PackageManagerService.java revision 2cf94bf6988a2be160288f92c029082c661590cf
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_SANDBOX_VERSION_DOWNGRADE; 56import static android.content.pm.PackageManager.INSTALL_FAILED_SHARED_USER_INCOMPATIBLE; 57import static android.content.pm.PackageManager.INSTALL_FAILED_TEST_ONLY; 58import static android.content.pm.PackageManager.INSTALL_FAILED_UPDATE_INCOMPATIBLE; 59import static android.content.pm.PackageManager.INSTALL_FAILED_USER_RESTRICTED; 60import static android.content.pm.PackageManager.INSTALL_FAILED_VERSION_DOWNGRADE; 61import static android.content.pm.PackageManager.INSTALL_INTERNAL; 62import static android.content.pm.PackageManager.INSTALL_PARSE_FAILED_INCONSISTENT_CERTIFICATES; 63import static android.content.pm.PackageManager.INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_ALWAYS; 64import static android.content.pm.PackageManager.INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_ALWAYS_ASK; 65import static android.content.pm.PackageManager.INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_ASK; 66import static android.content.pm.PackageManager.INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_NEVER; 67import static android.content.pm.PackageManager.INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_UNDEFINED; 68import static android.content.pm.PackageManager.MATCH_ALL; 69import static android.content.pm.PackageManager.MATCH_ANY_USER; 70import static android.content.pm.PackageManager.MATCH_DEBUG_TRIAGED_MISSING; 71import static android.content.pm.PackageManager.MATCH_DIRECT_BOOT_AWARE; 72import static android.content.pm.PackageManager.MATCH_DIRECT_BOOT_UNAWARE; 73import static android.content.pm.PackageManager.MATCH_DISABLED_COMPONENTS; 74import static android.content.pm.PackageManager.MATCH_FACTORY_ONLY; 75import static android.content.pm.PackageManager.MATCH_KNOWN_PACKAGES; 76import static android.content.pm.PackageManager.MATCH_SYSTEM_ONLY; 77import static android.content.pm.PackageManager.MATCH_UNINSTALLED_PACKAGES; 78import static android.content.pm.PackageManager.MOVE_FAILED_3RD_PARTY_NOT_ALLOWED_ON_INTERNAL; 79import static android.content.pm.PackageManager.MOVE_FAILED_DEVICE_ADMIN; 80import static android.content.pm.PackageManager.MOVE_FAILED_DOESNT_EXIST; 81import static android.content.pm.PackageManager.MOVE_FAILED_INTERNAL_ERROR; 82import static android.content.pm.PackageManager.MOVE_FAILED_LOCKED_USER; 83import static android.content.pm.PackageManager.MOVE_FAILED_OPERATION_PENDING; 84import static android.content.pm.PackageManager.MOVE_FAILED_SYSTEM_PACKAGE; 85import static android.content.pm.PackageManager.PERMISSION_DENIED; 86import static android.content.pm.PackageManager.PERMISSION_GRANTED; 87import static android.content.pm.PackageParser.isApkFile; 88import static android.os.Trace.TRACE_TAG_PACKAGE_MANAGER; 89import static android.os.storage.StorageManager.FLAG_STORAGE_CE; 90import static android.os.storage.StorageManager.FLAG_STORAGE_DE; 91import static android.system.OsConstants.O_CREAT; 92import static android.system.OsConstants.O_RDWR; 93import static com.android.internal.app.IntentForwarderActivity.FORWARD_INTENT_TO_MANAGED_PROFILE; 94import static com.android.internal.app.IntentForwarderActivity.FORWARD_INTENT_TO_PARENT; 95import static com.android.internal.content.NativeLibraryHelper.LIB64_DIR_NAME; 96import static com.android.internal.content.NativeLibraryHelper.LIB_DIR_NAME; 97import static com.android.internal.util.ArrayUtils.appendInt; 98import static com.android.server.pm.InstructionSets.getAppDexInstructionSets; 99import static com.android.server.pm.InstructionSets.getDexCodeInstructionSet; 100import static com.android.server.pm.InstructionSets.getDexCodeInstructionSets; 101import static com.android.server.pm.InstructionSets.getPreferredInstructionSet; 102import static com.android.server.pm.InstructionSets.getPrimaryInstructionSet; 103import static com.android.server.pm.PackageManagerServiceCompilerMapping.getCompilerFilterForReason; 104import static com.android.server.pm.PackageManagerServiceCompilerMapping.getDefaultCompilerFilter; 105import static com.android.server.pm.PackageManagerServiceUtils.compareSignatures; 106import static com.android.server.pm.PackageManagerServiceUtils.compressedFileExists; 107import static com.android.server.pm.PackageManagerServiceUtils.decompressFile; 108import static com.android.server.pm.PackageManagerServiceUtils.deriveAbiOverride; 109import static com.android.server.pm.PackageManagerServiceUtils.dumpCriticalInfo; 110import static com.android.server.pm.PackageManagerServiceUtils.getCompressedFiles; 111import static com.android.server.pm.PackageManagerServiceUtils.getLastModifiedTime; 112import static com.android.server.pm.PackageManagerServiceUtils.logCriticalInfo; 113import static com.android.server.pm.PackageManagerServiceUtils.signingDetailsHasCertificate; 114import static com.android.server.pm.PackageManagerServiceUtils.signingDetailsHasSha256Certificate; 115import static com.android.server.pm.PackageManagerServiceUtils.verifySignatures; 116import static com.android.server.pm.permission.PermissionsState.PERMISSION_OPERATION_FAILURE; 117import static com.android.server.pm.permission.PermissionsState.PERMISSION_OPERATION_SUCCESS; 118import static com.android.server.pm.permission.PermissionsState.PERMISSION_OPERATION_SUCCESS_GIDS_CHANGED; 119 120import android.Manifest; 121import android.annotation.IntDef; 122import android.annotation.NonNull; 123import android.annotation.Nullable; 124import android.app.ActivityManager; 125import android.app.ActivityManagerInternal; 126import android.app.AppOpsManager; 127import android.app.IActivityManager; 128import android.app.ResourcesManager; 129import android.app.admin.IDevicePolicyManager; 130import android.app.admin.SecurityLog; 131import android.app.backup.IBackupManager; 132import android.content.BroadcastReceiver; 133import android.content.ComponentName; 134import android.content.ContentResolver; 135import android.content.Context; 136import android.content.IIntentReceiver; 137import android.content.Intent; 138import android.content.IntentFilter; 139import android.content.IntentSender; 140import android.content.IntentSender.SendIntentException; 141import android.content.ServiceConnection; 142import android.content.pm.ActivityInfo; 143import android.content.pm.ApplicationInfo; 144import android.content.pm.AppsQueryHelper; 145import android.content.pm.AuxiliaryResolveInfo; 146import android.content.pm.ChangedPackages; 147import android.content.pm.ComponentInfo; 148import android.content.pm.FallbackCategoryProvider; 149import android.content.pm.FeatureInfo; 150import android.content.pm.IDexModuleRegisterCallback; 151import android.content.pm.IOnPermissionsChangeListener; 152import android.content.pm.IPackageDataObserver; 153import android.content.pm.IPackageDeleteObserver; 154import android.content.pm.IPackageDeleteObserver2; 155import android.content.pm.IPackageInstallObserver2; 156import android.content.pm.IPackageInstaller; 157import android.content.pm.IPackageManager; 158import android.content.pm.IPackageManagerNative; 159import android.content.pm.IPackageMoveObserver; 160import android.content.pm.IPackageStatsObserver; 161import android.content.pm.InstantAppInfo; 162import android.content.pm.InstantAppRequest; 163import android.content.pm.InstantAppResolveInfo; 164import android.content.pm.InstrumentationInfo; 165import android.content.pm.IntentFilterVerificationInfo; 166import android.content.pm.KeySet; 167import android.content.pm.PackageCleanItem; 168import android.content.pm.PackageInfo; 169import android.content.pm.PackageInfoLite; 170import android.content.pm.PackageInstaller; 171import android.content.pm.PackageList; 172import android.content.pm.PackageManager; 173import android.content.pm.PackageManagerInternal; 174import android.content.pm.PackageManager.LegacyPackageDeleteObserver; 175import android.content.pm.PackageManagerInternal.PackageListObserver; 176import android.content.pm.PackageParser; 177import android.content.pm.PackageParser.ActivityIntentInfo; 178import android.content.pm.PackageParser.Package; 179import android.content.pm.PackageParser.PackageLite; 180import android.content.pm.PackageParser.PackageParserException; 181import android.content.pm.PackageParser.ParseFlags; 182import android.content.pm.PackageParser.ServiceIntentInfo; 183import android.content.pm.PackageParser.SigningDetails.SignatureSchemeVersion; 184import android.content.pm.PackageStats; 185import android.content.pm.PackageUserState; 186import android.content.pm.ParceledListSlice; 187import android.content.pm.PermissionGroupInfo; 188import android.content.pm.PermissionInfo; 189import android.content.pm.ProviderInfo; 190import android.content.pm.ResolveInfo; 191import android.content.pm.ServiceInfo; 192import android.content.pm.SharedLibraryInfo; 193import android.content.pm.Signature; 194import android.content.pm.UserInfo; 195import android.content.pm.VerifierDeviceIdentity; 196import android.content.pm.VerifierInfo; 197import android.content.pm.VersionedPackage; 198import android.content.pm.dex.DexMetadataHelper; 199import android.content.pm.dex.IArtManager; 200import android.content.res.Resources; 201import android.database.ContentObserver; 202import android.graphics.Bitmap; 203import android.hardware.display.DisplayManager; 204import android.net.Uri; 205import android.os.Binder; 206import android.os.Build; 207import android.os.Bundle; 208import android.os.Debug; 209import android.os.Environment; 210import android.os.Environment.UserEnvironment; 211import android.os.FileUtils; 212import android.os.Handler; 213import android.os.IBinder; 214import android.os.Looper; 215import android.os.Message; 216import android.os.Parcel; 217import android.os.ParcelFileDescriptor; 218import android.os.PatternMatcher; 219import android.os.Process; 220import android.os.RemoteCallbackList; 221import android.os.RemoteException; 222import android.os.ResultReceiver; 223import android.os.SELinux; 224import android.os.ServiceManager; 225import android.os.ShellCallback; 226import android.os.SystemClock; 227import android.os.SystemProperties; 228import android.os.Trace; 229import android.os.UserHandle; 230import android.os.UserManager; 231import android.os.UserManagerInternal; 232import android.os.storage.IStorageManager; 233import android.os.storage.StorageEventListener; 234import android.os.storage.StorageManager; 235import android.os.storage.StorageManagerInternal; 236import android.os.storage.VolumeInfo; 237import android.os.storage.VolumeRecord; 238import android.provider.Settings.Global; 239import android.provider.Settings.Secure; 240import android.security.KeyStore; 241import android.security.SystemKeyStore; 242import android.service.pm.PackageServiceDumpProto; 243import android.system.ErrnoException; 244import android.system.Os; 245import android.text.TextUtils; 246import android.text.format.DateUtils; 247import android.util.ArrayMap; 248import android.util.ArraySet; 249import android.util.Base64; 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.storage.DeviceStorageMonitorInternal; 318 319import dalvik.system.CloseGuard; 320import dalvik.system.VMRuntime; 321 322import libcore.io.IoUtils; 323 324import org.xmlpull.v1.XmlPullParser; 325import org.xmlpull.v1.XmlPullParserException; 326import org.xmlpull.v1.XmlSerializer; 327 328import java.io.BufferedOutputStream; 329import java.io.ByteArrayInputStream; 330import java.io.ByteArrayOutputStream; 331import java.io.File; 332import java.io.FileDescriptor; 333import java.io.FileInputStream; 334import java.io.FileOutputStream; 335import java.io.FilenameFilter; 336import java.io.IOException; 337import java.io.PrintWriter; 338import java.lang.annotation.Retention; 339import java.lang.annotation.RetentionPolicy; 340import java.nio.charset.StandardCharsets; 341import java.security.DigestInputStream; 342import java.security.MessageDigest; 343import java.security.NoSuchAlgorithmException; 344import java.security.PublicKey; 345import java.security.SecureRandom; 346import java.security.cert.CertificateException; 347import java.util.ArrayList; 348import java.util.Arrays; 349import java.util.Collection; 350import java.util.Collections; 351import java.util.Comparator; 352import java.util.HashMap; 353import java.util.HashSet; 354import java.util.Iterator; 355import java.util.LinkedHashSet; 356import java.util.List; 357import java.util.Map; 358import java.util.Objects; 359import java.util.Set; 360import java.util.concurrent.CountDownLatch; 361import java.util.concurrent.Future; 362import java.util.concurrent.TimeUnit; 363import java.util.concurrent.atomic.AtomicBoolean; 364import java.util.concurrent.atomic.AtomicInteger; 365 366/** 367 * Keep track of all those APKs everywhere. 368 * <p> 369 * Internally there are two important locks: 370 * <ul> 371 * <li>{@link #mPackages} is used to guard all in-memory parsed package details 372 * and other related state. It is a fine-grained lock that should only be held 373 * momentarily, as it's one of the most contended locks in the system. 374 * <li>{@link #mInstallLock} is used to guard all {@code installd} access, whose 375 * operations typically involve heavy lifting of application data on disk. Since 376 * {@code installd} is single-threaded, and it's operations can often be slow, 377 * this lock should never be acquired while already holding {@link #mPackages}. 378 * Conversely, it's safe to acquire {@link #mPackages} momentarily while already 379 * holding {@link #mInstallLock}. 380 * </ul> 381 * Many internal methods rely on the caller to hold the appropriate locks, and 382 * this contract is expressed through method name suffixes: 383 * <ul> 384 * <li>fooLI(): the caller must hold {@link #mInstallLock} 385 * <li>fooLIF(): the caller must hold {@link #mInstallLock} and the package 386 * being modified must be frozen 387 * <li>fooLPr(): the caller must hold {@link #mPackages} for reading 388 * <li>fooLPw(): the caller must hold {@link #mPackages} for writing 389 * </ul> 390 * <p> 391 * Because this class is very central to the platform's security; please run all 392 * CTS and unit tests whenever making modifications: 393 * 394 * <pre> 395 * $ runtest -c android.content.pm.PackageManagerTests frameworks-core 396 * $ cts-tradefed run commandAndExit cts -m CtsAppSecurityHostTestCases 397 * </pre> 398 */ 399public class PackageManagerService extends IPackageManager.Stub 400 implements PackageSender { 401 static final String TAG = "PackageManager"; 402 public static final boolean DEBUG_SETTINGS = false; 403 static final boolean DEBUG_PREFERRED = false; 404 static final boolean DEBUG_UPGRADE = false; 405 static final boolean DEBUG_DOMAIN_VERIFICATION = false; 406 private static final boolean DEBUG_BACKUP = false; 407 public static final boolean DEBUG_INSTALL = false; 408 public static final boolean DEBUG_REMOVE = false; 409 private static final boolean DEBUG_BROADCASTS = false; 410 private static final boolean DEBUG_SHOW_INFO = false; 411 private static final boolean DEBUG_PACKAGE_INFO = false; 412 private static final boolean DEBUG_INTENT_MATCHING = false; 413 public static final boolean DEBUG_PACKAGE_SCANNING = false; 414 private static final boolean DEBUG_VERIFY = false; 415 private static final boolean DEBUG_FILTERS = false; 416 public static final boolean DEBUG_PERMISSIONS = false; 417 private static final boolean DEBUG_SHARED_LIBRARIES = false; 418 public static final boolean DEBUG_COMPRESSION = Build.IS_DEBUGGABLE; 419 420 // Debug output for dexopting. This is shared between PackageManagerService, OtaDexoptService 421 // and PackageDexOptimizer. All these classes have their own flag to allow switching a single 422 // user, but by default initialize to this. 423 public static final boolean DEBUG_DEXOPT = false; 424 425 private static final boolean DEBUG_ABI_SELECTION = false; 426 private static final boolean DEBUG_EPHEMERAL = Build.IS_DEBUGGABLE; 427 private static final boolean DEBUG_TRIAGED_MISSING = false; 428 private static final boolean DEBUG_APP_DATA = false; 429 430 /** REMOVE. According to Svet, this was only used to reset permissions during development. */ 431 static final boolean CLEAR_RUNTIME_PERMISSIONS_ON_UPGRADE = false; 432 433 private static final boolean HIDE_EPHEMERAL_APIS = false; 434 435 private static final boolean ENABLE_FREE_CACHE_V2 = 436 SystemProperties.getBoolean("fw.free_cache_v2", true); 437 438 private static final int RADIO_UID = Process.PHONE_UID; 439 private static final int LOG_UID = Process.LOG_UID; 440 private static final int NFC_UID = Process.NFC_UID; 441 private static final int BLUETOOTH_UID = Process.BLUETOOTH_UID; 442 private static final int SHELL_UID = Process.SHELL_UID; 443 444 // Suffix used during package installation when copying/moving 445 // package apks to install directory. 446 private static final String INSTALL_PACKAGE_SUFFIX = "-"; 447 448 static final int SCAN_NO_DEX = 1<<0; 449 static final int SCAN_UPDATE_SIGNATURE = 1<<1; 450 static final int SCAN_NEW_INSTALL = 1<<2; 451 static final int SCAN_UPDATE_TIME = 1<<3; 452 static final int SCAN_BOOTING = 1<<4; 453 static final int SCAN_TRUSTED_OVERLAY = 1<<5; 454 static final int SCAN_DELETE_DATA_ON_FAILURES = 1<<6; 455 static final int SCAN_REQUIRE_KNOWN = 1<<7; 456 static final int SCAN_MOVE = 1<<8; 457 static final int SCAN_INITIAL = 1<<9; 458 static final int SCAN_CHECK_ONLY = 1<<10; 459 static final int SCAN_DONT_KILL_APP = 1<<11; 460 static final int SCAN_IGNORE_FROZEN = 1<<12; 461 static final int SCAN_FIRST_BOOT_OR_UPGRADE = 1<<13; 462 static final int SCAN_AS_INSTANT_APP = 1<<14; 463 static final int SCAN_AS_FULL_APP = 1<<15; 464 static final int SCAN_AS_VIRTUAL_PRELOAD = 1<<16; 465 static final int SCAN_AS_SYSTEM = 1<<17; 466 static final int SCAN_AS_PRIVILEGED = 1<<18; 467 static final int SCAN_AS_OEM = 1<<19; 468 static final int SCAN_AS_VENDOR = 1<<20; 469 470 @IntDef(flag = true, prefix = { "SCAN_" }, value = { 471 SCAN_NO_DEX, 472 SCAN_UPDATE_SIGNATURE, 473 SCAN_NEW_INSTALL, 474 SCAN_UPDATE_TIME, 475 SCAN_BOOTING, 476 SCAN_TRUSTED_OVERLAY, 477 SCAN_DELETE_DATA_ON_FAILURES, 478 SCAN_REQUIRE_KNOWN, 479 SCAN_MOVE, 480 SCAN_INITIAL, 481 SCAN_CHECK_ONLY, 482 SCAN_DONT_KILL_APP, 483 SCAN_IGNORE_FROZEN, 484 SCAN_FIRST_BOOT_OR_UPGRADE, 485 SCAN_AS_INSTANT_APP, 486 SCAN_AS_FULL_APP, 487 SCAN_AS_VIRTUAL_PRELOAD, 488 }) 489 @Retention(RetentionPolicy.SOURCE) 490 public @interface ScanFlags {} 491 492 private static final String STATIC_SHARED_LIB_DELIMITER = "_"; 493 /** Extension of the compressed packages */ 494 public final static String COMPRESSED_EXTENSION = ".gz"; 495 /** Suffix of stub packages on the system partition */ 496 public final static String STUB_SUFFIX = "-Stub"; 497 498 private static final int[] EMPTY_INT_ARRAY = new int[0]; 499 500 private static final int TYPE_UNKNOWN = 0; 501 private static final int TYPE_ACTIVITY = 1; 502 private static final int TYPE_RECEIVER = 2; 503 private static final int TYPE_SERVICE = 3; 504 private static final int TYPE_PROVIDER = 4; 505 @IntDef(prefix = { "TYPE_" }, value = { 506 TYPE_UNKNOWN, 507 TYPE_ACTIVITY, 508 TYPE_RECEIVER, 509 TYPE_SERVICE, 510 TYPE_PROVIDER, 511 }) 512 @Retention(RetentionPolicy.SOURCE) 513 public @interface ComponentType {} 514 515 /** 516 * Timeout (in milliseconds) after which the watchdog should declare that 517 * our handler thread is wedged. The usual default for such things is one 518 * minute but we sometimes do very lengthy I/O operations on this thread, 519 * such as installing multi-gigabyte applications, so ours needs to be longer. 520 */ 521 static final long WATCHDOG_TIMEOUT = 1000*60*10; // ten minutes 522 523 /** 524 * Wall-clock timeout (in milliseconds) after which we *require* that an fstrim 525 * be run on this device. We use the value in the Settings.Global.MANDATORY_FSTRIM_INTERVAL 526 * settings entry if available, otherwise we use the hardcoded default. If it's been 527 * more than this long since the last fstrim, we force one during the boot sequence. 528 * 529 * This backstops other fstrim scheduling: if the device is alive at midnight+idle, 530 * one gets run at the next available charging+idle time. This final mandatory 531 * no-fstrim check kicks in only of the other scheduling criteria is never met. 532 */ 533 private static final long DEFAULT_MANDATORY_FSTRIM_INTERVAL = 3 * DateUtils.DAY_IN_MILLIS; 534 535 /** 536 * Whether verification is enabled by default. 537 */ 538 private static final boolean DEFAULT_VERIFY_ENABLE = true; 539 540 /** 541 * The default maximum time to wait for the verification agent to return in 542 * milliseconds. 543 */ 544 private static final long DEFAULT_VERIFICATION_TIMEOUT = 10 * 1000; 545 546 /** 547 * The default response for package verification timeout. 548 * 549 * This can be either PackageManager.VERIFICATION_ALLOW or 550 * PackageManager.VERIFICATION_REJECT. 551 */ 552 private static final int DEFAULT_VERIFICATION_RESPONSE = PackageManager.VERIFICATION_ALLOW; 553 554 public static final String PLATFORM_PACKAGE_NAME = "android"; 555 556 static final String DEFAULT_CONTAINER_PACKAGE = "com.android.defcontainer"; 557 558 static final ComponentName DEFAULT_CONTAINER_COMPONENT = new ComponentName( 559 DEFAULT_CONTAINER_PACKAGE, 560 "com.android.defcontainer.DefaultContainerService"); 561 562 private static final String KILL_APP_REASON_GIDS_CHANGED = 563 "permission grant or revoke changed gids"; 564 565 private static final String KILL_APP_REASON_PERMISSIONS_REVOKED = 566 "permissions revoked"; 567 568 private static final String PACKAGE_MIME_TYPE = "application/vnd.android.package-archive"; 569 570 private static final String PACKAGE_SCHEME = "package"; 571 572 private static final String VENDOR_OVERLAY_DIR = "/vendor/overlay"; 573 574 private static final String PROPERTY_NAME_PM_DEXOPT_PRIV_APPS_OOB = "pm.dexopt.priv-apps-oob"; 575 576 /** Canonical intent used to identify what counts as a "web browser" app */ 577 private static final Intent sBrowserIntent; 578 static { 579 sBrowserIntent = new Intent(); 580 sBrowserIntent.setAction(Intent.ACTION_VIEW); 581 sBrowserIntent.addCategory(Intent.CATEGORY_BROWSABLE); 582 sBrowserIntent.setData(Uri.parse("http:")); 583 } 584 585 /** 586 * The set of all protected actions [i.e. those actions for which a high priority 587 * intent filter is disallowed]. 588 */ 589 private static final Set<String> PROTECTED_ACTIONS = new ArraySet<>(); 590 static { 591 PROTECTED_ACTIONS.add(Intent.ACTION_SEND); 592 PROTECTED_ACTIONS.add(Intent.ACTION_SENDTO); 593 PROTECTED_ACTIONS.add(Intent.ACTION_SEND_MULTIPLE); 594 PROTECTED_ACTIONS.add(Intent.ACTION_VIEW); 595 } 596 597 // Compilation reasons. 598 public static final int REASON_FIRST_BOOT = 0; 599 public static final int REASON_BOOT = 1; 600 public static final int REASON_INSTALL = 2; 601 public static final int REASON_BACKGROUND_DEXOPT = 3; 602 public static final int REASON_AB_OTA = 4; 603 public static final int REASON_INACTIVE_PACKAGE_DOWNGRADE = 5; 604 public static final int REASON_SHARED = 6; 605 606 public static final int REASON_LAST = REASON_SHARED; 607 608 /** 609 * Version number for the package parser cache. Increment this whenever the format or 610 * extent of cached data changes. See {@code PackageParser#setCacheDir}. 611 */ 612 private static final String PACKAGE_PARSER_CACHE_VERSION = "1"; 613 614 /** 615 * Whether the package parser cache is enabled. 616 */ 617 private static final boolean DEFAULT_PACKAGE_PARSER_CACHE_ENABLED = true; 618 619 /** 620 * Permissions required in order to receive instant application lifecycle broadcasts. 621 */ 622 private static final String[] INSTANT_APP_BROADCAST_PERMISSION = 623 new String[] { android.Manifest.permission.ACCESS_INSTANT_APPS }; 624 625 final ServiceThread mHandlerThread; 626 627 final PackageHandler mHandler; 628 629 private final ProcessLoggingHandler mProcessLoggingHandler; 630 631 /** 632 * Messages for {@link #mHandler} that need to wait for system ready before 633 * being dispatched. 634 */ 635 private ArrayList<Message> mPostSystemReadyMessages; 636 637 final int mSdkVersion = Build.VERSION.SDK_INT; 638 639 final Context mContext; 640 final boolean mFactoryTest; 641 final boolean mOnlyCore; 642 final DisplayMetrics mMetrics; 643 final int mDefParseFlags; 644 final String[] mSeparateProcesses; 645 final boolean mIsUpgrade; 646 final boolean mIsPreNUpgrade; 647 final boolean mIsPreNMR1Upgrade; 648 649 // Have we told the Activity Manager to whitelist the default container service by uid yet? 650 @GuardedBy("mPackages") 651 boolean mDefaultContainerWhitelisted = false; 652 653 @GuardedBy("mPackages") 654 private boolean mDexOptDialogShown; 655 656 // Used for privilege escalation. MUST NOT BE CALLED WITH mPackages 657 // LOCK HELD. Can be called with mInstallLock held. 658 @GuardedBy("mInstallLock") 659 final Installer mInstaller; 660 661 /** Directory where installed applications are stored */ 662 private static final File sAppInstallDir = 663 new File(Environment.getDataDirectory(), "app"); 664 /** Directory where installed application's 32-bit native libraries are copied. */ 665 private static final File sAppLib32InstallDir = 666 new File(Environment.getDataDirectory(), "app-lib"); 667 /** Directory where code and non-resource assets of forward-locked applications are stored */ 668 private static final File sDrmAppPrivateInstallDir = 669 new File(Environment.getDataDirectory(), "app-private"); 670 671 // ---------------------------------------------------------------- 672 673 // Lock for state used when installing and doing other long running 674 // operations. Methods that must be called with this lock held have 675 // the suffix "LI". 676 final Object mInstallLock = new Object(); 677 678 // ---------------------------------------------------------------- 679 680 // Keys are String (package name), values are Package. This also serves 681 // as the lock for the global state. Methods that must be called with 682 // this lock held have the prefix "LP". 683 @GuardedBy("mPackages") 684 final ArrayMap<String, PackageParser.Package> mPackages = 685 new ArrayMap<String, PackageParser.Package>(); 686 687 final ArrayMap<String, Set<String>> mKnownCodebase = 688 new ArrayMap<String, Set<String>>(); 689 690 // Keys are isolated uids and values are the uid of the application 691 // that created the isolated proccess. 692 @GuardedBy("mPackages") 693 final SparseIntArray mIsolatedOwners = new SparseIntArray(); 694 695 /** 696 * Tracks new system packages [received in an OTA] that we expect to 697 * find updated user-installed versions. Keys are package name, values 698 * are package location. 699 */ 700 final private ArrayMap<String, File> mExpectingBetter = new ArrayMap<>(); 701 /** 702 * Tracks high priority intent filters for protected actions. During boot, certain 703 * filter actions are protected and should never be allowed to have a high priority 704 * intent filter for them. However, there is one, and only one exception -- the 705 * setup wizard. It must be able to define a high priority intent filter for these 706 * actions to ensure there are no escapes from the wizard. We need to delay processing 707 * of these during boot as we need to look at all of the system packages in order 708 * to know which component is the setup wizard. 709 */ 710 private final List<PackageParser.ActivityIntentInfo> mProtectedFilters = new ArrayList<>(); 711 /** 712 * Whether or not processing protected filters should be deferred. 713 */ 714 private boolean mDeferProtectedFilters = true; 715 716 /** 717 * Tracks existing system packages prior to receiving an OTA. Keys are package name. 718 */ 719 final private ArraySet<String> mExistingSystemPackages = new ArraySet<>(); 720 /** 721 * Whether or not system app permissions should be promoted from install to runtime. 722 */ 723 boolean mPromoteSystemApps; 724 725 @GuardedBy("mPackages") 726 final Settings mSettings; 727 728 /** 729 * Set of package names that are currently "frozen", which means active 730 * surgery is being done on the code/data for that package. The platform 731 * will refuse to launch frozen packages to avoid race conditions. 732 * 733 * @see PackageFreezer 734 */ 735 @GuardedBy("mPackages") 736 final ArraySet<String> mFrozenPackages = new ArraySet<>(); 737 738 final ProtectedPackages mProtectedPackages; 739 740 @GuardedBy("mLoadedVolumes") 741 final ArraySet<String> mLoadedVolumes = new ArraySet<>(); 742 743 boolean mFirstBoot; 744 745 PackageManagerInternal.ExternalSourcesPolicy mExternalSourcesPolicy; 746 747 @GuardedBy("mAvailableFeatures") 748 final ArrayMap<String, FeatureInfo> mAvailableFeatures; 749 750 private final InstantAppRegistry mInstantAppRegistry; 751 752 @GuardedBy("mPackages") 753 int mChangedPackagesSequenceNumber; 754 /** 755 * List of changed [installed, removed or updated] packages. 756 * mapping from user id -> sequence number -> package name 757 */ 758 @GuardedBy("mPackages") 759 final SparseArray<SparseArray<String>> mChangedPackages = new SparseArray<>(); 760 /** 761 * The sequence number of the last change to a package. 762 * mapping from user id -> package name -> sequence number 763 */ 764 @GuardedBy("mPackages") 765 final SparseArray<Map<String, Integer>> mChangedPackagesSequenceNumbers = new SparseArray<>(); 766 767 @GuardedBy("mPackages") 768 final private ArraySet<PackageListObserver> mPackageListObservers = new ArraySet<>(); 769 770 class PackageParserCallback implements PackageParser.Callback { 771 @Override public final boolean hasFeature(String feature) { 772 return PackageManagerService.this.hasSystemFeature(feature, 0); 773 } 774 775 final List<PackageParser.Package> getStaticOverlayPackagesLocked( 776 Collection<PackageParser.Package> allPackages, String targetPackageName) { 777 List<PackageParser.Package> overlayPackages = null; 778 for (PackageParser.Package p : allPackages) { 779 if (targetPackageName.equals(p.mOverlayTarget) && p.mIsStaticOverlay) { 780 if (overlayPackages == null) { 781 overlayPackages = new ArrayList<PackageParser.Package>(); 782 } 783 overlayPackages.add(p); 784 } 785 } 786 if (overlayPackages != null) { 787 Comparator<PackageParser.Package> cmp = new Comparator<PackageParser.Package>() { 788 public int compare(PackageParser.Package p1, PackageParser.Package p2) { 789 return p1.mOverlayPriority - p2.mOverlayPriority; 790 } 791 }; 792 Collections.sort(overlayPackages, cmp); 793 } 794 return overlayPackages; 795 } 796 797 final String[] getStaticOverlayPathsLocked(Collection<PackageParser.Package> allPackages, 798 String targetPackageName, String targetPath) { 799 if ("android".equals(targetPackageName)) { 800 // Static RROs targeting to "android", ie framework-res.apk, are already applied by 801 // native AssetManager. 802 return null; 803 } 804 List<PackageParser.Package> overlayPackages = 805 getStaticOverlayPackagesLocked(allPackages, targetPackageName); 806 if (overlayPackages == null || overlayPackages.isEmpty()) { 807 return null; 808 } 809 List<String> overlayPathList = null; 810 for (PackageParser.Package overlayPackage : overlayPackages) { 811 if (targetPath == null) { 812 if (overlayPathList == null) { 813 overlayPathList = new ArrayList<String>(); 814 } 815 overlayPathList.add(overlayPackage.baseCodePath); 816 continue; 817 } 818 819 try { 820 // Creates idmaps for system to parse correctly the Android manifest of the 821 // target package. 822 // 823 // OverlayManagerService will update each of them with a correct gid from its 824 // target package app id. 825 mInstaller.idmap(targetPath, overlayPackage.baseCodePath, 826 UserHandle.getSharedAppGid( 827 UserHandle.getUserGid(UserHandle.USER_SYSTEM))); 828 if (overlayPathList == null) { 829 overlayPathList = new ArrayList<String>(); 830 } 831 overlayPathList.add(overlayPackage.baseCodePath); 832 } catch (InstallerException e) { 833 Slog.e(TAG, "Failed to generate idmap for " + targetPath + " and " + 834 overlayPackage.baseCodePath); 835 } 836 } 837 return overlayPathList == null ? null : overlayPathList.toArray(new String[0]); 838 } 839 840 String[] getStaticOverlayPaths(String targetPackageName, String targetPath) { 841 synchronized (mPackages) { 842 return getStaticOverlayPathsLocked( 843 mPackages.values(), targetPackageName, targetPath); 844 } 845 } 846 847 @Override public final String[] getOverlayApks(String targetPackageName) { 848 return getStaticOverlayPaths(targetPackageName, null); 849 } 850 851 @Override public final String[] getOverlayPaths(String targetPackageName, 852 String targetPath) { 853 return getStaticOverlayPaths(targetPackageName, targetPath); 854 } 855 } 856 857 class ParallelPackageParserCallback extends PackageParserCallback { 858 List<PackageParser.Package> mOverlayPackages = null; 859 860 void findStaticOverlayPackages() { 861 synchronized (mPackages) { 862 for (PackageParser.Package p : mPackages.values()) { 863 if (p.mIsStaticOverlay) { 864 if (mOverlayPackages == null) { 865 mOverlayPackages = new ArrayList<PackageParser.Package>(); 866 } 867 mOverlayPackages.add(p); 868 } 869 } 870 } 871 } 872 873 @Override 874 synchronized String[] getStaticOverlayPaths(String targetPackageName, String targetPath) { 875 // We can trust mOverlayPackages without holding mPackages because package uninstall 876 // can't happen while running parallel parsing. 877 // Moreover holding mPackages on each parsing thread causes dead-lock. 878 return mOverlayPackages == null ? null : 879 getStaticOverlayPathsLocked(mOverlayPackages, targetPackageName, targetPath); 880 } 881 } 882 883 final PackageParser.Callback mPackageParserCallback = new PackageParserCallback(); 884 final ParallelPackageParserCallback mParallelPackageParserCallback = 885 new ParallelPackageParserCallback(); 886 887 public static final class SharedLibraryEntry { 888 public final @Nullable String path; 889 public final @Nullable String apk; 890 public final @NonNull SharedLibraryInfo info; 891 892 SharedLibraryEntry(String _path, String _apk, String name, long version, int type, 893 String declaringPackageName, long declaringPackageVersionCode) { 894 path = _path; 895 apk = _apk; 896 info = new SharedLibraryInfo(name, version, type, new VersionedPackage( 897 declaringPackageName, declaringPackageVersionCode), null); 898 } 899 } 900 901 // Currently known shared libraries. 902 final ArrayMap<String, LongSparseArray<SharedLibraryEntry>> mSharedLibraries = new ArrayMap<>(); 903 final ArrayMap<String, LongSparseArray<SharedLibraryEntry>> mStaticLibsByDeclaringPackage = 904 new ArrayMap<>(); 905 906 // All available activities, for your resolving pleasure. 907 final ActivityIntentResolver mActivities = 908 new ActivityIntentResolver(); 909 910 // All available receivers, for your resolving pleasure. 911 final ActivityIntentResolver mReceivers = 912 new ActivityIntentResolver(); 913 914 // All available services, for your resolving pleasure. 915 final ServiceIntentResolver mServices = new ServiceIntentResolver(); 916 917 // All available providers, for your resolving pleasure. 918 final ProviderIntentResolver mProviders = new ProviderIntentResolver(); 919 920 // Mapping from provider base names (first directory in content URI codePath) 921 // to the provider information. 922 final ArrayMap<String, PackageParser.Provider> mProvidersByAuthority = 923 new ArrayMap<String, PackageParser.Provider>(); 924 925 // Mapping from instrumentation class names to info about them. 926 final ArrayMap<ComponentName, PackageParser.Instrumentation> mInstrumentation = 927 new ArrayMap<ComponentName, PackageParser.Instrumentation>(); 928 929 // Packages whose data we have transfered into another package, thus 930 // should no longer exist. 931 final ArraySet<String> mTransferedPackages = new ArraySet<String>(); 932 933 // Broadcast actions that are only available to the system. 934 @GuardedBy("mProtectedBroadcasts") 935 final ArraySet<String> mProtectedBroadcasts = new ArraySet<>(); 936 937 /** List of packages waiting for verification. */ 938 final SparseArray<PackageVerificationState> mPendingVerification 939 = new SparseArray<PackageVerificationState>(); 940 941 final PackageInstallerService mInstallerService; 942 943 final ArtManagerService mArtManagerService; 944 945 private final PackageDexOptimizer mPackageDexOptimizer; 946 // DexManager handles the usage of dex files (e.g. secondary files, whether or not a package 947 // is used by other apps). 948 private final DexManager mDexManager; 949 950 private AtomicInteger mNextMoveId = new AtomicInteger(); 951 private final MoveCallbacks mMoveCallbacks; 952 953 private final OnPermissionChangeListeners mOnPermissionChangeListeners; 954 955 // Cache of users who need badging. 956 SparseBooleanArray mUserNeedsBadging = new SparseBooleanArray(); 957 958 /** Token for keys in mPendingVerification. */ 959 private int mPendingVerificationToken = 0; 960 961 volatile boolean mSystemReady; 962 volatile boolean mSafeMode; 963 volatile boolean mHasSystemUidErrors; 964 private volatile boolean mEphemeralAppsDisabled; 965 966 ApplicationInfo mAndroidApplication; 967 final ActivityInfo mResolveActivity = new ActivityInfo(); 968 final ResolveInfo mResolveInfo = new ResolveInfo(); 969 ComponentName mResolveComponentName; 970 PackageParser.Package mPlatformPackage; 971 ComponentName mCustomResolverComponentName; 972 973 boolean mResolverReplaced = false; 974 975 private final @Nullable ComponentName mIntentFilterVerifierComponent; 976 private final @Nullable IntentFilterVerifier<ActivityIntentInfo> mIntentFilterVerifier; 977 978 private int mIntentFilterVerificationToken = 0; 979 980 /** The service connection to the ephemeral resolver */ 981 final EphemeralResolverConnection mInstantAppResolverConnection; 982 /** Component used to show resolver settings for Instant Apps */ 983 final ComponentName mInstantAppResolverSettingsComponent; 984 985 /** Activity used to install instant applications */ 986 ActivityInfo mInstantAppInstallerActivity; 987 final ResolveInfo mInstantAppInstallerInfo = new ResolveInfo(); 988 989 final SparseArray<IntentFilterVerificationState> mIntentFilterVerificationStates 990 = new SparseArray<IntentFilterVerificationState>(); 991 992 // TODO remove this and go through mPermissonManager directly 993 final DefaultPermissionGrantPolicy mDefaultPermissionPolicy; 994 private final PermissionManagerInternal mPermissionManager; 995 996 // List of packages names to keep cached, even if they are uninstalled for all users 997 private List<String> mKeepUninstalledPackages; 998 999 private UserManagerInternal mUserManagerInternal; 1000 private ActivityManagerInternal mActivityManagerInternal; 1001 1002 private DeviceIdleController.LocalService mDeviceIdleController; 1003 1004 private File mCacheDir; 1005 1006 private Future<?> mPrepareAppDataFuture; 1007 1008 private static class IFVerificationParams { 1009 PackageParser.Package pkg; 1010 boolean replacing; 1011 int userId; 1012 int verifierUid; 1013 1014 public IFVerificationParams(PackageParser.Package _pkg, boolean _replacing, 1015 int _userId, int _verifierUid) { 1016 pkg = _pkg; 1017 replacing = _replacing; 1018 userId = _userId; 1019 replacing = _replacing; 1020 verifierUid = _verifierUid; 1021 } 1022 } 1023 1024 private interface IntentFilterVerifier<T extends IntentFilter> { 1025 boolean addOneIntentFilterVerification(int verifierId, int userId, int verificationId, 1026 T filter, String packageName); 1027 void startVerifications(int userId); 1028 void receiveVerificationResponse(int verificationId); 1029 } 1030 1031 private class IntentVerifierProxy implements IntentFilterVerifier<ActivityIntentInfo> { 1032 private Context mContext; 1033 private ComponentName mIntentFilterVerifierComponent; 1034 private ArrayList<Integer> mCurrentIntentFilterVerifications = new ArrayList<Integer>(); 1035 1036 public IntentVerifierProxy(Context context, ComponentName verifierComponent) { 1037 mContext = context; 1038 mIntentFilterVerifierComponent = verifierComponent; 1039 } 1040 1041 private String getDefaultScheme() { 1042 return IntentFilter.SCHEME_HTTPS; 1043 } 1044 1045 @Override 1046 public void startVerifications(int userId) { 1047 // Launch verifications requests 1048 int count = mCurrentIntentFilterVerifications.size(); 1049 for (int n=0; n<count; n++) { 1050 int verificationId = mCurrentIntentFilterVerifications.get(n); 1051 final IntentFilterVerificationState ivs = 1052 mIntentFilterVerificationStates.get(verificationId); 1053 1054 String packageName = ivs.getPackageName(); 1055 1056 ArrayList<PackageParser.ActivityIntentInfo> filters = ivs.getFilters(); 1057 final int filterCount = filters.size(); 1058 ArraySet<String> domainsSet = new ArraySet<>(); 1059 for (int m=0; m<filterCount; m++) { 1060 PackageParser.ActivityIntentInfo filter = filters.get(m); 1061 domainsSet.addAll(filter.getHostsList()); 1062 } 1063 synchronized (mPackages) { 1064 if (mSettings.createIntentFilterVerificationIfNeededLPw( 1065 packageName, domainsSet) != null) { 1066 scheduleWriteSettingsLocked(); 1067 } 1068 } 1069 sendVerificationRequest(verificationId, ivs); 1070 } 1071 mCurrentIntentFilterVerifications.clear(); 1072 } 1073 1074 private void sendVerificationRequest(int verificationId, IntentFilterVerificationState ivs) { 1075 Intent verificationIntent = new Intent(Intent.ACTION_INTENT_FILTER_NEEDS_VERIFICATION); 1076 verificationIntent.putExtra( 1077 PackageManager.EXTRA_INTENT_FILTER_VERIFICATION_ID, 1078 verificationId); 1079 verificationIntent.putExtra( 1080 PackageManager.EXTRA_INTENT_FILTER_VERIFICATION_URI_SCHEME, 1081 getDefaultScheme()); 1082 verificationIntent.putExtra( 1083 PackageManager.EXTRA_INTENT_FILTER_VERIFICATION_HOSTS, 1084 ivs.getHostsString()); 1085 verificationIntent.putExtra( 1086 PackageManager.EXTRA_INTENT_FILTER_VERIFICATION_PACKAGE_NAME, 1087 ivs.getPackageName()); 1088 verificationIntent.setComponent(mIntentFilterVerifierComponent); 1089 verificationIntent.addFlags(Intent.FLAG_RECEIVER_FOREGROUND); 1090 1091 DeviceIdleController.LocalService idleController = getDeviceIdleController(); 1092 idleController.addPowerSaveTempWhitelistApp(Process.myUid(), 1093 mIntentFilterVerifierComponent.getPackageName(), getVerificationTimeout(), 1094 UserHandle.USER_SYSTEM, true, "intent filter verifier"); 1095 1096 mContext.sendBroadcastAsUser(verificationIntent, UserHandle.SYSTEM); 1097 if (DEBUG_DOMAIN_VERIFICATION) Slog.d(TAG, 1098 "Sending IntentFilter verification broadcast"); 1099 } 1100 1101 public void receiveVerificationResponse(int verificationId) { 1102 IntentFilterVerificationState ivs = mIntentFilterVerificationStates.get(verificationId); 1103 1104 final boolean verified = ivs.isVerified(); 1105 1106 ArrayList<PackageParser.ActivityIntentInfo> filters = ivs.getFilters(); 1107 final int count = filters.size(); 1108 if (DEBUG_DOMAIN_VERIFICATION) { 1109 Slog.i(TAG, "Received verification response " + verificationId 1110 + " for " + count + " filters, verified=" + verified); 1111 } 1112 for (int n=0; n<count; n++) { 1113 PackageParser.ActivityIntentInfo filter = filters.get(n); 1114 filter.setVerified(verified); 1115 1116 if (DEBUG_DOMAIN_VERIFICATION) Slog.d(TAG, "IntentFilter " + filter.toString() 1117 + " verified with result:" + verified + " and hosts:" 1118 + ivs.getHostsString()); 1119 } 1120 1121 mIntentFilterVerificationStates.remove(verificationId); 1122 1123 final String packageName = ivs.getPackageName(); 1124 IntentFilterVerificationInfo ivi = null; 1125 1126 synchronized (mPackages) { 1127 ivi = mSettings.getIntentFilterVerificationLPr(packageName); 1128 } 1129 if (ivi == null) { 1130 Slog.w(TAG, "IntentFilterVerificationInfo not found for verificationId:" 1131 + verificationId + " packageName:" + packageName); 1132 return; 1133 } 1134 if (DEBUG_DOMAIN_VERIFICATION) Slog.d(TAG, 1135 "Updating IntentFilterVerificationInfo for package " + packageName 1136 +" verificationId:" + verificationId); 1137 1138 synchronized (mPackages) { 1139 if (verified) { 1140 ivi.setStatus(INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_ALWAYS); 1141 } else { 1142 ivi.setStatus(INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_ASK); 1143 } 1144 scheduleWriteSettingsLocked(); 1145 1146 final int userId = ivs.getUserId(); 1147 if (userId != UserHandle.USER_ALL) { 1148 final int userStatus = 1149 mSettings.getIntentFilterVerificationStatusLPr(packageName, userId); 1150 1151 int updatedStatus = INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_UNDEFINED; 1152 boolean needUpdate = false; 1153 1154 // We cannot override the STATUS_ALWAYS / STATUS_NEVER states if they have 1155 // already been set by the User thru the Disambiguation dialog 1156 switch (userStatus) { 1157 case INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_UNDEFINED: 1158 if (verified) { 1159 updatedStatus = INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_ALWAYS; 1160 } else { 1161 updatedStatus = INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_ASK; 1162 } 1163 needUpdate = true; 1164 break; 1165 1166 case INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_ASK: 1167 if (verified) { 1168 updatedStatus = INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_ALWAYS; 1169 needUpdate = true; 1170 } 1171 break; 1172 1173 default: 1174 // Nothing to do 1175 } 1176 1177 if (needUpdate) { 1178 mSettings.updateIntentFilterVerificationStatusLPw( 1179 packageName, updatedStatus, userId); 1180 scheduleWritePackageRestrictionsLocked(userId); 1181 } 1182 } 1183 } 1184 } 1185 1186 @Override 1187 public boolean addOneIntentFilterVerification(int verifierUid, int userId, int verificationId, 1188 ActivityIntentInfo filter, String packageName) { 1189 if (!hasValidDomains(filter)) { 1190 return false; 1191 } 1192 IntentFilterVerificationState ivs = mIntentFilterVerificationStates.get(verificationId); 1193 if (ivs == null) { 1194 ivs = createDomainVerificationState(verifierUid, userId, verificationId, 1195 packageName); 1196 } 1197 if (DEBUG_DOMAIN_VERIFICATION) { 1198 Slog.d(TAG, "Adding verification filter for " + packageName + ": " + filter); 1199 } 1200 ivs.addFilter(filter); 1201 return true; 1202 } 1203 1204 private IntentFilterVerificationState createDomainVerificationState(int verifierUid, 1205 int userId, int verificationId, String packageName) { 1206 IntentFilterVerificationState ivs = new IntentFilterVerificationState( 1207 verifierUid, userId, packageName); 1208 ivs.setPendingState(); 1209 synchronized (mPackages) { 1210 mIntentFilterVerificationStates.append(verificationId, ivs); 1211 mCurrentIntentFilterVerifications.add(verificationId); 1212 } 1213 return ivs; 1214 } 1215 } 1216 1217 private static boolean hasValidDomains(ActivityIntentInfo filter) { 1218 return filter.hasCategory(Intent.CATEGORY_BROWSABLE) 1219 && (filter.hasDataScheme(IntentFilter.SCHEME_HTTP) || 1220 filter.hasDataScheme(IntentFilter.SCHEME_HTTPS)); 1221 } 1222 1223 // Set of pending broadcasts for aggregating enable/disable of components. 1224 static class PendingPackageBroadcasts { 1225 // for each user id, a map of <package name -> components within that package> 1226 final SparseArray<ArrayMap<String, ArrayList<String>>> mUidMap; 1227 1228 public PendingPackageBroadcasts() { 1229 mUidMap = new SparseArray<ArrayMap<String, ArrayList<String>>>(2); 1230 } 1231 1232 public ArrayList<String> get(int userId, String packageName) { 1233 ArrayMap<String, ArrayList<String>> packages = getOrAllocate(userId); 1234 return packages.get(packageName); 1235 } 1236 1237 public void put(int userId, String packageName, ArrayList<String> components) { 1238 ArrayMap<String, ArrayList<String>> packages = getOrAllocate(userId); 1239 packages.put(packageName, components); 1240 } 1241 1242 public void remove(int userId, String packageName) { 1243 ArrayMap<String, ArrayList<String>> packages = mUidMap.get(userId); 1244 if (packages != null) { 1245 packages.remove(packageName); 1246 } 1247 } 1248 1249 public void remove(int userId) { 1250 mUidMap.remove(userId); 1251 } 1252 1253 public int userIdCount() { 1254 return mUidMap.size(); 1255 } 1256 1257 public int userIdAt(int n) { 1258 return mUidMap.keyAt(n); 1259 } 1260 1261 public ArrayMap<String, ArrayList<String>> packagesForUserId(int userId) { 1262 return mUidMap.get(userId); 1263 } 1264 1265 public int size() { 1266 // total number of pending broadcast entries across all userIds 1267 int num = 0; 1268 for (int i = 0; i< mUidMap.size(); i++) { 1269 num += mUidMap.valueAt(i).size(); 1270 } 1271 return num; 1272 } 1273 1274 public void clear() { 1275 mUidMap.clear(); 1276 } 1277 1278 private ArrayMap<String, ArrayList<String>> getOrAllocate(int userId) { 1279 ArrayMap<String, ArrayList<String>> map = mUidMap.get(userId); 1280 if (map == null) { 1281 map = new ArrayMap<String, ArrayList<String>>(); 1282 mUidMap.put(userId, map); 1283 } 1284 return map; 1285 } 1286 } 1287 final PendingPackageBroadcasts mPendingBroadcasts = new PendingPackageBroadcasts(); 1288 1289 // Service Connection to remote media container service to copy 1290 // package uri's from external media onto secure containers 1291 // or internal storage. 1292 private IMediaContainerService mContainerService = null; 1293 1294 static final int SEND_PENDING_BROADCAST = 1; 1295 static final int MCS_BOUND = 3; 1296 static final int END_COPY = 4; 1297 static final int INIT_COPY = 5; 1298 static final int MCS_UNBIND = 6; 1299 static final int START_CLEANING_PACKAGE = 7; 1300 static final int FIND_INSTALL_LOC = 8; 1301 static final int POST_INSTALL = 9; 1302 static final int MCS_RECONNECT = 10; 1303 static final int MCS_GIVE_UP = 11; 1304 static final int WRITE_SETTINGS = 13; 1305 static final int WRITE_PACKAGE_RESTRICTIONS = 14; 1306 static final int PACKAGE_VERIFIED = 15; 1307 static final int CHECK_PENDING_VERIFICATION = 16; 1308 static final int START_INTENT_FILTER_VERIFICATIONS = 17; 1309 static final int INTENT_FILTER_VERIFIED = 18; 1310 static final int WRITE_PACKAGE_LIST = 19; 1311 static final int INSTANT_APP_RESOLUTION_PHASE_TWO = 20; 1312 1313 static final int WRITE_SETTINGS_DELAY = 10*1000; // 10 seconds 1314 1315 // Delay time in millisecs 1316 static final int BROADCAST_DELAY = 10 * 1000; 1317 1318 private static final long DEFAULT_UNUSED_STATIC_SHARED_LIB_MIN_CACHE_PERIOD = 1319 2 * 60 * 60 * 1000L; /* two hours */ 1320 1321 static UserManagerService sUserManager; 1322 1323 // Stores a list of users whose package restrictions file needs to be updated 1324 private ArraySet<Integer> mDirtyUsers = new ArraySet<Integer>(); 1325 1326 final private DefaultContainerConnection mDefContainerConn = 1327 new DefaultContainerConnection(); 1328 class DefaultContainerConnection implements ServiceConnection { 1329 public void onServiceConnected(ComponentName name, IBinder service) { 1330 if (DEBUG_SD_INSTALL) Log.i(TAG, "onServiceConnected"); 1331 final IMediaContainerService imcs = IMediaContainerService.Stub 1332 .asInterface(Binder.allowBlocking(service)); 1333 mHandler.sendMessage(mHandler.obtainMessage(MCS_BOUND, imcs)); 1334 } 1335 1336 public void onServiceDisconnected(ComponentName name) { 1337 if (DEBUG_SD_INSTALL) Log.i(TAG, "onServiceDisconnected"); 1338 } 1339 } 1340 1341 // Recordkeeping of restore-after-install operations that are currently in flight 1342 // between the Package Manager and the Backup Manager 1343 static class PostInstallData { 1344 public InstallArgs args; 1345 public PackageInstalledInfo res; 1346 1347 PostInstallData(InstallArgs _a, PackageInstalledInfo _r) { 1348 args = _a; 1349 res = _r; 1350 } 1351 } 1352 1353 final SparseArray<PostInstallData> mRunningInstalls = new SparseArray<PostInstallData>(); 1354 int mNextInstallToken = 1; // nonzero; will be wrapped back to 1 when ++ overflows 1355 1356 // XML tags for backup/restore of various bits of state 1357 private static final String TAG_PREFERRED_BACKUP = "pa"; 1358 private static final String TAG_DEFAULT_APPS = "da"; 1359 private static final String TAG_INTENT_FILTER_VERIFICATION = "iv"; 1360 1361 private static final String TAG_PERMISSION_BACKUP = "perm-grant-backup"; 1362 private static final String TAG_ALL_GRANTS = "rt-grants"; 1363 private static final String TAG_GRANT = "grant"; 1364 private static final String ATTR_PACKAGE_NAME = "pkg"; 1365 1366 private static final String TAG_PERMISSION = "perm"; 1367 private static final String ATTR_PERMISSION_NAME = "name"; 1368 private static final String ATTR_IS_GRANTED = "g"; 1369 private static final String ATTR_USER_SET = "set"; 1370 private static final String ATTR_USER_FIXED = "fixed"; 1371 private static final String ATTR_REVOKE_ON_UPGRADE = "rou"; 1372 1373 // System/policy permission grants are not backed up 1374 private static final int SYSTEM_RUNTIME_GRANT_MASK = 1375 FLAG_PERMISSION_POLICY_FIXED 1376 | FLAG_PERMISSION_SYSTEM_FIXED 1377 | FLAG_PERMISSION_GRANTED_BY_DEFAULT; 1378 1379 // And we back up these user-adjusted states 1380 private static final int USER_RUNTIME_GRANT_MASK = 1381 FLAG_PERMISSION_USER_SET 1382 | FLAG_PERMISSION_USER_FIXED 1383 | FLAG_PERMISSION_REVOKE_ON_UPGRADE; 1384 1385 final @Nullable String mRequiredVerifierPackage; 1386 final @NonNull String mRequiredInstallerPackage; 1387 final @NonNull String mRequiredUninstallerPackage; 1388 final @Nullable String mSetupWizardPackage; 1389 final @Nullable String mStorageManagerPackage; 1390 final @NonNull String mServicesSystemSharedLibraryPackageName; 1391 final @NonNull String mSharedSystemSharedLibraryPackageName; 1392 1393 private final PackageUsage mPackageUsage = new PackageUsage(); 1394 private final CompilerStats mCompilerStats = new CompilerStats(); 1395 1396 class PackageHandler extends Handler { 1397 private boolean mBound = false; 1398 final ArrayList<HandlerParams> mPendingInstalls = 1399 new ArrayList<HandlerParams>(); 1400 1401 private boolean connectToService() { 1402 if (DEBUG_SD_INSTALL) Log.i(TAG, "Trying to bind to" + 1403 " DefaultContainerService"); 1404 Intent service = new Intent().setComponent(DEFAULT_CONTAINER_COMPONENT); 1405 Process.setThreadPriority(Process.THREAD_PRIORITY_DEFAULT); 1406 if (mContext.bindServiceAsUser(service, mDefContainerConn, 1407 Context.BIND_AUTO_CREATE, UserHandle.SYSTEM)) { 1408 Process.setThreadPriority(Process.THREAD_PRIORITY_BACKGROUND); 1409 mBound = true; 1410 return true; 1411 } 1412 Process.setThreadPriority(Process.THREAD_PRIORITY_BACKGROUND); 1413 return false; 1414 } 1415 1416 private void disconnectService() { 1417 mContainerService = null; 1418 mBound = false; 1419 Process.setThreadPriority(Process.THREAD_PRIORITY_DEFAULT); 1420 mContext.unbindService(mDefContainerConn); 1421 Process.setThreadPriority(Process.THREAD_PRIORITY_BACKGROUND); 1422 } 1423 1424 PackageHandler(Looper looper) { 1425 super(looper); 1426 } 1427 1428 public void handleMessage(Message msg) { 1429 try { 1430 doHandleMessage(msg); 1431 } finally { 1432 Process.setThreadPriority(Process.THREAD_PRIORITY_BACKGROUND); 1433 } 1434 } 1435 1436 void doHandleMessage(Message msg) { 1437 switch (msg.what) { 1438 case INIT_COPY: { 1439 HandlerParams params = (HandlerParams) msg.obj; 1440 int idx = mPendingInstalls.size(); 1441 if (DEBUG_INSTALL) Slog.i(TAG, "init_copy idx=" + idx + ": " + params); 1442 // If a bind was already initiated we dont really 1443 // need to do anything. The pending install 1444 // will be processed later on. 1445 if (!mBound) { 1446 Trace.asyncTraceBegin(TRACE_TAG_PACKAGE_MANAGER, "bindingMCS", 1447 System.identityHashCode(mHandler)); 1448 // If this is the only one pending we might 1449 // have to bind to the service again. 1450 if (!connectToService()) { 1451 Slog.e(TAG, "Failed to bind to media container service"); 1452 params.serviceError(); 1453 Trace.asyncTraceEnd(TRACE_TAG_PACKAGE_MANAGER, "bindingMCS", 1454 System.identityHashCode(mHandler)); 1455 if (params.traceMethod != null) { 1456 Trace.asyncTraceEnd(TRACE_TAG_PACKAGE_MANAGER, params.traceMethod, 1457 params.traceCookie); 1458 } 1459 return; 1460 } else { 1461 // Once we bind to the service, the first 1462 // pending request will be processed. 1463 mPendingInstalls.add(idx, params); 1464 } 1465 } else { 1466 mPendingInstalls.add(idx, params); 1467 // Already bound to the service. Just make 1468 // sure we trigger off processing the first request. 1469 if (idx == 0) { 1470 mHandler.sendEmptyMessage(MCS_BOUND); 1471 } 1472 } 1473 break; 1474 } 1475 case MCS_BOUND: { 1476 if (DEBUG_INSTALL) Slog.i(TAG, "mcs_bound"); 1477 if (msg.obj != null) { 1478 mContainerService = (IMediaContainerService) msg.obj; 1479 Trace.asyncTraceEnd(TRACE_TAG_PACKAGE_MANAGER, "bindingMCS", 1480 System.identityHashCode(mHandler)); 1481 } 1482 if (mContainerService == null) { 1483 if (!mBound) { 1484 // Something seriously wrong since we are not bound and we are not 1485 // waiting for connection. Bail out. 1486 Slog.e(TAG, "Cannot bind to media container service"); 1487 for (HandlerParams params : mPendingInstalls) { 1488 // Indicate service bind error 1489 params.serviceError(); 1490 Trace.asyncTraceEnd(TRACE_TAG_PACKAGE_MANAGER, "queueInstall", 1491 System.identityHashCode(params)); 1492 if (params.traceMethod != null) { 1493 Trace.asyncTraceEnd(TRACE_TAG_PACKAGE_MANAGER, 1494 params.traceMethod, params.traceCookie); 1495 } 1496 return; 1497 } 1498 mPendingInstalls.clear(); 1499 } else { 1500 Slog.w(TAG, "Waiting to connect to media container service"); 1501 } 1502 } else if (mPendingInstalls.size() > 0) { 1503 HandlerParams params = mPendingInstalls.get(0); 1504 if (params != null) { 1505 Trace.asyncTraceEnd(TRACE_TAG_PACKAGE_MANAGER, "queueInstall", 1506 System.identityHashCode(params)); 1507 Trace.traceBegin(TRACE_TAG_PACKAGE_MANAGER, "startCopy"); 1508 if (params.startCopy()) { 1509 // We are done... look for more work or to 1510 // go idle. 1511 if (DEBUG_SD_INSTALL) Log.i(TAG, 1512 "Checking for more work or unbind..."); 1513 // Delete pending install 1514 if (mPendingInstalls.size() > 0) { 1515 mPendingInstalls.remove(0); 1516 } 1517 if (mPendingInstalls.size() == 0) { 1518 if (mBound) { 1519 if (DEBUG_SD_INSTALL) Log.i(TAG, 1520 "Posting delayed MCS_UNBIND"); 1521 removeMessages(MCS_UNBIND); 1522 Message ubmsg = obtainMessage(MCS_UNBIND); 1523 // Unbind after a little delay, to avoid 1524 // continual thrashing. 1525 sendMessageDelayed(ubmsg, 10000); 1526 } 1527 } else { 1528 // There are more pending requests in queue. 1529 // Just post MCS_BOUND message to trigger processing 1530 // of next pending install. 1531 if (DEBUG_SD_INSTALL) Log.i(TAG, 1532 "Posting MCS_BOUND for next work"); 1533 mHandler.sendEmptyMessage(MCS_BOUND); 1534 } 1535 } 1536 Trace.traceEnd(TRACE_TAG_PACKAGE_MANAGER); 1537 } 1538 } else { 1539 // Should never happen ideally. 1540 Slog.w(TAG, "Empty queue"); 1541 } 1542 break; 1543 } 1544 case MCS_RECONNECT: { 1545 if (DEBUG_INSTALL) Slog.i(TAG, "mcs_reconnect"); 1546 if (mPendingInstalls.size() > 0) { 1547 if (mBound) { 1548 disconnectService(); 1549 } 1550 if (!connectToService()) { 1551 Slog.e(TAG, "Failed to bind to media container service"); 1552 for (HandlerParams params : mPendingInstalls) { 1553 // Indicate service bind error 1554 params.serviceError(); 1555 Trace.asyncTraceEnd(TRACE_TAG_PACKAGE_MANAGER, "queueInstall", 1556 System.identityHashCode(params)); 1557 } 1558 mPendingInstalls.clear(); 1559 } 1560 } 1561 break; 1562 } 1563 case MCS_UNBIND: { 1564 // If there is no actual work left, then time to unbind. 1565 if (DEBUG_INSTALL) Slog.i(TAG, "mcs_unbind"); 1566 1567 if (mPendingInstalls.size() == 0 && mPendingVerification.size() == 0) { 1568 if (mBound) { 1569 if (DEBUG_INSTALL) Slog.i(TAG, "calling disconnectService()"); 1570 1571 disconnectService(); 1572 } 1573 } else if (mPendingInstalls.size() > 0) { 1574 // There are more pending requests in queue. 1575 // Just post MCS_BOUND message to trigger processing 1576 // of next pending install. 1577 mHandler.sendEmptyMessage(MCS_BOUND); 1578 } 1579 1580 break; 1581 } 1582 case MCS_GIVE_UP: { 1583 if (DEBUG_INSTALL) Slog.i(TAG, "mcs_giveup too many retries"); 1584 HandlerParams params = mPendingInstalls.remove(0); 1585 Trace.asyncTraceEnd(TRACE_TAG_PACKAGE_MANAGER, "queueInstall", 1586 System.identityHashCode(params)); 1587 break; 1588 } 1589 case SEND_PENDING_BROADCAST: { 1590 String packages[]; 1591 ArrayList<String> components[]; 1592 int size = 0; 1593 int uids[]; 1594 Process.setThreadPriority(Process.THREAD_PRIORITY_DEFAULT); 1595 synchronized (mPackages) { 1596 if (mPendingBroadcasts == null) { 1597 return; 1598 } 1599 size = mPendingBroadcasts.size(); 1600 if (size <= 0) { 1601 // Nothing to be done. Just return 1602 return; 1603 } 1604 packages = new String[size]; 1605 components = new ArrayList[size]; 1606 uids = new int[size]; 1607 int i = 0; // filling out the above arrays 1608 1609 for (int n = 0; n < mPendingBroadcasts.userIdCount(); n++) { 1610 int packageUserId = mPendingBroadcasts.userIdAt(n); 1611 Iterator<Map.Entry<String, ArrayList<String>>> it 1612 = mPendingBroadcasts.packagesForUserId(packageUserId) 1613 .entrySet().iterator(); 1614 while (it.hasNext() && i < size) { 1615 Map.Entry<String, ArrayList<String>> ent = it.next(); 1616 packages[i] = ent.getKey(); 1617 components[i] = ent.getValue(); 1618 PackageSetting ps = mSettings.mPackages.get(ent.getKey()); 1619 uids[i] = (ps != null) 1620 ? UserHandle.getUid(packageUserId, ps.appId) 1621 : -1; 1622 i++; 1623 } 1624 } 1625 size = i; 1626 mPendingBroadcasts.clear(); 1627 } 1628 // Send broadcasts 1629 for (int i = 0; i < size; i++) { 1630 sendPackageChangedBroadcast(packages[i], true, components[i], uids[i]); 1631 } 1632 Process.setThreadPriority(Process.THREAD_PRIORITY_BACKGROUND); 1633 break; 1634 } 1635 case START_CLEANING_PACKAGE: { 1636 Process.setThreadPriority(Process.THREAD_PRIORITY_DEFAULT); 1637 final String packageName = (String)msg.obj; 1638 final int userId = msg.arg1; 1639 final boolean andCode = msg.arg2 != 0; 1640 synchronized (mPackages) { 1641 if (userId == UserHandle.USER_ALL) { 1642 int[] users = sUserManager.getUserIds(); 1643 for (int user : users) { 1644 mSettings.addPackageToCleanLPw( 1645 new PackageCleanItem(user, packageName, andCode)); 1646 } 1647 } else { 1648 mSettings.addPackageToCleanLPw( 1649 new PackageCleanItem(userId, packageName, andCode)); 1650 } 1651 } 1652 Process.setThreadPriority(Process.THREAD_PRIORITY_BACKGROUND); 1653 startCleaningPackages(); 1654 } break; 1655 case POST_INSTALL: { 1656 if (DEBUG_INSTALL) Log.v(TAG, "Handling post-install for " + msg.arg1); 1657 1658 PostInstallData data = mRunningInstalls.get(msg.arg1); 1659 final boolean didRestore = (msg.arg2 != 0); 1660 mRunningInstalls.delete(msg.arg1); 1661 1662 if (data != null) { 1663 InstallArgs args = data.args; 1664 PackageInstalledInfo parentRes = data.res; 1665 1666 final boolean grantPermissions = (args.installFlags 1667 & PackageManager.INSTALL_GRANT_RUNTIME_PERMISSIONS) != 0; 1668 final boolean killApp = (args.installFlags 1669 & PackageManager.INSTALL_DONT_KILL_APP) == 0; 1670 final boolean virtualPreload = ((args.installFlags 1671 & PackageManager.INSTALL_VIRTUAL_PRELOAD) != 0); 1672 final String[] grantedPermissions = args.installGrantPermissions; 1673 1674 // Handle the parent package 1675 handlePackagePostInstall(parentRes, grantPermissions, killApp, 1676 virtualPreload, grantedPermissions, didRestore, 1677 args.installerPackageName, args.observer); 1678 1679 // Handle the child packages 1680 final int childCount = (parentRes.addedChildPackages != null) 1681 ? parentRes.addedChildPackages.size() : 0; 1682 for (int i = 0; i < childCount; i++) { 1683 PackageInstalledInfo childRes = parentRes.addedChildPackages.valueAt(i); 1684 handlePackagePostInstall(childRes, grantPermissions, killApp, 1685 virtualPreload, grantedPermissions, false /*didRestore*/, 1686 args.installerPackageName, args.observer); 1687 } 1688 1689 // Log tracing if needed 1690 if (args.traceMethod != null) { 1691 Trace.asyncTraceEnd(TRACE_TAG_PACKAGE_MANAGER, args.traceMethod, 1692 args.traceCookie); 1693 } 1694 } else { 1695 Slog.e(TAG, "Bogus post-install token " + msg.arg1); 1696 } 1697 1698 Trace.asyncTraceEnd(TRACE_TAG_PACKAGE_MANAGER, "postInstall", msg.arg1); 1699 } break; 1700 case WRITE_SETTINGS: { 1701 Process.setThreadPriority(Process.THREAD_PRIORITY_DEFAULT); 1702 synchronized (mPackages) { 1703 removeMessages(WRITE_SETTINGS); 1704 removeMessages(WRITE_PACKAGE_RESTRICTIONS); 1705 mSettings.writeLPr(); 1706 mDirtyUsers.clear(); 1707 } 1708 Process.setThreadPriority(Process.THREAD_PRIORITY_BACKGROUND); 1709 } break; 1710 case WRITE_PACKAGE_RESTRICTIONS: { 1711 Process.setThreadPriority(Process.THREAD_PRIORITY_DEFAULT); 1712 synchronized (mPackages) { 1713 removeMessages(WRITE_PACKAGE_RESTRICTIONS); 1714 for (int userId : mDirtyUsers) { 1715 mSettings.writePackageRestrictionsLPr(userId); 1716 } 1717 mDirtyUsers.clear(); 1718 } 1719 Process.setThreadPriority(Process.THREAD_PRIORITY_BACKGROUND); 1720 } break; 1721 case WRITE_PACKAGE_LIST: { 1722 Process.setThreadPriority(Process.THREAD_PRIORITY_DEFAULT); 1723 synchronized (mPackages) { 1724 removeMessages(WRITE_PACKAGE_LIST); 1725 mSettings.writePackageListLPr(msg.arg1); 1726 } 1727 Process.setThreadPriority(Process.THREAD_PRIORITY_BACKGROUND); 1728 } break; 1729 case CHECK_PENDING_VERIFICATION: { 1730 final int verificationId = msg.arg1; 1731 final PackageVerificationState state = mPendingVerification.get(verificationId); 1732 1733 if ((state != null) && !state.timeoutExtended()) { 1734 final InstallArgs args = state.getInstallArgs(); 1735 final Uri originUri = Uri.fromFile(args.origin.resolvedFile); 1736 1737 Slog.i(TAG, "Verification timed out for " + originUri); 1738 mPendingVerification.remove(verificationId); 1739 1740 int ret = PackageManager.INSTALL_FAILED_VERIFICATION_FAILURE; 1741 1742 final UserHandle user = args.getUser(); 1743 if (getDefaultVerificationResponse(user) 1744 == PackageManager.VERIFICATION_ALLOW) { 1745 Slog.i(TAG, "Continuing with installation of " + originUri); 1746 state.setVerifierResponse(Binder.getCallingUid(), 1747 PackageManager.VERIFICATION_ALLOW_WITHOUT_SUFFICIENT); 1748 broadcastPackageVerified(verificationId, originUri, 1749 PackageManager.VERIFICATION_ALLOW, user); 1750 try { 1751 ret = args.copyApk(mContainerService, true); 1752 } catch (RemoteException e) { 1753 Slog.e(TAG, "Could not contact the ContainerService"); 1754 } 1755 } else { 1756 broadcastPackageVerified(verificationId, originUri, 1757 PackageManager.VERIFICATION_REJECT, user); 1758 } 1759 1760 Trace.asyncTraceEnd( 1761 TRACE_TAG_PACKAGE_MANAGER, "verification", verificationId); 1762 1763 processPendingInstall(args, ret); 1764 mHandler.sendEmptyMessage(MCS_UNBIND); 1765 } 1766 break; 1767 } 1768 case PACKAGE_VERIFIED: { 1769 final int verificationId = msg.arg1; 1770 1771 final PackageVerificationState state = mPendingVerification.get(verificationId); 1772 if (state == null) { 1773 Slog.w(TAG, "Invalid verification token " + verificationId + " received"); 1774 break; 1775 } 1776 1777 final PackageVerificationResponse response = (PackageVerificationResponse) msg.obj; 1778 1779 state.setVerifierResponse(response.callerUid, response.code); 1780 1781 if (state.isVerificationComplete()) { 1782 mPendingVerification.remove(verificationId); 1783 1784 final InstallArgs args = state.getInstallArgs(); 1785 final Uri originUri = Uri.fromFile(args.origin.resolvedFile); 1786 1787 int ret; 1788 if (state.isInstallAllowed()) { 1789 ret = PackageManager.INSTALL_FAILED_INTERNAL_ERROR; 1790 broadcastPackageVerified(verificationId, originUri, 1791 response.code, state.getInstallArgs().getUser()); 1792 try { 1793 ret = args.copyApk(mContainerService, true); 1794 } catch (RemoteException e) { 1795 Slog.e(TAG, "Could not contact the ContainerService"); 1796 } 1797 } else { 1798 ret = PackageManager.INSTALL_FAILED_VERIFICATION_FAILURE; 1799 } 1800 1801 Trace.asyncTraceEnd( 1802 TRACE_TAG_PACKAGE_MANAGER, "verification", verificationId); 1803 1804 processPendingInstall(args, ret); 1805 mHandler.sendEmptyMessage(MCS_UNBIND); 1806 } 1807 1808 break; 1809 } 1810 case START_INTENT_FILTER_VERIFICATIONS: { 1811 IFVerificationParams params = (IFVerificationParams) msg.obj; 1812 verifyIntentFiltersIfNeeded(params.userId, params.verifierUid, 1813 params.replacing, params.pkg); 1814 break; 1815 } 1816 case INTENT_FILTER_VERIFIED: { 1817 final int verificationId = msg.arg1; 1818 1819 final IntentFilterVerificationState state = mIntentFilterVerificationStates.get( 1820 verificationId); 1821 if (state == null) { 1822 Slog.w(TAG, "Invalid IntentFilter verification token " 1823 + verificationId + " received"); 1824 break; 1825 } 1826 1827 final int userId = state.getUserId(); 1828 1829 if (DEBUG_DOMAIN_VERIFICATION) Slog.d(TAG, 1830 "Processing IntentFilter verification with token:" 1831 + verificationId + " and userId:" + userId); 1832 1833 final IntentFilterVerificationResponse response = 1834 (IntentFilterVerificationResponse) msg.obj; 1835 1836 state.setVerifierResponse(response.callerUid, response.code); 1837 1838 if (DEBUG_DOMAIN_VERIFICATION) Slog.d(TAG, 1839 "IntentFilter verification with token:" + verificationId 1840 + " and userId:" + userId 1841 + " is settings verifier response with response code:" 1842 + response.code); 1843 1844 if (response.code == PackageManager.INTENT_FILTER_VERIFICATION_FAILURE) { 1845 if (DEBUG_DOMAIN_VERIFICATION) Slog.d(TAG, "Domains failing verification: " 1846 + response.getFailedDomainsString()); 1847 } 1848 1849 if (state.isVerificationComplete()) { 1850 mIntentFilterVerifier.receiveVerificationResponse(verificationId); 1851 } else { 1852 if (DEBUG_DOMAIN_VERIFICATION) Slog.d(TAG, 1853 "IntentFilter verification with token:" + verificationId 1854 + " was not said to be complete"); 1855 } 1856 1857 break; 1858 } 1859 case INSTANT_APP_RESOLUTION_PHASE_TWO: { 1860 InstantAppResolver.doInstantAppResolutionPhaseTwo(mContext, 1861 mInstantAppResolverConnection, 1862 (InstantAppRequest) msg.obj, 1863 mInstantAppInstallerActivity, 1864 mHandler); 1865 } 1866 } 1867 } 1868 } 1869 1870 private PermissionCallback mPermissionCallback = new PermissionCallback() { 1871 @Override 1872 public void onGidsChanged(int appId, int userId) { 1873 mHandler.post(new Runnable() { 1874 @Override 1875 public void run() { 1876 killUid(appId, userId, KILL_APP_REASON_GIDS_CHANGED); 1877 } 1878 }); 1879 } 1880 @Override 1881 public void onPermissionGranted(int uid, int userId) { 1882 mOnPermissionChangeListeners.onPermissionsChanged(uid); 1883 1884 // Not critical; if this is lost, the application has to request again. 1885 synchronized (mPackages) { 1886 mSettings.writeRuntimePermissionsForUserLPr(userId, false); 1887 } 1888 } 1889 @Override 1890 public void onInstallPermissionGranted() { 1891 synchronized (mPackages) { 1892 scheduleWriteSettingsLocked(); 1893 } 1894 } 1895 @Override 1896 public void onPermissionRevoked(int uid, int userId) { 1897 mOnPermissionChangeListeners.onPermissionsChanged(uid); 1898 1899 synchronized (mPackages) { 1900 // Critical; after this call the application should never have the permission 1901 mSettings.writeRuntimePermissionsForUserLPr(userId, true); 1902 } 1903 1904 final int appId = UserHandle.getAppId(uid); 1905 killUid(appId, userId, KILL_APP_REASON_PERMISSIONS_REVOKED); 1906 } 1907 @Override 1908 public void onInstallPermissionRevoked() { 1909 synchronized (mPackages) { 1910 scheduleWriteSettingsLocked(); 1911 } 1912 } 1913 @Override 1914 public void onPermissionUpdated(int[] updatedUserIds, boolean sync) { 1915 synchronized (mPackages) { 1916 for (int userId : updatedUserIds) { 1917 mSettings.writeRuntimePermissionsForUserLPr(userId, sync); 1918 } 1919 } 1920 } 1921 @Override 1922 public void onInstallPermissionUpdated() { 1923 synchronized (mPackages) { 1924 scheduleWriteSettingsLocked(); 1925 } 1926 } 1927 @Override 1928 public void onPermissionRemoved() { 1929 synchronized (mPackages) { 1930 mSettings.writeLPr(); 1931 } 1932 } 1933 }; 1934 1935 private void handlePackagePostInstall(PackageInstalledInfo res, boolean grantPermissions, 1936 boolean killApp, boolean virtualPreload, String[] grantedPermissions, 1937 boolean launchedForRestore, String installerPackage, 1938 IPackageInstallObserver2 installObserver) { 1939 if (res.returnCode == PackageManager.INSTALL_SUCCEEDED) { 1940 // Send the removed broadcasts 1941 if (res.removedInfo != null) { 1942 res.removedInfo.sendPackageRemovedBroadcasts(killApp); 1943 } 1944 1945 // Now that we successfully installed the package, grant runtime 1946 // permissions if requested before broadcasting the install. Also 1947 // for legacy apps in permission review mode we clear the permission 1948 // review flag which is used to emulate runtime permissions for 1949 // legacy apps. 1950 if (grantPermissions) { 1951 final int callingUid = Binder.getCallingUid(); 1952 mPermissionManager.grantRequestedRuntimePermissions( 1953 res.pkg, res.newUsers, grantedPermissions, callingUid, 1954 mPermissionCallback); 1955 } 1956 1957 final boolean update = res.removedInfo != null 1958 && res.removedInfo.removedPackage != null; 1959 final String installerPackageName = 1960 res.installerPackageName != null 1961 ? res.installerPackageName 1962 : res.removedInfo != null 1963 ? res.removedInfo.installerPackageName 1964 : null; 1965 1966 // If this is the first time we have child packages for a disabled privileged 1967 // app that had no children, we grant requested runtime permissions to the new 1968 // children if the parent on the system image had them already granted. 1969 if (res.pkg.parentPackage != null) { 1970 final int callingUid = Binder.getCallingUid(); 1971 mPermissionManager.grantRuntimePermissionsGrantedToDisabledPackage( 1972 res.pkg, callingUid, mPermissionCallback); 1973 } 1974 1975 synchronized (mPackages) { 1976 mInstantAppRegistry.onPackageInstalledLPw(res.pkg, res.newUsers); 1977 } 1978 1979 final String packageName = res.pkg.applicationInfo.packageName; 1980 1981 // Determine the set of users who are adding this package for 1982 // the first time vs. those who are seeing an update. 1983 int[] firstUserIds = EMPTY_INT_ARRAY; 1984 int[] firstInstantUserIds = EMPTY_INT_ARRAY; 1985 int[] updateUserIds = EMPTY_INT_ARRAY; 1986 int[] instantUserIds = EMPTY_INT_ARRAY; 1987 final boolean allNewUsers = res.origUsers == null || res.origUsers.length == 0; 1988 final PackageSetting ps = (PackageSetting) res.pkg.mExtras; 1989 for (int newUser : res.newUsers) { 1990 final boolean isInstantApp = ps.getInstantApp(newUser); 1991 if (allNewUsers) { 1992 if (isInstantApp) { 1993 firstInstantUserIds = ArrayUtils.appendInt(firstInstantUserIds, newUser); 1994 } else { 1995 firstUserIds = ArrayUtils.appendInt(firstUserIds, newUser); 1996 } 1997 continue; 1998 } 1999 boolean isNew = true; 2000 for (int origUser : res.origUsers) { 2001 if (origUser == newUser) { 2002 isNew = false; 2003 break; 2004 } 2005 } 2006 if (isNew) { 2007 if (isInstantApp) { 2008 firstInstantUserIds = ArrayUtils.appendInt(firstInstantUserIds, newUser); 2009 } else { 2010 firstUserIds = ArrayUtils.appendInt(firstUserIds, newUser); 2011 } 2012 } else { 2013 if (isInstantApp) { 2014 instantUserIds = ArrayUtils.appendInt(instantUserIds, newUser); 2015 } else { 2016 updateUserIds = ArrayUtils.appendInt(updateUserIds, newUser); 2017 } 2018 } 2019 } 2020 2021 // Send installed broadcasts if the package is not a static shared lib. 2022 if (res.pkg.staticSharedLibName == null) { 2023 mProcessLoggingHandler.invalidateProcessLoggingBaseApkHash(res.pkg.baseCodePath); 2024 2025 // Send added for users that see the package for the first time 2026 // sendPackageAddedForNewUsers also deals with system apps 2027 int appId = UserHandle.getAppId(res.uid); 2028 boolean isSystem = res.pkg.applicationInfo.isSystemApp(); 2029 sendPackageAddedForNewUsers(packageName, isSystem || virtualPreload, 2030 virtualPreload /*startReceiver*/, appId, firstUserIds, firstInstantUserIds); 2031 2032 // Send added for users that don't see the package for the first time 2033 Bundle extras = new Bundle(1); 2034 extras.putInt(Intent.EXTRA_UID, res.uid); 2035 if (update) { 2036 extras.putBoolean(Intent.EXTRA_REPLACING, true); 2037 } 2038 sendPackageBroadcast(Intent.ACTION_PACKAGE_ADDED, packageName, 2039 extras, 0 /*flags*/, 2040 null /*targetPackage*/, null /*finishedReceiver*/, 2041 updateUserIds, instantUserIds); 2042 if (installerPackageName != null) { 2043 sendPackageBroadcast(Intent.ACTION_PACKAGE_ADDED, packageName, 2044 extras, 0 /*flags*/, 2045 installerPackageName, null /*finishedReceiver*/, 2046 updateUserIds, instantUserIds); 2047 } 2048 2049 // Send replaced for users that don't see the package for the first time 2050 if (update) { 2051 sendPackageBroadcast(Intent.ACTION_PACKAGE_REPLACED, 2052 packageName, extras, 0 /*flags*/, 2053 null /*targetPackage*/, null /*finishedReceiver*/, 2054 updateUserIds, instantUserIds); 2055 if (installerPackageName != null) { 2056 sendPackageBroadcast(Intent.ACTION_PACKAGE_REPLACED, packageName, 2057 extras, 0 /*flags*/, 2058 installerPackageName, null /*finishedReceiver*/, 2059 updateUserIds, instantUserIds); 2060 } 2061 sendPackageBroadcast(Intent.ACTION_MY_PACKAGE_REPLACED, 2062 null /*package*/, null /*extras*/, 0 /*flags*/, 2063 packageName /*targetPackage*/, 2064 null /*finishedReceiver*/, updateUserIds, instantUserIds); 2065 } else if (launchedForRestore && !isSystemApp(res.pkg)) { 2066 // First-install and we did a restore, so we're responsible for the 2067 // first-launch broadcast. 2068 if (DEBUG_BACKUP) { 2069 Slog.i(TAG, "Post-restore of " + packageName 2070 + " sending FIRST_LAUNCH in " + Arrays.toString(firstUserIds)); 2071 } 2072 sendFirstLaunchBroadcast(packageName, installerPackage, 2073 firstUserIds, firstInstantUserIds); 2074 } 2075 2076 // Send broadcast package appeared if forward locked/external for all users 2077 // treat asec-hosted packages like removable media on upgrade 2078 if (res.pkg.isForwardLocked() || isExternal(res.pkg)) { 2079 if (DEBUG_INSTALL) { 2080 Slog.i(TAG, "upgrading pkg " + res.pkg 2081 + " is ASEC-hosted -> AVAILABLE"); 2082 } 2083 final int[] uidArray = new int[]{res.pkg.applicationInfo.uid}; 2084 ArrayList<String> pkgList = new ArrayList<>(1); 2085 pkgList.add(packageName); 2086 sendResourcesChangedBroadcast(true, true, pkgList, uidArray, null); 2087 } 2088 } 2089 2090 // Work that needs to happen on first install within each user 2091 if (firstUserIds != null && firstUserIds.length > 0) { 2092 synchronized (mPackages) { 2093 for (int userId : firstUserIds) { 2094 // If this app is a browser and it's newly-installed for some 2095 // users, clear any default-browser state in those users. The 2096 // app's nature doesn't depend on the user, so we can just check 2097 // its browser nature in any user and generalize. 2098 if (packageIsBrowser(packageName, userId)) { 2099 mSettings.setDefaultBrowserPackageNameLPw(null, userId); 2100 } 2101 2102 // We may also need to apply pending (restored) runtime 2103 // permission grants within these users. 2104 mSettings.applyPendingPermissionGrantsLPw(packageName, userId); 2105 } 2106 } 2107 } 2108 2109 if (allNewUsers && !update) { 2110 notifyPackageAdded(packageName); 2111 } 2112 2113 // Log current value of "unknown sources" setting 2114 EventLog.writeEvent(EventLogTags.UNKNOWN_SOURCES_ENABLED, 2115 getUnknownSourcesSettings()); 2116 2117 // Remove the replaced package's older resources safely now 2118 // We delete after a gc for applications on sdcard. 2119 if (res.removedInfo != null && res.removedInfo.args != null) { 2120 Runtime.getRuntime().gc(); 2121 synchronized (mInstallLock) { 2122 res.removedInfo.args.doPostDeleteLI(true); 2123 } 2124 } else { 2125 // Force a gc to clear up things. Ask for a background one, it's fine to go on 2126 // and not block here. 2127 VMRuntime.getRuntime().requestConcurrentGC(); 2128 } 2129 2130 // Notify DexManager that the package was installed for new users. 2131 // The updated users should already be indexed and the package code paths 2132 // should not change. 2133 // Don't notify the manager for ephemeral apps as they are not expected to 2134 // survive long enough to benefit of background optimizations. 2135 for (int userId : firstUserIds) { 2136 PackageInfo info = getPackageInfo(packageName, /*flags*/ 0, userId); 2137 // There's a race currently where some install events may interleave with an uninstall. 2138 // This can lead to package info being null (b/36642664). 2139 if (info != null) { 2140 mDexManager.notifyPackageInstalled(info, userId); 2141 } 2142 } 2143 } 2144 2145 // If someone is watching installs - notify them 2146 if (installObserver != null) { 2147 try { 2148 Bundle extras = extrasForInstallResult(res); 2149 installObserver.onPackageInstalled(res.name, res.returnCode, 2150 res.returnMsg, extras); 2151 } catch (RemoteException e) { 2152 Slog.i(TAG, "Observer no longer exists."); 2153 } 2154 } 2155 } 2156 2157 private StorageEventListener mStorageListener = new StorageEventListener() { 2158 @Override 2159 public void onVolumeStateChanged(VolumeInfo vol, int oldState, int newState) { 2160 if (vol.type == VolumeInfo.TYPE_PRIVATE) { 2161 if (vol.state == VolumeInfo.STATE_MOUNTED) { 2162 final String volumeUuid = vol.getFsUuid(); 2163 2164 // Clean up any users or apps that were removed or recreated 2165 // while this volume was missing 2166 sUserManager.reconcileUsers(volumeUuid); 2167 reconcileApps(volumeUuid); 2168 2169 // Clean up any install sessions that expired or were 2170 // cancelled while this volume was missing 2171 mInstallerService.onPrivateVolumeMounted(volumeUuid); 2172 2173 loadPrivatePackages(vol); 2174 2175 } else if (vol.state == VolumeInfo.STATE_EJECTING) { 2176 unloadPrivatePackages(vol); 2177 } 2178 } 2179 } 2180 2181 @Override 2182 public void onVolumeForgotten(String fsUuid) { 2183 if (TextUtils.isEmpty(fsUuid)) { 2184 Slog.e(TAG, "Forgetting internal storage is probably a mistake; ignoring"); 2185 return; 2186 } 2187 2188 // Remove any apps installed on the forgotten volume 2189 synchronized (mPackages) { 2190 final List<PackageSetting> packages = mSettings.getVolumePackagesLPr(fsUuid); 2191 for (PackageSetting ps : packages) { 2192 Slog.d(TAG, "Destroying " + ps.name + " because volume was forgotten"); 2193 deletePackageVersioned(new VersionedPackage(ps.name, 2194 PackageManager.VERSION_CODE_HIGHEST), 2195 new LegacyPackageDeleteObserver(null).getBinder(), 2196 UserHandle.USER_SYSTEM, PackageManager.DELETE_ALL_USERS); 2197 // Try very hard to release any references to this package 2198 // so we don't risk the system server being killed due to 2199 // open FDs 2200 AttributeCache.instance().removePackage(ps.name); 2201 } 2202 2203 mSettings.onVolumeForgotten(fsUuid); 2204 mSettings.writeLPr(); 2205 } 2206 } 2207 }; 2208 2209 Bundle extrasForInstallResult(PackageInstalledInfo res) { 2210 Bundle extras = null; 2211 switch (res.returnCode) { 2212 case PackageManager.INSTALL_FAILED_DUPLICATE_PERMISSION: { 2213 extras = new Bundle(); 2214 extras.putString(PackageManager.EXTRA_FAILURE_EXISTING_PERMISSION, 2215 res.origPermission); 2216 extras.putString(PackageManager.EXTRA_FAILURE_EXISTING_PACKAGE, 2217 res.origPackage); 2218 break; 2219 } 2220 case PackageManager.INSTALL_SUCCEEDED: { 2221 extras = new Bundle(); 2222 extras.putBoolean(Intent.EXTRA_REPLACING, 2223 res.removedInfo != null && res.removedInfo.removedPackage != null); 2224 break; 2225 } 2226 } 2227 return extras; 2228 } 2229 2230 void scheduleWriteSettingsLocked() { 2231 if (!mHandler.hasMessages(WRITE_SETTINGS)) { 2232 mHandler.sendEmptyMessageDelayed(WRITE_SETTINGS, WRITE_SETTINGS_DELAY); 2233 } 2234 } 2235 2236 void scheduleWritePackageListLocked(int userId) { 2237 if (!mHandler.hasMessages(WRITE_PACKAGE_LIST)) { 2238 Message msg = mHandler.obtainMessage(WRITE_PACKAGE_LIST); 2239 msg.arg1 = userId; 2240 mHandler.sendMessageDelayed(msg, WRITE_SETTINGS_DELAY); 2241 } 2242 } 2243 2244 void scheduleWritePackageRestrictionsLocked(UserHandle user) { 2245 final int userId = user == null ? UserHandle.USER_ALL : user.getIdentifier(); 2246 scheduleWritePackageRestrictionsLocked(userId); 2247 } 2248 2249 void scheduleWritePackageRestrictionsLocked(int userId) { 2250 final int[] userIds = (userId == UserHandle.USER_ALL) 2251 ? sUserManager.getUserIds() : new int[]{userId}; 2252 for (int nextUserId : userIds) { 2253 if (!sUserManager.exists(nextUserId)) return; 2254 mDirtyUsers.add(nextUserId); 2255 if (!mHandler.hasMessages(WRITE_PACKAGE_RESTRICTIONS)) { 2256 mHandler.sendEmptyMessageDelayed(WRITE_PACKAGE_RESTRICTIONS, WRITE_SETTINGS_DELAY); 2257 } 2258 } 2259 } 2260 2261 public static PackageManagerService main(Context context, Installer installer, 2262 boolean factoryTest, boolean onlyCore) { 2263 // Self-check for initial settings. 2264 PackageManagerServiceCompilerMapping.checkProperties(); 2265 2266 PackageManagerService m = new PackageManagerService(context, installer, 2267 factoryTest, onlyCore); 2268 m.enableSystemUserPackages(); 2269 ServiceManager.addService("package", m); 2270 final PackageManagerNative pmn = m.new PackageManagerNative(); 2271 ServiceManager.addService("package_native", pmn); 2272 return m; 2273 } 2274 2275 private void enableSystemUserPackages() { 2276 if (!UserManager.isSplitSystemUser()) { 2277 return; 2278 } 2279 // For system user, enable apps based on the following conditions: 2280 // - app is whitelisted or belong to one of these groups: 2281 // -- system app which has no launcher icons 2282 // -- system app which has INTERACT_ACROSS_USERS permission 2283 // -- system IME app 2284 // - app is not in the blacklist 2285 AppsQueryHelper queryHelper = new AppsQueryHelper(this); 2286 Set<String> enableApps = new ArraySet<>(); 2287 enableApps.addAll(queryHelper.queryApps(AppsQueryHelper.GET_NON_LAUNCHABLE_APPS 2288 | AppsQueryHelper.GET_APPS_WITH_INTERACT_ACROSS_USERS_PERM 2289 | AppsQueryHelper.GET_IMES, /* systemAppsOnly */ true, UserHandle.SYSTEM)); 2290 ArraySet<String> wlApps = SystemConfig.getInstance().getSystemUserWhitelistedApps(); 2291 enableApps.addAll(wlApps); 2292 enableApps.addAll(queryHelper.queryApps(AppsQueryHelper.GET_REQUIRED_FOR_SYSTEM_USER, 2293 /* systemAppsOnly */ false, UserHandle.SYSTEM)); 2294 ArraySet<String> blApps = SystemConfig.getInstance().getSystemUserBlacklistedApps(); 2295 enableApps.removeAll(blApps); 2296 Log.i(TAG, "Applications installed for system user: " + enableApps); 2297 List<String> allAps = queryHelper.queryApps(0, /* systemAppsOnly */ false, 2298 UserHandle.SYSTEM); 2299 final int allAppsSize = allAps.size(); 2300 synchronized (mPackages) { 2301 for (int i = 0; i < allAppsSize; i++) { 2302 String pName = allAps.get(i); 2303 PackageSetting pkgSetting = mSettings.mPackages.get(pName); 2304 // Should not happen, but we shouldn't be failing if it does 2305 if (pkgSetting == null) { 2306 continue; 2307 } 2308 boolean install = enableApps.contains(pName); 2309 if (pkgSetting.getInstalled(UserHandle.USER_SYSTEM) != install) { 2310 Log.i(TAG, (install ? "Installing " : "Uninstalling ") + pName 2311 + " for system user"); 2312 pkgSetting.setInstalled(install, UserHandle.USER_SYSTEM); 2313 } 2314 } 2315 scheduleWritePackageRestrictionsLocked(UserHandle.USER_SYSTEM); 2316 } 2317 } 2318 2319 private static void getDefaultDisplayMetrics(Context context, DisplayMetrics metrics) { 2320 DisplayManager displayManager = (DisplayManager) context.getSystemService( 2321 Context.DISPLAY_SERVICE); 2322 displayManager.getDisplay(Display.DEFAULT_DISPLAY).getMetrics(metrics); 2323 } 2324 2325 /** 2326 * Requests that files preopted on a secondary system partition be copied to the data partition 2327 * if possible. Note that the actual copying of the files is accomplished by init for security 2328 * reasons. This simply requests that the copy takes place and awaits confirmation of its 2329 * completion. See platform/system/extras/cppreopt/ for the implementation of the actual copy. 2330 */ 2331 private static void requestCopyPreoptedFiles() { 2332 final int WAIT_TIME_MS = 100; 2333 final String CP_PREOPT_PROPERTY = "sys.cppreopt"; 2334 if (SystemProperties.getInt("ro.cp_system_other_odex", 0) == 1) { 2335 SystemProperties.set(CP_PREOPT_PROPERTY, "requested"); 2336 // We will wait for up to 100 seconds. 2337 final long timeStart = SystemClock.uptimeMillis(); 2338 final long timeEnd = timeStart + 100 * 1000; 2339 long timeNow = timeStart; 2340 while (!SystemProperties.get(CP_PREOPT_PROPERTY).equals("finished")) { 2341 try { 2342 Thread.sleep(WAIT_TIME_MS); 2343 } catch (InterruptedException e) { 2344 // Do nothing 2345 } 2346 timeNow = SystemClock.uptimeMillis(); 2347 if (timeNow > timeEnd) { 2348 SystemProperties.set(CP_PREOPT_PROPERTY, "timed-out"); 2349 Slog.wtf(TAG, "cppreopt did not finish!"); 2350 break; 2351 } 2352 } 2353 2354 Slog.i(TAG, "cppreopts took " + (timeNow - timeStart) + " ms"); 2355 } 2356 } 2357 2358 public PackageManagerService(Context context, Installer installer, 2359 boolean factoryTest, boolean onlyCore) { 2360 LockGuard.installLock(mPackages, LockGuard.INDEX_PACKAGES); 2361 Trace.traceBegin(TRACE_TAG_PACKAGE_MANAGER, "create package manager"); 2362 EventLog.writeEvent(EventLogTags.BOOT_PROGRESS_PMS_START, 2363 SystemClock.uptimeMillis()); 2364 2365 if (mSdkVersion <= 0) { 2366 Slog.w(TAG, "**** ro.build.version.sdk not set!"); 2367 } 2368 2369 mContext = context; 2370 2371 mFactoryTest = factoryTest; 2372 mOnlyCore = onlyCore; 2373 mMetrics = new DisplayMetrics(); 2374 mInstaller = installer; 2375 2376 // Create sub-components that provide services / data. Order here is important. 2377 synchronized (mInstallLock) { 2378 synchronized (mPackages) { 2379 // Expose private service for system components to use. 2380 LocalServices.addService( 2381 PackageManagerInternal.class, new PackageManagerInternalImpl()); 2382 sUserManager = new UserManagerService(context, this, 2383 new UserDataPreparer(mInstaller, mInstallLock, mContext, mOnlyCore), mPackages); 2384 mPermissionManager = PermissionManagerService.create(context, 2385 new DefaultPermissionGrantedCallback() { 2386 @Override 2387 public void onDefaultRuntimePermissionsGranted(int userId) { 2388 synchronized(mPackages) { 2389 mSettings.onDefaultRuntimePermissionsGrantedLPr(userId); 2390 } 2391 } 2392 }, mPackages /*externalLock*/); 2393 mDefaultPermissionPolicy = mPermissionManager.getDefaultPermissionGrantPolicy(); 2394 mSettings = new Settings(mPermissionManager.getPermissionSettings(), mPackages); 2395 } 2396 } 2397 mSettings.addSharedUserLPw("android.uid.system", Process.SYSTEM_UID, 2398 ApplicationInfo.FLAG_SYSTEM, ApplicationInfo.PRIVATE_FLAG_PRIVILEGED); 2399 mSettings.addSharedUserLPw("android.uid.phone", RADIO_UID, 2400 ApplicationInfo.FLAG_SYSTEM, ApplicationInfo.PRIVATE_FLAG_PRIVILEGED); 2401 mSettings.addSharedUserLPw("android.uid.log", LOG_UID, 2402 ApplicationInfo.FLAG_SYSTEM, ApplicationInfo.PRIVATE_FLAG_PRIVILEGED); 2403 mSettings.addSharedUserLPw("android.uid.nfc", NFC_UID, 2404 ApplicationInfo.FLAG_SYSTEM, ApplicationInfo.PRIVATE_FLAG_PRIVILEGED); 2405 mSettings.addSharedUserLPw("android.uid.bluetooth", BLUETOOTH_UID, 2406 ApplicationInfo.FLAG_SYSTEM, ApplicationInfo.PRIVATE_FLAG_PRIVILEGED); 2407 mSettings.addSharedUserLPw("android.uid.shell", SHELL_UID, 2408 ApplicationInfo.FLAG_SYSTEM, ApplicationInfo.PRIVATE_FLAG_PRIVILEGED); 2409 2410 String separateProcesses = SystemProperties.get("debug.separate_processes"); 2411 if (separateProcesses != null && separateProcesses.length() > 0) { 2412 if ("*".equals(separateProcesses)) { 2413 mDefParseFlags = PackageParser.PARSE_IGNORE_PROCESSES; 2414 mSeparateProcesses = null; 2415 Slog.w(TAG, "Running with debug.separate_processes: * (ALL)"); 2416 } else { 2417 mDefParseFlags = 0; 2418 mSeparateProcesses = separateProcesses.split(","); 2419 Slog.w(TAG, "Running with debug.separate_processes: " 2420 + separateProcesses); 2421 } 2422 } else { 2423 mDefParseFlags = 0; 2424 mSeparateProcesses = null; 2425 } 2426 2427 mPackageDexOptimizer = new PackageDexOptimizer(installer, mInstallLock, context, 2428 "*dexopt*"); 2429 DexManager.Listener dexManagerListener = DexLogger.getListener(this, 2430 installer, mInstallLock); 2431 mDexManager = new DexManager(this, mPackageDexOptimizer, installer, mInstallLock, 2432 dexManagerListener); 2433 mMoveCallbacks = new MoveCallbacks(FgThread.get().getLooper()); 2434 2435 mOnPermissionChangeListeners = new OnPermissionChangeListeners( 2436 FgThread.get().getLooper()); 2437 2438 getDefaultDisplayMetrics(context, mMetrics); 2439 2440 Trace.traceBegin(TRACE_TAG_PACKAGE_MANAGER, "get system config"); 2441 SystemConfig systemConfig = SystemConfig.getInstance(); 2442 mAvailableFeatures = systemConfig.getAvailableFeatures(); 2443 Trace.traceEnd(TRACE_TAG_PACKAGE_MANAGER); 2444 2445 mProtectedPackages = new ProtectedPackages(mContext); 2446 2447 synchronized (mInstallLock) { 2448 // writer 2449 synchronized (mPackages) { 2450 mHandlerThread = new ServiceThread(TAG, 2451 Process.THREAD_PRIORITY_BACKGROUND, true /*allowIo*/); 2452 mHandlerThread.start(); 2453 mHandler = new PackageHandler(mHandlerThread.getLooper()); 2454 mProcessLoggingHandler = new ProcessLoggingHandler(); 2455 Watchdog.getInstance().addThread(mHandler, WATCHDOG_TIMEOUT); 2456 mInstantAppRegistry = new InstantAppRegistry(this); 2457 2458 ArrayMap<String, String> libConfig = systemConfig.getSharedLibraries(); 2459 final int builtInLibCount = libConfig.size(); 2460 for (int i = 0; i < builtInLibCount; i++) { 2461 String name = libConfig.keyAt(i); 2462 String path = libConfig.valueAt(i); 2463 addSharedLibraryLPw(path, null, name, SharedLibraryInfo.VERSION_UNDEFINED, 2464 SharedLibraryInfo.TYPE_BUILTIN, PLATFORM_PACKAGE_NAME, 0); 2465 } 2466 2467 SELinuxMMAC.readInstallPolicy(); 2468 2469 Trace.traceBegin(TRACE_TAG_PACKAGE_MANAGER, "read user settings"); 2470 mFirstBoot = !mSettings.readLPw(sUserManager.getUsers(false)); 2471 Trace.traceEnd(TRACE_TAG_PACKAGE_MANAGER); 2472 2473 // Clean up orphaned packages for which the code path doesn't exist 2474 // and they are an update to a system app - caused by bug/32321269 2475 final int packageSettingCount = mSettings.mPackages.size(); 2476 for (int i = packageSettingCount - 1; i >= 0; i--) { 2477 PackageSetting ps = mSettings.mPackages.valueAt(i); 2478 if (!isExternal(ps) && (ps.codePath == null || !ps.codePath.exists()) 2479 && mSettings.getDisabledSystemPkgLPr(ps.name) != null) { 2480 mSettings.mPackages.removeAt(i); 2481 mSettings.enableSystemPackageLPw(ps.name); 2482 } 2483 } 2484 2485 if (mFirstBoot) { 2486 requestCopyPreoptedFiles(); 2487 } 2488 2489 String customResolverActivity = Resources.getSystem().getString( 2490 R.string.config_customResolverActivity); 2491 if (TextUtils.isEmpty(customResolverActivity)) { 2492 customResolverActivity = null; 2493 } else { 2494 mCustomResolverComponentName = ComponentName.unflattenFromString( 2495 customResolverActivity); 2496 } 2497 2498 long startTime = SystemClock.uptimeMillis(); 2499 2500 EventLog.writeEvent(EventLogTags.BOOT_PROGRESS_PMS_SYSTEM_SCAN_START, 2501 startTime); 2502 2503 final String bootClassPath = System.getenv("BOOTCLASSPATH"); 2504 final String systemServerClassPath = System.getenv("SYSTEMSERVERCLASSPATH"); 2505 2506 if (bootClassPath == null) { 2507 Slog.w(TAG, "No BOOTCLASSPATH found!"); 2508 } 2509 2510 if (systemServerClassPath == null) { 2511 Slog.w(TAG, "No SYSTEMSERVERCLASSPATH found!"); 2512 } 2513 2514 File frameworkDir = new File(Environment.getRootDirectory(), "framework"); 2515 2516 final VersionInfo ver = mSettings.getInternalVersion(); 2517 mIsUpgrade = !Build.FINGERPRINT.equals(ver.fingerprint); 2518 if (mIsUpgrade) { 2519 logCriticalInfo(Log.INFO, 2520 "Upgrading from " + ver.fingerprint + " to " + Build.FINGERPRINT); 2521 } 2522 2523 // when upgrading from pre-M, promote system app permissions from install to runtime 2524 mPromoteSystemApps = 2525 mIsUpgrade && ver.sdkVersion <= Build.VERSION_CODES.LOLLIPOP_MR1; 2526 2527 // When upgrading from pre-N, we need to handle package extraction like first boot, 2528 // as there is no profiling data available. 2529 mIsPreNUpgrade = mIsUpgrade && ver.sdkVersion < Build.VERSION_CODES.N; 2530 2531 mIsPreNMR1Upgrade = mIsUpgrade && ver.sdkVersion < Build.VERSION_CODES.N_MR1; 2532 2533 // save off the names of pre-existing system packages prior to scanning; we don't 2534 // want to automatically grant runtime permissions for new system apps 2535 if (mPromoteSystemApps) { 2536 Iterator<PackageSetting> pkgSettingIter = mSettings.mPackages.values().iterator(); 2537 while (pkgSettingIter.hasNext()) { 2538 PackageSetting ps = pkgSettingIter.next(); 2539 if (isSystemApp(ps)) { 2540 mExistingSystemPackages.add(ps.name); 2541 } 2542 } 2543 } 2544 2545 mCacheDir = preparePackageParserCache(mIsUpgrade); 2546 2547 // Set flag to monitor and not change apk file paths when 2548 // scanning install directories. 2549 int scanFlags = SCAN_BOOTING | SCAN_INITIAL; 2550 2551 if (mIsUpgrade || mFirstBoot) { 2552 scanFlags = scanFlags | SCAN_FIRST_BOOT_OR_UPGRADE; 2553 } 2554 2555 // Collect vendor overlay packages. (Do this before scanning any apps.) 2556 // For security and version matching reason, only consider 2557 // overlay packages if they reside in the right directory. 2558 scanDirTracedLI(new File(VENDOR_OVERLAY_DIR), 2559 mDefParseFlags 2560 | PackageParser.PARSE_IS_SYSTEM_DIR, 2561 scanFlags 2562 | SCAN_AS_SYSTEM 2563 | SCAN_TRUSTED_OVERLAY, 2564 0); 2565 2566 mParallelPackageParserCallback.findStaticOverlayPackages(); 2567 2568 // Find base frameworks (resource packages without code). 2569 scanDirTracedLI(frameworkDir, 2570 mDefParseFlags 2571 | PackageParser.PARSE_IS_SYSTEM_DIR, 2572 scanFlags 2573 | SCAN_NO_DEX 2574 | SCAN_AS_SYSTEM 2575 | SCAN_AS_PRIVILEGED, 2576 0); 2577 2578 // Collected privileged system packages. 2579 final File privilegedAppDir = new File(Environment.getRootDirectory(), "priv-app"); 2580 scanDirTracedLI(privilegedAppDir, 2581 mDefParseFlags 2582 | PackageParser.PARSE_IS_SYSTEM_DIR, 2583 scanFlags 2584 | SCAN_AS_SYSTEM 2585 | SCAN_AS_PRIVILEGED, 2586 0); 2587 2588 // Collect ordinary system packages. 2589 final File systemAppDir = new File(Environment.getRootDirectory(), "app"); 2590 scanDirTracedLI(systemAppDir, 2591 mDefParseFlags 2592 | PackageParser.PARSE_IS_SYSTEM_DIR, 2593 scanFlags 2594 | SCAN_AS_SYSTEM, 2595 0); 2596 2597 // Collected privileged vendor packages. 2598 File privilegedVendorAppDir = new File(Environment.getVendorDirectory(), 2599 "priv-app"); 2600 try { 2601 privilegedVendorAppDir = privilegedVendorAppDir.getCanonicalFile(); 2602 } catch (IOException e) { 2603 // failed to look up canonical path, continue with original one 2604 } 2605 scanDirTracedLI(privilegedVendorAppDir, 2606 mDefParseFlags 2607 | PackageParser.PARSE_IS_SYSTEM_DIR, 2608 scanFlags 2609 | SCAN_AS_SYSTEM 2610 | SCAN_AS_VENDOR 2611 | SCAN_AS_PRIVILEGED, 2612 0); 2613 2614 // Collect ordinary vendor packages. 2615 File vendorAppDir = new File(Environment.getVendorDirectory(), "app"); 2616 try { 2617 vendorAppDir = vendorAppDir.getCanonicalFile(); 2618 } catch (IOException e) { 2619 // failed to look up canonical path, continue with original one 2620 } 2621 scanDirTracedLI(vendorAppDir, 2622 mDefParseFlags 2623 | PackageParser.PARSE_IS_SYSTEM_DIR, 2624 scanFlags 2625 | SCAN_AS_SYSTEM 2626 | SCAN_AS_VENDOR, 2627 0); 2628 2629 // Collect all OEM packages. 2630 final File oemAppDir = new File(Environment.getOemDirectory(), "app"); 2631 scanDirTracedLI(oemAppDir, 2632 mDefParseFlags 2633 | PackageParser.PARSE_IS_SYSTEM_DIR, 2634 scanFlags 2635 | SCAN_AS_SYSTEM 2636 | SCAN_AS_OEM, 2637 0); 2638 2639 // Prune any system packages that no longer exist. 2640 final List<String> possiblyDeletedUpdatedSystemApps = new ArrayList<>(); 2641 // Stub packages must either be replaced with full versions in the /data 2642 // partition or be disabled. 2643 final List<String> stubSystemApps = new ArrayList<>(); 2644 if (!mOnlyCore) { 2645 // do this first before mucking with mPackages for the "expecting better" case 2646 final Iterator<PackageParser.Package> pkgIterator = mPackages.values().iterator(); 2647 while (pkgIterator.hasNext()) { 2648 final PackageParser.Package pkg = pkgIterator.next(); 2649 if (pkg.isStub) { 2650 stubSystemApps.add(pkg.packageName); 2651 } 2652 } 2653 2654 final Iterator<PackageSetting> psit = mSettings.mPackages.values().iterator(); 2655 while (psit.hasNext()) { 2656 PackageSetting ps = psit.next(); 2657 2658 /* 2659 * If this is not a system app, it can't be a 2660 * disable system app. 2661 */ 2662 if ((ps.pkgFlags & ApplicationInfo.FLAG_SYSTEM) == 0) { 2663 continue; 2664 } 2665 2666 /* 2667 * If the package is scanned, it's not erased. 2668 */ 2669 final PackageParser.Package scannedPkg = mPackages.get(ps.name); 2670 if (scannedPkg != null) { 2671 /* 2672 * If the system app is both scanned and in the 2673 * disabled packages list, then it must have been 2674 * added via OTA. Remove it from the currently 2675 * scanned package so the previously user-installed 2676 * application can be scanned. 2677 */ 2678 if (mSettings.isDisabledSystemPackageLPr(ps.name)) { 2679 logCriticalInfo(Log.WARN, "Expecting better updated system app for " 2680 + ps.name + "; removing system app. Last known codePath=" 2681 + ps.codePathString + ", installStatus=" + ps.installStatus 2682 + ", versionCode=" + ps.versionCode + "; scanned versionCode=" 2683 + scannedPkg.getLongVersionCode()); 2684 removePackageLI(scannedPkg, true); 2685 mExpectingBetter.put(ps.name, ps.codePath); 2686 } 2687 2688 continue; 2689 } 2690 2691 if (!mSettings.isDisabledSystemPackageLPr(ps.name)) { 2692 psit.remove(); 2693 logCriticalInfo(Log.WARN, "System package " + ps.name 2694 + " no longer exists; it's data will be wiped"); 2695 // Actual deletion of code and data will be handled by later 2696 // reconciliation step 2697 } else { 2698 // we still have a disabled system package, but, it still might have 2699 // been removed. check the code path still exists and check there's 2700 // still a package. the latter can happen if an OTA keeps the same 2701 // code path, but, changes the package name. 2702 final PackageSetting disabledPs = 2703 mSettings.getDisabledSystemPkgLPr(ps.name); 2704 if (disabledPs.codePath == null || !disabledPs.codePath.exists() 2705 || disabledPs.pkg == null) { 2706if (REFACTOR_DEBUG) { 2707Slog.e("TODD", 2708 "Possibly deleted app: " + ps.dumpState_temp() 2709 + "; path: " + (disabledPs.codePath == null ? "<<NULL>>":disabledPs.codePath) 2710 + "; pkg: " + (disabledPs.pkg==null?"<<NULL>>":disabledPs.pkg.toString())); 2711} 2712 possiblyDeletedUpdatedSystemApps.add(ps.name); 2713 } 2714 } 2715 } 2716 } 2717 2718 //look for any incomplete package installations 2719 ArrayList<PackageSetting> deletePkgsList = mSettings.getListOfIncompleteInstallPackagesLPr(); 2720 for (int i = 0; i < deletePkgsList.size(); i++) { 2721 // Actual deletion of code and data will be handled by later 2722 // reconciliation step 2723 final String packageName = deletePkgsList.get(i).name; 2724 logCriticalInfo(Log.WARN, "Cleaning up incompletely installed app: " + packageName); 2725 synchronized (mPackages) { 2726 mSettings.removePackageLPw(packageName); 2727 } 2728 } 2729 2730 //delete tmp files 2731 deleteTempPackageFiles(); 2732 2733 final int cachedSystemApps = PackageParser.sCachedPackageReadCount.get(); 2734 2735 // Remove any shared userIDs that have no associated packages 2736 mSettings.pruneSharedUsersLPw(); 2737 final long systemScanTime = SystemClock.uptimeMillis() - startTime; 2738 final int systemPackagesCount = mPackages.size(); 2739 Slog.i(TAG, "Finished scanning system apps. Time: " + systemScanTime 2740 + " ms, packageCount: " + systemPackagesCount 2741 + " , timePerPackage: " 2742 + (systemPackagesCount == 0 ? 0 : systemScanTime / systemPackagesCount) 2743 + " , cached: " + cachedSystemApps); 2744 if (mIsUpgrade && systemPackagesCount > 0) { 2745 MetricsLogger.histogram(null, "ota_package_manager_system_app_avg_scan_time", 2746 ((int) systemScanTime) / systemPackagesCount); 2747 } 2748 if (!mOnlyCore) { 2749 EventLog.writeEvent(EventLogTags.BOOT_PROGRESS_PMS_DATA_SCAN_START, 2750 SystemClock.uptimeMillis()); 2751 scanDirTracedLI(sAppInstallDir, 0, scanFlags | SCAN_REQUIRE_KNOWN, 0); 2752 2753 scanDirTracedLI(sDrmAppPrivateInstallDir, mDefParseFlags 2754 | PackageParser.PARSE_FORWARD_LOCK, 2755 scanFlags | SCAN_REQUIRE_KNOWN, 0); 2756 2757 // Remove disable package settings for updated system apps that were 2758 // removed via an OTA. If the update is no longer present, remove the 2759 // app completely. Otherwise, revoke their system privileges. 2760 for (String deletedAppName : possiblyDeletedUpdatedSystemApps) { 2761 PackageParser.Package deletedPkg = mPackages.get(deletedAppName); 2762 mSettings.removeDisabledSystemPackageLPw(deletedAppName); 2763if (REFACTOR_DEBUG) { 2764Slog.e("TODD", 2765 "remove update; name: " + deletedAppName + ", exists? " + (deletedPkg != null)); 2766} 2767 final String msg; 2768 if (deletedPkg == null) { 2769 // should have found an update, but, we didn't; remove everything 2770 msg = "Updated system package " + deletedAppName 2771 + " no longer exists; removing its data"; 2772 // Actual deletion of code and data will be handled by later 2773 // reconciliation step 2774 } else { 2775 // found an update; revoke system privileges 2776 msg = "Updated system package + " + deletedAppName 2777 + " no longer exists; revoking system privileges"; 2778 2779 // Don't do anything if a stub is removed from the system image. If 2780 // we were to remove the uncompressed version from the /data partition, 2781 // this is where it'd be done. 2782 2783 final PackageSetting deletedPs = mSettings.mPackages.get(deletedAppName); 2784 deletedPkg.applicationInfo.flags &= ~ApplicationInfo.FLAG_SYSTEM; 2785 deletedPs.pkgFlags &= ~ApplicationInfo.FLAG_SYSTEM; 2786 } 2787 logCriticalInfo(Log.WARN, msg); 2788 } 2789 2790 /* 2791 * Make sure all system apps that we expected to appear on 2792 * the userdata partition actually showed up. If they never 2793 * appeared, crawl back and revive the system version. 2794 */ 2795 for (int i = 0; i < mExpectingBetter.size(); i++) { 2796 final String packageName = mExpectingBetter.keyAt(i); 2797 if (!mPackages.containsKey(packageName)) { 2798 final File scanFile = mExpectingBetter.valueAt(i); 2799 2800 logCriticalInfo(Log.WARN, "Expected better " + packageName 2801 + " but never showed up; reverting to system"); 2802 2803 final @ParseFlags int reparseFlags; 2804 final @ScanFlags int rescanFlags; 2805 if (FileUtils.contains(privilegedAppDir, scanFile)) { 2806 reparseFlags = 2807 mDefParseFlags | 2808 PackageParser.PARSE_IS_SYSTEM_DIR; 2809 rescanFlags = 2810 scanFlags 2811 | SCAN_AS_SYSTEM 2812 | SCAN_AS_PRIVILEGED; 2813 } else if (FileUtils.contains(systemAppDir, scanFile)) { 2814 reparseFlags = 2815 mDefParseFlags | 2816 PackageParser.PARSE_IS_SYSTEM_DIR; 2817 rescanFlags = 2818 scanFlags 2819 | SCAN_AS_SYSTEM; 2820 } else if (FileUtils.contains(privilegedVendorAppDir, scanFile)) { 2821 reparseFlags = 2822 mDefParseFlags | 2823 PackageParser.PARSE_IS_SYSTEM_DIR; 2824 rescanFlags = 2825 scanFlags 2826 | SCAN_AS_SYSTEM 2827 | SCAN_AS_VENDOR 2828 | SCAN_AS_PRIVILEGED; 2829 } else if (FileUtils.contains(vendorAppDir, scanFile)) { 2830 reparseFlags = 2831 mDefParseFlags | 2832 PackageParser.PARSE_IS_SYSTEM_DIR; 2833 rescanFlags = 2834 scanFlags 2835 | SCAN_AS_SYSTEM 2836 | SCAN_AS_VENDOR; 2837 } else if (FileUtils.contains(oemAppDir, scanFile)) { 2838 reparseFlags = 2839 mDefParseFlags | 2840 PackageParser.PARSE_IS_SYSTEM_DIR; 2841 rescanFlags = 2842 scanFlags 2843 | SCAN_AS_SYSTEM 2844 | SCAN_AS_OEM; 2845 } else { 2846 Slog.e(TAG, "Ignoring unexpected fallback path " + scanFile); 2847 continue; 2848 } 2849 2850 mSettings.enableSystemPackageLPw(packageName); 2851 2852 try { 2853 scanPackageTracedLI(scanFile, reparseFlags, rescanFlags, 0, null); 2854 } catch (PackageManagerException e) { 2855 Slog.e(TAG, "Failed to parse original system package: " 2856 + e.getMessage()); 2857 } 2858 } 2859 } 2860 2861 // Uncompress and install any stubbed system applications. 2862 // This must be done last to ensure all stubs are replaced or disabled. 2863 decompressSystemApplications(stubSystemApps, scanFlags); 2864 2865 final int cachedNonSystemApps = PackageParser.sCachedPackageReadCount.get() 2866 - cachedSystemApps; 2867 2868 final long dataScanTime = SystemClock.uptimeMillis() - systemScanTime - startTime; 2869 final int dataPackagesCount = mPackages.size() - systemPackagesCount; 2870 Slog.i(TAG, "Finished scanning non-system apps. Time: " + dataScanTime 2871 + " ms, packageCount: " + dataPackagesCount 2872 + " , timePerPackage: " 2873 + (dataPackagesCount == 0 ? 0 : dataScanTime / dataPackagesCount) 2874 + " , cached: " + cachedNonSystemApps); 2875 if (mIsUpgrade && dataPackagesCount > 0) { 2876 MetricsLogger.histogram(null, "ota_package_manager_data_app_avg_scan_time", 2877 ((int) dataScanTime) / dataPackagesCount); 2878 } 2879 } 2880 mExpectingBetter.clear(); 2881 2882 // Resolve the storage manager. 2883 mStorageManagerPackage = getStorageManagerPackageName(); 2884 2885 // Resolve protected action filters. Only the setup wizard is allowed to 2886 // have a high priority filter for these actions. 2887 mSetupWizardPackage = getSetupWizardPackageName(); 2888 if (mProtectedFilters.size() > 0) { 2889 if (DEBUG_FILTERS && mSetupWizardPackage == null) { 2890 Slog.i(TAG, "No setup wizard;" 2891 + " All protected intents capped to priority 0"); 2892 } 2893 for (ActivityIntentInfo filter : mProtectedFilters) { 2894 if (filter.activity.info.packageName.equals(mSetupWizardPackage)) { 2895 if (DEBUG_FILTERS) { 2896 Slog.i(TAG, "Found setup wizard;" 2897 + " allow priority " + filter.getPriority() + ";" 2898 + " package: " + filter.activity.info.packageName 2899 + " activity: " + filter.activity.className 2900 + " priority: " + filter.getPriority()); 2901 } 2902 // skip setup wizard; allow it to keep the high priority filter 2903 continue; 2904 } 2905 if (DEBUG_FILTERS) { 2906 Slog.i(TAG, "Protected action; cap priority to 0;" 2907 + " package: " + filter.activity.info.packageName 2908 + " activity: " + filter.activity.className 2909 + " origPrio: " + filter.getPriority()); 2910 } 2911 filter.setPriority(0); 2912 } 2913 } 2914 mDeferProtectedFilters = false; 2915 mProtectedFilters.clear(); 2916 2917 // Now that we know all of the shared libraries, update all clients to have 2918 // the correct library paths. 2919 updateAllSharedLibrariesLPw(null); 2920 2921 for (SharedUserSetting setting : mSettings.getAllSharedUsersLPw()) { 2922 // NOTE: We ignore potential failures here during a system scan (like 2923 // the rest of the commands above) because there's precious little we 2924 // can do about it. A settings error is reported, though. 2925 final List<String> changedAbiCodePath = 2926 adjustCpuAbisForSharedUserLPw(setting.packages, null /*scannedPackage*/); 2927 if (changedAbiCodePath != null && changedAbiCodePath.size() > 0) { 2928 for (int i = changedAbiCodePath.size() - 1; i >= 0; --i) { 2929 final String codePathString = changedAbiCodePath.get(i); 2930 try { 2931 mInstaller.rmdex(codePathString, 2932 getDexCodeInstructionSet(getPreferredInstructionSet())); 2933 } catch (InstallerException ignored) { 2934 } 2935 } 2936 } 2937 } 2938 2939 // Now that we know all the packages we are keeping, 2940 // read and update their last usage times. 2941 mPackageUsage.read(mPackages); 2942 mCompilerStats.read(); 2943 2944 EventLog.writeEvent(EventLogTags.BOOT_PROGRESS_PMS_SCAN_END, 2945 SystemClock.uptimeMillis()); 2946 Slog.i(TAG, "Time to scan packages: " 2947 + ((SystemClock.uptimeMillis()-startTime)/1000f) 2948 + " seconds"); 2949 2950 // If the platform SDK has changed since the last time we booted, 2951 // we need to re-grant app permission to catch any new ones that 2952 // appear. This is really a hack, and means that apps can in some 2953 // cases get permissions that the user didn't initially explicitly 2954 // allow... it would be nice to have some better way to handle 2955 // this situation. 2956 final boolean sdkUpdated = (ver.sdkVersion != mSdkVersion); 2957 if (sdkUpdated) { 2958 Slog.i(TAG, "Platform changed from " + ver.sdkVersion + " to " 2959 + mSdkVersion + "; regranting permissions for internal storage"); 2960 } 2961 mPermissionManager.updateAllPermissions( 2962 StorageManager.UUID_PRIVATE_INTERNAL, sdkUpdated, mPackages.values(), 2963 mPermissionCallback); 2964 ver.sdkVersion = mSdkVersion; 2965 2966 // If this is the first boot or an update from pre-M, and it is a normal 2967 // boot, then we need to initialize the default preferred apps across 2968 // all defined users. 2969 if (!onlyCore && (mPromoteSystemApps || mFirstBoot)) { 2970 for (UserInfo user : sUserManager.getUsers(true)) { 2971 mSettings.applyDefaultPreferredAppsLPw(this, user.id); 2972 applyFactoryDefaultBrowserLPw(user.id); 2973 primeDomainVerificationsLPw(user.id); 2974 } 2975 } 2976 2977 // Prepare storage for system user really early during boot, 2978 // since core system apps like SettingsProvider and SystemUI 2979 // can't wait for user to start 2980 final int storageFlags; 2981 if (StorageManager.isFileEncryptedNativeOrEmulated()) { 2982 storageFlags = StorageManager.FLAG_STORAGE_DE; 2983 } else { 2984 storageFlags = StorageManager.FLAG_STORAGE_DE | StorageManager.FLAG_STORAGE_CE; 2985 } 2986 List<String> deferPackages = reconcileAppsDataLI(StorageManager.UUID_PRIVATE_INTERNAL, 2987 UserHandle.USER_SYSTEM, storageFlags, true /* migrateAppData */, 2988 true /* onlyCoreApps */); 2989 mPrepareAppDataFuture = SystemServerInitThreadPool.get().submit(() -> { 2990 TimingsTraceLog traceLog = new TimingsTraceLog("SystemServerTimingAsync", 2991 Trace.TRACE_TAG_PACKAGE_MANAGER); 2992 traceLog.traceBegin("AppDataFixup"); 2993 try { 2994 mInstaller.fixupAppData(StorageManager.UUID_PRIVATE_INTERNAL, 2995 StorageManager.FLAG_STORAGE_DE | StorageManager.FLAG_STORAGE_CE); 2996 } catch (InstallerException e) { 2997 Slog.w(TAG, "Trouble fixing GIDs", e); 2998 } 2999 traceLog.traceEnd(); 3000 3001 traceLog.traceBegin("AppDataPrepare"); 3002 if (deferPackages == null || deferPackages.isEmpty()) { 3003 return; 3004 } 3005 int count = 0; 3006 for (String pkgName : deferPackages) { 3007 PackageParser.Package pkg = null; 3008 synchronized (mPackages) { 3009 PackageSetting ps = mSettings.getPackageLPr(pkgName); 3010 if (ps != null && ps.getInstalled(UserHandle.USER_SYSTEM)) { 3011 pkg = ps.pkg; 3012 } 3013 } 3014 if (pkg != null) { 3015 synchronized (mInstallLock) { 3016 prepareAppDataAndMigrateLIF(pkg, UserHandle.USER_SYSTEM, storageFlags, 3017 true /* maybeMigrateAppData */); 3018 } 3019 count++; 3020 } 3021 } 3022 traceLog.traceEnd(); 3023 Slog.i(TAG, "Deferred reconcileAppsData finished " + count + " packages"); 3024 }, "prepareAppData"); 3025 3026 // If this is first boot after an OTA, and a normal boot, then 3027 // we need to clear code cache directories. 3028 // Note that we do *not* clear the application profiles. These remain valid 3029 // across OTAs and are used to drive profile verification (post OTA) and 3030 // profile compilation (without waiting to collect a fresh set of profiles). 3031 if (mIsUpgrade && !onlyCore) { 3032 Slog.i(TAG, "Build fingerprint changed; clearing code caches"); 3033 for (int i = 0; i < mSettings.mPackages.size(); i++) { 3034 final PackageSetting ps = mSettings.mPackages.valueAt(i); 3035 if (Objects.equals(StorageManager.UUID_PRIVATE_INTERNAL, ps.volumeUuid)) { 3036 // No apps are running this early, so no need to freeze 3037 clearAppDataLIF(ps.pkg, UserHandle.USER_ALL, 3038 StorageManager.FLAG_STORAGE_DE | StorageManager.FLAG_STORAGE_CE 3039 | Installer.FLAG_CLEAR_CODE_CACHE_ONLY); 3040 } 3041 } 3042 ver.fingerprint = Build.FINGERPRINT; 3043 } 3044 3045 checkDefaultBrowser(); 3046 3047 // clear only after permissions and other defaults have been updated 3048 mExistingSystemPackages.clear(); 3049 mPromoteSystemApps = false; 3050 3051 // All the changes are done during package scanning. 3052 ver.databaseVersion = Settings.CURRENT_DATABASE_VERSION; 3053 3054 // can downgrade to reader 3055 Trace.traceBegin(TRACE_TAG_PACKAGE_MANAGER, "write settings"); 3056 mSettings.writeLPr(); 3057 Trace.traceEnd(TRACE_TAG_PACKAGE_MANAGER); 3058 EventLog.writeEvent(EventLogTags.BOOT_PROGRESS_PMS_READY, 3059 SystemClock.uptimeMillis()); 3060 3061 if (!mOnlyCore) { 3062 mRequiredVerifierPackage = getRequiredButNotReallyRequiredVerifierLPr(); 3063 mRequiredInstallerPackage = getRequiredInstallerLPr(); 3064 mRequiredUninstallerPackage = getRequiredUninstallerLPr(); 3065 mIntentFilterVerifierComponent = getIntentFilterVerifierComponentNameLPr(); 3066 if (mIntentFilterVerifierComponent != null) { 3067 mIntentFilterVerifier = new IntentVerifierProxy(mContext, 3068 mIntentFilterVerifierComponent); 3069 } else { 3070 mIntentFilterVerifier = null; 3071 } 3072 mServicesSystemSharedLibraryPackageName = getRequiredSharedLibraryLPr( 3073 PackageManager.SYSTEM_SHARED_LIBRARY_SERVICES, 3074 SharedLibraryInfo.VERSION_UNDEFINED); 3075 mSharedSystemSharedLibraryPackageName = getRequiredSharedLibraryLPr( 3076 PackageManager.SYSTEM_SHARED_LIBRARY_SHARED, 3077 SharedLibraryInfo.VERSION_UNDEFINED); 3078 } else { 3079 mRequiredVerifierPackage = null; 3080 mRequiredInstallerPackage = null; 3081 mRequiredUninstallerPackage = null; 3082 mIntentFilterVerifierComponent = null; 3083 mIntentFilterVerifier = null; 3084 mServicesSystemSharedLibraryPackageName = null; 3085 mSharedSystemSharedLibraryPackageName = null; 3086 } 3087 3088 mInstallerService = new PackageInstallerService(context, this); 3089 mArtManagerService = new ArtManagerService(this, mInstaller, mInstallLock); 3090 final Pair<ComponentName, String> instantAppResolverComponent = 3091 getInstantAppResolverLPr(); 3092 if (instantAppResolverComponent != null) { 3093 if (DEBUG_EPHEMERAL) { 3094 Slog.d(TAG, "Set ephemeral resolver: " + instantAppResolverComponent); 3095 } 3096 mInstantAppResolverConnection = new EphemeralResolverConnection( 3097 mContext, instantAppResolverComponent.first, 3098 instantAppResolverComponent.second); 3099 mInstantAppResolverSettingsComponent = 3100 getInstantAppResolverSettingsLPr(instantAppResolverComponent.first); 3101 } else { 3102 mInstantAppResolverConnection = null; 3103 mInstantAppResolverSettingsComponent = null; 3104 } 3105 updateInstantAppInstallerLocked(null); 3106 3107 // Read and update the usage of dex files. 3108 // Do this at the end of PM init so that all the packages have their 3109 // data directory reconciled. 3110 // At this point we know the code paths of the packages, so we can validate 3111 // the disk file and build the internal cache. 3112 // The usage file is expected to be small so loading and verifying it 3113 // should take a fairly small time compare to the other activities (e.g. package 3114 // scanning). 3115 final Map<Integer, List<PackageInfo>> userPackages = new HashMap<>(); 3116 final int[] currentUserIds = UserManagerService.getInstance().getUserIds(); 3117 for (int userId : currentUserIds) { 3118 userPackages.put(userId, getInstalledPackages(/*flags*/ 0, userId).getList()); 3119 } 3120 mDexManager.load(userPackages); 3121 if (mIsUpgrade) { 3122 MetricsLogger.histogram(null, "ota_package_manager_init_time", 3123 (int) (SystemClock.uptimeMillis() - startTime)); 3124 } 3125 } // synchronized (mPackages) 3126 } // synchronized (mInstallLock) 3127 3128 // Now after opening every single application zip, make sure they 3129 // are all flushed. Not really needed, but keeps things nice and 3130 // tidy. 3131 Trace.traceBegin(TRACE_TAG_PACKAGE_MANAGER, "GC"); 3132 Runtime.getRuntime().gc(); 3133 Trace.traceEnd(TRACE_TAG_PACKAGE_MANAGER); 3134 3135 Trace.traceBegin(TRACE_TAG_PACKAGE_MANAGER, "loadFallbacks"); 3136 FallbackCategoryProvider.loadFallbacks(); 3137 Trace.traceEnd(TRACE_TAG_PACKAGE_MANAGER); 3138 3139 // The initial scanning above does many calls into installd while 3140 // holding the mPackages lock, but we're mostly interested in yelling 3141 // once we have a booted system. 3142 mInstaller.setWarnIfHeld(mPackages); 3143 3144 Trace.traceEnd(TRACE_TAG_PACKAGE_MANAGER); 3145 } 3146 3147 /** 3148 * Uncompress and install stub applications. 3149 * <p>In order to save space on the system partition, some applications are shipped in a 3150 * compressed form. In addition the compressed bits for the full application, the 3151 * system image contains a tiny stub comprised of only the Android manifest. 3152 * <p>During the first boot, attempt to uncompress and install the full application. If 3153 * the application can't be installed for any reason, disable the stub and prevent 3154 * uncompressing the full application during future boots. 3155 * <p>In order to forcefully attempt an installation of a full application, go to app 3156 * settings and enable the application. 3157 */ 3158 private void decompressSystemApplications(@NonNull List<String> stubSystemApps, int scanFlags) { 3159 for (int i = stubSystemApps.size() - 1; i >= 0; --i) { 3160 final String pkgName = stubSystemApps.get(i); 3161 // skip if the system package is already disabled 3162 if (mSettings.isDisabledSystemPackageLPr(pkgName)) { 3163 stubSystemApps.remove(i); 3164 continue; 3165 } 3166 // skip if the package isn't installed (?!); this should never happen 3167 final PackageParser.Package pkg = mPackages.get(pkgName); 3168 if (pkg == null) { 3169 stubSystemApps.remove(i); 3170 continue; 3171 } 3172 // skip if the package has been disabled by the user 3173 final PackageSetting ps = mSettings.mPackages.get(pkgName); 3174 if (ps != null) { 3175 final int enabledState = ps.getEnabled(UserHandle.USER_SYSTEM); 3176 if (enabledState == PackageManager.COMPONENT_ENABLED_STATE_DISABLED_USER) { 3177 stubSystemApps.remove(i); 3178 continue; 3179 } 3180 } 3181 3182 if (DEBUG_COMPRESSION) { 3183 Slog.i(TAG, "Uncompressing system stub; pkg: " + pkgName); 3184 } 3185 3186 // uncompress the binary to its eventual destination on /data 3187 final File scanFile = decompressPackage(pkg); 3188 if (scanFile == null) { 3189 continue; 3190 } 3191 3192 // install the package to replace the stub on /system 3193 try { 3194 mSettings.disableSystemPackageLPw(pkgName, true /*replaced*/); 3195 removePackageLI(pkg, true /*chatty*/); 3196 scanPackageTracedLI(scanFile, 0 /*reparseFlags*/, scanFlags, 0, null); 3197 ps.setEnabled(PackageManager.COMPONENT_ENABLED_STATE_DEFAULT, 3198 UserHandle.USER_SYSTEM, "android"); 3199 stubSystemApps.remove(i); 3200 continue; 3201 } catch (PackageManagerException e) { 3202 Slog.e(TAG, "Failed to parse uncompressed system package: " + e.getMessage()); 3203 } 3204 3205 // any failed attempt to install the package will be cleaned up later 3206 } 3207 3208 // disable any stub still left; these failed to install the full application 3209 for (int i = stubSystemApps.size() - 1; i >= 0; --i) { 3210 final String pkgName = stubSystemApps.get(i); 3211 final PackageSetting ps = mSettings.mPackages.get(pkgName); 3212 ps.setEnabled(PackageManager.COMPONENT_ENABLED_STATE_DISABLED, 3213 UserHandle.USER_SYSTEM, "android"); 3214 logCriticalInfo(Log.ERROR, "Stub disabled; pkg: " + pkgName); 3215 } 3216 } 3217 3218 /** 3219 * Decompresses the given package on the system image onto 3220 * the /data partition. 3221 * @return The directory the package was decompressed into. Otherwise, {@code null}. 3222 */ 3223 private File decompressPackage(PackageParser.Package pkg) { 3224 final File[] compressedFiles = getCompressedFiles(pkg.codePath); 3225 if (compressedFiles == null || compressedFiles.length == 0) { 3226 if (DEBUG_COMPRESSION) { 3227 Slog.i(TAG, "No files to decompress: " + pkg.baseCodePath); 3228 } 3229 return null; 3230 } 3231 final File dstCodePath = 3232 getNextCodePath(Environment.getDataAppDirectory(null), pkg.packageName); 3233 int ret = PackageManager.INSTALL_SUCCEEDED; 3234 try { 3235 Os.mkdir(dstCodePath.getAbsolutePath(), 0755); 3236 Os.chmod(dstCodePath.getAbsolutePath(), 0755); 3237 for (File srcFile : compressedFiles) { 3238 final String srcFileName = srcFile.getName(); 3239 final String dstFileName = srcFileName.substring( 3240 0, srcFileName.length() - COMPRESSED_EXTENSION.length()); 3241 final File dstFile = new File(dstCodePath, dstFileName); 3242 ret = decompressFile(srcFile, dstFile); 3243 if (ret != PackageManager.INSTALL_SUCCEEDED) { 3244 logCriticalInfo(Log.ERROR, "Failed to decompress" 3245 + "; pkg: " + pkg.packageName 3246 + ", file: " + dstFileName); 3247 break; 3248 } 3249 } 3250 } catch (ErrnoException e) { 3251 logCriticalInfo(Log.ERROR, "Failed to decompress" 3252 + "; pkg: " + pkg.packageName 3253 + ", err: " + e.errno); 3254 } 3255 if (ret == PackageManager.INSTALL_SUCCEEDED) { 3256 final File libraryRoot = new File(dstCodePath, LIB_DIR_NAME); 3257 NativeLibraryHelper.Handle handle = null; 3258 try { 3259 handle = NativeLibraryHelper.Handle.create(dstCodePath); 3260 ret = NativeLibraryHelper.copyNativeBinariesWithOverride(handle, libraryRoot, 3261 null /*abiOverride*/); 3262 } catch (IOException e) { 3263 logCriticalInfo(Log.ERROR, "Failed to extract native libraries" 3264 + "; pkg: " + pkg.packageName); 3265 ret = PackageManager.INSTALL_FAILED_INTERNAL_ERROR; 3266 } finally { 3267 IoUtils.closeQuietly(handle); 3268 } 3269 } 3270 if (ret != PackageManager.INSTALL_SUCCEEDED) { 3271 if (dstCodePath == null || !dstCodePath.exists()) { 3272 return null; 3273 } 3274 removeCodePathLI(dstCodePath); 3275 return null; 3276 } 3277 3278 return dstCodePath; 3279 } 3280 3281 private void updateInstantAppInstallerLocked(String modifiedPackage) { 3282 // we're only interested in updating the installer appliction when 1) it's not 3283 // already set or 2) the modified package is the installer 3284 if (mInstantAppInstallerActivity != null 3285 && !mInstantAppInstallerActivity.getComponentName().getPackageName() 3286 .equals(modifiedPackage)) { 3287 return; 3288 } 3289 setUpInstantAppInstallerActivityLP(getInstantAppInstallerLPr()); 3290 } 3291 3292 private static File preparePackageParserCache(boolean isUpgrade) { 3293 if (!DEFAULT_PACKAGE_PARSER_CACHE_ENABLED) { 3294 return null; 3295 } 3296 3297 // Disable package parsing on eng builds to allow for faster incremental development. 3298 if (Build.IS_ENG) { 3299 return null; 3300 } 3301 3302 if (SystemProperties.getBoolean("pm.boot.disable_package_cache", false)) { 3303 Slog.i(TAG, "Disabling package parser cache due to system property."); 3304 return null; 3305 } 3306 3307 // The base directory for the package parser cache lives under /data/system/. 3308 final File cacheBaseDir = FileUtils.createDir(Environment.getDataSystemDirectory(), 3309 "package_cache"); 3310 if (cacheBaseDir == null) { 3311 return null; 3312 } 3313 3314 // If this is a system upgrade scenario, delete the contents of the package cache dir. 3315 // This also serves to "GC" unused entries when the package cache version changes (which 3316 // can only happen during upgrades). 3317 if (isUpgrade) { 3318 FileUtils.deleteContents(cacheBaseDir); 3319 } 3320 3321 3322 // Return the versioned package cache directory. This is something like 3323 // "/data/system/package_cache/1" 3324 File cacheDir = FileUtils.createDir(cacheBaseDir, PACKAGE_PARSER_CACHE_VERSION); 3325 3326 // The following is a workaround to aid development on non-numbered userdebug 3327 // builds or cases where "adb sync" is used on userdebug builds. If we detect that 3328 // the system partition is newer. 3329 // 3330 // NOTE: When no BUILD_NUMBER is set by the build system, it defaults to a build 3331 // that starts with "eng." to signify that this is an engineering build and not 3332 // destined for release. 3333 if (Build.IS_USERDEBUG && Build.VERSION.INCREMENTAL.startsWith("eng.")) { 3334 Slog.w(TAG, "Wiping cache directory because the system partition changed."); 3335 3336 // Heuristic: If the /system directory has been modified recently due to an "adb sync" 3337 // or a regular make, then blow away the cache. Note that mtimes are *NOT* reliable 3338 // in general and should not be used for production changes. In this specific case, 3339 // we know that they will work. 3340 File frameworkDir = new File(Environment.getRootDirectory(), "framework"); 3341 if (cacheDir.lastModified() < frameworkDir.lastModified()) { 3342 FileUtils.deleteContents(cacheBaseDir); 3343 cacheDir = FileUtils.createDir(cacheBaseDir, PACKAGE_PARSER_CACHE_VERSION); 3344 } 3345 } 3346 3347 return cacheDir; 3348 } 3349 3350 @Override 3351 public boolean isFirstBoot() { 3352 // allow instant applications 3353 return mFirstBoot; 3354 } 3355 3356 @Override 3357 public boolean isOnlyCoreApps() { 3358 // allow instant applications 3359 return mOnlyCore; 3360 } 3361 3362 @Override 3363 public boolean isUpgrade() { 3364 // allow instant applications 3365 // The system property allows testing ota flow when upgraded to the same image. 3366 return mIsUpgrade || SystemProperties.getBoolean( 3367 "persist.pm.mock-upgrade", false /* default */); 3368 } 3369 3370 private @Nullable String getRequiredButNotReallyRequiredVerifierLPr() { 3371 final Intent intent = new Intent(Intent.ACTION_PACKAGE_NEEDS_VERIFICATION); 3372 3373 final List<ResolveInfo> matches = queryIntentReceiversInternal(intent, PACKAGE_MIME_TYPE, 3374 MATCH_SYSTEM_ONLY | MATCH_DIRECT_BOOT_AWARE | MATCH_DIRECT_BOOT_UNAWARE, 3375 UserHandle.USER_SYSTEM, false /*allowDynamicSplits*/); 3376 if (matches.size() == 1) { 3377 return matches.get(0).getComponentInfo().packageName; 3378 } else if (matches.size() == 0) { 3379 Log.e(TAG, "There should probably be a verifier, but, none were found"); 3380 return null; 3381 } 3382 throw new RuntimeException("There must be exactly one verifier; found " + matches); 3383 } 3384 3385 private @NonNull String getRequiredSharedLibraryLPr(String name, int version) { 3386 synchronized (mPackages) { 3387 SharedLibraryEntry libraryEntry = getSharedLibraryEntryLPr(name, version); 3388 if (libraryEntry == null) { 3389 throw new IllegalStateException("Missing required shared library:" + name); 3390 } 3391 return libraryEntry.apk; 3392 } 3393 } 3394 3395 private @NonNull String getRequiredInstallerLPr() { 3396 final Intent intent = new Intent(Intent.ACTION_INSTALL_PACKAGE); 3397 intent.addCategory(Intent.CATEGORY_DEFAULT); 3398 intent.setDataAndType(Uri.fromFile(new File("foo.apk")), PACKAGE_MIME_TYPE); 3399 3400 final List<ResolveInfo> matches = queryIntentActivitiesInternal(intent, PACKAGE_MIME_TYPE, 3401 MATCH_SYSTEM_ONLY | MATCH_DIRECT_BOOT_AWARE | MATCH_DIRECT_BOOT_UNAWARE, 3402 UserHandle.USER_SYSTEM); 3403 if (matches.size() == 1) { 3404 ResolveInfo resolveInfo = matches.get(0); 3405 if (!resolveInfo.activityInfo.applicationInfo.isPrivilegedApp()) { 3406 throw new RuntimeException("The installer must be a privileged app"); 3407 } 3408 return matches.get(0).getComponentInfo().packageName; 3409 } else { 3410 throw new RuntimeException("There must be exactly one installer; found " + matches); 3411 } 3412 } 3413 3414 private @NonNull String getRequiredUninstallerLPr() { 3415 final Intent intent = new Intent(Intent.ACTION_UNINSTALL_PACKAGE); 3416 intent.addCategory(Intent.CATEGORY_DEFAULT); 3417 intent.setData(Uri.fromParts(PACKAGE_SCHEME, "foo.bar", null)); 3418 3419 final ResolveInfo resolveInfo = resolveIntent(intent, null, 3420 MATCH_SYSTEM_ONLY | MATCH_DIRECT_BOOT_AWARE | MATCH_DIRECT_BOOT_UNAWARE, 3421 UserHandle.USER_SYSTEM); 3422 if (resolveInfo == null || 3423 mResolveActivity.name.equals(resolveInfo.getComponentInfo().name)) { 3424 throw new RuntimeException("There must be exactly one uninstaller; found " 3425 + resolveInfo); 3426 } 3427 return resolveInfo.getComponentInfo().packageName; 3428 } 3429 3430 private @NonNull ComponentName getIntentFilterVerifierComponentNameLPr() { 3431 final Intent intent = new Intent(Intent.ACTION_INTENT_FILTER_NEEDS_VERIFICATION); 3432 3433 final List<ResolveInfo> matches = queryIntentReceiversInternal(intent, PACKAGE_MIME_TYPE, 3434 MATCH_SYSTEM_ONLY | MATCH_DIRECT_BOOT_AWARE | MATCH_DIRECT_BOOT_UNAWARE, 3435 UserHandle.USER_SYSTEM, false /*allowDynamicSplits*/); 3436 ResolveInfo best = null; 3437 final int N = matches.size(); 3438 for (int i = 0; i < N; i++) { 3439 final ResolveInfo cur = matches.get(i); 3440 final String packageName = cur.getComponentInfo().packageName; 3441 if (checkPermission(android.Manifest.permission.INTENT_FILTER_VERIFICATION_AGENT, 3442 packageName, UserHandle.USER_SYSTEM) != PackageManager.PERMISSION_GRANTED) { 3443 continue; 3444 } 3445 3446 if (best == null || cur.priority > best.priority) { 3447 best = cur; 3448 } 3449 } 3450 3451 if (best != null) { 3452 return best.getComponentInfo().getComponentName(); 3453 } 3454 Slog.w(TAG, "Intent filter verifier not found"); 3455 return null; 3456 } 3457 3458 @Override 3459 public @Nullable ComponentName getInstantAppResolverComponent() { 3460 if (getInstantAppPackageName(Binder.getCallingUid()) != null) { 3461 return null; 3462 } 3463 synchronized (mPackages) { 3464 final Pair<ComponentName, String> instantAppResolver = getInstantAppResolverLPr(); 3465 if (instantAppResolver == null) { 3466 return null; 3467 } 3468 return instantAppResolver.first; 3469 } 3470 } 3471 3472 private @Nullable Pair<ComponentName, String> getInstantAppResolverLPr() { 3473 final String[] packageArray = 3474 mContext.getResources().getStringArray(R.array.config_ephemeralResolverPackage); 3475 if (packageArray.length == 0 && !Build.IS_DEBUGGABLE) { 3476 if (DEBUG_EPHEMERAL) { 3477 Slog.d(TAG, "Ephemeral resolver NOT found; empty package list"); 3478 } 3479 return null; 3480 } 3481 3482 final int callingUid = Binder.getCallingUid(); 3483 final int resolveFlags = 3484 MATCH_DIRECT_BOOT_AWARE 3485 | MATCH_DIRECT_BOOT_UNAWARE 3486 | (!Build.IS_DEBUGGABLE ? MATCH_SYSTEM_ONLY : 0); 3487 String actionName = Intent.ACTION_RESOLVE_INSTANT_APP_PACKAGE; 3488 final Intent resolverIntent = new Intent(actionName); 3489 List<ResolveInfo> resolvers = queryIntentServicesInternal(resolverIntent, null, 3490 resolveFlags, UserHandle.USER_SYSTEM, callingUid, false /*includeInstantApps*/); 3491 // temporarily look for the old action 3492 if (resolvers.size() == 0) { 3493 if (DEBUG_EPHEMERAL) { 3494 Slog.d(TAG, "Ephemeral resolver not found with new action; try old one"); 3495 } 3496 actionName = Intent.ACTION_RESOLVE_EPHEMERAL_PACKAGE; 3497 resolverIntent.setAction(actionName); 3498 resolvers = queryIntentServicesInternal(resolverIntent, null, 3499 resolveFlags, UserHandle.USER_SYSTEM, callingUid, false /*includeInstantApps*/); 3500 } 3501 final int N = resolvers.size(); 3502 if (N == 0) { 3503 if (DEBUG_EPHEMERAL) { 3504 Slog.d(TAG, "Ephemeral resolver NOT found; no matching intent filters"); 3505 } 3506 return null; 3507 } 3508 3509 final Set<String> possiblePackages = new ArraySet<>(Arrays.asList(packageArray)); 3510 for (int i = 0; i < N; i++) { 3511 final ResolveInfo info = resolvers.get(i); 3512 3513 if (info.serviceInfo == null) { 3514 continue; 3515 } 3516 3517 final String packageName = info.serviceInfo.packageName; 3518 if (!possiblePackages.contains(packageName) && !Build.IS_DEBUGGABLE) { 3519 if (DEBUG_EPHEMERAL) { 3520 Slog.d(TAG, "Ephemeral resolver not in allowed package list;" 3521 + " pkg: " + packageName + ", info:" + info); 3522 } 3523 continue; 3524 } 3525 3526 if (DEBUG_EPHEMERAL) { 3527 Slog.v(TAG, "Ephemeral resolver found;" 3528 + " pkg: " + packageName + ", info:" + info); 3529 } 3530 return new Pair<>(new ComponentName(packageName, info.serviceInfo.name), actionName); 3531 } 3532 if (DEBUG_EPHEMERAL) { 3533 Slog.v(TAG, "Ephemeral resolver NOT found"); 3534 } 3535 return null; 3536 } 3537 3538 private @Nullable ActivityInfo getInstantAppInstallerLPr() { 3539 final Intent intent = new Intent(Intent.ACTION_INSTALL_INSTANT_APP_PACKAGE); 3540 intent.addCategory(Intent.CATEGORY_DEFAULT); 3541 intent.setDataAndType(Uri.fromFile(new File("foo.apk")), PACKAGE_MIME_TYPE); 3542 3543 final int resolveFlags = 3544 MATCH_DIRECT_BOOT_AWARE 3545 | MATCH_DIRECT_BOOT_UNAWARE 3546 | (!Build.IS_DEBUGGABLE ? MATCH_SYSTEM_ONLY : 0); 3547 List<ResolveInfo> matches = queryIntentActivitiesInternal(intent, PACKAGE_MIME_TYPE, 3548 resolveFlags, UserHandle.USER_SYSTEM); 3549 // temporarily look for the old action 3550 if (matches.isEmpty()) { 3551 if (DEBUG_EPHEMERAL) { 3552 Slog.d(TAG, "Ephemeral installer not found with new action; try old one"); 3553 } 3554 intent.setAction(Intent.ACTION_INSTALL_EPHEMERAL_PACKAGE); 3555 matches = queryIntentActivitiesInternal(intent, PACKAGE_MIME_TYPE, 3556 resolveFlags, UserHandle.USER_SYSTEM); 3557 } 3558 Iterator<ResolveInfo> iter = matches.iterator(); 3559 while (iter.hasNext()) { 3560 final ResolveInfo rInfo = iter.next(); 3561 final PackageSetting ps = mSettings.mPackages.get(rInfo.activityInfo.packageName); 3562 if (ps != null) { 3563 final PermissionsState permissionsState = ps.getPermissionsState(); 3564 if (permissionsState.hasPermission(Manifest.permission.INSTALL_PACKAGES, 0)) { 3565 continue; 3566 } 3567 } 3568 iter.remove(); 3569 } 3570 if (matches.size() == 0) { 3571 return null; 3572 } else if (matches.size() == 1) { 3573 return (ActivityInfo) matches.get(0).getComponentInfo(); 3574 } else { 3575 throw new RuntimeException( 3576 "There must be at most one ephemeral installer; found " + matches); 3577 } 3578 } 3579 3580 private @Nullable ComponentName getInstantAppResolverSettingsLPr( 3581 @NonNull ComponentName resolver) { 3582 final Intent intent = new Intent(Intent.ACTION_INSTANT_APP_RESOLVER_SETTINGS) 3583 .addCategory(Intent.CATEGORY_DEFAULT) 3584 .setPackage(resolver.getPackageName()); 3585 final int resolveFlags = MATCH_DIRECT_BOOT_AWARE | MATCH_DIRECT_BOOT_UNAWARE; 3586 List<ResolveInfo> matches = queryIntentActivitiesInternal(intent, null, resolveFlags, 3587 UserHandle.USER_SYSTEM); 3588 // temporarily look for the old action 3589 if (matches.isEmpty()) { 3590 if (DEBUG_EPHEMERAL) { 3591 Slog.d(TAG, "Ephemeral resolver settings not found with new action; try old one"); 3592 } 3593 intent.setAction(Intent.ACTION_EPHEMERAL_RESOLVER_SETTINGS); 3594 matches = queryIntentActivitiesInternal(intent, null, resolveFlags, 3595 UserHandle.USER_SYSTEM); 3596 } 3597 if (matches.isEmpty()) { 3598 return null; 3599 } 3600 return matches.get(0).getComponentInfo().getComponentName(); 3601 } 3602 3603 private void primeDomainVerificationsLPw(int userId) { 3604 if (DEBUG_DOMAIN_VERIFICATION) { 3605 Slog.d(TAG, "Priming domain verifications in user " + userId); 3606 } 3607 3608 SystemConfig systemConfig = SystemConfig.getInstance(); 3609 ArraySet<String> packages = systemConfig.getLinkedApps(); 3610 3611 for (String packageName : packages) { 3612 PackageParser.Package pkg = mPackages.get(packageName); 3613 if (pkg != null) { 3614 if (!pkg.isSystem()) { 3615 Slog.w(TAG, "Non-system app '" + packageName + "' in sysconfig <app-link>"); 3616 continue; 3617 } 3618 3619 ArraySet<String> domains = null; 3620 for (PackageParser.Activity a : pkg.activities) { 3621 for (ActivityIntentInfo filter : a.intents) { 3622 if (hasValidDomains(filter)) { 3623 if (domains == null) { 3624 domains = new ArraySet<String>(); 3625 } 3626 domains.addAll(filter.getHostsList()); 3627 } 3628 } 3629 } 3630 3631 if (domains != null && domains.size() > 0) { 3632 if (DEBUG_DOMAIN_VERIFICATION) { 3633 Slog.v(TAG, " + " + packageName); 3634 } 3635 // 'Undefined' in the global IntentFilterVerificationInfo, i.e. the usual 3636 // state w.r.t. the formal app-linkage "no verification attempted" state; 3637 // and then 'always' in the per-user state actually used for intent resolution. 3638 final IntentFilterVerificationInfo ivi; 3639 ivi = mSettings.createIntentFilterVerificationIfNeededLPw(packageName, domains); 3640 ivi.setStatus(INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_UNDEFINED); 3641 mSettings.updateIntentFilterVerificationStatusLPw(packageName, 3642 INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_ALWAYS, userId); 3643 } else { 3644 Slog.w(TAG, "Sysconfig <app-link> package '" + packageName 3645 + "' does not handle web links"); 3646 } 3647 } else { 3648 Slog.w(TAG, "Unknown package " + packageName + " in sysconfig <app-link>"); 3649 } 3650 } 3651 3652 scheduleWritePackageRestrictionsLocked(userId); 3653 scheduleWriteSettingsLocked(); 3654 } 3655 3656 private void applyFactoryDefaultBrowserLPw(int userId) { 3657 // The default browser app's package name is stored in a string resource, 3658 // with a product-specific overlay used for vendor customization. 3659 String browserPkg = mContext.getResources().getString( 3660 com.android.internal.R.string.default_browser); 3661 if (!TextUtils.isEmpty(browserPkg)) { 3662 // non-empty string => required to be a known package 3663 PackageSetting ps = mSettings.mPackages.get(browserPkg); 3664 if (ps == null) { 3665 Slog.e(TAG, "Product default browser app does not exist: " + browserPkg); 3666 browserPkg = null; 3667 } else { 3668 mSettings.setDefaultBrowserPackageNameLPw(browserPkg, userId); 3669 } 3670 } 3671 3672 // Nothing valid explicitly set? Make the factory-installed browser the explicit 3673 // default. If there's more than one, just leave everything alone. 3674 if (browserPkg == null) { 3675 calculateDefaultBrowserLPw(userId); 3676 } 3677 } 3678 3679 private void calculateDefaultBrowserLPw(int userId) { 3680 List<String> allBrowsers = resolveAllBrowserApps(userId); 3681 final String browserPkg = (allBrowsers.size() == 1) ? allBrowsers.get(0) : null; 3682 mSettings.setDefaultBrowserPackageNameLPw(browserPkg, userId); 3683 } 3684 3685 private List<String> resolveAllBrowserApps(int userId) { 3686 // Resolve the canonical browser intent and check that the handleAllWebDataURI boolean is set 3687 List<ResolveInfo> list = queryIntentActivitiesInternal(sBrowserIntent, null, 3688 PackageManager.MATCH_ALL, userId); 3689 3690 final int count = list.size(); 3691 List<String> result = new ArrayList<String>(count); 3692 for (int i=0; i<count; i++) { 3693 ResolveInfo info = list.get(i); 3694 if (info.activityInfo == null 3695 || !info.handleAllWebDataURI 3696 || (info.activityInfo.applicationInfo.flags & ApplicationInfo.FLAG_SYSTEM) == 0 3697 || result.contains(info.activityInfo.packageName)) { 3698 continue; 3699 } 3700 result.add(info.activityInfo.packageName); 3701 } 3702 3703 return result; 3704 } 3705 3706 private boolean packageIsBrowser(String packageName, int userId) { 3707 List<ResolveInfo> list = queryIntentActivitiesInternal(sBrowserIntent, null, 3708 PackageManager.MATCH_ALL, userId); 3709 final int N = list.size(); 3710 for (int i = 0; i < N; i++) { 3711 ResolveInfo info = list.get(i); 3712 if (info.priority >= 0 && packageName.equals(info.activityInfo.packageName)) { 3713 return true; 3714 } 3715 } 3716 return false; 3717 } 3718 3719 private void checkDefaultBrowser() { 3720 final int myUserId = UserHandle.myUserId(); 3721 final String packageName = getDefaultBrowserPackageName(myUserId); 3722 if (packageName != null) { 3723 PackageInfo info = getPackageInfo(packageName, 0, myUserId); 3724 if (info == null) { 3725 Slog.w(TAG, "Default browser no longer installed: " + packageName); 3726 synchronized (mPackages) { 3727 applyFactoryDefaultBrowserLPw(myUserId); // leaves ambiguous when > 1 3728 } 3729 } 3730 } 3731 } 3732 3733 @Override 3734 public boolean onTransact(int code, Parcel data, Parcel reply, int flags) 3735 throws RemoteException { 3736 try { 3737 return super.onTransact(code, data, reply, flags); 3738 } catch (RuntimeException e) { 3739 if (!(e instanceof SecurityException) && !(e instanceof IllegalArgumentException)) { 3740 Slog.wtf(TAG, "Package Manager Crash", e); 3741 } 3742 throw e; 3743 } 3744 } 3745 3746 static int[] appendInts(int[] cur, int[] add) { 3747 if (add == null) return cur; 3748 if (cur == null) return add; 3749 final int N = add.length; 3750 for (int i=0; i<N; i++) { 3751 cur = appendInt(cur, add[i]); 3752 } 3753 return cur; 3754 } 3755 3756 /** 3757 * Returns whether or not a full application can see an instant application. 3758 * <p> 3759 * Currently, there are three cases in which this can occur: 3760 * <ol> 3761 * <li>The calling application is a "special" process. Special processes 3762 * are those with a UID < {@link Process#FIRST_APPLICATION_UID}.</li> 3763 * <li>The calling application has the permission 3764 * {@link android.Manifest.permission#ACCESS_INSTANT_APPS}.</li> 3765 * <li>The calling application is the default launcher on the 3766 * system partition.</li> 3767 * </ol> 3768 */ 3769 private boolean canViewInstantApps(int callingUid, int userId) { 3770 if (callingUid < Process.FIRST_APPLICATION_UID) { 3771 return true; 3772 } 3773 if (mContext.checkCallingOrSelfPermission( 3774 android.Manifest.permission.ACCESS_INSTANT_APPS) == PERMISSION_GRANTED) { 3775 return true; 3776 } 3777 if (mContext.checkCallingOrSelfPermission( 3778 android.Manifest.permission.VIEW_INSTANT_APPS) == PERMISSION_GRANTED) { 3779 final ComponentName homeComponent = getDefaultHomeActivity(userId); 3780 if (homeComponent != null 3781 && isCallerSameApp(homeComponent.getPackageName(), callingUid)) { 3782 return true; 3783 } 3784 } 3785 return false; 3786 } 3787 3788 private PackageInfo generatePackageInfo(PackageSetting ps, int flags, int userId) { 3789 if (!sUserManager.exists(userId)) return null; 3790 if (ps == null) { 3791 return null; 3792 } 3793 PackageParser.Package p = ps.pkg; 3794 if (p == null) { 3795 return null; 3796 } 3797 final int callingUid = Binder.getCallingUid(); 3798 // Filter out ephemeral app metadata: 3799 // * The system/shell/root can see metadata for any app 3800 // * An installed app can see metadata for 1) other installed apps 3801 // and 2) ephemeral apps that have explicitly interacted with it 3802 // * Ephemeral apps can only see their own data and exposed installed apps 3803 // * Holding a signature permission allows seeing instant apps 3804 if (filterAppAccessLPr(ps, callingUid, userId)) { 3805 return null; 3806 } 3807 3808 final PermissionsState permissionsState = ps.getPermissionsState(); 3809 3810 // Compute GIDs only if requested 3811 final int[] gids = (flags & PackageManager.GET_GIDS) == 0 3812 ? EMPTY_INT_ARRAY : permissionsState.computeGids(userId); 3813 // Compute granted permissions only if package has requested permissions 3814 final Set<String> permissions = ArrayUtils.isEmpty(p.requestedPermissions) 3815 ? Collections.<String>emptySet() : permissionsState.getPermissions(userId); 3816 final PackageUserState state = ps.readUserState(userId); 3817 3818 if ((flags & MATCH_UNINSTALLED_PACKAGES) != 0 3819 && ps.isSystem()) { 3820 flags |= MATCH_ANY_USER; 3821 } 3822 3823 PackageInfo packageInfo = PackageParser.generatePackageInfo(p, gids, flags, 3824 ps.firstInstallTime, ps.lastUpdateTime, permissions, state, userId); 3825 3826 if (packageInfo == null) { 3827 return null; 3828 } 3829 3830 packageInfo.packageName = packageInfo.applicationInfo.packageName = 3831 resolveExternalPackageNameLPr(p); 3832 3833 return packageInfo; 3834 } 3835 3836 @Override 3837 public void checkPackageStartable(String packageName, int userId) { 3838 final int callingUid = Binder.getCallingUid(); 3839 if (getInstantAppPackageName(callingUid) != null) { 3840 throw new SecurityException("Instant applications don't have access to this method"); 3841 } 3842 final boolean userKeyUnlocked = StorageManager.isUserKeyUnlocked(userId); 3843 synchronized (mPackages) { 3844 final PackageSetting ps = mSettings.mPackages.get(packageName); 3845 if (ps == null || filterAppAccessLPr(ps, callingUid, userId)) { 3846 throw new SecurityException("Package " + packageName + " was not found!"); 3847 } 3848 3849 if (!ps.getInstalled(userId)) { 3850 throw new SecurityException( 3851 "Package " + packageName + " was not installed for user " + userId + "!"); 3852 } 3853 3854 if (mSafeMode && !ps.isSystem()) { 3855 throw new SecurityException("Package " + packageName + " not a system app!"); 3856 } 3857 3858 if (mFrozenPackages.contains(packageName)) { 3859 throw new SecurityException("Package " + packageName + " is currently frozen!"); 3860 } 3861 3862 if (!userKeyUnlocked && !ps.pkg.applicationInfo.isEncryptionAware()) { 3863 throw new SecurityException("Package " + packageName + " is not encryption aware!"); 3864 } 3865 } 3866 } 3867 3868 @Override 3869 public boolean isPackageAvailable(String packageName, int userId) { 3870 if (!sUserManager.exists(userId)) return false; 3871 final int callingUid = Binder.getCallingUid(); 3872 mPermissionManager.enforceCrossUserPermission(callingUid, userId, 3873 false /*requireFullPermission*/, false /*checkShell*/, "is package available"); 3874 synchronized (mPackages) { 3875 PackageParser.Package p = mPackages.get(packageName); 3876 if (p != null) { 3877 final PackageSetting ps = (PackageSetting) p.mExtras; 3878 if (filterAppAccessLPr(ps, callingUid, userId)) { 3879 return false; 3880 } 3881 if (ps != null) { 3882 final PackageUserState state = ps.readUserState(userId); 3883 if (state != null) { 3884 return PackageParser.isAvailable(state); 3885 } 3886 } 3887 } 3888 } 3889 return false; 3890 } 3891 3892 @Override 3893 public PackageInfo getPackageInfo(String packageName, int flags, int userId) { 3894 return getPackageInfoInternal(packageName, PackageManager.VERSION_CODE_HIGHEST, 3895 flags, Binder.getCallingUid(), userId); 3896 } 3897 3898 @Override 3899 public PackageInfo getPackageInfoVersioned(VersionedPackage versionedPackage, 3900 int flags, int userId) { 3901 return getPackageInfoInternal(versionedPackage.getPackageName(), 3902 versionedPackage.getLongVersionCode(), flags, Binder.getCallingUid(), userId); 3903 } 3904 3905 /** 3906 * Important: The provided filterCallingUid is used exclusively to filter out packages 3907 * that can be seen based on user state. It's typically the original caller uid prior 3908 * to clearing. Because it can only be provided by trusted code, it's value can be 3909 * trusted and will be used as-is; unlike userId which will be validated by this method. 3910 */ 3911 private PackageInfo getPackageInfoInternal(String packageName, long versionCode, 3912 int flags, int filterCallingUid, int userId) { 3913 if (!sUserManager.exists(userId)) return null; 3914 flags = updateFlagsForPackage(flags, userId, packageName); 3915 mPermissionManager.enforceCrossUserPermission(Binder.getCallingUid(), userId, 3916 false /* requireFullPermission */, false /* checkShell */, "get package info"); 3917 3918 // reader 3919 synchronized (mPackages) { 3920 // Normalize package name to handle renamed packages and static libs 3921 packageName = resolveInternalPackageNameLPr(packageName, versionCode); 3922 3923 final boolean matchFactoryOnly = (flags & MATCH_FACTORY_ONLY) != 0; 3924 if (matchFactoryOnly) { 3925 final PackageSetting ps = mSettings.getDisabledSystemPkgLPr(packageName); 3926 if (ps != null) { 3927 if (filterSharedLibPackageLPr(ps, filterCallingUid, userId, flags)) { 3928 return null; 3929 } 3930 if (filterAppAccessLPr(ps, filterCallingUid, userId)) { 3931 return null; 3932 } 3933 return generatePackageInfo(ps, flags, userId); 3934 } 3935 } 3936 3937 PackageParser.Package p = mPackages.get(packageName); 3938 if (matchFactoryOnly && p != null && !isSystemApp(p)) { 3939 return null; 3940 } 3941 if (DEBUG_PACKAGE_INFO) 3942 Log.v(TAG, "getPackageInfo " + packageName + ": " + p); 3943 if (p != null) { 3944 final PackageSetting ps = (PackageSetting) p.mExtras; 3945 if (filterSharedLibPackageLPr(ps, filterCallingUid, userId, flags)) { 3946 return null; 3947 } 3948 if (ps != null && filterAppAccessLPr(ps, filterCallingUid, userId)) { 3949 return null; 3950 } 3951 return generatePackageInfo((PackageSetting)p.mExtras, flags, userId); 3952 } 3953 if (!matchFactoryOnly && (flags & MATCH_KNOWN_PACKAGES) != 0) { 3954 final PackageSetting ps = mSettings.mPackages.get(packageName); 3955 if (ps == null) return null; 3956 if (filterSharedLibPackageLPr(ps, filterCallingUid, userId, flags)) { 3957 return null; 3958 } 3959 if (filterAppAccessLPr(ps, filterCallingUid, userId)) { 3960 return null; 3961 } 3962 return generatePackageInfo(ps, flags, userId); 3963 } 3964 } 3965 return null; 3966 } 3967 3968 private boolean isComponentVisibleToInstantApp(@Nullable ComponentName component) { 3969 if (isComponentVisibleToInstantApp(component, TYPE_ACTIVITY)) { 3970 return true; 3971 } 3972 if (isComponentVisibleToInstantApp(component, TYPE_SERVICE)) { 3973 return true; 3974 } 3975 if (isComponentVisibleToInstantApp(component, TYPE_PROVIDER)) { 3976 return true; 3977 } 3978 return false; 3979 } 3980 3981 private boolean isComponentVisibleToInstantApp( 3982 @Nullable ComponentName component, @ComponentType int type) { 3983 if (type == TYPE_ACTIVITY) { 3984 final PackageParser.Activity activity = mActivities.mActivities.get(component); 3985 return activity != null 3986 ? (activity.info.flags & ActivityInfo.FLAG_VISIBLE_TO_INSTANT_APP) != 0 3987 : false; 3988 } else if (type == TYPE_RECEIVER) { 3989 final PackageParser.Activity activity = mReceivers.mActivities.get(component); 3990 return activity != null 3991 ? (activity.info.flags & ActivityInfo.FLAG_VISIBLE_TO_INSTANT_APP) != 0 3992 : false; 3993 } else if (type == TYPE_SERVICE) { 3994 final PackageParser.Service service = mServices.mServices.get(component); 3995 return service != null 3996 ? (service.info.flags & ServiceInfo.FLAG_VISIBLE_TO_INSTANT_APP) != 0 3997 : false; 3998 } else if (type == TYPE_PROVIDER) { 3999 final PackageParser.Provider provider = mProviders.mProviders.get(component); 4000 return provider != null 4001 ? (provider.info.flags & ProviderInfo.FLAG_VISIBLE_TO_INSTANT_APP) != 0 4002 : false; 4003 } else if (type == TYPE_UNKNOWN) { 4004 return isComponentVisibleToInstantApp(component); 4005 } 4006 return false; 4007 } 4008 4009 /** 4010 * Returns whether or not access to the application should be filtered. 4011 * <p> 4012 * Access may be limited based upon whether the calling or target applications 4013 * are instant applications. 4014 * 4015 * @see #canAccessInstantApps(int) 4016 */ 4017 private boolean filterAppAccessLPr(@Nullable PackageSetting ps, int callingUid, 4018 @Nullable ComponentName component, @ComponentType int componentType, int userId) { 4019 // if we're in an isolated process, get the real calling UID 4020 if (Process.isIsolated(callingUid)) { 4021 callingUid = mIsolatedOwners.get(callingUid); 4022 } 4023 final String instantAppPkgName = getInstantAppPackageName(callingUid); 4024 final boolean callerIsInstantApp = instantAppPkgName != null; 4025 if (ps == null) { 4026 if (callerIsInstantApp) { 4027 // pretend the application exists, but, needs to be filtered 4028 return true; 4029 } 4030 return false; 4031 } 4032 // if the target and caller are the same application, don't filter 4033 if (isCallerSameApp(ps.name, callingUid)) { 4034 return false; 4035 } 4036 if (callerIsInstantApp) { 4037 // request for a specific component; if it hasn't been explicitly exposed, filter 4038 if (component != null) { 4039 return !isComponentVisibleToInstantApp(component, componentType); 4040 } 4041 // request for application; if no components have been explicitly exposed, filter 4042 return ps.getInstantApp(userId) || !ps.pkg.visibleToInstantApps; 4043 } 4044 if (ps.getInstantApp(userId)) { 4045 // caller can see all components of all instant applications, don't filter 4046 if (canViewInstantApps(callingUid, userId)) { 4047 return false; 4048 } 4049 // request for a specific instant application component, filter 4050 if (component != null) { 4051 return true; 4052 } 4053 // request for an instant application; if the caller hasn't been granted access, filter 4054 return !mInstantAppRegistry.isInstantAccessGranted( 4055 userId, UserHandle.getAppId(callingUid), ps.appId); 4056 } 4057 return false; 4058 } 4059 4060 /** 4061 * @see #filterAppAccessLPr(PackageSetting, int, ComponentName, boolean, int) 4062 */ 4063 private boolean filterAppAccessLPr(@Nullable PackageSetting ps, int callingUid, int userId) { 4064 return filterAppAccessLPr(ps, callingUid, null, TYPE_UNKNOWN, userId); 4065 } 4066 4067 private boolean filterSharedLibPackageLPr(@Nullable PackageSetting ps, int uid, int userId, 4068 int flags) { 4069 // Callers can access only the libs they depend on, otherwise they need to explicitly 4070 // ask for the shared libraries given the caller is allowed to access all static libs. 4071 if ((flags & PackageManager.MATCH_STATIC_SHARED_LIBRARIES) != 0) { 4072 // System/shell/root get to see all static libs 4073 final int appId = UserHandle.getAppId(uid); 4074 if (appId == Process.SYSTEM_UID || appId == Process.SHELL_UID 4075 || appId == Process.ROOT_UID) { 4076 return false; 4077 } 4078 } 4079 4080 // No package means no static lib as it is always on internal storage 4081 if (ps == null || ps.pkg == null || !ps.pkg.applicationInfo.isStaticSharedLibrary()) { 4082 return false; 4083 } 4084 4085 final SharedLibraryEntry libEntry = getSharedLibraryEntryLPr(ps.pkg.staticSharedLibName, 4086 ps.pkg.staticSharedLibVersion); 4087 if (libEntry == null) { 4088 return false; 4089 } 4090 4091 final int resolvedUid = UserHandle.getUid(userId, UserHandle.getAppId(uid)); 4092 final String[] uidPackageNames = getPackagesForUid(resolvedUid); 4093 if (uidPackageNames == null) { 4094 return true; 4095 } 4096 4097 for (String uidPackageName : uidPackageNames) { 4098 if (ps.name.equals(uidPackageName)) { 4099 return false; 4100 } 4101 PackageSetting uidPs = mSettings.getPackageLPr(uidPackageName); 4102 if (uidPs != null) { 4103 final int index = ArrayUtils.indexOf(uidPs.usesStaticLibraries, 4104 libEntry.info.getName()); 4105 if (index < 0) { 4106 continue; 4107 } 4108 if (uidPs.pkg.usesStaticLibrariesVersions[index] == libEntry.info.getLongVersion()) { 4109 return false; 4110 } 4111 } 4112 } 4113 return true; 4114 } 4115 4116 @Override 4117 public String[] currentToCanonicalPackageNames(String[] names) { 4118 final int callingUid = Binder.getCallingUid(); 4119 if (getInstantAppPackageName(callingUid) != null) { 4120 return names; 4121 } 4122 final String[] out = new String[names.length]; 4123 // reader 4124 synchronized (mPackages) { 4125 final int callingUserId = UserHandle.getUserId(callingUid); 4126 final boolean canViewInstantApps = canViewInstantApps(callingUid, callingUserId); 4127 for (int i=names.length-1; i>=0; i--) { 4128 final PackageSetting ps = mSettings.mPackages.get(names[i]); 4129 boolean translateName = false; 4130 if (ps != null && ps.realName != null) { 4131 final boolean targetIsInstantApp = ps.getInstantApp(callingUserId); 4132 translateName = !targetIsInstantApp 4133 || canViewInstantApps 4134 || mInstantAppRegistry.isInstantAccessGranted(callingUserId, 4135 UserHandle.getAppId(callingUid), ps.appId); 4136 } 4137 out[i] = translateName ? ps.realName : names[i]; 4138 } 4139 } 4140 return out; 4141 } 4142 4143 @Override 4144 public String[] canonicalToCurrentPackageNames(String[] names) { 4145 final int callingUid = Binder.getCallingUid(); 4146 if (getInstantAppPackageName(callingUid) != null) { 4147 return names; 4148 } 4149 final String[] out = new String[names.length]; 4150 // reader 4151 synchronized (mPackages) { 4152 final int callingUserId = UserHandle.getUserId(callingUid); 4153 final boolean canViewInstantApps = canViewInstantApps(callingUid, callingUserId); 4154 for (int i=names.length-1; i>=0; i--) { 4155 final String cur = mSettings.getRenamedPackageLPr(names[i]); 4156 boolean translateName = false; 4157 if (cur != null) { 4158 final PackageSetting ps = mSettings.mPackages.get(names[i]); 4159 final boolean targetIsInstantApp = 4160 ps != null && ps.getInstantApp(callingUserId); 4161 translateName = !targetIsInstantApp 4162 || canViewInstantApps 4163 || mInstantAppRegistry.isInstantAccessGranted(callingUserId, 4164 UserHandle.getAppId(callingUid), ps.appId); 4165 } 4166 out[i] = translateName ? cur : names[i]; 4167 } 4168 } 4169 return out; 4170 } 4171 4172 @Override 4173 public int getPackageUid(String packageName, int flags, int userId) { 4174 if (!sUserManager.exists(userId)) return -1; 4175 final int callingUid = Binder.getCallingUid(); 4176 flags = updateFlagsForPackage(flags, userId, packageName); 4177 mPermissionManager.enforceCrossUserPermission(callingUid, userId, 4178 false /*requireFullPermission*/, false /*checkShell*/, "getPackageUid"); 4179 4180 // reader 4181 synchronized (mPackages) { 4182 final PackageParser.Package p = mPackages.get(packageName); 4183 if (p != null && p.isMatch(flags)) { 4184 PackageSetting ps = (PackageSetting) p.mExtras; 4185 if (filterAppAccessLPr(ps, callingUid, userId)) { 4186 return -1; 4187 } 4188 return UserHandle.getUid(userId, p.applicationInfo.uid); 4189 } 4190 if ((flags & MATCH_KNOWN_PACKAGES) != 0) { 4191 final PackageSetting ps = mSettings.mPackages.get(packageName); 4192 if (ps != null && ps.isMatch(flags) 4193 && !filterAppAccessLPr(ps, callingUid, userId)) { 4194 return UserHandle.getUid(userId, ps.appId); 4195 } 4196 } 4197 } 4198 4199 return -1; 4200 } 4201 4202 @Override 4203 public int[] getPackageGids(String packageName, int flags, int userId) { 4204 if (!sUserManager.exists(userId)) return null; 4205 final int callingUid = Binder.getCallingUid(); 4206 flags = updateFlagsForPackage(flags, userId, packageName); 4207 mPermissionManager.enforceCrossUserPermission(callingUid, userId, 4208 false /*requireFullPermission*/, false /*checkShell*/, "getPackageGids"); 4209 4210 // reader 4211 synchronized (mPackages) { 4212 final PackageParser.Package p = mPackages.get(packageName); 4213 if (p != null && p.isMatch(flags)) { 4214 PackageSetting ps = (PackageSetting) p.mExtras; 4215 if (filterAppAccessLPr(ps, callingUid, userId)) { 4216 return null; 4217 } 4218 // TODO: Shouldn't this be checking for package installed state for userId and 4219 // return null? 4220 return ps.getPermissionsState().computeGids(userId); 4221 } 4222 if ((flags & MATCH_KNOWN_PACKAGES) != 0) { 4223 final PackageSetting ps = mSettings.mPackages.get(packageName); 4224 if (ps != null && ps.isMatch(flags) 4225 && !filterAppAccessLPr(ps, callingUid, userId)) { 4226 return ps.getPermissionsState().computeGids(userId); 4227 } 4228 } 4229 } 4230 4231 return null; 4232 } 4233 4234 @Override 4235 public PermissionInfo getPermissionInfo(String name, String packageName, int flags) { 4236 return mPermissionManager.getPermissionInfo(name, packageName, flags, getCallingUid()); 4237 } 4238 4239 @Override 4240 public @Nullable ParceledListSlice<PermissionInfo> queryPermissionsByGroup(String groupName, 4241 int flags) { 4242 final List<PermissionInfo> permissionList = 4243 mPermissionManager.getPermissionInfoByGroup(groupName, flags, getCallingUid()); 4244 return (permissionList == null) ? null : new ParceledListSlice<>(permissionList); 4245 } 4246 4247 @Override 4248 public PermissionGroupInfo getPermissionGroupInfo(String groupName, int flags) { 4249 return mPermissionManager.getPermissionGroupInfo(groupName, flags, getCallingUid()); 4250 } 4251 4252 @Override 4253 public @NonNull ParceledListSlice<PermissionGroupInfo> getAllPermissionGroups(int flags) { 4254 final List<PermissionGroupInfo> permissionList = 4255 mPermissionManager.getAllPermissionGroups(flags, getCallingUid()); 4256 return (permissionList == null) 4257 ? ParceledListSlice.emptyList() : new ParceledListSlice<>(permissionList); 4258 } 4259 4260 private ApplicationInfo generateApplicationInfoFromSettingsLPw(String packageName, int flags, 4261 int filterCallingUid, int userId) { 4262 if (!sUserManager.exists(userId)) return null; 4263 PackageSetting ps = mSettings.mPackages.get(packageName); 4264 if (ps != null) { 4265 if (filterSharedLibPackageLPr(ps, filterCallingUid, userId, flags)) { 4266 return null; 4267 } 4268 if (filterAppAccessLPr(ps, filterCallingUid, userId)) { 4269 return null; 4270 } 4271 if (ps.pkg == null) { 4272 final PackageInfo pInfo = generatePackageInfo(ps, flags, userId); 4273 if (pInfo != null) { 4274 return pInfo.applicationInfo; 4275 } 4276 return null; 4277 } 4278 ApplicationInfo ai = PackageParser.generateApplicationInfo(ps.pkg, flags, 4279 ps.readUserState(userId), userId); 4280 if (ai != null) { 4281 ai.packageName = resolveExternalPackageNameLPr(ps.pkg); 4282 } 4283 return ai; 4284 } 4285 return null; 4286 } 4287 4288 @Override 4289 public ApplicationInfo getApplicationInfo(String packageName, int flags, int userId) { 4290 return getApplicationInfoInternal(packageName, flags, Binder.getCallingUid(), userId); 4291 } 4292 4293 /** 4294 * Important: The provided filterCallingUid is used exclusively to filter out applications 4295 * that can be seen based on user state. It's typically the original caller uid prior 4296 * to clearing. Because it can only be provided by trusted code, it's value can be 4297 * trusted and will be used as-is; unlike userId which will be validated by this method. 4298 */ 4299 private ApplicationInfo getApplicationInfoInternal(String packageName, int flags, 4300 int filterCallingUid, int userId) { 4301 if (!sUserManager.exists(userId)) return null; 4302 flags = updateFlagsForApplication(flags, userId, packageName); 4303 mPermissionManager.enforceCrossUserPermission(Binder.getCallingUid(), userId, 4304 false /* requireFullPermission */, false /* checkShell */, "get application info"); 4305 4306 // writer 4307 synchronized (mPackages) { 4308 // Normalize package name to handle renamed packages and static libs 4309 packageName = resolveInternalPackageNameLPr(packageName, 4310 PackageManager.VERSION_CODE_HIGHEST); 4311 4312 PackageParser.Package p = mPackages.get(packageName); 4313 if (DEBUG_PACKAGE_INFO) Log.v( 4314 TAG, "getApplicationInfo " + packageName 4315 + ": " + p); 4316 if (p != null) { 4317 PackageSetting ps = mSettings.mPackages.get(packageName); 4318 if (ps == null) return null; 4319 if (filterSharedLibPackageLPr(ps, filterCallingUid, userId, flags)) { 4320 return null; 4321 } 4322 if (filterAppAccessLPr(ps, filterCallingUid, userId)) { 4323 return null; 4324 } 4325 // Note: isEnabledLP() does not apply here - always return info 4326 ApplicationInfo ai = PackageParser.generateApplicationInfo( 4327 p, flags, ps.readUserState(userId), userId); 4328 if (ai != null) { 4329 ai.packageName = resolveExternalPackageNameLPr(p); 4330 } 4331 return ai; 4332 } 4333 if ("android".equals(packageName)||"system".equals(packageName)) { 4334 return mAndroidApplication; 4335 } 4336 if ((flags & MATCH_KNOWN_PACKAGES) != 0) { 4337 // Already generates the external package name 4338 return generateApplicationInfoFromSettingsLPw(packageName, 4339 flags, filterCallingUid, userId); 4340 } 4341 } 4342 return null; 4343 } 4344 4345 private String normalizePackageNameLPr(String packageName) { 4346 String normalizedPackageName = mSettings.getRenamedPackageLPr(packageName); 4347 return normalizedPackageName != null ? normalizedPackageName : packageName; 4348 } 4349 4350 @Override 4351 public void deletePreloadsFileCache() { 4352 if (!UserHandle.isSameApp(Binder.getCallingUid(), Process.SYSTEM_UID)) { 4353 throw new SecurityException("Only system or settings may call deletePreloadsFileCache"); 4354 } 4355 File dir = Environment.getDataPreloadsFileCacheDirectory(); 4356 Slog.i(TAG, "Deleting preloaded file cache " + dir); 4357 FileUtils.deleteContents(dir); 4358 } 4359 4360 @Override 4361 public void freeStorageAndNotify(final String volumeUuid, final long freeStorageSize, 4362 final int storageFlags, final IPackageDataObserver observer) { 4363 mContext.enforceCallingOrSelfPermission( 4364 android.Manifest.permission.CLEAR_APP_CACHE, null); 4365 mHandler.post(() -> { 4366 boolean success = false; 4367 try { 4368 freeStorage(volumeUuid, freeStorageSize, storageFlags); 4369 success = true; 4370 } catch (IOException e) { 4371 Slog.w(TAG, e); 4372 } 4373 if (observer != null) { 4374 try { 4375 observer.onRemoveCompleted(null, success); 4376 } catch (RemoteException e) { 4377 Slog.w(TAG, e); 4378 } 4379 } 4380 }); 4381 } 4382 4383 @Override 4384 public void freeStorage(final String volumeUuid, final long freeStorageSize, 4385 final int storageFlags, final IntentSender pi) { 4386 mContext.enforceCallingOrSelfPermission( 4387 android.Manifest.permission.CLEAR_APP_CACHE, TAG); 4388 mHandler.post(() -> { 4389 boolean success = false; 4390 try { 4391 freeStorage(volumeUuid, freeStorageSize, storageFlags); 4392 success = true; 4393 } catch (IOException e) { 4394 Slog.w(TAG, e); 4395 } 4396 if (pi != null) { 4397 try { 4398 pi.sendIntent(null, success ? 1 : 0, null, null, null); 4399 } catch (SendIntentException e) { 4400 Slog.w(TAG, e); 4401 } 4402 } 4403 }); 4404 } 4405 4406 /** 4407 * Blocking call to clear various types of cached data across the system 4408 * until the requested bytes are available. 4409 */ 4410 public void freeStorage(String volumeUuid, long bytes, int storageFlags) throws IOException { 4411 final StorageManager storage = mContext.getSystemService(StorageManager.class); 4412 final File file = storage.findPathForUuid(volumeUuid); 4413 if (file.getUsableSpace() >= bytes) return; 4414 4415 if (ENABLE_FREE_CACHE_V2) { 4416 final boolean internalVolume = Objects.equals(StorageManager.UUID_PRIVATE_INTERNAL, 4417 volumeUuid); 4418 final boolean aggressive = (storageFlags 4419 & StorageManager.FLAG_ALLOCATE_AGGRESSIVE) != 0; 4420 final long reservedBytes = storage.getStorageCacheBytes(file, storageFlags); 4421 4422 // 1. Pre-flight to determine if we have any chance to succeed 4423 // 2. Consider preloaded data (after 1w honeymoon, unless aggressive) 4424 if (internalVolume && (aggressive || SystemProperties 4425 .getBoolean("persist.sys.preloads.file_cache_expired", false))) { 4426 deletePreloadsFileCache(); 4427 if (file.getUsableSpace() >= bytes) return; 4428 } 4429 4430 // 3. Consider parsed APK data (aggressive only) 4431 if (internalVolume && aggressive) { 4432 FileUtils.deleteContents(mCacheDir); 4433 if (file.getUsableSpace() >= bytes) return; 4434 } 4435 4436 // 4. Consider cached app data (above quotas) 4437 try { 4438 mInstaller.freeCache(volumeUuid, bytes, reservedBytes, 4439 Installer.FLAG_FREE_CACHE_V2); 4440 } catch (InstallerException ignored) { 4441 } 4442 if (file.getUsableSpace() >= bytes) return; 4443 4444 // 5. Consider shared libraries with refcount=0 and age>min cache period 4445 if (internalVolume && pruneUnusedStaticSharedLibraries(bytes, 4446 android.provider.Settings.Global.getLong(mContext.getContentResolver(), 4447 Global.UNUSED_STATIC_SHARED_LIB_MIN_CACHE_PERIOD, 4448 DEFAULT_UNUSED_STATIC_SHARED_LIB_MIN_CACHE_PERIOD))) { 4449 return; 4450 } 4451 4452 // 6. Consider dexopt output (aggressive only) 4453 // TODO: Implement 4454 4455 // 7. Consider installed instant apps unused longer than min cache period 4456 if (internalVolume && mInstantAppRegistry.pruneInstalledInstantApps(bytes, 4457 android.provider.Settings.Global.getLong(mContext.getContentResolver(), 4458 Global.INSTALLED_INSTANT_APP_MIN_CACHE_PERIOD, 4459 InstantAppRegistry.DEFAULT_INSTALLED_INSTANT_APP_MIN_CACHE_PERIOD))) { 4460 return; 4461 } 4462 4463 // 8. Consider cached app data (below quotas) 4464 try { 4465 mInstaller.freeCache(volumeUuid, bytes, reservedBytes, 4466 Installer.FLAG_FREE_CACHE_V2 | Installer.FLAG_FREE_CACHE_V2_DEFY_QUOTA); 4467 } catch (InstallerException ignored) { 4468 } 4469 if (file.getUsableSpace() >= bytes) return; 4470 4471 // 9. Consider DropBox entries 4472 // TODO: Implement 4473 4474 // 10. Consider instant meta-data (uninstalled apps) older that min cache period 4475 if (internalVolume && mInstantAppRegistry.pruneUninstalledInstantApps(bytes, 4476 android.provider.Settings.Global.getLong(mContext.getContentResolver(), 4477 Global.UNINSTALLED_INSTANT_APP_MIN_CACHE_PERIOD, 4478 InstantAppRegistry.DEFAULT_UNINSTALLED_INSTANT_APP_MIN_CACHE_PERIOD))) { 4479 return; 4480 } 4481 } else { 4482 try { 4483 mInstaller.freeCache(volumeUuid, bytes, 0, 0); 4484 } catch (InstallerException ignored) { 4485 } 4486 if (file.getUsableSpace() >= bytes) return; 4487 } 4488 4489 throw new IOException("Failed to free " + bytes + " on storage device at " + file); 4490 } 4491 4492 private boolean pruneUnusedStaticSharedLibraries(long neededSpace, long maxCachePeriod) 4493 throws IOException { 4494 final StorageManager storage = mContext.getSystemService(StorageManager.class); 4495 final File volume = storage.findPathForUuid(StorageManager.UUID_PRIVATE_INTERNAL); 4496 4497 List<VersionedPackage> packagesToDelete = null; 4498 final long now = System.currentTimeMillis(); 4499 4500 synchronized (mPackages) { 4501 final int[] allUsers = sUserManager.getUserIds(); 4502 final int libCount = mSharedLibraries.size(); 4503 for (int i = 0; i < libCount; i++) { 4504 final LongSparseArray<SharedLibraryEntry> versionedLib 4505 = mSharedLibraries.valueAt(i); 4506 if (versionedLib == null) { 4507 continue; 4508 } 4509 final int versionCount = versionedLib.size(); 4510 for (int j = 0; j < versionCount; j++) { 4511 SharedLibraryInfo libInfo = versionedLib.valueAt(j).info; 4512 // Skip packages that are not static shared libs. 4513 if (!libInfo.isStatic()) { 4514 break; 4515 } 4516 // Important: We skip static shared libs used for some user since 4517 // in such a case we need to keep the APK on the device. The check for 4518 // a lib being used for any user is performed by the uninstall call. 4519 final VersionedPackage declaringPackage = libInfo.getDeclaringPackage(); 4520 // Resolve the package name - we use synthetic package names internally 4521 final String internalPackageName = resolveInternalPackageNameLPr( 4522 declaringPackage.getPackageName(), 4523 declaringPackage.getLongVersionCode()); 4524 final PackageSetting ps = mSettings.getPackageLPr(internalPackageName); 4525 // Skip unused static shared libs cached less than the min period 4526 // to prevent pruning a lib needed by a subsequently installed package. 4527 if (ps == null || now - ps.lastUpdateTime < maxCachePeriod) { 4528 continue; 4529 } 4530 if (packagesToDelete == null) { 4531 packagesToDelete = new ArrayList<>(); 4532 } 4533 packagesToDelete.add(new VersionedPackage(internalPackageName, 4534 declaringPackage.getLongVersionCode())); 4535 } 4536 } 4537 } 4538 4539 if (packagesToDelete != null) { 4540 final int packageCount = packagesToDelete.size(); 4541 for (int i = 0; i < packageCount; i++) { 4542 final VersionedPackage pkgToDelete = packagesToDelete.get(i); 4543 // Delete the package synchronously (will fail of the lib used for any user). 4544 if (deletePackageX(pkgToDelete.getPackageName(), pkgToDelete.getLongVersionCode(), 4545 UserHandle.USER_SYSTEM, PackageManager.DELETE_ALL_USERS) 4546 == PackageManager.DELETE_SUCCEEDED) { 4547 if (volume.getUsableSpace() >= neededSpace) { 4548 return true; 4549 } 4550 } 4551 } 4552 } 4553 4554 return false; 4555 } 4556 4557 /** 4558 * Update given flags based on encryption status of current user. 4559 */ 4560 private int updateFlags(int flags, int userId) { 4561 if ((flags & (PackageManager.MATCH_DIRECT_BOOT_UNAWARE 4562 | PackageManager.MATCH_DIRECT_BOOT_AWARE)) != 0) { 4563 // Caller expressed an explicit opinion about what encryption 4564 // aware/unaware components they want to see, so fall through and 4565 // give them what they want 4566 } else { 4567 // Caller expressed no opinion, so match based on user state 4568 if (getUserManagerInternal().isUserUnlockingOrUnlocked(userId)) { 4569 flags |= PackageManager.MATCH_DIRECT_BOOT_AWARE | MATCH_DIRECT_BOOT_UNAWARE; 4570 } else { 4571 flags |= PackageManager.MATCH_DIRECT_BOOT_AWARE; 4572 } 4573 } 4574 return flags; 4575 } 4576 4577 private UserManagerInternal getUserManagerInternal() { 4578 if (mUserManagerInternal == null) { 4579 mUserManagerInternal = LocalServices.getService(UserManagerInternal.class); 4580 } 4581 return mUserManagerInternal; 4582 } 4583 4584 private ActivityManagerInternal getActivityManagerInternal() { 4585 if (mActivityManagerInternal == null) { 4586 mActivityManagerInternal = LocalServices.getService(ActivityManagerInternal.class); 4587 } 4588 return mActivityManagerInternal; 4589 } 4590 4591 4592 private DeviceIdleController.LocalService getDeviceIdleController() { 4593 if (mDeviceIdleController == null) { 4594 mDeviceIdleController = 4595 LocalServices.getService(DeviceIdleController.LocalService.class); 4596 } 4597 return mDeviceIdleController; 4598 } 4599 4600 /** 4601 * Update given flags when being used to request {@link PackageInfo}. 4602 */ 4603 private int updateFlagsForPackage(int flags, int userId, Object cookie) { 4604 final boolean isCallerSystemUser = UserHandle.getCallingUserId() == UserHandle.USER_SYSTEM; 4605 boolean triaged = true; 4606 if ((flags & (PackageManager.GET_ACTIVITIES | PackageManager.GET_RECEIVERS 4607 | PackageManager.GET_SERVICES | PackageManager.GET_PROVIDERS)) != 0) { 4608 // Caller is asking for component details, so they'd better be 4609 // asking for specific encryption matching behavior, or be triaged 4610 if ((flags & (PackageManager.MATCH_DIRECT_BOOT_UNAWARE 4611 | PackageManager.MATCH_DIRECT_BOOT_AWARE 4612 | PackageManager.MATCH_DEBUG_TRIAGED_MISSING)) == 0) { 4613 triaged = false; 4614 } 4615 } 4616 if ((flags & (PackageManager.MATCH_UNINSTALLED_PACKAGES 4617 | PackageManager.MATCH_SYSTEM_ONLY 4618 | PackageManager.MATCH_DEBUG_TRIAGED_MISSING)) == 0) { 4619 triaged = false; 4620 } 4621 if ((flags & PackageManager.MATCH_ANY_USER) != 0) { 4622 mPermissionManager.enforceCrossUserPermission( 4623 Binder.getCallingUid(), userId, false, false, 4624 "MATCH_ANY_USER flag requires INTERACT_ACROSS_USERS permission at " 4625 + Debug.getCallers(5)); 4626 } else if ((flags & PackageManager.MATCH_UNINSTALLED_PACKAGES) != 0 && isCallerSystemUser 4627 && sUserManager.hasManagedProfile(UserHandle.USER_SYSTEM)) { 4628 // If the caller wants all packages and has a restricted profile associated with it, 4629 // then match all users. This is to make sure that launchers that need to access work 4630 // profile apps don't start breaking. TODO: Remove this hack when launchers stop using 4631 // MATCH_UNINSTALLED_PACKAGES to query apps in other profiles. b/31000380 4632 flags |= PackageManager.MATCH_ANY_USER; 4633 } 4634 if (DEBUG_TRIAGED_MISSING && (Binder.getCallingUid() == Process.SYSTEM_UID) && !triaged) { 4635 Log.w(TAG, "Caller hasn't been triaged for missing apps; they asked about " + cookie 4636 + " with flags 0x" + Integer.toHexString(flags), new Throwable()); 4637 } 4638 return updateFlags(flags, userId); 4639 } 4640 4641 /** 4642 * Update given flags when being used to request {@link ApplicationInfo}. 4643 */ 4644 private int updateFlagsForApplication(int flags, int userId, Object cookie) { 4645 return updateFlagsForPackage(flags, userId, cookie); 4646 } 4647 4648 /** 4649 * Update given flags when being used to request {@link ComponentInfo}. 4650 */ 4651 private int updateFlagsForComponent(int flags, int userId, Object cookie) { 4652 if (cookie instanceof Intent) { 4653 if ((((Intent) cookie).getFlags() & Intent.FLAG_DEBUG_TRIAGED_MISSING) != 0) { 4654 flags |= PackageManager.MATCH_DEBUG_TRIAGED_MISSING; 4655 } 4656 } 4657 4658 boolean triaged = true; 4659 // Caller is asking for component details, so they'd better be 4660 // asking for specific encryption matching behavior, or be triaged 4661 if ((flags & (PackageManager.MATCH_DIRECT_BOOT_UNAWARE 4662 | PackageManager.MATCH_DIRECT_BOOT_AWARE 4663 | PackageManager.MATCH_DEBUG_TRIAGED_MISSING)) == 0) { 4664 triaged = false; 4665 } 4666 if (DEBUG_TRIAGED_MISSING && (Binder.getCallingUid() == Process.SYSTEM_UID) && !triaged) { 4667 Log.w(TAG, "Caller hasn't been triaged for missing apps; they asked about " + cookie 4668 + " with flags 0x" + Integer.toHexString(flags), new Throwable()); 4669 } 4670 4671 return updateFlags(flags, userId); 4672 } 4673 4674 /** 4675 * Update given intent when being used to request {@link ResolveInfo}. 4676 */ 4677 private Intent updateIntentForResolve(Intent intent) { 4678 if (intent.getSelector() != null) { 4679 intent = intent.getSelector(); 4680 } 4681 if (DEBUG_PREFERRED) { 4682 intent.addFlags(Intent.FLAG_DEBUG_LOG_RESOLUTION); 4683 } 4684 return intent; 4685 } 4686 4687 /** 4688 * Update given flags when being used to request {@link ResolveInfo}. 4689 * <p>Instant apps are resolved specially, depending upon context. Minimally, 4690 * {@code}flags{@code} must have the {@link PackageManager#MATCH_INSTANT} 4691 * flag set. However, this flag is only honoured in three circumstances: 4692 * <ul> 4693 * <li>when called from a system process</li> 4694 * <li>when the caller holds the permission {@code android.permission.ACCESS_INSTANT_APPS}</li> 4695 * <li>when resolution occurs to start an activity with a {@code android.intent.action.VIEW} 4696 * action and a {@code android.intent.category.BROWSABLE} category</li> 4697 * </ul> 4698 */ 4699 int updateFlagsForResolve(int flags, int userId, Intent intent, int callingUid) { 4700 return updateFlagsForResolve(flags, userId, intent, callingUid, 4701 false /*wantInstantApps*/, false /*onlyExposedExplicitly*/); 4702 } 4703 int updateFlagsForResolve(int flags, int userId, Intent intent, int callingUid, 4704 boolean wantInstantApps) { 4705 return updateFlagsForResolve(flags, userId, intent, callingUid, 4706 wantInstantApps, false /*onlyExposedExplicitly*/); 4707 } 4708 int updateFlagsForResolve(int flags, int userId, Intent intent, int callingUid, 4709 boolean wantInstantApps, boolean onlyExposedExplicitly) { 4710 // Safe mode means we shouldn't match any third-party components 4711 if (mSafeMode) { 4712 flags |= PackageManager.MATCH_SYSTEM_ONLY; 4713 } 4714 if (getInstantAppPackageName(callingUid) != null) { 4715 // But, ephemeral apps see both ephemeral and exposed, non-ephemeral components 4716 if (onlyExposedExplicitly) { 4717 flags |= PackageManager.MATCH_EXPLICITLY_VISIBLE_ONLY; 4718 } 4719 flags |= PackageManager.MATCH_VISIBLE_TO_INSTANT_APP_ONLY; 4720 flags |= PackageManager.MATCH_INSTANT; 4721 } else { 4722 final boolean wantMatchInstant = (flags & PackageManager.MATCH_INSTANT) != 0; 4723 final boolean allowMatchInstant = 4724 (wantInstantApps 4725 && Intent.ACTION_VIEW.equals(intent.getAction()) 4726 && hasWebURI(intent)) 4727 || (wantMatchInstant && canViewInstantApps(callingUid, userId)); 4728 flags &= ~(PackageManager.MATCH_VISIBLE_TO_INSTANT_APP_ONLY 4729 | PackageManager.MATCH_EXPLICITLY_VISIBLE_ONLY); 4730 if (!allowMatchInstant) { 4731 flags &= ~PackageManager.MATCH_INSTANT; 4732 } 4733 } 4734 return updateFlagsForComponent(flags, userId, intent /*cookie*/); 4735 } 4736 4737 @Override 4738 public ActivityInfo getActivityInfo(ComponentName component, int flags, int userId) { 4739 return getActivityInfoInternal(component, flags, Binder.getCallingUid(), userId); 4740 } 4741 4742 /** 4743 * Important: The provided filterCallingUid is used exclusively to filter out activities 4744 * that can be seen based on user state. It's typically the original caller uid prior 4745 * to clearing. Because it can only be provided by trusted code, it's value can be 4746 * trusted and will be used as-is; unlike userId which will be validated by this method. 4747 */ 4748 private ActivityInfo getActivityInfoInternal(ComponentName component, int flags, 4749 int filterCallingUid, int userId) { 4750 if (!sUserManager.exists(userId)) return null; 4751 flags = updateFlagsForComponent(flags, userId, component); 4752 4753 if (!isRecentsAccessingChildProfiles(Binder.getCallingUid(), userId)) { 4754 mPermissionManager.enforceCrossUserPermission(Binder.getCallingUid(), userId, 4755 false /* requireFullPermission */, false /* checkShell */, "get activity info"); 4756 } 4757 4758 synchronized (mPackages) { 4759 PackageParser.Activity a = mActivities.mActivities.get(component); 4760 4761 if (DEBUG_PACKAGE_INFO) Log.v(TAG, "getActivityInfo " + component + ": " + a); 4762 if (a != null && mSettings.isEnabledAndMatchLPr(a.info, flags, userId)) { 4763 PackageSetting ps = mSettings.mPackages.get(component.getPackageName()); 4764 if (ps == null) return null; 4765 if (filterAppAccessLPr(ps, filterCallingUid, component, TYPE_ACTIVITY, userId)) { 4766 return null; 4767 } 4768 return PackageParser.generateActivityInfo( 4769 a, flags, ps.readUserState(userId), userId); 4770 } 4771 if (mResolveComponentName.equals(component)) { 4772 return PackageParser.generateActivityInfo( 4773 mResolveActivity, flags, new PackageUserState(), userId); 4774 } 4775 } 4776 return null; 4777 } 4778 4779 private boolean isRecentsAccessingChildProfiles(int callingUid, int targetUserId) { 4780 if (!getActivityManagerInternal().isCallerRecents(callingUid)) { 4781 return false; 4782 } 4783 final long token = Binder.clearCallingIdentity(); 4784 try { 4785 final int callingUserId = UserHandle.getUserId(callingUid); 4786 if (ActivityManager.getCurrentUser() != callingUserId) { 4787 return false; 4788 } 4789 return sUserManager.isSameProfileGroup(callingUserId, targetUserId); 4790 } finally { 4791 Binder.restoreCallingIdentity(token); 4792 } 4793 } 4794 4795 @Override 4796 public boolean activitySupportsIntent(ComponentName component, Intent intent, 4797 String resolvedType) { 4798 synchronized (mPackages) { 4799 if (component.equals(mResolveComponentName)) { 4800 // The resolver supports EVERYTHING! 4801 return true; 4802 } 4803 final int callingUid = Binder.getCallingUid(); 4804 final int callingUserId = UserHandle.getUserId(callingUid); 4805 PackageParser.Activity a = mActivities.mActivities.get(component); 4806 if (a == null) { 4807 return false; 4808 } 4809 PackageSetting ps = mSettings.mPackages.get(component.getPackageName()); 4810 if (ps == null) { 4811 return false; 4812 } 4813 if (filterAppAccessLPr(ps, callingUid, component, TYPE_ACTIVITY, callingUserId)) { 4814 return false; 4815 } 4816 for (int i=0; i<a.intents.size(); i++) { 4817 if (a.intents.get(i).match(intent.getAction(), resolvedType, intent.getScheme(), 4818 intent.getData(), intent.getCategories(), TAG) >= 0) { 4819 return true; 4820 } 4821 } 4822 return false; 4823 } 4824 } 4825 4826 @Override 4827 public ActivityInfo getReceiverInfo(ComponentName component, int flags, int userId) { 4828 if (!sUserManager.exists(userId)) return null; 4829 final int callingUid = Binder.getCallingUid(); 4830 flags = updateFlagsForComponent(flags, userId, component); 4831 mPermissionManager.enforceCrossUserPermission(callingUid, userId, 4832 false /* requireFullPermission */, false /* checkShell */, "get receiver info"); 4833 synchronized (mPackages) { 4834 PackageParser.Activity a = mReceivers.mActivities.get(component); 4835 if (DEBUG_PACKAGE_INFO) Log.v( 4836 TAG, "getReceiverInfo " + component + ": " + a); 4837 if (a != null && mSettings.isEnabledAndMatchLPr(a.info, flags, userId)) { 4838 PackageSetting ps = mSettings.mPackages.get(component.getPackageName()); 4839 if (ps == null) return null; 4840 if (filterAppAccessLPr(ps, callingUid, component, TYPE_RECEIVER, userId)) { 4841 return null; 4842 } 4843 return PackageParser.generateActivityInfo( 4844 a, flags, ps.readUserState(userId), userId); 4845 } 4846 } 4847 return null; 4848 } 4849 4850 @Override 4851 public ParceledListSlice<SharedLibraryInfo> getSharedLibraries(String packageName, 4852 int flags, int userId) { 4853 if (!sUserManager.exists(userId)) return null; 4854 Preconditions.checkArgumentNonnegative(userId, "userId must be >= 0"); 4855 if (getInstantAppPackageName(Binder.getCallingUid()) != null) { 4856 return null; 4857 } 4858 4859 flags = updateFlagsForPackage(flags, userId, null); 4860 4861 final boolean canSeeStaticLibraries = 4862 mContext.checkCallingOrSelfPermission(INSTALL_PACKAGES) 4863 == PERMISSION_GRANTED 4864 || mContext.checkCallingOrSelfPermission(DELETE_PACKAGES) 4865 == PERMISSION_GRANTED 4866 || canRequestPackageInstallsInternal(packageName, 4867 PackageManager.MATCH_STATIC_SHARED_LIBRARIES, userId, 4868 false /* throwIfPermNotDeclared*/) 4869 || mContext.checkCallingOrSelfPermission(REQUEST_DELETE_PACKAGES) 4870 == PERMISSION_GRANTED; 4871 4872 synchronized (mPackages) { 4873 List<SharedLibraryInfo> result = null; 4874 4875 final int libCount = mSharedLibraries.size(); 4876 for (int i = 0; i < libCount; i++) { 4877 LongSparseArray<SharedLibraryEntry> versionedLib = mSharedLibraries.valueAt(i); 4878 if (versionedLib == null) { 4879 continue; 4880 } 4881 4882 final int versionCount = versionedLib.size(); 4883 for (int j = 0; j < versionCount; j++) { 4884 SharedLibraryInfo libInfo = versionedLib.valueAt(j).info; 4885 if (!canSeeStaticLibraries && libInfo.isStatic()) { 4886 break; 4887 } 4888 final long identity = Binder.clearCallingIdentity(); 4889 try { 4890 PackageInfo packageInfo = getPackageInfoVersioned( 4891 libInfo.getDeclaringPackage(), flags 4892 | PackageManager.MATCH_STATIC_SHARED_LIBRARIES, userId); 4893 if (packageInfo == null) { 4894 continue; 4895 } 4896 } finally { 4897 Binder.restoreCallingIdentity(identity); 4898 } 4899 4900 SharedLibraryInfo resLibInfo = new SharedLibraryInfo(libInfo.getName(), 4901 libInfo.getLongVersion(), libInfo.getType(), 4902 libInfo.getDeclaringPackage(), getPackagesUsingSharedLibraryLPr(libInfo, 4903 flags, userId)); 4904 4905 if (result == null) { 4906 result = new ArrayList<>(); 4907 } 4908 result.add(resLibInfo); 4909 } 4910 } 4911 4912 return result != null ? new ParceledListSlice<>(result) : null; 4913 } 4914 } 4915 4916 private List<VersionedPackage> getPackagesUsingSharedLibraryLPr( 4917 SharedLibraryInfo libInfo, int flags, int userId) { 4918 List<VersionedPackage> versionedPackages = null; 4919 final int packageCount = mSettings.mPackages.size(); 4920 for (int i = 0; i < packageCount; i++) { 4921 PackageSetting ps = mSettings.mPackages.valueAt(i); 4922 4923 if (ps == null) { 4924 continue; 4925 } 4926 4927 if (!ps.getUserState().get(userId).isAvailable(flags)) { 4928 continue; 4929 } 4930 4931 final String libName = libInfo.getName(); 4932 if (libInfo.isStatic()) { 4933 final int libIdx = ArrayUtils.indexOf(ps.usesStaticLibraries, libName); 4934 if (libIdx < 0) { 4935 continue; 4936 } 4937 if (ps.usesStaticLibrariesVersions[libIdx] != libInfo.getLongVersion()) { 4938 continue; 4939 } 4940 if (versionedPackages == null) { 4941 versionedPackages = new ArrayList<>(); 4942 } 4943 // If the dependent is a static shared lib, use the public package name 4944 String dependentPackageName = ps.name; 4945 if (ps.pkg != null && ps.pkg.applicationInfo.isStaticSharedLibrary()) { 4946 dependentPackageName = ps.pkg.manifestPackageName; 4947 } 4948 versionedPackages.add(new VersionedPackage(dependentPackageName, ps.versionCode)); 4949 } else if (ps.pkg != null) { 4950 if (ArrayUtils.contains(ps.pkg.usesLibraries, libName) 4951 || ArrayUtils.contains(ps.pkg.usesOptionalLibraries, libName)) { 4952 if (versionedPackages == null) { 4953 versionedPackages = new ArrayList<>(); 4954 } 4955 versionedPackages.add(new VersionedPackage(ps.name, ps.versionCode)); 4956 } 4957 } 4958 } 4959 4960 return versionedPackages; 4961 } 4962 4963 @Override 4964 public ServiceInfo getServiceInfo(ComponentName component, int flags, int userId) { 4965 if (!sUserManager.exists(userId)) return null; 4966 final int callingUid = Binder.getCallingUid(); 4967 flags = updateFlagsForComponent(flags, userId, component); 4968 mPermissionManager.enforceCrossUserPermission(callingUid, userId, 4969 false /* requireFullPermission */, false /* checkShell */, "get service info"); 4970 synchronized (mPackages) { 4971 PackageParser.Service s = mServices.mServices.get(component); 4972 if (DEBUG_PACKAGE_INFO) Log.v( 4973 TAG, "getServiceInfo " + component + ": " + s); 4974 if (s != null && mSettings.isEnabledAndMatchLPr(s.info, flags, userId)) { 4975 PackageSetting ps = mSettings.mPackages.get(component.getPackageName()); 4976 if (ps == null) return null; 4977 if (filterAppAccessLPr(ps, callingUid, component, TYPE_SERVICE, userId)) { 4978 return null; 4979 } 4980 return PackageParser.generateServiceInfo( 4981 s, flags, ps.readUserState(userId), userId); 4982 } 4983 } 4984 return null; 4985 } 4986 4987 @Override 4988 public ProviderInfo getProviderInfo(ComponentName component, int flags, int userId) { 4989 if (!sUserManager.exists(userId)) return null; 4990 final int callingUid = Binder.getCallingUid(); 4991 flags = updateFlagsForComponent(flags, userId, component); 4992 mPermissionManager.enforceCrossUserPermission(callingUid, userId, 4993 false /* requireFullPermission */, false /* checkShell */, "get provider info"); 4994 synchronized (mPackages) { 4995 PackageParser.Provider p = mProviders.mProviders.get(component); 4996 if (DEBUG_PACKAGE_INFO) Log.v( 4997 TAG, "getProviderInfo " + component + ": " + p); 4998 if (p != null && mSettings.isEnabledAndMatchLPr(p.info, flags, userId)) { 4999 PackageSetting ps = mSettings.mPackages.get(component.getPackageName()); 5000 if (ps == null) return null; 5001 if (filterAppAccessLPr(ps, callingUid, component, TYPE_PROVIDER, userId)) { 5002 return null; 5003 } 5004 return PackageParser.generateProviderInfo( 5005 p, flags, ps.readUserState(userId), userId); 5006 } 5007 } 5008 return null; 5009 } 5010 5011 @Override 5012 public String[] getSystemSharedLibraryNames() { 5013 // allow instant applications 5014 synchronized (mPackages) { 5015 Set<String> libs = null; 5016 final int libCount = mSharedLibraries.size(); 5017 for (int i = 0; i < libCount; i++) { 5018 LongSparseArray<SharedLibraryEntry> versionedLib = mSharedLibraries.valueAt(i); 5019 if (versionedLib == null) { 5020 continue; 5021 } 5022 final int versionCount = versionedLib.size(); 5023 for (int j = 0; j < versionCount; j++) { 5024 SharedLibraryEntry libEntry = versionedLib.valueAt(j); 5025 if (!libEntry.info.isStatic()) { 5026 if (libs == null) { 5027 libs = new ArraySet<>(); 5028 } 5029 libs.add(libEntry.info.getName()); 5030 break; 5031 } 5032 PackageSetting ps = mSettings.getPackageLPr(libEntry.apk); 5033 if (ps != null && !filterSharedLibPackageLPr(ps, Binder.getCallingUid(), 5034 UserHandle.getUserId(Binder.getCallingUid()), 5035 PackageManager.MATCH_STATIC_SHARED_LIBRARIES)) { 5036 if (libs == null) { 5037 libs = new ArraySet<>(); 5038 } 5039 libs.add(libEntry.info.getName()); 5040 break; 5041 } 5042 } 5043 } 5044 5045 if (libs != null) { 5046 String[] libsArray = new String[libs.size()]; 5047 libs.toArray(libsArray); 5048 return libsArray; 5049 } 5050 5051 return null; 5052 } 5053 } 5054 5055 @Override 5056 public @NonNull String getServicesSystemSharedLibraryPackageName() { 5057 // allow instant applications 5058 synchronized (mPackages) { 5059 return mServicesSystemSharedLibraryPackageName; 5060 } 5061 } 5062 5063 @Override 5064 public @NonNull String getSharedSystemSharedLibraryPackageName() { 5065 // allow instant applications 5066 synchronized (mPackages) { 5067 return mSharedSystemSharedLibraryPackageName; 5068 } 5069 } 5070 5071 private void updateSequenceNumberLP(PackageSetting pkgSetting, int[] userList) { 5072 for (int i = userList.length - 1; i >= 0; --i) { 5073 final int userId = userList[i]; 5074 // don't add instant app to the list of updates 5075 if (pkgSetting.getInstantApp(userId)) { 5076 continue; 5077 } 5078 SparseArray<String> changedPackages = mChangedPackages.get(userId); 5079 if (changedPackages == null) { 5080 changedPackages = new SparseArray<>(); 5081 mChangedPackages.put(userId, changedPackages); 5082 } 5083 Map<String, Integer> sequenceNumbers = mChangedPackagesSequenceNumbers.get(userId); 5084 if (sequenceNumbers == null) { 5085 sequenceNumbers = new HashMap<>(); 5086 mChangedPackagesSequenceNumbers.put(userId, sequenceNumbers); 5087 } 5088 final Integer sequenceNumber = sequenceNumbers.get(pkgSetting.name); 5089 if (sequenceNumber != null) { 5090 changedPackages.remove(sequenceNumber); 5091 } 5092 changedPackages.put(mChangedPackagesSequenceNumber, pkgSetting.name); 5093 sequenceNumbers.put(pkgSetting.name, mChangedPackagesSequenceNumber); 5094 } 5095 mChangedPackagesSequenceNumber++; 5096 } 5097 5098 @Override 5099 public ChangedPackages getChangedPackages(int sequenceNumber, int userId) { 5100 if (getInstantAppPackageName(Binder.getCallingUid()) != null) { 5101 return null; 5102 } 5103 synchronized (mPackages) { 5104 if (sequenceNumber >= mChangedPackagesSequenceNumber) { 5105 return null; 5106 } 5107 final SparseArray<String> changedPackages = mChangedPackages.get(userId); 5108 if (changedPackages == null) { 5109 return null; 5110 } 5111 final List<String> packageNames = 5112 new ArrayList<>(mChangedPackagesSequenceNumber - sequenceNumber); 5113 for (int i = sequenceNumber; i < mChangedPackagesSequenceNumber; i++) { 5114 final String packageName = changedPackages.get(i); 5115 if (packageName != null) { 5116 packageNames.add(packageName); 5117 } 5118 } 5119 return packageNames.isEmpty() 5120 ? null : new ChangedPackages(mChangedPackagesSequenceNumber, packageNames); 5121 } 5122 } 5123 5124 @Override 5125 public @NonNull ParceledListSlice<FeatureInfo> getSystemAvailableFeatures() { 5126 // allow instant applications 5127 ArrayList<FeatureInfo> res; 5128 synchronized (mAvailableFeatures) { 5129 res = new ArrayList<>(mAvailableFeatures.size() + 1); 5130 res.addAll(mAvailableFeatures.values()); 5131 } 5132 final FeatureInfo fi = new FeatureInfo(); 5133 fi.reqGlEsVersion = SystemProperties.getInt("ro.opengles.version", 5134 FeatureInfo.GL_ES_VERSION_UNDEFINED); 5135 res.add(fi); 5136 5137 return new ParceledListSlice<>(res); 5138 } 5139 5140 @Override 5141 public boolean hasSystemFeature(String name, int version) { 5142 // allow instant applications 5143 synchronized (mAvailableFeatures) { 5144 final FeatureInfo feat = mAvailableFeatures.get(name); 5145 if (feat == null) { 5146 return false; 5147 } else { 5148 return feat.version >= version; 5149 } 5150 } 5151 } 5152 5153 @Override 5154 public int checkPermission(String permName, String pkgName, int userId) { 5155 return mPermissionManager.checkPermission(permName, pkgName, getCallingUid(), userId); 5156 } 5157 5158 @Override 5159 public int checkUidPermission(String permName, int uid) { 5160 return mPermissionManager.checkUidPermission(permName, uid, getCallingUid()); 5161 } 5162 5163 @Override 5164 public boolean isPermissionRevokedByPolicy(String permission, String packageName, int userId) { 5165 if (UserHandle.getCallingUserId() != userId) { 5166 mContext.enforceCallingPermission( 5167 android.Manifest.permission.INTERACT_ACROSS_USERS_FULL, 5168 "isPermissionRevokedByPolicy for user " + userId); 5169 } 5170 5171 if (checkPermission(permission, packageName, userId) 5172 == PackageManager.PERMISSION_GRANTED) { 5173 return false; 5174 } 5175 5176 final int callingUid = Binder.getCallingUid(); 5177 if (getInstantAppPackageName(callingUid) != null) { 5178 if (!isCallerSameApp(packageName, callingUid)) { 5179 return false; 5180 } 5181 } else { 5182 if (isInstantApp(packageName, userId)) { 5183 return false; 5184 } 5185 } 5186 5187 final long identity = Binder.clearCallingIdentity(); 5188 try { 5189 final int flags = getPermissionFlags(permission, packageName, userId); 5190 return (flags & PackageManager.FLAG_PERMISSION_POLICY_FIXED) != 0; 5191 } finally { 5192 Binder.restoreCallingIdentity(identity); 5193 } 5194 } 5195 5196 @Override 5197 public String getPermissionControllerPackageName() { 5198 synchronized (mPackages) { 5199 return mRequiredInstallerPackage; 5200 } 5201 } 5202 5203 private boolean addDynamicPermission(PermissionInfo info, final boolean async) { 5204 return mPermissionManager.addDynamicPermission( 5205 info, async, getCallingUid(), new PermissionCallback() { 5206 @Override 5207 public void onPermissionChanged() { 5208 if (!async) { 5209 mSettings.writeLPr(); 5210 } else { 5211 scheduleWriteSettingsLocked(); 5212 } 5213 } 5214 }); 5215 } 5216 5217 @Override 5218 public boolean addPermission(PermissionInfo info) { 5219 synchronized (mPackages) { 5220 return addDynamicPermission(info, false); 5221 } 5222 } 5223 5224 @Override 5225 public boolean addPermissionAsync(PermissionInfo info) { 5226 synchronized (mPackages) { 5227 return addDynamicPermission(info, true); 5228 } 5229 } 5230 5231 @Override 5232 public void removePermission(String permName) { 5233 mPermissionManager.removeDynamicPermission(permName, getCallingUid(), mPermissionCallback); 5234 } 5235 5236 @Override 5237 public void grantRuntimePermission(String packageName, String permName, final int userId) { 5238 mPermissionManager.grantRuntimePermission(permName, packageName, false /*overridePolicy*/, 5239 getCallingUid(), userId, mPermissionCallback); 5240 } 5241 5242 @Override 5243 public void revokeRuntimePermission(String packageName, String permName, int userId) { 5244 mPermissionManager.revokeRuntimePermission(permName, packageName, false /*overridePolicy*/, 5245 getCallingUid(), userId, mPermissionCallback); 5246 } 5247 5248 @Override 5249 public void resetRuntimePermissions() { 5250 mContext.enforceCallingOrSelfPermission( 5251 android.Manifest.permission.REVOKE_RUNTIME_PERMISSIONS, 5252 "revokeRuntimePermission"); 5253 5254 int callingUid = Binder.getCallingUid(); 5255 if (callingUid != Process.SYSTEM_UID && callingUid != 0) { 5256 mContext.enforceCallingOrSelfPermission( 5257 android.Manifest.permission.INTERACT_ACROSS_USERS_FULL, 5258 "resetRuntimePermissions"); 5259 } 5260 5261 synchronized (mPackages) { 5262 mPermissionManager.updateAllPermissions( 5263 StorageManager.UUID_PRIVATE_INTERNAL, false, mPackages.values(), 5264 mPermissionCallback); 5265 for (int userId : UserManagerService.getInstance().getUserIds()) { 5266 final int packageCount = mPackages.size(); 5267 for (int i = 0; i < packageCount; i++) { 5268 PackageParser.Package pkg = mPackages.valueAt(i); 5269 if (!(pkg.mExtras instanceof PackageSetting)) { 5270 continue; 5271 } 5272 PackageSetting ps = (PackageSetting) pkg.mExtras; 5273 resetUserChangesToRuntimePermissionsAndFlagsLPw(ps, userId); 5274 } 5275 } 5276 } 5277 } 5278 5279 @Override 5280 public int getPermissionFlags(String permName, String packageName, int userId) { 5281 return mPermissionManager.getPermissionFlags( 5282 permName, packageName, getCallingUid(), userId); 5283 } 5284 5285 @Override 5286 public void updatePermissionFlags(String permName, String packageName, int flagMask, 5287 int flagValues, int userId) { 5288 mPermissionManager.updatePermissionFlags( 5289 permName, packageName, flagMask, flagValues, getCallingUid(), userId, 5290 mPermissionCallback); 5291 } 5292 5293 /** 5294 * Update the permission flags for all packages and runtime permissions of a user in order 5295 * to allow device or profile owner to remove POLICY_FIXED. 5296 */ 5297 @Override 5298 public void updatePermissionFlagsForAllApps(int flagMask, int flagValues, int userId) { 5299 synchronized (mPackages) { 5300 final boolean changed = mPermissionManager.updatePermissionFlagsForAllApps( 5301 flagMask, flagValues, getCallingUid(), userId, mPackages.values(), 5302 mPermissionCallback); 5303 if (changed) { 5304 mSettings.writeRuntimePermissionsForUserLPr(userId, false); 5305 } 5306 } 5307 } 5308 5309 @Override 5310 public boolean shouldShowRequestPermissionRationale(String permissionName, 5311 String packageName, int userId) { 5312 if (UserHandle.getCallingUserId() != userId) { 5313 mContext.enforceCallingPermission( 5314 android.Manifest.permission.INTERACT_ACROSS_USERS_FULL, 5315 "canShowRequestPermissionRationale for user " + userId); 5316 } 5317 5318 final int uid = getPackageUid(packageName, MATCH_DEBUG_TRIAGED_MISSING, userId); 5319 if (UserHandle.getAppId(getCallingUid()) != UserHandle.getAppId(uid)) { 5320 return false; 5321 } 5322 5323 if (checkPermission(permissionName, packageName, userId) 5324 == PackageManager.PERMISSION_GRANTED) { 5325 return false; 5326 } 5327 5328 final int flags; 5329 5330 final long identity = Binder.clearCallingIdentity(); 5331 try { 5332 flags = getPermissionFlags(permissionName, 5333 packageName, userId); 5334 } finally { 5335 Binder.restoreCallingIdentity(identity); 5336 } 5337 5338 final int fixedFlags = PackageManager.FLAG_PERMISSION_SYSTEM_FIXED 5339 | PackageManager.FLAG_PERMISSION_POLICY_FIXED 5340 | PackageManager.FLAG_PERMISSION_USER_FIXED; 5341 5342 if ((flags & fixedFlags) != 0) { 5343 return false; 5344 } 5345 5346 return (flags & PackageManager.FLAG_PERMISSION_USER_SET) != 0; 5347 } 5348 5349 @Override 5350 public void addOnPermissionsChangeListener(IOnPermissionsChangeListener listener) { 5351 mContext.enforceCallingOrSelfPermission( 5352 Manifest.permission.OBSERVE_GRANT_REVOKE_PERMISSIONS, 5353 "addOnPermissionsChangeListener"); 5354 5355 synchronized (mPackages) { 5356 mOnPermissionChangeListeners.addListenerLocked(listener); 5357 } 5358 } 5359 5360 @Override 5361 public void removeOnPermissionsChangeListener(IOnPermissionsChangeListener listener) { 5362 if (getInstantAppPackageName(Binder.getCallingUid()) != null) { 5363 throw new SecurityException("Instant applications don't have access to this method"); 5364 } 5365 synchronized (mPackages) { 5366 mOnPermissionChangeListeners.removeListenerLocked(listener); 5367 } 5368 } 5369 5370 @Override 5371 public boolean isProtectedBroadcast(String actionName) { 5372 // allow instant applications 5373 synchronized (mProtectedBroadcasts) { 5374 if (mProtectedBroadcasts.contains(actionName)) { 5375 return true; 5376 } else if (actionName != null) { 5377 // TODO: remove these terrible hacks 5378 if (actionName.startsWith("android.net.netmon.lingerExpired") 5379 || actionName.startsWith("com.android.server.sip.SipWakeupTimer") 5380 || actionName.startsWith("com.android.internal.telephony.data-reconnect") 5381 || actionName.startsWith("android.net.netmon.launchCaptivePortalApp")) { 5382 return true; 5383 } 5384 } 5385 } 5386 return false; 5387 } 5388 5389 @Override 5390 public int checkSignatures(String pkg1, String pkg2) { 5391 synchronized (mPackages) { 5392 final PackageParser.Package p1 = mPackages.get(pkg1); 5393 final PackageParser.Package p2 = mPackages.get(pkg2); 5394 if (p1 == null || p1.mExtras == null 5395 || p2 == null || p2.mExtras == null) { 5396 return PackageManager.SIGNATURE_UNKNOWN_PACKAGE; 5397 } 5398 final int callingUid = Binder.getCallingUid(); 5399 final int callingUserId = UserHandle.getUserId(callingUid); 5400 final PackageSetting ps1 = (PackageSetting) p1.mExtras; 5401 final PackageSetting ps2 = (PackageSetting) p2.mExtras; 5402 if (filterAppAccessLPr(ps1, callingUid, callingUserId) 5403 || filterAppAccessLPr(ps2, callingUid, callingUserId)) { 5404 return PackageManager.SIGNATURE_UNKNOWN_PACKAGE; 5405 } 5406 return compareSignatures(p1.mSigningDetails.signatures, p2.mSigningDetails.signatures); 5407 } 5408 } 5409 5410 @Override 5411 public int checkUidSignatures(int uid1, int uid2) { 5412 final int callingUid = Binder.getCallingUid(); 5413 final int callingUserId = UserHandle.getUserId(callingUid); 5414 final boolean isCallerInstantApp = getInstantAppPackageName(callingUid) != null; 5415 // Map to base uids. 5416 uid1 = UserHandle.getAppId(uid1); 5417 uid2 = UserHandle.getAppId(uid2); 5418 // reader 5419 synchronized (mPackages) { 5420 Signature[] s1; 5421 Signature[] s2; 5422 Object obj = mSettings.getUserIdLPr(uid1); 5423 if (obj != null) { 5424 if (obj instanceof SharedUserSetting) { 5425 if (isCallerInstantApp) { 5426 return PackageManager.SIGNATURE_UNKNOWN_PACKAGE; 5427 } 5428 s1 = ((SharedUserSetting)obj).signatures.mSigningDetails.signatures; 5429 } else if (obj instanceof PackageSetting) { 5430 final PackageSetting ps = (PackageSetting) obj; 5431 if (filterAppAccessLPr(ps, callingUid, callingUserId)) { 5432 return PackageManager.SIGNATURE_UNKNOWN_PACKAGE; 5433 } 5434 s1 = ps.signatures.mSigningDetails.signatures; 5435 } else { 5436 return PackageManager.SIGNATURE_UNKNOWN_PACKAGE; 5437 } 5438 } else { 5439 return PackageManager.SIGNATURE_UNKNOWN_PACKAGE; 5440 } 5441 obj = mSettings.getUserIdLPr(uid2); 5442 if (obj != null) { 5443 if (obj instanceof SharedUserSetting) { 5444 if (isCallerInstantApp) { 5445 return PackageManager.SIGNATURE_UNKNOWN_PACKAGE; 5446 } 5447 s2 = ((SharedUserSetting)obj).signatures.mSigningDetails.signatures; 5448 } else if (obj instanceof PackageSetting) { 5449 final PackageSetting ps = (PackageSetting) obj; 5450 if (filterAppAccessLPr(ps, callingUid, callingUserId)) { 5451 return PackageManager.SIGNATURE_UNKNOWN_PACKAGE; 5452 } 5453 s2 = ps.signatures.mSigningDetails.signatures; 5454 } else { 5455 return PackageManager.SIGNATURE_UNKNOWN_PACKAGE; 5456 } 5457 } else { 5458 return PackageManager.SIGNATURE_UNKNOWN_PACKAGE; 5459 } 5460 return compareSignatures(s1, s2); 5461 } 5462 } 5463 5464 @Override 5465 public boolean hasSigningCertificate( 5466 String packageName, byte[] certificate, @PackageManager.CertificateInputType int type) { 5467 5468 synchronized (mPackages) { 5469 final PackageParser.Package p = mPackages.get(packageName); 5470 if (p == null || p.mExtras == null) { 5471 return false; 5472 } 5473 final int callingUid = Binder.getCallingUid(); 5474 final int callingUserId = UserHandle.getUserId(callingUid); 5475 final PackageSetting ps = (PackageSetting) p.mExtras; 5476 if (filterAppAccessLPr(ps, callingUid, callingUserId)) { 5477 return false; 5478 } 5479 switch (type) { 5480 case CERT_INPUT_RAW_X509: 5481 return signingDetailsHasCertificate(certificate, p.mSigningDetails); 5482 case CERT_INPUT_SHA256: 5483 return signingDetailsHasSha256Certificate(certificate, p.mSigningDetails); 5484 default: 5485 return false; 5486 } 5487 } 5488 } 5489 5490 @Override 5491 public boolean hasUidSigningCertificate( 5492 int uid, byte[] certificate, @PackageManager.CertificateInputType int type) { 5493 final int callingUid = Binder.getCallingUid(); 5494 final int callingUserId = UserHandle.getUserId(callingUid); 5495 // Map to base uids. 5496 uid = UserHandle.getAppId(uid); 5497 // reader 5498 synchronized (mPackages) { 5499 final PackageParser.SigningDetails signingDetails; 5500 final Object obj = mSettings.getUserIdLPr(uid); 5501 if (obj != null) { 5502 if (obj instanceof SharedUserSetting) { 5503 final boolean isCallerInstantApp = getInstantAppPackageName(callingUid) != null; 5504 if (isCallerInstantApp) { 5505 return false; 5506 } 5507 signingDetails = ((SharedUserSetting)obj).signatures.mSigningDetails; 5508 } else if (obj instanceof PackageSetting) { 5509 final PackageSetting ps = (PackageSetting) obj; 5510 if (filterAppAccessLPr(ps, callingUid, callingUserId)) { 5511 return false; 5512 } 5513 signingDetails = ps.signatures.mSigningDetails; 5514 } else { 5515 return false; 5516 } 5517 } else { 5518 return false; 5519 } 5520 switch (type) { 5521 case CERT_INPUT_RAW_X509: 5522 return signingDetailsHasCertificate(certificate, signingDetails); 5523 case CERT_INPUT_SHA256: 5524 return signingDetailsHasSha256Certificate(certificate, signingDetails); 5525 default: 5526 return false; 5527 } 5528 } 5529 } 5530 5531 /** 5532 * This method should typically only be used when granting or revoking 5533 * permissions, since the app may immediately restart after this call. 5534 * <p> 5535 * If you're doing surgery on app code/data, use {@link PackageFreezer} to 5536 * guard your work against the app being relaunched. 5537 */ 5538 private void killUid(int appId, int userId, String reason) { 5539 final long identity = Binder.clearCallingIdentity(); 5540 try { 5541 IActivityManager am = ActivityManager.getService(); 5542 if (am != null) { 5543 try { 5544 am.killUid(appId, userId, reason); 5545 } catch (RemoteException e) { 5546 /* ignore - same process */ 5547 } 5548 } 5549 } finally { 5550 Binder.restoreCallingIdentity(identity); 5551 } 5552 } 5553 5554 /** 5555 * If the database version for this type of package (internal storage or 5556 * external storage) is less than the version where package signatures 5557 * were updated, return true. 5558 */ 5559 private boolean isCompatSignatureUpdateNeeded(PackageParser.Package scannedPkg) { 5560 final VersionInfo ver = getSettingsVersionForPackage(scannedPkg); 5561 return ver.databaseVersion < DatabaseVersion.SIGNATURE_END_ENTITY; 5562 } 5563 5564 private boolean isRecoverSignatureUpdateNeeded(PackageParser.Package scannedPkg) { 5565 final VersionInfo ver = getSettingsVersionForPackage(scannedPkg); 5566 return ver.databaseVersion < DatabaseVersion.SIGNATURE_MALFORMED_RECOVER; 5567 } 5568 5569 @Override 5570 public List<String> getAllPackages() { 5571 final int callingUid = Binder.getCallingUid(); 5572 final int callingUserId = UserHandle.getUserId(callingUid); 5573 synchronized (mPackages) { 5574 if (canViewInstantApps(callingUid, callingUserId)) { 5575 return new ArrayList<String>(mPackages.keySet()); 5576 } 5577 final String instantAppPkgName = getInstantAppPackageName(callingUid); 5578 final List<String> result = new ArrayList<>(); 5579 if (instantAppPkgName != null) { 5580 // caller is an instant application; filter unexposed applications 5581 for (PackageParser.Package pkg : mPackages.values()) { 5582 if (!pkg.visibleToInstantApps) { 5583 continue; 5584 } 5585 result.add(pkg.packageName); 5586 } 5587 } else { 5588 // caller is a normal application; filter instant applications 5589 for (PackageParser.Package pkg : mPackages.values()) { 5590 final PackageSetting ps = 5591 pkg.mExtras != null ? (PackageSetting) pkg.mExtras : null; 5592 if (ps != null 5593 && ps.getInstantApp(callingUserId) 5594 && !mInstantAppRegistry.isInstantAccessGranted( 5595 callingUserId, UserHandle.getAppId(callingUid), ps.appId)) { 5596 continue; 5597 } 5598 result.add(pkg.packageName); 5599 } 5600 } 5601 return result; 5602 } 5603 } 5604 5605 @Override 5606 public String[] getPackagesForUid(int uid) { 5607 final int callingUid = Binder.getCallingUid(); 5608 final boolean isCallerInstantApp = getInstantAppPackageName(callingUid) != null; 5609 final int userId = UserHandle.getUserId(uid); 5610 uid = UserHandle.getAppId(uid); 5611 // reader 5612 synchronized (mPackages) { 5613 Object obj = mSettings.getUserIdLPr(uid); 5614 if (obj instanceof SharedUserSetting) { 5615 if (isCallerInstantApp) { 5616 return null; 5617 } 5618 final SharedUserSetting sus = (SharedUserSetting) obj; 5619 final int N = sus.packages.size(); 5620 String[] res = new String[N]; 5621 final Iterator<PackageSetting> it = sus.packages.iterator(); 5622 int i = 0; 5623 while (it.hasNext()) { 5624 PackageSetting ps = it.next(); 5625 if (ps.getInstalled(userId)) { 5626 res[i++] = ps.name; 5627 } else { 5628 res = ArrayUtils.removeElement(String.class, res, res[i]); 5629 } 5630 } 5631 return res; 5632 } else if (obj instanceof PackageSetting) { 5633 final PackageSetting ps = (PackageSetting) obj; 5634 if (ps.getInstalled(userId) && !filterAppAccessLPr(ps, callingUid, userId)) { 5635 return new String[]{ps.name}; 5636 } 5637 } 5638 } 5639 return null; 5640 } 5641 5642 @Override 5643 public String getNameForUid(int uid) { 5644 final int callingUid = Binder.getCallingUid(); 5645 if (getInstantAppPackageName(callingUid) != null) { 5646 return null; 5647 } 5648 synchronized (mPackages) { 5649 Object obj = mSettings.getUserIdLPr(UserHandle.getAppId(uid)); 5650 if (obj instanceof SharedUserSetting) { 5651 final SharedUserSetting sus = (SharedUserSetting) obj; 5652 return sus.name + ":" + sus.userId; 5653 } else if (obj instanceof PackageSetting) { 5654 final PackageSetting ps = (PackageSetting) obj; 5655 if (filterAppAccessLPr(ps, callingUid, UserHandle.getUserId(callingUid))) { 5656 return null; 5657 } 5658 return ps.name; 5659 } 5660 return null; 5661 } 5662 } 5663 5664 @Override 5665 public String[] getNamesForUids(int[] uids) { 5666 if (uids == null || uids.length == 0) { 5667 return null; 5668 } 5669 final int callingUid = Binder.getCallingUid(); 5670 if (getInstantAppPackageName(callingUid) != null) { 5671 return null; 5672 } 5673 final String[] names = new String[uids.length]; 5674 synchronized (mPackages) { 5675 for (int i = uids.length - 1; i >= 0; i--) { 5676 final int uid = uids[i]; 5677 Object obj = mSettings.getUserIdLPr(UserHandle.getAppId(uid)); 5678 if (obj instanceof SharedUserSetting) { 5679 final SharedUserSetting sus = (SharedUserSetting) obj; 5680 names[i] = "shared:" + sus.name; 5681 } else if (obj instanceof PackageSetting) { 5682 final PackageSetting ps = (PackageSetting) obj; 5683 if (filterAppAccessLPr(ps, callingUid, UserHandle.getUserId(callingUid))) { 5684 names[i] = null; 5685 } else { 5686 names[i] = ps.name; 5687 } 5688 } else { 5689 names[i] = null; 5690 } 5691 } 5692 } 5693 return names; 5694 } 5695 5696 @Override 5697 public int getUidForSharedUser(String sharedUserName) { 5698 if (getInstantAppPackageName(Binder.getCallingUid()) != null) { 5699 return -1; 5700 } 5701 if (sharedUserName == null) { 5702 return -1; 5703 } 5704 // reader 5705 synchronized (mPackages) { 5706 SharedUserSetting suid; 5707 try { 5708 suid = mSettings.getSharedUserLPw(sharedUserName, 0, 0, false); 5709 if (suid != null) { 5710 return suid.userId; 5711 } 5712 } catch (PackageManagerException ignore) { 5713 // can't happen, but, still need to catch it 5714 } 5715 return -1; 5716 } 5717 } 5718 5719 @Override 5720 public int getFlagsForUid(int uid) { 5721 final int callingUid = Binder.getCallingUid(); 5722 if (getInstantAppPackageName(callingUid) != null) { 5723 return 0; 5724 } 5725 synchronized (mPackages) { 5726 Object obj = mSettings.getUserIdLPr(UserHandle.getAppId(uid)); 5727 if (obj instanceof SharedUserSetting) { 5728 final SharedUserSetting sus = (SharedUserSetting) obj; 5729 return sus.pkgFlags; 5730 } else if (obj instanceof PackageSetting) { 5731 final PackageSetting ps = (PackageSetting) obj; 5732 if (filterAppAccessLPr(ps, callingUid, UserHandle.getUserId(callingUid))) { 5733 return 0; 5734 } 5735 return ps.pkgFlags; 5736 } 5737 } 5738 return 0; 5739 } 5740 5741 @Override 5742 public int getPrivateFlagsForUid(int uid) { 5743 final int callingUid = Binder.getCallingUid(); 5744 if (getInstantAppPackageName(callingUid) != null) { 5745 return 0; 5746 } 5747 synchronized (mPackages) { 5748 Object obj = mSettings.getUserIdLPr(UserHandle.getAppId(uid)); 5749 if (obj instanceof SharedUserSetting) { 5750 final SharedUserSetting sus = (SharedUserSetting) obj; 5751 return sus.pkgPrivateFlags; 5752 } else if (obj instanceof PackageSetting) { 5753 final PackageSetting ps = (PackageSetting) obj; 5754 if (filterAppAccessLPr(ps, callingUid, UserHandle.getUserId(callingUid))) { 5755 return 0; 5756 } 5757 return ps.pkgPrivateFlags; 5758 } 5759 } 5760 return 0; 5761 } 5762 5763 @Override 5764 public boolean isUidPrivileged(int uid) { 5765 if (getInstantAppPackageName(Binder.getCallingUid()) != null) { 5766 return false; 5767 } 5768 uid = UserHandle.getAppId(uid); 5769 // reader 5770 synchronized (mPackages) { 5771 Object obj = mSettings.getUserIdLPr(uid); 5772 if (obj instanceof SharedUserSetting) { 5773 final SharedUserSetting sus = (SharedUserSetting) obj; 5774 final Iterator<PackageSetting> it = sus.packages.iterator(); 5775 while (it.hasNext()) { 5776 if (it.next().isPrivileged()) { 5777 return true; 5778 } 5779 } 5780 } else if (obj instanceof PackageSetting) { 5781 final PackageSetting ps = (PackageSetting) obj; 5782 return ps.isPrivileged(); 5783 } 5784 } 5785 return false; 5786 } 5787 5788 @Override 5789 public String[] getAppOpPermissionPackages(String permName) { 5790 return mPermissionManager.getAppOpPermissionPackages(permName); 5791 } 5792 5793 @Override 5794 public ResolveInfo resolveIntent(Intent intent, String resolvedType, 5795 int flags, int userId) { 5796 return resolveIntentInternal( 5797 intent, resolvedType, flags, userId, false /*resolveForStart*/); 5798 } 5799 5800 /** 5801 * Normally instant apps can only be resolved when they're visible to the caller. 5802 * However, if {@code resolveForStart} is {@code true}, all instant apps are visible 5803 * since we need to allow the system to start any installed application. 5804 */ 5805 private ResolveInfo resolveIntentInternal(Intent intent, String resolvedType, 5806 int flags, int userId, boolean resolveForStart) { 5807 try { 5808 Trace.traceBegin(TRACE_TAG_PACKAGE_MANAGER, "resolveIntent"); 5809 5810 if (!sUserManager.exists(userId)) return null; 5811 final int callingUid = Binder.getCallingUid(); 5812 flags = updateFlagsForResolve(flags, userId, intent, callingUid, resolveForStart); 5813 mPermissionManager.enforceCrossUserPermission(callingUid, userId, 5814 false /*requireFullPermission*/, false /*checkShell*/, "resolve intent"); 5815 5816 Trace.traceBegin(TRACE_TAG_PACKAGE_MANAGER, "queryIntentActivities"); 5817 final List<ResolveInfo> query = queryIntentActivitiesInternal(intent, resolvedType, 5818 flags, callingUid, userId, resolveForStart, true /*allowDynamicSplits*/); 5819 Trace.traceEnd(TRACE_TAG_PACKAGE_MANAGER); 5820 5821 final ResolveInfo bestChoice = 5822 chooseBestActivity(intent, resolvedType, flags, query, userId); 5823 return bestChoice; 5824 } finally { 5825 Trace.traceEnd(TRACE_TAG_PACKAGE_MANAGER); 5826 } 5827 } 5828 5829 @Override 5830 public ResolveInfo findPersistentPreferredActivity(Intent intent, int userId) { 5831 if (!UserHandle.isSameApp(Binder.getCallingUid(), Process.SYSTEM_UID)) { 5832 throw new SecurityException( 5833 "findPersistentPreferredActivity can only be run by the system"); 5834 } 5835 if (!sUserManager.exists(userId)) { 5836 return null; 5837 } 5838 final int callingUid = Binder.getCallingUid(); 5839 intent = updateIntentForResolve(intent); 5840 final String resolvedType = intent.resolveTypeIfNeeded(mContext.getContentResolver()); 5841 final int flags = updateFlagsForResolve( 5842 0, userId, intent, callingUid, false /*includeInstantApps*/); 5843 final List<ResolveInfo> query = queryIntentActivitiesInternal(intent, resolvedType, flags, 5844 userId); 5845 synchronized (mPackages) { 5846 return findPersistentPreferredActivityLP(intent, resolvedType, flags, query, false, 5847 userId); 5848 } 5849 } 5850 5851 @Override 5852 public void setLastChosenActivity(Intent intent, String resolvedType, int flags, 5853 IntentFilter filter, int match, ComponentName activity) { 5854 if (getInstantAppPackageName(Binder.getCallingUid()) != null) { 5855 return; 5856 } 5857 final int userId = UserHandle.getCallingUserId(); 5858 if (DEBUG_PREFERRED) { 5859 Log.v(TAG, "setLastChosenActivity intent=" + intent 5860 + " resolvedType=" + resolvedType 5861 + " flags=" + flags 5862 + " filter=" + filter 5863 + " match=" + match 5864 + " activity=" + activity); 5865 filter.dump(new PrintStreamPrinter(System.out), " "); 5866 } 5867 intent.setComponent(null); 5868 final List<ResolveInfo> query = queryIntentActivitiesInternal(intent, resolvedType, flags, 5869 userId); 5870 // Find any earlier preferred or last chosen entries and nuke them 5871 findPreferredActivity(intent, resolvedType, 5872 flags, query, 0, false, true, false, userId); 5873 // Add the new activity as the last chosen for this filter 5874 addPreferredActivityInternal(filter, match, null, activity, false, userId, 5875 "Setting last chosen"); 5876 } 5877 5878 @Override 5879 public ResolveInfo getLastChosenActivity(Intent intent, String resolvedType, int flags) { 5880 if (getInstantAppPackageName(Binder.getCallingUid()) != null) { 5881 return null; 5882 } 5883 final int userId = UserHandle.getCallingUserId(); 5884 if (DEBUG_PREFERRED) Log.v(TAG, "Querying last chosen activity for " + intent); 5885 final List<ResolveInfo> query = queryIntentActivitiesInternal(intent, resolvedType, flags, 5886 userId); 5887 return findPreferredActivity(intent, resolvedType, flags, query, 0, 5888 false, false, false, userId); 5889 } 5890 5891 /** 5892 * Returns whether or not instant apps have been disabled remotely. 5893 */ 5894 private boolean isEphemeralDisabled() { 5895 return mEphemeralAppsDisabled; 5896 } 5897 5898 private boolean isInstantAppAllowed( 5899 Intent intent, List<ResolveInfo> resolvedActivities, int userId, 5900 boolean skipPackageCheck) { 5901 if (mInstantAppResolverConnection == null) { 5902 return false; 5903 } 5904 if (mInstantAppInstallerActivity == null) { 5905 return false; 5906 } 5907 if (intent.getComponent() != null) { 5908 return false; 5909 } 5910 if ((intent.getFlags() & Intent.FLAG_IGNORE_EPHEMERAL) != 0) { 5911 return false; 5912 } 5913 if (!skipPackageCheck && intent.getPackage() != null) { 5914 return false; 5915 } 5916 final boolean isWebUri = hasWebURI(intent); 5917 if (!isWebUri || intent.getData().getHost() == null) { 5918 return false; 5919 } 5920 // Deny ephemeral apps if the user chose _ALWAYS or _ALWAYS_ASK for intent resolution. 5921 // Or if there's already an ephemeral app installed that handles the action 5922 synchronized (mPackages) { 5923 final int count = (resolvedActivities == null ? 0 : resolvedActivities.size()); 5924 for (int n = 0; n < count; n++) { 5925 final ResolveInfo info = resolvedActivities.get(n); 5926 final String packageName = info.activityInfo.packageName; 5927 final PackageSetting ps = mSettings.mPackages.get(packageName); 5928 if (ps != null) { 5929 // only check domain verification status if the app is not a browser 5930 if (!info.handleAllWebDataURI) { 5931 // Try to get the status from User settings first 5932 final long packedStatus = getDomainVerificationStatusLPr(ps, userId); 5933 final int status = (int) (packedStatus >> 32); 5934 if (status == INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_ALWAYS 5935 || status == INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_ALWAYS_ASK) { 5936 if (DEBUG_EPHEMERAL) { 5937 Slog.v(TAG, "DENY instant app;" 5938 + " pkg: " + packageName + ", status: " + status); 5939 } 5940 return false; 5941 } 5942 } 5943 if (ps.getInstantApp(userId)) { 5944 if (DEBUG_EPHEMERAL) { 5945 Slog.v(TAG, "DENY instant app installed;" 5946 + " pkg: " + packageName); 5947 } 5948 return false; 5949 } 5950 } 5951 } 5952 } 5953 // We've exhausted all ways to deny ephemeral application; let the system look for them. 5954 return true; 5955 } 5956 5957 private void requestInstantAppResolutionPhaseTwo(AuxiliaryResolveInfo responseObj, 5958 Intent origIntent, String resolvedType, String callingPackage, 5959 Bundle verificationBundle, int userId) { 5960 final Message msg = mHandler.obtainMessage(INSTANT_APP_RESOLUTION_PHASE_TWO, 5961 new InstantAppRequest(responseObj, origIntent, resolvedType, 5962 callingPackage, userId, verificationBundle, false /*resolveForStart*/)); 5963 mHandler.sendMessage(msg); 5964 } 5965 5966 private ResolveInfo chooseBestActivity(Intent intent, String resolvedType, 5967 int flags, List<ResolveInfo> query, int userId) { 5968 if (query != null) { 5969 final int N = query.size(); 5970 if (N == 1) { 5971 return query.get(0); 5972 } else if (N > 1) { 5973 final boolean debug = ((intent.getFlags() & Intent.FLAG_DEBUG_LOG_RESOLUTION) != 0); 5974 // If there is more than one activity with the same priority, 5975 // then let the user decide between them. 5976 ResolveInfo r0 = query.get(0); 5977 ResolveInfo r1 = query.get(1); 5978 if (DEBUG_INTENT_MATCHING || debug) { 5979 Slog.v(TAG, r0.activityInfo.name + "=" + r0.priority + " vs " 5980 + r1.activityInfo.name + "=" + r1.priority); 5981 } 5982 // If the first activity has a higher priority, or a different 5983 // default, then it is always desirable to pick it. 5984 if (r0.priority != r1.priority 5985 || r0.preferredOrder != r1.preferredOrder 5986 || r0.isDefault != r1.isDefault) { 5987 return query.get(0); 5988 } 5989 // If we have saved a preference for a preferred activity for 5990 // this Intent, use that. 5991 ResolveInfo ri = findPreferredActivity(intent, resolvedType, 5992 flags, query, r0.priority, true, false, debug, userId); 5993 if (ri != null) { 5994 return ri; 5995 } 5996 // If we have an ephemeral app, use it 5997 for (int i = 0; i < N; i++) { 5998 ri = query.get(i); 5999 if (ri.activityInfo.applicationInfo.isInstantApp()) { 6000 final String packageName = ri.activityInfo.packageName; 6001 final PackageSetting ps = mSettings.mPackages.get(packageName); 6002 final long packedStatus = getDomainVerificationStatusLPr(ps, userId); 6003 final int status = (int)(packedStatus >> 32); 6004 if (status != INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_ALWAYS_ASK) { 6005 return ri; 6006 } 6007 } 6008 } 6009 ri = new ResolveInfo(mResolveInfo); 6010 ri.activityInfo = new ActivityInfo(ri.activityInfo); 6011 ri.activityInfo.labelRes = ResolverActivity.getLabelRes(intent.getAction()); 6012 // If all of the options come from the same package, show the application's 6013 // label and icon instead of the generic resolver's. 6014 // Some calls like Intent.resolveActivityInfo query the ResolveInfo from here 6015 // and then throw away the ResolveInfo itself, meaning that the caller loses 6016 // the resolvePackageName. Therefore the activityInfo.labelRes above provides 6017 // a fallback for this case; we only set the target package's resources on 6018 // the ResolveInfo, not the ActivityInfo. 6019 final String intentPackage = intent.getPackage(); 6020 if (!TextUtils.isEmpty(intentPackage) && allHavePackage(query, intentPackage)) { 6021 final ApplicationInfo appi = query.get(0).activityInfo.applicationInfo; 6022 ri.resolvePackageName = intentPackage; 6023 if (userNeedsBadging(userId)) { 6024 ri.noResourceId = true; 6025 } else { 6026 ri.icon = appi.icon; 6027 } 6028 ri.iconResourceId = appi.icon; 6029 ri.labelRes = appi.labelRes; 6030 } 6031 ri.activityInfo.applicationInfo = new ApplicationInfo( 6032 ri.activityInfo.applicationInfo); 6033 if (userId != 0) { 6034 ri.activityInfo.applicationInfo.uid = UserHandle.getUid(userId, 6035 UserHandle.getAppId(ri.activityInfo.applicationInfo.uid)); 6036 } 6037 // Make sure that the resolver is displayable in car mode 6038 if (ri.activityInfo.metaData == null) ri.activityInfo.metaData = new Bundle(); 6039 ri.activityInfo.metaData.putBoolean(Intent.METADATA_DOCK_HOME, true); 6040 return ri; 6041 } 6042 } 6043 return null; 6044 } 6045 6046 /** 6047 * Return true if the given list is not empty and all of its contents have 6048 * an activityInfo with the given package name. 6049 */ 6050 private boolean allHavePackage(List<ResolveInfo> list, String packageName) { 6051 if (ArrayUtils.isEmpty(list)) { 6052 return false; 6053 } 6054 for (int i = 0, N = list.size(); i < N; i++) { 6055 final ResolveInfo ri = list.get(i); 6056 final ActivityInfo ai = ri != null ? ri.activityInfo : null; 6057 if (ai == null || !packageName.equals(ai.packageName)) { 6058 return false; 6059 } 6060 } 6061 return true; 6062 } 6063 6064 private ResolveInfo findPersistentPreferredActivityLP(Intent intent, String resolvedType, 6065 int flags, List<ResolveInfo> query, boolean debug, int userId) { 6066 final int N = query.size(); 6067 PersistentPreferredIntentResolver ppir = mSettings.mPersistentPreferredActivities 6068 .get(userId); 6069 // Get the list of persistent preferred activities that handle the intent 6070 if (DEBUG_PREFERRED || debug) Slog.v(TAG, "Looking for presistent preferred activities..."); 6071 List<PersistentPreferredActivity> pprefs = ppir != null 6072 ? ppir.queryIntent(intent, resolvedType, 6073 (flags & PackageManager.MATCH_DEFAULT_ONLY) != 0, 6074 userId) 6075 : null; 6076 if (pprefs != null && pprefs.size() > 0) { 6077 final int M = pprefs.size(); 6078 for (int i=0; i<M; i++) { 6079 final PersistentPreferredActivity ppa = pprefs.get(i); 6080 if (DEBUG_PREFERRED || debug) { 6081 Slog.v(TAG, "Checking PersistentPreferredActivity ds=" 6082 + (ppa.countDataSchemes() > 0 ? ppa.getDataScheme(0) : "<none>") 6083 + "\n component=" + ppa.mComponent); 6084 ppa.dump(new LogPrinter(Log.VERBOSE, TAG, Log.LOG_ID_SYSTEM), " "); 6085 } 6086 final ActivityInfo ai = getActivityInfo(ppa.mComponent, 6087 flags | MATCH_DISABLED_COMPONENTS, userId); 6088 if (DEBUG_PREFERRED || debug) { 6089 Slog.v(TAG, "Found persistent preferred activity:"); 6090 if (ai != null) { 6091 ai.dump(new LogPrinter(Log.VERBOSE, TAG, Log.LOG_ID_SYSTEM), " "); 6092 } else { 6093 Slog.v(TAG, " null"); 6094 } 6095 } 6096 if (ai == null) { 6097 // This previously registered persistent preferred activity 6098 // component is no longer known. Ignore it and do NOT remove it. 6099 continue; 6100 } 6101 for (int j=0; j<N; j++) { 6102 final ResolveInfo ri = query.get(j); 6103 if (!ri.activityInfo.applicationInfo.packageName 6104 .equals(ai.applicationInfo.packageName)) { 6105 continue; 6106 } 6107 if (!ri.activityInfo.name.equals(ai.name)) { 6108 continue; 6109 } 6110 // Found a persistent preference that can handle the intent. 6111 if (DEBUG_PREFERRED || debug) { 6112 Slog.v(TAG, "Returning persistent preferred activity: " + 6113 ri.activityInfo.packageName + "/" + ri.activityInfo.name); 6114 } 6115 return ri; 6116 } 6117 } 6118 } 6119 return null; 6120 } 6121 6122 // TODO: handle preferred activities missing while user has amnesia 6123 ResolveInfo findPreferredActivity(Intent intent, String resolvedType, int flags, 6124 List<ResolveInfo> query, int priority, boolean always, 6125 boolean removeMatches, boolean debug, int userId) { 6126 if (!sUserManager.exists(userId)) return null; 6127 final int callingUid = Binder.getCallingUid(); 6128 flags = updateFlagsForResolve( 6129 flags, userId, intent, callingUid, false /*includeInstantApps*/); 6130 intent = updateIntentForResolve(intent); 6131 // writer 6132 synchronized (mPackages) { 6133 // Try to find a matching persistent preferred activity. 6134 ResolveInfo pri = findPersistentPreferredActivityLP(intent, resolvedType, flags, query, 6135 debug, userId); 6136 6137 // If a persistent preferred activity matched, use it. 6138 if (pri != null) { 6139 return pri; 6140 } 6141 6142 PreferredIntentResolver pir = mSettings.mPreferredActivities.get(userId); 6143 // Get the list of preferred activities that handle the intent 6144 if (DEBUG_PREFERRED || debug) Slog.v(TAG, "Looking for preferred activities..."); 6145 List<PreferredActivity> prefs = pir != null 6146 ? pir.queryIntent(intent, resolvedType, 6147 (flags & PackageManager.MATCH_DEFAULT_ONLY) != 0, 6148 userId) 6149 : null; 6150 if (prefs != null && prefs.size() > 0) { 6151 boolean changed = false; 6152 try { 6153 // First figure out how good the original match set is. 6154 // We will only allow preferred activities that came 6155 // from the same match quality. 6156 int match = 0; 6157 6158 if (DEBUG_PREFERRED || debug) Slog.v(TAG, "Figuring out best match..."); 6159 6160 final int N = query.size(); 6161 for (int j=0; j<N; j++) { 6162 final ResolveInfo ri = query.get(j); 6163 if (DEBUG_PREFERRED || debug) Slog.v(TAG, "Match for " + ri.activityInfo 6164 + ": 0x" + Integer.toHexString(match)); 6165 if (ri.match > match) { 6166 match = ri.match; 6167 } 6168 } 6169 6170 if (DEBUG_PREFERRED || debug) Slog.v(TAG, "Best match: 0x" 6171 + Integer.toHexString(match)); 6172 6173 match &= IntentFilter.MATCH_CATEGORY_MASK; 6174 final int M = prefs.size(); 6175 for (int i=0; i<M; i++) { 6176 final PreferredActivity pa = prefs.get(i); 6177 if (DEBUG_PREFERRED || debug) { 6178 Slog.v(TAG, "Checking PreferredActivity ds=" 6179 + (pa.countDataSchemes() > 0 ? pa.getDataScheme(0) : "<none>") 6180 + "\n component=" + pa.mPref.mComponent); 6181 pa.dump(new LogPrinter(Log.VERBOSE, TAG, Log.LOG_ID_SYSTEM), " "); 6182 } 6183 if (pa.mPref.mMatch != match) { 6184 if (DEBUG_PREFERRED || debug) Slog.v(TAG, "Skipping bad match " 6185 + Integer.toHexString(pa.mPref.mMatch)); 6186 continue; 6187 } 6188 // If it's not an "always" type preferred activity and that's what we're 6189 // looking for, skip it. 6190 if (always && !pa.mPref.mAlways) { 6191 if (DEBUG_PREFERRED || debug) Slog.v(TAG, "Skipping mAlways=false entry"); 6192 continue; 6193 } 6194 final ActivityInfo ai = getActivityInfo( 6195 pa.mPref.mComponent, flags | MATCH_DISABLED_COMPONENTS 6196 | MATCH_DIRECT_BOOT_AWARE | MATCH_DIRECT_BOOT_UNAWARE, 6197 userId); 6198 if (DEBUG_PREFERRED || debug) { 6199 Slog.v(TAG, "Found preferred activity:"); 6200 if (ai != null) { 6201 ai.dump(new LogPrinter(Log.VERBOSE, TAG, Log.LOG_ID_SYSTEM), " "); 6202 } else { 6203 Slog.v(TAG, " null"); 6204 } 6205 } 6206 if (ai == null) { 6207 // This previously registered preferred activity 6208 // component is no longer known. Most likely an update 6209 // to the app was installed and in the new version this 6210 // component no longer exists. Clean it up by removing 6211 // it from the preferred activities list, and skip it. 6212 Slog.w(TAG, "Removing dangling preferred activity: " 6213 + pa.mPref.mComponent); 6214 pir.removeFilter(pa); 6215 changed = true; 6216 continue; 6217 } 6218 for (int j=0; j<N; j++) { 6219 final ResolveInfo ri = query.get(j); 6220 if (!ri.activityInfo.applicationInfo.packageName 6221 .equals(ai.applicationInfo.packageName)) { 6222 continue; 6223 } 6224 if (!ri.activityInfo.name.equals(ai.name)) { 6225 continue; 6226 } 6227 6228 if (removeMatches) { 6229 pir.removeFilter(pa); 6230 changed = true; 6231 if (DEBUG_PREFERRED) { 6232 Slog.v(TAG, "Removing match " + pa.mPref.mComponent); 6233 } 6234 break; 6235 } 6236 6237 // Okay we found a previously set preferred or last chosen app. 6238 // If the result set is different from when this 6239 // was created, and is not a subset of the preferred set, we need to 6240 // clear it and re-ask the user their preference, if we're looking for 6241 // an "always" type entry. 6242 if (always && !pa.mPref.sameSet(query)) { 6243 if (pa.mPref.isSuperset(query)) { 6244 // some components of the set are no longer present in 6245 // the query, but the preferred activity can still be reused 6246 if (DEBUG_PREFERRED) { 6247 Slog.i(TAG, "Result set changed, but PreferredActivity is" 6248 + " still valid as only non-preferred components" 6249 + " were removed for " + intent + " type " 6250 + resolvedType); 6251 } 6252 // remove obsolete components and re-add the up-to-date filter 6253 PreferredActivity freshPa = new PreferredActivity(pa, 6254 pa.mPref.mMatch, 6255 pa.mPref.discardObsoleteComponents(query), 6256 pa.mPref.mComponent, 6257 pa.mPref.mAlways); 6258 pir.removeFilter(pa); 6259 pir.addFilter(freshPa); 6260 changed = true; 6261 } else { 6262 Slog.i(TAG, 6263 "Result set changed, dropping preferred activity for " 6264 + intent + " type " + resolvedType); 6265 if (DEBUG_PREFERRED) { 6266 Slog.v(TAG, "Removing preferred activity since set changed " 6267 + pa.mPref.mComponent); 6268 } 6269 pir.removeFilter(pa); 6270 // Re-add the filter as a "last chosen" entry (!always) 6271 PreferredActivity lastChosen = new PreferredActivity( 6272 pa, pa.mPref.mMatch, null, pa.mPref.mComponent, false); 6273 pir.addFilter(lastChosen); 6274 changed = true; 6275 return null; 6276 } 6277 } 6278 6279 // Yay! Either the set matched or we're looking for the last chosen 6280 if (DEBUG_PREFERRED || debug) Slog.v(TAG, "Returning preferred activity: " 6281 + ri.activityInfo.packageName + "/" + ri.activityInfo.name); 6282 return ri; 6283 } 6284 } 6285 } finally { 6286 if (changed) { 6287 if (DEBUG_PREFERRED) { 6288 Slog.v(TAG, "Preferred activity bookkeeping changed; writing restrictions"); 6289 } 6290 scheduleWritePackageRestrictionsLocked(userId); 6291 } 6292 } 6293 } 6294 } 6295 if (DEBUG_PREFERRED || debug) Slog.v(TAG, "No preferred activity to return"); 6296 return null; 6297 } 6298 6299 /* 6300 * Returns if intent can be forwarded from the sourceUserId to the targetUserId 6301 */ 6302 @Override 6303 public boolean canForwardTo(Intent intent, String resolvedType, int sourceUserId, 6304 int targetUserId) { 6305 mContext.enforceCallingOrSelfPermission( 6306 android.Manifest.permission.INTERACT_ACROSS_USERS_FULL, null); 6307 List<CrossProfileIntentFilter> matches = 6308 getMatchingCrossProfileIntentFilters(intent, resolvedType, sourceUserId); 6309 if (matches != null) { 6310 int size = matches.size(); 6311 for (int i = 0; i < size; i++) { 6312 if (matches.get(i).getTargetUserId() == targetUserId) return true; 6313 } 6314 } 6315 if (hasWebURI(intent)) { 6316 // cross-profile app linking works only towards the parent. 6317 final int callingUid = Binder.getCallingUid(); 6318 final UserInfo parent = getProfileParent(sourceUserId); 6319 synchronized(mPackages) { 6320 int flags = updateFlagsForResolve(0, parent.id, intent, callingUid, 6321 false /*includeInstantApps*/); 6322 CrossProfileDomainInfo xpDomainInfo = getCrossProfileDomainPreferredLpr( 6323 intent, resolvedType, flags, sourceUserId, parent.id); 6324 return xpDomainInfo != null; 6325 } 6326 } 6327 return false; 6328 } 6329 6330 private UserInfo getProfileParent(int userId) { 6331 final long identity = Binder.clearCallingIdentity(); 6332 try { 6333 return sUserManager.getProfileParent(userId); 6334 } finally { 6335 Binder.restoreCallingIdentity(identity); 6336 } 6337 } 6338 6339 private List<CrossProfileIntentFilter> getMatchingCrossProfileIntentFilters(Intent intent, 6340 String resolvedType, int userId) { 6341 CrossProfileIntentResolver resolver = mSettings.mCrossProfileIntentResolvers.get(userId); 6342 if (resolver != null) { 6343 return resolver.queryIntent(intent, resolvedType, false /*defaultOnly*/, userId); 6344 } 6345 return null; 6346 } 6347 6348 @Override 6349 public @NonNull ParceledListSlice<ResolveInfo> queryIntentActivities(Intent intent, 6350 String resolvedType, int flags, int userId) { 6351 try { 6352 Trace.traceBegin(TRACE_TAG_PACKAGE_MANAGER, "queryIntentActivities"); 6353 6354 return new ParceledListSlice<>( 6355 queryIntentActivitiesInternal(intent, resolvedType, flags, userId)); 6356 } finally { 6357 Trace.traceEnd(TRACE_TAG_PACKAGE_MANAGER); 6358 } 6359 } 6360 6361 /** 6362 * Returns the package name of the calling Uid if it's an instant app. If it isn't 6363 * instant, returns {@code null}. 6364 */ 6365 private String getInstantAppPackageName(int callingUid) { 6366 synchronized (mPackages) { 6367 // If the caller is an isolated app use the owner's uid for the lookup. 6368 if (Process.isIsolated(callingUid)) { 6369 callingUid = mIsolatedOwners.get(callingUid); 6370 } 6371 final int appId = UserHandle.getAppId(callingUid); 6372 final Object obj = mSettings.getUserIdLPr(appId); 6373 if (obj instanceof PackageSetting) { 6374 final PackageSetting ps = (PackageSetting) obj; 6375 final boolean isInstantApp = ps.getInstantApp(UserHandle.getUserId(callingUid)); 6376 return isInstantApp ? ps.pkg.packageName : null; 6377 } 6378 } 6379 return null; 6380 } 6381 6382 private @NonNull List<ResolveInfo> queryIntentActivitiesInternal(Intent intent, 6383 String resolvedType, int flags, int userId) { 6384 return queryIntentActivitiesInternal( 6385 intent, resolvedType, flags, Binder.getCallingUid(), userId, 6386 false /*resolveForStart*/, true /*allowDynamicSplits*/); 6387 } 6388 6389 private @NonNull List<ResolveInfo> queryIntentActivitiesInternal(Intent intent, 6390 String resolvedType, int flags, int filterCallingUid, int userId, 6391 boolean resolveForStart, boolean allowDynamicSplits) { 6392 if (!sUserManager.exists(userId)) return Collections.emptyList(); 6393 final String instantAppPkgName = getInstantAppPackageName(filterCallingUid); 6394 mPermissionManager.enforceCrossUserPermission(Binder.getCallingUid(), userId, 6395 false /* requireFullPermission */, false /* checkShell */, 6396 "query intent activities"); 6397 final String pkgName = intent.getPackage(); 6398 ComponentName comp = intent.getComponent(); 6399 if (comp == null) { 6400 if (intent.getSelector() != null) { 6401 intent = intent.getSelector(); 6402 comp = intent.getComponent(); 6403 } 6404 } 6405 6406 flags = updateFlagsForResolve(flags, userId, intent, filterCallingUid, resolveForStart, 6407 comp != null || pkgName != null /*onlyExposedExplicitly*/); 6408 if (comp != null) { 6409 final List<ResolveInfo> list = new ArrayList<ResolveInfo>(1); 6410 final ActivityInfo ai = getActivityInfo(comp, flags, userId); 6411 if (ai != null) { 6412 // When specifying an explicit component, we prevent the activity from being 6413 // used when either 1) the calling package is normal and the activity is within 6414 // an ephemeral application or 2) the calling package is ephemeral and the 6415 // activity is not visible to ephemeral applications. 6416 final boolean matchInstantApp = 6417 (flags & PackageManager.MATCH_INSTANT) != 0; 6418 final boolean matchVisibleToInstantAppOnly = 6419 (flags & PackageManager.MATCH_VISIBLE_TO_INSTANT_APP_ONLY) != 0; 6420 final boolean matchExplicitlyVisibleOnly = 6421 (flags & PackageManager.MATCH_EXPLICITLY_VISIBLE_ONLY) != 0; 6422 final boolean isCallerInstantApp = 6423 instantAppPkgName != null; 6424 final boolean isTargetSameInstantApp = 6425 comp.getPackageName().equals(instantAppPkgName); 6426 final boolean isTargetInstantApp = 6427 (ai.applicationInfo.privateFlags 6428 & ApplicationInfo.PRIVATE_FLAG_INSTANT) != 0; 6429 final boolean isTargetVisibleToInstantApp = 6430 (ai.flags & ActivityInfo.FLAG_VISIBLE_TO_INSTANT_APP) != 0; 6431 final boolean isTargetExplicitlyVisibleToInstantApp = 6432 isTargetVisibleToInstantApp 6433 && (ai.flags & ActivityInfo.FLAG_IMPLICITLY_VISIBLE_TO_INSTANT_APP) == 0; 6434 final boolean isTargetHiddenFromInstantApp = 6435 !isTargetVisibleToInstantApp 6436 || (matchExplicitlyVisibleOnly && !isTargetExplicitlyVisibleToInstantApp); 6437 final boolean blockResolution = 6438 !isTargetSameInstantApp 6439 && ((!matchInstantApp && !isCallerInstantApp && isTargetInstantApp) 6440 || (matchVisibleToInstantAppOnly && isCallerInstantApp 6441 && isTargetHiddenFromInstantApp)); 6442 if (!blockResolution) { 6443 final ResolveInfo ri = new ResolveInfo(); 6444 ri.activityInfo = ai; 6445 list.add(ri); 6446 } 6447 } 6448 return applyPostResolutionFilter( 6449 list, instantAppPkgName, allowDynamicSplits, filterCallingUid, userId); 6450 } 6451 6452 // reader 6453 boolean sortResult = false; 6454 boolean addEphemeral = false; 6455 List<ResolveInfo> result; 6456 final boolean ephemeralDisabled = isEphemeralDisabled(); 6457 synchronized (mPackages) { 6458 if (pkgName == null) { 6459 List<CrossProfileIntentFilter> matchingFilters = 6460 getMatchingCrossProfileIntentFilters(intent, resolvedType, userId); 6461 // Check for results that need to skip the current profile. 6462 ResolveInfo xpResolveInfo = querySkipCurrentProfileIntents(matchingFilters, intent, 6463 resolvedType, flags, userId); 6464 if (xpResolveInfo != null) { 6465 List<ResolveInfo> xpResult = new ArrayList<ResolveInfo>(1); 6466 xpResult.add(xpResolveInfo); 6467 return applyPostResolutionFilter( 6468 filterIfNotSystemUser(xpResult, userId), instantAppPkgName, 6469 allowDynamicSplits, filterCallingUid, userId); 6470 } 6471 6472 // Check for results in the current profile. 6473 result = filterIfNotSystemUser(mActivities.queryIntent( 6474 intent, resolvedType, flags, userId), userId); 6475 addEphemeral = !ephemeralDisabled 6476 && isInstantAppAllowed(intent, result, userId, false /*skipPackageCheck*/); 6477 // Check for cross profile results. 6478 boolean hasNonNegativePriorityResult = hasNonNegativePriority(result); 6479 xpResolveInfo = queryCrossProfileIntents( 6480 matchingFilters, intent, resolvedType, flags, userId, 6481 hasNonNegativePriorityResult); 6482 if (xpResolveInfo != null && isUserEnabled(xpResolveInfo.targetUserId)) { 6483 boolean isVisibleToUser = filterIfNotSystemUser( 6484 Collections.singletonList(xpResolveInfo), userId).size() > 0; 6485 if (isVisibleToUser) { 6486 result.add(xpResolveInfo); 6487 sortResult = true; 6488 } 6489 } 6490 if (hasWebURI(intent)) { 6491 CrossProfileDomainInfo xpDomainInfo = null; 6492 final UserInfo parent = getProfileParent(userId); 6493 if (parent != null) { 6494 xpDomainInfo = getCrossProfileDomainPreferredLpr(intent, resolvedType, 6495 flags, userId, parent.id); 6496 } 6497 if (xpDomainInfo != null) { 6498 if (xpResolveInfo != null) { 6499 // If we didn't remove it, the cross-profile ResolveInfo would be twice 6500 // in the result. 6501 result.remove(xpResolveInfo); 6502 } 6503 if (result.size() == 0 && !addEphemeral) { 6504 // No result in current profile, but found candidate in parent user. 6505 // And we are not going to add emphemeral app, so we can return the 6506 // result straight away. 6507 result.add(xpDomainInfo.resolveInfo); 6508 return applyPostResolutionFilter(result, instantAppPkgName, 6509 allowDynamicSplits, filterCallingUid, userId); 6510 } 6511 } else if (result.size() <= 1 && !addEphemeral) { 6512 // No result in parent user and <= 1 result in current profile, and we 6513 // are not going to add emphemeral app, so we can return the result without 6514 // further processing. 6515 return applyPostResolutionFilter(result, instantAppPkgName, 6516 allowDynamicSplits, filterCallingUid, userId); 6517 } 6518 // We have more than one candidate (combining results from current and parent 6519 // profile), so we need filtering and sorting. 6520 result = filterCandidatesWithDomainPreferredActivitiesLPr( 6521 intent, flags, result, xpDomainInfo, userId); 6522 sortResult = true; 6523 } 6524 } else { 6525 final PackageParser.Package pkg = mPackages.get(pkgName); 6526 result = null; 6527 if (pkg != null) { 6528 result = filterIfNotSystemUser( 6529 mActivities.queryIntentForPackage( 6530 intent, resolvedType, flags, pkg.activities, userId), 6531 userId); 6532 } 6533 if (result == null || result.size() == 0) { 6534 // the caller wants to resolve for a particular package; however, there 6535 // were no installed results, so, try to find an ephemeral result 6536 addEphemeral = !ephemeralDisabled 6537 && isInstantAppAllowed( 6538 intent, null /*result*/, userId, true /*skipPackageCheck*/); 6539 if (result == null) { 6540 result = new ArrayList<>(); 6541 } 6542 } 6543 } 6544 } 6545 if (addEphemeral) { 6546 result = maybeAddInstantAppInstaller( 6547 result, intent, resolvedType, flags, userId, resolveForStart); 6548 } 6549 if (sortResult) { 6550 Collections.sort(result, mResolvePrioritySorter); 6551 } 6552 return applyPostResolutionFilter( 6553 result, instantAppPkgName, allowDynamicSplits, filterCallingUid, userId); 6554 } 6555 6556 private List<ResolveInfo> maybeAddInstantAppInstaller(List<ResolveInfo> result, Intent intent, 6557 String resolvedType, int flags, int userId, boolean resolveForStart) { 6558 // first, check to see if we've got an instant app already installed 6559 final boolean alreadyResolvedLocally = (flags & PackageManager.MATCH_INSTANT) != 0; 6560 ResolveInfo localInstantApp = null; 6561 boolean blockResolution = false; 6562 if (!alreadyResolvedLocally) { 6563 final List<ResolveInfo> instantApps = mActivities.queryIntent(intent, resolvedType, 6564 flags 6565 | PackageManager.GET_RESOLVED_FILTER 6566 | PackageManager.MATCH_INSTANT 6567 | PackageManager.MATCH_VISIBLE_TO_INSTANT_APP_ONLY, 6568 userId); 6569 for (int i = instantApps.size() - 1; i >= 0; --i) { 6570 final ResolveInfo info = instantApps.get(i); 6571 final String packageName = info.activityInfo.packageName; 6572 final PackageSetting ps = mSettings.mPackages.get(packageName); 6573 if (ps.getInstantApp(userId)) { 6574 final long packedStatus = getDomainVerificationStatusLPr(ps, userId); 6575 final int status = (int)(packedStatus >> 32); 6576 final int linkGeneration = (int)(packedStatus & 0xFFFFFFFF); 6577 if (status == INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_NEVER) { 6578 // there's a local instant application installed, but, the user has 6579 // chosen to never use it; skip resolution and don't acknowledge 6580 // an instant application is even available 6581 if (DEBUG_EPHEMERAL) { 6582 Slog.v(TAG, "Instant app marked to never run; pkg: " + packageName); 6583 } 6584 blockResolution = true; 6585 break; 6586 } else { 6587 // we have a locally installed instant application; skip resolution 6588 // but acknowledge there's an instant application available 6589 if (DEBUG_EPHEMERAL) { 6590 Slog.v(TAG, "Found installed instant app; pkg: " + packageName); 6591 } 6592 localInstantApp = info; 6593 break; 6594 } 6595 } 6596 } 6597 } 6598 // no app installed, let's see if one's available 6599 AuxiliaryResolveInfo auxiliaryResponse = null; 6600 if (!blockResolution) { 6601 if (localInstantApp == null) { 6602 // we don't have an instant app locally, resolve externally 6603 Trace.traceBegin(TRACE_TAG_PACKAGE_MANAGER, "resolveEphemeral"); 6604 final InstantAppRequest requestObject = new InstantAppRequest( 6605 null /*responseObj*/, intent /*origIntent*/, resolvedType, 6606 null /*callingPackage*/, userId, null /*verificationBundle*/, 6607 resolveForStart); 6608 auxiliaryResponse = 6609 InstantAppResolver.doInstantAppResolutionPhaseOne( 6610 mContext, mInstantAppResolverConnection, requestObject); 6611 Trace.traceEnd(TRACE_TAG_PACKAGE_MANAGER); 6612 } else { 6613 // we have an instant application locally, but, we can't admit that since 6614 // callers shouldn't be able to determine prior browsing. create a dummy 6615 // auxiliary response so the downstream code behaves as if there's an 6616 // instant application available externally. when it comes time to start 6617 // the instant application, we'll do the right thing. 6618 final ApplicationInfo ai = localInstantApp.activityInfo.applicationInfo; 6619 auxiliaryResponse = new AuxiliaryResolveInfo( 6620 ai.packageName, null /*splitName*/, null /*failureActivity*/, 6621 ai.versionCode, null /*failureIntent*/); 6622 } 6623 } 6624 if (auxiliaryResponse != null) { 6625 if (DEBUG_EPHEMERAL) { 6626 Slog.v(TAG, "Adding ephemeral installer to the ResolveInfo list"); 6627 } 6628 final ResolveInfo ephemeralInstaller = new ResolveInfo(mInstantAppInstallerInfo); 6629 final PackageSetting ps = 6630 mSettings.mPackages.get(mInstantAppInstallerActivity.packageName); 6631 if (ps != null) { 6632 ephemeralInstaller.activityInfo = PackageParser.generateActivityInfo( 6633 mInstantAppInstallerActivity, 0, ps.readUserState(userId), userId); 6634 ephemeralInstaller.activityInfo.launchToken = auxiliaryResponse.token; 6635 ephemeralInstaller.auxiliaryInfo = auxiliaryResponse; 6636 // make sure this resolver is the default 6637 ephemeralInstaller.isDefault = true; 6638 ephemeralInstaller.match = IntentFilter.MATCH_CATEGORY_SCHEME_SPECIFIC_PART 6639 | IntentFilter.MATCH_ADJUSTMENT_NORMAL; 6640 // add a non-generic filter 6641 ephemeralInstaller.filter = new IntentFilter(intent.getAction()); 6642 ephemeralInstaller.filter.addDataPath( 6643 intent.getData().getPath(), PatternMatcher.PATTERN_LITERAL); 6644 ephemeralInstaller.isInstantAppAvailable = true; 6645 result.add(ephemeralInstaller); 6646 } 6647 } 6648 return result; 6649 } 6650 6651 private static class CrossProfileDomainInfo { 6652 /* ResolveInfo for IntentForwarderActivity to send the intent to the other profile */ 6653 ResolveInfo resolveInfo; 6654 /* Best domain verification status of the activities found in the other profile */ 6655 int bestDomainVerificationStatus; 6656 } 6657 6658 private CrossProfileDomainInfo getCrossProfileDomainPreferredLpr(Intent intent, 6659 String resolvedType, int flags, int sourceUserId, int parentUserId) { 6660 if (!sUserManager.hasUserRestriction(UserManager.ALLOW_PARENT_PROFILE_APP_LINKING, 6661 sourceUserId)) { 6662 return null; 6663 } 6664 List<ResolveInfo> resultTargetUser = mActivities.queryIntent(intent, 6665 resolvedType, flags, parentUserId); 6666 6667 if (resultTargetUser == null || resultTargetUser.isEmpty()) { 6668 return null; 6669 } 6670 CrossProfileDomainInfo result = null; 6671 int size = resultTargetUser.size(); 6672 for (int i = 0; i < size; i++) { 6673 ResolveInfo riTargetUser = resultTargetUser.get(i); 6674 // Intent filter verification is only for filters that specify a host. So don't return 6675 // those that handle all web uris. 6676 if (riTargetUser.handleAllWebDataURI) { 6677 continue; 6678 } 6679 String packageName = riTargetUser.activityInfo.packageName; 6680 PackageSetting ps = mSettings.mPackages.get(packageName); 6681 if (ps == null) { 6682 continue; 6683 } 6684 long verificationState = getDomainVerificationStatusLPr(ps, parentUserId); 6685 int status = (int)(verificationState >> 32); 6686 if (result == null) { 6687 result = new CrossProfileDomainInfo(); 6688 result.resolveInfo = createForwardingResolveInfoUnchecked(new IntentFilter(), 6689 sourceUserId, parentUserId); 6690 result.bestDomainVerificationStatus = status; 6691 } else { 6692 result.bestDomainVerificationStatus = bestDomainVerificationStatus(status, 6693 result.bestDomainVerificationStatus); 6694 } 6695 } 6696 // Don't consider matches with status NEVER across profiles. 6697 if (result != null && result.bestDomainVerificationStatus 6698 == INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_NEVER) { 6699 return null; 6700 } 6701 return result; 6702 } 6703 6704 /** 6705 * Verification statuses are ordered from the worse to the best, except for 6706 * INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_NEVER, which is the worse. 6707 */ 6708 private int bestDomainVerificationStatus(int status1, int status2) { 6709 if (status1 == INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_NEVER) { 6710 return status2; 6711 } 6712 if (status2 == INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_NEVER) { 6713 return status1; 6714 } 6715 return (int) MathUtils.max(status1, status2); 6716 } 6717 6718 private boolean isUserEnabled(int userId) { 6719 long callingId = Binder.clearCallingIdentity(); 6720 try { 6721 UserInfo userInfo = sUserManager.getUserInfo(userId); 6722 return userInfo != null && userInfo.isEnabled(); 6723 } finally { 6724 Binder.restoreCallingIdentity(callingId); 6725 } 6726 } 6727 6728 /** 6729 * Filter out activities with systemUserOnly flag set, when current user is not System. 6730 * 6731 * @return filtered list 6732 */ 6733 private List<ResolveInfo> filterIfNotSystemUser(List<ResolveInfo> resolveInfos, int userId) { 6734 if (userId == UserHandle.USER_SYSTEM) { 6735 return resolveInfos; 6736 } 6737 for (int i = resolveInfos.size() - 1; i >= 0; i--) { 6738 ResolveInfo info = resolveInfos.get(i); 6739 if ((info.activityInfo.flags & ActivityInfo.FLAG_SYSTEM_USER_ONLY) != 0) { 6740 resolveInfos.remove(i); 6741 } 6742 } 6743 return resolveInfos; 6744 } 6745 6746 /** 6747 * Filters out ephemeral activities. 6748 * <p>When resolving for an ephemeral app, only activities that 1) are defined in the 6749 * ephemeral app or 2) marked with {@code visibleToEphemeral} are returned. 6750 * 6751 * @param resolveInfos The pre-filtered list of resolved activities 6752 * @param ephemeralPkgName The ephemeral package name. If {@code null}, no filtering 6753 * is performed. 6754 * @return A filtered list of resolved activities. 6755 */ 6756 private List<ResolveInfo> applyPostResolutionFilter(List<ResolveInfo> resolveInfos, 6757 String ephemeralPkgName, boolean allowDynamicSplits, int filterCallingUid, int userId) { 6758 for (int i = resolveInfos.size() - 1; i >= 0; i--) { 6759 final ResolveInfo info = resolveInfos.get(i); 6760 // allow activities that are defined in the provided package 6761 if (allowDynamicSplits 6762 && info.activityInfo.splitName != null 6763 && !ArrayUtils.contains(info.activityInfo.applicationInfo.splitNames, 6764 info.activityInfo.splitName)) { 6765 if (mInstantAppInstallerInfo == null) { 6766 if (DEBUG_INSTALL) { 6767 Slog.v(TAG, "No installer - not adding it to the ResolveInfo list"); 6768 } 6769 resolveInfos.remove(i); 6770 continue; 6771 } 6772 // requested activity is defined in a split that hasn't been installed yet. 6773 // add the installer to the resolve list 6774 if (DEBUG_INSTALL) { 6775 Slog.v(TAG, "Adding installer to the ResolveInfo list"); 6776 } 6777 final ResolveInfo installerInfo = new ResolveInfo(mInstantAppInstallerInfo); 6778 final ComponentName installFailureActivity = findInstallFailureActivity( 6779 info.activityInfo.packageName, filterCallingUid, userId); 6780 installerInfo.auxiliaryInfo = new AuxiliaryResolveInfo( 6781 info.activityInfo.packageName, info.activityInfo.splitName, 6782 installFailureActivity, 6783 info.activityInfo.applicationInfo.versionCode, 6784 null /*failureIntent*/); 6785 installerInfo.match = IntentFilter.MATCH_CATEGORY_SCHEME_SPECIFIC_PART 6786 | IntentFilter.MATCH_ADJUSTMENT_NORMAL; 6787 // add a non-generic filter 6788 installerInfo.filter = new IntentFilter(); 6789 6790 // This resolve info may appear in the chooser UI, so let us make it 6791 // look as the one it replaces as far as the user is concerned which 6792 // requires loading the correct label and icon for the resolve info. 6793 installerInfo.resolvePackageName = info.getComponentInfo().packageName; 6794 installerInfo.labelRes = info.resolveLabelResId(); 6795 installerInfo.icon = info.resolveIconResId(); 6796 6797 // propagate priority/preferred order/default 6798 installerInfo.priority = info.priority; 6799 installerInfo.preferredOrder = info.preferredOrder; 6800 installerInfo.isDefault = info.isDefault; 6801 resolveInfos.set(i, installerInfo); 6802 continue; 6803 } 6804 // caller is a full app, don't need to apply any other filtering 6805 if (ephemeralPkgName == null) { 6806 continue; 6807 } else if (ephemeralPkgName.equals(info.activityInfo.packageName)) { 6808 // caller is same app; don't need to apply any other filtering 6809 continue; 6810 } 6811 // allow activities that have been explicitly exposed to ephemeral apps 6812 final boolean isEphemeralApp = info.activityInfo.applicationInfo.isInstantApp(); 6813 if (!isEphemeralApp 6814 && ((info.activityInfo.flags & ActivityInfo.FLAG_VISIBLE_TO_INSTANT_APP) != 0)) { 6815 continue; 6816 } 6817 resolveInfos.remove(i); 6818 } 6819 return resolveInfos; 6820 } 6821 6822 /** 6823 * Returns the activity component that can handle install failures. 6824 * <p>By default, the instant application installer handles failures. However, an 6825 * application may want to handle failures on its own. Applications do this by 6826 * creating an activity with an intent filter that handles the action 6827 * {@link Intent#ACTION_INSTALL_FAILURE}. 6828 */ 6829 private @Nullable ComponentName findInstallFailureActivity( 6830 String packageName, int filterCallingUid, int userId) { 6831 final Intent failureActivityIntent = new Intent(Intent.ACTION_INSTALL_FAILURE); 6832 failureActivityIntent.setPackage(packageName); 6833 // IMPORTANT: disallow dynamic splits to avoid an infinite loop 6834 final List<ResolveInfo> result = queryIntentActivitiesInternal( 6835 failureActivityIntent, null /*resolvedType*/, 0 /*flags*/, filterCallingUid, userId, 6836 false /*resolveForStart*/, false /*allowDynamicSplits*/); 6837 final int NR = result.size(); 6838 if (NR > 0) { 6839 for (int i = 0; i < NR; i++) { 6840 final ResolveInfo info = result.get(i); 6841 if (info.activityInfo.splitName != null) { 6842 continue; 6843 } 6844 return new ComponentName(packageName, info.activityInfo.name); 6845 } 6846 } 6847 return null; 6848 } 6849 6850 /** 6851 * @param resolveInfos list of resolve infos in descending priority order 6852 * @return if the list contains a resolve info with non-negative priority 6853 */ 6854 private boolean hasNonNegativePriority(List<ResolveInfo> resolveInfos) { 6855 return resolveInfos.size() > 0 && resolveInfos.get(0).priority >= 0; 6856 } 6857 6858 private static boolean hasWebURI(Intent intent) { 6859 if (intent.getData() == null) { 6860 return false; 6861 } 6862 final String scheme = intent.getScheme(); 6863 if (TextUtils.isEmpty(scheme)) { 6864 return false; 6865 } 6866 return scheme.equals(IntentFilter.SCHEME_HTTP) || scheme.equals(IntentFilter.SCHEME_HTTPS); 6867 } 6868 6869 private List<ResolveInfo> filterCandidatesWithDomainPreferredActivitiesLPr(Intent intent, 6870 int matchFlags, List<ResolveInfo> candidates, CrossProfileDomainInfo xpDomainInfo, 6871 int userId) { 6872 final boolean debug = (intent.getFlags() & Intent.FLAG_DEBUG_LOG_RESOLUTION) != 0; 6873 6874 if (DEBUG_PREFERRED || DEBUG_DOMAIN_VERIFICATION) { 6875 Slog.v(TAG, "Filtering results with preferred activities. Candidates count: " + 6876 candidates.size()); 6877 } 6878 6879 ArrayList<ResolveInfo> result = new ArrayList<ResolveInfo>(); 6880 ArrayList<ResolveInfo> alwaysList = new ArrayList<ResolveInfo>(); 6881 ArrayList<ResolveInfo> undefinedList = new ArrayList<ResolveInfo>(); 6882 ArrayList<ResolveInfo> alwaysAskList = new ArrayList<ResolveInfo>(); 6883 ArrayList<ResolveInfo> neverList = new ArrayList<ResolveInfo>(); 6884 ArrayList<ResolveInfo> matchAllList = new ArrayList<ResolveInfo>(); 6885 6886 synchronized (mPackages) { 6887 final int count = candidates.size(); 6888 // First, try to use linked apps. Partition the candidates into four lists: 6889 // one for the final results, one for the "do not use ever", one for "undefined status" 6890 // and finally one for "browser app type". 6891 for (int n=0; n<count; n++) { 6892 ResolveInfo info = candidates.get(n); 6893 String packageName = info.activityInfo.packageName; 6894 PackageSetting ps = mSettings.mPackages.get(packageName); 6895 if (ps != null) { 6896 // Add to the special match all list (Browser use case) 6897 if (info.handleAllWebDataURI) { 6898 matchAllList.add(info); 6899 continue; 6900 } 6901 // Try to get the status from User settings first 6902 long packedStatus = getDomainVerificationStatusLPr(ps, userId); 6903 int status = (int)(packedStatus >> 32); 6904 int linkGeneration = (int)(packedStatus & 0xFFFFFFFF); 6905 if (status == INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_ALWAYS) { 6906 if (DEBUG_DOMAIN_VERIFICATION || debug) { 6907 Slog.i(TAG, " + always: " + info.activityInfo.packageName 6908 + " : linkgen=" + linkGeneration); 6909 } 6910 // Use link-enabled generation as preferredOrder, i.e. 6911 // prefer newly-enabled over earlier-enabled. 6912 info.preferredOrder = linkGeneration; 6913 alwaysList.add(info); 6914 } else if (status == INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_NEVER) { 6915 if (DEBUG_DOMAIN_VERIFICATION || debug) { 6916 Slog.i(TAG, " + never: " + info.activityInfo.packageName); 6917 } 6918 neverList.add(info); 6919 } else if (status == INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_ALWAYS_ASK) { 6920 if (DEBUG_DOMAIN_VERIFICATION || debug) { 6921 Slog.i(TAG, " + always-ask: " + info.activityInfo.packageName); 6922 } 6923 alwaysAskList.add(info); 6924 } else if (status == INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_UNDEFINED || 6925 status == INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_ASK) { 6926 if (DEBUG_DOMAIN_VERIFICATION || debug) { 6927 Slog.i(TAG, " + ask: " + info.activityInfo.packageName); 6928 } 6929 undefinedList.add(info); 6930 } 6931 } 6932 } 6933 6934 // We'll want to include browser possibilities in a few cases 6935 boolean includeBrowser = false; 6936 6937 // First try to add the "always" resolution(s) for the current user, if any 6938 if (alwaysList.size() > 0) { 6939 result.addAll(alwaysList); 6940 } else { 6941 // Add all undefined apps as we want them to appear in the disambiguation dialog. 6942 result.addAll(undefinedList); 6943 // Maybe add one for the other profile. 6944 if (xpDomainInfo != null && ( 6945 xpDomainInfo.bestDomainVerificationStatus 6946 != INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_NEVER)) { 6947 result.add(xpDomainInfo.resolveInfo); 6948 } 6949 includeBrowser = true; 6950 } 6951 6952 // The presence of any 'always ask' alternatives means we'll also offer browsers. 6953 // If there were 'always' entries their preferred order has been set, so we also 6954 // back that off to make the alternatives equivalent 6955 if (alwaysAskList.size() > 0) { 6956 for (ResolveInfo i : result) { 6957 i.preferredOrder = 0; 6958 } 6959 result.addAll(alwaysAskList); 6960 includeBrowser = true; 6961 } 6962 6963 if (includeBrowser) { 6964 // Also add browsers (all of them or only the default one) 6965 if (DEBUG_DOMAIN_VERIFICATION) { 6966 Slog.v(TAG, " ...including browsers in candidate set"); 6967 } 6968 if ((matchFlags & MATCH_ALL) != 0) { 6969 result.addAll(matchAllList); 6970 } else { 6971 // Browser/generic handling case. If there's a default browser, go straight 6972 // to that (but only if there is no other higher-priority match). 6973 final String defaultBrowserPackageName = getDefaultBrowserPackageName(userId); 6974 int maxMatchPrio = 0; 6975 ResolveInfo defaultBrowserMatch = null; 6976 final int numCandidates = matchAllList.size(); 6977 for (int n = 0; n < numCandidates; n++) { 6978 ResolveInfo info = matchAllList.get(n); 6979 // track the highest overall match priority... 6980 if (info.priority > maxMatchPrio) { 6981 maxMatchPrio = info.priority; 6982 } 6983 // ...and the highest-priority default browser match 6984 if (info.activityInfo.packageName.equals(defaultBrowserPackageName)) { 6985 if (defaultBrowserMatch == null 6986 || (defaultBrowserMatch.priority < info.priority)) { 6987 if (debug) { 6988 Slog.v(TAG, "Considering default browser match " + info); 6989 } 6990 defaultBrowserMatch = info; 6991 } 6992 } 6993 } 6994 if (defaultBrowserMatch != null 6995 && defaultBrowserMatch.priority >= maxMatchPrio 6996 && !TextUtils.isEmpty(defaultBrowserPackageName)) 6997 { 6998 if (debug) { 6999 Slog.v(TAG, "Default browser match " + defaultBrowserMatch); 7000 } 7001 result.add(defaultBrowserMatch); 7002 } else { 7003 result.addAll(matchAllList); 7004 } 7005 } 7006 7007 // If there is nothing selected, add all candidates and remove the ones that the user 7008 // has explicitly put into the INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_NEVER state 7009 if (result.size() == 0) { 7010 result.addAll(candidates); 7011 result.removeAll(neverList); 7012 } 7013 } 7014 } 7015 if (DEBUG_PREFERRED || DEBUG_DOMAIN_VERIFICATION) { 7016 Slog.v(TAG, "Filtered results with preferred activities. New candidates count: " + 7017 result.size()); 7018 for (ResolveInfo info : result) { 7019 Slog.v(TAG, " + " + info.activityInfo); 7020 } 7021 } 7022 return result; 7023 } 7024 7025 // Returns a packed value as a long: 7026 // 7027 // high 'int'-sized word: link status: undefined/ask/never/always. 7028 // low 'int'-sized word: relative priority among 'always' results. 7029 private long getDomainVerificationStatusLPr(PackageSetting ps, int userId) { 7030 long result = ps.getDomainVerificationStatusForUser(userId); 7031 // if none available, get the master status 7032 if (result >> 32 == INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_UNDEFINED) { 7033 if (ps.getIntentFilterVerificationInfo() != null) { 7034 result = ((long)ps.getIntentFilterVerificationInfo().getStatus()) << 32; 7035 } 7036 } 7037 return result; 7038 } 7039 7040 private ResolveInfo querySkipCurrentProfileIntents( 7041 List<CrossProfileIntentFilter> matchingFilters, Intent intent, String resolvedType, 7042 int flags, int sourceUserId) { 7043 if (matchingFilters != null) { 7044 int size = matchingFilters.size(); 7045 for (int i = 0; i < size; i ++) { 7046 CrossProfileIntentFilter filter = matchingFilters.get(i); 7047 if ((filter.getFlags() & PackageManager.SKIP_CURRENT_PROFILE) != 0) { 7048 // Checking if there are activities in the target user that can handle the 7049 // intent. 7050 ResolveInfo resolveInfo = createForwardingResolveInfo(filter, intent, 7051 resolvedType, flags, sourceUserId); 7052 if (resolveInfo != null) { 7053 return resolveInfo; 7054 } 7055 } 7056 } 7057 } 7058 return null; 7059 } 7060 7061 // Return matching ResolveInfo in target user if any. 7062 private ResolveInfo queryCrossProfileIntents( 7063 List<CrossProfileIntentFilter> matchingFilters, Intent intent, String resolvedType, 7064 int flags, int sourceUserId, boolean matchInCurrentProfile) { 7065 if (matchingFilters != null) { 7066 // Two {@link CrossProfileIntentFilter}s can have the same targetUserId and 7067 // match the same intent. For performance reasons, it is better not to 7068 // run queryIntent twice for the same userId 7069 SparseBooleanArray alreadyTriedUserIds = new SparseBooleanArray(); 7070 int size = matchingFilters.size(); 7071 for (int i = 0; i < size; i++) { 7072 CrossProfileIntentFilter filter = matchingFilters.get(i); 7073 int targetUserId = filter.getTargetUserId(); 7074 boolean skipCurrentProfile = 7075 (filter.getFlags() & PackageManager.SKIP_CURRENT_PROFILE) != 0; 7076 boolean skipCurrentProfileIfNoMatchFound = 7077 (filter.getFlags() & PackageManager.ONLY_IF_NO_MATCH_FOUND) != 0; 7078 if (!skipCurrentProfile && !alreadyTriedUserIds.get(targetUserId) 7079 && (!skipCurrentProfileIfNoMatchFound || !matchInCurrentProfile)) { 7080 // Checking if there are activities in the target user that can handle the 7081 // intent. 7082 ResolveInfo resolveInfo = createForwardingResolveInfo(filter, intent, 7083 resolvedType, flags, sourceUserId); 7084 if (resolveInfo != null) return resolveInfo; 7085 alreadyTriedUserIds.put(targetUserId, true); 7086 } 7087 } 7088 } 7089 return null; 7090 } 7091 7092 /** 7093 * If the filter's target user can handle the intent and is enabled: returns a ResolveInfo that 7094 * will forward the intent to the filter's target user. 7095 * Otherwise, returns null. 7096 */ 7097 private ResolveInfo createForwardingResolveInfo(CrossProfileIntentFilter filter, Intent intent, 7098 String resolvedType, int flags, int sourceUserId) { 7099 int targetUserId = filter.getTargetUserId(); 7100 List<ResolveInfo> resultTargetUser = mActivities.queryIntent(intent, 7101 resolvedType, flags, targetUserId); 7102 if (resultTargetUser != null && isUserEnabled(targetUserId)) { 7103 // If all the matches in the target profile are suspended, return null. 7104 for (int i = resultTargetUser.size() - 1; i >= 0; i--) { 7105 if ((resultTargetUser.get(i).activityInfo.applicationInfo.flags 7106 & ApplicationInfo.FLAG_SUSPENDED) == 0) { 7107 return createForwardingResolveInfoUnchecked(filter, sourceUserId, 7108 targetUserId); 7109 } 7110 } 7111 } 7112 return null; 7113 } 7114 7115 private ResolveInfo createForwardingResolveInfoUnchecked(IntentFilter filter, 7116 int sourceUserId, int targetUserId) { 7117 ResolveInfo forwardingResolveInfo = new ResolveInfo(); 7118 long ident = Binder.clearCallingIdentity(); 7119 boolean targetIsProfile; 7120 try { 7121 targetIsProfile = sUserManager.getUserInfo(targetUserId).isManagedProfile(); 7122 } finally { 7123 Binder.restoreCallingIdentity(ident); 7124 } 7125 String className; 7126 if (targetIsProfile) { 7127 className = FORWARD_INTENT_TO_MANAGED_PROFILE; 7128 } else { 7129 className = FORWARD_INTENT_TO_PARENT; 7130 } 7131 ComponentName forwardingActivityComponentName = new ComponentName( 7132 mAndroidApplication.packageName, className); 7133 ActivityInfo forwardingActivityInfo = getActivityInfo(forwardingActivityComponentName, 0, 7134 sourceUserId); 7135 if (!targetIsProfile) { 7136 forwardingActivityInfo.showUserIcon = targetUserId; 7137 forwardingResolveInfo.noResourceId = true; 7138 } 7139 forwardingResolveInfo.activityInfo = forwardingActivityInfo; 7140 forwardingResolveInfo.priority = 0; 7141 forwardingResolveInfo.preferredOrder = 0; 7142 forwardingResolveInfo.match = 0; 7143 forwardingResolveInfo.isDefault = true; 7144 forwardingResolveInfo.filter = filter; 7145 forwardingResolveInfo.targetUserId = targetUserId; 7146 return forwardingResolveInfo; 7147 } 7148 7149 @Override 7150 public @NonNull ParceledListSlice<ResolveInfo> queryIntentActivityOptions(ComponentName caller, 7151 Intent[] specifics, String[] specificTypes, Intent intent, 7152 String resolvedType, int flags, int userId) { 7153 return new ParceledListSlice<>(queryIntentActivityOptionsInternal(caller, specifics, 7154 specificTypes, intent, resolvedType, flags, userId)); 7155 } 7156 7157 private @NonNull List<ResolveInfo> queryIntentActivityOptionsInternal(ComponentName caller, 7158 Intent[] specifics, String[] specificTypes, Intent intent, 7159 String resolvedType, int flags, int userId) { 7160 if (!sUserManager.exists(userId)) return Collections.emptyList(); 7161 final int callingUid = Binder.getCallingUid(); 7162 flags = updateFlagsForResolve(flags, userId, intent, callingUid, 7163 false /*includeInstantApps*/); 7164 mPermissionManager.enforceCrossUserPermission(callingUid, userId, 7165 false /*requireFullPermission*/, false /*checkShell*/, 7166 "query intent activity options"); 7167 final String resultsAction = intent.getAction(); 7168 7169 final List<ResolveInfo> results = queryIntentActivitiesInternal(intent, resolvedType, flags 7170 | PackageManager.GET_RESOLVED_FILTER, userId); 7171 7172 if (DEBUG_INTENT_MATCHING) { 7173 Log.v(TAG, "Query " + intent + ": " + results); 7174 } 7175 7176 int specificsPos = 0; 7177 int N; 7178 7179 // todo: note that the algorithm used here is O(N^2). This 7180 // isn't a problem in our current environment, but if we start running 7181 // into situations where we have more than 5 or 10 matches then this 7182 // should probably be changed to something smarter... 7183 7184 // First we go through and resolve each of the specific items 7185 // that were supplied, taking care of removing any corresponding 7186 // duplicate items in the generic resolve list. 7187 if (specifics != null) { 7188 for (int i=0; i<specifics.length; i++) { 7189 final Intent sintent = specifics[i]; 7190 if (sintent == null) { 7191 continue; 7192 } 7193 7194 if (DEBUG_INTENT_MATCHING) { 7195 Log.v(TAG, "Specific #" + i + ": " + sintent); 7196 } 7197 7198 String action = sintent.getAction(); 7199 if (resultsAction != null && resultsAction.equals(action)) { 7200 // If this action was explicitly requested, then don't 7201 // remove things that have it. 7202 action = null; 7203 } 7204 7205 ResolveInfo ri = null; 7206 ActivityInfo ai = null; 7207 7208 ComponentName comp = sintent.getComponent(); 7209 if (comp == null) { 7210 ri = resolveIntent( 7211 sintent, 7212 specificTypes != null ? specificTypes[i] : null, 7213 flags, userId); 7214 if (ri == null) { 7215 continue; 7216 } 7217 if (ri == mResolveInfo) { 7218 // ACK! Must do something better with this. 7219 } 7220 ai = ri.activityInfo; 7221 comp = new ComponentName(ai.applicationInfo.packageName, 7222 ai.name); 7223 } else { 7224 ai = getActivityInfo(comp, flags, userId); 7225 if (ai == null) { 7226 continue; 7227 } 7228 } 7229 7230 // Look for any generic query activities that are duplicates 7231 // of this specific one, and remove them from the results. 7232 if (DEBUG_INTENT_MATCHING) Log.v(TAG, "Specific #" + i + ": " + ai); 7233 N = results.size(); 7234 int j; 7235 for (j=specificsPos; j<N; j++) { 7236 ResolveInfo sri = results.get(j); 7237 if ((sri.activityInfo.name.equals(comp.getClassName()) 7238 && sri.activityInfo.applicationInfo.packageName.equals( 7239 comp.getPackageName())) 7240 || (action != null && sri.filter.matchAction(action))) { 7241 results.remove(j); 7242 if (DEBUG_INTENT_MATCHING) Log.v( 7243 TAG, "Removing duplicate item from " + j 7244 + " due to specific " + specificsPos); 7245 if (ri == null) { 7246 ri = sri; 7247 } 7248 j--; 7249 N--; 7250 } 7251 } 7252 7253 // Add this specific item to its proper place. 7254 if (ri == null) { 7255 ri = new ResolveInfo(); 7256 ri.activityInfo = ai; 7257 } 7258 results.add(specificsPos, ri); 7259 ri.specificIndex = i; 7260 specificsPos++; 7261 } 7262 } 7263 7264 // Now we go through the remaining generic results and remove any 7265 // duplicate actions that are found here. 7266 N = results.size(); 7267 for (int i=specificsPos; i<N-1; i++) { 7268 final ResolveInfo rii = results.get(i); 7269 if (rii.filter == null) { 7270 continue; 7271 } 7272 7273 // Iterate over all of the actions of this result's intent 7274 // filter... typically this should be just one. 7275 final Iterator<String> it = rii.filter.actionsIterator(); 7276 if (it == null) { 7277 continue; 7278 } 7279 while (it.hasNext()) { 7280 final String action = it.next(); 7281 if (resultsAction != null && resultsAction.equals(action)) { 7282 // If this action was explicitly requested, then don't 7283 // remove things that have it. 7284 continue; 7285 } 7286 for (int j=i+1; j<N; j++) { 7287 final ResolveInfo rij = results.get(j); 7288 if (rij.filter != null && rij.filter.hasAction(action)) { 7289 results.remove(j); 7290 if (DEBUG_INTENT_MATCHING) Log.v( 7291 TAG, "Removing duplicate item from " + j 7292 + " due to action " + action + " at " + i); 7293 j--; 7294 N--; 7295 } 7296 } 7297 } 7298 7299 // If the caller didn't request filter information, drop it now 7300 // so we don't have to marshall/unmarshall it. 7301 if ((flags&PackageManager.GET_RESOLVED_FILTER) == 0) { 7302 rii.filter = null; 7303 } 7304 } 7305 7306 // Filter out the caller activity if so requested. 7307 if (caller != null) { 7308 N = results.size(); 7309 for (int i=0; i<N; i++) { 7310 ActivityInfo ainfo = results.get(i).activityInfo; 7311 if (caller.getPackageName().equals(ainfo.applicationInfo.packageName) 7312 && caller.getClassName().equals(ainfo.name)) { 7313 results.remove(i); 7314 break; 7315 } 7316 } 7317 } 7318 7319 // If the caller didn't request filter information, 7320 // drop them now so we don't have to 7321 // marshall/unmarshall it. 7322 if ((flags&PackageManager.GET_RESOLVED_FILTER) == 0) { 7323 N = results.size(); 7324 for (int i=0; i<N; i++) { 7325 results.get(i).filter = null; 7326 } 7327 } 7328 7329 if (DEBUG_INTENT_MATCHING) Log.v(TAG, "Result: " + results); 7330 return results; 7331 } 7332 7333 @Override 7334 public @NonNull ParceledListSlice<ResolveInfo> queryIntentReceivers(Intent intent, 7335 String resolvedType, int flags, int userId) { 7336 return new ParceledListSlice<>( 7337 queryIntentReceiversInternal(intent, resolvedType, flags, userId, 7338 false /*allowDynamicSplits*/)); 7339 } 7340 7341 private @NonNull List<ResolveInfo> queryIntentReceiversInternal(Intent intent, 7342 String resolvedType, int flags, int userId, boolean allowDynamicSplits) { 7343 if (!sUserManager.exists(userId)) return Collections.emptyList(); 7344 final int callingUid = Binder.getCallingUid(); 7345 mPermissionManager.enforceCrossUserPermission(callingUid, userId, 7346 false /*requireFullPermission*/, false /*checkShell*/, 7347 "query intent receivers"); 7348 final String instantAppPkgName = getInstantAppPackageName(callingUid); 7349 flags = updateFlagsForResolve(flags, userId, intent, callingUid, 7350 false /*includeInstantApps*/); 7351 ComponentName comp = intent.getComponent(); 7352 if (comp == null) { 7353 if (intent.getSelector() != null) { 7354 intent = intent.getSelector(); 7355 comp = intent.getComponent(); 7356 } 7357 } 7358 if (comp != null) { 7359 final List<ResolveInfo> list = new ArrayList<ResolveInfo>(1); 7360 final ActivityInfo ai = getReceiverInfo(comp, flags, userId); 7361 if (ai != null) { 7362 // When specifying an explicit component, we prevent the activity from being 7363 // used when either 1) the calling package is normal and the activity is within 7364 // an instant application or 2) the calling package is ephemeral and the 7365 // activity is not visible to instant applications. 7366 final boolean matchInstantApp = 7367 (flags & PackageManager.MATCH_INSTANT) != 0; 7368 final boolean matchVisibleToInstantAppOnly = 7369 (flags & PackageManager.MATCH_VISIBLE_TO_INSTANT_APP_ONLY) != 0; 7370 final boolean matchExplicitlyVisibleOnly = 7371 (flags & PackageManager.MATCH_EXPLICITLY_VISIBLE_ONLY) != 0; 7372 final boolean isCallerInstantApp = 7373 instantAppPkgName != null; 7374 final boolean isTargetSameInstantApp = 7375 comp.getPackageName().equals(instantAppPkgName); 7376 final boolean isTargetInstantApp = 7377 (ai.applicationInfo.privateFlags 7378 & ApplicationInfo.PRIVATE_FLAG_INSTANT) != 0; 7379 final boolean isTargetVisibleToInstantApp = 7380 (ai.flags & ActivityInfo.FLAG_VISIBLE_TO_INSTANT_APP) != 0; 7381 final boolean isTargetExplicitlyVisibleToInstantApp = 7382 isTargetVisibleToInstantApp 7383 && (ai.flags & ActivityInfo.FLAG_IMPLICITLY_VISIBLE_TO_INSTANT_APP) == 0; 7384 final boolean isTargetHiddenFromInstantApp = 7385 !isTargetVisibleToInstantApp 7386 || (matchExplicitlyVisibleOnly && !isTargetExplicitlyVisibleToInstantApp); 7387 final boolean blockResolution = 7388 !isTargetSameInstantApp 7389 && ((!matchInstantApp && !isCallerInstantApp && isTargetInstantApp) 7390 || (matchVisibleToInstantAppOnly && isCallerInstantApp 7391 && isTargetHiddenFromInstantApp)); 7392 if (!blockResolution) { 7393 ResolveInfo ri = new ResolveInfo(); 7394 ri.activityInfo = ai; 7395 list.add(ri); 7396 } 7397 } 7398 return applyPostResolutionFilter( 7399 list, instantAppPkgName, allowDynamicSplits, callingUid, userId); 7400 } 7401 7402 // reader 7403 synchronized (mPackages) { 7404 String pkgName = intent.getPackage(); 7405 if (pkgName == null) { 7406 final List<ResolveInfo> result = 7407 mReceivers.queryIntent(intent, resolvedType, flags, userId); 7408 return applyPostResolutionFilter( 7409 result, instantAppPkgName, allowDynamicSplits, callingUid, userId); 7410 } 7411 final PackageParser.Package pkg = mPackages.get(pkgName); 7412 if (pkg != null) { 7413 final List<ResolveInfo> result = mReceivers.queryIntentForPackage( 7414 intent, resolvedType, flags, pkg.receivers, userId); 7415 return applyPostResolutionFilter( 7416 result, instantAppPkgName, allowDynamicSplits, callingUid, userId); 7417 } 7418 return Collections.emptyList(); 7419 } 7420 } 7421 7422 @Override 7423 public ResolveInfo resolveService(Intent intent, String resolvedType, int flags, int userId) { 7424 final int callingUid = Binder.getCallingUid(); 7425 return resolveServiceInternal(intent, resolvedType, flags, userId, callingUid); 7426 } 7427 7428 private ResolveInfo resolveServiceInternal(Intent intent, String resolvedType, int flags, 7429 int userId, int callingUid) { 7430 if (!sUserManager.exists(userId)) return null; 7431 flags = updateFlagsForResolve( 7432 flags, userId, intent, callingUid, false /*includeInstantApps*/); 7433 List<ResolveInfo> query = queryIntentServicesInternal( 7434 intent, resolvedType, flags, userId, callingUid, false /*includeInstantApps*/); 7435 if (query != null) { 7436 if (query.size() >= 1) { 7437 // If there is more than one service with the same priority, 7438 // just arbitrarily pick the first one. 7439 return query.get(0); 7440 } 7441 } 7442 return null; 7443 } 7444 7445 @Override 7446 public @NonNull ParceledListSlice<ResolveInfo> queryIntentServices(Intent intent, 7447 String resolvedType, int flags, int userId) { 7448 final int callingUid = Binder.getCallingUid(); 7449 return new ParceledListSlice<>(queryIntentServicesInternal( 7450 intent, resolvedType, flags, userId, callingUid, false /*includeInstantApps*/)); 7451 } 7452 7453 private @NonNull List<ResolveInfo> queryIntentServicesInternal(Intent intent, 7454 String resolvedType, int flags, int userId, int callingUid, 7455 boolean includeInstantApps) { 7456 if (!sUserManager.exists(userId)) return Collections.emptyList(); 7457 mPermissionManager.enforceCrossUserPermission(callingUid, userId, 7458 false /*requireFullPermission*/, false /*checkShell*/, 7459 "query intent receivers"); 7460 final String instantAppPkgName = getInstantAppPackageName(callingUid); 7461 flags = updateFlagsForResolve(flags, userId, intent, callingUid, includeInstantApps); 7462 ComponentName comp = intent.getComponent(); 7463 if (comp == null) { 7464 if (intent.getSelector() != null) { 7465 intent = intent.getSelector(); 7466 comp = intent.getComponent(); 7467 } 7468 } 7469 if (comp != null) { 7470 final List<ResolveInfo> list = new ArrayList<ResolveInfo>(1); 7471 final ServiceInfo si = getServiceInfo(comp, flags, userId); 7472 if (si != null) { 7473 // When specifying an explicit component, we prevent the service from being 7474 // used when either 1) the service is in an instant application and the 7475 // caller is not the same instant application or 2) the calling package is 7476 // ephemeral and the activity is not visible to ephemeral applications. 7477 final boolean matchInstantApp = 7478 (flags & PackageManager.MATCH_INSTANT) != 0; 7479 final boolean matchVisibleToInstantAppOnly = 7480 (flags & PackageManager.MATCH_VISIBLE_TO_INSTANT_APP_ONLY) != 0; 7481 final boolean isCallerInstantApp = 7482 instantAppPkgName != null; 7483 final boolean isTargetSameInstantApp = 7484 comp.getPackageName().equals(instantAppPkgName); 7485 final boolean isTargetInstantApp = 7486 (si.applicationInfo.privateFlags 7487 & ApplicationInfo.PRIVATE_FLAG_INSTANT) != 0; 7488 final boolean isTargetHiddenFromInstantApp = 7489 (si.flags & ServiceInfo.FLAG_VISIBLE_TO_INSTANT_APP) == 0; 7490 final boolean blockResolution = 7491 !isTargetSameInstantApp 7492 && ((!matchInstantApp && !isCallerInstantApp && isTargetInstantApp) 7493 || (matchVisibleToInstantAppOnly && isCallerInstantApp 7494 && isTargetHiddenFromInstantApp)); 7495 if (!blockResolution) { 7496 final ResolveInfo ri = new ResolveInfo(); 7497 ri.serviceInfo = si; 7498 list.add(ri); 7499 } 7500 } 7501 return list; 7502 } 7503 7504 // reader 7505 synchronized (mPackages) { 7506 String pkgName = intent.getPackage(); 7507 if (pkgName == null) { 7508 return applyPostServiceResolutionFilter( 7509 mServices.queryIntent(intent, resolvedType, flags, userId), 7510 instantAppPkgName); 7511 } 7512 final PackageParser.Package pkg = mPackages.get(pkgName); 7513 if (pkg != null) { 7514 return applyPostServiceResolutionFilter( 7515 mServices.queryIntentForPackage(intent, resolvedType, flags, pkg.services, 7516 userId), 7517 instantAppPkgName); 7518 } 7519 return Collections.emptyList(); 7520 } 7521 } 7522 7523 private List<ResolveInfo> applyPostServiceResolutionFilter(List<ResolveInfo> resolveInfos, 7524 String instantAppPkgName) { 7525 if (instantAppPkgName == null) { 7526 return resolveInfos; 7527 } 7528 for (int i = resolveInfos.size() - 1; i >= 0; i--) { 7529 final ResolveInfo info = resolveInfos.get(i); 7530 final boolean isEphemeralApp = info.serviceInfo.applicationInfo.isInstantApp(); 7531 // allow services that are defined in the provided package 7532 if (isEphemeralApp && instantAppPkgName.equals(info.serviceInfo.packageName)) { 7533 if (info.serviceInfo.splitName != null 7534 && !ArrayUtils.contains(info.serviceInfo.applicationInfo.splitNames, 7535 info.serviceInfo.splitName)) { 7536 // requested service is defined in a split that hasn't been installed yet. 7537 // add the installer to the resolve list 7538 if (DEBUG_EPHEMERAL) { 7539 Slog.v(TAG, "Adding ephemeral installer to the ResolveInfo list"); 7540 } 7541 final ResolveInfo installerInfo = new ResolveInfo(mInstantAppInstallerInfo); 7542 installerInfo.auxiliaryInfo = new AuxiliaryResolveInfo( 7543 info.serviceInfo.packageName, info.serviceInfo.splitName, 7544 null /*failureActivity*/, info.serviceInfo.applicationInfo.versionCode, 7545 null /*failureIntent*/); 7546 // make sure this resolver is the default 7547 installerInfo.isDefault = true; 7548 installerInfo.match = IntentFilter.MATCH_CATEGORY_SCHEME_SPECIFIC_PART 7549 | IntentFilter.MATCH_ADJUSTMENT_NORMAL; 7550 // add a non-generic filter 7551 installerInfo.filter = new IntentFilter(); 7552 // load resources from the correct package 7553 installerInfo.resolvePackageName = info.getComponentInfo().packageName; 7554 resolveInfos.set(i, installerInfo); 7555 } 7556 continue; 7557 } 7558 // allow services that have been explicitly exposed to ephemeral apps 7559 if (!isEphemeralApp 7560 && ((info.serviceInfo.flags & ServiceInfo.FLAG_VISIBLE_TO_INSTANT_APP) != 0)) { 7561 continue; 7562 } 7563 resolveInfos.remove(i); 7564 } 7565 return resolveInfos; 7566 } 7567 7568 @Override 7569 public @NonNull ParceledListSlice<ResolveInfo> queryIntentContentProviders(Intent intent, 7570 String resolvedType, int flags, int userId) { 7571 return new ParceledListSlice<>( 7572 queryIntentContentProvidersInternal(intent, resolvedType, flags, userId)); 7573 } 7574 7575 private @NonNull List<ResolveInfo> queryIntentContentProvidersInternal( 7576 Intent intent, String resolvedType, int flags, int userId) { 7577 if (!sUserManager.exists(userId)) return Collections.emptyList(); 7578 final int callingUid = Binder.getCallingUid(); 7579 final String instantAppPkgName = getInstantAppPackageName(callingUid); 7580 flags = updateFlagsForResolve(flags, userId, intent, callingUid, 7581 false /*includeInstantApps*/); 7582 ComponentName comp = intent.getComponent(); 7583 if (comp == null) { 7584 if (intent.getSelector() != null) { 7585 intent = intent.getSelector(); 7586 comp = intent.getComponent(); 7587 } 7588 } 7589 if (comp != null) { 7590 final List<ResolveInfo> list = new ArrayList<ResolveInfo>(1); 7591 final ProviderInfo pi = getProviderInfo(comp, flags, userId); 7592 if (pi != null) { 7593 // When specifying an explicit component, we prevent the provider from being 7594 // used when either 1) the provider is in an instant application and the 7595 // caller is not the same instant application or 2) the calling package is an 7596 // instant application and the provider is not visible to instant applications. 7597 final boolean matchInstantApp = 7598 (flags & PackageManager.MATCH_INSTANT) != 0; 7599 final boolean matchVisibleToInstantAppOnly = 7600 (flags & PackageManager.MATCH_VISIBLE_TO_INSTANT_APP_ONLY) != 0; 7601 final boolean isCallerInstantApp = 7602 instantAppPkgName != null; 7603 final boolean isTargetSameInstantApp = 7604 comp.getPackageName().equals(instantAppPkgName); 7605 final boolean isTargetInstantApp = 7606 (pi.applicationInfo.privateFlags 7607 & ApplicationInfo.PRIVATE_FLAG_INSTANT) != 0; 7608 final boolean isTargetHiddenFromInstantApp = 7609 (pi.flags & ProviderInfo.FLAG_VISIBLE_TO_INSTANT_APP) == 0; 7610 final boolean blockResolution = 7611 !isTargetSameInstantApp 7612 && ((!matchInstantApp && !isCallerInstantApp && isTargetInstantApp) 7613 || (matchVisibleToInstantAppOnly && isCallerInstantApp 7614 && isTargetHiddenFromInstantApp)); 7615 if (!blockResolution) { 7616 final ResolveInfo ri = new ResolveInfo(); 7617 ri.providerInfo = pi; 7618 list.add(ri); 7619 } 7620 } 7621 return list; 7622 } 7623 7624 // reader 7625 synchronized (mPackages) { 7626 String pkgName = intent.getPackage(); 7627 if (pkgName == null) { 7628 return applyPostContentProviderResolutionFilter( 7629 mProviders.queryIntent(intent, resolvedType, flags, userId), 7630 instantAppPkgName); 7631 } 7632 final PackageParser.Package pkg = mPackages.get(pkgName); 7633 if (pkg != null) { 7634 return applyPostContentProviderResolutionFilter( 7635 mProviders.queryIntentForPackage( 7636 intent, resolvedType, flags, pkg.providers, userId), 7637 instantAppPkgName); 7638 } 7639 return Collections.emptyList(); 7640 } 7641 } 7642 7643 private List<ResolveInfo> applyPostContentProviderResolutionFilter( 7644 List<ResolveInfo> resolveInfos, String instantAppPkgName) { 7645 if (instantAppPkgName == null) { 7646 return resolveInfos; 7647 } 7648 for (int i = resolveInfos.size() - 1; i >= 0; i--) { 7649 final ResolveInfo info = resolveInfos.get(i); 7650 final boolean isEphemeralApp = info.providerInfo.applicationInfo.isInstantApp(); 7651 // allow providers that are defined in the provided package 7652 if (isEphemeralApp && instantAppPkgName.equals(info.providerInfo.packageName)) { 7653 if (info.providerInfo.splitName != null 7654 && !ArrayUtils.contains(info.providerInfo.applicationInfo.splitNames, 7655 info.providerInfo.splitName)) { 7656 // requested provider is defined in a split that hasn't been installed yet. 7657 // add the installer to the resolve list 7658 if (DEBUG_EPHEMERAL) { 7659 Slog.v(TAG, "Adding ephemeral installer to the ResolveInfo list"); 7660 } 7661 final ResolveInfo installerInfo = new ResolveInfo(mInstantAppInstallerInfo); 7662 installerInfo.auxiliaryInfo = new AuxiliaryResolveInfo( 7663 info.providerInfo.packageName, info.providerInfo.splitName, 7664 null /*failureActivity*/, info.providerInfo.applicationInfo.versionCode, 7665 null /*failureIntent*/); 7666 // make sure this resolver is the default 7667 installerInfo.isDefault = true; 7668 installerInfo.match = IntentFilter.MATCH_CATEGORY_SCHEME_SPECIFIC_PART 7669 | IntentFilter.MATCH_ADJUSTMENT_NORMAL; 7670 // add a non-generic filter 7671 installerInfo.filter = new IntentFilter(); 7672 // load resources from the correct package 7673 installerInfo.resolvePackageName = info.getComponentInfo().packageName; 7674 resolveInfos.set(i, installerInfo); 7675 } 7676 continue; 7677 } 7678 // allow providers that have been explicitly exposed to instant applications 7679 if (!isEphemeralApp 7680 && ((info.providerInfo.flags & ProviderInfo.FLAG_VISIBLE_TO_INSTANT_APP) != 0)) { 7681 continue; 7682 } 7683 resolveInfos.remove(i); 7684 } 7685 return resolveInfos; 7686 } 7687 7688 @Override 7689 public ParceledListSlice<PackageInfo> getInstalledPackages(int flags, int userId) { 7690 final int callingUid = Binder.getCallingUid(); 7691 if (getInstantAppPackageName(callingUid) != null) { 7692 return ParceledListSlice.emptyList(); 7693 } 7694 if (!sUserManager.exists(userId)) return ParceledListSlice.emptyList(); 7695 flags = updateFlagsForPackage(flags, userId, null); 7696 final boolean listUninstalled = (flags & MATCH_KNOWN_PACKAGES) != 0; 7697 mPermissionManager.enforceCrossUserPermission(callingUid, userId, 7698 true /* requireFullPermission */, false /* checkShell */, 7699 "get installed packages"); 7700 7701 // writer 7702 synchronized (mPackages) { 7703 ArrayList<PackageInfo> list; 7704 if (listUninstalled) { 7705 list = new ArrayList<>(mSettings.mPackages.size()); 7706 for (PackageSetting ps : mSettings.mPackages.values()) { 7707 if (filterSharedLibPackageLPr(ps, callingUid, userId, flags)) { 7708 continue; 7709 } 7710 if (filterAppAccessLPr(ps, callingUid, userId)) { 7711 continue; 7712 } 7713 final PackageInfo pi = generatePackageInfo(ps, flags, userId); 7714 if (pi != null) { 7715 list.add(pi); 7716 } 7717 } 7718 } else { 7719 list = new ArrayList<>(mPackages.size()); 7720 for (PackageParser.Package p : mPackages.values()) { 7721 final PackageSetting ps = (PackageSetting) p.mExtras; 7722 if (filterSharedLibPackageLPr(ps, callingUid, userId, flags)) { 7723 continue; 7724 } 7725 if (filterAppAccessLPr(ps, callingUid, userId)) { 7726 continue; 7727 } 7728 final PackageInfo pi = generatePackageInfo((PackageSetting) 7729 p.mExtras, flags, userId); 7730 if (pi != null) { 7731 list.add(pi); 7732 } 7733 } 7734 } 7735 7736 return new ParceledListSlice<>(list); 7737 } 7738 } 7739 7740 private void addPackageHoldingPermissions(ArrayList<PackageInfo> list, PackageSetting ps, 7741 String[] permissions, boolean[] tmp, int flags, int userId) { 7742 int numMatch = 0; 7743 final PermissionsState permissionsState = ps.getPermissionsState(); 7744 for (int i=0; i<permissions.length; i++) { 7745 final String permission = permissions[i]; 7746 if (permissionsState.hasPermission(permission, userId)) { 7747 tmp[i] = true; 7748 numMatch++; 7749 } else { 7750 tmp[i] = false; 7751 } 7752 } 7753 if (numMatch == 0) { 7754 return; 7755 } 7756 final PackageInfo pi = generatePackageInfo(ps, flags, userId); 7757 7758 // The above might return null in cases of uninstalled apps or install-state 7759 // skew across users/profiles. 7760 if (pi != null) { 7761 if ((flags&PackageManager.GET_PERMISSIONS) == 0) { 7762 if (numMatch == permissions.length) { 7763 pi.requestedPermissions = permissions; 7764 } else { 7765 pi.requestedPermissions = new String[numMatch]; 7766 numMatch = 0; 7767 for (int i=0; i<permissions.length; i++) { 7768 if (tmp[i]) { 7769 pi.requestedPermissions[numMatch] = permissions[i]; 7770 numMatch++; 7771 } 7772 } 7773 } 7774 } 7775 list.add(pi); 7776 } 7777 } 7778 7779 @Override 7780 public ParceledListSlice<PackageInfo> getPackagesHoldingPermissions( 7781 String[] permissions, int flags, int userId) { 7782 if (!sUserManager.exists(userId)) return ParceledListSlice.emptyList(); 7783 flags = updateFlagsForPackage(flags, userId, permissions); 7784 mPermissionManager.enforceCrossUserPermission(Binder.getCallingUid(), userId, 7785 true /* requireFullPermission */, false /* checkShell */, 7786 "get packages holding permissions"); 7787 final boolean listUninstalled = (flags & MATCH_KNOWN_PACKAGES) != 0; 7788 7789 // writer 7790 synchronized (mPackages) { 7791 ArrayList<PackageInfo> list = new ArrayList<PackageInfo>(); 7792 boolean[] tmpBools = new boolean[permissions.length]; 7793 if (listUninstalled) { 7794 for (PackageSetting ps : mSettings.mPackages.values()) { 7795 addPackageHoldingPermissions(list, ps, permissions, tmpBools, flags, 7796 userId); 7797 } 7798 } else { 7799 for (PackageParser.Package pkg : mPackages.values()) { 7800 PackageSetting ps = (PackageSetting)pkg.mExtras; 7801 if (ps != null) { 7802 addPackageHoldingPermissions(list, ps, permissions, tmpBools, flags, 7803 userId); 7804 } 7805 } 7806 } 7807 7808 return new ParceledListSlice<PackageInfo>(list); 7809 } 7810 } 7811 7812 @Override 7813 public ParceledListSlice<ApplicationInfo> getInstalledApplications(int flags, int userId) { 7814 final int callingUid = Binder.getCallingUid(); 7815 if (getInstantAppPackageName(callingUid) != null) { 7816 return ParceledListSlice.emptyList(); 7817 } 7818 if (!sUserManager.exists(userId)) return ParceledListSlice.emptyList(); 7819 flags = updateFlagsForApplication(flags, userId, null); 7820 final boolean listUninstalled = (flags & MATCH_KNOWN_PACKAGES) != 0; 7821 7822 // writer 7823 synchronized (mPackages) { 7824 ArrayList<ApplicationInfo> list; 7825 if (listUninstalled) { 7826 list = new ArrayList<>(mSettings.mPackages.size()); 7827 for (PackageSetting ps : mSettings.mPackages.values()) { 7828 ApplicationInfo ai; 7829 int effectiveFlags = flags; 7830 if (ps.isSystem()) { 7831 effectiveFlags |= PackageManager.MATCH_ANY_USER; 7832 } 7833 if (ps.pkg != null) { 7834 if (filterSharedLibPackageLPr(ps, callingUid, userId, flags)) { 7835 continue; 7836 } 7837 if (filterAppAccessLPr(ps, callingUid, userId)) { 7838 continue; 7839 } 7840 ai = PackageParser.generateApplicationInfo(ps.pkg, effectiveFlags, 7841 ps.readUserState(userId), userId); 7842 if (ai != null) { 7843 ai.packageName = resolveExternalPackageNameLPr(ps.pkg); 7844 } 7845 } else { 7846 // Shared lib filtering done in generateApplicationInfoFromSettingsLPw 7847 // and already converts to externally visible package name 7848 ai = generateApplicationInfoFromSettingsLPw(ps.name, 7849 callingUid, effectiveFlags, userId); 7850 } 7851 if (ai != null) { 7852 list.add(ai); 7853 } 7854 } 7855 } else { 7856 list = new ArrayList<>(mPackages.size()); 7857 for (PackageParser.Package p : mPackages.values()) { 7858 if (p.mExtras != null) { 7859 PackageSetting ps = (PackageSetting) p.mExtras; 7860 if (filterSharedLibPackageLPr(ps, Binder.getCallingUid(), userId, flags)) { 7861 continue; 7862 } 7863 if (filterAppAccessLPr(ps, callingUid, userId)) { 7864 continue; 7865 } 7866 ApplicationInfo ai = PackageParser.generateApplicationInfo(p, flags, 7867 ps.readUserState(userId), userId); 7868 if (ai != null) { 7869 ai.packageName = resolveExternalPackageNameLPr(p); 7870 list.add(ai); 7871 } 7872 } 7873 } 7874 } 7875 7876 return new ParceledListSlice<>(list); 7877 } 7878 } 7879 7880 @Override 7881 public ParceledListSlice<InstantAppInfo> getInstantApps(int userId) { 7882 if (HIDE_EPHEMERAL_APIS || isEphemeralDisabled()) { 7883 return null; 7884 } 7885 if (!canViewInstantApps(Binder.getCallingUid(), userId)) { 7886 mContext.enforceCallingOrSelfPermission(Manifest.permission.ACCESS_INSTANT_APPS, 7887 "getEphemeralApplications"); 7888 } 7889 mPermissionManager.enforceCrossUserPermission(Binder.getCallingUid(), userId, 7890 true /* requireFullPermission */, false /* checkShell */, 7891 "getEphemeralApplications"); 7892 synchronized (mPackages) { 7893 List<InstantAppInfo> instantApps = mInstantAppRegistry 7894 .getInstantAppsLPr(userId); 7895 if (instantApps != null) { 7896 return new ParceledListSlice<>(instantApps); 7897 } 7898 } 7899 return null; 7900 } 7901 7902 @Override 7903 public boolean isInstantApp(String packageName, int userId) { 7904 mPermissionManager.enforceCrossUserPermission(Binder.getCallingUid(), userId, 7905 true /* requireFullPermission */, false /* checkShell */, 7906 "isInstantApp"); 7907 if (HIDE_EPHEMERAL_APIS || isEphemeralDisabled()) { 7908 return false; 7909 } 7910 7911 synchronized (mPackages) { 7912 int callingUid = Binder.getCallingUid(); 7913 if (Process.isIsolated(callingUid)) { 7914 callingUid = mIsolatedOwners.get(callingUid); 7915 } 7916 final PackageSetting ps = mSettings.mPackages.get(packageName); 7917 PackageParser.Package pkg = mPackages.get(packageName); 7918 final boolean returnAllowed = 7919 ps != null 7920 && (isCallerSameApp(packageName, callingUid) 7921 || canViewInstantApps(callingUid, userId) 7922 || mInstantAppRegistry.isInstantAccessGranted( 7923 userId, UserHandle.getAppId(callingUid), ps.appId)); 7924 if (returnAllowed) { 7925 return ps.getInstantApp(userId); 7926 } 7927 } 7928 return false; 7929 } 7930 7931 @Override 7932 public byte[] getInstantAppCookie(String packageName, int userId) { 7933 if (HIDE_EPHEMERAL_APIS || isEphemeralDisabled()) { 7934 return null; 7935 } 7936 7937 mPermissionManager.enforceCrossUserPermission(Binder.getCallingUid(), userId, 7938 true /* requireFullPermission */, false /* checkShell */, 7939 "getInstantAppCookie"); 7940 if (!isCallerSameApp(packageName, Binder.getCallingUid())) { 7941 return null; 7942 } 7943 synchronized (mPackages) { 7944 return mInstantAppRegistry.getInstantAppCookieLPw( 7945 packageName, userId); 7946 } 7947 } 7948 7949 @Override 7950 public boolean setInstantAppCookie(String packageName, byte[] cookie, int userId) { 7951 if (HIDE_EPHEMERAL_APIS || isEphemeralDisabled()) { 7952 return true; 7953 } 7954 7955 mPermissionManager.enforceCrossUserPermission(Binder.getCallingUid(), userId, 7956 true /* requireFullPermission */, true /* checkShell */, 7957 "setInstantAppCookie"); 7958 if (!isCallerSameApp(packageName, Binder.getCallingUid())) { 7959 return false; 7960 } 7961 synchronized (mPackages) { 7962 return mInstantAppRegistry.setInstantAppCookieLPw( 7963 packageName, cookie, userId); 7964 } 7965 } 7966 7967 @Override 7968 public Bitmap getInstantAppIcon(String packageName, int userId) { 7969 if (HIDE_EPHEMERAL_APIS || isEphemeralDisabled()) { 7970 return null; 7971 } 7972 7973 if (!canViewInstantApps(Binder.getCallingUid(), userId)) { 7974 mContext.enforceCallingOrSelfPermission(Manifest.permission.ACCESS_INSTANT_APPS, 7975 "getInstantAppIcon"); 7976 } 7977 mPermissionManager.enforceCrossUserPermission(Binder.getCallingUid(), userId, 7978 true /* requireFullPermission */, false /* checkShell */, 7979 "getInstantAppIcon"); 7980 7981 synchronized (mPackages) { 7982 return mInstantAppRegistry.getInstantAppIconLPw( 7983 packageName, userId); 7984 } 7985 } 7986 7987 private boolean isCallerSameApp(String packageName, int uid) { 7988 PackageParser.Package pkg = mPackages.get(packageName); 7989 return pkg != null 7990 && UserHandle.getAppId(uid) == pkg.applicationInfo.uid; 7991 } 7992 7993 @Override 7994 public @NonNull ParceledListSlice<ApplicationInfo> getPersistentApplications(int flags) { 7995 if (getInstantAppPackageName(Binder.getCallingUid()) != null) { 7996 return ParceledListSlice.emptyList(); 7997 } 7998 return new ParceledListSlice<>(getPersistentApplicationsInternal(flags)); 7999 } 8000 8001 private @NonNull List<ApplicationInfo> getPersistentApplicationsInternal(int flags) { 8002 final ArrayList<ApplicationInfo> finalList = new ArrayList<ApplicationInfo>(); 8003 8004 // reader 8005 synchronized (mPackages) { 8006 final Iterator<PackageParser.Package> i = mPackages.values().iterator(); 8007 final int userId = UserHandle.getCallingUserId(); 8008 while (i.hasNext()) { 8009 final PackageParser.Package p = i.next(); 8010 if (p.applicationInfo == null) continue; 8011 8012 final boolean matchesUnaware = ((flags & MATCH_DIRECT_BOOT_UNAWARE) != 0) 8013 && !p.applicationInfo.isDirectBootAware(); 8014 final boolean matchesAware = ((flags & MATCH_DIRECT_BOOT_AWARE) != 0) 8015 && p.applicationInfo.isDirectBootAware(); 8016 8017 if ((p.applicationInfo.flags & ApplicationInfo.FLAG_PERSISTENT) != 0 8018 && (!mSafeMode || isSystemApp(p)) 8019 && (matchesUnaware || matchesAware)) { 8020 PackageSetting ps = mSettings.mPackages.get(p.packageName); 8021 if (ps != null) { 8022 ApplicationInfo ai = PackageParser.generateApplicationInfo(p, flags, 8023 ps.readUserState(userId), userId); 8024 if (ai != null) { 8025 finalList.add(ai); 8026 } 8027 } 8028 } 8029 } 8030 } 8031 8032 return finalList; 8033 } 8034 8035 @Override 8036 public ProviderInfo resolveContentProvider(String name, int flags, int userId) { 8037 return resolveContentProviderInternal(name, flags, userId); 8038 } 8039 8040 private ProviderInfo resolveContentProviderInternal(String name, int flags, int userId) { 8041 if (!sUserManager.exists(userId)) return null; 8042 flags = updateFlagsForComponent(flags, userId, name); 8043 final String instantAppPkgName = getInstantAppPackageName(Binder.getCallingUid()); 8044 // reader 8045 synchronized (mPackages) { 8046 final PackageParser.Provider provider = mProvidersByAuthority.get(name); 8047 PackageSetting ps = provider != null 8048 ? mSettings.mPackages.get(provider.owner.packageName) 8049 : null; 8050 if (ps != null) { 8051 final boolean isInstantApp = ps.getInstantApp(userId); 8052 // normal application; filter out instant application provider 8053 if (instantAppPkgName == null && isInstantApp) { 8054 return null; 8055 } 8056 // instant application; filter out other instant applications 8057 if (instantAppPkgName != null 8058 && isInstantApp 8059 && !provider.owner.packageName.equals(instantAppPkgName)) { 8060 return null; 8061 } 8062 // instant application; filter out non-exposed provider 8063 if (instantAppPkgName != null 8064 && !isInstantApp 8065 && (provider.info.flags & ProviderInfo.FLAG_VISIBLE_TO_INSTANT_APP) == 0) { 8066 return null; 8067 } 8068 // provider not enabled 8069 if (!mSettings.isEnabledAndMatchLPr(provider.info, flags, userId)) { 8070 return null; 8071 } 8072 return PackageParser.generateProviderInfo( 8073 provider, flags, ps.readUserState(userId), userId); 8074 } 8075 return null; 8076 } 8077 } 8078 8079 /** 8080 * @deprecated 8081 */ 8082 @Deprecated 8083 public void querySyncProviders(List<String> outNames, List<ProviderInfo> outInfo) { 8084 if (getInstantAppPackageName(Binder.getCallingUid()) != null) { 8085 return; 8086 } 8087 // reader 8088 synchronized (mPackages) { 8089 final Iterator<Map.Entry<String, PackageParser.Provider>> i = mProvidersByAuthority 8090 .entrySet().iterator(); 8091 final int userId = UserHandle.getCallingUserId(); 8092 while (i.hasNext()) { 8093 Map.Entry<String, PackageParser.Provider> entry = i.next(); 8094 PackageParser.Provider p = entry.getValue(); 8095 PackageSetting ps = mSettings.mPackages.get(p.owner.packageName); 8096 8097 if (ps != null && p.syncable 8098 && (!mSafeMode || (p.info.applicationInfo.flags 8099 &ApplicationInfo.FLAG_SYSTEM) != 0)) { 8100 ProviderInfo info = PackageParser.generateProviderInfo(p, 0, 8101 ps.readUserState(userId), userId); 8102 if (info != null) { 8103 outNames.add(entry.getKey()); 8104 outInfo.add(info); 8105 } 8106 } 8107 } 8108 } 8109 } 8110 8111 @Override 8112 public @NonNull ParceledListSlice<ProviderInfo> queryContentProviders(String processName, 8113 int uid, int flags, String metaDataKey) { 8114 final int callingUid = Binder.getCallingUid(); 8115 final int userId = processName != null ? UserHandle.getUserId(uid) 8116 : UserHandle.getCallingUserId(); 8117 if (!sUserManager.exists(userId)) return ParceledListSlice.emptyList(); 8118 flags = updateFlagsForComponent(flags, userId, processName); 8119 ArrayList<ProviderInfo> finalList = null; 8120 // reader 8121 synchronized (mPackages) { 8122 final Iterator<PackageParser.Provider> i = mProviders.mProviders.values().iterator(); 8123 while (i.hasNext()) { 8124 final PackageParser.Provider p = i.next(); 8125 PackageSetting ps = mSettings.mPackages.get(p.owner.packageName); 8126 if (ps != null && p.info.authority != null 8127 && (processName == null 8128 || (p.info.processName.equals(processName) 8129 && UserHandle.isSameApp(p.info.applicationInfo.uid, uid))) 8130 && mSettings.isEnabledAndMatchLPr(p.info, flags, userId)) { 8131 8132 // See PM.queryContentProviders()'s javadoc for why we have the metaData 8133 // parameter. 8134 if (metaDataKey != null 8135 && (p.metaData == null || !p.metaData.containsKey(metaDataKey))) { 8136 continue; 8137 } 8138 final ComponentName component = 8139 new ComponentName(p.info.packageName, p.info.name); 8140 if (filterAppAccessLPr(ps, callingUid, component, TYPE_PROVIDER, userId)) { 8141 continue; 8142 } 8143 if (finalList == null) { 8144 finalList = new ArrayList<ProviderInfo>(3); 8145 } 8146 ProviderInfo info = PackageParser.generateProviderInfo(p, flags, 8147 ps.readUserState(userId), userId); 8148 if (info != null) { 8149 finalList.add(info); 8150 } 8151 } 8152 } 8153 } 8154 8155 if (finalList != null) { 8156 Collections.sort(finalList, mProviderInitOrderSorter); 8157 return new ParceledListSlice<ProviderInfo>(finalList); 8158 } 8159 8160 return ParceledListSlice.emptyList(); 8161 } 8162 8163 @Override 8164 public InstrumentationInfo getInstrumentationInfo(ComponentName component, int flags) { 8165 // reader 8166 synchronized (mPackages) { 8167 final int callingUid = Binder.getCallingUid(); 8168 final int callingUserId = UserHandle.getUserId(callingUid); 8169 final PackageSetting ps = mSettings.mPackages.get(component.getPackageName()); 8170 if (ps == null) return null; 8171 if (filterAppAccessLPr(ps, callingUid, component, TYPE_UNKNOWN, callingUserId)) { 8172 return null; 8173 } 8174 final PackageParser.Instrumentation i = mInstrumentation.get(component); 8175 return PackageParser.generateInstrumentationInfo(i, flags); 8176 } 8177 } 8178 8179 @Override 8180 public @NonNull ParceledListSlice<InstrumentationInfo> queryInstrumentation( 8181 String targetPackage, int flags) { 8182 final int callingUid = Binder.getCallingUid(); 8183 final int callingUserId = UserHandle.getUserId(callingUid); 8184 final PackageSetting ps = mSettings.mPackages.get(targetPackage); 8185 if (filterAppAccessLPr(ps, callingUid, callingUserId)) { 8186 return ParceledListSlice.emptyList(); 8187 } 8188 return new ParceledListSlice<>(queryInstrumentationInternal(targetPackage, flags)); 8189 } 8190 8191 private @NonNull List<InstrumentationInfo> queryInstrumentationInternal(String targetPackage, 8192 int flags) { 8193 ArrayList<InstrumentationInfo> finalList = new ArrayList<InstrumentationInfo>(); 8194 8195 // reader 8196 synchronized (mPackages) { 8197 final Iterator<PackageParser.Instrumentation> i = mInstrumentation.values().iterator(); 8198 while (i.hasNext()) { 8199 final PackageParser.Instrumentation p = i.next(); 8200 if (targetPackage == null 8201 || targetPackage.equals(p.info.targetPackage)) { 8202 InstrumentationInfo ii = PackageParser.generateInstrumentationInfo(p, 8203 flags); 8204 if (ii != null) { 8205 finalList.add(ii); 8206 } 8207 } 8208 } 8209 } 8210 8211 return finalList; 8212 } 8213 8214 private void scanDirTracedLI(File scanDir, final int parseFlags, int scanFlags, long currentTime) { 8215 Trace.traceBegin(TRACE_TAG_PACKAGE_MANAGER, "scanDir [" + scanDir.getAbsolutePath() + "]"); 8216 try { 8217 scanDirLI(scanDir, parseFlags, scanFlags, currentTime); 8218 } finally { 8219 Trace.traceEnd(TRACE_TAG_PACKAGE_MANAGER); 8220 } 8221 } 8222 8223 private void scanDirLI(File scanDir, int parseFlags, int scanFlags, long currentTime) { 8224 final File[] files = scanDir.listFiles(); 8225 if (ArrayUtils.isEmpty(files)) { 8226 Log.d(TAG, "No files in app dir " + scanDir); 8227 return; 8228 } 8229 8230 if (DEBUG_PACKAGE_SCANNING) { 8231 Log.d(TAG, "Scanning app dir " + scanDir + " scanFlags=" + scanFlags 8232 + " flags=0x" + Integer.toHexString(parseFlags)); 8233 } 8234 try (ParallelPackageParser parallelPackageParser = new ParallelPackageParser( 8235 mSeparateProcesses, mOnlyCore, mMetrics, mCacheDir, 8236 mParallelPackageParserCallback)) { 8237 // Submit files for parsing in parallel 8238 int fileCount = 0; 8239 for (File file : files) { 8240 final boolean isPackage = (isApkFile(file) || file.isDirectory()) 8241 && !PackageInstallerService.isStageName(file.getName()); 8242 if (!isPackage) { 8243 // Ignore entries which are not packages 8244 continue; 8245 } 8246 parallelPackageParser.submit(file, parseFlags); 8247 fileCount++; 8248 } 8249 8250 // Process results one by one 8251 for (; fileCount > 0; fileCount--) { 8252 ParallelPackageParser.ParseResult parseResult = parallelPackageParser.take(); 8253 Throwable throwable = parseResult.throwable; 8254 int errorCode = PackageManager.INSTALL_SUCCEEDED; 8255 8256 if (throwable == null) { 8257 // TODO(toddke): move lower in the scan chain 8258 // Static shared libraries have synthetic package names 8259 if (parseResult.pkg.applicationInfo.isStaticSharedLibrary()) { 8260 renameStaticSharedLibraryPackage(parseResult.pkg); 8261 } 8262 try { 8263 if (errorCode == PackageManager.INSTALL_SUCCEEDED) { 8264 scanPackageChildLI(parseResult.pkg, parseFlags, scanFlags, 8265 currentTime, null); 8266 } 8267 } catch (PackageManagerException e) { 8268 errorCode = e.error; 8269 Slog.w(TAG, "Failed to scan " + parseResult.scanFile + ": " + e.getMessage()); 8270 } 8271 } else if (throwable instanceof PackageParser.PackageParserException) { 8272 PackageParser.PackageParserException e = (PackageParser.PackageParserException) 8273 throwable; 8274 errorCode = e.error; 8275 Slog.w(TAG, "Failed to parse " + parseResult.scanFile + ": " + e.getMessage()); 8276 } else { 8277 throw new IllegalStateException("Unexpected exception occurred while parsing " 8278 + parseResult.scanFile, throwable); 8279 } 8280 8281 // Delete invalid userdata apps 8282 if ((scanFlags & SCAN_AS_SYSTEM) == 0 && 8283 errorCode == PackageManager.INSTALL_FAILED_INVALID_APK) { 8284 logCriticalInfo(Log.WARN, 8285 "Deleting invalid package at " + parseResult.scanFile); 8286 removeCodePathLI(parseResult.scanFile); 8287 } 8288 } 8289 } 8290 } 8291 8292 public static void reportSettingsProblem(int priority, String msg) { 8293 logCriticalInfo(priority, msg); 8294 } 8295 8296 private void collectCertificatesLI(PackageSetting ps, PackageParser.Package pkg, 8297 final @ParseFlags int parseFlags, boolean forceCollect) throws PackageManagerException { 8298 // When upgrading from pre-N MR1, verify the package time stamp using the package 8299 // directory and not the APK file. 8300 final long lastModifiedTime = mIsPreNMR1Upgrade 8301 ? new File(pkg.codePath).lastModified() : getLastModifiedTime(pkg); 8302 if (ps != null && !forceCollect 8303 && ps.codePathString.equals(pkg.codePath) 8304 && ps.timeStamp == lastModifiedTime 8305 && !isCompatSignatureUpdateNeeded(pkg) 8306 && !isRecoverSignatureUpdateNeeded(pkg)) { 8307 if (ps.signatures.mSigningDetails.signatures != null 8308 && ps.signatures.mSigningDetails.signatures.length != 0 8309 && ps.signatures.mSigningDetails.signatureSchemeVersion 8310 != SignatureSchemeVersion.UNKNOWN) { 8311 // Optimization: reuse the existing cached signing data 8312 // if the package appears to be unchanged. 8313 pkg.mSigningDetails = 8314 new PackageParser.SigningDetails(ps.signatures.mSigningDetails); 8315 return; 8316 } 8317 8318 Slog.w(TAG, "PackageSetting for " + ps.name 8319 + " is missing signatures. Collecting certs again to recover them."); 8320 } else { 8321 Slog.i(TAG, pkg.codePath + " changed; collecting certs" + 8322 (forceCollect ? " (forced)" : "")); 8323 } 8324 8325 try { 8326 Trace.traceBegin(TRACE_TAG_PACKAGE_MANAGER, "collectCertificates"); 8327 PackageParser.collectCertificates(pkg, parseFlags); 8328 } catch (PackageParserException e) { 8329 throw PackageManagerException.from(e); 8330 } finally { 8331 Trace.traceEnd(TRACE_TAG_PACKAGE_MANAGER); 8332 } 8333 } 8334 8335 /** 8336 * Traces a package scan. 8337 * @see #scanPackageLI(File, int, int, long, UserHandle) 8338 */ 8339 private PackageParser.Package scanPackageTracedLI(File scanFile, final int parseFlags, 8340 int scanFlags, long currentTime, UserHandle user) throws PackageManagerException { 8341 Trace.traceBegin(TRACE_TAG_PACKAGE_MANAGER, "scanPackage [" + scanFile.toString() + "]"); 8342 try { 8343 return scanPackageLI(scanFile, parseFlags, scanFlags, currentTime, user); 8344 } finally { 8345 Trace.traceEnd(TRACE_TAG_PACKAGE_MANAGER); 8346 } 8347 } 8348 8349 /** 8350 * Scans a package and returns the newly parsed package. 8351 * Returns {@code null} in case of errors and the error code is stored in mLastScanError 8352 */ 8353 private PackageParser.Package scanPackageLI(File scanFile, int parseFlags, int scanFlags, 8354 long currentTime, UserHandle user) throws PackageManagerException { 8355 if (DEBUG_INSTALL) Slog.d(TAG, "Parsing: " + scanFile); 8356 PackageParser pp = new PackageParser(); 8357 pp.setSeparateProcesses(mSeparateProcesses); 8358 pp.setOnlyCoreApps(mOnlyCore); 8359 pp.setDisplayMetrics(mMetrics); 8360 pp.setCallback(mPackageParserCallback); 8361 8362 Trace.traceBegin(TRACE_TAG_PACKAGE_MANAGER, "parsePackage"); 8363 final PackageParser.Package pkg; 8364 try { 8365 pkg = pp.parsePackage(scanFile, parseFlags); 8366 } catch (PackageParserException e) { 8367 throw PackageManagerException.from(e); 8368 } finally { 8369 Trace.traceEnd(TRACE_TAG_PACKAGE_MANAGER); 8370 } 8371 8372 // Static shared libraries have synthetic package names 8373 if (pkg.applicationInfo.isStaticSharedLibrary()) { 8374 renameStaticSharedLibraryPackage(pkg); 8375 } 8376 8377 return scanPackageChildLI(pkg, parseFlags, scanFlags, currentTime, user); 8378 } 8379 8380 /** 8381 * Scans a package and returns the newly parsed package. 8382 * @throws PackageManagerException on a parse error. 8383 */ 8384 private PackageParser.Package scanPackageChildLI(PackageParser.Package pkg, 8385 final @ParseFlags int parseFlags, @ScanFlags int scanFlags, long currentTime, 8386 @Nullable UserHandle user) 8387 throws PackageManagerException { 8388 // If the package has children and this is the first dive in the function 8389 // we scan the package with the SCAN_CHECK_ONLY flag set to see whether all 8390 // packages (parent and children) would be successfully scanned before the 8391 // actual scan since scanning mutates internal state and we want to atomically 8392 // install the package and its children. 8393 if ((scanFlags & SCAN_CHECK_ONLY) == 0) { 8394 if (pkg.childPackages != null && pkg.childPackages.size() > 0) { 8395 scanFlags |= SCAN_CHECK_ONLY; 8396 } 8397 } else { 8398 scanFlags &= ~SCAN_CHECK_ONLY; 8399 } 8400 8401 // Scan the parent 8402 PackageParser.Package scannedPkg = addForInitLI(pkg, parseFlags, 8403 scanFlags, currentTime, user); 8404 8405 // Scan the children 8406 final int childCount = (pkg.childPackages != null) ? pkg.childPackages.size() : 0; 8407 for (int i = 0; i < childCount; i++) { 8408 PackageParser.Package childPackage = pkg.childPackages.get(i); 8409 addForInitLI(childPackage, parseFlags, scanFlags, 8410 currentTime, user); 8411 } 8412 8413 8414 if ((scanFlags & SCAN_CHECK_ONLY) != 0) { 8415 return scanPackageChildLI(pkg, parseFlags, scanFlags, currentTime, user); 8416 } 8417 8418 return scannedPkg; 8419 } 8420 8421 // Temporary to catch potential issues with refactoring 8422 private static boolean REFACTOR_DEBUG = true; 8423 /** 8424 * Adds a new package to the internal data structures during platform initialization. 8425 * <p>After adding, the package is known to the system and available for querying. 8426 * <p>For packages located on the device ROM [eg. packages located in /system, /vendor, 8427 * etc...], additional checks are performed. Basic verification [such as ensuring 8428 * matching signatures, checking version codes, etc...] occurs if the package is 8429 * identical to a previously known package. If the package fails a signature check, 8430 * the version installed on /data will be removed. If the version of the new package 8431 * is less than or equal than the version on /data, it will be ignored. 8432 * <p>Regardless of the package location, the results are applied to the internal 8433 * structures and the package is made available to the rest of the system. 8434 * <p>NOTE: The return value should be removed. It's the passed in package object. 8435 */ 8436 private PackageParser.Package addForInitLI(PackageParser.Package pkg, 8437 @ParseFlags int parseFlags, @ScanFlags int scanFlags, long currentTime, 8438 @Nullable UserHandle user) 8439 throws PackageManagerException { 8440 final boolean scanSystemPartition = (parseFlags & PackageParser.PARSE_IS_SYSTEM_DIR) != 0; 8441 final String renamedPkgName; 8442 final PackageSetting disabledPkgSetting; 8443 final boolean isSystemPkgUpdated; 8444 final boolean pkgAlreadyExists; 8445 PackageSetting pkgSetting; 8446 8447 // NOTE: installPackageLI() has the same code to setup the package's 8448 // application info. This probably should be done lower in the call 8449 // stack [such as scanPackageOnly()]. However, we verify the application 8450 // info prior to that [in scanPackageNew()] and thus have to setup 8451 // the application info early. 8452 pkg.setApplicationVolumeUuid(pkg.volumeUuid); 8453 pkg.setApplicationInfoCodePath(pkg.codePath); 8454 pkg.setApplicationInfoBaseCodePath(pkg.baseCodePath); 8455 pkg.setApplicationInfoSplitCodePaths(pkg.splitCodePaths); 8456 pkg.setApplicationInfoResourcePath(pkg.codePath); 8457 pkg.setApplicationInfoBaseResourcePath(pkg.baseCodePath); 8458 pkg.setApplicationInfoSplitResourcePaths(pkg.splitCodePaths); 8459 8460 synchronized (mPackages) { 8461 renamedPkgName = mSettings.getRenamedPackageLPr(pkg.mRealPackage); 8462 final String realPkgName = getRealPackageName(pkg, renamedPkgName); 8463if (REFACTOR_DEBUG) { 8464Slog.e("TODD", 8465 "Add pkg: " + pkg.packageName + (realPkgName==null?"":", realName: " + realPkgName)); 8466} 8467 if (realPkgName != null) { 8468 ensurePackageRenamed(pkg, renamedPkgName); 8469 } 8470 final PackageSetting originalPkgSetting = getOriginalPackageLocked(pkg, renamedPkgName); 8471 final PackageSetting installedPkgSetting = mSettings.getPackageLPr(pkg.packageName); 8472 pkgSetting = originalPkgSetting == null ? installedPkgSetting : originalPkgSetting; 8473 pkgAlreadyExists = pkgSetting != null; 8474 final String disabledPkgName = pkgAlreadyExists ? pkgSetting.name : pkg.packageName; 8475 disabledPkgSetting = mSettings.getDisabledSystemPkgLPr(disabledPkgName); 8476 isSystemPkgUpdated = disabledPkgSetting != null; 8477 8478 if (DEBUG_INSTALL && isSystemPkgUpdated) { 8479 Slog.d(TAG, "updatedPkg = " + disabledPkgSetting); 8480 } 8481if (REFACTOR_DEBUG) { 8482Slog.e("TODD", 8483 "SSP? " + scanSystemPartition 8484 + ", exists? " + pkgAlreadyExists + (pkgAlreadyExists?" "+pkgSetting.toString():"") 8485 + ", upgraded? " + isSystemPkgUpdated + (isSystemPkgUpdated?" "+disabledPkgSetting.toString():"")); 8486} 8487 8488 final SharedUserSetting sharedUserSetting = (pkg.mSharedUserId != null) 8489 ? mSettings.getSharedUserLPw(pkg.mSharedUserId, 8490 0 /*pkgFlags*/, 0 /*pkgPrivateFlags*/, true) 8491 : null; 8492 if (DEBUG_PACKAGE_SCANNING 8493 && (parseFlags & PackageParser.PARSE_CHATTY) != 0 8494 && sharedUserSetting != null) { 8495 Log.d(TAG, "Shared UserID " + pkg.mSharedUserId 8496 + " (uid=" + sharedUserSetting.userId + "):" 8497 + " packages=" + sharedUserSetting.packages); 8498if (REFACTOR_DEBUG) { 8499Slog.e("TODD", 8500 "Shared UserID " + pkg.mSharedUserId 8501 + " (uid=" + sharedUserSetting.userId + "):" 8502 + " packages=" + sharedUserSetting.packages); 8503} 8504 } 8505 8506 if (scanSystemPartition) { 8507 // Potentially prune child packages. If the application on the /system 8508 // partition has been updated via OTA, but, is still disabled by a 8509 // version on /data, cycle through all of its children packages and 8510 // remove children that are no longer defined. 8511 if (isSystemPkgUpdated) { 8512if (REFACTOR_DEBUG) { 8513Slog.e("TODD", 8514 "Disable child packages"); 8515} 8516 final int scannedChildCount = (pkg.childPackages != null) 8517 ? pkg.childPackages.size() : 0; 8518 final int disabledChildCount = disabledPkgSetting.childPackageNames != null 8519 ? disabledPkgSetting.childPackageNames.size() : 0; 8520 for (int i = 0; i < disabledChildCount; i++) { 8521 String disabledChildPackageName = 8522 disabledPkgSetting.childPackageNames.get(i); 8523 boolean disabledPackageAvailable = false; 8524 for (int j = 0; j < scannedChildCount; j++) { 8525 PackageParser.Package childPkg = pkg.childPackages.get(j); 8526 if (childPkg.packageName.equals(disabledChildPackageName)) { 8527if (REFACTOR_DEBUG) { 8528Slog.e("TODD", 8529 "Ignore " + disabledChildPackageName); 8530} 8531 disabledPackageAvailable = true; 8532 break; 8533 } 8534 } 8535 if (!disabledPackageAvailable) { 8536if (REFACTOR_DEBUG) { 8537Slog.e("TODD", 8538 "Disable " + disabledChildPackageName); 8539} 8540 mSettings.removeDisabledSystemPackageLPw(disabledChildPackageName); 8541 } 8542 } 8543 // we're updating the disabled package, so, scan it as the package setting 8544 final ScanRequest request = new ScanRequest(pkg, sharedUserSetting, 8545 disabledPkgSetting /* pkgSetting */, null /* disabledPkgSetting */, 8546 null /* originalPkgSetting */, null, parseFlags, scanFlags, 8547 (pkg == mPlatformPackage), user); 8548if (REFACTOR_DEBUG) { 8549Slog.e("TODD", 8550 "Scan disabled system package"); 8551Slog.e("TODD", 8552 "Pre: " + request.pkgSetting.dumpState_temp()); 8553} 8554final ScanResult result = 8555 scanPackageOnlyLI(request, mFactoryTest, -1L); 8556if (REFACTOR_DEBUG) { 8557Slog.e("TODD", 8558 "Post: " + (result.success?result.pkgSetting.dumpState_temp():"FAILED scan")); 8559} 8560 } 8561 } 8562 } 8563 8564 final boolean newPkgChangedPaths = 8565 pkgAlreadyExists && !pkgSetting.codePathString.equals(pkg.codePath); 8566if (REFACTOR_DEBUG) { 8567Slog.e("TODD", 8568 "paths changed? " + newPkgChangedPaths 8569 + "; old: " + pkg.codePath 8570 + ", new: " + (pkgSetting==null?"<<NULL>>":pkgSetting.codePathString)); 8571} 8572 final boolean newPkgVersionGreater = 8573 pkgAlreadyExists && pkg.getLongVersionCode() > pkgSetting.versionCode; 8574if (REFACTOR_DEBUG) { 8575Slog.e("TODD", 8576 "version greater? " + newPkgVersionGreater 8577 + "; old: " + pkg.getLongVersionCode() 8578 + ", new: " + (pkgSetting==null?"<<NULL>>":pkgSetting.versionCode)); 8579} 8580 final boolean isSystemPkgBetter = scanSystemPartition && isSystemPkgUpdated 8581 && newPkgChangedPaths && newPkgVersionGreater; 8582if (REFACTOR_DEBUG) { 8583 Slog.e("TODD", 8584 "system better? " + isSystemPkgBetter); 8585} 8586 if (isSystemPkgBetter) { 8587 // The version of the application on /system is greater than the version on 8588 // /data. Switch back to the application on /system. 8589 // It's safe to assume the application on /system will correctly scan. If not, 8590 // there won't be a working copy of the application. 8591 synchronized (mPackages) { 8592 // just remove the loaded entries from package lists 8593 mPackages.remove(pkgSetting.name); 8594 } 8595 8596 logCriticalInfo(Log.WARN, 8597 "System package updated;" 8598 + " name: " + pkgSetting.name 8599 + "; " + pkgSetting.versionCode + " --> " + pkg.getLongVersionCode() 8600 + "; " + pkgSetting.codePathString + " --> " + pkg.codePath); 8601if (REFACTOR_DEBUG) { 8602Slog.e("TODD", 8603 "System package changed;" 8604 + " name: " + pkgSetting.name 8605 + "; " + pkgSetting.versionCode + " --> " + pkg.getLongVersionCode() 8606 + "; " + pkgSetting.codePathString + " --> " + pkg.codePath); 8607} 8608 8609 final InstallArgs args = createInstallArgsForExisting( 8610 packageFlagsToInstallFlags(pkgSetting), pkgSetting.codePathString, 8611 pkgSetting.resourcePathString, getAppDexInstructionSets(pkgSetting)); 8612 args.cleanUpResourcesLI(); 8613 synchronized (mPackages) { 8614 mSettings.enableSystemPackageLPw(pkgSetting.name); 8615 } 8616 } 8617 8618 if (scanSystemPartition && isSystemPkgUpdated && !isSystemPkgBetter) { 8619if (REFACTOR_DEBUG) { 8620Slog.e("TODD", 8621 "THROW exception; system pkg version not good enough"); 8622} 8623 // The version of the application on the /system partition is less than or 8624 // equal to the version on the /data partition. Throw an exception and use 8625 // the application already installed on the /data partition. 8626 throw new PackageManagerException(Log.WARN, "Package " + pkg.packageName + " at " 8627 + pkg.codePath + " ignored: updated version " + disabledPkgSetting.versionCode 8628 + " better than this " + pkg.getLongVersionCode()); 8629 } 8630 8631 // Verify certificates against what was last scanned. If it is an updated priv app, we will 8632 // force the verification. Full apk verification will happen unless apk verity is set up for 8633 // the file. In that case, only small part of the apk is verified upfront. 8634 collectCertificatesLI(pkgSetting, pkg, parseFlags, 8635 PackageManagerServiceUtils.isApkVerificationForced(disabledPkgSetting)); 8636 8637 boolean shouldHideSystemApp = false; 8638 // A new application appeared on /system, but, we already have a copy of 8639 // the application installed on /data. 8640 if (scanSystemPartition && !isSystemPkgUpdated && pkgAlreadyExists 8641 && !pkgSetting.isSystem()) { 8642 // if the signatures don't match, wipe the installed application and its data 8643 if (compareSignatures(pkgSetting.signatures.mSigningDetails.signatures, 8644 pkg.mSigningDetails.signatures) 8645 != PackageManager.SIGNATURE_MATCH) { 8646 logCriticalInfo(Log.WARN, 8647 "System package signature mismatch;" 8648 + " name: " + pkgSetting.name); 8649if (REFACTOR_DEBUG) { 8650Slog.e("TODD", 8651 "System package signature mismatch;" 8652 + " name: " + pkgSetting.name); 8653} 8654 try (PackageFreezer freezer = freezePackage(pkg.packageName, 8655 "scanPackageInternalLI")) { 8656 deletePackageLIF(pkg.packageName, null, true, null, 0, null, false, null); 8657 } 8658 pkgSetting = null; 8659 } else if (newPkgVersionGreater) { 8660 // The application on /system is newer than the application on /data. 8661 // Simply remove the application on /data [keeping application data] 8662 // and replace it with the version on /system. 8663 logCriticalInfo(Log.WARN, 8664 "System package enabled;" 8665 + " name: " + pkgSetting.name 8666 + "; " + pkgSetting.versionCode + " --> " + pkg.getLongVersionCode() 8667 + "; " + pkgSetting.codePathString + " --> " + pkg.codePath); 8668if (REFACTOR_DEBUG) { 8669Slog.e("TODD", 8670 "System package enabled;" 8671 + " name: " + pkgSetting.name 8672 + "; " + pkgSetting.versionCode + " --> " + pkg.getLongVersionCode() 8673 + "; " + pkgSetting.codePathString + " --> " + pkg.codePath); 8674} 8675 InstallArgs args = createInstallArgsForExisting( 8676 packageFlagsToInstallFlags(pkgSetting), pkgSetting.codePathString, 8677 pkgSetting.resourcePathString, getAppDexInstructionSets(pkgSetting)); 8678 synchronized (mInstallLock) { 8679 args.cleanUpResourcesLI(); 8680 } 8681 } else { 8682 // The application on /system is older than the application on /data. Hide 8683 // the application on /system and the version on /data will be scanned later 8684 // and re-added like an update. 8685 shouldHideSystemApp = true; 8686 logCriticalInfo(Log.INFO, 8687 "System package disabled;" 8688 + " name: " + pkgSetting.name 8689 + "; old: " + pkgSetting.codePathString + " @ " + pkgSetting.versionCode 8690 + "; new: " + pkg.codePath + " @ " + pkg.codePath); 8691if (REFACTOR_DEBUG) { 8692Slog.e("TODD", 8693 "System package disabled;" 8694 + " name: " + pkgSetting.name 8695 + "; old: " + pkgSetting.codePathString + " @ " + pkgSetting.versionCode 8696 + "; new: " + pkg.codePath + " @ " + pkg.codePath); 8697} 8698 } 8699 } 8700 8701if (REFACTOR_DEBUG) { 8702Slog.e("TODD", 8703 "Scan package"); 8704Slog.e("TODD", 8705 "Pre: " + (pkgSetting==null?"<<NONE>>":pkgSetting.dumpState_temp())); 8706} 8707 final PackageParser.Package scannedPkg = scanPackageNewLI(pkg, parseFlags, scanFlags 8708 | SCAN_UPDATE_SIGNATURE, currentTime, user); 8709if (REFACTOR_DEBUG) { 8710pkgSetting = mSettings.getPackageLPr(pkg.packageName); 8711Slog.e("TODD", 8712 "Post: " + (pkgSetting==null?"<<NONE>>":pkgSetting.dumpState_temp())); 8713} 8714 8715 if (shouldHideSystemApp) { 8716if (REFACTOR_DEBUG) { 8717Slog.e("TODD", 8718 "Disable package: " + pkg.packageName); 8719} 8720 synchronized (mPackages) { 8721 mSettings.disableSystemPackageLPw(pkg.packageName, true); 8722 } 8723 } 8724 return scannedPkg; 8725 } 8726 8727 private static void renameStaticSharedLibraryPackage(PackageParser.Package pkg) { 8728 // Derive the new package synthetic package name 8729 pkg.setPackageName(pkg.packageName + STATIC_SHARED_LIB_DELIMITER 8730 + pkg.staticSharedLibVersion); 8731 } 8732 8733 private static String fixProcessName(String defProcessName, 8734 String processName) { 8735 if (processName == null) { 8736 return defProcessName; 8737 } 8738 return processName; 8739 } 8740 8741 /** 8742 * Enforces that only the system UID or root's UID can call a method exposed 8743 * via Binder. 8744 * 8745 * @param message used as message if SecurityException is thrown 8746 * @throws SecurityException if the caller is not system or root 8747 */ 8748 private static final void enforceSystemOrRoot(String message) { 8749 final int uid = Binder.getCallingUid(); 8750 if (uid != Process.SYSTEM_UID && uid != Process.ROOT_UID) { 8751 throw new SecurityException(message); 8752 } 8753 } 8754 8755 @Override 8756 public void performFstrimIfNeeded() { 8757 enforceSystemOrRoot("Only the system can request fstrim"); 8758 8759 // Before everything else, see whether we need to fstrim. 8760 try { 8761 IStorageManager sm = PackageHelper.getStorageManager(); 8762 if (sm != null) { 8763 boolean doTrim = false; 8764 final long interval = android.provider.Settings.Global.getLong( 8765 mContext.getContentResolver(), 8766 android.provider.Settings.Global.FSTRIM_MANDATORY_INTERVAL, 8767 DEFAULT_MANDATORY_FSTRIM_INTERVAL); 8768 if (interval > 0) { 8769 final long timeSinceLast = System.currentTimeMillis() - sm.lastMaintenance(); 8770 if (timeSinceLast > interval) { 8771 doTrim = true; 8772 Slog.w(TAG, "No disk maintenance in " + timeSinceLast 8773 + "; running immediately"); 8774 } 8775 } 8776 if (doTrim) { 8777 final boolean dexOptDialogShown; 8778 synchronized (mPackages) { 8779 dexOptDialogShown = mDexOptDialogShown; 8780 } 8781 if (!isFirstBoot() && dexOptDialogShown) { 8782 try { 8783 ActivityManager.getService().showBootMessage( 8784 mContext.getResources().getString( 8785 R.string.android_upgrading_fstrim), true); 8786 } catch (RemoteException e) { 8787 } 8788 } 8789 sm.runMaintenance(); 8790 } 8791 } else { 8792 Slog.e(TAG, "storageManager service unavailable!"); 8793 } 8794 } catch (RemoteException e) { 8795 // Can't happen; StorageManagerService is local 8796 } 8797 } 8798 8799 @Override 8800 public void updatePackagesIfNeeded() { 8801 enforceSystemOrRoot("Only the system can request package update"); 8802 8803 // We need to re-extract after an OTA. 8804 boolean causeUpgrade = isUpgrade(); 8805 8806 // First boot or factory reset. 8807 // Note: we also handle devices that are upgrading to N right now as if it is their 8808 // first boot, as they do not have profile data. 8809 boolean causeFirstBoot = isFirstBoot() || mIsPreNUpgrade; 8810 8811 // We need to re-extract after a pruned cache, as AoT-ed files will be out of date. 8812 boolean causePrunedCache = VMRuntime.didPruneDalvikCache(); 8813 8814 if (!causeUpgrade && !causeFirstBoot && !causePrunedCache) { 8815 return; 8816 } 8817 8818 List<PackageParser.Package> pkgs; 8819 synchronized (mPackages) { 8820 pkgs = PackageManagerServiceUtils.getPackagesForDexopt(mPackages.values(), this); 8821 } 8822 8823 final long startTime = System.nanoTime(); 8824 final int[] stats = performDexOptUpgrade(pkgs, mIsPreNUpgrade /* showDialog */, 8825 getCompilerFilterForReason(causeFirstBoot ? REASON_FIRST_BOOT : REASON_BOOT), 8826 false /* bootComplete */); 8827 8828 final int elapsedTimeSeconds = 8829 (int) TimeUnit.NANOSECONDS.toSeconds(System.nanoTime() - startTime); 8830 8831 MetricsLogger.histogram(mContext, "opt_dialog_num_dexopted", stats[0]); 8832 MetricsLogger.histogram(mContext, "opt_dialog_num_skipped", stats[1]); 8833 MetricsLogger.histogram(mContext, "opt_dialog_num_failed", stats[2]); 8834 MetricsLogger.histogram(mContext, "opt_dialog_num_total", getOptimizablePackages().size()); 8835 MetricsLogger.histogram(mContext, "opt_dialog_time_s", elapsedTimeSeconds); 8836 } 8837 8838 /* 8839 * Return the prebuilt profile path given a package base code path. 8840 */ 8841 private static String getPrebuildProfilePath(PackageParser.Package pkg) { 8842 return pkg.baseCodePath + ".prof"; 8843 } 8844 8845 /** 8846 * Performs dexopt on the set of packages in {@code packages} and returns an int array 8847 * containing statistics about the invocation. The array consists of three elements, 8848 * which are (in order) {@code numberOfPackagesOptimized}, {@code numberOfPackagesSkipped} 8849 * and {@code numberOfPackagesFailed}. 8850 */ 8851 private int[] performDexOptUpgrade(List<PackageParser.Package> pkgs, boolean showDialog, 8852 final String compilerFilter, boolean bootComplete) { 8853 8854 int numberOfPackagesVisited = 0; 8855 int numberOfPackagesOptimized = 0; 8856 int numberOfPackagesSkipped = 0; 8857 int numberOfPackagesFailed = 0; 8858 final int numberOfPackagesToDexopt = pkgs.size(); 8859 8860 for (PackageParser.Package pkg : pkgs) { 8861 numberOfPackagesVisited++; 8862 8863 boolean useProfileForDexopt = false; 8864 8865 if ((isFirstBoot() || isUpgrade()) && isSystemApp(pkg)) { 8866 // Copy over initial preopt profiles since we won't get any JIT samples for methods 8867 // that are already compiled. 8868 File profileFile = new File(getPrebuildProfilePath(pkg)); 8869 // Copy profile if it exists. 8870 if (profileFile.exists()) { 8871 try { 8872 // We could also do this lazily before calling dexopt in 8873 // PackageDexOptimizer to prevent this happening on first boot. The issue 8874 // is that we don't have a good way to say "do this only once". 8875 if (!mInstaller.copySystemProfile(profileFile.getAbsolutePath(), 8876 pkg.applicationInfo.uid, pkg.packageName)) { 8877 Log.e(TAG, "Installer failed to copy system profile!"); 8878 } else { 8879 // Disabled as this causes speed-profile compilation during first boot 8880 // even if things are already compiled. 8881 // useProfileForDexopt = true; 8882 } 8883 } catch (Exception e) { 8884 Log.e(TAG, "Failed to copy profile " + profileFile.getAbsolutePath() + " ", 8885 e); 8886 } 8887 } else { 8888 PackageSetting disabledPs = mSettings.getDisabledSystemPkgLPr(pkg.packageName); 8889 // Handle compressed APKs in this path. Only do this for stubs with profiles to 8890 // minimize the number off apps being speed-profile compiled during first boot. 8891 // The other paths will not change the filter. 8892 if (disabledPs != null && disabledPs.pkg.isStub) { 8893 // The package is the stub one, remove the stub suffix to get the normal 8894 // package and APK names. 8895 String systemProfilePath = 8896 getPrebuildProfilePath(disabledPs.pkg).replace(STUB_SUFFIX, ""); 8897 profileFile = new File(systemProfilePath); 8898 // If we have a profile for a compressed APK, copy it to the reference 8899 // location. 8900 // Note that copying the profile here will cause it to override the 8901 // reference profile every OTA even though the existing reference profile 8902 // may have more data. We can't copy during decompression since the 8903 // directories are not set up at that point. 8904 if (profileFile.exists()) { 8905 try { 8906 // We could also do this lazily before calling dexopt in 8907 // PackageDexOptimizer to prevent this happening on first boot. The 8908 // issue is that we don't have a good way to say "do this only 8909 // once". 8910 if (!mInstaller.copySystemProfile(profileFile.getAbsolutePath(), 8911 pkg.applicationInfo.uid, pkg.packageName)) { 8912 Log.e(TAG, "Failed to copy system profile for stub package!"); 8913 } else { 8914 useProfileForDexopt = true; 8915 } 8916 } catch (Exception e) { 8917 Log.e(TAG, "Failed to copy profile " + 8918 profileFile.getAbsolutePath() + " ", e); 8919 } 8920 } 8921 } 8922 } 8923 } 8924 8925 if (!PackageDexOptimizer.canOptimizePackage(pkg)) { 8926 if (DEBUG_DEXOPT) { 8927 Log.i(TAG, "Skipping update of of non-optimizable app " + pkg.packageName); 8928 } 8929 numberOfPackagesSkipped++; 8930 continue; 8931 } 8932 8933 if (DEBUG_DEXOPT) { 8934 Log.i(TAG, "Updating app " + numberOfPackagesVisited + " of " + 8935 numberOfPackagesToDexopt + ": " + pkg.packageName); 8936 } 8937 8938 if (showDialog) { 8939 try { 8940 ActivityManager.getService().showBootMessage( 8941 mContext.getResources().getString(R.string.android_upgrading_apk, 8942 numberOfPackagesVisited, numberOfPackagesToDexopt), true); 8943 } catch (RemoteException e) { 8944 } 8945 synchronized (mPackages) { 8946 mDexOptDialogShown = true; 8947 } 8948 } 8949 8950 String pkgCompilerFilter = compilerFilter; 8951 if (useProfileForDexopt) { 8952 // Use background dexopt mode to try and use the profile. Note that this does not 8953 // guarantee usage of the profile. 8954 pkgCompilerFilter = 8955 PackageManagerServiceCompilerMapping.getCompilerFilterForReason( 8956 PackageManagerService.REASON_BACKGROUND_DEXOPT); 8957 } 8958 8959 // checkProfiles is false to avoid merging profiles during boot which 8960 // might interfere with background compilation (b/28612421). 8961 // Unfortunately this will also means that "pm.dexopt.boot=speed-profile" will 8962 // behave differently than "pm.dexopt.bg-dexopt=speed-profile" but that's a 8963 // trade-off worth doing to save boot time work. 8964 int dexoptFlags = bootComplete ? DexoptOptions.DEXOPT_BOOT_COMPLETE : 0; 8965 int primaryDexOptStaus = performDexOptTraced(new DexoptOptions( 8966 pkg.packageName, 8967 pkgCompilerFilter, 8968 dexoptFlags)); 8969 8970 switch (primaryDexOptStaus) { 8971 case PackageDexOptimizer.DEX_OPT_PERFORMED: 8972 numberOfPackagesOptimized++; 8973 break; 8974 case PackageDexOptimizer.DEX_OPT_SKIPPED: 8975 numberOfPackagesSkipped++; 8976 break; 8977 case PackageDexOptimizer.DEX_OPT_FAILED: 8978 numberOfPackagesFailed++; 8979 break; 8980 default: 8981 Log.e(TAG, "Unexpected dexopt return code " + primaryDexOptStaus); 8982 break; 8983 } 8984 } 8985 8986 return new int[] { numberOfPackagesOptimized, numberOfPackagesSkipped, 8987 numberOfPackagesFailed }; 8988 } 8989 8990 @Override 8991 public void notifyPackageUse(String packageName, int reason) { 8992 synchronized (mPackages) { 8993 final int callingUid = Binder.getCallingUid(); 8994 final int callingUserId = UserHandle.getUserId(callingUid); 8995 if (getInstantAppPackageName(callingUid) != null) { 8996 if (!isCallerSameApp(packageName, callingUid)) { 8997 return; 8998 } 8999 } else { 9000 if (isInstantApp(packageName, callingUserId)) { 9001 return; 9002 } 9003 } 9004 notifyPackageUseLocked(packageName, reason); 9005 } 9006 } 9007 9008 private void notifyPackageUseLocked(String packageName, int reason) { 9009 final PackageParser.Package p = mPackages.get(packageName); 9010 if (p == null) { 9011 return; 9012 } 9013 p.mLastPackageUsageTimeInMills[reason] = System.currentTimeMillis(); 9014 } 9015 9016 @Override 9017 public void notifyDexLoad(String loadingPackageName, List<String> classLoaderNames, 9018 List<String> classPaths, String loaderIsa) { 9019 int userId = UserHandle.getCallingUserId(); 9020 ApplicationInfo ai = getApplicationInfo(loadingPackageName, /*flags*/ 0, userId); 9021 if (ai == null) { 9022 Slog.w(TAG, "Loading a package that does not exist for the calling user. package=" 9023 + loadingPackageName + ", user=" + userId); 9024 return; 9025 } 9026 mDexManager.notifyDexLoad(ai, classLoaderNames, classPaths, loaderIsa, userId); 9027 } 9028 9029 @Override 9030 public void registerDexModule(String packageName, String dexModulePath, boolean isSharedModule, 9031 IDexModuleRegisterCallback callback) { 9032 int userId = UserHandle.getCallingUserId(); 9033 ApplicationInfo ai = getApplicationInfo(packageName, /*flags*/ 0, userId); 9034 DexManager.RegisterDexModuleResult result; 9035 if (ai == null) { 9036 Slog.w(TAG, "Registering a dex module for a package that does not exist for the" + 9037 " calling user. package=" + packageName + ", user=" + userId); 9038 result = new DexManager.RegisterDexModuleResult(false, "Package not installed"); 9039 } else { 9040 result = mDexManager.registerDexModule(ai, dexModulePath, isSharedModule, userId); 9041 } 9042 9043 if (callback != null) { 9044 mHandler.post(() -> { 9045 try { 9046 callback.onDexModuleRegistered(dexModulePath, result.success, result.message); 9047 } catch (RemoteException e) { 9048 Slog.w(TAG, "Failed to callback after module registration " + dexModulePath, e); 9049 } 9050 }); 9051 } 9052 } 9053 9054 /** 9055 * Ask the package manager to perform a dex-opt with the given compiler filter. 9056 * 9057 * Note: exposed only for the shell command to allow moving packages explicitly to a 9058 * definite state. 9059 */ 9060 @Override 9061 public boolean performDexOptMode(String packageName, 9062 boolean checkProfiles, String targetCompilerFilter, boolean force, 9063 boolean bootComplete, String splitName) { 9064 int flags = (checkProfiles ? DexoptOptions.DEXOPT_CHECK_FOR_PROFILES_UPDATES : 0) | 9065 (force ? DexoptOptions.DEXOPT_FORCE : 0) | 9066 (bootComplete ? DexoptOptions.DEXOPT_BOOT_COMPLETE : 0); 9067 return performDexOpt(new DexoptOptions(packageName, targetCompilerFilter, 9068 splitName, flags)); 9069 } 9070 9071 /** 9072 * Ask the package manager to perform a dex-opt with the given compiler filter on the 9073 * secondary dex files belonging to the given package. 9074 * 9075 * Note: exposed only for the shell command to allow moving packages explicitly to a 9076 * definite state. 9077 */ 9078 @Override 9079 public boolean performDexOptSecondary(String packageName, String compilerFilter, 9080 boolean force) { 9081 int flags = DexoptOptions.DEXOPT_ONLY_SECONDARY_DEX | 9082 DexoptOptions.DEXOPT_CHECK_FOR_PROFILES_UPDATES | 9083 DexoptOptions.DEXOPT_BOOT_COMPLETE | 9084 (force ? DexoptOptions.DEXOPT_FORCE : 0); 9085 return performDexOpt(new DexoptOptions(packageName, compilerFilter, flags)); 9086 } 9087 9088 /*package*/ boolean performDexOpt(DexoptOptions options) { 9089 if (getInstantAppPackageName(Binder.getCallingUid()) != null) { 9090 return false; 9091 } else if (isInstantApp(options.getPackageName(), UserHandle.getCallingUserId())) { 9092 return false; 9093 } 9094 9095 if (options.isDexoptOnlySecondaryDex()) { 9096 return mDexManager.dexoptSecondaryDex(options); 9097 } else { 9098 int dexoptStatus = performDexOptWithStatus(options); 9099 return dexoptStatus != PackageDexOptimizer.DEX_OPT_FAILED; 9100 } 9101 } 9102 9103 /** 9104 * Perform dexopt on the given package and return one of following result: 9105 * {@link PackageDexOptimizer#DEX_OPT_SKIPPED} 9106 * {@link PackageDexOptimizer#DEX_OPT_PERFORMED} 9107 * {@link PackageDexOptimizer#DEX_OPT_FAILED} 9108 */ 9109 /* package */ int performDexOptWithStatus(DexoptOptions options) { 9110 return performDexOptTraced(options); 9111 } 9112 9113 private int performDexOptTraced(DexoptOptions options) { 9114 Trace.traceBegin(TRACE_TAG_PACKAGE_MANAGER, "dexopt"); 9115 try { 9116 return performDexOptInternal(options); 9117 } finally { 9118 Trace.traceEnd(TRACE_TAG_PACKAGE_MANAGER); 9119 } 9120 } 9121 9122 // Run dexopt on a given package. Returns true if dexopt did not fail, i.e. 9123 // if the package can now be considered up to date for the given filter. 9124 private int performDexOptInternal(DexoptOptions options) { 9125 PackageParser.Package p; 9126 synchronized (mPackages) { 9127 p = mPackages.get(options.getPackageName()); 9128 if (p == null) { 9129 // Package could not be found. Report failure. 9130 return PackageDexOptimizer.DEX_OPT_FAILED; 9131 } 9132 mPackageUsage.maybeWriteAsync(mPackages); 9133 mCompilerStats.maybeWriteAsync(); 9134 } 9135 long callingId = Binder.clearCallingIdentity(); 9136 try { 9137 synchronized (mInstallLock) { 9138 return performDexOptInternalWithDependenciesLI(p, options); 9139 } 9140 } finally { 9141 Binder.restoreCallingIdentity(callingId); 9142 } 9143 } 9144 9145 public ArraySet<String> getOptimizablePackages() { 9146 ArraySet<String> pkgs = new ArraySet<String>(); 9147 synchronized (mPackages) { 9148 for (PackageParser.Package p : mPackages.values()) { 9149 if (PackageDexOptimizer.canOptimizePackage(p)) { 9150 pkgs.add(p.packageName); 9151 } 9152 } 9153 } 9154 return pkgs; 9155 } 9156 9157 private int performDexOptInternalWithDependenciesLI(PackageParser.Package p, 9158 DexoptOptions options) { 9159 // Select the dex optimizer based on the force parameter. 9160 // Note: The force option is rarely used (cmdline input for testing, mostly), so it's OK to 9161 // allocate an object here. 9162 PackageDexOptimizer pdo = options.isForce() 9163 ? new PackageDexOptimizer.ForcedUpdatePackageDexOptimizer(mPackageDexOptimizer) 9164 : mPackageDexOptimizer; 9165 9166 // Dexopt all dependencies first. Note: we ignore the return value and march on 9167 // on errors. 9168 // Note that we are going to call performDexOpt on those libraries as many times as 9169 // they are referenced in packages. When we do a batch of performDexOpt (for example 9170 // at boot, or background job), the passed 'targetCompilerFilter' stays the same, 9171 // and the first package that uses the library will dexopt it. The 9172 // others will see that the compiled code for the library is up to date. 9173 Collection<PackageParser.Package> deps = findSharedNonSystemLibraries(p); 9174 final String[] instructionSets = getAppDexInstructionSets(p.applicationInfo); 9175 if (!deps.isEmpty()) { 9176 DexoptOptions libraryOptions = new DexoptOptions(options.getPackageName(), 9177 options.getCompilerFilter(), options.getSplitName(), 9178 options.getFlags() | DexoptOptions.DEXOPT_AS_SHARED_LIBRARY); 9179 for (PackageParser.Package depPackage : deps) { 9180 // TODO: Analyze and investigate if we (should) profile libraries. 9181 pdo.performDexOpt(depPackage, null /* sharedLibraries */, instructionSets, 9182 getOrCreateCompilerPackageStats(depPackage), 9183 mDexManager.getPackageUseInfoOrDefault(depPackage.packageName), libraryOptions); 9184 } 9185 } 9186 return pdo.performDexOpt(p, p.usesLibraryFiles, instructionSets, 9187 getOrCreateCompilerPackageStats(p), 9188 mDexManager.getPackageUseInfoOrDefault(p.packageName), options); 9189 } 9190 9191 /** 9192 * Reconcile the information we have about the secondary dex files belonging to 9193 * {@code packagName} and the actual dex files. For all dex files that were 9194 * deleted, update the internal records and delete the generated oat files. 9195 */ 9196 @Override 9197 public void reconcileSecondaryDexFiles(String packageName) { 9198 if (getInstantAppPackageName(Binder.getCallingUid()) != null) { 9199 return; 9200 } else if (isInstantApp(packageName, UserHandle.getCallingUserId())) { 9201 return; 9202 } 9203 mDexManager.reconcileSecondaryDexFiles(packageName); 9204 } 9205 9206 // TODO(calin): this is only needed for BackgroundDexOptService. Find a cleaner way to inject 9207 // a reference there. 9208 /*package*/ DexManager getDexManager() { 9209 return mDexManager; 9210 } 9211 9212 /** 9213 * Execute the background dexopt job immediately. 9214 */ 9215 @Override 9216 public boolean runBackgroundDexoptJob(@Nullable List<String> packageNames) { 9217 if (getInstantAppPackageName(Binder.getCallingUid()) != null) { 9218 return false; 9219 } 9220 return BackgroundDexOptService.runIdleOptimizationsNow(this, mContext, packageNames); 9221 } 9222 9223 List<PackageParser.Package> findSharedNonSystemLibraries(PackageParser.Package p) { 9224 if (p.usesLibraries != null || p.usesOptionalLibraries != null 9225 || p.usesStaticLibraries != null) { 9226 ArrayList<PackageParser.Package> retValue = new ArrayList<>(); 9227 Set<String> collectedNames = new HashSet<>(); 9228 findSharedNonSystemLibrariesRecursive(p, retValue, collectedNames); 9229 9230 retValue.remove(p); 9231 9232 return retValue; 9233 } else { 9234 return Collections.emptyList(); 9235 } 9236 } 9237 9238 private void findSharedNonSystemLibrariesRecursive(PackageParser.Package p, 9239 ArrayList<PackageParser.Package> collected, Set<String> collectedNames) { 9240 if (!collectedNames.contains(p.packageName)) { 9241 collectedNames.add(p.packageName); 9242 collected.add(p); 9243 9244 if (p.usesLibraries != null) { 9245 findSharedNonSystemLibrariesRecursive(p.usesLibraries, 9246 null, collected, collectedNames); 9247 } 9248 if (p.usesOptionalLibraries != null) { 9249 findSharedNonSystemLibrariesRecursive(p.usesOptionalLibraries, 9250 null, collected, collectedNames); 9251 } 9252 if (p.usesStaticLibraries != null) { 9253 findSharedNonSystemLibrariesRecursive(p.usesStaticLibraries, 9254 p.usesStaticLibrariesVersions, collected, collectedNames); 9255 } 9256 } 9257 } 9258 9259 private void findSharedNonSystemLibrariesRecursive(ArrayList<String> libs, long[] versions, 9260 ArrayList<PackageParser.Package> collected, Set<String> collectedNames) { 9261 final int libNameCount = libs.size(); 9262 for (int i = 0; i < libNameCount; i++) { 9263 String libName = libs.get(i); 9264 long version = (versions != null && versions.length == libNameCount) 9265 ? versions[i] : PackageManager.VERSION_CODE_HIGHEST; 9266 PackageParser.Package libPkg = findSharedNonSystemLibrary(libName, version); 9267 if (libPkg != null) { 9268 findSharedNonSystemLibrariesRecursive(libPkg, collected, collectedNames); 9269 } 9270 } 9271 } 9272 9273 private PackageParser.Package findSharedNonSystemLibrary(String name, long version) { 9274 synchronized (mPackages) { 9275 SharedLibraryEntry libEntry = getSharedLibraryEntryLPr(name, version); 9276 if (libEntry != null) { 9277 return mPackages.get(libEntry.apk); 9278 } 9279 return null; 9280 } 9281 } 9282 9283 private SharedLibraryEntry getSharedLibraryEntryLPr(String name, long version) { 9284 LongSparseArray<SharedLibraryEntry> versionedLib = mSharedLibraries.get(name); 9285 if (versionedLib == null) { 9286 return null; 9287 } 9288 return versionedLib.get(version); 9289 } 9290 9291 private SharedLibraryEntry getLatestSharedLibraVersionLPr(PackageParser.Package pkg) { 9292 LongSparseArray<SharedLibraryEntry> versionedLib = mSharedLibraries.get( 9293 pkg.staticSharedLibName); 9294 if (versionedLib == null) { 9295 return null; 9296 } 9297 long previousLibVersion = -1; 9298 final int versionCount = versionedLib.size(); 9299 for (int i = 0; i < versionCount; i++) { 9300 final long libVersion = versionedLib.keyAt(i); 9301 if (libVersion < pkg.staticSharedLibVersion) { 9302 previousLibVersion = Math.max(previousLibVersion, libVersion); 9303 } 9304 } 9305 if (previousLibVersion >= 0) { 9306 return versionedLib.get(previousLibVersion); 9307 } 9308 return null; 9309 } 9310 9311 public void shutdown() { 9312 mPackageUsage.writeNow(mPackages); 9313 mCompilerStats.writeNow(); 9314 mDexManager.writePackageDexUsageNow(); 9315 } 9316 9317 @Override 9318 public void dumpProfiles(String packageName) { 9319 PackageParser.Package pkg; 9320 synchronized (mPackages) { 9321 pkg = mPackages.get(packageName); 9322 if (pkg == null) { 9323 throw new IllegalArgumentException("Unknown package: " + packageName); 9324 } 9325 } 9326 /* Only the shell, root, or the app user should be able to dump profiles. */ 9327 int callingUid = Binder.getCallingUid(); 9328 if (callingUid != Process.SHELL_UID && 9329 callingUid != Process.ROOT_UID && 9330 callingUid != pkg.applicationInfo.uid) { 9331 throw new SecurityException("dumpProfiles"); 9332 } 9333 9334 synchronized (mInstallLock) { 9335 Trace.traceBegin(TRACE_TAG_PACKAGE_MANAGER, "dump profiles"); 9336 final int sharedGid = UserHandle.getSharedAppGid(pkg.applicationInfo.uid); 9337 try { 9338 List<String> allCodePaths = pkg.getAllCodePathsExcludingResourceOnly(); 9339 String codePaths = TextUtils.join(";", allCodePaths); 9340 mInstaller.dumpProfiles(sharedGid, packageName, codePaths); 9341 } catch (InstallerException e) { 9342 Slog.w(TAG, "Failed to dump profiles", e); 9343 } 9344 Trace.traceEnd(TRACE_TAG_PACKAGE_MANAGER); 9345 } 9346 } 9347 9348 @Override 9349 public void forceDexOpt(String packageName) { 9350 enforceSystemOrRoot("forceDexOpt"); 9351 9352 PackageParser.Package pkg; 9353 synchronized (mPackages) { 9354 pkg = mPackages.get(packageName); 9355 if (pkg == null) { 9356 throw new IllegalArgumentException("Unknown package: " + packageName); 9357 } 9358 } 9359 9360 synchronized (mInstallLock) { 9361 Trace.traceBegin(TRACE_TAG_PACKAGE_MANAGER, "dexopt"); 9362 9363 // Whoever is calling forceDexOpt wants a compiled package. 9364 // Don't use profiles since that may cause compilation to be skipped. 9365 final int res = performDexOptInternalWithDependenciesLI( 9366 pkg, 9367 new DexoptOptions(packageName, 9368 getDefaultCompilerFilter(), 9369 DexoptOptions.DEXOPT_FORCE | DexoptOptions.DEXOPT_BOOT_COMPLETE)); 9370 9371 Trace.traceEnd(TRACE_TAG_PACKAGE_MANAGER); 9372 if (res != PackageDexOptimizer.DEX_OPT_PERFORMED) { 9373 throw new IllegalStateException("Failed to dexopt: " + res); 9374 } 9375 } 9376 } 9377 9378 private boolean verifyPackageUpdateLPr(PackageSetting oldPkg, PackageParser.Package newPkg) { 9379 if ((oldPkg.pkgFlags&ApplicationInfo.FLAG_SYSTEM) == 0) { 9380 Slog.w(TAG, "Unable to update from " + oldPkg.name 9381 + " to " + newPkg.packageName 9382 + ": old package not in system partition"); 9383 return false; 9384 } else if (mPackages.get(oldPkg.name) != null) { 9385 Slog.w(TAG, "Unable to update from " + oldPkg.name 9386 + " to " + newPkg.packageName 9387 + ": old package still exists"); 9388 return false; 9389 } 9390 return true; 9391 } 9392 9393 void removeCodePathLI(File codePath) { 9394 if (codePath.isDirectory()) { 9395 try { 9396 mInstaller.rmPackageDir(codePath.getAbsolutePath()); 9397 } catch (InstallerException e) { 9398 Slog.w(TAG, "Failed to remove code path", e); 9399 } 9400 } else { 9401 codePath.delete(); 9402 } 9403 } 9404 9405 private int[] resolveUserIds(int userId) { 9406 return (userId == UserHandle.USER_ALL) ? sUserManager.getUserIds() : new int[] { userId }; 9407 } 9408 9409 private void clearAppDataLIF(PackageParser.Package pkg, int userId, int flags) { 9410 if (pkg == null) { 9411 Slog.wtf(TAG, "Package was null!", new Throwable()); 9412 return; 9413 } 9414 clearAppDataLeafLIF(pkg, userId, flags); 9415 final int childCount = (pkg.childPackages != null) ? pkg.childPackages.size() : 0; 9416 for (int i = 0; i < childCount; i++) { 9417 clearAppDataLeafLIF(pkg.childPackages.get(i), userId, flags); 9418 } 9419 } 9420 9421 private void clearAppDataLeafLIF(PackageParser.Package pkg, int userId, int flags) { 9422 final PackageSetting ps; 9423 synchronized (mPackages) { 9424 ps = mSettings.mPackages.get(pkg.packageName); 9425 } 9426 for (int realUserId : resolveUserIds(userId)) { 9427 final long ceDataInode = (ps != null) ? ps.getCeDataInode(realUserId) : 0; 9428 try { 9429 mInstaller.clearAppData(pkg.volumeUuid, pkg.packageName, realUserId, flags, 9430 ceDataInode); 9431 } catch (InstallerException e) { 9432 Slog.w(TAG, String.valueOf(e)); 9433 } 9434 } 9435 } 9436 9437 private void destroyAppDataLIF(PackageParser.Package pkg, int userId, int flags) { 9438 if (pkg == null) { 9439 Slog.wtf(TAG, "Package was null!", new Throwable()); 9440 return; 9441 } 9442 destroyAppDataLeafLIF(pkg, userId, flags); 9443 final int childCount = (pkg.childPackages != null) ? pkg.childPackages.size() : 0; 9444 for (int i = 0; i < childCount; i++) { 9445 destroyAppDataLeafLIF(pkg.childPackages.get(i), userId, flags); 9446 } 9447 } 9448 9449 private void destroyAppDataLeafLIF(PackageParser.Package pkg, int userId, int flags) { 9450 final PackageSetting ps; 9451 synchronized (mPackages) { 9452 ps = mSettings.mPackages.get(pkg.packageName); 9453 } 9454 for (int realUserId : resolveUserIds(userId)) { 9455 final long ceDataInode = (ps != null) ? ps.getCeDataInode(realUserId) : 0; 9456 try { 9457 mInstaller.destroyAppData(pkg.volumeUuid, pkg.packageName, realUserId, flags, 9458 ceDataInode); 9459 } catch (InstallerException e) { 9460 Slog.w(TAG, String.valueOf(e)); 9461 } 9462 mDexManager.notifyPackageDataDestroyed(pkg.packageName, userId); 9463 } 9464 } 9465 9466 private void destroyAppProfilesLIF(PackageParser.Package pkg, int userId) { 9467 if (pkg == null) { 9468 Slog.wtf(TAG, "Package was null!", new Throwable()); 9469 return; 9470 } 9471 destroyAppProfilesLeafLIF(pkg); 9472 final int childCount = (pkg.childPackages != null) ? pkg.childPackages.size() : 0; 9473 for (int i = 0; i < childCount; i++) { 9474 destroyAppProfilesLeafLIF(pkg.childPackages.get(i)); 9475 } 9476 } 9477 9478 private void destroyAppProfilesLeafLIF(PackageParser.Package pkg) { 9479 try { 9480 mInstaller.destroyAppProfiles(pkg.packageName); 9481 } catch (InstallerException e) { 9482 Slog.w(TAG, String.valueOf(e)); 9483 } 9484 } 9485 9486 private void clearAppProfilesLIF(PackageParser.Package pkg, int userId) { 9487 if (pkg == null) { 9488 Slog.wtf(TAG, "Package was null!", new Throwable()); 9489 return; 9490 } 9491 clearAppProfilesLeafLIF(pkg); 9492 final int childCount = (pkg.childPackages != null) ? pkg.childPackages.size() : 0; 9493 for (int i = 0; i < childCount; i++) { 9494 clearAppProfilesLeafLIF(pkg.childPackages.get(i)); 9495 } 9496 } 9497 9498 private void clearAppProfilesLeafLIF(PackageParser.Package pkg) { 9499 try { 9500 mInstaller.clearAppProfiles(pkg.packageName); 9501 } catch (InstallerException e) { 9502 Slog.w(TAG, String.valueOf(e)); 9503 } 9504 } 9505 9506 private void setInstallAndUpdateTime(PackageParser.Package pkg, long firstInstallTime, 9507 long lastUpdateTime) { 9508 // Set parent install/update time 9509 PackageSetting ps = (PackageSetting) pkg.mExtras; 9510 if (ps != null) { 9511 ps.firstInstallTime = firstInstallTime; 9512 ps.lastUpdateTime = lastUpdateTime; 9513 } 9514 // Set children install/update time 9515 final int childCount = (pkg.childPackages != null) ? pkg.childPackages.size() : 0; 9516 for (int i = 0; i < childCount; i++) { 9517 PackageParser.Package childPkg = pkg.childPackages.get(i); 9518 ps = (PackageSetting) childPkg.mExtras; 9519 if (ps != null) { 9520 ps.firstInstallTime = firstInstallTime; 9521 ps.lastUpdateTime = lastUpdateTime; 9522 } 9523 } 9524 } 9525 9526 private void addSharedLibraryLPr(Set<String> usesLibraryFiles, 9527 SharedLibraryEntry file, 9528 PackageParser.Package changingLib) { 9529 if (file.path != null) { 9530 usesLibraryFiles.add(file.path); 9531 return; 9532 } 9533 PackageParser.Package p = mPackages.get(file.apk); 9534 if (changingLib != null && changingLib.packageName.equals(file.apk)) { 9535 // If we are doing this while in the middle of updating a library apk, 9536 // then we need to make sure to use that new apk for determining the 9537 // dependencies here. (We haven't yet finished committing the new apk 9538 // to the package manager state.) 9539 if (p == null || p.packageName.equals(changingLib.packageName)) { 9540 p = changingLib; 9541 } 9542 } 9543 if (p != null) { 9544 usesLibraryFiles.addAll(p.getAllCodePaths()); 9545 if (p.usesLibraryFiles != null) { 9546 Collections.addAll(usesLibraryFiles, p.usesLibraryFiles); 9547 } 9548 } 9549 } 9550 9551 private void updateSharedLibrariesLPr(PackageParser.Package pkg, 9552 PackageParser.Package changingLib) throws PackageManagerException { 9553 if (pkg == null) { 9554 return; 9555 } 9556 // The collection used here must maintain the order of addition (so 9557 // that libraries are searched in the correct order) and must have no 9558 // duplicates. 9559 Set<String> usesLibraryFiles = null; 9560 if (pkg.usesLibraries != null) { 9561 usesLibraryFiles = addSharedLibrariesLPw(pkg.usesLibraries, 9562 null, null, pkg.packageName, changingLib, true, 9563 pkg.applicationInfo.targetSdkVersion, null); 9564 } 9565 if (pkg.usesStaticLibraries != null) { 9566 usesLibraryFiles = addSharedLibrariesLPw(pkg.usesStaticLibraries, 9567 pkg.usesStaticLibrariesVersions, pkg.usesStaticLibrariesCertDigests, 9568 pkg.packageName, changingLib, true, 9569 pkg.applicationInfo.targetSdkVersion, usesLibraryFiles); 9570 } 9571 if (pkg.usesOptionalLibraries != null) { 9572 usesLibraryFiles = addSharedLibrariesLPw(pkg.usesOptionalLibraries, 9573 null, null, pkg.packageName, changingLib, false, 9574 pkg.applicationInfo.targetSdkVersion, usesLibraryFiles); 9575 } 9576 if (!ArrayUtils.isEmpty(usesLibraryFiles)) { 9577 pkg.usesLibraryFiles = usesLibraryFiles.toArray(new String[usesLibraryFiles.size()]); 9578 } else { 9579 pkg.usesLibraryFiles = null; 9580 } 9581 } 9582 9583 private Set<String> addSharedLibrariesLPw(@NonNull List<String> requestedLibraries, 9584 @Nullable long[] requiredVersions, @Nullable String[][] requiredCertDigests, 9585 @NonNull String packageName, @Nullable PackageParser.Package changingLib, 9586 boolean required, int targetSdk, @Nullable Set<String> outUsedLibraries) 9587 throws PackageManagerException { 9588 final int libCount = requestedLibraries.size(); 9589 for (int i = 0; i < libCount; i++) { 9590 final String libName = requestedLibraries.get(i); 9591 final long libVersion = requiredVersions != null ? requiredVersions[i] 9592 : SharedLibraryInfo.VERSION_UNDEFINED; 9593 final SharedLibraryEntry libEntry = getSharedLibraryEntryLPr(libName, libVersion); 9594 if (libEntry == null) { 9595 if (required) { 9596 throw new PackageManagerException(INSTALL_FAILED_MISSING_SHARED_LIBRARY, 9597 "Package " + packageName + " requires unavailable shared library " 9598 + libName + "; failing!"); 9599 } else if (DEBUG_SHARED_LIBRARIES) { 9600 Slog.i(TAG, "Package " + packageName 9601 + " desires unavailable shared library " 9602 + libName + "; ignoring!"); 9603 } 9604 } else { 9605 if (requiredVersions != null && requiredCertDigests != null) { 9606 if (libEntry.info.getLongVersion() != requiredVersions[i]) { 9607 throw new PackageManagerException(INSTALL_FAILED_MISSING_SHARED_LIBRARY, 9608 "Package " + packageName + " requires unavailable static shared" 9609 + " library " + libName + " version " 9610 + libEntry.info.getLongVersion() + "; failing!"); 9611 } 9612 9613 PackageParser.Package libPkg = mPackages.get(libEntry.apk); 9614 if (libPkg == null) { 9615 throw new PackageManagerException(INSTALL_FAILED_MISSING_SHARED_LIBRARY, 9616 "Package " + packageName + " requires unavailable static shared" 9617 + " library; failing!"); 9618 } 9619 9620 final String[] expectedCertDigests = requiredCertDigests[i]; 9621 // For apps targeting O MR1 we require explicit enumeration of all certs. 9622 final String[] libCertDigests = (targetSdk > Build.VERSION_CODES.O) 9623 ? PackageUtils.computeSignaturesSha256Digests( 9624 libPkg.mSigningDetails.signatures) 9625 : PackageUtils.computeSignaturesSha256Digests( 9626 new Signature[]{libPkg.mSigningDetails.signatures[0]}); 9627 9628 // Take a shortcut if sizes don't match. Note that if an app doesn't 9629 // target O we don't parse the "additional-certificate" tags similarly 9630 // how we only consider all certs only for apps targeting O (see above). 9631 // Therefore, the size check is safe to make. 9632 if (expectedCertDigests.length != libCertDigests.length) { 9633 throw new PackageManagerException(INSTALL_FAILED_MISSING_SHARED_LIBRARY, 9634 "Package " + packageName + " requires differently signed" + 9635 " static shared library; failing!"); 9636 } 9637 9638 // Use a predictable order as signature order may vary 9639 Arrays.sort(libCertDigests); 9640 Arrays.sort(expectedCertDigests); 9641 9642 final int certCount = libCertDigests.length; 9643 for (int j = 0; j < certCount; j++) { 9644 if (!libCertDigests[j].equalsIgnoreCase(expectedCertDigests[j])) { 9645 throw new PackageManagerException(INSTALL_FAILED_MISSING_SHARED_LIBRARY, 9646 "Package " + packageName + " requires differently signed" + 9647 " static shared library; failing!"); 9648 } 9649 } 9650 } 9651 9652 if (outUsedLibraries == null) { 9653 // Use LinkedHashSet to preserve the order of files added to 9654 // usesLibraryFiles while eliminating duplicates. 9655 outUsedLibraries = new LinkedHashSet<>(); 9656 } 9657 addSharedLibraryLPr(outUsedLibraries, libEntry, changingLib); 9658 } 9659 } 9660 return outUsedLibraries; 9661 } 9662 9663 private static boolean hasString(List<String> list, List<String> which) { 9664 if (list == null) { 9665 return false; 9666 } 9667 for (int i=list.size()-1; i>=0; i--) { 9668 for (int j=which.size()-1; j>=0; j--) { 9669 if (which.get(j).equals(list.get(i))) { 9670 return true; 9671 } 9672 } 9673 } 9674 return false; 9675 } 9676 9677 private ArrayList<PackageParser.Package> updateAllSharedLibrariesLPw( 9678 PackageParser.Package changingPkg) { 9679 ArrayList<PackageParser.Package> res = null; 9680 for (PackageParser.Package pkg : mPackages.values()) { 9681 if (changingPkg != null 9682 && !hasString(pkg.usesLibraries, changingPkg.libraryNames) 9683 && !hasString(pkg.usesOptionalLibraries, changingPkg.libraryNames) 9684 && !ArrayUtils.contains(pkg.usesStaticLibraries, 9685 changingPkg.staticSharedLibName)) { 9686 return null; 9687 } 9688 if (res == null) { 9689 res = new ArrayList<>(); 9690 } 9691 res.add(pkg); 9692 try { 9693 updateSharedLibrariesLPr(pkg, changingPkg); 9694 } catch (PackageManagerException e) { 9695 // If a system app update or an app and a required lib missing we 9696 // delete the package and for updated system apps keep the data as 9697 // it is better for the user to reinstall than to be in an limbo 9698 // state. Also libs disappearing under an app should never happen 9699 // - just in case. 9700 if (!pkg.isSystem() || pkg.isUpdatedSystemApp()) { 9701 final int flags = pkg.isUpdatedSystemApp() 9702 ? PackageManager.DELETE_KEEP_DATA : 0; 9703 deletePackageLIF(pkg.packageName, null, true, sUserManager.getUserIds(), 9704 flags , null, true, null); 9705 } 9706 Slog.e(TAG, "updateAllSharedLibrariesLPw failed: " + e.getMessage()); 9707 } 9708 } 9709 return res; 9710 } 9711 9712 private PackageParser.Package scanPackageTracedLI(PackageParser.Package pkg, 9713 final @ParseFlags int parseFlags, @ScanFlags int scanFlags, long currentTime, 9714 @Nullable UserHandle user) throws PackageManagerException { 9715 Trace.traceBegin(TRACE_TAG_PACKAGE_MANAGER, "scanPackage"); 9716 // If the package has children and this is the first dive in the function 9717 // we recursively scan the package with the SCAN_CHECK_ONLY flag set to see 9718 // whether all packages (parent and children) would be successfully scanned 9719 // before the actual scan since scanning mutates internal state and we want 9720 // to atomically install the package and its children. 9721 if ((scanFlags & SCAN_CHECK_ONLY) == 0) { 9722 if (pkg.childPackages != null && pkg.childPackages.size() > 0) { 9723 scanFlags |= SCAN_CHECK_ONLY; 9724 } 9725 } else { 9726 scanFlags &= ~SCAN_CHECK_ONLY; 9727 } 9728 9729 final PackageParser.Package scannedPkg; 9730 try { 9731 // Scan the parent 9732 scannedPkg = scanPackageNewLI(pkg, parseFlags, scanFlags, currentTime, user); 9733 // Scan the children 9734 final int childCount = (pkg.childPackages != null) ? pkg.childPackages.size() : 0; 9735 for (int i = 0; i < childCount; i++) { 9736 PackageParser.Package childPkg = pkg.childPackages.get(i); 9737 scanPackageNewLI(childPkg, parseFlags, 9738 scanFlags, currentTime, user); 9739 } 9740 } finally { 9741 Trace.traceEnd(TRACE_TAG_PACKAGE_MANAGER); 9742 } 9743 9744 if ((scanFlags & SCAN_CHECK_ONLY) != 0) { 9745 return scanPackageTracedLI(pkg, parseFlags, scanFlags, currentTime, user); 9746 } 9747 9748 return scannedPkg; 9749 } 9750 9751 /** The result of a package scan. */ 9752 private static class ScanResult { 9753 /** Whether or not the package scan was successful */ 9754 public final boolean success; 9755 /** 9756 * The final package settings. This may be the same object passed in 9757 * the {@link ScanRequest}, but, with modified values. 9758 */ 9759 @Nullable public final PackageSetting pkgSetting; 9760 /** ABI code paths that have changed in the package scan */ 9761 @Nullable public final List<String> changedAbiCodePath; 9762 public ScanResult( 9763 boolean success, 9764 @Nullable PackageSetting pkgSetting, 9765 @Nullable List<String> changedAbiCodePath) { 9766 this.success = success; 9767 this.pkgSetting = pkgSetting; 9768 this.changedAbiCodePath = changedAbiCodePath; 9769 } 9770 } 9771 9772 /** A package to be scanned */ 9773 private static class ScanRequest { 9774 /** The parsed package */ 9775 @NonNull public final PackageParser.Package pkg; 9776 /** Shared user settings, if the package has a shared user */ 9777 @Nullable public final SharedUserSetting sharedUserSetting; 9778 /** 9779 * Package settings of the currently installed version. 9780 * <p><em>IMPORTANT:</em> The contents of this object may be modified 9781 * during scan. 9782 */ 9783 @Nullable public final PackageSetting pkgSetting; 9784 /** A copy of the settings for the currently installed version */ 9785 @Nullable public final PackageSetting oldPkgSetting; 9786 /** Package settings for the disabled version on the /system partition */ 9787 @Nullable public final PackageSetting disabledPkgSetting; 9788 /** Package settings for the installed version under its original package name */ 9789 @Nullable public final PackageSetting originalPkgSetting; 9790 /** The real package name of a renamed application */ 9791 @Nullable public final String realPkgName; 9792 public final @ParseFlags int parseFlags; 9793 public final @ScanFlags int scanFlags; 9794 /** The user for which the package is being scanned */ 9795 @Nullable public final UserHandle user; 9796 /** Whether or not the platform package is being scanned */ 9797 public final boolean isPlatformPackage; 9798 public ScanRequest( 9799 @NonNull PackageParser.Package pkg, 9800 @Nullable SharedUserSetting sharedUserSetting, 9801 @Nullable PackageSetting pkgSetting, 9802 @Nullable PackageSetting disabledPkgSetting, 9803 @Nullable PackageSetting originalPkgSetting, 9804 @Nullable String realPkgName, 9805 @ParseFlags int parseFlags, 9806 @ScanFlags int scanFlags, 9807 boolean isPlatformPackage, 9808 @Nullable UserHandle user) { 9809 this.pkg = pkg; 9810 this.pkgSetting = pkgSetting; 9811 this.sharedUserSetting = sharedUserSetting; 9812 this.oldPkgSetting = pkgSetting == null ? null : new PackageSetting(pkgSetting); 9813 this.disabledPkgSetting = disabledPkgSetting; 9814 this.originalPkgSetting = originalPkgSetting; 9815 this.realPkgName = realPkgName; 9816 this.parseFlags = parseFlags; 9817 this.scanFlags = scanFlags; 9818 this.isPlatformPackage = isPlatformPackage; 9819 this.user = user; 9820 } 9821 } 9822 9823 /** 9824 * Returns the actual scan flags depending upon the state of the other settings. 9825 * <p>Updated system applications will not have the following flags set 9826 * by default and need to be adjusted after the fact: 9827 * <ul> 9828 * <li>{@link #SCAN_AS_SYSTEM}</li> 9829 * <li>{@link #SCAN_AS_PRIVILEGED}</li> 9830 * <li>{@link #SCAN_AS_OEM}</li> 9831 * <li>{@link #SCAN_AS_VENDOR}</li> 9832 * <li>{@link #SCAN_AS_INSTANT_APP}</li> 9833 * <li>{@link #SCAN_AS_VIRTUAL_PRELOAD}</li> 9834 * </ul> 9835 */ 9836 private @ScanFlags int adjustScanFlags(@ScanFlags int scanFlags, 9837 PackageSetting pkgSetting, PackageSetting disabledPkgSetting, UserHandle user, 9838 PackageParser.Package pkg) { 9839 if (disabledPkgSetting != null) { 9840 // updated system application, must at least have SCAN_AS_SYSTEM 9841 scanFlags |= SCAN_AS_SYSTEM; 9842 if ((disabledPkgSetting.pkgPrivateFlags 9843 & ApplicationInfo.PRIVATE_FLAG_PRIVILEGED) != 0) { 9844 scanFlags |= SCAN_AS_PRIVILEGED; 9845 } 9846 if ((disabledPkgSetting.pkgPrivateFlags 9847 & ApplicationInfo.PRIVATE_FLAG_OEM) != 0) { 9848 scanFlags |= SCAN_AS_OEM; 9849 } 9850 if ((disabledPkgSetting.pkgPrivateFlags 9851 & ApplicationInfo.PRIVATE_FLAG_VENDOR) != 0) { 9852 scanFlags |= SCAN_AS_VENDOR; 9853 } 9854 } 9855 if (pkgSetting != null) { 9856 final int userId = ((user == null) ? 0 : user.getIdentifier()); 9857 if (pkgSetting.getInstantApp(userId)) { 9858 scanFlags |= SCAN_AS_INSTANT_APP; 9859 } 9860 if (pkgSetting.getVirtulalPreload(userId)) { 9861 scanFlags |= SCAN_AS_VIRTUAL_PRELOAD; 9862 } 9863 } 9864 9865 // Scan as privileged apps that share a user with a priv-app. 9866 if (((scanFlags & SCAN_AS_PRIVILEGED) == 0) && !pkg.isPrivileged() 9867 && (pkg.mSharedUserId != null)) { 9868 SharedUserSetting sharedUserSetting = null; 9869 try { 9870 sharedUserSetting = mSettings.getSharedUserLPw(pkg.mSharedUserId, 0, 0, false); 9871 } catch (PackageManagerException ignore) {} 9872 if (sharedUserSetting != null && sharedUserSetting.isPrivileged()) { 9873 // Exempt SharedUsers signed with the platform key. 9874 // TODO(b/72378145) Fix this exemption. Force signature apps 9875 // to whitelist their privileged permissions just like other 9876 // priv-apps. 9877 synchronized (mPackages) { 9878 PackageSetting platformPkgSetting = mSettings.mPackages.get("android"); 9879 if (!pkg.packageName.equals("android") 9880 && (compareSignatures(platformPkgSetting.signatures.mSigningDetails.signatures, 9881 pkg.mSigningDetails.signatures) != PackageManager.SIGNATURE_MATCH)) { 9882 scanFlags |= SCAN_AS_PRIVILEGED; 9883 } 9884 } 9885 } 9886 } 9887 9888 return scanFlags; 9889 } 9890 9891 @GuardedBy("mInstallLock") 9892 private PackageParser.Package scanPackageNewLI(@NonNull PackageParser.Package pkg, 9893 final @ParseFlags int parseFlags, @ScanFlags int scanFlags, long currentTime, 9894 @Nullable UserHandle user) throws PackageManagerException { 9895 9896 final String renamedPkgName = mSettings.getRenamedPackageLPr(pkg.mRealPackage); 9897 final String realPkgName = getRealPackageName(pkg, renamedPkgName); 9898 if (realPkgName != null) { 9899 ensurePackageRenamed(pkg, renamedPkgName); 9900 } 9901 final PackageSetting originalPkgSetting = getOriginalPackageLocked(pkg, renamedPkgName); 9902 final PackageSetting pkgSetting = mSettings.getPackageLPr(pkg.packageName); 9903 final PackageSetting disabledPkgSetting = 9904 mSettings.getDisabledSystemPkgLPr(pkg.packageName); 9905 9906 if (mTransferedPackages.contains(pkg.packageName)) { 9907 Slog.w(TAG, "Package " + pkg.packageName 9908 + " was transferred to another, but its .apk remains"); 9909 } 9910 9911 scanFlags = adjustScanFlags(scanFlags, pkgSetting, disabledPkgSetting, user, pkg); 9912 synchronized (mPackages) { 9913 applyPolicy(pkg, parseFlags, scanFlags); 9914 assertPackageIsValid(pkg, parseFlags, scanFlags); 9915 9916 SharedUserSetting sharedUserSetting = null; 9917 if (pkg.mSharedUserId != null) { 9918 // SIDE EFFECTS; may potentially allocate a new shared user 9919 sharedUserSetting = mSettings.getSharedUserLPw( 9920 pkg.mSharedUserId, 0 /*pkgFlags*/, 0 /*pkgPrivateFlags*/, true /*create*/); 9921 if (DEBUG_PACKAGE_SCANNING) { 9922 if ((parseFlags & PackageParser.PARSE_CHATTY) != 0) 9923 Log.d(TAG, "Shared UserID " + pkg.mSharedUserId 9924 + " (uid=" + sharedUserSetting.userId + "):" 9925 + " packages=" + sharedUserSetting.packages); 9926 } 9927 } 9928 9929 boolean scanSucceeded = false; 9930 try { 9931 final ScanRequest request = new ScanRequest(pkg, sharedUserSetting, pkgSetting, 9932 disabledPkgSetting, originalPkgSetting, realPkgName, parseFlags, scanFlags, 9933 (pkg == mPlatformPackage), user); 9934 final ScanResult result = scanPackageOnlyLI(request, mFactoryTest, currentTime); 9935 if (result.success) { 9936 commitScanResultsLocked(request, result); 9937 } 9938 scanSucceeded = true; 9939 } finally { 9940 if (!scanSucceeded && (scanFlags & SCAN_DELETE_DATA_ON_FAILURES) != 0) { 9941 // DELETE_DATA_ON_FAILURES is only used by frozen paths 9942 destroyAppDataLIF(pkg, UserHandle.USER_ALL, 9943 StorageManager.FLAG_STORAGE_DE | StorageManager.FLAG_STORAGE_CE); 9944 destroyAppProfilesLIF(pkg, UserHandle.USER_ALL); 9945 } 9946 } 9947 } 9948 return pkg; 9949 } 9950 9951 /** 9952 * Commits the package scan and modifies system state. 9953 * <p><em>WARNING:</em> The method may throw an excpetion in the middle 9954 * of committing the package, leaving the system in an inconsistent state. 9955 * This needs to be fixed so, once we get to this point, no errors are 9956 * possible and the system is not left in an inconsistent state. 9957 */ 9958 @GuardedBy("mPackages") 9959 private void commitScanResultsLocked(@NonNull ScanRequest request, @NonNull ScanResult result) 9960 throws PackageManagerException { 9961 final PackageParser.Package pkg = request.pkg; 9962 final @ParseFlags int parseFlags = request.parseFlags; 9963 final @ScanFlags int scanFlags = request.scanFlags; 9964 final PackageSetting oldPkgSetting = request.oldPkgSetting; 9965 final PackageSetting originalPkgSetting = request.originalPkgSetting; 9966 final PackageSetting disabledPkgSetting = request.disabledPkgSetting; 9967 final UserHandle user = request.user; 9968 final String realPkgName = request.realPkgName; 9969 final PackageSetting pkgSetting = result.pkgSetting; 9970 final List<String> changedAbiCodePath = result.changedAbiCodePath; 9971 final boolean newPkgSettingCreated = (result.pkgSetting != request.pkgSetting); 9972 9973 if (newPkgSettingCreated) { 9974 if (originalPkgSetting != null) { 9975 mSettings.addRenamedPackageLPw(pkg.packageName, originalPkgSetting.name); 9976 } 9977 // THROWS: when we can't allocate a user id. add call to check if there's 9978 // enough space to ensure we won't throw; otherwise, don't modify state 9979 mSettings.addUserToSettingLPw(pkgSetting); 9980 9981 if (originalPkgSetting != null && (scanFlags & SCAN_CHECK_ONLY) == 0) { 9982 mTransferedPackages.add(originalPkgSetting.name); 9983 } 9984 } 9985 // TODO(toddke): Consider a method specifically for modifying the Package object 9986 // post scan; or, moving this stuff out of the Package object since it has nothing 9987 // to do with the package on disk. 9988 // We need to have this here because addUserToSettingLPw() is sometimes responsible 9989 // for creating the application ID. If we did this earlier, we would be saving the 9990 // correct ID. 9991 pkg.applicationInfo.uid = pkgSetting.appId; 9992 9993 mSettings.writeUserRestrictionsLPw(pkgSetting, oldPkgSetting); 9994 9995 if ((scanFlags & SCAN_CHECK_ONLY) == 0 && realPkgName != null) { 9996 mTransferedPackages.add(pkg.packageName); 9997 } 9998 9999 // THROWS: when requested libraries that can't be found. it only changes 10000 // the state of the passed in pkg object, so, move to the top of the method 10001 // and allow it to abort 10002 if ((scanFlags & SCAN_BOOTING) == 0 10003 && (parseFlags & PackageParser.PARSE_IS_SYSTEM_DIR) == 0) { 10004 // Check all shared libraries and map to their actual file path. 10005 // We only do this here for apps not on a system dir, because those 10006 // are the only ones that can fail an install due to this. We 10007 // will take care of the system apps by updating all of their 10008 // library paths after the scan is done. Also during the initial 10009 // scan don't update any libs as we do this wholesale after all 10010 // apps are scanned to avoid dependency based scanning. 10011 updateSharedLibrariesLPr(pkg, null); 10012 } 10013 10014 // All versions of a static shared library are referenced with the same 10015 // package name. Internally, we use a synthetic package name to allow 10016 // multiple versions of the same shared library to be installed. So, 10017 // we need to generate the synthetic package name of the latest shared 10018 // library in order to compare signatures. 10019 PackageSetting signatureCheckPs = pkgSetting; 10020 if (pkg.applicationInfo.isStaticSharedLibrary()) { 10021 SharedLibraryEntry libraryEntry = getLatestSharedLibraVersionLPr(pkg); 10022 if (libraryEntry != null) { 10023 signatureCheckPs = mSettings.getPackageLPr(libraryEntry.apk); 10024 } 10025 } 10026 10027 final KeySetManagerService ksms = mSettings.mKeySetManagerService; 10028 if (ksms.shouldCheckUpgradeKeySetLocked(signatureCheckPs, scanFlags)) { 10029 if (ksms.checkUpgradeKeySetLocked(signatureCheckPs, pkg)) { 10030 // We just determined the app is signed correctly, so bring 10031 // over the latest parsed certs. 10032 pkgSetting.signatures.mSigningDetails = pkg.mSigningDetails; 10033 } else { 10034 if ((parseFlags & PackageParser.PARSE_IS_SYSTEM_DIR) == 0) { 10035 throw new PackageManagerException(INSTALL_FAILED_UPDATE_INCOMPATIBLE, 10036 "Package " + pkg.packageName + " upgrade keys do not match the " 10037 + "previously installed version"); 10038 } else { 10039 pkgSetting.signatures.mSigningDetails = pkg.mSigningDetails; 10040 String msg = "System package " + pkg.packageName 10041 + " signature changed; retaining data."; 10042 reportSettingsProblem(Log.WARN, msg); 10043 } 10044 } 10045 } else { 10046 try { 10047 final boolean compareCompat = isCompatSignatureUpdateNeeded(pkg); 10048 final boolean compareRecover = isRecoverSignatureUpdateNeeded(pkg); 10049 final boolean compatMatch = verifySignatures(signatureCheckPs, disabledPkgSetting, 10050 pkg.mSigningDetails, compareCompat, compareRecover); 10051 // The new KeySets will be re-added later in the scanning process. 10052 if (compatMatch) { 10053 synchronized (mPackages) { 10054 ksms.removeAppKeySetDataLPw(pkg.packageName); 10055 } 10056 } 10057 // We just determined the app is signed correctly, so bring 10058 // over the latest parsed certs. 10059 pkgSetting.signatures.mSigningDetails = pkg.mSigningDetails; 10060 } catch (PackageManagerException e) { 10061 if ((parseFlags & PackageParser.PARSE_IS_SYSTEM_DIR) == 0) { 10062 throw e; 10063 } 10064 // The signature has changed, but this package is in the system 10065 // image... let's recover! 10066 pkgSetting.signatures.mSigningDetails = pkg.mSigningDetails; 10067 // However... if this package is part of a shared user, but it 10068 // doesn't match the signature of the shared user, let's fail. 10069 // What this means is that you can't change the signatures 10070 // associated with an overall shared user, which doesn't seem all 10071 // that unreasonable. 10072 if (signatureCheckPs.sharedUser != null) { 10073 if (compareSignatures( 10074 signatureCheckPs.sharedUser.signatures.mSigningDetails.signatures, 10075 pkg.mSigningDetails.signatures) != PackageManager.SIGNATURE_MATCH) { 10076 throw new PackageManagerException( 10077 INSTALL_PARSE_FAILED_INCONSISTENT_CERTIFICATES, 10078 "Signature mismatch for shared user: " 10079 + pkgSetting.sharedUser); 10080 } 10081 } 10082 // File a report about this. 10083 String msg = "System package " + pkg.packageName 10084 + " signature changed; retaining data."; 10085 reportSettingsProblem(Log.WARN, msg); 10086 } 10087 } 10088 10089 if ((scanFlags & SCAN_CHECK_ONLY) == 0 && pkg.mAdoptPermissions != null) { 10090 // This package wants to adopt ownership of permissions from 10091 // another package. 10092 for (int i = pkg.mAdoptPermissions.size() - 1; i >= 0; i--) { 10093 final String origName = pkg.mAdoptPermissions.get(i); 10094 final PackageSetting orig = mSettings.getPackageLPr(origName); 10095 if (orig != null) { 10096 if (verifyPackageUpdateLPr(orig, pkg)) { 10097 Slog.i(TAG, "Adopting permissions from " + origName + " to " 10098 + pkg.packageName); 10099 mSettings.mPermissions.transferPermissions(origName, pkg.packageName); 10100 } 10101 } 10102 } 10103 } 10104 10105 if (changedAbiCodePath != null && changedAbiCodePath.size() > 0) { 10106 for (int i = changedAbiCodePath.size() - 1; i <= 0; --i) { 10107 final String codePathString = changedAbiCodePath.get(i); 10108 try { 10109 mInstaller.rmdex(codePathString, 10110 getDexCodeInstructionSet(getPreferredInstructionSet())); 10111 } catch (InstallerException ignored) { 10112 } 10113 } 10114 } 10115 10116 if ((scanFlags & SCAN_CHECK_ONLY) != 0) { 10117 if (oldPkgSetting != null) { 10118 synchronized (mPackages) { 10119 mSettings.mPackages.put(oldPkgSetting.name, oldPkgSetting); 10120 } 10121 } 10122 } else { 10123 final int userId = user == null ? 0 : user.getIdentifier(); 10124 // Modify state for the given package setting 10125 commitPackageSettings(pkg, pkgSetting, user, scanFlags, 10126 (parseFlags & PackageParser.PARSE_CHATTY) != 0 /*chatty*/); 10127 if (pkgSetting.getInstantApp(userId)) { 10128 mInstantAppRegistry.addInstantAppLPw(userId, pkgSetting.appId); 10129 } 10130 } 10131 } 10132 10133 /** 10134 * Returns the "real" name of the package. 10135 * <p>This may differ from the package's actual name if the application has already 10136 * been installed under one of this package's original names. 10137 */ 10138 private static @Nullable String getRealPackageName(@NonNull PackageParser.Package pkg, 10139 @Nullable String renamedPkgName) { 10140 if (isPackageRenamed(pkg, renamedPkgName)) { 10141 return pkg.mRealPackage; 10142 } 10143 return null; 10144 } 10145 10146 /** Returns {@code true} if the package has been renamed. Otherwise, {@code false}. */ 10147 private static boolean isPackageRenamed(@NonNull PackageParser.Package pkg, 10148 @Nullable String renamedPkgName) { 10149 return pkg.mOriginalPackages != null && pkg.mOriginalPackages.contains(renamedPkgName); 10150 } 10151 10152 /** 10153 * Returns the original package setting. 10154 * <p>A package can migrate its name during an update. In this scenario, a package 10155 * designates a set of names that it considers as one of its original names. 10156 * <p>An original package must be signed identically and it must have the same 10157 * shared user [if any]. 10158 */ 10159 @GuardedBy("mPackages") 10160 private @Nullable PackageSetting getOriginalPackageLocked(@NonNull PackageParser.Package pkg, 10161 @Nullable String renamedPkgName) { 10162 if (!isPackageRenamed(pkg, renamedPkgName)) { 10163 return null; 10164 } 10165 for (int i = pkg.mOriginalPackages.size() - 1; i >= 0; --i) { 10166 final PackageSetting originalPs = 10167 mSettings.getPackageLPr(pkg.mOriginalPackages.get(i)); 10168 if (originalPs != null) { 10169 // the package is already installed under its original name... 10170 // but, should we use it? 10171 if (!verifyPackageUpdateLPr(originalPs, pkg)) { 10172 // the new package is incompatible with the original 10173 continue; 10174 } else if (originalPs.sharedUser != null) { 10175 if (!originalPs.sharedUser.name.equals(pkg.mSharedUserId)) { 10176 // the shared user id is incompatible with the original 10177 Slog.w(TAG, "Unable to migrate data from " + originalPs.name 10178 + " to " + pkg.packageName + ": old uid " 10179 + originalPs.sharedUser.name 10180 + " differs from " + pkg.mSharedUserId); 10181 continue; 10182 } 10183 // TODO: Add case when shared user id is added [b/28144775] 10184 } else { 10185 if (DEBUG_UPGRADE) Log.v(TAG, "Renaming new package " 10186 + pkg.packageName + " to old name " + originalPs.name); 10187 } 10188 return originalPs; 10189 } 10190 } 10191 return null; 10192 } 10193 10194 /** 10195 * Renames the package if it was installed under a different name. 10196 * <p>When we've already installed the package under an original name, update 10197 * the new package so we can continue to have the old name. 10198 */ 10199 private static void ensurePackageRenamed(@NonNull PackageParser.Package pkg, 10200 @NonNull String renamedPackageName) { 10201 if (pkg.mOriginalPackages == null 10202 || !pkg.mOriginalPackages.contains(renamedPackageName) 10203 || pkg.packageName.equals(renamedPackageName)) { 10204 return; 10205 } 10206 pkg.setPackageName(renamedPackageName); 10207 } 10208 10209 /** 10210 * Just scans the package without any side effects. 10211 * <p>Not entirely true at the moment. There is still one side effect -- this 10212 * method potentially modifies a live {@link PackageSetting} object representing 10213 * the package being scanned. This will be resolved in the future. 10214 * 10215 * @param request Information about the package to be scanned 10216 * @param isUnderFactoryTest Whether or not the device is under factory test 10217 * @param currentTime The current time, in millis 10218 * @return The results of the scan 10219 */ 10220 @GuardedBy("mInstallLock") 10221 private static @NonNull ScanResult scanPackageOnlyLI(@NonNull ScanRequest request, 10222 boolean isUnderFactoryTest, long currentTime) 10223 throws PackageManagerException { 10224 final PackageParser.Package pkg = request.pkg; 10225 PackageSetting pkgSetting = request.pkgSetting; 10226 final PackageSetting disabledPkgSetting = request.disabledPkgSetting; 10227 final PackageSetting originalPkgSetting = request.originalPkgSetting; 10228 final @ParseFlags int parseFlags = request.parseFlags; 10229 final @ScanFlags int scanFlags = request.scanFlags; 10230 final String realPkgName = request.realPkgName; 10231 final SharedUserSetting sharedUserSetting = request.sharedUserSetting; 10232 final UserHandle user = request.user; 10233 final boolean isPlatformPackage = request.isPlatformPackage; 10234 10235 List<String> changedAbiCodePath = null; 10236 10237 if (DEBUG_PACKAGE_SCANNING) { 10238 if ((parseFlags & PackageParser.PARSE_CHATTY) != 0) 10239 Log.d(TAG, "Scanning package " + pkg.packageName); 10240 } 10241 10242 if (Build.IS_DEBUGGABLE && 10243 pkg.isPrivileged() && 10244 !SystemProperties.getBoolean("pm.dexopt.priv-apps", true)) { 10245 PackageManagerServiceUtils.logPackageHasUncompressedCode(pkg); 10246 } 10247 10248 // Initialize package source and resource directories 10249 final File scanFile = new File(pkg.codePath); 10250 final File destCodeFile = new File(pkg.applicationInfo.getCodePath()); 10251 final File destResourceFile = new File(pkg.applicationInfo.getResourcePath()); 10252 10253 // We keep references to the derived CPU Abis from settings in oder to reuse 10254 // them in the case where we're not upgrading or booting for the first time. 10255 String primaryCpuAbiFromSettings = null; 10256 String secondaryCpuAbiFromSettings = null; 10257 boolean needToDeriveAbi = (scanFlags & SCAN_FIRST_BOOT_OR_UPGRADE) != 0; 10258 10259 if (!needToDeriveAbi) { 10260 if (pkgSetting != null) { 10261 primaryCpuAbiFromSettings = pkgSetting.primaryCpuAbiString; 10262 secondaryCpuAbiFromSettings = pkgSetting.secondaryCpuAbiString; 10263 } else { 10264 // Re-scanning a system package after uninstalling updates; need to derive ABI 10265 needToDeriveAbi = true; 10266 } 10267 } 10268 10269 if (pkgSetting != null && pkgSetting.sharedUser != sharedUserSetting) { 10270 PackageManagerService.reportSettingsProblem(Log.WARN, 10271 "Package " + pkg.packageName + " shared user changed from " 10272 + (pkgSetting.sharedUser != null 10273 ? pkgSetting.sharedUser.name : "<nothing>") 10274 + " to " 10275 + (sharedUserSetting != null ? sharedUserSetting.name : "<nothing>") 10276 + "; replacing with new"); 10277 pkgSetting = null; 10278 } 10279 10280 String[] usesStaticLibraries = null; 10281 if (pkg.usesStaticLibraries != null) { 10282 usesStaticLibraries = new String[pkg.usesStaticLibraries.size()]; 10283 pkg.usesStaticLibraries.toArray(usesStaticLibraries); 10284 } 10285 final boolean createNewPackage = (pkgSetting == null); 10286 if (createNewPackage) { 10287 final String parentPackageName = (pkg.parentPackage != null) 10288 ? pkg.parentPackage.packageName : null; 10289 final boolean instantApp = (scanFlags & SCAN_AS_INSTANT_APP) != 0; 10290 final boolean virtualPreload = (scanFlags & SCAN_AS_VIRTUAL_PRELOAD) != 0; 10291 // REMOVE SharedUserSetting from method; update in a separate call 10292 pkgSetting = Settings.createNewSetting(pkg.packageName, originalPkgSetting, 10293 disabledPkgSetting, realPkgName, sharedUserSetting, destCodeFile, 10294 destResourceFile, pkg.applicationInfo.nativeLibraryRootDir, 10295 pkg.applicationInfo.primaryCpuAbi, pkg.applicationInfo.secondaryCpuAbi, 10296 pkg.mVersionCode, pkg.applicationInfo.flags, pkg.applicationInfo.privateFlags, 10297 user, true /*allowInstall*/, instantApp, virtualPreload, 10298 parentPackageName, pkg.getChildPackageNames(), 10299 UserManagerService.getInstance(), usesStaticLibraries, 10300 pkg.usesStaticLibrariesVersions); 10301 } else { 10302 // REMOVE SharedUserSetting from method; update in a separate call. 10303 // 10304 // TODO(narayan): This update is bogus. nativeLibraryDir & primaryCpuAbi, 10305 // secondaryCpuAbi are not known at this point so we always update them 10306 // to null here, only to reset them at a later point. 10307 Settings.updatePackageSetting(pkgSetting, disabledPkgSetting, sharedUserSetting, 10308 destCodeFile, destResourceFile, pkg.applicationInfo.nativeLibraryDir, 10309 pkg.applicationInfo.primaryCpuAbi, pkg.applicationInfo.secondaryCpuAbi, 10310 pkg.applicationInfo.flags, pkg.applicationInfo.privateFlags, 10311 pkg.getChildPackageNames(), UserManagerService.getInstance(), 10312 usesStaticLibraries, pkg.usesStaticLibrariesVersions); 10313 } 10314 if (createNewPackage && originalPkgSetting != null) { 10315 // This is the initial transition from the original package, so, 10316 // fix up the new package's name now. We must do this after looking 10317 // up the package under its new name, so getPackageLP takes care of 10318 // fiddling things correctly. 10319 pkg.setPackageName(originalPkgSetting.name); 10320 10321 // File a report about this. 10322 String msg = "New package " + pkgSetting.realName 10323 + " renamed to replace old package " + pkgSetting.name; 10324 reportSettingsProblem(Log.WARN, msg); 10325 } 10326 10327 if (disabledPkgSetting != null) { 10328 pkg.applicationInfo.flags |= ApplicationInfo.FLAG_UPDATED_SYSTEM_APP; 10329 } 10330 10331 SELinuxMMAC.assignSeInfoValue(pkg); 10332 10333 pkg.mExtras = pkgSetting; 10334 pkg.applicationInfo.processName = fixProcessName( 10335 pkg.applicationInfo.packageName, 10336 pkg.applicationInfo.processName); 10337 10338 if (!isPlatformPackage) { 10339 // Get all of our default paths setup 10340 pkg.applicationInfo.initForUser(UserHandle.USER_SYSTEM); 10341 } 10342 10343 final String cpuAbiOverride = deriveAbiOverride(pkg.cpuAbiOverride, pkgSetting); 10344 10345 if ((scanFlags & SCAN_NEW_INSTALL) == 0) { 10346 if (needToDeriveAbi) { 10347 Trace.traceBegin(TRACE_TAG_PACKAGE_MANAGER, "derivePackageAbi"); 10348 final boolean extractNativeLibs = !pkg.isLibrary(); 10349 derivePackageAbi(pkg, cpuAbiOverride, extractNativeLibs); 10350 Trace.traceEnd(TRACE_TAG_PACKAGE_MANAGER); 10351 10352 // Some system apps still use directory structure for native libraries 10353 // in which case we might end up not detecting abi solely based on apk 10354 // structure. Try to detect abi based on directory structure. 10355 if (isSystemApp(pkg) && !pkg.isUpdatedSystemApp() && 10356 pkg.applicationInfo.primaryCpuAbi == null) { 10357 setBundledAppAbisAndRoots(pkg, pkgSetting); 10358 setNativeLibraryPaths(pkg, sAppLib32InstallDir); 10359 } 10360 } else { 10361 // This is not a first boot or an upgrade, don't bother deriving the 10362 // ABI during the scan. Instead, trust the value that was stored in the 10363 // package setting. 10364 pkg.applicationInfo.primaryCpuAbi = primaryCpuAbiFromSettings; 10365 pkg.applicationInfo.secondaryCpuAbi = secondaryCpuAbiFromSettings; 10366 10367 setNativeLibraryPaths(pkg, sAppLib32InstallDir); 10368 10369 if (DEBUG_ABI_SELECTION) { 10370 Slog.i(TAG, "Using ABIS and native lib paths from settings : " + 10371 pkg.packageName + " " + pkg.applicationInfo.primaryCpuAbi + ", " + 10372 pkg.applicationInfo.secondaryCpuAbi); 10373 } 10374 } 10375 } else { 10376 if ((scanFlags & SCAN_MOVE) != 0) { 10377 // We haven't run dex-opt for this move (since we've moved the compiled output too) 10378 // but we already have this packages package info in the PackageSetting. We just 10379 // use that and derive the native library path based on the new codepath. 10380 pkg.applicationInfo.primaryCpuAbi = pkgSetting.primaryCpuAbiString; 10381 pkg.applicationInfo.secondaryCpuAbi = pkgSetting.secondaryCpuAbiString; 10382 } 10383 10384 // Set native library paths again. For moves, the path will be updated based on the 10385 // ABIs we've determined above. For non-moves, the path will be updated based on the 10386 // ABIs we determined during compilation, but the path will depend on the final 10387 // package path (after the rename away from the stage path). 10388 setNativeLibraryPaths(pkg, sAppLib32InstallDir); 10389 } 10390 10391 // This is a special case for the "system" package, where the ABI is 10392 // dictated by the zygote configuration (and init.rc). We should keep track 10393 // of this ABI so that we can deal with "normal" applications that run under 10394 // the same UID correctly. 10395 if (isPlatformPackage) { 10396 pkg.applicationInfo.primaryCpuAbi = VMRuntime.getRuntime().is64Bit() ? 10397 Build.SUPPORTED_64_BIT_ABIS[0] : Build.SUPPORTED_32_BIT_ABIS[0]; 10398 } 10399 10400 // If there's a mismatch between the abi-override in the package setting 10401 // and the abiOverride specified for the install. Warn about this because we 10402 // would've already compiled the app without taking the package setting into 10403 // account. 10404 if ((scanFlags & SCAN_NO_DEX) == 0 && (scanFlags & SCAN_NEW_INSTALL) != 0) { 10405 if (cpuAbiOverride == null && pkg.packageName != null) { 10406 Slog.w(TAG, "Ignoring persisted ABI override " + cpuAbiOverride + 10407 " for package " + pkg.packageName); 10408 } 10409 } 10410 10411 pkgSetting.primaryCpuAbiString = pkg.applicationInfo.primaryCpuAbi; 10412 pkgSetting.secondaryCpuAbiString = pkg.applicationInfo.secondaryCpuAbi; 10413 pkgSetting.cpuAbiOverrideString = cpuAbiOverride; 10414 10415 // Copy the derived override back to the parsed package, so that we can 10416 // update the package settings accordingly. 10417 pkg.cpuAbiOverride = cpuAbiOverride; 10418 10419 if (DEBUG_ABI_SELECTION) { 10420 Slog.d(TAG, "Resolved nativeLibraryRoot for " + pkg.packageName 10421 + " to root=" + pkg.applicationInfo.nativeLibraryRootDir + ", isa=" 10422 + pkg.applicationInfo.nativeLibraryRootRequiresIsa); 10423 } 10424 10425 // Push the derived path down into PackageSettings so we know what to 10426 // clean up at uninstall time. 10427 pkgSetting.legacyNativeLibraryPathString = pkg.applicationInfo.nativeLibraryRootDir; 10428 10429 if (DEBUG_ABI_SELECTION) { 10430 Log.d(TAG, "Abis for package[" + pkg.packageName + "] are" + 10431 " primary=" + pkg.applicationInfo.primaryCpuAbi + 10432 " secondary=" + pkg.applicationInfo.secondaryCpuAbi); 10433 } 10434 10435 if ((scanFlags & SCAN_BOOTING) == 0 && pkgSetting.sharedUser != null) { 10436 // We don't do this here during boot because we can do it all 10437 // at once after scanning all existing packages. 10438 // 10439 // We also do this *before* we perform dexopt on this package, so that 10440 // we can avoid redundant dexopts, and also to make sure we've got the 10441 // code and package path correct. 10442 changedAbiCodePath = 10443 adjustCpuAbisForSharedUserLPw(pkgSetting.sharedUser.packages, pkg); 10444 } 10445 10446 if (isUnderFactoryTest && pkg.requestedPermissions.contains( 10447 android.Manifest.permission.FACTORY_TEST)) { 10448 pkg.applicationInfo.flags |= ApplicationInfo.FLAG_FACTORY_TEST; 10449 } 10450 10451 if (isSystemApp(pkg)) { 10452 pkgSetting.isOrphaned = true; 10453 } 10454 10455 // Take care of first install / last update times. 10456 final long scanFileTime = getLastModifiedTime(pkg); 10457 if (currentTime != 0) { 10458 if (pkgSetting.firstInstallTime == 0) { 10459 pkgSetting.firstInstallTime = pkgSetting.lastUpdateTime = currentTime; 10460 } else if ((scanFlags & SCAN_UPDATE_TIME) != 0) { 10461 pkgSetting.lastUpdateTime = currentTime; 10462 } 10463 } else if (pkgSetting.firstInstallTime == 0) { 10464 // We need *something*. Take time time stamp of the file. 10465 pkgSetting.firstInstallTime = pkgSetting.lastUpdateTime = scanFileTime; 10466 } else if ((parseFlags & PackageParser.PARSE_IS_SYSTEM_DIR) != 0) { 10467 if (scanFileTime != pkgSetting.timeStamp) { 10468 // A package on the system image has changed; consider this 10469 // to be an update. 10470 pkgSetting.lastUpdateTime = scanFileTime; 10471 } 10472 } 10473 pkgSetting.setTimeStamp(scanFileTime); 10474 10475 pkgSetting.pkg = pkg; 10476 pkgSetting.pkgFlags = pkg.applicationInfo.flags; 10477 if (pkg.getLongVersionCode() != pkgSetting.versionCode) { 10478 pkgSetting.versionCode = pkg.getLongVersionCode(); 10479 } 10480 // Update volume if needed 10481 final String volumeUuid = pkg.applicationInfo.volumeUuid; 10482 if (!Objects.equals(volumeUuid, pkgSetting.volumeUuid)) { 10483 Slog.i(PackageManagerService.TAG, 10484 "Update" + (pkgSetting.isSystem() ? " system" : "") 10485 + " package " + pkg.packageName 10486 + " volume from " + pkgSetting.volumeUuid 10487 + " to " + volumeUuid); 10488 pkgSetting.volumeUuid = volumeUuid; 10489 } 10490 10491 return new ScanResult(true, pkgSetting, changedAbiCodePath); 10492 } 10493 10494 /** 10495 * Returns {@code true} if the given file contains code. Otherwise {@code false}. 10496 */ 10497 private static boolean apkHasCode(String fileName) { 10498 StrictJarFile jarFile = null; 10499 try { 10500 jarFile = new StrictJarFile(fileName, 10501 false /*verify*/, false /*signatureSchemeRollbackProtectionsEnforced*/); 10502 return jarFile.findEntry("classes.dex") != null; 10503 } catch (IOException ignore) { 10504 } finally { 10505 try { 10506 if (jarFile != null) { 10507 jarFile.close(); 10508 } 10509 } catch (IOException ignore) {} 10510 } 10511 return false; 10512 } 10513 10514 /** 10515 * Enforces code policy for the package. This ensures that if an APK has 10516 * declared hasCode="true" in its manifest that the APK actually contains 10517 * code. 10518 * 10519 * @throws PackageManagerException If bytecode could not be found when it should exist 10520 */ 10521 private static void assertCodePolicy(PackageParser.Package pkg) 10522 throws PackageManagerException { 10523 final boolean shouldHaveCode = 10524 (pkg.applicationInfo.flags & ApplicationInfo.FLAG_HAS_CODE) != 0; 10525 if (shouldHaveCode && !apkHasCode(pkg.baseCodePath)) { 10526 throw new PackageManagerException(INSTALL_FAILED_INVALID_APK, 10527 "Package " + pkg.baseCodePath + " code is missing"); 10528 } 10529 10530 if (!ArrayUtils.isEmpty(pkg.splitCodePaths)) { 10531 for (int i = 0; i < pkg.splitCodePaths.length; i++) { 10532 final boolean splitShouldHaveCode = 10533 (pkg.splitFlags[i] & ApplicationInfo.FLAG_HAS_CODE) != 0; 10534 if (splitShouldHaveCode && !apkHasCode(pkg.splitCodePaths[i])) { 10535 throw new PackageManagerException(INSTALL_FAILED_INVALID_APK, 10536 "Package " + pkg.splitCodePaths[i] + " code is missing"); 10537 } 10538 } 10539 } 10540 } 10541 10542 /** 10543 * Applies policy to the parsed package based upon the given policy flags. 10544 * Ensures the package is in a good state. 10545 * <p> 10546 * Implementation detail: This method must NOT have any side effect. It would 10547 * ideally be static, but, it requires locks to read system state. 10548 */ 10549 private static void applyPolicy(PackageParser.Package pkg, final @ParseFlags int parseFlags, 10550 final @ScanFlags int scanFlags) { 10551 if ((scanFlags & SCAN_AS_SYSTEM) != 0) { 10552 pkg.applicationInfo.flags |= ApplicationInfo.FLAG_SYSTEM; 10553 if (pkg.applicationInfo.isDirectBootAware()) { 10554 // we're direct boot aware; set for all components 10555 for (PackageParser.Service s : pkg.services) { 10556 s.info.encryptionAware = s.info.directBootAware = true; 10557 } 10558 for (PackageParser.Provider p : pkg.providers) { 10559 p.info.encryptionAware = p.info.directBootAware = true; 10560 } 10561 for (PackageParser.Activity a : pkg.activities) { 10562 a.info.encryptionAware = a.info.directBootAware = true; 10563 } 10564 for (PackageParser.Activity r : pkg.receivers) { 10565 r.info.encryptionAware = r.info.directBootAware = true; 10566 } 10567 } 10568 if (compressedFileExists(pkg.codePath)) { 10569 pkg.isStub = true; 10570 } 10571 } else { 10572 // non system apps can't be flagged as core 10573 pkg.coreApp = false; 10574 // clear flags not applicable to regular apps 10575 pkg.applicationInfo.flags &= 10576 ~ApplicationInfo.FLAG_PERSISTENT; 10577 pkg.applicationInfo.privateFlags &= 10578 ~ApplicationInfo.PRIVATE_FLAG_DEFAULT_TO_DEVICE_PROTECTED_STORAGE; 10579 pkg.applicationInfo.privateFlags &= 10580 ~ApplicationInfo.PRIVATE_FLAG_DIRECT_BOOT_AWARE; 10581 // clear protected broadcasts 10582 pkg.protectedBroadcasts = null; 10583 // cap permission priorities 10584 if (pkg.permissionGroups != null && pkg.permissionGroups.size() > 0) { 10585 for (int i = pkg.permissionGroups.size() - 1; i >= 0; --i) { 10586 pkg.permissionGroups.get(i).info.priority = 0; 10587 } 10588 } 10589 } 10590 if ((scanFlags & SCAN_AS_PRIVILEGED) == 0) { 10591 // ignore export request for single user receivers 10592 if (pkg.receivers != null) { 10593 for (int i = pkg.receivers.size() - 1; i >= 0; --i) { 10594 final PackageParser.Activity receiver = pkg.receivers.get(i); 10595 if ((receiver.info.flags & ActivityInfo.FLAG_SINGLE_USER) != 0) { 10596 receiver.info.exported = false; 10597 } 10598 } 10599 } 10600 // ignore export request for single user services 10601 if (pkg.services != null) { 10602 for (int i = pkg.services.size() - 1; i >= 0; --i) { 10603 final PackageParser.Service service = pkg.services.get(i); 10604 if ((service.info.flags & ServiceInfo.FLAG_SINGLE_USER) != 0) { 10605 service.info.exported = false; 10606 } 10607 } 10608 } 10609 // ignore export request for single user providers 10610 if (pkg.providers != null) { 10611 for (int i = pkg.providers.size() - 1; i >= 0; --i) { 10612 final PackageParser.Provider provider = pkg.providers.get(i); 10613 if ((provider.info.flags & ProviderInfo.FLAG_SINGLE_USER) != 0) { 10614 provider.info.exported = false; 10615 } 10616 } 10617 } 10618 } 10619 pkg.mTrustedOverlay = (scanFlags & SCAN_TRUSTED_OVERLAY) != 0; 10620 10621 if ((scanFlags & SCAN_AS_PRIVILEGED) != 0) { 10622 pkg.applicationInfo.privateFlags |= ApplicationInfo.PRIVATE_FLAG_PRIVILEGED; 10623 } 10624 10625 if ((scanFlags & SCAN_AS_OEM) != 0) { 10626 pkg.applicationInfo.privateFlags |= ApplicationInfo.PRIVATE_FLAG_OEM; 10627 } 10628 10629 if ((scanFlags & SCAN_AS_VENDOR) != 0) { 10630 pkg.applicationInfo.privateFlags |= ApplicationInfo.PRIVATE_FLAG_VENDOR; 10631 } 10632 10633 if (!isSystemApp(pkg)) { 10634 // Only system apps can use these features. 10635 pkg.mOriginalPackages = null; 10636 pkg.mRealPackage = null; 10637 pkg.mAdoptPermissions = null; 10638 } 10639 } 10640 10641 /** 10642 * Asserts the parsed package is valid according to the given policy. If the 10643 * package is invalid, for whatever reason, throws {@link PackageManagerException}. 10644 * <p> 10645 * Implementation detail: This method must NOT have any side effects. It would 10646 * ideally be static, but, it requires locks to read system state. 10647 * 10648 * @throws PackageManagerException If the package fails any of the validation checks 10649 */ 10650 private void assertPackageIsValid(PackageParser.Package pkg, final @ParseFlags int parseFlags, 10651 final @ScanFlags int scanFlags) 10652 throws PackageManagerException { 10653 if ((parseFlags & PackageParser.PARSE_ENFORCE_CODE) != 0) { 10654 assertCodePolicy(pkg); 10655 } 10656 10657 if (pkg.applicationInfo.getCodePath() == null || 10658 pkg.applicationInfo.getResourcePath() == null) { 10659 // Bail out. The resource and code paths haven't been set. 10660 throw new PackageManagerException(INSTALL_FAILED_INVALID_APK, 10661 "Code and resource paths haven't been set correctly"); 10662 } 10663 10664 // Make sure we're not adding any bogus keyset info 10665 final KeySetManagerService ksms = mSettings.mKeySetManagerService; 10666 ksms.assertScannedPackageValid(pkg); 10667 10668 synchronized (mPackages) { 10669 // The special "android" package can only be defined once 10670 if (pkg.packageName.equals("android")) { 10671 if (mAndroidApplication != null) { 10672 Slog.w(TAG, "*************************************************"); 10673 Slog.w(TAG, "Core android package being redefined. Skipping."); 10674 Slog.w(TAG, " codePath=" + pkg.codePath); 10675 Slog.w(TAG, "*************************************************"); 10676 throw new PackageManagerException(INSTALL_FAILED_DUPLICATE_PACKAGE, 10677 "Core android package being redefined. Skipping."); 10678 } 10679 } 10680 10681 // A package name must be unique; don't allow duplicates 10682 if (mPackages.containsKey(pkg.packageName)) { 10683 throw new PackageManagerException(INSTALL_FAILED_DUPLICATE_PACKAGE, 10684 "Application package " + pkg.packageName 10685 + " already installed. Skipping duplicate."); 10686 } 10687 10688 if (pkg.applicationInfo.isStaticSharedLibrary()) { 10689 // Static libs have a synthetic package name containing the version 10690 // but we still want the base name to be unique. 10691 if (mPackages.containsKey(pkg.manifestPackageName)) { 10692 throw new PackageManagerException( 10693 "Duplicate static shared lib provider package"); 10694 } 10695 10696 // Static shared libraries should have at least O target SDK 10697 if (pkg.applicationInfo.targetSdkVersion < Build.VERSION_CODES.O) { 10698 throw new PackageManagerException( 10699 "Packages declaring static-shared libs must target O SDK or higher"); 10700 } 10701 10702 // Package declaring static a shared lib cannot be instant apps 10703 if ((scanFlags & SCAN_AS_INSTANT_APP) != 0) { 10704 throw new PackageManagerException( 10705 "Packages declaring static-shared libs cannot be instant apps"); 10706 } 10707 10708 // Package declaring static a shared lib cannot be renamed since the package 10709 // name is synthetic and apps can't code around package manager internals. 10710 if (!ArrayUtils.isEmpty(pkg.mOriginalPackages)) { 10711 throw new PackageManagerException( 10712 "Packages declaring static-shared libs cannot be renamed"); 10713 } 10714 10715 // Package declaring static a shared lib cannot declare child packages 10716 if (!ArrayUtils.isEmpty(pkg.childPackages)) { 10717 throw new PackageManagerException( 10718 "Packages declaring static-shared libs cannot have child packages"); 10719 } 10720 10721 // Package declaring static a shared lib cannot declare dynamic libs 10722 if (!ArrayUtils.isEmpty(pkg.libraryNames)) { 10723 throw new PackageManagerException( 10724 "Packages declaring static-shared libs cannot declare dynamic libs"); 10725 } 10726 10727 // Package declaring static a shared lib cannot declare shared users 10728 if (pkg.mSharedUserId != null) { 10729 throw new PackageManagerException( 10730 "Packages declaring static-shared libs cannot declare shared users"); 10731 } 10732 10733 // Static shared libs cannot declare activities 10734 if (!pkg.activities.isEmpty()) { 10735 throw new PackageManagerException( 10736 "Static shared libs cannot declare activities"); 10737 } 10738 10739 // Static shared libs cannot declare services 10740 if (!pkg.services.isEmpty()) { 10741 throw new PackageManagerException( 10742 "Static shared libs cannot declare services"); 10743 } 10744 10745 // Static shared libs cannot declare providers 10746 if (!pkg.providers.isEmpty()) { 10747 throw new PackageManagerException( 10748 "Static shared libs cannot declare content providers"); 10749 } 10750 10751 // Static shared libs cannot declare receivers 10752 if (!pkg.receivers.isEmpty()) { 10753 throw new PackageManagerException( 10754 "Static shared libs cannot declare broadcast receivers"); 10755 } 10756 10757 // Static shared libs cannot declare permission groups 10758 if (!pkg.permissionGroups.isEmpty()) { 10759 throw new PackageManagerException( 10760 "Static shared libs cannot declare permission groups"); 10761 } 10762 10763 // Static shared libs cannot declare permissions 10764 if (!pkg.permissions.isEmpty()) { 10765 throw new PackageManagerException( 10766 "Static shared libs cannot declare permissions"); 10767 } 10768 10769 // Static shared libs cannot declare protected broadcasts 10770 if (pkg.protectedBroadcasts != null) { 10771 throw new PackageManagerException( 10772 "Static shared libs cannot declare protected broadcasts"); 10773 } 10774 10775 // Static shared libs cannot be overlay targets 10776 if (pkg.mOverlayTarget != null) { 10777 throw new PackageManagerException( 10778 "Static shared libs cannot be overlay targets"); 10779 } 10780 10781 // The version codes must be ordered as lib versions 10782 long minVersionCode = Long.MIN_VALUE; 10783 long maxVersionCode = Long.MAX_VALUE; 10784 10785 LongSparseArray<SharedLibraryEntry> versionedLib = mSharedLibraries.get( 10786 pkg.staticSharedLibName); 10787 if (versionedLib != null) { 10788 final int versionCount = versionedLib.size(); 10789 for (int i = 0; i < versionCount; i++) { 10790 SharedLibraryInfo libInfo = versionedLib.valueAt(i).info; 10791 final long libVersionCode = libInfo.getDeclaringPackage() 10792 .getLongVersionCode(); 10793 if (libInfo.getLongVersion() < pkg.staticSharedLibVersion) { 10794 minVersionCode = Math.max(minVersionCode, libVersionCode + 1); 10795 } else if (libInfo.getLongVersion() > pkg.staticSharedLibVersion) { 10796 maxVersionCode = Math.min(maxVersionCode, libVersionCode - 1); 10797 } else { 10798 minVersionCode = maxVersionCode = libVersionCode; 10799 break; 10800 } 10801 } 10802 } 10803 if (pkg.getLongVersionCode() < minVersionCode 10804 || pkg.getLongVersionCode() > maxVersionCode) { 10805 throw new PackageManagerException("Static shared" 10806 + " lib version codes must be ordered as lib versions"); 10807 } 10808 } 10809 10810 // Only privileged apps and updated privileged apps can add child packages. 10811 if (pkg.childPackages != null && !pkg.childPackages.isEmpty()) { 10812 if ((scanFlags & SCAN_AS_PRIVILEGED) == 0) { 10813 throw new PackageManagerException("Only privileged apps can add child " 10814 + "packages. Ignoring package " + pkg.packageName); 10815 } 10816 final int childCount = pkg.childPackages.size(); 10817 for (int i = 0; i < childCount; i++) { 10818 PackageParser.Package childPkg = pkg.childPackages.get(i); 10819 if (mSettings.hasOtherDisabledSystemPkgWithChildLPr(pkg.packageName, 10820 childPkg.packageName)) { 10821 throw new PackageManagerException("Can't override child of " 10822 + "another disabled app. Ignoring package " + pkg.packageName); 10823 } 10824 } 10825 } 10826 10827 // If we're only installing presumed-existing packages, require that the 10828 // scanned APK is both already known and at the path previously established 10829 // for it. Previously unknown packages we pick up normally, but if we have an 10830 // a priori expectation about this package's install presence, enforce it. 10831 // With a singular exception for new system packages. When an OTA contains 10832 // a new system package, we allow the codepath to change from a system location 10833 // to the user-installed location. If we don't allow this change, any newer, 10834 // user-installed version of the application will be ignored. 10835 if ((scanFlags & SCAN_REQUIRE_KNOWN) != 0) { 10836 if (mExpectingBetter.containsKey(pkg.packageName)) { 10837 logCriticalInfo(Log.WARN, 10838 "Relax SCAN_REQUIRE_KNOWN requirement for package " + pkg.packageName); 10839 } else { 10840 PackageSetting known = mSettings.getPackageLPr(pkg.packageName); 10841 if (known != null) { 10842 if (DEBUG_PACKAGE_SCANNING) { 10843 Log.d(TAG, "Examining " + pkg.codePath 10844 + " and requiring known paths " + known.codePathString 10845 + " & " + known.resourcePathString); 10846 } 10847 if (!pkg.applicationInfo.getCodePath().equals(known.codePathString) 10848 || !pkg.applicationInfo.getResourcePath().equals( 10849 known.resourcePathString)) { 10850 throw new PackageManagerException(INSTALL_FAILED_PACKAGE_CHANGED, 10851 "Application package " + pkg.packageName 10852 + " found at " + pkg.applicationInfo.getCodePath() 10853 + " but expected at " + known.codePathString 10854 + "; ignoring."); 10855 } 10856 } else { 10857 throw new PackageManagerException(INSTALL_FAILED_INVALID_INSTALL_LOCATION, 10858 "Application package " + pkg.packageName 10859 + " not found; ignoring."); 10860 } 10861 } 10862 } 10863 10864 // Verify that this new package doesn't have any content providers 10865 // that conflict with existing packages. Only do this if the 10866 // package isn't already installed, since we don't want to break 10867 // things that are installed. 10868 if ((scanFlags & SCAN_NEW_INSTALL) != 0) { 10869 final int N = pkg.providers.size(); 10870 int i; 10871 for (i=0; i<N; i++) { 10872 PackageParser.Provider p = pkg.providers.get(i); 10873 if (p.info.authority != null) { 10874 String names[] = p.info.authority.split(";"); 10875 for (int j = 0; j < names.length; j++) { 10876 if (mProvidersByAuthority.containsKey(names[j])) { 10877 PackageParser.Provider other = mProvidersByAuthority.get(names[j]); 10878 final String otherPackageName = 10879 ((other != null && other.getComponentName() != null) ? 10880 other.getComponentName().getPackageName() : "?"); 10881 throw new PackageManagerException( 10882 INSTALL_FAILED_CONFLICTING_PROVIDER, 10883 "Can't install because provider name " + names[j] 10884 + " (in package " + pkg.applicationInfo.packageName 10885 + ") is already used by " + otherPackageName); 10886 } 10887 } 10888 } 10889 } 10890 } 10891 10892 // Verify that packages sharing a user with a privileged app are marked as privileged. 10893 if (!pkg.isPrivileged() && (pkg.mSharedUserId != null)) { 10894 SharedUserSetting sharedUserSetting = null; 10895 try { 10896 sharedUserSetting = mSettings.getSharedUserLPw(pkg.mSharedUserId, 0, 0, false); 10897 } catch (PackageManagerException ignore) {} 10898 if (sharedUserSetting != null && sharedUserSetting.isPrivileged()) { 10899 // Exempt SharedUsers signed with the platform key. 10900 PackageSetting platformPkgSetting = mSettings.mPackages.get("android"); 10901 if ((platformPkgSetting.signatures.mSigningDetails 10902 != PackageParser.SigningDetails.UNKNOWN) 10903 && (compareSignatures( 10904 platformPkgSetting.signatures.mSigningDetails.signatures, 10905 pkg.mSigningDetails.signatures) 10906 != PackageManager.SIGNATURE_MATCH)) { 10907 throw new PackageManagerException("Apps that share a user with a " + 10908 "privileged app must themselves be marked as privileged. " + 10909 pkg.packageName + " shares privileged user " + 10910 pkg.mSharedUserId + "."); 10911 } 10912 } 10913 } 10914 } 10915 } 10916 10917 private boolean addSharedLibraryLPw(String path, String apk, String name, long version, 10918 int type, String declaringPackageName, long declaringVersionCode) { 10919 LongSparseArray<SharedLibraryEntry> versionedLib = mSharedLibraries.get(name); 10920 if (versionedLib == null) { 10921 versionedLib = new LongSparseArray<>(); 10922 mSharedLibraries.put(name, versionedLib); 10923 if (type == SharedLibraryInfo.TYPE_STATIC) { 10924 mStaticLibsByDeclaringPackage.put(declaringPackageName, versionedLib); 10925 } 10926 } else if (versionedLib.indexOfKey(version) >= 0) { 10927 return false; 10928 } 10929 SharedLibraryEntry libEntry = new SharedLibraryEntry(path, apk, name, 10930 version, type, declaringPackageName, declaringVersionCode); 10931 versionedLib.put(version, libEntry); 10932 return true; 10933 } 10934 10935 private boolean removeSharedLibraryLPw(String name, long version) { 10936 LongSparseArray<SharedLibraryEntry> versionedLib = mSharedLibraries.get(name); 10937 if (versionedLib == null) { 10938 return false; 10939 } 10940 final int libIdx = versionedLib.indexOfKey(version); 10941 if (libIdx < 0) { 10942 return false; 10943 } 10944 SharedLibraryEntry libEntry = versionedLib.valueAt(libIdx); 10945 versionedLib.remove(version); 10946 if (versionedLib.size() <= 0) { 10947 mSharedLibraries.remove(name); 10948 if (libEntry.info.getType() == SharedLibraryInfo.TYPE_STATIC) { 10949 mStaticLibsByDeclaringPackage.remove(libEntry.info.getDeclaringPackage() 10950 .getPackageName()); 10951 } 10952 } 10953 return true; 10954 } 10955 10956 /** 10957 * Adds a scanned package to the system. When this method is finished, the package will 10958 * be available for query, resolution, etc... 10959 */ 10960 private void commitPackageSettings(PackageParser.Package pkg, PackageSetting pkgSetting, 10961 UserHandle user, final @ScanFlags int scanFlags, boolean chatty) { 10962 final String pkgName = pkg.packageName; 10963 if (mCustomResolverComponentName != null && 10964 mCustomResolverComponentName.getPackageName().equals(pkg.packageName)) { 10965 setUpCustomResolverActivity(pkg); 10966 } 10967 10968 if (pkg.packageName.equals("android")) { 10969 synchronized (mPackages) { 10970 if ((scanFlags & SCAN_CHECK_ONLY) == 0) { 10971 // Set up information for our fall-back user intent resolution activity. 10972 mPlatformPackage = pkg; 10973 pkg.mVersionCode = mSdkVersion; 10974 pkg.mVersionCodeMajor = 0; 10975 mAndroidApplication = pkg.applicationInfo; 10976 if (!mResolverReplaced) { 10977 mResolveActivity.applicationInfo = mAndroidApplication; 10978 mResolveActivity.name = ResolverActivity.class.getName(); 10979 mResolveActivity.packageName = mAndroidApplication.packageName; 10980 mResolveActivity.processName = "system:ui"; 10981 mResolveActivity.launchMode = ActivityInfo.LAUNCH_MULTIPLE; 10982 mResolveActivity.documentLaunchMode = ActivityInfo.DOCUMENT_LAUNCH_NEVER; 10983 mResolveActivity.flags = ActivityInfo.FLAG_EXCLUDE_FROM_RECENTS; 10984 mResolveActivity.theme = R.style.Theme_Material_Dialog_Alert; 10985 mResolveActivity.exported = true; 10986 mResolveActivity.enabled = true; 10987 mResolveActivity.resizeMode = ActivityInfo.RESIZE_MODE_RESIZEABLE; 10988 mResolveActivity.configChanges = ActivityInfo.CONFIG_SCREEN_SIZE 10989 | ActivityInfo.CONFIG_SMALLEST_SCREEN_SIZE 10990 | ActivityInfo.CONFIG_SCREEN_LAYOUT 10991 | ActivityInfo.CONFIG_ORIENTATION 10992 | ActivityInfo.CONFIG_KEYBOARD 10993 | ActivityInfo.CONFIG_KEYBOARD_HIDDEN; 10994 mResolveInfo.activityInfo = mResolveActivity; 10995 mResolveInfo.priority = 0; 10996 mResolveInfo.preferredOrder = 0; 10997 mResolveInfo.match = 0; 10998 mResolveComponentName = new ComponentName( 10999 mAndroidApplication.packageName, mResolveActivity.name); 11000 } 11001 } 11002 } 11003 } 11004 11005 ArrayList<PackageParser.Package> clientLibPkgs = null; 11006 // writer 11007 synchronized (mPackages) { 11008 boolean hasStaticSharedLibs = false; 11009 11010 // Any app can add new static shared libraries 11011 if (pkg.staticSharedLibName != null) { 11012 // Static shared libs don't allow renaming as they have synthetic package 11013 // names to allow install of multiple versions, so use name from manifest. 11014 if (addSharedLibraryLPw(null, pkg.packageName, pkg.staticSharedLibName, 11015 pkg.staticSharedLibVersion, SharedLibraryInfo.TYPE_STATIC, 11016 pkg.manifestPackageName, pkg.getLongVersionCode())) { 11017 hasStaticSharedLibs = true; 11018 } else { 11019 Slog.w(TAG, "Package " + pkg.packageName + " library " 11020 + pkg.staticSharedLibName + " already exists; skipping"); 11021 } 11022 // Static shared libs cannot be updated once installed since they 11023 // use synthetic package name which includes the version code, so 11024 // not need to update other packages's shared lib dependencies. 11025 } 11026 11027 if (!hasStaticSharedLibs 11028 && (pkg.applicationInfo.flags & ApplicationInfo.FLAG_SYSTEM) != 0) { 11029 // Only system apps can add new dynamic shared libraries. 11030 if (pkg.libraryNames != null) { 11031 for (int i = 0; i < pkg.libraryNames.size(); i++) { 11032 String name = pkg.libraryNames.get(i); 11033 boolean allowed = false; 11034 if (pkg.isUpdatedSystemApp()) { 11035 // New library entries can only be added through the 11036 // system image. This is important to get rid of a lot 11037 // of nasty edge cases: for example if we allowed a non- 11038 // system update of the app to add a library, then uninstalling 11039 // the update would make the library go away, and assumptions 11040 // we made such as through app install filtering would now 11041 // have allowed apps on the device which aren't compatible 11042 // with it. Better to just have the restriction here, be 11043 // conservative, and create many fewer cases that can negatively 11044 // impact the user experience. 11045 final PackageSetting sysPs = mSettings 11046 .getDisabledSystemPkgLPr(pkg.packageName); 11047 if (sysPs.pkg != null && sysPs.pkg.libraryNames != null) { 11048 for (int j = 0; j < sysPs.pkg.libraryNames.size(); j++) { 11049 if (name.equals(sysPs.pkg.libraryNames.get(j))) { 11050 allowed = true; 11051 break; 11052 } 11053 } 11054 } 11055 } else { 11056 allowed = true; 11057 } 11058 if (allowed) { 11059 if (!addSharedLibraryLPw(null, pkg.packageName, name, 11060 SharedLibraryInfo.VERSION_UNDEFINED, 11061 SharedLibraryInfo.TYPE_DYNAMIC, 11062 pkg.packageName, pkg.getLongVersionCode())) { 11063 Slog.w(TAG, "Package " + pkg.packageName + " library " 11064 + name + " already exists; skipping"); 11065 } 11066 } else { 11067 Slog.w(TAG, "Package " + pkg.packageName + " declares lib " 11068 + name + " that is not declared on system image; skipping"); 11069 } 11070 } 11071 11072 if ((scanFlags & SCAN_BOOTING) == 0) { 11073 // If we are not booting, we need to update any applications 11074 // that are clients of our shared library. If we are booting, 11075 // this will all be done once the scan is complete. 11076 clientLibPkgs = updateAllSharedLibrariesLPw(pkg); 11077 } 11078 } 11079 } 11080 } 11081 11082 if ((scanFlags & SCAN_BOOTING) != 0) { 11083 // No apps can run during boot scan, so they don't need to be frozen 11084 } else if ((scanFlags & SCAN_DONT_KILL_APP) != 0) { 11085 // Caller asked to not kill app, so it's probably not frozen 11086 } else if ((scanFlags & SCAN_IGNORE_FROZEN) != 0) { 11087 // Caller asked us to ignore frozen check for some reason; they 11088 // probably didn't know the package name 11089 } else { 11090 // We're doing major surgery on this package, so it better be frozen 11091 // right now to keep it from launching 11092 checkPackageFrozen(pkgName); 11093 } 11094 11095 // Also need to kill any apps that are dependent on the library. 11096 if (clientLibPkgs != null) { 11097 for (int i=0; i<clientLibPkgs.size(); i++) { 11098 PackageParser.Package clientPkg = clientLibPkgs.get(i); 11099 killApplication(clientPkg.applicationInfo.packageName, 11100 clientPkg.applicationInfo.uid, "update lib"); 11101 } 11102 } 11103 11104 // writer 11105 Trace.traceBegin(TRACE_TAG_PACKAGE_MANAGER, "updateSettings"); 11106 11107 synchronized (mPackages) { 11108 // We don't expect installation to fail beyond this point 11109 11110 // Add the new setting to mSettings 11111 mSettings.insertPackageSettingLPw(pkgSetting, pkg); 11112 // Add the new setting to mPackages 11113 mPackages.put(pkg.applicationInfo.packageName, pkg); 11114 // Make sure we don't accidentally delete its data. 11115 final Iterator<PackageCleanItem> iter = mSettings.mPackagesToBeCleaned.iterator(); 11116 while (iter.hasNext()) { 11117 PackageCleanItem item = iter.next(); 11118 if (pkgName.equals(item.packageName)) { 11119 iter.remove(); 11120 } 11121 } 11122 11123 // Add the package's KeySets to the global KeySetManagerService 11124 KeySetManagerService ksms = mSettings.mKeySetManagerService; 11125 ksms.addScannedPackageLPw(pkg); 11126 11127 int N = pkg.providers.size(); 11128 StringBuilder r = null; 11129 int i; 11130 for (i=0; i<N; i++) { 11131 PackageParser.Provider p = pkg.providers.get(i); 11132 p.info.processName = fixProcessName(pkg.applicationInfo.processName, 11133 p.info.processName); 11134 mProviders.addProvider(p); 11135 p.syncable = p.info.isSyncable; 11136 if (p.info.authority != null) { 11137 String names[] = p.info.authority.split(";"); 11138 p.info.authority = null; 11139 for (int j = 0; j < names.length; j++) { 11140 if (j == 1 && p.syncable) { 11141 // We only want the first authority for a provider to possibly be 11142 // syncable, so if we already added this provider using a different 11143 // authority clear the syncable flag. We copy the provider before 11144 // changing it because the mProviders object contains a reference 11145 // to a provider that we don't want to change. 11146 // Only do this for the second authority since the resulting provider 11147 // object can be the same for all future authorities for this provider. 11148 p = new PackageParser.Provider(p); 11149 p.syncable = false; 11150 } 11151 if (!mProvidersByAuthority.containsKey(names[j])) { 11152 mProvidersByAuthority.put(names[j], p); 11153 if (p.info.authority == null) { 11154 p.info.authority = names[j]; 11155 } else { 11156 p.info.authority = p.info.authority + ";" + names[j]; 11157 } 11158 if (DEBUG_PACKAGE_SCANNING) { 11159 if (chatty) 11160 Log.d(TAG, "Registered content provider: " + names[j] 11161 + ", className = " + p.info.name + ", isSyncable = " 11162 + p.info.isSyncable); 11163 } 11164 } else { 11165 PackageParser.Provider other = mProvidersByAuthority.get(names[j]); 11166 Slog.w(TAG, "Skipping provider name " + names[j] + 11167 " (in package " + pkg.applicationInfo.packageName + 11168 "): name already used by " 11169 + ((other != null && other.getComponentName() != null) 11170 ? other.getComponentName().getPackageName() : "?")); 11171 } 11172 } 11173 } 11174 if (chatty) { 11175 if (r == null) { 11176 r = new StringBuilder(256); 11177 } else { 11178 r.append(' '); 11179 } 11180 r.append(p.info.name); 11181 } 11182 } 11183 if (r != null) { 11184 if (DEBUG_PACKAGE_SCANNING) Log.d(TAG, " Providers: " + r); 11185 } 11186 11187 N = pkg.services.size(); 11188 r = null; 11189 for (i=0; i<N; i++) { 11190 PackageParser.Service s = pkg.services.get(i); 11191 s.info.processName = fixProcessName(pkg.applicationInfo.processName, 11192 s.info.processName); 11193 mServices.addService(s); 11194 if (chatty) { 11195 if (r == null) { 11196 r = new StringBuilder(256); 11197 } else { 11198 r.append(' '); 11199 } 11200 r.append(s.info.name); 11201 } 11202 } 11203 if (r != null) { 11204 if (DEBUG_PACKAGE_SCANNING) Log.d(TAG, " Services: " + r); 11205 } 11206 11207 N = pkg.receivers.size(); 11208 r = null; 11209 for (i=0; i<N; i++) { 11210 PackageParser.Activity a = pkg.receivers.get(i); 11211 a.info.processName = fixProcessName(pkg.applicationInfo.processName, 11212 a.info.processName); 11213 mReceivers.addActivity(a, "receiver"); 11214 if (chatty) { 11215 if (r == null) { 11216 r = new StringBuilder(256); 11217 } else { 11218 r.append(' '); 11219 } 11220 r.append(a.info.name); 11221 } 11222 } 11223 if (r != null) { 11224 if (DEBUG_PACKAGE_SCANNING) Log.d(TAG, " Receivers: " + r); 11225 } 11226 11227 N = pkg.activities.size(); 11228 r = null; 11229 for (i=0; i<N; i++) { 11230 PackageParser.Activity a = pkg.activities.get(i); 11231 a.info.processName = fixProcessName(pkg.applicationInfo.processName, 11232 a.info.processName); 11233 mActivities.addActivity(a, "activity"); 11234 if (chatty) { 11235 if (r == null) { 11236 r = new StringBuilder(256); 11237 } else { 11238 r.append(' '); 11239 } 11240 r.append(a.info.name); 11241 } 11242 } 11243 if (r != null) { 11244 if (DEBUG_PACKAGE_SCANNING) Log.d(TAG, " Activities: " + r); 11245 } 11246 11247 // Don't allow ephemeral applications to define new permissions groups. 11248 if ((scanFlags & SCAN_AS_INSTANT_APP) != 0) { 11249 Slog.w(TAG, "Permission groups from package " + pkg.packageName 11250 + " ignored: instant apps cannot define new permission groups."); 11251 } else { 11252 mPermissionManager.addAllPermissionGroups(pkg, chatty); 11253 } 11254 11255 // Don't allow ephemeral applications to define new permissions. 11256 if ((scanFlags & SCAN_AS_INSTANT_APP) != 0) { 11257 Slog.w(TAG, "Permissions from package " + pkg.packageName 11258 + " ignored: instant apps cannot define new permissions."); 11259 } else { 11260 mPermissionManager.addAllPermissions(pkg, chatty); 11261 } 11262 11263 N = pkg.instrumentation.size(); 11264 r = null; 11265 for (i=0; i<N; i++) { 11266 PackageParser.Instrumentation a = pkg.instrumentation.get(i); 11267 a.info.packageName = pkg.applicationInfo.packageName; 11268 a.info.sourceDir = pkg.applicationInfo.sourceDir; 11269 a.info.publicSourceDir = pkg.applicationInfo.publicSourceDir; 11270 a.info.splitNames = pkg.splitNames; 11271 a.info.splitSourceDirs = pkg.applicationInfo.splitSourceDirs; 11272 a.info.splitPublicSourceDirs = pkg.applicationInfo.splitPublicSourceDirs; 11273 a.info.splitDependencies = pkg.applicationInfo.splitDependencies; 11274 a.info.dataDir = pkg.applicationInfo.dataDir; 11275 a.info.deviceProtectedDataDir = pkg.applicationInfo.deviceProtectedDataDir; 11276 a.info.credentialProtectedDataDir = pkg.applicationInfo.credentialProtectedDataDir; 11277 a.info.nativeLibraryDir = pkg.applicationInfo.nativeLibraryDir; 11278 a.info.secondaryNativeLibraryDir = pkg.applicationInfo.secondaryNativeLibraryDir; 11279 mInstrumentation.put(a.getComponentName(), a); 11280 if (chatty) { 11281 if (r == null) { 11282 r = new StringBuilder(256); 11283 } else { 11284 r.append(' '); 11285 } 11286 r.append(a.info.name); 11287 } 11288 } 11289 if (r != null) { 11290 if (DEBUG_PACKAGE_SCANNING) Log.d(TAG, " Instrumentation: " + r); 11291 } 11292 11293 if (pkg.protectedBroadcasts != null) { 11294 N = pkg.protectedBroadcasts.size(); 11295 synchronized (mProtectedBroadcasts) { 11296 for (i = 0; i < N; i++) { 11297 mProtectedBroadcasts.add(pkg.protectedBroadcasts.get(i)); 11298 } 11299 } 11300 } 11301 } 11302 11303 Trace.traceEnd(TRACE_TAG_PACKAGE_MANAGER); 11304 } 11305 11306 /** 11307 * Derive the ABI of a non-system package located at {@code scanFile}. This information 11308 * is derived purely on the basis of the contents of {@code scanFile} and 11309 * {@code cpuAbiOverride}. 11310 * 11311 * If {@code extractLibs} is true, native libraries are extracted from the app if required. 11312 */ 11313 private static void derivePackageAbi(PackageParser.Package pkg, String cpuAbiOverride, 11314 boolean extractLibs) 11315 throws PackageManagerException { 11316 // Give ourselves some initial paths; we'll come back for another 11317 // pass once we've determined ABI below. 11318 setNativeLibraryPaths(pkg, sAppLib32InstallDir); 11319 11320 // We would never need to extract libs for forward-locked and external packages, 11321 // since the container service will do it for us. We shouldn't attempt to 11322 // extract libs from system app when it was not updated. 11323 if (pkg.isForwardLocked() || pkg.applicationInfo.isExternalAsec() || 11324 (isSystemApp(pkg) && !pkg.isUpdatedSystemApp())) { 11325 extractLibs = false; 11326 } 11327 11328 final String nativeLibraryRootStr = pkg.applicationInfo.nativeLibraryRootDir; 11329 final boolean useIsaSpecificSubdirs = pkg.applicationInfo.nativeLibraryRootRequiresIsa; 11330 11331 NativeLibraryHelper.Handle handle = null; 11332 try { 11333 handle = NativeLibraryHelper.Handle.create(pkg); 11334 // TODO(multiArch): This can be null for apps that didn't go through the 11335 // usual installation process. We can calculate it again, like we 11336 // do during install time. 11337 // 11338 // TODO(multiArch): Why do we need to rescan ASEC apps again ? It seems totally 11339 // unnecessary. 11340 final File nativeLibraryRoot = new File(nativeLibraryRootStr); 11341 11342 // Null out the abis so that they can be recalculated. 11343 pkg.applicationInfo.primaryCpuAbi = null; 11344 pkg.applicationInfo.secondaryCpuAbi = null; 11345 if (isMultiArch(pkg.applicationInfo)) { 11346 // Warn if we've set an abiOverride for multi-lib packages.. 11347 // By definition, we need to copy both 32 and 64 bit libraries for 11348 // such packages. 11349 if (pkg.cpuAbiOverride != null 11350 && !NativeLibraryHelper.CLEAR_ABI_OVERRIDE.equals(pkg.cpuAbiOverride)) { 11351 Slog.w(TAG, "Ignoring abiOverride for multi arch application."); 11352 } 11353 11354 int abi32 = PackageManager.NO_NATIVE_LIBRARIES; 11355 int abi64 = PackageManager.NO_NATIVE_LIBRARIES; 11356 if (Build.SUPPORTED_32_BIT_ABIS.length > 0) { 11357 if (extractLibs) { 11358 Trace.traceBegin(TRACE_TAG_PACKAGE_MANAGER, "copyNativeBinaries"); 11359 abi32 = NativeLibraryHelper.copyNativeBinariesForSupportedAbi(handle, 11360 nativeLibraryRoot, Build.SUPPORTED_32_BIT_ABIS, 11361 useIsaSpecificSubdirs); 11362 } else { 11363 Trace.traceBegin(TRACE_TAG_PACKAGE_MANAGER, "findSupportedAbi"); 11364 abi32 = NativeLibraryHelper.findSupportedAbi(handle, Build.SUPPORTED_32_BIT_ABIS); 11365 } 11366 Trace.traceEnd(TRACE_TAG_PACKAGE_MANAGER); 11367 } 11368 11369 // Shared library native code should be in the APK zip aligned 11370 if (abi32 >= 0 && pkg.isLibrary() && extractLibs) { 11371 throw new PackageManagerException(INSTALL_FAILED_INTERNAL_ERROR, 11372 "Shared library native lib extraction not supported"); 11373 } 11374 11375 maybeThrowExceptionForMultiArchCopy( 11376 "Error unpackaging 32 bit native libs for multiarch app.", abi32); 11377 11378 if (Build.SUPPORTED_64_BIT_ABIS.length > 0) { 11379 if (extractLibs) { 11380 Trace.traceBegin(TRACE_TAG_PACKAGE_MANAGER, "copyNativeBinaries"); 11381 abi64 = NativeLibraryHelper.copyNativeBinariesForSupportedAbi(handle, 11382 nativeLibraryRoot, Build.SUPPORTED_64_BIT_ABIS, 11383 useIsaSpecificSubdirs); 11384 } else { 11385 Trace.traceBegin(TRACE_TAG_PACKAGE_MANAGER, "findSupportedAbi"); 11386 abi64 = NativeLibraryHelper.findSupportedAbi(handle, Build.SUPPORTED_64_BIT_ABIS); 11387 } 11388 Trace.traceEnd(TRACE_TAG_PACKAGE_MANAGER); 11389 } 11390 11391 maybeThrowExceptionForMultiArchCopy( 11392 "Error unpackaging 64 bit native libs for multiarch app.", abi64); 11393 11394 if (abi64 >= 0) { 11395 // Shared library native libs should be in the APK zip aligned 11396 if (extractLibs && pkg.isLibrary()) { 11397 throw new PackageManagerException(INSTALL_FAILED_INTERNAL_ERROR, 11398 "Shared library native lib extraction not supported"); 11399 } 11400 pkg.applicationInfo.primaryCpuAbi = Build.SUPPORTED_64_BIT_ABIS[abi64]; 11401 } 11402 11403 if (abi32 >= 0) { 11404 final String abi = Build.SUPPORTED_32_BIT_ABIS[abi32]; 11405 if (abi64 >= 0) { 11406 if (pkg.use32bitAbi) { 11407 pkg.applicationInfo.secondaryCpuAbi = pkg.applicationInfo.primaryCpuAbi; 11408 pkg.applicationInfo.primaryCpuAbi = abi; 11409 } else { 11410 pkg.applicationInfo.secondaryCpuAbi = abi; 11411 } 11412 } else { 11413 pkg.applicationInfo.primaryCpuAbi = abi; 11414 } 11415 } 11416 } else { 11417 String[] abiList = (cpuAbiOverride != null) ? 11418 new String[] { cpuAbiOverride } : Build.SUPPORTED_ABIS; 11419 11420 // Enable gross and lame hacks for apps that are built with old 11421 // SDK tools. We must scan their APKs for renderscript bitcode and 11422 // not launch them if it's present. Don't bother checking on devices 11423 // that don't have 64 bit support. 11424 boolean needsRenderScriptOverride = false; 11425 if (Build.SUPPORTED_64_BIT_ABIS.length > 0 && cpuAbiOverride == null && 11426 NativeLibraryHelper.hasRenderscriptBitcode(handle)) { 11427 abiList = Build.SUPPORTED_32_BIT_ABIS; 11428 needsRenderScriptOverride = true; 11429 } 11430 11431 final int copyRet; 11432 if (extractLibs) { 11433 Trace.traceBegin(TRACE_TAG_PACKAGE_MANAGER, "copyNativeBinaries"); 11434 copyRet = NativeLibraryHelper.copyNativeBinariesForSupportedAbi(handle, 11435 nativeLibraryRoot, abiList, useIsaSpecificSubdirs); 11436 } else { 11437 Trace.traceBegin(TRACE_TAG_PACKAGE_MANAGER, "findSupportedAbi"); 11438 copyRet = NativeLibraryHelper.findSupportedAbi(handle, abiList); 11439 } 11440 Trace.traceEnd(TRACE_TAG_PACKAGE_MANAGER); 11441 11442 if (copyRet < 0 && copyRet != PackageManager.NO_NATIVE_LIBRARIES) { 11443 throw new PackageManagerException(INSTALL_FAILED_INTERNAL_ERROR, 11444 "Error unpackaging native libs for app, errorCode=" + copyRet); 11445 } 11446 11447 if (copyRet >= 0) { 11448 // Shared libraries that have native libs must be multi-architecture 11449 if (pkg.isLibrary()) { 11450 throw new PackageManagerException(INSTALL_FAILED_INTERNAL_ERROR, 11451 "Shared library with native libs must be multiarch"); 11452 } 11453 pkg.applicationInfo.primaryCpuAbi = abiList[copyRet]; 11454 } else if (copyRet == PackageManager.NO_NATIVE_LIBRARIES && cpuAbiOverride != null) { 11455 pkg.applicationInfo.primaryCpuAbi = cpuAbiOverride; 11456 } else if (needsRenderScriptOverride) { 11457 pkg.applicationInfo.primaryCpuAbi = abiList[0]; 11458 } 11459 } 11460 } catch (IOException ioe) { 11461 Slog.e(TAG, "Unable to get canonical file " + ioe.toString()); 11462 } finally { 11463 IoUtils.closeQuietly(handle); 11464 } 11465 11466 // Now that we've calculated the ABIs and determined if it's an internal app, 11467 // we will go ahead and populate the nativeLibraryPath. 11468 setNativeLibraryPaths(pkg, sAppLib32InstallDir); 11469 } 11470 11471 /** 11472 * Adjusts ABIs for a set of packages belonging to a shared user so that they all match. 11473 * i.e, so that all packages can be run inside a single process if required. 11474 * 11475 * Optionally, callers can pass in a parsed package via {@code newPackage} in which case 11476 * this function will either try and make the ABI for all packages in {@code packagesForUser} 11477 * match {@code scannedPackage} or will update the ABI of {@code scannedPackage} to match 11478 * the ABI selected for {@code packagesForUser}. This variant is used when installing or 11479 * updating a package that belongs to a shared user. 11480 * 11481 * NOTE: We currently only match for the primary CPU abi string. Matching the secondary 11482 * adds unnecessary complexity. 11483 */ 11484 private static @Nullable List<String> adjustCpuAbisForSharedUserLPw( 11485 Set<PackageSetting> packagesForUser, PackageParser.Package scannedPackage) { 11486 List<String> changedAbiCodePath = null; 11487 String requiredInstructionSet = null; 11488 if (scannedPackage != null && scannedPackage.applicationInfo.primaryCpuAbi != null) { 11489 requiredInstructionSet = VMRuntime.getInstructionSet( 11490 scannedPackage.applicationInfo.primaryCpuAbi); 11491 } 11492 11493 PackageSetting requirer = null; 11494 for (PackageSetting ps : packagesForUser) { 11495 // If packagesForUser contains scannedPackage, we skip it. This will happen 11496 // when scannedPackage is an update of an existing package. Without this check, 11497 // we will never be able to change the ABI of any package belonging to a shared 11498 // user, even if it's compatible with other packages. 11499 if (scannedPackage == null || !scannedPackage.packageName.equals(ps.name)) { 11500 if (ps.primaryCpuAbiString == null) { 11501 continue; 11502 } 11503 11504 final String instructionSet = VMRuntime.getInstructionSet(ps.primaryCpuAbiString); 11505 if (requiredInstructionSet != null && !instructionSet.equals(requiredInstructionSet)) { 11506 // We have a mismatch between instruction sets (say arm vs arm64) warn about 11507 // this but there's not much we can do. 11508 String errorMessage = "Instruction set mismatch, " 11509 + ((requirer == null) ? "[caller]" : requirer) 11510 + " requires " + requiredInstructionSet + " whereas " + ps 11511 + " requires " + instructionSet; 11512 Slog.w(TAG, errorMessage); 11513 } 11514 11515 if (requiredInstructionSet == null) { 11516 requiredInstructionSet = instructionSet; 11517 requirer = ps; 11518 } 11519 } 11520 } 11521 11522 if (requiredInstructionSet != null) { 11523 String adjustedAbi; 11524 if (requirer != null) { 11525 // requirer != null implies that either scannedPackage was null or that scannedPackage 11526 // did not require an ABI, in which case we have to adjust scannedPackage to match 11527 // the ABI of the set (which is the same as requirer's ABI) 11528 adjustedAbi = requirer.primaryCpuAbiString; 11529 if (scannedPackage != null) { 11530 scannedPackage.applicationInfo.primaryCpuAbi = adjustedAbi; 11531 } 11532 } else { 11533 // requirer == null implies that we're updating all ABIs in the set to 11534 // match scannedPackage. 11535 adjustedAbi = scannedPackage.applicationInfo.primaryCpuAbi; 11536 } 11537 11538 for (PackageSetting ps : packagesForUser) { 11539 if (scannedPackage == null || !scannedPackage.packageName.equals(ps.name)) { 11540 if (ps.primaryCpuAbiString != null) { 11541 continue; 11542 } 11543 11544 ps.primaryCpuAbiString = adjustedAbi; 11545 if (ps.pkg != null && ps.pkg.applicationInfo != null && 11546 !TextUtils.equals(adjustedAbi, ps.pkg.applicationInfo.primaryCpuAbi)) { 11547 ps.pkg.applicationInfo.primaryCpuAbi = adjustedAbi; 11548 if (DEBUG_ABI_SELECTION) { 11549 Slog.i(TAG, "Adjusting ABI for " + ps.name + " to " + adjustedAbi 11550 + " (requirer=" 11551 + (requirer != null ? requirer.pkg : "null") 11552 + ", scannedPackage=" 11553 + (scannedPackage != null ? scannedPackage : "null") 11554 + ")"); 11555 } 11556 if (changedAbiCodePath == null) { 11557 changedAbiCodePath = new ArrayList<>(); 11558 } 11559 changedAbiCodePath.add(ps.codePathString); 11560 } 11561 } 11562 } 11563 } 11564 return changedAbiCodePath; 11565 } 11566 11567 private void setUpCustomResolverActivity(PackageParser.Package pkg) { 11568 synchronized (mPackages) { 11569 mResolverReplaced = true; 11570 // Set up information for custom user intent resolution activity. 11571 mResolveActivity.applicationInfo = pkg.applicationInfo; 11572 mResolveActivity.name = mCustomResolverComponentName.getClassName(); 11573 mResolveActivity.packageName = pkg.applicationInfo.packageName; 11574 mResolveActivity.processName = pkg.applicationInfo.packageName; 11575 mResolveActivity.launchMode = ActivityInfo.LAUNCH_MULTIPLE; 11576 mResolveActivity.flags = ActivityInfo.FLAG_EXCLUDE_FROM_RECENTS | 11577 ActivityInfo.FLAG_FINISH_ON_CLOSE_SYSTEM_DIALOGS; 11578 mResolveActivity.theme = 0; 11579 mResolveActivity.exported = true; 11580 mResolveActivity.enabled = true; 11581 mResolveInfo.activityInfo = mResolveActivity; 11582 mResolveInfo.priority = 0; 11583 mResolveInfo.preferredOrder = 0; 11584 mResolveInfo.match = 0; 11585 mResolveComponentName = mCustomResolverComponentName; 11586 Slog.i(TAG, "Replacing default ResolverActivity with custom activity: " + 11587 mResolveComponentName); 11588 } 11589 } 11590 11591 private void setUpInstantAppInstallerActivityLP(ActivityInfo installerActivity) { 11592 if (installerActivity == null) { 11593 if (DEBUG_EPHEMERAL) { 11594 Slog.d(TAG, "Clear ephemeral installer activity"); 11595 } 11596 mInstantAppInstallerActivity = null; 11597 return; 11598 } 11599 11600 if (DEBUG_EPHEMERAL) { 11601 Slog.d(TAG, "Set ephemeral installer activity: " 11602 + installerActivity.getComponentName()); 11603 } 11604 // Set up information for ephemeral installer activity 11605 mInstantAppInstallerActivity = installerActivity; 11606 mInstantAppInstallerActivity.flags |= ActivityInfo.FLAG_EXCLUDE_FROM_RECENTS 11607 | ActivityInfo.FLAG_FINISH_ON_CLOSE_SYSTEM_DIALOGS; 11608 mInstantAppInstallerActivity.exported = true; 11609 mInstantAppInstallerActivity.enabled = true; 11610 mInstantAppInstallerInfo.activityInfo = mInstantAppInstallerActivity; 11611 mInstantAppInstallerInfo.priority = 0; 11612 mInstantAppInstallerInfo.preferredOrder = 1; 11613 mInstantAppInstallerInfo.isDefault = true; 11614 mInstantAppInstallerInfo.match = IntentFilter.MATCH_CATEGORY_SCHEME_SPECIFIC_PART 11615 | IntentFilter.MATCH_ADJUSTMENT_NORMAL; 11616 } 11617 11618 private static String calculateBundledApkRoot(final String codePathString) { 11619 final File codePath = new File(codePathString); 11620 final File codeRoot; 11621 if (FileUtils.contains(Environment.getRootDirectory(), codePath)) { 11622 codeRoot = Environment.getRootDirectory(); 11623 } else if (FileUtils.contains(Environment.getOemDirectory(), codePath)) { 11624 codeRoot = Environment.getOemDirectory(); 11625 } else if (FileUtils.contains(Environment.getVendorDirectory(), codePath)) { 11626 codeRoot = Environment.getVendorDirectory(); 11627 } else { 11628 // Unrecognized code path; take its top real segment as the apk root: 11629 // e.g. /something/app/blah.apk => /something 11630 try { 11631 File f = codePath.getCanonicalFile(); 11632 File parent = f.getParentFile(); // non-null because codePath is a file 11633 File tmp; 11634 while ((tmp = parent.getParentFile()) != null) { 11635 f = parent; 11636 parent = tmp; 11637 } 11638 codeRoot = f; 11639 Slog.w(TAG, "Unrecognized code path " 11640 + codePath + " - using " + codeRoot); 11641 } catch (IOException e) { 11642 // Can't canonicalize the code path -- shenanigans? 11643 Slog.w(TAG, "Can't canonicalize code path " + codePath); 11644 return Environment.getRootDirectory().getPath(); 11645 } 11646 } 11647 return codeRoot.getPath(); 11648 } 11649 11650 /** 11651 * Derive and set the location of native libraries for the given package, 11652 * which varies depending on where and how the package was installed. 11653 */ 11654 private static void setNativeLibraryPaths(PackageParser.Package pkg, File appLib32InstallDir) { 11655 final ApplicationInfo info = pkg.applicationInfo; 11656 final String codePath = pkg.codePath; 11657 final File codeFile = new File(codePath); 11658 final boolean bundledApp = info.isSystemApp() && !info.isUpdatedSystemApp(); 11659 final boolean asecApp = info.isForwardLocked() || info.isExternalAsec(); 11660 11661 info.nativeLibraryRootDir = null; 11662 info.nativeLibraryRootRequiresIsa = false; 11663 info.nativeLibraryDir = null; 11664 info.secondaryNativeLibraryDir = null; 11665 11666 if (isApkFile(codeFile)) { 11667 // Monolithic install 11668 if (bundledApp) { 11669 // If "/system/lib64/apkname" exists, assume that is the per-package 11670 // native library directory to use; otherwise use "/system/lib/apkname". 11671 final String apkRoot = calculateBundledApkRoot(info.sourceDir); 11672 final boolean is64Bit = VMRuntime.is64BitInstructionSet( 11673 getPrimaryInstructionSet(info)); 11674 11675 // This is a bundled system app so choose the path based on the ABI. 11676 // if it's a 64 bit abi, use lib64 otherwise use lib32. Note that this 11677 // is just the default path. 11678 final String apkName = deriveCodePathName(codePath); 11679 final String libDir = is64Bit ? LIB64_DIR_NAME : LIB_DIR_NAME; 11680 info.nativeLibraryRootDir = Environment.buildPath(new File(apkRoot), libDir, 11681 apkName).getAbsolutePath(); 11682 11683 if (info.secondaryCpuAbi != null) { 11684 final String secondaryLibDir = is64Bit ? LIB_DIR_NAME : LIB64_DIR_NAME; 11685 info.secondaryNativeLibraryDir = Environment.buildPath(new File(apkRoot), 11686 secondaryLibDir, apkName).getAbsolutePath(); 11687 } 11688 } else if (asecApp) { 11689 info.nativeLibraryRootDir = new File(codeFile.getParentFile(), LIB_DIR_NAME) 11690 .getAbsolutePath(); 11691 } else { 11692 final String apkName = deriveCodePathName(codePath); 11693 info.nativeLibraryRootDir = new File(appLib32InstallDir, apkName) 11694 .getAbsolutePath(); 11695 } 11696 11697 info.nativeLibraryRootRequiresIsa = false; 11698 info.nativeLibraryDir = info.nativeLibraryRootDir; 11699 } else { 11700 // Cluster install 11701 info.nativeLibraryRootDir = new File(codeFile, LIB_DIR_NAME).getAbsolutePath(); 11702 info.nativeLibraryRootRequiresIsa = true; 11703 11704 info.nativeLibraryDir = new File(info.nativeLibraryRootDir, 11705 getPrimaryInstructionSet(info)).getAbsolutePath(); 11706 11707 if (info.secondaryCpuAbi != null) { 11708 info.secondaryNativeLibraryDir = new File(info.nativeLibraryRootDir, 11709 VMRuntime.getInstructionSet(info.secondaryCpuAbi)).getAbsolutePath(); 11710 } 11711 } 11712 } 11713 11714 /** 11715 * Calculate the abis and roots for a bundled app. These can uniquely 11716 * be determined from the contents of the system partition, i.e whether 11717 * it contains 64 or 32 bit shared libraries etc. We do not validate any 11718 * of this information, and instead assume that the system was built 11719 * sensibly. 11720 */ 11721 private static void setBundledAppAbisAndRoots(PackageParser.Package pkg, 11722 PackageSetting pkgSetting) { 11723 final String apkName = deriveCodePathName(pkg.applicationInfo.getCodePath()); 11724 11725 // If "/system/lib64/apkname" exists, assume that is the per-package 11726 // native library directory to use; otherwise use "/system/lib/apkname". 11727 final String apkRoot = calculateBundledApkRoot(pkg.applicationInfo.sourceDir); 11728 setBundledAppAbi(pkg, apkRoot, apkName); 11729 // pkgSetting might be null during rescan following uninstall of updates 11730 // to a bundled app, so accommodate that possibility. The settings in 11731 // that case will be established later from the parsed package. 11732 // 11733 // If the settings aren't null, sync them up with what we've just derived. 11734 // note that apkRoot isn't stored in the package settings. 11735 if (pkgSetting != null) { 11736 pkgSetting.primaryCpuAbiString = pkg.applicationInfo.primaryCpuAbi; 11737 pkgSetting.secondaryCpuAbiString = pkg.applicationInfo.secondaryCpuAbi; 11738 } 11739 } 11740 11741 /** 11742 * Deduces the ABI of a bundled app and sets the relevant fields on the 11743 * parsed pkg object. 11744 * 11745 * @param apkRoot the root of the installed apk, something like {@code /system} or {@code /oem} 11746 * under which system libraries are installed. 11747 * @param apkName the name of the installed package. 11748 */ 11749 private static void setBundledAppAbi(PackageParser.Package pkg, String apkRoot, String apkName) { 11750 final File codeFile = new File(pkg.codePath); 11751 11752 final boolean has64BitLibs; 11753 final boolean has32BitLibs; 11754 if (isApkFile(codeFile)) { 11755 // Monolithic install 11756 has64BitLibs = (new File(apkRoot, new File(LIB64_DIR_NAME, apkName).getPath())).exists(); 11757 has32BitLibs = (new File(apkRoot, new File(LIB_DIR_NAME, apkName).getPath())).exists(); 11758 } else { 11759 // Cluster install 11760 final File rootDir = new File(codeFile, LIB_DIR_NAME); 11761 if (!ArrayUtils.isEmpty(Build.SUPPORTED_64_BIT_ABIS) 11762 && !TextUtils.isEmpty(Build.SUPPORTED_64_BIT_ABIS[0])) { 11763 final String isa = VMRuntime.getInstructionSet(Build.SUPPORTED_64_BIT_ABIS[0]); 11764 has64BitLibs = (new File(rootDir, isa)).exists(); 11765 } else { 11766 has64BitLibs = false; 11767 } 11768 if (!ArrayUtils.isEmpty(Build.SUPPORTED_32_BIT_ABIS) 11769 && !TextUtils.isEmpty(Build.SUPPORTED_32_BIT_ABIS[0])) { 11770 final String isa = VMRuntime.getInstructionSet(Build.SUPPORTED_32_BIT_ABIS[0]); 11771 has32BitLibs = (new File(rootDir, isa)).exists(); 11772 } else { 11773 has32BitLibs = false; 11774 } 11775 } 11776 11777 if (has64BitLibs && !has32BitLibs) { 11778 // The package has 64 bit libs, but not 32 bit libs. Its primary 11779 // ABI should be 64 bit. We can safely assume here that the bundled 11780 // native libraries correspond to the most preferred ABI in the list. 11781 11782 pkg.applicationInfo.primaryCpuAbi = Build.SUPPORTED_64_BIT_ABIS[0]; 11783 pkg.applicationInfo.secondaryCpuAbi = null; 11784 } else if (has32BitLibs && !has64BitLibs) { 11785 // The package has 32 bit libs but not 64 bit libs. Its primary 11786 // ABI should be 32 bit. 11787 11788 pkg.applicationInfo.primaryCpuAbi = Build.SUPPORTED_32_BIT_ABIS[0]; 11789 pkg.applicationInfo.secondaryCpuAbi = null; 11790 } else if (has32BitLibs && has64BitLibs) { 11791 // The application has both 64 and 32 bit bundled libraries. We check 11792 // here that the app declares multiArch support, and warn if it doesn't. 11793 // 11794 // We will be lenient here and record both ABIs. The primary will be the 11795 // ABI that's higher on the list, i.e, a device that's configured to prefer 11796 // 64 bit apps will see a 64 bit primary ABI, 11797 11798 if ((pkg.applicationInfo.flags & ApplicationInfo.FLAG_MULTIARCH) == 0) { 11799 Slog.e(TAG, "Package " + pkg + " has multiple bundled libs, but is not multiarch."); 11800 } 11801 11802 if (VMRuntime.is64BitInstructionSet(getPreferredInstructionSet())) { 11803 pkg.applicationInfo.primaryCpuAbi = Build.SUPPORTED_64_BIT_ABIS[0]; 11804 pkg.applicationInfo.secondaryCpuAbi = Build.SUPPORTED_32_BIT_ABIS[0]; 11805 } else { 11806 pkg.applicationInfo.primaryCpuAbi = Build.SUPPORTED_32_BIT_ABIS[0]; 11807 pkg.applicationInfo.secondaryCpuAbi = Build.SUPPORTED_64_BIT_ABIS[0]; 11808 } 11809 } else { 11810 pkg.applicationInfo.primaryCpuAbi = null; 11811 pkg.applicationInfo.secondaryCpuAbi = null; 11812 } 11813 } 11814 11815 private void killApplication(String pkgName, int appId, String reason) { 11816 killApplication(pkgName, appId, UserHandle.USER_ALL, reason); 11817 } 11818 11819 private void killApplication(String pkgName, int appId, int userId, String reason) { 11820 // Request the ActivityManager to kill the process(only for existing packages) 11821 // so that we do not end up in a confused state while the user is still using the older 11822 // version of the application while the new one gets installed. 11823 final long token = Binder.clearCallingIdentity(); 11824 try { 11825 IActivityManager am = ActivityManager.getService(); 11826 if (am != null) { 11827 try { 11828 am.killApplication(pkgName, appId, userId, reason); 11829 } catch (RemoteException e) { 11830 } 11831 } 11832 } finally { 11833 Binder.restoreCallingIdentity(token); 11834 } 11835 } 11836 11837 private void removePackageLI(PackageParser.Package pkg, boolean chatty) { 11838 // Remove the parent package setting 11839 PackageSetting ps = (PackageSetting) pkg.mExtras; 11840 if (ps != null) { 11841 removePackageLI(ps, chatty); 11842 } 11843 // Remove the child package setting 11844 final int childCount = (pkg.childPackages != null) ? pkg.childPackages.size() : 0; 11845 for (int i = 0; i < childCount; i++) { 11846 PackageParser.Package childPkg = pkg.childPackages.get(i); 11847 ps = (PackageSetting) childPkg.mExtras; 11848 if (ps != null) { 11849 removePackageLI(ps, chatty); 11850 } 11851 } 11852 } 11853 11854 void removePackageLI(PackageSetting ps, boolean chatty) { 11855 if (DEBUG_INSTALL) { 11856 if (chatty) 11857 Log.d(TAG, "Removing package " + ps.name); 11858 } 11859 11860 // writer 11861 synchronized (mPackages) { 11862 mPackages.remove(ps.name); 11863 final PackageParser.Package pkg = ps.pkg; 11864 if (pkg != null) { 11865 cleanPackageDataStructuresLILPw(pkg, chatty); 11866 } 11867 } 11868 } 11869 11870 void removeInstalledPackageLI(PackageParser.Package pkg, boolean chatty) { 11871 if (DEBUG_INSTALL) { 11872 if (chatty) 11873 Log.d(TAG, "Removing package " + pkg.applicationInfo.packageName); 11874 } 11875 11876 // writer 11877 synchronized (mPackages) { 11878 // Remove the parent package 11879 mPackages.remove(pkg.applicationInfo.packageName); 11880 cleanPackageDataStructuresLILPw(pkg, chatty); 11881 11882 // Remove the child packages 11883 final int childCount = (pkg.childPackages != null) ? pkg.childPackages.size() : 0; 11884 for (int i = 0; i < childCount; i++) { 11885 PackageParser.Package childPkg = pkg.childPackages.get(i); 11886 mPackages.remove(childPkg.applicationInfo.packageName); 11887 cleanPackageDataStructuresLILPw(childPkg, chatty); 11888 } 11889 } 11890 } 11891 11892 void cleanPackageDataStructuresLILPw(PackageParser.Package pkg, boolean chatty) { 11893 int N = pkg.providers.size(); 11894 StringBuilder r = null; 11895 int i; 11896 for (i=0; i<N; i++) { 11897 PackageParser.Provider p = pkg.providers.get(i); 11898 mProviders.removeProvider(p); 11899 if (p.info.authority == null) { 11900 11901 /* There was another ContentProvider with this authority when 11902 * this app was installed so this authority is null, 11903 * Ignore it as we don't have to unregister the provider. 11904 */ 11905 continue; 11906 } 11907 String names[] = p.info.authority.split(";"); 11908 for (int j = 0; j < names.length; j++) { 11909 if (mProvidersByAuthority.get(names[j]) == p) { 11910 mProvidersByAuthority.remove(names[j]); 11911 if (DEBUG_REMOVE) { 11912 if (chatty) 11913 Log.d(TAG, "Unregistered content provider: " + names[j] 11914 + ", className = " + p.info.name + ", isSyncable = " 11915 + p.info.isSyncable); 11916 } 11917 } 11918 } 11919 if (DEBUG_REMOVE && chatty) { 11920 if (r == null) { 11921 r = new StringBuilder(256); 11922 } else { 11923 r.append(' '); 11924 } 11925 r.append(p.info.name); 11926 } 11927 } 11928 if (r != null) { 11929 if (DEBUG_REMOVE) Log.d(TAG, " Providers: " + r); 11930 } 11931 11932 N = pkg.services.size(); 11933 r = null; 11934 for (i=0; i<N; i++) { 11935 PackageParser.Service s = pkg.services.get(i); 11936 mServices.removeService(s); 11937 if (chatty) { 11938 if (r == null) { 11939 r = new StringBuilder(256); 11940 } else { 11941 r.append(' '); 11942 } 11943 r.append(s.info.name); 11944 } 11945 } 11946 if (r != null) { 11947 if (DEBUG_REMOVE) Log.d(TAG, " Services: " + r); 11948 } 11949 11950 N = pkg.receivers.size(); 11951 r = null; 11952 for (i=0; i<N; i++) { 11953 PackageParser.Activity a = pkg.receivers.get(i); 11954 mReceivers.removeActivity(a, "receiver"); 11955 if (DEBUG_REMOVE && chatty) { 11956 if (r == null) { 11957 r = new StringBuilder(256); 11958 } else { 11959 r.append(' '); 11960 } 11961 r.append(a.info.name); 11962 } 11963 } 11964 if (r != null) { 11965 if (DEBUG_REMOVE) Log.d(TAG, " Receivers: " + r); 11966 } 11967 11968 N = pkg.activities.size(); 11969 r = null; 11970 for (i=0; i<N; i++) { 11971 PackageParser.Activity a = pkg.activities.get(i); 11972 mActivities.removeActivity(a, "activity"); 11973 if (DEBUG_REMOVE && chatty) { 11974 if (r == null) { 11975 r = new StringBuilder(256); 11976 } else { 11977 r.append(' '); 11978 } 11979 r.append(a.info.name); 11980 } 11981 } 11982 if (r != null) { 11983 if (DEBUG_REMOVE) Log.d(TAG, " Activities: " + r); 11984 } 11985 11986 mPermissionManager.removeAllPermissions(pkg, chatty); 11987 11988 N = pkg.instrumentation.size(); 11989 r = null; 11990 for (i=0; i<N; i++) { 11991 PackageParser.Instrumentation a = pkg.instrumentation.get(i); 11992 mInstrumentation.remove(a.getComponentName()); 11993 if (DEBUG_REMOVE && chatty) { 11994 if (r == null) { 11995 r = new StringBuilder(256); 11996 } else { 11997 r.append(' '); 11998 } 11999 r.append(a.info.name); 12000 } 12001 } 12002 if (r != null) { 12003 if (DEBUG_REMOVE) Log.d(TAG, " Instrumentation: " + r); 12004 } 12005 12006 r = null; 12007 if ((pkg.applicationInfo.flags&ApplicationInfo.FLAG_SYSTEM) != 0) { 12008 // Only system apps can hold shared libraries. 12009 if (pkg.libraryNames != null) { 12010 for (i = 0; i < pkg.libraryNames.size(); i++) { 12011 String name = pkg.libraryNames.get(i); 12012 if (removeSharedLibraryLPw(name, 0)) { 12013 if (DEBUG_REMOVE && chatty) { 12014 if (r == null) { 12015 r = new StringBuilder(256); 12016 } else { 12017 r.append(' '); 12018 } 12019 r.append(name); 12020 } 12021 } 12022 } 12023 } 12024 } 12025 12026 r = null; 12027 12028 // Any package can hold static shared libraries. 12029 if (pkg.staticSharedLibName != null) { 12030 if (removeSharedLibraryLPw(pkg.staticSharedLibName, pkg.staticSharedLibVersion)) { 12031 if (DEBUG_REMOVE && chatty) { 12032 if (r == null) { 12033 r = new StringBuilder(256); 12034 } else { 12035 r.append(' '); 12036 } 12037 r.append(pkg.staticSharedLibName); 12038 } 12039 } 12040 } 12041 12042 if (r != null) { 12043 if (DEBUG_REMOVE) Log.d(TAG, " Libraries: " + r); 12044 } 12045 } 12046 12047 12048 final class ActivityIntentResolver 12049 extends IntentResolver<PackageParser.ActivityIntentInfo, ResolveInfo> { 12050 public List<ResolveInfo> queryIntent(Intent intent, String resolvedType, 12051 boolean defaultOnly, int userId) { 12052 if (!sUserManager.exists(userId)) return null; 12053 mFlags = (defaultOnly ? PackageManager.MATCH_DEFAULT_ONLY : 0); 12054 return super.queryIntent(intent, resolvedType, defaultOnly, userId); 12055 } 12056 12057 public List<ResolveInfo> queryIntent(Intent intent, String resolvedType, int flags, 12058 int userId) { 12059 if (!sUserManager.exists(userId)) return null; 12060 mFlags = flags; 12061 return super.queryIntent(intent, resolvedType, 12062 (flags & PackageManager.MATCH_DEFAULT_ONLY) != 0, 12063 userId); 12064 } 12065 12066 public List<ResolveInfo> queryIntentForPackage(Intent intent, String resolvedType, 12067 int flags, ArrayList<PackageParser.Activity> packageActivities, int userId) { 12068 if (!sUserManager.exists(userId)) return null; 12069 if (packageActivities == null) { 12070 return null; 12071 } 12072 mFlags = flags; 12073 final boolean defaultOnly = (flags & PackageManager.MATCH_DEFAULT_ONLY) != 0; 12074 final int N = packageActivities.size(); 12075 ArrayList<PackageParser.ActivityIntentInfo[]> listCut = 12076 new ArrayList<PackageParser.ActivityIntentInfo[]>(N); 12077 12078 ArrayList<PackageParser.ActivityIntentInfo> intentFilters; 12079 for (int i = 0; i < N; ++i) { 12080 intentFilters = packageActivities.get(i).intents; 12081 if (intentFilters != null && intentFilters.size() > 0) { 12082 PackageParser.ActivityIntentInfo[] array = 12083 new PackageParser.ActivityIntentInfo[intentFilters.size()]; 12084 intentFilters.toArray(array); 12085 listCut.add(array); 12086 } 12087 } 12088 return super.queryIntentFromList(intent, resolvedType, defaultOnly, listCut, userId); 12089 } 12090 12091 /** 12092 * Finds a privileged activity that matches the specified activity names. 12093 */ 12094 private PackageParser.Activity findMatchingActivity( 12095 List<PackageParser.Activity> activityList, ActivityInfo activityInfo) { 12096 for (PackageParser.Activity sysActivity : activityList) { 12097 if (sysActivity.info.name.equals(activityInfo.name)) { 12098 return sysActivity; 12099 } 12100 if (sysActivity.info.name.equals(activityInfo.targetActivity)) { 12101 return sysActivity; 12102 } 12103 if (sysActivity.info.targetActivity != null) { 12104 if (sysActivity.info.targetActivity.equals(activityInfo.name)) { 12105 return sysActivity; 12106 } 12107 if (sysActivity.info.targetActivity.equals(activityInfo.targetActivity)) { 12108 return sysActivity; 12109 } 12110 } 12111 } 12112 return null; 12113 } 12114 12115 public class IterGenerator<E> { 12116 public Iterator<E> generate(ActivityIntentInfo info) { 12117 return null; 12118 } 12119 } 12120 12121 public class ActionIterGenerator extends IterGenerator<String> { 12122 @Override 12123 public Iterator<String> generate(ActivityIntentInfo info) { 12124 return info.actionsIterator(); 12125 } 12126 } 12127 12128 public class CategoriesIterGenerator extends IterGenerator<String> { 12129 @Override 12130 public Iterator<String> generate(ActivityIntentInfo info) { 12131 return info.categoriesIterator(); 12132 } 12133 } 12134 12135 public class SchemesIterGenerator extends IterGenerator<String> { 12136 @Override 12137 public Iterator<String> generate(ActivityIntentInfo info) { 12138 return info.schemesIterator(); 12139 } 12140 } 12141 12142 public class AuthoritiesIterGenerator extends IterGenerator<IntentFilter.AuthorityEntry> { 12143 @Override 12144 public Iterator<IntentFilter.AuthorityEntry> generate(ActivityIntentInfo info) { 12145 return info.authoritiesIterator(); 12146 } 12147 } 12148 12149 /** 12150 * <em>WARNING</em> for performance reasons, the passed in intentList WILL BE 12151 * MODIFIED. Do not pass in a list that should not be changed. 12152 */ 12153 private <T> void getIntentListSubset(List<ActivityIntentInfo> intentList, 12154 IterGenerator<T> generator, Iterator<T> searchIterator) { 12155 // loop through the set of actions; every one must be found in the intent filter 12156 while (searchIterator.hasNext()) { 12157 // we must have at least one filter in the list to consider a match 12158 if (intentList.size() == 0) { 12159 break; 12160 } 12161 12162 final T searchAction = searchIterator.next(); 12163 12164 // loop through the set of intent filters 12165 final Iterator<ActivityIntentInfo> intentIter = intentList.iterator(); 12166 while (intentIter.hasNext()) { 12167 final ActivityIntentInfo intentInfo = intentIter.next(); 12168 boolean selectionFound = false; 12169 12170 // loop through the intent filter's selection criteria; at least one 12171 // of them must match the searched criteria 12172 final Iterator<T> intentSelectionIter = generator.generate(intentInfo); 12173 while (intentSelectionIter != null && intentSelectionIter.hasNext()) { 12174 final T intentSelection = intentSelectionIter.next(); 12175 if (intentSelection != null && intentSelection.equals(searchAction)) { 12176 selectionFound = true; 12177 break; 12178 } 12179 } 12180 12181 // the selection criteria wasn't found in this filter's set; this filter 12182 // is not a potential match 12183 if (!selectionFound) { 12184 intentIter.remove(); 12185 } 12186 } 12187 } 12188 } 12189 12190 private boolean isProtectedAction(ActivityIntentInfo filter) { 12191 final Iterator<String> actionsIter = filter.actionsIterator(); 12192 while (actionsIter != null && actionsIter.hasNext()) { 12193 final String filterAction = actionsIter.next(); 12194 if (PROTECTED_ACTIONS.contains(filterAction)) { 12195 return true; 12196 } 12197 } 12198 return false; 12199 } 12200 12201 /** 12202 * Adjusts the priority of the given intent filter according to policy. 12203 * <p> 12204 * <ul> 12205 * <li>The priority for non privileged applications is capped to '0'</li> 12206 * <li>The priority for protected actions on privileged applications is capped to '0'</li> 12207 * <li>The priority for unbundled updates to privileged applications is capped to the 12208 * priority defined on the system partition</li> 12209 * </ul> 12210 * <p> 12211 * <em>NOTE:</em> There is one exception. For security reasons, the setup wizard is 12212 * allowed to obtain any priority on any action. 12213 */ 12214 private void adjustPriority( 12215 List<PackageParser.Activity> systemActivities, ActivityIntentInfo intent) { 12216 // nothing to do; priority is fine as-is 12217 if (intent.getPriority() <= 0) { 12218 return; 12219 } 12220 12221 final ActivityInfo activityInfo = intent.activity.info; 12222 final ApplicationInfo applicationInfo = activityInfo.applicationInfo; 12223 12224 final boolean privilegedApp = 12225 ((applicationInfo.privateFlags & ApplicationInfo.PRIVATE_FLAG_PRIVILEGED) != 0); 12226 if (!privilegedApp) { 12227 // non-privileged applications can never define a priority >0 12228 if (DEBUG_FILTERS) { 12229 Slog.i(TAG, "Non-privileged app; cap priority to 0;" 12230 + " package: " + applicationInfo.packageName 12231 + " activity: " + intent.activity.className 12232 + " origPrio: " + intent.getPriority()); 12233 } 12234 intent.setPriority(0); 12235 return; 12236 } 12237 12238 if (systemActivities == null) { 12239 // the system package is not disabled; we're parsing the system partition 12240 if (isProtectedAction(intent)) { 12241 if (mDeferProtectedFilters) { 12242 // We can't deal with these just yet. No component should ever obtain a 12243 // >0 priority for a protected actions, with ONE exception -- the setup 12244 // wizard. The setup wizard, however, cannot be known until we're able to 12245 // query it for the category CATEGORY_SETUP_WIZARD. Which we can't do 12246 // until all intent filters have been processed. Chicken, meet egg. 12247 // Let the filter temporarily have a high priority and rectify the 12248 // priorities after all system packages have been scanned. 12249 mProtectedFilters.add(intent); 12250 if (DEBUG_FILTERS) { 12251 Slog.i(TAG, "Protected action; save for later;" 12252 + " package: " + applicationInfo.packageName 12253 + " activity: " + intent.activity.className 12254 + " origPrio: " + intent.getPriority()); 12255 } 12256 return; 12257 } else { 12258 if (DEBUG_FILTERS && mSetupWizardPackage == null) { 12259 Slog.i(TAG, "No setup wizard;" 12260 + " All protected intents capped to priority 0"); 12261 } 12262 if (intent.activity.info.packageName.equals(mSetupWizardPackage)) { 12263 if (DEBUG_FILTERS) { 12264 Slog.i(TAG, "Found setup wizard;" 12265 + " allow priority " + intent.getPriority() + ";" 12266 + " package: " + intent.activity.info.packageName 12267 + " activity: " + intent.activity.className 12268 + " priority: " + intent.getPriority()); 12269 } 12270 // setup wizard gets whatever it wants 12271 return; 12272 } 12273 if (DEBUG_FILTERS) { 12274 Slog.i(TAG, "Protected action; cap priority to 0;" 12275 + " package: " + intent.activity.info.packageName 12276 + " activity: " + intent.activity.className 12277 + " origPrio: " + intent.getPriority()); 12278 } 12279 intent.setPriority(0); 12280 return; 12281 } 12282 } 12283 // privileged apps on the system image get whatever priority they request 12284 return; 12285 } 12286 12287 // privileged app unbundled update ... try to find the same activity 12288 final PackageParser.Activity foundActivity = 12289 findMatchingActivity(systemActivities, activityInfo); 12290 if (foundActivity == null) { 12291 // this is a new activity; it cannot obtain >0 priority 12292 if (DEBUG_FILTERS) { 12293 Slog.i(TAG, "New activity; cap priority to 0;" 12294 + " package: " + applicationInfo.packageName 12295 + " activity: " + intent.activity.className 12296 + " origPrio: " + intent.getPriority()); 12297 } 12298 intent.setPriority(0); 12299 return; 12300 } 12301 12302 // found activity, now check for filter equivalence 12303 12304 // a shallow copy is enough; we modify the list, not its contents 12305 final List<ActivityIntentInfo> intentListCopy = 12306 new ArrayList<>(foundActivity.intents); 12307 final List<ActivityIntentInfo> foundFilters = findFilters(intent); 12308 12309 // find matching action subsets 12310 final Iterator<String> actionsIterator = intent.actionsIterator(); 12311 if (actionsIterator != null) { 12312 getIntentListSubset( 12313 intentListCopy, new ActionIterGenerator(), actionsIterator); 12314 if (intentListCopy.size() == 0) { 12315 // no more intents to match; we're not equivalent 12316 if (DEBUG_FILTERS) { 12317 Slog.i(TAG, "Mismatched action; cap priority to 0;" 12318 + " package: " + applicationInfo.packageName 12319 + " activity: " + intent.activity.className 12320 + " origPrio: " + intent.getPriority()); 12321 } 12322 intent.setPriority(0); 12323 return; 12324 } 12325 } 12326 12327 // find matching category subsets 12328 final Iterator<String> categoriesIterator = intent.categoriesIterator(); 12329 if (categoriesIterator != null) { 12330 getIntentListSubset(intentListCopy, new CategoriesIterGenerator(), 12331 categoriesIterator); 12332 if (intentListCopy.size() == 0) { 12333 // no more intents to match; we're not equivalent 12334 if (DEBUG_FILTERS) { 12335 Slog.i(TAG, "Mismatched category; cap priority to 0;" 12336 + " package: " + applicationInfo.packageName 12337 + " activity: " + intent.activity.className 12338 + " origPrio: " + intent.getPriority()); 12339 } 12340 intent.setPriority(0); 12341 return; 12342 } 12343 } 12344 12345 // find matching schemes subsets 12346 final Iterator<String> schemesIterator = intent.schemesIterator(); 12347 if (schemesIterator != null) { 12348 getIntentListSubset(intentListCopy, new SchemesIterGenerator(), 12349 schemesIterator); 12350 if (intentListCopy.size() == 0) { 12351 // no more intents to match; we're not equivalent 12352 if (DEBUG_FILTERS) { 12353 Slog.i(TAG, "Mismatched scheme; cap priority to 0;" 12354 + " package: " + applicationInfo.packageName 12355 + " activity: " + intent.activity.className 12356 + " origPrio: " + intent.getPriority()); 12357 } 12358 intent.setPriority(0); 12359 return; 12360 } 12361 } 12362 12363 // find matching authorities subsets 12364 final Iterator<IntentFilter.AuthorityEntry> 12365 authoritiesIterator = intent.authoritiesIterator(); 12366 if (authoritiesIterator != null) { 12367 getIntentListSubset(intentListCopy, 12368 new AuthoritiesIterGenerator(), 12369 authoritiesIterator); 12370 if (intentListCopy.size() == 0) { 12371 // no more intents to match; we're not equivalent 12372 if (DEBUG_FILTERS) { 12373 Slog.i(TAG, "Mismatched authority; cap priority to 0;" 12374 + " package: " + applicationInfo.packageName 12375 + " activity: " + intent.activity.className 12376 + " origPrio: " + intent.getPriority()); 12377 } 12378 intent.setPriority(0); 12379 return; 12380 } 12381 } 12382 12383 // we found matching filter(s); app gets the max priority of all intents 12384 int cappedPriority = 0; 12385 for (int i = intentListCopy.size() - 1; i >= 0; --i) { 12386 cappedPriority = Math.max(cappedPriority, intentListCopy.get(i).getPriority()); 12387 } 12388 if (intent.getPriority() > cappedPriority) { 12389 if (DEBUG_FILTERS) { 12390 Slog.i(TAG, "Found matching filter(s);" 12391 + " cap priority to " + cappedPriority + ";" 12392 + " package: " + applicationInfo.packageName 12393 + " activity: " + intent.activity.className 12394 + " origPrio: " + intent.getPriority()); 12395 } 12396 intent.setPriority(cappedPriority); 12397 return; 12398 } 12399 // all this for nothing; the requested priority was <= what was on the system 12400 } 12401 12402 public final void addActivity(PackageParser.Activity a, String type) { 12403 mActivities.put(a.getComponentName(), a); 12404 if (DEBUG_SHOW_INFO) 12405 Log.v( 12406 TAG, " " + type + " " + 12407 (a.info.nonLocalizedLabel != null ? a.info.nonLocalizedLabel : a.info.name) + ":"); 12408 if (DEBUG_SHOW_INFO) 12409 Log.v(TAG, " Class=" + a.info.name); 12410 final int NI = a.intents.size(); 12411 for (int j=0; j<NI; j++) { 12412 PackageParser.ActivityIntentInfo intent = a.intents.get(j); 12413 if ("activity".equals(type)) { 12414 final PackageSetting ps = 12415 mSettings.getDisabledSystemPkgLPr(intent.activity.info.packageName); 12416 final List<PackageParser.Activity> systemActivities = 12417 ps != null && ps.pkg != null ? ps.pkg.activities : null; 12418 adjustPriority(systemActivities, intent); 12419 } 12420 if (DEBUG_SHOW_INFO) { 12421 Log.v(TAG, " IntentFilter:"); 12422 intent.dump(new LogPrinter(Log.VERBOSE, TAG), " "); 12423 } 12424 if (!intent.debugCheck()) { 12425 Log.w(TAG, "==> For Activity " + a.info.name); 12426 } 12427 addFilter(intent); 12428 } 12429 } 12430 12431 public final void removeActivity(PackageParser.Activity a, String type) { 12432 mActivities.remove(a.getComponentName()); 12433 if (DEBUG_SHOW_INFO) { 12434 Log.v(TAG, " " + type + " " 12435 + (a.info.nonLocalizedLabel != null ? a.info.nonLocalizedLabel 12436 : a.info.name) + ":"); 12437 Log.v(TAG, " Class=" + a.info.name); 12438 } 12439 final int NI = a.intents.size(); 12440 for (int j=0; j<NI; j++) { 12441 PackageParser.ActivityIntentInfo intent = a.intents.get(j); 12442 if (DEBUG_SHOW_INFO) { 12443 Log.v(TAG, " IntentFilter:"); 12444 intent.dump(new LogPrinter(Log.VERBOSE, TAG), " "); 12445 } 12446 removeFilter(intent); 12447 } 12448 } 12449 12450 @Override 12451 protected boolean allowFilterResult( 12452 PackageParser.ActivityIntentInfo filter, List<ResolveInfo> dest) { 12453 ActivityInfo filterAi = filter.activity.info; 12454 for (int i=dest.size()-1; i>=0; i--) { 12455 ActivityInfo destAi = dest.get(i).activityInfo; 12456 if (destAi.name == filterAi.name 12457 && destAi.packageName == filterAi.packageName) { 12458 return false; 12459 } 12460 } 12461 return true; 12462 } 12463 12464 @Override 12465 protected ActivityIntentInfo[] newArray(int size) { 12466 return new ActivityIntentInfo[size]; 12467 } 12468 12469 @Override 12470 protected boolean isFilterStopped(PackageParser.ActivityIntentInfo filter, int userId) { 12471 if (!sUserManager.exists(userId)) return true; 12472 PackageParser.Package p = filter.activity.owner; 12473 if (p != null) { 12474 PackageSetting ps = (PackageSetting)p.mExtras; 12475 if (ps != null) { 12476 // System apps are never considered stopped for purposes of 12477 // filtering, because there may be no way for the user to 12478 // actually re-launch them. 12479 return (ps.pkgFlags&ApplicationInfo.FLAG_SYSTEM) == 0 12480 && ps.getStopped(userId); 12481 } 12482 } 12483 return false; 12484 } 12485 12486 @Override 12487 protected boolean isPackageForFilter(String packageName, 12488 PackageParser.ActivityIntentInfo info) { 12489 return packageName.equals(info.activity.owner.packageName); 12490 } 12491 12492 @Override 12493 protected ResolveInfo newResult(PackageParser.ActivityIntentInfo info, 12494 int match, int userId) { 12495 if (!sUserManager.exists(userId)) return null; 12496 if (!mSettings.isEnabledAndMatchLPr(info.activity.info, mFlags, userId)) { 12497 return null; 12498 } 12499 final PackageParser.Activity activity = info.activity; 12500 PackageSetting ps = (PackageSetting) activity.owner.mExtras; 12501 if (ps == null) { 12502 return null; 12503 } 12504 final PackageUserState userState = ps.readUserState(userId); 12505 ActivityInfo ai = 12506 PackageParser.generateActivityInfo(activity, mFlags, userState, userId); 12507 if (ai == null) { 12508 return null; 12509 } 12510 final boolean matchExplicitlyVisibleOnly = 12511 (mFlags & PackageManager.MATCH_EXPLICITLY_VISIBLE_ONLY) != 0; 12512 final boolean matchVisibleToInstantApp = 12513 (mFlags & PackageManager.MATCH_VISIBLE_TO_INSTANT_APP_ONLY) != 0; 12514 final boolean componentVisible = 12515 matchVisibleToInstantApp 12516 && info.isVisibleToInstantApp() 12517 && (!matchExplicitlyVisibleOnly || info.isExplicitlyVisibleToInstantApp()); 12518 final boolean matchInstantApp = (mFlags & PackageManager.MATCH_INSTANT) != 0; 12519 // throw out filters that aren't visible to ephemeral apps 12520 if (matchVisibleToInstantApp && !(componentVisible || userState.instantApp)) { 12521 return null; 12522 } 12523 // throw out instant app filters if we're not explicitly requesting them 12524 if (!matchInstantApp && userState.instantApp) { 12525 return null; 12526 } 12527 // throw out instant app filters if updates are available; will trigger 12528 // instant app resolution 12529 if (userState.instantApp && ps.isUpdateAvailable()) { 12530 return null; 12531 } 12532 final ResolveInfo res = new ResolveInfo(); 12533 res.activityInfo = ai; 12534 if ((mFlags&PackageManager.GET_RESOLVED_FILTER) != 0) { 12535 res.filter = info; 12536 } 12537 if (info != null) { 12538 res.handleAllWebDataURI = info.handleAllWebDataURI(); 12539 } 12540 res.priority = info.getPriority(); 12541 res.preferredOrder = activity.owner.mPreferredOrder; 12542 //System.out.println("Result: " + res.activityInfo.className + 12543 // " = " + res.priority); 12544 res.match = match; 12545 res.isDefault = info.hasDefault; 12546 res.labelRes = info.labelRes; 12547 res.nonLocalizedLabel = info.nonLocalizedLabel; 12548 if (userNeedsBadging(userId)) { 12549 res.noResourceId = true; 12550 } else { 12551 res.icon = info.icon; 12552 } 12553 res.iconResourceId = info.icon; 12554 res.system = res.activityInfo.applicationInfo.isSystemApp(); 12555 res.isInstantAppAvailable = userState.instantApp; 12556 return res; 12557 } 12558 12559 @Override 12560 protected void sortResults(List<ResolveInfo> results) { 12561 Collections.sort(results, mResolvePrioritySorter); 12562 } 12563 12564 @Override 12565 protected void dumpFilter(PrintWriter out, String prefix, 12566 PackageParser.ActivityIntentInfo filter) { 12567 out.print(prefix); out.print( 12568 Integer.toHexString(System.identityHashCode(filter.activity))); 12569 out.print(' '); 12570 filter.activity.printComponentShortName(out); 12571 out.print(" filter "); 12572 out.println(Integer.toHexString(System.identityHashCode(filter))); 12573 } 12574 12575 @Override 12576 protected Object filterToLabel(PackageParser.ActivityIntentInfo filter) { 12577 return filter.activity; 12578 } 12579 12580 protected void dumpFilterLabel(PrintWriter out, String prefix, Object label, int count) { 12581 PackageParser.Activity activity = (PackageParser.Activity)label; 12582 out.print(prefix); out.print( 12583 Integer.toHexString(System.identityHashCode(activity))); 12584 out.print(' '); 12585 activity.printComponentShortName(out); 12586 if (count > 1) { 12587 out.print(" ("); out.print(count); out.print(" filters)"); 12588 } 12589 out.println(); 12590 } 12591 12592 // Keys are String (activity class name), values are Activity. 12593 private final ArrayMap<ComponentName, PackageParser.Activity> mActivities 12594 = new ArrayMap<ComponentName, PackageParser.Activity>(); 12595 private int mFlags; 12596 } 12597 12598 private final class ServiceIntentResolver 12599 extends IntentResolver<PackageParser.ServiceIntentInfo, ResolveInfo> { 12600 public List<ResolveInfo> queryIntent(Intent intent, String resolvedType, 12601 boolean defaultOnly, int userId) { 12602 mFlags = defaultOnly ? PackageManager.MATCH_DEFAULT_ONLY : 0; 12603 return super.queryIntent(intent, resolvedType, defaultOnly, userId); 12604 } 12605 12606 public List<ResolveInfo> queryIntent(Intent intent, String resolvedType, int flags, 12607 int userId) { 12608 if (!sUserManager.exists(userId)) return null; 12609 mFlags = flags; 12610 return super.queryIntent(intent, resolvedType, 12611 (flags & PackageManager.MATCH_DEFAULT_ONLY) != 0, 12612 userId); 12613 } 12614 12615 public List<ResolveInfo> queryIntentForPackage(Intent intent, String resolvedType, 12616 int flags, ArrayList<PackageParser.Service> packageServices, int userId) { 12617 if (!sUserManager.exists(userId)) return null; 12618 if (packageServices == null) { 12619 return null; 12620 } 12621 mFlags = flags; 12622 final boolean defaultOnly = (flags&PackageManager.MATCH_DEFAULT_ONLY) != 0; 12623 final int N = packageServices.size(); 12624 ArrayList<PackageParser.ServiceIntentInfo[]> listCut = 12625 new ArrayList<PackageParser.ServiceIntentInfo[]>(N); 12626 12627 ArrayList<PackageParser.ServiceIntentInfo> intentFilters; 12628 for (int i = 0; i < N; ++i) { 12629 intentFilters = packageServices.get(i).intents; 12630 if (intentFilters != null && intentFilters.size() > 0) { 12631 PackageParser.ServiceIntentInfo[] array = 12632 new PackageParser.ServiceIntentInfo[intentFilters.size()]; 12633 intentFilters.toArray(array); 12634 listCut.add(array); 12635 } 12636 } 12637 return super.queryIntentFromList(intent, resolvedType, defaultOnly, listCut, userId); 12638 } 12639 12640 public final void addService(PackageParser.Service s) { 12641 mServices.put(s.getComponentName(), s); 12642 if (DEBUG_SHOW_INFO) { 12643 Log.v(TAG, " " 12644 + (s.info.nonLocalizedLabel != null 12645 ? s.info.nonLocalizedLabel : s.info.name) + ":"); 12646 Log.v(TAG, " Class=" + s.info.name); 12647 } 12648 final int NI = s.intents.size(); 12649 int j; 12650 for (j=0; j<NI; j++) { 12651 PackageParser.ServiceIntentInfo intent = s.intents.get(j); 12652 if (DEBUG_SHOW_INFO) { 12653 Log.v(TAG, " IntentFilter:"); 12654 intent.dump(new LogPrinter(Log.VERBOSE, TAG), " "); 12655 } 12656 if (!intent.debugCheck()) { 12657 Log.w(TAG, "==> For Service " + s.info.name); 12658 } 12659 addFilter(intent); 12660 } 12661 } 12662 12663 public final void removeService(PackageParser.Service s) { 12664 mServices.remove(s.getComponentName()); 12665 if (DEBUG_SHOW_INFO) { 12666 Log.v(TAG, " " + (s.info.nonLocalizedLabel != null 12667 ? s.info.nonLocalizedLabel : s.info.name) + ":"); 12668 Log.v(TAG, " Class=" + s.info.name); 12669 } 12670 final int NI = s.intents.size(); 12671 int j; 12672 for (j=0; j<NI; j++) { 12673 PackageParser.ServiceIntentInfo intent = s.intents.get(j); 12674 if (DEBUG_SHOW_INFO) { 12675 Log.v(TAG, " IntentFilter:"); 12676 intent.dump(new LogPrinter(Log.VERBOSE, TAG), " "); 12677 } 12678 removeFilter(intent); 12679 } 12680 } 12681 12682 @Override 12683 protected boolean allowFilterResult( 12684 PackageParser.ServiceIntentInfo filter, List<ResolveInfo> dest) { 12685 ServiceInfo filterSi = filter.service.info; 12686 for (int i=dest.size()-1; i>=0; i--) { 12687 ServiceInfo destAi = dest.get(i).serviceInfo; 12688 if (destAi.name == filterSi.name 12689 && destAi.packageName == filterSi.packageName) { 12690 return false; 12691 } 12692 } 12693 return true; 12694 } 12695 12696 @Override 12697 protected PackageParser.ServiceIntentInfo[] newArray(int size) { 12698 return new PackageParser.ServiceIntentInfo[size]; 12699 } 12700 12701 @Override 12702 protected boolean isFilterStopped(PackageParser.ServiceIntentInfo filter, int userId) { 12703 if (!sUserManager.exists(userId)) return true; 12704 PackageParser.Package p = filter.service.owner; 12705 if (p != null) { 12706 PackageSetting ps = (PackageSetting)p.mExtras; 12707 if (ps != null) { 12708 // System apps are never considered stopped for purposes of 12709 // filtering, because there may be no way for the user to 12710 // actually re-launch them. 12711 return (ps.pkgFlags & ApplicationInfo.FLAG_SYSTEM) == 0 12712 && ps.getStopped(userId); 12713 } 12714 } 12715 return false; 12716 } 12717 12718 @Override 12719 protected boolean isPackageForFilter(String packageName, 12720 PackageParser.ServiceIntentInfo info) { 12721 return packageName.equals(info.service.owner.packageName); 12722 } 12723 12724 @Override 12725 protected ResolveInfo newResult(PackageParser.ServiceIntentInfo filter, 12726 int match, int userId) { 12727 if (!sUserManager.exists(userId)) return null; 12728 final PackageParser.ServiceIntentInfo info = (PackageParser.ServiceIntentInfo)filter; 12729 if (!mSettings.isEnabledAndMatchLPr(info.service.info, mFlags, userId)) { 12730 return null; 12731 } 12732 final PackageParser.Service service = info.service; 12733 PackageSetting ps = (PackageSetting) service.owner.mExtras; 12734 if (ps == null) { 12735 return null; 12736 } 12737 final PackageUserState userState = ps.readUserState(userId); 12738 ServiceInfo si = PackageParser.generateServiceInfo(service, mFlags, 12739 userState, userId); 12740 if (si == null) { 12741 return null; 12742 } 12743 final boolean matchVisibleToInstantApp = 12744 (mFlags & PackageManager.MATCH_VISIBLE_TO_INSTANT_APP_ONLY) != 0; 12745 final boolean isInstantApp = (mFlags & PackageManager.MATCH_INSTANT) != 0; 12746 // throw out filters that aren't visible to ephemeral apps 12747 if (matchVisibleToInstantApp 12748 && !(info.isVisibleToInstantApp() || userState.instantApp)) { 12749 return null; 12750 } 12751 // throw out ephemeral filters if we're not explicitly requesting them 12752 if (!isInstantApp && userState.instantApp) { 12753 return null; 12754 } 12755 // throw out instant app filters if updates are available; will trigger 12756 // instant app resolution 12757 if (userState.instantApp && ps.isUpdateAvailable()) { 12758 return null; 12759 } 12760 final ResolveInfo res = new ResolveInfo(); 12761 res.serviceInfo = si; 12762 if ((mFlags&PackageManager.GET_RESOLVED_FILTER) != 0) { 12763 res.filter = filter; 12764 } 12765 res.priority = info.getPriority(); 12766 res.preferredOrder = service.owner.mPreferredOrder; 12767 res.match = match; 12768 res.isDefault = info.hasDefault; 12769 res.labelRes = info.labelRes; 12770 res.nonLocalizedLabel = info.nonLocalizedLabel; 12771 res.icon = info.icon; 12772 res.system = res.serviceInfo.applicationInfo.isSystemApp(); 12773 return res; 12774 } 12775 12776 @Override 12777 protected void sortResults(List<ResolveInfo> results) { 12778 Collections.sort(results, mResolvePrioritySorter); 12779 } 12780 12781 @Override 12782 protected void dumpFilter(PrintWriter out, String prefix, 12783 PackageParser.ServiceIntentInfo filter) { 12784 out.print(prefix); out.print( 12785 Integer.toHexString(System.identityHashCode(filter.service))); 12786 out.print(' '); 12787 filter.service.printComponentShortName(out); 12788 out.print(" filter "); 12789 out.print(Integer.toHexString(System.identityHashCode(filter))); 12790 if (filter.service.info.permission != null) { 12791 out.print(" permission "); out.println(filter.service.info.permission); 12792 } else { 12793 out.println(); 12794 } 12795 } 12796 12797 @Override 12798 protected Object filterToLabel(PackageParser.ServiceIntentInfo filter) { 12799 return filter.service; 12800 } 12801 12802 protected void dumpFilterLabel(PrintWriter out, String prefix, Object label, int count) { 12803 PackageParser.Service service = (PackageParser.Service)label; 12804 out.print(prefix); out.print( 12805 Integer.toHexString(System.identityHashCode(service))); 12806 out.print(' '); 12807 service.printComponentShortName(out); 12808 if (count > 1) { 12809 out.print(" ("); out.print(count); out.print(" filters)"); 12810 } 12811 out.println(); 12812 } 12813 12814// List<ResolveInfo> filterEnabled(List<ResolveInfo> resolveInfoList) { 12815// final Iterator<ResolveInfo> i = resolveInfoList.iterator(); 12816// final List<ResolveInfo> retList = Lists.newArrayList(); 12817// while (i.hasNext()) { 12818// final ResolveInfo resolveInfo = (ResolveInfo) i; 12819// if (isEnabledLP(resolveInfo.serviceInfo)) { 12820// retList.add(resolveInfo); 12821// } 12822// } 12823// return retList; 12824// } 12825 12826 // Keys are String (activity class name), values are Activity. 12827 private final ArrayMap<ComponentName, PackageParser.Service> mServices 12828 = new ArrayMap<ComponentName, PackageParser.Service>(); 12829 private int mFlags; 12830 } 12831 12832 private final class ProviderIntentResolver 12833 extends IntentResolver<PackageParser.ProviderIntentInfo, ResolveInfo> { 12834 public List<ResolveInfo> queryIntent(Intent intent, String resolvedType, 12835 boolean defaultOnly, int userId) { 12836 mFlags = defaultOnly ? PackageManager.MATCH_DEFAULT_ONLY : 0; 12837 return super.queryIntent(intent, resolvedType, defaultOnly, userId); 12838 } 12839 12840 public List<ResolveInfo> queryIntent(Intent intent, String resolvedType, int flags, 12841 int userId) { 12842 if (!sUserManager.exists(userId)) 12843 return null; 12844 mFlags = flags; 12845 return super.queryIntent(intent, resolvedType, 12846 (flags & PackageManager.MATCH_DEFAULT_ONLY) != 0, 12847 userId); 12848 } 12849 12850 public List<ResolveInfo> queryIntentForPackage(Intent intent, String resolvedType, 12851 int flags, ArrayList<PackageParser.Provider> packageProviders, int userId) { 12852 if (!sUserManager.exists(userId)) 12853 return null; 12854 if (packageProviders == null) { 12855 return null; 12856 } 12857 mFlags = flags; 12858 final boolean defaultOnly = (flags & PackageManager.MATCH_DEFAULT_ONLY) != 0; 12859 final int N = packageProviders.size(); 12860 ArrayList<PackageParser.ProviderIntentInfo[]> listCut = 12861 new ArrayList<PackageParser.ProviderIntentInfo[]>(N); 12862 12863 ArrayList<PackageParser.ProviderIntentInfo> intentFilters; 12864 for (int i = 0; i < N; ++i) { 12865 intentFilters = packageProviders.get(i).intents; 12866 if (intentFilters != null && intentFilters.size() > 0) { 12867 PackageParser.ProviderIntentInfo[] array = 12868 new PackageParser.ProviderIntentInfo[intentFilters.size()]; 12869 intentFilters.toArray(array); 12870 listCut.add(array); 12871 } 12872 } 12873 return super.queryIntentFromList(intent, resolvedType, defaultOnly, listCut, userId); 12874 } 12875 12876 public final void addProvider(PackageParser.Provider p) { 12877 if (mProviders.containsKey(p.getComponentName())) { 12878 Slog.w(TAG, "Provider " + p.getComponentName() + " already defined; ignoring"); 12879 return; 12880 } 12881 12882 mProviders.put(p.getComponentName(), p); 12883 if (DEBUG_SHOW_INFO) { 12884 Log.v(TAG, " " 12885 + (p.info.nonLocalizedLabel != null 12886 ? p.info.nonLocalizedLabel : p.info.name) + ":"); 12887 Log.v(TAG, " Class=" + p.info.name); 12888 } 12889 final int NI = p.intents.size(); 12890 int j; 12891 for (j = 0; j < NI; j++) { 12892 PackageParser.ProviderIntentInfo intent = p.intents.get(j); 12893 if (DEBUG_SHOW_INFO) { 12894 Log.v(TAG, " IntentFilter:"); 12895 intent.dump(new LogPrinter(Log.VERBOSE, TAG), " "); 12896 } 12897 if (!intent.debugCheck()) { 12898 Log.w(TAG, "==> For Provider " + p.info.name); 12899 } 12900 addFilter(intent); 12901 } 12902 } 12903 12904 public final void removeProvider(PackageParser.Provider p) { 12905 mProviders.remove(p.getComponentName()); 12906 if (DEBUG_SHOW_INFO) { 12907 Log.v(TAG, " " + (p.info.nonLocalizedLabel != null 12908 ? p.info.nonLocalizedLabel : p.info.name) + ":"); 12909 Log.v(TAG, " Class=" + p.info.name); 12910 } 12911 final int NI = p.intents.size(); 12912 int j; 12913 for (j = 0; j < NI; j++) { 12914 PackageParser.ProviderIntentInfo intent = p.intents.get(j); 12915 if (DEBUG_SHOW_INFO) { 12916 Log.v(TAG, " IntentFilter:"); 12917 intent.dump(new LogPrinter(Log.VERBOSE, TAG), " "); 12918 } 12919 removeFilter(intent); 12920 } 12921 } 12922 12923 @Override 12924 protected boolean allowFilterResult( 12925 PackageParser.ProviderIntentInfo filter, List<ResolveInfo> dest) { 12926 ProviderInfo filterPi = filter.provider.info; 12927 for (int i = dest.size() - 1; i >= 0; i--) { 12928 ProviderInfo destPi = dest.get(i).providerInfo; 12929 if (destPi.name == filterPi.name 12930 && destPi.packageName == filterPi.packageName) { 12931 return false; 12932 } 12933 } 12934 return true; 12935 } 12936 12937 @Override 12938 protected PackageParser.ProviderIntentInfo[] newArray(int size) { 12939 return new PackageParser.ProviderIntentInfo[size]; 12940 } 12941 12942 @Override 12943 protected boolean isFilterStopped(PackageParser.ProviderIntentInfo filter, int userId) { 12944 if (!sUserManager.exists(userId)) 12945 return true; 12946 PackageParser.Package p = filter.provider.owner; 12947 if (p != null) { 12948 PackageSetting ps = (PackageSetting) p.mExtras; 12949 if (ps != null) { 12950 // System apps are never considered stopped for purposes of 12951 // filtering, because there may be no way for the user to 12952 // actually re-launch them. 12953 return (ps.pkgFlags & ApplicationInfo.FLAG_SYSTEM) == 0 12954 && ps.getStopped(userId); 12955 } 12956 } 12957 return false; 12958 } 12959 12960 @Override 12961 protected boolean isPackageForFilter(String packageName, 12962 PackageParser.ProviderIntentInfo info) { 12963 return packageName.equals(info.provider.owner.packageName); 12964 } 12965 12966 @Override 12967 protected ResolveInfo newResult(PackageParser.ProviderIntentInfo filter, 12968 int match, int userId) { 12969 if (!sUserManager.exists(userId)) 12970 return null; 12971 final PackageParser.ProviderIntentInfo info = filter; 12972 if (!mSettings.isEnabledAndMatchLPr(info.provider.info, mFlags, userId)) { 12973 return null; 12974 } 12975 final PackageParser.Provider provider = info.provider; 12976 PackageSetting ps = (PackageSetting) provider.owner.mExtras; 12977 if (ps == null) { 12978 return null; 12979 } 12980 final PackageUserState userState = ps.readUserState(userId); 12981 final boolean matchVisibleToInstantApp = 12982 (mFlags & PackageManager.MATCH_VISIBLE_TO_INSTANT_APP_ONLY) != 0; 12983 final boolean isInstantApp = (mFlags & PackageManager.MATCH_INSTANT) != 0; 12984 // throw out filters that aren't visible to instant applications 12985 if (matchVisibleToInstantApp 12986 && !(info.isVisibleToInstantApp() || userState.instantApp)) { 12987 return null; 12988 } 12989 // throw out instant application filters if we're not explicitly requesting them 12990 if (!isInstantApp && userState.instantApp) { 12991 return null; 12992 } 12993 // throw out instant application filters if updates are available; will trigger 12994 // instant application resolution 12995 if (userState.instantApp && ps.isUpdateAvailable()) { 12996 return null; 12997 } 12998 ProviderInfo pi = PackageParser.generateProviderInfo(provider, mFlags, 12999 userState, userId); 13000 if (pi == null) { 13001 return null; 13002 } 13003 final ResolveInfo res = new ResolveInfo(); 13004 res.providerInfo = pi; 13005 if ((mFlags & PackageManager.GET_RESOLVED_FILTER) != 0) { 13006 res.filter = filter; 13007 } 13008 res.priority = info.getPriority(); 13009 res.preferredOrder = provider.owner.mPreferredOrder; 13010 res.match = match; 13011 res.isDefault = info.hasDefault; 13012 res.labelRes = info.labelRes; 13013 res.nonLocalizedLabel = info.nonLocalizedLabel; 13014 res.icon = info.icon; 13015 res.system = res.providerInfo.applicationInfo.isSystemApp(); 13016 return res; 13017 } 13018 13019 @Override 13020 protected void sortResults(List<ResolveInfo> results) { 13021 Collections.sort(results, mResolvePrioritySorter); 13022 } 13023 13024 @Override 13025 protected void dumpFilter(PrintWriter out, String prefix, 13026 PackageParser.ProviderIntentInfo filter) { 13027 out.print(prefix); 13028 out.print( 13029 Integer.toHexString(System.identityHashCode(filter.provider))); 13030 out.print(' '); 13031 filter.provider.printComponentShortName(out); 13032 out.print(" filter "); 13033 out.println(Integer.toHexString(System.identityHashCode(filter))); 13034 } 13035 13036 @Override 13037 protected Object filterToLabel(PackageParser.ProviderIntentInfo filter) { 13038 return filter.provider; 13039 } 13040 13041 protected void dumpFilterLabel(PrintWriter out, String prefix, Object label, int count) { 13042 PackageParser.Provider provider = (PackageParser.Provider)label; 13043 out.print(prefix); out.print( 13044 Integer.toHexString(System.identityHashCode(provider))); 13045 out.print(' '); 13046 provider.printComponentShortName(out); 13047 if (count > 1) { 13048 out.print(" ("); out.print(count); out.print(" filters)"); 13049 } 13050 out.println(); 13051 } 13052 13053 private final ArrayMap<ComponentName, PackageParser.Provider> mProviders 13054 = new ArrayMap<ComponentName, PackageParser.Provider>(); 13055 private int mFlags; 13056 } 13057 13058 static final class EphemeralIntentResolver 13059 extends IntentResolver<AuxiliaryResolveInfo, AuxiliaryResolveInfo> { 13060 /** 13061 * The result that has the highest defined order. Ordering applies on a 13062 * per-package basis. Mapping is from package name to Pair of order and 13063 * EphemeralResolveInfo. 13064 * <p> 13065 * NOTE: This is implemented as a field variable for convenience and efficiency. 13066 * By having a field variable, we're able to track filter ordering as soon as 13067 * a non-zero order is defined. Otherwise, multiple loops across the result set 13068 * would be needed to apply ordering. If the intent resolver becomes re-entrant, 13069 * this needs to be contained entirely within {@link #filterResults}. 13070 */ 13071 final ArrayMap<String, Pair<Integer, InstantAppResolveInfo>> mOrderResult = new ArrayMap<>(); 13072 13073 @Override 13074 protected AuxiliaryResolveInfo[] newArray(int size) { 13075 return new AuxiliaryResolveInfo[size]; 13076 } 13077 13078 @Override 13079 protected boolean isPackageForFilter(String packageName, AuxiliaryResolveInfo responseObj) { 13080 return true; 13081 } 13082 13083 @Override 13084 protected AuxiliaryResolveInfo newResult(AuxiliaryResolveInfo responseObj, int match, 13085 int userId) { 13086 if (!sUserManager.exists(userId)) { 13087 return null; 13088 } 13089 final String packageName = responseObj.resolveInfo.getPackageName(); 13090 final Integer order = responseObj.getOrder(); 13091 final Pair<Integer, InstantAppResolveInfo> lastOrderResult = 13092 mOrderResult.get(packageName); 13093 // ordering is enabled and this item's order isn't high enough 13094 if (lastOrderResult != null && lastOrderResult.first >= order) { 13095 return null; 13096 } 13097 final InstantAppResolveInfo res = responseObj.resolveInfo; 13098 if (order > 0) { 13099 // non-zero order, enable ordering 13100 mOrderResult.put(packageName, new Pair<>(order, res)); 13101 } 13102 return responseObj; 13103 } 13104 13105 @Override 13106 protected void filterResults(List<AuxiliaryResolveInfo> results) { 13107 // only do work if ordering is enabled [most of the time it won't be] 13108 if (mOrderResult.size() == 0) { 13109 return; 13110 } 13111 int resultSize = results.size(); 13112 for (int i = 0; i < resultSize; i++) { 13113 final InstantAppResolveInfo info = results.get(i).resolveInfo; 13114 final String packageName = info.getPackageName(); 13115 final Pair<Integer, InstantAppResolveInfo> savedInfo = mOrderResult.get(packageName); 13116 if (savedInfo == null) { 13117 // package doesn't having ordering 13118 continue; 13119 } 13120 if (savedInfo.second == info) { 13121 // circled back to the highest ordered item; remove from order list 13122 mOrderResult.remove(packageName); 13123 if (mOrderResult.size() == 0) { 13124 // no more ordered items 13125 break; 13126 } 13127 continue; 13128 } 13129 // item has a worse order, remove it from the result list 13130 results.remove(i); 13131 resultSize--; 13132 i--; 13133 } 13134 } 13135 } 13136 13137 private static final Comparator<ResolveInfo> mResolvePrioritySorter = 13138 new Comparator<ResolveInfo>() { 13139 public int compare(ResolveInfo r1, ResolveInfo r2) { 13140 int v1 = r1.priority; 13141 int v2 = r2.priority; 13142 //System.out.println("Comparing: q1=" + q1 + " q2=" + q2); 13143 if (v1 != v2) { 13144 return (v1 > v2) ? -1 : 1; 13145 } 13146 v1 = r1.preferredOrder; 13147 v2 = r2.preferredOrder; 13148 if (v1 != v2) { 13149 return (v1 > v2) ? -1 : 1; 13150 } 13151 if (r1.isDefault != r2.isDefault) { 13152 return r1.isDefault ? -1 : 1; 13153 } 13154 v1 = r1.match; 13155 v2 = r2.match; 13156 //System.out.println("Comparing: m1=" + m1 + " m2=" + m2); 13157 if (v1 != v2) { 13158 return (v1 > v2) ? -1 : 1; 13159 } 13160 if (r1.system != r2.system) { 13161 return r1.system ? -1 : 1; 13162 } 13163 if (r1.activityInfo != null) { 13164 return r1.activityInfo.packageName.compareTo(r2.activityInfo.packageName); 13165 } 13166 if (r1.serviceInfo != null) { 13167 return r1.serviceInfo.packageName.compareTo(r2.serviceInfo.packageName); 13168 } 13169 if (r1.providerInfo != null) { 13170 return r1.providerInfo.packageName.compareTo(r2.providerInfo.packageName); 13171 } 13172 return 0; 13173 } 13174 }; 13175 13176 private static final Comparator<ProviderInfo> mProviderInitOrderSorter = 13177 new Comparator<ProviderInfo>() { 13178 public int compare(ProviderInfo p1, ProviderInfo p2) { 13179 final int v1 = p1.initOrder; 13180 final int v2 = p2.initOrder; 13181 return (v1 > v2) ? -1 : ((v1 < v2) ? 1 : 0); 13182 } 13183 }; 13184 13185 @Override 13186 public void sendPackageBroadcast(final String action, final String pkg, final Bundle extras, 13187 final int flags, final String targetPkg, final IIntentReceiver finishedReceiver, 13188 final int[] userIds, int[] instantUserIds) { 13189 mHandler.post(new Runnable() { 13190 @Override 13191 public void run() { 13192 try { 13193 final IActivityManager am = ActivityManager.getService(); 13194 if (am == null) return; 13195 final int[] resolvedUserIds; 13196 if (userIds == null) { 13197 resolvedUserIds = am.getRunningUserIds(); 13198 } else { 13199 resolvedUserIds = userIds; 13200 } 13201 doSendBroadcast(am, action, pkg, extras, flags, targetPkg, finishedReceiver, 13202 resolvedUserIds, false); 13203 if (instantUserIds != null && instantUserIds != EMPTY_INT_ARRAY) { 13204 doSendBroadcast(am, action, pkg, extras, flags, targetPkg, finishedReceiver, 13205 instantUserIds, true); 13206 } 13207 } catch (RemoteException ex) { 13208 } 13209 } 13210 }); 13211 } 13212 13213 @Override 13214 public void notifyPackageAdded(String packageName) { 13215 final PackageListObserver[] observers; 13216 synchronized (mPackages) { 13217 if (mPackageListObservers.size() == 0) { 13218 return; 13219 } 13220 observers = (PackageListObserver[]) mPackageListObservers.toArray(); 13221 } 13222 for (int i = observers.length - 1; i >= 0; --i) { 13223 observers[i].onPackageAdded(packageName); 13224 } 13225 } 13226 13227 @Override 13228 public void notifyPackageRemoved(String packageName) { 13229 final PackageListObserver[] observers; 13230 synchronized (mPackages) { 13231 if (mPackageListObservers.size() == 0) { 13232 return; 13233 } 13234 observers = (PackageListObserver[]) mPackageListObservers.toArray(); 13235 } 13236 for (int i = observers.length - 1; i >= 0; --i) { 13237 observers[i].onPackageRemoved(packageName); 13238 } 13239 } 13240 13241 /** 13242 * Sends a broadcast for the given action. 13243 * <p>If {@code isInstantApp} is {@code true}, then the broadcast is protected with 13244 * the {@link android.Manifest.permission#ACCESS_INSTANT_APPS} permission. This allows 13245 * the system and applications allowed to see instant applications to receive package 13246 * lifecycle events for instant applications. 13247 */ 13248 private void doSendBroadcast(IActivityManager am, String action, String pkg, Bundle extras, 13249 int flags, String targetPkg, IIntentReceiver finishedReceiver, 13250 int[] userIds, boolean isInstantApp) 13251 throws RemoteException { 13252 for (int id : userIds) { 13253 final Intent intent = new Intent(action, 13254 pkg != null ? Uri.fromParts(PACKAGE_SCHEME, pkg, null) : null); 13255 final String[] requiredPermissions = 13256 isInstantApp ? INSTANT_APP_BROADCAST_PERMISSION : null; 13257 if (extras != null) { 13258 intent.putExtras(extras); 13259 } 13260 if (targetPkg != null) { 13261 intent.setPackage(targetPkg); 13262 } 13263 // Modify the UID when posting to other users 13264 int uid = intent.getIntExtra(Intent.EXTRA_UID, -1); 13265 if (uid > 0 && UserHandle.getUserId(uid) != id) { 13266 uid = UserHandle.getUid(id, UserHandle.getAppId(uid)); 13267 intent.putExtra(Intent.EXTRA_UID, uid); 13268 } 13269 intent.putExtra(Intent.EXTRA_USER_HANDLE, id); 13270 intent.addFlags(Intent.FLAG_RECEIVER_REGISTERED_ONLY_BEFORE_BOOT | flags); 13271 if (DEBUG_BROADCASTS) { 13272 RuntimeException here = new RuntimeException("here"); 13273 here.fillInStackTrace(); 13274 Slog.d(TAG, "Sending to user " + id + ": " 13275 + intent.toShortString(false, true, false, false) 13276 + " " + intent.getExtras(), here); 13277 } 13278 am.broadcastIntent(null, intent, null, finishedReceiver, 13279 0, null, null, requiredPermissions, android.app.AppOpsManager.OP_NONE, 13280 null, finishedReceiver != null, false, id); 13281 } 13282 } 13283 13284 /** 13285 * Check if the external storage media is available. This is true if there 13286 * is a mounted external storage medium or if the external storage is 13287 * emulated. 13288 */ 13289 private boolean isExternalMediaAvailable() { 13290 return mMediaMounted || Environment.isExternalStorageEmulated(); 13291 } 13292 13293 @Override 13294 public PackageCleanItem nextPackageToClean(PackageCleanItem lastPackage) { 13295 if (getInstantAppPackageName(Binder.getCallingUid()) != null) { 13296 return null; 13297 } 13298 if (!isExternalMediaAvailable()) { 13299 // If the external storage is no longer mounted at this point, 13300 // the caller may not have been able to delete all of this 13301 // packages files and can not delete any more. Bail. 13302 return null; 13303 } 13304 synchronized (mPackages) { 13305 final ArrayList<PackageCleanItem> pkgs = mSettings.mPackagesToBeCleaned; 13306 if (lastPackage != null) { 13307 pkgs.remove(lastPackage); 13308 } 13309 if (pkgs.size() > 0) { 13310 return pkgs.get(0); 13311 } 13312 } 13313 return null; 13314 } 13315 13316 void schedulePackageCleaning(String packageName, int userId, boolean andCode) { 13317 final Message msg = mHandler.obtainMessage(START_CLEANING_PACKAGE, 13318 userId, andCode ? 1 : 0, packageName); 13319 if (mSystemReady) { 13320 msg.sendToTarget(); 13321 } else { 13322 if (mPostSystemReadyMessages == null) { 13323 mPostSystemReadyMessages = new ArrayList<>(); 13324 } 13325 mPostSystemReadyMessages.add(msg); 13326 } 13327 } 13328 13329 void startCleaningPackages() { 13330 // reader 13331 if (!isExternalMediaAvailable()) { 13332 return; 13333 } 13334 synchronized (mPackages) { 13335 if (mSettings.mPackagesToBeCleaned.isEmpty()) { 13336 return; 13337 } 13338 } 13339 Intent intent = new Intent(PackageManager.ACTION_CLEAN_EXTERNAL_STORAGE); 13340 intent.setComponent(DEFAULT_CONTAINER_COMPONENT); 13341 IActivityManager am = ActivityManager.getService(); 13342 if (am != null) { 13343 int dcsUid = -1; 13344 synchronized (mPackages) { 13345 if (!mDefaultContainerWhitelisted) { 13346 mDefaultContainerWhitelisted = true; 13347 PackageSetting ps = mSettings.mPackages.get(DEFAULT_CONTAINER_PACKAGE); 13348 dcsUid = UserHandle.getUid(UserHandle.USER_SYSTEM, ps.appId); 13349 } 13350 } 13351 try { 13352 if (dcsUid > 0) { 13353 am.backgroundWhitelistUid(dcsUid); 13354 } 13355 am.startService(null, intent, null, false, mContext.getOpPackageName(), 13356 UserHandle.USER_SYSTEM); 13357 } catch (RemoteException e) { 13358 } 13359 } 13360 } 13361 13362 /** 13363 * Ensure that the install reason matches what we know about the package installer (e.g. whether 13364 * it is acting on behalf on an enterprise or the user). 13365 * 13366 * Note that the ordering of the conditionals in this method is important. The checks we perform 13367 * are as follows, in this order: 13368 * 13369 * 1) If the install is being performed by a system app, we can trust the app to have set the 13370 * install reason correctly. Thus, we pass through the install reason unchanged, no matter 13371 * what it is. 13372 * 2) If the install is being performed by a device or profile owner app, the install reason 13373 * should be enterprise policy. However, we cannot be sure that the device or profile owner 13374 * set the install reason correctly. If the app targets an older SDK version where install 13375 * reasons did not exist yet, or if the app author simply forgot, the install reason may be 13376 * unset or wrong. Thus, we force the install reason to be enterprise policy. 13377 * 3) In all other cases, the install is being performed by a regular app that is neither part 13378 * of the system nor a device or profile owner. We have no reason to believe that this app is 13379 * acting on behalf of the enterprise admin. Thus, we check whether the install reason was 13380 * set to enterprise policy and if so, change it to unknown instead. 13381 */ 13382 private int fixUpInstallReason(String installerPackageName, int installerUid, 13383 int installReason) { 13384 if (checkUidPermission(android.Manifest.permission.INSTALL_PACKAGES, installerUid) 13385 == PERMISSION_GRANTED) { 13386 // If the install is being performed by a system app, we trust that app to have set the 13387 // install reason correctly. 13388 return installReason; 13389 } 13390 13391 final IDevicePolicyManager dpm = IDevicePolicyManager.Stub.asInterface( 13392 ServiceManager.getService(Context.DEVICE_POLICY_SERVICE)); 13393 if (dpm != null) { 13394 ComponentName owner = null; 13395 try { 13396 owner = dpm.getDeviceOwnerComponent(true /* callingUserOnly */); 13397 if (owner == null) { 13398 owner = dpm.getProfileOwner(UserHandle.getUserId(installerUid)); 13399 } 13400 } catch (RemoteException e) { 13401 } 13402 if (owner != null && owner.getPackageName().equals(installerPackageName)) { 13403 // If the install is being performed by a device or profile owner, the install 13404 // reason should be enterprise policy. 13405 return PackageManager.INSTALL_REASON_POLICY; 13406 } 13407 } 13408 13409 if (installReason == PackageManager.INSTALL_REASON_POLICY) { 13410 // If the install is being performed by a regular app (i.e. neither system app nor 13411 // device or profile owner), we have no reason to believe that the app is acting on 13412 // behalf of an enterprise. If the app set the install reason to enterprise policy, 13413 // change it to unknown instead. 13414 return PackageManager.INSTALL_REASON_UNKNOWN; 13415 } 13416 13417 // If the install is being performed by a regular app and the install reason was set to any 13418 // value but enterprise policy, leave the install reason unchanged. 13419 return installReason; 13420 } 13421 13422 void installStage(String packageName, File stagedDir, 13423 IPackageInstallObserver2 observer, PackageInstaller.SessionParams sessionParams, 13424 String installerPackageName, int installerUid, UserHandle user, 13425 PackageParser.SigningDetails signingDetails) { 13426 if (DEBUG_EPHEMERAL) { 13427 if ((sessionParams.installFlags & PackageManager.INSTALL_INSTANT_APP) != 0) { 13428 Slog.d(TAG, "Ephemeral install of " + packageName); 13429 } 13430 } 13431 final VerificationInfo verificationInfo = new VerificationInfo( 13432 sessionParams.originatingUri, sessionParams.referrerUri, 13433 sessionParams.originatingUid, installerUid); 13434 13435 final OriginInfo origin = OriginInfo.fromStagedFile(stagedDir); 13436 13437 final Message msg = mHandler.obtainMessage(INIT_COPY); 13438 final int installReason = fixUpInstallReason(installerPackageName, installerUid, 13439 sessionParams.installReason); 13440 final InstallParams params = new InstallParams(origin, null, observer, 13441 sessionParams.installFlags, installerPackageName, sessionParams.volumeUuid, 13442 verificationInfo, user, sessionParams.abiOverride, 13443 sessionParams.grantedRuntimePermissions, signingDetails, installReason); 13444 params.setTraceMethod("installStage").setTraceCookie(System.identityHashCode(params)); 13445 msg.obj = params; 13446 13447 Trace.asyncTraceBegin(TRACE_TAG_PACKAGE_MANAGER, "installStage", 13448 System.identityHashCode(msg.obj)); 13449 Trace.asyncTraceBegin(TRACE_TAG_PACKAGE_MANAGER, "queueInstall", 13450 System.identityHashCode(msg.obj)); 13451 13452 mHandler.sendMessage(msg); 13453 } 13454 13455 private void sendPackageAddedForUser(String packageName, PackageSetting pkgSetting, 13456 int userId) { 13457 final boolean isSystem = isSystemApp(pkgSetting) || isUpdatedSystemApp(pkgSetting); 13458 final boolean isInstantApp = pkgSetting.getInstantApp(userId); 13459 final int[] userIds = isInstantApp ? EMPTY_INT_ARRAY : new int[] { userId }; 13460 final int[] instantUserIds = isInstantApp ? new int[] { userId } : EMPTY_INT_ARRAY; 13461 sendPackageAddedForNewUsers(packageName, isSystem /*sendBootCompleted*/, 13462 false /*startReceiver*/, pkgSetting.appId, userIds, instantUserIds); 13463 13464 // Send a session commit broadcast 13465 final PackageInstaller.SessionInfo info = new PackageInstaller.SessionInfo(); 13466 info.installReason = pkgSetting.getInstallReason(userId); 13467 info.appPackageName = packageName; 13468 sendSessionCommitBroadcast(info, userId); 13469 } 13470 13471 @Override 13472 public void sendPackageAddedForNewUsers(String packageName, boolean sendBootCompleted, 13473 boolean includeStopped, int appId, int[] userIds, int[] instantUserIds) { 13474 if (ArrayUtils.isEmpty(userIds) && ArrayUtils.isEmpty(instantUserIds)) { 13475 return; 13476 } 13477 Bundle extras = new Bundle(1); 13478 // Set to UID of the first user, EXTRA_UID is automatically updated in sendPackageBroadcast 13479 final int uid = UserHandle.getUid( 13480 (ArrayUtils.isEmpty(userIds) ? instantUserIds[0] : userIds[0]), appId); 13481 extras.putInt(Intent.EXTRA_UID, uid); 13482 13483 sendPackageBroadcast(Intent.ACTION_PACKAGE_ADDED, 13484 packageName, extras, 0, null, null, userIds, instantUserIds); 13485 if (sendBootCompleted && !ArrayUtils.isEmpty(userIds)) { 13486 mHandler.post(() -> { 13487 for (int userId : userIds) { 13488 sendBootCompletedBroadcastToSystemApp( 13489 packageName, includeStopped, userId); 13490 } 13491 } 13492 ); 13493 } 13494 } 13495 13496 /** 13497 * The just-installed/enabled app is bundled on the system, so presumed to be able to run 13498 * automatically without needing an explicit launch. 13499 * Send it a LOCKED_BOOT_COMPLETED/BOOT_COMPLETED if it would ordinarily have gotten ones. 13500 */ 13501 private void sendBootCompletedBroadcastToSystemApp(String packageName, boolean includeStopped, 13502 int userId) { 13503 // If user is not running, the app didn't miss any broadcast 13504 if (!mUserManagerInternal.isUserRunning(userId)) { 13505 return; 13506 } 13507 final IActivityManager am = ActivityManager.getService(); 13508 try { 13509 // Deliver LOCKED_BOOT_COMPLETED first 13510 Intent lockedBcIntent = new Intent(Intent.ACTION_LOCKED_BOOT_COMPLETED) 13511 .setPackage(packageName); 13512 if (includeStopped) { 13513 lockedBcIntent.addFlags(Intent.FLAG_INCLUDE_STOPPED_PACKAGES); 13514 } 13515 final String[] requiredPermissions = {Manifest.permission.RECEIVE_BOOT_COMPLETED}; 13516 am.broadcastIntent(null, lockedBcIntent, null, null, 0, null, null, requiredPermissions, 13517 android.app.AppOpsManager.OP_NONE, null, false, false, userId); 13518 13519 // Deliver BOOT_COMPLETED only if user is unlocked 13520 if (mUserManagerInternal.isUserUnlockingOrUnlocked(userId)) { 13521 Intent bcIntent = new Intent(Intent.ACTION_BOOT_COMPLETED).setPackage(packageName); 13522 if (includeStopped) { 13523 bcIntent.addFlags(Intent.FLAG_INCLUDE_STOPPED_PACKAGES); 13524 } 13525 am.broadcastIntent(null, bcIntent, null, null, 0, null, null, requiredPermissions, 13526 android.app.AppOpsManager.OP_NONE, null, false, false, userId); 13527 } 13528 } catch (RemoteException e) { 13529 throw e.rethrowFromSystemServer(); 13530 } 13531 } 13532 13533 @Override 13534 public boolean setApplicationHiddenSettingAsUser(String packageName, boolean hidden, 13535 int userId) { 13536 mContext.enforceCallingOrSelfPermission(android.Manifest.permission.MANAGE_USERS, null); 13537 PackageSetting pkgSetting; 13538 final int callingUid = Binder.getCallingUid(); 13539 mPermissionManager.enforceCrossUserPermission(callingUid, userId, 13540 true /* requireFullPermission */, true /* checkShell */, 13541 "setApplicationHiddenSetting for user " + userId); 13542 13543 if (hidden && isPackageDeviceAdmin(packageName, userId)) { 13544 Slog.w(TAG, "Not hiding package " + packageName + ": has active device admin"); 13545 return false; 13546 } 13547 13548 long callingId = Binder.clearCallingIdentity(); 13549 try { 13550 boolean sendAdded = false; 13551 boolean sendRemoved = false; 13552 // writer 13553 synchronized (mPackages) { 13554 pkgSetting = mSettings.mPackages.get(packageName); 13555 if (pkgSetting == null) { 13556 return false; 13557 } 13558 if (filterAppAccessLPr(pkgSetting, callingUid, userId)) { 13559 return false; 13560 } 13561 // Do not allow "android" is being disabled 13562 if ("android".equals(packageName)) { 13563 Slog.w(TAG, "Cannot hide package: android"); 13564 return false; 13565 } 13566 // Cannot hide static shared libs as they are considered 13567 // a part of the using app (emulating static linking). Also 13568 // static libs are installed always on internal storage. 13569 PackageParser.Package pkg = mPackages.get(packageName); 13570 if (pkg != null && pkg.staticSharedLibName != null) { 13571 Slog.w(TAG, "Cannot hide package: " + packageName 13572 + " providing static shared library: " 13573 + pkg.staticSharedLibName); 13574 return false; 13575 } 13576 // Only allow protected packages to hide themselves. 13577 if (hidden && !UserHandle.isSameApp(callingUid, pkgSetting.appId) 13578 && mProtectedPackages.isPackageStateProtected(userId, packageName)) { 13579 Slog.w(TAG, "Not hiding protected package: " + packageName); 13580 return false; 13581 } 13582 13583 if (pkgSetting.getHidden(userId) != hidden) { 13584 pkgSetting.setHidden(hidden, userId); 13585 mSettings.writePackageRestrictionsLPr(userId); 13586 if (hidden) { 13587 sendRemoved = true; 13588 } else { 13589 sendAdded = true; 13590 } 13591 } 13592 } 13593 if (sendAdded) { 13594 sendPackageAddedForUser(packageName, pkgSetting, userId); 13595 return true; 13596 } 13597 if (sendRemoved) { 13598 killApplication(packageName, UserHandle.getUid(userId, pkgSetting.appId), 13599 "hiding pkg"); 13600 sendApplicationHiddenForUser(packageName, pkgSetting, userId); 13601 return true; 13602 } 13603 } finally { 13604 Binder.restoreCallingIdentity(callingId); 13605 } 13606 return false; 13607 } 13608 13609 private void sendApplicationHiddenForUser(String packageName, PackageSetting pkgSetting, 13610 int userId) { 13611 final PackageRemovedInfo info = new PackageRemovedInfo(this); 13612 info.removedPackage = packageName; 13613 info.installerPackageName = pkgSetting.installerPackageName; 13614 info.removedUsers = new int[] {userId}; 13615 info.broadcastUsers = new int[] {userId}; 13616 info.uid = UserHandle.getUid(userId, pkgSetting.appId); 13617 info.sendPackageRemovedBroadcasts(true /*killApp*/); 13618 } 13619 13620 private void sendPackagesSuspendedForUser(String[] pkgList, int userId, boolean suspended) { 13621 if (pkgList.length > 0) { 13622 Bundle extras = new Bundle(1); 13623 extras.putStringArray(Intent.EXTRA_CHANGED_PACKAGE_LIST, pkgList); 13624 13625 sendPackageBroadcast( 13626 suspended ? Intent.ACTION_PACKAGES_SUSPENDED 13627 : Intent.ACTION_PACKAGES_UNSUSPENDED, 13628 null, extras, Intent.FLAG_RECEIVER_REGISTERED_ONLY, null, null, 13629 new int[] {userId}, null); 13630 } 13631 } 13632 13633 /** 13634 * Returns true if application is not found or there was an error. Otherwise it returns 13635 * the hidden state of the package for the given user. 13636 */ 13637 @Override 13638 public boolean getApplicationHiddenSettingAsUser(String packageName, int userId) { 13639 mContext.enforceCallingOrSelfPermission(android.Manifest.permission.MANAGE_USERS, null); 13640 final int callingUid = Binder.getCallingUid(); 13641 mPermissionManager.enforceCrossUserPermission(callingUid, userId, 13642 true /* requireFullPermission */, false /* checkShell */, 13643 "getApplicationHidden for user " + userId); 13644 PackageSetting ps; 13645 long callingId = Binder.clearCallingIdentity(); 13646 try { 13647 // writer 13648 synchronized (mPackages) { 13649 ps = mSettings.mPackages.get(packageName); 13650 if (ps == null) { 13651 return true; 13652 } 13653 if (filterAppAccessLPr(ps, callingUid, userId)) { 13654 return true; 13655 } 13656 return ps.getHidden(userId); 13657 } 13658 } finally { 13659 Binder.restoreCallingIdentity(callingId); 13660 } 13661 } 13662 13663 /** 13664 * @hide 13665 */ 13666 @Override 13667 public int installExistingPackageAsUser(String packageName, int userId, int installFlags, 13668 int installReason) { 13669 mContext.enforceCallingOrSelfPermission(android.Manifest.permission.INSTALL_PACKAGES, 13670 null); 13671 PackageSetting pkgSetting; 13672 final int callingUid = Binder.getCallingUid(); 13673 mPermissionManager.enforceCrossUserPermission(callingUid, userId, 13674 true /* requireFullPermission */, true /* checkShell */, 13675 "installExistingPackage for user " + userId); 13676 if (isUserRestricted(userId, UserManager.DISALLOW_INSTALL_APPS)) { 13677 return PackageManager.INSTALL_FAILED_USER_RESTRICTED; 13678 } 13679 13680 long callingId = Binder.clearCallingIdentity(); 13681 try { 13682 boolean installed = false; 13683 final boolean instantApp = 13684 (installFlags & PackageManager.INSTALL_INSTANT_APP) != 0; 13685 final boolean fullApp = 13686 (installFlags & PackageManager.INSTALL_FULL_APP) != 0; 13687 13688 // writer 13689 synchronized (mPackages) { 13690 pkgSetting = mSettings.mPackages.get(packageName); 13691 if (pkgSetting == null) { 13692 return PackageManager.INSTALL_FAILED_INVALID_URI; 13693 } 13694 if (!canViewInstantApps(callingUid, UserHandle.getUserId(callingUid))) { 13695 // only allow the existing package to be used if it's installed as a full 13696 // application for at least one user 13697 boolean installAllowed = false; 13698 for (int checkUserId : sUserManager.getUserIds()) { 13699 installAllowed = !pkgSetting.getInstantApp(checkUserId); 13700 if (installAllowed) { 13701 break; 13702 } 13703 } 13704 if (!installAllowed) { 13705 return PackageManager.INSTALL_FAILED_INVALID_URI; 13706 } 13707 } 13708 if (!pkgSetting.getInstalled(userId)) { 13709 pkgSetting.setInstalled(true, userId); 13710 pkgSetting.setHidden(false, userId); 13711 pkgSetting.setInstallReason(installReason, userId); 13712 mSettings.writePackageRestrictionsLPr(userId); 13713 mSettings.writeKernelMappingLPr(pkgSetting); 13714 installed = true; 13715 } else if (fullApp && pkgSetting.getInstantApp(userId)) { 13716 // upgrade app from instant to full; we don't allow app downgrade 13717 installed = true; 13718 } 13719 setInstantAppForUser(pkgSetting, userId, instantApp, fullApp); 13720 } 13721 13722 if (installed) { 13723 if (pkgSetting.pkg != null) { 13724 synchronized (mInstallLock) { 13725 // We don't need to freeze for a brand new install 13726 prepareAppDataAfterInstallLIF(pkgSetting.pkg); 13727 } 13728 } 13729 sendPackageAddedForUser(packageName, pkgSetting, userId); 13730 synchronized (mPackages) { 13731 updateSequenceNumberLP(pkgSetting, new int[]{ userId }); 13732 } 13733 } 13734 } finally { 13735 Binder.restoreCallingIdentity(callingId); 13736 } 13737 13738 return PackageManager.INSTALL_SUCCEEDED; 13739 } 13740 13741 void setInstantAppForUser(PackageSetting pkgSetting, int userId, 13742 boolean instantApp, boolean fullApp) { 13743 // no state specified; do nothing 13744 if (!instantApp && !fullApp) { 13745 return; 13746 } 13747 if (userId != UserHandle.USER_ALL) { 13748 if (instantApp && !pkgSetting.getInstantApp(userId)) { 13749 pkgSetting.setInstantApp(true /*instantApp*/, userId); 13750 } else if (fullApp && pkgSetting.getInstantApp(userId)) { 13751 pkgSetting.setInstantApp(false /*instantApp*/, userId); 13752 } 13753 } else { 13754 for (int currentUserId : sUserManager.getUserIds()) { 13755 if (instantApp && !pkgSetting.getInstantApp(currentUserId)) { 13756 pkgSetting.setInstantApp(true /*instantApp*/, currentUserId); 13757 } else if (fullApp && pkgSetting.getInstantApp(currentUserId)) { 13758 pkgSetting.setInstantApp(false /*instantApp*/, currentUserId); 13759 } 13760 } 13761 } 13762 } 13763 13764 boolean isUserRestricted(int userId, String restrictionKey) { 13765 Bundle restrictions = sUserManager.getUserRestrictions(userId); 13766 if (restrictions.getBoolean(restrictionKey, false)) { 13767 Log.w(TAG, "User is restricted: " + restrictionKey); 13768 return true; 13769 } 13770 return false; 13771 } 13772 13773 @Override 13774 public String[] setPackagesSuspendedAsUser(String[] packageNames, boolean suspended, 13775 int userId) { 13776 mContext.enforceCallingOrSelfPermission(android.Manifest.permission.MANAGE_USERS, null); 13777 final int callingUid = Binder.getCallingUid(); 13778 mPermissionManager.enforceCrossUserPermission(callingUid, userId, 13779 true /* requireFullPermission */, true /* checkShell */, 13780 "setPackagesSuspended for user " + userId); 13781 13782 if (ArrayUtils.isEmpty(packageNames)) { 13783 return packageNames; 13784 } 13785 13786 // List of package names for whom the suspended state has changed. 13787 List<String> changedPackages = new ArrayList<>(packageNames.length); 13788 // List of package names for whom the suspended state is not set as requested in this 13789 // method. 13790 List<String> unactionedPackages = new ArrayList<>(packageNames.length); 13791 long callingId = Binder.clearCallingIdentity(); 13792 try { 13793 for (int i = 0; i < packageNames.length; i++) { 13794 String packageName = packageNames[i]; 13795 boolean changed = false; 13796 final int appId; 13797 synchronized (mPackages) { 13798 final PackageSetting pkgSetting = mSettings.mPackages.get(packageName); 13799 if (pkgSetting == null 13800 || filterAppAccessLPr(pkgSetting, callingUid, userId)) { 13801 Slog.w(TAG, "Could not find package setting for package \"" + packageName 13802 + "\". Skipping suspending/un-suspending."); 13803 unactionedPackages.add(packageName); 13804 continue; 13805 } 13806 appId = pkgSetting.appId; 13807 if (pkgSetting.getSuspended(userId) != suspended) { 13808 if (!canSuspendPackageForUserLocked(packageName, userId)) { 13809 unactionedPackages.add(packageName); 13810 continue; 13811 } 13812 pkgSetting.setSuspended(suspended, userId); 13813 mSettings.writePackageRestrictionsLPr(userId); 13814 changed = true; 13815 changedPackages.add(packageName); 13816 } 13817 } 13818 13819 if (changed && suspended) { 13820 killApplication(packageName, UserHandle.getUid(userId, appId), 13821 "suspending package"); 13822 } 13823 } 13824 } finally { 13825 Binder.restoreCallingIdentity(callingId); 13826 } 13827 13828 if (!changedPackages.isEmpty()) { 13829 sendPackagesSuspendedForUser(changedPackages.toArray( 13830 new String[changedPackages.size()]), userId, suspended); 13831 } 13832 13833 return unactionedPackages.toArray(new String[unactionedPackages.size()]); 13834 } 13835 13836 @Override 13837 public boolean isPackageSuspendedForUser(String packageName, int userId) { 13838 final int callingUid = Binder.getCallingUid(); 13839 mPermissionManager.enforceCrossUserPermission(callingUid, userId, 13840 true /* requireFullPermission */, false /* checkShell */, 13841 "isPackageSuspendedForUser for user " + userId); 13842 synchronized (mPackages) { 13843 final PackageSetting ps = mSettings.mPackages.get(packageName); 13844 if (ps == null || filterAppAccessLPr(ps, callingUid, userId)) { 13845 throw new IllegalArgumentException("Unknown target package: " + packageName); 13846 } 13847 return ps.getSuspended(userId); 13848 } 13849 } 13850 13851 private boolean canSuspendPackageForUserLocked(String packageName, int userId) { 13852 if (isPackageDeviceAdmin(packageName, userId)) { 13853 Slog.w(TAG, "Cannot suspend/un-suspend package \"" + packageName 13854 + "\": has an active device admin"); 13855 return false; 13856 } 13857 13858 String activeLauncherPackageName = getActiveLauncherPackageName(userId); 13859 if (packageName.equals(activeLauncherPackageName)) { 13860 Slog.w(TAG, "Cannot suspend/un-suspend package \"" + packageName 13861 + "\": contains the active launcher"); 13862 return false; 13863 } 13864 13865 if (packageName.equals(mRequiredInstallerPackage)) { 13866 Slog.w(TAG, "Cannot suspend/un-suspend package \"" + packageName 13867 + "\": required for package installation"); 13868 return false; 13869 } 13870 13871 if (packageName.equals(mRequiredUninstallerPackage)) { 13872 Slog.w(TAG, "Cannot suspend/un-suspend package \"" + packageName 13873 + "\": required for package uninstallation"); 13874 return false; 13875 } 13876 13877 if (packageName.equals(mRequiredVerifierPackage)) { 13878 Slog.w(TAG, "Cannot suspend/un-suspend package \"" + packageName 13879 + "\": required for package verification"); 13880 return false; 13881 } 13882 13883 if (packageName.equals(getDefaultDialerPackageName(userId))) { 13884 Slog.w(TAG, "Cannot suspend/un-suspend package \"" + packageName 13885 + "\": is the default dialer"); 13886 return false; 13887 } 13888 13889 if (mProtectedPackages.isPackageStateProtected(userId, packageName)) { 13890 Slog.w(TAG, "Cannot suspend/un-suspend package \"" + packageName 13891 + "\": protected package"); 13892 return false; 13893 } 13894 13895 // Cannot suspend static shared libs as they are considered 13896 // a part of the using app (emulating static linking). Also 13897 // static libs are installed always on internal storage. 13898 PackageParser.Package pkg = mPackages.get(packageName); 13899 if (pkg != null && pkg.applicationInfo.isStaticSharedLibrary()) { 13900 Slog.w(TAG, "Cannot suspend package: " + packageName 13901 + " providing static shared library: " 13902 + pkg.staticSharedLibName); 13903 return false; 13904 } 13905 13906 return true; 13907 } 13908 13909 private String getActiveLauncherPackageName(int userId) { 13910 Intent intent = new Intent(Intent.ACTION_MAIN); 13911 intent.addCategory(Intent.CATEGORY_HOME); 13912 ResolveInfo resolveInfo = resolveIntent( 13913 intent, 13914 intent.resolveTypeIfNeeded(mContext.getContentResolver()), 13915 PackageManager.MATCH_DEFAULT_ONLY, 13916 userId); 13917 13918 return resolveInfo == null ? null : resolveInfo.activityInfo.packageName; 13919 } 13920 13921 private String getDefaultDialerPackageName(int userId) { 13922 synchronized (mPackages) { 13923 return mSettings.getDefaultDialerPackageNameLPw(userId); 13924 } 13925 } 13926 13927 @Override 13928 public void verifyPendingInstall(int id, int verificationCode) throws RemoteException { 13929 mContext.enforceCallingOrSelfPermission( 13930 android.Manifest.permission.PACKAGE_VERIFICATION_AGENT, 13931 "Only package verification agents can verify applications"); 13932 13933 final Message msg = mHandler.obtainMessage(PACKAGE_VERIFIED); 13934 final PackageVerificationResponse response = new PackageVerificationResponse( 13935 verificationCode, Binder.getCallingUid()); 13936 msg.arg1 = id; 13937 msg.obj = response; 13938 mHandler.sendMessage(msg); 13939 } 13940 13941 @Override 13942 public void extendVerificationTimeout(int id, int verificationCodeAtTimeout, 13943 long millisecondsToDelay) { 13944 mContext.enforceCallingOrSelfPermission( 13945 android.Manifest.permission.PACKAGE_VERIFICATION_AGENT, 13946 "Only package verification agents can extend verification timeouts"); 13947 13948 final PackageVerificationState state = mPendingVerification.get(id); 13949 final PackageVerificationResponse response = new PackageVerificationResponse( 13950 verificationCodeAtTimeout, Binder.getCallingUid()); 13951 13952 if (millisecondsToDelay > PackageManager.MAXIMUM_VERIFICATION_TIMEOUT) { 13953 millisecondsToDelay = PackageManager.MAXIMUM_VERIFICATION_TIMEOUT; 13954 } 13955 if (millisecondsToDelay < 0) { 13956 millisecondsToDelay = 0; 13957 } 13958 if ((verificationCodeAtTimeout != PackageManager.VERIFICATION_ALLOW) 13959 && (verificationCodeAtTimeout != PackageManager.VERIFICATION_REJECT)) { 13960 verificationCodeAtTimeout = PackageManager.VERIFICATION_REJECT; 13961 } 13962 13963 if ((state != null) && !state.timeoutExtended()) { 13964 state.extendTimeout(); 13965 13966 final Message msg = mHandler.obtainMessage(PACKAGE_VERIFIED); 13967 msg.arg1 = id; 13968 msg.obj = response; 13969 mHandler.sendMessageDelayed(msg, millisecondsToDelay); 13970 } 13971 } 13972 13973 private void broadcastPackageVerified(int verificationId, Uri packageUri, 13974 int verificationCode, UserHandle user) { 13975 final Intent intent = new Intent(Intent.ACTION_PACKAGE_VERIFIED); 13976 intent.setDataAndType(packageUri, PACKAGE_MIME_TYPE); 13977 intent.addFlags(Intent.FLAG_GRANT_READ_URI_PERMISSION); 13978 intent.putExtra(PackageManager.EXTRA_VERIFICATION_ID, verificationId); 13979 intent.putExtra(PackageManager.EXTRA_VERIFICATION_RESULT, verificationCode); 13980 13981 mContext.sendBroadcastAsUser(intent, user, 13982 android.Manifest.permission.PACKAGE_VERIFICATION_AGENT); 13983 } 13984 13985 private ComponentName matchComponentForVerifier(String packageName, 13986 List<ResolveInfo> receivers) { 13987 ActivityInfo targetReceiver = null; 13988 13989 final int NR = receivers.size(); 13990 for (int i = 0; i < NR; i++) { 13991 final ResolveInfo info = receivers.get(i); 13992 if (info.activityInfo == null) { 13993 continue; 13994 } 13995 13996 if (packageName.equals(info.activityInfo.packageName)) { 13997 targetReceiver = info.activityInfo; 13998 break; 13999 } 14000 } 14001 14002 if (targetReceiver == null) { 14003 return null; 14004 } 14005 14006 return new ComponentName(targetReceiver.packageName, targetReceiver.name); 14007 } 14008 14009 private List<ComponentName> matchVerifiers(PackageInfoLite pkgInfo, 14010 List<ResolveInfo> receivers, final PackageVerificationState verificationState) { 14011 if (pkgInfo.verifiers.length == 0) { 14012 return null; 14013 } 14014 14015 final int N = pkgInfo.verifiers.length; 14016 final List<ComponentName> sufficientVerifiers = new ArrayList<ComponentName>(N + 1); 14017 for (int i = 0; i < N; i++) { 14018 final VerifierInfo verifierInfo = pkgInfo.verifiers[i]; 14019 14020 final ComponentName comp = matchComponentForVerifier(verifierInfo.packageName, 14021 receivers); 14022 if (comp == null) { 14023 continue; 14024 } 14025 14026 final int verifierUid = getUidForVerifier(verifierInfo); 14027 if (verifierUid == -1) { 14028 continue; 14029 } 14030 14031 if (DEBUG_VERIFY) { 14032 Slog.d(TAG, "Added sufficient verifier " + verifierInfo.packageName 14033 + " with the correct signature"); 14034 } 14035 sufficientVerifiers.add(comp); 14036 verificationState.addSufficientVerifier(verifierUid); 14037 } 14038 14039 return sufficientVerifiers; 14040 } 14041 14042 private int getUidForVerifier(VerifierInfo verifierInfo) { 14043 synchronized (mPackages) { 14044 final PackageParser.Package pkg = mPackages.get(verifierInfo.packageName); 14045 if (pkg == null) { 14046 return -1; 14047 } else if (pkg.mSigningDetails.signatures.length != 1) { 14048 Slog.i(TAG, "Verifier package " + verifierInfo.packageName 14049 + " has more than one signature; ignoring"); 14050 return -1; 14051 } 14052 14053 /* 14054 * If the public key of the package's signature does not match 14055 * our expected public key, then this is a different package and 14056 * we should skip. 14057 */ 14058 14059 final byte[] expectedPublicKey; 14060 try { 14061 final Signature verifierSig = pkg.mSigningDetails.signatures[0]; 14062 final PublicKey publicKey = verifierSig.getPublicKey(); 14063 expectedPublicKey = publicKey.getEncoded(); 14064 } catch (CertificateException e) { 14065 return -1; 14066 } 14067 14068 final byte[] actualPublicKey = verifierInfo.publicKey.getEncoded(); 14069 14070 if (!Arrays.equals(actualPublicKey, expectedPublicKey)) { 14071 Slog.i(TAG, "Verifier package " + verifierInfo.packageName 14072 + " does not have the expected public key; ignoring"); 14073 return -1; 14074 } 14075 14076 return pkg.applicationInfo.uid; 14077 } 14078 } 14079 14080 @Override 14081 public void finishPackageInstall(int token, boolean didLaunch) { 14082 enforceSystemOrRoot("Only the system is allowed to finish installs"); 14083 14084 if (DEBUG_INSTALL) { 14085 Slog.v(TAG, "BM finishing package install for " + token); 14086 } 14087 Trace.asyncTraceEnd(TRACE_TAG_PACKAGE_MANAGER, "restore", token); 14088 14089 final Message msg = mHandler.obtainMessage(POST_INSTALL, token, didLaunch ? 1 : 0); 14090 mHandler.sendMessage(msg); 14091 } 14092 14093 /** 14094 * Get the verification agent timeout. Used for both the APK verifier and the 14095 * intent filter verifier. 14096 * 14097 * @return verification timeout in milliseconds 14098 */ 14099 private long getVerificationTimeout() { 14100 return android.provider.Settings.Global.getLong(mContext.getContentResolver(), 14101 android.provider.Settings.Global.PACKAGE_VERIFIER_TIMEOUT, 14102 DEFAULT_VERIFICATION_TIMEOUT); 14103 } 14104 14105 /** 14106 * Get the default verification agent response code. 14107 * 14108 * @return default verification response code 14109 */ 14110 private int getDefaultVerificationResponse(UserHandle user) { 14111 if (sUserManager.hasUserRestriction(UserManager.ENSURE_VERIFY_APPS, user.getIdentifier())) { 14112 return PackageManager.VERIFICATION_REJECT; 14113 } 14114 return android.provider.Settings.Global.getInt(mContext.getContentResolver(), 14115 android.provider.Settings.Global.PACKAGE_VERIFIER_DEFAULT_RESPONSE, 14116 DEFAULT_VERIFICATION_RESPONSE); 14117 } 14118 14119 /** 14120 * Check whether or not package verification has been enabled. 14121 * 14122 * @return true if verification should be performed 14123 */ 14124 private boolean isVerificationEnabled(int userId, int installFlags, int installerUid) { 14125 if (!DEFAULT_VERIFY_ENABLE) { 14126 return false; 14127 } 14128 14129 boolean ensureVerifyAppsEnabled = isUserRestricted(userId, UserManager.ENSURE_VERIFY_APPS); 14130 14131 // Check if installing from ADB 14132 if ((installFlags & PackageManager.INSTALL_FROM_ADB) != 0) { 14133 // Do not run verification in a test harness environment 14134 if (ActivityManager.isRunningInTestHarness()) { 14135 return false; 14136 } 14137 if (ensureVerifyAppsEnabled) { 14138 return true; 14139 } 14140 // Check if the developer does not want package verification for ADB installs 14141 if (android.provider.Settings.Global.getInt(mContext.getContentResolver(), 14142 android.provider.Settings.Global.PACKAGE_VERIFIER_INCLUDE_ADB, 1) == 0) { 14143 return false; 14144 } 14145 } else { 14146 // only when not installed from ADB, skip verification for instant apps when 14147 // the installer and verifier are the same. 14148 if ((installFlags & PackageManager.INSTALL_INSTANT_APP) != 0) { 14149 if (mInstantAppInstallerActivity != null 14150 && mInstantAppInstallerActivity.packageName.equals( 14151 mRequiredVerifierPackage)) { 14152 try { 14153 mContext.getSystemService(AppOpsManager.class) 14154 .checkPackage(installerUid, mRequiredVerifierPackage); 14155 if (DEBUG_VERIFY) { 14156 Slog.i(TAG, "disable verification for instant app"); 14157 } 14158 return false; 14159 } catch (SecurityException ignore) { } 14160 } 14161 } 14162 } 14163 14164 if (ensureVerifyAppsEnabled) { 14165 return true; 14166 } 14167 14168 return android.provider.Settings.Global.getInt(mContext.getContentResolver(), 14169 android.provider.Settings.Global.PACKAGE_VERIFIER_ENABLE, 1) == 1; 14170 } 14171 14172 @Override 14173 public void verifyIntentFilter(int id, int verificationCode, List<String> failedDomains) 14174 throws RemoteException { 14175 mContext.enforceCallingOrSelfPermission( 14176 Manifest.permission.INTENT_FILTER_VERIFICATION_AGENT, 14177 "Only intentfilter verification agents can verify applications"); 14178 14179 final Message msg = mHandler.obtainMessage(INTENT_FILTER_VERIFIED); 14180 final IntentFilterVerificationResponse response = new IntentFilterVerificationResponse( 14181 Binder.getCallingUid(), verificationCode, failedDomains); 14182 msg.arg1 = id; 14183 msg.obj = response; 14184 mHandler.sendMessage(msg); 14185 } 14186 14187 @Override 14188 public int getIntentVerificationStatus(String packageName, int userId) { 14189 final int callingUid = Binder.getCallingUid(); 14190 if (UserHandle.getUserId(callingUid) != userId) { 14191 mContext.enforceCallingOrSelfPermission( 14192 android.Manifest.permission.INTERACT_ACROSS_USERS_FULL, 14193 "getIntentVerificationStatus" + userId); 14194 } 14195 if (getInstantAppPackageName(callingUid) != null) { 14196 return INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_UNDEFINED; 14197 } 14198 synchronized (mPackages) { 14199 final PackageSetting ps = mSettings.mPackages.get(packageName); 14200 if (ps == null 14201 || filterAppAccessLPr(ps, callingUid, UserHandle.getUserId(callingUid))) { 14202 return INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_UNDEFINED; 14203 } 14204 return mSettings.getIntentFilterVerificationStatusLPr(packageName, userId); 14205 } 14206 } 14207 14208 @Override 14209 public boolean updateIntentVerificationStatus(String packageName, int status, int userId) { 14210 mContext.enforceCallingOrSelfPermission( 14211 android.Manifest.permission.SET_PREFERRED_APPLICATIONS, null); 14212 14213 boolean result = false; 14214 synchronized (mPackages) { 14215 final PackageSetting ps = mSettings.mPackages.get(packageName); 14216 if (filterAppAccessLPr(ps, Binder.getCallingUid(), UserHandle.getCallingUserId())) { 14217 return false; 14218 } 14219 result = mSettings.updateIntentFilterVerificationStatusLPw(packageName, status, userId); 14220 } 14221 if (result) { 14222 scheduleWritePackageRestrictionsLocked(userId); 14223 } 14224 return result; 14225 } 14226 14227 @Override 14228 public @NonNull ParceledListSlice<IntentFilterVerificationInfo> getIntentFilterVerifications( 14229 String packageName) { 14230 final int callingUid = Binder.getCallingUid(); 14231 if (getInstantAppPackageName(callingUid) != null) { 14232 return ParceledListSlice.emptyList(); 14233 } 14234 synchronized (mPackages) { 14235 final PackageSetting ps = mSettings.mPackages.get(packageName); 14236 if (filterAppAccessLPr(ps, callingUid, UserHandle.getUserId(callingUid))) { 14237 return ParceledListSlice.emptyList(); 14238 } 14239 return new ParceledListSlice<>(mSettings.getIntentFilterVerificationsLPr(packageName)); 14240 } 14241 } 14242 14243 @Override 14244 public @NonNull ParceledListSlice<IntentFilter> getAllIntentFilters(String packageName) { 14245 if (TextUtils.isEmpty(packageName)) { 14246 return ParceledListSlice.emptyList(); 14247 } 14248 final int callingUid = Binder.getCallingUid(); 14249 final int callingUserId = UserHandle.getUserId(callingUid); 14250 synchronized (mPackages) { 14251 PackageParser.Package pkg = mPackages.get(packageName); 14252 if (pkg == null || pkg.activities == null) { 14253 return ParceledListSlice.emptyList(); 14254 } 14255 if (pkg.mExtras == null) { 14256 return ParceledListSlice.emptyList(); 14257 } 14258 final PackageSetting ps = (PackageSetting) pkg.mExtras; 14259 if (filterAppAccessLPr(ps, callingUid, callingUserId)) { 14260 return ParceledListSlice.emptyList(); 14261 } 14262 final int count = pkg.activities.size(); 14263 ArrayList<IntentFilter> result = new ArrayList<>(); 14264 for (int n=0; n<count; n++) { 14265 PackageParser.Activity activity = pkg.activities.get(n); 14266 if (activity.intents != null && activity.intents.size() > 0) { 14267 result.addAll(activity.intents); 14268 } 14269 } 14270 return new ParceledListSlice<>(result); 14271 } 14272 } 14273 14274 @Override 14275 public boolean setDefaultBrowserPackageName(String packageName, int userId) { 14276 mContext.enforceCallingOrSelfPermission( 14277 android.Manifest.permission.SET_PREFERRED_APPLICATIONS, null); 14278 if (UserHandle.getCallingUserId() != userId) { 14279 mContext.enforceCallingOrSelfPermission( 14280 android.Manifest.permission.INTERACT_ACROSS_USERS_FULL, null); 14281 } 14282 14283 synchronized (mPackages) { 14284 boolean result = mSettings.setDefaultBrowserPackageNameLPw(packageName, userId); 14285 if (packageName != null) { 14286 mDefaultPermissionPolicy.grantDefaultPermissionsToDefaultBrowser( 14287 packageName, userId); 14288 } 14289 return result; 14290 } 14291 } 14292 14293 @Override 14294 public String getDefaultBrowserPackageName(int userId) { 14295 if (UserHandle.getCallingUserId() != userId) { 14296 mContext.enforceCallingOrSelfPermission( 14297 android.Manifest.permission.INTERACT_ACROSS_USERS_FULL, null); 14298 } 14299 if (getInstantAppPackageName(Binder.getCallingUid()) != null) { 14300 return null; 14301 } 14302 synchronized (mPackages) { 14303 return mSettings.getDefaultBrowserPackageNameLPw(userId); 14304 } 14305 } 14306 14307 /** 14308 * Get the "allow unknown sources" setting. 14309 * 14310 * @return the current "allow unknown sources" setting 14311 */ 14312 private int getUnknownSourcesSettings() { 14313 return android.provider.Settings.Secure.getInt(mContext.getContentResolver(), 14314 android.provider.Settings.Secure.INSTALL_NON_MARKET_APPS, 14315 -1); 14316 } 14317 14318 @Override 14319 public void setInstallerPackageName(String targetPackage, String installerPackageName) { 14320 final int callingUid = Binder.getCallingUid(); 14321 if (getInstantAppPackageName(callingUid) != null) { 14322 return; 14323 } 14324 // writer 14325 synchronized (mPackages) { 14326 PackageSetting targetPackageSetting = mSettings.mPackages.get(targetPackage); 14327 if (targetPackageSetting == null 14328 || filterAppAccessLPr( 14329 targetPackageSetting, callingUid, UserHandle.getUserId(callingUid))) { 14330 throw new IllegalArgumentException("Unknown target package: " + targetPackage); 14331 } 14332 14333 PackageSetting installerPackageSetting; 14334 if (installerPackageName != null) { 14335 installerPackageSetting = mSettings.mPackages.get(installerPackageName); 14336 if (installerPackageSetting == null) { 14337 throw new IllegalArgumentException("Unknown installer package: " 14338 + installerPackageName); 14339 } 14340 } else { 14341 installerPackageSetting = null; 14342 } 14343 14344 Signature[] callerSignature; 14345 Object obj = mSettings.getUserIdLPr(callingUid); 14346 if (obj != null) { 14347 if (obj instanceof SharedUserSetting) { 14348 callerSignature = 14349 ((SharedUserSetting)obj).signatures.mSigningDetails.signatures; 14350 } else if (obj instanceof PackageSetting) { 14351 callerSignature = ((PackageSetting)obj).signatures.mSigningDetails.signatures; 14352 } else { 14353 throw new SecurityException("Bad object " + obj + " for uid " + callingUid); 14354 } 14355 } else { 14356 throw new SecurityException("Unknown calling UID: " + callingUid); 14357 } 14358 14359 // Verify: can't set installerPackageName to a package that is 14360 // not signed with the same cert as the caller. 14361 if (installerPackageSetting != null) { 14362 if (compareSignatures(callerSignature, 14363 installerPackageSetting.signatures.mSigningDetails.signatures) 14364 != PackageManager.SIGNATURE_MATCH) { 14365 throw new SecurityException( 14366 "Caller does not have same cert as new installer package " 14367 + installerPackageName); 14368 } 14369 } 14370 14371 // Verify: if target already has an installer package, it must 14372 // be signed with the same cert as the caller. 14373 if (targetPackageSetting.installerPackageName != null) { 14374 PackageSetting setting = mSettings.mPackages.get( 14375 targetPackageSetting.installerPackageName); 14376 // If the currently set package isn't valid, then it's always 14377 // okay to change it. 14378 if (setting != null) { 14379 if (compareSignatures(callerSignature, 14380 setting.signatures.mSigningDetails.signatures) 14381 != PackageManager.SIGNATURE_MATCH) { 14382 throw new SecurityException( 14383 "Caller does not have same cert as old installer package " 14384 + targetPackageSetting.installerPackageName); 14385 } 14386 } 14387 } 14388 14389 // Okay! 14390 targetPackageSetting.installerPackageName = installerPackageName; 14391 if (installerPackageName != null) { 14392 mSettings.mInstallerPackages.add(installerPackageName); 14393 } 14394 scheduleWriteSettingsLocked(); 14395 } 14396 } 14397 14398 @Override 14399 public void setApplicationCategoryHint(String packageName, int categoryHint, 14400 String callerPackageName) { 14401 if (getInstantAppPackageName(Binder.getCallingUid()) != null) { 14402 throw new SecurityException("Instant applications don't have access to this method"); 14403 } 14404 mContext.getSystemService(AppOpsManager.class).checkPackage(Binder.getCallingUid(), 14405 callerPackageName); 14406 synchronized (mPackages) { 14407 PackageSetting ps = mSettings.mPackages.get(packageName); 14408 if (ps == null) { 14409 throw new IllegalArgumentException("Unknown target package " + packageName); 14410 } 14411 if (filterAppAccessLPr(ps, Binder.getCallingUid(), UserHandle.getCallingUserId())) { 14412 throw new IllegalArgumentException("Unknown target package " + packageName); 14413 } 14414 if (!Objects.equals(callerPackageName, ps.installerPackageName)) { 14415 throw new IllegalArgumentException("Calling package " + callerPackageName 14416 + " is not installer for " + packageName); 14417 } 14418 14419 if (ps.categoryHint != categoryHint) { 14420 ps.categoryHint = categoryHint; 14421 scheduleWriteSettingsLocked(); 14422 } 14423 } 14424 } 14425 14426 private void processPendingInstall(final InstallArgs args, final int currentStatus) { 14427 // Queue up an async operation since the package installation may take a little while. 14428 mHandler.post(new Runnable() { 14429 public void run() { 14430 mHandler.removeCallbacks(this); 14431 // Result object to be returned 14432 PackageInstalledInfo res = new PackageInstalledInfo(); 14433 res.setReturnCode(currentStatus); 14434 res.uid = -1; 14435 res.pkg = null; 14436 res.removedInfo = null; 14437 if (res.returnCode == PackageManager.INSTALL_SUCCEEDED) { 14438 args.doPreInstall(res.returnCode); 14439 synchronized (mInstallLock) { 14440 installPackageTracedLI(args, res); 14441 } 14442 args.doPostInstall(res.returnCode, res.uid); 14443 } 14444 14445 // A restore should be performed at this point if (a) the install 14446 // succeeded, (b) the operation is not an update, and (c) the new 14447 // package has not opted out of backup participation. 14448 final boolean update = res.removedInfo != null 14449 && res.removedInfo.removedPackage != null; 14450 final int flags = (res.pkg == null) ? 0 : res.pkg.applicationInfo.flags; 14451 boolean doRestore = !update 14452 && ((flags & ApplicationInfo.FLAG_ALLOW_BACKUP) != 0); 14453 14454 // Set up the post-install work request bookkeeping. This will be used 14455 // and cleaned up by the post-install event handling regardless of whether 14456 // there's a restore pass performed. Token values are >= 1. 14457 int token; 14458 if (mNextInstallToken < 0) mNextInstallToken = 1; 14459 token = mNextInstallToken++; 14460 14461 PostInstallData data = new PostInstallData(args, res); 14462 mRunningInstalls.put(token, data); 14463 if (DEBUG_INSTALL) Log.v(TAG, "+ starting restore round-trip " + token); 14464 14465 if (res.returnCode == PackageManager.INSTALL_SUCCEEDED && doRestore) { 14466 // Pass responsibility to the Backup Manager. It will perform a 14467 // restore if appropriate, then pass responsibility back to the 14468 // Package Manager to run the post-install observer callbacks 14469 // and broadcasts. 14470 IBackupManager bm = IBackupManager.Stub.asInterface( 14471 ServiceManager.getService(Context.BACKUP_SERVICE)); 14472 if (bm != null) { 14473 if (DEBUG_INSTALL) Log.v(TAG, "token " + token 14474 + " to BM for possible restore"); 14475 Trace.asyncTraceBegin(TRACE_TAG_PACKAGE_MANAGER, "restore", token); 14476 try { 14477 // TODO: http://b/22388012 14478 if (bm.isBackupServiceActive(UserHandle.USER_SYSTEM)) { 14479 bm.restoreAtInstall(res.pkg.applicationInfo.packageName, token); 14480 } else { 14481 doRestore = false; 14482 } 14483 } catch (RemoteException e) { 14484 // can't happen; the backup manager is local 14485 } catch (Exception e) { 14486 Slog.e(TAG, "Exception trying to enqueue restore", e); 14487 doRestore = false; 14488 } 14489 } else { 14490 Slog.e(TAG, "Backup Manager not found!"); 14491 doRestore = false; 14492 } 14493 } 14494 14495 if (!doRestore) { 14496 // No restore possible, or the Backup Manager was mysteriously not 14497 // available -- just fire the post-install work request directly. 14498 if (DEBUG_INSTALL) Log.v(TAG, "No restore - queue post-install for " + token); 14499 14500 Trace.asyncTraceBegin(TRACE_TAG_PACKAGE_MANAGER, "postInstall", token); 14501 14502 Message msg = mHandler.obtainMessage(POST_INSTALL, token, 0); 14503 mHandler.sendMessage(msg); 14504 } 14505 } 14506 }); 14507 } 14508 14509 /** 14510 * Callback from PackageSettings whenever an app is first transitioned out of the 14511 * 'stopped' state. Normally we just issue the broadcast, but we can't do that if 14512 * the app was "launched" for a restoreAtInstall operation. Therefore we check 14513 * here whether the app is the target of an ongoing install, and only send the 14514 * broadcast immediately if it is not in that state. If it *is* undergoing a restore, 14515 * the first-launch broadcast will be sent implicitly on that basis in POST_INSTALL 14516 * handling. 14517 */ 14518 void notifyFirstLaunch(final String packageName, final String installerPackage, 14519 final int userId) { 14520 // Serialize this with the rest of the install-process message chain. In the 14521 // restore-at-install case, this Runnable will necessarily run before the 14522 // POST_INSTALL message is processed, so the contents of mRunningInstalls 14523 // are coherent. In the non-restore case, the app has already completed install 14524 // and been launched through some other means, so it is not in a problematic 14525 // state for observers to see the FIRST_LAUNCH signal. 14526 mHandler.post(new Runnable() { 14527 @Override 14528 public void run() { 14529 for (int i = 0; i < mRunningInstalls.size(); i++) { 14530 final PostInstallData data = mRunningInstalls.valueAt(i); 14531 if (data.res.returnCode != PackageManager.INSTALL_SUCCEEDED) { 14532 continue; 14533 } 14534 if (packageName.equals(data.res.pkg.applicationInfo.packageName)) { 14535 // right package; but is it for the right user? 14536 for (int uIndex = 0; uIndex < data.res.newUsers.length; uIndex++) { 14537 if (userId == data.res.newUsers[uIndex]) { 14538 if (DEBUG_BACKUP) { 14539 Slog.i(TAG, "Package " + packageName 14540 + " being restored so deferring FIRST_LAUNCH"); 14541 } 14542 return; 14543 } 14544 } 14545 } 14546 } 14547 // didn't find it, so not being restored 14548 if (DEBUG_BACKUP) { 14549 Slog.i(TAG, "Package " + packageName + " sending normal FIRST_LAUNCH"); 14550 } 14551 final boolean isInstantApp = isInstantApp(packageName, userId); 14552 final int[] userIds = isInstantApp ? EMPTY_INT_ARRAY : new int[] { userId }; 14553 final int[] instantUserIds = isInstantApp ? new int[] { userId } : EMPTY_INT_ARRAY; 14554 sendFirstLaunchBroadcast(packageName, installerPackage, userIds, instantUserIds); 14555 } 14556 }); 14557 } 14558 14559 private void sendFirstLaunchBroadcast(String pkgName, String installerPkg, 14560 int[] userIds, int[] instantUserIds) { 14561 sendPackageBroadcast(Intent.ACTION_PACKAGE_FIRST_LAUNCH, pkgName, null, 0, 14562 installerPkg, null, userIds, instantUserIds); 14563 } 14564 14565 private abstract class HandlerParams { 14566 private static final int MAX_RETRIES = 4; 14567 14568 /** 14569 * Number of times startCopy() has been attempted and had a non-fatal 14570 * error. 14571 */ 14572 private int mRetries = 0; 14573 14574 /** User handle for the user requesting the information or installation. */ 14575 private final UserHandle mUser; 14576 String traceMethod; 14577 int traceCookie; 14578 14579 HandlerParams(UserHandle user) { 14580 mUser = user; 14581 } 14582 14583 UserHandle getUser() { 14584 return mUser; 14585 } 14586 14587 HandlerParams setTraceMethod(String traceMethod) { 14588 this.traceMethod = traceMethod; 14589 return this; 14590 } 14591 14592 HandlerParams setTraceCookie(int traceCookie) { 14593 this.traceCookie = traceCookie; 14594 return this; 14595 } 14596 14597 final boolean startCopy() { 14598 boolean res; 14599 try { 14600 if (DEBUG_INSTALL) Slog.i(TAG, "startCopy " + mUser + ": " + this); 14601 14602 if (++mRetries > MAX_RETRIES) { 14603 Slog.w(TAG, "Failed to invoke remote methods on default container service. Giving up"); 14604 mHandler.sendEmptyMessage(MCS_GIVE_UP); 14605 handleServiceError(); 14606 return false; 14607 } else { 14608 handleStartCopy(); 14609 res = true; 14610 } 14611 } catch (RemoteException e) { 14612 if (DEBUG_INSTALL) Slog.i(TAG, "Posting install MCS_RECONNECT"); 14613 mHandler.sendEmptyMessage(MCS_RECONNECT); 14614 res = false; 14615 } 14616 handleReturnCode(); 14617 return res; 14618 } 14619 14620 final void serviceError() { 14621 if (DEBUG_INSTALL) Slog.i(TAG, "serviceError"); 14622 handleServiceError(); 14623 handleReturnCode(); 14624 } 14625 14626 abstract void handleStartCopy() throws RemoteException; 14627 abstract void handleServiceError(); 14628 abstract void handleReturnCode(); 14629 } 14630 14631 private static void clearDirectory(IMediaContainerService mcs, File[] paths) { 14632 for (File path : paths) { 14633 try { 14634 mcs.clearDirectory(path.getAbsolutePath()); 14635 } catch (RemoteException e) { 14636 } 14637 } 14638 } 14639 14640 static class OriginInfo { 14641 /** 14642 * Location where install is coming from, before it has been 14643 * copied/renamed into place. This could be a single monolithic APK 14644 * file, or a cluster directory. This location may be untrusted. 14645 */ 14646 final File file; 14647 14648 /** 14649 * Flag indicating that {@link #file} or {@link #cid} has already been 14650 * staged, meaning downstream users don't need to defensively copy the 14651 * contents. 14652 */ 14653 final boolean staged; 14654 14655 /** 14656 * Flag indicating that {@link #file} or {@link #cid} is an already 14657 * installed app that is being moved. 14658 */ 14659 final boolean existing; 14660 14661 final String resolvedPath; 14662 final File resolvedFile; 14663 14664 static OriginInfo fromNothing() { 14665 return new OriginInfo(null, false, false); 14666 } 14667 14668 static OriginInfo fromUntrustedFile(File file) { 14669 return new OriginInfo(file, false, false); 14670 } 14671 14672 static OriginInfo fromExistingFile(File file) { 14673 return new OriginInfo(file, false, true); 14674 } 14675 14676 static OriginInfo fromStagedFile(File file) { 14677 return new OriginInfo(file, true, false); 14678 } 14679 14680 private OriginInfo(File file, boolean staged, boolean existing) { 14681 this.file = file; 14682 this.staged = staged; 14683 this.existing = existing; 14684 14685 if (file != null) { 14686 resolvedPath = file.getAbsolutePath(); 14687 resolvedFile = file; 14688 } else { 14689 resolvedPath = null; 14690 resolvedFile = null; 14691 } 14692 } 14693 } 14694 14695 static class MoveInfo { 14696 final int moveId; 14697 final String fromUuid; 14698 final String toUuid; 14699 final String packageName; 14700 final String dataAppName; 14701 final int appId; 14702 final String seinfo; 14703 final int targetSdkVersion; 14704 14705 public MoveInfo(int moveId, String fromUuid, String toUuid, String packageName, 14706 String dataAppName, int appId, String seinfo, int targetSdkVersion) { 14707 this.moveId = moveId; 14708 this.fromUuid = fromUuid; 14709 this.toUuid = toUuid; 14710 this.packageName = packageName; 14711 this.dataAppName = dataAppName; 14712 this.appId = appId; 14713 this.seinfo = seinfo; 14714 this.targetSdkVersion = targetSdkVersion; 14715 } 14716 } 14717 14718 static class VerificationInfo { 14719 /** A constant used to indicate that a uid value is not present. */ 14720 public static final int NO_UID = -1; 14721 14722 /** URI referencing where the package was downloaded from. */ 14723 final Uri originatingUri; 14724 14725 /** HTTP referrer URI associated with the originatingURI. */ 14726 final Uri referrer; 14727 14728 /** UID of the application that the install request originated from. */ 14729 final int originatingUid; 14730 14731 /** UID of application requesting the install */ 14732 final int installerUid; 14733 14734 VerificationInfo(Uri originatingUri, Uri referrer, int originatingUid, int installerUid) { 14735 this.originatingUri = originatingUri; 14736 this.referrer = referrer; 14737 this.originatingUid = originatingUid; 14738 this.installerUid = installerUid; 14739 } 14740 } 14741 14742 class InstallParams extends HandlerParams { 14743 final OriginInfo origin; 14744 final MoveInfo move; 14745 final IPackageInstallObserver2 observer; 14746 int installFlags; 14747 final String installerPackageName; 14748 final String volumeUuid; 14749 private InstallArgs mArgs; 14750 private int mRet; 14751 final String packageAbiOverride; 14752 final String[] grantedRuntimePermissions; 14753 final VerificationInfo verificationInfo; 14754 final PackageParser.SigningDetails signingDetails; 14755 final int installReason; 14756 14757 InstallParams(OriginInfo origin, MoveInfo move, IPackageInstallObserver2 observer, 14758 int installFlags, String installerPackageName, String volumeUuid, 14759 VerificationInfo verificationInfo, UserHandle user, String packageAbiOverride, 14760 String[] grantedPermissions, PackageParser.SigningDetails signingDetails, int installReason) { 14761 super(user); 14762 this.origin = origin; 14763 this.move = move; 14764 this.observer = observer; 14765 this.installFlags = installFlags; 14766 this.installerPackageName = installerPackageName; 14767 this.volumeUuid = volumeUuid; 14768 this.verificationInfo = verificationInfo; 14769 this.packageAbiOverride = packageAbiOverride; 14770 this.grantedRuntimePermissions = grantedPermissions; 14771 this.signingDetails = signingDetails; 14772 this.installReason = installReason; 14773 } 14774 14775 @Override 14776 public String toString() { 14777 return "InstallParams{" + Integer.toHexString(System.identityHashCode(this)) 14778 + " file=" + origin.file + "}"; 14779 } 14780 14781 private int installLocationPolicy(PackageInfoLite pkgLite) { 14782 String packageName = pkgLite.packageName; 14783 int installLocation = pkgLite.installLocation; 14784 boolean onSd = (installFlags & PackageManager.INSTALL_EXTERNAL) != 0; 14785 // reader 14786 synchronized (mPackages) { 14787 // Currently installed package which the new package is attempting to replace or 14788 // null if no such package is installed. 14789 PackageParser.Package installedPkg = mPackages.get(packageName); 14790 // Package which currently owns the data which the new package will own if installed. 14791 // If an app is unstalled while keeping data (e.g., adb uninstall -k), installedPkg 14792 // will be null whereas dataOwnerPkg will contain information about the package 14793 // which was uninstalled while keeping its data. 14794 PackageParser.Package dataOwnerPkg = installedPkg; 14795 if (dataOwnerPkg == null) { 14796 PackageSetting ps = mSettings.mPackages.get(packageName); 14797 if (ps != null) { 14798 dataOwnerPkg = ps.pkg; 14799 } 14800 } 14801 14802 if (dataOwnerPkg != null) { 14803 // If installed, the package will get access to data left on the device by its 14804 // predecessor. As a security measure, this is permited only if this is not a 14805 // version downgrade or if the predecessor package is marked as debuggable and 14806 // a downgrade is explicitly requested. 14807 // 14808 // On debuggable platform builds, downgrades are permitted even for 14809 // non-debuggable packages to make testing easier. Debuggable platform builds do 14810 // not offer security guarantees and thus it's OK to disable some security 14811 // mechanisms to make debugging/testing easier on those builds. However, even on 14812 // debuggable builds downgrades of packages are permitted only if requested via 14813 // installFlags. This is because we aim to keep the behavior of debuggable 14814 // platform builds as close as possible to the behavior of non-debuggable 14815 // platform builds. 14816 final boolean downgradeRequested = 14817 (installFlags & PackageManager.INSTALL_ALLOW_DOWNGRADE) != 0; 14818 final boolean packageDebuggable = 14819 (dataOwnerPkg.applicationInfo.flags 14820 & ApplicationInfo.FLAG_DEBUGGABLE) != 0; 14821 final boolean downgradePermitted = 14822 (downgradeRequested) && ((Build.IS_DEBUGGABLE) || (packageDebuggable)); 14823 if (!downgradePermitted) { 14824 try { 14825 checkDowngrade(dataOwnerPkg, pkgLite); 14826 } catch (PackageManagerException e) { 14827 Slog.w(TAG, "Downgrade detected: " + e.getMessage()); 14828 return PackageHelper.RECOMMEND_FAILED_VERSION_DOWNGRADE; 14829 } 14830 } 14831 } 14832 14833 if (installedPkg != null) { 14834 if ((installFlags & PackageManager.INSTALL_REPLACE_EXISTING) != 0) { 14835 // Check for updated system application. 14836 if ((installedPkg.applicationInfo.flags & ApplicationInfo.FLAG_SYSTEM) != 0) { 14837 if (onSd) { 14838 Slog.w(TAG, "Cannot install update to system app on sdcard"); 14839 return PackageHelper.RECOMMEND_FAILED_INVALID_LOCATION; 14840 } 14841 return PackageHelper.RECOMMEND_INSTALL_INTERNAL; 14842 } else { 14843 if (onSd) { 14844 // Install flag overrides everything. 14845 return PackageHelper.RECOMMEND_INSTALL_EXTERNAL; 14846 } 14847 // If current upgrade specifies particular preference 14848 if (installLocation == PackageInfo.INSTALL_LOCATION_INTERNAL_ONLY) { 14849 // Application explicitly specified internal. 14850 return PackageHelper.RECOMMEND_INSTALL_INTERNAL; 14851 } else if (installLocation == PackageInfo.INSTALL_LOCATION_PREFER_EXTERNAL) { 14852 // App explictly prefers external. Let policy decide 14853 } else { 14854 // Prefer previous location 14855 if (isExternal(installedPkg)) { 14856 return PackageHelper.RECOMMEND_INSTALL_EXTERNAL; 14857 } 14858 return PackageHelper.RECOMMEND_INSTALL_INTERNAL; 14859 } 14860 } 14861 } else { 14862 // Invalid install. Return error code 14863 return PackageHelper.RECOMMEND_FAILED_ALREADY_EXISTS; 14864 } 14865 } 14866 } 14867 // All the special cases have been taken care of. 14868 // Return result based on recommended install location. 14869 if (onSd) { 14870 return PackageHelper.RECOMMEND_INSTALL_EXTERNAL; 14871 } 14872 return pkgLite.recommendedInstallLocation; 14873 } 14874 14875 /* 14876 * Invoke remote method to get package information and install 14877 * location values. Override install location based on default 14878 * policy if needed and then create install arguments based 14879 * on the install location. 14880 */ 14881 public void handleStartCopy() throws RemoteException { 14882 int ret = PackageManager.INSTALL_SUCCEEDED; 14883 14884 // If we're already staged, we've firmly committed to an install location 14885 if (origin.staged) { 14886 if (origin.file != null) { 14887 installFlags |= PackageManager.INSTALL_INTERNAL; 14888 installFlags &= ~PackageManager.INSTALL_EXTERNAL; 14889 } else { 14890 throw new IllegalStateException("Invalid stage location"); 14891 } 14892 } 14893 14894 final boolean onSd = (installFlags & PackageManager.INSTALL_EXTERNAL) != 0; 14895 final boolean onInt = (installFlags & PackageManager.INSTALL_INTERNAL) != 0; 14896 final boolean ephemeral = (installFlags & PackageManager.INSTALL_INSTANT_APP) != 0; 14897 PackageInfoLite pkgLite = null; 14898 14899 if (onInt && onSd) { 14900 // Check if both bits are set. 14901 Slog.w(TAG, "Conflicting flags specified for installing on both internal and external"); 14902 ret = PackageManager.INSTALL_FAILED_INVALID_INSTALL_LOCATION; 14903 } else if (onSd && ephemeral) { 14904 Slog.w(TAG, "Conflicting flags specified for installing ephemeral on external"); 14905 ret = PackageManager.INSTALL_FAILED_INVALID_INSTALL_LOCATION; 14906 } else { 14907 pkgLite = mContainerService.getMinimalPackageInfo(origin.resolvedPath, installFlags, 14908 packageAbiOverride); 14909 14910 if (DEBUG_EPHEMERAL && ephemeral) { 14911 Slog.v(TAG, "pkgLite for install: " + pkgLite); 14912 } 14913 14914 /* 14915 * If we have too little free space, try to free cache 14916 * before giving up. 14917 */ 14918 if (!origin.staged && pkgLite.recommendedInstallLocation 14919 == PackageHelper.RECOMMEND_FAILED_INSUFFICIENT_STORAGE) { 14920 // TODO: focus freeing disk space on the target device 14921 final StorageManager storage = StorageManager.from(mContext); 14922 final long lowThreshold = storage.getStorageLowBytes( 14923 Environment.getDataDirectory()); 14924 14925 final long sizeBytes = mContainerService.calculateInstalledSize( 14926 origin.resolvedPath, packageAbiOverride); 14927 14928 try { 14929 mInstaller.freeCache(null, sizeBytes + lowThreshold, 0, 0); 14930 pkgLite = mContainerService.getMinimalPackageInfo(origin.resolvedPath, 14931 installFlags, packageAbiOverride); 14932 } catch (InstallerException e) { 14933 Slog.w(TAG, "Failed to free cache", e); 14934 } 14935 14936 /* 14937 * The cache free must have deleted the file we 14938 * downloaded to install. 14939 * 14940 * TODO: fix the "freeCache" call to not delete 14941 * the file we care about. 14942 */ 14943 if (pkgLite.recommendedInstallLocation 14944 == PackageHelper.RECOMMEND_FAILED_INVALID_URI) { 14945 pkgLite.recommendedInstallLocation 14946 = PackageHelper.RECOMMEND_FAILED_INSUFFICIENT_STORAGE; 14947 } 14948 } 14949 } 14950 14951 if (ret == PackageManager.INSTALL_SUCCEEDED) { 14952 int loc = pkgLite.recommendedInstallLocation; 14953 if (loc == PackageHelper.RECOMMEND_FAILED_INVALID_LOCATION) { 14954 ret = PackageManager.INSTALL_FAILED_INVALID_INSTALL_LOCATION; 14955 } else if (loc == PackageHelper.RECOMMEND_FAILED_ALREADY_EXISTS) { 14956 ret = PackageManager.INSTALL_FAILED_ALREADY_EXISTS; 14957 } else if (loc == PackageHelper.RECOMMEND_FAILED_INSUFFICIENT_STORAGE) { 14958 ret = PackageManager.INSTALL_FAILED_INSUFFICIENT_STORAGE; 14959 } else if (loc == PackageHelper.RECOMMEND_FAILED_INVALID_APK) { 14960 ret = PackageManager.INSTALL_FAILED_INVALID_APK; 14961 } else if (loc == PackageHelper.RECOMMEND_FAILED_INVALID_URI) { 14962 ret = PackageManager.INSTALL_FAILED_INVALID_URI; 14963 } else if (loc == PackageHelper.RECOMMEND_MEDIA_UNAVAILABLE) { 14964 ret = PackageManager.INSTALL_FAILED_MEDIA_UNAVAILABLE; 14965 } else { 14966 // Override with defaults if needed. 14967 loc = installLocationPolicy(pkgLite); 14968 if (loc == PackageHelper.RECOMMEND_FAILED_VERSION_DOWNGRADE) { 14969 ret = PackageManager.INSTALL_FAILED_VERSION_DOWNGRADE; 14970 } else if (!onSd && !onInt) { 14971 // Override install location with flags 14972 if (loc == PackageHelper.RECOMMEND_INSTALL_EXTERNAL) { 14973 // Set the flag to install on external media. 14974 installFlags |= PackageManager.INSTALL_EXTERNAL; 14975 installFlags &= ~PackageManager.INSTALL_INTERNAL; 14976 } else if (loc == PackageHelper.RECOMMEND_INSTALL_EPHEMERAL) { 14977 if (DEBUG_EPHEMERAL) { 14978 Slog.v(TAG, "...setting INSTALL_EPHEMERAL install flag"); 14979 } 14980 installFlags |= PackageManager.INSTALL_INSTANT_APP; 14981 installFlags &= ~(PackageManager.INSTALL_EXTERNAL 14982 |PackageManager.INSTALL_INTERNAL); 14983 } else { 14984 // Make sure the flag for installing on external 14985 // media is unset 14986 installFlags |= PackageManager.INSTALL_INTERNAL; 14987 installFlags &= ~PackageManager.INSTALL_EXTERNAL; 14988 } 14989 } 14990 } 14991 } 14992 14993 final InstallArgs args = createInstallArgs(this); 14994 mArgs = args; 14995 14996 if (ret == PackageManager.INSTALL_SUCCEEDED) { 14997 // TODO: http://b/22976637 14998 // Apps installed for "all" users use the device owner to verify the app 14999 UserHandle verifierUser = getUser(); 15000 if (verifierUser == UserHandle.ALL) { 15001 verifierUser = UserHandle.SYSTEM; 15002 } 15003 15004 /* 15005 * Determine if we have any installed package verifiers. If we 15006 * do, then we'll defer to them to verify the packages. 15007 */ 15008 final int requiredUid = mRequiredVerifierPackage == null ? -1 15009 : getPackageUid(mRequiredVerifierPackage, MATCH_DEBUG_TRIAGED_MISSING, 15010 verifierUser.getIdentifier()); 15011 final int installerUid = 15012 verificationInfo == null ? -1 : verificationInfo.installerUid; 15013 if (!origin.existing && requiredUid != -1 15014 && isVerificationEnabled( 15015 verifierUser.getIdentifier(), installFlags, installerUid)) { 15016 final Intent verification = new Intent( 15017 Intent.ACTION_PACKAGE_NEEDS_VERIFICATION); 15018 verification.addFlags(Intent.FLAG_RECEIVER_FOREGROUND); 15019 verification.setDataAndType(Uri.fromFile(new File(origin.resolvedPath)), 15020 PACKAGE_MIME_TYPE); 15021 verification.addFlags(Intent.FLAG_GRANT_READ_URI_PERMISSION); 15022 15023 // Query all live verifiers based on current user state 15024 final List<ResolveInfo> receivers = queryIntentReceiversInternal(verification, 15025 PACKAGE_MIME_TYPE, 0, verifierUser.getIdentifier(), 15026 false /*allowDynamicSplits*/); 15027 15028 if (DEBUG_VERIFY) { 15029 Slog.d(TAG, "Found " + receivers.size() + " verifiers for intent " 15030 + verification.toString() + " with " + pkgLite.verifiers.length 15031 + " optional verifiers"); 15032 } 15033 15034 final int verificationId = mPendingVerificationToken++; 15035 15036 verification.putExtra(PackageManager.EXTRA_VERIFICATION_ID, verificationId); 15037 15038 verification.putExtra(PackageManager.EXTRA_VERIFICATION_INSTALLER_PACKAGE, 15039 installerPackageName); 15040 15041 verification.putExtra(PackageManager.EXTRA_VERIFICATION_INSTALL_FLAGS, 15042 installFlags); 15043 15044 verification.putExtra(PackageManager.EXTRA_VERIFICATION_PACKAGE_NAME, 15045 pkgLite.packageName); 15046 15047 verification.putExtra(PackageManager.EXTRA_VERIFICATION_VERSION_CODE, 15048 pkgLite.versionCode); 15049 15050 verification.putExtra(PackageManager.EXTRA_VERIFICATION_LONG_VERSION_CODE, 15051 pkgLite.getLongVersionCode()); 15052 15053 if (verificationInfo != null) { 15054 if (verificationInfo.originatingUri != null) { 15055 verification.putExtra(Intent.EXTRA_ORIGINATING_URI, 15056 verificationInfo.originatingUri); 15057 } 15058 if (verificationInfo.referrer != null) { 15059 verification.putExtra(Intent.EXTRA_REFERRER, 15060 verificationInfo.referrer); 15061 } 15062 if (verificationInfo.originatingUid >= 0) { 15063 verification.putExtra(Intent.EXTRA_ORIGINATING_UID, 15064 verificationInfo.originatingUid); 15065 } 15066 if (verificationInfo.installerUid >= 0) { 15067 verification.putExtra(PackageManager.EXTRA_VERIFICATION_INSTALLER_UID, 15068 verificationInfo.installerUid); 15069 } 15070 } 15071 15072 final PackageVerificationState verificationState = new PackageVerificationState( 15073 requiredUid, args); 15074 15075 mPendingVerification.append(verificationId, verificationState); 15076 15077 final List<ComponentName> sufficientVerifiers = matchVerifiers(pkgLite, 15078 receivers, verificationState); 15079 15080 DeviceIdleController.LocalService idleController = getDeviceIdleController(); 15081 final long idleDuration = getVerificationTimeout(); 15082 15083 /* 15084 * If any sufficient verifiers were listed in the package 15085 * manifest, attempt to ask them. 15086 */ 15087 if (sufficientVerifiers != null) { 15088 final int N = sufficientVerifiers.size(); 15089 if (N == 0) { 15090 Slog.i(TAG, "Additional verifiers required, but none installed."); 15091 ret = PackageManager.INSTALL_FAILED_VERIFICATION_FAILURE; 15092 } else { 15093 for (int i = 0; i < N; i++) { 15094 final ComponentName verifierComponent = sufficientVerifiers.get(i); 15095 idleController.addPowerSaveTempWhitelistApp(Process.myUid(), 15096 verifierComponent.getPackageName(), idleDuration, 15097 verifierUser.getIdentifier(), false, "package verifier"); 15098 15099 final Intent sufficientIntent = new Intent(verification); 15100 sufficientIntent.setComponent(verifierComponent); 15101 mContext.sendBroadcastAsUser(sufficientIntent, verifierUser); 15102 } 15103 } 15104 } 15105 15106 final ComponentName requiredVerifierComponent = matchComponentForVerifier( 15107 mRequiredVerifierPackage, receivers); 15108 if (ret == PackageManager.INSTALL_SUCCEEDED 15109 && mRequiredVerifierPackage != null) { 15110 Trace.asyncTraceBegin( 15111 TRACE_TAG_PACKAGE_MANAGER, "verification", verificationId); 15112 /* 15113 * Send the intent to the required verification agent, 15114 * but only start the verification timeout after the 15115 * target BroadcastReceivers have run. 15116 */ 15117 verification.setComponent(requiredVerifierComponent); 15118 idleController.addPowerSaveTempWhitelistApp(Process.myUid(), 15119 mRequiredVerifierPackage, idleDuration, 15120 verifierUser.getIdentifier(), false, "package verifier"); 15121 mContext.sendOrderedBroadcastAsUser(verification, verifierUser, 15122 android.Manifest.permission.PACKAGE_VERIFICATION_AGENT, 15123 new BroadcastReceiver() { 15124 @Override 15125 public void onReceive(Context context, Intent intent) { 15126 final Message msg = mHandler 15127 .obtainMessage(CHECK_PENDING_VERIFICATION); 15128 msg.arg1 = verificationId; 15129 mHandler.sendMessageDelayed(msg, getVerificationTimeout()); 15130 } 15131 }, null, 0, null, null); 15132 15133 /* 15134 * We don't want the copy to proceed until verification 15135 * succeeds, so null out this field. 15136 */ 15137 mArgs = null; 15138 } 15139 } else { 15140 /* 15141 * No package verification is enabled, so immediately start 15142 * the remote call to initiate copy using temporary file. 15143 */ 15144 ret = args.copyApk(mContainerService, true); 15145 } 15146 } 15147 15148 mRet = ret; 15149 } 15150 15151 @Override 15152 void handleReturnCode() { 15153 // If mArgs is null, then MCS couldn't be reached. When it 15154 // reconnects, it will try again to install. At that point, this 15155 // will succeed. 15156 if (mArgs != null) { 15157 processPendingInstall(mArgs, mRet); 15158 } 15159 } 15160 15161 @Override 15162 void handleServiceError() { 15163 mArgs = createInstallArgs(this); 15164 mRet = PackageManager.INSTALL_FAILED_INTERNAL_ERROR; 15165 } 15166 } 15167 15168 private InstallArgs createInstallArgs(InstallParams params) { 15169 if (params.move != null) { 15170 return new MoveInstallArgs(params); 15171 } else { 15172 return new FileInstallArgs(params); 15173 } 15174 } 15175 15176 /** 15177 * Create args that describe an existing installed package. Typically used 15178 * when cleaning up old installs, or used as a move source. 15179 */ 15180 private InstallArgs createInstallArgsForExisting(int installFlags, String codePath, 15181 String resourcePath, String[] instructionSets) { 15182 return new FileInstallArgs(codePath, resourcePath, instructionSets); 15183 } 15184 15185 static abstract class InstallArgs { 15186 /** @see InstallParams#origin */ 15187 final OriginInfo origin; 15188 /** @see InstallParams#move */ 15189 final MoveInfo move; 15190 15191 final IPackageInstallObserver2 observer; 15192 // Always refers to PackageManager flags only 15193 final int installFlags; 15194 final String installerPackageName; 15195 final String volumeUuid; 15196 final UserHandle user; 15197 final String abiOverride; 15198 final String[] installGrantPermissions; 15199 /** If non-null, drop an async trace when the install completes */ 15200 final String traceMethod; 15201 final int traceCookie; 15202 final PackageParser.SigningDetails signingDetails; 15203 final int installReason; 15204 15205 // The list of instruction sets supported by this app. This is currently 15206 // only used during the rmdex() phase to clean up resources. We can get rid of this 15207 // if we move dex files under the common app path. 15208 /* nullable */ String[] instructionSets; 15209 15210 InstallArgs(OriginInfo origin, MoveInfo move, IPackageInstallObserver2 observer, 15211 int installFlags, String installerPackageName, String volumeUuid, 15212 UserHandle user, String[] instructionSets, 15213 String abiOverride, String[] installGrantPermissions, 15214 String traceMethod, int traceCookie, PackageParser.SigningDetails signingDetails, 15215 int installReason) { 15216 this.origin = origin; 15217 this.move = move; 15218 this.installFlags = installFlags; 15219 this.observer = observer; 15220 this.installerPackageName = installerPackageName; 15221 this.volumeUuid = volumeUuid; 15222 this.user = user; 15223 this.instructionSets = instructionSets; 15224 this.abiOverride = abiOverride; 15225 this.installGrantPermissions = installGrantPermissions; 15226 this.traceMethod = traceMethod; 15227 this.traceCookie = traceCookie; 15228 this.signingDetails = signingDetails; 15229 this.installReason = installReason; 15230 } 15231 15232 abstract int copyApk(IMediaContainerService imcs, boolean temp) throws RemoteException; 15233 abstract int doPreInstall(int status); 15234 15235 /** 15236 * Rename package into final resting place. All paths on the given 15237 * scanned package should be updated to reflect the rename. 15238 */ 15239 abstract boolean doRename(int status, PackageParser.Package pkg, String oldCodePath); 15240 abstract int doPostInstall(int status, int uid); 15241 15242 /** @see PackageSettingBase#codePathString */ 15243 abstract String getCodePath(); 15244 /** @see PackageSettingBase#resourcePathString */ 15245 abstract String getResourcePath(); 15246 15247 // Need installer lock especially for dex file removal. 15248 abstract void cleanUpResourcesLI(); 15249 abstract boolean doPostDeleteLI(boolean delete); 15250 15251 /** 15252 * Called before the source arguments are copied. This is used mostly 15253 * for MoveParams when it needs to read the source file to put it in the 15254 * destination. 15255 */ 15256 int doPreCopy() { 15257 return PackageManager.INSTALL_SUCCEEDED; 15258 } 15259 15260 /** 15261 * Called after the source arguments are copied. This is used mostly for 15262 * MoveParams when it needs to read the source file to put it in the 15263 * destination. 15264 */ 15265 int doPostCopy(int uid) { 15266 return PackageManager.INSTALL_SUCCEEDED; 15267 } 15268 15269 protected boolean isFwdLocked() { 15270 return (installFlags & PackageManager.INSTALL_FORWARD_LOCK) != 0; 15271 } 15272 15273 protected boolean isExternalAsec() { 15274 return (installFlags & PackageManager.INSTALL_EXTERNAL) != 0; 15275 } 15276 15277 protected boolean isEphemeral() { 15278 return (installFlags & PackageManager.INSTALL_INSTANT_APP) != 0; 15279 } 15280 15281 UserHandle getUser() { 15282 return user; 15283 } 15284 } 15285 15286 void removeDexFiles(List<String> allCodePaths, String[] instructionSets) { 15287 if (!allCodePaths.isEmpty()) { 15288 if (instructionSets == null) { 15289 throw new IllegalStateException("instructionSet == null"); 15290 } 15291 String[] dexCodeInstructionSets = getDexCodeInstructionSets(instructionSets); 15292 for (String codePath : allCodePaths) { 15293 for (String dexCodeInstructionSet : dexCodeInstructionSets) { 15294 try { 15295 mInstaller.rmdex(codePath, dexCodeInstructionSet); 15296 } catch (InstallerException ignored) { 15297 } 15298 } 15299 } 15300 } 15301 } 15302 15303 /** 15304 * Logic to handle installation of non-ASEC applications, including copying 15305 * and renaming logic. 15306 */ 15307 class FileInstallArgs extends InstallArgs { 15308 private File codeFile; 15309 private File resourceFile; 15310 15311 // Example topology: 15312 // /data/app/com.example/base.apk 15313 // /data/app/com.example/split_foo.apk 15314 // /data/app/com.example/lib/arm/libfoo.so 15315 // /data/app/com.example/lib/arm64/libfoo.so 15316 // /data/app/com.example/dalvik/arm/base.apk@classes.dex 15317 15318 /** New install */ 15319 FileInstallArgs(InstallParams params) { 15320 super(params.origin, params.move, params.observer, params.installFlags, 15321 params.installerPackageName, params.volumeUuid, 15322 params.getUser(), null /*instructionSets*/, params.packageAbiOverride, 15323 params.grantedRuntimePermissions, 15324 params.traceMethod, params.traceCookie, params.signingDetails, 15325 params.installReason); 15326 if (isFwdLocked()) { 15327 throw new IllegalArgumentException("Forward locking only supported in ASEC"); 15328 } 15329 } 15330 15331 /** Existing install */ 15332 FileInstallArgs(String codePath, String resourcePath, String[] instructionSets) { 15333 super(OriginInfo.fromNothing(), null, null, 0, null, null, null, instructionSets, 15334 null, null, null, 0, PackageParser.SigningDetails.UNKNOWN, 15335 PackageManager.INSTALL_REASON_UNKNOWN); 15336 this.codeFile = (codePath != null) ? new File(codePath) : null; 15337 this.resourceFile = (resourcePath != null) ? new File(resourcePath) : null; 15338 } 15339 15340 int copyApk(IMediaContainerService imcs, boolean temp) throws RemoteException { 15341 Trace.traceBegin(TRACE_TAG_PACKAGE_MANAGER, "copyApk"); 15342 try { 15343 return doCopyApk(imcs, temp); 15344 } finally { 15345 Trace.traceEnd(TRACE_TAG_PACKAGE_MANAGER); 15346 } 15347 } 15348 15349 private int doCopyApk(IMediaContainerService imcs, boolean temp) throws RemoteException { 15350 if (origin.staged) { 15351 if (DEBUG_INSTALL) Slog.d(TAG, origin.file + " already staged; skipping copy"); 15352 codeFile = origin.file; 15353 resourceFile = origin.file; 15354 return PackageManager.INSTALL_SUCCEEDED; 15355 } 15356 15357 try { 15358 final boolean isEphemeral = (installFlags & PackageManager.INSTALL_INSTANT_APP) != 0; 15359 final File tempDir = 15360 mInstallerService.allocateStageDirLegacy(volumeUuid, isEphemeral); 15361 codeFile = tempDir; 15362 resourceFile = tempDir; 15363 } catch (IOException e) { 15364 Slog.w(TAG, "Failed to create copy file: " + e); 15365 return PackageManager.INSTALL_FAILED_INSUFFICIENT_STORAGE; 15366 } 15367 15368 final IParcelFileDescriptorFactory target = new IParcelFileDescriptorFactory.Stub() { 15369 @Override 15370 public ParcelFileDescriptor open(String name, int mode) throws RemoteException { 15371 if (!FileUtils.isValidExtFilename(name)) { 15372 throw new IllegalArgumentException("Invalid filename: " + name); 15373 } 15374 try { 15375 final File file = new File(codeFile, name); 15376 final FileDescriptor fd = Os.open(file.getAbsolutePath(), 15377 O_RDWR | O_CREAT, 0644); 15378 Os.chmod(file.getAbsolutePath(), 0644); 15379 return new ParcelFileDescriptor(fd); 15380 } catch (ErrnoException e) { 15381 throw new RemoteException("Failed to open: " + e.getMessage()); 15382 } 15383 } 15384 }; 15385 15386 int ret = PackageManager.INSTALL_SUCCEEDED; 15387 ret = imcs.copyPackage(origin.file.getAbsolutePath(), target); 15388 if (ret != PackageManager.INSTALL_SUCCEEDED) { 15389 Slog.e(TAG, "Failed to copy package"); 15390 return ret; 15391 } 15392 15393 final File libraryRoot = new File(codeFile, LIB_DIR_NAME); 15394 NativeLibraryHelper.Handle handle = null; 15395 try { 15396 handle = NativeLibraryHelper.Handle.create(codeFile); 15397 ret = NativeLibraryHelper.copyNativeBinariesWithOverride(handle, libraryRoot, 15398 abiOverride); 15399 } catch (IOException e) { 15400 Slog.e(TAG, "Copying native libraries failed", e); 15401 ret = PackageManager.INSTALL_FAILED_INTERNAL_ERROR; 15402 } finally { 15403 IoUtils.closeQuietly(handle); 15404 } 15405 15406 return ret; 15407 } 15408 15409 int doPreInstall(int status) { 15410 if (status != PackageManager.INSTALL_SUCCEEDED) { 15411 cleanUp(); 15412 } 15413 return status; 15414 } 15415 15416 boolean doRename(int status, PackageParser.Package pkg, String oldCodePath) { 15417 if (status != PackageManager.INSTALL_SUCCEEDED) { 15418 cleanUp(); 15419 return false; 15420 } 15421 15422 final File targetDir = codeFile.getParentFile(); 15423 final File beforeCodeFile = codeFile; 15424 final File afterCodeFile = getNextCodePath(targetDir, pkg.packageName); 15425 15426 if (DEBUG_INSTALL) Slog.d(TAG, "Renaming " + beforeCodeFile + " to " + afterCodeFile); 15427 try { 15428 Os.rename(beforeCodeFile.getAbsolutePath(), afterCodeFile.getAbsolutePath()); 15429 } catch (ErrnoException e) { 15430 Slog.w(TAG, "Failed to rename", e); 15431 return false; 15432 } 15433 15434 if (!SELinux.restoreconRecursive(afterCodeFile)) { 15435 Slog.w(TAG, "Failed to restorecon"); 15436 return false; 15437 } 15438 15439 // Reflect the rename internally 15440 codeFile = afterCodeFile; 15441 resourceFile = afterCodeFile; 15442 15443 // Reflect the rename in scanned details 15444 try { 15445 pkg.setCodePath(afterCodeFile.getCanonicalPath()); 15446 } catch (IOException e) { 15447 Slog.e(TAG, "Failed to get path: " + afterCodeFile, e); 15448 return false; 15449 } 15450 pkg.setBaseCodePath(FileUtils.rewriteAfterRename(beforeCodeFile, 15451 afterCodeFile, pkg.baseCodePath)); 15452 pkg.setSplitCodePaths(FileUtils.rewriteAfterRename(beforeCodeFile, 15453 afterCodeFile, pkg.splitCodePaths)); 15454 15455 // Reflect the rename in app info 15456 pkg.setApplicationVolumeUuid(pkg.volumeUuid); 15457 pkg.setApplicationInfoCodePath(pkg.codePath); 15458 pkg.setApplicationInfoBaseCodePath(pkg.baseCodePath); 15459 pkg.setApplicationInfoSplitCodePaths(pkg.splitCodePaths); 15460 pkg.setApplicationInfoResourcePath(pkg.codePath); 15461 pkg.setApplicationInfoBaseResourcePath(pkg.baseCodePath); 15462 pkg.setApplicationInfoSplitResourcePaths(pkg.splitCodePaths); 15463 15464 return true; 15465 } 15466 15467 int doPostInstall(int status, int uid) { 15468 if (status != PackageManager.INSTALL_SUCCEEDED) { 15469 cleanUp(); 15470 } 15471 return status; 15472 } 15473 15474 @Override 15475 String getCodePath() { 15476 return (codeFile != null) ? codeFile.getAbsolutePath() : null; 15477 } 15478 15479 @Override 15480 String getResourcePath() { 15481 return (resourceFile != null) ? resourceFile.getAbsolutePath() : null; 15482 } 15483 15484 private boolean cleanUp() { 15485 if (codeFile == null || !codeFile.exists()) { 15486 return false; 15487 } 15488 15489 removeCodePathLI(codeFile); 15490 15491 if (resourceFile != null && !FileUtils.contains(codeFile, resourceFile)) { 15492 resourceFile.delete(); 15493 } 15494 15495 return true; 15496 } 15497 15498 void cleanUpResourcesLI() { 15499 // Try enumerating all code paths before deleting 15500 List<String> allCodePaths = Collections.EMPTY_LIST; 15501 if (codeFile != null && codeFile.exists()) { 15502 try { 15503 final PackageLite pkg = PackageParser.parsePackageLite(codeFile, 0); 15504 allCodePaths = pkg.getAllCodePaths(); 15505 } catch (PackageParserException e) { 15506 // Ignored; we tried our best 15507 } 15508 } 15509 15510 cleanUp(); 15511 removeDexFiles(allCodePaths, instructionSets); 15512 } 15513 15514 boolean doPostDeleteLI(boolean delete) { 15515 // XXX err, shouldn't we respect the delete flag? 15516 cleanUpResourcesLI(); 15517 return true; 15518 } 15519 } 15520 15521 private static void maybeThrowExceptionForMultiArchCopy(String message, int copyRet) throws 15522 PackageManagerException { 15523 if (copyRet < 0) { 15524 if (copyRet != PackageManager.NO_NATIVE_LIBRARIES && 15525 copyRet != PackageManager.INSTALL_FAILED_NO_MATCHING_ABIS) { 15526 throw new PackageManagerException(copyRet, message); 15527 } 15528 } 15529 } 15530 15531 /** 15532 * Extract the StorageManagerService "container ID" from the full code path of an 15533 * .apk. 15534 */ 15535 static String cidFromCodePath(String fullCodePath) { 15536 int eidx = fullCodePath.lastIndexOf("/"); 15537 String subStr1 = fullCodePath.substring(0, eidx); 15538 int sidx = subStr1.lastIndexOf("/"); 15539 return subStr1.substring(sidx+1, eidx); 15540 } 15541 15542 /** 15543 * Logic to handle movement of existing installed applications. 15544 */ 15545 class MoveInstallArgs extends InstallArgs { 15546 private File codeFile; 15547 private File resourceFile; 15548 15549 /** New install */ 15550 MoveInstallArgs(InstallParams params) { 15551 super(params.origin, params.move, params.observer, params.installFlags, 15552 params.installerPackageName, params.volumeUuid, 15553 params.getUser(), null /* instruction sets */, params.packageAbiOverride, 15554 params.grantedRuntimePermissions, 15555 params.traceMethod, params.traceCookie, params.signingDetails, 15556 params.installReason); 15557 } 15558 15559 int copyApk(IMediaContainerService imcs, boolean temp) { 15560 if (DEBUG_INSTALL) Slog.d(TAG, "Moving " + move.packageName + " from " 15561 + move.fromUuid + " to " + move.toUuid); 15562 synchronized (mInstaller) { 15563 try { 15564 mInstaller.moveCompleteApp(move.fromUuid, move.toUuid, move.packageName, 15565 move.dataAppName, move.appId, move.seinfo, move.targetSdkVersion); 15566 } catch (InstallerException e) { 15567 Slog.w(TAG, "Failed to move app", e); 15568 return PackageManager.INSTALL_FAILED_INTERNAL_ERROR; 15569 } 15570 } 15571 15572 codeFile = new File(Environment.getDataAppDirectory(move.toUuid), move.dataAppName); 15573 resourceFile = codeFile; 15574 if (DEBUG_INSTALL) Slog.d(TAG, "codeFile after move is " + codeFile); 15575 15576 return PackageManager.INSTALL_SUCCEEDED; 15577 } 15578 15579 int doPreInstall(int status) { 15580 if (status != PackageManager.INSTALL_SUCCEEDED) { 15581 cleanUp(move.toUuid); 15582 } 15583 return status; 15584 } 15585 15586 boolean doRename(int status, PackageParser.Package pkg, String oldCodePath) { 15587 if (status != PackageManager.INSTALL_SUCCEEDED) { 15588 cleanUp(move.toUuid); 15589 return false; 15590 } 15591 15592 // Reflect the move in app info 15593 pkg.setApplicationVolumeUuid(pkg.volumeUuid); 15594 pkg.setApplicationInfoCodePath(pkg.codePath); 15595 pkg.setApplicationInfoBaseCodePath(pkg.baseCodePath); 15596 pkg.setApplicationInfoSplitCodePaths(pkg.splitCodePaths); 15597 pkg.setApplicationInfoResourcePath(pkg.codePath); 15598 pkg.setApplicationInfoBaseResourcePath(pkg.baseCodePath); 15599 pkg.setApplicationInfoSplitResourcePaths(pkg.splitCodePaths); 15600 15601 return true; 15602 } 15603 15604 int doPostInstall(int status, int uid) { 15605 if (status == PackageManager.INSTALL_SUCCEEDED) { 15606 cleanUp(move.fromUuid); 15607 } else { 15608 cleanUp(move.toUuid); 15609 } 15610 return status; 15611 } 15612 15613 @Override 15614 String getCodePath() { 15615 return (codeFile != null) ? codeFile.getAbsolutePath() : null; 15616 } 15617 15618 @Override 15619 String getResourcePath() { 15620 return (resourceFile != null) ? resourceFile.getAbsolutePath() : null; 15621 } 15622 15623 private boolean cleanUp(String volumeUuid) { 15624 final File codeFile = new File(Environment.getDataAppDirectory(volumeUuid), 15625 move.dataAppName); 15626 Slog.d(TAG, "Cleaning up " + move.packageName + " on " + volumeUuid); 15627 final int[] userIds = sUserManager.getUserIds(); 15628 synchronized (mInstallLock) { 15629 // Clean up both app data and code 15630 // All package moves are frozen until finished 15631 for (int userId : userIds) { 15632 try { 15633 mInstaller.destroyAppData(volumeUuid, move.packageName, userId, 15634 StorageManager.FLAG_STORAGE_DE | StorageManager.FLAG_STORAGE_CE, 0); 15635 } catch (InstallerException e) { 15636 Slog.w(TAG, String.valueOf(e)); 15637 } 15638 } 15639 removeCodePathLI(codeFile); 15640 } 15641 return true; 15642 } 15643 15644 void cleanUpResourcesLI() { 15645 throw new UnsupportedOperationException(); 15646 } 15647 15648 boolean doPostDeleteLI(boolean delete) { 15649 throw new UnsupportedOperationException(); 15650 } 15651 } 15652 15653 static String getAsecPackageName(String packageCid) { 15654 int idx = packageCid.lastIndexOf("-"); 15655 if (idx == -1) { 15656 return packageCid; 15657 } 15658 return packageCid.substring(0, idx); 15659 } 15660 15661 // Utility method used to create code paths based on package name and available index. 15662 private static String getNextCodePath(String oldCodePath, String prefix, String suffix) { 15663 String idxStr = ""; 15664 int idx = 1; 15665 // Fall back to default value of idx=1 if prefix is not 15666 // part of oldCodePath 15667 if (oldCodePath != null) { 15668 String subStr = oldCodePath; 15669 // Drop the suffix right away 15670 if (suffix != null && subStr.endsWith(suffix)) { 15671 subStr = subStr.substring(0, subStr.length() - suffix.length()); 15672 } 15673 // If oldCodePath already contains prefix find out the 15674 // ending index to either increment or decrement. 15675 int sidx = subStr.lastIndexOf(prefix); 15676 if (sidx != -1) { 15677 subStr = subStr.substring(sidx + prefix.length()); 15678 if (subStr != null) { 15679 if (subStr.startsWith(INSTALL_PACKAGE_SUFFIX)) { 15680 subStr = subStr.substring(INSTALL_PACKAGE_SUFFIX.length()); 15681 } 15682 try { 15683 idx = Integer.parseInt(subStr); 15684 if (idx <= 1) { 15685 idx++; 15686 } else { 15687 idx--; 15688 } 15689 } catch(NumberFormatException e) { 15690 } 15691 } 15692 } 15693 } 15694 idxStr = INSTALL_PACKAGE_SUFFIX + Integer.toString(idx); 15695 return prefix + idxStr; 15696 } 15697 15698 private File getNextCodePath(File targetDir, String packageName) { 15699 File result; 15700 SecureRandom random = new SecureRandom(); 15701 byte[] bytes = new byte[16]; 15702 do { 15703 random.nextBytes(bytes); 15704 String suffix = Base64.encodeToString(bytes, Base64.URL_SAFE | Base64.NO_WRAP); 15705 result = new File(targetDir, packageName + "-" + suffix); 15706 } while (result.exists()); 15707 return result; 15708 } 15709 15710 // Utility method that returns the relative package path with respect 15711 // to the installation directory. Like say for /data/data/com.test-1.apk 15712 // string com.test-1 is returned. 15713 static String deriveCodePathName(String codePath) { 15714 if (codePath == null) { 15715 return null; 15716 } 15717 final File codeFile = new File(codePath); 15718 final String name = codeFile.getName(); 15719 if (codeFile.isDirectory()) { 15720 return name; 15721 } else if (name.endsWith(".apk") || name.endsWith(".tmp")) { 15722 final int lastDot = name.lastIndexOf('.'); 15723 return name.substring(0, lastDot); 15724 } else { 15725 Slog.w(TAG, "Odd, " + codePath + " doesn't look like an APK"); 15726 return null; 15727 } 15728 } 15729 15730 static class PackageInstalledInfo { 15731 String name; 15732 int uid; 15733 // The set of users that originally had this package installed. 15734 int[] origUsers; 15735 // The set of users that now have this package installed. 15736 int[] newUsers; 15737 PackageParser.Package pkg; 15738 int returnCode; 15739 String returnMsg; 15740 String installerPackageName; 15741 PackageRemovedInfo removedInfo; 15742 ArrayMap<String, PackageInstalledInfo> addedChildPackages; 15743 15744 public void setError(int code, String msg) { 15745 setReturnCode(code); 15746 setReturnMessage(msg); 15747 Slog.w(TAG, msg); 15748 } 15749 15750 public void setError(String msg, PackageParserException e) { 15751 setReturnCode(e.error); 15752 setReturnMessage(ExceptionUtils.getCompleteMessage(msg, e)); 15753 final int childCount = (addedChildPackages != null) ? addedChildPackages.size() : 0; 15754 for (int i = 0; i < childCount; i++) { 15755 addedChildPackages.valueAt(i).setError(msg, e); 15756 } 15757 Slog.w(TAG, msg, e); 15758 } 15759 15760 public void setError(String msg, PackageManagerException e) { 15761 returnCode = e.error; 15762 setReturnMessage(ExceptionUtils.getCompleteMessage(msg, e)); 15763 final int childCount = (addedChildPackages != null) ? addedChildPackages.size() : 0; 15764 for (int i = 0; i < childCount; i++) { 15765 addedChildPackages.valueAt(i).setError(msg, e); 15766 } 15767 Slog.w(TAG, msg, e); 15768 } 15769 15770 public void setReturnCode(int returnCode) { 15771 this.returnCode = returnCode; 15772 final int childCount = (addedChildPackages != null) ? addedChildPackages.size() : 0; 15773 for (int i = 0; i < childCount; i++) { 15774 addedChildPackages.valueAt(i).returnCode = returnCode; 15775 } 15776 } 15777 15778 private void setReturnMessage(String returnMsg) { 15779 this.returnMsg = returnMsg; 15780 final int childCount = (addedChildPackages != null) ? addedChildPackages.size() : 0; 15781 for (int i = 0; i < childCount; i++) { 15782 addedChildPackages.valueAt(i).returnMsg = returnMsg; 15783 } 15784 } 15785 15786 // In some error cases we want to convey more info back to the observer 15787 String origPackage; 15788 String origPermission; 15789 } 15790 15791 /* 15792 * Install a non-existing package. 15793 */ 15794 private void installNewPackageLIF(PackageParser.Package pkg, final @ParseFlags int parseFlags, 15795 final @ScanFlags int scanFlags, UserHandle user, String installerPackageName, 15796 String volumeUuid, PackageInstalledInfo res, int installReason) { 15797 Trace.traceBegin(TRACE_TAG_PACKAGE_MANAGER, "installNewPackage"); 15798 15799 // Remember this for later, in case we need to rollback this install 15800 String pkgName = pkg.packageName; 15801 15802 if (DEBUG_INSTALL) Slog.d(TAG, "installNewPackageLI: " + pkg); 15803 15804 synchronized(mPackages) { 15805 final String renamedPackage = mSettings.getRenamedPackageLPr(pkgName); 15806 if (renamedPackage != null) { 15807 // A package with the same name is already installed, though 15808 // it has been renamed to an older name. The package we 15809 // are trying to install should be installed as an update to 15810 // the existing one, but that has not been requested, so bail. 15811 res.setError(INSTALL_FAILED_ALREADY_EXISTS, "Attempt to re-install " + pkgName 15812 + " without first uninstalling package running as " 15813 + renamedPackage); 15814 return; 15815 } 15816 if (mPackages.containsKey(pkgName)) { 15817 // Don't allow installation over an existing package with the same name. 15818 res.setError(INSTALL_FAILED_ALREADY_EXISTS, "Attempt to re-install " + pkgName 15819 + " without first uninstalling."); 15820 return; 15821 } 15822 } 15823 15824 try { 15825 PackageParser.Package newPackage = scanPackageTracedLI(pkg, parseFlags, scanFlags, 15826 System.currentTimeMillis(), user); 15827 15828 updateSettingsLI(newPackage, installerPackageName, null, res, user, installReason); 15829 15830 if (res.returnCode == PackageManager.INSTALL_SUCCEEDED) { 15831 prepareAppDataAfterInstallLIF(newPackage); 15832 15833 } else { 15834 // Remove package from internal structures, but keep around any 15835 // data that might have already existed 15836 deletePackageLIF(pkgName, UserHandle.ALL, false, null, 15837 PackageManager.DELETE_KEEP_DATA, res.removedInfo, true, null); 15838 } 15839 } catch (PackageManagerException e) { 15840 res.setError("Package couldn't be installed in " + pkg.codePath, e); 15841 } 15842 15843 Trace.traceEnd(TRACE_TAG_PACKAGE_MANAGER); 15844 } 15845 15846 private static void updateDigest(MessageDigest digest, File file) throws IOException { 15847 try (DigestInputStream digestStream = 15848 new DigestInputStream(new FileInputStream(file), digest)) { 15849 while (digestStream.read() != -1) {} // nothing to do; just plow through the file 15850 } 15851 } 15852 15853 private void replacePackageLIF(PackageParser.Package pkg, final @ParseFlags int parseFlags, 15854 final @ScanFlags int scanFlags, UserHandle user, String installerPackageName, 15855 PackageInstalledInfo res, int installReason) { 15856 final boolean isInstantApp = (scanFlags & SCAN_AS_INSTANT_APP) != 0; 15857 15858 final PackageParser.Package oldPackage; 15859 final PackageSetting ps; 15860 final String pkgName = pkg.packageName; 15861 final int[] allUsers; 15862 final int[] installedUsers; 15863 15864 synchronized(mPackages) { 15865 oldPackage = mPackages.get(pkgName); 15866 if (DEBUG_INSTALL) Slog.d(TAG, "replacePackageLI: new=" + pkg + ", old=" + oldPackage); 15867 15868 // don't allow upgrade to target a release SDK from a pre-release SDK 15869 final boolean oldTargetsPreRelease = oldPackage.applicationInfo.targetSdkVersion 15870 == android.os.Build.VERSION_CODES.CUR_DEVELOPMENT; 15871 final boolean newTargetsPreRelease = pkg.applicationInfo.targetSdkVersion 15872 == android.os.Build.VERSION_CODES.CUR_DEVELOPMENT; 15873 if (oldTargetsPreRelease 15874 && !newTargetsPreRelease 15875 && ((parseFlags & PackageParser.PARSE_FORCE_SDK) == 0)) { 15876 Slog.w(TAG, "Can't install package targeting released sdk"); 15877 res.setReturnCode(PackageManager.INSTALL_FAILED_UPDATE_INCOMPATIBLE); 15878 return; 15879 } 15880 15881 ps = mSettings.mPackages.get(pkgName); 15882 15883 // verify signatures are valid 15884 final KeySetManagerService ksms = mSettings.mKeySetManagerService; 15885 if (ksms.shouldCheckUpgradeKeySetLocked(ps, scanFlags)) { 15886 if (!ksms.checkUpgradeKeySetLocked(ps, pkg)) { 15887 res.setError(INSTALL_FAILED_UPDATE_INCOMPATIBLE, 15888 "New package not signed by keys specified by upgrade-keysets: " 15889 + pkgName); 15890 return; 15891 } 15892 } else { 15893 // default to original signature matching 15894 if (compareSignatures(oldPackage.mSigningDetails.signatures, 15895 pkg.mSigningDetails.signatures) 15896 != PackageManager.SIGNATURE_MATCH) { 15897 res.setError(INSTALL_FAILED_UPDATE_INCOMPATIBLE, 15898 "New package has a different signature: " + pkgName); 15899 return; 15900 } 15901 } 15902 15903 // don't allow a system upgrade unless the upgrade hash matches 15904 if (oldPackage.restrictUpdateHash != null && oldPackage.isSystem()) { 15905 byte[] digestBytes = null; 15906 try { 15907 final MessageDigest digest = MessageDigest.getInstance("SHA-512"); 15908 updateDigest(digest, new File(pkg.baseCodePath)); 15909 if (!ArrayUtils.isEmpty(pkg.splitCodePaths)) { 15910 for (String path : pkg.splitCodePaths) { 15911 updateDigest(digest, new File(path)); 15912 } 15913 } 15914 digestBytes = digest.digest(); 15915 } catch (NoSuchAlgorithmException | IOException e) { 15916 res.setError(INSTALL_FAILED_INVALID_APK, 15917 "Could not compute hash: " + pkgName); 15918 return; 15919 } 15920 if (!Arrays.equals(oldPackage.restrictUpdateHash, digestBytes)) { 15921 res.setError(INSTALL_FAILED_INVALID_APK, 15922 "New package fails restrict-update check: " + pkgName); 15923 return; 15924 } 15925 // retain upgrade restriction 15926 pkg.restrictUpdateHash = oldPackage.restrictUpdateHash; 15927 } 15928 15929 // Check for shared user id changes 15930 String invalidPackageName = 15931 getParentOrChildPackageChangedSharedUser(oldPackage, pkg); 15932 if (invalidPackageName != null) { 15933 res.setError(INSTALL_FAILED_SHARED_USER_INCOMPATIBLE, 15934 "Package " + invalidPackageName + " tried to change user " 15935 + oldPackage.mSharedUserId); 15936 return; 15937 } 15938 15939 // check if the new package supports all of the abis which the old package supports 15940 boolean oldPkgSupportMultiArch = oldPackage.applicationInfo.secondaryCpuAbi != null; 15941 boolean newPkgSupportMultiArch = pkg.applicationInfo.secondaryCpuAbi != null; 15942 if (isSystemApp(oldPackage) && oldPkgSupportMultiArch && !newPkgSupportMultiArch) { 15943 res.setError(INSTALL_FAILED_UPDATE_INCOMPATIBLE, 15944 "Update to package " + pkgName + " doesn't support multi arch"); 15945 return; 15946 } 15947 15948 // In case of rollback, remember per-user/profile install state 15949 allUsers = sUserManager.getUserIds(); 15950 installedUsers = ps.queryInstalledUsers(allUsers, true); 15951 15952 // don't allow an upgrade from full to ephemeral 15953 if (isInstantApp) { 15954 if (user == null || user.getIdentifier() == UserHandle.USER_ALL) { 15955 for (int currentUser : allUsers) { 15956 if (!ps.getInstantApp(currentUser)) { 15957 // can't downgrade from full to instant 15958 Slog.w(TAG, "Can't replace full app with instant app: " + pkgName 15959 + " for user: " + currentUser); 15960 res.setReturnCode(PackageManager.INSTALL_FAILED_INSTANT_APP_INVALID); 15961 return; 15962 } 15963 } 15964 } else if (!ps.getInstantApp(user.getIdentifier())) { 15965 // can't downgrade from full to instant 15966 Slog.w(TAG, "Can't replace full app with instant app: " + pkgName 15967 + " for user: " + user.getIdentifier()); 15968 res.setReturnCode(PackageManager.INSTALL_FAILED_INSTANT_APP_INVALID); 15969 return; 15970 } 15971 } 15972 } 15973 15974 // Update what is removed 15975 res.removedInfo = new PackageRemovedInfo(this); 15976 res.removedInfo.uid = oldPackage.applicationInfo.uid; 15977 res.removedInfo.removedPackage = oldPackage.packageName; 15978 res.removedInfo.installerPackageName = ps.installerPackageName; 15979 res.removedInfo.isStaticSharedLib = pkg.staticSharedLibName != null; 15980 res.removedInfo.isUpdate = true; 15981 res.removedInfo.origUsers = installedUsers; 15982 res.removedInfo.installReasons = new SparseArray<>(installedUsers.length); 15983 for (int i = 0; i < installedUsers.length; i++) { 15984 final int userId = installedUsers[i]; 15985 res.removedInfo.installReasons.put(userId, ps.getInstallReason(userId)); 15986 } 15987 15988 final int childCount = (oldPackage.childPackages != null) 15989 ? oldPackage.childPackages.size() : 0; 15990 for (int i = 0; i < childCount; i++) { 15991 boolean childPackageUpdated = false; 15992 PackageParser.Package childPkg = oldPackage.childPackages.get(i); 15993 final PackageSetting childPs = mSettings.getPackageLPr(childPkg.packageName); 15994 if (res.addedChildPackages != null) { 15995 PackageInstalledInfo childRes = res.addedChildPackages.get(childPkg.packageName); 15996 if (childRes != null) { 15997 childRes.removedInfo.uid = childPkg.applicationInfo.uid; 15998 childRes.removedInfo.removedPackage = childPkg.packageName; 15999 if (childPs != null) { 16000 childRes.removedInfo.installerPackageName = childPs.installerPackageName; 16001 } 16002 childRes.removedInfo.isUpdate = true; 16003 childRes.removedInfo.installReasons = res.removedInfo.installReasons; 16004 childPackageUpdated = true; 16005 } 16006 } 16007 if (!childPackageUpdated) { 16008 PackageRemovedInfo childRemovedRes = new PackageRemovedInfo(this); 16009 childRemovedRes.removedPackage = childPkg.packageName; 16010 if (childPs != null) { 16011 childRemovedRes.installerPackageName = childPs.installerPackageName; 16012 } 16013 childRemovedRes.isUpdate = false; 16014 childRemovedRes.dataRemoved = true; 16015 synchronized (mPackages) { 16016 if (childPs != null) { 16017 childRemovedRes.origUsers = childPs.queryInstalledUsers(allUsers, true); 16018 } 16019 } 16020 if (res.removedInfo.removedChildPackages == null) { 16021 res.removedInfo.removedChildPackages = new ArrayMap<>(); 16022 } 16023 res.removedInfo.removedChildPackages.put(childPkg.packageName, childRemovedRes); 16024 } 16025 } 16026 16027 boolean sysPkg = (isSystemApp(oldPackage)); 16028 if (sysPkg) { 16029 // Set the system/privileged/oem/vendor flags as needed 16030 final boolean privileged = 16031 (oldPackage.applicationInfo.privateFlags 16032 & ApplicationInfo.PRIVATE_FLAG_PRIVILEGED) != 0; 16033 final boolean oem = 16034 (oldPackage.applicationInfo.privateFlags 16035 & ApplicationInfo.PRIVATE_FLAG_OEM) != 0; 16036 final boolean vendor = 16037 (oldPackage.applicationInfo.privateFlags 16038 & ApplicationInfo.PRIVATE_FLAG_VENDOR) != 0; 16039 final @ParseFlags int systemParseFlags = parseFlags; 16040 final @ScanFlags int systemScanFlags = scanFlags 16041 | SCAN_AS_SYSTEM 16042 | (privileged ? SCAN_AS_PRIVILEGED : 0) 16043 | (oem ? SCAN_AS_OEM : 0) 16044 | (vendor ? SCAN_AS_VENDOR : 0); 16045 16046 replaceSystemPackageLIF(oldPackage, pkg, systemParseFlags, systemScanFlags, 16047 user, allUsers, installerPackageName, res, installReason); 16048 } else { 16049 replaceNonSystemPackageLIF(oldPackage, pkg, parseFlags, scanFlags, 16050 user, allUsers, installerPackageName, res, installReason); 16051 } 16052 } 16053 16054 @Override 16055 public List<String> getPreviousCodePaths(String packageName) { 16056 final int callingUid = Binder.getCallingUid(); 16057 final List<String> result = new ArrayList<>(); 16058 if (getInstantAppPackageName(callingUid) != null) { 16059 return result; 16060 } 16061 final PackageSetting ps = mSettings.mPackages.get(packageName); 16062 if (ps != null 16063 && ps.oldCodePaths != null 16064 && !filterAppAccessLPr(ps, callingUid, UserHandle.getUserId(callingUid))) { 16065 result.addAll(ps.oldCodePaths); 16066 } 16067 return result; 16068 } 16069 16070 private void replaceNonSystemPackageLIF(PackageParser.Package deletedPackage, 16071 PackageParser.Package pkg, final @ParseFlags int parseFlags, 16072 final @ScanFlags int scanFlags, UserHandle user, int[] allUsers, 16073 String installerPackageName, PackageInstalledInfo res, int installReason) { 16074 if (DEBUG_INSTALL) Slog.d(TAG, "replaceNonSystemPackageLI: new=" + pkg + ", old=" 16075 + deletedPackage); 16076 16077 String pkgName = deletedPackage.packageName; 16078 boolean deletedPkg = true; 16079 boolean addedPkg = false; 16080 boolean updatedSettings = false; 16081 final boolean killApp = (scanFlags & SCAN_DONT_KILL_APP) == 0; 16082 final int deleteFlags = PackageManager.DELETE_KEEP_DATA 16083 | (killApp ? 0 : PackageManager.DELETE_DONT_KILL_APP); 16084 16085 final long origUpdateTime = (pkg.mExtras != null) 16086 ? ((PackageSetting)pkg.mExtras).lastUpdateTime : 0; 16087 16088 // First delete the existing package while retaining the data directory 16089 if (!deletePackageLIF(pkgName, null, true, allUsers, deleteFlags, 16090 res.removedInfo, true, pkg)) { 16091 // If the existing package wasn't successfully deleted 16092 res.setError(INSTALL_FAILED_REPLACE_COULDNT_DELETE, "replaceNonSystemPackageLI"); 16093 deletedPkg = false; 16094 } else { 16095 // Successfully deleted the old package; proceed with replace. 16096 16097 // If deleted package lived in a container, give users a chance to 16098 // relinquish resources before killing. 16099 if (deletedPackage.isForwardLocked() || isExternal(deletedPackage)) { 16100 if (DEBUG_INSTALL) { 16101 Slog.i(TAG, "upgrading pkg " + deletedPackage + " is ASEC-hosted -> UNAVAILABLE"); 16102 } 16103 final int[] uidArray = new int[] { deletedPackage.applicationInfo.uid }; 16104 final ArrayList<String> pkgList = new ArrayList<String>(1); 16105 pkgList.add(deletedPackage.applicationInfo.packageName); 16106 sendResourcesChangedBroadcast(false, true, pkgList, uidArray, null); 16107 } 16108 16109 clearAppDataLIF(pkg, UserHandle.USER_ALL, StorageManager.FLAG_STORAGE_DE 16110 | StorageManager.FLAG_STORAGE_CE | Installer.FLAG_CLEAR_CODE_CACHE_ONLY); 16111 clearAppProfilesLIF(deletedPackage, UserHandle.USER_ALL); 16112 16113 try { 16114 final PackageParser.Package newPackage = scanPackageTracedLI(pkg, parseFlags, 16115 scanFlags | SCAN_UPDATE_TIME, System.currentTimeMillis(), user); 16116 updateSettingsLI(newPackage, installerPackageName, allUsers, res, user, 16117 installReason); 16118 16119 // Update the in-memory copy of the previous code paths. 16120 PackageSetting ps = mSettings.mPackages.get(pkgName); 16121 if (!killApp) { 16122 if (ps.oldCodePaths == null) { 16123 ps.oldCodePaths = new ArraySet<>(); 16124 } 16125 Collections.addAll(ps.oldCodePaths, deletedPackage.baseCodePath); 16126 if (deletedPackage.splitCodePaths != null) { 16127 Collections.addAll(ps.oldCodePaths, deletedPackage.splitCodePaths); 16128 } 16129 } else { 16130 ps.oldCodePaths = null; 16131 } 16132 if (ps.childPackageNames != null) { 16133 for (int i = ps.childPackageNames.size() - 1; i >= 0; --i) { 16134 final String childPkgName = ps.childPackageNames.get(i); 16135 final PackageSetting childPs = mSettings.mPackages.get(childPkgName); 16136 childPs.oldCodePaths = ps.oldCodePaths; 16137 } 16138 } 16139 // set instant app status, but, only if it's explicitly specified 16140 final boolean instantApp = (scanFlags & SCAN_AS_INSTANT_APP) != 0; 16141 final boolean fullApp = (scanFlags & SCAN_AS_FULL_APP) != 0; 16142 setInstantAppForUser(ps, user.getIdentifier(), instantApp, fullApp); 16143 prepareAppDataAfterInstallLIF(newPackage); 16144 addedPkg = true; 16145 mDexManager.notifyPackageUpdated(newPackage.packageName, 16146 newPackage.baseCodePath, newPackage.splitCodePaths); 16147 } catch (PackageManagerException e) { 16148 res.setError("Package couldn't be installed in " + pkg.codePath, e); 16149 } 16150 } 16151 16152 if (res.returnCode != PackageManager.INSTALL_SUCCEEDED) { 16153 if (DEBUG_INSTALL) Slog.d(TAG, "Install failed, rolling pack: " + pkgName); 16154 16155 // Revert all internal state mutations and added folders for the failed install 16156 if (addedPkg) { 16157 deletePackageLIF(pkgName, null, true, allUsers, deleteFlags, 16158 res.removedInfo, true, null); 16159 } 16160 16161 // Restore the old package 16162 if (deletedPkg) { 16163 if (DEBUG_INSTALL) Slog.d(TAG, "Install failed, reinstalling: " + deletedPackage); 16164 File restoreFile = new File(deletedPackage.codePath); 16165 // Parse old package 16166 boolean oldExternal = isExternal(deletedPackage); 16167 int oldParseFlags = mDefParseFlags | PackageParser.PARSE_CHATTY | 16168 (deletedPackage.isForwardLocked() ? PackageParser.PARSE_FORWARD_LOCK : 0) | 16169 (oldExternal ? PackageParser.PARSE_EXTERNAL_STORAGE : 0); 16170 int oldScanFlags = SCAN_UPDATE_SIGNATURE | SCAN_UPDATE_TIME; 16171 try { 16172 scanPackageTracedLI(restoreFile, oldParseFlags, oldScanFlags, origUpdateTime, 16173 null); 16174 } catch (PackageManagerException e) { 16175 Slog.e(TAG, "Failed to restore package : " + pkgName + " after failed upgrade: " 16176 + e.getMessage()); 16177 return; 16178 } 16179 16180 synchronized (mPackages) { 16181 // Ensure the installer package name up to date 16182 setInstallerPackageNameLPw(deletedPackage, installerPackageName); 16183 16184 // Update permissions for restored package 16185 mPermissionManager.updatePermissions( 16186 deletedPackage.packageName, deletedPackage, false, mPackages.values(), 16187 mPermissionCallback); 16188 16189 mSettings.writeLPr(); 16190 } 16191 16192 Slog.i(TAG, "Successfully restored package : " + pkgName + " after failed upgrade"); 16193 } 16194 } else { 16195 synchronized (mPackages) { 16196 PackageSetting ps = mSettings.getPackageLPr(pkg.packageName); 16197 if (ps != null) { 16198 res.removedInfo.removedForAllUsers = mPackages.get(ps.name) == null; 16199 if (res.removedInfo.removedChildPackages != null) { 16200 final int childCount = res.removedInfo.removedChildPackages.size(); 16201 // Iterate in reverse as we may modify the collection 16202 for (int i = childCount - 1; i >= 0; i--) { 16203 String childPackageName = res.removedInfo.removedChildPackages.keyAt(i); 16204 if (res.addedChildPackages.containsKey(childPackageName)) { 16205 res.removedInfo.removedChildPackages.removeAt(i); 16206 } else { 16207 PackageRemovedInfo childInfo = res.removedInfo 16208 .removedChildPackages.valueAt(i); 16209 childInfo.removedForAllUsers = mPackages.get( 16210 childInfo.removedPackage) == null; 16211 } 16212 } 16213 } 16214 } 16215 } 16216 } 16217 } 16218 16219 private void replaceSystemPackageLIF(PackageParser.Package deletedPackage, 16220 PackageParser.Package pkg, final @ParseFlags int parseFlags, 16221 final @ScanFlags int scanFlags, UserHandle user, 16222 int[] allUsers, String installerPackageName, PackageInstalledInfo res, 16223 int installReason) { 16224 if (DEBUG_INSTALL) Slog.d(TAG, "replaceSystemPackageLI: new=" + pkg 16225 + ", old=" + deletedPackage); 16226 16227 final boolean disabledSystem; 16228 16229 // Remove existing system package 16230 removePackageLI(deletedPackage, true); 16231 16232 synchronized (mPackages) { 16233 disabledSystem = disableSystemPackageLPw(deletedPackage, pkg); 16234 } 16235 if (!disabledSystem) { 16236 // We didn't need to disable the .apk as a current system package, 16237 // which means we are replacing another update that is already 16238 // installed. We need to make sure to delete the older one's .apk. 16239 res.removedInfo.args = createInstallArgsForExisting(0, 16240 deletedPackage.applicationInfo.getCodePath(), 16241 deletedPackage.applicationInfo.getResourcePath(), 16242 getAppDexInstructionSets(deletedPackage.applicationInfo)); 16243 } else { 16244 res.removedInfo.args = null; 16245 } 16246 16247 // Successfully disabled the old package. Now proceed with re-installation 16248 clearAppDataLIF(pkg, UserHandle.USER_ALL, StorageManager.FLAG_STORAGE_DE 16249 | StorageManager.FLAG_STORAGE_CE | Installer.FLAG_CLEAR_CODE_CACHE_ONLY); 16250 clearAppProfilesLIF(deletedPackage, UserHandle.USER_ALL); 16251 16252 res.setReturnCode(PackageManager.INSTALL_SUCCEEDED); 16253 pkg.setApplicationInfoFlags(ApplicationInfo.FLAG_UPDATED_SYSTEM_APP, 16254 ApplicationInfo.FLAG_UPDATED_SYSTEM_APP); 16255 16256 PackageParser.Package newPackage = null; 16257 try { 16258 // Add the package to the internal data structures 16259 newPackage = scanPackageTracedLI(pkg, parseFlags, scanFlags, 0, user); 16260 16261 // Set the update and install times 16262 PackageSetting deletedPkgSetting = (PackageSetting) deletedPackage.mExtras; 16263 setInstallAndUpdateTime(newPackage, deletedPkgSetting.firstInstallTime, 16264 System.currentTimeMillis()); 16265 16266 // Update the package dynamic state if succeeded 16267 if (res.returnCode == PackageManager.INSTALL_SUCCEEDED) { 16268 // Now that the install succeeded make sure we remove data 16269 // directories for any child package the update removed. 16270 final int deletedChildCount = (deletedPackage.childPackages != null) 16271 ? deletedPackage.childPackages.size() : 0; 16272 final int newChildCount = (newPackage.childPackages != null) 16273 ? newPackage.childPackages.size() : 0; 16274 for (int i = 0; i < deletedChildCount; i++) { 16275 PackageParser.Package deletedChildPkg = deletedPackage.childPackages.get(i); 16276 boolean childPackageDeleted = true; 16277 for (int j = 0; j < newChildCount; j++) { 16278 PackageParser.Package newChildPkg = newPackage.childPackages.get(j); 16279 if (deletedChildPkg.packageName.equals(newChildPkg.packageName)) { 16280 childPackageDeleted = false; 16281 break; 16282 } 16283 } 16284 if (childPackageDeleted) { 16285 PackageSetting ps = mSettings.getDisabledSystemPkgLPr( 16286 deletedChildPkg.packageName); 16287 if (ps != null && res.removedInfo.removedChildPackages != null) { 16288 PackageRemovedInfo removedChildRes = res.removedInfo 16289 .removedChildPackages.get(deletedChildPkg.packageName); 16290 removePackageDataLIF(ps, allUsers, removedChildRes, 0, false); 16291 removedChildRes.removedForAllUsers = mPackages.get(ps.name) == null; 16292 } 16293 } 16294 } 16295 16296 updateSettingsLI(newPackage, installerPackageName, allUsers, res, user, 16297 installReason); 16298 prepareAppDataAfterInstallLIF(newPackage); 16299 16300 mDexManager.notifyPackageUpdated(newPackage.packageName, 16301 newPackage.baseCodePath, newPackage.splitCodePaths); 16302 } 16303 } catch (PackageManagerException e) { 16304 res.setReturnCode(INSTALL_FAILED_INTERNAL_ERROR); 16305 res.setError("Package couldn't be installed in " + pkg.codePath, e); 16306 } 16307 16308 if (res.returnCode != PackageManager.INSTALL_SUCCEEDED) { 16309 // Re installation failed. Restore old information 16310 // Remove new pkg information 16311 if (newPackage != null) { 16312 removeInstalledPackageLI(newPackage, true); 16313 } 16314 // Add back the old system package 16315 try { 16316 scanPackageTracedLI(deletedPackage, parseFlags, SCAN_UPDATE_SIGNATURE, 0, user); 16317 } catch (PackageManagerException e) { 16318 Slog.e(TAG, "Failed to restore original package: " + e.getMessage()); 16319 } 16320 16321 synchronized (mPackages) { 16322 if (disabledSystem) { 16323 enableSystemPackageLPw(deletedPackage); 16324 } 16325 16326 // Ensure the installer package name up to date 16327 setInstallerPackageNameLPw(deletedPackage, installerPackageName); 16328 16329 // Update permissions for restored package 16330 mPermissionManager.updatePermissions( 16331 deletedPackage.packageName, deletedPackage, false, mPackages.values(), 16332 mPermissionCallback); 16333 16334 mSettings.writeLPr(); 16335 } 16336 16337 Slog.i(TAG, "Successfully restored package : " + deletedPackage.packageName 16338 + " after failed upgrade"); 16339 } 16340 } 16341 16342 /** 16343 * Checks whether the parent or any of the child packages have a change shared 16344 * user. For a package to be a valid update the shred users of the parent and 16345 * the children should match. We may later support changing child shared users. 16346 * @param oldPkg The updated package. 16347 * @param newPkg The update package. 16348 * @return The shared user that change between the versions. 16349 */ 16350 private String getParentOrChildPackageChangedSharedUser(PackageParser.Package oldPkg, 16351 PackageParser.Package newPkg) { 16352 // Check parent shared user 16353 if (!Objects.equals(oldPkg.mSharedUserId, newPkg.mSharedUserId)) { 16354 return newPkg.packageName; 16355 } 16356 // Check child shared users 16357 final int oldChildCount = (oldPkg.childPackages != null) ? oldPkg.childPackages.size() : 0; 16358 final int newChildCount = (newPkg.childPackages != null) ? newPkg.childPackages.size() : 0; 16359 for (int i = 0; i < newChildCount; i++) { 16360 PackageParser.Package newChildPkg = newPkg.childPackages.get(i); 16361 // If this child was present, did it have the same shared user? 16362 for (int j = 0; j < oldChildCount; j++) { 16363 PackageParser.Package oldChildPkg = oldPkg.childPackages.get(j); 16364 if (newChildPkg.packageName.equals(oldChildPkg.packageName) 16365 && !Objects.equals(newChildPkg.mSharedUserId, oldChildPkg.mSharedUserId)) { 16366 return newChildPkg.packageName; 16367 } 16368 } 16369 } 16370 return null; 16371 } 16372 16373 private void removeNativeBinariesLI(PackageSetting ps) { 16374 // Remove the lib path for the parent package 16375 if (ps != null) { 16376 NativeLibraryHelper.removeNativeBinariesLI(ps.legacyNativeLibraryPathString); 16377 // Remove the lib path for the child packages 16378 final int childCount = (ps.childPackageNames != null) ? ps.childPackageNames.size() : 0; 16379 for (int i = 0; i < childCount; i++) { 16380 PackageSetting childPs = null; 16381 synchronized (mPackages) { 16382 childPs = mSettings.getPackageLPr(ps.childPackageNames.get(i)); 16383 } 16384 if (childPs != null) { 16385 NativeLibraryHelper.removeNativeBinariesLI(childPs 16386 .legacyNativeLibraryPathString); 16387 } 16388 } 16389 } 16390 } 16391 16392 private void enableSystemPackageLPw(PackageParser.Package pkg) { 16393 // Enable the parent package 16394 mSettings.enableSystemPackageLPw(pkg.packageName); 16395 // Enable the child packages 16396 final int childCount = (pkg.childPackages != null) ? pkg.childPackages.size() : 0; 16397 for (int i = 0; i < childCount; i++) { 16398 PackageParser.Package childPkg = pkg.childPackages.get(i); 16399 mSettings.enableSystemPackageLPw(childPkg.packageName); 16400 } 16401 } 16402 16403 private boolean disableSystemPackageLPw(PackageParser.Package oldPkg, 16404 PackageParser.Package newPkg) { 16405 // Disable the parent package (parent always replaced) 16406 boolean disabled = mSettings.disableSystemPackageLPw(oldPkg.packageName, true); 16407 // Disable the child packages 16408 final int childCount = (oldPkg.childPackages != null) ? oldPkg.childPackages.size() : 0; 16409 for (int i = 0; i < childCount; i++) { 16410 PackageParser.Package childPkg = oldPkg.childPackages.get(i); 16411 final boolean replace = newPkg.hasChildPackage(childPkg.packageName); 16412 disabled |= mSettings.disableSystemPackageLPw(childPkg.packageName, replace); 16413 } 16414 return disabled; 16415 } 16416 16417 private void setInstallerPackageNameLPw(PackageParser.Package pkg, 16418 String installerPackageName) { 16419 // Enable the parent package 16420 mSettings.setInstallerPackageName(pkg.packageName, installerPackageName); 16421 // Enable the child packages 16422 final int childCount = (pkg.childPackages != null) ? pkg.childPackages.size() : 0; 16423 for (int i = 0; i < childCount; i++) { 16424 PackageParser.Package childPkg = pkg.childPackages.get(i); 16425 mSettings.setInstallerPackageName(childPkg.packageName, installerPackageName); 16426 } 16427 } 16428 16429 private void updateSettingsLI(PackageParser.Package newPackage, String installerPackageName, 16430 int[] allUsers, PackageInstalledInfo res, UserHandle user, int installReason) { 16431 // Update the parent package setting 16432 updateSettingsInternalLI(newPackage, installerPackageName, allUsers, res.origUsers, 16433 res, user, installReason); 16434 // Update the child packages setting 16435 final int childCount = (newPackage.childPackages != null) 16436 ? newPackage.childPackages.size() : 0; 16437 for (int i = 0; i < childCount; i++) { 16438 PackageParser.Package childPackage = newPackage.childPackages.get(i); 16439 PackageInstalledInfo childRes = res.addedChildPackages.get(childPackage.packageName); 16440 updateSettingsInternalLI(childPackage, installerPackageName, allUsers, 16441 childRes.origUsers, childRes, user, installReason); 16442 } 16443 } 16444 16445 private void updateSettingsInternalLI(PackageParser.Package pkg, 16446 String installerPackageName, int[] allUsers, int[] installedForUsers, 16447 PackageInstalledInfo res, UserHandle user, int installReason) { 16448 Trace.traceBegin(TRACE_TAG_PACKAGE_MANAGER, "updateSettings"); 16449 16450 String pkgName = pkg.packageName; 16451 synchronized (mPackages) { 16452 //write settings. the installStatus will be incomplete at this stage. 16453 //note that the new package setting would have already been 16454 //added to mPackages. It hasn't been persisted yet. 16455 mSettings.setInstallStatus(pkgName, PackageSettingBase.PKG_INSTALL_INCOMPLETE); 16456 // TODO: Remove this write? It's also written at the end of this method 16457 Trace.traceBegin(TRACE_TAG_PACKAGE_MANAGER, "writeSettings"); 16458 mSettings.writeLPr(); 16459 Trace.traceEnd(TRACE_TAG_PACKAGE_MANAGER); 16460 } 16461 16462 if (DEBUG_INSTALL) Slog.d(TAG, "New package installed in " + pkg.codePath); 16463 synchronized (mPackages) { 16464// NOTE: This changes slightly to include UPDATE_PERMISSIONS_ALL regardless of the size of pkg.permissions 16465 mPermissionManager.updatePermissions(pkg.packageName, pkg, true, mPackages.values(), 16466 mPermissionCallback); 16467 // For system-bundled packages, we assume that installing an upgraded version 16468 // of the package implies that the user actually wants to run that new code, 16469 // so we enable the package. 16470 PackageSetting ps = mSettings.mPackages.get(pkgName); 16471 final int userId = user.getIdentifier(); 16472 if (ps != null) { 16473 if (isSystemApp(pkg)) { 16474 if (DEBUG_INSTALL) { 16475 Slog.d(TAG, "Implicitly enabling system package on upgrade: " + pkgName); 16476 } 16477 // Enable system package for requested users 16478 if (res.origUsers != null) { 16479 for (int origUserId : res.origUsers) { 16480 if (userId == UserHandle.USER_ALL || userId == origUserId) { 16481 ps.setEnabled(COMPONENT_ENABLED_STATE_DEFAULT, 16482 origUserId, installerPackageName); 16483 } 16484 } 16485 } 16486 // Also convey the prior install/uninstall state 16487 if (allUsers != null && installedForUsers != null) { 16488 for (int currentUserId : allUsers) { 16489 final boolean installed = ArrayUtils.contains( 16490 installedForUsers, currentUserId); 16491 if (DEBUG_INSTALL) { 16492 Slog.d(TAG, " user " + currentUserId + " => " + installed); 16493 } 16494 ps.setInstalled(installed, currentUserId); 16495 } 16496 // these install state changes will be persisted in the 16497 // upcoming call to mSettings.writeLPr(). 16498 } 16499 } 16500 // It's implied that when a user requests installation, they want the app to be 16501 // installed and enabled. 16502 if (userId != UserHandle.USER_ALL) { 16503 ps.setInstalled(true, userId); 16504 ps.setEnabled(COMPONENT_ENABLED_STATE_DEFAULT, userId, installerPackageName); 16505 } 16506 16507 // When replacing an existing package, preserve the original install reason for all 16508 // users that had the package installed before. 16509 final Set<Integer> previousUserIds = new ArraySet<>(); 16510 if (res.removedInfo != null && res.removedInfo.installReasons != null) { 16511 final int installReasonCount = res.removedInfo.installReasons.size(); 16512 for (int i = 0; i < installReasonCount; i++) { 16513 final int previousUserId = res.removedInfo.installReasons.keyAt(i); 16514 final int previousInstallReason = res.removedInfo.installReasons.valueAt(i); 16515 ps.setInstallReason(previousInstallReason, previousUserId); 16516 previousUserIds.add(previousUserId); 16517 } 16518 } 16519 16520 // Set install reason for users that are having the package newly installed. 16521 if (userId == UserHandle.USER_ALL) { 16522 for (int currentUserId : sUserManager.getUserIds()) { 16523 if (!previousUserIds.contains(currentUserId)) { 16524 ps.setInstallReason(installReason, currentUserId); 16525 } 16526 } 16527 } else if (!previousUserIds.contains(userId)) { 16528 ps.setInstallReason(installReason, userId); 16529 } 16530 mSettings.writeKernelMappingLPr(ps); 16531 } 16532 res.name = pkgName; 16533 res.uid = pkg.applicationInfo.uid; 16534 res.pkg = pkg; 16535 mSettings.setInstallStatus(pkgName, PackageSettingBase.PKG_INSTALL_COMPLETE); 16536 mSettings.setInstallerPackageName(pkgName, installerPackageName); 16537 res.setReturnCode(PackageManager.INSTALL_SUCCEEDED); 16538 //to update install status 16539 Trace.traceBegin(TRACE_TAG_PACKAGE_MANAGER, "writeSettings"); 16540 mSettings.writeLPr(); 16541 Trace.traceEnd(TRACE_TAG_PACKAGE_MANAGER); 16542 } 16543 16544 Trace.traceEnd(TRACE_TAG_PACKAGE_MANAGER); 16545 } 16546 16547 private void installPackageTracedLI(InstallArgs args, PackageInstalledInfo res) { 16548 try { 16549 Trace.traceBegin(TRACE_TAG_PACKAGE_MANAGER, "installPackage"); 16550 installPackageLI(args, res); 16551 } finally { 16552 Trace.traceEnd(TRACE_TAG_PACKAGE_MANAGER); 16553 } 16554 } 16555 16556 private void installPackageLI(InstallArgs args, PackageInstalledInfo res) { 16557 final int installFlags = args.installFlags; 16558 final String installerPackageName = args.installerPackageName; 16559 final String volumeUuid = args.volumeUuid; 16560 final File tmpPackageFile = new File(args.getCodePath()); 16561 final boolean forwardLocked = ((installFlags & PackageManager.INSTALL_FORWARD_LOCK) != 0); 16562 final boolean onExternal = (((installFlags & PackageManager.INSTALL_EXTERNAL) != 0) 16563 || (args.volumeUuid != null)); 16564 final boolean instantApp = ((installFlags & PackageManager.INSTALL_INSTANT_APP) != 0); 16565 final boolean fullApp = ((installFlags & PackageManager.INSTALL_FULL_APP) != 0); 16566 final boolean forceSdk = ((installFlags & PackageManager.INSTALL_FORCE_SDK) != 0); 16567 final boolean virtualPreload = 16568 ((installFlags & PackageManager.INSTALL_VIRTUAL_PRELOAD) != 0); 16569 boolean replace = false; 16570 @ScanFlags int scanFlags = SCAN_NEW_INSTALL | SCAN_UPDATE_SIGNATURE; 16571 if (args.move != null) { 16572 // moving a complete application; perform an initial scan on the new install location 16573 scanFlags |= SCAN_INITIAL; 16574 } 16575 if ((installFlags & PackageManager.INSTALL_DONT_KILL_APP) != 0) { 16576 scanFlags |= SCAN_DONT_KILL_APP; 16577 } 16578 if (instantApp) { 16579 scanFlags |= SCAN_AS_INSTANT_APP; 16580 } 16581 if (fullApp) { 16582 scanFlags |= SCAN_AS_FULL_APP; 16583 } 16584 if (virtualPreload) { 16585 scanFlags |= SCAN_AS_VIRTUAL_PRELOAD; 16586 } 16587 16588 // Result object to be returned 16589 res.setReturnCode(PackageManager.INSTALL_SUCCEEDED); 16590 res.installerPackageName = installerPackageName; 16591 16592 if (DEBUG_INSTALL) Slog.d(TAG, "installPackageLI: path=" + tmpPackageFile); 16593 16594 // Sanity check 16595 if (instantApp && (forwardLocked || onExternal)) { 16596 Slog.i(TAG, "Incompatible ephemeral install; fwdLocked=" + forwardLocked 16597 + " external=" + onExternal); 16598 res.setReturnCode(PackageManager.INSTALL_FAILED_INSTANT_APP_INVALID); 16599 return; 16600 } 16601 16602 // Retrieve PackageSettings and parse package 16603 @ParseFlags final int parseFlags = mDefParseFlags | PackageParser.PARSE_CHATTY 16604 | PackageParser.PARSE_ENFORCE_CODE 16605 | (forwardLocked ? PackageParser.PARSE_FORWARD_LOCK : 0) 16606 | (onExternal ? PackageParser.PARSE_EXTERNAL_STORAGE : 0) 16607 | (forceSdk ? PackageParser.PARSE_FORCE_SDK : 0); 16608 PackageParser pp = new PackageParser(); 16609 pp.setSeparateProcesses(mSeparateProcesses); 16610 pp.setDisplayMetrics(mMetrics); 16611 pp.setCallback(mPackageParserCallback); 16612 16613 Trace.traceBegin(TRACE_TAG_PACKAGE_MANAGER, "parsePackage"); 16614 final PackageParser.Package pkg; 16615 try { 16616 pkg = pp.parsePackage(tmpPackageFile, parseFlags); 16617 DexMetadataHelper.validatePackageDexMetadata(pkg); 16618 } catch (PackageParserException e) { 16619 res.setError("Failed parse during installPackageLI", e); 16620 return; 16621 } finally { 16622 Trace.traceEnd(TRACE_TAG_PACKAGE_MANAGER); 16623 } 16624 16625 // Instant apps have several additional install-time checks. 16626 if (instantApp) { 16627 if (pkg.applicationInfo.targetSdkVersion < Build.VERSION_CODES.O) { 16628 Slog.w(TAG, 16629 "Instant app package " + pkg.packageName + " does not target at least O"); 16630 res.setError(INSTALL_FAILED_INSTANT_APP_INVALID, 16631 "Instant app package must target at least O"); 16632 return; 16633 } 16634 if (pkg.applicationInfo.targetSandboxVersion != 2) { 16635 Slog.w(TAG, "Instant app package " + pkg.packageName 16636 + " does not target targetSandboxVersion 2"); 16637 res.setError(INSTALL_FAILED_INSTANT_APP_INVALID, 16638 "Instant app package must use targetSandboxVersion 2"); 16639 return; 16640 } 16641 if (pkg.mSharedUserId != null) { 16642 Slog.w(TAG, "Instant app package " + pkg.packageName 16643 + " may not declare sharedUserId."); 16644 res.setError(INSTALL_FAILED_INSTANT_APP_INVALID, 16645 "Instant app package may not declare a sharedUserId"); 16646 return; 16647 } 16648 } 16649 16650 if (pkg.applicationInfo.isStaticSharedLibrary()) { 16651 // Static shared libraries have synthetic package names 16652 renameStaticSharedLibraryPackage(pkg); 16653 16654 // No static shared libs on external storage 16655 if (onExternal) { 16656 Slog.i(TAG, "Static shared libs can only be installed on internal storage."); 16657 res.setError(INSTALL_FAILED_INVALID_INSTALL_LOCATION, 16658 "Packages declaring static-shared libs cannot be updated"); 16659 return; 16660 } 16661 } 16662 16663 // If we are installing a clustered package add results for the children 16664 if (pkg.childPackages != null) { 16665 synchronized (mPackages) { 16666 final int childCount = pkg.childPackages.size(); 16667 for (int i = 0; i < childCount; i++) { 16668 PackageParser.Package childPkg = pkg.childPackages.get(i); 16669 PackageInstalledInfo childRes = new PackageInstalledInfo(); 16670 childRes.setReturnCode(PackageManager.INSTALL_SUCCEEDED); 16671 childRes.pkg = childPkg; 16672 childRes.name = childPkg.packageName; 16673 PackageSetting childPs = mSettings.getPackageLPr(childPkg.packageName); 16674 if (childPs != null) { 16675 childRes.origUsers = childPs.queryInstalledUsers( 16676 sUserManager.getUserIds(), true); 16677 } 16678 if ((mPackages.containsKey(childPkg.packageName))) { 16679 childRes.removedInfo = new PackageRemovedInfo(this); 16680 childRes.removedInfo.removedPackage = childPkg.packageName; 16681 childRes.removedInfo.installerPackageName = childPs.installerPackageName; 16682 } 16683 if (res.addedChildPackages == null) { 16684 res.addedChildPackages = new ArrayMap<>(); 16685 } 16686 res.addedChildPackages.put(childPkg.packageName, childRes); 16687 } 16688 } 16689 } 16690 16691 // If package doesn't declare API override, mark that we have an install 16692 // time CPU ABI override. 16693 if (TextUtils.isEmpty(pkg.cpuAbiOverride)) { 16694 pkg.cpuAbiOverride = args.abiOverride; 16695 } 16696 16697 String pkgName = res.name = pkg.packageName; 16698 if ((pkg.applicationInfo.flags&ApplicationInfo.FLAG_TEST_ONLY) != 0) { 16699 if ((installFlags & PackageManager.INSTALL_ALLOW_TEST) == 0) { 16700 res.setError(INSTALL_FAILED_TEST_ONLY, "installPackageLI"); 16701 return; 16702 } 16703 } 16704 16705 try { 16706 // either use what we've been given or parse directly from the APK 16707 if (args.signingDetails != PackageParser.SigningDetails.UNKNOWN) { 16708 pkg.setSigningDetails(args.signingDetails); 16709 } else { 16710 PackageParser.collectCertificates(pkg, parseFlags); 16711 } 16712 } catch (PackageParserException e) { 16713 res.setError("Failed collect during installPackageLI", e); 16714 return; 16715 } 16716 16717 if (instantApp && pkg.mSigningDetails.signatureSchemeVersion 16718 < SignatureSchemeVersion.SIGNING_BLOCK_V2) { 16719 Slog.w(TAG, "Instant app package " + pkg.packageName 16720 + " is not signed with at least APK Signature Scheme v2"); 16721 res.setError(INSTALL_FAILED_INSTANT_APP_INVALID, 16722 "Instant app package must be signed with APK Signature Scheme v2 or greater"); 16723 return; 16724 } 16725 16726 // Get rid of all references to package scan path via parser. 16727 pp = null; 16728 String oldCodePath = null; 16729 boolean systemApp = false; 16730 synchronized (mPackages) { 16731 // Check if installing already existing package 16732 if ((installFlags & PackageManager.INSTALL_REPLACE_EXISTING) != 0) { 16733 String oldName = mSettings.getRenamedPackageLPr(pkgName); 16734 if (pkg.mOriginalPackages != null 16735 && pkg.mOriginalPackages.contains(oldName) 16736 && mPackages.containsKey(oldName)) { 16737 // This package is derived from an original package, 16738 // and this device has been updating from that original 16739 // name. We must continue using the original name, so 16740 // rename the new package here. 16741 pkg.setPackageName(oldName); 16742 pkgName = pkg.packageName; 16743 replace = true; 16744 if (DEBUG_INSTALL) Slog.d(TAG, "Replacing existing renamed package: oldName=" 16745 + oldName + " pkgName=" + pkgName); 16746 } else if (mPackages.containsKey(pkgName)) { 16747 // This package, under its official name, already exists 16748 // on the device; we should replace it. 16749 replace = true; 16750 if (DEBUG_INSTALL) Slog.d(TAG, "Replace existing pacakge: " + pkgName); 16751 } 16752 16753 // Child packages are installed through the parent package 16754 if (pkg.parentPackage != null) { 16755 res.setError(PackageManager.INSTALL_PARSE_FAILED_BAD_PACKAGE_NAME, 16756 "Package " + pkg.packageName + " is child of package " 16757 + pkg.parentPackage.parentPackage + ". Child packages " 16758 + "can be updated only through the parent package."); 16759 return; 16760 } 16761 16762 if (replace) { 16763 // Prevent apps opting out from runtime permissions 16764 PackageParser.Package oldPackage = mPackages.get(pkgName); 16765 final int oldTargetSdk = oldPackage.applicationInfo.targetSdkVersion; 16766 final int newTargetSdk = pkg.applicationInfo.targetSdkVersion; 16767 if (oldTargetSdk > Build.VERSION_CODES.LOLLIPOP_MR1 16768 && newTargetSdk <= Build.VERSION_CODES.LOLLIPOP_MR1) { 16769 res.setError(PackageManager.INSTALL_FAILED_PERMISSION_MODEL_DOWNGRADE, 16770 "Package " + pkg.packageName + " new target SDK " + newTargetSdk 16771 + " doesn't support runtime permissions but the old" 16772 + " target SDK " + oldTargetSdk + " does."); 16773 return; 16774 } 16775 // Prevent persistent apps from being updated 16776 if ((oldPackage.applicationInfo.flags & ApplicationInfo.FLAG_PERSISTENT) != 0) { 16777 res.setError(PackageManager.INSTALL_FAILED_INVALID_APK, 16778 "Package " + oldPackage.packageName + " is a persistent app. " 16779 + "Persistent apps are not updateable."); 16780 return; 16781 } 16782 // Prevent apps from downgrading their targetSandbox. 16783 final int oldTargetSandbox = oldPackage.applicationInfo.targetSandboxVersion; 16784 final int newTargetSandbox = pkg.applicationInfo.targetSandboxVersion; 16785 if (oldTargetSandbox == 2 && newTargetSandbox != 2) { 16786 res.setError(PackageManager.INSTALL_FAILED_SANDBOX_VERSION_DOWNGRADE, 16787 "Package " + pkg.packageName + " new target sandbox " 16788 + newTargetSandbox + " is incompatible with the previous value of" 16789 + oldTargetSandbox + "."); 16790 return; 16791 } 16792 16793 // Prevent installing of child packages 16794 if (oldPackage.parentPackage != null) { 16795 res.setError(PackageManager.INSTALL_PARSE_FAILED_BAD_PACKAGE_NAME, 16796 "Package " + pkg.packageName + " is child of package " 16797 + oldPackage.parentPackage + ". Child packages " 16798 + "can be updated only through the parent package."); 16799 return; 16800 } 16801 } 16802 } 16803 16804 PackageSetting ps = mSettings.mPackages.get(pkgName); 16805 if (ps != null) { 16806 if (DEBUG_INSTALL) Slog.d(TAG, "Existing package: " + ps); 16807 16808 // Static shared libs have same package with different versions where 16809 // we internally use a synthetic package name to allow multiple versions 16810 // of the same package, therefore we need to compare signatures against 16811 // the package setting for the latest library version. 16812 PackageSetting signatureCheckPs = ps; 16813 if (pkg.applicationInfo.isStaticSharedLibrary()) { 16814 SharedLibraryEntry libraryEntry = getLatestSharedLibraVersionLPr(pkg); 16815 if (libraryEntry != null) { 16816 signatureCheckPs = mSettings.getPackageLPr(libraryEntry.apk); 16817 } 16818 } 16819 16820 // Quick sanity check that we're signed correctly if updating; 16821 // we'll check this again later when scanning, but we want to 16822 // bail early here before tripping over redefined permissions. 16823 final KeySetManagerService ksms = mSettings.mKeySetManagerService; 16824 if (ksms.shouldCheckUpgradeKeySetLocked(signatureCheckPs, scanFlags)) { 16825 if (!ksms.checkUpgradeKeySetLocked(signatureCheckPs, pkg)) { 16826 res.setError(INSTALL_FAILED_UPDATE_INCOMPATIBLE, "Package " 16827 + pkg.packageName + " upgrade keys do not match the " 16828 + "previously installed version"); 16829 return; 16830 } 16831 } else { 16832 try { 16833 final boolean compareCompat = isCompatSignatureUpdateNeeded(pkg); 16834 final boolean compareRecover = isRecoverSignatureUpdateNeeded(pkg); 16835 // We don't care about disabledPkgSetting on install for now. 16836 final boolean compatMatch = verifySignatures( 16837 signatureCheckPs, null, pkg.mSigningDetails, compareCompat, 16838 compareRecover); 16839 // The new KeySets will be re-added later in the scanning process. 16840 if (compatMatch) { 16841 synchronized (mPackages) { 16842 ksms.removeAppKeySetDataLPw(pkg.packageName); 16843 } 16844 } 16845 } catch (PackageManagerException e) { 16846 res.setError(e.error, e.getMessage()); 16847 return; 16848 } 16849 } 16850 16851 oldCodePath = mSettings.mPackages.get(pkgName).codePathString; 16852 if (ps.pkg != null && ps.pkg.applicationInfo != null) { 16853 systemApp = (ps.pkg.applicationInfo.flags & 16854 ApplicationInfo.FLAG_SYSTEM) != 0; 16855 } 16856 res.origUsers = ps.queryInstalledUsers(sUserManager.getUserIds(), true); 16857 } 16858 16859 int N = pkg.permissions.size(); 16860 for (int i = N-1; i >= 0; i--) { 16861 final PackageParser.Permission perm = pkg.permissions.get(i); 16862 final BasePermission bp = 16863 (BasePermission) mPermissionManager.getPermissionTEMP(perm.info.name); 16864 16865 // Don't allow anyone but the system to define ephemeral permissions. 16866 if ((perm.info.protectionLevel & PermissionInfo.PROTECTION_FLAG_INSTANT) != 0 16867 && !systemApp) { 16868 Slog.w(TAG, "Non-System package " + pkg.packageName 16869 + " attempting to delcare ephemeral permission " 16870 + perm.info.name + "; Removing ephemeral."); 16871 perm.info.protectionLevel &= ~PermissionInfo.PROTECTION_FLAG_INSTANT; 16872 } 16873 16874 // Check whether the newly-scanned package wants to define an already-defined perm 16875 if (bp != null) { 16876 // If the defining package is signed with our cert, it's okay. This 16877 // also includes the "updating the same package" case, of course. 16878 // "updating same package" could also involve key-rotation. 16879 final boolean sigsOk; 16880 final String sourcePackageName = bp.getSourcePackageName(); 16881 final PackageSettingBase sourcePackageSetting = bp.getSourcePackageSetting(); 16882 final KeySetManagerService ksms = mSettings.mKeySetManagerService; 16883 if (sourcePackageName.equals(pkg.packageName) 16884 && (ksms.shouldCheckUpgradeKeySetLocked( 16885 sourcePackageSetting, scanFlags))) { 16886 sigsOk = ksms.checkUpgradeKeySetLocked(sourcePackageSetting, pkg); 16887 } else { 16888 sigsOk = compareSignatures( 16889 sourcePackageSetting.signatures.mSigningDetails.signatures, 16890 pkg.mSigningDetails.signatures) == PackageManager.SIGNATURE_MATCH; 16891 } 16892 if (!sigsOk) { 16893 // If the owning package is the system itself, we log but allow 16894 // install to proceed; we fail the install on all other permission 16895 // redefinitions. 16896 if (!sourcePackageName.equals("android")) { 16897 res.setError(INSTALL_FAILED_DUPLICATE_PERMISSION, "Package " 16898 + pkg.packageName + " attempting to redeclare permission " 16899 + perm.info.name + " already owned by " + sourcePackageName); 16900 res.origPermission = perm.info.name; 16901 res.origPackage = sourcePackageName; 16902 return; 16903 } else { 16904 Slog.w(TAG, "Package " + pkg.packageName 16905 + " attempting to redeclare system permission " 16906 + perm.info.name + "; ignoring new declaration"); 16907 pkg.permissions.remove(i); 16908 } 16909 } else if (!PLATFORM_PACKAGE_NAME.equals(pkg.packageName)) { 16910 // Prevent apps to change protection level to dangerous from any other 16911 // type as this would allow a privilege escalation where an app adds a 16912 // normal/signature permission in other app's group and later redefines 16913 // it as dangerous leading to the group auto-grant. 16914 if ((perm.info.protectionLevel & PermissionInfo.PROTECTION_MASK_BASE) 16915 == PermissionInfo.PROTECTION_DANGEROUS) { 16916 if (bp != null && !bp.isRuntime()) { 16917 Slog.w(TAG, "Package " + pkg.packageName + " trying to change a " 16918 + "non-runtime permission " + perm.info.name 16919 + " to runtime; keeping old protection level"); 16920 perm.info.protectionLevel = bp.getProtectionLevel(); 16921 } 16922 } 16923 } 16924 } 16925 } 16926 } 16927 16928 if (systemApp) { 16929 if (onExternal) { 16930 // Abort update; system app can't be replaced with app on sdcard 16931 res.setError(INSTALL_FAILED_INVALID_INSTALL_LOCATION, 16932 "Cannot install updates to system apps on sdcard"); 16933 return; 16934 } else if (instantApp) { 16935 // Abort update; system app can't be replaced with an instant app 16936 res.setError(INSTALL_FAILED_INSTANT_APP_INVALID, 16937 "Cannot update a system app with an instant app"); 16938 return; 16939 } 16940 } 16941 16942 if (args.move != null) { 16943 // We did an in-place move, so dex is ready to roll 16944 scanFlags |= SCAN_NO_DEX; 16945 scanFlags |= SCAN_MOVE; 16946 16947 synchronized (mPackages) { 16948 final PackageSetting ps = mSettings.mPackages.get(pkgName); 16949 if (ps == null) { 16950 res.setError(INSTALL_FAILED_INTERNAL_ERROR, 16951 "Missing settings for moved package " + pkgName); 16952 } 16953 16954 // We moved the entire application as-is, so bring over the 16955 // previously derived ABI information. 16956 pkg.applicationInfo.primaryCpuAbi = ps.primaryCpuAbiString; 16957 pkg.applicationInfo.secondaryCpuAbi = ps.secondaryCpuAbiString; 16958 } 16959 16960 } else if (!forwardLocked && !pkg.applicationInfo.isExternalAsec()) { 16961 // Enable SCAN_NO_DEX flag to skip dexopt at a later stage 16962 scanFlags |= SCAN_NO_DEX; 16963 16964 try { 16965 String abiOverride = (TextUtils.isEmpty(pkg.cpuAbiOverride) ? 16966 args.abiOverride : pkg.cpuAbiOverride); 16967 final boolean extractNativeLibs = !pkg.isLibrary(); 16968 derivePackageAbi(pkg, abiOverride, extractNativeLibs); 16969 } catch (PackageManagerException pme) { 16970 Slog.e(TAG, "Error deriving application ABI", pme); 16971 res.setError(INSTALL_FAILED_INTERNAL_ERROR, "Error deriving application ABI"); 16972 return; 16973 } 16974 16975 // Shared libraries for the package need to be updated. 16976 synchronized (mPackages) { 16977 try { 16978 updateSharedLibrariesLPr(pkg, null); 16979 } catch (PackageManagerException e) { 16980 Slog.e(TAG, "updateAllSharedLibrariesLPw failed: " + e.getMessage()); 16981 } 16982 } 16983 } 16984 16985 if (!args.doRename(res.returnCode, pkg, oldCodePath)) { 16986 res.setError(INSTALL_FAILED_INSUFFICIENT_STORAGE, "Failed rename"); 16987 return; 16988 } 16989 16990 if (!instantApp) { 16991 startIntentFilterVerifications(args.user.getIdentifier(), replace, pkg); 16992 } else { 16993 if (DEBUG_DOMAIN_VERIFICATION) { 16994 Slog.d(TAG, "Not verifying instant app install for app links: " + pkgName); 16995 } 16996 } 16997 16998 try (PackageFreezer freezer = freezePackageForInstall(pkgName, installFlags, 16999 "installPackageLI")) { 17000 if (replace) { 17001 if (pkg.applicationInfo.isStaticSharedLibrary()) { 17002 // Static libs have a synthetic package name containing the version 17003 // and cannot be updated as an update would get a new package name, 17004 // unless this is the exact same version code which is useful for 17005 // development. 17006 PackageParser.Package existingPkg = mPackages.get(pkg.packageName); 17007 if (existingPkg != null && 17008 existingPkg.getLongVersionCode() != pkg.getLongVersionCode()) { 17009 res.setError(INSTALL_FAILED_DUPLICATE_PACKAGE, "Packages declaring " 17010 + "static-shared libs cannot be updated"); 17011 return; 17012 } 17013 } 17014 replacePackageLIF(pkg, parseFlags, scanFlags, args.user, 17015 installerPackageName, res, args.installReason); 17016 } else { 17017 installNewPackageLIF(pkg, parseFlags, scanFlags | SCAN_DELETE_DATA_ON_FAILURES, 17018 args.user, installerPackageName, volumeUuid, res, args.installReason); 17019 } 17020 } 17021 17022 // Check whether we need to dexopt the app. 17023 // 17024 // NOTE: it is IMPORTANT to call dexopt: 17025 // - after doRename which will sync the package data from PackageParser.Package and its 17026 // corresponding ApplicationInfo. 17027 // - after installNewPackageLIF or replacePackageLIF which will update result with the 17028 // uid of the application (pkg.applicationInfo.uid). 17029 // This update happens in place! 17030 // 17031 // We only need to dexopt if the package meets ALL of the following conditions: 17032 // 1) it is not forward locked. 17033 // 2) it is not on on an external ASEC container. 17034 // 3) it is not an instant app or if it is then dexopt is enabled via gservices. 17035 // 17036 // Note that we do not dexopt instant apps by default. dexopt can take some time to 17037 // complete, so we skip this step during installation. Instead, we'll take extra time 17038 // the first time the instant app starts. It's preferred to do it this way to provide 17039 // continuous progress to the useur instead of mysteriously blocking somewhere in the 17040 // middle of running an instant app. The default behaviour can be overridden 17041 // via gservices. 17042 final boolean performDexopt = (res.returnCode == PackageManager.INSTALL_SUCCEEDED) 17043 && !forwardLocked 17044 && !pkg.applicationInfo.isExternalAsec() 17045 && (!instantApp || Global.getInt(mContext.getContentResolver(), 17046 Global.INSTANT_APP_DEXOPT_ENABLED, 0) != 0); 17047 17048 if (performDexopt) { 17049 Trace.traceBegin(TRACE_TAG_PACKAGE_MANAGER, "dexopt"); 17050 // Do not run PackageDexOptimizer through the local performDexOpt 17051 // method because `pkg` may not be in `mPackages` yet. 17052 // 17053 // Also, don't fail application installs if the dexopt step fails. 17054 DexoptOptions dexoptOptions = new DexoptOptions(pkg.packageName, 17055 REASON_INSTALL, 17056 DexoptOptions.DEXOPT_BOOT_COMPLETE); 17057 mPackageDexOptimizer.performDexOpt(pkg, pkg.usesLibraryFiles, 17058 null /* instructionSets */, 17059 getOrCreateCompilerPackageStats(pkg), 17060 mDexManager.getPackageUseInfoOrDefault(pkg.packageName), 17061 dexoptOptions); 17062 Trace.traceEnd(TRACE_TAG_PACKAGE_MANAGER); 17063 } 17064 17065 // Notify BackgroundDexOptService that the package has been changed. 17066 // If this is an update of a package which used to fail to compile, 17067 // BackgroundDexOptService will remove it from its blacklist. 17068 // TODO: Layering violation 17069 BackgroundDexOptService.notifyPackageChanged(pkg.packageName); 17070 17071 synchronized (mPackages) { 17072 final PackageSetting ps = mSettings.mPackages.get(pkgName); 17073 if (ps != null) { 17074 res.newUsers = ps.queryInstalledUsers(sUserManager.getUserIds(), true); 17075 ps.setUpdateAvailable(false /*updateAvailable*/); 17076 } 17077 17078 final int childCount = (pkg.childPackages != null) ? pkg.childPackages.size() : 0; 17079 for (int i = 0; i < childCount; i++) { 17080 PackageParser.Package childPkg = pkg.childPackages.get(i); 17081 PackageInstalledInfo childRes = res.addedChildPackages.get(childPkg.packageName); 17082 PackageSetting childPs = mSettings.getPackageLPr(childPkg.packageName); 17083 if (childPs != null) { 17084 childRes.newUsers = childPs.queryInstalledUsers( 17085 sUserManager.getUserIds(), true); 17086 } 17087 } 17088 17089 if (res.returnCode == PackageManager.INSTALL_SUCCEEDED) { 17090 updateSequenceNumberLP(ps, res.newUsers); 17091 updateInstantAppInstallerLocked(pkgName); 17092 } 17093 } 17094 } 17095 17096 private void startIntentFilterVerifications(int userId, boolean replacing, 17097 PackageParser.Package pkg) { 17098 if (mIntentFilterVerifierComponent == null) { 17099 Slog.w(TAG, "No IntentFilter verification will not be done as " 17100 + "there is no IntentFilterVerifier available!"); 17101 return; 17102 } 17103 17104 final int verifierUid = getPackageUid( 17105 mIntentFilterVerifierComponent.getPackageName(), 17106 MATCH_DEBUG_TRIAGED_MISSING, 17107 (userId == UserHandle.USER_ALL) ? UserHandle.USER_SYSTEM : userId); 17108 17109 Message msg = mHandler.obtainMessage(START_INTENT_FILTER_VERIFICATIONS); 17110 msg.obj = new IFVerificationParams(pkg, replacing, userId, verifierUid); 17111 mHandler.sendMessage(msg); 17112 17113 final int childCount = (pkg.childPackages != null) ? pkg.childPackages.size() : 0; 17114 for (int i = 0; i < childCount; i++) { 17115 PackageParser.Package childPkg = pkg.childPackages.get(i); 17116 msg = mHandler.obtainMessage(START_INTENT_FILTER_VERIFICATIONS); 17117 msg.obj = new IFVerificationParams(childPkg, replacing, userId, verifierUid); 17118 mHandler.sendMessage(msg); 17119 } 17120 } 17121 17122 private void verifyIntentFiltersIfNeeded(int userId, int verifierUid, boolean replacing, 17123 PackageParser.Package pkg) { 17124 int size = pkg.activities.size(); 17125 if (size == 0) { 17126 if (DEBUG_DOMAIN_VERIFICATION) Slog.d(TAG, 17127 "No activity, so no need to verify any IntentFilter!"); 17128 return; 17129 } 17130 17131 final boolean hasDomainURLs = hasDomainURLs(pkg); 17132 if (!hasDomainURLs) { 17133 if (DEBUG_DOMAIN_VERIFICATION) Slog.d(TAG, 17134 "No domain URLs, so no need to verify any IntentFilter!"); 17135 return; 17136 } 17137 17138 if (DEBUG_DOMAIN_VERIFICATION) Slog.d(TAG, "Checking for userId:" + userId 17139 + " if any IntentFilter from the " + size 17140 + " Activities needs verification ..."); 17141 17142 int count = 0; 17143 final String packageName = pkg.packageName; 17144 17145 synchronized (mPackages) { 17146 // If this is a new install and we see that we've already run verification for this 17147 // package, we have nothing to do: it means the state was restored from backup. 17148 if (!replacing) { 17149 IntentFilterVerificationInfo ivi = 17150 mSettings.getIntentFilterVerificationLPr(packageName); 17151 if (ivi != null) { 17152 if (DEBUG_DOMAIN_VERIFICATION) { 17153 Slog.i(TAG, "Package " + packageName+ " already verified: status=" 17154 + ivi.getStatusString()); 17155 } 17156 return; 17157 } 17158 } 17159 17160 // If any filters need to be verified, then all need to be. 17161 boolean needToVerify = false; 17162 for (PackageParser.Activity a : pkg.activities) { 17163 for (ActivityIntentInfo filter : a.intents) { 17164 if (filter.needsVerification() && needsNetworkVerificationLPr(filter)) { 17165 if (DEBUG_DOMAIN_VERIFICATION) { 17166 Slog.d(TAG, 17167 "Intent filter needs verification, so processing all filters"); 17168 } 17169 needToVerify = true; 17170 break; 17171 } 17172 } 17173 } 17174 17175 if (needToVerify) { 17176 final int verificationId = mIntentFilterVerificationToken++; 17177 for (PackageParser.Activity a : pkg.activities) { 17178 for (ActivityIntentInfo filter : a.intents) { 17179 if (filter.handlesWebUris(true) && needsNetworkVerificationLPr(filter)) { 17180 if (DEBUG_DOMAIN_VERIFICATION) Slog.d(TAG, 17181 "Verification needed for IntentFilter:" + filter.toString()); 17182 mIntentFilterVerifier.addOneIntentFilterVerification( 17183 verifierUid, userId, verificationId, filter, packageName); 17184 count++; 17185 } 17186 } 17187 } 17188 } 17189 } 17190 17191 if (count > 0) { 17192 if (DEBUG_DOMAIN_VERIFICATION) Slog.d(TAG, "Starting " + count 17193 + " IntentFilter verification" + (count > 1 ? "s" : "") 17194 + " for userId:" + userId); 17195 mIntentFilterVerifier.startVerifications(userId); 17196 } else { 17197 if (DEBUG_DOMAIN_VERIFICATION) { 17198 Slog.d(TAG, "No filters or not all autoVerify for " + packageName); 17199 } 17200 } 17201 } 17202 17203 private boolean needsNetworkVerificationLPr(ActivityIntentInfo filter) { 17204 final ComponentName cn = filter.activity.getComponentName(); 17205 final String packageName = cn.getPackageName(); 17206 17207 IntentFilterVerificationInfo ivi = mSettings.getIntentFilterVerificationLPr( 17208 packageName); 17209 if (ivi == null) { 17210 return true; 17211 } 17212 int status = ivi.getStatus(); 17213 switch (status) { 17214 case INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_UNDEFINED: 17215 case INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_ASK: 17216 return true; 17217 17218 default: 17219 // Nothing to do 17220 return false; 17221 } 17222 } 17223 17224 private static boolean isMultiArch(ApplicationInfo info) { 17225 return (info.flags & ApplicationInfo.FLAG_MULTIARCH) != 0; 17226 } 17227 17228 private static boolean isExternal(PackageParser.Package pkg) { 17229 return (pkg.applicationInfo.flags & ApplicationInfo.FLAG_EXTERNAL_STORAGE) != 0; 17230 } 17231 17232 private static boolean isExternal(PackageSetting ps) { 17233 return (ps.pkgFlags & ApplicationInfo.FLAG_EXTERNAL_STORAGE) != 0; 17234 } 17235 17236 private static boolean isSystemApp(PackageParser.Package pkg) { 17237 return (pkg.applicationInfo.flags & ApplicationInfo.FLAG_SYSTEM) != 0; 17238 } 17239 17240 private static boolean isPrivilegedApp(PackageParser.Package pkg) { 17241 return (pkg.applicationInfo.privateFlags & ApplicationInfo.PRIVATE_FLAG_PRIVILEGED) != 0; 17242 } 17243 17244 private static boolean isOemApp(PackageParser.Package pkg) { 17245 return (pkg.applicationInfo.privateFlags & ApplicationInfo.PRIVATE_FLAG_OEM) != 0; 17246 } 17247 17248 private static boolean isVendorApp(PackageParser.Package pkg) { 17249 return (pkg.applicationInfo.privateFlags & ApplicationInfo.PRIVATE_FLAG_VENDOR) != 0; 17250 } 17251 17252 private static boolean hasDomainURLs(PackageParser.Package pkg) { 17253 return (pkg.applicationInfo.privateFlags & ApplicationInfo.PRIVATE_FLAG_HAS_DOMAIN_URLS) != 0; 17254 } 17255 17256 private static boolean isSystemApp(PackageSetting ps) { 17257 return (ps.pkgFlags & ApplicationInfo.FLAG_SYSTEM) != 0; 17258 } 17259 17260 private static boolean isUpdatedSystemApp(PackageSetting ps) { 17261 return (ps.pkgFlags & ApplicationInfo.FLAG_UPDATED_SYSTEM_APP) != 0; 17262 } 17263 17264 private int packageFlagsToInstallFlags(PackageSetting ps) { 17265 int installFlags = 0; 17266 if (isExternal(ps) && TextUtils.isEmpty(ps.volumeUuid)) { 17267 // This existing package was an external ASEC install when we have 17268 // the external flag without a UUID 17269 installFlags |= PackageManager.INSTALL_EXTERNAL; 17270 } 17271 if (ps.isForwardLocked()) { 17272 installFlags |= PackageManager.INSTALL_FORWARD_LOCK; 17273 } 17274 return installFlags; 17275 } 17276 17277 private VersionInfo getSettingsVersionForPackage(PackageParser.Package pkg) { 17278 if (isExternal(pkg)) { 17279 if (TextUtils.isEmpty(pkg.volumeUuid)) { 17280 return mSettings.getExternalVersion(); 17281 } else { 17282 return mSettings.findOrCreateVersion(pkg.volumeUuid); 17283 } 17284 } else { 17285 return mSettings.getInternalVersion(); 17286 } 17287 } 17288 17289 private void deleteTempPackageFiles() { 17290 final FilenameFilter filter = new FilenameFilter() { 17291 public boolean accept(File dir, String name) { 17292 return name.startsWith("vmdl") && name.endsWith(".tmp"); 17293 } 17294 }; 17295 for (File file : sDrmAppPrivateInstallDir.listFiles(filter)) { 17296 file.delete(); 17297 } 17298 } 17299 17300 @Override 17301 public void deletePackageAsUser(String packageName, int versionCode, 17302 IPackageDeleteObserver observer, int userId, int flags) { 17303 deletePackageVersioned(new VersionedPackage(packageName, versionCode), 17304 new LegacyPackageDeleteObserver(observer).getBinder(), userId, flags); 17305 } 17306 17307 @Override 17308 public void deletePackageVersioned(VersionedPackage versionedPackage, 17309 final IPackageDeleteObserver2 observer, final int userId, final int deleteFlags) { 17310 final int callingUid = Binder.getCallingUid(); 17311 mContext.enforceCallingOrSelfPermission( 17312 android.Manifest.permission.DELETE_PACKAGES, null); 17313 final boolean canViewInstantApps = canViewInstantApps(callingUid, userId); 17314 Preconditions.checkNotNull(versionedPackage); 17315 Preconditions.checkNotNull(observer); 17316 Preconditions.checkArgumentInRange(versionedPackage.getLongVersionCode(), 17317 PackageManager.VERSION_CODE_HIGHEST, 17318 Long.MAX_VALUE, "versionCode must be >= -1"); 17319 17320 final String packageName = versionedPackage.getPackageName(); 17321 final long versionCode = versionedPackage.getLongVersionCode(); 17322 final String internalPackageName; 17323 synchronized (mPackages) { 17324 // Normalize package name to handle renamed packages and static libs 17325 internalPackageName = resolveInternalPackageNameLPr(packageName, versionCode); 17326 } 17327 17328 final int uid = Binder.getCallingUid(); 17329 if (!isOrphaned(internalPackageName) 17330 && !isCallerAllowedToSilentlyUninstall(uid, internalPackageName)) { 17331 try { 17332 final Intent intent = new Intent(Intent.ACTION_UNINSTALL_PACKAGE); 17333 intent.setData(Uri.fromParts(PACKAGE_SCHEME, packageName, null)); 17334 intent.putExtra(PackageInstaller.EXTRA_CALLBACK, observer.asBinder()); 17335 observer.onUserActionRequired(intent); 17336 } catch (RemoteException re) { 17337 } 17338 return; 17339 } 17340 final boolean deleteAllUsers = (deleteFlags & PackageManager.DELETE_ALL_USERS) != 0; 17341 final int[] users = deleteAllUsers ? sUserManager.getUserIds() : new int[]{ userId }; 17342 if (UserHandle.getUserId(uid) != userId || (deleteAllUsers && users.length > 1)) { 17343 mContext.enforceCallingOrSelfPermission( 17344 android.Manifest.permission.INTERACT_ACROSS_USERS_FULL, 17345 "deletePackage for user " + userId); 17346 } 17347 17348 if (isUserRestricted(userId, UserManager.DISALLOW_UNINSTALL_APPS)) { 17349 try { 17350 observer.onPackageDeleted(packageName, 17351 PackageManager.DELETE_FAILED_USER_RESTRICTED, null); 17352 } catch (RemoteException re) { 17353 } 17354 return; 17355 } 17356 17357 if (!deleteAllUsers && getBlockUninstallForUser(internalPackageName, userId)) { 17358 try { 17359 observer.onPackageDeleted(packageName, 17360 PackageManager.DELETE_FAILED_OWNER_BLOCKED, null); 17361 } catch (RemoteException re) { 17362 } 17363 return; 17364 } 17365 17366 if (DEBUG_REMOVE) { 17367 Slog.d(TAG, "deletePackageAsUser: pkg=" + internalPackageName + " user=" + userId 17368 + " deleteAllUsers: " + deleteAllUsers + " version=" 17369 + (versionCode == PackageManager.VERSION_CODE_HIGHEST 17370 ? "VERSION_CODE_HIGHEST" : versionCode)); 17371 } 17372 // Queue up an async operation since the package deletion may take a little while. 17373 mHandler.post(new Runnable() { 17374 public void run() { 17375 mHandler.removeCallbacks(this); 17376 int returnCode; 17377 final PackageSetting ps = mSettings.mPackages.get(internalPackageName); 17378 boolean doDeletePackage = true; 17379 if (ps != null) { 17380 final boolean targetIsInstantApp = 17381 ps.getInstantApp(UserHandle.getUserId(callingUid)); 17382 doDeletePackage = !targetIsInstantApp 17383 || canViewInstantApps; 17384 } 17385 if (doDeletePackage) { 17386 if (!deleteAllUsers) { 17387 returnCode = deletePackageX(internalPackageName, versionCode, 17388 userId, deleteFlags); 17389 } else { 17390 int[] blockUninstallUserIds = getBlockUninstallForUsers( 17391 internalPackageName, users); 17392 // If nobody is blocking uninstall, proceed with delete for all users 17393 if (ArrayUtils.isEmpty(blockUninstallUserIds)) { 17394 returnCode = deletePackageX(internalPackageName, versionCode, 17395 userId, deleteFlags); 17396 } else { 17397 // Otherwise uninstall individually for users with blockUninstalls=false 17398 final int userFlags = deleteFlags & ~PackageManager.DELETE_ALL_USERS; 17399 for (int userId : users) { 17400 if (!ArrayUtils.contains(blockUninstallUserIds, userId)) { 17401 returnCode = deletePackageX(internalPackageName, versionCode, 17402 userId, userFlags); 17403 if (returnCode != PackageManager.DELETE_SUCCEEDED) { 17404 Slog.w(TAG, "Package delete failed for user " + userId 17405 + ", returnCode " + returnCode); 17406 } 17407 } 17408 } 17409 // The app has only been marked uninstalled for certain users. 17410 // We still need to report that delete was blocked 17411 returnCode = PackageManager.DELETE_FAILED_OWNER_BLOCKED; 17412 } 17413 } 17414 } else { 17415 returnCode = PackageManager.DELETE_FAILED_INTERNAL_ERROR; 17416 } 17417 try { 17418 observer.onPackageDeleted(packageName, returnCode, null); 17419 } catch (RemoteException e) { 17420 Log.i(TAG, "Observer no longer exists."); 17421 } //end catch 17422 } //end run 17423 }); 17424 } 17425 17426 private String resolveExternalPackageNameLPr(PackageParser.Package pkg) { 17427 if (pkg.staticSharedLibName != null) { 17428 return pkg.manifestPackageName; 17429 } 17430 return pkg.packageName; 17431 } 17432 17433 private String resolveInternalPackageNameLPr(String packageName, long versionCode) { 17434 // Handle renamed packages 17435 String normalizedPackageName = mSettings.getRenamedPackageLPr(packageName); 17436 packageName = normalizedPackageName != null ? normalizedPackageName : packageName; 17437 17438 // Is this a static library? 17439 LongSparseArray<SharedLibraryEntry> versionedLib = 17440 mStaticLibsByDeclaringPackage.get(packageName); 17441 if (versionedLib == null || versionedLib.size() <= 0) { 17442 return packageName; 17443 } 17444 17445 // Figure out which lib versions the caller can see 17446 LongSparseLongArray versionsCallerCanSee = null; 17447 final int callingAppId = UserHandle.getAppId(Binder.getCallingUid()); 17448 if (callingAppId != Process.SYSTEM_UID && callingAppId != Process.SHELL_UID 17449 && callingAppId != Process.ROOT_UID) { 17450 versionsCallerCanSee = new LongSparseLongArray(); 17451 String libName = versionedLib.valueAt(0).info.getName(); 17452 String[] uidPackages = getPackagesForUid(Binder.getCallingUid()); 17453 if (uidPackages != null) { 17454 for (String uidPackage : uidPackages) { 17455 PackageSetting ps = mSettings.getPackageLPr(uidPackage); 17456 final int libIdx = ArrayUtils.indexOf(ps.usesStaticLibraries, libName); 17457 if (libIdx >= 0) { 17458 final long libVersion = ps.usesStaticLibrariesVersions[libIdx]; 17459 versionsCallerCanSee.append(libVersion, libVersion); 17460 } 17461 } 17462 } 17463 } 17464 17465 // Caller can see nothing - done 17466 if (versionsCallerCanSee != null && versionsCallerCanSee.size() <= 0) { 17467 return packageName; 17468 } 17469 17470 // Find the version the caller can see and the app version code 17471 SharedLibraryEntry highestVersion = null; 17472 final int versionCount = versionedLib.size(); 17473 for (int i = 0; i < versionCount; i++) { 17474 SharedLibraryEntry libEntry = versionedLib.valueAt(i); 17475 if (versionsCallerCanSee != null && versionsCallerCanSee.indexOfKey( 17476 libEntry.info.getLongVersion()) < 0) { 17477 continue; 17478 } 17479 final long libVersionCode = libEntry.info.getDeclaringPackage().getLongVersionCode(); 17480 if (versionCode != PackageManager.VERSION_CODE_HIGHEST) { 17481 if (libVersionCode == versionCode) { 17482 return libEntry.apk; 17483 } 17484 } else if (highestVersion == null) { 17485 highestVersion = libEntry; 17486 } else if (libVersionCode > highestVersion.info 17487 .getDeclaringPackage().getLongVersionCode()) { 17488 highestVersion = libEntry; 17489 } 17490 } 17491 17492 if (highestVersion != null) { 17493 return highestVersion.apk; 17494 } 17495 17496 return packageName; 17497 } 17498 17499 boolean isCallerVerifier(int callingUid) { 17500 final int callingUserId = UserHandle.getUserId(callingUid); 17501 return mRequiredVerifierPackage != null && 17502 callingUid == getPackageUid(mRequiredVerifierPackage, 0, callingUserId); 17503 } 17504 17505 private boolean isCallerAllowedToSilentlyUninstall(int callingUid, String pkgName) { 17506 if (callingUid == Process.SHELL_UID || callingUid == Process.ROOT_UID 17507 || UserHandle.getAppId(callingUid) == Process.SYSTEM_UID) { 17508 return true; 17509 } 17510 final int callingUserId = UserHandle.getUserId(callingUid); 17511 // If the caller installed the pkgName, then allow it to silently uninstall. 17512 if (callingUid == getPackageUid(getInstallerPackageName(pkgName), 0, callingUserId)) { 17513 return true; 17514 } 17515 17516 // Allow package verifier to silently uninstall. 17517 if (mRequiredVerifierPackage != null && 17518 callingUid == getPackageUid(mRequiredVerifierPackage, 0, callingUserId)) { 17519 return true; 17520 } 17521 17522 // Allow package uninstaller to silently uninstall. 17523 if (mRequiredUninstallerPackage != null && 17524 callingUid == getPackageUid(mRequiredUninstallerPackage, 0, callingUserId)) { 17525 return true; 17526 } 17527 17528 // Allow storage manager to silently uninstall. 17529 if (mStorageManagerPackage != null && 17530 callingUid == getPackageUid(mStorageManagerPackage, 0, callingUserId)) { 17531 return true; 17532 } 17533 17534 // Allow caller having MANAGE_PROFILE_AND_DEVICE_OWNERS permission to silently 17535 // uninstall for device owner provisioning. 17536 if (checkUidPermission(MANAGE_PROFILE_AND_DEVICE_OWNERS, callingUid) 17537 == PERMISSION_GRANTED) { 17538 return true; 17539 } 17540 17541 return false; 17542 } 17543 17544 private int[] getBlockUninstallForUsers(String packageName, int[] userIds) { 17545 int[] result = EMPTY_INT_ARRAY; 17546 for (int userId : userIds) { 17547 if (getBlockUninstallForUser(packageName, userId)) { 17548 result = ArrayUtils.appendInt(result, userId); 17549 } 17550 } 17551 return result; 17552 } 17553 17554 @Override 17555 public boolean isPackageDeviceAdminOnAnyUser(String packageName) { 17556 final int callingUid = Binder.getCallingUid(); 17557 if (getInstantAppPackageName(callingUid) != null 17558 && !isCallerSameApp(packageName, callingUid)) { 17559 return false; 17560 } 17561 return isPackageDeviceAdmin(packageName, UserHandle.USER_ALL); 17562 } 17563 17564 private boolean isPackageDeviceAdmin(String packageName, int userId) { 17565 IDevicePolicyManager dpm = IDevicePolicyManager.Stub.asInterface( 17566 ServiceManager.getService(Context.DEVICE_POLICY_SERVICE)); 17567 try { 17568 if (dpm != null) { 17569 final ComponentName deviceOwnerComponentName = dpm.getDeviceOwnerComponent( 17570 /* callingUserOnly =*/ false); 17571 final String deviceOwnerPackageName = deviceOwnerComponentName == null ? null 17572 : deviceOwnerComponentName.getPackageName(); 17573 // Does the package contains the device owner? 17574 // TODO Do we have to do it even if userId != UserHandle.USER_ALL? Otherwise, 17575 // this check is probably not needed, since DO should be registered as a device 17576 // admin on some user too. (Original bug for this: b/17657954) 17577 if (packageName.equals(deviceOwnerPackageName)) { 17578 return true; 17579 } 17580 // Does it contain a device admin for any user? 17581 int[] users; 17582 if (userId == UserHandle.USER_ALL) { 17583 users = sUserManager.getUserIds(); 17584 } else { 17585 users = new int[]{userId}; 17586 } 17587 for (int i = 0; i < users.length; ++i) { 17588 if (dpm.packageHasActiveAdmins(packageName, users[i])) { 17589 return true; 17590 } 17591 } 17592 } 17593 } catch (RemoteException e) { 17594 } 17595 return false; 17596 } 17597 17598 private boolean shouldKeepUninstalledPackageLPr(String packageName) { 17599 return mKeepUninstalledPackages != null && mKeepUninstalledPackages.contains(packageName); 17600 } 17601 17602 /** 17603 * This method is an internal method that could be get invoked either 17604 * to delete an installed package or to clean up a failed installation. 17605 * After deleting an installed package, a broadcast is sent to notify any 17606 * listeners that the package has been removed. For cleaning up a failed 17607 * installation, the broadcast is not necessary since the package's 17608 * installation wouldn't have sent the initial broadcast either 17609 * The key steps in deleting a package are 17610 * deleting the package information in internal structures like mPackages, 17611 * deleting the packages base directories through installd 17612 * updating mSettings to reflect current status 17613 * persisting settings for later use 17614 * sending a broadcast if necessary 17615 */ 17616 int deletePackageX(String packageName, long versionCode, int userId, int deleteFlags) { 17617 final PackageRemovedInfo info = new PackageRemovedInfo(this); 17618 final boolean res; 17619 17620 final int removeUser = (deleteFlags & PackageManager.DELETE_ALL_USERS) != 0 17621 ? UserHandle.USER_ALL : userId; 17622 17623 if (isPackageDeviceAdmin(packageName, removeUser)) { 17624 Slog.w(TAG, "Not removing package " + packageName + ": has active device admin"); 17625 return PackageManager.DELETE_FAILED_DEVICE_POLICY_MANAGER; 17626 } 17627 17628 PackageSetting uninstalledPs = null; 17629 PackageParser.Package pkg = null; 17630 17631 // for the uninstall-updates case and restricted profiles, remember the per- 17632 // user handle installed state 17633 int[] allUsers; 17634 synchronized (mPackages) { 17635 uninstalledPs = mSettings.mPackages.get(packageName); 17636 if (uninstalledPs == null) { 17637 Slog.w(TAG, "Not removing non-existent package " + packageName); 17638 return PackageManager.DELETE_FAILED_INTERNAL_ERROR; 17639 } 17640 17641 if (versionCode != PackageManager.VERSION_CODE_HIGHEST 17642 && uninstalledPs.versionCode != versionCode) { 17643 Slog.w(TAG, "Not removing package " + packageName + " with versionCode " 17644 + uninstalledPs.versionCode + " != " + versionCode); 17645 return PackageManager.DELETE_FAILED_INTERNAL_ERROR; 17646 } 17647 17648 // Static shared libs can be declared by any package, so let us not 17649 // allow removing a package if it provides a lib others depend on. 17650 pkg = mPackages.get(packageName); 17651 17652 allUsers = sUserManager.getUserIds(); 17653 17654 if (pkg != null && pkg.staticSharedLibName != null) { 17655 SharedLibraryEntry libEntry = getSharedLibraryEntryLPr(pkg.staticSharedLibName, 17656 pkg.staticSharedLibVersion); 17657 if (libEntry != null) { 17658 for (int currUserId : allUsers) { 17659 if (removeUser != UserHandle.USER_ALL && removeUser != currUserId) { 17660 continue; 17661 } 17662 List<VersionedPackage> libClientPackages = getPackagesUsingSharedLibraryLPr( 17663 libEntry.info, 0, currUserId); 17664 if (!ArrayUtils.isEmpty(libClientPackages)) { 17665 Slog.w(TAG, "Not removing package " + pkg.manifestPackageName 17666 + " hosting lib " + libEntry.info.getName() + " version " 17667 + libEntry.info.getLongVersion() + " used by " + libClientPackages 17668 + " for user " + currUserId); 17669 return PackageManager.DELETE_FAILED_USED_SHARED_LIBRARY; 17670 } 17671 } 17672 } 17673 } 17674 17675 info.origUsers = uninstalledPs.queryInstalledUsers(allUsers, true); 17676 } 17677 17678 final int freezeUser; 17679 if (isUpdatedSystemApp(uninstalledPs) 17680 && ((deleteFlags & PackageManager.DELETE_SYSTEM_APP) == 0)) { 17681 // We're downgrading a system app, which will apply to all users, so 17682 // freeze them all during the downgrade 17683 freezeUser = UserHandle.USER_ALL; 17684 } else { 17685 freezeUser = removeUser; 17686 } 17687 17688 synchronized (mInstallLock) { 17689 if (DEBUG_REMOVE) Slog.d(TAG, "deletePackageX: pkg=" + packageName + " user=" + userId); 17690 try (PackageFreezer freezer = freezePackageForDelete(packageName, freezeUser, 17691 deleteFlags, "deletePackageX")) { 17692 res = deletePackageLIF(packageName, UserHandle.of(removeUser), true, allUsers, 17693 deleteFlags | PackageManager.DELETE_CHATTY, info, true, null); 17694 } 17695 synchronized (mPackages) { 17696 if (res) { 17697 if (pkg != null) { 17698 mInstantAppRegistry.onPackageUninstalledLPw(pkg, info.removedUsers); 17699 } 17700 updateSequenceNumberLP(uninstalledPs, info.removedUsers); 17701 updateInstantAppInstallerLocked(packageName); 17702 } 17703 } 17704 } 17705 17706 if (res) { 17707 final boolean killApp = (deleteFlags & PackageManager.DELETE_DONT_KILL_APP) == 0; 17708 info.sendPackageRemovedBroadcasts(killApp); 17709 info.sendSystemPackageUpdatedBroadcasts(); 17710 info.sendSystemPackageAppearedBroadcasts(); 17711 } 17712 // Force a gc here. 17713 Runtime.getRuntime().gc(); 17714 // Delete the resources here after sending the broadcast to let 17715 // other processes clean up before deleting resources. 17716 if (info.args != null) { 17717 synchronized (mInstallLock) { 17718 info.args.doPostDeleteLI(true); 17719 } 17720 } 17721 17722 return res ? PackageManager.DELETE_SUCCEEDED : PackageManager.DELETE_FAILED_INTERNAL_ERROR; 17723 } 17724 17725 static class PackageRemovedInfo { 17726 final PackageSender packageSender; 17727 String removedPackage; 17728 String installerPackageName; 17729 int uid = -1; 17730 int removedAppId = -1; 17731 int[] origUsers; 17732 int[] removedUsers = null; 17733 int[] broadcastUsers = null; 17734 int[] instantUserIds = null; 17735 SparseArray<Integer> installReasons; 17736 boolean isRemovedPackageSystemUpdate = false; 17737 boolean isUpdate; 17738 boolean dataRemoved; 17739 boolean removedForAllUsers; 17740 boolean isStaticSharedLib; 17741 // Clean up resources deleted packages. 17742 InstallArgs args = null; 17743 ArrayMap<String, PackageRemovedInfo> removedChildPackages; 17744 ArrayMap<String, PackageInstalledInfo> appearedChildPackages; 17745 17746 PackageRemovedInfo(PackageSender packageSender) { 17747 this.packageSender = packageSender; 17748 } 17749 17750 void sendPackageRemovedBroadcasts(boolean killApp) { 17751 sendPackageRemovedBroadcastInternal(killApp); 17752 final int childCount = removedChildPackages != null ? removedChildPackages.size() : 0; 17753 for (int i = 0; i < childCount; i++) { 17754 PackageRemovedInfo childInfo = removedChildPackages.valueAt(i); 17755 childInfo.sendPackageRemovedBroadcastInternal(killApp); 17756 } 17757 } 17758 17759 void sendSystemPackageUpdatedBroadcasts() { 17760 if (isRemovedPackageSystemUpdate) { 17761 sendSystemPackageUpdatedBroadcastsInternal(); 17762 final int childCount = (removedChildPackages != null) 17763 ? removedChildPackages.size() : 0; 17764 for (int i = 0; i < childCount; i++) { 17765 PackageRemovedInfo childInfo = removedChildPackages.valueAt(i); 17766 if (childInfo.isRemovedPackageSystemUpdate) { 17767 childInfo.sendSystemPackageUpdatedBroadcastsInternal(); 17768 } 17769 } 17770 } 17771 } 17772 17773 void sendSystemPackageAppearedBroadcasts() { 17774 final int packageCount = (appearedChildPackages != null) 17775 ? appearedChildPackages.size() : 0; 17776 for (int i = 0; i < packageCount; i++) { 17777 PackageInstalledInfo installedInfo = appearedChildPackages.valueAt(i); 17778 packageSender.sendPackageAddedForNewUsers(installedInfo.name, 17779 true /*sendBootCompleted*/, false /*startReceiver*/, 17780 UserHandle.getAppId(installedInfo.uid), installedInfo.newUsers, null); 17781 } 17782 } 17783 17784 private void sendSystemPackageUpdatedBroadcastsInternal() { 17785 Bundle extras = new Bundle(2); 17786 extras.putInt(Intent.EXTRA_UID, removedAppId >= 0 ? removedAppId : uid); 17787 extras.putBoolean(Intent.EXTRA_REPLACING, true); 17788 packageSender.sendPackageBroadcast(Intent.ACTION_PACKAGE_ADDED, 17789 removedPackage, extras, 0, null /*targetPackage*/, null, null, null); 17790 packageSender.sendPackageBroadcast(Intent.ACTION_PACKAGE_REPLACED, 17791 removedPackage, extras, 0, null /*targetPackage*/, null, null, null); 17792 packageSender.sendPackageBroadcast(Intent.ACTION_MY_PACKAGE_REPLACED, 17793 null, null, 0, removedPackage, null, null, null); 17794 if (installerPackageName != null) { 17795 packageSender.sendPackageBroadcast(Intent.ACTION_PACKAGE_ADDED, 17796 removedPackage, extras, 0 /*flags*/, 17797 installerPackageName, null, null, null); 17798 packageSender.sendPackageBroadcast(Intent.ACTION_PACKAGE_REPLACED, 17799 removedPackage, extras, 0 /*flags*/, 17800 installerPackageName, null, null, null); 17801 } 17802 } 17803 17804 private void sendPackageRemovedBroadcastInternal(boolean killApp) { 17805 // Don't send static shared library removal broadcasts as these 17806 // libs are visible only the the apps that depend on them an one 17807 // cannot remove the library if it has a dependency. 17808 if (isStaticSharedLib) { 17809 return; 17810 } 17811 Bundle extras = new Bundle(2); 17812 extras.putInt(Intent.EXTRA_UID, removedAppId >= 0 ? removedAppId : uid); 17813 extras.putBoolean(Intent.EXTRA_DATA_REMOVED, dataRemoved); 17814 extras.putBoolean(Intent.EXTRA_DONT_KILL_APP, !killApp); 17815 if (isUpdate || isRemovedPackageSystemUpdate) { 17816 extras.putBoolean(Intent.EXTRA_REPLACING, true); 17817 } 17818 extras.putBoolean(Intent.EXTRA_REMOVED_FOR_ALL_USERS, removedForAllUsers); 17819 if (removedPackage != null) { 17820 packageSender.sendPackageBroadcast(Intent.ACTION_PACKAGE_REMOVED, 17821 removedPackage, extras, 0, null /*targetPackage*/, null, 17822 broadcastUsers, instantUserIds); 17823 if (installerPackageName != null) { 17824 packageSender.sendPackageBroadcast(Intent.ACTION_PACKAGE_REMOVED, 17825 removedPackage, extras, 0 /*flags*/, 17826 installerPackageName, null, broadcastUsers, instantUserIds); 17827 } 17828 if (dataRemoved && !isRemovedPackageSystemUpdate) { 17829 packageSender.sendPackageBroadcast(Intent.ACTION_PACKAGE_FULLY_REMOVED, 17830 removedPackage, extras, 17831 Intent.FLAG_RECEIVER_INCLUDE_BACKGROUND, 17832 null, null, broadcastUsers, instantUserIds); 17833 packageSender.notifyPackageRemoved(removedPackage); 17834 } 17835 } 17836 if (removedAppId >= 0) { 17837 packageSender.sendPackageBroadcast(Intent.ACTION_UID_REMOVED, 17838 null, extras, Intent.FLAG_RECEIVER_INCLUDE_BACKGROUND, 17839 null, null, broadcastUsers, instantUserIds); 17840 } 17841 } 17842 17843 void populateUsers(int[] userIds, PackageSetting deletedPackageSetting) { 17844 removedUsers = userIds; 17845 if (removedUsers == null) { 17846 broadcastUsers = null; 17847 return; 17848 } 17849 17850 broadcastUsers = EMPTY_INT_ARRAY; 17851 instantUserIds = EMPTY_INT_ARRAY; 17852 for (int i = userIds.length - 1; i >= 0; --i) { 17853 final int userId = userIds[i]; 17854 if (deletedPackageSetting.getInstantApp(userId)) { 17855 instantUserIds = ArrayUtils.appendInt(instantUserIds, userId); 17856 } else { 17857 broadcastUsers = ArrayUtils.appendInt(broadcastUsers, userId); 17858 } 17859 } 17860 } 17861 } 17862 17863 /* 17864 * This method deletes the package from internal data structures. If the DONT_DELETE_DATA 17865 * flag is not set, the data directory is removed as well. 17866 * make sure this flag is set for partially installed apps. If not its meaningless to 17867 * delete a partially installed application. 17868 */ 17869 private void removePackageDataLIF(PackageSetting ps, int[] allUserHandles, 17870 PackageRemovedInfo outInfo, int flags, boolean writeSettings) { 17871 String packageName = ps.name; 17872 if (DEBUG_REMOVE) Slog.d(TAG, "removePackageDataLI: " + ps); 17873 // Retrieve object to delete permissions for shared user later on 17874 final PackageParser.Package deletedPkg; 17875 final PackageSetting deletedPs; 17876 // reader 17877 synchronized (mPackages) { 17878 deletedPkg = mPackages.get(packageName); 17879 deletedPs = mSettings.mPackages.get(packageName); 17880 if (outInfo != null) { 17881 outInfo.removedPackage = packageName; 17882 outInfo.installerPackageName = ps.installerPackageName; 17883 outInfo.isStaticSharedLib = deletedPkg != null 17884 && deletedPkg.staticSharedLibName != null; 17885 outInfo.populateUsers(deletedPs == null ? null 17886 : deletedPs.queryInstalledUsers(sUserManager.getUserIds(), true), deletedPs); 17887 } 17888 } 17889 17890 removePackageLI(ps, (flags & PackageManager.DELETE_CHATTY) != 0); 17891 17892 if ((flags & PackageManager.DELETE_KEEP_DATA) == 0) { 17893 final PackageParser.Package resolvedPkg; 17894 if (deletedPkg != null) { 17895 resolvedPkg = deletedPkg; 17896 } else { 17897 // We don't have a parsed package when it lives on an ejected 17898 // adopted storage device, so fake something together 17899 resolvedPkg = new PackageParser.Package(ps.name); 17900 resolvedPkg.setVolumeUuid(ps.volumeUuid); 17901 } 17902 destroyAppDataLIF(resolvedPkg, UserHandle.USER_ALL, 17903 StorageManager.FLAG_STORAGE_DE | StorageManager.FLAG_STORAGE_CE); 17904 destroyAppProfilesLIF(resolvedPkg, UserHandle.USER_ALL); 17905 if (outInfo != null) { 17906 outInfo.dataRemoved = true; 17907 } 17908 schedulePackageCleaning(packageName, UserHandle.USER_ALL, true); 17909 } 17910 17911 int removedAppId = -1; 17912 17913 // writer 17914 synchronized (mPackages) { 17915 boolean installedStateChanged = false; 17916 if (deletedPs != null) { 17917 if ((flags&PackageManager.DELETE_KEEP_DATA) == 0) { 17918 clearIntentFilterVerificationsLPw(deletedPs.name, UserHandle.USER_ALL); 17919 clearDefaultBrowserIfNeeded(packageName); 17920 mSettings.mKeySetManagerService.removeAppKeySetDataLPw(packageName); 17921 removedAppId = mSettings.removePackageLPw(packageName); 17922 if (outInfo != null) { 17923 outInfo.removedAppId = removedAppId; 17924 } 17925 mPermissionManager.updatePermissions( 17926 deletedPs.name, null, false, mPackages.values(), mPermissionCallback); 17927 if (deletedPs.sharedUser != null) { 17928 // Remove permissions associated with package. Since runtime 17929 // permissions are per user we have to kill the removed package 17930 // or packages running under the shared user of the removed 17931 // package if revoking the permissions requested only by the removed 17932 // package is successful and this causes a change in gids. 17933 for (int userId : UserManagerService.getInstance().getUserIds()) { 17934 final int userIdToKill = mSettings.updateSharedUserPermsLPw(deletedPs, 17935 userId); 17936 if (userIdToKill == UserHandle.USER_ALL 17937 || userIdToKill >= UserHandle.USER_SYSTEM) { 17938 // If gids changed for this user, kill all affected packages. 17939 mHandler.post(new Runnable() { 17940 @Override 17941 public void run() { 17942 // This has to happen with no lock held. 17943 killApplication(deletedPs.name, deletedPs.appId, 17944 KILL_APP_REASON_GIDS_CHANGED); 17945 } 17946 }); 17947 break; 17948 } 17949 } 17950 } 17951 clearPackagePreferredActivitiesLPw(deletedPs.name, UserHandle.USER_ALL); 17952 } 17953 // make sure to preserve per-user disabled state if this removal was just 17954 // a downgrade of a system app to the factory package 17955 if (allUserHandles != null && outInfo != null && outInfo.origUsers != null) { 17956 if (DEBUG_REMOVE) { 17957 Slog.d(TAG, "Propagating install state across downgrade"); 17958 } 17959 for (int userId : allUserHandles) { 17960 final boolean installed = ArrayUtils.contains(outInfo.origUsers, userId); 17961 if (DEBUG_REMOVE) { 17962 Slog.d(TAG, " user " + userId + " => " + installed); 17963 } 17964 if (installed != ps.getInstalled(userId)) { 17965 installedStateChanged = true; 17966 } 17967 ps.setInstalled(installed, userId); 17968 } 17969 } 17970 } 17971 // can downgrade to reader 17972 if (writeSettings) { 17973 // Save settings now 17974 mSettings.writeLPr(); 17975 } 17976 if (installedStateChanged) { 17977 mSettings.writeKernelMappingLPr(ps); 17978 } 17979 } 17980 if (removedAppId != -1) { 17981 // A user ID was deleted here. Go through all users and remove it 17982 // from KeyStore. 17983 removeKeystoreDataIfNeeded(UserHandle.USER_ALL, removedAppId); 17984 } 17985 } 17986 17987 static boolean locationIsPrivileged(String path) { 17988 try { 17989 final File privilegedAppDir = new File(Environment.getRootDirectory(), "priv-app"); 17990 final File privilegedVendorAppDir = new File(Environment.getVendorDirectory(), "priv-app"); 17991 return path.startsWith(privilegedAppDir.getCanonicalPath()) 17992 || path.startsWith(privilegedVendorAppDir.getCanonicalPath()); 17993 } catch (IOException e) { 17994 Slog.e(TAG, "Unable to access code path " + path); 17995 } 17996 return false; 17997 } 17998 17999 static boolean locationIsOem(String path) { 18000 try { 18001 return path.startsWith(Environment.getOemDirectory().getCanonicalPath()); 18002 } catch (IOException e) { 18003 Slog.e(TAG, "Unable to access code path " + path); 18004 } 18005 return false; 18006 } 18007 18008 static boolean locationIsVendor(String path) { 18009 try { 18010 return path.startsWith(Environment.getVendorDirectory().getCanonicalPath()); 18011 } catch (IOException e) { 18012 Slog.e(TAG, "Unable to access code path " + path); 18013 } 18014 return false; 18015 } 18016 18017 /* 18018 * Tries to delete system package. 18019 */ 18020 private boolean deleteSystemPackageLIF(PackageParser.Package deletedPkg, 18021 PackageSetting deletedPs, int[] allUserHandles, int flags, PackageRemovedInfo outInfo, 18022 boolean writeSettings) { 18023 if (deletedPs.parentPackageName != null) { 18024 Slog.w(TAG, "Attempt to delete child system package " + deletedPkg.packageName); 18025 return false; 18026 } 18027 18028 final boolean applyUserRestrictions 18029 = (allUserHandles != null) && (outInfo.origUsers != null); 18030 final PackageSetting disabledPs; 18031 // Confirm if the system package has been updated 18032 // An updated system app can be deleted. This will also have to restore 18033 // the system pkg from system partition 18034 // reader 18035 synchronized (mPackages) { 18036 disabledPs = mSettings.getDisabledSystemPkgLPr(deletedPs.name); 18037 } 18038 18039 if (DEBUG_REMOVE) Slog.d(TAG, "deleteSystemPackageLI: newPs=" + deletedPkg.packageName 18040 + " disabledPs=" + disabledPs); 18041 18042 if (disabledPs == null) { 18043 Slog.w(TAG, "Attempt to delete unknown system package "+ deletedPkg.packageName); 18044 return false; 18045 } else if (DEBUG_REMOVE) { 18046 Slog.d(TAG, "Deleting system pkg from data partition"); 18047 } 18048 18049 if (DEBUG_REMOVE) { 18050 if (applyUserRestrictions) { 18051 Slog.d(TAG, "Remembering install states:"); 18052 for (int userId : allUserHandles) { 18053 final boolean finstalled = ArrayUtils.contains(outInfo.origUsers, userId); 18054 Slog.d(TAG, " u=" + userId + " inst=" + finstalled); 18055 } 18056 } 18057 } 18058 18059 // Delete the updated package 18060 outInfo.isRemovedPackageSystemUpdate = true; 18061 if (outInfo.removedChildPackages != null) { 18062 final int childCount = (deletedPs.childPackageNames != null) 18063 ? deletedPs.childPackageNames.size() : 0; 18064 for (int i = 0; i < childCount; i++) { 18065 String childPackageName = deletedPs.childPackageNames.get(i); 18066 if (disabledPs.childPackageNames != null && disabledPs.childPackageNames 18067 .contains(childPackageName)) { 18068 PackageRemovedInfo childInfo = outInfo.removedChildPackages.get( 18069 childPackageName); 18070 if (childInfo != null) { 18071 childInfo.isRemovedPackageSystemUpdate = true; 18072 } 18073 } 18074 } 18075 } 18076 18077 if (disabledPs.versionCode < deletedPs.versionCode) { 18078 // Delete data for downgrades 18079 flags &= ~PackageManager.DELETE_KEEP_DATA; 18080 } else { 18081 // Preserve data by setting flag 18082 flags |= PackageManager.DELETE_KEEP_DATA; 18083 } 18084 18085 boolean ret = deleteInstalledPackageLIF(deletedPs, true, flags, allUserHandles, 18086 outInfo, writeSettings, disabledPs.pkg); 18087 if (!ret) { 18088 return false; 18089 } 18090 18091 // writer 18092 synchronized (mPackages) { 18093 // NOTE: The system package always needs to be enabled; even if it's for 18094 // a compressed stub. If we don't, installing the system package fails 18095 // during scan [scanning checks the disabled packages]. We will reverse 18096 // this later, after we've "installed" the stub. 18097 // Reinstate the old system package 18098 enableSystemPackageLPw(disabledPs.pkg); 18099 // Remove any native libraries from the upgraded package. 18100 removeNativeBinariesLI(deletedPs); 18101 } 18102 18103 // Install the system package 18104 if (DEBUG_REMOVE) Slog.d(TAG, "Re-installing system package: " + disabledPs); 18105 try { 18106 installPackageFromSystemLIF(disabledPs.codePathString, false, allUserHandles, 18107 outInfo.origUsers, deletedPs.getPermissionsState(), writeSettings); 18108 } catch (PackageManagerException e) { 18109 Slog.w(TAG, "Failed to restore system package:" + deletedPkg.packageName + ": " 18110 + e.getMessage()); 18111 return false; 18112 } finally { 18113 if (disabledPs.pkg.isStub) { 18114 mSettings.disableSystemPackageLPw(disabledPs.name, true /*replaced*/); 18115 } 18116 } 18117 return true; 18118 } 18119 18120 /** 18121 * Installs a package that's already on the system partition. 18122 */ 18123 private PackageParser.Package installPackageFromSystemLIF(@NonNull String codePathString, 18124 boolean isPrivileged, @Nullable int[] allUserHandles, @Nullable int[] origUserHandles, 18125 @Nullable PermissionsState origPermissionState, boolean writeSettings) 18126 throws PackageManagerException { 18127 @ParseFlags int parseFlags = 18128 mDefParseFlags 18129 | PackageParser.PARSE_MUST_BE_APK 18130 | PackageParser.PARSE_IS_SYSTEM_DIR; 18131 @ScanFlags int scanFlags = SCAN_AS_SYSTEM; 18132 if (isPrivileged || locationIsPrivileged(codePathString)) { 18133 scanFlags |= SCAN_AS_PRIVILEGED; 18134 } 18135 if (locationIsOem(codePathString)) { 18136 scanFlags |= SCAN_AS_OEM; 18137 } 18138 if (locationIsVendor(codePathString)) { 18139 scanFlags |= SCAN_AS_VENDOR; 18140 } 18141 18142 final File codePath = new File(codePathString); 18143 final PackageParser.Package pkg = 18144 scanPackageTracedLI(codePath, parseFlags, scanFlags, 0 /*currentTime*/, null); 18145 18146 try { 18147 // update shared libraries for the newly re-installed system package 18148 updateSharedLibrariesLPr(pkg, null); 18149 } catch (PackageManagerException e) { 18150 Slog.e(TAG, "updateAllSharedLibrariesLPw failed: " + e.getMessage()); 18151 } 18152 18153 prepareAppDataAfterInstallLIF(pkg); 18154 18155 // writer 18156 synchronized (mPackages) { 18157 PackageSetting ps = mSettings.mPackages.get(pkg.packageName); 18158 18159 // Propagate the permissions state as we do not want to drop on the floor 18160 // runtime permissions. The update permissions method below will take 18161 // care of removing obsolete permissions and grant install permissions. 18162 if (origPermissionState != null) { 18163 ps.getPermissionsState().copyFrom(origPermissionState); 18164 } 18165 mPermissionManager.updatePermissions(pkg.packageName, pkg, true, mPackages.values(), 18166 mPermissionCallback); 18167 18168 final boolean applyUserRestrictions 18169 = (allUserHandles != null) && (origUserHandles != null); 18170 if (applyUserRestrictions) { 18171 boolean installedStateChanged = false; 18172 if (DEBUG_REMOVE) { 18173 Slog.d(TAG, "Propagating install state across reinstall"); 18174 } 18175 for (int userId : allUserHandles) { 18176 final boolean installed = ArrayUtils.contains(origUserHandles, userId); 18177 if (DEBUG_REMOVE) { 18178 Slog.d(TAG, " user " + userId + " => " + installed); 18179 } 18180 if (installed != ps.getInstalled(userId)) { 18181 installedStateChanged = true; 18182 } 18183 ps.setInstalled(installed, userId); 18184 18185 mSettings.writeRuntimePermissionsForUserLPr(userId, false); 18186 } 18187 // Regardless of writeSettings we need to ensure that this restriction 18188 // state propagation is persisted 18189 mSettings.writeAllUsersPackageRestrictionsLPr(); 18190 if (installedStateChanged) { 18191 mSettings.writeKernelMappingLPr(ps); 18192 } 18193 } 18194 // can downgrade to reader here 18195 if (writeSettings) { 18196 mSettings.writeLPr(); 18197 } 18198 } 18199 return pkg; 18200 } 18201 18202 private boolean deleteInstalledPackageLIF(PackageSetting ps, 18203 boolean deleteCodeAndResources, int flags, int[] allUserHandles, 18204 PackageRemovedInfo outInfo, boolean writeSettings, 18205 PackageParser.Package replacingPackage) { 18206 synchronized (mPackages) { 18207 if (outInfo != null) { 18208 outInfo.uid = ps.appId; 18209 } 18210 18211 if (outInfo != null && outInfo.removedChildPackages != null) { 18212 final int childCount = (ps.childPackageNames != null) 18213 ? ps.childPackageNames.size() : 0; 18214 for (int i = 0; i < childCount; i++) { 18215 String childPackageName = ps.childPackageNames.get(i); 18216 PackageSetting childPs = mSettings.mPackages.get(childPackageName); 18217 if (childPs == null) { 18218 return false; 18219 } 18220 PackageRemovedInfo childInfo = outInfo.removedChildPackages.get( 18221 childPackageName); 18222 if (childInfo != null) { 18223 childInfo.uid = childPs.appId; 18224 } 18225 } 18226 } 18227 } 18228 18229 // Delete package data from internal structures and also remove data if flag is set 18230 removePackageDataLIF(ps, allUserHandles, outInfo, flags, writeSettings); 18231 18232 // Delete the child packages data 18233 final int childCount = (ps.childPackageNames != null) ? ps.childPackageNames.size() : 0; 18234 for (int i = 0; i < childCount; i++) { 18235 PackageSetting childPs; 18236 synchronized (mPackages) { 18237 childPs = mSettings.getPackageLPr(ps.childPackageNames.get(i)); 18238 } 18239 if (childPs != null) { 18240 PackageRemovedInfo childOutInfo = (outInfo != null 18241 && outInfo.removedChildPackages != null) 18242 ? outInfo.removedChildPackages.get(childPs.name) : null; 18243 final int deleteFlags = (flags & DELETE_KEEP_DATA) != 0 18244 && (replacingPackage != null 18245 && !replacingPackage.hasChildPackage(childPs.name)) 18246 ? flags & ~DELETE_KEEP_DATA : flags; 18247 removePackageDataLIF(childPs, allUserHandles, childOutInfo, 18248 deleteFlags, writeSettings); 18249 } 18250 } 18251 18252 // Delete application code and resources only for parent packages 18253 if (ps.parentPackageName == null) { 18254 if (deleteCodeAndResources && (outInfo != null)) { 18255 outInfo.args = createInstallArgsForExisting(packageFlagsToInstallFlags(ps), 18256 ps.codePathString, ps.resourcePathString, getAppDexInstructionSets(ps)); 18257 if (DEBUG_SD_INSTALL) Slog.i(TAG, "args=" + outInfo.args); 18258 } 18259 } 18260 18261 return true; 18262 } 18263 18264 @Override 18265 public boolean setBlockUninstallForUser(String packageName, boolean blockUninstall, 18266 int userId) { 18267 mContext.enforceCallingOrSelfPermission( 18268 android.Manifest.permission.DELETE_PACKAGES, null); 18269 synchronized (mPackages) { 18270 // Cannot block uninstall of static shared libs as they are 18271 // considered a part of the using app (emulating static linking). 18272 // Also static libs are installed always on internal storage. 18273 PackageParser.Package pkg = mPackages.get(packageName); 18274 if (pkg != null && pkg.staticSharedLibName != null) { 18275 Slog.w(TAG, "Cannot block uninstall of package: " + packageName 18276 + " providing static shared library: " + pkg.staticSharedLibName); 18277 return false; 18278 } 18279 mSettings.setBlockUninstallLPw(userId, packageName, blockUninstall); 18280 mSettings.writePackageRestrictionsLPr(userId); 18281 } 18282 return true; 18283 } 18284 18285 @Override 18286 public boolean getBlockUninstallForUser(String packageName, int userId) { 18287 synchronized (mPackages) { 18288 final PackageSetting ps = mSettings.mPackages.get(packageName); 18289 if (ps == null || filterAppAccessLPr(ps, Binder.getCallingUid(), userId)) { 18290 return false; 18291 } 18292 return mSettings.getBlockUninstallLPr(userId, packageName); 18293 } 18294 } 18295 18296 @Override 18297 public boolean setRequiredForSystemUser(String packageName, boolean systemUserApp) { 18298 enforceSystemOrRoot("setRequiredForSystemUser can only be run by the system or root"); 18299 synchronized (mPackages) { 18300 PackageSetting ps = mSettings.mPackages.get(packageName); 18301 if (ps == null) { 18302 Log.w(TAG, "Package doesn't exist: " + packageName); 18303 return false; 18304 } 18305 if (systemUserApp) { 18306 ps.pkgPrivateFlags |= ApplicationInfo.PRIVATE_FLAG_REQUIRED_FOR_SYSTEM_USER; 18307 } else { 18308 ps.pkgPrivateFlags &= ~ApplicationInfo.PRIVATE_FLAG_REQUIRED_FOR_SYSTEM_USER; 18309 } 18310 mSettings.writeLPr(); 18311 } 18312 return true; 18313 } 18314 18315 /* 18316 * This method handles package deletion in general 18317 */ 18318 private boolean deletePackageLIF(String packageName, UserHandle user, 18319 boolean deleteCodeAndResources, int[] allUserHandles, int flags, 18320 PackageRemovedInfo outInfo, boolean writeSettings, 18321 PackageParser.Package replacingPackage) { 18322 if (packageName == null) { 18323 Slog.w(TAG, "Attempt to delete null packageName."); 18324 return false; 18325 } 18326 18327 if (DEBUG_REMOVE) Slog.d(TAG, "deletePackageLI: " + packageName + " user " + user); 18328 18329 PackageSetting ps; 18330 synchronized (mPackages) { 18331 ps = mSettings.mPackages.get(packageName); 18332 if (ps == null) { 18333 Slog.w(TAG, "Package named '" + packageName + "' doesn't exist."); 18334 return false; 18335 } 18336 18337 if (ps.parentPackageName != null && (!isSystemApp(ps) 18338 || (flags & PackageManager.DELETE_SYSTEM_APP) != 0)) { 18339 if (DEBUG_REMOVE) { 18340 Slog.d(TAG, "Uninstalled child package:" + packageName + " for user:" 18341 + ((user == null) ? UserHandle.USER_ALL : user)); 18342 } 18343 final int removedUserId = (user != null) ? user.getIdentifier() 18344 : UserHandle.USER_ALL; 18345 if (!clearPackageStateForUserLIF(ps, removedUserId, outInfo)) { 18346 return false; 18347 } 18348 markPackageUninstalledForUserLPw(ps, user); 18349 scheduleWritePackageRestrictionsLocked(user); 18350 return true; 18351 } 18352 } 18353 18354 if (((!isSystemApp(ps) || (flags&PackageManager.DELETE_SYSTEM_APP) != 0) && user != null 18355 && user.getIdentifier() != UserHandle.USER_ALL)) { 18356 // The caller is asking that the package only be deleted for a single 18357 // user. To do this, we just mark its uninstalled state and delete 18358 // its data. If this is a system app, we only allow this to happen if 18359 // they have set the special DELETE_SYSTEM_APP which requests different 18360 // semantics than normal for uninstalling system apps. 18361 markPackageUninstalledForUserLPw(ps, user); 18362 18363 if (!isSystemApp(ps)) { 18364 // Do not uninstall the APK if an app should be cached 18365 boolean keepUninstalledPackage = shouldKeepUninstalledPackageLPr(packageName); 18366 if (ps.isAnyInstalled(sUserManager.getUserIds()) || keepUninstalledPackage) { 18367 // Other user still have this package installed, so all 18368 // we need to do is clear this user's data and save that 18369 // it is uninstalled. 18370 if (DEBUG_REMOVE) Slog.d(TAG, "Still installed by other users"); 18371 if (!clearPackageStateForUserLIF(ps, user.getIdentifier(), outInfo)) { 18372 return false; 18373 } 18374 scheduleWritePackageRestrictionsLocked(user); 18375 return true; 18376 } else { 18377 // We need to set it back to 'installed' so the uninstall 18378 // broadcasts will be sent correctly. 18379 if (DEBUG_REMOVE) Slog.d(TAG, "Not installed by other users, full delete"); 18380 ps.setInstalled(true, user.getIdentifier()); 18381 mSettings.writeKernelMappingLPr(ps); 18382 } 18383 } else { 18384 // This is a system app, so we assume that the 18385 // other users still have this package installed, so all 18386 // we need to do is clear this user's data and save that 18387 // it is uninstalled. 18388 if (DEBUG_REMOVE) Slog.d(TAG, "Deleting system app"); 18389 if (!clearPackageStateForUserLIF(ps, user.getIdentifier(), outInfo)) { 18390 return false; 18391 } 18392 scheduleWritePackageRestrictionsLocked(user); 18393 return true; 18394 } 18395 } 18396 18397 // If we are deleting a composite package for all users, keep track 18398 // of result for each child. 18399 if (ps.childPackageNames != null && outInfo != null) { 18400 synchronized (mPackages) { 18401 final int childCount = ps.childPackageNames.size(); 18402 outInfo.removedChildPackages = new ArrayMap<>(childCount); 18403 for (int i = 0; i < childCount; i++) { 18404 String childPackageName = ps.childPackageNames.get(i); 18405 PackageRemovedInfo childInfo = new PackageRemovedInfo(this); 18406 childInfo.removedPackage = childPackageName; 18407 childInfo.installerPackageName = ps.installerPackageName; 18408 outInfo.removedChildPackages.put(childPackageName, childInfo); 18409 PackageSetting childPs = mSettings.getPackageLPr(childPackageName); 18410 if (childPs != null) { 18411 childInfo.origUsers = childPs.queryInstalledUsers(allUserHandles, true); 18412 } 18413 } 18414 } 18415 } 18416 18417 boolean ret = false; 18418 if (isSystemApp(ps)) { 18419 if (DEBUG_REMOVE) Slog.d(TAG, "Removing system package: " + ps.name); 18420 // When an updated system application is deleted we delete the existing resources 18421 // as well and fall back to existing code in system partition 18422 ret = deleteSystemPackageLIF(ps.pkg, ps, allUserHandles, flags, outInfo, writeSettings); 18423 } else { 18424 if (DEBUG_REMOVE) Slog.d(TAG, "Removing non-system package: " + ps.name); 18425 ret = deleteInstalledPackageLIF(ps, deleteCodeAndResources, flags, allUserHandles, 18426 outInfo, writeSettings, replacingPackage); 18427 } 18428 18429 // Take a note whether we deleted the package for all users 18430 if (outInfo != null) { 18431 outInfo.removedForAllUsers = mPackages.get(ps.name) == null; 18432 if (outInfo.removedChildPackages != null) { 18433 synchronized (mPackages) { 18434 final int childCount = outInfo.removedChildPackages.size(); 18435 for (int i = 0; i < childCount; i++) { 18436 PackageRemovedInfo childInfo = outInfo.removedChildPackages.valueAt(i); 18437 if (childInfo != null) { 18438 childInfo.removedForAllUsers = mPackages.get( 18439 childInfo.removedPackage) == null; 18440 } 18441 } 18442 } 18443 } 18444 // If we uninstalled an update to a system app there may be some 18445 // child packages that appeared as they are declared in the system 18446 // app but were not declared in the update. 18447 if (isSystemApp(ps)) { 18448 synchronized (mPackages) { 18449 PackageSetting updatedPs = mSettings.getPackageLPr(ps.name); 18450 final int childCount = (updatedPs.childPackageNames != null) 18451 ? updatedPs.childPackageNames.size() : 0; 18452 for (int i = 0; i < childCount; i++) { 18453 String childPackageName = updatedPs.childPackageNames.get(i); 18454 if (outInfo.removedChildPackages == null 18455 || outInfo.removedChildPackages.indexOfKey(childPackageName) < 0) { 18456 PackageSetting childPs = mSettings.getPackageLPr(childPackageName); 18457 if (childPs == null) { 18458 continue; 18459 } 18460 PackageInstalledInfo installRes = new PackageInstalledInfo(); 18461 installRes.name = childPackageName; 18462 installRes.newUsers = childPs.queryInstalledUsers(allUserHandles, true); 18463 installRes.pkg = mPackages.get(childPackageName); 18464 installRes.uid = childPs.pkg.applicationInfo.uid; 18465 if (outInfo.appearedChildPackages == null) { 18466 outInfo.appearedChildPackages = new ArrayMap<>(); 18467 } 18468 outInfo.appearedChildPackages.put(childPackageName, installRes); 18469 } 18470 } 18471 } 18472 } 18473 } 18474 18475 return ret; 18476 } 18477 18478 private void markPackageUninstalledForUserLPw(PackageSetting ps, UserHandle user) { 18479 final int[] userIds = (user == null || user.getIdentifier() == UserHandle.USER_ALL) 18480 ? sUserManager.getUserIds() : new int[] {user.getIdentifier()}; 18481 for (int nextUserId : userIds) { 18482 if (DEBUG_REMOVE) { 18483 Slog.d(TAG, "Marking package:" + ps.name + " uninstalled for user:" + nextUserId); 18484 } 18485 ps.setUserState(nextUserId, 0, COMPONENT_ENABLED_STATE_DEFAULT, 18486 false /*installed*/, 18487 true /*stopped*/, 18488 true /*notLaunched*/, 18489 false /*hidden*/, 18490 false /*suspended*/, 18491 false /*instantApp*/, 18492 false /*virtualPreload*/, 18493 null /*lastDisableAppCaller*/, 18494 null /*enabledComponents*/, 18495 null /*disabledComponents*/, 18496 ps.readUserState(nextUserId).domainVerificationStatus, 18497 0, PackageManager.INSTALL_REASON_UNKNOWN, 18498 null /*harmfulAppWarning*/); 18499 } 18500 mSettings.writeKernelMappingLPr(ps); 18501 } 18502 18503 private boolean clearPackageStateForUserLIF(PackageSetting ps, int userId, 18504 PackageRemovedInfo outInfo) { 18505 final PackageParser.Package pkg; 18506 synchronized (mPackages) { 18507 pkg = mPackages.get(ps.name); 18508 } 18509 18510 final int[] userIds = (userId == UserHandle.USER_ALL) ? sUserManager.getUserIds() 18511 : new int[] {userId}; 18512 for (int nextUserId : userIds) { 18513 if (DEBUG_REMOVE) { 18514 Slog.d(TAG, "Updating package:" + ps.name + " install state for user:" 18515 + nextUserId); 18516 } 18517 18518 destroyAppDataLIF(pkg, userId, 18519 StorageManager.FLAG_STORAGE_DE | StorageManager.FLAG_STORAGE_CE); 18520 destroyAppProfilesLIF(pkg, userId); 18521 clearDefaultBrowserIfNeededForUser(ps.name, userId); 18522 removeKeystoreDataIfNeeded(nextUserId, ps.appId); 18523 schedulePackageCleaning(ps.name, nextUserId, false); 18524 synchronized (mPackages) { 18525 if (clearPackagePreferredActivitiesLPw(ps.name, nextUserId)) { 18526 scheduleWritePackageRestrictionsLocked(nextUserId); 18527 } 18528 resetUserChangesToRuntimePermissionsAndFlagsLPw(ps, nextUserId); 18529 } 18530 } 18531 18532 if (outInfo != null) { 18533 outInfo.removedPackage = ps.name; 18534 outInfo.installerPackageName = ps.installerPackageName; 18535 outInfo.isStaticSharedLib = pkg != null && pkg.staticSharedLibName != null; 18536 outInfo.removedAppId = ps.appId; 18537 outInfo.removedUsers = userIds; 18538 outInfo.broadcastUsers = userIds; 18539 } 18540 18541 return true; 18542 } 18543 18544 private final class ClearStorageConnection implements ServiceConnection { 18545 IMediaContainerService mContainerService; 18546 18547 @Override 18548 public void onServiceConnected(ComponentName name, IBinder service) { 18549 synchronized (this) { 18550 mContainerService = IMediaContainerService.Stub 18551 .asInterface(Binder.allowBlocking(service)); 18552 notifyAll(); 18553 } 18554 } 18555 18556 @Override 18557 public void onServiceDisconnected(ComponentName name) { 18558 } 18559 } 18560 18561 private void clearExternalStorageDataSync(String packageName, int userId, boolean allData) { 18562 if (DEFAULT_CONTAINER_PACKAGE.equals(packageName)) return; 18563 18564 final boolean mounted; 18565 if (Environment.isExternalStorageEmulated()) { 18566 mounted = true; 18567 } else { 18568 final String status = Environment.getExternalStorageState(); 18569 18570 mounted = status.equals(Environment.MEDIA_MOUNTED) 18571 || status.equals(Environment.MEDIA_MOUNTED_READ_ONLY); 18572 } 18573 18574 if (!mounted) { 18575 return; 18576 } 18577 18578 final Intent containerIntent = new Intent().setComponent(DEFAULT_CONTAINER_COMPONENT); 18579 int[] users; 18580 if (userId == UserHandle.USER_ALL) { 18581 users = sUserManager.getUserIds(); 18582 } else { 18583 users = new int[] { userId }; 18584 } 18585 final ClearStorageConnection conn = new ClearStorageConnection(); 18586 if (mContext.bindServiceAsUser( 18587 containerIntent, conn, Context.BIND_AUTO_CREATE, UserHandle.SYSTEM)) { 18588 try { 18589 for (int curUser : users) { 18590 long timeout = SystemClock.uptimeMillis() + 5000; 18591 synchronized (conn) { 18592 long now; 18593 while (conn.mContainerService == null && 18594 (now = SystemClock.uptimeMillis()) < timeout) { 18595 try { 18596 conn.wait(timeout - now); 18597 } catch (InterruptedException e) { 18598 } 18599 } 18600 } 18601 if (conn.mContainerService == null) { 18602 return; 18603 } 18604 18605 final UserEnvironment userEnv = new UserEnvironment(curUser); 18606 clearDirectory(conn.mContainerService, 18607 userEnv.buildExternalStorageAppCacheDirs(packageName)); 18608 if (allData) { 18609 clearDirectory(conn.mContainerService, 18610 userEnv.buildExternalStorageAppDataDirs(packageName)); 18611 clearDirectory(conn.mContainerService, 18612 userEnv.buildExternalStorageAppMediaDirs(packageName)); 18613 } 18614 } 18615 } finally { 18616 mContext.unbindService(conn); 18617 } 18618 } 18619 } 18620 18621 @Override 18622 public void clearApplicationProfileData(String packageName) { 18623 enforceSystemOrRoot("Only the system can clear all profile data"); 18624 18625 final PackageParser.Package pkg; 18626 synchronized (mPackages) { 18627 pkg = mPackages.get(packageName); 18628 } 18629 18630 try (PackageFreezer freezer = freezePackage(packageName, "clearApplicationProfileData")) { 18631 synchronized (mInstallLock) { 18632 clearAppProfilesLIF(pkg, UserHandle.USER_ALL); 18633 } 18634 } 18635 } 18636 18637 @Override 18638 public void clearApplicationUserData(final String packageName, 18639 final IPackageDataObserver observer, final int userId) { 18640 mContext.enforceCallingOrSelfPermission( 18641 android.Manifest.permission.CLEAR_APP_USER_DATA, null); 18642 18643 final int callingUid = Binder.getCallingUid(); 18644 mPermissionManager.enforceCrossUserPermission(callingUid, userId, 18645 true /* requireFullPermission */, false /* checkShell */, "clear application data"); 18646 18647 final PackageSetting ps = mSettings.getPackageLPr(packageName); 18648 final boolean filterApp = (ps != null && filterAppAccessLPr(ps, callingUid, userId)); 18649 if (!filterApp && mProtectedPackages.isPackageDataProtected(userId, packageName)) { 18650 throw new SecurityException("Cannot clear data for a protected package: " 18651 + packageName); 18652 } 18653 // Queue up an async operation since the package deletion may take a little while. 18654 mHandler.post(new Runnable() { 18655 public void run() { 18656 mHandler.removeCallbacks(this); 18657 final boolean succeeded; 18658 if (!filterApp) { 18659 try (PackageFreezer freezer = freezePackage(packageName, 18660 "clearApplicationUserData")) { 18661 synchronized (mInstallLock) { 18662 succeeded = clearApplicationUserDataLIF(packageName, userId); 18663 } 18664 clearExternalStorageDataSync(packageName, userId, true); 18665 synchronized (mPackages) { 18666 mInstantAppRegistry.deleteInstantApplicationMetadataLPw( 18667 packageName, userId); 18668 } 18669 } 18670 if (succeeded) { 18671 // invoke DeviceStorageMonitor's update method to clear any notifications 18672 DeviceStorageMonitorInternal dsm = LocalServices 18673 .getService(DeviceStorageMonitorInternal.class); 18674 if (dsm != null) { 18675 dsm.checkMemory(); 18676 } 18677 } 18678 } else { 18679 succeeded = false; 18680 } 18681 if (observer != null) { 18682 try { 18683 observer.onRemoveCompleted(packageName, succeeded); 18684 } catch (RemoteException e) { 18685 Log.i(TAG, "Observer no longer exists."); 18686 } 18687 } //end if observer 18688 } //end run 18689 }); 18690 } 18691 18692 private boolean clearApplicationUserDataLIF(String packageName, int userId) { 18693 if (packageName == null) { 18694 Slog.w(TAG, "Attempt to delete null packageName."); 18695 return false; 18696 } 18697 18698 // Try finding details about the requested package 18699 PackageParser.Package pkg; 18700 synchronized (mPackages) { 18701 pkg = mPackages.get(packageName); 18702 if (pkg == null) { 18703 final PackageSetting ps = mSettings.mPackages.get(packageName); 18704 if (ps != null) { 18705 pkg = ps.pkg; 18706 } 18707 } 18708 18709 if (pkg == null) { 18710 Slog.w(TAG, "Package named '" + packageName + "' doesn't exist."); 18711 return false; 18712 } 18713 18714 PackageSetting ps = (PackageSetting) pkg.mExtras; 18715 resetUserChangesToRuntimePermissionsAndFlagsLPw(ps, userId); 18716 } 18717 18718 clearAppDataLIF(pkg, userId, 18719 StorageManager.FLAG_STORAGE_DE | StorageManager.FLAG_STORAGE_CE); 18720 18721 final int appId = UserHandle.getAppId(pkg.applicationInfo.uid); 18722 removeKeystoreDataIfNeeded(userId, appId); 18723 18724 UserManagerInternal umInternal = getUserManagerInternal(); 18725 final int flags; 18726 if (umInternal.isUserUnlockingOrUnlocked(userId)) { 18727 flags = StorageManager.FLAG_STORAGE_DE | StorageManager.FLAG_STORAGE_CE; 18728 } else if (umInternal.isUserRunning(userId)) { 18729 flags = StorageManager.FLAG_STORAGE_DE; 18730 } else { 18731 flags = 0; 18732 } 18733 prepareAppDataContentsLIF(pkg, userId, flags); 18734 18735 return true; 18736 } 18737 18738 /** 18739 * Reverts user permission state changes (permissions and flags) in 18740 * all packages for a given user. 18741 * 18742 * @param userId The device user for which to do a reset. 18743 */ 18744 private void resetUserChangesToRuntimePermissionsAndFlagsLPw(int userId) { 18745 final int packageCount = mPackages.size(); 18746 for (int i = 0; i < packageCount; i++) { 18747 PackageParser.Package pkg = mPackages.valueAt(i); 18748 PackageSetting ps = (PackageSetting) pkg.mExtras; 18749 resetUserChangesToRuntimePermissionsAndFlagsLPw(ps, userId); 18750 } 18751 } 18752 18753 private void resetNetworkPolicies(int userId) { 18754 LocalServices.getService(NetworkPolicyManagerInternal.class).resetUserState(userId); 18755 } 18756 18757 /** 18758 * Reverts user permission state changes (permissions and flags). 18759 * 18760 * @param ps The package for which to reset. 18761 * @param userId The device user for which to do a reset. 18762 */ 18763 private void resetUserChangesToRuntimePermissionsAndFlagsLPw( 18764 final PackageSetting ps, final int userId) { 18765 if (ps.pkg == null) { 18766 return; 18767 } 18768 18769 // These are flags that can change base on user actions. 18770 final int userSettableMask = FLAG_PERMISSION_USER_SET 18771 | FLAG_PERMISSION_USER_FIXED 18772 | FLAG_PERMISSION_REVOKE_ON_UPGRADE 18773 | FLAG_PERMISSION_REVIEW_REQUIRED; 18774 18775 final int policyOrSystemFlags = FLAG_PERMISSION_SYSTEM_FIXED 18776 | FLAG_PERMISSION_POLICY_FIXED; 18777 18778 boolean writeInstallPermissions = false; 18779 boolean writeRuntimePermissions = false; 18780 18781 final int permissionCount = ps.pkg.requestedPermissions.size(); 18782 for (int i = 0; i < permissionCount; i++) { 18783 final String permName = ps.pkg.requestedPermissions.get(i); 18784 final BasePermission bp = 18785 (BasePermission) mPermissionManager.getPermissionTEMP(permName); 18786 if (bp == null) { 18787 continue; 18788 } 18789 18790 // If shared user we just reset the state to which only this app contributed. 18791 if (ps.sharedUser != null) { 18792 boolean used = false; 18793 final int packageCount = ps.sharedUser.packages.size(); 18794 for (int j = 0; j < packageCount; j++) { 18795 PackageSetting pkg = ps.sharedUser.packages.valueAt(j); 18796 if (pkg.pkg != null && !pkg.pkg.packageName.equals(ps.pkg.packageName) 18797 && pkg.pkg.requestedPermissions.contains(permName)) { 18798 used = true; 18799 break; 18800 } 18801 } 18802 if (used) { 18803 continue; 18804 } 18805 } 18806 18807 final PermissionsState permissionsState = ps.getPermissionsState(); 18808 18809 final int oldFlags = permissionsState.getPermissionFlags(permName, userId); 18810 18811 // Always clear the user settable flags. 18812 final boolean hasInstallState = 18813 permissionsState.getInstallPermissionState(permName) != null; 18814 // If permission review is enabled and this is a legacy app, mark the 18815 // permission as requiring a review as this is the initial state. 18816 int flags = 0; 18817 if (mSettings.mPermissions.mPermissionReviewRequired 18818 && ps.pkg.applicationInfo.targetSdkVersion < Build.VERSION_CODES.M) { 18819 flags |= FLAG_PERMISSION_REVIEW_REQUIRED; 18820 } 18821 if (permissionsState.updatePermissionFlags(bp, userId, userSettableMask, flags)) { 18822 if (hasInstallState) { 18823 writeInstallPermissions = true; 18824 } else { 18825 writeRuntimePermissions = true; 18826 } 18827 } 18828 18829 // Below is only runtime permission handling. 18830 if (!bp.isRuntime()) { 18831 continue; 18832 } 18833 18834 // Never clobber system or policy. 18835 if ((oldFlags & policyOrSystemFlags) != 0) { 18836 continue; 18837 } 18838 18839 // If this permission was granted by default, make sure it is. 18840 if ((oldFlags & FLAG_PERMISSION_GRANTED_BY_DEFAULT) != 0) { 18841 if (permissionsState.grantRuntimePermission(bp, userId) 18842 != PERMISSION_OPERATION_FAILURE) { 18843 writeRuntimePermissions = true; 18844 } 18845 // If permission review is enabled the permissions for a legacy apps 18846 // are represented as constantly granted runtime ones, so don't revoke. 18847 } else if ((flags & FLAG_PERMISSION_REVIEW_REQUIRED) == 0) { 18848 // Otherwise, reset the permission. 18849 final int revokeResult = permissionsState.revokeRuntimePermission(bp, userId); 18850 switch (revokeResult) { 18851 case PERMISSION_OPERATION_SUCCESS: 18852 case PERMISSION_OPERATION_SUCCESS_GIDS_CHANGED: { 18853 writeRuntimePermissions = true; 18854 final int appId = ps.appId; 18855 mHandler.post(new Runnable() { 18856 @Override 18857 public void run() { 18858 killUid(appId, userId, KILL_APP_REASON_PERMISSIONS_REVOKED); 18859 } 18860 }); 18861 } break; 18862 } 18863 } 18864 } 18865 18866 // Synchronously write as we are taking permissions away. 18867 if (writeRuntimePermissions) { 18868 mSettings.writeRuntimePermissionsForUserLPr(userId, true); 18869 } 18870 18871 // Synchronously write as we are taking permissions away. 18872 if (writeInstallPermissions) { 18873 mSettings.writeLPr(); 18874 } 18875 } 18876 18877 /** 18878 * Remove entries from the keystore daemon. Will only remove it if the 18879 * {@code appId} is valid. 18880 */ 18881 private static void removeKeystoreDataIfNeeded(int userId, int appId) { 18882 if (appId < 0) { 18883 return; 18884 } 18885 18886 final KeyStore keyStore = KeyStore.getInstance(); 18887 if (keyStore != null) { 18888 if (userId == UserHandle.USER_ALL) { 18889 for (final int individual : sUserManager.getUserIds()) { 18890 keyStore.clearUid(UserHandle.getUid(individual, appId)); 18891 } 18892 } else { 18893 keyStore.clearUid(UserHandle.getUid(userId, appId)); 18894 } 18895 } else { 18896 Slog.w(TAG, "Could not contact keystore to clear entries for app id " + appId); 18897 } 18898 } 18899 18900 @Override 18901 public void deleteApplicationCacheFiles(final String packageName, 18902 final IPackageDataObserver observer) { 18903 final int userId = UserHandle.getCallingUserId(); 18904 deleteApplicationCacheFilesAsUser(packageName, userId, observer); 18905 } 18906 18907 @Override 18908 public void deleteApplicationCacheFilesAsUser(final String packageName, final int userId, 18909 final IPackageDataObserver observer) { 18910 final int callingUid = Binder.getCallingUid(); 18911 mContext.enforceCallingOrSelfPermission( 18912 android.Manifest.permission.DELETE_CACHE_FILES, null); 18913 mPermissionManager.enforceCrossUserPermission(callingUid, userId, 18914 /* requireFullPermission= */ true, /* checkShell= */ false, 18915 "delete application cache files"); 18916 final int hasAccessInstantApps = mContext.checkCallingOrSelfPermission( 18917 android.Manifest.permission.ACCESS_INSTANT_APPS); 18918 18919 final PackageParser.Package pkg; 18920 synchronized (mPackages) { 18921 pkg = mPackages.get(packageName); 18922 } 18923 18924 // Queue up an async operation since the package deletion may take a little while. 18925 mHandler.post(new Runnable() { 18926 public void run() { 18927 final PackageSetting ps = pkg == null ? null : (PackageSetting) pkg.mExtras; 18928 boolean doClearData = true; 18929 if (ps != null) { 18930 final boolean targetIsInstantApp = 18931 ps.getInstantApp(UserHandle.getUserId(callingUid)); 18932 doClearData = !targetIsInstantApp 18933 || hasAccessInstantApps == PackageManager.PERMISSION_GRANTED; 18934 } 18935 if (doClearData) { 18936 synchronized (mInstallLock) { 18937 final int flags = StorageManager.FLAG_STORAGE_DE 18938 | StorageManager.FLAG_STORAGE_CE; 18939 // We're only clearing cache files, so we don't care if the 18940 // app is unfrozen and still able to run 18941 clearAppDataLIF(pkg, userId, flags | Installer.FLAG_CLEAR_CACHE_ONLY); 18942 clearAppDataLIF(pkg, userId, flags | Installer.FLAG_CLEAR_CODE_CACHE_ONLY); 18943 } 18944 clearExternalStorageDataSync(packageName, userId, false); 18945 } 18946 if (observer != null) { 18947 try { 18948 observer.onRemoveCompleted(packageName, true); 18949 } catch (RemoteException e) { 18950 Log.i(TAG, "Observer no longer exists."); 18951 } 18952 } 18953 } 18954 }); 18955 } 18956 18957 @Override 18958 public void getPackageSizeInfo(final String packageName, int userHandle, 18959 final IPackageStatsObserver observer) { 18960 throw new UnsupportedOperationException( 18961 "Shame on you for calling the hidden API getPackageSizeInfo(). Shame!"); 18962 } 18963 18964 private boolean getPackageSizeInfoLI(String packageName, int userId, PackageStats stats) { 18965 final PackageSetting ps; 18966 synchronized (mPackages) { 18967 ps = mSettings.mPackages.get(packageName); 18968 if (ps == null) { 18969 Slog.w(TAG, "Failed to find settings for " + packageName); 18970 return false; 18971 } 18972 } 18973 18974 final String[] packageNames = { packageName }; 18975 final long[] ceDataInodes = { ps.getCeDataInode(userId) }; 18976 final String[] codePaths = { ps.codePathString }; 18977 18978 try { 18979 mInstaller.getAppSize(ps.volumeUuid, packageNames, userId, 0, 18980 ps.appId, ceDataInodes, codePaths, stats); 18981 18982 // For now, ignore code size of packages on system partition 18983 if (isSystemApp(ps) && !isUpdatedSystemApp(ps)) { 18984 stats.codeSize = 0; 18985 } 18986 18987 // External clients expect these to be tracked separately 18988 stats.dataSize -= stats.cacheSize; 18989 18990 } catch (InstallerException e) { 18991 Slog.w(TAG, String.valueOf(e)); 18992 return false; 18993 } 18994 18995 return true; 18996 } 18997 18998 private int getUidTargetSdkVersionLockedLPr(int uid) { 18999 Object obj = mSettings.getUserIdLPr(uid); 19000 if (obj instanceof SharedUserSetting) { 19001 final SharedUserSetting sus = (SharedUserSetting) obj; 19002 int vers = Build.VERSION_CODES.CUR_DEVELOPMENT; 19003 final Iterator<PackageSetting> it = sus.packages.iterator(); 19004 while (it.hasNext()) { 19005 final PackageSetting ps = it.next(); 19006 if (ps.pkg != null) { 19007 int v = ps.pkg.applicationInfo.targetSdkVersion; 19008 if (v < vers) vers = v; 19009 } 19010 } 19011 return vers; 19012 } else if (obj instanceof PackageSetting) { 19013 final PackageSetting ps = (PackageSetting) obj; 19014 if (ps.pkg != null) { 19015 return ps.pkg.applicationInfo.targetSdkVersion; 19016 } 19017 } 19018 return Build.VERSION_CODES.CUR_DEVELOPMENT; 19019 } 19020 19021 private int getPackageTargetSdkVersionLockedLPr(String packageName) { 19022 final PackageParser.Package p = mPackages.get(packageName); 19023 if (p != null) { 19024 return p.applicationInfo.targetSdkVersion; 19025 } 19026 return Build.VERSION_CODES.CUR_DEVELOPMENT; 19027 } 19028 19029 @Override 19030 public void addPreferredActivity(IntentFilter filter, int match, 19031 ComponentName[] set, ComponentName activity, int userId) { 19032 addPreferredActivityInternal(filter, match, set, activity, true, userId, 19033 "Adding preferred"); 19034 } 19035 19036 private void addPreferredActivityInternal(IntentFilter filter, int match, 19037 ComponentName[] set, ComponentName activity, boolean always, int userId, 19038 String opname) { 19039 // writer 19040 int callingUid = Binder.getCallingUid(); 19041 mPermissionManager.enforceCrossUserPermission(callingUid, userId, 19042 true /* requireFullPermission */, false /* checkShell */, "add preferred activity"); 19043 if (filter.countActions() == 0) { 19044 Slog.w(TAG, "Cannot set a preferred activity with no filter actions"); 19045 return; 19046 } 19047 synchronized (mPackages) { 19048 if (mContext.checkCallingOrSelfPermission( 19049 android.Manifest.permission.SET_PREFERRED_APPLICATIONS) 19050 != PackageManager.PERMISSION_GRANTED) { 19051 if (getUidTargetSdkVersionLockedLPr(callingUid) 19052 < Build.VERSION_CODES.FROYO) { 19053 Slog.w(TAG, "Ignoring addPreferredActivity() from uid " 19054 + callingUid); 19055 return; 19056 } 19057 mContext.enforceCallingOrSelfPermission( 19058 android.Manifest.permission.SET_PREFERRED_APPLICATIONS, null); 19059 } 19060 19061 PreferredIntentResolver pir = mSettings.editPreferredActivitiesLPw(userId); 19062 Slog.i(TAG, opname + " activity " + activity.flattenToShortString() + " for user " 19063 + userId + ":"); 19064 filter.dump(new LogPrinter(Log.INFO, TAG), " "); 19065 pir.addFilter(new PreferredActivity(filter, match, set, activity, always)); 19066 scheduleWritePackageRestrictionsLocked(userId); 19067 postPreferredActivityChangedBroadcast(userId); 19068 } 19069 } 19070 19071 private void postPreferredActivityChangedBroadcast(int userId) { 19072 mHandler.post(() -> { 19073 final IActivityManager am = ActivityManager.getService(); 19074 if (am == null) { 19075 return; 19076 } 19077 19078 final Intent intent = new Intent(Intent.ACTION_PREFERRED_ACTIVITY_CHANGED); 19079 intent.putExtra(Intent.EXTRA_USER_HANDLE, userId); 19080 try { 19081 am.broadcastIntent(null, intent, null, null, 19082 0, null, null, null, android.app.AppOpsManager.OP_NONE, 19083 null, false, false, userId); 19084 } catch (RemoteException e) { 19085 } 19086 }); 19087 } 19088 19089 @Override 19090 public void replacePreferredActivity(IntentFilter filter, int match, 19091 ComponentName[] set, ComponentName activity, int userId) { 19092 if (filter.countActions() != 1) { 19093 throw new IllegalArgumentException( 19094 "replacePreferredActivity expects filter to have only 1 action."); 19095 } 19096 if (filter.countDataAuthorities() != 0 19097 || filter.countDataPaths() != 0 19098 || filter.countDataSchemes() > 1 19099 || filter.countDataTypes() != 0) { 19100 throw new IllegalArgumentException( 19101 "replacePreferredActivity expects filter to have no data authorities, " + 19102 "paths, or types; and at most one scheme."); 19103 } 19104 19105 final int callingUid = Binder.getCallingUid(); 19106 mPermissionManager.enforceCrossUserPermission(callingUid, userId, 19107 true /* requireFullPermission */, false /* checkShell */, 19108 "replace preferred activity"); 19109 synchronized (mPackages) { 19110 if (mContext.checkCallingOrSelfPermission( 19111 android.Manifest.permission.SET_PREFERRED_APPLICATIONS) 19112 != PackageManager.PERMISSION_GRANTED) { 19113 if (getUidTargetSdkVersionLockedLPr(callingUid) 19114 < Build.VERSION_CODES.FROYO) { 19115 Slog.w(TAG, "Ignoring replacePreferredActivity() from uid " 19116 + Binder.getCallingUid()); 19117 return; 19118 } 19119 mContext.enforceCallingOrSelfPermission( 19120 android.Manifest.permission.SET_PREFERRED_APPLICATIONS, null); 19121 } 19122 19123 PreferredIntentResolver pir = mSettings.mPreferredActivities.get(userId); 19124 if (pir != null) { 19125 // Get all of the existing entries that exactly match this filter. 19126 ArrayList<PreferredActivity> existing = pir.findFilters(filter); 19127 if (existing != null && existing.size() == 1) { 19128 PreferredActivity cur = existing.get(0); 19129 if (DEBUG_PREFERRED) { 19130 Slog.i(TAG, "Checking replace of preferred:"); 19131 filter.dump(new LogPrinter(Log.INFO, TAG), " "); 19132 if (!cur.mPref.mAlways) { 19133 Slog.i(TAG, " -- CUR; not mAlways!"); 19134 } else { 19135 Slog.i(TAG, " -- CUR: mMatch=" + cur.mPref.mMatch); 19136 Slog.i(TAG, " -- CUR: mSet=" 19137 + Arrays.toString(cur.mPref.mSetComponents)); 19138 Slog.i(TAG, " -- CUR: mComponent=" + cur.mPref.mShortComponent); 19139 Slog.i(TAG, " -- NEW: mMatch=" 19140 + (match&IntentFilter.MATCH_CATEGORY_MASK)); 19141 Slog.i(TAG, " -- CUR: mSet=" + Arrays.toString(set)); 19142 Slog.i(TAG, " -- CUR: mComponent=" + activity.flattenToShortString()); 19143 } 19144 } 19145 if (cur.mPref.mAlways && cur.mPref.mComponent.equals(activity) 19146 && cur.mPref.mMatch == (match&IntentFilter.MATCH_CATEGORY_MASK) 19147 && cur.mPref.sameSet(set)) { 19148 // Setting the preferred activity to what it happens to be already 19149 if (DEBUG_PREFERRED) { 19150 Slog.i(TAG, "Replacing with same preferred activity " 19151 + cur.mPref.mShortComponent + " for user " 19152 + userId + ":"); 19153 filter.dump(new LogPrinter(Log.INFO, TAG), " "); 19154 } 19155 return; 19156 } 19157 } 19158 19159 if (existing != null) { 19160 if (DEBUG_PREFERRED) { 19161 Slog.i(TAG, existing.size() + " existing preferred matches for:"); 19162 filter.dump(new LogPrinter(Log.INFO, TAG), " "); 19163 } 19164 for (int i = 0; i < existing.size(); i++) { 19165 PreferredActivity pa = existing.get(i); 19166 if (DEBUG_PREFERRED) { 19167 Slog.i(TAG, "Removing existing preferred activity " 19168 + pa.mPref.mComponent + ":"); 19169 pa.dump(new LogPrinter(Log.INFO, TAG), " "); 19170 } 19171 pir.removeFilter(pa); 19172 } 19173 } 19174 } 19175 addPreferredActivityInternal(filter, match, set, activity, true, userId, 19176 "Replacing preferred"); 19177 } 19178 } 19179 19180 @Override 19181 public void clearPackagePreferredActivities(String packageName) { 19182 final int callingUid = Binder.getCallingUid(); 19183 if (getInstantAppPackageName(callingUid) != null) { 19184 return; 19185 } 19186 // writer 19187 synchronized (mPackages) { 19188 PackageParser.Package pkg = mPackages.get(packageName); 19189 if (pkg == null || pkg.applicationInfo.uid != callingUid) { 19190 if (mContext.checkCallingOrSelfPermission( 19191 android.Manifest.permission.SET_PREFERRED_APPLICATIONS) 19192 != PackageManager.PERMISSION_GRANTED) { 19193 if (getUidTargetSdkVersionLockedLPr(callingUid) 19194 < Build.VERSION_CODES.FROYO) { 19195 Slog.w(TAG, "Ignoring clearPackagePreferredActivities() from uid " 19196 + callingUid); 19197 return; 19198 } 19199 mContext.enforceCallingOrSelfPermission( 19200 android.Manifest.permission.SET_PREFERRED_APPLICATIONS, null); 19201 } 19202 } 19203 final PackageSetting ps = mSettings.getPackageLPr(packageName); 19204 if (ps != null 19205 && filterAppAccessLPr(ps, callingUid, UserHandle.getUserId(callingUid))) { 19206 return; 19207 } 19208 int user = UserHandle.getCallingUserId(); 19209 if (clearPackagePreferredActivitiesLPw(packageName, user)) { 19210 scheduleWritePackageRestrictionsLocked(user); 19211 } 19212 } 19213 } 19214 19215 /** This method takes a specific user id as well as UserHandle.USER_ALL. */ 19216 boolean clearPackagePreferredActivitiesLPw(String packageName, int userId) { 19217 ArrayList<PreferredActivity> removed = null; 19218 boolean changed = false; 19219 for (int i=0; i<mSettings.mPreferredActivities.size(); i++) { 19220 final int thisUserId = mSettings.mPreferredActivities.keyAt(i); 19221 PreferredIntentResolver pir = mSettings.mPreferredActivities.valueAt(i); 19222 if (userId != UserHandle.USER_ALL && userId != thisUserId) { 19223 continue; 19224 } 19225 Iterator<PreferredActivity> it = pir.filterIterator(); 19226 while (it.hasNext()) { 19227 PreferredActivity pa = it.next(); 19228 // Mark entry for removal only if it matches the package name 19229 // and the entry is of type "always". 19230 if (packageName == null || 19231 (pa.mPref.mComponent.getPackageName().equals(packageName) 19232 && pa.mPref.mAlways)) { 19233 if (removed == null) { 19234 removed = new ArrayList<PreferredActivity>(); 19235 } 19236 removed.add(pa); 19237 } 19238 } 19239 if (removed != null) { 19240 for (int j=0; j<removed.size(); j++) { 19241 PreferredActivity pa = removed.get(j); 19242 pir.removeFilter(pa); 19243 } 19244 changed = true; 19245 } 19246 } 19247 if (changed) { 19248 postPreferredActivityChangedBroadcast(userId); 19249 } 19250 return changed; 19251 } 19252 19253 /** This method takes a specific user id as well as UserHandle.USER_ALL. */ 19254 private void clearIntentFilterVerificationsLPw(int userId) { 19255 final int packageCount = mPackages.size(); 19256 for (int i = 0; i < packageCount; i++) { 19257 PackageParser.Package pkg = mPackages.valueAt(i); 19258 clearIntentFilterVerificationsLPw(pkg.packageName, userId); 19259 } 19260 } 19261 19262 /** This method takes a specific user id as well as UserHandle.USER_ALL. */ 19263 void clearIntentFilterVerificationsLPw(String packageName, int userId) { 19264 if (userId == UserHandle.USER_ALL) { 19265 if (mSettings.removeIntentFilterVerificationLPw(packageName, 19266 sUserManager.getUserIds())) { 19267 for (int oneUserId : sUserManager.getUserIds()) { 19268 scheduleWritePackageRestrictionsLocked(oneUserId); 19269 } 19270 } 19271 } else { 19272 if (mSettings.removeIntentFilterVerificationLPw(packageName, userId)) { 19273 scheduleWritePackageRestrictionsLocked(userId); 19274 } 19275 } 19276 } 19277 19278 /** Clears state for all users, and touches intent filter verification policy */ 19279 void clearDefaultBrowserIfNeeded(String packageName) { 19280 for (int oneUserId : sUserManager.getUserIds()) { 19281 clearDefaultBrowserIfNeededForUser(packageName, oneUserId); 19282 } 19283 } 19284 19285 private void clearDefaultBrowserIfNeededForUser(String packageName, int userId) { 19286 final String defaultBrowserPackageName = getDefaultBrowserPackageName(userId); 19287 if (!TextUtils.isEmpty(defaultBrowserPackageName)) { 19288 if (packageName.equals(defaultBrowserPackageName)) { 19289 setDefaultBrowserPackageName(null, userId); 19290 } 19291 } 19292 } 19293 19294 @Override 19295 public void resetApplicationPreferences(int userId) { 19296 mContext.enforceCallingOrSelfPermission( 19297 android.Manifest.permission.SET_PREFERRED_APPLICATIONS, null); 19298 final long identity = Binder.clearCallingIdentity(); 19299 // writer 19300 try { 19301 synchronized (mPackages) { 19302 clearPackagePreferredActivitiesLPw(null, userId); 19303 mSettings.applyDefaultPreferredAppsLPw(this, userId); 19304 // TODO: We have to reset the default SMS and Phone. This requires 19305 // significant refactoring to keep all default apps in the package 19306 // manager (cleaner but more work) or have the services provide 19307 // callbacks to the package manager to request a default app reset. 19308 applyFactoryDefaultBrowserLPw(userId); 19309 clearIntentFilterVerificationsLPw(userId); 19310 primeDomainVerificationsLPw(userId); 19311 resetUserChangesToRuntimePermissionsAndFlagsLPw(userId); 19312 scheduleWritePackageRestrictionsLocked(userId); 19313 } 19314 resetNetworkPolicies(userId); 19315 } finally { 19316 Binder.restoreCallingIdentity(identity); 19317 } 19318 } 19319 19320 @Override 19321 public int getPreferredActivities(List<IntentFilter> outFilters, 19322 List<ComponentName> outActivities, String packageName) { 19323 if (getInstantAppPackageName(Binder.getCallingUid()) != null) { 19324 return 0; 19325 } 19326 int num = 0; 19327 final int userId = UserHandle.getCallingUserId(); 19328 // reader 19329 synchronized (mPackages) { 19330 PreferredIntentResolver pir = mSettings.mPreferredActivities.get(userId); 19331 if (pir != null) { 19332 final Iterator<PreferredActivity> it = pir.filterIterator(); 19333 while (it.hasNext()) { 19334 final PreferredActivity pa = it.next(); 19335 if (packageName == null 19336 || (pa.mPref.mComponent.getPackageName().equals(packageName) 19337 && pa.mPref.mAlways)) { 19338 if (outFilters != null) { 19339 outFilters.add(new IntentFilter(pa)); 19340 } 19341 if (outActivities != null) { 19342 outActivities.add(pa.mPref.mComponent); 19343 } 19344 } 19345 } 19346 } 19347 } 19348 19349 return num; 19350 } 19351 19352 @Override 19353 public void addPersistentPreferredActivity(IntentFilter filter, ComponentName activity, 19354 int userId) { 19355 int callingUid = Binder.getCallingUid(); 19356 if (callingUid != Process.SYSTEM_UID) { 19357 throw new SecurityException( 19358 "addPersistentPreferredActivity can only be run by the system"); 19359 } 19360 if (filter.countActions() == 0) { 19361 Slog.w(TAG, "Cannot set a preferred activity with no filter actions"); 19362 return; 19363 } 19364 synchronized (mPackages) { 19365 Slog.i(TAG, "Adding persistent preferred activity " + activity + " for user " + userId + 19366 ":"); 19367 filter.dump(new LogPrinter(Log.INFO, TAG), " "); 19368 mSettings.editPersistentPreferredActivitiesLPw(userId).addFilter( 19369 new PersistentPreferredActivity(filter, activity)); 19370 scheduleWritePackageRestrictionsLocked(userId); 19371 postPreferredActivityChangedBroadcast(userId); 19372 } 19373 } 19374 19375 @Override 19376 public void clearPackagePersistentPreferredActivities(String packageName, int userId) { 19377 int callingUid = Binder.getCallingUid(); 19378 if (callingUid != Process.SYSTEM_UID) { 19379 throw new SecurityException( 19380 "clearPackagePersistentPreferredActivities can only be run by the system"); 19381 } 19382 ArrayList<PersistentPreferredActivity> removed = null; 19383 boolean changed = false; 19384 synchronized (mPackages) { 19385 for (int i=0; i<mSettings.mPersistentPreferredActivities.size(); i++) { 19386 final int thisUserId = mSettings.mPersistentPreferredActivities.keyAt(i); 19387 PersistentPreferredIntentResolver ppir = mSettings.mPersistentPreferredActivities 19388 .valueAt(i); 19389 if (userId != thisUserId) { 19390 continue; 19391 } 19392 Iterator<PersistentPreferredActivity> it = ppir.filterIterator(); 19393 while (it.hasNext()) { 19394 PersistentPreferredActivity ppa = it.next(); 19395 // Mark entry for removal only if it matches the package name. 19396 if (ppa.mComponent.getPackageName().equals(packageName)) { 19397 if (removed == null) { 19398 removed = new ArrayList<PersistentPreferredActivity>(); 19399 } 19400 removed.add(ppa); 19401 } 19402 } 19403 if (removed != null) { 19404 for (int j=0; j<removed.size(); j++) { 19405 PersistentPreferredActivity ppa = removed.get(j); 19406 ppir.removeFilter(ppa); 19407 } 19408 changed = true; 19409 } 19410 } 19411 19412 if (changed) { 19413 scheduleWritePackageRestrictionsLocked(userId); 19414 postPreferredActivityChangedBroadcast(userId); 19415 } 19416 } 19417 } 19418 19419 /** 19420 * Common machinery for picking apart a restored XML blob and passing 19421 * it to a caller-supplied functor to be applied to the running system. 19422 */ 19423 private void restoreFromXml(XmlPullParser parser, int userId, 19424 String expectedStartTag, BlobXmlRestorer functor) 19425 throws IOException, XmlPullParserException { 19426 int type; 19427 while ((type = parser.next()) != XmlPullParser.START_TAG 19428 && type != XmlPullParser.END_DOCUMENT) { 19429 } 19430 if (type != XmlPullParser.START_TAG) { 19431 // oops didn't find a start tag?! 19432 if (DEBUG_BACKUP) { 19433 Slog.e(TAG, "Didn't find start tag during restore"); 19434 } 19435 return; 19436 } 19437Slog.v(TAG, ":: restoreFromXml() : got to tag " + parser.getName()); 19438 // this is supposed to be TAG_PREFERRED_BACKUP 19439 if (!expectedStartTag.equals(parser.getName())) { 19440 if (DEBUG_BACKUP) { 19441 Slog.e(TAG, "Found unexpected tag " + parser.getName()); 19442 } 19443 return; 19444 } 19445 19446 // skip interfering stuff, then we're aligned with the backing implementation 19447 while ((type = parser.next()) == XmlPullParser.TEXT) { } 19448Slog.v(TAG, ":: stepped forward, applying functor at tag " + parser.getName()); 19449 functor.apply(parser, userId); 19450 } 19451 19452 private interface BlobXmlRestorer { 19453 public void apply(XmlPullParser parser, int userId) throws IOException, XmlPullParserException; 19454 } 19455 19456 /** 19457 * Non-Binder method, support for the backup/restore mechanism: write the 19458 * full set of preferred activities in its canonical XML format. Returns the 19459 * XML output as a byte array, or null if there is none. 19460 */ 19461 @Override 19462 public byte[] getPreferredActivityBackup(int userId) { 19463 if (Binder.getCallingUid() != Process.SYSTEM_UID) { 19464 throw new SecurityException("Only the system may call getPreferredActivityBackup()"); 19465 } 19466 19467 ByteArrayOutputStream dataStream = new ByteArrayOutputStream(); 19468 try { 19469 final XmlSerializer serializer = new FastXmlSerializer(); 19470 serializer.setOutput(dataStream, StandardCharsets.UTF_8.name()); 19471 serializer.startDocument(null, true); 19472 serializer.startTag(null, TAG_PREFERRED_BACKUP); 19473 19474 synchronized (mPackages) { 19475 mSettings.writePreferredActivitiesLPr(serializer, userId, true); 19476 } 19477 19478 serializer.endTag(null, TAG_PREFERRED_BACKUP); 19479 serializer.endDocument(); 19480 serializer.flush(); 19481 } catch (Exception e) { 19482 if (DEBUG_BACKUP) { 19483 Slog.e(TAG, "Unable to write preferred activities for backup", e); 19484 } 19485 return null; 19486 } 19487 19488 return dataStream.toByteArray(); 19489 } 19490 19491 @Override 19492 public void restorePreferredActivities(byte[] backup, int userId) { 19493 if (Binder.getCallingUid() != Process.SYSTEM_UID) { 19494 throw new SecurityException("Only the system may call restorePreferredActivities()"); 19495 } 19496 19497 try { 19498 final XmlPullParser parser = Xml.newPullParser(); 19499 parser.setInput(new ByteArrayInputStream(backup), StandardCharsets.UTF_8.name()); 19500 restoreFromXml(parser, userId, TAG_PREFERRED_BACKUP, 19501 new BlobXmlRestorer() { 19502 @Override 19503 public void apply(XmlPullParser parser, int userId) 19504 throws XmlPullParserException, IOException { 19505 synchronized (mPackages) { 19506 mSettings.readPreferredActivitiesLPw(parser, userId); 19507 } 19508 } 19509 } ); 19510 } catch (Exception e) { 19511 if (DEBUG_BACKUP) { 19512 Slog.e(TAG, "Exception restoring preferred activities: " + e.getMessage()); 19513 } 19514 } 19515 } 19516 19517 /** 19518 * Non-Binder method, support for the backup/restore mechanism: write the 19519 * default browser (etc) settings in its canonical XML format. Returns the default 19520 * browser XML representation as a byte array, or null if there is none. 19521 */ 19522 @Override 19523 public byte[] getDefaultAppsBackup(int userId) { 19524 if (Binder.getCallingUid() != Process.SYSTEM_UID) { 19525 throw new SecurityException("Only the system may call getDefaultAppsBackup()"); 19526 } 19527 19528 ByteArrayOutputStream dataStream = new ByteArrayOutputStream(); 19529 try { 19530 final XmlSerializer serializer = new FastXmlSerializer(); 19531 serializer.setOutput(dataStream, StandardCharsets.UTF_8.name()); 19532 serializer.startDocument(null, true); 19533 serializer.startTag(null, TAG_DEFAULT_APPS); 19534 19535 synchronized (mPackages) { 19536 mSettings.writeDefaultAppsLPr(serializer, userId); 19537 } 19538 19539 serializer.endTag(null, TAG_DEFAULT_APPS); 19540 serializer.endDocument(); 19541 serializer.flush(); 19542 } catch (Exception e) { 19543 if (DEBUG_BACKUP) { 19544 Slog.e(TAG, "Unable to write default apps for backup", e); 19545 } 19546 return null; 19547 } 19548 19549 return dataStream.toByteArray(); 19550 } 19551 19552 @Override 19553 public void restoreDefaultApps(byte[] backup, int userId) { 19554 if (Binder.getCallingUid() != Process.SYSTEM_UID) { 19555 throw new SecurityException("Only the system may call restoreDefaultApps()"); 19556 } 19557 19558 try { 19559 final XmlPullParser parser = Xml.newPullParser(); 19560 parser.setInput(new ByteArrayInputStream(backup), StandardCharsets.UTF_8.name()); 19561 restoreFromXml(parser, userId, TAG_DEFAULT_APPS, 19562 new BlobXmlRestorer() { 19563 @Override 19564 public void apply(XmlPullParser parser, int userId) 19565 throws XmlPullParserException, IOException { 19566 synchronized (mPackages) { 19567 mSettings.readDefaultAppsLPw(parser, userId); 19568 } 19569 } 19570 } ); 19571 } catch (Exception e) { 19572 if (DEBUG_BACKUP) { 19573 Slog.e(TAG, "Exception restoring default apps: " + e.getMessage()); 19574 } 19575 } 19576 } 19577 19578 @Override 19579 public byte[] getIntentFilterVerificationBackup(int userId) { 19580 if (Binder.getCallingUid() != Process.SYSTEM_UID) { 19581 throw new SecurityException("Only the system may call getIntentFilterVerificationBackup()"); 19582 } 19583 19584 ByteArrayOutputStream dataStream = new ByteArrayOutputStream(); 19585 try { 19586 final XmlSerializer serializer = new FastXmlSerializer(); 19587 serializer.setOutput(dataStream, StandardCharsets.UTF_8.name()); 19588 serializer.startDocument(null, true); 19589 serializer.startTag(null, TAG_INTENT_FILTER_VERIFICATION); 19590 19591 synchronized (mPackages) { 19592 mSettings.writeAllDomainVerificationsLPr(serializer, userId); 19593 } 19594 19595 serializer.endTag(null, TAG_INTENT_FILTER_VERIFICATION); 19596 serializer.endDocument(); 19597 serializer.flush(); 19598 } catch (Exception e) { 19599 if (DEBUG_BACKUP) { 19600 Slog.e(TAG, "Unable to write default apps for backup", e); 19601 } 19602 return null; 19603 } 19604 19605 return dataStream.toByteArray(); 19606 } 19607 19608 @Override 19609 public void restoreIntentFilterVerification(byte[] backup, int userId) { 19610 if (Binder.getCallingUid() != Process.SYSTEM_UID) { 19611 throw new SecurityException("Only the system may call restorePreferredActivities()"); 19612 } 19613 19614 try { 19615 final XmlPullParser parser = Xml.newPullParser(); 19616 parser.setInput(new ByteArrayInputStream(backup), StandardCharsets.UTF_8.name()); 19617 restoreFromXml(parser, userId, TAG_INTENT_FILTER_VERIFICATION, 19618 new BlobXmlRestorer() { 19619 @Override 19620 public void apply(XmlPullParser parser, int userId) 19621 throws XmlPullParserException, IOException { 19622 synchronized (mPackages) { 19623 mSettings.readAllDomainVerificationsLPr(parser, userId); 19624 mSettings.writeLPr(); 19625 } 19626 } 19627 } ); 19628 } catch (Exception e) { 19629 if (DEBUG_BACKUP) { 19630 Slog.e(TAG, "Exception restoring preferred activities: " + e.getMessage()); 19631 } 19632 } 19633 } 19634 19635 @Override 19636 public byte[] getPermissionGrantBackup(int userId) { 19637 if (Binder.getCallingUid() != Process.SYSTEM_UID) { 19638 throw new SecurityException("Only the system may call getPermissionGrantBackup()"); 19639 } 19640 19641 ByteArrayOutputStream dataStream = new ByteArrayOutputStream(); 19642 try { 19643 final XmlSerializer serializer = new FastXmlSerializer(); 19644 serializer.setOutput(dataStream, StandardCharsets.UTF_8.name()); 19645 serializer.startDocument(null, true); 19646 serializer.startTag(null, TAG_PERMISSION_BACKUP); 19647 19648 synchronized (mPackages) { 19649 serializeRuntimePermissionGrantsLPr(serializer, userId); 19650 } 19651 19652 serializer.endTag(null, TAG_PERMISSION_BACKUP); 19653 serializer.endDocument(); 19654 serializer.flush(); 19655 } catch (Exception e) { 19656 if (DEBUG_BACKUP) { 19657 Slog.e(TAG, "Unable to write default apps for backup", e); 19658 } 19659 return null; 19660 } 19661 19662 return dataStream.toByteArray(); 19663 } 19664 19665 @Override 19666 public void restorePermissionGrants(byte[] backup, int userId) { 19667 if (Binder.getCallingUid() != Process.SYSTEM_UID) { 19668 throw new SecurityException("Only the system may call restorePermissionGrants()"); 19669 } 19670 19671 try { 19672 final XmlPullParser parser = Xml.newPullParser(); 19673 parser.setInput(new ByteArrayInputStream(backup), StandardCharsets.UTF_8.name()); 19674 restoreFromXml(parser, userId, TAG_PERMISSION_BACKUP, 19675 new BlobXmlRestorer() { 19676 @Override 19677 public void apply(XmlPullParser parser, int userId) 19678 throws XmlPullParserException, IOException { 19679 synchronized (mPackages) { 19680 processRestoredPermissionGrantsLPr(parser, userId); 19681 } 19682 } 19683 } ); 19684 } catch (Exception e) { 19685 if (DEBUG_BACKUP) { 19686 Slog.e(TAG, "Exception restoring preferred activities: " + e.getMessage()); 19687 } 19688 } 19689 } 19690 19691 private void serializeRuntimePermissionGrantsLPr(XmlSerializer serializer, final int userId) 19692 throws IOException { 19693 serializer.startTag(null, TAG_ALL_GRANTS); 19694 19695 final int N = mSettings.mPackages.size(); 19696 for (int i = 0; i < N; i++) { 19697 final PackageSetting ps = mSettings.mPackages.valueAt(i); 19698 boolean pkgGrantsKnown = false; 19699 19700 PermissionsState packagePerms = ps.getPermissionsState(); 19701 19702 for (PermissionState state : packagePerms.getRuntimePermissionStates(userId)) { 19703 final int grantFlags = state.getFlags(); 19704 // only look at grants that are not system/policy fixed 19705 if ((grantFlags & SYSTEM_RUNTIME_GRANT_MASK) == 0) { 19706 final boolean isGranted = state.isGranted(); 19707 // And only back up the user-twiddled state bits 19708 if (isGranted || (grantFlags & USER_RUNTIME_GRANT_MASK) != 0) { 19709 final String packageName = mSettings.mPackages.keyAt(i); 19710 if (!pkgGrantsKnown) { 19711 serializer.startTag(null, TAG_GRANT); 19712 serializer.attribute(null, ATTR_PACKAGE_NAME, packageName); 19713 pkgGrantsKnown = true; 19714 } 19715 19716 final boolean userSet = 19717 (grantFlags & FLAG_PERMISSION_USER_SET) != 0; 19718 final boolean userFixed = 19719 (grantFlags & FLAG_PERMISSION_USER_FIXED) != 0; 19720 final boolean revoke = 19721 (grantFlags & FLAG_PERMISSION_REVOKE_ON_UPGRADE) != 0; 19722 19723 serializer.startTag(null, TAG_PERMISSION); 19724 serializer.attribute(null, ATTR_PERMISSION_NAME, state.getName()); 19725 if (isGranted) { 19726 serializer.attribute(null, ATTR_IS_GRANTED, "true"); 19727 } 19728 if (userSet) { 19729 serializer.attribute(null, ATTR_USER_SET, "true"); 19730 } 19731 if (userFixed) { 19732 serializer.attribute(null, ATTR_USER_FIXED, "true"); 19733 } 19734 if (revoke) { 19735 serializer.attribute(null, ATTR_REVOKE_ON_UPGRADE, "true"); 19736 } 19737 serializer.endTag(null, TAG_PERMISSION); 19738 } 19739 } 19740 } 19741 19742 if (pkgGrantsKnown) { 19743 serializer.endTag(null, TAG_GRANT); 19744 } 19745 } 19746 19747 serializer.endTag(null, TAG_ALL_GRANTS); 19748 } 19749 19750 private void processRestoredPermissionGrantsLPr(XmlPullParser parser, int userId) 19751 throws XmlPullParserException, IOException { 19752 String pkgName = null; 19753 int outerDepth = parser.getDepth(); 19754 int type; 19755 while ((type = parser.next()) != XmlPullParser.END_DOCUMENT 19756 && (type != XmlPullParser.END_TAG || parser.getDepth() > outerDepth)) { 19757 if (type == XmlPullParser.END_TAG || type == XmlPullParser.TEXT) { 19758 continue; 19759 } 19760 19761 final String tagName = parser.getName(); 19762 if (tagName.equals(TAG_GRANT)) { 19763 pkgName = parser.getAttributeValue(null, ATTR_PACKAGE_NAME); 19764 if (DEBUG_BACKUP) { 19765 Slog.v(TAG, "+++ Restoring grants for package " + pkgName); 19766 } 19767 } else if (tagName.equals(TAG_PERMISSION)) { 19768 19769 final boolean isGranted = "true".equals(parser.getAttributeValue(null, ATTR_IS_GRANTED)); 19770 final String permName = parser.getAttributeValue(null, ATTR_PERMISSION_NAME); 19771 19772 int newFlagSet = 0; 19773 if ("true".equals(parser.getAttributeValue(null, ATTR_USER_SET))) { 19774 newFlagSet |= FLAG_PERMISSION_USER_SET; 19775 } 19776 if ("true".equals(parser.getAttributeValue(null, ATTR_USER_FIXED))) { 19777 newFlagSet |= FLAG_PERMISSION_USER_FIXED; 19778 } 19779 if ("true".equals(parser.getAttributeValue(null, ATTR_REVOKE_ON_UPGRADE))) { 19780 newFlagSet |= FLAG_PERMISSION_REVOKE_ON_UPGRADE; 19781 } 19782 if (DEBUG_BACKUP) { 19783 Slog.v(TAG, " + Restoring grant:" 19784 + " pkg=" + pkgName 19785 + " perm=" + permName 19786 + " granted=" + isGranted 19787 + " bits=0x" + Integer.toHexString(newFlagSet)); 19788 } 19789 final PackageSetting ps = mSettings.mPackages.get(pkgName); 19790 if (ps != null) { 19791 // Already installed so we apply the grant immediately 19792 if (DEBUG_BACKUP) { 19793 Slog.v(TAG, " + already installed; applying"); 19794 } 19795 PermissionsState perms = ps.getPermissionsState(); 19796 BasePermission bp = 19797 (BasePermission) mPermissionManager.getPermissionTEMP(permName); 19798 if (bp != null) { 19799 if (isGranted) { 19800 perms.grantRuntimePermission(bp, userId); 19801 } 19802 if (newFlagSet != 0) { 19803 perms.updatePermissionFlags( 19804 bp, userId, USER_RUNTIME_GRANT_MASK, newFlagSet); 19805 } 19806 } 19807 } else { 19808 // Need to wait for post-restore install to apply the grant 19809 if (DEBUG_BACKUP) { 19810 Slog.v(TAG, " - not yet installed; saving for later"); 19811 } 19812 mSettings.processRestoredPermissionGrantLPr(pkgName, permName, 19813 isGranted, newFlagSet, userId); 19814 } 19815 } else { 19816 PackageManagerService.reportSettingsProblem(Log.WARN, 19817 "Unknown element under <" + TAG_PERMISSION_BACKUP + ">: " + tagName); 19818 XmlUtils.skipCurrentTag(parser); 19819 } 19820 } 19821 19822 scheduleWriteSettingsLocked(); 19823 mSettings.writeRuntimePermissionsForUserLPr(userId, false); 19824 } 19825 19826 @Override 19827 public void addCrossProfileIntentFilter(IntentFilter intentFilter, String ownerPackage, 19828 int sourceUserId, int targetUserId, int flags) { 19829 mContext.enforceCallingOrSelfPermission( 19830 android.Manifest.permission.INTERACT_ACROSS_USERS_FULL, null); 19831 int callingUid = Binder.getCallingUid(); 19832 enforceOwnerRights(ownerPackage, callingUid); 19833 PackageManagerServiceUtils.enforceShellRestriction( 19834 UserManager.DISALLOW_DEBUGGING_FEATURES, callingUid, sourceUserId); 19835 if (intentFilter.countActions() == 0) { 19836 Slog.w(TAG, "Cannot set a crossProfile intent filter with no filter actions"); 19837 return; 19838 } 19839 synchronized (mPackages) { 19840 CrossProfileIntentFilter newFilter = new CrossProfileIntentFilter(intentFilter, 19841 ownerPackage, targetUserId, flags); 19842 CrossProfileIntentResolver resolver = 19843 mSettings.editCrossProfileIntentResolverLPw(sourceUserId); 19844 ArrayList<CrossProfileIntentFilter> existing = resolver.findFilters(intentFilter); 19845 // We have all those whose filter is equal. Now checking if the rest is equal as well. 19846 if (existing != null) { 19847 int size = existing.size(); 19848 for (int i = 0; i < size; i++) { 19849 if (newFilter.equalsIgnoreFilter(existing.get(i))) { 19850 return; 19851 } 19852 } 19853 } 19854 resolver.addFilter(newFilter); 19855 scheduleWritePackageRestrictionsLocked(sourceUserId); 19856 } 19857 } 19858 19859 @Override 19860 public void clearCrossProfileIntentFilters(int sourceUserId, String ownerPackage) { 19861 mContext.enforceCallingOrSelfPermission( 19862 android.Manifest.permission.INTERACT_ACROSS_USERS_FULL, null); 19863 final int callingUid = Binder.getCallingUid(); 19864 enforceOwnerRights(ownerPackage, callingUid); 19865 PackageManagerServiceUtils.enforceShellRestriction( 19866 UserManager.DISALLOW_DEBUGGING_FEATURES, callingUid, sourceUserId); 19867 synchronized (mPackages) { 19868 CrossProfileIntentResolver resolver = 19869 mSettings.editCrossProfileIntentResolverLPw(sourceUserId); 19870 ArraySet<CrossProfileIntentFilter> set = 19871 new ArraySet<CrossProfileIntentFilter>(resolver.filterSet()); 19872 for (CrossProfileIntentFilter filter : set) { 19873 if (filter.getOwnerPackage().equals(ownerPackage)) { 19874 resolver.removeFilter(filter); 19875 } 19876 } 19877 scheduleWritePackageRestrictionsLocked(sourceUserId); 19878 } 19879 } 19880 19881 // Enforcing that callingUid is owning pkg on userId 19882 private void enforceOwnerRights(String pkg, int callingUid) { 19883 // The system owns everything. 19884 if (UserHandle.getAppId(callingUid) == Process.SYSTEM_UID) { 19885 return; 19886 } 19887 final int callingUserId = UserHandle.getUserId(callingUid); 19888 PackageInfo pi = getPackageInfo(pkg, 0, callingUserId); 19889 if (pi == null) { 19890 throw new IllegalArgumentException("Unknown package " + pkg + " on user " 19891 + callingUserId); 19892 } 19893 if (!UserHandle.isSameApp(pi.applicationInfo.uid, callingUid)) { 19894 throw new SecurityException("Calling uid " + callingUid 19895 + " does not own package " + pkg); 19896 } 19897 } 19898 19899 @Override 19900 public ComponentName getHomeActivities(List<ResolveInfo> allHomeCandidates) { 19901 if (getInstantAppPackageName(Binder.getCallingUid()) != null) { 19902 return null; 19903 } 19904 return getHomeActivitiesAsUser(allHomeCandidates, UserHandle.getCallingUserId()); 19905 } 19906 19907 public void sendSessionCommitBroadcast(PackageInstaller.SessionInfo sessionInfo, int userId) { 19908 UserManagerService ums = UserManagerService.getInstance(); 19909 if (ums != null) { 19910 final UserInfo parent = ums.getProfileParent(userId); 19911 final int launcherUid = (parent != null) ? parent.id : userId; 19912 final ComponentName launcherComponent = getDefaultHomeActivity(launcherUid); 19913 if (launcherComponent != null) { 19914 Intent launcherIntent = new Intent(PackageInstaller.ACTION_SESSION_COMMITTED) 19915 .putExtra(PackageInstaller.EXTRA_SESSION, sessionInfo) 19916 .putExtra(Intent.EXTRA_USER, UserHandle.of(userId)) 19917 .setPackage(launcherComponent.getPackageName()); 19918 mContext.sendBroadcastAsUser(launcherIntent, UserHandle.of(launcherUid)); 19919 } 19920 } 19921 } 19922 19923 /** 19924 * Report the 'Home' activity which is currently set as "always use this one". If non is set 19925 * then reports the most likely home activity or null if there are more than one. 19926 */ 19927 private ComponentName getDefaultHomeActivity(int userId) { 19928 List<ResolveInfo> allHomeCandidates = new ArrayList<>(); 19929 ComponentName cn = getHomeActivitiesAsUser(allHomeCandidates, userId); 19930 if (cn != null) { 19931 return cn; 19932 } 19933 19934 // Find the launcher with the highest priority and return that component if there are no 19935 // other home activity with the same priority. 19936 int lastPriority = Integer.MIN_VALUE; 19937 ComponentName lastComponent = null; 19938 final int size = allHomeCandidates.size(); 19939 for (int i = 0; i < size; i++) { 19940 final ResolveInfo ri = allHomeCandidates.get(i); 19941 if (ri.priority > lastPriority) { 19942 lastComponent = ri.activityInfo.getComponentName(); 19943 lastPriority = ri.priority; 19944 } else if (ri.priority == lastPriority) { 19945 // Two components found with same priority. 19946 lastComponent = null; 19947 } 19948 } 19949 return lastComponent; 19950 } 19951 19952 private Intent getHomeIntent() { 19953 Intent intent = new Intent(Intent.ACTION_MAIN); 19954 intent.addCategory(Intent.CATEGORY_HOME); 19955 intent.addCategory(Intent.CATEGORY_DEFAULT); 19956 return intent; 19957 } 19958 19959 private IntentFilter getHomeFilter() { 19960 IntentFilter filter = new IntentFilter(Intent.ACTION_MAIN); 19961 filter.addCategory(Intent.CATEGORY_HOME); 19962 filter.addCategory(Intent.CATEGORY_DEFAULT); 19963 return filter; 19964 } 19965 19966 ComponentName getHomeActivitiesAsUser(List<ResolveInfo> allHomeCandidates, 19967 int userId) { 19968 Intent intent = getHomeIntent(); 19969 List<ResolveInfo> list = queryIntentActivitiesInternal(intent, null, 19970 PackageManager.GET_META_DATA, userId); 19971 ResolveInfo preferred = findPreferredActivity(intent, null, 0, list, 0, 19972 true, false, false, userId); 19973 19974 allHomeCandidates.clear(); 19975 if (list != null) { 19976 for (ResolveInfo ri : list) { 19977 allHomeCandidates.add(ri); 19978 } 19979 } 19980 return (preferred == null || preferred.activityInfo == null) 19981 ? null 19982 : new ComponentName(preferred.activityInfo.packageName, 19983 preferred.activityInfo.name); 19984 } 19985 19986 @Override 19987 public void setHomeActivity(ComponentName comp, int userId) { 19988 if (getInstantAppPackageName(Binder.getCallingUid()) != null) { 19989 return; 19990 } 19991 ArrayList<ResolveInfo> homeActivities = new ArrayList<>(); 19992 getHomeActivitiesAsUser(homeActivities, userId); 19993 19994 boolean found = false; 19995 19996 final int size = homeActivities.size(); 19997 final ComponentName[] set = new ComponentName[size]; 19998 for (int i = 0; i < size; i++) { 19999 final ResolveInfo candidate = homeActivities.get(i); 20000 final ActivityInfo info = candidate.activityInfo; 20001 final ComponentName activityName = new ComponentName(info.packageName, info.name); 20002 set[i] = activityName; 20003 if (!found && activityName.equals(comp)) { 20004 found = true; 20005 } 20006 } 20007 if (!found) { 20008 throw new IllegalArgumentException("Component " + comp + " cannot be home on user " 20009 + userId); 20010 } 20011 replacePreferredActivity(getHomeFilter(), IntentFilter.MATCH_CATEGORY_EMPTY, 20012 set, comp, userId); 20013 } 20014 20015 private @Nullable String getSetupWizardPackageName() { 20016 final Intent intent = new Intent(Intent.ACTION_MAIN); 20017 intent.addCategory(Intent.CATEGORY_SETUP_WIZARD); 20018 20019 final List<ResolveInfo> matches = queryIntentActivitiesInternal(intent, null, 20020 MATCH_SYSTEM_ONLY | MATCH_DIRECT_BOOT_AWARE | MATCH_DIRECT_BOOT_UNAWARE 20021 | MATCH_DISABLED_COMPONENTS, 20022 UserHandle.myUserId()); 20023 if (matches.size() == 1) { 20024 return matches.get(0).getComponentInfo().packageName; 20025 } else { 20026 Slog.e(TAG, "There should probably be exactly one setup wizard; found " + matches.size() 20027 + ": matches=" + matches); 20028 return null; 20029 } 20030 } 20031 20032 private @Nullable String getStorageManagerPackageName() { 20033 final Intent intent = new Intent(StorageManager.ACTION_MANAGE_STORAGE); 20034 20035 final List<ResolveInfo> matches = queryIntentActivitiesInternal(intent, null, 20036 MATCH_SYSTEM_ONLY | MATCH_DIRECT_BOOT_AWARE | MATCH_DIRECT_BOOT_UNAWARE 20037 | MATCH_DISABLED_COMPONENTS, 20038 UserHandle.myUserId()); 20039 if (matches.size() == 1) { 20040 return matches.get(0).getComponentInfo().packageName; 20041 } else { 20042 Slog.e(TAG, "There should probably be exactly one storage manager; found " 20043 + matches.size() + ": matches=" + matches); 20044 return null; 20045 } 20046 } 20047 20048 @Override 20049 public void setApplicationEnabledSetting(String appPackageName, 20050 int newState, int flags, int userId, String callingPackage) { 20051 if (!sUserManager.exists(userId)) return; 20052 if (callingPackage == null) { 20053 callingPackage = Integer.toString(Binder.getCallingUid()); 20054 } 20055 setEnabledSetting(appPackageName, null, newState, flags, userId, callingPackage); 20056 } 20057 20058 @Override 20059 public void setUpdateAvailable(String packageName, boolean updateAvailable) { 20060 mContext.enforceCallingOrSelfPermission(android.Manifest.permission.INSTALL_PACKAGES, null); 20061 synchronized (mPackages) { 20062 final PackageSetting pkgSetting = mSettings.mPackages.get(packageName); 20063 if (pkgSetting != null) { 20064 pkgSetting.setUpdateAvailable(updateAvailable); 20065 } 20066 } 20067 } 20068 20069 @Override 20070 public void setComponentEnabledSetting(ComponentName componentName, 20071 int newState, int flags, int userId) { 20072 if (!sUserManager.exists(userId)) return; 20073 setEnabledSetting(componentName.getPackageName(), 20074 componentName.getClassName(), newState, flags, userId, null); 20075 } 20076 20077 private void setEnabledSetting(final String packageName, String className, int newState, 20078 final int flags, int userId, String callingPackage) { 20079 if (!(newState == COMPONENT_ENABLED_STATE_DEFAULT 20080 || newState == COMPONENT_ENABLED_STATE_ENABLED 20081 || newState == COMPONENT_ENABLED_STATE_DISABLED 20082 || newState == COMPONENT_ENABLED_STATE_DISABLED_USER 20083 || newState == COMPONENT_ENABLED_STATE_DISABLED_UNTIL_USED)) { 20084 throw new IllegalArgumentException("Invalid new component state: " 20085 + newState); 20086 } 20087 PackageSetting pkgSetting; 20088 final int callingUid = Binder.getCallingUid(); 20089 final int permission; 20090 if (callingUid == Process.SYSTEM_UID) { 20091 permission = PackageManager.PERMISSION_GRANTED; 20092 } else { 20093 permission = mContext.checkCallingOrSelfPermission( 20094 android.Manifest.permission.CHANGE_COMPONENT_ENABLED_STATE); 20095 } 20096 mPermissionManager.enforceCrossUserPermission(callingUid, userId, 20097 false /* requireFullPermission */, true /* checkShell */, "set enabled"); 20098 final boolean allowedByPermission = (permission == PackageManager.PERMISSION_GRANTED); 20099 boolean sendNow = false; 20100 boolean isApp = (className == null); 20101 final boolean isCallerInstantApp = (getInstantAppPackageName(callingUid) != null); 20102 String componentName = isApp ? packageName : className; 20103 int packageUid = -1; 20104 ArrayList<String> components; 20105 20106 // reader 20107 synchronized (mPackages) { 20108 pkgSetting = mSettings.mPackages.get(packageName); 20109 if (pkgSetting == null) { 20110 if (!isCallerInstantApp) { 20111 if (className == null) { 20112 throw new IllegalArgumentException("Unknown package: " + packageName); 20113 } 20114 throw new IllegalArgumentException( 20115 "Unknown component: " + packageName + "/" + className); 20116 } else { 20117 // throw SecurityException to prevent leaking package information 20118 throw new SecurityException( 20119 "Attempt to change component state; " 20120 + "pid=" + Binder.getCallingPid() 20121 + ", uid=" + callingUid 20122 + (className == null 20123 ? ", package=" + packageName 20124 : ", component=" + packageName + "/" + className)); 20125 } 20126 } 20127 } 20128 20129 // Limit who can change which apps 20130 if (!UserHandle.isSameApp(callingUid, pkgSetting.appId)) { 20131 // Don't allow apps that don't have permission to modify other apps 20132 if (!allowedByPermission 20133 || filterAppAccessLPr(pkgSetting, callingUid, userId)) { 20134 throw new SecurityException( 20135 "Attempt to change component state; " 20136 + "pid=" + Binder.getCallingPid() 20137 + ", uid=" + callingUid 20138 + (className == null 20139 ? ", package=" + packageName 20140 : ", component=" + packageName + "/" + className)); 20141 } 20142 // Don't allow changing protected packages. 20143 if (mProtectedPackages.isPackageStateProtected(userId, packageName)) { 20144 throw new SecurityException("Cannot disable a protected package: " + packageName); 20145 } 20146 } 20147 20148 synchronized (mPackages) { 20149 if (callingUid == Process.SHELL_UID 20150 && (pkgSetting.pkgFlags & ApplicationInfo.FLAG_TEST_ONLY) == 0) { 20151 // Shell can only change whole packages between ENABLED and DISABLED_USER states 20152 // unless it is a test package. 20153 int oldState = pkgSetting.getEnabled(userId); 20154 if (className == null 20155 && 20156 (oldState == COMPONENT_ENABLED_STATE_DISABLED_USER 20157 || oldState == COMPONENT_ENABLED_STATE_DEFAULT 20158 || oldState == COMPONENT_ENABLED_STATE_ENABLED) 20159 && 20160 (newState == COMPONENT_ENABLED_STATE_DISABLED_USER 20161 || newState == COMPONENT_ENABLED_STATE_DEFAULT 20162 || newState == COMPONENT_ENABLED_STATE_ENABLED)) { 20163 // ok 20164 } else { 20165 throw new SecurityException( 20166 "Shell cannot change component state for " + packageName + "/" 20167 + className + " to " + newState); 20168 } 20169 } 20170 } 20171 if (className == null) { 20172 // We're dealing with an application/package level state change 20173 synchronized (mPackages) { 20174 if (pkgSetting.getEnabled(userId) == newState) { 20175 // Nothing to do 20176 return; 20177 } 20178 } 20179 // If we're enabling a system stub, there's a little more work to do. 20180 // Prior to enabling the package, we need to decompress the APK(s) to the 20181 // data partition and then replace the version on the system partition. 20182 final PackageParser.Package deletedPkg = pkgSetting.pkg; 20183 final boolean isSystemStub = deletedPkg.isStub 20184 && deletedPkg.isSystem(); 20185 if (isSystemStub 20186 && (newState == PackageManager.COMPONENT_ENABLED_STATE_DEFAULT 20187 || newState == PackageManager.COMPONENT_ENABLED_STATE_ENABLED)) { 20188 final File codePath = decompressPackage(deletedPkg); 20189 if (codePath == null) { 20190 Slog.e(TAG, "couldn't decompress pkg: " + pkgSetting.name); 20191 return; 20192 } 20193 // TODO remove direct parsing of the package object during internal cleanup 20194 // of scan package 20195 // We need to call parse directly here for no other reason than we need 20196 // the new package in order to disable the old one [we use the information 20197 // for some internal optimization to optionally create a new package setting 20198 // object on replace]. However, we can't get the package from the scan 20199 // because the scan modifies live structures and we need to remove the 20200 // old [system] package from the system before a scan can be attempted. 20201 // Once scan is indempotent we can remove this parse and use the package 20202 // object we scanned, prior to adding it to package settings. 20203 final PackageParser pp = new PackageParser(); 20204 pp.setSeparateProcesses(mSeparateProcesses); 20205 pp.setDisplayMetrics(mMetrics); 20206 pp.setCallback(mPackageParserCallback); 20207 final PackageParser.Package tmpPkg; 20208 try { 20209 final @ParseFlags int parseFlags = mDefParseFlags 20210 | PackageParser.PARSE_MUST_BE_APK 20211 | PackageParser.PARSE_IS_SYSTEM_DIR; 20212 tmpPkg = pp.parsePackage(codePath, parseFlags); 20213 } catch (PackageParserException e) { 20214 Slog.w(TAG, "Failed to parse compressed system package:" + pkgSetting.name, e); 20215 return; 20216 } 20217 synchronized (mInstallLock) { 20218 // Disable the stub and remove any package entries 20219 removePackageLI(deletedPkg, true); 20220 synchronized (mPackages) { 20221 disableSystemPackageLPw(deletedPkg, tmpPkg); 20222 } 20223 final PackageParser.Package pkg; 20224 try (PackageFreezer freezer = 20225 freezePackage(deletedPkg.packageName, "setEnabledSetting")) { 20226 final int parseFlags = mDefParseFlags | PackageParser.PARSE_CHATTY 20227 | PackageParser.PARSE_ENFORCE_CODE; 20228 pkg = scanPackageTracedLI(codePath, parseFlags, 0 /*scanFlags*/, 20229 0 /*currentTime*/, null /*user*/); 20230 prepareAppDataAfterInstallLIF(pkg); 20231 synchronized (mPackages) { 20232 try { 20233 updateSharedLibrariesLPr(pkg, null); 20234 } catch (PackageManagerException e) { 20235 Slog.e(TAG, "updateAllSharedLibrariesLPw failed: ", e); 20236 } 20237 mPermissionManager.updatePermissions( 20238 pkg.packageName, pkg, true, mPackages.values(), 20239 mPermissionCallback); 20240 mSettings.writeLPr(); 20241 } 20242 } catch (PackageManagerException e) { 20243 // Whoops! Something went wrong; try to roll back to the stub 20244 Slog.w(TAG, "Failed to install compressed system package:" 20245 + pkgSetting.name, e); 20246 // Remove the failed install 20247 removeCodePathLI(codePath); 20248 20249 // Install the system package 20250 try (PackageFreezer freezer = 20251 freezePackage(deletedPkg.packageName, "setEnabledSetting")) { 20252 synchronized (mPackages) { 20253 // NOTE: The system package always needs to be enabled; even 20254 // if it's for a compressed stub. If we don't, installing the 20255 // system package fails during scan [scanning checks the disabled 20256 // packages]. We will reverse this later, after we've "installed" 20257 // the stub. 20258 // This leaves us in a fragile state; the stub should never be 20259 // enabled, so, cross your fingers and hope nothing goes wrong 20260 // until we can disable the package later. 20261 enableSystemPackageLPw(deletedPkg); 20262 } 20263 installPackageFromSystemLIF(deletedPkg.codePath, 20264 false /*isPrivileged*/, null /*allUserHandles*/, 20265 null /*origUserHandles*/, null /*origPermissionsState*/, 20266 true /*writeSettings*/); 20267 } catch (PackageManagerException pme) { 20268 Slog.w(TAG, "Failed to restore system package:" 20269 + deletedPkg.packageName, pme); 20270 } finally { 20271 synchronized (mPackages) { 20272 mSettings.disableSystemPackageLPw( 20273 deletedPkg.packageName, true /*replaced*/); 20274 mSettings.writeLPr(); 20275 } 20276 } 20277 return; 20278 } 20279 clearAppDataLIF(pkg, UserHandle.USER_ALL, FLAG_STORAGE_DE 20280 | FLAG_STORAGE_CE | Installer.FLAG_CLEAR_CODE_CACHE_ONLY); 20281 clearAppProfilesLIF(pkg, UserHandle.USER_ALL); 20282 mDexManager.notifyPackageUpdated(pkg.packageName, 20283 pkg.baseCodePath, pkg.splitCodePaths); 20284 } 20285 } 20286 if (newState == PackageManager.COMPONENT_ENABLED_STATE_DEFAULT 20287 || newState == PackageManager.COMPONENT_ENABLED_STATE_ENABLED) { 20288 // Don't care about who enables an app. 20289 callingPackage = null; 20290 } 20291 synchronized (mPackages) { 20292 pkgSetting.setEnabled(newState, userId, callingPackage); 20293 } 20294 } else { 20295 synchronized (mPackages) { 20296 // We're dealing with a component level state change 20297 // First, verify that this is a valid class name. 20298 PackageParser.Package pkg = pkgSetting.pkg; 20299 if (pkg == null || !pkg.hasComponentClassName(className)) { 20300 if (pkg != null && 20301 pkg.applicationInfo.targetSdkVersion >= 20302 Build.VERSION_CODES.JELLY_BEAN) { 20303 throw new IllegalArgumentException("Component class " + className 20304 + " does not exist in " + packageName); 20305 } else { 20306 Slog.w(TAG, "Failed setComponentEnabledSetting: component class " 20307 + className + " does not exist in " + packageName); 20308 } 20309 } 20310 switch (newState) { 20311 case COMPONENT_ENABLED_STATE_ENABLED: 20312 if (!pkgSetting.enableComponentLPw(className, userId)) { 20313 return; 20314 } 20315 break; 20316 case COMPONENT_ENABLED_STATE_DISABLED: 20317 if (!pkgSetting.disableComponentLPw(className, userId)) { 20318 return; 20319 } 20320 break; 20321 case COMPONENT_ENABLED_STATE_DEFAULT: 20322 if (!pkgSetting.restoreComponentLPw(className, userId)) { 20323 return; 20324 } 20325 break; 20326 default: 20327 Slog.e(TAG, "Invalid new component state: " + newState); 20328 return; 20329 } 20330 } 20331 } 20332 synchronized (mPackages) { 20333 scheduleWritePackageRestrictionsLocked(userId); 20334 updateSequenceNumberLP(pkgSetting, new int[] { userId }); 20335 final long callingId = Binder.clearCallingIdentity(); 20336 try { 20337 updateInstantAppInstallerLocked(packageName); 20338 } finally { 20339 Binder.restoreCallingIdentity(callingId); 20340 } 20341 components = mPendingBroadcasts.get(userId, packageName); 20342 final boolean newPackage = components == null; 20343 if (newPackage) { 20344 components = new ArrayList<String>(); 20345 } 20346 if (!components.contains(componentName)) { 20347 components.add(componentName); 20348 } 20349 if ((flags&PackageManager.DONT_KILL_APP) == 0) { 20350 sendNow = true; 20351 // Purge entry from pending broadcast list if another one exists already 20352 // since we are sending one right away. 20353 mPendingBroadcasts.remove(userId, packageName); 20354 } else { 20355 if (newPackage) { 20356 mPendingBroadcasts.put(userId, packageName, components); 20357 } 20358 if (!mHandler.hasMessages(SEND_PENDING_BROADCAST)) { 20359 // Schedule a message 20360 mHandler.sendEmptyMessageDelayed(SEND_PENDING_BROADCAST, BROADCAST_DELAY); 20361 } 20362 } 20363 } 20364 20365 long callingId = Binder.clearCallingIdentity(); 20366 try { 20367 if (sendNow) { 20368 packageUid = UserHandle.getUid(userId, pkgSetting.appId); 20369 sendPackageChangedBroadcast(packageName, 20370 (flags&PackageManager.DONT_KILL_APP) != 0, components, packageUid); 20371 } 20372 } finally { 20373 Binder.restoreCallingIdentity(callingId); 20374 } 20375 } 20376 20377 @Override 20378 public void flushPackageRestrictionsAsUser(int userId) { 20379 if (getInstantAppPackageName(Binder.getCallingUid()) != null) { 20380 return; 20381 } 20382 if (!sUserManager.exists(userId)) { 20383 return; 20384 } 20385 mPermissionManager.enforceCrossUserPermission(Binder.getCallingUid(), userId, false /* requireFullPermission*/, 20386 false /* checkShell */, "flushPackageRestrictions"); 20387 synchronized (mPackages) { 20388 mSettings.writePackageRestrictionsLPr(userId); 20389 mDirtyUsers.remove(userId); 20390 if (mDirtyUsers.isEmpty()) { 20391 mHandler.removeMessages(WRITE_PACKAGE_RESTRICTIONS); 20392 } 20393 } 20394 } 20395 20396 private void sendPackageChangedBroadcast(String packageName, 20397 boolean killFlag, ArrayList<String> componentNames, int packageUid) { 20398 if (DEBUG_INSTALL) 20399 Log.v(TAG, "Sending package changed: package=" + packageName + " components=" 20400 + componentNames); 20401 Bundle extras = new Bundle(4); 20402 extras.putString(Intent.EXTRA_CHANGED_COMPONENT_NAME, componentNames.get(0)); 20403 String nameList[] = new String[componentNames.size()]; 20404 componentNames.toArray(nameList); 20405 extras.putStringArray(Intent.EXTRA_CHANGED_COMPONENT_NAME_LIST, nameList); 20406 extras.putBoolean(Intent.EXTRA_DONT_KILL_APP, killFlag); 20407 extras.putInt(Intent.EXTRA_UID, packageUid); 20408 // If this is not reporting a change of the overall package, then only send it 20409 // to registered receivers. We don't want to launch a swath of apps for every 20410 // little component state change. 20411 final int flags = !componentNames.contains(packageName) 20412 ? Intent.FLAG_RECEIVER_REGISTERED_ONLY : 0; 20413 final int userId = UserHandle.getUserId(packageUid); 20414 final boolean isInstantApp = isInstantApp(packageName, userId); 20415 final int[] userIds = isInstantApp ? EMPTY_INT_ARRAY : new int[] { userId }; 20416 final int[] instantUserIds = isInstantApp ? new int[] { userId } : EMPTY_INT_ARRAY; 20417 sendPackageBroadcast(Intent.ACTION_PACKAGE_CHANGED, packageName, extras, flags, null, null, 20418 userIds, instantUserIds); 20419 } 20420 20421 @Override 20422 public void setPackageStoppedState(String packageName, boolean stopped, int userId) { 20423 if (!sUserManager.exists(userId)) return; 20424 final int callingUid = Binder.getCallingUid(); 20425 if (getInstantAppPackageName(callingUid) != null) { 20426 return; 20427 } 20428 final int permission = mContext.checkCallingOrSelfPermission( 20429 android.Manifest.permission.CHANGE_COMPONENT_ENABLED_STATE); 20430 final boolean allowedByPermission = (permission == PackageManager.PERMISSION_GRANTED); 20431 mPermissionManager.enforceCrossUserPermission(callingUid, userId, 20432 true /* requireFullPermission */, true /* checkShell */, "stop package"); 20433 // writer 20434 synchronized (mPackages) { 20435 final PackageSetting ps = mSettings.mPackages.get(packageName); 20436 if (!filterAppAccessLPr(ps, callingUid, userId) 20437 && mSettings.setPackageStoppedStateLPw(this, packageName, stopped, 20438 allowedByPermission, callingUid, userId)) { 20439 scheduleWritePackageRestrictionsLocked(userId); 20440 } 20441 } 20442 } 20443 20444 @Override 20445 public String getInstallerPackageName(String packageName) { 20446 final int callingUid = Binder.getCallingUid(); 20447 if (getInstantAppPackageName(callingUid) != null) { 20448 return null; 20449 } 20450 // reader 20451 synchronized (mPackages) { 20452 final PackageSetting ps = mSettings.mPackages.get(packageName); 20453 if (filterAppAccessLPr(ps, callingUid, UserHandle.getUserId(callingUid))) { 20454 return null; 20455 } 20456 return mSettings.getInstallerPackageNameLPr(packageName); 20457 } 20458 } 20459 20460 public boolean isOrphaned(String packageName) { 20461 // reader 20462 synchronized (mPackages) { 20463 return mSettings.isOrphaned(packageName); 20464 } 20465 } 20466 20467 @Override 20468 public int getApplicationEnabledSetting(String packageName, int userId) { 20469 if (!sUserManager.exists(userId)) return COMPONENT_ENABLED_STATE_DISABLED; 20470 int callingUid = Binder.getCallingUid(); 20471 mPermissionManager.enforceCrossUserPermission(callingUid, userId, 20472 false /* requireFullPermission */, false /* checkShell */, "get enabled"); 20473 // reader 20474 synchronized (mPackages) { 20475 if (filterAppAccessLPr(mSettings.getPackageLPr(packageName), callingUid, userId)) { 20476 return COMPONENT_ENABLED_STATE_DISABLED; 20477 } 20478 return mSettings.getApplicationEnabledSettingLPr(packageName, userId); 20479 } 20480 } 20481 20482 @Override 20483 public int getComponentEnabledSetting(ComponentName component, int userId) { 20484 if (!sUserManager.exists(userId)) return COMPONENT_ENABLED_STATE_DISABLED; 20485 int callingUid = Binder.getCallingUid(); 20486 mPermissionManager.enforceCrossUserPermission(callingUid, userId, 20487 false /*requireFullPermission*/, false /*checkShell*/, "getComponentEnabled"); 20488 synchronized (mPackages) { 20489 if (filterAppAccessLPr(mSettings.getPackageLPr(component.getPackageName()), callingUid, 20490 component, TYPE_UNKNOWN, userId)) { 20491 return COMPONENT_ENABLED_STATE_DISABLED; 20492 } 20493 return mSettings.getComponentEnabledSettingLPr(component, userId); 20494 } 20495 } 20496 20497 @Override 20498 public void enterSafeMode() { 20499 enforceSystemOrRoot("Only the system can request entering safe mode"); 20500 20501 if (!mSystemReady) { 20502 mSafeMode = true; 20503 } 20504 } 20505 20506 @Override 20507 public void systemReady() { 20508 enforceSystemOrRoot("Only the system can claim the system is ready"); 20509 20510 mSystemReady = true; 20511 final ContentResolver resolver = mContext.getContentResolver(); 20512 ContentObserver co = new ContentObserver(mHandler) { 20513 @Override 20514 public void onChange(boolean selfChange) { 20515 mEphemeralAppsDisabled = 20516 (Global.getInt(resolver, Global.ENABLE_EPHEMERAL_FEATURE, 1) == 0) || 20517 (Secure.getInt(resolver, Secure.INSTANT_APPS_ENABLED, 1) == 0); 20518 } 20519 }; 20520 mContext.getContentResolver().registerContentObserver(android.provider.Settings.Global 20521 .getUriFor(Global.ENABLE_EPHEMERAL_FEATURE), 20522 false, co, UserHandle.USER_SYSTEM); 20523 mContext.getContentResolver().registerContentObserver(android.provider.Settings.Global 20524 .getUriFor(Secure.INSTANT_APPS_ENABLED), false, co, UserHandle.USER_SYSTEM); 20525 co.onChange(true); 20526 20527 // This observer provides an one directional mapping from Global.PRIV_APP_OOB_ENABLED to 20528 // pm.dexopt.priv-apps-oob property. This is only for experiment and should be removed once 20529 // it is done. 20530 ContentObserver privAppOobObserver = new ContentObserver(mHandler) { 20531 @Override 20532 public void onChange(boolean selfChange) { 20533 int oobEnabled = Global.getInt(resolver, Global.PRIV_APP_OOB_ENABLED, 0); 20534 SystemProperties.set(PROPERTY_NAME_PM_DEXOPT_PRIV_APPS_OOB, 20535 oobEnabled == 1 ? "true" : "false"); 20536 } 20537 }; 20538 mContext.getContentResolver().registerContentObserver( 20539 Global.getUriFor(Global.PRIV_APP_OOB_ENABLED), false, privAppOobObserver, 20540 UserHandle.USER_SYSTEM); 20541 // At boot, restore the value from the setting, which persists across reboot. 20542 privAppOobObserver.onChange(true); 20543 20544 // Disable any carrier apps. We do this very early in boot to prevent the apps from being 20545 // disabled after already being started. 20546 CarrierAppUtils.disableCarrierAppsUntilPrivileged(mContext.getOpPackageName(), this, 20547 mContext.getContentResolver(), UserHandle.USER_SYSTEM); 20548 20549 // Read the compatibilty setting when the system is ready. 20550 boolean compatibilityModeEnabled = android.provider.Settings.Global.getInt( 20551 mContext.getContentResolver(), 20552 android.provider.Settings.Global.COMPATIBILITY_MODE, 1) == 1; 20553 PackageParser.setCompatibilityModeEnabled(compatibilityModeEnabled); 20554 if (DEBUG_SETTINGS) { 20555 Log.d(TAG, "compatibility mode:" + compatibilityModeEnabled); 20556 } 20557 20558 int[] grantPermissionsUserIds = EMPTY_INT_ARRAY; 20559 20560 synchronized (mPackages) { 20561 // Verify that all of the preferred activity components actually 20562 // exist. It is possible for applications to be updated and at 20563 // that point remove a previously declared activity component that 20564 // had been set as a preferred activity. We try to clean this up 20565 // the next time we encounter that preferred activity, but it is 20566 // possible for the user flow to never be able to return to that 20567 // situation so here we do a sanity check to make sure we haven't 20568 // left any junk around. 20569 ArrayList<PreferredActivity> removed = new ArrayList<PreferredActivity>(); 20570 for (int i=0; i<mSettings.mPreferredActivities.size(); i++) { 20571 PreferredIntentResolver pir = mSettings.mPreferredActivities.valueAt(i); 20572 removed.clear(); 20573 for (PreferredActivity pa : pir.filterSet()) { 20574 if (mActivities.mActivities.get(pa.mPref.mComponent) == null) { 20575 removed.add(pa); 20576 } 20577 } 20578 if (removed.size() > 0) { 20579 for (int r=0; r<removed.size(); r++) { 20580 PreferredActivity pa = removed.get(r); 20581 Slog.w(TAG, "Removing dangling preferred activity: " 20582 + pa.mPref.mComponent); 20583 pir.removeFilter(pa); 20584 } 20585 mSettings.writePackageRestrictionsLPr( 20586 mSettings.mPreferredActivities.keyAt(i)); 20587 } 20588 } 20589 20590 for (int userId : UserManagerService.getInstance().getUserIds()) { 20591 if (!mSettings.areDefaultRuntimePermissionsGrantedLPr(userId)) { 20592 grantPermissionsUserIds = ArrayUtils.appendInt( 20593 grantPermissionsUserIds, userId); 20594 } 20595 } 20596 } 20597 sUserManager.systemReady(); 20598 // If we upgraded grant all default permissions before kicking off. 20599 for (int userId : grantPermissionsUserIds) { 20600 mDefaultPermissionPolicy.grantDefaultPermissions(userId); 20601 } 20602 20603 if (grantPermissionsUserIds == EMPTY_INT_ARRAY) { 20604 // If we did not grant default permissions, we preload from this the 20605 // default permission exceptions lazily to ensure we don't hit the 20606 // disk on a new user creation. 20607 mDefaultPermissionPolicy.scheduleReadDefaultPermissionExceptions(); 20608 } 20609 20610 // Now that we've scanned all packages, and granted any default 20611 // permissions, ensure permissions are updated. Beware of dragons if you 20612 // try optimizing this. 20613 synchronized (mPackages) { 20614 mPermissionManager.updateAllPermissions( 20615 StorageManager.UUID_PRIVATE_INTERNAL, false, mPackages.values(), 20616 mPermissionCallback); 20617 } 20618 20619 // Kick off any messages waiting for system ready 20620 if (mPostSystemReadyMessages != null) { 20621 for (Message msg : mPostSystemReadyMessages) { 20622 msg.sendToTarget(); 20623 } 20624 mPostSystemReadyMessages = null; 20625 } 20626 20627 // Watch for external volumes that come and go over time 20628 final StorageManager storage = mContext.getSystemService(StorageManager.class); 20629 storage.registerListener(mStorageListener); 20630 20631 mInstallerService.systemReady(); 20632 mPackageDexOptimizer.systemReady(); 20633 20634 StorageManagerInternal StorageManagerInternal = LocalServices.getService( 20635 StorageManagerInternal.class); 20636 StorageManagerInternal.addExternalStoragePolicy( 20637 new StorageManagerInternal.ExternalStorageMountPolicy() { 20638 @Override 20639 public int getMountMode(int uid, String packageName) { 20640 if (Process.isIsolated(uid)) { 20641 return Zygote.MOUNT_EXTERNAL_NONE; 20642 } 20643 if (checkUidPermission(WRITE_MEDIA_STORAGE, uid) == PERMISSION_GRANTED) { 20644 return Zygote.MOUNT_EXTERNAL_DEFAULT; 20645 } 20646 if (checkUidPermission(READ_EXTERNAL_STORAGE, uid) == PERMISSION_DENIED) { 20647 return Zygote.MOUNT_EXTERNAL_DEFAULT; 20648 } 20649 if (checkUidPermission(WRITE_EXTERNAL_STORAGE, uid) == PERMISSION_DENIED) { 20650 return Zygote.MOUNT_EXTERNAL_READ; 20651 } 20652 return Zygote.MOUNT_EXTERNAL_WRITE; 20653 } 20654 20655 @Override 20656 public boolean hasExternalStorage(int uid, String packageName) { 20657 return true; 20658 } 20659 }); 20660 20661 // Now that we're mostly running, clean up stale users and apps 20662 sUserManager.reconcileUsers(StorageManager.UUID_PRIVATE_INTERNAL); 20663 reconcileApps(StorageManager.UUID_PRIVATE_INTERNAL); 20664 20665 mPermissionManager.systemReady(); 20666 } 20667 20668 public void waitForAppDataPrepared() { 20669 if (mPrepareAppDataFuture == null) { 20670 return; 20671 } 20672 ConcurrentUtils.waitForFutureNoInterrupt(mPrepareAppDataFuture, "wait for prepareAppData"); 20673 mPrepareAppDataFuture = null; 20674 } 20675 20676 @Override 20677 public boolean isSafeMode() { 20678 // allow instant applications 20679 return mSafeMode; 20680 } 20681 20682 @Override 20683 public boolean hasSystemUidErrors() { 20684 // allow instant applications 20685 return mHasSystemUidErrors; 20686 } 20687 20688 static String arrayToString(int[] array) { 20689 StringBuffer buf = new StringBuffer(128); 20690 buf.append('['); 20691 if (array != null) { 20692 for (int i=0; i<array.length; i++) { 20693 if (i > 0) buf.append(", "); 20694 buf.append(array[i]); 20695 } 20696 } 20697 buf.append(']'); 20698 return buf.toString(); 20699 } 20700 20701 @Override 20702 public void onShellCommand(FileDescriptor in, FileDescriptor out, 20703 FileDescriptor err, String[] args, ShellCallback callback, 20704 ResultReceiver resultReceiver) { 20705 (new PackageManagerShellCommand(this)).exec( 20706 this, in, out, err, args, callback, resultReceiver); 20707 } 20708 20709 @Override 20710 protected void dump(FileDescriptor fd, PrintWriter pw, String[] args) { 20711 if (!DumpUtils.checkDumpAndUsageStatsPermission(mContext, TAG, pw)) return; 20712 20713 DumpState dumpState = new DumpState(); 20714 boolean fullPreferred = false; 20715 boolean checkin = false; 20716 20717 String packageName = null; 20718 ArraySet<String> permissionNames = null; 20719 20720 int opti = 0; 20721 while (opti < args.length) { 20722 String opt = args[opti]; 20723 if (opt == null || opt.length() <= 0 || opt.charAt(0) != '-') { 20724 break; 20725 } 20726 opti++; 20727 20728 if ("-a".equals(opt)) { 20729 // Right now we only know how to print all. 20730 } else if ("-h".equals(opt)) { 20731 pw.println("Package manager dump options:"); 20732 pw.println(" [-h] [-f] [--checkin] [cmd] ..."); 20733 pw.println(" --checkin: dump for a checkin"); 20734 pw.println(" -f: print details of intent filters"); 20735 pw.println(" -h: print this help"); 20736 pw.println(" cmd may be one of:"); 20737 pw.println(" l[ibraries]: list known shared libraries"); 20738 pw.println(" f[eatures]: list device features"); 20739 pw.println(" k[eysets]: print known keysets"); 20740 pw.println(" r[esolvers] [activity|service|receiver|content]: dump intent resolvers"); 20741 pw.println(" perm[issions]: dump permissions"); 20742 pw.println(" permission [name ...]: dump declaration and use of given permission"); 20743 pw.println(" pref[erred]: print preferred package settings"); 20744 pw.println(" preferred-xml [--full]: print preferred package settings as xml"); 20745 pw.println(" prov[iders]: dump content providers"); 20746 pw.println(" p[ackages]: dump installed packages"); 20747 pw.println(" s[hared-users]: dump shared user IDs"); 20748 pw.println(" m[essages]: print collected runtime messages"); 20749 pw.println(" v[erifiers]: print package verifier info"); 20750 pw.println(" d[omain-preferred-apps]: print domains preferred apps"); 20751 pw.println(" i[ntent-filter-verifiers]|ifv: print intent filter verifier info"); 20752 pw.println(" version: print database version info"); 20753 pw.println(" write: write current settings now"); 20754 pw.println(" installs: details about install sessions"); 20755 pw.println(" check-permission <permission> <package> [<user>]: does pkg hold perm?"); 20756 pw.println(" dexopt: dump dexopt state"); 20757 pw.println(" compiler-stats: dump compiler statistics"); 20758 pw.println(" enabled-overlays: dump list of enabled overlay packages"); 20759 pw.println(" service-permissions: dump permissions required by services"); 20760 pw.println(" <package.name>: info about given package"); 20761 return; 20762 } else if ("--checkin".equals(opt)) { 20763 checkin = true; 20764 } else if ("-f".equals(opt)) { 20765 dumpState.setOptionEnabled(DumpState.OPTION_SHOW_FILTERS); 20766 } else if ("--proto".equals(opt)) { 20767 dumpProto(fd); 20768 return; 20769 } else { 20770 pw.println("Unknown argument: " + opt + "; use -h for help"); 20771 } 20772 } 20773 20774 // Is the caller requesting to dump a particular piece of data? 20775 if (opti < args.length) { 20776 String cmd = args[opti]; 20777 opti++; 20778 // Is this a package name? 20779 if ("android".equals(cmd) || cmd.contains(".")) { 20780 packageName = cmd; 20781 // When dumping a single package, we always dump all of its 20782 // filter information since the amount of data will be reasonable. 20783 dumpState.setOptionEnabled(DumpState.OPTION_SHOW_FILTERS); 20784 } else if ("check-permission".equals(cmd)) { 20785 if (opti >= args.length) { 20786 pw.println("Error: check-permission missing permission argument"); 20787 return; 20788 } 20789 String perm = args[opti]; 20790 opti++; 20791 if (opti >= args.length) { 20792 pw.println("Error: check-permission missing package argument"); 20793 return; 20794 } 20795 20796 String pkg = args[opti]; 20797 opti++; 20798 int user = UserHandle.getUserId(Binder.getCallingUid()); 20799 if (opti < args.length) { 20800 try { 20801 user = Integer.parseInt(args[opti]); 20802 } catch (NumberFormatException e) { 20803 pw.println("Error: check-permission user argument is not a number: " 20804 + args[opti]); 20805 return; 20806 } 20807 } 20808 20809 // Normalize package name to handle renamed packages and static libs 20810 pkg = resolveInternalPackageNameLPr(pkg, PackageManager.VERSION_CODE_HIGHEST); 20811 20812 pw.println(checkPermission(perm, pkg, user)); 20813 return; 20814 } else if ("l".equals(cmd) || "libraries".equals(cmd)) { 20815 dumpState.setDump(DumpState.DUMP_LIBS); 20816 } else if ("f".equals(cmd) || "features".equals(cmd)) { 20817 dumpState.setDump(DumpState.DUMP_FEATURES); 20818 } else if ("r".equals(cmd) || "resolvers".equals(cmd)) { 20819 if (opti >= args.length) { 20820 dumpState.setDump(DumpState.DUMP_ACTIVITY_RESOLVERS 20821 | DumpState.DUMP_SERVICE_RESOLVERS 20822 | DumpState.DUMP_RECEIVER_RESOLVERS 20823 | DumpState.DUMP_CONTENT_RESOLVERS); 20824 } else { 20825 while (opti < args.length) { 20826 String name = args[opti]; 20827 if ("a".equals(name) || "activity".equals(name)) { 20828 dumpState.setDump(DumpState.DUMP_ACTIVITY_RESOLVERS); 20829 } else if ("s".equals(name) || "service".equals(name)) { 20830 dumpState.setDump(DumpState.DUMP_SERVICE_RESOLVERS); 20831 } else if ("r".equals(name) || "receiver".equals(name)) { 20832 dumpState.setDump(DumpState.DUMP_RECEIVER_RESOLVERS); 20833 } else if ("c".equals(name) || "content".equals(name)) { 20834 dumpState.setDump(DumpState.DUMP_CONTENT_RESOLVERS); 20835 } else { 20836 pw.println("Error: unknown resolver table type: " + name); 20837 return; 20838 } 20839 opti++; 20840 } 20841 } 20842 } else if ("perm".equals(cmd) || "permissions".equals(cmd)) { 20843 dumpState.setDump(DumpState.DUMP_PERMISSIONS); 20844 } else if ("permission".equals(cmd)) { 20845 if (opti >= args.length) { 20846 pw.println("Error: permission requires permission name"); 20847 return; 20848 } 20849 permissionNames = new ArraySet<>(); 20850 while (opti < args.length) { 20851 permissionNames.add(args[opti]); 20852 opti++; 20853 } 20854 dumpState.setDump(DumpState.DUMP_PERMISSIONS 20855 | DumpState.DUMP_PACKAGES | DumpState.DUMP_SHARED_USERS); 20856 } else if ("pref".equals(cmd) || "preferred".equals(cmd)) { 20857 dumpState.setDump(DumpState.DUMP_PREFERRED); 20858 } else if ("preferred-xml".equals(cmd)) { 20859 dumpState.setDump(DumpState.DUMP_PREFERRED_XML); 20860 if (opti < args.length && "--full".equals(args[opti])) { 20861 fullPreferred = true; 20862 opti++; 20863 } 20864 } else if ("d".equals(cmd) || "domain-preferred-apps".equals(cmd)) { 20865 dumpState.setDump(DumpState.DUMP_DOMAIN_PREFERRED); 20866 } else if ("p".equals(cmd) || "packages".equals(cmd)) { 20867 dumpState.setDump(DumpState.DUMP_PACKAGES); 20868 } else if ("s".equals(cmd) || "shared-users".equals(cmd)) { 20869 dumpState.setDump(DumpState.DUMP_SHARED_USERS); 20870 } else if ("prov".equals(cmd) || "providers".equals(cmd)) { 20871 dumpState.setDump(DumpState.DUMP_PROVIDERS); 20872 } else if ("m".equals(cmd) || "messages".equals(cmd)) { 20873 dumpState.setDump(DumpState.DUMP_MESSAGES); 20874 } else if ("v".equals(cmd) || "verifiers".equals(cmd)) { 20875 dumpState.setDump(DumpState.DUMP_VERIFIERS); 20876 } else if ("i".equals(cmd) || "ifv".equals(cmd) 20877 || "intent-filter-verifiers".equals(cmd)) { 20878 dumpState.setDump(DumpState.DUMP_INTENT_FILTER_VERIFIERS); 20879 } else if ("version".equals(cmd)) { 20880 dumpState.setDump(DumpState.DUMP_VERSION); 20881 } else if ("k".equals(cmd) || "keysets".equals(cmd)) { 20882 dumpState.setDump(DumpState.DUMP_KEYSETS); 20883 } else if ("installs".equals(cmd)) { 20884 dumpState.setDump(DumpState.DUMP_INSTALLS); 20885 } else if ("frozen".equals(cmd)) { 20886 dumpState.setDump(DumpState.DUMP_FROZEN); 20887 } else if ("volumes".equals(cmd)) { 20888 dumpState.setDump(DumpState.DUMP_VOLUMES); 20889 } else if ("dexopt".equals(cmd)) { 20890 dumpState.setDump(DumpState.DUMP_DEXOPT); 20891 } else if ("compiler-stats".equals(cmd)) { 20892 dumpState.setDump(DumpState.DUMP_COMPILER_STATS); 20893 } else if ("changes".equals(cmd)) { 20894 dumpState.setDump(DumpState.DUMP_CHANGES); 20895 } else if ("service-permissions".equals(cmd)) { 20896 dumpState.setDump(DumpState.DUMP_SERVICE_PERMISSIONS); 20897 } else if ("write".equals(cmd)) { 20898 synchronized (mPackages) { 20899 mSettings.writeLPr(); 20900 pw.println("Settings written."); 20901 return; 20902 } 20903 } 20904 } 20905 20906 if (checkin) { 20907 pw.println("vers,1"); 20908 } 20909 20910 // reader 20911 synchronized (mPackages) { 20912 if (dumpState.isDumping(DumpState.DUMP_VERSION) && packageName == null) { 20913 if (!checkin) { 20914 if (dumpState.onTitlePrinted()) 20915 pw.println(); 20916 pw.println("Database versions:"); 20917 mSettings.dumpVersionLPr(new IndentingPrintWriter(pw, " ")); 20918 } 20919 } 20920 20921 if (dumpState.isDumping(DumpState.DUMP_VERIFIERS) && packageName == null) { 20922 if (!checkin) { 20923 if (dumpState.onTitlePrinted()) 20924 pw.println(); 20925 pw.println("Verifiers:"); 20926 pw.print(" Required: "); 20927 pw.print(mRequiredVerifierPackage); 20928 pw.print(" (uid="); 20929 pw.print(getPackageUid(mRequiredVerifierPackage, MATCH_DEBUG_TRIAGED_MISSING, 20930 UserHandle.USER_SYSTEM)); 20931 pw.println(")"); 20932 } else if (mRequiredVerifierPackage != null) { 20933 pw.print("vrfy,"); pw.print(mRequiredVerifierPackage); 20934 pw.print(","); 20935 pw.println(getPackageUid(mRequiredVerifierPackage, MATCH_DEBUG_TRIAGED_MISSING, 20936 UserHandle.USER_SYSTEM)); 20937 } 20938 } 20939 20940 if (dumpState.isDumping(DumpState.DUMP_INTENT_FILTER_VERIFIERS) && 20941 packageName == null) { 20942 if (mIntentFilterVerifierComponent != null) { 20943 String verifierPackageName = mIntentFilterVerifierComponent.getPackageName(); 20944 if (!checkin) { 20945 if (dumpState.onTitlePrinted()) 20946 pw.println(); 20947 pw.println("Intent Filter Verifier:"); 20948 pw.print(" Using: "); 20949 pw.print(verifierPackageName); 20950 pw.print(" (uid="); 20951 pw.print(getPackageUid(verifierPackageName, MATCH_DEBUG_TRIAGED_MISSING, 20952 UserHandle.USER_SYSTEM)); 20953 pw.println(")"); 20954 } else if (verifierPackageName != null) { 20955 pw.print("ifv,"); pw.print(verifierPackageName); 20956 pw.print(","); 20957 pw.println(getPackageUid(verifierPackageName, MATCH_DEBUG_TRIAGED_MISSING, 20958 UserHandle.USER_SYSTEM)); 20959 } 20960 } else { 20961 pw.println(); 20962 pw.println("No Intent Filter Verifier available!"); 20963 } 20964 } 20965 20966 if (dumpState.isDumping(DumpState.DUMP_LIBS) && packageName == null) { 20967 boolean printedHeader = false; 20968 final Iterator<String> it = mSharedLibraries.keySet().iterator(); 20969 while (it.hasNext()) { 20970 String libName = it.next(); 20971 LongSparseArray<SharedLibraryEntry> versionedLib 20972 = mSharedLibraries.get(libName); 20973 if (versionedLib == null) { 20974 continue; 20975 } 20976 final int versionCount = versionedLib.size(); 20977 for (int i = 0; i < versionCount; i++) { 20978 SharedLibraryEntry libEntry = versionedLib.valueAt(i); 20979 if (!checkin) { 20980 if (!printedHeader) { 20981 if (dumpState.onTitlePrinted()) 20982 pw.println(); 20983 pw.println("Libraries:"); 20984 printedHeader = true; 20985 } 20986 pw.print(" "); 20987 } else { 20988 pw.print("lib,"); 20989 } 20990 pw.print(libEntry.info.getName()); 20991 if (libEntry.info.isStatic()) { 20992 pw.print(" version=" + libEntry.info.getLongVersion()); 20993 } 20994 if (!checkin) { 20995 pw.print(" -> "); 20996 } 20997 if (libEntry.path != null) { 20998 pw.print(" (jar) "); 20999 pw.print(libEntry.path); 21000 } else { 21001 pw.print(" (apk) "); 21002 pw.print(libEntry.apk); 21003 } 21004 pw.println(); 21005 } 21006 } 21007 } 21008 21009 if (dumpState.isDumping(DumpState.DUMP_FEATURES) && packageName == null) { 21010 if (dumpState.onTitlePrinted()) 21011 pw.println(); 21012 if (!checkin) { 21013 pw.println("Features:"); 21014 } 21015 21016 synchronized (mAvailableFeatures) { 21017 for (FeatureInfo feat : mAvailableFeatures.values()) { 21018 if (checkin) { 21019 pw.print("feat,"); 21020 pw.print(feat.name); 21021 pw.print(","); 21022 pw.println(feat.version); 21023 } else { 21024 pw.print(" "); 21025 pw.print(feat.name); 21026 if (feat.version > 0) { 21027 pw.print(" version="); 21028 pw.print(feat.version); 21029 } 21030 pw.println(); 21031 } 21032 } 21033 } 21034 } 21035 21036 if (!checkin && dumpState.isDumping(DumpState.DUMP_ACTIVITY_RESOLVERS)) { 21037 if (mActivities.dump(pw, dumpState.getTitlePrinted() ? "\nActivity Resolver Table:" 21038 : "Activity Resolver Table:", " ", packageName, 21039 dumpState.isOptionEnabled(DumpState.OPTION_SHOW_FILTERS), true)) { 21040 dumpState.setTitlePrinted(true); 21041 } 21042 } 21043 if (!checkin && dumpState.isDumping(DumpState.DUMP_RECEIVER_RESOLVERS)) { 21044 if (mReceivers.dump(pw, dumpState.getTitlePrinted() ? "\nReceiver Resolver Table:" 21045 : "Receiver Resolver Table:", " ", packageName, 21046 dumpState.isOptionEnabled(DumpState.OPTION_SHOW_FILTERS), true)) { 21047 dumpState.setTitlePrinted(true); 21048 } 21049 } 21050 if (!checkin && dumpState.isDumping(DumpState.DUMP_SERVICE_RESOLVERS)) { 21051 if (mServices.dump(pw, dumpState.getTitlePrinted() ? "\nService Resolver Table:" 21052 : "Service Resolver Table:", " ", packageName, 21053 dumpState.isOptionEnabled(DumpState.OPTION_SHOW_FILTERS), true)) { 21054 dumpState.setTitlePrinted(true); 21055 } 21056 } 21057 if (!checkin && dumpState.isDumping(DumpState.DUMP_CONTENT_RESOLVERS)) { 21058 if (mProviders.dump(pw, dumpState.getTitlePrinted() ? "\nProvider Resolver Table:" 21059 : "Provider Resolver Table:", " ", packageName, 21060 dumpState.isOptionEnabled(DumpState.OPTION_SHOW_FILTERS), true)) { 21061 dumpState.setTitlePrinted(true); 21062 } 21063 } 21064 21065 if (!checkin && dumpState.isDumping(DumpState.DUMP_PREFERRED)) { 21066 for (int i=0; i<mSettings.mPreferredActivities.size(); i++) { 21067 PreferredIntentResolver pir = mSettings.mPreferredActivities.valueAt(i); 21068 int user = mSettings.mPreferredActivities.keyAt(i); 21069 if (pir.dump(pw, 21070 dumpState.getTitlePrinted() 21071 ? "\nPreferred Activities User " + user + ":" 21072 : "Preferred Activities User " + user + ":", " ", 21073 packageName, true, false)) { 21074 dumpState.setTitlePrinted(true); 21075 } 21076 } 21077 } 21078 21079 if (!checkin && dumpState.isDumping(DumpState.DUMP_PREFERRED_XML)) { 21080 pw.flush(); 21081 FileOutputStream fout = new FileOutputStream(fd); 21082 BufferedOutputStream str = new BufferedOutputStream(fout); 21083 XmlSerializer serializer = new FastXmlSerializer(); 21084 try { 21085 serializer.setOutput(str, StandardCharsets.UTF_8.name()); 21086 serializer.startDocument(null, true); 21087 serializer.setFeature( 21088 "http://xmlpull.org/v1/doc/features.html#indent-output", true); 21089 mSettings.writePreferredActivitiesLPr(serializer, 0, fullPreferred); 21090 serializer.endDocument(); 21091 serializer.flush(); 21092 } catch (IllegalArgumentException e) { 21093 pw.println("Failed writing: " + e); 21094 } catch (IllegalStateException e) { 21095 pw.println("Failed writing: " + e); 21096 } catch (IOException e) { 21097 pw.println("Failed writing: " + e); 21098 } 21099 } 21100 21101 if (!checkin 21102 && dumpState.isDumping(DumpState.DUMP_DOMAIN_PREFERRED) 21103 && packageName == null) { 21104 pw.println(); 21105 int count = mSettings.mPackages.size(); 21106 if (count == 0) { 21107 pw.println("No applications!"); 21108 pw.println(); 21109 } else { 21110 final String prefix = " "; 21111 Collection<PackageSetting> allPackageSettings = mSettings.mPackages.values(); 21112 if (allPackageSettings.size() == 0) { 21113 pw.println("No domain preferred apps!"); 21114 pw.println(); 21115 } else { 21116 pw.println("App verification status:"); 21117 pw.println(); 21118 count = 0; 21119 for (PackageSetting ps : allPackageSettings) { 21120 IntentFilterVerificationInfo ivi = ps.getIntentFilterVerificationInfo(); 21121 if (ivi == null || ivi.getPackageName() == null) continue; 21122 pw.println(prefix + "Package: " + ivi.getPackageName()); 21123 pw.println(prefix + "Domains: " + ivi.getDomainsString()); 21124 pw.println(prefix + "Status: " + ivi.getStatusString()); 21125 pw.println(); 21126 count++; 21127 } 21128 if (count == 0) { 21129 pw.println(prefix + "No app verification established."); 21130 pw.println(); 21131 } 21132 for (int userId : sUserManager.getUserIds()) { 21133 pw.println("App linkages for user " + userId + ":"); 21134 pw.println(); 21135 count = 0; 21136 for (PackageSetting ps : allPackageSettings) { 21137 final long status = ps.getDomainVerificationStatusForUser(userId); 21138 if (status >> 32 == INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_UNDEFINED 21139 && !DEBUG_DOMAIN_VERIFICATION) { 21140 continue; 21141 } 21142 pw.println(prefix + "Package: " + ps.name); 21143 pw.println(prefix + "Domains: " + dumpDomainString(ps.name)); 21144 String statusStr = IntentFilterVerificationInfo. 21145 getStatusStringFromValue(status); 21146 pw.println(prefix + "Status: " + statusStr); 21147 pw.println(); 21148 count++; 21149 } 21150 if (count == 0) { 21151 pw.println(prefix + "No configured app linkages."); 21152 pw.println(); 21153 } 21154 } 21155 } 21156 } 21157 } 21158 21159 if (!checkin && dumpState.isDumping(DumpState.DUMP_PERMISSIONS)) { 21160 mSettings.dumpPermissionsLPr(pw, packageName, permissionNames, dumpState); 21161 } 21162 21163 if (!checkin && dumpState.isDumping(DumpState.DUMP_PROVIDERS)) { 21164 boolean printedSomething = false; 21165 for (PackageParser.Provider p : mProviders.mProviders.values()) { 21166 if (packageName != null && !packageName.equals(p.info.packageName)) { 21167 continue; 21168 } 21169 if (!printedSomething) { 21170 if (dumpState.onTitlePrinted()) 21171 pw.println(); 21172 pw.println("Registered ContentProviders:"); 21173 printedSomething = true; 21174 } 21175 pw.print(" "); p.printComponentShortName(pw); pw.println(":"); 21176 pw.print(" "); pw.println(p.toString()); 21177 } 21178 printedSomething = false; 21179 for (Map.Entry<String, PackageParser.Provider> entry : 21180 mProvidersByAuthority.entrySet()) { 21181 PackageParser.Provider p = entry.getValue(); 21182 if (packageName != null && !packageName.equals(p.info.packageName)) { 21183 continue; 21184 } 21185 if (!printedSomething) { 21186 if (dumpState.onTitlePrinted()) 21187 pw.println(); 21188 pw.println("ContentProvider Authorities:"); 21189 printedSomething = true; 21190 } 21191 pw.print(" ["); pw.print(entry.getKey()); pw.println("]:"); 21192 pw.print(" "); pw.println(p.toString()); 21193 if (p.info != null && p.info.applicationInfo != null) { 21194 final String appInfo = p.info.applicationInfo.toString(); 21195 pw.print(" applicationInfo="); pw.println(appInfo); 21196 } 21197 } 21198 } 21199 21200 if (!checkin && dumpState.isDumping(DumpState.DUMP_KEYSETS)) { 21201 mSettings.mKeySetManagerService.dumpLPr(pw, packageName, dumpState); 21202 } 21203 21204 if (dumpState.isDumping(DumpState.DUMP_PACKAGES)) { 21205 mSettings.dumpPackagesLPr(pw, packageName, permissionNames, dumpState, checkin); 21206 } 21207 21208 if (dumpState.isDumping(DumpState.DUMP_SHARED_USERS)) { 21209 mSettings.dumpSharedUsersLPr(pw, packageName, permissionNames, dumpState, checkin); 21210 } 21211 21212 if (dumpState.isDumping(DumpState.DUMP_CHANGES)) { 21213 if (dumpState.onTitlePrinted()) pw.println(); 21214 pw.println("Package Changes:"); 21215 pw.print(" Sequence number="); pw.println(mChangedPackagesSequenceNumber); 21216 final int K = mChangedPackages.size(); 21217 for (int i = 0; i < K; i++) { 21218 final SparseArray<String> changes = mChangedPackages.valueAt(i); 21219 pw.print(" User "); pw.print(mChangedPackages.keyAt(i)); pw.println(":"); 21220 final int N = changes.size(); 21221 if (N == 0) { 21222 pw.print(" "); pw.println("No packages changed"); 21223 } else { 21224 for (int j = 0; j < N; j++) { 21225 final String pkgName = changes.valueAt(j); 21226 final int sequenceNumber = changes.keyAt(j); 21227 pw.print(" "); 21228 pw.print("seq="); 21229 pw.print(sequenceNumber); 21230 pw.print(", package="); 21231 pw.println(pkgName); 21232 } 21233 } 21234 } 21235 } 21236 21237 if (!checkin && dumpState.isDumping(DumpState.DUMP_PERMISSIONS) && packageName == null) { 21238 mSettings.dumpRestoredPermissionGrantsLPr(pw, dumpState); 21239 } 21240 21241 if (!checkin && dumpState.isDumping(DumpState.DUMP_FROZEN) && packageName == null) { 21242 // XXX should handle packageName != null by dumping only install data that 21243 // the given package is involved with. 21244 if (dumpState.onTitlePrinted()) pw.println(); 21245 21246 final IndentingPrintWriter ipw = new IndentingPrintWriter(pw, " ", 120); 21247 ipw.println(); 21248 ipw.println("Frozen packages:"); 21249 ipw.increaseIndent(); 21250 if (mFrozenPackages.size() == 0) { 21251 ipw.println("(none)"); 21252 } else { 21253 for (int i = 0; i < mFrozenPackages.size(); i++) { 21254 ipw.println(mFrozenPackages.valueAt(i)); 21255 } 21256 } 21257 ipw.decreaseIndent(); 21258 } 21259 21260 if (!checkin && dumpState.isDumping(DumpState.DUMP_VOLUMES) && packageName == null) { 21261 if (dumpState.onTitlePrinted()) pw.println(); 21262 21263 final IndentingPrintWriter ipw = new IndentingPrintWriter(pw, " ", 120); 21264 ipw.println(); 21265 ipw.println("Loaded volumes:"); 21266 ipw.increaseIndent(); 21267 if (mLoadedVolumes.size() == 0) { 21268 ipw.println("(none)"); 21269 } else { 21270 for (int i = 0; i < mLoadedVolumes.size(); i++) { 21271 ipw.println(mLoadedVolumes.valueAt(i)); 21272 } 21273 } 21274 ipw.decreaseIndent(); 21275 } 21276 21277 if (!checkin && dumpState.isDumping(DumpState.DUMP_SERVICE_PERMISSIONS) 21278 && packageName == null) { 21279 if (dumpState.onTitlePrinted()) pw.println(); 21280 pw.println("Service permissions:"); 21281 21282 final Iterator<ServiceIntentInfo> filterIterator = mServices.filterIterator(); 21283 while (filterIterator.hasNext()) { 21284 final ServiceIntentInfo info = filterIterator.next(); 21285 final ServiceInfo serviceInfo = info.service.info; 21286 final String permission = serviceInfo.permission; 21287 if (permission != null) { 21288 pw.print(" "); 21289 pw.print(serviceInfo.getComponentName().flattenToShortString()); 21290 pw.print(": "); 21291 pw.println(permission); 21292 } 21293 } 21294 } 21295 21296 if (!checkin && dumpState.isDumping(DumpState.DUMP_DEXOPT)) { 21297 if (dumpState.onTitlePrinted()) pw.println(); 21298 dumpDexoptStateLPr(pw, packageName); 21299 } 21300 21301 if (!checkin && dumpState.isDumping(DumpState.DUMP_COMPILER_STATS)) { 21302 if (dumpState.onTitlePrinted()) pw.println(); 21303 dumpCompilerStatsLPr(pw, packageName); 21304 } 21305 21306 if (!checkin && dumpState.isDumping(DumpState.DUMP_MESSAGES) && packageName == null) { 21307 if (dumpState.onTitlePrinted()) pw.println(); 21308 mSettings.dumpReadMessagesLPr(pw, dumpState); 21309 21310 pw.println(); 21311 pw.println("Package warning messages:"); 21312 dumpCriticalInfo(pw, null); 21313 } 21314 21315 if (checkin && dumpState.isDumping(DumpState.DUMP_MESSAGES)) { 21316 dumpCriticalInfo(pw, "msg,"); 21317 } 21318 } 21319 21320 // PackageInstaller should be called outside of mPackages lock 21321 if (!checkin && dumpState.isDumping(DumpState.DUMP_INSTALLS) && packageName == null) { 21322 // XXX should handle packageName != null by dumping only install data that 21323 // the given package is involved with. 21324 if (dumpState.onTitlePrinted()) pw.println(); 21325 mInstallerService.dump(new IndentingPrintWriter(pw, " ", 120)); 21326 } 21327 } 21328 21329 private void dumpProto(FileDescriptor fd) { 21330 final ProtoOutputStream proto = new ProtoOutputStream(fd); 21331 21332 synchronized (mPackages) { 21333 final long requiredVerifierPackageToken = 21334 proto.start(PackageServiceDumpProto.REQUIRED_VERIFIER_PACKAGE); 21335 proto.write(PackageServiceDumpProto.PackageShortProto.NAME, mRequiredVerifierPackage); 21336 proto.write( 21337 PackageServiceDumpProto.PackageShortProto.UID, 21338 getPackageUid( 21339 mRequiredVerifierPackage, 21340 MATCH_DEBUG_TRIAGED_MISSING, 21341 UserHandle.USER_SYSTEM)); 21342 proto.end(requiredVerifierPackageToken); 21343 21344 if (mIntentFilterVerifierComponent != null) { 21345 String verifierPackageName = mIntentFilterVerifierComponent.getPackageName(); 21346 final long verifierPackageToken = 21347 proto.start(PackageServiceDumpProto.VERIFIER_PACKAGE); 21348 proto.write(PackageServiceDumpProto.PackageShortProto.NAME, verifierPackageName); 21349 proto.write( 21350 PackageServiceDumpProto.PackageShortProto.UID, 21351 getPackageUid( 21352 verifierPackageName, 21353 MATCH_DEBUG_TRIAGED_MISSING, 21354 UserHandle.USER_SYSTEM)); 21355 proto.end(verifierPackageToken); 21356 } 21357 21358 dumpSharedLibrariesProto(proto); 21359 dumpFeaturesProto(proto); 21360 mSettings.dumpPackagesProto(proto); 21361 mSettings.dumpSharedUsersProto(proto); 21362 dumpCriticalInfo(proto); 21363 } 21364 proto.flush(); 21365 } 21366 21367 private void dumpFeaturesProto(ProtoOutputStream proto) { 21368 synchronized (mAvailableFeatures) { 21369 final int count = mAvailableFeatures.size(); 21370 for (int i = 0; i < count; i++) { 21371 mAvailableFeatures.valueAt(i).writeToProto(proto, PackageServiceDumpProto.FEATURES); 21372 } 21373 } 21374 } 21375 21376 private void dumpSharedLibrariesProto(ProtoOutputStream proto) { 21377 final int count = mSharedLibraries.size(); 21378 for (int i = 0; i < count; i++) { 21379 final String libName = mSharedLibraries.keyAt(i); 21380 LongSparseArray<SharedLibraryEntry> versionedLib = mSharedLibraries.get(libName); 21381 if (versionedLib == null) { 21382 continue; 21383 } 21384 final int versionCount = versionedLib.size(); 21385 for (int j = 0; j < versionCount; j++) { 21386 final SharedLibraryEntry libEntry = versionedLib.valueAt(j); 21387 final long sharedLibraryToken = 21388 proto.start(PackageServiceDumpProto.SHARED_LIBRARIES); 21389 proto.write(PackageServiceDumpProto.SharedLibraryProto.NAME, libEntry.info.getName()); 21390 final boolean isJar = (libEntry.path != null); 21391 proto.write(PackageServiceDumpProto.SharedLibraryProto.IS_JAR, isJar); 21392 if (isJar) { 21393 proto.write(PackageServiceDumpProto.SharedLibraryProto.PATH, libEntry.path); 21394 } else { 21395 proto.write(PackageServiceDumpProto.SharedLibraryProto.APK, libEntry.apk); 21396 } 21397 proto.end(sharedLibraryToken); 21398 } 21399 } 21400 } 21401 21402 private void dumpDexoptStateLPr(PrintWriter pw, String packageName) { 21403 final IndentingPrintWriter ipw = new IndentingPrintWriter(pw, " "); 21404 ipw.println(); 21405 ipw.println("Dexopt state:"); 21406 ipw.increaseIndent(); 21407 Collection<PackageParser.Package> packages = null; 21408 if (packageName != null) { 21409 PackageParser.Package targetPackage = mPackages.get(packageName); 21410 if (targetPackage != null) { 21411 packages = Collections.singletonList(targetPackage); 21412 } else { 21413 ipw.println("Unable to find package: " + packageName); 21414 return; 21415 } 21416 } else { 21417 packages = mPackages.values(); 21418 } 21419 21420 for (PackageParser.Package pkg : packages) { 21421 ipw.println("[" + pkg.packageName + "]"); 21422 ipw.increaseIndent(); 21423 mPackageDexOptimizer.dumpDexoptState(ipw, pkg, 21424 mDexManager.getPackageUseInfoOrDefault(pkg.packageName)); 21425 ipw.decreaseIndent(); 21426 } 21427 } 21428 21429 private void dumpCompilerStatsLPr(PrintWriter pw, String packageName) { 21430 final IndentingPrintWriter ipw = new IndentingPrintWriter(pw, " "); 21431 ipw.println(); 21432 ipw.println("Compiler stats:"); 21433 ipw.increaseIndent(); 21434 Collection<PackageParser.Package> packages = null; 21435 if (packageName != null) { 21436 PackageParser.Package targetPackage = mPackages.get(packageName); 21437 if (targetPackage != null) { 21438 packages = Collections.singletonList(targetPackage); 21439 } else { 21440 ipw.println("Unable to find package: " + packageName); 21441 return; 21442 } 21443 } else { 21444 packages = mPackages.values(); 21445 } 21446 21447 for (PackageParser.Package pkg : packages) { 21448 ipw.println("[" + pkg.packageName + "]"); 21449 ipw.increaseIndent(); 21450 21451 CompilerStats.PackageStats stats = getCompilerPackageStats(pkg.packageName); 21452 if (stats == null) { 21453 ipw.println("(No recorded stats)"); 21454 } else { 21455 stats.dump(ipw); 21456 } 21457 ipw.decreaseIndent(); 21458 } 21459 } 21460 21461 private String dumpDomainString(String packageName) { 21462 List<IntentFilterVerificationInfo> iviList = getIntentFilterVerifications(packageName) 21463 .getList(); 21464 List<IntentFilter> filters = getAllIntentFilters(packageName).getList(); 21465 21466 ArraySet<String> result = new ArraySet<>(); 21467 if (iviList.size() > 0) { 21468 for (IntentFilterVerificationInfo ivi : iviList) { 21469 for (String host : ivi.getDomains()) { 21470 result.add(host); 21471 } 21472 } 21473 } 21474 if (filters != null && filters.size() > 0) { 21475 for (IntentFilter filter : filters) { 21476 if (filter.hasCategory(Intent.CATEGORY_BROWSABLE) 21477 && (filter.hasDataScheme(IntentFilter.SCHEME_HTTP) || 21478 filter.hasDataScheme(IntentFilter.SCHEME_HTTPS))) { 21479 result.addAll(filter.getHostsList()); 21480 } 21481 } 21482 } 21483 21484 StringBuilder sb = new StringBuilder(result.size() * 16); 21485 for (String domain : result) { 21486 if (sb.length() > 0) sb.append(" "); 21487 sb.append(domain); 21488 } 21489 return sb.toString(); 21490 } 21491 21492 // ------- apps on sdcard specific code ------- 21493 static final boolean DEBUG_SD_INSTALL = false; 21494 21495 private static final String SD_ENCRYPTION_KEYSTORE_NAME = "AppsOnSD"; 21496 21497 private static final String SD_ENCRYPTION_ALGORITHM = "AES"; 21498 21499 private boolean mMediaMounted = false; 21500 21501 static String getEncryptKey() { 21502 try { 21503 String sdEncKey = SystemKeyStore.getInstance().retrieveKeyHexString( 21504 SD_ENCRYPTION_KEYSTORE_NAME); 21505 if (sdEncKey == null) { 21506 sdEncKey = SystemKeyStore.getInstance().generateNewKeyHexString(128, 21507 SD_ENCRYPTION_ALGORITHM, SD_ENCRYPTION_KEYSTORE_NAME); 21508 if (sdEncKey == null) { 21509 Slog.e(TAG, "Failed to create encryption keys"); 21510 return null; 21511 } 21512 } 21513 return sdEncKey; 21514 } catch (NoSuchAlgorithmException nsae) { 21515 Slog.e(TAG, "Failed to create encryption keys with exception: " + nsae); 21516 return null; 21517 } catch (IOException ioe) { 21518 Slog.e(TAG, "Failed to retrieve encryption keys with exception: " + ioe); 21519 return null; 21520 } 21521 } 21522 21523 private void sendResourcesChangedBroadcast(boolean mediaStatus, boolean replacing, 21524 ArrayList<ApplicationInfo> infos, IIntentReceiver finishedReceiver) { 21525 final int size = infos.size(); 21526 final String[] packageNames = new String[size]; 21527 final int[] packageUids = new int[size]; 21528 for (int i = 0; i < size; i++) { 21529 final ApplicationInfo info = infos.get(i); 21530 packageNames[i] = info.packageName; 21531 packageUids[i] = info.uid; 21532 } 21533 sendResourcesChangedBroadcast(mediaStatus, replacing, packageNames, packageUids, 21534 finishedReceiver); 21535 } 21536 21537 private void sendResourcesChangedBroadcast(boolean mediaStatus, boolean replacing, 21538 ArrayList<String> pkgList, int uidArr[], IIntentReceiver finishedReceiver) { 21539 sendResourcesChangedBroadcast(mediaStatus, replacing, 21540 pkgList.toArray(new String[pkgList.size()]), uidArr, finishedReceiver); 21541 } 21542 21543 private void sendResourcesChangedBroadcast(boolean mediaStatus, boolean replacing, 21544 String[] pkgList, int uidArr[], IIntentReceiver finishedReceiver) { 21545 int size = pkgList.length; 21546 if (size > 0) { 21547 // Send broadcasts here 21548 Bundle extras = new Bundle(); 21549 extras.putStringArray(Intent.EXTRA_CHANGED_PACKAGE_LIST, pkgList); 21550 if (uidArr != null) { 21551 extras.putIntArray(Intent.EXTRA_CHANGED_UID_LIST, uidArr); 21552 } 21553 if (replacing) { 21554 extras.putBoolean(Intent.EXTRA_REPLACING, replacing); 21555 } 21556 String action = mediaStatus ? Intent.ACTION_EXTERNAL_APPLICATIONS_AVAILABLE 21557 : Intent.ACTION_EXTERNAL_APPLICATIONS_UNAVAILABLE; 21558 sendPackageBroadcast(action, null, extras, 0, null, finishedReceiver, null, null); 21559 } 21560 } 21561 21562 private void loadPrivatePackages(final VolumeInfo vol) { 21563 mHandler.post(new Runnable() { 21564 @Override 21565 public void run() { 21566 loadPrivatePackagesInner(vol); 21567 } 21568 }); 21569 } 21570 21571 private void loadPrivatePackagesInner(VolumeInfo vol) { 21572 final String volumeUuid = vol.fsUuid; 21573 if (TextUtils.isEmpty(volumeUuid)) { 21574 Slog.e(TAG, "Loading internal storage is probably a mistake; ignoring"); 21575 return; 21576 } 21577 21578 final ArrayList<PackageFreezer> freezers = new ArrayList<>(); 21579 final ArrayList<ApplicationInfo> loaded = new ArrayList<>(); 21580 final int parseFlags = mDefParseFlags | PackageParser.PARSE_EXTERNAL_STORAGE; 21581 21582 final VersionInfo ver; 21583 final List<PackageSetting> packages; 21584 synchronized (mPackages) { 21585 ver = mSettings.findOrCreateVersion(volumeUuid); 21586 packages = mSettings.getVolumePackagesLPr(volumeUuid); 21587 } 21588 21589 for (PackageSetting ps : packages) { 21590 freezers.add(freezePackage(ps.name, "loadPrivatePackagesInner")); 21591 synchronized (mInstallLock) { 21592 final PackageParser.Package pkg; 21593 try { 21594 pkg = scanPackageTracedLI(ps.codePath, parseFlags, SCAN_INITIAL, 0, null); 21595 loaded.add(pkg.applicationInfo); 21596 21597 } catch (PackageManagerException e) { 21598 Slog.w(TAG, "Failed to scan " + ps.codePath + ": " + e.getMessage()); 21599 } 21600 21601 if (!Build.FINGERPRINT.equals(ver.fingerprint)) { 21602 clearAppDataLIF(ps.pkg, UserHandle.USER_ALL, 21603 StorageManager.FLAG_STORAGE_DE | StorageManager.FLAG_STORAGE_CE 21604 | Installer.FLAG_CLEAR_CODE_CACHE_ONLY); 21605 } 21606 } 21607 } 21608 21609 // Reconcile app data for all started/unlocked users 21610 final StorageManager sm = mContext.getSystemService(StorageManager.class); 21611 final UserManager um = mContext.getSystemService(UserManager.class); 21612 UserManagerInternal umInternal = getUserManagerInternal(); 21613 for (UserInfo user : um.getUsers()) { 21614 final int flags; 21615 if (umInternal.isUserUnlockingOrUnlocked(user.id)) { 21616 flags = StorageManager.FLAG_STORAGE_DE | StorageManager.FLAG_STORAGE_CE; 21617 } else if (umInternal.isUserRunning(user.id)) { 21618 flags = StorageManager.FLAG_STORAGE_DE; 21619 } else { 21620 continue; 21621 } 21622 21623 try { 21624 sm.prepareUserStorage(volumeUuid, user.id, user.serialNumber, flags); 21625 synchronized (mInstallLock) { 21626 reconcileAppsDataLI(volumeUuid, user.id, flags, true /* migrateAppData */); 21627 } 21628 } catch (IllegalStateException e) { 21629 // Device was probably ejected, and we'll process that event momentarily 21630 Slog.w(TAG, "Failed to prepare storage: " + e); 21631 } 21632 } 21633 21634 synchronized (mPackages) { 21635 final boolean sdkUpdated = (ver.sdkVersion != mSdkVersion); 21636 if (sdkUpdated) { 21637 logCriticalInfo(Log.INFO, "Platform changed from " + ver.sdkVersion + " to " 21638 + mSdkVersion + "; regranting permissions for " + volumeUuid); 21639 } 21640 mPermissionManager.updateAllPermissions(volumeUuid, sdkUpdated, mPackages.values(), 21641 mPermissionCallback); 21642 21643 // Yay, everything is now upgraded 21644 ver.forceCurrent(); 21645 21646 mSettings.writeLPr(); 21647 } 21648 21649 for (PackageFreezer freezer : freezers) { 21650 freezer.close(); 21651 } 21652 21653 if (DEBUG_INSTALL) Slog.d(TAG, "Loaded packages " + loaded); 21654 sendResourcesChangedBroadcast(true, false, loaded, null); 21655 mLoadedVolumes.add(vol.getId()); 21656 } 21657 21658 private void unloadPrivatePackages(final VolumeInfo vol) { 21659 mHandler.post(new Runnable() { 21660 @Override 21661 public void run() { 21662 unloadPrivatePackagesInner(vol); 21663 } 21664 }); 21665 } 21666 21667 private void unloadPrivatePackagesInner(VolumeInfo vol) { 21668 final String volumeUuid = vol.fsUuid; 21669 if (TextUtils.isEmpty(volumeUuid)) { 21670 Slog.e(TAG, "Unloading internal storage is probably a mistake; ignoring"); 21671 return; 21672 } 21673 21674 final ArrayList<ApplicationInfo> unloaded = new ArrayList<>(); 21675 synchronized (mInstallLock) { 21676 synchronized (mPackages) { 21677 final List<PackageSetting> packages = mSettings.getVolumePackagesLPr(volumeUuid); 21678 for (PackageSetting ps : packages) { 21679 if (ps.pkg == null) continue; 21680 21681 final ApplicationInfo info = ps.pkg.applicationInfo; 21682 final int deleteFlags = PackageManager.DELETE_KEEP_DATA; 21683 final PackageRemovedInfo outInfo = new PackageRemovedInfo(this); 21684 21685 try (PackageFreezer freezer = freezePackageForDelete(ps.name, deleteFlags, 21686 "unloadPrivatePackagesInner")) { 21687 if (deletePackageLIF(ps.name, null, false, null, deleteFlags, outInfo, 21688 false, null)) { 21689 unloaded.add(info); 21690 } else { 21691 Slog.w(TAG, "Failed to unload " + ps.codePath); 21692 } 21693 } 21694 21695 // Try very hard to release any references to this package 21696 // so we don't risk the system server being killed due to 21697 // open FDs 21698 AttributeCache.instance().removePackage(ps.name); 21699 } 21700 21701 mSettings.writeLPr(); 21702 } 21703 } 21704 21705 if (DEBUG_INSTALL) Slog.d(TAG, "Unloaded packages " + unloaded); 21706 sendResourcesChangedBroadcast(false, false, unloaded, null); 21707 mLoadedVolumes.remove(vol.getId()); 21708 21709 // Try very hard to release any references to this path so we don't risk 21710 // the system server being killed due to open FDs 21711 ResourcesManager.getInstance().invalidatePath(vol.getPath().getAbsolutePath()); 21712 21713 for (int i = 0; i < 3; i++) { 21714 System.gc(); 21715 System.runFinalization(); 21716 } 21717 } 21718 21719 private void assertPackageKnown(String volumeUuid, String packageName) 21720 throws PackageManagerException { 21721 synchronized (mPackages) { 21722 // Normalize package name to handle renamed packages 21723 packageName = normalizePackageNameLPr(packageName); 21724 21725 final PackageSetting ps = mSettings.mPackages.get(packageName); 21726 if (ps == null) { 21727 throw new PackageManagerException("Package " + packageName + " is unknown"); 21728 } else if (!TextUtils.equals(volumeUuid, ps.volumeUuid)) { 21729 throw new PackageManagerException( 21730 "Package " + packageName + " found on unknown volume " + volumeUuid 21731 + "; expected volume " + ps.volumeUuid); 21732 } 21733 } 21734 } 21735 21736 private void assertPackageKnownAndInstalled(String volumeUuid, String packageName, int userId) 21737 throws PackageManagerException { 21738 synchronized (mPackages) { 21739 // Normalize package name to handle renamed packages 21740 packageName = normalizePackageNameLPr(packageName); 21741 21742 final PackageSetting ps = mSettings.mPackages.get(packageName); 21743 if (ps == null) { 21744 throw new PackageManagerException("Package " + packageName + " is unknown"); 21745 } else if (!TextUtils.equals(volumeUuid, ps.volumeUuid)) { 21746 throw new PackageManagerException( 21747 "Package " + packageName + " found on unknown volume " + volumeUuid 21748 + "; expected volume " + ps.volumeUuid); 21749 } else if (!ps.getInstalled(userId)) { 21750 throw new PackageManagerException( 21751 "Package " + packageName + " not installed for user " + userId); 21752 } 21753 } 21754 } 21755 21756 private List<String> collectAbsoluteCodePaths() { 21757 synchronized (mPackages) { 21758 List<String> codePaths = new ArrayList<>(); 21759 final int packageCount = mSettings.mPackages.size(); 21760 for (int i = 0; i < packageCount; i++) { 21761 final PackageSetting ps = mSettings.mPackages.valueAt(i); 21762 codePaths.add(ps.codePath.getAbsolutePath()); 21763 } 21764 return codePaths; 21765 } 21766 } 21767 21768 /** 21769 * Examine all apps present on given mounted volume, and destroy apps that 21770 * aren't expected, either due to uninstallation or reinstallation on 21771 * another volume. 21772 */ 21773 private void reconcileApps(String volumeUuid) { 21774 List<String> absoluteCodePaths = collectAbsoluteCodePaths(); 21775 List<File> filesToDelete = null; 21776 21777 final File[] files = FileUtils.listFilesOrEmpty( 21778 Environment.getDataAppDirectory(volumeUuid)); 21779 for (File file : files) { 21780 final boolean isPackage = (isApkFile(file) || file.isDirectory()) 21781 && !PackageInstallerService.isStageName(file.getName()); 21782 if (!isPackage) { 21783 // Ignore entries which are not packages 21784 continue; 21785 } 21786 21787 String absolutePath = file.getAbsolutePath(); 21788 21789 boolean pathValid = false; 21790 final int absoluteCodePathCount = absoluteCodePaths.size(); 21791 for (int i = 0; i < absoluteCodePathCount; i++) { 21792 String absoluteCodePath = absoluteCodePaths.get(i); 21793 if (absolutePath.startsWith(absoluteCodePath)) { 21794 pathValid = true; 21795 break; 21796 } 21797 } 21798 21799 if (!pathValid) { 21800 if (filesToDelete == null) { 21801 filesToDelete = new ArrayList<>(); 21802 } 21803 filesToDelete.add(file); 21804 } 21805 } 21806 21807 if (filesToDelete != null) { 21808 final int fileToDeleteCount = filesToDelete.size(); 21809 for (int i = 0; i < fileToDeleteCount; i++) { 21810 File fileToDelete = filesToDelete.get(i); 21811 logCriticalInfo(Log.WARN, "Destroying orphaned" + fileToDelete); 21812 synchronized (mInstallLock) { 21813 removeCodePathLI(fileToDelete); 21814 } 21815 } 21816 } 21817 } 21818 21819 /** 21820 * Reconcile all app data for the given user. 21821 * <p> 21822 * Verifies that directories exist and that ownership and labeling is 21823 * correct for all installed apps on all mounted volumes. 21824 */ 21825 void reconcileAppsData(int userId, int flags, boolean migrateAppsData) { 21826 final StorageManager storage = mContext.getSystemService(StorageManager.class); 21827 for (VolumeInfo vol : storage.getWritablePrivateVolumes()) { 21828 final String volumeUuid = vol.getFsUuid(); 21829 synchronized (mInstallLock) { 21830 reconcileAppsDataLI(volumeUuid, userId, flags, migrateAppsData); 21831 } 21832 } 21833 } 21834 21835 private void reconcileAppsDataLI(String volumeUuid, int userId, int flags, 21836 boolean migrateAppData) { 21837 reconcileAppsDataLI(volumeUuid, userId, flags, migrateAppData, false /* onlyCoreApps */); 21838 } 21839 21840 /** 21841 * Reconcile all app data on given mounted volume. 21842 * <p> 21843 * Destroys app data that isn't expected, either due to uninstallation or 21844 * reinstallation on another volume. 21845 * <p> 21846 * Verifies that directories exist and that ownership and labeling is 21847 * correct for all installed apps. 21848 * @returns list of skipped non-core packages (if {@code onlyCoreApps} is true) 21849 */ 21850 private List<String> reconcileAppsDataLI(String volumeUuid, int userId, int flags, 21851 boolean migrateAppData, boolean onlyCoreApps) { 21852 Slog.v(TAG, "reconcileAppsData for " + volumeUuid + " u" + userId + " 0x" 21853 + Integer.toHexString(flags) + " migrateAppData=" + migrateAppData); 21854 List<String> result = onlyCoreApps ? new ArrayList<>() : null; 21855 21856 final File ceDir = Environment.getDataUserCeDirectory(volumeUuid, userId); 21857 final File deDir = Environment.getDataUserDeDirectory(volumeUuid, userId); 21858 21859 // First look for stale data that doesn't belong, and check if things 21860 // have changed since we did our last restorecon 21861 if ((flags & StorageManager.FLAG_STORAGE_CE) != 0) { 21862 if (StorageManager.isFileEncryptedNativeOrEmulated() 21863 && !StorageManager.isUserKeyUnlocked(userId)) { 21864 throw new RuntimeException( 21865 "Yikes, someone asked us to reconcile CE storage while " + userId 21866 + " was still locked; this would have caused massive data loss!"); 21867 } 21868 21869 final File[] files = FileUtils.listFilesOrEmpty(ceDir); 21870 for (File file : files) { 21871 final String packageName = file.getName(); 21872 try { 21873 assertPackageKnownAndInstalled(volumeUuid, packageName, userId); 21874 } catch (PackageManagerException e) { 21875 logCriticalInfo(Log.WARN, "Destroying " + file + " due to: " + e); 21876 try { 21877 mInstaller.destroyAppData(volumeUuid, packageName, userId, 21878 StorageManager.FLAG_STORAGE_CE, 0); 21879 } catch (InstallerException e2) { 21880 logCriticalInfo(Log.WARN, "Failed to destroy: " + e2); 21881 } 21882 } 21883 } 21884 } 21885 if ((flags & StorageManager.FLAG_STORAGE_DE) != 0) { 21886 final File[] files = FileUtils.listFilesOrEmpty(deDir); 21887 for (File file : files) { 21888 final String packageName = file.getName(); 21889 try { 21890 assertPackageKnownAndInstalled(volumeUuid, packageName, userId); 21891 } catch (PackageManagerException e) { 21892 logCriticalInfo(Log.WARN, "Destroying " + file + " due to: " + e); 21893 try { 21894 mInstaller.destroyAppData(volumeUuid, packageName, userId, 21895 StorageManager.FLAG_STORAGE_DE, 0); 21896 } catch (InstallerException e2) { 21897 logCriticalInfo(Log.WARN, "Failed to destroy: " + e2); 21898 } 21899 } 21900 } 21901 } 21902 21903 // Ensure that data directories are ready to roll for all packages 21904 // installed for this volume and user 21905 final List<PackageSetting> packages; 21906 synchronized (mPackages) { 21907 packages = mSettings.getVolumePackagesLPr(volumeUuid); 21908 } 21909 int preparedCount = 0; 21910 for (PackageSetting ps : packages) { 21911 final String packageName = ps.name; 21912 if (ps.pkg == null) { 21913 Slog.w(TAG, "Odd, missing scanned package " + packageName); 21914 // TODO: might be due to legacy ASEC apps; we should circle back 21915 // and reconcile again once they're scanned 21916 continue; 21917 } 21918 // Skip non-core apps if requested 21919 if (onlyCoreApps && !ps.pkg.coreApp) { 21920 result.add(packageName); 21921 continue; 21922 } 21923 21924 if (ps.getInstalled(userId)) { 21925 prepareAppDataAndMigrateLIF(ps.pkg, userId, flags, migrateAppData); 21926 preparedCount++; 21927 } 21928 } 21929 21930 Slog.v(TAG, "reconcileAppsData finished " + preparedCount + " packages"); 21931 return result; 21932 } 21933 21934 /** 21935 * Prepare app data for the given app just after it was installed or 21936 * upgraded. This method carefully only touches users that it's installed 21937 * for, and it forces a restorecon to handle any seinfo changes. 21938 * <p> 21939 * Verifies that directories exist and that ownership and labeling is 21940 * correct for all installed apps. If there is an ownership mismatch, it 21941 * will try recovering system apps by wiping data; third-party app data is 21942 * left intact. 21943 * <p> 21944 * <em>Note: To avoid a deadlock, do not call this method with {@code mPackages} lock held</em> 21945 */ 21946 private void prepareAppDataAfterInstallLIF(PackageParser.Package pkg) { 21947 final PackageSetting ps; 21948 synchronized (mPackages) { 21949 ps = mSettings.mPackages.get(pkg.packageName); 21950 mSettings.writeKernelMappingLPr(ps); 21951 } 21952 21953 final UserManager um = mContext.getSystemService(UserManager.class); 21954 UserManagerInternal umInternal = getUserManagerInternal(); 21955 for (UserInfo user : um.getUsers()) { 21956 final int flags; 21957 if (umInternal.isUserUnlockingOrUnlocked(user.id)) { 21958 flags = StorageManager.FLAG_STORAGE_DE | StorageManager.FLAG_STORAGE_CE; 21959 } else if (umInternal.isUserRunning(user.id)) { 21960 flags = StorageManager.FLAG_STORAGE_DE; 21961 } else { 21962 continue; 21963 } 21964 21965 if (ps.getInstalled(user.id)) { 21966 // TODO: when user data is locked, mark that we're still dirty 21967 prepareAppDataLIF(pkg, user.id, flags); 21968 } 21969 } 21970 } 21971 21972 /** 21973 * Prepare app data for the given app. 21974 * <p> 21975 * Verifies that directories exist and that ownership and labeling is 21976 * correct for all installed apps. If there is an ownership mismatch, this 21977 * will try recovering system apps by wiping data; third-party app data is 21978 * left intact. 21979 */ 21980 private void prepareAppDataLIF(PackageParser.Package pkg, int userId, int flags) { 21981 if (pkg == null) { 21982 Slog.wtf(TAG, "Package was null!", new Throwable()); 21983 return; 21984 } 21985 prepareAppDataLeafLIF(pkg, userId, flags); 21986 final int childCount = (pkg.childPackages != null) ? pkg.childPackages.size() : 0; 21987 for (int i = 0; i < childCount; i++) { 21988 prepareAppDataLeafLIF(pkg.childPackages.get(i), userId, flags); 21989 } 21990 } 21991 21992 private void prepareAppDataAndMigrateLIF(PackageParser.Package pkg, int userId, int flags, 21993 boolean maybeMigrateAppData) { 21994 prepareAppDataLIF(pkg, userId, flags); 21995 21996 if (maybeMigrateAppData && maybeMigrateAppDataLIF(pkg, userId)) { 21997 // We may have just shuffled around app data directories, so 21998 // prepare them one more time 21999 prepareAppDataLIF(pkg, userId, flags); 22000 } 22001 } 22002 22003 private void prepareAppDataLeafLIF(PackageParser.Package pkg, int userId, int flags) { 22004 if (DEBUG_APP_DATA) { 22005 Slog.v(TAG, "prepareAppData for " + pkg.packageName + " u" + userId + " 0x" 22006 + Integer.toHexString(flags)); 22007 } 22008 22009 final String volumeUuid = pkg.volumeUuid; 22010 final String packageName = pkg.packageName; 22011 final ApplicationInfo app = pkg.applicationInfo; 22012 final int appId = UserHandle.getAppId(app.uid); 22013 22014 Preconditions.checkNotNull(app.seInfo); 22015 22016 long ceDataInode = -1; 22017 try { 22018 ceDataInode = mInstaller.createAppData(volumeUuid, packageName, userId, flags, 22019 appId, app.seInfo, app.targetSdkVersion); 22020 } catch (InstallerException e) { 22021 if (app.isSystemApp()) { 22022 logCriticalInfo(Log.ERROR, "Failed to create app data for " + packageName 22023 + ", but trying to recover: " + e); 22024 destroyAppDataLeafLIF(pkg, userId, flags); 22025 try { 22026 ceDataInode = mInstaller.createAppData(volumeUuid, packageName, userId, flags, 22027 appId, app.seInfo, app.targetSdkVersion); 22028 logCriticalInfo(Log.DEBUG, "Recovery succeeded!"); 22029 } catch (InstallerException e2) { 22030 logCriticalInfo(Log.DEBUG, "Recovery failed!"); 22031 } 22032 } else { 22033 Slog.e(TAG, "Failed to create app data for " + packageName + ": " + e); 22034 } 22035 } 22036 22037 if ((flags & StorageManager.FLAG_STORAGE_CE) != 0 && ceDataInode != -1) { 22038 // TODO: mark this structure as dirty so we persist it! 22039 synchronized (mPackages) { 22040 final PackageSetting ps = mSettings.mPackages.get(packageName); 22041 if (ps != null) { 22042 ps.setCeDataInode(ceDataInode, userId); 22043 } 22044 } 22045 } 22046 22047 prepareAppDataContentsLeafLIF(pkg, userId, flags); 22048 } 22049 22050 private void prepareAppDataContentsLIF(PackageParser.Package pkg, int userId, int flags) { 22051 if (pkg == null) { 22052 Slog.wtf(TAG, "Package was null!", new Throwable()); 22053 return; 22054 } 22055 prepareAppDataContentsLeafLIF(pkg, userId, flags); 22056 final int childCount = (pkg.childPackages != null) ? pkg.childPackages.size() : 0; 22057 for (int i = 0; i < childCount; i++) { 22058 prepareAppDataContentsLeafLIF(pkg.childPackages.get(i), userId, flags); 22059 } 22060 } 22061 22062 private void prepareAppDataContentsLeafLIF(PackageParser.Package pkg, int userId, int flags) { 22063 final String volumeUuid = pkg.volumeUuid; 22064 final String packageName = pkg.packageName; 22065 final ApplicationInfo app = pkg.applicationInfo; 22066 22067 if ((flags & StorageManager.FLAG_STORAGE_CE) != 0) { 22068 // Create a native library symlink only if we have native libraries 22069 // and if the native libraries are 32 bit libraries. We do not provide 22070 // this symlink for 64 bit libraries. 22071 if (app.primaryCpuAbi != null && !VMRuntime.is64BitAbi(app.primaryCpuAbi)) { 22072 final String nativeLibPath = app.nativeLibraryDir; 22073 try { 22074 mInstaller.linkNativeLibraryDirectory(volumeUuid, packageName, 22075 nativeLibPath, userId); 22076 } catch (InstallerException e) { 22077 Slog.e(TAG, "Failed to link native for " + packageName + ": " + e); 22078 } 22079 } 22080 } 22081 } 22082 22083 /** 22084 * For system apps on non-FBE devices, this method migrates any existing 22085 * CE/DE data to match the {@code defaultToDeviceProtectedStorage} flag 22086 * requested by the app. 22087 */ 22088 private boolean maybeMigrateAppDataLIF(PackageParser.Package pkg, int userId) { 22089 if (pkg.isSystem() && !StorageManager.isFileEncryptedNativeOrEmulated() 22090 && PackageManager.APPLY_DEFAULT_TO_DEVICE_PROTECTED_STORAGE) { 22091 final int storageTarget = pkg.applicationInfo.isDefaultToDeviceProtectedStorage() 22092 ? StorageManager.FLAG_STORAGE_DE : StorageManager.FLAG_STORAGE_CE; 22093 try { 22094 mInstaller.migrateAppData(pkg.volumeUuid, pkg.packageName, userId, 22095 storageTarget); 22096 } catch (InstallerException e) { 22097 logCriticalInfo(Log.WARN, 22098 "Failed to migrate " + pkg.packageName + ": " + e.getMessage()); 22099 } 22100 return true; 22101 } else { 22102 return false; 22103 } 22104 } 22105 22106 public PackageFreezer freezePackage(String packageName, String killReason) { 22107 return freezePackage(packageName, UserHandle.USER_ALL, killReason); 22108 } 22109 22110 public PackageFreezer freezePackage(String packageName, int userId, String killReason) { 22111 return new PackageFreezer(packageName, userId, killReason); 22112 } 22113 22114 public PackageFreezer freezePackageForInstall(String packageName, int installFlags, 22115 String killReason) { 22116 return freezePackageForInstall(packageName, UserHandle.USER_ALL, installFlags, killReason); 22117 } 22118 22119 public PackageFreezer freezePackageForInstall(String packageName, int userId, int installFlags, 22120 String killReason) { 22121 if ((installFlags & PackageManager.INSTALL_DONT_KILL_APP) != 0) { 22122 return new PackageFreezer(); 22123 } else { 22124 return freezePackage(packageName, userId, killReason); 22125 } 22126 } 22127 22128 public PackageFreezer freezePackageForDelete(String packageName, int deleteFlags, 22129 String killReason) { 22130 return freezePackageForDelete(packageName, UserHandle.USER_ALL, deleteFlags, killReason); 22131 } 22132 22133 public PackageFreezer freezePackageForDelete(String packageName, int userId, int deleteFlags, 22134 String killReason) { 22135 if ((deleteFlags & PackageManager.DELETE_DONT_KILL_APP) != 0) { 22136 return new PackageFreezer(); 22137 } else { 22138 return freezePackage(packageName, userId, killReason); 22139 } 22140 } 22141 22142 /** 22143 * Class that freezes and kills the given package upon creation, and 22144 * unfreezes it upon closing. This is typically used when doing surgery on 22145 * app code/data to prevent the app from running while you're working. 22146 */ 22147 private class PackageFreezer implements AutoCloseable { 22148 private final String mPackageName; 22149 private final PackageFreezer[] mChildren; 22150 22151 private final boolean mWeFroze; 22152 22153 private final AtomicBoolean mClosed = new AtomicBoolean(); 22154 private final CloseGuard mCloseGuard = CloseGuard.get(); 22155 22156 /** 22157 * Create and return a stub freezer that doesn't actually do anything, 22158 * typically used when someone requested 22159 * {@link PackageManager#INSTALL_DONT_KILL_APP} or 22160 * {@link PackageManager#DELETE_DONT_KILL_APP}. 22161 */ 22162 public PackageFreezer() { 22163 mPackageName = null; 22164 mChildren = null; 22165 mWeFroze = false; 22166 mCloseGuard.open("close"); 22167 } 22168 22169 public PackageFreezer(String packageName, int userId, String killReason) { 22170 synchronized (mPackages) { 22171 mPackageName = packageName; 22172 mWeFroze = mFrozenPackages.add(mPackageName); 22173 22174 final PackageSetting ps = mSettings.mPackages.get(mPackageName); 22175 if (ps != null) { 22176 killApplication(ps.name, ps.appId, userId, killReason); 22177 } 22178 22179 final PackageParser.Package p = mPackages.get(packageName); 22180 if (p != null && p.childPackages != null) { 22181 final int N = p.childPackages.size(); 22182 mChildren = new PackageFreezer[N]; 22183 for (int i = 0; i < N; i++) { 22184 mChildren[i] = new PackageFreezer(p.childPackages.get(i).packageName, 22185 userId, killReason); 22186 } 22187 } else { 22188 mChildren = null; 22189 } 22190 } 22191 mCloseGuard.open("close"); 22192 } 22193 22194 @Override 22195 protected void finalize() throws Throwable { 22196 try { 22197 if (mCloseGuard != null) { 22198 mCloseGuard.warnIfOpen(); 22199 } 22200 22201 close(); 22202 } finally { 22203 super.finalize(); 22204 } 22205 } 22206 22207 @Override 22208 public void close() { 22209 mCloseGuard.close(); 22210 if (mClosed.compareAndSet(false, true)) { 22211 synchronized (mPackages) { 22212 if (mWeFroze) { 22213 mFrozenPackages.remove(mPackageName); 22214 } 22215 22216 if (mChildren != null) { 22217 for (PackageFreezer freezer : mChildren) { 22218 freezer.close(); 22219 } 22220 } 22221 } 22222 } 22223 } 22224 } 22225 22226 /** 22227 * Verify that given package is currently frozen. 22228 */ 22229 private void checkPackageFrozen(String packageName) { 22230 synchronized (mPackages) { 22231 if (!mFrozenPackages.contains(packageName)) { 22232 Slog.wtf(TAG, "Expected " + packageName + " to be frozen!", new Throwable()); 22233 } 22234 } 22235 } 22236 22237 @Override 22238 public int movePackage(final String packageName, final String volumeUuid) { 22239 mContext.enforceCallingOrSelfPermission(android.Manifest.permission.MOVE_PACKAGE, null); 22240 22241 final int callingUid = Binder.getCallingUid(); 22242 final UserHandle user = new UserHandle(UserHandle.getUserId(callingUid)); 22243 final int moveId = mNextMoveId.getAndIncrement(); 22244 mHandler.post(new Runnable() { 22245 @Override 22246 public void run() { 22247 try { 22248 movePackageInternal(packageName, volumeUuid, moveId, callingUid, user); 22249 } catch (PackageManagerException e) { 22250 Slog.w(TAG, "Failed to move " + packageName, e); 22251 mMoveCallbacks.notifyStatusChanged(moveId, e.error); 22252 } 22253 } 22254 }); 22255 return moveId; 22256 } 22257 22258 private void movePackageInternal(final String packageName, final String volumeUuid, 22259 final int moveId, final int callingUid, UserHandle user) 22260 throws PackageManagerException { 22261 final StorageManager storage = mContext.getSystemService(StorageManager.class); 22262 final PackageManager pm = mContext.getPackageManager(); 22263 22264 final boolean currentAsec; 22265 final String currentVolumeUuid; 22266 final File codeFile; 22267 final String installerPackageName; 22268 final String packageAbiOverride; 22269 final int appId; 22270 final String seinfo; 22271 final String label; 22272 final int targetSdkVersion; 22273 final PackageFreezer freezer; 22274 final int[] installedUserIds; 22275 22276 // reader 22277 synchronized (mPackages) { 22278 final PackageParser.Package pkg = mPackages.get(packageName); 22279 final PackageSetting ps = mSettings.mPackages.get(packageName); 22280 if (pkg == null 22281 || ps == null 22282 || filterAppAccessLPr(ps, callingUid, user.getIdentifier())) { 22283 throw new PackageManagerException(MOVE_FAILED_DOESNT_EXIST, "Missing package"); 22284 } 22285 if (pkg.applicationInfo.isSystemApp()) { 22286 throw new PackageManagerException(MOVE_FAILED_SYSTEM_PACKAGE, 22287 "Cannot move system application"); 22288 } 22289 22290 final boolean isInternalStorage = VolumeInfo.ID_PRIVATE_INTERNAL.equals(volumeUuid); 22291 final boolean allow3rdPartyOnInternal = mContext.getResources().getBoolean( 22292 com.android.internal.R.bool.config_allow3rdPartyAppOnInternal); 22293 if (isInternalStorage && !allow3rdPartyOnInternal) { 22294 throw new PackageManagerException(MOVE_FAILED_3RD_PARTY_NOT_ALLOWED_ON_INTERNAL, 22295 "3rd party apps are not allowed on internal storage"); 22296 } 22297 22298 if (pkg.applicationInfo.isExternalAsec()) { 22299 currentAsec = true; 22300 currentVolumeUuid = StorageManager.UUID_PRIMARY_PHYSICAL; 22301 } else if (pkg.applicationInfo.isForwardLocked()) { 22302 currentAsec = true; 22303 currentVolumeUuid = "forward_locked"; 22304 } else { 22305 currentAsec = false; 22306 currentVolumeUuid = ps.volumeUuid; 22307 22308 final File probe = new File(pkg.codePath); 22309 final File probeOat = new File(probe, "oat"); 22310 if (!probe.isDirectory() || !probeOat.isDirectory()) { 22311 throw new PackageManagerException(MOVE_FAILED_INTERNAL_ERROR, 22312 "Move only supported for modern cluster style installs"); 22313 } 22314 } 22315 22316 if (Objects.equals(currentVolumeUuid, volumeUuid)) { 22317 throw new PackageManagerException(MOVE_FAILED_INTERNAL_ERROR, 22318 "Package already moved to " + volumeUuid); 22319 } 22320 if (pkg.applicationInfo.isInternal() && isPackageDeviceAdminOnAnyUser(packageName)) { 22321 throw new PackageManagerException(MOVE_FAILED_DEVICE_ADMIN, 22322 "Device admin cannot be moved"); 22323 } 22324 22325 if (mFrozenPackages.contains(packageName)) { 22326 throw new PackageManagerException(MOVE_FAILED_OPERATION_PENDING, 22327 "Failed to move already frozen package"); 22328 } 22329 22330 codeFile = new File(pkg.codePath); 22331 installerPackageName = ps.installerPackageName; 22332 packageAbiOverride = ps.cpuAbiOverrideString; 22333 appId = UserHandle.getAppId(pkg.applicationInfo.uid); 22334 seinfo = pkg.applicationInfo.seInfo; 22335 label = String.valueOf(pm.getApplicationLabel(pkg.applicationInfo)); 22336 targetSdkVersion = pkg.applicationInfo.targetSdkVersion; 22337 freezer = freezePackage(packageName, "movePackageInternal"); 22338 installedUserIds = ps.queryInstalledUsers(sUserManager.getUserIds(), true); 22339 } 22340 22341 final Bundle extras = new Bundle(); 22342 extras.putString(Intent.EXTRA_PACKAGE_NAME, packageName); 22343 extras.putString(Intent.EXTRA_TITLE, label); 22344 mMoveCallbacks.notifyCreated(moveId, extras); 22345 22346 int installFlags; 22347 final boolean moveCompleteApp; 22348 final File measurePath; 22349 22350 if (Objects.equals(StorageManager.UUID_PRIVATE_INTERNAL, volumeUuid)) { 22351 installFlags = INSTALL_INTERNAL; 22352 moveCompleteApp = !currentAsec; 22353 measurePath = Environment.getDataAppDirectory(volumeUuid); 22354 } else if (Objects.equals(StorageManager.UUID_PRIMARY_PHYSICAL, volumeUuid)) { 22355 installFlags = INSTALL_EXTERNAL; 22356 moveCompleteApp = false; 22357 measurePath = storage.getPrimaryPhysicalVolume().getPath(); 22358 } else { 22359 final VolumeInfo volume = storage.findVolumeByUuid(volumeUuid); 22360 if (volume == null || volume.getType() != VolumeInfo.TYPE_PRIVATE 22361 || !volume.isMountedWritable()) { 22362 freezer.close(); 22363 throw new PackageManagerException(MOVE_FAILED_INTERNAL_ERROR, 22364 "Move location not mounted private volume"); 22365 } 22366 22367 Preconditions.checkState(!currentAsec); 22368 22369 installFlags = INSTALL_INTERNAL; 22370 moveCompleteApp = true; 22371 measurePath = Environment.getDataAppDirectory(volumeUuid); 22372 } 22373 22374 // If we're moving app data around, we need all the users unlocked 22375 if (moveCompleteApp) { 22376 for (int userId : installedUserIds) { 22377 if (StorageManager.isFileEncryptedNativeOrEmulated() 22378 && !StorageManager.isUserKeyUnlocked(userId)) { 22379 throw new PackageManagerException(MOVE_FAILED_LOCKED_USER, 22380 "User " + userId + " must be unlocked"); 22381 } 22382 } 22383 } 22384 22385 final PackageStats stats = new PackageStats(null, -1); 22386 synchronized (mInstaller) { 22387 for (int userId : installedUserIds) { 22388 if (!getPackageSizeInfoLI(packageName, userId, stats)) { 22389 freezer.close(); 22390 throw new PackageManagerException(MOVE_FAILED_INTERNAL_ERROR, 22391 "Failed to measure package size"); 22392 } 22393 } 22394 } 22395 22396 if (DEBUG_INSTALL) Slog.d(TAG, "Measured code size " + stats.codeSize + ", data size " 22397 + stats.dataSize); 22398 22399 final long startFreeBytes = measurePath.getUsableSpace(); 22400 final long sizeBytes; 22401 if (moveCompleteApp) { 22402 sizeBytes = stats.codeSize + stats.dataSize; 22403 } else { 22404 sizeBytes = stats.codeSize; 22405 } 22406 22407 if (sizeBytes > storage.getStorageBytesUntilLow(measurePath)) { 22408 freezer.close(); 22409 throw new PackageManagerException(MOVE_FAILED_INTERNAL_ERROR, 22410 "Not enough free space to move"); 22411 } 22412 22413 mMoveCallbacks.notifyStatusChanged(moveId, 10); 22414 22415 final CountDownLatch installedLatch = new CountDownLatch(1); 22416 final IPackageInstallObserver2 installObserver = new IPackageInstallObserver2.Stub() { 22417 @Override 22418 public void onUserActionRequired(Intent intent) throws RemoteException { 22419 throw new IllegalStateException(); 22420 } 22421 22422 @Override 22423 public void onPackageInstalled(String basePackageName, int returnCode, String msg, 22424 Bundle extras) throws RemoteException { 22425 if (DEBUG_INSTALL) Slog.d(TAG, "Install result for move: " 22426 + PackageManager.installStatusToString(returnCode, msg)); 22427 22428 installedLatch.countDown(); 22429 freezer.close(); 22430 22431 final int status = PackageManager.installStatusToPublicStatus(returnCode); 22432 switch (status) { 22433 case PackageInstaller.STATUS_SUCCESS: 22434 mMoveCallbacks.notifyStatusChanged(moveId, 22435 PackageManager.MOVE_SUCCEEDED); 22436 break; 22437 case PackageInstaller.STATUS_FAILURE_STORAGE: 22438 mMoveCallbacks.notifyStatusChanged(moveId, 22439 PackageManager.MOVE_FAILED_INSUFFICIENT_STORAGE); 22440 break; 22441 default: 22442 mMoveCallbacks.notifyStatusChanged(moveId, 22443 PackageManager.MOVE_FAILED_INTERNAL_ERROR); 22444 break; 22445 } 22446 } 22447 }; 22448 22449 final MoveInfo move; 22450 if (moveCompleteApp) { 22451 // Kick off a thread to report progress estimates 22452 new Thread() { 22453 @Override 22454 public void run() { 22455 while (true) { 22456 try { 22457 if (installedLatch.await(1, TimeUnit.SECONDS)) { 22458 break; 22459 } 22460 } catch (InterruptedException ignored) { 22461 } 22462 22463 final long deltaFreeBytes = startFreeBytes - measurePath.getUsableSpace(); 22464 final int progress = 10 + (int) MathUtils.constrain( 22465 ((deltaFreeBytes * 80) / sizeBytes), 0, 80); 22466 mMoveCallbacks.notifyStatusChanged(moveId, progress); 22467 } 22468 } 22469 }.start(); 22470 22471 final String dataAppName = codeFile.getName(); 22472 move = new MoveInfo(moveId, currentVolumeUuid, volumeUuid, packageName, 22473 dataAppName, appId, seinfo, targetSdkVersion); 22474 } else { 22475 move = null; 22476 } 22477 22478 installFlags |= PackageManager.INSTALL_REPLACE_EXISTING; 22479 22480 final Message msg = mHandler.obtainMessage(INIT_COPY); 22481 final OriginInfo origin = OriginInfo.fromExistingFile(codeFile); 22482 final InstallParams params = new InstallParams(origin, move, installObserver, installFlags, 22483 installerPackageName, volumeUuid, null /*verificationInfo*/, user, 22484 packageAbiOverride, null /*grantedPermissions*/, 22485 PackageParser.SigningDetails.UNKNOWN, PackageManager.INSTALL_REASON_UNKNOWN); 22486 params.setTraceMethod("movePackage").setTraceCookie(System.identityHashCode(params)); 22487 msg.obj = params; 22488 22489 Trace.asyncTraceBegin(TRACE_TAG_PACKAGE_MANAGER, "movePackage", 22490 System.identityHashCode(msg.obj)); 22491 Trace.asyncTraceBegin(TRACE_TAG_PACKAGE_MANAGER, "queueInstall", 22492 System.identityHashCode(msg.obj)); 22493 22494 mHandler.sendMessage(msg); 22495 } 22496 22497 @Override 22498 public int movePrimaryStorage(String volumeUuid) throws RemoteException { 22499 mContext.enforceCallingOrSelfPermission(android.Manifest.permission.MOVE_PACKAGE, null); 22500 22501 final int realMoveId = mNextMoveId.getAndIncrement(); 22502 final Bundle extras = new Bundle(); 22503 extras.putString(VolumeRecord.EXTRA_FS_UUID, volumeUuid); 22504 mMoveCallbacks.notifyCreated(realMoveId, extras); 22505 22506 final IPackageMoveObserver callback = new IPackageMoveObserver.Stub() { 22507 @Override 22508 public void onCreated(int moveId, Bundle extras) { 22509 // Ignored 22510 } 22511 22512 @Override 22513 public void onStatusChanged(int moveId, int status, long estMillis) { 22514 mMoveCallbacks.notifyStatusChanged(realMoveId, status, estMillis); 22515 } 22516 }; 22517 22518 final StorageManager storage = mContext.getSystemService(StorageManager.class); 22519 storage.setPrimaryStorageUuid(volumeUuid, callback); 22520 return realMoveId; 22521 } 22522 22523 @Override 22524 public int getMoveStatus(int moveId) { 22525 mContext.enforceCallingOrSelfPermission( 22526 android.Manifest.permission.MOUNT_UNMOUNT_FILESYSTEMS, null); 22527 return mMoveCallbacks.mLastStatus.get(moveId); 22528 } 22529 22530 @Override 22531 public void registerMoveCallback(IPackageMoveObserver callback) { 22532 mContext.enforceCallingOrSelfPermission( 22533 android.Manifest.permission.MOUNT_UNMOUNT_FILESYSTEMS, null); 22534 mMoveCallbacks.register(callback); 22535 } 22536 22537 @Override 22538 public void unregisterMoveCallback(IPackageMoveObserver callback) { 22539 mContext.enforceCallingOrSelfPermission( 22540 android.Manifest.permission.MOUNT_UNMOUNT_FILESYSTEMS, null); 22541 mMoveCallbacks.unregister(callback); 22542 } 22543 22544 @Override 22545 public boolean setInstallLocation(int loc) { 22546 mContext.enforceCallingOrSelfPermission(android.Manifest.permission.WRITE_SECURE_SETTINGS, 22547 null); 22548 if (getInstallLocation() == loc) { 22549 return true; 22550 } 22551 if (loc == PackageHelper.APP_INSTALL_AUTO || loc == PackageHelper.APP_INSTALL_INTERNAL 22552 || loc == PackageHelper.APP_INSTALL_EXTERNAL) { 22553 android.provider.Settings.Global.putInt(mContext.getContentResolver(), 22554 android.provider.Settings.Global.DEFAULT_INSTALL_LOCATION, loc); 22555 return true; 22556 } 22557 return false; 22558 } 22559 22560 @Override 22561 public int getInstallLocation() { 22562 // allow instant app access 22563 return android.provider.Settings.Global.getInt(mContext.getContentResolver(), 22564 android.provider.Settings.Global.DEFAULT_INSTALL_LOCATION, 22565 PackageHelper.APP_INSTALL_AUTO); 22566 } 22567 22568 /** Called by UserManagerService */ 22569 void cleanUpUser(UserManagerService userManager, int userHandle) { 22570 synchronized (mPackages) { 22571 mDirtyUsers.remove(userHandle); 22572 mUserNeedsBadging.delete(userHandle); 22573 mSettings.removeUserLPw(userHandle); 22574 mPendingBroadcasts.remove(userHandle); 22575 mInstantAppRegistry.onUserRemovedLPw(userHandle); 22576 removeUnusedPackagesLPw(userManager, userHandle); 22577 } 22578 } 22579 22580 /** 22581 * We're removing userHandle and would like to remove any downloaded packages 22582 * that are no longer in use by any other user. 22583 * @param userHandle the user being removed 22584 */ 22585 private void removeUnusedPackagesLPw(UserManagerService userManager, final int userHandle) { 22586 final boolean DEBUG_CLEAN_APKS = false; 22587 int [] users = userManager.getUserIds(); 22588 Iterator<PackageSetting> psit = mSettings.mPackages.values().iterator(); 22589 while (psit.hasNext()) { 22590 PackageSetting ps = psit.next(); 22591 if (ps.pkg == null) { 22592 continue; 22593 } 22594 final String packageName = ps.pkg.packageName; 22595 // Skip over if system app 22596 if ((ps.pkgFlags & ApplicationInfo.FLAG_SYSTEM) != 0) { 22597 continue; 22598 } 22599 if (DEBUG_CLEAN_APKS) { 22600 Slog.i(TAG, "Checking package " + packageName); 22601 } 22602 boolean keep = shouldKeepUninstalledPackageLPr(packageName); 22603 if (keep) { 22604 if (DEBUG_CLEAN_APKS) { 22605 Slog.i(TAG, " Keeping package " + packageName + " - requested by DO"); 22606 } 22607 } else { 22608 for (int i = 0; i < users.length; i++) { 22609 if (users[i] != userHandle && ps.getInstalled(users[i])) { 22610 keep = true; 22611 if (DEBUG_CLEAN_APKS) { 22612 Slog.i(TAG, " Keeping package " + packageName + " for user " 22613 + users[i]); 22614 } 22615 break; 22616 } 22617 } 22618 } 22619 if (!keep) { 22620 if (DEBUG_CLEAN_APKS) { 22621 Slog.i(TAG, " Removing package " + packageName); 22622 } 22623 mHandler.post(new Runnable() { 22624 public void run() { 22625 deletePackageX(packageName, PackageManager.VERSION_CODE_HIGHEST, 22626 userHandle, 0); 22627 } //end run 22628 }); 22629 } 22630 } 22631 } 22632 22633 /** Called by UserManagerService */ 22634 void createNewUser(int userId, String[] disallowedPackages) { 22635 synchronized (mInstallLock) { 22636 mSettings.createNewUserLI(this, mInstaller, userId, disallowedPackages); 22637 } 22638 synchronized (mPackages) { 22639 scheduleWritePackageRestrictionsLocked(userId); 22640 scheduleWritePackageListLocked(userId); 22641 applyFactoryDefaultBrowserLPw(userId); 22642 primeDomainVerificationsLPw(userId); 22643 } 22644 } 22645 22646 void onNewUserCreated(final int userId) { 22647 mDefaultPermissionPolicy.grantDefaultPermissions(userId); 22648 synchronized(mPackages) { 22649 // If permission review for legacy apps is required, we represent 22650 // dagerous permissions for such apps as always granted runtime 22651 // permissions to keep per user flag state whether review is needed. 22652 // Hence, if a new user is added we have to propagate dangerous 22653 // permission grants for these legacy apps. 22654 if (mSettings.mPermissions.mPermissionReviewRequired) { 22655// NOTE: This adds UPDATE_PERMISSIONS_REPLACE_PKG 22656 mPermissionManager.updateAllPermissions( 22657 StorageManager.UUID_PRIVATE_INTERNAL, true, mPackages.values(), 22658 mPermissionCallback); 22659 } 22660 } 22661 } 22662 22663 @Override 22664 public VerifierDeviceIdentity getVerifierDeviceIdentity() throws RemoteException { 22665 mContext.enforceCallingOrSelfPermission( 22666 android.Manifest.permission.PACKAGE_VERIFICATION_AGENT, 22667 "Only package verification agents can read the verifier device identity"); 22668 22669 synchronized (mPackages) { 22670 return mSettings.getVerifierDeviceIdentityLPw(); 22671 } 22672 } 22673 22674 @Override 22675 public void setPermissionEnforced(String permission, boolean enforced) { 22676 // TODO: Now that we no longer change GID for storage, this should to away. 22677 mContext.enforceCallingOrSelfPermission(Manifest.permission.GRANT_RUNTIME_PERMISSIONS, 22678 "setPermissionEnforced"); 22679 if (READ_EXTERNAL_STORAGE.equals(permission)) { 22680 synchronized (mPackages) { 22681 if (mSettings.mReadExternalStorageEnforced == null 22682 || mSettings.mReadExternalStorageEnforced != enforced) { 22683 mSettings.mReadExternalStorageEnforced = 22684 enforced ? Boolean.TRUE : Boolean.FALSE; 22685 mSettings.writeLPr(); 22686 } 22687 } 22688 // kill any non-foreground processes so we restart them and 22689 // grant/revoke the GID. 22690 final IActivityManager am = ActivityManager.getService(); 22691 if (am != null) { 22692 final long token = Binder.clearCallingIdentity(); 22693 try { 22694 am.killProcessesBelowForeground("setPermissionEnforcement"); 22695 } catch (RemoteException e) { 22696 } finally { 22697 Binder.restoreCallingIdentity(token); 22698 } 22699 } 22700 } else { 22701 throw new IllegalArgumentException("No selective enforcement for " + permission); 22702 } 22703 } 22704 22705 @Override 22706 @Deprecated 22707 public boolean isPermissionEnforced(String permission) { 22708 // allow instant applications 22709 return true; 22710 } 22711 22712 @Override 22713 public boolean isStorageLow() { 22714 // allow instant applications 22715 final long token = Binder.clearCallingIdentity(); 22716 try { 22717 final DeviceStorageMonitorInternal 22718 dsm = LocalServices.getService(DeviceStorageMonitorInternal.class); 22719 if (dsm != null) { 22720 return dsm.isMemoryLow(); 22721 } else { 22722 return false; 22723 } 22724 } finally { 22725 Binder.restoreCallingIdentity(token); 22726 } 22727 } 22728 22729 @Override 22730 public IPackageInstaller getPackageInstaller() { 22731 if (getInstantAppPackageName(Binder.getCallingUid()) != null) { 22732 return null; 22733 } 22734 return mInstallerService; 22735 } 22736 22737 @Override 22738 public IArtManager getArtManager() { 22739 return mArtManagerService; 22740 } 22741 22742 private boolean userNeedsBadging(int userId) { 22743 int index = mUserNeedsBadging.indexOfKey(userId); 22744 if (index < 0) { 22745 final UserInfo userInfo; 22746 final long token = Binder.clearCallingIdentity(); 22747 try { 22748 userInfo = sUserManager.getUserInfo(userId); 22749 } finally { 22750 Binder.restoreCallingIdentity(token); 22751 } 22752 final boolean b; 22753 if (userInfo != null && userInfo.isManagedProfile()) { 22754 b = true; 22755 } else { 22756 b = false; 22757 } 22758 mUserNeedsBadging.put(userId, b); 22759 return b; 22760 } 22761 return mUserNeedsBadging.valueAt(index); 22762 } 22763 22764 @Override 22765 public KeySet getKeySetByAlias(String packageName, String alias) { 22766 if (packageName == null || alias == null) { 22767 return null; 22768 } 22769 synchronized(mPackages) { 22770 final PackageParser.Package pkg = mPackages.get(packageName); 22771 if (pkg == null) { 22772 Slog.w(TAG, "KeySet requested for unknown package: " + packageName); 22773 throw new IllegalArgumentException("Unknown package: " + packageName); 22774 } 22775 final PackageSetting ps = (PackageSetting) pkg.mExtras; 22776 if (filterAppAccessLPr(ps, Binder.getCallingUid(), UserHandle.getCallingUserId())) { 22777 Slog.w(TAG, "KeySet requested for filtered package: " + packageName); 22778 throw new IllegalArgumentException("Unknown package: " + packageName); 22779 } 22780 final KeySetManagerService ksms = mSettings.mKeySetManagerService; 22781 return new KeySet(ksms.getKeySetByAliasAndPackageNameLPr(packageName, alias)); 22782 } 22783 } 22784 22785 @Override 22786 public KeySet getSigningKeySet(String packageName) { 22787 if (packageName == null) { 22788 return null; 22789 } 22790 synchronized(mPackages) { 22791 final int callingUid = Binder.getCallingUid(); 22792 final int callingUserId = UserHandle.getUserId(callingUid); 22793 final PackageParser.Package pkg = mPackages.get(packageName); 22794 if (pkg == null) { 22795 Slog.w(TAG, "KeySet requested for unknown package: " + packageName); 22796 throw new IllegalArgumentException("Unknown package: " + packageName); 22797 } 22798 final PackageSetting ps = (PackageSetting) pkg.mExtras; 22799 if (filterAppAccessLPr(ps, callingUid, callingUserId)) { 22800 // filter and pretend the package doesn't exist 22801 Slog.w(TAG, "KeySet requested for filtered package: " + packageName 22802 + ", uid:" + callingUid); 22803 throw new IllegalArgumentException("Unknown package: " + packageName); 22804 } 22805 if (pkg.applicationInfo.uid != callingUid 22806 && Process.SYSTEM_UID != callingUid) { 22807 throw new SecurityException("May not access signing KeySet of other apps."); 22808 } 22809 final KeySetManagerService ksms = mSettings.mKeySetManagerService; 22810 return new KeySet(ksms.getSigningKeySetByPackageNameLPr(packageName)); 22811 } 22812 } 22813 22814 @Override 22815 public boolean isPackageSignedByKeySet(String packageName, KeySet ks) { 22816 final int callingUid = Binder.getCallingUid(); 22817 if (getInstantAppPackageName(callingUid) != null) { 22818 return false; 22819 } 22820 if (packageName == null || ks == null) { 22821 return false; 22822 } 22823 synchronized(mPackages) { 22824 final PackageParser.Package pkg = mPackages.get(packageName); 22825 if (pkg == null 22826 || filterAppAccessLPr((PackageSetting) pkg.mExtras, callingUid, 22827 UserHandle.getUserId(callingUid))) { 22828 Slog.w(TAG, "KeySet requested for unknown package: " + packageName); 22829 throw new IllegalArgumentException("Unknown package: " + packageName); 22830 } 22831 IBinder ksh = ks.getToken(); 22832 if (ksh instanceof KeySetHandle) { 22833 final KeySetManagerService ksms = mSettings.mKeySetManagerService; 22834 return ksms.packageIsSignedByLPr(packageName, (KeySetHandle) ksh); 22835 } 22836 return false; 22837 } 22838 } 22839 22840 @Override 22841 public boolean isPackageSignedByKeySetExactly(String packageName, KeySet ks) { 22842 final int callingUid = Binder.getCallingUid(); 22843 if (getInstantAppPackageName(callingUid) != null) { 22844 return false; 22845 } 22846 if (packageName == null || ks == null) { 22847 return false; 22848 } 22849 synchronized(mPackages) { 22850 final PackageParser.Package pkg = mPackages.get(packageName); 22851 if (pkg == null 22852 || filterAppAccessLPr((PackageSetting) pkg.mExtras, callingUid, 22853 UserHandle.getUserId(callingUid))) { 22854 Slog.w(TAG, "KeySet requested for unknown package: " + packageName); 22855 throw new IllegalArgumentException("Unknown package: " + packageName); 22856 } 22857 IBinder ksh = ks.getToken(); 22858 if (ksh instanceof KeySetHandle) { 22859 final KeySetManagerService ksms = mSettings.mKeySetManagerService; 22860 return ksms.packageIsSignedByExactlyLPr(packageName, (KeySetHandle) ksh); 22861 } 22862 return false; 22863 } 22864 } 22865 22866 private void deletePackageIfUnusedLPr(final String packageName) { 22867 PackageSetting ps = mSettings.mPackages.get(packageName); 22868 if (ps == null) { 22869 return; 22870 } 22871 if (!ps.isAnyInstalled(sUserManager.getUserIds())) { 22872 // TODO Implement atomic delete if package is unused 22873 // It is currently possible that the package will be deleted even if it is installed 22874 // after this method returns. 22875 mHandler.post(new Runnable() { 22876 public void run() { 22877 deletePackageX(packageName, PackageManager.VERSION_CODE_HIGHEST, 22878 0, PackageManager.DELETE_ALL_USERS); 22879 } 22880 }); 22881 } 22882 } 22883 22884 /** 22885 * Check and throw if the given before/after packages would be considered a 22886 * downgrade. 22887 */ 22888 private static void checkDowngrade(PackageParser.Package before, PackageInfoLite after) 22889 throws PackageManagerException { 22890 if (after.getLongVersionCode() < before.getLongVersionCode()) { 22891 throw new PackageManagerException(INSTALL_FAILED_VERSION_DOWNGRADE, 22892 "Update version code " + after.versionCode + " is older than current " 22893 + before.getLongVersionCode()); 22894 } else if (after.getLongVersionCode() == before.getLongVersionCode()) { 22895 if (after.baseRevisionCode < before.baseRevisionCode) { 22896 throw new PackageManagerException(INSTALL_FAILED_VERSION_DOWNGRADE, 22897 "Update base revision code " + after.baseRevisionCode 22898 + " is older than current " + before.baseRevisionCode); 22899 } 22900 22901 if (!ArrayUtils.isEmpty(after.splitNames)) { 22902 for (int i = 0; i < after.splitNames.length; i++) { 22903 final String splitName = after.splitNames[i]; 22904 final int j = ArrayUtils.indexOf(before.splitNames, splitName); 22905 if (j != -1) { 22906 if (after.splitRevisionCodes[i] < before.splitRevisionCodes[j]) { 22907 throw new PackageManagerException(INSTALL_FAILED_VERSION_DOWNGRADE, 22908 "Update split " + splitName + " revision code " 22909 + after.splitRevisionCodes[i] + " is older than current " 22910 + before.splitRevisionCodes[j]); 22911 } 22912 } 22913 } 22914 } 22915 } 22916 } 22917 22918 private static class MoveCallbacks extends Handler { 22919 private static final int MSG_CREATED = 1; 22920 private static final int MSG_STATUS_CHANGED = 2; 22921 22922 private final RemoteCallbackList<IPackageMoveObserver> 22923 mCallbacks = new RemoteCallbackList<>(); 22924 22925 private final SparseIntArray mLastStatus = new SparseIntArray(); 22926 22927 public MoveCallbacks(Looper looper) { 22928 super(looper); 22929 } 22930 22931 public void register(IPackageMoveObserver callback) { 22932 mCallbacks.register(callback); 22933 } 22934 22935 public void unregister(IPackageMoveObserver callback) { 22936 mCallbacks.unregister(callback); 22937 } 22938 22939 @Override 22940 public void handleMessage(Message msg) { 22941 final SomeArgs args = (SomeArgs) msg.obj; 22942 final int n = mCallbacks.beginBroadcast(); 22943 for (int i = 0; i < n; i++) { 22944 final IPackageMoveObserver callback = mCallbacks.getBroadcastItem(i); 22945 try { 22946 invokeCallback(callback, msg.what, args); 22947 } catch (RemoteException ignored) { 22948 } 22949 } 22950 mCallbacks.finishBroadcast(); 22951 args.recycle(); 22952 } 22953 22954 private void invokeCallback(IPackageMoveObserver callback, int what, SomeArgs args) 22955 throws RemoteException { 22956 switch (what) { 22957 case MSG_CREATED: { 22958 callback.onCreated(args.argi1, (Bundle) args.arg2); 22959 break; 22960 } 22961 case MSG_STATUS_CHANGED: { 22962 callback.onStatusChanged(args.argi1, args.argi2, (long) args.arg3); 22963 break; 22964 } 22965 } 22966 } 22967 22968 private void notifyCreated(int moveId, Bundle extras) { 22969 Slog.v(TAG, "Move " + moveId + " created " + extras.toString()); 22970 22971 final SomeArgs args = SomeArgs.obtain(); 22972 args.argi1 = moveId; 22973 args.arg2 = extras; 22974 obtainMessage(MSG_CREATED, args).sendToTarget(); 22975 } 22976 22977 private void notifyStatusChanged(int moveId, int status) { 22978 notifyStatusChanged(moveId, status, -1); 22979 } 22980 22981 private void notifyStatusChanged(int moveId, int status, long estMillis) { 22982 Slog.v(TAG, "Move " + moveId + " status " + status); 22983 22984 final SomeArgs args = SomeArgs.obtain(); 22985 args.argi1 = moveId; 22986 args.argi2 = status; 22987 args.arg3 = estMillis; 22988 obtainMessage(MSG_STATUS_CHANGED, args).sendToTarget(); 22989 22990 synchronized (mLastStatus) { 22991 mLastStatus.put(moveId, status); 22992 } 22993 } 22994 } 22995 22996 private final static class OnPermissionChangeListeners extends Handler { 22997 private static final int MSG_ON_PERMISSIONS_CHANGED = 1; 22998 22999 private final RemoteCallbackList<IOnPermissionsChangeListener> mPermissionListeners = 23000 new RemoteCallbackList<>(); 23001 23002 public OnPermissionChangeListeners(Looper looper) { 23003 super(looper); 23004 } 23005 23006 @Override 23007 public void handleMessage(Message msg) { 23008 switch (msg.what) { 23009 case MSG_ON_PERMISSIONS_CHANGED: { 23010 final int uid = msg.arg1; 23011 handleOnPermissionsChanged(uid); 23012 } break; 23013 } 23014 } 23015 23016 public void addListenerLocked(IOnPermissionsChangeListener listener) { 23017 mPermissionListeners.register(listener); 23018 23019 } 23020 23021 public void removeListenerLocked(IOnPermissionsChangeListener listener) { 23022 mPermissionListeners.unregister(listener); 23023 } 23024 23025 public void onPermissionsChanged(int uid) { 23026 if (mPermissionListeners.getRegisteredCallbackCount() > 0) { 23027 obtainMessage(MSG_ON_PERMISSIONS_CHANGED, uid, 0).sendToTarget(); 23028 } 23029 } 23030 23031 private void handleOnPermissionsChanged(int uid) { 23032 final int count = mPermissionListeners.beginBroadcast(); 23033 try { 23034 for (int i = 0; i < count; i++) { 23035 IOnPermissionsChangeListener callback = mPermissionListeners 23036 .getBroadcastItem(i); 23037 try { 23038 callback.onPermissionsChanged(uid); 23039 } catch (RemoteException e) { 23040 Log.e(TAG, "Permission listener is dead", e); 23041 } 23042 } 23043 } finally { 23044 mPermissionListeners.finishBroadcast(); 23045 } 23046 } 23047 } 23048 23049 private class PackageManagerNative extends IPackageManagerNative.Stub { 23050 @Override 23051 public String[] getNamesForUids(int[] uids) throws RemoteException { 23052 final String[] results = PackageManagerService.this.getNamesForUids(uids); 23053 // massage results so they can be parsed by the native binder 23054 for (int i = results.length - 1; i >= 0; --i) { 23055 if (results[i] == null) { 23056 results[i] = ""; 23057 } 23058 } 23059 return results; 23060 } 23061 23062 // NB: this differentiates between preloads and sideloads 23063 @Override 23064 public String getInstallerForPackage(String packageName) throws RemoteException { 23065 final String installerName = getInstallerPackageName(packageName); 23066 if (!TextUtils.isEmpty(installerName)) { 23067 return installerName; 23068 } 23069 // differentiate between preload and sideload 23070 int callingUser = UserHandle.getUserId(Binder.getCallingUid()); 23071 ApplicationInfo appInfo = getApplicationInfo(packageName, 23072 /*flags*/ 0, 23073 /*userId*/ callingUser); 23074 if (appInfo != null && (appInfo.flags & ApplicationInfo.FLAG_SYSTEM) != 0) { 23075 return "preload"; 23076 } 23077 return ""; 23078 } 23079 23080 @Override 23081 public long getVersionCodeForPackage(String packageName) throws RemoteException { 23082 try { 23083 int callingUser = UserHandle.getUserId(Binder.getCallingUid()); 23084 PackageInfo pInfo = getPackageInfo(packageName, 0, callingUser); 23085 if (pInfo != null) { 23086 return pInfo.getLongVersionCode(); 23087 } 23088 } catch (Exception e) { 23089 } 23090 return 0; 23091 } 23092 } 23093 23094 private class PackageManagerInternalImpl extends PackageManagerInternal { 23095 @Override 23096 public void updatePermissionFlagsTEMP(String permName, String packageName, int flagMask, 23097 int flagValues, int userId) { 23098 PackageManagerService.this.updatePermissionFlags( 23099 permName, packageName, flagMask, flagValues, userId); 23100 } 23101 23102 @Override 23103 public int getPermissionFlagsTEMP(String permName, String packageName, int userId) { 23104 return PackageManagerService.this.getPermissionFlags(permName, packageName, userId); 23105 } 23106 23107 @Override 23108 public boolean isInstantApp(String packageName, int userId) { 23109 return PackageManagerService.this.isInstantApp(packageName, userId); 23110 } 23111 23112 @Override 23113 public String getInstantAppPackageName(int uid) { 23114 return PackageManagerService.this.getInstantAppPackageName(uid); 23115 } 23116 23117 @Override 23118 public boolean filterAppAccess(PackageParser.Package pkg, int callingUid, int userId) { 23119 synchronized (mPackages) { 23120 return PackageManagerService.this.filterAppAccessLPr( 23121 (PackageSetting) pkg.mExtras, callingUid, userId); 23122 } 23123 } 23124 23125 @Override 23126 public PackageParser.Package getPackage(String packageName) { 23127 synchronized (mPackages) { 23128 packageName = resolveInternalPackageNameLPr( 23129 packageName, PackageManager.VERSION_CODE_HIGHEST); 23130 return mPackages.get(packageName); 23131 } 23132 } 23133 23134 @Override 23135 public PackageList getPackageList(PackageListObserver observer) { 23136 synchronized (mPackages) { 23137 final int N = mPackages.size(); 23138 final ArrayList<String> list = new ArrayList<>(N); 23139 for (int i = 0; i < N; i++) { 23140 list.add(mPackages.keyAt(i)); 23141 } 23142 final PackageList packageList = new PackageList(list, observer); 23143 if (observer != null) { 23144 mPackageListObservers.add(packageList); 23145 } 23146 return packageList; 23147 } 23148 } 23149 23150 @Override 23151 public void removePackageListObserver(PackageListObserver observer) { 23152 synchronized (mPackages) { 23153 mPackageListObservers.remove(observer); 23154 } 23155 } 23156 23157 @Override 23158 public PackageParser.Package getDisabledPackage(String packageName) { 23159 synchronized (mPackages) { 23160 final PackageSetting ps = mSettings.getDisabledSystemPkgLPr(packageName); 23161 return (ps != null) ? ps.pkg : null; 23162 } 23163 } 23164 23165 @Override 23166 public String getKnownPackageName(int knownPackage, int userId) { 23167 switch(knownPackage) { 23168 case PackageManagerInternal.PACKAGE_BROWSER: 23169 return getDefaultBrowserPackageName(userId); 23170 case PackageManagerInternal.PACKAGE_INSTALLER: 23171 return mRequiredInstallerPackage; 23172 case PackageManagerInternal.PACKAGE_SETUP_WIZARD: 23173 return mSetupWizardPackage; 23174 case PackageManagerInternal.PACKAGE_SYSTEM: 23175 return "android"; 23176 case PackageManagerInternal.PACKAGE_VERIFIER: 23177 return mRequiredVerifierPackage; 23178 } 23179 return null; 23180 } 23181 23182 @Override 23183 public boolean isResolveActivityComponent(ComponentInfo component) { 23184 return mResolveActivity.packageName.equals(component.packageName) 23185 && mResolveActivity.name.equals(component.name); 23186 } 23187 23188 @Override 23189 public void setLocationPackagesProvider(PackagesProvider provider) { 23190 mDefaultPermissionPolicy.setLocationPackagesProvider(provider); 23191 } 23192 23193 @Override 23194 public void setVoiceInteractionPackagesProvider(PackagesProvider provider) { 23195 mDefaultPermissionPolicy.setVoiceInteractionPackagesProvider(provider); 23196 } 23197 23198 @Override 23199 public void setSmsAppPackagesProvider(PackagesProvider provider) { 23200 mDefaultPermissionPolicy.setSmsAppPackagesProvider(provider); 23201 } 23202 23203 @Override 23204 public void setDialerAppPackagesProvider(PackagesProvider provider) { 23205 mDefaultPermissionPolicy.setDialerAppPackagesProvider(provider); 23206 } 23207 23208 @Override 23209 public void setSimCallManagerPackagesProvider(PackagesProvider provider) { 23210 mDefaultPermissionPolicy.setSimCallManagerPackagesProvider(provider); 23211 } 23212 23213 @Override 23214 public void setUseOpenWifiAppPackagesProvider(PackagesProvider provider) { 23215 mDefaultPermissionPolicy.setUseOpenWifiAppPackagesProvider(provider); 23216 } 23217 23218 @Override 23219 public void setSyncAdapterPackagesprovider(SyncAdapterPackagesProvider provider) { 23220 mDefaultPermissionPolicy.setSyncAdapterPackagesProvider(provider); 23221 } 23222 23223 @Override 23224 public void grantDefaultPermissionsToDefaultSmsApp(String packageName, int userId) { 23225 mDefaultPermissionPolicy.grantDefaultPermissionsToDefaultSmsApp(packageName, userId); 23226 } 23227 23228 @Override 23229 public void grantDefaultPermissionsToDefaultDialerApp(String packageName, int userId) { 23230 synchronized (mPackages) { 23231 mSettings.setDefaultDialerPackageNameLPw(packageName, userId); 23232 } 23233 mDefaultPermissionPolicy.grantDefaultPermissionsToDefaultDialerApp(packageName, userId); 23234 } 23235 23236 @Override 23237 public void grantDefaultPermissionsToDefaultSimCallManager(String packageName, int userId) { 23238 mDefaultPermissionPolicy.grantDefaultPermissionsToDefaultSimCallManager( 23239 packageName, userId); 23240 } 23241 23242 @Override 23243 public void grantDefaultPermissionsToDefaultUseOpenWifiApp(String packageName, int userId) { 23244 mDefaultPermissionPolicy.grantDefaultPermissionsToDefaultUseOpenWifiApp( 23245 packageName, userId); 23246 } 23247 23248 @Override 23249 public void setKeepUninstalledPackages(final List<String> packageList) { 23250 Preconditions.checkNotNull(packageList); 23251 List<String> removedFromList = null; 23252 synchronized (mPackages) { 23253 if (mKeepUninstalledPackages != null) { 23254 final int packagesCount = mKeepUninstalledPackages.size(); 23255 for (int i = 0; i < packagesCount; i++) { 23256 String oldPackage = mKeepUninstalledPackages.get(i); 23257 if (packageList != null && packageList.contains(oldPackage)) { 23258 continue; 23259 } 23260 if (removedFromList == null) { 23261 removedFromList = new ArrayList<>(); 23262 } 23263 removedFromList.add(oldPackage); 23264 } 23265 } 23266 mKeepUninstalledPackages = new ArrayList<>(packageList); 23267 if (removedFromList != null) { 23268 final int removedCount = removedFromList.size(); 23269 for (int i = 0; i < removedCount; i++) { 23270 deletePackageIfUnusedLPr(removedFromList.get(i)); 23271 } 23272 } 23273 } 23274 } 23275 23276 @Override 23277 public boolean isPermissionsReviewRequired(String packageName, int userId) { 23278 synchronized (mPackages) { 23279 return mPermissionManager.isPermissionsReviewRequired( 23280 mPackages.get(packageName), userId); 23281 } 23282 } 23283 23284 @Override 23285 public PackageInfo getPackageInfo( 23286 String packageName, int flags, int filterCallingUid, int userId) { 23287 return PackageManagerService.this 23288 .getPackageInfoInternal(packageName, PackageManager.VERSION_CODE_HIGHEST, 23289 flags, filterCallingUid, userId); 23290 } 23291 23292 @Override 23293 public int getPackageUid(String packageName, int flags, int userId) { 23294 return PackageManagerService.this 23295 .getPackageUid(packageName, flags, userId); 23296 } 23297 23298 @Override 23299 public ApplicationInfo getApplicationInfo( 23300 String packageName, int flags, int filterCallingUid, int userId) { 23301 return PackageManagerService.this 23302 .getApplicationInfoInternal(packageName, flags, filterCallingUid, userId); 23303 } 23304 23305 @Override 23306 public ActivityInfo getActivityInfo( 23307 ComponentName component, int flags, int filterCallingUid, int userId) { 23308 return PackageManagerService.this 23309 .getActivityInfoInternal(component, flags, filterCallingUid, userId); 23310 } 23311 23312 @Override 23313 public List<ResolveInfo> queryIntentActivities( 23314 Intent intent, int flags, int filterCallingUid, int userId) { 23315 final String resolvedType = intent.resolveTypeIfNeeded(mContext.getContentResolver()); 23316 return PackageManagerService.this 23317 .queryIntentActivitiesInternal(intent, resolvedType, flags, filterCallingUid, 23318 userId, false /*resolveForStart*/, true /*allowDynamicSplits*/); 23319 } 23320 23321 @Override 23322 public List<ResolveInfo> queryIntentServices( 23323 Intent intent, int flags, int callingUid, int userId) { 23324 final String resolvedType = intent.resolveTypeIfNeeded(mContext.getContentResolver()); 23325 return PackageManagerService.this 23326 .queryIntentServicesInternal(intent, resolvedType, flags, userId, callingUid, 23327 false); 23328 } 23329 23330 @Override 23331 public ComponentName getHomeActivitiesAsUser(List<ResolveInfo> allHomeCandidates, 23332 int userId) { 23333 return PackageManagerService.this.getHomeActivitiesAsUser(allHomeCandidates, userId); 23334 } 23335 23336 @Override 23337 public void setDeviceAndProfileOwnerPackages( 23338 int deviceOwnerUserId, String deviceOwnerPackage, 23339 SparseArray<String> profileOwnerPackages) { 23340 mProtectedPackages.setDeviceAndProfileOwnerPackages( 23341 deviceOwnerUserId, deviceOwnerPackage, profileOwnerPackages); 23342 } 23343 23344 @Override 23345 public boolean isPackageDataProtected(int userId, String packageName) { 23346 return mProtectedPackages.isPackageDataProtected(userId, packageName); 23347 } 23348 23349 @Override 23350 public boolean isPackageEphemeral(int userId, String packageName) { 23351 synchronized (mPackages) { 23352 final PackageSetting ps = mSettings.mPackages.get(packageName); 23353 return ps != null ? ps.getInstantApp(userId) : false; 23354 } 23355 } 23356 23357 @Override 23358 public boolean wasPackageEverLaunched(String packageName, int userId) { 23359 synchronized (mPackages) { 23360 return mSettings.wasPackageEverLaunchedLPr(packageName, userId); 23361 } 23362 } 23363 23364 @Override 23365 public void grantRuntimePermission(String packageName, String permName, int userId, 23366 boolean overridePolicy) { 23367 PackageManagerService.this.mPermissionManager.grantRuntimePermission( 23368 permName, packageName, overridePolicy, getCallingUid(), userId, 23369 mPermissionCallback); 23370 } 23371 23372 @Override 23373 public void revokeRuntimePermission(String packageName, String permName, int userId, 23374 boolean overridePolicy) { 23375 mPermissionManager.revokeRuntimePermission( 23376 permName, packageName, overridePolicy, getCallingUid(), userId, 23377 mPermissionCallback); 23378 } 23379 23380 @Override 23381 public String getNameForUid(int uid) { 23382 return PackageManagerService.this.getNameForUid(uid); 23383 } 23384 23385 @Override 23386 public void requestInstantAppResolutionPhaseTwo(AuxiliaryResolveInfo responseObj, 23387 Intent origIntent, String resolvedType, String callingPackage, 23388 Bundle verificationBundle, int userId) { 23389 PackageManagerService.this.requestInstantAppResolutionPhaseTwo( 23390 responseObj, origIntent, resolvedType, callingPackage, verificationBundle, 23391 userId); 23392 } 23393 23394 @Override 23395 public void grantEphemeralAccess(int userId, Intent intent, 23396 int targetAppId, int ephemeralAppId) { 23397 synchronized (mPackages) { 23398 mInstantAppRegistry.grantInstantAccessLPw(userId, intent, 23399 targetAppId, ephemeralAppId); 23400 } 23401 } 23402 23403 @Override 23404 public boolean isInstantAppInstallerComponent(ComponentName component) { 23405 synchronized (mPackages) { 23406 return mInstantAppInstallerActivity != null 23407 && mInstantAppInstallerActivity.getComponentName().equals(component); 23408 } 23409 } 23410 23411 @Override 23412 public void pruneInstantApps() { 23413 mInstantAppRegistry.pruneInstantApps(); 23414 } 23415 23416 @Override 23417 public String getSetupWizardPackageName() { 23418 return mSetupWizardPackage; 23419 } 23420 23421 public void setExternalSourcesPolicy(ExternalSourcesPolicy policy) { 23422 if (policy != null) { 23423 mExternalSourcesPolicy = policy; 23424 } 23425 } 23426 23427 @Override 23428 public boolean isPackagePersistent(String packageName) { 23429 synchronized (mPackages) { 23430 PackageParser.Package pkg = mPackages.get(packageName); 23431 return pkg != null 23432 ? ((pkg.applicationInfo.flags&(ApplicationInfo.FLAG_SYSTEM 23433 | ApplicationInfo.FLAG_PERSISTENT)) == 23434 (ApplicationInfo.FLAG_SYSTEM | ApplicationInfo.FLAG_PERSISTENT)) 23435 : false; 23436 } 23437 } 23438 23439 @Override 23440 public boolean isLegacySystemApp(Package pkg) { 23441 synchronized (mPackages) { 23442 final PackageSetting ps = (PackageSetting) pkg.mExtras; 23443 return mPromoteSystemApps 23444 && ps.isSystem() 23445 && mExistingSystemPackages.contains(ps.name); 23446 } 23447 } 23448 23449 @Override 23450 public List<PackageInfo> getOverlayPackages(int userId) { 23451 final ArrayList<PackageInfo> overlayPackages = new ArrayList<PackageInfo>(); 23452 synchronized (mPackages) { 23453 for (PackageParser.Package p : mPackages.values()) { 23454 if (p.mOverlayTarget != null) { 23455 PackageInfo pkg = generatePackageInfo((PackageSetting)p.mExtras, 0, userId); 23456 if (pkg != null) { 23457 overlayPackages.add(pkg); 23458 } 23459 } 23460 } 23461 } 23462 return overlayPackages; 23463 } 23464 23465 @Override 23466 public List<String> getTargetPackageNames(int userId) { 23467 List<String> targetPackages = new ArrayList<>(); 23468 synchronized (mPackages) { 23469 for (PackageParser.Package p : mPackages.values()) { 23470 if (p.mOverlayTarget == null) { 23471 targetPackages.add(p.packageName); 23472 } 23473 } 23474 } 23475 return targetPackages; 23476 } 23477 23478 @Override 23479 public boolean setEnabledOverlayPackages(int userId, @NonNull String targetPackageName, 23480 @Nullable List<String> overlayPackageNames) { 23481 synchronized (mPackages) { 23482 if (targetPackageName == null || mPackages.get(targetPackageName) == null) { 23483 Slog.e(TAG, "failed to find package " + targetPackageName); 23484 return false; 23485 } 23486 ArrayList<String> overlayPaths = null; 23487 if (overlayPackageNames != null && overlayPackageNames.size() > 0) { 23488 final int N = overlayPackageNames.size(); 23489 overlayPaths = new ArrayList<>(N); 23490 for (int i = 0; i < N; i++) { 23491 final String packageName = overlayPackageNames.get(i); 23492 final PackageParser.Package pkg = mPackages.get(packageName); 23493 if (pkg == null) { 23494 Slog.e(TAG, "failed to find package " + packageName); 23495 return false; 23496 } 23497 overlayPaths.add(pkg.baseCodePath); 23498 } 23499 } 23500 23501 final PackageSetting ps = mSettings.mPackages.get(targetPackageName); 23502 ps.setOverlayPaths(overlayPaths, userId); 23503 return true; 23504 } 23505 } 23506 23507 @Override 23508 public ResolveInfo resolveIntent(Intent intent, String resolvedType, 23509 int flags, int userId, boolean resolveForStart) { 23510 return resolveIntentInternal( 23511 intent, resolvedType, flags, userId, resolveForStart); 23512 } 23513 23514 @Override 23515 public ResolveInfo resolveService(Intent intent, String resolvedType, 23516 int flags, int userId, int callingUid) { 23517 return resolveServiceInternal(intent, resolvedType, flags, userId, callingUid); 23518 } 23519 23520 @Override 23521 public ProviderInfo resolveContentProvider(String name, int flags, int userId) { 23522 return PackageManagerService.this.resolveContentProviderInternal( 23523 name, flags, userId); 23524 } 23525 23526 @Override 23527 public void addIsolatedUid(int isolatedUid, int ownerUid) { 23528 synchronized (mPackages) { 23529 mIsolatedOwners.put(isolatedUid, ownerUid); 23530 } 23531 } 23532 23533 @Override 23534 public void removeIsolatedUid(int isolatedUid) { 23535 synchronized (mPackages) { 23536 mIsolatedOwners.delete(isolatedUid); 23537 } 23538 } 23539 23540 @Override 23541 public int getUidTargetSdkVersion(int uid) { 23542 synchronized (mPackages) { 23543 return getUidTargetSdkVersionLockedLPr(uid); 23544 } 23545 } 23546 23547 @Override 23548 public int getPackageTargetSdkVersion(String packageName) { 23549 synchronized (mPackages) { 23550 return getPackageTargetSdkVersionLockedLPr(packageName); 23551 } 23552 } 23553 23554 @Override 23555 public boolean canAccessInstantApps(int callingUid, int userId) { 23556 return PackageManagerService.this.canViewInstantApps(callingUid, userId); 23557 } 23558 23559 @Override 23560 public boolean hasInstantApplicationMetadata(String packageName, int userId) { 23561 synchronized (mPackages) { 23562 return mInstantAppRegistry.hasInstantApplicationMetadataLPr(packageName, userId); 23563 } 23564 } 23565 23566 @Override 23567 public void notifyPackageUse(String packageName, int reason) { 23568 synchronized (mPackages) { 23569 PackageManagerService.this.notifyPackageUseLocked(packageName, reason); 23570 } 23571 } 23572 } 23573 23574 @Override 23575 public void grantDefaultPermissionsToEnabledCarrierApps(String[] packageNames, int userId) { 23576 enforceSystemOrPhoneCaller("grantPermissionsToEnabledCarrierApps"); 23577 synchronized (mPackages) { 23578 final long identity = Binder.clearCallingIdentity(); 23579 try { 23580 mDefaultPermissionPolicy.grantDefaultPermissionsToEnabledCarrierApps( 23581 packageNames, userId); 23582 } finally { 23583 Binder.restoreCallingIdentity(identity); 23584 } 23585 } 23586 } 23587 23588 @Override 23589 public void grantDefaultPermissionsToEnabledImsServices(String[] packageNames, int userId) { 23590 enforceSystemOrPhoneCaller("grantDefaultPermissionsToEnabledImsServices"); 23591 synchronized (mPackages) { 23592 final long identity = Binder.clearCallingIdentity(); 23593 try { 23594 mDefaultPermissionPolicy.grantDefaultPermissionsToEnabledImsServices( 23595 packageNames, userId); 23596 } finally { 23597 Binder.restoreCallingIdentity(identity); 23598 } 23599 } 23600 } 23601 23602 private static void enforceSystemOrPhoneCaller(String tag) { 23603 int callingUid = Binder.getCallingUid(); 23604 if (callingUid != Process.PHONE_UID && callingUid != Process.SYSTEM_UID) { 23605 throw new SecurityException( 23606 "Cannot call " + tag + " from UID " + callingUid); 23607 } 23608 } 23609 23610 boolean isHistoricalPackageUsageAvailable() { 23611 return mPackageUsage.isHistoricalPackageUsageAvailable(); 23612 } 23613 23614 /** 23615 * Return a <b>copy</b> of the collection of packages known to the package manager. 23616 * @return A copy of the values of mPackages. 23617 */ 23618 Collection<PackageParser.Package> getPackages() { 23619 synchronized (mPackages) { 23620 return new ArrayList<>(mPackages.values()); 23621 } 23622 } 23623 23624 /** 23625 * Logs process start information (including base APK hash) to the security log. 23626 * @hide 23627 */ 23628 @Override 23629 public void logAppProcessStartIfNeeded(String processName, int uid, String seinfo, 23630 String apkFile, int pid) { 23631 if (getInstantAppPackageName(Binder.getCallingUid()) != null) { 23632 return; 23633 } 23634 if (!SecurityLog.isLoggingEnabled()) { 23635 return; 23636 } 23637 Bundle data = new Bundle(); 23638 data.putLong("startTimestamp", System.currentTimeMillis()); 23639 data.putString("processName", processName); 23640 data.putInt("uid", uid); 23641 data.putString("seinfo", seinfo); 23642 data.putString("apkFile", apkFile); 23643 data.putInt("pid", pid); 23644 Message msg = mProcessLoggingHandler.obtainMessage( 23645 ProcessLoggingHandler.LOG_APP_PROCESS_START_MSG); 23646 msg.setData(data); 23647 mProcessLoggingHandler.sendMessage(msg); 23648 } 23649 23650 public CompilerStats.PackageStats getCompilerPackageStats(String pkgName) { 23651 return mCompilerStats.getPackageStats(pkgName); 23652 } 23653 23654 public CompilerStats.PackageStats getOrCreateCompilerPackageStats(PackageParser.Package pkg) { 23655 return getOrCreateCompilerPackageStats(pkg.packageName); 23656 } 23657 23658 public CompilerStats.PackageStats getOrCreateCompilerPackageStats(String pkgName) { 23659 return mCompilerStats.getOrCreatePackageStats(pkgName); 23660 } 23661 23662 public void deleteCompilerPackageStats(String pkgName) { 23663 mCompilerStats.deletePackageStats(pkgName); 23664 } 23665 23666 @Override 23667 public int getInstallReason(String packageName, int userId) { 23668 final int callingUid = Binder.getCallingUid(); 23669 mPermissionManager.enforceCrossUserPermission(callingUid, userId, 23670 true /* requireFullPermission */, false /* checkShell */, 23671 "get install reason"); 23672 synchronized (mPackages) { 23673 final PackageSetting ps = mSettings.mPackages.get(packageName); 23674 if (filterAppAccessLPr(ps, callingUid, userId)) { 23675 return PackageManager.INSTALL_REASON_UNKNOWN; 23676 } 23677 if (ps != null) { 23678 return ps.getInstallReason(userId); 23679 } 23680 } 23681 return PackageManager.INSTALL_REASON_UNKNOWN; 23682 } 23683 23684 @Override 23685 public boolean canRequestPackageInstalls(String packageName, int userId) { 23686 return canRequestPackageInstallsInternal(packageName, 0, userId, 23687 true /* throwIfPermNotDeclared*/); 23688 } 23689 23690 private boolean canRequestPackageInstallsInternal(String packageName, int flags, int userId, 23691 boolean throwIfPermNotDeclared) { 23692 int callingUid = Binder.getCallingUid(); 23693 int uid = getPackageUid(packageName, 0, userId); 23694 if (callingUid != uid && callingUid != Process.ROOT_UID 23695 && callingUid != Process.SYSTEM_UID) { 23696 throw new SecurityException( 23697 "Caller uid " + callingUid + " does not own package " + packageName); 23698 } 23699 ApplicationInfo info = getApplicationInfo(packageName, flags, userId); 23700 if (info == null) { 23701 return false; 23702 } 23703 if (info.targetSdkVersion < Build.VERSION_CODES.O) { 23704 return false; 23705 } 23706 String appOpPermission = Manifest.permission.REQUEST_INSTALL_PACKAGES; 23707 String[] packagesDeclaringPermission = getAppOpPermissionPackages(appOpPermission); 23708 if (!ArrayUtils.contains(packagesDeclaringPermission, packageName)) { 23709 if (throwIfPermNotDeclared) { 23710 throw new SecurityException("Need to declare " + appOpPermission 23711 + " to call this api"); 23712 } else { 23713 Slog.e(TAG, "Need to declare " + appOpPermission + " to call this api"); 23714 return false; 23715 } 23716 } 23717 if (sUserManager.hasUserRestriction(UserManager.DISALLOW_INSTALL_UNKNOWN_SOURCES, userId)) { 23718 return false; 23719 } 23720 if (mExternalSourcesPolicy != null) { 23721 int isTrusted = mExternalSourcesPolicy.getPackageTrustedToInstallApps(packageName, uid); 23722 if (isTrusted != PackageManagerInternal.ExternalSourcesPolicy.USER_DEFAULT) { 23723 return isTrusted == PackageManagerInternal.ExternalSourcesPolicy.USER_TRUSTED; 23724 } 23725 } 23726 return checkUidPermission(appOpPermission, uid) == PERMISSION_GRANTED; 23727 } 23728 23729 @Override 23730 public ComponentName getInstantAppResolverSettingsComponent() { 23731 return mInstantAppResolverSettingsComponent; 23732 } 23733 23734 @Override 23735 public ComponentName getInstantAppInstallerComponent() { 23736 if (getInstantAppPackageName(Binder.getCallingUid()) != null) { 23737 return null; 23738 } 23739 return mInstantAppInstallerActivity == null 23740 ? null : mInstantAppInstallerActivity.getComponentName(); 23741 } 23742 23743 @Override 23744 public String getInstantAppAndroidId(String packageName, int userId) { 23745 mContext.enforceCallingOrSelfPermission(android.Manifest.permission.ACCESS_INSTANT_APPS, 23746 "getInstantAppAndroidId"); 23747 mPermissionManager.enforceCrossUserPermission(Binder.getCallingUid(), userId, 23748 true /* requireFullPermission */, false /* checkShell */, 23749 "getInstantAppAndroidId"); 23750 // Make sure the target is an Instant App. 23751 if (!isInstantApp(packageName, userId)) { 23752 return null; 23753 } 23754 synchronized (mPackages) { 23755 return mInstantAppRegistry.getInstantAppAndroidIdLPw(packageName, userId); 23756 } 23757 } 23758 23759 boolean canHaveOatDir(String packageName) { 23760 synchronized (mPackages) { 23761 PackageParser.Package p = mPackages.get(packageName); 23762 if (p == null) { 23763 return false; 23764 } 23765 return p.canHaveOatDir(); 23766 } 23767 } 23768 23769 private String getOatDir(PackageParser.Package pkg) { 23770 if (!pkg.canHaveOatDir()) { 23771 return null; 23772 } 23773 File codePath = new File(pkg.codePath); 23774 if (codePath.isDirectory()) { 23775 return PackageDexOptimizer.getOatDir(codePath).getAbsolutePath(); 23776 } 23777 return null; 23778 } 23779 23780 void deleteOatArtifactsOfPackage(String packageName) { 23781 final String[] instructionSets; 23782 final List<String> codePaths; 23783 final String oatDir; 23784 final PackageParser.Package pkg; 23785 synchronized (mPackages) { 23786 pkg = mPackages.get(packageName); 23787 } 23788 instructionSets = getAppDexInstructionSets(pkg.applicationInfo); 23789 codePaths = pkg.getAllCodePaths(); 23790 oatDir = getOatDir(pkg); 23791 23792 for (String codePath : codePaths) { 23793 for (String isa : instructionSets) { 23794 try { 23795 mInstaller.deleteOdex(codePath, isa, oatDir); 23796 } catch (InstallerException e) { 23797 Log.e(TAG, "Failed deleting oat files for " + codePath, e); 23798 } 23799 } 23800 } 23801 } 23802 23803 Set<String> getUnusedPackages(long downgradeTimeThresholdMillis) { 23804 Set<String> unusedPackages = new HashSet<>(); 23805 long currentTimeInMillis = System.currentTimeMillis(); 23806 synchronized (mPackages) { 23807 for (PackageParser.Package pkg : mPackages.values()) { 23808 PackageSetting ps = mSettings.mPackages.get(pkg.packageName); 23809 if (ps == null) { 23810 continue; 23811 } 23812 PackageDexUsage.PackageUseInfo packageUseInfo = 23813 getDexManager().getPackageUseInfoOrDefault(pkg.packageName); 23814 if (PackageManagerServiceUtils 23815 .isUnusedSinceTimeInMillis(ps.firstInstallTime, currentTimeInMillis, 23816 downgradeTimeThresholdMillis, packageUseInfo, 23817 pkg.getLatestPackageUseTimeInMills(), 23818 pkg.getLatestForegroundPackageUseTimeInMills())) { 23819 unusedPackages.add(pkg.packageName); 23820 } 23821 } 23822 } 23823 return unusedPackages; 23824 } 23825 23826 @Override 23827 public void setHarmfulAppWarning(@NonNull String packageName, @Nullable CharSequence warning, 23828 int userId) { 23829 final int callingUid = Binder.getCallingUid(); 23830 final int callingAppId = UserHandle.getAppId(callingUid); 23831 23832 mPermissionManager.enforceCrossUserPermission(callingUid, userId, 23833 true /*requireFullPermission*/, true /*checkShell*/, "setHarmfulAppInfo"); 23834 23835 if (callingAppId != Process.SYSTEM_UID && callingAppId != Process.ROOT_UID && 23836 checkUidPermission(SET_HARMFUL_APP_WARNINGS, callingUid) != PERMISSION_GRANTED) { 23837 throw new SecurityException("Caller must have the " 23838 + SET_HARMFUL_APP_WARNINGS + " permission."); 23839 } 23840 23841 synchronized(mPackages) { 23842 mSettings.setHarmfulAppWarningLPw(packageName, warning, userId); 23843 scheduleWritePackageRestrictionsLocked(userId); 23844 } 23845 } 23846 23847 @Nullable 23848 @Override 23849 public CharSequence getHarmfulAppWarning(@NonNull String packageName, int userId) { 23850 final int callingUid = Binder.getCallingUid(); 23851 final int callingAppId = UserHandle.getAppId(callingUid); 23852 23853 mPermissionManager.enforceCrossUserPermission(callingUid, userId, 23854 true /*requireFullPermission*/, true /*checkShell*/, "getHarmfulAppInfo"); 23855 23856 if (callingAppId != Process.SYSTEM_UID && callingAppId != Process.ROOT_UID && 23857 checkUidPermission(SET_HARMFUL_APP_WARNINGS, callingUid) != PERMISSION_GRANTED) { 23858 throw new SecurityException("Caller must have the " 23859 + SET_HARMFUL_APP_WARNINGS + " permission."); 23860 } 23861 23862 synchronized(mPackages) { 23863 return mSettings.getHarmfulAppWarningLPr(packageName, userId); 23864 } 23865 } 23866} 23867 23868interface PackageSender { 23869 /** 23870 * @param userIds User IDs where the action occurred on a full application 23871 * @param instantUserIds User IDs where the action occurred on an instant application 23872 */ 23873 void sendPackageBroadcast(final String action, final String pkg, 23874 final Bundle extras, final int flags, final String targetPkg, 23875 final IIntentReceiver finishedReceiver, final int[] userIds, int[] instantUserIds); 23876 void sendPackageAddedForNewUsers(String packageName, boolean sendBootCompleted, 23877 boolean includeStopped, int appId, int[] userIds, int[] instantUserIds); 23878 void notifyPackageAdded(String packageName); 23879 void notifyPackageRemoved(String packageName); 23880} 23881