PackageManagerService.java revision 4bc8f4daf3635b50e25a470c2e07e4d62b5e798f
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_UNKNOWN = -1; 602 public static final int REASON_FIRST_BOOT = 0; 603 public static final int REASON_BOOT = 1; 604 public static final int REASON_INSTALL = 2; 605 public static final int REASON_BACKGROUND_DEXOPT = 3; 606 public static final int REASON_AB_OTA = 4; 607 public static final int REASON_INACTIVE_PACKAGE_DOWNGRADE = 5; 608 public static final int REASON_SHARED = 6; 609 610 public static final int REASON_LAST = REASON_SHARED; 611 612 /** 613 * Version number for the package parser cache. Increment this whenever the format or 614 * extent of cached data changes. See {@code PackageParser#setCacheDir}. 615 */ 616 private static final String PACKAGE_PARSER_CACHE_VERSION = "1"; 617 618 /** 619 * Whether the package parser cache is enabled. 620 */ 621 private static final boolean DEFAULT_PACKAGE_PARSER_CACHE_ENABLED = true; 622 623 /** 624 * Permissions required in order to receive instant application lifecycle broadcasts. 625 */ 626 private static final String[] INSTANT_APP_BROADCAST_PERMISSION = 627 new String[] { android.Manifest.permission.ACCESS_INSTANT_APPS }; 628 629 final ServiceThread mHandlerThread; 630 631 final PackageHandler mHandler; 632 633 private final ProcessLoggingHandler mProcessLoggingHandler; 634 635 /** 636 * Messages for {@link #mHandler} that need to wait for system ready before 637 * being dispatched. 638 */ 639 private ArrayList<Message> mPostSystemReadyMessages; 640 641 final int mSdkVersion = Build.VERSION.SDK_INT; 642 643 final Context mContext; 644 final boolean mFactoryTest; 645 final boolean mOnlyCore; 646 final DisplayMetrics mMetrics; 647 final int mDefParseFlags; 648 final String[] mSeparateProcesses; 649 final boolean mIsUpgrade; 650 final boolean mIsPreNUpgrade; 651 final boolean mIsPreNMR1Upgrade; 652 653 // Have we told the Activity Manager to whitelist the default container service by uid yet? 654 @GuardedBy("mPackages") 655 boolean mDefaultContainerWhitelisted = false; 656 657 @GuardedBy("mPackages") 658 private boolean mDexOptDialogShown; 659 660 // Used for privilege escalation. MUST NOT BE CALLED WITH mPackages 661 // LOCK HELD. Can be called with mInstallLock held. 662 @GuardedBy("mInstallLock") 663 final Installer mInstaller; 664 665 /** Directory where installed applications are stored */ 666 private static final File sAppInstallDir = 667 new File(Environment.getDataDirectory(), "app"); 668 /** Directory where installed application's 32-bit native libraries are copied. */ 669 private static final File sAppLib32InstallDir = 670 new File(Environment.getDataDirectory(), "app-lib"); 671 /** Directory where code and non-resource assets of forward-locked applications are stored */ 672 private static final File sDrmAppPrivateInstallDir = 673 new File(Environment.getDataDirectory(), "app-private"); 674 675 // ---------------------------------------------------------------- 676 677 // Lock for state used when installing and doing other long running 678 // operations. Methods that must be called with this lock held have 679 // the suffix "LI". 680 final Object mInstallLock = new Object(); 681 682 // ---------------------------------------------------------------- 683 684 // Keys are String (package name), values are Package. This also serves 685 // as the lock for the global state. Methods that must be called with 686 // this lock held have the prefix "LP". 687 @GuardedBy("mPackages") 688 final ArrayMap<String, PackageParser.Package> mPackages = 689 new ArrayMap<String, PackageParser.Package>(); 690 691 final ArrayMap<String, Set<String>> mKnownCodebase = 692 new ArrayMap<String, Set<String>>(); 693 694 // Keys are isolated uids and values are the uid of the application 695 // that created the isolated proccess. 696 @GuardedBy("mPackages") 697 final SparseIntArray mIsolatedOwners = new SparseIntArray(); 698 699 /** 700 * Tracks new system packages [received in an OTA] that we expect to 701 * find updated user-installed versions. Keys are package name, values 702 * are package location. 703 */ 704 final private ArrayMap<String, File> mExpectingBetter = new ArrayMap<>(); 705 /** 706 * Tracks high priority intent filters for protected actions. During boot, certain 707 * filter actions are protected and should never be allowed to have a high priority 708 * intent filter for them. However, there is one, and only one exception -- the 709 * setup wizard. It must be able to define a high priority intent filter for these 710 * actions to ensure there are no escapes from the wizard. We need to delay processing 711 * of these during boot as we need to look at all of the system packages in order 712 * to know which component is the setup wizard. 713 */ 714 private final List<PackageParser.ActivityIntentInfo> mProtectedFilters = new ArrayList<>(); 715 /** 716 * Whether or not processing protected filters should be deferred. 717 */ 718 private boolean mDeferProtectedFilters = true; 719 720 /** 721 * Tracks existing system packages prior to receiving an OTA. Keys are package name. 722 */ 723 final private ArraySet<String> mExistingSystemPackages = new ArraySet<>(); 724 /** 725 * Whether or not system app permissions should be promoted from install to runtime. 726 */ 727 boolean mPromoteSystemApps; 728 729 @GuardedBy("mPackages") 730 final Settings mSettings; 731 732 /** 733 * Set of package names that are currently "frozen", which means active 734 * surgery is being done on the code/data for that package. The platform 735 * will refuse to launch frozen packages to avoid race conditions. 736 * 737 * @see PackageFreezer 738 */ 739 @GuardedBy("mPackages") 740 final ArraySet<String> mFrozenPackages = new ArraySet<>(); 741 742 final ProtectedPackages mProtectedPackages; 743 744 @GuardedBy("mLoadedVolumes") 745 final ArraySet<String> mLoadedVolumes = new ArraySet<>(); 746 747 boolean mFirstBoot; 748 749 PackageManagerInternal.ExternalSourcesPolicy mExternalSourcesPolicy; 750 751 @GuardedBy("mAvailableFeatures") 752 final ArrayMap<String, FeatureInfo> mAvailableFeatures; 753 754 private final InstantAppRegistry mInstantAppRegistry; 755 756 @GuardedBy("mPackages") 757 int mChangedPackagesSequenceNumber; 758 /** 759 * List of changed [installed, removed or updated] packages. 760 * mapping from user id -> sequence number -> package name 761 */ 762 @GuardedBy("mPackages") 763 final SparseArray<SparseArray<String>> mChangedPackages = new SparseArray<>(); 764 /** 765 * The sequence number of the last change to a package. 766 * mapping from user id -> package name -> sequence number 767 */ 768 @GuardedBy("mPackages") 769 final SparseArray<Map<String, Integer>> mChangedPackagesSequenceNumbers = new SparseArray<>(); 770 771 @GuardedBy("mPackages") 772 final private ArraySet<PackageListObserver> mPackageListObservers = new ArraySet<>(); 773 774 class PackageParserCallback implements PackageParser.Callback { 775 @Override public final boolean hasFeature(String feature) { 776 return PackageManagerService.this.hasSystemFeature(feature, 0); 777 } 778 779 final List<PackageParser.Package> getStaticOverlayPackagesLocked( 780 Collection<PackageParser.Package> allPackages, String targetPackageName) { 781 List<PackageParser.Package> overlayPackages = null; 782 for (PackageParser.Package p : allPackages) { 783 if (targetPackageName.equals(p.mOverlayTarget) && p.mOverlayIsStatic) { 784 if (overlayPackages == null) { 785 overlayPackages = new ArrayList<PackageParser.Package>(); 786 } 787 overlayPackages.add(p); 788 } 789 } 790 if (overlayPackages != null) { 791 Comparator<PackageParser.Package> cmp = new Comparator<PackageParser.Package>() { 792 public int compare(PackageParser.Package p1, PackageParser.Package p2) { 793 return p1.mOverlayPriority - p2.mOverlayPriority; 794 } 795 }; 796 Collections.sort(overlayPackages, cmp); 797 } 798 return overlayPackages; 799 } 800 801 @GuardedBy("mInstallLock") 802 final String[] getStaticOverlayPathsLocked(Collection<PackageParser.Package> allPackages, 803 String targetPackageName, String targetPath) { 804 if ("android".equals(targetPackageName)) { 805 // Static RROs targeting to "android", ie framework-res.apk, are already applied by 806 // native AssetManager. 807 return null; 808 } 809 List<PackageParser.Package> overlayPackages = 810 getStaticOverlayPackagesLocked(allPackages, targetPackageName); 811 if (overlayPackages == null || overlayPackages.isEmpty()) { 812 return null; 813 } 814 List<String> overlayPathList = null; 815 for (PackageParser.Package overlayPackage : overlayPackages) { 816 if (targetPath == null) { 817 if (overlayPathList == null) { 818 overlayPathList = new ArrayList<String>(); 819 } 820 overlayPathList.add(overlayPackage.baseCodePath); 821 continue; 822 } 823 824 try { 825 // Creates idmaps for system to parse correctly the Android manifest of the 826 // target package. 827 // 828 // OverlayManagerService will update each of them with a correct gid from its 829 // target package app id. 830 mInstaller.idmap(targetPath, overlayPackage.baseCodePath, 831 UserHandle.getSharedAppGid( 832 UserHandle.getUserGid(UserHandle.USER_SYSTEM))); 833 if (overlayPathList == null) { 834 overlayPathList = new ArrayList<String>(); 835 } 836 overlayPathList.add(overlayPackage.baseCodePath); 837 } catch (InstallerException e) { 838 Slog.e(TAG, "Failed to generate idmap for " + targetPath + " and " + 839 overlayPackage.baseCodePath); 840 } 841 } 842 return overlayPathList == null ? null : overlayPathList.toArray(new String[0]); 843 } 844 845 String[] getStaticOverlayPaths(String targetPackageName, String targetPath) { 846 synchronized (mPackages) { 847 return getStaticOverlayPathsLocked( 848 mPackages.values(), targetPackageName, targetPath); 849 } 850 } 851 852 @Override public final String[] getOverlayApks(String targetPackageName) { 853 return getStaticOverlayPaths(targetPackageName, null); 854 } 855 856 @Override public final String[] getOverlayPaths(String targetPackageName, 857 String targetPath) { 858 return getStaticOverlayPaths(targetPackageName, targetPath); 859 } 860 } 861 862 class ParallelPackageParserCallback extends PackageParserCallback { 863 List<PackageParser.Package> mOverlayPackages = null; 864 865 void findStaticOverlayPackages() { 866 synchronized (mPackages) { 867 for (PackageParser.Package p : mPackages.values()) { 868 if (p.mOverlayIsStatic) { 869 if (mOverlayPackages == null) { 870 mOverlayPackages = new ArrayList<PackageParser.Package>(); 871 } 872 mOverlayPackages.add(p); 873 } 874 } 875 } 876 } 877 878 @Override 879 synchronized String[] getStaticOverlayPaths(String targetPackageName, String targetPath) { 880 // We can trust mOverlayPackages without holding mPackages because package uninstall 881 // can't happen while running parallel parsing. 882 // Moreover holding mPackages on each parsing thread causes dead-lock. 883 return mOverlayPackages == null ? null : 884 getStaticOverlayPathsLocked(mOverlayPackages, targetPackageName, targetPath); 885 } 886 } 887 888 final PackageParser.Callback mPackageParserCallback = new PackageParserCallback(); 889 final ParallelPackageParserCallback mParallelPackageParserCallback = 890 new ParallelPackageParserCallback(); 891 892 public static final class SharedLibraryEntry { 893 public final @Nullable String path; 894 public final @Nullable String apk; 895 public final @NonNull SharedLibraryInfo info; 896 897 SharedLibraryEntry(String _path, String _apk, String name, long version, int type, 898 String declaringPackageName, long declaringPackageVersionCode) { 899 path = _path; 900 apk = _apk; 901 info = new SharedLibraryInfo(name, version, type, new VersionedPackage( 902 declaringPackageName, declaringPackageVersionCode), null); 903 } 904 } 905 906 // Currently known shared libraries. 907 final ArrayMap<String, LongSparseArray<SharedLibraryEntry>> mSharedLibraries = new ArrayMap<>(); 908 final ArrayMap<String, LongSparseArray<SharedLibraryEntry>> mStaticLibsByDeclaringPackage = 909 new ArrayMap<>(); 910 911 // All available activities, for your resolving pleasure. 912 final ActivityIntentResolver mActivities = 913 new ActivityIntentResolver(); 914 915 // All available receivers, for your resolving pleasure. 916 final ActivityIntentResolver mReceivers = 917 new ActivityIntentResolver(); 918 919 // All available services, for your resolving pleasure. 920 final ServiceIntentResolver mServices = new ServiceIntentResolver(); 921 922 // All available providers, for your resolving pleasure. 923 final ProviderIntentResolver mProviders = new ProviderIntentResolver(); 924 925 // Mapping from provider base names (first directory in content URI codePath) 926 // to the provider information. 927 final ArrayMap<String, PackageParser.Provider> mProvidersByAuthority = 928 new ArrayMap<String, PackageParser.Provider>(); 929 930 // Mapping from instrumentation class names to info about them. 931 final ArrayMap<ComponentName, PackageParser.Instrumentation> mInstrumentation = 932 new ArrayMap<ComponentName, PackageParser.Instrumentation>(); 933 934 // Packages whose data we have transfered into another package, thus 935 // should no longer exist. 936 final ArraySet<String> mTransferedPackages = new ArraySet<String>(); 937 938 // Broadcast actions that are only available to the system. 939 @GuardedBy("mProtectedBroadcasts") 940 final ArraySet<String> mProtectedBroadcasts = new ArraySet<>(); 941 942 /** List of packages waiting for verification. */ 943 final SparseArray<PackageVerificationState> mPendingVerification 944 = new SparseArray<PackageVerificationState>(); 945 946 final PackageInstallerService mInstallerService; 947 948 final ArtManagerService mArtManagerService; 949 950 private final PackageDexOptimizer mPackageDexOptimizer; 951 // DexManager handles the usage of dex files (e.g. secondary files, whether or not a package 952 // is used by other apps). 953 private final DexManager mDexManager; 954 955 private AtomicInteger mNextMoveId = new AtomicInteger(); 956 private final MoveCallbacks mMoveCallbacks; 957 958 private final OnPermissionChangeListeners mOnPermissionChangeListeners; 959 960 // Cache of users who need badging. 961 SparseBooleanArray mUserNeedsBadging = new SparseBooleanArray(); 962 963 /** Token for keys in mPendingVerification. */ 964 private int mPendingVerificationToken = 0; 965 966 volatile boolean mSystemReady; 967 volatile boolean mSafeMode; 968 volatile boolean mHasSystemUidErrors; 969 private volatile boolean mWebInstantAppsDisabled; 970 971 ApplicationInfo mAndroidApplication; 972 final ActivityInfo mResolveActivity = new ActivityInfo(); 973 final ResolveInfo mResolveInfo = new ResolveInfo(); 974 ComponentName mResolveComponentName; 975 PackageParser.Package mPlatformPackage; 976 ComponentName mCustomResolverComponentName; 977 978 boolean mResolverReplaced = false; 979 980 private final @Nullable ComponentName mIntentFilterVerifierComponent; 981 private final @Nullable IntentFilterVerifier<ActivityIntentInfo> mIntentFilterVerifier; 982 983 private int mIntentFilterVerificationToken = 0; 984 985 /** The service connection to the ephemeral resolver */ 986 final InstantAppResolverConnection mInstantAppResolverConnection; 987 /** Component used to show resolver settings for Instant Apps */ 988 final ComponentName mInstantAppResolverSettingsComponent; 989 990 /** Activity used to install instant applications */ 991 ActivityInfo mInstantAppInstallerActivity; 992 final ResolveInfo mInstantAppInstallerInfo = new ResolveInfo(); 993 994 final SparseArray<IntentFilterVerificationState> mIntentFilterVerificationStates 995 = new SparseArray<IntentFilterVerificationState>(); 996 997 // TODO remove this and go through mPermissonManager directly 998 final DefaultPermissionGrantPolicy mDefaultPermissionPolicy; 999 private final PermissionManagerInternal mPermissionManager; 1000 1001 // List of packages names to keep cached, even if they are uninstalled for all users 1002 private List<String> mKeepUninstalledPackages; 1003 1004 private UserManagerInternal mUserManagerInternal; 1005 private ActivityManagerInternal mActivityManagerInternal; 1006 1007 private DeviceIdleController.LocalService mDeviceIdleController; 1008 1009 private File mCacheDir; 1010 1011 private Future<?> mPrepareAppDataFuture; 1012 1013 private static class IFVerificationParams { 1014 PackageParser.Package pkg; 1015 boolean replacing; 1016 int userId; 1017 int verifierUid; 1018 1019 public IFVerificationParams(PackageParser.Package _pkg, boolean _replacing, 1020 int _userId, int _verifierUid) { 1021 pkg = _pkg; 1022 replacing = _replacing; 1023 userId = _userId; 1024 replacing = _replacing; 1025 verifierUid = _verifierUid; 1026 } 1027 } 1028 1029 private interface IntentFilterVerifier<T extends IntentFilter> { 1030 boolean addOneIntentFilterVerification(int verifierId, int userId, int verificationId, 1031 T filter, String packageName); 1032 void startVerifications(int userId); 1033 void receiveVerificationResponse(int verificationId); 1034 } 1035 1036 private class IntentVerifierProxy implements IntentFilterVerifier<ActivityIntentInfo> { 1037 private Context mContext; 1038 private ComponentName mIntentFilterVerifierComponent; 1039 private ArrayList<Integer> mCurrentIntentFilterVerifications = new ArrayList<Integer>(); 1040 1041 public IntentVerifierProxy(Context context, ComponentName verifierComponent) { 1042 mContext = context; 1043 mIntentFilterVerifierComponent = verifierComponent; 1044 } 1045 1046 private String getDefaultScheme() { 1047 return IntentFilter.SCHEME_HTTPS; 1048 } 1049 1050 @Override 1051 public void startVerifications(int userId) { 1052 // Launch verifications requests 1053 int count = mCurrentIntentFilterVerifications.size(); 1054 for (int n=0; n<count; n++) { 1055 int verificationId = mCurrentIntentFilterVerifications.get(n); 1056 final IntentFilterVerificationState ivs = 1057 mIntentFilterVerificationStates.get(verificationId); 1058 1059 String packageName = ivs.getPackageName(); 1060 1061 ArrayList<PackageParser.ActivityIntentInfo> filters = ivs.getFilters(); 1062 final int filterCount = filters.size(); 1063 ArraySet<String> domainsSet = new ArraySet<>(); 1064 for (int m=0; m<filterCount; m++) { 1065 PackageParser.ActivityIntentInfo filter = filters.get(m); 1066 domainsSet.addAll(filter.getHostsList()); 1067 } 1068 synchronized (mPackages) { 1069 if (mSettings.createIntentFilterVerificationIfNeededLPw( 1070 packageName, domainsSet) != null) { 1071 scheduleWriteSettingsLocked(); 1072 } 1073 } 1074 sendVerificationRequest(verificationId, ivs); 1075 } 1076 mCurrentIntentFilterVerifications.clear(); 1077 } 1078 1079 private void sendVerificationRequest(int verificationId, IntentFilterVerificationState ivs) { 1080 Intent verificationIntent = new Intent(Intent.ACTION_INTENT_FILTER_NEEDS_VERIFICATION); 1081 verificationIntent.putExtra( 1082 PackageManager.EXTRA_INTENT_FILTER_VERIFICATION_ID, 1083 verificationId); 1084 verificationIntent.putExtra( 1085 PackageManager.EXTRA_INTENT_FILTER_VERIFICATION_URI_SCHEME, 1086 getDefaultScheme()); 1087 verificationIntent.putExtra( 1088 PackageManager.EXTRA_INTENT_FILTER_VERIFICATION_HOSTS, 1089 ivs.getHostsString()); 1090 verificationIntent.putExtra( 1091 PackageManager.EXTRA_INTENT_FILTER_VERIFICATION_PACKAGE_NAME, 1092 ivs.getPackageName()); 1093 verificationIntent.setComponent(mIntentFilterVerifierComponent); 1094 verificationIntent.addFlags(Intent.FLAG_RECEIVER_FOREGROUND); 1095 1096 DeviceIdleController.LocalService idleController = getDeviceIdleController(); 1097 idleController.addPowerSaveTempWhitelistApp(Process.myUid(), 1098 mIntentFilterVerifierComponent.getPackageName(), getVerificationTimeout(), 1099 UserHandle.USER_SYSTEM, true, "intent filter verifier"); 1100 1101 mContext.sendBroadcastAsUser(verificationIntent, UserHandle.SYSTEM); 1102 if (DEBUG_DOMAIN_VERIFICATION) Slog.d(TAG, 1103 "Sending IntentFilter verification broadcast"); 1104 } 1105 1106 public void receiveVerificationResponse(int verificationId) { 1107 IntentFilterVerificationState ivs = mIntentFilterVerificationStates.get(verificationId); 1108 1109 final boolean verified = ivs.isVerified(); 1110 1111 ArrayList<PackageParser.ActivityIntentInfo> filters = ivs.getFilters(); 1112 final int count = filters.size(); 1113 if (DEBUG_DOMAIN_VERIFICATION) { 1114 Slog.i(TAG, "Received verification response " + verificationId 1115 + " for " + count + " filters, verified=" + verified); 1116 } 1117 for (int n=0; n<count; n++) { 1118 PackageParser.ActivityIntentInfo filter = filters.get(n); 1119 filter.setVerified(verified); 1120 1121 if (DEBUG_DOMAIN_VERIFICATION) Slog.d(TAG, "IntentFilter " + filter.toString() 1122 + " verified with result:" + verified + " and hosts:" 1123 + ivs.getHostsString()); 1124 } 1125 1126 mIntentFilterVerificationStates.remove(verificationId); 1127 1128 final String packageName = ivs.getPackageName(); 1129 IntentFilterVerificationInfo ivi = null; 1130 1131 synchronized (mPackages) { 1132 ivi = mSettings.getIntentFilterVerificationLPr(packageName); 1133 } 1134 if (ivi == null) { 1135 Slog.w(TAG, "IntentFilterVerificationInfo not found for verificationId:" 1136 + verificationId + " packageName:" + packageName); 1137 return; 1138 } 1139 if (DEBUG_DOMAIN_VERIFICATION) Slog.d(TAG, 1140 "Updating IntentFilterVerificationInfo for package " + packageName 1141 +" verificationId:" + verificationId); 1142 1143 synchronized (mPackages) { 1144 if (verified) { 1145 ivi.setStatus(INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_ALWAYS); 1146 } else { 1147 ivi.setStatus(INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_ASK); 1148 } 1149 scheduleWriteSettingsLocked(); 1150 1151 final int userId = ivs.getUserId(); 1152 if (userId != UserHandle.USER_ALL) { 1153 final int userStatus = 1154 mSettings.getIntentFilterVerificationStatusLPr(packageName, userId); 1155 1156 int updatedStatus = INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_UNDEFINED; 1157 boolean needUpdate = false; 1158 1159 // We cannot override the STATUS_ALWAYS / STATUS_NEVER states if they have 1160 // already been set by the User thru the Disambiguation dialog 1161 switch (userStatus) { 1162 case INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_UNDEFINED: 1163 if (verified) { 1164 updatedStatus = INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_ALWAYS; 1165 } else { 1166 updatedStatus = INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_ASK; 1167 } 1168 needUpdate = true; 1169 break; 1170 1171 case INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_ASK: 1172 if (verified) { 1173 updatedStatus = INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_ALWAYS; 1174 needUpdate = true; 1175 } 1176 break; 1177 1178 default: 1179 // Nothing to do 1180 } 1181 1182 if (needUpdate) { 1183 mSettings.updateIntentFilterVerificationStatusLPw( 1184 packageName, updatedStatus, userId); 1185 scheduleWritePackageRestrictionsLocked(userId); 1186 } 1187 } 1188 } 1189 } 1190 1191 @Override 1192 public boolean addOneIntentFilterVerification(int verifierUid, int userId, int verificationId, 1193 ActivityIntentInfo filter, String packageName) { 1194 if (!hasValidDomains(filter)) { 1195 return false; 1196 } 1197 IntentFilterVerificationState ivs = mIntentFilterVerificationStates.get(verificationId); 1198 if (ivs == null) { 1199 ivs = createDomainVerificationState(verifierUid, userId, verificationId, 1200 packageName); 1201 } 1202 if (DEBUG_DOMAIN_VERIFICATION) { 1203 Slog.d(TAG, "Adding verification filter for " + packageName + ": " + filter); 1204 } 1205 ivs.addFilter(filter); 1206 return true; 1207 } 1208 1209 private IntentFilterVerificationState createDomainVerificationState(int verifierUid, 1210 int userId, int verificationId, String packageName) { 1211 IntentFilterVerificationState ivs = new IntentFilterVerificationState( 1212 verifierUid, userId, packageName); 1213 ivs.setPendingState(); 1214 synchronized (mPackages) { 1215 mIntentFilterVerificationStates.append(verificationId, ivs); 1216 mCurrentIntentFilterVerifications.add(verificationId); 1217 } 1218 return ivs; 1219 } 1220 } 1221 1222 private static boolean hasValidDomains(ActivityIntentInfo filter) { 1223 return filter.hasCategory(Intent.CATEGORY_BROWSABLE) 1224 && (filter.hasDataScheme(IntentFilter.SCHEME_HTTP) || 1225 filter.hasDataScheme(IntentFilter.SCHEME_HTTPS)); 1226 } 1227 1228 // Set of pending broadcasts for aggregating enable/disable of components. 1229 static class PendingPackageBroadcasts { 1230 // for each user id, a map of <package name -> components within that package> 1231 final SparseArray<ArrayMap<String, ArrayList<String>>> mUidMap; 1232 1233 public PendingPackageBroadcasts() { 1234 mUidMap = new SparseArray<ArrayMap<String, ArrayList<String>>>(2); 1235 } 1236 1237 public ArrayList<String> get(int userId, String packageName) { 1238 ArrayMap<String, ArrayList<String>> packages = getOrAllocate(userId); 1239 return packages.get(packageName); 1240 } 1241 1242 public void put(int userId, String packageName, ArrayList<String> components) { 1243 ArrayMap<String, ArrayList<String>> packages = getOrAllocate(userId); 1244 packages.put(packageName, components); 1245 } 1246 1247 public void remove(int userId, String packageName) { 1248 ArrayMap<String, ArrayList<String>> packages = mUidMap.get(userId); 1249 if (packages != null) { 1250 packages.remove(packageName); 1251 } 1252 } 1253 1254 public void remove(int userId) { 1255 mUidMap.remove(userId); 1256 } 1257 1258 public int userIdCount() { 1259 return mUidMap.size(); 1260 } 1261 1262 public int userIdAt(int n) { 1263 return mUidMap.keyAt(n); 1264 } 1265 1266 public ArrayMap<String, ArrayList<String>> packagesForUserId(int userId) { 1267 return mUidMap.get(userId); 1268 } 1269 1270 public int size() { 1271 // total number of pending broadcast entries across all userIds 1272 int num = 0; 1273 for (int i = 0; i< mUidMap.size(); i++) { 1274 num += mUidMap.valueAt(i).size(); 1275 } 1276 return num; 1277 } 1278 1279 public void clear() { 1280 mUidMap.clear(); 1281 } 1282 1283 private ArrayMap<String, ArrayList<String>> getOrAllocate(int userId) { 1284 ArrayMap<String, ArrayList<String>> map = mUidMap.get(userId); 1285 if (map == null) { 1286 map = new ArrayMap<String, ArrayList<String>>(); 1287 mUidMap.put(userId, map); 1288 } 1289 return map; 1290 } 1291 } 1292 final PendingPackageBroadcasts mPendingBroadcasts = new PendingPackageBroadcasts(); 1293 1294 // Service Connection to remote media container service to copy 1295 // package uri's from external media onto secure containers 1296 // or internal storage. 1297 private IMediaContainerService mContainerService = null; 1298 1299 static final int SEND_PENDING_BROADCAST = 1; 1300 static final int MCS_BOUND = 3; 1301 static final int END_COPY = 4; 1302 static final int INIT_COPY = 5; 1303 static final int MCS_UNBIND = 6; 1304 static final int START_CLEANING_PACKAGE = 7; 1305 static final int FIND_INSTALL_LOC = 8; 1306 static final int POST_INSTALL = 9; 1307 static final int MCS_RECONNECT = 10; 1308 static final int MCS_GIVE_UP = 11; 1309 static final int WRITE_SETTINGS = 13; 1310 static final int WRITE_PACKAGE_RESTRICTIONS = 14; 1311 static final int PACKAGE_VERIFIED = 15; 1312 static final int CHECK_PENDING_VERIFICATION = 16; 1313 static final int START_INTENT_FILTER_VERIFICATIONS = 17; 1314 static final int INTENT_FILTER_VERIFIED = 18; 1315 static final int WRITE_PACKAGE_LIST = 19; 1316 static final int INSTANT_APP_RESOLUTION_PHASE_TWO = 20; 1317 1318 static final int WRITE_SETTINGS_DELAY = 10*1000; // 10 seconds 1319 1320 // Delay time in millisecs 1321 static final int BROADCAST_DELAY = 10 * 1000; 1322 1323 private static final long DEFAULT_UNUSED_STATIC_SHARED_LIB_MIN_CACHE_PERIOD = 1324 2 * 60 * 60 * 1000L; /* two hours */ 1325 1326 static UserManagerService sUserManager; 1327 1328 // Stores a list of users whose package restrictions file needs to be updated 1329 private ArraySet<Integer> mDirtyUsers = new ArraySet<Integer>(); 1330 1331 final private DefaultContainerConnection mDefContainerConn = 1332 new DefaultContainerConnection(); 1333 class DefaultContainerConnection implements ServiceConnection { 1334 public void onServiceConnected(ComponentName name, IBinder service) { 1335 if (DEBUG_SD_INSTALL) Log.i(TAG, "onServiceConnected"); 1336 final IMediaContainerService imcs = IMediaContainerService.Stub 1337 .asInterface(Binder.allowBlocking(service)); 1338 mHandler.sendMessage(mHandler.obtainMessage(MCS_BOUND, imcs)); 1339 } 1340 1341 public void onServiceDisconnected(ComponentName name) { 1342 if (DEBUG_SD_INSTALL) Log.i(TAG, "onServiceDisconnected"); 1343 } 1344 } 1345 1346 // Recordkeeping of restore-after-install operations that are currently in flight 1347 // between the Package Manager and the Backup Manager 1348 static class PostInstallData { 1349 public InstallArgs args; 1350 public PackageInstalledInfo res; 1351 1352 PostInstallData(InstallArgs _a, PackageInstalledInfo _r) { 1353 args = _a; 1354 res = _r; 1355 } 1356 } 1357 1358 final SparseArray<PostInstallData> mRunningInstalls = new SparseArray<PostInstallData>(); 1359 int mNextInstallToken = 1; // nonzero; will be wrapped back to 1 when ++ overflows 1360 1361 // XML tags for backup/restore of various bits of state 1362 private static final String TAG_PREFERRED_BACKUP = "pa"; 1363 private static final String TAG_DEFAULT_APPS = "da"; 1364 private static final String TAG_INTENT_FILTER_VERIFICATION = "iv"; 1365 1366 private static final String TAG_PERMISSION_BACKUP = "perm-grant-backup"; 1367 private static final String TAG_ALL_GRANTS = "rt-grants"; 1368 private static final String TAG_GRANT = "grant"; 1369 private static final String ATTR_PACKAGE_NAME = "pkg"; 1370 1371 private static final String TAG_PERMISSION = "perm"; 1372 private static final String ATTR_PERMISSION_NAME = "name"; 1373 private static final String ATTR_IS_GRANTED = "g"; 1374 private static final String ATTR_USER_SET = "set"; 1375 private static final String ATTR_USER_FIXED = "fixed"; 1376 private static final String ATTR_REVOKE_ON_UPGRADE = "rou"; 1377 1378 // System/policy permission grants are not backed up 1379 private static final int SYSTEM_RUNTIME_GRANT_MASK = 1380 FLAG_PERMISSION_POLICY_FIXED 1381 | FLAG_PERMISSION_SYSTEM_FIXED 1382 | FLAG_PERMISSION_GRANTED_BY_DEFAULT; 1383 1384 // And we back up these user-adjusted states 1385 private static final int USER_RUNTIME_GRANT_MASK = 1386 FLAG_PERMISSION_USER_SET 1387 | FLAG_PERMISSION_USER_FIXED 1388 | FLAG_PERMISSION_REVOKE_ON_UPGRADE; 1389 1390 final @Nullable String mRequiredVerifierPackage; 1391 final @NonNull String mRequiredInstallerPackage; 1392 final @NonNull String mRequiredUninstallerPackage; 1393 final @Nullable String mSetupWizardPackage; 1394 final @Nullable String mStorageManagerPackage; 1395 final @NonNull String mServicesSystemSharedLibraryPackageName; 1396 final @NonNull String mSharedSystemSharedLibraryPackageName; 1397 1398 private final PackageUsage mPackageUsage = new PackageUsage(); 1399 private final CompilerStats mCompilerStats = new CompilerStats(); 1400 1401 class PackageHandler extends Handler { 1402 private boolean mBound = false; 1403 final ArrayList<HandlerParams> mPendingInstalls = 1404 new ArrayList<HandlerParams>(); 1405 1406 private boolean connectToService() { 1407 if (DEBUG_SD_INSTALL) Log.i(TAG, "Trying to bind to" + 1408 " DefaultContainerService"); 1409 Intent service = new Intent().setComponent(DEFAULT_CONTAINER_COMPONENT); 1410 Process.setThreadPriority(Process.THREAD_PRIORITY_DEFAULT); 1411 if (mContext.bindServiceAsUser(service, mDefContainerConn, 1412 Context.BIND_AUTO_CREATE, UserHandle.SYSTEM)) { 1413 Process.setThreadPriority(Process.THREAD_PRIORITY_BACKGROUND); 1414 mBound = true; 1415 return true; 1416 } 1417 Process.setThreadPriority(Process.THREAD_PRIORITY_BACKGROUND); 1418 return false; 1419 } 1420 1421 private void disconnectService() { 1422 mContainerService = null; 1423 mBound = false; 1424 Process.setThreadPriority(Process.THREAD_PRIORITY_DEFAULT); 1425 mContext.unbindService(mDefContainerConn); 1426 Process.setThreadPriority(Process.THREAD_PRIORITY_BACKGROUND); 1427 } 1428 1429 PackageHandler(Looper looper) { 1430 super(looper); 1431 } 1432 1433 public void handleMessage(Message msg) { 1434 try { 1435 doHandleMessage(msg); 1436 } finally { 1437 Process.setThreadPriority(Process.THREAD_PRIORITY_BACKGROUND); 1438 } 1439 } 1440 1441 void doHandleMessage(Message msg) { 1442 switch (msg.what) { 1443 case INIT_COPY: { 1444 HandlerParams params = (HandlerParams) msg.obj; 1445 int idx = mPendingInstalls.size(); 1446 if (DEBUG_INSTALL) Slog.i(TAG, "init_copy idx=" + idx + ": " + params); 1447 // If a bind was already initiated we dont really 1448 // need to do anything. The pending install 1449 // will be processed later on. 1450 if (!mBound) { 1451 Trace.asyncTraceBegin(TRACE_TAG_PACKAGE_MANAGER, "bindingMCS", 1452 System.identityHashCode(mHandler)); 1453 // If this is the only one pending we might 1454 // have to bind to the service again. 1455 if (!connectToService()) { 1456 Slog.e(TAG, "Failed to bind to media container service"); 1457 params.serviceError(); 1458 Trace.asyncTraceEnd(TRACE_TAG_PACKAGE_MANAGER, "bindingMCS", 1459 System.identityHashCode(mHandler)); 1460 if (params.traceMethod != null) { 1461 Trace.asyncTraceEnd(TRACE_TAG_PACKAGE_MANAGER, params.traceMethod, 1462 params.traceCookie); 1463 } 1464 return; 1465 } else { 1466 // Once we bind to the service, the first 1467 // pending request will be processed. 1468 mPendingInstalls.add(idx, params); 1469 } 1470 } else { 1471 mPendingInstalls.add(idx, params); 1472 // Already bound to the service. Just make 1473 // sure we trigger off processing the first request. 1474 if (idx == 0) { 1475 mHandler.sendEmptyMessage(MCS_BOUND); 1476 } 1477 } 1478 break; 1479 } 1480 case MCS_BOUND: { 1481 if (DEBUG_INSTALL) Slog.i(TAG, "mcs_bound"); 1482 if (msg.obj != null) { 1483 mContainerService = (IMediaContainerService) msg.obj; 1484 Trace.asyncTraceEnd(TRACE_TAG_PACKAGE_MANAGER, "bindingMCS", 1485 System.identityHashCode(mHandler)); 1486 } 1487 if (mContainerService == null) { 1488 if (!mBound) { 1489 // Something seriously wrong since we are not bound and we are not 1490 // waiting for connection. Bail out. 1491 Slog.e(TAG, "Cannot bind to media container service"); 1492 for (HandlerParams params : mPendingInstalls) { 1493 // Indicate service bind error 1494 params.serviceError(); 1495 Trace.asyncTraceEnd(TRACE_TAG_PACKAGE_MANAGER, "queueInstall", 1496 System.identityHashCode(params)); 1497 if (params.traceMethod != null) { 1498 Trace.asyncTraceEnd(TRACE_TAG_PACKAGE_MANAGER, 1499 params.traceMethod, params.traceCookie); 1500 } 1501 return; 1502 } 1503 mPendingInstalls.clear(); 1504 } else { 1505 Slog.w(TAG, "Waiting to connect to media container service"); 1506 } 1507 } else if (mPendingInstalls.size() > 0) { 1508 HandlerParams params = mPendingInstalls.get(0); 1509 if (params != null) { 1510 Trace.asyncTraceEnd(TRACE_TAG_PACKAGE_MANAGER, "queueInstall", 1511 System.identityHashCode(params)); 1512 Trace.traceBegin(TRACE_TAG_PACKAGE_MANAGER, "startCopy"); 1513 if (params.startCopy()) { 1514 // We are done... look for more work or to 1515 // go idle. 1516 if (DEBUG_SD_INSTALL) Log.i(TAG, 1517 "Checking for more work or unbind..."); 1518 // Delete pending install 1519 if (mPendingInstalls.size() > 0) { 1520 mPendingInstalls.remove(0); 1521 } 1522 if (mPendingInstalls.size() == 0) { 1523 if (mBound) { 1524 if (DEBUG_SD_INSTALL) Log.i(TAG, 1525 "Posting delayed MCS_UNBIND"); 1526 removeMessages(MCS_UNBIND); 1527 Message ubmsg = obtainMessage(MCS_UNBIND); 1528 // Unbind after a little delay, to avoid 1529 // continual thrashing. 1530 sendMessageDelayed(ubmsg, 10000); 1531 } 1532 } else { 1533 // There are more pending requests in queue. 1534 // Just post MCS_BOUND message to trigger processing 1535 // of next pending install. 1536 if (DEBUG_SD_INSTALL) Log.i(TAG, 1537 "Posting MCS_BOUND for next work"); 1538 mHandler.sendEmptyMessage(MCS_BOUND); 1539 } 1540 } 1541 Trace.traceEnd(TRACE_TAG_PACKAGE_MANAGER); 1542 } 1543 } else { 1544 // Should never happen ideally. 1545 Slog.w(TAG, "Empty queue"); 1546 } 1547 break; 1548 } 1549 case MCS_RECONNECT: { 1550 if (DEBUG_INSTALL) Slog.i(TAG, "mcs_reconnect"); 1551 if (mPendingInstalls.size() > 0) { 1552 if (mBound) { 1553 disconnectService(); 1554 } 1555 if (!connectToService()) { 1556 Slog.e(TAG, "Failed to bind to media container service"); 1557 for (HandlerParams params : mPendingInstalls) { 1558 // Indicate service bind error 1559 params.serviceError(); 1560 Trace.asyncTraceEnd(TRACE_TAG_PACKAGE_MANAGER, "queueInstall", 1561 System.identityHashCode(params)); 1562 } 1563 mPendingInstalls.clear(); 1564 } 1565 } 1566 break; 1567 } 1568 case MCS_UNBIND: { 1569 // If there is no actual work left, then time to unbind. 1570 if (DEBUG_INSTALL) Slog.i(TAG, "mcs_unbind"); 1571 1572 if (mPendingInstalls.size() == 0 && mPendingVerification.size() == 0) { 1573 if (mBound) { 1574 if (DEBUG_INSTALL) Slog.i(TAG, "calling disconnectService()"); 1575 1576 disconnectService(); 1577 } 1578 } else if (mPendingInstalls.size() > 0) { 1579 // There are more pending requests in queue. 1580 // Just post MCS_BOUND message to trigger processing 1581 // of next pending install. 1582 mHandler.sendEmptyMessage(MCS_BOUND); 1583 } 1584 1585 break; 1586 } 1587 case MCS_GIVE_UP: { 1588 if (DEBUG_INSTALL) Slog.i(TAG, "mcs_giveup too many retries"); 1589 HandlerParams params = mPendingInstalls.remove(0); 1590 Trace.asyncTraceEnd(TRACE_TAG_PACKAGE_MANAGER, "queueInstall", 1591 System.identityHashCode(params)); 1592 break; 1593 } 1594 case SEND_PENDING_BROADCAST: { 1595 String packages[]; 1596 ArrayList<String> components[]; 1597 int size = 0; 1598 int uids[]; 1599 Process.setThreadPriority(Process.THREAD_PRIORITY_DEFAULT); 1600 synchronized (mPackages) { 1601 if (mPendingBroadcasts == null) { 1602 return; 1603 } 1604 size = mPendingBroadcasts.size(); 1605 if (size <= 0) { 1606 // Nothing to be done. Just return 1607 return; 1608 } 1609 packages = new String[size]; 1610 components = new ArrayList[size]; 1611 uids = new int[size]; 1612 int i = 0; // filling out the above arrays 1613 1614 for (int n = 0; n < mPendingBroadcasts.userIdCount(); n++) { 1615 int packageUserId = mPendingBroadcasts.userIdAt(n); 1616 Iterator<Map.Entry<String, ArrayList<String>>> it 1617 = mPendingBroadcasts.packagesForUserId(packageUserId) 1618 .entrySet().iterator(); 1619 while (it.hasNext() && i < size) { 1620 Map.Entry<String, ArrayList<String>> ent = it.next(); 1621 packages[i] = ent.getKey(); 1622 components[i] = ent.getValue(); 1623 PackageSetting ps = mSettings.mPackages.get(ent.getKey()); 1624 uids[i] = (ps != null) 1625 ? UserHandle.getUid(packageUserId, ps.appId) 1626 : -1; 1627 i++; 1628 } 1629 } 1630 size = i; 1631 mPendingBroadcasts.clear(); 1632 } 1633 // Send broadcasts 1634 for (int i = 0; i < size; i++) { 1635 sendPackageChangedBroadcast(packages[i], true, components[i], uids[i]); 1636 } 1637 Process.setThreadPriority(Process.THREAD_PRIORITY_BACKGROUND); 1638 break; 1639 } 1640 case START_CLEANING_PACKAGE: { 1641 Process.setThreadPriority(Process.THREAD_PRIORITY_DEFAULT); 1642 final String packageName = (String)msg.obj; 1643 final int userId = msg.arg1; 1644 final boolean andCode = msg.arg2 != 0; 1645 synchronized (mPackages) { 1646 if (userId == UserHandle.USER_ALL) { 1647 int[] users = sUserManager.getUserIds(); 1648 for (int user : users) { 1649 mSettings.addPackageToCleanLPw( 1650 new PackageCleanItem(user, packageName, andCode)); 1651 } 1652 } else { 1653 mSettings.addPackageToCleanLPw( 1654 new PackageCleanItem(userId, packageName, andCode)); 1655 } 1656 } 1657 Process.setThreadPriority(Process.THREAD_PRIORITY_BACKGROUND); 1658 startCleaningPackages(); 1659 } break; 1660 case POST_INSTALL: { 1661 if (DEBUG_INSTALL) Log.v(TAG, "Handling post-install for " + msg.arg1); 1662 1663 PostInstallData data = mRunningInstalls.get(msg.arg1); 1664 final boolean didRestore = (msg.arg2 != 0); 1665 mRunningInstalls.delete(msg.arg1); 1666 1667 if (data != null) { 1668 InstallArgs args = data.args; 1669 PackageInstalledInfo parentRes = data.res; 1670 1671 final boolean grantPermissions = (args.installFlags 1672 & PackageManager.INSTALL_GRANT_RUNTIME_PERMISSIONS) != 0; 1673 final boolean killApp = (args.installFlags 1674 & PackageManager.INSTALL_DONT_KILL_APP) == 0; 1675 final boolean virtualPreload = ((args.installFlags 1676 & PackageManager.INSTALL_VIRTUAL_PRELOAD) != 0); 1677 final String[] grantedPermissions = args.installGrantPermissions; 1678 1679 // Handle the parent package 1680 handlePackagePostInstall(parentRes, grantPermissions, killApp, 1681 virtualPreload, grantedPermissions, didRestore, 1682 args.installerPackageName, args.observer); 1683 1684 // Handle the child packages 1685 final int childCount = (parentRes.addedChildPackages != null) 1686 ? parentRes.addedChildPackages.size() : 0; 1687 for (int i = 0; i < childCount; i++) { 1688 PackageInstalledInfo childRes = parentRes.addedChildPackages.valueAt(i); 1689 handlePackagePostInstall(childRes, grantPermissions, killApp, 1690 virtualPreload, grantedPermissions, false /*didRestore*/, 1691 args.installerPackageName, args.observer); 1692 } 1693 1694 // Log tracing if needed 1695 if (args.traceMethod != null) { 1696 Trace.asyncTraceEnd(TRACE_TAG_PACKAGE_MANAGER, args.traceMethod, 1697 args.traceCookie); 1698 } 1699 } else { 1700 Slog.e(TAG, "Bogus post-install token " + msg.arg1); 1701 } 1702 1703 Trace.asyncTraceEnd(TRACE_TAG_PACKAGE_MANAGER, "postInstall", msg.arg1); 1704 } break; 1705 case WRITE_SETTINGS: { 1706 Process.setThreadPriority(Process.THREAD_PRIORITY_DEFAULT); 1707 synchronized (mPackages) { 1708 removeMessages(WRITE_SETTINGS); 1709 removeMessages(WRITE_PACKAGE_RESTRICTIONS); 1710 mSettings.writeLPr(); 1711 mDirtyUsers.clear(); 1712 } 1713 Process.setThreadPriority(Process.THREAD_PRIORITY_BACKGROUND); 1714 } break; 1715 case WRITE_PACKAGE_RESTRICTIONS: { 1716 Process.setThreadPriority(Process.THREAD_PRIORITY_DEFAULT); 1717 synchronized (mPackages) { 1718 removeMessages(WRITE_PACKAGE_RESTRICTIONS); 1719 for (int userId : mDirtyUsers) { 1720 mSettings.writePackageRestrictionsLPr(userId); 1721 } 1722 mDirtyUsers.clear(); 1723 } 1724 Process.setThreadPriority(Process.THREAD_PRIORITY_BACKGROUND); 1725 } break; 1726 case WRITE_PACKAGE_LIST: { 1727 Process.setThreadPriority(Process.THREAD_PRIORITY_DEFAULT); 1728 synchronized (mPackages) { 1729 removeMessages(WRITE_PACKAGE_LIST); 1730 mSettings.writePackageListLPr(msg.arg1); 1731 } 1732 Process.setThreadPriority(Process.THREAD_PRIORITY_BACKGROUND); 1733 } break; 1734 case CHECK_PENDING_VERIFICATION: { 1735 final int verificationId = msg.arg1; 1736 final PackageVerificationState state = mPendingVerification.get(verificationId); 1737 1738 if ((state != null) && !state.timeoutExtended()) { 1739 final InstallArgs args = state.getInstallArgs(); 1740 final Uri originUri = Uri.fromFile(args.origin.resolvedFile); 1741 1742 Slog.i(TAG, "Verification timed out for " + originUri); 1743 mPendingVerification.remove(verificationId); 1744 1745 int ret = PackageManager.INSTALL_FAILED_VERIFICATION_FAILURE; 1746 1747 final UserHandle user = args.getUser(); 1748 if (getDefaultVerificationResponse(user) 1749 == PackageManager.VERIFICATION_ALLOW) { 1750 Slog.i(TAG, "Continuing with installation of " + originUri); 1751 state.setVerifierResponse(Binder.getCallingUid(), 1752 PackageManager.VERIFICATION_ALLOW_WITHOUT_SUFFICIENT); 1753 broadcastPackageVerified(verificationId, originUri, 1754 PackageManager.VERIFICATION_ALLOW, user); 1755 try { 1756 ret = args.copyApk(mContainerService, true); 1757 } catch (RemoteException e) { 1758 Slog.e(TAG, "Could not contact the ContainerService"); 1759 } 1760 } else { 1761 broadcastPackageVerified(verificationId, originUri, 1762 PackageManager.VERIFICATION_REJECT, user); 1763 } 1764 1765 Trace.asyncTraceEnd( 1766 TRACE_TAG_PACKAGE_MANAGER, "verification", verificationId); 1767 1768 processPendingInstall(args, ret); 1769 mHandler.sendEmptyMessage(MCS_UNBIND); 1770 } 1771 break; 1772 } 1773 case PACKAGE_VERIFIED: { 1774 final int verificationId = msg.arg1; 1775 1776 final PackageVerificationState state = mPendingVerification.get(verificationId); 1777 if (state == null) { 1778 Slog.w(TAG, "Invalid verification token " + verificationId + " received"); 1779 break; 1780 } 1781 1782 final PackageVerificationResponse response = (PackageVerificationResponse) msg.obj; 1783 1784 state.setVerifierResponse(response.callerUid, response.code); 1785 1786 if (state.isVerificationComplete()) { 1787 mPendingVerification.remove(verificationId); 1788 1789 final InstallArgs args = state.getInstallArgs(); 1790 final Uri originUri = Uri.fromFile(args.origin.resolvedFile); 1791 1792 int ret; 1793 if (state.isInstallAllowed()) { 1794 ret = PackageManager.INSTALL_FAILED_INTERNAL_ERROR; 1795 broadcastPackageVerified(verificationId, originUri, 1796 response.code, state.getInstallArgs().getUser()); 1797 try { 1798 ret = args.copyApk(mContainerService, true); 1799 } catch (RemoteException e) { 1800 Slog.e(TAG, "Could not contact the ContainerService"); 1801 } 1802 } else { 1803 ret = PackageManager.INSTALL_FAILED_VERIFICATION_FAILURE; 1804 } 1805 1806 Trace.asyncTraceEnd( 1807 TRACE_TAG_PACKAGE_MANAGER, "verification", verificationId); 1808 1809 processPendingInstall(args, ret); 1810 mHandler.sendEmptyMessage(MCS_UNBIND); 1811 } 1812 1813 break; 1814 } 1815 case START_INTENT_FILTER_VERIFICATIONS: { 1816 IFVerificationParams params = (IFVerificationParams) msg.obj; 1817 verifyIntentFiltersIfNeeded(params.userId, params.verifierUid, 1818 params.replacing, params.pkg); 1819 break; 1820 } 1821 case INTENT_FILTER_VERIFIED: { 1822 final int verificationId = msg.arg1; 1823 1824 final IntentFilterVerificationState state = mIntentFilterVerificationStates.get( 1825 verificationId); 1826 if (state == null) { 1827 Slog.w(TAG, "Invalid IntentFilter verification token " 1828 + verificationId + " received"); 1829 break; 1830 } 1831 1832 final int userId = state.getUserId(); 1833 1834 if (DEBUG_DOMAIN_VERIFICATION) Slog.d(TAG, 1835 "Processing IntentFilter verification with token:" 1836 + verificationId + " and userId:" + userId); 1837 1838 final IntentFilterVerificationResponse response = 1839 (IntentFilterVerificationResponse) msg.obj; 1840 1841 state.setVerifierResponse(response.callerUid, response.code); 1842 1843 if (DEBUG_DOMAIN_VERIFICATION) Slog.d(TAG, 1844 "IntentFilter verification with token:" + verificationId 1845 + " and userId:" + userId 1846 + " is settings verifier response with response code:" 1847 + response.code); 1848 1849 if (response.code == PackageManager.INTENT_FILTER_VERIFICATION_FAILURE) { 1850 if (DEBUG_DOMAIN_VERIFICATION) Slog.d(TAG, "Domains failing verification: " 1851 + response.getFailedDomainsString()); 1852 } 1853 1854 if (state.isVerificationComplete()) { 1855 mIntentFilterVerifier.receiveVerificationResponse(verificationId); 1856 } else { 1857 if (DEBUG_DOMAIN_VERIFICATION) Slog.d(TAG, 1858 "IntentFilter verification with token:" + verificationId 1859 + " was not said to be complete"); 1860 } 1861 1862 break; 1863 } 1864 case INSTANT_APP_RESOLUTION_PHASE_TWO: { 1865 InstantAppResolver.doInstantAppResolutionPhaseTwo(mContext, 1866 mInstantAppResolverConnection, 1867 (InstantAppRequest) msg.obj, 1868 mInstantAppInstallerActivity, 1869 mHandler); 1870 } 1871 } 1872 } 1873 } 1874 1875 private PermissionCallback mPermissionCallback = new PermissionCallback() { 1876 @Override 1877 public void onGidsChanged(int appId, int userId) { 1878 mHandler.post(new Runnable() { 1879 @Override 1880 public void run() { 1881 killUid(appId, userId, KILL_APP_REASON_GIDS_CHANGED); 1882 } 1883 }); 1884 } 1885 @Override 1886 public void onPermissionGranted(int uid, int userId) { 1887 mOnPermissionChangeListeners.onPermissionsChanged(uid); 1888 1889 // Not critical; if this is lost, the application has to request again. 1890 synchronized (mPackages) { 1891 mSettings.writeRuntimePermissionsForUserLPr(userId, false); 1892 } 1893 } 1894 @Override 1895 public void onInstallPermissionGranted() { 1896 synchronized (mPackages) { 1897 scheduleWriteSettingsLocked(); 1898 } 1899 } 1900 @Override 1901 public void onPermissionRevoked(int uid, int userId) { 1902 mOnPermissionChangeListeners.onPermissionsChanged(uid); 1903 1904 synchronized (mPackages) { 1905 // Critical; after this call the application should never have the permission 1906 mSettings.writeRuntimePermissionsForUserLPr(userId, true); 1907 } 1908 1909 final int appId = UserHandle.getAppId(uid); 1910 killUid(appId, userId, KILL_APP_REASON_PERMISSIONS_REVOKED); 1911 } 1912 @Override 1913 public void onInstallPermissionRevoked() { 1914 synchronized (mPackages) { 1915 scheduleWriteSettingsLocked(); 1916 } 1917 } 1918 @Override 1919 public void onPermissionUpdated(int[] updatedUserIds, boolean sync) { 1920 synchronized (mPackages) { 1921 for (int userId : updatedUserIds) { 1922 mSettings.writeRuntimePermissionsForUserLPr(userId, sync); 1923 } 1924 } 1925 } 1926 @Override 1927 public void onInstallPermissionUpdated() { 1928 synchronized (mPackages) { 1929 scheduleWriteSettingsLocked(); 1930 } 1931 } 1932 @Override 1933 public void onPermissionRemoved() { 1934 synchronized (mPackages) { 1935 mSettings.writeLPr(); 1936 } 1937 } 1938 }; 1939 1940 private void handlePackagePostInstall(PackageInstalledInfo res, boolean grantPermissions, 1941 boolean killApp, boolean virtualPreload, String[] grantedPermissions, 1942 boolean launchedForRestore, String installerPackage, 1943 IPackageInstallObserver2 installObserver) { 1944 if (res.returnCode == PackageManager.INSTALL_SUCCEEDED) { 1945 // Send the removed broadcasts 1946 if (res.removedInfo != null) { 1947 res.removedInfo.sendPackageRemovedBroadcasts(killApp); 1948 } 1949 1950 // Now that we successfully installed the package, grant runtime 1951 // permissions if requested before broadcasting the install. Also 1952 // for legacy apps in permission review mode we clear the permission 1953 // review flag which is used to emulate runtime permissions for 1954 // legacy apps. 1955 if (grantPermissions) { 1956 final int callingUid = Binder.getCallingUid(); 1957 mPermissionManager.grantRequestedRuntimePermissions( 1958 res.pkg, res.newUsers, grantedPermissions, callingUid, 1959 mPermissionCallback); 1960 } 1961 1962 final boolean update = res.removedInfo != null 1963 && res.removedInfo.removedPackage != null; 1964 final String installerPackageName = 1965 res.installerPackageName != null 1966 ? res.installerPackageName 1967 : res.removedInfo != null 1968 ? res.removedInfo.installerPackageName 1969 : null; 1970 1971 // If this is the first time we have child packages for a disabled privileged 1972 // app that had no children, we grant requested runtime permissions to the new 1973 // children if the parent on the system image had them already granted. 1974 if (res.pkg.parentPackage != null) { 1975 final int callingUid = Binder.getCallingUid(); 1976 mPermissionManager.grantRuntimePermissionsGrantedToDisabledPackage( 1977 res.pkg, callingUid, mPermissionCallback); 1978 } 1979 1980 synchronized (mPackages) { 1981 mInstantAppRegistry.onPackageInstalledLPw(res.pkg, res.newUsers); 1982 } 1983 1984 final String packageName = res.pkg.applicationInfo.packageName; 1985 1986 // Determine the set of users who are adding this package for 1987 // the first time vs. those who are seeing an update. 1988 int[] firstUserIds = EMPTY_INT_ARRAY; 1989 int[] firstInstantUserIds = EMPTY_INT_ARRAY; 1990 int[] updateUserIds = EMPTY_INT_ARRAY; 1991 int[] instantUserIds = EMPTY_INT_ARRAY; 1992 final boolean allNewUsers = res.origUsers == null || res.origUsers.length == 0; 1993 final PackageSetting ps = (PackageSetting) res.pkg.mExtras; 1994 for (int newUser : res.newUsers) { 1995 final boolean isInstantApp = ps.getInstantApp(newUser); 1996 if (allNewUsers) { 1997 if (isInstantApp) { 1998 firstInstantUserIds = ArrayUtils.appendInt(firstInstantUserIds, newUser); 1999 } else { 2000 firstUserIds = ArrayUtils.appendInt(firstUserIds, newUser); 2001 } 2002 continue; 2003 } 2004 boolean isNew = true; 2005 for (int origUser : res.origUsers) { 2006 if (origUser == newUser) { 2007 isNew = false; 2008 break; 2009 } 2010 } 2011 if (isNew) { 2012 if (isInstantApp) { 2013 firstInstantUserIds = ArrayUtils.appendInt(firstInstantUserIds, newUser); 2014 } else { 2015 firstUserIds = ArrayUtils.appendInt(firstUserIds, newUser); 2016 } 2017 } else { 2018 if (isInstantApp) { 2019 instantUserIds = ArrayUtils.appendInt(instantUserIds, newUser); 2020 } else { 2021 updateUserIds = ArrayUtils.appendInt(updateUserIds, newUser); 2022 } 2023 } 2024 } 2025 2026 // Send installed broadcasts if the package is not a static shared lib. 2027 if (res.pkg.staticSharedLibName == null) { 2028 mProcessLoggingHandler.invalidateProcessLoggingBaseApkHash(res.pkg.baseCodePath); 2029 2030 // Send added for users that see the package for the first time 2031 // sendPackageAddedForNewUsers also deals with system apps 2032 int appId = UserHandle.getAppId(res.uid); 2033 boolean isSystem = res.pkg.applicationInfo.isSystemApp(); 2034 sendPackageAddedForNewUsers(packageName, isSystem || virtualPreload, 2035 virtualPreload /*startReceiver*/, appId, firstUserIds, firstInstantUserIds); 2036 2037 // Send added for users that don't see the package for the first time 2038 Bundle extras = new Bundle(1); 2039 extras.putInt(Intent.EXTRA_UID, res.uid); 2040 if (update) { 2041 extras.putBoolean(Intent.EXTRA_REPLACING, true); 2042 } 2043 sendPackageBroadcast(Intent.ACTION_PACKAGE_ADDED, packageName, 2044 extras, 0 /*flags*/, 2045 null /*targetPackage*/, null /*finishedReceiver*/, 2046 updateUserIds, instantUserIds); 2047 if (installerPackageName != null) { 2048 sendPackageBroadcast(Intent.ACTION_PACKAGE_ADDED, packageName, 2049 extras, 0 /*flags*/, 2050 installerPackageName, null /*finishedReceiver*/, 2051 updateUserIds, instantUserIds); 2052 } 2053 2054 // Send replaced for users that don't see the package for the first time 2055 if (update) { 2056 sendPackageBroadcast(Intent.ACTION_PACKAGE_REPLACED, 2057 packageName, extras, 0 /*flags*/, 2058 null /*targetPackage*/, null /*finishedReceiver*/, 2059 updateUserIds, instantUserIds); 2060 if (installerPackageName != null) { 2061 sendPackageBroadcast(Intent.ACTION_PACKAGE_REPLACED, packageName, 2062 extras, 0 /*flags*/, 2063 installerPackageName, null /*finishedReceiver*/, 2064 updateUserIds, instantUserIds); 2065 } 2066 sendPackageBroadcast(Intent.ACTION_MY_PACKAGE_REPLACED, 2067 null /*package*/, null /*extras*/, 0 /*flags*/, 2068 packageName /*targetPackage*/, 2069 null /*finishedReceiver*/, updateUserIds, instantUserIds); 2070 } else if (launchedForRestore && !isSystemApp(res.pkg)) { 2071 // First-install and we did a restore, so we're responsible for the 2072 // first-launch broadcast. 2073 if (DEBUG_BACKUP) { 2074 Slog.i(TAG, "Post-restore of " + packageName 2075 + " sending FIRST_LAUNCH in " + Arrays.toString(firstUserIds)); 2076 } 2077 sendFirstLaunchBroadcast(packageName, installerPackage, 2078 firstUserIds, firstInstantUserIds); 2079 } 2080 2081 // Send broadcast package appeared if forward locked/external for all users 2082 // treat asec-hosted packages like removable media on upgrade 2083 if (res.pkg.isForwardLocked() || isExternal(res.pkg)) { 2084 if (DEBUG_INSTALL) { 2085 Slog.i(TAG, "upgrading pkg " + res.pkg 2086 + " is ASEC-hosted -> AVAILABLE"); 2087 } 2088 final int[] uidArray = new int[]{res.pkg.applicationInfo.uid}; 2089 ArrayList<String> pkgList = new ArrayList<>(1); 2090 pkgList.add(packageName); 2091 sendResourcesChangedBroadcast(true, true, pkgList, uidArray, null); 2092 } 2093 } 2094 2095 // Work that needs to happen on first install within each user 2096 if (firstUserIds != null && firstUserIds.length > 0) { 2097 synchronized (mPackages) { 2098 for (int userId : firstUserIds) { 2099 // If this app is a browser and it's newly-installed for some 2100 // users, clear any default-browser state in those users. The 2101 // app's nature doesn't depend on the user, so we can just check 2102 // its browser nature in any user and generalize. 2103 if (packageIsBrowser(packageName, userId)) { 2104 mSettings.setDefaultBrowserPackageNameLPw(null, userId); 2105 } 2106 2107 // We may also need to apply pending (restored) runtime 2108 // permission grants within these users. 2109 mSettings.applyPendingPermissionGrantsLPw(packageName, userId); 2110 } 2111 } 2112 } 2113 2114 if (allNewUsers && !update) { 2115 notifyPackageAdded(packageName); 2116 } 2117 2118 // Log current value of "unknown sources" setting 2119 EventLog.writeEvent(EventLogTags.UNKNOWN_SOURCES_ENABLED, 2120 getUnknownSourcesSettings()); 2121 2122 // Remove the replaced package's older resources safely now 2123 // We delete after a gc for applications on sdcard. 2124 if (res.removedInfo != null && res.removedInfo.args != null) { 2125 Runtime.getRuntime().gc(); 2126 synchronized (mInstallLock) { 2127 res.removedInfo.args.doPostDeleteLI(true); 2128 } 2129 } else { 2130 // Force a gc to clear up things. Ask for a background one, it's fine to go on 2131 // and not block here. 2132 VMRuntime.getRuntime().requestConcurrentGC(); 2133 } 2134 2135 // Notify DexManager that the package was installed for new users. 2136 // The updated users should already be indexed and the package code paths 2137 // should not change. 2138 // Don't notify the manager for ephemeral apps as they are not expected to 2139 // survive long enough to benefit of background optimizations. 2140 for (int userId : firstUserIds) { 2141 PackageInfo info = getPackageInfo(packageName, /*flags*/ 0, userId); 2142 // There's a race currently where some install events may interleave with an uninstall. 2143 // This can lead to package info being null (b/36642664). 2144 if (info != null) { 2145 mDexManager.notifyPackageInstalled(info, userId); 2146 } 2147 } 2148 } 2149 2150 // If someone is watching installs - notify them 2151 if (installObserver != null) { 2152 try { 2153 Bundle extras = extrasForInstallResult(res); 2154 installObserver.onPackageInstalled(res.name, res.returnCode, 2155 res.returnMsg, extras); 2156 } catch (RemoteException e) { 2157 Slog.i(TAG, "Observer no longer exists."); 2158 } 2159 } 2160 } 2161 2162 private StorageEventListener mStorageListener = new StorageEventListener() { 2163 @Override 2164 public void onVolumeStateChanged(VolumeInfo vol, int oldState, int newState) { 2165 if (vol.type == VolumeInfo.TYPE_PRIVATE) { 2166 if (vol.state == VolumeInfo.STATE_MOUNTED) { 2167 final String volumeUuid = vol.getFsUuid(); 2168 2169 // Clean up any users or apps that were removed or recreated 2170 // while this volume was missing 2171 sUserManager.reconcileUsers(volumeUuid); 2172 reconcileApps(volumeUuid); 2173 2174 // Clean up any install sessions that expired or were 2175 // cancelled while this volume was missing 2176 mInstallerService.onPrivateVolumeMounted(volumeUuid); 2177 2178 loadPrivatePackages(vol); 2179 2180 } else if (vol.state == VolumeInfo.STATE_EJECTING) { 2181 unloadPrivatePackages(vol); 2182 } 2183 } 2184 } 2185 2186 @Override 2187 public void onVolumeForgotten(String fsUuid) { 2188 if (TextUtils.isEmpty(fsUuid)) { 2189 Slog.e(TAG, "Forgetting internal storage is probably a mistake; ignoring"); 2190 return; 2191 } 2192 2193 // Remove any apps installed on the forgotten volume 2194 synchronized (mPackages) { 2195 final List<PackageSetting> packages = mSettings.getVolumePackagesLPr(fsUuid); 2196 for (PackageSetting ps : packages) { 2197 Slog.d(TAG, "Destroying " + ps.name + " because volume was forgotten"); 2198 deletePackageVersioned(new VersionedPackage(ps.name, 2199 PackageManager.VERSION_CODE_HIGHEST), 2200 new LegacyPackageDeleteObserver(null).getBinder(), 2201 UserHandle.USER_SYSTEM, PackageManager.DELETE_ALL_USERS); 2202 // Try very hard to release any references to this package 2203 // so we don't risk the system server being killed due to 2204 // open FDs 2205 AttributeCache.instance().removePackage(ps.name); 2206 } 2207 2208 mSettings.onVolumeForgotten(fsUuid); 2209 mSettings.writeLPr(); 2210 } 2211 } 2212 }; 2213 2214 Bundle extrasForInstallResult(PackageInstalledInfo res) { 2215 Bundle extras = null; 2216 switch (res.returnCode) { 2217 case PackageManager.INSTALL_FAILED_DUPLICATE_PERMISSION: { 2218 extras = new Bundle(); 2219 extras.putString(PackageManager.EXTRA_FAILURE_EXISTING_PERMISSION, 2220 res.origPermission); 2221 extras.putString(PackageManager.EXTRA_FAILURE_EXISTING_PACKAGE, 2222 res.origPackage); 2223 break; 2224 } 2225 case PackageManager.INSTALL_SUCCEEDED: { 2226 extras = new Bundle(); 2227 extras.putBoolean(Intent.EXTRA_REPLACING, 2228 res.removedInfo != null && res.removedInfo.removedPackage != null); 2229 break; 2230 } 2231 } 2232 return extras; 2233 } 2234 2235 void scheduleWriteSettingsLocked() { 2236 if (!mHandler.hasMessages(WRITE_SETTINGS)) { 2237 mHandler.sendEmptyMessageDelayed(WRITE_SETTINGS, WRITE_SETTINGS_DELAY); 2238 } 2239 } 2240 2241 void scheduleWritePackageListLocked(int userId) { 2242 if (!mHandler.hasMessages(WRITE_PACKAGE_LIST)) { 2243 Message msg = mHandler.obtainMessage(WRITE_PACKAGE_LIST); 2244 msg.arg1 = userId; 2245 mHandler.sendMessageDelayed(msg, WRITE_SETTINGS_DELAY); 2246 } 2247 } 2248 2249 void scheduleWritePackageRestrictionsLocked(UserHandle user) { 2250 final int userId = user == null ? UserHandle.USER_ALL : user.getIdentifier(); 2251 scheduleWritePackageRestrictionsLocked(userId); 2252 } 2253 2254 void scheduleWritePackageRestrictionsLocked(int userId) { 2255 final int[] userIds = (userId == UserHandle.USER_ALL) 2256 ? sUserManager.getUserIds() : new int[]{userId}; 2257 for (int nextUserId : userIds) { 2258 if (!sUserManager.exists(nextUserId)) return; 2259 mDirtyUsers.add(nextUserId); 2260 if (!mHandler.hasMessages(WRITE_PACKAGE_RESTRICTIONS)) { 2261 mHandler.sendEmptyMessageDelayed(WRITE_PACKAGE_RESTRICTIONS, WRITE_SETTINGS_DELAY); 2262 } 2263 } 2264 } 2265 2266 public static PackageManagerService main(Context context, Installer installer, 2267 boolean factoryTest, boolean onlyCore) { 2268 // Self-check for initial settings. 2269 PackageManagerServiceCompilerMapping.checkProperties(); 2270 2271 PackageManagerService m = new PackageManagerService(context, installer, 2272 factoryTest, onlyCore); 2273 m.enableSystemUserPackages(); 2274 ServiceManager.addService("package", m); 2275 final PackageManagerNative pmn = m.new PackageManagerNative(); 2276 ServiceManager.addService("package_native", pmn); 2277 return m; 2278 } 2279 2280 private void enableSystemUserPackages() { 2281 if (!UserManager.isSplitSystemUser()) { 2282 return; 2283 } 2284 // For system user, enable apps based on the following conditions: 2285 // - app is whitelisted or belong to one of these groups: 2286 // -- system app which has no launcher icons 2287 // -- system app which has INTERACT_ACROSS_USERS permission 2288 // -- system IME app 2289 // - app is not in the blacklist 2290 AppsQueryHelper queryHelper = new AppsQueryHelper(this); 2291 Set<String> enableApps = new ArraySet<>(); 2292 enableApps.addAll(queryHelper.queryApps(AppsQueryHelper.GET_NON_LAUNCHABLE_APPS 2293 | AppsQueryHelper.GET_APPS_WITH_INTERACT_ACROSS_USERS_PERM 2294 | AppsQueryHelper.GET_IMES, /* systemAppsOnly */ true, UserHandle.SYSTEM)); 2295 ArraySet<String> wlApps = SystemConfig.getInstance().getSystemUserWhitelistedApps(); 2296 enableApps.addAll(wlApps); 2297 enableApps.addAll(queryHelper.queryApps(AppsQueryHelper.GET_REQUIRED_FOR_SYSTEM_USER, 2298 /* systemAppsOnly */ false, UserHandle.SYSTEM)); 2299 ArraySet<String> blApps = SystemConfig.getInstance().getSystemUserBlacklistedApps(); 2300 enableApps.removeAll(blApps); 2301 Log.i(TAG, "Applications installed for system user: " + enableApps); 2302 List<String> allAps = queryHelper.queryApps(0, /* systemAppsOnly */ false, 2303 UserHandle.SYSTEM); 2304 final int allAppsSize = allAps.size(); 2305 synchronized (mPackages) { 2306 for (int i = 0; i < allAppsSize; i++) { 2307 String pName = allAps.get(i); 2308 PackageSetting pkgSetting = mSettings.mPackages.get(pName); 2309 // Should not happen, but we shouldn't be failing if it does 2310 if (pkgSetting == null) { 2311 continue; 2312 } 2313 boolean install = enableApps.contains(pName); 2314 if (pkgSetting.getInstalled(UserHandle.USER_SYSTEM) != install) { 2315 Log.i(TAG, (install ? "Installing " : "Uninstalling ") + pName 2316 + " for system user"); 2317 pkgSetting.setInstalled(install, UserHandle.USER_SYSTEM); 2318 } 2319 } 2320 scheduleWritePackageRestrictionsLocked(UserHandle.USER_SYSTEM); 2321 } 2322 } 2323 2324 private static void getDefaultDisplayMetrics(Context context, DisplayMetrics metrics) { 2325 DisplayManager displayManager = (DisplayManager) context.getSystemService( 2326 Context.DISPLAY_SERVICE); 2327 displayManager.getDisplay(Display.DEFAULT_DISPLAY).getMetrics(metrics); 2328 } 2329 2330 /** 2331 * Requests that files preopted on a secondary system partition be copied to the data partition 2332 * if possible. Note that the actual copying of the files is accomplished by init for security 2333 * reasons. This simply requests that the copy takes place and awaits confirmation of its 2334 * completion. See platform/system/extras/cppreopt/ for the implementation of the actual copy. 2335 */ 2336 private static void requestCopyPreoptedFiles() { 2337 final int WAIT_TIME_MS = 100; 2338 final String CP_PREOPT_PROPERTY = "sys.cppreopt"; 2339 if (SystemProperties.getInt("ro.cp_system_other_odex", 0) == 1) { 2340 SystemProperties.set(CP_PREOPT_PROPERTY, "requested"); 2341 // We will wait for up to 100 seconds. 2342 final long timeStart = SystemClock.uptimeMillis(); 2343 final long timeEnd = timeStart + 100 * 1000; 2344 long timeNow = timeStart; 2345 while (!SystemProperties.get(CP_PREOPT_PROPERTY).equals("finished")) { 2346 try { 2347 Thread.sleep(WAIT_TIME_MS); 2348 } catch (InterruptedException e) { 2349 // Do nothing 2350 } 2351 timeNow = SystemClock.uptimeMillis(); 2352 if (timeNow > timeEnd) { 2353 SystemProperties.set(CP_PREOPT_PROPERTY, "timed-out"); 2354 Slog.wtf(TAG, "cppreopt did not finish!"); 2355 break; 2356 } 2357 } 2358 2359 Slog.i(TAG, "cppreopts took " + (timeNow - timeStart) + " ms"); 2360 } 2361 } 2362 2363 public PackageManagerService(Context context, Installer installer, 2364 boolean factoryTest, boolean onlyCore) { 2365 LockGuard.installLock(mPackages, LockGuard.INDEX_PACKAGES); 2366 Trace.traceBegin(TRACE_TAG_PACKAGE_MANAGER, "create package manager"); 2367 EventLog.writeEvent(EventLogTags.BOOT_PROGRESS_PMS_START, 2368 SystemClock.uptimeMillis()); 2369 2370 if (mSdkVersion <= 0) { 2371 Slog.w(TAG, "**** ro.build.version.sdk not set!"); 2372 } 2373 2374 mContext = context; 2375 2376 mFactoryTest = factoryTest; 2377 mOnlyCore = onlyCore; 2378 mMetrics = new DisplayMetrics(); 2379 mInstaller = installer; 2380 2381 // Create sub-components that provide services / data. Order here is important. 2382 synchronized (mInstallLock) { 2383 synchronized (mPackages) { 2384 // Expose private service for system components to use. 2385 LocalServices.addService( 2386 PackageManagerInternal.class, new PackageManagerInternalImpl()); 2387 sUserManager = new UserManagerService(context, this, 2388 new UserDataPreparer(mInstaller, mInstallLock, mContext, mOnlyCore), mPackages); 2389 mPermissionManager = PermissionManagerService.create(context, 2390 new DefaultPermissionGrantedCallback() { 2391 @Override 2392 public void onDefaultRuntimePermissionsGranted(int userId) { 2393 synchronized(mPackages) { 2394 mSettings.onDefaultRuntimePermissionsGrantedLPr(userId); 2395 } 2396 } 2397 }, mPackages /*externalLock*/); 2398 mDefaultPermissionPolicy = mPermissionManager.getDefaultPermissionGrantPolicy(); 2399 mSettings = new Settings(mPermissionManager.getPermissionSettings(), mPackages); 2400 } 2401 } 2402 mSettings.addSharedUserLPw("android.uid.system", Process.SYSTEM_UID, 2403 ApplicationInfo.FLAG_SYSTEM, ApplicationInfo.PRIVATE_FLAG_PRIVILEGED); 2404 mSettings.addSharedUserLPw("android.uid.phone", RADIO_UID, 2405 ApplicationInfo.FLAG_SYSTEM, ApplicationInfo.PRIVATE_FLAG_PRIVILEGED); 2406 mSettings.addSharedUserLPw("android.uid.log", LOG_UID, 2407 ApplicationInfo.FLAG_SYSTEM, ApplicationInfo.PRIVATE_FLAG_PRIVILEGED); 2408 mSettings.addSharedUserLPw("android.uid.nfc", NFC_UID, 2409 ApplicationInfo.FLAG_SYSTEM, ApplicationInfo.PRIVATE_FLAG_PRIVILEGED); 2410 mSettings.addSharedUserLPw("android.uid.bluetooth", BLUETOOTH_UID, 2411 ApplicationInfo.FLAG_SYSTEM, ApplicationInfo.PRIVATE_FLAG_PRIVILEGED); 2412 mSettings.addSharedUserLPw("android.uid.shell", SHELL_UID, 2413 ApplicationInfo.FLAG_SYSTEM, ApplicationInfo.PRIVATE_FLAG_PRIVILEGED); 2414 mSettings.addSharedUserLPw("android.uid.se", SE_UID, 2415 ApplicationInfo.FLAG_SYSTEM, ApplicationInfo.PRIVATE_FLAG_PRIVILEGED); 2416 2417 String separateProcesses = SystemProperties.get("debug.separate_processes"); 2418 if (separateProcesses != null && separateProcesses.length() > 0) { 2419 if ("*".equals(separateProcesses)) { 2420 mDefParseFlags = PackageParser.PARSE_IGNORE_PROCESSES; 2421 mSeparateProcesses = null; 2422 Slog.w(TAG, "Running with debug.separate_processes: * (ALL)"); 2423 } else { 2424 mDefParseFlags = 0; 2425 mSeparateProcesses = separateProcesses.split(","); 2426 Slog.w(TAG, "Running with debug.separate_processes: " 2427 + separateProcesses); 2428 } 2429 } else { 2430 mDefParseFlags = 0; 2431 mSeparateProcesses = null; 2432 } 2433 2434 mPackageDexOptimizer = new PackageDexOptimizer(installer, mInstallLock, context, 2435 "*dexopt*"); 2436 DexManager.Listener dexManagerListener = DexLogger.getListener(this, 2437 installer, mInstallLock); 2438 mDexManager = new DexManager(this, mPackageDexOptimizer, installer, mInstallLock, 2439 dexManagerListener); 2440 mArtManagerService = new ArtManagerService(this, installer, mInstallLock); 2441 mMoveCallbacks = new MoveCallbacks(FgThread.get().getLooper()); 2442 2443 mOnPermissionChangeListeners = new OnPermissionChangeListeners( 2444 FgThread.get().getLooper()); 2445 2446 getDefaultDisplayMetrics(context, mMetrics); 2447 2448 Trace.traceBegin(TRACE_TAG_PACKAGE_MANAGER, "get system config"); 2449 SystemConfig systemConfig = SystemConfig.getInstance(); 2450 mAvailableFeatures = systemConfig.getAvailableFeatures(); 2451 Trace.traceEnd(TRACE_TAG_PACKAGE_MANAGER); 2452 2453 mProtectedPackages = new ProtectedPackages(mContext); 2454 2455 synchronized (mInstallLock) { 2456 // writer 2457 synchronized (mPackages) { 2458 mHandlerThread = new ServiceThread(TAG, 2459 Process.THREAD_PRIORITY_BACKGROUND, true /*allowIo*/); 2460 mHandlerThread.start(); 2461 mHandler = new PackageHandler(mHandlerThread.getLooper()); 2462 mProcessLoggingHandler = new ProcessLoggingHandler(); 2463 Watchdog.getInstance().addThread(mHandler, WATCHDOG_TIMEOUT); 2464 mInstantAppRegistry = new InstantAppRegistry(this); 2465 2466 ArrayMap<String, String> libConfig = systemConfig.getSharedLibraries(); 2467 final int builtInLibCount = libConfig.size(); 2468 for (int i = 0; i < builtInLibCount; i++) { 2469 String name = libConfig.keyAt(i); 2470 String path = libConfig.valueAt(i); 2471 addSharedLibraryLPw(path, null, name, SharedLibraryInfo.VERSION_UNDEFINED, 2472 SharedLibraryInfo.TYPE_BUILTIN, PLATFORM_PACKAGE_NAME, 0); 2473 } 2474 2475 SELinuxMMAC.readInstallPolicy(); 2476 2477 Trace.traceBegin(TRACE_TAG_PACKAGE_MANAGER, "read user settings"); 2478 mFirstBoot = !mSettings.readLPw(sUserManager.getUsers(false)); 2479 Trace.traceEnd(TRACE_TAG_PACKAGE_MANAGER); 2480 2481 // Clean up orphaned packages for which the code path doesn't exist 2482 // and they are an update to a system app - caused by bug/32321269 2483 final int packageSettingCount = mSettings.mPackages.size(); 2484 for (int i = packageSettingCount - 1; i >= 0; i--) { 2485 PackageSetting ps = mSettings.mPackages.valueAt(i); 2486 if (!isExternal(ps) && (ps.codePath == null || !ps.codePath.exists()) 2487 && mSettings.getDisabledSystemPkgLPr(ps.name) != null) { 2488 mSettings.mPackages.removeAt(i); 2489 mSettings.enableSystemPackageLPw(ps.name); 2490 } 2491 } 2492 2493 if (mFirstBoot) { 2494 requestCopyPreoptedFiles(); 2495 } 2496 2497 String customResolverActivity = Resources.getSystem().getString( 2498 R.string.config_customResolverActivity); 2499 if (TextUtils.isEmpty(customResolverActivity)) { 2500 customResolverActivity = null; 2501 } else { 2502 mCustomResolverComponentName = ComponentName.unflattenFromString( 2503 customResolverActivity); 2504 } 2505 2506 long startTime = SystemClock.uptimeMillis(); 2507 2508 EventLog.writeEvent(EventLogTags.BOOT_PROGRESS_PMS_SYSTEM_SCAN_START, 2509 startTime); 2510 2511 final String bootClassPath = System.getenv("BOOTCLASSPATH"); 2512 final String systemServerClassPath = System.getenv("SYSTEMSERVERCLASSPATH"); 2513 2514 if (bootClassPath == null) { 2515 Slog.w(TAG, "No BOOTCLASSPATH found!"); 2516 } 2517 2518 if (systemServerClassPath == null) { 2519 Slog.w(TAG, "No SYSTEMSERVERCLASSPATH found!"); 2520 } 2521 2522 File frameworkDir = new File(Environment.getRootDirectory(), "framework"); 2523 2524 final VersionInfo ver = mSettings.getInternalVersion(); 2525 mIsUpgrade = !Build.FINGERPRINT.equals(ver.fingerprint); 2526 if (mIsUpgrade) { 2527 logCriticalInfo(Log.INFO, 2528 "Upgrading from " + ver.fingerprint + " to " + Build.FINGERPRINT); 2529 } 2530 2531 // when upgrading from pre-M, promote system app permissions from install to runtime 2532 mPromoteSystemApps = 2533 mIsUpgrade && ver.sdkVersion <= Build.VERSION_CODES.LOLLIPOP_MR1; 2534 2535 // When upgrading from pre-N, we need to handle package extraction like first boot, 2536 // as there is no profiling data available. 2537 mIsPreNUpgrade = mIsUpgrade && ver.sdkVersion < Build.VERSION_CODES.N; 2538 2539 mIsPreNMR1Upgrade = mIsUpgrade && ver.sdkVersion < Build.VERSION_CODES.N_MR1; 2540 2541 // save off the names of pre-existing system packages prior to scanning; we don't 2542 // want to automatically grant runtime permissions for new system apps 2543 if (mPromoteSystemApps) { 2544 Iterator<PackageSetting> pkgSettingIter = mSettings.mPackages.values().iterator(); 2545 while (pkgSettingIter.hasNext()) { 2546 PackageSetting ps = pkgSettingIter.next(); 2547 if (isSystemApp(ps)) { 2548 mExistingSystemPackages.add(ps.name); 2549 } 2550 } 2551 } 2552 2553 mCacheDir = preparePackageParserCache(mIsUpgrade); 2554 2555 // Set flag to monitor and not change apk file paths when 2556 // scanning install directories. 2557 int scanFlags = SCAN_BOOTING | SCAN_INITIAL; 2558 2559 if (mIsUpgrade || mFirstBoot) { 2560 scanFlags = scanFlags | SCAN_FIRST_BOOT_OR_UPGRADE; 2561 } 2562 2563 // Collect vendor/product overlay packages. (Do this before scanning any apps.) 2564 // For security and version matching reason, only consider 2565 // overlay packages if they reside in the right directory. 2566 scanDirTracedLI(new File(VENDOR_OVERLAY_DIR), 2567 mDefParseFlags 2568 | PackageParser.PARSE_IS_SYSTEM_DIR, 2569 scanFlags 2570 | SCAN_AS_SYSTEM 2571 | SCAN_AS_VENDOR, 2572 0); 2573 scanDirTracedLI(new File(PRODUCT_OVERLAY_DIR), 2574 mDefParseFlags 2575 | PackageParser.PARSE_IS_SYSTEM_DIR, 2576 scanFlags 2577 | SCAN_AS_SYSTEM 2578 | SCAN_AS_PRODUCT, 2579 0); 2580 2581 mParallelPackageParserCallback.findStaticOverlayPackages(); 2582 2583 // Find base frameworks (resource packages without code). 2584 scanDirTracedLI(frameworkDir, 2585 mDefParseFlags 2586 | PackageParser.PARSE_IS_SYSTEM_DIR, 2587 scanFlags 2588 | SCAN_NO_DEX 2589 | SCAN_AS_SYSTEM 2590 | SCAN_AS_PRIVILEGED, 2591 0); 2592 2593 // Collected privileged system packages. 2594 final File privilegedAppDir = new File(Environment.getRootDirectory(), "priv-app"); 2595 scanDirTracedLI(privilegedAppDir, 2596 mDefParseFlags 2597 | PackageParser.PARSE_IS_SYSTEM_DIR, 2598 scanFlags 2599 | SCAN_AS_SYSTEM 2600 | SCAN_AS_PRIVILEGED, 2601 0); 2602 2603 // Collect ordinary system packages. 2604 final File systemAppDir = new File(Environment.getRootDirectory(), "app"); 2605 scanDirTracedLI(systemAppDir, 2606 mDefParseFlags 2607 | PackageParser.PARSE_IS_SYSTEM_DIR, 2608 scanFlags 2609 | SCAN_AS_SYSTEM, 2610 0); 2611 2612 // Collected privileged vendor packages. 2613 File privilegedVendorAppDir = new File(Environment.getVendorDirectory(), "priv-app"); 2614 try { 2615 privilegedVendorAppDir = privilegedVendorAppDir.getCanonicalFile(); 2616 } catch (IOException e) { 2617 // failed to look up canonical path, continue with original one 2618 } 2619 scanDirTracedLI(privilegedVendorAppDir, 2620 mDefParseFlags 2621 | PackageParser.PARSE_IS_SYSTEM_DIR, 2622 scanFlags 2623 | SCAN_AS_SYSTEM 2624 | SCAN_AS_VENDOR 2625 | SCAN_AS_PRIVILEGED, 2626 0); 2627 2628 // Collect ordinary vendor packages. 2629 File vendorAppDir = new File(Environment.getVendorDirectory(), "app"); 2630 try { 2631 vendorAppDir = vendorAppDir.getCanonicalFile(); 2632 } catch (IOException e) { 2633 // failed to look up canonical path, continue with original one 2634 } 2635 scanDirTracedLI(vendorAppDir, 2636 mDefParseFlags 2637 | PackageParser.PARSE_IS_SYSTEM_DIR, 2638 scanFlags 2639 | SCAN_AS_SYSTEM 2640 | SCAN_AS_VENDOR, 2641 0); 2642 2643 // Collect all OEM packages. 2644 final File oemAppDir = new File(Environment.getOemDirectory(), "app"); 2645 scanDirTracedLI(oemAppDir, 2646 mDefParseFlags 2647 | PackageParser.PARSE_IS_SYSTEM_DIR, 2648 scanFlags 2649 | SCAN_AS_SYSTEM 2650 | SCAN_AS_OEM, 2651 0); 2652 2653 // Collected privileged product packages. 2654 File privilegedProductAppDir = new File(Environment.getProductDirectory(), "priv-app"); 2655 try { 2656 privilegedProductAppDir = privilegedProductAppDir.getCanonicalFile(); 2657 } catch (IOException e) { 2658 // failed to look up canonical path, continue with original one 2659 } 2660 scanDirTracedLI(privilegedProductAppDir, 2661 mDefParseFlags 2662 | PackageParser.PARSE_IS_SYSTEM_DIR, 2663 scanFlags 2664 | SCAN_AS_SYSTEM 2665 | SCAN_AS_PRODUCT 2666 | SCAN_AS_PRIVILEGED, 2667 0); 2668 2669 // Collect ordinary product packages. 2670 File productAppDir = new File(Environment.getProductDirectory(), "app"); 2671 try { 2672 productAppDir = productAppDir.getCanonicalFile(); 2673 } catch (IOException e) { 2674 // failed to look up canonical path, continue with original one 2675 } 2676 scanDirTracedLI(productAppDir, 2677 mDefParseFlags 2678 | PackageParser.PARSE_IS_SYSTEM_DIR, 2679 scanFlags 2680 | SCAN_AS_SYSTEM 2681 | SCAN_AS_PRODUCT, 2682 0); 2683 2684 // Prune any system packages that no longer exist. 2685 final List<String> possiblyDeletedUpdatedSystemApps = new ArrayList<>(); 2686 // Stub packages must either be replaced with full versions in the /data 2687 // partition or be disabled. 2688 final List<String> stubSystemApps = new ArrayList<>(); 2689 if (!mOnlyCore) { 2690 // do this first before mucking with mPackages for the "expecting better" case 2691 final Iterator<PackageParser.Package> pkgIterator = mPackages.values().iterator(); 2692 while (pkgIterator.hasNext()) { 2693 final PackageParser.Package pkg = pkgIterator.next(); 2694 if (pkg.isStub) { 2695 stubSystemApps.add(pkg.packageName); 2696 } 2697 } 2698 2699 final Iterator<PackageSetting> psit = mSettings.mPackages.values().iterator(); 2700 while (psit.hasNext()) { 2701 PackageSetting ps = psit.next(); 2702 2703 /* 2704 * If this is not a system app, it can't be a 2705 * disable system app. 2706 */ 2707 if ((ps.pkgFlags & ApplicationInfo.FLAG_SYSTEM) == 0) { 2708 continue; 2709 } 2710 2711 /* 2712 * If the package is scanned, it's not erased. 2713 */ 2714 final PackageParser.Package scannedPkg = mPackages.get(ps.name); 2715 if (scannedPkg != null) { 2716 /* 2717 * If the system app is both scanned and in the 2718 * disabled packages list, then it must have been 2719 * added via OTA. Remove it from the currently 2720 * scanned package so the previously user-installed 2721 * application can be scanned. 2722 */ 2723 if (mSettings.isDisabledSystemPackageLPr(ps.name)) { 2724 logCriticalInfo(Log.WARN, 2725 "Expecting better updated system app for " + ps.name 2726 + "; removing system app. Last known" 2727 + " codePath=" + ps.codePathString 2728 + ", versionCode=" + ps.versionCode 2729 + "; scanned versionCode=" + scannedPkg.getLongVersionCode()); 2730 removePackageLI(scannedPkg, true); 2731 mExpectingBetter.put(ps.name, ps.codePath); 2732 } 2733 2734 continue; 2735 } 2736 2737 if (!mSettings.isDisabledSystemPackageLPr(ps.name)) { 2738 psit.remove(); 2739 logCriticalInfo(Log.WARN, "System package " + ps.name 2740 + " no longer exists; it's data will be wiped"); 2741 // Actual deletion of code and data will be handled by later 2742 // reconciliation step 2743 } else { 2744 // we still have a disabled system package, but, it still might have 2745 // been removed. check the code path still exists and check there's 2746 // still a package. the latter can happen if an OTA keeps the same 2747 // code path, but, changes the package name. 2748 final PackageSetting disabledPs = 2749 mSettings.getDisabledSystemPkgLPr(ps.name); 2750 if (disabledPs.codePath == null || !disabledPs.codePath.exists() 2751 || disabledPs.pkg == null) { 2752 possiblyDeletedUpdatedSystemApps.add(ps.name); 2753 } 2754 } 2755 } 2756 } 2757 2758 //delete tmp files 2759 deleteTempPackageFiles(); 2760 2761 final int cachedSystemApps = PackageParser.sCachedPackageReadCount.get(); 2762 2763 // Remove any shared userIDs that have no associated packages 2764 mSettings.pruneSharedUsersLPw(); 2765 final long systemScanTime = SystemClock.uptimeMillis() - startTime; 2766 final int systemPackagesCount = mPackages.size(); 2767 Slog.i(TAG, "Finished scanning system apps. Time: " + systemScanTime 2768 + " ms, packageCount: " + systemPackagesCount 2769 + " , timePerPackage: " 2770 + (systemPackagesCount == 0 ? 0 : systemScanTime / systemPackagesCount) 2771 + " , cached: " + cachedSystemApps); 2772 if (mIsUpgrade && systemPackagesCount > 0) { 2773 MetricsLogger.histogram(null, "ota_package_manager_system_app_avg_scan_time", 2774 ((int) systemScanTime) / systemPackagesCount); 2775 } 2776 if (!mOnlyCore) { 2777 EventLog.writeEvent(EventLogTags.BOOT_PROGRESS_PMS_DATA_SCAN_START, 2778 SystemClock.uptimeMillis()); 2779 scanDirTracedLI(sAppInstallDir, 0, scanFlags | SCAN_REQUIRE_KNOWN, 0); 2780 2781 scanDirTracedLI(sDrmAppPrivateInstallDir, mDefParseFlags 2782 | PackageParser.PARSE_FORWARD_LOCK, 2783 scanFlags | SCAN_REQUIRE_KNOWN, 0); 2784 2785 // Remove disable package settings for updated system apps that were 2786 // removed via an OTA. If the update is no longer present, remove the 2787 // app completely. Otherwise, revoke their system privileges. 2788 for (String deletedAppName : possiblyDeletedUpdatedSystemApps) { 2789 PackageParser.Package deletedPkg = mPackages.get(deletedAppName); 2790 mSettings.removeDisabledSystemPackageLPw(deletedAppName); 2791 final String msg; 2792 if (deletedPkg == null) { 2793 // should have found an update, but, we didn't; remove everything 2794 msg = "Updated system package " + deletedAppName 2795 + " no longer exists; removing its data"; 2796 // Actual deletion of code and data will be handled by later 2797 // reconciliation step 2798 } else { 2799 // found an update; revoke system privileges 2800 msg = "Updated system package + " + deletedAppName 2801 + " no longer exists; revoking system privileges"; 2802 2803 // Don't do anything if a stub is removed from the system image. If 2804 // we were to remove the uncompressed version from the /data partition, 2805 // this is where it'd be done. 2806 2807 final PackageSetting deletedPs = mSettings.mPackages.get(deletedAppName); 2808 deletedPkg.applicationInfo.flags &= ~ApplicationInfo.FLAG_SYSTEM; 2809 deletedPs.pkgFlags &= ~ApplicationInfo.FLAG_SYSTEM; 2810 } 2811 logCriticalInfo(Log.WARN, msg); 2812 } 2813 2814 /* 2815 * Make sure all system apps that we expected to appear on 2816 * the userdata partition actually showed up. If they never 2817 * appeared, crawl back and revive the system version. 2818 */ 2819 for (int i = 0; i < mExpectingBetter.size(); i++) { 2820 final String packageName = mExpectingBetter.keyAt(i); 2821 if (!mPackages.containsKey(packageName)) { 2822 final File scanFile = mExpectingBetter.valueAt(i); 2823 2824 logCriticalInfo(Log.WARN, "Expected better " + packageName 2825 + " but never showed up; reverting to system"); 2826 2827 final @ParseFlags int reparseFlags; 2828 final @ScanFlags int rescanFlags; 2829 if (FileUtils.contains(privilegedAppDir, scanFile)) { 2830 reparseFlags = 2831 mDefParseFlags | 2832 PackageParser.PARSE_IS_SYSTEM_DIR; 2833 rescanFlags = 2834 scanFlags 2835 | SCAN_AS_SYSTEM 2836 | SCAN_AS_PRIVILEGED; 2837 } else if (FileUtils.contains(systemAppDir, scanFile)) { 2838 reparseFlags = 2839 mDefParseFlags | 2840 PackageParser.PARSE_IS_SYSTEM_DIR; 2841 rescanFlags = 2842 scanFlags 2843 | SCAN_AS_SYSTEM; 2844 } else if (FileUtils.contains(privilegedVendorAppDir, scanFile)) { 2845 reparseFlags = 2846 mDefParseFlags | 2847 PackageParser.PARSE_IS_SYSTEM_DIR; 2848 rescanFlags = 2849 scanFlags 2850 | SCAN_AS_SYSTEM 2851 | SCAN_AS_VENDOR 2852 | SCAN_AS_PRIVILEGED; 2853 } else if (FileUtils.contains(vendorAppDir, scanFile)) { 2854 reparseFlags = 2855 mDefParseFlags | 2856 PackageParser.PARSE_IS_SYSTEM_DIR; 2857 rescanFlags = 2858 scanFlags 2859 | SCAN_AS_SYSTEM 2860 | SCAN_AS_VENDOR; 2861 } else if (FileUtils.contains(oemAppDir, scanFile)) { 2862 reparseFlags = 2863 mDefParseFlags | 2864 PackageParser.PARSE_IS_SYSTEM_DIR; 2865 rescanFlags = 2866 scanFlags 2867 | SCAN_AS_SYSTEM 2868 | SCAN_AS_OEM; 2869 } else if (FileUtils.contains(privilegedProductAppDir, scanFile)) { 2870 reparseFlags = 2871 mDefParseFlags | 2872 PackageParser.PARSE_IS_SYSTEM_DIR; 2873 rescanFlags = 2874 scanFlags 2875 | SCAN_AS_SYSTEM 2876 | SCAN_AS_PRODUCT 2877 | SCAN_AS_PRIVILEGED; 2878 } else if (FileUtils.contains(productAppDir, scanFile)) { 2879 reparseFlags = 2880 mDefParseFlags | 2881 PackageParser.PARSE_IS_SYSTEM_DIR; 2882 rescanFlags = 2883 scanFlags 2884 | SCAN_AS_SYSTEM 2885 | SCAN_AS_PRODUCT; 2886 } else { 2887 Slog.e(TAG, "Ignoring unexpected fallback path " + scanFile); 2888 continue; 2889 } 2890 2891 mSettings.enableSystemPackageLPw(packageName); 2892 2893 try { 2894 scanPackageTracedLI(scanFile, reparseFlags, rescanFlags, 0, null); 2895 } catch (PackageManagerException e) { 2896 Slog.e(TAG, "Failed to parse original system package: " 2897 + e.getMessage()); 2898 } 2899 } 2900 } 2901 2902 // Uncompress and install any stubbed system applications. 2903 // This must be done last to ensure all stubs are replaced or disabled. 2904 decompressSystemApplications(stubSystemApps, scanFlags); 2905 2906 final int cachedNonSystemApps = PackageParser.sCachedPackageReadCount.get() 2907 - cachedSystemApps; 2908 2909 final long dataScanTime = SystemClock.uptimeMillis() - systemScanTime - startTime; 2910 final int dataPackagesCount = mPackages.size() - systemPackagesCount; 2911 Slog.i(TAG, "Finished scanning non-system apps. Time: " + dataScanTime 2912 + " ms, packageCount: " + dataPackagesCount 2913 + " , timePerPackage: " 2914 + (dataPackagesCount == 0 ? 0 : dataScanTime / dataPackagesCount) 2915 + " , cached: " + cachedNonSystemApps); 2916 if (mIsUpgrade && dataPackagesCount > 0) { 2917 MetricsLogger.histogram(null, "ota_package_manager_data_app_avg_scan_time", 2918 ((int) dataScanTime) / dataPackagesCount); 2919 } 2920 } 2921 mExpectingBetter.clear(); 2922 2923 // Resolve the storage manager. 2924 mStorageManagerPackage = getStorageManagerPackageName(); 2925 2926 // Resolve protected action filters. Only the setup wizard is allowed to 2927 // have a high priority filter for these actions. 2928 mSetupWizardPackage = getSetupWizardPackageName(); 2929 if (mProtectedFilters.size() > 0) { 2930 if (DEBUG_FILTERS && mSetupWizardPackage == null) { 2931 Slog.i(TAG, "No setup wizard;" 2932 + " All protected intents capped to priority 0"); 2933 } 2934 for (ActivityIntentInfo filter : mProtectedFilters) { 2935 if (filter.activity.info.packageName.equals(mSetupWizardPackage)) { 2936 if (DEBUG_FILTERS) { 2937 Slog.i(TAG, "Found setup wizard;" 2938 + " allow priority " + filter.getPriority() + ";" 2939 + " package: " + filter.activity.info.packageName 2940 + " activity: " + filter.activity.className 2941 + " priority: " + filter.getPriority()); 2942 } 2943 // skip setup wizard; allow it to keep the high priority filter 2944 continue; 2945 } 2946 if (DEBUG_FILTERS) { 2947 Slog.i(TAG, "Protected action; cap priority to 0;" 2948 + " package: " + filter.activity.info.packageName 2949 + " activity: " + filter.activity.className 2950 + " origPrio: " + filter.getPriority()); 2951 } 2952 filter.setPriority(0); 2953 } 2954 } 2955 mDeferProtectedFilters = false; 2956 mProtectedFilters.clear(); 2957 2958 // Now that we know all of the shared libraries, update all clients to have 2959 // the correct library paths. 2960 updateAllSharedLibrariesLPw(null); 2961 2962 for (SharedUserSetting setting : mSettings.getAllSharedUsersLPw()) { 2963 // NOTE: We ignore potential failures here during a system scan (like 2964 // the rest of the commands above) because there's precious little we 2965 // can do about it. A settings error is reported, though. 2966 final List<String> changedAbiCodePath = 2967 adjustCpuAbisForSharedUserLPw(setting.packages, null /*scannedPackage*/); 2968 if (changedAbiCodePath != null && changedAbiCodePath.size() > 0) { 2969 for (int i = changedAbiCodePath.size() - 1; i >= 0; --i) { 2970 final String codePathString = changedAbiCodePath.get(i); 2971 try { 2972 mInstaller.rmdex(codePathString, 2973 getDexCodeInstructionSet(getPreferredInstructionSet())); 2974 } catch (InstallerException ignored) { 2975 } 2976 } 2977 } 2978 } 2979 2980 // Now that we know all the packages we are keeping, 2981 // read and update their last usage times. 2982 mPackageUsage.read(mPackages); 2983 mCompilerStats.read(); 2984 2985 EventLog.writeEvent(EventLogTags.BOOT_PROGRESS_PMS_SCAN_END, 2986 SystemClock.uptimeMillis()); 2987 Slog.i(TAG, "Time to scan packages: " 2988 + ((SystemClock.uptimeMillis()-startTime)/1000f) 2989 + " seconds"); 2990 2991 // If the platform SDK has changed since the last time we booted, 2992 // we need to re-grant app permission to catch any new ones that 2993 // appear. This is really a hack, and means that apps can in some 2994 // cases get permissions that the user didn't initially explicitly 2995 // allow... it would be nice to have some better way to handle 2996 // this situation. 2997 final boolean sdkUpdated = (ver.sdkVersion != mSdkVersion); 2998 if (sdkUpdated) { 2999 Slog.i(TAG, "Platform changed from " + ver.sdkVersion + " to " 3000 + mSdkVersion + "; regranting permissions for internal storage"); 3001 } 3002 mPermissionManager.updateAllPermissions( 3003 StorageManager.UUID_PRIVATE_INTERNAL, sdkUpdated, mPackages.values(), 3004 mPermissionCallback); 3005 ver.sdkVersion = mSdkVersion; 3006 3007 // If this is the first boot or an update from pre-M, and it is a normal 3008 // boot, then we need to initialize the default preferred apps across 3009 // all defined users. 3010 if (!onlyCore && (mPromoteSystemApps || mFirstBoot)) { 3011 for (UserInfo user : sUserManager.getUsers(true)) { 3012 mSettings.applyDefaultPreferredAppsLPw(this, user.id); 3013 applyFactoryDefaultBrowserLPw(user.id); 3014 primeDomainVerificationsLPw(user.id); 3015 } 3016 } 3017 3018 // Prepare storage for system user really early during boot, 3019 // since core system apps like SettingsProvider and SystemUI 3020 // can't wait for user to start 3021 final int storageFlags; 3022 if (StorageManager.isFileEncryptedNativeOrEmulated()) { 3023 storageFlags = StorageManager.FLAG_STORAGE_DE; 3024 } else { 3025 storageFlags = StorageManager.FLAG_STORAGE_DE | StorageManager.FLAG_STORAGE_CE; 3026 } 3027 List<String> deferPackages = reconcileAppsDataLI(StorageManager.UUID_PRIVATE_INTERNAL, 3028 UserHandle.USER_SYSTEM, storageFlags, true /* migrateAppData */, 3029 true /* onlyCoreApps */); 3030 mPrepareAppDataFuture = SystemServerInitThreadPool.get().submit(() -> { 3031 TimingsTraceLog traceLog = new TimingsTraceLog("SystemServerTimingAsync", 3032 Trace.TRACE_TAG_PACKAGE_MANAGER); 3033 traceLog.traceBegin("AppDataFixup"); 3034 try { 3035 mInstaller.fixupAppData(StorageManager.UUID_PRIVATE_INTERNAL, 3036 StorageManager.FLAG_STORAGE_DE | StorageManager.FLAG_STORAGE_CE); 3037 } catch (InstallerException e) { 3038 Slog.w(TAG, "Trouble fixing GIDs", e); 3039 } 3040 traceLog.traceEnd(); 3041 3042 traceLog.traceBegin("AppDataPrepare"); 3043 if (deferPackages == null || deferPackages.isEmpty()) { 3044 return; 3045 } 3046 int count = 0; 3047 for (String pkgName : deferPackages) { 3048 PackageParser.Package pkg = null; 3049 synchronized (mPackages) { 3050 PackageSetting ps = mSettings.getPackageLPr(pkgName); 3051 if (ps != null && ps.getInstalled(UserHandle.USER_SYSTEM)) { 3052 pkg = ps.pkg; 3053 } 3054 } 3055 if (pkg != null) { 3056 synchronized (mInstallLock) { 3057 prepareAppDataAndMigrateLIF(pkg, UserHandle.USER_SYSTEM, storageFlags, 3058 true /* maybeMigrateAppData */); 3059 } 3060 count++; 3061 } 3062 } 3063 traceLog.traceEnd(); 3064 Slog.i(TAG, "Deferred reconcileAppsData finished " + count + " packages"); 3065 }, "prepareAppData"); 3066 3067 // If this is first boot after an OTA, and a normal boot, then 3068 // we need to clear code cache directories. 3069 // Note that we do *not* clear the application profiles. These remain valid 3070 // across OTAs and are used to drive profile verification (post OTA) and 3071 // profile compilation (without waiting to collect a fresh set of profiles). 3072 if (mIsUpgrade && !onlyCore) { 3073 Slog.i(TAG, "Build fingerprint changed; clearing code caches"); 3074 for (int i = 0; i < mSettings.mPackages.size(); i++) { 3075 final PackageSetting ps = mSettings.mPackages.valueAt(i); 3076 if (Objects.equals(StorageManager.UUID_PRIVATE_INTERNAL, ps.volumeUuid)) { 3077 // No apps are running this early, so no need to freeze 3078 clearAppDataLIF(ps.pkg, UserHandle.USER_ALL, 3079 StorageManager.FLAG_STORAGE_DE | StorageManager.FLAG_STORAGE_CE 3080 | Installer.FLAG_CLEAR_CODE_CACHE_ONLY); 3081 } 3082 } 3083 ver.fingerprint = Build.FINGERPRINT; 3084 } 3085 3086 checkDefaultBrowser(); 3087 3088 // clear only after permissions and other defaults have been updated 3089 mExistingSystemPackages.clear(); 3090 mPromoteSystemApps = false; 3091 3092 // All the changes are done during package scanning. 3093 ver.databaseVersion = Settings.CURRENT_DATABASE_VERSION; 3094 3095 // can downgrade to reader 3096 Trace.traceBegin(TRACE_TAG_PACKAGE_MANAGER, "write settings"); 3097 mSettings.writeLPr(); 3098 Trace.traceEnd(TRACE_TAG_PACKAGE_MANAGER); 3099 EventLog.writeEvent(EventLogTags.BOOT_PROGRESS_PMS_READY, 3100 SystemClock.uptimeMillis()); 3101 3102 if (!mOnlyCore) { 3103 mRequiredVerifierPackage = getRequiredButNotReallyRequiredVerifierLPr(); 3104 mRequiredInstallerPackage = getRequiredInstallerLPr(); 3105 mRequiredUninstallerPackage = getRequiredUninstallerLPr(); 3106 mIntentFilterVerifierComponent = getIntentFilterVerifierComponentNameLPr(); 3107 if (mIntentFilterVerifierComponent != null) { 3108 mIntentFilterVerifier = new IntentVerifierProxy(mContext, 3109 mIntentFilterVerifierComponent); 3110 } else { 3111 mIntentFilterVerifier = null; 3112 } 3113 mServicesSystemSharedLibraryPackageName = getRequiredSharedLibraryLPr( 3114 PackageManager.SYSTEM_SHARED_LIBRARY_SERVICES, 3115 SharedLibraryInfo.VERSION_UNDEFINED); 3116 mSharedSystemSharedLibraryPackageName = getRequiredSharedLibraryLPr( 3117 PackageManager.SYSTEM_SHARED_LIBRARY_SHARED, 3118 SharedLibraryInfo.VERSION_UNDEFINED); 3119 } else { 3120 mRequiredVerifierPackage = null; 3121 mRequiredInstallerPackage = null; 3122 mRequiredUninstallerPackage = null; 3123 mIntentFilterVerifierComponent = null; 3124 mIntentFilterVerifier = null; 3125 mServicesSystemSharedLibraryPackageName = null; 3126 mSharedSystemSharedLibraryPackageName = null; 3127 } 3128 3129 mInstallerService = new PackageInstallerService(context, this); 3130 final Pair<ComponentName, String> instantAppResolverComponent = 3131 getInstantAppResolverLPr(); 3132 if (instantAppResolverComponent != null) { 3133 if (DEBUG_INSTANT) { 3134 Slog.d(TAG, "Set ephemeral resolver: " + instantAppResolverComponent); 3135 } 3136 mInstantAppResolverConnection = new InstantAppResolverConnection( 3137 mContext, instantAppResolverComponent.first, 3138 instantAppResolverComponent.second); 3139 mInstantAppResolverSettingsComponent = 3140 getInstantAppResolverSettingsLPr(instantAppResolverComponent.first); 3141 } else { 3142 mInstantAppResolverConnection = null; 3143 mInstantAppResolverSettingsComponent = null; 3144 } 3145 updateInstantAppInstallerLocked(null); 3146 3147 // Read and update the usage of dex files. 3148 // Do this at the end of PM init so that all the packages have their 3149 // data directory reconciled. 3150 // At this point we know the code paths of the packages, so we can validate 3151 // the disk file and build the internal cache. 3152 // The usage file is expected to be small so loading and verifying it 3153 // should take a fairly small time compare to the other activities (e.g. package 3154 // scanning). 3155 final Map<Integer, List<PackageInfo>> userPackages = new HashMap<>(); 3156 final int[] currentUserIds = UserManagerService.getInstance().getUserIds(); 3157 for (int userId : currentUserIds) { 3158 userPackages.put(userId, getInstalledPackages(/*flags*/ 0, userId).getList()); 3159 } 3160 mDexManager.load(userPackages); 3161 if (mIsUpgrade) { 3162 MetricsLogger.histogram(null, "ota_package_manager_init_time", 3163 (int) (SystemClock.uptimeMillis() - startTime)); 3164 } 3165 } // synchronized (mPackages) 3166 } // synchronized (mInstallLock) 3167 3168 // Now after opening every single application zip, make sure they 3169 // are all flushed. Not really needed, but keeps things nice and 3170 // tidy. 3171 Trace.traceBegin(TRACE_TAG_PACKAGE_MANAGER, "GC"); 3172 Runtime.getRuntime().gc(); 3173 Trace.traceEnd(TRACE_TAG_PACKAGE_MANAGER); 3174 3175 Trace.traceBegin(TRACE_TAG_PACKAGE_MANAGER, "loadFallbacks"); 3176 FallbackCategoryProvider.loadFallbacks(); 3177 Trace.traceEnd(TRACE_TAG_PACKAGE_MANAGER); 3178 3179 // The initial scanning above does many calls into installd while 3180 // holding the mPackages lock, but we're mostly interested in yelling 3181 // once we have a booted system. 3182 mInstaller.setWarnIfHeld(mPackages); 3183 3184 Trace.traceEnd(TRACE_TAG_PACKAGE_MANAGER); 3185 } 3186 3187 /** 3188 * Uncompress and install stub applications. 3189 * <p>In order to save space on the system partition, some applications are shipped in a 3190 * compressed form. In addition the compressed bits for the full application, the 3191 * system image contains a tiny stub comprised of only the Android manifest. 3192 * <p>During the first boot, attempt to uncompress and install the full application. If 3193 * the application can't be installed for any reason, disable the stub and prevent 3194 * uncompressing the full application during future boots. 3195 * <p>In order to forcefully attempt an installation of a full application, go to app 3196 * settings and enable the application. 3197 */ 3198 private void decompressSystemApplications(@NonNull List<String> stubSystemApps, int scanFlags) { 3199 for (int i = stubSystemApps.size() - 1; i >= 0; --i) { 3200 final String pkgName = stubSystemApps.get(i); 3201 // skip if the system package is already disabled 3202 if (mSettings.isDisabledSystemPackageLPr(pkgName)) { 3203 stubSystemApps.remove(i); 3204 continue; 3205 } 3206 // skip if the package isn't installed (?!); this should never happen 3207 final PackageParser.Package pkg = mPackages.get(pkgName); 3208 if (pkg == null) { 3209 stubSystemApps.remove(i); 3210 continue; 3211 } 3212 // skip if the package has been disabled by the user 3213 final PackageSetting ps = mSettings.mPackages.get(pkgName); 3214 if (ps != null) { 3215 final int enabledState = ps.getEnabled(UserHandle.USER_SYSTEM); 3216 if (enabledState == PackageManager.COMPONENT_ENABLED_STATE_DISABLED_USER) { 3217 stubSystemApps.remove(i); 3218 continue; 3219 } 3220 } 3221 3222 if (DEBUG_COMPRESSION) { 3223 Slog.i(TAG, "Uncompressing system stub; pkg: " + pkgName); 3224 } 3225 3226 // uncompress the binary to its eventual destination on /data 3227 final File scanFile = decompressPackage(pkg); 3228 if (scanFile == null) { 3229 continue; 3230 } 3231 3232 // install the package to replace the stub on /system 3233 try { 3234 mSettings.disableSystemPackageLPw(pkgName, true /*replaced*/); 3235 removePackageLI(pkg, true /*chatty*/); 3236 scanPackageTracedLI(scanFile, 0 /*reparseFlags*/, scanFlags, 0, null); 3237 ps.setEnabled(PackageManager.COMPONENT_ENABLED_STATE_DEFAULT, 3238 UserHandle.USER_SYSTEM, "android"); 3239 stubSystemApps.remove(i); 3240 continue; 3241 } catch (PackageManagerException e) { 3242 Slog.e(TAG, "Failed to parse uncompressed system package: " + e.getMessage()); 3243 } 3244 3245 // any failed attempt to install the package will be cleaned up later 3246 } 3247 3248 // disable any stub still left; these failed to install the full application 3249 for (int i = stubSystemApps.size() - 1; i >= 0; --i) { 3250 final String pkgName = stubSystemApps.get(i); 3251 final PackageSetting ps = mSettings.mPackages.get(pkgName); 3252 ps.setEnabled(PackageManager.COMPONENT_ENABLED_STATE_DISABLED, 3253 UserHandle.USER_SYSTEM, "android"); 3254 logCriticalInfo(Log.ERROR, "Stub disabled; pkg: " + pkgName); 3255 } 3256 } 3257 3258 /** 3259 * Decompresses the given package on the system image onto 3260 * the /data partition. 3261 * @return The directory the package was decompressed into. Otherwise, {@code null}. 3262 */ 3263 private File decompressPackage(PackageParser.Package pkg) { 3264 final File[] compressedFiles = getCompressedFiles(pkg.codePath); 3265 if (compressedFiles == null || compressedFiles.length == 0) { 3266 if (DEBUG_COMPRESSION) { 3267 Slog.i(TAG, "No files to decompress: " + pkg.baseCodePath); 3268 } 3269 return null; 3270 } 3271 final File dstCodePath = 3272 getNextCodePath(Environment.getDataAppDirectory(null), pkg.packageName); 3273 int ret = PackageManager.INSTALL_SUCCEEDED; 3274 try { 3275 Os.mkdir(dstCodePath.getAbsolutePath(), 0755); 3276 Os.chmod(dstCodePath.getAbsolutePath(), 0755); 3277 for (File srcFile : compressedFiles) { 3278 final String srcFileName = srcFile.getName(); 3279 final String dstFileName = srcFileName.substring( 3280 0, srcFileName.length() - COMPRESSED_EXTENSION.length()); 3281 final File dstFile = new File(dstCodePath, dstFileName); 3282 ret = decompressFile(srcFile, dstFile); 3283 if (ret != PackageManager.INSTALL_SUCCEEDED) { 3284 logCriticalInfo(Log.ERROR, "Failed to decompress" 3285 + "; pkg: " + pkg.packageName 3286 + ", file: " + dstFileName); 3287 break; 3288 } 3289 } 3290 } catch (ErrnoException e) { 3291 logCriticalInfo(Log.ERROR, "Failed to decompress" 3292 + "; pkg: " + pkg.packageName 3293 + ", err: " + e.errno); 3294 } 3295 if (ret == PackageManager.INSTALL_SUCCEEDED) { 3296 final File libraryRoot = new File(dstCodePath, LIB_DIR_NAME); 3297 NativeLibraryHelper.Handle handle = null; 3298 try { 3299 handle = NativeLibraryHelper.Handle.create(dstCodePath); 3300 ret = NativeLibraryHelper.copyNativeBinariesWithOverride(handle, libraryRoot, 3301 null /*abiOverride*/); 3302 } catch (IOException e) { 3303 logCriticalInfo(Log.ERROR, "Failed to extract native libraries" 3304 + "; pkg: " + pkg.packageName); 3305 ret = PackageManager.INSTALL_FAILED_INTERNAL_ERROR; 3306 } finally { 3307 IoUtils.closeQuietly(handle); 3308 } 3309 } 3310 if (ret != PackageManager.INSTALL_SUCCEEDED) { 3311 if (dstCodePath == null || !dstCodePath.exists()) { 3312 return null; 3313 } 3314 removeCodePathLI(dstCodePath); 3315 return null; 3316 } 3317 3318 return dstCodePath; 3319 } 3320 3321 private void updateInstantAppInstallerLocked(String modifiedPackage) { 3322 // we're only interested in updating the installer appliction when 1) it's not 3323 // already set or 2) the modified package is the installer 3324 if (mInstantAppInstallerActivity != null 3325 && !mInstantAppInstallerActivity.getComponentName().getPackageName() 3326 .equals(modifiedPackage)) { 3327 return; 3328 } 3329 setUpInstantAppInstallerActivityLP(getInstantAppInstallerLPr()); 3330 } 3331 3332 private static File preparePackageParserCache(boolean isUpgrade) { 3333 if (!DEFAULT_PACKAGE_PARSER_CACHE_ENABLED) { 3334 return null; 3335 } 3336 3337 // Disable package parsing on eng builds to allow for faster incremental development. 3338 if (Build.IS_ENG) { 3339 return null; 3340 } 3341 3342 if (SystemProperties.getBoolean("pm.boot.disable_package_cache", false)) { 3343 Slog.i(TAG, "Disabling package parser cache due to system property."); 3344 return null; 3345 } 3346 3347 // The base directory for the package parser cache lives under /data/system/. 3348 final File cacheBaseDir = FileUtils.createDir(Environment.getDataSystemDirectory(), 3349 "package_cache"); 3350 if (cacheBaseDir == null) { 3351 return null; 3352 } 3353 3354 // If this is a system upgrade scenario, delete the contents of the package cache dir. 3355 // This also serves to "GC" unused entries when the package cache version changes (which 3356 // can only happen during upgrades). 3357 if (isUpgrade) { 3358 FileUtils.deleteContents(cacheBaseDir); 3359 } 3360 3361 3362 // Return the versioned package cache directory. This is something like 3363 // "/data/system/package_cache/1" 3364 File cacheDir = FileUtils.createDir(cacheBaseDir, PACKAGE_PARSER_CACHE_VERSION); 3365 3366 // The following is a workaround to aid development on non-numbered userdebug 3367 // builds or cases where "adb sync" is used on userdebug builds. If we detect that 3368 // the system partition is newer. 3369 // 3370 // NOTE: When no BUILD_NUMBER is set by the build system, it defaults to a build 3371 // that starts with "eng." to signify that this is an engineering build and not 3372 // destined for release. 3373 if (Build.IS_USERDEBUG && Build.VERSION.INCREMENTAL.startsWith("eng.")) { 3374 Slog.w(TAG, "Wiping cache directory because the system partition changed."); 3375 3376 // Heuristic: If the /system directory has been modified recently due to an "adb sync" 3377 // or a regular make, then blow away the cache. Note that mtimes are *NOT* reliable 3378 // in general and should not be used for production changes. In this specific case, 3379 // we know that they will work. 3380 File frameworkDir = new File(Environment.getRootDirectory(), "framework"); 3381 if (cacheDir.lastModified() < frameworkDir.lastModified()) { 3382 FileUtils.deleteContents(cacheBaseDir); 3383 cacheDir = FileUtils.createDir(cacheBaseDir, PACKAGE_PARSER_CACHE_VERSION); 3384 } 3385 } 3386 3387 return cacheDir; 3388 } 3389 3390 @Override 3391 public boolean isFirstBoot() { 3392 // allow instant applications 3393 return mFirstBoot; 3394 } 3395 3396 @Override 3397 public boolean isOnlyCoreApps() { 3398 // allow instant applications 3399 return mOnlyCore; 3400 } 3401 3402 @Override 3403 public boolean isUpgrade() { 3404 // allow instant applications 3405 // The system property allows testing ota flow when upgraded to the same image. 3406 return mIsUpgrade || SystemProperties.getBoolean( 3407 "persist.pm.mock-upgrade", false /* default */); 3408 } 3409 3410 private @Nullable String getRequiredButNotReallyRequiredVerifierLPr() { 3411 final Intent intent = new Intent(Intent.ACTION_PACKAGE_NEEDS_VERIFICATION); 3412 3413 final List<ResolveInfo> matches = queryIntentReceiversInternal(intent, PACKAGE_MIME_TYPE, 3414 MATCH_SYSTEM_ONLY | MATCH_DIRECT_BOOT_AWARE | MATCH_DIRECT_BOOT_UNAWARE, 3415 UserHandle.USER_SYSTEM, false /*allowDynamicSplits*/); 3416 if (matches.size() == 1) { 3417 return matches.get(0).getComponentInfo().packageName; 3418 } else if (matches.size() == 0) { 3419 Log.e(TAG, "There should probably be a verifier, but, none were found"); 3420 return null; 3421 } 3422 throw new RuntimeException("There must be exactly one verifier; found " + matches); 3423 } 3424 3425 private @NonNull String getRequiredSharedLibraryLPr(String name, int version) { 3426 synchronized (mPackages) { 3427 SharedLibraryEntry libraryEntry = getSharedLibraryEntryLPr(name, version); 3428 if (libraryEntry == null) { 3429 throw new IllegalStateException("Missing required shared library:" + name); 3430 } 3431 return libraryEntry.apk; 3432 } 3433 } 3434 3435 private @NonNull String getRequiredInstallerLPr() { 3436 final Intent intent = new Intent(Intent.ACTION_INSTALL_PACKAGE); 3437 intent.addCategory(Intent.CATEGORY_DEFAULT); 3438 intent.setDataAndType(Uri.fromFile(new File("foo.apk")), PACKAGE_MIME_TYPE); 3439 3440 final List<ResolveInfo> matches = queryIntentActivitiesInternal(intent, PACKAGE_MIME_TYPE, 3441 MATCH_SYSTEM_ONLY | MATCH_DIRECT_BOOT_AWARE | MATCH_DIRECT_BOOT_UNAWARE, 3442 UserHandle.USER_SYSTEM); 3443 if (matches.size() == 1) { 3444 ResolveInfo resolveInfo = matches.get(0); 3445 if (!resolveInfo.activityInfo.applicationInfo.isPrivilegedApp()) { 3446 throw new RuntimeException("The installer must be a privileged app"); 3447 } 3448 return matches.get(0).getComponentInfo().packageName; 3449 } else { 3450 throw new RuntimeException("There must be exactly one installer; found " + matches); 3451 } 3452 } 3453 3454 private @NonNull String getRequiredUninstallerLPr() { 3455 final Intent intent = new Intent(Intent.ACTION_UNINSTALL_PACKAGE); 3456 intent.addCategory(Intent.CATEGORY_DEFAULT); 3457 intent.setData(Uri.fromParts(PACKAGE_SCHEME, "foo.bar", null)); 3458 3459 final ResolveInfo resolveInfo = resolveIntent(intent, null, 3460 MATCH_SYSTEM_ONLY | MATCH_DIRECT_BOOT_AWARE | MATCH_DIRECT_BOOT_UNAWARE, 3461 UserHandle.USER_SYSTEM); 3462 if (resolveInfo == null || 3463 mResolveActivity.name.equals(resolveInfo.getComponentInfo().name)) { 3464 throw new RuntimeException("There must be exactly one uninstaller; found " 3465 + resolveInfo); 3466 } 3467 return resolveInfo.getComponentInfo().packageName; 3468 } 3469 3470 private @NonNull ComponentName getIntentFilterVerifierComponentNameLPr() { 3471 final Intent intent = new Intent(Intent.ACTION_INTENT_FILTER_NEEDS_VERIFICATION); 3472 3473 final List<ResolveInfo> matches = queryIntentReceiversInternal(intent, PACKAGE_MIME_TYPE, 3474 MATCH_SYSTEM_ONLY | MATCH_DIRECT_BOOT_AWARE | MATCH_DIRECT_BOOT_UNAWARE, 3475 UserHandle.USER_SYSTEM, false /*allowDynamicSplits*/); 3476 ResolveInfo best = null; 3477 final int N = matches.size(); 3478 for (int i = 0; i < N; i++) { 3479 final ResolveInfo cur = matches.get(i); 3480 final String packageName = cur.getComponentInfo().packageName; 3481 if (checkPermission(android.Manifest.permission.INTENT_FILTER_VERIFICATION_AGENT, 3482 packageName, UserHandle.USER_SYSTEM) != PackageManager.PERMISSION_GRANTED) { 3483 continue; 3484 } 3485 3486 if (best == null || cur.priority > best.priority) { 3487 best = cur; 3488 } 3489 } 3490 3491 if (best != null) { 3492 return best.getComponentInfo().getComponentName(); 3493 } 3494 Slog.w(TAG, "Intent filter verifier not found"); 3495 return null; 3496 } 3497 3498 @Override 3499 public @Nullable ComponentName getInstantAppResolverComponent() { 3500 if (getInstantAppPackageName(Binder.getCallingUid()) != null) { 3501 return null; 3502 } 3503 synchronized (mPackages) { 3504 final Pair<ComponentName, String> instantAppResolver = getInstantAppResolverLPr(); 3505 if (instantAppResolver == null) { 3506 return null; 3507 } 3508 return instantAppResolver.first; 3509 } 3510 } 3511 3512 private @Nullable Pair<ComponentName, String> getInstantAppResolverLPr() { 3513 final String[] packageArray = 3514 mContext.getResources().getStringArray(R.array.config_ephemeralResolverPackage); 3515 if (packageArray.length == 0 && !Build.IS_DEBUGGABLE) { 3516 if (DEBUG_INSTANT) { 3517 Slog.d(TAG, "Ephemeral resolver NOT found; empty package list"); 3518 } 3519 return null; 3520 } 3521 3522 final int callingUid = Binder.getCallingUid(); 3523 final int resolveFlags = 3524 MATCH_DIRECT_BOOT_AWARE 3525 | MATCH_DIRECT_BOOT_UNAWARE 3526 | (!Build.IS_DEBUGGABLE ? MATCH_SYSTEM_ONLY : 0); 3527 String actionName = Intent.ACTION_RESOLVE_INSTANT_APP_PACKAGE; 3528 final Intent resolverIntent = new Intent(actionName); 3529 List<ResolveInfo> resolvers = queryIntentServicesInternal(resolverIntent, null, 3530 resolveFlags, UserHandle.USER_SYSTEM, callingUid, false /*includeInstantApps*/); 3531 final int N = resolvers.size(); 3532 if (N == 0) { 3533 if (DEBUG_INSTANT) { 3534 Slog.d(TAG, "Ephemeral resolver NOT found; no matching intent filters"); 3535 } 3536 return null; 3537 } 3538 3539 final Set<String> possiblePackages = new ArraySet<>(Arrays.asList(packageArray)); 3540 for (int i = 0; i < N; i++) { 3541 final ResolveInfo info = resolvers.get(i); 3542 3543 if (info.serviceInfo == null) { 3544 continue; 3545 } 3546 3547 final String packageName = info.serviceInfo.packageName; 3548 if (!possiblePackages.contains(packageName) && !Build.IS_DEBUGGABLE) { 3549 if (DEBUG_INSTANT) { 3550 Slog.d(TAG, "Ephemeral resolver not in allowed package list;" 3551 + " pkg: " + packageName + ", info:" + info); 3552 } 3553 continue; 3554 } 3555 3556 if (DEBUG_INSTANT) { 3557 Slog.v(TAG, "Ephemeral resolver found;" 3558 + " pkg: " + packageName + ", info:" + info); 3559 } 3560 return new Pair<>(new ComponentName(packageName, info.serviceInfo.name), actionName); 3561 } 3562 if (DEBUG_INSTANT) { 3563 Slog.v(TAG, "Ephemeral resolver NOT found"); 3564 } 3565 return null; 3566 } 3567 3568 private @Nullable ActivityInfo getInstantAppInstallerLPr() { 3569 String[] orderedActions = Build.IS_ENG 3570 ? new String[]{ 3571 Intent.ACTION_INSTALL_INSTANT_APP_PACKAGE + "_TEST", 3572 Intent.ACTION_INSTALL_INSTANT_APP_PACKAGE} 3573 : new String[]{ 3574 Intent.ACTION_INSTALL_INSTANT_APP_PACKAGE}; 3575 3576 final int resolveFlags = 3577 MATCH_DIRECT_BOOT_AWARE 3578 | MATCH_DIRECT_BOOT_UNAWARE 3579 | Intent.FLAG_IGNORE_EPHEMERAL 3580 | (!Build.IS_ENG ? MATCH_SYSTEM_ONLY : 0); 3581 final Intent intent = new Intent(); 3582 intent.addCategory(Intent.CATEGORY_DEFAULT); 3583 intent.setDataAndType(Uri.fromFile(new File("foo.apk")), PACKAGE_MIME_TYPE); 3584 List<ResolveInfo> matches = null; 3585 for (String action : orderedActions) { 3586 intent.setAction(action); 3587 matches = queryIntentActivitiesInternal(intent, PACKAGE_MIME_TYPE, 3588 resolveFlags, UserHandle.USER_SYSTEM); 3589 if (matches.isEmpty()) { 3590 if (DEBUG_INSTANT) { 3591 Slog.d(TAG, "Instant App installer not found with " + action); 3592 } 3593 } else { 3594 break; 3595 } 3596 } 3597 Iterator<ResolveInfo> iter = matches.iterator(); 3598 while (iter.hasNext()) { 3599 final ResolveInfo rInfo = iter.next(); 3600 final PackageSetting ps = mSettings.mPackages.get(rInfo.activityInfo.packageName); 3601 if (ps != null) { 3602 final PermissionsState permissionsState = ps.getPermissionsState(); 3603 if (permissionsState.hasPermission(Manifest.permission.INSTALL_PACKAGES, 0) 3604 || Build.IS_ENG) { 3605 continue; 3606 } 3607 } 3608 iter.remove(); 3609 } 3610 if (matches.size() == 0) { 3611 return null; 3612 } else if (matches.size() == 1) { 3613 return (ActivityInfo) matches.get(0).getComponentInfo(); 3614 } else { 3615 throw new RuntimeException( 3616 "There must be at most one ephemeral installer; found " + matches); 3617 } 3618 } 3619 3620 private @Nullable ComponentName getInstantAppResolverSettingsLPr( 3621 @NonNull ComponentName resolver) { 3622 final Intent intent = new Intent(Intent.ACTION_INSTANT_APP_RESOLVER_SETTINGS) 3623 .addCategory(Intent.CATEGORY_DEFAULT) 3624 .setPackage(resolver.getPackageName()); 3625 final int resolveFlags = MATCH_DIRECT_BOOT_AWARE | MATCH_DIRECT_BOOT_UNAWARE; 3626 List<ResolveInfo> matches = queryIntentActivitiesInternal(intent, null, resolveFlags, 3627 UserHandle.USER_SYSTEM); 3628 if (matches.isEmpty()) { 3629 return null; 3630 } 3631 return matches.get(0).getComponentInfo().getComponentName(); 3632 } 3633 3634 private void primeDomainVerificationsLPw(int userId) { 3635 if (DEBUG_DOMAIN_VERIFICATION) { 3636 Slog.d(TAG, "Priming domain verifications in user " + userId); 3637 } 3638 3639 SystemConfig systemConfig = SystemConfig.getInstance(); 3640 ArraySet<String> packages = systemConfig.getLinkedApps(); 3641 3642 for (String packageName : packages) { 3643 PackageParser.Package pkg = mPackages.get(packageName); 3644 if (pkg != null) { 3645 if (!pkg.isSystem()) { 3646 Slog.w(TAG, "Non-system app '" + packageName + "' in sysconfig <app-link>"); 3647 continue; 3648 } 3649 3650 ArraySet<String> domains = null; 3651 for (PackageParser.Activity a : pkg.activities) { 3652 for (ActivityIntentInfo filter : a.intents) { 3653 if (hasValidDomains(filter)) { 3654 if (domains == null) { 3655 domains = new ArraySet<String>(); 3656 } 3657 domains.addAll(filter.getHostsList()); 3658 } 3659 } 3660 } 3661 3662 if (domains != null && domains.size() > 0) { 3663 if (DEBUG_DOMAIN_VERIFICATION) { 3664 Slog.v(TAG, " + " + packageName); 3665 } 3666 // 'Undefined' in the global IntentFilterVerificationInfo, i.e. the usual 3667 // state w.r.t. the formal app-linkage "no verification attempted" state; 3668 // and then 'always' in the per-user state actually used for intent resolution. 3669 final IntentFilterVerificationInfo ivi; 3670 ivi = mSettings.createIntentFilterVerificationIfNeededLPw(packageName, domains); 3671 ivi.setStatus(INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_UNDEFINED); 3672 mSettings.updateIntentFilterVerificationStatusLPw(packageName, 3673 INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_ALWAYS, userId); 3674 } else { 3675 Slog.w(TAG, "Sysconfig <app-link> package '" + packageName 3676 + "' does not handle web links"); 3677 } 3678 } else { 3679 Slog.w(TAG, "Unknown package " + packageName + " in sysconfig <app-link>"); 3680 } 3681 } 3682 3683 scheduleWritePackageRestrictionsLocked(userId); 3684 scheduleWriteSettingsLocked(); 3685 } 3686 3687 private void applyFactoryDefaultBrowserLPw(int userId) { 3688 // The default browser app's package name is stored in a string resource, 3689 // with a product-specific overlay used for vendor customization. 3690 String browserPkg = mContext.getResources().getString( 3691 com.android.internal.R.string.default_browser); 3692 if (!TextUtils.isEmpty(browserPkg)) { 3693 // non-empty string => required to be a known package 3694 PackageSetting ps = mSettings.mPackages.get(browserPkg); 3695 if (ps == null) { 3696 Slog.e(TAG, "Product default browser app does not exist: " + browserPkg); 3697 browserPkg = null; 3698 } else { 3699 mSettings.setDefaultBrowserPackageNameLPw(browserPkg, userId); 3700 } 3701 } 3702 3703 // Nothing valid explicitly set? Make the factory-installed browser the explicit 3704 // default. If there's more than one, just leave everything alone. 3705 if (browserPkg == null) { 3706 calculateDefaultBrowserLPw(userId); 3707 } 3708 } 3709 3710 private void calculateDefaultBrowserLPw(int userId) { 3711 List<String> allBrowsers = resolveAllBrowserApps(userId); 3712 final String browserPkg = (allBrowsers.size() == 1) ? allBrowsers.get(0) : null; 3713 mSettings.setDefaultBrowserPackageNameLPw(browserPkg, userId); 3714 } 3715 3716 private List<String> resolveAllBrowserApps(int userId) { 3717 // Resolve the canonical browser intent and check that the handleAllWebDataURI boolean is set 3718 List<ResolveInfo> list = queryIntentActivitiesInternal(sBrowserIntent, null, 3719 PackageManager.MATCH_ALL, userId); 3720 3721 final int count = list.size(); 3722 List<String> result = new ArrayList<String>(count); 3723 for (int i=0; i<count; i++) { 3724 ResolveInfo info = list.get(i); 3725 if (info.activityInfo == null 3726 || !info.handleAllWebDataURI 3727 || (info.activityInfo.applicationInfo.flags & ApplicationInfo.FLAG_SYSTEM) == 0 3728 || result.contains(info.activityInfo.packageName)) { 3729 continue; 3730 } 3731 result.add(info.activityInfo.packageName); 3732 } 3733 3734 return result; 3735 } 3736 3737 private boolean packageIsBrowser(String packageName, int userId) { 3738 List<ResolveInfo> list = queryIntentActivitiesInternal(sBrowserIntent, null, 3739 PackageManager.MATCH_ALL, userId); 3740 final int N = list.size(); 3741 for (int i = 0; i < N; i++) { 3742 ResolveInfo info = list.get(i); 3743 if (info.priority >= 0 && packageName.equals(info.activityInfo.packageName)) { 3744 return true; 3745 } 3746 } 3747 return false; 3748 } 3749 3750 private void checkDefaultBrowser() { 3751 final int myUserId = UserHandle.myUserId(); 3752 final String packageName = getDefaultBrowserPackageName(myUserId); 3753 if (packageName != null) { 3754 PackageInfo info = getPackageInfo(packageName, 0, myUserId); 3755 if (info == null) { 3756 Slog.w(TAG, "Default browser no longer installed: " + packageName); 3757 synchronized (mPackages) { 3758 applyFactoryDefaultBrowserLPw(myUserId); // leaves ambiguous when > 1 3759 } 3760 } 3761 } 3762 } 3763 3764 @Override 3765 public boolean onTransact(int code, Parcel data, Parcel reply, int flags) 3766 throws RemoteException { 3767 try { 3768 return super.onTransact(code, data, reply, flags); 3769 } catch (RuntimeException e) { 3770 if (!(e instanceof SecurityException) && !(e instanceof IllegalArgumentException)) { 3771 Slog.wtf(TAG, "Package Manager Crash", e); 3772 } 3773 throw e; 3774 } 3775 } 3776 3777 static int[] appendInts(int[] cur, int[] add) { 3778 if (add == null) return cur; 3779 if (cur == null) return add; 3780 final int N = add.length; 3781 for (int i=0; i<N; i++) { 3782 cur = appendInt(cur, add[i]); 3783 } 3784 return cur; 3785 } 3786 3787 /** 3788 * Returns whether or not a full application can see an instant application. 3789 * <p> 3790 * Currently, there are three cases in which this can occur: 3791 * <ol> 3792 * <li>The calling application is a "special" process. Special processes 3793 * are those with a UID < {@link Process#FIRST_APPLICATION_UID}.</li> 3794 * <li>The calling application has the permission 3795 * {@link android.Manifest.permission#ACCESS_INSTANT_APPS}.</li> 3796 * <li>The calling application is the default launcher on the 3797 * system partition.</li> 3798 * </ol> 3799 */ 3800 private boolean canViewInstantApps(int callingUid, int userId) { 3801 if (callingUid < Process.FIRST_APPLICATION_UID) { 3802 return true; 3803 } 3804 if (mContext.checkCallingOrSelfPermission( 3805 android.Manifest.permission.ACCESS_INSTANT_APPS) == PERMISSION_GRANTED) { 3806 return true; 3807 } 3808 if (mContext.checkCallingOrSelfPermission( 3809 android.Manifest.permission.VIEW_INSTANT_APPS) == PERMISSION_GRANTED) { 3810 final ComponentName homeComponent = getDefaultHomeActivity(userId); 3811 if (homeComponent != null 3812 && isCallerSameApp(homeComponent.getPackageName(), callingUid)) { 3813 return true; 3814 } 3815 } 3816 return false; 3817 } 3818 3819 private PackageInfo generatePackageInfo(PackageSetting ps, int flags, int userId) { 3820 if (!sUserManager.exists(userId)) return null; 3821 if (ps == null) { 3822 return null; 3823 } 3824 final int callingUid = Binder.getCallingUid(); 3825 // Filter out ephemeral app metadata: 3826 // * The system/shell/root can see metadata for any app 3827 // * An installed app can see metadata for 1) other installed apps 3828 // and 2) ephemeral apps that have explicitly interacted with it 3829 // * Ephemeral apps can only see their own data and exposed installed apps 3830 // * Holding a signature permission allows seeing instant apps 3831 if (filterAppAccessLPr(ps, callingUid, userId)) { 3832 return null; 3833 } 3834 3835 if ((flags & MATCH_UNINSTALLED_PACKAGES) != 0 3836 && ps.isSystem()) { 3837 flags |= MATCH_ANY_USER; 3838 } 3839 3840 final PackageUserState state = ps.readUserState(userId); 3841 PackageParser.Package p = ps.pkg; 3842 if (p != null) { 3843 final PermissionsState permissionsState = ps.getPermissionsState(); 3844 3845 // Compute GIDs only if requested 3846 final int[] gids = (flags & PackageManager.GET_GIDS) == 0 3847 ? EMPTY_INT_ARRAY : permissionsState.computeGids(userId); 3848 // Compute granted permissions only if package has requested permissions 3849 final Set<String> permissions = ArrayUtils.isEmpty(p.requestedPermissions) 3850 ? Collections.<String>emptySet() : permissionsState.getPermissions(userId); 3851 3852 PackageInfo packageInfo = PackageParser.generatePackageInfo(p, gids, flags, 3853 ps.firstInstallTime, ps.lastUpdateTime, permissions, state, userId); 3854 3855 if (packageInfo == null) { 3856 return null; 3857 } 3858 3859 packageInfo.packageName = packageInfo.applicationInfo.packageName = 3860 resolveExternalPackageNameLPr(p); 3861 3862 return packageInfo; 3863 } else if ((flags & MATCH_UNINSTALLED_PACKAGES) != 0 && state.isAvailable(flags)) { 3864 PackageInfo pi = new PackageInfo(); 3865 pi.packageName = ps.name; 3866 pi.setLongVersionCode(ps.versionCode); 3867 pi.sharedUserId = (ps.sharedUser != null) ? ps.sharedUser.name : null; 3868 pi.firstInstallTime = ps.firstInstallTime; 3869 pi.lastUpdateTime = ps.lastUpdateTime; 3870 3871 ApplicationInfo ai = new ApplicationInfo(); 3872 ai.packageName = ps.name; 3873 ai.uid = UserHandle.getUid(userId, ps.appId); 3874 ai.primaryCpuAbi = ps.primaryCpuAbiString; 3875 ai.secondaryCpuAbi = ps.secondaryCpuAbiString; 3876 ai.versionCode = ps.versionCode; 3877 ai.flags = ps.pkgFlags; 3878 ai.privateFlags = ps.pkgPrivateFlags; 3879 pi.applicationInfo = PackageParser.generateApplicationInfo(ai, flags, state, userId); 3880 3881 if (DEBUG_PACKAGE_INFO) Log.v(TAG, "ps.pkg is n/a for [" 3882 + ps.name + "]. Provides a minimum info."); 3883 return pi; 3884 } else { 3885 return null; 3886 } 3887 } 3888 3889 @Override 3890 public void checkPackageStartable(String packageName, int userId) { 3891 final int callingUid = Binder.getCallingUid(); 3892 if (getInstantAppPackageName(callingUid) != null) { 3893 throw new SecurityException("Instant applications don't have access to this method"); 3894 } 3895 final boolean userKeyUnlocked = StorageManager.isUserKeyUnlocked(userId); 3896 synchronized (mPackages) { 3897 final PackageSetting ps = mSettings.mPackages.get(packageName); 3898 if (ps == null || filterAppAccessLPr(ps, callingUid, userId)) { 3899 throw new SecurityException("Package " + packageName + " was not found!"); 3900 } 3901 3902 if (!ps.getInstalled(userId)) { 3903 throw new SecurityException( 3904 "Package " + packageName + " was not installed for user " + userId + "!"); 3905 } 3906 3907 if (mSafeMode && !ps.isSystem()) { 3908 throw new SecurityException("Package " + packageName + " not a system app!"); 3909 } 3910 3911 if (mFrozenPackages.contains(packageName)) { 3912 throw new SecurityException("Package " + packageName + " is currently frozen!"); 3913 } 3914 3915 if (!userKeyUnlocked && !ps.pkg.applicationInfo.isEncryptionAware()) { 3916 throw new SecurityException("Package " + packageName + " is not encryption aware!"); 3917 } 3918 } 3919 } 3920 3921 @Override 3922 public boolean isPackageAvailable(String packageName, int userId) { 3923 if (!sUserManager.exists(userId)) return false; 3924 final int callingUid = Binder.getCallingUid(); 3925 mPermissionManager.enforceCrossUserPermission(callingUid, userId, 3926 false /*requireFullPermission*/, false /*checkShell*/, "is package available"); 3927 synchronized (mPackages) { 3928 PackageParser.Package p = mPackages.get(packageName); 3929 if (p != null) { 3930 final PackageSetting ps = (PackageSetting) p.mExtras; 3931 if (filterAppAccessLPr(ps, callingUid, userId)) { 3932 return false; 3933 } 3934 if (ps != null) { 3935 final PackageUserState state = ps.readUserState(userId); 3936 if (state != null) { 3937 return PackageParser.isAvailable(state); 3938 } 3939 } 3940 } 3941 } 3942 return false; 3943 } 3944 3945 @Override 3946 public PackageInfo getPackageInfo(String packageName, int flags, int userId) { 3947 return getPackageInfoInternal(packageName, PackageManager.VERSION_CODE_HIGHEST, 3948 flags, Binder.getCallingUid(), userId); 3949 } 3950 3951 @Override 3952 public PackageInfo getPackageInfoVersioned(VersionedPackage versionedPackage, 3953 int flags, int userId) { 3954 return getPackageInfoInternal(versionedPackage.getPackageName(), 3955 versionedPackage.getLongVersionCode(), flags, Binder.getCallingUid(), userId); 3956 } 3957 3958 /** 3959 * Important: The provided filterCallingUid is used exclusively to filter out packages 3960 * that can be seen based on user state. It's typically the original caller uid prior 3961 * to clearing. Because it can only be provided by trusted code, it's value can be 3962 * trusted and will be used as-is; unlike userId which will be validated by this method. 3963 */ 3964 private PackageInfo getPackageInfoInternal(String packageName, long versionCode, 3965 int flags, int filterCallingUid, int userId) { 3966 if (!sUserManager.exists(userId)) return null; 3967 flags = updateFlagsForPackage(flags, userId, packageName); 3968 mPermissionManager.enforceCrossUserPermission(Binder.getCallingUid(), userId, 3969 false /* requireFullPermission */, false /* checkShell */, "get package info"); 3970 3971 // reader 3972 synchronized (mPackages) { 3973 // Normalize package name to handle renamed packages and static libs 3974 packageName = resolveInternalPackageNameLPr(packageName, versionCode); 3975 3976 final boolean matchFactoryOnly = (flags & MATCH_FACTORY_ONLY) != 0; 3977 if (matchFactoryOnly) { 3978 final PackageSetting ps = mSettings.getDisabledSystemPkgLPr(packageName); 3979 if (ps != null) { 3980 if (filterSharedLibPackageLPr(ps, filterCallingUid, userId, flags)) { 3981 return null; 3982 } 3983 if (filterAppAccessLPr(ps, filterCallingUid, userId)) { 3984 return null; 3985 } 3986 return generatePackageInfo(ps, flags, userId); 3987 } 3988 } 3989 3990 PackageParser.Package p = mPackages.get(packageName); 3991 if (matchFactoryOnly && p != null && !isSystemApp(p)) { 3992 return null; 3993 } 3994 if (DEBUG_PACKAGE_INFO) 3995 Log.v(TAG, "getPackageInfo " + packageName + ": " + p); 3996 if (p != null) { 3997 final PackageSetting ps = (PackageSetting) p.mExtras; 3998 if (filterSharedLibPackageLPr(ps, filterCallingUid, userId, flags)) { 3999 return null; 4000 } 4001 if (ps != null && filterAppAccessLPr(ps, filterCallingUid, userId)) { 4002 return null; 4003 } 4004 return generatePackageInfo((PackageSetting)p.mExtras, flags, userId); 4005 } 4006 if (!matchFactoryOnly && (flags & MATCH_KNOWN_PACKAGES) != 0) { 4007 final PackageSetting ps = mSettings.mPackages.get(packageName); 4008 if (ps == null) return null; 4009 if (filterSharedLibPackageLPr(ps, filterCallingUid, userId, flags)) { 4010 return null; 4011 } 4012 if (filterAppAccessLPr(ps, filterCallingUid, userId)) { 4013 return null; 4014 } 4015 return generatePackageInfo(ps, flags, userId); 4016 } 4017 } 4018 return null; 4019 } 4020 4021 private boolean isComponentVisibleToInstantApp(@Nullable ComponentName component) { 4022 if (isComponentVisibleToInstantApp(component, TYPE_ACTIVITY)) { 4023 return true; 4024 } 4025 if (isComponentVisibleToInstantApp(component, TYPE_SERVICE)) { 4026 return true; 4027 } 4028 if (isComponentVisibleToInstantApp(component, TYPE_PROVIDER)) { 4029 return true; 4030 } 4031 return false; 4032 } 4033 4034 private boolean isComponentVisibleToInstantApp( 4035 @Nullable ComponentName component, @ComponentType int type) { 4036 if (type == TYPE_ACTIVITY) { 4037 final PackageParser.Activity activity = mActivities.mActivities.get(component); 4038 return activity != null 4039 ? (activity.info.flags & ActivityInfo.FLAG_VISIBLE_TO_INSTANT_APP) != 0 4040 : false; 4041 } else if (type == TYPE_RECEIVER) { 4042 final PackageParser.Activity activity = mReceivers.mActivities.get(component); 4043 return activity != null 4044 ? (activity.info.flags & ActivityInfo.FLAG_VISIBLE_TO_INSTANT_APP) != 0 4045 : false; 4046 } else if (type == TYPE_SERVICE) { 4047 final PackageParser.Service service = mServices.mServices.get(component); 4048 return service != null 4049 ? (service.info.flags & ServiceInfo.FLAG_VISIBLE_TO_INSTANT_APP) != 0 4050 : false; 4051 } else if (type == TYPE_PROVIDER) { 4052 final PackageParser.Provider provider = mProviders.mProviders.get(component); 4053 return provider != null 4054 ? (provider.info.flags & ProviderInfo.FLAG_VISIBLE_TO_INSTANT_APP) != 0 4055 : false; 4056 } else if (type == TYPE_UNKNOWN) { 4057 return isComponentVisibleToInstantApp(component); 4058 } 4059 return false; 4060 } 4061 4062 /** 4063 * Returns whether or not access to the application should be filtered. 4064 * <p> 4065 * Access may be limited based upon whether the calling or target applications 4066 * are instant applications. 4067 * 4068 * @see #canAccessInstantApps(int) 4069 */ 4070 private boolean filterAppAccessLPr(@Nullable PackageSetting ps, int callingUid, 4071 @Nullable ComponentName component, @ComponentType int componentType, int userId) { 4072 // if we're in an isolated process, get the real calling UID 4073 if (Process.isIsolated(callingUid)) { 4074 callingUid = mIsolatedOwners.get(callingUid); 4075 } 4076 final String instantAppPkgName = getInstantAppPackageName(callingUid); 4077 final boolean callerIsInstantApp = instantAppPkgName != null; 4078 if (ps == null) { 4079 if (callerIsInstantApp) { 4080 // pretend the application exists, but, needs to be filtered 4081 return true; 4082 } 4083 return false; 4084 } 4085 // if the target and caller are the same application, don't filter 4086 if (isCallerSameApp(ps.name, callingUid)) { 4087 return false; 4088 } 4089 if (callerIsInstantApp) { 4090 // request for a specific component; if it hasn't been explicitly exposed, filter 4091 if (component != null) { 4092 return !isComponentVisibleToInstantApp(component, componentType); 4093 } 4094 // request for application; if no components have been explicitly exposed, filter 4095 return ps.getInstantApp(userId) || !ps.pkg.visibleToInstantApps; 4096 } 4097 if (ps.getInstantApp(userId)) { 4098 // caller can see all components of all instant applications, don't filter 4099 if (canViewInstantApps(callingUid, userId)) { 4100 return false; 4101 } 4102 // request for a specific instant application component, filter 4103 if (component != null) { 4104 return true; 4105 } 4106 // request for an instant application; if the caller hasn't been granted access, filter 4107 return !mInstantAppRegistry.isInstantAccessGranted( 4108 userId, UserHandle.getAppId(callingUid), ps.appId); 4109 } 4110 return false; 4111 } 4112 4113 /** 4114 * @see #filterAppAccessLPr(PackageSetting, int, ComponentName, boolean, int) 4115 */ 4116 private boolean filterAppAccessLPr(@Nullable PackageSetting ps, int callingUid, int userId) { 4117 return filterAppAccessLPr(ps, callingUid, null, TYPE_UNKNOWN, userId); 4118 } 4119 4120 private boolean filterSharedLibPackageLPr(@Nullable PackageSetting ps, int uid, int userId, 4121 int flags) { 4122 // Callers can access only the libs they depend on, otherwise they need to explicitly 4123 // ask for the shared libraries given the caller is allowed to access all static libs. 4124 if ((flags & PackageManager.MATCH_STATIC_SHARED_LIBRARIES) != 0) { 4125 // System/shell/root get to see all static libs 4126 final int appId = UserHandle.getAppId(uid); 4127 if (appId == Process.SYSTEM_UID || appId == Process.SHELL_UID 4128 || appId == Process.ROOT_UID) { 4129 return false; 4130 } 4131 } 4132 4133 // No package means no static lib as it is always on internal storage 4134 if (ps == null || ps.pkg == null || !ps.pkg.applicationInfo.isStaticSharedLibrary()) { 4135 return false; 4136 } 4137 4138 final SharedLibraryEntry libEntry = getSharedLibraryEntryLPr(ps.pkg.staticSharedLibName, 4139 ps.pkg.staticSharedLibVersion); 4140 if (libEntry == null) { 4141 return false; 4142 } 4143 4144 final int resolvedUid = UserHandle.getUid(userId, UserHandle.getAppId(uid)); 4145 final String[] uidPackageNames = getPackagesForUid(resolvedUid); 4146 if (uidPackageNames == null) { 4147 return true; 4148 } 4149 4150 for (String uidPackageName : uidPackageNames) { 4151 if (ps.name.equals(uidPackageName)) { 4152 return false; 4153 } 4154 PackageSetting uidPs = mSettings.getPackageLPr(uidPackageName); 4155 if (uidPs != null) { 4156 final int index = ArrayUtils.indexOf(uidPs.usesStaticLibraries, 4157 libEntry.info.getName()); 4158 if (index < 0) { 4159 continue; 4160 } 4161 if (uidPs.pkg.usesStaticLibrariesVersions[index] == libEntry.info.getLongVersion()) { 4162 return false; 4163 } 4164 } 4165 } 4166 return true; 4167 } 4168 4169 @Override 4170 public String[] currentToCanonicalPackageNames(String[] names) { 4171 final int callingUid = Binder.getCallingUid(); 4172 if (getInstantAppPackageName(callingUid) != null) { 4173 return names; 4174 } 4175 final String[] out = new String[names.length]; 4176 // reader 4177 synchronized (mPackages) { 4178 final int callingUserId = UserHandle.getUserId(callingUid); 4179 final boolean canViewInstantApps = canViewInstantApps(callingUid, callingUserId); 4180 for (int i=names.length-1; i>=0; i--) { 4181 final PackageSetting ps = mSettings.mPackages.get(names[i]); 4182 boolean translateName = false; 4183 if (ps != null && ps.realName != null) { 4184 final boolean targetIsInstantApp = ps.getInstantApp(callingUserId); 4185 translateName = !targetIsInstantApp 4186 || canViewInstantApps 4187 || mInstantAppRegistry.isInstantAccessGranted(callingUserId, 4188 UserHandle.getAppId(callingUid), ps.appId); 4189 } 4190 out[i] = translateName ? ps.realName : names[i]; 4191 } 4192 } 4193 return out; 4194 } 4195 4196 @Override 4197 public String[] canonicalToCurrentPackageNames(String[] names) { 4198 final int callingUid = Binder.getCallingUid(); 4199 if (getInstantAppPackageName(callingUid) != null) { 4200 return names; 4201 } 4202 final String[] out = new String[names.length]; 4203 // reader 4204 synchronized (mPackages) { 4205 final int callingUserId = UserHandle.getUserId(callingUid); 4206 final boolean canViewInstantApps = canViewInstantApps(callingUid, callingUserId); 4207 for (int i=names.length-1; i>=0; i--) { 4208 final String cur = mSettings.getRenamedPackageLPr(names[i]); 4209 boolean translateName = false; 4210 if (cur != null) { 4211 final PackageSetting ps = mSettings.mPackages.get(names[i]); 4212 final boolean targetIsInstantApp = 4213 ps != null && ps.getInstantApp(callingUserId); 4214 translateName = !targetIsInstantApp 4215 || canViewInstantApps 4216 || mInstantAppRegistry.isInstantAccessGranted(callingUserId, 4217 UserHandle.getAppId(callingUid), ps.appId); 4218 } 4219 out[i] = translateName ? cur : names[i]; 4220 } 4221 } 4222 return out; 4223 } 4224 4225 @Override 4226 public int getPackageUid(String packageName, int flags, int userId) { 4227 if (!sUserManager.exists(userId)) return -1; 4228 final int callingUid = Binder.getCallingUid(); 4229 flags = updateFlagsForPackage(flags, userId, packageName); 4230 mPermissionManager.enforceCrossUserPermission(callingUid, userId, 4231 false /*requireFullPermission*/, false /*checkShell*/, "getPackageUid"); 4232 4233 // reader 4234 synchronized (mPackages) { 4235 final PackageParser.Package p = mPackages.get(packageName); 4236 if (p != null && p.isMatch(flags)) { 4237 PackageSetting ps = (PackageSetting) p.mExtras; 4238 if (filterAppAccessLPr(ps, callingUid, userId)) { 4239 return -1; 4240 } 4241 return UserHandle.getUid(userId, p.applicationInfo.uid); 4242 } 4243 if ((flags & MATCH_KNOWN_PACKAGES) != 0) { 4244 final PackageSetting ps = mSettings.mPackages.get(packageName); 4245 if (ps != null && ps.isMatch(flags) 4246 && !filterAppAccessLPr(ps, callingUid, userId)) { 4247 return UserHandle.getUid(userId, ps.appId); 4248 } 4249 } 4250 } 4251 4252 return -1; 4253 } 4254 4255 @Override 4256 public int[] getPackageGids(String packageName, int flags, int userId) { 4257 if (!sUserManager.exists(userId)) return null; 4258 final int callingUid = Binder.getCallingUid(); 4259 flags = updateFlagsForPackage(flags, userId, packageName); 4260 mPermissionManager.enforceCrossUserPermission(callingUid, userId, 4261 false /*requireFullPermission*/, false /*checkShell*/, "getPackageGids"); 4262 4263 // reader 4264 synchronized (mPackages) { 4265 final PackageParser.Package p = mPackages.get(packageName); 4266 if (p != null && p.isMatch(flags)) { 4267 PackageSetting ps = (PackageSetting) p.mExtras; 4268 if (filterAppAccessLPr(ps, callingUid, userId)) { 4269 return null; 4270 } 4271 // TODO: Shouldn't this be checking for package installed state for userId and 4272 // return null? 4273 return ps.getPermissionsState().computeGids(userId); 4274 } 4275 if ((flags & MATCH_KNOWN_PACKAGES) != 0) { 4276 final PackageSetting ps = mSettings.mPackages.get(packageName); 4277 if (ps != null && ps.isMatch(flags) 4278 && !filterAppAccessLPr(ps, callingUid, userId)) { 4279 return ps.getPermissionsState().computeGids(userId); 4280 } 4281 } 4282 } 4283 4284 return null; 4285 } 4286 4287 @Override 4288 public PermissionInfo getPermissionInfo(String name, String packageName, int flags) { 4289 return mPermissionManager.getPermissionInfo(name, packageName, flags, getCallingUid()); 4290 } 4291 4292 @Override 4293 public @Nullable ParceledListSlice<PermissionInfo> queryPermissionsByGroup(String groupName, 4294 int flags) { 4295 final List<PermissionInfo> permissionList = 4296 mPermissionManager.getPermissionInfoByGroup(groupName, flags, getCallingUid()); 4297 return (permissionList == null) ? null : new ParceledListSlice<>(permissionList); 4298 } 4299 4300 @Override 4301 public PermissionGroupInfo getPermissionGroupInfo(String groupName, int flags) { 4302 return mPermissionManager.getPermissionGroupInfo(groupName, flags, getCallingUid()); 4303 } 4304 4305 @Override 4306 public @NonNull ParceledListSlice<PermissionGroupInfo> getAllPermissionGroups(int flags) { 4307 final List<PermissionGroupInfo> permissionList = 4308 mPermissionManager.getAllPermissionGroups(flags, getCallingUid()); 4309 return (permissionList == null) 4310 ? ParceledListSlice.emptyList() : new ParceledListSlice<>(permissionList); 4311 } 4312 4313 private ApplicationInfo generateApplicationInfoFromSettingsLPw(String packageName, int flags, 4314 int filterCallingUid, int userId) { 4315 if (!sUserManager.exists(userId)) return null; 4316 PackageSetting ps = mSettings.mPackages.get(packageName); 4317 if (ps != null) { 4318 if (filterSharedLibPackageLPr(ps, filterCallingUid, userId, flags)) { 4319 return null; 4320 } 4321 if (filterAppAccessLPr(ps, filterCallingUid, userId)) { 4322 return null; 4323 } 4324 if (ps.pkg == null) { 4325 final PackageInfo pInfo = generatePackageInfo(ps, flags, userId); 4326 if (pInfo != null) { 4327 return pInfo.applicationInfo; 4328 } 4329 return null; 4330 } 4331 ApplicationInfo ai = PackageParser.generateApplicationInfo(ps.pkg, flags, 4332 ps.readUserState(userId), userId); 4333 if (ai != null) { 4334 ai.packageName = resolveExternalPackageNameLPr(ps.pkg); 4335 } 4336 return ai; 4337 } 4338 return null; 4339 } 4340 4341 @Override 4342 public ApplicationInfo getApplicationInfo(String packageName, int flags, int userId) { 4343 return getApplicationInfoInternal(packageName, flags, Binder.getCallingUid(), userId); 4344 } 4345 4346 /** 4347 * Important: The provided filterCallingUid is used exclusively to filter out applications 4348 * that can be seen based on user state. It's typically the original caller uid prior 4349 * to clearing. Because it can only be provided by trusted code, it's value can be 4350 * trusted and will be used as-is; unlike userId which will be validated by this method. 4351 */ 4352 private ApplicationInfo getApplicationInfoInternal(String packageName, int flags, 4353 int filterCallingUid, int userId) { 4354 if (!sUserManager.exists(userId)) return null; 4355 flags = updateFlagsForApplication(flags, userId, packageName); 4356 mPermissionManager.enforceCrossUserPermission(Binder.getCallingUid(), userId, 4357 false /* requireFullPermission */, false /* checkShell */, "get application info"); 4358 4359 // writer 4360 synchronized (mPackages) { 4361 // Normalize package name to handle renamed packages and static libs 4362 packageName = resolveInternalPackageNameLPr(packageName, 4363 PackageManager.VERSION_CODE_HIGHEST); 4364 4365 PackageParser.Package p = mPackages.get(packageName); 4366 if (DEBUG_PACKAGE_INFO) Log.v( 4367 TAG, "getApplicationInfo " + packageName 4368 + ": " + p); 4369 if (p != null) { 4370 PackageSetting ps = mSettings.mPackages.get(packageName); 4371 if (ps == null) return null; 4372 if (filterSharedLibPackageLPr(ps, filterCallingUid, userId, flags)) { 4373 return null; 4374 } 4375 if (filterAppAccessLPr(ps, filterCallingUid, userId)) { 4376 return null; 4377 } 4378 // Note: isEnabledLP() does not apply here - always return info 4379 ApplicationInfo ai = PackageParser.generateApplicationInfo( 4380 p, flags, ps.readUserState(userId), userId); 4381 if (ai != null) { 4382 ai.packageName = resolveExternalPackageNameLPr(p); 4383 } 4384 return ai; 4385 } 4386 if ("android".equals(packageName)||"system".equals(packageName)) { 4387 return mAndroidApplication; 4388 } 4389 if ((flags & MATCH_KNOWN_PACKAGES) != 0) { 4390 // Already generates the external package name 4391 return generateApplicationInfoFromSettingsLPw(packageName, 4392 flags, filterCallingUid, userId); 4393 } 4394 } 4395 return null; 4396 } 4397 4398 private String normalizePackageNameLPr(String packageName) { 4399 String normalizedPackageName = mSettings.getRenamedPackageLPr(packageName); 4400 return normalizedPackageName != null ? normalizedPackageName : packageName; 4401 } 4402 4403 @Override 4404 public void deletePreloadsFileCache() { 4405 if (!UserHandle.isSameApp(Binder.getCallingUid(), Process.SYSTEM_UID)) { 4406 throw new SecurityException("Only system or settings may call deletePreloadsFileCache"); 4407 } 4408 File dir = Environment.getDataPreloadsFileCacheDirectory(); 4409 Slog.i(TAG, "Deleting preloaded file cache " + dir); 4410 FileUtils.deleteContents(dir); 4411 } 4412 4413 @Override 4414 public void freeStorageAndNotify(final String volumeUuid, final long freeStorageSize, 4415 final int storageFlags, final IPackageDataObserver observer) { 4416 mContext.enforceCallingOrSelfPermission( 4417 android.Manifest.permission.CLEAR_APP_CACHE, null); 4418 mHandler.post(() -> { 4419 boolean success = false; 4420 try { 4421 freeStorage(volumeUuid, freeStorageSize, storageFlags); 4422 success = true; 4423 } catch (IOException e) { 4424 Slog.w(TAG, e); 4425 } 4426 if (observer != null) { 4427 try { 4428 observer.onRemoveCompleted(null, success); 4429 } catch (RemoteException e) { 4430 Slog.w(TAG, e); 4431 } 4432 } 4433 }); 4434 } 4435 4436 @Override 4437 public void freeStorage(final String volumeUuid, final long freeStorageSize, 4438 final int storageFlags, final IntentSender pi) { 4439 mContext.enforceCallingOrSelfPermission( 4440 android.Manifest.permission.CLEAR_APP_CACHE, TAG); 4441 mHandler.post(() -> { 4442 boolean success = false; 4443 try { 4444 freeStorage(volumeUuid, freeStorageSize, storageFlags); 4445 success = true; 4446 } catch (IOException e) { 4447 Slog.w(TAG, e); 4448 } 4449 if (pi != null) { 4450 try { 4451 pi.sendIntent(null, success ? 1 : 0, null, null, null); 4452 } catch (SendIntentException e) { 4453 Slog.w(TAG, e); 4454 } 4455 } 4456 }); 4457 } 4458 4459 /** 4460 * Blocking call to clear various types of cached data across the system 4461 * until the requested bytes are available. 4462 */ 4463 public void freeStorage(String volumeUuid, long bytes, int storageFlags) throws IOException { 4464 final StorageManager storage = mContext.getSystemService(StorageManager.class); 4465 final File file = storage.findPathForUuid(volumeUuid); 4466 if (file.getUsableSpace() >= bytes) return; 4467 4468 if (ENABLE_FREE_CACHE_V2) { 4469 final boolean internalVolume = Objects.equals(StorageManager.UUID_PRIVATE_INTERNAL, 4470 volumeUuid); 4471 final boolean aggressive = (storageFlags 4472 & StorageManager.FLAG_ALLOCATE_AGGRESSIVE) != 0; 4473 final long reservedBytes = storage.getStorageCacheBytes(file, storageFlags); 4474 4475 // 1. Pre-flight to determine if we have any chance to succeed 4476 // 2. Consider preloaded data (after 1w honeymoon, unless aggressive) 4477 if (internalVolume && (aggressive || SystemProperties 4478 .getBoolean("persist.sys.preloads.file_cache_expired", false))) { 4479 deletePreloadsFileCache(); 4480 if (file.getUsableSpace() >= bytes) return; 4481 } 4482 4483 // 3. Consider parsed APK data (aggressive only) 4484 if (internalVolume && aggressive) { 4485 FileUtils.deleteContents(mCacheDir); 4486 if (file.getUsableSpace() >= bytes) return; 4487 } 4488 4489 // 4. Consider cached app data (above quotas) 4490 try { 4491 mInstaller.freeCache(volumeUuid, bytes, reservedBytes, 4492 Installer.FLAG_FREE_CACHE_V2); 4493 } catch (InstallerException ignored) { 4494 } 4495 if (file.getUsableSpace() >= bytes) return; 4496 4497 // 5. Consider shared libraries with refcount=0 and age>min cache period 4498 if (internalVolume && pruneUnusedStaticSharedLibraries(bytes, 4499 android.provider.Settings.Global.getLong(mContext.getContentResolver(), 4500 Global.UNUSED_STATIC_SHARED_LIB_MIN_CACHE_PERIOD, 4501 DEFAULT_UNUSED_STATIC_SHARED_LIB_MIN_CACHE_PERIOD))) { 4502 return; 4503 } 4504 4505 // 6. Consider dexopt output (aggressive only) 4506 // TODO: Implement 4507 4508 // 7. Consider installed instant apps unused longer than min cache period 4509 if (internalVolume && mInstantAppRegistry.pruneInstalledInstantApps(bytes, 4510 android.provider.Settings.Global.getLong(mContext.getContentResolver(), 4511 Global.INSTALLED_INSTANT_APP_MIN_CACHE_PERIOD, 4512 InstantAppRegistry.DEFAULT_INSTALLED_INSTANT_APP_MIN_CACHE_PERIOD))) { 4513 return; 4514 } 4515 4516 // 8. Consider cached app data (below quotas) 4517 try { 4518 mInstaller.freeCache(volumeUuid, bytes, reservedBytes, 4519 Installer.FLAG_FREE_CACHE_V2 | Installer.FLAG_FREE_CACHE_V2_DEFY_QUOTA); 4520 } catch (InstallerException ignored) { 4521 } 4522 if (file.getUsableSpace() >= bytes) return; 4523 4524 // 9. Consider DropBox entries 4525 // TODO: Implement 4526 4527 // 10. Consider instant meta-data (uninstalled apps) older that min cache period 4528 if (internalVolume && mInstantAppRegistry.pruneUninstalledInstantApps(bytes, 4529 android.provider.Settings.Global.getLong(mContext.getContentResolver(), 4530 Global.UNINSTALLED_INSTANT_APP_MIN_CACHE_PERIOD, 4531 InstantAppRegistry.DEFAULT_UNINSTALLED_INSTANT_APP_MIN_CACHE_PERIOD))) { 4532 return; 4533 } 4534 } else { 4535 try { 4536 mInstaller.freeCache(volumeUuid, bytes, 0, 0); 4537 } catch (InstallerException ignored) { 4538 } 4539 if (file.getUsableSpace() >= bytes) return; 4540 } 4541 4542 throw new IOException("Failed to free " + bytes + " on storage device at " + file); 4543 } 4544 4545 private boolean pruneUnusedStaticSharedLibraries(long neededSpace, long maxCachePeriod) 4546 throws IOException { 4547 final StorageManager storage = mContext.getSystemService(StorageManager.class); 4548 final File volume = storage.findPathForUuid(StorageManager.UUID_PRIVATE_INTERNAL); 4549 4550 List<VersionedPackage> packagesToDelete = null; 4551 final long now = System.currentTimeMillis(); 4552 4553 synchronized (mPackages) { 4554 final int[] allUsers = sUserManager.getUserIds(); 4555 final int libCount = mSharedLibraries.size(); 4556 for (int i = 0; i < libCount; i++) { 4557 final LongSparseArray<SharedLibraryEntry> versionedLib 4558 = mSharedLibraries.valueAt(i); 4559 if (versionedLib == null) { 4560 continue; 4561 } 4562 final int versionCount = versionedLib.size(); 4563 for (int j = 0; j < versionCount; j++) { 4564 SharedLibraryInfo libInfo = versionedLib.valueAt(j).info; 4565 // Skip packages that are not static shared libs. 4566 if (!libInfo.isStatic()) { 4567 break; 4568 } 4569 // Important: We skip static shared libs used for some user since 4570 // in such a case we need to keep the APK on the device. The check for 4571 // a lib being used for any user is performed by the uninstall call. 4572 final VersionedPackage declaringPackage = libInfo.getDeclaringPackage(); 4573 // Resolve the package name - we use synthetic package names internally 4574 final String internalPackageName = resolveInternalPackageNameLPr( 4575 declaringPackage.getPackageName(), 4576 declaringPackage.getLongVersionCode()); 4577 final PackageSetting ps = mSettings.getPackageLPr(internalPackageName); 4578 // Skip unused static shared libs cached less than the min period 4579 // to prevent pruning a lib needed by a subsequently installed package. 4580 if (ps == null || now - ps.lastUpdateTime < maxCachePeriod) { 4581 continue; 4582 } 4583 if (packagesToDelete == null) { 4584 packagesToDelete = new ArrayList<>(); 4585 } 4586 packagesToDelete.add(new VersionedPackage(internalPackageName, 4587 declaringPackage.getLongVersionCode())); 4588 } 4589 } 4590 } 4591 4592 if (packagesToDelete != null) { 4593 final int packageCount = packagesToDelete.size(); 4594 for (int i = 0; i < packageCount; i++) { 4595 final VersionedPackage pkgToDelete = packagesToDelete.get(i); 4596 // Delete the package synchronously (will fail of the lib used for any user). 4597 if (deletePackageX(pkgToDelete.getPackageName(), pkgToDelete.getLongVersionCode(), 4598 UserHandle.USER_SYSTEM, PackageManager.DELETE_ALL_USERS) 4599 == PackageManager.DELETE_SUCCEEDED) { 4600 if (volume.getUsableSpace() >= neededSpace) { 4601 return true; 4602 } 4603 } 4604 } 4605 } 4606 4607 return false; 4608 } 4609 4610 /** 4611 * Update given flags based on encryption status of current user. 4612 */ 4613 private int updateFlags(int flags, int userId) { 4614 if ((flags & (PackageManager.MATCH_DIRECT_BOOT_UNAWARE 4615 | PackageManager.MATCH_DIRECT_BOOT_AWARE)) != 0) { 4616 // Caller expressed an explicit opinion about what encryption 4617 // aware/unaware components they want to see, so fall through and 4618 // give them what they want 4619 } else { 4620 // Caller expressed no opinion, so match based on user state 4621 if (getUserManagerInternal().isUserUnlockingOrUnlocked(userId)) { 4622 flags |= PackageManager.MATCH_DIRECT_BOOT_AWARE | MATCH_DIRECT_BOOT_UNAWARE; 4623 } else { 4624 flags |= PackageManager.MATCH_DIRECT_BOOT_AWARE; 4625 } 4626 } 4627 return flags; 4628 } 4629 4630 private UserManagerInternal getUserManagerInternal() { 4631 if (mUserManagerInternal == null) { 4632 mUserManagerInternal = LocalServices.getService(UserManagerInternal.class); 4633 } 4634 return mUserManagerInternal; 4635 } 4636 4637 private ActivityManagerInternal getActivityManagerInternal() { 4638 if (mActivityManagerInternal == null) { 4639 mActivityManagerInternal = LocalServices.getService(ActivityManagerInternal.class); 4640 } 4641 return mActivityManagerInternal; 4642 } 4643 4644 4645 private DeviceIdleController.LocalService getDeviceIdleController() { 4646 if (mDeviceIdleController == null) { 4647 mDeviceIdleController = 4648 LocalServices.getService(DeviceIdleController.LocalService.class); 4649 } 4650 return mDeviceIdleController; 4651 } 4652 4653 /** 4654 * Update given flags when being used to request {@link PackageInfo}. 4655 */ 4656 private int updateFlagsForPackage(int flags, int userId, Object cookie) { 4657 final boolean isCallerSystemUser = UserHandle.getCallingUserId() == UserHandle.USER_SYSTEM; 4658 boolean triaged = true; 4659 if ((flags & (PackageManager.GET_ACTIVITIES | PackageManager.GET_RECEIVERS 4660 | PackageManager.GET_SERVICES | PackageManager.GET_PROVIDERS)) != 0) { 4661 // Caller is asking for component details, so they'd better be 4662 // asking for specific encryption matching behavior, or be triaged 4663 if ((flags & (PackageManager.MATCH_DIRECT_BOOT_UNAWARE 4664 | PackageManager.MATCH_DIRECT_BOOT_AWARE 4665 | PackageManager.MATCH_DEBUG_TRIAGED_MISSING)) == 0) { 4666 triaged = false; 4667 } 4668 } 4669 if ((flags & (PackageManager.MATCH_UNINSTALLED_PACKAGES 4670 | PackageManager.MATCH_SYSTEM_ONLY 4671 | PackageManager.MATCH_DEBUG_TRIAGED_MISSING)) == 0) { 4672 triaged = false; 4673 } 4674 if ((flags & PackageManager.MATCH_ANY_USER) != 0) { 4675 mPermissionManager.enforceCrossUserPermission( 4676 Binder.getCallingUid(), userId, false, false, 4677 "MATCH_ANY_USER flag requires INTERACT_ACROSS_USERS permission at " 4678 + Debug.getCallers(5)); 4679 } else if ((flags & PackageManager.MATCH_UNINSTALLED_PACKAGES) != 0 && isCallerSystemUser 4680 && sUserManager.hasManagedProfile(UserHandle.USER_SYSTEM)) { 4681 // If the caller wants all packages and has a restricted profile associated with it, 4682 // then match all users. This is to make sure that launchers that need to access work 4683 // profile apps don't start breaking. TODO: Remove this hack when launchers stop using 4684 // MATCH_UNINSTALLED_PACKAGES to query apps in other profiles. b/31000380 4685 flags |= PackageManager.MATCH_ANY_USER; 4686 } 4687 if (DEBUG_TRIAGED_MISSING && (Binder.getCallingUid() == Process.SYSTEM_UID) && !triaged) { 4688 Log.w(TAG, "Caller hasn't been triaged for missing apps; they asked about " + cookie 4689 + " with flags 0x" + Integer.toHexString(flags), new Throwable()); 4690 } 4691 return updateFlags(flags, userId); 4692 } 4693 4694 /** 4695 * Update given flags when being used to request {@link ApplicationInfo}. 4696 */ 4697 private int updateFlagsForApplication(int flags, int userId, Object cookie) { 4698 return updateFlagsForPackage(flags, userId, cookie); 4699 } 4700 4701 /** 4702 * Update given flags when being used to request {@link ComponentInfo}. 4703 */ 4704 private int updateFlagsForComponent(int flags, int userId, Object cookie) { 4705 if (cookie instanceof Intent) { 4706 if ((((Intent) cookie).getFlags() & Intent.FLAG_DEBUG_TRIAGED_MISSING) != 0) { 4707 flags |= PackageManager.MATCH_DEBUG_TRIAGED_MISSING; 4708 } 4709 } 4710 4711 boolean triaged = true; 4712 // Caller is asking for component details, so they'd better be 4713 // asking for specific encryption matching behavior, or be triaged 4714 if ((flags & (PackageManager.MATCH_DIRECT_BOOT_UNAWARE 4715 | PackageManager.MATCH_DIRECT_BOOT_AWARE 4716 | PackageManager.MATCH_DEBUG_TRIAGED_MISSING)) == 0) { 4717 triaged = false; 4718 } 4719 if (DEBUG_TRIAGED_MISSING && (Binder.getCallingUid() == Process.SYSTEM_UID) && !triaged) { 4720 Log.w(TAG, "Caller hasn't been triaged for missing apps; they asked about " + cookie 4721 + " with flags 0x" + Integer.toHexString(flags), new Throwable()); 4722 } 4723 4724 return updateFlags(flags, userId); 4725 } 4726 4727 /** 4728 * Update given intent when being used to request {@link ResolveInfo}. 4729 */ 4730 private Intent updateIntentForResolve(Intent intent) { 4731 if (intent.getSelector() != null) { 4732 intent = intent.getSelector(); 4733 } 4734 if (DEBUG_PREFERRED) { 4735 intent.addFlags(Intent.FLAG_DEBUG_LOG_RESOLUTION); 4736 } 4737 return intent; 4738 } 4739 4740 /** 4741 * Update given flags when being used to request {@link ResolveInfo}. 4742 * <p>Instant apps are resolved specially, depending upon context. Minimally, 4743 * {@code}flags{@code} must have the {@link PackageManager#MATCH_INSTANT} 4744 * flag set. However, this flag is only honoured in three circumstances: 4745 * <ul> 4746 * <li>when called from a system process</li> 4747 * <li>when the caller holds the permission {@code android.permission.ACCESS_INSTANT_APPS}</li> 4748 * <li>when resolution occurs to start an activity with a {@code android.intent.action.VIEW} 4749 * action and a {@code android.intent.category.BROWSABLE} category</li> 4750 * </ul> 4751 */ 4752 int updateFlagsForResolve(int flags, int userId, Intent intent, int callingUid) { 4753 return updateFlagsForResolve(flags, userId, intent, callingUid, 4754 false /*wantInstantApps*/, false /*onlyExposedExplicitly*/); 4755 } 4756 int updateFlagsForResolve(int flags, int userId, Intent intent, int callingUid, 4757 boolean wantInstantApps) { 4758 return updateFlagsForResolve(flags, userId, intent, callingUid, 4759 wantInstantApps, false /*onlyExposedExplicitly*/); 4760 } 4761 int updateFlagsForResolve(int flags, int userId, Intent intent, int callingUid, 4762 boolean wantInstantApps, boolean onlyExposedExplicitly) { 4763 // Safe mode means we shouldn't match any third-party components 4764 if (mSafeMode) { 4765 flags |= PackageManager.MATCH_SYSTEM_ONLY; 4766 } 4767 if (getInstantAppPackageName(callingUid) != null) { 4768 // But, ephemeral apps see both ephemeral and exposed, non-ephemeral components 4769 if (onlyExposedExplicitly) { 4770 flags |= PackageManager.MATCH_EXPLICITLY_VISIBLE_ONLY; 4771 } 4772 flags |= PackageManager.MATCH_VISIBLE_TO_INSTANT_APP_ONLY; 4773 flags |= PackageManager.MATCH_INSTANT; 4774 } else { 4775 final boolean wantMatchInstant = (flags & PackageManager.MATCH_INSTANT) != 0; 4776 final boolean allowMatchInstant = wantInstantApps 4777 || (wantMatchInstant && canViewInstantApps(callingUid, userId)); 4778 flags &= ~(PackageManager.MATCH_VISIBLE_TO_INSTANT_APP_ONLY 4779 | PackageManager.MATCH_EXPLICITLY_VISIBLE_ONLY); 4780 if (!allowMatchInstant) { 4781 flags &= ~PackageManager.MATCH_INSTANT; 4782 } 4783 } 4784 return updateFlagsForComponent(flags, userId, intent /*cookie*/); 4785 } 4786 4787 @Override 4788 public ActivityInfo getActivityInfo(ComponentName component, int flags, int userId) { 4789 return getActivityInfoInternal(component, flags, Binder.getCallingUid(), userId); 4790 } 4791 4792 /** 4793 * Important: The provided filterCallingUid is used exclusively to filter out activities 4794 * that can be seen based on user state. It's typically the original caller uid prior 4795 * to clearing. Because it can only be provided by trusted code, it's value can be 4796 * trusted and will be used as-is; unlike userId which will be validated by this method. 4797 */ 4798 private ActivityInfo getActivityInfoInternal(ComponentName component, int flags, 4799 int filterCallingUid, int userId) { 4800 if (!sUserManager.exists(userId)) return null; 4801 flags = updateFlagsForComponent(flags, userId, component); 4802 4803 if (!isRecentsAccessingChildProfiles(Binder.getCallingUid(), userId)) { 4804 mPermissionManager.enforceCrossUserPermission(Binder.getCallingUid(), userId, 4805 false /* requireFullPermission */, false /* checkShell */, "get activity info"); 4806 } 4807 4808 synchronized (mPackages) { 4809 PackageParser.Activity a = mActivities.mActivities.get(component); 4810 4811 if (DEBUG_PACKAGE_INFO) Log.v(TAG, "getActivityInfo " + component + ": " + a); 4812 if (a != null && mSettings.isEnabledAndMatchLPr(a.info, flags, userId)) { 4813 PackageSetting ps = mSettings.mPackages.get(component.getPackageName()); 4814 if (ps == null) return null; 4815 if (filterAppAccessLPr(ps, filterCallingUid, component, TYPE_ACTIVITY, userId)) { 4816 return null; 4817 } 4818 return PackageParser.generateActivityInfo( 4819 a, flags, ps.readUserState(userId), userId); 4820 } 4821 if (mResolveComponentName.equals(component)) { 4822 return PackageParser.generateActivityInfo( 4823 mResolveActivity, flags, new PackageUserState(), userId); 4824 } 4825 } 4826 return null; 4827 } 4828 4829 private boolean isRecentsAccessingChildProfiles(int callingUid, int targetUserId) { 4830 if (!getActivityManagerInternal().isCallerRecents(callingUid)) { 4831 return false; 4832 } 4833 final long token = Binder.clearCallingIdentity(); 4834 try { 4835 final int callingUserId = UserHandle.getUserId(callingUid); 4836 if (ActivityManager.getCurrentUser() != callingUserId) { 4837 return false; 4838 } 4839 return sUserManager.isSameProfileGroup(callingUserId, targetUserId); 4840 } finally { 4841 Binder.restoreCallingIdentity(token); 4842 } 4843 } 4844 4845 @Override 4846 public boolean activitySupportsIntent(ComponentName component, Intent intent, 4847 String resolvedType) { 4848 synchronized (mPackages) { 4849 if (component.equals(mResolveComponentName)) { 4850 // The resolver supports EVERYTHING! 4851 return true; 4852 } 4853 final int callingUid = Binder.getCallingUid(); 4854 final int callingUserId = UserHandle.getUserId(callingUid); 4855 PackageParser.Activity a = mActivities.mActivities.get(component); 4856 if (a == null) { 4857 return false; 4858 } 4859 PackageSetting ps = mSettings.mPackages.get(component.getPackageName()); 4860 if (ps == null) { 4861 return false; 4862 } 4863 if (filterAppAccessLPr(ps, callingUid, component, TYPE_ACTIVITY, callingUserId)) { 4864 return false; 4865 } 4866 for (int i=0; i<a.intents.size(); i++) { 4867 if (a.intents.get(i).match(intent.getAction(), resolvedType, intent.getScheme(), 4868 intent.getData(), intent.getCategories(), TAG) >= 0) { 4869 return true; 4870 } 4871 } 4872 return false; 4873 } 4874 } 4875 4876 @Override 4877 public ActivityInfo getReceiverInfo(ComponentName component, int flags, int userId) { 4878 if (!sUserManager.exists(userId)) return null; 4879 final int callingUid = Binder.getCallingUid(); 4880 flags = updateFlagsForComponent(flags, userId, component); 4881 mPermissionManager.enforceCrossUserPermission(callingUid, userId, 4882 false /* requireFullPermission */, false /* checkShell */, "get receiver info"); 4883 synchronized (mPackages) { 4884 PackageParser.Activity a = mReceivers.mActivities.get(component); 4885 if (DEBUG_PACKAGE_INFO) Log.v( 4886 TAG, "getReceiverInfo " + component + ": " + a); 4887 if (a != null && mSettings.isEnabledAndMatchLPr(a.info, flags, userId)) { 4888 PackageSetting ps = mSettings.mPackages.get(component.getPackageName()); 4889 if (ps == null) return null; 4890 if (filterAppAccessLPr(ps, callingUid, component, TYPE_RECEIVER, userId)) { 4891 return null; 4892 } 4893 return PackageParser.generateActivityInfo( 4894 a, flags, ps.readUserState(userId), userId); 4895 } 4896 } 4897 return null; 4898 } 4899 4900 @Override 4901 public ParceledListSlice<SharedLibraryInfo> getSharedLibraries(String packageName, 4902 int flags, int userId) { 4903 if (!sUserManager.exists(userId)) return null; 4904 Preconditions.checkArgumentNonnegative(userId, "userId must be >= 0"); 4905 if (getInstantAppPackageName(Binder.getCallingUid()) != null) { 4906 return null; 4907 } 4908 4909 flags = updateFlagsForPackage(flags, userId, null); 4910 4911 final boolean canSeeStaticLibraries = 4912 mContext.checkCallingOrSelfPermission(INSTALL_PACKAGES) 4913 == PERMISSION_GRANTED 4914 || mContext.checkCallingOrSelfPermission(DELETE_PACKAGES) 4915 == PERMISSION_GRANTED 4916 || canRequestPackageInstallsInternal(packageName, 4917 PackageManager.MATCH_STATIC_SHARED_LIBRARIES, userId, 4918 false /* throwIfPermNotDeclared*/) 4919 || mContext.checkCallingOrSelfPermission(REQUEST_DELETE_PACKAGES) 4920 == PERMISSION_GRANTED; 4921 4922 synchronized (mPackages) { 4923 List<SharedLibraryInfo> result = null; 4924 4925 final int libCount = mSharedLibraries.size(); 4926 for (int i = 0; i < libCount; i++) { 4927 LongSparseArray<SharedLibraryEntry> versionedLib = mSharedLibraries.valueAt(i); 4928 if (versionedLib == null) { 4929 continue; 4930 } 4931 4932 final int versionCount = versionedLib.size(); 4933 for (int j = 0; j < versionCount; j++) { 4934 SharedLibraryInfo libInfo = versionedLib.valueAt(j).info; 4935 if (!canSeeStaticLibraries && libInfo.isStatic()) { 4936 break; 4937 } 4938 final long identity = Binder.clearCallingIdentity(); 4939 try { 4940 PackageInfo packageInfo = getPackageInfoVersioned( 4941 libInfo.getDeclaringPackage(), flags 4942 | PackageManager.MATCH_STATIC_SHARED_LIBRARIES, userId); 4943 if (packageInfo == null) { 4944 continue; 4945 } 4946 } finally { 4947 Binder.restoreCallingIdentity(identity); 4948 } 4949 4950 SharedLibraryInfo resLibInfo = new SharedLibraryInfo(libInfo.getName(), 4951 libInfo.getLongVersion(), libInfo.getType(), 4952 libInfo.getDeclaringPackage(), getPackagesUsingSharedLibraryLPr(libInfo, 4953 flags, userId)); 4954 4955 if (result == null) { 4956 result = new ArrayList<>(); 4957 } 4958 result.add(resLibInfo); 4959 } 4960 } 4961 4962 return result != null ? new ParceledListSlice<>(result) : null; 4963 } 4964 } 4965 4966 private List<VersionedPackage> getPackagesUsingSharedLibraryLPr( 4967 SharedLibraryInfo libInfo, int flags, int userId) { 4968 List<VersionedPackage> versionedPackages = null; 4969 final int packageCount = mSettings.mPackages.size(); 4970 for (int i = 0; i < packageCount; i++) { 4971 PackageSetting ps = mSettings.mPackages.valueAt(i); 4972 4973 if (ps == null) { 4974 continue; 4975 } 4976 4977 if (!ps.getUserState().get(userId).isAvailable(flags)) { 4978 continue; 4979 } 4980 4981 final String libName = libInfo.getName(); 4982 if (libInfo.isStatic()) { 4983 final int libIdx = ArrayUtils.indexOf(ps.usesStaticLibraries, libName); 4984 if (libIdx < 0) { 4985 continue; 4986 } 4987 if (ps.usesStaticLibrariesVersions[libIdx] != libInfo.getLongVersion()) { 4988 continue; 4989 } 4990 if (versionedPackages == null) { 4991 versionedPackages = new ArrayList<>(); 4992 } 4993 // If the dependent is a static shared lib, use the public package name 4994 String dependentPackageName = ps.name; 4995 if (ps.pkg != null && ps.pkg.applicationInfo.isStaticSharedLibrary()) { 4996 dependentPackageName = ps.pkg.manifestPackageName; 4997 } 4998 versionedPackages.add(new VersionedPackage(dependentPackageName, ps.versionCode)); 4999 } else if (ps.pkg != null) { 5000 if (ArrayUtils.contains(ps.pkg.usesLibraries, libName) 5001 || ArrayUtils.contains(ps.pkg.usesOptionalLibraries, libName)) { 5002 if (versionedPackages == null) { 5003 versionedPackages = new ArrayList<>(); 5004 } 5005 versionedPackages.add(new VersionedPackage(ps.name, ps.versionCode)); 5006 } 5007 } 5008 } 5009 5010 return versionedPackages; 5011 } 5012 5013 @Override 5014 public ServiceInfo getServiceInfo(ComponentName component, int flags, int userId) { 5015 if (!sUserManager.exists(userId)) return null; 5016 final int callingUid = Binder.getCallingUid(); 5017 flags = updateFlagsForComponent(flags, userId, component); 5018 mPermissionManager.enforceCrossUserPermission(callingUid, userId, 5019 false /* requireFullPermission */, false /* checkShell */, "get service info"); 5020 synchronized (mPackages) { 5021 PackageParser.Service s = mServices.mServices.get(component); 5022 if (DEBUG_PACKAGE_INFO) Log.v( 5023 TAG, "getServiceInfo " + component + ": " + s); 5024 if (s != null && mSettings.isEnabledAndMatchLPr(s.info, flags, userId)) { 5025 PackageSetting ps = mSettings.mPackages.get(component.getPackageName()); 5026 if (ps == null) return null; 5027 if (filterAppAccessLPr(ps, callingUid, component, TYPE_SERVICE, userId)) { 5028 return null; 5029 } 5030 return PackageParser.generateServiceInfo( 5031 s, flags, ps.readUserState(userId), userId); 5032 } 5033 } 5034 return null; 5035 } 5036 5037 @Override 5038 public ProviderInfo getProviderInfo(ComponentName component, int flags, int userId) { 5039 if (!sUserManager.exists(userId)) return null; 5040 final int callingUid = Binder.getCallingUid(); 5041 flags = updateFlagsForComponent(flags, userId, component); 5042 mPermissionManager.enforceCrossUserPermission(callingUid, userId, 5043 false /* requireFullPermission */, false /* checkShell */, "get provider info"); 5044 synchronized (mPackages) { 5045 PackageParser.Provider p = mProviders.mProviders.get(component); 5046 if (DEBUG_PACKAGE_INFO) Log.v( 5047 TAG, "getProviderInfo " + component + ": " + p); 5048 if (p != null && mSettings.isEnabledAndMatchLPr(p.info, flags, userId)) { 5049 PackageSetting ps = mSettings.mPackages.get(component.getPackageName()); 5050 if (ps == null) return null; 5051 if (filterAppAccessLPr(ps, callingUid, component, TYPE_PROVIDER, userId)) { 5052 return null; 5053 } 5054 return PackageParser.generateProviderInfo( 5055 p, flags, ps.readUserState(userId), userId); 5056 } 5057 } 5058 return null; 5059 } 5060 5061 @Override 5062 public String[] getSystemSharedLibraryNames() { 5063 // allow instant applications 5064 synchronized (mPackages) { 5065 Set<String> libs = null; 5066 final int libCount = mSharedLibraries.size(); 5067 for (int i = 0; i < libCount; i++) { 5068 LongSparseArray<SharedLibraryEntry> versionedLib = mSharedLibraries.valueAt(i); 5069 if (versionedLib == null) { 5070 continue; 5071 } 5072 final int versionCount = versionedLib.size(); 5073 for (int j = 0; j < versionCount; j++) { 5074 SharedLibraryEntry libEntry = versionedLib.valueAt(j); 5075 if (!libEntry.info.isStatic()) { 5076 if (libs == null) { 5077 libs = new ArraySet<>(); 5078 } 5079 libs.add(libEntry.info.getName()); 5080 break; 5081 } 5082 PackageSetting ps = mSettings.getPackageLPr(libEntry.apk); 5083 if (ps != null && !filterSharedLibPackageLPr(ps, Binder.getCallingUid(), 5084 UserHandle.getUserId(Binder.getCallingUid()), 5085 PackageManager.MATCH_STATIC_SHARED_LIBRARIES)) { 5086 if (libs == null) { 5087 libs = new ArraySet<>(); 5088 } 5089 libs.add(libEntry.info.getName()); 5090 break; 5091 } 5092 } 5093 } 5094 5095 if (libs != null) { 5096 String[] libsArray = new String[libs.size()]; 5097 libs.toArray(libsArray); 5098 return libsArray; 5099 } 5100 5101 return null; 5102 } 5103 } 5104 5105 @Override 5106 public @NonNull String getServicesSystemSharedLibraryPackageName() { 5107 // allow instant applications 5108 synchronized (mPackages) { 5109 return mServicesSystemSharedLibraryPackageName; 5110 } 5111 } 5112 5113 @Override 5114 public @NonNull String getSharedSystemSharedLibraryPackageName() { 5115 // allow instant applications 5116 synchronized (mPackages) { 5117 return mSharedSystemSharedLibraryPackageName; 5118 } 5119 } 5120 5121 private void updateSequenceNumberLP(PackageSetting pkgSetting, int[] userList) { 5122 for (int i = userList.length - 1; i >= 0; --i) { 5123 final int userId = userList[i]; 5124 // don't add instant app to the list of updates 5125 if (pkgSetting.getInstantApp(userId)) { 5126 continue; 5127 } 5128 SparseArray<String> changedPackages = mChangedPackages.get(userId); 5129 if (changedPackages == null) { 5130 changedPackages = new SparseArray<>(); 5131 mChangedPackages.put(userId, changedPackages); 5132 } 5133 Map<String, Integer> sequenceNumbers = mChangedPackagesSequenceNumbers.get(userId); 5134 if (sequenceNumbers == null) { 5135 sequenceNumbers = new HashMap<>(); 5136 mChangedPackagesSequenceNumbers.put(userId, sequenceNumbers); 5137 } 5138 final Integer sequenceNumber = sequenceNumbers.get(pkgSetting.name); 5139 if (sequenceNumber != null) { 5140 changedPackages.remove(sequenceNumber); 5141 } 5142 changedPackages.put(mChangedPackagesSequenceNumber, pkgSetting.name); 5143 sequenceNumbers.put(pkgSetting.name, mChangedPackagesSequenceNumber); 5144 } 5145 mChangedPackagesSequenceNumber++; 5146 } 5147 5148 @Override 5149 public ChangedPackages getChangedPackages(int sequenceNumber, int userId) { 5150 if (getInstantAppPackageName(Binder.getCallingUid()) != null) { 5151 return null; 5152 } 5153 synchronized (mPackages) { 5154 if (sequenceNumber >= mChangedPackagesSequenceNumber) { 5155 return null; 5156 } 5157 final SparseArray<String> changedPackages = mChangedPackages.get(userId); 5158 if (changedPackages == null) { 5159 return null; 5160 } 5161 final List<String> packageNames = 5162 new ArrayList<>(mChangedPackagesSequenceNumber - sequenceNumber); 5163 for (int i = sequenceNumber; i < mChangedPackagesSequenceNumber; i++) { 5164 final String packageName = changedPackages.get(i); 5165 if (packageName != null) { 5166 packageNames.add(packageName); 5167 } 5168 } 5169 return packageNames.isEmpty() 5170 ? null : new ChangedPackages(mChangedPackagesSequenceNumber, packageNames); 5171 } 5172 } 5173 5174 @Override 5175 public @NonNull ParceledListSlice<FeatureInfo> getSystemAvailableFeatures() { 5176 // allow instant applications 5177 ArrayList<FeatureInfo> res; 5178 synchronized (mAvailableFeatures) { 5179 res = new ArrayList<>(mAvailableFeatures.size() + 1); 5180 res.addAll(mAvailableFeatures.values()); 5181 } 5182 final FeatureInfo fi = new FeatureInfo(); 5183 fi.reqGlEsVersion = SystemProperties.getInt("ro.opengles.version", 5184 FeatureInfo.GL_ES_VERSION_UNDEFINED); 5185 res.add(fi); 5186 5187 return new ParceledListSlice<>(res); 5188 } 5189 5190 @Override 5191 public boolean hasSystemFeature(String name, int version) { 5192 // allow instant applications 5193 synchronized (mAvailableFeatures) { 5194 final FeatureInfo feat = mAvailableFeatures.get(name); 5195 if (feat == null) { 5196 return false; 5197 } else { 5198 return feat.version >= version; 5199 } 5200 } 5201 } 5202 5203 @Override 5204 public int checkPermission(String permName, String pkgName, int userId) { 5205 return mPermissionManager.checkPermission(permName, pkgName, getCallingUid(), userId); 5206 } 5207 5208 @Override 5209 public int checkUidPermission(String permName, int uid) { 5210 synchronized (mPackages) { 5211 final String[] packageNames = getPackagesForUid(uid); 5212 final PackageParser.Package pkg = (packageNames != null && packageNames.length > 0) 5213 ? mPackages.get(packageNames[0]) 5214 : null; 5215 return mPermissionManager.checkUidPermission(permName, pkg, uid, getCallingUid()); 5216 } 5217 } 5218 5219 @Override 5220 public boolean isPermissionRevokedByPolicy(String permission, String packageName, int userId) { 5221 if (UserHandle.getCallingUserId() != userId) { 5222 mContext.enforceCallingPermission( 5223 android.Manifest.permission.INTERACT_ACROSS_USERS_FULL, 5224 "isPermissionRevokedByPolicy for user " + userId); 5225 } 5226 5227 if (checkPermission(permission, packageName, userId) 5228 == PackageManager.PERMISSION_GRANTED) { 5229 return false; 5230 } 5231 5232 final int callingUid = Binder.getCallingUid(); 5233 if (getInstantAppPackageName(callingUid) != null) { 5234 if (!isCallerSameApp(packageName, callingUid)) { 5235 return false; 5236 } 5237 } else { 5238 if (isInstantApp(packageName, userId)) { 5239 return false; 5240 } 5241 } 5242 5243 final long identity = Binder.clearCallingIdentity(); 5244 try { 5245 final int flags = getPermissionFlags(permission, packageName, userId); 5246 return (flags & PackageManager.FLAG_PERMISSION_POLICY_FIXED) != 0; 5247 } finally { 5248 Binder.restoreCallingIdentity(identity); 5249 } 5250 } 5251 5252 @Override 5253 public String getPermissionControllerPackageName() { 5254 synchronized (mPackages) { 5255 return mRequiredInstallerPackage; 5256 } 5257 } 5258 5259 private boolean addDynamicPermission(PermissionInfo info, final boolean async) { 5260 return mPermissionManager.addDynamicPermission( 5261 info, async, getCallingUid(), new PermissionCallback() { 5262 @Override 5263 public void onPermissionChanged() { 5264 if (!async) { 5265 mSettings.writeLPr(); 5266 } else { 5267 scheduleWriteSettingsLocked(); 5268 } 5269 } 5270 }); 5271 } 5272 5273 @Override 5274 public boolean addPermission(PermissionInfo info) { 5275 synchronized (mPackages) { 5276 return addDynamicPermission(info, false); 5277 } 5278 } 5279 5280 @Override 5281 public boolean addPermissionAsync(PermissionInfo info) { 5282 synchronized (mPackages) { 5283 return addDynamicPermission(info, true); 5284 } 5285 } 5286 5287 @Override 5288 public void removePermission(String permName) { 5289 mPermissionManager.removeDynamicPermission(permName, getCallingUid(), mPermissionCallback); 5290 } 5291 5292 @Override 5293 public void grantRuntimePermission(String packageName, String permName, final int userId) { 5294 mPermissionManager.grantRuntimePermission(permName, packageName, false /*overridePolicy*/, 5295 getCallingUid(), userId, mPermissionCallback); 5296 } 5297 5298 @Override 5299 public void revokeRuntimePermission(String packageName, String permName, int userId) { 5300 mPermissionManager.revokeRuntimePermission(permName, packageName, false /*overridePolicy*/, 5301 getCallingUid(), userId, mPermissionCallback); 5302 } 5303 5304 @Override 5305 public void resetRuntimePermissions() { 5306 mContext.enforceCallingOrSelfPermission( 5307 android.Manifest.permission.REVOKE_RUNTIME_PERMISSIONS, 5308 "revokeRuntimePermission"); 5309 5310 int callingUid = Binder.getCallingUid(); 5311 if (callingUid != Process.SYSTEM_UID && callingUid != 0) { 5312 mContext.enforceCallingOrSelfPermission( 5313 android.Manifest.permission.INTERACT_ACROSS_USERS_FULL, 5314 "resetRuntimePermissions"); 5315 } 5316 5317 synchronized (mPackages) { 5318 mPermissionManager.updateAllPermissions( 5319 StorageManager.UUID_PRIVATE_INTERNAL, false, mPackages.values(), 5320 mPermissionCallback); 5321 for (int userId : UserManagerService.getInstance().getUserIds()) { 5322 final int packageCount = mPackages.size(); 5323 for (int i = 0; i < packageCount; i++) { 5324 PackageParser.Package pkg = mPackages.valueAt(i); 5325 if (!(pkg.mExtras instanceof PackageSetting)) { 5326 continue; 5327 } 5328 PackageSetting ps = (PackageSetting) pkg.mExtras; 5329 resetUserChangesToRuntimePermissionsAndFlagsLPw(ps, userId); 5330 } 5331 } 5332 } 5333 } 5334 5335 @Override 5336 public int getPermissionFlags(String permName, String packageName, int userId) { 5337 return mPermissionManager.getPermissionFlags( 5338 permName, packageName, getCallingUid(), userId); 5339 } 5340 5341 @Override 5342 public void updatePermissionFlags(String permName, String packageName, int flagMask, 5343 int flagValues, int userId) { 5344 mPermissionManager.updatePermissionFlags( 5345 permName, packageName, flagMask, flagValues, getCallingUid(), userId, 5346 mPermissionCallback); 5347 } 5348 5349 /** 5350 * Update the permission flags for all packages and runtime permissions of a user in order 5351 * to allow device or profile owner to remove POLICY_FIXED. 5352 */ 5353 @Override 5354 public void updatePermissionFlagsForAllApps(int flagMask, int flagValues, int userId) { 5355 synchronized (mPackages) { 5356 final boolean changed = mPermissionManager.updatePermissionFlagsForAllApps( 5357 flagMask, flagValues, getCallingUid(), userId, mPackages.values(), 5358 mPermissionCallback); 5359 if (changed) { 5360 mSettings.writeRuntimePermissionsForUserLPr(userId, false); 5361 } 5362 } 5363 } 5364 5365 @Override 5366 public boolean shouldShowRequestPermissionRationale(String permissionName, 5367 String packageName, int userId) { 5368 if (UserHandle.getCallingUserId() != userId) { 5369 mContext.enforceCallingPermission( 5370 android.Manifest.permission.INTERACT_ACROSS_USERS_FULL, 5371 "canShowRequestPermissionRationale for user " + userId); 5372 } 5373 5374 final int uid = getPackageUid(packageName, MATCH_DEBUG_TRIAGED_MISSING, userId); 5375 if (UserHandle.getAppId(getCallingUid()) != UserHandle.getAppId(uid)) { 5376 return false; 5377 } 5378 5379 if (checkPermission(permissionName, packageName, userId) 5380 == PackageManager.PERMISSION_GRANTED) { 5381 return false; 5382 } 5383 5384 final int flags; 5385 5386 final long identity = Binder.clearCallingIdentity(); 5387 try { 5388 flags = getPermissionFlags(permissionName, 5389 packageName, userId); 5390 } finally { 5391 Binder.restoreCallingIdentity(identity); 5392 } 5393 5394 final int fixedFlags = PackageManager.FLAG_PERMISSION_SYSTEM_FIXED 5395 | PackageManager.FLAG_PERMISSION_POLICY_FIXED 5396 | PackageManager.FLAG_PERMISSION_USER_FIXED; 5397 5398 if ((flags & fixedFlags) != 0) { 5399 return false; 5400 } 5401 5402 return (flags & PackageManager.FLAG_PERMISSION_USER_SET) != 0; 5403 } 5404 5405 @Override 5406 public void addOnPermissionsChangeListener(IOnPermissionsChangeListener listener) { 5407 mContext.enforceCallingOrSelfPermission( 5408 Manifest.permission.OBSERVE_GRANT_REVOKE_PERMISSIONS, 5409 "addOnPermissionsChangeListener"); 5410 5411 synchronized (mPackages) { 5412 mOnPermissionChangeListeners.addListenerLocked(listener); 5413 } 5414 } 5415 5416 @Override 5417 public void removeOnPermissionsChangeListener(IOnPermissionsChangeListener listener) { 5418 if (getInstantAppPackageName(Binder.getCallingUid()) != null) { 5419 throw new SecurityException("Instant applications don't have access to this method"); 5420 } 5421 synchronized (mPackages) { 5422 mOnPermissionChangeListeners.removeListenerLocked(listener); 5423 } 5424 } 5425 5426 @Override 5427 public boolean isProtectedBroadcast(String actionName) { 5428 // allow instant applications 5429 synchronized (mProtectedBroadcasts) { 5430 if (mProtectedBroadcasts.contains(actionName)) { 5431 return true; 5432 } else if (actionName != null) { 5433 // TODO: remove these terrible hacks 5434 if (actionName.startsWith("android.net.netmon.lingerExpired") 5435 || actionName.startsWith("com.android.server.sip.SipWakeupTimer") 5436 || actionName.startsWith("com.android.internal.telephony.data-reconnect") 5437 || actionName.startsWith("android.net.netmon.launchCaptivePortalApp")) { 5438 return true; 5439 } 5440 } 5441 } 5442 return false; 5443 } 5444 5445 @Override 5446 public int checkSignatures(String pkg1, String pkg2) { 5447 synchronized (mPackages) { 5448 final PackageParser.Package p1 = mPackages.get(pkg1); 5449 final PackageParser.Package p2 = mPackages.get(pkg2); 5450 if (p1 == null || p1.mExtras == null 5451 || p2 == null || p2.mExtras == null) { 5452 return PackageManager.SIGNATURE_UNKNOWN_PACKAGE; 5453 } 5454 final int callingUid = Binder.getCallingUid(); 5455 final int callingUserId = UserHandle.getUserId(callingUid); 5456 final PackageSetting ps1 = (PackageSetting) p1.mExtras; 5457 final PackageSetting ps2 = (PackageSetting) p2.mExtras; 5458 if (filterAppAccessLPr(ps1, callingUid, callingUserId) 5459 || filterAppAccessLPr(ps2, callingUid, callingUserId)) { 5460 return PackageManager.SIGNATURE_UNKNOWN_PACKAGE; 5461 } 5462 return compareSignatures(p1.mSigningDetails.signatures, p2.mSigningDetails.signatures); 5463 } 5464 } 5465 5466 @Override 5467 public int checkUidSignatures(int uid1, int uid2) { 5468 final int callingUid = Binder.getCallingUid(); 5469 final int callingUserId = UserHandle.getUserId(callingUid); 5470 final boolean isCallerInstantApp = getInstantAppPackageName(callingUid) != null; 5471 // Map to base uids. 5472 uid1 = UserHandle.getAppId(uid1); 5473 uid2 = UserHandle.getAppId(uid2); 5474 // reader 5475 synchronized (mPackages) { 5476 Signature[] s1; 5477 Signature[] s2; 5478 Object obj = mSettings.getUserIdLPr(uid1); 5479 if (obj != null) { 5480 if (obj instanceof SharedUserSetting) { 5481 if (isCallerInstantApp) { 5482 return PackageManager.SIGNATURE_UNKNOWN_PACKAGE; 5483 } 5484 s1 = ((SharedUserSetting)obj).signatures.mSigningDetails.signatures; 5485 } else if (obj instanceof PackageSetting) { 5486 final PackageSetting ps = (PackageSetting) obj; 5487 if (filterAppAccessLPr(ps, callingUid, callingUserId)) { 5488 return PackageManager.SIGNATURE_UNKNOWN_PACKAGE; 5489 } 5490 s1 = ps.signatures.mSigningDetails.signatures; 5491 } else { 5492 return PackageManager.SIGNATURE_UNKNOWN_PACKAGE; 5493 } 5494 } else { 5495 return PackageManager.SIGNATURE_UNKNOWN_PACKAGE; 5496 } 5497 obj = mSettings.getUserIdLPr(uid2); 5498 if (obj != null) { 5499 if (obj instanceof SharedUserSetting) { 5500 if (isCallerInstantApp) { 5501 return PackageManager.SIGNATURE_UNKNOWN_PACKAGE; 5502 } 5503 s2 = ((SharedUserSetting)obj).signatures.mSigningDetails.signatures; 5504 } else if (obj instanceof PackageSetting) { 5505 final PackageSetting ps = (PackageSetting) obj; 5506 if (filterAppAccessLPr(ps, callingUid, callingUserId)) { 5507 return PackageManager.SIGNATURE_UNKNOWN_PACKAGE; 5508 } 5509 s2 = ps.signatures.mSigningDetails.signatures; 5510 } else { 5511 return PackageManager.SIGNATURE_UNKNOWN_PACKAGE; 5512 } 5513 } else { 5514 return PackageManager.SIGNATURE_UNKNOWN_PACKAGE; 5515 } 5516 return compareSignatures(s1, s2); 5517 } 5518 } 5519 5520 @Override 5521 public boolean hasSigningCertificate( 5522 String packageName, byte[] certificate, @PackageManager.CertificateInputType int type) { 5523 5524 synchronized (mPackages) { 5525 final PackageParser.Package p = mPackages.get(packageName); 5526 if (p == null || p.mExtras == null) { 5527 return false; 5528 } 5529 final int callingUid = Binder.getCallingUid(); 5530 final int callingUserId = UserHandle.getUserId(callingUid); 5531 final PackageSetting ps = (PackageSetting) p.mExtras; 5532 if (filterAppAccessLPr(ps, callingUid, callingUserId)) { 5533 return false; 5534 } 5535 switch (type) { 5536 case CERT_INPUT_RAW_X509: 5537 return p.mSigningDetails.hasCertificate(certificate); 5538 case CERT_INPUT_SHA256: 5539 return p.mSigningDetails.hasSha256Certificate(certificate); 5540 default: 5541 return false; 5542 } 5543 } 5544 } 5545 5546 @Override 5547 public boolean hasUidSigningCertificate( 5548 int uid, byte[] certificate, @PackageManager.CertificateInputType int type) { 5549 final int callingUid = Binder.getCallingUid(); 5550 final int callingUserId = UserHandle.getUserId(callingUid); 5551 // Map to base uids. 5552 uid = UserHandle.getAppId(uid); 5553 // reader 5554 synchronized (mPackages) { 5555 final PackageParser.SigningDetails signingDetails; 5556 final Object obj = mSettings.getUserIdLPr(uid); 5557 if (obj != null) { 5558 if (obj instanceof SharedUserSetting) { 5559 final boolean isCallerInstantApp = getInstantAppPackageName(callingUid) != null; 5560 if (isCallerInstantApp) { 5561 return false; 5562 } 5563 signingDetails = ((SharedUserSetting)obj).signatures.mSigningDetails; 5564 } else if (obj instanceof PackageSetting) { 5565 final PackageSetting ps = (PackageSetting) obj; 5566 if (filterAppAccessLPr(ps, callingUid, callingUserId)) { 5567 return false; 5568 } 5569 signingDetails = ps.signatures.mSigningDetails; 5570 } else { 5571 return false; 5572 } 5573 } else { 5574 return false; 5575 } 5576 switch (type) { 5577 case CERT_INPUT_RAW_X509: 5578 return signingDetails.hasCertificate(certificate); 5579 case CERT_INPUT_SHA256: 5580 return signingDetails.hasSha256Certificate(certificate); 5581 default: 5582 return false; 5583 } 5584 } 5585 } 5586 5587 /** 5588 * This method should typically only be used when granting or revoking 5589 * permissions, since the app may immediately restart after this call. 5590 * <p> 5591 * If you're doing surgery on app code/data, use {@link PackageFreezer} to 5592 * guard your work against the app being relaunched. 5593 */ 5594 private void killUid(int appId, int userId, String reason) { 5595 final long identity = Binder.clearCallingIdentity(); 5596 try { 5597 IActivityManager am = ActivityManager.getService(); 5598 if (am != null) { 5599 try { 5600 am.killUid(appId, userId, reason); 5601 } catch (RemoteException e) { 5602 /* ignore - same process */ 5603 } 5604 } 5605 } finally { 5606 Binder.restoreCallingIdentity(identity); 5607 } 5608 } 5609 5610 /** 5611 * If the database version for this type of package (internal storage or 5612 * external storage) is less than the version where package signatures 5613 * were updated, return true. 5614 */ 5615 private boolean isCompatSignatureUpdateNeeded(PackageParser.Package scannedPkg) { 5616 final VersionInfo ver = getSettingsVersionForPackage(scannedPkg); 5617 return ver.databaseVersion < DatabaseVersion.SIGNATURE_END_ENTITY; 5618 } 5619 5620 private boolean isRecoverSignatureUpdateNeeded(PackageParser.Package scannedPkg) { 5621 final VersionInfo ver = getSettingsVersionForPackage(scannedPkg); 5622 return ver.databaseVersion < DatabaseVersion.SIGNATURE_MALFORMED_RECOVER; 5623 } 5624 5625 @Override 5626 public List<String> getAllPackages() { 5627 final int callingUid = Binder.getCallingUid(); 5628 final int callingUserId = UserHandle.getUserId(callingUid); 5629 synchronized (mPackages) { 5630 if (canViewInstantApps(callingUid, callingUserId)) { 5631 return new ArrayList<String>(mPackages.keySet()); 5632 } 5633 final String instantAppPkgName = getInstantAppPackageName(callingUid); 5634 final List<String> result = new ArrayList<>(); 5635 if (instantAppPkgName != null) { 5636 // caller is an instant application; filter unexposed applications 5637 for (PackageParser.Package pkg : mPackages.values()) { 5638 if (!pkg.visibleToInstantApps) { 5639 continue; 5640 } 5641 result.add(pkg.packageName); 5642 } 5643 } else { 5644 // caller is a normal application; filter instant applications 5645 for (PackageParser.Package pkg : mPackages.values()) { 5646 final PackageSetting ps = 5647 pkg.mExtras != null ? (PackageSetting) pkg.mExtras : null; 5648 if (ps != null 5649 && ps.getInstantApp(callingUserId) 5650 && !mInstantAppRegistry.isInstantAccessGranted( 5651 callingUserId, UserHandle.getAppId(callingUid), ps.appId)) { 5652 continue; 5653 } 5654 result.add(pkg.packageName); 5655 } 5656 } 5657 return result; 5658 } 5659 } 5660 5661 @Override 5662 public String[] getPackagesForUid(int uid) { 5663 final int callingUid = Binder.getCallingUid(); 5664 final boolean isCallerInstantApp = getInstantAppPackageName(callingUid) != null; 5665 final int userId = UserHandle.getUserId(uid); 5666 uid = UserHandle.getAppId(uid); 5667 // reader 5668 synchronized (mPackages) { 5669 Object obj = mSettings.getUserIdLPr(uid); 5670 if (obj instanceof SharedUserSetting) { 5671 if (isCallerInstantApp) { 5672 return null; 5673 } 5674 final SharedUserSetting sus = (SharedUserSetting) obj; 5675 final int N = sus.packages.size(); 5676 String[] res = new String[N]; 5677 final Iterator<PackageSetting> it = sus.packages.iterator(); 5678 int i = 0; 5679 while (it.hasNext()) { 5680 PackageSetting ps = it.next(); 5681 if (ps.getInstalled(userId)) { 5682 res[i++] = ps.name; 5683 } else { 5684 res = ArrayUtils.removeElement(String.class, res, res[i]); 5685 } 5686 } 5687 return res; 5688 } else if (obj instanceof PackageSetting) { 5689 final PackageSetting ps = (PackageSetting) obj; 5690 if (ps.getInstalled(userId) && !filterAppAccessLPr(ps, callingUid, userId)) { 5691 return new String[]{ps.name}; 5692 } 5693 } 5694 } 5695 return null; 5696 } 5697 5698 @Override 5699 public String getNameForUid(int uid) { 5700 final int callingUid = Binder.getCallingUid(); 5701 if (getInstantAppPackageName(callingUid) != null) { 5702 return null; 5703 } 5704 synchronized (mPackages) { 5705 Object obj = mSettings.getUserIdLPr(UserHandle.getAppId(uid)); 5706 if (obj instanceof SharedUserSetting) { 5707 final SharedUserSetting sus = (SharedUserSetting) obj; 5708 return sus.name + ":" + sus.userId; 5709 } else if (obj instanceof PackageSetting) { 5710 final PackageSetting ps = (PackageSetting) obj; 5711 if (filterAppAccessLPr(ps, callingUid, UserHandle.getUserId(callingUid))) { 5712 return null; 5713 } 5714 return ps.name; 5715 } 5716 return null; 5717 } 5718 } 5719 5720 @Override 5721 public String[] getNamesForUids(int[] uids) { 5722 if (uids == null || uids.length == 0) { 5723 return null; 5724 } 5725 final int callingUid = Binder.getCallingUid(); 5726 if (getInstantAppPackageName(callingUid) != null) { 5727 return null; 5728 } 5729 final String[] names = new String[uids.length]; 5730 synchronized (mPackages) { 5731 for (int i = uids.length - 1; i >= 0; i--) { 5732 final int uid = uids[i]; 5733 Object obj = mSettings.getUserIdLPr(UserHandle.getAppId(uid)); 5734 if (obj instanceof SharedUserSetting) { 5735 final SharedUserSetting sus = (SharedUserSetting) obj; 5736 names[i] = "shared:" + sus.name; 5737 } else if (obj instanceof PackageSetting) { 5738 final PackageSetting ps = (PackageSetting) obj; 5739 if (filterAppAccessLPr(ps, callingUid, UserHandle.getUserId(callingUid))) { 5740 names[i] = null; 5741 } else { 5742 names[i] = ps.name; 5743 } 5744 } else { 5745 names[i] = null; 5746 } 5747 } 5748 } 5749 return names; 5750 } 5751 5752 @Override 5753 public int getUidForSharedUser(String sharedUserName) { 5754 if (getInstantAppPackageName(Binder.getCallingUid()) != null) { 5755 return -1; 5756 } 5757 if (sharedUserName == null) { 5758 return -1; 5759 } 5760 // reader 5761 synchronized (mPackages) { 5762 SharedUserSetting suid; 5763 try { 5764 suid = mSettings.getSharedUserLPw(sharedUserName, 0, 0, false); 5765 if (suid != null) { 5766 return suid.userId; 5767 } 5768 } catch (PackageManagerException ignore) { 5769 // can't happen, but, still need to catch it 5770 } 5771 return -1; 5772 } 5773 } 5774 5775 @Override 5776 public int getFlagsForUid(int uid) { 5777 final int callingUid = Binder.getCallingUid(); 5778 if (getInstantAppPackageName(callingUid) != null) { 5779 return 0; 5780 } 5781 synchronized (mPackages) { 5782 Object obj = mSettings.getUserIdLPr(UserHandle.getAppId(uid)); 5783 if (obj instanceof SharedUserSetting) { 5784 final SharedUserSetting sus = (SharedUserSetting) obj; 5785 return sus.pkgFlags; 5786 } else if (obj instanceof PackageSetting) { 5787 final PackageSetting ps = (PackageSetting) obj; 5788 if (filterAppAccessLPr(ps, callingUid, UserHandle.getUserId(callingUid))) { 5789 return 0; 5790 } 5791 return ps.pkgFlags; 5792 } 5793 } 5794 return 0; 5795 } 5796 5797 @Override 5798 public int getPrivateFlagsForUid(int uid) { 5799 final int callingUid = Binder.getCallingUid(); 5800 if (getInstantAppPackageName(callingUid) != null) { 5801 return 0; 5802 } 5803 synchronized (mPackages) { 5804 Object obj = mSettings.getUserIdLPr(UserHandle.getAppId(uid)); 5805 if (obj instanceof SharedUserSetting) { 5806 final SharedUserSetting sus = (SharedUserSetting) obj; 5807 return sus.pkgPrivateFlags; 5808 } else if (obj instanceof PackageSetting) { 5809 final PackageSetting ps = (PackageSetting) obj; 5810 if (filterAppAccessLPr(ps, callingUid, UserHandle.getUserId(callingUid))) { 5811 return 0; 5812 } 5813 return ps.pkgPrivateFlags; 5814 } 5815 } 5816 return 0; 5817 } 5818 5819 @Override 5820 public boolean isUidPrivileged(int uid) { 5821 if (getInstantAppPackageName(Binder.getCallingUid()) != null) { 5822 return false; 5823 } 5824 uid = UserHandle.getAppId(uid); 5825 // reader 5826 synchronized (mPackages) { 5827 Object obj = mSettings.getUserIdLPr(uid); 5828 if (obj instanceof SharedUserSetting) { 5829 final SharedUserSetting sus = (SharedUserSetting) obj; 5830 final Iterator<PackageSetting> it = sus.packages.iterator(); 5831 while (it.hasNext()) { 5832 if (it.next().isPrivileged()) { 5833 return true; 5834 } 5835 } 5836 } else if (obj instanceof PackageSetting) { 5837 final PackageSetting ps = (PackageSetting) obj; 5838 return ps.isPrivileged(); 5839 } 5840 } 5841 return false; 5842 } 5843 5844 @Override 5845 public String[] getAppOpPermissionPackages(String permName) { 5846 return mPermissionManager.getAppOpPermissionPackages(permName); 5847 } 5848 5849 @Override 5850 public ResolveInfo resolveIntent(Intent intent, String resolvedType, 5851 int flags, int userId) { 5852 return resolveIntentInternal( 5853 intent, resolvedType, flags, userId, false /*resolveForStart*/); 5854 } 5855 5856 /** 5857 * Normally instant apps can only be resolved when they're visible to the caller. 5858 * However, if {@code resolveForStart} is {@code true}, all instant apps are visible 5859 * since we need to allow the system to start any installed application. 5860 */ 5861 private ResolveInfo resolveIntentInternal(Intent intent, String resolvedType, 5862 int flags, int userId, boolean resolveForStart) { 5863 try { 5864 Trace.traceBegin(TRACE_TAG_PACKAGE_MANAGER, "resolveIntent"); 5865 5866 if (!sUserManager.exists(userId)) return null; 5867 final int callingUid = Binder.getCallingUid(); 5868 flags = updateFlagsForResolve(flags, userId, intent, callingUid, resolveForStart); 5869 mPermissionManager.enforceCrossUserPermission(callingUid, userId, 5870 false /*requireFullPermission*/, false /*checkShell*/, "resolve intent"); 5871 5872 Trace.traceBegin(TRACE_TAG_PACKAGE_MANAGER, "queryIntentActivities"); 5873 final List<ResolveInfo> query = queryIntentActivitiesInternal(intent, resolvedType, 5874 flags, callingUid, userId, resolveForStart, true /*allowDynamicSplits*/); 5875 Trace.traceEnd(TRACE_TAG_PACKAGE_MANAGER); 5876 5877 final ResolveInfo bestChoice = 5878 chooseBestActivity(intent, resolvedType, flags, query, userId); 5879 return bestChoice; 5880 } finally { 5881 Trace.traceEnd(TRACE_TAG_PACKAGE_MANAGER); 5882 } 5883 } 5884 5885 @Override 5886 public ResolveInfo findPersistentPreferredActivity(Intent intent, int userId) { 5887 if (!UserHandle.isSameApp(Binder.getCallingUid(), Process.SYSTEM_UID)) { 5888 throw new SecurityException( 5889 "findPersistentPreferredActivity can only be run by the system"); 5890 } 5891 if (!sUserManager.exists(userId)) { 5892 return null; 5893 } 5894 final int callingUid = Binder.getCallingUid(); 5895 intent = updateIntentForResolve(intent); 5896 final String resolvedType = intent.resolveTypeIfNeeded(mContext.getContentResolver()); 5897 final int flags = updateFlagsForResolve( 5898 0, userId, intent, callingUid, false /*includeInstantApps*/); 5899 final List<ResolveInfo> query = queryIntentActivitiesInternal(intent, resolvedType, flags, 5900 userId); 5901 synchronized (mPackages) { 5902 return findPersistentPreferredActivityLP(intent, resolvedType, flags, query, false, 5903 userId); 5904 } 5905 } 5906 5907 @Override 5908 public void setLastChosenActivity(Intent intent, String resolvedType, int flags, 5909 IntentFilter filter, int match, ComponentName activity) { 5910 if (getInstantAppPackageName(Binder.getCallingUid()) != null) { 5911 return; 5912 } 5913 final int userId = UserHandle.getCallingUserId(); 5914 if (DEBUG_PREFERRED) { 5915 Log.v(TAG, "setLastChosenActivity intent=" + intent 5916 + " resolvedType=" + resolvedType 5917 + " flags=" + flags 5918 + " filter=" + filter 5919 + " match=" + match 5920 + " activity=" + activity); 5921 filter.dump(new PrintStreamPrinter(System.out), " "); 5922 } 5923 intent.setComponent(null); 5924 final List<ResolveInfo> query = queryIntentActivitiesInternal(intent, resolvedType, flags, 5925 userId); 5926 // Find any earlier preferred or last chosen entries and nuke them 5927 findPreferredActivity(intent, resolvedType, 5928 flags, query, 0, false, true, false, userId); 5929 // Add the new activity as the last chosen for this filter 5930 addPreferredActivityInternal(filter, match, null, activity, false, userId, 5931 "Setting last chosen"); 5932 } 5933 5934 @Override 5935 public ResolveInfo getLastChosenActivity(Intent intent, String resolvedType, int flags) { 5936 if (getInstantAppPackageName(Binder.getCallingUid()) != null) { 5937 return null; 5938 } 5939 final int userId = UserHandle.getCallingUserId(); 5940 if (DEBUG_PREFERRED) Log.v(TAG, "Querying last chosen activity for " + intent); 5941 final List<ResolveInfo> query = queryIntentActivitiesInternal(intent, resolvedType, flags, 5942 userId); 5943 return findPreferredActivity(intent, resolvedType, flags, query, 0, 5944 false, false, false, userId); 5945 } 5946 5947 /** 5948 * Returns whether or not instant apps have been disabled remotely. 5949 */ 5950 private boolean areWebInstantAppsDisabled() { 5951 return mWebInstantAppsDisabled; 5952 } 5953 5954 private boolean isInstantAppResolutionAllowed( 5955 Intent intent, List<ResolveInfo> resolvedActivities, int userId, 5956 boolean skipPackageCheck) { 5957 if (mInstantAppResolverConnection == null) { 5958 return false; 5959 } 5960 if (mInstantAppInstallerActivity == null) { 5961 return false; 5962 } 5963 if (intent.getComponent() != null) { 5964 return false; 5965 } 5966 if ((intent.getFlags() & Intent.FLAG_IGNORE_EPHEMERAL) != 0) { 5967 return false; 5968 } 5969 if (!skipPackageCheck && intent.getPackage() != null) { 5970 return false; 5971 } 5972 if (!intent.isWebIntent()) { 5973 // for non web intents, we should not resolve externally if an app already exists to 5974 // handle it or if the caller didn't explicitly request it. 5975 if ((resolvedActivities != null && resolvedActivities.size() != 0) 5976 || (intent.getFlags() & Intent.FLAG_ACTIVITY_MATCH_EXTERNAL) == 0) { 5977 return false; 5978 } 5979 } else { 5980 if (intent.getData() == null || TextUtils.isEmpty(intent.getData().getHost())) { 5981 return false; 5982 } else if (areWebInstantAppsDisabled()) { 5983 return false; 5984 } 5985 } 5986 // Deny ephemeral apps if the user chose _ALWAYS or _ALWAYS_ASK for intent resolution. 5987 // Or if there's already an ephemeral app installed that handles the action 5988 synchronized (mPackages) { 5989 final int count = (resolvedActivities == null ? 0 : resolvedActivities.size()); 5990 for (int n = 0; n < count; n++) { 5991 final ResolveInfo info = resolvedActivities.get(n); 5992 final String packageName = info.activityInfo.packageName; 5993 final PackageSetting ps = mSettings.mPackages.get(packageName); 5994 if (ps != null) { 5995 // only check domain verification status if the app is not a browser 5996 if (!info.handleAllWebDataURI) { 5997 // Try to get the status from User settings first 5998 final long packedStatus = getDomainVerificationStatusLPr(ps, userId); 5999 final int status = (int) (packedStatus >> 32); 6000 if (status == INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_ALWAYS 6001 || status == INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_ALWAYS_ASK) { 6002 if (DEBUG_INSTANT) { 6003 Slog.v(TAG, "DENY instant app;" 6004 + " pkg: " + packageName + ", status: " + status); 6005 } 6006 return false; 6007 } 6008 } 6009 if (ps.getInstantApp(userId)) { 6010 if (DEBUG_INSTANT) { 6011 Slog.v(TAG, "DENY instant app installed;" 6012 + " pkg: " + packageName); 6013 } 6014 return false; 6015 } 6016 } 6017 } 6018 } 6019 // We've exhausted all ways to deny ephemeral application; let the system look for them. 6020 return true; 6021 } 6022 6023 private void requestInstantAppResolutionPhaseTwo(AuxiliaryResolveInfo responseObj, 6024 Intent origIntent, String resolvedType, String callingPackage, 6025 Bundle verificationBundle, int userId) { 6026 final Message msg = mHandler.obtainMessage(INSTANT_APP_RESOLUTION_PHASE_TWO, 6027 new InstantAppRequest(responseObj, origIntent, resolvedType, 6028 callingPackage, userId, verificationBundle, false /*resolveForStart*/)); 6029 mHandler.sendMessage(msg); 6030 } 6031 6032 private ResolveInfo chooseBestActivity(Intent intent, String resolvedType, 6033 int flags, List<ResolveInfo> query, int userId) { 6034 if (query != null) { 6035 final int N = query.size(); 6036 if (N == 1) { 6037 return query.get(0); 6038 } else if (N > 1) { 6039 final boolean debug = ((intent.getFlags() & Intent.FLAG_DEBUG_LOG_RESOLUTION) != 0); 6040 // If there is more than one activity with the same priority, 6041 // then let the user decide between them. 6042 ResolveInfo r0 = query.get(0); 6043 ResolveInfo r1 = query.get(1); 6044 if (DEBUG_INTENT_MATCHING || debug) { 6045 Slog.v(TAG, r0.activityInfo.name + "=" + r0.priority + " vs " 6046 + r1.activityInfo.name + "=" + r1.priority); 6047 } 6048 // If the first activity has a higher priority, or a different 6049 // default, then it is always desirable to pick it. 6050 if (r0.priority != r1.priority 6051 || r0.preferredOrder != r1.preferredOrder 6052 || r0.isDefault != r1.isDefault) { 6053 return query.get(0); 6054 } 6055 // If we have saved a preference for a preferred activity for 6056 // this Intent, use that. 6057 ResolveInfo ri = findPreferredActivity(intent, resolvedType, 6058 flags, query, r0.priority, true, false, debug, userId); 6059 if (ri != null) { 6060 return ri; 6061 } 6062 // If we have an ephemeral app, use it 6063 for (int i = 0; i < N; i++) { 6064 ri = query.get(i); 6065 if (ri.activityInfo.applicationInfo.isInstantApp()) { 6066 final String packageName = ri.activityInfo.packageName; 6067 final PackageSetting ps = mSettings.mPackages.get(packageName); 6068 final long packedStatus = getDomainVerificationStatusLPr(ps, userId); 6069 final int status = (int)(packedStatus >> 32); 6070 if (status != INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_ALWAYS_ASK) { 6071 return ri; 6072 } 6073 } 6074 } 6075 ri = new ResolveInfo(mResolveInfo); 6076 ri.activityInfo = new ActivityInfo(ri.activityInfo); 6077 ri.activityInfo.labelRes = ResolverActivity.getLabelRes(intent.getAction()); 6078 // If all of the options come from the same package, show the application's 6079 // label and icon instead of the generic resolver's. 6080 // Some calls like Intent.resolveActivityInfo query the ResolveInfo from here 6081 // and then throw away the ResolveInfo itself, meaning that the caller loses 6082 // the resolvePackageName. Therefore the activityInfo.labelRes above provides 6083 // a fallback for this case; we only set the target package's resources on 6084 // the ResolveInfo, not the ActivityInfo. 6085 final String intentPackage = intent.getPackage(); 6086 if (!TextUtils.isEmpty(intentPackage) && allHavePackage(query, intentPackage)) { 6087 final ApplicationInfo appi = query.get(0).activityInfo.applicationInfo; 6088 ri.resolvePackageName = intentPackage; 6089 if (userNeedsBadging(userId)) { 6090 ri.noResourceId = true; 6091 } else { 6092 ri.icon = appi.icon; 6093 } 6094 ri.iconResourceId = appi.icon; 6095 ri.labelRes = appi.labelRes; 6096 } 6097 ri.activityInfo.applicationInfo = new ApplicationInfo( 6098 ri.activityInfo.applicationInfo); 6099 if (userId != 0) { 6100 ri.activityInfo.applicationInfo.uid = UserHandle.getUid(userId, 6101 UserHandle.getAppId(ri.activityInfo.applicationInfo.uid)); 6102 } 6103 // Make sure that the resolver is displayable in car mode 6104 if (ri.activityInfo.metaData == null) ri.activityInfo.metaData = new Bundle(); 6105 ri.activityInfo.metaData.putBoolean(Intent.METADATA_DOCK_HOME, true); 6106 return ri; 6107 } 6108 } 6109 return null; 6110 } 6111 6112 /** 6113 * Return true if the given list is not empty and all of its contents have 6114 * an activityInfo with the given package name. 6115 */ 6116 private boolean allHavePackage(List<ResolveInfo> list, String packageName) { 6117 if (ArrayUtils.isEmpty(list)) { 6118 return false; 6119 } 6120 for (int i = 0, N = list.size(); i < N; i++) { 6121 final ResolveInfo ri = list.get(i); 6122 final ActivityInfo ai = ri != null ? ri.activityInfo : null; 6123 if (ai == null || !packageName.equals(ai.packageName)) { 6124 return false; 6125 } 6126 } 6127 return true; 6128 } 6129 6130 private ResolveInfo findPersistentPreferredActivityLP(Intent intent, String resolvedType, 6131 int flags, List<ResolveInfo> query, boolean debug, int userId) { 6132 final int N = query.size(); 6133 PersistentPreferredIntentResolver ppir = mSettings.mPersistentPreferredActivities 6134 .get(userId); 6135 // Get the list of persistent preferred activities that handle the intent 6136 if (DEBUG_PREFERRED || debug) Slog.v(TAG, "Looking for presistent preferred activities..."); 6137 List<PersistentPreferredActivity> pprefs = ppir != null 6138 ? ppir.queryIntent(intent, resolvedType, 6139 (flags & PackageManager.MATCH_DEFAULT_ONLY) != 0, 6140 userId) 6141 : null; 6142 if (pprefs != null && pprefs.size() > 0) { 6143 final int M = pprefs.size(); 6144 for (int i=0; i<M; i++) { 6145 final PersistentPreferredActivity ppa = pprefs.get(i); 6146 if (DEBUG_PREFERRED || debug) { 6147 Slog.v(TAG, "Checking PersistentPreferredActivity ds=" 6148 + (ppa.countDataSchemes() > 0 ? ppa.getDataScheme(0) : "<none>") 6149 + "\n component=" + ppa.mComponent); 6150 ppa.dump(new LogPrinter(Log.VERBOSE, TAG, Log.LOG_ID_SYSTEM), " "); 6151 } 6152 final ActivityInfo ai = getActivityInfo(ppa.mComponent, 6153 flags | MATCH_DISABLED_COMPONENTS, userId); 6154 if (DEBUG_PREFERRED || debug) { 6155 Slog.v(TAG, "Found persistent preferred activity:"); 6156 if (ai != null) { 6157 ai.dump(new LogPrinter(Log.VERBOSE, TAG, Log.LOG_ID_SYSTEM), " "); 6158 } else { 6159 Slog.v(TAG, " null"); 6160 } 6161 } 6162 if (ai == null) { 6163 // This previously registered persistent preferred activity 6164 // component is no longer known. Ignore it and do NOT remove it. 6165 continue; 6166 } 6167 for (int j=0; j<N; j++) { 6168 final ResolveInfo ri = query.get(j); 6169 if (!ri.activityInfo.applicationInfo.packageName 6170 .equals(ai.applicationInfo.packageName)) { 6171 continue; 6172 } 6173 if (!ri.activityInfo.name.equals(ai.name)) { 6174 continue; 6175 } 6176 // Found a persistent preference that can handle the intent. 6177 if (DEBUG_PREFERRED || debug) { 6178 Slog.v(TAG, "Returning persistent preferred activity: " + 6179 ri.activityInfo.packageName + "/" + ri.activityInfo.name); 6180 } 6181 return ri; 6182 } 6183 } 6184 } 6185 return null; 6186 } 6187 6188 // TODO: handle preferred activities missing while user has amnesia 6189 ResolveInfo findPreferredActivity(Intent intent, String resolvedType, int flags, 6190 List<ResolveInfo> query, int priority, boolean always, 6191 boolean removeMatches, boolean debug, int userId) { 6192 if (!sUserManager.exists(userId)) return null; 6193 final int callingUid = Binder.getCallingUid(); 6194 flags = updateFlagsForResolve( 6195 flags, userId, intent, callingUid, false /*includeInstantApps*/); 6196 intent = updateIntentForResolve(intent); 6197 // writer 6198 synchronized (mPackages) { 6199 // Try to find a matching persistent preferred activity. 6200 ResolveInfo pri = findPersistentPreferredActivityLP(intent, resolvedType, flags, query, 6201 debug, userId); 6202 6203 // If a persistent preferred activity matched, use it. 6204 if (pri != null) { 6205 return pri; 6206 } 6207 6208 PreferredIntentResolver pir = mSettings.mPreferredActivities.get(userId); 6209 // Get the list of preferred activities that handle the intent 6210 if (DEBUG_PREFERRED || debug) Slog.v(TAG, "Looking for preferred activities..."); 6211 List<PreferredActivity> prefs = pir != null 6212 ? pir.queryIntent(intent, resolvedType, 6213 (flags & PackageManager.MATCH_DEFAULT_ONLY) != 0, 6214 userId) 6215 : null; 6216 if (prefs != null && prefs.size() > 0) { 6217 boolean changed = false; 6218 try { 6219 // First figure out how good the original match set is. 6220 // We will only allow preferred activities that came 6221 // from the same match quality. 6222 int match = 0; 6223 6224 if (DEBUG_PREFERRED || debug) Slog.v(TAG, "Figuring out best match..."); 6225 6226 final int N = query.size(); 6227 for (int j=0; j<N; j++) { 6228 final ResolveInfo ri = query.get(j); 6229 if (DEBUG_PREFERRED || debug) Slog.v(TAG, "Match for " + ri.activityInfo 6230 + ": 0x" + Integer.toHexString(match)); 6231 if (ri.match > match) { 6232 match = ri.match; 6233 } 6234 } 6235 6236 if (DEBUG_PREFERRED || debug) Slog.v(TAG, "Best match: 0x" 6237 + Integer.toHexString(match)); 6238 6239 match &= IntentFilter.MATCH_CATEGORY_MASK; 6240 final int M = prefs.size(); 6241 for (int i=0; i<M; i++) { 6242 final PreferredActivity pa = prefs.get(i); 6243 if (DEBUG_PREFERRED || debug) { 6244 Slog.v(TAG, "Checking PreferredActivity ds=" 6245 + (pa.countDataSchemes() > 0 ? pa.getDataScheme(0) : "<none>") 6246 + "\n component=" + pa.mPref.mComponent); 6247 pa.dump(new LogPrinter(Log.VERBOSE, TAG, Log.LOG_ID_SYSTEM), " "); 6248 } 6249 if (pa.mPref.mMatch != match) { 6250 if (DEBUG_PREFERRED || debug) Slog.v(TAG, "Skipping bad match " 6251 + Integer.toHexString(pa.mPref.mMatch)); 6252 continue; 6253 } 6254 // If it's not an "always" type preferred activity and that's what we're 6255 // looking for, skip it. 6256 if (always && !pa.mPref.mAlways) { 6257 if (DEBUG_PREFERRED || debug) Slog.v(TAG, "Skipping mAlways=false entry"); 6258 continue; 6259 } 6260 final ActivityInfo ai = getActivityInfo( 6261 pa.mPref.mComponent, flags | MATCH_DISABLED_COMPONENTS 6262 | MATCH_DIRECT_BOOT_AWARE | MATCH_DIRECT_BOOT_UNAWARE, 6263 userId); 6264 if (DEBUG_PREFERRED || debug) { 6265 Slog.v(TAG, "Found preferred activity:"); 6266 if (ai != null) { 6267 ai.dump(new LogPrinter(Log.VERBOSE, TAG, Log.LOG_ID_SYSTEM), " "); 6268 } else { 6269 Slog.v(TAG, " null"); 6270 } 6271 } 6272 if (ai == null) { 6273 // This previously registered preferred activity 6274 // component is no longer known. Most likely an update 6275 // to the app was installed and in the new version this 6276 // component no longer exists. Clean it up by removing 6277 // it from the preferred activities list, and skip it. 6278 Slog.w(TAG, "Removing dangling preferred activity: " 6279 + pa.mPref.mComponent); 6280 pir.removeFilter(pa); 6281 changed = true; 6282 continue; 6283 } 6284 for (int j=0; j<N; j++) { 6285 final ResolveInfo ri = query.get(j); 6286 if (!ri.activityInfo.applicationInfo.packageName 6287 .equals(ai.applicationInfo.packageName)) { 6288 continue; 6289 } 6290 if (!ri.activityInfo.name.equals(ai.name)) { 6291 continue; 6292 } 6293 6294 if (removeMatches) { 6295 pir.removeFilter(pa); 6296 changed = true; 6297 if (DEBUG_PREFERRED) { 6298 Slog.v(TAG, "Removing match " + pa.mPref.mComponent); 6299 } 6300 break; 6301 } 6302 6303 // Okay we found a previously set preferred or last chosen app. 6304 // If the result set is different from when this 6305 // was created, and is not a subset of the preferred set, we need to 6306 // clear it and re-ask the user their preference, if we're looking for 6307 // an "always" type entry. 6308 if (always && !pa.mPref.sameSet(query)) { 6309 if (pa.mPref.isSuperset(query)) { 6310 // some components of the set are no longer present in 6311 // the query, but the preferred activity can still be reused 6312 if (DEBUG_PREFERRED) { 6313 Slog.i(TAG, "Result set changed, but PreferredActivity is" 6314 + " still valid as only non-preferred components" 6315 + " were removed for " + intent + " type " 6316 + resolvedType); 6317 } 6318 // remove obsolete components and re-add the up-to-date filter 6319 PreferredActivity freshPa = new PreferredActivity(pa, 6320 pa.mPref.mMatch, 6321 pa.mPref.discardObsoleteComponents(query), 6322 pa.mPref.mComponent, 6323 pa.mPref.mAlways); 6324 pir.removeFilter(pa); 6325 pir.addFilter(freshPa); 6326 changed = true; 6327 } else { 6328 Slog.i(TAG, 6329 "Result set changed, dropping preferred activity for " 6330 + intent + " type " + resolvedType); 6331 if (DEBUG_PREFERRED) { 6332 Slog.v(TAG, "Removing preferred activity since set changed " 6333 + pa.mPref.mComponent); 6334 } 6335 pir.removeFilter(pa); 6336 // Re-add the filter as a "last chosen" entry (!always) 6337 PreferredActivity lastChosen = new PreferredActivity( 6338 pa, pa.mPref.mMatch, null, pa.mPref.mComponent, false); 6339 pir.addFilter(lastChosen); 6340 changed = true; 6341 return null; 6342 } 6343 } 6344 6345 // Yay! Either the set matched or we're looking for the last chosen 6346 if (DEBUG_PREFERRED || debug) Slog.v(TAG, "Returning preferred activity: " 6347 + ri.activityInfo.packageName + "/" + ri.activityInfo.name); 6348 return ri; 6349 } 6350 } 6351 } finally { 6352 if (changed) { 6353 if (DEBUG_PREFERRED) { 6354 Slog.v(TAG, "Preferred activity bookkeeping changed; writing restrictions"); 6355 } 6356 scheduleWritePackageRestrictionsLocked(userId); 6357 } 6358 } 6359 } 6360 } 6361 if (DEBUG_PREFERRED || debug) Slog.v(TAG, "No preferred activity to return"); 6362 return null; 6363 } 6364 6365 /* 6366 * Returns if intent can be forwarded from the sourceUserId to the targetUserId 6367 */ 6368 @Override 6369 public boolean canForwardTo(Intent intent, String resolvedType, int sourceUserId, 6370 int targetUserId) { 6371 mContext.enforceCallingOrSelfPermission( 6372 android.Manifest.permission.INTERACT_ACROSS_USERS_FULL, null); 6373 List<CrossProfileIntentFilter> matches = 6374 getMatchingCrossProfileIntentFilters(intent, resolvedType, sourceUserId); 6375 if (matches != null) { 6376 int size = matches.size(); 6377 for (int i = 0; i < size; i++) { 6378 if (matches.get(i).getTargetUserId() == targetUserId) return true; 6379 } 6380 } 6381 if (intent.hasWebURI()) { 6382 // cross-profile app linking works only towards the parent. 6383 final int callingUid = Binder.getCallingUid(); 6384 final UserInfo parent = getProfileParent(sourceUserId); 6385 synchronized(mPackages) { 6386 int flags = updateFlagsForResolve(0, parent.id, intent, callingUid, 6387 false /*includeInstantApps*/); 6388 CrossProfileDomainInfo xpDomainInfo = getCrossProfileDomainPreferredLpr( 6389 intent, resolvedType, flags, sourceUserId, parent.id); 6390 return xpDomainInfo != null; 6391 } 6392 } 6393 return false; 6394 } 6395 6396 private UserInfo getProfileParent(int userId) { 6397 final long identity = Binder.clearCallingIdentity(); 6398 try { 6399 return sUserManager.getProfileParent(userId); 6400 } finally { 6401 Binder.restoreCallingIdentity(identity); 6402 } 6403 } 6404 6405 private List<CrossProfileIntentFilter> getMatchingCrossProfileIntentFilters(Intent intent, 6406 String resolvedType, int userId) { 6407 CrossProfileIntentResolver resolver = mSettings.mCrossProfileIntentResolvers.get(userId); 6408 if (resolver != null) { 6409 return resolver.queryIntent(intent, resolvedType, false /*defaultOnly*/, userId); 6410 } 6411 return null; 6412 } 6413 6414 @Override 6415 public @NonNull ParceledListSlice<ResolveInfo> queryIntentActivities(Intent intent, 6416 String resolvedType, int flags, int userId) { 6417 try { 6418 Trace.traceBegin(TRACE_TAG_PACKAGE_MANAGER, "queryIntentActivities"); 6419 6420 return new ParceledListSlice<>( 6421 queryIntentActivitiesInternal(intent, resolvedType, flags, userId)); 6422 } finally { 6423 Trace.traceEnd(TRACE_TAG_PACKAGE_MANAGER); 6424 } 6425 } 6426 6427 /** 6428 * Returns the package name of the calling Uid if it's an instant app. If it isn't 6429 * instant, returns {@code null}. 6430 */ 6431 private String getInstantAppPackageName(int callingUid) { 6432 synchronized (mPackages) { 6433 // If the caller is an isolated app use the owner's uid for the lookup. 6434 if (Process.isIsolated(callingUid)) { 6435 callingUid = mIsolatedOwners.get(callingUid); 6436 } 6437 final int appId = UserHandle.getAppId(callingUid); 6438 final Object obj = mSettings.getUserIdLPr(appId); 6439 if (obj instanceof PackageSetting) { 6440 final PackageSetting ps = (PackageSetting) obj; 6441 final boolean isInstantApp = ps.getInstantApp(UserHandle.getUserId(callingUid)); 6442 return isInstantApp ? ps.pkg.packageName : null; 6443 } 6444 } 6445 return null; 6446 } 6447 6448 private @NonNull List<ResolveInfo> queryIntentActivitiesInternal(Intent intent, 6449 String resolvedType, int flags, int userId) { 6450 return queryIntentActivitiesInternal( 6451 intent, resolvedType, flags, Binder.getCallingUid(), userId, 6452 false /*resolveForStart*/, true /*allowDynamicSplits*/); 6453 } 6454 6455 private @NonNull List<ResolveInfo> queryIntentActivitiesInternal(Intent intent, 6456 String resolvedType, int flags, int filterCallingUid, int userId, 6457 boolean resolveForStart, boolean allowDynamicSplits) { 6458 if (!sUserManager.exists(userId)) return Collections.emptyList(); 6459 final String instantAppPkgName = getInstantAppPackageName(filterCallingUid); 6460 mPermissionManager.enforceCrossUserPermission(Binder.getCallingUid(), userId, 6461 false /* requireFullPermission */, false /* checkShell */, 6462 "query intent activities"); 6463 final String pkgName = intent.getPackage(); 6464 ComponentName comp = intent.getComponent(); 6465 if (comp == null) { 6466 if (intent.getSelector() != null) { 6467 intent = intent.getSelector(); 6468 comp = intent.getComponent(); 6469 } 6470 } 6471 6472 flags = updateFlagsForResolve(flags, userId, intent, filterCallingUid, resolveForStart, 6473 comp != null || pkgName != null /*onlyExposedExplicitly*/); 6474 if (comp != null) { 6475 final List<ResolveInfo> list = new ArrayList<ResolveInfo>(1); 6476 final ActivityInfo ai = getActivityInfo(comp, flags, userId); 6477 if (ai != null) { 6478 // When specifying an explicit component, we prevent the activity from being 6479 // used when either 1) the calling package is normal and the activity is within 6480 // an ephemeral application or 2) the calling package is ephemeral and the 6481 // activity is not visible to ephemeral applications. 6482 final boolean matchInstantApp = 6483 (flags & PackageManager.MATCH_INSTANT) != 0; 6484 final boolean matchVisibleToInstantAppOnly = 6485 (flags & PackageManager.MATCH_VISIBLE_TO_INSTANT_APP_ONLY) != 0; 6486 final boolean matchExplicitlyVisibleOnly = 6487 (flags & PackageManager.MATCH_EXPLICITLY_VISIBLE_ONLY) != 0; 6488 final boolean isCallerInstantApp = 6489 instantAppPkgName != null; 6490 final boolean isTargetSameInstantApp = 6491 comp.getPackageName().equals(instantAppPkgName); 6492 final boolean isTargetInstantApp = 6493 (ai.applicationInfo.privateFlags 6494 & ApplicationInfo.PRIVATE_FLAG_INSTANT) != 0; 6495 final boolean isTargetVisibleToInstantApp = 6496 (ai.flags & ActivityInfo.FLAG_VISIBLE_TO_INSTANT_APP) != 0; 6497 final boolean isTargetExplicitlyVisibleToInstantApp = 6498 isTargetVisibleToInstantApp 6499 && (ai.flags & ActivityInfo.FLAG_IMPLICITLY_VISIBLE_TO_INSTANT_APP) == 0; 6500 final boolean isTargetHiddenFromInstantApp = 6501 !isTargetVisibleToInstantApp 6502 || (matchExplicitlyVisibleOnly && !isTargetExplicitlyVisibleToInstantApp); 6503 final boolean blockResolution = 6504 !isTargetSameInstantApp 6505 && ((!matchInstantApp && !isCallerInstantApp && isTargetInstantApp) 6506 || (matchVisibleToInstantAppOnly && isCallerInstantApp 6507 && isTargetHiddenFromInstantApp)); 6508 if (!blockResolution) { 6509 final ResolveInfo ri = new ResolveInfo(); 6510 ri.activityInfo = ai; 6511 list.add(ri); 6512 } 6513 } 6514 return applyPostResolutionFilter( 6515 list, instantAppPkgName, allowDynamicSplits, filterCallingUid, userId, intent); 6516 } 6517 6518 // reader 6519 boolean sortResult = false; 6520 boolean addInstant = false; 6521 List<ResolveInfo> result; 6522 synchronized (mPackages) { 6523 if (pkgName == null) { 6524 List<CrossProfileIntentFilter> matchingFilters = 6525 getMatchingCrossProfileIntentFilters(intent, resolvedType, userId); 6526 // Check for results that need to skip the current profile. 6527 ResolveInfo xpResolveInfo = querySkipCurrentProfileIntents(matchingFilters, intent, 6528 resolvedType, flags, userId); 6529 if (xpResolveInfo != null) { 6530 List<ResolveInfo> xpResult = new ArrayList<ResolveInfo>(1); 6531 xpResult.add(xpResolveInfo); 6532 return applyPostResolutionFilter( 6533 filterIfNotSystemUser(xpResult, userId), instantAppPkgName, 6534 allowDynamicSplits, filterCallingUid, userId, intent); 6535 } 6536 6537 // Check for results in the current profile. 6538 result = filterIfNotSystemUser(mActivities.queryIntent( 6539 intent, resolvedType, flags, userId), userId); 6540 addInstant = isInstantAppResolutionAllowed(intent, result, userId, 6541 false /*skipPackageCheck*/); 6542 // Check for cross profile results. 6543 boolean hasNonNegativePriorityResult = hasNonNegativePriority(result); 6544 xpResolveInfo = queryCrossProfileIntents( 6545 matchingFilters, intent, resolvedType, flags, userId, 6546 hasNonNegativePriorityResult); 6547 if (xpResolveInfo != null && isUserEnabled(xpResolveInfo.targetUserId)) { 6548 boolean isVisibleToUser = filterIfNotSystemUser( 6549 Collections.singletonList(xpResolveInfo), userId).size() > 0; 6550 if (isVisibleToUser) { 6551 result.add(xpResolveInfo); 6552 sortResult = true; 6553 } 6554 } 6555 if (intent.hasWebURI()) { 6556 CrossProfileDomainInfo xpDomainInfo = null; 6557 final UserInfo parent = getProfileParent(userId); 6558 if (parent != null) { 6559 xpDomainInfo = getCrossProfileDomainPreferredLpr(intent, resolvedType, 6560 flags, userId, parent.id); 6561 } 6562 if (xpDomainInfo != null) { 6563 if (xpResolveInfo != null) { 6564 // If we didn't remove it, the cross-profile ResolveInfo would be twice 6565 // in the result. 6566 result.remove(xpResolveInfo); 6567 } 6568 if (result.size() == 0 && !addInstant) { 6569 // No result in current profile, but found candidate in parent user. 6570 // And we are not going to add emphemeral app, so we can return the 6571 // result straight away. 6572 result.add(xpDomainInfo.resolveInfo); 6573 return applyPostResolutionFilter(result, instantAppPkgName, 6574 allowDynamicSplits, filterCallingUid, userId, intent); 6575 } 6576 } else if (result.size() <= 1 && !addInstant) { 6577 // No result in parent user and <= 1 result in current profile, and we 6578 // are not going to add emphemeral app, so we can return the result without 6579 // further processing. 6580 return applyPostResolutionFilter(result, instantAppPkgName, 6581 allowDynamicSplits, filterCallingUid, userId, intent); 6582 } 6583 // We have more than one candidate (combining results from current and parent 6584 // profile), so we need filtering and sorting. 6585 result = filterCandidatesWithDomainPreferredActivitiesLPr( 6586 intent, flags, result, xpDomainInfo, userId); 6587 sortResult = true; 6588 } 6589 } else { 6590 final PackageParser.Package pkg = mPackages.get(pkgName); 6591 result = null; 6592 if (pkg != null) { 6593 result = filterIfNotSystemUser( 6594 mActivities.queryIntentForPackage( 6595 intent, resolvedType, flags, pkg.activities, userId), 6596 userId); 6597 } 6598 if (result == null || result.size() == 0) { 6599 // the caller wants to resolve for a particular package; however, there 6600 // were no installed results, so, try to find an ephemeral result 6601 addInstant = isInstantAppResolutionAllowed( 6602 intent, null /*result*/, userId, true /*skipPackageCheck*/); 6603 if (result == null) { 6604 result = new ArrayList<>(); 6605 } 6606 } 6607 } 6608 } 6609 if (addInstant) { 6610 result = maybeAddInstantAppInstaller( 6611 result, intent, resolvedType, flags, userId, resolveForStart); 6612 } 6613 if (sortResult) { 6614 Collections.sort(result, mResolvePrioritySorter); 6615 } 6616 return applyPostResolutionFilter( 6617 result, instantAppPkgName, allowDynamicSplits, filterCallingUid, userId, intent); 6618 } 6619 6620 private List<ResolveInfo> maybeAddInstantAppInstaller(List<ResolveInfo> result, Intent intent, 6621 String resolvedType, int flags, int userId, boolean resolveForStart) { 6622 // first, check to see if we've got an instant app already installed 6623 final boolean alreadyResolvedLocally = (flags & PackageManager.MATCH_INSTANT) != 0; 6624 ResolveInfo localInstantApp = null; 6625 boolean blockResolution = false; 6626 if (!alreadyResolvedLocally) { 6627 final List<ResolveInfo> instantApps = mActivities.queryIntent(intent, resolvedType, 6628 flags 6629 | PackageManager.GET_RESOLVED_FILTER 6630 | PackageManager.MATCH_INSTANT 6631 | PackageManager.MATCH_VISIBLE_TO_INSTANT_APP_ONLY, 6632 userId); 6633 for (int i = instantApps.size() - 1; i >= 0; --i) { 6634 final ResolveInfo info = instantApps.get(i); 6635 final String packageName = info.activityInfo.packageName; 6636 final PackageSetting ps = mSettings.mPackages.get(packageName); 6637 if (ps.getInstantApp(userId)) { 6638 final long packedStatus = getDomainVerificationStatusLPr(ps, userId); 6639 final int status = (int)(packedStatus >> 32); 6640 if (status == INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_NEVER) { 6641 // there's a local instant application installed, but, the user has 6642 // chosen to never use it; skip resolution and don't acknowledge 6643 // an instant application is even available 6644 if (DEBUG_INSTANT) { 6645 Slog.v(TAG, "Instant app marked to never run; pkg: " + packageName); 6646 } 6647 blockResolution = true; 6648 break; 6649 } else { 6650 // we have a locally installed instant application; skip resolution 6651 // but acknowledge there's an instant application available 6652 if (DEBUG_INSTANT) { 6653 Slog.v(TAG, "Found installed instant app; pkg: " + packageName); 6654 } 6655 localInstantApp = info; 6656 break; 6657 } 6658 } 6659 } 6660 } 6661 // no app installed, let's see if one's available 6662 AuxiliaryResolveInfo auxiliaryResponse = null; 6663 if (!blockResolution) { 6664 if (localInstantApp == null) { 6665 // we don't have an instant app locally, resolve externally 6666 Trace.traceBegin(TRACE_TAG_PACKAGE_MANAGER, "resolveEphemeral"); 6667 final InstantAppRequest requestObject = new InstantAppRequest( 6668 null /*responseObj*/, intent /*origIntent*/, resolvedType, 6669 null /*callingPackage*/, userId, null /*verificationBundle*/, 6670 resolveForStart); 6671 auxiliaryResponse = InstantAppResolver.doInstantAppResolutionPhaseOne( 6672 mInstantAppResolverConnection, requestObject); 6673 Trace.traceEnd(TRACE_TAG_PACKAGE_MANAGER); 6674 } else { 6675 // we have an instant application locally, but, we can't admit that since 6676 // callers shouldn't be able to determine prior browsing. create a dummy 6677 // auxiliary response so the downstream code behaves as if there's an 6678 // instant application available externally. when it comes time to start 6679 // the instant application, we'll do the right thing. 6680 final ApplicationInfo ai = localInstantApp.activityInfo.applicationInfo; 6681 auxiliaryResponse = new AuxiliaryResolveInfo(null /* failureActivity */, 6682 ai.packageName, ai.versionCode, null /* splitName */); 6683 } 6684 } 6685 if (intent.isWebIntent() && auxiliaryResponse == null) { 6686 return result; 6687 } 6688 final PackageSetting ps = mSettings.mPackages.get(mInstantAppInstallerActivity.packageName); 6689 if (ps == null) { 6690 return result; 6691 } 6692 final ResolveInfo ephemeralInstaller = new ResolveInfo(mInstantAppInstallerInfo); 6693 ephemeralInstaller.activityInfo = PackageParser.generateActivityInfo( 6694 mInstantAppInstallerActivity, 0, ps.readUserState(userId), userId); 6695 ephemeralInstaller.match = IntentFilter.MATCH_CATEGORY_SCHEME_SPECIFIC_PART 6696 | IntentFilter.MATCH_ADJUSTMENT_NORMAL; 6697 // add a non-generic filter 6698 ephemeralInstaller.filter = new IntentFilter(); 6699 if (intent.getAction() != null) { 6700 ephemeralInstaller.filter.addAction(intent.getAction()); 6701 } 6702 if (intent.getData() != null && intent.getData().getPath() != null) { 6703 ephemeralInstaller.filter.addDataPath( 6704 intent.getData().getPath(), PatternMatcher.PATTERN_LITERAL); 6705 } 6706 ephemeralInstaller.isInstantAppAvailable = true; 6707 // make sure this resolver is the default 6708 ephemeralInstaller.isDefault = true; 6709 ephemeralInstaller.auxiliaryInfo = auxiliaryResponse; 6710 if (DEBUG_INSTANT) { 6711 Slog.v(TAG, "Adding ephemeral installer to the ResolveInfo list"); 6712 } 6713 6714 result.add(ephemeralInstaller); 6715 return result; 6716 } 6717 6718 private static class CrossProfileDomainInfo { 6719 /* ResolveInfo for IntentForwarderActivity to send the intent to the other profile */ 6720 ResolveInfo resolveInfo; 6721 /* Best domain verification status of the activities found in the other profile */ 6722 int bestDomainVerificationStatus; 6723 } 6724 6725 private CrossProfileDomainInfo getCrossProfileDomainPreferredLpr(Intent intent, 6726 String resolvedType, int flags, int sourceUserId, int parentUserId) { 6727 if (!sUserManager.hasUserRestriction(UserManager.ALLOW_PARENT_PROFILE_APP_LINKING, 6728 sourceUserId)) { 6729 return null; 6730 } 6731 List<ResolveInfo> resultTargetUser = mActivities.queryIntent(intent, 6732 resolvedType, flags, parentUserId); 6733 6734 if (resultTargetUser == null || resultTargetUser.isEmpty()) { 6735 return null; 6736 } 6737 CrossProfileDomainInfo result = null; 6738 int size = resultTargetUser.size(); 6739 for (int i = 0; i < size; i++) { 6740 ResolveInfo riTargetUser = resultTargetUser.get(i); 6741 // Intent filter verification is only for filters that specify a host. So don't return 6742 // those that handle all web uris. 6743 if (riTargetUser.handleAllWebDataURI) { 6744 continue; 6745 } 6746 String packageName = riTargetUser.activityInfo.packageName; 6747 PackageSetting ps = mSettings.mPackages.get(packageName); 6748 if (ps == null) { 6749 continue; 6750 } 6751 long verificationState = getDomainVerificationStatusLPr(ps, parentUserId); 6752 int status = (int)(verificationState >> 32); 6753 if (result == null) { 6754 result = new CrossProfileDomainInfo(); 6755 result.resolveInfo = createForwardingResolveInfoUnchecked(new IntentFilter(), 6756 sourceUserId, parentUserId); 6757 result.bestDomainVerificationStatus = status; 6758 } else { 6759 result.bestDomainVerificationStatus = bestDomainVerificationStatus(status, 6760 result.bestDomainVerificationStatus); 6761 } 6762 } 6763 // Don't consider matches with status NEVER across profiles. 6764 if (result != null && result.bestDomainVerificationStatus 6765 == INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_NEVER) { 6766 return null; 6767 } 6768 return result; 6769 } 6770 6771 /** 6772 * Verification statuses are ordered from the worse to the best, except for 6773 * INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_NEVER, which is the worse. 6774 */ 6775 private int bestDomainVerificationStatus(int status1, int status2) { 6776 if (status1 == INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_NEVER) { 6777 return status2; 6778 } 6779 if (status2 == INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_NEVER) { 6780 return status1; 6781 } 6782 return (int) MathUtils.max(status1, status2); 6783 } 6784 6785 private boolean isUserEnabled(int userId) { 6786 long callingId = Binder.clearCallingIdentity(); 6787 try { 6788 UserInfo userInfo = sUserManager.getUserInfo(userId); 6789 return userInfo != null && userInfo.isEnabled(); 6790 } finally { 6791 Binder.restoreCallingIdentity(callingId); 6792 } 6793 } 6794 6795 /** 6796 * Filter out activities with systemUserOnly flag set, when current user is not System. 6797 * 6798 * @return filtered list 6799 */ 6800 private List<ResolveInfo> filterIfNotSystemUser(List<ResolveInfo> resolveInfos, int userId) { 6801 if (userId == UserHandle.USER_SYSTEM) { 6802 return resolveInfos; 6803 } 6804 for (int i = resolveInfos.size() - 1; i >= 0; i--) { 6805 ResolveInfo info = resolveInfos.get(i); 6806 if ((info.activityInfo.flags & ActivityInfo.FLAG_SYSTEM_USER_ONLY) != 0) { 6807 resolveInfos.remove(i); 6808 } 6809 } 6810 return resolveInfos; 6811 } 6812 6813 /** 6814 * Filters out ephemeral activities. 6815 * <p>When resolving for an ephemeral app, only activities that 1) are defined in the 6816 * ephemeral app or 2) marked with {@code visibleToEphemeral} are returned. 6817 * 6818 * @param resolveInfos The pre-filtered list of resolved activities 6819 * @param ephemeralPkgName The ephemeral package name. If {@code null}, no filtering 6820 * is performed. 6821 * @param intent 6822 * @return A filtered list of resolved activities. 6823 */ 6824 private List<ResolveInfo> applyPostResolutionFilter(List<ResolveInfo> resolveInfos, 6825 String ephemeralPkgName, boolean allowDynamicSplits, int filterCallingUid, int userId, 6826 Intent intent) { 6827 final boolean blockInstant = intent.isWebIntent() && areWebInstantAppsDisabled(); 6828 for (int i = resolveInfos.size() - 1; i >= 0; i--) { 6829 final ResolveInfo info = resolveInfos.get(i); 6830 // remove locally resolved instant app web results when disabled 6831 if (info.isInstantAppAvailable && blockInstant) { 6832 resolveInfos.remove(i); 6833 continue; 6834 } 6835 // allow activities that are defined in the provided package 6836 if (allowDynamicSplits 6837 && info.activityInfo != null 6838 && info.activityInfo.splitName != null 6839 && !ArrayUtils.contains(info.activityInfo.applicationInfo.splitNames, 6840 info.activityInfo.splitName)) { 6841 if (mInstantAppInstallerActivity == null) { 6842 if (DEBUG_INSTALL) { 6843 Slog.v(TAG, "No installer - not adding it to the ResolveInfo list"); 6844 } 6845 resolveInfos.remove(i); 6846 continue; 6847 } 6848 // requested activity is defined in a split that hasn't been installed yet. 6849 // add the installer to the resolve list 6850 if (DEBUG_INSTALL) { 6851 Slog.v(TAG, "Adding installer to the ResolveInfo list"); 6852 } 6853 final ResolveInfo installerInfo = new ResolveInfo( 6854 mInstantAppInstallerInfo); 6855 final ComponentName installFailureActivity = findInstallFailureActivity( 6856 info.activityInfo.packageName, filterCallingUid, userId); 6857 installerInfo.auxiliaryInfo = new AuxiliaryResolveInfo( 6858 installFailureActivity, 6859 info.activityInfo.packageName, 6860 info.activityInfo.applicationInfo.versionCode, 6861 info.activityInfo.splitName); 6862 installerInfo.match = IntentFilter.MATCH_CATEGORY_SCHEME_SPECIFIC_PART 6863 | IntentFilter.MATCH_ADJUSTMENT_NORMAL; 6864 // add a non-generic filter 6865 installerInfo.filter = new IntentFilter(); 6866 6867 // This resolve info may appear in the chooser UI, so let us make it 6868 // look as the one it replaces as far as the user is concerned which 6869 // requires loading the correct label and icon for the resolve info. 6870 installerInfo.resolvePackageName = info.getComponentInfo().packageName; 6871 installerInfo.labelRes = info.resolveLabelResId(); 6872 installerInfo.icon = info.resolveIconResId(); 6873 6874 // propagate priority/preferred order/default 6875 installerInfo.priority = info.priority; 6876 installerInfo.preferredOrder = info.preferredOrder; 6877 installerInfo.isDefault = info.isDefault; 6878 installerInfo.isInstantAppAvailable = true; 6879 resolveInfos.set(i, installerInfo); 6880 continue; 6881 } 6882 // caller is a full app, don't need to apply any other filtering 6883 if (ephemeralPkgName == null) { 6884 continue; 6885 } else if (ephemeralPkgName.equals(info.activityInfo.packageName)) { 6886 // caller is same app; don't need to apply any other filtering 6887 continue; 6888 } 6889 // allow activities that have been explicitly exposed to ephemeral apps 6890 final boolean isEphemeralApp = info.activityInfo.applicationInfo.isInstantApp(); 6891 if (!isEphemeralApp 6892 && ((info.activityInfo.flags & ActivityInfo.FLAG_VISIBLE_TO_INSTANT_APP) != 0)) { 6893 continue; 6894 } 6895 resolveInfos.remove(i); 6896 } 6897 return resolveInfos; 6898 } 6899 6900 /** 6901 * Returns the activity component that can handle install failures. 6902 * <p>By default, the instant application installer handles failures. However, an 6903 * application may want to handle failures on its own. Applications do this by 6904 * creating an activity with an intent filter that handles the action 6905 * {@link Intent#ACTION_INSTALL_FAILURE}. 6906 */ 6907 private @Nullable ComponentName findInstallFailureActivity( 6908 String packageName, int filterCallingUid, int userId) { 6909 final Intent failureActivityIntent = new Intent(Intent.ACTION_INSTALL_FAILURE); 6910 failureActivityIntent.setPackage(packageName); 6911 // IMPORTANT: disallow dynamic splits to avoid an infinite loop 6912 final List<ResolveInfo> result = queryIntentActivitiesInternal( 6913 failureActivityIntent, null /*resolvedType*/, 0 /*flags*/, filterCallingUid, userId, 6914 false /*resolveForStart*/, false /*allowDynamicSplits*/); 6915 final int NR = result.size(); 6916 if (NR > 0) { 6917 for (int i = 0; i < NR; i++) { 6918 final ResolveInfo info = result.get(i); 6919 if (info.activityInfo.splitName != null) { 6920 continue; 6921 } 6922 return new ComponentName(packageName, info.activityInfo.name); 6923 } 6924 } 6925 return null; 6926 } 6927 6928 /** 6929 * @param resolveInfos list of resolve infos in descending priority order 6930 * @return if the list contains a resolve info with non-negative priority 6931 */ 6932 private boolean hasNonNegativePriority(List<ResolveInfo> resolveInfos) { 6933 return resolveInfos.size() > 0 && resolveInfos.get(0).priority >= 0; 6934 } 6935 6936 private List<ResolveInfo> filterCandidatesWithDomainPreferredActivitiesLPr(Intent intent, 6937 int matchFlags, List<ResolveInfo> candidates, CrossProfileDomainInfo xpDomainInfo, 6938 int userId) { 6939 final boolean debug = (intent.getFlags() & Intent.FLAG_DEBUG_LOG_RESOLUTION) != 0; 6940 6941 if (DEBUG_PREFERRED || DEBUG_DOMAIN_VERIFICATION) { 6942 Slog.v(TAG, "Filtering results with preferred activities. Candidates count: " + 6943 candidates.size()); 6944 } 6945 6946 ArrayList<ResolveInfo> result = new ArrayList<ResolveInfo>(); 6947 ArrayList<ResolveInfo> alwaysList = new ArrayList<ResolveInfo>(); 6948 ArrayList<ResolveInfo> undefinedList = new ArrayList<ResolveInfo>(); 6949 ArrayList<ResolveInfo> alwaysAskList = new ArrayList<ResolveInfo>(); 6950 ArrayList<ResolveInfo> neverList = new ArrayList<ResolveInfo>(); 6951 ArrayList<ResolveInfo> matchAllList = new ArrayList<ResolveInfo>(); 6952 6953 synchronized (mPackages) { 6954 final int count = candidates.size(); 6955 // First, try to use linked apps. Partition the candidates into four lists: 6956 // one for the final results, one for the "do not use ever", one for "undefined status" 6957 // and finally one for "browser app type". 6958 for (int n=0; n<count; n++) { 6959 ResolveInfo info = candidates.get(n); 6960 String packageName = info.activityInfo.packageName; 6961 PackageSetting ps = mSettings.mPackages.get(packageName); 6962 if (ps != null) { 6963 // Add to the special match all list (Browser use case) 6964 if (info.handleAllWebDataURI) { 6965 matchAllList.add(info); 6966 continue; 6967 } 6968 // Try to get the status from User settings first 6969 long packedStatus = getDomainVerificationStatusLPr(ps, userId); 6970 int status = (int)(packedStatus >> 32); 6971 int linkGeneration = (int)(packedStatus & 0xFFFFFFFF); 6972 if (status == INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_ALWAYS) { 6973 if (DEBUG_DOMAIN_VERIFICATION || debug) { 6974 Slog.i(TAG, " + always: " + info.activityInfo.packageName 6975 + " : linkgen=" + linkGeneration); 6976 } 6977 // Use link-enabled generation as preferredOrder, i.e. 6978 // prefer newly-enabled over earlier-enabled. 6979 info.preferredOrder = linkGeneration; 6980 alwaysList.add(info); 6981 } else if (status == INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_NEVER) { 6982 if (DEBUG_DOMAIN_VERIFICATION || debug) { 6983 Slog.i(TAG, " + never: " + info.activityInfo.packageName); 6984 } 6985 neverList.add(info); 6986 } else if (status == INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_ALWAYS_ASK) { 6987 if (DEBUG_DOMAIN_VERIFICATION || debug) { 6988 Slog.i(TAG, " + always-ask: " + info.activityInfo.packageName); 6989 } 6990 alwaysAskList.add(info); 6991 } else if (status == INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_UNDEFINED || 6992 status == INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_ASK) { 6993 if (DEBUG_DOMAIN_VERIFICATION || debug) { 6994 Slog.i(TAG, " + ask: " + info.activityInfo.packageName); 6995 } 6996 undefinedList.add(info); 6997 } 6998 } 6999 } 7000 7001 // We'll want to include browser possibilities in a few cases 7002 boolean includeBrowser = false; 7003 7004 // First try to add the "always" resolution(s) for the current user, if any 7005 if (alwaysList.size() > 0) { 7006 result.addAll(alwaysList); 7007 } else { 7008 // Add all undefined apps as we want them to appear in the disambiguation dialog. 7009 result.addAll(undefinedList); 7010 // Maybe add one for the other profile. 7011 if (xpDomainInfo != null && ( 7012 xpDomainInfo.bestDomainVerificationStatus 7013 != INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_NEVER)) { 7014 result.add(xpDomainInfo.resolveInfo); 7015 } 7016 includeBrowser = true; 7017 } 7018 7019 // The presence of any 'always ask' alternatives means we'll also offer browsers. 7020 // If there were 'always' entries their preferred order has been set, so we also 7021 // back that off to make the alternatives equivalent 7022 if (alwaysAskList.size() > 0) { 7023 for (ResolveInfo i : result) { 7024 i.preferredOrder = 0; 7025 } 7026 result.addAll(alwaysAskList); 7027 includeBrowser = true; 7028 } 7029 7030 if (includeBrowser) { 7031 // Also add browsers (all of them or only the default one) 7032 if (DEBUG_DOMAIN_VERIFICATION) { 7033 Slog.v(TAG, " ...including browsers in candidate set"); 7034 } 7035 if ((matchFlags & MATCH_ALL) != 0) { 7036 result.addAll(matchAllList); 7037 } else { 7038 // Browser/generic handling case. If there's a default browser, go straight 7039 // to that (but only if there is no other higher-priority match). 7040 final String defaultBrowserPackageName = getDefaultBrowserPackageName(userId); 7041 int maxMatchPrio = 0; 7042 ResolveInfo defaultBrowserMatch = null; 7043 final int numCandidates = matchAllList.size(); 7044 for (int n = 0; n < numCandidates; n++) { 7045 ResolveInfo info = matchAllList.get(n); 7046 // track the highest overall match priority... 7047 if (info.priority > maxMatchPrio) { 7048 maxMatchPrio = info.priority; 7049 } 7050 // ...and the highest-priority default browser match 7051 if (info.activityInfo.packageName.equals(defaultBrowserPackageName)) { 7052 if (defaultBrowserMatch == null 7053 || (defaultBrowserMatch.priority < info.priority)) { 7054 if (debug) { 7055 Slog.v(TAG, "Considering default browser match " + info); 7056 } 7057 defaultBrowserMatch = info; 7058 } 7059 } 7060 } 7061 if (defaultBrowserMatch != null 7062 && defaultBrowserMatch.priority >= maxMatchPrio 7063 && !TextUtils.isEmpty(defaultBrowserPackageName)) 7064 { 7065 if (debug) { 7066 Slog.v(TAG, "Default browser match " + defaultBrowserMatch); 7067 } 7068 result.add(defaultBrowserMatch); 7069 } else { 7070 result.addAll(matchAllList); 7071 } 7072 } 7073 7074 // If there is nothing selected, add all candidates and remove the ones that the user 7075 // has explicitly put into the INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_NEVER state 7076 if (result.size() == 0) { 7077 result.addAll(candidates); 7078 result.removeAll(neverList); 7079 } 7080 } 7081 } 7082 if (DEBUG_PREFERRED || DEBUG_DOMAIN_VERIFICATION) { 7083 Slog.v(TAG, "Filtered results with preferred activities. New candidates count: " + 7084 result.size()); 7085 for (ResolveInfo info : result) { 7086 Slog.v(TAG, " + " + info.activityInfo); 7087 } 7088 } 7089 return result; 7090 } 7091 7092 // Returns a packed value as a long: 7093 // 7094 // high 'int'-sized word: link status: undefined/ask/never/always. 7095 // low 'int'-sized word: relative priority among 'always' results. 7096 private long getDomainVerificationStatusLPr(PackageSetting ps, int userId) { 7097 long result = ps.getDomainVerificationStatusForUser(userId); 7098 // if none available, get the master status 7099 if (result >> 32 == INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_UNDEFINED) { 7100 if (ps.getIntentFilterVerificationInfo() != null) { 7101 result = ((long)ps.getIntentFilterVerificationInfo().getStatus()) << 32; 7102 } 7103 } 7104 return result; 7105 } 7106 7107 private ResolveInfo querySkipCurrentProfileIntents( 7108 List<CrossProfileIntentFilter> matchingFilters, Intent intent, String resolvedType, 7109 int flags, int sourceUserId) { 7110 if (matchingFilters != null) { 7111 int size = matchingFilters.size(); 7112 for (int i = 0; i < size; i ++) { 7113 CrossProfileIntentFilter filter = matchingFilters.get(i); 7114 if ((filter.getFlags() & PackageManager.SKIP_CURRENT_PROFILE) != 0) { 7115 // Checking if there are activities in the target user that can handle the 7116 // intent. 7117 ResolveInfo resolveInfo = createForwardingResolveInfo(filter, intent, 7118 resolvedType, flags, sourceUserId); 7119 if (resolveInfo != null) { 7120 return resolveInfo; 7121 } 7122 } 7123 } 7124 } 7125 return null; 7126 } 7127 7128 // Return matching ResolveInfo in target user if any. 7129 private ResolveInfo queryCrossProfileIntents( 7130 List<CrossProfileIntentFilter> matchingFilters, Intent intent, String resolvedType, 7131 int flags, int sourceUserId, boolean matchInCurrentProfile) { 7132 if (matchingFilters != null) { 7133 // Two {@link CrossProfileIntentFilter}s can have the same targetUserId and 7134 // match the same intent. For performance reasons, it is better not to 7135 // run queryIntent twice for the same userId 7136 SparseBooleanArray alreadyTriedUserIds = new SparseBooleanArray(); 7137 int size = matchingFilters.size(); 7138 for (int i = 0; i < size; i++) { 7139 CrossProfileIntentFilter filter = matchingFilters.get(i); 7140 int targetUserId = filter.getTargetUserId(); 7141 boolean skipCurrentProfile = 7142 (filter.getFlags() & PackageManager.SKIP_CURRENT_PROFILE) != 0; 7143 boolean skipCurrentProfileIfNoMatchFound = 7144 (filter.getFlags() & PackageManager.ONLY_IF_NO_MATCH_FOUND) != 0; 7145 if (!skipCurrentProfile && !alreadyTriedUserIds.get(targetUserId) 7146 && (!skipCurrentProfileIfNoMatchFound || !matchInCurrentProfile)) { 7147 // Checking if there are activities in the target user that can handle the 7148 // intent. 7149 ResolveInfo resolveInfo = createForwardingResolveInfo(filter, intent, 7150 resolvedType, flags, sourceUserId); 7151 if (resolveInfo != null) return resolveInfo; 7152 alreadyTriedUserIds.put(targetUserId, true); 7153 } 7154 } 7155 } 7156 return null; 7157 } 7158 7159 /** 7160 * If the filter's target user can handle the intent and is enabled: returns a ResolveInfo that 7161 * will forward the intent to the filter's target user. 7162 * Otherwise, returns null. 7163 */ 7164 private ResolveInfo createForwardingResolveInfo(CrossProfileIntentFilter filter, Intent intent, 7165 String resolvedType, int flags, int sourceUserId) { 7166 int targetUserId = filter.getTargetUserId(); 7167 List<ResolveInfo> resultTargetUser = mActivities.queryIntent(intent, 7168 resolvedType, flags, targetUserId); 7169 if (resultTargetUser != null && isUserEnabled(targetUserId)) { 7170 // If all the matches in the target profile are suspended, return null. 7171 for (int i = resultTargetUser.size() - 1; i >= 0; i--) { 7172 if ((resultTargetUser.get(i).activityInfo.applicationInfo.flags 7173 & ApplicationInfo.FLAG_SUSPENDED) == 0) { 7174 return createForwardingResolveInfoUnchecked(filter, sourceUserId, 7175 targetUserId); 7176 } 7177 } 7178 } 7179 return null; 7180 } 7181 7182 private ResolveInfo createForwardingResolveInfoUnchecked(IntentFilter filter, 7183 int sourceUserId, int targetUserId) { 7184 ResolveInfo forwardingResolveInfo = new ResolveInfo(); 7185 long ident = Binder.clearCallingIdentity(); 7186 boolean targetIsProfile; 7187 try { 7188 targetIsProfile = sUserManager.getUserInfo(targetUserId).isManagedProfile(); 7189 } finally { 7190 Binder.restoreCallingIdentity(ident); 7191 } 7192 String className; 7193 if (targetIsProfile) { 7194 className = FORWARD_INTENT_TO_MANAGED_PROFILE; 7195 } else { 7196 className = FORWARD_INTENT_TO_PARENT; 7197 } 7198 ComponentName forwardingActivityComponentName = new ComponentName( 7199 mAndroidApplication.packageName, className); 7200 ActivityInfo forwardingActivityInfo = getActivityInfo(forwardingActivityComponentName, 0, 7201 sourceUserId); 7202 if (!targetIsProfile) { 7203 forwardingActivityInfo.showUserIcon = targetUserId; 7204 forwardingResolveInfo.noResourceId = true; 7205 } 7206 forwardingResolveInfo.activityInfo = forwardingActivityInfo; 7207 forwardingResolveInfo.priority = 0; 7208 forwardingResolveInfo.preferredOrder = 0; 7209 forwardingResolveInfo.match = 0; 7210 forwardingResolveInfo.isDefault = true; 7211 forwardingResolveInfo.filter = filter; 7212 forwardingResolveInfo.targetUserId = targetUserId; 7213 return forwardingResolveInfo; 7214 } 7215 7216 @Override 7217 public @NonNull ParceledListSlice<ResolveInfo> queryIntentActivityOptions(ComponentName caller, 7218 Intent[] specifics, String[] specificTypes, Intent intent, 7219 String resolvedType, int flags, int userId) { 7220 return new ParceledListSlice<>(queryIntentActivityOptionsInternal(caller, specifics, 7221 specificTypes, intent, resolvedType, flags, userId)); 7222 } 7223 7224 private @NonNull List<ResolveInfo> queryIntentActivityOptionsInternal(ComponentName caller, 7225 Intent[] specifics, String[] specificTypes, Intent intent, 7226 String resolvedType, int flags, int userId) { 7227 if (!sUserManager.exists(userId)) return Collections.emptyList(); 7228 final int callingUid = Binder.getCallingUid(); 7229 flags = updateFlagsForResolve(flags, userId, intent, callingUid, 7230 false /*includeInstantApps*/); 7231 mPermissionManager.enforceCrossUserPermission(callingUid, userId, 7232 false /*requireFullPermission*/, false /*checkShell*/, 7233 "query intent activity options"); 7234 final String resultsAction = intent.getAction(); 7235 7236 final List<ResolveInfo> results = queryIntentActivitiesInternal(intent, resolvedType, flags 7237 | PackageManager.GET_RESOLVED_FILTER, userId); 7238 7239 if (DEBUG_INTENT_MATCHING) { 7240 Log.v(TAG, "Query " + intent + ": " + results); 7241 } 7242 7243 int specificsPos = 0; 7244 int N; 7245 7246 // todo: note that the algorithm used here is O(N^2). This 7247 // isn't a problem in our current environment, but if we start running 7248 // into situations where we have more than 5 or 10 matches then this 7249 // should probably be changed to something smarter... 7250 7251 // First we go through and resolve each of the specific items 7252 // that were supplied, taking care of removing any corresponding 7253 // duplicate items in the generic resolve list. 7254 if (specifics != null) { 7255 for (int i=0; i<specifics.length; i++) { 7256 final Intent sintent = specifics[i]; 7257 if (sintent == null) { 7258 continue; 7259 } 7260 7261 if (DEBUG_INTENT_MATCHING) { 7262 Log.v(TAG, "Specific #" + i + ": " + sintent); 7263 } 7264 7265 String action = sintent.getAction(); 7266 if (resultsAction != null && resultsAction.equals(action)) { 7267 // If this action was explicitly requested, then don't 7268 // remove things that have it. 7269 action = null; 7270 } 7271 7272 ResolveInfo ri = null; 7273 ActivityInfo ai = null; 7274 7275 ComponentName comp = sintent.getComponent(); 7276 if (comp == null) { 7277 ri = resolveIntent( 7278 sintent, 7279 specificTypes != null ? specificTypes[i] : null, 7280 flags, userId); 7281 if (ri == null) { 7282 continue; 7283 } 7284 if (ri == mResolveInfo) { 7285 // ACK! Must do something better with this. 7286 } 7287 ai = ri.activityInfo; 7288 comp = new ComponentName(ai.applicationInfo.packageName, 7289 ai.name); 7290 } else { 7291 ai = getActivityInfo(comp, flags, userId); 7292 if (ai == null) { 7293 continue; 7294 } 7295 } 7296 7297 // Look for any generic query activities that are duplicates 7298 // of this specific one, and remove them from the results. 7299 if (DEBUG_INTENT_MATCHING) Log.v(TAG, "Specific #" + i + ": " + ai); 7300 N = results.size(); 7301 int j; 7302 for (j=specificsPos; j<N; j++) { 7303 ResolveInfo sri = results.get(j); 7304 if ((sri.activityInfo.name.equals(comp.getClassName()) 7305 && sri.activityInfo.applicationInfo.packageName.equals( 7306 comp.getPackageName())) 7307 || (action != null && sri.filter.matchAction(action))) { 7308 results.remove(j); 7309 if (DEBUG_INTENT_MATCHING) Log.v( 7310 TAG, "Removing duplicate item from " + j 7311 + " due to specific " + specificsPos); 7312 if (ri == null) { 7313 ri = sri; 7314 } 7315 j--; 7316 N--; 7317 } 7318 } 7319 7320 // Add this specific item to its proper place. 7321 if (ri == null) { 7322 ri = new ResolveInfo(); 7323 ri.activityInfo = ai; 7324 } 7325 results.add(specificsPos, ri); 7326 ri.specificIndex = i; 7327 specificsPos++; 7328 } 7329 } 7330 7331 // Now we go through the remaining generic results and remove any 7332 // duplicate actions that are found here. 7333 N = results.size(); 7334 for (int i=specificsPos; i<N-1; i++) { 7335 final ResolveInfo rii = results.get(i); 7336 if (rii.filter == null) { 7337 continue; 7338 } 7339 7340 // Iterate over all of the actions of this result's intent 7341 // filter... typically this should be just one. 7342 final Iterator<String> it = rii.filter.actionsIterator(); 7343 if (it == null) { 7344 continue; 7345 } 7346 while (it.hasNext()) { 7347 final String action = it.next(); 7348 if (resultsAction != null && resultsAction.equals(action)) { 7349 // If this action was explicitly requested, then don't 7350 // remove things that have it. 7351 continue; 7352 } 7353 for (int j=i+1; j<N; j++) { 7354 final ResolveInfo rij = results.get(j); 7355 if (rij.filter != null && rij.filter.hasAction(action)) { 7356 results.remove(j); 7357 if (DEBUG_INTENT_MATCHING) Log.v( 7358 TAG, "Removing duplicate item from " + j 7359 + " due to action " + action + " at " + i); 7360 j--; 7361 N--; 7362 } 7363 } 7364 } 7365 7366 // If the caller didn't request filter information, drop it now 7367 // so we don't have to marshall/unmarshall it. 7368 if ((flags&PackageManager.GET_RESOLVED_FILTER) == 0) { 7369 rii.filter = null; 7370 } 7371 } 7372 7373 // Filter out the caller activity if so requested. 7374 if (caller != null) { 7375 N = results.size(); 7376 for (int i=0; i<N; i++) { 7377 ActivityInfo ainfo = results.get(i).activityInfo; 7378 if (caller.getPackageName().equals(ainfo.applicationInfo.packageName) 7379 && caller.getClassName().equals(ainfo.name)) { 7380 results.remove(i); 7381 break; 7382 } 7383 } 7384 } 7385 7386 // If the caller didn't request filter information, 7387 // drop them now so we don't have to 7388 // marshall/unmarshall it. 7389 if ((flags&PackageManager.GET_RESOLVED_FILTER) == 0) { 7390 N = results.size(); 7391 for (int i=0; i<N; i++) { 7392 results.get(i).filter = null; 7393 } 7394 } 7395 7396 if (DEBUG_INTENT_MATCHING) Log.v(TAG, "Result: " + results); 7397 return results; 7398 } 7399 7400 @Override 7401 public @NonNull ParceledListSlice<ResolveInfo> queryIntentReceivers(Intent intent, 7402 String resolvedType, int flags, int userId) { 7403 return new ParceledListSlice<>( 7404 queryIntentReceiversInternal(intent, resolvedType, flags, userId, 7405 false /*allowDynamicSplits*/)); 7406 } 7407 7408 private @NonNull List<ResolveInfo> queryIntentReceiversInternal(Intent intent, 7409 String resolvedType, int flags, int userId, boolean allowDynamicSplits) { 7410 if (!sUserManager.exists(userId)) return Collections.emptyList(); 7411 final int callingUid = Binder.getCallingUid(); 7412 mPermissionManager.enforceCrossUserPermission(callingUid, userId, 7413 false /*requireFullPermission*/, false /*checkShell*/, 7414 "query intent receivers"); 7415 final String instantAppPkgName = getInstantAppPackageName(callingUid); 7416 flags = updateFlagsForResolve(flags, userId, intent, callingUid, 7417 false /*includeInstantApps*/); 7418 ComponentName comp = intent.getComponent(); 7419 if (comp == null) { 7420 if (intent.getSelector() != null) { 7421 intent = intent.getSelector(); 7422 comp = intent.getComponent(); 7423 } 7424 } 7425 if (comp != null) { 7426 final List<ResolveInfo> list = new ArrayList<ResolveInfo>(1); 7427 final ActivityInfo ai = getReceiverInfo(comp, flags, userId); 7428 if (ai != null) { 7429 // When specifying an explicit component, we prevent the activity from being 7430 // used when either 1) the calling package is normal and the activity is within 7431 // an instant application or 2) the calling package is ephemeral and the 7432 // activity is not visible to instant applications. 7433 final boolean matchInstantApp = 7434 (flags & PackageManager.MATCH_INSTANT) != 0; 7435 final boolean matchVisibleToInstantAppOnly = 7436 (flags & PackageManager.MATCH_VISIBLE_TO_INSTANT_APP_ONLY) != 0; 7437 final boolean matchExplicitlyVisibleOnly = 7438 (flags & PackageManager.MATCH_EXPLICITLY_VISIBLE_ONLY) != 0; 7439 final boolean isCallerInstantApp = 7440 instantAppPkgName != null; 7441 final boolean isTargetSameInstantApp = 7442 comp.getPackageName().equals(instantAppPkgName); 7443 final boolean isTargetInstantApp = 7444 (ai.applicationInfo.privateFlags 7445 & ApplicationInfo.PRIVATE_FLAG_INSTANT) != 0; 7446 final boolean isTargetVisibleToInstantApp = 7447 (ai.flags & ActivityInfo.FLAG_VISIBLE_TO_INSTANT_APP) != 0; 7448 final boolean isTargetExplicitlyVisibleToInstantApp = 7449 isTargetVisibleToInstantApp 7450 && (ai.flags & ActivityInfo.FLAG_IMPLICITLY_VISIBLE_TO_INSTANT_APP) == 0; 7451 final boolean isTargetHiddenFromInstantApp = 7452 !isTargetVisibleToInstantApp 7453 || (matchExplicitlyVisibleOnly && !isTargetExplicitlyVisibleToInstantApp); 7454 final boolean blockResolution = 7455 !isTargetSameInstantApp 7456 && ((!matchInstantApp && !isCallerInstantApp && isTargetInstantApp) 7457 || (matchVisibleToInstantAppOnly && isCallerInstantApp 7458 && isTargetHiddenFromInstantApp)); 7459 if (!blockResolution) { 7460 ResolveInfo ri = new ResolveInfo(); 7461 ri.activityInfo = ai; 7462 list.add(ri); 7463 } 7464 } 7465 return applyPostResolutionFilter( 7466 list, instantAppPkgName, allowDynamicSplits, callingUid, userId, intent); 7467 } 7468 7469 // reader 7470 synchronized (mPackages) { 7471 String pkgName = intent.getPackage(); 7472 if (pkgName == null) { 7473 final List<ResolveInfo> result = 7474 mReceivers.queryIntent(intent, resolvedType, flags, userId); 7475 return applyPostResolutionFilter( 7476 result, instantAppPkgName, allowDynamicSplits, callingUid, userId, intent); 7477 } 7478 final PackageParser.Package pkg = mPackages.get(pkgName); 7479 if (pkg != null) { 7480 final List<ResolveInfo> result = mReceivers.queryIntentForPackage( 7481 intent, resolvedType, flags, pkg.receivers, userId); 7482 return applyPostResolutionFilter( 7483 result, instantAppPkgName, allowDynamicSplits, callingUid, userId, intent); 7484 } 7485 return Collections.emptyList(); 7486 } 7487 } 7488 7489 @Override 7490 public ResolveInfo resolveService(Intent intent, String resolvedType, int flags, int userId) { 7491 final int callingUid = Binder.getCallingUid(); 7492 return resolveServiceInternal(intent, resolvedType, flags, userId, callingUid); 7493 } 7494 7495 private ResolveInfo resolveServiceInternal(Intent intent, String resolvedType, int flags, 7496 int userId, int callingUid) { 7497 if (!sUserManager.exists(userId)) return null; 7498 flags = updateFlagsForResolve( 7499 flags, userId, intent, callingUid, false /*includeInstantApps*/); 7500 List<ResolveInfo> query = queryIntentServicesInternal( 7501 intent, resolvedType, flags, userId, callingUid, false /*includeInstantApps*/); 7502 if (query != null) { 7503 if (query.size() >= 1) { 7504 // If there is more than one service with the same priority, 7505 // just arbitrarily pick the first one. 7506 return query.get(0); 7507 } 7508 } 7509 return null; 7510 } 7511 7512 @Override 7513 public @NonNull ParceledListSlice<ResolveInfo> queryIntentServices(Intent intent, 7514 String resolvedType, int flags, int userId) { 7515 final int callingUid = Binder.getCallingUid(); 7516 return new ParceledListSlice<>(queryIntentServicesInternal( 7517 intent, resolvedType, flags, userId, callingUid, false /*includeInstantApps*/)); 7518 } 7519 7520 private @NonNull List<ResolveInfo> queryIntentServicesInternal(Intent intent, 7521 String resolvedType, int flags, int userId, int callingUid, 7522 boolean includeInstantApps) { 7523 if (!sUserManager.exists(userId)) return Collections.emptyList(); 7524 mPermissionManager.enforceCrossUserPermission(callingUid, userId, 7525 false /*requireFullPermission*/, false /*checkShell*/, 7526 "query intent receivers"); 7527 final String instantAppPkgName = getInstantAppPackageName(callingUid); 7528 flags = updateFlagsForResolve(flags, userId, intent, callingUid, includeInstantApps); 7529 ComponentName comp = intent.getComponent(); 7530 if (comp == null) { 7531 if (intent.getSelector() != null) { 7532 intent = intent.getSelector(); 7533 comp = intent.getComponent(); 7534 } 7535 } 7536 if (comp != null) { 7537 final List<ResolveInfo> list = new ArrayList<ResolveInfo>(1); 7538 final ServiceInfo si = getServiceInfo(comp, flags, userId); 7539 if (si != null) { 7540 // When specifying an explicit component, we prevent the service from being 7541 // used when either 1) the service is in an instant application and the 7542 // caller is not the same instant application or 2) the calling package is 7543 // ephemeral and the activity is not visible to ephemeral applications. 7544 final boolean matchInstantApp = 7545 (flags & PackageManager.MATCH_INSTANT) != 0; 7546 final boolean matchVisibleToInstantAppOnly = 7547 (flags & PackageManager.MATCH_VISIBLE_TO_INSTANT_APP_ONLY) != 0; 7548 final boolean isCallerInstantApp = 7549 instantAppPkgName != null; 7550 final boolean isTargetSameInstantApp = 7551 comp.getPackageName().equals(instantAppPkgName); 7552 final boolean isTargetInstantApp = 7553 (si.applicationInfo.privateFlags 7554 & ApplicationInfo.PRIVATE_FLAG_INSTANT) != 0; 7555 final boolean isTargetHiddenFromInstantApp = 7556 (si.flags & ServiceInfo.FLAG_VISIBLE_TO_INSTANT_APP) == 0; 7557 final boolean blockResolution = 7558 !isTargetSameInstantApp 7559 && ((!matchInstantApp && !isCallerInstantApp && isTargetInstantApp) 7560 || (matchVisibleToInstantAppOnly && isCallerInstantApp 7561 && isTargetHiddenFromInstantApp)); 7562 if (!blockResolution) { 7563 final ResolveInfo ri = new ResolveInfo(); 7564 ri.serviceInfo = si; 7565 list.add(ri); 7566 } 7567 } 7568 return list; 7569 } 7570 7571 // reader 7572 synchronized (mPackages) { 7573 String pkgName = intent.getPackage(); 7574 if (pkgName == null) { 7575 return applyPostServiceResolutionFilter( 7576 mServices.queryIntent(intent, resolvedType, flags, userId), 7577 instantAppPkgName); 7578 } 7579 final PackageParser.Package pkg = mPackages.get(pkgName); 7580 if (pkg != null) { 7581 return applyPostServiceResolutionFilter( 7582 mServices.queryIntentForPackage(intent, resolvedType, flags, pkg.services, 7583 userId), 7584 instantAppPkgName); 7585 } 7586 return Collections.emptyList(); 7587 } 7588 } 7589 7590 private List<ResolveInfo> applyPostServiceResolutionFilter(List<ResolveInfo> resolveInfos, 7591 String instantAppPkgName) { 7592 if (instantAppPkgName == null) { 7593 return resolveInfos; 7594 } 7595 for (int i = resolveInfos.size() - 1; i >= 0; i--) { 7596 final ResolveInfo info = resolveInfos.get(i); 7597 final boolean isEphemeralApp = info.serviceInfo.applicationInfo.isInstantApp(); 7598 // allow services that are defined in the provided package 7599 if (isEphemeralApp && instantAppPkgName.equals(info.serviceInfo.packageName)) { 7600 if (info.serviceInfo.splitName != null 7601 && !ArrayUtils.contains(info.serviceInfo.applicationInfo.splitNames, 7602 info.serviceInfo.splitName)) { 7603 // requested service is defined in a split that hasn't been installed yet. 7604 // add the installer to the resolve list 7605 if (DEBUG_INSTANT) { 7606 Slog.v(TAG, "Adding ephemeral installer to the ResolveInfo list"); 7607 } 7608 final ResolveInfo installerInfo = new ResolveInfo( 7609 mInstantAppInstallerInfo); 7610 installerInfo.auxiliaryInfo = new AuxiliaryResolveInfo( 7611 null /* installFailureActivity */, 7612 info.serviceInfo.packageName, 7613 info.serviceInfo.applicationInfo.versionCode, 7614 info.serviceInfo.splitName); 7615 // make sure this resolver is the default 7616 installerInfo.isDefault = true; 7617 installerInfo.match = IntentFilter.MATCH_CATEGORY_SCHEME_SPECIFIC_PART 7618 | IntentFilter.MATCH_ADJUSTMENT_NORMAL; 7619 // add a non-generic filter 7620 installerInfo.filter = new IntentFilter(); 7621 // load resources from the correct package 7622 installerInfo.resolvePackageName = info.getComponentInfo().packageName; 7623 resolveInfos.set(i, installerInfo); 7624 } 7625 continue; 7626 } 7627 // allow services that have been explicitly exposed to ephemeral apps 7628 if (!isEphemeralApp 7629 && ((info.serviceInfo.flags & ServiceInfo.FLAG_VISIBLE_TO_INSTANT_APP) != 0)) { 7630 continue; 7631 } 7632 resolveInfos.remove(i); 7633 } 7634 return resolveInfos; 7635 } 7636 7637 @Override 7638 public @NonNull ParceledListSlice<ResolveInfo> queryIntentContentProviders(Intent intent, 7639 String resolvedType, int flags, int userId) { 7640 return new ParceledListSlice<>( 7641 queryIntentContentProvidersInternal(intent, resolvedType, flags, userId)); 7642 } 7643 7644 private @NonNull List<ResolveInfo> queryIntentContentProvidersInternal( 7645 Intent intent, String resolvedType, int flags, int userId) { 7646 if (!sUserManager.exists(userId)) return Collections.emptyList(); 7647 final int callingUid = Binder.getCallingUid(); 7648 final String instantAppPkgName = getInstantAppPackageName(callingUid); 7649 flags = updateFlagsForResolve(flags, userId, intent, callingUid, 7650 false /*includeInstantApps*/); 7651 ComponentName comp = intent.getComponent(); 7652 if (comp == null) { 7653 if (intent.getSelector() != null) { 7654 intent = intent.getSelector(); 7655 comp = intent.getComponent(); 7656 } 7657 } 7658 if (comp != null) { 7659 final List<ResolveInfo> list = new ArrayList<ResolveInfo>(1); 7660 final ProviderInfo pi = getProviderInfo(comp, flags, userId); 7661 if (pi != null) { 7662 // When specifying an explicit component, we prevent the provider from being 7663 // used when either 1) the provider is in an instant application and the 7664 // caller is not the same instant application or 2) the calling package is an 7665 // instant application and the provider is not visible to instant applications. 7666 final boolean matchInstantApp = 7667 (flags & PackageManager.MATCH_INSTANT) != 0; 7668 final boolean matchVisibleToInstantAppOnly = 7669 (flags & PackageManager.MATCH_VISIBLE_TO_INSTANT_APP_ONLY) != 0; 7670 final boolean isCallerInstantApp = 7671 instantAppPkgName != null; 7672 final boolean isTargetSameInstantApp = 7673 comp.getPackageName().equals(instantAppPkgName); 7674 final boolean isTargetInstantApp = 7675 (pi.applicationInfo.privateFlags 7676 & ApplicationInfo.PRIVATE_FLAG_INSTANT) != 0; 7677 final boolean isTargetHiddenFromInstantApp = 7678 (pi.flags & ProviderInfo.FLAG_VISIBLE_TO_INSTANT_APP) == 0; 7679 final boolean blockResolution = 7680 !isTargetSameInstantApp 7681 && ((!matchInstantApp && !isCallerInstantApp && isTargetInstantApp) 7682 || (matchVisibleToInstantAppOnly && isCallerInstantApp 7683 && isTargetHiddenFromInstantApp)); 7684 if (!blockResolution) { 7685 final ResolveInfo ri = new ResolveInfo(); 7686 ri.providerInfo = pi; 7687 list.add(ri); 7688 } 7689 } 7690 return list; 7691 } 7692 7693 // reader 7694 synchronized (mPackages) { 7695 String pkgName = intent.getPackage(); 7696 if (pkgName == null) { 7697 return applyPostContentProviderResolutionFilter( 7698 mProviders.queryIntent(intent, resolvedType, flags, userId), 7699 instantAppPkgName); 7700 } 7701 final PackageParser.Package pkg = mPackages.get(pkgName); 7702 if (pkg != null) { 7703 return applyPostContentProviderResolutionFilter( 7704 mProviders.queryIntentForPackage( 7705 intent, resolvedType, flags, pkg.providers, userId), 7706 instantAppPkgName); 7707 } 7708 return Collections.emptyList(); 7709 } 7710 } 7711 7712 private List<ResolveInfo> applyPostContentProviderResolutionFilter( 7713 List<ResolveInfo> resolveInfos, String instantAppPkgName) { 7714 if (instantAppPkgName == null) { 7715 return resolveInfos; 7716 } 7717 for (int i = resolveInfos.size() - 1; i >= 0; i--) { 7718 final ResolveInfo info = resolveInfos.get(i); 7719 final boolean isEphemeralApp = info.providerInfo.applicationInfo.isInstantApp(); 7720 // allow providers that are defined in the provided package 7721 if (isEphemeralApp && instantAppPkgName.equals(info.providerInfo.packageName)) { 7722 if (info.providerInfo.splitName != null 7723 && !ArrayUtils.contains(info.providerInfo.applicationInfo.splitNames, 7724 info.providerInfo.splitName)) { 7725 // requested provider is defined in a split that hasn't been installed yet. 7726 // add the installer to the resolve list 7727 if (DEBUG_INSTANT) { 7728 Slog.v(TAG, "Adding ephemeral installer to the ResolveInfo list"); 7729 } 7730 final ResolveInfo installerInfo = new ResolveInfo( 7731 mInstantAppInstallerInfo); 7732 installerInfo.auxiliaryInfo = new AuxiliaryResolveInfo( 7733 null /*failureActivity*/, 7734 info.providerInfo.packageName, 7735 info.providerInfo.applicationInfo.versionCode, 7736 info.providerInfo.splitName); 7737 // make sure this resolver is the default 7738 installerInfo.isDefault = true; 7739 installerInfo.match = IntentFilter.MATCH_CATEGORY_SCHEME_SPECIFIC_PART 7740 | IntentFilter.MATCH_ADJUSTMENT_NORMAL; 7741 // add a non-generic filter 7742 installerInfo.filter = new IntentFilter(); 7743 // load resources from the correct package 7744 installerInfo.resolvePackageName = info.getComponentInfo().packageName; 7745 resolveInfos.set(i, installerInfo); 7746 } 7747 continue; 7748 } 7749 // allow providers that have been explicitly exposed to instant applications 7750 if (!isEphemeralApp 7751 && ((info.providerInfo.flags & ProviderInfo.FLAG_VISIBLE_TO_INSTANT_APP) != 0)) { 7752 continue; 7753 } 7754 resolveInfos.remove(i); 7755 } 7756 return resolveInfos; 7757 } 7758 7759 @Override 7760 public ParceledListSlice<PackageInfo> getInstalledPackages(int flags, int userId) { 7761 final int callingUid = Binder.getCallingUid(); 7762 if (getInstantAppPackageName(callingUid) != null) { 7763 return ParceledListSlice.emptyList(); 7764 } 7765 if (!sUserManager.exists(userId)) return ParceledListSlice.emptyList(); 7766 flags = updateFlagsForPackage(flags, userId, null); 7767 final boolean listUninstalled = (flags & MATCH_KNOWN_PACKAGES) != 0; 7768 mPermissionManager.enforceCrossUserPermission(callingUid, userId, 7769 true /* requireFullPermission */, false /* checkShell */, 7770 "get installed packages"); 7771 7772 // writer 7773 synchronized (mPackages) { 7774 ArrayList<PackageInfo> list; 7775 if (listUninstalled) { 7776 list = new ArrayList<>(mSettings.mPackages.size()); 7777 for (PackageSetting ps : mSettings.mPackages.values()) { 7778 if (filterSharedLibPackageLPr(ps, callingUid, userId, flags)) { 7779 continue; 7780 } 7781 if (filterAppAccessLPr(ps, callingUid, userId)) { 7782 continue; 7783 } 7784 final PackageInfo pi = generatePackageInfo(ps, flags, userId); 7785 if (pi != null) { 7786 list.add(pi); 7787 } 7788 } 7789 } else { 7790 list = new ArrayList<>(mPackages.size()); 7791 for (PackageParser.Package p : mPackages.values()) { 7792 final PackageSetting ps = (PackageSetting) p.mExtras; 7793 if (filterSharedLibPackageLPr(ps, callingUid, userId, flags)) { 7794 continue; 7795 } 7796 if (filterAppAccessLPr(ps, callingUid, userId)) { 7797 continue; 7798 } 7799 final PackageInfo pi = generatePackageInfo((PackageSetting) 7800 p.mExtras, flags, userId); 7801 if (pi != null) { 7802 list.add(pi); 7803 } 7804 } 7805 } 7806 7807 return new ParceledListSlice<>(list); 7808 } 7809 } 7810 7811 private void addPackageHoldingPermissions(ArrayList<PackageInfo> list, PackageSetting ps, 7812 String[] permissions, boolean[] tmp, int flags, int userId) { 7813 int numMatch = 0; 7814 final PermissionsState permissionsState = ps.getPermissionsState(); 7815 for (int i=0; i<permissions.length; i++) { 7816 final String permission = permissions[i]; 7817 if (permissionsState.hasPermission(permission, userId)) { 7818 tmp[i] = true; 7819 numMatch++; 7820 } else { 7821 tmp[i] = false; 7822 } 7823 } 7824 if (numMatch == 0) { 7825 return; 7826 } 7827 final PackageInfo pi = generatePackageInfo(ps, flags, userId); 7828 7829 // The above might return null in cases of uninstalled apps or install-state 7830 // skew across users/profiles. 7831 if (pi != null) { 7832 if ((flags&PackageManager.GET_PERMISSIONS) == 0) { 7833 if (numMatch == permissions.length) { 7834 pi.requestedPermissions = permissions; 7835 } else { 7836 pi.requestedPermissions = new String[numMatch]; 7837 numMatch = 0; 7838 for (int i=0; i<permissions.length; i++) { 7839 if (tmp[i]) { 7840 pi.requestedPermissions[numMatch] = permissions[i]; 7841 numMatch++; 7842 } 7843 } 7844 } 7845 } 7846 list.add(pi); 7847 } 7848 } 7849 7850 @Override 7851 public ParceledListSlice<PackageInfo> getPackagesHoldingPermissions( 7852 String[] permissions, int flags, int userId) { 7853 if (!sUserManager.exists(userId)) return ParceledListSlice.emptyList(); 7854 flags = updateFlagsForPackage(flags, userId, permissions); 7855 mPermissionManager.enforceCrossUserPermission(Binder.getCallingUid(), userId, 7856 true /* requireFullPermission */, false /* checkShell */, 7857 "get packages holding permissions"); 7858 final boolean listUninstalled = (flags & MATCH_KNOWN_PACKAGES) != 0; 7859 7860 // writer 7861 synchronized (mPackages) { 7862 ArrayList<PackageInfo> list = new ArrayList<PackageInfo>(); 7863 boolean[] tmpBools = new boolean[permissions.length]; 7864 if (listUninstalled) { 7865 for (PackageSetting ps : mSettings.mPackages.values()) { 7866 addPackageHoldingPermissions(list, ps, permissions, tmpBools, flags, 7867 userId); 7868 } 7869 } else { 7870 for (PackageParser.Package pkg : mPackages.values()) { 7871 PackageSetting ps = (PackageSetting)pkg.mExtras; 7872 if (ps != null) { 7873 addPackageHoldingPermissions(list, ps, permissions, tmpBools, flags, 7874 userId); 7875 } 7876 } 7877 } 7878 7879 return new ParceledListSlice<PackageInfo>(list); 7880 } 7881 } 7882 7883 @Override 7884 public ParceledListSlice<ApplicationInfo> getInstalledApplications(int flags, int userId) { 7885 final int callingUid = Binder.getCallingUid(); 7886 if (getInstantAppPackageName(callingUid) != null) { 7887 return ParceledListSlice.emptyList(); 7888 } 7889 if (!sUserManager.exists(userId)) return ParceledListSlice.emptyList(); 7890 flags = updateFlagsForApplication(flags, userId, null); 7891 final boolean listUninstalled = (flags & MATCH_KNOWN_PACKAGES) != 0; 7892 7893 // writer 7894 synchronized (mPackages) { 7895 ArrayList<ApplicationInfo> list; 7896 if (listUninstalled) { 7897 list = new ArrayList<>(mSettings.mPackages.size()); 7898 for (PackageSetting ps : mSettings.mPackages.values()) { 7899 ApplicationInfo ai; 7900 int effectiveFlags = flags; 7901 if (ps.isSystem()) { 7902 effectiveFlags |= PackageManager.MATCH_ANY_USER; 7903 } 7904 if (ps.pkg != null) { 7905 if (filterSharedLibPackageLPr(ps, callingUid, userId, flags)) { 7906 continue; 7907 } 7908 if (filterAppAccessLPr(ps, callingUid, userId)) { 7909 continue; 7910 } 7911 ai = PackageParser.generateApplicationInfo(ps.pkg, effectiveFlags, 7912 ps.readUserState(userId), userId); 7913 if (ai != null) { 7914 ai.packageName = resolveExternalPackageNameLPr(ps.pkg); 7915 } 7916 } else { 7917 // Shared lib filtering done in generateApplicationInfoFromSettingsLPw 7918 // and already converts to externally visible package name 7919 ai = generateApplicationInfoFromSettingsLPw(ps.name, 7920 callingUid, effectiveFlags, userId); 7921 } 7922 if (ai != null) { 7923 list.add(ai); 7924 } 7925 } 7926 } else { 7927 list = new ArrayList<>(mPackages.size()); 7928 for (PackageParser.Package p : mPackages.values()) { 7929 if (p.mExtras != null) { 7930 PackageSetting ps = (PackageSetting) p.mExtras; 7931 if (filterSharedLibPackageLPr(ps, Binder.getCallingUid(), userId, flags)) { 7932 continue; 7933 } 7934 if (filterAppAccessLPr(ps, callingUid, userId)) { 7935 continue; 7936 } 7937 ApplicationInfo ai = PackageParser.generateApplicationInfo(p, flags, 7938 ps.readUserState(userId), userId); 7939 if (ai != null) { 7940 ai.packageName = resolveExternalPackageNameLPr(p); 7941 list.add(ai); 7942 } 7943 } 7944 } 7945 } 7946 7947 return new ParceledListSlice<>(list); 7948 } 7949 } 7950 7951 @Override 7952 public ParceledListSlice<InstantAppInfo> getInstantApps(int userId) { 7953 if (HIDE_EPHEMERAL_APIS) { 7954 return null; 7955 } 7956 if (!canViewInstantApps(Binder.getCallingUid(), userId)) { 7957 mContext.enforceCallingOrSelfPermission(Manifest.permission.ACCESS_INSTANT_APPS, 7958 "getEphemeralApplications"); 7959 } 7960 mPermissionManager.enforceCrossUserPermission(Binder.getCallingUid(), userId, 7961 true /* requireFullPermission */, false /* checkShell */, 7962 "getEphemeralApplications"); 7963 synchronized (mPackages) { 7964 List<InstantAppInfo> instantApps = mInstantAppRegistry 7965 .getInstantAppsLPr(userId); 7966 if (instantApps != null) { 7967 return new ParceledListSlice<>(instantApps); 7968 } 7969 } 7970 return null; 7971 } 7972 7973 @Override 7974 public boolean isInstantApp(String packageName, int userId) { 7975 mPermissionManager.enforceCrossUserPermission(Binder.getCallingUid(), userId, 7976 true /* requireFullPermission */, false /* checkShell */, 7977 "isInstantApp"); 7978 if (HIDE_EPHEMERAL_APIS) { 7979 return false; 7980 } 7981 7982 synchronized (mPackages) { 7983 int callingUid = Binder.getCallingUid(); 7984 if (Process.isIsolated(callingUid)) { 7985 callingUid = mIsolatedOwners.get(callingUid); 7986 } 7987 final PackageSetting ps = mSettings.mPackages.get(packageName); 7988 PackageParser.Package pkg = mPackages.get(packageName); 7989 final boolean returnAllowed = 7990 ps != null 7991 && (isCallerSameApp(packageName, callingUid) 7992 || canViewInstantApps(callingUid, userId) 7993 || mInstantAppRegistry.isInstantAccessGranted( 7994 userId, UserHandle.getAppId(callingUid), ps.appId)); 7995 if (returnAllowed) { 7996 return ps.getInstantApp(userId); 7997 } 7998 } 7999 return false; 8000 } 8001 8002 @Override 8003 public byte[] getInstantAppCookie(String packageName, int userId) { 8004 if (HIDE_EPHEMERAL_APIS) { 8005 return null; 8006 } 8007 8008 mPermissionManager.enforceCrossUserPermission(Binder.getCallingUid(), userId, 8009 true /* requireFullPermission */, false /* checkShell */, 8010 "getInstantAppCookie"); 8011 if (!isCallerSameApp(packageName, Binder.getCallingUid())) { 8012 return null; 8013 } 8014 synchronized (mPackages) { 8015 return mInstantAppRegistry.getInstantAppCookieLPw( 8016 packageName, userId); 8017 } 8018 } 8019 8020 @Override 8021 public boolean setInstantAppCookie(String packageName, byte[] cookie, int userId) { 8022 if (HIDE_EPHEMERAL_APIS) { 8023 return true; 8024 } 8025 8026 mPermissionManager.enforceCrossUserPermission(Binder.getCallingUid(), userId, 8027 true /* requireFullPermission */, true /* checkShell */, 8028 "setInstantAppCookie"); 8029 if (!isCallerSameApp(packageName, Binder.getCallingUid())) { 8030 return false; 8031 } 8032 synchronized (mPackages) { 8033 return mInstantAppRegistry.setInstantAppCookieLPw( 8034 packageName, cookie, userId); 8035 } 8036 } 8037 8038 @Override 8039 public Bitmap getInstantAppIcon(String packageName, int userId) { 8040 if (HIDE_EPHEMERAL_APIS) { 8041 return null; 8042 } 8043 8044 if (!canViewInstantApps(Binder.getCallingUid(), userId)) { 8045 mContext.enforceCallingOrSelfPermission(Manifest.permission.ACCESS_INSTANT_APPS, 8046 "getInstantAppIcon"); 8047 } 8048 mPermissionManager.enforceCrossUserPermission(Binder.getCallingUid(), userId, 8049 true /* requireFullPermission */, false /* checkShell */, 8050 "getInstantAppIcon"); 8051 8052 synchronized (mPackages) { 8053 return mInstantAppRegistry.getInstantAppIconLPw( 8054 packageName, userId); 8055 } 8056 } 8057 8058 private boolean isCallerSameApp(String packageName, int uid) { 8059 PackageParser.Package pkg = mPackages.get(packageName); 8060 return pkg != null 8061 && UserHandle.getAppId(uid) == pkg.applicationInfo.uid; 8062 } 8063 8064 @Override 8065 public @NonNull ParceledListSlice<ApplicationInfo> getPersistentApplications(int flags) { 8066 if (getInstantAppPackageName(Binder.getCallingUid()) != null) { 8067 return ParceledListSlice.emptyList(); 8068 } 8069 return new ParceledListSlice<>(getPersistentApplicationsInternal(flags)); 8070 } 8071 8072 private @NonNull List<ApplicationInfo> getPersistentApplicationsInternal(int flags) { 8073 final ArrayList<ApplicationInfo> finalList = new ArrayList<ApplicationInfo>(); 8074 8075 // reader 8076 synchronized (mPackages) { 8077 final Iterator<PackageParser.Package> i = mPackages.values().iterator(); 8078 final int userId = UserHandle.getCallingUserId(); 8079 while (i.hasNext()) { 8080 final PackageParser.Package p = i.next(); 8081 if (p.applicationInfo == null) continue; 8082 8083 final boolean matchesUnaware = ((flags & MATCH_DIRECT_BOOT_UNAWARE) != 0) 8084 && !p.applicationInfo.isDirectBootAware(); 8085 final boolean matchesAware = ((flags & MATCH_DIRECT_BOOT_AWARE) != 0) 8086 && p.applicationInfo.isDirectBootAware(); 8087 8088 if ((p.applicationInfo.flags & ApplicationInfo.FLAG_PERSISTENT) != 0 8089 && (!mSafeMode || isSystemApp(p)) 8090 && (matchesUnaware || matchesAware)) { 8091 PackageSetting ps = mSettings.mPackages.get(p.packageName); 8092 if (ps != null) { 8093 ApplicationInfo ai = PackageParser.generateApplicationInfo(p, flags, 8094 ps.readUserState(userId), userId); 8095 if (ai != null) { 8096 finalList.add(ai); 8097 } 8098 } 8099 } 8100 } 8101 } 8102 8103 return finalList; 8104 } 8105 8106 @Override 8107 public ProviderInfo resolveContentProvider(String name, int flags, int userId) { 8108 return resolveContentProviderInternal(name, flags, userId); 8109 } 8110 8111 private ProviderInfo resolveContentProviderInternal(String name, int flags, int userId) { 8112 if (!sUserManager.exists(userId)) return null; 8113 flags = updateFlagsForComponent(flags, userId, name); 8114 final String instantAppPkgName = getInstantAppPackageName(Binder.getCallingUid()); 8115 // reader 8116 synchronized (mPackages) { 8117 final PackageParser.Provider provider = mProvidersByAuthority.get(name); 8118 PackageSetting ps = provider != null 8119 ? mSettings.mPackages.get(provider.owner.packageName) 8120 : null; 8121 if (ps != null) { 8122 final boolean isInstantApp = ps.getInstantApp(userId); 8123 // normal application; filter out instant application provider 8124 if (instantAppPkgName == null && isInstantApp) { 8125 return null; 8126 } 8127 // instant application; filter out other instant applications 8128 if (instantAppPkgName != null 8129 && isInstantApp 8130 && !provider.owner.packageName.equals(instantAppPkgName)) { 8131 return null; 8132 } 8133 // instant application; filter out non-exposed provider 8134 if (instantAppPkgName != null 8135 && !isInstantApp 8136 && (provider.info.flags & ProviderInfo.FLAG_VISIBLE_TO_INSTANT_APP) == 0) { 8137 return null; 8138 } 8139 // provider not enabled 8140 if (!mSettings.isEnabledAndMatchLPr(provider.info, flags, userId)) { 8141 return null; 8142 } 8143 return PackageParser.generateProviderInfo( 8144 provider, flags, ps.readUserState(userId), userId); 8145 } 8146 return null; 8147 } 8148 } 8149 8150 /** 8151 * @deprecated 8152 */ 8153 @Deprecated 8154 public void querySyncProviders(List<String> outNames, List<ProviderInfo> outInfo) { 8155 if (getInstantAppPackageName(Binder.getCallingUid()) != null) { 8156 return; 8157 } 8158 // reader 8159 synchronized (mPackages) { 8160 final Iterator<Map.Entry<String, PackageParser.Provider>> i = mProvidersByAuthority 8161 .entrySet().iterator(); 8162 final int userId = UserHandle.getCallingUserId(); 8163 while (i.hasNext()) { 8164 Map.Entry<String, PackageParser.Provider> entry = i.next(); 8165 PackageParser.Provider p = entry.getValue(); 8166 PackageSetting ps = mSettings.mPackages.get(p.owner.packageName); 8167 8168 if (ps != null && p.syncable 8169 && (!mSafeMode || (p.info.applicationInfo.flags 8170 &ApplicationInfo.FLAG_SYSTEM) != 0)) { 8171 ProviderInfo info = PackageParser.generateProviderInfo(p, 0, 8172 ps.readUserState(userId), userId); 8173 if (info != null) { 8174 outNames.add(entry.getKey()); 8175 outInfo.add(info); 8176 } 8177 } 8178 } 8179 } 8180 } 8181 8182 @Override 8183 public @NonNull ParceledListSlice<ProviderInfo> queryContentProviders(String processName, 8184 int uid, int flags, String metaDataKey) { 8185 final int callingUid = Binder.getCallingUid(); 8186 final int userId = processName != null ? UserHandle.getUserId(uid) 8187 : UserHandle.getCallingUserId(); 8188 if (!sUserManager.exists(userId)) return ParceledListSlice.emptyList(); 8189 flags = updateFlagsForComponent(flags, userId, processName); 8190 ArrayList<ProviderInfo> finalList = null; 8191 // reader 8192 synchronized (mPackages) { 8193 final Iterator<PackageParser.Provider> i = mProviders.mProviders.values().iterator(); 8194 while (i.hasNext()) { 8195 final PackageParser.Provider p = i.next(); 8196 PackageSetting ps = mSettings.mPackages.get(p.owner.packageName); 8197 if (ps != null && p.info.authority != null 8198 && (processName == null 8199 || (p.info.processName.equals(processName) 8200 && UserHandle.isSameApp(p.info.applicationInfo.uid, uid))) 8201 && mSettings.isEnabledAndMatchLPr(p.info, flags, userId)) { 8202 8203 // See PM.queryContentProviders()'s javadoc for why we have the metaData 8204 // parameter. 8205 if (metaDataKey != null 8206 && (p.metaData == null || !p.metaData.containsKey(metaDataKey))) { 8207 continue; 8208 } 8209 final ComponentName component = 8210 new ComponentName(p.info.packageName, p.info.name); 8211 if (filterAppAccessLPr(ps, callingUid, component, TYPE_PROVIDER, userId)) { 8212 continue; 8213 } 8214 if (finalList == null) { 8215 finalList = new ArrayList<ProviderInfo>(3); 8216 } 8217 ProviderInfo info = PackageParser.generateProviderInfo(p, flags, 8218 ps.readUserState(userId), userId); 8219 if (info != null) { 8220 finalList.add(info); 8221 } 8222 } 8223 } 8224 } 8225 8226 if (finalList != null) { 8227 Collections.sort(finalList, mProviderInitOrderSorter); 8228 return new ParceledListSlice<ProviderInfo>(finalList); 8229 } 8230 8231 return ParceledListSlice.emptyList(); 8232 } 8233 8234 @Override 8235 public InstrumentationInfo getInstrumentationInfo(ComponentName component, int flags) { 8236 // reader 8237 synchronized (mPackages) { 8238 final int callingUid = Binder.getCallingUid(); 8239 final int callingUserId = UserHandle.getUserId(callingUid); 8240 final PackageSetting ps = mSettings.mPackages.get(component.getPackageName()); 8241 if (ps == null) return null; 8242 if (filterAppAccessLPr(ps, callingUid, component, TYPE_UNKNOWN, callingUserId)) { 8243 return null; 8244 } 8245 final PackageParser.Instrumentation i = mInstrumentation.get(component); 8246 return PackageParser.generateInstrumentationInfo(i, flags); 8247 } 8248 } 8249 8250 @Override 8251 public @NonNull ParceledListSlice<InstrumentationInfo> queryInstrumentation( 8252 String targetPackage, int flags) { 8253 final int callingUid = Binder.getCallingUid(); 8254 final int callingUserId = UserHandle.getUserId(callingUid); 8255 final PackageSetting ps = mSettings.mPackages.get(targetPackage); 8256 if (filterAppAccessLPr(ps, callingUid, callingUserId)) { 8257 return ParceledListSlice.emptyList(); 8258 } 8259 return new ParceledListSlice<>(queryInstrumentationInternal(targetPackage, flags)); 8260 } 8261 8262 private @NonNull List<InstrumentationInfo> queryInstrumentationInternal(String targetPackage, 8263 int flags) { 8264 ArrayList<InstrumentationInfo> finalList = new ArrayList<InstrumentationInfo>(); 8265 8266 // reader 8267 synchronized (mPackages) { 8268 final Iterator<PackageParser.Instrumentation> i = mInstrumentation.values().iterator(); 8269 while (i.hasNext()) { 8270 final PackageParser.Instrumentation p = i.next(); 8271 if (targetPackage == null 8272 || targetPackage.equals(p.info.targetPackage)) { 8273 InstrumentationInfo ii = PackageParser.generateInstrumentationInfo(p, 8274 flags); 8275 if (ii != null) { 8276 finalList.add(ii); 8277 } 8278 } 8279 } 8280 } 8281 8282 return finalList; 8283 } 8284 8285 private void scanDirTracedLI(File scanDir, final int parseFlags, int scanFlags, long currentTime) { 8286 Trace.traceBegin(TRACE_TAG_PACKAGE_MANAGER, "scanDir [" + scanDir.getAbsolutePath() + "]"); 8287 try { 8288 scanDirLI(scanDir, parseFlags, scanFlags, currentTime); 8289 } finally { 8290 Trace.traceEnd(TRACE_TAG_PACKAGE_MANAGER); 8291 } 8292 } 8293 8294 private void scanDirLI(File scanDir, int parseFlags, int scanFlags, long currentTime) { 8295 final File[] files = scanDir.listFiles(); 8296 if (ArrayUtils.isEmpty(files)) { 8297 Log.d(TAG, "No files in app dir " + scanDir); 8298 return; 8299 } 8300 8301 if (DEBUG_PACKAGE_SCANNING) { 8302 Log.d(TAG, "Scanning app dir " + scanDir + " scanFlags=" + scanFlags 8303 + " flags=0x" + Integer.toHexString(parseFlags)); 8304 } 8305 try (ParallelPackageParser parallelPackageParser = new ParallelPackageParser( 8306 mSeparateProcesses, mOnlyCore, mMetrics, mCacheDir, 8307 mParallelPackageParserCallback)) { 8308 // Submit files for parsing in parallel 8309 int fileCount = 0; 8310 for (File file : files) { 8311 final boolean isPackage = (isApkFile(file) || file.isDirectory()) 8312 && !PackageInstallerService.isStageName(file.getName()); 8313 if (!isPackage) { 8314 // Ignore entries which are not packages 8315 continue; 8316 } 8317 parallelPackageParser.submit(file, parseFlags); 8318 fileCount++; 8319 } 8320 8321 // Process results one by one 8322 for (; fileCount > 0; fileCount--) { 8323 ParallelPackageParser.ParseResult parseResult = parallelPackageParser.take(); 8324 Throwable throwable = parseResult.throwable; 8325 int errorCode = PackageManager.INSTALL_SUCCEEDED; 8326 8327 if (throwable == null) { 8328 // TODO(toddke): move lower in the scan chain 8329 // Static shared libraries have synthetic package names 8330 if (parseResult.pkg.applicationInfo.isStaticSharedLibrary()) { 8331 renameStaticSharedLibraryPackage(parseResult.pkg); 8332 } 8333 try { 8334 if (errorCode == PackageManager.INSTALL_SUCCEEDED) { 8335 scanPackageChildLI(parseResult.pkg, parseFlags, scanFlags, 8336 currentTime, null); 8337 } 8338 } catch (PackageManagerException e) { 8339 errorCode = e.error; 8340 Slog.w(TAG, "Failed to scan " + parseResult.scanFile + ": " + e.getMessage()); 8341 } 8342 } else if (throwable instanceof PackageParser.PackageParserException) { 8343 PackageParser.PackageParserException e = (PackageParser.PackageParserException) 8344 throwable; 8345 errorCode = e.error; 8346 Slog.w(TAG, "Failed to parse " + parseResult.scanFile + ": " + e.getMessage()); 8347 } else { 8348 throw new IllegalStateException("Unexpected exception occurred while parsing " 8349 + parseResult.scanFile, throwable); 8350 } 8351 8352 // Delete invalid userdata apps 8353 if ((scanFlags & SCAN_AS_SYSTEM) == 0 && 8354 errorCode == PackageManager.INSTALL_FAILED_INVALID_APK) { 8355 logCriticalInfo(Log.WARN, 8356 "Deleting invalid package at " + parseResult.scanFile); 8357 removeCodePathLI(parseResult.scanFile); 8358 } 8359 } 8360 } 8361 } 8362 8363 public static void reportSettingsProblem(int priority, String msg) { 8364 logCriticalInfo(priority, msg); 8365 } 8366 8367 private void collectCertificatesLI(PackageSetting ps, PackageParser.Package pkg, 8368 boolean forceCollect, boolean skipVerify) throws PackageManagerException { 8369 // When upgrading from pre-N MR1, verify the package time stamp using the package 8370 // directory and not the APK file. 8371 final long lastModifiedTime = mIsPreNMR1Upgrade 8372 ? new File(pkg.codePath).lastModified() : getLastModifiedTime(pkg); 8373 if (ps != null && !forceCollect 8374 && ps.codePathString.equals(pkg.codePath) 8375 && ps.timeStamp == lastModifiedTime 8376 && !isCompatSignatureUpdateNeeded(pkg) 8377 && !isRecoverSignatureUpdateNeeded(pkg)) { 8378 if (ps.signatures.mSigningDetails.signatures != null 8379 && ps.signatures.mSigningDetails.signatures.length != 0 8380 && ps.signatures.mSigningDetails.signatureSchemeVersion 8381 != SignatureSchemeVersion.UNKNOWN) { 8382 // Optimization: reuse the existing cached signing data 8383 // if the package appears to be unchanged. 8384 pkg.mSigningDetails = 8385 new PackageParser.SigningDetails(ps.signatures.mSigningDetails); 8386 return; 8387 } 8388 8389 Slog.w(TAG, "PackageSetting for " + ps.name 8390 + " is missing signatures. Collecting certs again to recover them."); 8391 } else { 8392 Slog.i(TAG, pkg.codePath + " changed; collecting certs" + 8393 (forceCollect ? " (forced)" : "")); 8394 } 8395 8396 try { 8397 Trace.traceBegin(TRACE_TAG_PACKAGE_MANAGER, "collectCertificates"); 8398 PackageParser.collectCertificates(pkg, skipVerify); 8399 } catch (PackageParserException e) { 8400 throw PackageManagerException.from(e); 8401 } finally { 8402 Trace.traceEnd(TRACE_TAG_PACKAGE_MANAGER); 8403 } 8404 } 8405 8406 /** 8407 * Traces a package scan. 8408 * @see #scanPackageLI(File, int, int, long, UserHandle) 8409 */ 8410 private PackageParser.Package scanPackageTracedLI(File scanFile, final int parseFlags, 8411 int scanFlags, long currentTime, UserHandle user) throws PackageManagerException { 8412 Trace.traceBegin(TRACE_TAG_PACKAGE_MANAGER, "scanPackage [" + scanFile.toString() + "]"); 8413 try { 8414 return scanPackageLI(scanFile, parseFlags, scanFlags, currentTime, user); 8415 } finally { 8416 Trace.traceEnd(TRACE_TAG_PACKAGE_MANAGER); 8417 } 8418 } 8419 8420 /** 8421 * Scans a package and returns the newly parsed package. 8422 * Returns {@code null} in case of errors and the error code is stored in mLastScanError 8423 */ 8424 private PackageParser.Package scanPackageLI(File scanFile, int parseFlags, int scanFlags, 8425 long currentTime, UserHandle user) throws PackageManagerException { 8426 if (DEBUG_INSTALL) Slog.d(TAG, "Parsing: " + scanFile); 8427 PackageParser pp = new PackageParser(); 8428 pp.setSeparateProcesses(mSeparateProcesses); 8429 pp.setOnlyCoreApps(mOnlyCore); 8430 pp.setDisplayMetrics(mMetrics); 8431 pp.setCallback(mPackageParserCallback); 8432 8433 Trace.traceBegin(TRACE_TAG_PACKAGE_MANAGER, "parsePackage"); 8434 final PackageParser.Package pkg; 8435 try { 8436 pkg = pp.parsePackage(scanFile, parseFlags); 8437 } catch (PackageParserException e) { 8438 throw PackageManagerException.from(e); 8439 } finally { 8440 Trace.traceEnd(TRACE_TAG_PACKAGE_MANAGER); 8441 } 8442 8443 // Static shared libraries have synthetic package names 8444 if (pkg.applicationInfo.isStaticSharedLibrary()) { 8445 renameStaticSharedLibraryPackage(pkg); 8446 } 8447 8448 return scanPackageChildLI(pkg, parseFlags, scanFlags, currentTime, user); 8449 } 8450 8451 /** 8452 * Scans a package and returns the newly parsed package. 8453 * @throws PackageManagerException on a parse error. 8454 */ 8455 private PackageParser.Package scanPackageChildLI(PackageParser.Package pkg, 8456 final @ParseFlags int parseFlags, @ScanFlags int scanFlags, long currentTime, 8457 @Nullable UserHandle user) 8458 throws PackageManagerException { 8459 // If the package has children and this is the first dive in the function 8460 // we scan the package with the SCAN_CHECK_ONLY flag set to see whether all 8461 // packages (parent and children) would be successfully scanned before the 8462 // actual scan since scanning mutates internal state and we want to atomically 8463 // install the package and its children. 8464 if ((scanFlags & SCAN_CHECK_ONLY) == 0) { 8465 if (pkg.childPackages != null && pkg.childPackages.size() > 0) { 8466 scanFlags |= SCAN_CHECK_ONLY; 8467 } 8468 } else { 8469 scanFlags &= ~SCAN_CHECK_ONLY; 8470 } 8471 8472 // Scan the parent 8473 PackageParser.Package scannedPkg = addForInitLI(pkg, parseFlags, 8474 scanFlags, currentTime, user); 8475 8476 // Scan the children 8477 final int childCount = (pkg.childPackages != null) ? pkg.childPackages.size() : 0; 8478 for (int i = 0; i < childCount; i++) { 8479 PackageParser.Package childPackage = pkg.childPackages.get(i); 8480 addForInitLI(childPackage, parseFlags, scanFlags, 8481 currentTime, user); 8482 } 8483 8484 8485 if ((scanFlags & SCAN_CHECK_ONLY) != 0) { 8486 return scanPackageChildLI(pkg, parseFlags, scanFlags, currentTime, user); 8487 } 8488 8489 return scannedPkg; 8490 } 8491 8492 /** 8493 * Returns if full apk verification can be skipped for the whole package, including the splits. 8494 */ 8495 private boolean canSkipFullPackageVerification(PackageParser.Package pkg) { 8496 if (!canSkipFullApkVerification(pkg.baseCodePath)) { 8497 return false; 8498 } 8499 // TODO: Allow base and splits to be verified individually. 8500 if (!ArrayUtils.isEmpty(pkg.splitCodePaths)) { 8501 for (int i = 0; i < pkg.splitCodePaths.length; i++) { 8502 if (!canSkipFullApkVerification(pkg.splitCodePaths[i])) { 8503 return false; 8504 } 8505 } 8506 } 8507 return true; 8508 } 8509 8510 /** 8511 * Returns if full apk verification can be skipped, depending on current FSVerity setup and 8512 * whether the apk contains signed root hash. Note that the signer's certificate still needs to 8513 * match one in a trusted source, and should be done separately. 8514 */ 8515 private boolean canSkipFullApkVerification(String apkPath) { 8516 byte[] rootHashObserved = null; 8517 try { 8518 rootHashObserved = VerityUtils.generateFsverityRootHash(apkPath); 8519 if (rootHashObserved == null) { 8520 return false; // APK does not contain Merkle tree root hash. 8521 } 8522 synchronized (mInstallLock) { 8523 // Returns whether the observed root hash matches what kernel has. 8524 mInstaller.assertFsverityRootHashMatches(apkPath, rootHashObserved); 8525 return true; 8526 } 8527 } catch (InstallerException | IOException | DigestException | 8528 NoSuchAlgorithmException e) { 8529 Slog.w(TAG, "Error in fsverity check. Fallback to full apk verification.", e); 8530 } 8531 return false; 8532 } 8533 8534 /** 8535 * Adds a new package to the internal data structures during platform initialization. 8536 * <p>After adding, the package is known to the system and available for querying. 8537 * <p>For packages located on the device ROM [eg. packages located in /system, /vendor, 8538 * etc...], additional checks are performed. Basic verification [such as ensuring 8539 * matching signatures, checking version codes, etc...] occurs if the package is 8540 * identical to a previously known package. If the package fails a signature check, 8541 * the version installed on /data will be removed. If the version of the new package 8542 * is less than or equal than the version on /data, it will be ignored. 8543 * <p>Regardless of the package location, the results are applied to the internal 8544 * structures and the package is made available to the rest of the system. 8545 * <p>NOTE: The return value should be removed. It's the passed in package object. 8546 */ 8547 private PackageParser.Package addForInitLI(PackageParser.Package pkg, 8548 @ParseFlags int parseFlags, @ScanFlags int scanFlags, long currentTime, 8549 @Nullable UserHandle user) 8550 throws PackageManagerException { 8551 final boolean scanSystemPartition = (parseFlags & PackageParser.PARSE_IS_SYSTEM_DIR) != 0; 8552 final String renamedPkgName; 8553 final PackageSetting disabledPkgSetting; 8554 final boolean isSystemPkgUpdated; 8555 final boolean pkgAlreadyExists; 8556 PackageSetting pkgSetting; 8557 8558 // NOTE: installPackageLI() has the same code to setup the package's 8559 // application info. This probably should be done lower in the call 8560 // stack [such as scanPackageOnly()]. However, we verify the application 8561 // info prior to that [in scanPackageNew()] and thus have to setup 8562 // the application info early. 8563 pkg.setApplicationVolumeUuid(pkg.volumeUuid); 8564 pkg.setApplicationInfoCodePath(pkg.codePath); 8565 pkg.setApplicationInfoBaseCodePath(pkg.baseCodePath); 8566 pkg.setApplicationInfoSplitCodePaths(pkg.splitCodePaths); 8567 pkg.setApplicationInfoResourcePath(pkg.codePath); 8568 pkg.setApplicationInfoBaseResourcePath(pkg.baseCodePath); 8569 pkg.setApplicationInfoSplitResourcePaths(pkg.splitCodePaths); 8570 8571 synchronized (mPackages) { 8572 renamedPkgName = mSettings.getRenamedPackageLPr(pkg.mRealPackage); 8573 final String realPkgName = getRealPackageName(pkg, renamedPkgName); 8574 if (realPkgName != null) { 8575 ensurePackageRenamed(pkg, renamedPkgName); 8576 } 8577 final PackageSetting originalPkgSetting = getOriginalPackageLocked(pkg, renamedPkgName); 8578 final PackageSetting installedPkgSetting = mSettings.getPackageLPr(pkg.packageName); 8579 pkgSetting = originalPkgSetting == null ? installedPkgSetting : originalPkgSetting; 8580 pkgAlreadyExists = pkgSetting != null; 8581 final String disabledPkgName = pkgAlreadyExists ? pkgSetting.name : pkg.packageName; 8582 disabledPkgSetting = mSettings.getDisabledSystemPkgLPr(disabledPkgName); 8583 isSystemPkgUpdated = disabledPkgSetting != null; 8584 8585 if (DEBUG_INSTALL && isSystemPkgUpdated) { 8586 Slog.d(TAG, "updatedPkg = " + disabledPkgSetting); 8587 } 8588 8589 final SharedUserSetting sharedUserSetting = (pkg.mSharedUserId != null) 8590 ? mSettings.getSharedUserLPw(pkg.mSharedUserId, 8591 0 /*pkgFlags*/, 0 /*pkgPrivateFlags*/, true) 8592 : null; 8593 if (DEBUG_PACKAGE_SCANNING 8594 && (parseFlags & PackageParser.PARSE_CHATTY) != 0 8595 && sharedUserSetting != null) { 8596 Log.d(TAG, "Shared UserID " + pkg.mSharedUserId 8597 + " (uid=" + sharedUserSetting.userId + "):" 8598 + " packages=" + sharedUserSetting.packages); 8599 } 8600 8601 if (scanSystemPartition) { 8602 // Potentially prune child packages. If the application on the /system 8603 // partition has been updated via OTA, but, is still disabled by a 8604 // version on /data, cycle through all of its children packages and 8605 // remove children that are no longer defined. 8606 if (isSystemPkgUpdated) { 8607 final int scannedChildCount = (pkg.childPackages != null) 8608 ? pkg.childPackages.size() : 0; 8609 final int disabledChildCount = disabledPkgSetting.childPackageNames != null 8610 ? disabledPkgSetting.childPackageNames.size() : 0; 8611 for (int i = 0; i < disabledChildCount; i++) { 8612 String disabledChildPackageName = 8613 disabledPkgSetting.childPackageNames.get(i); 8614 boolean disabledPackageAvailable = false; 8615 for (int j = 0; j < scannedChildCount; j++) { 8616 PackageParser.Package childPkg = pkg.childPackages.get(j); 8617 if (childPkg.packageName.equals(disabledChildPackageName)) { 8618 disabledPackageAvailable = true; 8619 break; 8620 } 8621 } 8622 if (!disabledPackageAvailable) { 8623 mSettings.removeDisabledSystemPackageLPw(disabledChildPackageName); 8624 } 8625 } 8626 // we're updating the disabled package, so, scan it as the package setting 8627 final ScanRequest request = new ScanRequest(pkg, sharedUserSetting, 8628 disabledPkgSetting /* pkgSetting */, null /* disabledPkgSetting */, 8629 null /* originalPkgSetting */, null, parseFlags, scanFlags, 8630 (pkg == mPlatformPackage), user); 8631 scanPackageOnlyLI(request, mFactoryTest, -1L); 8632 } 8633 } 8634 } 8635 8636 final boolean newPkgChangedPaths = 8637 pkgAlreadyExists && !pkgSetting.codePathString.equals(pkg.codePath); 8638 final boolean newPkgVersionGreater = 8639 pkgAlreadyExists && pkg.getLongVersionCode() > pkgSetting.versionCode; 8640 final boolean isSystemPkgBetter = scanSystemPartition && isSystemPkgUpdated 8641 && newPkgChangedPaths && newPkgVersionGreater; 8642 if (isSystemPkgBetter) { 8643 // The version of the application on /system is greater than the version on 8644 // /data. Switch back to the application on /system. 8645 // It's safe to assume the application on /system will correctly scan. If not, 8646 // there won't be a working copy of the application. 8647 synchronized (mPackages) { 8648 // just remove the loaded entries from package lists 8649 mPackages.remove(pkgSetting.name); 8650 } 8651 8652 logCriticalInfo(Log.WARN, 8653 "System package updated;" 8654 + " name: " + pkgSetting.name 8655 + "; " + pkgSetting.versionCode + " --> " + pkg.getLongVersionCode() 8656 + "; " + pkgSetting.codePathString + " --> " + pkg.codePath); 8657 8658 final InstallArgs args = createInstallArgsForExisting( 8659 packageFlagsToInstallFlags(pkgSetting), pkgSetting.codePathString, 8660 pkgSetting.resourcePathString, getAppDexInstructionSets(pkgSetting)); 8661 args.cleanUpResourcesLI(); 8662 synchronized (mPackages) { 8663 mSettings.enableSystemPackageLPw(pkgSetting.name); 8664 } 8665 } 8666 8667 if (scanSystemPartition && isSystemPkgUpdated && !isSystemPkgBetter) { 8668 // The version of the application on the /system partition is less than or 8669 // equal to the version on the /data partition. Throw an exception and use 8670 // the application already installed on the /data partition. 8671 throw new PackageManagerException(Log.WARN, "Package " + pkg.packageName + " at " 8672 + pkg.codePath + " ignored: updated version " + disabledPkgSetting.versionCode 8673 + " better than this " + pkg.getLongVersionCode()); 8674 } 8675 8676 // Verify certificates against what was last scanned. If it is an updated priv app, we will 8677 // force re-collecting certificate. 8678 final boolean forceCollect = PackageManagerServiceUtils.isApkVerificationForced( 8679 disabledPkgSetting); 8680 // Full APK verification can be skipped during certificate collection, only if the file is 8681 // in verified partition, or can be verified on access (when apk verity is enabled). In both 8682 // cases, only data in Signing Block is verified instead of the whole file. 8683 final boolean skipVerify = ((parseFlags & PackageParser.PARSE_IS_SYSTEM_DIR) != 0) || 8684 (forceCollect && canSkipFullPackageVerification(pkg)); 8685 collectCertificatesLI(pkgSetting, pkg, forceCollect, skipVerify); 8686 8687 boolean shouldHideSystemApp = false; 8688 // A new application appeared on /system, but, we already have a copy of 8689 // the application installed on /data. 8690 if (scanSystemPartition && !isSystemPkgUpdated && pkgAlreadyExists 8691 && !pkgSetting.isSystem()) { 8692 8693 if (!pkg.mSigningDetails.checkCapability(pkgSetting.signatures.mSigningDetails, 8694 PackageParser.SigningDetails.CertCapabilities.INSTALLED_DATA)) { 8695 logCriticalInfo(Log.WARN, 8696 "System package signature mismatch;" 8697 + " name: " + pkgSetting.name); 8698 try (PackageFreezer freezer = freezePackage(pkg.packageName, 8699 "scanPackageInternalLI")) { 8700 deletePackageLIF(pkg.packageName, null, true, null, 0, null, false, null); 8701 } 8702 pkgSetting = null; 8703 } else if (newPkgVersionGreater) { 8704 // The application on /system is newer than the application on /data. 8705 // Simply remove the application on /data [keeping application data] 8706 // and replace it with the version on /system. 8707 logCriticalInfo(Log.WARN, 8708 "System package enabled;" 8709 + " name: " + pkgSetting.name 8710 + "; " + pkgSetting.versionCode + " --> " + pkg.getLongVersionCode() 8711 + "; " + pkgSetting.codePathString + " --> " + pkg.codePath); 8712 InstallArgs args = createInstallArgsForExisting( 8713 packageFlagsToInstallFlags(pkgSetting), pkgSetting.codePathString, 8714 pkgSetting.resourcePathString, getAppDexInstructionSets(pkgSetting)); 8715 synchronized (mInstallLock) { 8716 args.cleanUpResourcesLI(); 8717 } 8718 } else { 8719 // The application on /system is older than the application on /data. Hide 8720 // the application on /system and the version on /data will be scanned later 8721 // and re-added like an update. 8722 shouldHideSystemApp = true; 8723 logCriticalInfo(Log.INFO, 8724 "System package disabled;" 8725 + " name: " + pkgSetting.name 8726 + "; old: " + pkgSetting.codePathString + " @ " + pkgSetting.versionCode 8727 + "; new: " + pkg.codePath + " @ " + pkg.codePath); 8728 } 8729 } 8730 8731 final PackageParser.Package scannedPkg = scanPackageNewLI(pkg, parseFlags, scanFlags 8732 | SCAN_UPDATE_SIGNATURE, currentTime, user); 8733 8734 if (shouldHideSystemApp) { 8735 synchronized (mPackages) { 8736 mSettings.disableSystemPackageLPw(pkg.packageName, true); 8737 } 8738 } 8739 return scannedPkg; 8740 } 8741 8742 private static void renameStaticSharedLibraryPackage(PackageParser.Package pkg) { 8743 // Derive the new package synthetic package name 8744 pkg.setPackageName(pkg.packageName + STATIC_SHARED_LIB_DELIMITER 8745 + pkg.staticSharedLibVersion); 8746 } 8747 8748 private static String fixProcessName(String defProcessName, 8749 String processName) { 8750 if (processName == null) { 8751 return defProcessName; 8752 } 8753 return processName; 8754 } 8755 8756 /** 8757 * Enforces that only the system UID or root's UID can call a method exposed 8758 * via Binder. 8759 * 8760 * @param message used as message if SecurityException is thrown 8761 * @throws SecurityException if the caller is not system or root 8762 */ 8763 private static final void enforceSystemOrRoot(String message) { 8764 final int uid = Binder.getCallingUid(); 8765 if (uid != Process.SYSTEM_UID && uid != Process.ROOT_UID) { 8766 throw new SecurityException(message); 8767 } 8768 } 8769 8770 @Override 8771 public void performFstrimIfNeeded() { 8772 enforceSystemOrRoot("Only the system can request fstrim"); 8773 8774 // Before everything else, see whether we need to fstrim. 8775 try { 8776 IStorageManager sm = PackageHelper.getStorageManager(); 8777 if (sm != null) { 8778 boolean doTrim = false; 8779 final long interval = android.provider.Settings.Global.getLong( 8780 mContext.getContentResolver(), 8781 android.provider.Settings.Global.FSTRIM_MANDATORY_INTERVAL, 8782 DEFAULT_MANDATORY_FSTRIM_INTERVAL); 8783 if (interval > 0) { 8784 final long timeSinceLast = System.currentTimeMillis() - sm.lastMaintenance(); 8785 if (timeSinceLast > interval) { 8786 doTrim = true; 8787 Slog.w(TAG, "No disk maintenance in " + timeSinceLast 8788 + "; running immediately"); 8789 } 8790 } 8791 if (doTrim) { 8792 final boolean dexOptDialogShown; 8793 synchronized (mPackages) { 8794 dexOptDialogShown = mDexOptDialogShown; 8795 } 8796 if (!isFirstBoot() && dexOptDialogShown) { 8797 try { 8798 ActivityManager.getService().showBootMessage( 8799 mContext.getResources().getString( 8800 R.string.android_upgrading_fstrim), true); 8801 } catch (RemoteException e) { 8802 } 8803 } 8804 sm.runMaintenance(); 8805 } 8806 } else { 8807 Slog.e(TAG, "storageManager service unavailable!"); 8808 } 8809 } catch (RemoteException e) { 8810 // Can't happen; StorageManagerService is local 8811 } 8812 } 8813 8814 @Override 8815 public void updatePackagesIfNeeded() { 8816 enforceSystemOrRoot("Only the system can request package update"); 8817 8818 // We need to re-extract after an OTA. 8819 boolean causeUpgrade = isUpgrade(); 8820 8821 // First boot or factory reset. 8822 // Note: we also handle devices that are upgrading to N right now as if it is their 8823 // first boot, as they do not have profile data. 8824 boolean causeFirstBoot = isFirstBoot() || mIsPreNUpgrade; 8825 8826 // We need to re-extract after a pruned cache, as AoT-ed files will be out of date. 8827 boolean causePrunedCache = VMRuntime.didPruneDalvikCache(); 8828 8829 if (!causeUpgrade && !causeFirstBoot && !causePrunedCache) { 8830 return; 8831 } 8832 8833 List<PackageParser.Package> pkgs; 8834 synchronized (mPackages) { 8835 pkgs = PackageManagerServiceUtils.getPackagesForDexopt(mPackages.values(), this); 8836 } 8837 8838 final long startTime = System.nanoTime(); 8839 final int[] stats = performDexOptUpgrade(pkgs, mIsPreNUpgrade /* showDialog */, 8840 causeFirstBoot ? REASON_FIRST_BOOT : REASON_BOOT, 8841 false /* bootComplete */); 8842 8843 final int elapsedTimeSeconds = 8844 (int) TimeUnit.NANOSECONDS.toSeconds(System.nanoTime() - startTime); 8845 8846 MetricsLogger.histogram(mContext, "opt_dialog_num_dexopted", stats[0]); 8847 MetricsLogger.histogram(mContext, "opt_dialog_num_skipped", stats[1]); 8848 MetricsLogger.histogram(mContext, "opt_dialog_num_failed", stats[2]); 8849 MetricsLogger.histogram(mContext, "opt_dialog_num_total", getOptimizablePackages().size()); 8850 MetricsLogger.histogram(mContext, "opt_dialog_time_s", elapsedTimeSeconds); 8851 } 8852 8853 /* 8854 * Return the prebuilt profile path given a package base code path. 8855 */ 8856 private static String getPrebuildProfilePath(PackageParser.Package pkg) { 8857 return pkg.baseCodePath + ".prof"; 8858 } 8859 8860 /** 8861 * Performs dexopt on the set of packages in {@code packages} and returns an int array 8862 * containing statistics about the invocation. The array consists of three elements, 8863 * which are (in order) {@code numberOfPackagesOptimized}, {@code numberOfPackagesSkipped} 8864 * and {@code numberOfPackagesFailed}. 8865 */ 8866 private int[] performDexOptUpgrade(List<PackageParser.Package> pkgs, boolean showDialog, 8867 final int compilationReason, boolean bootComplete) { 8868 8869 int numberOfPackagesVisited = 0; 8870 int numberOfPackagesOptimized = 0; 8871 int numberOfPackagesSkipped = 0; 8872 int numberOfPackagesFailed = 0; 8873 final int numberOfPackagesToDexopt = pkgs.size(); 8874 8875 for (PackageParser.Package pkg : pkgs) { 8876 numberOfPackagesVisited++; 8877 8878 boolean useProfileForDexopt = false; 8879 8880 if ((isFirstBoot() || isUpgrade()) && isSystemApp(pkg)) { 8881 // Copy over initial preopt profiles since we won't get any JIT samples for methods 8882 // that are already compiled. 8883 File profileFile = new File(getPrebuildProfilePath(pkg)); 8884 // Copy profile if it exists. 8885 if (profileFile.exists()) { 8886 try { 8887 // We could also do this lazily before calling dexopt in 8888 // PackageDexOptimizer to prevent this happening on first boot. The issue 8889 // is that we don't have a good way to say "do this only once". 8890 if (!mInstaller.copySystemProfile(profileFile.getAbsolutePath(), 8891 pkg.applicationInfo.uid, pkg.packageName, 8892 ArtManager.getProfileName(null))) { 8893 Log.e(TAG, "Installer failed to copy system profile!"); 8894 } else { 8895 // Disabled as this causes speed-profile compilation during first boot 8896 // even if things are already compiled. 8897 // useProfileForDexopt = true; 8898 } 8899 } catch (Exception e) { 8900 Log.e(TAG, "Failed to copy profile " + profileFile.getAbsolutePath() + " ", 8901 e); 8902 } 8903 } else { 8904 PackageSetting disabledPs = mSettings.getDisabledSystemPkgLPr(pkg.packageName); 8905 // Handle compressed APKs in this path. Only do this for stubs with profiles to 8906 // minimize the number off apps being speed-profile compiled during first boot. 8907 // The other paths will not change the filter. 8908 if (disabledPs != null && disabledPs.pkg.isStub) { 8909 // The package is the stub one, remove the stub suffix to get the normal 8910 // package and APK names. 8911 String systemProfilePath = 8912 getPrebuildProfilePath(disabledPs.pkg).replace(STUB_SUFFIX, ""); 8913 profileFile = new File(systemProfilePath); 8914 // If we have a profile for a compressed APK, copy it to the reference 8915 // location. 8916 // Note that copying the profile here will cause it to override the 8917 // reference profile every OTA even though the existing reference profile 8918 // may have more data. We can't copy during decompression since the 8919 // directories are not set up at that point. 8920 if (profileFile.exists()) { 8921 try { 8922 // We could also do this lazily before calling dexopt in 8923 // PackageDexOptimizer to prevent this happening on first boot. The 8924 // issue is that we don't have a good way to say "do this only 8925 // once". 8926 if (!mInstaller.copySystemProfile(profileFile.getAbsolutePath(), 8927 pkg.applicationInfo.uid, pkg.packageName, 8928 ArtManager.getProfileName(null))) { 8929 Log.e(TAG, "Failed to copy system profile for stub package!"); 8930 } else { 8931 useProfileForDexopt = true; 8932 } 8933 } catch (Exception e) { 8934 Log.e(TAG, "Failed to copy profile " + 8935 profileFile.getAbsolutePath() + " ", e); 8936 } 8937 } 8938 } 8939 } 8940 } 8941 8942 if (!PackageDexOptimizer.canOptimizePackage(pkg)) { 8943 if (DEBUG_DEXOPT) { 8944 Log.i(TAG, "Skipping update of of non-optimizable app " + pkg.packageName); 8945 } 8946 numberOfPackagesSkipped++; 8947 continue; 8948 } 8949 8950 if (DEBUG_DEXOPT) { 8951 Log.i(TAG, "Updating app " + numberOfPackagesVisited + " of " + 8952 numberOfPackagesToDexopt + ": " + pkg.packageName); 8953 } 8954 8955 if (showDialog) { 8956 try { 8957 ActivityManager.getService().showBootMessage( 8958 mContext.getResources().getString(R.string.android_upgrading_apk, 8959 numberOfPackagesVisited, numberOfPackagesToDexopt), true); 8960 } catch (RemoteException e) { 8961 } 8962 synchronized (mPackages) { 8963 mDexOptDialogShown = true; 8964 } 8965 } 8966 8967 int pkgCompilationReason = compilationReason; 8968 if (useProfileForDexopt) { 8969 // Use background dexopt mode to try and use the profile. Note that this does not 8970 // guarantee usage of the profile. 8971 pkgCompilationReason = PackageManagerService.REASON_BACKGROUND_DEXOPT; 8972 } 8973 8974 // checkProfiles is false to avoid merging profiles during boot which 8975 // might interfere with background compilation (b/28612421). 8976 // Unfortunately this will also means that "pm.dexopt.boot=speed-profile" will 8977 // behave differently than "pm.dexopt.bg-dexopt=speed-profile" but that's a 8978 // trade-off worth doing to save boot time work. 8979 int dexoptFlags = bootComplete ? DexoptOptions.DEXOPT_BOOT_COMPLETE : 0; 8980 int primaryDexOptStaus = performDexOptTraced(new DexoptOptions( 8981 pkg.packageName, 8982 pkgCompilationReason, 8983 dexoptFlags)); 8984 8985 switch (primaryDexOptStaus) { 8986 case PackageDexOptimizer.DEX_OPT_PERFORMED: 8987 numberOfPackagesOptimized++; 8988 break; 8989 case PackageDexOptimizer.DEX_OPT_SKIPPED: 8990 numberOfPackagesSkipped++; 8991 break; 8992 case PackageDexOptimizer.DEX_OPT_FAILED: 8993 numberOfPackagesFailed++; 8994 break; 8995 default: 8996 Log.e(TAG, "Unexpected dexopt return code " + primaryDexOptStaus); 8997 break; 8998 } 8999 } 9000 9001 return new int[] { numberOfPackagesOptimized, numberOfPackagesSkipped, 9002 numberOfPackagesFailed }; 9003 } 9004 9005 @Override 9006 public void notifyPackageUse(String packageName, int reason) { 9007 synchronized (mPackages) { 9008 final int callingUid = Binder.getCallingUid(); 9009 final int callingUserId = UserHandle.getUserId(callingUid); 9010 if (getInstantAppPackageName(callingUid) != null) { 9011 if (!isCallerSameApp(packageName, callingUid)) { 9012 return; 9013 } 9014 } else { 9015 if (isInstantApp(packageName, callingUserId)) { 9016 return; 9017 } 9018 } 9019 notifyPackageUseLocked(packageName, reason); 9020 } 9021 } 9022 9023 @GuardedBy("mPackages") 9024 private void notifyPackageUseLocked(String packageName, int reason) { 9025 final PackageParser.Package p = mPackages.get(packageName); 9026 if (p == null) { 9027 return; 9028 } 9029 p.mLastPackageUsageTimeInMills[reason] = System.currentTimeMillis(); 9030 } 9031 9032 @Override 9033 public void notifyDexLoad(String loadingPackageName, List<String> classLoaderNames, 9034 List<String> classPaths, String loaderIsa) { 9035 int userId = UserHandle.getCallingUserId(); 9036 ApplicationInfo ai = getApplicationInfo(loadingPackageName, /*flags*/ 0, userId); 9037 if (ai == null) { 9038 Slog.w(TAG, "Loading a package that does not exist for the calling user. package=" 9039 + loadingPackageName + ", user=" + userId); 9040 return; 9041 } 9042 mDexManager.notifyDexLoad(ai, classLoaderNames, classPaths, loaderIsa, userId); 9043 } 9044 9045 @Override 9046 public void registerDexModule(String packageName, String dexModulePath, boolean isSharedModule, 9047 IDexModuleRegisterCallback callback) { 9048 int userId = UserHandle.getCallingUserId(); 9049 ApplicationInfo ai = getApplicationInfo(packageName, /*flags*/ 0, userId); 9050 DexManager.RegisterDexModuleResult result; 9051 if (ai == null) { 9052 Slog.w(TAG, "Registering a dex module for a package that does not exist for the" + 9053 " calling user. package=" + packageName + ", user=" + userId); 9054 result = new DexManager.RegisterDexModuleResult(false, "Package not installed"); 9055 } else { 9056 result = mDexManager.registerDexModule(ai, dexModulePath, isSharedModule, userId); 9057 } 9058 9059 if (callback != null) { 9060 mHandler.post(() -> { 9061 try { 9062 callback.onDexModuleRegistered(dexModulePath, result.success, result.message); 9063 } catch (RemoteException e) { 9064 Slog.w(TAG, "Failed to callback after module registration " + dexModulePath, e); 9065 } 9066 }); 9067 } 9068 } 9069 9070 /** 9071 * Ask the package manager to perform a dex-opt with the given compiler filter. 9072 * 9073 * Note: exposed only for the shell command to allow moving packages explicitly to a 9074 * definite state. 9075 */ 9076 @Override 9077 public boolean performDexOptMode(String packageName, 9078 boolean checkProfiles, String targetCompilerFilter, boolean force, 9079 boolean bootComplete, String splitName) { 9080 int flags = (checkProfiles ? DexoptOptions.DEXOPT_CHECK_FOR_PROFILES_UPDATES : 0) | 9081 (force ? DexoptOptions.DEXOPT_FORCE : 0) | 9082 (bootComplete ? DexoptOptions.DEXOPT_BOOT_COMPLETE : 0); 9083 return performDexOpt(new DexoptOptions(packageName, REASON_UNKNOWN, 9084 targetCompilerFilter, splitName, flags)); 9085 } 9086 9087 /** 9088 * Ask the package manager to perform a dex-opt with the given compiler filter on the 9089 * secondary dex files belonging to the given package. 9090 * 9091 * Note: exposed only for the shell command to allow moving packages explicitly to a 9092 * definite state. 9093 */ 9094 @Override 9095 public boolean performDexOptSecondary(String packageName, String compilerFilter, 9096 boolean force) { 9097 int flags = DexoptOptions.DEXOPT_ONLY_SECONDARY_DEX | 9098 DexoptOptions.DEXOPT_CHECK_FOR_PROFILES_UPDATES | 9099 DexoptOptions.DEXOPT_BOOT_COMPLETE | 9100 (force ? DexoptOptions.DEXOPT_FORCE : 0); 9101 return performDexOpt(new DexoptOptions(packageName, compilerFilter, flags)); 9102 } 9103 9104 /*package*/ boolean performDexOpt(DexoptOptions options) { 9105 if (getInstantAppPackageName(Binder.getCallingUid()) != null) { 9106 return false; 9107 } else if (isInstantApp(options.getPackageName(), UserHandle.getCallingUserId())) { 9108 return false; 9109 } 9110 9111 if (options.isDexoptOnlySecondaryDex()) { 9112 return mDexManager.dexoptSecondaryDex(options); 9113 } else { 9114 int dexoptStatus = performDexOptWithStatus(options); 9115 return dexoptStatus != PackageDexOptimizer.DEX_OPT_FAILED; 9116 } 9117 } 9118 9119 /** 9120 * Perform dexopt on the given package and return one of following result: 9121 * {@link PackageDexOptimizer#DEX_OPT_SKIPPED} 9122 * {@link PackageDexOptimizer#DEX_OPT_PERFORMED} 9123 * {@link PackageDexOptimizer#DEX_OPT_FAILED} 9124 */ 9125 /* package */ int performDexOptWithStatus(DexoptOptions options) { 9126 return performDexOptTraced(options); 9127 } 9128 9129 private int performDexOptTraced(DexoptOptions options) { 9130 Trace.traceBegin(TRACE_TAG_PACKAGE_MANAGER, "dexopt"); 9131 try { 9132 return performDexOptInternal(options); 9133 } finally { 9134 Trace.traceEnd(TRACE_TAG_PACKAGE_MANAGER); 9135 } 9136 } 9137 9138 // Run dexopt on a given package. Returns true if dexopt did not fail, i.e. 9139 // if the package can now be considered up to date for the given filter. 9140 private int performDexOptInternal(DexoptOptions options) { 9141 PackageParser.Package p; 9142 synchronized (mPackages) { 9143 p = mPackages.get(options.getPackageName()); 9144 if (p == null) { 9145 // Package could not be found. Report failure. 9146 return PackageDexOptimizer.DEX_OPT_FAILED; 9147 } 9148 mPackageUsage.maybeWriteAsync(mPackages); 9149 mCompilerStats.maybeWriteAsync(); 9150 } 9151 long callingId = Binder.clearCallingIdentity(); 9152 try { 9153 synchronized (mInstallLock) { 9154 return performDexOptInternalWithDependenciesLI(p, options); 9155 } 9156 } finally { 9157 Binder.restoreCallingIdentity(callingId); 9158 } 9159 } 9160 9161 public ArraySet<String> getOptimizablePackages() { 9162 ArraySet<String> pkgs = new ArraySet<String>(); 9163 synchronized (mPackages) { 9164 for (PackageParser.Package p : mPackages.values()) { 9165 if (PackageDexOptimizer.canOptimizePackage(p)) { 9166 pkgs.add(p.packageName); 9167 } 9168 } 9169 } 9170 return pkgs; 9171 } 9172 9173 private int performDexOptInternalWithDependenciesLI(PackageParser.Package p, 9174 DexoptOptions options) { 9175 // Select the dex optimizer based on the force parameter. 9176 // Note: The force option is rarely used (cmdline input for testing, mostly), so it's OK to 9177 // allocate an object here. 9178 PackageDexOptimizer pdo = options.isForce() 9179 ? new PackageDexOptimizer.ForcedUpdatePackageDexOptimizer(mPackageDexOptimizer) 9180 : mPackageDexOptimizer; 9181 9182 // Dexopt all dependencies first. Note: we ignore the return value and march on 9183 // on errors. 9184 // Note that we are going to call performDexOpt on those libraries as many times as 9185 // they are referenced in packages. When we do a batch of performDexOpt (for example 9186 // at boot, or background job), the passed 'targetCompilerFilter' stays the same, 9187 // and the first package that uses the library will dexopt it. The 9188 // others will see that the compiled code for the library is up to date. 9189 Collection<PackageParser.Package> deps = findSharedNonSystemLibraries(p); 9190 final String[] instructionSets = getAppDexInstructionSets(p.applicationInfo); 9191 if (!deps.isEmpty()) { 9192 DexoptOptions libraryOptions = new DexoptOptions(options.getPackageName(), 9193 options.getCompilationReason(), options.getCompilerFilter(), 9194 options.getSplitName(), 9195 options.getFlags() | DexoptOptions.DEXOPT_AS_SHARED_LIBRARY); 9196 for (PackageParser.Package depPackage : deps) { 9197 // TODO: Analyze and investigate if we (should) profile libraries. 9198 pdo.performDexOpt(depPackage, null /* sharedLibraries */, instructionSets, 9199 getOrCreateCompilerPackageStats(depPackage), 9200 mDexManager.getPackageUseInfoOrDefault(depPackage.packageName), libraryOptions); 9201 } 9202 } 9203 return pdo.performDexOpt(p, p.usesLibraryFiles, instructionSets, 9204 getOrCreateCompilerPackageStats(p), 9205 mDexManager.getPackageUseInfoOrDefault(p.packageName), options); 9206 } 9207 9208 /** 9209 * Reconcile the information we have about the secondary dex files belonging to 9210 * {@code packagName} and the actual dex files. For all dex files that were 9211 * deleted, update the internal records and delete the generated oat files. 9212 */ 9213 @Override 9214 public void reconcileSecondaryDexFiles(String packageName) { 9215 if (getInstantAppPackageName(Binder.getCallingUid()) != null) { 9216 return; 9217 } else if (isInstantApp(packageName, UserHandle.getCallingUserId())) { 9218 return; 9219 } 9220 mDexManager.reconcileSecondaryDexFiles(packageName); 9221 } 9222 9223 // TODO(calin): this is only needed for BackgroundDexOptService. Find a cleaner way to inject 9224 // a reference there. 9225 /*package*/ DexManager getDexManager() { 9226 return mDexManager; 9227 } 9228 9229 /** 9230 * Execute the background dexopt job immediately. 9231 */ 9232 @Override 9233 public boolean runBackgroundDexoptJob(@Nullable List<String> packageNames) { 9234 if (getInstantAppPackageName(Binder.getCallingUid()) != null) { 9235 return false; 9236 } 9237 return BackgroundDexOptService.runIdleOptimizationsNow(this, mContext, packageNames); 9238 } 9239 9240 List<PackageParser.Package> findSharedNonSystemLibraries(PackageParser.Package p) { 9241 if (p.usesLibraries != null || p.usesOptionalLibraries != null 9242 || p.usesStaticLibraries != null) { 9243 ArrayList<PackageParser.Package> retValue = new ArrayList<>(); 9244 Set<String> collectedNames = new HashSet<>(); 9245 findSharedNonSystemLibrariesRecursive(p, retValue, collectedNames); 9246 9247 retValue.remove(p); 9248 9249 return retValue; 9250 } else { 9251 return Collections.emptyList(); 9252 } 9253 } 9254 9255 private void findSharedNonSystemLibrariesRecursive(PackageParser.Package p, 9256 ArrayList<PackageParser.Package> collected, Set<String> collectedNames) { 9257 if (!collectedNames.contains(p.packageName)) { 9258 collectedNames.add(p.packageName); 9259 collected.add(p); 9260 9261 if (p.usesLibraries != null) { 9262 findSharedNonSystemLibrariesRecursive(p.usesLibraries, 9263 null, collected, collectedNames); 9264 } 9265 if (p.usesOptionalLibraries != null) { 9266 findSharedNonSystemLibrariesRecursive(p.usesOptionalLibraries, 9267 null, collected, collectedNames); 9268 } 9269 if (p.usesStaticLibraries != null) { 9270 findSharedNonSystemLibrariesRecursive(p.usesStaticLibraries, 9271 p.usesStaticLibrariesVersions, collected, collectedNames); 9272 } 9273 } 9274 } 9275 9276 private void findSharedNonSystemLibrariesRecursive(ArrayList<String> libs, long[] versions, 9277 ArrayList<PackageParser.Package> collected, Set<String> collectedNames) { 9278 final int libNameCount = libs.size(); 9279 for (int i = 0; i < libNameCount; i++) { 9280 String libName = libs.get(i); 9281 long version = (versions != null && versions.length == libNameCount) 9282 ? versions[i] : PackageManager.VERSION_CODE_HIGHEST; 9283 PackageParser.Package libPkg = findSharedNonSystemLibrary(libName, version); 9284 if (libPkg != null) { 9285 findSharedNonSystemLibrariesRecursive(libPkg, collected, collectedNames); 9286 } 9287 } 9288 } 9289 9290 private PackageParser.Package findSharedNonSystemLibrary(String name, long version) { 9291 synchronized (mPackages) { 9292 SharedLibraryEntry libEntry = getSharedLibraryEntryLPr(name, version); 9293 if (libEntry != null) { 9294 return mPackages.get(libEntry.apk); 9295 } 9296 return null; 9297 } 9298 } 9299 9300 private SharedLibraryEntry getSharedLibraryEntryLPr(String name, long version) { 9301 LongSparseArray<SharedLibraryEntry> versionedLib = mSharedLibraries.get(name); 9302 if (versionedLib == null) { 9303 return null; 9304 } 9305 return versionedLib.get(version); 9306 } 9307 9308 private SharedLibraryEntry getLatestSharedLibraVersionLPr(PackageParser.Package pkg) { 9309 LongSparseArray<SharedLibraryEntry> versionedLib = mSharedLibraries.get( 9310 pkg.staticSharedLibName); 9311 if (versionedLib == null) { 9312 return null; 9313 } 9314 long previousLibVersion = -1; 9315 final int versionCount = versionedLib.size(); 9316 for (int i = 0; i < versionCount; i++) { 9317 final long libVersion = versionedLib.keyAt(i); 9318 if (libVersion < pkg.staticSharedLibVersion) { 9319 previousLibVersion = Math.max(previousLibVersion, libVersion); 9320 } 9321 } 9322 if (previousLibVersion >= 0) { 9323 return versionedLib.get(previousLibVersion); 9324 } 9325 return null; 9326 } 9327 9328 public void shutdown() { 9329 mPackageUsage.writeNow(mPackages); 9330 mCompilerStats.writeNow(); 9331 mDexManager.writePackageDexUsageNow(); 9332 } 9333 9334 @Override 9335 public void dumpProfiles(String packageName) { 9336 PackageParser.Package pkg; 9337 synchronized (mPackages) { 9338 pkg = mPackages.get(packageName); 9339 if (pkg == null) { 9340 throw new IllegalArgumentException("Unknown package: " + packageName); 9341 } 9342 } 9343 /* Only the shell, root, or the app user should be able to dump profiles. */ 9344 int callingUid = Binder.getCallingUid(); 9345 if (callingUid != Process.SHELL_UID && 9346 callingUid != Process.ROOT_UID && 9347 callingUid != pkg.applicationInfo.uid) { 9348 throw new SecurityException("dumpProfiles"); 9349 } 9350 9351 synchronized (mInstallLock) { 9352 Trace.traceBegin(TRACE_TAG_PACKAGE_MANAGER, "dump profiles"); 9353 mArtManagerService.dumpProfiles(pkg); 9354 Trace.traceEnd(TRACE_TAG_PACKAGE_MANAGER); 9355 } 9356 } 9357 9358 @Override 9359 public void forceDexOpt(String packageName) { 9360 enforceSystemOrRoot("forceDexOpt"); 9361 9362 PackageParser.Package pkg; 9363 synchronized (mPackages) { 9364 pkg = mPackages.get(packageName); 9365 if (pkg == null) { 9366 throw new IllegalArgumentException("Unknown package: " + packageName); 9367 } 9368 } 9369 9370 synchronized (mInstallLock) { 9371 Trace.traceBegin(TRACE_TAG_PACKAGE_MANAGER, "dexopt"); 9372 9373 // Whoever is calling forceDexOpt wants a compiled package. 9374 // Don't use profiles since that may cause compilation to be skipped. 9375 final int res = performDexOptInternalWithDependenciesLI( 9376 pkg, 9377 new DexoptOptions(packageName, 9378 getDefaultCompilerFilter(), 9379 DexoptOptions.DEXOPT_FORCE | DexoptOptions.DEXOPT_BOOT_COMPLETE)); 9380 9381 Trace.traceEnd(TRACE_TAG_PACKAGE_MANAGER); 9382 if (res != PackageDexOptimizer.DEX_OPT_PERFORMED) { 9383 throw new IllegalStateException("Failed to dexopt: " + res); 9384 } 9385 } 9386 } 9387 9388 private boolean verifyPackageUpdateLPr(PackageSetting oldPkg, PackageParser.Package newPkg) { 9389 if ((oldPkg.pkgFlags&ApplicationInfo.FLAG_SYSTEM) == 0) { 9390 Slog.w(TAG, "Unable to update from " + oldPkg.name 9391 + " to " + newPkg.packageName 9392 + ": old package not in system partition"); 9393 return false; 9394 } else if (mPackages.get(oldPkg.name) != null) { 9395 Slog.w(TAG, "Unable to update from " + oldPkg.name 9396 + " to " + newPkg.packageName 9397 + ": old package still exists"); 9398 return false; 9399 } 9400 return true; 9401 } 9402 9403 void removeCodePathLI(File codePath) { 9404 if (codePath.isDirectory()) { 9405 try { 9406 mInstaller.rmPackageDir(codePath.getAbsolutePath()); 9407 } catch (InstallerException e) { 9408 Slog.w(TAG, "Failed to remove code path", e); 9409 } 9410 } else { 9411 codePath.delete(); 9412 } 9413 } 9414 9415 private int[] resolveUserIds(int userId) { 9416 return (userId == UserHandle.USER_ALL) ? sUserManager.getUserIds() : new int[] { userId }; 9417 } 9418 9419 private void clearAppDataLIF(PackageParser.Package pkg, int userId, int flags) { 9420 if (pkg == null) { 9421 Slog.wtf(TAG, "Package was null!", new Throwable()); 9422 return; 9423 } 9424 clearAppDataLeafLIF(pkg, userId, flags); 9425 final int childCount = (pkg.childPackages != null) ? pkg.childPackages.size() : 0; 9426 for (int i = 0; i < childCount; i++) { 9427 clearAppDataLeafLIF(pkg.childPackages.get(i), userId, flags); 9428 } 9429 9430 clearAppProfilesLIF(pkg, UserHandle.USER_ALL); 9431 } 9432 9433 private void clearAppDataLeafLIF(PackageParser.Package pkg, int userId, int flags) { 9434 final PackageSetting ps; 9435 synchronized (mPackages) { 9436 ps = mSettings.mPackages.get(pkg.packageName); 9437 } 9438 for (int realUserId : resolveUserIds(userId)) { 9439 final long ceDataInode = (ps != null) ? ps.getCeDataInode(realUserId) : 0; 9440 try { 9441 mInstaller.clearAppData(pkg.volumeUuid, pkg.packageName, realUserId, flags, 9442 ceDataInode); 9443 } catch (InstallerException e) { 9444 Slog.w(TAG, String.valueOf(e)); 9445 } 9446 } 9447 } 9448 9449 private void destroyAppDataLIF(PackageParser.Package pkg, int userId, int flags) { 9450 if (pkg == null) { 9451 Slog.wtf(TAG, "Package was null!", new Throwable()); 9452 return; 9453 } 9454 destroyAppDataLeafLIF(pkg, userId, flags); 9455 final int childCount = (pkg.childPackages != null) ? pkg.childPackages.size() : 0; 9456 for (int i = 0; i < childCount; i++) { 9457 destroyAppDataLeafLIF(pkg.childPackages.get(i), userId, flags); 9458 } 9459 } 9460 9461 private void destroyAppDataLeafLIF(PackageParser.Package pkg, int userId, int flags) { 9462 final PackageSetting ps; 9463 synchronized (mPackages) { 9464 ps = mSettings.mPackages.get(pkg.packageName); 9465 } 9466 for (int realUserId : resolveUserIds(userId)) { 9467 final long ceDataInode = (ps != null) ? ps.getCeDataInode(realUserId) : 0; 9468 try { 9469 mInstaller.destroyAppData(pkg.volumeUuid, pkg.packageName, realUserId, flags, 9470 ceDataInode); 9471 } catch (InstallerException e) { 9472 Slog.w(TAG, String.valueOf(e)); 9473 } 9474 mDexManager.notifyPackageDataDestroyed(pkg.packageName, userId); 9475 } 9476 } 9477 9478 private void destroyAppProfilesLIF(PackageParser.Package pkg, int userId) { 9479 if (pkg == null) { 9480 Slog.wtf(TAG, "Package was null!", new Throwable()); 9481 return; 9482 } 9483 destroyAppProfilesLeafLIF(pkg); 9484 final int childCount = (pkg.childPackages != null) ? pkg.childPackages.size() : 0; 9485 for (int i = 0; i < childCount; i++) { 9486 destroyAppProfilesLeafLIF(pkg.childPackages.get(i)); 9487 } 9488 } 9489 9490 private void destroyAppProfilesLeafLIF(PackageParser.Package pkg) { 9491 try { 9492 mInstaller.destroyAppProfiles(pkg.packageName); 9493 } catch (InstallerException e) { 9494 Slog.w(TAG, String.valueOf(e)); 9495 } 9496 } 9497 9498 private void clearAppProfilesLIF(PackageParser.Package pkg, int userId) { 9499 if (pkg == null) { 9500 Slog.wtf(TAG, "Package was null!", new Throwable()); 9501 return; 9502 } 9503 mArtManagerService.clearAppProfiles(pkg); 9504 final int childCount = (pkg.childPackages != null) ? pkg.childPackages.size() : 0; 9505 for (int i = 0; i < childCount; i++) { 9506 mArtManagerService.clearAppProfiles(pkg.childPackages.get(i)); 9507 } 9508 } 9509 9510 private void setInstallAndUpdateTime(PackageParser.Package pkg, long firstInstallTime, 9511 long lastUpdateTime) { 9512 // Set parent install/update time 9513 PackageSetting ps = (PackageSetting) pkg.mExtras; 9514 if (ps != null) { 9515 ps.firstInstallTime = firstInstallTime; 9516 ps.lastUpdateTime = lastUpdateTime; 9517 } 9518 // Set children install/update time 9519 final int childCount = (pkg.childPackages != null) ? pkg.childPackages.size() : 0; 9520 for (int i = 0; i < childCount; i++) { 9521 PackageParser.Package childPkg = pkg.childPackages.get(i); 9522 ps = (PackageSetting) childPkg.mExtras; 9523 if (ps != null) { 9524 ps.firstInstallTime = firstInstallTime; 9525 ps.lastUpdateTime = lastUpdateTime; 9526 } 9527 } 9528 } 9529 9530 private void addSharedLibraryLPr(Set<String> usesLibraryFiles, 9531 SharedLibraryEntry file, 9532 PackageParser.Package changingLib) { 9533 if (file.path != null) { 9534 usesLibraryFiles.add(file.path); 9535 return; 9536 } 9537 PackageParser.Package p = mPackages.get(file.apk); 9538 if (changingLib != null && changingLib.packageName.equals(file.apk)) { 9539 // If we are doing this while in the middle of updating a library apk, 9540 // then we need to make sure to use that new apk for determining the 9541 // dependencies here. (We haven't yet finished committing the new apk 9542 // to the package manager state.) 9543 if (p == null || p.packageName.equals(changingLib.packageName)) { 9544 p = changingLib; 9545 } 9546 } 9547 if (p != null) { 9548 usesLibraryFiles.addAll(p.getAllCodePaths()); 9549 if (p.usesLibraryFiles != null) { 9550 Collections.addAll(usesLibraryFiles, p.usesLibraryFiles); 9551 } 9552 } 9553 } 9554 9555 private void updateSharedLibrariesLPr(PackageParser.Package pkg, 9556 PackageParser.Package changingLib) throws PackageManagerException { 9557 if (pkg == null) { 9558 return; 9559 } 9560 // The collection used here must maintain the order of addition (so 9561 // that libraries are searched in the correct order) and must have no 9562 // duplicates. 9563 Set<String> usesLibraryFiles = null; 9564 if (pkg.usesLibraries != null) { 9565 usesLibraryFiles = addSharedLibrariesLPw(pkg.usesLibraries, 9566 null, null, pkg.packageName, changingLib, true, 9567 pkg.applicationInfo.targetSdkVersion, null); 9568 } 9569 if (pkg.usesStaticLibraries != null) { 9570 usesLibraryFiles = addSharedLibrariesLPw(pkg.usesStaticLibraries, 9571 pkg.usesStaticLibrariesVersions, pkg.usesStaticLibrariesCertDigests, 9572 pkg.packageName, changingLib, true, 9573 pkg.applicationInfo.targetSdkVersion, usesLibraryFiles); 9574 } 9575 if (pkg.usesOptionalLibraries != null) { 9576 usesLibraryFiles = addSharedLibrariesLPw(pkg.usesOptionalLibraries, 9577 null, null, pkg.packageName, changingLib, false, 9578 pkg.applicationInfo.targetSdkVersion, usesLibraryFiles); 9579 } 9580 if (!ArrayUtils.isEmpty(usesLibraryFiles)) { 9581 pkg.usesLibraryFiles = usesLibraryFiles.toArray(new String[usesLibraryFiles.size()]); 9582 } else { 9583 pkg.usesLibraryFiles = null; 9584 } 9585 } 9586 9587 private Set<String> addSharedLibrariesLPw(@NonNull List<String> requestedLibraries, 9588 @Nullable long[] requiredVersions, @Nullable String[][] requiredCertDigests, 9589 @NonNull String packageName, @Nullable PackageParser.Package changingLib, 9590 boolean required, int targetSdk, @Nullable Set<String> outUsedLibraries) 9591 throws PackageManagerException { 9592 final int libCount = requestedLibraries.size(); 9593 for (int i = 0; i < libCount; i++) { 9594 final String libName = requestedLibraries.get(i); 9595 final long libVersion = requiredVersions != null ? requiredVersions[i] 9596 : SharedLibraryInfo.VERSION_UNDEFINED; 9597 final SharedLibraryEntry libEntry = getSharedLibraryEntryLPr(libName, libVersion); 9598 if (libEntry == null) { 9599 if (required) { 9600 throw new PackageManagerException(INSTALL_FAILED_MISSING_SHARED_LIBRARY, 9601 "Package " + packageName + " requires unavailable shared library " 9602 + libName + "; failing!"); 9603 } else if (DEBUG_SHARED_LIBRARIES) { 9604 Slog.i(TAG, "Package " + packageName 9605 + " desires unavailable shared library " 9606 + libName + "; ignoring!"); 9607 } 9608 } else { 9609 if (requiredVersions != null && requiredCertDigests != null) { 9610 if (libEntry.info.getLongVersion() != requiredVersions[i]) { 9611 throw new PackageManagerException(INSTALL_FAILED_MISSING_SHARED_LIBRARY, 9612 "Package " + packageName + " requires unavailable static shared" 9613 + " library " + libName + " version " 9614 + libEntry.info.getLongVersion() + "; failing!"); 9615 } 9616 9617 PackageParser.Package libPkg = mPackages.get(libEntry.apk); 9618 if (libPkg == null) { 9619 throw new PackageManagerException(INSTALL_FAILED_MISSING_SHARED_LIBRARY, 9620 "Package " + packageName + " requires unavailable static shared" 9621 + " library; failing!"); 9622 } 9623 9624 final String[] expectedCertDigests = requiredCertDigests[i]; 9625 9626 9627 if (expectedCertDigests.length > 1) { 9628 9629 // For apps targeting O MR1 we require explicit enumeration of all certs. 9630 final String[] libCertDigests = (targetSdk > Build.VERSION_CODES.O) 9631 ? PackageUtils.computeSignaturesSha256Digests( 9632 libPkg.mSigningDetails.signatures) 9633 : PackageUtils.computeSignaturesSha256Digests( 9634 new Signature[]{libPkg.mSigningDetails.signatures[0]}); 9635 9636 // Take a shortcut if sizes don't match. Note that if an app doesn't 9637 // target O we don't parse the "additional-certificate" tags similarly 9638 // how we only consider all certs only for apps targeting O (see above). 9639 // Therefore, the size check is safe to make. 9640 if (expectedCertDigests.length != libCertDigests.length) { 9641 throw new PackageManagerException(INSTALL_FAILED_MISSING_SHARED_LIBRARY, 9642 "Package " + packageName + " requires differently signed" + 9643 " static shared library; failing!"); 9644 } 9645 9646 // Use a predictable order as signature order may vary 9647 Arrays.sort(libCertDigests); 9648 Arrays.sort(expectedCertDigests); 9649 9650 final int certCount = libCertDigests.length; 9651 for (int j = 0; j < certCount; j++) { 9652 if (!libCertDigests[j].equalsIgnoreCase(expectedCertDigests[j])) { 9653 throw new PackageManagerException( 9654 INSTALL_FAILED_MISSING_SHARED_LIBRARY, 9655 "Package " + packageName + " requires differently signed" + 9656 " static shared library; failing!"); 9657 } 9658 } 9659 } else { 9660 9661 // lib signing cert could have rotated beyond the one expected, check to see 9662 // if the new one has been blessed by the old 9663 if (!libPkg.mSigningDetails.hasSha256Certificate( 9664 ByteStringUtils.fromHexToByteArray(expectedCertDigests[0]))) { 9665 throw new PackageManagerException( 9666 INSTALL_FAILED_MISSING_SHARED_LIBRARY, 9667 "Package " + packageName + " requires differently signed" + 9668 " static shared library; failing!"); 9669 } 9670 } 9671 } 9672 9673 if (outUsedLibraries == null) { 9674 // Use LinkedHashSet to preserve the order of files added to 9675 // usesLibraryFiles while eliminating duplicates. 9676 outUsedLibraries = new LinkedHashSet<>(); 9677 } 9678 addSharedLibraryLPr(outUsedLibraries, libEntry, changingLib); 9679 } 9680 } 9681 return outUsedLibraries; 9682 } 9683 9684 private static boolean hasString(List<String> list, List<String> which) { 9685 if (list == null) { 9686 return false; 9687 } 9688 for (int i=list.size()-1; i>=0; i--) { 9689 for (int j=which.size()-1; j>=0; j--) { 9690 if (which.get(j).equals(list.get(i))) { 9691 return true; 9692 } 9693 } 9694 } 9695 return false; 9696 } 9697 9698 private ArrayList<PackageParser.Package> updateAllSharedLibrariesLPw( 9699 PackageParser.Package changingPkg) { 9700 ArrayList<PackageParser.Package> res = null; 9701 for (PackageParser.Package pkg : mPackages.values()) { 9702 if (changingPkg != null 9703 && !hasString(pkg.usesLibraries, changingPkg.libraryNames) 9704 && !hasString(pkg.usesOptionalLibraries, changingPkg.libraryNames) 9705 && !ArrayUtils.contains(pkg.usesStaticLibraries, 9706 changingPkg.staticSharedLibName)) { 9707 return null; 9708 } 9709 if (res == null) { 9710 res = new ArrayList<>(); 9711 } 9712 res.add(pkg); 9713 try { 9714 updateSharedLibrariesLPr(pkg, changingPkg); 9715 } catch (PackageManagerException e) { 9716 // If a system app update or an app and a required lib missing we 9717 // delete the package and for updated system apps keep the data as 9718 // it is better for the user to reinstall than to be in an limbo 9719 // state. Also libs disappearing under an app should never happen 9720 // - just in case. 9721 if (!pkg.isSystem() || pkg.isUpdatedSystemApp()) { 9722 final int flags = pkg.isUpdatedSystemApp() 9723 ? PackageManager.DELETE_KEEP_DATA : 0; 9724 deletePackageLIF(pkg.packageName, null, true, sUserManager.getUserIds(), 9725 flags , null, true, null); 9726 } 9727 Slog.e(TAG, "updateAllSharedLibrariesLPw failed: " + e.getMessage()); 9728 } 9729 } 9730 return res; 9731 } 9732 9733 private PackageParser.Package scanPackageTracedLI(PackageParser.Package pkg, 9734 final @ParseFlags int parseFlags, @ScanFlags int scanFlags, long currentTime, 9735 @Nullable UserHandle user) throws PackageManagerException { 9736 Trace.traceBegin(TRACE_TAG_PACKAGE_MANAGER, "scanPackage"); 9737 // If the package has children and this is the first dive in the function 9738 // we recursively scan the package with the SCAN_CHECK_ONLY flag set to see 9739 // whether all packages (parent and children) would be successfully scanned 9740 // before the actual scan since scanning mutates internal state and we want 9741 // to atomically install the package and its children. 9742 if ((scanFlags & SCAN_CHECK_ONLY) == 0) { 9743 if (pkg.childPackages != null && pkg.childPackages.size() > 0) { 9744 scanFlags |= SCAN_CHECK_ONLY; 9745 } 9746 } else { 9747 scanFlags &= ~SCAN_CHECK_ONLY; 9748 } 9749 9750 final PackageParser.Package scannedPkg; 9751 try { 9752 // Scan the parent 9753 scannedPkg = scanPackageNewLI(pkg, parseFlags, scanFlags, currentTime, user); 9754 // Scan the children 9755 final int childCount = (pkg.childPackages != null) ? pkg.childPackages.size() : 0; 9756 for (int i = 0; i < childCount; i++) { 9757 PackageParser.Package childPkg = pkg.childPackages.get(i); 9758 scanPackageNewLI(childPkg, parseFlags, 9759 scanFlags, currentTime, user); 9760 } 9761 } finally { 9762 Trace.traceEnd(TRACE_TAG_PACKAGE_MANAGER); 9763 } 9764 9765 if ((scanFlags & SCAN_CHECK_ONLY) != 0) { 9766 return scanPackageTracedLI(pkg, parseFlags, scanFlags, currentTime, user); 9767 } 9768 9769 return scannedPkg; 9770 } 9771 9772 /** The result of a package scan. */ 9773 private static class ScanResult { 9774 /** Whether or not the package scan was successful */ 9775 public final boolean success; 9776 /** 9777 * The final package settings. This may be the same object passed in 9778 * the {@link ScanRequest}, but, with modified values. 9779 */ 9780 @Nullable public final PackageSetting pkgSetting; 9781 /** ABI code paths that have changed in the package scan */ 9782 @Nullable public final List<String> changedAbiCodePath; 9783 public ScanResult( 9784 boolean success, 9785 @Nullable PackageSetting pkgSetting, 9786 @Nullable List<String> changedAbiCodePath) { 9787 this.success = success; 9788 this.pkgSetting = pkgSetting; 9789 this.changedAbiCodePath = changedAbiCodePath; 9790 } 9791 } 9792 9793 /** A package to be scanned */ 9794 private static class ScanRequest { 9795 /** The parsed package */ 9796 @NonNull public final PackageParser.Package pkg; 9797 /** Shared user settings, if the package has a shared user */ 9798 @Nullable public final SharedUserSetting sharedUserSetting; 9799 /** 9800 * Package settings of the currently installed version. 9801 * <p><em>IMPORTANT:</em> The contents of this object may be modified 9802 * during scan. 9803 */ 9804 @Nullable public final PackageSetting pkgSetting; 9805 /** A copy of the settings for the currently installed version */ 9806 @Nullable public final PackageSetting oldPkgSetting; 9807 /** Package settings for the disabled version on the /system partition */ 9808 @Nullable public final PackageSetting disabledPkgSetting; 9809 /** Package settings for the installed version under its original package name */ 9810 @Nullable public final PackageSetting originalPkgSetting; 9811 /** The real package name of a renamed application */ 9812 @Nullable public final String realPkgName; 9813 public final @ParseFlags int parseFlags; 9814 public final @ScanFlags int scanFlags; 9815 /** The user for which the package is being scanned */ 9816 @Nullable public final UserHandle user; 9817 /** Whether or not the platform package is being scanned */ 9818 public final boolean isPlatformPackage; 9819 public ScanRequest( 9820 @NonNull PackageParser.Package pkg, 9821 @Nullable SharedUserSetting sharedUserSetting, 9822 @Nullable PackageSetting pkgSetting, 9823 @Nullable PackageSetting disabledPkgSetting, 9824 @Nullable PackageSetting originalPkgSetting, 9825 @Nullable String realPkgName, 9826 @ParseFlags int parseFlags, 9827 @ScanFlags int scanFlags, 9828 boolean isPlatformPackage, 9829 @Nullable UserHandle user) { 9830 this.pkg = pkg; 9831 this.pkgSetting = pkgSetting; 9832 this.sharedUserSetting = sharedUserSetting; 9833 this.oldPkgSetting = pkgSetting == null ? null : new PackageSetting(pkgSetting); 9834 this.disabledPkgSetting = disabledPkgSetting; 9835 this.originalPkgSetting = originalPkgSetting; 9836 this.realPkgName = realPkgName; 9837 this.parseFlags = parseFlags; 9838 this.scanFlags = scanFlags; 9839 this.isPlatformPackage = isPlatformPackage; 9840 this.user = user; 9841 } 9842 } 9843 9844 /** 9845 * Returns the actual scan flags depending upon the state of the other settings. 9846 * <p>Updated system applications will not have the following flags set 9847 * by default and need to be adjusted after the fact: 9848 * <ul> 9849 * <li>{@link #SCAN_AS_SYSTEM}</li> 9850 * <li>{@link #SCAN_AS_PRIVILEGED}</li> 9851 * <li>{@link #SCAN_AS_OEM}</li> 9852 * <li>{@link #SCAN_AS_VENDOR}</li> 9853 * <li>{@link #SCAN_AS_PRODUCT}</li> 9854 * <li>{@link #SCAN_AS_INSTANT_APP}</li> 9855 * <li>{@link #SCAN_AS_VIRTUAL_PRELOAD}</li> 9856 * </ul> 9857 */ 9858 private @ScanFlags int adjustScanFlags(@ScanFlags int scanFlags, 9859 PackageSetting pkgSetting, PackageSetting disabledPkgSetting, UserHandle user, 9860 PackageParser.Package pkg) { 9861 if (disabledPkgSetting != null) { 9862 // updated system application, must at least have SCAN_AS_SYSTEM 9863 scanFlags |= SCAN_AS_SYSTEM; 9864 if ((disabledPkgSetting.pkgPrivateFlags 9865 & ApplicationInfo.PRIVATE_FLAG_PRIVILEGED) != 0) { 9866 scanFlags |= SCAN_AS_PRIVILEGED; 9867 } 9868 if ((disabledPkgSetting.pkgPrivateFlags 9869 & ApplicationInfo.PRIVATE_FLAG_OEM) != 0) { 9870 scanFlags |= SCAN_AS_OEM; 9871 } 9872 if ((disabledPkgSetting.pkgPrivateFlags 9873 & ApplicationInfo.PRIVATE_FLAG_VENDOR) != 0) { 9874 scanFlags |= SCAN_AS_VENDOR; 9875 } 9876 if ((disabledPkgSetting.pkgPrivateFlags 9877 & ApplicationInfo.PRIVATE_FLAG_PRODUCT) != 0) { 9878 scanFlags |= SCAN_AS_PRODUCT; 9879 } 9880 } 9881 if (pkgSetting != null) { 9882 final int userId = ((user == null) ? 0 : user.getIdentifier()); 9883 if (pkgSetting.getInstantApp(userId)) { 9884 scanFlags |= SCAN_AS_INSTANT_APP; 9885 } 9886 if (pkgSetting.getVirtulalPreload(userId)) { 9887 scanFlags |= SCAN_AS_VIRTUAL_PRELOAD; 9888 } 9889 } 9890 9891 // Scan as privileged apps that share a user with a priv-app. 9892 if (((scanFlags & SCAN_AS_PRIVILEGED) == 0) && !pkg.isPrivileged() 9893 && (pkg.mSharedUserId != null)) { 9894 SharedUserSetting sharedUserSetting = null; 9895 try { 9896 sharedUserSetting = mSettings.getSharedUserLPw(pkg.mSharedUserId, 0, 0, false); 9897 } catch (PackageManagerException ignore) {} 9898 if (sharedUserSetting != null && sharedUserSetting.isPrivileged()) { 9899 // Exempt SharedUsers signed with the platform key. 9900 // TODO(b/72378145) Fix this exemption. Force signature apps 9901 // to whitelist their privileged permissions just like other 9902 // priv-apps. 9903 synchronized (mPackages) { 9904 PackageSetting platformPkgSetting = mSettings.mPackages.get("android"); 9905 if ((compareSignatures(platformPkgSetting.signatures.mSigningDetails.signatures, 9906 pkg.mSigningDetails.signatures) != PackageManager.SIGNATURE_MATCH)) { 9907 scanFlags |= SCAN_AS_PRIVILEGED; 9908 } 9909 } 9910 } 9911 } 9912 9913 return scanFlags; 9914 } 9915 9916 @GuardedBy("mInstallLock") 9917 private PackageParser.Package scanPackageNewLI(@NonNull PackageParser.Package pkg, 9918 final @ParseFlags int parseFlags, @ScanFlags int scanFlags, long currentTime, 9919 @Nullable UserHandle user) throws PackageManagerException { 9920 9921 final String renamedPkgName = mSettings.getRenamedPackageLPr(pkg.mRealPackage); 9922 final String realPkgName = getRealPackageName(pkg, renamedPkgName); 9923 if (realPkgName != null) { 9924 ensurePackageRenamed(pkg, renamedPkgName); 9925 } 9926 final PackageSetting originalPkgSetting = getOriginalPackageLocked(pkg, renamedPkgName); 9927 final PackageSetting pkgSetting = mSettings.getPackageLPr(pkg.packageName); 9928 final PackageSetting disabledPkgSetting = 9929 mSettings.getDisabledSystemPkgLPr(pkg.packageName); 9930 9931 if (mTransferedPackages.contains(pkg.packageName)) { 9932 Slog.w(TAG, "Package " + pkg.packageName 9933 + " was transferred to another, but its .apk remains"); 9934 } 9935 9936 scanFlags = adjustScanFlags(scanFlags, pkgSetting, disabledPkgSetting, user, pkg); 9937 synchronized (mPackages) { 9938 applyPolicy(pkg, parseFlags, scanFlags); 9939 assertPackageIsValid(pkg, parseFlags, scanFlags); 9940 9941 SharedUserSetting sharedUserSetting = null; 9942 if (pkg.mSharedUserId != null) { 9943 // SIDE EFFECTS; may potentially allocate a new shared user 9944 sharedUserSetting = mSettings.getSharedUserLPw( 9945 pkg.mSharedUserId, 0 /*pkgFlags*/, 0 /*pkgPrivateFlags*/, true /*create*/); 9946 if (DEBUG_PACKAGE_SCANNING) { 9947 if ((parseFlags & PackageParser.PARSE_CHATTY) != 0) 9948 Log.d(TAG, "Shared UserID " + pkg.mSharedUserId 9949 + " (uid=" + sharedUserSetting.userId + "):" 9950 + " packages=" + sharedUserSetting.packages); 9951 } 9952 } 9953 9954 boolean scanSucceeded = false; 9955 try { 9956 final ScanRequest request = new ScanRequest(pkg, sharedUserSetting, pkgSetting, 9957 disabledPkgSetting, originalPkgSetting, realPkgName, parseFlags, scanFlags, 9958 (pkg == mPlatformPackage), user); 9959 final ScanResult result = scanPackageOnlyLI(request, mFactoryTest, currentTime); 9960 if (result.success) { 9961 commitScanResultsLocked(request, result); 9962 } 9963 scanSucceeded = true; 9964 } finally { 9965 if (!scanSucceeded && (scanFlags & SCAN_DELETE_DATA_ON_FAILURES) != 0) { 9966 // DELETE_DATA_ON_FAILURES is only used by frozen paths 9967 destroyAppDataLIF(pkg, UserHandle.USER_ALL, 9968 StorageManager.FLAG_STORAGE_DE | StorageManager.FLAG_STORAGE_CE); 9969 destroyAppProfilesLIF(pkg, UserHandle.USER_ALL); 9970 } 9971 } 9972 } 9973 return pkg; 9974 } 9975 9976 /** 9977 * Commits the package scan and modifies system state. 9978 * <p><em>WARNING:</em> The method may throw an excpetion in the middle 9979 * of committing the package, leaving the system in an inconsistent state. 9980 * This needs to be fixed so, once we get to this point, no errors are 9981 * possible and the system is not left in an inconsistent state. 9982 */ 9983 @GuardedBy("mPackages") 9984 private void commitScanResultsLocked(@NonNull ScanRequest request, @NonNull ScanResult result) 9985 throws PackageManagerException { 9986 final PackageParser.Package pkg = request.pkg; 9987 final @ParseFlags int parseFlags = request.parseFlags; 9988 final @ScanFlags int scanFlags = request.scanFlags; 9989 final PackageSetting oldPkgSetting = request.oldPkgSetting; 9990 final PackageSetting originalPkgSetting = request.originalPkgSetting; 9991 final PackageSetting disabledPkgSetting = request.disabledPkgSetting; 9992 final UserHandle user = request.user; 9993 final String realPkgName = request.realPkgName; 9994 final PackageSetting pkgSetting = result.pkgSetting; 9995 final List<String> changedAbiCodePath = result.changedAbiCodePath; 9996 final boolean newPkgSettingCreated = (result.pkgSetting != request.pkgSetting); 9997 9998 if (newPkgSettingCreated) { 9999 if (originalPkgSetting != null) { 10000 mSettings.addRenamedPackageLPw(pkg.packageName, originalPkgSetting.name); 10001 } 10002 // THROWS: when we can't allocate a user id. add call to check if there's 10003 // enough space to ensure we won't throw; otherwise, don't modify state 10004 mSettings.addUserToSettingLPw(pkgSetting); 10005 10006 if (originalPkgSetting != null && (scanFlags & SCAN_CHECK_ONLY) == 0) { 10007 mTransferedPackages.add(originalPkgSetting.name); 10008 } 10009 } 10010 // TODO(toddke): Consider a method specifically for modifying the Package object 10011 // post scan; or, moving this stuff out of the Package object since it has nothing 10012 // to do with the package on disk. 10013 // We need to have this here because addUserToSettingLPw() is sometimes responsible 10014 // for creating the application ID. If we did this earlier, we would be saving the 10015 // correct ID. 10016 pkg.applicationInfo.uid = pkgSetting.appId; 10017 10018 mSettings.writeUserRestrictionsLPw(pkgSetting, oldPkgSetting); 10019 10020 if ((scanFlags & SCAN_CHECK_ONLY) == 0 && realPkgName != null) { 10021 mTransferedPackages.add(pkg.packageName); 10022 } 10023 10024 // THROWS: when requested libraries that can't be found. it only changes 10025 // the state of the passed in pkg object, so, move to the top of the method 10026 // and allow it to abort 10027 if ((scanFlags & SCAN_BOOTING) == 0 10028 && (parseFlags & PackageParser.PARSE_IS_SYSTEM_DIR) == 0) { 10029 // Check all shared libraries and map to their actual file path. 10030 // We only do this here for apps not on a system dir, because those 10031 // are the only ones that can fail an install due to this. We 10032 // will take care of the system apps by updating all of their 10033 // library paths after the scan is done. Also during the initial 10034 // scan don't update any libs as we do this wholesale after all 10035 // apps are scanned to avoid dependency based scanning. 10036 updateSharedLibrariesLPr(pkg, null); 10037 } 10038 10039 // All versions of a static shared library are referenced with the same 10040 // package name. Internally, we use a synthetic package name to allow 10041 // multiple versions of the same shared library to be installed. So, 10042 // we need to generate the synthetic package name of the latest shared 10043 // library in order to compare signatures. 10044 PackageSetting signatureCheckPs = pkgSetting; 10045 if (pkg.applicationInfo.isStaticSharedLibrary()) { 10046 SharedLibraryEntry libraryEntry = getLatestSharedLibraVersionLPr(pkg); 10047 if (libraryEntry != null) { 10048 signatureCheckPs = mSettings.getPackageLPr(libraryEntry.apk); 10049 } 10050 } 10051 10052 final KeySetManagerService ksms = mSettings.mKeySetManagerService; 10053 if (ksms.shouldCheckUpgradeKeySetLocked(signatureCheckPs, scanFlags)) { 10054 if (ksms.checkUpgradeKeySetLocked(signatureCheckPs, pkg)) { 10055 // We just determined the app is signed correctly, so bring 10056 // over the latest parsed certs. 10057 pkgSetting.signatures.mSigningDetails = pkg.mSigningDetails; 10058 } else { 10059 if ((parseFlags & PackageParser.PARSE_IS_SYSTEM_DIR) == 0) { 10060 throw new PackageManagerException(INSTALL_FAILED_UPDATE_INCOMPATIBLE, 10061 "Package " + pkg.packageName + " upgrade keys do not match the " 10062 + "previously installed version"); 10063 } else { 10064 pkgSetting.signatures.mSigningDetails = pkg.mSigningDetails; 10065 String msg = "System package " + pkg.packageName 10066 + " signature changed; retaining data."; 10067 reportSettingsProblem(Log.WARN, msg); 10068 } 10069 } 10070 } else { 10071 try { 10072 final boolean compareCompat = isCompatSignatureUpdateNeeded(pkg); 10073 final boolean compareRecover = isRecoverSignatureUpdateNeeded(pkg); 10074 final boolean compatMatch = verifySignatures(signatureCheckPs, disabledPkgSetting, 10075 pkg.mSigningDetails, compareCompat, compareRecover); 10076 // The new KeySets will be re-added later in the scanning process. 10077 if (compatMatch) { 10078 synchronized (mPackages) { 10079 ksms.removeAppKeySetDataLPw(pkg.packageName); 10080 } 10081 } 10082 // We just determined the app is signed correctly, so bring 10083 // over the latest parsed certs. 10084 pkgSetting.signatures.mSigningDetails = pkg.mSigningDetails; 10085 10086 10087 // if this is is a sharedUser, check to see if the new package is signed by a newer 10088 // signing certificate than the existing one, and if so, copy over the new details 10089 if (signatureCheckPs.sharedUser != null 10090 && pkg.mSigningDetails.hasAncestor( 10091 signatureCheckPs.sharedUser.signatures.mSigningDetails)) { 10092 signatureCheckPs.sharedUser.signatures.mSigningDetails = pkg.mSigningDetails; 10093 } 10094 } catch (PackageManagerException e) { 10095 if ((parseFlags & PackageParser.PARSE_IS_SYSTEM_DIR) == 0) { 10096 throw e; 10097 } 10098 // The signature has changed, but this package is in the system 10099 // image... let's recover! 10100 pkgSetting.signatures.mSigningDetails = pkg.mSigningDetails; 10101 // However... if this package is part of a shared user, but it 10102 // doesn't match the signature of the shared user, let's fail. 10103 // What this means is that you can't change the signatures 10104 // associated with an overall shared user, which doesn't seem all 10105 // that unreasonable. 10106 if (signatureCheckPs.sharedUser != null) { 10107 if (compareSignatures( 10108 signatureCheckPs.sharedUser.signatures.mSigningDetails.signatures, 10109 pkg.mSigningDetails.signatures) != PackageManager.SIGNATURE_MATCH) { 10110 throw new PackageManagerException( 10111 INSTALL_PARSE_FAILED_INCONSISTENT_CERTIFICATES, 10112 "Signature mismatch for shared user: " 10113 + pkgSetting.sharedUser); 10114 } 10115 } 10116 // File a report about this. 10117 String msg = "System package " + pkg.packageName 10118 + " signature changed; retaining data."; 10119 reportSettingsProblem(Log.WARN, msg); 10120 } catch (IllegalArgumentException e) { 10121 10122 // should never happen: certs matched when checking, but not when comparing 10123 // old to new for sharedUser 10124 throw new PackageManagerException(INSTALL_PARSE_FAILED_INCONSISTENT_CERTIFICATES, 10125 "Signing certificates comparison made on incomparable signing details" 10126 + " but somehow passed verifySignatures!"); 10127 } 10128 } 10129 10130 if ((scanFlags & SCAN_CHECK_ONLY) == 0 && pkg.mAdoptPermissions != null) { 10131 // This package wants to adopt ownership of permissions from 10132 // another package. 10133 for (int i = pkg.mAdoptPermissions.size() - 1; i >= 0; i--) { 10134 final String origName = pkg.mAdoptPermissions.get(i); 10135 final PackageSetting orig = mSettings.getPackageLPr(origName); 10136 if (orig != null) { 10137 if (verifyPackageUpdateLPr(orig, pkg)) { 10138 Slog.i(TAG, "Adopting permissions from " + origName + " to " 10139 + pkg.packageName); 10140 mSettings.mPermissions.transferPermissions(origName, pkg.packageName); 10141 } 10142 } 10143 } 10144 } 10145 10146 if (changedAbiCodePath != null && changedAbiCodePath.size() > 0) { 10147 for (int i = changedAbiCodePath.size() - 1; i <= 0; --i) { 10148 final String codePathString = changedAbiCodePath.get(i); 10149 try { 10150 mInstaller.rmdex(codePathString, 10151 getDexCodeInstructionSet(getPreferredInstructionSet())); 10152 } catch (InstallerException ignored) { 10153 } 10154 } 10155 } 10156 10157 if ((scanFlags & SCAN_CHECK_ONLY) != 0) { 10158 if (oldPkgSetting != null) { 10159 synchronized (mPackages) { 10160 mSettings.mPackages.put(oldPkgSetting.name, oldPkgSetting); 10161 } 10162 } 10163 } else { 10164 final int userId = user == null ? 0 : user.getIdentifier(); 10165 // Modify state for the given package setting 10166 commitPackageSettings(pkg, pkgSetting, user, scanFlags, 10167 (parseFlags & PackageParser.PARSE_CHATTY) != 0 /*chatty*/); 10168 if (pkgSetting.getInstantApp(userId)) { 10169 mInstantAppRegistry.addInstantAppLPw(userId, pkgSetting.appId); 10170 } 10171 } 10172 } 10173 10174 /** 10175 * Returns the "real" name of the package. 10176 * <p>This may differ from the package's actual name if the application has already 10177 * been installed under one of this package's original names. 10178 */ 10179 private static @Nullable String getRealPackageName(@NonNull PackageParser.Package pkg, 10180 @Nullable String renamedPkgName) { 10181 if (isPackageRenamed(pkg, renamedPkgName)) { 10182 return pkg.mRealPackage; 10183 } 10184 return null; 10185 } 10186 10187 /** Returns {@code true} if the package has been renamed. Otherwise, {@code false}. */ 10188 private static boolean isPackageRenamed(@NonNull PackageParser.Package pkg, 10189 @Nullable String renamedPkgName) { 10190 return pkg.mOriginalPackages != null && pkg.mOriginalPackages.contains(renamedPkgName); 10191 } 10192 10193 /** 10194 * Returns the original package setting. 10195 * <p>A package can migrate its name during an update. In this scenario, a package 10196 * designates a set of names that it considers as one of its original names. 10197 * <p>An original package must be signed identically and it must have the same 10198 * shared user [if any]. 10199 */ 10200 @GuardedBy("mPackages") 10201 private @Nullable PackageSetting getOriginalPackageLocked(@NonNull PackageParser.Package pkg, 10202 @Nullable String renamedPkgName) { 10203 if (!isPackageRenamed(pkg, renamedPkgName)) { 10204 return null; 10205 } 10206 for (int i = pkg.mOriginalPackages.size() - 1; i >= 0; --i) { 10207 final PackageSetting originalPs = 10208 mSettings.getPackageLPr(pkg.mOriginalPackages.get(i)); 10209 if (originalPs != null) { 10210 // the package is already installed under its original name... 10211 // but, should we use it? 10212 if (!verifyPackageUpdateLPr(originalPs, pkg)) { 10213 // the new package is incompatible with the original 10214 continue; 10215 } else if (originalPs.sharedUser != null) { 10216 if (!originalPs.sharedUser.name.equals(pkg.mSharedUserId)) { 10217 // the shared user id is incompatible with the original 10218 Slog.w(TAG, "Unable to migrate data from " + originalPs.name 10219 + " to " + pkg.packageName + ": old uid " 10220 + originalPs.sharedUser.name 10221 + " differs from " + pkg.mSharedUserId); 10222 continue; 10223 } 10224 // TODO: Add case when shared user id is added [b/28144775] 10225 } else { 10226 if (DEBUG_UPGRADE) Log.v(TAG, "Renaming new package " 10227 + pkg.packageName + " to old name " + originalPs.name); 10228 } 10229 return originalPs; 10230 } 10231 } 10232 return null; 10233 } 10234 10235 /** 10236 * Renames the package if it was installed under a different name. 10237 * <p>When we've already installed the package under an original name, update 10238 * the new package so we can continue to have the old name. 10239 */ 10240 private static void ensurePackageRenamed(@NonNull PackageParser.Package pkg, 10241 @NonNull String renamedPackageName) { 10242 if (pkg.mOriginalPackages == null 10243 || !pkg.mOriginalPackages.contains(renamedPackageName) 10244 || pkg.packageName.equals(renamedPackageName)) { 10245 return; 10246 } 10247 pkg.setPackageName(renamedPackageName); 10248 } 10249 10250 /** 10251 * Just scans the package without any side effects. 10252 * <p>Not entirely true at the moment. There is still one side effect -- this 10253 * method potentially modifies a live {@link PackageSetting} object representing 10254 * the package being scanned. This will be resolved in the future. 10255 * 10256 * @param request Information about the package to be scanned 10257 * @param isUnderFactoryTest Whether or not the device is under factory test 10258 * @param currentTime The current time, in millis 10259 * @return The results of the scan 10260 */ 10261 @GuardedBy("mInstallLock") 10262 private static @NonNull ScanResult scanPackageOnlyLI(@NonNull ScanRequest request, 10263 boolean isUnderFactoryTest, long currentTime) 10264 throws PackageManagerException { 10265 final PackageParser.Package pkg = request.pkg; 10266 PackageSetting pkgSetting = request.pkgSetting; 10267 final PackageSetting disabledPkgSetting = request.disabledPkgSetting; 10268 final PackageSetting originalPkgSetting = request.originalPkgSetting; 10269 final @ParseFlags int parseFlags = request.parseFlags; 10270 final @ScanFlags int scanFlags = request.scanFlags; 10271 final String realPkgName = request.realPkgName; 10272 final SharedUserSetting sharedUserSetting = request.sharedUserSetting; 10273 final UserHandle user = request.user; 10274 final boolean isPlatformPackage = request.isPlatformPackage; 10275 10276 List<String> changedAbiCodePath = null; 10277 10278 if (DEBUG_PACKAGE_SCANNING) { 10279 if ((parseFlags & PackageParser.PARSE_CHATTY) != 0) 10280 Log.d(TAG, "Scanning package " + pkg.packageName); 10281 } 10282 10283 if (Build.IS_DEBUGGABLE && 10284 pkg.isPrivileged() && 10285 !SystemProperties.getBoolean("pm.dexopt.priv-apps", true)) { 10286 PackageManagerServiceUtils.logPackageHasUncompressedCode(pkg); 10287 } 10288 10289 // Initialize package source and resource directories 10290 final File scanFile = new File(pkg.codePath); 10291 final File destCodeFile = new File(pkg.applicationInfo.getCodePath()); 10292 final File destResourceFile = new File(pkg.applicationInfo.getResourcePath()); 10293 10294 // We keep references to the derived CPU Abis from settings in oder to reuse 10295 // them in the case where we're not upgrading or booting for the first time. 10296 String primaryCpuAbiFromSettings = null; 10297 String secondaryCpuAbiFromSettings = null; 10298 boolean needToDeriveAbi = (scanFlags & SCAN_FIRST_BOOT_OR_UPGRADE) != 0; 10299 10300 if (!needToDeriveAbi) { 10301 if (pkgSetting != null) { 10302 primaryCpuAbiFromSettings = pkgSetting.primaryCpuAbiString; 10303 secondaryCpuAbiFromSettings = pkgSetting.secondaryCpuAbiString; 10304 } else { 10305 // Re-scanning a system package after uninstalling updates; need to derive ABI 10306 needToDeriveAbi = true; 10307 } 10308 } 10309 10310 if (pkgSetting != null && pkgSetting.sharedUser != sharedUserSetting) { 10311 PackageManagerService.reportSettingsProblem(Log.WARN, 10312 "Package " + pkg.packageName + " shared user changed from " 10313 + (pkgSetting.sharedUser != null 10314 ? pkgSetting.sharedUser.name : "<nothing>") 10315 + " to " 10316 + (sharedUserSetting != null ? sharedUserSetting.name : "<nothing>") 10317 + "; replacing with new"); 10318 pkgSetting = null; 10319 } 10320 10321 String[] usesStaticLibraries = null; 10322 if (pkg.usesStaticLibraries != null) { 10323 usesStaticLibraries = new String[pkg.usesStaticLibraries.size()]; 10324 pkg.usesStaticLibraries.toArray(usesStaticLibraries); 10325 } 10326 final boolean createNewPackage = (pkgSetting == null); 10327 if (createNewPackage) { 10328 final String parentPackageName = (pkg.parentPackage != null) 10329 ? pkg.parentPackage.packageName : null; 10330 final boolean instantApp = (scanFlags & SCAN_AS_INSTANT_APP) != 0; 10331 final boolean virtualPreload = (scanFlags & SCAN_AS_VIRTUAL_PRELOAD) != 0; 10332 // REMOVE SharedUserSetting from method; update in a separate call 10333 pkgSetting = Settings.createNewSetting(pkg.packageName, originalPkgSetting, 10334 disabledPkgSetting, realPkgName, sharedUserSetting, destCodeFile, 10335 destResourceFile, pkg.applicationInfo.nativeLibraryRootDir, 10336 pkg.applicationInfo.primaryCpuAbi, pkg.applicationInfo.secondaryCpuAbi, 10337 pkg.mVersionCode, pkg.applicationInfo.flags, pkg.applicationInfo.privateFlags, 10338 user, true /*allowInstall*/, instantApp, virtualPreload, 10339 parentPackageName, pkg.getChildPackageNames(), 10340 UserManagerService.getInstance(), usesStaticLibraries, 10341 pkg.usesStaticLibrariesVersions); 10342 } else { 10343 // REMOVE SharedUserSetting from method; update in a separate call. 10344 // 10345 // TODO(narayan): This update is bogus. nativeLibraryDir & primaryCpuAbi, 10346 // secondaryCpuAbi are not known at this point so we always update them 10347 // to null here, only to reset them at a later point. 10348 Settings.updatePackageSetting(pkgSetting, disabledPkgSetting, sharedUserSetting, 10349 destCodeFile, destResourceFile, pkg.applicationInfo.nativeLibraryDir, 10350 pkg.applicationInfo.primaryCpuAbi, pkg.applicationInfo.secondaryCpuAbi, 10351 pkg.applicationInfo.flags, pkg.applicationInfo.privateFlags, 10352 pkg.getChildPackageNames(), UserManagerService.getInstance(), 10353 usesStaticLibraries, pkg.usesStaticLibrariesVersions); 10354 } 10355 if (createNewPackage && originalPkgSetting != null) { 10356 // This is the initial transition from the original package, so, 10357 // fix up the new package's name now. We must do this after looking 10358 // up the package under its new name, so getPackageLP takes care of 10359 // fiddling things correctly. 10360 pkg.setPackageName(originalPkgSetting.name); 10361 10362 // File a report about this. 10363 String msg = "New package " + pkgSetting.realName 10364 + " renamed to replace old package " + pkgSetting.name; 10365 reportSettingsProblem(Log.WARN, msg); 10366 } 10367 10368 if (disabledPkgSetting != null) { 10369 pkg.applicationInfo.flags |= ApplicationInfo.FLAG_UPDATED_SYSTEM_APP; 10370 } 10371 10372 // SELinux sandboxes become more restrictive as targetSdkVersion increases. 10373 // To ensure that apps with sharedUserId are placed in the same selinux domain 10374 // without breaking any assumptions about access, put them into the least 10375 // restrictive targetSdkVersion=25 domain. 10376 // TODO(b/72290969): Base this on the actual targetSdkVersion(s) of the apps within the 10377 // sharedUserSetting, instead of defaulting to the least restrictive domain. 10378 final int targetSdk = (sharedUserSetting != null) ? 25 10379 : pkg.applicationInfo.targetSdkVersion; 10380 // TODO(b/71593002): isPrivileged for sharedUser and appInfo should never be out of sync. 10381 // They currently can be if the sharedUser apps are signed with the platform key. 10382 final boolean isPrivileged = (sharedUserSetting != null) ? 10383 sharedUserSetting.isPrivileged() | pkg.isPrivileged() : pkg.isPrivileged(); 10384 10385 SELinuxMMAC.assignSeInfoValue(pkg, isPrivileged, targetSdk); 10386 10387 pkg.mExtras = pkgSetting; 10388 pkg.applicationInfo.processName = fixProcessName( 10389 pkg.applicationInfo.packageName, 10390 pkg.applicationInfo.processName); 10391 10392 if (!isPlatformPackage) { 10393 // Get all of our default paths setup 10394 pkg.applicationInfo.initForUser(UserHandle.USER_SYSTEM); 10395 } 10396 10397 final String cpuAbiOverride = deriveAbiOverride(pkg.cpuAbiOverride, pkgSetting); 10398 10399 if ((scanFlags & SCAN_NEW_INSTALL) == 0) { 10400 if (needToDeriveAbi) { 10401 Trace.traceBegin(TRACE_TAG_PACKAGE_MANAGER, "derivePackageAbi"); 10402 final boolean extractNativeLibs = !pkg.isLibrary(); 10403 derivePackageAbi(pkg, cpuAbiOverride, extractNativeLibs); 10404 Trace.traceEnd(TRACE_TAG_PACKAGE_MANAGER); 10405 10406 // Some system apps still use directory structure for native libraries 10407 // in which case we might end up not detecting abi solely based on apk 10408 // structure. Try to detect abi based on directory structure. 10409 if (isSystemApp(pkg) && !pkg.isUpdatedSystemApp() && 10410 pkg.applicationInfo.primaryCpuAbi == null) { 10411 setBundledAppAbisAndRoots(pkg, pkgSetting); 10412 setNativeLibraryPaths(pkg, sAppLib32InstallDir); 10413 } 10414 } else { 10415 // This is not a first boot or an upgrade, don't bother deriving the 10416 // ABI during the scan. Instead, trust the value that was stored in the 10417 // package setting. 10418 pkg.applicationInfo.primaryCpuAbi = primaryCpuAbiFromSettings; 10419 pkg.applicationInfo.secondaryCpuAbi = secondaryCpuAbiFromSettings; 10420 10421 setNativeLibraryPaths(pkg, sAppLib32InstallDir); 10422 10423 if (DEBUG_ABI_SELECTION) { 10424 Slog.i(TAG, "Using ABIS and native lib paths from settings : " + 10425 pkg.packageName + " " + pkg.applicationInfo.primaryCpuAbi + ", " + 10426 pkg.applicationInfo.secondaryCpuAbi); 10427 } 10428 } 10429 } else { 10430 if ((scanFlags & SCAN_MOVE) != 0) { 10431 // We haven't run dex-opt for this move (since we've moved the compiled output too) 10432 // but we already have this packages package info in the PackageSetting. We just 10433 // use that and derive the native library path based on the new codepath. 10434 pkg.applicationInfo.primaryCpuAbi = pkgSetting.primaryCpuAbiString; 10435 pkg.applicationInfo.secondaryCpuAbi = pkgSetting.secondaryCpuAbiString; 10436 } 10437 10438 // Set native library paths again. For moves, the path will be updated based on the 10439 // ABIs we've determined above. For non-moves, the path will be updated based on the 10440 // ABIs we determined during compilation, but the path will depend on the final 10441 // package path (after the rename away from the stage path). 10442 setNativeLibraryPaths(pkg, sAppLib32InstallDir); 10443 } 10444 10445 // This is a special case for the "system" package, where the ABI is 10446 // dictated by the zygote configuration (and init.rc). We should keep track 10447 // of this ABI so that we can deal with "normal" applications that run under 10448 // the same UID correctly. 10449 if (isPlatformPackage) { 10450 pkg.applicationInfo.primaryCpuAbi = VMRuntime.getRuntime().is64Bit() ? 10451 Build.SUPPORTED_64_BIT_ABIS[0] : Build.SUPPORTED_32_BIT_ABIS[0]; 10452 } 10453 10454 // If there's a mismatch between the abi-override in the package setting 10455 // and the abiOverride specified for the install. Warn about this because we 10456 // would've already compiled the app without taking the package setting into 10457 // account. 10458 if ((scanFlags & SCAN_NO_DEX) == 0 && (scanFlags & SCAN_NEW_INSTALL) != 0) { 10459 if (cpuAbiOverride == null && pkg.packageName != null) { 10460 Slog.w(TAG, "Ignoring persisted ABI override " + cpuAbiOverride + 10461 " for package " + pkg.packageName); 10462 } 10463 } 10464 10465 pkgSetting.primaryCpuAbiString = pkg.applicationInfo.primaryCpuAbi; 10466 pkgSetting.secondaryCpuAbiString = pkg.applicationInfo.secondaryCpuAbi; 10467 pkgSetting.cpuAbiOverrideString = cpuAbiOverride; 10468 10469 // Copy the derived override back to the parsed package, so that we can 10470 // update the package settings accordingly. 10471 pkg.cpuAbiOverride = cpuAbiOverride; 10472 10473 if (DEBUG_ABI_SELECTION) { 10474 Slog.d(TAG, "Resolved nativeLibraryRoot for " + pkg.packageName 10475 + " to root=" + pkg.applicationInfo.nativeLibraryRootDir + ", isa=" 10476 + pkg.applicationInfo.nativeLibraryRootRequiresIsa); 10477 } 10478 10479 // Push the derived path down into PackageSettings so we know what to 10480 // clean up at uninstall time. 10481 pkgSetting.legacyNativeLibraryPathString = pkg.applicationInfo.nativeLibraryRootDir; 10482 10483 if (DEBUG_ABI_SELECTION) { 10484 Log.d(TAG, "Abis for package[" + pkg.packageName + "] are" + 10485 " primary=" + pkg.applicationInfo.primaryCpuAbi + 10486 " secondary=" + pkg.applicationInfo.secondaryCpuAbi); 10487 } 10488 10489 if ((scanFlags & SCAN_BOOTING) == 0 && pkgSetting.sharedUser != null) { 10490 // We don't do this here during boot because we can do it all 10491 // at once after scanning all existing packages. 10492 // 10493 // We also do this *before* we perform dexopt on this package, so that 10494 // we can avoid redundant dexopts, and also to make sure we've got the 10495 // code and package path correct. 10496 changedAbiCodePath = 10497 adjustCpuAbisForSharedUserLPw(pkgSetting.sharedUser.packages, pkg); 10498 } 10499 10500 if (isUnderFactoryTest && pkg.requestedPermissions.contains( 10501 android.Manifest.permission.FACTORY_TEST)) { 10502 pkg.applicationInfo.flags |= ApplicationInfo.FLAG_FACTORY_TEST; 10503 } 10504 10505 if (isSystemApp(pkg)) { 10506 pkgSetting.isOrphaned = true; 10507 } 10508 10509 // Take care of first install / last update times. 10510 final long scanFileTime = getLastModifiedTime(pkg); 10511 if (currentTime != 0) { 10512 if (pkgSetting.firstInstallTime == 0) { 10513 pkgSetting.firstInstallTime = pkgSetting.lastUpdateTime = currentTime; 10514 } else if ((scanFlags & SCAN_UPDATE_TIME) != 0) { 10515 pkgSetting.lastUpdateTime = currentTime; 10516 } 10517 } else if (pkgSetting.firstInstallTime == 0) { 10518 // We need *something*. Take time time stamp of the file. 10519 pkgSetting.firstInstallTime = pkgSetting.lastUpdateTime = scanFileTime; 10520 } else if ((parseFlags & PackageParser.PARSE_IS_SYSTEM_DIR) != 0) { 10521 if (scanFileTime != pkgSetting.timeStamp) { 10522 // A package on the system image has changed; consider this 10523 // to be an update. 10524 pkgSetting.lastUpdateTime = scanFileTime; 10525 } 10526 } 10527 pkgSetting.setTimeStamp(scanFileTime); 10528 10529 pkgSetting.pkg = pkg; 10530 pkgSetting.pkgFlags = pkg.applicationInfo.flags; 10531 if (pkg.getLongVersionCode() != pkgSetting.versionCode) { 10532 pkgSetting.versionCode = pkg.getLongVersionCode(); 10533 } 10534 // Update volume if needed 10535 final String volumeUuid = pkg.applicationInfo.volumeUuid; 10536 if (!Objects.equals(volumeUuid, pkgSetting.volumeUuid)) { 10537 Slog.i(PackageManagerService.TAG, 10538 "Update" + (pkgSetting.isSystem() ? " system" : "") 10539 + " package " + pkg.packageName 10540 + " volume from " + pkgSetting.volumeUuid 10541 + " to " + volumeUuid); 10542 pkgSetting.volumeUuid = volumeUuid; 10543 } 10544 10545 return new ScanResult(true, pkgSetting, changedAbiCodePath); 10546 } 10547 10548 /** 10549 * Returns {@code true} if the given file contains code. Otherwise {@code false}. 10550 */ 10551 private static boolean apkHasCode(String fileName) { 10552 StrictJarFile jarFile = null; 10553 try { 10554 jarFile = new StrictJarFile(fileName, 10555 false /*verify*/, false /*signatureSchemeRollbackProtectionsEnforced*/); 10556 return jarFile.findEntry("classes.dex") != null; 10557 } catch (IOException ignore) { 10558 } finally { 10559 try { 10560 if (jarFile != null) { 10561 jarFile.close(); 10562 } 10563 } catch (IOException ignore) {} 10564 } 10565 return false; 10566 } 10567 10568 /** 10569 * Enforces code policy for the package. This ensures that if an APK has 10570 * declared hasCode="true" in its manifest that the APK actually contains 10571 * code. 10572 * 10573 * @throws PackageManagerException If bytecode could not be found when it should exist 10574 */ 10575 private static void assertCodePolicy(PackageParser.Package pkg) 10576 throws PackageManagerException { 10577 final boolean shouldHaveCode = 10578 (pkg.applicationInfo.flags & ApplicationInfo.FLAG_HAS_CODE) != 0; 10579 if (shouldHaveCode && !apkHasCode(pkg.baseCodePath)) { 10580 throw new PackageManagerException(INSTALL_FAILED_INVALID_APK, 10581 "Package " + pkg.baseCodePath + " code is missing"); 10582 } 10583 10584 if (!ArrayUtils.isEmpty(pkg.splitCodePaths)) { 10585 for (int i = 0; i < pkg.splitCodePaths.length; i++) { 10586 final boolean splitShouldHaveCode = 10587 (pkg.splitFlags[i] & ApplicationInfo.FLAG_HAS_CODE) != 0; 10588 if (splitShouldHaveCode && !apkHasCode(pkg.splitCodePaths[i])) { 10589 throw new PackageManagerException(INSTALL_FAILED_INVALID_APK, 10590 "Package " + pkg.splitCodePaths[i] + " code is missing"); 10591 } 10592 } 10593 } 10594 } 10595 10596 /** 10597 * Applies policy to the parsed package based upon the given policy flags. 10598 * Ensures the package is in a good state. 10599 * <p> 10600 * Implementation detail: This method must NOT have any side effect. It would 10601 * ideally be static, but, it requires locks to read system state. 10602 */ 10603 private static void applyPolicy(PackageParser.Package pkg, final @ParseFlags int parseFlags, 10604 final @ScanFlags int scanFlags) { 10605 if ((scanFlags & SCAN_AS_SYSTEM) != 0) { 10606 pkg.applicationInfo.flags |= ApplicationInfo.FLAG_SYSTEM; 10607 if (pkg.applicationInfo.isDirectBootAware()) { 10608 // we're direct boot aware; set for all components 10609 for (PackageParser.Service s : pkg.services) { 10610 s.info.encryptionAware = s.info.directBootAware = true; 10611 } 10612 for (PackageParser.Provider p : pkg.providers) { 10613 p.info.encryptionAware = p.info.directBootAware = true; 10614 } 10615 for (PackageParser.Activity a : pkg.activities) { 10616 a.info.encryptionAware = a.info.directBootAware = true; 10617 } 10618 for (PackageParser.Activity r : pkg.receivers) { 10619 r.info.encryptionAware = r.info.directBootAware = true; 10620 } 10621 } 10622 if (compressedFileExists(pkg.codePath)) { 10623 pkg.isStub = true; 10624 } 10625 } else { 10626 // non system apps can't be flagged as core 10627 pkg.coreApp = false; 10628 // clear flags not applicable to regular apps 10629 pkg.applicationInfo.flags &= 10630 ~ApplicationInfo.FLAG_PERSISTENT; 10631 pkg.applicationInfo.privateFlags &= 10632 ~ApplicationInfo.PRIVATE_FLAG_DEFAULT_TO_DEVICE_PROTECTED_STORAGE; 10633 pkg.applicationInfo.privateFlags &= 10634 ~ApplicationInfo.PRIVATE_FLAG_DIRECT_BOOT_AWARE; 10635 // cap permission priorities 10636 if (pkg.permissionGroups != null && pkg.permissionGroups.size() > 0) { 10637 for (int i = pkg.permissionGroups.size() - 1; i >= 0; --i) { 10638 pkg.permissionGroups.get(i).info.priority = 0; 10639 } 10640 } 10641 } 10642 if ((scanFlags & SCAN_AS_PRIVILEGED) == 0) { 10643 // clear protected broadcasts 10644 pkg.protectedBroadcasts = null; 10645 // ignore export request for single user receivers 10646 if (pkg.receivers != null) { 10647 for (int i = pkg.receivers.size() - 1; i >= 0; --i) { 10648 final PackageParser.Activity receiver = pkg.receivers.get(i); 10649 if ((receiver.info.flags & ActivityInfo.FLAG_SINGLE_USER) != 0) { 10650 receiver.info.exported = false; 10651 } 10652 } 10653 } 10654 // ignore export request for single user services 10655 if (pkg.services != null) { 10656 for (int i = pkg.services.size() - 1; i >= 0; --i) { 10657 final PackageParser.Service service = pkg.services.get(i); 10658 if ((service.info.flags & ServiceInfo.FLAG_SINGLE_USER) != 0) { 10659 service.info.exported = false; 10660 } 10661 } 10662 } 10663 // ignore export request for single user providers 10664 if (pkg.providers != null) { 10665 for (int i = pkg.providers.size() - 1; i >= 0; --i) { 10666 final PackageParser.Provider provider = pkg.providers.get(i); 10667 if ((provider.info.flags & ProviderInfo.FLAG_SINGLE_USER) != 0) { 10668 provider.info.exported = false; 10669 } 10670 } 10671 } 10672 } 10673 10674 if ((scanFlags & SCAN_AS_PRIVILEGED) != 0) { 10675 pkg.applicationInfo.privateFlags |= ApplicationInfo.PRIVATE_FLAG_PRIVILEGED; 10676 } 10677 10678 if ((scanFlags & SCAN_AS_OEM) != 0) { 10679 pkg.applicationInfo.privateFlags |= ApplicationInfo.PRIVATE_FLAG_OEM; 10680 } 10681 10682 if ((scanFlags & SCAN_AS_VENDOR) != 0) { 10683 pkg.applicationInfo.privateFlags |= ApplicationInfo.PRIVATE_FLAG_VENDOR; 10684 } 10685 10686 if ((scanFlags & SCAN_AS_PRODUCT) != 0) { 10687 pkg.applicationInfo.privateFlags |= ApplicationInfo.PRIVATE_FLAG_PRODUCT; 10688 } 10689 10690 if (!isSystemApp(pkg)) { 10691 // Only system apps can use these features. 10692 pkg.mOriginalPackages = null; 10693 pkg.mRealPackage = null; 10694 pkg.mAdoptPermissions = null; 10695 } 10696 } 10697 10698 private static @NonNull <T> T assertNotNull(@Nullable T object, String message) 10699 throws PackageManagerException { 10700 if (object == null) { 10701 throw new PackageManagerException(INSTALL_FAILED_INTERNAL_ERROR, message); 10702 } 10703 return object; 10704 } 10705 10706 /** 10707 * Asserts the parsed package is valid according to the given policy. If the 10708 * package is invalid, for whatever reason, throws {@link PackageManagerException}. 10709 * <p> 10710 * Implementation detail: This method must NOT have any side effects. It would 10711 * ideally be static, but, it requires locks to read system state. 10712 * 10713 * @throws PackageManagerException If the package fails any of the validation checks 10714 */ 10715 private void assertPackageIsValid(PackageParser.Package pkg, final @ParseFlags int parseFlags, 10716 final @ScanFlags int scanFlags) 10717 throws PackageManagerException { 10718 if ((parseFlags & PackageParser.PARSE_ENFORCE_CODE) != 0) { 10719 assertCodePolicy(pkg); 10720 } 10721 10722 if (pkg.applicationInfo.getCodePath() == null || 10723 pkg.applicationInfo.getResourcePath() == null) { 10724 // Bail out. The resource and code paths haven't been set. 10725 throw new PackageManagerException(INSTALL_FAILED_INVALID_APK, 10726 "Code and resource paths haven't been set correctly"); 10727 } 10728 10729 // Make sure we're not adding any bogus keyset info 10730 final KeySetManagerService ksms = mSettings.mKeySetManagerService; 10731 ksms.assertScannedPackageValid(pkg); 10732 10733 synchronized (mPackages) { 10734 // The special "android" package can only be defined once 10735 if (pkg.packageName.equals("android")) { 10736 if (mAndroidApplication != null) { 10737 Slog.w(TAG, "*************************************************"); 10738 Slog.w(TAG, "Core android package being redefined. Skipping."); 10739 Slog.w(TAG, " codePath=" + pkg.codePath); 10740 Slog.w(TAG, "*************************************************"); 10741 throw new PackageManagerException(INSTALL_FAILED_DUPLICATE_PACKAGE, 10742 "Core android package being redefined. Skipping."); 10743 } 10744 } 10745 10746 // A package name must be unique; don't allow duplicates 10747 if (mPackages.containsKey(pkg.packageName)) { 10748 throw new PackageManagerException(INSTALL_FAILED_DUPLICATE_PACKAGE, 10749 "Application package " + pkg.packageName 10750 + " already installed. Skipping duplicate."); 10751 } 10752 10753 if (pkg.applicationInfo.isStaticSharedLibrary()) { 10754 // Static libs have a synthetic package name containing the version 10755 // but we still want the base name to be unique. 10756 if (mPackages.containsKey(pkg.manifestPackageName)) { 10757 throw new PackageManagerException( 10758 "Duplicate static shared lib provider package"); 10759 } 10760 10761 // Static shared libraries should have at least O target SDK 10762 if (pkg.applicationInfo.targetSdkVersion < Build.VERSION_CODES.O) { 10763 throw new PackageManagerException( 10764 "Packages declaring static-shared libs must target O SDK or higher"); 10765 } 10766 10767 // Package declaring static a shared lib cannot be instant apps 10768 if ((scanFlags & SCAN_AS_INSTANT_APP) != 0) { 10769 throw new PackageManagerException( 10770 "Packages declaring static-shared libs cannot be instant apps"); 10771 } 10772 10773 // Package declaring static a shared lib cannot be renamed since the package 10774 // name is synthetic and apps can't code around package manager internals. 10775 if (!ArrayUtils.isEmpty(pkg.mOriginalPackages)) { 10776 throw new PackageManagerException( 10777 "Packages declaring static-shared libs cannot be renamed"); 10778 } 10779 10780 // Package declaring static a shared lib cannot declare child packages 10781 if (!ArrayUtils.isEmpty(pkg.childPackages)) { 10782 throw new PackageManagerException( 10783 "Packages declaring static-shared libs cannot have child packages"); 10784 } 10785 10786 // Package declaring static a shared lib cannot declare dynamic libs 10787 if (!ArrayUtils.isEmpty(pkg.libraryNames)) { 10788 throw new PackageManagerException( 10789 "Packages declaring static-shared libs cannot declare dynamic libs"); 10790 } 10791 10792 // Package declaring static a shared lib cannot declare shared users 10793 if (pkg.mSharedUserId != null) { 10794 throw new PackageManagerException( 10795 "Packages declaring static-shared libs cannot declare shared users"); 10796 } 10797 10798 // Static shared libs cannot declare activities 10799 if (!pkg.activities.isEmpty()) { 10800 throw new PackageManagerException( 10801 "Static shared libs cannot declare activities"); 10802 } 10803 10804 // Static shared libs cannot declare services 10805 if (!pkg.services.isEmpty()) { 10806 throw new PackageManagerException( 10807 "Static shared libs cannot declare services"); 10808 } 10809 10810 // Static shared libs cannot declare providers 10811 if (!pkg.providers.isEmpty()) { 10812 throw new PackageManagerException( 10813 "Static shared libs cannot declare content providers"); 10814 } 10815 10816 // Static shared libs cannot declare receivers 10817 if (!pkg.receivers.isEmpty()) { 10818 throw new PackageManagerException( 10819 "Static shared libs cannot declare broadcast receivers"); 10820 } 10821 10822 // Static shared libs cannot declare permission groups 10823 if (!pkg.permissionGroups.isEmpty()) { 10824 throw new PackageManagerException( 10825 "Static shared libs cannot declare permission groups"); 10826 } 10827 10828 // Static shared libs cannot declare permissions 10829 if (!pkg.permissions.isEmpty()) { 10830 throw new PackageManagerException( 10831 "Static shared libs cannot declare permissions"); 10832 } 10833 10834 // Static shared libs cannot declare protected broadcasts 10835 if (pkg.protectedBroadcasts != null) { 10836 throw new PackageManagerException( 10837 "Static shared libs cannot declare protected broadcasts"); 10838 } 10839 10840 // Static shared libs cannot be overlay targets 10841 if (pkg.mOverlayTarget != null) { 10842 throw new PackageManagerException( 10843 "Static shared libs cannot be overlay targets"); 10844 } 10845 10846 // The version codes must be ordered as lib versions 10847 long minVersionCode = Long.MIN_VALUE; 10848 long maxVersionCode = Long.MAX_VALUE; 10849 10850 LongSparseArray<SharedLibraryEntry> versionedLib = mSharedLibraries.get( 10851 pkg.staticSharedLibName); 10852 if (versionedLib != null) { 10853 final int versionCount = versionedLib.size(); 10854 for (int i = 0; i < versionCount; i++) { 10855 SharedLibraryInfo libInfo = versionedLib.valueAt(i).info; 10856 final long libVersionCode = libInfo.getDeclaringPackage() 10857 .getLongVersionCode(); 10858 if (libInfo.getLongVersion() < pkg.staticSharedLibVersion) { 10859 minVersionCode = Math.max(minVersionCode, libVersionCode + 1); 10860 } else if (libInfo.getLongVersion() > pkg.staticSharedLibVersion) { 10861 maxVersionCode = Math.min(maxVersionCode, libVersionCode - 1); 10862 } else { 10863 minVersionCode = maxVersionCode = libVersionCode; 10864 break; 10865 } 10866 } 10867 } 10868 if (pkg.getLongVersionCode() < minVersionCode 10869 || pkg.getLongVersionCode() > maxVersionCode) { 10870 throw new PackageManagerException("Static shared" 10871 + " lib version codes must be ordered as lib versions"); 10872 } 10873 } 10874 10875 // Only privileged apps and updated privileged apps can add child packages. 10876 if (pkg.childPackages != null && !pkg.childPackages.isEmpty()) { 10877 if ((scanFlags & SCAN_AS_PRIVILEGED) == 0) { 10878 throw new PackageManagerException("Only privileged apps can add child " 10879 + "packages. Ignoring package " + pkg.packageName); 10880 } 10881 final int childCount = pkg.childPackages.size(); 10882 for (int i = 0; i < childCount; i++) { 10883 PackageParser.Package childPkg = pkg.childPackages.get(i); 10884 if (mSettings.hasOtherDisabledSystemPkgWithChildLPr(pkg.packageName, 10885 childPkg.packageName)) { 10886 throw new PackageManagerException("Can't override child of " 10887 + "another disabled app. Ignoring package " + pkg.packageName); 10888 } 10889 } 10890 } 10891 10892 // If we're only installing presumed-existing packages, require that the 10893 // scanned APK is both already known and at the path previously established 10894 // for it. Previously unknown packages we pick up normally, but if we have an 10895 // a priori expectation about this package's install presence, enforce it. 10896 // With a singular exception for new system packages. When an OTA contains 10897 // a new system package, we allow the codepath to change from a system location 10898 // to the user-installed location. If we don't allow this change, any newer, 10899 // user-installed version of the application will be ignored. 10900 if ((scanFlags & SCAN_REQUIRE_KNOWN) != 0) { 10901 if (mExpectingBetter.containsKey(pkg.packageName)) { 10902 logCriticalInfo(Log.WARN, 10903 "Relax SCAN_REQUIRE_KNOWN requirement for package " + pkg.packageName); 10904 } else { 10905 PackageSetting known = mSettings.getPackageLPr(pkg.packageName); 10906 if (known != null) { 10907 if (DEBUG_PACKAGE_SCANNING) { 10908 Log.d(TAG, "Examining " + pkg.codePath 10909 + " and requiring known paths " + known.codePathString 10910 + " & " + known.resourcePathString); 10911 } 10912 if (!pkg.applicationInfo.getCodePath().equals(known.codePathString) 10913 || !pkg.applicationInfo.getResourcePath().equals( 10914 known.resourcePathString)) { 10915 throw new PackageManagerException(INSTALL_FAILED_PACKAGE_CHANGED, 10916 "Application package " + pkg.packageName 10917 + " found at " + pkg.applicationInfo.getCodePath() 10918 + " but expected at " + known.codePathString 10919 + "; ignoring."); 10920 } 10921 } else { 10922 throw new PackageManagerException(INSTALL_FAILED_INVALID_INSTALL_LOCATION, 10923 "Application package " + pkg.packageName 10924 + " not found; ignoring."); 10925 } 10926 } 10927 } 10928 10929 // Verify that this new package doesn't have any content providers 10930 // that conflict with existing packages. Only do this if the 10931 // package isn't already installed, since we don't want to break 10932 // things that are installed. 10933 if ((scanFlags & SCAN_NEW_INSTALL) != 0) { 10934 final int N = pkg.providers.size(); 10935 int i; 10936 for (i=0; i<N; i++) { 10937 PackageParser.Provider p = pkg.providers.get(i); 10938 if (p.info.authority != null) { 10939 String names[] = p.info.authority.split(";"); 10940 for (int j = 0; j < names.length; j++) { 10941 if (mProvidersByAuthority.containsKey(names[j])) { 10942 PackageParser.Provider other = mProvidersByAuthority.get(names[j]); 10943 final String otherPackageName = 10944 ((other != null && other.getComponentName() != null) ? 10945 other.getComponentName().getPackageName() : "?"); 10946 throw new PackageManagerException( 10947 INSTALL_FAILED_CONFLICTING_PROVIDER, 10948 "Can't install because provider name " + names[j] 10949 + " (in package " + pkg.applicationInfo.packageName 10950 + ") is already used by " + otherPackageName); 10951 } 10952 } 10953 } 10954 } 10955 } 10956 10957 // Verify that packages sharing a user with a privileged app are marked as privileged. 10958 if (!pkg.isPrivileged() && (pkg.mSharedUserId != null)) { 10959 SharedUserSetting sharedUserSetting = null; 10960 try { 10961 sharedUserSetting = mSettings.getSharedUserLPw(pkg.mSharedUserId, 0, 0, false); 10962 } catch (PackageManagerException ignore) {} 10963 if (sharedUserSetting != null && sharedUserSetting.isPrivileged()) { 10964 // Exempt SharedUsers signed with the platform key. 10965 PackageSetting platformPkgSetting = mSettings.mPackages.get("android"); 10966 if ((platformPkgSetting.signatures.mSigningDetails 10967 != PackageParser.SigningDetails.UNKNOWN) 10968 && (compareSignatures( 10969 platformPkgSetting.signatures.mSigningDetails.signatures, 10970 pkg.mSigningDetails.signatures) 10971 != PackageManager.SIGNATURE_MATCH)) { 10972 throw new PackageManagerException("Apps that share a user with a " + 10973 "privileged app must themselves be marked as privileged. " + 10974 pkg.packageName + " shares privileged user " + 10975 pkg.mSharedUserId + "."); 10976 } 10977 } 10978 } 10979 10980 // Apply policies specific for runtime resource overlays (RROs). 10981 if (pkg.mOverlayTarget != null) { 10982 // System overlays have some restrictions on their use of the 'static' state. 10983 if ((scanFlags & SCAN_AS_SYSTEM) != 0) { 10984 // We are scanning a system overlay. This can be the first scan of the 10985 // system/vendor/oem partition, or an update to the system overlay. 10986 if ((parseFlags & PackageParser.PARSE_IS_SYSTEM_DIR) == 0) { 10987 // This must be an update to a system overlay. 10988 final PackageSetting previousPkg = assertNotNull( 10989 mSettings.getPackageLPr(pkg.packageName), 10990 "previous package state not present"); 10991 10992 // Static overlays cannot be updated. 10993 if (previousPkg.pkg.mOverlayIsStatic) { 10994 throw new PackageManagerException("Overlay " + pkg.packageName + 10995 " is static and cannot be upgraded."); 10996 // Non-static overlays cannot be converted to static overlays. 10997 } else if (pkg.mOverlayIsStatic) { 10998 throw new PackageManagerException("Overlay " + pkg.packageName + 10999 " cannot be upgraded into a static overlay."); 11000 } 11001 } 11002 } else { 11003 // The overlay is a non-system overlay. Non-system overlays cannot be static. 11004 if (pkg.mOverlayIsStatic) { 11005 throw new PackageManagerException("Overlay " + pkg.packageName + 11006 " is static but not pre-installed."); 11007 } 11008 11009 // The only case where we allow installation of a non-system overlay is when 11010 // its signature is signed with the platform certificate. 11011 PackageSetting platformPkgSetting = mSettings.getPackageLPr("android"); 11012 if ((platformPkgSetting.signatures.mSigningDetails 11013 != PackageParser.SigningDetails.UNKNOWN) 11014 && (compareSignatures( 11015 platformPkgSetting.signatures.mSigningDetails.signatures, 11016 pkg.mSigningDetails.signatures) 11017 != PackageManager.SIGNATURE_MATCH)) { 11018 throw new PackageManagerException("Overlay " + pkg.packageName + 11019 " must be signed with the platform certificate."); 11020 } 11021 } 11022 } 11023 } 11024 } 11025 11026 private boolean addSharedLibraryLPw(String path, String apk, String name, long version, 11027 int type, String declaringPackageName, long declaringVersionCode) { 11028 LongSparseArray<SharedLibraryEntry> versionedLib = mSharedLibraries.get(name); 11029 if (versionedLib == null) { 11030 versionedLib = new LongSparseArray<>(); 11031 mSharedLibraries.put(name, versionedLib); 11032 if (type == SharedLibraryInfo.TYPE_STATIC) { 11033 mStaticLibsByDeclaringPackage.put(declaringPackageName, versionedLib); 11034 } 11035 } else if (versionedLib.indexOfKey(version) >= 0) { 11036 return false; 11037 } 11038 SharedLibraryEntry libEntry = new SharedLibraryEntry(path, apk, name, 11039 version, type, declaringPackageName, declaringVersionCode); 11040 versionedLib.put(version, libEntry); 11041 return true; 11042 } 11043 11044 private boolean removeSharedLibraryLPw(String name, long version) { 11045 LongSparseArray<SharedLibraryEntry> versionedLib = mSharedLibraries.get(name); 11046 if (versionedLib == null) { 11047 return false; 11048 } 11049 final int libIdx = versionedLib.indexOfKey(version); 11050 if (libIdx < 0) { 11051 return false; 11052 } 11053 SharedLibraryEntry libEntry = versionedLib.valueAt(libIdx); 11054 versionedLib.remove(version); 11055 if (versionedLib.size() <= 0) { 11056 mSharedLibraries.remove(name); 11057 if (libEntry.info.getType() == SharedLibraryInfo.TYPE_STATIC) { 11058 mStaticLibsByDeclaringPackage.remove(libEntry.info.getDeclaringPackage() 11059 .getPackageName()); 11060 } 11061 } 11062 return true; 11063 } 11064 11065 /** 11066 * Adds a scanned package to the system. When this method is finished, the package will 11067 * be available for query, resolution, etc... 11068 */ 11069 private void commitPackageSettings(PackageParser.Package pkg, PackageSetting pkgSetting, 11070 UserHandle user, final @ScanFlags int scanFlags, boolean chatty) { 11071 final String pkgName = pkg.packageName; 11072 if (mCustomResolverComponentName != null && 11073 mCustomResolverComponentName.getPackageName().equals(pkg.packageName)) { 11074 setUpCustomResolverActivity(pkg); 11075 } 11076 11077 if (pkg.packageName.equals("android")) { 11078 synchronized (mPackages) { 11079 if ((scanFlags & SCAN_CHECK_ONLY) == 0) { 11080 // Set up information for our fall-back user intent resolution activity. 11081 mPlatformPackage = pkg; 11082 pkg.mVersionCode = mSdkVersion; 11083 pkg.mVersionCodeMajor = 0; 11084 mAndroidApplication = pkg.applicationInfo; 11085 if (!mResolverReplaced) { 11086 mResolveActivity.applicationInfo = mAndroidApplication; 11087 mResolveActivity.name = ResolverActivity.class.getName(); 11088 mResolveActivity.packageName = mAndroidApplication.packageName; 11089 mResolveActivity.processName = "system:ui"; 11090 mResolveActivity.launchMode = ActivityInfo.LAUNCH_MULTIPLE; 11091 mResolveActivity.documentLaunchMode = ActivityInfo.DOCUMENT_LAUNCH_NEVER; 11092 mResolveActivity.flags = ActivityInfo.FLAG_EXCLUDE_FROM_RECENTS; 11093 mResolveActivity.theme = R.style.Theme_Material_Dialog_Alert; 11094 mResolveActivity.exported = true; 11095 mResolveActivity.enabled = true; 11096 mResolveActivity.resizeMode = ActivityInfo.RESIZE_MODE_RESIZEABLE; 11097 mResolveActivity.configChanges = ActivityInfo.CONFIG_SCREEN_SIZE 11098 | ActivityInfo.CONFIG_SMALLEST_SCREEN_SIZE 11099 | ActivityInfo.CONFIG_SCREEN_LAYOUT 11100 | ActivityInfo.CONFIG_ORIENTATION 11101 | ActivityInfo.CONFIG_KEYBOARD 11102 | ActivityInfo.CONFIG_KEYBOARD_HIDDEN; 11103 mResolveInfo.activityInfo = mResolveActivity; 11104 mResolveInfo.priority = 0; 11105 mResolveInfo.preferredOrder = 0; 11106 mResolveInfo.match = 0; 11107 mResolveComponentName = new ComponentName( 11108 mAndroidApplication.packageName, mResolveActivity.name); 11109 } 11110 } 11111 } 11112 } 11113 11114 ArrayList<PackageParser.Package> clientLibPkgs = null; 11115 // writer 11116 synchronized (mPackages) { 11117 boolean hasStaticSharedLibs = false; 11118 11119 // Any app can add new static shared libraries 11120 if (pkg.staticSharedLibName != null) { 11121 // Static shared libs don't allow renaming as they have synthetic package 11122 // names to allow install of multiple versions, so use name from manifest. 11123 if (addSharedLibraryLPw(null, pkg.packageName, pkg.staticSharedLibName, 11124 pkg.staticSharedLibVersion, SharedLibraryInfo.TYPE_STATIC, 11125 pkg.manifestPackageName, pkg.getLongVersionCode())) { 11126 hasStaticSharedLibs = true; 11127 } else { 11128 Slog.w(TAG, "Package " + pkg.packageName + " library " 11129 + pkg.staticSharedLibName + " already exists; skipping"); 11130 } 11131 // Static shared libs cannot be updated once installed since they 11132 // use synthetic package name which includes the version code, so 11133 // not need to update other packages's shared lib dependencies. 11134 } 11135 11136 if (!hasStaticSharedLibs 11137 && (pkg.applicationInfo.flags & ApplicationInfo.FLAG_SYSTEM) != 0) { 11138 // Only system apps can add new dynamic shared libraries. 11139 if (pkg.libraryNames != null) { 11140 for (int i = 0; i < pkg.libraryNames.size(); i++) { 11141 String name = pkg.libraryNames.get(i); 11142 boolean allowed = false; 11143 if (pkg.isUpdatedSystemApp()) { 11144 // New library entries can only be added through the 11145 // system image. This is important to get rid of a lot 11146 // of nasty edge cases: for example if we allowed a non- 11147 // system update of the app to add a library, then uninstalling 11148 // the update would make the library go away, and assumptions 11149 // we made such as through app install filtering would now 11150 // have allowed apps on the device which aren't compatible 11151 // with it. Better to just have the restriction here, be 11152 // conservative, and create many fewer cases that can negatively 11153 // impact the user experience. 11154 final PackageSetting sysPs = mSettings 11155 .getDisabledSystemPkgLPr(pkg.packageName); 11156 if (sysPs.pkg != null && sysPs.pkg.libraryNames != null) { 11157 for (int j = 0; j < sysPs.pkg.libraryNames.size(); j++) { 11158 if (name.equals(sysPs.pkg.libraryNames.get(j))) { 11159 allowed = true; 11160 break; 11161 } 11162 } 11163 } 11164 } else { 11165 allowed = true; 11166 } 11167 if (allowed) { 11168 if (!addSharedLibraryLPw(null, pkg.packageName, name, 11169 SharedLibraryInfo.VERSION_UNDEFINED, 11170 SharedLibraryInfo.TYPE_DYNAMIC, 11171 pkg.packageName, pkg.getLongVersionCode())) { 11172 Slog.w(TAG, "Package " + pkg.packageName + " library " 11173 + name + " already exists; skipping"); 11174 } 11175 } else { 11176 Slog.w(TAG, "Package " + pkg.packageName + " declares lib " 11177 + name + " that is not declared on system image; skipping"); 11178 } 11179 } 11180 11181 if ((scanFlags & SCAN_BOOTING) == 0) { 11182 // If we are not booting, we need to update any applications 11183 // that are clients of our shared library. If we are booting, 11184 // this will all be done once the scan is complete. 11185 clientLibPkgs = updateAllSharedLibrariesLPw(pkg); 11186 } 11187 } 11188 } 11189 } 11190 11191 if ((scanFlags & SCAN_BOOTING) != 0) { 11192 // No apps can run during boot scan, so they don't need to be frozen 11193 } else if ((scanFlags & SCAN_DONT_KILL_APP) != 0) { 11194 // Caller asked to not kill app, so it's probably not frozen 11195 } else if ((scanFlags & SCAN_IGNORE_FROZEN) != 0) { 11196 // Caller asked us to ignore frozen check for some reason; they 11197 // probably didn't know the package name 11198 } else { 11199 // We're doing major surgery on this package, so it better be frozen 11200 // right now to keep it from launching 11201 checkPackageFrozen(pkgName); 11202 } 11203 11204 // Also need to kill any apps that are dependent on the library. 11205 if (clientLibPkgs != null) { 11206 for (int i=0; i<clientLibPkgs.size(); i++) { 11207 PackageParser.Package clientPkg = clientLibPkgs.get(i); 11208 killApplication(clientPkg.applicationInfo.packageName, 11209 clientPkg.applicationInfo.uid, "update lib"); 11210 } 11211 } 11212 11213 // writer 11214 Trace.traceBegin(TRACE_TAG_PACKAGE_MANAGER, "updateSettings"); 11215 11216 synchronized (mPackages) { 11217 // We don't expect installation to fail beyond this point 11218 11219 // Add the new setting to mSettings 11220 mSettings.insertPackageSettingLPw(pkgSetting, pkg); 11221 // Add the new setting to mPackages 11222 mPackages.put(pkg.applicationInfo.packageName, pkg); 11223 // Make sure we don't accidentally delete its data. 11224 final Iterator<PackageCleanItem> iter = mSettings.mPackagesToBeCleaned.iterator(); 11225 while (iter.hasNext()) { 11226 PackageCleanItem item = iter.next(); 11227 if (pkgName.equals(item.packageName)) { 11228 iter.remove(); 11229 } 11230 } 11231 11232 // Add the package's KeySets to the global KeySetManagerService 11233 KeySetManagerService ksms = mSettings.mKeySetManagerService; 11234 ksms.addScannedPackageLPw(pkg); 11235 11236 int N = pkg.providers.size(); 11237 StringBuilder r = null; 11238 int i; 11239 for (i=0; i<N; i++) { 11240 PackageParser.Provider p = pkg.providers.get(i); 11241 p.info.processName = fixProcessName(pkg.applicationInfo.processName, 11242 p.info.processName); 11243 mProviders.addProvider(p); 11244 p.syncable = p.info.isSyncable; 11245 if (p.info.authority != null) { 11246 String names[] = p.info.authority.split(";"); 11247 p.info.authority = null; 11248 for (int j = 0; j < names.length; j++) { 11249 if (j == 1 && p.syncable) { 11250 // We only want the first authority for a provider to possibly be 11251 // syncable, so if we already added this provider using a different 11252 // authority clear the syncable flag. We copy the provider before 11253 // changing it because the mProviders object contains a reference 11254 // to a provider that we don't want to change. 11255 // Only do this for the second authority since the resulting provider 11256 // object can be the same for all future authorities for this provider. 11257 p = new PackageParser.Provider(p); 11258 p.syncable = false; 11259 } 11260 if (!mProvidersByAuthority.containsKey(names[j])) { 11261 mProvidersByAuthority.put(names[j], p); 11262 if (p.info.authority == null) { 11263 p.info.authority = names[j]; 11264 } else { 11265 p.info.authority = p.info.authority + ";" + names[j]; 11266 } 11267 if (DEBUG_PACKAGE_SCANNING) { 11268 if (chatty) 11269 Log.d(TAG, "Registered content provider: " + names[j] 11270 + ", className = " + p.info.name + ", isSyncable = " 11271 + p.info.isSyncable); 11272 } 11273 } else { 11274 PackageParser.Provider other = mProvidersByAuthority.get(names[j]); 11275 Slog.w(TAG, "Skipping provider name " + names[j] + 11276 " (in package " + pkg.applicationInfo.packageName + 11277 "): name already used by " 11278 + ((other != null && other.getComponentName() != null) 11279 ? other.getComponentName().getPackageName() : "?")); 11280 } 11281 } 11282 } 11283 if (chatty) { 11284 if (r == null) { 11285 r = new StringBuilder(256); 11286 } else { 11287 r.append(' '); 11288 } 11289 r.append(p.info.name); 11290 } 11291 } 11292 if (r != null) { 11293 if (DEBUG_PACKAGE_SCANNING) Log.d(TAG, " Providers: " + r); 11294 } 11295 11296 N = pkg.services.size(); 11297 r = null; 11298 for (i=0; i<N; i++) { 11299 PackageParser.Service s = pkg.services.get(i); 11300 s.info.processName = fixProcessName(pkg.applicationInfo.processName, 11301 s.info.processName); 11302 mServices.addService(s); 11303 if (chatty) { 11304 if (r == null) { 11305 r = new StringBuilder(256); 11306 } else { 11307 r.append(' '); 11308 } 11309 r.append(s.info.name); 11310 } 11311 } 11312 if (r != null) { 11313 if (DEBUG_PACKAGE_SCANNING) Log.d(TAG, " Services: " + r); 11314 } 11315 11316 N = pkg.receivers.size(); 11317 r = null; 11318 for (i=0; i<N; i++) { 11319 PackageParser.Activity a = pkg.receivers.get(i); 11320 a.info.processName = fixProcessName(pkg.applicationInfo.processName, 11321 a.info.processName); 11322 mReceivers.addActivity(a, "receiver"); 11323 if (chatty) { 11324 if (r == null) { 11325 r = new StringBuilder(256); 11326 } else { 11327 r.append(' '); 11328 } 11329 r.append(a.info.name); 11330 } 11331 } 11332 if (r != null) { 11333 if (DEBUG_PACKAGE_SCANNING) Log.d(TAG, " Receivers: " + r); 11334 } 11335 11336 N = pkg.activities.size(); 11337 r = null; 11338 for (i=0; i<N; i++) { 11339 PackageParser.Activity a = pkg.activities.get(i); 11340 a.info.processName = fixProcessName(pkg.applicationInfo.processName, 11341 a.info.processName); 11342 mActivities.addActivity(a, "activity"); 11343 if (chatty) { 11344 if (r == null) { 11345 r = new StringBuilder(256); 11346 } else { 11347 r.append(' '); 11348 } 11349 r.append(a.info.name); 11350 } 11351 } 11352 if (r != null) { 11353 if (DEBUG_PACKAGE_SCANNING) Log.d(TAG, " Activities: " + r); 11354 } 11355 11356 // Don't allow ephemeral applications to define new permissions groups. 11357 if ((scanFlags & SCAN_AS_INSTANT_APP) != 0) { 11358 Slog.w(TAG, "Permission groups from package " + pkg.packageName 11359 + " ignored: instant apps cannot define new permission groups."); 11360 } else { 11361 mPermissionManager.addAllPermissionGroups(pkg, chatty); 11362 } 11363 11364 // Don't allow ephemeral applications to define new permissions. 11365 if ((scanFlags & SCAN_AS_INSTANT_APP) != 0) { 11366 Slog.w(TAG, "Permissions from package " + pkg.packageName 11367 + " ignored: instant apps cannot define new permissions."); 11368 } else { 11369 mPermissionManager.addAllPermissions(pkg, chatty); 11370 } 11371 11372 N = pkg.instrumentation.size(); 11373 r = null; 11374 for (i=0; i<N; i++) { 11375 PackageParser.Instrumentation a = pkg.instrumentation.get(i); 11376 a.info.packageName = pkg.applicationInfo.packageName; 11377 a.info.sourceDir = pkg.applicationInfo.sourceDir; 11378 a.info.publicSourceDir = pkg.applicationInfo.publicSourceDir; 11379 a.info.splitNames = pkg.splitNames; 11380 a.info.splitSourceDirs = pkg.applicationInfo.splitSourceDirs; 11381 a.info.splitPublicSourceDirs = pkg.applicationInfo.splitPublicSourceDirs; 11382 a.info.splitDependencies = pkg.applicationInfo.splitDependencies; 11383 a.info.dataDir = pkg.applicationInfo.dataDir; 11384 a.info.deviceProtectedDataDir = pkg.applicationInfo.deviceProtectedDataDir; 11385 a.info.credentialProtectedDataDir = pkg.applicationInfo.credentialProtectedDataDir; 11386 a.info.nativeLibraryDir = pkg.applicationInfo.nativeLibraryDir; 11387 a.info.secondaryNativeLibraryDir = pkg.applicationInfo.secondaryNativeLibraryDir; 11388 mInstrumentation.put(a.getComponentName(), a); 11389 if (chatty) { 11390 if (r == null) { 11391 r = new StringBuilder(256); 11392 } else { 11393 r.append(' '); 11394 } 11395 r.append(a.info.name); 11396 } 11397 } 11398 if (r != null) { 11399 if (DEBUG_PACKAGE_SCANNING) Log.d(TAG, " Instrumentation: " + r); 11400 } 11401 11402 if (pkg.protectedBroadcasts != null) { 11403 N = pkg.protectedBroadcasts.size(); 11404 synchronized (mProtectedBroadcasts) { 11405 for (i = 0; i < N; i++) { 11406 mProtectedBroadcasts.add(pkg.protectedBroadcasts.get(i)); 11407 } 11408 } 11409 } 11410 } 11411 11412 Trace.traceEnd(TRACE_TAG_PACKAGE_MANAGER); 11413 } 11414 11415 /** 11416 * Derive the ABI of a non-system package located at {@code scanFile}. This information 11417 * is derived purely on the basis of the contents of {@code scanFile} and 11418 * {@code cpuAbiOverride}. 11419 * 11420 * If {@code extractLibs} is true, native libraries are extracted from the app if required. 11421 */ 11422 private static void derivePackageAbi(PackageParser.Package pkg, String cpuAbiOverride, 11423 boolean extractLibs) 11424 throws PackageManagerException { 11425 // Give ourselves some initial paths; we'll come back for another 11426 // pass once we've determined ABI below. 11427 setNativeLibraryPaths(pkg, sAppLib32InstallDir); 11428 11429 // We would never need to extract libs for forward-locked and external packages, 11430 // since the container service will do it for us. We shouldn't attempt to 11431 // extract libs from system app when it was not updated. 11432 if (pkg.isForwardLocked() || pkg.applicationInfo.isExternalAsec() || 11433 (isSystemApp(pkg) && !pkg.isUpdatedSystemApp())) { 11434 extractLibs = false; 11435 } 11436 11437 final String nativeLibraryRootStr = pkg.applicationInfo.nativeLibraryRootDir; 11438 final boolean useIsaSpecificSubdirs = pkg.applicationInfo.nativeLibraryRootRequiresIsa; 11439 11440 NativeLibraryHelper.Handle handle = null; 11441 try { 11442 handle = NativeLibraryHelper.Handle.create(pkg); 11443 // TODO(multiArch): This can be null for apps that didn't go through the 11444 // usual installation process. We can calculate it again, like we 11445 // do during install time. 11446 // 11447 // TODO(multiArch): Why do we need to rescan ASEC apps again ? It seems totally 11448 // unnecessary. 11449 final File nativeLibraryRoot = new File(nativeLibraryRootStr); 11450 11451 // Null out the abis so that they can be recalculated. 11452 pkg.applicationInfo.primaryCpuAbi = null; 11453 pkg.applicationInfo.secondaryCpuAbi = null; 11454 if (isMultiArch(pkg.applicationInfo)) { 11455 // Warn if we've set an abiOverride for multi-lib packages.. 11456 // By definition, we need to copy both 32 and 64 bit libraries for 11457 // such packages. 11458 if (pkg.cpuAbiOverride != null 11459 && !NativeLibraryHelper.CLEAR_ABI_OVERRIDE.equals(pkg.cpuAbiOverride)) { 11460 Slog.w(TAG, "Ignoring abiOverride for multi arch application."); 11461 } 11462 11463 int abi32 = PackageManager.NO_NATIVE_LIBRARIES; 11464 int abi64 = PackageManager.NO_NATIVE_LIBRARIES; 11465 if (Build.SUPPORTED_32_BIT_ABIS.length > 0) { 11466 if (extractLibs) { 11467 Trace.traceBegin(TRACE_TAG_PACKAGE_MANAGER, "copyNativeBinaries"); 11468 abi32 = NativeLibraryHelper.copyNativeBinariesForSupportedAbi(handle, 11469 nativeLibraryRoot, Build.SUPPORTED_32_BIT_ABIS, 11470 useIsaSpecificSubdirs); 11471 } else { 11472 Trace.traceBegin(TRACE_TAG_PACKAGE_MANAGER, "findSupportedAbi"); 11473 abi32 = NativeLibraryHelper.findSupportedAbi(handle, Build.SUPPORTED_32_BIT_ABIS); 11474 } 11475 Trace.traceEnd(TRACE_TAG_PACKAGE_MANAGER); 11476 } 11477 11478 // Shared library native code should be in the APK zip aligned 11479 if (abi32 >= 0 && pkg.isLibrary() && extractLibs) { 11480 throw new PackageManagerException(INSTALL_FAILED_INTERNAL_ERROR, 11481 "Shared library native lib extraction not supported"); 11482 } 11483 11484 maybeThrowExceptionForMultiArchCopy( 11485 "Error unpackaging 32 bit native libs for multiarch app.", abi32); 11486 11487 if (Build.SUPPORTED_64_BIT_ABIS.length > 0) { 11488 if (extractLibs) { 11489 Trace.traceBegin(TRACE_TAG_PACKAGE_MANAGER, "copyNativeBinaries"); 11490 abi64 = NativeLibraryHelper.copyNativeBinariesForSupportedAbi(handle, 11491 nativeLibraryRoot, Build.SUPPORTED_64_BIT_ABIS, 11492 useIsaSpecificSubdirs); 11493 } else { 11494 Trace.traceBegin(TRACE_TAG_PACKAGE_MANAGER, "findSupportedAbi"); 11495 abi64 = NativeLibraryHelper.findSupportedAbi(handle, Build.SUPPORTED_64_BIT_ABIS); 11496 } 11497 Trace.traceEnd(TRACE_TAG_PACKAGE_MANAGER); 11498 } 11499 11500 maybeThrowExceptionForMultiArchCopy( 11501 "Error unpackaging 64 bit native libs for multiarch app.", abi64); 11502 11503 if (abi64 >= 0) { 11504 // Shared library native libs should be in the APK zip aligned 11505 if (extractLibs && pkg.isLibrary()) { 11506 throw new PackageManagerException(INSTALL_FAILED_INTERNAL_ERROR, 11507 "Shared library native lib extraction not supported"); 11508 } 11509 pkg.applicationInfo.primaryCpuAbi = Build.SUPPORTED_64_BIT_ABIS[abi64]; 11510 } 11511 11512 if (abi32 >= 0) { 11513 final String abi = Build.SUPPORTED_32_BIT_ABIS[abi32]; 11514 if (abi64 >= 0) { 11515 if (pkg.use32bitAbi) { 11516 pkg.applicationInfo.secondaryCpuAbi = pkg.applicationInfo.primaryCpuAbi; 11517 pkg.applicationInfo.primaryCpuAbi = abi; 11518 } else { 11519 pkg.applicationInfo.secondaryCpuAbi = abi; 11520 } 11521 } else { 11522 pkg.applicationInfo.primaryCpuAbi = abi; 11523 } 11524 } 11525 } else { 11526 String[] abiList = (cpuAbiOverride != null) ? 11527 new String[] { cpuAbiOverride } : Build.SUPPORTED_ABIS; 11528 11529 // Enable gross and lame hacks for apps that are built with old 11530 // SDK tools. We must scan their APKs for renderscript bitcode and 11531 // not launch them if it's present. Don't bother checking on devices 11532 // that don't have 64 bit support. 11533 boolean needsRenderScriptOverride = false; 11534 if (Build.SUPPORTED_64_BIT_ABIS.length > 0 && cpuAbiOverride == null && 11535 NativeLibraryHelper.hasRenderscriptBitcode(handle)) { 11536 abiList = Build.SUPPORTED_32_BIT_ABIS; 11537 needsRenderScriptOverride = true; 11538 } 11539 11540 final int copyRet; 11541 if (extractLibs) { 11542 Trace.traceBegin(TRACE_TAG_PACKAGE_MANAGER, "copyNativeBinaries"); 11543 copyRet = NativeLibraryHelper.copyNativeBinariesForSupportedAbi(handle, 11544 nativeLibraryRoot, abiList, useIsaSpecificSubdirs); 11545 } else { 11546 Trace.traceBegin(TRACE_TAG_PACKAGE_MANAGER, "findSupportedAbi"); 11547 copyRet = NativeLibraryHelper.findSupportedAbi(handle, abiList); 11548 } 11549 Trace.traceEnd(TRACE_TAG_PACKAGE_MANAGER); 11550 11551 if (copyRet < 0 && copyRet != PackageManager.NO_NATIVE_LIBRARIES) { 11552 throw new PackageManagerException(INSTALL_FAILED_INTERNAL_ERROR, 11553 "Error unpackaging native libs for app, errorCode=" + copyRet); 11554 } 11555 11556 if (copyRet >= 0) { 11557 // Shared libraries that have native libs must be multi-architecture 11558 if (pkg.isLibrary()) { 11559 throw new PackageManagerException(INSTALL_FAILED_INTERNAL_ERROR, 11560 "Shared library with native libs must be multiarch"); 11561 } 11562 pkg.applicationInfo.primaryCpuAbi = abiList[copyRet]; 11563 } else if (copyRet == PackageManager.NO_NATIVE_LIBRARIES && cpuAbiOverride != null) { 11564 pkg.applicationInfo.primaryCpuAbi = cpuAbiOverride; 11565 } else if (needsRenderScriptOverride) { 11566 pkg.applicationInfo.primaryCpuAbi = abiList[0]; 11567 } 11568 } 11569 } catch (IOException ioe) { 11570 Slog.e(TAG, "Unable to get canonical file " + ioe.toString()); 11571 } finally { 11572 IoUtils.closeQuietly(handle); 11573 } 11574 11575 // Now that we've calculated the ABIs and determined if it's an internal app, 11576 // we will go ahead and populate the nativeLibraryPath. 11577 setNativeLibraryPaths(pkg, sAppLib32InstallDir); 11578 } 11579 11580 /** 11581 * Adjusts ABIs for a set of packages belonging to a shared user so that they all match. 11582 * i.e, so that all packages can be run inside a single process if required. 11583 * 11584 * Optionally, callers can pass in a parsed package via {@code newPackage} in which case 11585 * this function will either try and make the ABI for all packages in {@code packagesForUser} 11586 * match {@code scannedPackage} or will update the ABI of {@code scannedPackage} to match 11587 * the ABI selected for {@code packagesForUser}. This variant is used when installing or 11588 * updating a package that belongs to a shared user. 11589 * 11590 * NOTE: We currently only match for the primary CPU abi string. Matching the secondary 11591 * adds unnecessary complexity. 11592 */ 11593 private static @Nullable List<String> adjustCpuAbisForSharedUserLPw( 11594 Set<PackageSetting> packagesForUser, PackageParser.Package scannedPackage) { 11595 List<String> changedAbiCodePath = null; 11596 String requiredInstructionSet = null; 11597 if (scannedPackage != null && scannedPackage.applicationInfo.primaryCpuAbi != null) { 11598 requiredInstructionSet = VMRuntime.getInstructionSet( 11599 scannedPackage.applicationInfo.primaryCpuAbi); 11600 } 11601 11602 PackageSetting requirer = null; 11603 for (PackageSetting ps : packagesForUser) { 11604 // If packagesForUser contains scannedPackage, we skip it. This will happen 11605 // when scannedPackage is an update of an existing package. Without this check, 11606 // we will never be able to change the ABI of any package belonging to a shared 11607 // user, even if it's compatible with other packages. 11608 if (scannedPackage == null || !scannedPackage.packageName.equals(ps.name)) { 11609 if (ps.primaryCpuAbiString == null) { 11610 continue; 11611 } 11612 11613 final String instructionSet = VMRuntime.getInstructionSet(ps.primaryCpuAbiString); 11614 if (requiredInstructionSet != null && !instructionSet.equals(requiredInstructionSet)) { 11615 // We have a mismatch between instruction sets (say arm vs arm64) warn about 11616 // this but there's not much we can do. 11617 String errorMessage = "Instruction set mismatch, " 11618 + ((requirer == null) ? "[caller]" : requirer) 11619 + " requires " + requiredInstructionSet + " whereas " + ps 11620 + " requires " + instructionSet; 11621 Slog.w(TAG, errorMessage); 11622 } 11623 11624 if (requiredInstructionSet == null) { 11625 requiredInstructionSet = instructionSet; 11626 requirer = ps; 11627 } 11628 } 11629 } 11630 11631 if (requiredInstructionSet != null) { 11632 String adjustedAbi; 11633 if (requirer != null) { 11634 // requirer != null implies that either scannedPackage was null or that scannedPackage 11635 // did not require an ABI, in which case we have to adjust scannedPackage to match 11636 // the ABI of the set (which is the same as requirer's ABI) 11637 adjustedAbi = requirer.primaryCpuAbiString; 11638 if (scannedPackage != null) { 11639 scannedPackage.applicationInfo.primaryCpuAbi = adjustedAbi; 11640 } 11641 } else { 11642 // requirer == null implies that we're updating all ABIs in the set to 11643 // match scannedPackage. 11644 adjustedAbi = scannedPackage.applicationInfo.primaryCpuAbi; 11645 } 11646 11647 for (PackageSetting ps : packagesForUser) { 11648 if (scannedPackage == null || !scannedPackage.packageName.equals(ps.name)) { 11649 if (ps.primaryCpuAbiString != null) { 11650 continue; 11651 } 11652 11653 ps.primaryCpuAbiString = adjustedAbi; 11654 if (ps.pkg != null && ps.pkg.applicationInfo != null && 11655 !TextUtils.equals(adjustedAbi, ps.pkg.applicationInfo.primaryCpuAbi)) { 11656 ps.pkg.applicationInfo.primaryCpuAbi = adjustedAbi; 11657 if (DEBUG_ABI_SELECTION) { 11658 Slog.i(TAG, "Adjusting ABI for " + ps.name + " to " + adjustedAbi 11659 + " (requirer=" 11660 + (requirer != null ? requirer.pkg : "null") 11661 + ", scannedPackage=" 11662 + (scannedPackage != null ? scannedPackage : "null") 11663 + ")"); 11664 } 11665 if (changedAbiCodePath == null) { 11666 changedAbiCodePath = new ArrayList<>(); 11667 } 11668 changedAbiCodePath.add(ps.codePathString); 11669 } 11670 } 11671 } 11672 } 11673 return changedAbiCodePath; 11674 } 11675 11676 private void setUpCustomResolverActivity(PackageParser.Package pkg) { 11677 synchronized (mPackages) { 11678 mResolverReplaced = true; 11679 // Set up information for custom user intent resolution activity. 11680 mResolveActivity.applicationInfo = pkg.applicationInfo; 11681 mResolveActivity.name = mCustomResolverComponentName.getClassName(); 11682 mResolveActivity.packageName = pkg.applicationInfo.packageName; 11683 mResolveActivity.processName = pkg.applicationInfo.packageName; 11684 mResolveActivity.launchMode = ActivityInfo.LAUNCH_MULTIPLE; 11685 mResolveActivity.flags = ActivityInfo.FLAG_EXCLUDE_FROM_RECENTS | 11686 ActivityInfo.FLAG_FINISH_ON_CLOSE_SYSTEM_DIALOGS; 11687 mResolveActivity.theme = 0; 11688 mResolveActivity.exported = true; 11689 mResolveActivity.enabled = true; 11690 mResolveInfo.activityInfo = mResolveActivity; 11691 mResolveInfo.priority = 0; 11692 mResolveInfo.preferredOrder = 0; 11693 mResolveInfo.match = 0; 11694 mResolveComponentName = mCustomResolverComponentName; 11695 Slog.i(TAG, "Replacing default ResolverActivity with custom activity: " + 11696 mResolveComponentName); 11697 } 11698 } 11699 11700 private void setUpInstantAppInstallerActivityLP(ActivityInfo installerActivity) { 11701 if (installerActivity == null) { 11702 if (DEBUG_INSTANT) { 11703 Slog.d(TAG, "Clear ephemeral installer activity"); 11704 } 11705 mInstantAppInstallerActivity = null; 11706 return; 11707 } 11708 11709 if (DEBUG_INSTANT) { 11710 Slog.d(TAG, "Set ephemeral installer activity: " 11711 + installerActivity.getComponentName()); 11712 } 11713 // Set up information for ephemeral installer activity 11714 mInstantAppInstallerActivity = installerActivity; 11715 mInstantAppInstallerActivity.flags |= ActivityInfo.FLAG_EXCLUDE_FROM_RECENTS 11716 | ActivityInfo.FLAG_FINISH_ON_CLOSE_SYSTEM_DIALOGS; 11717 mInstantAppInstallerActivity.exported = true; 11718 mInstantAppInstallerActivity.enabled = true; 11719 mInstantAppInstallerInfo.activityInfo = mInstantAppInstallerActivity; 11720 mInstantAppInstallerInfo.priority = 1; 11721 mInstantAppInstallerInfo.preferredOrder = 1; 11722 mInstantAppInstallerInfo.isDefault = true; 11723 mInstantAppInstallerInfo.match = IntentFilter.MATCH_CATEGORY_SCHEME_SPECIFIC_PART 11724 | IntentFilter.MATCH_ADJUSTMENT_NORMAL; 11725 } 11726 11727 private static String calculateBundledApkRoot(final String codePathString) { 11728 final File codePath = new File(codePathString); 11729 final File codeRoot; 11730 if (FileUtils.contains(Environment.getRootDirectory(), codePath)) { 11731 codeRoot = Environment.getRootDirectory(); 11732 } else if (FileUtils.contains(Environment.getOemDirectory(), codePath)) { 11733 codeRoot = Environment.getOemDirectory(); 11734 } else if (FileUtils.contains(Environment.getVendorDirectory(), codePath)) { 11735 codeRoot = Environment.getVendorDirectory(); 11736 } else if (FileUtils.contains(Environment.getProductDirectory(), codePath)) { 11737 codeRoot = Environment.getProductDirectory(); 11738 } else { 11739 // Unrecognized code path; take its top real segment as the apk root: 11740 // e.g. /something/app/blah.apk => /something 11741 try { 11742 File f = codePath.getCanonicalFile(); 11743 File parent = f.getParentFile(); // non-null because codePath is a file 11744 File tmp; 11745 while ((tmp = parent.getParentFile()) != null) { 11746 f = parent; 11747 parent = tmp; 11748 } 11749 codeRoot = f; 11750 Slog.w(TAG, "Unrecognized code path " 11751 + codePath + " - using " + codeRoot); 11752 } catch (IOException e) { 11753 // Can't canonicalize the code path -- shenanigans? 11754 Slog.w(TAG, "Can't canonicalize code path " + codePath); 11755 return Environment.getRootDirectory().getPath(); 11756 } 11757 } 11758 return codeRoot.getPath(); 11759 } 11760 11761 /** 11762 * Derive and set the location of native libraries for the given package, 11763 * which varies depending on where and how the package was installed. 11764 */ 11765 private static void setNativeLibraryPaths(PackageParser.Package pkg, File appLib32InstallDir) { 11766 final ApplicationInfo info = pkg.applicationInfo; 11767 final String codePath = pkg.codePath; 11768 final File codeFile = new File(codePath); 11769 final boolean bundledApp = info.isSystemApp() && !info.isUpdatedSystemApp(); 11770 final boolean asecApp = info.isForwardLocked() || info.isExternalAsec(); 11771 11772 info.nativeLibraryRootDir = null; 11773 info.nativeLibraryRootRequiresIsa = false; 11774 info.nativeLibraryDir = null; 11775 info.secondaryNativeLibraryDir = null; 11776 11777 if (isApkFile(codeFile)) { 11778 // Monolithic install 11779 if (bundledApp) { 11780 // If "/system/lib64/apkname" exists, assume that is the per-package 11781 // native library directory to use; otherwise use "/system/lib/apkname". 11782 final String apkRoot = calculateBundledApkRoot(info.sourceDir); 11783 final boolean is64Bit = VMRuntime.is64BitInstructionSet( 11784 getPrimaryInstructionSet(info)); 11785 11786 // This is a bundled system app so choose the path based on the ABI. 11787 // if it's a 64 bit abi, use lib64 otherwise use lib32. Note that this 11788 // is just the default path. 11789 final String apkName = deriveCodePathName(codePath); 11790 final String libDir = is64Bit ? LIB64_DIR_NAME : LIB_DIR_NAME; 11791 info.nativeLibraryRootDir = Environment.buildPath(new File(apkRoot), libDir, 11792 apkName).getAbsolutePath(); 11793 11794 if (info.secondaryCpuAbi != null) { 11795 final String secondaryLibDir = is64Bit ? LIB_DIR_NAME : LIB64_DIR_NAME; 11796 info.secondaryNativeLibraryDir = Environment.buildPath(new File(apkRoot), 11797 secondaryLibDir, apkName).getAbsolutePath(); 11798 } 11799 } else if (asecApp) { 11800 info.nativeLibraryRootDir = new File(codeFile.getParentFile(), LIB_DIR_NAME) 11801 .getAbsolutePath(); 11802 } else { 11803 final String apkName = deriveCodePathName(codePath); 11804 info.nativeLibraryRootDir = new File(appLib32InstallDir, apkName) 11805 .getAbsolutePath(); 11806 } 11807 11808 info.nativeLibraryRootRequiresIsa = false; 11809 info.nativeLibraryDir = info.nativeLibraryRootDir; 11810 } else { 11811 // Cluster install 11812 info.nativeLibraryRootDir = new File(codeFile, LIB_DIR_NAME).getAbsolutePath(); 11813 info.nativeLibraryRootRequiresIsa = true; 11814 11815 info.nativeLibraryDir = new File(info.nativeLibraryRootDir, 11816 getPrimaryInstructionSet(info)).getAbsolutePath(); 11817 11818 if (info.secondaryCpuAbi != null) { 11819 info.secondaryNativeLibraryDir = new File(info.nativeLibraryRootDir, 11820 VMRuntime.getInstructionSet(info.secondaryCpuAbi)).getAbsolutePath(); 11821 } 11822 } 11823 } 11824 11825 /** 11826 * Calculate the abis and roots for a bundled app. These can uniquely 11827 * be determined from the contents of the system partition, i.e whether 11828 * it contains 64 or 32 bit shared libraries etc. We do not validate any 11829 * of this information, and instead assume that the system was built 11830 * sensibly. 11831 */ 11832 private static void setBundledAppAbisAndRoots(PackageParser.Package pkg, 11833 PackageSetting pkgSetting) { 11834 final String apkName = deriveCodePathName(pkg.applicationInfo.getCodePath()); 11835 11836 // If "/system/lib64/apkname" exists, assume that is the per-package 11837 // native library directory to use; otherwise use "/system/lib/apkname". 11838 final String apkRoot = calculateBundledApkRoot(pkg.applicationInfo.sourceDir); 11839 setBundledAppAbi(pkg, apkRoot, apkName); 11840 // pkgSetting might be null during rescan following uninstall of updates 11841 // to a bundled app, so accommodate that possibility. The settings in 11842 // that case will be established later from the parsed package. 11843 // 11844 // If the settings aren't null, sync them up with what we've just derived. 11845 // note that apkRoot isn't stored in the package settings. 11846 if (pkgSetting != null) { 11847 pkgSetting.primaryCpuAbiString = pkg.applicationInfo.primaryCpuAbi; 11848 pkgSetting.secondaryCpuAbiString = pkg.applicationInfo.secondaryCpuAbi; 11849 } 11850 } 11851 11852 /** 11853 * Deduces the ABI of a bundled app and sets the relevant fields on the 11854 * parsed pkg object. 11855 * 11856 * @param apkRoot the root of the installed apk, something like {@code /system} or {@code /oem} 11857 * under which system libraries are installed. 11858 * @param apkName the name of the installed package. 11859 */ 11860 private static void setBundledAppAbi(PackageParser.Package pkg, String apkRoot, String apkName) { 11861 final File codeFile = new File(pkg.codePath); 11862 11863 final boolean has64BitLibs; 11864 final boolean has32BitLibs; 11865 if (isApkFile(codeFile)) { 11866 // Monolithic install 11867 has64BitLibs = (new File(apkRoot, new File(LIB64_DIR_NAME, apkName).getPath())).exists(); 11868 has32BitLibs = (new File(apkRoot, new File(LIB_DIR_NAME, apkName).getPath())).exists(); 11869 } else { 11870 // Cluster install 11871 final File rootDir = new File(codeFile, LIB_DIR_NAME); 11872 if (!ArrayUtils.isEmpty(Build.SUPPORTED_64_BIT_ABIS) 11873 && !TextUtils.isEmpty(Build.SUPPORTED_64_BIT_ABIS[0])) { 11874 final String isa = VMRuntime.getInstructionSet(Build.SUPPORTED_64_BIT_ABIS[0]); 11875 has64BitLibs = (new File(rootDir, isa)).exists(); 11876 } else { 11877 has64BitLibs = false; 11878 } 11879 if (!ArrayUtils.isEmpty(Build.SUPPORTED_32_BIT_ABIS) 11880 && !TextUtils.isEmpty(Build.SUPPORTED_32_BIT_ABIS[0])) { 11881 final String isa = VMRuntime.getInstructionSet(Build.SUPPORTED_32_BIT_ABIS[0]); 11882 has32BitLibs = (new File(rootDir, isa)).exists(); 11883 } else { 11884 has32BitLibs = false; 11885 } 11886 } 11887 11888 if (has64BitLibs && !has32BitLibs) { 11889 // The package has 64 bit libs, but not 32 bit libs. Its primary 11890 // ABI should be 64 bit. We can safely assume here that the bundled 11891 // native libraries correspond to the most preferred ABI in the list. 11892 11893 pkg.applicationInfo.primaryCpuAbi = Build.SUPPORTED_64_BIT_ABIS[0]; 11894 pkg.applicationInfo.secondaryCpuAbi = null; 11895 } else if (has32BitLibs && !has64BitLibs) { 11896 // The package has 32 bit libs but not 64 bit libs. Its primary 11897 // ABI should be 32 bit. 11898 11899 pkg.applicationInfo.primaryCpuAbi = Build.SUPPORTED_32_BIT_ABIS[0]; 11900 pkg.applicationInfo.secondaryCpuAbi = null; 11901 } else if (has32BitLibs && has64BitLibs) { 11902 // The application has both 64 and 32 bit bundled libraries. We check 11903 // here that the app declares multiArch support, and warn if it doesn't. 11904 // 11905 // We will be lenient here and record both ABIs. The primary will be the 11906 // ABI that's higher on the list, i.e, a device that's configured to prefer 11907 // 64 bit apps will see a 64 bit primary ABI, 11908 11909 if ((pkg.applicationInfo.flags & ApplicationInfo.FLAG_MULTIARCH) == 0) { 11910 Slog.e(TAG, "Package " + pkg + " has multiple bundled libs, but is not multiarch."); 11911 } 11912 11913 if (VMRuntime.is64BitInstructionSet(getPreferredInstructionSet())) { 11914 pkg.applicationInfo.primaryCpuAbi = Build.SUPPORTED_64_BIT_ABIS[0]; 11915 pkg.applicationInfo.secondaryCpuAbi = Build.SUPPORTED_32_BIT_ABIS[0]; 11916 } else { 11917 pkg.applicationInfo.primaryCpuAbi = Build.SUPPORTED_32_BIT_ABIS[0]; 11918 pkg.applicationInfo.secondaryCpuAbi = Build.SUPPORTED_64_BIT_ABIS[0]; 11919 } 11920 } else { 11921 pkg.applicationInfo.primaryCpuAbi = null; 11922 pkg.applicationInfo.secondaryCpuAbi = null; 11923 } 11924 } 11925 11926 private void killApplication(String pkgName, int appId, String reason) { 11927 killApplication(pkgName, appId, UserHandle.USER_ALL, reason); 11928 } 11929 11930 private void killApplication(String pkgName, int appId, int userId, String reason) { 11931 // Request the ActivityManager to kill the process(only for existing packages) 11932 // so that we do not end up in a confused state while the user is still using the older 11933 // version of the application while the new one gets installed. 11934 final long token = Binder.clearCallingIdentity(); 11935 try { 11936 IActivityManager am = ActivityManager.getService(); 11937 if (am != null) { 11938 try { 11939 am.killApplication(pkgName, appId, userId, reason); 11940 } catch (RemoteException e) { 11941 } 11942 } 11943 } finally { 11944 Binder.restoreCallingIdentity(token); 11945 } 11946 } 11947 11948 private void removePackageLI(PackageParser.Package pkg, boolean chatty) { 11949 // Remove the parent package setting 11950 PackageSetting ps = (PackageSetting) pkg.mExtras; 11951 if (ps != null) { 11952 removePackageLI(ps, chatty); 11953 } 11954 // Remove the child package setting 11955 final int childCount = (pkg.childPackages != null) ? pkg.childPackages.size() : 0; 11956 for (int i = 0; i < childCount; i++) { 11957 PackageParser.Package childPkg = pkg.childPackages.get(i); 11958 ps = (PackageSetting) childPkg.mExtras; 11959 if (ps != null) { 11960 removePackageLI(ps, chatty); 11961 } 11962 } 11963 } 11964 11965 void removePackageLI(PackageSetting ps, boolean chatty) { 11966 if (DEBUG_INSTALL) { 11967 if (chatty) 11968 Log.d(TAG, "Removing package " + ps.name); 11969 } 11970 11971 // writer 11972 synchronized (mPackages) { 11973 mPackages.remove(ps.name); 11974 final PackageParser.Package pkg = ps.pkg; 11975 if (pkg != null) { 11976 cleanPackageDataStructuresLILPw(pkg, chatty); 11977 } 11978 } 11979 } 11980 11981 void removeInstalledPackageLI(PackageParser.Package pkg, boolean chatty) { 11982 if (DEBUG_INSTALL) { 11983 if (chatty) 11984 Log.d(TAG, "Removing package " + pkg.applicationInfo.packageName); 11985 } 11986 11987 // writer 11988 synchronized (mPackages) { 11989 // Remove the parent package 11990 mPackages.remove(pkg.applicationInfo.packageName); 11991 cleanPackageDataStructuresLILPw(pkg, chatty); 11992 11993 // Remove the child packages 11994 final int childCount = (pkg.childPackages != null) ? pkg.childPackages.size() : 0; 11995 for (int i = 0; i < childCount; i++) { 11996 PackageParser.Package childPkg = pkg.childPackages.get(i); 11997 mPackages.remove(childPkg.applicationInfo.packageName); 11998 cleanPackageDataStructuresLILPw(childPkg, chatty); 11999 } 12000 } 12001 } 12002 12003 void cleanPackageDataStructuresLILPw(PackageParser.Package pkg, boolean chatty) { 12004 int N = pkg.providers.size(); 12005 StringBuilder r = null; 12006 int i; 12007 for (i=0; i<N; i++) { 12008 PackageParser.Provider p = pkg.providers.get(i); 12009 mProviders.removeProvider(p); 12010 if (p.info.authority == null) { 12011 12012 /* There was another ContentProvider with this authority when 12013 * this app was installed so this authority is null, 12014 * Ignore it as we don't have to unregister the provider. 12015 */ 12016 continue; 12017 } 12018 String names[] = p.info.authority.split(";"); 12019 for (int j = 0; j < names.length; j++) { 12020 if (mProvidersByAuthority.get(names[j]) == p) { 12021 mProvidersByAuthority.remove(names[j]); 12022 if (DEBUG_REMOVE) { 12023 if (chatty) 12024 Log.d(TAG, "Unregistered content provider: " + names[j] 12025 + ", className = " + p.info.name + ", isSyncable = " 12026 + p.info.isSyncable); 12027 } 12028 } 12029 } 12030 if (DEBUG_REMOVE && chatty) { 12031 if (r == null) { 12032 r = new StringBuilder(256); 12033 } else { 12034 r.append(' '); 12035 } 12036 r.append(p.info.name); 12037 } 12038 } 12039 if (r != null) { 12040 if (DEBUG_REMOVE) Log.d(TAG, " Providers: " + r); 12041 } 12042 12043 N = pkg.services.size(); 12044 r = null; 12045 for (i=0; i<N; i++) { 12046 PackageParser.Service s = pkg.services.get(i); 12047 mServices.removeService(s); 12048 if (chatty) { 12049 if (r == null) { 12050 r = new StringBuilder(256); 12051 } else { 12052 r.append(' '); 12053 } 12054 r.append(s.info.name); 12055 } 12056 } 12057 if (r != null) { 12058 if (DEBUG_REMOVE) Log.d(TAG, " Services: " + r); 12059 } 12060 12061 N = pkg.receivers.size(); 12062 r = null; 12063 for (i=0; i<N; i++) { 12064 PackageParser.Activity a = pkg.receivers.get(i); 12065 mReceivers.removeActivity(a, "receiver"); 12066 if (DEBUG_REMOVE && chatty) { 12067 if (r == null) { 12068 r = new StringBuilder(256); 12069 } else { 12070 r.append(' '); 12071 } 12072 r.append(a.info.name); 12073 } 12074 } 12075 if (r != null) { 12076 if (DEBUG_REMOVE) Log.d(TAG, " Receivers: " + r); 12077 } 12078 12079 N = pkg.activities.size(); 12080 r = null; 12081 for (i=0; i<N; i++) { 12082 PackageParser.Activity a = pkg.activities.get(i); 12083 mActivities.removeActivity(a, "activity"); 12084 if (DEBUG_REMOVE && chatty) { 12085 if (r == null) { 12086 r = new StringBuilder(256); 12087 } else { 12088 r.append(' '); 12089 } 12090 r.append(a.info.name); 12091 } 12092 } 12093 if (r != null) { 12094 if (DEBUG_REMOVE) Log.d(TAG, " Activities: " + r); 12095 } 12096 12097 mPermissionManager.removeAllPermissions(pkg, chatty); 12098 12099 N = pkg.instrumentation.size(); 12100 r = null; 12101 for (i=0; i<N; i++) { 12102 PackageParser.Instrumentation a = pkg.instrumentation.get(i); 12103 mInstrumentation.remove(a.getComponentName()); 12104 if (DEBUG_REMOVE && chatty) { 12105 if (r == null) { 12106 r = new StringBuilder(256); 12107 } else { 12108 r.append(' '); 12109 } 12110 r.append(a.info.name); 12111 } 12112 } 12113 if (r != null) { 12114 if (DEBUG_REMOVE) Log.d(TAG, " Instrumentation: " + r); 12115 } 12116 12117 r = null; 12118 if ((pkg.applicationInfo.flags&ApplicationInfo.FLAG_SYSTEM) != 0) { 12119 // Only system apps can hold shared libraries. 12120 if (pkg.libraryNames != null) { 12121 for (i = 0; i < pkg.libraryNames.size(); i++) { 12122 String name = pkg.libraryNames.get(i); 12123 if (removeSharedLibraryLPw(name, 0)) { 12124 if (DEBUG_REMOVE && chatty) { 12125 if (r == null) { 12126 r = new StringBuilder(256); 12127 } else { 12128 r.append(' '); 12129 } 12130 r.append(name); 12131 } 12132 } 12133 } 12134 } 12135 } 12136 12137 r = null; 12138 12139 // Any package can hold static shared libraries. 12140 if (pkg.staticSharedLibName != null) { 12141 if (removeSharedLibraryLPw(pkg.staticSharedLibName, pkg.staticSharedLibVersion)) { 12142 if (DEBUG_REMOVE && chatty) { 12143 if (r == null) { 12144 r = new StringBuilder(256); 12145 } else { 12146 r.append(' '); 12147 } 12148 r.append(pkg.staticSharedLibName); 12149 } 12150 } 12151 } 12152 12153 if (r != null) { 12154 if (DEBUG_REMOVE) Log.d(TAG, " Libraries: " + r); 12155 } 12156 } 12157 12158 12159 final class ActivityIntentResolver 12160 extends IntentResolver<PackageParser.ActivityIntentInfo, ResolveInfo> { 12161 public List<ResolveInfo> queryIntent(Intent intent, String resolvedType, 12162 boolean defaultOnly, int userId) { 12163 if (!sUserManager.exists(userId)) return null; 12164 mFlags = (defaultOnly ? PackageManager.MATCH_DEFAULT_ONLY : 0); 12165 return super.queryIntent(intent, resolvedType, defaultOnly, userId); 12166 } 12167 12168 public List<ResolveInfo> queryIntent(Intent intent, String resolvedType, int flags, 12169 int userId) { 12170 if (!sUserManager.exists(userId)) return null; 12171 mFlags = flags; 12172 return super.queryIntent(intent, resolvedType, 12173 (flags & PackageManager.MATCH_DEFAULT_ONLY) != 0, 12174 userId); 12175 } 12176 12177 public List<ResolveInfo> queryIntentForPackage(Intent intent, String resolvedType, 12178 int flags, ArrayList<PackageParser.Activity> packageActivities, int userId) { 12179 if (!sUserManager.exists(userId)) return null; 12180 if (packageActivities == null) { 12181 return null; 12182 } 12183 mFlags = flags; 12184 final boolean defaultOnly = (flags & PackageManager.MATCH_DEFAULT_ONLY) != 0; 12185 final int N = packageActivities.size(); 12186 ArrayList<PackageParser.ActivityIntentInfo[]> listCut = 12187 new ArrayList<PackageParser.ActivityIntentInfo[]>(N); 12188 12189 ArrayList<PackageParser.ActivityIntentInfo> intentFilters; 12190 for (int i = 0; i < N; ++i) { 12191 intentFilters = packageActivities.get(i).intents; 12192 if (intentFilters != null && intentFilters.size() > 0) { 12193 PackageParser.ActivityIntentInfo[] array = 12194 new PackageParser.ActivityIntentInfo[intentFilters.size()]; 12195 intentFilters.toArray(array); 12196 listCut.add(array); 12197 } 12198 } 12199 return super.queryIntentFromList(intent, resolvedType, defaultOnly, listCut, userId); 12200 } 12201 12202 /** 12203 * Finds a privileged activity that matches the specified activity names. 12204 */ 12205 private PackageParser.Activity findMatchingActivity( 12206 List<PackageParser.Activity> activityList, ActivityInfo activityInfo) { 12207 for (PackageParser.Activity sysActivity : activityList) { 12208 if (sysActivity.info.name.equals(activityInfo.name)) { 12209 return sysActivity; 12210 } 12211 if (sysActivity.info.name.equals(activityInfo.targetActivity)) { 12212 return sysActivity; 12213 } 12214 if (sysActivity.info.targetActivity != null) { 12215 if (sysActivity.info.targetActivity.equals(activityInfo.name)) { 12216 return sysActivity; 12217 } 12218 if (sysActivity.info.targetActivity.equals(activityInfo.targetActivity)) { 12219 return sysActivity; 12220 } 12221 } 12222 } 12223 return null; 12224 } 12225 12226 public class IterGenerator<E> { 12227 public Iterator<E> generate(ActivityIntentInfo info) { 12228 return null; 12229 } 12230 } 12231 12232 public class ActionIterGenerator extends IterGenerator<String> { 12233 @Override 12234 public Iterator<String> generate(ActivityIntentInfo info) { 12235 return info.actionsIterator(); 12236 } 12237 } 12238 12239 public class CategoriesIterGenerator extends IterGenerator<String> { 12240 @Override 12241 public Iterator<String> generate(ActivityIntentInfo info) { 12242 return info.categoriesIterator(); 12243 } 12244 } 12245 12246 public class SchemesIterGenerator extends IterGenerator<String> { 12247 @Override 12248 public Iterator<String> generate(ActivityIntentInfo info) { 12249 return info.schemesIterator(); 12250 } 12251 } 12252 12253 public class AuthoritiesIterGenerator extends IterGenerator<IntentFilter.AuthorityEntry> { 12254 @Override 12255 public Iterator<IntentFilter.AuthorityEntry> generate(ActivityIntentInfo info) { 12256 return info.authoritiesIterator(); 12257 } 12258 } 12259 12260 /** 12261 * <em>WARNING</em> for performance reasons, the passed in intentList WILL BE 12262 * MODIFIED. Do not pass in a list that should not be changed. 12263 */ 12264 private <T> void getIntentListSubset(List<ActivityIntentInfo> intentList, 12265 IterGenerator<T> generator, Iterator<T> searchIterator) { 12266 // loop through the set of actions; every one must be found in the intent filter 12267 while (searchIterator.hasNext()) { 12268 // we must have at least one filter in the list to consider a match 12269 if (intentList.size() == 0) { 12270 break; 12271 } 12272 12273 final T searchAction = searchIterator.next(); 12274 12275 // loop through the set of intent filters 12276 final Iterator<ActivityIntentInfo> intentIter = intentList.iterator(); 12277 while (intentIter.hasNext()) { 12278 final ActivityIntentInfo intentInfo = intentIter.next(); 12279 boolean selectionFound = false; 12280 12281 // loop through the intent filter's selection criteria; at least one 12282 // of them must match the searched criteria 12283 final Iterator<T> intentSelectionIter = generator.generate(intentInfo); 12284 while (intentSelectionIter != null && intentSelectionIter.hasNext()) { 12285 final T intentSelection = intentSelectionIter.next(); 12286 if (intentSelection != null && intentSelection.equals(searchAction)) { 12287 selectionFound = true; 12288 break; 12289 } 12290 } 12291 12292 // the selection criteria wasn't found in this filter's set; this filter 12293 // is not a potential match 12294 if (!selectionFound) { 12295 intentIter.remove(); 12296 } 12297 } 12298 } 12299 } 12300 12301 private boolean isProtectedAction(ActivityIntentInfo filter) { 12302 final Iterator<String> actionsIter = filter.actionsIterator(); 12303 while (actionsIter != null && actionsIter.hasNext()) { 12304 final String filterAction = actionsIter.next(); 12305 if (PROTECTED_ACTIONS.contains(filterAction)) { 12306 return true; 12307 } 12308 } 12309 return false; 12310 } 12311 12312 /** 12313 * Adjusts the priority of the given intent filter according to policy. 12314 * <p> 12315 * <ul> 12316 * <li>The priority for non privileged applications is capped to '0'</li> 12317 * <li>The priority for protected actions on privileged applications is capped to '0'</li> 12318 * <li>The priority for unbundled updates to privileged applications is capped to the 12319 * priority defined on the system partition</li> 12320 * </ul> 12321 * <p> 12322 * <em>NOTE:</em> There is one exception. For security reasons, the setup wizard is 12323 * allowed to obtain any priority on any action. 12324 */ 12325 private void adjustPriority( 12326 List<PackageParser.Activity> systemActivities, ActivityIntentInfo intent) { 12327 // nothing to do; priority is fine as-is 12328 if (intent.getPriority() <= 0) { 12329 return; 12330 } 12331 12332 final ActivityInfo activityInfo = intent.activity.info; 12333 final ApplicationInfo applicationInfo = activityInfo.applicationInfo; 12334 12335 final boolean privilegedApp = 12336 ((applicationInfo.privateFlags & ApplicationInfo.PRIVATE_FLAG_PRIVILEGED) != 0); 12337 if (!privilegedApp) { 12338 // non-privileged applications can never define a priority >0 12339 if (DEBUG_FILTERS) { 12340 Slog.i(TAG, "Non-privileged app; cap priority to 0;" 12341 + " package: " + applicationInfo.packageName 12342 + " activity: " + intent.activity.className 12343 + " origPrio: " + intent.getPriority()); 12344 } 12345 intent.setPriority(0); 12346 return; 12347 } 12348 12349 if (systemActivities == null) { 12350 // the system package is not disabled; we're parsing the system partition 12351 if (isProtectedAction(intent)) { 12352 if (mDeferProtectedFilters) { 12353 // We can't deal with these just yet. No component should ever obtain a 12354 // >0 priority for a protected actions, with ONE exception -- the setup 12355 // wizard. The setup wizard, however, cannot be known until we're able to 12356 // query it for the category CATEGORY_SETUP_WIZARD. Which we can't do 12357 // until all intent filters have been processed. Chicken, meet egg. 12358 // Let the filter temporarily have a high priority and rectify the 12359 // priorities after all system packages have been scanned. 12360 mProtectedFilters.add(intent); 12361 if (DEBUG_FILTERS) { 12362 Slog.i(TAG, "Protected action; save for later;" 12363 + " package: " + applicationInfo.packageName 12364 + " activity: " + intent.activity.className 12365 + " origPrio: " + intent.getPriority()); 12366 } 12367 return; 12368 } else { 12369 if (DEBUG_FILTERS && mSetupWizardPackage == null) { 12370 Slog.i(TAG, "No setup wizard;" 12371 + " All protected intents capped to priority 0"); 12372 } 12373 if (intent.activity.info.packageName.equals(mSetupWizardPackage)) { 12374 if (DEBUG_FILTERS) { 12375 Slog.i(TAG, "Found setup wizard;" 12376 + " allow priority " + intent.getPriority() + ";" 12377 + " package: " + intent.activity.info.packageName 12378 + " activity: " + intent.activity.className 12379 + " priority: " + intent.getPriority()); 12380 } 12381 // setup wizard gets whatever it wants 12382 return; 12383 } 12384 if (DEBUG_FILTERS) { 12385 Slog.i(TAG, "Protected action; cap priority to 0;" 12386 + " package: " + intent.activity.info.packageName 12387 + " activity: " + intent.activity.className 12388 + " origPrio: " + intent.getPriority()); 12389 } 12390 intent.setPriority(0); 12391 return; 12392 } 12393 } 12394 // privileged apps on the system image get whatever priority they request 12395 return; 12396 } 12397 12398 // privileged app unbundled update ... try to find the same activity 12399 final PackageParser.Activity foundActivity = 12400 findMatchingActivity(systemActivities, activityInfo); 12401 if (foundActivity == null) { 12402 // this is a new activity; it cannot obtain >0 priority 12403 if (DEBUG_FILTERS) { 12404 Slog.i(TAG, "New activity; cap priority to 0;" 12405 + " package: " + applicationInfo.packageName 12406 + " activity: " + intent.activity.className 12407 + " origPrio: " + intent.getPriority()); 12408 } 12409 intent.setPriority(0); 12410 return; 12411 } 12412 12413 // found activity, now check for filter equivalence 12414 12415 // a shallow copy is enough; we modify the list, not its contents 12416 final List<ActivityIntentInfo> intentListCopy = 12417 new ArrayList<>(foundActivity.intents); 12418 final List<ActivityIntentInfo> foundFilters = findFilters(intent); 12419 12420 // find matching action subsets 12421 final Iterator<String> actionsIterator = intent.actionsIterator(); 12422 if (actionsIterator != null) { 12423 getIntentListSubset( 12424 intentListCopy, new ActionIterGenerator(), actionsIterator); 12425 if (intentListCopy.size() == 0) { 12426 // no more intents to match; we're not equivalent 12427 if (DEBUG_FILTERS) { 12428 Slog.i(TAG, "Mismatched action; cap priority to 0;" 12429 + " package: " + applicationInfo.packageName 12430 + " activity: " + intent.activity.className 12431 + " origPrio: " + intent.getPriority()); 12432 } 12433 intent.setPriority(0); 12434 return; 12435 } 12436 } 12437 12438 // find matching category subsets 12439 final Iterator<String> categoriesIterator = intent.categoriesIterator(); 12440 if (categoriesIterator != null) { 12441 getIntentListSubset(intentListCopy, new CategoriesIterGenerator(), 12442 categoriesIterator); 12443 if (intentListCopy.size() == 0) { 12444 // no more intents to match; we're not equivalent 12445 if (DEBUG_FILTERS) { 12446 Slog.i(TAG, "Mismatched category; cap priority to 0;" 12447 + " package: " + applicationInfo.packageName 12448 + " activity: " + intent.activity.className 12449 + " origPrio: " + intent.getPriority()); 12450 } 12451 intent.setPriority(0); 12452 return; 12453 } 12454 } 12455 12456 // find matching schemes subsets 12457 final Iterator<String> schemesIterator = intent.schemesIterator(); 12458 if (schemesIterator != null) { 12459 getIntentListSubset(intentListCopy, new SchemesIterGenerator(), 12460 schemesIterator); 12461 if (intentListCopy.size() == 0) { 12462 // no more intents to match; we're not equivalent 12463 if (DEBUG_FILTERS) { 12464 Slog.i(TAG, "Mismatched scheme; cap priority to 0;" 12465 + " package: " + applicationInfo.packageName 12466 + " activity: " + intent.activity.className 12467 + " origPrio: " + intent.getPriority()); 12468 } 12469 intent.setPriority(0); 12470 return; 12471 } 12472 } 12473 12474 // find matching authorities subsets 12475 final Iterator<IntentFilter.AuthorityEntry> 12476 authoritiesIterator = intent.authoritiesIterator(); 12477 if (authoritiesIterator != null) { 12478 getIntentListSubset(intentListCopy, 12479 new AuthoritiesIterGenerator(), 12480 authoritiesIterator); 12481 if (intentListCopy.size() == 0) { 12482 // no more intents to match; we're not equivalent 12483 if (DEBUG_FILTERS) { 12484 Slog.i(TAG, "Mismatched authority; cap priority to 0;" 12485 + " package: " + applicationInfo.packageName 12486 + " activity: " + intent.activity.className 12487 + " origPrio: " + intent.getPriority()); 12488 } 12489 intent.setPriority(0); 12490 return; 12491 } 12492 } 12493 12494 // we found matching filter(s); app gets the max priority of all intents 12495 int cappedPriority = 0; 12496 for (int i = intentListCopy.size() - 1; i >= 0; --i) { 12497 cappedPriority = Math.max(cappedPriority, intentListCopy.get(i).getPriority()); 12498 } 12499 if (intent.getPriority() > cappedPriority) { 12500 if (DEBUG_FILTERS) { 12501 Slog.i(TAG, "Found matching filter(s);" 12502 + " cap priority to " + cappedPriority + ";" 12503 + " package: " + applicationInfo.packageName 12504 + " activity: " + intent.activity.className 12505 + " origPrio: " + intent.getPriority()); 12506 } 12507 intent.setPriority(cappedPriority); 12508 return; 12509 } 12510 // all this for nothing; the requested priority was <= what was on the system 12511 } 12512 12513 public final void addActivity(PackageParser.Activity a, String type) { 12514 mActivities.put(a.getComponentName(), a); 12515 if (DEBUG_SHOW_INFO) 12516 Log.v( 12517 TAG, " " + type + " " + 12518 (a.info.nonLocalizedLabel != null ? a.info.nonLocalizedLabel : a.info.name) + ":"); 12519 if (DEBUG_SHOW_INFO) 12520 Log.v(TAG, " Class=" + a.info.name); 12521 final int NI = a.intents.size(); 12522 for (int j=0; j<NI; j++) { 12523 PackageParser.ActivityIntentInfo intent = a.intents.get(j); 12524 if ("activity".equals(type)) { 12525 final PackageSetting ps = 12526 mSettings.getDisabledSystemPkgLPr(intent.activity.info.packageName); 12527 final List<PackageParser.Activity> systemActivities = 12528 ps != null && ps.pkg != null ? ps.pkg.activities : null; 12529 adjustPriority(systemActivities, intent); 12530 } 12531 if (DEBUG_SHOW_INFO) { 12532 Log.v(TAG, " IntentFilter:"); 12533 intent.dump(new LogPrinter(Log.VERBOSE, TAG), " "); 12534 } 12535 if (!intent.debugCheck()) { 12536 Log.w(TAG, "==> For Activity " + a.info.name); 12537 } 12538 addFilter(intent); 12539 } 12540 } 12541 12542 public final void removeActivity(PackageParser.Activity a, String type) { 12543 mActivities.remove(a.getComponentName()); 12544 if (DEBUG_SHOW_INFO) { 12545 Log.v(TAG, " " + type + " " 12546 + (a.info.nonLocalizedLabel != null ? a.info.nonLocalizedLabel 12547 : a.info.name) + ":"); 12548 Log.v(TAG, " Class=" + a.info.name); 12549 } 12550 final int NI = a.intents.size(); 12551 for (int j=0; j<NI; j++) { 12552 PackageParser.ActivityIntentInfo intent = a.intents.get(j); 12553 if (DEBUG_SHOW_INFO) { 12554 Log.v(TAG, " IntentFilter:"); 12555 intent.dump(new LogPrinter(Log.VERBOSE, TAG), " "); 12556 } 12557 removeFilter(intent); 12558 } 12559 } 12560 12561 @Override 12562 protected boolean allowFilterResult( 12563 PackageParser.ActivityIntentInfo filter, List<ResolveInfo> dest) { 12564 ActivityInfo filterAi = filter.activity.info; 12565 for (int i=dest.size()-1; i>=0; i--) { 12566 ActivityInfo destAi = dest.get(i).activityInfo; 12567 if (destAi.name == filterAi.name 12568 && destAi.packageName == filterAi.packageName) { 12569 return false; 12570 } 12571 } 12572 return true; 12573 } 12574 12575 @Override 12576 protected ActivityIntentInfo[] newArray(int size) { 12577 return new ActivityIntentInfo[size]; 12578 } 12579 12580 @Override 12581 protected boolean isFilterStopped(PackageParser.ActivityIntentInfo filter, int userId) { 12582 if (!sUserManager.exists(userId)) return true; 12583 PackageParser.Package p = filter.activity.owner; 12584 if (p != null) { 12585 PackageSetting ps = (PackageSetting)p.mExtras; 12586 if (ps != null) { 12587 // System apps are never considered stopped for purposes of 12588 // filtering, because there may be no way for the user to 12589 // actually re-launch them. 12590 return (ps.pkgFlags&ApplicationInfo.FLAG_SYSTEM) == 0 12591 && ps.getStopped(userId); 12592 } 12593 } 12594 return false; 12595 } 12596 12597 @Override 12598 protected boolean isPackageForFilter(String packageName, 12599 PackageParser.ActivityIntentInfo info) { 12600 return packageName.equals(info.activity.owner.packageName); 12601 } 12602 12603 @Override 12604 protected ResolveInfo newResult(PackageParser.ActivityIntentInfo info, 12605 int match, int userId) { 12606 if (!sUserManager.exists(userId)) return null; 12607 if (!mSettings.isEnabledAndMatchLPr(info.activity.info, mFlags, userId)) { 12608 return null; 12609 } 12610 final PackageParser.Activity activity = info.activity; 12611 PackageSetting ps = (PackageSetting) activity.owner.mExtras; 12612 if (ps == null) { 12613 return null; 12614 } 12615 final PackageUserState userState = ps.readUserState(userId); 12616 ActivityInfo ai = 12617 PackageParser.generateActivityInfo(activity, mFlags, userState, userId); 12618 if (ai == null) { 12619 return null; 12620 } 12621 final boolean matchExplicitlyVisibleOnly = 12622 (mFlags & PackageManager.MATCH_EXPLICITLY_VISIBLE_ONLY) != 0; 12623 final boolean matchVisibleToInstantApp = 12624 (mFlags & PackageManager.MATCH_VISIBLE_TO_INSTANT_APP_ONLY) != 0; 12625 final boolean componentVisible = 12626 matchVisibleToInstantApp 12627 && info.isVisibleToInstantApp() 12628 && (!matchExplicitlyVisibleOnly || info.isExplicitlyVisibleToInstantApp()); 12629 final boolean matchInstantApp = (mFlags & PackageManager.MATCH_INSTANT) != 0; 12630 // throw out filters that aren't visible to ephemeral apps 12631 if (matchVisibleToInstantApp && !(componentVisible || userState.instantApp)) { 12632 return null; 12633 } 12634 // throw out instant app filters if we're not explicitly requesting them 12635 if (!matchInstantApp && userState.instantApp) { 12636 return null; 12637 } 12638 // throw out instant app filters if updates are available; will trigger 12639 // instant app resolution 12640 if (userState.instantApp && ps.isUpdateAvailable()) { 12641 return null; 12642 } 12643 final ResolveInfo res = new ResolveInfo(); 12644 res.activityInfo = ai; 12645 if ((mFlags&PackageManager.GET_RESOLVED_FILTER) != 0) { 12646 res.filter = info; 12647 } 12648 if (info != null) { 12649 res.handleAllWebDataURI = info.handleAllWebDataURI(); 12650 } 12651 res.priority = info.getPriority(); 12652 res.preferredOrder = activity.owner.mPreferredOrder; 12653 //System.out.println("Result: " + res.activityInfo.className + 12654 // " = " + res.priority); 12655 res.match = match; 12656 res.isDefault = info.hasDefault; 12657 res.labelRes = info.labelRes; 12658 res.nonLocalizedLabel = info.nonLocalizedLabel; 12659 if (userNeedsBadging(userId)) { 12660 res.noResourceId = true; 12661 } else { 12662 res.icon = info.icon; 12663 } 12664 res.iconResourceId = info.icon; 12665 res.system = res.activityInfo.applicationInfo.isSystemApp(); 12666 res.isInstantAppAvailable = userState.instantApp; 12667 return res; 12668 } 12669 12670 @Override 12671 protected void sortResults(List<ResolveInfo> results) { 12672 Collections.sort(results, mResolvePrioritySorter); 12673 } 12674 12675 @Override 12676 protected void dumpFilter(PrintWriter out, String prefix, 12677 PackageParser.ActivityIntentInfo filter) { 12678 out.print(prefix); out.print( 12679 Integer.toHexString(System.identityHashCode(filter.activity))); 12680 out.print(' '); 12681 filter.activity.printComponentShortName(out); 12682 out.print(" filter "); 12683 out.println(Integer.toHexString(System.identityHashCode(filter))); 12684 } 12685 12686 @Override 12687 protected Object filterToLabel(PackageParser.ActivityIntentInfo filter) { 12688 return filter.activity; 12689 } 12690 12691 protected void dumpFilterLabel(PrintWriter out, String prefix, Object label, int count) { 12692 PackageParser.Activity activity = (PackageParser.Activity)label; 12693 out.print(prefix); out.print( 12694 Integer.toHexString(System.identityHashCode(activity))); 12695 out.print(' '); 12696 activity.printComponentShortName(out); 12697 if (count > 1) { 12698 out.print(" ("); out.print(count); out.print(" filters)"); 12699 } 12700 out.println(); 12701 } 12702 12703 // Keys are String (activity class name), values are Activity. 12704 private final ArrayMap<ComponentName, PackageParser.Activity> mActivities 12705 = new ArrayMap<ComponentName, PackageParser.Activity>(); 12706 private int mFlags; 12707 } 12708 12709 private final class ServiceIntentResolver 12710 extends IntentResolver<PackageParser.ServiceIntentInfo, ResolveInfo> { 12711 public List<ResolveInfo> queryIntent(Intent intent, String resolvedType, 12712 boolean defaultOnly, int userId) { 12713 mFlags = defaultOnly ? PackageManager.MATCH_DEFAULT_ONLY : 0; 12714 return super.queryIntent(intent, resolvedType, defaultOnly, userId); 12715 } 12716 12717 public List<ResolveInfo> queryIntent(Intent intent, String resolvedType, int flags, 12718 int userId) { 12719 if (!sUserManager.exists(userId)) return null; 12720 mFlags = flags; 12721 return super.queryIntent(intent, resolvedType, 12722 (flags & PackageManager.MATCH_DEFAULT_ONLY) != 0, 12723 userId); 12724 } 12725 12726 public List<ResolveInfo> queryIntentForPackage(Intent intent, String resolvedType, 12727 int flags, ArrayList<PackageParser.Service> packageServices, int userId) { 12728 if (!sUserManager.exists(userId)) return null; 12729 if (packageServices == null) { 12730 return null; 12731 } 12732 mFlags = flags; 12733 final boolean defaultOnly = (flags&PackageManager.MATCH_DEFAULT_ONLY) != 0; 12734 final int N = packageServices.size(); 12735 ArrayList<PackageParser.ServiceIntentInfo[]> listCut = 12736 new ArrayList<PackageParser.ServiceIntentInfo[]>(N); 12737 12738 ArrayList<PackageParser.ServiceIntentInfo> intentFilters; 12739 for (int i = 0; i < N; ++i) { 12740 intentFilters = packageServices.get(i).intents; 12741 if (intentFilters != null && intentFilters.size() > 0) { 12742 PackageParser.ServiceIntentInfo[] array = 12743 new PackageParser.ServiceIntentInfo[intentFilters.size()]; 12744 intentFilters.toArray(array); 12745 listCut.add(array); 12746 } 12747 } 12748 return super.queryIntentFromList(intent, resolvedType, defaultOnly, listCut, userId); 12749 } 12750 12751 public final void addService(PackageParser.Service s) { 12752 mServices.put(s.getComponentName(), s); 12753 if (DEBUG_SHOW_INFO) { 12754 Log.v(TAG, " " 12755 + (s.info.nonLocalizedLabel != null 12756 ? s.info.nonLocalizedLabel : s.info.name) + ":"); 12757 Log.v(TAG, " Class=" + s.info.name); 12758 } 12759 final int NI = s.intents.size(); 12760 int j; 12761 for (j=0; j<NI; j++) { 12762 PackageParser.ServiceIntentInfo intent = s.intents.get(j); 12763 if (DEBUG_SHOW_INFO) { 12764 Log.v(TAG, " IntentFilter:"); 12765 intent.dump(new LogPrinter(Log.VERBOSE, TAG), " "); 12766 } 12767 if (!intent.debugCheck()) { 12768 Log.w(TAG, "==> For Service " + s.info.name); 12769 } 12770 addFilter(intent); 12771 } 12772 } 12773 12774 public final void removeService(PackageParser.Service s) { 12775 mServices.remove(s.getComponentName()); 12776 if (DEBUG_SHOW_INFO) { 12777 Log.v(TAG, " " + (s.info.nonLocalizedLabel != null 12778 ? s.info.nonLocalizedLabel : s.info.name) + ":"); 12779 Log.v(TAG, " Class=" + s.info.name); 12780 } 12781 final int NI = s.intents.size(); 12782 int j; 12783 for (j=0; j<NI; j++) { 12784 PackageParser.ServiceIntentInfo intent = s.intents.get(j); 12785 if (DEBUG_SHOW_INFO) { 12786 Log.v(TAG, " IntentFilter:"); 12787 intent.dump(new LogPrinter(Log.VERBOSE, TAG), " "); 12788 } 12789 removeFilter(intent); 12790 } 12791 } 12792 12793 @Override 12794 protected boolean allowFilterResult( 12795 PackageParser.ServiceIntentInfo filter, List<ResolveInfo> dest) { 12796 ServiceInfo filterSi = filter.service.info; 12797 for (int i=dest.size()-1; i>=0; i--) { 12798 ServiceInfo destAi = dest.get(i).serviceInfo; 12799 if (destAi.name == filterSi.name 12800 && destAi.packageName == filterSi.packageName) { 12801 return false; 12802 } 12803 } 12804 return true; 12805 } 12806 12807 @Override 12808 protected PackageParser.ServiceIntentInfo[] newArray(int size) { 12809 return new PackageParser.ServiceIntentInfo[size]; 12810 } 12811 12812 @Override 12813 protected boolean isFilterStopped(PackageParser.ServiceIntentInfo filter, int userId) { 12814 if (!sUserManager.exists(userId)) return true; 12815 PackageParser.Package p = filter.service.owner; 12816 if (p != null) { 12817 PackageSetting ps = (PackageSetting)p.mExtras; 12818 if (ps != null) { 12819 // System apps are never considered stopped for purposes of 12820 // filtering, because there may be no way for the user to 12821 // actually re-launch them. 12822 return (ps.pkgFlags & ApplicationInfo.FLAG_SYSTEM) == 0 12823 && ps.getStopped(userId); 12824 } 12825 } 12826 return false; 12827 } 12828 12829 @Override 12830 protected boolean isPackageForFilter(String packageName, 12831 PackageParser.ServiceIntentInfo info) { 12832 return packageName.equals(info.service.owner.packageName); 12833 } 12834 12835 @Override 12836 protected ResolveInfo newResult(PackageParser.ServiceIntentInfo filter, 12837 int match, int userId) { 12838 if (!sUserManager.exists(userId)) return null; 12839 final PackageParser.ServiceIntentInfo info = (PackageParser.ServiceIntentInfo)filter; 12840 if (!mSettings.isEnabledAndMatchLPr(info.service.info, mFlags, userId)) { 12841 return null; 12842 } 12843 final PackageParser.Service service = info.service; 12844 PackageSetting ps = (PackageSetting) service.owner.mExtras; 12845 if (ps == null) { 12846 return null; 12847 } 12848 final PackageUserState userState = ps.readUserState(userId); 12849 ServiceInfo si = PackageParser.generateServiceInfo(service, mFlags, 12850 userState, userId); 12851 if (si == null) { 12852 return null; 12853 } 12854 final boolean matchVisibleToInstantApp = 12855 (mFlags & PackageManager.MATCH_VISIBLE_TO_INSTANT_APP_ONLY) != 0; 12856 final boolean isInstantApp = (mFlags & PackageManager.MATCH_INSTANT) != 0; 12857 // throw out filters that aren't visible to ephemeral apps 12858 if (matchVisibleToInstantApp 12859 && !(info.isVisibleToInstantApp() || userState.instantApp)) { 12860 return null; 12861 } 12862 // throw out ephemeral filters if we're not explicitly requesting them 12863 if (!isInstantApp && userState.instantApp) { 12864 return null; 12865 } 12866 // throw out instant app filters if updates are available; will trigger 12867 // instant app resolution 12868 if (userState.instantApp && ps.isUpdateAvailable()) { 12869 return null; 12870 } 12871 final ResolveInfo res = new ResolveInfo(); 12872 res.serviceInfo = si; 12873 if ((mFlags&PackageManager.GET_RESOLVED_FILTER) != 0) { 12874 res.filter = filter; 12875 } 12876 res.priority = info.getPriority(); 12877 res.preferredOrder = service.owner.mPreferredOrder; 12878 res.match = match; 12879 res.isDefault = info.hasDefault; 12880 res.labelRes = info.labelRes; 12881 res.nonLocalizedLabel = info.nonLocalizedLabel; 12882 res.icon = info.icon; 12883 res.system = res.serviceInfo.applicationInfo.isSystemApp(); 12884 return res; 12885 } 12886 12887 @Override 12888 protected void sortResults(List<ResolveInfo> results) { 12889 Collections.sort(results, mResolvePrioritySorter); 12890 } 12891 12892 @Override 12893 protected void dumpFilter(PrintWriter out, String prefix, 12894 PackageParser.ServiceIntentInfo filter) { 12895 out.print(prefix); out.print( 12896 Integer.toHexString(System.identityHashCode(filter.service))); 12897 out.print(' '); 12898 filter.service.printComponentShortName(out); 12899 out.print(" filter "); 12900 out.print(Integer.toHexString(System.identityHashCode(filter))); 12901 if (filter.service.info.permission != null) { 12902 out.print(" permission "); out.println(filter.service.info.permission); 12903 } else { 12904 out.println(); 12905 } 12906 } 12907 12908 @Override 12909 protected Object filterToLabel(PackageParser.ServiceIntentInfo filter) { 12910 return filter.service; 12911 } 12912 12913 protected void dumpFilterLabel(PrintWriter out, String prefix, Object label, int count) { 12914 PackageParser.Service service = (PackageParser.Service)label; 12915 out.print(prefix); out.print( 12916 Integer.toHexString(System.identityHashCode(service))); 12917 out.print(' '); 12918 service.printComponentShortName(out); 12919 if (count > 1) { 12920 out.print(" ("); out.print(count); out.print(" filters)"); 12921 } 12922 out.println(); 12923 } 12924 12925// List<ResolveInfo> filterEnabled(List<ResolveInfo> resolveInfoList) { 12926// final Iterator<ResolveInfo> i = resolveInfoList.iterator(); 12927// final List<ResolveInfo> retList = Lists.newArrayList(); 12928// while (i.hasNext()) { 12929// final ResolveInfo resolveInfo = (ResolveInfo) i; 12930// if (isEnabledLP(resolveInfo.serviceInfo)) { 12931// retList.add(resolveInfo); 12932// } 12933// } 12934// return retList; 12935// } 12936 12937 // Keys are String (activity class name), values are Activity. 12938 private final ArrayMap<ComponentName, PackageParser.Service> mServices 12939 = new ArrayMap<ComponentName, PackageParser.Service>(); 12940 private int mFlags; 12941 } 12942 12943 private final class ProviderIntentResolver 12944 extends IntentResolver<PackageParser.ProviderIntentInfo, ResolveInfo> { 12945 public List<ResolveInfo> queryIntent(Intent intent, String resolvedType, 12946 boolean defaultOnly, int userId) { 12947 mFlags = defaultOnly ? PackageManager.MATCH_DEFAULT_ONLY : 0; 12948 return super.queryIntent(intent, resolvedType, defaultOnly, userId); 12949 } 12950 12951 public List<ResolveInfo> queryIntent(Intent intent, String resolvedType, int flags, 12952 int userId) { 12953 if (!sUserManager.exists(userId)) 12954 return null; 12955 mFlags = flags; 12956 return super.queryIntent(intent, resolvedType, 12957 (flags & PackageManager.MATCH_DEFAULT_ONLY) != 0, 12958 userId); 12959 } 12960 12961 public List<ResolveInfo> queryIntentForPackage(Intent intent, String resolvedType, 12962 int flags, ArrayList<PackageParser.Provider> packageProviders, int userId) { 12963 if (!sUserManager.exists(userId)) 12964 return null; 12965 if (packageProviders == null) { 12966 return null; 12967 } 12968 mFlags = flags; 12969 final boolean defaultOnly = (flags & PackageManager.MATCH_DEFAULT_ONLY) != 0; 12970 final int N = packageProviders.size(); 12971 ArrayList<PackageParser.ProviderIntentInfo[]> listCut = 12972 new ArrayList<PackageParser.ProviderIntentInfo[]>(N); 12973 12974 ArrayList<PackageParser.ProviderIntentInfo> intentFilters; 12975 for (int i = 0; i < N; ++i) { 12976 intentFilters = packageProviders.get(i).intents; 12977 if (intentFilters != null && intentFilters.size() > 0) { 12978 PackageParser.ProviderIntentInfo[] array = 12979 new PackageParser.ProviderIntentInfo[intentFilters.size()]; 12980 intentFilters.toArray(array); 12981 listCut.add(array); 12982 } 12983 } 12984 return super.queryIntentFromList(intent, resolvedType, defaultOnly, listCut, userId); 12985 } 12986 12987 public final void addProvider(PackageParser.Provider p) { 12988 if (mProviders.containsKey(p.getComponentName())) { 12989 Slog.w(TAG, "Provider " + p.getComponentName() + " already defined; ignoring"); 12990 return; 12991 } 12992 12993 mProviders.put(p.getComponentName(), p); 12994 if (DEBUG_SHOW_INFO) { 12995 Log.v(TAG, " " 12996 + (p.info.nonLocalizedLabel != null 12997 ? p.info.nonLocalizedLabel : p.info.name) + ":"); 12998 Log.v(TAG, " Class=" + p.info.name); 12999 } 13000 final int NI = p.intents.size(); 13001 int j; 13002 for (j = 0; j < NI; j++) { 13003 PackageParser.ProviderIntentInfo intent = p.intents.get(j); 13004 if (DEBUG_SHOW_INFO) { 13005 Log.v(TAG, " IntentFilter:"); 13006 intent.dump(new LogPrinter(Log.VERBOSE, TAG), " "); 13007 } 13008 if (!intent.debugCheck()) { 13009 Log.w(TAG, "==> For Provider " + p.info.name); 13010 } 13011 addFilter(intent); 13012 } 13013 } 13014 13015 public final void removeProvider(PackageParser.Provider p) { 13016 mProviders.remove(p.getComponentName()); 13017 if (DEBUG_SHOW_INFO) { 13018 Log.v(TAG, " " + (p.info.nonLocalizedLabel != null 13019 ? p.info.nonLocalizedLabel : p.info.name) + ":"); 13020 Log.v(TAG, " Class=" + p.info.name); 13021 } 13022 final int NI = p.intents.size(); 13023 int j; 13024 for (j = 0; j < NI; j++) { 13025 PackageParser.ProviderIntentInfo intent = p.intents.get(j); 13026 if (DEBUG_SHOW_INFO) { 13027 Log.v(TAG, " IntentFilter:"); 13028 intent.dump(new LogPrinter(Log.VERBOSE, TAG), " "); 13029 } 13030 removeFilter(intent); 13031 } 13032 } 13033 13034 @Override 13035 protected boolean allowFilterResult( 13036 PackageParser.ProviderIntentInfo filter, List<ResolveInfo> dest) { 13037 ProviderInfo filterPi = filter.provider.info; 13038 for (int i = dest.size() - 1; i >= 0; i--) { 13039 ProviderInfo destPi = dest.get(i).providerInfo; 13040 if (destPi.name == filterPi.name 13041 && destPi.packageName == filterPi.packageName) { 13042 return false; 13043 } 13044 } 13045 return true; 13046 } 13047 13048 @Override 13049 protected PackageParser.ProviderIntentInfo[] newArray(int size) { 13050 return new PackageParser.ProviderIntentInfo[size]; 13051 } 13052 13053 @Override 13054 protected boolean isFilterStopped(PackageParser.ProviderIntentInfo filter, int userId) { 13055 if (!sUserManager.exists(userId)) 13056 return true; 13057 PackageParser.Package p = filter.provider.owner; 13058 if (p != null) { 13059 PackageSetting ps = (PackageSetting) p.mExtras; 13060 if (ps != null) { 13061 // System apps are never considered stopped for purposes of 13062 // filtering, because there may be no way for the user to 13063 // actually re-launch them. 13064 return (ps.pkgFlags & ApplicationInfo.FLAG_SYSTEM) == 0 13065 && ps.getStopped(userId); 13066 } 13067 } 13068 return false; 13069 } 13070 13071 @Override 13072 protected boolean isPackageForFilter(String packageName, 13073 PackageParser.ProviderIntentInfo info) { 13074 return packageName.equals(info.provider.owner.packageName); 13075 } 13076 13077 @Override 13078 protected ResolveInfo newResult(PackageParser.ProviderIntentInfo filter, 13079 int match, int userId) { 13080 if (!sUserManager.exists(userId)) 13081 return null; 13082 final PackageParser.ProviderIntentInfo info = filter; 13083 if (!mSettings.isEnabledAndMatchLPr(info.provider.info, mFlags, userId)) { 13084 return null; 13085 } 13086 final PackageParser.Provider provider = info.provider; 13087 PackageSetting ps = (PackageSetting) provider.owner.mExtras; 13088 if (ps == null) { 13089 return null; 13090 } 13091 final PackageUserState userState = ps.readUserState(userId); 13092 final boolean matchVisibleToInstantApp = 13093 (mFlags & PackageManager.MATCH_VISIBLE_TO_INSTANT_APP_ONLY) != 0; 13094 final boolean isInstantApp = (mFlags & PackageManager.MATCH_INSTANT) != 0; 13095 // throw out filters that aren't visible to instant applications 13096 if (matchVisibleToInstantApp 13097 && !(info.isVisibleToInstantApp() || userState.instantApp)) { 13098 return null; 13099 } 13100 // throw out instant application filters if we're not explicitly requesting them 13101 if (!isInstantApp && userState.instantApp) { 13102 return null; 13103 } 13104 // throw out instant application filters if updates are available; will trigger 13105 // instant application resolution 13106 if (userState.instantApp && ps.isUpdateAvailable()) { 13107 return null; 13108 } 13109 ProviderInfo pi = PackageParser.generateProviderInfo(provider, mFlags, 13110 userState, userId); 13111 if (pi == null) { 13112 return null; 13113 } 13114 final ResolveInfo res = new ResolveInfo(); 13115 res.providerInfo = pi; 13116 if ((mFlags & PackageManager.GET_RESOLVED_FILTER) != 0) { 13117 res.filter = filter; 13118 } 13119 res.priority = info.getPriority(); 13120 res.preferredOrder = provider.owner.mPreferredOrder; 13121 res.match = match; 13122 res.isDefault = info.hasDefault; 13123 res.labelRes = info.labelRes; 13124 res.nonLocalizedLabel = info.nonLocalizedLabel; 13125 res.icon = info.icon; 13126 res.system = res.providerInfo.applicationInfo.isSystemApp(); 13127 return res; 13128 } 13129 13130 @Override 13131 protected void sortResults(List<ResolveInfo> results) { 13132 Collections.sort(results, mResolvePrioritySorter); 13133 } 13134 13135 @Override 13136 protected void dumpFilter(PrintWriter out, String prefix, 13137 PackageParser.ProviderIntentInfo filter) { 13138 out.print(prefix); 13139 out.print( 13140 Integer.toHexString(System.identityHashCode(filter.provider))); 13141 out.print(' '); 13142 filter.provider.printComponentShortName(out); 13143 out.print(" filter "); 13144 out.println(Integer.toHexString(System.identityHashCode(filter))); 13145 } 13146 13147 @Override 13148 protected Object filterToLabel(PackageParser.ProviderIntentInfo filter) { 13149 return filter.provider; 13150 } 13151 13152 protected void dumpFilterLabel(PrintWriter out, String prefix, Object label, int count) { 13153 PackageParser.Provider provider = (PackageParser.Provider)label; 13154 out.print(prefix); out.print( 13155 Integer.toHexString(System.identityHashCode(provider))); 13156 out.print(' '); 13157 provider.printComponentShortName(out); 13158 if (count > 1) { 13159 out.print(" ("); out.print(count); out.print(" filters)"); 13160 } 13161 out.println(); 13162 } 13163 13164 private final ArrayMap<ComponentName, PackageParser.Provider> mProviders 13165 = new ArrayMap<ComponentName, PackageParser.Provider>(); 13166 private int mFlags; 13167 } 13168 13169 static final class InstantAppIntentResolver 13170 extends IntentResolver<AuxiliaryResolveInfo.AuxiliaryFilter, 13171 AuxiliaryResolveInfo.AuxiliaryFilter> { 13172 /** 13173 * The result that has the highest defined order. Ordering applies on a 13174 * per-package basis. Mapping is from package name to Pair of order and 13175 * EphemeralResolveInfo. 13176 * <p> 13177 * NOTE: This is implemented as a field variable for convenience and efficiency. 13178 * By having a field variable, we're able to track filter ordering as soon as 13179 * a non-zero order is defined. Otherwise, multiple loops across the result set 13180 * would be needed to apply ordering. If the intent resolver becomes re-entrant, 13181 * this needs to be contained entirely within {@link #filterResults}. 13182 */ 13183 final ArrayMap<String, Pair<Integer, InstantAppResolveInfo>> mOrderResult = new ArrayMap<>(); 13184 13185 @Override 13186 protected AuxiliaryResolveInfo.AuxiliaryFilter[] newArray(int size) { 13187 return new AuxiliaryResolveInfo.AuxiliaryFilter[size]; 13188 } 13189 13190 @Override 13191 protected boolean isPackageForFilter(String packageName, 13192 AuxiliaryResolveInfo.AuxiliaryFilter responseObj) { 13193 return true; 13194 } 13195 13196 @Override 13197 protected AuxiliaryResolveInfo.AuxiliaryFilter newResult( 13198 AuxiliaryResolveInfo.AuxiliaryFilter responseObj, int match, int userId) { 13199 if (!sUserManager.exists(userId)) { 13200 return null; 13201 } 13202 final String packageName = responseObj.resolveInfo.getPackageName(); 13203 final Integer order = responseObj.getOrder(); 13204 final Pair<Integer, InstantAppResolveInfo> lastOrderResult = 13205 mOrderResult.get(packageName); 13206 // ordering is enabled and this item's order isn't high enough 13207 if (lastOrderResult != null && lastOrderResult.first >= order) { 13208 return null; 13209 } 13210 final InstantAppResolveInfo res = responseObj.resolveInfo; 13211 if (order > 0) { 13212 // non-zero order, enable ordering 13213 mOrderResult.put(packageName, new Pair<>(order, res)); 13214 } 13215 return responseObj; 13216 } 13217 13218 @Override 13219 protected void filterResults(List<AuxiliaryResolveInfo.AuxiliaryFilter> results) { 13220 // only do work if ordering is enabled [most of the time it won't be] 13221 if (mOrderResult.size() == 0) { 13222 return; 13223 } 13224 int resultSize = results.size(); 13225 for (int i = 0; i < resultSize; i++) { 13226 final InstantAppResolveInfo info = results.get(i).resolveInfo; 13227 final String packageName = info.getPackageName(); 13228 final Pair<Integer, InstantAppResolveInfo> savedInfo = mOrderResult.get(packageName); 13229 if (savedInfo == null) { 13230 // package doesn't having ordering 13231 continue; 13232 } 13233 if (savedInfo.second == info) { 13234 // circled back to the highest ordered item; remove from order list 13235 mOrderResult.remove(packageName); 13236 if (mOrderResult.size() == 0) { 13237 // no more ordered items 13238 break; 13239 } 13240 continue; 13241 } 13242 // item has a worse order, remove it from the result list 13243 results.remove(i); 13244 resultSize--; 13245 i--; 13246 } 13247 } 13248 } 13249 13250 private static final Comparator<ResolveInfo> mResolvePrioritySorter = 13251 new Comparator<ResolveInfo>() { 13252 public int compare(ResolveInfo r1, ResolveInfo r2) { 13253 int v1 = r1.priority; 13254 int v2 = r2.priority; 13255 //System.out.println("Comparing: q1=" + q1 + " q2=" + q2); 13256 if (v1 != v2) { 13257 return (v1 > v2) ? -1 : 1; 13258 } 13259 v1 = r1.preferredOrder; 13260 v2 = r2.preferredOrder; 13261 if (v1 != v2) { 13262 return (v1 > v2) ? -1 : 1; 13263 } 13264 if (r1.isDefault != r2.isDefault) { 13265 return r1.isDefault ? -1 : 1; 13266 } 13267 v1 = r1.match; 13268 v2 = r2.match; 13269 //System.out.println("Comparing: m1=" + m1 + " m2=" + m2); 13270 if (v1 != v2) { 13271 return (v1 > v2) ? -1 : 1; 13272 } 13273 if (r1.system != r2.system) { 13274 return r1.system ? -1 : 1; 13275 } 13276 if (r1.activityInfo != null) { 13277 return r1.activityInfo.packageName.compareTo(r2.activityInfo.packageName); 13278 } 13279 if (r1.serviceInfo != null) { 13280 return r1.serviceInfo.packageName.compareTo(r2.serviceInfo.packageName); 13281 } 13282 if (r1.providerInfo != null) { 13283 return r1.providerInfo.packageName.compareTo(r2.providerInfo.packageName); 13284 } 13285 return 0; 13286 } 13287 }; 13288 13289 private static final Comparator<ProviderInfo> mProviderInitOrderSorter = 13290 new Comparator<ProviderInfo>() { 13291 public int compare(ProviderInfo p1, ProviderInfo p2) { 13292 final int v1 = p1.initOrder; 13293 final int v2 = p2.initOrder; 13294 return (v1 > v2) ? -1 : ((v1 < v2) ? 1 : 0); 13295 } 13296 }; 13297 13298 @Override 13299 public void sendPackageBroadcast(final String action, final String pkg, final Bundle extras, 13300 final int flags, final String targetPkg, final IIntentReceiver finishedReceiver, 13301 final int[] userIds, int[] instantUserIds) { 13302 mHandler.post(new Runnable() { 13303 @Override 13304 public void run() { 13305 try { 13306 final IActivityManager am = ActivityManager.getService(); 13307 if (am == null) return; 13308 final int[] resolvedUserIds; 13309 if (userIds == null) { 13310 resolvedUserIds = am.getRunningUserIds(); 13311 } else { 13312 resolvedUserIds = userIds; 13313 } 13314 doSendBroadcast(am, action, pkg, extras, flags, targetPkg, finishedReceiver, 13315 resolvedUserIds, false); 13316 if (instantUserIds != null && instantUserIds != EMPTY_INT_ARRAY) { 13317 doSendBroadcast(am, action, pkg, extras, flags, targetPkg, finishedReceiver, 13318 instantUserIds, true); 13319 } 13320 } catch (RemoteException ex) { 13321 } 13322 } 13323 }); 13324 } 13325 13326 @Override 13327 public void notifyPackageAdded(String packageName) { 13328 final PackageListObserver[] observers; 13329 synchronized (mPackages) { 13330 if (mPackageListObservers.size() == 0) { 13331 return; 13332 } 13333 observers = (PackageListObserver[]) mPackageListObservers.toArray(); 13334 } 13335 for (int i = observers.length - 1; i >= 0; --i) { 13336 observers[i].onPackageAdded(packageName); 13337 } 13338 } 13339 13340 @Override 13341 public void notifyPackageRemoved(String packageName) { 13342 final PackageListObserver[] observers; 13343 synchronized (mPackages) { 13344 if (mPackageListObservers.size() == 0) { 13345 return; 13346 } 13347 observers = (PackageListObserver[]) mPackageListObservers.toArray(); 13348 } 13349 for (int i = observers.length - 1; i >= 0; --i) { 13350 observers[i].onPackageRemoved(packageName); 13351 } 13352 } 13353 13354 /** 13355 * Sends a broadcast for the given action. 13356 * <p>If {@code isInstantApp} is {@code true}, then the broadcast is protected with 13357 * the {@link android.Manifest.permission#ACCESS_INSTANT_APPS} permission. This allows 13358 * the system and applications allowed to see instant applications to receive package 13359 * lifecycle events for instant applications. 13360 */ 13361 private void doSendBroadcast(IActivityManager am, String action, String pkg, Bundle extras, 13362 int flags, String targetPkg, IIntentReceiver finishedReceiver, 13363 int[] userIds, boolean isInstantApp) 13364 throws RemoteException { 13365 for (int id : userIds) { 13366 final Intent intent = new Intent(action, 13367 pkg != null ? Uri.fromParts(PACKAGE_SCHEME, pkg, null) : null); 13368 final String[] requiredPermissions = 13369 isInstantApp ? INSTANT_APP_BROADCAST_PERMISSION : null; 13370 if (extras != null) { 13371 intent.putExtras(extras); 13372 } 13373 if (targetPkg != null) { 13374 intent.setPackage(targetPkg); 13375 } 13376 // Modify the UID when posting to other users 13377 int uid = intent.getIntExtra(Intent.EXTRA_UID, -1); 13378 if (uid > 0 && UserHandle.getUserId(uid) != id) { 13379 uid = UserHandle.getUid(id, UserHandle.getAppId(uid)); 13380 intent.putExtra(Intent.EXTRA_UID, uid); 13381 } 13382 intent.putExtra(Intent.EXTRA_USER_HANDLE, id); 13383 intent.addFlags(Intent.FLAG_RECEIVER_REGISTERED_ONLY_BEFORE_BOOT | flags); 13384 if (DEBUG_BROADCASTS) { 13385 RuntimeException here = new RuntimeException("here"); 13386 here.fillInStackTrace(); 13387 Slog.d(TAG, "Sending to user " + id + ": " 13388 + intent.toShortString(false, true, false, false) 13389 + " " + intent.getExtras(), here); 13390 } 13391 am.broadcastIntent(null, intent, null, finishedReceiver, 13392 0, null, null, requiredPermissions, android.app.AppOpsManager.OP_NONE, 13393 null, finishedReceiver != null, false, id); 13394 } 13395 } 13396 13397 /** 13398 * Check if the external storage media is available. This is true if there 13399 * is a mounted external storage medium or if the external storage is 13400 * emulated. 13401 */ 13402 private boolean isExternalMediaAvailable() { 13403 return mMediaMounted || Environment.isExternalStorageEmulated(); 13404 } 13405 13406 @Override 13407 public PackageCleanItem nextPackageToClean(PackageCleanItem lastPackage) { 13408 if (getInstantAppPackageName(Binder.getCallingUid()) != null) { 13409 return null; 13410 } 13411 if (!isExternalMediaAvailable()) { 13412 // If the external storage is no longer mounted at this point, 13413 // the caller may not have been able to delete all of this 13414 // packages files and can not delete any more. Bail. 13415 return null; 13416 } 13417 synchronized (mPackages) { 13418 final ArrayList<PackageCleanItem> pkgs = mSettings.mPackagesToBeCleaned; 13419 if (lastPackage != null) { 13420 pkgs.remove(lastPackage); 13421 } 13422 if (pkgs.size() > 0) { 13423 return pkgs.get(0); 13424 } 13425 } 13426 return null; 13427 } 13428 13429 void schedulePackageCleaning(String packageName, int userId, boolean andCode) { 13430 final Message msg = mHandler.obtainMessage(START_CLEANING_PACKAGE, 13431 userId, andCode ? 1 : 0, packageName); 13432 if (mSystemReady) { 13433 msg.sendToTarget(); 13434 } else { 13435 if (mPostSystemReadyMessages == null) { 13436 mPostSystemReadyMessages = new ArrayList<>(); 13437 } 13438 mPostSystemReadyMessages.add(msg); 13439 } 13440 } 13441 13442 void startCleaningPackages() { 13443 // reader 13444 if (!isExternalMediaAvailable()) { 13445 return; 13446 } 13447 synchronized (mPackages) { 13448 if (mSettings.mPackagesToBeCleaned.isEmpty()) { 13449 return; 13450 } 13451 } 13452 Intent intent = new Intent(PackageManager.ACTION_CLEAN_EXTERNAL_STORAGE); 13453 intent.setComponent(DEFAULT_CONTAINER_COMPONENT); 13454 IActivityManager am = ActivityManager.getService(); 13455 if (am != null) { 13456 int dcsUid = -1; 13457 synchronized (mPackages) { 13458 if (!mDefaultContainerWhitelisted) { 13459 mDefaultContainerWhitelisted = true; 13460 PackageSetting ps = mSettings.mPackages.get(DEFAULT_CONTAINER_PACKAGE); 13461 dcsUid = UserHandle.getUid(UserHandle.USER_SYSTEM, ps.appId); 13462 } 13463 } 13464 try { 13465 if (dcsUid > 0) { 13466 am.backgroundWhitelistUid(dcsUid); 13467 } 13468 am.startService(null, intent, null, false, mContext.getOpPackageName(), 13469 UserHandle.USER_SYSTEM); 13470 } catch (RemoteException e) { 13471 } 13472 } 13473 } 13474 13475 /** 13476 * Ensure that the install reason matches what we know about the package installer (e.g. whether 13477 * it is acting on behalf on an enterprise or the user). 13478 * 13479 * Note that the ordering of the conditionals in this method is important. The checks we perform 13480 * are as follows, in this order: 13481 * 13482 * 1) If the install is being performed by a system app, we can trust the app to have set the 13483 * install reason correctly. Thus, we pass through the install reason unchanged, no matter 13484 * what it is. 13485 * 2) If the install is being performed by a device or profile owner app, the install reason 13486 * should be enterprise policy. However, we cannot be sure that the device or profile owner 13487 * set the install reason correctly. If the app targets an older SDK version where install 13488 * reasons did not exist yet, or if the app author simply forgot, the install reason may be 13489 * unset or wrong. Thus, we force the install reason to be enterprise policy. 13490 * 3) In all other cases, the install is being performed by a regular app that is neither part 13491 * of the system nor a device or profile owner. We have no reason to believe that this app is 13492 * acting on behalf of the enterprise admin. Thus, we check whether the install reason was 13493 * set to enterprise policy and if so, change it to unknown instead. 13494 */ 13495 private int fixUpInstallReason(String installerPackageName, int installerUid, 13496 int installReason) { 13497 if (checkUidPermission(android.Manifest.permission.INSTALL_PACKAGES, installerUid) 13498 == PERMISSION_GRANTED) { 13499 // If the install is being performed by a system app, we trust that app to have set the 13500 // install reason correctly. 13501 return installReason; 13502 } 13503 13504 final IDevicePolicyManager dpm = IDevicePolicyManager.Stub.asInterface( 13505 ServiceManager.getService(Context.DEVICE_POLICY_SERVICE)); 13506 if (dpm != null) { 13507 ComponentName owner = null; 13508 try { 13509 owner = dpm.getDeviceOwnerComponent(true /* callingUserOnly */); 13510 if (owner == null) { 13511 owner = dpm.getProfileOwner(UserHandle.getUserId(installerUid)); 13512 } 13513 } catch (RemoteException e) { 13514 } 13515 if (owner != null && owner.getPackageName().equals(installerPackageName)) { 13516 // If the install is being performed by a device or profile owner, the install 13517 // reason should be enterprise policy. 13518 return PackageManager.INSTALL_REASON_POLICY; 13519 } 13520 } 13521 13522 if (installReason == PackageManager.INSTALL_REASON_POLICY) { 13523 // If the install is being performed by a regular app (i.e. neither system app nor 13524 // device or profile owner), we have no reason to believe that the app is acting on 13525 // behalf of an enterprise. If the app set the install reason to enterprise policy, 13526 // change it to unknown instead. 13527 return PackageManager.INSTALL_REASON_UNKNOWN; 13528 } 13529 13530 // If the install is being performed by a regular app and the install reason was set to any 13531 // value but enterprise policy, leave the install reason unchanged. 13532 return installReason; 13533 } 13534 13535 void installStage(String packageName, File stagedDir, 13536 IPackageInstallObserver2 observer, PackageInstaller.SessionParams sessionParams, 13537 String installerPackageName, int installerUid, UserHandle user, 13538 PackageParser.SigningDetails signingDetails) { 13539 if (DEBUG_INSTANT) { 13540 if ((sessionParams.installFlags & PackageManager.INSTALL_INSTANT_APP) != 0) { 13541 Slog.d(TAG, "Ephemeral install of " + packageName); 13542 } 13543 } 13544 final VerificationInfo verificationInfo = new VerificationInfo( 13545 sessionParams.originatingUri, sessionParams.referrerUri, 13546 sessionParams.originatingUid, installerUid); 13547 13548 final OriginInfo origin = OriginInfo.fromStagedFile(stagedDir); 13549 13550 final Message msg = mHandler.obtainMessage(INIT_COPY); 13551 final int installReason = fixUpInstallReason(installerPackageName, installerUid, 13552 sessionParams.installReason); 13553 final InstallParams params = new InstallParams(origin, null, observer, 13554 sessionParams.installFlags, installerPackageName, sessionParams.volumeUuid, 13555 verificationInfo, user, sessionParams.abiOverride, 13556 sessionParams.grantedRuntimePermissions, signingDetails, installReason); 13557 params.setTraceMethod("installStage").setTraceCookie(System.identityHashCode(params)); 13558 msg.obj = params; 13559 13560 Trace.asyncTraceBegin(TRACE_TAG_PACKAGE_MANAGER, "installStage", 13561 System.identityHashCode(msg.obj)); 13562 Trace.asyncTraceBegin(TRACE_TAG_PACKAGE_MANAGER, "queueInstall", 13563 System.identityHashCode(msg.obj)); 13564 13565 mHandler.sendMessage(msg); 13566 } 13567 13568 private void sendPackageAddedForUser(String packageName, PackageSetting pkgSetting, 13569 int userId) { 13570 final boolean isSystem = isSystemApp(pkgSetting) || isUpdatedSystemApp(pkgSetting); 13571 final boolean isInstantApp = pkgSetting.getInstantApp(userId); 13572 final int[] userIds = isInstantApp ? EMPTY_INT_ARRAY : new int[] { userId }; 13573 final int[] instantUserIds = isInstantApp ? new int[] { userId } : EMPTY_INT_ARRAY; 13574 sendPackageAddedForNewUsers(packageName, isSystem /*sendBootCompleted*/, 13575 false /*startReceiver*/, pkgSetting.appId, userIds, instantUserIds); 13576 13577 // Send a session commit broadcast 13578 final PackageInstaller.SessionInfo info = new PackageInstaller.SessionInfo(); 13579 info.installReason = pkgSetting.getInstallReason(userId); 13580 info.appPackageName = packageName; 13581 sendSessionCommitBroadcast(info, userId); 13582 } 13583 13584 @Override 13585 public void sendPackageAddedForNewUsers(String packageName, boolean sendBootCompleted, 13586 boolean includeStopped, int appId, int[] userIds, int[] instantUserIds) { 13587 if (ArrayUtils.isEmpty(userIds) && ArrayUtils.isEmpty(instantUserIds)) { 13588 return; 13589 } 13590 Bundle extras = new Bundle(1); 13591 // Set to UID of the first user, EXTRA_UID is automatically updated in sendPackageBroadcast 13592 final int uid = UserHandle.getUid( 13593 (ArrayUtils.isEmpty(userIds) ? instantUserIds[0] : userIds[0]), appId); 13594 extras.putInt(Intent.EXTRA_UID, uid); 13595 13596 sendPackageBroadcast(Intent.ACTION_PACKAGE_ADDED, 13597 packageName, extras, 0, null, null, userIds, instantUserIds); 13598 if (sendBootCompleted && !ArrayUtils.isEmpty(userIds)) { 13599 mHandler.post(() -> { 13600 for (int userId : userIds) { 13601 sendBootCompletedBroadcastToSystemApp( 13602 packageName, includeStopped, userId); 13603 } 13604 } 13605 ); 13606 } 13607 } 13608 13609 /** 13610 * The just-installed/enabled app is bundled on the system, so presumed to be able to run 13611 * automatically without needing an explicit launch. 13612 * Send it a LOCKED_BOOT_COMPLETED/BOOT_COMPLETED if it would ordinarily have gotten ones. 13613 */ 13614 private void sendBootCompletedBroadcastToSystemApp(String packageName, boolean includeStopped, 13615 int userId) { 13616 // If user is not running, the app didn't miss any broadcast 13617 if (!mUserManagerInternal.isUserRunning(userId)) { 13618 return; 13619 } 13620 final IActivityManager am = ActivityManager.getService(); 13621 try { 13622 // Deliver LOCKED_BOOT_COMPLETED first 13623 Intent lockedBcIntent = new Intent(Intent.ACTION_LOCKED_BOOT_COMPLETED) 13624 .setPackage(packageName); 13625 if (includeStopped) { 13626 lockedBcIntent.addFlags(Intent.FLAG_INCLUDE_STOPPED_PACKAGES); 13627 } 13628 final String[] requiredPermissions = {Manifest.permission.RECEIVE_BOOT_COMPLETED}; 13629 am.broadcastIntent(null, lockedBcIntent, null, null, 0, null, null, requiredPermissions, 13630 android.app.AppOpsManager.OP_NONE, null, false, false, userId); 13631 13632 // Deliver BOOT_COMPLETED only if user is unlocked 13633 if (mUserManagerInternal.isUserUnlockingOrUnlocked(userId)) { 13634 Intent bcIntent = new Intent(Intent.ACTION_BOOT_COMPLETED).setPackage(packageName); 13635 if (includeStopped) { 13636 bcIntent.addFlags(Intent.FLAG_INCLUDE_STOPPED_PACKAGES); 13637 } 13638 am.broadcastIntent(null, bcIntent, null, null, 0, null, null, requiredPermissions, 13639 android.app.AppOpsManager.OP_NONE, null, false, false, userId); 13640 } 13641 } catch (RemoteException e) { 13642 throw e.rethrowFromSystemServer(); 13643 } 13644 } 13645 13646 @Override 13647 public boolean setApplicationHiddenSettingAsUser(String packageName, boolean hidden, 13648 int userId) { 13649 mContext.enforceCallingOrSelfPermission(android.Manifest.permission.MANAGE_USERS, null); 13650 PackageSetting pkgSetting; 13651 final int callingUid = Binder.getCallingUid(); 13652 mPermissionManager.enforceCrossUserPermission(callingUid, userId, 13653 true /* requireFullPermission */, true /* checkShell */, 13654 "setApplicationHiddenSetting for user " + userId); 13655 13656 if (hidden && isPackageDeviceAdmin(packageName, userId)) { 13657 Slog.w(TAG, "Not hiding package " + packageName + ": has active device admin"); 13658 return false; 13659 } 13660 13661 long callingId = Binder.clearCallingIdentity(); 13662 try { 13663 boolean sendAdded = false; 13664 boolean sendRemoved = false; 13665 // writer 13666 synchronized (mPackages) { 13667 pkgSetting = mSettings.mPackages.get(packageName); 13668 if (pkgSetting == null) { 13669 return false; 13670 } 13671 if (filterAppAccessLPr(pkgSetting, callingUid, userId)) { 13672 return false; 13673 } 13674 // Do not allow "android" is being disabled 13675 if ("android".equals(packageName)) { 13676 Slog.w(TAG, "Cannot hide package: android"); 13677 return false; 13678 } 13679 // Cannot hide static shared libs as they are considered 13680 // a part of the using app (emulating static linking). Also 13681 // static libs are installed always on internal storage. 13682 PackageParser.Package pkg = mPackages.get(packageName); 13683 if (pkg != null && pkg.staticSharedLibName != null) { 13684 Slog.w(TAG, "Cannot hide package: " + packageName 13685 + " providing static shared library: " 13686 + pkg.staticSharedLibName); 13687 return false; 13688 } 13689 // Only allow protected packages to hide themselves. 13690 if (hidden && !UserHandle.isSameApp(callingUid, pkgSetting.appId) 13691 && mProtectedPackages.isPackageStateProtected(userId, packageName)) { 13692 Slog.w(TAG, "Not hiding protected package: " + packageName); 13693 return false; 13694 } 13695 13696 if (pkgSetting.getHidden(userId) != hidden) { 13697 pkgSetting.setHidden(hidden, userId); 13698 mSettings.writePackageRestrictionsLPr(userId); 13699 if (hidden) { 13700 sendRemoved = true; 13701 } else { 13702 sendAdded = true; 13703 } 13704 } 13705 } 13706 if (sendAdded) { 13707 sendPackageAddedForUser(packageName, pkgSetting, userId); 13708 return true; 13709 } 13710 if (sendRemoved) { 13711 killApplication(packageName, UserHandle.getUid(userId, pkgSetting.appId), 13712 "hiding pkg"); 13713 sendApplicationHiddenForUser(packageName, pkgSetting, userId); 13714 return true; 13715 } 13716 } finally { 13717 Binder.restoreCallingIdentity(callingId); 13718 } 13719 return false; 13720 } 13721 13722 private void sendApplicationHiddenForUser(String packageName, PackageSetting pkgSetting, 13723 int userId) { 13724 final PackageRemovedInfo info = new PackageRemovedInfo(this); 13725 info.removedPackage = packageName; 13726 info.installerPackageName = pkgSetting.installerPackageName; 13727 info.removedUsers = new int[] {userId}; 13728 info.broadcastUsers = new int[] {userId}; 13729 info.uid = UserHandle.getUid(userId, pkgSetting.appId); 13730 info.sendPackageRemovedBroadcasts(true /*killApp*/); 13731 } 13732 13733 private void sendPackagesSuspendedForUser(String[] pkgList, int userId, boolean suspended) { 13734 if (pkgList.length > 0) { 13735 Bundle extras = new Bundle(1); 13736 extras.putStringArray(Intent.EXTRA_CHANGED_PACKAGE_LIST, pkgList); 13737 13738 sendPackageBroadcast( 13739 suspended ? Intent.ACTION_PACKAGES_SUSPENDED 13740 : Intent.ACTION_PACKAGES_UNSUSPENDED, 13741 null, extras, Intent.FLAG_RECEIVER_REGISTERED_ONLY, null, null, 13742 new int[] {userId}, null); 13743 } 13744 } 13745 13746 /** 13747 * Returns true if application is not found or there was an error. Otherwise it returns 13748 * the hidden state of the package for the given user. 13749 */ 13750 @Override 13751 public boolean getApplicationHiddenSettingAsUser(String packageName, int userId) { 13752 mContext.enforceCallingOrSelfPermission(android.Manifest.permission.MANAGE_USERS, null); 13753 final int callingUid = Binder.getCallingUid(); 13754 mPermissionManager.enforceCrossUserPermission(callingUid, userId, 13755 true /* requireFullPermission */, false /* checkShell */, 13756 "getApplicationHidden for user " + userId); 13757 PackageSetting ps; 13758 long callingId = Binder.clearCallingIdentity(); 13759 try { 13760 // writer 13761 synchronized (mPackages) { 13762 ps = mSettings.mPackages.get(packageName); 13763 if (ps == null) { 13764 return true; 13765 } 13766 if (filterAppAccessLPr(ps, callingUid, userId)) { 13767 return true; 13768 } 13769 return ps.getHidden(userId); 13770 } 13771 } finally { 13772 Binder.restoreCallingIdentity(callingId); 13773 } 13774 } 13775 13776 /** 13777 * @hide 13778 */ 13779 @Override 13780 public int installExistingPackageAsUser(String packageName, int userId, int installFlags, 13781 int installReason) { 13782 mContext.enforceCallingOrSelfPermission(android.Manifest.permission.INSTALL_PACKAGES, 13783 null); 13784 PackageSetting pkgSetting; 13785 final int callingUid = Binder.getCallingUid(); 13786 mPermissionManager.enforceCrossUserPermission(callingUid, userId, 13787 true /* requireFullPermission */, true /* checkShell */, 13788 "installExistingPackage for user " + userId); 13789 if (isUserRestricted(userId, UserManager.DISALLOW_INSTALL_APPS)) { 13790 return PackageManager.INSTALL_FAILED_USER_RESTRICTED; 13791 } 13792 13793 long callingId = Binder.clearCallingIdentity(); 13794 try { 13795 boolean installed = false; 13796 final boolean instantApp = 13797 (installFlags & PackageManager.INSTALL_INSTANT_APP) != 0; 13798 final boolean fullApp = 13799 (installFlags & PackageManager.INSTALL_FULL_APP) != 0; 13800 13801 // writer 13802 synchronized (mPackages) { 13803 pkgSetting = mSettings.mPackages.get(packageName); 13804 if (pkgSetting == null) { 13805 return PackageManager.INSTALL_FAILED_INVALID_URI; 13806 } 13807 if (!canViewInstantApps(callingUid, UserHandle.getUserId(callingUid))) { 13808 // only allow the existing package to be used if it's installed as a full 13809 // application for at least one user 13810 boolean installAllowed = false; 13811 for (int checkUserId : sUserManager.getUserIds()) { 13812 installAllowed = !pkgSetting.getInstantApp(checkUserId); 13813 if (installAllowed) { 13814 break; 13815 } 13816 } 13817 if (!installAllowed) { 13818 return PackageManager.INSTALL_FAILED_INVALID_URI; 13819 } 13820 } 13821 if (!pkgSetting.getInstalled(userId)) { 13822 pkgSetting.setInstalled(true, userId); 13823 pkgSetting.setHidden(false, userId); 13824 pkgSetting.setInstallReason(installReason, userId); 13825 mSettings.writePackageRestrictionsLPr(userId); 13826 mSettings.writeKernelMappingLPr(pkgSetting); 13827 installed = true; 13828 } else if (fullApp && pkgSetting.getInstantApp(userId)) { 13829 // upgrade app from instant to full; we don't allow app downgrade 13830 installed = true; 13831 } 13832 setInstantAppForUser(pkgSetting, userId, instantApp, fullApp); 13833 } 13834 13835 if (installed) { 13836 if (pkgSetting.pkg != null) { 13837 synchronized (mInstallLock) { 13838 // We don't need to freeze for a brand new install 13839 prepareAppDataAfterInstallLIF(pkgSetting.pkg); 13840 } 13841 } 13842 sendPackageAddedForUser(packageName, pkgSetting, userId); 13843 synchronized (mPackages) { 13844 updateSequenceNumberLP(pkgSetting, new int[]{ userId }); 13845 } 13846 } 13847 } finally { 13848 Binder.restoreCallingIdentity(callingId); 13849 } 13850 13851 return PackageManager.INSTALL_SUCCEEDED; 13852 } 13853 13854 void setInstantAppForUser(PackageSetting pkgSetting, int userId, 13855 boolean instantApp, boolean fullApp) { 13856 // no state specified; do nothing 13857 if (!instantApp && !fullApp) { 13858 return; 13859 } 13860 if (userId != UserHandle.USER_ALL) { 13861 if (instantApp && !pkgSetting.getInstantApp(userId)) { 13862 pkgSetting.setInstantApp(true /*instantApp*/, userId); 13863 } else if (fullApp && pkgSetting.getInstantApp(userId)) { 13864 pkgSetting.setInstantApp(false /*instantApp*/, userId); 13865 } 13866 } else { 13867 for (int currentUserId : sUserManager.getUserIds()) { 13868 if (instantApp && !pkgSetting.getInstantApp(currentUserId)) { 13869 pkgSetting.setInstantApp(true /*instantApp*/, currentUserId); 13870 } else if (fullApp && pkgSetting.getInstantApp(currentUserId)) { 13871 pkgSetting.setInstantApp(false /*instantApp*/, currentUserId); 13872 } 13873 } 13874 } 13875 } 13876 13877 boolean isUserRestricted(int userId, String restrictionKey) { 13878 Bundle restrictions = sUserManager.getUserRestrictions(userId); 13879 if (restrictions.getBoolean(restrictionKey, false)) { 13880 Log.w(TAG, "User is restricted: " + restrictionKey); 13881 return true; 13882 } 13883 return false; 13884 } 13885 13886 @Override 13887 public String[] setPackagesSuspendedAsUser(String[] packageNames, boolean suspended, 13888 int userId) { 13889 mContext.enforceCallingOrSelfPermission(android.Manifest.permission.MANAGE_USERS, null); 13890 final int callingUid = Binder.getCallingUid(); 13891 mPermissionManager.enforceCrossUserPermission(callingUid, userId, 13892 true /* requireFullPermission */, true /* checkShell */, 13893 "setPackagesSuspended for user " + userId); 13894 13895 if (ArrayUtils.isEmpty(packageNames)) { 13896 return packageNames; 13897 } 13898 13899 // List of package names for whom the suspended state has changed. 13900 List<String> changedPackages = new ArrayList<>(packageNames.length); 13901 // List of package names for whom the suspended state is not set as requested in this 13902 // method. 13903 List<String> unactionedPackages = new ArrayList<>(packageNames.length); 13904 long callingId = Binder.clearCallingIdentity(); 13905 try { 13906 for (int i = 0; i < packageNames.length; i++) { 13907 String packageName = packageNames[i]; 13908 boolean changed = false; 13909 final int appId; 13910 synchronized (mPackages) { 13911 final PackageSetting pkgSetting = mSettings.mPackages.get(packageName); 13912 if (pkgSetting == null 13913 || filterAppAccessLPr(pkgSetting, callingUid, userId)) { 13914 Slog.w(TAG, "Could not find package setting for package \"" + packageName 13915 + "\". Skipping suspending/un-suspending."); 13916 unactionedPackages.add(packageName); 13917 continue; 13918 } 13919 appId = pkgSetting.appId; 13920 if (pkgSetting.getSuspended(userId) != suspended) { 13921 if (!canSuspendPackageForUserLocked(packageName, userId)) { 13922 unactionedPackages.add(packageName); 13923 continue; 13924 } 13925 pkgSetting.setSuspended(suspended, userId); 13926 mSettings.writePackageRestrictionsLPr(userId); 13927 changed = true; 13928 changedPackages.add(packageName); 13929 } 13930 } 13931 13932 if (changed && suspended) { 13933 killApplication(packageName, UserHandle.getUid(userId, appId), 13934 "suspending package"); 13935 } 13936 } 13937 } finally { 13938 Binder.restoreCallingIdentity(callingId); 13939 } 13940 13941 if (!changedPackages.isEmpty()) { 13942 sendPackagesSuspendedForUser(changedPackages.toArray( 13943 new String[changedPackages.size()]), userId, suspended); 13944 } 13945 13946 return unactionedPackages.toArray(new String[unactionedPackages.size()]); 13947 } 13948 13949 @Override 13950 public boolean isPackageSuspendedForUser(String packageName, int userId) { 13951 final int callingUid = Binder.getCallingUid(); 13952 mPermissionManager.enforceCrossUserPermission(callingUid, userId, 13953 true /* requireFullPermission */, false /* checkShell */, 13954 "isPackageSuspendedForUser for user " + userId); 13955 synchronized (mPackages) { 13956 final PackageSetting ps = mSettings.mPackages.get(packageName); 13957 if (ps == null || filterAppAccessLPr(ps, callingUid, userId)) { 13958 throw new IllegalArgumentException("Unknown target package: " + packageName); 13959 } 13960 return ps.getSuspended(userId); 13961 } 13962 } 13963 13964 @GuardedBy("mPackages") 13965 private boolean canSuspendPackageForUserLocked(String packageName, int userId) { 13966 if (isPackageDeviceAdmin(packageName, userId)) { 13967 Slog.w(TAG, "Cannot suspend/un-suspend package \"" + packageName 13968 + "\": has an active device admin"); 13969 return false; 13970 } 13971 13972 String activeLauncherPackageName = getActiveLauncherPackageName(userId); 13973 if (packageName.equals(activeLauncherPackageName)) { 13974 Slog.w(TAG, "Cannot suspend/un-suspend package \"" + packageName 13975 + "\": contains the active launcher"); 13976 return false; 13977 } 13978 13979 if (packageName.equals(mRequiredInstallerPackage)) { 13980 Slog.w(TAG, "Cannot suspend/un-suspend package \"" + packageName 13981 + "\": required for package installation"); 13982 return false; 13983 } 13984 13985 if (packageName.equals(mRequiredUninstallerPackage)) { 13986 Slog.w(TAG, "Cannot suspend/un-suspend package \"" + packageName 13987 + "\": required for package uninstallation"); 13988 return false; 13989 } 13990 13991 if (packageName.equals(mRequiredVerifierPackage)) { 13992 Slog.w(TAG, "Cannot suspend/un-suspend package \"" + packageName 13993 + "\": required for package verification"); 13994 return false; 13995 } 13996 13997 if (packageName.equals(getDefaultDialerPackageName(userId))) { 13998 Slog.w(TAG, "Cannot suspend/un-suspend package \"" + packageName 13999 + "\": is the default dialer"); 14000 return false; 14001 } 14002 14003 if (mProtectedPackages.isPackageStateProtected(userId, packageName)) { 14004 Slog.w(TAG, "Cannot suspend/un-suspend package \"" + packageName 14005 + "\": protected package"); 14006 return false; 14007 } 14008 14009 // Cannot suspend static shared libs as they are considered 14010 // a part of the using app (emulating static linking). Also 14011 // static libs are installed always on internal storage. 14012 PackageParser.Package pkg = mPackages.get(packageName); 14013 if (pkg != null && pkg.applicationInfo.isStaticSharedLibrary()) { 14014 Slog.w(TAG, "Cannot suspend package: " + packageName 14015 + " providing static shared library: " 14016 + pkg.staticSharedLibName); 14017 return false; 14018 } 14019 14020 return true; 14021 } 14022 14023 private String getActiveLauncherPackageName(int userId) { 14024 Intent intent = new Intent(Intent.ACTION_MAIN); 14025 intent.addCategory(Intent.CATEGORY_HOME); 14026 ResolveInfo resolveInfo = resolveIntent( 14027 intent, 14028 intent.resolveTypeIfNeeded(mContext.getContentResolver()), 14029 PackageManager.MATCH_DEFAULT_ONLY, 14030 userId); 14031 14032 return resolveInfo == null ? null : resolveInfo.activityInfo.packageName; 14033 } 14034 14035 private String getDefaultDialerPackageName(int userId) { 14036 synchronized (mPackages) { 14037 return mSettings.getDefaultDialerPackageNameLPw(userId); 14038 } 14039 } 14040 14041 @Override 14042 public void verifyPendingInstall(int id, int verificationCode) throws RemoteException { 14043 mContext.enforceCallingOrSelfPermission( 14044 android.Manifest.permission.PACKAGE_VERIFICATION_AGENT, 14045 "Only package verification agents can verify applications"); 14046 14047 final Message msg = mHandler.obtainMessage(PACKAGE_VERIFIED); 14048 final PackageVerificationResponse response = new PackageVerificationResponse( 14049 verificationCode, Binder.getCallingUid()); 14050 msg.arg1 = id; 14051 msg.obj = response; 14052 mHandler.sendMessage(msg); 14053 } 14054 14055 @Override 14056 public void extendVerificationTimeout(int id, int verificationCodeAtTimeout, 14057 long millisecondsToDelay) { 14058 mContext.enforceCallingOrSelfPermission( 14059 android.Manifest.permission.PACKAGE_VERIFICATION_AGENT, 14060 "Only package verification agents can extend verification timeouts"); 14061 14062 final PackageVerificationState state = mPendingVerification.get(id); 14063 final PackageVerificationResponse response = new PackageVerificationResponse( 14064 verificationCodeAtTimeout, Binder.getCallingUid()); 14065 14066 if (millisecondsToDelay > PackageManager.MAXIMUM_VERIFICATION_TIMEOUT) { 14067 millisecondsToDelay = PackageManager.MAXIMUM_VERIFICATION_TIMEOUT; 14068 } 14069 if (millisecondsToDelay < 0) { 14070 millisecondsToDelay = 0; 14071 } 14072 if ((verificationCodeAtTimeout != PackageManager.VERIFICATION_ALLOW) 14073 && (verificationCodeAtTimeout != PackageManager.VERIFICATION_REJECT)) { 14074 verificationCodeAtTimeout = PackageManager.VERIFICATION_REJECT; 14075 } 14076 14077 if ((state != null) && !state.timeoutExtended()) { 14078 state.extendTimeout(); 14079 14080 final Message msg = mHandler.obtainMessage(PACKAGE_VERIFIED); 14081 msg.arg1 = id; 14082 msg.obj = response; 14083 mHandler.sendMessageDelayed(msg, millisecondsToDelay); 14084 } 14085 } 14086 14087 private void broadcastPackageVerified(int verificationId, Uri packageUri, 14088 int verificationCode, UserHandle user) { 14089 final Intent intent = new Intent(Intent.ACTION_PACKAGE_VERIFIED); 14090 intent.setDataAndType(packageUri, PACKAGE_MIME_TYPE); 14091 intent.addFlags(Intent.FLAG_GRANT_READ_URI_PERMISSION); 14092 intent.putExtra(PackageManager.EXTRA_VERIFICATION_ID, verificationId); 14093 intent.putExtra(PackageManager.EXTRA_VERIFICATION_RESULT, verificationCode); 14094 14095 mContext.sendBroadcastAsUser(intent, user, 14096 android.Manifest.permission.PACKAGE_VERIFICATION_AGENT); 14097 } 14098 14099 private ComponentName matchComponentForVerifier(String packageName, 14100 List<ResolveInfo> receivers) { 14101 ActivityInfo targetReceiver = null; 14102 14103 final int NR = receivers.size(); 14104 for (int i = 0; i < NR; i++) { 14105 final ResolveInfo info = receivers.get(i); 14106 if (info.activityInfo == null) { 14107 continue; 14108 } 14109 14110 if (packageName.equals(info.activityInfo.packageName)) { 14111 targetReceiver = info.activityInfo; 14112 break; 14113 } 14114 } 14115 14116 if (targetReceiver == null) { 14117 return null; 14118 } 14119 14120 return new ComponentName(targetReceiver.packageName, targetReceiver.name); 14121 } 14122 14123 private List<ComponentName> matchVerifiers(PackageInfoLite pkgInfo, 14124 List<ResolveInfo> receivers, final PackageVerificationState verificationState) { 14125 if (pkgInfo.verifiers.length == 0) { 14126 return null; 14127 } 14128 14129 final int N = pkgInfo.verifiers.length; 14130 final List<ComponentName> sufficientVerifiers = new ArrayList<ComponentName>(N + 1); 14131 for (int i = 0; i < N; i++) { 14132 final VerifierInfo verifierInfo = pkgInfo.verifiers[i]; 14133 14134 final ComponentName comp = matchComponentForVerifier(verifierInfo.packageName, 14135 receivers); 14136 if (comp == null) { 14137 continue; 14138 } 14139 14140 final int verifierUid = getUidForVerifier(verifierInfo); 14141 if (verifierUid == -1) { 14142 continue; 14143 } 14144 14145 if (DEBUG_VERIFY) { 14146 Slog.d(TAG, "Added sufficient verifier " + verifierInfo.packageName 14147 + " with the correct signature"); 14148 } 14149 sufficientVerifiers.add(comp); 14150 verificationState.addSufficientVerifier(verifierUid); 14151 } 14152 14153 return sufficientVerifiers; 14154 } 14155 14156 private int getUidForVerifier(VerifierInfo verifierInfo) { 14157 synchronized (mPackages) { 14158 final PackageParser.Package pkg = mPackages.get(verifierInfo.packageName); 14159 if (pkg == null) { 14160 return -1; 14161 } else if (pkg.mSigningDetails.signatures.length != 1) { 14162 Slog.i(TAG, "Verifier package " + verifierInfo.packageName 14163 + " has more than one signature; ignoring"); 14164 return -1; 14165 } 14166 14167 /* 14168 * If the public key of the package's signature does not match 14169 * our expected public key, then this is a different package and 14170 * we should skip. 14171 */ 14172 14173 final byte[] expectedPublicKey; 14174 try { 14175 final Signature verifierSig = pkg.mSigningDetails.signatures[0]; 14176 final PublicKey publicKey = verifierSig.getPublicKey(); 14177 expectedPublicKey = publicKey.getEncoded(); 14178 } catch (CertificateException e) { 14179 return -1; 14180 } 14181 14182 final byte[] actualPublicKey = verifierInfo.publicKey.getEncoded(); 14183 14184 if (!Arrays.equals(actualPublicKey, expectedPublicKey)) { 14185 Slog.i(TAG, "Verifier package " + verifierInfo.packageName 14186 + " does not have the expected public key; ignoring"); 14187 return -1; 14188 } 14189 14190 return pkg.applicationInfo.uid; 14191 } 14192 } 14193 14194 @Override 14195 public void finishPackageInstall(int token, boolean didLaunch) { 14196 enforceSystemOrRoot("Only the system is allowed to finish installs"); 14197 14198 if (DEBUG_INSTALL) { 14199 Slog.v(TAG, "BM finishing package install for " + token); 14200 } 14201 Trace.asyncTraceEnd(TRACE_TAG_PACKAGE_MANAGER, "restore", token); 14202 14203 final Message msg = mHandler.obtainMessage(POST_INSTALL, token, didLaunch ? 1 : 0); 14204 mHandler.sendMessage(msg); 14205 } 14206 14207 /** 14208 * Get the verification agent timeout. Used for both the APK verifier and the 14209 * intent filter verifier. 14210 * 14211 * @return verification timeout in milliseconds 14212 */ 14213 private long getVerificationTimeout() { 14214 return android.provider.Settings.Global.getLong(mContext.getContentResolver(), 14215 android.provider.Settings.Global.PACKAGE_VERIFIER_TIMEOUT, 14216 DEFAULT_VERIFICATION_TIMEOUT); 14217 } 14218 14219 /** 14220 * Get the default verification agent response code. 14221 * 14222 * @return default verification response code 14223 */ 14224 private int getDefaultVerificationResponse(UserHandle user) { 14225 if (sUserManager.hasUserRestriction(UserManager.ENSURE_VERIFY_APPS, user.getIdentifier())) { 14226 return PackageManager.VERIFICATION_REJECT; 14227 } 14228 return android.provider.Settings.Global.getInt(mContext.getContentResolver(), 14229 android.provider.Settings.Global.PACKAGE_VERIFIER_DEFAULT_RESPONSE, 14230 DEFAULT_VERIFICATION_RESPONSE); 14231 } 14232 14233 /** 14234 * Check whether or not package verification has been enabled. 14235 * 14236 * @return true if verification should be performed 14237 */ 14238 private boolean isVerificationEnabled(int userId, int installFlags, int installerUid) { 14239 if (!DEFAULT_VERIFY_ENABLE) { 14240 return false; 14241 } 14242 14243 boolean ensureVerifyAppsEnabled = isUserRestricted(userId, UserManager.ENSURE_VERIFY_APPS); 14244 14245 // Check if installing from ADB 14246 if ((installFlags & PackageManager.INSTALL_FROM_ADB) != 0) { 14247 // Do not run verification in a test harness environment 14248 if (ActivityManager.isRunningInTestHarness()) { 14249 return false; 14250 } 14251 if (ensureVerifyAppsEnabled) { 14252 return true; 14253 } 14254 // Check if the developer does not want package verification for ADB installs 14255 if (android.provider.Settings.Global.getInt(mContext.getContentResolver(), 14256 android.provider.Settings.Global.PACKAGE_VERIFIER_INCLUDE_ADB, 1) == 0) { 14257 return false; 14258 } 14259 } else { 14260 // only when not installed from ADB, skip verification for instant apps when 14261 // the installer and verifier are the same. 14262 if ((installFlags & PackageManager.INSTALL_INSTANT_APP) != 0) { 14263 if (mInstantAppInstallerActivity != null 14264 && mInstantAppInstallerActivity.packageName.equals( 14265 mRequiredVerifierPackage)) { 14266 try { 14267 mContext.getSystemService(AppOpsManager.class) 14268 .checkPackage(installerUid, mRequiredVerifierPackage); 14269 if (DEBUG_VERIFY) { 14270 Slog.i(TAG, "disable verification for instant app"); 14271 } 14272 return false; 14273 } catch (SecurityException ignore) { } 14274 } 14275 } 14276 } 14277 14278 if (ensureVerifyAppsEnabled) { 14279 return true; 14280 } 14281 14282 return android.provider.Settings.Global.getInt(mContext.getContentResolver(), 14283 android.provider.Settings.Global.PACKAGE_VERIFIER_ENABLE, 1) == 1; 14284 } 14285 14286 @Override 14287 public void verifyIntentFilter(int id, int verificationCode, List<String> failedDomains) 14288 throws RemoteException { 14289 mContext.enforceCallingOrSelfPermission( 14290 Manifest.permission.INTENT_FILTER_VERIFICATION_AGENT, 14291 "Only intentfilter verification agents can verify applications"); 14292 14293 final Message msg = mHandler.obtainMessage(INTENT_FILTER_VERIFIED); 14294 final IntentFilterVerificationResponse response = new IntentFilterVerificationResponse( 14295 Binder.getCallingUid(), verificationCode, failedDomains); 14296 msg.arg1 = id; 14297 msg.obj = response; 14298 mHandler.sendMessage(msg); 14299 } 14300 14301 @Override 14302 public int getIntentVerificationStatus(String packageName, int userId) { 14303 final int callingUid = Binder.getCallingUid(); 14304 if (UserHandle.getUserId(callingUid) != userId) { 14305 mContext.enforceCallingOrSelfPermission( 14306 android.Manifest.permission.INTERACT_ACROSS_USERS_FULL, 14307 "getIntentVerificationStatus" + userId); 14308 } 14309 if (getInstantAppPackageName(callingUid) != null) { 14310 return INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_UNDEFINED; 14311 } 14312 synchronized (mPackages) { 14313 final PackageSetting ps = mSettings.mPackages.get(packageName); 14314 if (ps == null 14315 || filterAppAccessLPr(ps, callingUid, UserHandle.getUserId(callingUid))) { 14316 return INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_UNDEFINED; 14317 } 14318 return mSettings.getIntentFilterVerificationStatusLPr(packageName, userId); 14319 } 14320 } 14321 14322 @Override 14323 public boolean updateIntentVerificationStatus(String packageName, int status, int userId) { 14324 mContext.enforceCallingOrSelfPermission( 14325 android.Manifest.permission.SET_PREFERRED_APPLICATIONS, null); 14326 14327 boolean result = false; 14328 synchronized (mPackages) { 14329 final PackageSetting ps = mSettings.mPackages.get(packageName); 14330 if (filterAppAccessLPr(ps, Binder.getCallingUid(), UserHandle.getCallingUserId())) { 14331 return false; 14332 } 14333 result = mSettings.updateIntentFilterVerificationStatusLPw(packageName, status, userId); 14334 } 14335 if (result) { 14336 scheduleWritePackageRestrictionsLocked(userId); 14337 } 14338 return result; 14339 } 14340 14341 @Override 14342 public @NonNull ParceledListSlice<IntentFilterVerificationInfo> getIntentFilterVerifications( 14343 String packageName) { 14344 final int callingUid = Binder.getCallingUid(); 14345 if (getInstantAppPackageName(callingUid) != null) { 14346 return ParceledListSlice.emptyList(); 14347 } 14348 synchronized (mPackages) { 14349 final PackageSetting ps = mSettings.mPackages.get(packageName); 14350 if (filterAppAccessLPr(ps, callingUid, UserHandle.getUserId(callingUid))) { 14351 return ParceledListSlice.emptyList(); 14352 } 14353 return new ParceledListSlice<>(mSettings.getIntentFilterVerificationsLPr(packageName)); 14354 } 14355 } 14356 14357 @Override 14358 public @NonNull ParceledListSlice<IntentFilter> getAllIntentFilters(String packageName) { 14359 if (TextUtils.isEmpty(packageName)) { 14360 return ParceledListSlice.emptyList(); 14361 } 14362 final int callingUid = Binder.getCallingUid(); 14363 final int callingUserId = UserHandle.getUserId(callingUid); 14364 synchronized (mPackages) { 14365 PackageParser.Package pkg = mPackages.get(packageName); 14366 if (pkg == null || pkg.activities == null) { 14367 return ParceledListSlice.emptyList(); 14368 } 14369 if (pkg.mExtras == null) { 14370 return ParceledListSlice.emptyList(); 14371 } 14372 final PackageSetting ps = (PackageSetting) pkg.mExtras; 14373 if (filterAppAccessLPr(ps, callingUid, callingUserId)) { 14374 return ParceledListSlice.emptyList(); 14375 } 14376 final int count = pkg.activities.size(); 14377 ArrayList<IntentFilter> result = new ArrayList<>(); 14378 for (int n=0; n<count; n++) { 14379 PackageParser.Activity activity = pkg.activities.get(n); 14380 if (activity.intents != null && activity.intents.size() > 0) { 14381 result.addAll(activity.intents); 14382 } 14383 } 14384 return new ParceledListSlice<>(result); 14385 } 14386 } 14387 14388 @Override 14389 public boolean setDefaultBrowserPackageName(String packageName, int userId) { 14390 mContext.enforceCallingOrSelfPermission( 14391 android.Manifest.permission.SET_PREFERRED_APPLICATIONS, null); 14392 if (UserHandle.getCallingUserId() != userId) { 14393 mContext.enforceCallingOrSelfPermission( 14394 android.Manifest.permission.INTERACT_ACROSS_USERS_FULL, null); 14395 } 14396 14397 synchronized (mPackages) { 14398 boolean result = mSettings.setDefaultBrowserPackageNameLPw(packageName, userId); 14399 if (packageName != null) { 14400 mDefaultPermissionPolicy.grantDefaultPermissionsToDefaultBrowser( 14401 packageName, userId); 14402 } 14403 return result; 14404 } 14405 } 14406 14407 @Override 14408 public String getDefaultBrowserPackageName(int userId) { 14409 if (UserHandle.getCallingUserId() != userId) { 14410 mContext.enforceCallingOrSelfPermission( 14411 android.Manifest.permission.INTERACT_ACROSS_USERS_FULL, null); 14412 } 14413 if (getInstantAppPackageName(Binder.getCallingUid()) != null) { 14414 return null; 14415 } 14416 synchronized (mPackages) { 14417 return mSettings.getDefaultBrowserPackageNameLPw(userId); 14418 } 14419 } 14420 14421 /** 14422 * Get the "allow unknown sources" setting. 14423 * 14424 * @return the current "allow unknown sources" setting 14425 */ 14426 private int getUnknownSourcesSettings() { 14427 return android.provider.Settings.Secure.getInt(mContext.getContentResolver(), 14428 android.provider.Settings.Secure.INSTALL_NON_MARKET_APPS, 14429 -1); 14430 } 14431 14432 @Override 14433 public void setInstallerPackageName(String targetPackage, String installerPackageName) { 14434 final int callingUid = Binder.getCallingUid(); 14435 if (getInstantAppPackageName(callingUid) != null) { 14436 return; 14437 } 14438 // writer 14439 synchronized (mPackages) { 14440 PackageSetting targetPackageSetting = mSettings.mPackages.get(targetPackage); 14441 if (targetPackageSetting == null 14442 || filterAppAccessLPr( 14443 targetPackageSetting, callingUid, UserHandle.getUserId(callingUid))) { 14444 throw new IllegalArgumentException("Unknown target package: " + targetPackage); 14445 } 14446 14447 PackageSetting installerPackageSetting; 14448 if (installerPackageName != null) { 14449 installerPackageSetting = mSettings.mPackages.get(installerPackageName); 14450 if (installerPackageSetting == null) { 14451 throw new IllegalArgumentException("Unknown installer package: " 14452 + installerPackageName); 14453 } 14454 } else { 14455 installerPackageSetting = null; 14456 } 14457 14458 Signature[] callerSignature; 14459 Object obj = mSettings.getUserIdLPr(callingUid); 14460 if (obj != null) { 14461 if (obj instanceof SharedUserSetting) { 14462 callerSignature = 14463 ((SharedUserSetting)obj).signatures.mSigningDetails.signatures; 14464 } else if (obj instanceof PackageSetting) { 14465 callerSignature = ((PackageSetting)obj).signatures.mSigningDetails.signatures; 14466 } else { 14467 throw new SecurityException("Bad object " + obj + " for uid " + callingUid); 14468 } 14469 } else { 14470 throw new SecurityException("Unknown calling UID: " + callingUid); 14471 } 14472 14473 // Verify: can't set installerPackageName to a package that is 14474 // not signed with the same cert as the caller. 14475 if (installerPackageSetting != null) { 14476 if (compareSignatures(callerSignature, 14477 installerPackageSetting.signatures.mSigningDetails.signatures) 14478 != PackageManager.SIGNATURE_MATCH) { 14479 throw new SecurityException( 14480 "Caller does not have same cert as new installer package " 14481 + installerPackageName); 14482 } 14483 } 14484 14485 // Verify: if target already has an installer package, it must 14486 // be signed with the same cert as the caller. 14487 if (targetPackageSetting.installerPackageName != null) { 14488 PackageSetting setting = mSettings.mPackages.get( 14489 targetPackageSetting.installerPackageName); 14490 // If the currently set package isn't valid, then it's always 14491 // okay to change it. 14492 if (setting != null) { 14493 if (compareSignatures(callerSignature, 14494 setting.signatures.mSigningDetails.signatures) 14495 != PackageManager.SIGNATURE_MATCH) { 14496 throw new SecurityException( 14497 "Caller does not have same cert as old installer package " 14498 + targetPackageSetting.installerPackageName); 14499 } 14500 } 14501 } 14502 14503 // Okay! 14504 targetPackageSetting.installerPackageName = installerPackageName; 14505 if (installerPackageName != null) { 14506 mSettings.mInstallerPackages.add(installerPackageName); 14507 } 14508 scheduleWriteSettingsLocked(); 14509 } 14510 } 14511 14512 @Override 14513 public void setApplicationCategoryHint(String packageName, int categoryHint, 14514 String callerPackageName) { 14515 if (getInstantAppPackageName(Binder.getCallingUid()) != null) { 14516 throw new SecurityException("Instant applications don't have access to this method"); 14517 } 14518 mContext.getSystemService(AppOpsManager.class).checkPackage(Binder.getCallingUid(), 14519 callerPackageName); 14520 synchronized (mPackages) { 14521 PackageSetting ps = mSettings.mPackages.get(packageName); 14522 if (ps == null) { 14523 throw new IllegalArgumentException("Unknown target package " + packageName); 14524 } 14525 if (filterAppAccessLPr(ps, Binder.getCallingUid(), UserHandle.getCallingUserId())) { 14526 throw new IllegalArgumentException("Unknown target package " + packageName); 14527 } 14528 if (!Objects.equals(callerPackageName, ps.installerPackageName)) { 14529 throw new IllegalArgumentException("Calling package " + callerPackageName 14530 + " is not installer for " + packageName); 14531 } 14532 14533 if (ps.categoryHint != categoryHint) { 14534 ps.categoryHint = categoryHint; 14535 scheduleWriteSettingsLocked(); 14536 } 14537 } 14538 } 14539 14540 private void processPendingInstall(final InstallArgs args, final int currentStatus) { 14541 // Queue up an async operation since the package installation may take a little while. 14542 mHandler.post(new Runnable() { 14543 public void run() { 14544 mHandler.removeCallbacks(this); 14545 // Result object to be returned 14546 PackageInstalledInfo res = new PackageInstalledInfo(); 14547 res.setReturnCode(currentStatus); 14548 res.uid = -1; 14549 res.pkg = null; 14550 res.removedInfo = null; 14551 if (res.returnCode == PackageManager.INSTALL_SUCCEEDED) { 14552 args.doPreInstall(res.returnCode); 14553 synchronized (mInstallLock) { 14554 installPackageTracedLI(args, res); 14555 } 14556 args.doPostInstall(res.returnCode, res.uid); 14557 } 14558 14559 // A restore should be performed at this point if (a) the install 14560 // succeeded, (b) the operation is not an update, and (c) the new 14561 // package has not opted out of backup participation. 14562 final boolean update = res.removedInfo != null 14563 && res.removedInfo.removedPackage != null; 14564 final int flags = (res.pkg == null) ? 0 : res.pkg.applicationInfo.flags; 14565 boolean doRestore = !update 14566 && ((flags & ApplicationInfo.FLAG_ALLOW_BACKUP) != 0); 14567 14568 // Set up the post-install work request bookkeeping. This will be used 14569 // and cleaned up by the post-install event handling regardless of whether 14570 // there's a restore pass performed. Token values are >= 1. 14571 int token; 14572 if (mNextInstallToken < 0) mNextInstallToken = 1; 14573 token = mNextInstallToken++; 14574 14575 PostInstallData data = new PostInstallData(args, res); 14576 mRunningInstalls.put(token, data); 14577 if (DEBUG_INSTALL) Log.v(TAG, "+ starting restore round-trip " + token); 14578 14579 if (res.returnCode == PackageManager.INSTALL_SUCCEEDED && doRestore) { 14580 // Pass responsibility to the Backup Manager. It will perform a 14581 // restore if appropriate, then pass responsibility back to the 14582 // Package Manager to run the post-install observer callbacks 14583 // and broadcasts. 14584 IBackupManager bm = IBackupManager.Stub.asInterface( 14585 ServiceManager.getService(Context.BACKUP_SERVICE)); 14586 if (bm != null) { 14587 if (DEBUG_INSTALL) Log.v(TAG, "token " + token 14588 + " to BM for possible restore"); 14589 Trace.asyncTraceBegin(TRACE_TAG_PACKAGE_MANAGER, "restore", token); 14590 try { 14591 // TODO: http://b/22388012 14592 if (bm.isBackupServiceActive(UserHandle.USER_SYSTEM)) { 14593 bm.restoreAtInstall(res.pkg.applicationInfo.packageName, token); 14594 } else { 14595 doRestore = false; 14596 } 14597 } catch (RemoteException e) { 14598 // can't happen; the backup manager is local 14599 } catch (Exception e) { 14600 Slog.e(TAG, "Exception trying to enqueue restore", e); 14601 doRestore = false; 14602 } 14603 } else { 14604 Slog.e(TAG, "Backup Manager not found!"); 14605 doRestore = false; 14606 } 14607 } 14608 14609 if (!doRestore) { 14610 // No restore possible, or the Backup Manager was mysteriously not 14611 // available -- just fire the post-install work request directly. 14612 if (DEBUG_INSTALL) Log.v(TAG, "No restore - queue post-install for " + token); 14613 14614 Trace.asyncTraceBegin(TRACE_TAG_PACKAGE_MANAGER, "postInstall", token); 14615 14616 Message msg = mHandler.obtainMessage(POST_INSTALL, token, 0); 14617 mHandler.sendMessage(msg); 14618 } 14619 } 14620 }); 14621 } 14622 14623 /** 14624 * Callback from PackageSettings whenever an app is first transitioned out of the 14625 * 'stopped' state. Normally we just issue the broadcast, but we can't do that if 14626 * the app was "launched" for a restoreAtInstall operation. Therefore we check 14627 * here whether the app is the target of an ongoing install, and only send the 14628 * broadcast immediately if it is not in that state. If it *is* undergoing a restore, 14629 * the first-launch broadcast will be sent implicitly on that basis in POST_INSTALL 14630 * handling. 14631 */ 14632 void notifyFirstLaunch(final String packageName, final String installerPackage, 14633 final int userId) { 14634 // Serialize this with the rest of the install-process message chain. In the 14635 // restore-at-install case, this Runnable will necessarily run before the 14636 // POST_INSTALL message is processed, so the contents of mRunningInstalls 14637 // are coherent. In the non-restore case, the app has already completed install 14638 // and been launched through some other means, so it is not in a problematic 14639 // state for observers to see the FIRST_LAUNCH signal. 14640 mHandler.post(new Runnable() { 14641 @Override 14642 public void run() { 14643 for (int i = 0; i < mRunningInstalls.size(); i++) { 14644 final PostInstallData data = mRunningInstalls.valueAt(i); 14645 if (data.res.returnCode != PackageManager.INSTALL_SUCCEEDED) { 14646 continue; 14647 } 14648 if (packageName.equals(data.res.pkg.applicationInfo.packageName)) { 14649 // right package; but is it for the right user? 14650 for (int uIndex = 0; uIndex < data.res.newUsers.length; uIndex++) { 14651 if (userId == data.res.newUsers[uIndex]) { 14652 if (DEBUG_BACKUP) { 14653 Slog.i(TAG, "Package " + packageName 14654 + " being restored so deferring FIRST_LAUNCH"); 14655 } 14656 return; 14657 } 14658 } 14659 } 14660 } 14661 // didn't find it, so not being restored 14662 if (DEBUG_BACKUP) { 14663 Slog.i(TAG, "Package " + packageName + " sending normal FIRST_LAUNCH"); 14664 } 14665 final boolean isInstantApp = isInstantApp(packageName, userId); 14666 final int[] userIds = isInstantApp ? EMPTY_INT_ARRAY : new int[] { userId }; 14667 final int[] instantUserIds = isInstantApp ? new int[] { userId } : EMPTY_INT_ARRAY; 14668 sendFirstLaunchBroadcast(packageName, installerPackage, userIds, instantUserIds); 14669 } 14670 }); 14671 } 14672 14673 private void sendFirstLaunchBroadcast(String pkgName, String installerPkg, 14674 int[] userIds, int[] instantUserIds) { 14675 sendPackageBroadcast(Intent.ACTION_PACKAGE_FIRST_LAUNCH, pkgName, null, 0, 14676 installerPkg, null, userIds, instantUserIds); 14677 } 14678 14679 private abstract class HandlerParams { 14680 private static final int MAX_RETRIES = 4; 14681 14682 /** 14683 * Number of times startCopy() has been attempted and had a non-fatal 14684 * error. 14685 */ 14686 private int mRetries = 0; 14687 14688 /** User handle for the user requesting the information or installation. */ 14689 private final UserHandle mUser; 14690 String traceMethod; 14691 int traceCookie; 14692 14693 HandlerParams(UserHandle user) { 14694 mUser = user; 14695 } 14696 14697 UserHandle getUser() { 14698 return mUser; 14699 } 14700 14701 HandlerParams setTraceMethod(String traceMethod) { 14702 this.traceMethod = traceMethod; 14703 return this; 14704 } 14705 14706 HandlerParams setTraceCookie(int traceCookie) { 14707 this.traceCookie = traceCookie; 14708 return this; 14709 } 14710 14711 final boolean startCopy() { 14712 boolean res; 14713 try { 14714 if (DEBUG_INSTALL) Slog.i(TAG, "startCopy " + mUser + ": " + this); 14715 14716 if (++mRetries > MAX_RETRIES) { 14717 Slog.w(TAG, "Failed to invoke remote methods on default container service. Giving up"); 14718 mHandler.sendEmptyMessage(MCS_GIVE_UP); 14719 handleServiceError(); 14720 return false; 14721 } else { 14722 handleStartCopy(); 14723 res = true; 14724 } 14725 } catch (RemoteException e) { 14726 if (DEBUG_INSTALL) Slog.i(TAG, "Posting install MCS_RECONNECT"); 14727 mHandler.sendEmptyMessage(MCS_RECONNECT); 14728 res = false; 14729 } 14730 handleReturnCode(); 14731 return res; 14732 } 14733 14734 final void serviceError() { 14735 if (DEBUG_INSTALL) Slog.i(TAG, "serviceError"); 14736 handleServiceError(); 14737 handleReturnCode(); 14738 } 14739 14740 abstract void handleStartCopy() throws RemoteException; 14741 abstract void handleServiceError(); 14742 abstract void handleReturnCode(); 14743 } 14744 14745 private static void clearDirectory(IMediaContainerService mcs, File[] paths) { 14746 for (File path : paths) { 14747 try { 14748 mcs.clearDirectory(path.getAbsolutePath()); 14749 } catch (RemoteException e) { 14750 } 14751 } 14752 } 14753 14754 static class OriginInfo { 14755 /** 14756 * Location where install is coming from, before it has been 14757 * copied/renamed into place. This could be a single monolithic APK 14758 * file, or a cluster directory. This location may be untrusted. 14759 */ 14760 final File file; 14761 14762 /** 14763 * Flag indicating that {@link #file} or {@link #cid} has already been 14764 * staged, meaning downstream users don't need to defensively copy the 14765 * contents. 14766 */ 14767 final boolean staged; 14768 14769 /** 14770 * Flag indicating that {@link #file} or {@link #cid} is an already 14771 * installed app that is being moved. 14772 */ 14773 final boolean existing; 14774 14775 final String resolvedPath; 14776 final File resolvedFile; 14777 14778 static OriginInfo fromNothing() { 14779 return new OriginInfo(null, false, false); 14780 } 14781 14782 static OriginInfo fromUntrustedFile(File file) { 14783 return new OriginInfo(file, false, false); 14784 } 14785 14786 static OriginInfo fromExistingFile(File file) { 14787 return new OriginInfo(file, false, true); 14788 } 14789 14790 static OriginInfo fromStagedFile(File file) { 14791 return new OriginInfo(file, true, false); 14792 } 14793 14794 private OriginInfo(File file, boolean staged, boolean existing) { 14795 this.file = file; 14796 this.staged = staged; 14797 this.existing = existing; 14798 14799 if (file != null) { 14800 resolvedPath = file.getAbsolutePath(); 14801 resolvedFile = file; 14802 } else { 14803 resolvedPath = null; 14804 resolvedFile = null; 14805 } 14806 } 14807 } 14808 14809 static class MoveInfo { 14810 final int moveId; 14811 final String fromUuid; 14812 final String toUuid; 14813 final String packageName; 14814 final String dataAppName; 14815 final int appId; 14816 final String seinfo; 14817 final int targetSdkVersion; 14818 14819 public MoveInfo(int moveId, String fromUuid, String toUuid, String packageName, 14820 String dataAppName, int appId, String seinfo, int targetSdkVersion) { 14821 this.moveId = moveId; 14822 this.fromUuid = fromUuid; 14823 this.toUuid = toUuid; 14824 this.packageName = packageName; 14825 this.dataAppName = dataAppName; 14826 this.appId = appId; 14827 this.seinfo = seinfo; 14828 this.targetSdkVersion = targetSdkVersion; 14829 } 14830 } 14831 14832 static class VerificationInfo { 14833 /** A constant used to indicate that a uid value is not present. */ 14834 public static final int NO_UID = -1; 14835 14836 /** URI referencing where the package was downloaded from. */ 14837 final Uri originatingUri; 14838 14839 /** HTTP referrer URI associated with the originatingURI. */ 14840 final Uri referrer; 14841 14842 /** UID of the application that the install request originated from. */ 14843 final int originatingUid; 14844 14845 /** UID of application requesting the install */ 14846 final int installerUid; 14847 14848 VerificationInfo(Uri originatingUri, Uri referrer, int originatingUid, int installerUid) { 14849 this.originatingUri = originatingUri; 14850 this.referrer = referrer; 14851 this.originatingUid = originatingUid; 14852 this.installerUid = installerUid; 14853 } 14854 } 14855 14856 class InstallParams extends HandlerParams { 14857 final OriginInfo origin; 14858 final MoveInfo move; 14859 final IPackageInstallObserver2 observer; 14860 int installFlags; 14861 final String installerPackageName; 14862 final String volumeUuid; 14863 private InstallArgs mArgs; 14864 private int mRet; 14865 final String packageAbiOverride; 14866 final String[] grantedRuntimePermissions; 14867 final VerificationInfo verificationInfo; 14868 final PackageParser.SigningDetails signingDetails; 14869 final int installReason; 14870 14871 InstallParams(OriginInfo origin, MoveInfo move, IPackageInstallObserver2 observer, 14872 int installFlags, String installerPackageName, String volumeUuid, 14873 VerificationInfo verificationInfo, UserHandle user, String packageAbiOverride, 14874 String[] grantedPermissions, PackageParser.SigningDetails signingDetails, int installReason) { 14875 super(user); 14876 this.origin = origin; 14877 this.move = move; 14878 this.observer = observer; 14879 this.installFlags = installFlags; 14880 this.installerPackageName = installerPackageName; 14881 this.volumeUuid = volumeUuid; 14882 this.verificationInfo = verificationInfo; 14883 this.packageAbiOverride = packageAbiOverride; 14884 this.grantedRuntimePermissions = grantedPermissions; 14885 this.signingDetails = signingDetails; 14886 this.installReason = installReason; 14887 } 14888 14889 @Override 14890 public String toString() { 14891 return "InstallParams{" + Integer.toHexString(System.identityHashCode(this)) 14892 + " file=" + origin.file + "}"; 14893 } 14894 14895 private int installLocationPolicy(PackageInfoLite pkgLite) { 14896 String packageName = pkgLite.packageName; 14897 int installLocation = pkgLite.installLocation; 14898 boolean onSd = (installFlags & PackageManager.INSTALL_EXTERNAL) != 0; 14899 // reader 14900 synchronized (mPackages) { 14901 // Currently installed package which the new package is attempting to replace or 14902 // null if no such package is installed. 14903 PackageParser.Package installedPkg = mPackages.get(packageName); 14904 // Package which currently owns the data which the new package will own if installed. 14905 // If an app is unstalled while keeping data (e.g., adb uninstall -k), installedPkg 14906 // will be null whereas dataOwnerPkg will contain information about the package 14907 // which was uninstalled while keeping its data. 14908 PackageParser.Package dataOwnerPkg = installedPkg; 14909 if (dataOwnerPkg == null) { 14910 PackageSetting ps = mSettings.mPackages.get(packageName); 14911 if (ps != null) { 14912 dataOwnerPkg = ps.pkg; 14913 } 14914 } 14915 14916 if (dataOwnerPkg != null) { 14917 // If installed, the package will get access to data left on the device by its 14918 // predecessor. As a security measure, this is permited only if this is not a 14919 // version downgrade or if the predecessor package is marked as debuggable and 14920 // a downgrade is explicitly requested. 14921 // 14922 // On debuggable platform builds, downgrades are permitted even for 14923 // non-debuggable packages to make testing easier. Debuggable platform builds do 14924 // not offer security guarantees and thus it's OK to disable some security 14925 // mechanisms to make debugging/testing easier on those builds. However, even on 14926 // debuggable builds downgrades of packages are permitted only if requested via 14927 // installFlags. This is because we aim to keep the behavior of debuggable 14928 // platform builds as close as possible to the behavior of non-debuggable 14929 // platform builds. 14930 final boolean downgradeRequested = 14931 (installFlags & PackageManager.INSTALL_ALLOW_DOWNGRADE) != 0; 14932 final boolean packageDebuggable = 14933 (dataOwnerPkg.applicationInfo.flags 14934 & ApplicationInfo.FLAG_DEBUGGABLE) != 0; 14935 final boolean downgradePermitted = 14936 (downgradeRequested) && ((Build.IS_DEBUGGABLE) || (packageDebuggable)); 14937 if (!downgradePermitted) { 14938 try { 14939 checkDowngrade(dataOwnerPkg, pkgLite); 14940 } catch (PackageManagerException e) { 14941 Slog.w(TAG, "Downgrade detected: " + e.getMessage()); 14942 return PackageHelper.RECOMMEND_FAILED_VERSION_DOWNGRADE; 14943 } 14944 } 14945 } 14946 14947 if (installedPkg != null) { 14948 if ((installFlags & PackageManager.INSTALL_REPLACE_EXISTING) != 0) { 14949 // Check for updated system application. 14950 if ((installedPkg.applicationInfo.flags & ApplicationInfo.FLAG_SYSTEM) != 0) { 14951 if (onSd) { 14952 Slog.w(TAG, "Cannot install update to system app on sdcard"); 14953 return PackageHelper.RECOMMEND_FAILED_INVALID_LOCATION; 14954 } 14955 return PackageHelper.RECOMMEND_INSTALL_INTERNAL; 14956 } else { 14957 if (onSd) { 14958 // Install flag overrides everything. 14959 return PackageHelper.RECOMMEND_INSTALL_EXTERNAL; 14960 } 14961 // If current upgrade specifies particular preference 14962 if (installLocation == PackageInfo.INSTALL_LOCATION_INTERNAL_ONLY) { 14963 // Application explicitly specified internal. 14964 return PackageHelper.RECOMMEND_INSTALL_INTERNAL; 14965 } else if (installLocation == PackageInfo.INSTALL_LOCATION_PREFER_EXTERNAL) { 14966 // App explictly prefers external. Let policy decide 14967 } else { 14968 // Prefer previous location 14969 if (isExternal(installedPkg)) { 14970 return PackageHelper.RECOMMEND_INSTALL_EXTERNAL; 14971 } 14972 return PackageHelper.RECOMMEND_INSTALL_INTERNAL; 14973 } 14974 } 14975 } else { 14976 // Invalid install. Return error code 14977 return PackageHelper.RECOMMEND_FAILED_ALREADY_EXISTS; 14978 } 14979 } 14980 } 14981 // All the special cases have been taken care of. 14982 // Return result based on recommended install location. 14983 if (onSd) { 14984 return PackageHelper.RECOMMEND_INSTALL_EXTERNAL; 14985 } 14986 return pkgLite.recommendedInstallLocation; 14987 } 14988 14989 /* 14990 * Invoke remote method to get package information and install 14991 * location values. Override install location based on default 14992 * policy if needed and then create install arguments based 14993 * on the install location. 14994 */ 14995 public void handleStartCopy() throws RemoteException { 14996 int ret = PackageManager.INSTALL_SUCCEEDED; 14997 14998 // If we're already staged, we've firmly committed to an install location 14999 if (origin.staged) { 15000 if (origin.file != null) { 15001 installFlags |= PackageManager.INSTALL_INTERNAL; 15002 installFlags &= ~PackageManager.INSTALL_EXTERNAL; 15003 } else { 15004 throw new IllegalStateException("Invalid stage location"); 15005 } 15006 } 15007 15008 final boolean onSd = (installFlags & PackageManager.INSTALL_EXTERNAL) != 0; 15009 final boolean onInt = (installFlags & PackageManager.INSTALL_INTERNAL) != 0; 15010 final boolean ephemeral = (installFlags & PackageManager.INSTALL_INSTANT_APP) != 0; 15011 PackageInfoLite pkgLite = null; 15012 15013 if (onInt && onSd) { 15014 // Check if both bits are set. 15015 Slog.w(TAG, "Conflicting flags specified for installing on both internal and external"); 15016 ret = PackageManager.INSTALL_FAILED_INVALID_INSTALL_LOCATION; 15017 } else if (onSd && ephemeral) { 15018 Slog.w(TAG, "Conflicting flags specified for installing ephemeral on external"); 15019 ret = PackageManager.INSTALL_FAILED_INVALID_INSTALL_LOCATION; 15020 } else { 15021 pkgLite = mContainerService.getMinimalPackageInfo(origin.resolvedPath, installFlags, 15022 packageAbiOverride); 15023 15024 if (DEBUG_INSTANT && ephemeral) { 15025 Slog.v(TAG, "pkgLite for install: " + pkgLite); 15026 } 15027 15028 /* 15029 * If we have too little free space, try to free cache 15030 * before giving up. 15031 */ 15032 if (!origin.staged && pkgLite.recommendedInstallLocation 15033 == PackageHelper.RECOMMEND_FAILED_INSUFFICIENT_STORAGE) { 15034 // TODO: focus freeing disk space on the target device 15035 final StorageManager storage = StorageManager.from(mContext); 15036 final long lowThreshold = storage.getStorageLowBytes( 15037 Environment.getDataDirectory()); 15038 15039 final long sizeBytes = mContainerService.calculateInstalledSize( 15040 origin.resolvedPath, packageAbiOverride); 15041 15042 try { 15043 mInstaller.freeCache(null, sizeBytes + lowThreshold, 0, 0); 15044 pkgLite = mContainerService.getMinimalPackageInfo(origin.resolvedPath, 15045 installFlags, packageAbiOverride); 15046 } catch (InstallerException e) { 15047 Slog.w(TAG, "Failed to free cache", e); 15048 } 15049 15050 /* 15051 * The cache free must have deleted the file we 15052 * downloaded to install. 15053 * 15054 * TODO: fix the "freeCache" call to not delete 15055 * the file we care about. 15056 */ 15057 if (pkgLite.recommendedInstallLocation 15058 == PackageHelper.RECOMMEND_FAILED_INVALID_URI) { 15059 pkgLite.recommendedInstallLocation 15060 = PackageHelper.RECOMMEND_FAILED_INSUFFICIENT_STORAGE; 15061 } 15062 } 15063 } 15064 15065 if (ret == PackageManager.INSTALL_SUCCEEDED) { 15066 int loc = pkgLite.recommendedInstallLocation; 15067 if (loc == PackageHelper.RECOMMEND_FAILED_INVALID_LOCATION) { 15068 ret = PackageManager.INSTALL_FAILED_INVALID_INSTALL_LOCATION; 15069 } else if (loc == PackageHelper.RECOMMEND_FAILED_ALREADY_EXISTS) { 15070 ret = PackageManager.INSTALL_FAILED_ALREADY_EXISTS; 15071 } else if (loc == PackageHelper.RECOMMEND_FAILED_INSUFFICIENT_STORAGE) { 15072 ret = PackageManager.INSTALL_FAILED_INSUFFICIENT_STORAGE; 15073 } else if (loc == PackageHelper.RECOMMEND_FAILED_INVALID_APK) { 15074 ret = PackageManager.INSTALL_FAILED_INVALID_APK; 15075 } else if (loc == PackageHelper.RECOMMEND_FAILED_INVALID_URI) { 15076 ret = PackageManager.INSTALL_FAILED_INVALID_URI; 15077 } else if (loc == PackageHelper.RECOMMEND_MEDIA_UNAVAILABLE) { 15078 ret = PackageManager.INSTALL_FAILED_MEDIA_UNAVAILABLE; 15079 } else { 15080 // Override with defaults if needed. 15081 loc = installLocationPolicy(pkgLite); 15082 if (loc == PackageHelper.RECOMMEND_FAILED_VERSION_DOWNGRADE) { 15083 ret = PackageManager.INSTALL_FAILED_VERSION_DOWNGRADE; 15084 } else if (!onSd && !onInt) { 15085 // Override install location with flags 15086 if (loc == PackageHelper.RECOMMEND_INSTALL_EXTERNAL) { 15087 // Set the flag to install on external media. 15088 installFlags |= PackageManager.INSTALL_EXTERNAL; 15089 installFlags &= ~PackageManager.INSTALL_INTERNAL; 15090 } else if (loc == PackageHelper.RECOMMEND_INSTALL_EPHEMERAL) { 15091 if (DEBUG_INSTANT) { 15092 Slog.v(TAG, "...setting INSTALL_EPHEMERAL install flag"); 15093 } 15094 installFlags |= PackageManager.INSTALL_INSTANT_APP; 15095 installFlags &= ~(PackageManager.INSTALL_EXTERNAL 15096 |PackageManager.INSTALL_INTERNAL); 15097 } else { 15098 // Make sure the flag for installing on external 15099 // media is unset 15100 installFlags |= PackageManager.INSTALL_INTERNAL; 15101 installFlags &= ~PackageManager.INSTALL_EXTERNAL; 15102 } 15103 } 15104 } 15105 } 15106 15107 final InstallArgs args = createInstallArgs(this); 15108 mArgs = args; 15109 15110 if (ret == PackageManager.INSTALL_SUCCEEDED) { 15111 // TODO: http://b/22976637 15112 // Apps installed for "all" users use the device owner to verify the app 15113 UserHandle verifierUser = getUser(); 15114 if (verifierUser == UserHandle.ALL) { 15115 verifierUser = UserHandle.SYSTEM; 15116 } 15117 15118 /* 15119 * Determine if we have any installed package verifiers. If we 15120 * do, then we'll defer to them to verify the packages. 15121 */ 15122 final int requiredUid = mRequiredVerifierPackage == null ? -1 15123 : getPackageUid(mRequiredVerifierPackage, MATCH_DEBUG_TRIAGED_MISSING, 15124 verifierUser.getIdentifier()); 15125 final int installerUid = 15126 verificationInfo == null ? -1 : verificationInfo.installerUid; 15127 if (!origin.existing && requiredUid != -1 15128 && isVerificationEnabled( 15129 verifierUser.getIdentifier(), installFlags, installerUid)) { 15130 final Intent verification = new Intent( 15131 Intent.ACTION_PACKAGE_NEEDS_VERIFICATION); 15132 verification.addFlags(Intent.FLAG_RECEIVER_FOREGROUND); 15133 verification.setDataAndType(Uri.fromFile(new File(origin.resolvedPath)), 15134 PACKAGE_MIME_TYPE); 15135 verification.addFlags(Intent.FLAG_GRANT_READ_URI_PERMISSION); 15136 15137 // Query all live verifiers based on current user state 15138 final List<ResolveInfo> receivers = queryIntentReceiversInternal(verification, 15139 PACKAGE_MIME_TYPE, 0, verifierUser.getIdentifier(), 15140 false /*allowDynamicSplits*/); 15141 15142 if (DEBUG_VERIFY) { 15143 Slog.d(TAG, "Found " + receivers.size() + " verifiers for intent " 15144 + verification.toString() + " with " + pkgLite.verifiers.length 15145 + " optional verifiers"); 15146 } 15147 15148 final int verificationId = mPendingVerificationToken++; 15149 15150 verification.putExtra(PackageManager.EXTRA_VERIFICATION_ID, verificationId); 15151 15152 verification.putExtra(PackageManager.EXTRA_VERIFICATION_INSTALLER_PACKAGE, 15153 installerPackageName); 15154 15155 verification.putExtra(PackageManager.EXTRA_VERIFICATION_INSTALL_FLAGS, 15156 installFlags); 15157 15158 verification.putExtra(PackageManager.EXTRA_VERIFICATION_PACKAGE_NAME, 15159 pkgLite.packageName); 15160 15161 verification.putExtra(PackageManager.EXTRA_VERIFICATION_VERSION_CODE, 15162 pkgLite.versionCode); 15163 15164 verification.putExtra(PackageManager.EXTRA_VERIFICATION_LONG_VERSION_CODE, 15165 pkgLite.getLongVersionCode()); 15166 15167 if (verificationInfo != null) { 15168 if (verificationInfo.originatingUri != null) { 15169 verification.putExtra(Intent.EXTRA_ORIGINATING_URI, 15170 verificationInfo.originatingUri); 15171 } 15172 if (verificationInfo.referrer != null) { 15173 verification.putExtra(Intent.EXTRA_REFERRER, 15174 verificationInfo.referrer); 15175 } 15176 if (verificationInfo.originatingUid >= 0) { 15177 verification.putExtra(Intent.EXTRA_ORIGINATING_UID, 15178 verificationInfo.originatingUid); 15179 } 15180 if (verificationInfo.installerUid >= 0) { 15181 verification.putExtra(PackageManager.EXTRA_VERIFICATION_INSTALLER_UID, 15182 verificationInfo.installerUid); 15183 } 15184 } 15185 15186 final PackageVerificationState verificationState = new PackageVerificationState( 15187 requiredUid, args); 15188 15189 mPendingVerification.append(verificationId, verificationState); 15190 15191 final List<ComponentName> sufficientVerifiers = matchVerifiers(pkgLite, 15192 receivers, verificationState); 15193 15194 DeviceIdleController.LocalService idleController = getDeviceIdleController(); 15195 final long idleDuration = getVerificationTimeout(); 15196 15197 /* 15198 * If any sufficient verifiers were listed in the package 15199 * manifest, attempt to ask them. 15200 */ 15201 if (sufficientVerifiers != null) { 15202 final int N = sufficientVerifiers.size(); 15203 if (N == 0) { 15204 Slog.i(TAG, "Additional verifiers required, but none installed."); 15205 ret = PackageManager.INSTALL_FAILED_VERIFICATION_FAILURE; 15206 } else { 15207 for (int i = 0; i < N; i++) { 15208 final ComponentName verifierComponent = sufficientVerifiers.get(i); 15209 idleController.addPowerSaveTempWhitelistApp(Process.myUid(), 15210 verifierComponent.getPackageName(), idleDuration, 15211 verifierUser.getIdentifier(), false, "package verifier"); 15212 15213 final Intent sufficientIntent = new Intent(verification); 15214 sufficientIntent.setComponent(verifierComponent); 15215 mContext.sendBroadcastAsUser(sufficientIntent, verifierUser); 15216 } 15217 } 15218 } 15219 15220 final ComponentName requiredVerifierComponent = matchComponentForVerifier( 15221 mRequiredVerifierPackage, receivers); 15222 if (ret == PackageManager.INSTALL_SUCCEEDED 15223 && mRequiredVerifierPackage != null) { 15224 Trace.asyncTraceBegin( 15225 TRACE_TAG_PACKAGE_MANAGER, "verification", verificationId); 15226 /* 15227 * Send the intent to the required verification agent, 15228 * but only start the verification timeout after the 15229 * target BroadcastReceivers have run. 15230 */ 15231 verification.setComponent(requiredVerifierComponent); 15232 idleController.addPowerSaveTempWhitelistApp(Process.myUid(), 15233 mRequiredVerifierPackage, idleDuration, 15234 verifierUser.getIdentifier(), false, "package verifier"); 15235 mContext.sendOrderedBroadcastAsUser(verification, verifierUser, 15236 android.Manifest.permission.PACKAGE_VERIFICATION_AGENT, 15237 new BroadcastReceiver() { 15238 @Override 15239 public void onReceive(Context context, Intent intent) { 15240 final Message msg = mHandler 15241 .obtainMessage(CHECK_PENDING_VERIFICATION); 15242 msg.arg1 = verificationId; 15243 mHandler.sendMessageDelayed(msg, getVerificationTimeout()); 15244 } 15245 }, null, 0, null, null); 15246 15247 /* 15248 * We don't want the copy to proceed until verification 15249 * succeeds, so null out this field. 15250 */ 15251 mArgs = null; 15252 } 15253 } else { 15254 /* 15255 * No package verification is enabled, so immediately start 15256 * the remote call to initiate copy using temporary file. 15257 */ 15258 ret = args.copyApk(mContainerService, true); 15259 } 15260 } 15261 15262 mRet = ret; 15263 } 15264 15265 @Override 15266 void handleReturnCode() { 15267 // If mArgs is null, then MCS couldn't be reached. When it 15268 // reconnects, it will try again to install. At that point, this 15269 // will succeed. 15270 if (mArgs != null) { 15271 processPendingInstall(mArgs, mRet); 15272 } 15273 } 15274 15275 @Override 15276 void handleServiceError() { 15277 mArgs = createInstallArgs(this); 15278 mRet = PackageManager.INSTALL_FAILED_INTERNAL_ERROR; 15279 } 15280 } 15281 15282 private InstallArgs createInstallArgs(InstallParams params) { 15283 if (params.move != null) { 15284 return new MoveInstallArgs(params); 15285 } else { 15286 return new FileInstallArgs(params); 15287 } 15288 } 15289 15290 /** 15291 * Create args that describe an existing installed package. Typically used 15292 * when cleaning up old installs, or used as a move source. 15293 */ 15294 private InstallArgs createInstallArgsForExisting(int installFlags, String codePath, 15295 String resourcePath, String[] instructionSets) { 15296 return new FileInstallArgs(codePath, resourcePath, instructionSets); 15297 } 15298 15299 static abstract class InstallArgs { 15300 /** @see InstallParams#origin */ 15301 final OriginInfo origin; 15302 /** @see InstallParams#move */ 15303 final MoveInfo move; 15304 15305 final IPackageInstallObserver2 observer; 15306 // Always refers to PackageManager flags only 15307 final int installFlags; 15308 final String installerPackageName; 15309 final String volumeUuid; 15310 final UserHandle user; 15311 final String abiOverride; 15312 final String[] installGrantPermissions; 15313 /** If non-null, drop an async trace when the install completes */ 15314 final String traceMethod; 15315 final int traceCookie; 15316 final PackageParser.SigningDetails signingDetails; 15317 final int installReason; 15318 15319 // The list of instruction sets supported by this app. This is currently 15320 // only used during the rmdex() phase to clean up resources. We can get rid of this 15321 // if we move dex files under the common app path. 15322 /* nullable */ String[] instructionSets; 15323 15324 InstallArgs(OriginInfo origin, MoveInfo move, IPackageInstallObserver2 observer, 15325 int installFlags, String installerPackageName, String volumeUuid, 15326 UserHandle user, String[] instructionSets, 15327 String abiOverride, String[] installGrantPermissions, 15328 String traceMethod, int traceCookie, PackageParser.SigningDetails signingDetails, 15329 int installReason) { 15330 this.origin = origin; 15331 this.move = move; 15332 this.installFlags = installFlags; 15333 this.observer = observer; 15334 this.installerPackageName = installerPackageName; 15335 this.volumeUuid = volumeUuid; 15336 this.user = user; 15337 this.instructionSets = instructionSets; 15338 this.abiOverride = abiOverride; 15339 this.installGrantPermissions = installGrantPermissions; 15340 this.traceMethod = traceMethod; 15341 this.traceCookie = traceCookie; 15342 this.signingDetails = signingDetails; 15343 this.installReason = installReason; 15344 } 15345 15346 abstract int copyApk(IMediaContainerService imcs, boolean temp) throws RemoteException; 15347 abstract int doPreInstall(int status); 15348 15349 /** 15350 * Rename package into final resting place. All paths on the given 15351 * scanned package should be updated to reflect the rename. 15352 */ 15353 abstract boolean doRename(int status, PackageParser.Package pkg, String oldCodePath); 15354 abstract int doPostInstall(int status, int uid); 15355 15356 /** @see PackageSettingBase#codePathString */ 15357 abstract String getCodePath(); 15358 /** @see PackageSettingBase#resourcePathString */ 15359 abstract String getResourcePath(); 15360 15361 // Need installer lock especially for dex file removal. 15362 abstract void cleanUpResourcesLI(); 15363 abstract boolean doPostDeleteLI(boolean delete); 15364 15365 /** 15366 * Called before the source arguments are copied. This is used mostly 15367 * for MoveParams when it needs to read the source file to put it in the 15368 * destination. 15369 */ 15370 int doPreCopy() { 15371 return PackageManager.INSTALL_SUCCEEDED; 15372 } 15373 15374 /** 15375 * Called after the source arguments are copied. This is used mostly for 15376 * MoveParams when it needs to read the source file to put it in the 15377 * destination. 15378 */ 15379 int doPostCopy(int uid) { 15380 return PackageManager.INSTALL_SUCCEEDED; 15381 } 15382 15383 protected boolean isFwdLocked() { 15384 return (installFlags & PackageManager.INSTALL_FORWARD_LOCK) != 0; 15385 } 15386 15387 protected boolean isExternalAsec() { 15388 return (installFlags & PackageManager.INSTALL_EXTERNAL) != 0; 15389 } 15390 15391 protected boolean isEphemeral() { 15392 return (installFlags & PackageManager.INSTALL_INSTANT_APP) != 0; 15393 } 15394 15395 UserHandle getUser() { 15396 return user; 15397 } 15398 } 15399 15400 void removeDexFiles(List<String> allCodePaths, String[] instructionSets) { 15401 if (!allCodePaths.isEmpty()) { 15402 if (instructionSets == null) { 15403 throw new IllegalStateException("instructionSet == null"); 15404 } 15405 String[] dexCodeInstructionSets = getDexCodeInstructionSets(instructionSets); 15406 for (String codePath : allCodePaths) { 15407 for (String dexCodeInstructionSet : dexCodeInstructionSets) { 15408 try { 15409 mInstaller.rmdex(codePath, dexCodeInstructionSet); 15410 } catch (InstallerException ignored) { 15411 } 15412 } 15413 } 15414 } 15415 } 15416 15417 /** 15418 * Logic to handle installation of non-ASEC applications, including copying 15419 * and renaming logic. 15420 */ 15421 class FileInstallArgs extends InstallArgs { 15422 private File codeFile; 15423 private File resourceFile; 15424 15425 // Example topology: 15426 // /data/app/com.example/base.apk 15427 // /data/app/com.example/split_foo.apk 15428 // /data/app/com.example/lib/arm/libfoo.so 15429 // /data/app/com.example/lib/arm64/libfoo.so 15430 // /data/app/com.example/dalvik/arm/base.apk@classes.dex 15431 15432 /** New install */ 15433 FileInstallArgs(InstallParams params) { 15434 super(params.origin, params.move, params.observer, params.installFlags, 15435 params.installerPackageName, params.volumeUuid, 15436 params.getUser(), null /*instructionSets*/, params.packageAbiOverride, 15437 params.grantedRuntimePermissions, 15438 params.traceMethod, params.traceCookie, params.signingDetails, 15439 params.installReason); 15440 if (isFwdLocked()) { 15441 throw new IllegalArgumentException("Forward locking only supported in ASEC"); 15442 } 15443 } 15444 15445 /** Existing install */ 15446 FileInstallArgs(String codePath, String resourcePath, String[] instructionSets) { 15447 super(OriginInfo.fromNothing(), null, null, 0, null, null, null, instructionSets, 15448 null, null, null, 0, PackageParser.SigningDetails.UNKNOWN, 15449 PackageManager.INSTALL_REASON_UNKNOWN); 15450 this.codeFile = (codePath != null) ? new File(codePath) : null; 15451 this.resourceFile = (resourcePath != null) ? new File(resourcePath) : null; 15452 } 15453 15454 int copyApk(IMediaContainerService imcs, boolean temp) throws RemoteException { 15455 Trace.traceBegin(TRACE_TAG_PACKAGE_MANAGER, "copyApk"); 15456 try { 15457 return doCopyApk(imcs, temp); 15458 } finally { 15459 Trace.traceEnd(TRACE_TAG_PACKAGE_MANAGER); 15460 } 15461 } 15462 15463 private int doCopyApk(IMediaContainerService imcs, boolean temp) throws RemoteException { 15464 if (origin.staged) { 15465 if (DEBUG_INSTALL) Slog.d(TAG, origin.file + " already staged; skipping copy"); 15466 codeFile = origin.file; 15467 resourceFile = origin.file; 15468 return PackageManager.INSTALL_SUCCEEDED; 15469 } 15470 15471 try { 15472 final boolean isEphemeral = (installFlags & PackageManager.INSTALL_INSTANT_APP) != 0; 15473 final File tempDir = 15474 mInstallerService.allocateStageDirLegacy(volumeUuid, isEphemeral); 15475 codeFile = tempDir; 15476 resourceFile = tempDir; 15477 } catch (IOException e) { 15478 Slog.w(TAG, "Failed to create copy file: " + e); 15479 return PackageManager.INSTALL_FAILED_INSUFFICIENT_STORAGE; 15480 } 15481 15482 final IParcelFileDescriptorFactory target = new IParcelFileDescriptorFactory.Stub() { 15483 @Override 15484 public ParcelFileDescriptor open(String name, int mode) throws RemoteException { 15485 if (!FileUtils.isValidExtFilename(name)) { 15486 throw new IllegalArgumentException("Invalid filename: " + name); 15487 } 15488 try { 15489 final File file = new File(codeFile, name); 15490 final FileDescriptor fd = Os.open(file.getAbsolutePath(), 15491 O_RDWR | O_CREAT, 0644); 15492 Os.chmod(file.getAbsolutePath(), 0644); 15493 return new ParcelFileDescriptor(fd); 15494 } catch (ErrnoException e) { 15495 throw new RemoteException("Failed to open: " + e.getMessage()); 15496 } 15497 } 15498 }; 15499 15500 int ret = PackageManager.INSTALL_SUCCEEDED; 15501 ret = imcs.copyPackage(origin.file.getAbsolutePath(), target); 15502 if (ret != PackageManager.INSTALL_SUCCEEDED) { 15503 Slog.e(TAG, "Failed to copy package"); 15504 return ret; 15505 } 15506 15507 final File libraryRoot = new File(codeFile, LIB_DIR_NAME); 15508 NativeLibraryHelper.Handle handle = null; 15509 try { 15510 handle = NativeLibraryHelper.Handle.create(codeFile); 15511 ret = NativeLibraryHelper.copyNativeBinariesWithOverride(handle, libraryRoot, 15512 abiOverride); 15513 } catch (IOException e) { 15514 Slog.e(TAG, "Copying native libraries failed", e); 15515 ret = PackageManager.INSTALL_FAILED_INTERNAL_ERROR; 15516 } finally { 15517 IoUtils.closeQuietly(handle); 15518 } 15519 15520 return ret; 15521 } 15522 15523 int doPreInstall(int status) { 15524 if (status != PackageManager.INSTALL_SUCCEEDED) { 15525 cleanUp(); 15526 } 15527 return status; 15528 } 15529 15530 boolean doRename(int status, PackageParser.Package pkg, String oldCodePath) { 15531 if (status != PackageManager.INSTALL_SUCCEEDED) { 15532 cleanUp(); 15533 return false; 15534 } 15535 15536 final File targetDir = codeFile.getParentFile(); 15537 final File beforeCodeFile = codeFile; 15538 final File afterCodeFile = getNextCodePath(targetDir, pkg.packageName); 15539 15540 if (DEBUG_INSTALL) Slog.d(TAG, "Renaming " + beforeCodeFile + " to " + afterCodeFile); 15541 try { 15542 Os.rename(beforeCodeFile.getAbsolutePath(), afterCodeFile.getAbsolutePath()); 15543 } catch (ErrnoException e) { 15544 Slog.w(TAG, "Failed to rename", e); 15545 return false; 15546 } 15547 15548 if (!SELinux.restoreconRecursive(afterCodeFile)) { 15549 Slog.w(TAG, "Failed to restorecon"); 15550 return false; 15551 } 15552 15553 // Reflect the rename internally 15554 codeFile = afterCodeFile; 15555 resourceFile = afterCodeFile; 15556 15557 // Reflect the rename in scanned details 15558 try { 15559 pkg.setCodePath(afterCodeFile.getCanonicalPath()); 15560 } catch (IOException e) { 15561 Slog.e(TAG, "Failed to get path: " + afterCodeFile, e); 15562 return false; 15563 } 15564 pkg.setBaseCodePath(FileUtils.rewriteAfterRename(beforeCodeFile, 15565 afterCodeFile, pkg.baseCodePath)); 15566 pkg.setSplitCodePaths(FileUtils.rewriteAfterRename(beforeCodeFile, 15567 afterCodeFile, pkg.splitCodePaths)); 15568 15569 // Reflect the rename in app info 15570 pkg.setApplicationVolumeUuid(pkg.volumeUuid); 15571 pkg.setApplicationInfoCodePath(pkg.codePath); 15572 pkg.setApplicationInfoBaseCodePath(pkg.baseCodePath); 15573 pkg.setApplicationInfoSplitCodePaths(pkg.splitCodePaths); 15574 pkg.setApplicationInfoResourcePath(pkg.codePath); 15575 pkg.setApplicationInfoBaseResourcePath(pkg.baseCodePath); 15576 pkg.setApplicationInfoSplitResourcePaths(pkg.splitCodePaths); 15577 15578 return true; 15579 } 15580 15581 int doPostInstall(int status, int uid) { 15582 if (status != PackageManager.INSTALL_SUCCEEDED) { 15583 cleanUp(); 15584 } 15585 return status; 15586 } 15587 15588 @Override 15589 String getCodePath() { 15590 return (codeFile != null) ? codeFile.getAbsolutePath() : null; 15591 } 15592 15593 @Override 15594 String getResourcePath() { 15595 return (resourceFile != null) ? resourceFile.getAbsolutePath() : null; 15596 } 15597 15598 private boolean cleanUp() { 15599 if (codeFile == null || !codeFile.exists()) { 15600 return false; 15601 } 15602 15603 removeCodePathLI(codeFile); 15604 15605 if (resourceFile != null && !FileUtils.contains(codeFile, resourceFile)) { 15606 resourceFile.delete(); 15607 } 15608 15609 return true; 15610 } 15611 15612 void cleanUpResourcesLI() { 15613 // Try enumerating all code paths before deleting 15614 List<String> allCodePaths = Collections.EMPTY_LIST; 15615 if (codeFile != null && codeFile.exists()) { 15616 try { 15617 final PackageLite pkg = PackageParser.parsePackageLite(codeFile, 0); 15618 allCodePaths = pkg.getAllCodePaths(); 15619 } catch (PackageParserException e) { 15620 // Ignored; we tried our best 15621 } 15622 } 15623 15624 cleanUp(); 15625 removeDexFiles(allCodePaths, instructionSets); 15626 } 15627 15628 boolean doPostDeleteLI(boolean delete) { 15629 // XXX err, shouldn't we respect the delete flag? 15630 cleanUpResourcesLI(); 15631 return true; 15632 } 15633 } 15634 15635 private static void maybeThrowExceptionForMultiArchCopy(String message, int copyRet) throws 15636 PackageManagerException { 15637 if (copyRet < 0) { 15638 if (copyRet != PackageManager.NO_NATIVE_LIBRARIES && 15639 copyRet != PackageManager.INSTALL_FAILED_NO_MATCHING_ABIS) { 15640 throw new PackageManagerException(copyRet, message); 15641 } 15642 } 15643 } 15644 15645 /** 15646 * Extract the StorageManagerService "container ID" from the full code path of an 15647 * .apk. 15648 */ 15649 static String cidFromCodePath(String fullCodePath) { 15650 int eidx = fullCodePath.lastIndexOf("/"); 15651 String subStr1 = fullCodePath.substring(0, eidx); 15652 int sidx = subStr1.lastIndexOf("/"); 15653 return subStr1.substring(sidx+1, eidx); 15654 } 15655 15656 /** 15657 * Logic to handle movement of existing installed applications. 15658 */ 15659 class MoveInstallArgs extends InstallArgs { 15660 private File codeFile; 15661 private File resourceFile; 15662 15663 /** New install */ 15664 MoveInstallArgs(InstallParams params) { 15665 super(params.origin, params.move, params.observer, params.installFlags, 15666 params.installerPackageName, params.volumeUuid, 15667 params.getUser(), null /* instruction sets */, params.packageAbiOverride, 15668 params.grantedRuntimePermissions, 15669 params.traceMethod, params.traceCookie, params.signingDetails, 15670 params.installReason); 15671 } 15672 15673 int copyApk(IMediaContainerService imcs, boolean temp) { 15674 if (DEBUG_INSTALL) Slog.d(TAG, "Moving " + move.packageName + " from " 15675 + move.fromUuid + " to " + move.toUuid); 15676 synchronized (mInstaller) { 15677 try { 15678 mInstaller.moveCompleteApp(move.fromUuid, move.toUuid, move.packageName, 15679 move.dataAppName, move.appId, move.seinfo, move.targetSdkVersion); 15680 } catch (InstallerException e) { 15681 Slog.w(TAG, "Failed to move app", e); 15682 return PackageManager.INSTALL_FAILED_INTERNAL_ERROR; 15683 } 15684 } 15685 15686 codeFile = new File(Environment.getDataAppDirectory(move.toUuid), move.dataAppName); 15687 resourceFile = codeFile; 15688 if (DEBUG_INSTALL) Slog.d(TAG, "codeFile after move is " + codeFile); 15689 15690 return PackageManager.INSTALL_SUCCEEDED; 15691 } 15692 15693 int doPreInstall(int status) { 15694 if (status != PackageManager.INSTALL_SUCCEEDED) { 15695 cleanUp(move.toUuid); 15696 } 15697 return status; 15698 } 15699 15700 boolean doRename(int status, PackageParser.Package pkg, String oldCodePath) { 15701 if (status != PackageManager.INSTALL_SUCCEEDED) { 15702 cleanUp(move.toUuid); 15703 return false; 15704 } 15705 15706 // Reflect the move in app info 15707 pkg.setApplicationVolumeUuid(pkg.volumeUuid); 15708 pkg.setApplicationInfoCodePath(pkg.codePath); 15709 pkg.setApplicationInfoBaseCodePath(pkg.baseCodePath); 15710 pkg.setApplicationInfoSplitCodePaths(pkg.splitCodePaths); 15711 pkg.setApplicationInfoResourcePath(pkg.codePath); 15712 pkg.setApplicationInfoBaseResourcePath(pkg.baseCodePath); 15713 pkg.setApplicationInfoSplitResourcePaths(pkg.splitCodePaths); 15714 15715 return true; 15716 } 15717 15718 int doPostInstall(int status, int uid) { 15719 if (status == PackageManager.INSTALL_SUCCEEDED) { 15720 cleanUp(move.fromUuid); 15721 } else { 15722 cleanUp(move.toUuid); 15723 } 15724 return status; 15725 } 15726 15727 @Override 15728 String getCodePath() { 15729 return (codeFile != null) ? codeFile.getAbsolutePath() : null; 15730 } 15731 15732 @Override 15733 String getResourcePath() { 15734 return (resourceFile != null) ? resourceFile.getAbsolutePath() : null; 15735 } 15736 15737 private boolean cleanUp(String volumeUuid) { 15738 final File codeFile = new File(Environment.getDataAppDirectory(volumeUuid), 15739 move.dataAppName); 15740 Slog.d(TAG, "Cleaning up " + move.packageName + " on " + volumeUuid); 15741 final int[] userIds = sUserManager.getUserIds(); 15742 synchronized (mInstallLock) { 15743 // Clean up both app data and code 15744 // All package moves are frozen until finished 15745 for (int userId : userIds) { 15746 try { 15747 mInstaller.destroyAppData(volumeUuid, move.packageName, userId, 15748 StorageManager.FLAG_STORAGE_DE | StorageManager.FLAG_STORAGE_CE, 0); 15749 } catch (InstallerException e) { 15750 Slog.w(TAG, String.valueOf(e)); 15751 } 15752 } 15753 removeCodePathLI(codeFile); 15754 } 15755 return true; 15756 } 15757 15758 void cleanUpResourcesLI() { 15759 throw new UnsupportedOperationException(); 15760 } 15761 15762 boolean doPostDeleteLI(boolean delete) { 15763 throw new UnsupportedOperationException(); 15764 } 15765 } 15766 15767 static String getAsecPackageName(String packageCid) { 15768 int idx = packageCid.lastIndexOf("-"); 15769 if (idx == -1) { 15770 return packageCid; 15771 } 15772 return packageCid.substring(0, idx); 15773 } 15774 15775 // Utility method used to create code paths based on package name and available index. 15776 private static String getNextCodePath(String oldCodePath, String prefix, String suffix) { 15777 String idxStr = ""; 15778 int idx = 1; 15779 // Fall back to default value of idx=1 if prefix is not 15780 // part of oldCodePath 15781 if (oldCodePath != null) { 15782 String subStr = oldCodePath; 15783 // Drop the suffix right away 15784 if (suffix != null && subStr.endsWith(suffix)) { 15785 subStr = subStr.substring(0, subStr.length() - suffix.length()); 15786 } 15787 // If oldCodePath already contains prefix find out the 15788 // ending index to either increment or decrement. 15789 int sidx = subStr.lastIndexOf(prefix); 15790 if (sidx != -1) { 15791 subStr = subStr.substring(sidx + prefix.length()); 15792 if (subStr != null) { 15793 if (subStr.startsWith(INSTALL_PACKAGE_SUFFIX)) { 15794 subStr = subStr.substring(INSTALL_PACKAGE_SUFFIX.length()); 15795 } 15796 try { 15797 idx = Integer.parseInt(subStr); 15798 if (idx <= 1) { 15799 idx++; 15800 } else { 15801 idx--; 15802 } 15803 } catch(NumberFormatException e) { 15804 } 15805 } 15806 } 15807 } 15808 idxStr = INSTALL_PACKAGE_SUFFIX + Integer.toString(idx); 15809 return prefix + idxStr; 15810 } 15811 15812 private File getNextCodePath(File targetDir, String packageName) { 15813 File result; 15814 SecureRandom random = new SecureRandom(); 15815 byte[] bytes = new byte[16]; 15816 do { 15817 random.nextBytes(bytes); 15818 String suffix = Base64.encodeToString(bytes, Base64.URL_SAFE | Base64.NO_WRAP); 15819 result = new File(targetDir, packageName + "-" + suffix); 15820 } while (result.exists()); 15821 return result; 15822 } 15823 15824 // Utility method that returns the relative package path with respect 15825 // to the installation directory. Like say for /data/data/com.test-1.apk 15826 // string com.test-1 is returned. 15827 static String deriveCodePathName(String codePath) { 15828 if (codePath == null) { 15829 return null; 15830 } 15831 final File codeFile = new File(codePath); 15832 final String name = codeFile.getName(); 15833 if (codeFile.isDirectory()) { 15834 return name; 15835 } else if (name.endsWith(".apk") || name.endsWith(".tmp")) { 15836 final int lastDot = name.lastIndexOf('.'); 15837 return name.substring(0, lastDot); 15838 } else { 15839 Slog.w(TAG, "Odd, " + codePath + " doesn't look like an APK"); 15840 return null; 15841 } 15842 } 15843 15844 static class PackageInstalledInfo { 15845 String name; 15846 int uid; 15847 // The set of users that originally had this package installed. 15848 int[] origUsers; 15849 // The set of users that now have this package installed. 15850 int[] newUsers; 15851 PackageParser.Package pkg; 15852 int returnCode; 15853 String returnMsg; 15854 String installerPackageName; 15855 PackageRemovedInfo removedInfo; 15856 ArrayMap<String, PackageInstalledInfo> addedChildPackages; 15857 15858 public void setError(int code, String msg) { 15859 setReturnCode(code); 15860 setReturnMessage(msg); 15861 Slog.w(TAG, msg); 15862 } 15863 15864 public void setError(String msg, PackageParserException e) { 15865 setReturnCode(e.error); 15866 setReturnMessage(ExceptionUtils.getCompleteMessage(msg, e)); 15867 final int childCount = (addedChildPackages != null) ? addedChildPackages.size() : 0; 15868 for (int i = 0; i < childCount; i++) { 15869 addedChildPackages.valueAt(i).setError(msg, e); 15870 } 15871 Slog.w(TAG, msg, e); 15872 } 15873 15874 public void setError(String msg, PackageManagerException e) { 15875 returnCode = e.error; 15876 setReturnMessage(ExceptionUtils.getCompleteMessage(msg, e)); 15877 final int childCount = (addedChildPackages != null) ? addedChildPackages.size() : 0; 15878 for (int i = 0; i < childCount; i++) { 15879 addedChildPackages.valueAt(i).setError(msg, e); 15880 } 15881 Slog.w(TAG, msg, e); 15882 } 15883 15884 public void setReturnCode(int returnCode) { 15885 this.returnCode = returnCode; 15886 final int childCount = (addedChildPackages != null) ? addedChildPackages.size() : 0; 15887 for (int i = 0; i < childCount; i++) { 15888 addedChildPackages.valueAt(i).returnCode = returnCode; 15889 } 15890 } 15891 15892 private void setReturnMessage(String returnMsg) { 15893 this.returnMsg = returnMsg; 15894 final int childCount = (addedChildPackages != null) ? addedChildPackages.size() : 0; 15895 for (int i = 0; i < childCount; i++) { 15896 addedChildPackages.valueAt(i).returnMsg = returnMsg; 15897 } 15898 } 15899 15900 // In some error cases we want to convey more info back to the observer 15901 String origPackage; 15902 String origPermission; 15903 } 15904 15905 /* 15906 * Install a non-existing package. 15907 */ 15908 private void installNewPackageLIF(PackageParser.Package pkg, final @ParseFlags int parseFlags, 15909 final @ScanFlags int scanFlags, UserHandle user, String installerPackageName, 15910 String volumeUuid, PackageInstalledInfo res, int installReason) { 15911 Trace.traceBegin(TRACE_TAG_PACKAGE_MANAGER, "installNewPackage"); 15912 15913 // Remember this for later, in case we need to rollback this install 15914 String pkgName = pkg.packageName; 15915 15916 if (DEBUG_INSTALL) Slog.d(TAG, "installNewPackageLI: " + pkg); 15917 15918 synchronized(mPackages) { 15919 final String renamedPackage = mSettings.getRenamedPackageLPr(pkgName); 15920 if (renamedPackage != null) { 15921 // A package with the same name is already installed, though 15922 // it has been renamed to an older name. The package we 15923 // are trying to install should be installed as an update to 15924 // the existing one, but that has not been requested, so bail. 15925 res.setError(INSTALL_FAILED_ALREADY_EXISTS, "Attempt to re-install " + pkgName 15926 + " without first uninstalling package running as " 15927 + renamedPackage); 15928 return; 15929 } 15930 if (mPackages.containsKey(pkgName)) { 15931 // Don't allow installation over an existing package with the same name. 15932 res.setError(INSTALL_FAILED_ALREADY_EXISTS, "Attempt to re-install " + pkgName 15933 + " without first uninstalling."); 15934 return; 15935 } 15936 } 15937 15938 try { 15939 PackageParser.Package newPackage = scanPackageTracedLI(pkg, parseFlags, scanFlags, 15940 System.currentTimeMillis(), user); 15941 15942 updateSettingsLI(newPackage, installerPackageName, null, res, user, installReason); 15943 15944 if (res.returnCode == PackageManager.INSTALL_SUCCEEDED) { 15945 prepareAppDataAfterInstallLIF(newPackage); 15946 15947 } else { 15948 // Remove package from internal structures, but keep around any 15949 // data that might have already existed 15950 deletePackageLIF(pkgName, UserHandle.ALL, false, null, 15951 PackageManager.DELETE_KEEP_DATA, res.removedInfo, true, null); 15952 } 15953 } catch (PackageManagerException e) { 15954 res.setError("Package couldn't be installed in " + pkg.codePath, e); 15955 } 15956 15957 Trace.traceEnd(TRACE_TAG_PACKAGE_MANAGER); 15958 } 15959 15960 private static void updateDigest(MessageDigest digest, File file) throws IOException { 15961 try (DigestInputStream digestStream = 15962 new DigestInputStream(new FileInputStream(file), digest)) { 15963 while (digestStream.read() != -1) {} // nothing to do; just plow through the file 15964 } 15965 } 15966 15967 private void replacePackageLIF(PackageParser.Package pkg, final @ParseFlags int parseFlags, 15968 final @ScanFlags int scanFlags, UserHandle user, String installerPackageName, 15969 PackageInstalledInfo res, int installReason) { 15970 final boolean isInstantApp = (scanFlags & SCAN_AS_INSTANT_APP) != 0; 15971 15972 final PackageParser.Package oldPackage; 15973 final PackageSetting ps; 15974 final String pkgName = pkg.packageName; 15975 final int[] allUsers; 15976 final int[] installedUsers; 15977 15978 synchronized(mPackages) { 15979 oldPackage = mPackages.get(pkgName); 15980 if (DEBUG_INSTALL) Slog.d(TAG, "replacePackageLI: new=" + pkg + ", old=" + oldPackage); 15981 15982 // don't allow upgrade to target a release SDK from a pre-release SDK 15983 final boolean oldTargetsPreRelease = oldPackage.applicationInfo.targetSdkVersion 15984 == android.os.Build.VERSION_CODES.CUR_DEVELOPMENT; 15985 final boolean newTargetsPreRelease = pkg.applicationInfo.targetSdkVersion 15986 == android.os.Build.VERSION_CODES.CUR_DEVELOPMENT; 15987 if (oldTargetsPreRelease 15988 && !newTargetsPreRelease 15989 && ((parseFlags & PackageParser.PARSE_FORCE_SDK) == 0)) { 15990 Slog.w(TAG, "Can't install package targeting released sdk"); 15991 res.setReturnCode(PackageManager.INSTALL_FAILED_UPDATE_INCOMPATIBLE); 15992 return; 15993 } 15994 15995 ps = mSettings.mPackages.get(pkgName); 15996 15997 // verify signatures are valid 15998 final KeySetManagerService ksms = mSettings.mKeySetManagerService; 15999 if (ksms.shouldCheckUpgradeKeySetLocked(ps, scanFlags)) { 16000 if (!ksms.checkUpgradeKeySetLocked(ps, pkg)) { 16001 res.setError(INSTALL_FAILED_UPDATE_INCOMPATIBLE, 16002 "New package not signed by keys specified by upgrade-keysets: " 16003 + pkgName); 16004 return; 16005 } 16006 } else { 16007 16008 // default to original signature matching 16009 if (!pkg.mSigningDetails.checkCapability(oldPackage.mSigningDetails, 16010 PackageParser.SigningDetails.CertCapabilities.INSTALLED_DATA)) { 16011 res.setError(INSTALL_FAILED_UPDATE_INCOMPATIBLE, 16012 "New package has a different signature: " + pkgName); 16013 return; 16014 } 16015 } 16016 16017 // don't allow a system upgrade unless the upgrade hash matches 16018 if (oldPackage.restrictUpdateHash != null && oldPackage.isSystem()) { 16019 byte[] digestBytes = null; 16020 try { 16021 final MessageDigest digest = MessageDigest.getInstance("SHA-512"); 16022 updateDigest(digest, new File(pkg.baseCodePath)); 16023 if (!ArrayUtils.isEmpty(pkg.splitCodePaths)) { 16024 for (String path : pkg.splitCodePaths) { 16025 updateDigest(digest, new File(path)); 16026 } 16027 } 16028 digestBytes = digest.digest(); 16029 } catch (NoSuchAlgorithmException | IOException e) { 16030 res.setError(INSTALL_FAILED_INVALID_APK, 16031 "Could not compute hash: " + pkgName); 16032 return; 16033 } 16034 if (!Arrays.equals(oldPackage.restrictUpdateHash, digestBytes)) { 16035 res.setError(INSTALL_FAILED_INVALID_APK, 16036 "New package fails restrict-update check: " + pkgName); 16037 return; 16038 } 16039 // retain upgrade restriction 16040 pkg.restrictUpdateHash = oldPackage.restrictUpdateHash; 16041 } 16042 16043 // Check for shared user id changes 16044 String invalidPackageName = 16045 getParentOrChildPackageChangedSharedUser(oldPackage, pkg); 16046 if (invalidPackageName != null) { 16047 res.setError(INSTALL_FAILED_SHARED_USER_INCOMPATIBLE, 16048 "Package " + invalidPackageName + " tried to change user " 16049 + oldPackage.mSharedUserId); 16050 return; 16051 } 16052 16053 // check if the new package supports all of the abis which the old package supports 16054 boolean oldPkgSupportMultiArch = oldPackage.applicationInfo.secondaryCpuAbi != null; 16055 boolean newPkgSupportMultiArch = pkg.applicationInfo.secondaryCpuAbi != null; 16056 if (isSystemApp(oldPackage) && oldPkgSupportMultiArch && !newPkgSupportMultiArch) { 16057 res.setError(INSTALL_FAILED_UPDATE_INCOMPATIBLE, 16058 "Update to package " + pkgName + " doesn't support multi arch"); 16059 return; 16060 } 16061 16062 // In case of rollback, remember per-user/profile install state 16063 allUsers = sUserManager.getUserIds(); 16064 installedUsers = ps.queryInstalledUsers(allUsers, true); 16065 16066 // don't allow an upgrade from full to ephemeral 16067 if (isInstantApp) { 16068 if (user == null || user.getIdentifier() == UserHandle.USER_ALL) { 16069 for (int currentUser : allUsers) { 16070 if (!ps.getInstantApp(currentUser)) { 16071 // can't downgrade from full to instant 16072 Slog.w(TAG, "Can't replace full app with instant app: " + pkgName 16073 + " for user: " + currentUser); 16074 res.setReturnCode(PackageManager.INSTALL_FAILED_INSTANT_APP_INVALID); 16075 return; 16076 } 16077 } 16078 } else if (!ps.getInstantApp(user.getIdentifier())) { 16079 // can't downgrade from full to instant 16080 Slog.w(TAG, "Can't replace full app with instant app: " + pkgName 16081 + " for user: " + user.getIdentifier()); 16082 res.setReturnCode(PackageManager.INSTALL_FAILED_INSTANT_APP_INVALID); 16083 return; 16084 } 16085 } 16086 } 16087 16088 // Update what is removed 16089 res.removedInfo = new PackageRemovedInfo(this); 16090 res.removedInfo.uid = oldPackage.applicationInfo.uid; 16091 res.removedInfo.removedPackage = oldPackage.packageName; 16092 res.removedInfo.installerPackageName = ps.installerPackageName; 16093 res.removedInfo.isStaticSharedLib = pkg.staticSharedLibName != null; 16094 res.removedInfo.isUpdate = true; 16095 res.removedInfo.origUsers = installedUsers; 16096 res.removedInfo.installReasons = new SparseArray<>(installedUsers.length); 16097 for (int i = 0; i < installedUsers.length; i++) { 16098 final int userId = installedUsers[i]; 16099 res.removedInfo.installReasons.put(userId, ps.getInstallReason(userId)); 16100 } 16101 16102 final int childCount = (oldPackage.childPackages != null) 16103 ? oldPackage.childPackages.size() : 0; 16104 for (int i = 0; i < childCount; i++) { 16105 boolean childPackageUpdated = false; 16106 PackageParser.Package childPkg = oldPackage.childPackages.get(i); 16107 final PackageSetting childPs = mSettings.getPackageLPr(childPkg.packageName); 16108 if (res.addedChildPackages != null) { 16109 PackageInstalledInfo childRes = res.addedChildPackages.get(childPkg.packageName); 16110 if (childRes != null) { 16111 childRes.removedInfo.uid = childPkg.applicationInfo.uid; 16112 childRes.removedInfo.removedPackage = childPkg.packageName; 16113 if (childPs != null) { 16114 childRes.removedInfo.installerPackageName = childPs.installerPackageName; 16115 } 16116 childRes.removedInfo.isUpdate = true; 16117 childRes.removedInfo.installReasons = res.removedInfo.installReasons; 16118 childPackageUpdated = true; 16119 } 16120 } 16121 if (!childPackageUpdated) { 16122 PackageRemovedInfo childRemovedRes = new PackageRemovedInfo(this); 16123 childRemovedRes.removedPackage = childPkg.packageName; 16124 if (childPs != null) { 16125 childRemovedRes.installerPackageName = childPs.installerPackageName; 16126 } 16127 childRemovedRes.isUpdate = false; 16128 childRemovedRes.dataRemoved = true; 16129 synchronized (mPackages) { 16130 if (childPs != null) { 16131 childRemovedRes.origUsers = childPs.queryInstalledUsers(allUsers, true); 16132 } 16133 } 16134 if (res.removedInfo.removedChildPackages == null) { 16135 res.removedInfo.removedChildPackages = new ArrayMap<>(); 16136 } 16137 res.removedInfo.removedChildPackages.put(childPkg.packageName, childRemovedRes); 16138 } 16139 } 16140 16141 boolean sysPkg = (isSystemApp(oldPackage)); 16142 if (sysPkg) { 16143 // Set the system/privileged/oem/vendor/product flags as needed 16144 final boolean privileged = 16145 (oldPackage.applicationInfo.privateFlags 16146 & ApplicationInfo.PRIVATE_FLAG_PRIVILEGED) != 0; 16147 final boolean oem = 16148 (oldPackage.applicationInfo.privateFlags 16149 & ApplicationInfo.PRIVATE_FLAG_OEM) != 0; 16150 final boolean vendor = 16151 (oldPackage.applicationInfo.privateFlags 16152 & ApplicationInfo.PRIVATE_FLAG_VENDOR) != 0; 16153 final boolean product = 16154 (oldPackage.applicationInfo.privateFlags 16155 & ApplicationInfo.PRIVATE_FLAG_PRODUCT) != 0; 16156 final @ParseFlags int systemParseFlags = parseFlags; 16157 final @ScanFlags int systemScanFlags = scanFlags 16158 | SCAN_AS_SYSTEM 16159 | (privileged ? SCAN_AS_PRIVILEGED : 0) 16160 | (oem ? SCAN_AS_OEM : 0) 16161 | (vendor ? SCAN_AS_VENDOR : 0) 16162 | (product ? SCAN_AS_PRODUCT : 0); 16163 16164 replaceSystemPackageLIF(oldPackage, pkg, systemParseFlags, systemScanFlags, 16165 user, allUsers, installerPackageName, res, installReason); 16166 } else { 16167 replaceNonSystemPackageLIF(oldPackage, pkg, parseFlags, scanFlags, 16168 user, allUsers, installerPackageName, res, installReason); 16169 } 16170 } 16171 16172 @Override 16173 public List<String> getPreviousCodePaths(String packageName) { 16174 final int callingUid = Binder.getCallingUid(); 16175 final List<String> result = new ArrayList<>(); 16176 if (getInstantAppPackageName(callingUid) != null) { 16177 return result; 16178 } 16179 final PackageSetting ps = mSettings.mPackages.get(packageName); 16180 if (ps != null 16181 && ps.oldCodePaths != null 16182 && !filterAppAccessLPr(ps, callingUid, UserHandle.getUserId(callingUid))) { 16183 result.addAll(ps.oldCodePaths); 16184 } 16185 return result; 16186 } 16187 16188 private void replaceNonSystemPackageLIF(PackageParser.Package deletedPackage, 16189 PackageParser.Package pkg, final @ParseFlags int parseFlags, 16190 final @ScanFlags int scanFlags, UserHandle user, int[] allUsers, 16191 String installerPackageName, PackageInstalledInfo res, int installReason) { 16192 if (DEBUG_INSTALL) Slog.d(TAG, "replaceNonSystemPackageLI: new=" + pkg + ", old=" 16193 + deletedPackage); 16194 16195 String pkgName = deletedPackage.packageName; 16196 boolean deletedPkg = true; 16197 boolean addedPkg = false; 16198 boolean updatedSettings = false; 16199 final boolean killApp = (scanFlags & SCAN_DONT_KILL_APP) == 0; 16200 final int deleteFlags = PackageManager.DELETE_KEEP_DATA 16201 | (killApp ? 0 : PackageManager.DELETE_DONT_KILL_APP); 16202 16203 final long origUpdateTime = (pkg.mExtras != null) 16204 ? ((PackageSetting)pkg.mExtras).lastUpdateTime : 0; 16205 16206 // First delete the existing package while retaining the data directory 16207 if (!deletePackageLIF(pkgName, null, true, allUsers, deleteFlags, 16208 res.removedInfo, true, pkg)) { 16209 // If the existing package wasn't successfully deleted 16210 res.setError(INSTALL_FAILED_REPLACE_COULDNT_DELETE, "replaceNonSystemPackageLI"); 16211 deletedPkg = false; 16212 } else { 16213 // Successfully deleted the old package; proceed with replace. 16214 16215 // If deleted package lived in a container, give users a chance to 16216 // relinquish resources before killing. 16217 if (deletedPackage.isForwardLocked() || isExternal(deletedPackage)) { 16218 if (DEBUG_INSTALL) { 16219 Slog.i(TAG, "upgrading pkg " + deletedPackage + " is ASEC-hosted -> UNAVAILABLE"); 16220 } 16221 final int[] uidArray = new int[] { deletedPackage.applicationInfo.uid }; 16222 final ArrayList<String> pkgList = new ArrayList<String>(1); 16223 pkgList.add(deletedPackage.applicationInfo.packageName); 16224 sendResourcesChangedBroadcast(false, true, pkgList, uidArray, null); 16225 } 16226 16227 clearAppDataLIF(pkg, UserHandle.USER_ALL, StorageManager.FLAG_STORAGE_DE 16228 | StorageManager.FLAG_STORAGE_CE | Installer.FLAG_CLEAR_CODE_CACHE_ONLY); 16229 16230 try { 16231 final PackageParser.Package newPackage = scanPackageTracedLI(pkg, parseFlags, 16232 scanFlags | SCAN_UPDATE_TIME, System.currentTimeMillis(), user); 16233 updateSettingsLI(newPackage, installerPackageName, allUsers, res, user, 16234 installReason); 16235 16236 // Update the in-memory copy of the previous code paths. 16237 PackageSetting ps = mSettings.mPackages.get(pkgName); 16238 if (!killApp) { 16239 if (ps.oldCodePaths == null) { 16240 ps.oldCodePaths = new ArraySet<>(); 16241 } 16242 Collections.addAll(ps.oldCodePaths, deletedPackage.baseCodePath); 16243 if (deletedPackage.splitCodePaths != null) { 16244 Collections.addAll(ps.oldCodePaths, deletedPackage.splitCodePaths); 16245 } 16246 } else { 16247 ps.oldCodePaths = null; 16248 } 16249 if (ps.childPackageNames != null) { 16250 for (int i = ps.childPackageNames.size() - 1; i >= 0; --i) { 16251 final String childPkgName = ps.childPackageNames.get(i); 16252 final PackageSetting childPs = mSettings.mPackages.get(childPkgName); 16253 childPs.oldCodePaths = ps.oldCodePaths; 16254 } 16255 } 16256 // set instant app status, but, only if it's explicitly specified 16257 final boolean instantApp = (scanFlags & SCAN_AS_INSTANT_APP) != 0; 16258 final boolean fullApp = (scanFlags & SCAN_AS_FULL_APP) != 0; 16259 setInstantAppForUser(ps, user.getIdentifier(), instantApp, fullApp); 16260 prepareAppDataAfterInstallLIF(newPackage); 16261 addedPkg = true; 16262 mDexManager.notifyPackageUpdated(newPackage.packageName, 16263 newPackage.baseCodePath, newPackage.splitCodePaths); 16264 } catch (PackageManagerException e) { 16265 res.setError("Package couldn't be installed in " + pkg.codePath, e); 16266 } 16267 } 16268 16269 if (res.returnCode != PackageManager.INSTALL_SUCCEEDED) { 16270 if (DEBUG_INSTALL) Slog.d(TAG, "Install failed, rolling pack: " + pkgName); 16271 16272 // Revert all internal state mutations and added folders for the failed install 16273 if (addedPkg) { 16274 deletePackageLIF(pkgName, null, true, allUsers, deleteFlags, 16275 res.removedInfo, true, null); 16276 } 16277 16278 // Restore the old package 16279 if (deletedPkg) { 16280 if (DEBUG_INSTALL) Slog.d(TAG, "Install failed, reinstalling: " + deletedPackage); 16281 File restoreFile = new File(deletedPackage.codePath); 16282 // Parse old package 16283 boolean oldExternal = isExternal(deletedPackage); 16284 int oldParseFlags = mDefParseFlags | PackageParser.PARSE_CHATTY | 16285 (deletedPackage.isForwardLocked() ? PackageParser.PARSE_FORWARD_LOCK : 0) | 16286 (oldExternal ? PackageParser.PARSE_EXTERNAL_STORAGE : 0); 16287 int oldScanFlags = SCAN_UPDATE_SIGNATURE | SCAN_UPDATE_TIME; 16288 try { 16289 scanPackageTracedLI(restoreFile, oldParseFlags, oldScanFlags, origUpdateTime, 16290 null); 16291 } catch (PackageManagerException e) { 16292 Slog.e(TAG, "Failed to restore package : " + pkgName + " after failed upgrade: " 16293 + e.getMessage()); 16294 return; 16295 } 16296 16297 synchronized (mPackages) { 16298 // Ensure the installer package name up to date 16299 setInstallerPackageNameLPw(deletedPackage, installerPackageName); 16300 16301 // Update permissions for restored package 16302 mPermissionManager.updatePermissions( 16303 deletedPackage.packageName, deletedPackage, false, mPackages.values(), 16304 mPermissionCallback); 16305 16306 mSettings.writeLPr(); 16307 } 16308 16309 Slog.i(TAG, "Successfully restored package : " + pkgName + " after failed upgrade"); 16310 } 16311 } else { 16312 synchronized (mPackages) { 16313 PackageSetting ps = mSettings.getPackageLPr(pkg.packageName); 16314 if (ps != null) { 16315 res.removedInfo.removedForAllUsers = mPackages.get(ps.name) == null; 16316 if (res.removedInfo.removedChildPackages != null) { 16317 final int childCount = res.removedInfo.removedChildPackages.size(); 16318 // Iterate in reverse as we may modify the collection 16319 for (int i = childCount - 1; i >= 0; i--) { 16320 String childPackageName = res.removedInfo.removedChildPackages.keyAt(i); 16321 if (res.addedChildPackages.containsKey(childPackageName)) { 16322 res.removedInfo.removedChildPackages.removeAt(i); 16323 } else { 16324 PackageRemovedInfo childInfo = res.removedInfo 16325 .removedChildPackages.valueAt(i); 16326 childInfo.removedForAllUsers = mPackages.get( 16327 childInfo.removedPackage) == null; 16328 } 16329 } 16330 } 16331 } 16332 } 16333 } 16334 } 16335 16336 private void replaceSystemPackageLIF(PackageParser.Package deletedPackage, 16337 PackageParser.Package pkg, final @ParseFlags int parseFlags, 16338 final @ScanFlags int scanFlags, UserHandle user, 16339 int[] allUsers, String installerPackageName, PackageInstalledInfo res, 16340 int installReason) { 16341 if (DEBUG_INSTALL) Slog.d(TAG, "replaceSystemPackageLI: new=" + pkg 16342 + ", old=" + deletedPackage); 16343 16344 final boolean disabledSystem; 16345 16346 // Remove existing system package 16347 removePackageLI(deletedPackage, true); 16348 16349 synchronized (mPackages) { 16350 disabledSystem = disableSystemPackageLPw(deletedPackage, pkg); 16351 } 16352 if (!disabledSystem) { 16353 // We didn't need to disable the .apk as a current system package, 16354 // which means we are replacing another update that is already 16355 // installed. We need to make sure to delete the older one's .apk. 16356 res.removedInfo.args = createInstallArgsForExisting(0, 16357 deletedPackage.applicationInfo.getCodePath(), 16358 deletedPackage.applicationInfo.getResourcePath(), 16359 getAppDexInstructionSets(deletedPackage.applicationInfo)); 16360 } else { 16361 res.removedInfo.args = null; 16362 } 16363 16364 // Successfully disabled the old package. Now proceed with re-installation 16365 clearAppDataLIF(pkg, UserHandle.USER_ALL, StorageManager.FLAG_STORAGE_DE 16366 | StorageManager.FLAG_STORAGE_CE | Installer.FLAG_CLEAR_CODE_CACHE_ONLY); 16367 16368 res.setReturnCode(PackageManager.INSTALL_SUCCEEDED); 16369 pkg.setApplicationInfoFlags(ApplicationInfo.FLAG_UPDATED_SYSTEM_APP, 16370 ApplicationInfo.FLAG_UPDATED_SYSTEM_APP); 16371 16372 PackageParser.Package newPackage = null; 16373 try { 16374 // Add the package to the internal data structures 16375 newPackage = scanPackageTracedLI(pkg, parseFlags, scanFlags, 0, user); 16376 16377 // Set the update and install times 16378 PackageSetting deletedPkgSetting = (PackageSetting) deletedPackage.mExtras; 16379 setInstallAndUpdateTime(newPackage, deletedPkgSetting.firstInstallTime, 16380 System.currentTimeMillis()); 16381 16382 // Update the package dynamic state if succeeded 16383 if (res.returnCode == PackageManager.INSTALL_SUCCEEDED) { 16384 // Now that the install succeeded make sure we remove data 16385 // directories for any child package the update removed. 16386 final int deletedChildCount = (deletedPackage.childPackages != null) 16387 ? deletedPackage.childPackages.size() : 0; 16388 final int newChildCount = (newPackage.childPackages != null) 16389 ? newPackage.childPackages.size() : 0; 16390 for (int i = 0; i < deletedChildCount; i++) { 16391 PackageParser.Package deletedChildPkg = deletedPackage.childPackages.get(i); 16392 boolean childPackageDeleted = true; 16393 for (int j = 0; j < newChildCount; j++) { 16394 PackageParser.Package newChildPkg = newPackage.childPackages.get(j); 16395 if (deletedChildPkg.packageName.equals(newChildPkg.packageName)) { 16396 childPackageDeleted = false; 16397 break; 16398 } 16399 } 16400 if (childPackageDeleted) { 16401 PackageSetting ps = mSettings.getDisabledSystemPkgLPr( 16402 deletedChildPkg.packageName); 16403 if (ps != null && res.removedInfo.removedChildPackages != null) { 16404 PackageRemovedInfo removedChildRes = res.removedInfo 16405 .removedChildPackages.get(deletedChildPkg.packageName); 16406 removePackageDataLIF(ps, allUsers, removedChildRes, 0, false); 16407 removedChildRes.removedForAllUsers = mPackages.get(ps.name) == null; 16408 } 16409 } 16410 } 16411 16412 updateSettingsLI(newPackage, installerPackageName, allUsers, res, user, 16413 installReason); 16414 prepareAppDataAfterInstallLIF(newPackage); 16415 16416 mDexManager.notifyPackageUpdated(newPackage.packageName, 16417 newPackage.baseCodePath, newPackage.splitCodePaths); 16418 } 16419 } catch (PackageManagerException e) { 16420 res.setReturnCode(INSTALL_FAILED_INTERNAL_ERROR); 16421 res.setError("Package couldn't be installed in " + pkg.codePath, e); 16422 } 16423 16424 if (res.returnCode != PackageManager.INSTALL_SUCCEEDED) { 16425 // Re installation failed. Restore old information 16426 // Remove new pkg information 16427 if (newPackage != null) { 16428 removeInstalledPackageLI(newPackage, true); 16429 } 16430 // Add back the old system package 16431 try { 16432 scanPackageTracedLI(deletedPackage, parseFlags, SCAN_UPDATE_SIGNATURE, 0, user); 16433 } catch (PackageManagerException e) { 16434 Slog.e(TAG, "Failed to restore original package: " + e.getMessage()); 16435 } 16436 16437 synchronized (mPackages) { 16438 if (disabledSystem) { 16439 enableSystemPackageLPw(deletedPackage); 16440 } 16441 16442 // Ensure the installer package name up to date 16443 setInstallerPackageNameLPw(deletedPackage, installerPackageName); 16444 16445 // Update permissions for restored package 16446 mPermissionManager.updatePermissions( 16447 deletedPackage.packageName, deletedPackage, false, mPackages.values(), 16448 mPermissionCallback); 16449 16450 mSettings.writeLPr(); 16451 } 16452 16453 Slog.i(TAG, "Successfully restored package : " + deletedPackage.packageName 16454 + " after failed upgrade"); 16455 } 16456 } 16457 16458 /** 16459 * Checks whether the parent or any of the child packages have a change shared 16460 * user. For a package to be a valid update the shred users of the parent and 16461 * the children should match. We may later support changing child shared users. 16462 * @param oldPkg The updated package. 16463 * @param newPkg The update package. 16464 * @return The shared user that change between the versions. 16465 */ 16466 private String getParentOrChildPackageChangedSharedUser(PackageParser.Package oldPkg, 16467 PackageParser.Package newPkg) { 16468 // Check parent shared user 16469 if (!Objects.equals(oldPkg.mSharedUserId, newPkg.mSharedUserId)) { 16470 return newPkg.packageName; 16471 } 16472 // Check child shared users 16473 final int oldChildCount = (oldPkg.childPackages != null) ? oldPkg.childPackages.size() : 0; 16474 final int newChildCount = (newPkg.childPackages != null) ? newPkg.childPackages.size() : 0; 16475 for (int i = 0; i < newChildCount; i++) { 16476 PackageParser.Package newChildPkg = newPkg.childPackages.get(i); 16477 // If this child was present, did it have the same shared user? 16478 for (int j = 0; j < oldChildCount; j++) { 16479 PackageParser.Package oldChildPkg = oldPkg.childPackages.get(j); 16480 if (newChildPkg.packageName.equals(oldChildPkg.packageName) 16481 && !Objects.equals(newChildPkg.mSharedUserId, oldChildPkg.mSharedUserId)) { 16482 return newChildPkg.packageName; 16483 } 16484 } 16485 } 16486 return null; 16487 } 16488 16489 private void removeNativeBinariesLI(PackageSetting ps) { 16490 // Remove the lib path for the parent package 16491 if (ps != null) { 16492 NativeLibraryHelper.removeNativeBinariesLI(ps.legacyNativeLibraryPathString); 16493 // Remove the lib path for the child packages 16494 final int childCount = (ps.childPackageNames != null) ? ps.childPackageNames.size() : 0; 16495 for (int i = 0; i < childCount; i++) { 16496 PackageSetting childPs = null; 16497 synchronized (mPackages) { 16498 childPs = mSettings.getPackageLPr(ps.childPackageNames.get(i)); 16499 } 16500 if (childPs != null) { 16501 NativeLibraryHelper.removeNativeBinariesLI(childPs 16502 .legacyNativeLibraryPathString); 16503 } 16504 } 16505 } 16506 } 16507 16508 private void enableSystemPackageLPw(PackageParser.Package pkg) { 16509 // Enable the parent package 16510 mSettings.enableSystemPackageLPw(pkg.packageName); 16511 // Enable the child packages 16512 final int childCount = (pkg.childPackages != null) ? pkg.childPackages.size() : 0; 16513 for (int i = 0; i < childCount; i++) { 16514 PackageParser.Package childPkg = pkg.childPackages.get(i); 16515 mSettings.enableSystemPackageLPw(childPkg.packageName); 16516 } 16517 } 16518 16519 private boolean disableSystemPackageLPw(PackageParser.Package oldPkg, 16520 PackageParser.Package newPkg) { 16521 // Disable the parent package (parent always replaced) 16522 boolean disabled = mSettings.disableSystemPackageLPw(oldPkg.packageName, true); 16523 // Disable the child packages 16524 final int childCount = (oldPkg.childPackages != null) ? oldPkg.childPackages.size() : 0; 16525 for (int i = 0; i < childCount; i++) { 16526 PackageParser.Package childPkg = oldPkg.childPackages.get(i); 16527 final boolean replace = newPkg.hasChildPackage(childPkg.packageName); 16528 disabled |= mSettings.disableSystemPackageLPw(childPkg.packageName, replace); 16529 } 16530 return disabled; 16531 } 16532 16533 private void setInstallerPackageNameLPw(PackageParser.Package pkg, 16534 String installerPackageName) { 16535 // Enable the parent package 16536 mSettings.setInstallerPackageName(pkg.packageName, installerPackageName); 16537 // Enable the child packages 16538 final int childCount = (pkg.childPackages != null) ? pkg.childPackages.size() : 0; 16539 for (int i = 0; i < childCount; i++) { 16540 PackageParser.Package childPkg = pkg.childPackages.get(i); 16541 mSettings.setInstallerPackageName(childPkg.packageName, installerPackageName); 16542 } 16543 } 16544 16545 private void updateSettingsLI(PackageParser.Package newPackage, String installerPackageName, 16546 int[] allUsers, PackageInstalledInfo res, UserHandle user, int installReason) { 16547 // Update the parent package setting 16548 updateSettingsInternalLI(newPackage, installerPackageName, allUsers, res.origUsers, 16549 res, user, installReason); 16550 // Update the child packages setting 16551 final int childCount = (newPackage.childPackages != null) 16552 ? newPackage.childPackages.size() : 0; 16553 for (int i = 0; i < childCount; i++) { 16554 PackageParser.Package childPackage = newPackage.childPackages.get(i); 16555 PackageInstalledInfo childRes = res.addedChildPackages.get(childPackage.packageName); 16556 updateSettingsInternalLI(childPackage, installerPackageName, allUsers, 16557 childRes.origUsers, childRes, user, installReason); 16558 } 16559 } 16560 16561 private void updateSettingsInternalLI(PackageParser.Package pkg, 16562 String installerPackageName, int[] allUsers, int[] installedForUsers, 16563 PackageInstalledInfo res, UserHandle user, int installReason) { 16564 Trace.traceBegin(TRACE_TAG_PACKAGE_MANAGER, "updateSettings"); 16565 16566 final String pkgName = pkg.packageName; 16567 16568 if (DEBUG_INSTALL) Slog.d(TAG, "New package installed in " + pkg.codePath); 16569 synchronized (mPackages) { 16570// NOTE: This changes slightly to include UPDATE_PERMISSIONS_ALL regardless of the size of pkg.permissions 16571 mPermissionManager.updatePermissions(pkg.packageName, pkg, true, mPackages.values(), 16572 mPermissionCallback); 16573 // For system-bundled packages, we assume that installing an upgraded version 16574 // of the package implies that the user actually wants to run that new code, 16575 // so we enable the package. 16576 PackageSetting ps = mSettings.mPackages.get(pkgName); 16577 final int userId = user.getIdentifier(); 16578 if (ps != null) { 16579 if (isSystemApp(pkg)) { 16580 if (DEBUG_INSTALL) { 16581 Slog.d(TAG, "Implicitly enabling system package on upgrade: " + pkgName); 16582 } 16583 // Enable system package for requested users 16584 if (res.origUsers != null) { 16585 for (int origUserId : res.origUsers) { 16586 if (userId == UserHandle.USER_ALL || userId == origUserId) { 16587 ps.setEnabled(COMPONENT_ENABLED_STATE_DEFAULT, 16588 origUserId, installerPackageName); 16589 } 16590 } 16591 } 16592 // Also convey the prior install/uninstall state 16593 if (allUsers != null && installedForUsers != null) { 16594 for (int currentUserId : allUsers) { 16595 final boolean installed = ArrayUtils.contains( 16596 installedForUsers, currentUserId); 16597 if (DEBUG_INSTALL) { 16598 Slog.d(TAG, " user " + currentUserId + " => " + installed); 16599 } 16600 ps.setInstalled(installed, currentUserId); 16601 } 16602 // these install state changes will be persisted in the 16603 // upcoming call to mSettings.writeLPr(). 16604 } 16605 } 16606 // It's implied that when a user requests installation, they want the app to be 16607 // installed and enabled. 16608 if (userId != UserHandle.USER_ALL) { 16609 ps.setInstalled(true, userId); 16610 ps.setEnabled(COMPONENT_ENABLED_STATE_DEFAULT, userId, installerPackageName); 16611 } else { 16612 for (int currentUserId : sUserManager.getUserIds()) { 16613 ps.setInstalled(true, currentUserId); 16614 ps.setEnabled(COMPONENT_ENABLED_STATE_DEFAULT, currentUserId, 16615 installerPackageName); 16616 } 16617 } 16618 16619 // When replacing an existing package, preserve the original install reason for all 16620 // users that had the package installed before. 16621 final Set<Integer> previousUserIds = new ArraySet<>(); 16622 if (res.removedInfo != null && res.removedInfo.installReasons != null) { 16623 final int installReasonCount = res.removedInfo.installReasons.size(); 16624 for (int i = 0; i < installReasonCount; i++) { 16625 final int previousUserId = res.removedInfo.installReasons.keyAt(i); 16626 final int previousInstallReason = res.removedInfo.installReasons.valueAt(i); 16627 ps.setInstallReason(previousInstallReason, previousUserId); 16628 previousUserIds.add(previousUserId); 16629 } 16630 } 16631 16632 // Set install reason for users that are having the package newly installed. 16633 if (userId == UserHandle.USER_ALL) { 16634 for (int currentUserId : sUserManager.getUserIds()) { 16635 if (!previousUserIds.contains(currentUserId)) { 16636 ps.setInstallReason(installReason, currentUserId); 16637 } 16638 } 16639 } else if (!previousUserIds.contains(userId)) { 16640 ps.setInstallReason(installReason, userId); 16641 } 16642 mSettings.writeKernelMappingLPr(ps); 16643 } 16644 res.name = pkgName; 16645 res.uid = pkg.applicationInfo.uid; 16646 res.pkg = pkg; 16647 mSettings.setInstallerPackageName(pkgName, installerPackageName); 16648 res.setReturnCode(PackageManager.INSTALL_SUCCEEDED); 16649 //to update install status 16650 Trace.traceBegin(TRACE_TAG_PACKAGE_MANAGER, "writeSettings"); 16651 mSettings.writeLPr(); 16652 Trace.traceEnd(TRACE_TAG_PACKAGE_MANAGER); 16653 } 16654 16655 Trace.traceEnd(TRACE_TAG_PACKAGE_MANAGER); 16656 } 16657 16658 private void installPackageTracedLI(InstallArgs args, PackageInstalledInfo res) { 16659 try { 16660 Trace.traceBegin(TRACE_TAG_PACKAGE_MANAGER, "installPackage"); 16661 installPackageLI(args, res); 16662 } finally { 16663 Trace.traceEnd(TRACE_TAG_PACKAGE_MANAGER); 16664 } 16665 } 16666 16667 private void installPackageLI(InstallArgs args, PackageInstalledInfo res) { 16668 final int installFlags = args.installFlags; 16669 final String installerPackageName = args.installerPackageName; 16670 final String volumeUuid = args.volumeUuid; 16671 final File tmpPackageFile = new File(args.getCodePath()); 16672 final boolean forwardLocked = ((installFlags & PackageManager.INSTALL_FORWARD_LOCK) != 0); 16673 final boolean onExternal = (((installFlags & PackageManager.INSTALL_EXTERNAL) != 0) 16674 || (args.volumeUuid != null)); 16675 final boolean instantApp = ((installFlags & PackageManager.INSTALL_INSTANT_APP) != 0); 16676 final boolean fullApp = ((installFlags & PackageManager.INSTALL_FULL_APP) != 0); 16677 final boolean forceSdk = ((installFlags & PackageManager.INSTALL_FORCE_SDK) != 0); 16678 final boolean virtualPreload = 16679 ((installFlags & PackageManager.INSTALL_VIRTUAL_PRELOAD) != 0); 16680 boolean replace = false; 16681 @ScanFlags int scanFlags = SCAN_NEW_INSTALL | SCAN_UPDATE_SIGNATURE; 16682 if (args.move != null) { 16683 // moving a complete application; perform an initial scan on the new install location 16684 scanFlags |= SCAN_INITIAL; 16685 } 16686 if ((installFlags & PackageManager.INSTALL_DONT_KILL_APP) != 0) { 16687 scanFlags |= SCAN_DONT_KILL_APP; 16688 } 16689 if (instantApp) { 16690 scanFlags |= SCAN_AS_INSTANT_APP; 16691 } 16692 if (fullApp) { 16693 scanFlags |= SCAN_AS_FULL_APP; 16694 } 16695 if (virtualPreload) { 16696 scanFlags |= SCAN_AS_VIRTUAL_PRELOAD; 16697 } 16698 16699 // Result object to be returned 16700 res.setReturnCode(PackageManager.INSTALL_SUCCEEDED); 16701 res.installerPackageName = installerPackageName; 16702 16703 if (DEBUG_INSTALL) Slog.d(TAG, "installPackageLI: path=" + tmpPackageFile); 16704 16705 // Sanity check 16706 if (instantApp && (forwardLocked || onExternal)) { 16707 Slog.i(TAG, "Incompatible ephemeral install; fwdLocked=" + forwardLocked 16708 + " external=" + onExternal); 16709 res.setReturnCode(PackageManager.INSTALL_FAILED_INSTANT_APP_INVALID); 16710 return; 16711 } 16712 16713 // Retrieve PackageSettings and parse package 16714 @ParseFlags final int parseFlags = mDefParseFlags | PackageParser.PARSE_CHATTY 16715 | PackageParser.PARSE_ENFORCE_CODE 16716 | (forwardLocked ? PackageParser.PARSE_FORWARD_LOCK : 0) 16717 | (onExternal ? PackageParser.PARSE_EXTERNAL_STORAGE : 0) 16718 | (forceSdk ? PackageParser.PARSE_FORCE_SDK : 0); 16719 PackageParser pp = new PackageParser(); 16720 pp.setSeparateProcesses(mSeparateProcesses); 16721 pp.setDisplayMetrics(mMetrics); 16722 pp.setCallback(mPackageParserCallback); 16723 16724 Trace.traceBegin(TRACE_TAG_PACKAGE_MANAGER, "parsePackage"); 16725 final PackageParser.Package pkg; 16726 try { 16727 pkg = pp.parsePackage(tmpPackageFile, parseFlags); 16728 DexMetadataHelper.validatePackageDexMetadata(pkg); 16729 } catch (PackageParserException e) { 16730 res.setError("Failed parse during installPackageLI", e); 16731 return; 16732 } finally { 16733 Trace.traceEnd(TRACE_TAG_PACKAGE_MANAGER); 16734 } 16735 16736 // Instant apps have several additional install-time checks. 16737 if (instantApp) { 16738 if (pkg.applicationInfo.targetSdkVersion < Build.VERSION_CODES.O) { 16739 Slog.w(TAG, 16740 "Instant app package " + pkg.packageName + " does not target at least O"); 16741 res.setError(INSTALL_FAILED_INSTANT_APP_INVALID, 16742 "Instant app package must target at least O"); 16743 return; 16744 } 16745 if (pkg.applicationInfo.targetSandboxVersion != 2) { 16746 Slog.w(TAG, "Instant app package " + pkg.packageName 16747 + " does not target targetSandboxVersion 2"); 16748 res.setError(INSTALL_FAILED_INSTANT_APP_INVALID, 16749 "Instant app package must use targetSandboxVersion 2"); 16750 return; 16751 } 16752 if (pkg.mSharedUserId != null) { 16753 Slog.w(TAG, "Instant app package " + pkg.packageName 16754 + " may not declare sharedUserId."); 16755 res.setError(INSTALL_FAILED_INSTANT_APP_INVALID, 16756 "Instant app package may not declare a sharedUserId"); 16757 return; 16758 } 16759 } 16760 16761 if (pkg.applicationInfo.isStaticSharedLibrary()) { 16762 // Static shared libraries have synthetic package names 16763 renameStaticSharedLibraryPackage(pkg); 16764 16765 // No static shared libs on external storage 16766 if (onExternal) { 16767 Slog.i(TAG, "Static shared libs can only be installed on internal storage."); 16768 res.setError(INSTALL_FAILED_INVALID_INSTALL_LOCATION, 16769 "Packages declaring static-shared libs cannot be updated"); 16770 return; 16771 } 16772 } 16773 16774 // If we are installing a clustered package add results for the children 16775 if (pkg.childPackages != null) { 16776 synchronized (mPackages) { 16777 final int childCount = pkg.childPackages.size(); 16778 for (int i = 0; i < childCount; i++) { 16779 PackageParser.Package childPkg = pkg.childPackages.get(i); 16780 PackageInstalledInfo childRes = new PackageInstalledInfo(); 16781 childRes.setReturnCode(PackageManager.INSTALL_SUCCEEDED); 16782 childRes.pkg = childPkg; 16783 childRes.name = childPkg.packageName; 16784 PackageSetting childPs = mSettings.getPackageLPr(childPkg.packageName); 16785 if (childPs != null) { 16786 childRes.origUsers = childPs.queryInstalledUsers( 16787 sUserManager.getUserIds(), true); 16788 } 16789 if ((mPackages.containsKey(childPkg.packageName))) { 16790 childRes.removedInfo = new PackageRemovedInfo(this); 16791 childRes.removedInfo.removedPackage = childPkg.packageName; 16792 childRes.removedInfo.installerPackageName = childPs.installerPackageName; 16793 } 16794 if (res.addedChildPackages == null) { 16795 res.addedChildPackages = new ArrayMap<>(); 16796 } 16797 res.addedChildPackages.put(childPkg.packageName, childRes); 16798 } 16799 } 16800 } 16801 16802 // If package doesn't declare API override, mark that we have an install 16803 // time CPU ABI override. 16804 if (TextUtils.isEmpty(pkg.cpuAbiOverride)) { 16805 pkg.cpuAbiOverride = args.abiOverride; 16806 } 16807 16808 String pkgName = res.name = pkg.packageName; 16809 if ((pkg.applicationInfo.flags&ApplicationInfo.FLAG_TEST_ONLY) != 0) { 16810 if ((installFlags & PackageManager.INSTALL_ALLOW_TEST) == 0) { 16811 res.setError(INSTALL_FAILED_TEST_ONLY, "installPackageLI"); 16812 return; 16813 } 16814 } 16815 16816 try { 16817 // either use what we've been given or parse directly from the APK 16818 if (args.signingDetails != PackageParser.SigningDetails.UNKNOWN) { 16819 pkg.setSigningDetails(args.signingDetails); 16820 } else { 16821 PackageParser.collectCertificates(pkg, false /* skipVerify */); 16822 } 16823 } catch (PackageParserException e) { 16824 res.setError("Failed collect during installPackageLI", e); 16825 return; 16826 } 16827 16828 if (instantApp && pkg.mSigningDetails.signatureSchemeVersion 16829 < SignatureSchemeVersion.SIGNING_BLOCK_V2) { 16830 Slog.w(TAG, "Instant app package " + pkg.packageName 16831 + " is not signed with at least APK Signature Scheme v2"); 16832 res.setError(INSTALL_FAILED_INSTANT_APP_INVALID, 16833 "Instant app package must be signed with APK Signature Scheme v2 or greater"); 16834 return; 16835 } 16836 16837 // Get rid of all references to package scan path via parser. 16838 pp = null; 16839 String oldCodePath = null; 16840 boolean systemApp = false; 16841 synchronized (mPackages) { 16842 // Check if installing already existing package 16843 if ((installFlags & PackageManager.INSTALL_REPLACE_EXISTING) != 0) { 16844 String oldName = mSettings.getRenamedPackageLPr(pkgName); 16845 if (pkg.mOriginalPackages != null 16846 && pkg.mOriginalPackages.contains(oldName) 16847 && mPackages.containsKey(oldName)) { 16848 // This package is derived from an original package, 16849 // and this device has been updating from that original 16850 // name. We must continue using the original name, so 16851 // rename the new package here. 16852 pkg.setPackageName(oldName); 16853 pkgName = pkg.packageName; 16854 replace = true; 16855 if (DEBUG_INSTALL) Slog.d(TAG, "Replacing existing renamed package: oldName=" 16856 + oldName + " pkgName=" + pkgName); 16857 } else if (mPackages.containsKey(pkgName)) { 16858 // This package, under its official name, already exists 16859 // on the device; we should replace it. 16860 replace = true; 16861 if (DEBUG_INSTALL) Slog.d(TAG, "Replace existing pacakge: " + pkgName); 16862 } 16863 16864 // Child packages are installed through the parent package 16865 if (pkg.parentPackage != null) { 16866 res.setError(PackageManager.INSTALL_PARSE_FAILED_BAD_PACKAGE_NAME, 16867 "Package " + pkg.packageName + " is child of package " 16868 + pkg.parentPackage.parentPackage + ". Child packages " 16869 + "can be updated only through the parent package."); 16870 return; 16871 } 16872 16873 if (replace) { 16874 // Prevent apps opting out from runtime permissions 16875 PackageParser.Package oldPackage = mPackages.get(pkgName); 16876 final int oldTargetSdk = oldPackage.applicationInfo.targetSdkVersion; 16877 final int newTargetSdk = pkg.applicationInfo.targetSdkVersion; 16878 if (oldTargetSdk > Build.VERSION_CODES.LOLLIPOP_MR1 16879 && newTargetSdk <= Build.VERSION_CODES.LOLLIPOP_MR1) { 16880 res.setError(PackageManager.INSTALL_FAILED_PERMISSION_MODEL_DOWNGRADE, 16881 "Package " + pkg.packageName + " new target SDK " + newTargetSdk 16882 + " doesn't support runtime permissions but the old" 16883 + " target SDK " + oldTargetSdk + " does."); 16884 return; 16885 } 16886 // Prevent persistent apps from being updated 16887 if ((oldPackage.applicationInfo.flags & ApplicationInfo.FLAG_PERSISTENT) != 0) { 16888 res.setError(PackageManager.INSTALL_FAILED_INVALID_APK, 16889 "Package " + oldPackage.packageName + " is a persistent app. " 16890 + "Persistent apps are not updateable."); 16891 return; 16892 } 16893 // Prevent apps from downgrading their targetSandbox. 16894 final int oldTargetSandbox = oldPackage.applicationInfo.targetSandboxVersion; 16895 final int newTargetSandbox = pkg.applicationInfo.targetSandboxVersion; 16896 if (oldTargetSandbox == 2 && newTargetSandbox != 2) { 16897 res.setError(PackageManager.INSTALL_FAILED_SANDBOX_VERSION_DOWNGRADE, 16898 "Package " + pkg.packageName + " new target sandbox " 16899 + newTargetSandbox + " is incompatible with the previous value of" 16900 + oldTargetSandbox + "."); 16901 return; 16902 } 16903 16904 // Prevent installing of child packages 16905 if (oldPackage.parentPackage != null) { 16906 res.setError(PackageManager.INSTALL_PARSE_FAILED_BAD_PACKAGE_NAME, 16907 "Package " + pkg.packageName + " is child of package " 16908 + oldPackage.parentPackage + ". Child packages " 16909 + "can be updated only through the parent package."); 16910 return; 16911 } 16912 } 16913 } 16914 16915 PackageSetting ps = mSettings.mPackages.get(pkgName); 16916 if (ps != null) { 16917 if (DEBUG_INSTALL) Slog.d(TAG, "Existing package: " + ps); 16918 16919 // Static shared libs have same package with different versions where 16920 // we internally use a synthetic package name to allow multiple versions 16921 // of the same package, therefore we need to compare signatures against 16922 // the package setting for the latest library version. 16923 PackageSetting signatureCheckPs = ps; 16924 if (pkg.applicationInfo.isStaticSharedLibrary()) { 16925 SharedLibraryEntry libraryEntry = getLatestSharedLibraVersionLPr(pkg); 16926 if (libraryEntry != null) { 16927 signatureCheckPs = mSettings.getPackageLPr(libraryEntry.apk); 16928 } 16929 } 16930 16931 // Quick sanity check that we're signed correctly if updating; 16932 // we'll check this again later when scanning, but we want to 16933 // bail early here before tripping over redefined permissions. 16934 final KeySetManagerService ksms = mSettings.mKeySetManagerService; 16935 if (ksms.shouldCheckUpgradeKeySetLocked(signatureCheckPs, scanFlags)) { 16936 if (!ksms.checkUpgradeKeySetLocked(signatureCheckPs, pkg)) { 16937 res.setError(INSTALL_FAILED_UPDATE_INCOMPATIBLE, "Package " 16938 + pkg.packageName + " upgrade keys do not match the " 16939 + "previously installed version"); 16940 return; 16941 } 16942 } else { 16943 try { 16944 final boolean compareCompat = isCompatSignatureUpdateNeeded(pkg); 16945 final boolean compareRecover = isRecoverSignatureUpdateNeeded(pkg); 16946 // We don't care about disabledPkgSetting on install for now. 16947 final boolean compatMatch = verifySignatures( 16948 signatureCheckPs, null, pkg.mSigningDetails, compareCompat, 16949 compareRecover); 16950 // The new KeySets will be re-added later in the scanning process. 16951 if (compatMatch) { 16952 synchronized (mPackages) { 16953 ksms.removeAppKeySetDataLPw(pkg.packageName); 16954 } 16955 } 16956 } catch (PackageManagerException e) { 16957 res.setError(e.error, e.getMessage()); 16958 return; 16959 } 16960 } 16961 16962 oldCodePath = mSettings.mPackages.get(pkgName).codePathString; 16963 if (ps.pkg != null && ps.pkg.applicationInfo != null) { 16964 systemApp = (ps.pkg.applicationInfo.flags & 16965 ApplicationInfo.FLAG_SYSTEM) != 0; 16966 } 16967 res.origUsers = ps.queryInstalledUsers(sUserManager.getUserIds(), true); 16968 } 16969 16970 int N = pkg.permissions.size(); 16971 for (int i = N-1; i >= 0; i--) { 16972 final PackageParser.Permission perm = pkg.permissions.get(i); 16973 final BasePermission bp = 16974 (BasePermission) mPermissionManager.getPermissionTEMP(perm.info.name); 16975 16976 // Don't allow anyone but the system to define ephemeral permissions. 16977 if ((perm.info.protectionLevel & PermissionInfo.PROTECTION_FLAG_INSTANT) != 0 16978 && !systemApp) { 16979 Slog.w(TAG, "Non-System package " + pkg.packageName 16980 + " attempting to delcare ephemeral permission " 16981 + perm.info.name + "; Removing ephemeral."); 16982 perm.info.protectionLevel &= ~PermissionInfo.PROTECTION_FLAG_INSTANT; 16983 } 16984 16985 // Check whether the newly-scanned package wants to define an already-defined perm 16986 if (bp != null) { 16987 // If the defining package is signed with our cert, it's okay. This 16988 // also includes the "updating the same package" case, of course. 16989 // "updating same package" could also involve key-rotation. 16990 final boolean sigsOk; 16991 final String sourcePackageName = bp.getSourcePackageName(); 16992 final PackageSettingBase sourcePackageSetting = bp.getSourcePackageSetting(); 16993 final KeySetManagerService ksms = mSettings.mKeySetManagerService; 16994 if (sourcePackageName.equals(pkg.packageName) 16995 && (ksms.shouldCheckUpgradeKeySetLocked( 16996 sourcePackageSetting, scanFlags))) { 16997 sigsOk = ksms.checkUpgradeKeySetLocked(sourcePackageSetting, pkg); 16998 } else { 16999 17000 // in the event of signing certificate rotation, we need to see if the 17001 // package's certificate has rotated from the current one, or if it is an 17002 // older certificate with which the current is ok with sharing permissions 17003 if (sourcePackageSetting.signatures.mSigningDetails.checkCapability( 17004 pkg.mSigningDetails, 17005 PackageParser.SigningDetails.CertCapabilities.PERMISSION)) { 17006 sigsOk = true; 17007 } else if (pkg.mSigningDetails.checkCapability( 17008 sourcePackageSetting.signatures.mSigningDetails, 17009 PackageParser.SigningDetails.CertCapabilities.PERMISSION)) { 17010 17011 // the scanned package checks out, has signing certificate rotation 17012 // history, and is newer; bring it over 17013 sourcePackageSetting.signatures.mSigningDetails = pkg.mSigningDetails; 17014 sigsOk = true; 17015 } else { 17016 sigsOk = false; 17017 } 17018 } 17019 if (!sigsOk) { 17020 // If the owning package is the system itself, we log but allow 17021 // install to proceed; we fail the install on all other permission 17022 // redefinitions. 17023 if (!sourcePackageName.equals("android")) { 17024 res.setError(INSTALL_FAILED_DUPLICATE_PERMISSION, "Package " 17025 + pkg.packageName + " attempting to redeclare permission " 17026 + perm.info.name + " already owned by " + sourcePackageName); 17027 res.origPermission = perm.info.name; 17028 res.origPackage = sourcePackageName; 17029 return; 17030 } else { 17031 Slog.w(TAG, "Package " + pkg.packageName 17032 + " attempting to redeclare system permission " 17033 + perm.info.name + "; ignoring new declaration"); 17034 pkg.permissions.remove(i); 17035 } 17036 } else if (!PLATFORM_PACKAGE_NAME.equals(pkg.packageName)) { 17037 // Prevent apps to change protection level to dangerous from any other 17038 // type as this would allow a privilege escalation where an app adds a 17039 // normal/signature permission in other app's group and later redefines 17040 // it as dangerous leading to the group auto-grant. 17041 if ((perm.info.protectionLevel & PermissionInfo.PROTECTION_MASK_BASE) 17042 == PermissionInfo.PROTECTION_DANGEROUS) { 17043 if (bp != null && !bp.isRuntime()) { 17044 Slog.w(TAG, "Package " + pkg.packageName + " trying to change a " 17045 + "non-runtime permission " + perm.info.name 17046 + " to runtime; keeping old protection level"); 17047 perm.info.protectionLevel = bp.getProtectionLevel(); 17048 } 17049 } 17050 } 17051 } 17052 } 17053 } 17054 17055 if (systemApp) { 17056 if (onExternal) { 17057 // Abort update; system app can't be replaced with app on sdcard 17058 res.setError(INSTALL_FAILED_INVALID_INSTALL_LOCATION, 17059 "Cannot install updates to system apps on sdcard"); 17060 return; 17061 } else if (instantApp) { 17062 // Abort update; system app can't be replaced with an instant app 17063 res.setError(INSTALL_FAILED_INSTANT_APP_INVALID, 17064 "Cannot update a system app with an instant app"); 17065 return; 17066 } 17067 } 17068 17069 if (args.move != null) { 17070 // We did an in-place move, so dex is ready to roll 17071 scanFlags |= SCAN_NO_DEX; 17072 scanFlags |= SCAN_MOVE; 17073 17074 synchronized (mPackages) { 17075 final PackageSetting ps = mSettings.mPackages.get(pkgName); 17076 if (ps == null) { 17077 res.setError(INSTALL_FAILED_INTERNAL_ERROR, 17078 "Missing settings for moved package " + pkgName); 17079 } 17080 17081 // We moved the entire application as-is, so bring over the 17082 // previously derived ABI information. 17083 pkg.applicationInfo.primaryCpuAbi = ps.primaryCpuAbiString; 17084 pkg.applicationInfo.secondaryCpuAbi = ps.secondaryCpuAbiString; 17085 } 17086 17087 } else if (!forwardLocked && !pkg.applicationInfo.isExternalAsec()) { 17088 // Enable SCAN_NO_DEX flag to skip dexopt at a later stage 17089 scanFlags |= SCAN_NO_DEX; 17090 17091 try { 17092 String abiOverride = (TextUtils.isEmpty(pkg.cpuAbiOverride) ? 17093 args.abiOverride : pkg.cpuAbiOverride); 17094 final boolean extractNativeLibs = !pkg.isLibrary(); 17095 derivePackageAbi(pkg, abiOverride, extractNativeLibs); 17096 } catch (PackageManagerException pme) { 17097 Slog.e(TAG, "Error deriving application ABI", pme); 17098 res.setError(INSTALL_FAILED_INTERNAL_ERROR, "Error deriving application ABI"); 17099 return; 17100 } 17101 17102 // Shared libraries for the package need to be updated. 17103 synchronized (mPackages) { 17104 try { 17105 updateSharedLibrariesLPr(pkg, null); 17106 } catch (PackageManagerException e) { 17107 Slog.e(TAG, "updateAllSharedLibrariesLPw failed: " + e.getMessage()); 17108 } 17109 } 17110 } 17111 17112 if (!args.doRename(res.returnCode, pkg, oldCodePath)) { 17113 res.setError(INSTALL_FAILED_INSUFFICIENT_STORAGE, "Failed rename"); 17114 return; 17115 } 17116 17117 if (PackageManagerServiceUtils.isApkVerityEnabled()) { 17118 String apkPath = null; 17119 synchronized (mPackages) { 17120 // Note that if the attacker managed to skip verify setup, for example by tampering 17121 // with the package settings, upon reboot we will do full apk verification when 17122 // verity is not detected. 17123 final PackageSetting ps = mSettings.mPackages.get(pkgName); 17124 if (ps != null && ps.isPrivileged()) { 17125 apkPath = pkg.baseCodePath; 17126 } 17127 } 17128 17129 if (apkPath != null) { 17130 final VerityUtils.SetupResult result = 17131 VerityUtils.generateApkVeritySetupData(apkPath); 17132 if (result.isOk()) { 17133 if (Build.IS_DEBUGGABLE) Slog.i(TAG, "Enabling apk verity to " + apkPath); 17134 FileDescriptor fd = result.getUnownedFileDescriptor(); 17135 try { 17136 mInstaller.installApkVerity(apkPath, fd); 17137 } catch (InstallerException e) { 17138 res.setError(INSTALL_FAILED_INTERNAL_ERROR, 17139 "Failed to set up verity: " + e); 17140 return; 17141 } finally { 17142 IoUtils.closeQuietly(fd); 17143 } 17144 } else if (result.isFailed()) { 17145 res.setError(INSTALL_FAILED_INTERNAL_ERROR, "Failed to generate verity"); 17146 return; 17147 } else { 17148 // Do nothing if verity is skipped. Will fall back to full apk verification on 17149 // reboot. 17150 } 17151 } 17152 } 17153 17154 if (!instantApp) { 17155 startIntentFilterVerifications(args.user.getIdentifier(), replace, pkg); 17156 } else { 17157 if (DEBUG_DOMAIN_VERIFICATION) { 17158 Slog.d(TAG, "Not verifying instant app install for app links: " + pkgName); 17159 } 17160 } 17161 17162 try (PackageFreezer freezer = freezePackageForInstall(pkgName, installFlags, 17163 "installPackageLI")) { 17164 if (replace) { 17165 if (pkg.applicationInfo.isStaticSharedLibrary()) { 17166 // Static libs have a synthetic package name containing the version 17167 // and cannot be updated as an update would get a new package name, 17168 // unless this is the exact same version code which is useful for 17169 // development. 17170 PackageParser.Package existingPkg = mPackages.get(pkg.packageName); 17171 if (existingPkg != null && 17172 existingPkg.getLongVersionCode() != pkg.getLongVersionCode()) { 17173 res.setError(INSTALL_FAILED_DUPLICATE_PACKAGE, "Packages declaring " 17174 + "static-shared libs cannot be updated"); 17175 return; 17176 } 17177 } 17178 replacePackageLIF(pkg, parseFlags, scanFlags, args.user, 17179 installerPackageName, res, args.installReason); 17180 } else { 17181 installNewPackageLIF(pkg, parseFlags, scanFlags | SCAN_DELETE_DATA_ON_FAILURES, 17182 args.user, installerPackageName, volumeUuid, res, args.installReason); 17183 } 17184 } 17185 17186 // Prepare the application profiles for the new code paths. 17187 // This needs to be done before invoking dexopt so that any install-time profile 17188 // can be used for optimizations. 17189 mArtManagerService.prepareAppProfiles(pkg, resolveUserIds(args.user.getIdentifier())); 17190 17191 // Check whether we need to dexopt the app. 17192 // 17193 // NOTE: it is IMPORTANT to call dexopt: 17194 // - after doRename which will sync the package data from PackageParser.Package and its 17195 // corresponding ApplicationInfo. 17196 // - after installNewPackageLIF or replacePackageLIF which will update result with the 17197 // uid of the application (pkg.applicationInfo.uid). 17198 // This update happens in place! 17199 // 17200 // We only need to dexopt if the package meets ALL of the following conditions: 17201 // 1) it is not forward locked. 17202 // 2) it is not on on an external ASEC container. 17203 // 3) it is not an instant app or if it is then dexopt is enabled via gservices. 17204 // 17205 // Note that we do not dexopt instant apps by default. dexopt can take some time to 17206 // complete, so we skip this step during installation. Instead, we'll take extra time 17207 // the first time the instant app starts. It's preferred to do it this way to provide 17208 // continuous progress to the useur instead of mysteriously blocking somewhere in the 17209 // middle of running an instant app. The default behaviour can be overridden 17210 // via gservices. 17211 final boolean performDexopt = (res.returnCode == PackageManager.INSTALL_SUCCEEDED) 17212 && !forwardLocked 17213 && !pkg.applicationInfo.isExternalAsec() 17214 && (!instantApp || Global.getInt(mContext.getContentResolver(), 17215 Global.INSTANT_APP_DEXOPT_ENABLED, 0) != 0); 17216 17217 if (performDexopt) { 17218 Trace.traceBegin(TRACE_TAG_PACKAGE_MANAGER, "dexopt"); 17219 // Do not run PackageDexOptimizer through the local performDexOpt 17220 // method because `pkg` may not be in `mPackages` yet. 17221 // 17222 // Also, don't fail application installs if the dexopt step fails. 17223 DexoptOptions dexoptOptions = new DexoptOptions(pkg.packageName, 17224 REASON_INSTALL, 17225 DexoptOptions.DEXOPT_BOOT_COMPLETE | 17226 DexoptOptions.DEXOPT_INSTALL_WITH_DEX_METADATA_FILE); 17227 mPackageDexOptimizer.performDexOpt(pkg, pkg.usesLibraryFiles, 17228 null /* instructionSets */, 17229 getOrCreateCompilerPackageStats(pkg), 17230 mDexManager.getPackageUseInfoOrDefault(pkg.packageName), 17231 dexoptOptions); 17232 Trace.traceEnd(TRACE_TAG_PACKAGE_MANAGER); 17233 } 17234 17235 // Notify BackgroundDexOptService that the package has been changed. 17236 // If this is an update of a package which used to fail to compile, 17237 // BackgroundDexOptService will remove it from its blacklist. 17238 // TODO: Layering violation 17239 BackgroundDexOptService.notifyPackageChanged(pkg.packageName); 17240 17241 synchronized (mPackages) { 17242 final PackageSetting ps = mSettings.mPackages.get(pkgName); 17243 if (ps != null) { 17244 res.newUsers = ps.queryInstalledUsers(sUserManager.getUserIds(), true); 17245 ps.setUpdateAvailable(false /*updateAvailable*/); 17246 } 17247 17248 final int childCount = (pkg.childPackages != null) ? pkg.childPackages.size() : 0; 17249 for (int i = 0; i < childCount; i++) { 17250 PackageParser.Package childPkg = pkg.childPackages.get(i); 17251 PackageInstalledInfo childRes = res.addedChildPackages.get(childPkg.packageName); 17252 PackageSetting childPs = mSettings.getPackageLPr(childPkg.packageName); 17253 if (childPs != null) { 17254 childRes.newUsers = childPs.queryInstalledUsers( 17255 sUserManager.getUserIds(), true); 17256 } 17257 } 17258 17259 if (res.returnCode == PackageManager.INSTALL_SUCCEEDED) { 17260 updateSequenceNumberLP(ps, res.newUsers); 17261 updateInstantAppInstallerLocked(pkgName); 17262 } 17263 } 17264 } 17265 17266 private void startIntentFilterVerifications(int userId, boolean replacing, 17267 PackageParser.Package pkg) { 17268 if (mIntentFilterVerifierComponent == null) { 17269 Slog.w(TAG, "No IntentFilter verification will not be done as " 17270 + "there is no IntentFilterVerifier available!"); 17271 return; 17272 } 17273 17274 final int verifierUid = getPackageUid( 17275 mIntentFilterVerifierComponent.getPackageName(), 17276 MATCH_DEBUG_TRIAGED_MISSING, 17277 (userId == UserHandle.USER_ALL) ? UserHandle.USER_SYSTEM : userId); 17278 17279 Message msg = mHandler.obtainMessage(START_INTENT_FILTER_VERIFICATIONS); 17280 msg.obj = new IFVerificationParams(pkg, replacing, userId, verifierUid); 17281 mHandler.sendMessage(msg); 17282 17283 final int childCount = (pkg.childPackages != null) ? pkg.childPackages.size() : 0; 17284 for (int i = 0; i < childCount; i++) { 17285 PackageParser.Package childPkg = pkg.childPackages.get(i); 17286 msg = mHandler.obtainMessage(START_INTENT_FILTER_VERIFICATIONS); 17287 msg.obj = new IFVerificationParams(childPkg, replacing, userId, verifierUid); 17288 mHandler.sendMessage(msg); 17289 } 17290 } 17291 17292 private void verifyIntentFiltersIfNeeded(int userId, int verifierUid, boolean replacing, 17293 PackageParser.Package pkg) { 17294 int size = pkg.activities.size(); 17295 if (size == 0) { 17296 if (DEBUG_DOMAIN_VERIFICATION) Slog.d(TAG, 17297 "No activity, so no need to verify any IntentFilter!"); 17298 return; 17299 } 17300 17301 final boolean hasDomainURLs = hasDomainURLs(pkg); 17302 if (!hasDomainURLs) { 17303 if (DEBUG_DOMAIN_VERIFICATION) Slog.d(TAG, 17304 "No domain URLs, so no need to verify any IntentFilter!"); 17305 return; 17306 } 17307 17308 if (DEBUG_DOMAIN_VERIFICATION) Slog.d(TAG, "Checking for userId:" + userId 17309 + " if any IntentFilter from the " + size 17310 + " Activities needs verification ..."); 17311 17312 int count = 0; 17313 final String packageName = pkg.packageName; 17314 17315 synchronized (mPackages) { 17316 // If this is a new install and we see that we've already run verification for this 17317 // package, we have nothing to do: it means the state was restored from backup. 17318 if (!replacing) { 17319 IntentFilterVerificationInfo ivi = 17320 mSettings.getIntentFilterVerificationLPr(packageName); 17321 if (ivi != null) { 17322 if (DEBUG_DOMAIN_VERIFICATION) { 17323 Slog.i(TAG, "Package " + packageName+ " already verified: status=" 17324 + ivi.getStatusString()); 17325 } 17326 return; 17327 } 17328 } 17329 17330 // If any filters need to be verified, then all need to be. 17331 boolean needToVerify = false; 17332 for (PackageParser.Activity a : pkg.activities) { 17333 for (ActivityIntentInfo filter : a.intents) { 17334 if (filter.needsVerification() && needsNetworkVerificationLPr(filter)) { 17335 if (DEBUG_DOMAIN_VERIFICATION) { 17336 Slog.d(TAG, 17337 "Intent filter needs verification, so processing all filters"); 17338 } 17339 needToVerify = true; 17340 break; 17341 } 17342 } 17343 } 17344 17345 if (needToVerify) { 17346 final int verificationId = mIntentFilterVerificationToken++; 17347 for (PackageParser.Activity a : pkg.activities) { 17348 for (ActivityIntentInfo filter : a.intents) { 17349 if (filter.handlesWebUris(true) && needsNetworkVerificationLPr(filter)) { 17350 if (DEBUG_DOMAIN_VERIFICATION) Slog.d(TAG, 17351 "Verification needed for IntentFilter:" + filter.toString()); 17352 mIntentFilterVerifier.addOneIntentFilterVerification( 17353 verifierUid, userId, verificationId, filter, packageName); 17354 count++; 17355 } 17356 } 17357 } 17358 } 17359 } 17360 17361 if (count > 0) { 17362 if (DEBUG_DOMAIN_VERIFICATION) Slog.d(TAG, "Starting " + count 17363 + " IntentFilter verification" + (count > 1 ? "s" : "") 17364 + " for userId:" + userId); 17365 mIntentFilterVerifier.startVerifications(userId); 17366 } else { 17367 if (DEBUG_DOMAIN_VERIFICATION) { 17368 Slog.d(TAG, "No filters or not all autoVerify for " + packageName); 17369 } 17370 } 17371 } 17372 17373 private boolean needsNetworkVerificationLPr(ActivityIntentInfo filter) { 17374 final ComponentName cn = filter.activity.getComponentName(); 17375 final String packageName = cn.getPackageName(); 17376 17377 IntentFilterVerificationInfo ivi = mSettings.getIntentFilterVerificationLPr( 17378 packageName); 17379 if (ivi == null) { 17380 return true; 17381 } 17382 int status = ivi.getStatus(); 17383 switch (status) { 17384 case INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_UNDEFINED: 17385 case INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_ASK: 17386 return true; 17387 17388 default: 17389 // Nothing to do 17390 return false; 17391 } 17392 } 17393 17394 private static boolean isMultiArch(ApplicationInfo info) { 17395 return (info.flags & ApplicationInfo.FLAG_MULTIARCH) != 0; 17396 } 17397 17398 private static boolean isExternal(PackageParser.Package pkg) { 17399 return (pkg.applicationInfo.flags & ApplicationInfo.FLAG_EXTERNAL_STORAGE) != 0; 17400 } 17401 17402 private static boolean isExternal(PackageSetting ps) { 17403 return (ps.pkgFlags & ApplicationInfo.FLAG_EXTERNAL_STORAGE) != 0; 17404 } 17405 17406 private static boolean isSystemApp(PackageParser.Package pkg) { 17407 return (pkg.applicationInfo.flags & ApplicationInfo.FLAG_SYSTEM) != 0; 17408 } 17409 17410 private static boolean isPrivilegedApp(PackageParser.Package pkg) { 17411 return (pkg.applicationInfo.privateFlags & ApplicationInfo.PRIVATE_FLAG_PRIVILEGED) != 0; 17412 } 17413 17414 private static boolean isOemApp(PackageParser.Package pkg) { 17415 return (pkg.applicationInfo.privateFlags & ApplicationInfo.PRIVATE_FLAG_OEM) != 0; 17416 } 17417 17418 private static boolean isVendorApp(PackageParser.Package pkg) { 17419 return (pkg.applicationInfo.privateFlags & ApplicationInfo.PRIVATE_FLAG_VENDOR) != 0; 17420 } 17421 17422 private static boolean isProductApp(PackageParser.Package pkg) { 17423 return (pkg.applicationInfo.privateFlags & ApplicationInfo.PRIVATE_FLAG_PRODUCT) != 0; 17424 } 17425 17426 private static boolean hasDomainURLs(PackageParser.Package pkg) { 17427 return (pkg.applicationInfo.privateFlags & ApplicationInfo.PRIVATE_FLAG_HAS_DOMAIN_URLS) != 0; 17428 } 17429 17430 private static boolean isSystemApp(PackageSetting ps) { 17431 return (ps.pkgFlags & ApplicationInfo.FLAG_SYSTEM) != 0; 17432 } 17433 17434 private static boolean isUpdatedSystemApp(PackageSetting ps) { 17435 return (ps.pkgFlags & ApplicationInfo.FLAG_UPDATED_SYSTEM_APP) != 0; 17436 } 17437 17438 private int packageFlagsToInstallFlags(PackageSetting ps) { 17439 int installFlags = 0; 17440 if (isExternal(ps) && TextUtils.isEmpty(ps.volumeUuid)) { 17441 // This existing package was an external ASEC install when we have 17442 // the external flag without a UUID 17443 installFlags |= PackageManager.INSTALL_EXTERNAL; 17444 } 17445 if (ps.isForwardLocked()) { 17446 installFlags |= PackageManager.INSTALL_FORWARD_LOCK; 17447 } 17448 return installFlags; 17449 } 17450 17451 private VersionInfo getSettingsVersionForPackage(PackageParser.Package pkg) { 17452 if (isExternal(pkg)) { 17453 if (TextUtils.isEmpty(pkg.volumeUuid)) { 17454 return mSettings.getExternalVersion(); 17455 } else { 17456 return mSettings.findOrCreateVersion(pkg.volumeUuid); 17457 } 17458 } else { 17459 return mSettings.getInternalVersion(); 17460 } 17461 } 17462 17463 private void deleteTempPackageFiles() { 17464 final FilenameFilter filter = new FilenameFilter() { 17465 public boolean accept(File dir, String name) { 17466 return name.startsWith("vmdl") && name.endsWith(".tmp"); 17467 } 17468 }; 17469 for (File file : sDrmAppPrivateInstallDir.listFiles(filter)) { 17470 file.delete(); 17471 } 17472 } 17473 17474 @Override 17475 public void deletePackageAsUser(String packageName, int versionCode, 17476 IPackageDeleteObserver observer, int userId, int flags) { 17477 deletePackageVersioned(new VersionedPackage(packageName, versionCode), 17478 new LegacyPackageDeleteObserver(observer).getBinder(), userId, flags); 17479 } 17480 17481 @Override 17482 public void deletePackageVersioned(VersionedPackage versionedPackage, 17483 final IPackageDeleteObserver2 observer, final int userId, final int deleteFlags) { 17484 final int callingUid = Binder.getCallingUid(); 17485 mContext.enforceCallingOrSelfPermission( 17486 android.Manifest.permission.DELETE_PACKAGES, null); 17487 final boolean canViewInstantApps = canViewInstantApps(callingUid, userId); 17488 Preconditions.checkNotNull(versionedPackage); 17489 Preconditions.checkNotNull(observer); 17490 Preconditions.checkArgumentInRange(versionedPackage.getLongVersionCode(), 17491 PackageManager.VERSION_CODE_HIGHEST, 17492 Long.MAX_VALUE, "versionCode must be >= -1"); 17493 17494 final String packageName = versionedPackage.getPackageName(); 17495 final long versionCode = versionedPackage.getLongVersionCode(); 17496 final String internalPackageName; 17497 synchronized (mPackages) { 17498 // Normalize package name to handle renamed packages and static libs 17499 internalPackageName = resolveInternalPackageNameLPr(packageName, versionCode); 17500 } 17501 17502 final int uid = Binder.getCallingUid(); 17503 if (!isOrphaned(internalPackageName) 17504 && !isCallerAllowedToSilentlyUninstall(uid, internalPackageName)) { 17505 try { 17506 final Intent intent = new Intent(Intent.ACTION_UNINSTALL_PACKAGE); 17507 intent.setData(Uri.fromParts(PACKAGE_SCHEME, packageName, null)); 17508 intent.putExtra(PackageInstaller.EXTRA_CALLBACK, observer.asBinder()); 17509 observer.onUserActionRequired(intent); 17510 } catch (RemoteException re) { 17511 } 17512 return; 17513 } 17514 final boolean deleteAllUsers = (deleteFlags & PackageManager.DELETE_ALL_USERS) != 0; 17515 final int[] users = deleteAllUsers ? sUserManager.getUserIds() : new int[]{ userId }; 17516 if (UserHandle.getUserId(uid) != userId || (deleteAllUsers && users.length > 1)) { 17517 mContext.enforceCallingOrSelfPermission( 17518 android.Manifest.permission.INTERACT_ACROSS_USERS_FULL, 17519 "deletePackage for user " + userId); 17520 } 17521 17522 if (isUserRestricted(userId, UserManager.DISALLOW_UNINSTALL_APPS)) { 17523 try { 17524 observer.onPackageDeleted(packageName, 17525 PackageManager.DELETE_FAILED_USER_RESTRICTED, null); 17526 } catch (RemoteException re) { 17527 } 17528 return; 17529 } 17530 17531 if (!deleteAllUsers && getBlockUninstallForUser(internalPackageName, userId)) { 17532 try { 17533 observer.onPackageDeleted(packageName, 17534 PackageManager.DELETE_FAILED_OWNER_BLOCKED, null); 17535 } catch (RemoteException re) { 17536 } 17537 return; 17538 } 17539 17540 if (DEBUG_REMOVE) { 17541 Slog.d(TAG, "deletePackageAsUser: pkg=" + internalPackageName + " user=" + userId 17542 + " deleteAllUsers: " + deleteAllUsers + " version=" 17543 + (versionCode == PackageManager.VERSION_CODE_HIGHEST 17544 ? "VERSION_CODE_HIGHEST" : versionCode)); 17545 } 17546 // Queue up an async operation since the package deletion may take a little while. 17547 mHandler.post(new Runnable() { 17548 public void run() { 17549 mHandler.removeCallbacks(this); 17550 int returnCode; 17551 final PackageSetting ps = mSettings.mPackages.get(internalPackageName); 17552 boolean doDeletePackage = true; 17553 if (ps != null) { 17554 final boolean targetIsInstantApp = 17555 ps.getInstantApp(UserHandle.getUserId(callingUid)); 17556 doDeletePackage = !targetIsInstantApp 17557 || canViewInstantApps; 17558 } 17559 if (doDeletePackage) { 17560 if (!deleteAllUsers) { 17561 returnCode = deletePackageX(internalPackageName, versionCode, 17562 userId, deleteFlags); 17563 } else { 17564 int[] blockUninstallUserIds = getBlockUninstallForUsers( 17565 internalPackageName, users); 17566 // If nobody is blocking uninstall, proceed with delete for all users 17567 if (ArrayUtils.isEmpty(blockUninstallUserIds)) { 17568 returnCode = deletePackageX(internalPackageName, versionCode, 17569 userId, deleteFlags); 17570 } else { 17571 // Otherwise uninstall individually for users with blockUninstalls=false 17572 final int userFlags = deleteFlags & ~PackageManager.DELETE_ALL_USERS; 17573 for (int userId : users) { 17574 if (!ArrayUtils.contains(blockUninstallUserIds, userId)) { 17575 returnCode = deletePackageX(internalPackageName, versionCode, 17576 userId, userFlags); 17577 if (returnCode != PackageManager.DELETE_SUCCEEDED) { 17578 Slog.w(TAG, "Package delete failed for user " + userId 17579 + ", returnCode " + returnCode); 17580 } 17581 } 17582 } 17583 // The app has only been marked uninstalled for certain users. 17584 // We still need to report that delete was blocked 17585 returnCode = PackageManager.DELETE_FAILED_OWNER_BLOCKED; 17586 } 17587 } 17588 } else { 17589 returnCode = PackageManager.DELETE_FAILED_INTERNAL_ERROR; 17590 } 17591 try { 17592 observer.onPackageDeleted(packageName, returnCode, null); 17593 } catch (RemoteException e) { 17594 Log.i(TAG, "Observer no longer exists."); 17595 } //end catch 17596 } //end run 17597 }); 17598 } 17599 17600 private String resolveExternalPackageNameLPr(PackageParser.Package pkg) { 17601 if (pkg.staticSharedLibName != null) { 17602 return pkg.manifestPackageName; 17603 } 17604 return pkg.packageName; 17605 } 17606 17607 private String resolveInternalPackageNameLPr(String packageName, long versionCode) { 17608 // Handle renamed packages 17609 String normalizedPackageName = mSettings.getRenamedPackageLPr(packageName); 17610 packageName = normalizedPackageName != null ? normalizedPackageName : packageName; 17611 17612 // Is this a static library? 17613 LongSparseArray<SharedLibraryEntry> versionedLib = 17614 mStaticLibsByDeclaringPackage.get(packageName); 17615 if (versionedLib == null || versionedLib.size() <= 0) { 17616 return packageName; 17617 } 17618 17619 // Figure out which lib versions the caller can see 17620 LongSparseLongArray versionsCallerCanSee = null; 17621 final int callingAppId = UserHandle.getAppId(Binder.getCallingUid()); 17622 if (callingAppId != Process.SYSTEM_UID && callingAppId != Process.SHELL_UID 17623 && callingAppId != Process.ROOT_UID) { 17624 versionsCallerCanSee = new LongSparseLongArray(); 17625 String libName = versionedLib.valueAt(0).info.getName(); 17626 String[] uidPackages = getPackagesForUid(Binder.getCallingUid()); 17627 if (uidPackages != null) { 17628 for (String uidPackage : uidPackages) { 17629 PackageSetting ps = mSettings.getPackageLPr(uidPackage); 17630 final int libIdx = ArrayUtils.indexOf(ps.usesStaticLibraries, libName); 17631 if (libIdx >= 0) { 17632 final long libVersion = ps.usesStaticLibrariesVersions[libIdx]; 17633 versionsCallerCanSee.append(libVersion, libVersion); 17634 } 17635 } 17636 } 17637 } 17638 17639 // Caller can see nothing - done 17640 if (versionsCallerCanSee != null && versionsCallerCanSee.size() <= 0) { 17641 return packageName; 17642 } 17643 17644 // Find the version the caller can see and the app version code 17645 SharedLibraryEntry highestVersion = null; 17646 final int versionCount = versionedLib.size(); 17647 for (int i = 0; i < versionCount; i++) { 17648 SharedLibraryEntry libEntry = versionedLib.valueAt(i); 17649 if (versionsCallerCanSee != null && versionsCallerCanSee.indexOfKey( 17650 libEntry.info.getLongVersion()) < 0) { 17651 continue; 17652 } 17653 final long libVersionCode = libEntry.info.getDeclaringPackage().getLongVersionCode(); 17654 if (versionCode != PackageManager.VERSION_CODE_HIGHEST) { 17655 if (libVersionCode == versionCode) { 17656 return libEntry.apk; 17657 } 17658 } else if (highestVersion == null) { 17659 highestVersion = libEntry; 17660 } else if (libVersionCode > highestVersion.info 17661 .getDeclaringPackage().getLongVersionCode()) { 17662 highestVersion = libEntry; 17663 } 17664 } 17665 17666 if (highestVersion != null) { 17667 return highestVersion.apk; 17668 } 17669 17670 return packageName; 17671 } 17672 17673 boolean isCallerVerifier(int callingUid) { 17674 final int callingUserId = UserHandle.getUserId(callingUid); 17675 return mRequiredVerifierPackage != null && 17676 callingUid == getPackageUid(mRequiredVerifierPackage, 0, callingUserId); 17677 } 17678 17679 private boolean isCallerAllowedToSilentlyUninstall(int callingUid, String pkgName) { 17680 if (callingUid == Process.SHELL_UID || callingUid == Process.ROOT_UID 17681 || UserHandle.getAppId(callingUid) == Process.SYSTEM_UID) { 17682 return true; 17683 } 17684 final int callingUserId = UserHandle.getUserId(callingUid); 17685 // If the caller installed the pkgName, then allow it to silently uninstall. 17686 if (callingUid == getPackageUid(getInstallerPackageName(pkgName), 0, callingUserId)) { 17687 return true; 17688 } 17689 17690 // Allow package verifier to silently uninstall. 17691 if (mRequiredVerifierPackage != null && 17692 callingUid == getPackageUid(mRequiredVerifierPackage, 0, callingUserId)) { 17693 return true; 17694 } 17695 17696 // Allow package uninstaller to silently uninstall. 17697 if (mRequiredUninstallerPackage != null && 17698 callingUid == getPackageUid(mRequiredUninstallerPackage, 0, callingUserId)) { 17699 return true; 17700 } 17701 17702 // Allow storage manager to silently uninstall. 17703 if (mStorageManagerPackage != null && 17704 callingUid == getPackageUid(mStorageManagerPackage, 0, callingUserId)) { 17705 return true; 17706 } 17707 17708 // Allow caller having MANAGE_PROFILE_AND_DEVICE_OWNERS permission to silently 17709 // uninstall for device owner provisioning. 17710 if (checkUidPermission(MANAGE_PROFILE_AND_DEVICE_OWNERS, callingUid) 17711 == PERMISSION_GRANTED) { 17712 return true; 17713 } 17714 17715 return false; 17716 } 17717 17718 private int[] getBlockUninstallForUsers(String packageName, int[] userIds) { 17719 int[] result = EMPTY_INT_ARRAY; 17720 for (int userId : userIds) { 17721 if (getBlockUninstallForUser(packageName, userId)) { 17722 result = ArrayUtils.appendInt(result, userId); 17723 } 17724 } 17725 return result; 17726 } 17727 17728 @Override 17729 public boolean isPackageDeviceAdminOnAnyUser(String packageName) { 17730 final int callingUid = Binder.getCallingUid(); 17731 if (getInstantAppPackageName(callingUid) != null 17732 && !isCallerSameApp(packageName, callingUid)) { 17733 return false; 17734 } 17735 return isPackageDeviceAdmin(packageName, UserHandle.USER_ALL); 17736 } 17737 17738 private boolean isPackageDeviceAdmin(String packageName, int userId) { 17739 IDevicePolicyManager dpm = IDevicePolicyManager.Stub.asInterface( 17740 ServiceManager.getService(Context.DEVICE_POLICY_SERVICE)); 17741 try { 17742 if (dpm != null) { 17743 final ComponentName deviceOwnerComponentName = dpm.getDeviceOwnerComponent( 17744 /* callingUserOnly =*/ false); 17745 final String deviceOwnerPackageName = deviceOwnerComponentName == null ? null 17746 : deviceOwnerComponentName.getPackageName(); 17747 // Does the package contains the device owner? 17748 // TODO Do we have to do it even if userId != UserHandle.USER_ALL? Otherwise, 17749 // this check is probably not needed, since DO should be registered as a device 17750 // admin on some user too. (Original bug for this: b/17657954) 17751 if (packageName.equals(deviceOwnerPackageName)) { 17752 return true; 17753 } 17754 // Does it contain a device admin for any user? 17755 int[] users; 17756 if (userId == UserHandle.USER_ALL) { 17757 users = sUserManager.getUserIds(); 17758 } else { 17759 users = new int[]{userId}; 17760 } 17761 for (int i = 0; i < users.length; ++i) { 17762 if (dpm.packageHasActiveAdmins(packageName, users[i])) { 17763 return true; 17764 } 17765 } 17766 } 17767 } catch (RemoteException e) { 17768 } 17769 return false; 17770 } 17771 17772 private boolean shouldKeepUninstalledPackageLPr(String packageName) { 17773 return mKeepUninstalledPackages != null && mKeepUninstalledPackages.contains(packageName); 17774 } 17775 17776 /** 17777 * This method is an internal method that could be get invoked either 17778 * to delete an installed package or to clean up a failed installation. 17779 * After deleting an installed package, a broadcast is sent to notify any 17780 * listeners that the package has been removed. For cleaning up a failed 17781 * installation, the broadcast is not necessary since the package's 17782 * installation wouldn't have sent the initial broadcast either 17783 * The key steps in deleting a package are 17784 * deleting the package information in internal structures like mPackages, 17785 * deleting the packages base directories through installd 17786 * updating mSettings to reflect current status 17787 * persisting settings for later use 17788 * sending a broadcast if necessary 17789 */ 17790 int deletePackageX(String packageName, long versionCode, int userId, int deleteFlags) { 17791 final PackageRemovedInfo info = new PackageRemovedInfo(this); 17792 final boolean res; 17793 17794 final int removeUser = (deleteFlags & PackageManager.DELETE_ALL_USERS) != 0 17795 ? UserHandle.USER_ALL : userId; 17796 17797 if (isPackageDeviceAdmin(packageName, removeUser)) { 17798 Slog.w(TAG, "Not removing package " + packageName + ": has active device admin"); 17799 return PackageManager.DELETE_FAILED_DEVICE_POLICY_MANAGER; 17800 } 17801 17802 PackageSetting uninstalledPs = null; 17803 PackageParser.Package pkg = null; 17804 17805 // for the uninstall-updates case and restricted profiles, remember the per- 17806 // user handle installed state 17807 int[] allUsers; 17808 synchronized (mPackages) { 17809 uninstalledPs = mSettings.mPackages.get(packageName); 17810 if (uninstalledPs == null) { 17811 Slog.w(TAG, "Not removing non-existent package " + packageName); 17812 return PackageManager.DELETE_FAILED_INTERNAL_ERROR; 17813 } 17814 17815 if (versionCode != PackageManager.VERSION_CODE_HIGHEST 17816 && uninstalledPs.versionCode != versionCode) { 17817 Slog.w(TAG, "Not removing package " + packageName + " with versionCode " 17818 + uninstalledPs.versionCode + " != " + versionCode); 17819 return PackageManager.DELETE_FAILED_INTERNAL_ERROR; 17820 } 17821 17822 // Static shared libs can be declared by any package, so let us not 17823 // allow removing a package if it provides a lib others depend on. 17824 pkg = mPackages.get(packageName); 17825 17826 allUsers = sUserManager.getUserIds(); 17827 17828 if (pkg != null && pkg.staticSharedLibName != null) { 17829 SharedLibraryEntry libEntry = getSharedLibraryEntryLPr(pkg.staticSharedLibName, 17830 pkg.staticSharedLibVersion); 17831 if (libEntry != null) { 17832 for (int currUserId : allUsers) { 17833 if (removeUser != UserHandle.USER_ALL && removeUser != currUserId) { 17834 continue; 17835 } 17836 List<VersionedPackage> libClientPackages = getPackagesUsingSharedLibraryLPr( 17837 libEntry.info, 0, currUserId); 17838 if (!ArrayUtils.isEmpty(libClientPackages)) { 17839 Slog.w(TAG, "Not removing package " + pkg.manifestPackageName 17840 + " hosting lib " + libEntry.info.getName() + " version " 17841 + libEntry.info.getLongVersion() + " used by " + libClientPackages 17842 + " for user " + currUserId); 17843 return PackageManager.DELETE_FAILED_USED_SHARED_LIBRARY; 17844 } 17845 } 17846 } 17847 } 17848 17849 info.origUsers = uninstalledPs.queryInstalledUsers(allUsers, true); 17850 } 17851 17852 final int freezeUser; 17853 if (isUpdatedSystemApp(uninstalledPs) 17854 && ((deleteFlags & PackageManager.DELETE_SYSTEM_APP) == 0)) { 17855 // We're downgrading a system app, which will apply to all users, so 17856 // freeze them all during the downgrade 17857 freezeUser = UserHandle.USER_ALL; 17858 } else { 17859 freezeUser = removeUser; 17860 } 17861 17862 synchronized (mInstallLock) { 17863 if (DEBUG_REMOVE) Slog.d(TAG, "deletePackageX: pkg=" + packageName + " user=" + userId); 17864 try (PackageFreezer freezer = freezePackageForDelete(packageName, freezeUser, 17865 deleteFlags, "deletePackageX")) { 17866 res = deletePackageLIF(packageName, UserHandle.of(removeUser), true, allUsers, 17867 deleteFlags | PackageManager.DELETE_CHATTY, info, true, null); 17868 } 17869 synchronized (mPackages) { 17870 if (res) { 17871 if (pkg != null) { 17872 mInstantAppRegistry.onPackageUninstalledLPw(pkg, info.removedUsers); 17873 } 17874 updateSequenceNumberLP(uninstalledPs, info.removedUsers); 17875 updateInstantAppInstallerLocked(packageName); 17876 } 17877 } 17878 } 17879 17880 if (res) { 17881 final boolean killApp = (deleteFlags & PackageManager.DELETE_DONT_KILL_APP) == 0; 17882 info.sendPackageRemovedBroadcasts(killApp); 17883 info.sendSystemPackageUpdatedBroadcasts(); 17884 info.sendSystemPackageAppearedBroadcasts(); 17885 } 17886 // Force a gc here. 17887 Runtime.getRuntime().gc(); 17888 // Delete the resources here after sending the broadcast to let 17889 // other processes clean up before deleting resources. 17890 if (info.args != null) { 17891 synchronized (mInstallLock) { 17892 info.args.doPostDeleteLI(true); 17893 } 17894 } 17895 17896 return res ? PackageManager.DELETE_SUCCEEDED : PackageManager.DELETE_FAILED_INTERNAL_ERROR; 17897 } 17898 17899 static class PackageRemovedInfo { 17900 final PackageSender packageSender; 17901 String removedPackage; 17902 String installerPackageName; 17903 int uid = -1; 17904 int removedAppId = -1; 17905 int[] origUsers; 17906 int[] removedUsers = null; 17907 int[] broadcastUsers = null; 17908 int[] instantUserIds = null; 17909 SparseArray<Integer> installReasons; 17910 boolean isRemovedPackageSystemUpdate = false; 17911 boolean isUpdate; 17912 boolean dataRemoved; 17913 boolean removedForAllUsers; 17914 boolean isStaticSharedLib; 17915 // Clean up resources deleted packages. 17916 InstallArgs args = null; 17917 ArrayMap<String, PackageRemovedInfo> removedChildPackages; 17918 ArrayMap<String, PackageInstalledInfo> appearedChildPackages; 17919 17920 PackageRemovedInfo(PackageSender packageSender) { 17921 this.packageSender = packageSender; 17922 } 17923 17924 void sendPackageRemovedBroadcasts(boolean killApp) { 17925 sendPackageRemovedBroadcastInternal(killApp); 17926 final int childCount = removedChildPackages != null ? removedChildPackages.size() : 0; 17927 for (int i = 0; i < childCount; i++) { 17928 PackageRemovedInfo childInfo = removedChildPackages.valueAt(i); 17929 childInfo.sendPackageRemovedBroadcastInternal(killApp); 17930 } 17931 } 17932 17933 void sendSystemPackageUpdatedBroadcasts() { 17934 if (isRemovedPackageSystemUpdate) { 17935 sendSystemPackageUpdatedBroadcastsInternal(); 17936 final int childCount = (removedChildPackages != null) 17937 ? removedChildPackages.size() : 0; 17938 for (int i = 0; i < childCount; i++) { 17939 PackageRemovedInfo childInfo = removedChildPackages.valueAt(i); 17940 if (childInfo.isRemovedPackageSystemUpdate) { 17941 childInfo.sendSystemPackageUpdatedBroadcastsInternal(); 17942 } 17943 } 17944 } 17945 } 17946 17947 void sendSystemPackageAppearedBroadcasts() { 17948 final int packageCount = (appearedChildPackages != null) 17949 ? appearedChildPackages.size() : 0; 17950 for (int i = 0; i < packageCount; i++) { 17951 PackageInstalledInfo installedInfo = appearedChildPackages.valueAt(i); 17952 packageSender.sendPackageAddedForNewUsers(installedInfo.name, 17953 true /*sendBootCompleted*/, false /*startReceiver*/, 17954 UserHandle.getAppId(installedInfo.uid), installedInfo.newUsers, null); 17955 } 17956 } 17957 17958 private void sendSystemPackageUpdatedBroadcastsInternal() { 17959 Bundle extras = new Bundle(2); 17960 extras.putInt(Intent.EXTRA_UID, removedAppId >= 0 ? removedAppId : uid); 17961 extras.putBoolean(Intent.EXTRA_REPLACING, true); 17962 packageSender.sendPackageBroadcast(Intent.ACTION_PACKAGE_ADDED, 17963 removedPackage, extras, 0, null /*targetPackage*/, null, null, null); 17964 packageSender.sendPackageBroadcast(Intent.ACTION_PACKAGE_REPLACED, 17965 removedPackage, extras, 0, null /*targetPackage*/, null, null, null); 17966 packageSender.sendPackageBroadcast(Intent.ACTION_MY_PACKAGE_REPLACED, 17967 null, null, 0, removedPackage, null, null, null); 17968 if (installerPackageName != null) { 17969 packageSender.sendPackageBroadcast(Intent.ACTION_PACKAGE_ADDED, 17970 removedPackage, extras, 0 /*flags*/, 17971 installerPackageName, null, null, null); 17972 packageSender.sendPackageBroadcast(Intent.ACTION_PACKAGE_REPLACED, 17973 removedPackage, extras, 0 /*flags*/, 17974 installerPackageName, null, null, null); 17975 } 17976 } 17977 17978 private void sendPackageRemovedBroadcastInternal(boolean killApp) { 17979 // Don't send static shared library removal broadcasts as these 17980 // libs are visible only the the apps that depend on them an one 17981 // cannot remove the library if it has a dependency. 17982 if (isStaticSharedLib) { 17983 return; 17984 } 17985 Bundle extras = new Bundle(2); 17986 extras.putInt(Intent.EXTRA_UID, removedAppId >= 0 ? removedAppId : uid); 17987 extras.putBoolean(Intent.EXTRA_DATA_REMOVED, dataRemoved); 17988 extras.putBoolean(Intent.EXTRA_DONT_KILL_APP, !killApp); 17989 if (isUpdate || isRemovedPackageSystemUpdate) { 17990 extras.putBoolean(Intent.EXTRA_REPLACING, true); 17991 } 17992 extras.putBoolean(Intent.EXTRA_REMOVED_FOR_ALL_USERS, removedForAllUsers); 17993 if (removedPackage != null) { 17994 packageSender.sendPackageBroadcast(Intent.ACTION_PACKAGE_REMOVED, 17995 removedPackage, extras, 0, null /*targetPackage*/, null, 17996 broadcastUsers, instantUserIds); 17997 if (installerPackageName != null) { 17998 packageSender.sendPackageBroadcast(Intent.ACTION_PACKAGE_REMOVED, 17999 removedPackage, extras, 0 /*flags*/, 18000 installerPackageName, null, broadcastUsers, instantUserIds); 18001 } 18002 if (dataRemoved && !isRemovedPackageSystemUpdate) { 18003 packageSender.sendPackageBroadcast(Intent.ACTION_PACKAGE_FULLY_REMOVED, 18004 removedPackage, extras, 18005 Intent.FLAG_RECEIVER_INCLUDE_BACKGROUND, 18006 null, null, broadcastUsers, instantUserIds); 18007 packageSender.notifyPackageRemoved(removedPackage); 18008 } 18009 } 18010 if (removedAppId >= 0) { 18011 packageSender.sendPackageBroadcast(Intent.ACTION_UID_REMOVED, 18012 null, extras, Intent.FLAG_RECEIVER_INCLUDE_BACKGROUND, 18013 null, null, broadcastUsers, instantUserIds); 18014 } 18015 } 18016 18017 void populateUsers(int[] userIds, PackageSetting deletedPackageSetting) { 18018 removedUsers = userIds; 18019 if (removedUsers == null) { 18020 broadcastUsers = null; 18021 return; 18022 } 18023 18024 broadcastUsers = EMPTY_INT_ARRAY; 18025 instantUserIds = EMPTY_INT_ARRAY; 18026 for (int i = userIds.length - 1; i >= 0; --i) { 18027 final int userId = userIds[i]; 18028 if (deletedPackageSetting.getInstantApp(userId)) { 18029 instantUserIds = ArrayUtils.appendInt(instantUserIds, userId); 18030 } else { 18031 broadcastUsers = ArrayUtils.appendInt(broadcastUsers, userId); 18032 } 18033 } 18034 } 18035 } 18036 18037 /* 18038 * This method deletes the package from internal data structures. If the DONT_DELETE_DATA 18039 * flag is not set, the data directory is removed as well. 18040 * make sure this flag is set for partially installed apps. If not its meaningless to 18041 * delete a partially installed application. 18042 */ 18043 private void removePackageDataLIF(PackageSetting ps, int[] allUserHandles, 18044 PackageRemovedInfo outInfo, int flags, boolean writeSettings) { 18045 String packageName = ps.name; 18046 if (DEBUG_REMOVE) Slog.d(TAG, "removePackageDataLI: " + ps); 18047 // Retrieve object to delete permissions for shared user later on 18048 final PackageParser.Package deletedPkg; 18049 final PackageSetting deletedPs; 18050 // reader 18051 synchronized (mPackages) { 18052 deletedPkg = mPackages.get(packageName); 18053 deletedPs = mSettings.mPackages.get(packageName); 18054 if (outInfo != null) { 18055 outInfo.removedPackage = packageName; 18056 outInfo.installerPackageName = ps.installerPackageName; 18057 outInfo.isStaticSharedLib = deletedPkg != null 18058 && deletedPkg.staticSharedLibName != null; 18059 outInfo.populateUsers(deletedPs == null ? null 18060 : deletedPs.queryInstalledUsers(sUserManager.getUserIds(), true), deletedPs); 18061 } 18062 } 18063 18064 removePackageLI(ps, (flags & PackageManager.DELETE_CHATTY) != 0); 18065 18066 if ((flags & PackageManager.DELETE_KEEP_DATA) == 0) { 18067 final PackageParser.Package resolvedPkg; 18068 if (deletedPkg != null) { 18069 resolvedPkg = deletedPkg; 18070 } else { 18071 // We don't have a parsed package when it lives on an ejected 18072 // adopted storage device, so fake something together 18073 resolvedPkg = new PackageParser.Package(ps.name); 18074 resolvedPkg.setVolumeUuid(ps.volumeUuid); 18075 } 18076 destroyAppDataLIF(resolvedPkg, UserHandle.USER_ALL, 18077 StorageManager.FLAG_STORAGE_DE | StorageManager.FLAG_STORAGE_CE); 18078 destroyAppProfilesLIF(resolvedPkg, UserHandle.USER_ALL); 18079 if (outInfo != null) { 18080 outInfo.dataRemoved = true; 18081 } 18082 schedulePackageCleaning(packageName, UserHandle.USER_ALL, true); 18083 } 18084 18085 int removedAppId = -1; 18086 18087 // writer 18088 synchronized (mPackages) { 18089 boolean installedStateChanged = false; 18090 if (deletedPs != null) { 18091 if ((flags&PackageManager.DELETE_KEEP_DATA) == 0) { 18092 clearIntentFilterVerificationsLPw(deletedPs.name, UserHandle.USER_ALL); 18093 clearDefaultBrowserIfNeeded(packageName); 18094 mSettings.mKeySetManagerService.removeAppKeySetDataLPw(packageName); 18095 removedAppId = mSettings.removePackageLPw(packageName); 18096 if (outInfo != null) { 18097 outInfo.removedAppId = removedAppId; 18098 } 18099 mPermissionManager.updatePermissions( 18100 deletedPs.name, null, false, mPackages.values(), mPermissionCallback); 18101 if (deletedPs.sharedUser != null) { 18102 // Remove permissions associated with package. Since runtime 18103 // permissions are per user we have to kill the removed package 18104 // or packages running under the shared user of the removed 18105 // package if revoking the permissions requested only by the removed 18106 // package is successful and this causes a change in gids. 18107 for (int userId : UserManagerService.getInstance().getUserIds()) { 18108 final int userIdToKill = mSettings.updateSharedUserPermsLPw(deletedPs, 18109 userId); 18110 if (userIdToKill == UserHandle.USER_ALL 18111 || userIdToKill >= UserHandle.USER_SYSTEM) { 18112 // If gids changed for this user, kill all affected packages. 18113 mHandler.post(new Runnable() { 18114 @Override 18115 public void run() { 18116 // This has to happen with no lock held. 18117 killApplication(deletedPs.name, deletedPs.appId, 18118 KILL_APP_REASON_GIDS_CHANGED); 18119 } 18120 }); 18121 break; 18122 } 18123 } 18124 } 18125 clearPackagePreferredActivitiesLPw(deletedPs.name, UserHandle.USER_ALL); 18126 } 18127 // make sure to preserve per-user disabled state if this removal was just 18128 // a downgrade of a system app to the factory package 18129 if (allUserHandles != null && outInfo != null && outInfo.origUsers != null) { 18130 if (DEBUG_REMOVE) { 18131 Slog.d(TAG, "Propagating install state across downgrade"); 18132 } 18133 for (int userId : allUserHandles) { 18134 final boolean installed = ArrayUtils.contains(outInfo.origUsers, userId); 18135 if (DEBUG_REMOVE) { 18136 Slog.d(TAG, " user " + userId + " => " + installed); 18137 } 18138 if (installed != ps.getInstalled(userId)) { 18139 installedStateChanged = true; 18140 } 18141 ps.setInstalled(installed, userId); 18142 } 18143 } 18144 } 18145 // can downgrade to reader 18146 if (writeSettings) { 18147 // Save settings now 18148 mSettings.writeLPr(); 18149 } 18150 if (installedStateChanged) { 18151 mSettings.writeKernelMappingLPr(ps); 18152 } 18153 } 18154 if (removedAppId != -1) { 18155 // A user ID was deleted here. Go through all users and remove it 18156 // from KeyStore. 18157 removeKeystoreDataIfNeeded(UserHandle.USER_ALL, removedAppId); 18158 } 18159 } 18160 18161 static boolean locationIsPrivileged(String path) { 18162 try { 18163 final File privilegedAppDir = new File(Environment.getRootDirectory(), "priv-app"); 18164 final File privilegedVendorAppDir = new File(Environment.getVendorDirectory(), "priv-app"); 18165 final File privilegedProductAppDir = new File(Environment.getProductDirectory(), "priv-app"); 18166 return path.startsWith(privilegedAppDir.getCanonicalPath()) 18167 || path.startsWith(privilegedVendorAppDir.getCanonicalPath()) 18168 || path.startsWith(privilegedProductAppDir.getCanonicalPath()); 18169 } catch (IOException e) { 18170 Slog.e(TAG, "Unable to access code path " + path); 18171 } 18172 return false; 18173 } 18174 18175 static boolean locationIsOem(String path) { 18176 try { 18177 return path.startsWith(Environment.getOemDirectory().getCanonicalPath()); 18178 } catch (IOException e) { 18179 Slog.e(TAG, "Unable to access code path " + path); 18180 } 18181 return false; 18182 } 18183 18184 static boolean locationIsVendor(String path) { 18185 try { 18186 return path.startsWith(Environment.getVendorDirectory().getCanonicalPath()); 18187 } catch (IOException e) { 18188 Slog.e(TAG, "Unable to access code path " + path); 18189 } 18190 return false; 18191 } 18192 18193 static boolean locationIsProduct(String path) { 18194 try { 18195 return path.startsWith(Environment.getProductDirectory().getCanonicalPath()); 18196 } catch (IOException e) { 18197 Slog.e(TAG, "Unable to access code path " + path); 18198 } 18199 return false; 18200 } 18201 18202 /* 18203 * Tries to delete system package. 18204 */ 18205 private boolean deleteSystemPackageLIF(PackageParser.Package deletedPkg, 18206 PackageSetting deletedPs, int[] allUserHandles, int flags, PackageRemovedInfo outInfo, 18207 boolean writeSettings) { 18208 if (deletedPs.parentPackageName != null) { 18209 Slog.w(TAG, "Attempt to delete child system package " + deletedPkg.packageName); 18210 return false; 18211 } 18212 18213 final boolean applyUserRestrictions 18214 = (allUserHandles != null) && (outInfo.origUsers != null); 18215 final PackageSetting disabledPs; 18216 // Confirm if the system package has been updated 18217 // An updated system app can be deleted. This will also have to restore 18218 // the system pkg from system partition 18219 // reader 18220 synchronized (mPackages) { 18221 disabledPs = mSettings.getDisabledSystemPkgLPr(deletedPs.name); 18222 } 18223 18224 if (DEBUG_REMOVE) Slog.d(TAG, "deleteSystemPackageLI: newPs=" + deletedPkg.packageName 18225 + " disabledPs=" + disabledPs); 18226 18227 if (disabledPs == null) { 18228 Slog.w(TAG, "Attempt to delete unknown system package "+ deletedPkg.packageName); 18229 return false; 18230 } else if (DEBUG_REMOVE) { 18231 Slog.d(TAG, "Deleting system pkg from data partition"); 18232 } 18233 18234 if (DEBUG_REMOVE) { 18235 if (applyUserRestrictions) { 18236 Slog.d(TAG, "Remembering install states:"); 18237 for (int userId : allUserHandles) { 18238 final boolean finstalled = ArrayUtils.contains(outInfo.origUsers, userId); 18239 Slog.d(TAG, " u=" + userId + " inst=" + finstalled); 18240 } 18241 } 18242 } 18243 18244 // Delete the updated package 18245 outInfo.isRemovedPackageSystemUpdate = true; 18246 if (outInfo.removedChildPackages != null) { 18247 final int childCount = (deletedPs.childPackageNames != null) 18248 ? deletedPs.childPackageNames.size() : 0; 18249 for (int i = 0; i < childCount; i++) { 18250 String childPackageName = deletedPs.childPackageNames.get(i); 18251 if (disabledPs.childPackageNames != null && disabledPs.childPackageNames 18252 .contains(childPackageName)) { 18253 PackageRemovedInfo childInfo = outInfo.removedChildPackages.get( 18254 childPackageName); 18255 if (childInfo != null) { 18256 childInfo.isRemovedPackageSystemUpdate = true; 18257 } 18258 } 18259 } 18260 } 18261 18262 if (disabledPs.versionCode < deletedPs.versionCode) { 18263 // Delete data for downgrades 18264 flags &= ~PackageManager.DELETE_KEEP_DATA; 18265 } else { 18266 // Preserve data by setting flag 18267 flags |= PackageManager.DELETE_KEEP_DATA; 18268 } 18269 18270 boolean ret = deleteInstalledPackageLIF(deletedPs, true, flags, allUserHandles, 18271 outInfo, writeSettings, disabledPs.pkg); 18272 if (!ret) { 18273 return false; 18274 } 18275 18276 // writer 18277 synchronized (mPackages) { 18278 // NOTE: The system package always needs to be enabled; even if it's for 18279 // a compressed stub. If we don't, installing the system package fails 18280 // during scan [scanning checks the disabled packages]. We will reverse 18281 // this later, after we've "installed" the stub. 18282 // Reinstate the old system package 18283 enableSystemPackageLPw(disabledPs.pkg); 18284 // Remove any native libraries from the upgraded package. 18285 removeNativeBinariesLI(deletedPs); 18286 } 18287 18288 // Install the system package 18289 if (DEBUG_REMOVE) Slog.d(TAG, "Re-installing system package: " + disabledPs); 18290 try { 18291 installPackageFromSystemLIF(disabledPs.codePathString, false, allUserHandles, 18292 outInfo.origUsers, deletedPs.getPermissionsState(), writeSettings); 18293 } catch (PackageManagerException e) { 18294 Slog.w(TAG, "Failed to restore system package:" + deletedPkg.packageName + ": " 18295 + e.getMessage()); 18296 return false; 18297 } finally { 18298 if (disabledPs.pkg.isStub) { 18299 mSettings.disableSystemPackageLPw(disabledPs.name, true /*replaced*/); 18300 } 18301 } 18302 return true; 18303 } 18304 18305 /** 18306 * Installs a package that's already on the system partition. 18307 */ 18308 private PackageParser.Package installPackageFromSystemLIF(@NonNull String codePathString, 18309 boolean isPrivileged, @Nullable int[] allUserHandles, @Nullable int[] origUserHandles, 18310 @Nullable PermissionsState origPermissionState, boolean writeSettings) 18311 throws PackageManagerException { 18312 @ParseFlags int parseFlags = 18313 mDefParseFlags 18314 | PackageParser.PARSE_MUST_BE_APK 18315 | PackageParser.PARSE_IS_SYSTEM_DIR; 18316 @ScanFlags int scanFlags = SCAN_AS_SYSTEM; 18317 if (isPrivileged || locationIsPrivileged(codePathString)) { 18318 scanFlags |= SCAN_AS_PRIVILEGED; 18319 } 18320 if (locationIsOem(codePathString)) { 18321 scanFlags |= SCAN_AS_OEM; 18322 } 18323 if (locationIsVendor(codePathString)) { 18324 scanFlags |= SCAN_AS_VENDOR; 18325 } 18326 if (locationIsProduct(codePathString)) { 18327 scanFlags |= SCAN_AS_PRODUCT; 18328 } 18329 18330 final File codePath = new File(codePathString); 18331 final PackageParser.Package pkg = 18332 scanPackageTracedLI(codePath, parseFlags, scanFlags, 0 /*currentTime*/, null); 18333 18334 try { 18335 // update shared libraries for the newly re-installed system package 18336 updateSharedLibrariesLPr(pkg, null); 18337 } catch (PackageManagerException e) { 18338 Slog.e(TAG, "updateAllSharedLibrariesLPw failed: " + e.getMessage()); 18339 } 18340 18341 prepareAppDataAfterInstallLIF(pkg); 18342 18343 // writer 18344 synchronized (mPackages) { 18345 PackageSetting ps = mSettings.mPackages.get(pkg.packageName); 18346 18347 // Propagate the permissions state as we do not want to drop on the floor 18348 // runtime permissions. The update permissions method below will take 18349 // care of removing obsolete permissions and grant install permissions. 18350 if (origPermissionState != null) { 18351 ps.getPermissionsState().copyFrom(origPermissionState); 18352 } 18353 mPermissionManager.updatePermissions(pkg.packageName, pkg, true, mPackages.values(), 18354 mPermissionCallback); 18355 18356 final boolean applyUserRestrictions 18357 = (allUserHandles != null) && (origUserHandles != null); 18358 if (applyUserRestrictions) { 18359 boolean installedStateChanged = false; 18360 if (DEBUG_REMOVE) { 18361 Slog.d(TAG, "Propagating install state across reinstall"); 18362 } 18363 for (int userId : allUserHandles) { 18364 final boolean installed = ArrayUtils.contains(origUserHandles, userId); 18365 if (DEBUG_REMOVE) { 18366 Slog.d(TAG, " user " + userId + " => " + installed); 18367 } 18368 if (installed != ps.getInstalled(userId)) { 18369 installedStateChanged = true; 18370 } 18371 ps.setInstalled(installed, userId); 18372 18373 mSettings.writeRuntimePermissionsForUserLPr(userId, false); 18374 } 18375 // Regardless of writeSettings we need to ensure that this restriction 18376 // state propagation is persisted 18377 mSettings.writeAllUsersPackageRestrictionsLPr(); 18378 if (installedStateChanged) { 18379 mSettings.writeKernelMappingLPr(ps); 18380 } 18381 } 18382 // can downgrade to reader here 18383 if (writeSettings) { 18384 mSettings.writeLPr(); 18385 } 18386 } 18387 return pkg; 18388 } 18389 18390 private boolean deleteInstalledPackageLIF(PackageSetting ps, 18391 boolean deleteCodeAndResources, int flags, int[] allUserHandles, 18392 PackageRemovedInfo outInfo, boolean writeSettings, 18393 PackageParser.Package replacingPackage) { 18394 synchronized (mPackages) { 18395 if (outInfo != null) { 18396 outInfo.uid = ps.appId; 18397 } 18398 18399 if (outInfo != null && outInfo.removedChildPackages != null) { 18400 final int childCount = (ps.childPackageNames != null) 18401 ? ps.childPackageNames.size() : 0; 18402 for (int i = 0; i < childCount; i++) { 18403 String childPackageName = ps.childPackageNames.get(i); 18404 PackageSetting childPs = mSettings.mPackages.get(childPackageName); 18405 if (childPs == null) { 18406 return false; 18407 } 18408 PackageRemovedInfo childInfo = outInfo.removedChildPackages.get( 18409 childPackageName); 18410 if (childInfo != null) { 18411 childInfo.uid = childPs.appId; 18412 } 18413 } 18414 } 18415 } 18416 18417 // Delete package data from internal structures and also remove data if flag is set 18418 removePackageDataLIF(ps, allUserHandles, outInfo, flags, writeSettings); 18419 18420 // Delete the child packages data 18421 final int childCount = (ps.childPackageNames != null) ? ps.childPackageNames.size() : 0; 18422 for (int i = 0; i < childCount; i++) { 18423 PackageSetting childPs; 18424 synchronized (mPackages) { 18425 childPs = mSettings.getPackageLPr(ps.childPackageNames.get(i)); 18426 } 18427 if (childPs != null) { 18428 PackageRemovedInfo childOutInfo = (outInfo != null 18429 && outInfo.removedChildPackages != null) 18430 ? outInfo.removedChildPackages.get(childPs.name) : null; 18431 final int deleteFlags = (flags & DELETE_KEEP_DATA) != 0 18432 && (replacingPackage != null 18433 && !replacingPackage.hasChildPackage(childPs.name)) 18434 ? flags & ~DELETE_KEEP_DATA : flags; 18435 removePackageDataLIF(childPs, allUserHandles, childOutInfo, 18436 deleteFlags, writeSettings); 18437 } 18438 } 18439 18440 // Delete application code and resources only for parent packages 18441 if (ps.parentPackageName == null) { 18442 if (deleteCodeAndResources && (outInfo != null)) { 18443 outInfo.args = createInstallArgsForExisting(packageFlagsToInstallFlags(ps), 18444 ps.codePathString, ps.resourcePathString, getAppDexInstructionSets(ps)); 18445 if (DEBUG_SD_INSTALL) Slog.i(TAG, "args=" + outInfo.args); 18446 } 18447 } 18448 18449 return true; 18450 } 18451 18452 @Override 18453 public boolean setBlockUninstallForUser(String packageName, boolean blockUninstall, 18454 int userId) { 18455 mContext.enforceCallingOrSelfPermission( 18456 android.Manifest.permission.DELETE_PACKAGES, null); 18457 synchronized (mPackages) { 18458 // Cannot block uninstall of static shared libs as they are 18459 // considered a part of the using app (emulating static linking). 18460 // Also static libs are installed always on internal storage. 18461 PackageParser.Package pkg = mPackages.get(packageName); 18462 if (pkg != null && pkg.staticSharedLibName != null) { 18463 Slog.w(TAG, "Cannot block uninstall of package: " + packageName 18464 + " providing static shared library: " + pkg.staticSharedLibName); 18465 return false; 18466 } 18467 mSettings.setBlockUninstallLPw(userId, packageName, blockUninstall); 18468 mSettings.writePackageRestrictionsLPr(userId); 18469 } 18470 return true; 18471 } 18472 18473 @Override 18474 public boolean getBlockUninstallForUser(String packageName, int userId) { 18475 synchronized (mPackages) { 18476 final PackageSetting ps = mSettings.mPackages.get(packageName); 18477 if (ps == null || filterAppAccessLPr(ps, Binder.getCallingUid(), userId)) { 18478 return false; 18479 } 18480 return mSettings.getBlockUninstallLPr(userId, packageName); 18481 } 18482 } 18483 18484 @Override 18485 public boolean setRequiredForSystemUser(String packageName, boolean systemUserApp) { 18486 enforceSystemOrRoot("setRequiredForSystemUser can only be run by the system or root"); 18487 synchronized (mPackages) { 18488 PackageSetting ps = mSettings.mPackages.get(packageName); 18489 if (ps == null) { 18490 Log.w(TAG, "Package doesn't exist: " + packageName); 18491 return false; 18492 } 18493 if (systemUserApp) { 18494 ps.pkgPrivateFlags |= ApplicationInfo.PRIVATE_FLAG_REQUIRED_FOR_SYSTEM_USER; 18495 } else { 18496 ps.pkgPrivateFlags &= ~ApplicationInfo.PRIVATE_FLAG_REQUIRED_FOR_SYSTEM_USER; 18497 } 18498 mSettings.writeLPr(); 18499 } 18500 return true; 18501 } 18502 18503 /* 18504 * This method handles package deletion in general 18505 */ 18506 private boolean deletePackageLIF(String packageName, UserHandle user, 18507 boolean deleteCodeAndResources, int[] allUserHandles, int flags, 18508 PackageRemovedInfo outInfo, boolean writeSettings, 18509 PackageParser.Package replacingPackage) { 18510 if (packageName == null) { 18511 Slog.w(TAG, "Attempt to delete null packageName."); 18512 return false; 18513 } 18514 18515 if (DEBUG_REMOVE) Slog.d(TAG, "deletePackageLI: " + packageName + " user " + user); 18516 18517 PackageSetting ps; 18518 synchronized (mPackages) { 18519 ps = mSettings.mPackages.get(packageName); 18520 if (ps == null) { 18521 Slog.w(TAG, "Package named '" + packageName + "' doesn't exist."); 18522 return false; 18523 } 18524 18525 if (ps.parentPackageName != null && (!isSystemApp(ps) 18526 || (flags & PackageManager.DELETE_SYSTEM_APP) != 0)) { 18527 if (DEBUG_REMOVE) { 18528 Slog.d(TAG, "Uninstalled child package:" + packageName + " for user:" 18529 + ((user == null) ? UserHandle.USER_ALL : user)); 18530 } 18531 final int removedUserId = (user != null) ? user.getIdentifier() 18532 : UserHandle.USER_ALL; 18533 if (!clearPackageStateForUserLIF(ps, removedUserId, outInfo)) { 18534 return false; 18535 } 18536 markPackageUninstalledForUserLPw(ps, user); 18537 scheduleWritePackageRestrictionsLocked(user); 18538 return true; 18539 } 18540 } 18541 18542 if (((!isSystemApp(ps) || (flags&PackageManager.DELETE_SYSTEM_APP) != 0) && user != null 18543 && user.getIdentifier() != UserHandle.USER_ALL)) { 18544 // The caller is asking that the package only be deleted for a single 18545 // user. To do this, we just mark its uninstalled state and delete 18546 // its data. If this is a system app, we only allow this to happen if 18547 // they have set the special DELETE_SYSTEM_APP which requests different 18548 // semantics than normal for uninstalling system apps. 18549 markPackageUninstalledForUserLPw(ps, user); 18550 18551 if (!isSystemApp(ps)) { 18552 // Do not uninstall the APK if an app should be cached 18553 boolean keepUninstalledPackage = shouldKeepUninstalledPackageLPr(packageName); 18554 if (ps.isAnyInstalled(sUserManager.getUserIds()) || keepUninstalledPackage) { 18555 // Other user still have this package installed, so all 18556 // we need to do is clear this user's data and save that 18557 // it is uninstalled. 18558 if (DEBUG_REMOVE) Slog.d(TAG, "Still installed by other users"); 18559 if (!clearPackageStateForUserLIF(ps, user.getIdentifier(), outInfo)) { 18560 return false; 18561 } 18562 scheduleWritePackageRestrictionsLocked(user); 18563 return true; 18564 } else { 18565 // We need to set it back to 'installed' so the uninstall 18566 // broadcasts will be sent correctly. 18567 if (DEBUG_REMOVE) Slog.d(TAG, "Not installed by other users, full delete"); 18568 ps.setInstalled(true, user.getIdentifier()); 18569 mSettings.writeKernelMappingLPr(ps); 18570 } 18571 } else { 18572 // This is a system app, so we assume that the 18573 // other users still have this package installed, so all 18574 // we need to do is clear this user's data and save that 18575 // it is uninstalled. 18576 if (DEBUG_REMOVE) Slog.d(TAG, "Deleting system app"); 18577 if (!clearPackageStateForUserLIF(ps, user.getIdentifier(), outInfo)) { 18578 return false; 18579 } 18580 scheduleWritePackageRestrictionsLocked(user); 18581 return true; 18582 } 18583 } 18584 18585 // If we are deleting a composite package for all users, keep track 18586 // of result for each child. 18587 if (ps.childPackageNames != null && outInfo != null) { 18588 synchronized (mPackages) { 18589 final int childCount = ps.childPackageNames.size(); 18590 outInfo.removedChildPackages = new ArrayMap<>(childCount); 18591 for (int i = 0; i < childCount; i++) { 18592 String childPackageName = ps.childPackageNames.get(i); 18593 PackageRemovedInfo childInfo = new PackageRemovedInfo(this); 18594 childInfo.removedPackage = childPackageName; 18595 childInfo.installerPackageName = ps.installerPackageName; 18596 outInfo.removedChildPackages.put(childPackageName, childInfo); 18597 PackageSetting childPs = mSettings.getPackageLPr(childPackageName); 18598 if (childPs != null) { 18599 childInfo.origUsers = childPs.queryInstalledUsers(allUserHandles, true); 18600 } 18601 } 18602 } 18603 } 18604 18605 boolean ret = false; 18606 if (isSystemApp(ps)) { 18607 if (DEBUG_REMOVE) Slog.d(TAG, "Removing system package: " + ps.name); 18608 // When an updated system application is deleted we delete the existing resources 18609 // as well and fall back to existing code in system partition 18610 ret = deleteSystemPackageLIF(ps.pkg, ps, allUserHandles, flags, outInfo, writeSettings); 18611 } else { 18612 if (DEBUG_REMOVE) Slog.d(TAG, "Removing non-system package: " + ps.name); 18613 ret = deleteInstalledPackageLIF(ps, deleteCodeAndResources, flags, allUserHandles, 18614 outInfo, writeSettings, replacingPackage); 18615 } 18616 18617 // Take a note whether we deleted the package for all users 18618 if (outInfo != null) { 18619 outInfo.removedForAllUsers = mPackages.get(ps.name) == null; 18620 if (outInfo.removedChildPackages != null) { 18621 synchronized (mPackages) { 18622 final int childCount = outInfo.removedChildPackages.size(); 18623 for (int i = 0; i < childCount; i++) { 18624 PackageRemovedInfo childInfo = outInfo.removedChildPackages.valueAt(i); 18625 if (childInfo != null) { 18626 childInfo.removedForAllUsers = mPackages.get( 18627 childInfo.removedPackage) == null; 18628 } 18629 } 18630 } 18631 } 18632 // If we uninstalled an update to a system app there may be some 18633 // child packages that appeared as they are declared in the system 18634 // app but were not declared in the update. 18635 if (isSystemApp(ps)) { 18636 synchronized (mPackages) { 18637 PackageSetting updatedPs = mSettings.getPackageLPr(ps.name); 18638 final int childCount = (updatedPs.childPackageNames != null) 18639 ? updatedPs.childPackageNames.size() : 0; 18640 for (int i = 0; i < childCount; i++) { 18641 String childPackageName = updatedPs.childPackageNames.get(i); 18642 if (outInfo.removedChildPackages == null 18643 || outInfo.removedChildPackages.indexOfKey(childPackageName) < 0) { 18644 PackageSetting childPs = mSettings.getPackageLPr(childPackageName); 18645 if (childPs == null) { 18646 continue; 18647 } 18648 PackageInstalledInfo installRes = new PackageInstalledInfo(); 18649 installRes.name = childPackageName; 18650 installRes.newUsers = childPs.queryInstalledUsers(allUserHandles, true); 18651 installRes.pkg = mPackages.get(childPackageName); 18652 installRes.uid = childPs.pkg.applicationInfo.uid; 18653 if (outInfo.appearedChildPackages == null) { 18654 outInfo.appearedChildPackages = new ArrayMap<>(); 18655 } 18656 outInfo.appearedChildPackages.put(childPackageName, installRes); 18657 } 18658 } 18659 } 18660 } 18661 } 18662 18663 return ret; 18664 } 18665 18666 private void markPackageUninstalledForUserLPw(PackageSetting ps, UserHandle user) { 18667 final int[] userIds = (user == null || user.getIdentifier() == UserHandle.USER_ALL) 18668 ? sUserManager.getUserIds() : new int[] {user.getIdentifier()}; 18669 for (int nextUserId : userIds) { 18670 if (DEBUG_REMOVE) { 18671 Slog.d(TAG, "Marking package:" + ps.name + " uninstalled for user:" + nextUserId); 18672 } 18673 ps.setUserState(nextUserId, 0, COMPONENT_ENABLED_STATE_DEFAULT, 18674 false /*installed*/, 18675 true /*stopped*/, 18676 true /*notLaunched*/, 18677 false /*hidden*/, 18678 false /*suspended*/, 18679 false /*instantApp*/, 18680 false /*virtualPreload*/, 18681 null /*lastDisableAppCaller*/, 18682 null /*enabledComponents*/, 18683 null /*disabledComponents*/, 18684 ps.readUserState(nextUserId).domainVerificationStatus, 18685 0, PackageManager.INSTALL_REASON_UNKNOWN, 18686 null /*harmfulAppWarning*/); 18687 } 18688 mSettings.writeKernelMappingLPr(ps); 18689 } 18690 18691 private boolean clearPackageStateForUserLIF(PackageSetting ps, int userId, 18692 PackageRemovedInfo outInfo) { 18693 final PackageParser.Package pkg; 18694 synchronized (mPackages) { 18695 pkg = mPackages.get(ps.name); 18696 } 18697 18698 final int[] userIds = (userId == UserHandle.USER_ALL) ? sUserManager.getUserIds() 18699 : new int[] {userId}; 18700 for (int nextUserId : userIds) { 18701 if (DEBUG_REMOVE) { 18702 Slog.d(TAG, "Updating package:" + ps.name + " install state for user:" 18703 + nextUserId); 18704 } 18705 18706 destroyAppDataLIF(pkg, userId, 18707 StorageManager.FLAG_STORAGE_DE | StorageManager.FLAG_STORAGE_CE); 18708 destroyAppProfilesLIF(pkg, userId); 18709 clearDefaultBrowserIfNeededForUser(ps.name, userId); 18710 removeKeystoreDataIfNeeded(nextUserId, ps.appId); 18711 schedulePackageCleaning(ps.name, nextUserId, false); 18712 synchronized (mPackages) { 18713 if (clearPackagePreferredActivitiesLPw(ps.name, nextUserId)) { 18714 scheduleWritePackageRestrictionsLocked(nextUserId); 18715 } 18716 resetUserChangesToRuntimePermissionsAndFlagsLPw(ps, nextUserId); 18717 } 18718 } 18719 18720 if (outInfo != null) { 18721 outInfo.removedPackage = ps.name; 18722 outInfo.installerPackageName = ps.installerPackageName; 18723 outInfo.isStaticSharedLib = pkg != null && pkg.staticSharedLibName != null; 18724 outInfo.removedAppId = ps.appId; 18725 outInfo.removedUsers = userIds; 18726 outInfo.broadcastUsers = userIds; 18727 } 18728 18729 return true; 18730 } 18731 18732 private static final class ClearStorageConnection implements ServiceConnection { 18733 IMediaContainerService mContainerService; 18734 18735 @Override 18736 public void onServiceConnected(ComponentName name, IBinder service) { 18737 synchronized (this) { 18738 mContainerService = IMediaContainerService.Stub 18739 .asInterface(Binder.allowBlocking(service)); 18740 notifyAll(); 18741 } 18742 } 18743 18744 @Override 18745 public void onServiceDisconnected(ComponentName name) { 18746 } 18747 } 18748 18749 private void clearExternalStorageDataSync(String packageName, int userId, boolean allData) { 18750 if (DEFAULT_CONTAINER_PACKAGE.equals(packageName)) return; 18751 18752 final boolean mounted; 18753 if (Environment.isExternalStorageEmulated()) { 18754 mounted = true; 18755 } else { 18756 final String status = Environment.getExternalStorageState(); 18757 18758 mounted = status.equals(Environment.MEDIA_MOUNTED) 18759 || status.equals(Environment.MEDIA_MOUNTED_READ_ONLY); 18760 } 18761 18762 if (!mounted) { 18763 return; 18764 } 18765 18766 final Intent containerIntent = new Intent().setComponent(DEFAULT_CONTAINER_COMPONENT); 18767 int[] users; 18768 if (userId == UserHandle.USER_ALL) { 18769 users = sUserManager.getUserIds(); 18770 } else { 18771 users = new int[] { userId }; 18772 } 18773 final ClearStorageConnection conn = new ClearStorageConnection(); 18774 if (mContext.bindServiceAsUser( 18775 containerIntent, conn, Context.BIND_AUTO_CREATE, UserHandle.SYSTEM)) { 18776 try { 18777 for (int curUser : users) { 18778 long timeout = SystemClock.uptimeMillis() + 5000; 18779 synchronized (conn) { 18780 long now; 18781 while (conn.mContainerService == null && 18782 (now = SystemClock.uptimeMillis()) < timeout) { 18783 try { 18784 conn.wait(timeout - now); 18785 } catch (InterruptedException e) { 18786 } 18787 } 18788 } 18789 if (conn.mContainerService == null) { 18790 return; 18791 } 18792 18793 final UserEnvironment userEnv = new UserEnvironment(curUser); 18794 clearDirectory(conn.mContainerService, 18795 userEnv.buildExternalStorageAppCacheDirs(packageName)); 18796 if (allData) { 18797 clearDirectory(conn.mContainerService, 18798 userEnv.buildExternalStorageAppDataDirs(packageName)); 18799 clearDirectory(conn.mContainerService, 18800 userEnv.buildExternalStorageAppMediaDirs(packageName)); 18801 } 18802 } 18803 } finally { 18804 mContext.unbindService(conn); 18805 } 18806 } 18807 } 18808 18809 @Override 18810 public void clearApplicationProfileData(String packageName) { 18811 enforceSystemOrRoot("Only the system can clear all profile data"); 18812 18813 final PackageParser.Package pkg; 18814 synchronized (mPackages) { 18815 pkg = mPackages.get(packageName); 18816 } 18817 18818 try (PackageFreezer freezer = freezePackage(packageName, "clearApplicationProfileData")) { 18819 synchronized (mInstallLock) { 18820 clearAppProfilesLIF(pkg, UserHandle.USER_ALL); 18821 } 18822 } 18823 } 18824 18825 @Override 18826 public void clearApplicationUserData(final String packageName, 18827 final IPackageDataObserver observer, final int userId) { 18828 mContext.enforceCallingOrSelfPermission( 18829 android.Manifest.permission.CLEAR_APP_USER_DATA, null); 18830 18831 final int callingUid = Binder.getCallingUid(); 18832 mPermissionManager.enforceCrossUserPermission(callingUid, userId, 18833 true /* requireFullPermission */, false /* checkShell */, "clear application data"); 18834 18835 final PackageSetting ps = mSettings.getPackageLPr(packageName); 18836 final boolean filterApp = (ps != null && filterAppAccessLPr(ps, callingUid, userId)); 18837 if (!filterApp && mProtectedPackages.isPackageDataProtected(userId, packageName)) { 18838 throw new SecurityException("Cannot clear data for a protected package: " 18839 + packageName); 18840 } 18841 // Queue up an async operation since the package deletion may take a little while. 18842 mHandler.post(new Runnable() { 18843 public void run() { 18844 mHandler.removeCallbacks(this); 18845 final boolean succeeded; 18846 if (!filterApp) { 18847 try (PackageFreezer freezer = freezePackage(packageName, 18848 "clearApplicationUserData")) { 18849 synchronized (mInstallLock) { 18850 succeeded = clearApplicationUserDataLIF(packageName, userId); 18851 } 18852 clearExternalStorageDataSync(packageName, userId, true); 18853 synchronized (mPackages) { 18854 mInstantAppRegistry.deleteInstantApplicationMetadataLPw( 18855 packageName, userId); 18856 } 18857 } 18858 if (succeeded) { 18859 // invoke DeviceStorageMonitor's update method to clear any notifications 18860 DeviceStorageMonitorInternal dsm = LocalServices 18861 .getService(DeviceStorageMonitorInternal.class); 18862 if (dsm != null) { 18863 dsm.checkMemory(); 18864 } 18865 } 18866 } else { 18867 succeeded = false; 18868 } 18869 if (observer != null) { 18870 try { 18871 observer.onRemoveCompleted(packageName, succeeded); 18872 } catch (RemoteException e) { 18873 Log.i(TAG, "Observer no longer exists."); 18874 } 18875 } //end if observer 18876 } //end run 18877 }); 18878 } 18879 18880 private boolean clearApplicationUserDataLIF(String packageName, int userId) { 18881 if (packageName == null) { 18882 Slog.w(TAG, "Attempt to delete null packageName."); 18883 return false; 18884 } 18885 18886 // Try finding details about the requested package 18887 PackageParser.Package pkg; 18888 synchronized (mPackages) { 18889 pkg = mPackages.get(packageName); 18890 if (pkg == null) { 18891 final PackageSetting ps = mSettings.mPackages.get(packageName); 18892 if (ps != null) { 18893 pkg = ps.pkg; 18894 } 18895 } 18896 18897 if (pkg == null) { 18898 Slog.w(TAG, "Package named '" + packageName + "' doesn't exist."); 18899 return false; 18900 } 18901 18902 PackageSetting ps = (PackageSetting) pkg.mExtras; 18903 resetUserChangesToRuntimePermissionsAndFlagsLPw(ps, userId); 18904 } 18905 18906 clearAppDataLIF(pkg, userId, 18907 StorageManager.FLAG_STORAGE_DE | StorageManager.FLAG_STORAGE_CE); 18908 18909 final int appId = UserHandle.getAppId(pkg.applicationInfo.uid); 18910 removeKeystoreDataIfNeeded(userId, appId); 18911 18912 UserManagerInternal umInternal = getUserManagerInternal(); 18913 final int flags; 18914 if (umInternal.isUserUnlockingOrUnlocked(userId)) { 18915 flags = StorageManager.FLAG_STORAGE_DE | StorageManager.FLAG_STORAGE_CE; 18916 } else if (umInternal.isUserRunning(userId)) { 18917 flags = StorageManager.FLAG_STORAGE_DE; 18918 } else { 18919 flags = 0; 18920 } 18921 prepareAppDataContentsLIF(pkg, userId, flags); 18922 18923 return true; 18924 } 18925 18926 /** 18927 * Reverts user permission state changes (permissions and flags) in 18928 * all packages for a given user. 18929 * 18930 * @param userId The device user for which to do a reset. 18931 */ 18932 private void resetUserChangesToRuntimePermissionsAndFlagsLPw(int userId) { 18933 final int packageCount = mPackages.size(); 18934 for (int i = 0; i < packageCount; i++) { 18935 PackageParser.Package pkg = mPackages.valueAt(i); 18936 PackageSetting ps = (PackageSetting) pkg.mExtras; 18937 resetUserChangesToRuntimePermissionsAndFlagsLPw(ps, userId); 18938 } 18939 } 18940 18941 private void resetNetworkPolicies(int userId) { 18942 LocalServices.getService(NetworkPolicyManagerInternal.class).resetUserState(userId); 18943 } 18944 18945 /** 18946 * Reverts user permission state changes (permissions and flags). 18947 * 18948 * @param ps The package for which to reset. 18949 * @param userId The device user for which to do a reset. 18950 */ 18951 private void resetUserChangesToRuntimePermissionsAndFlagsLPw( 18952 final PackageSetting ps, final int userId) { 18953 if (ps.pkg == null) { 18954 return; 18955 } 18956 18957 // These are flags that can change base on user actions. 18958 final int userSettableMask = FLAG_PERMISSION_USER_SET 18959 | FLAG_PERMISSION_USER_FIXED 18960 | FLAG_PERMISSION_REVOKE_ON_UPGRADE 18961 | FLAG_PERMISSION_REVIEW_REQUIRED; 18962 18963 final int policyOrSystemFlags = FLAG_PERMISSION_SYSTEM_FIXED 18964 | FLAG_PERMISSION_POLICY_FIXED; 18965 18966 boolean writeInstallPermissions = false; 18967 boolean writeRuntimePermissions = false; 18968 18969 final int permissionCount = ps.pkg.requestedPermissions.size(); 18970 for (int i = 0; i < permissionCount; i++) { 18971 final String permName = ps.pkg.requestedPermissions.get(i); 18972 final BasePermission bp = 18973 (BasePermission) mPermissionManager.getPermissionTEMP(permName); 18974 if (bp == null) { 18975 continue; 18976 } 18977 18978 // If shared user we just reset the state to which only this app contributed. 18979 if (ps.sharedUser != null) { 18980 boolean used = false; 18981 final int packageCount = ps.sharedUser.packages.size(); 18982 for (int j = 0; j < packageCount; j++) { 18983 PackageSetting pkg = ps.sharedUser.packages.valueAt(j); 18984 if (pkg.pkg != null && !pkg.pkg.packageName.equals(ps.pkg.packageName) 18985 && pkg.pkg.requestedPermissions.contains(permName)) { 18986 used = true; 18987 break; 18988 } 18989 } 18990 if (used) { 18991 continue; 18992 } 18993 } 18994 18995 final PermissionsState permissionsState = ps.getPermissionsState(); 18996 18997 final int oldFlags = permissionsState.getPermissionFlags(permName, userId); 18998 18999 // Always clear the user settable flags. 19000 final boolean hasInstallState = 19001 permissionsState.getInstallPermissionState(permName) != null; 19002 // If permission review is enabled and this is a legacy app, mark the 19003 // permission as requiring a review as this is the initial state. 19004 int flags = 0; 19005 if (mSettings.mPermissions.mPermissionReviewRequired 19006 && ps.pkg.applicationInfo.targetSdkVersion < Build.VERSION_CODES.M) { 19007 flags |= FLAG_PERMISSION_REVIEW_REQUIRED; 19008 } 19009 if (permissionsState.updatePermissionFlags(bp, userId, userSettableMask, flags)) { 19010 if (hasInstallState) { 19011 writeInstallPermissions = true; 19012 } else { 19013 writeRuntimePermissions = true; 19014 } 19015 } 19016 19017 // Below is only runtime permission handling. 19018 if (!bp.isRuntime()) { 19019 continue; 19020 } 19021 19022 // Never clobber system or policy. 19023 if ((oldFlags & policyOrSystemFlags) != 0) { 19024 continue; 19025 } 19026 19027 // If this permission was granted by default, make sure it is. 19028 if ((oldFlags & FLAG_PERMISSION_GRANTED_BY_DEFAULT) != 0) { 19029 if (permissionsState.grantRuntimePermission(bp, userId) 19030 != PERMISSION_OPERATION_FAILURE) { 19031 writeRuntimePermissions = true; 19032 } 19033 // If permission review is enabled the permissions for a legacy apps 19034 // are represented as constantly granted runtime ones, so don't revoke. 19035 } else if ((flags & FLAG_PERMISSION_REVIEW_REQUIRED) == 0) { 19036 // Otherwise, reset the permission. 19037 final int revokeResult = permissionsState.revokeRuntimePermission(bp, userId); 19038 switch (revokeResult) { 19039 case PERMISSION_OPERATION_SUCCESS: 19040 case PERMISSION_OPERATION_SUCCESS_GIDS_CHANGED: { 19041 writeRuntimePermissions = true; 19042 final int appId = ps.appId; 19043 mHandler.post(new Runnable() { 19044 @Override 19045 public void run() { 19046 killUid(appId, userId, KILL_APP_REASON_PERMISSIONS_REVOKED); 19047 } 19048 }); 19049 } break; 19050 } 19051 } 19052 } 19053 19054 // Synchronously write as we are taking permissions away. 19055 if (writeRuntimePermissions) { 19056 mSettings.writeRuntimePermissionsForUserLPr(userId, true); 19057 } 19058 19059 // Synchronously write as we are taking permissions away. 19060 if (writeInstallPermissions) { 19061 mSettings.writeLPr(); 19062 } 19063 } 19064 19065 /** 19066 * Remove entries from the keystore daemon. Will only remove it if the 19067 * {@code appId} is valid. 19068 */ 19069 private static void removeKeystoreDataIfNeeded(int userId, int appId) { 19070 if (appId < 0) { 19071 return; 19072 } 19073 19074 final KeyStore keyStore = KeyStore.getInstance(); 19075 if (keyStore != null) { 19076 if (userId == UserHandle.USER_ALL) { 19077 for (final int individual : sUserManager.getUserIds()) { 19078 keyStore.clearUid(UserHandle.getUid(individual, appId)); 19079 } 19080 } else { 19081 keyStore.clearUid(UserHandle.getUid(userId, appId)); 19082 } 19083 } else { 19084 Slog.w(TAG, "Could not contact keystore to clear entries for app id " + appId); 19085 } 19086 } 19087 19088 @Override 19089 public void deleteApplicationCacheFiles(final String packageName, 19090 final IPackageDataObserver observer) { 19091 final int userId = UserHandle.getCallingUserId(); 19092 deleteApplicationCacheFilesAsUser(packageName, userId, observer); 19093 } 19094 19095 @Override 19096 public void deleteApplicationCacheFilesAsUser(final String packageName, final int userId, 19097 final IPackageDataObserver observer) { 19098 final int callingUid = Binder.getCallingUid(); 19099 if (mContext.checkCallingOrSelfPermission( 19100 android.Manifest.permission.INTERNAL_DELETE_CACHE_FILES) 19101 != PackageManager.PERMISSION_GRANTED) { 19102 // If the caller has the old delete cache permission, silently ignore. Else throw. 19103 if (mContext.checkCallingOrSelfPermission( 19104 android.Manifest.permission.DELETE_CACHE_FILES) 19105 == PackageManager.PERMISSION_GRANTED) { 19106 Slog.w(TAG, "Calling uid " + callingUid + " does not have " + 19107 android.Manifest.permission.INTERNAL_DELETE_CACHE_FILES + 19108 ", silently ignoring"); 19109 return; 19110 } 19111 mContext.enforceCallingOrSelfPermission( 19112 android.Manifest.permission.INTERNAL_DELETE_CACHE_FILES, null); 19113 } 19114 mPermissionManager.enforceCrossUserPermission(callingUid, userId, 19115 /* requireFullPermission= */ true, /* checkShell= */ false, 19116 "delete application cache files"); 19117 final int hasAccessInstantApps = mContext.checkCallingOrSelfPermission( 19118 android.Manifest.permission.ACCESS_INSTANT_APPS); 19119 19120 final PackageParser.Package pkg; 19121 synchronized (mPackages) { 19122 pkg = mPackages.get(packageName); 19123 } 19124 19125 // Queue up an async operation since the package deletion may take a little while. 19126 mHandler.post(new Runnable() { 19127 public void run() { 19128 final PackageSetting ps = pkg == null ? null : (PackageSetting) pkg.mExtras; 19129 boolean doClearData = true; 19130 if (ps != null) { 19131 final boolean targetIsInstantApp = 19132 ps.getInstantApp(UserHandle.getUserId(callingUid)); 19133 doClearData = !targetIsInstantApp 19134 || hasAccessInstantApps == PackageManager.PERMISSION_GRANTED; 19135 } 19136 if (doClearData) { 19137 synchronized (mInstallLock) { 19138 final int flags = StorageManager.FLAG_STORAGE_DE 19139 | StorageManager.FLAG_STORAGE_CE; 19140 // We're only clearing cache files, so we don't care if the 19141 // app is unfrozen and still able to run 19142 clearAppDataLIF(pkg, userId, flags | Installer.FLAG_CLEAR_CACHE_ONLY); 19143 clearAppDataLIF(pkg, userId, flags | Installer.FLAG_CLEAR_CODE_CACHE_ONLY); 19144 } 19145 clearExternalStorageDataSync(packageName, userId, false); 19146 } 19147 if (observer != null) { 19148 try { 19149 observer.onRemoveCompleted(packageName, true); 19150 } catch (RemoteException e) { 19151 Log.i(TAG, "Observer no longer exists."); 19152 } 19153 } 19154 } 19155 }); 19156 } 19157 19158 @Override 19159 public void getPackageSizeInfo(final String packageName, int userHandle, 19160 final IPackageStatsObserver observer) { 19161 throw new UnsupportedOperationException( 19162 "Shame on you for calling the hidden API getPackageSizeInfo(). Shame!"); 19163 } 19164 19165 private boolean getPackageSizeInfoLI(String packageName, int userId, PackageStats stats) { 19166 final PackageSetting ps; 19167 synchronized (mPackages) { 19168 ps = mSettings.mPackages.get(packageName); 19169 if (ps == null) { 19170 Slog.w(TAG, "Failed to find settings for " + packageName); 19171 return false; 19172 } 19173 } 19174 19175 final String[] packageNames = { packageName }; 19176 final long[] ceDataInodes = { ps.getCeDataInode(userId) }; 19177 final String[] codePaths = { ps.codePathString }; 19178 19179 try { 19180 mInstaller.getAppSize(ps.volumeUuid, packageNames, userId, 0, 19181 ps.appId, ceDataInodes, codePaths, stats); 19182 19183 // For now, ignore code size of packages on system partition 19184 if (isSystemApp(ps) && !isUpdatedSystemApp(ps)) { 19185 stats.codeSize = 0; 19186 } 19187 19188 // External clients expect these to be tracked separately 19189 stats.dataSize -= stats.cacheSize; 19190 19191 } catch (InstallerException e) { 19192 Slog.w(TAG, String.valueOf(e)); 19193 return false; 19194 } 19195 19196 return true; 19197 } 19198 19199 private int getUidTargetSdkVersionLockedLPr(int uid) { 19200 Object obj = mSettings.getUserIdLPr(uid); 19201 if (obj instanceof SharedUserSetting) { 19202 final SharedUserSetting sus = (SharedUserSetting) obj; 19203 int vers = Build.VERSION_CODES.CUR_DEVELOPMENT; 19204 final Iterator<PackageSetting> it = sus.packages.iterator(); 19205 while (it.hasNext()) { 19206 final PackageSetting ps = it.next(); 19207 if (ps.pkg != null) { 19208 int v = ps.pkg.applicationInfo.targetSdkVersion; 19209 if (v < vers) vers = v; 19210 } 19211 } 19212 return vers; 19213 } else if (obj instanceof PackageSetting) { 19214 final PackageSetting ps = (PackageSetting) obj; 19215 if (ps.pkg != null) { 19216 return ps.pkg.applicationInfo.targetSdkVersion; 19217 } 19218 } 19219 return Build.VERSION_CODES.CUR_DEVELOPMENT; 19220 } 19221 19222 private int getPackageTargetSdkVersionLockedLPr(String packageName) { 19223 final PackageParser.Package p = mPackages.get(packageName); 19224 if (p != null) { 19225 return p.applicationInfo.targetSdkVersion; 19226 } 19227 return Build.VERSION_CODES.CUR_DEVELOPMENT; 19228 } 19229 19230 @Override 19231 public void addPreferredActivity(IntentFilter filter, int match, 19232 ComponentName[] set, ComponentName activity, int userId) { 19233 addPreferredActivityInternal(filter, match, set, activity, true, userId, 19234 "Adding preferred"); 19235 } 19236 19237 private void addPreferredActivityInternal(IntentFilter filter, int match, 19238 ComponentName[] set, ComponentName activity, boolean always, int userId, 19239 String opname) { 19240 // writer 19241 int callingUid = Binder.getCallingUid(); 19242 mPermissionManager.enforceCrossUserPermission(callingUid, userId, 19243 true /* requireFullPermission */, false /* checkShell */, "add preferred activity"); 19244 if (filter.countActions() == 0) { 19245 Slog.w(TAG, "Cannot set a preferred activity with no filter actions"); 19246 return; 19247 } 19248 synchronized (mPackages) { 19249 if (mContext.checkCallingOrSelfPermission( 19250 android.Manifest.permission.SET_PREFERRED_APPLICATIONS) 19251 != PackageManager.PERMISSION_GRANTED) { 19252 if (getUidTargetSdkVersionLockedLPr(callingUid) 19253 < Build.VERSION_CODES.FROYO) { 19254 Slog.w(TAG, "Ignoring addPreferredActivity() from uid " 19255 + callingUid); 19256 return; 19257 } 19258 mContext.enforceCallingOrSelfPermission( 19259 android.Manifest.permission.SET_PREFERRED_APPLICATIONS, null); 19260 } 19261 19262 PreferredIntentResolver pir = mSettings.editPreferredActivitiesLPw(userId); 19263 Slog.i(TAG, opname + " activity " + activity.flattenToShortString() + " for user " 19264 + userId + ":"); 19265 filter.dump(new LogPrinter(Log.INFO, TAG), " "); 19266 pir.addFilter(new PreferredActivity(filter, match, set, activity, always)); 19267 scheduleWritePackageRestrictionsLocked(userId); 19268 postPreferredActivityChangedBroadcast(userId); 19269 } 19270 } 19271 19272 private void postPreferredActivityChangedBroadcast(int userId) { 19273 mHandler.post(() -> { 19274 final IActivityManager am = ActivityManager.getService(); 19275 if (am == null) { 19276 return; 19277 } 19278 19279 final Intent intent = new Intent(Intent.ACTION_PREFERRED_ACTIVITY_CHANGED); 19280 intent.putExtra(Intent.EXTRA_USER_HANDLE, userId); 19281 try { 19282 am.broadcastIntent(null, intent, null, null, 19283 0, null, null, null, android.app.AppOpsManager.OP_NONE, 19284 null, false, false, userId); 19285 } catch (RemoteException e) { 19286 } 19287 }); 19288 } 19289 19290 @Override 19291 public void replacePreferredActivity(IntentFilter filter, int match, 19292 ComponentName[] set, ComponentName activity, int userId) { 19293 if (filter.countActions() != 1) { 19294 throw new IllegalArgumentException( 19295 "replacePreferredActivity expects filter to have only 1 action."); 19296 } 19297 if (filter.countDataAuthorities() != 0 19298 || filter.countDataPaths() != 0 19299 || filter.countDataSchemes() > 1 19300 || filter.countDataTypes() != 0) { 19301 throw new IllegalArgumentException( 19302 "replacePreferredActivity expects filter to have no data authorities, " + 19303 "paths, or types; and at most one scheme."); 19304 } 19305 19306 final int callingUid = Binder.getCallingUid(); 19307 mPermissionManager.enforceCrossUserPermission(callingUid, userId, 19308 true /* requireFullPermission */, false /* checkShell */, 19309 "replace preferred activity"); 19310 synchronized (mPackages) { 19311 if (mContext.checkCallingOrSelfPermission( 19312 android.Manifest.permission.SET_PREFERRED_APPLICATIONS) 19313 != PackageManager.PERMISSION_GRANTED) { 19314 if (getUidTargetSdkVersionLockedLPr(callingUid) 19315 < Build.VERSION_CODES.FROYO) { 19316 Slog.w(TAG, "Ignoring replacePreferredActivity() from uid " 19317 + Binder.getCallingUid()); 19318 return; 19319 } 19320 mContext.enforceCallingOrSelfPermission( 19321 android.Manifest.permission.SET_PREFERRED_APPLICATIONS, null); 19322 } 19323 19324 PreferredIntentResolver pir = mSettings.mPreferredActivities.get(userId); 19325 if (pir != null) { 19326 // Get all of the existing entries that exactly match this filter. 19327 ArrayList<PreferredActivity> existing = pir.findFilters(filter); 19328 if (existing != null && existing.size() == 1) { 19329 PreferredActivity cur = existing.get(0); 19330 if (DEBUG_PREFERRED) { 19331 Slog.i(TAG, "Checking replace of preferred:"); 19332 filter.dump(new LogPrinter(Log.INFO, TAG), " "); 19333 if (!cur.mPref.mAlways) { 19334 Slog.i(TAG, " -- CUR; not mAlways!"); 19335 } else { 19336 Slog.i(TAG, " -- CUR: mMatch=" + cur.mPref.mMatch); 19337 Slog.i(TAG, " -- CUR: mSet=" 19338 + Arrays.toString(cur.mPref.mSetComponents)); 19339 Slog.i(TAG, " -- CUR: mComponent=" + cur.mPref.mShortComponent); 19340 Slog.i(TAG, " -- NEW: mMatch=" 19341 + (match&IntentFilter.MATCH_CATEGORY_MASK)); 19342 Slog.i(TAG, " -- CUR: mSet=" + Arrays.toString(set)); 19343 Slog.i(TAG, " -- CUR: mComponent=" + activity.flattenToShortString()); 19344 } 19345 } 19346 if (cur.mPref.mAlways && cur.mPref.mComponent.equals(activity) 19347 && cur.mPref.mMatch == (match&IntentFilter.MATCH_CATEGORY_MASK) 19348 && cur.mPref.sameSet(set)) { 19349 // Setting the preferred activity to what it happens to be already 19350 if (DEBUG_PREFERRED) { 19351 Slog.i(TAG, "Replacing with same preferred activity " 19352 + cur.mPref.mShortComponent + " for user " 19353 + userId + ":"); 19354 filter.dump(new LogPrinter(Log.INFO, TAG), " "); 19355 } 19356 return; 19357 } 19358 } 19359 19360 if (existing != null) { 19361 if (DEBUG_PREFERRED) { 19362 Slog.i(TAG, existing.size() + " existing preferred matches for:"); 19363 filter.dump(new LogPrinter(Log.INFO, TAG), " "); 19364 } 19365 for (int i = 0; i < existing.size(); i++) { 19366 PreferredActivity pa = existing.get(i); 19367 if (DEBUG_PREFERRED) { 19368 Slog.i(TAG, "Removing existing preferred activity " 19369 + pa.mPref.mComponent + ":"); 19370 pa.dump(new LogPrinter(Log.INFO, TAG), " "); 19371 } 19372 pir.removeFilter(pa); 19373 } 19374 } 19375 } 19376 addPreferredActivityInternal(filter, match, set, activity, true, userId, 19377 "Replacing preferred"); 19378 } 19379 } 19380 19381 @Override 19382 public void clearPackagePreferredActivities(String packageName) { 19383 final int callingUid = Binder.getCallingUid(); 19384 if (getInstantAppPackageName(callingUid) != null) { 19385 return; 19386 } 19387 // writer 19388 synchronized (mPackages) { 19389 PackageParser.Package pkg = mPackages.get(packageName); 19390 if (pkg == null || pkg.applicationInfo.uid != callingUid) { 19391 if (mContext.checkCallingOrSelfPermission( 19392 android.Manifest.permission.SET_PREFERRED_APPLICATIONS) 19393 != PackageManager.PERMISSION_GRANTED) { 19394 if (getUidTargetSdkVersionLockedLPr(callingUid) 19395 < Build.VERSION_CODES.FROYO) { 19396 Slog.w(TAG, "Ignoring clearPackagePreferredActivities() from uid " 19397 + callingUid); 19398 return; 19399 } 19400 mContext.enforceCallingOrSelfPermission( 19401 android.Manifest.permission.SET_PREFERRED_APPLICATIONS, null); 19402 } 19403 } 19404 final PackageSetting ps = mSettings.getPackageLPr(packageName); 19405 if (ps != null 19406 && filterAppAccessLPr(ps, callingUid, UserHandle.getUserId(callingUid))) { 19407 return; 19408 } 19409 int user = UserHandle.getCallingUserId(); 19410 if (clearPackagePreferredActivitiesLPw(packageName, user)) { 19411 scheduleWritePackageRestrictionsLocked(user); 19412 } 19413 } 19414 } 19415 19416 /** This method takes a specific user id as well as UserHandle.USER_ALL. */ 19417 boolean clearPackagePreferredActivitiesLPw(String packageName, int userId) { 19418 ArrayList<PreferredActivity> removed = null; 19419 boolean changed = false; 19420 for (int i=0; i<mSettings.mPreferredActivities.size(); i++) { 19421 final int thisUserId = mSettings.mPreferredActivities.keyAt(i); 19422 PreferredIntentResolver pir = mSettings.mPreferredActivities.valueAt(i); 19423 if (userId != UserHandle.USER_ALL && userId != thisUserId) { 19424 continue; 19425 } 19426 Iterator<PreferredActivity> it = pir.filterIterator(); 19427 while (it.hasNext()) { 19428 PreferredActivity pa = it.next(); 19429 // Mark entry for removal only if it matches the package name 19430 // and the entry is of type "always". 19431 if (packageName == null || 19432 (pa.mPref.mComponent.getPackageName().equals(packageName) 19433 && pa.mPref.mAlways)) { 19434 if (removed == null) { 19435 removed = new ArrayList<PreferredActivity>(); 19436 } 19437 removed.add(pa); 19438 } 19439 } 19440 if (removed != null) { 19441 for (int j=0; j<removed.size(); j++) { 19442 PreferredActivity pa = removed.get(j); 19443 pir.removeFilter(pa); 19444 } 19445 changed = true; 19446 } 19447 } 19448 if (changed) { 19449 postPreferredActivityChangedBroadcast(userId); 19450 } 19451 return changed; 19452 } 19453 19454 /** This method takes a specific user id as well as UserHandle.USER_ALL. */ 19455 private void clearIntentFilterVerificationsLPw(int userId) { 19456 final int packageCount = mPackages.size(); 19457 for (int i = 0; i < packageCount; i++) { 19458 PackageParser.Package pkg = mPackages.valueAt(i); 19459 clearIntentFilterVerificationsLPw(pkg.packageName, userId); 19460 } 19461 } 19462 19463 /** This method takes a specific user id as well as UserHandle.USER_ALL. */ 19464 void clearIntentFilterVerificationsLPw(String packageName, int userId) { 19465 if (userId == UserHandle.USER_ALL) { 19466 if (mSettings.removeIntentFilterVerificationLPw(packageName, 19467 sUserManager.getUserIds())) { 19468 for (int oneUserId : sUserManager.getUserIds()) { 19469 scheduleWritePackageRestrictionsLocked(oneUserId); 19470 } 19471 } 19472 } else { 19473 if (mSettings.removeIntentFilterVerificationLPw(packageName, userId)) { 19474 scheduleWritePackageRestrictionsLocked(userId); 19475 } 19476 } 19477 } 19478 19479 /** Clears state for all users, and touches intent filter verification policy */ 19480 void clearDefaultBrowserIfNeeded(String packageName) { 19481 for (int oneUserId : sUserManager.getUserIds()) { 19482 clearDefaultBrowserIfNeededForUser(packageName, oneUserId); 19483 } 19484 } 19485 19486 private void clearDefaultBrowserIfNeededForUser(String packageName, int userId) { 19487 final String defaultBrowserPackageName = getDefaultBrowserPackageName(userId); 19488 if (!TextUtils.isEmpty(defaultBrowserPackageName)) { 19489 if (packageName.equals(defaultBrowserPackageName)) { 19490 setDefaultBrowserPackageName(null, userId); 19491 } 19492 } 19493 } 19494 19495 @Override 19496 public void resetApplicationPreferences(int userId) { 19497 mContext.enforceCallingOrSelfPermission( 19498 android.Manifest.permission.SET_PREFERRED_APPLICATIONS, null); 19499 final long identity = Binder.clearCallingIdentity(); 19500 // writer 19501 try { 19502 synchronized (mPackages) { 19503 clearPackagePreferredActivitiesLPw(null, userId); 19504 mSettings.applyDefaultPreferredAppsLPw(this, userId); 19505 // TODO: We have to reset the default SMS and Phone. This requires 19506 // significant refactoring to keep all default apps in the package 19507 // manager (cleaner but more work) or have the services provide 19508 // callbacks to the package manager to request a default app reset. 19509 applyFactoryDefaultBrowserLPw(userId); 19510 clearIntentFilterVerificationsLPw(userId); 19511 primeDomainVerificationsLPw(userId); 19512 resetUserChangesToRuntimePermissionsAndFlagsLPw(userId); 19513 scheduleWritePackageRestrictionsLocked(userId); 19514 } 19515 resetNetworkPolicies(userId); 19516 } finally { 19517 Binder.restoreCallingIdentity(identity); 19518 } 19519 } 19520 19521 @Override 19522 public int getPreferredActivities(List<IntentFilter> outFilters, 19523 List<ComponentName> outActivities, String packageName) { 19524 if (getInstantAppPackageName(Binder.getCallingUid()) != null) { 19525 return 0; 19526 } 19527 int num = 0; 19528 final int userId = UserHandle.getCallingUserId(); 19529 // reader 19530 synchronized (mPackages) { 19531 PreferredIntentResolver pir = mSettings.mPreferredActivities.get(userId); 19532 if (pir != null) { 19533 final Iterator<PreferredActivity> it = pir.filterIterator(); 19534 while (it.hasNext()) { 19535 final PreferredActivity pa = it.next(); 19536 if (packageName == null 19537 || (pa.mPref.mComponent.getPackageName().equals(packageName) 19538 && pa.mPref.mAlways)) { 19539 if (outFilters != null) { 19540 outFilters.add(new IntentFilter(pa)); 19541 } 19542 if (outActivities != null) { 19543 outActivities.add(pa.mPref.mComponent); 19544 } 19545 } 19546 } 19547 } 19548 } 19549 19550 return num; 19551 } 19552 19553 @Override 19554 public void addPersistentPreferredActivity(IntentFilter filter, ComponentName activity, 19555 int userId) { 19556 int callingUid = Binder.getCallingUid(); 19557 if (callingUid != Process.SYSTEM_UID) { 19558 throw new SecurityException( 19559 "addPersistentPreferredActivity can only be run by the system"); 19560 } 19561 if (filter.countActions() == 0) { 19562 Slog.w(TAG, "Cannot set a preferred activity with no filter actions"); 19563 return; 19564 } 19565 synchronized (mPackages) { 19566 Slog.i(TAG, "Adding persistent preferred activity " + activity + " for user " + userId + 19567 ":"); 19568 filter.dump(new LogPrinter(Log.INFO, TAG), " "); 19569 mSettings.editPersistentPreferredActivitiesLPw(userId).addFilter( 19570 new PersistentPreferredActivity(filter, activity)); 19571 scheduleWritePackageRestrictionsLocked(userId); 19572 postPreferredActivityChangedBroadcast(userId); 19573 } 19574 } 19575 19576 @Override 19577 public void clearPackagePersistentPreferredActivities(String packageName, int userId) { 19578 int callingUid = Binder.getCallingUid(); 19579 if (callingUid != Process.SYSTEM_UID) { 19580 throw new SecurityException( 19581 "clearPackagePersistentPreferredActivities can only be run by the system"); 19582 } 19583 ArrayList<PersistentPreferredActivity> removed = null; 19584 boolean changed = false; 19585 synchronized (mPackages) { 19586 for (int i=0; i<mSettings.mPersistentPreferredActivities.size(); i++) { 19587 final int thisUserId = mSettings.mPersistentPreferredActivities.keyAt(i); 19588 PersistentPreferredIntentResolver ppir = mSettings.mPersistentPreferredActivities 19589 .valueAt(i); 19590 if (userId != thisUserId) { 19591 continue; 19592 } 19593 Iterator<PersistentPreferredActivity> it = ppir.filterIterator(); 19594 while (it.hasNext()) { 19595 PersistentPreferredActivity ppa = it.next(); 19596 // Mark entry for removal only if it matches the package name. 19597 if (ppa.mComponent.getPackageName().equals(packageName)) { 19598 if (removed == null) { 19599 removed = new ArrayList<PersistentPreferredActivity>(); 19600 } 19601 removed.add(ppa); 19602 } 19603 } 19604 if (removed != null) { 19605 for (int j=0; j<removed.size(); j++) { 19606 PersistentPreferredActivity ppa = removed.get(j); 19607 ppir.removeFilter(ppa); 19608 } 19609 changed = true; 19610 } 19611 } 19612 19613 if (changed) { 19614 scheduleWritePackageRestrictionsLocked(userId); 19615 postPreferredActivityChangedBroadcast(userId); 19616 } 19617 } 19618 } 19619 19620 /** 19621 * Common machinery for picking apart a restored XML blob and passing 19622 * it to a caller-supplied functor to be applied to the running system. 19623 */ 19624 private void restoreFromXml(XmlPullParser parser, int userId, 19625 String expectedStartTag, BlobXmlRestorer functor) 19626 throws IOException, XmlPullParserException { 19627 int type; 19628 while ((type = parser.next()) != XmlPullParser.START_TAG 19629 && type != XmlPullParser.END_DOCUMENT) { 19630 } 19631 if (type != XmlPullParser.START_TAG) { 19632 // oops didn't find a start tag?! 19633 if (DEBUG_BACKUP) { 19634 Slog.e(TAG, "Didn't find start tag during restore"); 19635 } 19636 return; 19637 } 19638Slog.v(TAG, ":: restoreFromXml() : got to tag " + parser.getName()); 19639 // this is supposed to be TAG_PREFERRED_BACKUP 19640 if (!expectedStartTag.equals(parser.getName())) { 19641 if (DEBUG_BACKUP) { 19642 Slog.e(TAG, "Found unexpected tag " + parser.getName()); 19643 } 19644 return; 19645 } 19646 19647 // skip interfering stuff, then we're aligned with the backing implementation 19648 while ((type = parser.next()) == XmlPullParser.TEXT) { } 19649Slog.v(TAG, ":: stepped forward, applying functor at tag " + parser.getName()); 19650 functor.apply(parser, userId); 19651 } 19652 19653 private interface BlobXmlRestorer { 19654 public void apply(XmlPullParser parser, int userId) throws IOException, XmlPullParserException; 19655 } 19656 19657 /** 19658 * Non-Binder method, support for the backup/restore mechanism: write the 19659 * full set of preferred activities in its canonical XML format. Returns the 19660 * XML output as a byte array, or null if there is none. 19661 */ 19662 @Override 19663 public byte[] getPreferredActivityBackup(int userId) { 19664 if (Binder.getCallingUid() != Process.SYSTEM_UID) { 19665 throw new SecurityException("Only the system may call getPreferredActivityBackup()"); 19666 } 19667 19668 ByteArrayOutputStream dataStream = new ByteArrayOutputStream(); 19669 try { 19670 final XmlSerializer serializer = new FastXmlSerializer(); 19671 serializer.setOutput(dataStream, StandardCharsets.UTF_8.name()); 19672 serializer.startDocument(null, true); 19673 serializer.startTag(null, TAG_PREFERRED_BACKUP); 19674 19675 synchronized (mPackages) { 19676 mSettings.writePreferredActivitiesLPr(serializer, userId, true); 19677 } 19678 19679 serializer.endTag(null, TAG_PREFERRED_BACKUP); 19680 serializer.endDocument(); 19681 serializer.flush(); 19682 } catch (Exception e) { 19683 if (DEBUG_BACKUP) { 19684 Slog.e(TAG, "Unable to write preferred activities for backup", e); 19685 } 19686 return null; 19687 } 19688 19689 return dataStream.toByteArray(); 19690 } 19691 19692 @Override 19693 public void restorePreferredActivities(byte[] backup, int userId) { 19694 if (Binder.getCallingUid() != Process.SYSTEM_UID) { 19695 throw new SecurityException("Only the system may call restorePreferredActivities()"); 19696 } 19697 19698 try { 19699 final XmlPullParser parser = Xml.newPullParser(); 19700 parser.setInput(new ByteArrayInputStream(backup), StandardCharsets.UTF_8.name()); 19701 restoreFromXml(parser, userId, TAG_PREFERRED_BACKUP, 19702 new BlobXmlRestorer() { 19703 @Override 19704 public void apply(XmlPullParser parser, int userId) 19705 throws XmlPullParserException, IOException { 19706 synchronized (mPackages) { 19707 mSettings.readPreferredActivitiesLPw(parser, userId); 19708 } 19709 } 19710 } ); 19711 } catch (Exception e) { 19712 if (DEBUG_BACKUP) { 19713 Slog.e(TAG, "Exception restoring preferred activities: " + e.getMessage()); 19714 } 19715 } 19716 } 19717 19718 /** 19719 * Non-Binder method, support for the backup/restore mechanism: write the 19720 * default browser (etc) settings in its canonical XML format. Returns the default 19721 * browser XML representation as a byte array, or null if there is none. 19722 */ 19723 @Override 19724 public byte[] getDefaultAppsBackup(int userId) { 19725 if (Binder.getCallingUid() != Process.SYSTEM_UID) { 19726 throw new SecurityException("Only the system may call getDefaultAppsBackup()"); 19727 } 19728 19729 ByteArrayOutputStream dataStream = new ByteArrayOutputStream(); 19730 try { 19731 final XmlSerializer serializer = new FastXmlSerializer(); 19732 serializer.setOutput(dataStream, StandardCharsets.UTF_8.name()); 19733 serializer.startDocument(null, true); 19734 serializer.startTag(null, TAG_DEFAULT_APPS); 19735 19736 synchronized (mPackages) { 19737 mSettings.writeDefaultAppsLPr(serializer, userId); 19738 } 19739 19740 serializer.endTag(null, TAG_DEFAULT_APPS); 19741 serializer.endDocument(); 19742 serializer.flush(); 19743 } catch (Exception e) { 19744 if (DEBUG_BACKUP) { 19745 Slog.e(TAG, "Unable to write default apps for backup", e); 19746 } 19747 return null; 19748 } 19749 19750 return dataStream.toByteArray(); 19751 } 19752 19753 @Override 19754 public void restoreDefaultApps(byte[] backup, int userId) { 19755 if (Binder.getCallingUid() != Process.SYSTEM_UID) { 19756 throw new SecurityException("Only the system may call restoreDefaultApps()"); 19757 } 19758 19759 try { 19760 final XmlPullParser parser = Xml.newPullParser(); 19761 parser.setInput(new ByteArrayInputStream(backup), StandardCharsets.UTF_8.name()); 19762 restoreFromXml(parser, userId, TAG_DEFAULT_APPS, 19763 new BlobXmlRestorer() { 19764 @Override 19765 public void apply(XmlPullParser parser, int userId) 19766 throws XmlPullParserException, IOException { 19767 synchronized (mPackages) { 19768 mSettings.readDefaultAppsLPw(parser, userId); 19769 } 19770 } 19771 } ); 19772 } catch (Exception e) { 19773 if (DEBUG_BACKUP) { 19774 Slog.e(TAG, "Exception restoring default apps: " + e.getMessage()); 19775 } 19776 } 19777 } 19778 19779 @Override 19780 public byte[] getIntentFilterVerificationBackup(int userId) { 19781 if (Binder.getCallingUid() != Process.SYSTEM_UID) { 19782 throw new SecurityException("Only the system may call getIntentFilterVerificationBackup()"); 19783 } 19784 19785 ByteArrayOutputStream dataStream = new ByteArrayOutputStream(); 19786 try { 19787 final XmlSerializer serializer = new FastXmlSerializer(); 19788 serializer.setOutput(dataStream, StandardCharsets.UTF_8.name()); 19789 serializer.startDocument(null, true); 19790 serializer.startTag(null, TAG_INTENT_FILTER_VERIFICATION); 19791 19792 synchronized (mPackages) { 19793 mSettings.writeAllDomainVerificationsLPr(serializer, userId); 19794 } 19795 19796 serializer.endTag(null, TAG_INTENT_FILTER_VERIFICATION); 19797 serializer.endDocument(); 19798 serializer.flush(); 19799 } catch (Exception e) { 19800 if (DEBUG_BACKUP) { 19801 Slog.e(TAG, "Unable to write default apps for backup", e); 19802 } 19803 return null; 19804 } 19805 19806 return dataStream.toByteArray(); 19807 } 19808 19809 @Override 19810 public void restoreIntentFilterVerification(byte[] backup, int userId) { 19811 if (Binder.getCallingUid() != Process.SYSTEM_UID) { 19812 throw new SecurityException("Only the system may call restorePreferredActivities()"); 19813 } 19814 19815 try { 19816 final XmlPullParser parser = Xml.newPullParser(); 19817 parser.setInput(new ByteArrayInputStream(backup), StandardCharsets.UTF_8.name()); 19818 restoreFromXml(parser, userId, TAG_INTENT_FILTER_VERIFICATION, 19819 new BlobXmlRestorer() { 19820 @Override 19821 public void apply(XmlPullParser parser, int userId) 19822 throws XmlPullParserException, IOException { 19823 synchronized (mPackages) { 19824 mSettings.readAllDomainVerificationsLPr(parser, userId); 19825 mSettings.writeLPr(); 19826 } 19827 } 19828 } ); 19829 } catch (Exception e) { 19830 if (DEBUG_BACKUP) { 19831 Slog.e(TAG, "Exception restoring preferred activities: " + e.getMessage()); 19832 } 19833 } 19834 } 19835 19836 @Override 19837 public byte[] getPermissionGrantBackup(int userId) { 19838 if (Binder.getCallingUid() != Process.SYSTEM_UID) { 19839 throw new SecurityException("Only the system may call getPermissionGrantBackup()"); 19840 } 19841 19842 ByteArrayOutputStream dataStream = new ByteArrayOutputStream(); 19843 try { 19844 final XmlSerializer serializer = new FastXmlSerializer(); 19845 serializer.setOutput(dataStream, StandardCharsets.UTF_8.name()); 19846 serializer.startDocument(null, true); 19847 serializer.startTag(null, TAG_PERMISSION_BACKUP); 19848 19849 synchronized (mPackages) { 19850 serializeRuntimePermissionGrantsLPr(serializer, userId); 19851 } 19852 19853 serializer.endTag(null, TAG_PERMISSION_BACKUP); 19854 serializer.endDocument(); 19855 serializer.flush(); 19856 } catch (Exception e) { 19857 if (DEBUG_BACKUP) { 19858 Slog.e(TAG, "Unable to write default apps for backup", e); 19859 } 19860 return null; 19861 } 19862 19863 return dataStream.toByteArray(); 19864 } 19865 19866 @Override 19867 public void restorePermissionGrants(byte[] backup, int userId) { 19868 if (Binder.getCallingUid() != Process.SYSTEM_UID) { 19869 throw new SecurityException("Only the system may call restorePermissionGrants()"); 19870 } 19871 19872 try { 19873 final XmlPullParser parser = Xml.newPullParser(); 19874 parser.setInput(new ByteArrayInputStream(backup), StandardCharsets.UTF_8.name()); 19875 restoreFromXml(parser, userId, TAG_PERMISSION_BACKUP, 19876 new BlobXmlRestorer() { 19877 @Override 19878 public void apply(XmlPullParser parser, int userId) 19879 throws XmlPullParserException, IOException { 19880 synchronized (mPackages) { 19881 processRestoredPermissionGrantsLPr(parser, userId); 19882 } 19883 } 19884 } ); 19885 } catch (Exception e) { 19886 if (DEBUG_BACKUP) { 19887 Slog.e(TAG, "Exception restoring preferred activities: " + e.getMessage()); 19888 } 19889 } 19890 } 19891 19892 private void serializeRuntimePermissionGrantsLPr(XmlSerializer serializer, final int userId) 19893 throws IOException { 19894 serializer.startTag(null, TAG_ALL_GRANTS); 19895 19896 final int N = mSettings.mPackages.size(); 19897 for (int i = 0; i < N; i++) { 19898 final PackageSetting ps = mSettings.mPackages.valueAt(i); 19899 boolean pkgGrantsKnown = false; 19900 19901 PermissionsState packagePerms = ps.getPermissionsState(); 19902 19903 for (PermissionState state : packagePerms.getRuntimePermissionStates(userId)) { 19904 final int grantFlags = state.getFlags(); 19905 // only look at grants that are not system/policy fixed 19906 if ((grantFlags & SYSTEM_RUNTIME_GRANT_MASK) == 0) { 19907 final boolean isGranted = state.isGranted(); 19908 // And only back up the user-twiddled state bits 19909 if (isGranted || (grantFlags & USER_RUNTIME_GRANT_MASK) != 0) { 19910 final String packageName = mSettings.mPackages.keyAt(i); 19911 if (!pkgGrantsKnown) { 19912 serializer.startTag(null, TAG_GRANT); 19913 serializer.attribute(null, ATTR_PACKAGE_NAME, packageName); 19914 pkgGrantsKnown = true; 19915 } 19916 19917 final boolean userSet = 19918 (grantFlags & FLAG_PERMISSION_USER_SET) != 0; 19919 final boolean userFixed = 19920 (grantFlags & FLAG_PERMISSION_USER_FIXED) != 0; 19921 final boolean revoke = 19922 (grantFlags & FLAG_PERMISSION_REVOKE_ON_UPGRADE) != 0; 19923 19924 serializer.startTag(null, TAG_PERMISSION); 19925 serializer.attribute(null, ATTR_PERMISSION_NAME, state.getName()); 19926 if (isGranted) { 19927 serializer.attribute(null, ATTR_IS_GRANTED, "true"); 19928 } 19929 if (userSet) { 19930 serializer.attribute(null, ATTR_USER_SET, "true"); 19931 } 19932 if (userFixed) { 19933 serializer.attribute(null, ATTR_USER_FIXED, "true"); 19934 } 19935 if (revoke) { 19936 serializer.attribute(null, ATTR_REVOKE_ON_UPGRADE, "true"); 19937 } 19938 serializer.endTag(null, TAG_PERMISSION); 19939 } 19940 } 19941 } 19942 19943 if (pkgGrantsKnown) { 19944 serializer.endTag(null, TAG_GRANT); 19945 } 19946 } 19947 19948 serializer.endTag(null, TAG_ALL_GRANTS); 19949 } 19950 19951 private void processRestoredPermissionGrantsLPr(XmlPullParser parser, int userId) 19952 throws XmlPullParserException, IOException { 19953 String pkgName = null; 19954 int outerDepth = parser.getDepth(); 19955 int type; 19956 while ((type = parser.next()) != XmlPullParser.END_DOCUMENT 19957 && (type != XmlPullParser.END_TAG || parser.getDepth() > outerDepth)) { 19958 if (type == XmlPullParser.END_TAG || type == XmlPullParser.TEXT) { 19959 continue; 19960 } 19961 19962 final String tagName = parser.getName(); 19963 if (tagName.equals(TAG_GRANT)) { 19964 pkgName = parser.getAttributeValue(null, ATTR_PACKAGE_NAME); 19965 if (DEBUG_BACKUP) { 19966 Slog.v(TAG, "+++ Restoring grants for package " + pkgName); 19967 } 19968 } else if (tagName.equals(TAG_PERMISSION)) { 19969 19970 final boolean isGranted = "true".equals(parser.getAttributeValue(null, ATTR_IS_GRANTED)); 19971 final String permName = parser.getAttributeValue(null, ATTR_PERMISSION_NAME); 19972 19973 int newFlagSet = 0; 19974 if ("true".equals(parser.getAttributeValue(null, ATTR_USER_SET))) { 19975 newFlagSet |= FLAG_PERMISSION_USER_SET; 19976 } 19977 if ("true".equals(parser.getAttributeValue(null, ATTR_USER_FIXED))) { 19978 newFlagSet |= FLAG_PERMISSION_USER_FIXED; 19979 } 19980 if ("true".equals(parser.getAttributeValue(null, ATTR_REVOKE_ON_UPGRADE))) { 19981 newFlagSet |= FLAG_PERMISSION_REVOKE_ON_UPGRADE; 19982 } 19983 if (DEBUG_BACKUP) { 19984 Slog.v(TAG, " + Restoring grant:" 19985 + " pkg=" + pkgName 19986 + " perm=" + permName 19987 + " granted=" + isGranted 19988 + " bits=0x" + Integer.toHexString(newFlagSet)); 19989 } 19990 final PackageSetting ps = mSettings.mPackages.get(pkgName); 19991 if (ps != null) { 19992 // Already installed so we apply the grant immediately 19993 if (DEBUG_BACKUP) { 19994 Slog.v(TAG, " + already installed; applying"); 19995 } 19996 PermissionsState perms = ps.getPermissionsState(); 19997 BasePermission bp = 19998 (BasePermission) mPermissionManager.getPermissionTEMP(permName); 19999 if (bp != null) { 20000 if (isGranted) { 20001 perms.grantRuntimePermission(bp, userId); 20002 } 20003 if (newFlagSet != 0) { 20004 perms.updatePermissionFlags( 20005 bp, userId, USER_RUNTIME_GRANT_MASK, newFlagSet); 20006 } 20007 } 20008 } else { 20009 // Need to wait for post-restore install to apply the grant 20010 if (DEBUG_BACKUP) { 20011 Slog.v(TAG, " - not yet installed; saving for later"); 20012 } 20013 mSettings.processRestoredPermissionGrantLPr(pkgName, permName, 20014 isGranted, newFlagSet, userId); 20015 } 20016 } else { 20017 PackageManagerService.reportSettingsProblem(Log.WARN, 20018 "Unknown element under <" + TAG_PERMISSION_BACKUP + ">: " + tagName); 20019 XmlUtils.skipCurrentTag(parser); 20020 } 20021 } 20022 20023 scheduleWriteSettingsLocked(); 20024 mSettings.writeRuntimePermissionsForUserLPr(userId, false); 20025 } 20026 20027 @Override 20028 public void addCrossProfileIntentFilter(IntentFilter intentFilter, String ownerPackage, 20029 int sourceUserId, int targetUserId, int flags) { 20030 mContext.enforceCallingOrSelfPermission( 20031 android.Manifest.permission.INTERACT_ACROSS_USERS_FULL, null); 20032 int callingUid = Binder.getCallingUid(); 20033 enforceOwnerRights(ownerPackage, callingUid); 20034 PackageManagerServiceUtils.enforceShellRestriction( 20035 UserManager.DISALLOW_DEBUGGING_FEATURES, callingUid, sourceUserId); 20036 if (intentFilter.countActions() == 0) { 20037 Slog.w(TAG, "Cannot set a crossProfile intent filter with no filter actions"); 20038 return; 20039 } 20040 synchronized (mPackages) { 20041 CrossProfileIntentFilter newFilter = new CrossProfileIntentFilter(intentFilter, 20042 ownerPackage, targetUserId, flags); 20043 CrossProfileIntentResolver resolver = 20044 mSettings.editCrossProfileIntentResolverLPw(sourceUserId); 20045 ArrayList<CrossProfileIntentFilter> existing = resolver.findFilters(intentFilter); 20046 // We have all those whose filter is equal. Now checking if the rest is equal as well. 20047 if (existing != null) { 20048 int size = existing.size(); 20049 for (int i = 0; i < size; i++) { 20050 if (newFilter.equalsIgnoreFilter(existing.get(i))) { 20051 return; 20052 } 20053 } 20054 } 20055 resolver.addFilter(newFilter); 20056 scheduleWritePackageRestrictionsLocked(sourceUserId); 20057 } 20058 } 20059 20060 @Override 20061 public void clearCrossProfileIntentFilters(int sourceUserId, String ownerPackage) { 20062 mContext.enforceCallingOrSelfPermission( 20063 android.Manifest.permission.INTERACT_ACROSS_USERS_FULL, null); 20064 final int callingUid = Binder.getCallingUid(); 20065 enforceOwnerRights(ownerPackage, callingUid); 20066 PackageManagerServiceUtils.enforceShellRestriction( 20067 UserManager.DISALLOW_DEBUGGING_FEATURES, callingUid, sourceUserId); 20068 synchronized (mPackages) { 20069 CrossProfileIntentResolver resolver = 20070 mSettings.editCrossProfileIntentResolverLPw(sourceUserId); 20071 ArraySet<CrossProfileIntentFilter> set = 20072 new ArraySet<CrossProfileIntentFilter>(resolver.filterSet()); 20073 for (CrossProfileIntentFilter filter : set) { 20074 if (filter.getOwnerPackage().equals(ownerPackage)) { 20075 resolver.removeFilter(filter); 20076 } 20077 } 20078 scheduleWritePackageRestrictionsLocked(sourceUserId); 20079 } 20080 } 20081 20082 // Enforcing that callingUid is owning pkg on userId 20083 private void enforceOwnerRights(String pkg, int callingUid) { 20084 // The system owns everything. 20085 if (UserHandle.getAppId(callingUid) == Process.SYSTEM_UID) { 20086 return; 20087 } 20088 final int callingUserId = UserHandle.getUserId(callingUid); 20089 PackageInfo pi = getPackageInfo(pkg, 0, callingUserId); 20090 if (pi == null) { 20091 throw new IllegalArgumentException("Unknown package " + pkg + " on user " 20092 + callingUserId); 20093 } 20094 if (!UserHandle.isSameApp(pi.applicationInfo.uid, callingUid)) { 20095 throw new SecurityException("Calling uid " + callingUid 20096 + " does not own package " + pkg); 20097 } 20098 } 20099 20100 @Override 20101 public ComponentName getHomeActivities(List<ResolveInfo> allHomeCandidates) { 20102 if (getInstantAppPackageName(Binder.getCallingUid()) != null) { 20103 return null; 20104 } 20105 return getHomeActivitiesAsUser(allHomeCandidates, UserHandle.getCallingUserId()); 20106 } 20107 20108 public void sendSessionCommitBroadcast(PackageInstaller.SessionInfo sessionInfo, int userId) { 20109 UserManagerService ums = UserManagerService.getInstance(); 20110 if (ums != null) { 20111 final UserInfo parent = ums.getProfileParent(userId); 20112 final int launcherUid = (parent != null) ? parent.id : userId; 20113 final ComponentName launcherComponent = getDefaultHomeActivity(launcherUid); 20114 if (launcherComponent != null) { 20115 Intent launcherIntent = new Intent(PackageInstaller.ACTION_SESSION_COMMITTED) 20116 .putExtra(PackageInstaller.EXTRA_SESSION, sessionInfo) 20117 .putExtra(Intent.EXTRA_USER, UserHandle.of(userId)) 20118 .setPackage(launcherComponent.getPackageName()); 20119 mContext.sendBroadcastAsUser(launcherIntent, UserHandle.of(launcherUid)); 20120 } 20121 } 20122 } 20123 20124 /** 20125 * Report the 'Home' activity which is currently set as "always use this one". If non is set 20126 * then reports the most likely home activity or null if there are more than one. 20127 */ 20128 private ComponentName getDefaultHomeActivity(int userId) { 20129 List<ResolveInfo> allHomeCandidates = new ArrayList<>(); 20130 ComponentName cn = getHomeActivitiesAsUser(allHomeCandidates, userId); 20131 if (cn != null) { 20132 return cn; 20133 } 20134 20135 // Find the launcher with the highest priority and return that component if there are no 20136 // other home activity with the same priority. 20137 int lastPriority = Integer.MIN_VALUE; 20138 ComponentName lastComponent = null; 20139 final int size = allHomeCandidates.size(); 20140 for (int i = 0; i < size; i++) { 20141 final ResolveInfo ri = allHomeCandidates.get(i); 20142 if (ri.priority > lastPriority) { 20143 lastComponent = ri.activityInfo.getComponentName(); 20144 lastPriority = ri.priority; 20145 } else if (ri.priority == lastPriority) { 20146 // Two components found with same priority. 20147 lastComponent = null; 20148 } 20149 } 20150 return lastComponent; 20151 } 20152 20153 private Intent getHomeIntent() { 20154 Intent intent = new Intent(Intent.ACTION_MAIN); 20155 intent.addCategory(Intent.CATEGORY_HOME); 20156 intent.addCategory(Intent.CATEGORY_DEFAULT); 20157 return intent; 20158 } 20159 20160 private IntentFilter getHomeFilter() { 20161 IntentFilter filter = new IntentFilter(Intent.ACTION_MAIN); 20162 filter.addCategory(Intent.CATEGORY_HOME); 20163 filter.addCategory(Intent.CATEGORY_DEFAULT); 20164 return filter; 20165 } 20166 20167 ComponentName getHomeActivitiesAsUser(List<ResolveInfo> allHomeCandidates, 20168 int userId) { 20169 Intent intent = getHomeIntent(); 20170 List<ResolveInfo> list = queryIntentActivitiesInternal(intent, null, 20171 PackageManager.GET_META_DATA, userId); 20172 ResolveInfo preferred = findPreferredActivity(intent, null, 0, list, 0, 20173 true, false, false, userId); 20174 20175 allHomeCandidates.clear(); 20176 if (list != null) { 20177 for (ResolveInfo ri : list) { 20178 allHomeCandidates.add(ri); 20179 } 20180 } 20181 return (preferred == null || preferred.activityInfo == null) 20182 ? null 20183 : new ComponentName(preferred.activityInfo.packageName, 20184 preferred.activityInfo.name); 20185 } 20186 20187 @Override 20188 public void setHomeActivity(ComponentName comp, int userId) { 20189 if (getInstantAppPackageName(Binder.getCallingUid()) != null) { 20190 return; 20191 } 20192 ArrayList<ResolveInfo> homeActivities = new ArrayList<>(); 20193 getHomeActivitiesAsUser(homeActivities, userId); 20194 20195 boolean found = false; 20196 20197 final int size = homeActivities.size(); 20198 final ComponentName[] set = new ComponentName[size]; 20199 for (int i = 0; i < size; i++) { 20200 final ResolveInfo candidate = homeActivities.get(i); 20201 final ActivityInfo info = candidate.activityInfo; 20202 final ComponentName activityName = new ComponentName(info.packageName, info.name); 20203 set[i] = activityName; 20204 if (!found && activityName.equals(comp)) { 20205 found = true; 20206 } 20207 } 20208 if (!found) { 20209 throw new IllegalArgumentException("Component " + comp + " cannot be home on user " 20210 + userId); 20211 } 20212 replacePreferredActivity(getHomeFilter(), IntentFilter.MATCH_CATEGORY_EMPTY, 20213 set, comp, userId); 20214 } 20215 20216 private @Nullable String getSetupWizardPackageName() { 20217 final Intent intent = new Intent(Intent.ACTION_MAIN); 20218 intent.addCategory(Intent.CATEGORY_SETUP_WIZARD); 20219 20220 final List<ResolveInfo> matches = queryIntentActivitiesInternal(intent, null, 20221 MATCH_SYSTEM_ONLY | MATCH_DIRECT_BOOT_AWARE | MATCH_DIRECT_BOOT_UNAWARE 20222 | MATCH_DISABLED_COMPONENTS, 20223 UserHandle.myUserId()); 20224 if (matches.size() == 1) { 20225 return matches.get(0).getComponentInfo().packageName; 20226 } else { 20227 Slog.e(TAG, "There should probably be exactly one setup wizard; found " + matches.size() 20228 + ": matches=" + matches); 20229 return null; 20230 } 20231 } 20232 20233 private @Nullable String getStorageManagerPackageName() { 20234 final Intent intent = new Intent(StorageManager.ACTION_MANAGE_STORAGE); 20235 20236 final List<ResolveInfo> matches = queryIntentActivitiesInternal(intent, null, 20237 MATCH_SYSTEM_ONLY | MATCH_DIRECT_BOOT_AWARE | MATCH_DIRECT_BOOT_UNAWARE 20238 | MATCH_DISABLED_COMPONENTS, 20239 UserHandle.myUserId()); 20240 if (matches.size() == 1) { 20241 return matches.get(0).getComponentInfo().packageName; 20242 } else { 20243 Slog.e(TAG, "There should probably be exactly one storage manager; found " 20244 + matches.size() + ": matches=" + matches); 20245 return null; 20246 } 20247 } 20248 20249 @Override 20250 public void setApplicationEnabledSetting(String appPackageName, 20251 int newState, int flags, int userId, String callingPackage) { 20252 if (!sUserManager.exists(userId)) return; 20253 if (callingPackage == null) { 20254 callingPackage = Integer.toString(Binder.getCallingUid()); 20255 } 20256 setEnabledSetting(appPackageName, null, newState, flags, userId, callingPackage); 20257 } 20258 20259 @Override 20260 public void setUpdateAvailable(String packageName, boolean updateAvailable) { 20261 mContext.enforceCallingOrSelfPermission(android.Manifest.permission.INSTALL_PACKAGES, null); 20262 synchronized (mPackages) { 20263 final PackageSetting pkgSetting = mSettings.mPackages.get(packageName); 20264 if (pkgSetting != null) { 20265 pkgSetting.setUpdateAvailable(updateAvailable); 20266 } 20267 } 20268 } 20269 20270 @Override 20271 public void setComponentEnabledSetting(ComponentName componentName, 20272 int newState, int flags, int userId) { 20273 if (!sUserManager.exists(userId)) return; 20274 setEnabledSetting(componentName.getPackageName(), 20275 componentName.getClassName(), newState, flags, userId, null); 20276 } 20277 20278 private void setEnabledSetting(final String packageName, String className, int newState, 20279 final int flags, int userId, String callingPackage) { 20280 if (!(newState == COMPONENT_ENABLED_STATE_DEFAULT 20281 || newState == COMPONENT_ENABLED_STATE_ENABLED 20282 || newState == COMPONENT_ENABLED_STATE_DISABLED 20283 || newState == COMPONENT_ENABLED_STATE_DISABLED_USER 20284 || newState == COMPONENT_ENABLED_STATE_DISABLED_UNTIL_USED)) { 20285 throw new IllegalArgumentException("Invalid new component state: " 20286 + newState); 20287 } 20288 PackageSetting pkgSetting; 20289 final int callingUid = Binder.getCallingUid(); 20290 final int permission; 20291 if (callingUid == Process.SYSTEM_UID) { 20292 permission = PackageManager.PERMISSION_GRANTED; 20293 } else { 20294 permission = mContext.checkCallingOrSelfPermission( 20295 android.Manifest.permission.CHANGE_COMPONENT_ENABLED_STATE); 20296 } 20297 mPermissionManager.enforceCrossUserPermission(callingUid, userId, 20298 false /* requireFullPermission */, true /* checkShell */, "set enabled"); 20299 final boolean allowedByPermission = (permission == PackageManager.PERMISSION_GRANTED); 20300 boolean sendNow = false; 20301 boolean isApp = (className == null); 20302 final boolean isCallerInstantApp = (getInstantAppPackageName(callingUid) != null); 20303 String componentName = isApp ? packageName : className; 20304 int packageUid = -1; 20305 ArrayList<String> components; 20306 20307 // reader 20308 synchronized (mPackages) { 20309 pkgSetting = mSettings.mPackages.get(packageName); 20310 if (pkgSetting == null) { 20311 if (!isCallerInstantApp) { 20312 if (className == null) { 20313 throw new IllegalArgumentException("Unknown package: " + packageName); 20314 } 20315 throw new IllegalArgumentException( 20316 "Unknown component: " + packageName + "/" + className); 20317 } else { 20318 // throw SecurityException to prevent leaking package information 20319 throw new SecurityException( 20320 "Attempt to change component state; " 20321 + "pid=" + Binder.getCallingPid() 20322 + ", uid=" + callingUid 20323 + (className == null 20324 ? ", package=" + packageName 20325 : ", component=" + packageName + "/" + className)); 20326 } 20327 } 20328 } 20329 20330 // Limit who can change which apps 20331 if (!UserHandle.isSameApp(callingUid, pkgSetting.appId)) { 20332 // Don't allow apps that don't have permission to modify other apps 20333 if (!allowedByPermission 20334 || filterAppAccessLPr(pkgSetting, callingUid, userId)) { 20335 throw new SecurityException( 20336 "Attempt to change component state; " 20337 + "pid=" + Binder.getCallingPid() 20338 + ", uid=" + callingUid 20339 + (className == null 20340 ? ", package=" + packageName 20341 : ", component=" + packageName + "/" + className)); 20342 } 20343 // Don't allow changing protected packages. 20344 if (mProtectedPackages.isPackageStateProtected(userId, packageName)) { 20345 throw new SecurityException("Cannot disable a protected package: " + packageName); 20346 } 20347 } 20348 20349 synchronized (mPackages) { 20350 if (callingUid == Process.SHELL_UID 20351 && (pkgSetting.pkgFlags & ApplicationInfo.FLAG_TEST_ONLY) == 0) { 20352 // Shell can only change whole packages between ENABLED and DISABLED_USER states 20353 // unless it is a test package. 20354 int oldState = pkgSetting.getEnabled(userId); 20355 if (className == null 20356 && 20357 (oldState == COMPONENT_ENABLED_STATE_DISABLED_USER 20358 || oldState == COMPONENT_ENABLED_STATE_DEFAULT 20359 || oldState == COMPONENT_ENABLED_STATE_ENABLED) 20360 && 20361 (newState == COMPONENT_ENABLED_STATE_DISABLED_USER 20362 || newState == COMPONENT_ENABLED_STATE_DEFAULT 20363 || newState == COMPONENT_ENABLED_STATE_ENABLED)) { 20364 // ok 20365 } else { 20366 throw new SecurityException( 20367 "Shell cannot change component state for " + packageName + "/" 20368 + className + " to " + newState); 20369 } 20370 } 20371 } 20372 if (className == null) { 20373 // We're dealing with an application/package level state change 20374 synchronized (mPackages) { 20375 if (pkgSetting.getEnabled(userId) == newState) { 20376 // Nothing to do 20377 return; 20378 } 20379 } 20380 // If we're enabling a system stub, there's a little more work to do. 20381 // Prior to enabling the package, we need to decompress the APK(s) to the 20382 // data partition and then replace the version on the system partition. 20383 final PackageParser.Package deletedPkg = pkgSetting.pkg; 20384 final boolean isSystemStub = deletedPkg.isStub 20385 && deletedPkg.isSystem(); 20386 if (isSystemStub 20387 && (newState == PackageManager.COMPONENT_ENABLED_STATE_DEFAULT 20388 || newState == PackageManager.COMPONENT_ENABLED_STATE_ENABLED)) { 20389 final File codePath = decompressPackage(deletedPkg); 20390 if (codePath == null) { 20391 Slog.e(TAG, "couldn't decompress pkg: " + pkgSetting.name); 20392 return; 20393 } 20394 // TODO remove direct parsing of the package object during internal cleanup 20395 // of scan package 20396 // We need to call parse directly here for no other reason than we need 20397 // the new package in order to disable the old one [we use the information 20398 // for some internal optimization to optionally create a new package setting 20399 // object on replace]. However, we can't get the package from the scan 20400 // because the scan modifies live structures and we need to remove the 20401 // old [system] package from the system before a scan can be attempted. 20402 // Once scan is indempotent we can remove this parse and use the package 20403 // object we scanned, prior to adding it to package settings. 20404 final PackageParser pp = new PackageParser(); 20405 pp.setSeparateProcesses(mSeparateProcesses); 20406 pp.setDisplayMetrics(mMetrics); 20407 pp.setCallback(mPackageParserCallback); 20408 final PackageParser.Package tmpPkg; 20409 try { 20410 final @ParseFlags int parseFlags = mDefParseFlags 20411 | PackageParser.PARSE_MUST_BE_APK 20412 | PackageParser.PARSE_IS_SYSTEM_DIR; 20413 tmpPkg = pp.parsePackage(codePath, parseFlags); 20414 } catch (PackageParserException e) { 20415 Slog.w(TAG, "Failed to parse compressed system package:" + pkgSetting.name, e); 20416 return; 20417 } 20418 synchronized (mInstallLock) { 20419 // Disable the stub and remove any package entries 20420 removePackageLI(deletedPkg, true); 20421 synchronized (mPackages) { 20422 disableSystemPackageLPw(deletedPkg, tmpPkg); 20423 } 20424 final PackageParser.Package pkg; 20425 try (PackageFreezer freezer = 20426 freezePackage(deletedPkg.packageName, "setEnabledSetting")) { 20427 final int parseFlags = mDefParseFlags | PackageParser.PARSE_CHATTY 20428 | PackageParser.PARSE_ENFORCE_CODE; 20429 pkg = scanPackageTracedLI(codePath, parseFlags, 0 /*scanFlags*/, 20430 0 /*currentTime*/, null /*user*/); 20431 prepareAppDataAfterInstallLIF(pkg); 20432 synchronized (mPackages) { 20433 try { 20434 updateSharedLibrariesLPr(pkg, null); 20435 } catch (PackageManagerException e) { 20436 Slog.e(TAG, "updateAllSharedLibrariesLPw failed: ", e); 20437 } 20438 mPermissionManager.updatePermissions( 20439 pkg.packageName, pkg, true, mPackages.values(), 20440 mPermissionCallback); 20441 mSettings.writeLPr(); 20442 } 20443 } catch (PackageManagerException e) { 20444 // Whoops! Something went wrong; try to roll back to the stub 20445 Slog.w(TAG, "Failed to install compressed system package:" 20446 + pkgSetting.name, e); 20447 // Remove the failed install 20448 removeCodePathLI(codePath); 20449 20450 // Install the system package 20451 try (PackageFreezer freezer = 20452 freezePackage(deletedPkg.packageName, "setEnabledSetting")) { 20453 synchronized (mPackages) { 20454 // NOTE: The system package always needs to be enabled; even 20455 // if it's for a compressed stub. If we don't, installing the 20456 // system package fails during scan [scanning checks the disabled 20457 // packages]. We will reverse this later, after we've "installed" 20458 // the stub. 20459 // This leaves us in a fragile state; the stub should never be 20460 // enabled, so, cross your fingers and hope nothing goes wrong 20461 // until we can disable the package later. 20462 enableSystemPackageLPw(deletedPkg); 20463 } 20464 installPackageFromSystemLIF(deletedPkg.codePath, 20465 false /*isPrivileged*/, null /*allUserHandles*/, 20466 null /*origUserHandles*/, null /*origPermissionsState*/, 20467 true /*writeSettings*/); 20468 } catch (PackageManagerException pme) { 20469 Slog.w(TAG, "Failed to restore system package:" 20470 + deletedPkg.packageName, pme); 20471 } finally { 20472 synchronized (mPackages) { 20473 mSettings.disableSystemPackageLPw( 20474 deletedPkg.packageName, true /*replaced*/); 20475 mSettings.writeLPr(); 20476 } 20477 } 20478 return; 20479 } 20480 clearAppDataLIF(pkg, UserHandle.USER_ALL, FLAG_STORAGE_DE 20481 | FLAG_STORAGE_CE | Installer.FLAG_CLEAR_CODE_CACHE_ONLY); 20482 mDexManager.notifyPackageUpdated(pkg.packageName, 20483 pkg.baseCodePath, pkg.splitCodePaths); 20484 } 20485 } 20486 if (newState == PackageManager.COMPONENT_ENABLED_STATE_DEFAULT 20487 || newState == PackageManager.COMPONENT_ENABLED_STATE_ENABLED) { 20488 // Don't care about who enables an app. 20489 callingPackage = null; 20490 } 20491 synchronized (mPackages) { 20492 pkgSetting.setEnabled(newState, userId, callingPackage); 20493 } 20494 } else { 20495 synchronized (mPackages) { 20496 // We're dealing with a component level state change 20497 // First, verify that this is a valid class name. 20498 PackageParser.Package pkg = pkgSetting.pkg; 20499 if (pkg == null || !pkg.hasComponentClassName(className)) { 20500 if (pkg != null && 20501 pkg.applicationInfo.targetSdkVersion >= 20502 Build.VERSION_CODES.JELLY_BEAN) { 20503 throw new IllegalArgumentException("Component class " + className 20504 + " does not exist in " + packageName); 20505 } else { 20506 Slog.w(TAG, "Failed setComponentEnabledSetting: component class " 20507 + className + " does not exist in " + packageName); 20508 } 20509 } 20510 switch (newState) { 20511 case COMPONENT_ENABLED_STATE_ENABLED: 20512 if (!pkgSetting.enableComponentLPw(className, userId)) { 20513 return; 20514 } 20515 break; 20516 case COMPONENT_ENABLED_STATE_DISABLED: 20517 if (!pkgSetting.disableComponentLPw(className, userId)) { 20518 return; 20519 } 20520 break; 20521 case COMPONENT_ENABLED_STATE_DEFAULT: 20522 if (!pkgSetting.restoreComponentLPw(className, userId)) { 20523 return; 20524 } 20525 break; 20526 default: 20527 Slog.e(TAG, "Invalid new component state: " + newState); 20528 return; 20529 } 20530 } 20531 } 20532 synchronized (mPackages) { 20533 scheduleWritePackageRestrictionsLocked(userId); 20534 updateSequenceNumberLP(pkgSetting, new int[] { userId }); 20535 final long callingId = Binder.clearCallingIdentity(); 20536 try { 20537 updateInstantAppInstallerLocked(packageName); 20538 } finally { 20539 Binder.restoreCallingIdentity(callingId); 20540 } 20541 components = mPendingBroadcasts.get(userId, packageName); 20542 final boolean newPackage = components == null; 20543 if (newPackage) { 20544 components = new ArrayList<String>(); 20545 } 20546 if (!components.contains(componentName)) { 20547 components.add(componentName); 20548 } 20549 if ((flags&PackageManager.DONT_KILL_APP) == 0) { 20550 sendNow = true; 20551 // Purge entry from pending broadcast list if another one exists already 20552 // since we are sending one right away. 20553 mPendingBroadcasts.remove(userId, packageName); 20554 } else { 20555 if (newPackage) { 20556 mPendingBroadcasts.put(userId, packageName, components); 20557 } 20558 if (!mHandler.hasMessages(SEND_PENDING_BROADCAST)) { 20559 // Schedule a message 20560 mHandler.sendEmptyMessageDelayed(SEND_PENDING_BROADCAST, BROADCAST_DELAY); 20561 } 20562 } 20563 } 20564 20565 long callingId = Binder.clearCallingIdentity(); 20566 try { 20567 if (sendNow) { 20568 packageUid = UserHandle.getUid(userId, pkgSetting.appId); 20569 sendPackageChangedBroadcast(packageName, 20570 (flags&PackageManager.DONT_KILL_APP) != 0, components, packageUid); 20571 } 20572 } finally { 20573 Binder.restoreCallingIdentity(callingId); 20574 } 20575 } 20576 20577 @Override 20578 public void flushPackageRestrictionsAsUser(int userId) { 20579 if (getInstantAppPackageName(Binder.getCallingUid()) != null) { 20580 return; 20581 } 20582 if (!sUserManager.exists(userId)) { 20583 return; 20584 } 20585 mPermissionManager.enforceCrossUserPermission(Binder.getCallingUid(), userId, false /* requireFullPermission*/, 20586 false /* checkShell */, "flushPackageRestrictions"); 20587 synchronized (mPackages) { 20588 mSettings.writePackageRestrictionsLPr(userId); 20589 mDirtyUsers.remove(userId); 20590 if (mDirtyUsers.isEmpty()) { 20591 mHandler.removeMessages(WRITE_PACKAGE_RESTRICTIONS); 20592 } 20593 } 20594 } 20595 20596 private void sendPackageChangedBroadcast(String packageName, 20597 boolean killFlag, ArrayList<String> componentNames, int packageUid) { 20598 if (DEBUG_INSTALL) 20599 Log.v(TAG, "Sending package changed: package=" + packageName + " components=" 20600 + componentNames); 20601 Bundle extras = new Bundle(4); 20602 extras.putString(Intent.EXTRA_CHANGED_COMPONENT_NAME, componentNames.get(0)); 20603 String nameList[] = new String[componentNames.size()]; 20604 componentNames.toArray(nameList); 20605 extras.putStringArray(Intent.EXTRA_CHANGED_COMPONENT_NAME_LIST, nameList); 20606 extras.putBoolean(Intent.EXTRA_DONT_KILL_APP, killFlag); 20607 extras.putInt(Intent.EXTRA_UID, packageUid); 20608 // If this is not reporting a change of the overall package, then only send it 20609 // to registered receivers. We don't want to launch a swath of apps for every 20610 // little component state change. 20611 final int flags = !componentNames.contains(packageName) 20612 ? Intent.FLAG_RECEIVER_REGISTERED_ONLY : 0; 20613 final int userId = UserHandle.getUserId(packageUid); 20614 final boolean isInstantApp = isInstantApp(packageName, userId); 20615 final int[] userIds = isInstantApp ? EMPTY_INT_ARRAY : new int[] { userId }; 20616 final int[] instantUserIds = isInstantApp ? new int[] { userId } : EMPTY_INT_ARRAY; 20617 sendPackageBroadcast(Intent.ACTION_PACKAGE_CHANGED, packageName, extras, flags, null, null, 20618 userIds, instantUserIds); 20619 } 20620 20621 @Override 20622 public void setPackageStoppedState(String packageName, boolean stopped, int userId) { 20623 if (!sUserManager.exists(userId)) return; 20624 final int callingUid = Binder.getCallingUid(); 20625 if (getInstantAppPackageName(callingUid) != null) { 20626 return; 20627 } 20628 final int permission = mContext.checkCallingOrSelfPermission( 20629 android.Manifest.permission.CHANGE_COMPONENT_ENABLED_STATE); 20630 final boolean allowedByPermission = (permission == PackageManager.PERMISSION_GRANTED); 20631 mPermissionManager.enforceCrossUserPermission(callingUid, userId, 20632 true /* requireFullPermission */, true /* checkShell */, "stop package"); 20633 // writer 20634 synchronized (mPackages) { 20635 final PackageSetting ps = mSettings.mPackages.get(packageName); 20636 if (!filterAppAccessLPr(ps, callingUid, userId) 20637 && mSettings.setPackageStoppedStateLPw(this, packageName, stopped, 20638 allowedByPermission, callingUid, userId)) { 20639 scheduleWritePackageRestrictionsLocked(userId); 20640 } 20641 } 20642 } 20643 20644 @Override 20645 public String getInstallerPackageName(String packageName) { 20646 final int callingUid = Binder.getCallingUid(); 20647 if (getInstantAppPackageName(callingUid) != null) { 20648 return null; 20649 } 20650 // reader 20651 synchronized (mPackages) { 20652 final PackageSetting ps = mSettings.mPackages.get(packageName); 20653 if (filterAppAccessLPr(ps, callingUid, UserHandle.getUserId(callingUid))) { 20654 return null; 20655 } 20656 return mSettings.getInstallerPackageNameLPr(packageName); 20657 } 20658 } 20659 20660 public boolean isOrphaned(String packageName) { 20661 // reader 20662 synchronized (mPackages) { 20663 return mSettings.isOrphaned(packageName); 20664 } 20665 } 20666 20667 @Override 20668 public int getApplicationEnabledSetting(String packageName, int userId) { 20669 if (!sUserManager.exists(userId)) return COMPONENT_ENABLED_STATE_DISABLED; 20670 int callingUid = Binder.getCallingUid(); 20671 mPermissionManager.enforceCrossUserPermission(callingUid, userId, 20672 false /* requireFullPermission */, false /* checkShell */, "get enabled"); 20673 // reader 20674 synchronized (mPackages) { 20675 if (filterAppAccessLPr(mSettings.getPackageLPr(packageName), callingUid, userId)) { 20676 return COMPONENT_ENABLED_STATE_DISABLED; 20677 } 20678 return mSettings.getApplicationEnabledSettingLPr(packageName, userId); 20679 } 20680 } 20681 20682 @Override 20683 public int getComponentEnabledSetting(ComponentName component, int userId) { 20684 if (!sUserManager.exists(userId)) return COMPONENT_ENABLED_STATE_DISABLED; 20685 int callingUid = Binder.getCallingUid(); 20686 mPermissionManager.enforceCrossUserPermission(callingUid, userId, 20687 false /*requireFullPermission*/, false /*checkShell*/, "getComponentEnabled"); 20688 synchronized (mPackages) { 20689 if (filterAppAccessLPr(mSettings.getPackageLPr(component.getPackageName()), callingUid, 20690 component, TYPE_UNKNOWN, userId)) { 20691 return COMPONENT_ENABLED_STATE_DISABLED; 20692 } 20693 return mSettings.getComponentEnabledSettingLPr(component, userId); 20694 } 20695 } 20696 20697 @Override 20698 public void enterSafeMode() { 20699 enforceSystemOrRoot("Only the system can request entering safe mode"); 20700 20701 if (!mSystemReady) { 20702 mSafeMode = true; 20703 } 20704 } 20705 20706 @Override 20707 public void systemReady() { 20708 enforceSystemOrRoot("Only the system can claim the system is ready"); 20709 20710 mSystemReady = true; 20711 final ContentResolver resolver = mContext.getContentResolver(); 20712 ContentObserver co = new ContentObserver(mHandler) { 20713 @Override 20714 public void onChange(boolean selfChange) { 20715 mWebInstantAppsDisabled = 20716 (Global.getInt(resolver, Global.ENABLE_EPHEMERAL_FEATURE, 1) == 0) || 20717 (Secure.getInt(resolver, Secure.INSTANT_APPS_ENABLED, 1) == 0); 20718 } 20719 }; 20720 mContext.getContentResolver().registerContentObserver(android.provider.Settings.Global 20721 .getUriFor(Global.ENABLE_EPHEMERAL_FEATURE), 20722 false, co, UserHandle.USER_SYSTEM); 20723 mContext.getContentResolver().registerContentObserver(android.provider.Settings.Secure 20724 .getUriFor(Secure.INSTANT_APPS_ENABLED), false, co, UserHandle.USER_SYSTEM); 20725 co.onChange(true); 20726 20727 // This observer provides an one directional mapping from Global.PRIV_APP_OOB_ENABLED to 20728 // pm.dexopt.priv-apps-oob property. This is only for experiment and should be removed once 20729 // it is done. 20730 ContentObserver privAppOobObserver = new ContentObserver(mHandler) { 20731 @Override 20732 public void onChange(boolean selfChange) { 20733 int oobEnabled = Global.getInt(resolver, Global.PRIV_APP_OOB_ENABLED, 0); 20734 SystemProperties.set(PROPERTY_NAME_PM_DEXOPT_PRIV_APPS_OOB, 20735 oobEnabled == 1 ? "true" : "false"); 20736 } 20737 }; 20738 mContext.getContentResolver().registerContentObserver( 20739 Global.getUriFor(Global.PRIV_APP_OOB_ENABLED), false, privAppOobObserver, 20740 UserHandle.USER_SYSTEM); 20741 // At boot, restore the value from the setting, which persists across reboot. 20742 privAppOobObserver.onChange(true); 20743 20744 // Disable any carrier apps. We do this very early in boot to prevent the apps from being 20745 // disabled after already being started. 20746 CarrierAppUtils.disableCarrierAppsUntilPrivileged(mContext.getOpPackageName(), this, 20747 mContext.getContentResolver(), UserHandle.USER_SYSTEM); 20748 20749 // Read the compatibilty setting when the system is ready. 20750 boolean compatibilityModeEnabled = android.provider.Settings.Global.getInt( 20751 mContext.getContentResolver(), 20752 android.provider.Settings.Global.COMPATIBILITY_MODE, 1) == 1; 20753 PackageParser.setCompatibilityModeEnabled(compatibilityModeEnabled); 20754 if (DEBUG_SETTINGS) { 20755 Log.d(TAG, "compatibility mode:" + compatibilityModeEnabled); 20756 } 20757 20758 int[] grantPermissionsUserIds = EMPTY_INT_ARRAY; 20759 20760 synchronized (mPackages) { 20761 // Verify that all of the preferred activity components actually 20762 // exist. It is possible for applications to be updated and at 20763 // that point remove a previously declared activity component that 20764 // had been set as a preferred activity. We try to clean this up 20765 // the next time we encounter that preferred activity, but it is 20766 // possible for the user flow to never be able to return to that 20767 // situation so here we do a sanity check to make sure we haven't 20768 // left any junk around. 20769 ArrayList<PreferredActivity> removed = new ArrayList<PreferredActivity>(); 20770 for (int i=0; i<mSettings.mPreferredActivities.size(); i++) { 20771 PreferredIntentResolver pir = mSettings.mPreferredActivities.valueAt(i); 20772 removed.clear(); 20773 for (PreferredActivity pa : pir.filterSet()) { 20774 if (mActivities.mActivities.get(pa.mPref.mComponent) == null) { 20775 removed.add(pa); 20776 } 20777 } 20778 if (removed.size() > 0) { 20779 for (int r=0; r<removed.size(); r++) { 20780 PreferredActivity pa = removed.get(r); 20781 Slog.w(TAG, "Removing dangling preferred activity: " 20782 + pa.mPref.mComponent); 20783 pir.removeFilter(pa); 20784 } 20785 mSettings.writePackageRestrictionsLPr( 20786 mSettings.mPreferredActivities.keyAt(i)); 20787 } 20788 } 20789 20790 for (int userId : UserManagerService.getInstance().getUserIds()) { 20791 if (!mSettings.areDefaultRuntimePermissionsGrantedLPr(userId)) { 20792 grantPermissionsUserIds = ArrayUtils.appendInt( 20793 grantPermissionsUserIds, userId); 20794 } 20795 } 20796 } 20797 sUserManager.systemReady(); 20798 // If we upgraded grant all default permissions before kicking off. 20799 for (int userId : grantPermissionsUserIds) { 20800 mDefaultPermissionPolicy.grantDefaultPermissions(userId); 20801 } 20802 20803 if (grantPermissionsUserIds == EMPTY_INT_ARRAY) { 20804 // If we did not grant default permissions, we preload from this the 20805 // default permission exceptions lazily to ensure we don't hit the 20806 // disk on a new user creation. 20807 mDefaultPermissionPolicy.scheduleReadDefaultPermissionExceptions(); 20808 } 20809 20810 // Now that we've scanned all packages, and granted any default 20811 // permissions, ensure permissions are updated. Beware of dragons if you 20812 // try optimizing this. 20813 synchronized (mPackages) { 20814 mPermissionManager.updateAllPermissions( 20815 StorageManager.UUID_PRIVATE_INTERNAL, false, mPackages.values(), 20816 mPermissionCallback); 20817 } 20818 20819 // Kick off any messages waiting for system ready 20820 if (mPostSystemReadyMessages != null) { 20821 for (Message msg : mPostSystemReadyMessages) { 20822 msg.sendToTarget(); 20823 } 20824 mPostSystemReadyMessages = null; 20825 } 20826 20827 // Watch for external volumes that come and go over time 20828 final StorageManager storage = mContext.getSystemService(StorageManager.class); 20829 storage.registerListener(mStorageListener); 20830 20831 mInstallerService.systemReady(); 20832 mPackageDexOptimizer.systemReady(); 20833 20834 StorageManagerInternal StorageManagerInternal = LocalServices.getService( 20835 StorageManagerInternal.class); 20836 StorageManagerInternal.addExternalStoragePolicy( 20837 new StorageManagerInternal.ExternalStorageMountPolicy() { 20838 @Override 20839 public int getMountMode(int uid, String packageName) { 20840 if (Process.isIsolated(uid)) { 20841 return Zygote.MOUNT_EXTERNAL_NONE; 20842 } 20843 if (checkUidPermission(READ_EXTERNAL_STORAGE, uid) == PERMISSION_DENIED) { 20844 return Zygote.MOUNT_EXTERNAL_DEFAULT; 20845 } 20846 if (checkUidPermission(WRITE_EXTERNAL_STORAGE, uid) == PERMISSION_DENIED) { 20847 return Zygote.MOUNT_EXTERNAL_READ; 20848 } 20849 return Zygote.MOUNT_EXTERNAL_WRITE; 20850 } 20851 20852 @Override 20853 public boolean hasExternalStorage(int uid, String packageName) { 20854 return true; 20855 } 20856 }); 20857 20858 // Now that we're mostly running, clean up stale users and apps 20859 sUserManager.reconcileUsers(StorageManager.UUID_PRIVATE_INTERNAL); 20860 reconcileApps(StorageManager.UUID_PRIVATE_INTERNAL); 20861 20862 mPermissionManager.systemReady(); 20863 } 20864 20865 public void waitForAppDataPrepared() { 20866 if (mPrepareAppDataFuture == null) { 20867 return; 20868 } 20869 ConcurrentUtils.waitForFutureNoInterrupt(mPrepareAppDataFuture, "wait for prepareAppData"); 20870 mPrepareAppDataFuture = null; 20871 } 20872 20873 @Override 20874 public boolean isSafeMode() { 20875 // allow instant applications 20876 return mSafeMode; 20877 } 20878 20879 @Override 20880 public boolean hasSystemUidErrors() { 20881 // allow instant applications 20882 return mHasSystemUidErrors; 20883 } 20884 20885 static String arrayToString(int[] array) { 20886 StringBuffer buf = new StringBuffer(128); 20887 buf.append('['); 20888 if (array != null) { 20889 for (int i=0; i<array.length; i++) { 20890 if (i > 0) buf.append(", "); 20891 buf.append(array[i]); 20892 } 20893 } 20894 buf.append(']'); 20895 return buf.toString(); 20896 } 20897 20898 @Override 20899 public void onShellCommand(FileDescriptor in, FileDescriptor out, 20900 FileDescriptor err, String[] args, ShellCallback callback, 20901 ResultReceiver resultReceiver) { 20902 (new PackageManagerShellCommand(this)).exec( 20903 this, in, out, err, args, callback, resultReceiver); 20904 } 20905 20906 @Override 20907 protected void dump(FileDescriptor fd, PrintWriter pw, String[] args) { 20908 if (!DumpUtils.checkDumpAndUsageStatsPermission(mContext, TAG, pw)) return; 20909 20910 DumpState dumpState = new DumpState(); 20911 boolean fullPreferred = false; 20912 boolean checkin = false; 20913 20914 String packageName = null; 20915 ArraySet<String> permissionNames = null; 20916 20917 int opti = 0; 20918 while (opti < args.length) { 20919 String opt = args[opti]; 20920 if (opt == null || opt.length() <= 0 || opt.charAt(0) != '-') { 20921 break; 20922 } 20923 opti++; 20924 20925 if ("-a".equals(opt)) { 20926 // Right now we only know how to print all. 20927 } else if ("-h".equals(opt)) { 20928 pw.println("Package manager dump options:"); 20929 pw.println(" [-h] [-f] [--checkin] [cmd] ..."); 20930 pw.println(" --checkin: dump for a checkin"); 20931 pw.println(" -f: print details of intent filters"); 20932 pw.println(" -h: print this help"); 20933 pw.println(" cmd may be one of:"); 20934 pw.println(" l[ibraries]: list known shared libraries"); 20935 pw.println(" f[eatures]: list device features"); 20936 pw.println(" k[eysets]: print known keysets"); 20937 pw.println(" r[esolvers] [activity|service|receiver|content]: dump intent resolvers"); 20938 pw.println(" perm[issions]: dump permissions"); 20939 pw.println(" permission [name ...]: dump declaration and use of given permission"); 20940 pw.println(" pref[erred]: print preferred package settings"); 20941 pw.println(" preferred-xml [--full]: print preferred package settings as xml"); 20942 pw.println(" prov[iders]: dump content providers"); 20943 pw.println(" p[ackages]: dump installed packages"); 20944 pw.println(" s[hared-users]: dump shared user IDs"); 20945 pw.println(" m[essages]: print collected runtime messages"); 20946 pw.println(" v[erifiers]: print package verifier info"); 20947 pw.println(" d[omain-preferred-apps]: print domains preferred apps"); 20948 pw.println(" i[ntent-filter-verifiers]|ifv: print intent filter verifier info"); 20949 pw.println(" version: print database version info"); 20950 pw.println(" write: write current settings now"); 20951 pw.println(" installs: details about install sessions"); 20952 pw.println(" check-permission <permission> <package> [<user>]: does pkg hold perm?"); 20953 pw.println(" dexopt: dump dexopt state"); 20954 pw.println(" compiler-stats: dump compiler statistics"); 20955 pw.println(" enabled-overlays: dump list of enabled overlay packages"); 20956 pw.println(" service-permissions: dump permissions required by services"); 20957 pw.println(" <package.name>: info about given package"); 20958 return; 20959 } else if ("--checkin".equals(opt)) { 20960 checkin = true; 20961 } else if ("-f".equals(opt)) { 20962 dumpState.setOptionEnabled(DumpState.OPTION_SHOW_FILTERS); 20963 } else if ("--proto".equals(opt)) { 20964 dumpProto(fd); 20965 return; 20966 } else { 20967 pw.println("Unknown argument: " + opt + "; use -h for help"); 20968 } 20969 } 20970 20971 // Is the caller requesting to dump a particular piece of data? 20972 if (opti < args.length) { 20973 String cmd = args[opti]; 20974 opti++; 20975 // Is this a package name? 20976 if ("android".equals(cmd) || cmd.contains(".")) { 20977 packageName = cmd; 20978 // When dumping a single package, we always dump all of its 20979 // filter information since the amount of data will be reasonable. 20980 dumpState.setOptionEnabled(DumpState.OPTION_SHOW_FILTERS); 20981 } else if ("check-permission".equals(cmd)) { 20982 if (opti >= args.length) { 20983 pw.println("Error: check-permission missing permission argument"); 20984 return; 20985 } 20986 String perm = args[opti]; 20987 opti++; 20988 if (opti >= args.length) { 20989 pw.println("Error: check-permission missing package argument"); 20990 return; 20991 } 20992 20993 String pkg = args[opti]; 20994 opti++; 20995 int user = UserHandle.getUserId(Binder.getCallingUid()); 20996 if (opti < args.length) { 20997 try { 20998 user = Integer.parseInt(args[opti]); 20999 } catch (NumberFormatException e) { 21000 pw.println("Error: check-permission user argument is not a number: " 21001 + args[opti]); 21002 return; 21003 } 21004 } 21005 21006 // Normalize package name to handle renamed packages and static libs 21007 pkg = resolveInternalPackageNameLPr(pkg, PackageManager.VERSION_CODE_HIGHEST); 21008 21009 pw.println(checkPermission(perm, pkg, user)); 21010 return; 21011 } else if ("l".equals(cmd) || "libraries".equals(cmd)) { 21012 dumpState.setDump(DumpState.DUMP_LIBS); 21013 } else if ("f".equals(cmd) || "features".equals(cmd)) { 21014 dumpState.setDump(DumpState.DUMP_FEATURES); 21015 } else if ("r".equals(cmd) || "resolvers".equals(cmd)) { 21016 if (opti >= args.length) { 21017 dumpState.setDump(DumpState.DUMP_ACTIVITY_RESOLVERS 21018 | DumpState.DUMP_SERVICE_RESOLVERS 21019 | DumpState.DUMP_RECEIVER_RESOLVERS 21020 | DumpState.DUMP_CONTENT_RESOLVERS); 21021 } else { 21022 while (opti < args.length) { 21023 String name = args[opti]; 21024 if ("a".equals(name) || "activity".equals(name)) { 21025 dumpState.setDump(DumpState.DUMP_ACTIVITY_RESOLVERS); 21026 } else if ("s".equals(name) || "service".equals(name)) { 21027 dumpState.setDump(DumpState.DUMP_SERVICE_RESOLVERS); 21028 } else if ("r".equals(name) || "receiver".equals(name)) { 21029 dumpState.setDump(DumpState.DUMP_RECEIVER_RESOLVERS); 21030 } else if ("c".equals(name) || "content".equals(name)) { 21031 dumpState.setDump(DumpState.DUMP_CONTENT_RESOLVERS); 21032 } else { 21033 pw.println("Error: unknown resolver table type: " + name); 21034 return; 21035 } 21036 opti++; 21037 } 21038 } 21039 } else if ("perm".equals(cmd) || "permissions".equals(cmd)) { 21040 dumpState.setDump(DumpState.DUMP_PERMISSIONS); 21041 } else if ("permission".equals(cmd)) { 21042 if (opti >= args.length) { 21043 pw.println("Error: permission requires permission name"); 21044 return; 21045 } 21046 permissionNames = new ArraySet<>(); 21047 while (opti < args.length) { 21048 permissionNames.add(args[opti]); 21049 opti++; 21050 } 21051 dumpState.setDump(DumpState.DUMP_PERMISSIONS 21052 | DumpState.DUMP_PACKAGES | DumpState.DUMP_SHARED_USERS); 21053 } else if ("pref".equals(cmd) || "preferred".equals(cmd)) { 21054 dumpState.setDump(DumpState.DUMP_PREFERRED); 21055 } else if ("preferred-xml".equals(cmd)) { 21056 dumpState.setDump(DumpState.DUMP_PREFERRED_XML); 21057 if (opti < args.length && "--full".equals(args[opti])) { 21058 fullPreferred = true; 21059 opti++; 21060 } 21061 } else if ("d".equals(cmd) || "domain-preferred-apps".equals(cmd)) { 21062 dumpState.setDump(DumpState.DUMP_DOMAIN_PREFERRED); 21063 } else if ("p".equals(cmd) || "packages".equals(cmd)) { 21064 dumpState.setDump(DumpState.DUMP_PACKAGES); 21065 } else if ("s".equals(cmd) || "shared-users".equals(cmd)) { 21066 dumpState.setDump(DumpState.DUMP_SHARED_USERS); 21067 } else if ("prov".equals(cmd) || "providers".equals(cmd)) { 21068 dumpState.setDump(DumpState.DUMP_PROVIDERS); 21069 } else if ("m".equals(cmd) || "messages".equals(cmd)) { 21070 dumpState.setDump(DumpState.DUMP_MESSAGES); 21071 } else if ("v".equals(cmd) || "verifiers".equals(cmd)) { 21072 dumpState.setDump(DumpState.DUMP_VERIFIERS); 21073 } else if ("i".equals(cmd) || "ifv".equals(cmd) 21074 || "intent-filter-verifiers".equals(cmd)) { 21075 dumpState.setDump(DumpState.DUMP_INTENT_FILTER_VERIFIERS); 21076 } else if ("version".equals(cmd)) { 21077 dumpState.setDump(DumpState.DUMP_VERSION); 21078 } else if ("k".equals(cmd) || "keysets".equals(cmd)) { 21079 dumpState.setDump(DumpState.DUMP_KEYSETS); 21080 } else if ("installs".equals(cmd)) { 21081 dumpState.setDump(DumpState.DUMP_INSTALLS); 21082 } else if ("frozen".equals(cmd)) { 21083 dumpState.setDump(DumpState.DUMP_FROZEN); 21084 } else if ("volumes".equals(cmd)) { 21085 dumpState.setDump(DumpState.DUMP_VOLUMES); 21086 } else if ("dexopt".equals(cmd)) { 21087 dumpState.setDump(DumpState.DUMP_DEXOPT); 21088 } else if ("compiler-stats".equals(cmd)) { 21089 dumpState.setDump(DumpState.DUMP_COMPILER_STATS); 21090 } else if ("changes".equals(cmd)) { 21091 dumpState.setDump(DumpState.DUMP_CHANGES); 21092 } else if ("service-permissions".equals(cmd)) { 21093 dumpState.setDump(DumpState.DUMP_SERVICE_PERMISSIONS); 21094 } else if ("write".equals(cmd)) { 21095 synchronized (mPackages) { 21096 mSettings.writeLPr(); 21097 pw.println("Settings written."); 21098 return; 21099 } 21100 } 21101 } 21102 21103 if (checkin) { 21104 pw.println("vers,1"); 21105 } 21106 21107 // reader 21108 synchronized (mPackages) { 21109 if (dumpState.isDumping(DumpState.DUMP_VERSION) && packageName == null) { 21110 if (!checkin) { 21111 if (dumpState.onTitlePrinted()) 21112 pw.println(); 21113 pw.println("Database versions:"); 21114 mSettings.dumpVersionLPr(new IndentingPrintWriter(pw, " ")); 21115 } 21116 } 21117 21118 if (dumpState.isDumping(DumpState.DUMP_VERIFIERS) && packageName == null) { 21119 if (!checkin) { 21120 if (dumpState.onTitlePrinted()) 21121 pw.println(); 21122 pw.println("Verifiers:"); 21123 pw.print(" Required: "); 21124 pw.print(mRequiredVerifierPackage); 21125 pw.print(" (uid="); 21126 pw.print(getPackageUid(mRequiredVerifierPackage, MATCH_DEBUG_TRIAGED_MISSING, 21127 UserHandle.USER_SYSTEM)); 21128 pw.println(")"); 21129 } else if (mRequiredVerifierPackage != null) { 21130 pw.print("vrfy,"); pw.print(mRequiredVerifierPackage); 21131 pw.print(","); 21132 pw.println(getPackageUid(mRequiredVerifierPackage, MATCH_DEBUG_TRIAGED_MISSING, 21133 UserHandle.USER_SYSTEM)); 21134 } 21135 } 21136 21137 if (dumpState.isDumping(DumpState.DUMP_INTENT_FILTER_VERIFIERS) && 21138 packageName == null) { 21139 if (mIntentFilterVerifierComponent != null) { 21140 String verifierPackageName = mIntentFilterVerifierComponent.getPackageName(); 21141 if (!checkin) { 21142 if (dumpState.onTitlePrinted()) 21143 pw.println(); 21144 pw.println("Intent Filter Verifier:"); 21145 pw.print(" Using: "); 21146 pw.print(verifierPackageName); 21147 pw.print(" (uid="); 21148 pw.print(getPackageUid(verifierPackageName, MATCH_DEBUG_TRIAGED_MISSING, 21149 UserHandle.USER_SYSTEM)); 21150 pw.println(")"); 21151 } else if (verifierPackageName != null) { 21152 pw.print("ifv,"); pw.print(verifierPackageName); 21153 pw.print(","); 21154 pw.println(getPackageUid(verifierPackageName, MATCH_DEBUG_TRIAGED_MISSING, 21155 UserHandle.USER_SYSTEM)); 21156 } 21157 } else { 21158 pw.println(); 21159 pw.println("No Intent Filter Verifier available!"); 21160 } 21161 } 21162 21163 if (dumpState.isDumping(DumpState.DUMP_LIBS) && packageName == null) { 21164 boolean printedHeader = false; 21165 final Iterator<String> it = mSharedLibraries.keySet().iterator(); 21166 while (it.hasNext()) { 21167 String libName = it.next(); 21168 LongSparseArray<SharedLibraryEntry> versionedLib 21169 = mSharedLibraries.get(libName); 21170 if (versionedLib == null) { 21171 continue; 21172 } 21173 final int versionCount = versionedLib.size(); 21174 for (int i = 0; i < versionCount; i++) { 21175 SharedLibraryEntry libEntry = versionedLib.valueAt(i); 21176 if (!checkin) { 21177 if (!printedHeader) { 21178 if (dumpState.onTitlePrinted()) 21179 pw.println(); 21180 pw.println("Libraries:"); 21181 printedHeader = true; 21182 } 21183 pw.print(" "); 21184 } else { 21185 pw.print("lib,"); 21186 } 21187 pw.print(libEntry.info.getName()); 21188 if (libEntry.info.isStatic()) { 21189 pw.print(" version=" + libEntry.info.getLongVersion()); 21190 } 21191 if (!checkin) { 21192 pw.print(" -> "); 21193 } 21194 if (libEntry.path != null) { 21195 pw.print(" (jar) "); 21196 pw.print(libEntry.path); 21197 } else { 21198 pw.print(" (apk) "); 21199 pw.print(libEntry.apk); 21200 } 21201 pw.println(); 21202 } 21203 } 21204 } 21205 21206 if (dumpState.isDumping(DumpState.DUMP_FEATURES) && packageName == null) { 21207 if (dumpState.onTitlePrinted()) 21208 pw.println(); 21209 if (!checkin) { 21210 pw.println("Features:"); 21211 } 21212 21213 synchronized (mAvailableFeatures) { 21214 for (FeatureInfo feat : mAvailableFeatures.values()) { 21215 if (checkin) { 21216 pw.print("feat,"); 21217 pw.print(feat.name); 21218 pw.print(","); 21219 pw.println(feat.version); 21220 } else { 21221 pw.print(" "); 21222 pw.print(feat.name); 21223 if (feat.version > 0) { 21224 pw.print(" version="); 21225 pw.print(feat.version); 21226 } 21227 pw.println(); 21228 } 21229 } 21230 } 21231 } 21232 21233 if (!checkin && dumpState.isDumping(DumpState.DUMP_ACTIVITY_RESOLVERS)) { 21234 if (mActivities.dump(pw, dumpState.getTitlePrinted() ? "\nActivity Resolver Table:" 21235 : "Activity Resolver Table:", " ", packageName, 21236 dumpState.isOptionEnabled(DumpState.OPTION_SHOW_FILTERS), true)) { 21237 dumpState.setTitlePrinted(true); 21238 } 21239 } 21240 if (!checkin && dumpState.isDumping(DumpState.DUMP_RECEIVER_RESOLVERS)) { 21241 if (mReceivers.dump(pw, dumpState.getTitlePrinted() ? "\nReceiver Resolver Table:" 21242 : "Receiver Resolver Table:", " ", packageName, 21243 dumpState.isOptionEnabled(DumpState.OPTION_SHOW_FILTERS), true)) { 21244 dumpState.setTitlePrinted(true); 21245 } 21246 } 21247 if (!checkin && dumpState.isDumping(DumpState.DUMP_SERVICE_RESOLVERS)) { 21248 if (mServices.dump(pw, dumpState.getTitlePrinted() ? "\nService Resolver Table:" 21249 : "Service Resolver Table:", " ", packageName, 21250 dumpState.isOptionEnabled(DumpState.OPTION_SHOW_FILTERS), true)) { 21251 dumpState.setTitlePrinted(true); 21252 } 21253 } 21254 if (!checkin && dumpState.isDumping(DumpState.DUMP_CONTENT_RESOLVERS)) { 21255 if (mProviders.dump(pw, dumpState.getTitlePrinted() ? "\nProvider Resolver Table:" 21256 : "Provider Resolver Table:", " ", packageName, 21257 dumpState.isOptionEnabled(DumpState.OPTION_SHOW_FILTERS), true)) { 21258 dumpState.setTitlePrinted(true); 21259 } 21260 } 21261 21262 if (!checkin && dumpState.isDumping(DumpState.DUMP_PREFERRED)) { 21263 for (int i=0; i<mSettings.mPreferredActivities.size(); i++) { 21264 PreferredIntentResolver pir = mSettings.mPreferredActivities.valueAt(i); 21265 int user = mSettings.mPreferredActivities.keyAt(i); 21266 if (pir.dump(pw, 21267 dumpState.getTitlePrinted() 21268 ? "\nPreferred Activities User " + user + ":" 21269 : "Preferred Activities User " + user + ":", " ", 21270 packageName, true, false)) { 21271 dumpState.setTitlePrinted(true); 21272 } 21273 } 21274 } 21275 21276 if (!checkin && dumpState.isDumping(DumpState.DUMP_PREFERRED_XML)) { 21277 pw.flush(); 21278 FileOutputStream fout = new FileOutputStream(fd); 21279 BufferedOutputStream str = new BufferedOutputStream(fout); 21280 XmlSerializer serializer = new FastXmlSerializer(); 21281 try { 21282 serializer.setOutput(str, StandardCharsets.UTF_8.name()); 21283 serializer.startDocument(null, true); 21284 serializer.setFeature( 21285 "http://xmlpull.org/v1/doc/features.html#indent-output", true); 21286 mSettings.writePreferredActivitiesLPr(serializer, 0, fullPreferred); 21287 serializer.endDocument(); 21288 serializer.flush(); 21289 } catch (IllegalArgumentException e) { 21290 pw.println("Failed writing: " + e); 21291 } catch (IllegalStateException e) { 21292 pw.println("Failed writing: " + e); 21293 } catch (IOException e) { 21294 pw.println("Failed writing: " + e); 21295 } 21296 } 21297 21298 if (!checkin 21299 && dumpState.isDumping(DumpState.DUMP_DOMAIN_PREFERRED) 21300 && packageName == null) { 21301 pw.println(); 21302 int count = mSettings.mPackages.size(); 21303 if (count == 0) { 21304 pw.println("No applications!"); 21305 pw.println(); 21306 } else { 21307 final String prefix = " "; 21308 Collection<PackageSetting> allPackageSettings = mSettings.mPackages.values(); 21309 if (allPackageSettings.size() == 0) { 21310 pw.println("No domain preferred apps!"); 21311 pw.println(); 21312 } else { 21313 pw.println("App verification status:"); 21314 pw.println(); 21315 count = 0; 21316 for (PackageSetting ps : allPackageSettings) { 21317 IntentFilterVerificationInfo ivi = ps.getIntentFilterVerificationInfo(); 21318 if (ivi == null || ivi.getPackageName() == null) continue; 21319 pw.println(prefix + "Package: " + ivi.getPackageName()); 21320 pw.println(prefix + "Domains: " + ivi.getDomainsString()); 21321 pw.println(prefix + "Status: " + ivi.getStatusString()); 21322 pw.println(); 21323 count++; 21324 } 21325 if (count == 0) { 21326 pw.println(prefix + "No app verification established."); 21327 pw.println(); 21328 } 21329 for (int userId : sUserManager.getUserIds()) { 21330 pw.println("App linkages for user " + userId + ":"); 21331 pw.println(); 21332 count = 0; 21333 for (PackageSetting ps : allPackageSettings) { 21334 final long status = ps.getDomainVerificationStatusForUser(userId); 21335 if (status >> 32 == INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_UNDEFINED 21336 && !DEBUG_DOMAIN_VERIFICATION) { 21337 continue; 21338 } 21339 pw.println(prefix + "Package: " + ps.name); 21340 pw.println(prefix + "Domains: " + dumpDomainString(ps.name)); 21341 String statusStr = IntentFilterVerificationInfo. 21342 getStatusStringFromValue(status); 21343 pw.println(prefix + "Status: " + statusStr); 21344 pw.println(); 21345 count++; 21346 } 21347 if (count == 0) { 21348 pw.println(prefix + "No configured app linkages."); 21349 pw.println(); 21350 } 21351 } 21352 } 21353 } 21354 } 21355 21356 if (!checkin && dumpState.isDumping(DumpState.DUMP_PERMISSIONS)) { 21357 mSettings.dumpPermissionsLPr(pw, packageName, permissionNames, dumpState); 21358 } 21359 21360 if (!checkin && dumpState.isDumping(DumpState.DUMP_PROVIDERS)) { 21361 boolean printedSomething = false; 21362 for (PackageParser.Provider p : mProviders.mProviders.values()) { 21363 if (packageName != null && !packageName.equals(p.info.packageName)) { 21364 continue; 21365 } 21366 if (!printedSomething) { 21367 if (dumpState.onTitlePrinted()) 21368 pw.println(); 21369 pw.println("Registered ContentProviders:"); 21370 printedSomething = true; 21371 } 21372 pw.print(" "); p.printComponentShortName(pw); pw.println(":"); 21373 pw.print(" "); pw.println(p.toString()); 21374 } 21375 printedSomething = false; 21376 for (Map.Entry<String, PackageParser.Provider> entry : 21377 mProvidersByAuthority.entrySet()) { 21378 PackageParser.Provider p = entry.getValue(); 21379 if (packageName != null && !packageName.equals(p.info.packageName)) { 21380 continue; 21381 } 21382 if (!printedSomething) { 21383 if (dumpState.onTitlePrinted()) 21384 pw.println(); 21385 pw.println("ContentProvider Authorities:"); 21386 printedSomething = true; 21387 } 21388 pw.print(" ["); pw.print(entry.getKey()); pw.println("]:"); 21389 pw.print(" "); pw.println(p.toString()); 21390 if (p.info != null && p.info.applicationInfo != null) { 21391 final String appInfo = p.info.applicationInfo.toString(); 21392 pw.print(" applicationInfo="); pw.println(appInfo); 21393 } 21394 } 21395 } 21396 21397 if (!checkin && dumpState.isDumping(DumpState.DUMP_KEYSETS)) { 21398 mSettings.mKeySetManagerService.dumpLPr(pw, packageName, dumpState); 21399 } 21400 21401 if (dumpState.isDumping(DumpState.DUMP_PACKAGES)) { 21402 mSettings.dumpPackagesLPr(pw, packageName, permissionNames, dumpState, checkin); 21403 } 21404 21405 if (dumpState.isDumping(DumpState.DUMP_SHARED_USERS)) { 21406 mSettings.dumpSharedUsersLPr(pw, packageName, permissionNames, dumpState, checkin); 21407 } 21408 21409 if (dumpState.isDumping(DumpState.DUMP_CHANGES)) { 21410 if (dumpState.onTitlePrinted()) pw.println(); 21411 pw.println("Package Changes:"); 21412 pw.print(" Sequence number="); pw.println(mChangedPackagesSequenceNumber); 21413 final int K = mChangedPackages.size(); 21414 for (int i = 0; i < K; i++) { 21415 final SparseArray<String> changes = mChangedPackages.valueAt(i); 21416 pw.print(" User "); pw.print(mChangedPackages.keyAt(i)); pw.println(":"); 21417 final int N = changes.size(); 21418 if (N == 0) { 21419 pw.print(" "); pw.println("No packages changed"); 21420 } else { 21421 for (int j = 0; j < N; j++) { 21422 final String pkgName = changes.valueAt(j); 21423 final int sequenceNumber = changes.keyAt(j); 21424 pw.print(" "); 21425 pw.print("seq="); 21426 pw.print(sequenceNumber); 21427 pw.print(", package="); 21428 pw.println(pkgName); 21429 } 21430 } 21431 } 21432 } 21433 21434 if (!checkin && dumpState.isDumping(DumpState.DUMP_PERMISSIONS) && packageName == null) { 21435 mSettings.dumpRestoredPermissionGrantsLPr(pw, dumpState); 21436 } 21437 21438 if (!checkin && dumpState.isDumping(DumpState.DUMP_FROZEN) && packageName == null) { 21439 // XXX should handle packageName != null by dumping only install data that 21440 // the given package is involved with. 21441 if (dumpState.onTitlePrinted()) pw.println(); 21442 21443 try (final IndentingPrintWriter ipw = new IndentingPrintWriter(pw, " ", 120)) { 21444 ipw.println(); 21445 ipw.println("Frozen packages:"); 21446 ipw.increaseIndent(); 21447 if (mFrozenPackages.size() == 0) { 21448 ipw.println("(none)"); 21449 } else { 21450 for (int i = 0; i < mFrozenPackages.size(); i++) { 21451 ipw.println(mFrozenPackages.valueAt(i)); 21452 } 21453 } 21454 ipw.decreaseIndent(); 21455 } 21456 } 21457 21458 if (!checkin && dumpState.isDumping(DumpState.DUMP_VOLUMES) && packageName == null) { 21459 if (dumpState.onTitlePrinted()) pw.println(); 21460 21461 try (final IndentingPrintWriter ipw = new IndentingPrintWriter(pw, " ", 120)) { 21462 ipw.println(); 21463 ipw.println("Loaded volumes:"); 21464 ipw.increaseIndent(); 21465 if (mLoadedVolumes.size() == 0) { 21466 ipw.println("(none)"); 21467 } else { 21468 for (int i = 0; i < mLoadedVolumes.size(); i++) { 21469 ipw.println(mLoadedVolumes.valueAt(i)); 21470 } 21471 } 21472 ipw.decreaseIndent(); 21473 } 21474 } 21475 21476 if (!checkin && dumpState.isDumping(DumpState.DUMP_SERVICE_PERMISSIONS) 21477 && packageName == null) { 21478 if (dumpState.onTitlePrinted()) pw.println(); 21479 pw.println("Service permissions:"); 21480 21481 final Iterator<ServiceIntentInfo> filterIterator = mServices.filterIterator(); 21482 while (filterIterator.hasNext()) { 21483 final ServiceIntentInfo info = filterIterator.next(); 21484 final ServiceInfo serviceInfo = info.service.info; 21485 final String permission = serviceInfo.permission; 21486 if (permission != null) { 21487 pw.print(" "); 21488 pw.print(serviceInfo.getComponentName().flattenToShortString()); 21489 pw.print(": "); 21490 pw.println(permission); 21491 } 21492 } 21493 } 21494 21495 if (!checkin && dumpState.isDumping(DumpState.DUMP_DEXOPT)) { 21496 if (dumpState.onTitlePrinted()) pw.println(); 21497 dumpDexoptStateLPr(pw, packageName); 21498 } 21499 21500 if (!checkin && dumpState.isDumping(DumpState.DUMP_COMPILER_STATS)) { 21501 if (dumpState.onTitlePrinted()) pw.println(); 21502 dumpCompilerStatsLPr(pw, packageName); 21503 } 21504 21505 if (!checkin && dumpState.isDumping(DumpState.DUMP_MESSAGES) && packageName == null) { 21506 if (dumpState.onTitlePrinted()) pw.println(); 21507 mSettings.dumpReadMessagesLPr(pw, dumpState); 21508 21509 pw.println(); 21510 pw.println("Package warning messages:"); 21511 dumpCriticalInfo(pw, null); 21512 } 21513 21514 if (checkin && dumpState.isDumping(DumpState.DUMP_MESSAGES)) { 21515 dumpCriticalInfo(pw, "msg,"); 21516 } 21517 } 21518 21519 // PackageInstaller should be called outside of mPackages lock 21520 if (!checkin && dumpState.isDumping(DumpState.DUMP_INSTALLS) && packageName == null) { 21521 // XXX should handle packageName != null by dumping only install data that 21522 // the given package is involved with. 21523 if (dumpState.onTitlePrinted()) pw.println(); 21524 mInstallerService.dump(new IndentingPrintWriter(pw, " ", 120)); 21525 } 21526 } 21527 21528 private void dumpProto(FileDescriptor fd) { 21529 final ProtoOutputStream proto = new ProtoOutputStream(fd); 21530 21531 synchronized (mPackages) { 21532 final long requiredVerifierPackageToken = 21533 proto.start(PackageServiceDumpProto.REQUIRED_VERIFIER_PACKAGE); 21534 proto.write(PackageServiceDumpProto.PackageShortProto.NAME, mRequiredVerifierPackage); 21535 proto.write( 21536 PackageServiceDumpProto.PackageShortProto.UID, 21537 getPackageUid( 21538 mRequiredVerifierPackage, 21539 MATCH_DEBUG_TRIAGED_MISSING, 21540 UserHandle.USER_SYSTEM)); 21541 proto.end(requiredVerifierPackageToken); 21542 21543 if (mIntentFilterVerifierComponent != null) { 21544 String verifierPackageName = mIntentFilterVerifierComponent.getPackageName(); 21545 final long verifierPackageToken = 21546 proto.start(PackageServiceDumpProto.VERIFIER_PACKAGE); 21547 proto.write(PackageServiceDumpProto.PackageShortProto.NAME, verifierPackageName); 21548 proto.write( 21549 PackageServiceDumpProto.PackageShortProto.UID, 21550 getPackageUid( 21551 verifierPackageName, 21552 MATCH_DEBUG_TRIAGED_MISSING, 21553 UserHandle.USER_SYSTEM)); 21554 proto.end(verifierPackageToken); 21555 } 21556 21557 dumpSharedLibrariesProto(proto); 21558 dumpFeaturesProto(proto); 21559 mSettings.dumpPackagesProto(proto); 21560 mSettings.dumpSharedUsersProto(proto); 21561 dumpCriticalInfo(proto); 21562 } 21563 proto.flush(); 21564 } 21565 21566 private void dumpFeaturesProto(ProtoOutputStream proto) { 21567 synchronized (mAvailableFeatures) { 21568 final int count = mAvailableFeatures.size(); 21569 for (int i = 0; i < count; i++) { 21570 mAvailableFeatures.valueAt(i).writeToProto(proto, PackageServiceDumpProto.FEATURES); 21571 } 21572 } 21573 } 21574 21575 private void dumpSharedLibrariesProto(ProtoOutputStream proto) { 21576 final int count = mSharedLibraries.size(); 21577 for (int i = 0; i < count; i++) { 21578 final String libName = mSharedLibraries.keyAt(i); 21579 LongSparseArray<SharedLibraryEntry> versionedLib = mSharedLibraries.get(libName); 21580 if (versionedLib == null) { 21581 continue; 21582 } 21583 final int versionCount = versionedLib.size(); 21584 for (int j = 0; j < versionCount; j++) { 21585 final SharedLibraryEntry libEntry = versionedLib.valueAt(j); 21586 final long sharedLibraryToken = 21587 proto.start(PackageServiceDumpProto.SHARED_LIBRARIES); 21588 proto.write(PackageServiceDumpProto.SharedLibraryProto.NAME, libEntry.info.getName()); 21589 final boolean isJar = (libEntry.path != null); 21590 proto.write(PackageServiceDumpProto.SharedLibraryProto.IS_JAR, isJar); 21591 if (isJar) { 21592 proto.write(PackageServiceDumpProto.SharedLibraryProto.PATH, libEntry.path); 21593 } else { 21594 proto.write(PackageServiceDumpProto.SharedLibraryProto.APK, libEntry.apk); 21595 } 21596 proto.end(sharedLibraryToken); 21597 } 21598 } 21599 } 21600 21601 private void dumpDexoptStateLPr(PrintWriter pw, String packageName) { 21602 try (final IndentingPrintWriter ipw = new IndentingPrintWriter(pw, " ")) { 21603 ipw.println(); 21604 ipw.println("Dexopt state:"); 21605 ipw.increaseIndent(); 21606 Collection<PackageParser.Package> packages = null; 21607 if (packageName != null) { 21608 PackageParser.Package targetPackage = mPackages.get(packageName); 21609 if (targetPackage != null) { 21610 packages = Collections.singletonList(targetPackage); 21611 } else { 21612 ipw.println("Unable to find package: " + packageName); 21613 return; 21614 } 21615 } else { 21616 packages = mPackages.values(); 21617 } 21618 21619 for (PackageParser.Package pkg : packages) { 21620 ipw.println("[" + pkg.packageName + "]"); 21621 ipw.increaseIndent(); 21622 mPackageDexOptimizer.dumpDexoptState(ipw, pkg, 21623 mDexManager.getPackageUseInfoOrDefault(pkg.packageName)); 21624 ipw.decreaseIndent(); 21625 } 21626 } 21627 } 21628 21629 private void dumpCompilerStatsLPr(PrintWriter pw, String packageName) { 21630 try (final IndentingPrintWriter ipw = new IndentingPrintWriter(pw, " ")) { 21631 ipw.println(); 21632 ipw.println("Compiler stats:"); 21633 ipw.increaseIndent(); 21634 Collection<PackageParser.Package> packages = null; 21635 if (packageName != null) { 21636 PackageParser.Package targetPackage = mPackages.get(packageName); 21637 if (targetPackage != null) { 21638 packages = Collections.singletonList(targetPackage); 21639 } else { 21640 ipw.println("Unable to find package: " + packageName); 21641 return; 21642 } 21643 } else { 21644 packages = mPackages.values(); 21645 } 21646 21647 for (PackageParser.Package pkg : packages) { 21648 ipw.println("[" + pkg.packageName + "]"); 21649 ipw.increaseIndent(); 21650 21651 CompilerStats.PackageStats stats = getCompilerPackageStats(pkg.packageName); 21652 if (stats == null) { 21653 ipw.println("(No recorded stats)"); 21654 } else { 21655 stats.dump(ipw); 21656 } 21657 ipw.decreaseIndent(); 21658 } 21659 } 21660 } 21661 21662 private String dumpDomainString(String packageName) { 21663 List<IntentFilterVerificationInfo> iviList = getIntentFilterVerifications(packageName) 21664 .getList(); 21665 List<IntentFilter> filters = getAllIntentFilters(packageName).getList(); 21666 21667 ArraySet<String> result = new ArraySet<>(); 21668 if (iviList.size() > 0) { 21669 for (IntentFilterVerificationInfo ivi : iviList) { 21670 for (String host : ivi.getDomains()) { 21671 result.add(host); 21672 } 21673 } 21674 } 21675 if (filters != null && filters.size() > 0) { 21676 for (IntentFilter filter : filters) { 21677 if (filter.hasCategory(Intent.CATEGORY_BROWSABLE) 21678 && (filter.hasDataScheme(IntentFilter.SCHEME_HTTP) || 21679 filter.hasDataScheme(IntentFilter.SCHEME_HTTPS))) { 21680 result.addAll(filter.getHostsList()); 21681 } 21682 } 21683 } 21684 21685 StringBuilder sb = new StringBuilder(result.size() * 16); 21686 for (String domain : result) { 21687 if (sb.length() > 0) sb.append(" "); 21688 sb.append(domain); 21689 } 21690 return sb.toString(); 21691 } 21692 21693 // ------- apps on sdcard specific code ------- 21694 static final boolean DEBUG_SD_INSTALL = false; 21695 21696 private static final String SD_ENCRYPTION_KEYSTORE_NAME = "AppsOnSD"; 21697 21698 private static final String SD_ENCRYPTION_ALGORITHM = "AES"; 21699 21700 private boolean mMediaMounted = false; 21701 21702 static String getEncryptKey() { 21703 try { 21704 String sdEncKey = SystemKeyStore.getInstance().retrieveKeyHexString( 21705 SD_ENCRYPTION_KEYSTORE_NAME); 21706 if (sdEncKey == null) { 21707 sdEncKey = SystemKeyStore.getInstance().generateNewKeyHexString(128, 21708 SD_ENCRYPTION_ALGORITHM, SD_ENCRYPTION_KEYSTORE_NAME); 21709 if (sdEncKey == null) { 21710 Slog.e(TAG, "Failed to create encryption keys"); 21711 return null; 21712 } 21713 } 21714 return sdEncKey; 21715 } catch (NoSuchAlgorithmException nsae) { 21716 Slog.e(TAG, "Failed to create encryption keys with exception: " + nsae); 21717 return null; 21718 } catch (IOException ioe) { 21719 Slog.e(TAG, "Failed to retrieve encryption keys with exception: " + ioe); 21720 return null; 21721 } 21722 } 21723 21724 private void sendResourcesChangedBroadcast(boolean mediaStatus, boolean replacing, 21725 ArrayList<ApplicationInfo> infos, IIntentReceiver finishedReceiver) { 21726 final int size = infos.size(); 21727 final String[] packageNames = new String[size]; 21728 final int[] packageUids = new int[size]; 21729 for (int i = 0; i < size; i++) { 21730 final ApplicationInfo info = infos.get(i); 21731 packageNames[i] = info.packageName; 21732 packageUids[i] = info.uid; 21733 } 21734 sendResourcesChangedBroadcast(mediaStatus, replacing, packageNames, packageUids, 21735 finishedReceiver); 21736 } 21737 21738 private void sendResourcesChangedBroadcast(boolean mediaStatus, boolean replacing, 21739 ArrayList<String> pkgList, int uidArr[], IIntentReceiver finishedReceiver) { 21740 sendResourcesChangedBroadcast(mediaStatus, replacing, 21741 pkgList.toArray(new String[pkgList.size()]), uidArr, finishedReceiver); 21742 } 21743 21744 private void sendResourcesChangedBroadcast(boolean mediaStatus, boolean replacing, 21745 String[] pkgList, int uidArr[], IIntentReceiver finishedReceiver) { 21746 int size = pkgList.length; 21747 if (size > 0) { 21748 // Send broadcasts here 21749 Bundle extras = new Bundle(); 21750 extras.putStringArray(Intent.EXTRA_CHANGED_PACKAGE_LIST, pkgList); 21751 if (uidArr != null) { 21752 extras.putIntArray(Intent.EXTRA_CHANGED_UID_LIST, uidArr); 21753 } 21754 if (replacing) { 21755 extras.putBoolean(Intent.EXTRA_REPLACING, replacing); 21756 } 21757 String action = mediaStatus ? Intent.ACTION_EXTERNAL_APPLICATIONS_AVAILABLE 21758 : Intent.ACTION_EXTERNAL_APPLICATIONS_UNAVAILABLE; 21759 sendPackageBroadcast(action, null, extras, 0, null, finishedReceiver, null, null); 21760 } 21761 } 21762 21763 private void loadPrivatePackages(final VolumeInfo vol) { 21764 mHandler.post(new Runnable() { 21765 @Override 21766 public void run() { 21767 loadPrivatePackagesInner(vol); 21768 } 21769 }); 21770 } 21771 21772 private void loadPrivatePackagesInner(VolumeInfo vol) { 21773 final String volumeUuid = vol.fsUuid; 21774 if (TextUtils.isEmpty(volumeUuid)) { 21775 Slog.e(TAG, "Loading internal storage is probably a mistake; ignoring"); 21776 return; 21777 } 21778 21779 final ArrayList<PackageFreezer> freezers = new ArrayList<>(); 21780 final ArrayList<ApplicationInfo> loaded = new ArrayList<>(); 21781 final int parseFlags = mDefParseFlags | PackageParser.PARSE_EXTERNAL_STORAGE; 21782 21783 final VersionInfo ver; 21784 final List<PackageSetting> packages; 21785 synchronized (mPackages) { 21786 ver = mSettings.findOrCreateVersion(volumeUuid); 21787 packages = mSettings.getVolumePackagesLPr(volumeUuid); 21788 } 21789 21790 for (PackageSetting ps : packages) { 21791 freezers.add(freezePackage(ps.name, "loadPrivatePackagesInner")); 21792 synchronized (mInstallLock) { 21793 final PackageParser.Package pkg; 21794 try { 21795 pkg = scanPackageTracedLI(ps.codePath, parseFlags, SCAN_INITIAL, 0, null); 21796 loaded.add(pkg.applicationInfo); 21797 21798 } catch (PackageManagerException e) { 21799 Slog.w(TAG, "Failed to scan " + ps.codePath + ": " + e.getMessage()); 21800 } 21801 21802 if (!Build.FINGERPRINT.equals(ver.fingerprint)) { 21803 clearAppDataLIF(ps.pkg, UserHandle.USER_ALL, 21804 StorageManager.FLAG_STORAGE_DE | StorageManager.FLAG_STORAGE_CE 21805 | Installer.FLAG_CLEAR_CODE_CACHE_ONLY); 21806 } 21807 } 21808 } 21809 21810 // Reconcile app data for all started/unlocked users 21811 final StorageManager sm = mContext.getSystemService(StorageManager.class); 21812 final UserManager um = mContext.getSystemService(UserManager.class); 21813 UserManagerInternal umInternal = getUserManagerInternal(); 21814 for (UserInfo user : um.getUsers()) { 21815 final int flags; 21816 if (umInternal.isUserUnlockingOrUnlocked(user.id)) { 21817 flags = StorageManager.FLAG_STORAGE_DE | StorageManager.FLAG_STORAGE_CE; 21818 } else if (umInternal.isUserRunning(user.id)) { 21819 flags = StorageManager.FLAG_STORAGE_DE; 21820 } else { 21821 continue; 21822 } 21823 21824 try { 21825 sm.prepareUserStorage(volumeUuid, user.id, user.serialNumber, flags); 21826 synchronized (mInstallLock) { 21827 reconcileAppsDataLI(volumeUuid, user.id, flags, true /* migrateAppData */); 21828 } 21829 } catch (IllegalStateException e) { 21830 // Device was probably ejected, and we'll process that event momentarily 21831 Slog.w(TAG, "Failed to prepare storage: " + e); 21832 } 21833 } 21834 21835 synchronized (mPackages) { 21836 final boolean sdkUpdated = (ver.sdkVersion != mSdkVersion); 21837 if (sdkUpdated) { 21838 logCriticalInfo(Log.INFO, "Platform changed from " + ver.sdkVersion + " to " 21839 + mSdkVersion + "; regranting permissions for " + volumeUuid); 21840 } 21841 mPermissionManager.updateAllPermissions(volumeUuid, sdkUpdated, mPackages.values(), 21842 mPermissionCallback); 21843 21844 // Yay, everything is now upgraded 21845 ver.forceCurrent(); 21846 21847 mSettings.writeLPr(); 21848 } 21849 21850 for (PackageFreezer freezer : freezers) { 21851 freezer.close(); 21852 } 21853 21854 if (DEBUG_INSTALL) Slog.d(TAG, "Loaded packages " + loaded); 21855 sendResourcesChangedBroadcast(true, false, loaded, null); 21856 mLoadedVolumes.add(vol.getId()); 21857 } 21858 21859 private void unloadPrivatePackages(final VolumeInfo vol) { 21860 mHandler.post(new Runnable() { 21861 @Override 21862 public void run() { 21863 unloadPrivatePackagesInner(vol); 21864 } 21865 }); 21866 } 21867 21868 private void unloadPrivatePackagesInner(VolumeInfo vol) { 21869 final String volumeUuid = vol.fsUuid; 21870 if (TextUtils.isEmpty(volumeUuid)) { 21871 Slog.e(TAG, "Unloading internal storage is probably a mistake; ignoring"); 21872 return; 21873 } 21874 21875 final ArrayList<ApplicationInfo> unloaded = new ArrayList<>(); 21876 synchronized (mInstallLock) { 21877 synchronized (mPackages) { 21878 final List<PackageSetting> packages = mSettings.getVolumePackagesLPr(volumeUuid); 21879 for (PackageSetting ps : packages) { 21880 if (ps.pkg == null) continue; 21881 21882 final ApplicationInfo info = ps.pkg.applicationInfo; 21883 final int deleteFlags = PackageManager.DELETE_KEEP_DATA; 21884 final PackageRemovedInfo outInfo = new PackageRemovedInfo(this); 21885 21886 try (PackageFreezer freezer = freezePackageForDelete(ps.name, deleteFlags, 21887 "unloadPrivatePackagesInner")) { 21888 if (deletePackageLIF(ps.name, null, false, null, deleteFlags, outInfo, 21889 false, null)) { 21890 unloaded.add(info); 21891 } else { 21892 Slog.w(TAG, "Failed to unload " + ps.codePath); 21893 } 21894 } 21895 21896 // Try very hard to release any references to this package 21897 // so we don't risk the system server being killed due to 21898 // open FDs 21899 AttributeCache.instance().removePackage(ps.name); 21900 } 21901 21902 mSettings.writeLPr(); 21903 } 21904 } 21905 21906 if (DEBUG_INSTALL) Slog.d(TAG, "Unloaded packages " + unloaded); 21907 sendResourcesChangedBroadcast(false, false, unloaded, null); 21908 mLoadedVolumes.remove(vol.getId()); 21909 21910 // Try very hard to release any references to this path so we don't risk 21911 // the system server being killed due to open FDs 21912 ResourcesManager.getInstance().invalidatePath(vol.getPath().getAbsolutePath()); 21913 21914 for (int i = 0; i < 3; i++) { 21915 System.gc(); 21916 System.runFinalization(); 21917 } 21918 } 21919 21920 private void assertPackageKnown(String volumeUuid, String packageName) 21921 throws PackageManagerException { 21922 synchronized (mPackages) { 21923 // Normalize package name to handle renamed packages 21924 packageName = normalizePackageNameLPr(packageName); 21925 21926 final PackageSetting ps = mSettings.mPackages.get(packageName); 21927 if (ps == null) { 21928 throw new PackageManagerException("Package " + packageName + " is unknown"); 21929 } else if (!TextUtils.equals(volumeUuid, ps.volumeUuid)) { 21930 throw new PackageManagerException( 21931 "Package " + packageName + " found on unknown volume " + volumeUuid 21932 + "; expected volume " + ps.volumeUuid); 21933 } 21934 } 21935 } 21936 21937 private void assertPackageKnownAndInstalled(String volumeUuid, String packageName, int userId) 21938 throws PackageManagerException { 21939 synchronized (mPackages) { 21940 // Normalize package name to handle renamed packages 21941 packageName = normalizePackageNameLPr(packageName); 21942 21943 final PackageSetting ps = mSettings.mPackages.get(packageName); 21944 if (ps == null) { 21945 throw new PackageManagerException("Package " + packageName + " is unknown"); 21946 } else if (!TextUtils.equals(volumeUuid, ps.volumeUuid)) { 21947 throw new PackageManagerException( 21948 "Package " + packageName + " found on unknown volume " + volumeUuid 21949 + "; expected volume " + ps.volumeUuid); 21950 } else if (!ps.getInstalled(userId)) { 21951 throw new PackageManagerException( 21952 "Package " + packageName + " not installed for user " + userId); 21953 } 21954 } 21955 } 21956 21957 private List<String> collectAbsoluteCodePaths() { 21958 synchronized (mPackages) { 21959 List<String> codePaths = new ArrayList<>(); 21960 final int packageCount = mSettings.mPackages.size(); 21961 for (int i = 0; i < packageCount; i++) { 21962 final PackageSetting ps = mSettings.mPackages.valueAt(i); 21963 codePaths.add(ps.codePath.getAbsolutePath()); 21964 } 21965 return codePaths; 21966 } 21967 } 21968 21969 /** 21970 * Examine all apps present on given mounted volume, and destroy apps that 21971 * aren't expected, either due to uninstallation or reinstallation on 21972 * another volume. 21973 */ 21974 private void reconcileApps(String volumeUuid) { 21975 List<String> absoluteCodePaths = collectAbsoluteCodePaths(); 21976 List<File> filesToDelete = null; 21977 21978 final File[] files = FileUtils.listFilesOrEmpty( 21979 Environment.getDataAppDirectory(volumeUuid)); 21980 for (File file : files) { 21981 final boolean isPackage = (isApkFile(file) || file.isDirectory()) 21982 && !PackageInstallerService.isStageName(file.getName()); 21983 if (!isPackage) { 21984 // Ignore entries which are not packages 21985 continue; 21986 } 21987 21988 String absolutePath = file.getAbsolutePath(); 21989 21990 boolean pathValid = false; 21991 final int absoluteCodePathCount = absoluteCodePaths.size(); 21992 for (int i = 0; i < absoluteCodePathCount; i++) { 21993 String absoluteCodePath = absoluteCodePaths.get(i); 21994 if (absolutePath.startsWith(absoluteCodePath)) { 21995 pathValid = true; 21996 break; 21997 } 21998 } 21999 22000 if (!pathValid) { 22001 if (filesToDelete == null) { 22002 filesToDelete = new ArrayList<>(); 22003 } 22004 filesToDelete.add(file); 22005 } 22006 } 22007 22008 if (filesToDelete != null) { 22009 final int fileToDeleteCount = filesToDelete.size(); 22010 for (int i = 0; i < fileToDeleteCount; i++) { 22011 File fileToDelete = filesToDelete.get(i); 22012 logCriticalInfo(Log.WARN, "Destroying orphaned" + fileToDelete); 22013 synchronized (mInstallLock) { 22014 removeCodePathLI(fileToDelete); 22015 } 22016 } 22017 } 22018 } 22019 22020 /** 22021 * Reconcile all app data for the given user. 22022 * <p> 22023 * Verifies that directories exist and that ownership and labeling is 22024 * correct for all installed apps on all mounted volumes. 22025 */ 22026 void reconcileAppsData(int userId, int flags, boolean migrateAppsData) { 22027 final StorageManager storage = mContext.getSystemService(StorageManager.class); 22028 for (VolumeInfo vol : storage.getWritablePrivateVolumes()) { 22029 final String volumeUuid = vol.getFsUuid(); 22030 synchronized (mInstallLock) { 22031 reconcileAppsDataLI(volumeUuid, userId, flags, migrateAppsData); 22032 } 22033 } 22034 } 22035 22036 private void reconcileAppsDataLI(String volumeUuid, int userId, int flags, 22037 boolean migrateAppData) { 22038 reconcileAppsDataLI(volumeUuid, userId, flags, migrateAppData, false /* onlyCoreApps */); 22039 } 22040 22041 /** 22042 * Reconcile all app data on given mounted volume. 22043 * <p> 22044 * Destroys app data that isn't expected, either due to uninstallation or 22045 * reinstallation on another volume. 22046 * <p> 22047 * Verifies that directories exist and that ownership and labeling is 22048 * correct for all installed apps. 22049 * @returns list of skipped non-core packages (if {@code onlyCoreApps} is true) 22050 */ 22051 private List<String> reconcileAppsDataLI(String volumeUuid, int userId, int flags, 22052 boolean migrateAppData, boolean onlyCoreApps) { 22053 Slog.v(TAG, "reconcileAppsData for " + volumeUuid + " u" + userId + " 0x" 22054 + Integer.toHexString(flags) + " migrateAppData=" + migrateAppData); 22055 List<String> result = onlyCoreApps ? new ArrayList<>() : null; 22056 22057 final File ceDir = Environment.getDataUserCeDirectory(volumeUuid, userId); 22058 final File deDir = Environment.getDataUserDeDirectory(volumeUuid, userId); 22059 22060 // First look for stale data that doesn't belong, and check if things 22061 // have changed since we did our last restorecon 22062 if ((flags & StorageManager.FLAG_STORAGE_CE) != 0) { 22063 if (StorageManager.isFileEncryptedNativeOrEmulated() 22064 && !StorageManager.isUserKeyUnlocked(userId)) { 22065 throw new RuntimeException( 22066 "Yikes, someone asked us to reconcile CE storage while " + userId 22067 + " was still locked; this would have caused massive data loss!"); 22068 } 22069 22070 final File[] files = FileUtils.listFilesOrEmpty(ceDir); 22071 for (File file : files) { 22072 final String packageName = file.getName(); 22073 try { 22074 assertPackageKnownAndInstalled(volumeUuid, packageName, userId); 22075 } catch (PackageManagerException e) { 22076 logCriticalInfo(Log.WARN, "Destroying " + file + " due to: " + e); 22077 try { 22078 mInstaller.destroyAppData(volumeUuid, packageName, userId, 22079 StorageManager.FLAG_STORAGE_CE, 0); 22080 } catch (InstallerException e2) { 22081 logCriticalInfo(Log.WARN, "Failed to destroy: " + e2); 22082 } 22083 } 22084 } 22085 } 22086 if ((flags & StorageManager.FLAG_STORAGE_DE) != 0) { 22087 final File[] files = FileUtils.listFilesOrEmpty(deDir); 22088 for (File file : files) { 22089 final String packageName = file.getName(); 22090 try { 22091 assertPackageKnownAndInstalled(volumeUuid, packageName, userId); 22092 } catch (PackageManagerException e) { 22093 logCriticalInfo(Log.WARN, "Destroying " + file + " due to: " + e); 22094 try { 22095 mInstaller.destroyAppData(volumeUuid, packageName, userId, 22096 StorageManager.FLAG_STORAGE_DE, 0); 22097 } catch (InstallerException e2) { 22098 logCriticalInfo(Log.WARN, "Failed to destroy: " + e2); 22099 } 22100 } 22101 } 22102 } 22103 22104 // Ensure that data directories are ready to roll for all packages 22105 // installed for this volume and user 22106 final List<PackageSetting> packages; 22107 synchronized (mPackages) { 22108 packages = mSettings.getVolumePackagesLPr(volumeUuid); 22109 } 22110 int preparedCount = 0; 22111 for (PackageSetting ps : packages) { 22112 final String packageName = ps.name; 22113 if (ps.pkg == null) { 22114 Slog.w(TAG, "Odd, missing scanned package " + packageName); 22115 // TODO: might be due to legacy ASEC apps; we should circle back 22116 // and reconcile again once they're scanned 22117 continue; 22118 } 22119 // Skip non-core apps if requested 22120 if (onlyCoreApps && !ps.pkg.coreApp) { 22121 result.add(packageName); 22122 continue; 22123 } 22124 22125 if (ps.getInstalled(userId)) { 22126 prepareAppDataAndMigrateLIF(ps.pkg, userId, flags, migrateAppData); 22127 preparedCount++; 22128 } 22129 } 22130 22131 Slog.v(TAG, "reconcileAppsData finished " + preparedCount + " packages"); 22132 return result; 22133 } 22134 22135 /** 22136 * Prepare app data for the given app just after it was installed or 22137 * upgraded. This method carefully only touches users that it's installed 22138 * for, and it forces a restorecon to handle any seinfo changes. 22139 * <p> 22140 * Verifies that directories exist and that ownership and labeling is 22141 * correct for all installed apps. If there is an ownership mismatch, it 22142 * will try recovering system apps by wiping data; third-party app data is 22143 * left intact. 22144 * <p> 22145 * <em>Note: To avoid a deadlock, do not call this method with {@code mPackages} lock held</em> 22146 */ 22147 private void prepareAppDataAfterInstallLIF(PackageParser.Package pkg) { 22148 final PackageSetting ps; 22149 synchronized (mPackages) { 22150 ps = mSettings.mPackages.get(pkg.packageName); 22151 mSettings.writeKernelMappingLPr(ps); 22152 } 22153 22154 final UserManager um = mContext.getSystemService(UserManager.class); 22155 UserManagerInternal umInternal = getUserManagerInternal(); 22156 for (UserInfo user : um.getUsers()) { 22157 final int flags; 22158 if (umInternal.isUserUnlockingOrUnlocked(user.id)) { 22159 flags = StorageManager.FLAG_STORAGE_DE | StorageManager.FLAG_STORAGE_CE; 22160 } else if (umInternal.isUserRunning(user.id)) { 22161 flags = StorageManager.FLAG_STORAGE_DE; 22162 } else { 22163 continue; 22164 } 22165 22166 if (ps.getInstalled(user.id)) { 22167 // TODO: when user data is locked, mark that we're still dirty 22168 prepareAppDataLIF(pkg, user.id, flags); 22169 } 22170 } 22171 } 22172 22173 /** 22174 * Prepare app data for the given app. 22175 * <p> 22176 * Verifies that directories exist and that ownership and labeling is 22177 * correct for all installed apps. If there is an ownership mismatch, this 22178 * will try recovering system apps by wiping data; third-party app data is 22179 * left intact. 22180 */ 22181 private void prepareAppDataLIF(PackageParser.Package pkg, int userId, int flags) { 22182 if (pkg == null) { 22183 Slog.wtf(TAG, "Package was null!", new Throwable()); 22184 return; 22185 } 22186 prepareAppDataLeafLIF(pkg, userId, flags); 22187 final int childCount = (pkg.childPackages != null) ? pkg.childPackages.size() : 0; 22188 for (int i = 0; i < childCount; i++) { 22189 prepareAppDataLeafLIF(pkg.childPackages.get(i), userId, flags); 22190 } 22191 } 22192 22193 private void prepareAppDataAndMigrateLIF(PackageParser.Package pkg, int userId, int flags, 22194 boolean maybeMigrateAppData) { 22195 prepareAppDataLIF(pkg, userId, flags); 22196 22197 if (maybeMigrateAppData && maybeMigrateAppDataLIF(pkg, userId)) { 22198 // We may have just shuffled around app data directories, so 22199 // prepare them one more time 22200 prepareAppDataLIF(pkg, userId, flags); 22201 } 22202 } 22203 22204 private void prepareAppDataLeafLIF(PackageParser.Package pkg, int userId, int flags) { 22205 if (DEBUG_APP_DATA) { 22206 Slog.v(TAG, "prepareAppData for " + pkg.packageName + " u" + userId + " 0x" 22207 + Integer.toHexString(flags)); 22208 } 22209 22210 final String volumeUuid = pkg.volumeUuid; 22211 final String packageName = pkg.packageName; 22212 final ApplicationInfo app = pkg.applicationInfo; 22213 final int appId = UserHandle.getAppId(app.uid); 22214 22215 Preconditions.checkNotNull(app.seInfo); 22216 22217 long ceDataInode = -1; 22218 try { 22219 ceDataInode = mInstaller.createAppData(volumeUuid, packageName, userId, flags, 22220 appId, app.seInfo, app.targetSdkVersion); 22221 } catch (InstallerException e) { 22222 if (app.isSystemApp()) { 22223 logCriticalInfo(Log.ERROR, "Failed to create app data for " + packageName 22224 + ", but trying to recover: " + e); 22225 destroyAppDataLeafLIF(pkg, userId, flags); 22226 try { 22227 ceDataInode = mInstaller.createAppData(volumeUuid, packageName, userId, flags, 22228 appId, app.seInfo, app.targetSdkVersion); 22229 logCriticalInfo(Log.DEBUG, "Recovery succeeded!"); 22230 } catch (InstallerException e2) { 22231 logCriticalInfo(Log.DEBUG, "Recovery failed!"); 22232 } 22233 } else { 22234 Slog.e(TAG, "Failed to create app data for " + packageName + ": " + e); 22235 } 22236 } 22237 // Prepare the application profiles. 22238 mArtManagerService.prepareAppProfiles(pkg, userId); 22239 22240 if ((flags & StorageManager.FLAG_STORAGE_CE) != 0 && ceDataInode != -1) { 22241 // TODO: mark this structure as dirty so we persist it! 22242 synchronized (mPackages) { 22243 final PackageSetting ps = mSettings.mPackages.get(packageName); 22244 if (ps != null) { 22245 ps.setCeDataInode(ceDataInode, userId); 22246 } 22247 } 22248 } 22249 22250 prepareAppDataContentsLeafLIF(pkg, userId, flags); 22251 } 22252 22253 private void prepareAppDataContentsLIF(PackageParser.Package pkg, int userId, int flags) { 22254 if (pkg == null) { 22255 Slog.wtf(TAG, "Package was null!", new Throwable()); 22256 return; 22257 } 22258 prepareAppDataContentsLeafLIF(pkg, userId, flags); 22259 final int childCount = (pkg.childPackages != null) ? pkg.childPackages.size() : 0; 22260 for (int i = 0; i < childCount; i++) { 22261 prepareAppDataContentsLeafLIF(pkg.childPackages.get(i), userId, flags); 22262 } 22263 } 22264 22265 private void prepareAppDataContentsLeafLIF(PackageParser.Package pkg, int userId, int flags) { 22266 final String volumeUuid = pkg.volumeUuid; 22267 final String packageName = pkg.packageName; 22268 final ApplicationInfo app = pkg.applicationInfo; 22269 22270 if ((flags & StorageManager.FLAG_STORAGE_CE) != 0) { 22271 // Create a native library symlink only if we have native libraries 22272 // and if the native libraries are 32 bit libraries. We do not provide 22273 // this symlink for 64 bit libraries. 22274 if (app.primaryCpuAbi != null && !VMRuntime.is64BitAbi(app.primaryCpuAbi)) { 22275 final String nativeLibPath = app.nativeLibraryDir; 22276 try { 22277 mInstaller.linkNativeLibraryDirectory(volumeUuid, packageName, 22278 nativeLibPath, userId); 22279 } catch (InstallerException e) { 22280 Slog.e(TAG, "Failed to link native for " + packageName + ": " + e); 22281 } 22282 } 22283 } 22284 } 22285 22286 /** 22287 * For system apps on non-FBE devices, this method migrates any existing 22288 * CE/DE data to match the {@code defaultToDeviceProtectedStorage} flag 22289 * requested by the app. 22290 */ 22291 private boolean maybeMigrateAppDataLIF(PackageParser.Package pkg, int userId) { 22292 if (pkg.isSystem() && !StorageManager.isFileEncryptedNativeOrEmulated() 22293 && PackageManager.APPLY_DEFAULT_TO_DEVICE_PROTECTED_STORAGE) { 22294 final int storageTarget = pkg.applicationInfo.isDefaultToDeviceProtectedStorage() 22295 ? StorageManager.FLAG_STORAGE_DE : StorageManager.FLAG_STORAGE_CE; 22296 try { 22297 mInstaller.migrateAppData(pkg.volumeUuid, pkg.packageName, userId, 22298 storageTarget); 22299 } catch (InstallerException e) { 22300 logCriticalInfo(Log.WARN, 22301 "Failed to migrate " + pkg.packageName + ": " + e.getMessage()); 22302 } 22303 return true; 22304 } else { 22305 return false; 22306 } 22307 } 22308 22309 public PackageFreezer freezePackage(String packageName, String killReason) { 22310 return freezePackage(packageName, UserHandle.USER_ALL, killReason); 22311 } 22312 22313 public PackageFreezer freezePackage(String packageName, int userId, String killReason) { 22314 return new PackageFreezer(packageName, userId, killReason); 22315 } 22316 22317 public PackageFreezer freezePackageForInstall(String packageName, int installFlags, 22318 String killReason) { 22319 return freezePackageForInstall(packageName, UserHandle.USER_ALL, installFlags, killReason); 22320 } 22321 22322 public PackageFreezer freezePackageForInstall(String packageName, int userId, int installFlags, 22323 String killReason) { 22324 if ((installFlags & PackageManager.INSTALL_DONT_KILL_APP) != 0) { 22325 return new PackageFreezer(); 22326 } else { 22327 return freezePackage(packageName, userId, killReason); 22328 } 22329 } 22330 22331 public PackageFreezer freezePackageForDelete(String packageName, int deleteFlags, 22332 String killReason) { 22333 return freezePackageForDelete(packageName, UserHandle.USER_ALL, deleteFlags, killReason); 22334 } 22335 22336 public PackageFreezer freezePackageForDelete(String packageName, int userId, int deleteFlags, 22337 String killReason) { 22338 if ((deleteFlags & PackageManager.DELETE_DONT_KILL_APP) != 0) { 22339 return new PackageFreezer(); 22340 } else { 22341 return freezePackage(packageName, userId, killReason); 22342 } 22343 } 22344 22345 /** 22346 * Class that freezes and kills the given package upon creation, and 22347 * unfreezes it upon closing. This is typically used when doing surgery on 22348 * app code/data to prevent the app from running while you're working. 22349 */ 22350 private class PackageFreezer implements AutoCloseable { 22351 private final String mPackageName; 22352 private final PackageFreezer[] mChildren; 22353 22354 private final boolean mWeFroze; 22355 22356 private final AtomicBoolean mClosed = new AtomicBoolean(); 22357 private final CloseGuard mCloseGuard = CloseGuard.get(); 22358 22359 /** 22360 * Create and return a stub freezer that doesn't actually do anything, 22361 * typically used when someone requested 22362 * {@link PackageManager#INSTALL_DONT_KILL_APP} or 22363 * {@link PackageManager#DELETE_DONT_KILL_APP}. 22364 */ 22365 public PackageFreezer() { 22366 mPackageName = null; 22367 mChildren = null; 22368 mWeFroze = false; 22369 mCloseGuard.open("close"); 22370 } 22371 22372 public PackageFreezer(String packageName, int userId, String killReason) { 22373 synchronized (mPackages) { 22374 mPackageName = packageName; 22375 mWeFroze = mFrozenPackages.add(mPackageName); 22376 22377 final PackageSetting ps = mSettings.mPackages.get(mPackageName); 22378 if (ps != null) { 22379 killApplication(ps.name, ps.appId, userId, killReason); 22380 } 22381 22382 final PackageParser.Package p = mPackages.get(packageName); 22383 if (p != null && p.childPackages != null) { 22384 final int N = p.childPackages.size(); 22385 mChildren = new PackageFreezer[N]; 22386 for (int i = 0; i < N; i++) { 22387 mChildren[i] = new PackageFreezer(p.childPackages.get(i).packageName, 22388 userId, killReason); 22389 } 22390 } else { 22391 mChildren = null; 22392 } 22393 } 22394 mCloseGuard.open("close"); 22395 } 22396 22397 @Override 22398 protected void finalize() throws Throwable { 22399 try { 22400 if (mCloseGuard != null) { 22401 mCloseGuard.warnIfOpen(); 22402 } 22403 22404 close(); 22405 } finally { 22406 super.finalize(); 22407 } 22408 } 22409 22410 @Override 22411 public void close() { 22412 mCloseGuard.close(); 22413 if (mClosed.compareAndSet(false, true)) { 22414 synchronized (mPackages) { 22415 if (mWeFroze) { 22416 mFrozenPackages.remove(mPackageName); 22417 } 22418 22419 if (mChildren != null) { 22420 for (PackageFreezer freezer : mChildren) { 22421 freezer.close(); 22422 } 22423 } 22424 } 22425 } 22426 } 22427 } 22428 22429 /** 22430 * Verify that given package is currently frozen. 22431 */ 22432 private void checkPackageFrozen(String packageName) { 22433 synchronized (mPackages) { 22434 if (!mFrozenPackages.contains(packageName)) { 22435 Slog.wtf(TAG, "Expected " + packageName + " to be frozen!", new Throwable()); 22436 } 22437 } 22438 } 22439 22440 @Override 22441 public int movePackage(final String packageName, final String volumeUuid) { 22442 mContext.enforceCallingOrSelfPermission(android.Manifest.permission.MOVE_PACKAGE, null); 22443 22444 final int callingUid = Binder.getCallingUid(); 22445 final UserHandle user = new UserHandle(UserHandle.getUserId(callingUid)); 22446 final int moveId = mNextMoveId.getAndIncrement(); 22447 mHandler.post(new Runnable() { 22448 @Override 22449 public void run() { 22450 try { 22451 movePackageInternal(packageName, volumeUuid, moveId, callingUid, user); 22452 } catch (PackageManagerException e) { 22453 Slog.w(TAG, "Failed to move " + packageName, e); 22454 mMoveCallbacks.notifyStatusChanged(moveId, e.error); 22455 } 22456 } 22457 }); 22458 return moveId; 22459 } 22460 22461 private void movePackageInternal(final String packageName, final String volumeUuid, 22462 final int moveId, final int callingUid, UserHandle user) 22463 throws PackageManagerException { 22464 final StorageManager storage = mContext.getSystemService(StorageManager.class); 22465 final PackageManager pm = mContext.getPackageManager(); 22466 22467 final boolean currentAsec; 22468 final String currentVolumeUuid; 22469 final File codeFile; 22470 final String installerPackageName; 22471 final String packageAbiOverride; 22472 final int appId; 22473 final String seinfo; 22474 final String label; 22475 final int targetSdkVersion; 22476 final PackageFreezer freezer; 22477 final int[] installedUserIds; 22478 22479 // reader 22480 synchronized (mPackages) { 22481 final PackageParser.Package pkg = mPackages.get(packageName); 22482 final PackageSetting ps = mSettings.mPackages.get(packageName); 22483 if (pkg == null 22484 || ps == null 22485 || filterAppAccessLPr(ps, callingUid, user.getIdentifier())) { 22486 throw new PackageManagerException(MOVE_FAILED_DOESNT_EXIST, "Missing package"); 22487 } 22488 if (pkg.applicationInfo.isSystemApp()) { 22489 throw new PackageManagerException(MOVE_FAILED_SYSTEM_PACKAGE, 22490 "Cannot move system application"); 22491 } 22492 22493 final boolean isInternalStorage = VolumeInfo.ID_PRIVATE_INTERNAL.equals(volumeUuid); 22494 final boolean allow3rdPartyOnInternal = mContext.getResources().getBoolean( 22495 com.android.internal.R.bool.config_allow3rdPartyAppOnInternal); 22496 if (isInternalStorage && !allow3rdPartyOnInternal) { 22497 throw new PackageManagerException(MOVE_FAILED_3RD_PARTY_NOT_ALLOWED_ON_INTERNAL, 22498 "3rd party apps are not allowed on internal storage"); 22499 } 22500 22501 if (pkg.applicationInfo.isExternalAsec()) { 22502 currentAsec = true; 22503 currentVolumeUuid = StorageManager.UUID_PRIMARY_PHYSICAL; 22504 } else if (pkg.applicationInfo.isForwardLocked()) { 22505 currentAsec = true; 22506 currentVolumeUuid = "forward_locked"; 22507 } else { 22508 currentAsec = false; 22509 currentVolumeUuid = ps.volumeUuid; 22510 22511 final File probe = new File(pkg.codePath); 22512 final File probeOat = new File(probe, "oat"); 22513 if (!probe.isDirectory() || !probeOat.isDirectory()) { 22514 throw new PackageManagerException(MOVE_FAILED_INTERNAL_ERROR, 22515 "Move only supported for modern cluster style installs"); 22516 } 22517 } 22518 22519 if (Objects.equals(currentVolumeUuid, volumeUuid)) { 22520 throw new PackageManagerException(MOVE_FAILED_INTERNAL_ERROR, 22521 "Package already moved to " + volumeUuid); 22522 } 22523 if (pkg.applicationInfo.isInternal() && isPackageDeviceAdminOnAnyUser(packageName)) { 22524 throw new PackageManagerException(MOVE_FAILED_DEVICE_ADMIN, 22525 "Device admin cannot be moved"); 22526 } 22527 22528 if (mFrozenPackages.contains(packageName)) { 22529 throw new PackageManagerException(MOVE_FAILED_OPERATION_PENDING, 22530 "Failed to move already frozen package"); 22531 } 22532 22533 codeFile = new File(pkg.codePath); 22534 installerPackageName = ps.installerPackageName; 22535 packageAbiOverride = ps.cpuAbiOverrideString; 22536 appId = UserHandle.getAppId(pkg.applicationInfo.uid); 22537 seinfo = pkg.applicationInfo.seInfo; 22538 label = String.valueOf(pm.getApplicationLabel(pkg.applicationInfo)); 22539 targetSdkVersion = pkg.applicationInfo.targetSdkVersion; 22540 freezer = freezePackage(packageName, "movePackageInternal"); 22541 installedUserIds = ps.queryInstalledUsers(sUserManager.getUserIds(), true); 22542 } 22543 22544 final Bundle extras = new Bundle(); 22545 extras.putString(Intent.EXTRA_PACKAGE_NAME, packageName); 22546 extras.putString(Intent.EXTRA_TITLE, label); 22547 mMoveCallbacks.notifyCreated(moveId, extras); 22548 22549 int installFlags; 22550 final boolean moveCompleteApp; 22551 final File measurePath; 22552 22553 if (Objects.equals(StorageManager.UUID_PRIVATE_INTERNAL, volumeUuid)) { 22554 installFlags = INSTALL_INTERNAL; 22555 moveCompleteApp = !currentAsec; 22556 measurePath = Environment.getDataAppDirectory(volumeUuid); 22557 } else if (Objects.equals(StorageManager.UUID_PRIMARY_PHYSICAL, volumeUuid)) { 22558 installFlags = INSTALL_EXTERNAL; 22559 moveCompleteApp = false; 22560 measurePath = storage.getPrimaryPhysicalVolume().getPath(); 22561 } else { 22562 final VolumeInfo volume = storage.findVolumeByUuid(volumeUuid); 22563 if (volume == null || volume.getType() != VolumeInfo.TYPE_PRIVATE 22564 || !volume.isMountedWritable()) { 22565 freezer.close(); 22566 throw new PackageManagerException(MOVE_FAILED_INTERNAL_ERROR, 22567 "Move location not mounted private volume"); 22568 } 22569 22570 Preconditions.checkState(!currentAsec); 22571 22572 installFlags = INSTALL_INTERNAL; 22573 moveCompleteApp = true; 22574 measurePath = Environment.getDataAppDirectory(volumeUuid); 22575 } 22576 22577 // If we're moving app data around, we need all the users unlocked 22578 if (moveCompleteApp) { 22579 for (int userId : installedUserIds) { 22580 if (StorageManager.isFileEncryptedNativeOrEmulated() 22581 && !StorageManager.isUserKeyUnlocked(userId)) { 22582 throw new PackageManagerException(MOVE_FAILED_LOCKED_USER, 22583 "User " + userId + " must be unlocked"); 22584 } 22585 } 22586 } 22587 22588 final PackageStats stats = new PackageStats(null, -1); 22589 synchronized (mInstaller) { 22590 for (int userId : installedUserIds) { 22591 if (!getPackageSizeInfoLI(packageName, userId, stats)) { 22592 freezer.close(); 22593 throw new PackageManagerException(MOVE_FAILED_INTERNAL_ERROR, 22594 "Failed to measure package size"); 22595 } 22596 } 22597 } 22598 22599 if (DEBUG_INSTALL) Slog.d(TAG, "Measured code size " + stats.codeSize + ", data size " 22600 + stats.dataSize); 22601 22602 final long startFreeBytes = measurePath.getUsableSpace(); 22603 final long sizeBytes; 22604 if (moveCompleteApp) { 22605 sizeBytes = stats.codeSize + stats.dataSize; 22606 } else { 22607 sizeBytes = stats.codeSize; 22608 } 22609 22610 if (sizeBytes > storage.getStorageBytesUntilLow(measurePath)) { 22611 freezer.close(); 22612 throw new PackageManagerException(MOVE_FAILED_INTERNAL_ERROR, 22613 "Not enough free space to move"); 22614 } 22615 22616 mMoveCallbacks.notifyStatusChanged(moveId, 10); 22617 22618 final CountDownLatch installedLatch = new CountDownLatch(1); 22619 final IPackageInstallObserver2 installObserver = new IPackageInstallObserver2.Stub() { 22620 @Override 22621 public void onUserActionRequired(Intent intent) throws RemoteException { 22622 throw new IllegalStateException(); 22623 } 22624 22625 @Override 22626 public void onPackageInstalled(String basePackageName, int returnCode, String msg, 22627 Bundle extras) throws RemoteException { 22628 if (DEBUG_INSTALL) Slog.d(TAG, "Install result for move: " 22629 + PackageManager.installStatusToString(returnCode, msg)); 22630 22631 installedLatch.countDown(); 22632 freezer.close(); 22633 22634 final int status = PackageManager.installStatusToPublicStatus(returnCode); 22635 switch (status) { 22636 case PackageInstaller.STATUS_SUCCESS: 22637 mMoveCallbacks.notifyStatusChanged(moveId, 22638 PackageManager.MOVE_SUCCEEDED); 22639 break; 22640 case PackageInstaller.STATUS_FAILURE_STORAGE: 22641 mMoveCallbacks.notifyStatusChanged(moveId, 22642 PackageManager.MOVE_FAILED_INSUFFICIENT_STORAGE); 22643 break; 22644 default: 22645 mMoveCallbacks.notifyStatusChanged(moveId, 22646 PackageManager.MOVE_FAILED_INTERNAL_ERROR); 22647 break; 22648 } 22649 } 22650 }; 22651 22652 final MoveInfo move; 22653 if (moveCompleteApp) { 22654 // Kick off a thread to report progress estimates 22655 new Thread() { 22656 @Override 22657 public void run() { 22658 while (true) { 22659 try { 22660 if (installedLatch.await(1, TimeUnit.SECONDS)) { 22661 break; 22662 } 22663 } catch (InterruptedException ignored) { 22664 } 22665 22666 final long deltaFreeBytes = startFreeBytes - measurePath.getUsableSpace(); 22667 final int progress = 10 + (int) MathUtils.constrain( 22668 ((deltaFreeBytes * 80) / sizeBytes), 0, 80); 22669 mMoveCallbacks.notifyStatusChanged(moveId, progress); 22670 } 22671 } 22672 }.start(); 22673 22674 final String dataAppName = codeFile.getName(); 22675 move = new MoveInfo(moveId, currentVolumeUuid, volumeUuid, packageName, 22676 dataAppName, appId, seinfo, targetSdkVersion); 22677 } else { 22678 move = null; 22679 } 22680 22681 installFlags |= PackageManager.INSTALL_REPLACE_EXISTING; 22682 22683 final Message msg = mHandler.obtainMessage(INIT_COPY); 22684 final OriginInfo origin = OriginInfo.fromExistingFile(codeFile); 22685 final InstallParams params = new InstallParams(origin, move, installObserver, installFlags, 22686 installerPackageName, volumeUuid, null /*verificationInfo*/, user, 22687 packageAbiOverride, null /*grantedPermissions*/, 22688 PackageParser.SigningDetails.UNKNOWN, PackageManager.INSTALL_REASON_UNKNOWN); 22689 params.setTraceMethod("movePackage").setTraceCookie(System.identityHashCode(params)); 22690 msg.obj = params; 22691 22692 Trace.asyncTraceBegin(TRACE_TAG_PACKAGE_MANAGER, "movePackage", 22693 System.identityHashCode(msg.obj)); 22694 Trace.asyncTraceBegin(TRACE_TAG_PACKAGE_MANAGER, "queueInstall", 22695 System.identityHashCode(msg.obj)); 22696 22697 mHandler.sendMessage(msg); 22698 } 22699 22700 @Override 22701 public int movePrimaryStorage(String volumeUuid) throws RemoteException { 22702 mContext.enforceCallingOrSelfPermission(android.Manifest.permission.MOVE_PACKAGE, null); 22703 22704 final int realMoveId = mNextMoveId.getAndIncrement(); 22705 final Bundle extras = new Bundle(); 22706 extras.putString(VolumeRecord.EXTRA_FS_UUID, volumeUuid); 22707 mMoveCallbacks.notifyCreated(realMoveId, extras); 22708 22709 final IPackageMoveObserver callback = new IPackageMoveObserver.Stub() { 22710 @Override 22711 public void onCreated(int moveId, Bundle extras) { 22712 // Ignored 22713 } 22714 22715 @Override 22716 public void onStatusChanged(int moveId, int status, long estMillis) { 22717 mMoveCallbacks.notifyStatusChanged(realMoveId, status, estMillis); 22718 } 22719 }; 22720 22721 final StorageManager storage = mContext.getSystemService(StorageManager.class); 22722 storage.setPrimaryStorageUuid(volumeUuid, callback); 22723 return realMoveId; 22724 } 22725 22726 @Override 22727 public int getMoveStatus(int moveId) { 22728 mContext.enforceCallingOrSelfPermission( 22729 android.Manifest.permission.MOUNT_UNMOUNT_FILESYSTEMS, null); 22730 return mMoveCallbacks.mLastStatus.get(moveId); 22731 } 22732 22733 @Override 22734 public void registerMoveCallback(IPackageMoveObserver callback) { 22735 mContext.enforceCallingOrSelfPermission( 22736 android.Manifest.permission.MOUNT_UNMOUNT_FILESYSTEMS, null); 22737 mMoveCallbacks.register(callback); 22738 } 22739 22740 @Override 22741 public void unregisterMoveCallback(IPackageMoveObserver callback) { 22742 mContext.enforceCallingOrSelfPermission( 22743 android.Manifest.permission.MOUNT_UNMOUNT_FILESYSTEMS, null); 22744 mMoveCallbacks.unregister(callback); 22745 } 22746 22747 @Override 22748 public boolean setInstallLocation(int loc) { 22749 mContext.enforceCallingOrSelfPermission(android.Manifest.permission.WRITE_SECURE_SETTINGS, 22750 null); 22751 if (getInstallLocation() == loc) { 22752 return true; 22753 } 22754 if (loc == PackageHelper.APP_INSTALL_AUTO || loc == PackageHelper.APP_INSTALL_INTERNAL 22755 || loc == PackageHelper.APP_INSTALL_EXTERNAL) { 22756 android.provider.Settings.Global.putInt(mContext.getContentResolver(), 22757 android.provider.Settings.Global.DEFAULT_INSTALL_LOCATION, loc); 22758 return true; 22759 } 22760 return false; 22761 } 22762 22763 @Override 22764 public int getInstallLocation() { 22765 // allow instant app access 22766 return android.provider.Settings.Global.getInt(mContext.getContentResolver(), 22767 android.provider.Settings.Global.DEFAULT_INSTALL_LOCATION, 22768 PackageHelper.APP_INSTALL_AUTO); 22769 } 22770 22771 /** Called by UserManagerService */ 22772 void cleanUpUser(UserManagerService userManager, int userHandle) { 22773 synchronized (mPackages) { 22774 mDirtyUsers.remove(userHandle); 22775 mUserNeedsBadging.delete(userHandle); 22776 mSettings.removeUserLPw(userHandle); 22777 mPendingBroadcasts.remove(userHandle); 22778 mInstantAppRegistry.onUserRemovedLPw(userHandle); 22779 removeUnusedPackagesLPw(userManager, userHandle); 22780 } 22781 } 22782 22783 /** 22784 * We're removing userHandle and would like to remove any downloaded packages 22785 * that are no longer in use by any other user. 22786 * @param userHandle the user being removed 22787 */ 22788 private void removeUnusedPackagesLPw(UserManagerService userManager, final int userHandle) { 22789 final boolean DEBUG_CLEAN_APKS = false; 22790 int [] users = userManager.getUserIds(); 22791 Iterator<PackageSetting> psit = mSettings.mPackages.values().iterator(); 22792 while (psit.hasNext()) { 22793 PackageSetting ps = psit.next(); 22794 if (ps.pkg == null) { 22795 continue; 22796 } 22797 final String packageName = ps.pkg.packageName; 22798 // Skip over if system app 22799 if ((ps.pkgFlags & ApplicationInfo.FLAG_SYSTEM) != 0) { 22800 continue; 22801 } 22802 if (DEBUG_CLEAN_APKS) { 22803 Slog.i(TAG, "Checking package " + packageName); 22804 } 22805 boolean keep = shouldKeepUninstalledPackageLPr(packageName); 22806 if (keep) { 22807 if (DEBUG_CLEAN_APKS) { 22808 Slog.i(TAG, " Keeping package " + packageName + " - requested by DO"); 22809 } 22810 } else { 22811 for (int i = 0; i < users.length; i++) { 22812 if (users[i] != userHandle && ps.getInstalled(users[i])) { 22813 keep = true; 22814 if (DEBUG_CLEAN_APKS) { 22815 Slog.i(TAG, " Keeping package " + packageName + " for user " 22816 + users[i]); 22817 } 22818 break; 22819 } 22820 } 22821 } 22822 if (!keep) { 22823 if (DEBUG_CLEAN_APKS) { 22824 Slog.i(TAG, " Removing package " + packageName); 22825 } 22826 mHandler.post(new Runnable() { 22827 public void run() { 22828 deletePackageX(packageName, PackageManager.VERSION_CODE_HIGHEST, 22829 userHandle, 0); 22830 } //end run 22831 }); 22832 } 22833 } 22834 } 22835 22836 /** Called by UserManagerService */ 22837 void createNewUser(int userId, String[] disallowedPackages) { 22838 synchronized (mInstallLock) { 22839 mSettings.createNewUserLI(this, mInstaller, userId, disallowedPackages); 22840 } 22841 synchronized (mPackages) { 22842 scheduleWritePackageRestrictionsLocked(userId); 22843 scheduleWritePackageListLocked(userId); 22844 applyFactoryDefaultBrowserLPw(userId); 22845 primeDomainVerificationsLPw(userId); 22846 } 22847 } 22848 22849 void onNewUserCreated(final int userId) { 22850 mDefaultPermissionPolicy.grantDefaultPermissions(userId); 22851 synchronized(mPackages) { 22852 // If permission review for legacy apps is required, we represent 22853 // dagerous permissions for such apps as always granted runtime 22854 // permissions to keep per user flag state whether review is needed. 22855 // Hence, if a new user is added we have to propagate dangerous 22856 // permission grants for these legacy apps. 22857 if (mSettings.mPermissions.mPermissionReviewRequired) { 22858// NOTE: This adds UPDATE_PERMISSIONS_REPLACE_PKG 22859 mPermissionManager.updateAllPermissions( 22860 StorageManager.UUID_PRIVATE_INTERNAL, true, mPackages.values(), 22861 mPermissionCallback); 22862 } 22863 } 22864 } 22865 22866 @Override 22867 public VerifierDeviceIdentity getVerifierDeviceIdentity() throws RemoteException { 22868 mContext.enforceCallingOrSelfPermission( 22869 android.Manifest.permission.PACKAGE_VERIFICATION_AGENT, 22870 "Only package verification agents can read the verifier device identity"); 22871 22872 synchronized (mPackages) { 22873 return mSettings.getVerifierDeviceIdentityLPw(); 22874 } 22875 } 22876 22877 @Override 22878 public void setPermissionEnforced(String permission, boolean enforced) { 22879 // TODO: Now that we no longer change GID for storage, this should to away. 22880 mContext.enforceCallingOrSelfPermission(Manifest.permission.GRANT_RUNTIME_PERMISSIONS, 22881 "setPermissionEnforced"); 22882 if (READ_EXTERNAL_STORAGE.equals(permission)) { 22883 synchronized (mPackages) { 22884 if (mSettings.mReadExternalStorageEnforced == null 22885 || mSettings.mReadExternalStorageEnforced != enforced) { 22886 mSettings.mReadExternalStorageEnforced = 22887 enforced ? Boolean.TRUE : Boolean.FALSE; 22888 mSettings.writeLPr(); 22889 } 22890 } 22891 // kill any non-foreground processes so we restart them and 22892 // grant/revoke the GID. 22893 final IActivityManager am = ActivityManager.getService(); 22894 if (am != null) { 22895 final long token = Binder.clearCallingIdentity(); 22896 try { 22897 am.killProcessesBelowForeground("setPermissionEnforcement"); 22898 } catch (RemoteException e) { 22899 } finally { 22900 Binder.restoreCallingIdentity(token); 22901 } 22902 } 22903 } else { 22904 throw new IllegalArgumentException("No selective enforcement for " + permission); 22905 } 22906 } 22907 22908 @Override 22909 @Deprecated 22910 public boolean isPermissionEnforced(String permission) { 22911 // allow instant applications 22912 return true; 22913 } 22914 22915 @Override 22916 public boolean isStorageLow() { 22917 // allow instant applications 22918 final long token = Binder.clearCallingIdentity(); 22919 try { 22920 final DeviceStorageMonitorInternal 22921 dsm = LocalServices.getService(DeviceStorageMonitorInternal.class); 22922 if (dsm != null) { 22923 return dsm.isMemoryLow(); 22924 } else { 22925 return false; 22926 } 22927 } finally { 22928 Binder.restoreCallingIdentity(token); 22929 } 22930 } 22931 22932 @Override 22933 public IPackageInstaller getPackageInstaller() { 22934 if (getInstantAppPackageName(Binder.getCallingUid()) != null) { 22935 return null; 22936 } 22937 return mInstallerService; 22938 } 22939 22940 @Override 22941 public IArtManager getArtManager() { 22942 return mArtManagerService; 22943 } 22944 22945 private boolean userNeedsBadging(int userId) { 22946 int index = mUserNeedsBadging.indexOfKey(userId); 22947 if (index < 0) { 22948 final UserInfo userInfo; 22949 final long token = Binder.clearCallingIdentity(); 22950 try { 22951 userInfo = sUserManager.getUserInfo(userId); 22952 } finally { 22953 Binder.restoreCallingIdentity(token); 22954 } 22955 final boolean b; 22956 if (userInfo != null && userInfo.isManagedProfile()) { 22957 b = true; 22958 } else { 22959 b = false; 22960 } 22961 mUserNeedsBadging.put(userId, b); 22962 return b; 22963 } 22964 return mUserNeedsBadging.valueAt(index); 22965 } 22966 22967 @Override 22968 public KeySet getKeySetByAlias(String packageName, String alias) { 22969 if (packageName == null || alias == null) { 22970 return null; 22971 } 22972 synchronized(mPackages) { 22973 final PackageParser.Package pkg = mPackages.get(packageName); 22974 if (pkg == null) { 22975 Slog.w(TAG, "KeySet requested for unknown package: " + packageName); 22976 throw new IllegalArgumentException("Unknown package: " + packageName); 22977 } 22978 final PackageSetting ps = (PackageSetting) pkg.mExtras; 22979 if (filterAppAccessLPr(ps, Binder.getCallingUid(), UserHandle.getCallingUserId())) { 22980 Slog.w(TAG, "KeySet requested for filtered package: " + packageName); 22981 throw new IllegalArgumentException("Unknown package: " + packageName); 22982 } 22983 final KeySetManagerService ksms = mSettings.mKeySetManagerService; 22984 return new KeySet(ksms.getKeySetByAliasAndPackageNameLPr(packageName, alias)); 22985 } 22986 } 22987 22988 @Override 22989 public KeySet getSigningKeySet(String packageName) { 22990 if (packageName == null) { 22991 return null; 22992 } 22993 synchronized(mPackages) { 22994 final int callingUid = Binder.getCallingUid(); 22995 final int callingUserId = UserHandle.getUserId(callingUid); 22996 final PackageParser.Package pkg = mPackages.get(packageName); 22997 if (pkg == null) { 22998 Slog.w(TAG, "KeySet requested for unknown package: " + packageName); 22999 throw new IllegalArgumentException("Unknown package: " + packageName); 23000 } 23001 final PackageSetting ps = (PackageSetting) pkg.mExtras; 23002 if (filterAppAccessLPr(ps, callingUid, callingUserId)) { 23003 // filter and pretend the package doesn't exist 23004 Slog.w(TAG, "KeySet requested for filtered package: " + packageName 23005 + ", uid:" + callingUid); 23006 throw new IllegalArgumentException("Unknown package: " + packageName); 23007 } 23008 if (pkg.applicationInfo.uid != callingUid 23009 && Process.SYSTEM_UID != callingUid) { 23010 throw new SecurityException("May not access signing KeySet of other apps."); 23011 } 23012 final KeySetManagerService ksms = mSettings.mKeySetManagerService; 23013 return new KeySet(ksms.getSigningKeySetByPackageNameLPr(packageName)); 23014 } 23015 } 23016 23017 @Override 23018 public boolean isPackageSignedByKeySet(String packageName, KeySet ks) { 23019 final int callingUid = Binder.getCallingUid(); 23020 if (getInstantAppPackageName(callingUid) != null) { 23021 return false; 23022 } 23023 if (packageName == null || ks == null) { 23024 return false; 23025 } 23026 synchronized(mPackages) { 23027 final PackageParser.Package pkg = mPackages.get(packageName); 23028 if (pkg == null 23029 || filterAppAccessLPr((PackageSetting) pkg.mExtras, callingUid, 23030 UserHandle.getUserId(callingUid))) { 23031 Slog.w(TAG, "KeySet requested for unknown package: " + packageName); 23032 throw new IllegalArgumentException("Unknown package: " + packageName); 23033 } 23034 IBinder ksh = ks.getToken(); 23035 if (ksh instanceof KeySetHandle) { 23036 final KeySetManagerService ksms = mSettings.mKeySetManagerService; 23037 return ksms.packageIsSignedByLPr(packageName, (KeySetHandle) ksh); 23038 } 23039 return false; 23040 } 23041 } 23042 23043 @Override 23044 public boolean isPackageSignedByKeySetExactly(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.packageIsSignedByExactlyLPr(packageName, (KeySetHandle) ksh); 23064 } 23065 return false; 23066 } 23067 } 23068 23069 private void deletePackageIfUnusedLPr(final String packageName) { 23070 PackageSetting ps = mSettings.mPackages.get(packageName); 23071 if (ps == null) { 23072 return; 23073 } 23074 if (!ps.isAnyInstalled(sUserManager.getUserIds())) { 23075 // TODO Implement atomic delete if package is unused 23076 // It is currently possible that the package will be deleted even if it is installed 23077 // after this method returns. 23078 mHandler.post(new Runnable() { 23079 public void run() { 23080 deletePackageX(packageName, PackageManager.VERSION_CODE_HIGHEST, 23081 0, PackageManager.DELETE_ALL_USERS); 23082 } 23083 }); 23084 } 23085 } 23086 23087 /** 23088 * Check and throw if the given before/after packages would be considered a 23089 * downgrade. 23090 */ 23091 private static void checkDowngrade(PackageParser.Package before, PackageInfoLite after) 23092 throws PackageManagerException { 23093 if (after.getLongVersionCode() < before.getLongVersionCode()) { 23094 throw new PackageManagerException(INSTALL_FAILED_VERSION_DOWNGRADE, 23095 "Update version code " + after.versionCode + " is older than current " 23096 + before.getLongVersionCode()); 23097 } else if (after.getLongVersionCode() == before.getLongVersionCode()) { 23098 if (after.baseRevisionCode < before.baseRevisionCode) { 23099 throw new PackageManagerException(INSTALL_FAILED_VERSION_DOWNGRADE, 23100 "Update base revision code " + after.baseRevisionCode 23101 + " is older than current " + before.baseRevisionCode); 23102 } 23103 23104 if (!ArrayUtils.isEmpty(after.splitNames)) { 23105 for (int i = 0; i < after.splitNames.length; i++) { 23106 final String splitName = after.splitNames[i]; 23107 final int j = ArrayUtils.indexOf(before.splitNames, splitName); 23108 if (j != -1) { 23109 if (after.splitRevisionCodes[i] < before.splitRevisionCodes[j]) { 23110 throw new PackageManagerException(INSTALL_FAILED_VERSION_DOWNGRADE, 23111 "Update split " + splitName + " revision code " 23112 + after.splitRevisionCodes[i] + " is older than current " 23113 + before.splitRevisionCodes[j]); 23114 } 23115 } 23116 } 23117 } 23118 } 23119 } 23120 23121 private static class MoveCallbacks extends Handler { 23122 private static final int MSG_CREATED = 1; 23123 private static final int MSG_STATUS_CHANGED = 2; 23124 23125 private final RemoteCallbackList<IPackageMoveObserver> 23126 mCallbacks = new RemoteCallbackList<>(); 23127 23128 private final SparseIntArray mLastStatus = new SparseIntArray(); 23129 23130 public MoveCallbacks(Looper looper) { 23131 super(looper); 23132 } 23133 23134 public void register(IPackageMoveObserver callback) { 23135 mCallbacks.register(callback); 23136 } 23137 23138 public void unregister(IPackageMoveObserver callback) { 23139 mCallbacks.unregister(callback); 23140 } 23141 23142 @Override 23143 public void handleMessage(Message msg) { 23144 final SomeArgs args = (SomeArgs) msg.obj; 23145 final int n = mCallbacks.beginBroadcast(); 23146 for (int i = 0; i < n; i++) { 23147 final IPackageMoveObserver callback = mCallbacks.getBroadcastItem(i); 23148 try { 23149 invokeCallback(callback, msg.what, args); 23150 } catch (RemoteException ignored) { 23151 } 23152 } 23153 mCallbacks.finishBroadcast(); 23154 args.recycle(); 23155 } 23156 23157 private void invokeCallback(IPackageMoveObserver callback, int what, SomeArgs args) 23158 throws RemoteException { 23159 switch (what) { 23160 case MSG_CREATED: { 23161 callback.onCreated(args.argi1, (Bundle) args.arg2); 23162 break; 23163 } 23164 case MSG_STATUS_CHANGED: { 23165 callback.onStatusChanged(args.argi1, args.argi2, (long) args.arg3); 23166 break; 23167 } 23168 } 23169 } 23170 23171 private void notifyCreated(int moveId, Bundle extras) { 23172 Slog.v(TAG, "Move " + moveId + " created " + extras.toString()); 23173 23174 final SomeArgs args = SomeArgs.obtain(); 23175 args.argi1 = moveId; 23176 args.arg2 = extras; 23177 obtainMessage(MSG_CREATED, args).sendToTarget(); 23178 } 23179 23180 private void notifyStatusChanged(int moveId, int status) { 23181 notifyStatusChanged(moveId, status, -1); 23182 } 23183 23184 private void notifyStatusChanged(int moveId, int status, long estMillis) { 23185 Slog.v(TAG, "Move " + moveId + " status " + status); 23186 23187 final SomeArgs args = SomeArgs.obtain(); 23188 args.argi1 = moveId; 23189 args.argi2 = status; 23190 args.arg3 = estMillis; 23191 obtainMessage(MSG_STATUS_CHANGED, args).sendToTarget(); 23192 23193 synchronized (mLastStatus) { 23194 mLastStatus.put(moveId, status); 23195 } 23196 } 23197 } 23198 23199 private final static class OnPermissionChangeListeners extends Handler { 23200 private static final int MSG_ON_PERMISSIONS_CHANGED = 1; 23201 23202 private final RemoteCallbackList<IOnPermissionsChangeListener> mPermissionListeners = 23203 new RemoteCallbackList<>(); 23204 23205 public OnPermissionChangeListeners(Looper looper) { 23206 super(looper); 23207 } 23208 23209 @Override 23210 public void handleMessage(Message msg) { 23211 switch (msg.what) { 23212 case MSG_ON_PERMISSIONS_CHANGED: { 23213 final int uid = msg.arg1; 23214 handleOnPermissionsChanged(uid); 23215 } break; 23216 } 23217 } 23218 23219 public void addListenerLocked(IOnPermissionsChangeListener listener) { 23220 mPermissionListeners.register(listener); 23221 23222 } 23223 23224 public void removeListenerLocked(IOnPermissionsChangeListener listener) { 23225 mPermissionListeners.unregister(listener); 23226 } 23227 23228 public void onPermissionsChanged(int uid) { 23229 if (mPermissionListeners.getRegisteredCallbackCount() > 0) { 23230 obtainMessage(MSG_ON_PERMISSIONS_CHANGED, uid, 0).sendToTarget(); 23231 } 23232 } 23233 23234 private void handleOnPermissionsChanged(int uid) { 23235 final int count = mPermissionListeners.beginBroadcast(); 23236 try { 23237 for (int i = 0; i < count; i++) { 23238 IOnPermissionsChangeListener callback = mPermissionListeners 23239 .getBroadcastItem(i); 23240 try { 23241 callback.onPermissionsChanged(uid); 23242 } catch (RemoteException e) { 23243 Log.e(TAG, "Permission listener is dead", e); 23244 } 23245 } 23246 } finally { 23247 mPermissionListeners.finishBroadcast(); 23248 } 23249 } 23250 } 23251 23252 private class PackageManagerNative extends IPackageManagerNative.Stub { 23253 @Override 23254 public String[] getNamesForUids(int[] uids) throws RemoteException { 23255 final String[] results = PackageManagerService.this.getNamesForUids(uids); 23256 // massage results so they can be parsed by the native binder 23257 for (int i = results.length - 1; i >= 0; --i) { 23258 if (results[i] == null) { 23259 results[i] = ""; 23260 } 23261 } 23262 return results; 23263 } 23264 23265 // NB: this differentiates between preloads and sideloads 23266 @Override 23267 public String getInstallerForPackage(String packageName) throws RemoteException { 23268 final String installerName = getInstallerPackageName(packageName); 23269 if (!TextUtils.isEmpty(installerName)) { 23270 return installerName; 23271 } 23272 // differentiate between preload and sideload 23273 int callingUser = UserHandle.getUserId(Binder.getCallingUid()); 23274 ApplicationInfo appInfo = getApplicationInfo(packageName, 23275 /*flags*/ 0, 23276 /*userId*/ callingUser); 23277 if (appInfo != null && (appInfo.flags & ApplicationInfo.FLAG_SYSTEM) != 0) { 23278 return "preload"; 23279 } 23280 return ""; 23281 } 23282 23283 @Override 23284 public long getVersionCodeForPackage(String packageName) throws RemoteException { 23285 try { 23286 int callingUser = UserHandle.getUserId(Binder.getCallingUid()); 23287 PackageInfo pInfo = getPackageInfo(packageName, 0, callingUser); 23288 if (pInfo != null) { 23289 return pInfo.getLongVersionCode(); 23290 } 23291 } catch (Exception e) { 23292 } 23293 return 0; 23294 } 23295 } 23296 23297 private class PackageManagerInternalImpl extends PackageManagerInternal { 23298 @Override 23299 public void updatePermissionFlagsTEMP(String permName, String packageName, int flagMask, 23300 int flagValues, int userId) { 23301 PackageManagerService.this.updatePermissionFlags( 23302 permName, packageName, flagMask, flagValues, userId); 23303 } 23304 23305 @Override 23306 public int getPermissionFlagsTEMP(String permName, String packageName, int userId) { 23307 return PackageManagerService.this.getPermissionFlags(permName, packageName, userId); 23308 } 23309 23310 @Override 23311 public boolean isInstantApp(String packageName, int userId) { 23312 return PackageManagerService.this.isInstantApp(packageName, userId); 23313 } 23314 23315 @Override 23316 public String getInstantAppPackageName(int uid) { 23317 return PackageManagerService.this.getInstantAppPackageName(uid); 23318 } 23319 23320 @Override 23321 public boolean filterAppAccess(PackageParser.Package pkg, int callingUid, int userId) { 23322 synchronized (mPackages) { 23323 return PackageManagerService.this.filterAppAccessLPr( 23324 (PackageSetting) pkg.mExtras, callingUid, userId); 23325 } 23326 } 23327 23328 @Override 23329 public PackageParser.Package getPackage(String packageName) { 23330 synchronized (mPackages) { 23331 packageName = resolveInternalPackageNameLPr( 23332 packageName, PackageManager.VERSION_CODE_HIGHEST); 23333 return mPackages.get(packageName); 23334 } 23335 } 23336 23337 @Override 23338 public PackageList getPackageList(PackageListObserver observer) { 23339 synchronized (mPackages) { 23340 final int N = mPackages.size(); 23341 final ArrayList<String> list = new ArrayList<>(N); 23342 for (int i = 0; i < N; i++) { 23343 list.add(mPackages.keyAt(i)); 23344 } 23345 final PackageList packageList = new PackageList(list, observer); 23346 if (observer != null) { 23347 mPackageListObservers.add(packageList); 23348 } 23349 return packageList; 23350 } 23351 } 23352 23353 @Override 23354 public void removePackageListObserver(PackageListObserver observer) { 23355 synchronized (mPackages) { 23356 mPackageListObservers.remove(observer); 23357 } 23358 } 23359 23360 @Override 23361 public PackageParser.Package getDisabledPackage(String packageName) { 23362 synchronized (mPackages) { 23363 final PackageSetting ps = mSettings.getDisabledSystemPkgLPr(packageName); 23364 return (ps != null) ? ps.pkg : null; 23365 } 23366 } 23367 23368 @Override 23369 public String getKnownPackageName(int knownPackage, int userId) { 23370 switch(knownPackage) { 23371 case PackageManagerInternal.PACKAGE_BROWSER: 23372 return getDefaultBrowserPackageName(userId); 23373 case PackageManagerInternal.PACKAGE_INSTALLER: 23374 return mRequiredInstallerPackage; 23375 case PackageManagerInternal.PACKAGE_SETUP_WIZARD: 23376 return mSetupWizardPackage; 23377 case PackageManagerInternal.PACKAGE_SYSTEM: 23378 return "android"; 23379 case PackageManagerInternal.PACKAGE_VERIFIER: 23380 return mRequiredVerifierPackage; 23381 } 23382 return null; 23383 } 23384 23385 @Override 23386 public boolean isResolveActivityComponent(ComponentInfo component) { 23387 return mResolveActivity.packageName.equals(component.packageName) 23388 && mResolveActivity.name.equals(component.name); 23389 } 23390 23391 @Override 23392 public void setLocationPackagesProvider(PackagesProvider provider) { 23393 mDefaultPermissionPolicy.setLocationPackagesProvider(provider); 23394 } 23395 23396 @Override 23397 public void setVoiceInteractionPackagesProvider(PackagesProvider provider) { 23398 mDefaultPermissionPolicy.setVoiceInteractionPackagesProvider(provider); 23399 } 23400 23401 @Override 23402 public void setSmsAppPackagesProvider(PackagesProvider provider) { 23403 mDefaultPermissionPolicy.setSmsAppPackagesProvider(provider); 23404 } 23405 23406 @Override 23407 public void setDialerAppPackagesProvider(PackagesProvider provider) { 23408 mDefaultPermissionPolicy.setDialerAppPackagesProvider(provider); 23409 } 23410 23411 @Override 23412 public void setSimCallManagerPackagesProvider(PackagesProvider provider) { 23413 mDefaultPermissionPolicy.setSimCallManagerPackagesProvider(provider); 23414 } 23415 23416 @Override 23417 public void setUseOpenWifiAppPackagesProvider(PackagesProvider provider) { 23418 mDefaultPermissionPolicy.setUseOpenWifiAppPackagesProvider(provider); 23419 } 23420 23421 @Override 23422 public void setSyncAdapterPackagesprovider(SyncAdapterPackagesProvider provider) { 23423 mDefaultPermissionPolicy.setSyncAdapterPackagesProvider(provider); 23424 } 23425 23426 @Override 23427 public void grantDefaultPermissionsToDefaultSmsApp(String packageName, int userId) { 23428 mDefaultPermissionPolicy.grantDefaultPermissionsToDefaultSmsApp(packageName, userId); 23429 } 23430 23431 @Override 23432 public void grantDefaultPermissionsToDefaultDialerApp(String packageName, int userId) { 23433 synchronized (mPackages) { 23434 mSettings.setDefaultDialerPackageNameLPw(packageName, userId); 23435 } 23436 mDefaultPermissionPolicy.grantDefaultPermissionsToDefaultDialerApp(packageName, userId); 23437 } 23438 23439 @Override 23440 public void grantDefaultPermissionsToDefaultSimCallManager(String packageName, int userId) { 23441 mDefaultPermissionPolicy.grantDefaultPermissionsToDefaultSimCallManager( 23442 packageName, userId); 23443 } 23444 23445 @Override 23446 public void grantDefaultPermissionsToDefaultUseOpenWifiApp(String packageName, int userId) { 23447 mDefaultPermissionPolicy.grantDefaultPermissionsToDefaultUseOpenWifiApp( 23448 packageName, userId); 23449 } 23450 23451 @Override 23452 public void setKeepUninstalledPackages(final List<String> packageList) { 23453 Preconditions.checkNotNull(packageList); 23454 List<String> removedFromList = null; 23455 synchronized (mPackages) { 23456 if (mKeepUninstalledPackages != null) { 23457 final int packagesCount = mKeepUninstalledPackages.size(); 23458 for (int i = 0; i < packagesCount; i++) { 23459 String oldPackage = mKeepUninstalledPackages.get(i); 23460 if (packageList != null && packageList.contains(oldPackage)) { 23461 continue; 23462 } 23463 if (removedFromList == null) { 23464 removedFromList = new ArrayList<>(); 23465 } 23466 removedFromList.add(oldPackage); 23467 } 23468 } 23469 mKeepUninstalledPackages = new ArrayList<>(packageList); 23470 if (removedFromList != null) { 23471 final int removedCount = removedFromList.size(); 23472 for (int i = 0; i < removedCount; i++) { 23473 deletePackageIfUnusedLPr(removedFromList.get(i)); 23474 } 23475 } 23476 } 23477 } 23478 23479 @Override 23480 public boolean isPermissionsReviewRequired(String packageName, int userId) { 23481 synchronized (mPackages) { 23482 return mPermissionManager.isPermissionsReviewRequired( 23483 mPackages.get(packageName), userId); 23484 } 23485 } 23486 23487 @Override 23488 public PackageInfo getPackageInfo( 23489 String packageName, int flags, int filterCallingUid, int userId) { 23490 return PackageManagerService.this 23491 .getPackageInfoInternal(packageName, PackageManager.VERSION_CODE_HIGHEST, 23492 flags, filterCallingUid, userId); 23493 } 23494 23495 @Override 23496 public int getPackageUid(String packageName, int flags, int userId) { 23497 return PackageManagerService.this 23498 .getPackageUid(packageName, flags, userId); 23499 } 23500 23501 @Override 23502 public ApplicationInfo getApplicationInfo( 23503 String packageName, int flags, int filterCallingUid, int userId) { 23504 return PackageManagerService.this 23505 .getApplicationInfoInternal(packageName, flags, filterCallingUid, userId); 23506 } 23507 23508 @Override 23509 public ActivityInfo getActivityInfo( 23510 ComponentName component, int flags, int filterCallingUid, int userId) { 23511 return PackageManagerService.this 23512 .getActivityInfoInternal(component, flags, filterCallingUid, userId); 23513 } 23514 23515 @Override 23516 public List<ResolveInfo> queryIntentActivities( 23517 Intent intent, int flags, int filterCallingUid, int userId) { 23518 final String resolvedType = intent.resolveTypeIfNeeded(mContext.getContentResolver()); 23519 return PackageManagerService.this 23520 .queryIntentActivitiesInternal(intent, resolvedType, flags, filterCallingUid, 23521 userId, false /*resolveForStart*/, true /*allowDynamicSplits*/); 23522 } 23523 23524 @Override 23525 public List<ResolveInfo> queryIntentServices( 23526 Intent intent, int flags, int callingUid, int userId) { 23527 final String resolvedType = intent.resolveTypeIfNeeded(mContext.getContentResolver()); 23528 return PackageManagerService.this 23529 .queryIntentServicesInternal(intent, resolvedType, flags, userId, callingUid, 23530 false); 23531 } 23532 23533 @Override 23534 public ComponentName getHomeActivitiesAsUser(List<ResolveInfo> allHomeCandidates, 23535 int userId) { 23536 return PackageManagerService.this.getHomeActivitiesAsUser(allHomeCandidates, userId); 23537 } 23538 23539 @Override 23540 public void setDeviceAndProfileOwnerPackages( 23541 int deviceOwnerUserId, String deviceOwnerPackage, 23542 SparseArray<String> profileOwnerPackages) { 23543 mProtectedPackages.setDeviceAndProfileOwnerPackages( 23544 deviceOwnerUserId, deviceOwnerPackage, profileOwnerPackages); 23545 } 23546 23547 @Override 23548 public boolean isPackageDataProtected(int userId, String packageName) { 23549 return mProtectedPackages.isPackageDataProtected(userId, packageName); 23550 } 23551 23552 @Override 23553 public boolean isPackageEphemeral(int userId, String packageName) { 23554 synchronized (mPackages) { 23555 final PackageSetting ps = mSettings.mPackages.get(packageName); 23556 return ps != null ? ps.getInstantApp(userId) : false; 23557 } 23558 } 23559 23560 @Override 23561 public boolean wasPackageEverLaunched(String packageName, int userId) { 23562 synchronized (mPackages) { 23563 return mSettings.wasPackageEverLaunchedLPr(packageName, userId); 23564 } 23565 } 23566 23567 @Override 23568 public void grantRuntimePermission(String packageName, String permName, int userId, 23569 boolean overridePolicy) { 23570 PackageManagerService.this.mPermissionManager.grantRuntimePermission( 23571 permName, packageName, overridePolicy, getCallingUid(), userId, 23572 mPermissionCallback); 23573 } 23574 23575 @Override 23576 public void revokeRuntimePermission(String packageName, String permName, int userId, 23577 boolean overridePolicy) { 23578 mPermissionManager.revokeRuntimePermission( 23579 permName, packageName, overridePolicy, getCallingUid(), userId, 23580 mPermissionCallback); 23581 } 23582 23583 @Override 23584 public String getNameForUid(int uid) { 23585 return PackageManagerService.this.getNameForUid(uid); 23586 } 23587 23588 @Override 23589 public void requestInstantAppResolutionPhaseTwo(AuxiliaryResolveInfo responseObj, 23590 Intent origIntent, String resolvedType, String callingPackage, 23591 Bundle verificationBundle, int userId) { 23592 PackageManagerService.this.requestInstantAppResolutionPhaseTwo( 23593 responseObj, origIntent, resolvedType, callingPackage, verificationBundle, 23594 userId); 23595 } 23596 23597 @Override 23598 public void grantEphemeralAccess(int userId, Intent intent, 23599 int targetAppId, int ephemeralAppId) { 23600 synchronized (mPackages) { 23601 mInstantAppRegistry.grantInstantAccessLPw(userId, intent, 23602 targetAppId, ephemeralAppId); 23603 } 23604 } 23605 23606 @Override 23607 public boolean isInstantAppInstallerComponent(ComponentName component) { 23608 synchronized (mPackages) { 23609 return mInstantAppInstallerActivity != null 23610 && mInstantAppInstallerActivity.getComponentName().equals(component); 23611 } 23612 } 23613 23614 @Override 23615 public void pruneInstantApps() { 23616 mInstantAppRegistry.pruneInstantApps(); 23617 } 23618 23619 @Override 23620 public String getSetupWizardPackageName() { 23621 return mSetupWizardPackage; 23622 } 23623 23624 public void setExternalSourcesPolicy(ExternalSourcesPolicy policy) { 23625 if (policy != null) { 23626 mExternalSourcesPolicy = policy; 23627 } 23628 } 23629 23630 @Override 23631 public boolean isPackagePersistent(String packageName) { 23632 synchronized (mPackages) { 23633 PackageParser.Package pkg = mPackages.get(packageName); 23634 return pkg != null 23635 ? ((pkg.applicationInfo.flags&(ApplicationInfo.FLAG_SYSTEM 23636 | ApplicationInfo.FLAG_PERSISTENT)) == 23637 (ApplicationInfo.FLAG_SYSTEM | ApplicationInfo.FLAG_PERSISTENT)) 23638 : false; 23639 } 23640 } 23641 23642 @Override 23643 public boolean isLegacySystemApp(Package pkg) { 23644 synchronized (mPackages) { 23645 final PackageSetting ps = (PackageSetting) pkg.mExtras; 23646 return mPromoteSystemApps 23647 && ps.isSystem() 23648 && mExistingSystemPackages.contains(ps.name); 23649 } 23650 } 23651 23652 @Override 23653 public List<PackageInfo> getOverlayPackages(int userId) { 23654 final ArrayList<PackageInfo> overlayPackages = new ArrayList<PackageInfo>(); 23655 synchronized (mPackages) { 23656 for (PackageParser.Package p : mPackages.values()) { 23657 if (p.mOverlayTarget != null) { 23658 PackageInfo pkg = generatePackageInfo((PackageSetting)p.mExtras, 0, userId); 23659 if (pkg != null) { 23660 overlayPackages.add(pkg); 23661 } 23662 } 23663 } 23664 } 23665 return overlayPackages; 23666 } 23667 23668 @Override 23669 public List<String> getTargetPackageNames(int userId) { 23670 List<String> targetPackages = new ArrayList<>(); 23671 synchronized (mPackages) { 23672 for (PackageParser.Package p : mPackages.values()) { 23673 if (p.mOverlayTarget == null) { 23674 targetPackages.add(p.packageName); 23675 } 23676 } 23677 } 23678 return targetPackages; 23679 } 23680 23681 @Override 23682 public boolean setEnabledOverlayPackages(int userId, @NonNull String targetPackageName, 23683 @Nullable List<String> overlayPackageNames) { 23684 synchronized (mPackages) { 23685 if (targetPackageName == null || mPackages.get(targetPackageName) == null) { 23686 Slog.e(TAG, "failed to find package " + targetPackageName); 23687 return false; 23688 } 23689 ArrayList<String> overlayPaths = null; 23690 if (overlayPackageNames != null && overlayPackageNames.size() > 0) { 23691 final int N = overlayPackageNames.size(); 23692 overlayPaths = new ArrayList<>(N); 23693 for (int i = 0; i < N; i++) { 23694 final String packageName = overlayPackageNames.get(i); 23695 final PackageParser.Package pkg = mPackages.get(packageName); 23696 if (pkg == null) { 23697 Slog.e(TAG, "failed to find package " + packageName); 23698 return false; 23699 } 23700 overlayPaths.add(pkg.baseCodePath); 23701 } 23702 } 23703 23704 final PackageSetting ps = mSettings.mPackages.get(targetPackageName); 23705 ps.setOverlayPaths(overlayPaths, userId); 23706 return true; 23707 } 23708 } 23709 23710 @Override 23711 public ResolveInfo resolveIntent(Intent intent, String resolvedType, 23712 int flags, int userId, boolean resolveForStart) { 23713 return resolveIntentInternal( 23714 intent, resolvedType, flags, userId, resolveForStart); 23715 } 23716 23717 @Override 23718 public ResolveInfo resolveService(Intent intent, String resolvedType, 23719 int flags, int userId, int callingUid) { 23720 return resolveServiceInternal(intent, resolvedType, flags, userId, callingUid); 23721 } 23722 23723 @Override 23724 public ProviderInfo resolveContentProvider(String name, int flags, int userId) { 23725 return PackageManagerService.this.resolveContentProviderInternal( 23726 name, flags, userId); 23727 } 23728 23729 @Override 23730 public void addIsolatedUid(int isolatedUid, int ownerUid) { 23731 synchronized (mPackages) { 23732 mIsolatedOwners.put(isolatedUid, ownerUid); 23733 } 23734 } 23735 23736 @Override 23737 public void removeIsolatedUid(int isolatedUid) { 23738 synchronized (mPackages) { 23739 mIsolatedOwners.delete(isolatedUid); 23740 } 23741 } 23742 23743 @Override 23744 public int getUidTargetSdkVersion(int uid) { 23745 synchronized (mPackages) { 23746 return getUidTargetSdkVersionLockedLPr(uid); 23747 } 23748 } 23749 23750 @Override 23751 public int getPackageTargetSdkVersion(String packageName) { 23752 synchronized (mPackages) { 23753 return getPackageTargetSdkVersionLockedLPr(packageName); 23754 } 23755 } 23756 23757 @Override 23758 public boolean canAccessInstantApps(int callingUid, int userId) { 23759 return PackageManagerService.this.canViewInstantApps(callingUid, userId); 23760 } 23761 23762 @Override 23763 public boolean hasInstantApplicationMetadata(String packageName, int userId) { 23764 synchronized (mPackages) { 23765 return mInstantAppRegistry.hasInstantApplicationMetadataLPr(packageName, userId); 23766 } 23767 } 23768 23769 @Override 23770 public void notifyPackageUse(String packageName, int reason) { 23771 synchronized (mPackages) { 23772 PackageManagerService.this.notifyPackageUseLocked(packageName, reason); 23773 } 23774 } 23775 } 23776 23777 @Override 23778 public void grantDefaultPermissionsToEnabledCarrierApps(String[] packageNames, int userId) { 23779 enforceSystemOrPhoneCaller("grantPermissionsToEnabledCarrierApps"); 23780 synchronized (mPackages) { 23781 final long identity = Binder.clearCallingIdentity(); 23782 try { 23783 mDefaultPermissionPolicy.grantDefaultPermissionsToEnabledCarrierApps( 23784 packageNames, userId); 23785 } finally { 23786 Binder.restoreCallingIdentity(identity); 23787 } 23788 } 23789 } 23790 23791 @Override 23792 public void grantDefaultPermissionsToEnabledImsServices(String[] packageNames, int userId) { 23793 enforceSystemOrPhoneCaller("grantDefaultPermissionsToEnabledImsServices"); 23794 synchronized (mPackages) { 23795 final long identity = Binder.clearCallingIdentity(); 23796 try { 23797 mDefaultPermissionPolicy.grantDefaultPermissionsToEnabledImsServices( 23798 packageNames, userId); 23799 } finally { 23800 Binder.restoreCallingIdentity(identity); 23801 } 23802 } 23803 } 23804 23805 private static void enforceSystemOrPhoneCaller(String tag) { 23806 int callingUid = Binder.getCallingUid(); 23807 if (callingUid != Process.PHONE_UID && callingUid != Process.SYSTEM_UID) { 23808 throw new SecurityException( 23809 "Cannot call " + tag + " from UID " + callingUid); 23810 } 23811 } 23812 23813 boolean isHistoricalPackageUsageAvailable() { 23814 return mPackageUsage.isHistoricalPackageUsageAvailable(); 23815 } 23816 23817 /** 23818 * Return a <b>copy</b> of the collection of packages known to the package manager. 23819 * @return A copy of the values of mPackages. 23820 */ 23821 Collection<PackageParser.Package> getPackages() { 23822 synchronized (mPackages) { 23823 return new ArrayList<>(mPackages.values()); 23824 } 23825 } 23826 23827 /** 23828 * Logs process start information (including base APK hash) to the security log. 23829 * @hide 23830 */ 23831 @Override 23832 public void logAppProcessStartIfNeeded(String processName, int uid, String seinfo, 23833 String apkFile, int pid) { 23834 if (getInstantAppPackageName(Binder.getCallingUid()) != null) { 23835 return; 23836 } 23837 if (!SecurityLog.isLoggingEnabled()) { 23838 return; 23839 } 23840 Bundle data = new Bundle(); 23841 data.putLong("startTimestamp", System.currentTimeMillis()); 23842 data.putString("processName", processName); 23843 data.putInt("uid", uid); 23844 data.putString("seinfo", seinfo); 23845 data.putString("apkFile", apkFile); 23846 data.putInt("pid", pid); 23847 Message msg = mProcessLoggingHandler.obtainMessage( 23848 ProcessLoggingHandler.LOG_APP_PROCESS_START_MSG); 23849 msg.setData(data); 23850 mProcessLoggingHandler.sendMessage(msg); 23851 } 23852 23853 public CompilerStats.PackageStats getCompilerPackageStats(String pkgName) { 23854 return mCompilerStats.getPackageStats(pkgName); 23855 } 23856 23857 public CompilerStats.PackageStats getOrCreateCompilerPackageStats(PackageParser.Package pkg) { 23858 return getOrCreateCompilerPackageStats(pkg.packageName); 23859 } 23860 23861 public CompilerStats.PackageStats getOrCreateCompilerPackageStats(String pkgName) { 23862 return mCompilerStats.getOrCreatePackageStats(pkgName); 23863 } 23864 23865 public void deleteCompilerPackageStats(String pkgName) { 23866 mCompilerStats.deletePackageStats(pkgName); 23867 } 23868 23869 @Override 23870 public int getInstallReason(String packageName, int userId) { 23871 final int callingUid = Binder.getCallingUid(); 23872 mPermissionManager.enforceCrossUserPermission(callingUid, userId, 23873 true /* requireFullPermission */, false /* checkShell */, 23874 "get install reason"); 23875 synchronized (mPackages) { 23876 final PackageSetting ps = mSettings.mPackages.get(packageName); 23877 if (filterAppAccessLPr(ps, callingUid, userId)) { 23878 return PackageManager.INSTALL_REASON_UNKNOWN; 23879 } 23880 if (ps != null) { 23881 return ps.getInstallReason(userId); 23882 } 23883 } 23884 return PackageManager.INSTALL_REASON_UNKNOWN; 23885 } 23886 23887 @Override 23888 public boolean canRequestPackageInstalls(String packageName, int userId) { 23889 return canRequestPackageInstallsInternal(packageName, 0, userId, 23890 true /* throwIfPermNotDeclared*/); 23891 } 23892 23893 private boolean canRequestPackageInstallsInternal(String packageName, int flags, int userId, 23894 boolean throwIfPermNotDeclared) { 23895 int callingUid = Binder.getCallingUid(); 23896 int uid = getPackageUid(packageName, 0, userId); 23897 if (callingUid != uid && callingUid != Process.ROOT_UID 23898 && callingUid != Process.SYSTEM_UID) { 23899 throw new SecurityException( 23900 "Caller uid " + callingUid + " does not own package " + packageName); 23901 } 23902 ApplicationInfo info = getApplicationInfo(packageName, flags, userId); 23903 if (info == null) { 23904 return false; 23905 } 23906 if (info.targetSdkVersion < Build.VERSION_CODES.O) { 23907 return false; 23908 } 23909 String appOpPermission = Manifest.permission.REQUEST_INSTALL_PACKAGES; 23910 String[] packagesDeclaringPermission = getAppOpPermissionPackages(appOpPermission); 23911 if (!ArrayUtils.contains(packagesDeclaringPermission, packageName)) { 23912 if (throwIfPermNotDeclared) { 23913 throw new SecurityException("Need to declare " + appOpPermission 23914 + " to call this api"); 23915 } else { 23916 Slog.e(TAG, "Need to declare " + appOpPermission + " to call this api"); 23917 return false; 23918 } 23919 } 23920 if (sUserManager.hasUserRestriction(UserManager.DISALLOW_INSTALL_UNKNOWN_SOURCES, userId)) { 23921 return false; 23922 } 23923 if (mExternalSourcesPolicy != null) { 23924 int isTrusted = mExternalSourcesPolicy.getPackageTrustedToInstallApps(packageName, uid); 23925 if (isTrusted != PackageManagerInternal.ExternalSourcesPolicy.USER_DEFAULT) { 23926 return isTrusted == PackageManagerInternal.ExternalSourcesPolicy.USER_TRUSTED; 23927 } 23928 } 23929 return checkUidPermission(appOpPermission, uid) == PERMISSION_GRANTED; 23930 } 23931 23932 @Override 23933 public ComponentName getInstantAppResolverSettingsComponent() { 23934 return mInstantAppResolverSettingsComponent; 23935 } 23936 23937 @Override 23938 public ComponentName getInstantAppInstallerComponent() { 23939 if (getInstantAppPackageName(Binder.getCallingUid()) != null) { 23940 return null; 23941 } 23942 return mInstantAppInstallerActivity == null 23943 ? null : mInstantAppInstallerActivity.getComponentName(); 23944 } 23945 23946 @Override 23947 public String getInstantAppAndroidId(String packageName, int userId) { 23948 mContext.enforceCallingOrSelfPermission(android.Manifest.permission.ACCESS_INSTANT_APPS, 23949 "getInstantAppAndroidId"); 23950 mPermissionManager.enforceCrossUserPermission(Binder.getCallingUid(), userId, 23951 true /* requireFullPermission */, false /* checkShell */, 23952 "getInstantAppAndroidId"); 23953 // Make sure the target is an Instant App. 23954 if (!isInstantApp(packageName, userId)) { 23955 return null; 23956 } 23957 synchronized (mPackages) { 23958 return mInstantAppRegistry.getInstantAppAndroidIdLPw(packageName, userId); 23959 } 23960 } 23961 23962 boolean canHaveOatDir(String packageName) { 23963 synchronized (mPackages) { 23964 PackageParser.Package p = mPackages.get(packageName); 23965 if (p == null) { 23966 return false; 23967 } 23968 return p.canHaveOatDir(); 23969 } 23970 } 23971 23972 private String getOatDir(PackageParser.Package pkg) { 23973 if (!pkg.canHaveOatDir()) { 23974 return null; 23975 } 23976 File codePath = new File(pkg.codePath); 23977 if (codePath.isDirectory()) { 23978 return PackageDexOptimizer.getOatDir(codePath).getAbsolutePath(); 23979 } 23980 return null; 23981 } 23982 23983 void deleteOatArtifactsOfPackage(String packageName) { 23984 final String[] instructionSets; 23985 final List<String> codePaths; 23986 final String oatDir; 23987 final PackageParser.Package pkg; 23988 synchronized (mPackages) { 23989 pkg = mPackages.get(packageName); 23990 } 23991 instructionSets = getAppDexInstructionSets(pkg.applicationInfo); 23992 codePaths = pkg.getAllCodePaths(); 23993 oatDir = getOatDir(pkg); 23994 23995 for (String codePath : codePaths) { 23996 for (String isa : instructionSets) { 23997 try { 23998 mInstaller.deleteOdex(codePath, isa, oatDir); 23999 } catch (InstallerException e) { 24000 Log.e(TAG, "Failed deleting oat files for " + codePath, e); 24001 } 24002 } 24003 } 24004 } 24005 24006 Set<String> getUnusedPackages(long downgradeTimeThresholdMillis) { 24007 Set<String> unusedPackages = new HashSet<>(); 24008 long currentTimeInMillis = System.currentTimeMillis(); 24009 synchronized (mPackages) { 24010 for (PackageParser.Package pkg : mPackages.values()) { 24011 PackageSetting ps = mSettings.mPackages.get(pkg.packageName); 24012 if (ps == null) { 24013 continue; 24014 } 24015 PackageDexUsage.PackageUseInfo packageUseInfo = 24016 getDexManager().getPackageUseInfoOrDefault(pkg.packageName); 24017 if (PackageManagerServiceUtils 24018 .isUnusedSinceTimeInMillis(ps.firstInstallTime, currentTimeInMillis, 24019 downgradeTimeThresholdMillis, packageUseInfo, 24020 pkg.getLatestPackageUseTimeInMills(), 24021 pkg.getLatestForegroundPackageUseTimeInMills())) { 24022 unusedPackages.add(pkg.packageName); 24023 } 24024 } 24025 } 24026 return unusedPackages; 24027 } 24028 24029 @Override 24030 public void setHarmfulAppWarning(@NonNull String packageName, @Nullable CharSequence warning, 24031 int userId) { 24032 final int callingUid = Binder.getCallingUid(); 24033 final int callingAppId = UserHandle.getAppId(callingUid); 24034 24035 mPermissionManager.enforceCrossUserPermission(callingUid, userId, 24036 true /*requireFullPermission*/, true /*checkShell*/, "setHarmfulAppInfo"); 24037 24038 if (callingAppId != Process.SYSTEM_UID && callingAppId != Process.ROOT_UID && 24039 checkUidPermission(SET_HARMFUL_APP_WARNINGS, callingUid) != PERMISSION_GRANTED) { 24040 throw new SecurityException("Caller must have the " 24041 + SET_HARMFUL_APP_WARNINGS + " permission."); 24042 } 24043 24044 synchronized(mPackages) { 24045 mSettings.setHarmfulAppWarningLPw(packageName, warning, userId); 24046 scheduleWritePackageRestrictionsLocked(userId); 24047 } 24048 } 24049 24050 @Nullable 24051 @Override 24052 public CharSequence getHarmfulAppWarning(@NonNull String packageName, int userId) { 24053 final int callingUid = Binder.getCallingUid(); 24054 final int callingAppId = UserHandle.getAppId(callingUid); 24055 24056 mPermissionManager.enforceCrossUserPermission(callingUid, userId, 24057 true /*requireFullPermission*/, true /*checkShell*/, "getHarmfulAppInfo"); 24058 24059 if (callingAppId != Process.SYSTEM_UID && callingAppId != Process.ROOT_UID && 24060 checkUidPermission(SET_HARMFUL_APP_WARNINGS, callingUid) != PERMISSION_GRANTED) { 24061 throw new SecurityException("Caller must have the " 24062 + SET_HARMFUL_APP_WARNINGS + " permission."); 24063 } 24064 24065 synchronized(mPackages) { 24066 return mSettings.getHarmfulAppWarningLPr(packageName, userId); 24067 } 24068 } 24069} 24070 24071interface PackageSender { 24072 /** 24073 * @param userIds User IDs where the action occurred on a full application 24074 * @param instantUserIds User IDs where the action occurred on an instant application 24075 */ 24076 void sendPackageBroadcast(final String action, final String pkg, 24077 final Bundle extras, final int flags, final String targetPkg, 24078 final IIntentReceiver finishedReceiver, final int[] userIds, int[] instantUserIds); 24079 void sendPackageAddedForNewUsers(String packageName, boolean sendBootCompleted, 24080 boolean includeStopped, int appId, int[] userIds, int[] instantUserIds); 24081 void notifyPackageAdded(String packageName); 24082 void notifyPackageRemoved(String packageName); 24083} 24084