PackageManagerService.java revision ea18c501d4a4ec05e44fac264ea28bce9dc4763a
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; 180import android.content.pm.PackageParser.SigningDetails.SignatureSchemeVersion; 181import android.content.pm.PackageStats; 182import android.content.pm.PackageUserState; 183import android.content.pm.ParceledListSlice; 184import android.content.pm.PermissionGroupInfo; 185import android.content.pm.PermissionInfo; 186import android.content.pm.ProviderInfo; 187import android.content.pm.ResolveInfo; 188import android.content.pm.ServiceInfo; 189import android.content.pm.SharedLibraryInfo; 190import android.content.pm.Signature; 191import android.content.pm.UserInfo; 192import android.content.pm.VerifierDeviceIdentity; 193import android.content.pm.VerifierInfo; 194import android.content.pm.VersionedPackage; 195import android.content.pm.dex.ArtManager; 196import android.content.pm.dex.DexMetadataHelper; 197import android.content.pm.dex.IArtManager; 198import android.content.res.Resources; 199import android.database.ContentObserver; 200import android.graphics.Bitmap; 201import android.hardware.display.DisplayManager; 202import android.net.Uri; 203import android.os.Binder; 204import android.os.Build; 205import android.os.Bundle; 206import android.os.Debug; 207import android.os.Environment; 208import android.os.Environment.UserEnvironment; 209import android.os.FileUtils; 210import android.os.Handler; 211import android.os.IBinder; 212import android.os.Looper; 213import android.os.Message; 214import android.os.Parcel; 215import android.os.ParcelFileDescriptor; 216import android.os.PatternMatcher; 217import android.os.Process; 218import android.os.RemoteCallbackList; 219import android.os.RemoteException; 220import android.os.ResultReceiver; 221import android.os.SELinux; 222import android.os.ServiceManager; 223import android.os.ShellCallback; 224import android.os.SystemClock; 225import android.os.SystemProperties; 226import android.os.Trace; 227import android.os.UserHandle; 228import android.os.UserManager; 229import android.os.UserManagerInternal; 230import android.os.storage.IStorageManager; 231import android.os.storage.StorageEventListener; 232import android.os.storage.StorageManager; 233import android.os.storage.StorageManagerInternal; 234import android.os.storage.VolumeInfo; 235import android.os.storage.VolumeRecord; 236import android.provider.Settings.Global; 237import android.provider.Settings.Secure; 238import android.security.KeyStore; 239import android.security.SystemKeyStore; 240import android.service.pm.PackageServiceDumpProto; 241import android.service.textclassifier.TextClassifierService; 242import android.system.ErrnoException; 243import android.system.Os; 244import android.text.TextUtils; 245import android.text.format.DateUtils; 246import android.util.ArrayMap; 247import android.util.ArraySet; 248import android.util.Base64; 249import android.util.ByteStringUtils; 250import android.util.DisplayMetrics; 251import android.util.EventLog; 252import android.util.ExceptionUtils; 253import android.util.Log; 254import android.util.LogPrinter; 255import android.util.LongSparseArray; 256import android.util.LongSparseLongArray; 257import android.util.MathUtils; 258import android.util.PackageUtils; 259import android.util.Pair; 260import android.util.PrintStreamPrinter; 261import android.util.Slog; 262import android.util.SparseArray; 263import android.util.SparseBooleanArray; 264import android.util.SparseIntArray; 265import android.util.TimingsTraceLog; 266import android.util.Xml; 267import android.util.jar.StrictJarFile; 268import android.util.proto.ProtoOutputStream; 269import android.view.Display; 270 271import com.android.internal.R; 272import com.android.internal.annotations.GuardedBy; 273import com.android.internal.app.IMediaContainerService; 274import com.android.internal.app.ResolverActivity; 275import com.android.internal.content.NativeLibraryHelper; 276import com.android.internal.content.PackageHelper; 277import com.android.internal.logging.MetricsLogger; 278import com.android.internal.os.IParcelFileDescriptorFactory; 279import com.android.internal.os.SomeArgs; 280import com.android.internal.os.Zygote; 281import com.android.internal.telephony.CarrierAppUtils; 282import com.android.internal.util.ArrayUtils; 283import com.android.internal.util.ConcurrentUtils; 284import com.android.internal.util.DumpUtils; 285import com.android.internal.util.FastXmlSerializer; 286import com.android.internal.util.IndentingPrintWriter; 287import com.android.internal.util.Preconditions; 288import com.android.internal.util.XmlUtils; 289import com.android.server.AttributeCache; 290import com.android.server.DeviceIdleController; 291import com.android.server.EventLogTags; 292import com.android.server.FgThread; 293import com.android.server.IntentResolver; 294import com.android.server.LocalServices; 295import com.android.server.LockGuard; 296import com.android.server.ServiceThread; 297import com.android.server.SystemConfig; 298import com.android.server.SystemServerInitThreadPool; 299import com.android.server.Watchdog; 300import com.android.server.net.NetworkPolicyManagerInternal; 301import com.android.server.pm.Installer.InstallerException; 302import com.android.server.pm.Settings.DatabaseVersion; 303import com.android.server.pm.Settings.VersionInfo; 304import com.android.server.pm.dex.ArtManagerService; 305import com.android.server.pm.dex.DexLogger; 306import com.android.server.pm.dex.DexManager; 307import com.android.server.pm.dex.DexoptOptions; 308import com.android.server.pm.dex.PackageDexUsage; 309import com.android.server.pm.permission.BasePermission; 310import com.android.server.pm.permission.DefaultPermissionGrantPolicy; 311import com.android.server.pm.permission.PermissionManagerService; 312import com.android.server.pm.permission.PermissionManagerInternal; 313import com.android.server.pm.permission.DefaultPermissionGrantPolicy.DefaultPermissionGrantedCallback; 314import com.android.server.pm.permission.PermissionManagerInternal.PermissionCallback; 315import com.android.server.pm.permission.PermissionsState; 316import com.android.server.pm.permission.PermissionsState.PermissionState; 317import com.android.server.security.VerityUtils; 318import com.android.server.storage.DeviceStorageMonitorInternal; 319 320import dalvik.system.CloseGuard; 321import dalvik.system.VMRuntime; 322 323import libcore.io.IoUtils; 324 325import org.xmlpull.v1.XmlPullParser; 326import org.xmlpull.v1.XmlPullParserException; 327import org.xmlpull.v1.XmlSerializer; 328 329import java.io.BufferedOutputStream; 330import java.io.ByteArrayInputStream; 331import java.io.ByteArrayOutputStream; 332import java.io.File; 333import java.io.FileDescriptor; 334import java.io.FileInputStream; 335import java.io.FileOutputStream; 336import java.io.FilenameFilter; 337import java.io.IOException; 338import java.io.PrintWriter; 339import java.lang.annotation.Retention; 340import java.lang.annotation.RetentionPolicy; 341import java.nio.charset.StandardCharsets; 342import java.security.DigestException; 343import java.security.DigestInputStream; 344import java.security.MessageDigest; 345import java.security.NoSuchAlgorithmException; 346import java.security.PublicKey; 347import java.security.SecureRandom; 348import java.security.cert.CertificateException; 349import java.util.ArrayList; 350import java.util.Arrays; 351import java.util.Collection; 352import java.util.Collections; 353import java.util.Comparator; 354import java.util.HashMap; 355import java.util.HashSet; 356import java.util.Iterator; 357import java.util.LinkedHashSet; 358import java.util.List; 359import java.util.Map; 360import java.util.Objects; 361import java.util.Set; 362import java.util.concurrent.CountDownLatch; 363import java.util.concurrent.Future; 364import java.util.concurrent.TimeUnit; 365import java.util.concurrent.atomic.AtomicBoolean; 366import java.util.concurrent.atomic.AtomicInteger; 367 368/** 369 * Keep track of all those APKs everywhere. 370 * <p> 371 * Internally there are two important locks: 372 * <ul> 373 * <li>{@link #mPackages} is used to guard all in-memory parsed package details 374 * and other related state. It is a fine-grained lock that should only be held 375 * momentarily, as it's one of the most contended locks in the system. 376 * <li>{@link #mInstallLock} is used to guard all {@code installd} access, whose 377 * operations typically involve heavy lifting of application data on disk. Since 378 * {@code installd} is single-threaded, and it's operations can often be slow, 379 * this lock should never be acquired while already holding {@link #mPackages}. 380 * Conversely, it's safe to acquire {@link #mPackages} momentarily while already 381 * holding {@link #mInstallLock}. 382 * </ul> 383 * Many internal methods rely on the caller to hold the appropriate locks, and 384 * this contract is expressed through method name suffixes: 385 * <ul> 386 * <li>fooLI(): the caller must hold {@link #mInstallLock} 387 * <li>fooLIF(): the caller must hold {@link #mInstallLock} and the package 388 * being modified must be frozen 389 * <li>fooLPr(): the caller must hold {@link #mPackages} for reading 390 * <li>fooLPw(): the caller must hold {@link #mPackages} for writing 391 * </ul> 392 * <p> 393 * Because this class is very central to the platform's security; please run all 394 * CTS and unit tests whenever making modifications: 395 * 396 * <pre> 397 * $ runtest -c android.content.pm.PackageManagerTests frameworks-core 398 * $ cts-tradefed run commandAndExit cts -m CtsAppSecurityHostTestCases 399 * </pre> 400 */ 401public class PackageManagerService extends IPackageManager.Stub 402 implements PackageSender { 403 static final String TAG = "PackageManager"; 404 public static final boolean DEBUG_SETTINGS = false; 405 static final boolean DEBUG_PREFERRED = false; 406 static final boolean DEBUG_UPGRADE = false; 407 static final boolean DEBUG_DOMAIN_VERIFICATION = false; 408 private static final boolean DEBUG_BACKUP = false; 409 public static final boolean DEBUG_INSTALL = false; 410 public static final boolean DEBUG_REMOVE = false; 411 private static final boolean DEBUG_BROADCASTS = false; 412 private static final boolean DEBUG_SHOW_INFO = false; 413 private static final boolean DEBUG_PACKAGE_INFO = false; 414 private static final boolean DEBUG_INTENT_MATCHING = false; 415 public static final boolean DEBUG_PACKAGE_SCANNING = false; 416 private static final boolean DEBUG_VERIFY = false; 417 private static final boolean DEBUG_FILTERS = false; 418 public static final boolean DEBUG_PERMISSIONS = false; 419 private static final boolean DEBUG_SHARED_LIBRARIES = false; 420 public static final boolean DEBUG_COMPRESSION = Build.IS_DEBUGGABLE; 421 422 // Debug output for dexopting. This is shared between PackageManagerService, OtaDexoptService 423 // and PackageDexOptimizer. All these classes have their own flag to allow switching a single 424 // user, but by default initialize to this. 425 public static final boolean DEBUG_DEXOPT = false; 426 427 private static final boolean DEBUG_ABI_SELECTION = false; 428 private static final boolean DEBUG_INSTANT = Build.IS_DEBUGGABLE; 429 private static final boolean DEBUG_TRIAGED_MISSING = false; 430 private static final boolean DEBUG_APP_DATA = false; 431 432 /** REMOVE. According to Svet, this was only used to reset permissions during development. */ 433 static final boolean CLEAR_RUNTIME_PERMISSIONS_ON_UPGRADE = false; 434 435 private static final boolean HIDE_EPHEMERAL_APIS = false; 436 437 private static final boolean ENABLE_FREE_CACHE_V2 = 438 SystemProperties.getBoolean("fw.free_cache_v2", true); 439 440 private static final int RADIO_UID = Process.PHONE_UID; 441 private static final int LOG_UID = Process.LOG_UID; 442 private static final int NFC_UID = Process.NFC_UID; 443 private static final int BLUETOOTH_UID = Process.BLUETOOTH_UID; 444 private static final int SHELL_UID = Process.SHELL_UID; 445 private static final int SE_UID = Process.SE_UID; 446 447 // Suffix used during package installation when copying/moving 448 // package apks to install directory. 449 private static final String INSTALL_PACKAGE_SUFFIX = "-"; 450 451 static final int SCAN_NO_DEX = 1<<0; 452 static final int SCAN_UPDATE_SIGNATURE = 1<<1; 453 static final int SCAN_NEW_INSTALL = 1<<2; 454 static final int SCAN_UPDATE_TIME = 1<<3; 455 static final int SCAN_BOOTING = 1<<4; 456 static final int SCAN_DELETE_DATA_ON_FAILURES = 1<<6; 457 static final int SCAN_REQUIRE_KNOWN = 1<<7; 458 static final int SCAN_MOVE = 1<<8; 459 static final int SCAN_INITIAL = 1<<9; 460 static final int SCAN_CHECK_ONLY = 1<<10; 461 static final int SCAN_DONT_KILL_APP = 1<<11; 462 static final int SCAN_IGNORE_FROZEN = 1<<12; 463 static final int SCAN_FIRST_BOOT_OR_UPGRADE = 1<<13; 464 static final int SCAN_AS_INSTANT_APP = 1<<14; 465 static final int SCAN_AS_FULL_APP = 1<<15; 466 static final int SCAN_AS_VIRTUAL_PRELOAD = 1<<16; 467 static final int SCAN_AS_SYSTEM = 1<<17; 468 static final int SCAN_AS_PRIVILEGED = 1<<18; 469 static final int SCAN_AS_OEM = 1<<19; 470 static final int SCAN_AS_VENDOR = 1<<20; 471 static final int SCAN_AS_PRODUCT = 1<<21; 472 473 @IntDef(flag = true, prefix = { "SCAN_" }, value = { 474 SCAN_NO_DEX, 475 SCAN_UPDATE_SIGNATURE, 476 SCAN_NEW_INSTALL, 477 SCAN_UPDATE_TIME, 478 SCAN_BOOTING, 479 SCAN_DELETE_DATA_ON_FAILURES, 480 SCAN_REQUIRE_KNOWN, 481 SCAN_MOVE, 482 SCAN_INITIAL, 483 SCAN_CHECK_ONLY, 484 SCAN_DONT_KILL_APP, 485 SCAN_IGNORE_FROZEN, 486 SCAN_FIRST_BOOT_OR_UPGRADE, 487 SCAN_AS_INSTANT_APP, 488 SCAN_AS_FULL_APP, 489 SCAN_AS_VIRTUAL_PRELOAD, 490 }) 491 @Retention(RetentionPolicy.SOURCE) 492 public @interface ScanFlags {} 493 494 private static final String STATIC_SHARED_LIB_DELIMITER = "_"; 495 /** Extension of the compressed packages */ 496 public final static String COMPRESSED_EXTENSION = ".gz"; 497 /** Suffix of stub packages on the system partition */ 498 public final static String STUB_SUFFIX = "-Stub"; 499 500 private static final int[] EMPTY_INT_ARRAY = new int[0]; 501 502 private static final int TYPE_UNKNOWN = 0; 503 private static final int TYPE_ACTIVITY = 1; 504 private static final int TYPE_RECEIVER = 2; 505 private static final int TYPE_SERVICE = 3; 506 private static final int TYPE_PROVIDER = 4; 507 @IntDef(prefix = { "TYPE_" }, value = { 508 TYPE_UNKNOWN, 509 TYPE_ACTIVITY, 510 TYPE_RECEIVER, 511 TYPE_SERVICE, 512 TYPE_PROVIDER, 513 }) 514 @Retention(RetentionPolicy.SOURCE) 515 public @interface ComponentType {} 516 517 /** 518 * Timeout (in milliseconds) after which the watchdog should declare that 519 * our handler thread is wedged. The usual default for such things is one 520 * minute but we sometimes do very lengthy I/O operations on this thread, 521 * such as installing multi-gigabyte applications, so ours needs to be longer. 522 */ 523 static final long WATCHDOG_TIMEOUT = 1000*60*10; // ten minutes 524 525 /** 526 * Wall-clock timeout (in milliseconds) after which we *require* that an fstrim 527 * be run on this device. We use the value in the Settings.Global.MANDATORY_FSTRIM_INTERVAL 528 * settings entry if available, otherwise we use the hardcoded default. If it's been 529 * more than this long since the last fstrim, we force one during the boot sequence. 530 * 531 * This backstops other fstrim scheduling: if the device is alive at midnight+idle, 532 * one gets run at the next available charging+idle time. This final mandatory 533 * no-fstrim check kicks in only of the other scheduling criteria is never met. 534 */ 535 private static final long DEFAULT_MANDATORY_FSTRIM_INTERVAL = 3 * DateUtils.DAY_IN_MILLIS; 536 537 /** 538 * Whether verification is enabled by default. 539 */ 540 private static final boolean DEFAULT_VERIFY_ENABLE = true; 541 542 /** 543 * The default maximum time to wait for the verification agent to return in 544 * milliseconds. 545 */ 546 private static final long DEFAULT_VERIFICATION_TIMEOUT = 10 * 1000; 547 548 /** 549 * The default response for package verification timeout. 550 * 551 * This can be either PackageManager.VERIFICATION_ALLOW or 552 * PackageManager.VERIFICATION_REJECT. 553 */ 554 private static final int DEFAULT_VERIFICATION_RESPONSE = PackageManager.VERIFICATION_ALLOW; 555 556 public static final String PLATFORM_PACKAGE_NAME = "android"; 557 558 public static final String DEFAULT_CONTAINER_PACKAGE = "com.android.defcontainer"; 559 560 public static final ComponentName DEFAULT_CONTAINER_COMPONENT = new ComponentName( 561 DEFAULT_CONTAINER_PACKAGE, 562 "com.android.defcontainer.DefaultContainerService"); 563 564 private static final String KILL_APP_REASON_GIDS_CHANGED = 565 "permission grant or revoke changed gids"; 566 567 private static final String KILL_APP_REASON_PERMISSIONS_REVOKED = 568 "permissions revoked"; 569 570 private static final String PACKAGE_MIME_TYPE = "application/vnd.android.package-archive"; 571 572 private static final String PACKAGE_SCHEME = "package"; 573 574 private static final String VENDOR_OVERLAY_DIR = "/vendor/overlay"; 575 576 private static final String PRODUCT_OVERLAY_DIR = "/product/overlay"; 577 578 private static final String PROPERTY_NAME_PM_DEXOPT_PRIV_APPS_OOB = "pm.dexopt.priv-apps-oob"; 579 580 /** Canonical intent used to identify what counts as a "web browser" app */ 581 private static final Intent sBrowserIntent; 582 static { 583 sBrowserIntent = new Intent(); 584 sBrowserIntent.setAction(Intent.ACTION_VIEW); 585 sBrowserIntent.addCategory(Intent.CATEGORY_BROWSABLE); 586 sBrowserIntent.setData(Uri.parse("http:")); 587 sBrowserIntent.addFlags(Intent.FLAG_IGNORE_EPHEMERAL); 588 } 589 590 /** 591 * The set of all protected actions [i.e. those actions for which a high priority 592 * intent filter is disallowed]. 593 */ 594 private static final Set<String> PROTECTED_ACTIONS = new ArraySet<>(); 595 static { 596 PROTECTED_ACTIONS.add(Intent.ACTION_SEND); 597 PROTECTED_ACTIONS.add(Intent.ACTION_SENDTO); 598 PROTECTED_ACTIONS.add(Intent.ACTION_SEND_MULTIPLE); 599 PROTECTED_ACTIONS.add(Intent.ACTION_VIEW); 600 } 601 602 // Compilation reasons. 603 public static final int REASON_UNKNOWN = -1; 604 public static final int REASON_FIRST_BOOT = 0; 605 public static final int REASON_BOOT = 1; 606 public static final int REASON_INSTALL = 2; 607 public static final int REASON_BACKGROUND_DEXOPT = 3; 608 public static final int REASON_AB_OTA = 4; 609 public static final int REASON_INACTIVE_PACKAGE_DOWNGRADE = 5; 610 public static final int REASON_SHARED = 6; 611 612 public static final int REASON_LAST = REASON_SHARED; 613 614 /** 615 * Version number for the package parser cache. Increment this whenever the format or 616 * extent of cached data changes. See {@code PackageParser#setCacheDir}. 617 */ 618 private static final String PACKAGE_PARSER_CACHE_VERSION = "1"; 619 620 /** 621 * Whether the package parser cache is enabled. 622 */ 623 private static final boolean DEFAULT_PACKAGE_PARSER_CACHE_ENABLED = true; 624 625 /** 626 * Permissions required in order to receive instant application lifecycle broadcasts. 627 */ 628 private static final String[] INSTANT_APP_BROADCAST_PERMISSION = 629 new String[] { android.Manifest.permission.ACCESS_INSTANT_APPS }; 630 631 final ServiceThread mHandlerThread; 632 633 final PackageHandler mHandler; 634 635 private final ProcessLoggingHandler mProcessLoggingHandler; 636 637 /** 638 * Messages for {@link #mHandler} that need to wait for system ready before 639 * being dispatched. 640 */ 641 private ArrayList<Message> mPostSystemReadyMessages; 642 643 final int mSdkVersion = Build.VERSION.SDK_INT; 644 645 final Context mContext; 646 final boolean mFactoryTest; 647 final boolean mOnlyCore; 648 final DisplayMetrics mMetrics; 649 final int mDefParseFlags; 650 final String[] mSeparateProcesses; 651 final boolean mIsUpgrade; 652 final boolean mIsPreNUpgrade; 653 final boolean mIsPreNMR1Upgrade; 654 655 // Have we told the Activity Manager to whitelist the default container service by uid yet? 656 @GuardedBy("mPackages") 657 boolean mDefaultContainerWhitelisted = false; 658 659 @GuardedBy("mPackages") 660 private boolean mDexOptDialogShown; 661 662 // Used for privilege escalation. MUST NOT BE CALLED WITH mPackages 663 // LOCK HELD. Can be called with mInstallLock held. 664 @GuardedBy("mInstallLock") 665 final Installer mInstaller; 666 667 /** Directory where installed applications are stored */ 668 private static final File sAppInstallDir = 669 new File(Environment.getDataDirectory(), "app"); 670 /** Directory where installed application's 32-bit native libraries are copied. */ 671 private static final File sAppLib32InstallDir = 672 new File(Environment.getDataDirectory(), "app-lib"); 673 /** Directory where code and non-resource assets of forward-locked applications are stored */ 674 private static final File sDrmAppPrivateInstallDir = 675 new File(Environment.getDataDirectory(), "app-private"); 676 677 // ---------------------------------------------------------------- 678 679 // Lock for state used when installing and doing other long running 680 // operations. Methods that must be called with this lock held have 681 // the suffix "LI". 682 final Object mInstallLock = new Object(); 683 684 // ---------------------------------------------------------------- 685 686 // Keys are String (package name), values are Package. This also serves 687 // as the lock for the global state. Methods that must be called with 688 // this lock held have the prefix "LP". 689 @GuardedBy("mPackages") 690 final ArrayMap<String, PackageParser.Package> mPackages = 691 new ArrayMap<String, PackageParser.Package>(); 692 693 final ArrayMap<String, Set<String>> mKnownCodebase = 694 new ArrayMap<String, Set<String>>(); 695 696 // Keys are isolated uids and values are the uid of the application 697 // that created the isolated proccess. 698 @GuardedBy("mPackages") 699 final SparseIntArray mIsolatedOwners = new SparseIntArray(); 700 701 /** 702 * Tracks new system packages [received in an OTA] that we expect to 703 * find updated user-installed versions. Keys are package name, values 704 * are package location. 705 */ 706 final private ArrayMap<String, File> mExpectingBetter = new ArrayMap<>(); 707 /** 708 * Tracks high priority intent filters for protected actions. During boot, certain 709 * filter actions are protected and should never be allowed to have a high priority 710 * intent filter for them. However, there is one, and only one exception -- the 711 * setup wizard. It must be able to define a high priority intent filter for these 712 * actions to ensure there are no escapes from the wizard. We need to delay processing 713 * of these during boot as we need to look at all of the system packages in order 714 * to know which component is the setup wizard. 715 */ 716 private final List<PackageParser.ActivityIntentInfo> mProtectedFilters = new ArrayList<>(); 717 /** 718 * Whether or not processing protected filters should be deferred. 719 */ 720 private boolean mDeferProtectedFilters = true; 721 722 /** 723 * Tracks existing system packages prior to receiving an OTA. Keys are package name. 724 */ 725 final private ArraySet<String> mExistingSystemPackages = new ArraySet<>(); 726 /** 727 * Whether or not system app permissions should be promoted from install to runtime. 728 */ 729 boolean mPromoteSystemApps; 730 731 @GuardedBy("mPackages") 732 final Settings mSettings; 733 734 /** 735 * Set of package names that are currently "frozen", which means active 736 * surgery is being done on the code/data for that package. The platform 737 * will refuse to launch frozen packages to avoid race conditions. 738 * 739 * @see PackageFreezer 740 */ 741 @GuardedBy("mPackages") 742 final ArraySet<String> mFrozenPackages = new ArraySet<>(); 743 744 final ProtectedPackages mProtectedPackages; 745 746 @GuardedBy("mLoadedVolumes") 747 final ArraySet<String> mLoadedVolumes = new ArraySet<>(); 748 749 boolean mFirstBoot; 750 751 PackageManagerInternal.ExternalSourcesPolicy mExternalSourcesPolicy; 752 753 @GuardedBy("mAvailableFeatures") 754 final ArrayMap<String, FeatureInfo> mAvailableFeatures; 755 756 private final InstantAppRegistry mInstantAppRegistry; 757 758 @GuardedBy("mPackages") 759 int mChangedPackagesSequenceNumber; 760 /** 761 * List of changed [installed, removed or updated] packages. 762 * mapping from user id -> sequence number -> package name 763 */ 764 @GuardedBy("mPackages") 765 final SparseArray<SparseArray<String>> mChangedPackages = new SparseArray<>(); 766 /** 767 * The sequence number of the last change to a package. 768 * mapping from user id -> package name -> sequence number 769 */ 770 @GuardedBy("mPackages") 771 final SparseArray<Map<String, Integer>> mChangedPackagesSequenceNumbers = new SparseArray<>(); 772 773 @GuardedBy("mPackages") 774 final private ArraySet<PackageListObserver> mPackageListObservers = new ArraySet<>(); 775 776 class PackageParserCallback implements PackageParser.Callback { 777 @Override public final boolean hasFeature(String feature) { 778 return PackageManagerService.this.hasSystemFeature(feature, 0); 779 } 780 781 final List<PackageParser.Package> getStaticOverlayPackagesLocked( 782 Collection<PackageParser.Package> allPackages, String targetPackageName) { 783 List<PackageParser.Package> overlayPackages = null; 784 for (PackageParser.Package p : allPackages) { 785 if (targetPackageName.equals(p.mOverlayTarget) && p.mOverlayIsStatic) { 786 if (overlayPackages == null) { 787 overlayPackages = new ArrayList<PackageParser.Package>(); 788 } 789 overlayPackages.add(p); 790 } 791 } 792 if (overlayPackages != null) { 793 Comparator<PackageParser.Package> cmp = new Comparator<PackageParser.Package>() { 794 public int compare(PackageParser.Package p1, PackageParser.Package p2) { 795 return p1.mOverlayPriority - p2.mOverlayPriority; 796 } 797 }; 798 Collections.sort(overlayPackages, cmp); 799 } 800 return overlayPackages; 801 } 802 803 @GuardedBy("mInstallLock") 804 final String[] getStaticOverlayPathsLocked(Collection<PackageParser.Package> allPackages, 805 String targetPackageName, String targetPath) { 806 if ("android".equals(targetPackageName)) { 807 // Static RROs targeting to "android", ie framework-res.apk, are already applied by 808 // native AssetManager. 809 return null; 810 } 811 List<PackageParser.Package> overlayPackages = 812 getStaticOverlayPackagesLocked(allPackages, targetPackageName); 813 if (overlayPackages == null || overlayPackages.isEmpty()) { 814 return null; 815 } 816 List<String> overlayPathList = null; 817 for (PackageParser.Package overlayPackage : overlayPackages) { 818 if (targetPath == null) { 819 if (overlayPathList == null) { 820 overlayPathList = new ArrayList<String>(); 821 } 822 overlayPathList.add(overlayPackage.baseCodePath); 823 continue; 824 } 825 826 try { 827 // Creates idmaps for system to parse correctly the Android manifest of the 828 // target package. 829 // 830 // OverlayManagerService will update each of them with a correct gid from its 831 // target package app id. 832 mInstaller.idmap(targetPath, overlayPackage.baseCodePath, 833 UserHandle.getSharedAppGid( 834 UserHandle.getUserGid(UserHandle.USER_SYSTEM))); 835 if (overlayPathList == null) { 836 overlayPathList = new ArrayList<String>(); 837 } 838 overlayPathList.add(overlayPackage.baseCodePath); 839 } catch (InstallerException e) { 840 Slog.e(TAG, "Failed to generate idmap for " + targetPath + " and " + 841 overlayPackage.baseCodePath); 842 } 843 } 844 return overlayPathList == null ? null : overlayPathList.toArray(new String[0]); 845 } 846 847 String[] getStaticOverlayPaths(String targetPackageName, String targetPath) { 848 synchronized (mPackages) { 849 return getStaticOverlayPathsLocked( 850 mPackages.values(), targetPackageName, targetPath); 851 } 852 } 853 854 @Override public final String[] getOverlayApks(String targetPackageName) { 855 return getStaticOverlayPaths(targetPackageName, null); 856 } 857 858 @Override public final String[] getOverlayPaths(String targetPackageName, 859 String targetPath) { 860 return getStaticOverlayPaths(targetPackageName, targetPath); 861 } 862 } 863 864 class ParallelPackageParserCallback extends PackageParserCallback { 865 List<PackageParser.Package> mOverlayPackages = null; 866 867 void findStaticOverlayPackages() { 868 synchronized (mPackages) { 869 for (PackageParser.Package p : mPackages.values()) { 870 if (p.mOverlayIsStatic) { 871 if (mOverlayPackages == null) { 872 mOverlayPackages = new ArrayList<PackageParser.Package>(); 873 } 874 mOverlayPackages.add(p); 875 } 876 } 877 } 878 } 879 880 @Override 881 synchronized String[] getStaticOverlayPaths(String targetPackageName, String targetPath) { 882 // We can trust mOverlayPackages without holding mPackages because package uninstall 883 // can't happen while running parallel parsing. 884 // Moreover holding mPackages on each parsing thread causes dead-lock. 885 return mOverlayPackages == null ? null : 886 getStaticOverlayPathsLocked(mOverlayPackages, targetPackageName, targetPath); 887 } 888 } 889 890 final PackageParser.Callback mPackageParserCallback = new PackageParserCallback(); 891 final ParallelPackageParserCallback mParallelPackageParserCallback = 892 new ParallelPackageParserCallback(); 893 894 public static final class SharedLibraryEntry { 895 public final @Nullable String path; 896 public final @Nullable String apk; 897 public final @NonNull SharedLibraryInfo info; 898 899 SharedLibraryEntry(String _path, String _apk, String name, long version, int type, 900 String declaringPackageName, long declaringPackageVersionCode) { 901 path = _path; 902 apk = _apk; 903 info = new SharedLibraryInfo(name, version, type, new VersionedPackage( 904 declaringPackageName, declaringPackageVersionCode), null); 905 } 906 } 907 908 // Currently known shared libraries. 909 final ArrayMap<String, LongSparseArray<SharedLibraryEntry>> mSharedLibraries = new ArrayMap<>(); 910 final ArrayMap<String, LongSparseArray<SharedLibraryEntry>> mStaticLibsByDeclaringPackage = 911 new ArrayMap<>(); 912 913 // All available activities, for your resolving pleasure. 914 final ActivityIntentResolver mActivities = 915 new ActivityIntentResolver(); 916 917 // All available receivers, for your resolving pleasure. 918 final ActivityIntentResolver mReceivers = 919 new ActivityIntentResolver(); 920 921 // All available services, for your resolving pleasure. 922 final ServiceIntentResolver mServices = new ServiceIntentResolver(); 923 924 // All available providers, for your resolving pleasure. 925 final ProviderIntentResolver mProviders = new ProviderIntentResolver(); 926 927 // Mapping from provider base names (first directory in content URI codePath) 928 // to the provider information. 929 final ArrayMap<String, PackageParser.Provider> mProvidersByAuthority = 930 new ArrayMap<String, PackageParser.Provider>(); 931 932 // Mapping from instrumentation class names to info about them. 933 final ArrayMap<ComponentName, PackageParser.Instrumentation> mInstrumentation = 934 new ArrayMap<ComponentName, PackageParser.Instrumentation>(); 935 936 // Packages whose data we have transfered into another package, thus 937 // should no longer exist. 938 final ArraySet<String> mTransferedPackages = new ArraySet<String>(); 939 940 // Broadcast actions that are only available to the system. 941 @GuardedBy("mProtectedBroadcasts") 942 final ArraySet<String> mProtectedBroadcasts = new ArraySet<>(); 943 944 /** List of packages waiting for verification. */ 945 final SparseArray<PackageVerificationState> mPendingVerification 946 = new SparseArray<PackageVerificationState>(); 947 948 final PackageInstallerService mInstallerService; 949 950 final ArtManagerService mArtManagerService; 951 952 private final PackageDexOptimizer mPackageDexOptimizer; 953 // DexManager handles the usage of dex files (e.g. secondary files, whether or not a package 954 // is used by other apps). 955 private final DexManager mDexManager; 956 957 private AtomicInteger mNextMoveId = new AtomicInteger(); 958 private final MoveCallbacks mMoveCallbacks; 959 960 private final OnPermissionChangeListeners mOnPermissionChangeListeners; 961 962 // Cache of users who need badging. 963 SparseBooleanArray mUserNeedsBadging = new SparseBooleanArray(); 964 965 /** Token for keys in mPendingVerification. */ 966 private int mPendingVerificationToken = 0; 967 968 volatile boolean mSystemReady; 969 volatile boolean mSafeMode; 970 volatile boolean mHasSystemUidErrors; 971 private volatile boolean mWebInstantAppsDisabled; 972 973 ApplicationInfo mAndroidApplication; 974 final ActivityInfo mResolveActivity = new ActivityInfo(); 975 final ResolveInfo mResolveInfo = new ResolveInfo(); 976 ComponentName mResolveComponentName; 977 PackageParser.Package mPlatformPackage; 978 ComponentName mCustomResolverComponentName; 979 980 boolean mResolverReplaced = false; 981 982 private final @Nullable ComponentName mIntentFilterVerifierComponent; 983 private final @Nullable IntentFilterVerifier<ActivityIntentInfo> mIntentFilterVerifier; 984 985 private int mIntentFilterVerificationToken = 0; 986 987 /** The service connection to the ephemeral resolver */ 988 final InstantAppResolverConnection mInstantAppResolverConnection; 989 /** Component used to show resolver settings for Instant Apps */ 990 final ComponentName mInstantAppResolverSettingsComponent; 991 992 /** Activity used to install instant applications */ 993 ActivityInfo mInstantAppInstallerActivity; 994 final ResolveInfo mInstantAppInstallerInfo = new ResolveInfo(); 995 996 final SparseArray<IntentFilterVerificationState> mIntentFilterVerificationStates 997 = new SparseArray<IntentFilterVerificationState>(); 998 999 // TODO remove this and go through mPermissonManager directly 1000 final DefaultPermissionGrantPolicy mDefaultPermissionPolicy; 1001 private final PermissionManagerInternal mPermissionManager; 1002 1003 // List of packages names to keep cached, even if they are uninstalled for all users 1004 private List<String> mKeepUninstalledPackages; 1005 1006 private UserManagerInternal mUserManagerInternal; 1007 private ActivityManagerInternal mActivityManagerInternal; 1008 1009 private DeviceIdleController.LocalService mDeviceIdleController; 1010 1011 private File mCacheDir; 1012 1013 private Future<?> mPrepareAppDataFuture; 1014 1015 private static class IFVerificationParams { 1016 PackageParser.Package pkg; 1017 boolean replacing; 1018 int userId; 1019 int verifierUid; 1020 1021 public IFVerificationParams(PackageParser.Package _pkg, boolean _replacing, 1022 int _userId, int _verifierUid) { 1023 pkg = _pkg; 1024 replacing = _replacing; 1025 userId = _userId; 1026 replacing = _replacing; 1027 verifierUid = _verifierUid; 1028 } 1029 } 1030 1031 private interface IntentFilterVerifier<T extends IntentFilter> { 1032 boolean addOneIntentFilterVerification(int verifierId, int userId, int verificationId, 1033 T filter, String packageName); 1034 void startVerifications(int userId); 1035 void receiveVerificationResponse(int verificationId); 1036 } 1037 1038 private class IntentVerifierProxy implements IntentFilterVerifier<ActivityIntentInfo> { 1039 private Context mContext; 1040 private ComponentName mIntentFilterVerifierComponent; 1041 private ArrayList<Integer> mCurrentIntentFilterVerifications = new ArrayList<Integer>(); 1042 1043 public IntentVerifierProxy(Context context, ComponentName verifierComponent) { 1044 mContext = context; 1045 mIntentFilterVerifierComponent = verifierComponent; 1046 } 1047 1048 private String getDefaultScheme() { 1049 return IntentFilter.SCHEME_HTTPS; 1050 } 1051 1052 @Override 1053 public void startVerifications(int userId) { 1054 // Launch verifications requests 1055 int count = mCurrentIntentFilterVerifications.size(); 1056 for (int n=0; n<count; n++) { 1057 int verificationId = mCurrentIntentFilterVerifications.get(n); 1058 final IntentFilterVerificationState ivs = 1059 mIntentFilterVerificationStates.get(verificationId); 1060 1061 String packageName = ivs.getPackageName(); 1062 1063 ArrayList<PackageParser.ActivityIntentInfo> filters = ivs.getFilters(); 1064 final int filterCount = filters.size(); 1065 ArraySet<String> domainsSet = new ArraySet<>(); 1066 for (int m=0; m<filterCount; m++) { 1067 PackageParser.ActivityIntentInfo filter = filters.get(m); 1068 domainsSet.addAll(filter.getHostsList()); 1069 } 1070 synchronized (mPackages) { 1071 if (mSettings.createIntentFilterVerificationIfNeededLPw( 1072 packageName, domainsSet) != null) { 1073 scheduleWriteSettingsLocked(); 1074 } 1075 } 1076 sendVerificationRequest(verificationId, ivs); 1077 } 1078 mCurrentIntentFilterVerifications.clear(); 1079 } 1080 1081 private void sendVerificationRequest(int verificationId, IntentFilterVerificationState ivs) { 1082 Intent verificationIntent = new Intent(Intent.ACTION_INTENT_FILTER_NEEDS_VERIFICATION); 1083 verificationIntent.putExtra( 1084 PackageManager.EXTRA_INTENT_FILTER_VERIFICATION_ID, 1085 verificationId); 1086 verificationIntent.putExtra( 1087 PackageManager.EXTRA_INTENT_FILTER_VERIFICATION_URI_SCHEME, 1088 getDefaultScheme()); 1089 verificationIntent.putExtra( 1090 PackageManager.EXTRA_INTENT_FILTER_VERIFICATION_HOSTS, 1091 ivs.getHostsString()); 1092 verificationIntent.putExtra( 1093 PackageManager.EXTRA_INTENT_FILTER_VERIFICATION_PACKAGE_NAME, 1094 ivs.getPackageName()); 1095 verificationIntent.setComponent(mIntentFilterVerifierComponent); 1096 verificationIntent.addFlags(Intent.FLAG_RECEIVER_FOREGROUND); 1097 1098 DeviceIdleController.LocalService idleController = getDeviceIdleController(); 1099 idleController.addPowerSaveTempWhitelistApp(Process.myUid(), 1100 mIntentFilterVerifierComponent.getPackageName(), getVerificationTimeout(), 1101 UserHandle.USER_SYSTEM, true, "intent filter verifier"); 1102 1103 mContext.sendBroadcastAsUser(verificationIntent, UserHandle.SYSTEM); 1104 if (DEBUG_DOMAIN_VERIFICATION) Slog.d(TAG, 1105 "Sending IntentFilter verification broadcast"); 1106 } 1107 1108 public void receiveVerificationResponse(int verificationId) { 1109 IntentFilterVerificationState ivs = mIntentFilterVerificationStates.get(verificationId); 1110 1111 final boolean verified = ivs.isVerified(); 1112 1113 ArrayList<PackageParser.ActivityIntentInfo> filters = ivs.getFilters(); 1114 final int count = filters.size(); 1115 if (DEBUG_DOMAIN_VERIFICATION) { 1116 Slog.i(TAG, "Received verification response " + verificationId 1117 + " for " + count + " filters, verified=" + verified); 1118 } 1119 for (int n=0; n<count; n++) { 1120 PackageParser.ActivityIntentInfo filter = filters.get(n); 1121 filter.setVerified(verified); 1122 1123 if (DEBUG_DOMAIN_VERIFICATION) Slog.d(TAG, "IntentFilter " + filter.toString() 1124 + " verified with result:" + verified + " and hosts:" 1125 + ivs.getHostsString()); 1126 } 1127 1128 mIntentFilterVerificationStates.remove(verificationId); 1129 1130 final String packageName = ivs.getPackageName(); 1131 IntentFilterVerificationInfo ivi = null; 1132 1133 synchronized (mPackages) { 1134 ivi = mSettings.getIntentFilterVerificationLPr(packageName); 1135 } 1136 if (ivi == null) { 1137 Slog.w(TAG, "IntentFilterVerificationInfo not found for verificationId:" 1138 + verificationId + " packageName:" + packageName); 1139 return; 1140 } 1141 if (DEBUG_DOMAIN_VERIFICATION) Slog.d(TAG, 1142 "Updating IntentFilterVerificationInfo for package " + packageName 1143 +" verificationId:" + verificationId); 1144 1145 synchronized (mPackages) { 1146 if (verified) { 1147 ivi.setStatus(INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_ALWAYS); 1148 } else { 1149 ivi.setStatus(INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_ASK); 1150 } 1151 scheduleWriteSettingsLocked(); 1152 1153 final int userId = ivs.getUserId(); 1154 if (userId != UserHandle.USER_ALL) { 1155 final int userStatus = 1156 mSettings.getIntentFilterVerificationStatusLPr(packageName, userId); 1157 1158 int updatedStatus = INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_UNDEFINED; 1159 boolean needUpdate = false; 1160 1161 // We cannot override the STATUS_ALWAYS / STATUS_NEVER states if they have 1162 // already been set by the User thru the Disambiguation dialog 1163 switch (userStatus) { 1164 case INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_UNDEFINED: 1165 if (verified) { 1166 updatedStatus = INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_ALWAYS; 1167 } else { 1168 updatedStatus = INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_ASK; 1169 } 1170 needUpdate = true; 1171 break; 1172 1173 case INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_ASK: 1174 if (verified) { 1175 updatedStatus = INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_ALWAYS; 1176 needUpdate = true; 1177 } 1178 break; 1179 1180 default: 1181 // Nothing to do 1182 } 1183 1184 if (needUpdate) { 1185 mSettings.updateIntentFilterVerificationStatusLPw( 1186 packageName, updatedStatus, userId); 1187 scheduleWritePackageRestrictionsLocked(userId); 1188 } 1189 } 1190 } 1191 } 1192 1193 @Override 1194 public boolean addOneIntentFilterVerification(int verifierUid, int userId, int verificationId, 1195 ActivityIntentInfo filter, String packageName) { 1196 if (!hasValidDomains(filter)) { 1197 return false; 1198 } 1199 IntentFilterVerificationState ivs = mIntentFilterVerificationStates.get(verificationId); 1200 if (ivs == null) { 1201 ivs = createDomainVerificationState(verifierUid, userId, verificationId, 1202 packageName); 1203 } 1204 if (DEBUG_DOMAIN_VERIFICATION) { 1205 Slog.d(TAG, "Adding verification filter for " + packageName + ": " + filter); 1206 } 1207 ivs.addFilter(filter); 1208 return true; 1209 } 1210 1211 private IntentFilterVerificationState createDomainVerificationState(int verifierUid, 1212 int userId, int verificationId, String packageName) { 1213 IntentFilterVerificationState ivs = new IntentFilterVerificationState( 1214 verifierUid, userId, packageName); 1215 ivs.setPendingState(); 1216 synchronized (mPackages) { 1217 mIntentFilterVerificationStates.append(verificationId, ivs); 1218 mCurrentIntentFilterVerifications.add(verificationId); 1219 } 1220 return ivs; 1221 } 1222 } 1223 1224 private static boolean hasValidDomains(ActivityIntentInfo filter) { 1225 return filter.hasCategory(Intent.CATEGORY_BROWSABLE) 1226 && (filter.hasDataScheme(IntentFilter.SCHEME_HTTP) || 1227 filter.hasDataScheme(IntentFilter.SCHEME_HTTPS)); 1228 } 1229 1230 // Set of pending broadcasts for aggregating enable/disable of components. 1231 static class PendingPackageBroadcasts { 1232 // for each user id, a map of <package name -> components within that package> 1233 final SparseArray<ArrayMap<String, ArrayList<String>>> mUidMap; 1234 1235 public PendingPackageBroadcasts() { 1236 mUidMap = new SparseArray<ArrayMap<String, ArrayList<String>>>(2); 1237 } 1238 1239 public ArrayList<String> get(int userId, String packageName) { 1240 ArrayMap<String, ArrayList<String>> packages = getOrAllocate(userId); 1241 return packages.get(packageName); 1242 } 1243 1244 public void put(int userId, String packageName, ArrayList<String> components) { 1245 ArrayMap<String, ArrayList<String>> packages = getOrAllocate(userId); 1246 packages.put(packageName, components); 1247 } 1248 1249 public void remove(int userId, String packageName) { 1250 ArrayMap<String, ArrayList<String>> packages = mUidMap.get(userId); 1251 if (packages != null) { 1252 packages.remove(packageName); 1253 } 1254 } 1255 1256 public void remove(int userId) { 1257 mUidMap.remove(userId); 1258 } 1259 1260 public int userIdCount() { 1261 return mUidMap.size(); 1262 } 1263 1264 public int userIdAt(int n) { 1265 return mUidMap.keyAt(n); 1266 } 1267 1268 public ArrayMap<String, ArrayList<String>> packagesForUserId(int userId) { 1269 return mUidMap.get(userId); 1270 } 1271 1272 public int size() { 1273 // total number of pending broadcast entries across all userIds 1274 int num = 0; 1275 for (int i = 0; i< mUidMap.size(); i++) { 1276 num += mUidMap.valueAt(i).size(); 1277 } 1278 return num; 1279 } 1280 1281 public void clear() { 1282 mUidMap.clear(); 1283 } 1284 1285 private ArrayMap<String, ArrayList<String>> getOrAllocate(int userId) { 1286 ArrayMap<String, ArrayList<String>> map = mUidMap.get(userId); 1287 if (map == null) { 1288 map = new ArrayMap<String, ArrayList<String>>(); 1289 mUidMap.put(userId, map); 1290 } 1291 return map; 1292 } 1293 } 1294 final PendingPackageBroadcasts mPendingBroadcasts = new PendingPackageBroadcasts(); 1295 1296 // Service Connection to remote media container service to copy 1297 // package uri's from external media onto secure containers 1298 // or internal storage. 1299 private IMediaContainerService mContainerService = null; 1300 1301 static final int SEND_PENDING_BROADCAST = 1; 1302 static final int MCS_BOUND = 3; 1303 static final int END_COPY = 4; 1304 static final int INIT_COPY = 5; 1305 static final int MCS_UNBIND = 6; 1306 static final int START_CLEANING_PACKAGE = 7; 1307 static final int FIND_INSTALL_LOC = 8; 1308 static final int POST_INSTALL = 9; 1309 static final int MCS_RECONNECT = 10; 1310 static final int MCS_GIVE_UP = 11; 1311 static final int WRITE_SETTINGS = 13; 1312 static final int WRITE_PACKAGE_RESTRICTIONS = 14; 1313 static final int PACKAGE_VERIFIED = 15; 1314 static final int CHECK_PENDING_VERIFICATION = 16; 1315 static final int START_INTENT_FILTER_VERIFICATIONS = 17; 1316 static final int INTENT_FILTER_VERIFIED = 18; 1317 static final int WRITE_PACKAGE_LIST = 19; 1318 static final int INSTANT_APP_RESOLUTION_PHASE_TWO = 20; 1319 1320 static final int WRITE_SETTINGS_DELAY = 10*1000; // 10 seconds 1321 1322 // Delay time in millisecs 1323 static final int BROADCAST_DELAY = 10 * 1000; 1324 1325 private static final long DEFAULT_UNUSED_STATIC_SHARED_LIB_MIN_CACHE_PERIOD = 1326 2 * 60 * 60 * 1000L; /* two hours */ 1327 1328 static UserManagerService sUserManager; 1329 1330 // Stores a list of users whose package restrictions file needs to be updated 1331 private ArraySet<Integer> mDirtyUsers = new ArraySet<Integer>(); 1332 1333 final private DefaultContainerConnection mDefContainerConn = 1334 new DefaultContainerConnection(); 1335 class DefaultContainerConnection implements ServiceConnection { 1336 public void onServiceConnected(ComponentName name, IBinder service) { 1337 if (DEBUG_SD_INSTALL) Log.i(TAG, "onServiceConnected"); 1338 final IMediaContainerService imcs = IMediaContainerService.Stub 1339 .asInterface(Binder.allowBlocking(service)); 1340 mHandler.sendMessage(mHandler.obtainMessage(MCS_BOUND, imcs)); 1341 } 1342 1343 public void onServiceDisconnected(ComponentName name) { 1344 if (DEBUG_SD_INSTALL) Log.i(TAG, "onServiceDisconnected"); 1345 } 1346 } 1347 1348 // Recordkeeping of restore-after-install operations that are currently in flight 1349 // between the Package Manager and the Backup Manager 1350 static class PostInstallData { 1351 public InstallArgs args; 1352 public PackageInstalledInfo res; 1353 1354 PostInstallData(InstallArgs _a, PackageInstalledInfo _r) { 1355 args = _a; 1356 res = _r; 1357 } 1358 } 1359 1360 final SparseArray<PostInstallData> mRunningInstalls = new SparseArray<PostInstallData>(); 1361 int mNextInstallToken = 1; // nonzero; will be wrapped back to 1 when ++ overflows 1362 1363 // XML tags for backup/restore of various bits of state 1364 private static final String TAG_PREFERRED_BACKUP = "pa"; 1365 private static final String TAG_DEFAULT_APPS = "da"; 1366 private static final String TAG_INTENT_FILTER_VERIFICATION = "iv"; 1367 1368 private static final String TAG_PERMISSION_BACKUP = "perm-grant-backup"; 1369 private static final String TAG_ALL_GRANTS = "rt-grants"; 1370 private static final String TAG_GRANT = "grant"; 1371 private static final String ATTR_PACKAGE_NAME = "pkg"; 1372 1373 private static final String TAG_PERMISSION = "perm"; 1374 private static final String ATTR_PERMISSION_NAME = "name"; 1375 private static final String ATTR_IS_GRANTED = "g"; 1376 private static final String ATTR_USER_SET = "set"; 1377 private static final String ATTR_USER_FIXED = "fixed"; 1378 private static final String ATTR_REVOKE_ON_UPGRADE = "rou"; 1379 1380 // System/policy permission grants are not backed up 1381 private static final int SYSTEM_RUNTIME_GRANT_MASK = 1382 FLAG_PERMISSION_POLICY_FIXED 1383 | FLAG_PERMISSION_SYSTEM_FIXED 1384 | FLAG_PERMISSION_GRANTED_BY_DEFAULT; 1385 1386 // And we back up these user-adjusted states 1387 private static final int USER_RUNTIME_GRANT_MASK = 1388 FLAG_PERMISSION_USER_SET 1389 | FLAG_PERMISSION_USER_FIXED 1390 | FLAG_PERMISSION_REVOKE_ON_UPGRADE; 1391 1392 final @Nullable String mRequiredVerifierPackage; 1393 final @NonNull String mRequiredInstallerPackage; 1394 final @NonNull String mRequiredUninstallerPackage; 1395 final @Nullable String mSetupWizardPackage; 1396 final @Nullable String mStorageManagerPackage; 1397 final @Nullable String mSystemTextClassifierPackage; 1398 final @NonNull String mServicesSystemSharedLibraryPackageName; 1399 final @NonNull String mSharedSystemSharedLibraryPackageName; 1400 1401 private final PackageUsage mPackageUsage = new PackageUsage(); 1402 private final CompilerStats mCompilerStats = new CompilerStats(); 1403 1404 class PackageHandler extends Handler { 1405 private boolean mBound = false; 1406 final ArrayList<HandlerParams> mPendingInstalls = 1407 new ArrayList<HandlerParams>(); 1408 1409 private boolean connectToService() { 1410 if (DEBUG_SD_INSTALL) Log.i(TAG, "Trying to bind to" + 1411 " DefaultContainerService"); 1412 Intent service = new Intent().setComponent(DEFAULT_CONTAINER_COMPONENT); 1413 Process.setThreadPriority(Process.THREAD_PRIORITY_DEFAULT); 1414 if (mContext.bindServiceAsUser(service, mDefContainerConn, 1415 Context.BIND_AUTO_CREATE, UserHandle.SYSTEM)) { 1416 Process.setThreadPriority(Process.THREAD_PRIORITY_BACKGROUND); 1417 mBound = true; 1418 return true; 1419 } 1420 Process.setThreadPriority(Process.THREAD_PRIORITY_BACKGROUND); 1421 return false; 1422 } 1423 1424 private void disconnectService() { 1425 mContainerService = null; 1426 mBound = false; 1427 Process.setThreadPriority(Process.THREAD_PRIORITY_DEFAULT); 1428 mContext.unbindService(mDefContainerConn); 1429 Process.setThreadPriority(Process.THREAD_PRIORITY_BACKGROUND); 1430 } 1431 1432 PackageHandler(Looper looper) { 1433 super(looper); 1434 } 1435 1436 public void handleMessage(Message msg) { 1437 try { 1438 doHandleMessage(msg); 1439 } finally { 1440 Process.setThreadPriority(Process.THREAD_PRIORITY_BACKGROUND); 1441 } 1442 } 1443 1444 void doHandleMessage(Message msg) { 1445 switch (msg.what) { 1446 case INIT_COPY: { 1447 HandlerParams params = (HandlerParams) msg.obj; 1448 int idx = mPendingInstalls.size(); 1449 if (DEBUG_INSTALL) Slog.i(TAG, "init_copy idx=" + idx + ": " + params); 1450 // If a bind was already initiated we dont really 1451 // need to do anything. The pending install 1452 // will be processed later on. 1453 if (!mBound) { 1454 Trace.asyncTraceBegin(TRACE_TAG_PACKAGE_MANAGER, "bindingMCS", 1455 System.identityHashCode(mHandler)); 1456 // If this is the only one pending we might 1457 // have to bind to the service again. 1458 if (!connectToService()) { 1459 Slog.e(TAG, "Failed to bind to media container service"); 1460 params.serviceError(); 1461 Trace.asyncTraceEnd(TRACE_TAG_PACKAGE_MANAGER, "bindingMCS", 1462 System.identityHashCode(mHandler)); 1463 if (params.traceMethod != null) { 1464 Trace.asyncTraceEnd(TRACE_TAG_PACKAGE_MANAGER, params.traceMethod, 1465 params.traceCookie); 1466 } 1467 return; 1468 } else { 1469 // Once we bind to the service, the first 1470 // pending request will be processed. 1471 mPendingInstalls.add(idx, params); 1472 } 1473 } else { 1474 mPendingInstalls.add(idx, params); 1475 // Already bound to the service. Just make 1476 // sure we trigger off processing the first request. 1477 if (idx == 0) { 1478 mHandler.sendEmptyMessage(MCS_BOUND); 1479 } 1480 } 1481 break; 1482 } 1483 case MCS_BOUND: { 1484 if (DEBUG_INSTALL) Slog.i(TAG, "mcs_bound"); 1485 if (msg.obj != null) { 1486 mContainerService = (IMediaContainerService) msg.obj; 1487 Trace.asyncTraceEnd(TRACE_TAG_PACKAGE_MANAGER, "bindingMCS", 1488 System.identityHashCode(mHandler)); 1489 } 1490 if (mContainerService == null) { 1491 if (!mBound) { 1492 // Something seriously wrong since we are not bound and we are not 1493 // waiting for connection. Bail out. 1494 Slog.e(TAG, "Cannot bind to media container service"); 1495 for (HandlerParams params : mPendingInstalls) { 1496 // Indicate service bind error 1497 params.serviceError(); 1498 Trace.asyncTraceEnd(TRACE_TAG_PACKAGE_MANAGER, "queueInstall", 1499 System.identityHashCode(params)); 1500 if (params.traceMethod != null) { 1501 Trace.asyncTraceEnd(TRACE_TAG_PACKAGE_MANAGER, 1502 params.traceMethod, params.traceCookie); 1503 } 1504 return; 1505 } 1506 mPendingInstalls.clear(); 1507 } else { 1508 Slog.w(TAG, "Waiting to connect to media container service"); 1509 } 1510 } else if (mPendingInstalls.size() > 0) { 1511 HandlerParams params = mPendingInstalls.get(0); 1512 if (params != null) { 1513 Trace.asyncTraceEnd(TRACE_TAG_PACKAGE_MANAGER, "queueInstall", 1514 System.identityHashCode(params)); 1515 Trace.traceBegin(TRACE_TAG_PACKAGE_MANAGER, "startCopy"); 1516 if (params.startCopy()) { 1517 // We are done... look for more work or to 1518 // go idle. 1519 if (DEBUG_SD_INSTALL) Log.i(TAG, 1520 "Checking for more work or unbind..."); 1521 // Delete pending install 1522 if (mPendingInstalls.size() > 0) { 1523 mPendingInstalls.remove(0); 1524 } 1525 if (mPendingInstalls.size() == 0) { 1526 if (mBound) { 1527 if (DEBUG_SD_INSTALL) Log.i(TAG, 1528 "Posting delayed MCS_UNBIND"); 1529 removeMessages(MCS_UNBIND); 1530 Message ubmsg = obtainMessage(MCS_UNBIND); 1531 // Unbind after a little delay, to avoid 1532 // continual thrashing. 1533 sendMessageDelayed(ubmsg, 10000); 1534 } 1535 } else { 1536 // There are more pending requests in queue. 1537 // Just post MCS_BOUND message to trigger processing 1538 // of next pending install. 1539 if (DEBUG_SD_INSTALL) Log.i(TAG, 1540 "Posting MCS_BOUND for next work"); 1541 mHandler.sendEmptyMessage(MCS_BOUND); 1542 } 1543 } 1544 Trace.traceEnd(TRACE_TAG_PACKAGE_MANAGER); 1545 } 1546 } else { 1547 // Should never happen ideally. 1548 Slog.w(TAG, "Empty queue"); 1549 } 1550 break; 1551 } 1552 case MCS_RECONNECT: { 1553 if (DEBUG_INSTALL) Slog.i(TAG, "mcs_reconnect"); 1554 if (mPendingInstalls.size() > 0) { 1555 if (mBound) { 1556 disconnectService(); 1557 } 1558 if (!connectToService()) { 1559 Slog.e(TAG, "Failed to bind to media container service"); 1560 for (HandlerParams params : mPendingInstalls) { 1561 // Indicate service bind error 1562 params.serviceError(); 1563 Trace.asyncTraceEnd(TRACE_TAG_PACKAGE_MANAGER, "queueInstall", 1564 System.identityHashCode(params)); 1565 } 1566 mPendingInstalls.clear(); 1567 } 1568 } 1569 break; 1570 } 1571 case MCS_UNBIND: { 1572 // If there is no actual work left, then time to unbind. 1573 if (DEBUG_INSTALL) Slog.i(TAG, "mcs_unbind"); 1574 1575 if (mPendingInstalls.size() == 0 && mPendingVerification.size() == 0) { 1576 if (mBound) { 1577 if (DEBUG_INSTALL) Slog.i(TAG, "calling disconnectService()"); 1578 1579 disconnectService(); 1580 } 1581 } else if (mPendingInstalls.size() > 0) { 1582 // There are more pending requests in queue. 1583 // Just post MCS_BOUND message to trigger processing 1584 // of next pending install. 1585 mHandler.sendEmptyMessage(MCS_BOUND); 1586 } 1587 1588 break; 1589 } 1590 case MCS_GIVE_UP: { 1591 if (DEBUG_INSTALL) Slog.i(TAG, "mcs_giveup too many retries"); 1592 HandlerParams params = mPendingInstalls.remove(0); 1593 Trace.asyncTraceEnd(TRACE_TAG_PACKAGE_MANAGER, "queueInstall", 1594 System.identityHashCode(params)); 1595 break; 1596 } 1597 case SEND_PENDING_BROADCAST: { 1598 String packages[]; 1599 ArrayList<String> components[]; 1600 int size = 0; 1601 int uids[]; 1602 Process.setThreadPriority(Process.THREAD_PRIORITY_DEFAULT); 1603 synchronized (mPackages) { 1604 if (mPendingBroadcasts == null) { 1605 return; 1606 } 1607 size = mPendingBroadcasts.size(); 1608 if (size <= 0) { 1609 // Nothing to be done. Just return 1610 return; 1611 } 1612 packages = new String[size]; 1613 components = new ArrayList[size]; 1614 uids = new int[size]; 1615 int i = 0; // filling out the above arrays 1616 1617 for (int n = 0; n < mPendingBroadcasts.userIdCount(); n++) { 1618 int packageUserId = mPendingBroadcasts.userIdAt(n); 1619 Iterator<Map.Entry<String, ArrayList<String>>> it 1620 = mPendingBroadcasts.packagesForUserId(packageUserId) 1621 .entrySet().iterator(); 1622 while (it.hasNext() && i < size) { 1623 Map.Entry<String, ArrayList<String>> ent = it.next(); 1624 packages[i] = ent.getKey(); 1625 components[i] = ent.getValue(); 1626 PackageSetting ps = mSettings.mPackages.get(ent.getKey()); 1627 uids[i] = (ps != null) 1628 ? UserHandle.getUid(packageUserId, ps.appId) 1629 : -1; 1630 i++; 1631 } 1632 } 1633 size = i; 1634 mPendingBroadcasts.clear(); 1635 } 1636 // Send broadcasts 1637 for (int i = 0; i < size; i++) { 1638 sendPackageChangedBroadcast(packages[i], true, components[i], uids[i]); 1639 } 1640 Process.setThreadPriority(Process.THREAD_PRIORITY_BACKGROUND); 1641 break; 1642 } 1643 case START_CLEANING_PACKAGE: { 1644 Process.setThreadPriority(Process.THREAD_PRIORITY_DEFAULT); 1645 final String packageName = (String)msg.obj; 1646 final int userId = msg.arg1; 1647 final boolean andCode = msg.arg2 != 0; 1648 synchronized (mPackages) { 1649 if (userId == UserHandle.USER_ALL) { 1650 int[] users = sUserManager.getUserIds(); 1651 for (int user : users) { 1652 mSettings.addPackageToCleanLPw( 1653 new PackageCleanItem(user, packageName, andCode)); 1654 } 1655 } else { 1656 mSettings.addPackageToCleanLPw( 1657 new PackageCleanItem(userId, packageName, andCode)); 1658 } 1659 } 1660 Process.setThreadPriority(Process.THREAD_PRIORITY_BACKGROUND); 1661 startCleaningPackages(); 1662 } break; 1663 case POST_INSTALL: { 1664 if (DEBUG_INSTALL) Log.v(TAG, "Handling post-install for " + msg.arg1); 1665 1666 PostInstallData data = mRunningInstalls.get(msg.arg1); 1667 final boolean didRestore = (msg.arg2 != 0); 1668 mRunningInstalls.delete(msg.arg1); 1669 1670 if (data != null) { 1671 InstallArgs args = data.args; 1672 PackageInstalledInfo parentRes = data.res; 1673 1674 final boolean grantPermissions = (args.installFlags 1675 & PackageManager.INSTALL_GRANT_RUNTIME_PERMISSIONS) != 0; 1676 final boolean killApp = (args.installFlags 1677 & PackageManager.INSTALL_DONT_KILL_APP) == 0; 1678 final boolean virtualPreload = ((args.installFlags 1679 & PackageManager.INSTALL_VIRTUAL_PRELOAD) != 0); 1680 final String[] grantedPermissions = args.installGrantPermissions; 1681 1682 // Handle the parent package 1683 handlePackagePostInstall(parentRes, grantPermissions, killApp, 1684 virtualPreload, grantedPermissions, didRestore, 1685 args.installerPackageName, args.observer); 1686 1687 // Handle the child packages 1688 final int childCount = (parentRes.addedChildPackages != null) 1689 ? parentRes.addedChildPackages.size() : 0; 1690 for (int i = 0; i < childCount; i++) { 1691 PackageInstalledInfo childRes = parentRes.addedChildPackages.valueAt(i); 1692 handlePackagePostInstall(childRes, grantPermissions, killApp, 1693 virtualPreload, grantedPermissions, false /*didRestore*/, 1694 args.installerPackageName, args.observer); 1695 } 1696 1697 // Log tracing if needed 1698 if (args.traceMethod != null) { 1699 Trace.asyncTraceEnd(TRACE_TAG_PACKAGE_MANAGER, args.traceMethod, 1700 args.traceCookie); 1701 } 1702 } else { 1703 Slog.e(TAG, "Bogus post-install token " + msg.arg1); 1704 } 1705 1706 Trace.asyncTraceEnd(TRACE_TAG_PACKAGE_MANAGER, "postInstall", msg.arg1); 1707 } break; 1708 case WRITE_SETTINGS: { 1709 Process.setThreadPriority(Process.THREAD_PRIORITY_DEFAULT); 1710 synchronized (mPackages) { 1711 removeMessages(WRITE_SETTINGS); 1712 removeMessages(WRITE_PACKAGE_RESTRICTIONS); 1713 mSettings.writeLPr(); 1714 mDirtyUsers.clear(); 1715 } 1716 Process.setThreadPriority(Process.THREAD_PRIORITY_BACKGROUND); 1717 } break; 1718 case WRITE_PACKAGE_RESTRICTIONS: { 1719 Process.setThreadPriority(Process.THREAD_PRIORITY_DEFAULT); 1720 synchronized (mPackages) { 1721 removeMessages(WRITE_PACKAGE_RESTRICTIONS); 1722 for (int userId : mDirtyUsers) { 1723 mSettings.writePackageRestrictionsLPr(userId); 1724 } 1725 mDirtyUsers.clear(); 1726 } 1727 Process.setThreadPriority(Process.THREAD_PRIORITY_BACKGROUND); 1728 } break; 1729 case WRITE_PACKAGE_LIST: { 1730 Process.setThreadPriority(Process.THREAD_PRIORITY_DEFAULT); 1731 synchronized (mPackages) { 1732 removeMessages(WRITE_PACKAGE_LIST); 1733 mSettings.writePackageListLPr(msg.arg1); 1734 } 1735 Process.setThreadPriority(Process.THREAD_PRIORITY_BACKGROUND); 1736 } break; 1737 case CHECK_PENDING_VERIFICATION: { 1738 final int verificationId = msg.arg1; 1739 final PackageVerificationState state = mPendingVerification.get(verificationId); 1740 1741 if ((state != null) && !state.timeoutExtended()) { 1742 final InstallArgs args = state.getInstallArgs(); 1743 final Uri originUri = Uri.fromFile(args.origin.resolvedFile); 1744 1745 Slog.i(TAG, "Verification timed out for " + originUri); 1746 mPendingVerification.remove(verificationId); 1747 1748 int ret = PackageManager.INSTALL_FAILED_VERIFICATION_FAILURE; 1749 1750 final UserHandle user = args.getUser(); 1751 if (getDefaultVerificationResponse(user) 1752 == PackageManager.VERIFICATION_ALLOW) { 1753 Slog.i(TAG, "Continuing with installation of " + originUri); 1754 state.setVerifierResponse(Binder.getCallingUid(), 1755 PackageManager.VERIFICATION_ALLOW_WITHOUT_SUFFICIENT); 1756 broadcastPackageVerified(verificationId, originUri, 1757 PackageManager.VERIFICATION_ALLOW, user); 1758 try { 1759 ret = args.copyApk(mContainerService, true); 1760 } catch (RemoteException e) { 1761 Slog.e(TAG, "Could not contact the ContainerService"); 1762 } 1763 } else { 1764 broadcastPackageVerified(verificationId, originUri, 1765 PackageManager.VERIFICATION_REJECT, user); 1766 } 1767 1768 Trace.asyncTraceEnd( 1769 TRACE_TAG_PACKAGE_MANAGER, "verification", verificationId); 1770 1771 processPendingInstall(args, ret); 1772 mHandler.sendEmptyMessage(MCS_UNBIND); 1773 } 1774 break; 1775 } 1776 case PACKAGE_VERIFIED: { 1777 final int verificationId = msg.arg1; 1778 1779 final PackageVerificationState state = mPendingVerification.get(verificationId); 1780 if (state == null) { 1781 Slog.w(TAG, "Invalid verification token " + verificationId + " received"); 1782 break; 1783 } 1784 1785 final PackageVerificationResponse response = (PackageVerificationResponse) msg.obj; 1786 1787 state.setVerifierResponse(response.callerUid, response.code); 1788 1789 if (state.isVerificationComplete()) { 1790 mPendingVerification.remove(verificationId); 1791 1792 final InstallArgs args = state.getInstallArgs(); 1793 final Uri originUri = Uri.fromFile(args.origin.resolvedFile); 1794 1795 int ret; 1796 if (state.isInstallAllowed()) { 1797 ret = PackageManager.INSTALL_FAILED_INTERNAL_ERROR; 1798 broadcastPackageVerified(verificationId, originUri, 1799 response.code, state.getInstallArgs().getUser()); 1800 try { 1801 ret = args.copyApk(mContainerService, true); 1802 } catch (RemoteException e) { 1803 Slog.e(TAG, "Could not contact the ContainerService"); 1804 } 1805 } else { 1806 ret = PackageManager.INSTALL_FAILED_VERIFICATION_FAILURE; 1807 } 1808 1809 Trace.asyncTraceEnd( 1810 TRACE_TAG_PACKAGE_MANAGER, "verification", verificationId); 1811 1812 processPendingInstall(args, ret); 1813 mHandler.sendEmptyMessage(MCS_UNBIND); 1814 } 1815 1816 break; 1817 } 1818 case START_INTENT_FILTER_VERIFICATIONS: { 1819 IFVerificationParams params = (IFVerificationParams) msg.obj; 1820 verifyIntentFiltersIfNeeded(params.userId, params.verifierUid, 1821 params.replacing, params.pkg); 1822 break; 1823 } 1824 case INTENT_FILTER_VERIFIED: { 1825 final int verificationId = msg.arg1; 1826 1827 final IntentFilterVerificationState state = mIntentFilterVerificationStates.get( 1828 verificationId); 1829 if (state == null) { 1830 Slog.w(TAG, "Invalid IntentFilter verification token " 1831 + verificationId + " received"); 1832 break; 1833 } 1834 1835 final int userId = state.getUserId(); 1836 1837 if (DEBUG_DOMAIN_VERIFICATION) Slog.d(TAG, 1838 "Processing IntentFilter verification with token:" 1839 + verificationId + " and userId:" + userId); 1840 1841 final IntentFilterVerificationResponse response = 1842 (IntentFilterVerificationResponse) msg.obj; 1843 1844 state.setVerifierResponse(response.callerUid, response.code); 1845 1846 if (DEBUG_DOMAIN_VERIFICATION) Slog.d(TAG, 1847 "IntentFilter verification with token:" + verificationId 1848 + " and userId:" + userId 1849 + " is settings verifier response with response code:" 1850 + response.code); 1851 1852 if (response.code == PackageManager.INTENT_FILTER_VERIFICATION_FAILURE) { 1853 if (DEBUG_DOMAIN_VERIFICATION) Slog.d(TAG, "Domains failing verification: " 1854 + response.getFailedDomainsString()); 1855 } 1856 1857 if (state.isVerificationComplete()) { 1858 mIntentFilterVerifier.receiveVerificationResponse(verificationId); 1859 } else { 1860 if (DEBUG_DOMAIN_VERIFICATION) Slog.d(TAG, 1861 "IntentFilter verification with token:" + verificationId 1862 + " was not said to be complete"); 1863 } 1864 1865 break; 1866 } 1867 case INSTANT_APP_RESOLUTION_PHASE_TWO: { 1868 InstantAppResolver.doInstantAppResolutionPhaseTwo(mContext, 1869 mInstantAppResolverConnection, 1870 (InstantAppRequest) msg.obj, 1871 mInstantAppInstallerActivity, 1872 mHandler); 1873 } 1874 } 1875 } 1876 } 1877 1878 private PermissionCallback mPermissionCallback = new PermissionCallback() { 1879 @Override 1880 public void onGidsChanged(int appId, int userId) { 1881 mHandler.post(new Runnable() { 1882 @Override 1883 public void run() { 1884 killUid(appId, userId, KILL_APP_REASON_GIDS_CHANGED); 1885 } 1886 }); 1887 } 1888 @Override 1889 public void onPermissionGranted(int uid, int userId) { 1890 mOnPermissionChangeListeners.onPermissionsChanged(uid); 1891 1892 // Not critical; if this is lost, the application has to request again. 1893 synchronized (mPackages) { 1894 mSettings.writeRuntimePermissionsForUserLPr(userId, false); 1895 } 1896 } 1897 @Override 1898 public void onInstallPermissionGranted() { 1899 synchronized (mPackages) { 1900 scheduleWriteSettingsLocked(); 1901 } 1902 } 1903 @Override 1904 public void onPermissionRevoked(int uid, int userId) { 1905 mOnPermissionChangeListeners.onPermissionsChanged(uid); 1906 1907 synchronized (mPackages) { 1908 // Critical; after this call the application should never have the permission 1909 mSettings.writeRuntimePermissionsForUserLPr(userId, true); 1910 } 1911 1912 final int appId = UserHandle.getAppId(uid); 1913 killUid(appId, userId, KILL_APP_REASON_PERMISSIONS_REVOKED); 1914 } 1915 @Override 1916 public void onInstallPermissionRevoked() { 1917 synchronized (mPackages) { 1918 scheduleWriteSettingsLocked(); 1919 } 1920 } 1921 @Override 1922 public void onPermissionUpdated(int[] updatedUserIds, boolean sync) { 1923 synchronized (mPackages) { 1924 for (int userId : updatedUserIds) { 1925 mSettings.writeRuntimePermissionsForUserLPr(userId, sync); 1926 } 1927 } 1928 } 1929 @Override 1930 public void onInstallPermissionUpdated() { 1931 synchronized (mPackages) { 1932 scheduleWriteSettingsLocked(); 1933 } 1934 } 1935 @Override 1936 public void onPermissionRemoved() { 1937 synchronized (mPackages) { 1938 mSettings.writeLPr(); 1939 } 1940 } 1941 }; 1942 1943 private void handlePackagePostInstall(PackageInstalledInfo res, boolean grantPermissions, 1944 boolean killApp, boolean virtualPreload, String[] grantedPermissions, 1945 boolean launchedForRestore, String installerPackage, 1946 IPackageInstallObserver2 installObserver) { 1947 if (res.returnCode == PackageManager.INSTALL_SUCCEEDED) { 1948 // Send the removed broadcasts 1949 if (res.removedInfo != null) { 1950 res.removedInfo.sendPackageRemovedBroadcasts(killApp); 1951 } 1952 1953 // Now that we successfully installed the package, grant runtime 1954 // permissions if requested before broadcasting the install. Also 1955 // for legacy apps in permission review mode we clear the permission 1956 // review flag which is used to emulate runtime permissions for 1957 // legacy apps. 1958 if (grantPermissions) { 1959 final int callingUid = Binder.getCallingUid(); 1960 mPermissionManager.grantRequestedRuntimePermissions( 1961 res.pkg, res.newUsers, grantedPermissions, callingUid, 1962 mPermissionCallback); 1963 } 1964 1965 final boolean update = res.removedInfo != null 1966 && res.removedInfo.removedPackage != null; 1967 final String installerPackageName = 1968 res.installerPackageName != null 1969 ? res.installerPackageName 1970 : res.removedInfo != null 1971 ? res.removedInfo.installerPackageName 1972 : null; 1973 1974 // If this is the first time we have child packages for a disabled privileged 1975 // app that had no children, we grant requested runtime permissions to the new 1976 // children if the parent on the system image had them already granted. 1977 if (res.pkg.parentPackage != null) { 1978 final int callingUid = Binder.getCallingUid(); 1979 mPermissionManager.grantRuntimePermissionsGrantedToDisabledPackage( 1980 res.pkg, callingUid, mPermissionCallback); 1981 } 1982 1983 synchronized (mPackages) { 1984 mInstantAppRegistry.onPackageInstalledLPw(res.pkg, res.newUsers); 1985 } 1986 1987 final String packageName = res.pkg.applicationInfo.packageName; 1988 1989 // Determine the set of users who are adding this package for 1990 // the first time vs. those who are seeing an update. 1991 int[] firstUserIds = EMPTY_INT_ARRAY; 1992 int[] firstInstantUserIds = EMPTY_INT_ARRAY; 1993 int[] updateUserIds = EMPTY_INT_ARRAY; 1994 int[] instantUserIds = EMPTY_INT_ARRAY; 1995 final boolean allNewUsers = res.origUsers == null || res.origUsers.length == 0; 1996 final PackageSetting ps = (PackageSetting) res.pkg.mExtras; 1997 for (int newUser : res.newUsers) { 1998 final boolean isInstantApp = ps.getInstantApp(newUser); 1999 if (allNewUsers) { 2000 if (isInstantApp) { 2001 firstInstantUserIds = ArrayUtils.appendInt(firstInstantUserIds, newUser); 2002 } else { 2003 firstUserIds = ArrayUtils.appendInt(firstUserIds, newUser); 2004 } 2005 continue; 2006 } 2007 boolean isNew = true; 2008 for (int origUser : res.origUsers) { 2009 if (origUser == newUser) { 2010 isNew = false; 2011 break; 2012 } 2013 } 2014 if (isNew) { 2015 if (isInstantApp) { 2016 firstInstantUserIds = ArrayUtils.appendInt(firstInstantUserIds, newUser); 2017 } else { 2018 firstUserIds = ArrayUtils.appendInt(firstUserIds, newUser); 2019 } 2020 } else { 2021 if (isInstantApp) { 2022 instantUserIds = ArrayUtils.appendInt(instantUserIds, newUser); 2023 } else { 2024 updateUserIds = ArrayUtils.appendInt(updateUserIds, newUser); 2025 } 2026 } 2027 } 2028 2029 // Send installed broadcasts if the package is not a static shared lib. 2030 if (res.pkg.staticSharedLibName == null) { 2031 mProcessLoggingHandler.invalidateProcessLoggingBaseApkHash(res.pkg.baseCodePath); 2032 2033 // Send added for users that see the package for the first time 2034 // sendPackageAddedForNewUsers also deals with system apps 2035 int appId = UserHandle.getAppId(res.uid); 2036 boolean isSystem = res.pkg.applicationInfo.isSystemApp(); 2037 sendPackageAddedForNewUsers(packageName, isSystem || virtualPreload, 2038 virtualPreload /*startReceiver*/, appId, firstUserIds, firstInstantUserIds); 2039 2040 // Send added for users that don't see the package for the first time 2041 Bundle extras = new Bundle(1); 2042 extras.putInt(Intent.EXTRA_UID, res.uid); 2043 if (update) { 2044 extras.putBoolean(Intent.EXTRA_REPLACING, true); 2045 } 2046 sendPackageBroadcast(Intent.ACTION_PACKAGE_ADDED, packageName, 2047 extras, 0 /*flags*/, 2048 null /*targetPackage*/, null /*finishedReceiver*/, 2049 updateUserIds, instantUserIds); 2050 if (installerPackageName != null) { 2051 sendPackageBroadcast(Intent.ACTION_PACKAGE_ADDED, packageName, 2052 extras, 0 /*flags*/, 2053 installerPackageName, null /*finishedReceiver*/, 2054 updateUserIds, instantUserIds); 2055 } 2056 2057 // Send replaced for users that don't see the package for the first time 2058 if (update) { 2059 sendPackageBroadcast(Intent.ACTION_PACKAGE_REPLACED, 2060 packageName, extras, 0 /*flags*/, 2061 null /*targetPackage*/, null /*finishedReceiver*/, 2062 updateUserIds, instantUserIds); 2063 if (installerPackageName != null) { 2064 sendPackageBroadcast(Intent.ACTION_PACKAGE_REPLACED, packageName, 2065 extras, 0 /*flags*/, 2066 installerPackageName, null /*finishedReceiver*/, 2067 updateUserIds, instantUserIds); 2068 } 2069 sendPackageBroadcast(Intent.ACTION_MY_PACKAGE_REPLACED, 2070 null /*package*/, null /*extras*/, 0 /*flags*/, 2071 packageName /*targetPackage*/, 2072 null /*finishedReceiver*/, updateUserIds, instantUserIds); 2073 } else if (launchedForRestore && !isSystemApp(res.pkg)) { 2074 // First-install and we did a restore, so we're responsible for the 2075 // first-launch broadcast. 2076 if (DEBUG_BACKUP) { 2077 Slog.i(TAG, "Post-restore of " + packageName 2078 + " sending FIRST_LAUNCH in " + Arrays.toString(firstUserIds)); 2079 } 2080 sendFirstLaunchBroadcast(packageName, installerPackage, 2081 firstUserIds, firstInstantUserIds); 2082 } 2083 2084 // Send broadcast package appeared if forward locked/external for all users 2085 // treat asec-hosted packages like removable media on upgrade 2086 if (res.pkg.isForwardLocked() || isExternal(res.pkg)) { 2087 if (DEBUG_INSTALL) { 2088 Slog.i(TAG, "upgrading pkg " + res.pkg 2089 + " is ASEC-hosted -> AVAILABLE"); 2090 } 2091 final int[] uidArray = new int[]{res.pkg.applicationInfo.uid}; 2092 ArrayList<String> pkgList = new ArrayList<>(1); 2093 pkgList.add(packageName); 2094 sendResourcesChangedBroadcast(true, true, pkgList, uidArray, null); 2095 } 2096 } 2097 2098 // Work that needs to happen on first install within each user 2099 if (firstUserIds != null && firstUserIds.length > 0) { 2100 synchronized (mPackages) { 2101 for (int userId : firstUserIds) { 2102 // If this app is a browser and it's newly-installed for some 2103 // users, clear any default-browser state in those users. The 2104 // app's nature doesn't depend on the user, so we can just check 2105 // its browser nature in any user and generalize. 2106 if (packageIsBrowser(packageName, userId)) { 2107 mSettings.setDefaultBrowserPackageNameLPw(null, userId); 2108 } 2109 2110 // We may also need to apply pending (restored) runtime 2111 // permission grants within these users. 2112 mSettings.applyPendingPermissionGrantsLPw(packageName, userId); 2113 } 2114 } 2115 } 2116 2117 if (allNewUsers && !update) { 2118 notifyPackageAdded(packageName); 2119 } 2120 2121 // Log current value of "unknown sources" setting 2122 EventLog.writeEvent(EventLogTags.UNKNOWN_SOURCES_ENABLED, 2123 getUnknownSourcesSettings()); 2124 2125 // Remove the replaced package's older resources safely now 2126 // We delete after a gc for applications on sdcard. 2127 if (res.removedInfo != null && res.removedInfo.args != null) { 2128 Runtime.getRuntime().gc(); 2129 synchronized (mInstallLock) { 2130 res.removedInfo.args.doPostDeleteLI(true); 2131 } 2132 } else { 2133 // Force a gc to clear up things. Ask for a background one, it's fine to go on 2134 // and not block here. 2135 VMRuntime.getRuntime().requestConcurrentGC(); 2136 } 2137 2138 // Notify DexManager that the package was installed for new users. 2139 // The updated users should already be indexed and the package code paths 2140 // should not change. 2141 // Don't notify the manager for ephemeral apps as they are not expected to 2142 // survive long enough to benefit of background optimizations. 2143 for (int userId : firstUserIds) { 2144 PackageInfo info = getPackageInfo(packageName, /*flags*/ 0, userId); 2145 // There's a race currently where some install events may interleave with an uninstall. 2146 // This can lead to package info being null (b/36642664). 2147 if (info != null) { 2148 mDexManager.notifyPackageInstalled(info, userId); 2149 } 2150 } 2151 } 2152 2153 // If someone is watching installs - notify them 2154 if (installObserver != null) { 2155 try { 2156 Bundle extras = extrasForInstallResult(res); 2157 installObserver.onPackageInstalled(res.name, res.returnCode, 2158 res.returnMsg, extras); 2159 } catch (RemoteException e) { 2160 Slog.i(TAG, "Observer no longer exists."); 2161 } 2162 } 2163 } 2164 2165 private StorageEventListener mStorageListener = new StorageEventListener() { 2166 @Override 2167 public void onVolumeStateChanged(VolumeInfo vol, int oldState, int newState) { 2168 if (vol.type == VolumeInfo.TYPE_PRIVATE) { 2169 if (vol.state == VolumeInfo.STATE_MOUNTED) { 2170 final String volumeUuid = vol.getFsUuid(); 2171 2172 // Clean up any users or apps that were removed or recreated 2173 // while this volume was missing 2174 sUserManager.reconcileUsers(volumeUuid); 2175 reconcileApps(volumeUuid); 2176 2177 // Clean up any install sessions that expired or were 2178 // cancelled while this volume was missing 2179 mInstallerService.onPrivateVolumeMounted(volumeUuid); 2180 2181 loadPrivatePackages(vol); 2182 2183 } else if (vol.state == VolumeInfo.STATE_EJECTING) { 2184 unloadPrivatePackages(vol); 2185 } 2186 } 2187 } 2188 2189 @Override 2190 public void onVolumeForgotten(String fsUuid) { 2191 if (TextUtils.isEmpty(fsUuid)) { 2192 Slog.e(TAG, "Forgetting internal storage is probably a mistake; ignoring"); 2193 return; 2194 } 2195 2196 // Remove any apps installed on the forgotten volume 2197 synchronized (mPackages) { 2198 final List<PackageSetting> packages = mSettings.getVolumePackagesLPr(fsUuid); 2199 for (PackageSetting ps : packages) { 2200 Slog.d(TAG, "Destroying " + ps.name + " because volume was forgotten"); 2201 deletePackageVersioned(new VersionedPackage(ps.name, 2202 PackageManager.VERSION_CODE_HIGHEST), 2203 new LegacyPackageDeleteObserver(null).getBinder(), 2204 UserHandle.USER_SYSTEM, PackageManager.DELETE_ALL_USERS); 2205 // Try very hard to release any references to this package 2206 // so we don't risk the system server being killed due to 2207 // open FDs 2208 AttributeCache.instance().removePackage(ps.name); 2209 } 2210 2211 mSettings.onVolumeForgotten(fsUuid); 2212 mSettings.writeLPr(); 2213 } 2214 } 2215 }; 2216 2217 Bundle extrasForInstallResult(PackageInstalledInfo res) { 2218 Bundle extras = null; 2219 switch (res.returnCode) { 2220 case PackageManager.INSTALL_FAILED_DUPLICATE_PERMISSION: { 2221 extras = new Bundle(); 2222 extras.putString(PackageManager.EXTRA_FAILURE_EXISTING_PERMISSION, 2223 res.origPermission); 2224 extras.putString(PackageManager.EXTRA_FAILURE_EXISTING_PACKAGE, 2225 res.origPackage); 2226 break; 2227 } 2228 case PackageManager.INSTALL_SUCCEEDED: { 2229 extras = new Bundle(); 2230 extras.putBoolean(Intent.EXTRA_REPLACING, 2231 res.removedInfo != null && res.removedInfo.removedPackage != null); 2232 break; 2233 } 2234 } 2235 return extras; 2236 } 2237 2238 void scheduleWriteSettingsLocked() { 2239 if (!mHandler.hasMessages(WRITE_SETTINGS)) { 2240 mHandler.sendEmptyMessageDelayed(WRITE_SETTINGS, WRITE_SETTINGS_DELAY); 2241 } 2242 } 2243 2244 void scheduleWritePackageListLocked(int userId) { 2245 if (!mHandler.hasMessages(WRITE_PACKAGE_LIST)) { 2246 Message msg = mHandler.obtainMessage(WRITE_PACKAGE_LIST); 2247 msg.arg1 = userId; 2248 mHandler.sendMessageDelayed(msg, WRITE_SETTINGS_DELAY); 2249 } 2250 } 2251 2252 void scheduleWritePackageRestrictionsLocked(UserHandle user) { 2253 final int userId = user == null ? UserHandle.USER_ALL : user.getIdentifier(); 2254 scheduleWritePackageRestrictionsLocked(userId); 2255 } 2256 2257 void scheduleWritePackageRestrictionsLocked(int userId) { 2258 final int[] userIds = (userId == UserHandle.USER_ALL) 2259 ? sUserManager.getUserIds() : new int[]{userId}; 2260 for (int nextUserId : userIds) { 2261 if (!sUserManager.exists(nextUserId)) return; 2262 mDirtyUsers.add(nextUserId); 2263 if (!mHandler.hasMessages(WRITE_PACKAGE_RESTRICTIONS)) { 2264 mHandler.sendEmptyMessageDelayed(WRITE_PACKAGE_RESTRICTIONS, WRITE_SETTINGS_DELAY); 2265 } 2266 } 2267 } 2268 2269 public static PackageManagerService main(Context context, Installer installer, 2270 boolean factoryTest, boolean onlyCore) { 2271 // Self-check for initial settings. 2272 PackageManagerServiceCompilerMapping.checkProperties(); 2273 2274 PackageManagerService m = new PackageManagerService(context, installer, 2275 factoryTest, onlyCore); 2276 m.enableSystemUserPackages(); 2277 ServiceManager.addService("package", m); 2278 final PackageManagerNative pmn = m.new PackageManagerNative(); 2279 ServiceManager.addService("package_native", pmn); 2280 return m; 2281 } 2282 2283 private void enableSystemUserPackages() { 2284 if (!UserManager.isSplitSystemUser()) { 2285 return; 2286 } 2287 // For system user, enable apps based on the following conditions: 2288 // - app is whitelisted or belong to one of these groups: 2289 // -- system app which has no launcher icons 2290 // -- system app which has INTERACT_ACROSS_USERS permission 2291 // -- system IME app 2292 // - app is not in the blacklist 2293 AppsQueryHelper queryHelper = new AppsQueryHelper(this); 2294 Set<String> enableApps = new ArraySet<>(); 2295 enableApps.addAll(queryHelper.queryApps(AppsQueryHelper.GET_NON_LAUNCHABLE_APPS 2296 | AppsQueryHelper.GET_APPS_WITH_INTERACT_ACROSS_USERS_PERM 2297 | AppsQueryHelper.GET_IMES, /* systemAppsOnly */ true, UserHandle.SYSTEM)); 2298 ArraySet<String> wlApps = SystemConfig.getInstance().getSystemUserWhitelistedApps(); 2299 enableApps.addAll(wlApps); 2300 enableApps.addAll(queryHelper.queryApps(AppsQueryHelper.GET_REQUIRED_FOR_SYSTEM_USER, 2301 /* systemAppsOnly */ false, UserHandle.SYSTEM)); 2302 ArraySet<String> blApps = SystemConfig.getInstance().getSystemUserBlacklistedApps(); 2303 enableApps.removeAll(blApps); 2304 Log.i(TAG, "Applications installed for system user: " + enableApps); 2305 List<String> allAps = queryHelper.queryApps(0, /* systemAppsOnly */ false, 2306 UserHandle.SYSTEM); 2307 final int allAppsSize = allAps.size(); 2308 synchronized (mPackages) { 2309 for (int i = 0; i < allAppsSize; i++) { 2310 String pName = allAps.get(i); 2311 PackageSetting pkgSetting = mSettings.mPackages.get(pName); 2312 // Should not happen, but we shouldn't be failing if it does 2313 if (pkgSetting == null) { 2314 continue; 2315 } 2316 boolean install = enableApps.contains(pName); 2317 if (pkgSetting.getInstalled(UserHandle.USER_SYSTEM) != install) { 2318 Log.i(TAG, (install ? "Installing " : "Uninstalling ") + pName 2319 + " for system user"); 2320 pkgSetting.setInstalled(install, UserHandle.USER_SYSTEM); 2321 } 2322 } 2323 scheduleWritePackageRestrictionsLocked(UserHandle.USER_SYSTEM); 2324 } 2325 } 2326 2327 private static void getDefaultDisplayMetrics(Context context, DisplayMetrics metrics) { 2328 DisplayManager displayManager = (DisplayManager) context.getSystemService( 2329 Context.DISPLAY_SERVICE); 2330 displayManager.getDisplay(Display.DEFAULT_DISPLAY).getMetrics(metrics); 2331 } 2332 2333 /** 2334 * Requests that files preopted on a secondary system partition be copied to the data partition 2335 * if possible. Note that the actual copying of the files is accomplished by init for security 2336 * reasons. This simply requests that the copy takes place and awaits confirmation of its 2337 * completion. See platform/system/extras/cppreopt/ for the implementation of the actual copy. 2338 */ 2339 private static void requestCopyPreoptedFiles() { 2340 final int WAIT_TIME_MS = 100; 2341 final String CP_PREOPT_PROPERTY = "sys.cppreopt"; 2342 if (SystemProperties.getInt("ro.cp_system_other_odex", 0) == 1) { 2343 SystemProperties.set(CP_PREOPT_PROPERTY, "requested"); 2344 // We will wait for up to 100 seconds. 2345 final long timeStart = SystemClock.uptimeMillis(); 2346 final long timeEnd = timeStart + 100 * 1000; 2347 long timeNow = timeStart; 2348 while (!SystemProperties.get(CP_PREOPT_PROPERTY).equals("finished")) { 2349 try { 2350 Thread.sleep(WAIT_TIME_MS); 2351 } catch (InterruptedException e) { 2352 // Do nothing 2353 } 2354 timeNow = SystemClock.uptimeMillis(); 2355 if (timeNow > timeEnd) { 2356 SystemProperties.set(CP_PREOPT_PROPERTY, "timed-out"); 2357 Slog.wtf(TAG, "cppreopt did not finish!"); 2358 break; 2359 } 2360 } 2361 2362 Slog.i(TAG, "cppreopts took " + (timeNow - timeStart) + " ms"); 2363 } 2364 } 2365 2366 public PackageManagerService(Context context, Installer installer, 2367 boolean factoryTest, boolean onlyCore) { 2368 LockGuard.installLock(mPackages, LockGuard.INDEX_PACKAGES); 2369 Trace.traceBegin(TRACE_TAG_PACKAGE_MANAGER, "create package manager"); 2370 EventLog.writeEvent(EventLogTags.BOOT_PROGRESS_PMS_START, 2371 SystemClock.uptimeMillis()); 2372 2373 if (mSdkVersion <= 0) { 2374 Slog.w(TAG, "**** ro.build.version.sdk not set!"); 2375 } 2376 2377 mContext = context; 2378 2379 mFactoryTest = factoryTest; 2380 mOnlyCore = onlyCore; 2381 mMetrics = new DisplayMetrics(); 2382 mInstaller = installer; 2383 2384 // Create sub-components that provide services / data. Order here is important. 2385 synchronized (mInstallLock) { 2386 synchronized (mPackages) { 2387 // Expose private service for system components to use. 2388 LocalServices.addService( 2389 PackageManagerInternal.class, new PackageManagerInternalImpl()); 2390 sUserManager = new UserManagerService(context, this, 2391 new UserDataPreparer(mInstaller, mInstallLock, mContext, mOnlyCore), mPackages); 2392 mPermissionManager = PermissionManagerService.create(context, 2393 new DefaultPermissionGrantedCallback() { 2394 @Override 2395 public void onDefaultRuntimePermissionsGranted(int userId) { 2396 synchronized(mPackages) { 2397 mSettings.onDefaultRuntimePermissionsGrantedLPr(userId); 2398 } 2399 } 2400 }, mPackages /*externalLock*/); 2401 mDefaultPermissionPolicy = mPermissionManager.getDefaultPermissionGrantPolicy(); 2402 mSettings = new Settings(mPermissionManager.getPermissionSettings(), mPackages); 2403 } 2404 } 2405 mSettings.addSharedUserLPw("android.uid.system", Process.SYSTEM_UID, 2406 ApplicationInfo.FLAG_SYSTEM, ApplicationInfo.PRIVATE_FLAG_PRIVILEGED); 2407 mSettings.addSharedUserLPw("android.uid.phone", RADIO_UID, 2408 ApplicationInfo.FLAG_SYSTEM, ApplicationInfo.PRIVATE_FLAG_PRIVILEGED); 2409 mSettings.addSharedUserLPw("android.uid.log", LOG_UID, 2410 ApplicationInfo.FLAG_SYSTEM, ApplicationInfo.PRIVATE_FLAG_PRIVILEGED); 2411 mSettings.addSharedUserLPw("android.uid.nfc", NFC_UID, 2412 ApplicationInfo.FLAG_SYSTEM, ApplicationInfo.PRIVATE_FLAG_PRIVILEGED); 2413 mSettings.addSharedUserLPw("android.uid.bluetooth", BLUETOOTH_UID, 2414 ApplicationInfo.FLAG_SYSTEM, ApplicationInfo.PRIVATE_FLAG_PRIVILEGED); 2415 mSettings.addSharedUserLPw("android.uid.shell", SHELL_UID, 2416 ApplicationInfo.FLAG_SYSTEM, ApplicationInfo.PRIVATE_FLAG_PRIVILEGED); 2417 mSettings.addSharedUserLPw("android.uid.se", SE_UID, 2418 ApplicationInfo.FLAG_SYSTEM, ApplicationInfo.PRIVATE_FLAG_PRIVILEGED); 2419 2420 String separateProcesses = SystemProperties.get("debug.separate_processes"); 2421 if (separateProcesses != null && separateProcesses.length() > 0) { 2422 if ("*".equals(separateProcesses)) { 2423 mDefParseFlags = PackageParser.PARSE_IGNORE_PROCESSES; 2424 mSeparateProcesses = null; 2425 Slog.w(TAG, "Running with debug.separate_processes: * (ALL)"); 2426 } else { 2427 mDefParseFlags = 0; 2428 mSeparateProcesses = separateProcesses.split(","); 2429 Slog.w(TAG, "Running with debug.separate_processes: " 2430 + separateProcesses); 2431 } 2432 } else { 2433 mDefParseFlags = 0; 2434 mSeparateProcesses = null; 2435 } 2436 2437 mPackageDexOptimizer = new PackageDexOptimizer(installer, mInstallLock, context, 2438 "*dexopt*"); 2439 DexManager.Listener dexManagerListener = DexLogger.getListener(this, 2440 installer, mInstallLock); 2441 mDexManager = new DexManager(this, mPackageDexOptimizer, installer, mInstallLock, 2442 dexManagerListener); 2443 mArtManagerService = new ArtManagerService(this, installer, mInstallLock); 2444 mMoveCallbacks = new MoveCallbacks(FgThread.get().getLooper()); 2445 2446 mOnPermissionChangeListeners = new OnPermissionChangeListeners( 2447 FgThread.get().getLooper()); 2448 2449 getDefaultDisplayMetrics(context, mMetrics); 2450 2451 Trace.traceBegin(TRACE_TAG_PACKAGE_MANAGER, "get system config"); 2452 SystemConfig systemConfig = SystemConfig.getInstance(); 2453 mAvailableFeatures = systemConfig.getAvailableFeatures(); 2454 Trace.traceEnd(TRACE_TAG_PACKAGE_MANAGER); 2455 2456 mProtectedPackages = new ProtectedPackages(mContext); 2457 2458 synchronized (mInstallLock) { 2459 // writer 2460 synchronized (mPackages) { 2461 mHandlerThread = new ServiceThread(TAG, 2462 Process.THREAD_PRIORITY_BACKGROUND, true /*allowIo*/); 2463 mHandlerThread.start(); 2464 mHandler = new PackageHandler(mHandlerThread.getLooper()); 2465 mProcessLoggingHandler = new ProcessLoggingHandler(); 2466 Watchdog.getInstance().addThread(mHandler, WATCHDOG_TIMEOUT); 2467 mInstantAppRegistry = new InstantAppRegistry(this); 2468 2469 ArrayMap<String, String> libConfig = systemConfig.getSharedLibraries(); 2470 final int builtInLibCount = libConfig.size(); 2471 for (int i = 0; i < builtInLibCount; i++) { 2472 String name = libConfig.keyAt(i); 2473 String path = libConfig.valueAt(i); 2474 addSharedLibraryLPw(path, null, name, SharedLibraryInfo.VERSION_UNDEFINED, 2475 SharedLibraryInfo.TYPE_BUILTIN, PLATFORM_PACKAGE_NAME, 0); 2476 } 2477 2478 SELinuxMMAC.readInstallPolicy(); 2479 2480 Trace.traceBegin(TRACE_TAG_PACKAGE_MANAGER, "read user settings"); 2481 mFirstBoot = !mSettings.readLPw(sUserManager.getUsers(false)); 2482 Trace.traceEnd(TRACE_TAG_PACKAGE_MANAGER); 2483 2484 // Clean up orphaned packages for which the code path doesn't exist 2485 // and they are an update to a system app - caused by bug/32321269 2486 final int packageSettingCount = mSettings.mPackages.size(); 2487 for (int i = packageSettingCount - 1; i >= 0; i--) { 2488 PackageSetting ps = mSettings.mPackages.valueAt(i); 2489 if (!isExternal(ps) && (ps.codePath == null || !ps.codePath.exists()) 2490 && mSettings.getDisabledSystemPkgLPr(ps.name) != null) { 2491 mSettings.mPackages.removeAt(i); 2492 mSettings.enableSystemPackageLPw(ps.name); 2493 } 2494 } 2495 2496 if (mFirstBoot) { 2497 requestCopyPreoptedFiles(); 2498 } 2499 2500 String customResolverActivity = Resources.getSystem().getString( 2501 R.string.config_customResolverActivity); 2502 if (TextUtils.isEmpty(customResolverActivity)) { 2503 customResolverActivity = null; 2504 } else { 2505 mCustomResolverComponentName = ComponentName.unflattenFromString( 2506 customResolverActivity); 2507 } 2508 2509 long startTime = SystemClock.uptimeMillis(); 2510 2511 EventLog.writeEvent(EventLogTags.BOOT_PROGRESS_PMS_SYSTEM_SCAN_START, 2512 startTime); 2513 2514 final String bootClassPath = System.getenv("BOOTCLASSPATH"); 2515 final String systemServerClassPath = System.getenv("SYSTEMSERVERCLASSPATH"); 2516 2517 if (bootClassPath == null) { 2518 Slog.w(TAG, "No BOOTCLASSPATH found!"); 2519 } 2520 2521 if (systemServerClassPath == null) { 2522 Slog.w(TAG, "No SYSTEMSERVERCLASSPATH found!"); 2523 } 2524 2525 File frameworkDir = new File(Environment.getRootDirectory(), "framework"); 2526 2527 final VersionInfo ver = mSettings.getInternalVersion(); 2528 mIsUpgrade = !Build.FINGERPRINT.equals(ver.fingerprint); 2529 if (mIsUpgrade) { 2530 logCriticalInfo(Log.INFO, 2531 "Upgrading from " + ver.fingerprint + " to " + Build.FINGERPRINT); 2532 } 2533 2534 // when upgrading from pre-M, promote system app permissions from install to runtime 2535 mPromoteSystemApps = 2536 mIsUpgrade && ver.sdkVersion <= Build.VERSION_CODES.LOLLIPOP_MR1; 2537 2538 // When upgrading from pre-N, we need to handle package extraction like first boot, 2539 // as there is no profiling data available. 2540 mIsPreNUpgrade = mIsUpgrade && ver.sdkVersion < Build.VERSION_CODES.N; 2541 2542 mIsPreNMR1Upgrade = mIsUpgrade && ver.sdkVersion < Build.VERSION_CODES.N_MR1; 2543 2544 // save off the names of pre-existing system packages prior to scanning; we don't 2545 // want to automatically grant runtime permissions for new system apps 2546 if (mPromoteSystemApps) { 2547 Iterator<PackageSetting> pkgSettingIter = mSettings.mPackages.values().iterator(); 2548 while (pkgSettingIter.hasNext()) { 2549 PackageSetting ps = pkgSettingIter.next(); 2550 if (isSystemApp(ps)) { 2551 mExistingSystemPackages.add(ps.name); 2552 } 2553 } 2554 } 2555 2556 mCacheDir = preparePackageParserCache(mIsUpgrade); 2557 2558 // Set flag to monitor and not change apk file paths when 2559 // scanning install directories. 2560 int scanFlags = SCAN_BOOTING | SCAN_INITIAL; 2561 2562 if (mIsUpgrade || mFirstBoot) { 2563 scanFlags = scanFlags | SCAN_FIRST_BOOT_OR_UPGRADE; 2564 } 2565 2566 // Collect vendor/product overlay packages. (Do this before scanning any apps.) 2567 // For security and version matching reason, only consider 2568 // overlay packages if they reside in the right directory. 2569 scanDirTracedLI(new File(VENDOR_OVERLAY_DIR), 2570 mDefParseFlags 2571 | PackageParser.PARSE_IS_SYSTEM_DIR, 2572 scanFlags 2573 | SCAN_AS_SYSTEM 2574 | SCAN_AS_VENDOR, 2575 0); 2576 scanDirTracedLI(new File(PRODUCT_OVERLAY_DIR), 2577 mDefParseFlags 2578 | PackageParser.PARSE_IS_SYSTEM_DIR, 2579 scanFlags 2580 | SCAN_AS_SYSTEM 2581 | SCAN_AS_PRODUCT, 2582 0); 2583 2584 mParallelPackageParserCallback.findStaticOverlayPackages(); 2585 2586 // Find base frameworks (resource packages without code). 2587 scanDirTracedLI(frameworkDir, 2588 mDefParseFlags 2589 | PackageParser.PARSE_IS_SYSTEM_DIR, 2590 scanFlags 2591 | SCAN_NO_DEX 2592 | SCAN_AS_SYSTEM 2593 | SCAN_AS_PRIVILEGED, 2594 0); 2595 2596 // Collected privileged system packages. 2597 final File privilegedAppDir = new File(Environment.getRootDirectory(), "priv-app"); 2598 scanDirTracedLI(privilegedAppDir, 2599 mDefParseFlags 2600 | PackageParser.PARSE_IS_SYSTEM_DIR, 2601 scanFlags 2602 | SCAN_AS_SYSTEM 2603 | SCAN_AS_PRIVILEGED, 2604 0); 2605 2606 // Collect ordinary system packages. 2607 final File systemAppDir = new File(Environment.getRootDirectory(), "app"); 2608 scanDirTracedLI(systemAppDir, 2609 mDefParseFlags 2610 | PackageParser.PARSE_IS_SYSTEM_DIR, 2611 scanFlags 2612 | SCAN_AS_SYSTEM, 2613 0); 2614 2615 // Collected privileged vendor packages. 2616 File privilegedVendorAppDir = new File(Environment.getVendorDirectory(), "priv-app"); 2617 try { 2618 privilegedVendorAppDir = privilegedVendorAppDir.getCanonicalFile(); 2619 } catch (IOException e) { 2620 // failed to look up canonical path, continue with original one 2621 } 2622 scanDirTracedLI(privilegedVendorAppDir, 2623 mDefParseFlags 2624 | PackageParser.PARSE_IS_SYSTEM_DIR, 2625 scanFlags 2626 | SCAN_AS_SYSTEM 2627 | SCAN_AS_VENDOR 2628 | SCAN_AS_PRIVILEGED, 2629 0); 2630 2631 // Collect ordinary vendor packages. 2632 File vendorAppDir = new File(Environment.getVendorDirectory(), "app"); 2633 try { 2634 vendorAppDir = vendorAppDir.getCanonicalFile(); 2635 } catch (IOException e) { 2636 // failed to look up canonical path, continue with original one 2637 } 2638 scanDirTracedLI(vendorAppDir, 2639 mDefParseFlags 2640 | PackageParser.PARSE_IS_SYSTEM_DIR, 2641 scanFlags 2642 | SCAN_AS_SYSTEM 2643 | SCAN_AS_VENDOR, 2644 0); 2645 2646 // Collect all OEM packages. 2647 final File oemAppDir = new File(Environment.getOemDirectory(), "app"); 2648 scanDirTracedLI(oemAppDir, 2649 mDefParseFlags 2650 | PackageParser.PARSE_IS_SYSTEM_DIR, 2651 scanFlags 2652 | SCAN_AS_SYSTEM 2653 | SCAN_AS_OEM, 2654 0); 2655 2656 // Collected privileged product packages. 2657 File privilegedProductAppDir = new File(Environment.getProductDirectory(), "priv-app"); 2658 try { 2659 privilegedProductAppDir = privilegedProductAppDir.getCanonicalFile(); 2660 } catch (IOException e) { 2661 // failed to look up canonical path, continue with original one 2662 } 2663 scanDirTracedLI(privilegedProductAppDir, 2664 mDefParseFlags 2665 | PackageParser.PARSE_IS_SYSTEM_DIR, 2666 scanFlags 2667 | SCAN_AS_SYSTEM 2668 | SCAN_AS_PRODUCT 2669 | SCAN_AS_PRIVILEGED, 2670 0); 2671 2672 // Collect ordinary product packages. 2673 File productAppDir = new File(Environment.getProductDirectory(), "app"); 2674 try { 2675 productAppDir = productAppDir.getCanonicalFile(); 2676 } catch (IOException e) { 2677 // failed to look up canonical path, continue with original one 2678 } 2679 scanDirTracedLI(productAppDir, 2680 mDefParseFlags 2681 | PackageParser.PARSE_IS_SYSTEM_DIR, 2682 scanFlags 2683 | SCAN_AS_SYSTEM 2684 | SCAN_AS_PRODUCT, 2685 0); 2686 2687 // Prune any system packages that no longer exist. 2688 final List<String> possiblyDeletedUpdatedSystemApps = new ArrayList<>(); 2689 // Stub packages must either be replaced with full versions in the /data 2690 // partition or be disabled. 2691 final List<String> stubSystemApps = new ArrayList<>(); 2692 if (!mOnlyCore) { 2693 // do this first before mucking with mPackages for the "expecting better" case 2694 final Iterator<PackageParser.Package> pkgIterator = mPackages.values().iterator(); 2695 while (pkgIterator.hasNext()) { 2696 final PackageParser.Package pkg = pkgIterator.next(); 2697 if (pkg.isStub) { 2698 stubSystemApps.add(pkg.packageName); 2699 } 2700 } 2701 2702 final Iterator<PackageSetting> psit = mSettings.mPackages.values().iterator(); 2703 while (psit.hasNext()) { 2704 PackageSetting ps = psit.next(); 2705 2706 /* 2707 * If this is not a system app, it can't be a 2708 * disable system app. 2709 */ 2710 if ((ps.pkgFlags & ApplicationInfo.FLAG_SYSTEM) == 0) { 2711 continue; 2712 } 2713 2714 /* 2715 * If the package is scanned, it's not erased. 2716 */ 2717 final PackageParser.Package scannedPkg = mPackages.get(ps.name); 2718 if (scannedPkg != null) { 2719 /* 2720 * If the system app is both scanned and in the 2721 * disabled packages list, then it must have been 2722 * added via OTA. Remove it from the currently 2723 * scanned package so the previously user-installed 2724 * application can be scanned. 2725 */ 2726 if (mSettings.isDisabledSystemPackageLPr(ps.name)) { 2727 logCriticalInfo(Log.WARN, 2728 "Expecting better updated system app for " + ps.name 2729 + "; removing system app. Last known" 2730 + " codePath=" + ps.codePathString 2731 + ", versionCode=" + ps.versionCode 2732 + "; scanned versionCode=" + scannedPkg.getLongVersionCode()); 2733 removePackageLI(scannedPkg, true); 2734 mExpectingBetter.put(ps.name, ps.codePath); 2735 } 2736 2737 continue; 2738 } 2739 2740 if (!mSettings.isDisabledSystemPackageLPr(ps.name)) { 2741 psit.remove(); 2742 logCriticalInfo(Log.WARN, "System package " + ps.name 2743 + " no longer exists; it's data will be wiped"); 2744 // Actual deletion of code and data will be handled by later 2745 // reconciliation step 2746 } else { 2747 // we still have a disabled system package, but, it still might have 2748 // been removed. check the code path still exists and check there's 2749 // still a package. the latter can happen if an OTA keeps the same 2750 // code path, but, changes the package name. 2751 final PackageSetting disabledPs = 2752 mSettings.getDisabledSystemPkgLPr(ps.name); 2753 if (disabledPs.codePath == null || !disabledPs.codePath.exists() 2754 || disabledPs.pkg == null) { 2755 possiblyDeletedUpdatedSystemApps.add(ps.name); 2756 } 2757 } 2758 } 2759 } 2760 2761 //delete tmp files 2762 deleteTempPackageFiles(); 2763 2764 final int cachedSystemApps = PackageParser.sCachedPackageReadCount.get(); 2765 2766 // Remove any shared userIDs that have no associated packages 2767 mSettings.pruneSharedUsersLPw(); 2768 final long systemScanTime = SystemClock.uptimeMillis() - startTime; 2769 final int systemPackagesCount = mPackages.size(); 2770 Slog.i(TAG, "Finished scanning system apps. Time: " + systemScanTime 2771 + " ms, packageCount: " + systemPackagesCount 2772 + " , timePerPackage: " 2773 + (systemPackagesCount == 0 ? 0 : systemScanTime / systemPackagesCount) 2774 + " , cached: " + cachedSystemApps); 2775 if (mIsUpgrade && systemPackagesCount > 0) { 2776 MetricsLogger.histogram(null, "ota_package_manager_system_app_avg_scan_time", 2777 ((int) systemScanTime) / systemPackagesCount); 2778 } 2779 if (!mOnlyCore) { 2780 EventLog.writeEvent(EventLogTags.BOOT_PROGRESS_PMS_DATA_SCAN_START, 2781 SystemClock.uptimeMillis()); 2782 scanDirTracedLI(sAppInstallDir, 0, scanFlags | SCAN_REQUIRE_KNOWN, 0); 2783 2784 scanDirTracedLI(sDrmAppPrivateInstallDir, mDefParseFlags 2785 | PackageParser.PARSE_FORWARD_LOCK, 2786 scanFlags | SCAN_REQUIRE_KNOWN, 0); 2787 2788 // Remove disable package settings for updated system apps that were 2789 // removed via an OTA. If the update is no longer present, remove the 2790 // app completely. Otherwise, revoke their system privileges. 2791 for (String deletedAppName : possiblyDeletedUpdatedSystemApps) { 2792 PackageParser.Package deletedPkg = mPackages.get(deletedAppName); 2793 mSettings.removeDisabledSystemPackageLPw(deletedAppName); 2794 final String msg; 2795 if (deletedPkg == null) { 2796 // should have found an update, but, we didn't; remove everything 2797 msg = "Updated system package " + deletedAppName 2798 + " no longer exists; removing its data"; 2799 // Actual deletion of code and data will be handled by later 2800 // reconciliation step 2801 } else { 2802 // found an update; revoke system privileges 2803 msg = "Updated system package + " + deletedAppName 2804 + " no longer exists; revoking system privileges"; 2805 2806 // Don't do anything if a stub is removed from the system image. If 2807 // we were to remove the uncompressed version from the /data partition, 2808 // this is where it'd be done. 2809 2810 final PackageSetting deletedPs = mSettings.mPackages.get(deletedAppName); 2811 deletedPkg.applicationInfo.flags &= ~ApplicationInfo.FLAG_SYSTEM; 2812 deletedPs.pkgFlags &= ~ApplicationInfo.FLAG_SYSTEM; 2813 } 2814 logCriticalInfo(Log.WARN, msg); 2815 } 2816 2817 /* 2818 * Make sure all system apps that we expected to appear on 2819 * the userdata partition actually showed up. If they never 2820 * appeared, crawl back and revive the system version. 2821 */ 2822 for (int i = 0; i < mExpectingBetter.size(); i++) { 2823 final String packageName = mExpectingBetter.keyAt(i); 2824 if (!mPackages.containsKey(packageName)) { 2825 final File scanFile = mExpectingBetter.valueAt(i); 2826 2827 logCriticalInfo(Log.WARN, "Expected better " + packageName 2828 + " but never showed up; reverting to system"); 2829 2830 final @ParseFlags int reparseFlags; 2831 final @ScanFlags int rescanFlags; 2832 if (FileUtils.contains(privilegedAppDir, scanFile)) { 2833 reparseFlags = 2834 mDefParseFlags | 2835 PackageParser.PARSE_IS_SYSTEM_DIR; 2836 rescanFlags = 2837 scanFlags 2838 | SCAN_AS_SYSTEM 2839 | SCAN_AS_PRIVILEGED; 2840 } else if (FileUtils.contains(systemAppDir, scanFile)) { 2841 reparseFlags = 2842 mDefParseFlags | 2843 PackageParser.PARSE_IS_SYSTEM_DIR; 2844 rescanFlags = 2845 scanFlags 2846 | SCAN_AS_SYSTEM; 2847 } else if (FileUtils.contains(privilegedVendorAppDir, scanFile)) { 2848 reparseFlags = 2849 mDefParseFlags | 2850 PackageParser.PARSE_IS_SYSTEM_DIR; 2851 rescanFlags = 2852 scanFlags 2853 | SCAN_AS_SYSTEM 2854 | SCAN_AS_VENDOR 2855 | SCAN_AS_PRIVILEGED; 2856 } else if (FileUtils.contains(vendorAppDir, scanFile)) { 2857 reparseFlags = 2858 mDefParseFlags | 2859 PackageParser.PARSE_IS_SYSTEM_DIR; 2860 rescanFlags = 2861 scanFlags 2862 | SCAN_AS_SYSTEM 2863 | SCAN_AS_VENDOR; 2864 } else if (FileUtils.contains(oemAppDir, scanFile)) { 2865 reparseFlags = 2866 mDefParseFlags | 2867 PackageParser.PARSE_IS_SYSTEM_DIR; 2868 rescanFlags = 2869 scanFlags 2870 | SCAN_AS_SYSTEM 2871 | SCAN_AS_OEM; 2872 } else if (FileUtils.contains(privilegedProductAppDir, scanFile)) { 2873 reparseFlags = 2874 mDefParseFlags | 2875 PackageParser.PARSE_IS_SYSTEM_DIR; 2876 rescanFlags = 2877 scanFlags 2878 | SCAN_AS_SYSTEM 2879 | SCAN_AS_PRODUCT 2880 | SCAN_AS_PRIVILEGED; 2881 } else if (FileUtils.contains(productAppDir, scanFile)) { 2882 reparseFlags = 2883 mDefParseFlags | 2884 PackageParser.PARSE_IS_SYSTEM_DIR; 2885 rescanFlags = 2886 scanFlags 2887 | SCAN_AS_SYSTEM 2888 | SCAN_AS_PRODUCT; 2889 } else { 2890 Slog.e(TAG, "Ignoring unexpected fallback path " + scanFile); 2891 continue; 2892 } 2893 2894 mSettings.enableSystemPackageLPw(packageName); 2895 2896 try { 2897 scanPackageTracedLI(scanFile, reparseFlags, rescanFlags, 0, null); 2898 } catch (PackageManagerException e) { 2899 Slog.e(TAG, "Failed to parse original system package: " 2900 + e.getMessage()); 2901 } 2902 } 2903 } 2904 2905 // Uncompress and install any stubbed system applications. 2906 // This must be done last to ensure all stubs are replaced or disabled. 2907 decompressSystemApplications(stubSystemApps, scanFlags); 2908 2909 final int cachedNonSystemApps = PackageParser.sCachedPackageReadCount.get() 2910 - cachedSystemApps; 2911 2912 final long dataScanTime = SystemClock.uptimeMillis() - systemScanTime - startTime; 2913 final int dataPackagesCount = mPackages.size() - systemPackagesCount; 2914 Slog.i(TAG, "Finished scanning non-system apps. Time: " + dataScanTime 2915 + " ms, packageCount: " + dataPackagesCount 2916 + " , timePerPackage: " 2917 + (dataPackagesCount == 0 ? 0 : dataScanTime / dataPackagesCount) 2918 + " , cached: " + cachedNonSystemApps); 2919 if (mIsUpgrade && dataPackagesCount > 0) { 2920 MetricsLogger.histogram(null, "ota_package_manager_data_app_avg_scan_time", 2921 ((int) dataScanTime) / dataPackagesCount); 2922 } 2923 } 2924 mExpectingBetter.clear(); 2925 2926 // Resolve the storage manager. 2927 mStorageManagerPackage = getStorageManagerPackageName(); 2928 2929 // Resolve protected action filters. Only the setup wizard is allowed to 2930 // have a high priority filter for these actions. 2931 mSetupWizardPackage = getSetupWizardPackageName(); 2932 if (mProtectedFilters.size() > 0) { 2933 if (DEBUG_FILTERS && mSetupWizardPackage == null) { 2934 Slog.i(TAG, "No setup wizard;" 2935 + " All protected intents capped to priority 0"); 2936 } 2937 for (ActivityIntentInfo filter : mProtectedFilters) { 2938 if (filter.activity.info.packageName.equals(mSetupWizardPackage)) { 2939 if (DEBUG_FILTERS) { 2940 Slog.i(TAG, "Found setup wizard;" 2941 + " allow priority " + filter.getPriority() + ";" 2942 + " package: " + filter.activity.info.packageName 2943 + " activity: " + filter.activity.className 2944 + " priority: " + filter.getPriority()); 2945 } 2946 // skip setup wizard; allow it to keep the high priority filter 2947 continue; 2948 } 2949 if (DEBUG_FILTERS) { 2950 Slog.i(TAG, "Protected action; cap priority to 0;" 2951 + " package: " + filter.activity.info.packageName 2952 + " activity: " + filter.activity.className 2953 + " origPrio: " + filter.getPriority()); 2954 } 2955 filter.setPriority(0); 2956 } 2957 } 2958 2959 mSystemTextClassifierPackage = getSystemTextClassifierPackageName(); 2960 2961 mDeferProtectedFilters = false; 2962 mProtectedFilters.clear(); 2963 2964 // Now that we know all of the shared libraries, update all clients to have 2965 // the correct library paths. 2966 updateAllSharedLibrariesLPw(null); 2967 2968 for (SharedUserSetting setting : mSettings.getAllSharedUsersLPw()) { 2969 // NOTE: We ignore potential failures here during a system scan (like 2970 // the rest of the commands above) because there's precious little we 2971 // can do about it. A settings error is reported, though. 2972 final List<String> changedAbiCodePath = 2973 adjustCpuAbisForSharedUserLPw(setting.packages, null /*scannedPackage*/); 2974 if (changedAbiCodePath != null && changedAbiCodePath.size() > 0) { 2975 for (int i = changedAbiCodePath.size() - 1; i >= 0; --i) { 2976 final String codePathString = changedAbiCodePath.get(i); 2977 try { 2978 mInstaller.rmdex(codePathString, 2979 getDexCodeInstructionSet(getPreferredInstructionSet())); 2980 } catch (InstallerException ignored) { 2981 } 2982 } 2983 } 2984 // Adjust seInfo to ensure apps which share a sharedUserId are placed in the same 2985 // SELinux domain. 2986 setting.fixSeInfoLocked(); 2987 } 2988 2989 // Now that we know all the packages we are keeping, 2990 // read and update their last usage times. 2991 mPackageUsage.read(mPackages); 2992 mCompilerStats.read(); 2993 2994 EventLog.writeEvent(EventLogTags.BOOT_PROGRESS_PMS_SCAN_END, 2995 SystemClock.uptimeMillis()); 2996 Slog.i(TAG, "Time to scan packages: " 2997 + ((SystemClock.uptimeMillis()-startTime)/1000f) 2998 + " seconds"); 2999 3000 // If the platform SDK has changed since the last time we booted, 3001 // we need to re-grant app permission to catch any new ones that 3002 // appear. This is really a hack, and means that apps can in some 3003 // cases get permissions that the user didn't initially explicitly 3004 // allow... it would be nice to have some better way to handle 3005 // this situation. 3006 final boolean sdkUpdated = (ver.sdkVersion != mSdkVersion); 3007 if (sdkUpdated) { 3008 Slog.i(TAG, "Platform changed from " + ver.sdkVersion + " to " 3009 + mSdkVersion + "; regranting permissions for internal storage"); 3010 } 3011 mPermissionManager.updateAllPermissions( 3012 StorageManager.UUID_PRIVATE_INTERNAL, sdkUpdated, mPackages.values(), 3013 mPermissionCallback); 3014 ver.sdkVersion = mSdkVersion; 3015 3016 // If this is the first boot or an update from pre-M, and it is a normal 3017 // boot, then we need to initialize the default preferred apps across 3018 // all defined users. 3019 if (!onlyCore && (mPromoteSystemApps || mFirstBoot)) { 3020 for (UserInfo user : sUserManager.getUsers(true)) { 3021 mSettings.applyDefaultPreferredAppsLPw(this, user.id); 3022 applyFactoryDefaultBrowserLPw(user.id); 3023 primeDomainVerificationsLPw(user.id); 3024 } 3025 } 3026 3027 // Prepare storage for system user really early during boot, 3028 // since core system apps like SettingsProvider and SystemUI 3029 // can't wait for user to start 3030 final int storageFlags; 3031 if (StorageManager.isFileEncryptedNativeOrEmulated()) { 3032 storageFlags = StorageManager.FLAG_STORAGE_DE; 3033 } else { 3034 storageFlags = StorageManager.FLAG_STORAGE_DE | StorageManager.FLAG_STORAGE_CE; 3035 } 3036 List<String> deferPackages = reconcileAppsDataLI(StorageManager.UUID_PRIVATE_INTERNAL, 3037 UserHandle.USER_SYSTEM, storageFlags, true /* migrateAppData */, 3038 true /* onlyCoreApps */); 3039 mPrepareAppDataFuture = SystemServerInitThreadPool.get().submit(() -> { 3040 TimingsTraceLog traceLog = new TimingsTraceLog("SystemServerTimingAsync", 3041 Trace.TRACE_TAG_PACKAGE_MANAGER); 3042 traceLog.traceBegin("AppDataFixup"); 3043 try { 3044 mInstaller.fixupAppData(StorageManager.UUID_PRIVATE_INTERNAL, 3045 StorageManager.FLAG_STORAGE_DE | StorageManager.FLAG_STORAGE_CE); 3046 } catch (InstallerException e) { 3047 Slog.w(TAG, "Trouble fixing GIDs", e); 3048 } 3049 traceLog.traceEnd(); 3050 3051 traceLog.traceBegin("AppDataPrepare"); 3052 if (deferPackages == null || deferPackages.isEmpty()) { 3053 return; 3054 } 3055 int count = 0; 3056 for (String pkgName : deferPackages) { 3057 PackageParser.Package pkg = null; 3058 synchronized (mPackages) { 3059 PackageSetting ps = mSettings.getPackageLPr(pkgName); 3060 if (ps != null && ps.getInstalled(UserHandle.USER_SYSTEM)) { 3061 pkg = ps.pkg; 3062 } 3063 } 3064 if (pkg != null) { 3065 synchronized (mInstallLock) { 3066 prepareAppDataAndMigrateLIF(pkg, UserHandle.USER_SYSTEM, storageFlags, 3067 true /* maybeMigrateAppData */); 3068 } 3069 count++; 3070 } 3071 } 3072 traceLog.traceEnd(); 3073 Slog.i(TAG, "Deferred reconcileAppsData finished " + count + " packages"); 3074 }, "prepareAppData"); 3075 3076 // If this is first boot after an OTA, and a normal boot, then 3077 // we need to clear code cache directories. 3078 // Note that we do *not* clear the application profiles. These remain valid 3079 // across OTAs and are used to drive profile verification (post OTA) and 3080 // profile compilation (without waiting to collect a fresh set of profiles). 3081 if (mIsUpgrade && !onlyCore) { 3082 Slog.i(TAG, "Build fingerprint changed; clearing code caches"); 3083 for (int i = 0; i < mSettings.mPackages.size(); i++) { 3084 final PackageSetting ps = mSettings.mPackages.valueAt(i); 3085 if (Objects.equals(StorageManager.UUID_PRIVATE_INTERNAL, ps.volumeUuid)) { 3086 // No apps are running this early, so no need to freeze 3087 clearAppDataLIF(ps.pkg, UserHandle.USER_ALL, 3088 StorageManager.FLAG_STORAGE_DE | StorageManager.FLAG_STORAGE_CE 3089 | Installer.FLAG_CLEAR_CODE_CACHE_ONLY); 3090 } 3091 } 3092 ver.fingerprint = Build.FINGERPRINT; 3093 } 3094 3095 checkDefaultBrowser(); 3096 3097 // clear only after permissions and other defaults have been updated 3098 mExistingSystemPackages.clear(); 3099 mPromoteSystemApps = false; 3100 3101 // All the changes are done during package scanning. 3102 ver.databaseVersion = Settings.CURRENT_DATABASE_VERSION; 3103 3104 // can downgrade to reader 3105 Trace.traceBegin(TRACE_TAG_PACKAGE_MANAGER, "write settings"); 3106 mSettings.writeLPr(); 3107 Trace.traceEnd(TRACE_TAG_PACKAGE_MANAGER); 3108 EventLog.writeEvent(EventLogTags.BOOT_PROGRESS_PMS_READY, 3109 SystemClock.uptimeMillis()); 3110 3111 if (!mOnlyCore) { 3112 mRequiredVerifierPackage = getRequiredButNotReallyRequiredVerifierLPr(); 3113 mRequiredInstallerPackage = getRequiredInstallerLPr(); 3114 mRequiredUninstallerPackage = getRequiredUninstallerLPr(); 3115 mIntentFilterVerifierComponent = getIntentFilterVerifierComponentNameLPr(); 3116 if (mIntentFilterVerifierComponent != null) { 3117 mIntentFilterVerifier = new IntentVerifierProxy(mContext, 3118 mIntentFilterVerifierComponent); 3119 } else { 3120 mIntentFilterVerifier = null; 3121 } 3122 mServicesSystemSharedLibraryPackageName = getRequiredSharedLibraryLPr( 3123 PackageManager.SYSTEM_SHARED_LIBRARY_SERVICES, 3124 SharedLibraryInfo.VERSION_UNDEFINED); 3125 mSharedSystemSharedLibraryPackageName = getRequiredSharedLibraryLPr( 3126 PackageManager.SYSTEM_SHARED_LIBRARY_SHARED, 3127 SharedLibraryInfo.VERSION_UNDEFINED); 3128 } else { 3129 mRequiredVerifierPackage = null; 3130 mRequiredInstallerPackage = null; 3131 mRequiredUninstallerPackage = null; 3132 mIntentFilterVerifierComponent = null; 3133 mIntentFilterVerifier = null; 3134 mServicesSystemSharedLibraryPackageName = null; 3135 mSharedSystemSharedLibraryPackageName = null; 3136 } 3137 3138 mInstallerService = new PackageInstallerService(context, this); 3139 final Pair<ComponentName, String> instantAppResolverComponent = 3140 getInstantAppResolverLPr(); 3141 if (instantAppResolverComponent != null) { 3142 if (DEBUG_INSTANT) { 3143 Slog.d(TAG, "Set ephemeral resolver: " + instantAppResolverComponent); 3144 } 3145 mInstantAppResolverConnection = new InstantAppResolverConnection( 3146 mContext, instantAppResolverComponent.first, 3147 instantAppResolverComponent.second); 3148 mInstantAppResolverSettingsComponent = 3149 getInstantAppResolverSettingsLPr(instantAppResolverComponent.first); 3150 } else { 3151 mInstantAppResolverConnection = null; 3152 mInstantAppResolverSettingsComponent = null; 3153 } 3154 updateInstantAppInstallerLocked(null); 3155 3156 // Read and update the usage of dex files. 3157 // Do this at the end of PM init so that all the packages have their 3158 // data directory reconciled. 3159 // At this point we know the code paths of the packages, so we can validate 3160 // the disk file and build the internal cache. 3161 // The usage file is expected to be small so loading and verifying it 3162 // should take a fairly small time compare to the other activities (e.g. package 3163 // scanning). 3164 final Map<Integer, List<PackageInfo>> userPackages = new HashMap<>(); 3165 final int[] currentUserIds = UserManagerService.getInstance().getUserIds(); 3166 for (int userId : currentUserIds) { 3167 userPackages.put(userId, getInstalledPackages(/*flags*/ 0, userId).getList()); 3168 } 3169 mDexManager.load(userPackages); 3170 if (mIsUpgrade) { 3171 MetricsLogger.histogram(null, "ota_package_manager_init_time", 3172 (int) (SystemClock.uptimeMillis() - startTime)); 3173 } 3174 } // synchronized (mPackages) 3175 } // synchronized (mInstallLock) 3176 3177 // Now after opening every single application zip, make sure they 3178 // are all flushed. Not really needed, but keeps things nice and 3179 // tidy. 3180 Trace.traceBegin(TRACE_TAG_PACKAGE_MANAGER, "GC"); 3181 Runtime.getRuntime().gc(); 3182 Trace.traceEnd(TRACE_TAG_PACKAGE_MANAGER); 3183 3184 Trace.traceBegin(TRACE_TAG_PACKAGE_MANAGER, "loadFallbacks"); 3185 FallbackCategoryProvider.loadFallbacks(); 3186 Trace.traceEnd(TRACE_TAG_PACKAGE_MANAGER); 3187 3188 // The initial scanning above does many calls into installd while 3189 // holding the mPackages lock, but we're mostly interested in yelling 3190 // once we have a booted system. 3191 mInstaller.setWarnIfHeld(mPackages); 3192 3193 Trace.traceEnd(TRACE_TAG_PACKAGE_MANAGER); 3194 } 3195 3196 /** 3197 * Uncompress and install stub applications. 3198 * <p>In order to save space on the system partition, some applications are shipped in a 3199 * compressed form. In addition the compressed bits for the full application, the 3200 * system image contains a tiny stub comprised of only the Android manifest. 3201 * <p>During the first boot, attempt to uncompress and install the full application. If 3202 * the application can't be installed for any reason, disable the stub and prevent 3203 * uncompressing the full application during future boots. 3204 * <p>In order to forcefully attempt an installation of a full application, go to app 3205 * settings and enable the application. 3206 */ 3207 private void decompressSystemApplications(@NonNull List<String> stubSystemApps, int scanFlags) { 3208 for (int i = stubSystemApps.size() - 1; i >= 0; --i) { 3209 final String pkgName = stubSystemApps.get(i); 3210 // skip if the system package is already disabled 3211 if (mSettings.isDisabledSystemPackageLPr(pkgName)) { 3212 stubSystemApps.remove(i); 3213 continue; 3214 } 3215 // skip if the package isn't installed (?!); this should never happen 3216 final PackageParser.Package pkg = mPackages.get(pkgName); 3217 if (pkg == null) { 3218 stubSystemApps.remove(i); 3219 continue; 3220 } 3221 // skip if the package has been disabled by the user 3222 final PackageSetting ps = mSettings.mPackages.get(pkgName); 3223 if (ps != null) { 3224 final int enabledState = ps.getEnabled(UserHandle.USER_SYSTEM); 3225 if (enabledState == PackageManager.COMPONENT_ENABLED_STATE_DISABLED_USER) { 3226 stubSystemApps.remove(i); 3227 continue; 3228 } 3229 } 3230 3231 if (DEBUG_COMPRESSION) { 3232 Slog.i(TAG, "Uncompressing system stub; pkg: " + pkgName); 3233 } 3234 3235 // uncompress the binary to its eventual destination on /data 3236 final File scanFile = decompressPackage(pkg); 3237 if (scanFile == null) { 3238 continue; 3239 } 3240 3241 // install the package to replace the stub on /system 3242 try { 3243 mSettings.disableSystemPackageLPw(pkgName, true /*replaced*/); 3244 removePackageLI(pkg, true /*chatty*/); 3245 scanPackageTracedLI(scanFile, 0 /*reparseFlags*/, scanFlags, 0, null); 3246 ps.setEnabled(PackageManager.COMPONENT_ENABLED_STATE_DEFAULT, 3247 UserHandle.USER_SYSTEM, "android"); 3248 stubSystemApps.remove(i); 3249 continue; 3250 } catch (PackageManagerException e) { 3251 Slog.e(TAG, "Failed to parse uncompressed system package: " + e.getMessage()); 3252 } 3253 3254 // any failed attempt to install the package will be cleaned up later 3255 } 3256 3257 // disable any stub still left; these failed to install the full application 3258 for (int i = stubSystemApps.size() - 1; i >= 0; --i) { 3259 final String pkgName = stubSystemApps.get(i); 3260 final PackageSetting ps = mSettings.mPackages.get(pkgName); 3261 ps.setEnabled(PackageManager.COMPONENT_ENABLED_STATE_DISABLED, 3262 UserHandle.USER_SYSTEM, "android"); 3263 logCriticalInfo(Log.ERROR, "Stub disabled; pkg: " + pkgName); 3264 } 3265 } 3266 3267 /** 3268 * Decompresses the given package on the system image onto 3269 * the /data partition. 3270 * @return The directory the package was decompressed into. Otherwise, {@code null}. 3271 */ 3272 private File decompressPackage(PackageParser.Package pkg) { 3273 final File[] compressedFiles = getCompressedFiles(pkg.codePath); 3274 if (compressedFiles == null || compressedFiles.length == 0) { 3275 if (DEBUG_COMPRESSION) { 3276 Slog.i(TAG, "No files to decompress: " + pkg.baseCodePath); 3277 } 3278 return null; 3279 } 3280 final File dstCodePath = 3281 getNextCodePath(Environment.getDataAppDirectory(null), pkg.packageName); 3282 int ret = PackageManager.INSTALL_SUCCEEDED; 3283 try { 3284 Os.mkdir(dstCodePath.getAbsolutePath(), 0755); 3285 Os.chmod(dstCodePath.getAbsolutePath(), 0755); 3286 for (File srcFile : compressedFiles) { 3287 final String srcFileName = srcFile.getName(); 3288 final String dstFileName = srcFileName.substring( 3289 0, srcFileName.length() - COMPRESSED_EXTENSION.length()); 3290 final File dstFile = new File(dstCodePath, dstFileName); 3291 ret = decompressFile(srcFile, dstFile); 3292 if (ret != PackageManager.INSTALL_SUCCEEDED) { 3293 logCriticalInfo(Log.ERROR, "Failed to decompress" 3294 + "; pkg: " + pkg.packageName 3295 + ", file: " + dstFileName); 3296 break; 3297 } 3298 } 3299 } catch (ErrnoException e) { 3300 logCriticalInfo(Log.ERROR, "Failed to decompress" 3301 + "; pkg: " + pkg.packageName 3302 + ", err: " + e.errno); 3303 } 3304 if (ret == PackageManager.INSTALL_SUCCEEDED) { 3305 final File libraryRoot = new File(dstCodePath, LIB_DIR_NAME); 3306 NativeLibraryHelper.Handle handle = null; 3307 try { 3308 handle = NativeLibraryHelper.Handle.create(dstCodePath); 3309 ret = NativeLibraryHelper.copyNativeBinariesWithOverride(handle, libraryRoot, 3310 null /*abiOverride*/); 3311 } catch (IOException e) { 3312 logCriticalInfo(Log.ERROR, "Failed to extract native libraries" 3313 + "; pkg: " + pkg.packageName); 3314 ret = PackageManager.INSTALL_FAILED_INTERNAL_ERROR; 3315 } finally { 3316 IoUtils.closeQuietly(handle); 3317 } 3318 } 3319 if (ret != PackageManager.INSTALL_SUCCEEDED) { 3320 if (dstCodePath == null || !dstCodePath.exists()) { 3321 return null; 3322 } 3323 removeCodePathLI(dstCodePath); 3324 return null; 3325 } 3326 3327 return dstCodePath; 3328 } 3329 3330 private void updateInstantAppInstallerLocked(String modifiedPackage) { 3331 // we're only interested in updating the installer appliction when 1) it's not 3332 // already set or 2) the modified package is the installer 3333 if (mInstantAppInstallerActivity != null 3334 && !mInstantAppInstallerActivity.getComponentName().getPackageName() 3335 .equals(modifiedPackage)) { 3336 return; 3337 } 3338 setUpInstantAppInstallerActivityLP(getInstantAppInstallerLPr()); 3339 } 3340 3341 private static File preparePackageParserCache(boolean isUpgrade) { 3342 if (!DEFAULT_PACKAGE_PARSER_CACHE_ENABLED) { 3343 return null; 3344 } 3345 3346 // Disable package parsing on eng builds to allow for faster incremental development. 3347 if (Build.IS_ENG) { 3348 return null; 3349 } 3350 3351 if (SystemProperties.getBoolean("pm.boot.disable_package_cache", false)) { 3352 Slog.i(TAG, "Disabling package parser cache due to system property."); 3353 return null; 3354 } 3355 3356 // The base directory for the package parser cache lives under /data/system/. 3357 final File cacheBaseDir = FileUtils.createDir(Environment.getDataSystemDirectory(), 3358 "package_cache"); 3359 if (cacheBaseDir == null) { 3360 return null; 3361 } 3362 3363 // If this is a system upgrade scenario, delete the contents of the package cache dir. 3364 // This also serves to "GC" unused entries when the package cache version changes (which 3365 // can only happen during upgrades). 3366 if (isUpgrade) { 3367 FileUtils.deleteContents(cacheBaseDir); 3368 } 3369 3370 3371 // Return the versioned package cache directory. This is something like 3372 // "/data/system/package_cache/1" 3373 File cacheDir = FileUtils.createDir(cacheBaseDir, PACKAGE_PARSER_CACHE_VERSION); 3374 3375 // The following is a workaround to aid development on non-numbered userdebug 3376 // builds or cases where "adb sync" is used on userdebug builds. If we detect that 3377 // the system partition is newer. 3378 // 3379 // NOTE: When no BUILD_NUMBER is set by the build system, it defaults to a build 3380 // that starts with "eng." to signify that this is an engineering build and not 3381 // destined for release. 3382 if (Build.IS_USERDEBUG && Build.VERSION.INCREMENTAL.startsWith("eng.")) { 3383 Slog.w(TAG, "Wiping cache directory because the system partition changed."); 3384 3385 // Heuristic: If the /system directory has been modified recently due to an "adb sync" 3386 // or a regular make, then blow away the cache. Note that mtimes are *NOT* reliable 3387 // in general and should not be used for production changes. In this specific case, 3388 // we know that they will work. 3389 File frameworkDir = new File(Environment.getRootDirectory(), "framework"); 3390 if (cacheDir.lastModified() < frameworkDir.lastModified()) { 3391 FileUtils.deleteContents(cacheBaseDir); 3392 cacheDir = FileUtils.createDir(cacheBaseDir, PACKAGE_PARSER_CACHE_VERSION); 3393 } 3394 } 3395 3396 return cacheDir; 3397 } 3398 3399 @Override 3400 public boolean isFirstBoot() { 3401 // allow instant applications 3402 return mFirstBoot; 3403 } 3404 3405 @Override 3406 public boolean isOnlyCoreApps() { 3407 // allow instant applications 3408 return mOnlyCore; 3409 } 3410 3411 @Override 3412 public boolean isUpgrade() { 3413 // allow instant applications 3414 // The system property allows testing ota flow when upgraded to the same image. 3415 return mIsUpgrade || SystemProperties.getBoolean( 3416 "persist.pm.mock-upgrade", false /* default */); 3417 } 3418 3419 private @Nullable String getRequiredButNotReallyRequiredVerifierLPr() { 3420 final Intent intent = new Intent(Intent.ACTION_PACKAGE_NEEDS_VERIFICATION); 3421 3422 final List<ResolveInfo> matches = queryIntentReceiversInternal(intent, PACKAGE_MIME_TYPE, 3423 MATCH_SYSTEM_ONLY | MATCH_DIRECT_BOOT_AWARE | MATCH_DIRECT_BOOT_UNAWARE, 3424 UserHandle.USER_SYSTEM, false /*allowDynamicSplits*/); 3425 if (matches.size() == 1) { 3426 return matches.get(0).getComponentInfo().packageName; 3427 } else if (matches.size() == 0) { 3428 Log.e(TAG, "There should probably be a verifier, but, none were found"); 3429 return null; 3430 } 3431 throw new RuntimeException("There must be exactly one verifier; found " + matches); 3432 } 3433 3434 private @NonNull String getRequiredSharedLibraryLPr(String name, int version) { 3435 synchronized (mPackages) { 3436 SharedLibraryEntry libraryEntry = getSharedLibraryEntryLPr(name, version); 3437 if (libraryEntry == null) { 3438 throw new IllegalStateException("Missing required shared library:" + name); 3439 } 3440 return libraryEntry.apk; 3441 } 3442 } 3443 3444 private @NonNull String getRequiredInstallerLPr() { 3445 final Intent intent = new Intent(Intent.ACTION_INSTALL_PACKAGE); 3446 intent.addCategory(Intent.CATEGORY_DEFAULT); 3447 intent.setDataAndType(Uri.fromFile(new File("foo.apk")), PACKAGE_MIME_TYPE); 3448 3449 final List<ResolveInfo> matches = queryIntentActivitiesInternal(intent, PACKAGE_MIME_TYPE, 3450 MATCH_SYSTEM_ONLY | MATCH_DIRECT_BOOT_AWARE | MATCH_DIRECT_BOOT_UNAWARE, 3451 UserHandle.USER_SYSTEM); 3452 if (matches.size() == 1) { 3453 ResolveInfo resolveInfo = matches.get(0); 3454 if (!resolveInfo.activityInfo.applicationInfo.isPrivilegedApp()) { 3455 throw new RuntimeException("The installer must be a privileged app"); 3456 } 3457 return matches.get(0).getComponentInfo().packageName; 3458 } else { 3459 throw new RuntimeException("There must be exactly one installer; found " + matches); 3460 } 3461 } 3462 3463 private @NonNull String getRequiredUninstallerLPr() { 3464 final Intent intent = new Intent(Intent.ACTION_UNINSTALL_PACKAGE); 3465 intent.addCategory(Intent.CATEGORY_DEFAULT); 3466 intent.setData(Uri.fromParts(PACKAGE_SCHEME, "foo.bar", null)); 3467 3468 final ResolveInfo resolveInfo = resolveIntent(intent, null, 3469 MATCH_SYSTEM_ONLY | MATCH_DIRECT_BOOT_AWARE | MATCH_DIRECT_BOOT_UNAWARE, 3470 UserHandle.USER_SYSTEM); 3471 if (resolveInfo == null || 3472 mResolveActivity.name.equals(resolveInfo.getComponentInfo().name)) { 3473 throw new RuntimeException("There must be exactly one uninstaller; found " 3474 + resolveInfo); 3475 } 3476 return resolveInfo.getComponentInfo().packageName; 3477 } 3478 3479 private @NonNull ComponentName getIntentFilterVerifierComponentNameLPr() { 3480 final Intent intent = new Intent(Intent.ACTION_INTENT_FILTER_NEEDS_VERIFICATION); 3481 3482 final List<ResolveInfo> matches = queryIntentReceiversInternal(intent, PACKAGE_MIME_TYPE, 3483 MATCH_SYSTEM_ONLY | MATCH_DIRECT_BOOT_AWARE | MATCH_DIRECT_BOOT_UNAWARE, 3484 UserHandle.USER_SYSTEM, false /*allowDynamicSplits*/); 3485 ResolveInfo best = null; 3486 final int N = matches.size(); 3487 for (int i = 0; i < N; i++) { 3488 final ResolveInfo cur = matches.get(i); 3489 final String packageName = cur.getComponentInfo().packageName; 3490 if (checkPermission(android.Manifest.permission.INTENT_FILTER_VERIFICATION_AGENT, 3491 packageName, UserHandle.USER_SYSTEM) != PackageManager.PERMISSION_GRANTED) { 3492 continue; 3493 } 3494 3495 if (best == null || cur.priority > best.priority) { 3496 best = cur; 3497 } 3498 } 3499 3500 if (best != null) { 3501 return best.getComponentInfo().getComponentName(); 3502 } 3503 Slog.w(TAG, "Intent filter verifier not found"); 3504 return null; 3505 } 3506 3507 @Override 3508 public @Nullable ComponentName getInstantAppResolverComponent() { 3509 if (getInstantAppPackageName(Binder.getCallingUid()) != null) { 3510 return null; 3511 } 3512 synchronized (mPackages) { 3513 final Pair<ComponentName, String> instantAppResolver = getInstantAppResolverLPr(); 3514 if (instantAppResolver == null) { 3515 return null; 3516 } 3517 return instantAppResolver.first; 3518 } 3519 } 3520 3521 private @Nullable Pair<ComponentName, String> getInstantAppResolverLPr() { 3522 final String[] packageArray = 3523 mContext.getResources().getStringArray(R.array.config_ephemeralResolverPackage); 3524 if (packageArray.length == 0 && !Build.IS_DEBUGGABLE) { 3525 if (DEBUG_INSTANT) { 3526 Slog.d(TAG, "Ephemeral resolver NOT found; empty package list"); 3527 } 3528 return null; 3529 } 3530 3531 final int callingUid = Binder.getCallingUid(); 3532 final int resolveFlags = 3533 MATCH_DIRECT_BOOT_AWARE 3534 | MATCH_DIRECT_BOOT_UNAWARE 3535 | (!Build.IS_DEBUGGABLE ? MATCH_SYSTEM_ONLY : 0); 3536 String actionName = Intent.ACTION_RESOLVE_INSTANT_APP_PACKAGE; 3537 final Intent resolverIntent = new Intent(actionName); 3538 List<ResolveInfo> resolvers = queryIntentServicesInternal(resolverIntent, null, 3539 resolveFlags, UserHandle.USER_SYSTEM, callingUid, false /*includeInstantApps*/); 3540 final int N = resolvers.size(); 3541 if (N == 0) { 3542 if (DEBUG_INSTANT) { 3543 Slog.d(TAG, "Ephemeral resolver NOT found; no matching intent filters"); 3544 } 3545 return null; 3546 } 3547 3548 final Set<String> possiblePackages = new ArraySet<>(Arrays.asList(packageArray)); 3549 for (int i = 0; i < N; i++) { 3550 final ResolveInfo info = resolvers.get(i); 3551 3552 if (info.serviceInfo == null) { 3553 continue; 3554 } 3555 3556 final String packageName = info.serviceInfo.packageName; 3557 if (!possiblePackages.contains(packageName) && !Build.IS_DEBUGGABLE) { 3558 if (DEBUG_INSTANT) { 3559 Slog.d(TAG, "Ephemeral resolver not in allowed package list;" 3560 + " pkg: " + packageName + ", info:" + info); 3561 } 3562 continue; 3563 } 3564 3565 if (DEBUG_INSTANT) { 3566 Slog.v(TAG, "Ephemeral resolver found;" 3567 + " pkg: " + packageName + ", info:" + info); 3568 } 3569 return new Pair<>(new ComponentName(packageName, info.serviceInfo.name), actionName); 3570 } 3571 if (DEBUG_INSTANT) { 3572 Slog.v(TAG, "Ephemeral resolver NOT found"); 3573 } 3574 return null; 3575 } 3576 3577 private @Nullable ActivityInfo getInstantAppInstallerLPr() { 3578 String[] orderedActions = Build.IS_ENG 3579 ? new String[]{ 3580 Intent.ACTION_INSTALL_INSTANT_APP_PACKAGE + "_TEST", 3581 Intent.ACTION_INSTALL_INSTANT_APP_PACKAGE} 3582 : new String[]{ 3583 Intent.ACTION_INSTALL_INSTANT_APP_PACKAGE}; 3584 3585 final int resolveFlags = 3586 MATCH_DIRECT_BOOT_AWARE 3587 | MATCH_DIRECT_BOOT_UNAWARE 3588 | Intent.FLAG_IGNORE_EPHEMERAL 3589 | (!Build.IS_ENG ? MATCH_SYSTEM_ONLY : 0); 3590 final Intent intent = new Intent(); 3591 intent.addCategory(Intent.CATEGORY_DEFAULT); 3592 intent.setDataAndType(Uri.fromFile(new File("foo.apk")), PACKAGE_MIME_TYPE); 3593 List<ResolveInfo> matches = null; 3594 for (String action : orderedActions) { 3595 intent.setAction(action); 3596 matches = queryIntentActivitiesInternal(intent, PACKAGE_MIME_TYPE, 3597 resolveFlags, UserHandle.USER_SYSTEM); 3598 if (matches.isEmpty()) { 3599 if (DEBUG_INSTANT) { 3600 Slog.d(TAG, "Instant App installer not found with " + action); 3601 } 3602 } else { 3603 break; 3604 } 3605 } 3606 Iterator<ResolveInfo> iter = matches.iterator(); 3607 while (iter.hasNext()) { 3608 final ResolveInfo rInfo = iter.next(); 3609 final PackageSetting ps = mSettings.mPackages.get(rInfo.activityInfo.packageName); 3610 if (ps != null) { 3611 final PermissionsState permissionsState = ps.getPermissionsState(); 3612 if (permissionsState.hasPermission(Manifest.permission.INSTALL_PACKAGES, 0) 3613 || Build.IS_ENG) { 3614 continue; 3615 } 3616 } 3617 iter.remove(); 3618 } 3619 if (matches.size() == 0) { 3620 return null; 3621 } else if (matches.size() == 1) { 3622 return (ActivityInfo) matches.get(0).getComponentInfo(); 3623 } else { 3624 throw new RuntimeException( 3625 "There must be at most one ephemeral installer; found " + matches); 3626 } 3627 } 3628 3629 private @Nullable ComponentName getInstantAppResolverSettingsLPr( 3630 @NonNull ComponentName resolver) { 3631 final Intent intent = new Intent(Intent.ACTION_INSTANT_APP_RESOLVER_SETTINGS) 3632 .addCategory(Intent.CATEGORY_DEFAULT) 3633 .setPackage(resolver.getPackageName()); 3634 final int resolveFlags = MATCH_DIRECT_BOOT_AWARE | MATCH_DIRECT_BOOT_UNAWARE; 3635 List<ResolveInfo> matches = queryIntentActivitiesInternal(intent, null, resolveFlags, 3636 UserHandle.USER_SYSTEM); 3637 if (matches.isEmpty()) { 3638 return null; 3639 } 3640 return matches.get(0).getComponentInfo().getComponentName(); 3641 } 3642 3643 private void primeDomainVerificationsLPw(int userId) { 3644 if (DEBUG_DOMAIN_VERIFICATION) { 3645 Slog.d(TAG, "Priming domain verifications in user " + userId); 3646 } 3647 3648 SystemConfig systemConfig = SystemConfig.getInstance(); 3649 ArraySet<String> packages = systemConfig.getLinkedApps(); 3650 3651 for (String packageName : packages) { 3652 PackageParser.Package pkg = mPackages.get(packageName); 3653 if (pkg != null) { 3654 if (!pkg.isSystem()) { 3655 Slog.w(TAG, "Non-system app '" + packageName + "' in sysconfig <app-link>"); 3656 continue; 3657 } 3658 3659 ArraySet<String> domains = null; 3660 for (PackageParser.Activity a : pkg.activities) { 3661 for (ActivityIntentInfo filter : a.intents) { 3662 if (hasValidDomains(filter)) { 3663 if (domains == null) { 3664 domains = new ArraySet<String>(); 3665 } 3666 domains.addAll(filter.getHostsList()); 3667 } 3668 } 3669 } 3670 3671 if (domains != null && domains.size() > 0) { 3672 if (DEBUG_DOMAIN_VERIFICATION) { 3673 Slog.v(TAG, " + " + packageName); 3674 } 3675 // 'Undefined' in the global IntentFilterVerificationInfo, i.e. the usual 3676 // state w.r.t. the formal app-linkage "no verification attempted" state; 3677 // and then 'always' in the per-user state actually used for intent resolution. 3678 final IntentFilterVerificationInfo ivi; 3679 ivi = mSettings.createIntentFilterVerificationIfNeededLPw(packageName, domains); 3680 ivi.setStatus(INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_UNDEFINED); 3681 mSettings.updateIntentFilterVerificationStatusLPw(packageName, 3682 INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_ALWAYS, userId); 3683 } else { 3684 Slog.w(TAG, "Sysconfig <app-link> package '" + packageName 3685 + "' does not handle web links"); 3686 } 3687 } else { 3688 Slog.w(TAG, "Unknown package " + packageName + " in sysconfig <app-link>"); 3689 } 3690 } 3691 3692 scheduleWritePackageRestrictionsLocked(userId); 3693 scheduleWriteSettingsLocked(); 3694 } 3695 3696 private void applyFactoryDefaultBrowserLPw(int userId) { 3697 // The default browser app's package name is stored in a string resource, 3698 // with a product-specific overlay used for vendor customization. 3699 String browserPkg = mContext.getResources().getString( 3700 com.android.internal.R.string.default_browser); 3701 if (!TextUtils.isEmpty(browserPkg)) { 3702 // non-empty string => required to be a known package 3703 PackageSetting ps = mSettings.mPackages.get(browserPkg); 3704 if (ps == null) { 3705 Slog.e(TAG, "Product default browser app does not exist: " + browserPkg); 3706 browserPkg = null; 3707 } else { 3708 mSettings.setDefaultBrowserPackageNameLPw(browserPkg, userId); 3709 } 3710 } 3711 3712 // Nothing valid explicitly set? Make the factory-installed browser the explicit 3713 // default. If there's more than one, just leave everything alone. 3714 if (browserPkg == null) { 3715 calculateDefaultBrowserLPw(userId); 3716 } 3717 } 3718 3719 private void calculateDefaultBrowserLPw(int userId) { 3720 List<String> allBrowsers = resolveAllBrowserApps(userId); 3721 final String browserPkg = (allBrowsers.size() == 1) ? allBrowsers.get(0) : null; 3722 mSettings.setDefaultBrowserPackageNameLPw(browserPkg, userId); 3723 } 3724 3725 private List<String> resolveAllBrowserApps(int userId) { 3726 // Resolve the canonical browser intent and check that the handleAllWebDataURI boolean is set 3727 List<ResolveInfo> list = queryIntentActivitiesInternal(sBrowserIntent, null, 3728 PackageManager.MATCH_ALL, userId); 3729 3730 final int count = list.size(); 3731 List<String> result = new ArrayList<String>(count); 3732 for (int i=0; i<count; i++) { 3733 ResolveInfo info = list.get(i); 3734 if (info.activityInfo == null 3735 || !info.handleAllWebDataURI 3736 || (info.activityInfo.applicationInfo.flags & ApplicationInfo.FLAG_SYSTEM) == 0 3737 || result.contains(info.activityInfo.packageName)) { 3738 continue; 3739 } 3740 result.add(info.activityInfo.packageName); 3741 } 3742 3743 return result; 3744 } 3745 3746 private boolean packageIsBrowser(String packageName, int userId) { 3747 List<ResolveInfo> list = queryIntentActivitiesInternal(sBrowserIntent, null, 3748 PackageManager.MATCH_ALL, userId); 3749 final int N = list.size(); 3750 for (int i = 0; i < N; i++) { 3751 ResolveInfo info = list.get(i); 3752 if (info.priority >= 0 && packageName.equals(info.activityInfo.packageName)) { 3753 return true; 3754 } 3755 } 3756 return false; 3757 } 3758 3759 private void checkDefaultBrowser() { 3760 final int myUserId = UserHandle.myUserId(); 3761 final String packageName = getDefaultBrowserPackageName(myUserId); 3762 if (packageName != null) { 3763 PackageInfo info = getPackageInfo(packageName, 0, myUserId); 3764 if (info == null) { 3765 Slog.w(TAG, "Default browser no longer installed: " + packageName); 3766 synchronized (mPackages) { 3767 applyFactoryDefaultBrowserLPw(myUserId); // leaves ambiguous when > 1 3768 } 3769 } 3770 } 3771 } 3772 3773 @Override 3774 public boolean onTransact(int code, Parcel data, Parcel reply, int flags) 3775 throws RemoteException { 3776 try { 3777 return super.onTransact(code, data, reply, flags); 3778 } catch (RuntimeException e) { 3779 if (!(e instanceof SecurityException) && !(e instanceof IllegalArgumentException)) { 3780 Slog.wtf(TAG, "Package Manager Crash", e); 3781 } 3782 throw e; 3783 } 3784 } 3785 3786 static int[] appendInts(int[] cur, int[] add) { 3787 if (add == null) return cur; 3788 if (cur == null) return add; 3789 final int N = add.length; 3790 for (int i=0; i<N; i++) { 3791 cur = appendInt(cur, add[i]); 3792 } 3793 return cur; 3794 } 3795 3796 /** 3797 * Returns whether or not a full application can see an instant application. 3798 * <p> 3799 * Currently, there are three cases in which this can occur: 3800 * <ol> 3801 * <li>The calling application is a "special" process. Special processes 3802 * are those with a UID < {@link Process#FIRST_APPLICATION_UID}.</li> 3803 * <li>The calling application has the permission 3804 * {@link android.Manifest.permission#ACCESS_INSTANT_APPS}.</li> 3805 * <li>The calling application is the default launcher on the 3806 * system partition.</li> 3807 * </ol> 3808 */ 3809 private boolean canViewInstantApps(int callingUid, int userId) { 3810 if (callingUid < Process.FIRST_APPLICATION_UID) { 3811 return true; 3812 } 3813 if (mContext.checkCallingOrSelfPermission( 3814 android.Manifest.permission.ACCESS_INSTANT_APPS) == PERMISSION_GRANTED) { 3815 return true; 3816 } 3817 if (mContext.checkCallingOrSelfPermission( 3818 android.Manifest.permission.VIEW_INSTANT_APPS) == PERMISSION_GRANTED) { 3819 final ComponentName homeComponent = getDefaultHomeActivity(userId); 3820 if (homeComponent != null 3821 && isCallerSameApp(homeComponent.getPackageName(), callingUid)) { 3822 return true; 3823 } 3824 } 3825 return false; 3826 } 3827 3828 private PackageInfo generatePackageInfo(PackageSetting ps, int flags, int userId) { 3829 if (!sUserManager.exists(userId)) return null; 3830 if (ps == null) { 3831 return null; 3832 } 3833 final int callingUid = Binder.getCallingUid(); 3834 // Filter out ephemeral app metadata: 3835 // * The system/shell/root can see metadata for any app 3836 // * An installed app can see metadata for 1) other installed apps 3837 // and 2) ephemeral apps that have explicitly interacted with it 3838 // * Ephemeral apps can only see their own data and exposed installed apps 3839 // * Holding a signature permission allows seeing instant apps 3840 if (filterAppAccessLPr(ps, callingUid, userId)) { 3841 return null; 3842 } 3843 3844 if ((flags & MATCH_UNINSTALLED_PACKAGES) != 0 3845 && ps.isSystem()) { 3846 flags |= MATCH_ANY_USER; 3847 } 3848 3849 final PackageUserState state = ps.readUserState(userId); 3850 PackageParser.Package p = ps.pkg; 3851 if (p != null) { 3852 final PermissionsState permissionsState = ps.getPermissionsState(); 3853 3854 // Compute GIDs only if requested 3855 final int[] gids = (flags & PackageManager.GET_GIDS) == 0 3856 ? EMPTY_INT_ARRAY : permissionsState.computeGids(userId); 3857 // Compute granted permissions only if package has requested permissions 3858 final Set<String> permissions = ArrayUtils.isEmpty(p.requestedPermissions) 3859 ? Collections.<String>emptySet() : permissionsState.getPermissions(userId); 3860 3861 PackageInfo packageInfo = PackageParser.generatePackageInfo(p, gids, flags, 3862 ps.firstInstallTime, ps.lastUpdateTime, permissions, state, userId); 3863 3864 if (packageInfo == null) { 3865 return null; 3866 } 3867 3868 packageInfo.packageName = packageInfo.applicationInfo.packageName = 3869 resolveExternalPackageNameLPr(p); 3870 3871 return packageInfo; 3872 } else if ((flags & MATCH_UNINSTALLED_PACKAGES) != 0 && state.isAvailable(flags)) { 3873 PackageInfo pi = new PackageInfo(); 3874 pi.packageName = ps.name; 3875 pi.setLongVersionCode(ps.versionCode); 3876 pi.sharedUserId = (ps.sharedUser != null) ? ps.sharedUser.name : null; 3877 pi.firstInstallTime = ps.firstInstallTime; 3878 pi.lastUpdateTime = ps.lastUpdateTime; 3879 3880 ApplicationInfo ai = new ApplicationInfo(); 3881 ai.packageName = ps.name; 3882 ai.uid = UserHandle.getUid(userId, ps.appId); 3883 ai.primaryCpuAbi = ps.primaryCpuAbiString; 3884 ai.secondaryCpuAbi = ps.secondaryCpuAbiString; 3885 ai.versionCode = ps.versionCode; 3886 ai.flags = ps.pkgFlags; 3887 ai.privateFlags = ps.pkgPrivateFlags; 3888 pi.applicationInfo = PackageParser.generateApplicationInfo(ai, flags, state, userId); 3889 3890 if (DEBUG_PACKAGE_INFO) Log.v(TAG, "ps.pkg is n/a for [" 3891 + ps.name + "]. Provides a minimum info."); 3892 return pi; 3893 } else { 3894 return null; 3895 } 3896 } 3897 3898 @Override 3899 public void checkPackageStartable(String packageName, int userId) { 3900 final int callingUid = Binder.getCallingUid(); 3901 if (getInstantAppPackageName(callingUid) != null) { 3902 throw new SecurityException("Instant applications don't have access to this method"); 3903 } 3904 final boolean userKeyUnlocked = StorageManager.isUserKeyUnlocked(userId); 3905 synchronized (mPackages) { 3906 final PackageSetting ps = mSettings.mPackages.get(packageName); 3907 if (ps == null || filterAppAccessLPr(ps, callingUid, userId)) { 3908 throw new SecurityException("Package " + packageName + " was not found!"); 3909 } 3910 3911 if (!ps.getInstalled(userId)) { 3912 throw new SecurityException( 3913 "Package " + packageName + " was not installed for user " + userId + "!"); 3914 } 3915 3916 if (mSafeMode && !ps.isSystem()) { 3917 throw new SecurityException("Package " + packageName + " not a system app!"); 3918 } 3919 3920 if (mFrozenPackages.contains(packageName)) { 3921 throw new SecurityException("Package " + packageName + " is currently frozen!"); 3922 } 3923 3924 if (!userKeyUnlocked && !ps.pkg.applicationInfo.isEncryptionAware()) { 3925 throw new SecurityException("Package " + packageName + " is not encryption aware!"); 3926 } 3927 } 3928 } 3929 3930 @Override 3931 public boolean isPackageAvailable(String packageName, int userId) { 3932 if (!sUserManager.exists(userId)) return false; 3933 final int callingUid = Binder.getCallingUid(); 3934 mPermissionManager.enforceCrossUserPermission(callingUid, userId, 3935 false /*requireFullPermission*/, false /*checkShell*/, "is package available"); 3936 synchronized (mPackages) { 3937 PackageParser.Package p = mPackages.get(packageName); 3938 if (p != null) { 3939 final PackageSetting ps = (PackageSetting) p.mExtras; 3940 if (filterAppAccessLPr(ps, callingUid, userId)) { 3941 return false; 3942 } 3943 if (ps != null) { 3944 final PackageUserState state = ps.readUserState(userId); 3945 if (state != null) { 3946 return PackageParser.isAvailable(state); 3947 } 3948 } 3949 } 3950 } 3951 return false; 3952 } 3953 3954 @Override 3955 public PackageInfo getPackageInfo(String packageName, int flags, int userId) { 3956 return getPackageInfoInternal(packageName, PackageManager.VERSION_CODE_HIGHEST, 3957 flags, Binder.getCallingUid(), userId); 3958 } 3959 3960 @Override 3961 public PackageInfo getPackageInfoVersioned(VersionedPackage versionedPackage, 3962 int flags, int userId) { 3963 return getPackageInfoInternal(versionedPackage.getPackageName(), 3964 versionedPackage.getLongVersionCode(), flags, Binder.getCallingUid(), userId); 3965 } 3966 3967 /** 3968 * Important: The provided filterCallingUid is used exclusively to filter out packages 3969 * that can be seen based on user state. It's typically the original caller uid prior 3970 * to clearing. Because it can only be provided by trusted code, it's value can be 3971 * trusted and will be used as-is; unlike userId which will be validated by this method. 3972 */ 3973 private PackageInfo getPackageInfoInternal(String packageName, long versionCode, 3974 int flags, int filterCallingUid, int userId) { 3975 if (!sUserManager.exists(userId)) return null; 3976 flags = updateFlagsForPackage(flags, userId, packageName); 3977 mPermissionManager.enforceCrossUserPermission(Binder.getCallingUid(), userId, 3978 false /* requireFullPermission */, false /* checkShell */, "get package info"); 3979 3980 // reader 3981 synchronized (mPackages) { 3982 // Normalize package name to handle renamed packages and static libs 3983 packageName = resolveInternalPackageNameLPr(packageName, versionCode); 3984 3985 final boolean matchFactoryOnly = (flags & MATCH_FACTORY_ONLY) != 0; 3986 if (matchFactoryOnly) { 3987 final PackageSetting ps = mSettings.getDisabledSystemPkgLPr(packageName); 3988 if (ps != null) { 3989 if (filterSharedLibPackageLPr(ps, filterCallingUid, userId, flags)) { 3990 return null; 3991 } 3992 if (filterAppAccessLPr(ps, filterCallingUid, userId)) { 3993 return null; 3994 } 3995 return generatePackageInfo(ps, flags, userId); 3996 } 3997 } 3998 3999 PackageParser.Package p = mPackages.get(packageName); 4000 if (matchFactoryOnly && p != null && !isSystemApp(p)) { 4001 return null; 4002 } 4003 if (DEBUG_PACKAGE_INFO) 4004 Log.v(TAG, "getPackageInfo " + packageName + ": " + p); 4005 if (p != null) { 4006 final PackageSetting ps = (PackageSetting) p.mExtras; 4007 if (filterSharedLibPackageLPr(ps, filterCallingUid, userId, flags)) { 4008 return null; 4009 } 4010 if (ps != null && filterAppAccessLPr(ps, filterCallingUid, userId)) { 4011 return null; 4012 } 4013 return generatePackageInfo((PackageSetting)p.mExtras, flags, userId); 4014 } 4015 if (!matchFactoryOnly && (flags & MATCH_KNOWN_PACKAGES) != 0) { 4016 final PackageSetting ps = mSettings.mPackages.get(packageName); 4017 if (ps == null) return null; 4018 if (filterSharedLibPackageLPr(ps, filterCallingUid, userId, flags)) { 4019 return null; 4020 } 4021 if (filterAppAccessLPr(ps, filterCallingUid, userId)) { 4022 return null; 4023 } 4024 return generatePackageInfo(ps, flags, userId); 4025 } 4026 } 4027 return null; 4028 } 4029 4030 private boolean isComponentVisibleToInstantApp(@Nullable ComponentName component) { 4031 if (isComponentVisibleToInstantApp(component, TYPE_ACTIVITY)) { 4032 return true; 4033 } 4034 if (isComponentVisibleToInstantApp(component, TYPE_SERVICE)) { 4035 return true; 4036 } 4037 if (isComponentVisibleToInstantApp(component, TYPE_PROVIDER)) { 4038 return true; 4039 } 4040 return false; 4041 } 4042 4043 private boolean isComponentVisibleToInstantApp( 4044 @Nullable ComponentName component, @ComponentType int type) { 4045 if (type == TYPE_ACTIVITY) { 4046 final PackageParser.Activity activity = mActivities.mActivities.get(component); 4047 return activity != null 4048 ? (activity.info.flags & ActivityInfo.FLAG_VISIBLE_TO_INSTANT_APP) != 0 4049 : false; 4050 } else if (type == TYPE_RECEIVER) { 4051 final PackageParser.Activity activity = mReceivers.mActivities.get(component); 4052 return activity != null 4053 ? (activity.info.flags & ActivityInfo.FLAG_VISIBLE_TO_INSTANT_APP) != 0 4054 : false; 4055 } else if (type == TYPE_SERVICE) { 4056 final PackageParser.Service service = mServices.mServices.get(component); 4057 return service != null 4058 ? (service.info.flags & ServiceInfo.FLAG_VISIBLE_TO_INSTANT_APP) != 0 4059 : false; 4060 } else if (type == TYPE_PROVIDER) { 4061 final PackageParser.Provider provider = mProviders.mProviders.get(component); 4062 return provider != null 4063 ? (provider.info.flags & ProviderInfo.FLAG_VISIBLE_TO_INSTANT_APP) != 0 4064 : false; 4065 } else if (type == TYPE_UNKNOWN) { 4066 return isComponentVisibleToInstantApp(component); 4067 } 4068 return false; 4069 } 4070 4071 /** 4072 * Returns whether or not access to the application should be filtered. 4073 * <p> 4074 * Access may be limited based upon whether the calling or target applications 4075 * are instant applications. 4076 * 4077 * @see #canAccessInstantApps(int) 4078 */ 4079 private boolean filterAppAccessLPr(@Nullable PackageSetting ps, int callingUid, 4080 @Nullable ComponentName component, @ComponentType int componentType, int userId) { 4081 // if we're in an isolated process, get the real calling UID 4082 if (Process.isIsolated(callingUid)) { 4083 callingUid = mIsolatedOwners.get(callingUid); 4084 } 4085 final String instantAppPkgName = getInstantAppPackageName(callingUid); 4086 final boolean callerIsInstantApp = instantAppPkgName != null; 4087 if (ps == null) { 4088 if (callerIsInstantApp) { 4089 // pretend the application exists, but, needs to be filtered 4090 return true; 4091 } 4092 return false; 4093 } 4094 // if the target and caller are the same application, don't filter 4095 if (isCallerSameApp(ps.name, callingUid)) { 4096 return false; 4097 } 4098 if (callerIsInstantApp) { 4099 // request for a specific component; if it hasn't been explicitly exposed through 4100 // property or instrumentation target, filter 4101 if (component != null) { 4102 final PackageParser.Instrumentation instrumentation = 4103 mInstrumentation.get(component); 4104 if (instrumentation != null 4105 && isCallerSameApp(instrumentation.info.targetPackage, callingUid)) { 4106 return false; 4107 } 4108 return !isComponentVisibleToInstantApp(component, componentType); 4109 } 4110 // request for application; if no components have been explicitly exposed, filter 4111 return ps.getInstantApp(userId) || !ps.pkg.visibleToInstantApps; 4112 } 4113 if (ps.getInstantApp(userId)) { 4114 // caller can see all components of all instant applications, don't filter 4115 if (canViewInstantApps(callingUid, userId)) { 4116 return false; 4117 } 4118 // request for a specific instant application component, filter 4119 if (component != null) { 4120 return true; 4121 } 4122 // request for an instant application; if the caller hasn't been granted access, filter 4123 return !mInstantAppRegistry.isInstantAccessGranted( 4124 userId, UserHandle.getAppId(callingUid), ps.appId); 4125 } 4126 return false; 4127 } 4128 4129 /** 4130 * @see #filterAppAccessLPr(PackageSetting, int, ComponentName, boolean, int) 4131 */ 4132 private boolean filterAppAccessLPr(@Nullable PackageSetting ps, int callingUid, int userId) { 4133 return filterAppAccessLPr(ps, callingUid, null, TYPE_UNKNOWN, userId); 4134 } 4135 4136 private boolean filterSharedLibPackageLPr(@Nullable PackageSetting ps, int uid, int userId, 4137 int flags) { 4138 // Callers can access only the libs they depend on, otherwise they need to explicitly 4139 // ask for the shared libraries given the caller is allowed to access all static libs. 4140 if ((flags & PackageManager.MATCH_STATIC_SHARED_LIBRARIES) != 0) { 4141 // System/shell/root get to see all static libs 4142 final int appId = UserHandle.getAppId(uid); 4143 if (appId == Process.SYSTEM_UID || appId == Process.SHELL_UID 4144 || appId == Process.ROOT_UID) { 4145 return false; 4146 } 4147 } 4148 4149 // No package means no static lib as it is always on internal storage 4150 if (ps == null || ps.pkg == null || !ps.pkg.applicationInfo.isStaticSharedLibrary()) { 4151 return false; 4152 } 4153 4154 final SharedLibraryEntry libEntry = getSharedLibraryEntryLPr(ps.pkg.staticSharedLibName, 4155 ps.pkg.staticSharedLibVersion); 4156 if (libEntry == null) { 4157 return false; 4158 } 4159 4160 final int resolvedUid = UserHandle.getUid(userId, UserHandle.getAppId(uid)); 4161 final String[] uidPackageNames = getPackagesForUid(resolvedUid); 4162 if (uidPackageNames == null) { 4163 return true; 4164 } 4165 4166 for (String uidPackageName : uidPackageNames) { 4167 if (ps.name.equals(uidPackageName)) { 4168 return false; 4169 } 4170 PackageSetting uidPs = mSettings.getPackageLPr(uidPackageName); 4171 if (uidPs != null) { 4172 final int index = ArrayUtils.indexOf(uidPs.usesStaticLibraries, 4173 libEntry.info.getName()); 4174 if (index < 0) { 4175 continue; 4176 } 4177 if (uidPs.pkg.usesStaticLibrariesVersions[index] == libEntry.info.getLongVersion()) { 4178 return false; 4179 } 4180 } 4181 } 4182 return true; 4183 } 4184 4185 @Override 4186 public String[] currentToCanonicalPackageNames(String[] names) { 4187 final int callingUid = Binder.getCallingUid(); 4188 if (getInstantAppPackageName(callingUid) != null) { 4189 return names; 4190 } 4191 final String[] out = new String[names.length]; 4192 // reader 4193 synchronized (mPackages) { 4194 final int callingUserId = UserHandle.getUserId(callingUid); 4195 final boolean canViewInstantApps = canViewInstantApps(callingUid, callingUserId); 4196 for (int i=names.length-1; i>=0; i--) { 4197 final PackageSetting ps = mSettings.mPackages.get(names[i]); 4198 boolean translateName = false; 4199 if (ps != null && ps.realName != null) { 4200 final boolean targetIsInstantApp = ps.getInstantApp(callingUserId); 4201 translateName = !targetIsInstantApp 4202 || canViewInstantApps 4203 || mInstantAppRegistry.isInstantAccessGranted(callingUserId, 4204 UserHandle.getAppId(callingUid), ps.appId); 4205 } 4206 out[i] = translateName ? ps.realName : names[i]; 4207 } 4208 } 4209 return out; 4210 } 4211 4212 @Override 4213 public String[] canonicalToCurrentPackageNames(String[] names) { 4214 final int callingUid = Binder.getCallingUid(); 4215 if (getInstantAppPackageName(callingUid) != null) { 4216 return names; 4217 } 4218 final String[] out = new String[names.length]; 4219 // reader 4220 synchronized (mPackages) { 4221 final int callingUserId = UserHandle.getUserId(callingUid); 4222 final boolean canViewInstantApps = canViewInstantApps(callingUid, callingUserId); 4223 for (int i=names.length-1; i>=0; i--) { 4224 final String cur = mSettings.getRenamedPackageLPr(names[i]); 4225 boolean translateName = false; 4226 if (cur != null) { 4227 final PackageSetting ps = mSettings.mPackages.get(names[i]); 4228 final boolean targetIsInstantApp = 4229 ps != null && ps.getInstantApp(callingUserId); 4230 translateName = !targetIsInstantApp 4231 || canViewInstantApps 4232 || mInstantAppRegistry.isInstantAccessGranted(callingUserId, 4233 UserHandle.getAppId(callingUid), ps.appId); 4234 } 4235 out[i] = translateName ? cur : names[i]; 4236 } 4237 } 4238 return out; 4239 } 4240 4241 @Override 4242 public int getPackageUid(String packageName, int flags, int userId) { 4243 if (!sUserManager.exists(userId)) return -1; 4244 final int callingUid = Binder.getCallingUid(); 4245 flags = updateFlagsForPackage(flags, userId, packageName); 4246 mPermissionManager.enforceCrossUserPermission(callingUid, userId, 4247 false /*requireFullPermission*/, false /*checkShell*/, "getPackageUid"); 4248 4249 // reader 4250 synchronized (mPackages) { 4251 final PackageParser.Package p = mPackages.get(packageName); 4252 if (p != null && p.isMatch(flags)) { 4253 PackageSetting ps = (PackageSetting) p.mExtras; 4254 if (filterAppAccessLPr(ps, callingUid, userId)) { 4255 return -1; 4256 } 4257 return UserHandle.getUid(userId, p.applicationInfo.uid); 4258 } 4259 if ((flags & MATCH_KNOWN_PACKAGES) != 0) { 4260 final PackageSetting ps = mSettings.mPackages.get(packageName); 4261 if (ps != null && ps.isMatch(flags) 4262 && !filterAppAccessLPr(ps, callingUid, userId)) { 4263 return UserHandle.getUid(userId, ps.appId); 4264 } 4265 } 4266 } 4267 4268 return -1; 4269 } 4270 4271 @Override 4272 public int[] getPackageGids(String packageName, int flags, int userId) { 4273 if (!sUserManager.exists(userId)) return null; 4274 final int callingUid = Binder.getCallingUid(); 4275 flags = updateFlagsForPackage(flags, userId, packageName); 4276 mPermissionManager.enforceCrossUserPermission(callingUid, userId, 4277 false /*requireFullPermission*/, false /*checkShell*/, "getPackageGids"); 4278 4279 // reader 4280 synchronized (mPackages) { 4281 final PackageParser.Package p = mPackages.get(packageName); 4282 if (p != null && p.isMatch(flags)) { 4283 PackageSetting ps = (PackageSetting) p.mExtras; 4284 if (filterAppAccessLPr(ps, callingUid, userId)) { 4285 return null; 4286 } 4287 // TODO: Shouldn't this be checking for package installed state for userId and 4288 // return null? 4289 return ps.getPermissionsState().computeGids(userId); 4290 } 4291 if ((flags & MATCH_KNOWN_PACKAGES) != 0) { 4292 final PackageSetting ps = mSettings.mPackages.get(packageName); 4293 if (ps != null && ps.isMatch(flags) 4294 && !filterAppAccessLPr(ps, callingUid, userId)) { 4295 return ps.getPermissionsState().computeGids(userId); 4296 } 4297 } 4298 } 4299 4300 return null; 4301 } 4302 4303 @Override 4304 public PermissionInfo getPermissionInfo(String name, String packageName, int flags) { 4305 return mPermissionManager.getPermissionInfo(name, packageName, flags, getCallingUid()); 4306 } 4307 4308 @Override 4309 public @Nullable ParceledListSlice<PermissionInfo> queryPermissionsByGroup(String groupName, 4310 int flags) { 4311 final List<PermissionInfo> permissionList = 4312 mPermissionManager.getPermissionInfoByGroup(groupName, flags, getCallingUid()); 4313 return (permissionList == null) ? null : new ParceledListSlice<>(permissionList); 4314 } 4315 4316 @Override 4317 public PermissionGroupInfo getPermissionGroupInfo(String groupName, int flags) { 4318 return mPermissionManager.getPermissionGroupInfo(groupName, flags, getCallingUid()); 4319 } 4320 4321 @Override 4322 public @NonNull ParceledListSlice<PermissionGroupInfo> getAllPermissionGroups(int flags) { 4323 final List<PermissionGroupInfo> permissionList = 4324 mPermissionManager.getAllPermissionGroups(flags, getCallingUid()); 4325 return (permissionList == null) 4326 ? ParceledListSlice.emptyList() : new ParceledListSlice<>(permissionList); 4327 } 4328 4329 private ApplicationInfo generateApplicationInfoFromSettingsLPw(String packageName, int flags, 4330 int filterCallingUid, int userId) { 4331 if (!sUserManager.exists(userId)) return null; 4332 PackageSetting ps = mSettings.mPackages.get(packageName); 4333 if (ps != null) { 4334 if (filterSharedLibPackageLPr(ps, filterCallingUid, userId, flags)) { 4335 return null; 4336 } 4337 if (filterAppAccessLPr(ps, filterCallingUid, userId)) { 4338 return null; 4339 } 4340 if (ps.pkg == null) { 4341 final PackageInfo pInfo = generatePackageInfo(ps, flags, userId); 4342 if (pInfo != null) { 4343 return pInfo.applicationInfo; 4344 } 4345 return null; 4346 } 4347 ApplicationInfo ai = PackageParser.generateApplicationInfo(ps.pkg, flags, 4348 ps.readUserState(userId), userId); 4349 if (ai != null) { 4350 ai.packageName = resolveExternalPackageNameLPr(ps.pkg); 4351 } 4352 return ai; 4353 } 4354 return null; 4355 } 4356 4357 @Override 4358 public ApplicationInfo getApplicationInfo(String packageName, int flags, int userId) { 4359 return getApplicationInfoInternal(packageName, flags, Binder.getCallingUid(), userId); 4360 } 4361 4362 /** 4363 * Important: The provided filterCallingUid is used exclusively to filter out applications 4364 * that can be seen based on user state. It's typically the original caller uid prior 4365 * to clearing. Because it can only be provided by trusted code, it's value can be 4366 * trusted and will be used as-is; unlike userId which will be validated by this method. 4367 */ 4368 private ApplicationInfo getApplicationInfoInternal(String packageName, int flags, 4369 int filterCallingUid, int userId) { 4370 if (!sUserManager.exists(userId)) return null; 4371 flags = updateFlagsForApplication(flags, userId, packageName); 4372 mPermissionManager.enforceCrossUserPermission(Binder.getCallingUid(), userId, 4373 false /* requireFullPermission */, false /* checkShell */, "get application info"); 4374 4375 // writer 4376 synchronized (mPackages) { 4377 // Normalize package name to handle renamed packages and static libs 4378 packageName = resolveInternalPackageNameLPr(packageName, 4379 PackageManager.VERSION_CODE_HIGHEST); 4380 4381 PackageParser.Package p = mPackages.get(packageName); 4382 if (DEBUG_PACKAGE_INFO) Log.v( 4383 TAG, "getApplicationInfo " + packageName 4384 + ": " + p); 4385 if (p != null) { 4386 PackageSetting ps = mSettings.mPackages.get(packageName); 4387 if (ps == null) return null; 4388 if (filterSharedLibPackageLPr(ps, filterCallingUid, userId, flags)) { 4389 return null; 4390 } 4391 if (filterAppAccessLPr(ps, filterCallingUid, userId)) { 4392 return null; 4393 } 4394 // Note: isEnabledLP() does not apply here - always return info 4395 ApplicationInfo ai = PackageParser.generateApplicationInfo( 4396 p, flags, ps.readUserState(userId), userId); 4397 if (ai != null) { 4398 ai.packageName = resolveExternalPackageNameLPr(p); 4399 } 4400 return ai; 4401 } 4402 if ("android".equals(packageName)||"system".equals(packageName)) { 4403 return mAndroidApplication; 4404 } 4405 if ((flags & MATCH_KNOWN_PACKAGES) != 0) { 4406 // Already generates the external package name 4407 return generateApplicationInfoFromSettingsLPw(packageName, 4408 flags, filterCallingUid, userId); 4409 } 4410 } 4411 return null; 4412 } 4413 4414 private String normalizePackageNameLPr(String packageName) { 4415 String normalizedPackageName = mSettings.getRenamedPackageLPr(packageName); 4416 return normalizedPackageName != null ? normalizedPackageName : packageName; 4417 } 4418 4419 @Override 4420 public void deletePreloadsFileCache() { 4421 if (!UserHandle.isSameApp(Binder.getCallingUid(), Process.SYSTEM_UID)) { 4422 throw new SecurityException("Only system or settings may call deletePreloadsFileCache"); 4423 } 4424 File dir = Environment.getDataPreloadsFileCacheDirectory(); 4425 Slog.i(TAG, "Deleting preloaded file cache " + dir); 4426 FileUtils.deleteContents(dir); 4427 } 4428 4429 @Override 4430 public void freeStorageAndNotify(final String volumeUuid, final long freeStorageSize, 4431 final int storageFlags, final IPackageDataObserver observer) { 4432 mContext.enforceCallingOrSelfPermission( 4433 android.Manifest.permission.CLEAR_APP_CACHE, null); 4434 mHandler.post(() -> { 4435 boolean success = false; 4436 try { 4437 freeStorage(volumeUuid, freeStorageSize, storageFlags); 4438 success = true; 4439 } catch (IOException e) { 4440 Slog.w(TAG, e); 4441 } 4442 if (observer != null) { 4443 try { 4444 observer.onRemoveCompleted(null, success); 4445 } catch (RemoteException e) { 4446 Slog.w(TAG, e); 4447 } 4448 } 4449 }); 4450 } 4451 4452 @Override 4453 public void freeStorage(final String volumeUuid, final long freeStorageSize, 4454 final int storageFlags, final IntentSender pi) { 4455 mContext.enforceCallingOrSelfPermission( 4456 android.Manifest.permission.CLEAR_APP_CACHE, TAG); 4457 mHandler.post(() -> { 4458 boolean success = false; 4459 try { 4460 freeStorage(volumeUuid, freeStorageSize, storageFlags); 4461 success = true; 4462 } catch (IOException e) { 4463 Slog.w(TAG, e); 4464 } 4465 if (pi != null) { 4466 try { 4467 pi.sendIntent(null, success ? 1 : 0, null, null, null); 4468 } catch (SendIntentException e) { 4469 Slog.w(TAG, e); 4470 } 4471 } 4472 }); 4473 } 4474 4475 /** 4476 * Blocking call to clear various types of cached data across the system 4477 * until the requested bytes are available. 4478 */ 4479 public void freeStorage(String volumeUuid, long bytes, int storageFlags) throws IOException { 4480 final StorageManager storage = mContext.getSystemService(StorageManager.class); 4481 final File file = storage.findPathForUuid(volumeUuid); 4482 if (file.getUsableSpace() >= bytes) return; 4483 4484 if (ENABLE_FREE_CACHE_V2) { 4485 final boolean internalVolume = Objects.equals(StorageManager.UUID_PRIVATE_INTERNAL, 4486 volumeUuid); 4487 final boolean aggressive = (storageFlags 4488 & StorageManager.FLAG_ALLOCATE_AGGRESSIVE) != 0; 4489 final long reservedBytes = storage.getStorageCacheBytes(file, storageFlags); 4490 4491 // 1. Pre-flight to determine if we have any chance to succeed 4492 // 2. Consider preloaded data (after 1w honeymoon, unless aggressive) 4493 if (internalVolume && (aggressive || SystemProperties 4494 .getBoolean("persist.sys.preloads.file_cache_expired", false))) { 4495 deletePreloadsFileCache(); 4496 if (file.getUsableSpace() >= bytes) return; 4497 } 4498 4499 // 3. Consider parsed APK data (aggressive only) 4500 if (internalVolume && aggressive) { 4501 FileUtils.deleteContents(mCacheDir); 4502 if (file.getUsableSpace() >= bytes) return; 4503 } 4504 4505 // 4. Consider cached app data (above quotas) 4506 try { 4507 mInstaller.freeCache(volumeUuid, bytes, reservedBytes, 4508 Installer.FLAG_FREE_CACHE_V2); 4509 } catch (InstallerException ignored) { 4510 } 4511 if (file.getUsableSpace() >= bytes) return; 4512 4513 // 5. Consider shared libraries with refcount=0 and age>min cache period 4514 if (internalVolume && pruneUnusedStaticSharedLibraries(bytes, 4515 android.provider.Settings.Global.getLong(mContext.getContentResolver(), 4516 Global.UNUSED_STATIC_SHARED_LIB_MIN_CACHE_PERIOD, 4517 DEFAULT_UNUSED_STATIC_SHARED_LIB_MIN_CACHE_PERIOD))) { 4518 return; 4519 } 4520 4521 // 6. Consider dexopt output (aggressive only) 4522 // TODO: Implement 4523 4524 // 7. Consider installed instant apps unused longer than min cache period 4525 if (internalVolume && mInstantAppRegistry.pruneInstalledInstantApps(bytes, 4526 android.provider.Settings.Global.getLong(mContext.getContentResolver(), 4527 Global.INSTALLED_INSTANT_APP_MIN_CACHE_PERIOD, 4528 InstantAppRegistry.DEFAULT_INSTALLED_INSTANT_APP_MIN_CACHE_PERIOD))) { 4529 return; 4530 } 4531 4532 // 8. Consider cached app data (below quotas) 4533 try { 4534 mInstaller.freeCache(volumeUuid, bytes, reservedBytes, 4535 Installer.FLAG_FREE_CACHE_V2 | Installer.FLAG_FREE_CACHE_V2_DEFY_QUOTA); 4536 } catch (InstallerException ignored) { 4537 } 4538 if (file.getUsableSpace() >= bytes) return; 4539 4540 // 9. Consider DropBox entries 4541 // TODO: Implement 4542 4543 // 10. Consider instant meta-data (uninstalled apps) older that min cache period 4544 if (internalVolume && mInstantAppRegistry.pruneUninstalledInstantApps(bytes, 4545 android.provider.Settings.Global.getLong(mContext.getContentResolver(), 4546 Global.UNINSTALLED_INSTANT_APP_MIN_CACHE_PERIOD, 4547 InstantAppRegistry.DEFAULT_UNINSTALLED_INSTANT_APP_MIN_CACHE_PERIOD))) { 4548 return; 4549 } 4550 } else { 4551 try { 4552 mInstaller.freeCache(volumeUuid, bytes, 0, 0); 4553 } catch (InstallerException ignored) { 4554 } 4555 if (file.getUsableSpace() >= bytes) return; 4556 } 4557 4558 throw new IOException("Failed to free " + bytes + " on storage device at " + file); 4559 } 4560 4561 private boolean pruneUnusedStaticSharedLibraries(long neededSpace, long maxCachePeriod) 4562 throws IOException { 4563 final StorageManager storage = mContext.getSystemService(StorageManager.class); 4564 final File volume = storage.findPathForUuid(StorageManager.UUID_PRIVATE_INTERNAL); 4565 4566 List<VersionedPackage> packagesToDelete = null; 4567 final long now = System.currentTimeMillis(); 4568 4569 synchronized (mPackages) { 4570 final int[] allUsers = sUserManager.getUserIds(); 4571 final int libCount = mSharedLibraries.size(); 4572 for (int i = 0; i < libCount; i++) { 4573 final LongSparseArray<SharedLibraryEntry> versionedLib 4574 = mSharedLibraries.valueAt(i); 4575 if (versionedLib == null) { 4576 continue; 4577 } 4578 final int versionCount = versionedLib.size(); 4579 for (int j = 0; j < versionCount; j++) { 4580 SharedLibraryInfo libInfo = versionedLib.valueAt(j).info; 4581 // Skip packages that are not static shared libs. 4582 if (!libInfo.isStatic()) { 4583 break; 4584 } 4585 // Important: We skip static shared libs used for some user since 4586 // in such a case we need to keep the APK on the device. The check for 4587 // a lib being used for any user is performed by the uninstall call. 4588 final VersionedPackage declaringPackage = libInfo.getDeclaringPackage(); 4589 // Resolve the package name - we use synthetic package names internally 4590 final String internalPackageName = resolveInternalPackageNameLPr( 4591 declaringPackage.getPackageName(), 4592 declaringPackage.getLongVersionCode()); 4593 final PackageSetting ps = mSettings.getPackageLPr(internalPackageName); 4594 // Skip unused static shared libs cached less than the min period 4595 // to prevent pruning a lib needed by a subsequently installed package. 4596 if (ps == null || now - ps.lastUpdateTime < maxCachePeriod) { 4597 continue; 4598 } 4599 if (packagesToDelete == null) { 4600 packagesToDelete = new ArrayList<>(); 4601 } 4602 packagesToDelete.add(new VersionedPackage(internalPackageName, 4603 declaringPackage.getLongVersionCode())); 4604 } 4605 } 4606 } 4607 4608 if (packagesToDelete != null) { 4609 final int packageCount = packagesToDelete.size(); 4610 for (int i = 0; i < packageCount; i++) { 4611 final VersionedPackage pkgToDelete = packagesToDelete.get(i); 4612 // Delete the package synchronously (will fail of the lib used for any user). 4613 if (deletePackageX(pkgToDelete.getPackageName(), pkgToDelete.getLongVersionCode(), 4614 UserHandle.USER_SYSTEM, PackageManager.DELETE_ALL_USERS) 4615 == PackageManager.DELETE_SUCCEEDED) { 4616 if (volume.getUsableSpace() >= neededSpace) { 4617 return true; 4618 } 4619 } 4620 } 4621 } 4622 4623 return false; 4624 } 4625 4626 /** 4627 * Update given flags based on encryption status of current user. 4628 */ 4629 private int updateFlags(int flags, int userId) { 4630 if ((flags & (PackageManager.MATCH_DIRECT_BOOT_UNAWARE 4631 | PackageManager.MATCH_DIRECT_BOOT_AWARE)) != 0) { 4632 // Caller expressed an explicit opinion about what encryption 4633 // aware/unaware components they want to see, so fall through and 4634 // give them what they want 4635 } else { 4636 // Caller expressed no opinion, so match based on user state 4637 if (getUserManagerInternal().isUserUnlockingOrUnlocked(userId)) { 4638 flags |= PackageManager.MATCH_DIRECT_BOOT_AWARE | MATCH_DIRECT_BOOT_UNAWARE; 4639 } else { 4640 flags |= PackageManager.MATCH_DIRECT_BOOT_AWARE; 4641 } 4642 } 4643 return flags; 4644 } 4645 4646 private UserManagerInternal getUserManagerInternal() { 4647 if (mUserManagerInternal == null) { 4648 mUserManagerInternal = LocalServices.getService(UserManagerInternal.class); 4649 } 4650 return mUserManagerInternal; 4651 } 4652 4653 private ActivityManagerInternal getActivityManagerInternal() { 4654 if (mActivityManagerInternal == null) { 4655 mActivityManagerInternal = LocalServices.getService(ActivityManagerInternal.class); 4656 } 4657 return mActivityManagerInternal; 4658 } 4659 4660 4661 private DeviceIdleController.LocalService getDeviceIdleController() { 4662 if (mDeviceIdleController == null) { 4663 mDeviceIdleController = 4664 LocalServices.getService(DeviceIdleController.LocalService.class); 4665 } 4666 return mDeviceIdleController; 4667 } 4668 4669 /** 4670 * Update given flags when being used to request {@link PackageInfo}. 4671 */ 4672 private int updateFlagsForPackage(int flags, int userId, Object cookie) { 4673 final boolean isCallerSystemUser = UserHandle.getCallingUserId() == UserHandle.USER_SYSTEM; 4674 boolean triaged = true; 4675 if ((flags & (PackageManager.GET_ACTIVITIES | PackageManager.GET_RECEIVERS 4676 | PackageManager.GET_SERVICES | PackageManager.GET_PROVIDERS)) != 0) { 4677 // Caller is asking for component details, so they'd better be 4678 // asking for specific encryption matching behavior, or be triaged 4679 if ((flags & (PackageManager.MATCH_DIRECT_BOOT_UNAWARE 4680 | PackageManager.MATCH_DIRECT_BOOT_AWARE 4681 | PackageManager.MATCH_DEBUG_TRIAGED_MISSING)) == 0) { 4682 triaged = false; 4683 } 4684 } 4685 if ((flags & (PackageManager.MATCH_UNINSTALLED_PACKAGES 4686 | PackageManager.MATCH_SYSTEM_ONLY 4687 | PackageManager.MATCH_DEBUG_TRIAGED_MISSING)) == 0) { 4688 triaged = false; 4689 } 4690 if ((flags & PackageManager.MATCH_ANY_USER) != 0) { 4691 mPermissionManager.enforceCrossUserPermission( 4692 Binder.getCallingUid(), userId, false, false, 4693 "MATCH_ANY_USER flag requires INTERACT_ACROSS_USERS permission at " 4694 + Debug.getCallers(5)); 4695 } else if ((flags & PackageManager.MATCH_UNINSTALLED_PACKAGES) != 0 && isCallerSystemUser 4696 && sUserManager.hasManagedProfile(UserHandle.USER_SYSTEM)) { 4697 // If the caller wants all packages and has a restricted profile associated with it, 4698 // then match all users. This is to make sure that launchers that need to access work 4699 // profile apps don't start breaking. TODO: Remove this hack when launchers stop using 4700 // MATCH_UNINSTALLED_PACKAGES to query apps in other profiles. b/31000380 4701 flags |= PackageManager.MATCH_ANY_USER; 4702 } 4703 if (DEBUG_TRIAGED_MISSING && (Binder.getCallingUid() == Process.SYSTEM_UID) && !triaged) { 4704 Log.w(TAG, "Caller hasn't been triaged for missing apps; they asked about " + cookie 4705 + " with flags 0x" + Integer.toHexString(flags), new Throwable()); 4706 } 4707 return updateFlags(flags, userId); 4708 } 4709 4710 /** 4711 * Update given flags when being used to request {@link ApplicationInfo}. 4712 */ 4713 private int updateFlagsForApplication(int flags, int userId, Object cookie) { 4714 return updateFlagsForPackage(flags, userId, cookie); 4715 } 4716 4717 /** 4718 * Update given flags when being used to request {@link ComponentInfo}. 4719 */ 4720 private int updateFlagsForComponent(int flags, int userId, Object cookie) { 4721 if (cookie instanceof Intent) { 4722 if ((((Intent) cookie).getFlags() & Intent.FLAG_DEBUG_TRIAGED_MISSING) != 0) { 4723 flags |= PackageManager.MATCH_DEBUG_TRIAGED_MISSING; 4724 } 4725 } 4726 4727 boolean triaged = true; 4728 // Caller is asking for component details, so they'd better be 4729 // asking for specific encryption matching behavior, or be triaged 4730 if ((flags & (PackageManager.MATCH_DIRECT_BOOT_UNAWARE 4731 | PackageManager.MATCH_DIRECT_BOOT_AWARE 4732 | PackageManager.MATCH_DEBUG_TRIAGED_MISSING)) == 0) { 4733 triaged = false; 4734 } 4735 if (DEBUG_TRIAGED_MISSING && (Binder.getCallingUid() == Process.SYSTEM_UID) && !triaged) { 4736 Log.w(TAG, "Caller hasn't been triaged for missing apps; they asked about " + cookie 4737 + " with flags 0x" + Integer.toHexString(flags), new Throwable()); 4738 } 4739 4740 return updateFlags(flags, userId); 4741 } 4742 4743 /** 4744 * Update given intent when being used to request {@link ResolveInfo}. 4745 */ 4746 private Intent updateIntentForResolve(Intent intent) { 4747 if (intent.getSelector() != null) { 4748 intent = intent.getSelector(); 4749 } 4750 if (DEBUG_PREFERRED) { 4751 intent.addFlags(Intent.FLAG_DEBUG_LOG_RESOLUTION); 4752 } 4753 return intent; 4754 } 4755 4756 /** 4757 * Update given flags when being used to request {@link ResolveInfo}. 4758 * <p>Instant apps are resolved specially, depending upon context. Minimally, 4759 * {@code}flags{@code} must have the {@link PackageManager#MATCH_INSTANT} 4760 * flag set. However, this flag is only honoured in three circumstances: 4761 * <ul> 4762 * <li>when called from a system process</li> 4763 * <li>when the caller holds the permission {@code android.permission.ACCESS_INSTANT_APPS}</li> 4764 * <li>when resolution occurs to start an activity with a {@code android.intent.action.VIEW} 4765 * action and a {@code android.intent.category.BROWSABLE} category</li> 4766 * </ul> 4767 */ 4768 int updateFlagsForResolve(int flags, int userId, Intent intent, int callingUid) { 4769 return updateFlagsForResolve(flags, userId, intent, callingUid, 4770 false /*wantInstantApps*/, false /*onlyExposedExplicitly*/); 4771 } 4772 int updateFlagsForResolve(int flags, int userId, Intent intent, int callingUid, 4773 boolean wantInstantApps) { 4774 return updateFlagsForResolve(flags, userId, intent, callingUid, 4775 wantInstantApps, false /*onlyExposedExplicitly*/); 4776 } 4777 int updateFlagsForResolve(int flags, int userId, Intent intent, int callingUid, 4778 boolean wantInstantApps, boolean onlyExposedExplicitly) { 4779 // Safe mode means we shouldn't match any third-party components 4780 if (mSafeMode) { 4781 flags |= PackageManager.MATCH_SYSTEM_ONLY; 4782 } 4783 if (getInstantAppPackageName(callingUid) != null) { 4784 // But, ephemeral apps see both ephemeral and exposed, non-ephemeral components 4785 if (onlyExposedExplicitly) { 4786 flags |= PackageManager.MATCH_EXPLICITLY_VISIBLE_ONLY; 4787 } 4788 flags |= PackageManager.MATCH_VISIBLE_TO_INSTANT_APP_ONLY; 4789 flags |= PackageManager.MATCH_INSTANT; 4790 } else { 4791 final boolean wantMatchInstant = (flags & PackageManager.MATCH_INSTANT) != 0; 4792 final boolean allowMatchInstant = wantInstantApps 4793 || (wantMatchInstant && canViewInstantApps(callingUid, userId)); 4794 flags &= ~(PackageManager.MATCH_VISIBLE_TO_INSTANT_APP_ONLY 4795 | PackageManager.MATCH_EXPLICITLY_VISIBLE_ONLY); 4796 if (!allowMatchInstant) { 4797 flags &= ~PackageManager.MATCH_INSTANT; 4798 } 4799 } 4800 return updateFlagsForComponent(flags, userId, intent /*cookie*/); 4801 } 4802 4803 @Override 4804 public ActivityInfo getActivityInfo(ComponentName component, int flags, int userId) { 4805 return getActivityInfoInternal(component, flags, Binder.getCallingUid(), userId); 4806 } 4807 4808 /** 4809 * Important: The provided filterCallingUid is used exclusively to filter out activities 4810 * that can be seen based on user state. It's typically the original caller uid prior 4811 * to clearing. Because it can only be provided by trusted code, it's value can be 4812 * trusted and will be used as-is; unlike userId which will be validated by this method. 4813 */ 4814 private ActivityInfo getActivityInfoInternal(ComponentName component, int flags, 4815 int filterCallingUid, int userId) { 4816 if (!sUserManager.exists(userId)) return null; 4817 flags = updateFlagsForComponent(flags, userId, component); 4818 4819 if (!isRecentsAccessingChildProfiles(Binder.getCallingUid(), userId)) { 4820 mPermissionManager.enforceCrossUserPermission(Binder.getCallingUid(), userId, 4821 false /* requireFullPermission */, false /* checkShell */, "get activity info"); 4822 } 4823 4824 synchronized (mPackages) { 4825 PackageParser.Activity a = mActivities.mActivities.get(component); 4826 4827 if (DEBUG_PACKAGE_INFO) Log.v(TAG, "getActivityInfo " + component + ": " + a); 4828 if (a != null && mSettings.isEnabledAndMatchLPr(a.info, flags, userId)) { 4829 PackageSetting ps = mSettings.mPackages.get(component.getPackageName()); 4830 if (ps == null) return null; 4831 if (filterAppAccessLPr(ps, filterCallingUid, component, TYPE_ACTIVITY, userId)) { 4832 return null; 4833 } 4834 return PackageParser.generateActivityInfo( 4835 a, flags, ps.readUserState(userId), userId); 4836 } 4837 if (mResolveComponentName.equals(component)) { 4838 return PackageParser.generateActivityInfo( 4839 mResolveActivity, flags, new PackageUserState(), userId); 4840 } 4841 } 4842 return null; 4843 } 4844 4845 private boolean isRecentsAccessingChildProfiles(int callingUid, int targetUserId) { 4846 if (!getActivityManagerInternal().isCallerRecents(callingUid)) { 4847 return false; 4848 } 4849 final long token = Binder.clearCallingIdentity(); 4850 try { 4851 final int callingUserId = UserHandle.getUserId(callingUid); 4852 if (ActivityManager.getCurrentUser() != callingUserId) { 4853 return false; 4854 } 4855 return sUserManager.isSameProfileGroup(callingUserId, targetUserId); 4856 } finally { 4857 Binder.restoreCallingIdentity(token); 4858 } 4859 } 4860 4861 @Override 4862 public boolean activitySupportsIntent(ComponentName component, Intent intent, 4863 String resolvedType) { 4864 synchronized (mPackages) { 4865 if (component.equals(mResolveComponentName)) { 4866 // The resolver supports EVERYTHING! 4867 return true; 4868 } 4869 final int callingUid = Binder.getCallingUid(); 4870 final int callingUserId = UserHandle.getUserId(callingUid); 4871 PackageParser.Activity a = mActivities.mActivities.get(component); 4872 if (a == null) { 4873 return false; 4874 } 4875 PackageSetting ps = mSettings.mPackages.get(component.getPackageName()); 4876 if (ps == null) { 4877 return false; 4878 } 4879 if (filterAppAccessLPr(ps, callingUid, component, TYPE_ACTIVITY, callingUserId)) { 4880 return false; 4881 } 4882 for (int i=0; i<a.intents.size(); i++) { 4883 if (a.intents.get(i).match(intent.getAction(), resolvedType, intent.getScheme(), 4884 intent.getData(), intent.getCategories(), TAG) >= 0) { 4885 return true; 4886 } 4887 } 4888 return false; 4889 } 4890 } 4891 4892 @Override 4893 public ActivityInfo getReceiverInfo(ComponentName component, int flags, int userId) { 4894 if (!sUserManager.exists(userId)) return null; 4895 final int callingUid = Binder.getCallingUid(); 4896 flags = updateFlagsForComponent(flags, userId, component); 4897 mPermissionManager.enforceCrossUserPermission(callingUid, userId, 4898 false /* requireFullPermission */, false /* checkShell */, "get receiver info"); 4899 synchronized (mPackages) { 4900 PackageParser.Activity a = mReceivers.mActivities.get(component); 4901 if (DEBUG_PACKAGE_INFO) Log.v( 4902 TAG, "getReceiverInfo " + component + ": " + a); 4903 if (a != null && mSettings.isEnabledAndMatchLPr(a.info, flags, userId)) { 4904 PackageSetting ps = mSettings.mPackages.get(component.getPackageName()); 4905 if (ps == null) return null; 4906 if (filterAppAccessLPr(ps, callingUid, component, TYPE_RECEIVER, userId)) { 4907 return null; 4908 } 4909 return PackageParser.generateActivityInfo( 4910 a, flags, ps.readUserState(userId), userId); 4911 } 4912 } 4913 return null; 4914 } 4915 4916 @Override 4917 public ParceledListSlice<SharedLibraryInfo> getSharedLibraries(String packageName, 4918 int flags, int userId) { 4919 if (!sUserManager.exists(userId)) return null; 4920 Preconditions.checkArgumentNonnegative(userId, "userId must be >= 0"); 4921 if (getInstantAppPackageName(Binder.getCallingUid()) != null) { 4922 return null; 4923 } 4924 4925 flags = updateFlagsForPackage(flags, userId, null); 4926 4927 final boolean canSeeStaticLibraries = 4928 mContext.checkCallingOrSelfPermission(INSTALL_PACKAGES) 4929 == PERMISSION_GRANTED 4930 || mContext.checkCallingOrSelfPermission(DELETE_PACKAGES) 4931 == PERMISSION_GRANTED 4932 || canRequestPackageInstallsInternal(packageName, 4933 PackageManager.MATCH_STATIC_SHARED_LIBRARIES, userId, 4934 false /* throwIfPermNotDeclared*/) 4935 || mContext.checkCallingOrSelfPermission(REQUEST_DELETE_PACKAGES) 4936 == PERMISSION_GRANTED; 4937 4938 synchronized (mPackages) { 4939 List<SharedLibraryInfo> result = null; 4940 4941 final int libCount = mSharedLibraries.size(); 4942 for (int i = 0; i < libCount; i++) { 4943 LongSparseArray<SharedLibraryEntry> versionedLib = mSharedLibraries.valueAt(i); 4944 if (versionedLib == null) { 4945 continue; 4946 } 4947 4948 final int versionCount = versionedLib.size(); 4949 for (int j = 0; j < versionCount; j++) { 4950 SharedLibraryInfo libInfo = versionedLib.valueAt(j).info; 4951 if (!canSeeStaticLibraries && libInfo.isStatic()) { 4952 break; 4953 } 4954 final long identity = Binder.clearCallingIdentity(); 4955 try { 4956 PackageInfo packageInfo = getPackageInfoVersioned( 4957 libInfo.getDeclaringPackage(), flags 4958 | PackageManager.MATCH_STATIC_SHARED_LIBRARIES, userId); 4959 if (packageInfo == null) { 4960 continue; 4961 } 4962 } finally { 4963 Binder.restoreCallingIdentity(identity); 4964 } 4965 4966 SharedLibraryInfo resLibInfo = new SharedLibraryInfo(libInfo.getName(), 4967 libInfo.getLongVersion(), libInfo.getType(), 4968 libInfo.getDeclaringPackage(), getPackagesUsingSharedLibraryLPr(libInfo, 4969 flags, userId)); 4970 4971 if (result == null) { 4972 result = new ArrayList<>(); 4973 } 4974 result.add(resLibInfo); 4975 } 4976 } 4977 4978 return result != null ? new ParceledListSlice<>(result) : null; 4979 } 4980 } 4981 4982 private List<VersionedPackage> getPackagesUsingSharedLibraryLPr( 4983 SharedLibraryInfo libInfo, int flags, int userId) { 4984 List<VersionedPackage> versionedPackages = null; 4985 final int packageCount = mSettings.mPackages.size(); 4986 for (int i = 0; i < packageCount; i++) { 4987 PackageSetting ps = mSettings.mPackages.valueAt(i); 4988 4989 if (ps == null) { 4990 continue; 4991 } 4992 4993 if (!ps.getUserState().get(userId).isAvailable(flags)) { 4994 continue; 4995 } 4996 4997 final String libName = libInfo.getName(); 4998 if (libInfo.isStatic()) { 4999 final int libIdx = ArrayUtils.indexOf(ps.usesStaticLibraries, libName); 5000 if (libIdx < 0) { 5001 continue; 5002 } 5003 if (ps.usesStaticLibrariesVersions[libIdx] != libInfo.getLongVersion()) { 5004 continue; 5005 } 5006 if (versionedPackages == null) { 5007 versionedPackages = new ArrayList<>(); 5008 } 5009 // If the dependent is a static shared lib, use the public package name 5010 String dependentPackageName = ps.name; 5011 if (ps.pkg != null && ps.pkg.applicationInfo.isStaticSharedLibrary()) { 5012 dependentPackageName = ps.pkg.manifestPackageName; 5013 } 5014 versionedPackages.add(new VersionedPackage(dependentPackageName, ps.versionCode)); 5015 } else if (ps.pkg != null) { 5016 if (ArrayUtils.contains(ps.pkg.usesLibraries, libName) 5017 || ArrayUtils.contains(ps.pkg.usesOptionalLibraries, libName)) { 5018 if (versionedPackages == null) { 5019 versionedPackages = new ArrayList<>(); 5020 } 5021 versionedPackages.add(new VersionedPackage(ps.name, ps.versionCode)); 5022 } 5023 } 5024 } 5025 5026 return versionedPackages; 5027 } 5028 5029 @Override 5030 public ServiceInfo getServiceInfo(ComponentName component, int flags, int userId) { 5031 if (!sUserManager.exists(userId)) return null; 5032 final int callingUid = Binder.getCallingUid(); 5033 flags = updateFlagsForComponent(flags, userId, component); 5034 mPermissionManager.enforceCrossUserPermission(callingUid, userId, 5035 false /* requireFullPermission */, false /* checkShell */, "get service info"); 5036 synchronized (mPackages) { 5037 PackageParser.Service s = mServices.mServices.get(component); 5038 if (DEBUG_PACKAGE_INFO) Log.v( 5039 TAG, "getServiceInfo " + component + ": " + s); 5040 if (s != null && mSettings.isEnabledAndMatchLPr(s.info, flags, userId)) { 5041 PackageSetting ps = mSettings.mPackages.get(component.getPackageName()); 5042 if (ps == null) return null; 5043 if (filterAppAccessLPr(ps, callingUid, component, TYPE_SERVICE, userId)) { 5044 return null; 5045 } 5046 return PackageParser.generateServiceInfo( 5047 s, flags, ps.readUserState(userId), userId); 5048 } 5049 } 5050 return null; 5051 } 5052 5053 @Override 5054 public ProviderInfo getProviderInfo(ComponentName component, int flags, int userId) { 5055 if (!sUserManager.exists(userId)) return null; 5056 final int callingUid = Binder.getCallingUid(); 5057 flags = updateFlagsForComponent(flags, userId, component); 5058 mPermissionManager.enforceCrossUserPermission(callingUid, userId, 5059 false /* requireFullPermission */, false /* checkShell */, "get provider info"); 5060 synchronized (mPackages) { 5061 PackageParser.Provider p = mProviders.mProviders.get(component); 5062 if (DEBUG_PACKAGE_INFO) Log.v( 5063 TAG, "getProviderInfo " + component + ": " + p); 5064 if (p != null && mSettings.isEnabledAndMatchLPr(p.info, flags, userId)) { 5065 PackageSetting ps = mSettings.mPackages.get(component.getPackageName()); 5066 if (ps == null) return null; 5067 if (filterAppAccessLPr(ps, callingUid, component, TYPE_PROVIDER, userId)) { 5068 return null; 5069 } 5070 return PackageParser.generateProviderInfo( 5071 p, flags, ps.readUserState(userId), userId); 5072 } 5073 } 5074 return null; 5075 } 5076 5077 @Override 5078 public String[] getSystemSharedLibraryNames() { 5079 // allow instant applications 5080 synchronized (mPackages) { 5081 Set<String> libs = null; 5082 final int libCount = mSharedLibraries.size(); 5083 for (int i = 0; i < libCount; i++) { 5084 LongSparseArray<SharedLibraryEntry> versionedLib = mSharedLibraries.valueAt(i); 5085 if (versionedLib == null) { 5086 continue; 5087 } 5088 final int versionCount = versionedLib.size(); 5089 for (int j = 0; j < versionCount; j++) { 5090 SharedLibraryEntry libEntry = versionedLib.valueAt(j); 5091 if (!libEntry.info.isStatic()) { 5092 if (libs == null) { 5093 libs = new ArraySet<>(); 5094 } 5095 libs.add(libEntry.info.getName()); 5096 break; 5097 } 5098 PackageSetting ps = mSettings.getPackageLPr(libEntry.apk); 5099 if (ps != null && !filterSharedLibPackageLPr(ps, Binder.getCallingUid(), 5100 UserHandle.getUserId(Binder.getCallingUid()), 5101 PackageManager.MATCH_STATIC_SHARED_LIBRARIES)) { 5102 if (libs == null) { 5103 libs = new ArraySet<>(); 5104 } 5105 libs.add(libEntry.info.getName()); 5106 break; 5107 } 5108 } 5109 } 5110 5111 if (libs != null) { 5112 String[] libsArray = new String[libs.size()]; 5113 libs.toArray(libsArray); 5114 return libsArray; 5115 } 5116 5117 return null; 5118 } 5119 } 5120 5121 @Override 5122 public @NonNull String getServicesSystemSharedLibraryPackageName() { 5123 // allow instant applications 5124 synchronized (mPackages) { 5125 return mServicesSystemSharedLibraryPackageName; 5126 } 5127 } 5128 5129 @Override 5130 public @NonNull String getSharedSystemSharedLibraryPackageName() { 5131 // allow instant applications 5132 synchronized (mPackages) { 5133 return mSharedSystemSharedLibraryPackageName; 5134 } 5135 } 5136 5137 private void updateSequenceNumberLP(PackageSetting pkgSetting, int[] userList) { 5138 for (int i = userList.length - 1; i >= 0; --i) { 5139 final int userId = userList[i]; 5140 // don't add instant app to the list of updates 5141 if (pkgSetting.getInstantApp(userId)) { 5142 continue; 5143 } 5144 SparseArray<String> changedPackages = mChangedPackages.get(userId); 5145 if (changedPackages == null) { 5146 changedPackages = new SparseArray<>(); 5147 mChangedPackages.put(userId, changedPackages); 5148 } 5149 Map<String, Integer> sequenceNumbers = mChangedPackagesSequenceNumbers.get(userId); 5150 if (sequenceNumbers == null) { 5151 sequenceNumbers = new HashMap<>(); 5152 mChangedPackagesSequenceNumbers.put(userId, sequenceNumbers); 5153 } 5154 final Integer sequenceNumber = sequenceNumbers.get(pkgSetting.name); 5155 if (sequenceNumber != null) { 5156 changedPackages.remove(sequenceNumber); 5157 } 5158 changedPackages.put(mChangedPackagesSequenceNumber, pkgSetting.name); 5159 sequenceNumbers.put(pkgSetting.name, mChangedPackagesSequenceNumber); 5160 } 5161 mChangedPackagesSequenceNumber++; 5162 } 5163 5164 @Override 5165 public ChangedPackages getChangedPackages(int sequenceNumber, int userId) { 5166 if (getInstantAppPackageName(Binder.getCallingUid()) != null) { 5167 return null; 5168 } 5169 synchronized (mPackages) { 5170 if (sequenceNumber >= mChangedPackagesSequenceNumber) { 5171 return null; 5172 } 5173 final SparseArray<String> changedPackages = mChangedPackages.get(userId); 5174 if (changedPackages == null) { 5175 return null; 5176 } 5177 final List<String> packageNames = 5178 new ArrayList<>(mChangedPackagesSequenceNumber - sequenceNumber); 5179 for (int i = sequenceNumber; i < mChangedPackagesSequenceNumber; i++) { 5180 final String packageName = changedPackages.get(i); 5181 if (packageName != null) { 5182 packageNames.add(packageName); 5183 } 5184 } 5185 return packageNames.isEmpty() 5186 ? null : new ChangedPackages(mChangedPackagesSequenceNumber, packageNames); 5187 } 5188 } 5189 5190 @Override 5191 public @NonNull ParceledListSlice<FeatureInfo> getSystemAvailableFeatures() { 5192 // allow instant applications 5193 ArrayList<FeatureInfo> res; 5194 synchronized (mAvailableFeatures) { 5195 res = new ArrayList<>(mAvailableFeatures.size() + 1); 5196 res.addAll(mAvailableFeatures.values()); 5197 } 5198 final FeatureInfo fi = new FeatureInfo(); 5199 fi.reqGlEsVersion = SystemProperties.getInt("ro.opengles.version", 5200 FeatureInfo.GL_ES_VERSION_UNDEFINED); 5201 res.add(fi); 5202 5203 return new ParceledListSlice<>(res); 5204 } 5205 5206 @Override 5207 public boolean hasSystemFeature(String name, int version) { 5208 // allow instant applications 5209 synchronized (mAvailableFeatures) { 5210 final FeatureInfo feat = mAvailableFeatures.get(name); 5211 if (feat == null) { 5212 return false; 5213 } else { 5214 return feat.version >= version; 5215 } 5216 } 5217 } 5218 5219 @Override 5220 public int checkPermission(String permName, String pkgName, int userId) { 5221 return mPermissionManager.checkPermission(permName, pkgName, getCallingUid(), userId); 5222 } 5223 5224 @Override 5225 public int checkUidPermission(String permName, int uid) { 5226 synchronized (mPackages) { 5227 final String[] packageNames = getPackagesForUid(uid); 5228 final PackageParser.Package pkg = (packageNames != null && packageNames.length > 0) 5229 ? mPackages.get(packageNames[0]) 5230 : null; 5231 return mPermissionManager.checkUidPermission(permName, pkg, uid, getCallingUid()); 5232 } 5233 } 5234 5235 @Override 5236 public boolean isPermissionRevokedByPolicy(String permission, String packageName, int userId) { 5237 if (UserHandle.getCallingUserId() != userId) { 5238 mContext.enforceCallingPermission( 5239 android.Manifest.permission.INTERACT_ACROSS_USERS_FULL, 5240 "isPermissionRevokedByPolicy for user " + userId); 5241 } 5242 5243 if (checkPermission(permission, packageName, userId) 5244 == PackageManager.PERMISSION_GRANTED) { 5245 return false; 5246 } 5247 5248 final int callingUid = Binder.getCallingUid(); 5249 if (getInstantAppPackageName(callingUid) != null) { 5250 if (!isCallerSameApp(packageName, callingUid)) { 5251 return false; 5252 } 5253 } else { 5254 if (isInstantApp(packageName, userId)) { 5255 return false; 5256 } 5257 } 5258 5259 final long identity = Binder.clearCallingIdentity(); 5260 try { 5261 final int flags = getPermissionFlags(permission, packageName, userId); 5262 return (flags & PackageManager.FLAG_PERMISSION_POLICY_FIXED) != 0; 5263 } finally { 5264 Binder.restoreCallingIdentity(identity); 5265 } 5266 } 5267 5268 @Override 5269 public String getPermissionControllerPackageName() { 5270 synchronized (mPackages) { 5271 return mRequiredInstallerPackage; 5272 } 5273 } 5274 5275 private boolean addDynamicPermission(PermissionInfo info, final boolean async) { 5276 return mPermissionManager.addDynamicPermission( 5277 info, async, getCallingUid(), new PermissionCallback() { 5278 @Override 5279 public void onPermissionChanged() { 5280 if (!async) { 5281 mSettings.writeLPr(); 5282 } else { 5283 scheduleWriteSettingsLocked(); 5284 } 5285 } 5286 }); 5287 } 5288 5289 @Override 5290 public boolean addPermission(PermissionInfo info) { 5291 synchronized (mPackages) { 5292 return addDynamicPermission(info, false); 5293 } 5294 } 5295 5296 @Override 5297 public boolean addPermissionAsync(PermissionInfo info) { 5298 synchronized (mPackages) { 5299 return addDynamicPermission(info, true); 5300 } 5301 } 5302 5303 @Override 5304 public void removePermission(String permName) { 5305 mPermissionManager.removeDynamicPermission(permName, getCallingUid(), mPermissionCallback); 5306 } 5307 5308 @Override 5309 public void grantRuntimePermission(String packageName, String permName, final int userId) { 5310 mPermissionManager.grantRuntimePermission(permName, packageName, false /*overridePolicy*/, 5311 getCallingUid(), userId, mPermissionCallback); 5312 } 5313 5314 @Override 5315 public void revokeRuntimePermission(String packageName, String permName, int userId) { 5316 mPermissionManager.revokeRuntimePermission(permName, packageName, false /*overridePolicy*/, 5317 getCallingUid(), userId, mPermissionCallback); 5318 } 5319 5320 @Override 5321 public void resetRuntimePermissions() { 5322 mContext.enforceCallingOrSelfPermission( 5323 android.Manifest.permission.REVOKE_RUNTIME_PERMISSIONS, 5324 "revokeRuntimePermission"); 5325 5326 int callingUid = Binder.getCallingUid(); 5327 if (callingUid != Process.SYSTEM_UID && callingUid != 0) { 5328 mContext.enforceCallingOrSelfPermission( 5329 android.Manifest.permission.INTERACT_ACROSS_USERS_FULL, 5330 "resetRuntimePermissions"); 5331 } 5332 5333 synchronized (mPackages) { 5334 mPermissionManager.updateAllPermissions( 5335 StorageManager.UUID_PRIVATE_INTERNAL, false, mPackages.values(), 5336 mPermissionCallback); 5337 for (int userId : UserManagerService.getInstance().getUserIds()) { 5338 final int packageCount = mPackages.size(); 5339 for (int i = 0; i < packageCount; i++) { 5340 PackageParser.Package pkg = mPackages.valueAt(i); 5341 if (!(pkg.mExtras instanceof PackageSetting)) { 5342 continue; 5343 } 5344 PackageSetting ps = (PackageSetting) pkg.mExtras; 5345 resetUserChangesToRuntimePermissionsAndFlagsLPw(ps, userId); 5346 } 5347 } 5348 } 5349 } 5350 5351 @Override 5352 public int getPermissionFlags(String permName, String packageName, int userId) { 5353 return mPermissionManager.getPermissionFlags( 5354 permName, packageName, getCallingUid(), userId); 5355 } 5356 5357 @Override 5358 public void updatePermissionFlags(String permName, String packageName, int flagMask, 5359 int flagValues, int userId) { 5360 mPermissionManager.updatePermissionFlags( 5361 permName, packageName, flagMask, flagValues, getCallingUid(), userId, 5362 mPermissionCallback); 5363 } 5364 5365 /** 5366 * Update the permission flags for all packages and runtime permissions of a user in order 5367 * to allow device or profile owner to remove POLICY_FIXED. 5368 */ 5369 @Override 5370 public void updatePermissionFlagsForAllApps(int flagMask, int flagValues, int userId) { 5371 synchronized (mPackages) { 5372 final boolean changed = mPermissionManager.updatePermissionFlagsForAllApps( 5373 flagMask, flagValues, getCallingUid(), userId, mPackages.values(), 5374 mPermissionCallback); 5375 if (changed) { 5376 mSettings.writeRuntimePermissionsForUserLPr(userId, false); 5377 } 5378 } 5379 } 5380 5381 @Override 5382 public boolean shouldShowRequestPermissionRationale(String permissionName, 5383 String packageName, int userId) { 5384 if (UserHandle.getCallingUserId() != userId) { 5385 mContext.enforceCallingPermission( 5386 android.Manifest.permission.INTERACT_ACROSS_USERS_FULL, 5387 "canShowRequestPermissionRationale for user " + userId); 5388 } 5389 5390 final int uid = getPackageUid(packageName, MATCH_DEBUG_TRIAGED_MISSING, userId); 5391 if (UserHandle.getAppId(getCallingUid()) != UserHandle.getAppId(uid)) { 5392 return false; 5393 } 5394 5395 if (checkPermission(permissionName, packageName, userId) 5396 == PackageManager.PERMISSION_GRANTED) { 5397 return false; 5398 } 5399 5400 final int flags; 5401 5402 final long identity = Binder.clearCallingIdentity(); 5403 try { 5404 flags = getPermissionFlags(permissionName, 5405 packageName, userId); 5406 } finally { 5407 Binder.restoreCallingIdentity(identity); 5408 } 5409 5410 final int fixedFlags = PackageManager.FLAG_PERMISSION_SYSTEM_FIXED 5411 | PackageManager.FLAG_PERMISSION_POLICY_FIXED 5412 | PackageManager.FLAG_PERMISSION_USER_FIXED; 5413 5414 if ((flags & fixedFlags) != 0) { 5415 return false; 5416 } 5417 5418 return (flags & PackageManager.FLAG_PERMISSION_USER_SET) != 0; 5419 } 5420 5421 @Override 5422 public void addOnPermissionsChangeListener(IOnPermissionsChangeListener listener) { 5423 mContext.enforceCallingOrSelfPermission( 5424 Manifest.permission.OBSERVE_GRANT_REVOKE_PERMISSIONS, 5425 "addOnPermissionsChangeListener"); 5426 5427 synchronized (mPackages) { 5428 mOnPermissionChangeListeners.addListenerLocked(listener); 5429 } 5430 } 5431 5432 @Override 5433 public void removeOnPermissionsChangeListener(IOnPermissionsChangeListener listener) { 5434 if (getInstantAppPackageName(Binder.getCallingUid()) != null) { 5435 throw new SecurityException("Instant applications don't have access to this method"); 5436 } 5437 synchronized (mPackages) { 5438 mOnPermissionChangeListeners.removeListenerLocked(listener); 5439 } 5440 } 5441 5442 @Override 5443 public boolean isProtectedBroadcast(String actionName) { 5444 // allow instant applications 5445 synchronized (mProtectedBroadcasts) { 5446 if (mProtectedBroadcasts.contains(actionName)) { 5447 return true; 5448 } else if (actionName != null) { 5449 // TODO: remove these terrible hacks 5450 if (actionName.startsWith("android.net.netmon.lingerExpired") 5451 || actionName.startsWith("com.android.server.sip.SipWakeupTimer") 5452 || actionName.startsWith("com.android.internal.telephony.data-reconnect") 5453 || actionName.startsWith("android.net.netmon.launchCaptivePortalApp")) { 5454 return true; 5455 } 5456 } 5457 } 5458 return false; 5459 } 5460 5461 @Override 5462 public int checkSignatures(String pkg1, String pkg2) { 5463 synchronized (mPackages) { 5464 final PackageParser.Package p1 = mPackages.get(pkg1); 5465 final PackageParser.Package p2 = mPackages.get(pkg2); 5466 if (p1 == null || p1.mExtras == null 5467 || p2 == null || p2.mExtras == null) { 5468 return PackageManager.SIGNATURE_UNKNOWN_PACKAGE; 5469 } 5470 final int callingUid = Binder.getCallingUid(); 5471 final int callingUserId = UserHandle.getUserId(callingUid); 5472 final PackageSetting ps1 = (PackageSetting) p1.mExtras; 5473 final PackageSetting ps2 = (PackageSetting) p2.mExtras; 5474 if (filterAppAccessLPr(ps1, callingUid, callingUserId) 5475 || filterAppAccessLPr(ps2, callingUid, callingUserId)) { 5476 return PackageManager.SIGNATURE_UNKNOWN_PACKAGE; 5477 } 5478 return compareSignatures(p1.mSigningDetails.signatures, p2.mSigningDetails.signatures); 5479 } 5480 } 5481 5482 @Override 5483 public int checkUidSignatures(int uid1, int uid2) { 5484 final int callingUid = Binder.getCallingUid(); 5485 final int callingUserId = UserHandle.getUserId(callingUid); 5486 final boolean isCallerInstantApp = getInstantAppPackageName(callingUid) != null; 5487 // Map to base uids. 5488 uid1 = UserHandle.getAppId(uid1); 5489 uid2 = UserHandle.getAppId(uid2); 5490 // reader 5491 synchronized (mPackages) { 5492 Signature[] s1; 5493 Signature[] s2; 5494 Object obj = mSettings.getUserIdLPr(uid1); 5495 if (obj != null) { 5496 if (obj instanceof SharedUserSetting) { 5497 if (isCallerInstantApp) { 5498 return PackageManager.SIGNATURE_UNKNOWN_PACKAGE; 5499 } 5500 s1 = ((SharedUserSetting)obj).signatures.mSigningDetails.signatures; 5501 } else if (obj instanceof PackageSetting) { 5502 final PackageSetting ps = (PackageSetting) obj; 5503 if (filterAppAccessLPr(ps, callingUid, callingUserId)) { 5504 return PackageManager.SIGNATURE_UNKNOWN_PACKAGE; 5505 } 5506 s1 = ps.signatures.mSigningDetails.signatures; 5507 } else { 5508 return PackageManager.SIGNATURE_UNKNOWN_PACKAGE; 5509 } 5510 } else { 5511 return PackageManager.SIGNATURE_UNKNOWN_PACKAGE; 5512 } 5513 obj = mSettings.getUserIdLPr(uid2); 5514 if (obj != null) { 5515 if (obj instanceof SharedUserSetting) { 5516 if (isCallerInstantApp) { 5517 return PackageManager.SIGNATURE_UNKNOWN_PACKAGE; 5518 } 5519 s2 = ((SharedUserSetting)obj).signatures.mSigningDetails.signatures; 5520 } else if (obj instanceof PackageSetting) { 5521 final PackageSetting ps = (PackageSetting) obj; 5522 if (filterAppAccessLPr(ps, callingUid, callingUserId)) { 5523 return PackageManager.SIGNATURE_UNKNOWN_PACKAGE; 5524 } 5525 s2 = ps.signatures.mSigningDetails.signatures; 5526 } else { 5527 return PackageManager.SIGNATURE_UNKNOWN_PACKAGE; 5528 } 5529 } else { 5530 return PackageManager.SIGNATURE_UNKNOWN_PACKAGE; 5531 } 5532 return compareSignatures(s1, s2); 5533 } 5534 } 5535 5536 @Override 5537 public boolean hasSigningCertificate( 5538 String packageName, byte[] certificate, @PackageManager.CertificateInputType int type) { 5539 5540 synchronized (mPackages) { 5541 final PackageParser.Package p = mPackages.get(packageName); 5542 if (p == null || p.mExtras == null) { 5543 return false; 5544 } 5545 final int callingUid = Binder.getCallingUid(); 5546 final int callingUserId = UserHandle.getUserId(callingUid); 5547 final PackageSetting ps = (PackageSetting) p.mExtras; 5548 if (filterAppAccessLPr(ps, callingUid, callingUserId)) { 5549 return false; 5550 } 5551 switch (type) { 5552 case CERT_INPUT_RAW_X509: 5553 return p.mSigningDetails.hasCertificate(certificate); 5554 case CERT_INPUT_SHA256: 5555 return p.mSigningDetails.hasSha256Certificate(certificate); 5556 default: 5557 return false; 5558 } 5559 } 5560 } 5561 5562 @Override 5563 public boolean hasUidSigningCertificate( 5564 int uid, byte[] certificate, @PackageManager.CertificateInputType int type) { 5565 final int callingUid = Binder.getCallingUid(); 5566 final int callingUserId = UserHandle.getUserId(callingUid); 5567 // Map to base uids. 5568 uid = UserHandle.getAppId(uid); 5569 // reader 5570 synchronized (mPackages) { 5571 final PackageParser.SigningDetails signingDetails; 5572 final Object obj = mSettings.getUserIdLPr(uid); 5573 if (obj != null) { 5574 if (obj instanceof SharedUserSetting) { 5575 final boolean isCallerInstantApp = getInstantAppPackageName(callingUid) != null; 5576 if (isCallerInstantApp) { 5577 return false; 5578 } 5579 signingDetails = ((SharedUserSetting)obj).signatures.mSigningDetails; 5580 } else if (obj instanceof PackageSetting) { 5581 final PackageSetting ps = (PackageSetting) obj; 5582 if (filterAppAccessLPr(ps, callingUid, callingUserId)) { 5583 return false; 5584 } 5585 signingDetails = ps.signatures.mSigningDetails; 5586 } else { 5587 return false; 5588 } 5589 } else { 5590 return false; 5591 } 5592 switch (type) { 5593 case CERT_INPUT_RAW_X509: 5594 return signingDetails.hasCertificate(certificate); 5595 case CERT_INPUT_SHA256: 5596 return signingDetails.hasSha256Certificate(certificate); 5597 default: 5598 return false; 5599 } 5600 } 5601 } 5602 5603 /** 5604 * This method should typically only be used when granting or revoking 5605 * permissions, since the app may immediately restart after this call. 5606 * <p> 5607 * If you're doing surgery on app code/data, use {@link PackageFreezer} to 5608 * guard your work against the app being relaunched. 5609 */ 5610 private void killUid(int appId, int userId, String reason) { 5611 final long identity = Binder.clearCallingIdentity(); 5612 try { 5613 IActivityManager am = ActivityManager.getService(); 5614 if (am != null) { 5615 try { 5616 am.killUid(appId, userId, reason); 5617 } catch (RemoteException e) { 5618 /* ignore - same process */ 5619 } 5620 } 5621 } finally { 5622 Binder.restoreCallingIdentity(identity); 5623 } 5624 } 5625 5626 /** 5627 * If the database version for this type of package (internal storage or 5628 * external storage) is less than the version where package signatures 5629 * were updated, return true. 5630 */ 5631 private boolean isCompatSignatureUpdateNeeded(PackageParser.Package scannedPkg) { 5632 final VersionInfo ver = getSettingsVersionForPackage(scannedPkg); 5633 return ver.databaseVersion < DatabaseVersion.SIGNATURE_END_ENTITY; 5634 } 5635 5636 private boolean isRecoverSignatureUpdateNeeded(PackageParser.Package scannedPkg) { 5637 final VersionInfo ver = getSettingsVersionForPackage(scannedPkg); 5638 return ver.databaseVersion < DatabaseVersion.SIGNATURE_MALFORMED_RECOVER; 5639 } 5640 5641 @Override 5642 public List<String> getAllPackages() { 5643 final int callingUid = Binder.getCallingUid(); 5644 final int callingUserId = UserHandle.getUserId(callingUid); 5645 synchronized (mPackages) { 5646 if (canViewInstantApps(callingUid, callingUserId)) { 5647 return new ArrayList<String>(mPackages.keySet()); 5648 } 5649 final String instantAppPkgName = getInstantAppPackageName(callingUid); 5650 final List<String> result = new ArrayList<>(); 5651 if (instantAppPkgName != null) { 5652 // caller is an instant application; filter unexposed applications 5653 for (PackageParser.Package pkg : mPackages.values()) { 5654 if (!pkg.visibleToInstantApps) { 5655 continue; 5656 } 5657 result.add(pkg.packageName); 5658 } 5659 } else { 5660 // caller is a normal application; filter instant applications 5661 for (PackageParser.Package pkg : mPackages.values()) { 5662 final PackageSetting ps = 5663 pkg.mExtras != null ? (PackageSetting) pkg.mExtras : null; 5664 if (ps != null 5665 && ps.getInstantApp(callingUserId) 5666 && !mInstantAppRegistry.isInstantAccessGranted( 5667 callingUserId, UserHandle.getAppId(callingUid), ps.appId)) { 5668 continue; 5669 } 5670 result.add(pkg.packageName); 5671 } 5672 } 5673 return result; 5674 } 5675 } 5676 5677 @Override 5678 public String[] getPackagesForUid(int uid) { 5679 final int callingUid = Binder.getCallingUid(); 5680 final boolean isCallerInstantApp = getInstantAppPackageName(callingUid) != null; 5681 final int userId = UserHandle.getUserId(uid); 5682 uid = UserHandle.getAppId(uid); 5683 // reader 5684 synchronized (mPackages) { 5685 Object obj = mSettings.getUserIdLPr(uid); 5686 if (obj instanceof SharedUserSetting) { 5687 if (isCallerInstantApp) { 5688 return null; 5689 } 5690 final SharedUserSetting sus = (SharedUserSetting) obj; 5691 final int N = sus.packages.size(); 5692 String[] res = new String[N]; 5693 final Iterator<PackageSetting> it = sus.packages.iterator(); 5694 int i = 0; 5695 while (it.hasNext()) { 5696 PackageSetting ps = it.next(); 5697 if (ps.getInstalled(userId)) { 5698 res[i++] = ps.name; 5699 } else { 5700 res = ArrayUtils.removeElement(String.class, res, res[i]); 5701 } 5702 } 5703 return res; 5704 } else if (obj instanceof PackageSetting) { 5705 final PackageSetting ps = (PackageSetting) obj; 5706 if (ps.getInstalled(userId) && !filterAppAccessLPr(ps, callingUid, userId)) { 5707 return new String[]{ps.name}; 5708 } 5709 } 5710 } 5711 return null; 5712 } 5713 5714 @Override 5715 public String getNameForUid(int uid) { 5716 final int callingUid = Binder.getCallingUid(); 5717 if (getInstantAppPackageName(callingUid) != null) { 5718 return null; 5719 } 5720 synchronized (mPackages) { 5721 Object obj = mSettings.getUserIdLPr(UserHandle.getAppId(uid)); 5722 if (obj instanceof SharedUserSetting) { 5723 final SharedUserSetting sus = (SharedUserSetting) obj; 5724 return sus.name + ":" + sus.userId; 5725 } else if (obj instanceof PackageSetting) { 5726 final PackageSetting ps = (PackageSetting) obj; 5727 if (filterAppAccessLPr(ps, callingUid, UserHandle.getUserId(callingUid))) { 5728 return null; 5729 } 5730 return ps.name; 5731 } 5732 return null; 5733 } 5734 } 5735 5736 @Override 5737 public String[] getNamesForUids(int[] uids) { 5738 if (uids == null || uids.length == 0) { 5739 return null; 5740 } 5741 final int callingUid = Binder.getCallingUid(); 5742 if (getInstantAppPackageName(callingUid) != null) { 5743 return null; 5744 } 5745 final String[] names = new String[uids.length]; 5746 synchronized (mPackages) { 5747 for (int i = uids.length - 1; i >= 0; i--) { 5748 final int uid = uids[i]; 5749 Object obj = mSettings.getUserIdLPr(UserHandle.getAppId(uid)); 5750 if (obj instanceof SharedUserSetting) { 5751 final SharedUserSetting sus = (SharedUserSetting) obj; 5752 names[i] = "shared:" + sus.name; 5753 } else if (obj instanceof PackageSetting) { 5754 final PackageSetting ps = (PackageSetting) obj; 5755 if (filterAppAccessLPr(ps, callingUid, UserHandle.getUserId(callingUid))) { 5756 names[i] = null; 5757 } else { 5758 names[i] = ps.name; 5759 } 5760 } else { 5761 names[i] = null; 5762 } 5763 } 5764 } 5765 return names; 5766 } 5767 5768 @Override 5769 public int getUidForSharedUser(String sharedUserName) { 5770 if (getInstantAppPackageName(Binder.getCallingUid()) != null) { 5771 return -1; 5772 } 5773 if (sharedUserName == null) { 5774 return -1; 5775 } 5776 // reader 5777 synchronized (mPackages) { 5778 SharedUserSetting suid; 5779 try { 5780 suid = mSettings.getSharedUserLPw(sharedUserName, 0, 0, false); 5781 if (suid != null) { 5782 return suid.userId; 5783 } 5784 } catch (PackageManagerException ignore) { 5785 // can't happen, but, still need to catch it 5786 } 5787 return -1; 5788 } 5789 } 5790 5791 @Override 5792 public int getFlagsForUid(int uid) { 5793 final int callingUid = Binder.getCallingUid(); 5794 if (getInstantAppPackageName(callingUid) != null) { 5795 return 0; 5796 } 5797 synchronized (mPackages) { 5798 Object obj = mSettings.getUserIdLPr(UserHandle.getAppId(uid)); 5799 if (obj instanceof SharedUserSetting) { 5800 final SharedUserSetting sus = (SharedUserSetting) obj; 5801 return sus.pkgFlags; 5802 } else if (obj instanceof PackageSetting) { 5803 final PackageSetting ps = (PackageSetting) obj; 5804 if (filterAppAccessLPr(ps, callingUid, UserHandle.getUserId(callingUid))) { 5805 return 0; 5806 } 5807 return ps.pkgFlags; 5808 } 5809 } 5810 return 0; 5811 } 5812 5813 @Override 5814 public int getPrivateFlagsForUid(int uid) { 5815 final int callingUid = Binder.getCallingUid(); 5816 if (getInstantAppPackageName(callingUid) != null) { 5817 return 0; 5818 } 5819 synchronized (mPackages) { 5820 Object obj = mSettings.getUserIdLPr(UserHandle.getAppId(uid)); 5821 if (obj instanceof SharedUserSetting) { 5822 final SharedUserSetting sus = (SharedUserSetting) obj; 5823 return sus.pkgPrivateFlags; 5824 } else if (obj instanceof PackageSetting) { 5825 final PackageSetting ps = (PackageSetting) obj; 5826 if (filterAppAccessLPr(ps, callingUid, UserHandle.getUserId(callingUid))) { 5827 return 0; 5828 } 5829 return ps.pkgPrivateFlags; 5830 } 5831 } 5832 return 0; 5833 } 5834 5835 @Override 5836 public boolean isUidPrivileged(int uid) { 5837 if (getInstantAppPackageName(Binder.getCallingUid()) != null) { 5838 return false; 5839 } 5840 uid = UserHandle.getAppId(uid); 5841 // reader 5842 synchronized (mPackages) { 5843 Object obj = mSettings.getUserIdLPr(uid); 5844 if (obj instanceof SharedUserSetting) { 5845 final SharedUserSetting sus = (SharedUserSetting) obj; 5846 final Iterator<PackageSetting> it = sus.packages.iterator(); 5847 while (it.hasNext()) { 5848 if (it.next().isPrivileged()) { 5849 return true; 5850 } 5851 } 5852 } else if (obj instanceof PackageSetting) { 5853 final PackageSetting ps = (PackageSetting) obj; 5854 return ps.isPrivileged(); 5855 } 5856 } 5857 return false; 5858 } 5859 5860 @Override 5861 public String[] getAppOpPermissionPackages(String permName) { 5862 return mPermissionManager.getAppOpPermissionPackages(permName); 5863 } 5864 5865 @Override 5866 public ResolveInfo resolveIntent(Intent intent, String resolvedType, 5867 int flags, int userId) { 5868 return resolveIntentInternal( 5869 intent, resolvedType, flags, userId, false /*resolveForStart*/); 5870 } 5871 5872 /** 5873 * Normally instant apps can only be resolved when they're visible to the caller. 5874 * However, if {@code resolveForStart} is {@code true}, all instant apps are visible 5875 * since we need to allow the system to start any installed application. 5876 */ 5877 private ResolveInfo resolveIntentInternal(Intent intent, String resolvedType, 5878 int flags, int userId, boolean resolveForStart) { 5879 try { 5880 Trace.traceBegin(TRACE_TAG_PACKAGE_MANAGER, "resolveIntent"); 5881 5882 if (!sUserManager.exists(userId)) return null; 5883 final int callingUid = Binder.getCallingUid(); 5884 flags = updateFlagsForResolve(flags, userId, intent, callingUid, resolveForStart); 5885 mPermissionManager.enforceCrossUserPermission(callingUid, userId, 5886 false /*requireFullPermission*/, false /*checkShell*/, "resolve intent"); 5887 5888 Trace.traceBegin(TRACE_TAG_PACKAGE_MANAGER, "queryIntentActivities"); 5889 final List<ResolveInfo> query = queryIntentActivitiesInternal(intent, resolvedType, 5890 flags, callingUid, userId, resolveForStart, true /*allowDynamicSplits*/); 5891 Trace.traceEnd(TRACE_TAG_PACKAGE_MANAGER); 5892 5893 final ResolveInfo bestChoice = 5894 chooseBestActivity(intent, resolvedType, flags, query, userId); 5895 return bestChoice; 5896 } finally { 5897 Trace.traceEnd(TRACE_TAG_PACKAGE_MANAGER); 5898 } 5899 } 5900 5901 @Override 5902 public ResolveInfo findPersistentPreferredActivity(Intent intent, int userId) { 5903 if (!UserHandle.isSameApp(Binder.getCallingUid(), Process.SYSTEM_UID)) { 5904 throw new SecurityException( 5905 "findPersistentPreferredActivity can only be run by the system"); 5906 } 5907 if (!sUserManager.exists(userId)) { 5908 return null; 5909 } 5910 final int callingUid = Binder.getCallingUid(); 5911 intent = updateIntentForResolve(intent); 5912 final String resolvedType = intent.resolveTypeIfNeeded(mContext.getContentResolver()); 5913 final int flags = updateFlagsForResolve( 5914 0, userId, intent, callingUid, false /*includeInstantApps*/); 5915 final List<ResolveInfo> query = queryIntentActivitiesInternal(intent, resolvedType, flags, 5916 userId); 5917 synchronized (mPackages) { 5918 return findPersistentPreferredActivityLP(intent, resolvedType, flags, query, false, 5919 userId); 5920 } 5921 } 5922 5923 @Override 5924 public void setLastChosenActivity(Intent intent, String resolvedType, int flags, 5925 IntentFilter filter, int match, ComponentName activity) { 5926 if (getInstantAppPackageName(Binder.getCallingUid()) != null) { 5927 return; 5928 } 5929 final int userId = UserHandle.getCallingUserId(); 5930 if (DEBUG_PREFERRED) { 5931 Log.v(TAG, "setLastChosenActivity intent=" + intent 5932 + " resolvedType=" + resolvedType 5933 + " flags=" + flags 5934 + " filter=" + filter 5935 + " match=" + match 5936 + " activity=" + activity); 5937 filter.dump(new PrintStreamPrinter(System.out), " "); 5938 } 5939 intent.setComponent(null); 5940 final List<ResolveInfo> query = queryIntentActivitiesInternal(intent, resolvedType, flags, 5941 userId); 5942 // Find any earlier preferred or last chosen entries and nuke them 5943 findPreferredActivity(intent, resolvedType, 5944 flags, query, 0, false, true, false, userId); 5945 // Add the new activity as the last chosen for this filter 5946 addPreferredActivityInternal(filter, match, null, activity, false, userId, 5947 "Setting last chosen"); 5948 } 5949 5950 @Override 5951 public ResolveInfo getLastChosenActivity(Intent intent, String resolvedType, int flags) { 5952 if (getInstantAppPackageName(Binder.getCallingUid()) != null) { 5953 return null; 5954 } 5955 final int userId = UserHandle.getCallingUserId(); 5956 if (DEBUG_PREFERRED) Log.v(TAG, "Querying last chosen activity for " + intent); 5957 final List<ResolveInfo> query = queryIntentActivitiesInternal(intent, resolvedType, flags, 5958 userId); 5959 return findPreferredActivity(intent, resolvedType, flags, query, 0, 5960 false, false, false, userId); 5961 } 5962 5963 /** 5964 * Returns whether or not instant apps have been disabled remotely. 5965 */ 5966 private boolean areWebInstantAppsDisabled() { 5967 return mWebInstantAppsDisabled; 5968 } 5969 5970 private boolean isInstantAppResolutionAllowed( 5971 Intent intent, List<ResolveInfo> resolvedActivities, int userId, 5972 boolean skipPackageCheck) { 5973 if (mInstantAppResolverConnection == null) { 5974 return false; 5975 } 5976 if (mInstantAppInstallerActivity == null) { 5977 return false; 5978 } 5979 if (intent.getComponent() != null) { 5980 return false; 5981 } 5982 if ((intent.getFlags() & Intent.FLAG_IGNORE_EPHEMERAL) != 0) { 5983 return false; 5984 } 5985 if (!skipPackageCheck && intent.getPackage() != null) { 5986 return false; 5987 } 5988 if (!intent.isWebIntent()) { 5989 // for non web intents, we should not resolve externally if an app already exists to 5990 // handle it or if the caller didn't explicitly request it. 5991 if ((resolvedActivities != null && resolvedActivities.size() != 0) 5992 || (intent.getFlags() & Intent.FLAG_ACTIVITY_MATCH_EXTERNAL) == 0) { 5993 return false; 5994 } 5995 } else { 5996 if (intent.getData() == null || TextUtils.isEmpty(intent.getData().getHost())) { 5997 return false; 5998 } else if (areWebInstantAppsDisabled()) { 5999 return false; 6000 } 6001 } 6002 // Deny ephemeral apps if the user chose _ALWAYS or _ALWAYS_ASK for intent resolution. 6003 // Or if there's already an ephemeral app installed that handles the action 6004 synchronized (mPackages) { 6005 final int count = (resolvedActivities == null ? 0 : resolvedActivities.size()); 6006 for (int n = 0; n < count; n++) { 6007 final ResolveInfo info = resolvedActivities.get(n); 6008 final String packageName = info.activityInfo.packageName; 6009 final PackageSetting ps = mSettings.mPackages.get(packageName); 6010 if (ps != null) { 6011 // only check domain verification status if the app is not a browser 6012 if (!info.handleAllWebDataURI) { 6013 // Try to get the status from User settings first 6014 final long packedStatus = getDomainVerificationStatusLPr(ps, userId); 6015 final int status = (int) (packedStatus >> 32); 6016 if (status == INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_ALWAYS 6017 || status == INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_ALWAYS_ASK) { 6018 if (DEBUG_INSTANT) { 6019 Slog.v(TAG, "DENY instant app;" 6020 + " pkg: " + packageName + ", status: " + status); 6021 } 6022 return false; 6023 } 6024 } 6025 if (ps.getInstantApp(userId)) { 6026 if (DEBUG_INSTANT) { 6027 Slog.v(TAG, "DENY instant app installed;" 6028 + " pkg: " + packageName); 6029 } 6030 return false; 6031 } 6032 } 6033 } 6034 } 6035 // We've exhausted all ways to deny ephemeral application; let the system look for them. 6036 return true; 6037 } 6038 6039 private void requestInstantAppResolutionPhaseTwo(AuxiliaryResolveInfo responseObj, 6040 Intent origIntent, String resolvedType, String callingPackage, 6041 Bundle verificationBundle, int userId) { 6042 final Message msg = mHandler.obtainMessage(INSTANT_APP_RESOLUTION_PHASE_TWO, 6043 new InstantAppRequest(responseObj, origIntent, resolvedType, 6044 callingPackage, userId, verificationBundle, false /*resolveForStart*/)); 6045 mHandler.sendMessage(msg); 6046 } 6047 6048 private ResolveInfo chooseBestActivity(Intent intent, String resolvedType, 6049 int flags, List<ResolveInfo> query, int userId) { 6050 if (query != null) { 6051 final int N = query.size(); 6052 if (N == 1) { 6053 return query.get(0); 6054 } else if (N > 1) { 6055 final boolean debug = ((intent.getFlags() & Intent.FLAG_DEBUG_LOG_RESOLUTION) != 0); 6056 // If there is more than one activity with the same priority, 6057 // then let the user decide between them. 6058 ResolveInfo r0 = query.get(0); 6059 ResolveInfo r1 = query.get(1); 6060 if (DEBUG_INTENT_MATCHING || debug) { 6061 Slog.v(TAG, r0.activityInfo.name + "=" + r0.priority + " vs " 6062 + r1.activityInfo.name + "=" + r1.priority); 6063 } 6064 // If the first activity has a higher priority, or a different 6065 // default, then it is always desirable to pick it. 6066 if (r0.priority != r1.priority 6067 || r0.preferredOrder != r1.preferredOrder 6068 || r0.isDefault != r1.isDefault) { 6069 return query.get(0); 6070 } 6071 // If we have saved a preference for a preferred activity for 6072 // this Intent, use that. 6073 ResolveInfo ri = findPreferredActivity(intent, resolvedType, 6074 flags, query, r0.priority, true, false, debug, userId); 6075 if (ri != null) { 6076 return ri; 6077 } 6078 // If we have an ephemeral app, use it 6079 for (int i = 0; i < N; i++) { 6080 ri = query.get(i); 6081 if (ri.activityInfo.applicationInfo.isInstantApp()) { 6082 final String packageName = ri.activityInfo.packageName; 6083 final PackageSetting ps = mSettings.mPackages.get(packageName); 6084 final long packedStatus = getDomainVerificationStatusLPr(ps, userId); 6085 final int status = (int)(packedStatus >> 32); 6086 if (status != INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_ALWAYS_ASK) { 6087 return ri; 6088 } 6089 } 6090 } 6091 ri = new ResolveInfo(mResolveInfo); 6092 ri.activityInfo = new ActivityInfo(ri.activityInfo); 6093 ri.activityInfo.labelRes = ResolverActivity.getLabelRes(intent.getAction()); 6094 // If all of the options come from the same package, show the application's 6095 // label and icon instead of the generic resolver's. 6096 // Some calls like Intent.resolveActivityInfo query the ResolveInfo from here 6097 // and then throw away the ResolveInfo itself, meaning that the caller loses 6098 // the resolvePackageName. Therefore the activityInfo.labelRes above provides 6099 // a fallback for this case; we only set the target package's resources on 6100 // the ResolveInfo, not the ActivityInfo. 6101 final String intentPackage = intent.getPackage(); 6102 if (!TextUtils.isEmpty(intentPackage) && allHavePackage(query, intentPackage)) { 6103 final ApplicationInfo appi = query.get(0).activityInfo.applicationInfo; 6104 ri.resolvePackageName = intentPackage; 6105 if (userNeedsBadging(userId)) { 6106 ri.noResourceId = true; 6107 } else { 6108 ri.icon = appi.icon; 6109 } 6110 ri.iconResourceId = appi.icon; 6111 ri.labelRes = appi.labelRes; 6112 } 6113 ri.activityInfo.applicationInfo = new ApplicationInfo( 6114 ri.activityInfo.applicationInfo); 6115 if (userId != 0) { 6116 ri.activityInfo.applicationInfo.uid = UserHandle.getUid(userId, 6117 UserHandle.getAppId(ri.activityInfo.applicationInfo.uid)); 6118 } 6119 // Make sure that the resolver is displayable in car mode 6120 if (ri.activityInfo.metaData == null) ri.activityInfo.metaData = new Bundle(); 6121 ri.activityInfo.metaData.putBoolean(Intent.METADATA_DOCK_HOME, true); 6122 return ri; 6123 } 6124 } 6125 return null; 6126 } 6127 6128 /** 6129 * Return true if the given list is not empty and all of its contents have 6130 * an activityInfo with the given package name. 6131 */ 6132 private boolean allHavePackage(List<ResolveInfo> list, String packageName) { 6133 if (ArrayUtils.isEmpty(list)) { 6134 return false; 6135 } 6136 for (int i = 0, N = list.size(); i < N; i++) { 6137 final ResolveInfo ri = list.get(i); 6138 final ActivityInfo ai = ri != null ? ri.activityInfo : null; 6139 if (ai == null || !packageName.equals(ai.packageName)) { 6140 return false; 6141 } 6142 } 6143 return true; 6144 } 6145 6146 private ResolveInfo findPersistentPreferredActivityLP(Intent intent, String resolvedType, 6147 int flags, List<ResolveInfo> query, boolean debug, int userId) { 6148 final int N = query.size(); 6149 PersistentPreferredIntentResolver ppir = mSettings.mPersistentPreferredActivities 6150 .get(userId); 6151 // Get the list of persistent preferred activities that handle the intent 6152 if (DEBUG_PREFERRED || debug) Slog.v(TAG, "Looking for presistent preferred activities..."); 6153 List<PersistentPreferredActivity> pprefs = ppir != null 6154 ? ppir.queryIntent(intent, resolvedType, 6155 (flags & PackageManager.MATCH_DEFAULT_ONLY) != 0, 6156 userId) 6157 : null; 6158 if (pprefs != null && pprefs.size() > 0) { 6159 final int M = pprefs.size(); 6160 for (int i=0; i<M; i++) { 6161 final PersistentPreferredActivity ppa = pprefs.get(i); 6162 if (DEBUG_PREFERRED || debug) { 6163 Slog.v(TAG, "Checking PersistentPreferredActivity ds=" 6164 + (ppa.countDataSchemes() > 0 ? ppa.getDataScheme(0) : "<none>") 6165 + "\n component=" + ppa.mComponent); 6166 ppa.dump(new LogPrinter(Log.VERBOSE, TAG, Log.LOG_ID_SYSTEM), " "); 6167 } 6168 final ActivityInfo ai = getActivityInfo(ppa.mComponent, 6169 flags | MATCH_DISABLED_COMPONENTS, userId); 6170 if (DEBUG_PREFERRED || debug) { 6171 Slog.v(TAG, "Found persistent preferred activity:"); 6172 if (ai != null) { 6173 ai.dump(new LogPrinter(Log.VERBOSE, TAG, Log.LOG_ID_SYSTEM), " "); 6174 } else { 6175 Slog.v(TAG, " null"); 6176 } 6177 } 6178 if (ai == null) { 6179 // This previously registered persistent preferred activity 6180 // component is no longer known. Ignore it and do NOT remove it. 6181 continue; 6182 } 6183 for (int j=0; j<N; j++) { 6184 final ResolveInfo ri = query.get(j); 6185 if (!ri.activityInfo.applicationInfo.packageName 6186 .equals(ai.applicationInfo.packageName)) { 6187 continue; 6188 } 6189 if (!ri.activityInfo.name.equals(ai.name)) { 6190 continue; 6191 } 6192 // Found a persistent preference that can handle the intent. 6193 if (DEBUG_PREFERRED || debug) { 6194 Slog.v(TAG, "Returning persistent preferred activity: " + 6195 ri.activityInfo.packageName + "/" + ri.activityInfo.name); 6196 } 6197 return ri; 6198 } 6199 } 6200 } 6201 return null; 6202 } 6203 6204 // TODO: handle preferred activities missing while user has amnesia 6205 ResolveInfo findPreferredActivity(Intent intent, String resolvedType, int flags, 6206 List<ResolveInfo> query, int priority, boolean always, 6207 boolean removeMatches, boolean debug, int userId) { 6208 if (!sUserManager.exists(userId)) return null; 6209 final int callingUid = Binder.getCallingUid(); 6210 flags = updateFlagsForResolve( 6211 flags, userId, intent, callingUid, false /*includeInstantApps*/); 6212 intent = updateIntentForResolve(intent); 6213 // writer 6214 synchronized (mPackages) { 6215 // Try to find a matching persistent preferred activity. 6216 ResolveInfo pri = findPersistentPreferredActivityLP(intent, resolvedType, flags, query, 6217 debug, userId); 6218 6219 // If a persistent preferred activity matched, use it. 6220 if (pri != null) { 6221 return pri; 6222 } 6223 6224 PreferredIntentResolver pir = mSettings.mPreferredActivities.get(userId); 6225 // Get the list of preferred activities that handle the intent 6226 if (DEBUG_PREFERRED || debug) Slog.v(TAG, "Looking for preferred activities..."); 6227 List<PreferredActivity> prefs = pir != null 6228 ? pir.queryIntent(intent, resolvedType, 6229 (flags & PackageManager.MATCH_DEFAULT_ONLY) != 0, 6230 userId) 6231 : null; 6232 if (prefs != null && prefs.size() > 0) { 6233 boolean changed = false; 6234 try { 6235 // First figure out how good the original match set is. 6236 // We will only allow preferred activities that came 6237 // from the same match quality. 6238 int match = 0; 6239 6240 if (DEBUG_PREFERRED || debug) Slog.v(TAG, "Figuring out best match..."); 6241 6242 final int N = query.size(); 6243 for (int j=0; j<N; j++) { 6244 final ResolveInfo ri = query.get(j); 6245 if (DEBUG_PREFERRED || debug) Slog.v(TAG, "Match for " + ri.activityInfo 6246 + ": 0x" + Integer.toHexString(match)); 6247 if (ri.match > match) { 6248 match = ri.match; 6249 } 6250 } 6251 6252 if (DEBUG_PREFERRED || debug) Slog.v(TAG, "Best match: 0x" 6253 + Integer.toHexString(match)); 6254 6255 match &= IntentFilter.MATCH_CATEGORY_MASK; 6256 final int M = prefs.size(); 6257 for (int i=0; i<M; i++) { 6258 final PreferredActivity pa = prefs.get(i); 6259 if (DEBUG_PREFERRED || debug) { 6260 Slog.v(TAG, "Checking PreferredActivity ds=" 6261 + (pa.countDataSchemes() > 0 ? pa.getDataScheme(0) : "<none>") 6262 + "\n component=" + pa.mPref.mComponent); 6263 pa.dump(new LogPrinter(Log.VERBOSE, TAG, Log.LOG_ID_SYSTEM), " "); 6264 } 6265 if (pa.mPref.mMatch != match) { 6266 if (DEBUG_PREFERRED || debug) Slog.v(TAG, "Skipping bad match " 6267 + Integer.toHexString(pa.mPref.mMatch)); 6268 continue; 6269 } 6270 // If it's not an "always" type preferred activity and that's what we're 6271 // looking for, skip it. 6272 if (always && !pa.mPref.mAlways) { 6273 if (DEBUG_PREFERRED || debug) Slog.v(TAG, "Skipping mAlways=false entry"); 6274 continue; 6275 } 6276 final ActivityInfo ai = getActivityInfo( 6277 pa.mPref.mComponent, flags | MATCH_DISABLED_COMPONENTS 6278 | MATCH_DIRECT_BOOT_AWARE | MATCH_DIRECT_BOOT_UNAWARE, 6279 userId); 6280 if (DEBUG_PREFERRED || debug) { 6281 Slog.v(TAG, "Found preferred activity:"); 6282 if (ai != null) { 6283 ai.dump(new LogPrinter(Log.VERBOSE, TAG, Log.LOG_ID_SYSTEM), " "); 6284 } else { 6285 Slog.v(TAG, " null"); 6286 } 6287 } 6288 if (ai == null) { 6289 // This previously registered preferred activity 6290 // component is no longer known. Most likely an update 6291 // to the app was installed and in the new version this 6292 // component no longer exists. Clean it up by removing 6293 // it from the preferred activities list, and skip it. 6294 Slog.w(TAG, "Removing dangling preferred activity: " 6295 + pa.mPref.mComponent); 6296 pir.removeFilter(pa); 6297 changed = true; 6298 continue; 6299 } 6300 for (int j=0; j<N; j++) { 6301 final ResolveInfo ri = query.get(j); 6302 if (!ri.activityInfo.applicationInfo.packageName 6303 .equals(ai.applicationInfo.packageName)) { 6304 continue; 6305 } 6306 if (!ri.activityInfo.name.equals(ai.name)) { 6307 continue; 6308 } 6309 6310 if (removeMatches) { 6311 pir.removeFilter(pa); 6312 changed = true; 6313 if (DEBUG_PREFERRED) { 6314 Slog.v(TAG, "Removing match " + pa.mPref.mComponent); 6315 } 6316 break; 6317 } 6318 6319 // Okay we found a previously set preferred or last chosen app. 6320 // If the result set is different from when this 6321 // was created, and is not a subset of the preferred set, we need to 6322 // clear it and re-ask the user their preference, if we're looking for 6323 // an "always" type entry. 6324 if (always && !pa.mPref.sameSet(query)) { 6325 if (pa.mPref.isSuperset(query)) { 6326 // some components of the set are no longer present in 6327 // the query, but the preferred activity can still be reused 6328 if (DEBUG_PREFERRED) { 6329 Slog.i(TAG, "Result set changed, but PreferredActivity is" 6330 + " still valid as only non-preferred components" 6331 + " were removed for " + intent + " type " 6332 + resolvedType); 6333 } 6334 // remove obsolete components and re-add the up-to-date filter 6335 PreferredActivity freshPa = new PreferredActivity(pa, 6336 pa.mPref.mMatch, 6337 pa.mPref.discardObsoleteComponents(query), 6338 pa.mPref.mComponent, 6339 pa.mPref.mAlways); 6340 pir.removeFilter(pa); 6341 pir.addFilter(freshPa); 6342 changed = true; 6343 } else { 6344 Slog.i(TAG, 6345 "Result set changed, dropping preferred activity for " 6346 + intent + " type " + resolvedType); 6347 if (DEBUG_PREFERRED) { 6348 Slog.v(TAG, "Removing preferred activity since set changed " 6349 + pa.mPref.mComponent); 6350 } 6351 pir.removeFilter(pa); 6352 // Re-add the filter as a "last chosen" entry (!always) 6353 PreferredActivity lastChosen = new PreferredActivity( 6354 pa, pa.mPref.mMatch, null, pa.mPref.mComponent, false); 6355 pir.addFilter(lastChosen); 6356 changed = true; 6357 return null; 6358 } 6359 } 6360 6361 // Yay! Either the set matched or we're looking for the last chosen 6362 if (DEBUG_PREFERRED || debug) Slog.v(TAG, "Returning preferred activity: " 6363 + ri.activityInfo.packageName + "/" + ri.activityInfo.name); 6364 return ri; 6365 } 6366 } 6367 } finally { 6368 if (changed) { 6369 if (DEBUG_PREFERRED) { 6370 Slog.v(TAG, "Preferred activity bookkeeping changed; writing restrictions"); 6371 } 6372 scheduleWritePackageRestrictionsLocked(userId); 6373 } 6374 } 6375 } 6376 } 6377 if (DEBUG_PREFERRED || debug) Slog.v(TAG, "No preferred activity to return"); 6378 return null; 6379 } 6380 6381 /* 6382 * Returns if intent can be forwarded from the sourceUserId to the targetUserId 6383 */ 6384 @Override 6385 public boolean canForwardTo(Intent intent, String resolvedType, int sourceUserId, 6386 int targetUserId) { 6387 mContext.enforceCallingOrSelfPermission( 6388 android.Manifest.permission.INTERACT_ACROSS_USERS_FULL, null); 6389 List<CrossProfileIntentFilter> matches = 6390 getMatchingCrossProfileIntentFilters(intent, resolvedType, sourceUserId); 6391 if (matches != null) { 6392 int size = matches.size(); 6393 for (int i = 0; i < size; i++) { 6394 if (matches.get(i).getTargetUserId() == targetUserId) return true; 6395 } 6396 } 6397 if (intent.hasWebURI()) { 6398 // cross-profile app linking works only towards the parent. 6399 final int callingUid = Binder.getCallingUid(); 6400 final UserInfo parent = getProfileParent(sourceUserId); 6401 synchronized(mPackages) { 6402 int flags = updateFlagsForResolve(0, parent.id, intent, callingUid, 6403 false /*includeInstantApps*/); 6404 CrossProfileDomainInfo xpDomainInfo = getCrossProfileDomainPreferredLpr( 6405 intent, resolvedType, flags, sourceUserId, parent.id); 6406 return xpDomainInfo != null; 6407 } 6408 } 6409 return false; 6410 } 6411 6412 private UserInfo getProfileParent(int userId) { 6413 final long identity = Binder.clearCallingIdentity(); 6414 try { 6415 return sUserManager.getProfileParent(userId); 6416 } finally { 6417 Binder.restoreCallingIdentity(identity); 6418 } 6419 } 6420 6421 private List<CrossProfileIntentFilter> getMatchingCrossProfileIntentFilters(Intent intent, 6422 String resolvedType, int userId) { 6423 CrossProfileIntentResolver resolver = mSettings.mCrossProfileIntentResolvers.get(userId); 6424 if (resolver != null) { 6425 return resolver.queryIntent(intent, resolvedType, false /*defaultOnly*/, userId); 6426 } 6427 return null; 6428 } 6429 6430 @Override 6431 public @NonNull ParceledListSlice<ResolveInfo> queryIntentActivities(Intent intent, 6432 String resolvedType, int flags, int userId) { 6433 try { 6434 Trace.traceBegin(TRACE_TAG_PACKAGE_MANAGER, "queryIntentActivities"); 6435 6436 return new ParceledListSlice<>( 6437 queryIntentActivitiesInternal(intent, resolvedType, flags, userId)); 6438 } finally { 6439 Trace.traceEnd(TRACE_TAG_PACKAGE_MANAGER); 6440 } 6441 } 6442 6443 /** 6444 * Returns the package name of the calling Uid if it's an instant app. If it isn't 6445 * instant, returns {@code null}. 6446 */ 6447 private String getInstantAppPackageName(int callingUid) { 6448 synchronized (mPackages) { 6449 // If the caller is an isolated app use the owner's uid for the lookup. 6450 if (Process.isIsolated(callingUid)) { 6451 callingUid = mIsolatedOwners.get(callingUid); 6452 } 6453 final int appId = UserHandle.getAppId(callingUid); 6454 final Object obj = mSettings.getUserIdLPr(appId); 6455 if (obj instanceof PackageSetting) { 6456 final PackageSetting ps = (PackageSetting) obj; 6457 final boolean isInstantApp = ps.getInstantApp(UserHandle.getUserId(callingUid)); 6458 return isInstantApp ? ps.pkg.packageName : null; 6459 } 6460 } 6461 return null; 6462 } 6463 6464 private @NonNull List<ResolveInfo> queryIntentActivitiesInternal(Intent intent, 6465 String resolvedType, int flags, int userId) { 6466 return queryIntentActivitiesInternal( 6467 intent, resolvedType, flags, Binder.getCallingUid(), userId, 6468 false /*resolveForStart*/, true /*allowDynamicSplits*/); 6469 } 6470 6471 private @NonNull List<ResolveInfo> queryIntentActivitiesInternal(Intent intent, 6472 String resolvedType, int flags, int filterCallingUid, int userId, 6473 boolean resolveForStart, boolean allowDynamicSplits) { 6474 if (!sUserManager.exists(userId)) return Collections.emptyList(); 6475 final String instantAppPkgName = getInstantAppPackageName(filterCallingUid); 6476 mPermissionManager.enforceCrossUserPermission(Binder.getCallingUid(), userId, 6477 false /* requireFullPermission */, false /* checkShell */, 6478 "query intent activities"); 6479 final String pkgName = intent.getPackage(); 6480 ComponentName comp = intent.getComponent(); 6481 if (comp == null) { 6482 if (intent.getSelector() != null) { 6483 intent = intent.getSelector(); 6484 comp = intent.getComponent(); 6485 } 6486 } 6487 6488 flags = updateFlagsForResolve(flags, userId, intent, filterCallingUid, resolveForStart, 6489 comp != null || pkgName != null /*onlyExposedExplicitly*/); 6490 if (comp != null) { 6491 final List<ResolveInfo> list = new ArrayList<ResolveInfo>(1); 6492 final ActivityInfo ai = getActivityInfo(comp, flags, userId); 6493 if (ai != null) { 6494 // When specifying an explicit component, we prevent the activity from being 6495 // used when either 1) the calling package is normal and the activity is within 6496 // an ephemeral application or 2) the calling package is ephemeral and the 6497 // activity is not visible to ephemeral applications. 6498 final boolean matchInstantApp = 6499 (flags & PackageManager.MATCH_INSTANT) != 0; 6500 final boolean matchVisibleToInstantAppOnly = 6501 (flags & PackageManager.MATCH_VISIBLE_TO_INSTANT_APP_ONLY) != 0; 6502 final boolean matchExplicitlyVisibleOnly = 6503 (flags & PackageManager.MATCH_EXPLICITLY_VISIBLE_ONLY) != 0; 6504 final boolean isCallerInstantApp = 6505 instantAppPkgName != null; 6506 final boolean isTargetSameInstantApp = 6507 comp.getPackageName().equals(instantAppPkgName); 6508 final boolean isTargetInstantApp = 6509 (ai.applicationInfo.privateFlags 6510 & ApplicationInfo.PRIVATE_FLAG_INSTANT) != 0; 6511 final boolean isTargetVisibleToInstantApp = 6512 (ai.flags & ActivityInfo.FLAG_VISIBLE_TO_INSTANT_APP) != 0; 6513 final boolean isTargetExplicitlyVisibleToInstantApp = 6514 isTargetVisibleToInstantApp 6515 && (ai.flags & ActivityInfo.FLAG_IMPLICITLY_VISIBLE_TO_INSTANT_APP) == 0; 6516 final boolean isTargetHiddenFromInstantApp = 6517 !isTargetVisibleToInstantApp 6518 || (matchExplicitlyVisibleOnly && !isTargetExplicitlyVisibleToInstantApp); 6519 final boolean blockResolution = 6520 !isTargetSameInstantApp 6521 && ((!matchInstantApp && !isCallerInstantApp && isTargetInstantApp) 6522 || (matchVisibleToInstantAppOnly && isCallerInstantApp 6523 && isTargetHiddenFromInstantApp)); 6524 if (!blockResolution) { 6525 final ResolveInfo ri = new ResolveInfo(); 6526 ri.activityInfo = ai; 6527 list.add(ri); 6528 } 6529 } 6530 return applyPostResolutionFilter( 6531 list, instantAppPkgName, allowDynamicSplits, filterCallingUid, userId, intent); 6532 } 6533 6534 // reader 6535 boolean sortResult = false; 6536 boolean addInstant = false; 6537 List<ResolveInfo> result; 6538 synchronized (mPackages) { 6539 if (pkgName == null) { 6540 List<CrossProfileIntentFilter> matchingFilters = 6541 getMatchingCrossProfileIntentFilters(intent, resolvedType, userId); 6542 // Check for results that need to skip the current profile. 6543 ResolveInfo xpResolveInfo = querySkipCurrentProfileIntents(matchingFilters, intent, 6544 resolvedType, flags, userId); 6545 if (xpResolveInfo != null) { 6546 List<ResolveInfo> xpResult = new ArrayList<ResolveInfo>(1); 6547 xpResult.add(xpResolveInfo); 6548 return applyPostResolutionFilter( 6549 filterIfNotSystemUser(xpResult, userId), instantAppPkgName, 6550 allowDynamicSplits, filterCallingUid, userId, intent); 6551 } 6552 6553 // Check for results in the current profile. 6554 result = filterIfNotSystemUser(mActivities.queryIntent( 6555 intent, resolvedType, flags, userId), userId); 6556 addInstant = isInstantAppResolutionAllowed(intent, result, userId, 6557 false /*skipPackageCheck*/); 6558 // Check for cross profile results. 6559 boolean hasNonNegativePriorityResult = hasNonNegativePriority(result); 6560 xpResolveInfo = queryCrossProfileIntents( 6561 matchingFilters, intent, resolvedType, flags, userId, 6562 hasNonNegativePriorityResult); 6563 if (xpResolveInfo != null && isUserEnabled(xpResolveInfo.targetUserId)) { 6564 boolean isVisibleToUser = filterIfNotSystemUser( 6565 Collections.singletonList(xpResolveInfo), userId).size() > 0; 6566 if (isVisibleToUser) { 6567 result.add(xpResolveInfo); 6568 sortResult = true; 6569 } 6570 } 6571 if (intent.hasWebURI()) { 6572 CrossProfileDomainInfo xpDomainInfo = null; 6573 final UserInfo parent = getProfileParent(userId); 6574 if (parent != null) { 6575 xpDomainInfo = getCrossProfileDomainPreferredLpr(intent, resolvedType, 6576 flags, userId, parent.id); 6577 } 6578 if (xpDomainInfo != null) { 6579 if (xpResolveInfo != null) { 6580 // If we didn't remove it, the cross-profile ResolveInfo would be twice 6581 // in the result. 6582 result.remove(xpResolveInfo); 6583 } 6584 if (result.size() == 0 && !addInstant) { 6585 // No result in current profile, but found candidate in parent user. 6586 // And we are not going to add emphemeral app, so we can return the 6587 // result straight away. 6588 result.add(xpDomainInfo.resolveInfo); 6589 return applyPostResolutionFilter(result, instantAppPkgName, 6590 allowDynamicSplits, filterCallingUid, userId, intent); 6591 } 6592 } else if (result.size() <= 1 && !addInstant) { 6593 // No result in parent user and <= 1 result in current profile, and we 6594 // are not going to add emphemeral app, so we can return the result without 6595 // further processing. 6596 return applyPostResolutionFilter(result, instantAppPkgName, 6597 allowDynamicSplits, filterCallingUid, userId, intent); 6598 } 6599 // We have more than one candidate (combining results from current and parent 6600 // profile), so we need filtering and sorting. 6601 result = filterCandidatesWithDomainPreferredActivitiesLPr( 6602 intent, flags, result, xpDomainInfo, userId); 6603 sortResult = true; 6604 } 6605 } else { 6606 final PackageParser.Package pkg = mPackages.get(pkgName); 6607 result = null; 6608 if (pkg != null) { 6609 result = filterIfNotSystemUser( 6610 mActivities.queryIntentForPackage( 6611 intent, resolvedType, flags, pkg.activities, userId), 6612 userId); 6613 } 6614 if (result == null || result.size() == 0) { 6615 // the caller wants to resolve for a particular package; however, there 6616 // were no installed results, so, try to find an ephemeral result 6617 addInstant = isInstantAppResolutionAllowed( 6618 intent, null /*result*/, userId, true /*skipPackageCheck*/); 6619 if (result == null) { 6620 result = new ArrayList<>(); 6621 } 6622 } 6623 } 6624 } 6625 if (addInstant) { 6626 result = maybeAddInstantAppInstaller( 6627 result, intent, resolvedType, flags, userId, resolveForStart); 6628 } 6629 if (sortResult) { 6630 Collections.sort(result, mResolvePrioritySorter); 6631 } 6632 return applyPostResolutionFilter( 6633 result, instantAppPkgName, allowDynamicSplits, filterCallingUid, userId, intent); 6634 } 6635 6636 private List<ResolveInfo> maybeAddInstantAppInstaller(List<ResolveInfo> result, Intent intent, 6637 String resolvedType, int flags, int userId, boolean resolveForStart) { 6638 // first, check to see if we've got an instant app already installed 6639 final boolean alreadyResolvedLocally = (flags & PackageManager.MATCH_INSTANT) != 0; 6640 ResolveInfo localInstantApp = null; 6641 boolean blockResolution = false; 6642 if (!alreadyResolvedLocally) { 6643 final List<ResolveInfo> instantApps = mActivities.queryIntent(intent, resolvedType, 6644 flags 6645 | PackageManager.GET_RESOLVED_FILTER 6646 | PackageManager.MATCH_INSTANT 6647 | PackageManager.MATCH_VISIBLE_TO_INSTANT_APP_ONLY, 6648 userId); 6649 for (int i = instantApps.size() - 1; i >= 0; --i) { 6650 final ResolveInfo info = instantApps.get(i); 6651 final String packageName = info.activityInfo.packageName; 6652 final PackageSetting ps = mSettings.mPackages.get(packageName); 6653 if (ps.getInstantApp(userId)) { 6654 final long packedStatus = getDomainVerificationStatusLPr(ps, userId); 6655 final int status = (int)(packedStatus >> 32); 6656 if (status == INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_NEVER) { 6657 // there's a local instant application installed, but, the user has 6658 // chosen to never use it; skip resolution and don't acknowledge 6659 // an instant application is even available 6660 if (DEBUG_INSTANT) { 6661 Slog.v(TAG, "Instant app marked to never run; pkg: " + packageName); 6662 } 6663 blockResolution = true; 6664 break; 6665 } else { 6666 // we have a locally installed instant application; skip resolution 6667 // but acknowledge there's an instant application available 6668 if (DEBUG_INSTANT) { 6669 Slog.v(TAG, "Found installed instant app; pkg: " + packageName); 6670 } 6671 localInstantApp = info; 6672 break; 6673 } 6674 } 6675 } 6676 } 6677 // no app installed, let's see if one's available 6678 AuxiliaryResolveInfo auxiliaryResponse = null; 6679 if (!blockResolution) { 6680 if (localInstantApp == null) { 6681 // we don't have an instant app locally, resolve externally 6682 Trace.traceBegin(TRACE_TAG_PACKAGE_MANAGER, "resolveEphemeral"); 6683 final InstantAppRequest requestObject = new InstantAppRequest( 6684 null /*responseObj*/, intent /*origIntent*/, resolvedType, 6685 null /*callingPackage*/, userId, null /*verificationBundle*/, 6686 resolveForStart); 6687 auxiliaryResponse = InstantAppResolver.doInstantAppResolutionPhaseOne( 6688 mInstantAppResolverConnection, requestObject); 6689 Trace.traceEnd(TRACE_TAG_PACKAGE_MANAGER); 6690 } else { 6691 // we have an instant application locally, but, we can't admit that since 6692 // callers shouldn't be able to determine prior browsing. create a dummy 6693 // auxiliary response so the downstream code behaves as if there's an 6694 // instant application available externally. when it comes time to start 6695 // the instant application, we'll do the right thing. 6696 final ApplicationInfo ai = localInstantApp.activityInfo.applicationInfo; 6697 auxiliaryResponse = new AuxiliaryResolveInfo(null /* failureActivity */, 6698 ai.packageName, ai.versionCode, null /* splitName */); 6699 } 6700 } 6701 if (intent.isWebIntent() && auxiliaryResponse == null) { 6702 return result; 6703 } 6704 final PackageSetting ps = mSettings.mPackages.get(mInstantAppInstallerActivity.packageName); 6705 if (ps == null 6706 || ps.getUserState().get(userId) == null 6707 || !ps.getUserState().get(userId).isEnabled(mInstantAppInstallerActivity, 0)) { 6708 return result; 6709 } 6710 final ResolveInfo ephemeralInstaller = new ResolveInfo(mInstantAppInstallerInfo); 6711 ephemeralInstaller.activityInfo = PackageParser.generateActivityInfo( 6712 mInstantAppInstallerActivity, 0, ps.readUserState(userId), userId); 6713 ephemeralInstaller.match = IntentFilter.MATCH_CATEGORY_SCHEME_SPECIFIC_PART 6714 | IntentFilter.MATCH_ADJUSTMENT_NORMAL; 6715 // add a non-generic filter 6716 ephemeralInstaller.filter = new IntentFilter(); 6717 if (intent.getAction() != null) { 6718 ephemeralInstaller.filter.addAction(intent.getAction()); 6719 } 6720 if (intent.getData() != null && intent.getData().getPath() != null) { 6721 ephemeralInstaller.filter.addDataPath( 6722 intent.getData().getPath(), PatternMatcher.PATTERN_LITERAL); 6723 } 6724 ephemeralInstaller.isInstantAppAvailable = true; 6725 // make sure this resolver is the default 6726 ephemeralInstaller.isDefault = true; 6727 ephemeralInstaller.auxiliaryInfo = auxiliaryResponse; 6728 if (DEBUG_INSTANT) { 6729 Slog.v(TAG, "Adding ephemeral installer to the ResolveInfo list"); 6730 } 6731 6732 result.add(ephemeralInstaller); 6733 return result; 6734 } 6735 6736 private static class CrossProfileDomainInfo { 6737 /* ResolveInfo for IntentForwarderActivity to send the intent to the other profile */ 6738 ResolveInfo resolveInfo; 6739 /* Best domain verification status of the activities found in the other profile */ 6740 int bestDomainVerificationStatus; 6741 } 6742 6743 private CrossProfileDomainInfo getCrossProfileDomainPreferredLpr(Intent intent, 6744 String resolvedType, int flags, int sourceUserId, int parentUserId) { 6745 if (!sUserManager.hasUserRestriction(UserManager.ALLOW_PARENT_PROFILE_APP_LINKING, 6746 sourceUserId)) { 6747 return null; 6748 } 6749 List<ResolveInfo> resultTargetUser = mActivities.queryIntent(intent, 6750 resolvedType, flags, parentUserId); 6751 6752 if (resultTargetUser == null || resultTargetUser.isEmpty()) { 6753 return null; 6754 } 6755 CrossProfileDomainInfo result = null; 6756 int size = resultTargetUser.size(); 6757 for (int i = 0; i < size; i++) { 6758 ResolveInfo riTargetUser = resultTargetUser.get(i); 6759 // Intent filter verification is only for filters that specify a host. So don't return 6760 // those that handle all web uris. 6761 if (riTargetUser.handleAllWebDataURI) { 6762 continue; 6763 } 6764 String packageName = riTargetUser.activityInfo.packageName; 6765 PackageSetting ps = mSettings.mPackages.get(packageName); 6766 if (ps == null) { 6767 continue; 6768 } 6769 long verificationState = getDomainVerificationStatusLPr(ps, parentUserId); 6770 int status = (int)(verificationState >> 32); 6771 if (result == null) { 6772 result = new CrossProfileDomainInfo(); 6773 result.resolveInfo = createForwardingResolveInfoUnchecked(new IntentFilter(), 6774 sourceUserId, parentUserId); 6775 result.bestDomainVerificationStatus = status; 6776 } else { 6777 result.bestDomainVerificationStatus = bestDomainVerificationStatus(status, 6778 result.bestDomainVerificationStatus); 6779 } 6780 } 6781 // Don't consider matches with status NEVER across profiles. 6782 if (result != null && result.bestDomainVerificationStatus 6783 == INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_NEVER) { 6784 return null; 6785 } 6786 return result; 6787 } 6788 6789 /** 6790 * Verification statuses are ordered from the worse to the best, except for 6791 * INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_NEVER, which is the worse. 6792 */ 6793 private int bestDomainVerificationStatus(int status1, int status2) { 6794 if (status1 == INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_NEVER) { 6795 return status2; 6796 } 6797 if (status2 == INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_NEVER) { 6798 return status1; 6799 } 6800 return (int) MathUtils.max(status1, status2); 6801 } 6802 6803 private boolean isUserEnabled(int userId) { 6804 long callingId = Binder.clearCallingIdentity(); 6805 try { 6806 UserInfo userInfo = sUserManager.getUserInfo(userId); 6807 return userInfo != null && userInfo.isEnabled(); 6808 } finally { 6809 Binder.restoreCallingIdentity(callingId); 6810 } 6811 } 6812 6813 /** 6814 * Filter out activities with systemUserOnly flag set, when current user is not System. 6815 * 6816 * @return filtered list 6817 */ 6818 private List<ResolveInfo> filterIfNotSystemUser(List<ResolveInfo> resolveInfos, int userId) { 6819 if (userId == UserHandle.USER_SYSTEM) { 6820 return resolveInfos; 6821 } 6822 for (int i = resolveInfos.size() - 1; i >= 0; i--) { 6823 ResolveInfo info = resolveInfos.get(i); 6824 if ((info.activityInfo.flags & ActivityInfo.FLAG_SYSTEM_USER_ONLY) != 0) { 6825 resolveInfos.remove(i); 6826 } 6827 } 6828 return resolveInfos; 6829 } 6830 6831 /** 6832 * Filters out ephemeral activities. 6833 * <p>When resolving for an ephemeral app, only activities that 1) are defined in the 6834 * ephemeral app or 2) marked with {@code visibleToEphemeral} are returned. 6835 * 6836 * @param resolveInfos The pre-filtered list of resolved activities 6837 * @param ephemeralPkgName The ephemeral package name. If {@code null}, no filtering 6838 * is performed. 6839 * @param intent 6840 * @return A filtered list of resolved activities. 6841 */ 6842 private List<ResolveInfo> applyPostResolutionFilter(List<ResolveInfo> resolveInfos, 6843 String ephemeralPkgName, boolean allowDynamicSplits, int filterCallingUid, int userId, 6844 Intent intent) { 6845 final boolean blockInstant = intent.isWebIntent() && areWebInstantAppsDisabled(); 6846 for (int i = resolveInfos.size() - 1; i >= 0; i--) { 6847 final ResolveInfo info = resolveInfos.get(i); 6848 // remove locally resolved instant app web results when disabled 6849 if (info.isInstantAppAvailable && blockInstant) { 6850 resolveInfos.remove(i); 6851 continue; 6852 } 6853 // allow activities that are defined in the provided package 6854 if (allowDynamicSplits 6855 && info.activityInfo != null 6856 && info.activityInfo.splitName != null 6857 && !ArrayUtils.contains(info.activityInfo.applicationInfo.splitNames, 6858 info.activityInfo.splitName)) { 6859 if (mInstantAppInstallerActivity == null) { 6860 if (DEBUG_INSTALL) { 6861 Slog.v(TAG, "No installer - not adding it to the ResolveInfo list"); 6862 } 6863 resolveInfos.remove(i); 6864 continue; 6865 } 6866 if (blockInstant && isInstantApp(info.activityInfo.packageName, userId)) { 6867 resolveInfos.remove(i); 6868 continue; 6869 } 6870 // requested activity is defined in a split that hasn't been installed yet. 6871 // add the installer to the resolve list 6872 if (DEBUG_INSTALL) { 6873 Slog.v(TAG, "Adding installer to the ResolveInfo list"); 6874 } 6875 final ResolveInfo installerInfo = new ResolveInfo( 6876 mInstantAppInstallerInfo); 6877 final ComponentName installFailureActivity = findInstallFailureActivity( 6878 info.activityInfo.packageName, filterCallingUid, userId); 6879 installerInfo.auxiliaryInfo = new AuxiliaryResolveInfo( 6880 installFailureActivity, 6881 info.activityInfo.packageName, 6882 info.activityInfo.applicationInfo.versionCode, 6883 info.activityInfo.splitName); 6884 // add a non-generic filter 6885 installerInfo.filter = new IntentFilter(); 6886 6887 // This resolve info may appear in the chooser UI, so let us make it 6888 // look as the one it replaces as far as the user is concerned which 6889 // requires loading the correct label and icon for the resolve info. 6890 installerInfo.resolvePackageName = info.getComponentInfo().packageName; 6891 installerInfo.labelRes = info.resolveLabelResId(); 6892 installerInfo.icon = info.resolveIconResId(); 6893 installerInfo.isInstantAppAvailable = true; 6894 resolveInfos.set(i, installerInfo); 6895 continue; 6896 } 6897 // caller is a full app, don't need to apply any other filtering 6898 if (ephemeralPkgName == null) { 6899 continue; 6900 } else if (ephemeralPkgName.equals(info.activityInfo.packageName)) { 6901 // caller is same app; don't need to apply any other filtering 6902 continue; 6903 } 6904 // allow activities that have been explicitly exposed to ephemeral apps 6905 final boolean isEphemeralApp = info.activityInfo.applicationInfo.isInstantApp(); 6906 if (!isEphemeralApp 6907 && ((info.activityInfo.flags & ActivityInfo.FLAG_VISIBLE_TO_INSTANT_APP) != 0)) { 6908 continue; 6909 } 6910 resolveInfos.remove(i); 6911 } 6912 return resolveInfos; 6913 } 6914 6915 /** 6916 * Returns the activity component that can handle install failures. 6917 * <p>By default, the instant application installer handles failures. However, an 6918 * application may want to handle failures on its own. Applications do this by 6919 * creating an activity with an intent filter that handles the action 6920 * {@link Intent#ACTION_INSTALL_FAILURE}. 6921 */ 6922 private @Nullable ComponentName findInstallFailureActivity( 6923 String packageName, int filterCallingUid, int userId) { 6924 final Intent failureActivityIntent = new Intent(Intent.ACTION_INSTALL_FAILURE); 6925 failureActivityIntent.setPackage(packageName); 6926 // IMPORTANT: disallow dynamic splits to avoid an infinite loop 6927 final List<ResolveInfo> result = queryIntentActivitiesInternal( 6928 failureActivityIntent, null /*resolvedType*/, 0 /*flags*/, filterCallingUid, userId, 6929 false /*resolveForStart*/, false /*allowDynamicSplits*/); 6930 final int NR = result.size(); 6931 if (NR > 0) { 6932 for (int i = 0; i < NR; i++) { 6933 final ResolveInfo info = result.get(i); 6934 if (info.activityInfo.splitName != null) { 6935 continue; 6936 } 6937 return new ComponentName(packageName, info.activityInfo.name); 6938 } 6939 } 6940 return null; 6941 } 6942 6943 /** 6944 * @param resolveInfos list of resolve infos in descending priority order 6945 * @return if the list contains a resolve info with non-negative priority 6946 */ 6947 private boolean hasNonNegativePriority(List<ResolveInfo> resolveInfos) { 6948 return resolveInfos.size() > 0 && resolveInfos.get(0).priority >= 0; 6949 } 6950 6951 private List<ResolveInfo> filterCandidatesWithDomainPreferredActivitiesLPr(Intent intent, 6952 int matchFlags, List<ResolveInfo> candidates, CrossProfileDomainInfo xpDomainInfo, 6953 int userId) { 6954 final boolean debug = (intent.getFlags() & Intent.FLAG_DEBUG_LOG_RESOLUTION) != 0; 6955 6956 if (DEBUG_PREFERRED || DEBUG_DOMAIN_VERIFICATION) { 6957 Slog.v(TAG, "Filtering results with preferred activities. Candidates count: " + 6958 candidates.size()); 6959 } 6960 6961 ArrayList<ResolveInfo> result = new ArrayList<ResolveInfo>(); 6962 ArrayList<ResolveInfo> alwaysList = new ArrayList<ResolveInfo>(); 6963 ArrayList<ResolveInfo> undefinedList = new ArrayList<ResolveInfo>(); 6964 ArrayList<ResolveInfo> alwaysAskList = new ArrayList<ResolveInfo>(); 6965 ArrayList<ResolveInfo> neverList = new ArrayList<ResolveInfo>(); 6966 ArrayList<ResolveInfo> matchAllList = new ArrayList<ResolveInfo>(); 6967 6968 synchronized (mPackages) { 6969 final int count = candidates.size(); 6970 // First, try to use linked apps. Partition the candidates into four lists: 6971 // one for the final results, one for the "do not use ever", one for "undefined status" 6972 // and finally one for "browser app type". 6973 for (int n=0; n<count; n++) { 6974 ResolveInfo info = candidates.get(n); 6975 String packageName = info.activityInfo.packageName; 6976 PackageSetting ps = mSettings.mPackages.get(packageName); 6977 if (ps != null) { 6978 // Add to the special match all list (Browser use case) 6979 if (info.handleAllWebDataURI) { 6980 matchAllList.add(info); 6981 continue; 6982 } 6983 // Try to get the status from User settings first 6984 long packedStatus = getDomainVerificationStatusLPr(ps, userId); 6985 int status = (int)(packedStatus >> 32); 6986 int linkGeneration = (int)(packedStatus & 0xFFFFFFFF); 6987 if (status == INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_ALWAYS) { 6988 if (DEBUG_DOMAIN_VERIFICATION || debug) { 6989 Slog.i(TAG, " + always: " + info.activityInfo.packageName 6990 + " : linkgen=" + linkGeneration); 6991 } 6992 // Use link-enabled generation as preferredOrder, i.e. 6993 // prefer newly-enabled over earlier-enabled. 6994 info.preferredOrder = linkGeneration; 6995 alwaysList.add(info); 6996 } else if (status == INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_NEVER) { 6997 if (DEBUG_DOMAIN_VERIFICATION || debug) { 6998 Slog.i(TAG, " + never: " + info.activityInfo.packageName); 6999 } 7000 neverList.add(info); 7001 } else if (status == INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_ALWAYS_ASK) { 7002 if (DEBUG_DOMAIN_VERIFICATION || debug) { 7003 Slog.i(TAG, " + always-ask: " + info.activityInfo.packageName); 7004 } 7005 alwaysAskList.add(info); 7006 } else if (status == INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_UNDEFINED || 7007 status == INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_ASK) { 7008 if (DEBUG_DOMAIN_VERIFICATION || debug) { 7009 Slog.i(TAG, " + ask: " + info.activityInfo.packageName); 7010 } 7011 undefinedList.add(info); 7012 } 7013 } 7014 } 7015 7016 // We'll want to include browser possibilities in a few cases 7017 boolean includeBrowser = false; 7018 7019 // First try to add the "always" resolution(s) for the current user, if any 7020 if (alwaysList.size() > 0) { 7021 result.addAll(alwaysList); 7022 } else { 7023 // Add all undefined apps as we want them to appear in the disambiguation dialog. 7024 result.addAll(undefinedList); 7025 // Maybe add one for the other profile. 7026 if (xpDomainInfo != null && ( 7027 xpDomainInfo.bestDomainVerificationStatus 7028 != INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_NEVER)) { 7029 result.add(xpDomainInfo.resolveInfo); 7030 } 7031 includeBrowser = true; 7032 } 7033 7034 // The presence of any 'always ask' alternatives means we'll also offer browsers. 7035 // If there were 'always' entries their preferred order has been set, so we also 7036 // back that off to make the alternatives equivalent 7037 if (alwaysAskList.size() > 0) { 7038 for (ResolveInfo i : result) { 7039 i.preferredOrder = 0; 7040 } 7041 result.addAll(alwaysAskList); 7042 includeBrowser = true; 7043 } 7044 7045 if (includeBrowser) { 7046 // Also add browsers (all of them or only the default one) 7047 if (DEBUG_DOMAIN_VERIFICATION) { 7048 Slog.v(TAG, " ...including browsers in candidate set"); 7049 } 7050 if ((matchFlags & MATCH_ALL) != 0) { 7051 result.addAll(matchAllList); 7052 } else { 7053 // Browser/generic handling case. If there's a default browser, go straight 7054 // to that (but only if there is no other higher-priority match). 7055 final String defaultBrowserPackageName = getDefaultBrowserPackageName(userId); 7056 int maxMatchPrio = 0; 7057 ResolveInfo defaultBrowserMatch = null; 7058 final int numCandidates = matchAllList.size(); 7059 for (int n = 0; n < numCandidates; n++) { 7060 ResolveInfo info = matchAllList.get(n); 7061 // track the highest overall match priority... 7062 if (info.priority > maxMatchPrio) { 7063 maxMatchPrio = info.priority; 7064 } 7065 // ...and the highest-priority default browser match 7066 if (info.activityInfo.packageName.equals(defaultBrowserPackageName)) { 7067 if (defaultBrowserMatch == null 7068 || (defaultBrowserMatch.priority < info.priority)) { 7069 if (debug) { 7070 Slog.v(TAG, "Considering default browser match " + info); 7071 } 7072 defaultBrowserMatch = info; 7073 } 7074 } 7075 } 7076 if (defaultBrowserMatch != null 7077 && defaultBrowserMatch.priority >= maxMatchPrio 7078 && !TextUtils.isEmpty(defaultBrowserPackageName)) 7079 { 7080 if (debug) { 7081 Slog.v(TAG, "Default browser match " + defaultBrowserMatch); 7082 } 7083 result.add(defaultBrowserMatch); 7084 } else { 7085 result.addAll(matchAllList); 7086 } 7087 } 7088 7089 // If there is nothing selected, add all candidates and remove the ones that the user 7090 // has explicitly put into the INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_NEVER state 7091 if (result.size() == 0) { 7092 result.addAll(candidates); 7093 result.removeAll(neverList); 7094 } 7095 } 7096 } 7097 if (DEBUG_PREFERRED || DEBUG_DOMAIN_VERIFICATION) { 7098 Slog.v(TAG, "Filtered results with preferred activities. New candidates count: " + 7099 result.size()); 7100 for (ResolveInfo info : result) { 7101 Slog.v(TAG, " + " + info.activityInfo); 7102 } 7103 } 7104 return result; 7105 } 7106 7107 // Returns a packed value as a long: 7108 // 7109 // high 'int'-sized word: link status: undefined/ask/never/always. 7110 // low 'int'-sized word: relative priority among 'always' results. 7111 private long getDomainVerificationStatusLPr(PackageSetting ps, int userId) { 7112 long result = ps.getDomainVerificationStatusForUser(userId); 7113 // if none available, get the master status 7114 if (result >> 32 == INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_UNDEFINED) { 7115 if (ps.getIntentFilterVerificationInfo() != null) { 7116 result = ((long)ps.getIntentFilterVerificationInfo().getStatus()) << 32; 7117 } 7118 } 7119 return result; 7120 } 7121 7122 private ResolveInfo querySkipCurrentProfileIntents( 7123 List<CrossProfileIntentFilter> matchingFilters, Intent intent, String resolvedType, 7124 int flags, int sourceUserId) { 7125 if (matchingFilters != null) { 7126 int size = matchingFilters.size(); 7127 for (int i = 0; i < size; i ++) { 7128 CrossProfileIntentFilter filter = matchingFilters.get(i); 7129 if ((filter.getFlags() & PackageManager.SKIP_CURRENT_PROFILE) != 0) { 7130 // Checking if there are activities in the target user that can handle the 7131 // intent. 7132 ResolveInfo resolveInfo = createForwardingResolveInfo(filter, intent, 7133 resolvedType, flags, sourceUserId); 7134 if (resolveInfo != null) { 7135 return resolveInfo; 7136 } 7137 } 7138 } 7139 } 7140 return null; 7141 } 7142 7143 // Return matching ResolveInfo in target user if any. 7144 private ResolveInfo queryCrossProfileIntents( 7145 List<CrossProfileIntentFilter> matchingFilters, Intent intent, String resolvedType, 7146 int flags, int sourceUserId, boolean matchInCurrentProfile) { 7147 if (matchingFilters != null) { 7148 // Two {@link CrossProfileIntentFilter}s can have the same targetUserId and 7149 // match the same intent. For performance reasons, it is better not to 7150 // run queryIntent twice for the same userId 7151 SparseBooleanArray alreadyTriedUserIds = new SparseBooleanArray(); 7152 int size = matchingFilters.size(); 7153 for (int i = 0; i < size; i++) { 7154 CrossProfileIntentFilter filter = matchingFilters.get(i); 7155 int targetUserId = filter.getTargetUserId(); 7156 boolean skipCurrentProfile = 7157 (filter.getFlags() & PackageManager.SKIP_CURRENT_PROFILE) != 0; 7158 boolean skipCurrentProfileIfNoMatchFound = 7159 (filter.getFlags() & PackageManager.ONLY_IF_NO_MATCH_FOUND) != 0; 7160 if (!skipCurrentProfile && !alreadyTriedUserIds.get(targetUserId) 7161 && (!skipCurrentProfileIfNoMatchFound || !matchInCurrentProfile)) { 7162 // Checking if there are activities in the target user that can handle the 7163 // intent. 7164 ResolveInfo resolveInfo = createForwardingResolveInfo(filter, intent, 7165 resolvedType, flags, sourceUserId); 7166 if (resolveInfo != null) return resolveInfo; 7167 alreadyTriedUserIds.put(targetUserId, true); 7168 } 7169 } 7170 } 7171 return null; 7172 } 7173 7174 /** 7175 * If the filter's target user can handle the intent and is enabled: returns a ResolveInfo that 7176 * will forward the intent to the filter's target user. 7177 * Otherwise, returns null. 7178 */ 7179 private ResolveInfo createForwardingResolveInfo(CrossProfileIntentFilter filter, Intent intent, 7180 String resolvedType, int flags, int sourceUserId) { 7181 int targetUserId = filter.getTargetUserId(); 7182 List<ResolveInfo> resultTargetUser = mActivities.queryIntent(intent, 7183 resolvedType, flags, targetUserId); 7184 if (resultTargetUser != null && isUserEnabled(targetUserId)) { 7185 // If all the matches in the target profile are suspended, return null. 7186 for (int i = resultTargetUser.size() - 1; i >= 0; i--) { 7187 if ((resultTargetUser.get(i).activityInfo.applicationInfo.flags 7188 & ApplicationInfo.FLAG_SUSPENDED) == 0) { 7189 return createForwardingResolveInfoUnchecked(filter, sourceUserId, 7190 targetUserId); 7191 } 7192 } 7193 } 7194 return null; 7195 } 7196 7197 private ResolveInfo createForwardingResolveInfoUnchecked(IntentFilter filter, 7198 int sourceUserId, int targetUserId) { 7199 ResolveInfo forwardingResolveInfo = new ResolveInfo(); 7200 long ident = Binder.clearCallingIdentity(); 7201 boolean targetIsProfile; 7202 try { 7203 targetIsProfile = sUserManager.getUserInfo(targetUserId).isManagedProfile(); 7204 } finally { 7205 Binder.restoreCallingIdentity(ident); 7206 } 7207 String className; 7208 if (targetIsProfile) { 7209 className = FORWARD_INTENT_TO_MANAGED_PROFILE; 7210 } else { 7211 className = FORWARD_INTENT_TO_PARENT; 7212 } 7213 ComponentName forwardingActivityComponentName = new ComponentName( 7214 mAndroidApplication.packageName, className); 7215 ActivityInfo forwardingActivityInfo = getActivityInfo(forwardingActivityComponentName, 0, 7216 sourceUserId); 7217 if (!targetIsProfile) { 7218 forwardingActivityInfo.showUserIcon = targetUserId; 7219 forwardingResolveInfo.noResourceId = true; 7220 } 7221 forwardingResolveInfo.activityInfo = forwardingActivityInfo; 7222 forwardingResolveInfo.priority = 0; 7223 forwardingResolveInfo.preferredOrder = 0; 7224 forwardingResolveInfo.match = 0; 7225 forwardingResolveInfo.isDefault = true; 7226 forwardingResolveInfo.filter = filter; 7227 forwardingResolveInfo.targetUserId = targetUserId; 7228 return forwardingResolveInfo; 7229 } 7230 7231 @Override 7232 public @NonNull ParceledListSlice<ResolveInfo> queryIntentActivityOptions(ComponentName caller, 7233 Intent[] specifics, String[] specificTypes, Intent intent, 7234 String resolvedType, int flags, int userId) { 7235 return new ParceledListSlice<>(queryIntentActivityOptionsInternal(caller, specifics, 7236 specificTypes, intent, resolvedType, flags, userId)); 7237 } 7238 7239 private @NonNull List<ResolveInfo> queryIntentActivityOptionsInternal(ComponentName caller, 7240 Intent[] specifics, String[] specificTypes, Intent intent, 7241 String resolvedType, int flags, int userId) { 7242 if (!sUserManager.exists(userId)) return Collections.emptyList(); 7243 final int callingUid = Binder.getCallingUid(); 7244 flags = updateFlagsForResolve(flags, userId, intent, callingUid, 7245 false /*includeInstantApps*/); 7246 mPermissionManager.enforceCrossUserPermission(callingUid, userId, 7247 false /*requireFullPermission*/, false /*checkShell*/, 7248 "query intent activity options"); 7249 final String resultsAction = intent.getAction(); 7250 7251 final List<ResolveInfo> results = queryIntentActivitiesInternal(intent, resolvedType, flags 7252 | PackageManager.GET_RESOLVED_FILTER, userId); 7253 7254 if (DEBUG_INTENT_MATCHING) { 7255 Log.v(TAG, "Query " + intent + ": " + results); 7256 } 7257 7258 int specificsPos = 0; 7259 int N; 7260 7261 // todo: note that the algorithm used here is O(N^2). This 7262 // isn't a problem in our current environment, but if we start running 7263 // into situations where we have more than 5 or 10 matches then this 7264 // should probably be changed to something smarter... 7265 7266 // First we go through and resolve each of the specific items 7267 // that were supplied, taking care of removing any corresponding 7268 // duplicate items in the generic resolve list. 7269 if (specifics != null) { 7270 for (int i=0; i<specifics.length; i++) { 7271 final Intent sintent = specifics[i]; 7272 if (sintent == null) { 7273 continue; 7274 } 7275 7276 if (DEBUG_INTENT_MATCHING) { 7277 Log.v(TAG, "Specific #" + i + ": " + sintent); 7278 } 7279 7280 String action = sintent.getAction(); 7281 if (resultsAction != null && resultsAction.equals(action)) { 7282 // If this action was explicitly requested, then don't 7283 // remove things that have it. 7284 action = null; 7285 } 7286 7287 ResolveInfo ri = null; 7288 ActivityInfo ai = null; 7289 7290 ComponentName comp = sintent.getComponent(); 7291 if (comp == null) { 7292 ri = resolveIntent( 7293 sintent, 7294 specificTypes != null ? specificTypes[i] : null, 7295 flags, userId); 7296 if (ri == null) { 7297 continue; 7298 } 7299 if (ri == mResolveInfo) { 7300 // ACK! Must do something better with this. 7301 } 7302 ai = ri.activityInfo; 7303 comp = new ComponentName(ai.applicationInfo.packageName, 7304 ai.name); 7305 } else { 7306 ai = getActivityInfo(comp, flags, userId); 7307 if (ai == null) { 7308 continue; 7309 } 7310 } 7311 7312 // Look for any generic query activities that are duplicates 7313 // of this specific one, and remove them from the results. 7314 if (DEBUG_INTENT_MATCHING) Log.v(TAG, "Specific #" + i + ": " + ai); 7315 N = results.size(); 7316 int j; 7317 for (j=specificsPos; j<N; j++) { 7318 ResolveInfo sri = results.get(j); 7319 if ((sri.activityInfo.name.equals(comp.getClassName()) 7320 && sri.activityInfo.applicationInfo.packageName.equals( 7321 comp.getPackageName())) 7322 || (action != null && sri.filter.matchAction(action))) { 7323 results.remove(j); 7324 if (DEBUG_INTENT_MATCHING) Log.v( 7325 TAG, "Removing duplicate item from " + j 7326 + " due to specific " + specificsPos); 7327 if (ri == null) { 7328 ri = sri; 7329 } 7330 j--; 7331 N--; 7332 } 7333 } 7334 7335 // Add this specific item to its proper place. 7336 if (ri == null) { 7337 ri = new ResolveInfo(); 7338 ri.activityInfo = ai; 7339 } 7340 results.add(specificsPos, ri); 7341 ri.specificIndex = i; 7342 specificsPos++; 7343 } 7344 } 7345 7346 // Now we go through the remaining generic results and remove any 7347 // duplicate actions that are found here. 7348 N = results.size(); 7349 for (int i=specificsPos; i<N-1; i++) { 7350 final ResolveInfo rii = results.get(i); 7351 if (rii.filter == null) { 7352 continue; 7353 } 7354 7355 // Iterate over all of the actions of this result's intent 7356 // filter... typically this should be just one. 7357 final Iterator<String> it = rii.filter.actionsIterator(); 7358 if (it == null) { 7359 continue; 7360 } 7361 while (it.hasNext()) { 7362 final String action = it.next(); 7363 if (resultsAction != null && resultsAction.equals(action)) { 7364 // If this action was explicitly requested, then don't 7365 // remove things that have it. 7366 continue; 7367 } 7368 for (int j=i+1; j<N; j++) { 7369 final ResolveInfo rij = results.get(j); 7370 if (rij.filter != null && rij.filter.hasAction(action)) { 7371 results.remove(j); 7372 if (DEBUG_INTENT_MATCHING) Log.v( 7373 TAG, "Removing duplicate item from " + j 7374 + " due to action " + action + " at " + i); 7375 j--; 7376 N--; 7377 } 7378 } 7379 } 7380 7381 // If the caller didn't request filter information, drop it now 7382 // so we don't have to marshall/unmarshall it. 7383 if ((flags&PackageManager.GET_RESOLVED_FILTER) == 0) { 7384 rii.filter = null; 7385 } 7386 } 7387 7388 // Filter out the caller activity if so requested. 7389 if (caller != null) { 7390 N = results.size(); 7391 for (int i=0; i<N; i++) { 7392 ActivityInfo ainfo = results.get(i).activityInfo; 7393 if (caller.getPackageName().equals(ainfo.applicationInfo.packageName) 7394 && caller.getClassName().equals(ainfo.name)) { 7395 results.remove(i); 7396 break; 7397 } 7398 } 7399 } 7400 7401 // If the caller didn't request filter information, 7402 // drop them now so we don't have to 7403 // marshall/unmarshall it. 7404 if ((flags&PackageManager.GET_RESOLVED_FILTER) == 0) { 7405 N = results.size(); 7406 for (int i=0; i<N; i++) { 7407 results.get(i).filter = null; 7408 } 7409 } 7410 7411 if (DEBUG_INTENT_MATCHING) Log.v(TAG, "Result: " + results); 7412 return results; 7413 } 7414 7415 @Override 7416 public @NonNull ParceledListSlice<ResolveInfo> queryIntentReceivers(Intent intent, 7417 String resolvedType, int flags, int userId) { 7418 return new ParceledListSlice<>( 7419 queryIntentReceiversInternal(intent, resolvedType, flags, userId, 7420 false /*allowDynamicSplits*/)); 7421 } 7422 7423 private @NonNull List<ResolveInfo> queryIntentReceiversInternal(Intent intent, 7424 String resolvedType, int flags, int userId, boolean allowDynamicSplits) { 7425 if (!sUserManager.exists(userId)) return Collections.emptyList(); 7426 final int callingUid = Binder.getCallingUid(); 7427 mPermissionManager.enforceCrossUserPermission(callingUid, userId, 7428 false /*requireFullPermission*/, false /*checkShell*/, 7429 "query intent receivers"); 7430 final String instantAppPkgName = getInstantAppPackageName(callingUid); 7431 flags = updateFlagsForResolve(flags, userId, intent, callingUid, 7432 false /*includeInstantApps*/); 7433 ComponentName comp = intent.getComponent(); 7434 if (comp == null) { 7435 if (intent.getSelector() != null) { 7436 intent = intent.getSelector(); 7437 comp = intent.getComponent(); 7438 } 7439 } 7440 if (comp != null) { 7441 final List<ResolveInfo> list = new ArrayList<ResolveInfo>(1); 7442 final ActivityInfo ai = getReceiverInfo(comp, flags, userId); 7443 if (ai != null) { 7444 // When specifying an explicit component, we prevent the activity from being 7445 // used when either 1) the calling package is normal and the activity is within 7446 // an instant application or 2) the calling package is ephemeral and the 7447 // activity is not visible to instant applications. 7448 final boolean matchInstantApp = 7449 (flags & PackageManager.MATCH_INSTANT) != 0; 7450 final boolean matchVisibleToInstantAppOnly = 7451 (flags & PackageManager.MATCH_VISIBLE_TO_INSTANT_APP_ONLY) != 0; 7452 final boolean matchExplicitlyVisibleOnly = 7453 (flags & PackageManager.MATCH_EXPLICITLY_VISIBLE_ONLY) != 0; 7454 final boolean isCallerInstantApp = 7455 instantAppPkgName != null; 7456 final boolean isTargetSameInstantApp = 7457 comp.getPackageName().equals(instantAppPkgName); 7458 final boolean isTargetInstantApp = 7459 (ai.applicationInfo.privateFlags 7460 & ApplicationInfo.PRIVATE_FLAG_INSTANT) != 0; 7461 final boolean isTargetVisibleToInstantApp = 7462 (ai.flags & ActivityInfo.FLAG_VISIBLE_TO_INSTANT_APP) != 0; 7463 final boolean isTargetExplicitlyVisibleToInstantApp = 7464 isTargetVisibleToInstantApp 7465 && (ai.flags & ActivityInfo.FLAG_IMPLICITLY_VISIBLE_TO_INSTANT_APP) == 0; 7466 final boolean isTargetHiddenFromInstantApp = 7467 !isTargetVisibleToInstantApp 7468 || (matchExplicitlyVisibleOnly && !isTargetExplicitlyVisibleToInstantApp); 7469 final boolean blockResolution = 7470 !isTargetSameInstantApp 7471 && ((!matchInstantApp && !isCallerInstantApp && isTargetInstantApp) 7472 || (matchVisibleToInstantAppOnly && isCallerInstantApp 7473 && isTargetHiddenFromInstantApp)); 7474 if (!blockResolution) { 7475 ResolveInfo ri = new ResolveInfo(); 7476 ri.activityInfo = ai; 7477 list.add(ri); 7478 } 7479 } 7480 return applyPostResolutionFilter( 7481 list, instantAppPkgName, allowDynamicSplits, callingUid, userId, intent); 7482 } 7483 7484 // reader 7485 synchronized (mPackages) { 7486 String pkgName = intent.getPackage(); 7487 if (pkgName == null) { 7488 final List<ResolveInfo> result = 7489 mReceivers.queryIntent(intent, resolvedType, flags, userId); 7490 return applyPostResolutionFilter( 7491 result, instantAppPkgName, allowDynamicSplits, callingUid, userId, intent); 7492 } 7493 final PackageParser.Package pkg = mPackages.get(pkgName); 7494 if (pkg != null) { 7495 final List<ResolveInfo> result = mReceivers.queryIntentForPackage( 7496 intent, resolvedType, flags, pkg.receivers, userId); 7497 return applyPostResolutionFilter( 7498 result, instantAppPkgName, allowDynamicSplits, callingUid, userId, intent); 7499 } 7500 return Collections.emptyList(); 7501 } 7502 } 7503 7504 @Override 7505 public ResolveInfo resolveService(Intent intent, String resolvedType, int flags, int userId) { 7506 final int callingUid = Binder.getCallingUid(); 7507 return resolveServiceInternal(intent, resolvedType, flags, userId, callingUid); 7508 } 7509 7510 private ResolveInfo resolveServiceInternal(Intent intent, String resolvedType, int flags, 7511 int userId, int callingUid) { 7512 if (!sUserManager.exists(userId)) return null; 7513 flags = updateFlagsForResolve( 7514 flags, userId, intent, callingUid, false /*includeInstantApps*/); 7515 List<ResolveInfo> query = queryIntentServicesInternal( 7516 intent, resolvedType, flags, userId, callingUid, false /*includeInstantApps*/); 7517 if (query != null) { 7518 if (query.size() >= 1) { 7519 // If there is more than one service with the same priority, 7520 // just arbitrarily pick the first one. 7521 return query.get(0); 7522 } 7523 } 7524 return null; 7525 } 7526 7527 @Override 7528 public @NonNull ParceledListSlice<ResolveInfo> queryIntentServices(Intent intent, 7529 String resolvedType, int flags, int userId) { 7530 final int callingUid = Binder.getCallingUid(); 7531 return new ParceledListSlice<>(queryIntentServicesInternal( 7532 intent, resolvedType, flags, userId, callingUid, false /*includeInstantApps*/)); 7533 } 7534 7535 private @NonNull List<ResolveInfo> queryIntentServicesInternal(Intent intent, 7536 String resolvedType, int flags, int userId, int callingUid, 7537 boolean includeInstantApps) { 7538 if (!sUserManager.exists(userId)) return Collections.emptyList(); 7539 mPermissionManager.enforceCrossUserPermission(callingUid, userId, 7540 false /*requireFullPermission*/, false /*checkShell*/, 7541 "query intent receivers"); 7542 final String instantAppPkgName = getInstantAppPackageName(callingUid); 7543 flags = updateFlagsForResolve(flags, userId, intent, callingUid, includeInstantApps); 7544 ComponentName comp = intent.getComponent(); 7545 if (comp == null) { 7546 if (intent.getSelector() != null) { 7547 intent = intent.getSelector(); 7548 comp = intent.getComponent(); 7549 } 7550 } 7551 if (comp != null) { 7552 final List<ResolveInfo> list = new ArrayList<ResolveInfo>(1); 7553 final ServiceInfo si = getServiceInfo(comp, flags, userId); 7554 if (si != null) { 7555 // When specifying an explicit component, we prevent the service from being 7556 // used when either 1) the service is in an instant application and the 7557 // caller is not the same instant application or 2) the calling package is 7558 // ephemeral and the activity is not visible to ephemeral applications. 7559 final boolean matchInstantApp = 7560 (flags & PackageManager.MATCH_INSTANT) != 0; 7561 final boolean matchVisibleToInstantAppOnly = 7562 (flags & PackageManager.MATCH_VISIBLE_TO_INSTANT_APP_ONLY) != 0; 7563 final boolean isCallerInstantApp = 7564 instantAppPkgName != null; 7565 final boolean isTargetSameInstantApp = 7566 comp.getPackageName().equals(instantAppPkgName); 7567 final boolean isTargetInstantApp = 7568 (si.applicationInfo.privateFlags 7569 & ApplicationInfo.PRIVATE_FLAG_INSTANT) != 0; 7570 final boolean isTargetHiddenFromInstantApp = 7571 (si.flags & ServiceInfo.FLAG_VISIBLE_TO_INSTANT_APP) == 0; 7572 final boolean blockResolution = 7573 !isTargetSameInstantApp 7574 && ((!matchInstantApp && !isCallerInstantApp && isTargetInstantApp) 7575 || (matchVisibleToInstantAppOnly && isCallerInstantApp 7576 && isTargetHiddenFromInstantApp)); 7577 if (!blockResolution) { 7578 final ResolveInfo ri = new ResolveInfo(); 7579 ri.serviceInfo = si; 7580 list.add(ri); 7581 } 7582 } 7583 return list; 7584 } 7585 7586 // reader 7587 synchronized (mPackages) { 7588 String pkgName = intent.getPackage(); 7589 if (pkgName == null) { 7590 return applyPostServiceResolutionFilter( 7591 mServices.queryIntent(intent, resolvedType, flags, userId), 7592 instantAppPkgName); 7593 } 7594 final PackageParser.Package pkg = mPackages.get(pkgName); 7595 if (pkg != null) { 7596 return applyPostServiceResolutionFilter( 7597 mServices.queryIntentForPackage(intent, resolvedType, flags, pkg.services, 7598 userId), 7599 instantAppPkgName); 7600 } 7601 return Collections.emptyList(); 7602 } 7603 } 7604 7605 private List<ResolveInfo> applyPostServiceResolutionFilter(List<ResolveInfo> resolveInfos, 7606 String instantAppPkgName) { 7607 if (instantAppPkgName == null) { 7608 return resolveInfos; 7609 } 7610 for (int i = resolveInfos.size() - 1; i >= 0; i--) { 7611 final ResolveInfo info = resolveInfos.get(i); 7612 final boolean isEphemeralApp = info.serviceInfo.applicationInfo.isInstantApp(); 7613 // allow services that are defined in the provided package 7614 if (isEphemeralApp && instantAppPkgName.equals(info.serviceInfo.packageName)) { 7615 if (info.serviceInfo.splitName != null 7616 && !ArrayUtils.contains(info.serviceInfo.applicationInfo.splitNames, 7617 info.serviceInfo.splitName)) { 7618 // requested service is defined in a split that hasn't been installed yet. 7619 // add the installer to the resolve list 7620 if (DEBUG_INSTANT) { 7621 Slog.v(TAG, "Adding ephemeral installer to the ResolveInfo list"); 7622 } 7623 final ResolveInfo installerInfo = new ResolveInfo( 7624 mInstantAppInstallerInfo); 7625 installerInfo.auxiliaryInfo = new AuxiliaryResolveInfo( 7626 null /* installFailureActivity */, 7627 info.serviceInfo.packageName, 7628 info.serviceInfo.applicationInfo.versionCode, 7629 info.serviceInfo.splitName); 7630 // add a non-generic filter 7631 installerInfo.filter = new IntentFilter(); 7632 // load resources from the correct package 7633 installerInfo.resolvePackageName = info.getComponentInfo().packageName; 7634 resolveInfos.set(i, installerInfo); 7635 } 7636 continue; 7637 } 7638 // allow services that have been explicitly exposed to ephemeral apps 7639 if (!isEphemeralApp 7640 && ((info.serviceInfo.flags & ServiceInfo.FLAG_VISIBLE_TO_INSTANT_APP) != 0)) { 7641 continue; 7642 } 7643 resolveInfos.remove(i); 7644 } 7645 return resolveInfos; 7646 } 7647 7648 @Override 7649 public @NonNull ParceledListSlice<ResolveInfo> queryIntentContentProviders(Intent intent, 7650 String resolvedType, int flags, int userId) { 7651 return new ParceledListSlice<>( 7652 queryIntentContentProvidersInternal(intent, resolvedType, flags, userId)); 7653 } 7654 7655 private @NonNull List<ResolveInfo> queryIntentContentProvidersInternal( 7656 Intent intent, String resolvedType, int flags, int userId) { 7657 if (!sUserManager.exists(userId)) return Collections.emptyList(); 7658 final int callingUid = Binder.getCallingUid(); 7659 final String instantAppPkgName = getInstantAppPackageName(callingUid); 7660 flags = updateFlagsForResolve(flags, userId, intent, callingUid, 7661 false /*includeInstantApps*/); 7662 ComponentName comp = intent.getComponent(); 7663 if (comp == null) { 7664 if (intent.getSelector() != null) { 7665 intent = intent.getSelector(); 7666 comp = intent.getComponent(); 7667 } 7668 } 7669 if (comp != null) { 7670 final List<ResolveInfo> list = new ArrayList<ResolveInfo>(1); 7671 final ProviderInfo pi = getProviderInfo(comp, flags, userId); 7672 if (pi != null) { 7673 // When specifying an explicit component, we prevent the provider from being 7674 // used when either 1) the provider is in an instant application and the 7675 // caller is not the same instant application or 2) the calling package is an 7676 // instant application and the provider is not visible to instant applications. 7677 final boolean matchInstantApp = 7678 (flags & PackageManager.MATCH_INSTANT) != 0; 7679 final boolean matchVisibleToInstantAppOnly = 7680 (flags & PackageManager.MATCH_VISIBLE_TO_INSTANT_APP_ONLY) != 0; 7681 final boolean isCallerInstantApp = 7682 instantAppPkgName != null; 7683 final boolean isTargetSameInstantApp = 7684 comp.getPackageName().equals(instantAppPkgName); 7685 final boolean isTargetInstantApp = 7686 (pi.applicationInfo.privateFlags 7687 & ApplicationInfo.PRIVATE_FLAG_INSTANT) != 0; 7688 final boolean isTargetHiddenFromInstantApp = 7689 (pi.flags & ProviderInfo.FLAG_VISIBLE_TO_INSTANT_APP) == 0; 7690 final boolean blockResolution = 7691 !isTargetSameInstantApp 7692 && ((!matchInstantApp && !isCallerInstantApp && isTargetInstantApp) 7693 || (matchVisibleToInstantAppOnly && isCallerInstantApp 7694 && isTargetHiddenFromInstantApp)); 7695 if (!blockResolution) { 7696 final ResolveInfo ri = new ResolveInfo(); 7697 ri.providerInfo = pi; 7698 list.add(ri); 7699 } 7700 } 7701 return list; 7702 } 7703 7704 // reader 7705 synchronized (mPackages) { 7706 String pkgName = intent.getPackage(); 7707 if (pkgName == null) { 7708 return applyPostContentProviderResolutionFilter( 7709 mProviders.queryIntent(intent, resolvedType, flags, userId), 7710 instantAppPkgName); 7711 } 7712 final PackageParser.Package pkg = mPackages.get(pkgName); 7713 if (pkg != null) { 7714 return applyPostContentProviderResolutionFilter( 7715 mProviders.queryIntentForPackage( 7716 intent, resolvedType, flags, pkg.providers, userId), 7717 instantAppPkgName); 7718 } 7719 return Collections.emptyList(); 7720 } 7721 } 7722 7723 private List<ResolveInfo> applyPostContentProviderResolutionFilter( 7724 List<ResolveInfo> resolveInfos, String instantAppPkgName) { 7725 if (instantAppPkgName == null) { 7726 return resolveInfos; 7727 } 7728 for (int i = resolveInfos.size() - 1; i >= 0; i--) { 7729 final ResolveInfo info = resolveInfos.get(i); 7730 final boolean isEphemeralApp = info.providerInfo.applicationInfo.isInstantApp(); 7731 // allow providers that are defined in the provided package 7732 if (isEphemeralApp && instantAppPkgName.equals(info.providerInfo.packageName)) { 7733 if (info.providerInfo.splitName != null 7734 && !ArrayUtils.contains(info.providerInfo.applicationInfo.splitNames, 7735 info.providerInfo.splitName)) { 7736 // requested provider is defined in a split that hasn't been installed yet. 7737 // add the installer to the resolve list 7738 if (DEBUG_INSTANT) { 7739 Slog.v(TAG, "Adding ephemeral installer to the ResolveInfo list"); 7740 } 7741 final ResolveInfo installerInfo = new ResolveInfo( 7742 mInstantAppInstallerInfo); 7743 installerInfo.auxiliaryInfo = new AuxiliaryResolveInfo( 7744 null /*failureActivity*/, 7745 info.providerInfo.packageName, 7746 info.providerInfo.applicationInfo.versionCode, 7747 info.providerInfo.splitName); 7748 // add a non-generic filter 7749 installerInfo.filter = new IntentFilter(); 7750 // load resources from the correct package 7751 installerInfo.resolvePackageName = info.getComponentInfo().packageName; 7752 resolveInfos.set(i, installerInfo); 7753 } 7754 continue; 7755 } 7756 // allow providers that have been explicitly exposed to instant applications 7757 if (!isEphemeralApp 7758 && ((info.providerInfo.flags & ProviderInfo.FLAG_VISIBLE_TO_INSTANT_APP) != 0)) { 7759 continue; 7760 } 7761 resolveInfos.remove(i); 7762 } 7763 return resolveInfos; 7764 } 7765 7766 @Override 7767 public ParceledListSlice<PackageInfo> getInstalledPackages(int flags, int userId) { 7768 final int callingUid = Binder.getCallingUid(); 7769 if (getInstantAppPackageName(callingUid) != null) { 7770 return ParceledListSlice.emptyList(); 7771 } 7772 if (!sUserManager.exists(userId)) return ParceledListSlice.emptyList(); 7773 flags = updateFlagsForPackage(flags, userId, null); 7774 final boolean listUninstalled = (flags & MATCH_KNOWN_PACKAGES) != 0; 7775 mPermissionManager.enforceCrossUserPermission(callingUid, userId, 7776 true /* requireFullPermission */, false /* checkShell */, 7777 "get installed packages"); 7778 7779 // writer 7780 synchronized (mPackages) { 7781 ArrayList<PackageInfo> list; 7782 if (listUninstalled) { 7783 list = new ArrayList<>(mSettings.mPackages.size()); 7784 for (PackageSetting ps : mSettings.mPackages.values()) { 7785 if (filterSharedLibPackageLPr(ps, callingUid, userId, flags)) { 7786 continue; 7787 } 7788 if (filterAppAccessLPr(ps, callingUid, userId)) { 7789 continue; 7790 } 7791 final PackageInfo pi = generatePackageInfo(ps, flags, userId); 7792 if (pi != null) { 7793 list.add(pi); 7794 } 7795 } 7796 } else { 7797 list = new ArrayList<>(mPackages.size()); 7798 for (PackageParser.Package p : mPackages.values()) { 7799 final PackageSetting ps = (PackageSetting) p.mExtras; 7800 if (filterSharedLibPackageLPr(ps, callingUid, userId, flags)) { 7801 continue; 7802 } 7803 if (filterAppAccessLPr(ps, callingUid, userId)) { 7804 continue; 7805 } 7806 final PackageInfo pi = generatePackageInfo((PackageSetting) 7807 p.mExtras, flags, userId); 7808 if (pi != null) { 7809 list.add(pi); 7810 } 7811 } 7812 } 7813 7814 return new ParceledListSlice<>(list); 7815 } 7816 } 7817 7818 private void addPackageHoldingPermissions(ArrayList<PackageInfo> list, PackageSetting ps, 7819 String[] permissions, boolean[] tmp, int flags, int userId) { 7820 int numMatch = 0; 7821 final PermissionsState permissionsState = ps.getPermissionsState(); 7822 for (int i=0; i<permissions.length; i++) { 7823 final String permission = permissions[i]; 7824 if (permissionsState.hasPermission(permission, userId)) { 7825 tmp[i] = true; 7826 numMatch++; 7827 } else { 7828 tmp[i] = false; 7829 } 7830 } 7831 if (numMatch == 0) { 7832 return; 7833 } 7834 final PackageInfo pi = generatePackageInfo(ps, flags, userId); 7835 7836 // The above might return null in cases of uninstalled apps or install-state 7837 // skew across users/profiles. 7838 if (pi != null) { 7839 if ((flags&PackageManager.GET_PERMISSIONS) == 0) { 7840 if (numMatch == permissions.length) { 7841 pi.requestedPermissions = permissions; 7842 } else { 7843 pi.requestedPermissions = new String[numMatch]; 7844 numMatch = 0; 7845 for (int i=0; i<permissions.length; i++) { 7846 if (tmp[i]) { 7847 pi.requestedPermissions[numMatch] = permissions[i]; 7848 numMatch++; 7849 } 7850 } 7851 } 7852 } 7853 list.add(pi); 7854 } 7855 } 7856 7857 @Override 7858 public ParceledListSlice<PackageInfo> getPackagesHoldingPermissions( 7859 String[] permissions, int flags, int userId) { 7860 if (!sUserManager.exists(userId)) return ParceledListSlice.emptyList(); 7861 flags = updateFlagsForPackage(flags, userId, permissions); 7862 mPermissionManager.enforceCrossUserPermission(Binder.getCallingUid(), userId, 7863 true /* requireFullPermission */, false /* checkShell */, 7864 "get packages holding permissions"); 7865 final boolean listUninstalled = (flags & MATCH_KNOWN_PACKAGES) != 0; 7866 7867 // writer 7868 synchronized (mPackages) { 7869 ArrayList<PackageInfo> list = new ArrayList<PackageInfo>(); 7870 boolean[] tmpBools = new boolean[permissions.length]; 7871 if (listUninstalled) { 7872 for (PackageSetting ps : mSettings.mPackages.values()) { 7873 addPackageHoldingPermissions(list, ps, permissions, tmpBools, flags, 7874 userId); 7875 } 7876 } else { 7877 for (PackageParser.Package pkg : mPackages.values()) { 7878 PackageSetting ps = (PackageSetting)pkg.mExtras; 7879 if (ps != null) { 7880 addPackageHoldingPermissions(list, ps, permissions, tmpBools, flags, 7881 userId); 7882 } 7883 } 7884 } 7885 7886 return new ParceledListSlice<PackageInfo>(list); 7887 } 7888 } 7889 7890 @Override 7891 public ParceledListSlice<ApplicationInfo> getInstalledApplications(int flags, int userId) { 7892 final int callingUid = Binder.getCallingUid(); 7893 if (getInstantAppPackageName(callingUid) != null) { 7894 return ParceledListSlice.emptyList(); 7895 } 7896 if (!sUserManager.exists(userId)) return ParceledListSlice.emptyList(); 7897 flags = updateFlagsForApplication(flags, userId, null); 7898 final boolean listUninstalled = (flags & MATCH_KNOWN_PACKAGES) != 0; 7899 7900 // writer 7901 synchronized (mPackages) { 7902 ArrayList<ApplicationInfo> list; 7903 if (listUninstalled) { 7904 list = new ArrayList<>(mSettings.mPackages.size()); 7905 for (PackageSetting ps : mSettings.mPackages.values()) { 7906 ApplicationInfo ai; 7907 int effectiveFlags = flags; 7908 if (ps.isSystem()) { 7909 effectiveFlags |= PackageManager.MATCH_ANY_USER; 7910 } 7911 if (ps.pkg != null) { 7912 if (filterSharedLibPackageLPr(ps, callingUid, userId, flags)) { 7913 continue; 7914 } 7915 if (filterAppAccessLPr(ps, callingUid, userId)) { 7916 continue; 7917 } 7918 ai = PackageParser.generateApplicationInfo(ps.pkg, effectiveFlags, 7919 ps.readUserState(userId), userId); 7920 if (ai != null) { 7921 ai.packageName = resolveExternalPackageNameLPr(ps.pkg); 7922 } 7923 } else { 7924 // Shared lib filtering done in generateApplicationInfoFromSettingsLPw 7925 // and already converts to externally visible package name 7926 ai = generateApplicationInfoFromSettingsLPw(ps.name, 7927 callingUid, effectiveFlags, userId); 7928 } 7929 if (ai != null) { 7930 list.add(ai); 7931 } 7932 } 7933 } else { 7934 list = new ArrayList<>(mPackages.size()); 7935 for (PackageParser.Package p : mPackages.values()) { 7936 if (p.mExtras != null) { 7937 PackageSetting ps = (PackageSetting) p.mExtras; 7938 if (filterSharedLibPackageLPr(ps, Binder.getCallingUid(), userId, flags)) { 7939 continue; 7940 } 7941 if (filterAppAccessLPr(ps, callingUid, userId)) { 7942 continue; 7943 } 7944 ApplicationInfo ai = PackageParser.generateApplicationInfo(p, flags, 7945 ps.readUserState(userId), userId); 7946 if (ai != null) { 7947 ai.packageName = resolveExternalPackageNameLPr(p); 7948 list.add(ai); 7949 } 7950 } 7951 } 7952 } 7953 7954 return new ParceledListSlice<>(list); 7955 } 7956 } 7957 7958 @Override 7959 public ParceledListSlice<InstantAppInfo> getInstantApps(int userId) { 7960 if (HIDE_EPHEMERAL_APIS) { 7961 return null; 7962 } 7963 if (!canViewInstantApps(Binder.getCallingUid(), userId)) { 7964 mContext.enforceCallingOrSelfPermission(Manifest.permission.ACCESS_INSTANT_APPS, 7965 "getEphemeralApplications"); 7966 } 7967 mPermissionManager.enforceCrossUserPermission(Binder.getCallingUid(), userId, 7968 true /* requireFullPermission */, false /* checkShell */, 7969 "getEphemeralApplications"); 7970 synchronized (mPackages) { 7971 List<InstantAppInfo> instantApps = mInstantAppRegistry 7972 .getInstantAppsLPr(userId); 7973 if (instantApps != null) { 7974 return new ParceledListSlice<>(instantApps); 7975 } 7976 } 7977 return null; 7978 } 7979 7980 @Override 7981 public boolean isInstantApp(String packageName, int userId) { 7982 mPermissionManager.enforceCrossUserPermission(Binder.getCallingUid(), userId, 7983 true /* requireFullPermission */, false /* checkShell */, 7984 "isInstantApp"); 7985 if (HIDE_EPHEMERAL_APIS) { 7986 return false; 7987 } 7988 7989 synchronized (mPackages) { 7990 int callingUid = Binder.getCallingUid(); 7991 if (Process.isIsolated(callingUid)) { 7992 callingUid = mIsolatedOwners.get(callingUid); 7993 } 7994 final PackageSetting ps = mSettings.mPackages.get(packageName); 7995 PackageParser.Package pkg = mPackages.get(packageName); 7996 final boolean returnAllowed = 7997 ps != null 7998 && (isCallerSameApp(packageName, callingUid) 7999 || canViewInstantApps(callingUid, userId) 8000 || mInstantAppRegistry.isInstantAccessGranted( 8001 userId, UserHandle.getAppId(callingUid), ps.appId)); 8002 if (returnAllowed) { 8003 return ps.getInstantApp(userId); 8004 } 8005 } 8006 return false; 8007 } 8008 8009 @Override 8010 public byte[] getInstantAppCookie(String packageName, int userId) { 8011 if (HIDE_EPHEMERAL_APIS) { 8012 return null; 8013 } 8014 8015 mPermissionManager.enforceCrossUserPermission(Binder.getCallingUid(), userId, 8016 true /* requireFullPermission */, false /* checkShell */, 8017 "getInstantAppCookie"); 8018 if (!isCallerSameApp(packageName, Binder.getCallingUid())) { 8019 return null; 8020 } 8021 synchronized (mPackages) { 8022 return mInstantAppRegistry.getInstantAppCookieLPw( 8023 packageName, userId); 8024 } 8025 } 8026 8027 @Override 8028 public boolean setInstantAppCookie(String packageName, byte[] cookie, int userId) { 8029 if (HIDE_EPHEMERAL_APIS) { 8030 return true; 8031 } 8032 8033 mPermissionManager.enforceCrossUserPermission(Binder.getCallingUid(), userId, 8034 true /* requireFullPermission */, true /* checkShell */, 8035 "setInstantAppCookie"); 8036 if (!isCallerSameApp(packageName, Binder.getCallingUid())) { 8037 return false; 8038 } 8039 synchronized (mPackages) { 8040 return mInstantAppRegistry.setInstantAppCookieLPw( 8041 packageName, cookie, userId); 8042 } 8043 } 8044 8045 @Override 8046 public Bitmap getInstantAppIcon(String packageName, int userId) { 8047 if (HIDE_EPHEMERAL_APIS) { 8048 return null; 8049 } 8050 8051 if (!canViewInstantApps(Binder.getCallingUid(), userId)) { 8052 mContext.enforceCallingOrSelfPermission(Manifest.permission.ACCESS_INSTANT_APPS, 8053 "getInstantAppIcon"); 8054 } 8055 mPermissionManager.enforceCrossUserPermission(Binder.getCallingUid(), userId, 8056 true /* requireFullPermission */, false /* checkShell */, 8057 "getInstantAppIcon"); 8058 8059 synchronized (mPackages) { 8060 return mInstantAppRegistry.getInstantAppIconLPw( 8061 packageName, userId); 8062 } 8063 } 8064 8065 private boolean isCallerSameApp(String packageName, int uid) { 8066 PackageParser.Package pkg = mPackages.get(packageName); 8067 return pkg != null 8068 && UserHandle.getAppId(uid) == pkg.applicationInfo.uid; 8069 } 8070 8071 @Override 8072 public @NonNull ParceledListSlice<ApplicationInfo> getPersistentApplications(int flags) { 8073 if (getInstantAppPackageName(Binder.getCallingUid()) != null) { 8074 return ParceledListSlice.emptyList(); 8075 } 8076 return new ParceledListSlice<>(getPersistentApplicationsInternal(flags)); 8077 } 8078 8079 private @NonNull List<ApplicationInfo> getPersistentApplicationsInternal(int flags) { 8080 final ArrayList<ApplicationInfo> finalList = new ArrayList<ApplicationInfo>(); 8081 8082 // reader 8083 synchronized (mPackages) { 8084 final Iterator<PackageParser.Package> i = mPackages.values().iterator(); 8085 final int userId = UserHandle.getCallingUserId(); 8086 while (i.hasNext()) { 8087 final PackageParser.Package p = i.next(); 8088 if (p.applicationInfo == null) continue; 8089 8090 final boolean matchesUnaware = ((flags & MATCH_DIRECT_BOOT_UNAWARE) != 0) 8091 && !p.applicationInfo.isDirectBootAware(); 8092 final boolean matchesAware = ((flags & MATCH_DIRECT_BOOT_AWARE) != 0) 8093 && p.applicationInfo.isDirectBootAware(); 8094 8095 if ((p.applicationInfo.flags & ApplicationInfo.FLAG_PERSISTENT) != 0 8096 && (!mSafeMode || isSystemApp(p)) 8097 && (matchesUnaware || matchesAware)) { 8098 PackageSetting ps = mSettings.mPackages.get(p.packageName); 8099 if (ps != null) { 8100 ApplicationInfo ai = PackageParser.generateApplicationInfo(p, flags, 8101 ps.readUserState(userId), userId); 8102 if (ai != null) { 8103 finalList.add(ai); 8104 } 8105 } 8106 } 8107 } 8108 } 8109 8110 return finalList; 8111 } 8112 8113 @Override 8114 public ProviderInfo resolveContentProvider(String name, int flags, int userId) { 8115 return resolveContentProviderInternal(name, flags, userId); 8116 } 8117 8118 private ProviderInfo resolveContentProviderInternal(String name, int flags, int userId) { 8119 if (!sUserManager.exists(userId)) return null; 8120 flags = updateFlagsForComponent(flags, userId, name); 8121 final String instantAppPkgName = getInstantAppPackageName(Binder.getCallingUid()); 8122 // reader 8123 synchronized (mPackages) { 8124 final PackageParser.Provider provider = mProvidersByAuthority.get(name); 8125 PackageSetting ps = provider != null 8126 ? mSettings.mPackages.get(provider.owner.packageName) 8127 : null; 8128 if (ps != null) { 8129 final boolean isInstantApp = ps.getInstantApp(userId); 8130 // normal application; filter out instant application provider 8131 if (instantAppPkgName == null && isInstantApp) { 8132 return null; 8133 } 8134 // instant application; filter out other instant applications 8135 if (instantAppPkgName != null 8136 && isInstantApp 8137 && !provider.owner.packageName.equals(instantAppPkgName)) { 8138 return null; 8139 } 8140 // instant application; filter out non-exposed provider 8141 if (instantAppPkgName != null 8142 && !isInstantApp 8143 && (provider.info.flags & ProviderInfo.FLAG_VISIBLE_TO_INSTANT_APP) == 0) { 8144 return null; 8145 } 8146 // provider not enabled 8147 if (!mSettings.isEnabledAndMatchLPr(provider.info, flags, userId)) { 8148 return null; 8149 } 8150 return PackageParser.generateProviderInfo( 8151 provider, flags, ps.readUserState(userId), userId); 8152 } 8153 return null; 8154 } 8155 } 8156 8157 /** 8158 * @deprecated 8159 */ 8160 @Deprecated 8161 public void querySyncProviders(List<String> outNames, List<ProviderInfo> outInfo) { 8162 if (getInstantAppPackageName(Binder.getCallingUid()) != null) { 8163 return; 8164 } 8165 // reader 8166 synchronized (mPackages) { 8167 final Iterator<Map.Entry<String, PackageParser.Provider>> i = mProvidersByAuthority 8168 .entrySet().iterator(); 8169 final int userId = UserHandle.getCallingUserId(); 8170 while (i.hasNext()) { 8171 Map.Entry<String, PackageParser.Provider> entry = i.next(); 8172 PackageParser.Provider p = entry.getValue(); 8173 PackageSetting ps = mSettings.mPackages.get(p.owner.packageName); 8174 8175 if (ps != null && p.syncable 8176 && (!mSafeMode || (p.info.applicationInfo.flags 8177 &ApplicationInfo.FLAG_SYSTEM) != 0)) { 8178 ProviderInfo info = PackageParser.generateProviderInfo(p, 0, 8179 ps.readUserState(userId), userId); 8180 if (info != null) { 8181 outNames.add(entry.getKey()); 8182 outInfo.add(info); 8183 } 8184 } 8185 } 8186 } 8187 } 8188 8189 @Override 8190 public @NonNull ParceledListSlice<ProviderInfo> queryContentProviders(String processName, 8191 int uid, int flags, String metaDataKey) { 8192 final int callingUid = Binder.getCallingUid(); 8193 final int userId = processName != null ? UserHandle.getUserId(uid) 8194 : UserHandle.getCallingUserId(); 8195 if (!sUserManager.exists(userId)) return ParceledListSlice.emptyList(); 8196 flags = updateFlagsForComponent(flags, userId, processName); 8197 ArrayList<ProviderInfo> finalList = null; 8198 // reader 8199 synchronized (mPackages) { 8200 final Iterator<PackageParser.Provider> i = mProviders.mProviders.values().iterator(); 8201 while (i.hasNext()) { 8202 final PackageParser.Provider p = i.next(); 8203 PackageSetting ps = mSettings.mPackages.get(p.owner.packageName); 8204 if (ps != null && p.info.authority != null 8205 && (processName == null 8206 || (p.info.processName.equals(processName) 8207 && UserHandle.isSameApp(p.info.applicationInfo.uid, uid))) 8208 && mSettings.isEnabledAndMatchLPr(p.info, flags, userId)) { 8209 8210 // See PM.queryContentProviders()'s javadoc for why we have the metaData 8211 // parameter. 8212 if (metaDataKey != null 8213 && (p.metaData == null || !p.metaData.containsKey(metaDataKey))) { 8214 continue; 8215 } 8216 final ComponentName component = 8217 new ComponentName(p.info.packageName, p.info.name); 8218 if (filterAppAccessLPr(ps, callingUid, component, TYPE_PROVIDER, userId)) { 8219 continue; 8220 } 8221 if (finalList == null) { 8222 finalList = new ArrayList<ProviderInfo>(3); 8223 } 8224 ProviderInfo info = PackageParser.generateProviderInfo(p, flags, 8225 ps.readUserState(userId), userId); 8226 if (info != null) { 8227 finalList.add(info); 8228 } 8229 } 8230 } 8231 } 8232 8233 if (finalList != null) { 8234 Collections.sort(finalList, mProviderInitOrderSorter); 8235 return new ParceledListSlice<ProviderInfo>(finalList); 8236 } 8237 8238 return ParceledListSlice.emptyList(); 8239 } 8240 8241 @Override 8242 public InstrumentationInfo getInstrumentationInfo(ComponentName component, int flags) { 8243 // reader 8244 synchronized (mPackages) { 8245 final int callingUid = Binder.getCallingUid(); 8246 final int callingUserId = UserHandle.getUserId(callingUid); 8247 final PackageSetting ps = mSettings.mPackages.get(component.getPackageName()); 8248 if (ps == null) return null; 8249 if (filterAppAccessLPr(ps, callingUid, component, TYPE_UNKNOWN, callingUserId)) { 8250 return null; 8251 } 8252 final PackageParser.Instrumentation i = mInstrumentation.get(component); 8253 return PackageParser.generateInstrumentationInfo(i, flags); 8254 } 8255 } 8256 8257 @Override 8258 public @NonNull ParceledListSlice<InstrumentationInfo> queryInstrumentation( 8259 String targetPackage, int flags) { 8260 final int callingUid = Binder.getCallingUid(); 8261 final int callingUserId = UserHandle.getUserId(callingUid); 8262 final PackageSetting ps = mSettings.mPackages.get(targetPackage); 8263 if (filterAppAccessLPr(ps, callingUid, callingUserId)) { 8264 return ParceledListSlice.emptyList(); 8265 } 8266 return new ParceledListSlice<>(queryInstrumentationInternal(targetPackage, flags)); 8267 } 8268 8269 private @NonNull List<InstrumentationInfo> queryInstrumentationInternal(String targetPackage, 8270 int flags) { 8271 ArrayList<InstrumentationInfo> finalList = new ArrayList<InstrumentationInfo>(); 8272 8273 // reader 8274 synchronized (mPackages) { 8275 final Iterator<PackageParser.Instrumentation> i = mInstrumentation.values().iterator(); 8276 while (i.hasNext()) { 8277 final PackageParser.Instrumentation p = i.next(); 8278 if (targetPackage == null 8279 || targetPackage.equals(p.info.targetPackage)) { 8280 InstrumentationInfo ii = PackageParser.generateInstrumentationInfo(p, 8281 flags); 8282 if (ii != null) { 8283 finalList.add(ii); 8284 } 8285 } 8286 } 8287 } 8288 8289 return finalList; 8290 } 8291 8292 private void scanDirTracedLI(File scanDir, final int parseFlags, int scanFlags, long currentTime) { 8293 Trace.traceBegin(TRACE_TAG_PACKAGE_MANAGER, "scanDir [" + scanDir.getAbsolutePath() + "]"); 8294 try { 8295 scanDirLI(scanDir, parseFlags, scanFlags, currentTime); 8296 } finally { 8297 Trace.traceEnd(TRACE_TAG_PACKAGE_MANAGER); 8298 } 8299 } 8300 8301 private void scanDirLI(File scanDir, int parseFlags, int scanFlags, long currentTime) { 8302 final File[] files = scanDir.listFiles(); 8303 if (ArrayUtils.isEmpty(files)) { 8304 Log.d(TAG, "No files in app dir " + scanDir); 8305 return; 8306 } 8307 8308 if (DEBUG_PACKAGE_SCANNING) { 8309 Log.d(TAG, "Scanning app dir " + scanDir + " scanFlags=" + scanFlags 8310 + " flags=0x" + Integer.toHexString(parseFlags)); 8311 } 8312 try (ParallelPackageParser parallelPackageParser = new ParallelPackageParser( 8313 mSeparateProcesses, mOnlyCore, mMetrics, mCacheDir, 8314 mParallelPackageParserCallback)) { 8315 // Submit files for parsing in parallel 8316 int fileCount = 0; 8317 for (File file : files) { 8318 final boolean isPackage = (isApkFile(file) || file.isDirectory()) 8319 && !PackageInstallerService.isStageName(file.getName()); 8320 if (!isPackage) { 8321 // Ignore entries which are not packages 8322 continue; 8323 } 8324 parallelPackageParser.submit(file, parseFlags); 8325 fileCount++; 8326 } 8327 8328 // Process results one by one 8329 for (; fileCount > 0; fileCount--) { 8330 ParallelPackageParser.ParseResult parseResult = parallelPackageParser.take(); 8331 Throwable throwable = parseResult.throwable; 8332 int errorCode = PackageManager.INSTALL_SUCCEEDED; 8333 8334 if (throwable == null) { 8335 // TODO(toddke): move lower in the scan chain 8336 // Static shared libraries have synthetic package names 8337 if (parseResult.pkg.applicationInfo.isStaticSharedLibrary()) { 8338 renameStaticSharedLibraryPackage(parseResult.pkg); 8339 } 8340 try { 8341 if (errorCode == PackageManager.INSTALL_SUCCEEDED) { 8342 scanPackageChildLI(parseResult.pkg, parseFlags, scanFlags, 8343 currentTime, null); 8344 } 8345 } catch (PackageManagerException e) { 8346 errorCode = e.error; 8347 Slog.w(TAG, "Failed to scan " + parseResult.scanFile + ": " + e.getMessage()); 8348 } 8349 } else if (throwable instanceof PackageParser.PackageParserException) { 8350 PackageParser.PackageParserException e = (PackageParser.PackageParserException) 8351 throwable; 8352 errorCode = e.error; 8353 Slog.w(TAG, "Failed to parse " + parseResult.scanFile + ": " + e.getMessage()); 8354 } else { 8355 throw new IllegalStateException("Unexpected exception occurred while parsing " 8356 + parseResult.scanFile, throwable); 8357 } 8358 8359 // Delete invalid userdata apps 8360 if ((scanFlags & SCAN_AS_SYSTEM) == 0 && 8361 errorCode == PackageManager.INSTALL_FAILED_INVALID_APK) { 8362 logCriticalInfo(Log.WARN, 8363 "Deleting invalid package at " + parseResult.scanFile); 8364 removeCodePathLI(parseResult.scanFile); 8365 } 8366 } 8367 } 8368 } 8369 8370 public static void reportSettingsProblem(int priority, String msg) { 8371 logCriticalInfo(priority, msg); 8372 } 8373 8374 private void collectCertificatesLI(PackageSetting ps, PackageParser.Package pkg, 8375 boolean forceCollect, boolean skipVerify) throws PackageManagerException { 8376 // When upgrading from pre-N MR1, verify the package time stamp using the package 8377 // directory and not the APK file. 8378 final long lastModifiedTime = mIsPreNMR1Upgrade 8379 ? new File(pkg.codePath).lastModified() : getLastModifiedTime(pkg); 8380 if (ps != null && !forceCollect 8381 && ps.codePathString.equals(pkg.codePath) 8382 && ps.timeStamp == lastModifiedTime 8383 && !isCompatSignatureUpdateNeeded(pkg) 8384 && !isRecoverSignatureUpdateNeeded(pkg)) { 8385 if (ps.signatures.mSigningDetails.signatures != null 8386 && ps.signatures.mSigningDetails.signatures.length != 0 8387 && ps.signatures.mSigningDetails.signatureSchemeVersion 8388 != SignatureSchemeVersion.UNKNOWN) { 8389 // Optimization: reuse the existing cached signing data 8390 // if the package appears to be unchanged. 8391 pkg.mSigningDetails = 8392 new PackageParser.SigningDetails(ps.signatures.mSigningDetails); 8393 return; 8394 } 8395 8396 Slog.w(TAG, "PackageSetting for " + ps.name 8397 + " is missing signatures. Collecting certs again to recover them."); 8398 } else { 8399 Slog.i(TAG, pkg.codePath + " changed; collecting certs" + 8400 (forceCollect ? " (forced)" : "")); 8401 } 8402 8403 try { 8404 Trace.traceBegin(TRACE_TAG_PACKAGE_MANAGER, "collectCertificates"); 8405 PackageParser.collectCertificates(pkg, skipVerify); 8406 } catch (PackageParserException e) { 8407 throw PackageManagerException.from(e); 8408 } finally { 8409 Trace.traceEnd(TRACE_TAG_PACKAGE_MANAGER); 8410 } 8411 } 8412 8413 /** 8414 * Traces a package scan. 8415 * @see #scanPackageLI(File, int, int, long, UserHandle) 8416 */ 8417 private PackageParser.Package scanPackageTracedLI(File scanFile, final int parseFlags, 8418 int scanFlags, long currentTime, UserHandle user) throws PackageManagerException { 8419 Trace.traceBegin(TRACE_TAG_PACKAGE_MANAGER, "scanPackage [" + scanFile.toString() + "]"); 8420 try { 8421 return scanPackageLI(scanFile, parseFlags, scanFlags, currentTime, user); 8422 } finally { 8423 Trace.traceEnd(TRACE_TAG_PACKAGE_MANAGER); 8424 } 8425 } 8426 8427 /** 8428 * Scans a package and returns the newly parsed package. 8429 * Returns {@code null} in case of errors and the error code is stored in mLastScanError 8430 */ 8431 private PackageParser.Package scanPackageLI(File scanFile, int parseFlags, int scanFlags, 8432 long currentTime, UserHandle user) throws PackageManagerException { 8433 if (DEBUG_INSTALL) Slog.d(TAG, "Parsing: " + scanFile); 8434 PackageParser pp = new PackageParser(); 8435 pp.setSeparateProcesses(mSeparateProcesses); 8436 pp.setOnlyCoreApps(mOnlyCore); 8437 pp.setDisplayMetrics(mMetrics); 8438 pp.setCallback(mPackageParserCallback); 8439 8440 Trace.traceBegin(TRACE_TAG_PACKAGE_MANAGER, "parsePackage"); 8441 final PackageParser.Package pkg; 8442 try { 8443 pkg = pp.parsePackage(scanFile, parseFlags); 8444 } catch (PackageParserException e) { 8445 throw PackageManagerException.from(e); 8446 } finally { 8447 Trace.traceEnd(TRACE_TAG_PACKAGE_MANAGER); 8448 } 8449 8450 // Static shared libraries have synthetic package names 8451 if (pkg.applicationInfo.isStaticSharedLibrary()) { 8452 renameStaticSharedLibraryPackage(pkg); 8453 } 8454 8455 return scanPackageChildLI(pkg, parseFlags, scanFlags, currentTime, user); 8456 } 8457 8458 /** 8459 * Scans a package and returns the newly parsed package. 8460 * @throws PackageManagerException on a parse error. 8461 */ 8462 private PackageParser.Package scanPackageChildLI(PackageParser.Package pkg, 8463 final @ParseFlags int parseFlags, @ScanFlags int scanFlags, long currentTime, 8464 @Nullable UserHandle user) 8465 throws PackageManagerException { 8466 // If the package has children and this is the first dive in the function 8467 // we scan the package with the SCAN_CHECK_ONLY flag set to see whether all 8468 // packages (parent and children) would be successfully scanned before the 8469 // actual scan since scanning mutates internal state and we want to atomically 8470 // install the package and its children. 8471 if ((scanFlags & SCAN_CHECK_ONLY) == 0) { 8472 if (pkg.childPackages != null && pkg.childPackages.size() > 0) { 8473 scanFlags |= SCAN_CHECK_ONLY; 8474 } 8475 } else { 8476 scanFlags &= ~SCAN_CHECK_ONLY; 8477 } 8478 8479 // Scan the parent 8480 PackageParser.Package scannedPkg = addForInitLI(pkg, parseFlags, 8481 scanFlags, currentTime, user); 8482 8483 // Scan the children 8484 final int childCount = (pkg.childPackages != null) ? pkg.childPackages.size() : 0; 8485 for (int i = 0; i < childCount; i++) { 8486 PackageParser.Package childPackage = pkg.childPackages.get(i); 8487 addForInitLI(childPackage, parseFlags, scanFlags, 8488 currentTime, user); 8489 } 8490 8491 8492 if ((scanFlags & SCAN_CHECK_ONLY) != 0) { 8493 return scanPackageChildLI(pkg, parseFlags, scanFlags, currentTime, user); 8494 } 8495 8496 return scannedPkg; 8497 } 8498 8499 /** 8500 * Returns if full apk verification can be skipped for the whole package, including the splits. 8501 */ 8502 private boolean canSkipFullPackageVerification(PackageParser.Package pkg) { 8503 if (!canSkipFullApkVerification(pkg.baseCodePath)) { 8504 return false; 8505 } 8506 // TODO: Allow base and splits to be verified individually. 8507 if (!ArrayUtils.isEmpty(pkg.splitCodePaths)) { 8508 for (int i = 0; i < pkg.splitCodePaths.length; i++) { 8509 if (!canSkipFullApkVerification(pkg.splitCodePaths[i])) { 8510 return false; 8511 } 8512 } 8513 } 8514 return true; 8515 } 8516 8517 /** 8518 * Returns if full apk verification can be skipped, depending on current FSVerity setup and 8519 * whether the apk contains signed root hash. Note that the signer's certificate still needs to 8520 * match one in a trusted source, and should be done separately. 8521 */ 8522 private boolean canSkipFullApkVerification(String apkPath) { 8523 byte[] rootHashObserved = null; 8524 try { 8525 rootHashObserved = VerityUtils.generateFsverityRootHash(apkPath); 8526 if (rootHashObserved == null) { 8527 return false; // APK does not contain Merkle tree root hash. 8528 } 8529 synchronized (mInstallLock) { 8530 // Returns whether the observed root hash matches what kernel has. 8531 mInstaller.assertFsverityRootHashMatches(apkPath, rootHashObserved); 8532 return true; 8533 } 8534 } catch (InstallerException | IOException | DigestException | 8535 NoSuchAlgorithmException e) { 8536 Slog.w(TAG, "Error in fsverity check. Fallback to full apk verification.", e); 8537 } 8538 return false; 8539 } 8540 8541 /** 8542 * Adds a new package to the internal data structures during platform initialization. 8543 * <p>After adding, the package is known to the system and available for querying. 8544 * <p>For packages located on the device ROM [eg. packages located in /system, /vendor, 8545 * etc...], additional checks are performed. Basic verification [such as ensuring 8546 * matching signatures, checking version codes, etc...] occurs if the package is 8547 * identical to a previously known package. If the package fails a signature check, 8548 * the version installed on /data will be removed. If the version of the new package 8549 * is less than or equal than the version on /data, it will be ignored. 8550 * <p>Regardless of the package location, the results are applied to the internal 8551 * structures and the package is made available to the rest of the system. 8552 * <p>NOTE: The return value should be removed. It's the passed in package object. 8553 */ 8554 private PackageParser.Package addForInitLI(PackageParser.Package pkg, 8555 @ParseFlags int parseFlags, @ScanFlags int scanFlags, long currentTime, 8556 @Nullable UserHandle user) 8557 throws PackageManagerException { 8558 final boolean scanSystemPartition = (parseFlags & PackageParser.PARSE_IS_SYSTEM_DIR) != 0; 8559 final String renamedPkgName; 8560 final PackageSetting disabledPkgSetting; 8561 final boolean isSystemPkgUpdated; 8562 final boolean pkgAlreadyExists; 8563 PackageSetting pkgSetting; 8564 8565 // NOTE: installPackageLI() has the same code to setup the package's 8566 // application info. This probably should be done lower in the call 8567 // stack [such as scanPackageOnly()]. However, we verify the application 8568 // info prior to that [in scanPackageNew()] and thus have to setup 8569 // the application info early. 8570 pkg.setApplicationVolumeUuid(pkg.volumeUuid); 8571 pkg.setApplicationInfoCodePath(pkg.codePath); 8572 pkg.setApplicationInfoBaseCodePath(pkg.baseCodePath); 8573 pkg.setApplicationInfoSplitCodePaths(pkg.splitCodePaths); 8574 pkg.setApplicationInfoResourcePath(pkg.codePath); 8575 pkg.setApplicationInfoBaseResourcePath(pkg.baseCodePath); 8576 pkg.setApplicationInfoSplitResourcePaths(pkg.splitCodePaths); 8577 8578 synchronized (mPackages) { 8579 renamedPkgName = mSettings.getRenamedPackageLPr(pkg.mRealPackage); 8580 final String realPkgName = getRealPackageName(pkg, renamedPkgName); 8581 if (realPkgName != null) { 8582 ensurePackageRenamed(pkg, renamedPkgName); 8583 } 8584 final PackageSetting originalPkgSetting = getOriginalPackageLocked(pkg, renamedPkgName); 8585 final PackageSetting installedPkgSetting = mSettings.getPackageLPr(pkg.packageName); 8586 pkgSetting = originalPkgSetting == null ? installedPkgSetting : originalPkgSetting; 8587 pkgAlreadyExists = pkgSetting != null; 8588 final String disabledPkgName = pkgAlreadyExists ? pkgSetting.name : pkg.packageName; 8589 disabledPkgSetting = mSettings.getDisabledSystemPkgLPr(disabledPkgName); 8590 isSystemPkgUpdated = disabledPkgSetting != null; 8591 8592 if (DEBUG_INSTALL && isSystemPkgUpdated) { 8593 Slog.d(TAG, "updatedPkg = " + disabledPkgSetting); 8594 } 8595 8596 final SharedUserSetting sharedUserSetting = (pkg.mSharedUserId != null) 8597 ? mSettings.getSharedUserLPw(pkg.mSharedUserId, 8598 0 /*pkgFlags*/, 0 /*pkgPrivateFlags*/, true) 8599 : null; 8600 if (DEBUG_PACKAGE_SCANNING 8601 && (parseFlags & PackageParser.PARSE_CHATTY) != 0 8602 && sharedUserSetting != null) { 8603 Log.d(TAG, "Shared UserID " + pkg.mSharedUserId 8604 + " (uid=" + sharedUserSetting.userId + "):" 8605 + " packages=" + sharedUserSetting.packages); 8606 } 8607 8608 if (scanSystemPartition) { 8609 // Potentially prune child packages. If the application on the /system 8610 // partition has been updated via OTA, but, is still disabled by a 8611 // version on /data, cycle through all of its children packages and 8612 // remove children that are no longer defined. 8613 if (isSystemPkgUpdated) { 8614 final int scannedChildCount = (pkg.childPackages != null) 8615 ? pkg.childPackages.size() : 0; 8616 final int disabledChildCount = disabledPkgSetting.childPackageNames != null 8617 ? disabledPkgSetting.childPackageNames.size() : 0; 8618 for (int i = 0; i < disabledChildCount; i++) { 8619 String disabledChildPackageName = 8620 disabledPkgSetting.childPackageNames.get(i); 8621 boolean disabledPackageAvailable = false; 8622 for (int j = 0; j < scannedChildCount; j++) { 8623 PackageParser.Package childPkg = pkg.childPackages.get(j); 8624 if (childPkg.packageName.equals(disabledChildPackageName)) { 8625 disabledPackageAvailable = true; 8626 break; 8627 } 8628 } 8629 if (!disabledPackageAvailable) { 8630 mSettings.removeDisabledSystemPackageLPw(disabledChildPackageName); 8631 } 8632 } 8633 // we're updating the disabled package, so, scan it as the package setting 8634 final ScanRequest request = new ScanRequest(pkg, sharedUserSetting, 8635 disabledPkgSetting /* pkgSetting */, null /* disabledPkgSetting */, 8636 null /* originalPkgSetting */, null, parseFlags, scanFlags, 8637 (pkg == mPlatformPackage), user); 8638 scanPackageOnlyLI(request, mFactoryTest, -1L); 8639 } 8640 } 8641 } 8642 8643 final boolean newPkgChangedPaths = 8644 pkgAlreadyExists && !pkgSetting.codePathString.equals(pkg.codePath); 8645 final boolean newPkgVersionGreater = 8646 pkgAlreadyExists && pkg.getLongVersionCode() > pkgSetting.versionCode; 8647 final boolean isSystemPkgBetter = scanSystemPartition && isSystemPkgUpdated 8648 && newPkgChangedPaths && newPkgVersionGreater; 8649 if (isSystemPkgBetter) { 8650 // The version of the application on /system is greater than the version on 8651 // /data. Switch back to the application on /system. 8652 // It's safe to assume the application on /system will correctly scan. If not, 8653 // there won't be a working copy of the application. 8654 synchronized (mPackages) { 8655 // just remove the loaded entries from package lists 8656 mPackages.remove(pkgSetting.name); 8657 } 8658 8659 logCriticalInfo(Log.WARN, 8660 "System package updated;" 8661 + " name: " + pkgSetting.name 8662 + "; " + pkgSetting.versionCode + " --> " + pkg.getLongVersionCode() 8663 + "; " + pkgSetting.codePathString + " --> " + pkg.codePath); 8664 8665 final InstallArgs args = createInstallArgsForExisting( 8666 packageFlagsToInstallFlags(pkgSetting), pkgSetting.codePathString, 8667 pkgSetting.resourcePathString, getAppDexInstructionSets(pkgSetting)); 8668 args.cleanUpResourcesLI(); 8669 synchronized (mPackages) { 8670 mSettings.enableSystemPackageLPw(pkgSetting.name); 8671 } 8672 } 8673 8674 if (scanSystemPartition && isSystemPkgUpdated && !isSystemPkgBetter) { 8675 // The version of the application on the /system partition is less than or 8676 // equal to the version on the /data partition. Throw an exception and use 8677 // the application already installed on the /data partition. 8678 throw new PackageManagerException(Log.WARN, "Package " + pkg.packageName + " at " 8679 + pkg.codePath + " ignored: updated version " + disabledPkgSetting.versionCode 8680 + " better than this " + pkg.getLongVersionCode()); 8681 } 8682 8683 // Verify certificates against what was last scanned. If it is an updated priv app, we will 8684 // force re-collecting certificate. 8685 final boolean forceCollect = PackageManagerServiceUtils.isApkVerificationForced( 8686 disabledPkgSetting); 8687 // Full APK verification can be skipped during certificate collection, only if the file is 8688 // in verified partition, or can be verified on access (when apk verity is enabled). In both 8689 // cases, only data in Signing Block is verified instead of the whole file. 8690 final boolean skipVerify = ((parseFlags & PackageParser.PARSE_IS_SYSTEM_DIR) != 0) || 8691 (forceCollect && canSkipFullPackageVerification(pkg)); 8692 collectCertificatesLI(pkgSetting, pkg, forceCollect, skipVerify); 8693 8694 boolean shouldHideSystemApp = false; 8695 // A new application appeared on /system, but, we already have a copy of 8696 // the application installed on /data. 8697 if (scanSystemPartition && !isSystemPkgUpdated && pkgAlreadyExists 8698 && !pkgSetting.isSystem()) { 8699 8700 if (!pkg.mSigningDetails.checkCapability(pkgSetting.signatures.mSigningDetails, 8701 PackageParser.SigningDetails.CertCapabilities.INSTALLED_DATA)) { 8702 logCriticalInfo(Log.WARN, 8703 "System package signature mismatch;" 8704 + " name: " + pkgSetting.name); 8705 try (PackageFreezer freezer = freezePackage(pkg.packageName, 8706 "scanPackageInternalLI")) { 8707 deletePackageLIF(pkg.packageName, null, true, null, 0, null, false, null); 8708 } 8709 pkgSetting = null; 8710 } else if (newPkgVersionGreater) { 8711 // The application on /system is newer than the application on /data. 8712 // Simply remove the application on /data [keeping application data] 8713 // and replace it with the version on /system. 8714 logCriticalInfo(Log.WARN, 8715 "System package enabled;" 8716 + " name: " + pkgSetting.name 8717 + "; " + pkgSetting.versionCode + " --> " + pkg.getLongVersionCode() 8718 + "; " + pkgSetting.codePathString + " --> " + pkg.codePath); 8719 InstallArgs args = createInstallArgsForExisting( 8720 packageFlagsToInstallFlags(pkgSetting), pkgSetting.codePathString, 8721 pkgSetting.resourcePathString, getAppDexInstructionSets(pkgSetting)); 8722 synchronized (mInstallLock) { 8723 args.cleanUpResourcesLI(); 8724 } 8725 } else { 8726 // The application on /system is older than the application on /data. Hide 8727 // the application on /system and the version on /data will be scanned later 8728 // and re-added like an update. 8729 shouldHideSystemApp = true; 8730 logCriticalInfo(Log.INFO, 8731 "System package disabled;" 8732 + " name: " + pkgSetting.name 8733 + "; old: " + pkgSetting.codePathString + " @ " + pkgSetting.versionCode 8734 + "; new: " + pkg.codePath + " @ " + pkg.codePath); 8735 } 8736 } 8737 8738 final PackageParser.Package scannedPkg = scanPackageNewLI(pkg, parseFlags, scanFlags 8739 | SCAN_UPDATE_SIGNATURE, currentTime, user); 8740 8741 if (shouldHideSystemApp) { 8742 synchronized (mPackages) { 8743 mSettings.disableSystemPackageLPw(pkg.packageName, true); 8744 } 8745 } 8746 return scannedPkg; 8747 } 8748 8749 private static void renameStaticSharedLibraryPackage(PackageParser.Package pkg) { 8750 // Derive the new package synthetic package name 8751 pkg.setPackageName(pkg.packageName + STATIC_SHARED_LIB_DELIMITER 8752 + pkg.staticSharedLibVersion); 8753 } 8754 8755 private static String fixProcessName(String defProcessName, 8756 String processName) { 8757 if (processName == null) { 8758 return defProcessName; 8759 } 8760 return processName; 8761 } 8762 8763 /** 8764 * Enforces that only the system UID or root's UID can call a method exposed 8765 * via Binder. 8766 * 8767 * @param message used as message if SecurityException is thrown 8768 * @throws SecurityException if the caller is not system or root 8769 */ 8770 private static final void enforceSystemOrRoot(String message) { 8771 final int uid = Binder.getCallingUid(); 8772 if (uid != Process.SYSTEM_UID && uid != Process.ROOT_UID) { 8773 throw new SecurityException(message); 8774 } 8775 } 8776 8777 @Override 8778 public void performFstrimIfNeeded() { 8779 enforceSystemOrRoot("Only the system can request fstrim"); 8780 8781 // Before everything else, see whether we need to fstrim. 8782 try { 8783 IStorageManager sm = PackageHelper.getStorageManager(); 8784 if (sm != null) { 8785 boolean doTrim = false; 8786 final long interval = android.provider.Settings.Global.getLong( 8787 mContext.getContentResolver(), 8788 android.provider.Settings.Global.FSTRIM_MANDATORY_INTERVAL, 8789 DEFAULT_MANDATORY_FSTRIM_INTERVAL); 8790 if (interval > 0) { 8791 final long timeSinceLast = System.currentTimeMillis() - sm.lastMaintenance(); 8792 if (timeSinceLast > interval) { 8793 doTrim = true; 8794 Slog.w(TAG, "No disk maintenance in " + timeSinceLast 8795 + "; running immediately"); 8796 } 8797 } 8798 if (doTrim) { 8799 final boolean dexOptDialogShown; 8800 synchronized (mPackages) { 8801 dexOptDialogShown = mDexOptDialogShown; 8802 } 8803 if (!isFirstBoot() && dexOptDialogShown) { 8804 try { 8805 ActivityManager.getService().showBootMessage( 8806 mContext.getResources().getString( 8807 R.string.android_upgrading_fstrim), true); 8808 } catch (RemoteException e) { 8809 } 8810 } 8811 sm.runMaintenance(); 8812 } 8813 } else { 8814 Slog.e(TAG, "storageManager service unavailable!"); 8815 } 8816 } catch (RemoteException e) { 8817 // Can't happen; StorageManagerService is local 8818 } 8819 } 8820 8821 @Override 8822 public void updatePackagesIfNeeded() { 8823 enforceSystemOrRoot("Only the system can request package update"); 8824 8825 // We need to re-extract after an OTA. 8826 boolean causeUpgrade = isUpgrade(); 8827 8828 // First boot or factory reset. 8829 // Note: we also handle devices that are upgrading to N right now as if it is their 8830 // first boot, as they do not have profile data. 8831 boolean causeFirstBoot = isFirstBoot() || mIsPreNUpgrade; 8832 8833 // We need to re-extract after a pruned cache, as AoT-ed files will be out of date. 8834 boolean causePrunedCache = VMRuntime.didPruneDalvikCache(); 8835 8836 if (!causeUpgrade && !causeFirstBoot && !causePrunedCache) { 8837 return; 8838 } 8839 8840 List<PackageParser.Package> pkgs; 8841 synchronized (mPackages) { 8842 pkgs = PackageManagerServiceUtils.getPackagesForDexopt(mPackages.values(), this); 8843 } 8844 8845 final long startTime = System.nanoTime(); 8846 final int[] stats = performDexOptUpgrade(pkgs, mIsPreNUpgrade /* showDialog */, 8847 causeFirstBoot ? REASON_FIRST_BOOT : REASON_BOOT, 8848 false /* bootComplete */); 8849 8850 final int elapsedTimeSeconds = 8851 (int) TimeUnit.NANOSECONDS.toSeconds(System.nanoTime() - startTime); 8852 8853 MetricsLogger.histogram(mContext, "opt_dialog_num_dexopted", stats[0]); 8854 MetricsLogger.histogram(mContext, "opt_dialog_num_skipped", stats[1]); 8855 MetricsLogger.histogram(mContext, "opt_dialog_num_failed", stats[2]); 8856 MetricsLogger.histogram(mContext, "opt_dialog_num_total", getOptimizablePackages().size()); 8857 MetricsLogger.histogram(mContext, "opt_dialog_time_s", elapsedTimeSeconds); 8858 } 8859 8860 /* 8861 * Return the prebuilt profile path given a package base code path. 8862 */ 8863 private static String getPrebuildProfilePath(PackageParser.Package pkg) { 8864 return pkg.baseCodePath + ".prof"; 8865 } 8866 8867 /** 8868 * Performs dexopt on the set of packages in {@code packages} and returns an int array 8869 * containing statistics about the invocation. The array consists of three elements, 8870 * which are (in order) {@code numberOfPackagesOptimized}, {@code numberOfPackagesSkipped} 8871 * and {@code numberOfPackagesFailed}. 8872 */ 8873 private int[] performDexOptUpgrade(List<PackageParser.Package> pkgs, boolean showDialog, 8874 final int compilationReason, boolean bootComplete) { 8875 8876 int numberOfPackagesVisited = 0; 8877 int numberOfPackagesOptimized = 0; 8878 int numberOfPackagesSkipped = 0; 8879 int numberOfPackagesFailed = 0; 8880 final int numberOfPackagesToDexopt = pkgs.size(); 8881 8882 for (PackageParser.Package pkg : pkgs) { 8883 numberOfPackagesVisited++; 8884 8885 boolean useProfileForDexopt = false; 8886 8887 if ((isFirstBoot() || isUpgrade()) && isSystemApp(pkg)) { 8888 // Copy over initial preopt profiles since we won't get any JIT samples for methods 8889 // that are already compiled. 8890 File profileFile = new File(getPrebuildProfilePath(pkg)); 8891 // Copy profile if it exists. 8892 if (profileFile.exists()) { 8893 try { 8894 // We could also do this lazily before calling dexopt in 8895 // PackageDexOptimizer to prevent this happening on first boot. The issue 8896 // is that we don't have a good way to say "do this only once". 8897 if (!mInstaller.copySystemProfile(profileFile.getAbsolutePath(), 8898 pkg.applicationInfo.uid, pkg.packageName, 8899 ArtManager.getProfileName(null))) { 8900 Log.e(TAG, "Installer failed to copy system profile!"); 8901 } else { 8902 // Disabled as this causes speed-profile compilation during first boot 8903 // even if things are already compiled. 8904 // useProfileForDexopt = true; 8905 } 8906 } catch (Exception e) { 8907 Log.e(TAG, "Failed to copy profile " + profileFile.getAbsolutePath() + " ", 8908 e); 8909 } 8910 } else { 8911 PackageSetting disabledPs = mSettings.getDisabledSystemPkgLPr(pkg.packageName); 8912 // Handle compressed APKs in this path. Only do this for stubs with profiles to 8913 // minimize the number off apps being speed-profile compiled during first boot. 8914 // The other paths will not change the filter. 8915 if (disabledPs != null && disabledPs.pkg.isStub) { 8916 // The package is the stub one, remove the stub suffix to get the normal 8917 // package and APK names. 8918 String systemProfilePath = 8919 getPrebuildProfilePath(disabledPs.pkg).replace(STUB_SUFFIX, ""); 8920 profileFile = new File(systemProfilePath); 8921 // If we have a profile for a compressed APK, copy it to the reference 8922 // location. 8923 // Note that copying the profile here will cause it to override the 8924 // reference profile every OTA even though the existing reference profile 8925 // may have more data. We can't copy during decompression since the 8926 // directories are not set up at that point. 8927 if (profileFile.exists()) { 8928 try { 8929 // We could also do this lazily before calling dexopt in 8930 // PackageDexOptimizer to prevent this happening on first boot. The 8931 // issue is that we don't have a good way to say "do this only 8932 // once". 8933 if (!mInstaller.copySystemProfile(profileFile.getAbsolutePath(), 8934 pkg.applicationInfo.uid, pkg.packageName, 8935 ArtManager.getProfileName(null))) { 8936 Log.e(TAG, "Failed to copy system profile for stub package!"); 8937 } else { 8938 useProfileForDexopt = true; 8939 } 8940 } catch (Exception e) { 8941 Log.e(TAG, "Failed to copy profile " + 8942 profileFile.getAbsolutePath() + " ", e); 8943 } 8944 } 8945 } 8946 } 8947 } 8948 8949 if (!PackageDexOptimizer.canOptimizePackage(pkg)) { 8950 if (DEBUG_DEXOPT) { 8951 Log.i(TAG, "Skipping update of of non-optimizable app " + pkg.packageName); 8952 } 8953 numberOfPackagesSkipped++; 8954 continue; 8955 } 8956 8957 if (DEBUG_DEXOPT) { 8958 Log.i(TAG, "Updating app " + numberOfPackagesVisited + " of " + 8959 numberOfPackagesToDexopt + ": " + pkg.packageName); 8960 } 8961 8962 if (showDialog) { 8963 try { 8964 ActivityManager.getService().showBootMessage( 8965 mContext.getResources().getString(R.string.android_upgrading_apk, 8966 numberOfPackagesVisited, numberOfPackagesToDexopt), true); 8967 } catch (RemoteException e) { 8968 } 8969 synchronized (mPackages) { 8970 mDexOptDialogShown = true; 8971 } 8972 } 8973 8974 int pkgCompilationReason = compilationReason; 8975 if (useProfileForDexopt) { 8976 // Use background dexopt mode to try and use the profile. Note that this does not 8977 // guarantee usage of the profile. 8978 pkgCompilationReason = PackageManagerService.REASON_BACKGROUND_DEXOPT; 8979 } 8980 8981 // checkProfiles is false to avoid merging profiles during boot which 8982 // might interfere with background compilation (b/28612421). 8983 // Unfortunately this will also means that "pm.dexopt.boot=speed-profile" will 8984 // behave differently than "pm.dexopt.bg-dexopt=speed-profile" but that's a 8985 // trade-off worth doing to save boot time work. 8986 int dexoptFlags = bootComplete ? DexoptOptions.DEXOPT_BOOT_COMPLETE : 0; 8987 if (compilationReason == REASON_FIRST_BOOT) { 8988 // TODO: This doesn't cover the upgrade case, we should check for this too. 8989 dexoptFlags |= DexoptOptions.DEXOPT_INSTALL_WITH_DEX_METADATA_FILE; 8990 } 8991 int primaryDexOptStaus = performDexOptTraced(new DexoptOptions( 8992 pkg.packageName, 8993 pkgCompilationReason, 8994 dexoptFlags)); 8995 8996 switch (primaryDexOptStaus) { 8997 case PackageDexOptimizer.DEX_OPT_PERFORMED: 8998 numberOfPackagesOptimized++; 8999 break; 9000 case PackageDexOptimizer.DEX_OPT_SKIPPED: 9001 numberOfPackagesSkipped++; 9002 break; 9003 case PackageDexOptimizer.DEX_OPT_FAILED: 9004 numberOfPackagesFailed++; 9005 break; 9006 default: 9007 Log.e(TAG, "Unexpected dexopt return code " + primaryDexOptStaus); 9008 break; 9009 } 9010 } 9011 9012 return new int[] { numberOfPackagesOptimized, numberOfPackagesSkipped, 9013 numberOfPackagesFailed }; 9014 } 9015 9016 @Override 9017 public void notifyPackageUse(String packageName, int reason) { 9018 synchronized (mPackages) { 9019 final int callingUid = Binder.getCallingUid(); 9020 final int callingUserId = UserHandle.getUserId(callingUid); 9021 if (getInstantAppPackageName(callingUid) != null) { 9022 if (!isCallerSameApp(packageName, callingUid)) { 9023 return; 9024 } 9025 } else { 9026 if (isInstantApp(packageName, callingUserId)) { 9027 return; 9028 } 9029 } 9030 notifyPackageUseLocked(packageName, reason); 9031 } 9032 } 9033 9034 @GuardedBy("mPackages") 9035 private void notifyPackageUseLocked(String packageName, int reason) { 9036 final PackageParser.Package p = mPackages.get(packageName); 9037 if (p == null) { 9038 return; 9039 } 9040 p.mLastPackageUsageTimeInMills[reason] = System.currentTimeMillis(); 9041 } 9042 9043 @Override 9044 public void notifyDexLoad(String loadingPackageName, List<String> classLoaderNames, 9045 List<String> classPaths, String loaderIsa) { 9046 int userId = UserHandle.getCallingUserId(); 9047 ApplicationInfo ai = getApplicationInfo(loadingPackageName, /*flags*/ 0, userId); 9048 if (ai == null) { 9049 Slog.w(TAG, "Loading a package that does not exist for the calling user. package=" 9050 + loadingPackageName + ", user=" + userId); 9051 return; 9052 } 9053 mDexManager.notifyDexLoad(ai, classLoaderNames, classPaths, loaderIsa, userId); 9054 } 9055 9056 @Override 9057 public void registerDexModule(String packageName, String dexModulePath, boolean isSharedModule, 9058 IDexModuleRegisterCallback callback) { 9059 int userId = UserHandle.getCallingUserId(); 9060 ApplicationInfo ai = getApplicationInfo(packageName, /*flags*/ 0, userId); 9061 DexManager.RegisterDexModuleResult result; 9062 if (ai == null) { 9063 Slog.w(TAG, "Registering a dex module for a package that does not exist for the" + 9064 " calling user. package=" + packageName + ", user=" + userId); 9065 result = new DexManager.RegisterDexModuleResult(false, "Package not installed"); 9066 } else { 9067 result = mDexManager.registerDexModule(ai, dexModulePath, isSharedModule, userId); 9068 } 9069 9070 if (callback != null) { 9071 mHandler.post(() -> { 9072 try { 9073 callback.onDexModuleRegistered(dexModulePath, result.success, result.message); 9074 } catch (RemoteException e) { 9075 Slog.w(TAG, "Failed to callback after module registration " + dexModulePath, e); 9076 } 9077 }); 9078 } 9079 } 9080 9081 /** 9082 * Ask the package manager to perform a dex-opt with the given compiler filter. 9083 * 9084 * Note: exposed only for the shell command to allow moving packages explicitly to a 9085 * definite state. 9086 */ 9087 @Override 9088 public boolean performDexOptMode(String packageName, 9089 boolean checkProfiles, String targetCompilerFilter, boolean force, 9090 boolean bootComplete, String splitName) { 9091 int flags = (checkProfiles ? DexoptOptions.DEXOPT_CHECK_FOR_PROFILES_UPDATES : 0) | 9092 (force ? DexoptOptions.DEXOPT_FORCE : 0) | 9093 (bootComplete ? DexoptOptions.DEXOPT_BOOT_COMPLETE : 0); 9094 return performDexOpt(new DexoptOptions(packageName, REASON_UNKNOWN, 9095 targetCompilerFilter, splitName, flags)); 9096 } 9097 9098 /** 9099 * Ask the package manager to perform a dex-opt with the given compiler filter on the 9100 * secondary dex files belonging to the given package. 9101 * 9102 * Note: exposed only for the shell command to allow moving packages explicitly to a 9103 * definite state. 9104 */ 9105 @Override 9106 public boolean performDexOptSecondary(String packageName, String compilerFilter, 9107 boolean force) { 9108 int flags = DexoptOptions.DEXOPT_ONLY_SECONDARY_DEX | 9109 DexoptOptions.DEXOPT_CHECK_FOR_PROFILES_UPDATES | 9110 DexoptOptions.DEXOPT_BOOT_COMPLETE | 9111 (force ? DexoptOptions.DEXOPT_FORCE : 0); 9112 return performDexOpt(new DexoptOptions(packageName, compilerFilter, flags)); 9113 } 9114 9115 /*package*/ boolean performDexOpt(DexoptOptions options) { 9116 if (getInstantAppPackageName(Binder.getCallingUid()) != null) { 9117 return false; 9118 } else if (isInstantApp(options.getPackageName(), UserHandle.getCallingUserId())) { 9119 return false; 9120 } 9121 9122 if (options.isDexoptOnlySecondaryDex()) { 9123 return mDexManager.dexoptSecondaryDex(options); 9124 } else { 9125 int dexoptStatus = performDexOptWithStatus(options); 9126 return dexoptStatus != PackageDexOptimizer.DEX_OPT_FAILED; 9127 } 9128 } 9129 9130 /** 9131 * Perform dexopt on the given package and return one of following result: 9132 * {@link PackageDexOptimizer#DEX_OPT_SKIPPED} 9133 * {@link PackageDexOptimizer#DEX_OPT_PERFORMED} 9134 * {@link PackageDexOptimizer#DEX_OPT_FAILED} 9135 */ 9136 /* package */ int performDexOptWithStatus(DexoptOptions options) { 9137 return performDexOptTraced(options); 9138 } 9139 9140 private int performDexOptTraced(DexoptOptions options) { 9141 Trace.traceBegin(TRACE_TAG_PACKAGE_MANAGER, "dexopt"); 9142 try { 9143 return performDexOptInternal(options); 9144 } finally { 9145 Trace.traceEnd(TRACE_TAG_PACKAGE_MANAGER); 9146 } 9147 } 9148 9149 // Run dexopt on a given package. Returns true if dexopt did not fail, i.e. 9150 // if the package can now be considered up to date for the given filter. 9151 private int performDexOptInternal(DexoptOptions options) { 9152 PackageParser.Package p; 9153 synchronized (mPackages) { 9154 p = mPackages.get(options.getPackageName()); 9155 if (p == null) { 9156 // Package could not be found. Report failure. 9157 return PackageDexOptimizer.DEX_OPT_FAILED; 9158 } 9159 mPackageUsage.maybeWriteAsync(mPackages); 9160 mCompilerStats.maybeWriteAsync(); 9161 } 9162 long callingId = Binder.clearCallingIdentity(); 9163 try { 9164 synchronized (mInstallLock) { 9165 return performDexOptInternalWithDependenciesLI(p, options); 9166 } 9167 } finally { 9168 Binder.restoreCallingIdentity(callingId); 9169 } 9170 } 9171 9172 public ArraySet<String> getOptimizablePackages() { 9173 ArraySet<String> pkgs = new ArraySet<String>(); 9174 synchronized (mPackages) { 9175 for (PackageParser.Package p : mPackages.values()) { 9176 if (PackageDexOptimizer.canOptimizePackage(p)) { 9177 pkgs.add(p.packageName); 9178 } 9179 } 9180 } 9181 return pkgs; 9182 } 9183 9184 private int performDexOptInternalWithDependenciesLI(PackageParser.Package p, 9185 DexoptOptions options) { 9186 // Select the dex optimizer based on the force parameter. 9187 // Note: The force option is rarely used (cmdline input for testing, mostly), so it's OK to 9188 // allocate an object here. 9189 PackageDexOptimizer pdo = options.isForce() 9190 ? new PackageDexOptimizer.ForcedUpdatePackageDexOptimizer(mPackageDexOptimizer) 9191 : mPackageDexOptimizer; 9192 9193 // Dexopt all dependencies first. Note: we ignore the return value and march on 9194 // on errors. 9195 // Note that we are going to call performDexOpt on those libraries as many times as 9196 // they are referenced in packages. When we do a batch of performDexOpt (for example 9197 // at boot, or background job), the passed 'targetCompilerFilter' stays the same, 9198 // and the first package that uses the library will dexopt it. The 9199 // others will see that the compiled code for the library is up to date. 9200 Collection<PackageParser.Package> deps = findSharedNonSystemLibraries(p); 9201 final String[] instructionSets = getAppDexInstructionSets(p.applicationInfo); 9202 if (!deps.isEmpty()) { 9203 DexoptOptions libraryOptions = new DexoptOptions(options.getPackageName(), 9204 options.getCompilationReason(), options.getCompilerFilter(), 9205 options.getSplitName(), 9206 options.getFlags() | DexoptOptions.DEXOPT_AS_SHARED_LIBRARY); 9207 for (PackageParser.Package depPackage : deps) { 9208 // TODO: Analyze and investigate if we (should) profile libraries. 9209 pdo.performDexOpt(depPackage, null /* sharedLibraries */, instructionSets, 9210 getOrCreateCompilerPackageStats(depPackage), 9211 mDexManager.getPackageUseInfoOrDefault(depPackage.packageName), libraryOptions); 9212 } 9213 } 9214 return pdo.performDexOpt(p, p.usesLibraryFiles, instructionSets, 9215 getOrCreateCompilerPackageStats(p), 9216 mDexManager.getPackageUseInfoOrDefault(p.packageName), options); 9217 } 9218 9219 /** 9220 * Reconcile the information we have about the secondary dex files belonging to 9221 * {@code packagName} and the actual dex files. For all dex files that were 9222 * deleted, update the internal records and delete the generated oat files. 9223 */ 9224 @Override 9225 public void reconcileSecondaryDexFiles(String packageName) { 9226 if (getInstantAppPackageName(Binder.getCallingUid()) != null) { 9227 return; 9228 } else if (isInstantApp(packageName, UserHandle.getCallingUserId())) { 9229 return; 9230 } 9231 mDexManager.reconcileSecondaryDexFiles(packageName); 9232 } 9233 9234 // TODO(calin): this is only needed for BackgroundDexOptService. Find a cleaner way to inject 9235 // a reference there. 9236 /*package*/ DexManager getDexManager() { 9237 return mDexManager; 9238 } 9239 9240 /** 9241 * Execute the background dexopt job immediately. 9242 */ 9243 @Override 9244 public boolean runBackgroundDexoptJob(@Nullable List<String> packageNames) { 9245 if (getInstantAppPackageName(Binder.getCallingUid()) != null) { 9246 return false; 9247 } 9248 return BackgroundDexOptService.runIdleOptimizationsNow(this, mContext, packageNames); 9249 } 9250 9251 List<PackageParser.Package> findSharedNonSystemLibraries(PackageParser.Package p) { 9252 if (p.usesLibraries != null || p.usesOptionalLibraries != null 9253 || p.usesStaticLibraries != null) { 9254 ArrayList<PackageParser.Package> retValue = new ArrayList<>(); 9255 Set<String> collectedNames = new HashSet<>(); 9256 findSharedNonSystemLibrariesRecursive(p, retValue, collectedNames); 9257 9258 retValue.remove(p); 9259 9260 return retValue; 9261 } else { 9262 return Collections.emptyList(); 9263 } 9264 } 9265 9266 private void findSharedNonSystemLibrariesRecursive(PackageParser.Package p, 9267 ArrayList<PackageParser.Package> collected, Set<String> collectedNames) { 9268 if (!collectedNames.contains(p.packageName)) { 9269 collectedNames.add(p.packageName); 9270 collected.add(p); 9271 9272 if (p.usesLibraries != null) { 9273 findSharedNonSystemLibrariesRecursive(p.usesLibraries, 9274 null, collected, collectedNames); 9275 } 9276 if (p.usesOptionalLibraries != null) { 9277 findSharedNonSystemLibrariesRecursive(p.usesOptionalLibraries, 9278 null, collected, collectedNames); 9279 } 9280 if (p.usesStaticLibraries != null) { 9281 findSharedNonSystemLibrariesRecursive(p.usesStaticLibraries, 9282 p.usesStaticLibrariesVersions, collected, collectedNames); 9283 } 9284 } 9285 } 9286 9287 private void findSharedNonSystemLibrariesRecursive(ArrayList<String> libs, long[] versions, 9288 ArrayList<PackageParser.Package> collected, Set<String> collectedNames) { 9289 final int libNameCount = libs.size(); 9290 for (int i = 0; i < libNameCount; i++) { 9291 String libName = libs.get(i); 9292 long version = (versions != null && versions.length == libNameCount) 9293 ? versions[i] : PackageManager.VERSION_CODE_HIGHEST; 9294 PackageParser.Package libPkg = findSharedNonSystemLibrary(libName, version); 9295 if (libPkg != null) { 9296 findSharedNonSystemLibrariesRecursive(libPkg, collected, collectedNames); 9297 } 9298 } 9299 } 9300 9301 private PackageParser.Package findSharedNonSystemLibrary(String name, long version) { 9302 synchronized (mPackages) { 9303 SharedLibraryEntry libEntry = getSharedLibraryEntryLPr(name, version); 9304 if (libEntry != null) { 9305 return mPackages.get(libEntry.apk); 9306 } 9307 return null; 9308 } 9309 } 9310 9311 private SharedLibraryEntry getSharedLibraryEntryLPr(String name, long version) { 9312 LongSparseArray<SharedLibraryEntry> versionedLib = mSharedLibraries.get(name); 9313 if (versionedLib == null) { 9314 return null; 9315 } 9316 return versionedLib.get(version); 9317 } 9318 9319 private SharedLibraryEntry getLatestSharedLibraVersionLPr(PackageParser.Package pkg) { 9320 LongSparseArray<SharedLibraryEntry> versionedLib = mSharedLibraries.get( 9321 pkg.staticSharedLibName); 9322 if (versionedLib == null) { 9323 return null; 9324 } 9325 long previousLibVersion = -1; 9326 final int versionCount = versionedLib.size(); 9327 for (int i = 0; i < versionCount; i++) { 9328 final long libVersion = versionedLib.keyAt(i); 9329 if (libVersion < pkg.staticSharedLibVersion) { 9330 previousLibVersion = Math.max(previousLibVersion, libVersion); 9331 } 9332 } 9333 if (previousLibVersion >= 0) { 9334 return versionedLib.get(previousLibVersion); 9335 } 9336 return null; 9337 } 9338 9339 public void shutdown() { 9340 mPackageUsage.writeNow(mPackages); 9341 mCompilerStats.writeNow(); 9342 mDexManager.writePackageDexUsageNow(); 9343 } 9344 9345 @Override 9346 public void dumpProfiles(String packageName) { 9347 PackageParser.Package pkg; 9348 synchronized (mPackages) { 9349 pkg = mPackages.get(packageName); 9350 if (pkg == null) { 9351 throw new IllegalArgumentException("Unknown package: " + packageName); 9352 } 9353 } 9354 /* Only the shell, root, or the app user should be able to dump profiles. */ 9355 int callingUid = Binder.getCallingUid(); 9356 if (callingUid != Process.SHELL_UID && 9357 callingUid != Process.ROOT_UID && 9358 callingUid != pkg.applicationInfo.uid) { 9359 throw new SecurityException("dumpProfiles"); 9360 } 9361 9362 synchronized (mInstallLock) { 9363 Trace.traceBegin(TRACE_TAG_PACKAGE_MANAGER, "dump profiles"); 9364 mArtManagerService.dumpProfiles(pkg); 9365 Trace.traceEnd(TRACE_TAG_PACKAGE_MANAGER); 9366 } 9367 } 9368 9369 @Override 9370 public void forceDexOpt(String packageName) { 9371 enforceSystemOrRoot("forceDexOpt"); 9372 9373 PackageParser.Package pkg; 9374 synchronized (mPackages) { 9375 pkg = mPackages.get(packageName); 9376 if (pkg == null) { 9377 throw new IllegalArgumentException("Unknown package: " + packageName); 9378 } 9379 } 9380 9381 synchronized (mInstallLock) { 9382 Trace.traceBegin(TRACE_TAG_PACKAGE_MANAGER, "dexopt"); 9383 9384 // Whoever is calling forceDexOpt wants a compiled package. 9385 // Don't use profiles since that may cause compilation to be skipped. 9386 final int res = performDexOptInternalWithDependenciesLI( 9387 pkg, 9388 new DexoptOptions(packageName, 9389 getDefaultCompilerFilter(), 9390 DexoptOptions.DEXOPT_FORCE | DexoptOptions.DEXOPT_BOOT_COMPLETE)); 9391 9392 Trace.traceEnd(TRACE_TAG_PACKAGE_MANAGER); 9393 if (res != PackageDexOptimizer.DEX_OPT_PERFORMED) { 9394 throw new IllegalStateException("Failed to dexopt: " + res); 9395 } 9396 } 9397 } 9398 9399 private boolean verifyPackageUpdateLPr(PackageSetting oldPkg, PackageParser.Package newPkg) { 9400 if ((oldPkg.pkgFlags&ApplicationInfo.FLAG_SYSTEM) == 0) { 9401 Slog.w(TAG, "Unable to update from " + oldPkg.name 9402 + " to " + newPkg.packageName 9403 + ": old package not in system partition"); 9404 return false; 9405 } else if (mPackages.get(oldPkg.name) != null) { 9406 Slog.w(TAG, "Unable to update from " + oldPkg.name 9407 + " to " + newPkg.packageName 9408 + ": old package still exists"); 9409 return false; 9410 } 9411 return true; 9412 } 9413 9414 void removeCodePathLI(File codePath) { 9415 if (codePath.isDirectory()) { 9416 try { 9417 mInstaller.rmPackageDir(codePath.getAbsolutePath()); 9418 } catch (InstallerException e) { 9419 Slog.w(TAG, "Failed to remove code path", e); 9420 } 9421 } else { 9422 codePath.delete(); 9423 } 9424 } 9425 9426 private int[] resolveUserIds(int userId) { 9427 return (userId == UserHandle.USER_ALL) ? sUserManager.getUserIds() : new int[] { userId }; 9428 } 9429 9430 private void clearAppDataLIF(PackageParser.Package pkg, int userId, int flags) { 9431 if (pkg == null) { 9432 Slog.wtf(TAG, "Package was null!", new Throwable()); 9433 return; 9434 } 9435 clearAppDataLeafLIF(pkg, userId, flags); 9436 final int childCount = (pkg.childPackages != null) ? pkg.childPackages.size() : 0; 9437 for (int i = 0; i < childCount; i++) { 9438 clearAppDataLeafLIF(pkg.childPackages.get(i), userId, flags); 9439 } 9440 9441 clearAppProfilesLIF(pkg, UserHandle.USER_ALL); 9442 } 9443 9444 private void clearAppDataLeafLIF(PackageParser.Package pkg, int userId, int flags) { 9445 final PackageSetting ps; 9446 synchronized (mPackages) { 9447 ps = mSettings.mPackages.get(pkg.packageName); 9448 } 9449 for (int realUserId : resolveUserIds(userId)) { 9450 final long ceDataInode = (ps != null) ? ps.getCeDataInode(realUserId) : 0; 9451 try { 9452 mInstaller.clearAppData(pkg.volumeUuid, pkg.packageName, realUserId, flags, 9453 ceDataInode); 9454 } catch (InstallerException e) { 9455 Slog.w(TAG, String.valueOf(e)); 9456 } 9457 } 9458 } 9459 9460 private void destroyAppDataLIF(PackageParser.Package pkg, int userId, int flags) { 9461 if (pkg == null) { 9462 Slog.wtf(TAG, "Package was null!", new Throwable()); 9463 return; 9464 } 9465 destroyAppDataLeafLIF(pkg, userId, flags); 9466 final int childCount = (pkg.childPackages != null) ? pkg.childPackages.size() : 0; 9467 for (int i = 0; i < childCount; i++) { 9468 destroyAppDataLeafLIF(pkg.childPackages.get(i), userId, flags); 9469 } 9470 } 9471 9472 private void destroyAppDataLeafLIF(PackageParser.Package pkg, int userId, int flags) { 9473 final PackageSetting ps; 9474 synchronized (mPackages) { 9475 ps = mSettings.mPackages.get(pkg.packageName); 9476 } 9477 for (int realUserId : resolveUserIds(userId)) { 9478 final long ceDataInode = (ps != null) ? ps.getCeDataInode(realUserId) : 0; 9479 try { 9480 mInstaller.destroyAppData(pkg.volumeUuid, pkg.packageName, realUserId, flags, 9481 ceDataInode); 9482 } catch (InstallerException e) { 9483 Slog.w(TAG, String.valueOf(e)); 9484 } 9485 mDexManager.notifyPackageDataDestroyed(pkg.packageName, userId); 9486 } 9487 } 9488 9489 private void destroyAppProfilesLIF(PackageParser.Package pkg, int userId) { 9490 if (pkg == null) { 9491 Slog.wtf(TAG, "Package was null!", new Throwable()); 9492 return; 9493 } 9494 destroyAppProfilesLeafLIF(pkg); 9495 final int childCount = (pkg.childPackages != null) ? pkg.childPackages.size() : 0; 9496 for (int i = 0; i < childCount; i++) { 9497 destroyAppProfilesLeafLIF(pkg.childPackages.get(i)); 9498 } 9499 } 9500 9501 private void destroyAppProfilesLeafLIF(PackageParser.Package pkg) { 9502 try { 9503 mInstaller.destroyAppProfiles(pkg.packageName); 9504 } catch (InstallerException e) { 9505 Slog.w(TAG, String.valueOf(e)); 9506 } 9507 } 9508 9509 private void clearAppProfilesLIF(PackageParser.Package pkg, int userId) { 9510 if (pkg == null) { 9511 Slog.wtf(TAG, "Package was null!", new Throwable()); 9512 return; 9513 } 9514 mArtManagerService.clearAppProfiles(pkg); 9515 final int childCount = (pkg.childPackages != null) ? pkg.childPackages.size() : 0; 9516 for (int i = 0; i < childCount; i++) { 9517 mArtManagerService.clearAppProfiles(pkg.childPackages.get(i)); 9518 } 9519 } 9520 9521 private void setInstallAndUpdateTime(PackageParser.Package pkg, long firstInstallTime, 9522 long lastUpdateTime) { 9523 // Set parent install/update time 9524 PackageSetting ps = (PackageSetting) pkg.mExtras; 9525 if (ps != null) { 9526 ps.firstInstallTime = firstInstallTime; 9527 ps.lastUpdateTime = lastUpdateTime; 9528 } 9529 // Set children install/update time 9530 final int childCount = (pkg.childPackages != null) ? pkg.childPackages.size() : 0; 9531 for (int i = 0; i < childCount; i++) { 9532 PackageParser.Package childPkg = pkg.childPackages.get(i); 9533 ps = (PackageSetting) childPkg.mExtras; 9534 if (ps != null) { 9535 ps.firstInstallTime = firstInstallTime; 9536 ps.lastUpdateTime = lastUpdateTime; 9537 } 9538 } 9539 } 9540 9541 private void addSharedLibraryLPr(Set<String> usesLibraryFiles, 9542 SharedLibraryEntry file, 9543 PackageParser.Package changingLib) { 9544 if (file.path != null) { 9545 usesLibraryFiles.add(file.path); 9546 return; 9547 } 9548 PackageParser.Package p = mPackages.get(file.apk); 9549 if (changingLib != null && changingLib.packageName.equals(file.apk)) { 9550 // If we are doing this while in the middle of updating a library apk, 9551 // then we need to make sure to use that new apk for determining the 9552 // dependencies here. (We haven't yet finished committing the new apk 9553 // to the package manager state.) 9554 if (p == null || p.packageName.equals(changingLib.packageName)) { 9555 p = changingLib; 9556 } 9557 } 9558 if (p != null) { 9559 usesLibraryFiles.addAll(p.getAllCodePaths()); 9560 if (p.usesLibraryFiles != null) { 9561 Collections.addAll(usesLibraryFiles, p.usesLibraryFiles); 9562 } 9563 } 9564 } 9565 9566 private void updateSharedLibrariesLPr(PackageParser.Package pkg, 9567 PackageParser.Package changingLib) throws PackageManagerException { 9568 if (pkg == null) { 9569 return; 9570 } 9571 // The collection used here must maintain the order of addition (so 9572 // that libraries are searched in the correct order) and must have no 9573 // duplicates. 9574 Set<String> usesLibraryFiles = null; 9575 if (pkg.usesLibraries != null) { 9576 usesLibraryFiles = addSharedLibrariesLPw(pkg.usesLibraries, 9577 null, null, pkg.packageName, changingLib, true, 9578 pkg.applicationInfo.targetSdkVersion, null); 9579 } 9580 if (pkg.usesStaticLibraries != null) { 9581 usesLibraryFiles = addSharedLibrariesLPw(pkg.usesStaticLibraries, 9582 pkg.usesStaticLibrariesVersions, pkg.usesStaticLibrariesCertDigests, 9583 pkg.packageName, changingLib, true, 9584 pkg.applicationInfo.targetSdkVersion, usesLibraryFiles); 9585 } 9586 if (pkg.usesOptionalLibraries != null) { 9587 usesLibraryFiles = addSharedLibrariesLPw(pkg.usesOptionalLibraries, 9588 null, null, pkg.packageName, changingLib, false, 9589 pkg.applicationInfo.targetSdkVersion, usesLibraryFiles); 9590 } 9591 if (!ArrayUtils.isEmpty(usesLibraryFiles)) { 9592 pkg.usesLibraryFiles = usesLibraryFiles.toArray(new String[usesLibraryFiles.size()]); 9593 } else { 9594 pkg.usesLibraryFiles = null; 9595 } 9596 } 9597 9598 private Set<String> addSharedLibrariesLPw(@NonNull List<String> requestedLibraries, 9599 @Nullable long[] requiredVersions, @Nullable String[][] requiredCertDigests, 9600 @NonNull String packageName, @Nullable PackageParser.Package changingLib, 9601 boolean required, int targetSdk, @Nullable Set<String> outUsedLibraries) 9602 throws PackageManagerException { 9603 final int libCount = requestedLibraries.size(); 9604 for (int i = 0; i < libCount; i++) { 9605 final String libName = requestedLibraries.get(i); 9606 final long libVersion = requiredVersions != null ? requiredVersions[i] 9607 : SharedLibraryInfo.VERSION_UNDEFINED; 9608 final SharedLibraryEntry libEntry = getSharedLibraryEntryLPr(libName, libVersion); 9609 if (libEntry == null) { 9610 if (required) { 9611 throw new PackageManagerException(INSTALL_FAILED_MISSING_SHARED_LIBRARY, 9612 "Package " + packageName + " requires unavailable shared library " 9613 + libName + "; failing!"); 9614 } else if (DEBUG_SHARED_LIBRARIES) { 9615 Slog.i(TAG, "Package " + packageName 9616 + " desires unavailable shared library " 9617 + libName + "; ignoring!"); 9618 } 9619 } else { 9620 if (requiredVersions != null && requiredCertDigests != null) { 9621 if (libEntry.info.getLongVersion() != requiredVersions[i]) { 9622 throw new PackageManagerException(INSTALL_FAILED_MISSING_SHARED_LIBRARY, 9623 "Package " + packageName + " requires unavailable static shared" 9624 + " library " + libName + " version " 9625 + libEntry.info.getLongVersion() + "; failing!"); 9626 } 9627 9628 PackageParser.Package libPkg = mPackages.get(libEntry.apk); 9629 if (libPkg == null) { 9630 throw new PackageManagerException(INSTALL_FAILED_MISSING_SHARED_LIBRARY, 9631 "Package " + packageName + " requires unavailable static shared" 9632 + " library; failing!"); 9633 } 9634 9635 final String[] expectedCertDigests = requiredCertDigests[i]; 9636 9637 9638 if (expectedCertDigests.length > 1) { 9639 9640 // For apps targeting O MR1 we require explicit enumeration of all certs. 9641 final String[] libCertDigests = (targetSdk > Build.VERSION_CODES.O) 9642 ? PackageUtils.computeSignaturesSha256Digests( 9643 libPkg.mSigningDetails.signatures) 9644 : PackageUtils.computeSignaturesSha256Digests( 9645 new Signature[]{libPkg.mSigningDetails.signatures[0]}); 9646 9647 // Take a shortcut if sizes don't match. Note that if an app doesn't 9648 // target O we don't parse the "additional-certificate" tags similarly 9649 // how we only consider all certs only for apps targeting O (see above). 9650 // Therefore, the size check is safe to make. 9651 if (expectedCertDigests.length != libCertDigests.length) { 9652 throw new PackageManagerException(INSTALL_FAILED_MISSING_SHARED_LIBRARY, 9653 "Package " + packageName + " requires differently signed" + 9654 " static shared library; failing!"); 9655 } 9656 9657 // Use a predictable order as signature order may vary 9658 Arrays.sort(libCertDigests); 9659 Arrays.sort(expectedCertDigests); 9660 9661 final int certCount = libCertDigests.length; 9662 for (int j = 0; j < certCount; j++) { 9663 if (!libCertDigests[j].equalsIgnoreCase(expectedCertDigests[j])) { 9664 throw new PackageManagerException( 9665 INSTALL_FAILED_MISSING_SHARED_LIBRARY, 9666 "Package " + packageName + " requires differently signed" + 9667 " static shared library; failing!"); 9668 } 9669 } 9670 } else { 9671 9672 // lib signing cert could have rotated beyond the one expected, check to see 9673 // if the new one has been blessed by the old 9674 if (!libPkg.mSigningDetails.hasSha256Certificate( 9675 ByteStringUtils.fromHexToByteArray(expectedCertDigests[0]))) { 9676 throw new PackageManagerException( 9677 INSTALL_FAILED_MISSING_SHARED_LIBRARY, 9678 "Package " + packageName + " requires differently signed" + 9679 " static shared library; failing!"); 9680 } 9681 } 9682 } 9683 9684 if (outUsedLibraries == null) { 9685 // Use LinkedHashSet to preserve the order of files added to 9686 // usesLibraryFiles while eliminating duplicates. 9687 outUsedLibraries = new LinkedHashSet<>(); 9688 } 9689 addSharedLibraryLPr(outUsedLibraries, libEntry, changingLib); 9690 } 9691 } 9692 return outUsedLibraries; 9693 } 9694 9695 private static boolean hasString(List<String> list, List<String> which) { 9696 if (list == null) { 9697 return false; 9698 } 9699 for (int i=list.size()-1; i>=0; i--) { 9700 for (int j=which.size()-1; j>=0; j--) { 9701 if (which.get(j).equals(list.get(i))) { 9702 return true; 9703 } 9704 } 9705 } 9706 return false; 9707 } 9708 9709 private ArrayList<PackageParser.Package> updateAllSharedLibrariesLPw( 9710 PackageParser.Package changingPkg) { 9711 ArrayList<PackageParser.Package> res = null; 9712 for (PackageParser.Package pkg : mPackages.values()) { 9713 if (changingPkg != null 9714 && !hasString(pkg.usesLibraries, changingPkg.libraryNames) 9715 && !hasString(pkg.usesOptionalLibraries, changingPkg.libraryNames) 9716 && !ArrayUtils.contains(pkg.usesStaticLibraries, 9717 changingPkg.staticSharedLibName)) { 9718 return null; 9719 } 9720 if (res == null) { 9721 res = new ArrayList<>(); 9722 } 9723 res.add(pkg); 9724 try { 9725 updateSharedLibrariesLPr(pkg, changingPkg); 9726 } catch (PackageManagerException e) { 9727 // If a system app update or an app and a required lib missing we 9728 // delete the package and for updated system apps keep the data as 9729 // it is better for the user to reinstall than to be in an limbo 9730 // state. Also libs disappearing under an app should never happen 9731 // - just in case. 9732 if (!pkg.isSystem() || pkg.isUpdatedSystemApp()) { 9733 final int flags = pkg.isUpdatedSystemApp() 9734 ? PackageManager.DELETE_KEEP_DATA : 0; 9735 deletePackageLIF(pkg.packageName, null, true, sUserManager.getUserIds(), 9736 flags , null, true, null); 9737 } 9738 Slog.e(TAG, "updateAllSharedLibrariesLPw failed: " + e.getMessage()); 9739 } 9740 } 9741 return res; 9742 } 9743 9744 private PackageParser.Package scanPackageTracedLI(PackageParser.Package pkg, 9745 final @ParseFlags int parseFlags, @ScanFlags int scanFlags, long currentTime, 9746 @Nullable UserHandle user) throws PackageManagerException { 9747 Trace.traceBegin(TRACE_TAG_PACKAGE_MANAGER, "scanPackage"); 9748 // If the package has children and this is the first dive in the function 9749 // we recursively scan the package with the SCAN_CHECK_ONLY flag set to see 9750 // whether all packages (parent and children) would be successfully scanned 9751 // before the actual scan since scanning mutates internal state and we want 9752 // to atomically install the package and its children. 9753 if ((scanFlags & SCAN_CHECK_ONLY) == 0) { 9754 if (pkg.childPackages != null && pkg.childPackages.size() > 0) { 9755 scanFlags |= SCAN_CHECK_ONLY; 9756 } 9757 } else { 9758 scanFlags &= ~SCAN_CHECK_ONLY; 9759 } 9760 9761 final PackageParser.Package scannedPkg; 9762 try { 9763 // Scan the parent 9764 scannedPkg = scanPackageNewLI(pkg, parseFlags, scanFlags, currentTime, user); 9765 // Scan the children 9766 final int childCount = (pkg.childPackages != null) ? pkg.childPackages.size() : 0; 9767 for (int i = 0; i < childCount; i++) { 9768 PackageParser.Package childPkg = pkg.childPackages.get(i); 9769 scanPackageNewLI(childPkg, parseFlags, 9770 scanFlags, currentTime, user); 9771 } 9772 } finally { 9773 Trace.traceEnd(TRACE_TAG_PACKAGE_MANAGER); 9774 } 9775 9776 if ((scanFlags & SCAN_CHECK_ONLY) != 0) { 9777 return scanPackageTracedLI(pkg, parseFlags, scanFlags, currentTime, user); 9778 } 9779 9780 return scannedPkg; 9781 } 9782 9783 /** The result of a package scan. */ 9784 private static class ScanResult { 9785 /** Whether or not the package scan was successful */ 9786 public final boolean success; 9787 /** 9788 * The final package settings. This may be the same object passed in 9789 * the {@link ScanRequest}, but, with modified values. 9790 */ 9791 @Nullable public final PackageSetting pkgSetting; 9792 /** ABI code paths that have changed in the package scan */ 9793 @Nullable public final List<String> changedAbiCodePath; 9794 public ScanResult( 9795 boolean success, 9796 @Nullable PackageSetting pkgSetting, 9797 @Nullable List<String> changedAbiCodePath) { 9798 this.success = success; 9799 this.pkgSetting = pkgSetting; 9800 this.changedAbiCodePath = changedAbiCodePath; 9801 } 9802 } 9803 9804 /** A package to be scanned */ 9805 private static class ScanRequest { 9806 /** The parsed package */ 9807 @NonNull public final PackageParser.Package pkg; 9808 /** Shared user settings, if the package has a shared user */ 9809 @Nullable public final SharedUserSetting sharedUserSetting; 9810 /** 9811 * Package settings of the currently installed version. 9812 * <p><em>IMPORTANT:</em> The contents of this object may be modified 9813 * during scan. 9814 */ 9815 @Nullable public final PackageSetting pkgSetting; 9816 /** A copy of the settings for the currently installed version */ 9817 @Nullable public final PackageSetting oldPkgSetting; 9818 /** Package settings for the disabled version on the /system partition */ 9819 @Nullable public final PackageSetting disabledPkgSetting; 9820 /** Package settings for the installed version under its original package name */ 9821 @Nullable public final PackageSetting originalPkgSetting; 9822 /** The real package name of a renamed application */ 9823 @Nullable public final String realPkgName; 9824 public final @ParseFlags int parseFlags; 9825 public final @ScanFlags int scanFlags; 9826 /** The user for which the package is being scanned */ 9827 @Nullable public final UserHandle user; 9828 /** Whether or not the platform package is being scanned */ 9829 public final boolean isPlatformPackage; 9830 public ScanRequest( 9831 @NonNull PackageParser.Package pkg, 9832 @Nullable SharedUserSetting sharedUserSetting, 9833 @Nullable PackageSetting pkgSetting, 9834 @Nullable PackageSetting disabledPkgSetting, 9835 @Nullable PackageSetting originalPkgSetting, 9836 @Nullable String realPkgName, 9837 @ParseFlags int parseFlags, 9838 @ScanFlags int scanFlags, 9839 boolean isPlatformPackage, 9840 @Nullable UserHandle user) { 9841 this.pkg = pkg; 9842 this.pkgSetting = pkgSetting; 9843 this.sharedUserSetting = sharedUserSetting; 9844 this.oldPkgSetting = pkgSetting == null ? null : new PackageSetting(pkgSetting); 9845 this.disabledPkgSetting = disabledPkgSetting; 9846 this.originalPkgSetting = originalPkgSetting; 9847 this.realPkgName = realPkgName; 9848 this.parseFlags = parseFlags; 9849 this.scanFlags = scanFlags; 9850 this.isPlatformPackage = isPlatformPackage; 9851 this.user = user; 9852 } 9853 } 9854 9855 /** 9856 * Returns the actual scan flags depending upon the state of the other settings. 9857 * <p>Updated system applications will not have the following flags set 9858 * by default and need to be adjusted after the fact: 9859 * <ul> 9860 * <li>{@link #SCAN_AS_SYSTEM}</li> 9861 * <li>{@link #SCAN_AS_PRIVILEGED}</li> 9862 * <li>{@link #SCAN_AS_OEM}</li> 9863 * <li>{@link #SCAN_AS_VENDOR}</li> 9864 * <li>{@link #SCAN_AS_PRODUCT}</li> 9865 * <li>{@link #SCAN_AS_INSTANT_APP}</li> 9866 * <li>{@link #SCAN_AS_VIRTUAL_PRELOAD}</li> 9867 * </ul> 9868 */ 9869 private @ScanFlags int adjustScanFlags(@ScanFlags int scanFlags, 9870 PackageSetting pkgSetting, PackageSetting disabledPkgSetting, UserHandle user, 9871 PackageParser.Package pkg) { 9872 if (disabledPkgSetting != null) { 9873 // updated system application, must at least have SCAN_AS_SYSTEM 9874 scanFlags |= SCAN_AS_SYSTEM; 9875 if ((disabledPkgSetting.pkgPrivateFlags 9876 & ApplicationInfo.PRIVATE_FLAG_PRIVILEGED) != 0) { 9877 scanFlags |= SCAN_AS_PRIVILEGED; 9878 } 9879 if ((disabledPkgSetting.pkgPrivateFlags 9880 & ApplicationInfo.PRIVATE_FLAG_OEM) != 0) { 9881 scanFlags |= SCAN_AS_OEM; 9882 } 9883 if ((disabledPkgSetting.pkgPrivateFlags 9884 & ApplicationInfo.PRIVATE_FLAG_VENDOR) != 0) { 9885 scanFlags |= SCAN_AS_VENDOR; 9886 } 9887 if ((disabledPkgSetting.pkgPrivateFlags 9888 & ApplicationInfo.PRIVATE_FLAG_PRODUCT) != 0) { 9889 scanFlags |= SCAN_AS_PRODUCT; 9890 } 9891 } 9892 if (pkgSetting != null) { 9893 final int userId = ((user == null) ? 0 : user.getIdentifier()); 9894 if (pkgSetting.getInstantApp(userId)) { 9895 scanFlags |= SCAN_AS_INSTANT_APP; 9896 } 9897 if (pkgSetting.getVirtulalPreload(userId)) { 9898 scanFlags |= SCAN_AS_VIRTUAL_PRELOAD; 9899 } 9900 } 9901 9902 // Scan as privileged apps that share a user with a priv-app. 9903 if (((scanFlags & SCAN_AS_PRIVILEGED) == 0) && !pkg.isPrivileged() 9904 && (pkg.mSharedUserId != null)) { 9905 SharedUserSetting sharedUserSetting = null; 9906 try { 9907 sharedUserSetting = mSettings.getSharedUserLPw(pkg.mSharedUserId, 0, 0, false); 9908 } catch (PackageManagerException ignore) {} 9909 if (sharedUserSetting != null && sharedUserSetting.isPrivileged()) { 9910 // Exempt SharedUsers signed with the platform key. 9911 // TODO(b/72378145) Fix this exemption. Force signature apps 9912 // to whitelist their privileged permissions just like other 9913 // priv-apps. 9914 synchronized (mPackages) { 9915 PackageSetting platformPkgSetting = mSettings.mPackages.get("android"); 9916 if ((compareSignatures(platformPkgSetting.signatures.mSigningDetails.signatures, 9917 pkg.mSigningDetails.signatures) != PackageManager.SIGNATURE_MATCH)) { 9918 scanFlags |= SCAN_AS_PRIVILEGED; 9919 } 9920 } 9921 } 9922 } 9923 9924 return scanFlags; 9925 } 9926 9927 @GuardedBy("mInstallLock") 9928 private PackageParser.Package scanPackageNewLI(@NonNull PackageParser.Package pkg, 9929 final @ParseFlags int parseFlags, @ScanFlags int scanFlags, long currentTime, 9930 @Nullable UserHandle user) throws PackageManagerException { 9931 9932 final String renamedPkgName = mSettings.getRenamedPackageLPr(pkg.mRealPackage); 9933 final String realPkgName = getRealPackageName(pkg, renamedPkgName); 9934 if (realPkgName != null) { 9935 ensurePackageRenamed(pkg, renamedPkgName); 9936 } 9937 final PackageSetting originalPkgSetting = getOriginalPackageLocked(pkg, renamedPkgName); 9938 final PackageSetting pkgSetting = mSettings.getPackageLPr(pkg.packageName); 9939 final PackageSetting disabledPkgSetting = 9940 mSettings.getDisabledSystemPkgLPr(pkg.packageName); 9941 9942 if (mTransferedPackages.contains(pkg.packageName)) { 9943 Slog.w(TAG, "Package " + pkg.packageName 9944 + " was transferred to another, but its .apk remains"); 9945 } 9946 9947 scanFlags = adjustScanFlags(scanFlags, pkgSetting, disabledPkgSetting, user, pkg); 9948 synchronized (mPackages) { 9949 applyPolicy(pkg, parseFlags, scanFlags); 9950 assertPackageIsValid(pkg, parseFlags, scanFlags); 9951 9952 SharedUserSetting sharedUserSetting = null; 9953 if (pkg.mSharedUserId != null) { 9954 // SIDE EFFECTS; may potentially allocate a new shared user 9955 sharedUserSetting = mSettings.getSharedUserLPw( 9956 pkg.mSharedUserId, 0 /*pkgFlags*/, 0 /*pkgPrivateFlags*/, true /*create*/); 9957 if (DEBUG_PACKAGE_SCANNING) { 9958 if ((parseFlags & PackageParser.PARSE_CHATTY) != 0) 9959 Log.d(TAG, "Shared UserID " + pkg.mSharedUserId 9960 + " (uid=" + sharedUserSetting.userId + "):" 9961 + " packages=" + sharedUserSetting.packages); 9962 } 9963 } 9964 9965 boolean scanSucceeded = false; 9966 try { 9967 final ScanRequest request = new ScanRequest(pkg, sharedUserSetting, pkgSetting, 9968 disabledPkgSetting, originalPkgSetting, realPkgName, parseFlags, scanFlags, 9969 (pkg == mPlatformPackage), user); 9970 final ScanResult result = scanPackageOnlyLI(request, mFactoryTest, currentTime); 9971 if (result.success) { 9972 commitScanResultsLocked(request, result); 9973 } 9974 scanSucceeded = true; 9975 } finally { 9976 if (!scanSucceeded && (scanFlags & SCAN_DELETE_DATA_ON_FAILURES) != 0) { 9977 // DELETE_DATA_ON_FAILURES is only used by frozen paths 9978 destroyAppDataLIF(pkg, UserHandle.USER_ALL, 9979 StorageManager.FLAG_STORAGE_DE | StorageManager.FLAG_STORAGE_CE); 9980 destroyAppProfilesLIF(pkg, UserHandle.USER_ALL); 9981 } 9982 } 9983 } 9984 return pkg; 9985 } 9986 9987 /** 9988 * Commits the package scan and modifies system state. 9989 * <p><em>WARNING:</em> The method may throw an excpetion in the middle 9990 * of committing the package, leaving the system in an inconsistent state. 9991 * This needs to be fixed so, once we get to this point, no errors are 9992 * possible and the system is not left in an inconsistent state. 9993 */ 9994 @GuardedBy("mPackages") 9995 private void commitScanResultsLocked(@NonNull ScanRequest request, @NonNull ScanResult result) 9996 throws PackageManagerException { 9997 final PackageParser.Package pkg = request.pkg; 9998 final @ParseFlags int parseFlags = request.parseFlags; 9999 final @ScanFlags int scanFlags = request.scanFlags; 10000 final PackageSetting oldPkgSetting = request.oldPkgSetting; 10001 final PackageSetting originalPkgSetting = request.originalPkgSetting; 10002 final PackageSetting disabledPkgSetting = request.disabledPkgSetting; 10003 final UserHandle user = request.user; 10004 final String realPkgName = request.realPkgName; 10005 final PackageSetting pkgSetting = result.pkgSetting; 10006 final List<String> changedAbiCodePath = result.changedAbiCodePath; 10007 final boolean newPkgSettingCreated = (result.pkgSetting != request.pkgSetting); 10008 10009 if (newPkgSettingCreated) { 10010 if (originalPkgSetting != null) { 10011 mSettings.addRenamedPackageLPw(pkg.packageName, originalPkgSetting.name); 10012 } 10013 // THROWS: when we can't allocate a user id. add call to check if there's 10014 // enough space to ensure we won't throw; otherwise, don't modify state 10015 mSettings.addUserToSettingLPw(pkgSetting); 10016 10017 if (originalPkgSetting != null && (scanFlags & SCAN_CHECK_ONLY) == 0) { 10018 mTransferedPackages.add(originalPkgSetting.name); 10019 } 10020 } 10021 // TODO(toddke): Consider a method specifically for modifying the Package object 10022 // post scan; or, moving this stuff out of the Package object since it has nothing 10023 // to do with the package on disk. 10024 // We need to have this here because addUserToSettingLPw() is sometimes responsible 10025 // for creating the application ID. If we did this earlier, we would be saving the 10026 // correct ID. 10027 pkg.applicationInfo.uid = pkgSetting.appId; 10028 10029 mSettings.writeUserRestrictionsLPw(pkgSetting, oldPkgSetting); 10030 10031 if ((scanFlags & SCAN_CHECK_ONLY) == 0 && realPkgName != null) { 10032 mTransferedPackages.add(pkg.packageName); 10033 } 10034 10035 // THROWS: when requested libraries that can't be found. it only changes 10036 // the state of the passed in pkg object, so, move to the top of the method 10037 // and allow it to abort 10038 if ((scanFlags & SCAN_BOOTING) == 0 10039 && (parseFlags & PackageParser.PARSE_IS_SYSTEM_DIR) == 0) { 10040 // Check all shared libraries and map to their actual file path. 10041 // We only do this here for apps not on a system dir, because those 10042 // are the only ones that can fail an install due to this. We 10043 // will take care of the system apps by updating all of their 10044 // library paths after the scan is done. Also during the initial 10045 // scan don't update any libs as we do this wholesale after all 10046 // apps are scanned to avoid dependency based scanning. 10047 updateSharedLibrariesLPr(pkg, null); 10048 } 10049 10050 // All versions of a static shared library are referenced with the same 10051 // package name. Internally, we use a synthetic package name to allow 10052 // multiple versions of the same shared library to be installed. So, 10053 // we need to generate the synthetic package name of the latest shared 10054 // library in order to compare signatures. 10055 PackageSetting signatureCheckPs = pkgSetting; 10056 if (pkg.applicationInfo.isStaticSharedLibrary()) { 10057 SharedLibraryEntry libraryEntry = getLatestSharedLibraVersionLPr(pkg); 10058 if (libraryEntry != null) { 10059 signatureCheckPs = mSettings.getPackageLPr(libraryEntry.apk); 10060 } 10061 } 10062 10063 final KeySetManagerService ksms = mSettings.mKeySetManagerService; 10064 if (ksms.shouldCheckUpgradeKeySetLocked(signatureCheckPs, scanFlags)) { 10065 if (ksms.checkUpgradeKeySetLocked(signatureCheckPs, pkg)) { 10066 // We just determined the app is signed correctly, so bring 10067 // over the latest parsed certs. 10068 pkgSetting.signatures.mSigningDetails = pkg.mSigningDetails; 10069 } else { 10070 if ((parseFlags & PackageParser.PARSE_IS_SYSTEM_DIR) == 0) { 10071 throw new PackageManagerException(INSTALL_FAILED_UPDATE_INCOMPATIBLE, 10072 "Package " + pkg.packageName + " upgrade keys do not match the " 10073 + "previously installed version"); 10074 } else { 10075 pkgSetting.signatures.mSigningDetails = pkg.mSigningDetails; 10076 String msg = "System package " + pkg.packageName 10077 + " signature changed; retaining data."; 10078 reportSettingsProblem(Log.WARN, msg); 10079 } 10080 } 10081 } else { 10082 try { 10083 final boolean compareCompat = isCompatSignatureUpdateNeeded(pkg); 10084 final boolean compareRecover = isRecoverSignatureUpdateNeeded(pkg); 10085 final boolean compatMatch = verifySignatures(signatureCheckPs, disabledPkgSetting, 10086 pkg.mSigningDetails, compareCompat, compareRecover); 10087 // The new KeySets will be re-added later in the scanning process. 10088 if (compatMatch) { 10089 synchronized (mPackages) { 10090 ksms.removeAppKeySetDataLPw(pkg.packageName); 10091 } 10092 } 10093 // We just determined the app is signed correctly, so bring 10094 // over the latest parsed certs. 10095 pkgSetting.signatures.mSigningDetails = pkg.mSigningDetails; 10096 10097 10098 // if this is is a sharedUser, check to see if the new package is signed by a newer 10099 // signing certificate than the existing one, and if so, copy over the new details 10100 if (signatureCheckPs.sharedUser != null 10101 && pkg.mSigningDetails.hasAncestor( 10102 signatureCheckPs.sharedUser.signatures.mSigningDetails)) { 10103 signatureCheckPs.sharedUser.signatures.mSigningDetails = pkg.mSigningDetails; 10104 } 10105 } catch (PackageManagerException e) { 10106 if ((parseFlags & PackageParser.PARSE_IS_SYSTEM_DIR) == 0) { 10107 throw e; 10108 } 10109 // The signature has changed, but this package is in the system 10110 // image... let's recover! 10111 pkgSetting.signatures.mSigningDetails = pkg.mSigningDetails; 10112 // However... if this package is part of a shared user, but it 10113 // doesn't match the signature of the shared user, let's fail. 10114 // What this means is that you can't change the signatures 10115 // associated with an overall shared user, which doesn't seem all 10116 // that unreasonable. 10117 if (signatureCheckPs.sharedUser != null) { 10118 if (compareSignatures( 10119 signatureCheckPs.sharedUser.signatures.mSigningDetails.signatures, 10120 pkg.mSigningDetails.signatures) != PackageManager.SIGNATURE_MATCH) { 10121 throw new PackageManagerException( 10122 INSTALL_PARSE_FAILED_INCONSISTENT_CERTIFICATES, 10123 "Signature mismatch for shared user: " 10124 + pkgSetting.sharedUser); 10125 } 10126 } 10127 // File a report about this. 10128 String msg = "System package " + pkg.packageName 10129 + " signature changed; retaining data."; 10130 reportSettingsProblem(Log.WARN, msg); 10131 } catch (IllegalArgumentException e) { 10132 10133 // should never happen: certs matched when checking, but not when comparing 10134 // old to new for sharedUser 10135 throw new PackageManagerException(INSTALL_PARSE_FAILED_INCONSISTENT_CERTIFICATES, 10136 "Signing certificates comparison made on incomparable signing details" 10137 + " but somehow passed verifySignatures!"); 10138 } 10139 } 10140 10141 if ((scanFlags & SCAN_CHECK_ONLY) == 0 && pkg.mAdoptPermissions != null) { 10142 // This package wants to adopt ownership of permissions from 10143 // another package. 10144 for (int i = pkg.mAdoptPermissions.size() - 1; i >= 0; i--) { 10145 final String origName = pkg.mAdoptPermissions.get(i); 10146 final PackageSetting orig = mSettings.getPackageLPr(origName); 10147 if (orig != null) { 10148 if (verifyPackageUpdateLPr(orig, pkg)) { 10149 Slog.i(TAG, "Adopting permissions from " + origName + " to " 10150 + pkg.packageName); 10151 mSettings.mPermissions.transferPermissions(origName, pkg.packageName); 10152 } 10153 } 10154 } 10155 } 10156 10157 if (changedAbiCodePath != null && changedAbiCodePath.size() > 0) { 10158 for (int i = changedAbiCodePath.size() - 1; i <= 0; --i) { 10159 final String codePathString = changedAbiCodePath.get(i); 10160 try { 10161 mInstaller.rmdex(codePathString, 10162 getDexCodeInstructionSet(getPreferredInstructionSet())); 10163 } catch (InstallerException ignored) { 10164 } 10165 } 10166 } 10167 10168 if ((scanFlags & SCAN_CHECK_ONLY) != 0) { 10169 if (oldPkgSetting != null) { 10170 synchronized (mPackages) { 10171 mSettings.mPackages.put(oldPkgSetting.name, oldPkgSetting); 10172 } 10173 } 10174 } else { 10175 final int userId = user == null ? 0 : user.getIdentifier(); 10176 // Modify state for the given package setting 10177 commitPackageSettings(pkg, pkgSetting, user, scanFlags, 10178 (parseFlags & PackageParser.PARSE_CHATTY) != 0 /*chatty*/); 10179 if (pkgSetting.getInstantApp(userId)) { 10180 mInstantAppRegistry.addInstantAppLPw(userId, pkgSetting.appId); 10181 } 10182 } 10183 } 10184 10185 /** 10186 * Returns the "real" name of the package. 10187 * <p>This may differ from the package's actual name if the application has already 10188 * been installed under one of this package's original names. 10189 */ 10190 private static @Nullable String getRealPackageName(@NonNull PackageParser.Package pkg, 10191 @Nullable String renamedPkgName) { 10192 if (isPackageRenamed(pkg, renamedPkgName)) { 10193 return pkg.mRealPackage; 10194 } 10195 return null; 10196 } 10197 10198 /** Returns {@code true} if the package has been renamed. Otherwise, {@code false}. */ 10199 private static boolean isPackageRenamed(@NonNull PackageParser.Package pkg, 10200 @Nullable String renamedPkgName) { 10201 return pkg.mOriginalPackages != null && pkg.mOriginalPackages.contains(renamedPkgName); 10202 } 10203 10204 /** 10205 * Returns the original package setting. 10206 * <p>A package can migrate its name during an update. In this scenario, a package 10207 * designates a set of names that it considers as one of its original names. 10208 * <p>An original package must be signed identically and it must have the same 10209 * shared user [if any]. 10210 */ 10211 @GuardedBy("mPackages") 10212 private @Nullable PackageSetting getOriginalPackageLocked(@NonNull PackageParser.Package pkg, 10213 @Nullable String renamedPkgName) { 10214 if (!isPackageRenamed(pkg, renamedPkgName)) { 10215 return null; 10216 } 10217 for (int i = pkg.mOriginalPackages.size() - 1; i >= 0; --i) { 10218 final PackageSetting originalPs = 10219 mSettings.getPackageLPr(pkg.mOriginalPackages.get(i)); 10220 if (originalPs != null) { 10221 // the package is already installed under its original name... 10222 // but, should we use it? 10223 if (!verifyPackageUpdateLPr(originalPs, pkg)) { 10224 // the new package is incompatible with the original 10225 continue; 10226 } else if (originalPs.sharedUser != null) { 10227 if (!originalPs.sharedUser.name.equals(pkg.mSharedUserId)) { 10228 // the shared user id is incompatible with the original 10229 Slog.w(TAG, "Unable to migrate data from " + originalPs.name 10230 + " to " + pkg.packageName + ": old uid " 10231 + originalPs.sharedUser.name 10232 + " differs from " + pkg.mSharedUserId); 10233 continue; 10234 } 10235 // TODO: Add case when shared user id is added [b/28144775] 10236 } else { 10237 if (DEBUG_UPGRADE) Log.v(TAG, "Renaming new package " 10238 + pkg.packageName + " to old name " + originalPs.name); 10239 } 10240 return originalPs; 10241 } 10242 } 10243 return null; 10244 } 10245 10246 /** 10247 * Renames the package if it was installed under a different name. 10248 * <p>When we've already installed the package under an original name, update 10249 * the new package so we can continue to have the old name. 10250 */ 10251 private static void ensurePackageRenamed(@NonNull PackageParser.Package pkg, 10252 @NonNull String renamedPackageName) { 10253 if (pkg.mOriginalPackages == null 10254 || !pkg.mOriginalPackages.contains(renamedPackageName) 10255 || pkg.packageName.equals(renamedPackageName)) { 10256 return; 10257 } 10258 pkg.setPackageName(renamedPackageName); 10259 } 10260 10261 /** 10262 * Just scans the package without any side effects. 10263 * <p>Not entirely true at the moment. There is still one side effect -- this 10264 * method potentially modifies a live {@link PackageSetting} object representing 10265 * the package being scanned. This will be resolved in the future. 10266 * 10267 * @param request Information about the package to be scanned 10268 * @param isUnderFactoryTest Whether or not the device is under factory test 10269 * @param currentTime The current time, in millis 10270 * @return The results of the scan 10271 */ 10272 @GuardedBy("mInstallLock") 10273 private static @NonNull ScanResult scanPackageOnlyLI(@NonNull ScanRequest request, 10274 boolean isUnderFactoryTest, long currentTime) 10275 throws PackageManagerException { 10276 final PackageParser.Package pkg = request.pkg; 10277 PackageSetting pkgSetting = request.pkgSetting; 10278 final PackageSetting disabledPkgSetting = request.disabledPkgSetting; 10279 final PackageSetting originalPkgSetting = request.originalPkgSetting; 10280 final @ParseFlags int parseFlags = request.parseFlags; 10281 final @ScanFlags int scanFlags = request.scanFlags; 10282 final String realPkgName = request.realPkgName; 10283 final SharedUserSetting sharedUserSetting = request.sharedUserSetting; 10284 final UserHandle user = request.user; 10285 final boolean isPlatformPackage = request.isPlatformPackage; 10286 10287 List<String> changedAbiCodePath = null; 10288 10289 if (DEBUG_PACKAGE_SCANNING) { 10290 if ((parseFlags & PackageParser.PARSE_CHATTY) != 0) 10291 Log.d(TAG, "Scanning package " + pkg.packageName); 10292 } 10293 10294 if (Build.IS_DEBUGGABLE && 10295 pkg.isPrivileged() && 10296 !SystemProperties.getBoolean("pm.dexopt.priv-apps", true)) { 10297 PackageManagerServiceUtils.logPackageHasUncompressedCode(pkg); 10298 } 10299 10300 // Initialize package source and resource directories 10301 final File scanFile = new File(pkg.codePath); 10302 final File destCodeFile = new File(pkg.applicationInfo.getCodePath()); 10303 final File destResourceFile = new File(pkg.applicationInfo.getResourcePath()); 10304 10305 // We keep references to the derived CPU Abis from settings in oder to reuse 10306 // them in the case where we're not upgrading or booting for the first time. 10307 String primaryCpuAbiFromSettings = null; 10308 String secondaryCpuAbiFromSettings = null; 10309 boolean needToDeriveAbi = (scanFlags & SCAN_FIRST_BOOT_OR_UPGRADE) != 0; 10310 10311 if (!needToDeriveAbi) { 10312 if (pkgSetting != null) { 10313 primaryCpuAbiFromSettings = pkgSetting.primaryCpuAbiString; 10314 secondaryCpuAbiFromSettings = pkgSetting.secondaryCpuAbiString; 10315 } else { 10316 // Re-scanning a system package after uninstalling updates; need to derive ABI 10317 needToDeriveAbi = true; 10318 } 10319 } 10320 10321 if (pkgSetting != null && pkgSetting.sharedUser != sharedUserSetting) { 10322 PackageManagerService.reportSettingsProblem(Log.WARN, 10323 "Package " + pkg.packageName + " shared user changed from " 10324 + (pkgSetting.sharedUser != null 10325 ? pkgSetting.sharedUser.name : "<nothing>") 10326 + " to " 10327 + (sharedUserSetting != null ? sharedUserSetting.name : "<nothing>") 10328 + "; replacing with new"); 10329 pkgSetting = null; 10330 } 10331 10332 String[] usesStaticLibraries = null; 10333 if (pkg.usesStaticLibraries != null) { 10334 usesStaticLibraries = new String[pkg.usesStaticLibraries.size()]; 10335 pkg.usesStaticLibraries.toArray(usesStaticLibraries); 10336 } 10337 final boolean createNewPackage = (pkgSetting == null); 10338 if (createNewPackage) { 10339 final String parentPackageName = (pkg.parentPackage != null) 10340 ? pkg.parentPackage.packageName : null; 10341 final boolean instantApp = (scanFlags & SCAN_AS_INSTANT_APP) != 0; 10342 final boolean virtualPreload = (scanFlags & SCAN_AS_VIRTUAL_PRELOAD) != 0; 10343 // REMOVE SharedUserSetting from method; update in a separate call 10344 pkgSetting = Settings.createNewSetting(pkg.packageName, originalPkgSetting, 10345 disabledPkgSetting, realPkgName, sharedUserSetting, destCodeFile, 10346 destResourceFile, pkg.applicationInfo.nativeLibraryRootDir, 10347 pkg.applicationInfo.primaryCpuAbi, pkg.applicationInfo.secondaryCpuAbi, 10348 pkg.mVersionCode, pkg.applicationInfo.flags, pkg.applicationInfo.privateFlags, 10349 user, true /*allowInstall*/, instantApp, virtualPreload, 10350 parentPackageName, pkg.getChildPackageNames(), 10351 UserManagerService.getInstance(), usesStaticLibraries, 10352 pkg.usesStaticLibrariesVersions); 10353 } else { 10354 // REMOVE SharedUserSetting from method; update in a separate call. 10355 // 10356 // TODO(narayan): This update is bogus. nativeLibraryDir & primaryCpuAbi, 10357 // secondaryCpuAbi are not known at this point so we always update them 10358 // to null here, only to reset them at a later point. 10359 Settings.updatePackageSetting(pkgSetting, disabledPkgSetting, sharedUserSetting, 10360 destCodeFile, destResourceFile, pkg.applicationInfo.nativeLibraryDir, 10361 pkg.applicationInfo.primaryCpuAbi, pkg.applicationInfo.secondaryCpuAbi, 10362 pkg.applicationInfo.flags, pkg.applicationInfo.privateFlags, 10363 pkg.getChildPackageNames(), UserManagerService.getInstance(), 10364 usesStaticLibraries, pkg.usesStaticLibrariesVersions); 10365 } 10366 if (createNewPackage && originalPkgSetting != null) { 10367 // This is the initial transition from the original package, so, 10368 // fix up the new package's name now. We must do this after looking 10369 // up the package under its new name, so getPackageLP takes care of 10370 // fiddling things correctly. 10371 pkg.setPackageName(originalPkgSetting.name); 10372 10373 // File a report about this. 10374 String msg = "New package " + pkgSetting.realName 10375 + " renamed to replace old package " + pkgSetting.name; 10376 reportSettingsProblem(Log.WARN, msg); 10377 } 10378 10379 if (disabledPkgSetting != null) { 10380 pkg.applicationInfo.flags |= ApplicationInfo.FLAG_UPDATED_SYSTEM_APP; 10381 } 10382 10383 // Apps which share a sharedUserId must be placed in the same selinux domain. If this 10384 // package is the first app installed as this shared user, set seInfoTargetSdkVersion to its 10385 // targetSdkVersion. These are later adjusted in PackageManagerService's constructor to be 10386 // the lowest targetSdkVersion of all apps within the shared user, which corresponds to the 10387 // least restrictive selinux domain. 10388 // NOTE: As new packages are installed / updated, the shared user's seinfoTargetSdkVersion 10389 // will NOT be modified until next boot, even if a lower targetSdkVersion is used. This 10390 // ensures that all packages continue to run in the same selinux domain. 10391 final int targetSdkVersion = 10392 ((sharedUserSetting != null) && (sharedUserSetting.packages.size() != 0)) ? 10393 sharedUserSetting.seInfoTargetSdkVersion : pkg.applicationInfo.targetSdkVersion; 10394 // TODO(b/71593002): isPrivileged for sharedUser and appInfo should never be out of sync. 10395 // They currently can be if the sharedUser apps are signed with the platform key. 10396 final boolean isPrivileged = (sharedUserSetting != null) ? 10397 sharedUserSetting.isPrivileged() | pkg.isPrivileged() : pkg.isPrivileged(); 10398 10399 pkg.applicationInfo.seInfo = SELinuxMMAC.getSeInfo(pkg, isPrivileged, 10400 pkg.applicationInfo.targetSandboxVersion, targetSdkVersion); 10401 10402 pkg.mExtras = pkgSetting; 10403 pkg.applicationInfo.processName = fixProcessName( 10404 pkg.applicationInfo.packageName, 10405 pkg.applicationInfo.processName); 10406 10407 if (!isPlatformPackage) { 10408 // Get all of our default paths setup 10409 pkg.applicationInfo.initForUser(UserHandle.USER_SYSTEM); 10410 } 10411 10412 final String cpuAbiOverride = deriveAbiOverride(pkg.cpuAbiOverride, pkgSetting); 10413 10414 if ((scanFlags & SCAN_NEW_INSTALL) == 0) { 10415 if (needToDeriveAbi) { 10416 Trace.traceBegin(TRACE_TAG_PACKAGE_MANAGER, "derivePackageAbi"); 10417 final boolean extractNativeLibs = !pkg.isLibrary(); 10418 derivePackageAbi(pkg, cpuAbiOverride, extractNativeLibs); 10419 Trace.traceEnd(TRACE_TAG_PACKAGE_MANAGER); 10420 10421 // Some system apps still use directory structure for native libraries 10422 // in which case we might end up not detecting abi solely based on apk 10423 // structure. Try to detect abi based on directory structure. 10424 if (isSystemApp(pkg) && !pkg.isUpdatedSystemApp() && 10425 pkg.applicationInfo.primaryCpuAbi == null) { 10426 setBundledAppAbisAndRoots(pkg, pkgSetting); 10427 setNativeLibraryPaths(pkg, sAppLib32InstallDir); 10428 } 10429 } else { 10430 // This is not a first boot or an upgrade, don't bother deriving the 10431 // ABI during the scan. Instead, trust the value that was stored in the 10432 // package setting. 10433 pkg.applicationInfo.primaryCpuAbi = primaryCpuAbiFromSettings; 10434 pkg.applicationInfo.secondaryCpuAbi = secondaryCpuAbiFromSettings; 10435 10436 setNativeLibraryPaths(pkg, sAppLib32InstallDir); 10437 10438 if (DEBUG_ABI_SELECTION) { 10439 Slog.i(TAG, "Using ABIS and native lib paths from settings : " + 10440 pkg.packageName + " " + pkg.applicationInfo.primaryCpuAbi + ", " + 10441 pkg.applicationInfo.secondaryCpuAbi); 10442 } 10443 } 10444 } else { 10445 if ((scanFlags & SCAN_MOVE) != 0) { 10446 // We haven't run dex-opt for this move (since we've moved the compiled output too) 10447 // but we already have this packages package info in the PackageSetting. We just 10448 // use that and derive the native library path based on the new codepath. 10449 pkg.applicationInfo.primaryCpuAbi = pkgSetting.primaryCpuAbiString; 10450 pkg.applicationInfo.secondaryCpuAbi = pkgSetting.secondaryCpuAbiString; 10451 } 10452 10453 // Set native library paths again. For moves, the path will be updated based on the 10454 // ABIs we've determined above. For non-moves, the path will be updated based on the 10455 // ABIs we determined during compilation, but the path will depend on the final 10456 // package path (after the rename away from the stage path). 10457 setNativeLibraryPaths(pkg, sAppLib32InstallDir); 10458 } 10459 10460 // This is a special case for the "system" package, where the ABI is 10461 // dictated by the zygote configuration (and init.rc). We should keep track 10462 // of this ABI so that we can deal with "normal" applications that run under 10463 // the same UID correctly. 10464 if (isPlatformPackage) { 10465 pkg.applicationInfo.primaryCpuAbi = VMRuntime.getRuntime().is64Bit() ? 10466 Build.SUPPORTED_64_BIT_ABIS[0] : Build.SUPPORTED_32_BIT_ABIS[0]; 10467 } 10468 10469 // If there's a mismatch between the abi-override in the package setting 10470 // and the abiOverride specified for the install. Warn about this because we 10471 // would've already compiled the app without taking the package setting into 10472 // account. 10473 if ((scanFlags & SCAN_NO_DEX) == 0 && (scanFlags & SCAN_NEW_INSTALL) != 0) { 10474 if (cpuAbiOverride == null && pkg.packageName != null) { 10475 Slog.w(TAG, "Ignoring persisted ABI override " + cpuAbiOverride + 10476 " for package " + pkg.packageName); 10477 } 10478 } 10479 10480 pkgSetting.primaryCpuAbiString = pkg.applicationInfo.primaryCpuAbi; 10481 pkgSetting.secondaryCpuAbiString = pkg.applicationInfo.secondaryCpuAbi; 10482 pkgSetting.cpuAbiOverrideString = cpuAbiOverride; 10483 10484 // Copy the derived override back to the parsed package, so that we can 10485 // update the package settings accordingly. 10486 pkg.cpuAbiOverride = cpuAbiOverride; 10487 10488 if (DEBUG_ABI_SELECTION) { 10489 Slog.d(TAG, "Resolved nativeLibraryRoot for " + pkg.packageName 10490 + " to root=" + pkg.applicationInfo.nativeLibraryRootDir + ", isa=" 10491 + pkg.applicationInfo.nativeLibraryRootRequiresIsa); 10492 } 10493 10494 // Push the derived path down into PackageSettings so we know what to 10495 // clean up at uninstall time. 10496 pkgSetting.legacyNativeLibraryPathString = pkg.applicationInfo.nativeLibraryRootDir; 10497 10498 if (DEBUG_ABI_SELECTION) { 10499 Log.d(TAG, "Abis for package[" + pkg.packageName + "] are" + 10500 " primary=" + pkg.applicationInfo.primaryCpuAbi + 10501 " secondary=" + pkg.applicationInfo.secondaryCpuAbi); 10502 } 10503 10504 if ((scanFlags & SCAN_BOOTING) == 0 && pkgSetting.sharedUser != null) { 10505 // We don't do this here during boot because we can do it all 10506 // at once after scanning all existing packages. 10507 // 10508 // We also do this *before* we perform dexopt on this package, so that 10509 // we can avoid redundant dexopts, and also to make sure we've got the 10510 // code and package path correct. 10511 changedAbiCodePath = 10512 adjustCpuAbisForSharedUserLPw(pkgSetting.sharedUser.packages, pkg); 10513 } 10514 10515 if (isUnderFactoryTest && pkg.requestedPermissions.contains( 10516 android.Manifest.permission.FACTORY_TEST)) { 10517 pkg.applicationInfo.flags |= ApplicationInfo.FLAG_FACTORY_TEST; 10518 } 10519 10520 if (isSystemApp(pkg)) { 10521 pkgSetting.isOrphaned = true; 10522 } 10523 10524 // Take care of first install / last update times. 10525 final long scanFileTime = getLastModifiedTime(pkg); 10526 if (currentTime != 0) { 10527 if (pkgSetting.firstInstallTime == 0) { 10528 pkgSetting.firstInstallTime = pkgSetting.lastUpdateTime = currentTime; 10529 } else if ((scanFlags & SCAN_UPDATE_TIME) != 0) { 10530 pkgSetting.lastUpdateTime = currentTime; 10531 } 10532 } else if (pkgSetting.firstInstallTime == 0) { 10533 // We need *something*. Take time time stamp of the file. 10534 pkgSetting.firstInstallTime = pkgSetting.lastUpdateTime = scanFileTime; 10535 } else if ((parseFlags & PackageParser.PARSE_IS_SYSTEM_DIR) != 0) { 10536 if (scanFileTime != pkgSetting.timeStamp) { 10537 // A package on the system image has changed; consider this 10538 // to be an update. 10539 pkgSetting.lastUpdateTime = scanFileTime; 10540 } 10541 } 10542 pkgSetting.setTimeStamp(scanFileTime); 10543 10544 pkgSetting.pkg = pkg; 10545 pkgSetting.pkgFlags = pkg.applicationInfo.flags; 10546 if (pkg.getLongVersionCode() != pkgSetting.versionCode) { 10547 pkgSetting.versionCode = pkg.getLongVersionCode(); 10548 } 10549 // Update volume if needed 10550 final String volumeUuid = pkg.applicationInfo.volumeUuid; 10551 if (!Objects.equals(volumeUuid, pkgSetting.volumeUuid)) { 10552 Slog.i(PackageManagerService.TAG, 10553 "Update" + (pkgSetting.isSystem() ? " system" : "") 10554 + " package " + pkg.packageName 10555 + " volume from " + pkgSetting.volumeUuid 10556 + " to " + volumeUuid); 10557 pkgSetting.volumeUuid = volumeUuid; 10558 } 10559 10560 return new ScanResult(true, pkgSetting, changedAbiCodePath); 10561 } 10562 10563 /** 10564 * Returns {@code true} if the given file contains code. Otherwise {@code false}. 10565 */ 10566 private static boolean apkHasCode(String fileName) { 10567 StrictJarFile jarFile = null; 10568 try { 10569 jarFile = new StrictJarFile(fileName, 10570 false /*verify*/, false /*signatureSchemeRollbackProtectionsEnforced*/); 10571 return jarFile.findEntry("classes.dex") != null; 10572 } catch (IOException ignore) { 10573 } finally { 10574 try { 10575 if (jarFile != null) { 10576 jarFile.close(); 10577 } 10578 } catch (IOException ignore) {} 10579 } 10580 return false; 10581 } 10582 10583 /** 10584 * Enforces code policy for the package. This ensures that if an APK has 10585 * declared hasCode="true" in its manifest that the APK actually contains 10586 * code. 10587 * 10588 * @throws PackageManagerException If bytecode could not be found when it should exist 10589 */ 10590 private static void assertCodePolicy(PackageParser.Package pkg) 10591 throws PackageManagerException { 10592 final boolean shouldHaveCode = 10593 (pkg.applicationInfo.flags & ApplicationInfo.FLAG_HAS_CODE) != 0; 10594 if (shouldHaveCode && !apkHasCode(pkg.baseCodePath)) { 10595 throw new PackageManagerException(INSTALL_FAILED_INVALID_APK, 10596 "Package " + pkg.baseCodePath + " code is missing"); 10597 } 10598 10599 if (!ArrayUtils.isEmpty(pkg.splitCodePaths)) { 10600 for (int i = 0; i < pkg.splitCodePaths.length; i++) { 10601 final boolean splitShouldHaveCode = 10602 (pkg.splitFlags[i] & ApplicationInfo.FLAG_HAS_CODE) != 0; 10603 if (splitShouldHaveCode && !apkHasCode(pkg.splitCodePaths[i])) { 10604 throw new PackageManagerException(INSTALL_FAILED_INVALID_APK, 10605 "Package " + pkg.splitCodePaths[i] + " code is missing"); 10606 } 10607 } 10608 } 10609 } 10610 10611 /** 10612 * Applies policy to the parsed package based upon the given policy flags. 10613 * Ensures the package is in a good state. 10614 * <p> 10615 * Implementation detail: This method must NOT have any side effect. It would 10616 * ideally be static, but, it requires locks to read system state. 10617 */ 10618 private static void applyPolicy(PackageParser.Package pkg, final @ParseFlags int parseFlags, 10619 final @ScanFlags int scanFlags) { 10620 if ((scanFlags & SCAN_AS_SYSTEM) != 0) { 10621 pkg.applicationInfo.flags |= ApplicationInfo.FLAG_SYSTEM; 10622 if (pkg.applicationInfo.isDirectBootAware()) { 10623 // we're direct boot aware; set for all components 10624 for (PackageParser.Service s : pkg.services) { 10625 s.info.encryptionAware = s.info.directBootAware = true; 10626 } 10627 for (PackageParser.Provider p : pkg.providers) { 10628 p.info.encryptionAware = p.info.directBootAware = true; 10629 } 10630 for (PackageParser.Activity a : pkg.activities) { 10631 a.info.encryptionAware = a.info.directBootAware = true; 10632 } 10633 for (PackageParser.Activity r : pkg.receivers) { 10634 r.info.encryptionAware = r.info.directBootAware = true; 10635 } 10636 } 10637 if (compressedFileExists(pkg.codePath)) { 10638 pkg.isStub = true; 10639 } 10640 } else { 10641 // non system apps can't be flagged as core 10642 pkg.coreApp = false; 10643 // clear flags not applicable to regular apps 10644 pkg.applicationInfo.flags &= 10645 ~ApplicationInfo.FLAG_PERSISTENT; 10646 pkg.applicationInfo.privateFlags &= 10647 ~ApplicationInfo.PRIVATE_FLAG_DEFAULT_TO_DEVICE_PROTECTED_STORAGE; 10648 pkg.applicationInfo.privateFlags &= 10649 ~ApplicationInfo.PRIVATE_FLAG_DIRECT_BOOT_AWARE; 10650 // cap permission priorities 10651 if (pkg.permissionGroups != null && pkg.permissionGroups.size() > 0) { 10652 for (int i = pkg.permissionGroups.size() - 1; i >= 0; --i) { 10653 pkg.permissionGroups.get(i).info.priority = 0; 10654 } 10655 } 10656 } 10657 if ((scanFlags & SCAN_AS_PRIVILEGED) == 0) { 10658 // clear protected broadcasts 10659 pkg.protectedBroadcasts = null; 10660 // ignore export request for single user receivers 10661 if (pkg.receivers != null) { 10662 for (int i = pkg.receivers.size() - 1; i >= 0; --i) { 10663 final PackageParser.Activity receiver = pkg.receivers.get(i); 10664 if ((receiver.info.flags & ActivityInfo.FLAG_SINGLE_USER) != 0) { 10665 receiver.info.exported = false; 10666 } 10667 } 10668 } 10669 // ignore export request for single user services 10670 if (pkg.services != null) { 10671 for (int i = pkg.services.size() - 1; i >= 0; --i) { 10672 final PackageParser.Service service = pkg.services.get(i); 10673 if ((service.info.flags & ServiceInfo.FLAG_SINGLE_USER) != 0) { 10674 service.info.exported = false; 10675 } 10676 } 10677 } 10678 // ignore export request for single user providers 10679 if (pkg.providers != null) { 10680 for (int i = pkg.providers.size() - 1; i >= 0; --i) { 10681 final PackageParser.Provider provider = pkg.providers.get(i); 10682 if ((provider.info.flags & ProviderInfo.FLAG_SINGLE_USER) != 0) { 10683 provider.info.exported = false; 10684 } 10685 } 10686 } 10687 } 10688 10689 if ((scanFlags & SCAN_AS_PRIVILEGED) != 0) { 10690 pkg.applicationInfo.privateFlags |= ApplicationInfo.PRIVATE_FLAG_PRIVILEGED; 10691 } 10692 10693 if ((scanFlags & SCAN_AS_OEM) != 0) { 10694 pkg.applicationInfo.privateFlags |= ApplicationInfo.PRIVATE_FLAG_OEM; 10695 } 10696 10697 if ((scanFlags & SCAN_AS_VENDOR) != 0) { 10698 pkg.applicationInfo.privateFlags |= ApplicationInfo.PRIVATE_FLAG_VENDOR; 10699 } 10700 10701 if ((scanFlags & SCAN_AS_PRODUCT) != 0) { 10702 pkg.applicationInfo.privateFlags |= ApplicationInfo.PRIVATE_FLAG_PRODUCT; 10703 } 10704 10705 if (!isSystemApp(pkg)) { 10706 // Only system apps can use these features. 10707 pkg.mOriginalPackages = null; 10708 pkg.mRealPackage = null; 10709 pkg.mAdoptPermissions = null; 10710 } 10711 } 10712 10713 private static @NonNull <T> T assertNotNull(@Nullable T object, String message) 10714 throws PackageManagerException { 10715 if (object == null) { 10716 throw new PackageManagerException(INSTALL_FAILED_INTERNAL_ERROR, message); 10717 } 10718 return object; 10719 } 10720 10721 /** 10722 * Asserts the parsed package is valid according to the given policy. If the 10723 * package is invalid, for whatever reason, throws {@link PackageManagerException}. 10724 * <p> 10725 * Implementation detail: This method must NOT have any side effects. It would 10726 * ideally be static, but, it requires locks to read system state. 10727 * 10728 * @throws PackageManagerException If the package fails any of the validation checks 10729 */ 10730 private void assertPackageIsValid(PackageParser.Package pkg, final @ParseFlags int parseFlags, 10731 final @ScanFlags int scanFlags) 10732 throws PackageManagerException { 10733 if ((parseFlags & PackageParser.PARSE_ENFORCE_CODE) != 0) { 10734 assertCodePolicy(pkg); 10735 } 10736 10737 if (pkg.applicationInfo.getCodePath() == null || 10738 pkg.applicationInfo.getResourcePath() == null) { 10739 // Bail out. The resource and code paths haven't been set. 10740 throw new PackageManagerException(INSTALL_FAILED_INVALID_APK, 10741 "Code and resource paths haven't been set correctly"); 10742 } 10743 10744 // Make sure we're not adding any bogus keyset info 10745 final KeySetManagerService ksms = mSettings.mKeySetManagerService; 10746 ksms.assertScannedPackageValid(pkg); 10747 10748 synchronized (mPackages) { 10749 // The special "android" package can only be defined once 10750 if (pkg.packageName.equals("android")) { 10751 if (mAndroidApplication != null) { 10752 Slog.w(TAG, "*************************************************"); 10753 Slog.w(TAG, "Core android package being redefined. Skipping."); 10754 Slog.w(TAG, " codePath=" + pkg.codePath); 10755 Slog.w(TAG, "*************************************************"); 10756 throw new PackageManagerException(INSTALL_FAILED_DUPLICATE_PACKAGE, 10757 "Core android package being redefined. Skipping."); 10758 } 10759 } 10760 10761 // A package name must be unique; don't allow duplicates 10762 if (mPackages.containsKey(pkg.packageName)) { 10763 throw new PackageManagerException(INSTALL_FAILED_DUPLICATE_PACKAGE, 10764 "Application package " + pkg.packageName 10765 + " already installed. Skipping duplicate."); 10766 } 10767 10768 if (pkg.applicationInfo.isStaticSharedLibrary()) { 10769 // Static libs have a synthetic package name containing the version 10770 // but we still want the base name to be unique. 10771 if (mPackages.containsKey(pkg.manifestPackageName)) { 10772 throw new PackageManagerException( 10773 "Duplicate static shared lib provider package"); 10774 } 10775 10776 // Static shared libraries should have at least O target SDK 10777 if (pkg.applicationInfo.targetSdkVersion < Build.VERSION_CODES.O) { 10778 throw new PackageManagerException( 10779 "Packages declaring static-shared libs must target O SDK or higher"); 10780 } 10781 10782 // Package declaring static a shared lib cannot be instant apps 10783 if ((scanFlags & SCAN_AS_INSTANT_APP) != 0) { 10784 throw new PackageManagerException( 10785 "Packages declaring static-shared libs cannot be instant apps"); 10786 } 10787 10788 // Package declaring static a shared lib cannot be renamed since the package 10789 // name is synthetic and apps can't code around package manager internals. 10790 if (!ArrayUtils.isEmpty(pkg.mOriginalPackages)) { 10791 throw new PackageManagerException( 10792 "Packages declaring static-shared libs cannot be renamed"); 10793 } 10794 10795 // Package declaring static a shared lib cannot declare child packages 10796 if (!ArrayUtils.isEmpty(pkg.childPackages)) { 10797 throw new PackageManagerException( 10798 "Packages declaring static-shared libs cannot have child packages"); 10799 } 10800 10801 // Package declaring static a shared lib cannot declare dynamic libs 10802 if (!ArrayUtils.isEmpty(pkg.libraryNames)) { 10803 throw new PackageManagerException( 10804 "Packages declaring static-shared libs cannot declare dynamic libs"); 10805 } 10806 10807 // Package declaring static a shared lib cannot declare shared users 10808 if (pkg.mSharedUserId != null) { 10809 throw new PackageManagerException( 10810 "Packages declaring static-shared libs cannot declare shared users"); 10811 } 10812 10813 // Static shared libs cannot declare activities 10814 if (!pkg.activities.isEmpty()) { 10815 throw new PackageManagerException( 10816 "Static shared libs cannot declare activities"); 10817 } 10818 10819 // Static shared libs cannot declare services 10820 if (!pkg.services.isEmpty()) { 10821 throw new PackageManagerException( 10822 "Static shared libs cannot declare services"); 10823 } 10824 10825 // Static shared libs cannot declare providers 10826 if (!pkg.providers.isEmpty()) { 10827 throw new PackageManagerException( 10828 "Static shared libs cannot declare content providers"); 10829 } 10830 10831 // Static shared libs cannot declare receivers 10832 if (!pkg.receivers.isEmpty()) { 10833 throw new PackageManagerException( 10834 "Static shared libs cannot declare broadcast receivers"); 10835 } 10836 10837 // Static shared libs cannot declare permission groups 10838 if (!pkg.permissionGroups.isEmpty()) { 10839 throw new PackageManagerException( 10840 "Static shared libs cannot declare permission groups"); 10841 } 10842 10843 // Static shared libs cannot declare permissions 10844 if (!pkg.permissions.isEmpty()) { 10845 throw new PackageManagerException( 10846 "Static shared libs cannot declare permissions"); 10847 } 10848 10849 // Static shared libs cannot declare protected broadcasts 10850 if (pkg.protectedBroadcasts != null) { 10851 throw new PackageManagerException( 10852 "Static shared libs cannot declare protected broadcasts"); 10853 } 10854 10855 // Static shared libs cannot be overlay targets 10856 if (pkg.mOverlayTarget != null) { 10857 throw new PackageManagerException( 10858 "Static shared libs cannot be overlay targets"); 10859 } 10860 10861 // The version codes must be ordered as lib versions 10862 long minVersionCode = Long.MIN_VALUE; 10863 long maxVersionCode = Long.MAX_VALUE; 10864 10865 LongSparseArray<SharedLibraryEntry> versionedLib = mSharedLibraries.get( 10866 pkg.staticSharedLibName); 10867 if (versionedLib != null) { 10868 final int versionCount = versionedLib.size(); 10869 for (int i = 0; i < versionCount; i++) { 10870 SharedLibraryInfo libInfo = versionedLib.valueAt(i).info; 10871 final long libVersionCode = libInfo.getDeclaringPackage() 10872 .getLongVersionCode(); 10873 if (libInfo.getLongVersion() < pkg.staticSharedLibVersion) { 10874 minVersionCode = Math.max(minVersionCode, libVersionCode + 1); 10875 } else if (libInfo.getLongVersion() > pkg.staticSharedLibVersion) { 10876 maxVersionCode = Math.min(maxVersionCode, libVersionCode - 1); 10877 } else { 10878 minVersionCode = maxVersionCode = libVersionCode; 10879 break; 10880 } 10881 } 10882 } 10883 if (pkg.getLongVersionCode() < minVersionCode 10884 || pkg.getLongVersionCode() > maxVersionCode) { 10885 throw new PackageManagerException("Static shared" 10886 + " lib version codes must be ordered as lib versions"); 10887 } 10888 } 10889 10890 // Only privileged apps and updated privileged apps can add child packages. 10891 if (pkg.childPackages != null && !pkg.childPackages.isEmpty()) { 10892 if ((scanFlags & SCAN_AS_PRIVILEGED) == 0) { 10893 throw new PackageManagerException("Only privileged apps can add child " 10894 + "packages. Ignoring package " + pkg.packageName); 10895 } 10896 final int childCount = pkg.childPackages.size(); 10897 for (int i = 0; i < childCount; i++) { 10898 PackageParser.Package childPkg = pkg.childPackages.get(i); 10899 if (mSettings.hasOtherDisabledSystemPkgWithChildLPr(pkg.packageName, 10900 childPkg.packageName)) { 10901 throw new PackageManagerException("Can't override child of " 10902 + "another disabled app. Ignoring package " + pkg.packageName); 10903 } 10904 } 10905 } 10906 10907 // If we're only installing presumed-existing packages, require that the 10908 // scanned APK is both already known and at the path previously established 10909 // for it. Previously unknown packages we pick up normally, but if we have an 10910 // a priori expectation about this package's install presence, enforce it. 10911 // With a singular exception for new system packages. When an OTA contains 10912 // a new system package, we allow the codepath to change from a system location 10913 // to the user-installed location. If we don't allow this change, any newer, 10914 // user-installed version of the application will be ignored. 10915 if ((scanFlags & SCAN_REQUIRE_KNOWN) != 0) { 10916 if (mExpectingBetter.containsKey(pkg.packageName)) { 10917 logCriticalInfo(Log.WARN, 10918 "Relax SCAN_REQUIRE_KNOWN requirement for package " + pkg.packageName); 10919 } else { 10920 PackageSetting known = mSettings.getPackageLPr(pkg.packageName); 10921 if (known != null) { 10922 if (DEBUG_PACKAGE_SCANNING) { 10923 Log.d(TAG, "Examining " + pkg.codePath 10924 + " and requiring known paths " + known.codePathString 10925 + " & " + known.resourcePathString); 10926 } 10927 if (!pkg.applicationInfo.getCodePath().equals(known.codePathString) 10928 || !pkg.applicationInfo.getResourcePath().equals( 10929 known.resourcePathString)) { 10930 throw new PackageManagerException(INSTALL_FAILED_PACKAGE_CHANGED, 10931 "Application package " + pkg.packageName 10932 + " found at " + pkg.applicationInfo.getCodePath() 10933 + " but expected at " + known.codePathString 10934 + "; ignoring."); 10935 } 10936 } else { 10937 throw new PackageManagerException(INSTALL_FAILED_INVALID_INSTALL_LOCATION, 10938 "Application package " + pkg.packageName 10939 + " not found; ignoring."); 10940 } 10941 } 10942 } 10943 10944 // Verify that this new package doesn't have any content providers 10945 // that conflict with existing packages. Only do this if the 10946 // package isn't already installed, since we don't want to break 10947 // things that are installed. 10948 if ((scanFlags & SCAN_NEW_INSTALL) != 0) { 10949 final int N = pkg.providers.size(); 10950 int i; 10951 for (i=0; i<N; i++) { 10952 PackageParser.Provider p = pkg.providers.get(i); 10953 if (p.info.authority != null) { 10954 String names[] = p.info.authority.split(";"); 10955 for (int j = 0; j < names.length; j++) { 10956 if (mProvidersByAuthority.containsKey(names[j])) { 10957 PackageParser.Provider other = mProvidersByAuthority.get(names[j]); 10958 final String otherPackageName = 10959 ((other != null && other.getComponentName() != null) ? 10960 other.getComponentName().getPackageName() : "?"); 10961 throw new PackageManagerException( 10962 INSTALL_FAILED_CONFLICTING_PROVIDER, 10963 "Can't install because provider name " + names[j] 10964 + " (in package " + pkg.applicationInfo.packageName 10965 + ") is already used by " + otherPackageName); 10966 } 10967 } 10968 } 10969 } 10970 } 10971 10972 // Verify that packages sharing a user with a privileged app are marked as privileged. 10973 if (!pkg.isPrivileged() && (pkg.mSharedUserId != null)) { 10974 SharedUserSetting sharedUserSetting = null; 10975 try { 10976 sharedUserSetting = mSettings.getSharedUserLPw(pkg.mSharedUserId, 0, 0, false); 10977 } catch (PackageManagerException ignore) {} 10978 if (sharedUserSetting != null && sharedUserSetting.isPrivileged()) { 10979 // Exempt SharedUsers signed with the platform key. 10980 PackageSetting platformPkgSetting = mSettings.mPackages.get("android"); 10981 if ((platformPkgSetting.signatures.mSigningDetails 10982 != PackageParser.SigningDetails.UNKNOWN) 10983 && (compareSignatures( 10984 platformPkgSetting.signatures.mSigningDetails.signatures, 10985 pkg.mSigningDetails.signatures) 10986 != PackageManager.SIGNATURE_MATCH)) { 10987 throw new PackageManagerException("Apps that share a user with a " + 10988 "privileged app must themselves be marked as privileged. " + 10989 pkg.packageName + " shares privileged user " + 10990 pkg.mSharedUserId + "."); 10991 } 10992 } 10993 } 10994 10995 // Apply policies specific for runtime resource overlays (RROs). 10996 if (pkg.mOverlayTarget != null) { 10997 // System overlays have some restrictions on their use of the 'static' state. 10998 if ((scanFlags & SCAN_AS_SYSTEM) != 0) { 10999 // We are scanning a system overlay. This can be the first scan of the 11000 // system/vendor/oem partition, or an update to the system overlay. 11001 if ((parseFlags & PackageParser.PARSE_IS_SYSTEM_DIR) == 0) { 11002 // This must be an update to a system overlay. 11003 final PackageSetting previousPkg = assertNotNull( 11004 mSettings.getPackageLPr(pkg.packageName), 11005 "previous package state not present"); 11006 11007 // Static overlays cannot be updated. 11008 if (previousPkg.pkg.mOverlayIsStatic) { 11009 throw new PackageManagerException("Overlay " + pkg.packageName + 11010 " is static and cannot be upgraded."); 11011 // Non-static overlays cannot be converted to static overlays. 11012 } else if (pkg.mOverlayIsStatic) { 11013 throw new PackageManagerException("Overlay " + pkg.packageName + 11014 " cannot be upgraded into a static overlay."); 11015 } 11016 } 11017 } else { 11018 // The overlay is a non-system overlay. Non-system overlays cannot be static. 11019 if (pkg.mOverlayIsStatic) { 11020 throw new PackageManagerException("Overlay " + pkg.packageName + 11021 " is static but not pre-installed."); 11022 } 11023 11024 // The only case where we allow installation of a non-system overlay is when 11025 // its signature is signed with the platform certificate. 11026 PackageSetting platformPkgSetting = mSettings.getPackageLPr("android"); 11027 if ((platformPkgSetting.signatures.mSigningDetails 11028 != PackageParser.SigningDetails.UNKNOWN) 11029 && (compareSignatures( 11030 platformPkgSetting.signatures.mSigningDetails.signatures, 11031 pkg.mSigningDetails.signatures) 11032 != PackageManager.SIGNATURE_MATCH)) { 11033 throw new PackageManagerException("Overlay " + pkg.packageName + 11034 " must be signed with the platform certificate."); 11035 } 11036 } 11037 } 11038 } 11039 } 11040 11041 private boolean addSharedLibraryLPw(String path, String apk, String name, long version, 11042 int type, String declaringPackageName, long declaringVersionCode) { 11043 LongSparseArray<SharedLibraryEntry> versionedLib = mSharedLibraries.get(name); 11044 if (versionedLib == null) { 11045 versionedLib = new LongSparseArray<>(); 11046 mSharedLibraries.put(name, versionedLib); 11047 if (type == SharedLibraryInfo.TYPE_STATIC) { 11048 mStaticLibsByDeclaringPackage.put(declaringPackageName, versionedLib); 11049 } 11050 } else if (versionedLib.indexOfKey(version) >= 0) { 11051 return false; 11052 } 11053 SharedLibraryEntry libEntry = new SharedLibraryEntry(path, apk, name, 11054 version, type, declaringPackageName, declaringVersionCode); 11055 versionedLib.put(version, libEntry); 11056 return true; 11057 } 11058 11059 private boolean removeSharedLibraryLPw(String name, long version) { 11060 LongSparseArray<SharedLibraryEntry> versionedLib = mSharedLibraries.get(name); 11061 if (versionedLib == null) { 11062 return false; 11063 } 11064 final int libIdx = versionedLib.indexOfKey(version); 11065 if (libIdx < 0) { 11066 return false; 11067 } 11068 SharedLibraryEntry libEntry = versionedLib.valueAt(libIdx); 11069 versionedLib.remove(version); 11070 if (versionedLib.size() <= 0) { 11071 mSharedLibraries.remove(name); 11072 if (libEntry.info.getType() == SharedLibraryInfo.TYPE_STATIC) { 11073 mStaticLibsByDeclaringPackage.remove(libEntry.info.getDeclaringPackage() 11074 .getPackageName()); 11075 } 11076 } 11077 return true; 11078 } 11079 11080 /** 11081 * Adds a scanned package to the system. When this method is finished, the package will 11082 * be available for query, resolution, etc... 11083 */ 11084 private void commitPackageSettings(PackageParser.Package pkg, PackageSetting pkgSetting, 11085 UserHandle user, final @ScanFlags int scanFlags, boolean chatty) { 11086 final String pkgName = pkg.packageName; 11087 if (mCustomResolverComponentName != null && 11088 mCustomResolverComponentName.getPackageName().equals(pkg.packageName)) { 11089 setUpCustomResolverActivity(pkg); 11090 } 11091 11092 if (pkg.packageName.equals("android")) { 11093 synchronized (mPackages) { 11094 if ((scanFlags & SCAN_CHECK_ONLY) == 0) { 11095 // Set up information for our fall-back user intent resolution activity. 11096 mPlatformPackage = pkg; 11097 pkg.mVersionCode = mSdkVersion; 11098 pkg.mVersionCodeMajor = 0; 11099 mAndroidApplication = pkg.applicationInfo; 11100 if (!mResolverReplaced) { 11101 mResolveActivity.applicationInfo = mAndroidApplication; 11102 mResolveActivity.name = ResolverActivity.class.getName(); 11103 mResolveActivity.packageName = mAndroidApplication.packageName; 11104 mResolveActivity.processName = "system:ui"; 11105 mResolveActivity.launchMode = ActivityInfo.LAUNCH_MULTIPLE; 11106 mResolveActivity.documentLaunchMode = ActivityInfo.DOCUMENT_LAUNCH_NEVER; 11107 mResolveActivity.flags = ActivityInfo.FLAG_EXCLUDE_FROM_RECENTS; 11108 mResolveActivity.theme = R.style.Theme_Material_Dialog_Alert; 11109 mResolveActivity.exported = true; 11110 mResolveActivity.enabled = true; 11111 mResolveActivity.resizeMode = ActivityInfo.RESIZE_MODE_RESIZEABLE; 11112 mResolveActivity.configChanges = ActivityInfo.CONFIG_SCREEN_SIZE 11113 | ActivityInfo.CONFIG_SMALLEST_SCREEN_SIZE 11114 | ActivityInfo.CONFIG_SCREEN_LAYOUT 11115 | ActivityInfo.CONFIG_ORIENTATION 11116 | ActivityInfo.CONFIG_KEYBOARD 11117 | ActivityInfo.CONFIG_KEYBOARD_HIDDEN; 11118 mResolveInfo.activityInfo = mResolveActivity; 11119 mResolveInfo.priority = 0; 11120 mResolveInfo.preferredOrder = 0; 11121 mResolveInfo.match = 0; 11122 mResolveComponentName = new ComponentName( 11123 mAndroidApplication.packageName, mResolveActivity.name); 11124 } 11125 } 11126 } 11127 } 11128 11129 ArrayList<PackageParser.Package> clientLibPkgs = null; 11130 // writer 11131 synchronized (mPackages) { 11132 boolean hasStaticSharedLibs = false; 11133 11134 // Any app can add new static shared libraries 11135 if (pkg.staticSharedLibName != null) { 11136 // Static shared libs don't allow renaming as they have synthetic package 11137 // names to allow install of multiple versions, so use name from manifest. 11138 if (addSharedLibraryLPw(null, pkg.packageName, pkg.staticSharedLibName, 11139 pkg.staticSharedLibVersion, SharedLibraryInfo.TYPE_STATIC, 11140 pkg.manifestPackageName, pkg.getLongVersionCode())) { 11141 hasStaticSharedLibs = true; 11142 } else { 11143 Slog.w(TAG, "Package " + pkg.packageName + " library " 11144 + pkg.staticSharedLibName + " already exists; skipping"); 11145 } 11146 // Static shared libs cannot be updated once installed since they 11147 // use synthetic package name which includes the version code, so 11148 // not need to update other packages's shared lib dependencies. 11149 } 11150 11151 if (!hasStaticSharedLibs 11152 && (pkg.applicationInfo.flags & ApplicationInfo.FLAG_SYSTEM) != 0) { 11153 // Only system apps can add new dynamic shared libraries. 11154 if (pkg.libraryNames != null) { 11155 for (int i = 0; i < pkg.libraryNames.size(); i++) { 11156 String name = pkg.libraryNames.get(i); 11157 boolean allowed = false; 11158 if (pkg.isUpdatedSystemApp()) { 11159 // New library entries can only be added through the 11160 // system image. This is important to get rid of a lot 11161 // of nasty edge cases: for example if we allowed a non- 11162 // system update of the app to add a library, then uninstalling 11163 // the update would make the library go away, and assumptions 11164 // we made such as through app install filtering would now 11165 // have allowed apps on the device which aren't compatible 11166 // with it. Better to just have the restriction here, be 11167 // conservative, and create many fewer cases that can negatively 11168 // impact the user experience. 11169 final PackageSetting sysPs = mSettings 11170 .getDisabledSystemPkgLPr(pkg.packageName); 11171 if (sysPs.pkg != null && sysPs.pkg.libraryNames != null) { 11172 for (int j = 0; j < sysPs.pkg.libraryNames.size(); j++) { 11173 if (name.equals(sysPs.pkg.libraryNames.get(j))) { 11174 allowed = true; 11175 break; 11176 } 11177 } 11178 } 11179 } else { 11180 allowed = true; 11181 } 11182 if (allowed) { 11183 if (!addSharedLibraryLPw(null, pkg.packageName, name, 11184 SharedLibraryInfo.VERSION_UNDEFINED, 11185 SharedLibraryInfo.TYPE_DYNAMIC, 11186 pkg.packageName, pkg.getLongVersionCode())) { 11187 Slog.w(TAG, "Package " + pkg.packageName + " library " 11188 + name + " already exists; skipping"); 11189 } 11190 } else { 11191 Slog.w(TAG, "Package " + pkg.packageName + " declares lib " 11192 + name + " that is not declared on system image; skipping"); 11193 } 11194 } 11195 11196 if ((scanFlags & SCAN_BOOTING) == 0) { 11197 // If we are not booting, we need to update any applications 11198 // that are clients of our shared library. If we are booting, 11199 // this will all be done once the scan is complete. 11200 clientLibPkgs = updateAllSharedLibrariesLPw(pkg); 11201 } 11202 } 11203 } 11204 } 11205 11206 if ((scanFlags & SCAN_BOOTING) != 0) { 11207 // No apps can run during boot scan, so they don't need to be frozen 11208 } else if ((scanFlags & SCAN_DONT_KILL_APP) != 0) { 11209 // Caller asked to not kill app, so it's probably not frozen 11210 } else if ((scanFlags & SCAN_IGNORE_FROZEN) != 0) { 11211 // Caller asked us to ignore frozen check for some reason; they 11212 // probably didn't know the package name 11213 } else { 11214 // We're doing major surgery on this package, so it better be frozen 11215 // right now to keep it from launching 11216 checkPackageFrozen(pkgName); 11217 } 11218 11219 // Also need to kill any apps that are dependent on the library. 11220 if (clientLibPkgs != null) { 11221 for (int i=0; i<clientLibPkgs.size(); i++) { 11222 PackageParser.Package clientPkg = clientLibPkgs.get(i); 11223 killApplication(clientPkg.applicationInfo.packageName, 11224 clientPkg.applicationInfo.uid, "update lib"); 11225 } 11226 } 11227 11228 // writer 11229 Trace.traceBegin(TRACE_TAG_PACKAGE_MANAGER, "updateSettings"); 11230 11231 synchronized (mPackages) { 11232 // We don't expect installation to fail beyond this point 11233 11234 // Add the new setting to mSettings 11235 mSettings.insertPackageSettingLPw(pkgSetting, pkg); 11236 // Add the new setting to mPackages 11237 mPackages.put(pkg.applicationInfo.packageName, pkg); 11238 // Make sure we don't accidentally delete its data. 11239 final Iterator<PackageCleanItem> iter = mSettings.mPackagesToBeCleaned.iterator(); 11240 while (iter.hasNext()) { 11241 PackageCleanItem item = iter.next(); 11242 if (pkgName.equals(item.packageName)) { 11243 iter.remove(); 11244 } 11245 } 11246 11247 // Add the package's KeySets to the global KeySetManagerService 11248 KeySetManagerService ksms = mSettings.mKeySetManagerService; 11249 ksms.addScannedPackageLPw(pkg); 11250 11251 int N = pkg.providers.size(); 11252 StringBuilder r = null; 11253 int i; 11254 for (i=0; i<N; i++) { 11255 PackageParser.Provider p = pkg.providers.get(i); 11256 p.info.processName = fixProcessName(pkg.applicationInfo.processName, 11257 p.info.processName); 11258 mProviders.addProvider(p); 11259 p.syncable = p.info.isSyncable; 11260 if (p.info.authority != null) { 11261 String names[] = p.info.authority.split(";"); 11262 p.info.authority = null; 11263 for (int j = 0; j < names.length; j++) { 11264 if (j == 1 && p.syncable) { 11265 // We only want the first authority for a provider to possibly be 11266 // syncable, so if we already added this provider using a different 11267 // authority clear the syncable flag. We copy the provider before 11268 // changing it because the mProviders object contains a reference 11269 // to a provider that we don't want to change. 11270 // Only do this for the second authority since the resulting provider 11271 // object can be the same for all future authorities for this provider. 11272 p = new PackageParser.Provider(p); 11273 p.syncable = false; 11274 } 11275 if (!mProvidersByAuthority.containsKey(names[j])) { 11276 mProvidersByAuthority.put(names[j], p); 11277 if (p.info.authority == null) { 11278 p.info.authority = names[j]; 11279 } else { 11280 p.info.authority = p.info.authority + ";" + names[j]; 11281 } 11282 if (DEBUG_PACKAGE_SCANNING) { 11283 if (chatty) 11284 Log.d(TAG, "Registered content provider: " + names[j] 11285 + ", className = " + p.info.name + ", isSyncable = " 11286 + p.info.isSyncable); 11287 } 11288 } else { 11289 PackageParser.Provider other = mProvidersByAuthority.get(names[j]); 11290 Slog.w(TAG, "Skipping provider name " + names[j] + 11291 " (in package " + pkg.applicationInfo.packageName + 11292 "): name already used by " 11293 + ((other != null && other.getComponentName() != null) 11294 ? other.getComponentName().getPackageName() : "?")); 11295 } 11296 } 11297 } 11298 if (chatty) { 11299 if (r == null) { 11300 r = new StringBuilder(256); 11301 } else { 11302 r.append(' '); 11303 } 11304 r.append(p.info.name); 11305 } 11306 } 11307 if (r != null) { 11308 if (DEBUG_PACKAGE_SCANNING) Log.d(TAG, " Providers: " + r); 11309 } 11310 11311 N = pkg.services.size(); 11312 r = null; 11313 for (i=0; i<N; i++) { 11314 PackageParser.Service s = pkg.services.get(i); 11315 s.info.processName = fixProcessName(pkg.applicationInfo.processName, 11316 s.info.processName); 11317 mServices.addService(s); 11318 if (chatty) { 11319 if (r == null) { 11320 r = new StringBuilder(256); 11321 } else { 11322 r.append(' '); 11323 } 11324 r.append(s.info.name); 11325 } 11326 } 11327 if (r != null) { 11328 if (DEBUG_PACKAGE_SCANNING) Log.d(TAG, " Services: " + r); 11329 } 11330 11331 N = pkg.receivers.size(); 11332 r = null; 11333 for (i=0; i<N; i++) { 11334 PackageParser.Activity a = pkg.receivers.get(i); 11335 a.info.processName = fixProcessName(pkg.applicationInfo.processName, 11336 a.info.processName); 11337 mReceivers.addActivity(a, "receiver"); 11338 if (chatty) { 11339 if (r == null) { 11340 r = new StringBuilder(256); 11341 } else { 11342 r.append(' '); 11343 } 11344 r.append(a.info.name); 11345 } 11346 } 11347 if (r != null) { 11348 if (DEBUG_PACKAGE_SCANNING) Log.d(TAG, " Receivers: " + r); 11349 } 11350 11351 N = pkg.activities.size(); 11352 r = null; 11353 for (i=0; i<N; i++) { 11354 PackageParser.Activity a = pkg.activities.get(i); 11355 a.info.processName = fixProcessName(pkg.applicationInfo.processName, 11356 a.info.processName); 11357 mActivities.addActivity(a, "activity"); 11358 if (chatty) { 11359 if (r == null) { 11360 r = new StringBuilder(256); 11361 } else { 11362 r.append(' '); 11363 } 11364 r.append(a.info.name); 11365 } 11366 } 11367 if (r != null) { 11368 if (DEBUG_PACKAGE_SCANNING) Log.d(TAG, " Activities: " + r); 11369 } 11370 11371 // Don't allow ephemeral applications to define new permissions groups. 11372 if ((scanFlags & SCAN_AS_INSTANT_APP) != 0) { 11373 Slog.w(TAG, "Permission groups from package " + pkg.packageName 11374 + " ignored: instant apps cannot define new permission groups."); 11375 } else { 11376 mPermissionManager.addAllPermissionGroups(pkg, chatty); 11377 } 11378 11379 // Don't allow ephemeral applications to define new permissions. 11380 if ((scanFlags & SCAN_AS_INSTANT_APP) != 0) { 11381 Slog.w(TAG, "Permissions from package " + pkg.packageName 11382 + " ignored: instant apps cannot define new permissions."); 11383 } else { 11384 mPermissionManager.addAllPermissions(pkg, chatty); 11385 } 11386 11387 N = pkg.instrumentation.size(); 11388 r = null; 11389 for (i=0; i<N; i++) { 11390 PackageParser.Instrumentation a = pkg.instrumentation.get(i); 11391 a.info.packageName = pkg.applicationInfo.packageName; 11392 a.info.sourceDir = pkg.applicationInfo.sourceDir; 11393 a.info.publicSourceDir = pkg.applicationInfo.publicSourceDir; 11394 a.info.splitNames = pkg.splitNames; 11395 a.info.splitSourceDirs = pkg.applicationInfo.splitSourceDirs; 11396 a.info.splitPublicSourceDirs = pkg.applicationInfo.splitPublicSourceDirs; 11397 a.info.splitDependencies = pkg.applicationInfo.splitDependencies; 11398 a.info.dataDir = pkg.applicationInfo.dataDir; 11399 a.info.deviceProtectedDataDir = pkg.applicationInfo.deviceProtectedDataDir; 11400 a.info.credentialProtectedDataDir = pkg.applicationInfo.credentialProtectedDataDir; 11401 a.info.nativeLibraryDir = pkg.applicationInfo.nativeLibraryDir; 11402 a.info.secondaryNativeLibraryDir = pkg.applicationInfo.secondaryNativeLibraryDir; 11403 mInstrumentation.put(a.getComponentName(), a); 11404 if (chatty) { 11405 if (r == null) { 11406 r = new StringBuilder(256); 11407 } else { 11408 r.append(' '); 11409 } 11410 r.append(a.info.name); 11411 } 11412 } 11413 if (r != null) { 11414 if (DEBUG_PACKAGE_SCANNING) Log.d(TAG, " Instrumentation: " + r); 11415 } 11416 11417 if (pkg.protectedBroadcasts != null) { 11418 N = pkg.protectedBroadcasts.size(); 11419 synchronized (mProtectedBroadcasts) { 11420 for (i = 0; i < N; i++) { 11421 mProtectedBroadcasts.add(pkg.protectedBroadcasts.get(i)); 11422 } 11423 } 11424 } 11425 } 11426 11427 Trace.traceEnd(TRACE_TAG_PACKAGE_MANAGER); 11428 } 11429 11430 /** 11431 * Derive the ABI of a non-system package located at {@code scanFile}. This information 11432 * is derived purely on the basis of the contents of {@code scanFile} and 11433 * {@code cpuAbiOverride}. 11434 * 11435 * If {@code extractLibs} is true, native libraries are extracted from the app if required. 11436 */ 11437 private static void derivePackageAbi(PackageParser.Package pkg, String cpuAbiOverride, 11438 boolean extractLibs) 11439 throws PackageManagerException { 11440 // Give ourselves some initial paths; we'll come back for another 11441 // pass once we've determined ABI below. 11442 setNativeLibraryPaths(pkg, sAppLib32InstallDir); 11443 11444 // We would never need to extract libs for forward-locked and external packages, 11445 // since the container service will do it for us. We shouldn't attempt to 11446 // extract libs from system app when it was not updated. 11447 if (pkg.isForwardLocked() || pkg.applicationInfo.isExternalAsec() || 11448 (isSystemApp(pkg) && !pkg.isUpdatedSystemApp())) { 11449 extractLibs = false; 11450 } 11451 11452 final String nativeLibraryRootStr = pkg.applicationInfo.nativeLibraryRootDir; 11453 final boolean useIsaSpecificSubdirs = pkg.applicationInfo.nativeLibraryRootRequiresIsa; 11454 11455 NativeLibraryHelper.Handle handle = null; 11456 try { 11457 handle = NativeLibraryHelper.Handle.create(pkg); 11458 // TODO(multiArch): This can be null for apps that didn't go through the 11459 // usual installation process. We can calculate it again, like we 11460 // do during install time. 11461 // 11462 // TODO(multiArch): Why do we need to rescan ASEC apps again ? It seems totally 11463 // unnecessary. 11464 final File nativeLibraryRoot = new File(nativeLibraryRootStr); 11465 11466 // Null out the abis so that they can be recalculated. 11467 pkg.applicationInfo.primaryCpuAbi = null; 11468 pkg.applicationInfo.secondaryCpuAbi = null; 11469 if (isMultiArch(pkg.applicationInfo)) { 11470 // Warn if we've set an abiOverride for multi-lib packages.. 11471 // By definition, we need to copy both 32 and 64 bit libraries for 11472 // such packages. 11473 if (pkg.cpuAbiOverride != null 11474 && !NativeLibraryHelper.CLEAR_ABI_OVERRIDE.equals(pkg.cpuAbiOverride)) { 11475 Slog.w(TAG, "Ignoring abiOverride for multi arch application."); 11476 } 11477 11478 int abi32 = PackageManager.NO_NATIVE_LIBRARIES; 11479 int abi64 = PackageManager.NO_NATIVE_LIBRARIES; 11480 if (Build.SUPPORTED_32_BIT_ABIS.length > 0) { 11481 if (extractLibs) { 11482 Trace.traceBegin(TRACE_TAG_PACKAGE_MANAGER, "copyNativeBinaries"); 11483 abi32 = NativeLibraryHelper.copyNativeBinariesForSupportedAbi(handle, 11484 nativeLibraryRoot, Build.SUPPORTED_32_BIT_ABIS, 11485 useIsaSpecificSubdirs); 11486 } else { 11487 Trace.traceBegin(TRACE_TAG_PACKAGE_MANAGER, "findSupportedAbi"); 11488 abi32 = NativeLibraryHelper.findSupportedAbi(handle, Build.SUPPORTED_32_BIT_ABIS); 11489 } 11490 Trace.traceEnd(TRACE_TAG_PACKAGE_MANAGER); 11491 } 11492 11493 // Shared library native code should be in the APK zip aligned 11494 if (abi32 >= 0 && pkg.isLibrary() && extractLibs) { 11495 throw new PackageManagerException(INSTALL_FAILED_INTERNAL_ERROR, 11496 "Shared library native lib extraction not supported"); 11497 } 11498 11499 maybeThrowExceptionForMultiArchCopy( 11500 "Error unpackaging 32 bit native libs for multiarch app.", abi32); 11501 11502 if (Build.SUPPORTED_64_BIT_ABIS.length > 0) { 11503 if (extractLibs) { 11504 Trace.traceBegin(TRACE_TAG_PACKAGE_MANAGER, "copyNativeBinaries"); 11505 abi64 = NativeLibraryHelper.copyNativeBinariesForSupportedAbi(handle, 11506 nativeLibraryRoot, Build.SUPPORTED_64_BIT_ABIS, 11507 useIsaSpecificSubdirs); 11508 } else { 11509 Trace.traceBegin(TRACE_TAG_PACKAGE_MANAGER, "findSupportedAbi"); 11510 abi64 = NativeLibraryHelper.findSupportedAbi(handle, Build.SUPPORTED_64_BIT_ABIS); 11511 } 11512 Trace.traceEnd(TRACE_TAG_PACKAGE_MANAGER); 11513 } 11514 11515 maybeThrowExceptionForMultiArchCopy( 11516 "Error unpackaging 64 bit native libs for multiarch app.", abi64); 11517 11518 if (abi64 >= 0) { 11519 // Shared library native libs should be in the APK zip aligned 11520 if (extractLibs && pkg.isLibrary()) { 11521 throw new PackageManagerException(INSTALL_FAILED_INTERNAL_ERROR, 11522 "Shared library native lib extraction not supported"); 11523 } 11524 pkg.applicationInfo.primaryCpuAbi = Build.SUPPORTED_64_BIT_ABIS[abi64]; 11525 } 11526 11527 if (abi32 >= 0) { 11528 final String abi = Build.SUPPORTED_32_BIT_ABIS[abi32]; 11529 if (abi64 >= 0) { 11530 if (pkg.use32bitAbi) { 11531 pkg.applicationInfo.secondaryCpuAbi = pkg.applicationInfo.primaryCpuAbi; 11532 pkg.applicationInfo.primaryCpuAbi = abi; 11533 } else { 11534 pkg.applicationInfo.secondaryCpuAbi = abi; 11535 } 11536 } else { 11537 pkg.applicationInfo.primaryCpuAbi = abi; 11538 } 11539 } 11540 } else { 11541 String[] abiList = (cpuAbiOverride != null) ? 11542 new String[] { cpuAbiOverride } : Build.SUPPORTED_ABIS; 11543 11544 // Enable gross and lame hacks for apps that are built with old 11545 // SDK tools. We must scan their APKs for renderscript bitcode and 11546 // not launch them if it's present. Don't bother checking on devices 11547 // that don't have 64 bit support. 11548 boolean needsRenderScriptOverride = false; 11549 if (Build.SUPPORTED_64_BIT_ABIS.length > 0 && cpuAbiOverride == null && 11550 NativeLibraryHelper.hasRenderscriptBitcode(handle)) { 11551 abiList = Build.SUPPORTED_32_BIT_ABIS; 11552 needsRenderScriptOverride = true; 11553 } 11554 11555 final int copyRet; 11556 if (extractLibs) { 11557 Trace.traceBegin(TRACE_TAG_PACKAGE_MANAGER, "copyNativeBinaries"); 11558 copyRet = NativeLibraryHelper.copyNativeBinariesForSupportedAbi(handle, 11559 nativeLibraryRoot, abiList, useIsaSpecificSubdirs); 11560 } else { 11561 Trace.traceBegin(TRACE_TAG_PACKAGE_MANAGER, "findSupportedAbi"); 11562 copyRet = NativeLibraryHelper.findSupportedAbi(handle, abiList); 11563 } 11564 Trace.traceEnd(TRACE_TAG_PACKAGE_MANAGER); 11565 11566 if (copyRet < 0 && copyRet != PackageManager.NO_NATIVE_LIBRARIES) { 11567 throw new PackageManagerException(INSTALL_FAILED_INTERNAL_ERROR, 11568 "Error unpackaging native libs for app, errorCode=" + copyRet); 11569 } 11570 11571 if (copyRet >= 0) { 11572 // Shared libraries that have native libs must be multi-architecture 11573 if (pkg.isLibrary()) { 11574 throw new PackageManagerException(INSTALL_FAILED_INTERNAL_ERROR, 11575 "Shared library with native libs must be multiarch"); 11576 } 11577 pkg.applicationInfo.primaryCpuAbi = abiList[copyRet]; 11578 } else if (copyRet == PackageManager.NO_NATIVE_LIBRARIES && cpuAbiOverride != null) { 11579 pkg.applicationInfo.primaryCpuAbi = cpuAbiOverride; 11580 } else if (needsRenderScriptOverride) { 11581 pkg.applicationInfo.primaryCpuAbi = abiList[0]; 11582 } 11583 } 11584 } catch (IOException ioe) { 11585 Slog.e(TAG, "Unable to get canonical file " + ioe.toString()); 11586 } finally { 11587 IoUtils.closeQuietly(handle); 11588 } 11589 11590 // Now that we've calculated the ABIs and determined if it's an internal app, 11591 // we will go ahead and populate the nativeLibraryPath. 11592 setNativeLibraryPaths(pkg, sAppLib32InstallDir); 11593 } 11594 11595 /** 11596 * Adjusts ABIs for a set of packages belonging to a shared user so that they all match. 11597 * i.e, so that all packages can be run inside a single process if required. 11598 * 11599 * Optionally, callers can pass in a parsed package via {@code newPackage} in which case 11600 * this function will either try and make the ABI for all packages in {@code packagesForUser} 11601 * match {@code scannedPackage} or will update the ABI of {@code scannedPackage} to match 11602 * the ABI selected for {@code packagesForUser}. This variant is used when installing or 11603 * updating a package that belongs to a shared user. 11604 * 11605 * NOTE: We currently only match for the primary CPU abi string. Matching the secondary 11606 * adds unnecessary complexity. 11607 */ 11608 private static @Nullable List<String> adjustCpuAbisForSharedUserLPw( 11609 Set<PackageSetting> packagesForUser, PackageParser.Package scannedPackage) { 11610 List<String> changedAbiCodePath = null; 11611 String requiredInstructionSet = null; 11612 if (scannedPackage != null && scannedPackage.applicationInfo.primaryCpuAbi != null) { 11613 requiredInstructionSet = VMRuntime.getInstructionSet( 11614 scannedPackage.applicationInfo.primaryCpuAbi); 11615 } 11616 11617 PackageSetting requirer = null; 11618 for (PackageSetting ps : packagesForUser) { 11619 // If packagesForUser contains scannedPackage, we skip it. This will happen 11620 // when scannedPackage is an update of an existing package. Without this check, 11621 // we will never be able to change the ABI of any package belonging to a shared 11622 // user, even if it's compatible with other packages. 11623 if (scannedPackage == null || !scannedPackage.packageName.equals(ps.name)) { 11624 if (ps.primaryCpuAbiString == null) { 11625 continue; 11626 } 11627 11628 final String instructionSet = VMRuntime.getInstructionSet(ps.primaryCpuAbiString); 11629 if (requiredInstructionSet != null && !instructionSet.equals(requiredInstructionSet)) { 11630 // We have a mismatch between instruction sets (say arm vs arm64) warn about 11631 // this but there's not much we can do. 11632 String errorMessage = "Instruction set mismatch, " 11633 + ((requirer == null) ? "[caller]" : requirer) 11634 + " requires " + requiredInstructionSet + " whereas " + ps 11635 + " requires " + instructionSet; 11636 Slog.w(TAG, errorMessage); 11637 } 11638 11639 if (requiredInstructionSet == null) { 11640 requiredInstructionSet = instructionSet; 11641 requirer = ps; 11642 } 11643 } 11644 } 11645 11646 if (requiredInstructionSet != null) { 11647 String adjustedAbi; 11648 if (requirer != null) { 11649 // requirer != null implies that either scannedPackage was null or that scannedPackage 11650 // did not require an ABI, in which case we have to adjust scannedPackage to match 11651 // the ABI of the set (which is the same as requirer's ABI) 11652 adjustedAbi = requirer.primaryCpuAbiString; 11653 if (scannedPackage != null) { 11654 scannedPackage.applicationInfo.primaryCpuAbi = adjustedAbi; 11655 } 11656 } else { 11657 // requirer == null implies that we're updating all ABIs in the set to 11658 // match scannedPackage. 11659 adjustedAbi = scannedPackage.applicationInfo.primaryCpuAbi; 11660 } 11661 11662 for (PackageSetting ps : packagesForUser) { 11663 if (scannedPackage == null || !scannedPackage.packageName.equals(ps.name)) { 11664 if (ps.primaryCpuAbiString != null) { 11665 continue; 11666 } 11667 11668 ps.primaryCpuAbiString = adjustedAbi; 11669 if (ps.pkg != null && ps.pkg.applicationInfo != null && 11670 !TextUtils.equals(adjustedAbi, ps.pkg.applicationInfo.primaryCpuAbi)) { 11671 ps.pkg.applicationInfo.primaryCpuAbi = adjustedAbi; 11672 if (DEBUG_ABI_SELECTION) { 11673 Slog.i(TAG, "Adjusting ABI for " + ps.name + " to " + adjustedAbi 11674 + " (requirer=" 11675 + (requirer != null ? requirer.pkg : "null") 11676 + ", scannedPackage=" 11677 + (scannedPackage != null ? scannedPackage : "null") 11678 + ")"); 11679 } 11680 if (changedAbiCodePath == null) { 11681 changedAbiCodePath = new ArrayList<>(); 11682 } 11683 changedAbiCodePath.add(ps.codePathString); 11684 } 11685 } 11686 } 11687 } 11688 return changedAbiCodePath; 11689 } 11690 11691 private void setUpCustomResolverActivity(PackageParser.Package pkg) { 11692 synchronized (mPackages) { 11693 mResolverReplaced = true; 11694 // Set up information for custom user intent resolution activity. 11695 mResolveActivity.applicationInfo = pkg.applicationInfo; 11696 mResolveActivity.name = mCustomResolverComponentName.getClassName(); 11697 mResolveActivity.packageName = pkg.applicationInfo.packageName; 11698 mResolveActivity.processName = pkg.applicationInfo.packageName; 11699 mResolveActivity.launchMode = ActivityInfo.LAUNCH_MULTIPLE; 11700 mResolveActivity.flags = ActivityInfo.FLAG_EXCLUDE_FROM_RECENTS | 11701 ActivityInfo.FLAG_FINISH_ON_CLOSE_SYSTEM_DIALOGS; 11702 mResolveActivity.theme = 0; 11703 mResolveActivity.exported = true; 11704 mResolveActivity.enabled = true; 11705 mResolveInfo.activityInfo = mResolveActivity; 11706 mResolveInfo.priority = 0; 11707 mResolveInfo.preferredOrder = 0; 11708 mResolveInfo.match = 0; 11709 mResolveComponentName = mCustomResolverComponentName; 11710 Slog.i(TAG, "Replacing default ResolverActivity with custom activity: " + 11711 mResolveComponentName); 11712 } 11713 } 11714 11715 private void setUpInstantAppInstallerActivityLP(ActivityInfo installerActivity) { 11716 if (installerActivity == null) { 11717 if (DEBUG_INSTANT) { 11718 Slog.d(TAG, "Clear ephemeral installer activity"); 11719 } 11720 mInstantAppInstallerActivity = null; 11721 return; 11722 } 11723 11724 if (DEBUG_INSTANT) { 11725 Slog.d(TAG, "Set ephemeral installer activity: " 11726 + installerActivity.getComponentName()); 11727 } 11728 // Set up information for ephemeral installer activity 11729 mInstantAppInstallerActivity = installerActivity; 11730 mInstantAppInstallerActivity.flags |= ActivityInfo.FLAG_EXCLUDE_FROM_RECENTS 11731 | ActivityInfo.FLAG_FINISH_ON_CLOSE_SYSTEM_DIALOGS; 11732 mInstantAppInstallerActivity.exported = true; 11733 mInstantAppInstallerActivity.enabled = true; 11734 mInstantAppInstallerInfo.activityInfo = mInstantAppInstallerActivity; 11735 mInstantAppInstallerInfo.priority = 1; 11736 mInstantAppInstallerInfo.preferredOrder = 1; 11737 mInstantAppInstallerInfo.isDefault = true; 11738 mInstantAppInstallerInfo.match = IntentFilter.MATCH_CATEGORY_SCHEME_SPECIFIC_PART 11739 | IntentFilter.MATCH_ADJUSTMENT_NORMAL; 11740 } 11741 11742 private static String calculateBundledApkRoot(final String codePathString) { 11743 final File codePath = new File(codePathString); 11744 final File codeRoot; 11745 if (FileUtils.contains(Environment.getRootDirectory(), codePath)) { 11746 codeRoot = Environment.getRootDirectory(); 11747 } else if (FileUtils.contains(Environment.getOemDirectory(), codePath)) { 11748 codeRoot = Environment.getOemDirectory(); 11749 } else if (FileUtils.contains(Environment.getVendorDirectory(), codePath)) { 11750 codeRoot = Environment.getVendorDirectory(); 11751 } else if (FileUtils.contains(Environment.getProductDirectory(), codePath)) { 11752 codeRoot = Environment.getProductDirectory(); 11753 } else { 11754 // Unrecognized code path; take its top real segment as the apk root: 11755 // e.g. /something/app/blah.apk => /something 11756 try { 11757 File f = codePath.getCanonicalFile(); 11758 File parent = f.getParentFile(); // non-null because codePath is a file 11759 File tmp; 11760 while ((tmp = parent.getParentFile()) != null) { 11761 f = parent; 11762 parent = tmp; 11763 } 11764 codeRoot = f; 11765 Slog.w(TAG, "Unrecognized code path " 11766 + codePath + " - using " + codeRoot); 11767 } catch (IOException e) { 11768 // Can't canonicalize the code path -- shenanigans? 11769 Slog.w(TAG, "Can't canonicalize code path " + codePath); 11770 return Environment.getRootDirectory().getPath(); 11771 } 11772 } 11773 return codeRoot.getPath(); 11774 } 11775 11776 /** 11777 * Derive and set the location of native libraries for the given package, 11778 * which varies depending on where and how the package was installed. 11779 */ 11780 private static void setNativeLibraryPaths(PackageParser.Package pkg, File appLib32InstallDir) { 11781 final ApplicationInfo info = pkg.applicationInfo; 11782 final String codePath = pkg.codePath; 11783 final File codeFile = new File(codePath); 11784 final boolean bundledApp = info.isSystemApp() && !info.isUpdatedSystemApp(); 11785 final boolean asecApp = info.isForwardLocked() || info.isExternalAsec(); 11786 11787 info.nativeLibraryRootDir = null; 11788 info.nativeLibraryRootRequiresIsa = false; 11789 info.nativeLibraryDir = null; 11790 info.secondaryNativeLibraryDir = null; 11791 11792 if (isApkFile(codeFile)) { 11793 // Monolithic install 11794 if (bundledApp) { 11795 // If "/system/lib64/apkname" exists, assume that is the per-package 11796 // native library directory to use; otherwise use "/system/lib/apkname". 11797 final String apkRoot = calculateBundledApkRoot(info.sourceDir); 11798 final boolean is64Bit = VMRuntime.is64BitInstructionSet( 11799 getPrimaryInstructionSet(info)); 11800 11801 // This is a bundled system app so choose the path based on the ABI. 11802 // if it's a 64 bit abi, use lib64 otherwise use lib32. Note that this 11803 // is just the default path. 11804 final String apkName = deriveCodePathName(codePath); 11805 final String libDir = is64Bit ? LIB64_DIR_NAME : LIB_DIR_NAME; 11806 info.nativeLibraryRootDir = Environment.buildPath(new File(apkRoot), libDir, 11807 apkName).getAbsolutePath(); 11808 11809 if (info.secondaryCpuAbi != null) { 11810 final String secondaryLibDir = is64Bit ? LIB_DIR_NAME : LIB64_DIR_NAME; 11811 info.secondaryNativeLibraryDir = Environment.buildPath(new File(apkRoot), 11812 secondaryLibDir, apkName).getAbsolutePath(); 11813 } 11814 } else if (asecApp) { 11815 info.nativeLibraryRootDir = new File(codeFile.getParentFile(), LIB_DIR_NAME) 11816 .getAbsolutePath(); 11817 } else { 11818 final String apkName = deriveCodePathName(codePath); 11819 info.nativeLibraryRootDir = new File(appLib32InstallDir, apkName) 11820 .getAbsolutePath(); 11821 } 11822 11823 info.nativeLibraryRootRequiresIsa = false; 11824 info.nativeLibraryDir = info.nativeLibraryRootDir; 11825 } else { 11826 // Cluster install 11827 info.nativeLibraryRootDir = new File(codeFile, LIB_DIR_NAME).getAbsolutePath(); 11828 info.nativeLibraryRootRequiresIsa = true; 11829 11830 info.nativeLibraryDir = new File(info.nativeLibraryRootDir, 11831 getPrimaryInstructionSet(info)).getAbsolutePath(); 11832 11833 if (info.secondaryCpuAbi != null) { 11834 info.secondaryNativeLibraryDir = new File(info.nativeLibraryRootDir, 11835 VMRuntime.getInstructionSet(info.secondaryCpuAbi)).getAbsolutePath(); 11836 } 11837 } 11838 } 11839 11840 /** 11841 * Calculate the abis and roots for a bundled app. These can uniquely 11842 * be determined from the contents of the system partition, i.e whether 11843 * it contains 64 or 32 bit shared libraries etc. We do not validate any 11844 * of this information, and instead assume that the system was built 11845 * sensibly. 11846 */ 11847 private static void setBundledAppAbisAndRoots(PackageParser.Package pkg, 11848 PackageSetting pkgSetting) { 11849 final String apkName = deriveCodePathName(pkg.applicationInfo.getCodePath()); 11850 11851 // If "/system/lib64/apkname" exists, assume that is the per-package 11852 // native library directory to use; otherwise use "/system/lib/apkname". 11853 final String apkRoot = calculateBundledApkRoot(pkg.applicationInfo.sourceDir); 11854 setBundledAppAbi(pkg, apkRoot, apkName); 11855 // pkgSetting might be null during rescan following uninstall of updates 11856 // to a bundled app, so accommodate that possibility. The settings in 11857 // that case will be established later from the parsed package. 11858 // 11859 // If the settings aren't null, sync them up with what we've just derived. 11860 // note that apkRoot isn't stored in the package settings. 11861 if (pkgSetting != null) { 11862 pkgSetting.primaryCpuAbiString = pkg.applicationInfo.primaryCpuAbi; 11863 pkgSetting.secondaryCpuAbiString = pkg.applicationInfo.secondaryCpuAbi; 11864 } 11865 } 11866 11867 /** 11868 * Deduces the ABI of a bundled app and sets the relevant fields on the 11869 * parsed pkg object. 11870 * 11871 * @param apkRoot the root of the installed apk, something like {@code /system} or {@code /oem} 11872 * under which system libraries are installed. 11873 * @param apkName the name of the installed package. 11874 */ 11875 private static void setBundledAppAbi(PackageParser.Package pkg, String apkRoot, String apkName) { 11876 final File codeFile = new File(pkg.codePath); 11877 11878 final boolean has64BitLibs; 11879 final boolean has32BitLibs; 11880 if (isApkFile(codeFile)) { 11881 // Monolithic install 11882 has64BitLibs = (new File(apkRoot, new File(LIB64_DIR_NAME, apkName).getPath())).exists(); 11883 has32BitLibs = (new File(apkRoot, new File(LIB_DIR_NAME, apkName).getPath())).exists(); 11884 } else { 11885 // Cluster install 11886 final File rootDir = new File(codeFile, LIB_DIR_NAME); 11887 if (!ArrayUtils.isEmpty(Build.SUPPORTED_64_BIT_ABIS) 11888 && !TextUtils.isEmpty(Build.SUPPORTED_64_BIT_ABIS[0])) { 11889 final String isa = VMRuntime.getInstructionSet(Build.SUPPORTED_64_BIT_ABIS[0]); 11890 has64BitLibs = (new File(rootDir, isa)).exists(); 11891 } else { 11892 has64BitLibs = false; 11893 } 11894 if (!ArrayUtils.isEmpty(Build.SUPPORTED_32_BIT_ABIS) 11895 && !TextUtils.isEmpty(Build.SUPPORTED_32_BIT_ABIS[0])) { 11896 final String isa = VMRuntime.getInstructionSet(Build.SUPPORTED_32_BIT_ABIS[0]); 11897 has32BitLibs = (new File(rootDir, isa)).exists(); 11898 } else { 11899 has32BitLibs = false; 11900 } 11901 } 11902 11903 if (has64BitLibs && !has32BitLibs) { 11904 // The package has 64 bit libs, but not 32 bit libs. Its primary 11905 // ABI should be 64 bit. We can safely assume here that the bundled 11906 // native libraries correspond to the most preferred ABI in the list. 11907 11908 pkg.applicationInfo.primaryCpuAbi = Build.SUPPORTED_64_BIT_ABIS[0]; 11909 pkg.applicationInfo.secondaryCpuAbi = null; 11910 } else if (has32BitLibs && !has64BitLibs) { 11911 // The package has 32 bit libs but not 64 bit libs. Its primary 11912 // ABI should be 32 bit. 11913 11914 pkg.applicationInfo.primaryCpuAbi = Build.SUPPORTED_32_BIT_ABIS[0]; 11915 pkg.applicationInfo.secondaryCpuAbi = null; 11916 } else if (has32BitLibs && has64BitLibs) { 11917 // The application has both 64 and 32 bit bundled libraries. We check 11918 // here that the app declares multiArch support, and warn if it doesn't. 11919 // 11920 // We will be lenient here and record both ABIs. The primary will be the 11921 // ABI that's higher on the list, i.e, a device that's configured to prefer 11922 // 64 bit apps will see a 64 bit primary ABI, 11923 11924 if ((pkg.applicationInfo.flags & ApplicationInfo.FLAG_MULTIARCH) == 0) { 11925 Slog.e(TAG, "Package " + pkg + " has multiple bundled libs, but is not multiarch."); 11926 } 11927 11928 if (VMRuntime.is64BitInstructionSet(getPreferredInstructionSet())) { 11929 pkg.applicationInfo.primaryCpuAbi = Build.SUPPORTED_64_BIT_ABIS[0]; 11930 pkg.applicationInfo.secondaryCpuAbi = Build.SUPPORTED_32_BIT_ABIS[0]; 11931 } else { 11932 pkg.applicationInfo.primaryCpuAbi = Build.SUPPORTED_32_BIT_ABIS[0]; 11933 pkg.applicationInfo.secondaryCpuAbi = Build.SUPPORTED_64_BIT_ABIS[0]; 11934 } 11935 } else { 11936 pkg.applicationInfo.primaryCpuAbi = null; 11937 pkg.applicationInfo.secondaryCpuAbi = null; 11938 } 11939 } 11940 11941 private void killApplication(String pkgName, int appId, String reason) { 11942 killApplication(pkgName, appId, UserHandle.USER_ALL, reason); 11943 } 11944 11945 private void killApplication(String pkgName, int appId, int userId, String reason) { 11946 // Request the ActivityManager to kill the process(only for existing packages) 11947 // so that we do not end up in a confused state while the user is still using the older 11948 // version of the application while the new one gets installed. 11949 final long token = Binder.clearCallingIdentity(); 11950 try { 11951 IActivityManager am = ActivityManager.getService(); 11952 if (am != null) { 11953 try { 11954 am.killApplication(pkgName, appId, userId, reason); 11955 } catch (RemoteException e) { 11956 } 11957 } 11958 } finally { 11959 Binder.restoreCallingIdentity(token); 11960 } 11961 } 11962 11963 private void removePackageLI(PackageParser.Package pkg, boolean chatty) { 11964 // Remove the parent package setting 11965 PackageSetting ps = (PackageSetting) pkg.mExtras; 11966 if (ps != null) { 11967 removePackageLI(ps, chatty); 11968 } 11969 // Remove the child package setting 11970 final int childCount = (pkg.childPackages != null) ? pkg.childPackages.size() : 0; 11971 for (int i = 0; i < childCount; i++) { 11972 PackageParser.Package childPkg = pkg.childPackages.get(i); 11973 ps = (PackageSetting) childPkg.mExtras; 11974 if (ps != null) { 11975 removePackageLI(ps, chatty); 11976 } 11977 } 11978 } 11979 11980 void removePackageLI(PackageSetting ps, boolean chatty) { 11981 if (DEBUG_INSTALL) { 11982 if (chatty) 11983 Log.d(TAG, "Removing package " + ps.name); 11984 } 11985 11986 // writer 11987 synchronized (mPackages) { 11988 mPackages.remove(ps.name); 11989 final PackageParser.Package pkg = ps.pkg; 11990 if (pkg != null) { 11991 cleanPackageDataStructuresLILPw(pkg, chatty); 11992 } 11993 } 11994 } 11995 11996 void removeInstalledPackageLI(PackageParser.Package pkg, boolean chatty) { 11997 if (DEBUG_INSTALL) { 11998 if (chatty) 11999 Log.d(TAG, "Removing package " + pkg.applicationInfo.packageName); 12000 } 12001 12002 // writer 12003 synchronized (mPackages) { 12004 // Remove the parent package 12005 mPackages.remove(pkg.applicationInfo.packageName); 12006 cleanPackageDataStructuresLILPw(pkg, chatty); 12007 12008 // Remove the child packages 12009 final int childCount = (pkg.childPackages != null) ? pkg.childPackages.size() : 0; 12010 for (int i = 0; i < childCount; i++) { 12011 PackageParser.Package childPkg = pkg.childPackages.get(i); 12012 mPackages.remove(childPkg.applicationInfo.packageName); 12013 cleanPackageDataStructuresLILPw(childPkg, chatty); 12014 } 12015 } 12016 } 12017 12018 void cleanPackageDataStructuresLILPw(PackageParser.Package pkg, boolean chatty) { 12019 int N = pkg.providers.size(); 12020 StringBuilder r = null; 12021 int i; 12022 for (i=0; i<N; i++) { 12023 PackageParser.Provider p = pkg.providers.get(i); 12024 mProviders.removeProvider(p); 12025 if (p.info.authority == null) { 12026 12027 /* There was another ContentProvider with this authority when 12028 * this app was installed so this authority is null, 12029 * Ignore it as we don't have to unregister the provider. 12030 */ 12031 continue; 12032 } 12033 String names[] = p.info.authority.split(";"); 12034 for (int j = 0; j < names.length; j++) { 12035 if (mProvidersByAuthority.get(names[j]) == p) { 12036 mProvidersByAuthority.remove(names[j]); 12037 if (DEBUG_REMOVE) { 12038 if (chatty) 12039 Log.d(TAG, "Unregistered content provider: " + names[j] 12040 + ", className = " + p.info.name + ", isSyncable = " 12041 + p.info.isSyncable); 12042 } 12043 } 12044 } 12045 if (DEBUG_REMOVE && chatty) { 12046 if (r == null) { 12047 r = new StringBuilder(256); 12048 } else { 12049 r.append(' '); 12050 } 12051 r.append(p.info.name); 12052 } 12053 } 12054 if (r != null) { 12055 if (DEBUG_REMOVE) Log.d(TAG, " Providers: " + r); 12056 } 12057 12058 N = pkg.services.size(); 12059 r = null; 12060 for (i=0; i<N; i++) { 12061 PackageParser.Service s = pkg.services.get(i); 12062 mServices.removeService(s); 12063 if (chatty) { 12064 if (r == null) { 12065 r = new StringBuilder(256); 12066 } else { 12067 r.append(' '); 12068 } 12069 r.append(s.info.name); 12070 } 12071 } 12072 if (r != null) { 12073 if (DEBUG_REMOVE) Log.d(TAG, " Services: " + r); 12074 } 12075 12076 N = pkg.receivers.size(); 12077 r = null; 12078 for (i=0; i<N; i++) { 12079 PackageParser.Activity a = pkg.receivers.get(i); 12080 mReceivers.removeActivity(a, "receiver"); 12081 if (DEBUG_REMOVE && chatty) { 12082 if (r == null) { 12083 r = new StringBuilder(256); 12084 } else { 12085 r.append(' '); 12086 } 12087 r.append(a.info.name); 12088 } 12089 } 12090 if (r != null) { 12091 if (DEBUG_REMOVE) Log.d(TAG, " Receivers: " + r); 12092 } 12093 12094 N = pkg.activities.size(); 12095 r = null; 12096 for (i=0; i<N; i++) { 12097 PackageParser.Activity a = pkg.activities.get(i); 12098 mActivities.removeActivity(a, "activity"); 12099 if (DEBUG_REMOVE && chatty) { 12100 if (r == null) { 12101 r = new StringBuilder(256); 12102 } else { 12103 r.append(' '); 12104 } 12105 r.append(a.info.name); 12106 } 12107 } 12108 if (r != null) { 12109 if (DEBUG_REMOVE) Log.d(TAG, " Activities: " + r); 12110 } 12111 12112 mPermissionManager.removeAllPermissions(pkg, chatty); 12113 12114 N = pkg.instrumentation.size(); 12115 r = null; 12116 for (i=0; i<N; i++) { 12117 PackageParser.Instrumentation a = pkg.instrumentation.get(i); 12118 mInstrumentation.remove(a.getComponentName()); 12119 if (DEBUG_REMOVE && chatty) { 12120 if (r == null) { 12121 r = new StringBuilder(256); 12122 } else { 12123 r.append(' '); 12124 } 12125 r.append(a.info.name); 12126 } 12127 } 12128 if (r != null) { 12129 if (DEBUG_REMOVE) Log.d(TAG, " Instrumentation: " + r); 12130 } 12131 12132 r = null; 12133 if ((pkg.applicationInfo.flags&ApplicationInfo.FLAG_SYSTEM) != 0) { 12134 // Only system apps can hold shared libraries. 12135 if (pkg.libraryNames != null) { 12136 for (i = 0; i < pkg.libraryNames.size(); i++) { 12137 String name = pkg.libraryNames.get(i); 12138 if (removeSharedLibraryLPw(name, 0)) { 12139 if (DEBUG_REMOVE && chatty) { 12140 if (r == null) { 12141 r = new StringBuilder(256); 12142 } else { 12143 r.append(' '); 12144 } 12145 r.append(name); 12146 } 12147 } 12148 } 12149 } 12150 } 12151 12152 r = null; 12153 12154 // Any package can hold static shared libraries. 12155 if (pkg.staticSharedLibName != null) { 12156 if (removeSharedLibraryLPw(pkg.staticSharedLibName, pkg.staticSharedLibVersion)) { 12157 if (DEBUG_REMOVE && chatty) { 12158 if (r == null) { 12159 r = new StringBuilder(256); 12160 } else { 12161 r.append(' '); 12162 } 12163 r.append(pkg.staticSharedLibName); 12164 } 12165 } 12166 } 12167 12168 if (r != null) { 12169 if (DEBUG_REMOVE) Log.d(TAG, " Libraries: " + r); 12170 } 12171 } 12172 12173 12174 final class ActivityIntentResolver 12175 extends IntentResolver<PackageParser.ActivityIntentInfo, ResolveInfo> { 12176 public List<ResolveInfo> queryIntent(Intent intent, String resolvedType, 12177 boolean defaultOnly, int userId) { 12178 if (!sUserManager.exists(userId)) return null; 12179 mFlags = (defaultOnly ? PackageManager.MATCH_DEFAULT_ONLY : 0); 12180 return super.queryIntent(intent, resolvedType, defaultOnly, userId); 12181 } 12182 12183 public List<ResolveInfo> queryIntent(Intent intent, String resolvedType, int flags, 12184 int userId) { 12185 if (!sUserManager.exists(userId)) return null; 12186 mFlags = flags; 12187 return super.queryIntent(intent, resolvedType, 12188 (flags & PackageManager.MATCH_DEFAULT_ONLY) != 0, 12189 userId); 12190 } 12191 12192 public List<ResolveInfo> queryIntentForPackage(Intent intent, String resolvedType, 12193 int flags, ArrayList<PackageParser.Activity> packageActivities, int userId) { 12194 if (!sUserManager.exists(userId)) return null; 12195 if (packageActivities == null) { 12196 return null; 12197 } 12198 mFlags = flags; 12199 final boolean defaultOnly = (flags & PackageManager.MATCH_DEFAULT_ONLY) != 0; 12200 final int N = packageActivities.size(); 12201 ArrayList<PackageParser.ActivityIntentInfo[]> listCut = 12202 new ArrayList<PackageParser.ActivityIntentInfo[]>(N); 12203 12204 ArrayList<PackageParser.ActivityIntentInfo> intentFilters; 12205 for (int i = 0; i < N; ++i) { 12206 intentFilters = packageActivities.get(i).intents; 12207 if (intentFilters != null && intentFilters.size() > 0) { 12208 PackageParser.ActivityIntentInfo[] array = 12209 new PackageParser.ActivityIntentInfo[intentFilters.size()]; 12210 intentFilters.toArray(array); 12211 listCut.add(array); 12212 } 12213 } 12214 return super.queryIntentFromList(intent, resolvedType, defaultOnly, listCut, userId); 12215 } 12216 12217 /** 12218 * Finds a privileged activity that matches the specified activity names. 12219 */ 12220 private PackageParser.Activity findMatchingActivity( 12221 List<PackageParser.Activity> activityList, ActivityInfo activityInfo) { 12222 for (PackageParser.Activity sysActivity : activityList) { 12223 if (sysActivity.info.name.equals(activityInfo.name)) { 12224 return sysActivity; 12225 } 12226 if (sysActivity.info.name.equals(activityInfo.targetActivity)) { 12227 return sysActivity; 12228 } 12229 if (sysActivity.info.targetActivity != null) { 12230 if (sysActivity.info.targetActivity.equals(activityInfo.name)) { 12231 return sysActivity; 12232 } 12233 if (sysActivity.info.targetActivity.equals(activityInfo.targetActivity)) { 12234 return sysActivity; 12235 } 12236 } 12237 } 12238 return null; 12239 } 12240 12241 public class IterGenerator<E> { 12242 public Iterator<E> generate(ActivityIntentInfo info) { 12243 return null; 12244 } 12245 } 12246 12247 public class ActionIterGenerator extends IterGenerator<String> { 12248 @Override 12249 public Iterator<String> generate(ActivityIntentInfo info) { 12250 return info.actionsIterator(); 12251 } 12252 } 12253 12254 public class CategoriesIterGenerator extends IterGenerator<String> { 12255 @Override 12256 public Iterator<String> generate(ActivityIntentInfo info) { 12257 return info.categoriesIterator(); 12258 } 12259 } 12260 12261 public class SchemesIterGenerator extends IterGenerator<String> { 12262 @Override 12263 public Iterator<String> generate(ActivityIntentInfo info) { 12264 return info.schemesIterator(); 12265 } 12266 } 12267 12268 public class AuthoritiesIterGenerator extends IterGenerator<IntentFilter.AuthorityEntry> { 12269 @Override 12270 public Iterator<IntentFilter.AuthorityEntry> generate(ActivityIntentInfo info) { 12271 return info.authoritiesIterator(); 12272 } 12273 } 12274 12275 /** 12276 * <em>WARNING</em> for performance reasons, the passed in intentList WILL BE 12277 * MODIFIED. Do not pass in a list that should not be changed. 12278 */ 12279 private <T> void getIntentListSubset(List<ActivityIntentInfo> intentList, 12280 IterGenerator<T> generator, Iterator<T> searchIterator) { 12281 // loop through the set of actions; every one must be found in the intent filter 12282 while (searchIterator.hasNext()) { 12283 // we must have at least one filter in the list to consider a match 12284 if (intentList.size() == 0) { 12285 break; 12286 } 12287 12288 final T searchAction = searchIterator.next(); 12289 12290 // loop through the set of intent filters 12291 final Iterator<ActivityIntentInfo> intentIter = intentList.iterator(); 12292 while (intentIter.hasNext()) { 12293 final ActivityIntentInfo intentInfo = intentIter.next(); 12294 boolean selectionFound = false; 12295 12296 // loop through the intent filter's selection criteria; at least one 12297 // of them must match the searched criteria 12298 final Iterator<T> intentSelectionIter = generator.generate(intentInfo); 12299 while (intentSelectionIter != null && intentSelectionIter.hasNext()) { 12300 final T intentSelection = intentSelectionIter.next(); 12301 if (intentSelection != null && intentSelection.equals(searchAction)) { 12302 selectionFound = true; 12303 break; 12304 } 12305 } 12306 12307 // the selection criteria wasn't found in this filter's set; this filter 12308 // is not a potential match 12309 if (!selectionFound) { 12310 intentIter.remove(); 12311 } 12312 } 12313 } 12314 } 12315 12316 private boolean isProtectedAction(ActivityIntentInfo filter) { 12317 final Iterator<String> actionsIter = filter.actionsIterator(); 12318 while (actionsIter != null && actionsIter.hasNext()) { 12319 final String filterAction = actionsIter.next(); 12320 if (PROTECTED_ACTIONS.contains(filterAction)) { 12321 return true; 12322 } 12323 } 12324 return false; 12325 } 12326 12327 /** 12328 * Adjusts the priority of the given intent filter according to policy. 12329 * <p> 12330 * <ul> 12331 * <li>The priority for non privileged applications is capped to '0'</li> 12332 * <li>The priority for protected actions on privileged applications is capped to '0'</li> 12333 * <li>The priority for unbundled updates to privileged applications is capped to the 12334 * priority defined on the system partition</li> 12335 * </ul> 12336 * <p> 12337 * <em>NOTE:</em> There is one exception. For security reasons, the setup wizard is 12338 * allowed to obtain any priority on any action. 12339 */ 12340 private void adjustPriority( 12341 List<PackageParser.Activity> systemActivities, ActivityIntentInfo intent) { 12342 // nothing to do; priority is fine as-is 12343 if (intent.getPriority() <= 0) { 12344 return; 12345 } 12346 12347 final ActivityInfo activityInfo = intent.activity.info; 12348 final ApplicationInfo applicationInfo = activityInfo.applicationInfo; 12349 12350 final boolean privilegedApp = 12351 ((applicationInfo.privateFlags & ApplicationInfo.PRIVATE_FLAG_PRIVILEGED) != 0); 12352 if (!privilegedApp) { 12353 // non-privileged applications can never define a priority >0 12354 if (DEBUG_FILTERS) { 12355 Slog.i(TAG, "Non-privileged app; cap priority to 0;" 12356 + " package: " + applicationInfo.packageName 12357 + " activity: " + intent.activity.className 12358 + " origPrio: " + intent.getPriority()); 12359 } 12360 intent.setPriority(0); 12361 return; 12362 } 12363 12364 if (systemActivities == null) { 12365 // the system package is not disabled; we're parsing the system partition 12366 if (isProtectedAction(intent)) { 12367 if (mDeferProtectedFilters) { 12368 // We can't deal with these just yet. No component should ever obtain a 12369 // >0 priority for a protected actions, with ONE exception -- the setup 12370 // wizard. The setup wizard, however, cannot be known until we're able to 12371 // query it for the category CATEGORY_SETUP_WIZARD. Which we can't do 12372 // until all intent filters have been processed. Chicken, meet egg. 12373 // Let the filter temporarily have a high priority and rectify the 12374 // priorities after all system packages have been scanned. 12375 mProtectedFilters.add(intent); 12376 if (DEBUG_FILTERS) { 12377 Slog.i(TAG, "Protected action; save for later;" 12378 + " package: " + applicationInfo.packageName 12379 + " activity: " + intent.activity.className 12380 + " origPrio: " + intent.getPriority()); 12381 } 12382 return; 12383 } else { 12384 if (DEBUG_FILTERS && mSetupWizardPackage == null) { 12385 Slog.i(TAG, "No setup wizard;" 12386 + " All protected intents capped to priority 0"); 12387 } 12388 if (intent.activity.info.packageName.equals(mSetupWizardPackage)) { 12389 if (DEBUG_FILTERS) { 12390 Slog.i(TAG, "Found setup wizard;" 12391 + " allow priority " + intent.getPriority() + ";" 12392 + " package: " + intent.activity.info.packageName 12393 + " activity: " + intent.activity.className 12394 + " priority: " + intent.getPriority()); 12395 } 12396 // setup wizard gets whatever it wants 12397 return; 12398 } 12399 if (DEBUG_FILTERS) { 12400 Slog.i(TAG, "Protected action; cap priority to 0;" 12401 + " package: " + intent.activity.info.packageName 12402 + " activity: " + intent.activity.className 12403 + " origPrio: " + intent.getPriority()); 12404 } 12405 intent.setPriority(0); 12406 return; 12407 } 12408 } 12409 // privileged apps on the system image get whatever priority they request 12410 return; 12411 } 12412 12413 // privileged app unbundled update ... try to find the same activity 12414 final PackageParser.Activity foundActivity = 12415 findMatchingActivity(systemActivities, activityInfo); 12416 if (foundActivity == null) { 12417 // this is a new activity; it cannot obtain >0 priority 12418 if (DEBUG_FILTERS) { 12419 Slog.i(TAG, "New activity; cap priority to 0;" 12420 + " package: " + applicationInfo.packageName 12421 + " activity: " + intent.activity.className 12422 + " origPrio: " + intent.getPriority()); 12423 } 12424 intent.setPriority(0); 12425 return; 12426 } 12427 12428 // found activity, now check for filter equivalence 12429 12430 // a shallow copy is enough; we modify the list, not its contents 12431 final List<ActivityIntentInfo> intentListCopy = 12432 new ArrayList<>(foundActivity.intents); 12433 final List<ActivityIntentInfo> foundFilters = findFilters(intent); 12434 12435 // find matching action subsets 12436 final Iterator<String> actionsIterator = intent.actionsIterator(); 12437 if (actionsIterator != null) { 12438 getIntentListSubset( 12439 intentListCopy, new ActionIterGenerator(), actionsIterator); 12440 if (intentListCopy.size() == 0) { 12441 // no more intents to match; we're not equivalent 12442 if (DEBUG_FILTERS) { 12443 Slog.i(TAG, "Mismatched action; cap priority to 0;" 12444 + " package: " + applicationInfo.packageName 12445 + " activity: " + intent.activity.className 12446 + " origPrio: " + intent.getPriority()); 12447 } 12448 intent.setPriority(0); 12449 return; 12450 } 12451 } 12452 12453 // find matching category subsets 12454 final Iterator<String> categoriesIterator = intent.categoriesIterator(); 12455 if (categoriesIterator != null) { 12456 getIntentListSubset(intentListCopy, new CategoriesIterGenerator(), 12457 categoriesIterator); 12458 if (intentListCopy.size() == 0) { 12459 // no more intents to match; we're not equivalent 12460 if (DEBUG_FILTERS) { 12461 Slog.i(TAG, "Mismatched category; cap priority to 0;" 12462 + " package: " + applicationInfo.packageName 12463 + " activity: " + intent.activity.className 12464 + " origPrio: " + intent.getPriority()); 12465 } 12466 intent.setPriority(0); 12467 return; 12468 } 12469 } 12470 12471 // find matching schemes subsets 12472 final Iterator<String> schemesIterator = intent.schemesIterator(); 12473 if (schemesIterator != null) { 12474 getIntentListSubset(intentListCopy, new SchemesIterGenerator(), 12475 schemesIterator); 12476 if (intentListCopy.size() == 0) { 12477 // no more intents to match; we're not equivalent 12478 if (DEBUG_FILTERS) { 12479 Slog.i(TAG, "Mismatched scheme; cap priority to 0;" 12480 + " package: " + applicationInfo.packageName 12481 + " activity: " + intent.activity.className 12482 + " origPrio: " + intent.getPriority()); 12483 } 12484 intent.setPriority(0); 12485 return; 12486 } 12487 } 12488 12489 // find matching authorities subsets 12490 final Iterator<IntentFilter.AuthorityEntry> 12491 authoritiesIterator = intent.authoritiesIterator(); 12492 if (authoritiesIterator != null) { 12493 getIntentListSubset(intentListCopy, 12494 new AuthoritiesIterGenerator(), 12495 authoritiesIterator); 12496 if (intentListCopy.size() == 0) { 12497 // no more intents to match; we're not equivalent 12498 if (DEBUG_FILTERS) { 12499 Slog.i(TAG, "Mismatched authority; cap priority to 0;" 12500 + " package: " + applicationInfo.packageName 12501 + " activity: " + intent.activity.className 12502 + " origPrio: " + intent.getPriority()); 12503 } 12504 intent.setPriority(0); 12505 return; 12506 } 12507 } 12508 12509 // we found matching filter(s); app gets the max priority of all intents 12510 int cappedPriority = 0; 12511 for (int i = intentListCopy.size() - 1; i >= 0; --i) { 12512 cappedPriority = Math.max(cappedPriority, intentListCopy.get(i).getPriority()); 12513 } 12514 if (intent.getPriority() > cappedPriority) { 12515 if (DEBUG_FILTERS) { 12516 Slog.i(TAG, "Found matching filter(s);" 12517 + " cap priority to " + cappedPriority + ";" 12518 + " package: " + applicationInfo.packageName 12519 + " activity: " + intent.activity.className 12520 + " origPrio: " + intent.getPriority()); 12521 } 12522 intent.setPriority(cappedPriority); 12523 return; 12524 } 12525 // all this for nothing; the requested priority was <= what was on the system 12526 } 12527 12528 public final void addActivity(PackageParser.Activity a, String type) { 12529 mActivities.put(a.getComponentName(), a); 12530 if (DEBUG_SHOW_INFO) 12531 Log.v( 12532 TAG, " " + type + " " + 12533 (a.info.nonLocalizedLabel != null ? a.info.nonLocalizedLabel : a.info.name) + ":"); 12534 if (DEBUG_SHOW_INFO) 12535 Log.v(TAG, " Class=" + a.info.name); 12536 final int NI = a.intents.size(); 12537 for (int j=0; j<NI; j++) { 12538 PackageParser.ActivityIntentInfo intent = a.intents.get(j); 12539 if ("activity".equals(type)) { 12540 final PackageSetting ps = 12541 mSettings.getDisabledSystemPkgLPr(intent.activity.info.packageName); 12542 final List<PackageParser.Activity> systemActivities = 12543 ps != null && ps.pkg != null ? ps.pkg.activities : null; 12544 adjustPriority(systemActivities, intent); 12545 } 12546 if (DEBUG_SHOW_INFO) { 12547 Log.v(TAG, " IntentFilter:"); 12548 intent.dump(new LogPrinter(Log.VERBOSE, TAG), " "); 12549 } 12550 if (!intent.debugCheck()) { 12551 Log.w(TAG, "==> For Activity " + a.info.name); 12552 } 12553 addFilter(intent); 12554 } 12555 } 12556 12557 public final void removeActivity(PackageParser.Activity a, String type) { 12558 mActivities.remove(a.getComponentName()); 12559 if (DEBUG_SHOW_INFO) { 12560 Log.v(TAG, " " + type + " " 12561 + (a.info.nonLocalizedLabel != null ? a.info.nonLocalizedLabel 12562 : a.info.name) + ":"); 12563 Log.v(TAG, " Class=" + a.info.name); 12564 } 12565 final int NI = a.intents.size(); 12566 for (int j=0; j<NI; j++) { 12567 PackageParser.ActivityIntentInfo intent = a.intents.get(j); 12568 if (DEBUG_SHOW_INFO) { 12569 Log.v(TAG, " IntentFilter:"); 12570 intent.dump(new LogPrinter(Log.VERBOSE, TAG), " "); 12571 } 12572 removeFilter(intent); 12573 } 12574 } 12575 12576 @Override 12577 protected boolean allowFilterResult( 12578 PackageParser.ActivityIntentInfo filter, List<ResolveInfo> dest) { 12579 ActivityInfo filterAi = filter.activity.info; 12580 for (int i=dest.size()-1; i>=0; i--) { 12581 ActivityInfo destAi = dest.get(i).activityInfo; 12582 if (destAi.name == filterAi.name 12583 && destAi.packageName == filterAi.packageName) { 12584 return false; 12585 } 12586 } 12587 return true; 12588 } 12589 12590 @Override 12591 protected ActivityIntentInfo[] newArray(int size) { 12592 return new ActivityIntentInfo[size]; 12593 } 12594 12595 @Override 12596 protected boolean isFilterStopped(PackageParser.ActivityIntentInfo filter, int userId) { 12597 if (!sUserManager.exists(userId)) return true; 12598 PackageParser.Package p = filter.activity.owner; 12599 if (p != null) { 12600 PackageSetting ps = (PackageSetting)p.mExtras; 12601 if (ps != null) { 12602 // System apps are never considered stopped for purposes of 12603 // filtering, because there may be no way for the user to 12604 // actually re-launch them. 12605 return (ps.pkgFlags&ApplicationInfo.FLAG_SYSTEM) == 0 12606 && ps.getStopped(userId); 12607 } 12608 } 12609 return false; 12610 } 12611 12612 @Override 12613 protected boolean isPackageForFilter(String packageName, 12614 PackageParser.ActivityIntentInfo info) { 12615 return packageName.equals(info.activity.owner.packageName); 12616 } 12617 12618 @Override 12619 protected ResolveInfo newResult(PackageParser.ActivityIntentInfo info, 12620 int match, int userId) { 12621 if (!sUserManager.exists(userId)) return null; 12622 if (!mSettings.isEnabledAndMatchLPr(info.activity.info, mFlags, userId)) { 12623 return null; 12624 } 12625 final PackageParser.Activity activity = info.activity; 12626 PackageSetting ps = (PackageSetting) activity.owner.mExtras; 12627 if (ps == null) { 12628 return null; 12629 } 12630 final PackageUserState userState = ps.readUserState(userId); 12631 ActivityInfo ai = 12632 PackageParser.generateActivityInfo(activity, mFlags, userState, userId); 12633 if (ai == null) { 12634 return null; 12635 } 12636 final boolean matchExplicitlyVisibleOnly = 12637 (mFlags & PackageManager.MATCH_EXPLICITLY_VISIBLE_ONLY) != 0; 12638 final boolean matchVisibleToInstantApp = 12639 (mFlags & PackageManager.MATCH_VISIBLE_TO_INSTANT_APP_ONLY) != 0; 12640 final boolean componentVisible = 12641 matchVisibleToInstantApp 12642 && info.isVisibleToInstantApp() 12643 && (!matchExplicitlyVisibleOnly || info.isExplicitlyVisibleToInstantApp()); 12644 final boolean matchInstantApp = (mFlags & PackageManager.MATCH_INSTANT) != 0; 12645 // throw out filters that aren't visible to ephemeral apps 12646 if (matchVisibleToInstantApp && !(componentVisible || userState.instantApp)) { 12647 return null; 12648 } 12649 // throw out instant app filters if we're not explicitly requesting them 12650 if (!matchInstantApp && userState.instantApp) { 12651 return null; 12652 } 12653 // throw out instant app filters if updates are available; will trigger 12654 // instant app resolution 12655 if (userState.instantApp && ps.isUpdateAvailable()) { 12656 return null; 12657 } 12658 final ResolveInfo res = new ResolveInfo(); 12659 res.activityInfo = ai; 12660 if ((mFlags&PackageManager.GET_RESOLVED_FILTER) != 0) { 12661 res.filter = info; 12662 } 12663 if (info != null) { 12664 res.handleAllWebDataURI = info.handleAllWebDataURI(); 12665 } 12666 res.priority = info.getPriority(); 12667 res.preferredOrder = activity.owner.mPreferredOrder; 12668 //System.out.println("Result: " + res.activityInfo.className + 12669 // " = " + res.priority); 12670 res.match = match; 12671 res.isDefault = info.hasDefault; 12672 res.labelRes = info.labelRes; 12673 res.nonLocalizedLabel = info.nonLocalizedLabel; 12674 if (userNeedsBadging(userId)) { 12675 res.noResourceId = true; 12676 } else { 12677 res.icon = info.icon; 12678 } 12679 res.iconResourceId = info.icon; 12680 res.system = res.activityInfo.applicationInfo.isSystemApp(); 12681 res.isInstantAppAvailable = userState.instantApp; 12682 return res; 12683 } 12684 12685 @Override 12686 protected void sortResults(List<ResolveInfo> results) { 12687 Collections.sort(results, mResolvePrioritySorter); 12688 } 12689 12690 @Override 12691 protected void dumpFilter(PrintWriter out, String prefix, 12692 PackageParser.ActivityIntentInfo filter) { 12693 out.print(prefix); out.print( 12694 Integer.toHexString(System.identityHashCode(filter.activity))); 12695 out.print(' '); 12696 filter.activity.printComponentShortName(out); 12697 out.print(" filter "); 12698 out.println(Integer.toHexString(System.identityHashCode(filter))); 12699 } 12700 12701 @Override 12702 protected Object filterToLabel(PackageParser.ActivityIntentInfo filter) { 12703 return filter.activity; 12704 } 12705 12706 protected void dumpFilterLabel(PrintWriter out, String prefix, Object label, int count) { 12707 PackageParser.Activity activity = (PackageParser.Activity)label; 12708 out.print(prefix); out.print( 12709 Integer.toHexString(System.identityHashCode(activity))); 12710 out.print(' '); 12711 activity.printComponentShortName(out); 12712 if (count > 1) { 12713 out.print(" ("); out.print(count); out.print(" filters)"); 12714 } 12715 out.println(); 12716 } 12717 12718 // Keys are String (activity class name), values are Activity. 12719 private final ArrayMap<ComponentName, PackageParser.Activity> mActivities 12720 = new ArrayMap<ComponentName, PackageParser.Activity>(); 12721 private int mFlags; 12722 } 12723 12724 private final class ServiceIntentResolver 12725 extends IntentResolver<PackageParser.ServiceIntentInfo, ResolveInfo> { 12726 public List<ResolveInfo> queryIntent(Intent intent, String resolvedType, 12727 boolean defaultOnly, int userId) { 12728 mFlags = defaultOnly ? PackageManager.MATCH_DEFAULT_ONLY : 0; 12729 return super.queryIntent(intent, resolvedType, defaultOnly, userId); 12730 } 12731 12732 public List<ResolveInfo> queryIntent(Intent intent, String resolvedType, int flags, 12733 int userId) { 12734 if (!sUserManager.exists(userId)) return null; 12735 mFlags = flags; 12736 return super.queryIntent(intent, resolvedType, 12737 (flags & PackageManager.MATCH_DEFAULT_ONLY) != 0, 12738 userId); 12739 } 12740 12741 public List<ResolveInfo> queryIntentForPackage(Intent intent, String resolvedType, 12742 int flags, ArrayList<PackageParser.Service> packageServices, int userId) { 12743 if (!sUserManager.exists(userId)) return null; 12744 if (packageServices == null) { 12745 return null; 12746 } 12747 mFlags = flags; 12748 final boolean defaultOnly = (flags&PackageManager.MATCH_DEFAULT_ONLY) != 0; 12749 final int N = packageServices.size(); 12750 ArrayList<PackageParser.ServiceIntentInfo[]> listCut = 12751 new ArrayList<PackageParser.ServiceIntentInfo[]>(N); 12752 12753 ArrayList<PackageParser.ServiceIntentInfo> intentFilters; 12754 for (int i = 0; i < N; ++i) { 12755 intentFilters = packageServices.get(i).intents; 12756 if (intentFilters != null && intentFilters.size() > 0) { 12757 PackageParser.ServiceIntentInfo[] array = 12758 new PackageParser.ServiceIntentInfo[intentFilters.size()]; 12759 intentFilters.toArray(array); 12760 listCut.add(array); 12761 } 12762 } 12763 return super.queryIntentFromList(intent, resolvedType, defaultOnly, listCut, userId); 12764 } 12765 12766 public final void addService(PackageParser.Service s) { 12767 mServices.put(s.getComponentName(), s); 12768 if (DEBUG_SHOW_INFO) { 12769 Log.v(TAG, " " 12770 + (s.info.nonLocalizedLabel != null 12771 ? s.info.nonLocalizedLabel : s.info.name) + ":"); 12772 Log.v(TAG, " Class=" + s.info.name); 12773 } 12774 final int NI = s.intents.size(); 12775 int j; 12776 for (j=0; j<NI; j++) { 12777 PackageParser.ServiceIntentInfo intent = s.intents.get(j); 12778 if (DEBUG_SHOW_INFO) { 12779 Log.v(TAG, " IntentFilter:"); 12780 intent.dump(new LogPrinter(Log.VERBOSE, TAG), " "); 12781 } 12782 if (!intent.debugCheck()) { 12783 Log.w(TAG, "==> For Service " + s.info.name); 12784 } 12785 addFilter(intent); 12786 } 12787 } 12788 12789 public final void removeService(PackageParser.Service s) { 12790 mServices.remove(s.getComponentName()); 12791 if (DEBUG_SHOW_INFO) { 12792 Log.v(TAG, " " + (s.info.nonLocalizedLabel != null 12793 ? s.info.nonLocalizedLabel : s.info.name) + ":"); 12794 Log.v(TAG, " Class=" + s.info.name); 12795 } 12796 final int NI = s.intents.size(); 12797 int j; 12798 for (j=0; j<NI; j++) { 12799 PackageParser.ServiceIntentInfo intent = s.intents.get(j); 12800 if (DEBUG_SHOW_INFO) { 12801 Log.v(TAG, " IntentFilter:"); 12802 intent.dump(new LogPrinter(Log.VERBOSE, TAG), " "); 12803 } 12804 removeFilter(intent); 12805 } 12806 } 12807 12808 @Override 12809 protected boolean allowFilterResult( 12810 PackageParser.ServiceIntentInfo filter, List<ResolveInfo> dest) { 12811 ServiceInfo filterSi = filter.service.info; 12812 for (int i=dest.size()-1; i>=0; i--) { 12813 ServiceInfo destAi = dest.get(i).serviceInfo; 12814 if (destAi.name == filterSi.name 12815 && destAi.packageName == filterSi.packageName) { 12816 return false; 12817 } 12818 } 12819 return true; 12820 } 12821 12822 @Override 12823 protected PackageParser.ServiceIntentInfo[] newArray(int size) { 12824 return new PackageParser.ServiceIntentInfo[size]; 12825 } 12826 12827 @Override 12828 protected boolean isFilterStopped(PackageParser.ServiceIntentInfo filter, int userId) { 12829 if (!sUserManager.exists(userId)) return true; 12830 PackageParser.Package p = filter.service.owner; 12831 if (p != null) { 12832 PackageSetting ps = (PackageSetting)p.mExtras; 12833 if (ps != null) { 12834 // System apps are never considered stopped for purposes of 12835 // filtering, because there may be no way for the user to 12836 // actually re-launch them. 12837 return (ps.pkgFlags & ApplicationInfo.FLAG_SYSTEM) == 0 12838 && ps.getStopped(userId); 12839 } 12840 } 12841 return false; 12842 } 12843 12844 @Override 12845 protected boolean isPackageForFilter(String packageName, 12846 PackageParser.ServiceIntentInfo info) { 12847 return packageName.equals(info.service.owner.packageName); 12848 } 12849 12850 @Override 12851 protected ResolveInfo newResult(PackageParser.ServiceIntentInfo filter, 12852 int match, int userId) { 12853 if (!sUserManager.exists(userId)) return null; 12854 final PackageParser.ServiceIntentInfo info = (PackageParser.ServiceIntentInfo)filter; 12855 if (!mSettings.isEnabledAndMatchLPr(info.service.info, mFlags, userId)) { 12856 return null; 12857 } 12858 final PackageParser.Service service = info.service; 12859 PackageSetting ps = (PackageSetting) service.owner.mExtras; 12860 if (ps == null) { 12861 return null; 12862 } 12863 final PackageUserState userState = ps.readUserState(userId); 12864 ServiceInfo si = PackageParser.generateServiceInfo(service, mFlags, 12865 userState, userId); 12866 if (si == null) { 12867 return null; 12868 } 12869 final boolean matchVisibleToInstantApp = 12870 (mFlags & PackageManager.MATCH_VISIBLE_TO_INSTANT_APP_ONLY) != 0; 12871 final boolean isInstantApp = (mFlags & PackageManager.MATCH_INSTANT) != 0; 12872 // throw out filters that aren't visible to ephemeral apps 12873 if (matchVisibleToInstantApp 12874 && !(info.isVisibleToInstantApp() || userState.instantApp)) { 12875 return null; 12876 } 12877 // throw out ephemeral filters if we're not explicitly requesting them 12878 if (!isInstantApp && userState.instantApp) { 12879 return null; 12880 } 12881 // throw out instant app filters if updates are available; will trigger 12882 // instant app resolution 12883 if (userState.instantApp && ps.isUpdateAvailable()) { 12884 return null; 12885 } 12886 final ResolveInfo res = new ResolveInfo(); 12887 res.serviceInfo = si; 12888 if ((mFlags&PackageManager.GET_RESOLVED_FILTER) != 0) { 12889 res.filter = filter; 12890 } 12891 res.priority = info.getPriority(); 12892 res.preferredOrder = service.owner.mPreferredOrder; 12893 res.match = match; 12894 res.isDefault = info.hasDefault; 12895 res.labelRes = info.labelRes; 12896 res.nonLocalizedLabel = info.nonLocalizedLabel; 12897 res.icon = info.icon; 12898 res.system = res.serviceInfo.applicationInfo.isSystemApp(); 12899 return res; 12900 } 12901 12902 @Override 12903 protected void sortResults(List<ResolveInfo> results) { 12904 Collections.sort(results, mResolvePrioritySorter); 12905 } 12906 12907 @Override 12908 protected void dumpFilter(PrintWriter out, String prefix, 12909 PackageParser.ServiceIntentInfo filter) { 12910 out.print(prefix); out.print( 12911 Integer.toHexString(System.identityHashCode(filter.service))); 12912 out.print(' '); 12913 filter.service.printComponentShortName(out); 12914 out.print(" filter "); 12915 out.print(Integer.toHexString(System.identityHashCode(filter))); 12916 if (filter.service.info.permission != null) { 12917 out.print(" permission "); out.println(filter.service.info.permission); 12918 } else { 12919 out.println(); 12920 } 12921 } 12922 12923 @Override 12924 protected Object filterToLabel(PackageParser.ServiceIntentInfo filter) { 12925 return filter.service; 12926 } 12927 12928 protected void dumpFilterLabel(PrintWriter out, String prefix, Object label, int count) { 12929 PackageParser.Service service = (PackageParser.Service)label; 12930 out.print(prefix); out.print( 12931 Integer.toHexString(System.identityHashCode(service))); 12932 out.print(' '); 12933 service.printComponentShortName(out); 12934 if (count > 1) { 12935 out.print(" ("); out.print(count); out.print(" filters)"); 12936 } 12937 out.println(); 12938 } 12939 12940// List<ResolveInfo> filterEnabled(List<ResolveInfo> resolveInfoList) { 12941// final Iterator<ResolveInfo> i = resolveInfoList.iterator(); 12942// final List<ResolveInfo> retList = Lists.newArrayList(); 12943// while (i.hasNext()) { 12944// final ResolveInfo resolveInfo = (ResolveInfo) i; 12945// if (isEnabledLP(resolveInfo.serviceInfo)) { 12946// retList.add(resolveInfo); 12947// } 12948// } 12949// return retList; 12950// } 12951 12952 // Keys are String (activity class name), values are Activity. 12953 private final ArrayMap<ComponentName, PackageParser.Service> mServices 12954 = new ArrayMap<ComponentName, PackageParser.Service>(); 12955 private int mFlags; 12956 } 12957 12958 private final class ProviderIntentResolver 12959 extends IntentResolver<PackageParser.ProviderIntentInfo, ResolveInfo> { 12960 public List<ResolveInfo> queryIntent(Intent intent, String resolvedType, 12961 boolean defaultOnly, int userId) { 12962 mFlags = defaultOnly ? PackageManager.MATCH_DEFAULT_ONLY : 0; 12963 return super.queryIntent(intent, resolvedType, defaultOnly, userId); 12964 } 12965 12966 public List<ResolveInfo> queryIntent(Intent intent, String resolvedType, int flags, 12967 int userId) { 12968 if (!sUserManager.exists(userId)) 12969 return null; 12970 mFlags = flags; 12971 return super.queryIntent(intent, resolvedType, 12972 (flags & PackageManager.MATCH_DEFAULT_ONLY) != 0, 12973 userId); 12974 } 12975 12976 public List<ResolveInfo> queryIntentForPackage(Intent intent, String resolvedType, 12977 int flags, ArrayList<PackageParser.Provider> packageProviders, int userId) { 12978 if (!sUserManager.exists(userId)) 12979 return null; 12980 if (packageProviders == null) { 12981 return null; 12982 } 12983 mFlags = flags; 12984 final boolean defaultOnly = (flags & PackageManager.MATCH_DEFAULT_ONLY) != 0; 12985 final int N = packageProviders.size(); 12986 ArrayList<PackageParser.ProviderIntentInfo[]> listCut = 12987 new ArrayList<PackageParser.ProviderIntentInfo[]>(N); 12988 12989 ArrayList<PackageParser.ProviderIntentInfo> intentFilters; 12990 for (int i = 0; i < N; ++i) { 12991 intentFilters = packageProviders.get(i).intents; 12992 if (intentFilters != null && intentFilters.size() > 0) { 12993 PackageParser.ProviderIntentInfo[] array = 12994 new PackageParser.ProviderIntentInfo[intentFilters.size()]; 12995 intentFilters.toArray(array); 12996 listCut.add(array); 12997 } 12998 } 12999 return super.queryIntentFromList(intent, resolvedType, defaultOnly, listCut, userId); 13000 } 13001 13002 public final void addProvider(PackageParser.Provider p) { 13003 if (mProviders.containsKey(p.getComponentName())) { 13004 Slog.w(TAG, "Provider " + p.getComponentName() + " already defined; ignoring"); 13005 return; 13006 } 13007 13008 mProviders.put(p.getComponentName(), p); 13009 if (DEBUG_SHOW_INFO) { 13010 Log.v(TAG, " " 13011 + (p.info.nonLocalizedLabel != null 13012 ? p.info.nonLocalizedLabel : p.info.name) + ":"); 13013 Log.v(TAG, " Class=" + p.info.name); 13014 } 13015 final int NI = p.intents.size(); 13016 int j; 13017 for (j = 0; j < NI; j++) { 13018 PackageParser.ProviderIntentInfo intent = p.intents.get(j); 13019 if (DEBUG_SHOW_INFO) { 13020 Log.v(TAG, " IntentFilter:"); 13021 intent.dump(new LogPrinter(Log.VERBOSE, TAG), " "); 13022 } 13023 if (!intent.debugCheck()) { 13024 Log.w(TAG, "==> For Provider " + p.info.name); 13025 } 13026 addFilter(intent); 13027 } 13028 } 13029 13030 public final void removeProvider(PackageParser.Provider p) { 13031 mProviders.remove(p.getComponentName()); 13032 if (DEBUG_SHOW_INFO) { 13033 Log.v(TAG, " " + (p.info.nonLocalizedLabel != null 13034 ? p.info.nonLocalizedLabel : p.info.name) + ":"); 13035 Log.v(TAG, " Class=" + p.info.name); 13036 } 13037 final int NI = p.intents.size(); 13038 int j; 13039 for (j = 0; j < NI; j++) { 13040 PackageParser.ProviderIntentInfo intent = p.intents.get(j); 13041 if (DEBUG_SHOW_INFO) { 13042 Log.v(TAG, " IntentFilter:"); 13043 intent.dump(new LogPrinter(Log.VERBOSE, TAG), " "); 13044 } 13045 removeFilter(intent); 13046 } 13047 } 13048 13049 @Override 13050 protected boolean allowFilterResult( 13051 PackageParser.ProviderIntentInfo filter, List<ResolveInfo> dest) { 13052 ProviderInfo filterPi = filter.provider.info; 13053 for (int i = dest.size() - 1; i >= 0; i--) { 13054 ProviderInfo destPi = dest.get(i).providerInfo; 13055 if (destPi.name == filterPi.name 13056 && destPi.packageName == filterPi.packageName) { 13057 return false; 13058 } 13059 } 13060 return true; 13061 } 13062 13063 @Override 13064 protected PackageParser.ProviderIntentInfo[] newArray(int size) { 13065 return new PackageParser.ProviderIntentInfo[size]; 13066 } 13067 13068 @Override 13069 protected boolean isFilterStopped(PackageParser.ProviderIntentInfo filter, int userId) { 13070 if (!sUserManager.exists(userId)) 13071 return true; 13072 PackageParser.Package p = filter.provider.owner; 13073 if (p != null) { 13074 PackageSetting ps = (PackageSetting) p.mExtras; 13075 if (ps != null) { 13076 // System apps are never considered stopped for purposes of 13077 // filtering, because there may be no way for the user to 13078 // actually re-launch them. 13079 return (ps.pkgFlags & ApplicationInfo.FLAG_SYSTEM) == 0 13080 && ps.getStopped(userId); 13081 } 13082 } 13083 return false; 13084 } 13085 13086 @Override 13087 protected boolean isPackageForFilter(String packageName, 13088 PackageParser.ProviderIntentInfo info) { 13089 return packageName.equals(info.provider.owner.packageName); 13090 } 13091 13092 @Override 13093 protected ResolveInfo newResult(PackageParser.ProviderIntentInfo filter, 13094 int match, int userId) { 13095 if (!sUserManager.exists(userId)) 13096 return null; 13097 final PackageParser.ProviderIntentInfo info = filter; 13098 if (!mSettings.isEnabledAndMatchLPr(info.provider.info, mFlags, userId)) { 13099 return null; 13100 } 13101 final PackageParser.Provider provider = info.provider; 13102 PackageSetting ps = (PackageSetting) provider.owner.mExtras; 13103 if (ps == null) { 13104 return null; 13105 } 13106 final PackageUserState userState = ps.readUserState(userId); 13107 final boolean matchVisibleToInstantApp = 13108 (mFlags & PackageManager.MATCH_VISIBLE_TO_INSTANT_APP_ONLY) != 0; 13109 final boolean isInstantApp = (mFlags & PackageManager.MATCH_INSTANT) != 0; 13110 // throw out filters that aren't visible to instant applications 13111 if (matchVisibleToInstantApp 13112 && !(info.isVisibleToInstantApp() || userState.instantApp)) { 13113 return null; 13114 } 13115 // throw out instant application filters if we're not explicitly requesting them 13116 if (!isInstantApp && userState.instantApp) { 13117 return null; 13118 } 13119 // throw out instant application filters if updates are available; will trigger 13120 // instant application resolution 13121 if (userState.instantApp && ps.isUpdateAvailable()) { 13122 return null; 13123 } 13124 ProviderInfo pi = PackageParser.generateProviderInfo(provider, mFlags, 13125 userState, userId); 13126 if (pi == null) { 13127 return null; 13128 } 13129 final ResolveInfo res = new ResolveInfo(); 13130 res.providerInfo = pi; 13131 if ((mFlags & PackageManager.GET_RESOLVED_FILTER) != 0) { 13132 res.filter = filter; 13133 } 13134 res.priority = info.getPriority(); 13135 res.preferredOrder = provider.owner.mPreferredOrder; 13136 res.match = match; 13137 res.isDefault = info.hasDefault; 13138 res.labelRes = info.labelRes; 13139 res.nonLocalizedLabel = info.nonLocalizedLabel; 13140 res.icon = info.icon; 13141 res.system = res.providerInfo.applicationInfo.isSystemApp(); 13142 return res; 13143 } 13144 13145 @Override 13146 protected void sortResults(List<ResolveInfo> results) { 13147 Collections.sort(results, mResolvePrioritySorter); 13148 } 13149 13150 @Override 13151 protected void dumpFilter(PrintWriter out, String prefix, 13152 PackageParser.ProviderIntentInfo filter) { 13153 out.print(prefix); 13154 out.print( 13155 Integer.toHexString(System.identityHashCode(filter.provider))); 13156 out.print(' '); 13157 filter.provider.printComponentShortName(out); 13158 out.print(" filter "); 13159 out.println(Integer.toHexString(System.identityHashCode(filter))); 13160 } 13161 13162 @Override 13163 protected Object filterToLabel(PackageParser.ProviderIntentInfo filter) { 13164 return filter.provider; 13165 } 13166 13167 protected void dumpFilterLabel(PrintWriter out, String prefix, Object label, int count) { 13168 PackageParser.Provider provider = (PackageParser.Provider)label; 13169 out.print(prefix); out.print( 13170 Integer.toHexString(System.identityHashCode(provider))); 13171 out.print(' '); 13172 provider.printComponentShortName(out); 13173 if (count > 1) { 13174 out.print(" ("); out.print(count); out.print(" filters)"); 13175 } 13176 out.println(); 13177 } 13178 13179 private final ArrayMap<ComponentName, PackageParser.Provider> mProviders 13180 = new ArrayMap<ComponentName, PackageParser.Provider>(); 13181 private int mFlags; 13182 } 13183 13184 static final class InstantAppIntentResolver 13185 extends IntentResolver<AuxiliaryResolveInfo.AuxiliaryFilter, 13186 AuxiliaryResolveInfo.AuxiliaryFilter> { 13187 /** 13188 * The result that has the highest defined order. Ordering applies on a 13189 * per-package basis. Mapping is from package name to Pair of order and 13190 * EphemeralResolveInfo. 13191 * <p> 13192 * NOTE: This is implemented as a field variable for convenience and efficiency. 13193 * By having a field variable, we're able to track filter ordering as soon as 13194 * a non-zero order is defined. Otherwise, multiple loops across the result set 13195 * would be needed to apply ordering. If the intent resolver becomes re-entrant, 13196 * this needs to be contained entirely within {@link #filterResults}. 13197 */ 13198 final ArrayMap<String, Pair<Integer, InstantAppResolveInfo>> mOrderResult = new ArrayMap<>(); 13199 13200 @Override 13201 protected AuxiliaryResolveInfo.AuxiliaryFilter[] newArray(int size) { 13202 return new AuxiliaryResolveInfo.AuxiliaryFilter[size]; 13203 } 13204 13205 @Override 13206 protected boolean isPackageForFilter(String packageName, 13207 AuxiliaryResolveInfo.AuxiliaryFilter responseObj) { 13208 return true; 13209 } 13210 13211 @Override 13212 protected AuxiliaryResolveInfo.AuxiliaryFilter newResult( 13213 AuxiliaryResolveInfo.AuxiliaryFilter responseObj, int match, int userId) { 13214 if (!sUserManager.exists(userId)) { 13215 return null; 13216 } 13217 final String packageName = responseObj.resolveInfo.getPackageName(); 13218 final Integer order = responseObj.getOrder(); 13219 final Pair<Integer, InstantAppResolveInfo> lastOrderResult = 13220 mOrderResult.get(packageName); 13221 // ordering is enabled and this item's order isn't high enough 13222 if (lastOrderResult != null && lastOrderResult.first >= order) { 13223 return null; 13224 } 13225 final InstantAppResolveInfo res = responseObj.resolveInfo; 13226 if (order > 0) { 13227 // non-zero order, enable ordering 13228 mOrderResult.put(packageName, new Pair<>(order, res)); 13229 } 13230 return responseObj; 13231 } 13232 13233 @Override 13234 protected void filterResults(List<AuxiliaryResolveInfo.AuxiliaryFilter> results) { 13235 // only do work if ordering is enabled [most of the time it won't be] 13236 if (mOrderResult.size() == 0) { 13237 return; 13238 } 13239 int resultSize = results.size(); 13240 for (int i = 0; i < resultSize; i++) { 13241 final InstantAppResolveInfo info = results.get(i).resolveInfo; 13242 final String packageName = info.getPackageName(); 13243 final Pair<Integer, InstantAppResolveInfo> savedInfo = mOrderResult.get(packageName); 13244 if (savedInfo == null) { 13245 // package doesn't having ordering 13246 continue; 13247 } 13248 if (savedInfo.second == info) { 13249 // circled back to the highest ordered item; remove from order list 13250 mOrderResult.remove(packageName); 13251 if (mOrderResult.size() == 0) { 13252 // no more ordered items 13253 break; 13254 } 13255 continue; 13256 } 13257 // item has a worse order, remove it from the result list 13258 results.remove(i); 13259 resultSize--; 13260 i--; 13261 } 13262 } 13263 } 13264 13265 private static final Comparator<ResolveInfo> mResolvePrioritySorter = 13266 new Comparator<ResolveInfo>() { 13267 public int compare(ResolveInfo r1, ResolveInfo r2) { 13268 int v1 = r1.priority; 13269 int v2 = r2.priority; 13270 //System.out.println("Comparing: q1=" + q1 + " q2=" + q2); 13271 if (v1 != v2) { 13272 return (v1 > v2) ? -1 : 1; 13273 } 13274 v1 = r1.preferredOrder; 13275 v2 = r2.preferredOrder; 13276 if (v1 != v2) { 13277 return (v1 > v2) ? -1 : 1; 13278 } 13279 if (r1.isDefault != r2.isDefault) { 13280 return r1.isDefault ? -1 : 1; 13281 } 13282 v1 = r1.match; 13283 v2 = r2.match; 13284 //System.out.println("Comparing: m1=" + m1 + " m2=" + m2); 13285 if (v1 != v2) { 13286 return (v1 > v2) ? -1 : 1; 13287 } 13288 if (r1.system != r2.system) { 13289 return r1.system ? -1 : 1; 13290 } 13291 if (r1.activityInfo != null) { 13292 return r1.activityInfo.packageName.compareTo(r2.activityInfo.packageName); 13293 } 13294 if (r1.serviceInfo != null) { 13295 return r1.serviceInfo.packageName.compareTo(r2.serviceInfo.packageName); 13296 } 13297 if (r1.providerInfo != null) { 13298 return r1.providerInfo.packageName.compareTo(r2.providerInfo.packageName); 13299 } 13300 return 0; 13301 } 13302 }; 13303 13304 private static final Comparator<ProviderInfo> mProviderInitOrderSorter = 13305 new Comparator<ProviderInfo>() { 13306 public int compare(ProviderInfo p1, ProviderInfo p2) { 13307 final int v1 = p1.initOrder; 13308 final int v2 = p2.initOrder; 13309 return (v1 > v2) ? -1 : ((v1 < v2) ? 1 : 0); 13310 } 13311 }; 13312 13313 @Override 13314 public void sendPackageBroadcast(final String action, final String pkg, final Bundle extras, 13315 final int flags, final String targetPkg, final IIntentReceiver finishedReceiver, 13316 final int[] userIds, int[] instantUserIds) { 13317 mHandler.post(new Runnable() { 13318 @Override 13319 public void run() { 13320 try { 13321 final IActivityManager am = ActivityManager.getService(); 13322 if (am == null) return; 13323 final int[] resolvedUserIds; 13324 if (userIds == null) { 13325 resolvedUserIds = am.getRunningUserIds(); 13326 } else { 13327 resolvedUserIds = userIds; 13328 } 13329 doSendBroadcast(am, action, pkg, extras, flags, targetPkg, finishedReceiver, 13330 resolvedUserIds, false); 13331 if (instantUserIds != null && instantUserIds != EMPTY_INT_ARRAY) { 13332 doSendBroadcast(am, action, pkg, extras, flags, targetPkg, finishedReceiver, 13333 instantUserIds, true); 13334 } 13335 } catch (RemoteException ex) { 13336 } 13337 } 13338 }); 13339 } 13340 13341 @Override 13342 public void notifyPackageAdded(String packageName) { 13343 final PackageListObserver[] observers; 13344 synchronized (mPackages) { 13345 if (mPackageListObservers.size() == 0) { 13346 return; 13347 } 13348 observers = (PackageListObserver[]) mPackageListObservers.toArray(); 13349 } 13350 for (int i = observers.length - 1; i >= 0; --i) { 13351 observers[i].onPackageAdded(packageName); 13352 } 13353 } 13354 13355 @Override 13356 public void notifyPackageRemoved(String packageName) { 13357 final PackageListObserver[] observers; 13358 synchronized (mPackages) { 13359 if (mPackageListObservers.size() == 0) { 13360 return; 13361 } 13362 observers = (PackageListObserver[]) mPackageListObservers.toArray(); 13363 } 13364 for (int i = observers.length - 1; i >= 0; --i) { 13365 observers[i].onPackageRemoved(packageName); 13366 } 13367 } 13368 13369 /** 13370 * Sends a broadcast for the given action. 13371 * <p>If {@code isInstantApp} is {@code true}, then the broadcast is protected with 13372 * the {@link android.Manifest.permission#ACCESS_INSTANT_APPS} permission. This allows 13373 * the system and applications allowed to see instant applications to receive package 13374 * lifecycle events for instant applications. 13375 */ 13376 private void doSendBroadcast(IActivityManager am, String action, String pkg, Bundle extras, 13377 int flags, String targetPkg, IIntentReceiver finishedReceiver, 13378 int[] userIds, boolean isInstantApp) 13379 throws RemoteException { 13380 for (int id : userIds) { 13381 final Intent intent = new Intent(action, 13382 pkg != null ? Uri.fromParts(PACKAGE_SCHEME, pkg, null) : null); 13383 final String[] requiredPermissions = 13384 isInstantApp ? INSTANT_APP_BROADCAST_PERMISSION : null; 13385 if (extras != null) { 13386 intent.putExtras(extras); 13387 } 13388 if (targetPkg != null) { 13389 intent.setPackage(targetPkg); 13390 } 13391 // Modify the UID when posting to other users 13392 int uid = intent.getIntExtra(Intent.EXTRA_UID, -1); 13393 if (uid > 0 && UserHandle.getUserId(uid) != id) { 13394 uid = UserHandle.getUid(id, UserHandle.getAppId(uid)); 13395 intent.putExtra(Intent.EXTRA_UID, uid); 13396 } 13397 intent.putExtra(Intent.EXTRA_USER_HANDLE, id); 13398 intent.addFlags(Intent.FLAG_RECEIVER_REGISTERED_ONLY_BEFORE_BOOT | flags); 13399 if (DEBUG_BROADCASTS) { 13400 RuntimeException here = new RuntimeException("here"); 13401 here.fillInStackTrace(); 13402 Slog.d(TAG, "Sending to user " + id + ": " 13403 + intent.toShortString(false, true, false, false) 13404 + " " + intent.getExtras(), here); 13405 } 13406 am.broadcastIntent(null, intent, null, finishedReceiver, 13407 0, null, null, requiredPermissions, android.app.AppOpsManager.OP_NONE, 13408 null, finishedReceiver != null, false, id); 13409 } 13410 } 13411 13412 /** 13413 * Check if the external storage media is available. This is true if there 13414 * is a mounted external storage medium or if the external storage is 13415 * emulated. 13416 */ 13417 private boolean isExternalMediaAvailable() { 13418 return mMediaMounted || Environment.isExternalStorageEmulated(); 13419 } 13420 13421 @Override 13422 public PackageCleanItem nextPackageToClean(PackageCleanItem lastPackage) { 13423 if (getInstantAppPackageName(Binder.getCallingUid()) != null) { 13424 return null; 13425 } 13426 if (!isExternalMediaAvailable()) { 13427 // If the external storage is no longer mounted at this point, 13428 // the caller may not have been able to delete all of this 13429 // packages files and can not delete any more. Bail. 13430 return null; 13431 } 13432 synchronized (mPackages) { 13433 final ArrayList<PackageCleanItem> pkgs = mSettings.mPackagesToBeCleaned; 13434 if (lastPackage != null) { 13435 pkgs.remove(lastPackage); 13436 } 13437 if (pkgs.size() > 0) { 13438 return pkgs.get(0); 13439 } 13440 } 13441 return null; 13442 } 13443 13444 void schedulePackageCleaning(String packageName, int userId, boolean andCode) { 13445 final Message msg = mHandler.obtainMessage(START_CLEANING_PACKAGE, 13446 userId, andCode ? 1 : 0, packageName); 13447 if (mSystemReady) { 13448 msg.sendToTarget(); 13449 } else { 13450 if (mPostSystemReadyMessages == null) { 13451 mPostSystemReadyMessages = new ArrayList<>(); 13452 } 13453 mPostSystemReadyMessages.add(msg); 13454 } 13455 } 13456 13457 void startCleaningPackages() { 13458 // reader 13459 if (!isExternalMediaAvailable()) { 13460 return; 13461 } 13462 synchronized (mPackages) { 13463 if (mSettings.mPackagesToBeCleaned.isEmpty()) { 13464 return; 13465 } 13466 } 13467 Intent intent = new Intent(PackageManager.ACTION_CLEAN_EXTERNAL_STORAGE); 13468 intent.setComponent(DEFAULT_CONTAINER_COMPONENT); 13469 IActivityManager am = ActivityManager.getService(); 13470 if (am != null) { 13471 int dcsUid = -1; 13472 synchronized (mPackages) { 13473 if (!mDefaultContainerWhitelisted) { 13474 mDefaultContainerWhitelisted = true; 13475 PackageSetting ps = mSettings.mPackages.get(DEFAULT_CONTAINER_PACKAGE); 13476 dcsUid = UserHandle.getUid(UserHandle.USER_SYSTEM, ps.appId); 13477 } 13478 } 13479 try { 13480 if (dcsUid > 0) { 13481 am.backgroundWhitelistUid(dcsUid); 13482 } 13483 am.startService(null, intent, null, false, mContext.getOpPackageName(), 13484 UserHandle.USER_SYSTEM); 13485 } catch (RemoteException e) { 13486 } 13487 } 13488 } 13489 13490 /** 13491 * Ensure that the install reason matches what we know about the package installer (e.g. whether 13492 * it is acting on behalf on an enterprise or the user). 13493 * 13494 * Note that the ordering of the conditionals in this method is important. The checks we perform 13495 * are as follows, in this order: 13496 * 13497 * 1) If the install is being performed by a system app, we can trust the app to have set the 13498 * install reason correctly. Thus, we pass through the install reason unchanged, no matter 13499 * what it is. 13500 * 2) If the install is being performed by a device or profile owner app, the install reason 13501 * should be enterprise policy. However, we cannot be sure that the device or profile owner 13502 * set the install reason correctly. If the app targets an older SDK version where install 13503 * reasons did not exist yet, or if the app author simply forgot, the install reason may be 13504 * unset or wrong. Thus, we force the install reason to be enterprise policy. 13505 * 3) In all other cases, the install is being performed by a regular app that is neither part 13506 * of the system nor a device or profile owner. We have no reason to believe that this app is 13507 * acting on behalf of the enterprise admin. Thus, we check whether the install reason was 13508 * set to enterprise policy and if so, change it to unknown instead. 13509 */ 13510 private int fixUpInstallReason(String installerPackageName, int installerUid, 13511 int installReason) { 13512 if (checkUidPermission(android.Manifest.permission.INSTALL_PACKAGES, installerUid) 13513 == PERMISSION_GRANTED) { 13514 // If the install is being performed by a system app, we trust that app to have set the 13515 // install reason correctly. 13516 return installReason; 13517 } 13518 13519 final IDevicePolicyManager dpm = IDevicePolicyManager.Stub.asInterface( 13520 ServiceManager.getService(Context.DEVICE_POLICY_SERVICE)); 13521 if (dpm != null) { 13522 ComponentName owner = null; 13523 try { 13524 owner = dpm.getDeviceOwnerComponent(true /* callingUserOnly */); 13525 if (owner == null) { 13526 owner = dpm.getProfileOwner(UserHandle.getUserId(installerUid)); 13527 } 13528 } catch (RemoteException e) { 13529 } 13530 if (owner != null && owner.getPackageName().equals(installerPackageName)) { 13531 // If the install is being performed by a device or profile owner, the install 13532 // reason should be enterprise policy. 13533 return PackageManager.INSTALL_REASON_POLICY; 13534 } 13535 } 13536 13537 if (installReason == PackageManager.INSTALL_REASON_POLICY) { 13538 // If the install is being performed by a regular app (i.e. neither system app nor 13539 // device or profile owner), we have no reason to believe that the app is acting on 13540 // behalf of an enterprise. If the app set the install reason to enterprise policy, 13541 // change it to unknown instead. 13542 return PackageManager.INSTALL_REASON_UNKNOWN; 13543 } 13544 13545 // If the install is being performed by a regular app and the install reason was set to any 13546 // value but enterprise policy, leave the install reason unchanged. 13547 return installReason; 13548 } 13549 13550 void installStage(String packageName, File stagedDir, 13551 IPackageInstallObserver2 observer, PackageInstaller.SessionParams sessionParams, 13552 String installerPackageName, int installerUid, UserHandle user, 13553 PackageParser.SigningDetails signingDetails) { 13554 if (DEBUG_INSTANT) { 13555 if ((sessionParams.installFlags & PackageManager.INSTALL_INSTANT_APP) != 0) { 13556 Slog.d(TAG, "Ephemeral install of " + packageName); 13557 } 13558 } 13559 final VerificationInfo verificationInfo = new VerificationInfo( 13560 sessionParams.originatingUri, sessionParams.referrerUri, 13561 sessionParams.originatingUid, installerUid); 13562 13563 final OriginInfo origin = OriginInfo.fromStagedFile(stagedDir); 13564 13565 final Message msg = mHandler.obtainMessage(INIT_COPY); 13566 final int installReason = fixUpInstallReason(installerPackageName, installerUid, 13567 sessionParams.installReason); 13568 final InstallParams params = new InstallParams(origin, null, observer, 13569 sessionParams.installFlags, installerPackageName, sessionParams.volumeUuid, 13570 verificationInfo, user, sessionParams.abiOverride, 13571 sessionParams.grantedRuntimePermissions, signingDetails, installReason); 13572 params.setTraceMethod("installStage").setTraceCookie(System.identityHashCode(params)); 13573 msg.obj = params; 13574 13575 Trace.asyncTraceBegin(TRACE_TAG_PACKAGE_MANAGER, "installStage", 13576 System.identityHashCode(msg.obj)); 13577 Trace.asyncTraceBegin(TRACE_TAG_PACKAGE_MANAGER, "queueInstall", 13578 System.identityHashCode(msg.obj)); 13579 13580 mHandler.sendMessage(msg); 13581 } 13582 13583 private void sendPackageAddedForUser(String packageName, PackageSetting pkgSetting, 13584 int userId) { 13585 final boolean isSystem = isSystemApp(pkgSetting) || isUpdatedSystemApp(pkgSetting); 13586 final boolean isInstantApp = pkgSetting.getInstantApp(userId); 13587 final int[] userIds = isInstantApp ? EMPTY_INT_ARRAY : new int[] { userId }; 13588 final int[] instantUserIds = isInstantApp ? new int[] { userId } : EMPTY_INT_ARRAY; 13589 sendPackageAddedForNewUsers(packageName, isSystem /*sendBootCompleted*/, 13590 false /*startReceiver*/, pkgSetting.appId, userIds, instantUserIds); 13591 13592 // Send a session commit broadcast 13593 final PackageInstaller.SessionInfo info = new PackageInstaller.SessionInfo(); 13594 info.installReason = pkgSetting.getInstallReason(userId); 13595 info.appPackageName = packageName; 13596 sendSessionCommitBroadcast(info, userId); 13597 } 13598 13599 @Override 13600 public void sendPackageAddedForNewUsers(String packageName, boolean sendBootCompleted, 13601 boolean includeStopped, int appId, int[] userIds, int[] instantUserIds) { 13602 if (ArrayUtils.isEmpty(userIds) && ArrayUtils.isEmpty(instantUserIds)) { 13603 return; 13604 } 13605 Bundle extras = new Bundle(1); 13606 // Set to UID of the first user, EXTRA_UID is automatically updated in sendPackageBroadcast 13607 final int uid = UserHandle.getUid( 13608 (ArrayUtils.isEmpty(userIds) ? instantUserIds[0] : userIds[0]), appId); 13609 extras.putInt(Intent.EXTRA_UID, uid); 13610 13611 sendPackageBroadcast(Intent.ACTION_PACKAGE_ADDED, 13612 packageName, extras, 0, null, null, userIds, instantUserIds); 13613 if (sendBootCompleted && !ArrayUtils.isEmpty(userIds)) { 13614 mHandler.post(() -> { 13615 for (int userId : userIds) { 13616 sendBootCompletedBroadcastToSystemApp( 13617 packageName, includeStopped, userId); 13618 } 13619 } 13620 ); 13621 } 13622 } 13623 13624 /** 13625 * The just-installed/enabled app is bundled on the system, so presumed to be able to run 13626 * automatically without needing an explicit launch. 13627 * Send it a LOCKED_BOOT_COMPLETED/BOOT_COMPLETED if it would ordinarily have gotten ones. 13628 */ 13629 private void sendBootCompletedBroadcastToSystemApp(String packageName, boolean includeStopped, 13630 int userId) { 13631 // If user is not running, the app didn't miss any broadcast 13632 if (!mUserManagerInternal.isUserRunning(userId)) { 13633 return; 13634 } 13635 final IActivityManager am = ActivityManager.getService(); 13636 try { 13637 // Deliver LOCKED_BOOT_COMPLETED first 13638 Intent lockedBcIntent = new Intent(Intent.ACTION_LOCKED_BOOT_COMPLETED) 13639 .setPackage(packageName); 13640 if (includeStopped) { 13641 lockedBcIntent.addFlags(Intent.FLAG_INCLUDE_STOPPED_PACKAGES); 13642 } 13643 final String[] requiredPermissions = {Manifest.permission.RECEIVE_BOOT_COMPLETED}; 13644 am.broadcastIntent(null, lockedBcIntent, null, null, 0, null, null, requiredPermissions, 13645 android.app.AppOpsManager.OP_NONE, null, false, false, userId); 13646 13647 // Deliver BOOT_COMPLETED only if user is unlocked 13648 if (mUserManagerInternal.isUserUnlockingOrUnlocked(userId)) { 13649 Intent bcIntent = new Intent(Intent.ACTION_BOOT_COMPLETED).setPackage(packageName); 13650 if (includeStopped) { 13651 bcIntent.addFlags(Intent.FLAG_INCLUDE_STOPPED_PACKAGES); 13652 } 13653 am.broadcastIntent(null, bcIntent, null, null, 0, null, null, requiredPermissions, 13654 android.app.AppOpsManager.OP_NONE, null, false, false, userId); 13655 } 13656 } catch (RemoteException e) { 13657 throw e.rethrowFromSystemServer(); 13658 } 13659 } 13660 13661 @Override 13662 public boolean setApplicationHiddenSettingAsUser(String packageName, boolean hidden, 13663 int userId) { 13664 mContext.enforceCallingOrSelfPermission(android.Manifest.permission.MANAGE_USERS, null); 13665 PackageSetting pkgSetting; 13666 final int callingUid = Binder.getCallingUid(); 13667 mPermissionManager.enforceCrossUserPermission(callingUid, userId, 13668 true /* requireFullPermission */, true /* checkShell */, 13669 "setApplicationHiddenSetting for user " + userId); 13670 13671 if (hidden && isPackageDeviceAdmin(packageName, userId)) { 13672 Slog.w(TAG, "Not hiding package " + packageName + ": has active device admin"); 13673 return false; 13674 } 13675 13676 long callingId = Binder.clearCallingIdentity(); 13677 try { 13678 boolean sendAdded = false; 13679 boolean sendRemoved = false; 13680 // writer 13681 synchronized (mPackages) { 13682 pkgSetting = mSettings.mPackages.get(packageName); 13683 if (pkgSetting == null) { 13684 return false; 13685 } 13686 if (filterAppAccessLPr(pkgSetting, callingUid, userId)) { 13687 return false; 13688 } 13689 // Do not allow "android" is being disabled 13690 if ("android".equals(packageName)) { 13691 Slog.w(TAG, "Cannot hide package: android"); 13692 return false; 13693 } 13694 // Cannot hide static shared libs as they are considered 13695 // a part of the using app (emulating static linking). Also 13696 // static libs are installed always on internal storage. 13697 PackageParser.Package pkg = mPackages.get(packageName); 13698 if (pkg != null && pkg.staticSharedLibName != null) { 13699 Slog.w(TAG, "Cannot hide package: " + packageName 13700 + " providing static shared library: " 13701 + pkg.staticSharedLibName); 13702 return false; 13703 } 13704 // Only allow protected packages to hide themselves. 13705 if (hidden && !UserHandle.isSameApp(callingUid, pkgSetting.appId) 13706 && mProtectedPackages.isPackageStateProtected(userId, packageName)) { 13707 Slog.w(TAG, "Not hiding protected package: " + packageName); 13708 return false; 13709 } 13710 13711 if (pkgSetting.getHidden(userId) != hidden) { 13712 pkgSetting.setHidden(hidden, userId); 13713 mSettings.writePackageRestrictionsLPr(userId); 13714 if (hidden) { 13715 sendRemoved = true; 13716 } else { 13717 sendAdded = true; 13718 } 13719 } 13720 } 13721 if (sendAdded) { 13722 sendPackageAddedForUser(packageName, pkgSetting, userId); 13723 return true; 13724 } 13725 if (sendRemoved) { 13726 killApplication(packageName, UserHandle.getUid(userId, pkgSetting.appId), 13727 "hiding pkg"); 13728 sendApplicationHiddenForUser(packageName, pkgSetting, userId); 13729 return true; 13730 } 13731 } finally { 13732 Binder.restoreCallingIdentity(callingId); 13733 } 13734 return false; 13735 } 13736 13737 private void sendApplicationHiddenForUser(String packageName, PackageSetting pkgSetting, 13738 int userId) { 13739 final PackageRemovedInfo info = new PackageRemovedInfo(this); 13740 info.removedPackage = packageName; 13741 info.installerPackageName = pkgSetting.installerPackageName; 13742 info.removedUsers = new int[] {userId}; 13743 info.broadcastUsers = new int[] {userId}; 13744 info.uid = UserHandle.getUid(userId, pkgSetting.appId); 13745 info.sendPackageRemovedBroadcasts(true /*killApp*/); 13746 } 13747 13748 private void sendPackagesSuspendedForUser(String[] pkgList, int userId, boolean suspended) { 13749 if (pkgList.length > 0) { 13750 Bundle extras = new Bundle(1); 13751 extras.putStringArray(Intent.EXTRA_CHANGED_PACKAGE_LIST, pkgList); 13752 13753 sendPackageBroadcast( 13754 suspended ? Intent.ACTION_PACKAGES_SUSPENDED 13755 : Intent.ACTION_PACKAGES_UNSUSPENDED, 13756 null, extras, Intent.FLAG_RECEIVER_REGISTERED_ONLY, null, null, 13757 new int[] {userId}, null); 13758 } 13759 } 13760 13761 /** 13762 * Returns true if application is not found or there was an error. Otherwise it returns 13763 * the hidden state of the package for the given user. 13764 */ 13765 @Override 13766 public boolean getApplicationHiddenSettingAsUser(String packageName, int userId) { 13767 mContext.enforceCallingOrSelfPermission(android.Manifest.permission.MANAGE_USERS, null); 13768 final int callingUid = Binder.getCallingUid(); 13769 mPermissionManager.enforceCrossUserPermission(callingUid, userId, 13770 true /* requireFullPermission */, false /* checkShell */, 13771 "getApplicationHidden for user " + userId); 13772 PackageSetting ps; 13773 long callingId = Binder.clearCallingIdentity(); 13774 try { 13775 // writer 13776 synchronized (mPackages) { 13777 ps = mSettings.mPackages.get(packageName); 13778 if (ps == null) { 13779 return true; 13780 } 13781 if (filterAppAccessLPr(ps, callingUid, userId)) { 13782 return true; 13783 } 13784 return ps.getHidden(userId); 13785 } 13786 } finally { 13787 Binder.restoreCallingIdentity(callingId); 13788 } 13789 } 13790 13791 /** 13792 * @hide 13793 */ 13794 @Override 13795 public int installExistingPackageAsUser(String packageName, int userId, int installFlags, 13796 int installReason) { 13797 mContext.enforceCallingOrSelfPermission(android.Manifest.permission.INSTALL_PACKAGES, 13798 null); 13799 PackageSetting pkgSetting; 13800 final int callingUid = Binder.getCallingUid(); 13801 mPermissionManager.enforceCrossUserPermission(callingUid, userId, 13802 true /* requireFullPermission */, true /* checkShell */, 13803 "installExistingPackage for user " + userId); 13804 if (isUserRestricted(userId, UserManager.DISALLOW_INSTALL_APPS)) { 13805 return PackageManager.INSTALL_FAILED_USER_RESTRICTED; 13806 } 13807 13808 long callingId = Binder.clearCallingIdentity(); 13809 try { 13810 boolean installed = false; 13811 final boolean instantApp = 13812 (installFlags & PackageManager.INSTALL_INSTANT_APP) != 0; 13813 final boolean fullApp = 13814 (installFlags & PackageManager.INSTALL_FULL_APP) != 0; 13815 13816 // writer 13817 synchronized (mPackages) { 13818 pkgSetting = mSettings.mPackages.get(packageName); 13819 if (pkgSetting == null) { 13820 return PackageManager.INSTALL_FAILED_INVALID_URI; 13821 } 13822 if (!canViewInstantApps(callingUid, UserHandle.getUserId(callingUid))) { 13823 // only allow the existing package to be used if it's installed as a full 13824 // application for at least one user 13825 boolean installAllowed = false; 13826 for (int checkUserId : sUserManager.getUserIds()) { 13827 installAllowed = !pkgSetting.getInstantApp(checkUserId); 13828 if (installAllowed) { 13829 break; 13830 } 13831 } 13832 if (!installAllowed) { 13833 return PackageManager.INSTALL_FAILED_INVALID_URI; 13834 } 13835 } 13836 if (!pkgSetting.getInstalled(userId)) { 13837 pkgSetting.setInstalled(true, userId); 13838 pkgSetting.setHidden(false, userId); 13839 pkgSetting.setInstallReason(installReason, userId); 13840 mSettings.writePackageRestrictionsLPr(userId); 13841 mSettings.writeKernelMappingLPr(pkgSetting); 13842 installed = true; 13843 } else if (fullApp && pkgSetting.getInstantApp(userId)) { 13844 // upgrade app from instant to full; we don't allow app downgrade 13845 installed = true; 13846 } 13847 setInstantAppForUser(pkgSetting, userId, instantApp, fullApp); 13848 } 13849 13850 if (installed) { 13851 if (pkgSetting.pkg != null) { 13852 synchronized (mInstallLock) { 13853 // We don't need to freeze for a brand new install 13854 prepareAppDataAfterInstallLIF(pkgSetting.pkg); 13855 } 13856 } 13857 sendPackageAddedForUser(packageName, pkgSetting, userId); 13858 synchronized (mPackages) { 13859 updateSequenceNumberLP(pkgSetting, new int[]{ userId }); 13860 } 13861 } 13862 } finally { 13863 Binder.restoreCallingIdentity(callingId); 13864 } 13865 13866 return PackageManager.INSTALL_SUCCEEDED; 13867 } 13868 13869 void setInstantAppForUser(PackageSetting pkgSetting, int userId, 13870 boolean instantApp, boolean fullApp) { 13871 // no state specified; do nothing 13872 if (!instantApp && !fullApp) { 13873 return; 13874 } 13875 if (userId != UserHandle.USER_ALL) { 13876 if (instantApp && !pkgSetting.getInstantApp(userId)) { 13877 pkgSetting.setInstantApp(true /*instantApp*/, userId); 13878 } else if (fullApp && pkgSetting.getInstantApp(userId)) { 13879 pkgSetting.setInstantApp(false /*instantApp*/, userId); 13880 } 13881 } else { 13882 for (int currentUserId : sUserManager.getUserIds()) { 13883 if (instantApp && !pkgSetting.getInstantApp(currentUserId)) { 13884 pkgSetting.setInstantApp(true /*instantApp*/, currentUserId); 13885 } else if (fullApp && pkgSetting.getInstantApp(currentUserId)) { 13886 pkgSetting.setInstantApp(false /*instantApp*/, currentUserId); 13887 } 13888 } 13889 } 13890 } 13891 13892 boolean isUserRestricted(int userId, String restrictionKey) { 13893 Bundle restrictions = sUserManager.getUserRestrictions(userId); 13894 if (restrictions.getBoolean(restrictionKey, false)) { 13895 Log.w(TAG, "User is restricted: " + restrictionKey); 13896 return true; 13897 } 13898 return false; 13899 } 13900 13901 @Override 13902 public String[] setPackagesSuspendedAsUser(String[] packageNames, boolean suspended, 13903 int userId) { 13904 mContext.enforceCallingOrSelfPermission(android.Manifest.permission.MANAGE_USERS, null); 13905 final int callingUid = Binder.getCallingUid(); 13906 mPermissionManager.enforceCrossUserPermission(callingUid, userId, 13907 true /* requireFullPermission */, true /* checkShell */, 13908 "setPackagesSuspended for user " + userId); 13909 13910 if (ArrayUtils.isEmpty(packageNames)) { 13911 return packageNames; 13912 } 13913 13914 // List of package names for whom the suspended state has changed. 13915 List<String> changedPackages = new ArrayList<>(packageNames.length); 13916 // List of package names for whom the suspended state is not set as requested in this 13917 // method. 13918 List<String> unactionedPackages = new ArrayList<>(packageNames.length); 13919 long callingId = Binder.clearCallingIdentity(); 13920 try { 13921 for (int i = 0; i < packageNames.length; i++) { 13922 String packageName = packageNames[i]; 13923 boolean changed = false; 13924 final int appId; 13925 synchronized (mPackages) { 13926 final PackageSetting pkgSetting = mSettings.mPackages.get(packageName); 13927 if (pkgSetting == null 13928 || filterAppAccessLPr(pkgSetting, callingUid, userId)) { 13929 Slog.w(TAG, "Could not find package setting for package \"" + packageName 13930 + "\". Skipping suspending/un-suspending."); 13931 unactionedPackages.add(packageName); 13932 continue; 13933 } 13934 appId = pkgSetting.appId; 13935 if (pkgSetting.getSuspended(userId) != suspended) { 13936 if (!canSuspendPackageForUserLocked(packageName, userId)) { 13937 unactionedPackages.add(packageName); 13938 continue; 13939 } 13940 pkgSetting.setSuspended(suspended, userId); 13941 mSettings.writePackageRestrictionsLPr(userId); 13942 changed = true; 13943 changedPackages.add(packageName); 13944 } 13945 } 13946 13947 if (changed && suspended) { 13948 killApplication(packageName, UserHandle.getUid(userId, appId), 13949 "suspending package"); 13950 } 13951 } 13952 } finally { 13953 Binder.restoreCallingIdentity(callingId); 13954 } 13955 13956 if (!changedPackages.isEmpty()) { 13957 sendPackagesSuspendedForUser(changedPackages.toArray( 13958 new String[changedPackages.size()]), userId, suspended); 13959 } 13960 13961 return unactionedPackages.toArray(new String[unactionedPackages.size()]); 13962 } 13963 13964 @Override 13965 public boolean isPackageSuspendedForUser(String packageName, int userId) { 13966 final int callingUid = Binder.getCallingUid(); 13967 mPermissionManager.enforceCrossUserPermission(callingUid, userId, 13968 true /* requireFullPermission */, false /* checkShell */, 13969 "isPackageSuspendedForUser for user " + userId); 13970 synchronized (mPackages) { 13971 final PackageSetting ps = mSettings.mPackages.get(packageName); 13972 if (ps == null || filterAppAccessLPr(ps, callingUid, userId)) { 13973 throw new IllegalArgumentException("Unknown target package: " + packageName); 13974 } 13975 return ps.getSuspended(userId); 13976 } 13977 } 13978 13979 @GuardedBy("mPackages") 13980 private boolean canSuspendPackageForUserLocked(String packageName, int userId) { 13981 if (isPackageDeviceAdmin(packageName, userId)) { 13982 Slog.w(TAG, "Cannot suspend/un-suspend package \"" + packageName 13983 + "\": has an active device admin"); 13984 return false; 13985 } 13986 13987 String activeLauncherPackageName = getActiveLauncherPackageName(userId); 13988 if (packageName.equals(activeLauncherPackageName)) { 13989 Slog.w(TAG, "Cannot suspend/un-suspend package \"" + packageName 13990 + "\": contains the active launcher"); 13991 return false; 13992 } 13993 13994 if (packageName.equals(mRequiredInstallerPackage)) { 13995 Slog.w(TAG, "Cannot suspend/un-suspend package \"" + packageName 13996 + "\": required for package installation"); 13997 return false; 13998 } 13999 14000 if (packageName.equals(mRequiredUninstallerPackage)) { 14001 Slog.w(TAG, "Cannot suspend/un-suspend package \"" + packageName 14002 + "\": required for package uninstallation"); 14003 return false; 14004 } 14005 14006 if (packageName.equals(mRequiredVerifierPackage)) { 14007 Slog.w(TAG, "Cannot suspend/un-suspend package \"" + packageName 14008 + "\": required for package verification"); 14009 return false; 14010 } 14011 14012 if (packageName.equals(getDefaultDialerPackageName(userId))) { 14013 Slog.w(TAG, "Cannot suspend/un-suspend package \"" + packageName 14014 + "\": is the default dialer"); 14015 return false; 14016 } 14017 14018 if (mProtectedPackages.isPackageStateProtected(userId, packageName)) { 14019 Slog.w(TAG, "Cannot suspend/un-suspend package \"" + packageName 14020 + "\": protected package"); 14021 return false; 14022 } 14023 14024 // Cannot suspend static shared libs as they are considered 14025 // a part of the using app (emulating static linking). Also 14026 // static libs are installed always on internal storage. 14027 PackageParser.Package pkg = mPackages.get(packageName); 14028 if (pkg != null && pkg.applicationInfo.isStaticSharedLibrary()) { 14029 Slog.w(TAG, "Cannot suspend package: " + packageName 14030 + " providing static shared library: " 14031 + pkg.staticSharedLibName); 14032 return false; 14033 } 14034 14035 return true; 14036 } 14037 14038 private String getActiveLauncherPackageName(int userId) { 14039 Intent intent = new Intent(Intent.ACTION_MAIN); 14040 intent.addCategory(Intent.CATEGORY_HOME); 14041 ResolveInfo resolveInfo = resolveIntent( 14042 intent, 14043 intent.resolveTypeIfNeeded(mContext.getContentResolver()), 14044 PackageManager.MATCH_DEFAULT_ONLY, 14045 userId); 14046 14047 return resolveInfo == null ? null : resolveInfo.activityInfo.packageName; 14048 } 14049 14050 private String getDefaultDialerPackageName(int userId) { 14051 synchronized (mPackages) { 14052 return mSettings.getDefaultDialerPackageNameLPw(userId); 14053 } 14054 } 14055 14056 @Override 14057 public void verifyPendingInstall(int id, int verificationCode) throws RemoteException { 14058 mContext.enforceCallingOrSelfPermission( 14059 android.Manifest.permission.PACKAGE_VERIFICATION_AGENT, 14060 "Only package verification agents can verify applications"); 14061 14062 final Message msg = mHandler.obtainMessage(PACKAGE_VERIFIED); 14063 final PackageVerificationResponse response = new PackageVerificationResponse( 14064 verificationCode, Binder.getCallingUid()); 14065 msg.arg1 = id; 14066 msg.obj = response; 14067 mHandler.sendMessage(msg); 14068 } 14069 14070 @Override 14071 public void extendVerificationTimeout(int id, int verificationCodeAtTimeout, 14072 long millisecondsToDelay) { 14073 mContext.enforceCallingOrSelfPermission( 14074 android.Manifest.permission.PACKAGE_VERIFICATION_AGENT, 14075 "Only package verification agents can extend verification timeouts"); 14076 14077 final PackageVerificationState state = mPendingVerification.get(id); 14078 final PackageVerificationResponse response = new PackageVerificationResponse( 14079 verificationCodeAtTimeout, Binder.getCallingUid()); 14080 14081 if (millisecondsToDelay > PackageManager.MAXIMUM_VERIFICATION_TIMEOUT) { 14082 millisecondsToDelay = PackageManager.MAXIMUM_VERIFICATION_TIMEOUT; 14083 } 14084 if (millisecondsToDelay < 0) { 14085 millisecondsToDelay = 0; 14086 } 14087 if ((verificationCodeAtTimeout != PackageManager.VERIFICATION_ALLOW) 14088 && (verificationCodeAtTimeout != PackageManager.VERIFICATION_REJECT)) { 14089 verificationCodeAtTimeout = PackageManager.VERIFICATION_REJECT; 14090 } 14091 14092 if ((state != null) && !state.timeoutExtended()) { 14093 state.extendTimeout(); 14094 14095 final Message msg = mHandler.obtainMessage(PACKAGE_VERIFIED); 14096 msg.arg1 = id; 14097 msg.obj = response; 14098 mHandler.sendMessageDelayed(msg, millisecondsToDelay); 14099 } 14100 } 14101 14102 private void broadcastPackageVerified(int verificationId, Uri packageUri, 14103 int verificationCode, UserHandle user) { 14104 final Intent intent = new Intent(Intent.ACTION_PACKAGE_VERIFIED); 14105 intent.setDataAndType(packageUri, PACKAGE_MIME_TYPE); 14106 intent.addFlags(Intent.FLAG_GRANT_READ_URI_PERMISSION); 14107 intent.putExtra(PackageManager.EXTRA_VERIFICATION_ID, verificationId); 14108 intent.putExtra(PackageManager.EXTRA_VERIFICATION_RESULT, verificationCode); 14109 14110 mContext.sendBroadcastAsUser(intent, user, 14111 android.Manifest.permission.PACKAGE_VERIFICATION_AGENT); 14112 } 14113 14114 private ComponentName matchComponentForVerifier(String packageName, 14115 List<ResolveInfo> receivers) { 14116 ActivityInfo targetReceiver = null; 14117 14118 final int NR = receivers.size(); 14119 for (int i = 0; i < NR; i++) { 14120 final ResolveInfo info = receivers.get(i); 14121 if (info.activityInfo == null) { 14122 continue; 14123 } 14124 14125 if (packageName.equals(info.activityInfo.packageName)) { 14126 targetReceiver = info.activityInfo; 14127 break; 14128 } 14129 } 14130 14131 if (targetReceiver == null) { 14132 return null; 14133 } 14134 14135 return new ComponentName(targetReceiver.packageName, targetReceiver.name); 14136 } 14137 14138 private List<ComponentName> matchVerifiers(PackageInfoLite pkgInfo, 14139 List<ResolveInfo> receivers, final PackageVerificationState verificationState) { 14140 if (pkgInfo.verifiers.length == 0) { 14141 return null; 14142 } 14143 14144 final int N = pkgInfo.verifiers.length; 14145 final List<ComponentName> sufficientVerifiers = new ArrayList<ComponentName>(N + 1); 14146 for (int i = 0; i < N; i++) { 14147 final VerifierInfo verifierInfo = pkgInfo.verifiers[i]; 14148 14149 final ComponentName comp = matchComponentForVerifier(verifierInfo.packageName, 14150 receivers); 14151 if (comp == null) { 14152 continue; 14153 } 14154 14155 final int verifierUid = getUidForVerifier(verifierInfo); 14156 if (verifierUid == -1) { 14157 continue; 14158 } 14159 14160 if (DEBUG_VERIFY) { 14161 Slog.d(TAG, "Added sufficient verifier " + verifierInfo.packageName 14162 + " with the correct signature"); 14163 } 14164 sufficientVerifiers.add(comp); 14165 verificationState.addSufficientVerifier(verifierUid); 14166 } 14167 14168 return sufficientVerifiers; 14169 } 14170 14171 private int getUidForVerifier(VerifierInfo verifierInfo) { 14172 synchronized (mPackages) { 14173 final PackageParser.Package pkg = mPackages.get(verifierInfo.packageName); 14174 if (pkg == null) { 14175 return -1; 14176 } else if (pkg.mSigningDetails.signatures.length != 1) { 14177 Slog.i(TAG, "Verifier package " + verifierInfo.packageName 14178 + " has more than one signature; ignoring"); 14179 return -1; 14180 } 14181 14182 /* 14183 * If the public key of the package's signature does not match 14184 * our expected public key, then this is a different package and 14185 * we should skip. 14186 */ 14187 14188 final byte[] expectedPublicKey; 14189 try { 14190 final Signature verifierSig = pkg.mSigningDetails.signatures[0]; 14191 final PublicKey publicKey = verifierSig.getPublicKey(); 14192 expectedPublicKey = publicKey.getEncoded(); 14193 } catch (CertificateException e) { 14194 return -1; 14195 } 14196 14197 final byte[] actualPublicKey = verifierInfo.publicKey.getEncoded(); 14198 14199 if (!Arrays.equals(actualPublicKey, expectedPublicKey)) { 14200 Slog.i(TAG, "Verifier package " + verifierInfo.packageName 14201 + " does not have the expected public key; ignoring"); 14202 return -1; 14203 } 14204 14205 return pkg.applicationInfo.uid; 14206 } 14207 } 14208 14209 @Override 14210 public void finishPackageInstall(int token, boolean didLaunch) { 14211 enforceSystemOrRoot("Only the system is allowed to finish installs"); 14212 14213 if (DEBUG_INSTALL) { 14214 Slog.v(TAG, "BM finishing package install for " + token); 14215 } 14216 Trace.asyncTraceEnd(TRACE_TAG_PACKAGE_MANAGER, "restore", token); 14217 14218 final Message msg = mHandler.obtainMessage(POST_INSTALL, token, didLaunch ? 1 : 0); 14219 mHandler.sendMessage(msg); 14220 } 14221 14222 /** 14223 * Get the verification agent timeout. Used for both the APK verifier and the 14224 * intent filter verifier. 14225 * 14226 * @return verification timeout in milliseconds 14227 */ 14228 private long getVerificationTimeout() { 14229 return android.provider.Settings.Global.getLong(mContext.getContentResolver(), 14230 android.provider.Settings.Global.PACKAGE_VERIFIER_TIMEOUT, 14231 DEFAULT_VERIFICATION_TIMEOUT); 14232 } 14233 14234 /** 14235 * Get the default verification agent response code. 14236 * 14237 * @return default verification response code 14238 */ 14239 private int getDefaultVerificationResponse(UserHandle user) { 14240 if (sUserManager.hasUserRestriction(UserManager.ENSURE_VERIFY_APPS, user.getIdentifier())) { 14241 return PackageManager.VERIFICATION_REJECT; 14242 } 14243 return android.provider.Settings.Global.getInt(mContext.getContentResolver(), 14244 android.provider.Settings.Global.PACKAGE_VERIFIER_DEFAULT_RESPONSE, 14245 DEFAULT_VERIFICATION_RESPONSE); 14246 } 14247 14248 /** 14249 * Check whether or not package verification has been enabled. 14250 * 14251 * @return true if verification should be performed 14252 */ 14253 private boolean isVerificationEnabled(int userId, int installFlags, int installerUid) { 14254 if (!DEFAULT_VERIFY_ENABLE) { 14255 return false; 14256 } 14257 14258 boolean ensureVerifyAppsEnabled = isUserRestricted(userId, UserManager.ENSURE_VERIFY_APPS); 14259 14260 // Check if installing from ADB 14261 if ((installFlags & PackageManager.INSTALL_FROM_ADB) != 0) { 14262 // Do not run verification in a test harness environment 14263 if (ActivityManager.isRunningInTestHarness()) { 14264 return false; 14265 } 14266 if (ensureVerifyAppsEnabled) { 14267 return true; 14268 } 14269 // Check if the developer does not want package verification for ADB installs 14270 if (android.provider.Settings.Global.getInt(mContext.getContentResolver(), 14271 android.provider.Settings.Global.PACKAGE_VERIFIER_INCLUDE_ADB, 1) == 0) { 14272 return false; 14273 } 14274 } else { 14275 // only when not installed from ADB, skip verification for instant apps when 14276 // the installer and verifier are the same. 14277 if ((installFlags & PackageManager.INSTALL_INSTANT_APP) != 0) { 14278 if (mInstantAppInstallerActivity != null 14279 && mInstantAppInstallerActivity.packageName.equals( 14280 mRequiredVerifierPackage)) { 14281 try { 14282 mContext.getSystemService(AppOpsManager.class) 14283 .checkPackage(installerUid, mRequiredVerifierPackage); 14284 if (DEBUG_VERIFY) { 14285 Slog.i(TAG, "disable verification for instant app"); 14286 } 14287 return false; 14288 } catch (SecurityException ignore) { } 14289 } 14290 } 14291 } 14292 14293 if (ensureVerifyAppsEnabled) { 14294 return true; 14295 } 14296 14297 return android.provider.Settings.Global.getInt(mContext.getContentResolver(), 14298 android.provider.Settings.Global.PACKAGE_VERIFIER_ENABLE, 1) == 1; 14299 } 14300 14301 @Override 14302 public void verifyIntentFilter(int id, int verificationCode, List<String> failedDomains) 14303 throws RemoteException { 14304 mContext.enforceCallingOrSelfPermission( 14305 Manifest.permission.INTENT_FILTER_VERIFICATION_AGENT, 14306 "Only intentfilter verification agents can verify applications"); 14307 14308 final Message msg = mHandler.obtainMessage(INTENT_FILTER_VERIFIED); 14309 final IntentFilterVerificationResponse response = new IntentFilterVerificationResponse( 14310 Binder.getCallingUid(), verificationCode, failedDomains); 14311 msg.arg1 = id; 14312 msg.obj = response; 14313 mHandler.sendMessage(msg); 14314 } 14315 14316 @Override 14317 public int getIntentVerificationStatus(String packageName, int userId) { 14318 final int callingUid = Binder.getCallingUid(); 14319 if (UserHandle.getUserId(callingUid) != userId) { 14320 mContext.enforceCallingOrSelfPermission( 14321 android.Manifest.permission.INTERACT_ACROSS_USERS_FULL, 14322 "getIntentVerificationStatus" + userId); 14323 } 14324 if (getInstantAppPackageName(callingUid) != null) { 14325 return INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_UNDEFINED; 14326 } 14327 synchronized (mPackages) { 14328 final PackageSetting ps = mSettings.mPackages.get(packageName); 14329 if (ps == null 14330 || filterAppAccessLPr(ps, callingUid, UserHandle.getUserId(callingUid))) { 14331 return INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_UNDEFINED; 14332 } 14333 return mSettings.getIntentFilterVerificationStatusLPr(packageName, userId); 14334 } 14335 } 14336 14337 @Override 14338 public boolean updateIntentVerificationStatus(String packageName, int status, int userId) { 14339 mContext.enforceCallingOrSelfPermission( 14340 android.Manifest.permission.SET_PREFERRED_APPLICATIONS, null); 14341 14342 boolean result = false; 14343 synchronized (mPackages) { 14344 final PackageSetting ps = mSettings.mPackages.get(packageName); 14345 if (filterAppAccessLPr(ps, Binder.getCallingUid(), UserHandle.getCallingUserId())) { 14346 return false; 14347 } 14348 result = mSettings.updateIntentFilterVerificationStatusLPw(packageName, status, userId); 14349 } 14350 if (result) { 14351 scheduleWritePackageRestrictionsLocked(userId); 14352 } 14353 return result; 14354 } 14355 14356 @Override 14357 public @NonNull ParceledListSlice<IntentFilterVerificationInfo> getIntentFilterVerifications( 14358 String packageName) { 14359 final int callingUid = Binder.getCallingUid(); 14360 if (getInstantAppPackageName(callingUid) != null) { 14361 return ParceledListSlice.emptyList(); 14362 } 14363 synchronized (mPackages) { 14364 final PackageSetting ps = mSettings.mPackages.get(packageName); 14365 if (filterAppAccessLPr(ps, callingUid, UserHandle.getUserId(callingUid))) { 14366 return ParceledListSlice.emptyList(); 14367 } 14368 return new ParceledListSlice<>(mSettings.getIntentFilterVerificationsLPr(packageName)); 14369 } 14370 } 14371 14372 @Override 14373 public @NonNull ParceledListSlice<IntentFilter> getAllIntentFilters(String packageName) { 14374 if (TextUtils.isEmpty(packageName)) { 14375 return ParceledListSlice.emptyList(); 14376 } 14377 final int callingUid = Binder.getCallingUid(); 14378 final int callingUserId = UserHandle.getUserId(callingUid); 14379 synchronized (mPackages) { 14380 PackageParser.Package pkg = mPackages.get(packageName); 14381 if (pkg == null || pkg.activities == null) { 14382 return ParceledListSlice.emptyList(); 14383 } 14384 if (pkg.mExtras == null) { 14385 return ParceledListSlice.emptyList(); 14386 } 14387 final PackageSetting ps = (PackageSetting) pkg.mExtras; 14388 if (filterAppAccessLPr(ps, callingUid, callingUserId)) { 14389 return ParceledListSlice.emptyList(); 14390 } 14391 final int count = pkg.activities.size(); 14392 ArrayList<IntentFilter> result = new ArrayList<>(); 14393 for (int n=0; n<count; n++) { 14394 PackageParser.Activity activity = pkg.activities.get(n); 14395 if (activity.intents != null && activity.intents.size() > 0) { 14396 result.addAll(activity.intents); 14397 } 14398 } 14399 return new ParceledListSlice<>(result); 14400 } 14401 } 14402 14403 @Override 14404 public boolean setDefaultBrowserPackageName(String packageName, int userId) { 14405 mContext.enforceCallingOrSelfPermission( 14406 android.Manifest.permission.SET_PREFERRED_APPLICATIONS, null); 14407 if (UserHandle.getCallingUserId() != userId) { 14408 mContext.enforceCallingOrSelfPermission( 14409 android.Manifest.permission.INTERACT_ACROSS_USERS_FULL, null); 14410 } 14411 14412 synchronized (mPackages) { 14413 boolean result = mSettings.setDefaultBrowserPackageNameLPw(packageName, userId); 14414 if (packageName != null) { 14415 mDefaultPermissionPolicy.grantDefaultPermissionsToDefaultBrowser( 14416 packageName, userId); 14417 } 14418 return result; 14419 } 14420 } 14421 14422 @Override 14423 public String getDefaultBrowserPackageName(int userId) { 14424 if (UserHandle.getCallingUserId() != userId) { 14425 mContext.enforceCallingOrSelfPermission( 14426 android.Manifest.permission.INTERACT_ACROSS_USERS_FULL, null); 14427 } 14428 if (getInstantAppPackageName(Binder.getCallingUid()) != null) { 14429 return null; 14430 } 14431 synchronized (mPackages) { 14432 return mSettings.getDefaultBrowserPackageNameLPw(userId); 14433 } 14434 } 14435 14436 /** 14437 * Get the "allow unknown sources" setting. 14438 * 14439 * @return the current "allow unknown sources" setting 14440 */ 14441 private int getUnknownSourcesSettings() { 14442 return android.provider.Settings.Secure.getInt(mContext.getContentResolver(), 14443 android.provider.Settings.Secure.INSTALL_NON_MARKET_APPS, 14444 -1); 14445 } 14446 14447 @Override 14448 public void setInstallerPackageName(String targetPackage, String installerPackageName) { 14449 final int callingUid = Binder.getCallingUid(); 14450 if (getInstantAppPackageName(callingUid) != null) { 14451 return; 14452 } 14453 // writer 14454 synchronized (mPackages) { 14455 PackageSetting targetPackageSetting = mSettings.mPackages.get(targetPackage); 14456 if (targetPackageSetting == null 14457 || filterAppAccessLPr( 14458 targetPackageSetting, callingUid, UserHandle.getUserId(callingUid))) { 14459 throw new IllegalArgumentException("Unknown target package: " + targetPackage); 14460 } 14461 14462 PackageSetting installerPackageSetting; 14463 if (installerPackageName != null) { 14464 installerPackageSetting = mSettings.mPackages.get(installerPackageName); 14465 if (installerPackageSetting == null) { 14466 throw new IllegalArgumentException("Unknown installer package: " 14467 + installerPackageName); 14468 } 14469 } else { 14470 installerPackageSetting = null; 14471 } 14472 14473 Signature[] callerSignature; 14474 Object obj = mSettings.getUserIdLPr(callingUid); 14475 if (obj != null) { 14476 if (obj instanceof SharedUserSetting) { 14477 callerSignature = 14478 ((SharedUserSetting)obj).signatures.mSigningDetails.signatures; 14479 } else if (obj instanceof PackageSetting) { 14480 callerSignature = ((PackageSetting)obj).signatures.mSigningDetails.signatures; 14481 } else { 14482 throw new SecurityException("Bad object " + obj + " for uid " + callingUid); 14483 } 14484 } else { 14485 throw new SecurityException("Unknown calling UID: " + callingUid); 14486 } 14487 14488 // Verify: can't set installerPackageName to a package that is 14489 // not signed with the same cert as the caller. 14490 if (installerPackageSetting != null) { 14491 if (compareSignatures(callerSignature, 14492 installerPackageSetting.signatures.mSigningDetails.signatures) 14493 != PackageManager.SIGNATURE_MATCH) { 14494 throw new SecurityException( 14495 "Caller does not have same cert as new installer package " 14496 + installerPackageName); 14497 } 14498 } 14499 14500 // Verify: if target already has an installer package, it must 14501 // be signed with the same cert as the caller. 14502 if (targetPackageSetting.installerPackageName != null) { 14503 PackageSetting setting = mSettings.mPackages.get( 14504 targetPackageSetting.installerPackageName); 14505 // If the currently set package isn't valid, then it's always 14506 // okay to change it. 14507 if (setting != null) { 14508 if (compareSignatures(callerSignature, 14509 setting.signatures.mSigningDetails.signatures) 14510 != PackageManager.SIGNATURE_MATCH) { 14511 throw new SecurityException( 14512 "Caller does not have same cert as old installer package " 14513 + targetPackageSetting.installerPackageName); 14514 } 14515 } 14516 } 14517 14518 // Okay! 14519 targetPackageSetting.installerPackageName = installerPackageName; 14520 if (installerPackageName != null) { 14521 mSettings.mInstallerPackages.add(installerPackageName); 14522 } 14523 scheduleWriteSettingsLocked(); 14524 } 14525 } 14526 14527 @Override 14528 public void setApplicationCategoryHint(String packageName, int categoryHint, 14529 String callerPackageName) { 14530 if (getInstantAppPackageName(Binder.getCallingUid()) != null) { 14531 throw new SecurityException("Instant applications don't have access to this method"); 14532 } 14533 mContext.getSystemService(AppOpsManager.class).checkPackage(Binder.getCallingUid(), 14534 callerPackageName); 14535 synchronized (mPackages) { 14536 PackageSetting ps = mSettings.mPackages.get(packageName); 14537 if (ps == null) { 14538 throw new IllegalArgumentException("Unknown target package " + packageName); 14539 } 14540 if (filterAppAccessLPr(ps, Binder.getCallingUid(), UserHandle.getCallingUserId())) { 14541 throw new IllegalArgumentException("Unknown target package " + packageName); 14542 } 14543 if (!Objects.equals(callerPackageName, ps.installerPackageName)) { 14544 throw new IllegalArgumentException("Calling package " + callerPackageName 14545 + " is not installer for " + packageName); 14546 } 14547 14548 if (ps.categoryHint != categoryHint) { 14549 ps.categoryHint = categoryHint; 14550 scheduleWriteSettingsLocked(); 14551 } 14552 } 14553 } 14554 14555 private void processPendingInstall(final InstallArgs args, final int currentStatus) { 14556 // Queue up an async operation since the package installation may take a little while. 14557 mHandler.post(new Runnable() { 14558 public void run() { 14559 mHandler.removeCallbacks(this); 14560 // Result object to be returned 14561 PackageInstalledInfo res = new PackageInstalledInfo(); 14562 res.setReturnCode(currentStatus); 14563 res.uid = -1; 14564 res.pkg = null; 14565 res.removedInfo = null; 14566 if (res.returnCode == PackageManager.INSTALL_SUCCEEDED) { 14567 args.doPreInstall(res.returnCode); 14568 synchronized (mInstallLock) { 14569 installPackageTracedLI(args, res); 14570 } 14571 args.doPostInstall(res.returnCode, res.uid); 14572 } 14573 14574 // A restore should be performed at this point if (a) the install 14575 // succeeded, (b) the operation is not an update, and (c) the new 14576 // package has not opted out of backup participation. 14577 final boolean update = res.removedInfo != null 14578 && res.removedInfo.removedPackage != null; 14579 final int flags = (res.pkg == null) ? 0 : res.pkg.applicationInfo.flags; 14580 boolean doRestore = !update 14581 && ((flags & ApplicationInfo.FLAG_ALLOW_BACKUP) != 0); 14582 14583 // Set up the post-install work request bookkeeping. This will be used 14584 // and cleaned up by the post-install event handling regardless of whether 14585 // there's a restore pass performed. Token values are >= 1. 14586 int token; 14587 if (mNextInstallToken < 0) mNextInstallToken = 1; 14588 token = mNextInstallToken++; 14589 14590 PostInstallData data = new PostInstallData(args, res); 14591 mRunningInstalls.put(token, data); 14592 if (DEBUG_INSTALL) Log.v(TAG, "+ starting restore round-trip " + token); 14593 14594 if (res.returnCode == PackageManager.INSTALL_SUCCEEDED && doRestore) { 14595 // Pass responsibility to the Backup Manager. It will perform a 14596 // restore if appropriate, then pass responsibility back to the 14597 // Package Manager to run the post-install observer callbacks 14598 // and broadcasts. 14599 IBackupManager bm = IBackupManager.Stub.asInterface( 14600 ServiceManager.getService(Context.BACKUP_SERVICE)); 14601 if (bm != null) { 14602 if (DEBUG_INSTALL) Log.v(TAG, "token " + token 14603 + " to BM for possible restore"); 14604 Trace.asyncTraceBegin(TRACE_TAG_PACKAGE_MANAGER, "restore", token); 14605 try { 14606 // TODO: http://b/22388012 14607 if (bm.isBackupServiceActive(UserHandle.USER_SYSTEM)) { 14608 bm.restoreAtInstall(res.pkg.applicationInfo.packageName, token); 14609 } else { 14610 doRestore = false; 14611 } 14612 } catch (RemoteException e) { 14613 // can't happen; the backup manager is local 14614 } catch (Exception e) { 14615 Slog.e(TAG, "Exception trying to enqueue restore", e); 14616 doRestore = false; 14617 } 14618 } else { 14619 Slog.e(TAG, "Backup Manager not found!"); 14620 doRestore = false; 14621 } 14622 } 14623 14624 if (!doRestore) { 14625 // No restore possible, or the Backup Manager was mysteriously not 14626 // available -- just fire the post-install work request directly. 14627 if (DEBUG_INSTALL) Log.v(TAG, "No restore - queue post-install for " + token); 14628 14629 Trace.asyncTraceBegin(TRACE_TAG_PACKAGE_MANAGER, "postInstall", token); 14630 14631 Message msg = mHandler.obtainMessage(POST_INSTALL, token, 0); 14632 mHandler.sendMessage(msg); 14633 } 14634 } 14635 }); 14636 } 14637 14638 /** 14639 * Callback from PackageSettings whenever an app is first transitioned out of the 14640 * 'stopped' state. Normally we just issue the broadcast, but we can't do that if 14641 * the app was "launched" for a restoreAtInstall operation. Therefore we check 14642 * here whether the app is the target of an ongoing install, and only send the 14643 * broadcast immediately if it is not in that state. If it *is* undergoing a restore, 14644 * the first-launch broadcast will be sent implicitly on that basis in POST_INSTALL 14645 * handling. 14646 */ 14647 void notifyFirstLaunch(final String packageName, final String installerPackage, 14648 final int userId) { 14649 // Serialize this with the rest of the install-process message chain. In the 14650 // restore-at-install case, this Runnable will necessarily run before the 14651 // POST_INSTALL message is processed, so the contents of mRunningInstalls 14652 // are coherent. In the non-restore case, the app has already completed install 14653 // and been launched through some other means, so it is not in a problematic 14654 // state for observers to see the FIRST_LAUNCH signal. 14655 mHandler.post(new Runnable() { 14656 @Override 14657 public void run() { 14658 for (int i = 0; i < mRunningInstalls.size(); i++) { 14659 final PostInstallData data = mRunningInstalls.valueAt(i); 14660 if (data.res.returnCode != PackageManager.INSTALL_SUCCEEDED) { 14661 continue; 14662 } 14663 if (packageName.equals(data.res.pkg.applicationInfo.packageName)) { 14664 // right package; but is it for the right user? 14665 for (int uIndex = 0; uIndex < data.res.newUsers.length; uIndex++) { 14666 if (userId == data.res.newUsers[uIndex]) { 14667 if (DEBUG_BACKUP) { 14668 Slog.i(TAG, "Package " + packageName 14669 + " being restored so deferring FIRST_LAUNCH"); 14670 } 14671 return; 14672 } 14673 } 14674 } 14675 } 14676 // didn't find it, so not being restored 14677 if (DEBUG_BACKUP) { 14678 Slog.i(TAG, "Package " + packageName + " sending normal FIRST_LAUNCH"); 14679 } 14680 final boolean isInstantApp = isInstantApp(packageName, userId); 14681 final int[] userIds = isInstantApp ? EMPTY_INT_ARRAY : new int[] { userId }; 14682 final int[] instantUserIds = isInstantApp ? new int[] { userId } : EMPTY_INT_ARRAY; 14683 sendFirstLaunchBroadcast(packageName, installerPackage, userIds, instantUserIds); 14684 } 14685 }); 14686 } 14687 14688 private void sendFirstLaunchBroadcast(String pkgName, String installerPkg, 14689 int[] userIds, int[] instantUserIds) { 14690 sendPackageBroadcast(Intent.ACTION_PACKAGE_FIRST_LAUNCH, pkgName, null, 0, 14691 installerPkg, null, userIds, instantUserIds); 14692 } 14693 14694 private abstract class HandlerParams { 14695 private static final int MAX_RETRIES = 4; 14696 14697 /** 14698 * Number of times startCopy() has been attempted and had a non-fatal 14699 * error. 14700 */ 14701 private int mRetries = 0; 14702 14703 /** User handle for the user requesting the information or installation. */ 14704 private final UserHandle mUser; 14705 String traceMethod; 14706 int traceCookie; 14707 14708 HandlerParams(UserHandle user) { 14709 mUser = user; 14710 } 14711 14712 UserHandle getUser() { 14713 return mUser; 14714 } 14715 14716 HandlerParams setTraceMethod(String traceMethod) { 14717 this.traceMethod = traceMethod; 14718 return this; 14719 } 14720 14721 HandlerParams setTraceCookie(int traceCookie) { 14722 this.traceCookie = traceCookie; 14723 return this; 14724 } 14725 14726 final boolean startCopy() { 14727 boolean res; 14728 try { 14729 if (DEBUG_INSTALL) Slog.i(TAG, "startCopy " + mUser + ": " + this); 14730 14731 if (++mRetries > MAX_RETRIES) { 14732 Slog.w(TAG, "Failed to invoke remote methods on default container service. Giving up"); 14733 mHandler.sendEmptyMessage(MCS_GIVE_UP); 14734 handleServiceError(); 14735 return false; 14736 } else { 14737 handleStartCopy(); 14738 res = true; 14739 } 14740 } catch (RemoteException e) { 14741 if (DEBUG_INSTALL) Slog.i(TAG, "Posting install MCS_RECONNECT"); 14742 mHandler.sendEmptyMessage(MCS_RECONNECT); 14743 res = false; 14744 } 14745 handleReturnCode(); 14746 return res; 14747 } 14748 14749 final void serviceError() { 14750 if (DEBUG_INSTALL) Slog.i(TAG, "serviceError"); 14751 handleServiceError(); 14752 handleReturnCode(); 14753 } 14754 14755 abstract void handleStartCopy() throws RemoteException; 14756 abstract void handleServiceError(); 14757 abstract void handleReturnCode(); 14758 } 14759 14760 private static void clearDirectory(IMediaContainerService mcs, File[] paths) { 14761 for (File path : paths) { 14762 try { 14763 mcs.clearDirectory(path.getAbsolutePath()); 14764 } catch (RemoteException e) { 14765 } 14766 } 14767 } 14768 14769 static class OriginInfo { 14770 /** 14771 * Location where install is coming from, before it has been 14772 * copied/renamed into place. This could be a single monolithic APK 14773 * file, or a cluster directory. This location may be untrusted. 14774 */ 14775 final File file; 14776 14777 /** 14778 * Flag indicating that {@link #file} or {@link #cid} has already been 14779 * staged, meaning downstream users don't need to defensively copy the 14780 * contents. 14781 */ 14782 final boolean staged; 14783 14784 /** 14785 * Flag indicating that {@link #file} or {@link #cid} is an already 14786 * installed app that is being moved. 14787 */ 14788 final boolean existing; 14789 14790 final String resolvedPath; 14791 final File resolvedFile; 14792 14793 static OriginInfo fromNothing() { 14794 return new OriginInfo(null, false, false); 14795 } 14796 14797 static OriginInfo fromUntrustedFile(File file) { 14798 return new OriginInfo(file, false, false); 14799 } 14800 14801 static OriginInfo fromExistingFile(File file) { 14802 return new OriginInfo(file, false, true); 14803 } 14804 14805 static OriginInfo fromStagedFile(File file) { 14806 return new OriginInfo(file, true, false); 14807 } 14808 14809 private OriginInfo(File file, boolean staged, boolean existing) { 14810 this.file = file; 14811 this.staged = staged; 14812 this.existing = existing; 14813 14814 if (file != null) { 14815 resolvedPath = file.getAbsolutePath(); 14816 resolvedFile = file; 14817 } else { 14818 resolvedPath = null; 14819 resolvedFile = null; 14820 } 14821 } 14822 } 14823 14824 static class MoveInfo { 14825 final int moveId; 14826 final String fromUuid; 14827 final String toUuid; 14828 final String packageName; 14829 final String dataAppName; 14830 final int appId; 14831 final String seinfo; 14832 final int targetSdkVersion; 14833 14834 public MoveInfo(int moveId, String fromUuid, String toUuid, String packageName, 14835 String dataAppName, int appId, String seinfo, int targetSdkVersion) { 14836 this.moveId = moveId; 14837 this.fromUuid = fromUuid; 14838 this.toUuid = toUuid; 14839 this.packageName = packageName; 14840 this.dataAppName = dataAppName; 14841 this.appId = appId; 14842 this.seinfo = seinfo; 14843 this.targetSdkVersion = targetSdkVersion; 14844 } 14845 } 14846 14847 static class VerificationInfo { 14848 /** A constant used to indicate that a uid value is not present. */ 14849 public static final int NO_UID = -1; 14850 14851 /** URI referencing where the package was downloaded from. */ 14852 final Uri originatingUri; 14853 14854 /** HTTP referrer URI associated with the originatingURI. */ 14855 final Uri referrer; 14856 14857 /** UID of the application that the install request originated from. */ 14858 final int originatingUid; 14859 14860 /** UID of application requesting the install */ 14861 final int installerUid; 14862 14863 VerificationInfo(Uri originatingUri, Uri referrer, int originatingUid, int installerUid) { 14864 this.originatingUri = originatingUri; 14865 this.referrer = referrer; 14866 this.originatingUid = originatingUid; 14867 this.installerUid = installerUid; 14868 } 14869 } 14870 14871 class InstallParams extends HandlerParams { 14872 final OriginInfo origin; 14873 final MoveInfo move; 14874 final IPackageInstallObserver2 observer; 14875 int installFlags; 14876 final String installerPackageName; 14877 final String volumeUuid; 14878 private InstallArgs mArgs; 14879 private int mRet; 14880 final String packageAbiOverride; 14881 final String[] grantedRuntimePermissions; 14882 final VerificationInfo verificationInfo; 14883 final PackageParser.SigningDetails signingDetails; 14884 final int installReason; 14885 14886 InstallParams(OriginInfo origin, MoveInfo move, IPackageInstallObserver2 observer, 14887 int installFlags, String installerPackageName, String volumeUuid, 14888 VerificationInfo verificationInfo, UserHandle user, String packageAbiOverride, 14889 String[] grantedPermissions, PackageParser.SigningDetails signingDetails, int installReason) { 14890 super(user); 14891 this.origin = origin; 14892 this.move = move; 14893 this.observer = observer; 14894 this.installFlags = installFlags; 14895 this.installerPackageName = installerPackageName; 14896 this.volumeUuid = volumeUuid; 14897 this.verificationInfo = verificationInfo; 14898 this.packageAbiOverride = packageAbiOverride; 14899 this.grantedRuntimePermissions = grantedPermissions; 14900 this.signingDetails = signingDetails; 14901 this.installReason = installReason; 14902 } 14903 14904 @Override 14905 public String toString() { 14906 return "InstallParams{" + Integer.toHexString(System.identityHashCode(this)) 14907 + " file=" + origin.file + "}"; 14908 } 14909 14910 private int installLocationPolicy(PackageInfoLite pkgLite) { 14911 String packageName = pkgLite.packageName; 14912 int installLocation = pkgLite.installLocation; 14913 boolean onSd = (installFlags & PackageManager.INSTALL_EXTERNAL) != 0; 14914 // reader 14915 synchronized (mPackages) { 14916 // Currently installed package which the new package is attempting to replace or 14917 // null if no such package is installed. 14918 PackageParser.Package installedPkg = mPackages.get(packageName); 14919 // Package which currently owns the data which the new package will own if installed. 14920 // If an app is unstalled while keeping data (e.g., adb uninstall -k), installedPkg 14921 // will be null whereas dataOwnerPkg will contain information about the package 14922 // which was uninstalled while keeping its data. 14923 PackageParser.Package dataOwnerPkg = installedPkg; 14924 if (dataOwnerPkg == null) { 14925 PackageSetting ps = mSettings.mPackages.get(packageName); 14926 if (ps != null) { 14927 dataOwnerPkg = ps.pkg; 14928 } 14929 } 14930 14931 if (dataOwnerPkg != null) { 14932 // If installed, the package will get access to data left on the device by its 14933 // predecessor. As a security measure, this is permited only if this is not a 14934 // version downgrade or if the predecessor package is marked as debuggable and 14935 // a downgrade is explicitly requested. 14936 // 14937 // On debuggable platform builds, downgrades are permitted even for 14938 // non-debuggable packages to make testing easier. Debuggable platform builds do 14939 // not offer security guarantees and thus it's OK to disable some security 14940 // mechanisms to make debugging/testing easier on those builds. However, even on 14941 // debuggable builds downgrades of packages are permitted only if requested via 14942 // installFlags. This is because we aim to keep the behavior of debuggable 14943 // platform builds as close as possible to the behavior of non-debuggable 14944 // platform builds. 14945 final boolean downgradeRequested = 14946 (installFlags & PackageManager.INSTALL_ALLOW_DOWNGRADE) != 0; 14947 final boolean packageDebuggable = 14948 (dataOwnerPkg.applicationInfo.flags 14949 & ApplicationInfo.FLAG_DEBUGGABLE) != 0; 14950 final boolean downgradePermitted = 14951 (downgradeRequested) && ((Build.IS_DEBUGGABLE) || (packageDebuggable)); 14952 if (!downgradePermitted) { 14953 try { 14954 checkDowngrade(dataOwnerPkg, pkgLite); 14955 } catch (PackageManagerException e) { 14956 Slog.w(TAG, "Downgrade detected: " + e.getMessage()); 14957 return PackageHelper.RECOMMEND_FAILED_VERSION_DOWNGRADE; 14958 } 14959 } 14960 } 14961 14962 if (installedPkg != null) { 14963 if ((installFlags & PackageManager.INSTALL_REPLACE_EXISTING) != 0) { 14964 // Check for updated system application. 14965 if ((installedPkg.applicationInfo.flags & ApplicationInfo.FLAG_SYSTEM) != 0) { 14966 if (onSd) { 14967 Slog.w(TAG, "Cannot install update to system app on sdcard"); 14968 return PackageHelper.RECOMMEND_FAILED_INVALID_LOCATION; 14969 } 14970 return PackageHelper.RECOMMEND_INSTALL_INTERNAL; 14971 } else { 14972 if (onSd) { 14973 // Install flag overrides everything. 14974 return PackageHelper.RECOMMEND_INSTALL_EXTERNAL; 14975 } 14976 // If current upgrade specifies particular preference 14977 if (installLocation == PackageInfo.INSTALL_LOCATION_INTERNAL_ONLY) { 14978 // Application explicitly specified internal. 14979 return PackageHelper.RECOMMEND_INSTALL_INTERNAL; 14980 } else if (installLocation == PackageInfo.INSTALL_LOCATION_PREFER_EXTERNAL) { 14981 // App explictly prefers external. Let policy decide 14982 } else { 14983 // Prefer previous location 14984 if (isExternal(installedPkg)) { 14985 return PackageHelper.RECOMMEND_INSTALL_EXTERNAL; 14986 } 14987 return PackageHelper.RECOMMEND_INSTALL_INTERNAL; 14988 } 14989 } 14990 } else { 14991 // Invalid install. Return error code 14992 return PackageHelper.RECOMMEND_FAILED_ALREADY_EXISTS; 14993 } 14994 } 14995 } 14996 // All the special cases have been taken care of. 14997 // Return result based on recommended install location. 14998 if (onSd) { 14999 return PackageHelper.RECOMMEND_INSTALL_EXTERNAL; 15000 } 15001 return pkgLite.recommendedInstallLocation; 15002 } 15003 15004 /* 15005 * Invoke remote method to get package information and install 15006 * location values. Override install location based on default 15007 * policy if needed and then create install arguments based 15008 * on the install location. 15009 */ 15010 public void handleStartCopy() throws RemoteException { 15011 int ret = PackageManager.INSTALL_SUCCEEDED; 15012 15013 // If we're already staged, we've firmly committed to an install location 15014 if (origin.staged) { 15015 if (origin.file != null) { 15016 installFlags |= PackageManager.INSTALL_INTERNAL; 15017 installFlags &= ~PackageManager.INSTALL_EXTERNAL; 15018 } else { 15019 throw new IllegalStateException("Invalid stage location"); 15020 } 15021 } 15022 15023 final boolean onSd = (installFlags & PackageManager.INSTALL_EXTERNAL) != 0; 15024 final boolean onInt = (installFlags & PackageManager.INSTALL_INTERNAL) != 0; 15025 final boolean ephemeral = (installFlags & PackageManager.INSTALL_INSTANT_APP) != 0; 15026 PackageInfoLite pkgLite = null; 15027 15028 if (onInt && onSd) { 15029 // Check if both bits are set. 15030 Slog.w(TAG, "Conflicting flags specified for installing on both internal and external"); 15031 ret = PackageManager.INSTALL_FAILED_INVALID_INSTALL_LOCATION; 15032 } else if (onSd && ephemeral) { 15033 Slog.w(TAG, "Conflicting flags specified for installing ephemeral on external"); 15034 ret = PackageManager.INSTALL_FAILED_INVALID_INSTALL_LOCATION; 15035 } else { 15036 pkgLite = mContainerService.getMinimalPackageInfo(origin.resolvedPath, installFlags, 15037 packageAbiOverride); 15038 15039 if (DEBUG_INSTANT && ephemeral) { 15040 Slog.v(TAG, "pkgLite for install: " + pkgLite); 15041 } 15042 15043 /* 15044 * If we have too little free space, try to free cache 15045 * before giving up. 15046 */ 15047 if (!origin.staged && pkgLite.recommendedInstallLocation 15048 == PackageHelper.RECOMMEND_FAILED_INSUFFICIENT_STORAGE) { 15049 // TODO: focus freeing disk space on the target device 15050 final StorageManager storage = StorageManager.from(mContext); 15051 final long lowThreshold = storage.getStorageLowBytes( 15052 Environment.getDataDirectory()); 15053 15054 final long sizeBytes = mContainerService.calculateInstalledSize( 15055 origin.resolvedPath, packageAbiOverride); 15056 15057 try { 15058 mInstaller.freeCache(null, sizeBytes + lowThreshold, 0, 0); 15059 pkgLite = mContainerService.getMinimalPackageInfo(origin.resolvedPath, 15060 installFlags, packageAbiOverride); 15061 } catch (InstallerException e) { 15062 Slog.w(TAG, "Failed to free cache", e); 15063 } 15064 15065 /* 15066 * The cache free must have deleted the file we 15067 * downloaded to install. 15068 * 15069 * TODO: fix the "freeCache" call to not delete 15070 * the file we care about. 15071 */ 15072 if (pkgLite.recommendedInstallLocation 15073 == PackageHelper.RECOMMEND_FAILED_INVALID_URI) { 15074 pkgLite.recommendedInstallLocation 15075 = PackageHelper.RECOMMEND_FAILED_INSUFFICIENT_STORAGE; 15076 } 15077 } 15078 } 15079 15080 if (ret == PackageManager.INSTALL_SUCCEEDED) { 15081 int loc = pkgLite.recommendedInstallLocation; 15082 if (loc == PackageHelper.RECOMMEND_FAILED_INVALID_LOCATION) { 15083 ret = PackageManager.INSTALL_FAILED_INVALID_INSTALL_LOCATION; 15084 } else if (loc == PackageHelper.RECOMMEND_FAILED_ALREADY_EXISTS) { 15085 ret = PackageManager.INSTALL_FAILED_ALREADY_EXISTS; 15086 } else if (loc == PackageHelper.RECOMMEND_FAILED_INSUFFICIENT_STORAGE) { 15087 ret = PackageManager.INSTALL_FAILED_INSUFFICIENT_STORAGE; 15088 } else if (loc == PackageHelper.RECOMMEND_FAILED_INVALID_APK) { 15089 ret = PackageManager.INSTALL_FAILED_INVALID_APK; 15090 } else if (loc == PackageHelper.RECOMMEND_FAILED_INVALID_URI) { 15091 ret = PackageManager.INSTALL_FAILED_INVALID_URI; 15092 } else if (loc == PackageHelper.RECOMMEND_MEDIA_UNAVAILABLE) { 15093 ret = PackageManager.INSTALL_FAILED_MEDIA_UNAVAILABLE; 15094 } else { 15095 // Override with defaults if needed. 15096 loc = installLocationPolicy(pkgLite); 15097 if (loc == PackageHelper.RECOMMEND_FAILED_VERSION_DOWNGRADE) { 15098 ret = PackageManager.INSTALL_FAILED_VERSION_DOWNGRADE; 15099 } else if (!onSd && !onInt) { 15100 // Override install location with flags 15101 if (loc == PackageHelper.RECOMMEND_INSTALL_EXTERNAL) { 15102 // Set the flag to install on external media. 15103 installFlags |= PackageManager.INSTALL_EXTERNAL; 15104 installFlags &= ~PackageManager.INSTALL_INTERNAL; 15105 } else if (loc == PackageHelper.RECOMMEND_INSTALL_EPHEMERAL) { 15106 if (DEBUG_INSTANT) { 15107 Slog.v(TAG, "...setting INSTALL_EPHEMERAL install flag"); 15108 } 15109 installFlags |= PackageManager.INSTALL_INSTANT_APP; 15110 installFlags &= ~(PackageManager.INSTALL_EXTERNAL 15111 |PackageManager.INSTALL_INTERNAL); 15112 } else { 15113 // Make sure the flag for installing on external 15114 // media is unset 15115 installFlags |= PackageManager.INSTALL_INTERNAL; 15116 installFlags &= ~PackageManager.INSTALL_EXTERNAL; 15117 } 15118 } 15119 } 15120 } 15121 15122 final InstallArgs args = createInstallArgs(this); 15123 mArgs = args; 15124 15125 if (ret == PackageManager.INSTALL_SUCCEEDED) { 15126 // TODO: http://b/22976637 15127 // Apps installed for "all" users use the device owner to verify the app 15128 UserHandle verifierUser = getUser(); 15129 if (verifierUser == UserHandle.ALL) { 15130 verifierUser = UserHandle.SYSTEM; 15131 } 15132 15133 /* 15134 * Determine if we have any installed package verifiers. If we 15135 * do, then we'll defer to them to verify the packages. 15136 */ 15137 final int requiredUid = mRequiredVerifierPackage == null ? -1 15138 : getPackageUid(mRequiredVerifierPackage, MATCH_DEBUG_TRIAGED_MISSING, 15139 verifierUser.getIdentifier()); 15140 final int installerUid = 15141 verificationInfo == null ? -1 : verificationInfo.installerUid; 15142 if (!origin.existing && requiredUid != -1 15143 && isVerificationEnabled( 15144 verifierUser.getIdentifier(), installFlags, installerUid)) { 15145 final Intent verification = new Intent( 15146 Intent.ACTION_PACKAGE_NEEDS_VERIFICATION); 15147 verification.addFlags(Intent.FLAG_RECEIVER_FOREGROUND); 15148 verification.setDataAndType(Uri.fromFile(new File(origin.resolvedPath)), 15149 PACKAGE_MIME_TYPE); 15150 verification.addFlags(Intent.FLAG_GRANT_READ_URI_PERMISSION); 15151 15152 // Query all live verifiers based on current user state 15153 final List<ResolveInfo> receivers = queryIntentReceiversInternal(verification, 15154 PACKAGE_MIME_TYPE, 0, verifierUser.getIdentifier(), 15155 false /*allowDynamicSplits*/); 15156 15157 if (DEBUG_VERIFY) { 15158 Slog.d(TAG, "Found " + receivers.size() + " verifiers for intent " 15159 + verification.toString() + " with " + pkgLite.verifiers.length 15160 + " optional verifiers"); 15161 } 15162 15163 final int verificationId = mPendingVerificationToken++; 15164 15165 verification.putExtra(PackageManager.EXTRA_VERIFICATION_ID, verificationId); 15166 15167 verification.putExtra(PackageManager.EXTRA_VERIFICATION_INSTALLER_PACKAGE, 15168 installerPackageName); 15169 15170 verification.putExtra(PackageManager.EXTRA_VERIFICATION_INSTALL_FLAGS, 15171 installFlags); 15172 15173 verification.putExtra(PackageManager.EXTRA_VERIFICATION_PACKAGE_NAME, 15174 pkgLite.packageName); 15175 15176 verification.putExtra(PackageManager.EXTRA_VERIFICATION_VERSION_CODE, 15177 pkgLite.versionCode); 15178 15179 verification.putExtra(PackageManager.EXTRA_VERIFICATION_LONG_VERSION_CODE, 15180 pkgLite.getLongVersionCode()); 15181 15182 if (verificationInfo != null) { 15183 if (verificationInfo.originatingUri != null) { 15184 verification.putExtra(Intent.EXTRA_ORIGINATING_URI, 15185 verificationInfo.originatingUri); 15186 } 15187 if (verificationInfo.referrer != null) { 15188 verification.putExtra(Intent.EXTRA_REFERRER, 15189 verificationInfo.referrer); 15190 } 15191 if (verificationInfo.originatingUid >= 0) { 15192 verification.putExtra(Intent.EXTRA_ORIGINATING_UID, 15193 verificationInfo.originatingUid); 15194 } 15195 if (verificationInfo.installerUid >= 0) { 15196 verification.putExtra(PackageManager.EXTRA_VERIFICATION_INSTALLER_UID, 15197 verificationInfo.installerUid); 15198 } 15199 } 15200 15201 final PackageVerificationState verificationState = new PackageVerificationState( 15202 requiredUid, args); 15203 15204 mPendingVerification.append(verificationId, verificationState); 15205 15206 final List<ComponentName> sufficientVerifiers = matchVerifiers(pkgLite, 15207 receivers, verificationState); 15208 15209 DeviceIdleController.LocalService idleController = getDeviceIdleController(); 15210 final long idleDuration = getVerificationTimeout(); 15211 15212 /* 15213 * If any sufficient verifiers were listed in the package 15214 * manifest, attempt to ask them. 15215 */ 15216 if (sufficientVerifiers != null) { 15217 final int N = sufficientVerifiers.size(); 15218 if (N == 0) { 15219 Slog.i(TAG, "Additional verifiers required, but none installed."); 15220 ret = PackageManager.INSTALL_FAILED_VERIFICATION_FAILURE; 15221 } else { 15222 for (int i = 0; i < N; i++) { 15223 final ComponentName verifierComponent = sufficientVerifiers.get(i); 15224 idleController.addPowerSaveTempWhitelistApp(Process.myUid(), 15225 verifierComponent.getPackageName(), idleDuration, 15226 verifierUser.getIdentifier(), false, "package verifier"); 15227 15228 final Intent sufficientIntent = new Intent(verification); 15229 sufficientIntent.setComponent(verifierComponent); 15230 mContext.sendBroadcastAsUser(sufficientIntent, verifierUser); 15231 } 15232 } 15233 } 15234 15235 final ComponentName requiredVerifierComponent = matchComponentForVerifier( 15236 mRequiredVerifierPackage, receivers); 15237 if (ret == PackageManager.INSTALL_SUCCEEDED 15238 && mRequiredVerifierPackage != null) { 15239 Trace.asyncTraceBegin( 15240 TRACE_TAG_PACKAGE_MANAGER, "verification", verificationId); 15241 /* 15242 * Send the intent to the required verification agent, 15243 * but only start the verification timeout after the 15244 * target BroadcastReceivers have run. 15245 */ 15246 verification.setComponent(requiredVerifierComponent); 15247 idleController.addPowerSaveTempWhitelistApp(Process.myUid(), 15248 mRequiredVerifierPackage, idleDuration, 15249 verifierUser.getIdentifier(), false, "package verifier"); 15250 mContext.sendOrderedBroadcastAsUser(verification, verifierUser, 15251 android.Manifest.permission.PACKAGE_VERIFICATION_AGENT, 15252 new BroadcastReceiver() { 15253 @Override 15254 public void onReceive(Context context, Intent intent) { 15255 final Message msg = mHandler 15256 .obtainMessage(CHECK_PENDING_VERIFICATION); 15257 msg.arg1 = verificationId; 15258 mHandler.sendMessageDelayed(msg, getVerificationTimeout()); 15259 } 15260 }, null, 0, null, null); 15261 15262 /* 15263 * We don't want the copy to proceed until verification 15264 * succeeds, so null out this field. 15265 */ 15266 mArgs = null; 15267 } 15268 } else { 15269 /* 15270 * No package verification is enabled, so immediately start 15271 * the remote call to initiate copy using temporary file. 15272 */ 15273 ret = args.copyApk(mContainerService, true); 15274 } 15275 } 15276 15277 mRet = ret; 15278 } 15279 15280 @Override 15281 void handleReturnCode() { 15282 // If mArgs is null, then MCS couldn't be reached. When it 15283 // reconnects, it will try again to install. At that point, this 15284 // will succeed. 15285 if (mArgs != null) { 15286 processPendingInstall(mArgs, mRet); 15287 } 15288 } 15289 15290 @Override 15291 void handleServiceError() { 15292 mArgs = createInstallArgs(this); 15293 mRet = PackageManager.INSTALL_FAILED_INTERNAL_ERROR; 15294 } 15295 } 15296 15297 private InstallArgs createInstallArgs(InstallParams params) { 15298 if (params.move != null) { 15299 return new MoveInstallArgs(params); 15300 } else { 15301 return new FileInstallArgs(params); 15302 } 15303 } 15304 15305 /** 15306 * Create args that describe an existing installed package. Typically used 15307 * when cleaning up old installs, or used as a move source. 15308 */ 15309 private InstallArgs createInstallArgsForExisting(int installFlags, String codePath, 15310 String resourcePath, String[] instructionSets) { 15311 return new FileInstallArgs(codePath, resourcePath, instructionSets); 15312 } 15313 15314 static abstract class InstallArgs { 15315 /** @see InstallParams#origin */ 15316 final OriginInfo origin; 15317 /** @see InstallParams#move */ 15318 final MoveInfo move; 15319 15320 final IPackageInstallObserver2 observer; 15321 // Always refers to PackageManager flags only 15322 final int installFlags; 15323 final String installerPackageName; 15324 final String volumeUuid; 15325 final UserHandle user; 15326 final String abiOverride; 15327 final String[] installGrantPermissions; 15328 /** If non-null, drop an async trace when the install completes */ 15329 final String traceMethod; 15330 final int traceCookie; 15331 final PackageParser.SigningDetails signingDetails; 15332 final int installReason; 15333 15334 // The list of instruction sets supported by this app. This is currently 15335 // only used during the rmdex() phase to clean up resources. We can get rid of this 15336 // if we move dex files under the common app path. 15337 /* nullable */ String[] instructionSets; 15338 15339 InstallArgs(OriginInfo origin, MoveInfo move, IPackageInstallObserver2 observer, 15340 int installFlags, String installerPackageName, String volumeUuid, 15341 UserHandle user, String[] instructionSets, 15342 String abiOverride, String[] installGrantPermissions, 15343 String traceMethod, int traceCookie, PackageParser.SigningDetails signingDetails, 15344 int installReason) { 15345 this.origin = origin; 15346 this.move = move; 15347 this.installFlags = installFlags; 15348 this.observer = observer; 15349 this.installerPackageName = installerPackageName; 15350 this.volumeUuid = volumeUuid; 15351 this.user = user; 15352 this.instructionSets = instructionSets; 15353 this.abiOverride = abiOverride; 15354 this.installGrantPermissions = installGrantPermissions; 15355 this.traceMethod = traceMethod; 15356 this.traceCookie = traceCookie; 15357 this.signingDetails = signingDetails; 15358 this.installReason = installReason; 15359 } 15360 15361 abstract int copyApk(IMediaContainerService imcs, boolean temp) throws RemoteException; 15362 abstract int doPreInstall(int status); 15363 15364 /** 15365 * Rename package into final resting place. All paths on the given 15366 * scanned package should be updated to reflect the rename. 15367 */ 15368 abstract boolean doRename(int status, PackageParser.Package pkg, String oldCodePath); 15369 abstract int doPostInstall(int status, int uid); 15370 15371 /** @see PackageSettingBase#codePathString */ 15372 abstract String getCodePath(); 15373 /** @see PackageSettingBase#resourcePathString */ 15374 abstract String getResourcePath(); 15375 15376 // Need installer lock especially for dex file removal. 15377 abstract void cleanUpResourcesLI(); 15378 abstract boolean doPostDeleteLI(boolean delete); 15379 15380 /** 15381 * Called before the source arguments are copied. This is used mostly 15382 * for MoveParams when it needs to read the source file to put it in the 15383 * destination. 15384 */ 15385 int doPreCopy() { 15386 return PackageManager.INSTALL_SUCCEEDED; 15387 } 15388 15389 /** 15390 * Called after the source arguments are copied. This is used mostly for 15391 * MoveParams when it needs to read the source file to put it in the 15392 * destination. 15393 */ 15394 int doPostCopy(int uid) { 15395 return PackageManager.INSTALL_SUCCEEDED; 15396 } 15397 15398 protected boolean isFwdLocked() { 15399 return (installFlags & PackageManager.INSTALL_FORWARD_LOCK) != 0; 15400 } 15401 15402 protected boolean isExternalAsec() { 15403 return (installFlags & PackageManager.INSTALL_EXTERNAL) != 0; 15404 } 15405 15406 protected boolean isEphemeral() { 15407 return (installFlags & PackageManager.INSTALL_INSTANT_APP) != 0; 15408 } 15409 15410 UserHandle getUser() { 15411 return user; 15412 } 15413 } 15414 15415 void removeDexFiles(List<String> allCodePaths, String[] instructionSets) { 15416 if (!allCodePaths.isEmpty()) { 15417 if (instructionSets == null) { 15418 throw new IllegalStateException("instructionSet == null"); 15419 } 15420 String[] dexCodeInstructionSets = getDexCodeInstructionSets(instructionSets); 15421 for (String codePath : allCodePaths) { 15422 for (String dexCodeInstructionSet : dexCodeInstructionSets) { 15423 try { 15424 mInstaller.rmdex(codePath, dexCodeInstructionSet); 15425 } catch (InstallerException ignored) { 15426 } 15427 } 15428 } 15429 } 15430 } 15431 15432 /** 15433 * Logic to handle installation of non-ASEC applications, including copying 15434 * and renaming logic. 15435 */ 15436 class FileInstallArgs extends InstallArgs { 15437 private File codeFile; 15438 private File resourceFile; 15439 15440 // Example topology: 15441 // /data/app/com.example/base.apk 15442 // /data/app/com.example/split_foo.apk 15443 // /data/app/com.example/lib/arm/libfoo.so 15444 // /data/app/com.example/lib/arm64/libfoo.so 15445 // /data/app/com.example/dalvik/arm/base.apk@classes.dex 15446 15447 /** New install */ 15448 FileInstallArgs(InstallParams params) { 15449 super(params.origin, params.move, params.observer, params.installFlags, 15450 params.installerPackageName, params.volumeUuid, 15451 params.getUser(), null /*instructionSets*/, params.packageAbiOverride, 15452 params.grantedRuntimePermissions, 15453 params.traceMethod, params.traceCookie, params.signingDetails, 15454 params.installReason); 15455 if (isFwdLocked()) { 15456 throw new IllegalArgumentException("Forward locking only supported in ASEC"); 15457 } 15458 } 15459 15460 /** Existing install */ 15461 FileInstallArgs(String codePath, String resourcePath, String[] instructionSets) { 15462 super(OriginInfo.fromNothing(), null, null, 0, null, null, null, instructionSets, 15463 null, null, null, 0, PackageParser.SigningDetails.UNKNOWN, 15464 PackageManager.INSTALL_REASON_UNKNOWN); 15465 this.codeFile = (codePath != null) ? new File(codePath) : null; 15466 this.resourceFile = (resourcePath != null) ? new File(resourcePath) : null; 15467 } 15468 15469 int copyApk(IMediaContainerService imcs, boolean temp) throws RemoteException { 15470 Trace.traceBegin(TRACE_TAG_PACKAGE_MANAGER, "copyApk"); 15471 try { 15472 return doCopyApk(imcs, temp); 15473 } finally { 15474 Trace.traceEnd(TRACE_TAG_PACKAGE_MANAGER); 15475 } 15476 } 15477 15478 private int doCopyApk(IMediaContainerService imcs, boolean temp) throws RemoteException { 15479 if (origin.staged) { 15480 if (DEBUG_INSTALL) Slog.d(TAG, origin.file + " already staged; skipping copy"); 15481 codeFile = origin.file; 15482 resourceFile = origin.file; 15483 return PackageManager.INSTALL_SUCCEEDED; 15484 } 15485 15486 try { 15487 final boolean isEphemeral = (installFlags & PackageManager.INSTALL_INSTANT_APP) != 0; 15488 final File tempDir = 15489 mInstallerService.allocateStageDirLegacy(volumeUuid, isEphemeral); 15490 codeFile = tempDir; 15491 resourceFile = tempDir; 15492 } catch (IOException e) { 15493 Slog.w(TAG, "Failed to create copy file: " + e); 15494 return PackageManager.INSTALL_FAILED_INSUFFICIENT_STORAGE; 15495 } 15496 15497 final IParcelFileDescriptorFactory target = new IParcelFileDescriptorFactory.Stub() { 15498 @Override 15499 public ParcelFileDescriptor open(String name, int mode) throws RemoteException { 15500 if (!FileUtils.isValidExtFilename(name)) { 15501 throw new IllegalArgumentException("Invalid filename: " + name); 15502 } 15503 try { 15504 final File file = new File(codeFile, name); 15505 final FileDescriptor fd = Os.open(file.getAbsolutePath(), 15506 O_RDWR | O_CREAT, 0644); 15507 Os.chmod(file.getAbsolutePath(), 0644); 15508 return new ParcelFileDescriptor(fd); 15509 } catch (ErrnoException e) { 15510 throw new RemoteException("Failed to open: " + e.getMessage()); 15511 } 15512 } 15513 }; 15514 15515 int ret = PackageManager.INSTALL_SUCCEEDED; 15516 ret = imcs.copyPackage(origin.file.getAbsolutePath(), target); 15517 if (ret != PackageManager.INSTALL_SUCCEEDED) { 15518 Slog.e(TAG, "Failed to copy package"); 15519 return ret; 15520 } 15521 15522 final File libraryRoot = new File(codeFile, LIB_DIR_NAME); 15523 NativeLibraryHelper.Handle handle = null; 15524 try { 15525 handle = NativeLibraryHelper.Handle.create(codeFile); 15526 ret = NativeLibraryHelper.copyNativeBinariesWithOverride(handle, libraryRoot, 15527 abiOverride); 15528 } catch (IOException e) { 15529 Slog.e(TAG, "Copying native libraries failed", e); 15530 ret = PackageManager.INSTALL_FAILED_INTERNAL_ERROR; 15531 } finally { 15532 IoUtils.closeQuietly(handle); 15533 } 15534 15535 return ret; 15536 } 15537 15538 int doPreInstall(int status) { 15539 if (status != PackageManager.INSTALL_SUCCEEDED) { 15540 cleanUp(); 15541 } 15542 return status; 15543 } 15544 15545 boolean doRename(int status, PackageParser.Package pkg, String oldCodePath) { 15546 if (status != PackageManager.INSTALL_SUCCEEDED) { 15547 cleanUp(); 15548 return false; 15549 } 15550 15551 final File targetDir = codeFile.getParentFile(); 15552 final File beforeCodeFile = codeFile; 15553 final File afterCodeFile = getNextCodePath(targetDir, pkg.packageName); 15554 15555 if (DEBUG_INSTALL) Slog.d(TAG, "Renaming " + beforeCodeFile + " to " + afterCodeFile); 15556 try { 15557 Os.rename(beforeCodeFile.getAbsolutePath(), afterCodeFile.getAbsolutePath()); 15558 } catch (ErrnoException e) { 15559 Slog.w(TAG, "Failed to rename", e); 15560 return false; 15561 } 15562 15563 if (!SELinux.restoreconRecursive(afterCodeFile)) { 15564 Slog.w(TAG, "Failed to restorecon"); 15565 return false; 15566 } 15567 15568 // Reflect the rename internally 15569 codeFile = afterCodeFile; 15570 resourceFile = afterCodeFile; 15571 15572 // Reflect the rename in scanned details 15573 try { 15574 pkg.setCodePath(afterCodeFile.getCanonicalPath()); 15575 } catch (IOException e) { 15576 Slog.e(TAG, "Failed to get path: " + afterCodeFile, e); 15577 return false; 15578 } 15579 pkg.setBaseCodePath(FileUtils.rewriteAfterRename(beforeCodeFile, 15580 afterCodeFile, pkg.baseCodePath)); 15581 pkg.setSplitCodePaths(FileUtils.rewriteAfterRename(beforeCodeFile, 15582 afterCodeFile, pkg.splitCodePaths)); 15583 15584 // Reflect the rename in app info 15585 pkg.setApplicationVolumeUuid(pkg.volumeUuid); 15586 pkg.setApplicationInfoCodePath(pkg.codePath); 15587 pkg.setApplicationInfoBaseCodePath(pkg.baseCodePath); 15588 pkg.setApplicationInfoSplitCodePaths(pkg.splitCodePaths); 15589 pkg.setApplicationInfoResourcePath(pkg.codePath); 15590 pkg.setApplicationInfoBaseResourcePath(pkg.baseCodePath); 15591 pkg.setApplicationInfoSplitResourcePaths(pkg.splitCodePaths); 15592 15593 return true; 15594 } 15595 15596 int doPostInstall(int status, int uid) { 15597 if (status != PackageManager.INSTALL_SUCCEEDED) { 15598 cleanUp(); 15599 } 15600 return status; 15601 } 15602 15603 @Override 15604 String getCodePath() { 15605 return (codeFile != null) ? codeFile.getAbsolutePath() : null; 15606 } 15607 15608 @Override 15609 String getResourcePath() { 15610 return (resourceFile != null) ? resourceFile.getAbsolutePath() : null; 15611 } 15612 15613 private boolean cleanUp() { 15614 if (codeFile == null || !codeFile.exists()) { 15615 return false; 15616 } 15617 15618 removeCodePathLI(codeFile); 15619 15620 if (resourceFile != null && !FileUtils.contains(codeFile, resourceFile)) { 15621 resourceFile.delete(); 15622 } 15623 15624 return true; 15625 } 15626 15627 void cleanUpResourcesLI() { 15628 // Try enumerating all code paths before deleting 15629 List<String> allCodePaths = Collections.EMPTY_LIST; 15630 if (codeFile != null && codeFile.exists()) { 15631 try { 15632 final PackageLite pkg = PackageParser.parsePackageLite(codeFile, 0); 15633 allCodePaths = pkg.getAllCodePaths(); 15634 } catch (PackageParserException e) { 15635 // Ignored; we tried our best 15636 } 15637 } 15638 15639 cleanUp(); 15640 removeDexFiles(allCodePaths, instructionSets); 15641 } 15642 15643 boolean doPostDeleteLI(boolean delete) { 15644 // XXX err, shouldn't we respect the delete flag? 15645 cleanUpResourcesLI(); 15646 return true; 15647 } 15648 } 15649 15650 private static void maybeThrowExceptionForMultiArchCopy(String message, int copyRet) throws 15651 PackageManagerException { 15652 if (copyRet < 0) { 15653 if (copyRet != PackageManager.NO_NATIVE_LIBRARIES && 15654 copyRet != PackageManager.INSTALL_FAILED_NO_MATCHING_ABIS) { 15655 throw new PackageManagerException(copyRet, message); 15656 } 15657 } 15658 } 15659 15660 /** 15661 * Extract the StorageManagerService "container ID" from the full code path of an 15662 * .apk. 15663 */ 15664 static String cidFromCodePath(String fullCodePath) { 15665 int eidx = fullCodePath.lastIndexOf("/"); 15666 String subStr1 = fullCodePath.substring(0, eidx); 15667 int sidx = subStr1.lastIndexOf("/"); 15668 return subStr1.substring(sidx+1, eidx); 15669 } 15670 15671 /** 15672 * Logic to handle movement of existing installed applications. 15673 */ 15674 class MoveInstallArgs extends InstallArgs { 15675 private File codeFile; 15676 private File resourceFile; 15677 15678 /** New install */ 15679 MoveInstallArgs(InstallParams params) { 15680 super(params.origin, params.move, params.observer, params.installFlags, 15681 params.installerPackageName, params.volumeUuid, 15682 params.getUser(), null /* instruction sets */, params.packageAbiOverride, 15683 params.grantedRuntimePermissions, 15684 params.traceMethod, params.traceCookie, params.signingDetails, 15685 params.installReason); 15686 } 15687 15688 int copyApk(IMediaContainerService imcs, boolean temp) { 15689 if (DEBUG_INSTALL) Slog.d(TAG, "Moving " + move.packageName + " from " 15690 + move.fromUuid + " to " + move.toUuid); 15691 synchronized (mInstaller) { 15692 try { 15693 mInstaller.moveCompleteApp(move.fromUuid, move.toUuid, move.packageName, 15694 move.dataAppName, move.appId, move.seinfo, move.targetSdkVersion); 15695 } catch (InstallerException e) { 15696 Slog.w(TAG, "Failed to move app", e); 15697 return PackageManager.INSTALL_FAILED_INTERNAL_ERROR; 15698 } 15699 } 15700 15701 codeFile = new File(Environment.getDataAppDirectory(move.toUuid), move.dataAppName); 15702 resourceFile = codeFile; 15703 if (DEBUG_INSTALL) Slog.d(TAG, "codeFile after move is " + codeFile); 15704 15705 return PackageManager.INSTALL_SUCCEEDED; 15706 } 15707 15708 int doPreInstall(int status) { 15709 if (status != PackageManager.INSTALL_SUCCEEDED) { 15710 cleanUp(move.toUuid); 15711 } 15712 return status; 15713 } 15714 15715 boolean doRename(int status, PackageParser.Package pkg, String oldCodePath) { 15716 if (status != PackageManager.INSTALL_SUCCEEDED) { 15717 cleanUp(move.toUuid); 15718 return false; 15719 } 15720 15721 // Reflect the move in app info 15722 pkg.setApplicationVolumeUuid(pkg.volumeUuid); 15723 pkg.setApplicationInfoCodePath(pkg.codePath); 15724 pkg.setApplicationInfoBaseCodePath(pkg.baseCodePath); 15725 pkg.setApplicationInfoSplitCodePaths(pkg.splitCodePaths); 15726 pkg.setApplicationInfoResourcePath(pkg.codePath); 15727 pkg.setApplicationInfoBaseResourcePath(pkg.baseCodePath); 15728 pkg.setApplicationInfoSplitResourcePaths(pkg.splitCodePaths); 15729 15730 return true; 15731 } 15732 15733 int doPostInstall(int status, int uid) { 15734 if (status == PackageManager.INSTALL_SUCCEEDED) { 15735 cleanUp(move.fromUuid); 15736 } else { 15737 cleanUp(move.toUuid); 15738 } 15739 return status; 15740 } 15741 15742 @Override 15743 String getCodePath() { 15744 return (codeFile != null) ? codeFile.getAbsolutePath() : null; 15745 } 15746 15747 @Override 15748 String getResourcePath() { 15749 return (resourceFile != null) ? resourceFile.getAbsolutePath() : null; 15750 } 15751 15752 private boolean cleanUp(String volumeUuid) { 15753 final File codeFile = new File(Environment.getDataAppDirectory(volumeUuid), 15754 move.dataAppName); 15755 Slog.d(TAG, "Cleaning up " + move.packageName + " on " + volumeUuid); 15756 final int[] userIds = sUserManager.getUserIds(); 15757 synchronized (mInstallLock) { 15758 // Clean up both app data and code 15759 // All package moves are frozen until finished 15760 for (int userId : userIds) { 15761 try { 15762 mInstaller.destroyAppData(volumeUuid, move.packageName, userId, 15763 StorageManager.FLAG_STORAGE_DE | StorageManager.FLAG_STORAGE_CE, 0); 15764 } catch (InstallerException e) { 15765 Slog.w(TAG, String.valueOf(e)); 15766 } 15767 } 15768 removeCodePathLI(codeFile); 15769 } 15770 return true; 15771 } 15772 15773 void cleanUpResourcesLI() { 15774 throw new UnsupportedOperationException(); 15775 } 15776 15777 boolean doPostDeleteLI(boolean delete) { 15778 throw new UnsupportedOperationException(); 15779 } 15780 } 15781 15782 static String getAsecPackageName(String packageCid) { 15783 int idx = packageCid.lastIndexOf("-"); 15784 if (idx == -1) { 15785 return packageCid; 15786 } 15787 return packageCid.substring(0, idx); 15788 } 15789 15790 // Utility method used to create code paths based on package name and available index. 15791 private static String getNextCodePath(String oldCodePath, String prefix, String suffix) { 15792 String idxStr = ""; 15793 int idx = 1; 15794 // Fall back to default value of idx=1 if prefix is not 15795 // part of oldCodePath 15796 if (oldCodePath != null) { 15797 String subStr = oldCodePath; 15798 // Drop the suffix right away 15799 if (suffix != null && subStr.endsWith(suffix)) { 15800 subStr = subStr.substring(0, subStr.length() - suffix.length()); 15801 } 15802 // If oldCodePath already contains prefix find out the 15803 // ending index to either increment or decrement. 15804 int sidx = subStr.lastIndexOf(prefix); 15805 if (sidx != -1) { 15806 subStr = subStr.substring(sidx + prefix.length()); 15807 if (subStr != null) { 15808 if (subStr.startsWith(INSTALL_PACKAGE_SUFFIX)) { 15809 subStr = subStr.substring(INSTALL_PACKAGE_SUFFIX.length()); 15810 } 15811 try { 15812 idx = Integer.parseInt(subStr); 15813 if (idx <= 1) { 15814 idx++; 15815 } else { 15816 idx--; 15817 } 15818 } catch(NumberFormatException e) { 15819 } 15820 } 15821 } 15822 } 15823 idxStr = INSTALL_PACKAGE_SUFFIX + Integer.toString(idx); 15824 return prefix + idxStr; 15825 } 15826 15827 private File getNextCodePath(File targetDir, String packageName) { 15828 File result; 15829 SecureRandom random = new SecureRandom(); 15830 byte[] bytes = new byte[16]; 15831 do { 15832 random.nextBytes(bytes); 15833 String suffix = Base64.encodeToString(bytes, Base64.URL_SAFE | Base64.NO_WRAP); 15834 result = new File(targetDir, packageName + "-" + suffix); 15835 } while (result.exists()); 15836 return result; 15837 } 15838 15839 // Utility method that returns the relative package path with respect 15840 // to the installation directory. Like say for /data/data/com.test-1.apk 15841 // string com.test-1 is returned. 15842 static String deriveCodePathName(String codePath) { 15843 if (codePath == null) { 15844 return null; 15845 } 15846 final File codeFile = new File(codePath); 15847 final String name = codeFile.getName(); 15848 if (codeFile.isDirectory()) { 15849 return name; 15850 } else if (name.endsWith(".apk") || name.endsWith(".tmp")) { 15851 final int lastDot = name.lastIndexOf('.'); 15852 return name.substring(0, lastDot); 15853 } else { 15854 Slog.w(TAG, "Odd, " + codePath + " doesn't look like an APK"); 15855 return null; 15856 } 15857 } 15858 15859 static class PackageInstalledInfo { 15860 String name; 15861 int uid; 15862 // The set of users that originally had this package installed. 15863 int[] origUsers; 15864 // The set of users that now have this package installed. 15865 int[] newUsers; 15866 PackageParser.Package pkg; 15867 int returnCode; 15868 String returnMsg; 15869 String installerPackageName; 15870 PackageRemovedInfo removedInfo; 15871 ArrayMap<String, PackageInstalledInfo> addedChildPackages; 15872 15873 public void setError(int code, String msg) { 15874 setReturnCode(code); 15875 setReturnMessage(msg); 15876 Slog.w(TAG, msg); 15877 } 15878 15879 public void setError(String msg, PackageParserException e) { 15880 setReturnCode(e.error); 15881 setReturnMessage(ExceptionUtils.getCompleteMessage(msg, e)); 15882 final int childCount = (addedChildPackages != null) ? addedChildPackages.size() : 0; 15883 for (int i = 0; i < childCount; i++) { 15884 addedChildPackages.valueAt(i).setError(msg, e); 15885 } 15886 Slog.w(TAG, msg, e); 15887 } 15888 15889 public void setError(String msg, PackageManagerException e) { 15890 returnCode = e.error; 15891 setReturnMessage(ExceptionUtils.getCompleteMessage(msg, e)); 15892 final int childCount = (addedChildPackages != null) ? addedChildPackages.size() : 0; 15893 for (int i = 0; i < childCount; i++) { 15894 addedChildPackages.valueAt(i).setError(msg, e); 15895 } 15896 Slog.w(TAG, msg, e); 15897 } 15898 15899 public void setReturnCode(int returnCode) { 15900 this.returnCode = returnCode; 15901 final int childCount = (addedChildPackages != null) ? addedChildPackages.size() : 0; 15902 for (int i = 0; i < childCount; i++) { 15903 addedChildPackages.valueAt(i).returnCode = returnCode; 15904 } 15905 } 15906 15907 private void setReturnMessage(String returnMsg) { 15908 this.returnMsg = returnMsg; 15909 final int childCount = (addedChildPackages != null) ? addedChildPackages.size() : 0; 15910 for (int i = 0; i < childCount; i++) { 15911 addedChildPackages.valueAt(i).returnMsg = returnMsg; 15912 } 15913 } 15914 15915 // In some error cases we want to convey more info back to the observer 15916 String origPackage; 15917 String origPermission; 15918 } 15919 15920 /* 15921 * Install a non-existing package. 15922 */ 15923 private void installNewPackageLIF(PackageParser.Package pkg, final @ParseFlags int parseFlags, 15924 final @ScanFlags int scanFlags, UserHandle user, String installerPackageName, 15925 String volumeUuid, PackageInstalledInfo res, int installReason) { 15926 Trace.traceBegin(TRACE_TAG_PACKAGE_MANAGER, "installNewPackage"); 15927 15928 // Remember this for later, in case we need to rollback this install 15929 String pkgName = pkg.packageName; 15930 15931 if (DEBUG_INSTALL) Slog.d(TAG, "installNewPackageLI: " + pkg); 15932 15933 synchronized(mPackages) { 15934 final String renamedPackage = mSettings.getRenamedPackageLPr(pkgName); 15935 if (renamedPackage != null) { 15936 // A package with the same name is already installed, though 15937 // it has been renamed to an older name. The package we 15938 // are trying to install should be installed as an update to 15939 // the existing one, but that has not been requested, so bail. 15940 res.setError(INSTALL_FAILED_ALREADY_EXISTS, "Attempt to re-install " + pkgName 15941 + " without first uninstalling package running as " 15942 + renamedPackage); 15943 return; 15944 } 15945 if (mPackages.containsKey(pkgName)) { 15946 // Don't allow installation over an existing package with the same name. 15947 res.setError(INSTALL_FAILED_ALREADY_EXISTS, "Attempt to re-install " + pkgName 15948 + " without first uninstalling."); 15949 return; 15950 } 15951 } 15952 15953 try { 15954 PackageParser.Package newPackage = scanPackageTracedLI(pkg, parseFlags, scanFlags, 15955 System.currentTimeMillis(), user); 15956 15957 updateSettingsLI(newPackage, installerPackageName, null, res, user, installReason); 15958 15959 if (res.returnCode == PackageManager.INSTALL_SUCCEEDED) { 15960 prepareAppDataAfterInstallLIF(newPackage); 15961 15962 } else { 15963 // Remove package from internal structures, but keep around any 15964 // data that might have already existed 15965 deletePackageLIF(pkgName, UserHandle.ALL, false, null, 15966 PackageManager.DELETE_KEEP_DATA, res.removedInfo, true, null); 15967 } 15968 } catch (PackageManagerException e) { 15969 res.setError("Package couldn't be installed in " + pkg.codePath, e); 15970 } 15971 15972 Trace.traceEnd(TRACE_TAG_PACKAGE_MANAGER); 15973 } 15974 15975 private static void updateDigest(MessageDigest digest, File file) throws IOException { 15976 try (DigestInputStream digestStream = 15977 new DigestInputStream(new FileInputStream(file), digest)) { 15978 while (digestStream.read() != -1) {} // nothing to do; just plow through the file 15979 } 15980 } 15981 15982 private void replacePackageLIF(PackageParser.Package pkg, final @ParseFlags int parseFlags, 15983 final @ScanFlags int scanFlags, UserHandle user, String installerPackageName, 15984 PackageInstalledInfo res, int installReason) { 15985 final boolean isInstantApp = (scanFlags & SCAN_AS_INSTANT_APP) != 0; 15986 15987 final PackageParser.Package oldPackage; 15988 final PackageSetting ps; 15989 final String pkgName = pkg.packageName; 15990 final int[] allUsers; 15991 final int[] installedUsers; 15992 15993 synchronized(mPackages) { 15994 oldPackage = mPackages.get(pkgName); 15995 if (DEBUG_INSTALL) Slog.d(TAG, "replacePackageLI: new=" + pkg + ", old=" + oldPackage); 15996 15997 // don't allow upgrade to target a release SDK from a pre-release SDK 15998 final boolean oldTargetsPreRelease = oldPackage.applicationInfo.targetSdkVersion 15999 == android.os.Build.VERSION_CODES.CUR_DEVELOPMENT; 16000 final boolean newTargetsPreRelease = pkg.applicationInfo.targetSdkVersion 16001 == android.os.Build.VERSION_CODES.CUR_DEVELOPMENT; 16002 if (oldTargetsPreRelease 16003 && !newTargetsPreRelease 16004 && ((parseFlags & PackageParser.PARSE_FORCE_SDK) == 0)) { 16005 Slog.w(TAG, "Can't install package targeting released sdk"); 16006 res.setReturnCode(PackageManager.INSTALL_FAILED_UPDATE_INCOMPATIBLE); 16007 return; 16008 } 16009 16010 ps = mSettings.mPackages.get(pkgName); 16011 16012 // verify signatures are valid 16013 final KeySetManagerService ksms = mSettings.mKeySetManagerService; 16014 if (ksms.shouldCheckUpgradeKeySetLocked(ps, scanFlags)) { 16015 if (!ksms.checkUpgradeKeySetLocked(ps, pkg)) { 16016 res.setError(INSTALL_FAILED_UPDATE_INCOMPATIBLE, 16017 "New package not signed by keys specified by upgrade-keysets: " 16018 + pkgName); 16019 return; 16020 } 16021 } else { 16022 16023 // default to original signature matching 16024 if (!pkg.mSigningDetails.checkCapability(oldPackage.mSigningDetails, 16025 PackageParser.SigningDetails.CertCapabilities.INSTALLED_DATA)) { 16026 res.setError(INSTALL_FAILED_UPDATE_INCOMPATIBLE, 16027 "New package has a different signature: " + pkgName); 16028 return; 16029 } 16030 } 16031 16032 // don't allow a system upgrade unless the upgrade hash matches 16033 if (oldPackage.restrictUpdateHash != null && oldPackage.isSystem()) { 16034 byte[] digestBytes = null; 16035 try { 16036 final MessageDigest digest = MessageDigest.getInstance("SHA-512"); 16037 updateDigest(digest, new File(pkg.baseCodePath)); 16038 if (!ArrayUtils.isEmpty(pkg.splitCodePaths)) { 16039 for (String path : pkg.splitCodePaths) { 16040 updateDigest(digest, new File(path)); 16041 } 16042 } 16043 digestBytes = digest.digest(); 16044 } catch (NoSuchAlgorithmException | IOException e) { 16045 res.setError(INSTALL_FAILED_INVALID_APK, 16046 "Could not compute hash: " + pkgName); 16047 return; 16048 } 16049 if (!Arrays.equals(oldPackage.restrictUpdateHash, digestBytes)) { 16050 res.setError(INSTALL_FAILED_INVALID_APK, 16051 "New package fails restrict-update check: " + pkgName); 16052 return; 16053 } 16054 // retain upgrade restriction 16055 pkg.restrictUpdateHash = oldPackage.restrictUpdateHash; 16056 } 16057 16058 // Check for shared user id changes 16059 String invalidPackageName = 16060 getParentOrChildPackageChangedSharedUser(oldPackage, pkg); 16061 if (invalidPackageName != null) { 16062 res.setError(INSTALL_FAILED_SHARED_USER_INCOMPATIBLE, 16063 "Package " + invalidPackageName + " tried to change user " 16064 + oldPackage.mSharedUserId); 16065 return; 16066 } 16067 16068 // check if the new package supports all of the abis which the old package supports 16069 boolean oldPkgSupportMultiArch = oldPackage.applicationInfo.secondaryCpuAbi != null; 16070 boolean newPkgSupportMultiArch = pkg.applicationInfo.secondaryCpuAbi != null; 16071 if (isSystemApp(oldPackage) && oldPkgSupportMultiArch && !newPkgSupportMultiArch) { 16072 res.setError(INSTALL_FAILED_UPDATE_INCOMPATIBLE, 16073 "Update to package " + pkgName + " doesn't support multi arch"); 16074 return; 16075 } 16076 16077 // In case of rollback, remember per-user/profile install state 16078 allUsers = sUserManager.getUserIds(); 16079 installedUsers = ps.queryInstalledUsers(allUsers, true); 16080 16081 // don't allow an upgrade from full to ephemeral 16082 if (isInstantApp) { 16083 if (user == null || user.getIdentifier() == UserHandle.USER_ALL) { 16084 for (int currentUser : allUsers) { 16085 if (!ps.getInstantApp(currentUser)) { 16086 // can't downgrade from full to instant 16087 Slog.w(TAG, "Can't replace full app with instant app: " + pkgName 16088 + " for user: " + currentUser); 16089 res.setReturnCode(PackageManager.INSTALL_FAILED_INSTANT_APP_INVALID); 16090 return; 16091 } 16092 } 16093 } else if (!ps.getInstantApp(user.getIdentifier())) { 16094 // can't downgrade from full to instant 16095 Slog.w(TAG, "Can't replace full app with instant app: " + pkgName 16096 + " for user: " + user.getIdentifier()); 16097 res.setReturnCode(PackageManager.INSTALL_FAILED_INSTANT_APP_INVALID); 16098 return; 16099 } 16100 } 16101 } 16102 16103 // Update what is removed 16104 res.removedInfo = new PackageRemovedInfo(this); 16105 res.removedInfo.uid = oldPackage.applicationInfo.uid; 16106 res.removedInfo.removedPackage = oldPackage.packageName; 16107 res.removedInfo.installerPackageName = ps.installerPackageName; 16108 res.removedInfo.isStaticSharedLib = pkg.staticSharedLibName != null; 16109 res.removedInfo.isUpdate = true; 16110 res.removedInfo.origUsers = installedUsers; 16111 res.removedInfo.installReasons = new SparseArray<>(installedUsers.length); 16112 for (int i = 0; i < installedUsers.length; i++) { 16113 final int userId = installedUsers[i]; 16114 res.removedInfo.installReasons.put(userId, ps.getInstallReason(userId)); 16115 } 16116 16117 final int childCount = (oldPackage.childPackages != null) 16118 ? oldPackage.childPackages.size() : 0; 16119 for (int i = 0; i < childCount; i++) { 16120 boolean childPackageUpdated = false; 16121 PackageParser.Package childPkg = oldPackage.childPackages.get(i); 16122 final PackageSetting childPs = mSettings.getPackageLPr(childPkg.packageName); 16123 if (res.addedChildPackages != null) { 16124 PackageInstalledInfo childRes = res.addedChildPackages.get(childPkg.packageName); 16125 if (childRes != null) { 16126 childRes.removedInfo.uid = childPkg.applicationInfo.uid; 16127 childRes.removedInfo.removedPackage = childPkg.packageName; 16128 if (childPs != null) { 16129 childRes.removedInfo.installerPackageName = childPs.installerPackageName; 16130 } 16131 childRes.removedInfo.isUpdate = true; 16132 childRes.removedInfo.installReasons = res.removedInfo.installReasons; 16133 childPackageUpdated = true; 16134 } 16135 } 16136 if (!childPackageUpdated) { 16137 PackageRemovedInfo childRemovedRes = new PackageRemovedInfo(this); 16138 childRemovedRes.removedPackage = childPkg.packageName; 16139 if (childPs != null) { 16140 childRemovedRes.installerPackageName = childPs.installerPackageName; 16141 } 16142 childRemovedRes.isUpdate = false; 16143 childRemovedRes.dataRemoved = true; 16144 synchronized (mPackages) { 16145 if (childPs != null) { 16146 childRemovedRes.origUsers = childPs.queryInstalledUsers(allUsers, true); 16147 } 16148 } 16149 if (res.removedInfo.removedChildPackages == null) { 16150 res.removedInfo.removedChildPackages = new ArrayMap<>(); 16151 } 16152 res.removedInfo.removedChildPackages.put(childPkg.packageName, childRemovedRes); 16153 } 16154 } 16155 16156 boolean sysPkg = (isSystemApp(oldPackage)); 16157 if (sysPkg) { 16158 // Set the system/privileged/oem/vendor/product flags as needed 16159 final boolean privileged = 16160 (oldPackage.applicationInfo.privateFlags 16161 & ApplicationInfo.PRIVATE_FLAG_PRIVILEGED) != 0; 16162 final boolean oem = 16163 (oldPackage.applicationInfo.privateFlags 16164 & ApplicationInfo.PRIVATE_FLAG_OEM) != 0; 16165 final boolean vendor = 16166 (oldPackage.applicationInfo.privateFlags 16167 & ApplicationInfo.PRIVATE_FLAG_VENDOR) != 0; 16168 final boolean product = 16169 (oldPackage.applicationInfo.privateFlags 16170 & ApplicationInfo.PRIVATE_FLAG_PRODUCT) != 0; 16171 final @ParseFlags int systemParseFlags = parseFlags; 16172 final @ScanFlags int systemScanFlags = scanFlags 16173 | SCAN_AS_SYSTEM 16174 | (privileged ? SCAN_AS_PRIVILEGED : 0) 16175 | (oem ? SCAN_AS_OEM : 0) 16176 | (vendor ? SCAN_AS_VENDOR : 0) 16177 | (product ? SCAN_AS_PRODUCT : 0); 16178 16179 replaceSystemPackageLIF(oldPackage, pkg, systemParseFlags, systemScanFlags, 16180 user, allUsers, installerPackageName, res, installReason); 16181 } else { 16182 replaceNonSystemPackageLIF(oldPackage, pkg, parseFlags, scanFlags, 16183 user, allUsers, installerPackageName, res, installReason); 16184 } 16185 } 16186 16187 @Override 16188 public List<String> getPreviousCodePaths(String packageName) { 16189 final int callingUid = Binder.getCallingUid(); 16190 final List<String> result = new ArrayList<>(); 16191 if (getInstantAppPackageName(callingUid) != null) { 16192 return result; 16193 } 16194 final PackageSetting ps = mSettings.mPackages.get(packageName); 16195 if (ps != null 16196 && ps.oldCodePaths != null 16197 && !filterAppAccessLPr(ps, callingUid, UserHandle.getUserId(callingUid))) { 16198 result.addAll(ps.oldCodePaths); 16199 } 16200 return result; 16201 } 16202 16203 private void replaceNonSystemPackageLIF(PackageParser.Package deletedPackage, 16204 PackageParser.Package pkg, final @ParseFlags int parseFlags, 16205 final @ScanFlags int scanFlags, UserHandle user, int[] allUsers, 16206 String installerPackageName, PackageInstalledInfo res, int installReason) { 16207 if (DEBUG_INSTALL) Slog.d(TAG, "replaceNonSystemPackageLI: new=" + pkg + ", old=" 16208 + deletedPackage); 16209 16210 String pkgName = deletedPackage.packageName; 16211 boolean deletedPkg = true; 16212 boolean addedPkg = false; 16213 boolean updatedSettings = false; 16214 final boolean killApp = (scanFlags & SCAN_DONT_KILL_APP) == 0; 16215 final int deleteFlags = PackageManager.DELETE_KEEP_DATA 16216 | (killApp ? 0 : PackageManager.DELETE_DONT_KILL_APP); 16217 16218 final long origUpdateTime = (pkg.mExtras != null) 16219 ? ((PackageSetting)pkg.mExtras).lastUpdateTime : 0; 16220 16221 // First delete the existing package while retaining the data directory 16222 if (!deletePackageLIF(pkgName, null, true, allUsers, deleteFlags, 16223 res.removedInfo, true, pkg)) { 16224 // If the existing package wasn't successfully deleted 16225 res.setError(INSTALL_FAILED_REPLACE_COULDNT_DELETE, "replaceNonSystemPackageLI"); 16226 deletedPkg = false; 16227 } else { 16228 // Successfully deleted the old package; proceed with replace. 16229 16230 // If deleted package lived in a container, give users a chance to 16231 // relinquish resources before killing. 16232 if (deletedPackage.isForwardLocked() || isExternal(deletedPackage)) { 16233 if (DEBUG_INSTALL) { 16234 Slog.i(TAG, "upgrading pkg " + deletedPackage + " is ASEC-hosted -> UNAVAILABLE"); 16235 } 16236 final int[] uidArray = new int[] { deletedPackage.applicationInfo.uid }; 16237 final ArrayList<String> pkgList = new ArrayList<String>(1); 16238 pkgList.add(deletedPackage.applicationInfo.packageName); 16239 sendResourcesChangedBroadcast(false, true, pkgList, uidArray, null); 16240 } 16241 16242 clearAppDataLIF(pkg, UserHandle.USER_ALL, StorageManager.FLAG_STORAGE_DE 16243 | StorageManager.FLAG_STORAGE_CE | Installer.FLAG_CLEAR_CODE_CACHE_ONLY); 16244 16245 try { 16246 final PackageParser.Package newPackage = scanPackageTracedLI(pkg, parseFlags, 16247 scanFlags | SCAN_UPDATE_TIME, System.currentTimeMillis(), user); 16248 updateSettingsLI(newPackage, installerPackageName, allUsers, res, user, 16249 installReason); 16250 16251 // Update the in-memory copy of the previous code paths. 16252 PackageSetting ps = mSettings.mPackages.get(pkgName); 16253 if (!killApp) { 16254 if (ps.oldCodePaths == null) { 16255 ps.oldCodePaths = new ArraySet<>(); 16256 } 16257 Collections.addAll(ps.oldCodePaths, deletedPackage.baseCodePath); 16258 if (deletedPackage.splitCodePaths != null) { 16259 Collections.addAll(ps.oldCodePaths, deletedPackage.splitCodePaths); 16260 } 16261 } else { 16262 ps.oldCodePaths = null; 16263 } 16264 if (ps.childPackageNames != null) { 16265 for (int i = ps.childPackageNames.size() - 1; i >= 0; --i) { 16266 final String childPkgName = ps.childPackageNames.get(i); 16267 final PackageSetting childPs = mSettings.mPackages.get(childPkgName); 16268 childPs.oldCodePaths = ps.oldCodePaths; 16269 } 16270 } 16271 // set instant app status, but, only if it's explicitly specified 16272 final boolean instantApp = (scanFlags & SCAN_AS_INSTANT_APP) != 0; 16273 final boolean fullApp = (scanFlags & SCAN_AS_FULL_APP) != 0; 16274 setInstantAppForUser(ps, user.getIdentifier(), instantApp, fullApp); 16275 prepareAppDataAfterInstallLIF(newPackage); 16276 addedPkg = true; 16277 mDexManager.notifyPackageUpdated(newPackage.packageName, 16278 newPackage.baseCodePath, newPackage.splitCodePaths); 16279 } catch (PackageManagerException e) { 16280 res.setError("Package couldn't be installed in " + pkg.codePath, e); 16281 } 16282 } 16283 16284 if (res.returnCode != PackageManager.INSTALL_SUCCEEDED) { 16285 if (DEBUG_INSTALL) Slog.d(TAG, "Install failed, rolling pack: " + pkgName); 16286 16287 // Revert all internal state mutations and added folders for the failed install 16288 if (addedPkg) { 16289 deletePackageLIF(pkgName, null, true, allUsers, deleteFlags, 16290 res.removedInfo, true, null); 16291 } 16292 16293 // Restore the old package 16294 if (deletedPkg) { 16295 if (DEBUG_INSTALL) Slog.d(TAG, "Install failed, reinstalling: " + deletedPackage); 16296 File restoreFile = new File(deletedPackage.codePath); 16297 // Parse old package 16298 boolean oldExternal = isExternal(deletedPackage); 16299 int oldParseFlags = mDefParseFlags | PackageParser.PARSE_CHATTY | 16300 (deletedPackage.isForwardLocked() ? PackageParser.PARSE_FORWARD_LOCK : 0) | 16301 (oldExternal ? PackageParser.PARSE_EXTERNAL_STORAGE : 0); 16302 int oldScanFlags = SCAN_UPDATE_SIGNATURE | SCAN_UPDATE_TIME; 16303 try { 16304 scanPackageTracedLI(restoreFile, oldParseFlags, oldScanFlags, origUpdateTime, 16305 null); 16306 } catch (PackageManagerException e) { 16307 Slog.e(TAG, "Failed to restore package : " + pkgName + " after failed upgrade: " 16308 + e.getMessage()); 16309 return; 16310 } 16311 16312 synchronized (mPackages) { 16313 // Ensure the installer package name up to date 16314 setInstallerPackageNameLPw(deletedPackage, installerPackageName); 16315 16316 // Update permissions for restored package 16317 mPermissionManager.updatePermissions( 16318 deletedPackage.packageName, deletedPackage, false, mPackages.values(), 16319 mPermissionCallback); 16320 16321 mSettings.writeLPr(); 16322 } 16323 16324 Slog.i(TAG, "Successfully restored package : " + pkgName + " after failed upgrade"); 16325 } 16326 } else { 16327 synchronized (mPackages) { 16328 PackageSetting ps = mSettings.getPackageLPr(pkg.packageName); 16329 if (ps != null) { 16330 res.removedInfo.removedForAllUsers = mPackages.get(ps.name) == null; 16331 if (res.removedInfo.removedChildPackages != null) { 16332 final int childCount = res.removedInfo.removedChildPackages.size(); 16333 // Iterate in reverse as we may modify the collection 16334 for (int i = childCount - 1; i >= 0; i--) { 16335 String childPackageName = res.removedInfo.removedChildPackages.keyAt(i); 16336 if (res.addedChildPackages.containsKey(childPackageName)) { 16337 res.removedInfo.removedChildPackages.removeAt(i); 16338 } else { 16339 PackageRemovedInfo childInfo = res.removedInfo 16340 .removedChildPackages.valueAt(i); 16341 childInfo.removedForAllUsers = mPackages.get( 16342 childInfo.removedPackage) == null; 16343 } 16344 } 16345 } 16346 } 16347 } 16348 } 16349 } 16350 16351 private void replaceSystemPackageLIF(PackageParser.Package deletedPackage, 16352 PackageParser.Package pkg, final @ParseFlags int parseFlags, 16353 final @ScanFlags int scanFlags, UserHandle user, 16354 int[] allUsers, String installerPackageName, PackageInstalledInfo res, 16355 int installReason) { 16356 if (DEBUG_INSTALL) Slog.d(TAG, "replaceSystemPackageLI: new=" + pkg 16357 + ", old=" + deletedPackage); 16358 16359 final boolean disabledSystem; 16360 16361 // Remove existing system package 16362 removePackageLI(deletedPackage, true); 16363 16364 synchronized (mPackages) { 16365 disabledSystem = disableSystemPackageLPw(deletedPackage, pkg); 16366 } 16367 if (!disabledSystem) { 16368 // We didn't need to disable the .apk as a current system package, 16369 // which means we are replacing another update that is already 16370 // installed. We need to make sure to delete the older one's .apk. 16371 res.removedInfo.args = createInstallArgsForExisting(0, 16372 deletedPackage.applicationInfo.getCodePath(), 16373 deletedPackage.applicationInfo.getResourcePath(), 16374 getAppDexInstructionSets(deletedPackage.applicationInfo)); 16375 } else { 16376 res.removedInfo.args = null; 16377 } 16378 16379 // Successfully disabled the old package. Now proceed with re-installation 16380 clearAppDataLIF(pkg, UserHandle.USER_ALL, StorageManager.FLAG_STORAGE_DE 16381 | StorageManager.FLAG_STORAGE_CE | Installer.FLAG_CLEAR_CODE_CACHE_ONLY); 16382 16383 res.setReturnCode(PackageManager.INSTALL_SUCCEEDED); 16384 pkg.setApplicationInfoFlags(ApplicationInfo.FLAG_UPDATED_SYSTEM_APP, 16385 ApplicationInfo.FLAG_UPDATED_SYSTEM_APP); 16386 16387 PackageParser.Package newPackage = null; 16388 try { 16389 // Add the package to the internal data structures 16390 newPackage = scanPackageTracedLI(pkg, parseFlags, scanFlags, 0, user); 16391 16392 // Set the update and install times 16393 PackageSetting deletedPkgSetting = (PackageSetting) deletedPackage.mExtras; 16394 setInstallAndUpdateTime(newPackage, deletedPkgSetting.firstInstallTime, 16395 System.currentTimeMillis()); 16396 16397 // Update the package dynamic state if succeeded 16398 if (res.returnCode == PackageManager.INSTALL_SUCCEEDED) { 16399 // Now that the install succeeded make sure we remove data 16400 // directories for any child package the update removed. 16401 final int deletedChildCount = (deletedPackage.childPackages != null) 16402 ? deletedPackage.childPackages.size() : 0; 16403 final int newChildCount = (newPackage.childPackages != null) 16404 ? newPackage.childPackages.size() : 0; 16405 for (int i = 0; i < deletedChildCount; i++) { 16406 PackageParser.Package deletedChildPkg = deletedPackage.childPackages.get(i); 16407 boolean childPackageDeleted = true; 16408 for (int j = 0; j < newChildCount; j++) { 16409 PackageParser.Package newChildPkg = newPackage.childPackages.get(j); 16410 if (deletedChildPkg.packageName.equals(newChildPkg.packageName)) { 16411 childPackageDeleted = false; 16412 break; 16413 } 16414 } 16415 if (childPackageDeleted) { 16416 PackageSetting ps = mSettings.getDisabledSystemPkgLPr( 16417 deletedChildPkg.packageName); 16418 if (ps != null && res.removedInfo.removedChildPackages != null) { 16419 PackageRemovedInfo removedChildRes = res.removedInfo 16420 .removedChildPackages.get(deletedChildPkg.packageName); 16421 removePackageDataLIF(ps, allUsers, removedChildRes, 0, false); 16422 removedChildRes.removedForAllUsers = mPackages.get(ps.name) == null; 16423 } 16424 } 16425 } 16426 16427 updateSettingsLI(newPackage, installerPackageName, allUsers, res, user, 16428 installReason); 16429 prepareAppDataAfterInstallLIF(newPackage); 16430 16431 mDexManager.notifyPackageUpdated(newPackage.packageName, 16432 newPackage.baseCodePath, newPackage.splitCodePaths); 16433 } 16434 } catch (PackageManagerException e) { 16435 res.setReturnCode(INSTALL_FAILED_INTERNAL_ERROR); 16436 res.setError("Package couldn't be installed in " + pkg.codePath, e); 16437 } 16438 16439 if (res.returnCode != PackageManager.INSTALL_SUCCEEDED) { 16440 // Re installation failed. Restore old information 16441 // Remove new pkg information 16442 if (newPackage != null) { 16443 removeInstalledPackageLI(newPackage, true); 16444 } 16445 // Add back the old system package 16446 try { 16447 scanPackageTracedLI(deletedPackage, parseFlags, SCAN_UPDATE_SIGNATURE, 0, user); 16448 } catch (PackageManagerException e) { 16449 Slog.e(TAG, "Failed to restore original package: " + e.getMessage()); 16450 } 16451 16452 synchronized (mPackages) { 16453 if (disabledSystem) { 16454 enableSystemPackageLPw(deletedPackage); 16455 } 16456 16457 // Ensure the installer package name up to date 16458 setInstallerPackageNameLPw(deletedPackage, installerPackageName); 16459 16460 // Update permissions for restored package 16461 mPermissionManager.updatePermissions( 16462 deletedPackage.packageName, deletedPackage, false, mPackages.values(), 16463 mPermissionCallback); 16464 16465 mSettings.writeLPr(); 16466 } 16467 16468 Slog.i(TAG, "Successfully restored package : " + deletedPackage.packageName 16469 + " after failed upgrade"); 16470 } 16471 } 16472 16473 /** 16474 * Checks whether the parent or any of the child packages have a change shared 16475 * user. For a package to be a valid update the shred users of the parent and 16476 * the children should match. We may later support changing child shared users. 16477 * @param oldPkg The updated package. 16478 * @param newPkg The update package. 16479 * @return The shared user that change between the versions. 16480 */ 16481 private String getParentOrChildPackageChangedSharedUser(PackageParser.Package oldPkg, 16482 PackageParser.Package newPkg) { 16483 // Check parent shared user 16484 if (!Objects.equals(oldPkg.mSharedUserId, newPkg.mSharedUserId)) { 16485 return newPkg.packageName; 16486 } 16487 // Check child shared users 16488 final int oldChildCount = (oldPkg.childPackages != null) ? oldPkg.childPackages.size() : 0; 16489 final int newChildCount = (newPkg.childPackages != null) ? newPkg.childPackages.size() : 0; 16490 for (int i = 0; i < newChildCount; i++) { 16491 PackageParser.Package newChildPkg = newPkg.childPackages.get(i); 16492 // If this child was present, did it have the same shared user? 16493 for (int j = 0; j < oldChildCount; j++) { 16494 PackageParser.Package oldChildPkg = oldPkg.childPackages.get(j); 16495 if (newChildPkg.packageName.equals(oldChildPkg.packageName) 16496 && !Objects.equals(newChildPkg.mSharedUserId, oldChildPkg.mSharedUserId)) { 16497 return newChildPkg.packageName; 16498 } 16499 } 16500 } 16501 return null; 16502 } 16503 16504 private void removeNativeBinariesLI(PackageSetting ps) { 16505 // Remove the lib path for the parent package 16506 if (ps != null) { 16507 NativeLibraryHelper.removeNativeBinariesLI(ps.legacyNativeLibraryPathString); 16508 // Remove the lib path for the child packages 16509 final int childCount = (ps.childPackageNames != null) ? ps.childPackageNames.size() : 0; 16510 for (int i = 0; i < childCount; i++) { 16511 PackageSetting childPs = null; 16512 synchronized (mPackages) { 16513 childPs = mSettings.getPackageLPr(ps.childPackageNames.get(i)); 16514 } 16515 if (childPs != null) { 16516 NativeLibraryHelper.removeNativeBinariesLI(childPs 16517 .legacyNativeLibraryPathString); 16518 } 16519 } 16520 } 16521 } 16522 16523 private void enableSystemPackageLPw(PackageParser.Package pkg) { 16524 // Enable the parent package 16525 mSettings.enableSystemPackageLPw(pkg.packageName); 16526 // Enable the child packages 16527 final int childCount = (pkg.childPackages != null) ? pkg.childPackages.size() : 0; 16528 for (int i = 0; i < childCount; i++) { 16529 PackageParser.Package childPkg = pkg.childPackages.get(i); 16530 mSettings.enableSystemPackageLPw(childPkg.packageName); 16531 } 16532 } 16533 16534 private boolean disableSystemPackageLPw(PackageParser.Package oldPkg, 16535 PackageParser.Package newPkg) { 16536 // Disable the parent package (parent always replaced) 16537 boolean disabled = mSettings.disableSystemPackageLPw(oldPkg.packageName, true); 16538 // Disable the child packages 16539 final int childCount = (oldPkg.childPackages != null) ? oldPkg.childPackages.size() : 0; 16540 for (int i = 0; i < childCount; i++) { 16541 PackageParser.Package childPkg = oldPkg.childPackages.get(i); 16542 final boolean replace = newPkg.hasChildPackage(childPkg.packageName); 16543 disabled |= mSettings.disableSystemPackageLPw(childPkg.packageName, replace); 16544 } 16545 return disabled; 16546 } 16547 16548 private void setInstallerPackageNameLPw(PackageParser.Package pkg, 16549 String installerPackageName) { 16550 // Enable the parent package 16551 mSettings.setInstallerPackageName(pkg.packageName, installerPackageName); 16552 // Enable the child packages 16553 final int childCount = (pkg.childPackages != null) ? pkg.childPackages.size() : 0; 16554 for (int i = 0; i < childCount; i++) { 16555 PackageParser.Package childPkg = pkg.childPackages.get(i); 16556 mSettings.setInstallerPackageName(childPkg.packageName, installerPackageName); 16557 } 16558 } 16559 16560 private void updateSettingsLI(PackageParser.Package newPackage, String installerPackageName, 16561 int[] allUsers, PackageInstalledInfo res, UserHandle user, int installReason) { 16562 // Update the parent package setting 16563 updateSettingsInternalLI(newPackage, installerPackageName, allUsers, res.origUsers, 16564 res, user, installReason); 16565 // Update the child packages setting 16566 final int childCount = (newPackage.childPackages != null) 16567 ? newPackage.childPackages.size() : 0; 16568 for (int i = 0; i < childCount; i++) { 16569 PackageParser.Package childPackage = newPackage.childPackages.get(i); 16570 PackageInstalledInfo childRes = res.addedChildPackages.get(childPackage.packageName); 16571 updateSettingsInternalLI(childPackage, installerPackageName, allUsers, 16572 childRes.origUsers, childRes, user, installReason); 16573 } 16574 } 16575 16576 private void updateSettingsInternalLI(PackageParser.Package pkg, 16577 String installerPackageName, int[] allUsers, int[] installedForUsers, 16578 PackageInstalledInfo res, UserHandle user, int installReason) { 16579 Trace.traceBegin(TRACE_TAG_PACKAGE_MANAGER, "updateSettings"); 16580 16581 final String pkgName = pkg.packageName; 16582 16583 if (DEBUG_INSTALL) Slog.d(TAG, "New package installed in " + pkg.codePath); 16584 synchronized (mPackages) { 16585// NOTE: This changes slightly to include UPDATE_PERMISSIONS_ALL regardless of the size of pkg.permissions 16586 mPermissionManager.updatePermissions(pkg.packageName, pkg, true, mPackages.values(), 16587 mPermissionCallback); 16588 // For system-bundled packages, we assume that installing an upgraded version 16589 // of the package implies that the user actually wants to run that new code, 16590 // so we enable the package. 16591 PackageSetting ps = mSettings.mPackages.get(pkgName); 16592 final int userId = user.getIdentifier(); 16593 if (ps != null) { 16594 if (isSystemApp(pkg)) { 16595 if (DEBUG_INSTALL) { 16596 Slog.d(TAG, "Implicitly enabling system package on upgrade: " + pkgName); 16597 } 16598 // Enable system package for requested users 16599 if (res.origUsers != null) { 16600 for (int origUserId : res.origUsers) { 16601 if (userId == UserHandle.USER_ALL || userId == origUserId) { 16602 ps.setEnabled(COMPONENT_ENABLED_STATE_DEFAULT, 16603 origUserId, installerPackageName); 16604 } 16605 } 16606 } 16607 // Also convey the prior install/uninstall state 16608 if (allUsers != null && installedForUsers != null) { 16609 for (int currentUserId : allUsers) { 16610 final boolean installed = ArrayUtils.contains( 16611 installedForUsers, currentUserId); 16612 if (DEBUG_INSTALL) { 16613 Slog.d(TAG, " user " + currentUserId + " => " + installed); 16614 } 16615 ps.setInstalled(installed, currentUserId); 16616 } 16617 // these install state changes will be persisted in the 16618 // upcoming call to mSettings.writeLPr(). 16619 } 16620 } 16621 // It's implied that when a user requests installation, they want the app to be 16622 // installed and enabled. 16623 if (userId != UserHandle.USER_ALL) { 16624 ps.setInstalled(true, userId); 16625 ps.setEnabled(COMPONENT_ENABLED_STATE_DEFAULT, userId, installerPackageName); 16626 } else { 16627 for (int currentUserId : sUserManager.getUserIds()) { 16628 ps.setInstalled(true, currentUserId); 16629 ps.setEnabled(COMPONENT_ENABLED_STATE_DEFAULT, currentUserId, 16630 installerPackageName); 16631 } 16632 } 16633 16634 // When replacing an existing package, preserve the original install reason for all 16635 // users that had the package installed before. 16636 final Set<Integer> previousUserIds = new ArraySet<>(); 16637 if (res.removedInfo != null && res.removedInfo.installReasons != null) { 16638 final int installReasonCount = res.removedInfo.installReasons.size(); 16639 for (int i = 0; i < installReasonCount; i++) { 16640 final int previousUserId = res.removedInfo.installReasons.keyAt(i); 16641 final int previousInstallReason = res.removedInfo.installReasons.valueAt(i); 16642 ps.setInstallReason(previousInstallReason, previousUserId); 16643 previousUserIds.add(previousUserId); 16644 } 16645 } 16646 16647 // Set install reason for users that are having the package newly installed. 16648 if (userId == UserHandle.USER_ALL) { 16649 for (int currentUserId : sUserManager.getUserIds()) { 16650 if (!previousUserIds.contains(currentUserId)) { 16651 ps.setInstallReason(installReason, currentUserId); 16652 } 16653 } 16654 } else if (!previousUserIds.contains(userId)) { 16655 ps.setInstallReason(installReason, userId); 16656 } 16657 mSettings.writeKernelMappingLPr(ps); 16658 } 16659 res.name = pkgName; 16660 res.uid = pkg.applicationInfo.uid; 16661 res.pkg = pkg; 16662 mSettings.setInstallerPackageName(pkgName, installerPackageName); 16663 res.setReturnCode(PackageManager.INSTALL_SUCCEEDED); 16664 //to update install status 16665 Trace.traceBegin(TRACE_TAG_PACKAGE_MANAGER, "writeSettings"); 16666 mSettings.writeLPr(); 16667 Trace.traceEnd(TRACE_TAG_PACKAGE_MANAGER); 16668 } 16669 16670 Trace.traceEnd(TRACE_TAG_PACKAGE_MANAGER); 16671 } 16672 16673 private void installPackageTracedLI(InstallArgs args, PackageInstalledInfo res) { 16674 try { 16675 Trace.traceBegin(TRACE_TAG_PACKAGE_MANAGER, "installPackage"); 16676 installPackageLI(args, res); 16677 } finally { 16678 Trace.traceEnd(TRACE_TAG_PACKAGE_MANAGER); 16679 } 16680 } 16681 16682 private void installPackageLI(InstallArgs args, PackageInstalledInfo res) { 16683 final int installFlags = args.installFlags; 16684 final String installerPackageName = args.installerPackageName; 16685 final String volumeUuid = args.volumeUuid; 16686 final File tmpPackageFile = new File(args.getCodePath()); 16687 final boolean forwardLocked = ((installFlags & PackageManager.INSTALL_FORWARD_LOCK) != 0); 16688 final boolean onExternal = (((installFlags & PackageManager.INSTALL_EXTERNAL) != 0) 16689 || (args.volumeUuid != null)); 16690 final boolean instantApp = ((installFlags & PackageManager.INSTALL_INSTANT_APP) != 0); 16691 final boolean fullApp = ((installFlags & PackageManager.INSTALL_FULL_APP) != 0); 16692 final boolean forceSdk = ((installFlags & PackageManager.INSTALL_FORCE_SDK) != 0); 16693 final boolean virtualPreload = 16694 ((installFlags & PackageManager.INSTALL_VIRTUAL_PRELOAD) != 0); 16695 boolean replace = false; 16696 @ScanFlags int scanFlags = SCAN_NEW_INSTALL | SCAN_UPDATE_SIGNATURE; 16697 if (args.move != null) { 16698 // moving a complete application; perform an initial scan on the new install location 16699 scanFlags |= SCAN_INITIAL; 16700 } 16701 if ((installFlags & PackageManager.INSTALL_DONT_KILL_APP) != 0) { 16702 scanFlags |= SCAN_DONT_KILL_APP; 16703 } 16704 if (instantApp) { 16705 scanFlags |= SCAN_AS_INSTANT_APP; 16706 } 16707 if (fullApp) { 16708 scanFlags |= SCAN_AS_FULL_APP; 16709 } 16710 if (virtualPreload) { 16711 scanFlags |= SCAN_AS_VIRTUAL_PRELOAD; 16712 } 16713 16714 // Result object to be returned 16715 res.setReturnCode(PackageManager.INSTALL_SUCCEEDED); 16716 res.installerPackageName = installerPackageName; 16717 16718 if (DEBUG_INSTALL) Slog.d(TAG, "installPackageLI: path=" + tmpPackageFile); 16719 16720 // Sanity check 16721 if (instantApp && (forwardLocked || onExternal)) { 16722 Slog.i(TAG, "Incompatible ephemeral install; fwdLocked=" + forwardLocked 16723 + " external=" + onExternal); 16724 res.setReturnCode(PackageManager.INSTALL_FAILED_INSTANT_APP_INVALID); 16725 return; 16726 } 16727 16728 // Retrieve PackageSettings and parse package 16729 @ParseFlags final int parseFlags = mDefParseFlags | PackageParser.PARSE_CHATTY 16730 | PackageParser.PARSE_ENFORCE_CODE 16731 | (forwardLocked ? PackageParser.PARSE_FORWARD_LOCK : 0) 16732 | (onExternal ? PackageParser.PARSE_EXTERNAL_STORAGE : 0) 16733 | (forceSdk ? PackageParser.PARSE_FORCE_SDK : 0); 16734 PackageParser pp = new PackageParser(); 16735 pp.setSeparateProcesses(mSeparateProcesses); 16736 pp.setDisplayMetrics(mMetrics); 16737 pp.setCallback(mPackageParserCallback); 16738 16739 Trace.traceBegin(TRACE_TAG_PACKAGE_MANAGER, "parsePackage"); 16740 final PackageParser.Package pkg; 16741 try { 16742 pkg = pp.parsePackage(tmpPackageFile, parseFlags); 16743 DexMetadataHelper.validatePackageDexMetadata(pkg); 16744 } catch (PackageParserException e) { 16745 res.setError("Failed parse during installPackageLI", e); 16746 return; 16747 } finally { 16748 Trace.traceEnd(TRACE_TAG_PACKAGE_MANAGER); 16749 } 16750 16751 // Instant apps have several additional install-time checks. 16752 if (instantApp) { 16753 if (pkg.applicationInfo.targetSdkVersion < Build.VERSION_CODES.O) { 16754 Slog.w(TAG, 16755 "Instant app package " + pkg.packageName + " does not target at least O"); 16756 res.setError(INSTALL_FAILED_INSTANT_APP_INVALID, 16757 "Instant app package must target at least O"); 16758 return; 16759 } 16760 if (pkg.applicationInfo.targetSandboxVersion != 2) { 16761 Slog.w(TAG, "Instant app package " + pkg.packageName 16762 + " does not target targetSandboxVersion 2"); 16763 res.setError(INSTALL_FAILED_INSTANT_APP_INVALID, 16764 "Instant app package must use targetSandboxVersion 2"); 16765 return; 16766 } 16767 if (pkg.mSharedUserId != null) { 16768 Slog.w(TAG, "Instant app package " + pkg.packageName 16769 + " may not declare sharedUserId."); 16770 res.setError(INSTALL_FAILED_INSTANT_APP_INVALID, 16771 "Instant app package may not declare a sharedUserId"); 16772 return; 16773 } 16774 } 16775 16776 if (pkg.applicationInfo.isStaticSharedLibrary()) { 16777 // Static shared libraries have synthetic package names 16778 renameStaticSharedLibraryPackage(pkg); 16779 16780 // No static shared libs on external storage 16781 if (onExternal) { 16782 Slog.i(TAG, "Static shared libs can only be installed on internal storage."); 16783 res.setError(INSTALL_FAILED_INVALID_INSTALL_LOCATION, 16784 "Packages declaring static-shared libs cannot be updated"); 16785 return; 16786 } 16787 } 16788 16789 // If we are installing a clustered package add results for the children 16790 if (pkg.childPackages != null) { 16791 synchronized (mPackages) { 16792 final int childCount = pkg.childPackages.size(); 16793 for (int i = 0; i < childCount; i++) { 16794 PackageParser.Package childPkg = pkg.childPackages.get(i); 16795 PackageInstalledInfo childRes = new PackageInstalledInfo(); 16796 childRes.setReturnCode(PackageManager.INSTALL_SUCCEEDED); 16797 childRes.pkg = childPkg; 16798 childRes.name = childPkg.packageName; 16799 PackageSetting childPs = mSettings.getPackageLPr(childPkg.packageName); 16800 if (childPs != null) { 16801 childRes.origUsers = childPs.queryInstalledUsers( 16802 sUserManager.getUserIds(), true); 16803 } 16804 if ((mPackages.containsKey(childPkg.packageName))) { 16805 childRes.removedInfo = new PackageRemovedInfo(this); 16806 childRes.removedInfo.removedPackage = childPkg.packageName; 16807 childRes.removedInfo.installerPackageName = childPs.installerPackageName; 16808 } 16809 if (res.addedChildPackages == null) { 16810 res.addedChildPackages = new ArrayMap<>(); 16811 } 16812 res.addedChildPackages.put(childPkg.packageName, childRes); 16813 } 16814 } 16815 } 16816 16817 // If package doesn't declare API override, mark that we have an install 16818 // time CPU ABI override. 16819 if (TextUtils.isEmpty(pkg.cpuAbiOverride)) { 16820 pkg.cpuAbiOverride = args.abiOverride; 16821 } 16822 16823 String pkgName = res.name = pkg.packageName; 16824 if ((pkg.applicationInfo.flags&ApplicationInfo.FLAG_TEST_ONLY) != 0) { 16825 if ((installFlags & PackageManager.INSTALL_ALLOW_TEST) == 0) { 16826 res.setError(INSTALL_FAILED_TEST_ONLY, "installPackageLI"); 16827 return; 16828 } 16829 } 16830 16831 try { 16832 // either use what we've been given or parse directly from the APK 16833 if (args.signingDetails != PackageParser.SigningDetails.UNKNOWN) { 16834 pkg.setSigningDetails(args.signingDetails); 16835 } else { 16836 PackageParser.collectCertificates(pkg, false /* skipVerify */); 16837 } 16838 } catch (PackageParserException e) { 16839 res.setError("Failed collect during installPackageLI", e); 16840 return; 16841 } 16842 16843 if (instantApp && pkg.mSigningDetails.signatureSchemeVersion 16844 < SignatureSchemeVersion.SIGNING_BLOCK_V2) { 16845 Slog.w(TAG, "Instant app package " + pkg.packageName 16846 + " is not signed with at least APK Signature Scheme v2"); 16847 res.setError(INSTALL_FAILED_INSTANT_APP_INVALID, 16848 "Instant app package must be signed with APK Signature Scheme v2 or greater"); 16849 return; 16850 } 16851 16852 // Get rid of all references to package scan path via parser. 16853 pp = null; 16854 String oldCodePath = null; 16855 boolean systemApp = false; 16856 synchronized (mPackages) { 16857 // Check if installing already existing package 16858 if ((installFlags & PackageManager.INSTALL_REPLACE_EXISTING) != 0) { 16859 String oldName = mSettings.getRenamedPackageLPr(pkgName); 16860 if (pkg.mOriginalPackages != null 16861 && pkg.mOriginalPackages.contains(oldName) 16862 && mPackages.containsKey(oldName)) { 16863 // This package is derived from an original package, 16864 // and this device has been updating from that original 16865 // name. We must continue using the original name, so 16866 // rename the new package here. 16867 pkg.setPackageName(oldName); 16868 pkgName = pkg.packageName; 16869 replace = true; 16870 if (DEBUG_INSTALL) Slog.d(TAG, "Replacing existing renamed package: oldName=" 16871 + oldName + " pkgName=" + pkgName); 16872 } else if (mPackages.containsKey(pkgName)) { 16873 // This package, under its official name, already exists 16874 // on the device; we should replace it. 16875 replace = true; 16876 if (DEBUG_INSTALL) Slog.d(TAG, "Replace existing pacakge: " + pkgName); 16877 } 16878 16879 // Child packages are installed through the parent package 16880 if (pkg.parentPackage != null) { 16881 res.setError(PackageManager.INSTALL_PARSE_FAILED_BAD_PACKAGE_NAME, 16882 "Package " + pkg.packageName + " is child of package " 16883 + pkg.parentPackage.parentPackage + ". Child packages " 16884 + "can be updated only through the parent package."); 16885 return; 16886 } 16887 16888 if (replace) { 16889 // Prevent apps opting out from runtime permissions 16890 PackageParser.Package oldPackage = mPackages.get(pkgName); 16891 final int oldTargetSdk = oldPackage.applicationInfo.targetSdkVersion; 16892 final int newTargetSdk = pkg.applicationInfo.targetSdkVersion; 16893 if (oldTargetSdk > Build.VERSION_CODES.LOLLIPOP_MR1 16894 && newTargetSdk <= Build.VERSION_CODES.LOLLIPOP_MR1) { 16895 res.setError(PackageManager.INSTALL_FAILED_PERMISSION_MODEL_DOWNGRADE, 16896 "Package " + pkg.packageName + " new target SDK " + newTargetSdk 16897 + " doesn't support runtime permissions but the old" 16898 + " target SDK " + oldTargetSdk + " does."); 16899 return; 16900 } 16901 // Prevent persistent apps from being updated 16902 if ((oldPackage.applicationInfo.flags & ApplicationInfo.FLAG_PERSISTENT) != 0) { 16903 res.setError(PackageManager.INSTALL_FAILED_INVALID_APK, 16904 "Package " + oldPackage.packageName + " is a persistent app. " 16905 + "Persistent apps are not updateable."); 16906 return; 16907 } 16908 // Prevent apps from downgrading their targetSandbox. 16909 final int oldTargetSandbox = oldPackage.applicationInfo.targetSandboxVersion; 16910 final int newTargetSandbox = pkg.applicationInfo.targetSandboxVersion; 16911 if (oldTargetSandbox == 2 && newTargetSandbox != 2) { 16912 res.setError(PackageManager.INSTALL_FAILED_SANDBOX_VERSION_DOWNGRADE, 16913 "Package " + pkg.packageName + " new target sandbox " 16914 + newTargetSandbox + " is incompatible with the previous value of" 16915 + oldTargetSandbox + "."); 16916 return; 16917 } 16918 16919 // Prevent installing of child packages 16920 if (oldPackage.parentPackage != null) { 16921 res.setError(PackageManager.INSTALL_PARSE_FAILED_BAD_PACKAGE_NAME, 16922 "Package " + pkg.packageName + " is child of package " 16923 + oldPackage.parentPackage + ". Child packages " 16924 + "can be updated only through the parent package."); 16925 return; 16926 } 16927 } 16928 } 16929 16930 PackageSetting ps = mSettings.mPackages.get(pkgName); 16931 if (ps != null) { 16932 if (DEBUG_INSTALL) Slog.d(TAG, "Existing package: " + ps); 16933 16934 // Static shared libs have same package with different versions where 16935 // we internally use a synthetic package name to allow multiple versions 16936 // of the same package, therefore we need to compare signatures against 16937 // the package setting for the latest library version. 16938 PackageSetting signatureCheckPs = ps; 16939 if (pkg.applicationInfo.isStaticSharedLibrary()) { 16940 SharedLibraryEntry libraryEntry = getLatestSharedLibraVersionLPr(pkg); 16941 if (libraryEntry != null) { 16942 signatureCheckPs = mSettings.getPackageLPr(libraryEntry.apk); 16943 } 16944 } 16945 16946 // Quick sanity check that we're signed correctly if updating; 16947 // we'll check this again later when scanning, but we want to 16948 // bail early here before tripping over redefined permissions. 16949 final KeySetManagerService ksms = mSettings.mKeySetManagerService; 16950 if (ksms.shouldCheckUpgradeKeySetLocked(signatureCheckPs, scanFlags)) { 16951 if (!ksms.checkUpgradeKeySetLocked(signatureCheckPs, pkg)) { 16952 res.setError(INSTALL_FAILED_UPDATE_INCOMPATIBLE, "Package " 16953 + pkg.packageName + " upgrade keys do not match the " 16954 + "previously installed version"); 16955 return; 16956 } 16957 } else { 16958 try { 16959 final boolean compareCompat = isCompatSignatureUpdateNeeded(pkg); 16960 final boolean compareRecover = isRecoverSignatureUpdateNeeded(pkg); 16961 // We don't care about disabledPkgSetting on install for now. 16962 final boolean compatMatch = verifySignatures( 16963 signatureCheckPs, null, pkg.mSigningDetails, compareCompat, 16964 compareRecover); 16965 // The new KeySets will be re-added later in the scanning process. 16966 if (compatMatch) { 16967 synchronized (mPackages) { 16968 ksms.removeAppKeySetDataLPw(pkg.packageName); 16969 } 16970 } 16971 } catch (PackageManagerException e) { 16972 res.setError(e.error, e.getMessage()); 16973 return; 16974 } 16975 } 16976 16977 oldCodePath = mSettings.mPackages.get(pkgName).codePathString; 16978 if (ps.pkg != null && ps.pkg.applicationInfo != null) { 16979 systemApp = (ps.pkg.applicationInfo.flags & 16980 ApplicationInfo.FLAG_SYSTEM) != 0; 16981 } 16982 res.origUsers = ps.queryInstalledUsers(sUserManager.getUserIds(), true); 16983 } 16984 16985 int N = pkg.permissions.size(); 16986 for (int i = N-1; i >= 0; i--) { 16987 final PackageParser.Permission perm = pkg.permissions.get(i); 16988 final BasePermission bp = 16989 (BasePermission) mPermissionManager.getPermissionTEMP(perm.info.name); 16990 16991 // Don't allow anyone but the system to define ephemeral permissions. 16992 if ((perm.info.protectionLevel & PermissionInfo.PROTECTION_FLAG_INSTANT) != 0 16993 && !systemApp) { 16994 Slog.w(TAG, "Non-System package " + pkg.packageName 16995 + " attempting to delcare ephemeral permission " 16996 + perm.info.name + "; Removing ephemeral."); 16997 perm.info.protectionLevel &= ~PermissionInfo.PROTECTION_FLAG_INSTANT; 16998 } 16999 17000 // Check whether the newly-scanned package wants to define an already-defined perm 17001 if (bp != null) { 17002 // If the defining package is signed with our cert, it's okay. This 17003 // also includes the "updating the same package" case, of course. 17004 // "updating same package" could also involve key-rotation. 17005 final boolean sigsOk; 17006 final String sourcePackageName = bp.getSourcePackageName(); 17007 final PackageSettingBase sourcePackageSetting = bp.getSourcePackageSetting(); 17008 final KeySetManagerService ksms = mSettings.mKeySetManagerService; 17009 if (sourcePackageName.equals(pkg.packageName) 17010 && (ksms.shouldCheckUpgradeKeySetLocked( 17011 sourcePackageSetting, scanFlags))) { 17012 sigsOk = ksms.checkUpgradeKeySetLocked(sourcePackageSetting, pkg); 17013 } else { 17014 17015 // in the event of signing certificate rotation, we need to see if the 17016 // package's certificate has rotated from the current one, or if it is an 17017 // older certificate with which the current is ok with sharing permissions 17018 if (sourcePackageSetting.signatures.mSigningDetails.checkCapability( 17019 pkg.mSigningDetails, 17020 PackageParser.SigningDetails.CertCapabilities.PERMISSION)) { 17021 sigsOk = true; 17022 } else if (pkg.mSigningDetails.checkCapability( 17023 sourcePackageSetting.signatures.mSigningDetails, 17024 PackageParser.SigningDetails.CertCapabilities.PERMISSION)) { 17025 17026 // the scanned package checks out, has signing certificate rotation 17027 // history, and is newer; bring it over 17028 sourcePackageSetting.signatures.mSigningDetails = pkg.mSigningDetails; 17029 sigsOk = true; 17030 } else { 17031 sigsOk = false; 17032 } 17033 } 17034 if (!sigsOk) { 17035 // If the owning package is the system itself, we log but allow 17036 // install to proceed; we fail the install on all other permission 17037 // redefinitions. 17038 if (!sourcePackageName.equals("android")) { 17039 res.setError(INSTALL_FAILED_DUPLICATE_PERMISSION, "Package " 17040 + pkg.packageName + " attempting to redeclare permission " 17041 + perm.info.name + " already owned by " + sourcePackageName); 17042 res.origPermission = perm.info.name; 17043 res.origPackage = sourcePackageName; 17044 return; 17045 } else { 17046 Slog.w(TAG, "Package " + pkg.packageName 17047 + " attempting to redeclare system permission " 17048 + perm.info.name + "; ignoring new declaration"); 17049 pkg.permissions.remove(i); 17050 } 17051 } else if (!PLATFORM_PACKAGE_NAME.equals(pkg.packageName)) { 17052 // Prevent apps to change protection level to dangerous from any other 17053 // type as this would allow a privilege escalation where an app adds a 17054 // normal/signature permission in other app's group and later redefines 17055 // it as dangerous leading to the group auto-grant. 17056 if ((perm.info.protectionLevel & PermissionInfo.PROTECTION_MASK_BASE) 17057 == PermissionInfo.PROTECTION_DANGEROUS) { 17058 if (bp != null && !bp.isRuntime()) { 17059 Slog.w(TAG, "Package " + pkg.packageName + " trying to change a " 17060 + "non-runtime permission " + perm.info.name 17061 + " to runtime; keeping old protection level"); 17062 perm.info.protectionLevel = bp.getProtectionLevel(); 17063 } 17064 } 17065 } 17066 } 17067 } 17068 } 17069 17070 if (systemApp) { 17071 if (onExternal) { 17072 // Abort update; system app can't be replaced with app on sdcard 17073 res.setError(INSTALL_FAILED_INVALID_INSTALL_LOCATION, 17074 "Cannot install updates to system apps on sdcard"); 17075 return; 17076 } else if (instantApp) { 17077 // Abort update; system app can't be replaced with an instant app 17078 res.setError(INSTALL_FAILED_INSTANT_APP_INVALID, 17079 "Cannot update a system app with an instant app"); 17080 return; 17081 } 17082 } 17083 17084 if (args.move != null) { 17085 // We did an in-place move, so dex is ready to roll 17086 scanFlags |= SCAN_NO_DEX; 17087 scanFlags |= SCAN_MOVE; 17088 17089 synchronized (mPackages) { 17090 final PackageSetting ps = mSettings.mPackages.get(pkgName); 17091 if (ps == null) { 17092 res.setError(INSTALL_FAILED_INTERNAL_ERROR, 17093 "Missing settings for moved package " + pkgName); 17094 } 17095 17096 // We moved the entire application as-is, so bring over the 17097 // previously derived ABI information. 17098 pkg.applicationInfo.primaryCpuAbi = ps.primaryCpuAbiString; 17099 pkg.applicationInfo.secondaryCpuAbi = ps.secondaryCpuAbiString; 17100 } 17101 17102 } else if (!forwardLocked && !pkg.applicationInfo.isExternalAsec()) { 17103 // Enable SCAN_NO_DEX flag to skip dexopt at a later stage 17104 scanFlags |= SCAN_NO_DEX; 17105 17106 try { 17107 String abiOverride = (TextUtils.isEmpty(pkg.cpuAbiOverride) ? 17108 args.abiOverride : pkg.cpuAbiOverride); 17109 final boolean extractNativeLibs = !pkg.isLibrary(); 17110 derivePackageAbi(pkg, abiOverride, extractNativeLibs); 17111 } catch (PackageManagerException pme) { 17112 Slog.e(TAG, "Error deriving application ABI", pme); 17113 res.setError(INSTALL_FAILED_INTERNAL_ERROR, "Error deriving application ABI"); 17114 return; 17115 } 17116 17117 // Shared libraries for the package need to be updated. 17118 synchronized (mPackages) { 17119 try { 17120 updateSharedLibrariesLPr(pkg, null); 17121 } catch (PackageManagerException e) { 17122 Slog.e(TAG, "updateAllSharedLibrariesLPw failed: " + e.getMessage()); 17123 } 17124 } 17125 } 17126 17127 if (!args.doRename(res.returnCode, pkg, oldCodePath)) { 17128 res.setError(INSTALL_FAILED_INSUFFICIENT_STORAGE, "Failed rename"); 17129 return; 17130 } 17131 17132 if (PackageManagerServiceUtils.isApkVerityEnabled()) { 17133 String apkPath = null; 17134 synchronized (mPackages) { 17135 // Note that if the attacker managed to skip verify setup, for example by tampering 17136 // with the package settings, upon reboot we will do full apk verification when 17137 // verity is not detected. 17138 final PackageSetting ps = mSettings.mPackages.get(pkgName); 17139 if (ps != null && ps.isPrivileged()) { 17140 apkPath = pkg.baseCodePath; 17141 } 17142 } 17143 17144 if (apkPath != null) { 17145 final VerityUtils.SetupResult result = 17146 VerityUtils.generateApkVeritySetupData(apkPath); 17147 if (result.isOk()) { 17148 if (Build.IS_DEBUGGABLE) Slog.i(TAG, "Enabling apk verity to " + apkPath); 17149 FileDescriptor fd = result.getUnownedFileDescriptor(); 17150 try { 17151 mInstaller.installApkVerity(apkPath, fd); 17152 } catch (InstallerException e) { 17153 res.setError(INSTALL_FAILED_INTERNAL_ERROR, 17154 "Failed to set up verity: " + e); 17155 return; 17156 } finally { 17157 IoUtils.closeQuietly(fd); 17158 } 17159 } else if (result.isFailed()) { 17160 res.setError(INSTALL_FAILED_INTERNAL_ERROR, "Failed to generate verity"); 17161 return; 17162 } else { 17163 // Do nothing if verity is skipped. Will fall back to full apk verification on 17164 // reboot. 17165 } 17166 } 17167 } 17168 17169 if (!instantApp) { 17170 startIntentFilterVerifications(args.user.getIdentifier(), replace, pkg); 17171 } else { 17172 if (DEBUG_DOMAIN_VERIFICATION) { 17173 Slog.d(TAG, "Not verifying instant app install for app links: " + pkgName); 17174 } 17175 } 17176 17177 try (PackageFreezer freezer = freezePackageForInstall(pkgName, installFlags, 17178 "installPackageLI")) { 17179 if (replace) { 17180 if (pkg.applicationInfo.isStaticSharedLibrary()) { 17181 // Static libs have a synthetic package name containing the version 17182 // and cannot be updated as an update would get a new package name, 17183 // unless this is the exact same version code which is useful for 17184 // development. 17185 PackageParser.Package existingPkg = mPackages.get(pkg.packageName); 17186 if (existingPkg != null && 17187 existingPkg.getLongVersionCode() != pkg.getLongVersionCode()) { 17188 res.setError(INSTALL_FAILED_DUPLICATE_PACKAGE, "Packages declaring " 17189 + "static-shared libs cannot be updated"); 17190 return; 17191 } 17192 } 17193 replacePackageLIF(pkg, parseFlags, scanFlags, args.user, 17194 installerPackageName, res, args.installReason); 17195 } else { 17196 installNewPackageLIF(pkg, parseFlags, scanFlags | SCAN_DELETE_DATA_ON_FAILURES, 17197 args.user, installerPackageName, volumeUuid, res, args.installReason); 17198 } 17199 } 17200 17201 // Prepare the application profiles for the new code paths. 17202 // This needs to be done before invoking dexopt so that any install-time profile 17203 // can be used for optimizations. 17204 mArtManagerService.prepareAppProfiles(pkg, resolveUserIds(args.user.getIdentifier())); 17205 17206 // Check whether we need to dexopt the app. 17207 // 17208 // NOTE: it is IMPORTANT to call dexopt: 17209 // - after doRename which will sync the package data from PackageParser.Package and its 17210 // corresponding ApplicationInfo. 17211 // - after installNewPackageLIF or replacePackageLIF which will update result with the 17212 // uid of the application (pkg.applicationInfo.uid). 17213 // This update happens in place! 17214 // 17215 // We only need to dexopt if the package meets ALL of the following conditions: 17216 // 1) it is not forward locked. 17217 // 2) it is not on on an external ASEC container. 17218 // 3) it is not an instant app or if it is then dexopt is enabled via gservices. 17219 // 17220 // Note that we do not dexopt instant apps by default. dexopt can take some time to 17221 // complete, so we skip this step during installation. Instead, we'll take extra time 17222 // the first time the instant app starts. It's preferred to do it this way to provide 17223 // continuous progress to the useur instead of mysteriously blocking somewhere in the 17224 // middle of running an instant app. The default behaviour can be overridden 17225 // via gservices. 17226 final boolean performDexopt = (res.returnCode == PackageManager.INSTALL_SUCCEEDED) 17227 && !forwardLocked 17228 && !pkg.applicationInfo.isExternalAsec() 17229 && (!instantApp || Global.getInt(mContext.getContentResolver(), 17230 Global.INSTANT_APP_DEXOPT_ENABLED, 0) != 0); 17231 17232 if (performDexopt) { 17233 Trace.traceBegin(TRACE_TAG_PACKAGE_MANAGER, "dexopt"); 17234 // Do not run PackageDexOptimizer through the local performDexOpt 17235 // method because `pkg` may not be in `mPackages` yet. 17236 // 17237 // Also, don't fail application installs if the dexopt step fails. 17238 DexoptOptions dexoptOptions = new DexoptOptions(pkg.packageName, 17239 REASON_INSTALL, 17240 DexoptOptions.DEXOPT_BOOT_COMPLETE | 17241 DexoptOptions.DEXOPT_INSTALL_WITH_DEX_METADATA_FILE); 17242 mPackageDexOptimizer.performDexOpt(pkg, pkg.usesLibraryFiles, 17243 null /* instructionSets */, 17244 getOrCreateCompilerPackageStats(pkg), 17245 mDexManager.getPackageUseInfoOrDefault(pkg.packageName), 17246 dexoptOptions); 17247 Trace.traceEnd(TRACE_TAG_PACKAGE_MANAGER); 17248 } 17249 17250 // Notify BackgroundDexOptService that the package has been changed. 17251 // If this is an update of a package which used to fail to compile, 17252 // BackgroundDexOptService will remove it from its blacklist. 17253 // TODO: Layering violation 17254 BackgroundDexOptService.notifyPackageChanged(pkg.packageName); 17255 17256 synchronized (mPackages) { 17257 final PackageSetting ps = mSettings.mPackages.get(pkgName); 17258 if (ps != null) { 17259 res.newUsers = ps.queryInstalledUsers(sUserManager.getUserIds(), true); 17260 ps.setUpdateAvailable(false /*updateAvailable*/); 17261 } 17262 17263 final int childCount = (pkg.childPackages != null) ? pkg.childPackages.size() : 0; 17264 for (int i = 0; i < childCount; i++) { 17265 PackageParser.Package childPkg = pkg.childPackages.get(i); 17266 PackageInstalledInfo childRes = res.addedChildPackages.get(childPkg.packageName); 17267 PackageSetting childPs = mSettings.getPackageLPr(childPkg.packageName); 17268 if (childPs != null) { 17269 childRes.newUsers = childPs.queryInstalledUsers( 17270 sUserManager.getUserIds(), true); 17271 } 17272 } 17273 17274 if (res.returnCode == PackageManager.INSTALL_SUCCEEDED) { 17275 updateSequenceNumberLP(ps, res.newUsers); 17276 updateInstantAppInstallerLocked(pkgName); 17277 } 17278 } 17279 } 17280 17281 private void startIntentFilterVerifications(int userId, boolean replacing, 17282 PackageParser.Package pkg) { 17283 if (mIntentFilterVerifierComponent == null) { 17284 Slog.w(TAG, "No IntentFilter verification will not be done as " 17285 + "there is no IntentFilterVerifier available!"); 17286 return; 17287 } 17288 17289 final int verifierUid = getPackageUid( 17290 mIntentFilterVerifierComponent.getPackageName(), 17291 MATCH_DEBUG_TRIAGED_MISSING, 17292 (userId == UserHandle.USER_ALL) ? UserHandle.USER_SYSTEM : userId); 17293 17294 Message msg = mHandler.obtainMessage(START_INTENT_FILTER_VERIFICATIONS); 17295 msg.obj = new IFVerificationParams(pkg, replacing, userId, verifierUid); 17296 mHandler.sendMessage(msg); 17297 17298 final int childCount = (pkg.childPackages != null) ? pkg.childPackages.size() : 0; 17299 for (int i = 0; i < childCount; i++) { 17300 PackageParser.Package childPkg = pkg.childPackages.get(i); 17301 msg = mHandler.obtainMessage(START_INTENT_FILTER_VERIFICATIONS); 17302 msg.obj = new IFVerificationParams(childPkg, replacing, userId, verifierUid); 17303 mHandler.sendMessage(msg); 17304 } 17305 } 17306 17307 private void verifyIntentFiltersIfNeeded(int userId, int verifierUid, boolean replacing, 17308 PackageParser.Package pkg) { 17309 int size = pkg.activities.size(); 17310 if (size == 0) { 17311 if (DEBUG_DOMAIN_VERIFICATION) Slog.d(TAG, 17312 "No activity, so no need to verify any IntentFilter!"); 17313 return; 17314 } 17315 17316 final boolean hasDomainURLs = hasDomainURLs(pkg); 17317 if (!hasDomainURLs) { 17318 if (DEBUG_DOMAIN_VERIFICATION) Slog.d(TAG, 17319 "No domain URLs, so no need to verify any IntentFilter!"); 17320 return; 17321 } 17322 17323 if (DEBUG_DOMAIN_VERIFICATION) Slog.d(TAG, "Checking for userId:" + userId 17324 + " if any IntentFilter from the " + size 17325 + " Activities needs verification ..."); 17326 17327 int count = 0; 17328 final String packageName = pkg.packageName; 17329 17330 synchronized (mPackages) { 17331 // If this is a new install and we see that we've already run verification for this 17332 // package, we have nothing to do: it means the state was restored from backup. 17333 if (!replacing) { 17334 IntentFilterVerificationInfo ivi = 17335 mSettings.getIntentFilterVerificationLPr(packageName); 17336 if (ivi != null) { 17337 if (DEBUG_DOMAIN_VERIFICATION) { 17338 Slog.i(TAG, "Package " + packageName+ " already verified: status=" 17339 + ivi.getStatusString()); 17340 } 17341 return; 17342 } 17343 } 17344 17345 // If any filters need to be verified, then all need to be. 17346 boolean needToVerify = false; 17347 for (PackageParser.Activity a : pkg.activities) { 17348 for (ActivityIntentInfo filter : a.intents) { 17349 if (filter.needsVerification() && needsNetworkVerificationLPr(filter)) { 17350 if (DEBUG_DOMAIN_VERIFICATION) { 17351 Slog.d(TAG, 17352 "Intent filter needs verification, so processing all filters"); 17353 } 17354 needToVerify = true; 17355 break; 17356 } 17357 } 17358 } 17359 17360 if (needToVerify) { 17361 final int verificationId = mIntentFilterVerificationToken++; 17362 for (PackageParser.Activity a : pkg.activities) { 17363 for (ActivityIntentInfo filter : a.intents) { 17364 if (filter.handlesWebUris(true) && needsNetworkVerificationLPr(filter)) { 17365 if (DEBUG_DOMAIN_VERIFICATION) Slog.d(TAG, 17366 "Verification needed for IntentFilter:" + filter.toString()); 17367 mIntentFilterVerifier.addOneIntentFilterVerification( 17368 verifierUid, userId, verificationId, filter, packageName); 17369 count++; 17370 } 17371 } 17372 } 17373 } 17374 } 17375 17376 if (count > 0) { 17377 if (DEBUG_DOMAIN_VERIFICATION) Slog.d(TAG, "Starting " + count 17378 + " IntentFilter verification" + (count > 1 ? "s" : "") 17379 + " for userId:" + userId); 17380 mIntentFilterVerifier.startVerifications(userId); 17381 } else { 17382 if (DEBUG_DOMAIN_VERIFICATION) { 17383 Slog.d(TAG, "No filters or not all autoVerify for " + packageName); 17384 } 17385 } 17386 } 17387 17388 private boolean needsNetworkVerificationLPr(ActivityIntentInfo filter) { 17389 final ComponentName cn = filter.activity.getComponentName(); 17390 final String packageName = cn.getPackageName(); 17391 17392 IntentFilterVerificationInfo ivi = mSettings.getIntentFilterVerificationLPr( 17393 packageName); 17394 if (ivi == null) { 17395 return true; 17396 } 17397 int status = ivi.getStatus(); 17398 switch (status) { 17399 case INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_UNDEFINED: 17400 case INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_ASK: 17401 return true; 17402 17403 default: 17404 // Nothing to do 17405 return false; 17406 } 17407 } 17408 17409 private static boolean isMultiArch(ApplicationInfo info) { 17410 return (info.flags & ApplicationInfo.FLAG_MULTIARCH) != 0; 17411 } 17412 17413 private static boolean isExternal(PackageParser.Package pkg) { 17414 return (pkg.applicationInfo.flags & ApplicationInfo.FLAG_EXTERNAL_STORAGE) != 0; 17415 } 17416 17417 private static boolean isExternal(PackageSetting ps) { 17418 return (ps.pkgFlags & ApplicationInfo.FLAG_EXTERNAL_STORAGE) != 0; 17419 } 17420 17421 private static boolean isSystemApp(PackageParser.Package pkg) { 17422 return (pkg.applicationInfo.flags & ApplicationInfo.FLAG_SYSTEM) != 0; 17423 } 17424 17425 private static boolean isPrivilegedApp(PackageParser.Package pkg) { 17426 return (pkg.applicationInfo.privateFlags & ApplicationInfo.PRIVATE_FLAG_PRIVILEGED) != 0; 17427 } 17428 17429 private static boolean isOemApp(PackageParser.Package pkg) { 17430 return (pkg.applicationInfo.privateFlags & ApplicationInfo.PRIVATE_FLAG_OEM) != 0; 17431 } 17432 17433 private static boolean isVendorApp(PackageParser.Package pkg) { 17434 return (pkg.applicationInfo.privateFlags & ApplicationInfo.PRIVATE_FLAG_VENDOR) != 0; 17435 } 17436 17437 private static boolean isProductApp(PackageParser.Package pkg) { 17438 return (pkg.applicationInfo.privateFlags & ApplicationInfo.PRIVATE_FLAG_PRODUCT) != 0; 17439 } 17440 17441 private static boolean hasDomainURLs(PackageParser.Package pkg) { 17442 return (pkg.applicationInfo.privateFlags & ApplicationInfo.PRIVATE_FLAG_HAS_DOMAIN_URLS) != 0; 17443 } 17444 17445 private static boolean isSystemApp(PackageSetting ps) { 17446 return (ps.pkgFlags & ApplicationInfo.FLAG_SYSTEM) != 0; 17447 } 17448 17449 private static boolean isUpdatedSystemApp(PackageSetting ps) { 17450 return (ps.pkgFlags & ApplicationInfo.FLAG_UPDATED_SYSTEM_APP) != 0; 17451 } 17452 17453 private int packageFlagsToInstallFlags(PackageSetting ps) { 17454 int installFlags = 0; 17455 if (isExternal(ps) && TextUtils.isEmpty(ps.volumeUuid)) { 17456 // This existing package was an external ASEC install when we have 17457 // the external flag without a UUID 17458 installFlags |= PackageManager.INSTALL_EXTERNAL; 17459 } 17460 if (ps.isForwardLocked()) { 17461 installFlags |= PackageManager.INSTALL_FORWARD_LOCK; 17462 } 17463 return installFlags; 17464 } 17465 17466 private VersionInfo getSettingsVersionForPackage(PackageParser.Package pkg) { 17467 if (isExternal(pkg)) { 17468 if (TextUtils.isEmpty(pkg.volumeUuid)) { 17469 return mSettings.getExternalVersion(); 17470 } else { 17471 return mSettings.findOrCreateVersion(pkg.volumeUuid); 17472 } 17473 } else { 17474 return mSettings.getInternalVersion(); 17475 } 17476 } 17477 17478 private void deleteTempPackageFiles() { 17479 final FilenameFilter filter = new FilenameFilter() { 17480 public boolean accept(File dir, String name) { 17481 return name.startsWith("vmdl") && name.endsWith(".tmp"); 17482 } 17483 }; 17484 for (File file : sDrmAppPrivateInstallDir.listFiles(filter)) { 17485 file.delete(); 17486 } 17487 } 17488 17489 @Override 17490 public void deletePackageAsUser(String packageName, int versionCode, 17491 IPackageDeleteObserver observer, int userId, int flags) { 17492 deletePackageVersioned(new VersionedPackage(packageName, versionCode), 17493 new LegacyPackageDeleteObserver(observer).getBinder(), userId, flags); 17494 } 17495 17496 @Override 17497 public void deletePackageVersioned(VersionedPackage versionedPackage, 17498 final IPackageDeleteObserver2 observer, final int userId, final int deleteFlags) { 17499 final int callingUid = Binder.getCallingUid(); 17500 mContext.enforceCallingOrSelfPermission( 17501 android.Manifest.permission.DELETE_PACKAGES, null); 17502 final boolean canViewInstantApps = canViewInstantApps(callingUid, userId); 17503 Preconditions.checkNotNull(versionedPackage); 17504 Preconditions.checkNotNull(observer); 17505 Preconditions.checkArgumentInRange(versionedPackage.getLongVersionCode(), 17506 PackageManager.VERSION_CODE_HIGHEST, 17507 Long.MAX_VALUE, "versionCode must be >= -1"); 17508 17509 final String packageName = versionedPackage.getPackageName(); 17510 final long versionCode = versionedPackage.getLongVersionCode(); 17511 final String internalPackageName; 17512 synchronized (mPackages) { 17513 // Normalize package name to handle renamed packages and static libs 17514 internalPackageName = resolveInternalPackageNameLPr(packageName, versionCode); 17515 } 17516 17517 final int uid = Binder.getCallingUid(); 17518 if (!isOrphaned(internalPackageName) 17519 && !isCallerAllowedToSilentlyUninstall(uid, internalPackageName)) { 17520 try { 17521 final Intent intent = new Intent(Intent.ACTION_UNINSTALL_PACKAGE); 17522 intent.setData(Uri.fromParts(PACKAGE_SCHEME, packageName, null)); 17523 intent.putExtra(PackageInstaller.EXTRA_CALLBACK, observer.asBinder()); 17524 observer.onUserActionRequired(intent); 17525 } catch (RemoteException re) { 17526 } 17527 return; 17528 } 17529 final boolean deleteAllUsers = (deleteFlags & PackageManager.DELETE_ALL_USERS) != 0; 17530 final int[] users = deleteAllUsers ? sUserManager.getUserIds() : new int[]{ userId }; 17531 if (UserHandle.getUserId(uid) != userId || (deleteAllUsers && users.length > 1)) { 17532 mContext.enforceCallingOrSelfPermission( 17533 android.Manifest.permission.INTERACT_ACROSS_USERS_FULL, 17534 "deletePackage for user " + userId); 17535 } 17536 17537 if (isUserRestricted(userId, UserManager.DISALLOW_UNINSTALL_APPS)) { 17538 try { 17539 observer.onPackageDeleted(packageName, 17540 PackageManager.DELETE_FAILED_USER_RESTRICTED, null); 17541 } catch (RemoteException re) { 17542 } 17543 return; 17544 } 17545 17546 if (!deleteAllUsers && getBlockUninstallForUser(internalPackageName, userId)) { 17547 try { 17548 observer.onPackageDeleted(packageName, 17549 PackageManager.DELETE_FAILED_OWNER_BLOCKED, null); 17550 } catch (RemoteException re) { 17551 } 17552 return; 17553 } 17554 17555 if (DEBUG_REMOVE) { 17556 Slog.d(TAG, "deletePackageAsUser: pkg=" + internalPackageName + " user=" + userId 17557 + " deleteAllUsers: " + deleteAllUsers + " version=" 17558 + (versionCode == PackageManager.VERSION_CODE_HIGHEST 17559 ? "VERSION_CODE_HIGHEST" : versionCode)); 17560 } 17561 // Queue up an async operation since the package deletion may take a little while. 17562 mHandler.post(new Runnable() { 17563 public void run() { 17564 mHandler.removeCallbacks(this); 17565 int returnCode; 17566 final PackageSetting ps = mSettings.mPackages.get(internalPackageName); 17567 boolean doDeletePackage = true; 17568 if (ps != null) { 17569 final boolean targetIsInstantApp = 17570 ps.getInstantApp(UserHandle.getUserId(callingUid)); 17571 doDeletePackage = !targetIsInstantApp 17572 || canViewInstantApps; 17573 } 17574 if (doDeletePackage) { 17575 if (!deleteAllUsers) { 17576 returnCode = deletePackageX(internalPackageName, versionCode, 17577 userId, deleteFlags); 17578 } else { 17579 int[] blockUninstallUserIds = getBlockUninstallForUsers( 17580 internalPackageName, users); 17581 // If nobody is blocking uninstall, proceed with delete for all users 17582 if (ArrayUtils.isEmpty(blockUninstallUserIds)) { 17583 returnCode = deletePackageX(internalPackageName, versionCode, 17584 userId, deleteFlags); 17585 } else { 17586 // Otherwise uninstall individually for users with blockUninstalls=false 17587 final int userFlags = deleteFlags & ~PackageManager.DELETE_ALL_USERS; 17588 for (int userId : users) { 17589 if (!ArrayUtils.contains(blockUninstallUserIds, userId)) { 17590 returnCode = deletePackageX(internalPackageName, versionCode, 17591 userId, userFlags); 17592 if (returnCode != PackageManager.DELETE_SUCCEEDED) { 17593 Slog.w(TAG, "Package delete failed for user " + userId 17594 + ", returnCode " + returnCode); 17595 } 17596 } 17597 } 17598 // The app has only been marked uninstalled for certain users. 17599 // We still need to report that delete was blocked 17600 returnCode = PackageManager.DELETE_FAILED_OWNER_BLOCKED; 17601 } 17602 } 17603 } else { 17604 returnCode = PackageManager.DELETE_FAILED_INTERNAL_ERROR; 17605 } 17606 try { 17607 observer.onPackageDeleted(packageName, returnCode, null); 17608 } catch (RemoteException e) { 17609 Log.i(TAG, "Observer no longer exists."); 17610 } //end catch 17611 } //end run 17612 }); 17613 } 17614 17615 private String resolveExternalPackageNameLPr(PackageParser.Package pkg) { 17616 if (pkg.staticSharedLibName != null) { 17617 return pkg.manifestPackageName; 17618 } 17619 return pkg.packageName; 17620 } 17621 17622 private String resolveInternalPackageNameLPr(String packageName, long versionCode) { 17623 // Handle renamed packages 17624 String normalizedPackageName = mSettings.getRenamedPackageLPr(packageName); 17625 packageName = normalizedPackageName != null ? normalizedPackageName : packageName; 17626 17627 // Is this a static library? 17628 LongSparseArray<SharedLibraryEntry> versionedLib = 17629 mStaticLibsByDeclaringPackage.get(packageName); 17630 if (versionedLib == null || versionedLib.size() <= 0) { 17631 return packageName; 17632 } 17633 17634 // Figure out which lib versions the caller can see 17635 LongSparseLongArray versionsCallerCanSee = null; 17636 final int callingAppId = UserHandle.getAppId(Binder.getCallingUid()); 17637 if (callingAppId != Process.SYSTEM_UID && callingAppId != Process.SHELL_UID 17638 && callingAppId != Process.ROOT_UID) { 17639 versionsCallerCanSee = new LongSparseLongArray(); 17640 String libName = versionedLib.valueAt(0).info.getName(); 17641 String[] uidPackages = getPackagesForUid(Binder.getCallingUid()); 17642 if (uidPackages != null) { 17643 for (String uidPackage : uidPackages) { 17644 PackageSetting ps = mSettings.getPackageLPr(uidPackage); 17645 final int libIdx = ArrayUtils.indexOf(ps.usesStaticLibraries, libName); 17646 if (libIdx >= 0) { 17647 final long libVersion = ps.usesStaticLibrariesVersions[libIdx]; 17648 versionsCallerCanSee.append(libVersion, libVersion); 17649 } 17650 } 17651 } 17652 } 17653 17654 // Caller can see nothing - done 17655 if (versionsCallerCanSee != null && versionsCallerCanSee.size() <= 0) { 17656 return packageName; 17657 } 17658 17659 // Find the version the caller can see and the app version code 17660 SharedLibraryEntry highestVersion = null; 17661 final int versionCount = versionedLib.size(); 17662 for (int i = 0; i < versionCount; i++) { 17663 SharedLibraryEntry libEntry = versionedLib.valueAt(i); 17664 if (versionsCallerCanSee != null && versionsCallerCanSee.indexOfKey( 17665 libEntry.info.getLongVersion()) < 0) { 17666 continue; 17667 } 17668 final long libVersionCode = libEntry.info.getDeclaringPackage().getLongVersionCode(); 17669 if (versionCode != PackageManager.VERSION_CODE_HIGHEST) { 17670 if (libVersionCode == versionCode) { 17671 return libEntry.apk; 17672 } 17673 } else if (highestVersion == null) { 17674 highestVersion = libEntry; 17675 } else if (libVersionCode > highestVersion.info 17676 .getDeclaringPackage().getLongVersionCode()) { 17677 highestVersion = libEntry; 17678 } 17679 } 17680 17681 if (highestVersion != null) { 17682 return highestVersion.apk; 17683 } 17684 17685 return packageName; 17686 } 17687 17688 boolean isCallerVerifier(int callingUid) { 17689 final int callingUserId = UserHandle.getUserId(callingUid); 17690 return mRequiredVerifierPackage != null && 17691 callingUid == getPackageUid(mRequiredVerifierPackage, 0, callingUserId); 17692 } 17693 17694 private boolean isCallerAllowedToSilentlyUninstall(int callingUid, String pkgName) { 17695 if (callingUid == Process.SHELL_UID || callingUid == Process.ROOT_UID 17696 || UserHandle.getAppId(callingUid) == Process.SYSTEM_UID) { 17697 return true; 17698 } 17699 final int callingUserId = UserHandle.getUserId(callingUid); 17700 // If the caller installed the pkgName, then allow it to silently uninstall. 17701 if (callingUid == getPackageUid(getInstallerPackageName(pkgName), 0, callingUserId)) { 17702 return true; 17703 } 17704 17705 // Allow package verifier to silently uninstall. 17706 if (mRequiredVerifierPackage != null && 17707 callingUid == getPackageUid(mRequiredVerifierPackage, 0, callingUserId)) { 17708 return true; 17709 } 17710 17711 // Allow package uninstaller to silently uninstall. 17712 if (mRequiredUninstallerPackage != null && 17713 callingUid == getPackageUid(mRequiredUninstallerPackage, 0, callingUserId)) { 17714 return true; 17715 } 17716 17717 // Allow storage manager to silently uninstall. 17718 if (mStorageManagerPackage != null && 17719 callingUid == getPackageUid(mStorageManagerPackage, 0, callingUserId)) { 17720 return true; 17721 } 17722 17723 // Allow caller having MANAGE_PROFILE_AND_DEVICE_OWNERS permission to silently 17724 // uninstall for device owner provisioning. 17725 if (checkUidPermission(MANAGE_PROFILE_AND_DEVICE_OWNERS, callingUid) 17726 == PERMISSION_GRANTED) { 17727 return true; 17728 } 17729 17730 return false; 17731 } 17732 17733 private int[] getBlockUninstallForUsers(String packageName, int[] userIds) { 17734 int[] result = EMPTY_INT_ARRAY; 17735 for (int userId : userIds) { 17736 if (getBlockUninstallForUser(packageName, userId)) { 17737 result = ArrayUtils.appendInt(result, userId); 17738 } 17739 } 17740 return result; 17741 } 17742 17743 @Override 17744 public boolean isPackageDeviceAdminOnAnyUser(String packageName) { 17745 final int callingUid = Binder.getCallingUid(); 17746 if (getInstantAppPackageName(callingUid) != null 17747 && !isCallerSameApp(packageName, callingUid)) { 17748 return false; 17749 } 17750 return isPackageDeviceAdmin(packageName, UserHandle.USER_ALL); 17751 } 17752 17753 private boolean isPackageDeviceAdmin(String packageName, int userId) { 17754 IDevicePolicyManager dpm = IDevicePolicyManager.Stub.asInterface( 17755 ServiceManager.getService(Context.DEVICE_POLICY_SERVICE)); 17756 try { 17757 if (dpm != null) { 17758 final ComponentName deviceOwnerComponentName = dpm.getDeviceOwnerComponent( 17759 /* callingUserOnly =*/ false); 17760 final String deviceOwnerPackageName = deviceOwnerComponentName == null ? null 17761 : deviceOwnerComponentName.getPackageName(); 17762 // Does the package contains the device owner? 17763 // TODO Do we have to do it even if userId != UserHandle.USER_ALL? Otherwise, 17764 // this check is probably not needed, since DO should be registered as a device 17765 // admin on some user too. (Original bug for this: b/17657954) 17766 if (packageName.equals(deviceOwnerPackageName)) { 17767 return true; 17768 } 17769 // Does it contain a device admin for any user? 17770 int[] users; 17771 if (userId == UserHandle.USER_ALL) { 17772 users = sUserManager.getUserIds(); 17773 } else { 17774 users = new int[]{userId}; 17775 } 17776 for (int i = 0; i < users.length; ++i) { 17777 if (dpm.packageHasActiveAdmins(packageName, users[i])) { 17778 return true; 17779 } 17780 } 17781 } 17782 } catch (RemoteException e) { 17783 } 17784 return false; 17785 } 17786 17787 private boolean shouldKeepUninstalledPackageLPr(String packageName) { 17788 return mKeepUninstalledPackages != null && mKeepUninstalledPackages.contains(packageName); 17789 } 17790 17791 /** 17792 * This method is an internal method that could be get invoked either 17793 * to delete an installed package or to clean up a failed installation. 17794 * After deleting an installed package, a broadcast is sent to notify any 17795 * listeners that the package has been removed. For cleaning up a failed 17796 * installation, the broadcast is not necessary since the package's 17797 * installation wouldn't have sent the initial broadcast either 17798 * The key steps in deleting a package are 17799 * deleting the package information in internal structures like mPackages, 17800 * deleting the packages base directories through installd 17801 * updating mSettings to reflect current status 17802 * persisting settings for later use 17803 * sending a broadcast if necessary 17804 */ 17805 int deletePackageX(String packageName, long versionCode, int userId, int deleteFlags) { 17806 final PackageRemovedInfo info = new PackageRemovedInfo(this); 17807 final boolean res; 17808 17809 final int removeUser = (deleteFlags & PackageManager.DELETE_ALL_USERS) != 0 17810 ? UserHandle.USER_ALL : userId; 17811 17812 if (isPackageDeviceAdmin(packageName, removeUser)) { 17813 Slog.w(TAG, "Not removing package " + packageName + ": has active device admin"); 17814 return PackageManager.DELETE_FAILED_DEVICE_POLICY_MANAGER; 17815 } 17816 17817 PackageSetting uninstalledPs = null; 17818 PackageParser.Package pkg = null; 17819 17820 // for the uninstall-updates case and restricted profiles, remember the per- 17821 // user handle installed state 17822 int[] allUsers; 17823 synchronized (mPackages) { 17824 uninstalledPs = mSettings.mPackages.get(packageName); 17825 if (uninstalledPs == null) { 17826 Slog.w(TAG, "Not removing non-existent package " + packageName); 17827 return PackageManager.DELETE_FAILED_INTERNAL_ERROR; 17828 } 17829 17830 if (versionCode != PackageManager.VERSION_CODE_HIGHEST 17831 && uninstalledPs.versionCode != versionCode) { 17832 Slog.w(TAG, "Not removing package " + packageName + " with versionCode " 17833 + uninstalledPs.versionCode + " != " + versionCode); 17834 return PackageManager.DELETE_FAILED_INTERNAL_ERROR; 17835 } 17836 17837 // Static shared libs can be declared by any package, so let us not 17838 // allow removing a package if it provides a lib others depend on. 17839 pkg = mPackages.get(packageName); 17840 17841 allUsers = sUserManager.getUserIds(); 17842 17843 if (pkg != null && pkg.staticSharedLibName != null) { 17844 SharedLibraryEntry libEntry = getSharedLibraryEntryLPr(pkg.staticSharedLibName, 17845 pkg.staticSharedLibVersion); 17846 if (libEntry != null) { 17847 for (int currUserId : allUsers) { 17848 if (removeUser != UserHandle.USER_ALL && removeUser != currUserId) { 17849 continue; 17850 } 17851 List<VersionedPackage> libClientPackages = getPackagesUsingSharedLibraryLPr( 17852 libEntry.info, 0, currUserId); 17853 if (!ArrayUtils.isEmpty(libClientPackages)) { 17854 Slog.w(TAG, "Not removing package " + pkg.manifestPackageName 17855 + " hosting lib " + libEntry.info.getName() + " version " 17856 + libEntry.info.getLongVersion() + " used by " + libClientPackages 17857 + " for user " + currUserId); 17858 return PackageManager.DELETE_FAILED_USED_SHARED_LIBRARY; 17859 } 17860 } 17861 } 17862 } 17863 17864 info.origUsers = uninstalledPs.queryInstalledUsers(allUsers, true); 17865 } 17866 17867 final int freezeUser; 17868 if (isUpdatedSystemApp(uninstalledPs) 17869 && ((deleteFlags & PackageManager.DELETE_SYSTEM_APP) == 0)) { 17870 // We're downgrading a system app, which will apply to all users, so 17871 // freeze them all during the downgrade 17872 freezeUser = UserHandle.USER_ALL; 17873 } else { 17874 freezeUser = removeUser; 17875 } 17876 17877 synchronized (mInstallLock) { 17878 if (DEBUG_REMOVE) Slog.d(TAG, "deletePackageX: pkg=" + packageName + " user=" + userId); 17879 try (PackageFreezer freezer = freezePackageForDelete(packageName, freezeUser, 17880 deleteFlags, "deletePackageX")) { 17881 res = deletePackageLIF(packageName, UserHandle.of(removeUser), true, allUsers, 17882 deleteFlags | PackageManager.DELETE_CHATTY, info, true, null); 17883 } 17884 synchronized (mPackages) { 17885 if (res) { 17886 if (pkg != null) { 17887 mInstantAppRegistry.onPackageUninstalledLPw(pkg, info.removedUsers); 17888 } 17889 updateSequenceNumberLP(uninstalledPs, info.removedUsers); 17890 updateInstantAppInstallerLocked(packageName); 17891 } 17892 } 17893 } 17894 17895 if (res) { 17896 final boolean killApp = (deleteFlags & PackageManager.DELETE_DONT_KILL_APP) == 0; 17897 info.sendPackageRemovedBroadcasts(killApp); 17898 info.sendSystemPackageUpdatedBroadcasts(); 17899 info.sendSystemPackageAppearedBroadcasts(); 17900 } 17901 // Force a gc here. 17902 Runtime.getRuntime().gc(); 17903 // Delete the resources here after sending the broadcast to let 17904 // other processes clean up before deleting resources. 17905 if (info.args != null) { 17906 synchronized (mInstallLock) { 17907 info.args.doPostDeleteLI(true); 17908 } 17909 } 17910 17911 return res ? PackageManager.DELETE_SUCCEEDED : PackageManager.DELETE_FAILED_INTERNAL_ERROR; 17912 } 17913 17914 static class PackageRemovedInfo { 17915 final PackageSender packageSender; 17916 String removedPackage; 17917 String installerPackageName; 17918 int uid = -1; 17919 int removedAppId = -1; 17920 int[] origUsers; 17921 int[] removedUsers = null; 17922 int[] broadcastUsers = null; 17923 int[] instantUserIds = null; 17924 SparseArray<Integer> installReasons; 17925 boolean isRemovedPackageSystemUpdate = false; 17926 boolean isUpdate; 17927 boolean dataRemoved; 17928 boolean removedForAllUsers; 17929 boolean isStaticSharedLib; 17930 // Clean up resources deleted packages. 17931 InstallArgs args = null; 17932 ArrayMap<String, PackageRemovedInfo> removedChildPackages; 17933 ArrayMap<String, PackageInstalledInfo> appearedChildPackages; 17934 17935 PackageRemovedInfo(PackageSender packageSender) { 17936 this.packageSender = packageSender; 17937 } 17938 17939 void sendPackageRemovedBroadcasts(boolean killApp) { 17940 sendPackageRemovedBroadcastInternal(killApp); 17941 final int childCount = removedChildPackages != null ? removedChildPackages.size() : 0; 17942 for (int i = 0; i < childCount; i++) { 17943 PackageRemovedInfo childInfo = removedChildPackages.valueAt(i); 17944 childInfo.sendPackageRemovedBroadcastInternal(killApp); 17945 } 17946 } 17947 17948 void sendSystemPackageUpdatedBroadcasts() { 17949 if (isRemovedPackageSystemUpdate) { 17950 sendSystemPackageUpdatedBroadcastsInternal(); 17951 final int childCount = (removedChildPackages != null) 17952 ? removedChildPackages.size() : 0; 17953 for (int i = 0; i < childCount; i++) { 17954 PackageRemovedInfo childInfo = removedChildPackages.valueAt(i); 17955 if (childInfo.isRemovedPackageSystemUpdate) { 17956 childInfo.sendSystemPackageUpdatedBroadcastsInternal(); 17957 } 17958 } 17959 } 17960 } 17961 17962 void sendSystemPackageAppearedBroadcasts() { 17963 final int packageCount = (appearedChildPackages != null) 17964 ? appearedChildPackages.size() : 0; 17965 for (int i = 0; i < packageCount; i++) { 17966 PackageInstalledInfo installedInfo = appearedChildPackages.valueAt(i); 17967 packageSender.sendPackageAddedForNewUsers(installedInfo.name, 17968 true /*sendBootCompleted*/, false /*startReceiver*/, 17969 UserHandle.getAppId(installedInfo.uid), installedInfo.newUsers, null); 17970 } 17971 } 17972 17973 private void sendSystemPackageUpdatedBroadcastsInternal() { 17974 Bundle extras = new Bundle(2); 17975 extras.putInt(Intent.EXTRA_UID, removedAppId >= 0 ? removedAppId : uid); 17976 extras.putBoolean(Intent.EXTRA_REPLACING, true); 17977 packageSender.sendPackageBroadcast(Intent.ACTION_PACKAGE_ADDED, 17978 removedPackage, extras, 0, null /*targetPackage*/, null, null, null); 17979 packageSender.sendPackageBroadcast(Intent.ACTION_PACKAGE_REPLACED, 17980 removedPackage, extras, 0, null /*targetPackage*/, null, null, null); 17981 packageSender.sendPackageBroadcast(Intent.ACTION_MY_PACKAGE_REPLACED, 17982 null, null, 0, removedPackage, null, null, null); 17983 if (installerPackageName != null) { 17984 packageSender.sendPackageBroadcast(Intent.ACTION_PACKAGE_ADDED, 17985 removedPackage, extras, 0 /*flags*/, 17986 installerPackageName, null, null, null); 17987 packageSender.sendPackageBroadcast(Intent.ACTION_PACKAGE_REPLACED, 17988 removedPackage, extras, 0 /*flags*/, 17989 installerPackageName, null, null, null); 17990 } 17991 } 17992 17993 private void sendPackageRemovedBroadcastInternal(boolean killApp) { 17994 // Don't send static shared library removal broadcasts as these 17995 // libs are visible only the the apps that depend on them an one 17996 // cannot remove the library if it has a dependency. 17997 if (isStaticSharedLib) { 17998 return; 17999 } 18000 Bundle extras = new Bundle(2); 18001 extras.putInt(Intent.EXTRA_UID, removedAppId >= 0 ? removedAppId : uid); 18002 extras.putBoolean(Intent.EXTRA_DATA_REMOVED, dataRemoved); 18003 extras.putBoolean(Intent.EXTRA_DONT_KILL_APP, !killApp); 18004 if (isUpdate || isRemovedPackageSystemUpdate) { 18005 extras.putBoolean(Intent.EXTRA_REPLACING, true); 18006 } 18007 extras.putBoolean(Intent.EXTRA_REMOVED_FOR_ALL_USERS, removedForAllUsers); 18008 if (removedPackage != null) { 18009 packageSender.sendPackageBroadcast(Intent.ACTION_PACKAGE_REMOVED, 18010 removedPackage, extras, 0, null /*targetPackage*/, null, 18011 broadcastUsers, instantUserIds); 18012 if (installerPackageName != null) { 18013 packageSender.sendPackageBroadcast(Intent.ACTION_PACKAGE_REMOVED, 18014 removedPackage, extras, 0 /*flags*/, 18015 installerPackageName, null, broadcastUsers, instantUserIds); 18016 } 18017 if (dataRemoved && !isRemovedPackageSystemUpdate) { 18018 packageSender.sendPackageBroadcast(Intent.ACTION_PACKAGE_FULLY_REMOVED, 18019 removedPackage, extras, 18020 Intent.FLAG_RECEIVER_INCLUDE_BACKGROUND, 18021 null, null, broadcastUsers, instantUserIds); 18022 packageSender.notifyPackageRemoved(removedPackage); 18023 } 18024 } 18025 if (removedAppId >= 0) { 18026 packageSender.sendPackageBroadcast(Intent.ACTION_UID_REMOVED, 18027 null, extras, Intent.FLAG_RECEIVER_INCLUDE_BACKGROUND, 18028 null, null, broadcastUsers, instantUserIds); 18029 } 18030 } 18031 18032 void populateUsers(int[] userIds, PackageSetting deletedPackageSetting) { 18033 removedUsers = userIds; 18034 if (removedUsers == null) { 18035 broadcastUsers = null; 18036 return; 18037 } 18038 18039 broadcastUsers = EMPTY_INT_ARRAY; 18040 instantUserIds = EMPTY_INT_ARRAY; 18041 for (int i = userIds.length - 1; i >= 0; --i) { 18042 final int userId = userIds[i]; 18043 if (deletedPackageSetting.getInstantApp(userId)) { 18044 instantUserIds = ArrayUtils.appendInt(instantUserIds, userId); 18045 } else { 18046 broadcastUsers = ArrayUtils.appendInt(broadcastUsers, userId); 18047 } 18048 } 18049 } 18050 } 18051 18052 /* 18053 * This method deletes the package from internal data structures. If the DONT_DELETE_DATA 18054 * flag is not set, the data directory is removed as well. 18055 * make sure this flag is set for partially installed apps. If not its meaningless to 18056 * delete a partially installed application. 18057 */ 18058 private void removePackageDataLIF(PackageSetting ps, int[] allUserHandles, 18059 PackageRemovedInfo outInfo, int flags, boolean writeSettings) { 18060 String packageName = ps.name; 18061 if (DEBUG_REMOVE) Slog.d(TAG, "removePackageDataLI: " + ps); 18062 // Retrieve object to delete permissions for shared user later on 18063 final PackageParser.Package deletedPkg; 18064 final PackageSetting deletedPs; 18065 // reader 18066 synchronized (mPackages) { 18067 deletedPkg = mPackages.get(packageName); 18068 deletedPs = mSettings.mPackages.get(packageName); 18069 if (outInfo != null) { 18070 outInfo.removedPackage = packageName; 18071 outInfo.installerPackageName = ps.installerPackageName; 18072 outInfo.isStaticSharedLib = deletedPkg != null 18073 && deletedPkg.staticSharedLibName != null; 18074 outInfo.populateUsers(deletedPs == null ? null 18075 : deletedPs.queryInstalledUsers(sUserManager.getUserIds(), true), deletedPs); 18076 } 18077 } 18078 18079 removePackageLI(ps, (flags & PackageManager.DELETE_CHATTY) != 0); 18080 18081 if ((flags & PackageManager.DELETE_KEEP_DATA) == 0) { 18082 final PackageParser.Package resolvedPkg; 18083 if (deletedPkg != null) { 18084 resolvedPkg = deletedPkg; 18085 } else { 18086 // We don't have a parsed package when it lives on an ejected 18087 // adopted storage device, so fake something together 18088 resolvedPkg = new PackageParser.Package(ps.name); 18089 resolvedPkg.setVolumeUuid(ps.volumeUuid); 18090 } 18091 destroyAppDataLIF(resolvedPkg, UserHandle.USER_ALL, 18092 StorageManager.FLAG_STORAGE_DE | StorageManager.FLAG_STORAGE_CE); 18093 destroyAppProfilesLIF(resolvedPkg, UserHandle.USER_ALL); 18094 if (outInfo != null) { 18095 outInfo.dataRemoved = true; 18096 } 18097 schedulePackageCleaning(packageName, UserHandle.USER_ALL, true); 18098 } 18099 18100 int removedAppId = -1; 18101 18102 // writer 18103 synchronized (mPackages) { 18104 boolean installedStateChanged = false; 18105 if (deletedPs != null) { 18106 if ((flags&PackageManager.DELETE_KEEP_DATA) == 0) { 18107 clearIntentFilterVerificationsLPw(deletedPs.name, UserHandle.USER_ALL); 18108 clearDefaultBrowserIfNeeded(packageName); 18109 mSettings.mKeySetManagerService.removeAppKeySetDataLPw(packageName); 18110 removedAppId = mSettings.removePackageLPw(packageName); 18111 if (outInfo != null) { 18112 outInfo.removedAppId = removedAppId; 18113 } 18114 mPermissionManager.updatePermissions( 18115 deletedPs.name, null, false, mPackages.values(), mPermissionCallback); 18116 if (deletedPs.sharedUser != null) { 18117 // Remove permissions associated with package. Since runtime 18118 // permissions are per user we have to kill the removed package 18119 // or packages running under the shared user of the removed 18120 // package if revoking the permissions requested only by the removed 18121 // package is successful and this causes a change in gids. 18122 for (int userId : UserManagerService.getInstance().getUserIds()) { 18123 final int userIdToKill = mSettings.updateSharedUserPermsLPw(deletedPs, 18124 userId); 18125 if (userIdToKill == UserHandle.USER_ALL 18126 || userIdToKill >= UserHandle.USER_SYSTEM) { 18127 // If gids changed for this user, kill all affected packages. 18128 mHandler.post(new Runnable() { 18129 @Override 18130 public void run() { 18131 // This has to happen with no lock held. 18132 killApplication(deletedPs.name, deletedPs.appId, 18133 KILL_APP_REASON_GIDS_CHANGED); 18134 } 18135 }); 18136 break; 18137 } 18138 } 18139 } 18140 clearPackagePreferredActivitiesLPw(deletedPs.name, UserHandle.USER_ALL); 18141 } 18142 // make sure to preserve per-user disabled state if this removal was just 18143 // a downgrade of a system app to the factory package 18144 if (allUserHandles != null && outInfo != null && outInfo.origUsers != null) { 18145 if (DEBUG_REMOVE) { 18146 Slog.d(TAG, "Propagating install state across downgrade"); 18147 } 18148 for (int userId : allUserHandles) { 18149 final boolean installed = ArrayUtils.contains(outInfo.origUsers, userId); 18150 if (DEBUG_REMOVE) { 18151 Slog.d(TAG, " user " + userId + " => " + installed); 18152 } 18153 if (installed != ps.getInstalled(userId)) { 18154 installedStateChanged = true; 18155 } 18156 ps.setInstalled(installed, userId); 18157 } 18158 } 18159 } 18160 // can downgrade to reader 18161 if (writeSettings) { 18162 // Save settings now 18163 mSettings.writeLPr(); 18164 } 18165 if (installedStateChanged) { 18166 mSettings.writeKernelMappingLPr(ps); 18167 } 18168 } 18169 if (removedAppId != -1) { 18170 // A user ID was deleted here. Go through all users and remove it 18171 // from KeyStore. 18172 removeKeystoreDataIfNeeded(UserHandle.USER_ALL, removedAppId); 18173 } 18174 } 18175 18176 static boolean locationIsPrivileged(String path) { 18177 try { 18178 final File privilegedAppDir = new File(Environment.getRootDirectory(), "priv-app"); 18179 final File privilegedVendorAppDir = new File(Environment.getVendorDirectory(), "priv-app"); 18180 final File privilegedProductAppDir = new File(Environment.getProductDirectory(), "priv-app"); 18181 return path.startsWith(privilegedAppDir.getCanonicalPath()) 18182 || path.startsWith(privilegedVendorAppDir.getCanonicalPath()) 18183 || path.startsWith(privilegedProductAppDir.getCanonicalPath()); 18184 } catch (IOException e) { 18185 Slog.e(TAG, "Unable to access code path " + path); 18186 } 18187 return false; 18188 } 18189 18190 static boolean locationIsOem(String path) { 18191 try { 18192 return path.startsWith(Environment.getOemDirectory().getCanonicalPath()); 18193 } catch (IOException e) { 18194 Slog.e(TAG, "Unable to access code path " + path); 18195 } 18196 return false; 18197 } 18198 18199 static boolean locationIsVendor(String path) { 18200 try { 18201 return path.startsWith(Environment.getVendorDirectory().getCanonicalPath()); 18202 } catch (IOException e) { 18203 Slog.e(TAG, "Unable to access code path " + path); 18204 } 18205 return false; 18206 } 18207 18208 static boolean locationIsProduct(String path) { 18209 try { 18210 return path.startsWith(Environment.getProductDirectory().getCanonicalPath()); 18211 } catch (IOException e) { 18212 Slog.e(TAG, "Unable to access code path " + path); 18213 } 18214 return false; 18215 } 18216 18217 /* 18218 * Tries to delete system package. 18219 */ 18220 private boolean deleteSystemPackageLIF(PackageParser.Package deletedPkg, 18221 PackageSetting deletedPs, int[] allUserHandles, int flags, PackageRemovedInfo outInfo, 18222 boolean writeSettings) { 18223 if (deletedPs.parentPackageName != null) { 18224 Slog.w(TAG, "Attempt to delete child system package " + deletedPkg.packageName); 18225 return false; 18226 } 18227 18228 final boolean applyUserRestrictions 18229 = (allUserHandles != null) && (outInfo.origUsers != null); 18230 final PackageSetting disabledPs; 18231 // Confirm if the system package has been updated 18232 // An updated system app can be deleted. This will also have to restore 18233 // the system pkg from system partition 18234 // reader 18235 synchronized (mPackages) { 18236 disabledPs = mSettings.getDisabledSystemPkgLPr(deletedPs.name); 18237 } 18238 18239 if (DEBUG_REMOVE) Slog.d(TAG, "deleteSystemPackageLI: newPs=" + deletedPkg.packageName 18240 + " disabledPs=" + disabledPs); 18241 18242 if (disabledPs == null) { 18243 Slog.w(TAG, "Attempt to delete unknown system package "+ deletedPkg.packageName); 18244 return false; 18245 } else if (DEBUG_REMOVE) { 18246 Slog.d(TAG, "Deleting system pkg from data partition"); 18247 } 18248 18249 if (DEBUG_REMOVE) { 18250 if (applyUserRestrictions) { 18251 Slog.d(TAG, "Remembering install states:"); 18252 for (int userId : allUserHandles) { 18253 final boolean finstalled = ArrayUtils.contains(outInfo.origUsers, userId); 18254 Slog.d(TAG, " u=" + userId + " inst=" + finstalled); 18255 } 18256 } 18257 } 18258 18259 // Delete the updated package 18260 outInfo.isRemovedPackageSystemUpdate = true; 18261 if (outInfo.removedChildPackages != null) { 18262 final int childCount = (deletedPs.childPackageNames != null) 18263 ? deletedPs.childPackageNames.size() : 0; 18264 for (int i = 0; i < childCount; i++) { 18265 String childPackageName = deletedPs.childPackageNames.get(i); 18266 if (disabledPs.childPackageNames != null && disabledPs.childPackageNames 18267 .contains(childPackageName)) { 18268 PackageRemovedInfo childInfo = outInfo.removedChildPackages.get( 18269 childPackageName); 18270 if (childInfo != null) { 18271 childInfo.isRemovedPackageSystemUpdate = true; 18272 } 18273 } 18274 } 18275 } 18276 18277 if (disabledPs.versionCode < deletedPs.versionCode) { 18278 // Delete data for downgrades 18279 flags &= ~PackageManager.DELETE_KEEP_DATA; 18280 } else { 18281 // Preserve data by setting flag 18282 flags |= PackageManager.DELETE_KEEP_DATA; 18283 } 18284 18285 boolean ret = deleteInstalledPackageLIF(deletedPs, true, flags, allUserHandles, 18286 outInfo, writeSettings, disabledPs.pkg); 18287 if (!ret) { 18288 return false; 18289 } 18290 18291 // writer 18292 synchronized (mPackages) { 18293 // NOTE: The system package always needs to be enabled; even if it's for 18294 // a compressed stub. If we don't, installing the system package fails 18295 // during scan [scanning checks the disabled packages]. We will reverse 18296 // this later, after we've "installed" the stub. 18297 // Reinstate the old system package 18298 enableSystemPackageLPw(disabledPs.pkg); 18299 // Remove any native libraries from the upgraded package. 18300 removeNativeBinariesLI(deletedPs); 18301 } 18302 18303 // Install the system package 18304 if (DEBUG_REMOVE) Slog.d(TAG, "Re-installing system package: " + disabledPs); 18305 try { 18306 installPackageFromSystemLIF(disabledPs.codePathString, false, allUserHandles, 18307 outInfo.origUsers, deletedPs.getPermissionsState(), writeSettings); 18308 } catch (PackageManagerException e) { 18309 Slog.w(TAG, "Failed to restore system package:" + deletedPkg.packageName + ": " 18310 + e.getMessage()); 18311 return false; 18312 } finally { 18313 if (disabledPs.pkg.isStub) { 18314 mSettings.disableSystemPackageLPw(disabledPs.name, true /*replaced*/); 18315 } 18316 } 18317 return true; 18318 } 18319 18320 /** 18321 * Installs a package that's already on the system partition. 18322 */ 18323 private PackageParser.Package installPackageFromSystemLIF(@NonNull String codePathString, 18324 boolean isPrivileged, @Nullable int[] allUserHandles, @Nullable int[] origUserHandles, 18325 @Nullable PermissionsState origPermissionState, boolean writeSettings) 18326 throws PackageManagerException { 18327 @ParseFlags int parseFlags = 18328 mDefParseFlags 18329 | PackageParser.PARSE_MUST_BE_APK 18330 | PackageParser.PARSE_IS_SYSTEM_DIR; 18331 @ScanFlags int scanFlags = SCAN_AS_SYSTEM; 18332 if (isPrivileged || locationIsPrivileged(codePathString)) { 18333 scanFlags |= SCAN_AS_PRIVILEGED; 18334 } 18335 if (locationIsOem(codePathString)) { 18336 scanFlags |= SCAN_AS_OEM; 18337 } 18338 if (locationIsVendor(codePathString)) { 18339 scanFlags |= SCAN_AS_VENDOR; 18340 } 18341 if (locationIsProduct(codePathString)) { 18342 scanFlags |= SCAN_AS_PRODUCT; 18343 } 18344 18345 final File codePath = new File(codePathString); 18346 final PackageParser.Package pkg = 18347 scanPackageTracedLI(codePath, parseFlags, scanFlags, 0 /*currentTime*/, null); 18348 18349 try { 18350 // update shared libraries for the newly re-installed system package 18351 updateSharedLibrariesLPr(pkg, null); 18352 } catch (PackageManagerException e) { 18353 Slog.e(TAG, "updateAllSharedLibrariesLPw failed: " + e.getMessage()); 18354 } 18355 18356 prepareAppDataAfterInstallLIF(pkg); 18357 18358 // writer 18359 synchronized (mPackages) { 18360 PackageSetting ps = mSettings.mPackages.get(pkg.packageName); 18361 18362 // Propagate the permissions state as we do not want to drop on the floor 18363 // runtime permissions. The update permissions method below will take 18364 // care of removing obsolete permissions and grant install permissions. 18365 if (origPermissionState != null) { 18366 ps.getPermissionsState().copyFrom(origPermissionState); 18367 } 18368 mPermissionManager.updatePermissions(pkg.packageName, pkg, true, mPackages.values(), 18369 mPermissionCallback); 18370 18371 final boolean applyUserRestrictions 18372 = (allUserHandles != null) && (origUserHandles != null); 18373 if (applyUserRestrictions) { 18374 boolean installedStateChanged = false; 18375 if (DEBUG_REMOVE) { 18376 Slog.d(TAG, "Propagating install state across reinstall"); 18377 } 18378 for (int userId : allUserHandles) { 18379 final boolean installed = ArrayUtils.contains(origUserHandles, userId); 18380 if (DEBUG_REMOVE) { 18381 Slog.d(TAG, " user " + userId + " => " + installed); 18382 } 18383 if (installed != ps.getInstalled(userId)) { 18384 installedStateChanged = true; 18385 } 18386 ps.setInstalled(installed, userId); 18387 18388 mSettings.writeRuntimePermissionsForUserLPr(userId, false); 18389 } 18390 // Regardless of writeSettings we need to ensure that this restriction 18391 // state propagation is persisted 18392 mSettings.writeAllUsersPackageRestrictionsLPr(); 18393 if (installedStateChanged) { 18394 mSettings.writeKernelMappingLPr(ps); 18395 } 18396 } 18397 // can downgrade to reader here 18398 if (writeSettings) { 18399 mSettings.writeLPr(); 18400 } 18401 } 18402 return pkg; 18403 } 18404 18405 private boolean deleteInstalledPackageLIF(PackageSetting ps, 18406 boolean deleteCodeAndResources, int flags, int[] allUserHandles, 18407 PackageRemovedInfo outInfo, boolean writeSettings, 18408 PackageParser.Package replacingPackage) { 18409 synchronized (mPackages) { 18410 if (outInfo != null) { 18411 outInfo.uid = ps.appId; 18412 } 18413 18414 if (outInfo != null && outInfo.removedChildPackages != null) { 18415 final int childCount = (ps.childPackageNames != null) 18416 ? ps.childPackageNames.size() : 0; 18417 for (int i = 0; i < childCount; i++) { 18418 String childPackageName = ps.childPackageNames.get(i); 18419 PackageSetting childPs = mSettings.mPackages.get(childPackageName); 18420 if (childPs == null) { 18421 return false; 18422 } 18423 PackageRemovedInfo childInfo = outInfo.removedChildPackages.get( 18424 childPackageName); 18425 if (childInfo != null) { 18426 childInfo.uid = childPs.appId; 18427 } 18428 } 18429 } 18430 } 18431 18432 // Delete package data from internal structures and also remove data if flag is set 18433 removePackageDataLIF(ps, allUserHandles, outInfo, flags, writeSettings); 18434 18435 // Delete the child packages data 18436 final int childCount = (ps.childPackageNames != null) ? ps.childPackageNames.size() : 0; 18437 for (int i = 0; i < childCount; i++) { 18438 PackageSetting childPs; 18439 synchronized (mPackages) { 18440 childPs = mSettings.getPackageLPr(ps.childPackageNames.get(i)); 18441 } 18442 if (childPs != null) { 18443 PackageRemovedInfo childOutInfo = (outInfo != null 18444 && outInfo.removedChildPackages != null) 18445 ? outInfo.removedChildPackages.get(childPs.name) : null; 18446 final int deleteFlags = (flags & DELETE_KEEP_DATA) != 0 18447 && (replacingPackage != null 18448 && !replacingPackage.hasChildPackage(childPs.name)) 18449 ? flags & ~DELETE_KEEP_DATA : flags; 18450 removePackageDataLIF(childPs, allUserHandles, childOutInfo, 18451 deleteFlags, writeSettings); 18452 } 18453 } 18454 18455 // Delete application code and resources only for parent packages 18456 if (ps.parentPackageName == null) { 18457 if (deleteCodeAndResources && (outInfo != null)) { 18458 outInfo.args = createInstallArgsForExisting(packageFlagsToInstallFlags(ps), 18459 ps.codePathString, ps.resourcePathString, getAppDexInstructionSets(ps)); 18460 if (DEBUG_SD_INSTALL) Slog.i(TAG, "args=" + outInfo.args); 18461 } 18462 } 18463 18464 return true; 18465 } 18466 18467 @Override 18468 public boolean setBlockUninstallForUser(String packageName, boolean blockUninstall, 18469 int userId) { 18470 mContext.enforceCallingOrSelfPermission( 18471 android.Manifest.permission.DELETE_PACKAGES, null); 18472 synchronized (mPackages) { 18473 // Cannot block uninstall of static shared libs as they are 18474 // considered a part of the using app (emulating static linking). 18475 // Also static libs are installed always on internal storage. 18476 PackageParser.Package pkg = mPackages.get(packageName); 18477 if (pkg != null && pkg.staticSharedLibName != null) { 18478 Slog.w(TAG, "Cannot block uninstall of package: " + packageName 18479 + " providing static shared library: " + pkg.staticSharedLibName); 18480 return false; 18481 } 18482 mSettings.setBlockUninstallLPw(userId, packageName, blockUninstall); 18483 mSettings.writePackageRestrictionsLPr(userId); 18484 } 18485 return true; 18486 } 18487 18488 @Override 18489 public boolean getBlockUninstallForUser(String packageName, int userId) { 18490 synchronized (mPackages) { 18491 final PackageSetting ps = mSettings.mPackages.get(packageName); 18492 if (ps == null || filterAppAccessLPr(ps, Binder.getCallingUid(), userId)) { 18493 return false; 18494 } 18495 return mSettings.getBlockUninstallLPr(userId, packageName); 18496 } 18497 } 18498 18499 @Override 18500 public boolean setRequiredForSystemUser(String packageName, boolean systemUserApp) { 18501 enforceSystemOrRoot("setRequiredForSystemUser can only be run by the system or root"); 18502 synchronized (mPackages) { 18503 PackageSetting ps = mSettings.mPackages.get(packageName); 18504 if (ps == null) { 18505 Log.w(TAG, "Package doesn't exist: " + packageName); 18506 return false; 18507 } 18508 if (systemUserApp) { 18509 ps.pkgPrivateFlags |= ApplicationInfo.PRIVATE_FLAG_REQUIRED_FOR_SYSTEM_USER; 18510 } else { 18511 ps.pkgPrivateFlags &= ~ApplicationInfo.PRIVATE_FLAG_REQUIRED_FOR_SYSTEM_USER; 18512 } 18513 mSettings.writeLPr(); 18514 } 18515 return true; 18516 } 18517 18518 /* 18519 * This method handles package deletion in general 18520 */ 18521 private boolean deletePackageLIF(String packageName, UserHandle user, 18522 boolean deleteCodeAndResources, int[] allUserHandles, int flags, 18523 PackageRemovedInfo outInfo, boolean writeSettings, 18524 PackageParser.Package replacingPackage) { 18525 if (packageName == null) { 18526 Slog.w(TAG, "Attempt to delete null packageName."); 18527 return false; 18528 } 18529 18530 if (DEBUG_REMOVE) Slog.d(TAG, "deletePackageLI: " + packageName + " user " + user); 18531 18532 PackageSetting ps; 18533 synchronized (mPackages) { 18534 ps = mSettings.mPackages.get(packageName); 18535 if (ps == null) { 18536 Slog.w(TAG, "Package named '" + packageName + "' doesn't exist."); 18537 return false; 18538 } 18539 18540 if (ps.parentPackageName != null && (!isSystemApp(ps) 18541 || (flags & PackageManager.DELETE_SYSTEM_APP) != 0)) { 18542 if (DEBUG_REMOVE) { 18543 Slog.d(TAG, "Uninstalled child package:" + packageName + " for user:" 18544 + ((user == null) ? UserHandle.USER_ALL : user)); 18545 } 18546 final int removedUserId = (user != null) ? user.getIdentifier() 18547 : UserHandle.USER_ALL; 18548 if (!clearPackageStateForUserLIF(ps, removedUserId, outInfo)) { 18549 return false; 18550 } 18551 markPackageUninstalledForUserLPw(ps, user); 18552 scheduleWritePackageRestrictionsLocked(user); 18553 return true; 18554 } 18555 } 18556 18557 if (((!isSystemApp(ps) || (flags&PackageManager.DELETE_SYSTEM_APP) != 0) && user != null 18558 && user.getIdentifier() != UserHandle.USER_ALL)) { 18559 // The caller is asking that the package only be deleted for a single 18560 // user. To do this, we just mark its uninstalled state and delete 18561 // its data. If this is a system app, we only allow this to happen if 18562 // they have set the special DELETE_SYSTEM_APP which requests different 18563 // semantics than normal for uninstalling system apps. 18564 markPackageUninstalledForUserLPw(ps, user); 18565 18566 if (!isSystemApp(ps)) { 18567 // Do not uninstall the APK if an app should be cached 18568 boolean keepUninstalledPackage = shouldKeepUninstalledPackageLPr(packageName); 18569 if (ps.isAnyInstalled(sUserManager.getUserIds()) || keepUninstalledPackage) { 18570 // Other user still have this package installed, so all 18571 // we need to do is clear this user's data and save that 18572 // it is uninstalled. 18573 if (DEBUG_REMOVE) Slog.d(TAG, "Still installed by other users"); 18574 if (!clearPackageStateForUserLIF(ps, user.getIdentifier(), outInfo)) { 18575 return false; 18576 } 18577 scheduleWritePackageRestrictionsLocked(user); 18578 return true; 18579 } else { 18580 // We need to set it back to 'installed' so the uninstall 18581 // broadcasts will be sent correctly. 18582 if (DEBUG_REMOVE) Slog.d(TAG, "Not installed by other users, full delete"); 18583 ps.setInstalled(true, user.getIdentifier()); 18584 mSettings.writeKernelMappingLPr(ps); 18585 } 18586 } else { 18587 // This is a system app, so we assume that the 18588 // other users still have this package installed, so all 18589 // we need to do is clear this user's data and save that 18590 // it is uninstalled. 18591 if (DEBUG_REMOVE) Slog.d(TAG, "Deleting system app"); 18592 if (!clearPackageStateForUserLIF(ps, user.getIdentifier(), outInfo)) { 18593 return false; 18594 } 18595 scheduleWritePackageRestrictionsLocked(user); 18596 return true; 18597 } 18598 } 18599 18600 // If we are deleting a composite package for all users, keep track 18601 // of result for each child. 18602 if (ps.childPackageNames != null && outInfo != null) { 18603 synchronized (mPackages) { 18604 final int childCount = ps.childPackageNames.size(); 18605 outInfo.removedChildPackages = new ArrayMap<>(childCount); 18606 for (int i = 0; i < childCount; i++) { 18607 String childPackageName = ps.childPackageNames.get(i); 18608 PackageRemovedInfo childInfo = new PackageRemovedInfo(this); 18609 childInfo.removedPackage = childPackageName; 18610 childInfo.installerPackageName = ps.installerPackageName; 18611 outInfo.removedChildPackages.put(childPackageName, childInfo); 18612 PackageSetting childPs = mSettings.getPackageLPr(childPackageName); 18613 if (childPs != null) { 18614 childInfo.origUsers = childPs.queryInstalledUsers(allUserHandles, true); 18615 } 18616 } 18617 } 18618 } 18619 18620 boolean ret = false; 18621 if (isSystemApp(ps)) { 18622 if (DEBUG_REMOVE) Slog.d(TAG, "Removing system package: " + ps.name); 18623 // When an updated system application is deleted we delete the existing resources 18624 // as well and fall back to existing code in system partition 18625 ret = deleteSystemPackageLIF(ps.pkg, ps, allUserHandles, flags, outInfo, writeSettings); 18626 } else { 18627 if (DEBUG_REMOVE) Slog.d(TAG, "Removing non-system package: " + ps.name); 18628 ret = deleteInstalledPackageLIF(ps, deleteCodeAndResources, flags, allUserHandles, 18629 outInfo, writeSettings, replacingPackage); 18630 } 18631 18632 // Take a note whether we deleted the package for all users 18633 if (outInfo != null) { 18634 outInfo.removedForAllUsers = mPackages.get(ps.name) == null; 18635 if (outInfo.removedChildPackages != null) { 18636 synchronized (mPackages) { 18637 final int childCount = outInfo.removedChildPackages.size(); 18638 for (int i = 0; i < childCount; i++) { 18639 PackageRemovedInfo childInfo = outInfo.removedChildPackages.valueAt(i); 18640 if (childInfo != null) { 18641 childInfo.removedForAllUsers = mPackages.get( 18642 childInfo.removedPackage) == null; 18643 } 18644 } 18645 } 18646 } 18647 // If we uninstalled an update to a system app there may be some 18648 // child packages that appeared as they are declared in the system 18649 // app but were not declared in the update. 18650 if (isSystemApp(ps)) { 18651 synchronized (mPackages) { 18652 PackageSetting updatedPs = mSettings.getPackageLPr(ps.name); 18653 final int childCount = (updatedPs.childPackageNames != null) 18654 ? updatedPs.childPackageNames.size() : 0; 18655 for (int i = 0; i < childCount; i++) { 18656 String childPackageName = updatedPs.childPackageNames.get(i); 18657 if (outInfo.removedChildPackages == null 18658 || outInfo.removedChildPackages.indexOfKey(childPackageName) < 0) { 18659 PackageSetting childPs = mSettings.getPackageLPr(childPackageName); 18660 if (childPs == null) { 18661 continue; 18662 } 18663 PackageInstalledInfo installRes = new PackageInstalledInfo(); 18664 installRes.name = childPackageName; 18665 installRes.newUsers = childPs.queryInstalledUsers(allUserHandles, true); 18666 installRes.pkg = mPackages.get(childPackageName); 18667 installRes.uid = childPs.pkg.applicationInfo.uid; 18668 if (outInfo.appearedChildPackages == null) { 18669 outInfo.appearedChildPackages = new ArrayMap<>(); 18670 } 18671 outInfo.appearedChildPackages.put(childPackageName, installRes); 18672 } 18673 } 18674 } 18675 } 18676 } 18677 18678 return ret; 18679 } 18680 18681 private void markPackageUninstalledForUserLPw(PackageSetting ps, UserHandle user) { 18682 final int[] userIds = (user == null || user.getIdentifier() == UserHandle.USER_ALL) 18683 ? sUserManager.getUserIds() : new int[] {user.getIdentifier()}; 18684 for (int nextUserId : userIds) { 18685 if (DEBUG_REMOVE) { 18686 Slog.d(TAG, "Marking package:" + ps.name + " uninstalled for user:" + nextUserId); 18687 } 18688 ps.setUserState(nextUserId, 0, COMPONENT_ENABLED_STATE_DEFAULT, 18689 false /*installed*/, 18690 true /*stopped*/, 18691 true /*notLaunched*/, 18692 false /*hidden*/, 18693 false /*suspended*/, 18694 false /*instantApp*/, 18695 false /*virtualPreload*/, 18696 null /*lastDisableAppCaller*/, 18697 null /*enabledComponents*/, 18698 null /*disabledComponents*/, 18699 ps.readUserState(nextUserId).domainVerificationStatus, 18700 0, PackageManager.INSTALL_REASON_UNKNOWN, 18701 null /*harmfulAppWarning*/); 18702 } 18703 mSettings.writeKernelMappingLPr(ps); 18704 } 18705 18706 private boolean clearPackageStateForUserLIF(PackageSetting ps, int userId, 18707 PackageRemovedInfo outInfo) { 18708 final PackageParser.Package pkg; 18709 synchronized (mPackages) { 18710 pkg = mPackages.get(ps.name); 18711 } 18712 18713 final int[] userIds = (userId == UserHandle.USER_ALL) ? sUserManager.getUserIds() 18714 : new int[] {userId}; 18715 for (int nextUserId : userIds) { 18716 if (DEBUG_REMOVE) { 18717 Slog.d(TAG, "Updating package:" + ps.name + " install state for user:" 18718 + nextUserId); 18719 } 18720 18721 destroyAppDataLIF(pkg, userId, 18722 StorageManager.FLAG_STORAGE_DE | StorageManager.FLAG_STORAGE_CE); 18723 destroyAppProfilesLIF(pkg, userId); 18724 clearDefaultBrowserIfNeededForUser(ps.name, userId); 18725 removeKeystoreDataIfNeeded(nextUserId, ps.appId); 18726 schedulePackageCleaning(ps.name, nextUserId, false); 18727 synchronized (mPackages) { 18728 if (clearPackagePreferredActivitiesLPw(ps.name, nextUserId)) { 18729 scheduleWritePackageRestrictionsLocked(nextUserId); 18730 } 18731 resetUserChangesToRuntimePermissionsAndFlagsLPw(ps, nextUserId); 18732 } 18733 } 18734 18735 if (outInfo != null) { 18736 outInfo.removedPackage = ps.name; 18737 outInfo.installerPackageName = ps.installerPackageName; 18738 outInfo.isStaticSharedLib = pkg != null && pkg.staticSharedLibName != null; 18739 outInfo.removedAppId = ps.appId; 18740 outInfo.removedUsers = userIds; 18741 outInfo.broadcastUsers = userIds; 18742 } 18743 18744 return true; 18745 } 18746 18747 private static final class ClearStorageConnection implements ServiceConnection { 18748 IMediaContainerService mContainerService; 18749 18750 @Override 18751 public void onServiceConnected(ComponentName name, IBinder service) { 18752 synchronized (this) { 18753 mContainerService = IMediaContainerService.Stub 18754 .asInterface(Binder.allowBlocking(service)); 18755 notifyAll(); 18756 } 18757 } 18758 18759 @Override 18760 public void onServiceDisconnected(ComponentName name) { 18761 } 18762 } 18763 18764 private void clearExternalStorageDataSync(String packageName, int userId, boolean allData) { 18765 if (DEFAULT_CONTAINER_PACKAGE.equals(packageName)) return; 18766 18767 final boolean mounted; 18768 if (Environment.isExternalStorageEmulated()) { 18769 mounted = true; 18770 } else { 18771 final String status = Environment.getExternalStorageState(); 18772 18773 mounted = status.equals(Environment.MEDIA_MOUNTED) 18774 || status.equals(Environment.MEDIA_MOUNTED_READ_ONLY); 18775 } 18776 18777 if (!mounted) { 18778 return; 18779 } 18780 18781 final Intent containerIntent = new Intent().setComponent(DEFAULT_CONTAINER_COMPONENT); 18782 int[] users; 18783 if (userId == UserHandle.USER_ALL) { 18784 users = sUserManager.getUserIds(); 18785 } else { 18786 users = new int[] { userId }; 18787 } 18788 final ClearStorageConnection conn = new ClearStorageConnection(); 18789 if (mContext.bindServiceAsUser( 18790 containerIntent, conn, Context.BIND_AUTO_CREATE, UserHandle.SYSTEM)) { 18791 try { 18792 for (int curUser : users) { 18793 long timeout = SystemClock.uptimeMillis() + 5000; 18794 synchronized (conn) { 18795 long now; 18796 while (conn.mContainerService == null && 18797 (now = SystemClock.uptimeMillis()) < timeout) { 18798 try { 18799 conn.wait(timeout - now); 18800 } catch (InterruptedException e) { 18801 } 18802 } 18803 } 18804 if (conn.mContainerService == null) { 18805 return; 18806 } 18807 18808 final UserEnvironment userEnv = new UserEnvironment(curUser); 18809 clearDirectory(conn.mContainerService, 18810 userEnv.buildExternalStorageAppCacheDirs(packageName)); 18811 if (allData) { 18812 clearDirectory(conn.mContainerService, 18813 userEnv.buildExternalStorageAppDataDirs(packageName)); 18814 clearDirectory(conn.mContainerService, 18815 userEnv.buildExternalStorageAppMediaDirs(packageName)); 18816 } 18817 } 18818 } finally { 18819 mContext.unbindService(conn); 18820 } 18821 } 18822 } 18823 18824 @Override 18825 public void clearApplicationProfileData(String packageName) { 18826 enforceSystemOrRoot("Only the system can clear all profile data"); 18827 18828 final PackageParser.Package pkg; 18829 synchronized (mPackages) { 18830 pkg = mPackages.get(packageName); 18831 } 18832 18833 try (PackageFreezer freezer = freezePackage(packageName, "clearApplicationProfileData")) { 18834 synchronized (mInstallLock) { 18835 clearAppProfilesLIF(pkg, UserHandle.USER_ALL); 18836 } 18837 } 18838 } 18839 18840 @Override 18841 public void clearApplicationUserData(final String packageName, 18842 final IPackageDataObserver observer, final int userId) { 18843 mContext.enforceCallingOrSelfPermission( 18844 android.Manifest.permission.CLEAR_APP_USER_DATA, null); 18845 18846 final int callingUid = Binder.getCallingUid(); 18847 mPermissionManager.enforceCrossUserPermission(callingUid, userId, 18848 true /* requireFullPermission */, false /* checkShell */, "clear application data"); 18849 18850 final PackageSetting ps = mSettings.getPackageLPr(packageName); 18851 final boolean filterApp = (ps != null && filterAppAccessLPr(ps, callingUid, userId)); 18852 if (!filterApp && mProtectedPackages.isPackageDataProtected(userId, packageName)) { 18853 throw new SecurityException("Cannot clear data for a protected package: " 18854 + packageName); 18855 } 18856 // Queue up an async operation since the package deletion may take a little while. 18857 mHandler.post(new Runnable() { 18858 public void run() { 18859 mHandler.removeCallbacks(this); 18860 final boolean succeeded; 18861 if (!filterApp) { 18862 try (PackageFreezer freezer = freezePackage(packageName, 18863 "clearApplicationUserData")) { 18864 synchronized (mInstallLock) { 18865 succeeded = clearApplicationUserDataLIF(packageName, userId); 18866 } 18867 clearExternalStorageDataSync(packageName, userId, true); 18868 synchronized (mPackages) { 18869 mInstantAppRegistry.deleteInstantApplicationMetadataLPw( 18870 packageName, userId); 18871 } 18872 } 18873 if (succeeded) { 18874 // invoke DeviceStorageMonitor's update method to clear any notifications 18875 DeviceStorageMonitorInternal dsm = LocalServices 18876 .getService(DeviceStorageMonitorInternal.class); 18877 if (dsm != null) { 18878 dsm.checkMemory(); 18879 } 18880 } 18881 } else { 18882 succeeded = false; 18883 } 18884 if (observer != null) { 18885 try { 18886 observer.onRemoveCompleted(packageName, succeeded); 18887 } catch (RemoteException e) { 18888 Log.i(TAG, "Observer no longer exists."); 18889 } 18890 } //end if observer 18891 } //end run 18892 }); 18893 } 18894 18895 private boolean clearApplicationUserDataLIF(String packageName, int userId) { 18896 if (packageName == null) { 18897 Slog.w(TAG, "Attempt to delete null packageName."); 18898 return false; 18899 } 18900 18901 // Try finding details about the requested package 18902 PackageParser.Package pkg; 18903 synchronized (mPackages) { 18904 pkg = mPackages.get(packageName); 18905 if (pkg == null) { 18906 final PackageSetting ps = mSettings.mPackages.get(packageName); 18907 if (ps != null) { 18908 pkg = ps.pkg; 18909 } 18910 } 18911 18912 if (pkg == null) { 18913 Slog.w(TAG, "Package named '" + packageName + "' doesn't exist."); 18914 return false; 18915 } 18916 18917 PackageSetting ps = (PackageSetting) pkg.mExtras; 18918 resetUserChangesToRuntimePermissionsAndFlagsLPw(ps, userId); 18919 } 18920 18921 clearAppDataLIF(pkg, userId, 18922 StorageManager.FLAG_STORAGE_DE | StorageManager.FLAG_STORAGE_CE); 18923 18924 final int appId = UserHandle.getAppId(pkg.applicationInfo.uid); 18925 removeKeystoreDataIfNeeded(userId, appId); 18926 18927 UserManagerInternal umInternal = getUserManagerInternal(); 18928 final int flags; 18929 if (umInternal.isUserUnlockingOrUnlocked(userId)) { 18930 flags = StorageManager.FLAG_STORAGE_DE | StorageManager.FLAG_STORAGE_CE; 18931 } else if (umInternal.isUserRunning(userId)) { 18932 flags = StorageManager.FLAG_STORAGE_DE; 18933 } else { 18934 flags = 0; 18935 } 18936 prepareAppDataContentsLIF(pkg, userId, flags); 18937 18938 return true; 18939 } 18940 18941 /** 18942 * Reverts user permission state changes (permissions and flags) in 18943 * all packages for a given user. 18944 * 18945 * @param userId The device user for which to do a reset. 18946 */ 18947 private void resetUserChangesToRuntimePermissionsAndFlagsLPw(int userId) { 18948 final int packageCount = mPackages.size(); 18949 for (int i = 0; i < packageCount; i++) { 18950 PackageParser.Package pkg = mPackages.valueAt(i); 18951 PackageSetting ps = (PackageSetting) pkg.mExtras; 18952 resetUserChangesToRuntimePermissionsAndFlagsLPw(ps, userId); 18953 } 18954 } 18955 18956 private void resetNetworkPolicies(int userId) { 18957 LocalServices.getService(NetworkPolicyManagerInternal.class).resetUserState(userId); 18958 } 18959 18960 /** 18961 * Reverts user permission state changes (permissions and flags). 18962 * 18963 * @param ps The package for which to reset. 18964 * @param userId The device user for which to do a reset. 18965 */ 18966 private void resetUserChangesToRuntimePermissionsAndFlagsLPw( 18967 final PackageSetting ps, final int userId) { 18968 if (ps.pkg == null) { 18969 return; 18970 } 18971 18972 // These are flags that can change base on user actions. 18973 final int userSettableMask = FLAG_PERMISSION_USER_SET 18974 | FLAG_PERMISSION_USER_FIXED 18975 | FLAG_PERMISSION_REVOKE_ON_UPGRADE 18976 | FLAG_PERMISSION_REVIEW_REQUIRED; 18977 18978 final int policyOrSystemFlags = FLAG_PERMISSION_SYSTEM_FIXED 18979 | FLAG_PERMISSION_POLICY_FIXED; 18980 18981 boolean writeInstallPermissions = false; 18982 boolean writeRuntimePermissions = false; 18983 18984 final int permissionCount = ps.pkg.requestedPermissions.size(); 18985 for (int i = 0; i < permissionCount; i++) { 18986 final String permName = ps.pkg.requestedPermissions.get(i); 18987 final BasePermission bp = 18988 (BasePermission) mPermissionManager.getPermissionTEMP(permName); 18989 if (bp == null) { 18990 continue; 18991 } 18992 18993 // If shared user we just reset the state to which only this app contributed. 18994 if (ps.sharedUser != null) { 18995 boolean used = false; 18996 final int packageCount = ps.sharedUser.packages.size(); 18997 for (int j = 0; j < packageCount; j++) { 18998 PackageSetting pkg = ps.sharedUser.packages.valueAt(j); 18999 if (pkg.pkg != null && !pkg.pkg.packageName.equals(ps.pkg.packageName) 19000 && pkg.pkg.requestedPermissions.contains(permName)) { 19001 used = true; 19002 break; 19003 } 19004 } 19005 if (used) { 19006 continue; 19007 } 19008 } 19009 19010 final PermissionsState permissionsState = ps.getPermissionsState(); 19011 19012 final int oldFlags = permissionsState.getPermissionFlags(permName, userId); 19013 19014 // Always clear the user settable flags. 19015 final boolean hasInstallState = 19016 permissionsState.getInstallPermissionState(permName) != null; 19017 // If permission review is enabled and this is a legacy app, mark the 19018 // permission as requiring a review as this is the initial state. 19019 int flags = 0; 19020 if (mSettings.mPermissions.mPermissionReviewRequired 19021 && ps.pkg.applicationInfo.targetSdkVersion < Build.VERSION_CODES.M) { 19022 flags |= FLAG_PERMISSION_REVIEW_REQUIRED; 19023 } 19024 if (permissionsState.updatePermissionFlags(bp, userId, userSettableMask, flags)) { 19025 if (hasInstallState) { 19026 writeInstallPermissions = true; 19027 } else { 19028 writeRuntimePermissions = true; 19029 } 19030 } 19031 19032 // Below is only runtime permission handling. 19033 if (!bp.isRuntime()) { 19034 continue; 19035 } 19036 19037 // Never clobber system or policy. 19038 if ((oldFlags & policyOrSystemFlags) != 0) { 19039 continue; 19040 } 19041 19042 // If this permission was granted by default, make sure it is. 19043 if ((oldFlags & FLAG_PERMISSION_GRANTED_BY_DEFAULT) != 0) { 19044 if (permissionsState.grantRuntimePermission(bp, userId) 19045 != PERMISSION_OPERATION_FAILURE) { 19046 writeRuntimePermissions = true; 19047 } 19048 // If permission review is enabled the permissions for a legacy apps 19049 // are represented as constantly granted runtime ones, so don't revoke. 19050 } else if ((flags & FLAG_PERMISSION_REVIEW_REQUIRED) == 0) { 19051 // Otherwise, reset the permission. 19052 final int revokeResult = permissionsState.revokeRuntimePermission(bp, userId); 19053 switch (revokeResult) { 19054 case PERMISSION_OPERATION_SUCCESS: 19055 case PERMISSION_OPERATION_SUCCESS_GIDS_CHANGED: { 19056 writeRuntimePermissions = true; 19057 final int appId = ps.appId; 19058 mHandler.post(new Runnable() { 19059 @Override 19060 public void run() { 19061 killUid(appId, userId, KILL_APP_REASON_PERMISSIONS_REVOKED); 19062 } 19063 }); 19064 } break; 19065 } 19066 } 19067 } 19068 19069 // Synchronously write as we are taking permissions away. 19070 if (writeRuntimePermissions) { 19071 mSettings.writeRuntimePermissionsForUserLPr(userId, true); 19072 } 19073 19074 // Synchronously write as we are taking permissions away. 19075 if (writeInstallPermissions) { 19076 mSettings.writeLPr(); 19077 } 19078 } 19079 19080 /** 19081 * Remove entries from the keystore daemon. Will only remove it if the 19082 * {@code appId} is valid. 19083 */ 19084 private static void removeKeystoreDataIfNeeded(int userId, int appId) { 19085 if (appId < 0) { 19086 return; 19087 } 19088 19089 final KeyStore keyStore = KeyStore.getInstance(); 19090 if (keyStore != null) { 19091 if (userId == UserHandle.USER_ALL) { 19092 for (final int individual : sUserManager.getUserIds()) { 19093 keyStore.clearUid(UserHandle.getUid(individual, appId)); 19094 } 19095 } else { 19096 keyStore.clearUid(UserHandle.getUid(userId, appId)); 19097 } 19098 } else { 19099 Slog.w(TAG, "Could not contact keystore to clear entries for app id " + appId); 19100 } 19101 } 19102 19103 @Override 19104 public void deleteApplicationCacheFiles(final String packageName, 19105 final IPackageDataObserver observer) { 19106 final int userId = UserHandle.getCallingUserId(); 19107 deleteApplicationCacheFilesAsUser(packageName, userId, observer); 19108 } 19109 19110 @Override 19111 public void deleteApplicationCacheFilesAsUser(final String packageName, final int userId, 19112 final IPackageDataObserver observer) { 19113 final int callingUid = Binder.getCallingUid(); 19114 if (mContext.checkCallingOrSelfPermission( 19115 android.Manifest.permission.INTERNAL_DELETE_CACHE_FILES) 19116 != PackageManager.PERMISSION_GRANTED) { 19117 // If the caller has the old delete cache permission, silently ignore. Else throw. 19118 if (mContext.checkCallingOrSelfPermission( 19119 android.Manifest.permission.DELETE_CACHE_FILES) 19120 == PackageManager.PERMISSION_GRANTED) { 19121 Slog.w(TAG, "Calling uid " + callingUid + " does not have " + 19122 android.Manifest.permission.INTERNAL_DELETE_CACHE_FILES + 19123 ", silently ignoring"); 19124 return; 19125 } 19126 mContext.enforceCallingOrSelfPermission( 19127 android.Manifest.permission.INTERNAL_DELETE_CACHE_FILES, null); 19128 } 19129 mPermissionManager.enforceCrossUserPermission(callingUid, userId, 19130 /* requireFullPermission= */ true, /* checkShell= */ false, 19131 "delete application cache files"); 19132 final int hasAccessInstantApps = mContext.checkCallingOrSelfPermission( 19133 android.Manifest.permission.ACCESS_INSTANT_APPS); 19134 19135 final PackageParser.Package pkg; 19136 synchronized (mPackages) { 19137 pkg = mPackages.get(packageName); 19138 } 19139 19140 // Queue up an async operation since the package deletion may take a little while. 19141 mHandler.post(new Runnable() { 19142 public void run() { 19143 final PackageSetting ps = pkg == null ? null : (PackageSetting) pkg.mExtras; 19144 boolean doClearData = true; 19145 if (ps != null) { 19146 final boolean targetIsInstantApp = 19147 ps.getInstantApp(UserHandle.getUserId(callingUid)); 19148 doClearData = !targetIsInstantApp 19149 || hasAccessInstantApps == PackageManager.PERMISSION_GRANTED; 19150 } 19151 if (doClearData) { 19152 synchronized (mInstallLock) { 19153 final int flags = StorageManager.FLAG_STORAGE_DE 19154 | StorageManager.FLAG_STORAGE_CE; 19155 // We're only clearing cache files, so we don't care if the 19156 // app is unfrozen and still able to run 19157 clearAppDataLIF(pkg, userId, flags | Installer.FLAG_CLEAR_CACHE_ONLY); 19158 clearAppDataLIF(pkg, userId, flags | Installer.FLAG_CLEAR_CODE_CACHE_ONLY); 19159 } 19160 clearExternalStorageDataSync(packageName, userId, false); 19161 } 19162 if (observer != null) { 19163 try { 19164 observer.onRemoveCompleted(packageName, true); 19165 } catch (RemoteException e) { 19166 Log.i(TAG, "Observer no longer exists."); 19167 } 19168 } 19169 } 19170 }); 19171 } 19172 19173 @Override 19174 public void getPackageSizeInfo(final String packageName, int userHandle, 19175 final IPackageStatsObserver observer) { 19176 throw new UnsupportedOperationException( 19177 "Shame on you for calling the hidden API getPackageSizeInfo(). Shame!"); 19178 } 19179 19180 private boolean getPackageSizeInfoLI(String packageName, int userId, PackageStats stats) { 19181 final PackageSetting ps; 19182 synchronized (mPackages) { 19183 ps = mSettings.mPackages.get(packageName); 19184 if (ps == null) { 19185 Slog.w(TAG, "Failed to find settings for " + packageName); 19186 return false; 19187 } 19188 } 19189 19190 final String[] packageNames = { packageName }; 19191 final long[] ceDataInodes = { ps.getCeDataInode(userId) }; 19192 final String[] codePaths = { ps.codePathString }; 19193 19194 try { 19195 mInstaller.getAppSize(ps.volumeUuid, packageNames, userId, 0, 19196 ps.appId, ceDataInodes, codePaths, stats); 19197 19198 // For now, ignore code size of packages on system partition 19199 if (isSystemApp(ps) && !isUpdatedSystemApp(ps)) { 19200 stats.codeSize = 0; 19201 } 19202 19203 // External clients expect these to be tracked separately 19204 stats.dataSize -= stats.cacheSize; 19205 19206 } catch (InstallerException e) { 19207 Slog.w(TAG, String.valueOf(e)); 19208 return false; 19209 } 19210 19211 return true; 19212 } 19213 19214 private int getUidTargetSdkVersionLockedLPr(int uid) { 19215 Object obj = mSettings.getUserIdLPr(uid); 19216 if (obj instanceof SharedUserSetting) { 19217 final SharedUserSetting sus = (SharedUserSetting) obj; 19218 int vers = Build.VERSION_CODES.CUR_DEVELOPMENT; 19219 final Iterator<PackageSetting> it = sus.packages.iterator(); 19220 while (it.hasNext()) { 19221 final PackageSetting ps = it.next(); 19222 if (ps.pkg != null) { 19223 int v = ps.pkg.applicationInfo.targetSdkVersion; 19224 if (v < vers) vers = v; 19225 } 19226 } 19227 return vers; 19228 } else if (obj instanceof PackageSetting) { 19229 final PackageSetting ps = (PackageSetting) obj; 19230 if (ps.pkg != null) { 19231 return ps.pkg.applicationInfo.targetSdkVersion; 19232 } 19233 } 19234 return Build.VERSION_CODES.CUR_DEVELOPMENT; 19235 } 19236 19237 private int getPackageTargetSdkVersionLockedLPr(String packageName) { 19238 final PackageParser.Package p = mPackages.get(packageName); 19239 if (p != null) { 19240 return p.applicationInfo.targetSdkVersion; 19241 } 19242 return Build.VERSION_CODES.CUR_DEVELOPMENT; 19243 } 19244 19245 @Override 19246 public void addPreferredActivity(IntentFilter filter, int match, 19247 ComponentName[] set, ComponentName activity, int userId) { 19248 addPreferredActivityInternal(filter, match, set, activity, true, userId, 19249 "Adding preferred"); 19250 } 19251 19252 private void addPreferredActivityInternal(IntentFilter filter, int match, 19253 ComponentName[] set, ComponentName activity, boolean always, int userId, 19254 String opname) { 19255 // writer 19256 int callingUid = Binder.getCallingUid(); 19257 mPermissionManager.enforceCrossUserPermission(callingUid, userId, 19258 true /* requireFullPermission */, false /* checkShell */, "add preferred activity"); 19259 if (filter.countActions() == 0) { 19260 Slog.w(TAG, "Cannot set a preferred activity with no filter actions"); 19261 return; 19262 } 19263 synchronized (mPackages) { 19264 if (mContext.checkCallingOrSelfPermission( 19265 android.Manifest.permission.SET_PREFERRED_APPLICATIONS) 19266 != PackageManager.PERMISSION_GRANTED) { 19267 if (getUidTargetSdkVersionLockedLPr(callingUid) 19268 < Build.VERSION_CODES.FROYO) { 19269 Slog.w(TAG, "Ignoring addPreferredActivity() from uid " 19270 + callingUid); 19271 return; 19272 } 19273 mContext.enforceCallingOrSelfPermission( 19274 android.Manifest.permission.SET_PREFERRED_APPLICATIONS, null); 19275 } 19276 19277 PreferredIntentResolver pir = mSettings.editPreferredActivitiesLPw(userId); 19278 Slog.i(TAG, opname + " activity " + activity.flattenToShortString() + " for user " 19279 + userId + ":"); 19280 filter.dump(new LogPrinter(Log.INFO, TAG), " "); 19281 pir.addFilter(new PreferredActivity(filter, match, set, activity, always)); 19282 scheduleWritePackageRestrictionsLocked(userId); 19283 postPreferredActivityChangedBroadcast(userId); 19284 } 19285 } 19286 19287 private void postPreferredActivityChangedBroadcast(int userId) { 19288 mHandler.post(() -> { 19289 final IActivityManager am = ActivityManager.getService(); 19290 if (am == null) { 19291 return; 19292 } 19293 19294 final Intent intent = new Intent(Intent.ACTION_PREFERRED_ACTIVITY_CHANGED); 19295 intent.putExtra(Intent.EXTRA_USER_HANDLE, userId); 19296 try { 19297 am.broadcastIntent(null, intent, null, null, 19298 0, null, null, null, android.app.AppOpsManager.OP_NONE, 19299 null, false, false, userId); 19300 } catch (RemoteException e) { 19301 } 19302 }); 19303 } 19304 19305 @Override 19306 public void replacePreferredActivity(IntentFilter filter, int match, 19307 ComponentName[] set, ComponentName activity, int userId) { 19308 if (filter.countActions() != 1) { 19309 throw new IllegalArgumentException( 19310 "replacePreferredActivity expects filter to have only 1 action."); 19311 } 19312 if (filter.countDataAuthorities() != 0 19313 || filter.countDataPaths() != 0 19314 || filter.countDataSchemes() > 1 19315 || filter.countDataTypes() != 0) { 19316 throw new IllegalArgumentException( 19317 "replacePreferredActivity expects filter to have no data authorities, " + 19318 "paths, or types; and at most one scheme."); 19319 } 19320 19321 final int callingUid = Binder.getCallingUid(); 19322 mPermissionManager.enforceCrossUserPermission(callingUid, userId, 19323 true /* requireFullPermission */, false /* checkShell */, 19324 "replace preferred activity"); 19325 synchronized (mPackages) { 19326 if (mContext.checkCallingOrSelfPermission( 19327 android.Manifest.permission.SET_PREFERRED_APPLICATIONS) 19328 != PackageManager.PERMISSION_GRANTED) { 19329 if (getUidTargetSdkVersionLockedLPr(callingUid) 19330 < Build.VERSION_CODES.FROYO) { 19331 Slog.w(TAG, "Ignoring replacePreferredActivity() from uid " 19332 + Binder.getCallingUid()); 19333 return; 19334 } 19335 mContext.enforceCallingOrSelfPermission( 19336 android.Manifest.permission.SET_PREFERRED_APPLICATIONS, null); 19337 } 19338 19339 PreferredIntentResolver pir = mSettings.mPreferredActivities.get(userId); 19340 if (pir != null) { 19341 // Get all of the existing entries that exactly match this filter. 19342 ArrayList<PreferredActivity> existing = pir.findFilters(filter); 19343 if (existing != null && existing.size() == 1) { 19344 PreferredActivity cur = existing.get(0); 19345 if (DEBUG_PREFERRED) { 19346 Slog.i(TAG, "Checking replace of preferred:"); 19347 filter.dump(new LogPrinter(Log.INFO, TAG), " "); 19348 if (!cur.mPref.mAlways) { 19349 Slog.i(TAG, " -- CUR; not mAlways!"); 19350 } else { 19351 Slog.i(TAG, " -- CUR: mMatch=" + cur.mPref.mMatch); 19352 Slog.i(TAG, " -- CUR: mSet=" 19353 + Arrays.toString(cur.mPref.mSetComponents)); 19354 Slog.i(TAG, " -- CUR: mComponent=" + cur.mPref.mShortComponent); 19355 Slog.i(TAG, " -- NEW: mMatch=" 19356 + (match&IntentFilter.MATCH_CATEGORY_MASK)); 19357 Slog.i(TAG, " -- CUR: mSet=" + Arrays.toString(set)); 19358 Slog.i(TAG, " -- CUR: mComponent=" + activity.flattenToShortString()); 19359 } 19360 } 19361 if (cur.mPref.mAlways && cur.mPref.mComponent.equals(activity) 19362 && cur.mPref.mMatch == (match&IntentFilter.MATCH_CATEGORY_MASK) 19363 && cur.mPref.sameSet(set)) { 19364 // Setting the preferred activity to what it happens to be already 19365 if (DEBUG_PREFERRED) { 19366 Slog.i(TAG, "Replacing with same preferred activity " 19367 + cur.mPref.mShortComponent + " for user " 19368 + userId + ":"); 19369 filter.dump(new LogPrinter(Log.INFO, TAG), " "); 19370 } 19371 return; 19372 } 19373 } 19374 19375 if (existing != null) { 19376 if (DEBUG_PREFERRED) { 19377 Slog.i(TAG, existing.size() + " existing preferred matches for:"); 19378 filter.dump(new LogPrinter(Log.INFO, TAG), " "); 19379 } 19380 for (int i = 0; i < existing.size(); i++) { 19381 PreferredActivity pa = existing.get(i); 19382 if (DEBUG_PREFERRED) { 19383 Slog.i(TAG, "Removing existing preferred activity " 19384 + pa.mPref.mComponent + ":"); 19385 pa.dump(new LogPrinter(Log.INFO, TAG), " "); 19386 } 19387 pir.removeFilter(pa); 19388 } 19389 } 19390 } 19391 addPreferredActivityInternal(filter, match, set, activity, true, userId, 19392 "Replacing preferred"); 19393 } 19394 } 19395 19396 @Override 19397 public void clearPackagePreferredActivities(String packageName) { 19398 final int callingUid = Binder.getCallingUid(); 19399 if (getInstantAppPackageName(callingUid) != null) { 19400 return; 19401 } 19402 // writer 19403 synchronized (mPackages) { 19404 PackageParser.Package pkg = mPackages.get(packageName); 19405 if (pkg == null || pkg.applicationInfo.uid != callingUid) { 19406 if (mContext.checkCallingOrSelfPermission( 19407 android.Manifest.permission.SET_PREFERRED_APPLICATIONS) 19408 != PackageManager.PERMISSION_GRANTED) { 19409 if (getUidTargetSdkVersionLockedLPr(callingUid) 19410 < Build.VERSION_CODES.FROYO) { 19411 Slog.w(TAG, "Ignoring clearPackagePreferredActivities() from uid " 19412 + callingUid); 19413 return; 19414 } 19415 mContext.enforceCallingOrSelfPermission( 19416 android.Manifest.permission.SET_PREFERRED_APPLICATIONS, null); 19417 } 19418 } 19419 final PackageSetting ps = mSettings.getPackageLPr(packageName); 19420 if (ps != null 19421 && filterAppAccessLPr(ps, callingUid, UserHandle.getUserId(callingUid))) { 19422 return; 19423 } 19424 int user = UserHandle.getCallingUserId(); 19425 if (clearPackagePreferredActivitiesLPw(packageName, user)) { 19426 scheduleWritePackageRestrictionsLocked(user); 19427 } 19428 } 19429 } 19430 19431 /** This method takes a specific user id as well as UserHandle.USER_ALL. */ 19432 boolean clearPackagePreferredActivitiesLPw(String packageName, int userId) { 19433 ArrayList<PreferredActivity> removed = null; 19434 boolean changed = false; 19435 for (int i=0; i<mSettings.mPreferredActivities.size(); i++) { 19436 final int thisUserId = mSettings.mPreferredActivities.keyAt(i); 19437 PreferredIntentResolver pir = mSettings.mPreferredActivities.valueAt(i); 19438 if (userId != UserHandle.USER_ALL && userId != thisUserId) { 19439 continue; 19440 } 19441 Iterator<PreferredActivity> it = pir.filterIterator(); 19442 while (it.hasNext()) { 19443 PreferredActivity pa = it.next(); 19444 // Mark entry for removal only if it matches the package name 19445 // and the entry is of type "always". 19446 if (packageName == null || 19447 (pa.mPref.mComponent.getPackageName().equals(packageName) 19448 && pa.mPref.mAlways)) { 19449 if (removed == null) { 19450 removed = new ArrayList<PreferredActivity>(); 19451 } 19452 removed.add(pa); 19453 } 19454 } 19455 if (removed != null) { 19456 for (int j=0; j<removed.size(); j++) { 19457 PreferredActivity pa = removed.get(j); 19458 pir.removeFilter(pa); 19459 } 19460 changed = true; 19461 } 19462 } 19463 if (changed) { 19464 postPreferredActivityChangedBroadcast(userId); 19465 } 19466 return changed; 19467 } 19468 19469 /** This method takes a specific user id as well as UserHandle.USER_ALL. */ 19470 private void clearIntentFilterVerificationsLPw(int userId) { 19471 final int packageCount = mPackages.size(); 19472 for (int i = 0; i < packageCount; i++) { 19473 PackageParser.Package pkg = mPackages.valueAt(i); 19474 clearIntentFilterVerificationsLPw(pkg.packageName, userId); 19475 } 19476 } 19477 19478 /** This method takes a specific user id as well as UserHandle.USER_ALL. */ 19479 void clearIntentFilterVerificationsLPw(String packageName, int userId) { 19480 if (userId == UserHandle.USER_ALL) { 19481 if (mSettings.removeIntentFilterVerificationLPw(packageName, 19482 sUserManager.getUserIds())) { 19483 for (int oneUserId : sUserManager.getUserIds()) { 19484 scheduleWritePackageRestrictionsLocked(oneUserId); 19485 } 19486 } 19487 } else { 19488 if (mSettings.removeIntentFilterVerificationLPw(packageName, userId)) { 19489 scheduleWritePackageRestrictionsLocked(userId); 19490 } 19491 } 19492 } 19493 19494 /** Clears state for all users, and touches intent filter verification policy */ 19495 void clearDefaultBrowserIfNeeded(String packageName) { 19496 for (int oneUserId : sUserManager.getUserIds()) { 19497 clearDefaultBrowserIfNeededForUser(packageName, oneUserId); 19498 } 19499 } 19500 19501 private void clearDefaultBrowserIfNeededForUser(String packageName, int userId) { 19502 final String defaultBrowserPackageName = getDefaultBrowserPackageName(userId); 19503 if (!TextUtils.isEmpty(defaultBrowserPackageName)) { 19504 if (packageName.equals(defaultBrowserPackageName)) { 19505 setDefaultBrowserPackageName(null, userId); 19506 } 19507 } 19508 } 19509 19510 @Override 19511 public void resetApplicationPreferences(int userId) { 19512 mContext.enforceCallingOrSelfPermission( 19513 android.Manifest.permission.SET_PREFERRED_APPLICATIONS, null); 19514 final long identity = Binder.clearCallingIdentity(); 19515 // writer 19516 try { 19517 synchronized (mPackages) { 19518 clearPackagePreferredActivitiesLPw(null, userId); 19519 mSettings.applyDefaultPreferredAppsLPw(this, userId); 19520 // TODO: We have to reset the default SMS and Phone. This requires 19521 // significant refactoring to keep all default apps in the package 19522 // manager (cleaner but more work) or have the services provide 19523 // callbacks to the package manager to request a default app reset. 19524 applyFactoryDefaultBrowserLPw(userId); 19525 clearIntentFilterVerificationsLPw(userId); 19526 primeDomainVerificationsLPw(userId); 19527 resetUserChangesToRuntimePermissionsAndFlagsLPw(userId); 19528 scheduleWritePackageRestrictionsLocked(userId); 19529 } 19530 resetNetworkPolicies(userId); 19531 } finally { 19532 Binder.restoreCallingIdentity(identity); 19533 } 19534 } 19535 19536 @Override 19537 public int getPreferredActivities(List<IntentFilter> outFilters, 19538 List<ComponentName> outActivities, String packageName) { 19539 if (getInstantAppPackageName(Binder.getCallingUid()) != null) { 19540 return 0; 19541 } 19542 int num = 0; 19543 final int userId = UserHandle.getCallingUserId(); 19544 // reader 19545 synchronized (mPackages) { 19546 PreferredIntentResolver pir = mSettings.mPreferredActivities.get(userId); 19547 if (pir != null) { 19548 final Iterator<PreferredActivity> it = pir.filterIterator(); 19549 while (it.hasNext()) { 19550 final PreferredActivity pa = it.next(); 19551 if (packageName == null 19552 || (pa.mPref.mComponent.getPackageName().equals(packageName) 19553 && pa.mPref.mAlways)) { 19554 if (outFilters != null) { 19555 outFilters.add(new IntentFilter(pa)); 19556 } 19557 if (outActivities != null) { 19558 outActivities.add(pa.mPref.mComponent); 19559 } 19560 } 19561 } 19562 } 19563 } 19564 19565 return num; 19566 } 19567 19568 @Override 19569 public void addPersistentPreferredActivity(IntentFilter filter, ComponentName activity, 19570 int userId) { 19571 int callingUid = Binder.getCallingUid(); 19572 if (callingUid != Process.SYSTEM_UID) { 19573 throw new SecurityException( 19574 "addPersistentPreferredActivity can only be run by the system"); 19575 } 19576 if (filter.countActions() == 0) { 19577 Slog.w(TAG, "Cannot set a preferred activity with no filter actions"); 19578 return; 19579 } 19580 synchronized (mPackages) { 19581 Slog.i(TAG, "Adding persistent preferred activity " + activity + " for user " + userId + 19582 ":"); 19583 filter.dump(new LogPrinter(Log.INFO, TAG), " "); 19584 mSettings.editPersistentPreferredActivitiesLPw(userId).addFilter( 19585 new PersistentPreferredActivity(filter, activity)); 19586 scheduleWritePackageRestrictionsLocked(userId); 19587 postPreferredActivityChangedBroadcast(userId); 19588 } 19589 } 19590 19591 @Override 19592 public void clearPackagePersistentPreferredActivities(String packageName, int userId) { 19593 int callingUid = Binder.getCallingUid(); 19594 if (callingUid != Process.SYSTEM_UID) { 19595 throw new SecurityException( 19596 "clearPackagePersistentPreferredActivities can only be run by the system"); 19597 } 19598 ArrayList<PersistentPreferredActivity> removed = null; 19599 boolean changed = false; 19600 synchronized (mPackages) { 19601 for (int i=0; i<mSettings.mPersistentPreferredActivities.size(); i++) { 19602 final int thisUserId = mSettings.mPersistentPreferredActivities.keyAt(i); 19603 PersistentPreferredIntentResolver ppir = mSettings.mPersistentPreferredActivities 19604 .valueAt(i); 19605 if (userId != thisUserId) { 19606 continue; 19607 } 19608 Iterator<PersistentPreferredActivity> it = ppir.filterIterator(); 19609 while (it.hasNext()) { 19610 PersistentPreferredActivity ppa = it.next(); 19611 // Mark entry for removal only if it matches the package name. 19612 if (ppa.mComponent.getPackageName().equals(packageName)) { 19613 if (removed == null) { 19614 removed = new ArrayList<PersistentPreferredActivity>(); 19615 } 19616 removed.add(ppa); 19617 } 19618 } 19619 if (removed != null) { 19620 for (int j=0; j<removed.size(); j++) { 19621 PersistentPreferredActivity ppa = removed.get(j); 19622 ppir.removeFilter(ppa); 19623 } 19624 changed = true; 19625 } 19626 } 19627 19628 if (changed) { 19629 scheduleWritePackageRestrictionsLocked(userId); 19630 postPreferredActivityChangedBroadcast(userId); 19631 } 19632 } 19633 } 19634 19635 /** 19636 * Common machinery for picking apart a restored XML blob and passing 19637 * it to a caller-supplied functor to be applied to the running system. 19638 */ 19639 private void restoreFromXml(XmlPullParser parser, int userId, 19640 String expectedStartTag, BlobXmlRestorer functor) 19641 throws IOException, XmlPullParserException { 19642 int type; 19643 while ((type = parser.next()) != XmlPullParser.START_TAG 19644 && type != XmlPullParser.END_DOCUMENT) { 19645 } 19646 if (type != XmlPullParser.START_TAG) { 19647 // oops didn't find a start tag?! 19648 if (DEBUG_BACKUP) { 19649 Slog.e(TAG, "Didn't find start tag during restore"); 19650 } 19651 return; 19652 } 19653Slog.v(TAG, ":: restoreFromXml() : got to tag " + parser.getName()); 19654 // this is supposed to be TAG_PREFERRED_BACKUP 19655 if (!expectedStartTag.equals(parser.getName())) { 19656 if (DEBUG_BACKUP) { 19657 Slog.e(TAG, "Found unexpected tag " + parser.getName()); 19658 } 19659 return; 19660 } 19661 19662 // skip interfering stuff, then we're aligned with the backing implementation 19663 while ((type = parser.next()) == XmlPullParser.TEXT) { } 19664Slog.v(TAG, ":: stepped forward, applying functor at tag " + parser.getName()); 19665 functor.apply(parser, userId); 19666 } 19667 19668 private interface BlobXmlRestorer { 19669 public void apply(XmlPullParser parser, int userId) throws IOException, XmlPullParserException; 19670 } 19671 19672 /** 19673 * Non-Binder method, support for the backup/restore mechanism: write the 19674 * full set of preferred activities in its canonical XML format. Returns the 19675 * XML output as a byte array, or null if there is none. 19676 */ 19677 @Override 19678 public byte[] getPreferredActivityBackup(int userId) { 19679 if (Binder.getCallingUid() != Process.SYSTEM_UID) { 19680 throw new SecurityException("Only the system may call getPreferredActivityBackup()"); 19681 } 19682 19683 ByteArrayOutputStream dataStream = new ByteArrayOutputStream(); 19684 try { 19685 final XmlSerializer serializer = new FastXmlSerializer(); 19686 serializer.setOutput(dataStream, StandardCharsets.UTF_8.name()); 19687 serializer.startDocument(null, true); 19688 serializer.startTag(null, TAG_PREFERRED_BACKUP); 19689 19690 synchronized (mPackages) { 19691 mSettings.writePreferredActivitiesLPr(serializer, userId, true); 19692 } 19693 19694 serializer.endTag(null, TAG_PREFERRED_BACKUP); 19695 serializer.endDocument(); 19696 serializer.flush(); 19697 } catch (Exception e) { 19698 if (DEBUG_BACKUP) { 19699 Slog.e(TAG, "Unable to write preferred activities for backup", e); 19700 } 19701 return null; 19702 } 19703 19704 return dataStream.toByteArray(); 19705 } 19706 19707 @Override 19708 public void restorePreferredActivities(byte[] backup, int userId) { 19709 if (Binder.getCallingUid() != Process.SYSTEM_UID) { 19710 throw new SecurityException("Only the system may call restorePreferredActivities()"); 19711 } 19712 19713 try { 19714 final XmlPullParser parser = Xml.newPullParser(); 19715 parser.setInput(new ByteArrayInputStream(backup), StandardCharsets.UTF_8.name()); 19716 restoreFromXml(parser, userId, TAG_PREFERRED_BACKUP, 19717 new BlobXmlRestorer() { 19718 @Override 19719 public void apply(XmlPullParser parser, int userId) 19720 throws XmlPullParserException, IOException { 19721 synchronized (mPackages) { 19722 mSettings.readPreferredActivitiesLPw(parser, userId); 19723 } 19724 } 19725 } ); 19726 } catch (Exception e) { 19727 if (DEBUG_BACKUP) { 19728 Slog.e(TAG, "Exception restoring preferred activities: " + e.getMessage()); 19729 } 19730 } 19731 } 19732 19733 /** 19734 * Non-Binder method, support for the backup/restore mechanism: write the 19735 * default browser (etc) settings in its canonical XML format. Returns the default 19736 * browser XML representation as a byte array, or null if there is none. 19737 */ 19738 @Override 19739 public byte[] getDefaultAppsBackup(int userId) { 19740 if (Binder.getCallingUid() != Process.SYSTEM_UID) { 19741 throw new SecurityException("Only the system may call getDefaultAppsBackup()"); 19742 } 19743 19744 ByteArrayOutputStream dataStream = new ByteArrayOutputStream(); 19745 try { 19746 final XmlSerializer serializer = new FastXmlSerializer(); 19747 serializer.setOutput(dataStream, StandardCharsets.UTF_8.name()); 19748 serializer.startDocument(null, true); 19749 serializer.startTag(null, TAG_DEFAULT_APPS); 19750 19751 synchronized (mPackages) { 19752 mSettings.writeDefaultAppsLPr(serializer, userId); 19753 } 19754 19755 serializer.endTag(null, TAG_DEFAULT_APPS); 19756 serializer.endDocument(); 19757 serializer.flush(); 19758 } catch (Exception e) { 19759 if (DEBUG_BACKUP) { 19760 Slog.e(TAG, "Unable to write default apps for backup", e); 19761 } 19762 return null; 19763 } 19764 19765 return dataStream.toByteArray(); 19766 } 19767 19768 @Override 19769 public void restoreDefaultApps(byte[] backup, int userId) { 19770 if (Binder.getCallingUid() != Process.SYSTEM_UID) { 19771 throw new SecurityException("Only the system may call restoreDefaultApps()"); 19772 } 19773 19774 try { 19775 final XmlPullParser parser = Xml.newPullParser(); 19776 parser.setInput(new ByteArrayInputStream(backup), StandardCharsets.UTF_8.name()); 19777 restoreFromXml(parser, userId, TAG_DEFAULT_APPS, 19778 new BlobXmlRestorer() { 19779 @Override 19780 public void apply(XmlPullParser parser, int userId) 19781 throws XmlPullParserException, IOException { 19782 synchronized (mPackages) { 19783 mSettings.readDefaultAppsLPw(parser, userId); 19784 } 19785 } 19786 } ); 19787 } catch (Exception e) { 19788 if (DEBUG_BACKUP) { 19789 Slog.e(TAG, "Exception restoring default apps: " + e.getMessage()); 19790 } 19791 } 19792 } 19793 19794 @Override 19795 public byte[] getIntentFilterVerificationBackup(int userId) { 19796 if (Binder.getCallingUid() != Process.SYSTEM_UID) { 19797 throw new SecurityException("Only the system may call getIntentFilterVerificationBackup()"); 19798 } 19799 19800 ByteArrayOutputStream dataStream = new ByteArrayOutputStream(); 19801 try { 19802 final XmlSerializer serializer = new FastXmlSerializer(); 19803 serializer.setOutput(dataStream, StandardCharsets.UTF_8.name()); 19804 serializer.startDocument(null, true); 19805 serializer.startTag(null, TAG_INTENT_FILTER_VERIFICATION); 19806 19807 synchronized (mPackages) { 19808 mSettings.writeAllDomainVerificationsLPr(serializer, userId); 19809 } 19810 19811 serializer.endTag(null, TAG_INTENT_FILTER_VERIFICATION); 19812 serializer.endDocument(); 19813 serializer.flush(); 19814 } catch (Exception e) { 19815 if (DEBUG_BACKUP) { 19816 Slog.e(TAG, "Unable to write default apps for backup", e); 19817 } 19818 return null; 19819 } 19820 19821 return dataStream.toByteArray(); 19822 } 19823 19824 @Override 19825 public void restoreIntentFilterVerification(byte[] backup, int userId) { 19826 if (Binder.getCallingUid() != Process.SYSTEM_UID) { 19827 throw new SecurityException("Only the system may call restorePreferredActivities()"); 19828 } 19829 19830 try { 19831 final XmlPullParser parser = Xml.newPullParser(); 19832 parser.setInput(new ByteArrayInputStream(backup), StandardCharsets.UTF_8.name()); 19833 restoreFromXml(parser, userId, TAG_INTENT_FILTER_VERIFICATION, 19834 new BlobXmlRestorer() { 19835 @Override 19836 public void apply(XmlPullParser parser, int userId) 19837 throws XmlPullParserException, IOException { 19838 synchronized (mPackages) { 19839 mSettings.readAllDomainVerificationsLPr(parser, userId); 19840 mSettings.writeLPr(); 19841 } 19842 } 19843 } ); 19844 } catch (Exception e) { 19845 if (DEBUG_BACKUP) { 19846 Slog.e(TAG, "Exception restoring preferred activities: " + e.getMessage()); 19847 } 19848 } 19849 } 19850 19851 @Override 19852 public byte[] getPermissionGrantBackup(int userId) { 19853 if (Binder.getCallingUid() != Process.SYSTEM_UID) { 19854 throw new SecurityException("Only the system may call getPermissionGrantBackup()"); 19855 } 19856 19857 ByteArrayOutputStream dataStream = new ByteArrayOutputStream(); 19858 try { 19859 final XmlSerializer serializer = new FastXmlSerializer(); 19860 serializer.setOutput(dataStream, StandardCharsets.UTF_8.name()); 19861 serializer.startDocument(null, true); 19862 serializer.startTag(null, TAG_PERMISSION_BACKUP); 19863 19864 synchronized (mPackages) { 19865 serializeRuntimePermissionGrantsLPr(serializer, userId); 19866 } 19867 19868 serializer.endTag(null, TAG_PERMISSION_BACKUP); 19869 serializer.endDocument(); 19870 serializer.flush(); 19871 } catch (Exception e) { 19872 if (DEBUG_BACKUP) { 19873 Slog.e(TAG, "Unable to write default apps for backup", e); 19874 } 19875 return null; 19876 } 19877 19878 return dataStream.toByteArray(); 19879 } 19880 19881 @Override 19882 public void restorePermissionGrants(byte[] backup, int userId) { 19883 if (Binder.getCallingUid() != Process.SYSTEM_UID) { 19884 throw new SecurityException("Only the system may call restorePermissionGrants()"); 19885 } 19886 19887 try { 19888 final XmlPullParser parser = Xml.newPullParser(); 19889 parser.setInput(new ByteArrayInputStream(backup), StandardCharsets.UTF_8.name()); 19890 restoreFromXml(parser, userId, TAG_PERMISSION_BACKUP, 19891 new BlobXmlRestorer() { 19892 @Override 19893 public void apply(XmlPullParser parser, int userId) 19894 throws XmlPullParserException, IOException { 19895 synchronized (mPackages) { 19896 processRestoredPermissionGrantsLPr(parser, userId); 19897 } 19898 } 19899 } ); 19900 } catch (Exception e) { 19901 if (DEBUG_BACKUP) { 19902 Slog.e(TAG, "Exception restoring preferred activities: " + e.getMessage()); 19903 } 19904 } 19905 } 19906 19907 private void serializeRuntimePermissionGrantsLPr(XmlSerializer serializer, final int userId) 19908 throws IOException { 19909 serializer.startTag(null, TAG_ALL_GRANTS); 19910 19911 final int N = mSettings.mPackages.size(); 19912 for (int i = 0; i < N; i++) { 19913 final PackageSetting ps = mSettings.mPackages.valueAt(i); 19914 boolean pkgGrantsKnown = false; 19915 19916 PermissionsState packagePerms = ps.getPermissionsState(); 19917 19918 for (PermissionState state : packagePerms.getRuntimePermissionStates(userId)) { 19919 final int grantFlags = state.getFlags(); 19920 // only look at grants that are not system/policy fixed 19921 if ((grantFlags & SYSTEM_RUNTIME_GRANT_MASK) == 0) { 19922 final boolean isGranted = state.isGranted(); 19923 // And only back up the user-twiddled state bits 19924 if (isGranted || (grantFlags & USER_RUNTIME_GRANT_MASK) != 0) { 19925 final String packageName = mSettings.mPackages.keyAt(i); 19926 if (!pkgGrantsKnown) { 19927 serializer.startTag(null, TAG_GRANT); 19928 serializer.attribute(null, ATTR_PACKAGE_NAME, packageName); 19929 pkgGrantsKnown = true; 19930 } 19931 19932 final boolean userSet = 19933 (grantFlags & FLAG_PERMISSION_USER_SET) != 0; 19934 final boolean userFixed = 19935 (grantFlags & FLAG_PERMISSION_USER_FIXED) != 0; 19936 final boolean revoke = 19937 (grantFlags & FLAG_PERMISSION_REVOKE_ON_UPGRADE) != 0; 19938 19939 serializer.startTag(null, TAG_PERMISSION); 19940 serializer.attribute(null, ATTR_PERMISSION_NAME, state.getName()); 19941 if (isGranted) { 19942 serializer.attribute(null, ATTR_IS_GRANTED, "true"); 19943 } 19944 if (userSet) { 19945 serializer.attribute(null, ATTR_USER_SET, "true"); 19946 } 19947 if (userFixed) { 19948 serializer.attribute(null, ATTR_USER_FIXED, "true"); 19949 } 19950 if (revoke) { 19951 serializer.attribute(null, ATTR_REVOKE_ON_UPGRADE, "true"); 19952 } 19953 serializer.endTag(null, TAG_PERMISSION); 19954 } 19955 } 19956 } 19957 19958 if (pkgGrantsKnown) { 19959 serializer.endTag(null, TAG_GRANT); 19960 } 19961 } 19962 19963 serializer.endTag(null, TAG_ALL_GRANTS); 19964 } 19965 19966 private void processRestoredPermissionGrantsLPr(XmlPullParser parser, int userId) 19967 throws XmlPullParserException, IOException { 19968 String pkgName = null; 19969 int outerDepth = parser.getDepth(); 19970 int type; 19971 while ((type = parser.next()) != XmlPullParser.END_DOCUMENT 19972 && (type != XmlPullParser.END_TAG || parser.getDepth() > outerDepth)) { 19973 if (type == XmlPullParser.END_TAG || type == XmlPullParser.TEXT) { 19974 continue; 19975 } 19976 19977 final String tagName = parser.getName(); 19978 if (tagName.equals(TAG_GRANT)) { 19979 pkgName = parser.getAttributeValue(null, ATTR_PACKAGE_NAME); 19980 if (DEBUG_BACKUP) { 19981 Slog.v(TAG, "+++ Restoring grants for package " + pkgName); 19982 } 19983 } else if (tagName.equals(TAG_PERMISSION)) { 19984 19985 final boolean isGranted = "true".equals(parser.getAttributeValue(null, ATTR_IS_GRANTED)); 19986 final String permName = parser.getAttributeValue(null, ATTR_PERMISSION_NAME); 19987 19988 int newFlagSet = 0; 19989 if ("true".equals(parser.getAttributeValue(null, ATTR_USER_SET))) { 19990 newFlagSet |= FLAG_PERMISSION_USER_SET; 19991 } 19992 if ("true".equals(parser.getAttributeValue(null, ATTR_USER_FIXED))) { 19993 newFlagSet |= FLAG_PERMISSION_USER_FIXED; 19994 } 19995 if ("true".equals(parser.getAttributeValue(null, ATTR_REVOKE_ON_UPGRADE))) { 19996 newFlagSet |= FLAG_PERMISSION_REVOKE_ON_UPGRADE; 19997 } 19998 if (DEBUG_BACKUP) { 19999 Slog.v(TAG, " + Restoring grant:" 20000 + " pkg=" + pkgName 20001 + " perm=" + permName 20002 + " granted=" + isGranted 20003 + " bits=0x" + Integer.toHexString(newFlagSet)); 20004 } 20005 final PackageSetting ps = mSettings.mPackages.get(pkgName); 20006 if (ps != null) { 20007 // Already installed so we apply the grant immediately 20008 if (DEBUG_BACKUP) { 20009 Slog.v(TAG, " + already installed; applying"); 20010 } 20011 PermissionsState perms = ps.getPermissionsState(); 20012 BasePermission bp = 20013 (BasePermission) mPermissionManager.getPermissionTEMP(permName); 20014 if (bp != null) { 20015 if (isGranted) { 20016 perms.grantRuntimePermission(bp, userId); 20017 } 20018 if (newFlagSet != 0) { 20019 perms.updatePermissionFlags( 20020 bp, userId, USER_RUNTIME_GRANT_MASK, newFlagSet); 20021 } 20022 } 20023 } else { 20024 // Need to wait for post-restore install to apply the grant 20025 if (DEBUG_BACKUP) { 20026 Slog.v(TAG, " - not yet installed; saving for later"); 20027 } 20028 mSettings.processRestoredPermissionGrantLPr(pkgName, permName, 20029 isGranted, newFlagSet, userId); 20030 } 20031 } else { 20032 PackageManagerService.reportSettingsProblem(Log.WARN, 20033 "Unknown element under <" + TAG_PERMISSION_BACKUP + ">: " + tagName); 20034 XmlUtils.skipCurrentTag(parser); 20035 } 20036 } 20037 20038 scheduleWriteSettingsLocked(); 20039 mSettings.writeRuntimePermissionsForUserLPr(userId, false); 20040 } 20041 20042 @Override 20043 public void addCrossProfileIntentFilter(IntentFilter intentFilter, String ownerPackage, 20044 int sourceUserId, int targetUserId, int flags) { 20045 mContext.enforceCallingOrSelfPermission( 20046 android.Manifest.permission.INTERACT_ACROSS_USERS_FULL, null); 20047 int callingUid = Binder.getCallingUid(); 20048 enforceOwnerRights(ownerPackage, callingUid); 20049 PackageManagerServiceUtils.enforceShellRestriction( 20050 UserManager.DISALLOW_DEBUGGING_FEATURES, callingUid, sourceUserId); 20051 if (intentFilter.countActions() == 0) { 20052 Slog.w(TAG, "Cannot set a crossProfile intent filter with no filter actions"); 20053 return; 20054 } 20055 synchronized (mPackages) { 20056 CrossProfileIntentFilter newFilter = new CrossProfileIntentFilter(intentFilter, 20057 ownerPackage, targetUserId, flags); 20058 CrossProfileIntentResolver resolver = 20059 mSettings.editCrossProfileIntentResolverLPw(sourceUserId); 20060 ArrayList<CrossProfileIntentFilter> existing = resolver.findFilters(intentFilter); 20061 // We have all those whose filter is equal. Now checking if the rest is equal as well. 20062 if (existing != null) { 20063 int size = existing.size(); 20064 for (int i = 0; i < size; i++) { 20065 if (newFilter.equalsIgnoreFilter(existing.get(i))) { 20066 return; 20067 } 20068 } 20069 } 20070 resolver.addFilter(newFilter); 20071 scheduleWritePackageRestrictionsLocked(sourceUserId); 20072 } 20073 } 20074 20075 @Override 20076 public void clearCrossProfileIntentFilters(int sourceUserId, String ownerPackage) { 20077 mContext.enforceCallingOrSelfPermission( 20078 android.Manifest.permission.INTERACT_ACROSS_USERS_FULL, null); 20079 final int callingUid = Binder.getCallingUid(); 20080 enforceOwnerRights(ownerPackage, callingUid); 20081 PackageManagerServiceUtils.enforceShellRestriction( 20082 UserManager.DISALLOW_DEBUGGING_FEATURES, callingUid, sourceUserId); 20083 synchronized (mPackages) { 20084 CrossProfileIntentResolver resolver = 20085 mSettings.editCrossProfileIntentResolverLPw(sourceUserId); 20086 ArraySet<CrossProfileIntentFilter> set = 20087 new ArraySet<CrossProfileIntentFilter>(resolver.filterSet()); 20088 for (CrossProfileIntentFilter filter : set) { 20089 if (filter.getOwnerPackage().equals(ownerPackage)) { 20090 resolver.removeFilter(filter); 20091 } 20092 } 20093 scheduleWritePackageRestrictionsLocked(sourceUserId); 20094 } 20095 } 20096 20097 // Enforcing that callingUid is owning pkg on userId 20098 private void enforceOwnerRights(String pkg, int callingUid) { 20099 // The system owns everything. 20100 if (UserHandle.getAppId(callingUid) == Process.SYSTEM_UID) { 20101 return; 20102 } 20103 final int callingUserId = UserHandle.getUserId(callingUid); 20104 PackageInfo pi = getPackageInfo(pkg, 0, callingUserId); 20105 if (pi == null) { 20106 throw new IllegalArgumentException("Unknown package " + pkg + " on user " 20107 + callingUserId); 20108 } 20109 if (!UserHandle.isSameApp(pi.applicationInfo.uid, callingUid)) { 20110 throw new SecurityException("Calling uid " + callingUid 20111 + " does not own package " + pkg); 20112 } 20113 } 20114 20115 @Override 20116 public ComponentName getHomeActivities(List<ResolveInfo> allHomeCandidates) { 20117 if (getInstantAppPackageName(Binder.getCallingUid()) != null) { 20118 return null; 20119 } 20120 return getHomeActivitiesAsUser(allHomeCandidates, UserHandle.getCallingUserId()); 20121 } 20122 20123 public void sendSessionCommitBroadcast(PackageInstaller.SessionInfo sessionInfo, int userId) { 20124 UserManagerService ums = UserManagerService.getInstance(); 20125 if (ums != null) { 20126 final UserInfo parent = ums.getProfileParent(userId); 20127 final int launcherUid = (parent != null) ? parent.id : userId; 20128 final ComponentName launcherComponent = getDefaultHomeActivity(launcherUid); 20129 if (launcherComponent != null) { 20130 Intent launcherIntent = new Intent(PackageInstaller.ACTION_SESSION_COMMITTED) 20131 .putExtra(PackageInstaller.EXTRA_SESSION, sessionInfo) 20132 .putExtra(Intent.EXTRA_USER, UserHandle.of(userId)) 20133 .setPackage(launcherComponent.getPackageName()); 20134 mContext.sendBroadcastAsUser(launcherIntent, UserHandle.of(launcherUid)); 20135 } 20136 } 20137 } 20138 20139 /** 20140 * Report the 'Home' activity which is currently set as "always use this one". If non is set 20141 * then reports the most likely home activity or null if there are more than one. 20142 */ 20143 private ComponentName getDefaultHomeActivity(int userId) { 20144 List<ResolveInfo> allHomeCandidates = new ArrayList<>(); 20145 ComponentName cn = getHomeActivitiesAsUser(allHomeCandidates, userId); 20146 if (cn != null) { 20147 return cn; 20148 } 20149 20150 // Find the launcher with the highest priority and return that component if there are no 20151 // other home activity with the same priority. 20152 int lastPriority = Integer.MIN_VALUE; 20153 ComponentName lastComponent = null; 20154 final int size = allHomeCandidates.size(); 20155 for (int i = 0; i < size; i++) { 20156 final ResolveInfo ri = allHomeCandidates.get(i); 20157 if (ri.priority > lastPriority) { 20158 lastComponent = ri.activityInfo.getComponentName(); 20159 lastPriority = ri.priority; 20160 } else if (ri.priority == lastPriority) { 20161 // Two components found with same priority. 20162 lastComponent = null; 20163 } 20164 } 20165 return lastComponent; 20166 } 20167 20168 private Intent getHomeIntent() { 20169 Intent intent = new Intent(Intent.ACTION_MAIN); 20170 intent.addCategory(Intent.CATEGORY_HOME); 20171 intent.addCategory(Intent.CATEGORY_DEFAULT); 20172 return intent; 20173 } 20174 20175 private IntentFilter getHomeFilter() { 20176 IntentFilter filter = new IntentFilter(Intent.ACTION_MAIN); 20177 filter.addCategory(Intent.CATEGORY_HOME); 20178 filter.addCategory(Intent.CATEGORY_DEFAULT); 20179 return filter; 20180 } 20181 20182 ComponentName getHomeActivitiesAsUser(List<ResolveInfo> allHomeCandidates, 20183 int userId) { 20184 Intent intent = getHomeIntent(); 20185 List<ResolveInfo> list = queryIntentActivitiesInternal(intent, null, 20186 PackageManager.GET_META_DATA, userId); 20187 ResolveInfo preferred = findPreferredActivity(intent, null, 0, list, 0, 20188 true, false, false, userId); 20189 20190 allHomeCandidates.clear(); 20191 if (list != null) { 20192 for (ResolveInfo ri : list) { 20193 allHomeCandidates.add(ri); 20194 } 20195 } 20196 return (preferred == null || preferred.activityInfo == null) 20197 ? null 20198 : new ComponentName(preferred.activityInfo.packageName, 20199 preferred.activityInfo.name); 20200 } 20201 20202 @Override 20203 public void setHomeActivity(ComponentName comp, int userId) { 20204 if (getInstantAppPackageName(Binder.getCallingUid()) != null) { 20205 return; 20206 } 20207 ArrayList<ResolveInfo> homeActivities = new ArrayList<>(); 20208 getHomeActivitiesAsUser(homeActivities, userId); 20209 20210 boolean found = false; 20211 20212 final int size = homeActivities.size(); 20213 final ComponentName[] set = new ComponentName[size]; 20214 for (int i = 0; i < size; i++) { 20215 final ResolveInfo candidate = homeActivities.get(i); 20216 final ActivityInfo info = candidate.activityInfo; 20217 final ComponentName activityName = new ComponentName(info.packageName, info.name); 20218 set[i] = activityName; 20219 if (!found && activityName.equals(comp)) { 20220 found = true; 20221 } 20222 } 20223 if (!found) { 20224 throw new IllegalArgumentException("Component " + comp + " cannot be home on user " 20225 + userId); 20226 } 20227 replacePreferredActivity(getHomeFilter(), IntentFilter.MATCH_CATEGORY_EMPTY, 20228 set, comp, userId); 20229 } 20230 20231 private @Nullable String getSetupWizardPackageName() { 20232 final Intent intent = new Intent(Intent.ACTION_MAIN); 20233 intent.addCategory(Intent.CATEGORY_SETUP_WIZARD); 20234 20235 final List<ResolveInfo> matches = queryIntentActivitiesInternal(intent, null, 20236 MATCH_SYSTEM_ONLY | MATCH_DIRECT_BOOT_AWARE | MATCH_DIRECT_BOOT_UNAWARE 20237 | MATCH_DISABLED_COMPONENTS, 20238 UserHandle.myUserId()); 20239 if (matches.size() == 1) { 20240 return matches.get(0).getComponentInfo().packageName; 20241 } else { 20242 Slog.e(TAG, "There should probably be exactly one setup wizard; found " + matches.size() 20243 + ": matches=" + matches); 20244 return null; 20245 } 20246 } 20247 20248 private @Nullable String getStorageManagerPackageName() { 20249 final Intent intent = new Intent(StorageManager.ACTION_MANAGE_STORAGE); 20250 20251 final List<ResolveInfo> matches = queryIntentActivitiesInternal(intent, null, 20252 MATCH_SYSTEM_ONLY | MATCH_DIRECT_BOOT_AWARE | MATCH_DIRECT_BOOT_UNAWARE 20253 | MATCH_DISABLED_COMPONENTS, 20254 UserHandle.myUserId()); 20255 if (matches.size() == 1) { 20256 return matches.get(0).getComponentInfo().packageName; 20257 } else { 20258 Slog.e(TAG, "There should probably be exactly one storage manager; found " 20259 + matches.size() + ": matches=" + matches); 20260 return null; 20261 } 20262 } 20263 20264 @Override 20265 public String getSystemTextClassifierPackageName() { 20266 return mContext.getString(R.string.config_defaultTextClassifierPackage); 20267 } 20268 20269 @Override 20270 public void setApplicationEnabledSetting(String appPackageName, 20271 int newState, int flags, int userId, String callingPackage) { 20272 if (!sUserManager.exists(userId)) return; 20273 if (callingPackage == null) { 20274 callingPackage = Integer.toString(Binder.getCallingUid()); 20275 } 20276 setEnabledSetting(appPackageName, null, newState, flags, userId, callingPackage); 20277 } 20278 20279 @Override 20280 public void setUpdateAvailable(String packageName, boolean updateAvailable) { 20281 mContext.enforceCallingOrSelfPermission(android.Manifest.permission.INSTALL_PACKAGES, null); 20282 synchronized (mPackages) { 20283 final PackageSetting pkgSetting = mSettings.mPackages.get(packageName); 20284 if (pkgSetting != null) { 20285 pkgSetting.setUpdateAvailable(updateAvailable); 20286 } 20287 } 20288 } 20289 20290 @Override 20291 public void setComponentEnabledSetting(ComponentName componentName, 20292 int newState, int flags, int userId) { 20293 if (!sUserManager.exists(userId)) return; 20294 setEnabledSetting(componentName.getPackageName(), 20295 componentName.getClassName(), newState, flags, userId, null); 20296 } 20297 20298 private void setEnabledSetting(final String packageName, String className, int newState, 20299 final int flags, int userId, String callingPackage) { 20300 if (!(newState == COMPONENT_ENABLED_STATE_DEFAULT 20301 || newState == COMPONENT_ENABLED_STATE_ENABLED 20302 || newState == COMPONENT_ENABLED_STATE_DISABLED 20303 || newState == COMPONENT_ENABLED_STATE_DISABLED_USER 20304 || newState == COMPONENT_ENABLED_STATE_DISABLED_UNTIL_USED)) { 20305 throw new IllegalArgumentException("Invalid new component state: " 20306 + newState); 20307 } 20308 PackageSetting pkgSetting; 20309 final int callingUid = Binder.getCallingUid(); 20310 final int permission; 20311 if (callingUid == Process.SYSTEM_UID) { 20312 permission = PackageManager.PERMISSION_GRANTED; 20313 } else { 20314 permission = mContext.checkCallingOrSelfPermission( 20315 android.Manifest.permission.CHANGE_COMPONENT_ENABLED_STATE); 20316 } 20317 mPermissionManager.enforceCrossUserPermission(callingUid, userId, 20318 false /* requireFullPermission */, true /* checkShell */, "set enabled"); 20319 final boolean allowedByPermission = (permission == PackageManager.PERMISSION_GRANTED); 20320 boolean sendNow = false; 20321 boolean isApp = (className == null); 20322 final boolean isCallerInstantApp = (getInstantAppPackageName(callingUid) != null); 20323 String componentName = isApp ? packageName : className; 20324 int packageUid = -1; 20325 ArrayList<String> components; 20326 20327 // reader 20328 synchronized (mPackages) { 20329 pkgSetting = mSettings.mPackages.get(packageName); 20330 if (pkgSetting == null) { 20331 if (!isCallerInstantApp) { 20332 if (className == null) { 20333 throw new IllegalArgumentException("Unknown package: " + packageName); 20334 } 20335 throw new IllegalArgumentException( 20336 "Unknown component: " + packageName + "/" + className); 20337 } else { 20338 // throw SecurityException to prevent leaking package information 20339 throw new SecurityException( 20340 "Attempt to change component state; " 20341 + "pid=" + Binder.getCallingPid() 20342 + ", uid=" + callingUid 20343 + (className == null 20344 ? ", package=" + packageName 20345 : ", component=" + packageName + "/" + className)); 20346 } 20347 } 20348 } 20349 20350 // Limit who can change which apps 20351 if (!UserHandle.isSameApp(callingUid, pkgSetting.appId)) { 20352 // Don't allow apps that don't have permission to modify other apps 20353 if (!allowedByPermission 20354 || filterAppAccessLPr(pkgSetting, callingUid, userId)) { 20355 throw new SecurityException( 20356 "Attempt to change component state; " 20357 + "pid=" + Binder.getCallingPid() 20358 + ", uid=" + callingUid 20359 + (className == null 20360 ? ", package=" + packageName 20361 : ", component=" + packageName + "/" + className)); 20362 } 20363 // Don't allow changing protected packages. 20364 if (mProtectedPackages.isPackageStateProtected(userId, packageName)) { 20365 throw new SecurityException("Cannot disable a protected package: " + packageName); 20366 } 20367 } 20368 20369 synchronized (mPackages) { 20370 if (callingUid == Process.SHELL_UID 20371 && (pkgSetting.pkgFlags & ApplicationInfo.FLAG_TEST_ONLY) == 0) { 20372 // Shell can only change whole packages between ENABLED and DISABLED_USER states 20373 // unless it is a test package. 20374 int oldState = pkgSetting.getEnabled(userId); 20375 if (className == null 20376 && 20377 (oldState == COMPONENT_ENABLED_STATE_DISABLED_USER 20378 || oldState == COMPONENT_ENABLED_STATE_DEFAULT 20379 || oldState == COMPONENT_ENABLED_STATE_ENABLED) 20380 && 20381 (newState == COMPONENT_ENABLED_STATE_DISABLED_USER 20382 || newState == COMPONENT_ENABLED_STATE_DEFAULT 20383 || newState == COMPONENT_ENABLED_STATE_ENABLED)) { 20384 // ok 20385 } else { 20386 throw new SecurityException( 20387 "Shell cannot change component state for " + packageName + "/" 20388 + className + " to " + newState); 20389 } 20390 } 20391 } 20392 if (className == null) { 20393 // We're dealing with an application/package level state change 20394 synchronized (mPackages) { 20395 if (pkgSetting.getEnabled(userId) == newState) { 20396 // Nothing to do 20397 return; 20398 } 20399 } 20400 // If we're enabling a system stub, there's a little more work to do. 20401 // Prior to enabling the package, we need to decompress the APK(s) to the 20402 // data partition and then replace the version on the system partition. 20403 final PackageParser.Package deletedPkg = pkgSetting.pkg; 20404 final boolean isSystemStub = deletedPkg.isStub 20405 && deletedPkg.isSystem(); 20406 if (isSystemStub 20407 && (newState == PackageManager.COMPONENT_ENABLED_STATE_DEFAULT 20408 || newState == PackageManager.COMPONENT_ENABLED_STATE_ENABLED)) { 20409 final File codePath = decompressPackage(deletedPkg); 20410 if (codePath == null) { 20411 Slog.e(TAG, "couldn't decompress pkg: " + pkgSetting.name); 20412 return; 20413 } 20414 // TODO remove direct parsing of the package object during internal cleanup 20415 // of scan package 20416 // We need to call parse directly here for no other reason than we need 20417 // the new package in order to disable the old one [we use the information 20418 // for some internal optimization to optionally create a new package setting 20419 // object on replace]. However, we can't get the package from the scan 20420 // because the scan modifies live structures and we need to remove the 20421 // old [system] package from the system before a scan can be attempted. 20422 // Once scan is indempotent we can remove this parse and use the package 20423 // object we scanned, prior to adding it to package settings. 20424 final PackageParser pp = new PackageParser(); 20425 pp.setSeparateProcesses(mSeparateProcesses); 20426 pp.setDisplayMetrics(mMetrics); 20427 pp.setCallback(mPackageParserCallback); 20428 final PackageParser.Package tmpPkg; 20429 try { 20430 final @ParseFlags int parseFlags = mDefParseFlags 20431 | PackageParser.PARSE_MUST_BE_APK 20432 | PackageParser.PARSE_IS_SYSTEM_DIR; 20433 tmpPkg = pp.parsePackage(codePath, parseFlags); 20434 } catch (PackageParserException e) { 20435 Slog.w(TAG, "Failed to parse compressed system package:" + pkgSetting.name, e); 20436 return; 20437 } 20438 synchronized (mInstallLock) { 20439 // Disable the stub and remove any package entries 20440 removePackageLI(deletedPkg, true); 20441 synchronized (mPackages) { 20442 disableSystemPackageLPw(deletedPkg, tmpPkg); 20443 } 20444 final PackageParser.Package pkg; 20445 try (PackageFreezer freezer = 20446 freezePackage(deletedPkg.packageName, "setEnabledSetting")) { 20447 final int parseFlags = mDefParseFlags | PackageParser.PARSE_CHATTY 20448 | PackageParser.PARSE_ENFORCE_CODE; 20449 pkg = scanPackageTracedLI(codePath, parseFlags, 0 /*scanFlags*/, 20450 0 /*currentTime*/, null /*user*/); 20451 prepareAppDataAfterInstallLIF(pkg); 20452 synchronized (mPackages) { 20453 try { 20454 updateSharedLibrariesLPr(pkg, null); 20455 } catch (PackageManagerException e) { 20456 Slog.e(TAG, "updateAllSharedLibrariesLPw failed: ", e); 20457 } 20458 mPermissionManager.updatePermissions( 20459 pkg.packageName, pkg, true, mPackages.values(), 20460 mPermissionCallback); 20461 mSettings.writeLPr(); 20462 } 20463 } catch (PackageManagerException e) { 20464 // Whoops! Something went wrong; try to roll back to the stub 20465 Slog.w(TAG, "Failed to install compressed system package:" 20466 + pkgSetting.name, e); 20467 // Remove the failed install 20468 removeCodePathLI(codePath); 20469 20470 // Install the system package 20471 try (PackageFreezer freezer = 20472 freezePackage(deletedPkg.packageName, "setEnabledSetting")) { 20473 synchronized (mPackages) { 20474 // NOTE: The system package always needs to be enabled; even 20475 // if it's for a compressed stub. If we don't, installing the 20476 // system package fails during scan [scanning checks the disabled 20477 // packages]. We will reverse this later, after we've "installed" 20478 // the stub. 20479 // This leaves us in a fragile state; the stub should never be 20480 // enabled, so, cross your fingers and hope nothing goes wrong 20481 // until we can disable the package later. 20482 enableSystemPackageLPw(deletedPkg); 20483 } 20484 installPackageFromSystemLIF(deletedPkg.codePath, 20485 false /*isPrivileged*/, null /*allUserHandles*/, 20486 null /*origUserHandles*/, null /*origPermissionsState*/, 20487 true /*writeSettings*/); 20488 } catch (PackageManagerException pme) { 20489 Slog.w(TAG, "Failed to restore system package:" 20490 + deletedPkg.packageName, pme); 20491 } finally { 20492 synchronized (mPackages) { 20493 mSettings.disableSystemPackageLPw( 20494 deletedPkg.packageName, true /*replaced*/); 20495 mSettings.writeLPr(); 20496 } 20497 } 20498 return; 20499 } 20500 clearAppDataLIF(pkg, UserHandle.USER_ALL, FLAG_STORAGE_DE 20501 | FLAG_STORAGE_CE | Installer.FLAG_CLEAR_CODE_CACHE_ONLY); 20502 mDexManager.notifyPackageUpdated(pkg.packageName, 20503 pkg.baseCodePath, pkg.splitCodePaths); 20504 } 20505 } 20506 if (newState == PackageManager.COMPONENT_ENABLED_STATE_DEFAULT 20507 || newState == PackageManager.COMPONENT_ENABLED_STATE_ENABLED) { 20508 // Don't care about who enables an app. 20509 callingPackage = null; 20510 } 20511 synchronized (mPackages) { 20512 pkgSetting.setEnabled(newState, userId, callingPackage); 20513 } 20514 } else { 20515 synchronized (mPackages) { 20516 // We're dealing with a component level state change 20517 // First, verify that this is a valid class name. 20518 PackageParser.Package pkg = pkgSetting.pkg; 20519 if (pkg == null || !pkg.hasComponentClassName(className)) { 20520 if (pkg != null && 20521 pkg.applicationInfo.targetSdkVersion >= 20522 Build.VERSION_CODES.JELLY_BEAN) { 20523 throw new IllegalArgumentException("Component class " + className 20524 + " does not exist in " + packageName); 20525 } else { 20526 Slog.w(TAG, "Failed setComponentEnabledSetting: component class " 20527 + className + " does not exist in " + packageName); 20528 } 20529 } 20530 switch (newState) { 20531 case COMPONENT_ENABLED_STATE_ENABLED: 20532 if (!pkgSetting.enableComponentLPw(className, userId)) { 20533 return; 20534 } 20535 break; 20536 case COMPONENT_ENABLED_STATE_DISABLED: 20537 if (!pkgSetting.disableComponentLPw(className, userId)) { 20538 return; 20539 } 20540 break; 20541 case COMPONENT_ENABLED_STATE_DEFAULT: 20542 if (!pkgSetting.restoreComponentLPw(className, userId)) { 20543 return; 20544 } 20545 break; 20546 default: 20547 Slog.e(TAG, "Invalid new component state: " + newState); 20548 return; 20549 } 20550 } 20551 } 20552 synchronized (mPackages) { 20553 scheduleWritePackageRestrictionsLocked(userId); 20554 updateSequenceNumberLP(pkgSetting, new int[] { userId }); 20555 final long callingId = Binder.clearCallingIdentity(); 20556 try { 20557 updateInstantAppInstallerLocked(packageName); 20558 } finally { 20559 Binder.restoreCallingIdentity(callingId); 20560 } 20561 components = mPendingBroadcasts.get(userId, packageName); 20562 final boolean newPackage = components == null; 20563 if (newPackage) { 20564 components = new ArrayList<String>(); 20565 } 20566 if (!components.contains(componentName)) { 20567 components.add(componentName); 20568 } 20569 if ((flags&PackageManager.DONT_KILL_APP) == 0) { 20570 sendNow = true; 20571 // Purge entry from pending broadcast list if another one exists already 20572 // since we are sending one right away. 20573 mPendingBroadcasts.remove(userId, packageName); 20574 } else { 20575 if (newPackage) { 20576 mPendingBroadcasts.put(userId, packageName, components); 20577 } 20578 if (!mHandler.hasMessages(SEND_PENDING_BROADCAST)) { 20579 // Schedule a message 20580 mHandler.sendEmptyMessageDelayed(SEND_PENDING_BROADCAST, BROADCAST_DELAY); 20581 } 20582 } 20583 } 20584 20585 long callingId = Binder.clearCallingIdentity(); 20586 try { 20587 if (sendNow) { 20588 packageUid = UserHandle.getUid(userId, pkgSetting.appId); 20589 sendPackageChangedBroadcast(packageName, 20590 (flags&PackageManager.DONT_KILL_APP) != 0, components, packageUid); 20591 } 20592 } finally { 20593 Binder.restoreCallingIdentity(callingId); 20594 } 20595 } 20596 20597 @Override 20598 public void flushPackageRestrictionsAsUser(int userId) { 20599 if (getInstantAppPackageName(Binder.getCallingUid()) != null) { 20600 return; 20601 } 20602 if (!sUserManager.exists(userId)) { 20603 return; 20604 } 20605 mPermissionManager.enforceCrossUserPermission(Binder.getCallingUid(), userId, false /* requireFullPermission*/, 20606 false /* checkShell */, "flushPackageRestrictions"); 20607 synchronized (mPackages) { 20608 mSettings.writePackageRestrictionsLPr(userId); 20609 mDirtyUsers.remove(userId); 20610 if (mDirtyUsers.isEmpty()) { 20611 mHandler.removeMessages(WRITE_PACKAGE_RESTRICTIONS); 20612 } 20613 } 20614 } 20615 20616 private void sendPackageChangedBroadcast(String packageName, 20617 boolean killFlag, ArrayList<String> componentNames, int packageUid) { 20618 if (DEBUG_INSTALL) 20619 Log.v(TAG, "Sending package changed: package=" + packageName + " components=" 20620 + componentNames); 20621 Bundle extras = new Bundle(4); 20622 extras.putString(Intent.EXTRA_CHANGED_COMPONENT_NAME, componentNames.get(0)); 20623 String nameList[] = new String[componentNames.size()]; 20624 componentNames.toArray(nameList); 20625 extras.putStringArray(Intent.EXTRA_CHANGED_COMPONENT_NAME_LIST, nameList); 20626 extras.putBoolean(Intent.EXTRA_DONT_KILL_APP, killFlag); 20627 extras.putInt(Intent.EXTRA_UID, packageUid); 20628 // If this is not reporting a change of the overall package, then only send it 20629 // to registered receivers. We don't want to launch a swath of apps for every 20630 // little component state change. 20631 final int flags = !componentNames.contains(packageName) 20632 ? Intent.FLAG_RECEIVER_REGISTERED_ONLY : 0; 20633 final int userId = UserHandle.getUserId(packageUid); 20634 final boolean isInstantApp = isInstantApp(packageName, userId); 20635 final int[] userIds = isInstantApp ? EMPTY_INT_ARRAY : new int[] { userId }; 20636 final int[] instantUserIds = isInstantApp ? new int[] { userId } : EMPTY_INT_ARRAY; 20637 sendPackageBroadcast(Intent.ACTION_PACKAGE_CHANGED, packageName, extras, flags, null, null, 20638 userIds, instantUserIds); 20639 } 20640 20641 @Override 20642 public void setPackageStoppedState(String packageName, boolean stopped, int userId) { 20643 if (!sUserManager.exists(userId)) return; 20644 final int callingUid = Binder.getCallingUid(); 20645 if (getInstantAppPackageName(callingUid) != null) { 20646 return; 20647 } 20648 final int permission = mContext.checkCallingOrSelfPermission( 20649 android.Manifest.permission.CHANGE_COMPONENT_ENABLED_STATE); 20650 final boolean allowedByPermission = (permission == PackageManager.PERMISSION_GRANTED); 20651 mPermissionManager.enforceCrossUserPermission(callingUid, userId, 20652 true /* requireFullPermission */, true /* checkShell */, "stop package"); 20653 // writer 20654 synchronized (mPackages) { 20655 final PackageSetting ps = mSettings.mPackages.get(packageName); 20656 if (!filterAppAccessLPr(ps, callingUid, userId) 20657 && mSettings.setPackageStoppedStateLPw(this, packageName, stopped, 20658 allowedByPermission, callingUid, userId)) { 20659 scheduleWritePackageRestrictionsLocked(userId); 20660 } 20661 } 20662 } 20663 20664 @Override 20665 public String getInstallerPackageName(String packageName) { 20666 final int callingUid = Binder.getCallingUid(); 20667 synchronized (mPackages) { 20668 final PackageSetting ps = mSettings.mPackages.get(packageName); 20669 if (filterAppAccessLPr(ps, callingUid, UserHandle.getUserId(callingUid))) { 20670 return null; 20671 } 20672 return mSettings.getInstallerPackageNameLPr(packageName); 20673 } 20674 } 20675 20676 public boolean isOrphaned(String packageName) { 20677 // reader 20678 synchronized (mPackages) { 20679 return mSettings.isOrphaned(packageName); 20680 } 20681 } 20682 20683 @Override 20684 public int getApplicationEnabledSetting(String packageName, int userId) { 20685 if (!sUserManager.exists(userId)) return COMPONENT_ENABLED_STATE_DISABLED; 20686 int callingUid = Binder.getCallingUid(); 20687 mPermissionManager.enforceCrossUserPermission(callingUid, userId, 20688 false /* requireFullPermission */, false /* checkShell */, "get enabled"); 20689 // reader 20690 synchronized (mPackages) { 20691 if (filterAppAccessLPr(mSettings.getPackageLPr(packageName), callingUid, userId)) { 20692 return COMPONENT_ENABLED_STATE_DISABLED; 20693 } 20694 return mSettings.getApplicationEnabledSettingLPr(packageName, userId); 20695 } 20696 } 20697 20698 @Override 20699 public int getComponentEnabledSetting(ComponentName component, int userId) { 20700 if (!sUserManager.exists(userId)) return COMPONENT_ENABLED_STATE_DISABLED; 20701 int callingUid = Binder.getCallingUid(); 20702 mPermissionManager.enforceCrossUserPermission(callingUid, userId, 20703 false /*requireFullPermission*/, false /*checkShell*/, "getComponentEnabled"); 20704 synchronized (mPackages) { 20705 if (filterAppAccessLPr(mSettings.getPackageLPr(component.getPackageName()), callingUid, 20706 component, TYPE_UNKNOWN, userId)) { 20707 return COMPONENT_ENABLED_STATE_DISABLED; 20708 } 20709 return mSettings.getComponentEnabledSettingLPr(component, userId); 20710 } 20711 } 20712 20713 @Override 20714 public void enterSafeMode() { 20715 enforceSystemOrRoot("Only the system can request entering safe mode"); 20716 20717 if (!mSystemReady) { 20718 mSafeMode = true; 20719 } 20720 } 20721 20722 @Override 20723 public void systemReady() { 20724 enforceSystemOrRoot("Only the system can claim the system is ready"); 20725 20726 mSystemReady = true; 20727 final ContentResolver resolver = mContext.getContentResolver(); 20728 ContentObserver co = new ContentObserver(mHandler) { 20729 @Override 20730 public void onChange(boolean selfChange) { 20731 mWebInstantAppsDisabled = 20732 (Global.getInt(resolver, Global.ENABLE_EPHEMERAL_FEATURE, 1) == 0) || 20733 (Secure.getInt(resolver, Secure.INSTANT_APPS_ENABLED, 1) == 0); 20734 } 20735 }; 20736 mContext.getContentResolver().registerContentObserver(android.provider.Settings.Global 20737 .getUriFor(Global.ENABLE_EPHEMERAL_FEATURE), 20738 false, co, UserHandle.USER_SYSTEM); 20739 mContext.getContentResolver().registerContentObserver(android.provider.Settings.Secure 20740 .getUriFor(Secure.INSTANT_APPS_ENABLED), false, co, UserHandle.USER_SYSTEM); 20741 co.onChange(true); 20742 20743 // This observer provides an one directional mapping from Global.PRIV_APP_OOB_ENABLED to 20744 // pm.dexopt.priv-apps-oob property. This is only for experiment and should be removed once 20745 // it is done. 20746 ContentObserver privAppOobObserver = new ContentObserver(mHandler) { 20747 @Override 20748 public void onChange(boolean selfChange) { 20749 int oobEnabled = Global.getInt(resolver, Global.PRIV_APP_OOB_ENABLED, 0); 20750 SystemProperties.set(PROPERTY_NAME_PM_DEXOPT_PRIV_APPS_OOB, 20751 oobEnabled == 1 ? "true" : "false"); 20752 } 20753 }; 20754 mContext.getContentResolver().registerContentObserver( 20755 Global.getUriFor(Global.PRIV_APP_OOB_ENABLED), false, privAppOobObserver, 20756 UserHandle.USER_SYSTEM); 20757 // At boot, restore the value from the setting, which persists across reboot. 20758 privAppOobObserver.onChange(true); 20759 20760 // Disable any carrier apps. We do this very early in boot to prevent the apps from being 20761 // disabled after already being started. 20762 CarrierAppUtils.disableCarrierAppsUntilPrivileged(mContext.getOpPackageName(), this, 20763 mContext.getContentResolver(), UserHandle.USER_SYSTEM); 20764 20765 // Read the compatibilty setting when the system is ready. 20766 boolean compatibilityModeEnabled = android.provider.Settings.Global.getInt( 20767 mContext.getContentResolver(), 20768 android.provider.Settings.Global.COMPATIBILITY_MODE, 1) == 1; 20769 PackageParser.setCompatibilityModeEnabled(compatibilityModeEnabled); 20770 if (DEBUG_SETTINGS) { 20771 Log.d(TAG, "compatibility mode:" + compatibilityModeEnabled); 20772 } 20773 20774 int[] grantPermissionsUserIds = EMPTY_INT_ARRAY; 20775 20776 synchronized (mPackages) { 20777 // Verify that all of the preferred activity components actually 20778 // exist. It is possible for applications to be updated and at 20779 // that point remove a previously declared activity component that 20780 // had been set as a preferred activity. We try to clean this up 20781 // the next time we encounter that preferred activity, but it is 20782 // possible for the user flow to never be able to return to that 20783 // situation so here we do a sanity check to make sure we haven't 20784 // left any junk around. 20785 ArrayList<PreferredActivity> removed = new ArrayList<PreferredActivity>(); 20786 for (int i=0; i<mSettings.mPreferredActivities.size(); i++) { 20787 PreferredIntentResolver pir = mSettings.mPreferredActivities.valueAt(i); 20788 removed.clear(); 20789 for (PreferredActivity pa : pir.filterSet()) { 20790 if (mActivities.mActivities.get(pa.mPref.mComponent) == null) { 20791 removed.add(pa); 20792 } 20793 } 20794 if (removed.size() > 0) { 20795 for (int r=0; r<removed.size(); r++) { 20796 PreferredActivity pa = removed.get(r); 20797 Slog.w(TAG, "Removing dangling preferred activity: " 20798 + pa.mPref.mComponent); 20799 pir.removeFilter(pa); 20800 } 20801 mSettings.writePackageRestrictionsLPr( 20802 mSettings.mPreferredActivities.keyAt(i)); 20803 } 20804 } 20805 20806 for (int userId : UserManagerService.getInstance().getUserIds()) { 20807 if (!mSettings.areDefaultRuntimePermissionsGrantedLPr(userId)) { 20808 grantPermissionsUserIds = ArrayUtils.appendInt( 20809 grantPermissionsUserIds, userId); 20810 } 20811 } 20812 } 20813 sUserManager.systemReady(); 20814 // If we upgraded grant all default permissions before kicking off. 20815 for (int userId : grantPermissionsUserIds) { 20816 mDefaultPermissionPolicy.grantDefaultPermissions(userId); 20817 } 20818 20819 if (grantPermissionsUserIds == EMPTY_INT_ARRAY) { 20820 // If we did not grant default permissions, we preload from this the 20821 // default permission exceptions lazily to ensure we don't hit the 20822 // disk on a new user creation. 20823 mDefaultPermissionPolicy.scheduleReadDefaultPermissionExceptions(); 20824 } 20825 20826 // Now that we've scanned all packages, and granted any default 20827 // permissions, ensure permissions are updated. Beware of dragons if you 20828 // try optimizing this. 20829 synchronized (mPackages) { 20830 mPermissionManager.updateAllPermissions( 20831 StorageManager.UUID_PRIVATE_INTERNAL, false, mPackages.values(), 20832 mPermissionCallback); 20833 } 20834 20835 // Kick off any messages waiting for system ready 20836 if (mPostSystemReadyMessages != null) { 20837 for (Message msg : mPostSystemReadyMessages) { 20838 msg.sendToTarget(); 20839 } 20840 mPostSystemReadyMessages = null; 20841 } 20842 20843 // Watch for external volumes that come and go over time 20844 final StorageManager storage = mContext.getSystemService(StorageManager.class); 20845 storage.registerListener(mStorageListener); 20846 20847 mInstallerService.systemReady(); 20848 mPackageDexOptimizer.systemReady(); 20849 20850 StorageManagerInternal StorageManagerInternal = LocalServices.getService( 20851 StorageManagerInternal.class); 20852 StorageManagerInternal.addExternalStoragePolicy( 20853 new StorageManagerInternal.ExternalStorageMountPolicy() { 20854 @Override 20855 public int getMountMode(int uid, String packageName) { 20856 if (Process.isIsolated(uid)) { 20857 return Zygote.MOUNT_EXTERNAL_NONE; 20858 } 20859 if (checkUidPermission(READ_EXTERNAL_STORAGE, uid) == PERMISSION_DENIED) { 20860 return Zygote.MOUNT_EXTERNAL_DEFAULT; 20861 } 20862 if (checkUidPermission(WRITE_EXTERNAL_STORAGE, uid) == PERMISSION_DENIED) { 20863 return Zygote.MOUNT_EXTERNAL_READ; 20864 } 20865 return Zygote.MOUNT_EXTERNAL_WRITE; 20866 } 20867 20868 @Override 20869 public boolean hasExternalStorage(int uid, String packageName) { 20870 return true; 20871 } 20872 }); 20873 20874 // Now that we're mostly running, clean up stale users and apps 20875 sUserManager.reconcileUsers(StorageManager.UUID_PRIVATE_INTERNAL); 20876 reconcileApps(StorageManager.UUID_PRIVATE_INTERNAL); 20877 20878 mPermissionManager.systemReady(); 20879 20880 if (mInstantAppResolverConnection != null) { 20881 mContext.registerReceiver(new BroadcastReceiver() { 20882 @Override 20883 public void onReceive(Context context, Intent intent) { 20884 mInstantAppResolverConnection.optimisticBind(); 20885 mContext.unregisterReceiver(this); 20886 } 20887 }, new IntentFilter(Intent.ACTION_BOOT_COMPLETED)); 20888 } 20889 } 20890 20891 public void waitForAppDataPrepared() { 20892 if (mPrepareAppDataFuture == null) { 20893 return; 20894 } 20895 ConcurrentUtils.waitForFutureNoInterrupt(mPrepareAppDataFuture, "wait for prepareAppData"); 20896 mPrepareAppDataFuture = null; 20897 } 20898 20899 @Override 20900 public boolean isSafeMode() { 20901 // allow instant applications 20902 return mSafeMode; 20903 } 20904 20905 @Override 20906 public boolean hasSystemUidErrors() { 20907 // allow instant applications 20908 return mHasSystemUidErrors; 20909 } 20910 20911 static String arrayToString(int[] array) { 20912 StringBuffer buf = new StringBuffer(128); 20913 buf.append('['); 20914 if (array != null) { 20915 for (int i=0; i<array.length; i++) { 20916 if (i > 0) buf.append(", "); 20917 buf.append(array[i]); 20918 } 20919 } 20920 buf.append(']'); 20921 return buf.toString(); 20922 } 20923 20924 @Override 20925 public void onShellCommand(FileDescriptor in, FileDescriptor out, 20926 FileDescriptor err, String[] args, ShellCallback callback, 20927 ResultReceiver resultReceiver) { 20928 (new PackageManagerShellCommand(this)).exec( 20929 this, in, out, err, args, callback, resultReceiver); 20930 } 20931 20932 @Override 20933 protected void dump(FileDescriptor fd, PrintWriter pw, String[] args) { 20934 if (!DumpUtils.checkDumpAndUsageStatsPermission(mContext, TAG, pw)) return; 20935 20936 DumpState dumpState = new DumpState(); 20937 boolean fullPreferred = false; 20938 boolean checkin = false; 20939 20940 String packageName = null; 20941 ArraySet<String> permissionNames = null; 20942 20943 int opti = 0; 20944 while (opti < args.length) { 20945 String opt = args[opti]; 20946 if (opt == null || opt.length() <= 0 || opt.charAt(0) != '-') { 20947 break; 20948 } 20949 opti++; 20950 20951 if ("-a".equals(opt)) { 20952 // Right now we only know how to print all. 20953 } else if ("-h".equals(opt)) { 20954 pw.println("Package manager dump options:"); 20955 pw.println(" [-h] [-f] [--checkin] [cmd] ..."); 20956 pw.println(" --checkin: dump for a checkin"); 20957 pw.println(" -f: print details of intent filters"); 20958 pw.println(" -h: print this help"); 20959 pw.println(" cmd may be one of:"); 20960 pw.println(" l[ibraries]: list known shared libraries"); 20961 pw.println(" f[eatures]: list device features"); 20962 pw.println(" k[eysets]: print known keysets"); 20963 pw.println(" r[esolvers] [activity|service|receiver|content]: dump intent resolvers"); 20964 pw.println(" perm[issions]: dump permissions"); 20965 pw.println(" permission [name ...]: dump declaration and use of given permission"); 20966 pw.println(" pref[erred]: print preferred package settings"); 20967 pw.println(" preferred-xml [--full]: print preferred package settings as xml"); 20968 pw.println(" prov[iders]: dump content providers"); 20969 pw.println(" p[ackages]: dump installed packages"); 20970 pw.println(" s[hared-users]: dump shared user IDs"); 20971 pw.println(" m[essages]: print collected runtime messages"); 20972 pw.println(" v[erifiers]: print package verifier info"); 20973 pw.println(" d[omain-preferred-apps]: print domains preferred apps"); 20974 pw.println(" i[ntent-filter-verifiers]|ifv: print intent filter verifier info"); 20975 pw.println(" version: print database version info"); 20976 pw.println(" write: write current settings now"); 20977 pw.println(" installs: details about install sessions"); 20978 pw.println(" check-permission <permission> <package> [<user>]: does pkg hold perm?"); 20979 pw.println(" dexopt: dump dexopt state"); 20980 pw.println(" compiler-stats: dump compiler statistics"); 20981 pw.println(" service-permissions: dump permissions required by services"); 20982 pw.println(" <package.name>: info about given package"); 20983 return; 20984 } else if ("--checkin".equals(opt)) { 20985 checkin = true; 20986 } else if ("-f".equals(opt)) { 20987 dumpState.setOptionEnabled(DumpState.OPTION_SHOW_FILTERS); 20988 } else if ("--proto".equals(opt)) { 20989 dumpProto(fd); 20990 return; 20991 } else { 20992 pw.println("Unknown argument: " + opt + "; use -h for help"); 20993 } 20994 } 20995 20996 // Is the caller requesting to dump a particular piece of data? 20997 if (opti < args.length) { 20998 String cmd = args[opti]; 20999 opti++; 21000 // Is this a package name? 21001 if ("android".equals(cmd) || cmd.contains(".")) { 21002 packageName = cmd; 21003 // When dumping a single package, we always dump all of its 21004 // filter information since the amount of data will be reasonable. 21005 dumpState.setOptionEnabled(DumpState.OPTION_SHOW_FILTERS); 21006 } else if ("check-permission".equals(cmd)) { 21007 if (opti >= args.length) { 21008 pw.println("Error: check-permission missing permission argument"); 21009 return; 21010 } 21011 String perm = args[opti]; 21012 opti++; 21013 if (opti >= args.length) { 21014 pw.println("Error: check-permission missing package argument"); 21015 return; 21016 } 21017 21018 String pkg = args[opti]; 21019 opti++; 21020 int user = UserHandle.getUserId(Binder.getCallingUid()); 21021 if (opti < args.length) { 21022 try { 21023 user = Integer.parseInt(args[opti]); 21024 } catch (NumberFormatException e) { 21025 pw.println("Error: check-permission user argument is not a number: " 21026 + args[opti]); 21027 return; 21028 } 21029 } 21030 21031 // Normalize package name to handle renamed packages and static libs 21032 pkg = resolveInternalPackageNameLPr(pkg, PackageManager.VERSION_CODE_HIGHEST); 21033 21034 pw.println(checkPermission(perm, pkg, user)); 21035 return; 21036 } else if ("l".equals(cmd) || "libraries".equals(cmd)) { 21037 dumpState.setDump(DumpState.DUMP_LIBS); 21038 } else if ("f".equals(cmd) || "features".equals(cmd)) { 21039 dumpState.setDump(DumpState.DUMP_FEATURES); 21040 } else if ("r".equals(cmd) || "resolvers".equals(cmd)) { 21041 if (opti >= args.length) { 21042 dumpState.setDump(DumpState.DUMP_ACTIVITY_RESOLVERS 21043 | DumpState.DUMP_SERVICE_RESOLVERS 21044 | DumpState.DUMP_RECEIVER_RESOLVERS 21045 | DumpState.DUMP_CONTENT_RESOLVERS); 21046 } else { 21047 while (opti < args.length) { 21048 String name = args[opti]; 21049 if ("a".equals(name) || "activity".equals(name)) { 21050 dumpState.setDump(DumpState.DUMP_ACTIVITY_RESOLVERS); 21051 } else if ("s".equals(name) || "service".equals(name)) { 21052 dumpState.setDump(DumpState.DUMP_SERVICE_RESOLVERS); 21053 } else if ("r".equals(name) || "receiver".equals(name)) { 21054 dumpState.setDump(DumpState.DUMP_RECEIVER_RESOLVERS); 21055 } else if ("c".equals(name) || "content".equals(name)) { 21056 dumpState.setDump(DumpState.DUMP_CONTENT_RESOLVERS); 21057 } else { 21058 pw.println("Error: unknown resolver table type: " + name); 21059 return; 21060 } 21061 opti++; 21062 } 21063 } 21064 } else if ("perm".equals(cmd) || "permissions".equals(cmd)) { 21065 dumpState.setDump(DumpState.DUMP_PERMISSIONS); 21066 } else if ("permission".equals(cmd)) { 21067 if (opti >= args.length) { 21068 pw.println("Error: permission requires permission name"); 21069 return; 21070 } 21071 permissionNames = new ArraySet<>(); 21072 while (opti < args.length) { 21073 permissionNames.add(args[opti]); 21074 opti++; 21075 } 21076 dumpState.setDump(DumpState.DUMP_PERMISSIONS 21077 | DumpState.DUMP_PACKAGES | DumpState.DUMP_SHARED_USERS); 21078 } else if ("pref".equals(cmd) || "preferred".equals(cmd)) { 21079 dumpState.setDump(DumpState.DUMP_PREFERRED); 21080 } else if ("preferred-xml".equals(cmd)) { 21081 dumpState.setDump(DumpState.DUMP_PREFERRED_XML); 21082 if (opti < args.length && "--full".equals(args[opti])) { 21083 fullPreferred = true; 21084 opti++; 21085 } 21086 } else if ("d".equals(cmd) || "domain-preferred-apps".equals(cmd)) { 21087 dumpState.setDump(DumpState.DUMP_DOMAIN_PREFERRED); 21088 } else if ("p".equals(cmd) || "packages".equals(cmd)) { 21089 dumpState.setDump(DumpState.DUMP_PACKAGES); 21090 } else if ("s".equals(cmd) || "shared-users".equals(cmd)) { 21091 dumpState.setDump(DumpState.DUMP_SHARED_USERS); 21092 } else if ("prov".equals(cmd) || "providers".equals(cmd)) { 21093 dumpState.setDump(DumpState.DUMP_PROVIDERS); 21094 } else if ("m".equals(cmd) || "messages".equals(cmd)) { 21095 dumpState.setDump(DumpState.DUMP_MESSAGES); 21096 } else if ("v".equals(cmd) || "verifiers".equals(cmd)) { 21097 dumpState.setDump(DumpState.DUMP_VERIFIERS); 21098 } else if ("i".equals(cmd) || "ifv".equals(cmd) 21099 || "intent-filter-verifiers".equals(cmd)) { 21100 dumpState.setDump(DumpState.DUMP_INTENT_FILTER_VERIFIERS); 21101 } else if ("version".equals(cmd)) { 21102 dumpState.setDump(DumpState.DUMP_VERSION); 21103 } else if ("k".equals(cmd) || "keysets".equals(cmd)) { 21104 dumpState.setDump(DumpState.DUMP_KEYSETS); 21105 } else if ("installs".equals(cmd)) { 21106 dumpState.setDump(DumpState.DUMP_INSTALLS); 21107 } else if ("frozen".equals(cmd)) { 21108 dumpState.setDump(DumpState.DUMP_FROZEN); 21109 } else if ("volumes".equals(cmd)) { 21110 dumpState.setDump(DumpState.DUMP_VOLUMES); 21111 } else if ("dexopt".equals(cmd)) { 21112 dumpState.setDump(DumpState.DUMP_DEXOPT); 21113 } else if ("compiler-stats".equals(cmd)) { 21114 dumpState.setDump(DumpState.DUMP_COMPILER_STATS); 21115 } else if ("changes".equals(cmd)) { 21116 dumpState.setDump(DumpState.DUMP_CHANGES); 21117 } else if ("service-permissions".equals(cmd)) { 21118 dumpState.setDump(DumpState.DUMP_SERVICE_PERMISSIONS); 21119 } else if ("write".equals(cmd)) { 21120 synchronized (mPackages) { 21121 mSettings.writeLPr(); 21122 pw.println("Settings written."); 21123 return; 21124 } 21125 } 21126 } 21127 21128 if (checkin) { 21129 pw.println("vers,1"); 21130 } 21131 21132 // reader 21133 synchronized (mPackages) { 21134 if (dumpState.isDumping(DumpState.DUMP_VERSION) && packageName == null) { 21135 if (!checkin) { 21136 if (dumpState.onTitlePrinted()) 21137 pw.println(); 21138 pw.println("Database versions:"); 21139 mSettings.dumpVersionLPr(new IndentingPrintWriter(pw, " ")); 21140 } 21141 } 21142 21143 if (dumpState.isDumping(DumpState.DUMP_VERIFIERS) && packageName == null) { 21144 if (!checkin) { 21145 if (dumpState.onTitlePrinted()) 21146 pw.println(); 21147 pw.println("Verifiers:"); 21148 pw.print(" Required: "); 21149 pw.print(mRequiredVerifierPackage); 21150 pw.print(" (uid="); 21151 pw.print(getPackageUid(mRequiredVerifierPackage, MATCH_DEBUG_TRIAGED_MISSING, 21152 UserHandle.USER_SYSTEM)); 21153 pw.println(")"); 21154 } else if (mRequiredVerifierPackage != null) { 21155 pw.print("vrfy,"); pw.print(mRequiredVerifierPackage); 21156 pw.print(","); 21157 pw.println(getPackageUid(mRequiredVerifierPackage, MATCH_DEBUG_TRIAGED_MISSING, 21158 UserHandle.USER_SYSTEM)); 21159 } 21160 } 21161 21162 if (dumpState.isDumping(DumpState.DUMP_INTENT_FILTER_VERIFIERS) && 21163 packageName == null) { 21164 if (mIntentFilterVerifierComponent != null) { 21165 String verifierPackageName = mIntentFilterVerifierComponent.getPackageName(); 21166 if (!checkin) { 21167 if (dumpState.onTitlePrinted()) 21168 pw.println(); 21169 pw.println("Intent Filter Verifier:"); 21170 pw.print(" Using: "); 21171 pw.print(verifierPackageName); 21172 pw.print(" (uid="); 21173 pw.print(getPackageUid(verifierPackageName, MATCH_DEBUG_TRIAGED_MISSING, 21174 UserHandle.USER_SYSTEM)); 21175 pw.println(")"); 21176 } else if (verifierPackageName != null) { 21177 pw.print("ifv,"); pw.print(verifierPackageName); 21178 pw.print(","); 21179 pw.println(getPackageUid(verifierPackageName, MATCH_DEBUG_TRIAGED_MISSING, 21180 UserHandle.USER_SYSTEM)); 21181 } 21182 } else { 21183 pw.println(); 21184 pw.println("No Intent Filter Verifier available!"); 21185 } 21186 } 21187 21188 if (dumpState.isDumping(DumpState.DUMP_LIBS) && packageName == null) { 21189 boolean printedHeader = false; 21190 final Iterator<String> it = mSharedLibraries.keySet().iterator(); 21191 while (it.hasNext()) { 21192 String libName = it.next(); 21193 LongSparseArray<SharedLibraryEntry> versionedLib 21194 = mSharedLibraries.get(libName); 21195 if (versionedLib == null) { 21196 continue; 21197 } 21198 final int versionCount = versionedLib.size(); 21199 for (int i = 0; i < versionCount; i++) { 21200 SharedLibraryEntry libEntry = versionedLib.valueAt(i); 21201 if (!checkin) { 21202 if (!printedHeader) { 21203 if (dumpState.onTitlePrinted()) 21204 pw.println(); 21205 pw.println("Libraries:"); 21206 printedHeader = true; 21207 } 21208 pw.print(" "); 21209 } else { 21210 pw.print("lib,"); 21211 } 21212 pw.print(libEntry.info.getName()); 21213 if (libEntry.info.isStatic()) { 21214 pw.print(" version=" + libEntry.info.getLongVersion()); 21215 } 21216 if (!checkin) { 21217 pw.print(" -> "); 21218 } 21219 if (libEntry.path != null) { 21220 pw.print(" (jar) "); 21221 pw.print(libEntry.path); 21222 } else { 21223 pw.print(" (apk) "); 21224 pw.print(libEntry.apk); 21225 } 21226 pw.println(); 21227 } 21228 } 21229 } 21230 21231 if (dumpState.isDumping(DumpState.DUMP_FEATURES) && packageName == null) { 21232 if (dumpState.onTitlePrinted()) 21233 pw.println(); 21234 if (!checkin) { 21235 pw.println("Features:"); 21236 } 21237 21238 synchronized (mAvailableFeatures) { 21239 for (FeatureInfo feat : mAvailableFeatures.values()) { 21240 if (checkin) { 21241 pw.print("feat,"); 21242 pw.print(feat.name); 21243 pw.print(","); 21244 pw.println(feat.version); 21245 } else { 21246 pw.print(" "); 21247 pw.print(feat.name); 21248 if (feat.version > 0) { 21249 pw.print(" version="); 21250 pw.print(feat.version); 21251 } 21252 pw.println(); 21253 } 21254 } 21255 } 21256 } 21257 21258 if (!checkin && dumpState.isDumping(DumpState.DUMP_ACTIVITY_RESOLVERS)) { 21259 if (mActivities.dump(pw, dumpState.getTitlePrinted() ? "\nActivity Resolver Table:" 21260 : "Activity Resolver Table:", " ", packageName, 21261 dumpState.isOptionEnabled(DumpState.OPTION_SHOW_FILTERS), true)) { 21262 dumpState.setTitlePrinted(true); 21263 } 21264 } 21265 if (!checkin && dumpState.isDumping(DumpState.DUMP_RECEIVER_RESOLVERS)) { 21266 if (mReceivers.dump(pw, dumpState.getTitlePrinted() ? "\nReceiver Resolver Table:" 21267 : "Receiver Resolver Table:", " ", packageName, 21268 dumpState.isOptionEnabled(DumpState.OPTION_SHOW_FILTERS), true)) { 21269 dumpState.setTitlePrinted(true); 21270 } 21271 } 21272 if (!checkin && dumpState.isDumping(DumpState.DUMP_SERVICE_RESOLVERS)) { 21273 if (mServices.dump(pw, dumpState.getTitlePrinted() ? "\nService Resolver Table:" 21274 : "Service Resolver Table:", " ", packageName, 21275 dumpState.isOptionEnabled(DumpState.OPTION_SHOW_FILTERS), true)) { 21276 dumpState.setTitlePrinted(true); 21277 } 21278 } 21279 if (!checkin && dumpState.isDumping(DumpState.DUMP_CONTENT_RESOLVERS)) { 21280 if (mProviders.dump(pw, dumpState.getTitlePrinted() ? "\nProvider Resolver Table:" 21281 : "Provider Resolver Table:", " ", packageName, 21282 dumpState.isOptionEnabled(DumpState.OPTION_SHOW_FILTERS), true)) { 21283 dumpState.setTitlePrinted(true); 21284 } 21285 } 21286 21287 if (!checkin && dumpState.isDumping(DumpState.DUMP_PREFERRED)) { 21288 for (int i=0; i<mSettings.mPreferredActivities.size(); i++) { 21289 PreferredIntentResolver pir = mSettings.mPreferredActivities.valueAt(i); 21290 int user = mSettings.mPreferredActivities.keyAt(i); 21291 if (pir.dump(pw, 21292 dumpState.getTitlePrinted() 21293 ? "\nPreferred Activities User " + user + ":" 21294 : "Preferred Activities User " + user + ":", " ", 21295 packageName, true, false)) { 21296 dumpState.setTitlePrinted(true); 21297 } 21298 } 21299 } 21300 21301 if (!checkin && dumpState.isDumping(DumpState.DUMP_PREFERRED_XML)) { 21302 pw.flush(); 21303 FileOutputStream fout = new FileOutputStream(fd); 21304 BufferedOutputStream str = new BufferedOutputStream(fout); 21305 XmlSerializer serializer = new FastXmlSerializer(); 21306 try { 21307 serializer.setOutput(str, StandardCharsets.UTF_8.name()); 21308 serializer.startDocument(null, true); 21309 serializer.setFeature( 21310 "http://xmlpull.org/v1/doc/features.html#indent-output", true); 21311 mSettings.writePreferredActivitiesLPr(serializer, 0, fullPreferred); 21312 serializer.endDocument(); 21313 serializer.flush(); 21314 } catch (IllegalArgumentException e) { 21315 pw.println("Failed writing: " + e); 21316 } catch (IllegalStateException e) { 21317 pw.println("Failed writing: " + e); 21318 } catch (IOException e) { 21319 pw.println("Failed writing: " + e); 21320 } 21321 } 21322 21323 if (!checkin 21324 && dumpState.isDumping(DumpState.DUMP_DOMAIN_PREFERRED) 21325 && packageName == null) { 21326 pw.println(); 21327 int count = mSettings.mPackages.size(); 21328 if (count == 0) { 21329 pw.println("No applications!"); 21330 pw.println(); 21331 } else { 21332 final String prefix = " "; 21333 Collection<PackageSetting> allPackageSettings = mSettings.mPackages.values(); 21334 if (allPackageSettings.size() == 0) { 21335 pw.println("No domain preferred apps!"); 21336 pw.println(); 21337 } else { 21338 pw.println("App verification status:"); 21339 pw.println(); 21340 count = 0; 21341 for (PackageSetting ps : allPackageSettings) { 21342 IntentFilterVerificationInfo ivi = ps.getIntentFilterVerificationInfo(); 21343 if (ivi == null || ivi.getPackageName() == null) continue; 21344 pw.println(prefix + "Package: " + ivi.getPackageName()); 21345 pw.println(prefix + "Domains: " + ivi.getDomainsString()); 21346 pw.println(prefix + "Status: " + ivi.getStatusString()); 21347 pw.println(); 21348 count++; 21349 } 21350 if (count == 0) { 21351 pw.println(prefix + "No app verification established."); 21352 pw.println(); 21353 } 21354 for (int userId : sUserManager.getUserIds()) { 21355 pw.println("App linkages for user " + userId + ":"); 21356 pw.println(); 21357 count = 0; 21358 for (PackageSetting ps : allPackageSettings) { 21359 final long status = ps.getDomainVerificationStatusForUser(userId); 21360 if (status >> 32 == INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_UNDEFINED 21361 && !DEBUG_DOMAIN_VERIFICATION) { 21362 continue; 21363 } 21364 pw.println(prefix + "Package: " + ps.name); 21365 pw.println(prefix + "Domains: " + dumpDomainString(ps.name)); 21366 String statusStr = IntentFilterVerificationInfo. 21367 getStatusStringFromValue(status); 21368 pw.println(prefix + "Status: " + statusStr); 21369 pw.println(); 21370 count++; 21371 } 21372 if (count == 0) { 21373 pw.println(prefix + "No configured app linkages."); 21374 pw.println(); 21375 } 21376 } 21377 } 21378 } 21379 } 21380 21381 if (!checkin && dumpState.isDumping(DumpState.DUMP_PERMISSIONS)) { 21382 mSettings.dumpPermissionsLPr(pw, packageName, permissionNames, dumpState); 21383 } 21384 21385 if (!checkin && dumpState.isDumping(DumpState.DUMP_PROVIDERS)) { 21386 boolean printedSomething = false; 21387 for (PackageParser.Provider p : mProviders.mProviders.values()) { 21388 if (packageName != null && !packageName.equals(p.info.packageName)) { 21389 continue; 21390 } 21391 if (!printedSomething) { 21392 if (dumpState.onTitlePrinted()) 21393 pw.println(); 21394 pw.println("Registered ContentProviders:"); 21395 printedSomething = true; 21396 } 21397 pw.print(" "); p.printComponentShortName(pw); pw.println(":"); 21398 pw.print(" "); pw.println(p.toString()); 21399 } 21400 printedSomething = false; 21401 for (Map.Entry<String, PackageParser.Provider> entry : 21402 mProvidersByAuthority.entrySet()) { 21403 PackageParser.Provider p = entry.getValue(); 21404 if (packageName != null && !packageName.equals(p.info.packageName)) { 21405 continue; 21406 } 21407 if (!printedSomething) { 21408 if (dumpState.onTitlePrinted()) 21409 pw.println(); 21410 pw.println("ContentProvider Authorities:"); 21411 printedSomething = true; 21412 } 21413 pw.print(" ["); pw.print(entry.getKey()); pw.println("]:"); 21414 pw.print(" "); pw.println(p.toString()); 21415 if (p.info != null && p.info.applicationInfo != null) { 21416 final String appInfo = p.info.applicationInfo.toString(); 21417 pw.print(" applicationInfo="); pw.println(appInfo); 21418 } 21419 } 21420 } 21421 21422 if (!checkin && dumpState.isDumping(DumpState.DUMP_KEYSETS)) { 21423 mSettings.mKeySetManagerService.dumpLPr(pw, packageName, dumpState); 21424 } 21425 21426 if (dumpState.isDumping(DumpState.DUMP_PACKAGES)) { 21427 mSettings.dumpPackagesLPr(pw, packageName, permissionNames, dumpState, checkin); 21428 } 21429 21430 if (dumpState.isDumping(DumpState.DUMP_SHARED_USERS)) { 21431 mSettings.dumpSharedUsersLPr(pw, packageName, permissionNames, dumpState, checkin); 21432 } 21433 21434 if (dumpState.isDumping(DumpState.DUMP_CHANGES)) { 21435 if (dumpState.onTitlePrinted()) pw.println(); 21436 pw.println("Package Changes:"); 21437 pw.print(" Sequence number="); pw.println(mChangedPackagesSequenceNumber); 21438 final int K = mChangedPackages.size(); 21439 for (int i = 0; i < K; i++) { 21440 final SparseArray<String> changes = mChangedPackages.valueAt(i); 21441 pw.print(" User "); pw.print(mChangedPackages.keyAt(i)); pw.println(":"); 21442 final int N = changes.size(); 21443 if (N == 0) { 21444 pw.print(" "); pw.println("No packages changed"); 21445 } else { 21446 for (int j = 0; j < N; j++) { 21447 final String pkgName = changes.valueAt(j); 21448 final int sequenceNumber = changes.keyAt(j); 21449 pw.print(" "); 21450 pw.print("seq="); 21451 pw.print(sequenceNumber); 21452 pw.print(", package="); 21453 pw.println(pkgName); 21454 } 21455 } 21456 } 21457 } 21458 21459 if (!checkin && dumpState.isDumping(DumpState.DUMP_PERMISSIONS) && packageName == null) { 21460 mSettings.dumpRestoredPermissionGrantsLPr(pw, dumpState); 21461 } 21462 21463 if (!checkin && dumpState.isDumping(DumpState.DUMP_FROZEN) && packageName == null) { 21464 // XXX should handle packageName != null by dumping only install data that 21465 // the given package is involved with. 21466 if (dumpState.onTitlePrinted()) pw.println(); 21467 21468 try (final IndentingPrintWriter ipw = new IndentingPrintWriter(pw, " ", 120)) { 21469 ipw.println(); 21470 ipw.println("Frozen packages:"); 21471 ipw.increaseIndent(); 21472 if (mFrozenPackages.size() == 0) { 21473 ipw.println("(none)"); 21474 } else { 21475 for (int i = 0; i < mFrozenPackages.size(); i++) { 21476 ipw.println(mFrozenPackages.valueAt(i)); 21477 } 21478 } 21479 ipw.decreaseIndent(); 21480 } 21481 } 21482 21483 if (!checkin && dumpState.isDumping(DumpState.DUMP_VOLUMES) && packageName == null) { 21484 if (dumpState.onTitlePrinted()) pw.println(); 21485 21486 try (final IndentingPrintWriter ipw = new IndentingPrintWriter(pw, " ", 120)) { 21487 ipw.println(); 21488 ipw.println("Loaded volumes:"); 21489 ipw.increaseIndent(); 21490 if (mLoadedVolumes.size() == 0) { 21491 ipw.println("(none)"); 21492 } else { 21493 for (int i = 0; i < mLoadedVolumes.size(); i++) { 21494 ipw.println(mLoadedVolumes.valueAt(i)); 21495 } 21496 } 21497 ipw.decreaseIndent(); 21498 } 21499 } 21500 21501 if (!checkin && dumpState.isDumping(DumpState.DUMP_SERVICE_PERMISSIONS) 21502 && packageName == null) { 21503 if (dumpState.onTitlePrinted()) pw.println(); 21504 pw.println("Service permissions:"); 21505 21506 final Iterator<ServiceIntentInfo> filterIterator = mServices.filterIterator(); 21507 while (filterIterator.hasNext()) { 21508 final ServiceIntentInfo info = filterIterator.next(); 21509 final ServiceInfo serviceInfo = info.service.info; 21510 final String permission = serviceInfo.permission; 21511 if (permission != null) { 21512 pw.print(" "); 21513 pw.print(serviceInfo.getComponentName().flattenToShortString()); 21514 pw.print(": "); 21515 pw.println(permission); 21516 } 21517 } 21518 } 21519 21520 if (!checkin && dumpState.isDumping(DumpState.DUMP_DEXOPT)) { 21521 if (dumpState.onTitlePrinted()) pw.println(); 21522 dumpDexoptStateLPr(pw, packageName); 21523 } 21524 21525 if (!checkin && dumpState.isDumping(DumpState.DUMP_COMPILER_STATS)) { 21526 if (dumpState.onTitlePrinted()) pw.println(); 21527 dumpCompilerStatsLPr(pw, packageName); 21528 } 21529 21530 if (!checkin && dumpState.isDumping(DumpState.DUMP_MESSAGES) && packageName == null) { 21531 if (dumpState.onTitlePrinted()) pw.println(); 21532 mSettings.dumpReadMessagesLPr(pw, dumpState); 21533 21534 pw.println(); 21535 pw.println("Package warning messages:"); 21536 dumpCriticalInfo(pw, null); 21537 } 21538 21539 if (checkin && dumpState.isDumping(DumpState.DUMP_MESSAGES)) { 21540 dumpCriticalInfo(pw, "msg,"); 21541 } 21542 } 21543 21544 // PackageInstaller should be called outside of mPackages lock 21545 if (!checkin && dumpState.isDumping(DumpState.DUMP_INSTALLS) && packageName == null) { 21546 // XXX should handle packageName != null by dumping only install data that 21547 // the given package is involved with. 21548 if (dumpState.onTitlePrinted()) pw.println(); 21549 mInstallerService.dump(new IndentingPrintWriter(pw, " ", 120)); 21550 } 21551 } 21552 21553 private void dumpProto(FileDescriptor fd) { 21554 final ProtoOutputStream proto = new ProtoOutputStream(fd); 21555 21556 synchronized (mPackages) { 21557 final long requiredVerifierPackageToken = 21558 proto.start(PackageServiceDumpProto.REQUIRED_VERIFIER_PACKAGE); 21559 proto.write(PackageServiceDumpProto.PackageShortProto.NAME, mRequiredVerifierPackage); 21560 proto.write( 21561 PackageServiceDumpProto.PackageShortProto.UID, 21562 getPackageUid( 21563 mRequiredVerifierPackage, 21564 MATCH_DEBUG_TRIAGED_MISSING, 21565 UserHandle.USER_SYSTEM)); 21566 proto.end(requiredVerifierPackageToken); 21567 21568 if (mIntentFilterVerifierComponent != null) { 21569 String verifierPackageName = mIntentFilterVerifierComponent.getPackageName(); 21570 final long verifierPackageToken = 21571 proto.start(PackageServiceDumpProto.VERIFIER_PACKAGE); 21572 proto.write(PackageServiceDumpProto.PackageShortProto.NAME, verifierPackageName); 21573 proto.write( 21574 PackageServiceDumpProto.PackageShortProto.UID, 21575 getPackageUid( 21576 verifierPackageName, 21577 MATCH_DEBUG_TRIAGED_MISSING, 21578 UserHandle.USER_SYSTEM)); 21579 proto.end(verifierPackageToken); 21580 } 21581 21582 dumpSharedLibrariesProto(proto); 21583 dumpFeaturesProto(proto); 21584 mSettings.dumpPackagesProto(proto); 21585 mSettings.dumpSharedUsersProto(proto); 21586 dumpCriticalInfo(proto); 21587 } 21588 proto.flush(); 21589 } 21590 21591 private void dumpFeaturesProto(ProtoOutputStream proto) { 21592 synchronized (mAvailableFeatures) { 21593 final int count = mAvailableFeatures.size(); 21594 for (int i = 0; i < count; i++) { 21595 mAvailableFeatures.valueAt(i).writeToProto(proto, PackageServiceDumpProto.FEATURES); 21596 } 21597 } 21598 } 21599 21600 private void dumpSharedLibrariesProto(ProtoOutputStream proto) { 21601 final int count = mSharedLibraries.size(); 21602 for (int i = 0; i < count; i++) { 21603 final String libName = mSharedLibraries.keyAt(i); 21604 LongSparseArray<SharedLibraryEntry> versionedLib = mSharedLibraries.get(libName); 21605 if (versionedLib == null) { 21606 continue; 21607 } 21608 final int versionCount = versionedLib.size(); 21609 for (int j = 0; j < versionCount; j++) { 21610 final SharedLibraryEntry libEntry = versionedLib.valueAt(j); 21611 final long sharedLibraryToken = 21612 proto.start(PackageServiceDumpProto.SHARED_LIBRARIES); 21613 proto.write(PackageServiceDumpProto.SharedLibraryProto.NAME, libEntry.info.getName()); 21614 final boolean isJar = (libEntry.path != null); 21615 proto.write(PackageServiceDumpProto.SharedLibraryProto.IS_JAR, isJar); 21616 if (isJar) { 21617 proto.write(PackageServiceDumpProto.SharedLibraryProto.PATH, libEntry.path); 21618 } else { 21619 proto.write(PackageServiceDumpProto.SharedLibraryProto.APK, libEntry.apk); 21620 } 21621 proto.end(sharedLibraryToken); 21622 } 21623 } 21624 } 21625 21626 private void dumpDexoptStateLPr(PrintWriter pw, String packageName) { 21627 try (final IndentingPrintWriter ipw = new IndentingPrintWriter(pw, " ")) { 21628 ipw.println(); 21629 ipw.println("Dexopt state:"); 21630 ipw.increaseIndent(); 21631 Collection<PackageParser.Package> packages = null; 21632 if (packageName != null) { 21633 PackageParser.Package targetPackage = mPackages.get(packageName); 21634 if (targetPackage != null) { 21635 packages = Collections.singletonList(targetPackage); 21636 } else { 21637 ipw.println("Unable to find package: " + packageName); 21638 return; 21639 } 21640 } else { 21641 packages = mPackages.values(); 21642 } 21643 21644 for (PackageParser.Package pkg : packages) { 21645 ipw.println("[" + pkg.packageName + "]"); 21646 ipw.increaseIndent(); 21647 mPackageDexOptimizer.dumpDexoptState(ipw, pkg, 21648 mDexManager.getPackageUseInfoOrDefault(pkg.packageName)); 21649 ipw.decreaseIndent(); 21650 } 21651 } 21652 } 21653 21654 private void dumpCompilerStatsLPr(PrintWriter pw, String packageName) { 21655 try (final IndentingPrintWriter ipw = new IndentingPrintWriter(pw, " ")) { 21656 ipw.println(); 21657 ipw.println("Compiler stats:"); 21658 ipw.increaseIndent(); 21659 Collection<PackageParser.Package> packages = null; 21660 if (packageName != null) { 21661 PackageParser.Package targetPackage = mPackages.get(packageName); 21662 if (targetPackage != null) { 21663 packages = Collections.singletonList(targetPackage); 21664 } else { 21665 ipw.println("Unable to find package: " + packageName); 21666 return; 21667 } 21668 } else { 21669 packages = mPackages.values(); 21670 } 21671 21672 for (PackageParser.Package pkg : packages) { 21673 ipw.println("[" + pkg.packageName + "]"); 21674 ipw.increaseIndent(); 21675 21676 CompilerStats.PackageStats stats = getCompilerPackageStats(pkg.packageName); 21677 if (stats == null) { 21678 ipw.println("(No recorded stats)"); 21679 } else { 21680 stats.dump(ipw); 21681 } 21682 ipw.decreaseIndent(); 21683 } 21684 } 21685 } 21686 21687 private String dumpDomainString(String packageName) { 21688 List<IntentFilterVerificationInfo> iviList = getIntentFilterVerifications(packageName) 21689 .getList(); 21690 List<IntentFilter> filters = getAllIntentFilters(packageName).getList(); 21691 21692 ArraySet<String> result = new ArraySet<>(); 21693 if (iviList.size() > 0) { 21694 for (IntentFilterVerificationInfo ivi : iviList) { 21695 for (String host : ivi.getDomains()) { 21696 result.add(host); 21697 } 21698 } 21699 } 21700 if (filters != null && filters.size() > 0) { 21701 for (IntentFilter filter : filters) { 21702 if (filter.hasCategory(Intent.CATEGORY_BROWSABLE) 21703 && (filter.hasDataScheme(IntentFilter.SCHEME_HTTP) || 21704 filter.hasDataScheme(IntentFilter.SCHEME_HTTPS))) { 21705 result.addAll(filter.getHostsList()); 21706 } 21707 } 21708 } 21709 21710 StringBuilder sb = new StringBuilder(result.size() * 16); 21711 for (String domain : result) { 21712 if (sb.length() > 0) sb.append(" "); 21713 sb.append(domain); 21714 } 21715 return sb.toString(); 21716 } 21717 21718 // ------- apps on sdcard specific code ------- 21719 static final boolean DEBUG_SD_INSTALL = false; 21720 21721 private static final String SD_ENCRYPTION_KEYSTORE_NAME = "AppsOnSD"; 21722 21723 private static final String SD_ENCRYPTION_ALGORITHM = "AES"; 21724 21725 private boolean mMediaMounted = false; 21726 21727 static String getEncryptKey() { 21728 try { 21729 String sdEncKey = SystemKeyStore.getInstance().retrieveKeyHexString( 21730 SD_ENCRYPTION_KEYSTORE_NAME); 21731 if (sdEncKey == null) { 21732 sdEncKey = SystemKeyStore.getInstance().generateNewKeyHexString(128, 21733 SD_ENCRYPTION_ALGORITHM, SD_ENCRYPTION_KEYSTORE_NAME); 21734 if (sdEncKey == null) { 21735 Slog.e(TAG, "Failed to create encryption keys"); 21736 return null; 21737 } 21738 } 21739 return sdEncKey; 21740 } catch (NoSuchAlgorithmException nsae) { 21741 Slog.e(TAG, "Failed to create encryption keys with exception: " + nsae); 21742 return null; 21743 } catch (IOException ioe) { 21744 Slog.e(TAG, "Failed to retrieve encryption keys with exception: " + ioe); 21745 return null; 21746 } 21747 } 21748 21749 private void sendResourcesChangedBroadcast(boolean mediaStatus, boolean replacing, 21750 ArrayList<ApplicationInfo> infos, IIntentReceiver finishedReceiver) { 21751 final int size = infos.size(); 21752 final String[] packageNames = new String[size]; 21753 final int[] packageUids = new int[size]; 21754 for (int i = 0; i < size; i++) { 21755 final ApplicationInfo info = infos.get(i); 21756 packageNames[i] = info.packageName; 21757 packageUids[i] = info.uid; 21758 } 21759 sendResourcesChangedBroadcast(mediaStatus, replacing, packageNames, packageUids, 21760 finishedReceiver); 21761 } 21762 21763 private void sendResourcesChangedBroadcast(boolean mediaStatus, boolean replacing, 21764 ArrayList<String> pkgList, int uidArr[], IIntentReceiver finishedReceiver) { 21765 sendResourcesChangedBroadcast(mediaStatus, replacing, 21766 pkgList.toArray(new String[pkgList.size()]), uidArr, finishedReceiver); 21767 } 21768 21769 private void sendResourcesChangedBroadcast(boolean mediaStatus, boolean replacing, 21770 String[] pkgList, int uidArr[], IIntentReceiver finishedReceiver) { 21771 int size = pkgList.length; 21772 if (size > 0) { 21773 // Send broadcasts here 21774 Bundle extras = new Bundle(); 21775 extras.putStringArray(Intent.EXTRA_CHANGED_PACKAGE_LIST, pkgList); 21776 if (uidArr != null) { 21777 extras.putIntArray(Intent.EXTRA_CHANGED_UID_LIST, uidArr); 21778 } 21779 if (replacing) { 21780 extras.putBoolean(Intent.EXTRA_REPLACING, replacing); 21781 } 21782 String action = mediaStatus ? Intent.ACTION_EXTERNAL_APPLICATIONS_AVAILABLE 21783 : Intent.ACTION_EXTERNAL_APPLICATIONS_UNAVAILABLE; 21784 sendPackageBroadcast(action, null, extras, 0, null, finishedReceiver, null, null); 21785 } 21786 } 21787 21788 private void loadPrivatePackages(final VolumeInfo vol) { 21789 mHandler.post(new Runnable() { 21790 @Override 21791 public void run() { 21792 loadPrivatePackagesInner(vol); 21793 } 21794 }); 21795 } 21796 21797 private void loadPrivatePackagesInner(VolumeInfo vol) { 21798 final String volumeUuid = vol.fsUuid; 21799 if (TextUtils.isEmpty(volumeUuid)) { 21800 Slog.e(TAG, "Loading internal storage is probably a mistake; ignoring"); 21801 return; 21802 } 21803 21804 final ArrayList<PackageFreezer> freezers = new ArrayList<>(); 21805 final ArrayList<ApplicationInfo> loaded = new ArrayList<>(); 21806 final int parseFlags = mDefParseFlags | PackageParser.PARSE_EXTERNAL_STORAGE; 21807 21808 final VersionInfo ver; 21809 final List<PackageSetting> packages; 21810 synchronized (mPackages) { 21811 ver = mSettings.findOrCreateVersion(volumeUuid); 21812 packages = mSettings.getVolumePackagesLPr(volumeUuid); 21813 } 21814 21815 for (PackageSetting ps : packages) { 21816 freezers.add(freezePackage(ps.name, "loadPrivatePackagesInner")); 21817 synchronized (mInstallLock) { 21818 final PackageParser.Package pkg; 21819 try { 21820 pkg = scanPackageTracedLI(ps.codePath, parseFlags, SCAN_INITIAL, 0, null); 21821 loaded.add(pkg.applicationInfo); 21822 21823 } catch (PackageManagerException e) { 21824 Slog.w(TAG, "Failed to scan " + ps.codePath + ": " + e.getMessage()); 21825 } 21826 21827 if (!Build.FINGERPRINT.equals(ver.fingerprint)) { 21828 clearAppDataLIF(ps.pkg, UserHandle.USER_ALL, 21829 StorageManager.FLAG_STORAGE_DE | StorageManager.FLAG_STORAGE_CE 21830 | Installer.FLAG_CLEAR_CODE_CACHE_ONLY); 21831 } 21832 } 21833 } 21834 21835 // Reconcile app data for all started/unlocked users 21836 final StorageManager sm = mContext.getSystemService(StorageManager.class); 21837 final UserManager um = mContext.getSystemService(UserManager.class); 21838 UserManagerInternal umInternal = getUserManagerInternal(); 21839 for (UserInfo user : um.getUsers()) { 21840 final int flags; 21841 if (umInternal.isUserUnlockingOrUnlocked(user.id)) { 21842 flags = StorageManager.FLAG_STORAGE_DE | StorageManager.FLAG_STORAGE_CE; 21843 } else if (umInternal.isUserRunning(user.id)) { 21844 flags = StorageManager.FLAG_STORAGE_DE; 21845 } else { 21846 continue; 21847 } 21848 21849 try { 21850 sm.prepareUserStorage(volumeUuid, user.id, user.serialNumber, flags); 21851 synchronized (mInstallLock) { 21852 reconcileAppsDataLI(volumeUuid, user.id, flags, true /* migrateAppData */); 21853 } 21854 } catch (IllegalStateException e) { 21855 // Device was probably ejected, and we'll process that event momentarily 21856 Slog.w(TAG, "Failed to prepare storage: " + e); 21857 } 21858 } 21859 21860 synchronized (mPackages) { 21861 final boolean sdkUpdated = (ver.sdkVersion != mSdkVersion); 21862 if (sdkUpdated) { 21863 logCriticalInfo(Log.INFO, "Platform changed from " + ver.sdkVersion + " to " 21864 + mSdkVersion + "; regranting permissions for " + volumeUuid); 21865 } 21866 mPermissionManager.updateAllPermissions(volumeUuid, sdkUpdated, mPackages.values(), 21867 mPermissionCallback); 21868 21869 // Yay, everything is now upgraded 21870 ver.forceCurrent(); 21871 21872 mSettings.writeLPr(); 21873 } 21874 21875 for (PackageFreezer freezer : freezers) { 21876 freezer.close(); 21877 } 21878 21879 if (DEBUG_INSTALL) Slog.d(TAG, "Loaded packages " + loaded); 21880 sendResourcesChangedBroadcast(true, false, loaded, null); 21881 mLoadedVolumes.add(vol.getId()); 21882 } 21883 21884 private void unloadPrivatePackages(final VolumeInfo vol) { 21885 mHandler.post(new Runnable() { 21886 @Override 21887 public void run() { 21888 unloadPrivatePackagesInner(vol); 21889 } 21890 }); 21891 } 21892 21893 private void unloadPrivatePackagesInner(VolumeInfo vol) { 21894 final String volumeUuid = vol.fsUuid; 21895 if (TextUtils.isEmpty(volumeUuid)) { 21896 Slog.e(TAG, "Unloading internal storage is probably a mistake; ignoring"); 21897 return; 21898 } 21899 21900 final ArrayList<ApplicationInfo> unloaded = new ArrayList<>(); 21901 synchronized (mInstallLock) { 21902 synchronized (mPackages) { 21903 final List<PackageSetting> packages = mSettings.getVolumePackagesLPr(volumeUuid); 21904 for (PackageSetting ps : packages) { 21905 if (ps.pkg == null) continue; 21906 21907 final ApplicationInfo info = ps.pkg.applicationInfo; 21908 final int deleteFlags = PackageManager.DELETE_KEEP_DATA; 21909 final PackageRemovedInfo outInfo = new PackageRemovedInfo(this); 21910 21911 try (PackageFreezer freezer = freezePackageForDelete(ps.name, deleteFlags, 21912 "unloadPrivatePackagesInner")) { 21913 if (deletePackageLIF(ps.name, null, false, null, deleteFlags, outInfo, 21914 false, null)) { 21915 unloaded.add(info); 21916 } else { 21917 Slog.w(TAG, "Failed to unload " + ps.codePath); 21918 } 21919 } 21920 21921 // Try very hard to release any references to this package 21922 // so we don't risk the system server being killed due to 21923 // open FDs 21924 AttributeCache.instance().removePackage(ps.name); 21925 } 21926 21927 mSettings.writeLPr(); 21928 } 21929 } 21930 21931 if (DEBUG_INSTALL) Slog.d(TAG, "Unloaded packages " + unloaded); 21932 sendResourcesChangedBroadcast(false, false, unloaded, null); 21933 mLoadedVolumes.remove(vol.getId()); 21934 21935 // Try very hard to release any references to this path so we don't risk 21936 // the system server being killed due to open FDs 21937 ResourcesManager.getInstance().invalidatePath(vol.getPath().getAbsolutePath()); 21938 21939 for (int i = 0; i < 3; i++) { 21940 System.gc(); 21941 System.runFinalization(); 21942 } 21943 } 21944 21945 private void assertPackageKnown(String volumeUuid, String packageName) 21946 throws PackageManagerException { 21947 synchronized (mPackages) { 21948 // Normalize package name to handle renamed packages 21949 packageName = normalizePackageNameLPr(packageName); 21950 21951 final PackageSetting ps = mSettings.mPackages.get(packageName); 21952 if (ps == null) { 21953 throw new PackageManagerException("Package " + packageName + " is unknown"); 21954 } else if (!TextUtils.equals(volumeUuid, ps.volumeUuid)) { 21955 throw new PackageManagerException( 21956 "Package " + packageName + " found on unknown volume " + volumeUuid 21957 + "; expected volume " + ps.volumeUuid); 21958 } 21959 } 21960 } 21961 21962 private void assertPackageKnownAndInstalled(String volumeUuid, String packageName, int userId) 21963 throws PackageManagerException { 21964 synchronized (mPackages) { 21965 // Normalize package name to handle renamed packages 21966 packageName = normalizePackageNameLPr(packageName); 21967 21968 final PackageSetting ps = mSettings.mPackages.get(packageName); 21969 if (ps == null) { 21970 throw new PackageManagerException("Package " + packageName + " is unknown"); 21971 } else if (!TextUtils.equals(volumeUuid, ps.volumeUuid)) { 21972 throw new PackageManagerException( 21973 "Package " + packageName + " found on unknown volume " + volumeUuid 21974 + "; expected volume " + ps.volumeUuid); 21975 } else if (!ps.getInstalled(userId)) { 21976 throw new PackageManagerException( 21977 "Package " + packageName + " not installed for user " + userId); 21978 } 21979 } 21980 } 21981 21982 private List<String> collectAbsoluteCodePaths() { 21983 synchronized (mPackages) { 21984 List<String> codePaths = new ArrayList<>(); 21985 final int packageCount = mSettings.mPackages.size(); 21986 for (int i = 0; i < packageCount; i++) { 21987 final PackageSetting ps = mSettings.mPackages.valueAt(i); 21988 codePaths.add(ps.codePath.getAbsolutePath()); 21989 } 21990 return codePaths; 21991 } 21992 } 21993 21994 /** 21995 * Examine all apps present on given mounted volume, and destroy apps that 21996 * aren't expected, either due to uninstallation or reinstallation on 21997 * another volume. 21998 */ 21999 private void reconcileApps(String volumeUuid) { 22000 List<String> absoluteCodePaths = collectAbsoluteCodePaths(); 22001 List<File> filesToDelete = null; 22002 22003 final File[] files = FileUtils.listFilesOrEmpty( 22004 Environment.getDataAppDirectory(volumeUuid)); 22005 for (File file : files) { 22006 final boolean isPackage = (isApkFile(file) || file.isDirectory()) 22007 && !PackageInstallerService.isStageName(file.getName()); 22008 if (!isPackage) { 22009 // Ignore entries which are not packages 22010 continue; 22011 } 22012 22013 String absolutePath = file.getAbsolutePath(); 22014 22015 boolean pathValid = false; 22016 final int absoluteCodePathCount = absoluteCodePaths.size(); 22017 for (int i = 0; i < absoluteCodePathCount; i++) { 22018 String absoluteCodePath = absoluteCodePaths.get(i); 22019 if (absolutePath.startsWith(absoluteCodePath)) { 22020 pathValid = true; 22021 break; 22022 } 22023 } 22024 22025 if (!pathValid) { 22026 if (filesToDelete == null) { 22027 filesToDelete = new ArrayList<>(); 22028 } 22029 filesToDelete.add(file); 22030 } 22031 } 22032 22033 if (filesToDelete != null) { 22034 final int fileToDeleteCount = filesToDelete.size(); 22035 for (int i = 0; i < fileToDeleteCount; i++) { 22036 File fileToDelete = filesToDelete.get(i); 22037 logCriticalInfo(Log.WARN, "Destroying orphaned" + fileToDelete); 22038 synchronized (mInstallLock) { 22039 removeCodePathLI(fileToDelete); 22040 } 22041 } 22042 } 22043 } 22044 22045 /** 22046 * Reconcile all app data for the given user. 22047 * <p> 22048 * Verifies that directories exist and that ownership and labeling is 22049 * correct for all installed apps on all mounted volumes. 22050 */ 22051 void reconcileAppsData(int userId, int flags, boolean migrateAppsData) { 22052 final StorageManager storage = mContext.getSystemService(StorageManager.class); 22053 for (VolumeInfo vol : storage.getWritablePrivateVolumes()) { 22054 final String volumeUuid = vol.getFsUuid(); 22055 synchronized (mInstallLock) { 22056 reconcileAppsDataLI(volumeUuid, userId, flags, migrateAppsData); 22057 } 22058 } 22059 } 22060 22061 private void reconcileAppsDataLI(String volumeUuid, int userId, int flags, 22062 boolean migrateAppData) { 22063 reconcileAppsDataLI(volumeUuid, userId, flags, migrateAppData, false /* onlyCoreApps */); 22064 } 22065 22066 /** 22067 * Reconcile all app data on given mounted volume. 22068 * <p> 22069 * Destroys app data that isn't expected, either due to uninstallation or 22070 * reinstallation on another volume. 22071 * <p> 22072 * Verifies that directories exist and that ownership and labeling is 22073 * correct for all installed apps. 22074 * @returns list of skipped non-core packages (if {@code onlyCoreApps} is true) 22075 */ 22076 private List<String> reconcileAppsDataLI(String volumeUuid, int userId, int flags, 22077 boolean migrateAppData, boolean onlyCoreApps) { 22078 Slog.v(TAG, "reconcileAppsData for " + volumeUuid + " u" + userId + " 0x" 22079 + Integer.toHexString(flags) + " migrateAppData=" + migrateAppData); 22080 List<String> result = onlyCoreApps ? new ArrayList<>() : null; 22081 22082 final File ceDir = Environment.getDataUserCeDirectory(volumeUuid, userId); 22083 final File deDir = Environment.getDataUserDeDirectory(volumeUuid, userId); 22084 22085 // First look for stale data that doesn't belong, and check if things 22086 // have changed since we did our last restorecon 22087 if ((flags & StorageManager.FLAG_STORAGE_CE) != 0) { 22088 if (StorageManager.isFileEncryptedNativeOrEmulated() 22089 && !StorageManager.isUserKeyUnlocked(userId)) { 22090 throw new RuntimeException( 22091 "Yikes, someone asked us to reconcile CE storage while " + userId 22092 + " was still locked; this would have caused massive data loss!"); 22093 } 22094 22095 final File[] files = FileUtils.listFilesOrEmpty(ceDir); 22096 for (File file : files) { 22097 final String packageName = file.getName(); 22098 try { 22099 assertPackageKnownAndInstalled(volumeUuid, packageName, userId); 22100 } catch (PackageManagerException e) { 22101 logCriticalInfo(Log.WARN, "Destroying " + file + " due to: " + e); 22102 try { 22103 mInstaller.destroyAppData(volumeUuid, packageName, userId, 22104 StorageManager.FLAG_STORAGE_CE, 0); 22105 } catch (InstallerException e2) { 22106 logCriticalInfo(Log.WARN, "Failed to destroy: " + e2); 22107 } 22108 } 22109 } 22110 } 22111 if ((flags & StorageManager.FLAG_STORAGE_DE) != 0) { 22112 final File[] files = FileUtils.listFilesOrEmpty(deDir); 22113 for (File file : files) { 22114 final String packageName = file.getName(); 22115 try { 22116 assertPackageKnownAndInstalled(volumeUuid, packageName, userId); 22117 } catch (PackageManagerException e) { 22118 logCriticalInfo(Log.WARN, "Destroying " + file + " due to: " + e); 22119 try { 22120 mInstaller.destroyAppData(volumeUuid, packageName, userId, 22121 StorageManager.FLAG_STORAGE_DE, 0); 22122 } catch (InstallerException e2) { 22123 logCriticalInfo(Log.WARN, "Failed to destroy: " + e2); 22124 } 22125 } 22126 } 22127 } 22128 22129 // Ensure that data directories are ready to roll for all packages 22130 // installed for this volume and user 22131 final List<PackageSetting> packages; 22132 synchronized (mPackages) { 22133 packages = mSettings.getVolumePackagesLPr(volumeUuid); 22134 } 22135 int preparedCount = 0; 22136 for (PackageSetting ps : packages) { 22137 final String packageName = ps.name; 22138 if (ps.pkg == null) { 22139 Slog.w(TAG, "Odd, missing scanned package " + packageName); 22140 // TODO: might be due to legacy ASEC apps; we should circle back 22141 // and reconcile again once they're scanned 22142 continue; 22143 } 22144 // Skip non-core apps if requested 22145 if (onlyCoreApps && !ps.pkg.coreApp) { 22146 result.add(packageName); 22147 continue; 22148 } 22149 22150 if (ps.getInstalled(userId)) { 22151 prepareAppDataAndMigrateLIF(ps.pkg, userId, flags, migrateAppData); 22152 preparedCount++; 22153 } 22154 } 22155 22156 Slog.v(TAG, "reconcileAppsData finished " + preparedCount + " packages"); 22157 return result; 22158 } 22159 22160 /** 22161 * Prepare app data for the given app just after it was installed or 22162 * upgraded. This method carefully only touches users that it's installed 22163 * for, and it forces a restorecon to handle any seinfo changes. 22164 * <p> 22165 * Verifies that directories exist and that ownership and labeling is 22166 * correct for all installed apps. If there is an ownership mismatch, it 22167 * will try recovering system apps by wiping data; third-party app data is 22168 * left intact. 22169 * <p> 22170 * <em>Note: To avoid a deadlock, do not call this method with {@code mPackages} lock held</em> 22171 */ 22172 private void prepareAppDataAfterInstallLIF(PackageParser.Package pkg) { 22173 final PackageSetting ps; 22174 synchronized (mPackages) { 22175 ps = mSettings.mPackages.get(pkg.packageName); 22176 mSettings.writeKernelMappingLPr(ps); 22177 } 22178 22179 final UserManager um = mContext.getSystemService(UserManager.class); 22180 UserManagerInternal umInternal = getUserManagerInternal(); 22181 for (UserInfo user : um.getUsers()) { 22182 final int flags; 22183 if (umInternal.isUserUnlockingOrUnlocked(user.id)) { 22184 flags = StorageManager.FLAG_STORAGE_DE | StorageManager.FLAG_STORAGE_CE; 22185 } else if (umInternal.isUserRunning(user.id)) { 22186 flags = StorageManager.FLAG_STORAGE_DE; 22187 } else { 22188 continue; 22189 } 22190 22191 if (ps.getInstalled(user.id)) { 22192 // TODO: when user data is locked, mark that we're still dirty 22193 prepareAppDataLIF(pkg, user.id, flags); 22194 } 22195 } 22196 } 22197 22198 /** 22199 * Prepare app data for the given app. 22200 * <p> 22201 * Verifies that directories exist and that ownership and labeling is 22202 * correct for all installed apps. If there is an ownership mismatch, this 22203 * will try recovering system apps by wiping data; third-party app data is 22204 * left intact. 22205 */ 22206 private void prepareAppDataLIF(PackageParser.Package pkg, int userId, int flags) { 22207 if (pkg == null) { 22208 Slog.wtf(TAG, "Package was null!", new Throwable()); 22209 return; 22210 } 22211 prepareAppDataLeafLIF(pkg, userId, flags); 22212 final int childCount = (pkg.childPackages != null) ? pkg.childPackages.size() : 0; 22213 for (int i = 0; i < childCount; i++) { 22214 prepareAppDataLeafLIF(pkg.childPackages.get(i), userId, flags); 22215 } 22216 } 22217 22218 private void prepareAppDataAndMigrateLIF(PackageParser.Package pkg, int userId, int flags, 22219 boolean maybeMigrateAppData) { 22220 prepareAppDataLIF(pkg, userId, flags); 22221 22222 if (maybeMigrateAppData && maybeMigrateAppDataLIF(pkg, userId)) { 22223 // We may have just shuffled around app data directories, so 22224 // prepare them one more time 22225 prepareAppDataLIF(pkg, userId, flags); 22226 } 22227 } 22228 22229 private void prepareAppDataLeafLIF(PackageParser.Package pkg, int userId, int flags) { 22230 if (DEBUG_APP_DATA) { 22231 Slog.v(TAG, "prepareAppData for " + pkg.packageName + " u" + userId + " 0x" 22232 + Integer.toHexString(flags)); 22233 } 22234 22235 final String volumeUuid = pkg.volumeUuid; 22236 final String packageName = pkg.packageName; 22237 final ApplicationInfo app = pkg.applicationInfo; 22238 final int appId = UserHandle.getAppId(app.uid); 22239 22240 Preconditions.checkNotNull(app.seInfo); 22241 22242 long ceDataInode = -1; 22243 try { 22244 ceDataInode = mInstaller.createAppData(volumeUuid, packageName, userId, flags, 22245 appId, app.seInfo, app.targetSdkVersion); 22246 } catch (InstallerException e) { 22247 if (app.isSystemApp()) { 22248 logCriticalInfo(Log.ERROR, "Failed to create app data for " + packageName 22249 + ", but trying to recover: " + e); 22250 destroyAppDataLeafLIF(pkg, userId, flags); 22251 try { 22252 ceDataInode = mInstaller.createAppData(volumeUuid, packageName, userId, flags, 22253 appId, app.seInfo, app.targetSdkVersion); 22254 logCriticalInfo(Log.DEBUG, "Recovery succeeded!"); 22255 } catch (InstallerException e2) { 22256 logCriticalInfo(Log.DEBUG, "Recovery failed!"); 22257 } 22258 } else { 22259 Slog.e(TAG, "Failed to create app data for " + packageName + ": " + e); 22260 } 22261 } 22262 // Prepare the application profiles only for upgrades and first boot (so that we don't 22263 // repeat the same operation at each boot). 22264 // We only have to cover the upgrade and first boot here because for app installs we 22265 // prepare the profiles before invoking dexopt (in installPackageLI). 22266 // 22267 // We also have to cover non system users because we do not call the usual install package 22268 // methods for them. 22269 if (mIsUpgrade || mFirstBoot || (userId != UserHandle.USER_SYSTEM)) { 22270 mArtManagerService.prepareAppProfiles(pkg, userId); 22271 } 22272 22273 if ((flags & StorageManager.FLAG_STORAGE_CE) != 0 && ceDataInode != -1) { 22274 // TODO: mark this structure as dirty so we persist it! 22275 synchronized (mPackages) { 22276 final PackageSetting ps = mSettings.mPackages.get(packageName); 22277 if (ps != null) { 22278 ps.setCeDataInode(ceDataInode, userId); 22279 } 22280 } 22281 } 22282 22283 prepareAppDataContentsLeafLIF(pkg, userId, flags); 22284 } 22285 22286 private void prepareAppDataContentsLIF(PackageParser.Package pkg, int userId, int flags) { 22287 if (pkg == null) { 22288 Slog.wtf(TAG, "Package was null!", new Throwable()); 22289 return; 22290 } 22291 prepareAppDataContentsLeafLIF(pkg, userId, flags); 22292 final int childCount = (pkg.childPackages != null) ? pkg.childPackages.size() : 0; 22293 for (int i = 0; i < childCount; i++) { 22294 prepareAppDataContentsLeafLIF(pkg.childPackages.get(i), userId, flags); 22295 } 22296 } 22297 22298 private void prepareAppDataContentsLeafLIF(PackageParser.Package pkg, int userId, int flags) { 22299 final String volumeUuid = pkg.volumeUuid; 22300 final String packageName = pkg.packageName; 22301 final ApplicationInfo app = pkg.applicationInfo; 22302 22303 if ((flags & StorageManager.FLAG_STORAGE_CE) != 0) { 22304 // Create a native library symlink only if we have native libraries 22305 // and if the native libraries are 32 bit libraries. We do not provide 22306 // this symlink for 64 bit libraries. 22307 if (app.primaryCpuAbi != null && !VMRuntime.is64BitAbi(app.primaryCpuAbi)) { 22308 final String nativeLibPath = app.nativeLibraryDir; 22309 try { 22310 mInstaller.linkNativeLibraryDirectory(volumeUuid, packageName, 22311 nativeLibPath, userId); 22312 } catch (InstallerException e) { 22313 Slog.e(TAG, "Failed to link native for " + packageName + ": " + e); 22314 } 22315 } 22316 } 22317 } 22318 22319 /** 22320 * For system apps on non-FBE devices, this method migrates any existing 22321 * CE/DE data to match the {@code defaultToDeviceProtectedStorage} flag 22322 * requested by the app. 22323 */ 22324 private boolean maybeMigrateAppDataLIF(PackageParser.Package pkg, int userId) { 22325 if (pkg.isSystem() && !StorageManager.isFileEncryptedNativeOrEmulated() 22326 && PackageManager.APPLY_DEFAULT_TO_DEVICE_PROTECTED_STORAGE) { 22327 final int storageTarget = pkg.applicationInfo.isDefaultToDeviceProtectedStorage() 22328 ? StorageManager.FLAG_STORAGE_DE : StorageManager.FLAG_STORAGE_CE; 22329 try { 22330 mInstaller.migrateAppData(pkg.volumeUuid, pkg.packageName, userId, 22331 storageTarget); 22332 } catch (InstallerException e) { 22333 logCriticalInfo(Log.WARN, 22334 "Failed to migrate " + pkg.packageName + ": " + e.getMessage()); 22335 } 22336 return true; 22337 } else { 22338 return false; 22339 } 22340 } 22341 22342 public PackageFreezer freezePackage(String packageName, String killReason) { 22343 return freezePackage(packageName, UserHandle.USER_ALL, killReason); 22344 } 22345 22346 public PackageFreezer freezePackage(String packageName, int userId, String killReason) { 22347 return new PackageFreezer(packageName, userId, killReason); 22348 } 22349 22350 public PackageFreezer freezePackageForInstall(String packageName, int installFlags, 22351 String killReason) { 22352 return freezePackageForInstall(packageName, UserHandle.USER_ALL, installFlags, killReason); 22353 } 22354 22355 public PackageFreezer freezePackageForInstall(String packageName, int userId, int installFlags, 22356 String killReason) { 22357 if ((installFlags & PackageManager.INSTALL_DONT_KILL_APP) != 0) { 22358 return new PackageFreezer(); 22359 } else { 22360 return freezePackage(packageName, userId, killReason); 22361 } 22362 } 22363 22364 public PackageFreezer freezePackageForDelete(String packageName, int deleteFlags, 22365 String killReason) { 22366 return freezePackageForDelete(packageName, UserHandle.USER_ALL, deleteFlags, killReason); 22367 } 22368 22369 public PackageFreezer freezePackageForDelete(String packageName, int userId, int deleteFlags, 22370 String killReason) { 22371 if ((deleteFlags & PackageManager.DELETE_DONT_KILL_APP) != 0) { 22372 return new PackageFreezer(); 22373 } else { 22374 return freezePackage(packageName, userId, killReason); 22375 } 22376 } 22377 22378 /** 22379 * Class that freezes and kills the given package upon creation, and 22380 * unfreezes it upon closing. This is typically used when doing surgery on 22381 * app code/data to prevent the app from running while you're working. 22382 */ 22383 private class PackageFreezer implements AutoCloseable { 22384 private final String mPackageName; 22385 private final PackageFreezer[] mChildren; 22386 22387 private final boolean mWeFroze; 22388 22389 private final AtomicBoolean mClosed = new AtomicBoolean(); 22390 private final CloseGuard mCloseGuard = CloseGuard.get(); 22391 22392 /** 22393 * Create and return a stub freezer that doesn't actually do anything, 22394 * typically used when someone requested 22395 * {@link PackageManager#INSTALL_DONT_KILL_APP} or 22396 * {@link PackageManager#DELETE_DONT_KILL_APP}. 22397 */ 22398 public PackageFreezer() { 22399 mPackageName = null; 22400 mChildren = null; 22401 mWeFroze = false; 22402 mCloseGuard.open("close"); 22403 } 22404 22405 public PackageFreezer(String packageName, int userId, String killReason) { 22406 synchronized (mPackages) { 22407 mPackageName = packageName; 22408 mWeFroze = mFrozenPackages.add(mPackageName); 22409 22410 final PackageSetting ps = mSettings.mPackages.get(mPackageName); 22411 if (ps != null) { 22412 killApplication(ps.name, ps.appId, userId, killReason); 22413 } 22414 22415 final PackageParser.Package p = mPackages.get(packageName); 22416 if (p != null && p.childPackages != null) { 22417 final int N = p.childPackages.size(); 22418 mChildren = new PackageFreezer[N]; 22419 for (int i = 0; i < N; i++) { 22420 mChildren[i] = new PackageFreezer(p.childPackages.get(i).packageName, 22421 userId, killReason); 22422 } 22423 } else { 22424 mChildren = null; 22425 } 22426 } 22427 mCloseGuard.open("close"); 22428 } 22429 22430 @Override 22431 protected void finalize() throws Throwable { 22432 try { 22433 if (mCloseGuard != null) { 22434 mCloseGuard.warnIfOpen(); 22435 } 22436 22437 close(); 22438 } finally { 22439 super.finalize(); 22440 } 22441 } 22442 22443 @Override 22444 public void close() { 22445 mCloseGuard.close(); 22446 if (mClosed.compareAndSet(false, true)) { 22447 synchronized (mPackages) { 22448 if (mWeFroze) { 22449 mFrozenPackages.remove(mPackageName); 22450 } 22451 22452 if (mChildren != null) { 22453 for (PackageFreezer freezer : mChildren) { 22454 freezer.close(); 22455 } 22456 } 22457 } 22458 } 22459 } 22460 } 22461 22462 /** 22463 * Verify that given package is currently frozen. 22464 */ 22465 private void checkPackageFrozen(String packageName) { 22466 synchronized (mPackages) { 22467 if (!mFrozenPackages.contains(packageName)) { 22468 Slog.wtf(TAG, "Expected " + packageName + " to be frozen!", new Throwable()); 22469 } 22470 } 22471 } 22472 22473 @Override 22474 public int movePackage(final String packageName, final String volumeUuid) { 22475 mContext.enforceCallingOrSelfPermission(android.Manifest.permission.MOVE_PACKAGE, null); 22476 22477 final int callingUid = Binder.getCallingUid(); 22478 final UserHandle user = new UserHandle(UserHandle.getUserId(callingUid)); 22479 final int moveId = mNextMoveId.getAndIncrement(); 22480 mHandler.post(new Runnable() { 22481 @Override 22482 public void run() { 22483 try { 22484 movePackageInternal(packageName, volumeUuid, moveId, callingUid, user); 22485 } catch (PackageManagerException e) { 22486 Slog.w(TAG, "Failed to move " + packageName, e); 22487 mMoveCallbacks.notifyStatusChanged(moveId, e.error); 22488 } 22489 } 22490 }); 22491 return moveId; 22492 } 22493 22494 private void movePackageInternal(final String packageName, final String volumeUuid, 22495 final int moveId, final int callingUid, UserHandle user) 22496 throws PackageManagerException { 22497 final StorageManager storage = mContext.getSystemService(StorageManager.class); 22498 final PackageManager pm = mContext.getPackageManager(); 22499 22500 final boolean currentAsec; 22501 final String currentVolumeUuid; 22502 final File codeFile; 22503 final String installerPackageName; 22504 final String packageAbiOverride; 22505 final int appId; 22506 final String seinfo; 22507 final String label; 22508 final int targetSdkVersion; 22509 final PackageFreezer freezer; 22510 final int[] installedUserIds; 22511 22512 // reader 22513 synchronized (mPackages) { 22514 final PackageParser.Package pkg = mPackages.get(packageName); 22515 final PackageSetting ps = mSettings.mPackages.get(packageName); 22516 if (pkg == null 22517 || ps == null 22518 || filterAppAccessLPr(ps, callingUid, user.getIdentifier())) { 22519 throw new PackageManagerException(MOVE_FAILED_DOESNT_EXIST, "Missing package"); 22520 } 22521 if (pkg.applicationInfo.isSystemApp()) { 22522 throw new PackageManagerException(MOVE_FAILED_SYSTEM_PACKAGE, 22523 "Cannot move system application"); 22524 } 22525 22526 final boolean isInternalStorage = VolumeInfo.ID_PRIVATE_INTERNAL.equals(volumeUuid); 22527 final boolean allow3rdPartyOnInternal = mContext.getResources().getBoolean( 22528 com.android.internal.R.bool.config_allow3rdPartyAppOnInternal); 22529 if (isInternalStorage && !allow3rdPartyOnInternal) { 22530 throw new PackageManagerException(MOVE_FAILED_3RD_PARTY_NOT_ALLOWED_ON_INTERNAL, 22531 "3rd party apps are not allowed on internal storage"); 22532 } 22533 22534 if (pkg.applicationInfo.isExternalAsec()) { 22535 currentAsec = true; 22536 currentVolumeUuid = StorageManager.UUID_PRIMARY_PHYSICAL; 22537 } else if (pkg.applicationInfo.isForwardLocked()) { 22538 currentAsec = true; 22539 currentVolumeUuid = "forward_locked"; 22540 } else { 22541 currentAsec = false; 22542 currentVolumeUuid = ps.volumeUuid; 22543 22544 final File probe = new File(pkg.codePath); 22545 final File probeOat = new File(probe, "oat"); 22546 if (!probe.isDirectory() || !probeOat.isDirectory()) { 22547 throw new PackageManagerException(MOVE_FAILED_INTERNAL_ERROR, 22548 "Move only supported for modern cluster style installs"); 22549 } 22550 } 22551 22552 if (Objects.equals(currentVolumeUuid, volumeUuid)) { 22553 throw new PackageManagerException(MOVE_FAILED_INTERNAL_ERROR, 22554 "Package already moved to " + volumeUuid); 22555 } 22556 if (pkg.applicationInfo.isInternal() && isPackageDeviceAdminOnAnyUser(packageName)) { 22557 throw new PackageManagerException(MOVE_FAILED_DEVICE_ADMIN, 22558 "Device admin cannot be moved"); 22559 } 22560 22561 if (mFrozenPackages.contains(packageName)) { 22562 throw new PackageManagerException(MOVE_FAILED_OPERATION_PENDING, 22563 "Failed to move already frozen package"); 22564 } 22565 22566 codeFile = new File(pkg.codePath); 22567 installerPackageName = ps.installerPackageName; 22568 packageAbiOverride = ps.cpuAbiOverrideString; 22569 appId = UserHandle.getAppId(pkg.applicationInfo.uid); 22570 seinfo = pkg.applicationInfo.seInfo; 22571 label = String.valueOf(pm.getApplicationLabel(pkg.applicationInfo)); 22572 targetSdkVersion = pkg.applicationInfo.targetSdkVersion; 22573 freezer = freezePackage(packageName, "movePackageInternal"); 22574 installedUserIds = ps.queryInstalledUsers(sUserManager.getUserIds(), true); 22575 } 22576 22577 final Bundle extras = new Bundle(); 22578 extras.putString(Intent.EXTRA_PACKAGE_NAME, packageName); 22579 extras.putString(Intent.EXTRA_TITLE, label); 22580 mMoveCallbacks.notifyCreated(moveId, extras); 22581 22582 int installFlags; 22583 final boolean moveCompleteApp; 22584 final File measurePath; 22585 22586 if (Objects.equals(StorageManager.UUID_PRIVATE_INTERNAL, volumeUuid)) { 22587 installFlags = INSTALL_INTERNAL; 22588 moveCompleteApp = !currentAsec; 22589 measurePath = Environment.getDataAppDirectory(volumeUuid); 22590 } else if (Objects.equals(StorageManager.UUID_PRIMARY_PHYSICAL, volumeUuid)) { 22591 installFlags = INSTALL_EXTERNAL; 22592 moveCompleteApp = false; 22593 measurePath = storage.getPrimaryPhysicalVolume().getPath(); 22594 } else { 22595 final VolumeInfo volume = storage.findVolumeByUuid(volumeUuid); 22596 if (volume == null || volume.getType() != VolumeInfo.TYPE_PRIVATE 22597 || !volume.isMountedWritable()) { 22598 freezer.close(); 22599 throw new PackageManagerException(MOVE_FAILED_INTERNAL_ERROR, 22600 "Move location not mounted private volume"); 22601 } 22602 22603 Preconditions.checkState(!currentAsec); 22604 22605 installFlags = INSTALL_INTERNAL; 22606 moveCompleteApp = true; 22607 measurePath = Environment.getDataAppDirectory(volumeUuid); 22608 } 22609 22610 // If we're moving app data around, we need all the users unlocked 22611 if (moveCompleteApp) { 22612 for (int userId : installedUserIds) { 22613 if (StorageManager.isFileEncryptedNativeOrEmulated() 22614 && !StorageManager.isUserKeyUnlocked(userId)) { 22615 throw new PackageManagerException(MOVE_FAILED_LOCKED_USER, 22616 "User " + userId + " must be unlocked"); 22617 } 22618 } 22619 } 22620 22621 final PackageStats stats = new PackageStats(null, -1); 22622 synchronized (mInstaller) { 22623 for (int userId : installedUserIds) { 22624 if (!getPackageSizeInfoLI(packageName, userId, stats)) { 22625 freezer.close(); 22626 throw new PackageManagerException(MOVE_FAILED_INTERNAL_ERROR, 22627 "Failed to measure package size"); 22628 } 22629 } 22630 } 22631 22632 if (DEBUG_INSTALL) Slog.d(TAG, "Measured code size " + stats.codeSize + ", data size " 22633 + stats.dataSize); 22634 22635 final long startFreeBytes = measurePath.getUsableSpace(); 22636 final long sizeBytes; 22637 if (moveCompleteApp) { 22638 sizeBytes = stats.codeSize + stats.dataSize; 22639 } else { 22640 sizeBytes = stats.codeSize; 22641 } 22642 22643 if (sizeBytes > storage.getStorageBytesUntilLow(measurePath)) { 22644 freezer.close(); 22645 throw new PackageManagerException(MOVE_FAILED_INTERNAL_ERROR, 22646 "Not enough free space to move"); 22647 } 22648 22649 mMoveCallbacks.notifyStatusChanged(moveId, 10); 22650 22651 final CountDownLatch installedLatch = new CountDownLatch(1); 22652 final IPackageInstallObserver2 installObserver = new IPackageInstallObserver2.Stub() { 22653 @Override 22654 public void onUserActionRequired(Intent intent) throws RemoteException { 22655 throw new IllegalStateException(); 22656 } 22657 22658 @Override 22659 public void onPackageInstalled(String basePackageName, int returnCode, String msg, 22660 Bundle extras) throws RemoteException { 22661 if (DEBUG_INSTALL) Slog.d(TAG, "Install result for move: " 22662 + PackageManager.installStatusToString(returnCode, msg)); 22663 22664 installedLatch.countDown(); 22665 freezer.close(); 22666 22667 final int status = PackageManager.installStatusToPublicStatus(returnCode); 22668 switch (status) { 22669 case PackageInstaller.STATUS_SUCCESS: 22670 mMoveCallbacks.notifyStatusChanged(moveId, 22671 PackageManager.MOVE_SUCCEEDED); 22672 break; 22673 case PackageInstaller.STATUS_FAILURE_STORAGE: 22674 mMoveCallbacks.notifyStatusChanged(moveId, 22675 PackageManager.MOVE_FAILED_INSUFFICIENT_STORAGE); 22676 break; 22677 default: 22678 mMoveCallbacks.notifyStatusChanged(moveId, 22679 PackageManager.MOVE_FAILED_INTERNAL_ERROR); 22680 break; 22681 } 22682 } 22683 }; 22684 22685 final MoveInfo move; 22686 if (moveCompleteApp) { 22687 // Kick off a thread to report progress estimates 22688 new Thread() { 22689 @Override 22690 public void run() { 22691 while (true) { 22692 try { 22693 if (installedLatch.await(1, TimeUnit.SECONDS)) { 22694 break; 22695 } 22696 } catch (InterruptedException ignored) { 22697 } 22698 22699 final long deltaFreeBytes = startFreeBytes - measurePath.getUsableSpace(); 22700 final int progress = 10 + (int) MathUtils.constrain( 22701 ((deltaFreeBytes * 80) / sizeBytes), 0, 80); 22702 mMoveCallbacks.notifyStatusChanged(moveId, progress); 22703 } 22704 } 22705 }.start(); 22706 22707 final String dataAppName = codeFile.getName(); 22708 move = new MoveInfo(moveId, currentVolumeUuid, volumeUuid, packageName, 22709 dataAppName, appId, seinfo, targetSdkVersion); 22710 } else { 22711 move = null; 22712 } 22713 22714 installFlags |= PackageManager.INSTALL_REPLACE_EXISTING; 22715 22716 final Message msg = mHandler.obtainMessage(INIT_COPY); 22717 final OriginInfo origin = OriginInfo.fromExistingFile(codeFile); 22718 final InstallParams params = new InstallParams(origin, move, installObserver, installFlags, 22719 installerPackageName, volumeUuid, null /*verificationInfo*/, user, 22720 packageAbiOverride, null /*grantedPermissions*/, 22721 PackageParser.SigningDetails.UNKNOWN, PackageManager.INSTALL_REASON_UNKNOWN); 22722 params.setTraceMethod("movePackage").setTraceCookie(System.identityHashCode(params)); 22723 msg.obj = params; 22724 22725 Trace.asyncTraceBegin(TRACE_TAG_PACKAGE_MANAGER, "movePackage", 22726 System.identityHashCode(msg.obj)); 22727 Trace.asyncTraceBegin(TRACE_TAG_PACKAGE_MANAGER, "queueInstall", 22728 System.identityHashCode(msg.obj)); 22729 22730 mHandler.sendMessage(msg); 22731 } 22732 22733 @Override 22734 public int movePrimaryStorage(String volumeUuid) throws RemoteException { 22735 mContext.enforceCallingOrSelfPermission(android.Manifest.permission.MOVE_PACKAGE, null); 22736 22737 final int realMoveId = mNextMoveId.getAndIncrement(); 22738 final Bundle extras = new Bundle(); 22739 extras.putString(VolumeRecord.EXTRA_FS_UUID, volumeUuid); 22740 mMoveCallbacks.notifyCreated(realMoveId, extras); 22741 22742 final IPackageMoveObserver callback = new IPackageMoveObserver.Stub() { 22743 @Override 22744 public void onCreated(int moveId, Bundle extras) { 22745 // Ignored 22746 } 22747 22748 @Override 22749 public void onStatusChanged(int moveId, int status, long estMillis) { 22750 mMoveCallbacks.notifyStatusChanged(realMoveId, status, estMillis); 22751 } 22752 }; 22753 22754 final StorageManager storage = mContext.getSystemService(StorageManager.class); 22755 storage.setPrimaryStorageUuid(volumeUuid, callback); 22756 return realMoveId; 22757 } 22758 22759 @Override 22760 public int getMoveStatus(int moveId) { 22761 mContext.enforceCallingOrSelfPermission( 22762 android.Manifest.permission.MOUNT_UNMOUNT_FILESYSTEMS, null); 22763 return mMoveCallbacks.mLastStatus.get(moveId); 22764 } 22765 22766 @Override 22767 public void registerMoveCallback(IPackageMoveObserver callback) { 22768 mContext.enforceCallingOrSelfPermission( 22769 android.Manifest.permission.MOUNT_UNMOUNT_FILESYSTEMS, null); 22770 mMoveCallbacks.register(callback); 22771 } 22772 22773 @Override 22774 public void unregisterMoveCallback(IPackageMoveObserver callback) { 22775 mContext.enforceCallingOrSelfPermission( 22776 android.Manifest.permission.MOUNT_UNMOUNT_FILESYSTEMS, null); 22777 mMoveCallbacks.unregister(callback); 22778 } 22779 22780 @Override 22781 public boolean setInstallLocation(int loc) { 22782 mContext.enforceCallingOrSelfPermission(android.Manifest.permission.WRITE_SECURE_SETTINGS, 22783 null); 22784 if (getInstallLocation() == loc) { 22785 return true; 22786 } 22787 if (loc == PackageHelper.APP_INSTALL_AUTO || loc == PackageHelper.APP_INSTALL_INTERNAL 22788 || loc == PackageHelper.APP_INSTALL_EXTERNAL) { 22789 android.provider.Settings.Global.putInt(mContext.getContentResolver(), 22790 android.provider.Settings.Global.DEFAULT_INSTALL_LOCATION, loc); 22791 return true; 22792 } 22793 return false; 22794 } 22795 22796 @Override 22797 public int getInstallLocation() { 22798 // allow instant app access 22799 return android.provider.Settings.Global.getInt(mContext.getContentResolver(), 22800 android.provider.Settings.Global.DEFAULT_INSTALL_LOCATION, 22801 PackageHelper.APP_INSTALL_AUTO); 22802 } 22803 22804 /** Called by UserManagerService */ 22805 void cleanUpUser(UserManagerService userManager, int userHandle) { 22806 synchronized (mPackages) { 22807 mDirtyUsers.remove(userHandle); 22808 mUserNeedsBadging.delete(userHandle); 22809 mSettings.removeUserLPw(userHandle); 22810 mPendingBroadcasts.remove(userHandle); 22811 mInstantAppRegistry.onUserRemovedLPw(userHandle); 22812 removeUnusedPackagesLPw(userManager, userHandle); 22813 } 22814 } 22815 22816 /** 22817 * We're removing userHandle and would like to remove any downloaded packages 22818 * that are no longer in use by any other user. 22819 * @param userHandle the user being removed 22820 */ 22821 private void removeUnusedPackagesLPw(UserManagerService userManager, final int userHandle) { 22822 final boolean DEBUG_CLEAN_APKS = false; 22823 int [] users = userManager.getUserIds(); 22824 Iterator<PackageSetting> psit = mSettings.mPackages.values().iterator(); 22825 while (psit.hasNext()) { 22826 PackageSetting ps = psit.next(); 22827 if (ps.pkg == null) { 22828 continue; 22829 } 22830 final String packageName = ps.pkg.packageName; 22831 // Skip over if system app 22832 if ((ps.pkgFlags & ApplicationInfo.FLAG_SYSTEM) != 0) { 22833 continue; 22834 } 22835 if (DEBUG_CLEAN_APKS) { 22836 Slog.i(TAG, "Checking package " + packageName); 22837 } 22838 boolean keep = shouldKeepUninstalledPackageLPr(packageName); 22839 if (keep) { 22840 if (DEBUG_CLEAN_APKS) { 22841 Slog.i(TAG, " Keeping package " + packageName + " - requested by DO"); 22842 } 22843 } else { 22844 for (int i = 0; i < users.length; i++) { 22845 if (users[i] != userHandle && ps.getInstalled(users[i])) { 22846 keep = true; 22847 if (DEBUG_CLEAN_APKS) { 22848 Slog.i(TAG, " Keeping package " + packageName + " for user " 22849 + users[i]); 22850 } 22851 break; 22852 } 22853 } 22854 } 22855 if (!keep) { 22856 if (DEBUG_CLEAN_APKS) { 22857 Slog.i(TAG, " Removing package " + packageName); 22858 } 22859 mHandler.post(new Runnable() { 22860 public void run() { 22861 deletePackageX(packageName, PackageManager.VERSION_CODE_HIGHEST, 22862 userHandle, 0); 22863 } //end run 22864 }); 22865 } 22866 } 22867 } 22868 22869 /** Called by UserManagerService */ 22870 void createNewUser(int userId, String[] disallowedPackages) { 22871 synchronized (mInstallLock) { 22872 mSettings.createNewUserLI(this, mInstaller, userId, disallowedPackages); 22873 } 22874 synchronized (mPackages) { 22875 scheduleWritePackageRestrictionsLocked(userId); 22876 scheduleWritePackageListLocked(userId); 22877 applyFactoryDefaultBrowserLPw(userId); 22878 primeDomainVerificationsLPw(userId); 22879 } 22880 } 22881 22882 void onNewUserCreated(final int userId) { 22883 mDefaultPermissionPolicy.grantDefaultPermissions(userId); 22884 synchronized(mPackages) { 22885 // If permission review for legacy apps is required, we represent 22886 // dagerous permissions for such apps as always granted runtime 22887 // permissions to keep per user flag state whether review is needed. 22888 // Hence, if a new user is added we have to propagate dangerous 22889 // permission grants for these legacy apps. 22890 if (mSettings.mPermissions.mPermissionReviewRequired) { 22891// NOTE: This adds UPDATE_PERMISSIONS_REPLACE_PKG 22892 mPermissionManager.updateAllPermissions( 22893 StorageManager.UUID_PRIVATE_INTERNAL, true, mPackages.values(), 22894 mPermissionCallback); 22895 } 22896 } 22897 } 22898 22899 @Override 22900 public VerifierDeviceIdentity getVerifierDeviceIdentity() throws RemoteException { 22901 mContext.enforceCallingOrSelfPermission( 22902 android.Manifest.permission.PACKAGE_VERIFICATION_AGENT, 22903 "Only package verification agents can read the verifier device identity"); 22904 22905 synchronized (mPackages) { 22906 return mSettings.getVerifierDeviceIdentityLPw(); 22907 } 22908 } 22909 22910 @Override 22911 public void setPermissionEnforced(String permission, boolean enforced) { 22912 // TODO: Now that we no longer change GID for storage, this should to away. 22913 mContext.enforceCallingOrSelfPermission(Manifest.permission.GRANT_RUNTIME_PERMISSIONS, 22914 "setPermissionEnforced"); 22915 if (READ_EXTERNAL_STORAGE.equals(permission)) { 22916 synchronized (mPackages) { 22917 if (mSettings.mReadExternalStorageEnforced == null 22918 || mSettings.mReadExternalStorageEnforced != enforced) { 22919 mSettings.mReadExternalStorageEnforced = 22920 enforced ? Boolean.TRUE : Boolean.FALSE; 22921 mSettings.writeLPr(); 22922 } 22923 } 22924 // kill any non-foreground processes so we restart them and 22925 // grant/revoke the GID. 22926 final IActivityManager am = ActivityManager.getService(); 22927 if (am != null) { 22928 final long token = Binder.clearCallingIdentity(); 22929 try { 22930 am.killProcessesBelowForeground("setPermissionEnforcement"); 22931 } catch (RemoteException e) { 22932 } finally { 22933 Binder.restoreCallingIdentity(token); 22934 } 22935 } 22936 } else { 22937 throw new IllegalArgumentException("No selective enforcement for " + permission); 22938 } 22939 } 22940 22941 @Override 22942 @Deprecated 22943 public boolean isPermissionEnforced(String permission) { 22944 // allow instant applications 22945 return true; 22946 } 22947 22948 @Override 22949 public boolean isStorageLow() { 22950 // allow instant applications 22951 final long token = Binder.clearCallingIdentity(); 22952 try { 22953 final DeviceStorageMonitorInternal 22954 dsm = LocalServices.getService(DeviceStorageMonitorInternal.class); 22955 if (dsm != null) { 22956 return dsm.isMemoryLow(); 22957 } else { 22958 return false; 22959 } 22960 } finally { 22961 Binder.restoreCallingIdentity(token); 22962 } 22963 } 22964 22965 @Override 22966 public IPackageInstaller getPackageInstaller() { 22967 if (getInstantAppPackageName(Binder.getCallingUid()) != null) { 22968 return null; 22969 } 22970 return mInstallerService; 22971 } 22972 22973 @Override 22974 public IArtManager getArtManager() { 22975 return mArtManagerService; 22976 } 22977 22978 private boolean userNeedsBadging(int userId) { 22979 int index = mUserNeedsBadging.indexOfKey(userId); 22980 if (index < 0) { 22981 final UserInfo userInfo; 22982 final long token = Binder.clearCallingIdentity(); 22983 try { 22984 userInfo = sUserManager.getUserInfo(userId); 22985 } finally { 22986 Binder.restoreCallingIdentity(token); 22987 } 22988 final boolean b; 22989 if (userInfo != null && userInfo.isManagedProfile()) { 22990 b = true; 22991 } else { 22992 b = false; 22993 } 22994 mUserNeedsBadging.put(userId, b); 22995 return b; 22996 } 22997 return mUserNeedsBadging.valueAt(index); 22998 } 22999 23000 @Override 23001 public KeySet getKeySetByAlias(String packageName, String alias) { 23002 if (packageName == null || alias == null) { 23003 return null; 23004 } 23005 synchronized(mPackages) { 23006 final PackageParser.Package pkg = mPackages.get(packageName); 23007 if (pkg == null) { 23008 Slog.w(TAG, "KeySet requested for unknown package: " + packageName); 23009 throw new IllegalArgumentException("Unknown package: " + packageName); 23010 } 23011 final PackageSetting ps = (PackageSetting) pkg.mExtras; 23012 if (filterAppAccessLPr(ps, Binder.getCallingUid(), UserHandle.getCallingUserId())) { 23013 Slog.w(TAG, "KeySet requested for filtered package: " + packageName); 23014 throw new IllegalArgumentException("Unknown package: " + packageName); 23015 } 23016 final KeySetManagerService ksms = mSettings.mKeySetManagerService; 23017 return new KeySet(ksms.getKeySetByAliasAndPackageNameLPr(packageName, alias)); 23018 } 23019 } 23020 23021 @Override 23022 public KeySet getSigningKeySet(String packageName) { 23023 if (packageName == null) { 23024 return null; 23025 } 23026 synchronized(mPackages) { 23027 final int callingUid = Binder.getCallingUid(); 23028 final int callingUserId = UserHandle.getUserId(callingUid); 23029 final PackageParser.Package pkg = mPackages.get(packageName); 23030 if (pkg == null) { 23031 Slog.w(TAG, "KeySet requested for unknown package: " + packageName); 23032 throw new IllegalArgumentException("Unknown package: " + packageName); 23033 } 23034 final PackageSetting ps = (PackageSetting) pkg.mExtras; 23035 if (filterAppAccessLPr(ps, callingUid, callingUserId)) { 23036 // filter and pretend the package doesn't exist 23037 Slog.w(TAG, "KeySet requested for filtered package: " + packageName 23038 + ", uid:" + callingUid); 23039 throw new IllegalArgumentException("Unknown package: " + packageName); 23040 } 23041 if (pkg.applicationInfo.uid != callingUid 23042 && Process.SYSTEM_UID != callingUid) { 23043 throw new SecurityException("May not access signing KeySet of other apps."); 23044 } 23045 final KeySetManagerService ksms = mSettings.mKeySetManagerService; 23046 return new KeySet(ksms.getSigningKeySetByPackageNameLPr(packageName)); 23047 } 23048 } 23049 23050 @Override 23051 public boolean isPackageSignedByKeySet(String packageName, KeySet ks) { 23052 final int callingUid = Binder.getCallingUid(); 23053 if (getInstantAppPackageName(callingUid) != null) { 23054 return false; 23055 } 23056 if (packageName == null || ks == null) { 23057 return false; 23058 } 23059 synchronized(mPackages) { 23060 final PackageParser.Package pkg = mPackages.get(packageName); 23061 if (pkg == null 23062 || filterAppAccessLPr((PackageSetting) pkg.mExtras, callingUid, 23063 UserHandle.getUserId(callingUid))) { 23064 Slog.w(TAG, "KeySet requested for unknown package: " + packageName); 23065 throw new IllegalArgumentException("Unknown package: " + packageName); 23066 } 23067 IBinder ksh = ks.getToken(); 23068 if (ksh instanceof KeySetHandle) { 23069 final KeySetManagerService ksms = mSettings.mKeySetManagerService; 23070 return ksms.packageIsSignedByLPr(packageName, (KeySetHandle) ksh); 23071 } 23072 return false; 23073 } 23074 } 23075 23076 @Override 23077 public boolean isPackageSignedByKeySetExactly(String packageName, KeySet ks) { 23078 final int callingUid = Binder.getCallingUid(); 23079 if (getInstantAppPackageName(callingUid) != null) { 23080 return false; 23081 } 23082 if (packageName == null || ks == null) { 23083 return false; 23084 } 23085 synchronized(mPackages) { 23086 final PackageParser.Package pkg = mPackages.get(packageName); 23087 if (pkg == null 23088 || filterAppAccessLPr((PackageSetting) pkg.mExtras, callingUid, 23089 UserHandle.getUserId(callingUid))) { 23090 Slog.w(TAG, "KeySet requested for unknown package: " + packageName); 23091 throw new IllegalArgumentException("Unknown package: " + packageName); 23092 } 23093 IBinder ksh = ks.getToken(); 23094 if (ksh instanceof KeySetHandle) { 23095 final KeySetManagerService ksms = mSettings.mKeySetManagerService; 23096 return ksms.packageIsSignedByExactlyLPr(packageName, (KeySetHandle) ksh); 23097 } 23098 return false; 23099 } 23100 } 23101 23102 private void deletePackageIfUnusedLPr(final String packageName) { 23103 PackageSetting ps = mSettings.mPackages.get(packageName); 23104 if (ps == null) { 23105 return; 23106 } 23107 if (!ps.isAnyInstalled(sUserManager.getUserIds())) { 23108 // TODO Implement atomic delete if package is unused 23109 // It is currently possible that the package will be deleted even if it is installed 23110 // after this method returns. 23111 mHandler.post(new Runnable() { 23112 public void run() { 23113 deletePackageX(packageName, PackageManager.VERSION_CODE_HIGHEST, 23114 0, PackageManager.DELETE_ALL_USERS); 23115 } 23116 }); 23117 } 23118 } 23119 23120 /** 23121 * Check and throw if the given before/after packages would be considered a 23122 * downgrade. 23123 */ 23124 private static void checkDowngrade(PackageParser.Package before, PackageInfoLite after) 23125 throws PackageManagerException { 23126 if (after.getLongVersionCode() < before.getLongVersionCode()) { 23127 throw new PackageManagerException(INSTALL_FAILED_VERSION_DOWNGRADE, 23128 "Update version code " + after.versionCode + " is older than current " 23129 + before.getLongVersionCode()); 23130 } else if (after.getLongVersionCode() == before.getLongVersionCode()) { 23131 if (after.baseRevisionCode < before.baseRevisionCode) { 23132 throw new PackageManagerException(INSTALL_FAILED_VERSION_DOWNGRADE, 23133 "Update base revision code " + after.baseRevisionCode 23134 + " is older than current " + before.baseRevisionCode); 23135 } 23136 23137 if (!ArrayUtils.isEmpty(after.splitNames)) { 23138 for (int i = 0; i < after.splitNames.length; i++) { 23139 final String splitName = after.splitNames[i]; 23140 final int j = ArrayUtils.indexOf(before.splitNames, splitName); 23141 if (j != -1) { 23142 if (after.splitRevisionCodes[i] < before.splitRevisionCodes[j]) { 23143 throw new PackageManagerException(INSTALL_FAILED_VERSION_DOWNGRADE, 23144 "Update split " + splitName + " revision code " 23145 + after.splitRevisionCodes[i] + " is older than current " 23146 + before.splitRevisionCodes[j]); 23147 } 23148 } 23149 } 23150 } 23151 } 23152 } 23153 23154 private static class MoveCallbacks extends Handler { 23155 private static final int MSG_CREATED = 1; 23156 private static final int MSG_STATUS_CHANGED = 2; 23157 23158 private final RemoteCallbackList<IPackageMoveObserver> 23159 mCallbacks = new RemoteCallbackList<>(); 23160 23161 private final SparseIntArray mLastStatus = new SparseIntArray(); 23162 23163 public MoveCallbacks(Looper looper) { 23164 super(looper); 23165 } 23166 23167 public void register(IPackageMoveObserver callback) { 23168 mCallbacks.register(callback); 23169 } 23170 23171 public void unregister(IPackageMoveObserver callback) { 23172 mCallbacks.unregister(callback); 23173 } 23174 23175 @Override 23176 public void handleMessage(Message msg) { 23177 final SomeArgs args = (SomeArgs) msg.obj; 23178 final int n = mCallbacks.beginBroadcast(); 23179 for (int i = 0; i < n; i++) { 23180 final IPackageMoveObserver callback = mCallbacks.getBroadcastItem(i); 23181 try { 23182 invokeCallback(callback, msg.what, args); 23183 } catch (RemoteException ignored) { 23184 } 23185 } 23186 mCallbacks.finishBroadcast(); 23187 args.recycle(); 23188 } 23189 23190 private void invokeCallback(IPackageMoveObserver callback, int what, SomeArgs args) 23191 throws RemoteException { 23192 switch (what) { 23193 case MSG_CREATED: { 23194 callback.onCreated(args.argi1, (Bundle) args.arg2); 23195 break; 23196 } 23197 case MSG_STATUS_CHANGED: { 23198 callback.onStatusChanged(args.argi1, args.argi2, (long) args.arg3); 23199 break; 23200 } 23201 } 23202 } 23203 23204 private void notifyCreated(int moveId, Bundle extras) { 23205 Slog.v(TAG, "Move " + moveId + " created " + extras.toString()); 23206 23207 final SomeArgs args = SomeArgs.obtain(); 23208 args.argi1 = moveId; 23209 args.arg2 = extras; 23210 obtainMessage(MSG_CREATED, args).sendToTarget(); 23211 } 23212 23213 private void notifyStatusChanged(int moveId, int status) { 23214 notifyStatusChanged(moveId, status, -1); 23215 } 23216 23217 private void notifyStatusChanged(int moveId, int status, long estMillis) { 23218 Slog.v(TAG, "Move " + moveId + " status " + status); 23219 23220 final SomeArgs args = SomeArgs.obtain(); 23221 args.argi1 = moveId; 23222 args.argi2 = status; 23223 args.arg3 = estMillis; 23224 obtainMessage(MSG_STATUS_CHANGED, args).sendToTarget(); 23225 23226 synchronized (mLastStatus) { 23227 mLastStatus.put(moveId, status); 23228 } 23229 } 23230 } 23231 23232 private final static class OnPermissionChangeListeners extends Handler { 23233 private static final int MSG_ON_PERMISSIONS_CHANGED = 1; 23234 23235 private final RemoteCallbackList<IOnPermissionsChangeListener> mPermissionListeners = 23236 new RemoteCallbackList<>(); 23237 23238 public OnPermissionChangeListeners(Looper looper) { 23239 super(looper); 23240 } 23241 23242 @Override 23243 public void handleMessage(Message msg) { 23244 switch (msg.what) { 23245 case MSG_ON_PERMISSIONS_CHANGED: { 23246 final int uid = msg.arg1; 23247 handleOnPermissionsChanged(uid); 23248 } break; 23249 } 23250 } 23251 23252 public void addListenerLocked(IOnPermissionsChangeListener listener) { 23253 mPermissionListeners.register(listener); 23254 23255 } 23256 23257 public void removeListenerLocked(IOnPermissionsChangeListener listener) { 23258 mPermissionListeners.unregister(listener); 23259 } 23260 23261 public void onPermissionsChanged(int uid) { 23262 if (mPermissionListeners.getRegisteredCallbackCount() > 0) { 23263 obtainMessage(MSG_ON_PERMISSIONS_CHANGED, uid, 0).sendToTarget(); 23264 } 23265 } 23266 23267 private void handleOnPermissionsChanged(int uid) { 23268 final int count = mPermissionListeners.beginBroadcast(); 23269 try { 23270 for (int i = 0; i < count; i++) { 23271 IOnPermissionsChangeListener callback = mPermissionListeners 23272 .getBroadcastItem(i); 23273 try { 23274 callback.onPermissionsChanged(uid); 23275 } catch (RemoteException e) { 23276 Log.e(TAG, "Permission listener is dead", e); 23277 } 23278 } 23279 } finally { 23280 mPermissionListeners.finishBroadcast(); 23281 } 23282 } 23283 } 23284 23285 private class PackageManagerNative extends IPackageManagerNative.Stub { 23286 @Override 23287 public String[] getNamesForUids(int[] uids) throws RemoteException { 23288 final String[] results = PackageManagerService.this.getNamesForUids(uids); 23289 // massage results so they can be parsed by the native binder 23290 for (int i = results.length - 1; i >= 0; --i) { 23291 if (results[i] == null) { 23292 results[i] = ""; 23293 } 23294 } 23295 return results; 23296 } 23297 23298 // NB: this differentiates between preloads and sideloads 23299 @Override 23300 public String getInstallerForPackage(String packageName) throws RemoteException { 23301 final String installerName = getInstallerPackageName(packageName); 23302 if (!TextUtils.isEmpty(installerName)) { 23303 return installerName; 23304 } 23305 // differentiate between preload and sideload 23306 int callingUser = UserHandle.getUserId(Binder.getCallingUid()); 23307 ApplicationInfo appInfo = getApplicationInfo(packageName, 23308 /*flags*/ 0, 23309 /*userId*/ callingUser); 23310 if (appInfo != null && (appInfo.flags & ApplicationInfo.FLAG_SYSTEM) != 0) { 23311 return "preload"; 23312 } 23313 return ""; 23314 } 23315 23316 @Override 23317 public long getVersionCodeForPackage(String packageName) throws RemoteException { 23318 try { 23319 int callingUser = UserHandle.getUserId(Binder.getCallingUid()); 23320 PackageInfo pInfo = getPackageInfo(packageName, 0, callingUser); 23321 if (pInfo != null) { 23322 return pInfo.getLongVersionCode(); 23323 } 23324 } catch (Exception e) { 23325 } 23326 return 0; 23327 } 23328 } 23329 23330 private class PackageManagerInternalImpl extends PackageManagerInternal { 23331 @Override 23332 public void updatePermissionFlagsTEMP(String permName, String packageName, int flagMask, 23333 int flagValues, int userId) { 23334 PackageManagerService.this.updatePermissionFlags( 23335 permName, packageName, flagMask, flagValues, userId); 23336 } 23337 23338 @Override 23339 public boolean isDataRestoreSafe(byte[] restoringFromSigHash, String packageName) { 23340 SigningDetails sd = getSigningDetails(packageName); 23341 if (sd == null) { 23342 return false; 23343 } 23344 return sd.hasSha256Certificate(restoringFromSigHash, 23345 SigningDetails.CertCapabilities.INSTALLED_DATA); 23346 } 23347 23348 @Override 23349 public boolean isDataRestoreSafe(Signature restoringFromSig, String packageName) { 23350 SigningDetails sd = getSigningDetails(packageName); 23351 if (sd == null) { 23352 return false; 23353 } 23354 return sd.hasCertificate(restoringFromSig, 23355 SigningDetails.CertCapabilities.INSTALLED_DATA); 23356 } 23357 23358 private SigningDetails getSigningDetails(String packageName) { 23359 synchronized (mPackages) { 23360 if (packageName == null) { 23361 return null; 23362 } 23363 PackageParser.Package p = mPackages.get(packageName); 23364 if (p == null) { 23365 return null; 23366 } 23367 return p.mSigningDetails; 23368 } 23369 } 23370 23371 @Override 23372 public int getPermissionFlagsTEMP(String permName, String packageName, int userId) { 23373 return PackageManagerService.this.getPermissionFlags(permName, packageName, userId); 23374 } 23375 23376 @Override 23377 public boolean isInstantApp(String packageName, int userId) { 23378 return PackageManagerService.this.isInstantApp(packageName, userId); 23379 } 23380 23381 @Override 23382 public String getInstantAppPackageName(int uid) { 23383 return PackageManagerService.this.getInstantAppPackageName(uid); 23384 } 23385 23386 @Override 23387 public boolean filterAppAccess(PackageParser.Package pkg, int callingUid, int userId) { 23388 synchronized (mPackages) { 23389 return PackageManagerService.this.filterAppAccessLPr( 23390 (PackageSetting) pkg.mExtras, callingUid, userId); 23391 } 23392 } 23393 23394 @Override 23395 public PackageParser.Package getPackage(String packageName) { 23396 synchronized (mPackages) { 23397 packageName = resolveInternalPackageNameLPr( 23398 packageName, PackageManager.VERSION_CODE_HIGHEST); 23399 return mPackages.get(packageName); 23400 } 23401 } 23402 23403 @Override 23404 public PackageList getPackageList(PackageListObserver observer) { 23405 synchronized (mPackages) { 23406 final int N = mPackages.size(); 23407 final ArrayList<String> list = new ArrayList<>(N); 23408 for (int i = 0; i < N; i++) { 23409 list.add(mPackages.keyAt(i)); 23410 } 23411 final PackageList packageList = new PackageList(list, observer); 23412 if (observer != null) { 23413 mPackageListObservers.add(packageList); 23414 } 23415 return packageList; 23416 } 23417 } 23418 23419 @Override 23420 public void removePackageListObserver(PackageListObserver observer) { 23421 synchronized (mPackages) { 23422 mPackageListObservers.remove(observer); 23423 } 23424 } 23425 23426 @Override 23427 public PackageParser.Package getDisabledPackage(String packageName) { 23428 synchronized (mPackages) { 23429 final PackageSetting ps = mSettings.getDisabledSystemPkgLPr(packageName); 23430 return (ps != null) ? ps.pkg : null; 23431 } 23432 } 23433 23434 @Override 23435 public String getKnownPackageName(int knownPackage, int userId) { 23436 switch(knownPackage) { 23437 case PackageManagerInternal.PACKAGE_BROWSER: 23438 return getDefaultBrowserPackageName(userId); 23439 case PackageManagerInternal.PACKAGE_INSTALLER: 23440 return mRequiredInstallerPackage; 23441 case PackageManagerInternal.PACKAGE_SETUP_WIZARD: 23442 return mSetupWizardPackage; 23443 case PackageManagerInternal.PACKAGE_SYSTEM: 23444 return "android"; 23445 case PackageManagerInternal.PACKAGE_VERIFIER: 23446 return mRequiredVerifierPackage; 23447 case PackageManagerInternal.PACKAGE_SYSTEM_TEXT_CLASSIFIER: 23448 return mSystemTextClassifierPackage; 23449 } 23450 return null; 23451 } 23452 23453 @Override 23454 public boolean isResolveActivityComponent(ComponentInfo component) { 23455 return mResolveActivity.packageName.equals(component.packageName) 23456 && mResolveActivity.name.equals(component.name); 23457 } 23458 23459 @Override 23460 public void setLocationPackagesProvider(PackagesProvider provider) { 23461 mDefaultPermissionPolicy.setLocationPackagesProvider(provider); 23462 } 23463 23464 @Override 23465 public void setVoiceInteractionPackagesProvider(PackagesProvider provider) { 23466 mDefaultPermissionPolicy.setVoiceInteractionPackagesProvider(provider); 23467 } 23468 23469 @Override 23470 public void setSmsAppPackagesProvider(PackagesProvider provider) { 23471 mDefaultPermissionPolicy.setSmsAppPackagesProvider(provider); 23472 } 23473 23474 @Override 23475 public void setDialerAppPackagesProvider(PackagesProvider provider) { 23476 mDefaultPermissionPolicy.setDialerAppPackagesProvider(provider); 23477 } 23478 23479 @Override 23480 public void setSimCallManagerPackagesProvider(PackagesProvider provider) { 23481 mDefaultPermissionPolicy.setSimCallManagerPackagesProvider(provider); 23482 } 23483 23484 @Override 23485 public void setUseOpenWifiAppPackagesProvider(PackagesProvider provider) { 23486 mDefaultPermissionPolicy.setUseOpenWifiAppPackagesProvider(provider); 23487 } 23488 23489 @Override 23490 public void setSyncAdapterPackagesprovider(SyncAdapterPackagesProvider provider) { 23491 mDefaultPermissionPolicy.setSyncAdapterPackagesProvider(provider); 23492 } 23493 23494 @Override 23495 public void grantDefaultPermissionsToDefaultSmsApp(String packageName, int userId) { 23496 mDefaultPermissionPolicy.grantDefaultPermissionsToDefaultSmsApp(packageName, userId); 23497 } 23498 23499 @Override 23500 public void grantDefaultPermissionsToDefaultDialerApp(String packageName, int userId) { 23501 synchronized (mPackages) { 23502 mSettings.setDefaultDialerPackageNameLPw(packageName, userId); 23503 } 23504 mDefaultPermissionPolicy.grantDefaultPermissionsToDefaultDialerApp(packageName, userId); 23505 } 23506 23507 @Override 23508 public void grantDefaultPermissionsToDefaultSimCallManager(String packageName, int userId) { 23509 mDefaultPermissionPolicy.grantDefaultPermissionsToDefaultSimCallManager( 23510 packageName, userId); 23511 } 23512 23513 @Override 23514 public void grantDefaultPermissionsToDefaultUseOpenWifiApp(String packageName, int userId) { 23515 mDefaultPermissionPolicy.grantDefaultPermissionsToDefaultUseOpenWifiApp( 23516 packageName, userId); 23517 } 23518 23519 @Override 23520 public void setKeepUninstalledPackages(final List<String> packageList) { 23521 Preconditions.checkNotNull(packageList); 23522 List<String> removedFromList = null; 23523 synchronized (mPackages) { 23524 if (mKeepUninstalledPackages != null) { 23525 final int packagesCount = mKeepUninstalledPackages.size(); 23526 for (int i = 0; i < packagesCount; i++) { 23527 String oldPackage = mKeepUninstalledPackages.get(i); 23528 if (packageList != null && packageList.contains(oldPackage)) { 23529 continue; 23530 } 23531 if (removedFromList == null) { 23532 removedFromList = new ArrayList<>(); 23533 } 23534 removedFromList.add(oldPackage); 23535 } 23536 } 23537 mKeepUninstalledPackages = new ArrayList<>(packageList); 23538 if (removedFromList != null) { 23539 final int removedCount = removedFromList.size(); 23540 for (int i = 0; i < removedCount; i++) { 23541 deletePackageIfUnusedLPr(removedFromList.get(i)); 23542 } 23543 } 23544 } 23545 } 23546 23547 @Override 23548 public boolean isPermissionsReviewRequired(String packageName, int userId) { 23549 synchronized (mPackages) { 23550 return mPermissionManager.isPermissionsReviewRequired( 23551 mPackages.get(packageName), userId); 23552 } 23553 } 23554 23555 @Override 23556 public PackageInfo getPackageInfo( 23557 String packageName, int flags, int filterCallingUid, int userId) { 23558 return PackageManagerService.this 23559 .getPackageInfoInternal(packageName, PackageManager.VERSION_CODE_HIGHEST, 23560 flags, filterCallingUid, userId); 23561 } 23562 23563 @Override 23564 public int getPackageUid(String packageName, int flags, int userId) { 23565 return PackageManagerService.this 23566 .getPackageUid(packageName, flags, userId); 23567 } 23568 23569 @Override 23570 public ApplicationInfo getApplicationInfo( 23571 String packageName, int flags, int filterCallingUid, int userId) { 23572 return PackageManagerService.this 23573 .getApplicationInfoInternal(packageName, flags, filterCallingUid, userId); 23574 } 23575 23576 @Override 23577 public ActivityInfo getActivityInfo( 23578 ComponentName component, int flags, int filterCallingUid, int userId) { 23579 return PackageManagerService.this 23580 .getActivityInfoInternal(component, flags, filterCallingUid, userId); 23581 } 23582 23583 @Override 23584 public List<ResolveInfo> queryIntentActivities( 23585 Intent intent, int flags, int filterCallingUid, int userId) { 23586 final String resolvedType = intent.resolveTypeIfNeeded(mContext.getContentResolver()); 23587 return PackageManagerService.this 23588 .queryIntentActivitiesInternal(intent, resolvedType, flags, filterCallingUid, 23589 userId, false /*resolveForStart*/, true /*allowDynamicSplits*/); 23590 } 23591 23592 @Override 23593 public List<ResolveInfo> queryIntentServices( 23594 Intent intent, int flags, int callingUid, int userId) { 23595 final String resolvedType = intent.resolveTypeIfNeeded(mContext.getContentResolver()); 23596 return PackageManagerService.this 23597 .queryIntentServicesInternal(intent, resolvedType, flags, userId, callingUid, 23598 false); 23599 } 23600 23601 @Override 23602 public ComponentName getHomeActivitiesAsUser(List<ResolveInfo> allHomeCandidates, 23603 int userId) { 23604 return PackageManagerService.this.getHomeActivitiesAsUser(allHomeCandidates, userId); 23605 } 23606 23607 @Override 23608 public ComponentName getDefaultHomeActivity(int userId) { 23609 return PackageManagerService.this.getDefaultHomeActivity(userId); 23610 } 23611 23612 @Override 23613 public void setDeviceAndProfileOwnerPackages( 23614 int deviceOwnerUserId, String deviceOwnerPackage, 23615 SparseArray<String> profileOwnerPackages) { 23616 mProtectedPackages.setDeviceAndProfileOwnerPackages( 23617 deviceOwnerUserId, deviceOwnerPackage, profileOwnerPackages); 23618 } 23619 23620 @Override 23621 public boolean isPackageDataProtected(int userId, String packageName) { 23622 return mProtectedPackages.isPackageDataProtected(userId, packageName); 23623 } 23624 23625 @Override 23626 public boolean isPackageEphemeral(int userId, String packageName) { 23627 synchronized (mPackages) { 23628 final PackageSetting ps = mSettings.mPackages.get(packageName); 23629 return ps != null ? ps.getInstantApp(userId) : false; 23630 } 23631 } 23632 23633 @Override 23634 public boolean wasPackageEverLaunched(String packageName, int userId) { 23635 synchronized (mPackages) { 23636 return mSettings.wasPackageEverLaunchedLPr(packageName, userId); 23637 } 23638 } 23639 23640 @Override 23641 public void grantRuntimePermission(String packageName, String permName, int userId, 23642 boolean overridePolicy) { 23643 PackageManagerService.this.mPermissionManager.grantRuntimePermission( 23644 permName, packageName, overridePolicy, getCallingUid(), userId, 23645 mPermissionCallback); 23646 } 23647 23648 @Override 23649 public void revokeRuntimePermission(String packageName, String permName, int userId, 23650 boolean overridePolicy) { 23651 mPermissionManager.revokeRuntimePermission( 23652 permName, packageName, overridePolicy, getCallingUid(), userId, 23653 mPermissionCallback); 23654 } 23655 23656 @Override 23657 public String getNameForUid(int uid) { 23658 return PackageManagerService.this.getNameForUid(uid); 23659 } 23660 23661 @Override 23662 public void requestInstantAppResolutionPhaseTwo(AuxiliaryResolveInfo responseObj, 23663 Intent origIntent, String resolvedType, String callingPackage, 23664 Bundle verificationBundle, int userId) { 23665 PackageManagerService.this.requestInstantAppResolutionPhaseTwo( 23666 responseObj, origIntent, resolvedType, callingPackage, verificationBundle, 23667 userId); 23668 } 23669 23670 @Override 23671 public void grantEphemeralAccess(int userId, Intent intent, 23672 int targetAppId, int ephemeralAppId) { 23673 synchronized (mPackages) { 23674 mInstantAppRegistry.grantInstantAccessLPw(userId, intent, 23675 targetAppId, ephemeralAppId); 23676 } 23677 } 23678 23679 @Override 23680 public boolean isInstantAppInstallerComponent(ComponentName component) { 23681 synchronized (mPackages) { 23682 return mInstantAppInstallerActivity != null 23683 && mInstantAppInstallerActivity.getComponentName().equals(component); 23684 } 23685 } 23686 23687 @Override 23688 public void pruneInstantApps() { 23689 mInstantAppRegistry.pruneInstantApps(); 23690 } 23691 23692 @Override 23693 public String getSetupWizardPackageName() { 23694 return mSetupWizardPackage; 23695 } 23696 23697 public void setExternalSourcesPolicy(ExternalSourcesPolicy policy) { 23698 if (policy != null) { 23699 mExternalSourcesPolicy = policy; 23700 } 23701 } 23702 23703 @Override 23704 public boolean isPackagePersistent(String packageName) { 23705 synchronized (mPackages) { 23706 PackageParser.Package pkg = mPackages.get(packageName); 23707 return pkg != null 23708 ? ((pkg.applicationInfo.flags&(ApplicationInfo.FLAG_SYSTEM 23709 | ApplicationInfo.FLAG_PERSISTENT)) == 23710 (ApplicationInfo.FLAG_SYSTEM | ApplicationInfo.FLAG_PERSISTENT)) 23711 : false; 23712 } 23713 } 23714 23715 @Override 23716 public boolean isLegacySystemApp(Package pkg) { 23717 synchronized (mPackages) { 23718 final PackageSetting ps = (PackageSetting) pkg.mExtras; 23719 return mPromoteSystemApps 23720 && ps.isSystem() 23721 && mExistingSystemPackages.contains(ps.name); 23722 } 23723 } 23724 23725 @Override 23726 public List<PackageInfo> getOverlayPackages(int userId) { 23727 final ArrayList<PackageInfo> overlayPackages = new ArrayList<PackageInfo>(); 23728 synchronized (mPackages) { 23729 for (PackageParser.Package p : mPackages.values()) { 23730 if (p.mOverlayTarget != null) { 23731 PackageInfo pkg = generatePackageInfo((PackageSetting)p.mExtras, 0, userId); 23732 if (pkg != null) { 23733 overlayPackages.add(pkg); 23734 } 23735 } 23736 } 23737 } 23738 return overlayPackages; 23739 } 23740 23741 @Override 23742 public List<String> getTargetPackageNames(int userId) { 23743 List<String> targetPackages = new ArrayList<>(); 23744 synchronized (mPackages) { 23745 for (PackageParser.Package p : mPackages.values()) { 23746 if (p.mOverlayTarget == null) { 23747 targetPackages.add(p.packageName); 23748 } 23749 } 23750 } 23751 return targetPackages; 23752 } 23753 23754 @Override 23755 public boolean setEnabledOverlayPackages(int userId, @NonNull String targetPackageName, 23756 @Nullable List<String> overlayPackageNames) { 23757 synchronized (mPackages) { 23758 if (targetPackageName == null || mPackages.get(targetPackageName) == null) { 23759 Slog.e(TAG, "failed to find package " + targetPackageName); 23760 return false; 23761 } 23762 ArrayList<String> overlayPaths = null; 23763 if (overlayPackageNames != null && overlayPackageNames.size() > 0) { 23764 final int N = overlayPackageNames.size(); 23765 overlayPaths = new ArrayList<>(N); 23766 for (int i = 0; i < N; i++) { 23767 final String packageName = overlayPackageNames.get(i); 23768 final PackageParser.Package pkg = mPackages.get(packageName); 23769 if (pkg == null) { 23770 Slog.e(TAG, "failed to find package " + packageName); 23771 return false; 23772 } 23773 overlayPaths.add(pkg.baseCodePath); 23774 } 23775 } 23776 23777 final PackageSetting ps = mSettings.mPackages.get(targetPackageName); 23778 ps.setOverlayPaths(overlayPaths, userId); 23779 return true; 23780 } 23781 } 23782 23783 @Override 23784 public ResolveInfo resolveIntent(Intent intent, String resolvedType, 23785 int flags, int userId, boolean resolveForStart) { 23786 return resolveIntentInternal( 23787 intent, resolvedType, flags, userId, resolveForStart); 23788 } 23789 23790 @Override 23791 public ResolveInfo resolveService(Intent intent, String resolvedType, 23792 int flags, int userId, int callingUid) { 23793 return resolveServiceInternal(intent, resolvedType, flags, userId, callingUid); 23794 } 23795 23796 @Override 23797 public ProviderInfo resolveContentProvider(String name, int flags, int userId) { 23798 return PackageManagerService.this.resolveContentProviderInternal( 23799 name, flags, userId); 23800 } 23801 23802 @Override 23803 public void addIsolatedUid(int isolatedUid, int ownerUid) { 23804 synchronized (mPackages) { 23805 mIsolatedOwners.put(isolatedUid, ownerUid); 23806 } 23807 } 23808 23809 @Override 23810 public void removeIsolatedUid(int isolatedUid) { 23811 synchronized (mPackages) { 23812 mIsolatedOwners.delete(isolatedUid); 23813 } 23814 } 23815 23816 @Override 23817 public int getUidTargetSdkVersion(int uid) { 23818 synchronized (mPackages) { 23819 return getUidTargetSdkVersionLockedLPr(uid); 23820 } 23821 } 23822 23823 @Override 23824 public int getPackageTargetSdkVersion(String packageName) { 23825 synchronized (mPackages) { 23826 return getPackageTargetSdkVersionLockedLPr(packageName); 23827 } 23828 } 23829 23830 @Override 23831 public boolean canAccessInstantApps(int callingUid, int userId) { 23832 return PackageManagerService.this.canViewInstantApps(callingUid, userId); 23833 } 23834 23835 @Override 23836 public boolean hasInstantApplicationMetadata(String packageName, int userId) { 23837 synchronized (mPackages) { 23838 return mInstantAppRegistry.hasInstantApplicationMetadataLPr(packageName, userId); 23839 } 23840 } 23841 23842 @Override 23843 public void notifyPackageUse(String packageName, int reason) { 23844 synchronized (mPackages) { 23845 PackageManagerService.this.notifyPackageUseLocked(packageName, reason); 23846 } 23847 } 23848 } 23849 23850 @Override 23851 public void grantDefaultPermissionsToEnabledCarrierApps(String[] packageNames, int userId) { 23852 enforceSystemOrPhoneCaller("grantPermissionsToEnabledCarrierApps"); 23853 synchronized (mPackages) { 23854 final long identity = Binder.clearCallingIdentity(); 23855 try { 23856 mDefaultPermissionPolicy.grantDefaultPermissionsToEnabledCarrierApps( 23857 packageNames, userId); 23858 } finally { 23859 Binder.restoreCallingIdentity(identity); 23860 } 23861 } 23862 } 23863 23864 @Override 23865 public void grantDefaultPermissionsToEnabledImsServices(String[] packageNames, int userId) { 23866 enforceSystemOrPhoneCaller("grantDefaultPermissionsToEnabledImsServices"); 23867 synchronized (mPackages) { 23868 final long identity = Binder.clearCallingIdentity(); 23869 try { 23870 mDefaultPermissionPolicy.grantDefaultPermissionsToEnabledImsServices( 23871 packageNames, userId); 23872 } finally { 23873 Binder.restoreCallingIdentity(identity); 23874 } 23875 } 23876 } 23877 23878 private static void enforceSystemOrPhoneCaller(String tag) { 23879 int callingUid = Binder.getCallingUid(); 23880 if (callingUid != Process.PHONE_UID && callingUid != Process.SYSTEM_UID) { 23881 throw new SecurityException( 23882 "Cannot call " + tag + " from UID " + callingUid); 23883 } 23884 } 23885 23886 boolean isHistoricalPackageUsageAvailable() { 23887 return mPackageUsage.isHistoricalPackageUsageAvailable(); 23888 } 23889 23890 /** 23891 * Return a <b>copy</b> of the collection of packages known to the package manager. 23892 * @return A copy of the values of mPackages. 23893 */ 23894 Collection<PackageParser.Package> getPackages() { 23895 synchronized (mPackages) { 23896 return new ArrayList<>(mPackages.values()); 23897 } 23898 } 23899 23900 /** 23901 * Logs process start information (including base APK hash) to the security log. 23902 * @hide 23903 */ 23904 @Override 23905 public void logAppProcessStartIfNeeded(String processName, int uid, String seinfo, 23906 String apkFile, int pid) { 23907 if (getInstantAppPackageName(Binder.getCallingUid()) != null) { 23908 return; 23909 } 23910 if (!SecurityLog.isLoggingEnabled()) { 23911 return; 23912 } 23913 Bundle data = new Bundle(); 23914 data.putLong("startTimestamp", System.currentTimeMillis()); 23915 data.putString("processName", processName); 23916 data.putInt("uid", uid); 23917 data.putString("seinfo", seinfo); 23918 data.putString("apkFile", apkFile); 23919 data.putInt("pid", pid); 23920 Message msg = mProcessLoggingHandler.obtainMessage( 23921 ProcessLoggingHandler.LOG_APP_PROCESS_START_MSG); 23922 msg.setData(data); 23923 mProcessLoggingHandler.sendMessage(msg); 23924 } 23925 23926 public CompilerStats.PackageStats getCompilerPackageStats(String pkgName) { 23927 return mCompilerStats.getPackageStats(pkgName); 23928 } 23929 23930 public CompilerStats.PackageStats getOrCreateCompilerPackageStats(PackageParser.Package pkg) { 23931 return getOrCreateCompilerPackageStats(pkg.packageName); 23932 } 23933 23934 public CompilerStats.PackageStats getOrCreateCompilerPackageStats(String pkgName) { 23935 return mCompilerStats.getOrCreatePackageStats(pkgName); 23936 } 23937 23938 public void deleteCompilerPackageStats(String pkgName) { 23939 mCompilerStats.deletePackageStats(pkgName); 23940 } 23941 23942 @Override 23943 public int getInstallReason(String packageName, int userId) { 23944 final int callingUid = Binder.getCallingUid(); 23945 mPermissionManager.enforceCrossUserPermission(callingUid, userId, 23946 true /* requireFullPermission */, false /* checkShell */, 23947 "get install reason"); 23948 synchronized (mPackages) { 23949 final PackageSetting ps = mSettings.mPackages.get(packageName); 23950 if (filterAppAccessLPr(ps, callingUid, userId)) { 23951 return PackageManager.INSTALL_REASON_UNKNOWN; 23952 } 23953 if (ps != null) { 23954 return ps.getInstallReason(userId); 23955 } 23956 } 23957 return PackageManager.INSTALL_REASON_UNKNOWN; 23958 } 23959 23960 @Override 23961 public boolean canRequestPackageInstalls(String packageName, int userId) { 23962 return canRequestPackageInstallsInternal(packageName, 0, userId, 23963 true /* throwIfPermNotDeclared*/); 23964 } 23965 23966 private boolean canRequestPackageInstallsInternal(String packageName, int flags, int userId, 23967 boolean throwIfPermNotDeclared) { 23968 int callingUid = Binder.getCallingUid(); 23969 int uid = getPackageUid(packageName, 0, userId); 23970 if (callingUid != uid && callingUid != Process.ROOT_UID 23971 && callingUid != Process.SYSTEM_UID) { 23972 throw new SecurityException( 23973 "Caller uid " + callingUid + " does not own package " + packageName); 23974 } 23975 ApplicationInfo info = getApplicationInfo(packageName, flags, userId); 23976 if (info == null) { 23977 return false; 23978 } 23979 if (info.targetSdkVersion < Build.VERSION_CODES.O) { 23980 return false; 23981 } 23982 String appOpPermission = Manifest.permission.REQUEST_INSTALL_PACKAGES; 23983 String[] packagesDeclaringPermission = getAppOpPermissionPackages(appOpPermission); 23984 if (!ArrayUtils.contains(packagesDeclaringPermission, packageName)) { 23985 if (throwIfPermNotDeclared) { 23986 throw new SecurityException("Need to declare " + appOpPermission 23987 + " to call this api"); 23988 } else { 23989 Slog.e(TAG, "Need to declare " + appOpPermission + " to call this api"); 23990 return false; 23991 } 23992 } 23993 if (sUserManager.hasUserRestriction(UserManager.DISALLOW_INSTALL_UNKNOWN_SOURCES, userId)) { 23994 return false; 23995 } 23996 if (mExternalSourcesPolicy != null) { 23997 int isTrusted = mExternalSourcesPolicy.getPackageTrustedToInstallApps(packageName, uid); 23998 if (isTrusted != PackageManagerInternal.ExternalSourcesPolicy.USER_DEFAULT) { 23999 return isTrusted == PackageManagerInternal.ExternalSourcesPolicy.USER_TRUSTED; 24000 } 24001 } 24002 return checkUidPermission(appOpPermission, uid) == PERMISSION_GRANTED; 24003 } 24004 24005 @Override 24006 public ComponentName getInstantAppResolverSettingsComponent() { 24007 return mInstantAppResolverSettingsComponent; 24008 } 24009 24010 @Override 24011 public ComponentName getInstantAppInstallerComponent() { 24012 if (getInstantAppPackageName(Binder.getCallingUid()) != null) { 24013 return null; 24014 } 24015 return mInstantAppInstallerActivity == null 24016 ? null : mInstantAppInstallerActivity.getComponentName(); 24017 } 24018 24019 @Override 24020 public String getInstantAppAndroidId(String packageName, int userId) { 24021 mContext.enforceCallingOrSelfPermission(android.Manifest.permission.ACCESS_INSTANT_APPS, 24022 "getInstantAppAndroidId"); 24023 mPermissionManager.enforceCrossUserPermission(Binder.getCallingUid(), userId, 24024 true /* requireFullPermission */, false /* checkShell */, 24025 "getInstantAppAndroidId"); 24026 // Make sure the target is an Instant App. 24027 if (!isInstantApp(packageName, userId)) { 24028 return null; 24029 } 24030 synchronized (mPackages) { 24031 return mInstantAppRegistry.getInstantAppAndroidIdLPw(packageName, userId); 24032 } 24033 } 24034 24035 boolean canHaveOatDir(String packageName) { 24036 synchronized (mPackages) { 24037 PackageParser.Package p = mPackages.get(packageName); 24038 if (p == null) { 24039 return false; 24040 } 24041 return p.canHaveOatDir(); 24042 } 24043 } 24044 24045 private String getOatDir(PackageParser.Package pkg) { 24046 if (!pkg.canHaveOatDir()) { 24047 return null; 24048 } 24049 File codePath = new File(pkg.codePath); 24050 if (codePath.isDirectory()) { 24051 return PackageDexOptimizer.getOatDir(codePath).getAbsolutePath(); 24052 } 24053 return null; 24054 } 24055 24056 void deleteOatArtifactsOfPackage(String packageName) { 24057 final String[] instructionSets; 24058 final List<String> codePaths; 24059 final String oatDir; 24060 final PackageParser.Package pkg; 24061 synchronized (mPackages) { 24062 pkg = mPackages.get(packageName); 24063 } 24064 instructionSets = getAppDexInstructionSets(pkg.applicationInfo); 24065 codePaths = pkg.getAllCodePaths(); 24066 oatDir = getOatDir(pkg); 24067 24068 for (String codePath : codePaths) { 24069 for (String isa : instructionSets) { 24070 try { 24071 mInstaller.deleteOdex(codePath, isa, oatDir); 24072 } catch (InstallerException e) { 24073 Log.e(TAG, "Failed deleting oat files for " + codePath, e); 24074 } 24075 } 24076 } 24077 } 24078 24079 Set<String> getUnusedPackages(long downgradeTimeThresholdMillis) { 24080 Set<String> unusedPackages = new HashSet<>(); 24081 long currentTimeInMillis = System.currentTimeMillis(); 24082 synchronized (mPackages) { 24083 for (PackageParser.Package pkg : mPackages.values()) { 24084 PackageSetting ps = mSettings.mPackages.get(pkg.packageName); 24085 if (ps == null) { 24086 continue; 24087 } 24088 PackageDexUsage.PackageUseInfo packageUseInfo = 24089 getDexManager().getPackageUseInfoOrDefault(pkg.packageName); 24090 if (PackageManagerServiceUtils 24091 .isUnusedSinceTimeInMillis(ps.firstInstallTime, currentTimeInMillis, 24092 downgradeTimeThresholdMillis, packageUseInfo, 24093 pkg.getLatestPackageUseTimeInMills(), 24094 pkg.getLatestForegroundPackageUseTimeInMills())) { 24095 unusedPackages.add(pkg.packageName); 24096 } 24097 } 24098 } 24099 return unusedPackages; 24100 } 24101 24102 @Override 24103 public void setHarmfulAppWarning(@NonNull String packageName, @Nullable CharSequence warning, 24104 int userId) { 24105 final int callingUid = Binder.getCallingUid(); 24106 final int callingAppId = UserHandle.getAppId(callingUid); 24107 24108 mPermissionManager.enforceCrossUserPermission(callingUid, userId, 24109 true /*requireFullPermission*/, true /*checkShell*/, "setHarmfulAppInfo"); 24110 24111 if (callingAppId != Process.SYSTEM_UID && callingAppId != Process.ROOT_UID && 24112 checkUidPermission(SET_HARMFUL_APP_WARNINGS, callingUid) != PERMISSION_GRANTED) { 24113 throw new SecurityException("Caller must have the " 24114 + SET_HARMFUL_APP_WARNINGS + " permission."); 24115 } 24116 24117 synchronized(mPackages) { 24118 mSettings.setHarmfulAppWarningLPw(packageName, warning, userId); 24119 scheduleWritePackageRestrictionsLocked(userId); 24120 } 24121 } 24122 24123 @Nullable 24124 @Override 24125 public CharSequence getHarmfulAppWarning(@NonNull String packageName, int userId) { 24126 final int callingUid = Binder.getCallingUid(); 24127 final int callingAppId = UserHandle.getAppId(callingUid); 24128 24129 mPermissionManager.enforceCrossUserPermission(callingUid, userId, 24130 true /*requireFullPermission*/, true /*checkShell*/, "getHarmfulAppInfo"); 24131 24132 if (callingAppId != Process.SYSTEM_UID && callingAppId != Process.ROOT_UID && 24133 checkUidPermission(SET_HARMFUL_APP_WARNINGS, callingUid) != PERMISSION_GRANTED) { 24134 throw new SecurityException("Caller must have the " 24135 + SET_HARMFUL_APP_WARNINGS + " permission."); 24136 } 24137 24138 synchronized(mPackages) { 24139 return mSettings.getHarmfulAppWarningLPr(packageName, userId); 24140 } 24141 } 24142} 24143 24144interface PackageSender { 24145 /** 24146 * @param userIds User IDs where the action occurred on a full application 24147 * @param instantUserIds User IDs where the action occurred on an instant application 24148 */ 24149 void sendPackageBroadcast(final String action, final String pkg, 24150 final Bundle extras, final int flags, final String targetPkg, 24151 final IIntentReceiver finishedReceiver, final int[] userIds, int[] instantUserIds); 24152 void sendPackageAddedForNewUsers(String packageName, boolean sendBootCompleted, 24153 boolean includeStopped, int appId, int[] userIds, int[] instantUserIds); 24154 void notifyPackageAdded(String packageName); 24155 void notifyPackageRemoved(String packageName); 24156} 24157