PERMISSION); 19947 serializer.attribute(null, ATTR_PERMISSION_NAME, state.getName()); 19948 if (isGranted) { 19949 serializer.attribute(null, ATTR_IS_GRANTED, "true"); 19950 } 19951 if (userSet) { 19952 serializer.attribute(null, ATTR_USER_SET, "true"); 19953 } 19954 if (userFixed) { 19955 serializer.attribute(null, ATTR_USER_FIXED, "true"); 19956 } 19957 if (revoke) { 19958 serializer.attribute(null, ATTR_REVOKE_ON_UPGRADE, "true"); 19959 } 19960 serializer.endTag(null, TAG_PERMISSION); 19961 } 19962 } 19963 } 19964 19965 if (pkgGrantsKnown) { 19966 serializer.endTag(null, TAG_GRANT); 19967 } 19968 } 19969 19970 serializer.endTag(null, TAG_ALL_GRANTS); 19971 } 19972 19973 private void processRestoredPermissionGrantsLPr(XmlPullParser parser, int userId) 19974 throws XmlPullParserException, IOException { 19975 String pkgName = null; 19976 int outerDepth = parser.getDepth(); 19977 int type; 19978 while ((type = parser.next()) != XmlPullParser.END_DOCUMENT 19979 && (type != XmlPullParser.END_TAG || parser.getDepth() > outerDepth)) { 19980 if (type == XmlPullParser.END_TAG || type == XmlPullParser.TEXT) { 19981 continue; 19982 } 19983 19984 final String tagName = parser.getName(); 19985 if (tagName.equals(TAG_GRANT)) { 19986 pkgName = parser.getAttributeValue(null, ATTR_PACKAGE_NAME); 19987 if (DEBUG_BACKUP) { 19988 Slog.v(TAG, "+++ Restoring grants for package " + pkgName); 19989 } 19990 } else if (tagName.equals(TAG_PERMISSION)) { 19991 19992 final boolean isGranted = "true".equals(parser.getAttributeValue(null, ATTR_IS_GRANTED)); 19993 final String permName = parser.getAttributeValue(null, ATTR_PERMISSION_NAME); 19994 19995 int newFlagSet = 0; 19996 if ("true".equals(parser.getAttributeValue(null, ATTR_USER_SET))) { 19997 newFlagSet |= FLAG_PERMISSION_USER_SET; 19998 } 19999 if ("true".equals(parser.getAttributeValue(null, ATTR_USER_FIXED))) { 20000 newFlagSet |= FLAG_PERMISSION_USER_FIXED; 20001 } 20002 if ("true".equals(parser.getAttributeValue(null, ATTR_REVOKE_ON_UPGRADE))) { 20003 newFlagSet |= FLAG_PERMISSION_REVOKE_ON_UPGRADE; 20004 } 20005 if (DEBUG_BACKUP) { 20006 Slog.v(TAG, " + Restoring grant:" 20007 + " pkg=" + pkgName 20008 + " perm=" + permName 20009 + " granted=" + isGranted 20010 + " bits=0x" + Integer.toHexString(newFlagSet)); 20011 } 20012 final PackageSetting ps = mSettings.mPackages.get(pkgName); 20013 if (ps != null) { 20014 // Already installed so we apply the grant immediately 20015 if (DEBUG_BACKUP) { 20016 Slog.v(TAG, " + already installed; applying"); 20017 } 20018 PermissionsState perms = ps.getPermissionsState(); 20019 BasePermission bp = 20020 (BasePermission) mPermissionManager.getPermissionTEMP(permName); 20021 if (bp != null) { 20022 if (isGranted) { 20023 perms.grantRuntimePermission(bp, userId); 20024 } 20025 if (newFlagSet != 0) { 20026 perms.updatePermissionFlags( 20027 bp, userId, USER_RUNTIME_GRANT_MASK, newFlagSet); 20028 } 20029 } 20030 } else { 20031 // Need to wait for post-restore install to apply the grant 20032 if (DEBUG_BACKUP) { 20033 Slog.v(TAG, " - not yet installed; saving for later"); 20034 } 20035 mSettings.processRestoredPermissionGrantLPr(pkgName, permName, 20036 isGranted, newFlagSet, userId); 20037 } 20038 } else { 20039 PackageManagerService.reportSettingsProblem(Log.WARN, 20040 "Unknown element under <" + TAG_PERMISSION_BACKUP + ">: " + tagName); 20041 XmlUtils.skipCurrentTag(parser); 20042 } 20043 } 20044 20045 scheduleWriteSettingsLocked(); 20046 mSettings.writeRuntimePermissionsForUserLPr(userId, false); 20047 } 20048 20049 @Override 20050 public void addCrossProfileIntentFilter(IntentFilter intentFilter, String ownerPackage, 20051 int sourceUserId, int targetUserId, int flags) { 20052 mContext.enforceCallingOrSelfPermission( 20053 android.Manifest.permission.INTERACT_ACROSS_USERS_FULL, null); 20054 int callingUid = Binder.getCallingUid(); 20055 enforceOwnerRights(ownerPackage, callingUid); 20056 PackageManagerServiceUtils.enforceShellRestriction( 20057 UserManager.DISALLOW_DEBUGGING_FEATURES, callingUid, sourceUserId); 20058 if (intentFilter.countActions() == 0) { 20059 Slog.w(TAG, "Cannot set a crossProfile intent filter with no filter actions"); 20060 return; 20061 } 20062 synchronized (mPackages) { 20063 CrossProfileIntentFilter newFilter = new CrossProfileIntentFilter(intentFilter, 20064 ownerPackage, targetUserId, flags); 20065 CrossProfileIntentResolver resolver = 20066 mSettings.editCrossProfileIntentResolverLPw(sourceUserId); 20067 ArrayList<CrossProfileIntentFilter> existing = resolver.findFilters(intentFilter); 20068 // We have all those whose filter is equal. Now checking if the rest is equal as well. 20069 if (existing != null) { 20070 int size = existing.size(); 20071 for (int i = 0; i < size; i++) { 20072 if (newFilter.equalsIgnoreFilter(existing.get(i))) { 20073 return; 20074 } 20075 } 20076 } 20077 resolver.addFilter(newFilter); 20078 scheduleWritePackageRestrictionsLocked(sourceUserId); 20079 } 20080 } 20081 20082 @Override 20083 public void clearCrossProfileIntentFilters(int sourceUserId, String ownerPackage) { 20084 mContext.enforceCallingOrSelfPermission( 20085 android.Manifest.permission.INTERACT_ACROSS_USERS_FULL, null); 20086 final int callingUid = Binder.getCallingUid(); 20087 enforceOwnerRights(ownerPackage, callingUid); 20088 PackageManagerServiceUtils.enforceShellRestriction( 20089 UserManager.DISALLOW_DEBUGGING_FEATURES, callingUid, sourceUserId); 20090 synchronized (mPackages) { 20091 CrossProfileIntentResolver resolver = 20092 mSettings.editCrossProfileIntentResolverLPw(sourceUserId); 20093 ArraySet<CrossProfileIntentFilter> set = 20094 new ArraySet<CrossProfileIntentFilter>(resolver.filterSet()); 20095 for (CrossProfileIntentFilter filter : set) { 20096 if (filter.getOwnerPackage().equals(ownerPackage)) { 20097 resolver.removeFilter(filter); 20098 } 20099 } 20100 scheduleWritePackageRestrictionsLocked(sourceUserId); 20101 } 20102 } 20103 20104 // Enforcing that callingUid is owning pkg on userId 20105 private void enforceOwnerRights(String pkg, int callingUid) { 20106 // The system owns everything. 20107 if (UserHandle.getAppId(callingUid) == Process.SYSTEM_UID) { 20108 return; 20109 } 20110 final int callingUserId = UserHandle.getUserId(callingUid); 20111 PackageInfo pi = getPackageInfo(pkg, 0, callingUserId); 20112 if (pi == null) { 20113 throw new IllegalArgumentException("Unknown package " + pkg + " on user " 20114 + callingUserId); 20115 } 20116 if (!UserHandle.isSameApp(pi.applicationInfo.uid, callingUid)) { 20117 throw new SecurityException("Calling uid " + callingUid 20118 + " does not own package " + pkg); 20119 } 20120 } 20121 20122 @Override 20123 public ComponentName getHomeActivities(List<ResolveInfo> allHomeCandidates) { 20124 if (getInstantAppPackageName(Binder.getCallingUid()) != null) { 20125 return null; 20126 } 20127 return getHomeActivitiesAsUser(allHomeCandidates, UserHandle.getCallingUserId()); 20128 } 20129 20130 public void sendSessionCommitBroadcast(PackageInstaller.SessionInfo sessionInfo, int userId) { 20131 UserManagerService ums = UserManagerService.getInstance(); 20132 if (ums != null) { 20133 final UserInfo parent = ums.getProfileParent(userId); 20134 final int launcherUid = (parent != null) ? parent.id : userId; 20135 final ComponentName launcherComponent = getDefaultHomeActivity(launcherUid); 20136 if (launcherComponent != null) { 20137 Intent launcherIntent = new Intent(PackageInstaller.ACTION_SESSION_COMMITTED) 20138 .putExtra(PackageInstaller.EXTRA_SESSION, sessionInfo) 20139 .putExtra(Intent.EXTRA_USER, UserHandle.of(userId)) 20140 .setPackage(launcherComponent.getPackageName()); 20141 mContext.sendBroadcastAsUser(launcherIntent, UserHandle.of(launcherUid)); 20142 } 20143 } 20144 } 20145 20146 /** 20147 * Report the 'Home' activity which is currently set as "always use this one". If non is set 20148 * then reports the most likely home activity or null if there are more than one. 20149 */ 20150 private ComponentName getDefaultHomeActivity(int userId) { 20151 List<ResolveInfo> allHomeCandidates = new ArrayList<>(); 20152 ComponentName cn = getHomeActivitiesAsUser(allHomeCandidates, userId); 20153 if (cn != null) { 20154 return cn; 20155 } 20156 20157 // Find the launcher with the highest priority and return that component if there are no 20158 // other home activity with the same priority. 20159 int lastPriority = Integer.MIN_VALUE; 20160 ComponentName lastComponent = null; 20161 final int size = allHomeCandidates.size(); 20162 for (int i = 0; i < size; i++) { 20163 final ResolveInfo ri = allHomeCandidates.get(i); 20164 if (ri.priority > lastPriority) { 20165 lastComponent = ri.activityInfo.getComponentName(); 20166 lastPriority = ri.priority; 20167 } else if (ri.priority == lastPriority) { 20168 // Two components found with same priority. 20169 lastComponent = null; 20170 } 20171 } 20172 return lastComponent; 20173 } 20174 20175 private Intent getHomeIntent() { 20176 Intent intent = new Intent(Intent.ACTION_MAIN); 20177 intent.addCategory(Intent.CATEGORY_HOME); 20178 intent.addCategory(Intent.CATEGORY_DEFAULT); 20179 return intent; 20180 } 20181 20182 private IntentFilter getHomeFilter() { 20183 IntentFilter filter = new IntentFilter(Intent.ACTION_MAIN); 20184 filter.addCategory(Intent.CATEGORY_HOME); 20185 filter.addCategory(Intent.CATEGORY_DEFAULT); 20186 return filter; 20187 } 20188 20189 ComponentName getHomeActivitiesAsUser(List<ResolveInfo> allHomeCandidates, 20190 int userId) { 20191 Intent intent = getHomeIntent(); 20192 List<ResolveInfo> list = queryIntentActivitiesInternal(intent, null, 20193 PackageManager.GET_META_DATA, userId); 20194 ResolveInfo preferred = findPreferredActivity(intent, null, 0, list, 0, 20195 true, false, false, userId); 20196 20197 allHomeCandidates.clear(); 20198 if (list != null) { 20199 for (ResolveInfo ri : list) { 20200 allHomeCandidates.add(ri); 20201 } 20202 } 20203 return (preferred == null || preferred.activityInfo == null) 20204 ? null 20205 : new ComponentName(preferred.activityInfo.packageName, 20206 preferred.activityInfo.name); 20207 } 20208 20209 @Override 20210 public void setHomeActivity(ComponentName comp, int userId) { 20211 if (getInstantAppPackageName(Binder.getCallingUid()) != null) { 20212 return; 20213 } 20214 ArrayList<ResolveInfo> homeActivities = new ArrayList<>(); 20215 getHomeActivitiesAsUser(homeActivities, userId); 20216 20217 boolean found = false; 20218 20219 final int size = homeActivities.size(); 20220 final ComponentName[] set = new ComponentName[size]; 20221 for (int i = 0; i < size; i++) { 20222 final ResolveInfo candidate = homeActivities.get(i); 20223 final ActivityInfo info = candidate.activityInfo; 20224 final ComponentName activityName = new ComponentName(info.packageName, info.name); 20225 set[i] = activityName; 20226 if (!found && activityName.equals(comp)) { 20227 found = true; 20228 } 20229 } 20230 if (!found) { 20231 throw new IllegalArgumentException("Component " + comp + " cannot be home on user " 20232 + userId); 20233 } 20234 replacePreferredActivity(getHomeFilter(), IntentFilter.MATCH_CATEGORY_EMPTY, 20235 set, comp, userId); 20236 } 20237 20238 private @Nullable String getSetupWizardPackageName() { 20239 final Intent intent = new Intent(Intent.ACTION_MAIN); 20240 intent.addCategory(Intent.CATEGORY_SETUP_WIZARD); 20241 20242 final List<ResolveInfo> matches = queryIntentActivitiesInternal(intent, null, 20243 MATCH_SYSTEM_ONLY | MATCH_DIRECT_BOOT_AWARE | MATCH_DIRECT_BOOT_UNAWARE 20244 | MATCH_DISABLED_COMPONENTS, 20245 UserHandle.myUserId()); 20246 if (matches.size() == 1) { 20247 return matches.get(0).getComponentInfo().packageName; 20248 } else { 20249 Slog.e(TAG, "There should probably be exactly one setup wizard; found " + matches.size() 20250 + ": matches=" + matches); 20251 return null; 20252 } 20253 } 20254 20255 private @Nullable String getStorageManagerPackageName() { 20256 final Intent intent = new Intent(StorageManager.ACTION_MANAGE_STORAGE); 20257 20258 final List<ResolveInfo> matches = queryIntentActivitiesInternal(intent, null, 20259 MATCH_SYSTEM_ONLY | MATCH_DIRECT_BOOT_AWARE | MATCH_DIRECT_BOOT_UNAWARE 20260 | MATCH_DISABLED_COMPONENTS, 20261 UserHandle.myUserId()); 20262 if (matches.size() == 1) { 20263 return matches.get(0).getComponentInfo().packageName; 20264 } else { 20265 Slog.e(TAG, "There should probably be exactly one storage manager; found " 20266 + matches.size() + ": matches=" + matches); 20267 return null; 20268 } 20269 } 20270 20271 @Override 20272 public void setApplicationEnabledSetting(String appPackageName, 20273 int newState, int flags, int userId, String callingPackage) { 20274 if (!sUserManager.exists(userId)) return; 20275 if (callingPackage == null) { 20276 callingPackage = Integer.toString(Binder.getCallingUid()); 20277 } 20278 setEnabledSetting(appPackageName, null, newState, flags, userId, callingPackage); 20279 } 20280 20281 @Override 20282 public void setUpdateAvailable(String packageName, boolean updateAvailable) { 20283 mContext.enforceCallingOrSelfPermission(android.Manifest.permission.INSTALL_PACKAGES, null); 20284 synchronized (mPackages) { 20285 final PackageSetting pkgSetting = mSettings.mPackages.get(packageName); 20286 if (pkgSetting != null) { 20287 pkgSetting.setUpdateAvailable(updateAvailable); 20288 } 20289 } 20290 } 20291 20292 @Override 20293 public void setComponentEnabledSetting(ComponentName componentName, 20294 int newState, int flags, int userId) { 20295 if (!sUserManager.exists(userId)) return; 20296 setEnabledSetting(componentName.getPackageName(), 20297 componentName.getClassName(), newState, flags, userId, null); 20298 } 20299 20300 private void setEnabledSetting(final String packageName, String className, int newState, 20301 final int flags, int userId, String callingPackage) { 20302 if (!(newState == COMPONENT_ENABLED_STATE_DEFAULT 20303 || newState == COMPONENT_ENABLED_STATE_ENABLED 20304 || newState == COMPONENT_ENABLED_STATE_DISABLED 20305 || newState == COMPONENT_ENABLED_STATE_DISABLED_USER 20306 || newState == COMPONENT_ENABLED_STATE_DISABLED_UNTIL_USED)) { 20307 throw new IllegalArgumentException("Invalid new component state: " 20308 + newState); 20309 } 20310 PackageSetting pkgSetting; 20311 final int callingUid = Binder.getCallingUid(); 20312 final int permission; 20313 if (callingUid == Process.SYSTEM_UID) { 20314 permission = PackageManager.PERMISSION_GRANTED; 20315 } else { 20316 permission = mContext.checkCallingOrSelfPermission( 20317 android.Manifest.permission.CHANGE_COMPONENT_ENABLED_STATE); 20318 } 20319 mPermissionManager.enforceCrossUserPermission(callingUid, userId, 20320 false /* requireFullPermission */, true /* checkShell */, "set enabled"); 20321 final boolean allowedByPermission = (permission == PackageManager.PERMISSION_GRANTED); 20322 boolean sendNow = false; 20323 boolean isApp = (className == null); 20324 final boolean isCallerInstantApp = (getInstantAppPackageName(callingUid) != null); 20325 String componentName = isApp ? packageName : className; 20326 int packageUid = -1; 20327 ArrayList<String> components; 20328 20329 // reader 20330 synchronized (mPackages) { 20331 pkgSetting = mSettings.mPackages.get(packageName); 20332 if (pkgSetting == null) { 20333 if (!isCallerInstantApp) { 20334 if (className == null) { 20335 throw new IllegalArgumentException("Unknown package: " + packageName); 20336 } 20337 throw new IllegalArgumentException( 20338 "Unknown component: " + packageName + "/" + className); 20339 } else { 20340 // throw SecurityException to prevent leaking package information 20341 throw new SecurityException( 20342 "Attempt to change component state; " 20343 + "pid=" + Binder.getCallingPid() 20344 + ", uid=" + callingUid 20345 + (className == null 20346 ? ", package=" + packageName 20347 : ", component=" + packageName + "/" + className)); 20348 } 20349 } 20350 } 20351 20352 // Limit who can change which apps 20353 if (!UserHandle.isSameApp(callingUid, pkgSetting.appId)) { 20354 // Don't allow apps that don't have permission to modify other apps 20355 if (!allowedByPermission 20356 || filterAppAccessLPr(pkgSetting, callingUid, userId)) { 20357 throw new SecurityException( 20358 "Attempt to change component state; " 20359 + "pid=" + Binder.getCallingPid() 20360 + ", uid=" + callingUid 20361 + (className == null 20362 ? ", package=" + packageName 20363 : ", component=" + packageName + "/" + className)); 20364 } 20365 // Don't allow changing protected packages. 20366 if (mProtectedPackages.isPackageStateProtected(userId, packageName)) { 20367 throw new SecurityException("Cannot disable a protected package: " + packageName); 20368 } 20369 } 20370 20371 synchronized (mPackages) { 20372 if (callingUid == Process.SHELL_UID 20373 && (pkgSetting.pkgFlags & ApplicationInfo.FLAG_TEST_ONLY) == 0) { 20374 // Shell can only change whole packages between ENABLED and DISABLED_USER states 20375 // unless it is a test package. 20376 int oldState = pkgSetting.getEnabled(userId); 20377 if (className == null 20378 && 20379 (oldState == COMPONENT_ENABLED_STATE_DISABLED_USER 20380 || oldState == COMPONENT_ENABLED_STATE_DEFAULT 20381 || oldState == COMPONENT_ENABLED_STATE_ENABLED) 20382 && 20383 (newState == COMPONENT_ENABLED_STATE_DISABLED_USER 20384 || newState == COMPONENT_ENABLED_STATE_DEFAULT 20385 || newState == COMPONENT_ENABLED_STATE_ENABLED)) { 20386 // ok 20387 } else { 20388 throw new SecurityException( 20389 "Shell cannot change component state for " + packageName + "/" 20390 + className + " to " + newState); 20391 } 20392 } 20393 } 20394 if (className == null) { 20395 // We're dealing with an application/package level state change 20396 synchronized (mPackages) { 20397 if (pkgSetting.getEnabled(userId) == newState) { 20398 // Nothing to do 20399 return; 20400 } 20401 } 20402 // If we're enabling a system stub, there's a little more work to do. 20403 // Prior to enabling the package, we need to decompress the APK(s) to the 20404 // data partition and then replace the version on the system partition. 20405 final PackageParser.Package deletedPkg = pkgSetting.pkg; 20406 final boolean isSystemStub = deletedPkg.isStub 20407 && deletedPkg.isSystem(); 20408 if (isSystemStub 20409 && (newState == PackageManager.COMPONENT_ENABLED_STATE_DEFAULT 20410 || newState == PackageManager.COMPONENT_ENABLED_STATE_ENABLED)) { 20411 final File codePath = decompressPackage(deletedPkg); 20412 if (codePath == null) { 20413 Slog.e(TAG, "couldn't decompress pkg: " + pkgSetting.name); 20414 return; 20415 } 20416 // TODO remove direct parsing of the package object during internal cleanup 20417 // of scan package 20418 // We need to call parse directly here for no other reason than we need 20419 // the new package in order to disable the old one [we use the information 20420 // for some internal optimization to optionally create a new package setting 20421 // object on replace]. However, we can't get the package from the scan 20422 // because the scan modifies live structures and we need to remove the 20423 // old [system] package from the system before a scan can be attempted. 20424 // Once scan is indempotent we can remove this parse and use the package 20425 // object we scanned, prior to adding it to package settings. 20426 final PackageParser pp = new PackageParser(); 20427 pp.setSeparateProcesses(mSeparateProcesses); 20428 pp.setDisplayMetrics(mMetrics); 20429 pp.setCallback(mPackageParserCallback); 20430 final PackageParser.Package tmpPkg; 20431 try { 20432 final @ParseFlags int parseFlags = mDefParseFlags 20433 | PackageParser.PARSE_MUST_BE_APK 20434 | PackageParser.PARSE_IS_SYSTEM_DIR; 20435 tmpPkg = pp.parsePackage(codePath, parseFlags); 20436 } catch (PackageParserException e) { 20437 Slog.w(TAG, "Failed to parse compressed system package:" + pkgSetting.name, e); 20438 return; 20439 } 20440 synchronized (mInstallLock) { 20441 // Disable the stub and remove any package entries 20442 removePackageLI(deletedPkg, true); 20443 synchronized (mPackages) { 20444 disableSystemPackageLPw(deletedPkg, tmpPkg); 20445 } 20446 final PackageParser.Package pkg; 20447 try (PackageFreezer freezer = 20448 freezePackage(deletedPkg.packageName, "setEnabledSetting")) { 20449 final int parseFlags = mDefParseFlags | PackageParser.PARSE_CHATTY 20450 | PackageParser.PARSE_ENFORCE_CODE; 20451 pkg = scanPackageTracedLI(codePath, parseFlags, 0 /*scanFlags*/, 20452 0 /*currentTime*/, null /*user*/); 20453 prepareAppDataAfterInstallLIF(pkg); 20454 synchronized (mPackages) { 20455 try { 20456 updateSharedLibrariesLPr(pkg, null); 20457 } catch (PackageManagerException e) { 20458 Slog.e(TAG, "updateAllSharedLibrariesLPw failed: ", e); 20459 } 20460 mPermissionManager.updatePermissions( 20461 pkg.packageName, pkg, true, mPackages.values(), 20462 mPermissionCallback); 20463 mSettings.writeLPr(); 20464 } 20465 } catch (PackageManagerException e) { 20466 // Whoops! Something went wrong; try to roll back to the stub 20467 Slog.w(TAG, "Failed to install compressed system package:" 20468 + pkgSetting.name, e); 20469 // Remove the failed install 20470 removeCodePathLI(codePath); 20471 20472 // Install the system package 20473 try (PackageFreezer freezer = 20474 freezePackage(deletedPkg.packageName, "setEnabledSetting")) { 20475 synchronized (mPackages) { 20476 // NOTE: The system package always needs to be enabled; even 20477 // if it's for a compressed stub. If we don't, installing the 20478 // system package fails during scan [scanning checks the disabled 20479 // packages]. We will reverse this later, after we've "installed" 20480 // the stub. 20481 // This leaves us in a fragile state; the stub should never be 20482 // enabled, so, cross your fingers and hope nothing goes wrong 20483 // until we can disable the package later. 20484 enableSystemPackageLPw(deletedPkg); 20485 } 20486 installPackageFromSystemLIF(deletedPkg.codePath, 20487 false /*isPrivileged*/, null /*allUserHandles*/, 20488 null /*origUserHandles*/, null /*origPermissionsState*/, 20489 true /*writeSettings*/); 20490 } catch (PackageManagerException pme) { 20491 Slog.w(TAG, "Failed to restore system package:" 20492 + deletedPkg.packageName, pme); 20493 } finally { 20494 synchronized (mPackages) { 20495 mSettings.disableSystemPackageLPw( 20496 deletedPkg.packageName, true /*replaced*/); 20497 mSettings.writeLPr(); 20498 } 20499 } 20500 return; 20501 } 20502 clearAppDataLIF(pkg, UserHandle.USER_ALL, FLAG_STORAGE_DE 20503 | FLAG_STORAGE_CE | Installer.FLAG_CLEAR_CODE_CACHE_ONLY); 20504 mDexManager.notifyPackageUpdated(pkg.packageName, 20505 pkg.baseCodePath, pkg.splitCodePaths); 20506 } 20507 } 20508 if (newState == PackageManager.COMPONENT_ENABLED_STATE_DEFAULT 20509 || newState == PackageManager.COMPONENT_ENABLED_STATE_ENABLED) { 20510 // Don't care about who enables an app. 20511 callingPackage = null; 20512 } 20513 synchronized (mPackages) { 20514 pkgSetting.setEnabled(newState, userId, callingPackage); 20515 } 20516 } else { 20517 synchronized (mPackages) { 20518 // We're dealing with a component level state change 20519 // First, verify that this is a valid class name. 20520 PackageParser.Package pkg = pkgSetting.pkg; 20521 if (pkg == null || !pkg.hasComponentClassName(className)) { 20522 if (pkg != null && 20523 pkg.applicationInfo.targetSdkVersion >= 20524 Build.VERSION_CODES.JELLY_BEAN) { 20525 throw new IllegalArgumentException("Component class " + className 20526 + " does not exist in " + packageName); 20527 } else { 20528 Slog.w(TAG, "Failed setComponentEnabledSetting: component class " 20529 + className + " does not exist in " + packageName); 20530 } 20531 } 20532 switch (newState) { 20533 case COMPONENT_ENABLED_STATE_ENABLED: 20534 if (!pkgSetting.enableComponentLPw(className, userId)) { 20535 return; 20536 } 20537 break; 20538 case COMPONENT_ENABLED_STATE_DISABLED: 20539 if (!pkgSetting.disableComponentLPw(className, userId)) { 20540 return; 20541 } 20542 break; 20543 case COMPONENT_ENABLED_STATE_DEFAULT: 20544 if (!pkgSetting.restoreComponentLPw(className, userId)) { 20545 return; 20546 } 20547 break; 20548 default: 20549 Slog.e(TAG, "Invalid new component state: " + newState); 20550 return; 20551 } 20552 } 20553 } 20554 synchronized (mPackages) { 20555 scheduleWritePackageRestrictionsLocked(userId); 20556 updateSequenceNumberLP(pkgSetting, new int[] { userId }); 20557 final long callingId = Binder.clearCallingIdentity(); 20558 try { 20559 updateInstantAppInstallerLocked(packageName); 20560 } finally { 20561 Binder.restoreCallingIdentity(callingId); 20562 } 20563 components = mPendingBroadcasts.get(userId, packageName); 20564 final boolean newPackage = components == null; 20565 if (newPackage) { 20566 components = new ArrayList<String>(); 20567 } 20568 if (!components.contains(componentName)) { 20569 components.add(componentName); 20570 } 20571 if ((flags&PackageManager.DONT_KILL_APP) == 0) { 20572 sendNow = true; 20573 // Purge entry from pending broadcast list if another one exists already 20574 // since we are sending one right away. 20575 mPendingBroadcasts.remove(userId, packageName); 20576 } else { 20577 if (newPackage) { 20578 mPendingBroadcasts.put(userId, packageName, components); 20579 } 20580 if (!mHandler.hasMessages(SEND_PENDING_BROADCAST)) { 20581 // Schedule a message 20582 mHandler.sendEmptyMessageDelayed(SEND_PENDING_BROADCAST, BROADCAST_DELAY); 20583 } 20584 } 20585 } 20586 20587 long callingId = Binder.clearCallingIdentity(); 20588 try { 20589 if (sendNow) { 20590 packageUid = UserHandle.getUid(userId, pkgSetting.appId); 20591 sendPackageChangedBroadcast(packageName, 20592 (flags&PackageManager.DONT_KILL_APP) != 0, components, packageUid); 20593 } 20594 } finally { 20595 Binder.restoreCallingIdentity(callingId); 20596 } 20597 } 20598 20599 @Override 20600 public void flushPackageRestrictionsAsUser(int userId) { 20601 if (getInstantAppPackageName(Binder.getCallingUid()) != null) { 20602 return; 20603 } 20604 if (!sUserManager.exists(userId)) { 20605 return; 20606 } 20607 mPermissionManager.enforceCrossUserPermission(Binder.getCallingUid(), userId, false /* requireFullPermission*/, 20608 false /* checkShell */, "flushPackageRestrictions"); 20609 synchronized (mPackages) { 20610 mSettings.writePackageRestrictionsLPr(userId); 20611 mDirtyUsers.remove(userId); 20612 if (mDirtyUsers.isEmpty()) { 20613 mHandler.removeMessages(WRITE_PACKAGE_RESTRICTIONS); 20614 } 20615 } 20616 } 20617 20618 private void sendPackageChangedBroadcast(String packageName, 20619 boolean killFlag, ArrayList<String> componentNames, int packageUid) { 20620 if (DEBUG_INSTALL) 20621 Log.v(TAG, "Sending package changed: package=" + packageName + " components=" 20622 + componentNames); 20623 Bundle extras = new Bundle(4); 20624 extras.putString(Intent.EXTRA_CHANGED_COMPONENT_NAME, componentNames.get(0)); 20625 String nameList[] = new String[componentNames.size()]; 20626 componentNames.toArray(nameList); 20627 extras.putStringArray(Intent.EXTRA_CHANGED_COMPONENT_NAME_LIST, nameList); 20628 extras.putBoolean(Intent.EXTRA_DONT_KILL_APP, killFlag); 20629 extras.putInt(Intent.EXTRA_UID, packageUid); 20630 // If this is not reporting a change of the overall package, then only send it 20631 // to registered receivers. We don't want to launch a swath of apps for every 20632 // little component state change. 20633 final int flags = !componentNames.contains(packageName) 20634 ? Intent.FLAG_RECEIVER_REGISTERED_ONLY : 0; 20635 final int userId = UserHandle.getUserId(packageUid); 20636 final boolean isInstantApp = isInstantApp(packageName, userId); 20637 final int[] userIds = isInstantApp ? EMPTY_INT_ARRAY : new int[] { userId }; 20638 final int[] instantUserIds = isInstantApp ? new int[] { userId } : EMPTY_INT_ARRAY; 20639 sendPackageBroadcast(Intent.ACTION_PACKAGE_CHANGED, packageName, extras, flags, null, null, 20640 userIds, instantUserIds); 20641 } 20642 20643 @Override 20644 public void setPackageStoppedState(String packageName, boolean stopped, int userId) { 20645 if (!sUserManager.exists(userId)) return; 20646 final int callingUid = Binder.getCallingUid(); 20647 if (getInstantAppPackageName(callingUid) != null) { 20648 return; 20649 } 20650 final int permission = mContext.checkCallingOrSelfPermission( 20651 android.Manifest.permission.CHANGE_COMPONENT_ENABLED_STATE); 20652 final boolean allowedByPermission = (permission == PackageManager.PERMISSION_GRANTED); 20653 mPermissionManager.enforceCrossUserPermission(callingUid, userId, 20654 true /* requireFullPermission */, true /* checkShell */, "stop package"); 20655 // writer 20656 synchronized (mPackages) { 20657 final PackageSetting ps = mSettings.mPackages.get(packageName); 20658 if (!filterAppAccessLPr(ps, callingUid, userId) 20659 && mSettings.setPackageStoppedStateLPw(this, packageName, stopped, 20660 allowedByPermission, callingUid, userId)) { 20661 scheduleWritePackageRestrictionsLocked(userId); 20662 } 20663 } 20664 } 20665 20666 @Override 20667 public String getInstallerPackageName(String packageName) { 20668 final int callingUid = Binder.getCallingUid(); 20669 if (getInstantAppPackageName(callingUid) != null) { 20670 return null; 20671 } 20672 // reader 20673 synchronized (mPackages) { 20674 final PackageSetting ps = mSettings.mPackages.get(packageName); 20675 if (filterAppAccessLPr(ps, callingUid, UserHandle.getUserId(callingUid))) { 20676 return null; 20677 } 20678 return mSettings.getInstallerPackageNameLPr(packageName); 20679 } 20680 } 20681 20682 public boolean isOrphaned(String packageName) { 20683 // reader 20684 synchronized (mPackages) { 20685 return mSettings.isOrphaned(packageName); 20686 } 20687 } 20688 20689 @Override 20690 public int getApplicationEnabledSetting(String packageName, int userId) { 20691 if (!sUserManager.exists(userId)) return COMPONENT_ENABLED_STATE_DISABLED; 20692 int callingUid = Binder.getCallingUid(); 20693 mPermissionManager.enforceCrossUserPermission(callingUid, userId, 20694 false /* requireFullPermission */, false /* checkShell */, "get enabled"); 20695 // reader 20696 synchronized (mPackages) { 20697 if (filterAppAccessLPr(mSettings.getPackageLPr(packageName), callingUid, userId)) { 20698 return COMPONENT_ENABLED_STATE_DISABLED; 20699 } 20700 return mSettings.getApplicationEnabledSettingLPr(packageName, userId); 20701 } 20702 } 20703 20704 @Override 20705 public int getComponentEnabledSetting(ComponentName component, int userId) { 20706 if (!sUserManager.exists(userId)) return COMPONENT_ENABLED_STATE_DISABLED; 20707 int callingUid = Binder.getCallingUid(); 20708 mPermissionManager.enforceCrossUserPermission(callingUid, userId, 20709 false /*requireFullPermission*/, false /*checkShell*/, "getComponentEnabled"); 20710 synchronized (mPackages) { 20711 if (filterAppAccessLPr(mSettings.getPackageLPr(component.getPackageName()), callingUid, 20712 component, TYPE_UNKNOWN, userId)) { 20713 return COMPONENT_ENABLED_STATE_DISABLED; 20714 } 20715 return mSettings.getComponentEnabledSettingLPr(component, userId); 20716 } 20717 } 20718 20719 @Override 20720 public void enterSafeMode() { 20721 enforceSystemOrRoot("Only the system can request entering safe mode"); 20722 20723 if (!mSystemReady) { 20724 mSafeMode = true; 20725 } 20726 } 20727 20728 @Override 20729 public void systemReady() { 20730 enforceSystemOrRoot("Only the system can claim the system is ready"); 20731 20732 mSystemReady = true; 20733 final ContentResolver resolver = mContext.getContentResolver(); 20734 ContentObserver co = new ContentObserver(mHandler) { 20735 @Override 20736 public void onChange(boolean selfChange) { 20737 mWebInstantAppsDisabled = 20738 (Global.getInt(resolver, Global.ENABLE_EPHEMERAL_FEATURE, 1) == 0) || 20739 (Secure.getInt(resolver, Secure.INSTANT_APPS_ENABLED, 1) == 0); 20740 } 20741 }; 20742 mContext.getContentResolver().registerContentObserver(android.provider.Settings.Global 20743 .getUriFor(Global.ENABLE_EPHEMERAL_FEATURE), 20744 false, co, UserHandle.USER_SYSTEM); 20745 mContext.getContentResolver().registerContentObserver(android.provider.Settings.Secure 20746 .getUriFor(Secure.INSTANT_APPS_ENABLED), false, co, UserHandle.USER_SYSTEM); 20747 co.onChange(true); 20748 20749 // This observer provides an one directional mapping from Global.PRIV_APP_OOB_ENABLED to 20750 // pm.dexopt.priv-apps-oob property. This is only for experiment and should be removed once 20751 // it is done. 20752 ContentObserver privAppOobObserver = new ContentObserver(mHandler) { 20753 @Override 20754 public void onChange(boolean selfChange) { 20755 int oobEnabled = Global.getInt(resolver, Global.PRIV_APP_OOB_ENABLED, 0); 20756 SystemProperties.set(PROPERTY_NAME_PM_DEXOPT_PRIV_APPS_OOB, 20757 oobEnabled == 1 ? "true" : "false"); 20758 } 20759 }; 20760 mContext.getContentResolver().registerContentObserver( 20761 Global.getUriFor(Global.PRIV_APP_OOB_ENABLED), false, privAppOobObserver, 20762 UserHandle.USER_SYSTEM); 20763 // At boot, restore the value from the setting, which persists across reboot. 20764 privAppOobObserver.onChange(true); 20765 20766 // Disable any carrier apps. We do this very early in boot to prevent the apps from being 20767 // disabled after already being started. 20768 CarrierAppUtils.disableCarrierAppsUntilPrivileged(mContext.getOpPackageName(), this, 20769 mContext.getContentResolver(), UserHandle.USER_SYSTEM); 20770 20771 // Read the compatibilty setting when the system is ready. 20772 boolean compatibilityModeEnabled = android.provider.Settings.Global.getInt( 20773 mContext.getContentResolver(), 20774 android.provider.Settings.Global.COMPATIBILITY_MODE, 1) == 1; 20775 PackageParser.setCompatibilityModeEnabled(compatibilityModeEnabled); 20776 if (DEBUG_SETTINGS) { 20777 Log.d(TAG, "compatibility mode:" + compatibilityModeEnabled); 20778 } 20779 20780 int[] grantPermissionsUserIds = EMPTY_INT_ARRAY; 20781 20782 synchronized (mPackages) { 20783 // Verify that all of the preferred activity components actually 20784 // exist. It is possible for applications to be updated and at 20785 // that point remove a previously declared activity component that 20786 // had been set as a preferred activity. We try to clean this up 20787 // the next time we encounter that preferred activity, but it is 20788 // possible for the user flow to never be able to return to that 20789 // situation so here we do a sanity check to make sure we haven't 20790 // left any junk around. 20791 ArrayList<PreferredActivity> removed = new ArrayList<PreferredActivity>(); 20792 for (int i=0; i<mSettings.mPreferredActivities.size(); i++) { 20793 PreferredIntentResolver pir = mSettings.mPreferredActivities.valueAt(i); 20794 removed.clear(); 20795 for (PreferredActivity pa : pir.filterSet()) { 20796 if (mActivities.mActivities.get(pa.mPref.mComponent) == null) { 20797 removed.add(pa); 20798 } 20799 } 20800 if (removed.size() > 0) { 20801 for (int r=0; r<removed.size(); r++) { 20802 PreferredActivity pa = removed.get(r); 20803 Slog.w(TAG, "Removing dangling preferred activity: " 20804 + pa.mPref.mComponent); 20805 pir.removeFilter(pa); 20806 } 20807 mSettings.writePackageRestrictionsLPr( 20808 mSettings.mPreferredActivities.keyAt(i)); 20809 } 20810 } 20811 20812 for (int userId : UserManagerService.getInstance().getUserIds()) { 20813 if (!mSettings.areDefaultRuntimePermissionsGrantedLPr(userId)) { 20814 grantPermissionsUserIds = ArrayUtils.appendInt( 20815 grantPermissionsUserIds, userId); 20816 } 20817 } 20818 } 20819 sUserManager.systemReady(); 20820 // If we upgraded grant all default permissions before kicking off. 20821 for (int userId : grantPermissionsUserIds) { 20822 mDefaultPermissionPolicy.grantDefaultPermissions(userId); 20823 } 20824 20825 if (grantPermissionsUserIds == EMPTY_INT_ARRAY) { 20826 // If we did not grant default permissions, we preload from this the 20827 // default permission exceptions lazily to ensure we don't hit the 20828 // disk on a new user creation. 20829 mDefaultPermissionPolicy.scheduleReadDefaultPermissionExceptions(); 20830 } 20831 20832 // Now that we've scanned all packages, and granted any default 20833 // permissions, ensure permissions are updated. Beware of dragons if you 20834 // try optimizing this. 20835 synchronized (mPackages) { 20836 mPermissionManager.updateAllPermissions( 20837 StorageManager.UUID_PRIVATE_INTERNAL, false, mPackages.values(), 20838 mPermissionCallback); 20839 } 20840 20841 // Kick off any messages waiting for system ready 20842 if (mPostSystemReadyMessages != null) { 20843 for (Message msg : mPostSystemReadyMessages) { 20844 msg.sendToTarget(); 20845 } 20846 mPostSystemReadyMessages = null; 20847 } 20848 20849 // Watch for external volumes that come and go over time 20850 final StorageManager storage = mContext.getSystemService(StorageManager.class); 20851 storage.registerListener(mStorageListener); 20852 20853 mInstallerService.systemReady(); 20854 mPackageDexOptimizer.systemReady(); 20855 20856 StorageManagerInternal StorageManagerInternal = LocalServices.getService( 20857 StorageManagerInternal.class); 20858 StorageManagerInternal.addExternalStoragePolicy( 20859 new StorageManagerInternal.ExternalStorageMountPolicy() { 20860 @Override 20861 public int getMountMode(int uid, String packageName) { 20862 if (Process.isIsolated(uid)) { 20863 return Zygote.MOUNT_EXTERNAL_NONE; 20864 } 20865 if (checkUidPermission(READ_EXTERNAL_STORAGE, uid) == PERMISSION_DENIED) { 20866 return Zygote.MOUNT_EXTERNAL_DEFAULT; 20867 } 20868 if (checkUidPermission(WRITE_EXTERNAL_STORAGE, uid) == PERMISSION_DENIED) { 20869 return Zygote.MOUNT_EXTERNAL_READ; 20870 } 20871 return Zygote.MOUNT_EXTERNAL_WRITE; 20872 } 20873 20874 @Override 20875 public boolean hasExternalStorage(int uid, String packageName) { 20876 return true; 20877 } 20878 }); 20879 20880 // Now that we're mostly running, clean up stale users and apps 20881 sUserManager.reconcileUsers(StorageManager.UUID_PRIVATE_INTERNAL); 20882 reconcileApps(StorageManager.UUID_PRIVATE_INTERNAL); 20883 20884 mPermissionManager.systemReady(); 20885 } 20886 20887 public void waitForAppDataPrepared() { 20888 if (mPrepareAppDataFuture == null) { 20889 return; 20890 } 20891 ConcurrentUtils.waitForFutureNoInterrupt(mPrepareAppDataFuture, "wait for prepareAppData"); 20892 mPrepareAppDataFuture = null; 20893 } 20894 20895 @Override 20896 public boolean isSafeMode() { 20897 // allow instant applications 20898 return mSafeMode; 20899 } 20900 20901 @Override 20902 public boolean hasSystemUidErrors() { 20903 // allow instant applications 20904 return mHasSystemUidErrors; 20905 } 20906 20907 static String arrayToString(int[] array) { 20908 StringBuffer buf = new StringBuffer(128); 20909 buf.append('['); 20910 if (array != null) { 20911 for (int i=0; i<array.length; i++) { 20912 if (i > 0) buf.append(", "); 20913 buf.append(array[i]); 20914 } 20915 } 20916 buf.append(']'); 20917 return buf.toString(); 20918 } 20919 20920 @Override 20921 public void onShellCommand(FileDescriptor in, FileDescriptor out, 20922 FileDescriptor err, String[] args, ShellCallback callback, 20923 ResultReceiver resultReceiver) { 20924 (new PackageManagerShellCommand(this)).exec( 20925 this, in, out, err, args, callback, resultReceiver); 20926 } 20927 20928 @Override 20929 protected void dump(FileDescriptor fd, PrintWriter pw, String[] args) { 20930 if (!DumpUtils.checkDumpAndUsageStatsPermission(mContext, TAG, pw)) return; 20931 20932 DumpState dumpState = new DumpState(); 20933 boolean fullPreferred = false; 20934 boolean checkin = false; 20935 20936 String packageName = null; 20937 ArraySet<String> permissionNames = null; 20938 20939 int opti = 0; 20940 while (opti < args.length) { 20941 String opt = args[opti]; 20942 if (opt == null || opt.length() <= 0 || opt.charAt(0) != '-') { 20943 break; 20944 } 20945 opti++; 20946 20947 if ("-a".equals(opt)) { 20948 // Right now we only know how to print all. 20949 } else if ("-h".equals(opt)) { 20950 pw.println("Package manager dump options:"); 20951 pw.println(" [-h] [-f] [--checkin] [cmd] ..."); 20952 pw.println(" --checkin: dump for a checkin"); 20953 pw.println(" -f: print details of intent filters"); 20954 pw.println(" -h: print this help"); 20955 pw.println(" cmd may be one of:"); 20956 pw.println(" l[ibraries]: list known shared libraries"); 20957 pw.println(" f[eatures]: list device features"); 20958 pw.println(" k[eysets]: print known keysets"); 20959 pw.println(" r[esolvers] [activity|service|receiver|content]: dump intent resolvers"); 20960 pw.println(" perm[issions]: dump permissions"); 20961 pw.println(" permission [name ...]: dump declaration and use of given permission"); 20962 pw.println(" pref[erred]: print preferred package settings"); 20963 pw.println(" preferred-xml [--full]: print preferred package settings as xml"); 20964 pw.println(" prov[iders]: dump content providers"); 20965 pw.println(" p[ackages]: dump installed packages"); 20966 pw.println(" s[hared-users]: dump shared user IDs"); 20967 pw.println(" m[essages]: print collected runtime messages"); 20968 pw.println(" v[erifiers]: print package verifier info"); 20969 pw.println(" d[omain-preferred-apps]: print domains preferred apps"); 20970 pw.println(" i[ntent-filter-verifiers]|ifv: print intent filter verifier info"); 20971 pw.println(" version: print database version info"); 20972 pw.println(" write: write current settings now"); 20973 pw.println(" installs: details about install sessions"); 20974 pw.println(" check-permission <permission> <package> [<user>]: does pkg hold perm?"); 20975 pw.println(" dexopt: dump dexopt state"); 20976 pw.println(" compiler-stats: dump compiler statistics"); 20977 pw.println(" enabled-overlays: dump list of enabled overlay packages"); 20978 pw.println(" service-permissions: dump permissions required by services"); 20979 pw.println(" <package.name>: info about given package"); 20980 return; 20981 } else if ("--checkin".equals(opt)) { 20982 checkin = true; 20983 } else if ("-f".equals(opt)) { 20984 dumpState.setOptionEnabled(DumpState.OPTION_SHOW_FILTERS); 20985 } else if ("--proto".equals(opt)) { 20986 dumpProto(fd); 20987 return; 20988 } else { 20989 pw.println("Unknown argument: " + opt + "; use -h for help"); 20990 } 20991 } 20992 20993 // Is the caller requesting to dump a particular piece of data? 20994 if (opti < args.length) { 20995 String cmd = args[opti]; 20996 opti++; 20997 // Is this a package name? 20998 if ("android".equals(cmd) || cmd.contains(".")) { 20999 packageName = cmd; 21000 // When dumping a single package, we always dump all of its 21001 // filter information since the amount of data will be reasonable. 21002 dumpState.setOptionEnabled(DumpState.OPTION_SHOW_FILTERS); 21003 } else if ("check-permission".equals(cmd)) { 21004 if (opti >= args.length) { 21005 pw.println("Error: check-permission missing permission argument"); 21006 return; 21007 } 21008 String perm = args[opti]; 21009 opti++; 21010 if (opti >= args.length) { 21011 pw.println("Error: check-permission missing package argument"); 21012 return; 21013 } 21014 21015 String pkg = args[opti]; 21016 opti++; 21017 int user = UserHandle.getUserId(Binder.getCallingUid()); 21018 if (opti < args.length) { 21019 try { 21020 user = Integer.parseInt(args[opti]); 21021 } catch (NumberFormatException e) { 21022 pw.println("Error: check-permission user argument is not a number: " 21023 + args[opti]); 21024 return; 21025 } 21026 } 21027 21028 // Normalize package name to handle renamed packages and static libs 21029 pkg = resolveInternalPackageNameLPr(pkg, PackageManager.VERSION_CODE_HIGHEST); 21030 21031 pw.println(checkPermission(perm, pkg, user)); 21032 return; 21033 } else if ("l".equals(cmd) || "libraries".equals(cmd)) { 21034 dumpState.setDump(DumpState.DUMP_LIBS); 21035 } else if ("f".equals(cmd) || "features".equals(cmd)) { 21036 dumpState.setDump(DumpState.DUMP_FEATURES); 21037 } else if ("r".equals(cmd) || "resolvers".equals(cmd)) { 21038 if (opti >= args.length) { 21039 dumpState.setDump(DumpState.DUMP_ACTIVITY_RESOLVERS 21040 | DumpState.DUMP_SERVICE_RESOLVERS 21041 | DumpState.DUMP_RECEIVER_RESOLVERS 21042 | DumpState.DUMP_CONTENT_RESOLVERS); 21043 } else { 21044 while (opti < args.length) { 21045 String name = args[opti]; 21046 if ("a".equals(name) || "activity".equals(name)) { 21047 dumpState.setDump(DumpState.DUMP_ACTIVITY_RESOLVERS); 21048 } else if ("s".equals(name) || "service".equals(name)) { 21049 dumpState.setDump(DumpState.DUMP_SERVICE_RESOLVERS); 21050 } else if ("r".equals(name) || "receiver".equals(name)) { 21051 dumpState.setDump(DumpState.DUMP_RECEIVER_RESOLVERS); 21052 } else if ("c".equals(name) || "content".equals(name)) { 21053 dumpState.setDump(DumpState.DUMP_CONTENT_RESOLVERS); 21054 } else { 21055 pw.println("Error: unknown resolver table type: " + name); 21056 return; 21057 } 21058 opti++; 21059 } 21060 } 21061 } else if ("perm".equals(cmd) || "permissions".equals(cmd)) { 21062 dumpState.setDump(DumpState.DUMP_PERMISSIONS); 21063 } else if ("permission".equals(cmd)) { 21064 if (opti >= args.length) { 21065 pw.println("Error: permission requires permission name"); 21066 return; 21067 } 21068 permissionNames = new ArraySet<>(); 21069 while (opti < args.length) { 21070 permissionNames.add(args[opti]); 21071 opti++; 21072 } 21073 dumpState.setDump(DumpState.DUMP_PERMISSIONS 21074 | DumpState.DUMP_PACKAGES | DumpState.DUMP_SHARED_USERS); 21075 } else if ("pref".equals(cmd) || "preferred".equals(cmd)) { 21076 dumpState.setDump(DumpState.DUMP_PREFERRED); 21077 } else if ("preferred-xml".equals(cmd)) { 21078 dumpState.setDump(DumpState.DUMP_PREFERRED_XML); 21079 if (opti < args.length && "--full".equals(args[opti])) { 21080 fullPreferred = true; 21081 opti++; 21082 } 21083 } else if ("d".equals(cmd) || "domain-preferred-apps".equals(cmd)) { 21084 dumpState.setDump(DumpState.DUMP_DOMAIN_PREFERRED); 21085 } else if ("p".equals(cmd) || "packages".equals(cmd)) { 21086 dumpState.setDump(DumpState.DUMP_PACKAGES); 21087 } else if ("s".equals(cmd) || "shared-users".equals(cmd)) { 21088 dumpState.setDump(DumpState.DUMP_SHARED_USERS); 21089 } else if ("prov".equals(cmd) || "providers".equals(cmd)) { 21090 dumpState.setDump(DumpState.DUMP_PROVIDERS); 21091 } else if ("m".equals(cmd) || "messages".equals(cmd)) { 21092 dumpState.setDump(DumpState.DUMP_MESSAGES); 21093 } else if ("v".equals(cmd) || "verifiers".equals(cmd)) { 21094 dumpState.setDump(DumpState.DUMP_VERIFIERS); 21095 } else if ("i".equals(cmd) || "ifv".equals(cmd) 21096 || "intent-filter-verifiers".equals(cmd)) { 21097 dumpState.setDump(DumpState.DUMP_INTENT_FILTER_VERIFIERS); 21098 } else if ("version".equals(cmd)) { 21099 dumpState.setDump(DumpState.DUMP_VERSION); 21100 } else if ("k".equals(cmd) || "keysets".equals(cmd)) { 21101 dumpState.setDump(DumpState.DUMP_KEYSETS); 21102 } else if ("installs".equals(cmd)) { 21103 dumpState.setDump(DumpState.DUMP_INSTALLS); 21104 } else if ("frozen".equals(cmd)) { 21105 dumpState.setDump(DumpState.DUMP_FROZEN); 21106 } else if ("volumes".equals(cmd)) { 21107 dumpState.setDump(DumpState.DUMP_VOLUMES); 21108 } else if ("dexopt".equals(cmd)) { 21109 dumpState.setDump(DumpState.DUMP_DEXOPT); 21110 } else if ("compiler-stats".equals(cmd)) { 21111 dumpState.setDump(DumpState.DUMP_COMPILER_STATS); 21112 } else if ("changes".equals(cmd)) { 21113 dumpState.setDump(DumpState.DUMP_CHANGES); 21114 } else if ("service-permissions".equals(cmd)) { 21115 dumpState.setDump(DumpState.DUMP_SERVICE_PERMISSIONS); 21116 } else if ("write".equals(cmd)) { 21117 synchronized (mPackages) { 21118 mSettings.writeLPr(); 21119 pw.println("Settings written."); 21120 return; 21121 } 21122 } 21123 } 21124 21125 if (checkin) { 21126 pw.println("vers,1"); 21127 } 21128 21129 // reader 21130 synchronized (mPackages) { 21131 if (dumpState.isDumping(DumpState.DUMP_VERSION) && packageName == null) { 21132 if (!checkin) { 21133 if (dumpState.onTitlePrinted()) 21134 pw.println(); 21135 pw.println("Database versions:"); 21136 mSettings.dumpVersionLPr(new IndentingPrintWriter(pw, " ")); 21137 } 21138 } 21139 21140 if (dumpState.isDumping(DumpState.DUMP_VERIFIERS) && packageName == null) { 21141 if (!checkin) { 21142 if (dumpState.onTitlePrinted()) 21143 pw.println(); 21144 pw.println("Verifiers:"); 21145 pw.print(" Required: "); 21146 pw.print(mRequiredVerifierPackage); 21147 pw.print(" (uid="); 21148 pw.print(getPackageUid(mRequiredVerifierPackage, MATCH_DEBUG_TRIAGED_MISSING, 21149 UserHandle.USER_SYSTEM)); 21150 pw.println(")"); 21151 } else if (mRequiredVerifierPackage != null) { 21152 pw.print("vrfy,"); pw.print(mRequiredVerifierPackage); 21153 pw.print(","); 21154 pw.println(getPackageUid(mRequiredVerifierPackage, MATCH_DEBUG_TRIAGED_MISSING, 21155 UserHandle.USER_SYSTEM)); 21156 } 21157 } 21158 21159 if (dumpState.isDumping(DumpState.DUMP_INTENT_FILTER_VERIFIERS) && 21160 packageName == null) { 21161 if (mIntentFilterVerifierComponent != null) { 21162 String verifierPackageName = mIntentFilterVerifierComponent.getPackageName(); 21163 if (!checkin) { 21164 if (dumpState.onTitlePrinted()) 21165 pw.println(); 21166 pw.println("Intent Filter Verifier:"); 21167 pw.print(" Using: "); 21168 pw.print(verifierPackageName); 21169 pw.print(" (uid="); 21170 pw.print(getPackageUid(verifierPackageName, MATCH_DEBUG_TRIAGED_MISSING, 21171 UserHandle.USER_SYSTEM)); 21172 pw.println(")"); 21173 } else if (verifierPackageName != null) { 21174 pw.print("ifv,"); pw.print(verifierPackageName); 21175 pw.print(","); 21176 pw.println(getPackageUid(verifierPackageName, MATCH_DEBUG_TRIAGED_MISSING, 21177 UserHandle.USER_SYSTEM)); 21178 } 21179 } else { 21180 pw.println(); 21181 pw.println("No Intent Filter Verifier available!"); 21182 } 21183 } 21184 21185 if (dumpState.isDumping(DumpState.DUMP_LIBS) && packageName == null) { 21186 boolean printedHeader = false; 21187 final Iterator<String> it = mSharedLibraries.keySet().iterator(); 21188 while (it.hasNext()) { 21189 String libName = it.next(); 21190 LongSparseArray<SharedLibraryEntry> versionedLib 21191 = mSharedLibraries.get(libName); 21192 if (versionedLib == null) { 21193 continue; 21194 } 21195 final int versionCount = versionedLib.size(); 21196 for (int i = 0; i < versionCount; i++) { 21197 SharedLibraryEntry libEntry = versionedLib.valueAt(i); 21198 if (!checkin) { 21199 if (!printedHeader) { 21200 if (dumpState.onTitlePrinted()) 21201 pw.println(); 21202 pw.println("Libraries:"); 21203 printedHeader = true; 21204 } 21205 pw.print(" "); 21206 } else { 21207 pw.print("lib,"); 21208 } 21209 pw.print(libEntry.info.getName()); 21210 if (libEntry.info.isStatic()) { 21211 pw.print(" version=" + libEntry.info.getLongVersion()); 21212 } 21213 if (!checkin) { 21214 pw.print(" -> "); 21215 } 21216 if (libEntry.path != null) { 21217 pw.print(" (jar) "); 21218 pw.print(libEntry.path); 21219 } else { 21220 pw.print(" (apk) "); 21221 pw.print(libEntry.apk); 21222 } 21223 pw.println(); 21224 } 21225 } 21226 } 21227 21228 if (dumpState.isDumping(DumpState.DUMP_FEATURES) && packageName == null) { 21229 if (dumpState.onTitlePrinted()) 21230 pw.println(); 21231 if (!checkin) { 21232 pw.println("Features:"); 21233 } 21234 21235 synchronized (mAvailableFeatures) { 21236 for (FeatureInfo feat : mAvailableFeatures.values()) { 21237 if (checkin) { 21238 pw.print("feat,"); 21239 pw.print(feat.name); 21240 pw.print(","); 21241 pw.println(feat.version); 21242 } else { 21243 pw.print(" "); 21244 pw.print(feat.name); 21245 if (feat.version > 0) { 21246 pw.print(" version="); 21247 pw.print(feat.version); 21248 } 21249 pw.println(); 21250 } 21251 } 21252 } 21253 } 21254 21255 if (!checkin && dumpState.isDumping(DumpState.DUMP_ACTIVITY_RESOLVERS)) { 21256 if (mActivities.dump(pw, dumpState.getTitlePrinted() ? "\nActivity Resolver Table:" 21257 : "Activity Resolver Table:", " ", packageName, 21258 dumpState.isOptionEnabled(DumpState.OPTION_SHOW_FILTERS), true)) { 21259 dumpState.setTitlePrinted(true); 21260 } 21261 } 21262 if (!checkin && dumpState.isDumping(DumpState.DUMP_RECEIVER_RESOLVERS)) { 21263 if (mReceivers.dump(pw, dumpState.getTitlePrinted() ? "\nReceiver Resolver Table:" 21264 : "Receiver Resolver Table:", " ", packageName, 21265 dumpState.isOptionEnabled(DumpState.OPTION_SHOW_FILTERS), true)) { 21266 dumpState.setTitlePrinted(true); 21267 } 21268 } 21269 if (!checkin && dumpState.isDumping(DumpState.DUMP_SERVICE_RESOLVERS)) { 21270 if (mServices.dump(pw, dumpState.getTitlePrinted() ? "\nService Resolver Table:" 21271 : "Service Resolver Table:", " ", packageName, 21272 dumpState.isOptionEnabled(DumpState.OPTION_SHOW_FILTERS), true)) { 21273 dumpState.setTitlePrinted(true); 21274 } 21275 } 21276 if (!checkin && dumpState.isDumping(DumpState.DUMP_CONTENT_RESOLVERS)) { 21277 if (mProviders.dump(pw, dumpState.getTitlePrinted() ? "\nProvider Resolver Table:" 21278 : "Provider Resolver Table:", " ", packageName, 21279 dumpState.isOptionEnabled(DumpState.OPTION_SHOW_FILTERS), true)) { 21280 dumpState.setTitlePrinted(true); 21281 } 21282 } 21283 21284 if (!checkin && dumpState.isDumping(DumpState.DUMP_PREFERRED)) { 21285 for (int i=0; i<mSettings.mPreferredActivities.size(); i++) { 21286 PreferredIntentResolver pir = mSettings.mPreferredActivities.valueAt(i); 21287 int user = mSettings.mPreferredActivities.keyAt(i); 21288 if (pir.dump(pw, 21289 dumpState.getTitlePrinted() 21290 ? "\nPreferred Activities User " + user + ":" 21291 : "Preferred Activities User " + user + ":", " ", 21292 packageName, true, false)) { 21293 dumpState.setTitlePrinted(true); 21294 } 21295 } 21296 } 21297 21298 if (!checkin && dumpState.isDumping(DumpState.DUMP_PREFERRED_XML)) { 21299 pw.flush(); 21300 FileOutputStream fout = new FileOutputStream(fd); 21301 BufferedOutputStream str = new BufferedOutputStream(fout); 21302 XmlSerializer serializer = new FastXmlSerializer(); 21303 try { 21304 serializer.setOutput(str, StandardCharsets.UTF_8.name()); 21305 serializer.startDocument(null, true); 21306 serializer.setFeature( 21307 "http://xmlpull.org/v1/doc/features.html#indent-output", true); 21308 mSettings.writePreferredActivitiesLPr(serializer, 0, fullPreferred); 21309 serializer.endDocument(); 21310 serializer.flush(); 21311 } catch (IllegalArgumentException e) { 21312 pw.println("Failed writing: " + e); 21313 } catch (IllegalStateException e) { 21314 pw.println("Failed writing: " + e); 21315 } catch (IOException e) { 21316 pw.println("Failed writing: " + e); 21317 } 21318 } 21319 21320 if (!checkin 21321 && dumpState.isDumping(DumpState.DUMP_DOMAIN_PREFERRED) 21322 && packageName == null) { 21323 pw.println(); 21324 int count = mSettings.mPackages.size(); 21325 if (count == 0) { 21326 pw.println("No applications!"); 21327 pw.println(); 21328 } else { 21329 final String prefix = " "; 21330 Collection<PackageSetting> allPackageSettings = mSettings.mPackages.values(); 21331 if (allPackageSettings.size() == 0) { 21332 pw.println("No domain preferred apps!"); 21333 pw.println(); 21334 } else { 21335 pw.println("App verification status:"); 21336 pw.println(); 21337 count = 0; 21338 for (PackageSetting ps : allPackageSettings) { 21339 IntentFilterVerificationInfo ivi = ps.getIntentFilterVerificationInfo(); 21340 if (ivi == null || ivi.getPackageName() == null) continue; 21341 pw.println(prefix + "Package: " + ivi.getPackageName()); 21342 pw.println(prefix + "Domains: " + ivi.getDomainsString()); 21343 pw.println(prefix + "Status: " + ivi.getStatusString()); 21344 pw.println(); 21345 count++; 21346 } 21347 if (count == 0) { 21348 pw.println(prefix + "No app verification established."); 21349 pw.println(); 21350 } 21351 for (int userId : sUserManager.getUserIds()) { 21352 pw.println("App linkages for user " + userId + ":"); 21353 pw.println(); 21354 count = 0; 21355 for (PackageSetting ps : allPackageSettings) { 21356 final long status = ps.getDomainVerificationStatusForUser(userId); 21357 if (status >> 32 == INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_UNDEFINED 21358 && !DEBUG_DOMAIN_VERIFICATION) { 21359 continue; 21360 } 21361 pw.println(prefix + "Package: " + ps.name); 21362 pw.println(prefix + "Domains: " + dumpDomainString(ps.name)); 21363 String statusStr = IntentFilterVerificationInfo. 21364 getStatusStringFromValue(status); 21365 pw.println(prefix + "Status: " + statusStr); 21366 pw.println(); 21367 count++; 21368 } 21369 if (count == 0) { 21370 pw.println(prefix + "No configured app linkages."); 21371 pw.println(); 21372 } 21373 } 21374 } 21375 } 21376 } 21377 21378 if (!checkin && dumpState.isDumping(DumpState.DUMP_PERMISSIONS)) { 21379 mSettings.dumpPermissionsLPr(pw, packageName, permissionNames, dumpState); 21380 } 21381 21382 if (!checkin && dumpState.isDumping(DumpState.DUMP_PROVIDERS)) { 21383 boolean printedSomething = false; 21384 for (PackageParser.Provider p : mProviders.mProviders.values()) { 21385 if (packageName != null && !packageName.equals(p.info.packageName)) { 21386 continue; 21387 } 21388 if (!printedSomething) { 21389 if (dumpState.onTitlePrinted()) 21390 pw.println(); 21391 pw.println("Registered ContentProviders:"); 21392 printedSomething = true; 21393 } 21394 pw.print(" "); p.printComponentShortName(pw); pw.println(":"); 21395 pw.print(" "); pw.println(p.toString()); 21396 } 21397 printedSomething = false; 21398 for (Map.Entry<String, PackageParser.Provider> entry : 21399 mProvidersByAuthority.entrySet()) { 21400 PackageParser.Provider p = entry.getValue(); 21401 if (packageName != null && !packageName.equals(p.info.packageName)) { 21402 continue; 21403 } 21404 if (!printedSomething) { 21405 if (dumpState.onTitlePrinted()) 21406 pw.println(); 21407 pw.println("ContentProvider Authorities:"); 21408 printedSomething = true; 21409 } 21410 pw.print(" ["); pw.print(entry.getKey()); pw.println("]:"); 21411 pw.print(" "); pw.println(p.toString()); 21412 if (p.info != null && p.info.applicationInfo != null) { 21413 final String appInfo = p.info.applicationInfo.toString(); 21414 pw.print(" applicationInfo="); pw.println(appInfo); 21415 } 21416 } 21417 } 21418 21419 if (!checkin && dumpState.isDumping(DumpState.DUMP_KEYSETS)) { 21420 mSettings.mKeySetManagerService.dumpLPr(pw, packageName, dumpState); 21421 } 21422 21423 if (dumpState.isDumping(DumpState.DUMP_PACKAGES)) { 21424 mSettings.dumpPackagesLPr(pw, packageName, permissionNames, dumpState, checkin); 21425 } 21426 21427 if (dumpState.isDumping(DumpState.DUMP_SHARED_USERS)) { 21428 mSettings.dumpSharedUsersLPr(pw, packageName, permissionNames, dumpState, checkin); 21429 } 21430 21431 if (dumpState.isDumping(DumpState.DUMP_CHANGES)) { 21432 if (dumpState.onTitlePrinted()) pw.println(); 21433 pw.println("Package Changes:"); 21434 pw.print(" Sequence number="); pw.println(mChangedPackagesSequenceNumber); 21435 final int K = mChangedPackages.size(); 21436 for (int i = 0; i < K; i++) { 21437 final SparseArray<String> changes = mChangedPackages.valueAt(i); 21438 pw.print(" User "); pw.print(mChangedPackages.keyAt(i)); pw.println(":"); 21439 final int N = changes.size(); 21440 if (N == 0) { 21441 pw.print(" "); pw.println("No packages changed"); 21442 } else { 21443 for (int j = 0; j < N; j++) { 21444 final String pkgName = changes.valueAt(j); 21445 final int sequenceNumber = changes.keyAt(j); 21446 pw.print(" "); 21447 pw.print("seq="); 21448 pw.print(sequenceNumber); 21449 pw.print(", package="); 21450 pw.println(pkgName); 21451 } 21452 } 21453 } 21454 } 21455 21456 if (!checkin && dumpState.isDumping(DumpState.DUMP_PERMISSIONS) && packageName == null) { 21457 mSettings.dumpRestoredPermissionGrantsLPr(pw, dumpState); 21458 } 21459 21460 if (!checkin && dumpState.isDumping(DumpState.DUMP_FROZEN) && packageName == null) { 21461 // XXX should handle packageName != null by dumping only install data that 21462 // the given package is involved with. 21463 if (dumpState.onTitlePrinted()) pw.println(); 21464 21465 final IndentingPrintWriter ipw = new IndentingPrintWriter(pw, " ", 120); 21466 ipw.println(); 21467 ipw.println("Frozen packages:"); 21468 ipw.increaseIndent(); 21469 if (mFrozenPackages.size() == 0) { 21470 ipw.println("(none)"); 21471 } else { 21472 for (int i = 0; i < mFrozenPackages.size(); i++) { 21473 ipw.println(mFrozenPackages.valueAt(i)); 21474 } 21475 } 21476 ipw.decreaseIndent(); 21477 } 21478 21479 if (!checkin && dumpState.isDumping(DumpState.DUMP_VOLUMES) && packageName == null) { 21480 if (dumpState.onTitlePrinted()) pw.println(); 21481 21482 final IndentingPrintWriter ipw = new IndentingPrintWriter(pw, " ", 120); 21483 ipw.println(); 21484 ipw.println("Loaded volumes:"); 21485 ipw.increaseIndent(); 21486 if (mLoadedVolumes.size() == 0) { 21487 ipw.println("(none)"); 21488 } else { 21489 for (int i = 0; i < mLoadedVolumes.size(); i++) { 21490 ipw.println(mLoadedVolumes.valueAt(i)); 21491 } 21492 } 21493 ipw.decreaseIndent(); 21494 } 21495 21496 if (!checkin && dumpState.isDumping(DumpState.DUMP_SERVICE_PERMISSIONS) 21497 && packageName == null) { 21498 if (dumpState.onTitlePrinted()) pw.println(); 21499 pw.println("Service permissions:"); 21500 21501 final Iterator<ServiceIntentInfo> filterIterator = mServices.filterIterator(); 21502 while (filterIterator.hasNext()) { 21503 final ServiceIntentInfo info = filterIterator.next(); 21504 final ServiceInfo serviceInfo = info.service.info; 21505 final String permission = serviceInfo.permission; 21506 if (permission != null) { 21507 pw.print(" "); 21508 pw.print(serviceInfo.getComponentName().flattenToShortString()); 21509 pw.print(": "); 21510 pw.println(permission); 21511 } 21512 } 21513 } 21514 21515 if (!checkin && dumpState.isDumping(DumpState.DUMP_DEXOPT)) { 21516 if (dumpState.onTitlePrinted()) pw.println(); 21517 dumpDexoptStateLPr(pw, packageName); 21518 } 21519 21520 if (!checkin && dumpState.isDumping(DumpState.DUMP_COMPILER_STATS)) { 21521 if (dumpState.onTitlePrinted()) pw.println(); 21522 dumpCompilerStatsLPr(pw, packageName); 21523 } 21524 21525 if (!checkin && dumpState.isDumping(DumpState.DUMP_MESSAGES) && packageName == null) { 21526 if (dumpState.onTitlePrinted()) pw.println(); 21527 mSettings.dumpReadMessagesLPr(pw, dumpState); 21528 21529 pw.println(); 21530 pw.println("Package warning messages:"); 21531 dumpCriticalInfo(pw, null); 21532 } 21533 21534 if (checkin && dumpState.isDumping(DumpState.DUMP_MESSAGES)) { 21535 dumpCriticalInfo(pw, "msg,"); 21536 } 21537 } 21538 21539 // PackageInstaller should be called outside of mPackages lock 21540 if (!checkin && dumpState.isDumping(DumpState.DUMP_INSTALLS) && packageName == null) { 21541 // XXX should handle packageName != null by dumping only install data that 21542 // the given package is involved with. 21543 if (dumpState.onTitlePrinted()) pw.println(); 21544 mInstallerService.dump(new IndentingPrintWriter(pw, " ", 120)); 21545 } 21546 } 21547 21548 private void dumpProto(FileDescriptor fd) { 21549 final ProtoOutputStream proto = new ProtoOutputStream(fd); 21550 21551 synchronized (mPackages) { 21552 final long requiredVerifierPackageToken = 21553 proto.start(PackageServiceDumpProto.REQUIRED_VERIFIER_PACKAGE); 21554 proto.write(PackageServiceDumpProto.PackageShortProto.NAME, mRequiredVerifierPackage); 21555 proto.write( 21556 PackageServiceDumpProto.PackageShortProto.UID, 21557 getPackageUid( 21558 mRequiredVerifierPackage, 21559 MATCH_DEBUG_TRIAGED_MISSING, 21560 UserHandle.USER_SYSTEM)); 21561 proto.end(requiredVerifierPackageToken); 21562 21563 if (mIntentFilterVerifierComponent != null) { 21564 String verifierPackageName = mIntentFilterVerifierComponent.getPackageName(); 21565 final long verifierPackageToken = 21566 proto.start(PackageServiceDumpProto.VERIFIER_PACKAGE); 21567 proto.write(PackageServiceDumpProto.PackageShortProto.NAME, verifierPackageName); 21568 proto.write( 21569 PackageServiceDumpProto.PackageShortProto.UID, 21570 getPackageUid( 21571 verifierPackageName, 21572 MATCH_DEBUG_TRIAGED_MISSING, 21573 UserHandle.USER_SYSTEM)); 21574 proto.end(verifierPackageToken); 21575 } 21576 21577 dumpSharedLibrariesProto(proto); 21578 dumpFeaturesProto(proto); 21579 mSettings.dumpPackagesProto(proto); 21580 mSettings.dumpSharedUsersProto(proto); 21581 dumpCriticalInfo(proto); 21582 } 21583 proto.flush(); 21584 } 21585 21586 private void dumpFeaturesProto(ProtoOutputStream proto) { 21587 synchronized (mAvailableFeatures) { 21588 final int count = mAvailableFeatures.size(); 21589 for (int i = 0; i < count; i++) { 21590 mAvailableFeatures.valueAt(i).writeToProto(proto, PackageServiceDumpProto.FEATURES); 21591 } 21592 } 21593 } 21594 21595 private void dumpSharedLibrariesProto(ProtoOutputStream proto) { 21596 final int count = mSharedLibraries.size(); 21597 for (int i = 0; i < count; i++) { 21598 final String libName = mSharedLibraries.keyAt(i); 21599 LongSparseArray<SharedLibraryEntry> versionedLib = mSharedLibraries.get(libName); 21600 if (versionedLib == null) { 21601 continue; 21602 } 21603 final int versionCount = versionedLib.size(); 21604 for (int j = 0; j < versionCount; j++) { 21605 final SharedLibraryEntry libEntry = versionedLib.valueAt(j); 21606 final long sharedLibraryToken = 21607 proto.start(PackageServiceDumpProto.SHARED_LIBRARIES); 21608 proto.write(PackageServiceDumpProto.SharedLibraryProto.NAME, libEntry.info.getName()); 21609 final boolean isJar = (libEntry.path != null); 21610 proto.write(PackageServiceDumpProto.SharedLibraryProto.IS_JAR, isJar); 21611 if (isJar) { 21612 proto.write(PackageServiceDumpProto.SharedLibraryProto.PATH, libEntry.path); 21613 } else { 21614 proto.write(PackageServiceDumpProto.SharedLibraryProto.APK, libEntry.apk); 21615 } 21616 proto.end(sharedLibraryToken); 21617 } 21618 } 21619 } 21620 21621 private void dumpDexoptStateLPr(PrintWriter pw, String packageName) { 21622 final IndentingPrintWriter ipw = new IndentingPrintWriter(pw, " "); 21623 ipw.println(); 21624 ipw.println("Dexopt state:"); 21625 ipw.increaseIndent(); 21626 Collection<PackageParser.Package> packages = null; 21627 if (packageName != null) { 21628 PackageParser.Package targetPackage = mPackages.get(packageName); 21629 if (targetPackage != null) { 21630 packages = Collections.singletonList(targetPackage); 21631 } else { 21632 ipw.println("Unable to find package: " + packageName); 21633 return; 21634 } 21635 } else { 21636 packages = mPackages.values(); 21637 } 21638 21639 for (PackageParser.Package pkg : packages) { 21640 ipw.println("[" + pkg.packageName + "]"); 21641 ipw.increaseIndent(); 21642 mPackageDexOptimizer.dumpDexoptState(ipw, pkg, 21643 mDexManager.getPackageUseInfoOrDefault(pkg.packageName)); 21644 ipw.decreaseIndent(); 21645 } 21646 } 21647 21648 private void dumpCompilerStatsLPr(PrintWriter pw, String packageName) { 21649 final IndentingPrintWriter ipw = new IndentingPrintWriter(pw, " "); 21650 ipw.println(); 21651 ipw.println("Compiler stats:"); 21652 ipw.increaseIndent(); 21653 Collection<PackageParser.Package> packages = null; 21654 if (packageName != null) { 21655 PackageParser.Package targetPackage = mPackages.get(packageName); 21656 if (targetPackage != null) { 21657 packages = Collections.singletonList(targetPackage); 21658 } else { 21659 ipw.println("Unable to find package: " + packageName); 21660 return; 21661 } 21662 } else { 21663 packages = mPackages.values(); 21664 } 21665 21666 for (PackageParser.Package pkg : packages) { 21667 ipw.println("[" + pkg.packageName + "]"); 21668 ipw.increaseIndent(); 21669 21670 CompilerStats.PackageStats stats = getCompilerPackageStats(pkg.packageName); 21671 if (stats == null) { 21672 ipw.println("(No recorded stats)"); 21673 } else { 21674 stats.dump(ipw); 21675 } 21676 ipw.decreaseIndent(); 21677 } 21678 } 21679 21680 private String dumpDomainString(String packageName) { 21681 List<IntentFilterVerificationInfo> iviList = getIntentFilterVerifications(packageName) 21682 .getList(); 21683 List<IntentFilter> filters = getAllIntentFilters(packageName).getList(); 21684 21685 ArraySet<String> result = new ArraySet<>(); 21686 if (iviList.size() > 0) { 21687 for (IntentFilterVerificationInfo ivi : iviList) { 21688 for (String host : ivi.getDomains()) { 21689 result.add(host); 21690 } 21691 } 21692 } 21693 if (filters != null && filters.size() > 0) { 21694 for (IntentFilter filter : filters) { 21695 if (filter.hasCategory(Intent.CATEGORY_BROWSABLE) 21696 && (filter.hasDataScheme(IntentFilter.SCHEME_HTTP) || 21697 filter.hasDataScheme(IntentFilter.SCHEME_HTTPS))) { 21698 result.addAll(filter.getHostsList()); 21699 } 21700 } 21701 } 21702 21703 StringBuilder sb = new StringBuilder(result.size() * 16); 21704 for (String domain : result) { 21705 if (sb.length() > 0) sb.append(" "); 21706 sb.append(domain); 21707 } 21708 return sb.toString(); 21709 } 21710 21711 // ------- apps on sdcard specific code ------- 21712 static final boolean DEBUG_SD_INSTALL = false; 21713 21714 private static final String SD_ENCRYPTION_KEYSTORE_NAME = "AppsOnSD"; 21715 21716 private static final String SD_ENCRYPTION_ALGORITHM = "AES"; 21717 21718 private boolean mMediaMounted = false; 21719 21720 static String getEncryptKey() { 21721 try { 21722 String sdEncKey = SystemKeyStore.getInstance().retrieveKeyHexString( 21723 SD_ENCRYPTION_KEYSTORE_NAME); 21724 if (sdEncKey == null) { 21725 sdEncKey = SystemKeyStore.getInstance().generateNewKeyHexString(128, 21726 SD_ENCRYPTION_ALGORITHM, SD_ENCRYPTION_KEYSTORE_NAME); 21727 if (sdEncKey == null) { 21728 Slog.e(TAG, "Failed to create encryption keys"); 21729 return null; 21730 } 21731 } 21732 return sdEncKey; 21733 } catch (NoSuchAlgorithmException nsae) { 21734 Slog.e(TAG, "Failed to create encryption keys with exception: " + nsae); 21735 return null; 21736 } catch (IOException ioe) { 21737 Slog.e(TAG, "Failed to retrieve encryption keys with exception: " + ioe); 21738 return null; 21739 } 21740 } 21741 21742 private void sendResourcesChangedBroadcast(boolean mediaStatus, boolean replacing, 21743 ArrayList<ApplicationInfo> infos, IIntentReceiver finishedReceiver) { 21744 final int size = infos.size(); 21745 final String[] packageNames = new String[size]; 21746 final int[] packageUids = new int[size]; 21747 for (int i = 0; i < size; i++) { 21748 final ApplicationInfo info = infos.get(i); 21749 packageNames[i] = info.packageName; 21750 packageUids[i] = info.uid; 21751 } 21752 sendResourcesChangedBroadcast(mediaStatus, replacing, packageNames, packageUids, 21753 finishedReceiver); 21754 } 21755 21756 private void sendResourcesChangedBroadcast(boolean mediaStatus, boolean replacing, 21757 ArrayList<String> pkgList, int uidArr[], IIntentReceiver finishedReceiver) { 21758 sendResourcesChangedBroadcast(mediaStatus, replacing, 21759 pkgList.toArray(new String[pkgList.size()]), uidArr, finishedReceiver); 21760 } 21761 21762 private void sendResourcesChangedBroadcast(boolean mediaStatus, boolean replacing, 21763 String[] pkgList, int uidArr[], IIntentReceiver finishedReceiver) { 21764 int size = pkgList.length; 21765 if (size > 0) { 21766 // Send broadcasts here 21767 Bundle extras = new Bundle(); 21768 extras.putStringArray(Intent.EXTRA_CHANGED_PACKAGE_LIST, pkgList); 21769 if (uidArr != null) { 21770 extras.putIntArray(Intent.EXTRA_CHANGED_UID_LIST, uidArr); 21771 } 21772 if (replacing) { 21773 extras.putBoolean(Intent.EXTRA_REPLACING, replacing); 21774 } 21775 String action = mediaStatus ? Intent.ACTION_EXTERNAL_APPLICATIONS_AVAILABLE 21776 : Intent.ACTION_EXTERNAL_APPLICATIONS_UNAVAILABLE; 21777 sendPackageBroadcast(action, null, extras, 0, null, finishedReceiver, null, null); 21778 } 21779 } 21780 21781 private void loadPrivatePackages(final VolumeInfo vol) { 21782 mHandler.post(new Runnable() { 21783 @Override 21784 public void run() { 21785 loadPrivatePackagesInner(vol); 21786 } 21787 }); 21788 } 21789 21790 private void loadPrivatePackagesInner(VolumeInfo vol) { 21791 final String volumeUuid = vol.fsUuid; 21792 if (TextUtils.isEmpty(volumeUuid)) { 21793 Slog.e(TAG, "Loading internal storage is probably a mistake; ignoring"); 21794 return; 21795 } 21796 21797 final ArrayList<PackageFreezer> freezers = new ArrayList<>(); 21798 final ArrayList<ApplicationInfo> loaded = new ArrayList<>(); 21799 final int parseFlags = mDefParseFlags | PackageParser.PARSE_EXTERNAL_STORAGE; 21800 21801 final VersionInfo ver; 21802 final List<PackageSetting> packages; 21803 synchronized (mPackages) { 21804 ver = mSettings.findOrCreateVersion(volumeUuid); 21805 packages = mSettings.getVolumePackagesLPr(volumeUuid); 21806 } 21807 21808 for (PackageSetting ps : packages) { 21809 freezers.add(freezePackage(ps.name, "loadPrivatePackagesInner")); 21810 synchronized (mInstallLock) { 21811 final PackageParser.Package pkg; 21812 try { 21813 pkg = scanPackageTracedLI(ps.codePath, parseFlags, SCAN_INITIAL, 0, null); 21814 loaded.add(pkg.applicationInfo); 21815 21816 } catch (PackageManagerException e) { 21817 Slog.w(TAG, "Failed to scan " + ps.codePath + ": " + e.getMessage()); 21818 } 21819 21820 if (!Build.FINGERPRINT.equals(ver.fingerprint)) { 21821 clearAppDataLIF(ps.pkg, UserHandle.USER_ALL, 21822 StorageManager.FLAG_STORAGE_DE | StorageManager.FLAG_STORAGE_CE 21823 | Installer.FLAG_CLEAR_CODE_CACHE_ONLY); 21824 } 21825 } 21826 } 21827 21828 // Reconcile app data for all started/unlocked users 21829 final StorageManager sm = mContext.getSystemService(StorageManager.class); 21830 final UserManager um = mContext.getSystemService(UserManager.class); 21831 UserManagerInternal umInternal = getUserManagerInternal(); 21832 for (UserInfo user : um.getUsers()) { 21833 final int flags; 21834 if (umInternal.isUserUnlockingOrUnlocked(user.id)) { 21835 flags = StorageManager.FLAG_STORAGE_DE | StorageManager.FLAG_STORAGE_CE; 21836 } else if (umInternal.isUserRunning(user.id)) { 21837 flags = StorageManager.FLAG_STORAGE_DE; 21838 } else { 21839 continue; 21840 } 21841 21842 try { 21843 sm.prepareUserStorage(volumeUuid, user.id, user.serialNumber, flags); 21844 synchronized (mInstallLock) { 21845 reconcileAppsDataLI(volumeUuid, user.id, flags, true /* migrateAppData */); 21846 } 21847 } catch (IllegalStateException e) { 21848 // Device was probably ejected, and we'll process that event momentarily 21849 Slog.w(TAG, "Failed to prepare storage: " + e); 21850 } 21851 } 21852 21853 synchronized (mPackages) { 21854 final boolean sdkUpdated = (ver.sdkVersion != mSdkVersion); 21855 if (sdkUpdated) { 21856 logCriticalInfo(Log.INFO, "Platform changed from " + ver.sdkVersion + " to " 21857 + mSdkVersion + "; regranting permissions for " + volumeUuid); 21858 } 21859 mPermissionManager.updateAllPermissions(volumeUuid, sdkUpdated, mPackages.values(), 21860 mPermissionCallback); 21861 21862 // Yay, everything is now upgraded 21863 ver.forceCurrent(); 21864 21865 mSettings.writeLPr(); 21866 } 21867 21868 for (PackageFreezer freezer : freezers) { 21869 freezer.close(); 21870 } 21871 21872 if (DEBUG_INSTALL) Slog.d(TAG, "Loaded packages " + loaded); 21873 sendResourcesChangedBroadcast(true, false, loaded, null); 21874 mLoadedVolumes.add(vol.getId()); 21875 } 21876 21877 private void unloadPrivatePackages(final VolumeInfo vol) { 21878 mHandler.post(new Runnable() { 21879 @Override 21880 public void run() { 21881 unloadPrivatePackagesInner(vol); 21882 } 21883 }); 21884 } 21885 21886 private void unloadPrivatePackagesInner(VolumeInfo vol) { 21887 final String volumeUuid = vol.fsUuid; 21888 if (TextUtils.isEmpty(volumeUuid)) { 21889 Slog.e(TAG, "Unloading internal storage is probably a mistake; ignoring"); 21890 return; 21891 } 21892 21893 final ArrayList<ApplicationInfo> unloaded = new ArrayList<>(); 21894 synchronized (mInstallLock) { 21895 synchronized (mPackages) { 21896 final List<PackageSetting> packages = mSettings.getVolumePackagesLPr(volumeUuid); 21897 for (PackageSetting ps : packages) { 21898 if (ps.pkg == null) continue; 21899 21900 final ApplicationInfo info = ps.pkg.applicationInfo; 21901 final int deleteFlags = PackageManager.DELETE_KEEP_DATA; 21902 final PackageRemovedInfo outInfo = new PackageRemovedInfo(this); 21903 21904 try (PackageFreezer freezer = freezePackageForDelete(ps.name, deleteFlags, 21905 "unloadPrivatePackagesInner")) { 21906 if (deletePackageLIF(ps.name, null, false, null, deleteFlags, outInfo, 21907 false, null)) { 21908 unloaded.add(info); 21909 } else { 21910 Slog.w(TAG, "Failed to unload " + ps.codePath); 21911 } 21912 } 21913 21914 // Try very hard to release any references to this package 21915 // so we don't risk the system server being killed due to 21916 // open FDs 21917 AttributeCache.instance().removePackage(ps.name); 21918 } 21919 21920 mSettings.writeLPr(); 21921 } 21922 } 21923 21924 if (DEBUG_INSTALL) Slog.d(TAG, "Unloaded packages " + unloaded); 21925 sendResourcesChangedBroadcast(false, false, unloaded, null); 21926 mLoadedVolumes.remove(vol.getId()); 21927 21928 // Try very hard to release any references to this path so we don't risk 21929 // the system server being killed due to open FDs 21930 ResourcesManager.getInstance().invalidatePath(vol.getPath().getAbsolutePath()); 21931 21932 for (int i = 0; i < 3; i++) { 21933 System.gc(); 21934 System.runFinalization(); 21935 } 21936 } 21937 21938 private void assertPackageKnown(String volumeUuid, String packageName) 21939 throws PackageManagerException { 21940 synchronized (mPackages) { 21941 // Normalize package name to handle renamed packages 21942 packageName = normalizePackageNameLPr(packageName); 21943 21944 final PackageSetting ps = mSettings.mPackages.get(packageName); 21945 if (ps == null) { 21946 throw new PackageManagerException("Package " + packageName + " is unknown"); 21947 } else if (!TextUtils.equals(volumeUuid, ps.volumeUuid)) { 21948 throw new PackageManagerException( 21949 "Package " + packageName + " found on unknown volume " + volumeUuid 21950 + "; expected volume " + ps.volumeUuid); 21951 } 21952 } 21953 } 21954 21955 private void assertPackageKnownAndInstalled(String volumeUuid, String packageName, int userId) 21956 throws PackageManagerException { 21957 synchronized (mPackages) { 21958 // Normalize package name to handle renamed packages 21959 packageName = normalizePackageNameLPr(packageName); 21960 21961 final PackageSetting ps = mSettings.mPackages.get(packageName); 21962 if (ps == null) { 21963 throw new PackageManagerException("Package " + packageName + " is unknown"); 21964 } else if (!TextUtils.equals(volumeUuid, ps.volumeUuid)) { 21965 throw new PackageManagerException( 21966 "Package " + packageName + " found on unknown volume " + volumeUuid 21967 + "; expected volume " + ps.volumeUuid); 21968 } else if (!ps.getInstalled(userId)) { 21969 throw new PackageManagerException( 21970 "Package " + packageName + " not installed for user " + userId); 21971 } 21972 } 21973 } 21974 21975 private List<String> collectAbsoluteCodePaths() { 21976 synchronized (mPackages) { 21977 List<String> codePaths = new ArrayList<>(); 21978 final int packageCount = mSettings.mPackages.size(); 21979 for (int i = 0; i < packageCount; i++) { 21980 final PackageSetting ps = mSettings.mPackages.valueAt(i); 21981 codePaths.add(ps.codePath.getAbsolutePath()); 21982 } 21983 return codePaths; 21984 } 21985 } 21986 21987 /** 21988 * Examine all apps present on given mounted volume, and destroy apps that 21989 * aren't expected, either due to uninstallation or reinstallation on 21990 * another volume. 21991 */ 21992 private void reconcileApps(String volumeUuid) { 21993 List<String> absoluteCodePaths = collectAbsoluteCodePaths(); 21994 List<File> filesToDelete = null; 21995 21996 final File[] files = FileUtils.listFilesOrEmpty( 21997 Environment.getDataAppDirectory(volumeUuid)); 21998 for (File file : files) { 21999 final boolean isPackage = (isApkFile(file) || file.isDirectory()) 22000 && !PackageInstallerService.isStageName(file.getName()); 22001 if (!isPackage) { 22002 // Ignore entries which are not packages 22003 continue; 22004 } 22005 22006 String absolutePath = file.getAbsolutePath(); 22007 22008 boolean pathValid = false; 22009 final int absoluteCodePathCount = absoluteCodePaths.size(); 22010 for (int i = 0; i < absoluteCodePathCount; i++) { 22011 String absoluteCodePath = absoluteCodePaths.get(i); 22012 if (absolutePath.startsWith(absoluteCodePath)) { 22013 pathValid = true; 22014 break; 22015 } 22016 } 22017 22018 if (!pathValid) { 22019 if (filesToDelete == null) { 22020 filesToDelete = new ArrayList<>(); 22021 } 22022 filesToDelete.add(file); 22023 } 22024 } 22025 22026 if (filesToDelete != null) { 22027 final int fileToDeleteCount = filesToDelete.size(); 22028 for (int i = 0; i < fileToDeleteCount; i++) { 22029 File fileToDelete = filesToDelete.get(i); 22030 logCriticalInfo(Log.WARN, "Destroying orphaned" + fileToDelete); 22031 synchronized (mInstallLock) { 22032 removeCodePathLI(fileToDelete); 22033 } 22034 } 22035 } 22036 } 22037 22038 /** 22039 * Reconcile all app data for the given user. 22040 * <p> 22041 * Verifies that directories exist and that ownership and labeling is 22042 * correct for all installed apps on all mounted volumes. 22043 */ 22044 void reconcileAppsData(int userId, int flags, boolean migrateAppsData) { 22045 final StorageManager storage = mContext.getSystemService(StorageManager.class); 22046 for (VolumeInfo vol : storage.getWritablePrivateVolumes()) { 22047 final String volumeUuid = vol.getFsUuid(); 22048 synchronized (mInstallLock) { 22049 reconcileAppsDataLI(volumeUuid, userId, flags, migrateAppsData); 22050 } 22051 } 22052 } 22053 22054 private void reconcileAppsDataLI(String volumeUuid, int userId, int flags, 22055 boolean migrateAppData) { 22056 reconcileAppsDataLI(volumeUuid, userId, flags, migrateAppData, false /* onlyCoreApps */); 22057 } 22058 22059 /** 22060 * Reconcile all app data on given mounted volume. 22061 * <p> 22062 * Destroys app data that isn't expected, either due to uninstallation or 22063 * reinstallation on another volume. 22064 * <p> 22065 * Verifies that directories exist and that ownership and labeling is 22066 * correct for all installed apps. 22067 * @returns list of skipped non-core packages (if {@code onlyCoreApps} is true) 22068 */ 22069 private List<String> reconcileAppsDataLI(String volumeUuid, int userId, int flags, 22070 boolean migrateAppData, boolean onlyCoreApps) { 22071 Slog.v(TAG, "reconcileAppsData for " + volumeUuid + " u" + userId + " 0x" 22072 + Integer.toHexString(flags) + " migrateAppData=" + migrateAppData); 22073 List<String> result = onlyCoreApps ? new ArrayList<>() : null; 22074 22075 final File ceDir = Environment.getDataUserCeDirectory(volumeUuid, userId); 22076 final File deDir = Environment.getDataUserDeDirectory(volumeUuid, userId); 22077 22078 // First look for stale data that doesn't belong, and check if things 22079 // have changed since we did our last restorecon 22080 if ((flags & StorageManager.FLAG_STORAGE_CE) != 0) { 22081 if (StorageManager.isFileEncryptedNativeOrEmulated() 22082 && !StorageManager.isUserKeyUnlocked(userId)) { 22083 throw new RuntimeException( 22084 "Yikes, someone asked us to reconcile CE storage while " + userId 22085 + " was still locked; this would have caused massive data loss!"); 22086 } 22087 22088 final File[] files = FileUtils.listFilesOrEmpty(ceDir); 22089 for (File file : files) { 22090 final String packageName = file.getName(); 22091 try { 22092 assertPackageKnownAndInstalled(volumeUuid, packageName, userId); 22093 } catch (PackageManagerException e) { 22094 logCriticalInfo(Log.WARN, "Destroying " + file + " due to: " + e); 22095 try { 22096 mInstaller.destroyAppData(volumeUuid, packageName, userId, 22097 StorageManager.FLAG_STORAGE_CE, 0); 22098 } catch (InstallerException e2) { 22099 logCriticalInfo(Log.WARN, "Failed to destroy: " + e2); 22100 } 22101 } 22102 } 22103 } 22104 if ((flags & StorageManager.FLAG_STORAGE_DE) != 0) { 22105 final File[] files = FileUtils.listFilesOrEmpty(deDir); 22106 for (File file : files) { 22107 final String packageName = file.getName(); 22108 try { 22109 assertPackageKnownAndInstalled(volumeUuid, packageName, userId); 22110 } catch (PackageManagerException e) { 22111 logCriticalInfo(Log.WARN, "Destroying " + file + " due to: " + e); 22112 try { 22113 mInstaller.destroyAppData(volumeUuid, packageName, userId, 22114 StorageManager.FLAG_STORAGE_DE, 0); 22115 } catch (InstallerException e2) { 22116 logCriticalInfo(Log.WARN, "Failed to destroy: " + e2); 22117 } 22118 } 22119 } 22120 } 22121 22122 // Ensure that data directories are ready to roll for all packages 22123 // installed for this volume and user 22124 final List<PackageSetting> packages; 22125 synchronized (mPackages) { 22126 packages = mSettings.getVolumePackagesLPr(volumeUuid); 22127 } 22128 int preparedCount = 0; 22129 for (PackageSetting ps : packages) { 22130 final String packageName = ps.name; 22131 if (ps.pkg == null) { 22132 Slog.w(TAG, "Odd, missing scanned package " + packageName); 22133 // TODO: might be due to legacy ASEC apps; we should circle back 22134 // and reconcile again once they're scanned 22135 continue; 22136 } 22137 // Skip non-core apps if requested 22138 if (onlyCoreApps && !ps.pkg.coreApp) { 22139 result.add(packageName); 22140 continue; 22141 } 22142 22143 if (ps.getInstalled(userId)) { 22144 prepareAppDataAndMigrateLIF(ps.pkg, userId, flags, migrateAppData); 22145 preparedCount++; 22146 } 22147 } 22148 22149 Slog.v(TAG, "reconcileAppsData finished " + preparedCount + " packages"); 22150 return result; 22151 } 22152 22153 /** 22154 * Prepare app data for the given app just after it was installed or 22155 * upgraded. This method carefully only touches users that it's installed 22156 * for, and it forces a restorecon to handle any seinfo changes. 22157 * <p> 22158 * Verifies that directories exist and that ownership and labeling is 22159 * correct for all installed apps. If there is an ownership mismatch, it 22160 * will try recovering system apps by wiping data; third-party app data is 22161 * left intact. 22162 * <p> 22163 * <em>Note: To avoid a deadlock, do not call this method with {@code mPackages} lock held</em> 22164 */ 22165 private void prepareAppDataAfterInstallLIF(PackageParser.Package pkg) { 22166 final PackageSetting ps; 22167 synchronized (mPackages) { 22168 ps = mSettings.mPackages.get(pkg.packageName); 22169 mSettings.writeKernelMappingLPr(ps); 22170 } 22171 22172 final UserManager um = mContext.getSystemService(UserManager.class); 22173 UserManagerInternal umInternal = getUserManagerInternal(); 22174 for (UserInfo user : um.getUsers()) { 22175 final int flags; 22176 if (umInternal.isUserUnlockingOrUnlocked(user.id)) { 22177 flags = StorageManager.FLAG_STORAGE_DE | StorageManager.FLAG_STORAGE_CE; 22178 } else if (umInternal.isUserRunning(user.id)) { 22179 flags = StorageManager.FLAG_STORAGE_DE; 22180 } else { 22181 continue; 22182 } 22183 22184 if (ps.getInstalled(user.id)) { 22185 // TODO: when user data is locked, mark that we're still dirty 22186 prepareAppDataLIF(pkg, user.id, flags); 22187 } 22188 } 22189 } 22190 22191 /** 22192 * Prepare app data for the given app. 22193 * <p> 22194 * Verifies that directories exist and that ownership and labeling is 22195 * correct for all installed apps. If there is an ownership mismatch, this 22196 * will try recovering system apps by wiping data; third-party app data is 22197 * left intact. 22198 */ 22199 private void prepareAppDataLIF(PackageParser.Package pkg, int userId, int flags) { 22200 if (pkg == null) { 22201 Slog.wtf(TAG, "Package was null!", new Throwable()); 22202 return; 22203 } 22204 prepareAppDataLeafLIF(pkg, userId, flags); 22205 final int childCount = (pkg.childPackages != null) ? pkg.childPackages.size() : 0; 22206 for (int i = 0; i < childCount; i++) { 22207 prepareAppDataLeafLIF(pkg.childPackages.get(i), userId, flags); 22208 } 22209 } 22210 22211 private void prepareAppDataAndMigrateLIF(PackageParser.Package pkg, int userId, int flags, 22212 boolean maybeMigrateAppData) { 22213 prepareAppDataLIF(pkg, userId, flags); 22214 22215 if (maybeMigrateAppData && maybeMigrateAppDataLIF(pkg, userId)) { 22216 // We may have just shuffled around app data directories, so 22217 // prepare them one more time 22218 prepareAppDataLIF(pkg, userId, flags); 22219 } 22220 } 22221 22222 private void prepareAppDataLeafLIF(PackageParser.Package pkg, int userId, int flags) { 22223 if (DEBUG_APP_DATA) { 22224 Slog.v(TAG, "prepareAppData for " + pkg.packageName + " u" + userId + " 0x" 22225 + Integer.toHexString(flags)); 22226 } 22227 22228 final String volumeUuid = pkg.volumeUuid; 22229 final String packageName = pkg.packageName; 22230 final ApplicationInfo app = pkg.applicationInfo; 22231 final int appId = UserHandle.getAppId(app.uid); 22232 22233 Preconditions.checkNotNull(app.seInfo); 22234 22235 long ceDataInode = -1; 22236 try { 22237 ceDataInode = mInstaller.createAppData(volumeUuid, packageName, userId, flags, 22238 appId, app.seInfo, app.targetSdkVersion); 22239 } catch (InstallerException e) { 22240 if (app.isSystemApp()) { 22241 logCriticalInfo(Log.ERROR, "Failed to create app data for " + packageName 22242 + ", but trying to recover: " + e); 22243 destroyAppDataLeafLIF(pkg, userId, flags); 22244 try { 22245 ceDataInode = mInstaller.createAppData(volumeUuid, packageName, userId, flags, 22246 appId, app.seInfo, app.targetSdkVersion); 22247 logCriticalInfo(Log.DEBUG, "Recovery succeeded!"); 22248 } catch (InstallerException e2) { 22249 logCriticalInfo(Log.DEBUG, "Recovery failed!"); 22250 } 22251 } else { 22252 Slog.e(TAG, "Failed to create app data for " + packageName + ": " + e); 22253 } 22254 } 22255 // Prepare the application profiles only for upgrades and first boot (so that we don't 22256 // repeat the same operation at each boot). 22257 // We only have to cover the upgrade and first boot here because for app installs we 22258 // prepare the profiles before invoking dexopt (in installPackageLI). 22259 // 22260 // We also have to cover non system users because we do not call the usual install package 22261 // methods for them. 22262 if (mIsUpgrade || mFirstBoot || (userId != UserHandle.USER_SYSTEM)) { 22263 mArtManagerService.prepareAppProfiles(pkg, userId); 22264 } 22265 22266 if ((flags & StorageManager.FLAG_STORAGE_CE) != 0 && ceDataInode != -1) { 22267 // TODO: mark this structure as dirty so we persist it! 22268 synchronized (mPackages) { 22269 final PackageSetting ps = mSettings.mPackages.get(packageName); 22270 if (ps != null) { 22271 ps.setCeDataInode(ceDataInode, userId); 22272 } 22273 } 22274 } 22275 22276 prepareAppDataContentsLeafLIF(pkg, userId, flags); 22277 } 22278 22279 private void prepareAppDataContentsLIF(PackageParser.Package pkg, int userId, int flags) { 22280 if (pkg == null) { 22281 Slog.wtf(TAG, "Package was null!", new Throwable()); 22282 return; 22283 } 22284 prepareAppDataContentsLeafLIF(pkg, userId, flags); 22285 final int childCount = (pkg.childPackages != null) ? pkg.childPackages.size() : 0; 22286 for (int i = 0; i < childCount; i++) { 22287 prepareAppDataContentsLeafLIF(pkg.childPackages.get(i), userId, flags); 22288 } 22289 } 22290 22291 private void prepareAppDataContentsLeafLIF(PackageParser.Package pkg, int userId, int flags) { 22292 final String volumeUuid = pkg.volumeUuid; 22293 final String packageName = pkg.packageName; 22294 final ApplicationInfo app = pkg.applicationInfo; 22295 22296 if ((flags & StorageManager.FLAG_STORAGE_CE) != 0) { 22297 // Create a native library symlink only if we have native libraries 22298 // and if the native libraries are 32 bit libraries. We do not provide 22299 // this symlink for 64 bit libraries. 22300 if (app.primaryCpuAbi != null && !VMRuntime.is64BitAbi(app.primaryCpuAbi)) { 22301 final String nativeLibPath = app.nativeLibraryDir; 22302 try { 22303 mInstaller.linkNativeLibraryDirectory(volumeUuid, packageName, 22304 nativeLibPath, userId); 22305 } catch (InstallerException e) { 22306 Slog.e(TAG, "Failed to link native for " + packageName + ": " + e); 22307 } 22308 } 22309 } 22310 } 22311 22312 /** 22313 * For system apps on non-FBE devices, this method migrates any existing 22314 * CE/DE data to match the {@code defaultToDeviceProtectedStorage} flag 22315 * requested by the app. 22316 */ 22317 private boolean maybeMigrateAppDataLIF(PackageParser.Package pkg, int userId) { 22318 if (pkg.isSystem() && !StorageManager.isFileEncryptedNativeOrEmulated() 22319 && PackageManager.APPLY_DEFAULT_TO_DEVICE_PROTECTED_STORAGE) { 22320 final int storageTarget = pkg.applicationInfo.isDefaultToDeviceProtectedStorage() 22321 ? StorageManager.FLAG_STORAGE_DE : StorageManager.FLAG_STORAGE_CE; 22322 try { 22323 mInstaller.migrateAppData(pkg.volumeUuid, pkg.packageName, userId, 22324 storageTarget); 22325 } catch (InstallerException e) { 22326 logCriticalInfo(Log.WARN, 22327 "Failed to migrate " + pkg.packageName + ": " + e.getMessage()); 22328 } 22329 return true; 22330 } else { 22331 return false; 22332 } 22333 } 22334 22335 public PackageFreezer freezePackage(String packageName, String killReason) { 22336 return freezePackage(packageName, UserHandle.USER_ALL, killReason); 22337 } 22338 22339 public PackageFreezer freezePackage(String packageName, int userId, String killReason) { 22340 return new PackageFreezer(packageName, userId, killReason); 22341 } 22342 22343 public PackageFreezer freezePackageForInstall(String packageName, int installFlags, 22344 String killReason) { 22345 return freezePackageForInstall(packageName, UserHandle.USER_ALL, installFlags, killReason); 22346 } 22347 22348 public PackageFreezer freezePackageForInstall(String packageName, int userId, int installFlags, 22349 String killReason) { 22350 if ((installFlags & PackageManager.INSTALL_DONT_KILL_APP) != 0) { 22351 return new PackageFreezer(); 22352 } else { 22353 return freezePackage(packageName, userId, killReason); 22354 } 22355 } 22356 22357 public PackageFreezer freezePackageForDelete(String packageName, int deleteFlags, 22358 String killReason) { 22359 return freezePackageForDelete(packageName, UserHandle.USER_ALL, deleteFlags, killReason); 22360 } 22361 22362 public PackageFreezer freezePackageForDelete(String packageName, int userId, int deleteFlags, 22363 String killReason) { 22364 if ((deleteFlags & PackageManager.DELETE_DONT_KILL_APP) != 0) { 22365 return new PackageFreezer(); 22366 } else { 22367 return freezePackage(packageName, userId, killReason); 22368 } 22369 } 22370 22371 /** 22372 * Class that freezes and kills the given package upon creation, and 22373 * unfreezes it upon closing. This is typically used when doing surgery on 22374 * app code/data to prevent the app from running while you're working. 22375 */ 22376 private class PackageFreezer implements AutoCloseable { 22377 private final String mPackageName; 22378 private final PackageFreezer[] mChildren; 22379 22380 private final boolean mWeFroze; 22381 22382 private final AtomicBoolean mClosed = new AtomicBoolean(); 22383 private final CloseGuard mCloseGuard = CloseGuard.get(); 22384 22385 /** 22386 * Create and return a stub freezer that doesn't actually do anything, 22387 * typically used when someone requested 22388 * {@link PackageManager#INSTALL_DONT_KILL_APP} or 22389 * {@link PackageManager#DELETE_DONT_KILL_APP}. 22390 */ 22391 public PackageFreezer() { 22392 mPackageName = null; 22393 mChildren = null; 22394 mWeFroze = false; 22395 mCloseGuard.open("close"); 22396 } 22397 22398 public PackageFreezer(String packageName, int userId, String killReason) { 22399 synchronized (mPackages) { 22400 mPackageName = packageName; 22401 mWeFroze = mFrozenPackages.add(mPackageName); 22402 22403 final PackageSetting ps = mSettings.mPackages.get(mPackageName); 22404 if (ps != null) { 22405 killApplication(ps.name, ps.appId, userId, killReason); 22406 } 22407 22408 final PackageParser.Package p = mPackages.get(packageName); 22409 if (p != null && p.childPackages != null) { 22410 final int N = p.childPackages.size(); 22411 mChildren = new PackageFreezer[N]; 22412 for (int i = 0; i < N; i++) { 22413 mChildren[i] = new PackageFreezer(p.childPackages.get(i).packageName, 22414 userId, killReason); 22415 } 22416 } else { 22417 mChildren = null; 22418 } 22419 } 22420 mCloseGuard.open("close"); 22421 } 22422 22423 @Override 22424 protected void finalize() throws Throwable { 22425 try { 22426 if (mCloseGuard != null) { 22427 mCloseGuard.warnIfOpen(); 22428 } 22429 22430 close(); 22431 } finally { 22432 super.finalize(); 22433 } 22434 } 22435 22436 @Override 22437 public void close() { 22438 mCloseGuard.close(); 22439 if (mClosed.compareAndSet(false, true)) { 22440 synchronized (mPackages) { 22441 if (mWeFroze) { 22442 mFrozenPackages.remove(mPackageName); 22443 } 22444 22445 if (mChildren != null) { 22446 for (PackageFreezer freezer : mChildren) { 22447 freezer.close(); 22448 } 22449 } 22450 } 22451 } 22452 } 22453 } 22454 22455 /** 22456 * Verify that given package is currently frozen. 22457 */ 22458 private void checkPackageFrozen(String packageName) { 22459 synchronized (mPackages) { 22460 if (!mFrozenPackages.contains(packageName)) { 22461 Slog.wtf(TAG, "Expected " + packageName + " to be frozen!", new Throwable()); 22462 } 22463 } 22464 } 22465 22466 @Override 22467 public int movePackage(final String packageName, final String volumeUuid) { 22468 mContext.enforceCallingOrSelfPermission(android.Manifest.permission.MOVE_PACKAGE, null); 22469 22470 final int callingUid = Binder.getCallingUid(); 22471 final UserHandle user = new UserHandle(UserHandle.getUserId(callingUid)); 22472 final int moveId = mNextMoveId.getAndIncrement(); 22473 mHandler.post(new Runnable() { 22474 @Override 22475 public void run() { 22476 try { 22477 movePackageInternal(packageName, volumeUuid, moveId, callingUid, user); 22478 } catch (PackageManagerException e) { 22479 Slog.w(TAG, "Failed to move " + packageName, e); 22480 mMoveCallbacks.notifyStatusChanged(moveId, e.error); 22481 } 22482 } 22483 }); 22484 return moveId; 22485 } 22486 22487 private void movePackageInternal(final String packageName, final String volumeUuid, 22488 final int moveId, final int callingUid, UserHandle user) 22489 throws PackageManagerException { 22490 final StorageManager storage = mContext.getSystemService(StorageManager.class); 22491 final PackageManager pm = mContext.getPackageManager(); 22492 22493 final boolean currentAsec; 22494 final String currentVolumeUuid; 22495 final File codeFile; 22496 final String installerPackageName; 22497 final String packageAbiOverride; 22498 final int appId; 22499 final String seinfo; 22500 final String label; 22501 final int targetSdkVersion; 22502 final PackageFreezer freezer; 22503 final int[] installedUserIds; 22504 22505 // reader 22506 synchronized (mPackages) { 22507 final PackageParser.Package pkg = mPackages.get(packageName); 22508 final PackageSetting ps = mSettings.mPackages.get(packageName); 22509 if (pkg == null 22510 || ps == null 22511 || filterAppAccessLPr(ps, callingUid, user.getIdentifier())) { 22512 throw new PackageManagerException(MOVE_FAILED_DOESNT_EXIST, "Missing package"); 22513 } 22514 if (pkg.applicationInfo.isSystemApp()) { 22515 throw new PackageManagerException(MOVE_FAILED_SYSTEM_PACKAGE, 22516 "Cannot move system application"); 22517 } 22518 22519 final boolean isInternalStorage = VolumeInfo.ID_PRIVATE_INTERNAL.equals(volumeUuid); 22520 final boolean allow3rdPartyOnInternal = mContext.getResources().getBoolean( 22521 com.android.internal.R.bool.config_allow3rdPartyAppOnInternal); 22522 if (isInternalStorage && !allow3rdPartyOnInternal) { 22523 throw new PackageManagerException(MOVE_FAILED_3RD_PARTY_NOT_ALLOWED_ON_INTERNAL, 22524 "3rd party apps are not allowed on internal storage"); 22525 } 22526 22527 if (pkg.applicationInfo.isExternalAsec()) { 22528 currentAsec = true; 22529 currentVolumeUuid = StorageManager.UUID_PRIMARY_PHYSICAL; 22530 } else if (pkg.applicationInfo.isForwardLocked()) { 22531 currentAsec = true; 22532 currentVolumeUuid = "forward_locked"; 22533 } else { 22534 currentAsec = false; 22535 currentVolumeUuid = ps.volumeUuid; 22536 22537 final File probe = new File(pkg.codePath); 22538 final File probeOat = new File(probe, "oat"); 22539 if (!probe.isDirectory() || !probeOat.isDirectory()) { 22540 throw new PackageManagerException(MOVE_FAILED_INTERNAL_ERROR, 22541 "Move only supported for modern cluster style installs"); 22542 } 22543 } 22544 22545 if (Objects.equals(currentVolumeUuid, volumeUuid)) { 22546 throw new PackageManagerException(MOVE_FAILED_INTERNAL_ERROR, 22547 "Package already moved to " + volumeUuid); 22548 } 22549 if (pkg.applicationInfo.isInternal() && isPackageDeviceAdminOnAnyUser(packageName)) { 22550 throw new PackageManagerException(MOVE_FAILED_DEVICE_ADMIN, 22551 "Device admin cannot be moved"); 22552 } 22553 22554 if (mFrozenPackages.contains(packageName)) { 22555 throw new PackageManagerException(MOVE_FAILED_OPERATION_PENDING, 22556 "Failed to move already frozen package"); 22557 } 22558 22559 codeFile = new File(pkg.codePath); 22560 installerPackageName = ps.installerPackageName; 22561 packageAbiOverride = ps.cpuAbiOverrideString; 22562 appId = UserHandle.getAppId(pkg.applicationInfo.uid); 22563 seinfo = pkg.applicationInfo.seInfo; 22564 label = String.valueOf(pm.getApplicationLabel(pkg.applicationInfo)); 22565 targetSdkVersion = pkg.applicationInfo.targetSdkVersion; 22566 freezer = freezePackage(packageName, "movePackageInternal"); 22567 installedUserIds = ps.queryInstalledUsers(sUserManager.getUserIds(), true); 22568 } 22569 22570 final Bundle extras = new Bundle(); 22571 extras.putString(Intent.EXTRA_PACKAGE_NAME, packageName); 22572 extras.putString(Intent.EXTRA_TITLE, label); 22573 mMoveCallbacks.notifyCreated(moveId, extras); 22574 22575 int installFlags; 22576 final boolean moveCompleteApp; 22577 final File measurePath; 22578 22579 if (Objects.equals(StorageManager.UUID_PRIVATE_INTERNAL, volumeUuid)) { 22580 installFlags = INSTALL_INTERNAL; 22581 moveCompleteApp = !currentAsec; 22582 measurePath = Environment.getDataAppDirectory(volumeUuid); 22583 } else if (Objects.equals(StorageManager.UUID_PRIMARY_PHYSICAL, volumeUuid)) { 22584 installFlags = INSTALL_EXTERNAL; 22585 moveCompleteApp = false; 22586 measurePath = storage.getPrimaryPhysicalVolume().getPath(); 22587 } else { 22588 final VolumeInfo volume = storage.findVolumeByUuid(volumeUuid); 22589 if (volume == null || volume.getType() != VolumeInfo.TYPE_PRIVATE 22590 || !volume.isMountedWritable()) { 22591 freezer.close(); 22592 throw new PackageManagerException(MOVE_FAILED_INTERNAL_ERROR, 22593 "Move location not mounted private volume"); 22594 } 22595 22596 Preconditions.checkState(!currentAsec); 22597 22598 installFlags = INSTALL_INTERNAL; 22599 moveCompleteApp = true; 22600 measurePath = Environment.getDataAppDirectory(volumeUuid); 22601 } 22602 22603 // If we're moving app data around, we need all the users unlocked 22604 if (moveCompleteApp) { 22605 for (int userId : installedUserIds) { 22606 if (StorageManager.isFileEncryptedNativeOrEmulated() 22607 && !StorageManager.isUserKeyUnlocked(userId)) { 22608 throw new PackageManagerException(MOVE_FAILED_LOCKED_USER, 22609 "User " + userId + " must be unlocked"); 22610 } 22611 } 22612 } 22613 22614 final PackageStats stats = new PackageStats(null, -1); 22615 synchronized (mInstaller) { 22616 for (int userId : installedUserIds) { 22617 if (!getPackageSizeInfoLI(packageName, userId, stats)) { 22618 freezer.close(); 22619 throw new PackageManagerException(MOVE_FAILED_INTERNAL_ERROR, 22620 "Failed to measure package size"); 22621 } 22622 } 22623 } 22624 22625 if (DEBUG_INSTALL) Slog.d(TAG, "Measured code size " + stats.codeSize + ", data size " 22626 + stats.dataSize); 22627 22628 final long startFreeBytes = measurePath.getUsableSpace(); 22629 final long sizeBytes; 22630 if (moveCompleteApp) { 22631 sizeBytes = stats.codeSize + stats.dataSize; 22632 } else { 22633 sizeBytes = stats.codeSize; 22634 } 22635 22636 if (sizeBytes > storage.getStorageBytesUntilLow(measurePath)) { 22637 freezer.close(); 22638 throw new PackageManagerException(MOVE_FAILED_INTERNAL_ERROR, 22639 "Not enough free space to move"); 22640 } 22641 22642 mMoveCallbacks.notifyStatusChanged(moveId, 10); 22643 22644 final CountDownLatch installedLatch = new CountDownLatch(1); 22645 final IPackageInstallObserver2 installObserver = new IPackageInstallObserver2.Stub() { 22646 @Override 22647 public void onUserActionRequired(Intent intent) throws RemoteException { 22648 throw new IllegalStateException(); 22649 } 22650 22651 @Override 22652 public void onPackageInstalled(String basePackageName, int returnCode, String msg, 22653 Bundle extras) throws RemoteException { 22654 if (DEBUG_INSTALL) Slog.d(TAG, "Install result for move: " 22655 + PackageManager.installStatusToString(returnCode, msg)); 22656 22657 installedLatch.countDown(); 22658 freezer.close(); 22659 22660 final int status = PackageManager.installStatusToPublicStatus(returnCode); 22661 switch (status) { 22662 case PackageInstaller.STATUS_SUCCESS: 22663 mMoveCallbacks.notifyStatusChanged(moveId, 22664 PackageManager.MOVE_SUCCEEDED); 22665 break; 22666 case PackageInstaller.STATUS_FAILURE_STORAGE: 22667 mMoveCallbacks.notifyStatusChanged(moveId, 22668 PackageManager.MOVE_FAILED_INSUFFICIENT_STORAGE); 22669 break; 22670 default: 22671 mMoveCallbacks.notifyStatusChanged(moveId, 22672 PackageManager.MOVE_FAILED_INTERNAL_ERROR); 22673 break; 22674 } 22675 } 22676 }; 22677 22678 final MoveInfo move; 22679 if (moveCompleteApp) { 22680 // Kick off a thread to report progress estimates 22681 new Thread() { 22682 @Override 22683 public void run() { 22684 while (true) { 22685 try { 22686 if (installedLatch.await(1, TimeUnit.SECONDS)) { 22687 break; 22688 } 22689 } catch (InterruptedException ignored) { 22690 } 22691 22692 final long deltaFreeBytes = startFreeBytes - measurePath.getUsableSpace(); 22693 final int progress = 10 + (int) MathUtils.constrain( 22694 ((deltaFreeBytes * 80) / sizeBytes), 0, 80); 22695 mMoveCallbacks.notifyStatusChanged(moveId, progress); 22696 } 22697 } 22698 }.start(); 22699 22700 final String dataAppName = codeFile.getName(); 22701 move = new MoveInfo(moveId, currentVolumeUuid, volumeUuid, packageName, 22702 dataAppName, appId, seinfo, targetSdkVersion); 22703 } else { 22704 move = null; 22705 } 22706 22707 installFlags |= PackageManager.INSTALL_REPLACE_EXISTING; 22708 22709 final Message msg = mHandler.obtainMessage(INIT_COPY); 22710 final OriginInfo origin = OriginInfo.fromExistingFile(codeFile); 22711 final InstallParams params = new InstallParams(origin, move, installObserver, installFlags, 22712 installerPackageName, volumeUuid, null /*verificationInfo*/, user, 22713 packageAbiOverride, null /*grantedPermissions*/, 22714 PackageParser.SigningDetails.UNKNOWN, PackageManager.INSTALL_REASON_UNKNOWN); 22715 params.setTraceMethod("movePackage").setTraceCookie(System.identityHashCode(params)); 22716 msg.obj = params; 22717 22718 Trace.asyncTraceBegin(TRACE_TAG_PACKAGE_MANAGER, "movePackage", 22719 System.identityHashCode(msg.obj)); 22720 Trace.asyncTraceBegin(TRACE_TAG_PACKAGE_MANAGER, "queueInstall", 22721 System.identityHashCode(msg.obj)); 22722 22723 mHandler.sendMessage(msg); 22724 } 22725 22726 @Override 22727 public int movePrimaryStorage(String volumeUuid) throws RemoteException { 22728 mContext.enforceCallingOrSelfPermission(android.Manifest.permission.MOVE_PACKAGE, null); 22729 22730 final int realMoveId = mNextMoveId.getAndIncrement(); 22731 final Bundle extras = new Bundle(); 22732 extras.putString(VolumeRecord.EXTRA_FS_UUID, volumeUuid); 22733 mMoveCallbacks.notifyCreated(realMoveId, extras); 22734 22735 final IPackageMoveObserver callback = new IPackageMoveObserver.Stub() { 22736 @Override 22737 public void onCreated(int moveId, Bundle extras) { 22738 // Ignored 22739 } 22740 22741 @Override 22742 public void onStatusChanged(int moveId, int status, long estMillis) { 22743 mMoveCallbacks.notifyStatusChanged(realMoveId, status, estMillis); 22744 } 22745 }; 22746 22747 final StorageManager storage = mContext.getSystemService(StorageManager.class); 22748 storage.setPrimaryStorageUuid(volumeUuid, callback); 22749 return realMoveId; 22750 } 22751 22752 @Override 22753 public int getMoveStatus(int moveId) { 22754 mContext.enforceCallingOrSelfPermission( 22755 android.Manifest.permission.MOUNT_UNMOUNT_FILESYSTEMS, null); 22756 return mMoveCallbacks.mLastStatus.get(moveId); 22757 } 22758 22759 @Override 22760 public void registerMoveCallback(IPackageMoveObserver callback) { 22761 mContext.enforceCallingOrSelfPermission( 22762 android.Manifest.permission.MOUNT_UNMOUNT_FILESYSTEMS, null); 22763 mMoveCallbacks.register(callback); 22764 } 22765 22766 @Override 22767 public void unregisterMoveCallback(IPackageMoveObserver callback) { 22768 mContext.enforceCallingOrSelfPermission( 22769 android.Manifest.permission.MOUNT_UNMOUNT_FILESYSTEMS, null); 22770 mMoveCallbacks.unregister(callback); 22771 } 22772 22773 @Override 22774 public boolean setInstallLocation(int loc) { 22775 mContext.enforceCallingOrSelfPermission(android.Manifest.permission.WRITE_SECURE_SETTINGS, 22776 null); 22777 if (getInstallLocation() == loc) { 22778 return true; 22779 } 22780 if (loc == PackageHelper.APP_INSTALL_AUTO || loc == PackageHelper.APP_INSTALL_INTERNAL 22781 || loc == PackageHelper.APP_INSTALL_EXTERNAL) { 22782 android.provider.Settings.Global.putInt(mContext.getContentResolver(), 22783 android.provider.Settings.Global.DEFAULT_INSTALL_LOCATION, loc); 22784 return true; 22785 } 22786 return false; 22787 } 22788 22789 @Override 22790 public int getInstallLocation() { 22791 // allow instant app access 22792 return android.provider.Settings.Global.getInt(mContext.getContentResolver(), 22793 android.provider.Settings.Global.DEFAULT_INSTALL_LOCATION, 22794 PackageHelper.APP_INSTALL_AUTO); 22795 } 22796 22797 /** Called by UserManagerService */ 22798 void cleanUpUser(UserManagerService userManager, int userHandle) { 22799 synchronized (mPackages) { 22800 mDirtyUsers.remove(userHandle); 22801 mUserNeedsBadging.delete(userHandle); 22802 mSettings.removeUserLPw(userHandle); 22803 mPendingBroadcasts.remove(userHandle); 22804 mInstantAppRegistry.onUserRemovedLPw(userHandle); 22805 removeUnusedPackagesLPw(userManager, userHandle); 22806 } 22807 } 22808 22809 /** 22810 * We're removing userHandle and would like to remove any downloaded packages 22811 * that are no longer in use by any other user. 22812 * @param userHandle the user being removed 22813 */ 22814 private void removeUnusedPackagesLPw(UserManagerService userManager, final int userHandle) { 22815 final boolean DEBUG_CLEAN_APKS = false; 22816 int [] users = userManager.getUserIds(); 22817 Iterator<PackageSetting> psit = mSettings.mPackages.values().iterator(); 22818 while (psit.hasNext()) { 22819 PackageSetting ps = psit.next(); 22820 if (ps.pkg == null) { 22821 continue; 22822 } 22823 final String packageName = ps.pkg.packageName; 22824 // Skip over if system app 22825 if ((ps.pkgFlags & ApplicationInfo.FLAG_SYSTEM) != 0) { 22826 continue; 22827 } 22828 if (DEBUG_CLEAN_APKS) { 22829 Slog.i(TAG, "Checking package " + packageName); 22830 } 22831 boolean keep = shouldKeepUninstalledPackageLPr(packageName); 22832 if (keep) { 22833 if (DEBUG_CLEAN_APKS) { 22834 Slog.i(TAG, " Keeping package " + packageName + " - requested by DO"); 22835 } 22836 } else { 22837 for (int i = 0; i < users.length; i++) { 22838 if (users[i] != userHandle && ps.getInstalled(users[i])) { 22839 keep = true; 22840 if (DEBUG_CLEAN_APKS) { 22841 Slog.i(TAG, " Keeping package " + packageName + " for user " 22842 + users[i]); 22843 } 22844 break; 22845 } 22846 } 22847 } 22848 if (!keep) { 22849 if (DEBUG_CLEAN_APKS) { 22850 Slog.i(TAG, " Removing package " + packageName); 22851 } 22852 mHandler.post(new Runnable() { 22853 public void run() { 22854 deletePackageX(packageName, PackageManager.VERSION_CODE_HIGHEST, 22855 userHandle, 0); 22856 } //end run 22857 }); 22858 } 22859 } 22860 } 22861 22862 /** Called by UserManagerService */ 22863 void createNewUser(int userId, String[] disallowedPackages) { 22864 synchronized (mInstallLock) { 22865 mSettings.createNewUserLI(this, mInstaller, userId, disallowedPackages); 22866 } 22867 synchronized (mPackages) { 22868 scheduleWritePackageRestrictionsLocked(userId); 22869 scheduleWritePackageListLocked(userId); 22870 applyFactoryDefaultBrowserLPw(userId); 22871 primeDomainVerificationsLPw(userId); 22872 } 22873 } 22874 22875 void onNewUserCreated(final int userId) { 22876 mDefaultPermissionPolicy.grantDefaultPermissions(userId); 22877 synchronized(mPackages) { 22878 // If permission review for legacy apps is required, we represent 22879 // dagerous permissions for such apps as always granted runtime 22880 // permissions to keep per user flag state whether review is needed. 22881 // Hence, if a new user is added we have to propagate dangerous 22882 // permission grants for these legacy apps. 22883 if (mSettings.mPermissions.mPermissionReviewRequired) { 22884// NOTE: This adds UPDATE_PERMISSIONS_REPLACE_PKG 22885 mPermissionManager.updateAllPermissions( 22886 StorageManager.UUID_PRIVATE_INTERNAL, true, mPackages.values(), 22887 mPermissionCallback); 22888 } 22889 } 22890 } 22891 22892 @Override 22893 public VerifierDeviceIdentity getVerifierDeviceIdentity() throws RemoteException { 22894 mContext.enforceCallingOrSelfPermission( 22895 android.Manifest.permission.PACKAGE_VERIFICATION_AGENT, 22896 "Only package verification agents can read the verifier device identity"); 22897 22898 synchronized (mPackages) { 22899 return mSettings.getVerifierDeviceIdentityLPw(); 22900 } 22901 } 22902 22903 @Override 22904 public void setPermissionEnforced(String permission, boolean enforced) { 22905 // TODO: Now that we no longer change GID for storage, this should to away. 22906 mContext.enforceCallingOrSelfPermission(Manifest.permission.GRANT_RUNTIME_PERMISSIONS, 22907 "setPermissionEnforced"); 22908 if (READ_EXTERNAL_STORAGE.equals(permission)) { 22909 synchronized (mPackages) { 22910 if (mSettings.mReadExternalStorageEnforced == null 22911 || mSettings.mReadExternalStorageEnforced != enforced) { 22912 mSettings.mReadExternalStorageEnforced = 22913 enforced ? Boolean.TRUE : Boolean.FALSE; 22914 mSettings.writeLPr(); 22915 } 22916 } 22917 // kill any non-foreground processes so we restart them and 22918 // grant/revoke the GID. 22919 final IActivityManager am = ActivityManager.getService(); 22920 if (am != null) { 22921 final long token = Binder.clearCallingIdentity(); 22922 try { 22923 am.killProcessesBelowForeground("setPermissionEnforcement"); 22924 } catch (RemoteException e) { 22925 } finally { 22926 Binder.restoreCallingIdentity(token); 22927 } 22928 } 22929 } else { 22930 throw new IllegalArgumentException("No selective enforcement for " + permission); 22931 } 22932 } 22933 22934 @Override 22935 @Deprecated 22936 public boolean isPermissionEnforced(String permission) { 22937 // allow instant applications 22938 return true; 22939 } 22940 22941 @Override 22942 public boolean isStorageLow() { 22943 // allow instant applications 22944 final long token = Binder.clearCallingIdentity(); 22945 try { 22946 final DeviceStorageMonitorInternal 22947 dsm = LocalServices.getService(DeviceStorageMonitorInternal.class); 22948 if (dsm != null) { 22949 return dsm.isMemoryLow(); 22950 } else { 22951 return false; 22952 } 22953 } finally { 22954 Binder.restoreCallingIdentity(token); 22955 } 22956 } 22957 22958 @Override 22959 public IPackageInstaller getPackageInstaller() { 22960 if (getInstantAppPackageName(Binder.getCallingUid()) != null) { 22961 return null; 22962 } 22963 return mInstallerService; 22964 } 22965 22966 @Override 22967 public IArtManager getArtManager() { 22968 return mArtManagerService; 22969 } 22970 22971 private boolean userNeedsBadging(int userId) { 22972 int index = mUserNeedsBadging.indexOfKey(userId); 22973 if (index < 0) { 22974 final UserInfo userInfo; 22975 final long token = Binder.clearCallingIdentity(); 22976 try { 22977 userInfo = sUserManager.getUserInfo(userId); 22978 } finally { 22979 Binder.restoreCallingIdentity(token); 22980 } 22981 final boolean b; 22982 if (userInfo != null && userInfo.isManagedProfile()) { 22983 b = true; 22984 } else { 22985 b = false; 22986 } 22987 mUserNeedsBadging.put(userId, b); 22988 return b; 22989 } 22990 return mUserNeedsBadging.valueAt(index); 22991 } 22992 22993 @Override 22994 public KeySet getKeySetByAlias(String packageName, String alias) { 22995 if (packageName == null || alias == null) { 22996 return null; 22997 } 22998 synchronized(mPackages) { 22999 final PackageParser.Package pkg = mPackages.get(packageName); 23000 if (pkg == null) { 23001 Slog.w(TAG, "KeySet requested for unknown package: " + packageName); 23002 throw new IllegalArgumentException("Unknown package: " + packageName); 23003 } 23004 final PackageSetting ps = (PackageSetting) pkg.mExtras; 23005 if (filterAppAccessLPr(ps, Binder.getCallingUid(), UserHandle.getCallingUserId())) { 23006 Slog.w(TAG, "KeySet requested for filtered package: " + packageName); 23007 throw new IllegalArgumentException("Unknown package: " + packageName); 23008 } 23009 final KeySetManagerService ksms = mSettings.mKeySetManagerService; 23010 return new KeySet(ksms.getKeySetByAliasAndPackageNameLPr(packageName, alias)); 23011 } 23012 } 23013 23014 @Override 23015 public KeySet getSigningKeySet(String packageName) { 23016 if (packageName == null) { 23017 return null; 23018 } 23019 synchronized(mPackages) { 23020 final int callingUid = Binder.getCallingUid(); 23021 final int callingUserId = UserHandle.getUserId(callingUid); 23022 final PackageParser.Package pkg = mPackages.get(packageName); 23023 if (pkg == null) { 23024 Slog.w(TAG, "KeySet requested for unknown package: " + packageName); 23025 throw new IllegalArgumentException("Unknown package: " + packageName); 23026 } 23027 final PackageSetting ps = (PackageSetting) pkg.mExtras; 23028 if (filterAppAccessLPr(ps, callingUid, callingUserId)) { 23029 // filter and pretend the package doesn't exist 23030 Slog.w(TAG, "KeySet requested for filtered package: " + packageName 23031 + ", uid:" + callingUid); 23032 throw new IllegalArgumentException("Unknown package: " + packageName); 23033 } 23034 if (pkg.applicationInfo.uid != callingUid 23035 && Process.SYSTEM_UID != callingUid) { 23036 throw new SecurityException("May not access signing KeySet of other apps."); 23037 } 23038 final KeySetManagerService ksms = mSettings.mKeySetManagerService; 23039 return new KeySet(ksms.getSigningKeySetByPackageNameLPr(packageName)); 23040 } 23041 } 23042 23043 @Override 23044 public boolean isPackageSignedByKeySet(String packageName, KeySet ks) { 23045 final int callingUid = Binder.getCallingUid(); 23046 if (getInstantAppPackageName(callingUid) != null) { 23047 return false; 23048 } 23049 if (packageName == null || ks == null) { 23050 return false; 23051 } 23052 synchronized(mPackages) { 23053 final PackageParser.Package pkg = mPackages.get(packageName); 23054 if (pkg == null 23055 || filterAppAccessLPr((PackageSetting) pkg.mExtras, callingUid, 23056 UserHandle.getUserId(callingUid))) { 23057 Slog.w(TAG, "KeySet requested for unknown package: " + packageName); 23058 throw new IllegalArgumentException("Unknown package: " + packageName); 23059 } 23060 IBinder ksh = ks.getToken(); 23061 if (ksh instanceof KeySetHandle) { 23062 final KeySetManagerService ksms = mSettings.mKeySetManagerService; 23063 return ksms.packageIsSignedByLPr(packageName, (KeySetHandle) ksh); 23064 } 23065 return false; 23066 } 23067 } 23068 23069 @Override 23070 public boolean isPackageSignedByKeySetExactly(String packageName, KeySet ks) { 23071 final int callingUid = Binder.getCallingUid(); 23072 if (getInstantAppPackageName(callingUid) != null) { 23073 return false; 23074 } 23075 if (packageName == null || ks == null) { 23076 return false; 23077 } 23078 synchronized(mPackages) { 23079 final PackageParser.Package pkg = mPackages.get(packageName); 23080 if (pkg == null 23081 || filterAppAccessLPr((PackageSetting) pkg.mExtras, callingUid, 23082 UserHandle.getUserId(callingUid))) { 23083 Slog.w(TAG, "KeySet requested for unknown package: " + packageName); 23084 throw new IllegalArgumentException("Unknown package: " + packageName); 23085 } 23086 IBinder ksh = ks.getToken(); 23087 if (ksh instanceof KeySetHandle) { 23088 final KeySetManagerService ksms = mSettings.mKeySetManagerService; 23089 return ksms.packageIsSignedByExactlyLPr(packageName, (KeySetHandle) ksh); 23090 } 23091 return false; 23092 } 23093 } 23094 23095 private void deletePackageIfUnusedLPr(final String packageName) { 23096 PackageSetting ps = mSettings.mPackages.get(packageName); 23097 if (ps == null) { 23098 return; 23099 } 23100 if (!ps.isAnyInstalled(sUserManager.getUserIds())) { 23101 // TODO Implement atomic delete if package is unused 23102 // It is currently possible that the package will be deleted even if it is installed 23103 // after this method returns. 23104 mHandler.post(new Runnable() { 23105 public void run() { 23106 deletePackageX(packageName, PackageManager.VERSION_CODE_HIGHEST, 23107 0, PackageManager.DELETE_ALL_USERS); 23108 } 23109 }); 23110 } 23111 } 23112 23113 /** 23114 * Check and throw if the given before/after packages would be considered a 23115 * downgrade. 23116 */ 23117 private static void checkDowngrade(PackageParser.Package before, PackageInfoLite after) 23118 throws PackageManagerException { 23119 if (after.getLongVersionCode() < before.getLongVersionCode()) { 23120 throw new PackageManagerException(INSTALL_FAILED_VERSION_DOWNGRADE, 23121 "Update version code " + after.versionCode + " is older than current " 23122 + before.getLongVersionCode()); 23123 } else if (after.getLongVersionCode() == before.getLongVersionCode()) { 23124 if (after.baseRevisionCode < before.baseRevisionCode) { 23125 throw new PackageManagerException(INSTALL_FAILED_VERSION_DOWNGRADE, 23126 "Update base revision code " + after.baseRevisionCode 23127 + " is older than current " + before.baseRevisionCode); 23128 } 23129 23130 if (!ArrayUtils.isEmpty(after.splitNames)) { 23131 for (int i = 0; i < after.splitNames.length; i++) { 23132 final String splitName = after.splitNames[i]; 23133 final int j = ArrayUtils.indexOf(before.splitNames, splitName); 23134 if (j != -1) { 23135 if (after.splitRevisionCodes[i] < before.splitRevisionCodes[j]) { 23136 throw new PackageManagerException(INSTALL_FAILED_VERSION_DOWNGRADE, 23137 "Update split " + splitName + " revision code " 23138 + after.splitRevisionCodes[i] + " is older than current " 23139 + before.splitRevisionCodes[j]); 23140 } 23141 } 23142 } 23143 } 23144 } 23145 } 23146 23147 private static class MoveCallbacks extends Handler { 23148 private static final int MSG_CREATED = 1; 23149 private static final int MSG_STATUS_CHANGED = 2; 23150 23151 private final RemoteCallbackList<IPackageMoveObserver> 23152 mCallbacks = new RemoteCallbackList<>(); 23153 23154 private final SparseIntArray mLastStatus = new SparseIntArray(); 23155 23156 public MoveCallbacks(Looper looper) { 23157 super(looper); 23158 } 23159 23160 public void register(IPackageMoveObserver callback) { 23161 mCallbacks.register(callback); 23162 } 23163 23164 public void unregister(IPackageMoveObserver callback) { 23165 mCallbacks.unregister(callback); 23166 } 23167 23168 @Override 23169 public void handleMessage(Message msg) { 23170 final SomeArgs args = (SomeArgs) msg.obj; 23171 final int n = mCallbacks.beginBroadcast(); 23172 for (int i = 0; i < n; i++) { 23173 final IPackageMoveObserver callback = mCallbacks.getBroadcastItem(i); 23174 try { 23175 invokeCallback(callback, msg.what, args); 23176 } catch (RemoteException ignored) { 23177 } 23178 } 23179 mCallbacks.finishBroadcast(); 23180 args.recycle(); 23181 } 23182 23183 private void invokeCallback(IPackageMoveObserver callback, int what, SomeArgs args) 23184 throws RemoteException { 23185 switch (what) { 23186 case MSG_CREATED: { 23187 callback.onCreated(args.argi1, (Bundle) args.arg2); 23188 break; 23189 } 23190 case MSG_STATUS_CHANGED: { 23191 callback.onStatusChanged(args.argi1, args.argi2, (long) args.arg3); 23192 break; 23193 } 23194 } 23195 } 23196 23197 private void notifyCreated(int moveId, Bundle extras) { 23198 Slog.v(TAG, "Move " + moveId + " created " + extras.toString()); 23199 23200 final SomeArgs args = SomeArgs.obtain(); 23201 args.argi1 = moveId; 23202 args.arg2 = extras; 23203 obtainMessage(MSG_CREATED, args).sendToTarget(); 23204 } 23205 23206 private void notifyStatusChanged(int moveId, int status) { 23207 notifyStatusChanged(moveId, status, -1); 23208 } 23209 23210 private void notifyStatusChanged(int moveId, int status, long estMillis) { 23211 Slog.v(TAG, "Move " + moveId + " status " + status); 23212 23213 final SomeArgs args = SomeArgs.obtain(); 23214 args.argi1 = moveId; 23215 args.argi2 = status; 23216 args.arg3 = estMillis; 23217 obtainMessage(MSG_STATUS_CHANGED, args).sendToTarget(); 23218 23219 synchronized (mLastStatus) { 23220 mLastStatus.put(moveId, status); 23221 } 23222 } 23223 } 23224 23225 private final static class OnPermissionChangeListeners extends Handler { 23226 private static final int MSG_ON_PERMISSIONS_CHANGED = 1; 23227 23228 private final RemoteCallbackList<IOnPermissionsChangeListener> mPermissionListeners = 23229 new RemoteCallbackList<>(); 23230 23231 public OnPermissionChangeListeners(Looper looper) { 23232 super(looper); 23233 } 23234 23235 @Override 23236 public void handleMessage(Message msg) { 23237 switch (msg.what) { 23238 case MSG_ON_PERMISSIONS_CHANGED: { 23239 final int uid = msg.arg1; 23240 handleOnPermissionsChanged(uid); 23241 } break; 23242 } 23243 } 23244 23245 public void addListenerLocked(IOnPermissionsChangeListener listener) { 23246 mPermissionListeners.register(listener); 23247 23248 } 23249 23250 public void removeListenerLocked(IOnPermissionsChangeListener listener) { 23251 mPermissionListeners.unregister(listener); 23252 } 23253 23254 public void onPermissionsChanged(int uid) { 23255 if (mPermissionListeners.getRegisteredCallbackCount() > 0) { 23256 obtainMessage(MSG_ON_PERMISSIONS_CHANGED, uid, 0).sendToTarget(); 23257 } 23258 } 23259 23260 private void handleOnPermissionsChanged(int uid) { 23261 final int count = mPermissionListeners.beginBroadcast(); 23262 try { 23263 for (int i = 0; i < count; i++) { 23264 IOnPermissionsChangeListener callback = mPermissionListeners 23265 .getBroadcastItem(i); 23266 try { 23267 callback.onPermissionsChanged(uid); 23268 } catch (RemoteException e) { 23269 Log.e(TAG, "Permission listener is dead", e); 23270 } 23271 } 23272 } finally { 23273 mPermissionListeners.finishBroadcast(); 23274 } 23275 } 23276 } 23277 23278 private class PackageManagerNative extends IPackageManagerNative.Stub { 23279 @Override 23280 public String[] getNamesForUids(int[] uids) throws RemoteException { 23281 final String[] results = PackageManagerService.this.getNamesForUids(uids); 23282 // massage results so they can be parsed by the native binder 23283 for (int i = results.length - 1; i >= 0; --i) { 23284 if (results[i] == null) { 23285 results[i] = ""; 23286 } 23287 } 23288 return results; 23289 } 23290 23291 // NB: this differentiates between preloads and sideloads 23292 @Override 23293 public String getInstallerForPackage(String packageName) throws RemoteException { 23294 final String installerName = getInstallerPackageName(packageName); 23295 if (!TextUtils.isEmpty(installerName)) { 23296 return installerName; 23297 } 23298 // differentiate between preload and sideload 23299 int callingUser = UserHandle.getUserId(Binder.getCallingUid()); 23300 ApplicationInfo appInfo = getApplicationInfo(packageName, 23301 /*flags*/ 0, 23302 /*userId*/ callingUser); 23303 if (appInfo != null && (appInfo.flags & ApplicationInfo.FLAG_SYSTEM) != 0) { 23304 return "preload"; 23305 } 23306 return ""; 23307 } 23308 23309 @Override 23310 public long getVersionCodeForPackage(String packageName) throws RemoteException { 23311 try { 23312 int callingUser = UserHandle.getUserId(Binder.getCallingUid()); 23313 PackageInfo pInfo = getPackageInfo(packageName, 0, callingUser); 23314 if (pInfo != null) { 23315 return pInfo.getLongVersionCode(); 23316 } 23317 } catch (Exception e) { 23318 } 23319 return 0; 23320 } 23321 } 23322 23323 private class PackageManagerInternalImpl extends PackageManagerInternal { 23324 @Override 23325 public void updatePermissionFlagsTEMP(String permName, String packageName, int flagMask, 23326 int flagValues, int userId) { 23327 PackageManagerService.this.updatePermissionFlags( 23328 permName, packageName, flagMask, flagValues, userId); 23329 } 23330 23331 @Override 23332 public int getPermissionFlagsTEMP(String permName, String packageName, int userId) { 23333 return PackageManagerService.this.getPermissionFlags(permName, packageName, userId); 23334 } 23335 23336 @Override 23337 public boolean isInstantApp(String packageName, int userId) { 23338 return PackageManagerService.this.isInstantApp(packageName, userId); 23339 } 23340 23341 @Override 23342 public String getInstantAppPackageName(int uid) { 23343 return PackageManagerService.this.getInstantAppPackageName(uid); 23344 } 23345 23346 @Override 23347 public boolean filterAppAccess(PackageParser.Package pkg, int callingUid, int userId) { 23348 synchronized (mPackages) { 23349 return PackageManagerService.this.filterAppAccessLPr( 23350 (PackageSetting) pkg.mExtras, callingUid, userId); 23351 } 23352 } 23353 23354 @Override 23355 public PackageParser.Package getPackage(String packageName) { 23356 synchronized (mPackages) { 23357 packageName = resolveInternalPackageNameLPr( 23358 packageName, PackageManager.VERSION_CODE_HIGHEST); 23359 return mPackages.get(packageName); 23360 } 23361 } 23362 23363 @Override 23364 public PackageList getPackageList(PackageListObserver observer) { 23365 synchronized (mPackages) { 23366 final int N = mPackages.size(); 23367 final ArrayList<String> list = new ArrayList<>(N); 23368 for (int i = 0; i < N; i++) { 23369 list.add(mPackages.keyAt(i)); 23370 } 23371 final PackageList packageList = new PackageList(list, observer); 23372 if (observer != null) { 23373 mPackageListObservers.add(packageList); 23374 } 23375 return packageList; 23376 } 23377 } 23378 23379 @Override 23380 public void removePackageListObserver(PackageListObserver observer) { 23381 synchronized (mPackages) { 23382 mPackageListObservers.remove(observer); 23383 } 23384 } 23385 23386 @Override 23387 public PackageParser.Package getDisabledPackage(String packageName) { 23388 synchronized (mPackages) { 23389 final PackageSetting ps = mSettings.getDisabledSystemPkgLPr(packageName); 23390 return (ps != null) ? ps.pkg : null; 23391 } 23392 } 23393 23394 @Override 23395 public String getKnownPackageName(int knownPackage, int userId) { 23396 switch(knownPackage) { 23397 case PackageManagerInternal.PACKAGE_BROWSER: 23398 return getDefaultBrowserPackageName(userId); 23399 case PackageManagerInternal.PACKAGE_INSTALLER: 23400 return mRequiredInstallerPackage; 23401 case PackageManagerInternal.PACKAGE_SETUP_WIZARD: 23402 return mSetupWizardPackage; 23403 case PackageManagerInternal.PACKAGE_SYSTEM: 23404 return "android"; 23405 case PackageManagerInternal.PACKAGE_VERIFIER: 23406 return mRequiredVerifierPackage; 23407 } 23408 return null; 23409 } 23410 23411 @Override 23412 public boolean isResolveActivityComponent(ComponentInfo component) { 23413 return mResolveActivity.packageName.equals(component.packageName) 23414 && mResolveActivity.name.equals(component.name); 23415 } 23416 23417 @Override 23418 public void setLocationPackagesProvider(PackagesProvider provider) { 23419 mDefaultPermissionPolicy.setLocationPackagesProvider(provider); 23420 } 23421 23422 @Override 23423 public void setVoiceInteractionPackagesProvider(PackagesProvider provider) { 23424 mDefaultPermissionPolicy.setVoiceInteractionPackagesProvider(provider); 23425 } 23426 23427 @Override 23428 public void setSmsAppPackagesProvider(PackagesProvider provider) { 23429 mDefaultPermissionPolicy.setSmsAppPackagesProvider(provider); 23430 } 23431 23432 @Override 23433 public void setDialerAppPackagesProvider(PackagesProvider provider) { 23434 mDefaultPermissionPolicy.setDialerAppPackagesProvider(provider); 23435 } 23436 23437 @Override 23438 public void setSimCallManagerPackagesProvider(PackagesProvider provider) { 23439 mDefaultPermissionPolicy.setSimCallManagerPackagesProvider(provider); 23440 } 23441 23442 @Override 23443 public void setUseOpenWifiAppPackagesProvider(PackagesProvider provider) { 23444 mDefaultPermissionPolicy.setUseOpenWifiAppPackagesProvider(provider); 23445 } 23446 23447 @Override 23448 public void setSyncAdapterPackagesprovider(SyncAdapterPackagesProvider provider) { 23449 mDefaultPermissionPolicy.setSyncAdapterPackagesProvider(provider); 23450 } 23451 23452 @Override 23453 public void grantDefaultPermissionsToDefaultSmsApp(String packageName, int userId) { 23454 mDefaultPermissionPolicy.grantDefaultPermissionsToDefaultSmsApp(packageName, userId); 23455 } 23456 23457 @Override 23458 public void grantDefaultPermissionsToDefaultDialerApp(String packageName, int userId) { 23459 synchronized (mPackages) { 23460 mSettings.setDefaultDialerPackageNameLPw(packageName, userId); 23461 } 23462 mDefaultPermissionPolicy.grantDefaultPermissionsToDefaultDialerApp(packageName, userId); 23463 } 23464 23465 @Override 23466 public void grantDefaultPermissionsToDefaultSimCallManager(String packageName, int userId) { 23467 mDefaultPermissionPolicy.grantDefaultPermissionsToDefaultSimCallManager( 23468 packageName, userId); 23469 } 23470 23471 @Override 23472 public void grantDefaultPermissionsToDefaultUseOpenWifiApp(String packageName, int userId) { 23473 mDefaultPermissionPolicy.grantDefaultPermissionsToDefaultUseOpenWifiApp( 23474 packageName, userId); 23475 } 23476 23477 @Override 23478 public void setKeepUninstalledPackages(final List<String> packageList) { 23479 Preconditions.checkNotNull(packageList); 23480 List<String> removedFromList = null; 23481 synchronized (mPackages) { 23482 if (mKeepUninstalledPackages != null) { 23483 final int packagesCount = mKeepUninstalledPackages.size(); 23484 for (int i = 0; i < packagesCount; i++) { 23485 String oldPackage = mKeepUninstalledPackages.get(i); 23486 if (packageList != null && packageList.contains(oldPackage)) { 23487 continue; 23488 } 23489 if (removedFromList == null) { 23490 removedFromList = new ArrayList<>(); 23491 } 23492 removedFromList.add(oldPackage); 23493 } 23494 } 23495 mKeepUninstalledPackages = new ArrayList<>(packageList); 23496 if (removedFromList != null) { 23497 final int removedCount = removedFromList.size(); 23498 for (int i = 0; i < removedCount; i++) { 23499 deletePackageIfUnusedLPr(removedFromList.get(i)); 23500 } 23501 } 23502 } 23503 } 23504 23505 @Override 23506 public boolean isPermissionsReviewRequired(String packageName, int userId) { 23507 synchronized (mPackages) { 23508 return mPermissionManager.isPermissionsReviewRequired( 23509 mPackages.get(packageName), userId); 23510 } 23511 } 23512 23513 @Override 23514 public PackageInfo getPackageInfo( 23515 String packageName, int flags, int filterCallingUid, int userId) { 23516 return PackageManagerService.this 23517 .getPackageInfoInternal(packageName, PackageManager.VERSION_CODE_HIGHEST, 23518 flags, filterCallingUid, userId); 23519 } 23520 23521 @Override 23522 public int getPackageUid(String packageName, int flags, int userId) { 23523 return PackageManagerService.this 23524 .getPackageUid(packageName, flags, userId); 23525 } 23526 23527 @Override 23528 public ApplicationInfo getApplicationInfo( 23529 String packageName, int flags, int filterCallingUid, int userId) { 23530 return PackageManagerService.this 23531 .getApplicationInfoInternal(packageName, flags, filterCallingUid, userId); 23532 } 23533 23534 @Override 23535 public ActivityInfo getActivityInfo( 23536 ComponentName component, int flags, int filterCallingUid, int userId) { 23537 return PackageManagerService.this 23538 .getActivityInfoInternal(component, flags, filterCallingUid, userId); 23539 } 23540 23541 @Override 23542 public List<ResolveInfo> queryIntentActivities( 23543 Intent intent, int flags, int filterCallingUid, int userId) { 23544 final String resolvedType = intent.resolveTypeIfNeeded(mContext.getContentResolver()); 23545 return PackageManagerService.this 23546 .queryIntentActivitiesInternal(intent, resolvedType, flags, filterCallingUid, 23547 userId, false /*resolveForStart*/, true /*allowDynamicSplits*/); 23548 } 23549 23550 @Override 23551 public List<ResolveInfo> queryIntentServices( 23552 Intent intent, int flags, int callingUid, int userId) { 23553 final String resolvedType = intent.resolveTypeIfNeeded(mContext.getContentResolver()); 23554 return PackageManagerService.this 23555 .queryIntentServicesInternal(intent, resolvedType, flags, userId, callingUid, 23556 false); 23557 } 23558 23559 @Override 23560 public ComponentName getHomeActivitiesAsUser(List<ResolveInfo> allHomeCandidates, 23561 int userId) { 23562 return PackageManagerService.this.getHomeActivitiesAsUser(allHomeCandidates, userId); 23563 } 23564 23565 @Override 23566 public void setDeviceAndProfileOwnerPackages( 23567 int deviceOwnerUserId, String deviceOwnerPackage, 23568 SparseArray<String> profileOwnerPackages) { 23569 mProtectedPackages.setDeviceAndProfileOwnerPackages( 23570 deviceOwnerUserId, deviceOwnerPackage, profileOwnerPackages); 23571 } 23572 23573 @Override 23574 public boolean isPackageDataProtected(int userId, String packageName) { 23575 return mProtectedPackages.isPackageDataProtected(userId, packageName); 23576 } 23577 23578 @Override 23579 public boolean isPackageEphemeral(int userId, String packageName) { 23580 synchronized (mPackages) { 23581 final PackageSetting ps = mSettings.mPackages.get(packageName); 23582 return ps != null ? ps.getInstantApp(userId) : false; 23583 } 23584 } 23585 23586 @Override 23587 public boolean wasPackageEverLaunched(String packageName, int userId) { 23588 synchronized (mPackages) { 23589 return mSettings.wasPackageEverLaunchedLPr(packageName, userId); 23590 } 23591 } 23592 23593 @Override 23594 public void grantRuntimePermission(String packageName, String permName, int userId, 23595 boolean overridePolicy) { 23596 PackageManagerService.this.mPermissionManager.grantRuntimePermission( 23597 permName, packageName, overridePolicy, getCallingUid(), userId, 23598 mPermissionCallback); 23599 } 23600 23601 @Override 23602 public void revokeRuntimePermission(String packageName, String permName, int userId, 23603 boolean overridePolicy) { 23604 mPermissionManager.revokeRuntimePermission( 23605 permName, packageName, overridePolicy, getCallingUid(), userId, 23606 mPermissionCallback); 23607 } 23608 23609 @Override 23610 public String getNameForUid(int uid) { 23611 return PackageManagerService.this.getNameForUid(uid); 23612 } 23613 23614 @Override 23615 public void requestInstantAppResolutionPhaseTwo(AuxiliaryResolveInfo responseObj, 23616 Intent origIntent, String resolvedType, String callingPackage, 23617 Bundle verificationBundle, int userId) { 23618 PackageManagerService.this.requestInstantAppResolutionPhaseTwo( 23619 responseObj, origIntent, resolvedType, callingPackage, verificationBundle, 23620 userId); 23621 } 23622 23623 @Override 23624 public void grantEphemeralAccess(int userId, Intent intent, 23625 int targetAppId, int ephemeralAppId) { 23626 synchronized (mPackages) { 23627 mInstantAppRegistry.grantInstantAccessLPw(userId, intent, 23628 targetAppId, ephemeralAppId); 23629 } 23630 } 23631 23632 @Override 23633 public boolean isInstantAppInstallerComponent(ComponentName component) { 23634 synchronized (mPackages) { 23635 return mInstantAppInstallerActivity != null 23636 && mInstantAppInstallerActivity.getComponentName().equals(component); 23637 } 23638 } 23639 23640 @Override 23641 public void pruneInstantApps() { 23642 mInstantAppRegistry.pruneInstantApps(); 23643 } 23644 23645 @Override 23646 public String getSetupWizardPackageName() { 23647 return mSetupWizardPackage; 23648 } 23649 23650 public void setExternalSourcesPolicy(ExternalSourcesPolicy policy) { 23651 if (policy != null) { 23652 mExternalSourcesPolicy = policy; 23653 } 23654 } 23655 23656 @Override 23657 public boolean isPackagePersistent(String packageName) { 23658 synchronized (mPackages) { 23659 PackageParser.Package pkg = mPackages.get(packageName); 23660 return pkg != null 23661 ? ((pkg.applicationInfo.flags&(ApplicationInfo.FLAG_SYSTEM 23662 | ApplicationInfo.FLAG_PERSISTENT)) == 23663 (ApplicationInfo.FLAG_SYSTEM | ApplicationInfo.FLAG_PERSISTENT)) 23664 : false; 23665 } 23666 } 23667 23668 @Override 23669 public boolean isLegacySystemApp(Package pkg) { 23670 synchronized (mPackages) { 23671 final PackageSetting ps = (PackageSetting) pkg.mExtras; 23672 return mPromoteSystemApps 23673 && ps.isSystem() 23674 && mExistingSystemPackages.contains(ps.name); 23675 } 23676 } 23677 23678 @Override 23679 public List<PackageInfo> getOverlayPackages(int userId) { 23680 final ArrayList<PackageInfo> overlayPackages = new ArrayList<PackageInfo>(); 23681 synchronized (mPackages) { 23682 for (PackageParser.Package p : mPackages.values()) { 23683 if (p.mOverlayTarget != null) { 23684 PackageInfo pkg = generatePackageInfo((PackageSetting)p.mExtras, 0, userId); 23685 if (pkg != null) { 23686 overlayPackages.add(pkg); 23687 } 23688 } 23689 } 23690 } 23691 return overlayPackages; 23692 } 23693 23694 @Override 23695 public List<String> getTargetPackageNames(int userId) { 23696 List<String> targetPackages = new ArrayList<>(); 23697 synchronized (mPackages) { 23698 for (PackageParser.Package p : mPackages.values()) { 23699 if (p.mOverlayTarget == null) { 23700 targetPackages.add(p.packageName); 23701 } 23702 } 23703 } 23704 return targetPackages; 23705 } 23706 23707 @Override 23708 public boolean setEnabledOverlayPackages(int userId, @NonNull String targetPackageName, 23709 @Nullable List<String> overlayPackageNames) { 23710 synchronized (mPackages) { 23711 if (targetPackageName == null || mPackages.get(targetPackageName) == null) { 23712 Slog.e(TAG, "failed to find package " + targetPackageName); 23713 return false; 23714 } 23715 ArrayList<String> overlayPaths = null; 23716 if (overlayPackageNames != null && overlayPackageNames.size() > 0) { 23717 final int N = overlayPackageNames.size(); 23718 overlayPaths = new ArrayList<>(N); 23719 for (int i = 0; i < N; i++) { 23720 final String packageName = overlayPackageNames.get(i); 23721 final PackageParser.Package pkg = mPackages.get(packageName); 23722 if (pkg == null) { 23723 Slog.e(TAG, "failed to find package " + packageName); 23724 return false; 23725 } 23726 overlayPaths.add(pkg.baseCodePath); 23727 } 23728 } 23729 23730 final PackageSetting ps = mSettings.mPackages.get(targetPackageName); 23731 ps.setOverlayPaths(overlayPaths, userId); 23732 return true; 23733 } 23734 } 23735 23736 @Override 23737 public ResolveInfo resolveIntent(Intent intent, String resolvedType, 23738 int flags, int userId, boolean resolveForStart) { 23739 return resolveIntentInternal( 23740 intent, resolvedType, flags, userId, resolveForStart); 23741 } 23742 23743 @Override 23744 public ResolveInfo resolveService(Intent intent, String resolvedType, 23745 int flags, int userId, int callingUid) { 23746 return resolveServiceInternal(intent, resolvedType, flags, userId, callingUid); 23747 } 23748 23749 @Override 23750 public ProviderInfo resolveContentProvider(String name, int flags, int userId) { 23751 return PackageManagerService.this.resolveContentProviderInternal( 23752 name, flags, userId); 23753 } 23754 23755 @Override 23756 public void addIsolatedUid(int isolatedUid, int ownerUid) { 23757 synchronized (mPackages) { 23758 mIsolatedOwners.put(isolatedUid, ownerUid); 23759 } 23760 } 23761 23762 @Override 23763 public void removeIsolatedUid(int isolatedUid) { 23764 synchronized (mPackages) { 23765 mIsolatedOwners.delete(isolatedUid); 23766 } 23767 } 23768 23769 @Override 23770 public int getUidTargetSdkVersion(int uid) { 23771 synchronized (mPackages) { 23772 return getUidTargetSdkVersionLockedLPr(uid); 23773 } 23774 } 23775 23776 @Override 23777 public int getPackageTargetSdkVersion(String packageName) { 23778 synchronized (mPackages) { 23779 return getPackageTargetSdkVersionLockedLPr(packageName); 23780 } 23781 } 23782 23783 @Override 23784 public boolean canAccessInstantApps(int callingUid, int userId) { 23785 return PackageManagerService.this.canViewInstantApps(callingUid, userId); 23786 } 23787 23788 @Override 23789 public boolean hasInstantApplicationMetadata(String packageName, int userId) { 23790 synchronized (mPackages) { 23791 return mInstantAppRegistry.hasInstantApplicationMetadataLPr(packageName, userId); 23792 } 23793 } 23794 23795 @Override 23796 public void notifyPackageUse(String packageName, int reason) { 23797 synchronized (mPackages) { 23798 PackageManagerService.this.notifyPackageUseLocked(packageName, reason); 23799 } 23800 } 23801 } 23802 23803 @Override 23804 public void grantDefaultPermissionsToEnabledCarrierApps(String[] packageNames, int userId) { 23805 enforceSystemOrPhoneCaller("grantPermissionsToEnabledCarrierApps"); 23806 synchronized (mPackages) { 23807 final long identity = Binder.clearCallingIdentity(); 23808 try { 23809 mDefaultPermissionPolicy.grantDefaultPermissionsToEnabledCarrierApps( 23810 packageNames, userId); 23811 } finally { 23812 Binder.restoreCallingIdentity(identity); 23813 } 23814 } 23815 } 23816 23817 @Override 23818 public void grantDefaultPermissionsToEnabledImsServices(String[] packageNames, int userId) { 23819 enforceSystemOrPhoneCaller("grantDefaultPermissionsToEnabledImsServices"); 23820 synchronized (mPackages) { 23821 final long identity = Binder.clearCallingIdentity(); 23822 try { 23823 mDefaultPermissionPolicy.grantDefaultPermissionsToEnabledImsServices( 23824 packageNames, userId); 23825 } finally { 23826 Binder.restoreCallingIdentity(identity); 23827 } 23828 } 23829 } 23830 23831 private static void enforceSystemOrPhoneCaller(String tag) { 23832 int callingUid = Binder.getCallingUid(); 23833 if (callingUid != Process.PHONE_UID && callingUid != Process.SYSTEM_UID) { 23834 throw new SecurityException( 23835 "Cannot call " + tag + " from UID " + callingUid); 23836 } 23837 } 23838 23839 boolean isHistoricalPackageUsageAvailable() { 23840 return mPackageUsage.isHistoricalPackageUsageAvailable(); 23841 } 23842 23843 /** 23844 * Return a <b>copy</b> of the collection of packages known to the package manager. 23845 * @return A copy of the values of mPackages. 23846 */ 23847 Collection<PackageParser.Package> getPackages() { 23848 synchronized (mPackages) { 23849 return new ArrayList<>(mPackages.values()); 23850 } 23851 } 23852 23853 /** 23854 * Logs process start information (including base APK hash) to the security log. 23855 * @hide 23856 */ 23857 @Override 23858 public void logAppProcessStartIfNeeded(String processName, int uid, String seinfo, 23859 String apkFile, int pid) { 23860 if (getInstantAppPackageName(Binder.getCallingUid()) != null) { 23861 return; 23862 } 23863 if (!SecurityLog.isLoggingEnabled()) { 23864 return; 23865 } 23866 Bundle data = new Bundle(); 23867 data.putLong("startTimestamp", System.currentTimeMillis()); 23868 data.putString("processName", processName); 23869 data.putInt("uid", uid); 23870 data.putString("seinfo", seinfo); 23871 data.putString("apkFile", apkFile); 23872 data.putInt("pid", pid); 23873 Message msg = mProcessLoggingHandler.obtainMessage( 23874 ProcessLoggingHandler.LOG_APP_PROCESS_START_MSG); 23875 msg.setData(data); 23876 mProcessLoggingHandler.sendMessage(msg); 23877 } 23878 23879 public CompilerStats.PackageStats getCompilerPackageStats(String pkgName) { 23880 return mCompilerStats.getPackageStats(pkgName); 23881 } 23882 23883 public CompilerStats.PackageStats getOrCreateCompilerPackageStats(PackageParser.Package pkg) { 23884 return getOrCreateCompilerPackageStats(pkg.packageName); 23885 } 23886 23887 public CompilerStats.PackageStats getOrCreateCompilerPackageStats(String pkgName) { 23888 return mCompilerStats.getOrCreatePackageStats(pkgName); 23889 } 23890 23891 public void deleteCompilerPackageStats(String pkgName) { 23892 mCompilerStats.deletePackageStats(pkgName); 23893 } 23894 23895 @Override 23896 public int getInstallReason(String packageName, int userId) { 23897 final int callingUid = Binder.getCallingUid(); 23898 mPermissionManager.enforceCrossUserPermission(callingUid, userId, 23899 true /* requireFullPermission */, false /* checkShell */, 23900 "get install reason"); 23901 synchronized (mPackages) { 23902 final PackageSetting ps = mSettings.mPackages.get(packageName); 23903 if (filterAppAccessLPr(ps, callingUid, userId)) { 23904 return PackageManager.INSTALL_REASON_UNKNOWN; 23905 } 23906 if (ps != null) { 23907 return ps.getInstallReason(userId); 23908 } 23909 } 23910 return PackageManager.INSTALL_REASON_UNKNOWN; 23911 } 23912 23913 @Override 23914 public boolean canRequestPackageInstalls(String packageName, int userId) { 23915 return canRequestPackageInstallsInternal(packageName, 0, userId, 23916 true /* throwIfPermNotDeclared*/); 23917 } 23918 23919 private boolean canRequestPackageInstallsInternal(String packageName, int flags, int userId, 23920 boolean throwIfPermNotDeclared) { 23921 int callingUid = Binder.getCallingUid(); 23922 int uid = getPackageUid(packageName, 0, userId); 23923 if (callingUid != uid && callingUid != Process.ROOT_UID 23924 && callingUid != Process.SYSTEM_UID) { 23925 throw new SecurityException( 23926 "Caller uid " + callingUid + " does not own package " + packageName); 23927 } 23928 ApplicationInfo info = getApplicationInfo(packageName, flags, userId); 23929 if (info == null) { 23930 return false; 23931 } 23932 if (info.targetSdkVersion < Build.VERSION_CODES.O) { 23933 return false; 23934 } 23935 String appOpPermission = Manifest.permission.REQUEST_INSTALL_PACKAGES; 23936 String[] packagesDeclaringPermission = getAppOpPermissionPackages(appOpPermission); 23937 if (!ArrayUtils.contains(packagesDeclaringPermission, packageName)) { 23938 if (throwIfPermNotDeclared) { 23939 throw new SecurityException("Need to declare " + appOpPermission 23940 + " to call this api"); 23941 } else { 23942 Slog.e(TAG, "Need to declare " + appOpPermission + " to call this api"); 23943 return false; 23944 } 23945 } 23946 if (sUserManager.hasUserRestriction(UserManager.DISALLOW_INSTALL_UNKNOWN_SOURCES, userId)) { 23947 return false; 23948 } 23949 if (mExternalSourcesPolicy != null) { 23950 int isTrusted = mExternalSourcesPolicy.getPackageTrustedToInstallApps(packageName, uid); 23951 if (isTrusted != PackageManagerInternal.ExternalSourcesPolicy.USER_DEFAULT) { 23952 return isTrusted == PackageManagerInternal.ExternalSourcesPolicy.USER_TRUSTED; 23953 } 23954 } 23955 return checkUidPermission(appOpPermission, uid) == PERMISSION_GRANTED; 23956 } 23957 23958 @Override 23959 public ComponentName getInstantAppResolverSettingsComponent() { 23960 return mInstantAppResolverSettingsComponent; 23961 } 23962 23963 @Override 23964 public ComponentName getInstantAppInstallerComponent() { 23965 if (getInstantAppPackageName(Binder.getCallingUid()) != null) { 23966 return null; 23967 } 23968 return mInstantAppInstallerActivity == null 23969 ? null : mInstantAppInstallerActivity.getComponentName(); 23970 } 23971 23972 @Override 23973 public String getInstantAppAndroidId(String packageName, int userId) { 23974 mContext.enforceCallingOrSelfPermission(android.Manifest.permission.ACCESS_INSTANT_APPS, 23975 "getInstantAppAndroidId"); 23976 mPermissionManager.enforceCrossUserPermission(Binder.getCallingUid(), userId, 23977 true /* requireFullPermission */, false /* checkShell */, 23978 "getInstantAppAndroidId"); 23979 // Make sure the target is an Instant App. 23980 if (!isInstantApp(packageName, userId)) { 23981 return null; 23982 } 23983 synchronized (mPackages) { 23984 return mInstantAppRegistry.getInstantAppAndroidIdLPw(packageName, userId); 23985 } 23986 } 23987 23988 boolean canHaveOatDir(String packageName) { 23989 synchronized (mPackages) { 23990 PackageParser.Package p = mPackages.get(packageName); 23991 if (p == null) { 23992 return false; 23993 } 23994 return p.canHaveOatDir(); 23995 } 23996 } 23997 23998 private String getOatDir(PackageParser.Package pkg) { 23999 if (!pkg.canHaveOatDir()) { 24000 return null; 24001 } 24002 File codePath = new File(pkg.codePath); 24003 if (codePath.isDirectory()) { 24004 return PackageDexOptimizer.getOatDir(codePath).getAbsolutePath(); 24005 } 24006 return null; 24007 } 24008 24009 void deleteOatArtifactsOfPackage(String packageName) { 24010 final String[] instructionSets; 24011 final List<String> codePaths; 24012 final String oatDir; 24013 final PackageParser.Package pkg; 24014 synchronized (mPackages) { 24015 pkg = mPackages.get(packageName); 24016 } 24017 instructionSets = getAppDexInstructionSets(pkg.applicationInfo); 24018 codePaths = pkg.getAllCodePaths(); 24019 oatDir = getOatDir(pkg); 24020 24021 for (String codePath : codePaths) { 24022 for (String isa : instructionSets) { 24023 try { 24024 mInstaller.deleteOdex(codePath, isa, oatDir); 24025 } catch (InstallerException e) { 24026 Log.e(TAG, "Failed deleting oat files for " + codePath, e); 24027 } 24028 } 24029 } 24030 } 24031 24032 Set<String> getUnusedPackages(long downgradeTimeThresholdMillis) { 24033 Set<String> unusedPackages = new HashSet<>(); 24034 long currentTimeInMillis = System.currentTimeMillis(); 24035 synchronized (mPackages) { 24036 for (PackageParser.Package pkg : mPackages.values()) { 24037 PackageSetting ps = mSettings.mPackages.get(pkg.packageName); 24038 if (ps == null) { 24039 continue; 24040 } 24041 PackageDexUsage.PackageUseInfo packageUseInfo = 24042 getDexManager().getPackageUseInfoOrDefault(pkg.packageName); 24043 if (PackageManagerServiceUtils 24044 .isUnusedSinceTimeInMillis(ps.firstInstallTime, currentTimeInMillis, 24045 downgradeTimeThresholdMillis, packageUseInfo, 24046 pkg.getLatestPackageUseTimeInMills(), 24047 pkg.getLatestForegroundPackageUseTimeInMills())) { 24048 unusedPackages.add(pkg.packageName); 24049 } 24050 } 24051 } 24052 return unusedPackages; 24053 } 24054 24055 @Override 24056 public void setHarmfulAppWarning(@NonNull String packageName, @Nullable CharSequence warning, 24057 int userId) { 24058 final int callingUid = Binder.getCallingUid(); 24059 final int callingAppId = UserHandle.getAppId(callingUid); 24060 24061 mPermissionManager.enforceCrossUserPermission(callingUid, userId, 24062 true /*requireFullPermission*/, true /*checkShell*/, "setHarmfulAppInfo"); 24063 24064 if (callingAppId != Process.SYSTEM_UID && callingAppId != Process.ROOT_UID && 24065 checkUidPermission(SET_HARMFUL_APP_WARNINGS, callingUid) != PERMISSION_GRANTED) { 24066 throw new SecurityException("Caller must have the " 24067 + SET_HARMFUL_APP_WARNINGS + " permission."); 24068 } 24069 24070 synchronized(mPackages) { 24071 mSettings.setHarmfulAppWarningLPw(packageName, warning, userId); 24072 scheduleWritePackageRestrictionsLocked(userId); 24073 } 24074 } 24075 24076 @Nullable 24077 @Override 24078 public CharSequence getHarmfulAppWarning(@NonNull String packageName, int userId) { 24079 final int callingUid = Binder.getCallingUid(); 24080 final int callingAppId = UserHandle.getAppId(callingUid); 24081 24082 mPermissionManager.enforceCrossUserPermission(callingUid, userId, 24083 true /*requireFullPermission*/, true /*checkShell*/, "getHarmfulAppInfo"); 24084 24085 if (callingAppId != Process.SYSTEM_UID && callingAppId != Process.ROOT_UID && 24086 checkUidPermission(SET_HARMFUL_APP_WARNINGS, callingUid) != PERMISSION_GRANTED) { 24087 throw new SecurityException("Caller must have the " 24088 + SET_HARMFUL_APP_WARNINGS + " permission."); 24089 } 24090 24091 synchronized(mPackages) { 24092 return mSettings.getHarmfulAppWarningLPr(packageName, userId); 24093 } 24094 } 24095} 24096 24097interface PackageSender { 24098 /** 24099 * @param userIds User IDs where the action occurred on a full application 24100 * @param instantUserIds User IDs where the action occurred on an instant application 24101 */ 24102 void sendPackageBroadcast(final String action, final String pkg, 24103 final Bundle extras, final int flags, final String targetPkg, 24104 final IIntentReceiver finishedReceiver, final int[] userIds, int[] instantUserIds); 24105 void sendPackageAddedForNewUsers(String packageName, boolean sendBootCompleted, 24106 boolean includeStopped, int appId, int[] userIds, int[] instantUserIds); 24107 void notifyPackageAdded(String packageName); 24108 void notifyPackageRemoved(String packageName); 24109} 24110