PackageManagerService.java revision 232d29e0cdfd906da6b23c328c132bfc30607142
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.INSTALL_PACKAGES; 21import static android.Manifest.permission.MANAGE_PROFILE_AND_DEVICE_OWNERS; 22import static android.Manifest.permission.READ_EXTERNAL_STORAGE; 23import static android.Manifest.permission.REQUEST_DELETE_PACKAGES; 24import static android.Manifest.permission.WRITE_EXTERNAL_STORAGE; 25import static android.Manifest.permission.WRITE_MEDIA_STORAGE; 26import static android.content.pm.PackageManager.COMPONENT_ENABLED_STATE_DEFAULT; 27import static android.content.pm.PackageManager.COMPONENT_ENABLED_STATE_DISABLED; 28import static android.content.pm.PackageManager.COMPONENT_ENABLED_STATE_DISABLED_UNTIL_USED; 29import static android.content.pm.PackageManager.COMPONENT_ENABLED_STATE_DISABLED_USER; 30import static android.content.pm.PackageManager.COMPONENT_ENABLED_STATE_ENABLED; 31import static android.content.pm.PackageManager.DELETE_KEEP_DATA; 32import static android.content.pm.PackageManager.FLAG_PERMISSION_GRANTED_BY_DEFAULT; 33import static android.content.pm.PackageManager.FLAG_PERMISSION_POLICY_FIXED; 34import static android.content.pm.PackageManager.FLAG_PERMISSION_REVIEW_REQUIRED; 35import static android.content.pm.PackageManager.FLAG_PERMISSION_REVOKE_ON_UPGRADE; 36import static android.content.pm.PackageManager.FLAG_PERMISSION_SYSTEM_FIXED; 37import static android.content.pm.PackageManager.FLAG_PERMISSION_USER_FIXED; 38import static android.content.pm.PackageManager.FLAG_PERMISSION_USER_SET; 39import static android.content.pm.PackageManager.INSTALL_EXTERNAL; 40import static android.content.pm.PackageManager.INSTALL_FAILED_ALREADY_EXISTS; 41import static android.content.pm.PackageManager.INSTALL_FAILED_CONFLICTING_PROVIDER; 42import static android.content.pm.PackageManager.INSTALL_FAILED_DUPLICATE_PACKAGE; 43import static android.content.pm.PackageManager.INSTALL_FAILED_DUPLICATE_PERMISSION; 44import static android.content.pm.PackageManager.INSTALL_FAILED_INSTANT_APP_INVALID; 45import static android.content.pm.PackageManager.INSTALL_FAILED_INSUFFICIENT_STORAGE; 46import static android.content.pm.PackageManager.INSTALL_FAILED_INTERNAL_ERROR; 47import static android.content.pm.PackageManager.INSTALL_FAILED_INVALID_APK; 48import static android.content.pm.PackageManager.INSTALL_FAILED_INVALID_INSTALL_LOCATION; 49import static android.content.pm.PackageManager.INSTALL_FAILED_MISSING_SHARED_LIBRARY; 50import static android.content.pm.PackageManager.INSTALL_FAILED_PACKAGE_CHANGED; 51import static android.content.pm.PackageManager.INSTALL_FAILED_REPLACE_COULDNT_DELETE; 52import static android.content.pm.PackageManager.INSTALL_FAILED_SANDBOX_VERSION_DOWNGRADE; 53import static android.content.pm.PackageManager.INSTALL_FAILED_SHARED_USER_INCOMPATIBLE; 54import static android.content.pm.PackageManager.INSTALL_FAILED_TEST_ONLY; 55import static android.content.pm.PackageManager.INSTALL_FAILED_UPDATE_INCOMPATIBLE; 56import static android.content.pm.PackageManager.INSTALL_FAILED_USER_RESTRICTED; 57import static android.content.pm.PackageManager.INSTALL_FAILED_VERSION_DOWNGRADE; 58import static android.content.pm.PackageManager.INSTALL_INTERNAL; 59import static android.content.pm.PackageManager.INSTALL_PARSE_FAILED_INCONSISTENT_CERTIFICATES; 60import static android.content.pm.PackageManager.INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_ALWAYS; 61import static android.content.pm.PackageManager.INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_ALWAYS_ASK; 62import static android.content.pm.PackageManager.INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_ASK; 63import static android.content.pm.PackageManager.INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_NEVER; 64import static android.content.pm.PackageManager.INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_UNDEFINED; 65import static android.content.pm.PackageManager.MATCH_ALL; 66import static android.content.pm.PackageManager.MATCH_ANY_USER; 67import static android.content.pm.PackageManager.MATCH_DEBUG_TRIAGED_MISSING; 68import static android.content.pm.PackageManager.MATCH_DIRECT_BOOT_AWARE; 69import static android.content.pm.PackageManager.MATCH_DIRECT_BOOT_UNAWARE; 70import static android.content.pm.PackageManager.MATCH_DISABLED_COMPONENTS; 71import static android.content.pm.PackageManager.MATCH_FACTORY_ONLY; 72import static android.content.pm.PackageManager.MATCH_KNOWN_PACKAGES; 73import static android.content.pm.PackageManager.MATCH_SYSTEM_ONLY; 74import static android.content.pm.PackageManager.MATCH_UNINSTALLED_PACKAGES; 75import static android.content.pm.PackageManager.MOVE_FAILED_3RD_PARTY_NOT_ALLOWED_ON_INTERNAL; 76import static android.content.pm.PackageManager.MOVE_FAILED_DEVICE_ADMIN; 77import static android.content.pm.PackageManager.MOVE_FAILED_DOESNT_EXIST; 78import static android.content.pm.PackageManager.MOVE_FAILED_INTERNAL_ERROR; 79import static android.content.pm.PackageManager.MOVE_FAILED_LOCKED_USER; 80import static android.content.pm.PackageManager.MOVE_FAILED_OPERATION_PENDING; 81import static android.content.pm.PackageManager.MOVE_FAILED_SYSTEM_PACKAGE; 82import static android.content.pm.PackageManager.PERMISSION_DENIED; 83import static android.content.pm.PackageManager.PERMISSION_GRANTED; 84import static android.content.pm.PackageParser.isApkFile; 85import static android.os.Trace.TRACE_TAG_PACKAGE_MANAGER; 86import static android.os.storage.StorageManager.FLAG_STORAGE_CE; 87import static android.os.storage.StorageManager.FLAG_STORAGE_DE; 88import static android.system.OsConstants.O_CREAT; 89import static android.system.OsConstants.O_RDWR; 90 91import static com.android.internal.app.IntentForwarderActivity.FORWARD_INTENT_TO_MANAGED_PROFILE; 92import static com.android.internal.app.IntentForwarderActivity.FORWARD_INTENT_TO_PARENT; 93import static com.android.internal.content.NativeLibraryHelper.LIB64_DIR_NAME; 94import static com.android.internal.content.NativeLibraryHelper.LIB_DIR_NAME; 95import static com.android.internal.util.ArrayUtils.appendInt; 96import static com.android.server.pm.InstructionSets.getAppDexInstructionSets; 97import static com.android.server.pm.InstructionSets.getDexCodeInstructionSet; 98import static com.android.server.pm.InstructionSets.getDexCodeInstructionSets; 99import static com.android.server.pm.InstructionSets.getPreferredInstructionSet; 100import static com.android.server.pm.InstructionSets.getPrimaryInstructionSet; 101import static com.android.server.pm.PackageManagerServiceCompilerMapping.getCompilerFilterForReason; 102import static com.android.server.pm.PackageManagerServiceCompilerMapping.getDefaultCompilerFilter; 103import static com.android.server.pm.PackageManagerServiceUtils.compareSignatures; 104import static com.android.server.pm.PackageManagerServiceUtils.compressedFileExists; 105import static com.android.server.pm.PackageManagerServiceUtils.decompressFile; 106import static com.android.server.pm.PackageManagerServiceUtils.deriveAbiOverride; 107import static com.android.server.pm.PackageManagerServiceUtils.dumpCriticalInfo; 108import static com.android.server.pm.PackageManagerServiceUtils.getCompressedFiles; 109import static com.android.server.pm.PackageManagerServiceUtils.getLastModifiedTime; 110import static com.android.server.pm.PackageManagerServiceUtils.logCriticalInfo; 111import static com.android.server.pm.PackageManagerServiceUtils.verifySignatures; 112import static com.android.server.pm.permission.PermissionsState.PERMISSION_OPERATION_FAILURE; 113import static com.android.server.pm.permission.PermissionsState.PERMISSION_OPERATION_SUCCESS; 114import static com.android.server.pm.permission.PermissionsState.PERMISSION_OPERATION_SUCCESS_GIDS_CHANGED; 115import static dalvik.system.DexFile.getNonProfileGuidedCompilerFilter; 116 117import android.Manifest; 118import android.annotation.IntDef; 119import android.annotation.NonNull; 120import android.annotation.Nullable; 121import android.app.ActivityManager; 122import android.app.AppOpsManager; 123import android.app.IActivityManager; 124import android.app.ResourcesManager; 125import android.app.admin.IDevicePolicyManager; 126import android.app.admin.SecurityLog; 127import android.app.backup.IBackupManager; 128import android.content.BroadcastReceiver; 129import android.content.ComponentName; 130import android.content.ContentResolver; 131import android.content.Context; 132import android.content.IIntentReceiver; 133import android.content.Intent; 134import android.content.IntentFilter; 135import android.content.IntentSender; 136import android.content.IntentSender.SendIntentException; 137import android.content.ServiceConnection; 138import android.content.pm.ActivityInfo; 139import android.content.pm.ApplicationInfo; 140import android.content.pm.AppsQueryHelper; 141import android.content.pm.AuxiliaryResolveInfo; 142import android.content.pm.ChangedPackages; 143import android.content.pm.ComponentInfo; 144import android.content.pm.FallbackCategoryProvider; 145import android.content.pm.FeatureInfo; 146import android.content.pm.IDexModuleRegisterCallback; 147import android.content.pm.IOnPermissionsChangeListener; 148import android.content.pm.IPackageDataObserver; 149import android.content.pm.IPackageDeleteObserver; 150import android.content.pm.IPackageDeleteObserver2; 151import android.content.pm.IPackageInstallObserver2; 152import android.content.pm.IPackageInstaller; 153import android.content.pm.IPackageManager; 154import android.content.pm.IPackageManagerNative; 155import android.content.pm.IPackageMoveObserver; 156import android.content.pm.IPackageStatsObserver; 157import android.content.pm.InstantAppInfo; 158import android.content.pm.InstantAppRequest; 159import android.content.pm.InstantAppResolveInfo; 160import android.content.pm.InstrumentationInfo; 161import android.content.pm.IntentFilterVerificationInfo; 162import android.content.pm.KeySet; 163import android.content.pm.PackageCleanItem; 164import android.content.pm.PackageInfo; 165import android.content.pm.PackageInfoLite; 166import android.content.pm.PackageInstaller; 167import android.content.pm.PackageManager; 168import android.content.pm.PackageManagerInternal; 169import android.content.pm.PackageManager.LegacyPackageDeleteObserver; 170import android.content.pm.PackageParser; 171import android.content.pm.PackageParser.ActivityIntentInfo; 172import android.content.pm.PackageParser.Package; 173import android.content.pm.PackageParser.PackageLite; 174import android.content.pm.PackageParser.PackageParserException; 175import android.content.pm.PackageParser.ParseFlags; 176import android.content.pm.PackageStats; 177import android.content.pm.PackageUserState; 178import android.content.pm.ParceledListSlice; 179import android.content.pm.PermissionGroupInfo; 180import android.content.pm.PermissionInfo; 181import android.content.pm.ProviderInfo; 182import android.content.pm.ResolveInfo; 183import android.content.pm.ServiceInfo; 184import android.content.pm.SharedLibraryInfo; 185import android.content.pm.Signature; 186import android.content.pm.UserInfo; 187import android.content.pm.VerifierDeviceIdentity; 188import android.content.pm.VerifierInfo; 189import android.content.pm.VersionedPackage; 190import android.content.res.Resources; 191import android.database.ContentObserver; 192import android.graphics.Bitmap; 193import android.hardware.display.DisplayManager; 194import android.net.Uri; 195import android.os.Binder; 196import android.os.Build; 197import android.os.Bundle; 198import android.os.Debug; 199import android.os.Environment; 200import android.os.Environment.UserEnvironment; 201import android.os.FileUtils; 202import android.os.Handler; 203import android.os.IBinder; 204import android.os.Looper; 205import android.os.Message; 206import android.os.Parcel; 207import android.os.ParcelFileDescriptor; 208import android.os.PatternMatcher; 209import android.os.Process; 210import android.os.RemoteCallbackList; 211import android.os.RemoteException; 212import android.os.ResultReceiver; 213import android.os.SELinux; 214import android.os.ServiceManager; 215import android.os.ShellCallback; 216import android.os.SystemClock; 217import android.os.SystemProperties; 218import android.os.Trace; 219import android.os.UserHandle; 220import android.os.UserManager; 221import android.os.UserManagerInternal; 222import android.os.storage.IStorageManager; 223import android.os.storage.StorageEventListener; 224import android.os.storage.StorageManager; 225import android.os.storage.StorageManagerInternal; 226import android.os.storage.VolumeInfo; 227import android.os.storage.VolumeRecord; 228import android.provider.Settings.Global; 229import android.provider.Settings.Secure; 230import android.security.KeyStore; 231import android.security.SystemKeyStore; 232import android.service.pm.PackageServiceDumpProto; 233import android.system.ErrnoException; 234import android.system.Os; 235import android.text.TextUtils; 236import android.text.format.DateUtils; 237import android.util.ArrayMap; 238import android.util.ArraySet; 239import android.util.Base64; 240import android.util.DisplayMetrics; 241import android.util.EventLog; 242import android.util.ExceptionUtils; 243import android.util.Log; 244import android.util.LogPrinter; 245import android.util.MathUtils; 246import android.util.PackageUtils; 247import android.util.Pair; 248import android.util.PrintStreamPrinter; 249import android.util.Slog; 250import android.util.SparseArray; 251import android.util.SparseBooleanArray; 252import android.util.SparseIntArray; 253import android.util.TimingsTraceLog; 254import android.util.Xml; 255import android.util.jar.StrictJarFile; 256import android.util.proto.ProtoOutputStream; 257import android.view.Display; 258 259import com.android.internal.R; 260import com.android.internal.annotations.GuardedBy; 261import com.android.internal.app.IMediaContainerService; 262import com.android.internal.app.ResolverActivity; 263import com.android.internal.content.NativeLibraryHelper; 264import com.android.internal.content.PackageHelper; 265import com.android.internal.logging.MetricsLogger; 266import com.android.internal.logging.nano.MetricsProto.MetricsEvent; 267import com.android.internal.os.IParcelFileDescriptorFactory; 268import com.android.internal.os.RoSystemProperties; 269import com.android.internal.os.SomeArgs; 270import com.android.internal.os.Zygote; 271import com.android.internal.telephony.CarrierAppUtils; 272import com.android.internal.util.ArrayUtils; 273import com.android.internal.util.ConcurrentUtils; 274import com.android.internal.util.DumpUtils; 275import com.android.internal.util.FastPrintWriter; 276import com.android.internal.util.FastXmlSerializer; 277import com.android.internal.util.IndentingPrintWriter; 278import com.android.internal.util.Preconditions; 279import com.android.internal.util.XmlUtils; 280import com.android.server.AttributeCache; 281import com.android.server.DeviceIdleController; 282import com.android.server.EventLogTags; 283import com.android.server.FgThread; 284import com.android.server.IntentResolver; 285import com.android.server.LocalServices; 286import com.android.server.LockGuard; 287import com.android.server.ServiceThread; 288import com.android.server.SystemConfig; 289import com.android.server.SystemServerInitThreadPool; 290import com.android.server.Watchdog; 291import com.android.server.net.NetworkPolicyManagerInternal; 292import com.android.server.pm.Installer.InstallerException; 293import com.android.server.pm.Settings.DatabaseVersion; 294import com.android.server.pm.Settings.VersionInfo; 295import com.android.server.pm.dex.DexManager; 296import com.android.server.pm.dex.DexoptOptions; 297import com.android.server.pm.dex.PackageDexUsage; 298import com.android.server.pm.permission.BasePermission; 299import com.android.server.pm.permission.DefaultPermissionGrantPolicy; 300import com.android.server.pm.permission.PermissionManagerService; 301import com.android.server.pm.permission.PermissionManagerInternal; 302import com.android.server.pm.permission.DefaultPermissionGrantPolicy.DefaultPermissionGrantedCallback; 303import com.android.server.pm.permission.PermissionManagerInternal.PermissionCallback; 304import com.android.server.pm.permission.PermissionsState; 305import com.android.server.pm.permission.PermissionsState.PermissionState; 306import com.android.server.storage.DeviceStorageMonitorInternal; 307 308import dalvik.system.CloseGuard; 309import dalvik.system.DexFile; 310import dalvik.system.VMRuntime; 311 312import libcore.io.IoUtils; 313import libcore.io.Streams; 314import libcore.util.EmptyArray; 315 316import org.xmlpull.v1.XmlPullParser; 317import org.xmlpull.v1.XmlPullParserException; 318import org.xmlpull.v1.XmlSerializer; 319 320import java.io.BufferedOutputStream; 321import java.io.BufferedReader; 322import java.io.ByteArrayInputStream; 323import java.io.ByteArrayOutputStream; 324import java.io.File; 325import java.io.FileDescriptor; 326import java.io.FileInputStream; 327import java.io.FileOutputStream; 328import java.io.FileReader; 329import java.io.FilenameFilter; 330import java.io.IOException; 331import java.io.InputStream; 332import java.io.OutputStream; 333import java.io.PrintWriter; 334import java.lang.annotation.Retention; 335import java.lang.annotation.RetentionPolicy; 336import java.nio.charset.StandardCharsets; 337import java.security.DigestInputStream; 338import java.security.MessageDigest; 339import java.security.NoSuchAlgorithmException; 340import java.security.PublicKey; 341import java.security.SecureRandom; 342import java.security.cert.Certificate; 343import java.security.cert.CertificateEncodingException; 344import java.security.cert.CertificateException; 345import java.text.SimpleDateFormat; 346import java.util.ArrayList; 347import java.util.Arrays; 348import java.util.Collection; 349import java.util.Collections; 350import java.util.Comparator; 351import java.util.Date; 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; 365import java.util.zip.GZIPInputStream; 366 367/** 368 * Keep track of all those APKs everywhere. 369 * <p> 370 * Internally there are two important locks: 371 * <ul> 372 * <li>{@link #mPackages} is used to guard all in-memory parsed package details 373 * and other related state. It is a fine-grained lock that should only be held 374 * momentarily, as it's one of the most contended locks in the system. 375 * <li>{@link #mInstallLock} is used to guard all {@code installd} access, whose 376 * operations typically involve heavy lifting of application data on disk. Since 377 * {@code installd} is single-threaded, and it's operations can often be slow, 378 * this lock should never be acquired while already holding {@link #mPackages}. 379 * Conversely, it's safe to acquire {@link #mPackages} momentarily while already 380 * holding {@link #mInstallLock}. 381 * </ul> 382 * Many internal methods rely on the caller to hold the appropriate locks, and 383 * this contract is expressed through method name suffixes: 384 * <ul> 385 * <li>fooLI(): the caller must hold {@link #mInstallLock} 386 * <li>fooLIF(): the caller must hold {@link #mInstallLock} and the package 387 * being modified must be frozen 388 * <li>fooLPr(): the caller must hold {@link #mPackages} for reading 389 * <li>fooLPw(): the caller must hold {@link #mPackages} for writing 390 * </ul> 391 * <p> 392 * Because this class is very central to the platform's security; please run all 393 * CTS and unit tests whenever making modifications: 394 * 395 * <pre> 396 * $ runtest -c android.content.pm.PackageManagerTests frameworks-core 397 * $ cts-tradefed run commandAndExit cts -m CtsAppSecurityHostTestCases 398 * </pre> 399 */ 400public class PackageManagerService extends IPackageManager.Stub 401 implements PackageSender { 402 static final String TAG = "PackageManager"; 403 public static final boolean DEBUG_SETTINGS = false; 404 static final boolean DEBUG_PREFERRED = false; 405 static final boolean DEBUG_UPGRADE = false; 406 static final boolean DEBUG_DOMAIN_VERIFICATION = false; 407 private static final boolean DEBUG_BACKUP = false; 408 public static final boolean DEBUG_INSTALL = false; 409 public static final boolean DEBUG_REMOVE = false; 410 private static final boolean DEBUG_BROADCASTS = false; 411 private static final boolean DEBUG_SHOW_INFO = false; 412 private static final boolean DEBUG_PACKAGE_INFO = false; 413 private static final boolean DEBUG_INTENT_MATCHING = false; 414 public static final boolean DEBUG_PACKAGE_SCANNING = false; 415 private static final boolean DEBUG_VERIFY = false; 416 private static final boolean DEBUG_FILTERS = false; 417 public static final boolean DEBUG_PERMISSIONS = false; 418 private static final boolean DEBUG_SHARED_LIBRARIES = false; 419 public static final boolean DEBUG_COMPRESSION = Build.IS_DEBUGGABLE; 420 421 // Debug output for dexopting. This is shared between PackageManagerService, OtaDexoptService 422 // and PackageDexOptimizer. All these classes have their own flag to allow switching a single 423 // user, but by default initialize to this. 424 public static final boolean DEBUG_DEXOPT = false; 425 426 private static final boolean DEBUG_ABI_SELECTION = false; 427 private static final boolean DEBUG_EPHEMERAL = Build.IS_DEBUGGABLE; 428 private static final boolean DEBUG_TRIAGED_MISSING = false; 429 private static final boolean DEBUG_APP_DATA = false; 430 431 /** REMOVE. According to Svet, this was only used to reset permissions during development. */ 432 static final boolean CLEAR_RUNTIME_PERMISSIONS_ON_UPGRADE = false; 433 434 private static final boolean HIDE_EPHEMERAL_APIS = false; 435 436 private static final boolean ENABLE_FREE_CACHE_V2 = 437 SystemProperties.getBoolean("fw.free_cache_v2", true); 438 439 private static final int RADIO_UID = Process.PHONE_UID; 440 private static final int LOG_UID = Process.LOG_UID; 441 private static final int NFC_UID = Process.NFC_UID; 442 private static final int BLUETOOTH_UID = Process.BLUETOOTH_UID; 443 private static final int SHELL_UID = Process.SHELL_UID; 444 445 // Suffix used during package installation when copying/moving 446 // package apks to install directory. 447 private static final String INSTALL_PACKAGE_SUFFIX = "-"; 448 449 static final int SCAN_NO_DEX = 1<<0; 450 static final int SCAN_UPDATE_SIGNATURE = 1<<1; 451 static final int SCAN_NEW_INSTALL = 1<<2; 452 static final int SCAN_UPDATE_TIME = 1<<3; 453 static final int SCAN_BOOTING = 1<<4; 454 static final int SCAN_TRUSTED_OVERLAY = 1<<5; 455 static final int SCAN_DELETE_DATA_ON_FAILURES = 1<<6; 456 static final int SCAN_REQUIRE_KNOWN = 1<<7; 457 static final int SCAN_MOVE = 1<<8; 458 static final int SCAN_INITIAL = 1<<9; 459 static final int SCAN_CHECK_ONLY = 1<<10; 460 static final int SCAN_DONT_KILL_APP = 1<<11; 461 static final int SCAN_IGNORE_FROZEN = 1<<12; 462 static final int SCAN_FIRST_BOOT_OR_UPGRADE = 1<<13; 463 static final int SCAN_AS_INSTANT_APP = 1<<14; 464 static final int SCAN_AS_FULL_APP = 1<<15; 465 static final int SCAN_AS_VIRTUAL_PRELOAD = 1<<16; 466 static final int SCAN_AS_SYSTEM = 1<<17; 467 static final int SCAN_AS_PRIVILEGED = 1<<18; 468 static final int SCAN_AS_OEM = 1<<19; 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 /** Canonical intent used to identify what counts as a "web browser" app */ 575 private static final Intent sBrowserIntent; 576 static { 577 sBrowserIntent = new Intent(); 578 sBrowserIntent.setAction(Intent.ACTION_VIEW); 579 sBrowserIntent.addCategory(Intent.CATEGORY_BROWSABLE); 580 sBrowserIntent.setData(Uri.parse("http:")); 581 } 582 583 /** 584 * The set of all protected actions [i.e. those actions for which a high priority 585 * intent filter is disallowed]. 586 */ 587 private static final Set<String> PROTECTED_ACTIONS = new ArraySet<>(); 588 static { 589 PROTECTED_ACTIONS.add(Intent.ACTION_SEND); 590 PROTECTED_ACTIONS.add(Intent.ACTION_SENDTO); 591 PROTECTED_ACTIONS.add(Intent.ACTION_SEND_MULTIPLE); 592 PROTECTED_ACTIONS.add(Intent.ACTION_VIEW); 593 } 594 595 // Compilation reasons. 596 public static final int REASON_FIRST_BOOT = 0; 597 public static final int REASON_BOOT = 1; 598 public static final int REASON_INSTALL = 2; 599 public static final int REASON_BACKGROUND_DEXOPT = 3; 600 public static final int REASON_AB_OTA = 4; 601 public static final int REASON_INACTIVE_PACKAGE_DOWNGRADE = 5; 602 public static final int REASON_SHARED = 6; 603 604 public static final int REASON_LAST = REASON_SHARED; 605 606 /** 607 * Version number for the package parser cache. Increment this whenever the format or 608 * extent of cached data changes. See {@code PackageParser#setCacheDir}. 609 */ 610 private static final String PACKAGE_PARSER_CACHE_VERSION = "1"; 611 612 /** 613 * Whether the package parser cache is enabled. 614 */ 615 private static final boolean DEFAULT_PACKAGE_PARSER_CACHE_ENABLED = true; 616 617 final ServiceThread mHandlerThread; 618 619 final PackageHandler mHandler; 620 621 private final ProcessLoggingHandler mProcessLoggingHandler; 622 623 /** 624 * Messages for {@link #mHandler} that need to wait for system ready before 625 * being dispatched. 626 */ 627 private ArrayList<Message> mPostSystemReadyMessages; 628 629 final int mSdkVersion = Build.VERSION.SDK_INT; 630 631 final Context mContext; 632 final boolean mFactoryTest; 633 final boolean mOnlyCore; 634 final DisplayMetrics mMetrics; 635 final int mDefParseFlags; 636 final String[] mSeparateProcesses; 637 final boolean mIsUpgrade; 638 final boolean mIsPreNUpgrade; 639 final boolean mIsPreNMR1Upgrade; 640 641 // Have we told the Activity Manager to whitelist the default container service by uid yet? 642 @GuardedBy("mPackages") 643 boolean mDefaultContainerWhitelisted = false; 644 645 @GuardedBy("mPackages") 646 private boolean mDexOptDialogShown; 647 648 // Used for privilege escalation. MUST NOT BE CALLED WITH mPackages 649 // LOCK HELD. Can be called with mInstallLock held. 650 @GuardedBy("mInstallLock") 651 final Installer mInstaller; 652 653 /** Directory where installed third-party apps stored */ 654 final File mAppInstallDir; 655 656 /** 657 * Directory to which applications installed internally have their 658 * 32 bit native libraries copied. 659 */ 660 private File mAppLib32InstallDir; 661 662 // Directory containing the private parts (e.g. code and non-resource assets) of forward-locked 663 // apps. 664 final File mDrmAppPrivateInstallDir; 665 666 // ---------------------------------------------------------------- 667 668 // Lock for state used when installing and doing other long running 669 // operations. Methods that must be called with this lock held have 670 // the suffix "LI". 671 final Object mInstallLock = new Object(); 672 673 // ---------------------------------------------------------------- 674 675 // Keys are String (package name), values are Package. This also serves 676 // as the lock for the global state. Methods that must be called with 677 // this lock held have the prefix "LP". 678 @GuardedBy("mPackages") 679 final ArrayMap<String, PackageParser.Package> mPackages = 680 new ArrayMap<String, PackageParser.Package>(); 681 682 final ArrayMap<String, Set<String>> mKnownCodebase = 683 new ArrayMap<String, Set<String>>(); 684 685 // Keys are isolated uids and values are the uid of the application 686 // that created the isolated proccess. 687 @GuardedBy("mPackages") 688 final SparseIntArray mIsolatedOwners = new SparseIntArray(); 689 690 /** 691 * Tracks new system packages [received in an OTA] that we expect to 692 * find updated user-installed versions. Keys are package name, values 693 * are package location. 694 */ 695 final private ArrayMap<String, File> mExpectingBetter = new ArrayMap<>(); 696 /** 697 * Tracks high priority intent filters for protected actions. During boot, certain 698 * filter actions are protected and should never be allowed to have a high priority 699 * intent filter for them. However, there is one, and only one exception -- the 700 * setup wizard. It must be able to define a high priority intent filter for these 701 * actions to ensure there are no escapes from the wizard. We need to delay processing 702 * of these during boot as we need to look at all of the system packages in order 703 * to know which component is the setup wizard. 704 */ 705 private final List<PackageParser.ActivityIntentInfo> mProtectedFilters = new ArrayList<>(); 706 /** 707 * Whether or not processing protected filters should be deferred. 708 */ 709 private boolean mDeferProtectedFilters = true; 710 711 /** 712 * Tracks existing system packages prior to receiving an OTA. Keys are package name. 713 */ 714 final private ArraySet<String> mExistingSystemPackages = new ArraySet<>(); 715 /** 716 * Whether or not system app permissions should be promoted from install to runtime. 717 */ 718 boolean mPromoteSystemApps; 719 720 @GuardedBy("mPackages") 721 final Settings mSettings; 722 723 /** 724 * Set of package names that are currently "frozen", which means active 725 * surgery is being done on the code/data for that package. The platform 726 * will refuse to launch frozen packages to avoid race conditions. 727 * 728 * @see PackageFreezer 729 */ 730 @GuardedBy("mPackages") 731 final ArraySet<String> mFrozenPackages = new ArraySet<>(); 732 733 final ProtectedPackages mProtectedPackages; 734 735 @GuardedBy("mLoadedVolumes") 736 final ArraySet<String> mLoadedVolumes = new ArraySet<>(); 737 738 boolean mFirstBoot; 739 740 PackageManagerInternal.ExternalSourcesPolicy mExternalSourcesPolicy; 741 742 @GuardedBy("mAvailableFeatures") 743 final ArrayMap<String, FeatureInfo> mAvailableFeatures; 744 745 // If mac_permissions.xml was found for seinfo labeling. 746 boolean mFoundPolicyFile; 747 748 private final InstantAppRegistry mInstantAppRegistry; 749 750 @GuardedBy("mPackages") 751 int mChangedPackagesSequenceNumber; 752 /** 753 * List of changed [installed, removed or updated] packages. 754 * mapping from user id -> sequence number -> package name 755 */ 756 @GuardedBy("mPackages") 757 final SparseArray<SparseArray<String>> mChangedPackages = new SparseArray<>(); 758 /** 759 * The sequence number of the last change to a package. 760 * mapping from user id -> package name -> sequence number 761 */ 762 @GuardedBy("mPackages") 763 final SparseArray<Map<String, Integer>> mChangedPackagesSequenceNumbers = new SparseArray<>(); 764 765 class PackageParserCallback implements PackageParser.Callback { 766 @Override public final boolean hasFeature(String feature) { 767 return PackageManagerService.this.hasSystemFeature(feature, 0); 768 } 769 770 final List<PackageParser.Package> getStaticOverlayPackagesLocked( 771 Collection<PackageParser.Package> allPackages, String targetPackageName) { 772 List<PackageParser.Package> overlayPackages = null; 773 for (PackageParser.Package p : allPackages) { 774 if (targetPackageName.equals(p.mOverlayTarget) && p.mIsStaticOverlay) { 775 if (overlayPackages == null) { 776 overlayPackages = new ArrayList<PackageParser.Package>(); 777 } 778 overlayPackages.add(p); 779 } 780 } 781 if (overlayPackages != null) { 782 Comparator<PackageParser.Package> cmp = new Comparator<PackageParser.Package>() { 783 public int compare(PackageParser.Package p1, PackageParser.Package p2) { 784 return p1.mOverlayPriority - p2.mOverlayPriority; 785 } 786 }; 787 Collections.sort(overlayPackages, cmp); 788 } 789 return overlayPackages; 790 } 791 792 final String[] getStaticOverlayPathsLocked(Collection<PackageParser.Package> allPackages, 793 String targetPackageName, String targetPath) { 794 if ("android".equals(targetPackageName)) { 795 // Static RROs targeting to "android", ie framework-res.apk, are already applied by 796 // native AssetManager. 797 return null; 798 } 799 List<PackageParser.Package> overlayPackages = 800 getStaticOverlayPackagesLocked(allPackages, targetPackageName); 801 if (overlayPackages == null || overlayPackages.isEmpty()) { 802 return null; 803 } 804 List<String> overlayPathList = null; 805 for (PackageParser.Package overlayPackage : overlayPackages) { 806 if (targetPath == null) { 807 if (overlayPathList == null) { 808 overlayPathList = new ArrayList<String>(); 809 } 810 overlayPathList.add(overlayPackage.baseCodePath); 811 continue; 812 } 813 814 try { 815 // Creates idmaps for system to parse correctly the Android manifest of the 816 // target package. 817 // 818 // OverlayManagerService will update each of them with a correct gid from its 819 // target package app id. 820 mInstaller.idmap(targetPath, overlayPackage.baseCodePath, 821 UserHandle.getSharedAppGid( 822 UserHandle.getUserGid(UserHandle.USER_SYSTEM))); 823 if (overlayPathList == null) { 824 overlayPathList = new ArrayList<String>(); 825 } 826 overlayPathList.add(overlayPackage.baseCodePath); 827 } catch (InstallerException e) { 828 Slog.e(TAG, "Failed to generate idmap for " + targetPath + " and " + 829 overlayPackage.baseCodePath); 830 } 831 } 832 return overlayPathList == null ? null : overlayPathList.toArray(new String[0]); 833 } 834 835 String[] getStaticOverlayPaths(String targetPackageName, String targetPath) { 836 synchronized (mPackages) { 837 return getStaticOverlayPathsLocked( 838 mPackages.values(), targetPackageName, targetPath); 839 } 840 } 841 842 @Override public final String[] getOverlayApks(String targetPackageName) { 843 return getStaticOverlayPaths(targetPackageName, null); 844 } 845 846 @Override public final String[] getOverlayPaths(String targetPackageName, 847 String targetPath) { 848 return getStaticOverlayPaths(targetPackageName, targetPath); 849 } 850 } 851 852 class ParallelPackageParserCallback extends PackageParserCallback { 853 List<PackageParser.Package> mOverlayPackages = null; 854 855 void findStaticOverlayPackages() { 856 synchronized (mPackages) { 857 for (PackageParser.Package p : mPackages.values()) { 858 if (p.mIsStaticOverlay) { 859 if (mOverlayPackages == null) { 860 mOverlayPackages = new ArrayList<PackageParser.Package>(); 861 } 862 mOverlayPackages.add(p); 863 } 864 } 865 } 866 } 867 868 @Override 869 synchronized String[] getStaticOverlayPaths(String targetPackageName, String targetPath) { 870 // We can trust mOverlayPackages without holding mPackages because package uninstall 871 // can't happen while running parallel parsing. 872 // Moreover holding mPackages on each parsing thread causes dead-lock. 873 return mOverlayPackages == null ? null : 874 getStaticOverlayPathsLocked(mOverlayPackages, targetPackageName, targetPath); 875 } 876 } 877 878 final PackageParser.Callback mPackageParserCallback = new PackageParserCallback(); 879 final ParallelPackageParserCallback mParallelPackageParserCallback = 880 new ParallelPackageParserCallback(); 881 882 public static final class SharedLibraryEntry { 883 public final @Nullable String path; 884 public final @Nullable String apk; 885 public final @NonNull SharedLibraryInfo info; 886 887 SharedLibraryEntry(String _path, String _apk, String name, int version, int type, 888 String declaringPackageName, int declaringPackageVersionCode) { 889 path = _path; 890 apk = _apk; 891 info = new SharedLibraryInfo(name, version, type, new VersionedPackage( 892 declaringPackageName, declaringPackageVersionCode), null); 893 } 894 } 895 896 // Currently known shared libraries. 897 final ArrayMap<String, SparseArray<SharedLibraryEntry>> mSharedLibraries = new ArrayMap<>(); 898 final ArrayMap<String, SparseArray<SharedLibraryEntry>> mStaticLibsByDeclaringPackage = 899 new ArrayMap<>(); 900 901 // All available activities, for your resolving pleasure. 902 final ActivityIntentResolver mActivities = 903 new ActivityIntentResolver(); 904 905 // All available receivers, for your resolving pleasure. 906 final ActivityIntentResolver mReceivers = 907 new ActivityIntentResolver(); 908 909 // All available services, for your resolving pleasure. 910 final ServiceIntentResolver mServices = new ServiceIntentResolver(); 911 912 // All available providers, for your resolving pleasure. 913 final ProviderIntentResolver mProviders = new ProviderIntentResolver(); 914 915 // Mapping from provider base names (first directory in content URI codePath) 916 // to the provider information. 917 final ArrayMap<String, PackageParser.Provider> mProvidersByAuthority = 918 new ArrayMap<String, PackageParser.Provider>(); 919 920 // Mapping from instrumentation class names to info about them. 921 final ArrayMap<ComponentName, PackageParser.Instrumentation> mInstrumentation = 922 new ArrayMap<ComponentName, PackageParser.Instrumentation>(); 923 924 // Packages whose data we have transfered into another package, thus 925 // should no longer exist. 926 final ArraySet<String> mTransferedPackages = new ArraySet<String>(); 927 928 // Broadcast actions that are only available to the system. 929 @GuardedBy("mProtectedBroadcasts") 930 final ArraySet<String> mProtectedBroadcasts = new ArraySet<>(); 931 932 /** List of packages waiting for verification. */ 933 final SparseArray<PackageVerificationState> mPendingVerification 934 = new SparseArray<PackageVerificationState>(); 935 936 final PackageInstallerService mInstallerService; 937 938 private final PackageDexOptimizer mPackageDexOptimizer; 939 // DexManager handles the usage of dex files (e.g. secondary files, whether or not a package 940 // is used by other apps). 941 private final DexManager mDexManager; 942 943 private AtomicInteger mNextMoveId = new AtomicInteger(); 944 private final MoveCallbacks mMoveCallbacks; 945 946 private final OnPermissionChangeListeners mOnPermissionChangeListeners; 947 948 // Cache of users who need badging. 949 SparseBooleanArray mUserNeedsBadging = new SparseBooleanArray(); 950 951 /** Token for keys in mPendingVerification. */ 952 private int mPendingVerificationToken = 0; 953 954 volatile boolean mSystemReady; 955 volatile boolean mSafeMode; 956 volatile boolean mHasSystemUidErrors; 957 private volatile boolean mEphemeralAppsDisabled; 958 959 ApplicationInfo mAndroidApplication; 960 final ActivityInfo mResolveActivity = new ActivityInfo(); 961 final ResolveInfo mResolveInfo = new ResolveInfo(); 962 ComponentName mResolveComponentName; 963 PackageParser.Package mPlatformPackage; 964 ComponentName mCustomResolverComponentName; 965 966 boolean mResolverReplaced = false; 967 968 private final @Nullable ComponentName mIntentFilterVerifierComponent; 969 private final @Nullable IntentFilterVerifier<ActivityIntentInfo> mIntentFilterVerifier; 970 971 private int mIntentFilterVerificationToken = 0; 972 973 /** The service connection to the ephemeral resolver */ 974 final EphemeralResolverConnection mInstantAppResolverConnection; 975 /** Component used to show resolver settings for Instant Apps */ 976 final ComponentName mInstantAppResolverSettingsComponent; 977 978 /** Activity used to install instant applications */ 979 ActivityInfo mInstantAppInstallerActivity; 980 final ResolveInfo mInstantAppInstallerInfo = new ResolveInfo(); 981 982 final SparseArray<IntentFilterVerificationState> mIntentFilterVerificationStates 983 = new SparseArray<IntentFilterVerificationState>(); 984 985 // TODO remove this and go through mPermissonManager directly 986 final DefaultPermissionGrantPolicy mDefaultPermissionPolicy; 987 private final PermissionManagerInternal mPermissionManager; 988 989 // List of packages names to keep cached, even if they are uninstalled for all users 990 private List<String> mKeepUninstalledPackages; 991 992 private UserManagerInternal mUserManagerInternal; 993 994 private DeviceIdleController.LocalService mDeviceIdleController; 995 996 private File mCacheDir; 997 998 private Future<?> mPrepareAppDataFuture; 999 1000 private static class IFVerificationParams { 1001 PackageParser.Package pkg; 1002 boolean replacing; 1003 int userId; 1004 int verifierUid; 1005 1006 public IFVerificationParams(PackageParser.Package _pkg, boolean _replacing, 1007 int _userId, int _verifierUid) { 1008 pkg = _pkg; 1009 replacing = _replacing; 1010 userId = _userId; 1011 replacing = _replacing; 1012 verifierUid = _verifierUid; 1013 } 1014 } 1015 1016 private interface IntentFilterVerifier<T extends IntentFilter> { 1017 boolean addOneIntentFilterVerification(int verifierId, int userId, int verificationId, 1018 T filter, String packageName); 1019 void startVerifications(int userId); 1020 void receiveVerificationResponse(int verificationId); 1021 } 1022 1023 private class IntentVerifierProxy implements IntentFilterVerifier<ActivityIntentInfo> { 1024 private Context mContext; 1025 private ComponentName mIntentFilterVerifierComponent; 1026 private ArrayList<Integer> mCurrentIntentFilterVerifications = new ArrayList<Integer>(); 1027 1028 public IntentVerifierProxy(Context context, ComponentName verifierComponent) { 1029 mContext = context; 1030 mIntentFilterVerifierComponent = verifierComponent; 1031 } 1032 1033 private String getDefaultScheme() { 1034 return IntentFilter.SCHEME_HTTPS; 1035 } 1036 1037 @Override 1038 public void startVerifications(int userId) { 1039 // Launch verifications requests 1040 int count = mCurrentIntentFilterVerifications.size(); 1041 for (int n=0; n<count; n++) { 1042 int verificationId = mCurrentIntentFilterVerifications.get(n); 1043 final IntentFilterVerificationState ivs = 1044 mIntentFilterVerificationStates.get(verificationId); 1045 1046 String packageName = ivs.getPackageName(); 1047 1048 ArrayList<PackageParser.ActivityIntentInfo> filters = ivs.getFilters(); 1049 final int filterCount = filters.size(); 1050 ArraySet<String> domainsSet = new ArraySet<>(); 1051 for (int m=0; m<filterCount; m++) { 1052 PackageParser.ActivityIntentInfo filter = filters.get(m); 1053 domainsSet.addAll(filter.getHostsList()); 1054 } 1055 synchronized (mPackages) { 1056 if (mSettings.createIntentFilterVerificationIfNeededLPw( 1057 packageName, domainsSet) != null) { 1058 scheduleWriteSettingsLocked(); 1059 } 1060 } 1061 sendVerificationRequest(verificationId, ivs); 1062 } 1063 mCurrentIntentFilterVerifications.clear(); 1064 } 1065 1066 private void sendVerificationRequest(int verificationId, IntentFilterVerificationState ivs) { 1067 Intent verificationIntent = new Intent(Intent.ACTION_INTENT_FILTER_NEEDS_VERIFICATION); 1068 verificationIntent.putExtra( 1069 PackageManager.EXTRA_INTENT_FILTER_VERIFICATION_ID, 1070 verificationId); 1071 verificationIntent.putExtra( 1072 PackageManager.EXTRA_INTENT_FILTER_VERIFICATION_URI_SCHEME, 1073 getDefaultScheme()); 1074 verificationIntent.putExtra( 1075 PackageManager.EXTRA_INTENT_FILTER_VERIFICATION_HOSTS, 1076 ivs.getHostsString()); 1077 verificationIntent.putExtra( 1078 PackageManager.EXTRA_INTENT_FILTER_VERIFICATION_PACKAGE_NAME, 1079 ivs.getPackageName()); 1080 verificationIntent.setComponent(mIntentFilterVerifierComponent); 1081 verificationIntent.addFlags(Intent.FLAG_RECEIVER_FOREGROUND); 1082 1083 DeviceIdleController.LocalService idleController = getDeviceIdleController(); 1084 idleController.addPowerSaveTempWhitelistApp(Process.myUid(), 1085 mIntentFilterVerifierComponent.getPackageName(), getVerificationTimeout(), 1086 UserHandle.USER_SYSTEM, true, "intent filter verifier"); 1087 1088 mContext.sendBroadcastAsUser(verificationIntent, UserHandle.SYSTEM); 1089 if (DEBUG_DOMAIN_VERIFICATION) Slog.d(TAG, 1090 "Sending IntentFilter verification broadcast"); 1091 } 1092 1093 public void receiveVerificationResponse(int verificationId) { 1094 IntentFilterVerificationState ivs = mIntentFilterVerificationStates.get(verificationId); 1095 1096 final boolean verified = ivs.isVerified(); 1097 1098 ArrayList<PackageParser.ActivityIntentInfo> filters = ivs.getFilters(); 1099 final int count = filters.size(); 1100 if (DEBUG_DOMAIN_VERIFICATION) { 1101 Slog.i(TAG, "Received verification response " + verificationId 1102 + " for " + count + " filters, verified=" + verified); 1103 } 1104 for (int n=0; n<count; n++) { 1105 PackageParser.ActivityIntentInfo filter = filters.get(n); 1106 filter.setVerified(verified); 1107 1108 if (DEBUG_DOMAIN_VERIFICATION) Slog.d(TAG, "IntentFilter " + filter.toString() 1109 + " verified with result:" + verified + " and hosts:" 1110 + ivs.getHostsString()); 1111 } 1112 1113 mIntentFilterVerificationStates.remove(verificationId); 1114 1115 final String packageName = ivs.getPackageName(); 1116 IntentFilterVerificationInfo ivi = null; 1117 1118 synchronized (mPackages) { 1119 ivi = mSettings.getIntentFilterVerificationLPr(packageName); 1120 } 1121 if (ivi == null) { 1122 Slog.w(TAG, "IntentFilterVerificationInfo not found for verificationId:" 1123 + verificationId + " packageName:" + packageName); 1124 return; 1125 } 1126 if (DEBUG_DOMAIN_VERIFICATION) Slog.d(TAG, 1127 "Updating IntentFilterVerificationInfo for package " + packageName 1128 +" verificationId:" + verificationId); 1129 1130 synchronized (mPackages) { 1131 if (verified) { 1132 ivi.setStatus(INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_ALWAYS); 1133 } else { 1134 ivi.setStatus(INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_ASK); 1135 } 1136 scheduleWriteSettingsLocked(); 1137 1138 final int userId = ivs.getUserId(); 1139 if (userId != UserHandle.USER_ALL) { 1140 final int userStatus = 1141 mSettings.getIntentFilterVerificationStatusLPr(packageName, userId); 1142 1143 int updatedStatus = INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_UNDEFINED; 1144 boolean needUpdate = false; 1145 1146 // We cannot override the STATUS_ALWAYS / STATUS_NEVER states if they have 1147 // already been set by the User thru the Disambiguation dialog 1148 switch (userStatus) { 1149 case INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_UNDEFINED: 1150 if (verified) { 1151 updatedStatus = INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_ALWAYS; 1152 } else { 1153 updatedStatus = INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_ASK; 1154 } 1155 needUpdate = true; 1156 break; 1157 1158 case INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_ASK: 1159 if (verified) { 1160 updatedStatus = INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_ALWAYS; 1161 needUpdate = true; 1162 } 1163 break; 1164 1165 default: 1166 // Nothing to do 1167 } 1168 1169 if (needUpdate) { 1170 mSettings.updateIntentFilterVerificationStatusLPw( 1171 packageName, updatedStatus, userId); 1172 scheduleWritePackageRestrictionsLocked(userId); 1173 } 1174 } 1175 } 1176 } 1177 1178 @Override 1179 public boolean addOneIntentFilterVerification(int verifierUid, int userId, int verificationId, 1180 ActivityIntentInfo filter, String packageName) { 1181 if (!hasValidDomains(filter)) { 1182 return false; 1183 } 1184 IntentFilterVerificationState ivs = mIntentFilterVerificationStates.get(verificationId); 1185 if (ivs == null) { 1186 ivs = createDomainVerificationState(verifierUid, userId, verificationId, 1187 packageName); 1188 } 1189 if (DEBUG_DOMAIN_VERIFICATION) { 1190 Slog.d(TAG, "Adding verification filter for " + packageName + ": " + filter); 1191 } 1192 ivs.addFilter(filter); 1193 return true; 1194 } 1195 1196 private IntentFilterVerificationState createDomainVerificationState(int verifierUid, 1197 int userId, int verificationId, String packageName) { 1198 IntentFilterVerificationState ivs = new IntentFilterVerificationState( 1199 verifierUid, userId, packageName); 1200 ivs.setPendingState(); 1201 synchronized (mPackages) { 1202 mIntentFilterVerificationStates.append(verificationId, ivs); 1203 mCurrentIntentFilterVerifications.add(verificationId); 1204 } 1205 return ivs; 1206 } 1207 } 1208 1209 private static boolean hasValidDomains(ActivityIntentInfo filter) { 1210 return filter.hasCategory(Intent.CATEGORY_BROWSABLE) 1211 && (filter.hasDataScheme(IntentFilter.SCHEME_HTTP) || 1212 filter.hasDataScheme(IntentFilter.SCHEME_HTTPS)); 1213 } 1214 1215 // Set of pending broadcasts for aggregating enable/disable of components. 1216 static class PendingPackageBroadcasts { 1217 // for each user id, a map of <package name -> components within that package> 1218 final SparseArray<ArrayMap<String, ArrayList<String>>> mUidMap; 1219 1220 public PendingPackageBroadcasts() { 1221 mUidMap = new SparseArray<ArrayMap<String, ArrayList<String>>>(2); 1222 } 1223 1224 public ArrayList<String> get(int userId, String packageName) { 1225 ArrayMap<String, ArrayList<String>> packages = getOrAllocate(userId); 1226 return packages.get(packageName); 1227 } 1228 1229 public void put(int userId, String packageName, ArrayList<String> components) { 1230 ArrayMap<String, ArrayList<String>> packages = getOrAllocate(userId); 1231 packages.put(packageName, components); 1232 } 1233 1234 public void remove(int userId, String packageName) { 1235 ArrayMap<String, ArrayList<String>> packages = mUidMap.get(userId); 1236 if (packages != null) { 1237 packages.remove(packageName); 1238 } 1239 } 1240 1241 public void remove(int userId) { 1242 mUidMap.remove(userId); 1243 } 1244 1245 public int userIdCount() { 1246 return mUidMap.size(); 1247 } 1248 1249 public int userIdAt(int n) { 1250 return mUidMap.keyAt(n); 1251 } 1252 1253 public ArrayMap<String, ArrayList<String>> packagesForUserId(int userId) { 1254 return mUidMap.get(userId); 1255 } 1256 1257 public int size() { 1258 // total number of pending broadcast entries across all userIds 1259 int num = 0; 1260 for (int i = 0; i< mUidMap.size(); i++) { 1261 num += mUidMap.valueAt(i).size(); 1262 } 1263 return num; 1264 } 1265 1266 public void clear() { 1267 mUidMap.clear(); 1268 } 1269 1270 private ArrayMap<String, ArrayList<String>> getOrAllocate(int userId) { 1271 ArrayMap<String, ArrayList<String>> map = mUidMap.get(userId); 1272 if (map == null) { 1273 map = new ArrayMap<String, ArrayList<String>>(); 1274 mUidMap.put(userId, map); 1275 } 1276 return map; 1277 } 1278 } 1279 final PendingPackageBroadcasts mPendingBroadcasts = new PendingPackageBroadcasts(); 1280 1281 // Service Connection to remote media container service to copy 1282 // package uri's from external media onto secure containers 1283 // or internal storage. 1284 private IMediaContainerService mContainerService = null; 1285 1286 static final int SEND_PENDING_BROADCAST = 1; 1287 static final int MCS_BOUND = 3; 1288 static final int END_COPY = 4; 1289 static final int INIT_COPY = 5; 1290 static final int MCS_UNBIND = 6; 1291 static final int START_CLEANING_PACKAGE = 7; 1292 static final int FIND_INSTALL_LOC = 8; 1293 static final int POST_INSTALL = 9; 1294 static final int MCS_RECONNECT = 10; 1295 static final int MCS_GIVE_UP = 11; 1296 static final int WRITE_SETTINGS = 13; 1297 static final int WRITE_PACKAGE_RESTRICTIONS = 14; 1298 static final int PACKAGE_VERIFIED = 15; 1299 static final int CHECK_PENDING_VERIFICATION = 16; 1300 static final int START_INTENT_FILTER_VERIFICATIONS = 17; 1301 static final int INTENT_FILTER_VERIFIED = 18; 1302 static final int WRITE_PACKAGE_LIST = 19; 1303 static final int INSTANT_APP_RESOLUTION_PHASE_TWO = 20; 1304 1305 static final int WRITE_SETTINGS_DELAY = 10*1000; // 10 seconds 1306 1307 // Delay time in millisecs 1308 static final int BROADCAST_DELAY = 10 * 1000; 1309 1310 private static final long DEFAULT_UNUSED_STATIC_SHARED_LIB_MIN_CACHE_PERIOD = 1311 2 * 60 * 60 * 1000L; /* two hours */ 1312 1313 static UserManagerService sUserManager; 1314 1315 // Stores a list of users whose package restrictions file needs to be updated 1316 private ArraySet<Integer> mDirtyUsers = new ArraySet<Integer>(); 1317 1318 final private DefaultContainerConnection mDefContainerConn = 1319 new DefaultContainerConnection(); 1320 class DefaultContainerConnection implements ServiceConnection { 1321 public void onServiceConnected(ComponentName name, IBinder service) { 1322 if (DEBUG_SD_INSTALL) Log.i(TAG, "onServiceConnected"); 1323 final IMediaContainerService imcs = IMediaContainerService.Stub 1324 .asInterface(Binder.allowBlocking(service)); 1325 mHandler.sendMessage(mHandler.obtainMessage(MCS_BOUND, imcs)); 1326 } 1327 1328 public void onServiceDisconnected(ComponentName name) { 1329 if (DEBUG_SD_INSTALL) Log.i(TAG, "onServiceDisconnected"); 1330 } 1331 } 1332 1333 // Recordkeeping of restore-after-install operations that are currently in flight 1334 // between the Package Manager and the Backup Manager 1335 static class PostInstallData { 1336 public InstallArgs args; 1337 public PackageInstalledInfo res; 1338 1339 PostInstallData(InstallArgs _a, PackageInstalledInfo _r) { 1340 args = _a; 1341 res = _r; 1342 } 1343 } 1344 1345 final SparseArray<PostInstallData> mRunningInstalls = new SparseArray<PostInstallData>(); 1346 int mNextInstallToken = 1; // nonzero; will be wrapped back to 1 when ++ overflows 1347 1348 // XML tags for backup/restore of various bits of state 1349 private static final String TAG_PREFERRED_BACKUP = "pa"; 1350 private static final String TAG_DEFAULT_APPS = "da"; 1351 private static final String TAG_INTENT_FILTER_VERIFICATION = "iv"; 1352 1353 private static final String TAG_PERMISSION_BACKUP = "perm-grant-backup"; 1354 private static final String TAG_ALL_GRANTS = "rt-grants"; 1355 private static final String TAG_GRANT = "grant"; 1356 private static final String ATTR_PACKAGE_NAME = "pkg"; 1357 1358 private static final String TAG_PERMISSION = "perm"; 1359 private static final String ATTR_PERMISSION_NAME = "name"; 1360 private static final String ATTR_IS_GRANTED = "g"; 1361 private static final String ATTR_USER_SET = "set"; 1362 private static final String ATTR_USER_FIXED = "fixed"; 1363 private static final String ATTR_REVOKE_ON_UPGRADE = "rou"; 1364 1365 // System/policy permission grants are not backed up 1366 private static final int SYSTEM_RUNTIME_GRANT_MASK = 1367 FLAG_PERMISSION_POLICY_FIXED 1368 | FLAG_PERMISSION_SYSTEM_FIXED 1369 | FLAG_PERMISSION_GRANTED_BY_DEFAULT; 1370 1371 // And we back up these user-adjusted states 1372 private static final int USER_RUNTIME_GRANT_MASK = 1373 FLAG_PERMISSION_USER_SET 1374 | FLAG_PERMISSION_USER_FIXED 1375 | FLAG_PERMISSION_REVOKE_ON_UPGRADE; 1376 1377 final @Nullable String mRequiredVerifierPackage; 1378 final @NonNull String mRequiredInstallerPackage; 1379 final @NonNull String mRequiredUninstallerPackage; 1380 final @Nullable String mSetupWizardPackage; 1381 final @Nullable String mStorageManagerPackage; 1382 final @NonNull String mServicesSystemSharedLibraryPackageName; 1383 final @NonNull String mSharedSystemSharedLibraryPackageName; 1384 1385 private final PackageUsage mPackageUsage = new PackageUsage(); 1386 private final CompilerStats mCompilerStats = new CompilerStats(); 1387 1388 class PackageHandler extends Handler { 1389 private boolean mBound = false; 1390 final ArrayList<HandlerParams> mPendingInstalls = 1391 new ArrayList<HandlerParams>(); 1392 1393 private boolean connectToService() { 1394 if (DEBUG_SD_INSTALL) Log.i(TAG, "Trying to bind to" + 1395 " DefaultContainerService"); 1396 Intent service = new Intent().setComponent(DEFAULT_CONTAINER_COMPONENT); 1397 Process.setThreadPriority(Process.THREAD_PRIORITY_DEFAULT); 1398 if (mContext.bindServiceAsUser(service, mDefContainerConn, 1399 Context.BIND_AUTO_CREATE, UserHandle.SYSTEM)) { 1400 Process.setThreadPriority(Process.THREAD_PRIORITY_BACKGROUND); 1401 mBound = true; 1402 return true; 1403 } 1404 Process.setThreadPriority(Process.THREAD_PRIORITY_BACKGROUND); 1405 return false; 1406 } 1407 1408 private void disconnectService() { 1409 mContainerService = null; 1410 mBound = false; 1411 Process.setThreadPriority(Process.THREAD_PRIORITY_DEFAULT); 1412 mContext.unbindService(mDefContainerConn); 1413 Process.setThreadPriority(Process.THREAD_PRIORITY_BACKGROUND); 1414 } 1415 1416 PackageHandler(Looper looper) { 1417 super(looper); 1418 } 1419 1420 public void handleMessage(Message msg) { 1421 try { 1422 doHandleMessage(msg); 1423 } finally { 1424 Process.setThreadPriority(Process.THREAD_PRIORITY_BACKGROUND); 1425 } 1426 } 1427 1428 void doHandleMessage(Message msg) { 1429 switch (msg.what) { 1430 case INIT_COPY: { 1431 HandlerParams params = (HandlerParams) msg.obj; 1432 int idx = mPendingInstalls.size(); 1433 if (DEBUG_INSTALL) Slog.i(TAG, "init_copy idx=" + idx + ": " + params); 1434 // If a bind was already initiated we dont really 1435 // need to do anything. The pending install 1436 // will be processed later on. 1437 if (!mBound) { 1438 Trace.asyncTraceBegin(TRACE_TAG_PACKAGE_MANAGER, "bindingMCS", 1439 System.identityHashCode(mHandler)); 1440 // If this is the only one pending we might 1441 // have to bind to the service again. 1442 if (!connectToService()) { 1443 Slog.e(TAG, "Failed to bind to media container service"); 1444 params.serviceError(); 1445 Trace.asyncTraceEnd(TRACE_TAG_PACKAGE_MANAGER, "bindingMCS", 1446 System.identityHashCode(mHandler)); 1447 if (params.traceMethod != null) { 1448 Trace.asyncTraceEnd(TRACE_TAG_PACKAGE_MANAGER, params.traceMethod, 1449 params.traceCookie); 1450 } 1451 return; 1452 } else { 1453 // Once we bind to the service, the first 1454 // pending request will be processed. 1455 mPendingInstalls.add(idx, params); 1456 } 1457 } else { 1458 mPendingInstalls.add(idx, params); 1459 // Already bound to the service. Just make 1460 // sure we trigger off processing the first request. 1461 if (idx == 0) { 1462 mHandler.sendEmptyMessage(MCS_BOUND); 1463 } 1464 } 1465 break; 1466 } 1467 case MCS_BOUND: { 1468 if (DEBUG_INSTALL) Slog.i(TAG, "mcs_bound"); 1469 if (msg.obj != null) { 1470 mContainerService = (IMediaContainerService) msg.obj; 1471 Trace.asyncTraceEnd(TRACE_TAG_PACKAGE_MANAGER, "bindingMCS", 1472 System.identityHashCode(mHandler)); 1473 } 1474 if (mContainerService == null) { 1475 if (!mBound) { 1476 // Something seriously wrong since we are not bound and we are not 1477 // waiting for connection. Bail out. 1478 Slog.e(TAG, "Cannot bind to media container service"); 1479 for (HandlerParams params : mPendingInstalls) { 1480 // Indicate service bind error 1481 params.serviceError(); 1482 Trace.asyncTraceEnd(TRACE_TAG_PACKAGE_MANAGER, "queueInstall", 1483 System.identityHashCode(params)); 1484 if (params.traceMethod != null) { 1485 Trace.asyncTraceEnd(TRACE_TAG_PACKAGE_MANAGER, 1486 params.traceMethod, params.traceCookie); 1487 } 1488 return; 1489 } 1490 mPendingInstalls.clear(); 1491 } else { 1492 Slog.w(TAG, "Waiting to connect to media container service"); 1493 } 1494 } else if (mPendingInstalls.size() > 0) { 1495 HandlerParams params = mPendingInstalls.get(0); 1496 if (params != null) { 1497 Trace.asyncTraceEnd(TRACE_TAG_PACKAGE_MANAGER, "queueInstall", 1498 System.identityHashCode(params)); 1499 Trace.traceBegin(TRACE_TAG_PACKAGE_MANAGER, "startCopy"); 1500 if (params.startCopy()) { 1501 // We are done... look for more work or to 1502 // go idle. 1503 if (DEBUG_SD_INSTALL) Log.i(TAG, 1504 "Checking for more work or unbind..."); 1505 // Delete pending install 1506 if (mPendingInstalls.size() > 0) { 1507 mPendingInstalls.remove(0); 1508 } 1509 if (mPendingInstalls.size() == 0) { 1510 if (mBound) { 1511 if (DEBUG_SD_INSTALL) Log.i(TAG, 1512 "Posting delayed MCS_UNBIND"); 1513 removeMessages(MCS_UNBIND); 1514 Message ubmsg = obtainMessage(MCS_UNBIND); 1515 // Unbind after a little delay, to avoid 1516 // continual thrashing. 1517 sendMessageDelayed(ubmsg, 10000); 1518 } 1519 } else { 1520 // There are more pending requests in queue. 1521 // Just post MCS_BOUND message to trigger processing 1522 // of next pending install. 1523 if (DEBUG_SD_INSTALL) Log.i(TAG, 1524 "Posting MCS_BOUND for next work"); 1525 mHandler.sendEmptyMessage(MCS_BOUND); 1526 } 1527 } 1528 Trace.traceEnd(TRACE_TAG_PACKAGE_MANAGER); 1529 } 1530 } else { 1531 // Should never happen ideally. 1532 Slog.w(TAG, "Empty queue"); 1533 } 1534 break; 1535 } 1536 case MCS_RECONNECT: { 1537 if (DEBUG_INSTALL) Slog.i(TAG, "mcs_reconnect"); 1538 if (mPendingInstalls.size() > 0) { 1539 if (mBound) { 1540 disconnectService(); 1541 } 1542 if (!connectToService()) { 1543 Slog.e(TAG, "Failed to bind to media container service"); 1544 for (HandlerParams params : mPendingInstalls) { 1545 // Indicate service bind error 1546 params.serviceError(); 1547 Trace.asyncTraceEnd(TRACE_TAG_PACKAGE_MANAGER, "queueInstall", 1548 System.identityHashCode(params)); 1549 } 1550 mPendingInstalls.clear(); 1551 } 1552 } 1553 break; 1554 } 1555 case MCS_UNBIND: { 1556 // If there is no actual work left, then time to unbind. 1557 if (DEBUG_INSTALL) Slog.i(TAG, "mcs_unbind"); 1558 1559 if (mPendingInstalls.size() == 0 && mPendingVerification.size() == 0) { 1560 if (mBound) { 1561 if (DEBUG_INSTALL) Slog.i(TAG, "calling disconnectService()"); 1562 1563 disconnectService(); 1564 } 1565 } else if (mPendingInstalls.size() > 0) { 1566 // There are more pending requests in queue. 1567 // Just post MCS_BOUND message to trigger processing 1568 // of next pending install. 1569 mHandler.sendEmptyMessage(MCS_BOUND); 1570 } 1571 1572 break; 1573 } 1574 case MCS_GIVE_UP: { 1575 if (DEBUG_INSTALL) Slog.i(TAG, "mcs_giveup too many retries"); 1576 HandlerParams params = mPendingInstalls.remove(0); 1577 Trace.asyncTraceEnd(TRACE_TAG_PACKAGE_MANAGER, "queueInstall", 1578 System.identityHashCode(params)); 1579 break; 1580 } 1581 case SEND_PENDING_BROADCAST: { 1582 String packages[]; 1583 ArrayList<String> components[]; 1584 int size = 0; 1585 int uids[]; 1586 Process.setThreadPriority(Process.THREAD_PRIORITY_DEFAULT); 1587 synchronized (mPackages) { 1588 if (mPendingBroadcasts == null) { 1589 return; 1590 } 1591 size = mPendingBroadcasts.size(); 1592 if (size <= 0) { 1593 // Nothing to be done. Just return 1594 return; 1595 } 1596 packages = new String[size]; 1597 components = new ArrayList[size]; 1598 uids = new int[size]; 1599 int i = 0; // filling out the above arrays 1600 1601 for (int n = 0; n < mPendingBroadcasts.userIdCount(); n++) { 1602 int packageUserId = mPendingBroadcasts.userIdAt(n); 1603 Iterator<Map.Entry<String, ArrayList<String>>> it 1604 = mPendingBroadcasts.packagesForUserId(packageUserId) 1605 .entrySet().iterator(); 1606 while (it.hasNext() && i < size) { 1607 Map.Entry<String, ArrayList<String>> ent = it.next(); 1608 packages[i] = ent.getKey(); 1609 components[i] = ent.getValue(); 1610 PackageSetting ps = mSettings.mPackages.get(ent.getKey()); 1611 uids[i] = (ps != null) 1612 ? UserHandle.getUid(packageUserId, ps.appId) 1613 : -1; 1614 i++; 1615 } 1616 } 1617 size = i; 1618 mPendingBroadcasts.clear(); 1619 } 1620 // Send broadcasts 1621 for (int i = 0; i < size; i++) { 1622 sendPackageChangedBroadcast(packages[i], true, components[i], uids[i]); 1623 } 1624 Process.setThreadPriority(Process.THREAD_PRIORITY_BACKGROUND); 1625 break; 1626 } 1627 case START_CLEANING_PACKAGE: { 1628 Process.setThreadPriority(Process.THREAD_PRIORITY_DEFAULT); 1629 final String packageName = (String)msg.obj; 1630 final int userId = msg.arg1; 1631 final boolean andCode = msg.arg2 != 0; 1632 synchronized (mPackages) { 1633 if (userId == UserHandle.USER_ALL) { 1634 int[] users = sUserManager.getUserIds(); 1635 for (int user : users) { 1636 mSettings.addPackageToCleanLPw( 1637 new PackageCleanItem(user, packageName, andCode)); 1638 } 1639 } else { 1640 mSettings.addPackageToCleanLPw( 1641 new PackageCleanItem(userId, packageName, andCode)); 1642 } 1643 } 1644 Process.setThreadPriority(Process.THREAD_PRIORITY_BACKGROUND); 1645 startCleaningPackages(); 1646 } break; 1647 case POST_INSTALL: { 1648 if (DEBUG_INSTALL) Log.v(TAG, "Handling post-install for " + msg.arg1); 1649 1650 PostInstallData data = mRunningInstalls.get(msg.arg1); 1651 final boolean didRestore = (msg.arg2 != 0); 1652 mRunningInstalls.delete(msg.arg1); 1653 1654 if (data != null) { 1655 InstallArgs args = data.args; 1656 PackageInstalledInfo parentRes = data.res; 1657 1658 final boolean grantPermissions = (args.installFlags 1659 & PackageManager.INSTALL_GRANT_RUNTIME_PERMISSIONS) != 0; 1660 final boolean killApp = (args.installFlags 1661 & PackageManager.INSTALL_DONT_KILL_APP) == 0; 1662 final boolean virtualPreload = ((args.installFlags 1663 & PackageManager.INSTALL_VIRTUAL_PRELOAD) != 0); 1664 final String[] grantedPermissions = args.installGrantPermissions; 1665 1666 // Handle the parent package 1667 handlePackagePostInstall(parentRes, grantPermissions, killApp, 1668 virtualPreload, grantedPermissions, didRestore, 1669 args.installerPackageName, args.observer); 1670 1671 // Handle the child packages 1672 final int childCount = (parentRes.addedChildPackages != null) 1673 ? parentRes.addedChildPackages.size() : 0; 1674 for (int i = 0; i < childCount; i++) { 1675 PackageInstalledInfo childRes = parentRes.addedChildPackages.valueAt(i); 1676 handlePackagePostInstall(childRes, grantPermissions, killApp, 1677 virtualPreload, grantedPermissions, false /*didRestore*/, 1678 args.installerPackageName, args.observer); 1679 } 1680 1681 // Log tracing if needed 1682 if (args.traceMethod != null) { 1683 Trace.asyncTraceEnd(TRACE_TAG_PACKAGE_MANAGER, args.traceMethod, 1684 args.traceCookie); 1685 } 1686 } else { 1687 Slog.e(TAG, "Bogus post-install token " + msg.arg1); 1688 } 1689 1690 Trace.asyncTraceEnd(TRACE_TAG_PACKAGE_MANAGER, "postInstall", msg.arg1); 1691 } break; 1692 case WRITE_SETTINGS: { 1693 Process.setThreadPriority(Process.THREAD_PRIORITY_DEFAULT); 1694 synchronized (mPackages) { 1695 removeMessages(WRITE_SETTINGS); 1696 removeMessages(WRITE_PACKAGE_RESTRICTIONS); 1697 mSettings.writeLPr(); 1698 mDirtyUsers.clear(); 1699 } 1700 Process.setThreadPriority(Process.THREAD_PRIORITY_BACKGROUND); 1701 } break; 1702 case WRITE_PACKAGE_RESTRICTIONS: { 1703 Process.setThreadPriority(Process.THREAD_PRIORITY_DEFAULT); 1704 synchronized (mPackages) { 1705 removeMessages(WRITE_PACKAGE_RESTRICTIONS); 1706 for (int userId : mDirtyUsers) { 1707 mSettings.writePackageRestrictionsLPr(userId); 1708 } 1709 mDirtyUsers.clear(); 1710 } 1711 Process.setThreadPriority(Process.THREAD_PRIORITY_BACKGROUND); 1712 } break; 1713 case WRITE_PACKAGE_LIST: { 1714 Process.setThreadPriority(Process.THREAD_PRIORITY_DEFAULT); 1715 synchronized (mPackages) { 1716 removeMessages(WRITE_PACKAGE_LIST); 1717 mSettings.writePackageListLPr(msg.arg1); 1718 } 1719 Process.setThreadPriority(Process.THREAD_PRIORITY_BACKGROUND); 1720 } break; 1721 case CHECK_PENDING_VERIFICATION: { 1722 final int verificationId = msg.arg1; 1723 final PackageVerificationState state = mPendingVerification.get(verificationId); 1724 1725 if ((state != null) && !state.timeoutExtended()) { 1726 final InstallArgs args = state.getInstallArgs(); 1727 final Uri originUri = Uri.fromFile(args.origin.resolvedFile); 1728 1729 Slog.i(TAG, "Verification timed out for " + originUri); 1730 mPendingVerification.remove(verificationId); 1731 1732 int ret = PackageManager.INSTALL_FAILED_VERIFICATION_FAILURE; 1733 1734 final UserHandle user = args.getUser(); 1735 if (getDefaultVerificationResponse(user) 1736 == PackageManager.VERIFICATION_ALLOW) { 1737 Slog.i(TAG, "Continuing with installation of " + originUri); 1738 state.setVerifierResponse(Binder.getCallingUid(), 1739 PackageManager.VERIFICATION_ALLOW_WITHOUT_SUFFICIENT); 1740 broadcastPackageVerified(verificationId, originUri, 1741 PackageManager.VERIFICATION_ALLOW, user); 1742 try { 1743 ret = args.copyApk(mContainerService, true); 1744 } catch (RemoteException e) { 1745 Slog.e(TAG, "Could not contact the ContainerService"); 1746 } 1747 } else { 1748 broadcastPackageVerified(verificationId, originUri, 1749 PackageManager.VERIFICATION_REJECT, user); 1750 } 1751 1752 Trace.asyncTraceEnd( 1753 TRACE_TAG_PACKAGE_MANAGER, "verification", verificationId); 1754 1755 processPendingInstall(args, ret); 1756 mHandler.sendEmptyMessage(MCS_UNBIND); 1757 } 1758 break; 1759 } 1760 case PACKAGE_VERIFIED: { 1761 final int verificationId = msg.arg1; 1762 1763 final PackageVerificationState state = mPendingVerification.get(verificationId); 1764 if (state == null) { 1765 Slog.w(TAG, "Invalid verification token " + verificationId + " received"); 1766 break; 1767 } 1768 1769 final PackageVerificationResponse response = (PackageVerificationResponse) msg.obj; 1770 1771 state.setVerifierResponse(response.callerUid, response.code); 1772 1773 if (state.isVerificationComplete()) { 1774 mPendingVerification.remove(verificationId); 1775 1776 final InstallArgs args = state.getInstallArgs(); 1777 final Uri originUri = Uri.fromFile(args.origin.resolvedFile); 1778 1779 int ret; 1780 if (state.isInstallAllowed()) { 1781 ret = PackageManager.INSTALL_FAILED_INTERNAL_ERROR; 1782 broadcastPackageVerified(verificationId, originUri, 1783 response.code, state.getInstallArgs().getUser()); 1784 try { 1785 ret = args.copyApk(mContainerService, true); 1786 } catch (RemoteException e) { 1787 Slog.e(TAG, "Could not contact the ContainerService"); 1788 } 1789 } else { 1790 ret = PackageManager.INSTALL_FAILED_VERIFICATION_FAILURE; 1791 } 1792 1793 Trace.asyncTraceEnd( 1794 TRACE_TAG_PACKAGE_MANAGER, "verification", verificationId); 1795 1796 processPendingInstall(args, ret); 1797 mHandler.sendEmptyMessage(MCS_UNBIND); 1798 } 1799 1800 break; 1801 } 1802 case START_INTENT_FILTER_VERIFICATIONS: { 1803 IFVerificationParams params = (IFVerificationParams) msg.obj; 1804 verifyIntentFiltersIfNeeded(params.userId, params.verifierUid, 1805 params.replacing, params.pkg); 1806 break; 1807 } 1808 case INTENT_FILTER_VERIFIED: { 1809 final int verificationId = msg.arg1; 1810 1811 final IntentFilterVerificationState state = mIntentFilterVerificationStates.get( 1812 verificationId); 1813 if (state == null) { 1814 Slog.w(TAG, "Invalid IntentFilter verification token " 1815 + verificationId + " received"); 1816 break; 1817 } 1818 1819 final int userId = state.getUserId(); 1820 1821 if (DEBUG_DOMAIN_VERIFICATION) Slog.d(TAG, 1822 "Processing IntentFilter verification with token:" 1823 + verificationId + " and userId:" + userId); 1824 1825 final IntentFilterVerificationResponse response = 1826 (IntentFilterVerificationResponse) msg.obj; 1827 1828 state.setVerifierResponse(response.callerUid, response.code); 1829 1830 if (DEBUG_DOMAIN_VERIFICATION) Slog.d(TAG, 1831 "IntentFilter verification with token:" + verificationId 1832 + " and userId:" + userId 1833 + " is settings verifier response with response code:" 1834 + response.code); 1835 1836 if (response.code == PackageManager.INTENT_FILTER_VERIFICATION_FAILURE) { 1837 if (DEBUG_DOMAIN_VERIFICATION) Slog.d(TAG, "Domains failing verification: " 1838 + response.getFailedDomainsString()); 1839 } 1840 1841 if (state.isVerificationComplete()) { 1842 mIntentFilterVerifier.receiveVerificationResponse(verificationId); 1843 } else { 1844 if (DEBUG_DOMAIN_VERIFICATION) Slog.d(TAG, 1845 "IntentFilter verification with token:" + verificationId 1846 + " was not said to be complete"); 1847 } 1848 1849 break; 1850 } 1851 case INSTANT_APP_RESOLUTION_PHASE_TWO: { 1852 InstantAppResolver.doInstantAppResolutionPhaseTwo(mContext, 1853 mInstantAppResolverConnection, 1854 (InstantAppRequest) msg.obj, 1855 mInstantAppInstallerActivity, 1856 mHandler); 1857 } 1858 } 1859 } 1860 } 1861 1862 private PermissionCallback mPermissionCallback = new PermissionCallback() { 1863 @Override 1864 public void onGidsChanged(int appId, int userId) { 1865 mHandler.post(new Runnable() { 1866 @Override 1867 public void run() { 1868 killUid(appId, userId, KILL_APP_REASON_GIDS_CHANGED); 1869 } 1870 }); 1871 } 1872 @Override 1873 public void onPermissionGranted(int uid, int userId) { 1874 mOnPermissionChangeListeners.onPermissionsChanged(uid); 1875 1876 // Not critical; if this is lost, the application has to request again. 1877 synchronized (mPackages) { 1878 mSettings.writeRuntimePermissionsForUserLPr(userId, false); 1879 } 1880 } 1881 @Override 1882 public void onInstallPermissionGranted() { 1883 synchronized (mPackages) { 1884 scheduleWriteSettingsLocked(); 1885 } 1886 } 1887 @Override 1888 public void onPermissionRevoked(int uid, int userId) { 1889 mOnPermissionChangeListeners.onPermissionsChanged(uid); 1890 1891 synchronized (mPackages) { 1892 // Critical; after this call the application should never have the permission 1893 mSettings.writeRuntimePermissionsForUserLPr(userId, true); 1894 } 1895 1896 final int appId = UserHandle.getAppId(uid); 1897 killUid(appId, userId, KILL_APP_REASON_PERMISSIONS_REVOKED); 1898 } 1899 @Override 1900 public void onInstallPermissionRevoked() { 1901 synchronized (mPackages) { 1902 scheduleWriteSettingsLocked(); 1903 } 1904 } 1905 @Override 1906 public void onPermissionUpdated(int[] updatedUserIds, boolean sync) { 1907 synchronized (mPackages) { 1908 for (int userId : updatedUserIds) { 1909 mSettings.writeRuntimePermissionsForUserLPr(userId, sync); 1910 } 1911 } 1912 } 1913 @Override 1914 public void onInstallPermissionUpdated() { 1915 synchronized (mPackages) { 1916 scheduleWriteSettingsLocked(); 1917 } 1918 } 1919 @Override 1920 public void onPermissionRemoved() { 1921 synchronized (mPackages) { 1922 mSettings.writeLPr(); 1923 } 1924 } 1925 }; 1926 1927 private void handlePackagePostInstall(PackageInstalledInfo res, boolean grantPermissions, 1928 boolean killApp, boolean virtualPreload, String[] grantedPermissions, 1929 boolean launchedForRestore, String installerPackage, 1930 IPackageInstallObserver2 installObserver) { 1931 if (res.returnCode == PackageManager.INSTALL_SUCCEEDED) { 1932 // Send the removed broadcasts 1933 if (res.removedInfo != null) { 1934 res.removedInfo.sendPackageRemovedBroadcasts(killApp); 1935 } 1936 1937 // Now that we successfully installed the package, grant runtime 1938 // permissions if requested before broadcasting the install. Also 1939 // for legacy apps in permission review mode we clear the permission 1940 // review flag which is used to emulate runtime permissions for 1941 // legacy apps. 1942 if (grantPermissions) { 1943 final int callingUid = Binder.getCallingUid(); 1944 mPermissionManager.grantRequestedRuntimePermissions( 1945 res.pkg, res.newUsers, grantedPermissions, callingUid, 1946 mPermissionCallback); 1947 } 1948 1949 final boolean update = res.removedInfo != null 1950 && res.removedInfo.removedPackage != null; 1951 final String installerPackageName = 1952 res.installerPackageName != null 1953 ? res.installerPackageName 1954 : res.removedInfo != null 1955 ? res.removedInfo.installerPackageName 1956 : null; 1957 1958 // If this is the first time we have child packages for a disabled privileged 1959 // app that had no children, we grant requested runtime permissions to the new 1960 // children if the parent on the system image had them already granted. 1961 if (res.pkg.parentPackage != null) { 1962 final int callingUid = Binder.getCallingUid(); 1963 mPermissionManager.grantRuntimePermissionsGrantedToDisabledPackage( 1964 res.pkg, callingUid, mPermissionCallback); 1965 } 1966 1967 synchronized (mPackages) { 1968 mInstantAppRegistry.onPackageInstalledLPw(res.pkg, res.newUsers); 1969 } 1970 1971 final String packageName = res.pkg.applicationInfo.packageName; 1972 1973 // Determine the set of users who are adding this package for 1974 // the first time vs. those who are seeing an update. 1975 int[] firstUsers = EMPTY_INT_ARRAY; 1976 int[] updateUsers = EMPTY_INT_ARRAY; 1977 final boolean allNewUsers = res.origUsers == null || res.origUsers.length == 0; 1978 final PackageSetting ps = (PackageSetting) res.pkg.mExtras; 1979 for (int newUser : res.newUsers) { 1980 if (ps.getInstantApp(newUser)) { 1981 continue; 1982 } 1983 if (allNewUsers) { 1984 firstUsers = ArrayUtils.appendInt(firstUsers, newUser); 1985 continue; 1986 } 1987 boolean isNew = true; 1988 for (int origUser : res.origUsers) { 1989 if (origUser == newUser) { 1990 isNew = false; 1991 break; 1992 } 1993 } 1994 if (isNew) { 1995 firstUsers = ArrayUtils.appendInt(firstUsers, newUser); 1996 } else { 1997 updateUsers = ArrayUtils.appendInt(updateUsers, newUser); 1998 } 1999 } 2000 2001 // Send installed broadcasts if the package is not a static shared lib. 2002 if (res.pkg.staticSharedLibName == null) { 2003 mProcessLoggingHandler.invalidateProcessLoggingBaseApkHash(res.pkg.baseCodePath); 2004 2005 // Send added for users that see the package for the first time 2006 // sendPackageAddedForNewUsers also deals with system apps 2007 int appId = UserHandle.getAppId(res.uid); 2008 boolean isSystem = res.pkg.applicationInfo.isSystemApp(); 2009 sendPackageAddedForNewUsers(packageName, isSystem || virtualPreload, 2010 virtualPreload /*startReceiver*/, appId, firstUsers); 2011 2012 // Send added for users that don't see the package for the first time 2013 Bundle extras = new Bundle(1); 2014 extras.putInt(Intent.EXTRA_UID, res.uid); 2015 if (update) { 2016 extras.putBoolean(Intent.EXTRA_REPLACING, true); 2017 } 2018 sendPackageBroadcast(Intent.ACTION_PACKAGE_ADDED, packageName, 2019 extras, 0 /*flags*/, 2020 null /*targetPackage*/, null /*finishedReceiver*/, updateUsers); 2021 if (installerPackageName != null) { 2022 sendPackageBroadcast(Intent.ACTION_PACKAGE_ADDED, packageName, 2023 extras, 0 /*flags*/, 2024 installerPackageName, null /*finishedReceiver*/, updateUsers); 2025 } 2026 2027 // Send replaced for users that don't see the package for the first time 2028 if (update) { 2029 sendPackageBroadcast(Intent.ACTION_PACKAGE_REPLACED, 2030 packageName, extras, 0 /*flags*/, 2031 null /*targetPackage*/, null /*finishedReceiver*/, 2032 updateUsers); 2033 if (installerPackageName != null) { 2034 sendPackageBroadcast(Intent.ACTION_PACKAGE_REPLACED, packageName, 2035 extras, 0 /*flags*/, 2036 installerPackageName, null /*finishedReceiver*/, updateUsers); 2037 } 2038 sendPackageBroadcast(Intent.ACTION_MY_PACKAGE_REPLACED, 2039 null /*package*/, null /*extras*/, 0 /*flags*/, 2040 packageName /*targetPackage*/, 2041 null /*finishedReceiver*/, updateUsers); 2042 } else if (launchedForRestore && !isSystemApp(res.pkg)) { 2043 // First-install and we did a restore, so we're responsible for the 2044 // first-launch broadcast. 2045 if (DEBUG_BACKUP) { 2046 Slog.i(TAG, "Post-restore of " + packageName 2047 + " sending FIRST_LAUNCH in " + Arrays.toString(firstUsers)); 2048 } 2049 sendFirstLaunchBroadcast(packageName, installerPackage, firstUsers); 2050 } 2051 2052 // Send broadcast package appeared if forward locked/external for all users 2053 // treat asec-hosted packages like removable media on upgrade 2054 if (res.pkg.isForwardLocked() || isExternal(res.pkg)) { 2055 if (DEBUG_INSTALL) { 2056 Slog.i(TAG, "upgrading pkg " + res.pkg 2057 + " is ASEC-hosted -> AVAILABLE"); 2058 } 2059 final int[] uidArray = new int[]{res.pkg.applicationInfo.uid}; 2060 ArrayList<String> pkgList = new ArrayList<>(1); 2061 pkgList.add(packageName); 2062 sendResourcesChangedBroadcast(true, true, pkgList, uidArray, null); 2063 } 2064 } 2065 2066 // Work that needs to happen on first install within each user 2067 if (firstUsers != null && firstUsers.length > 0) { 2068 synchronized (mPackages) { 2069 for (int userId : firstUsers) { 2070 // If this app is a browser and it's newly-installed for some 2071 // users, clear any default-browser state in those users. The 2072 // app's nature doesn't depend on the user, so we can just check 2073 // its browser nature in any user and generalize. 2074 if (packageIsBrowser(packageName, userId)) { 2075 mSettings.setDefaultBrowserPackageNameLPw(null, userId); 2076 } 2077 2078 // We may also need to apply pending (restored) runtime 2079 // permission grants within these users. 2080 mSettings.applyPendingPermissionGrantsLPw(packageName, userId); 2081 } 2082 } 2083 } 2084 2085 // Log current value of "unknown sources" setting 2086 EventLog.writeEvent(EventLogTags.UNKNOWN_SOURCES_ENABLED, 2087 getUnknownSourcesSettings()); 2088 2089 // Remove the replaced package's older resources safely now 2090 // We delete after a gc for applications on sdcard. 2091 if (res.removedInfo != null && res.removedInfo.args != null) { 2092 Runtime.getRuntime().gc(); 2093 synchronized (mInstallLock) { 2094 res.removedInfo.args.doPostDeleteLI(true); 2095 } 2096 } else { 2097 // Force a gc to clear up things. Ask for a background one, it's fine to go on 2098 // and not block here. 2099 VMRuntime.getRuntime().requestConcurrentGC(); 2100 } 2101 2102 // Notify DexManager that the package was installed for new users. 2103 // The updated users should already be indexed and the package code paths 2104 // should not change. 2105 // Don't notify the manager for ephemeral apps as they are not expected to 2106 // survive long enough to benefit of background optimizations. 2107 for (int userId : firstUsers) { 2108 PackageInfo info = getPackageInfo(packageName, /*flags*/ 0, userId); 2109 // There's a race currently where some install events may interleave with an uninstall. 2110 // This can lead to package info being null (b/36642664). 2111 if (info != null) { 2112 mDexManager.notifyPackageInstalled(info, userId); 2113 } 2114 } 2115 } 2116 2117 // If someone is watching installs - notify them 2118 if (installObserver != null) { 2119 try { 2120 Bundle extras = extrasForInstallResult(res); 2121 installObserver.onPackageInstalled(res.name, res.returnCode, 2122 res.returnMsg, extras); 2123 } catch (RemoteException e) { 2124 Slog.i(TAG, "Observer no longer exists."); 2125 } 2126 } 2127 } 2128 2129 private StorageEventListener mStorageListener = new StorageEventListener() { 2130 @Override 2131 public void onVolumeStateChanged(VolumeInfo vol, int oldState, int newState) { 2132 if (vol.type == VolumeInfo.TYPE_PRIVATE) { 2133 if (vol.state == VolumeInfo.STATE_MOUNTED) { 2134 final String volumeUuid = vol.getFsUuid(); 2135 2136 // Clean up any users or apps that were removed or recreated 2137 // while this volume was missing 2138 sUserManager.reconcileUsers(volumeUuid); 2139 reconcileApps(volumeUuid); 2140 2141 // Clean up any install sessions that expired or were 2142 // cancelled while this volume was missing 2143 mInstallerService.onPrivateVolumeMounted(volumeUuid); 2144 2145 loadPrivatePackages(vol); 2146 2147 } else if (vol.state == VolumeInfo.STATE_EJECTING) { 2148 unloadPrivatePackages(vol); 2149 } 2150 } 2151 } 2152 2153 @Override 2154 public void onVolumeForgotten(String fsUuid) { 2155 if (TextUtils.isEmpty(fsUuid)) { 2156 Slog.e(TAG, "Forgetting internal storage is probably a mistake; ignoring"); 2157 return; 2158 } 2159 2160 // Remove any apps installed on the forgotten volume 2161 synchronized (mPackages) { 2162 final List<PackageSetting> packages = mSettings.getVolumePackagesLPr(fsUuid); 2163 for (PackageSetting ps : packages) { 2164 Slog.d(TAG, "Destroying " + ps.name + " because volume was forgotten"); 2165 deletePackageVersioned(new VersionedPackage(ps.name, 2166 PackageManager.VERSION_CODE_HIGHEST), 2167 new LegacyPackageDeleteObserver(null).getBinder(), 2168 UserHandle.USER_SYSTEM, PackageManager.DELETE_ALL_USERS); 2169 // Try very hard to release any references to this package 2170 // so we don't risk the system server being killed due to 2171 // open FDs 2172 AttributeCache.instance().removePackage(ps.name); 2173 } 2174 2175 mSettings.onVolumeForgotten(fsUuid); 2176 mSettings.writeLPr(); 2177 } 2178 } 2179 }; 2180 2181 Bundle extrasForInstallResult(PackageInstalledInfo res) { 2182 Bundle extras = null; 2183 switch (res.returnCode) { 2184 case PackageManager.INSTALL_FAILED_DUPLICATE_PERMISSION: { 2185 extras = new Bundle(); 2186 extras.putString(PackageManager.EXTRA_FAILURE_EXISTING_PERMISSION, 2187 res.origPermission); 2188 extras.putString(PackageManager.EXTRA_FAILURE_EXISTING_PACKAGE, 2189 res.origPackage); 2190 break; 2191 } 2192 case PackageManager.INSTALL_SUCCEEDED: { 2193 extras = new Bundle(); 2194 extras.putBoolean(Intent.EXTRA_REPLACING, 2195 res.removedInfo != null && res.removedInfo.removedPackage != null); 2196 break; 2197 } 2198 } 2199 return extras; 2200 } 2201 2202 void scheduleWriteSettingsLocked() { 2203 if (!mHandler.hasMessages(WRITE_SETTINGS)) { 2204 mHandler.sendEmptyMessageDelayed(WRITE_SETTINGS, WRITE_SETTINGS_DELAY); 2205 } 2206 } 2207 2208 void scheduleWritePackageListLocked(int userId) { 2209 if (!mHandler.hasMessages(WRITE_PACKAGE_LIST)) { 2210 Message msg = mHandler.obtainMessage(WRITE_PACKAGE_LIST); 2211 msg.arg1 = userId; 2212 mHandler.sendMessageDelayed(msg, WRITE_SETTINGS_DELAY); 2213 } 2214 } 2215 2216 void scheduleWritePackageRestrictionsLocked(UserHandle user) { 2217 final int userId = user == null ? UserHandle.USER_ALL : user.getIdentifier(); 2218 scheduleWritePackageRestrictionsLocked(userId); 2219 } 2220 2221 void scheduleWritePackageRestrictionsLocked(int userId) { 2222 final int[] userIds = (userId == UserHandle.USER_ALL) 2223 ? sUserManager.getUserIds() : new int[]{userId}; 2224 for (int nextUserId : userIds) { 2225 if (!sUserManager.exists(nextUserId)) return; 2226 mDirtyUsers.add(nextUserId); 2227 if (!mHandler.hasMessages(WRITE_PACKAGE_RESTRICTIONS)) { 2228 mHandler.sendEmptyMessageDelayed(WRITE_PACKAGE_RESTRICTIONS, WRITE_SETTINGS_DELAY); 2229 } 2230 } 2231 } 2232 2233 public static PackageManagerService main(Context context, Installer installer, 2234 boolean factoryTest, boolean onlyCore) { 2235 // Self-check for initial settings. 2236 PackageManagerServiceCompilerMapping.checkProperties(); 2237 2238 PackageManagerService m = new PackageManagerService(context, installer, 2239 factoryTest, onlyCore); 2240 m.enableSystemUserPackages(); 2241 ServiceManager.addService("package", m); 2242 final PackageManagerNative pmn = m.new PackageManagerNative(); 2243 ServiceManager.addService("package_native", pmn); 2244 return m; 2245 } 2246 2247 private void enableSystemUserPackages() { 2248 if (!UserManager.isSplitSystemUser()) { 2249 return; 2250 } 2251 // For system user, enable apps based on the following conditions: 2252 // - app is whitelisted or belong to one of these groups: 2253 // -- system app which has no launcher icons 2254 // -- system app which has INTERACT_ACROSS_USERS permission 2255 // -- system IME app 2256 // - app is not in the blacklist 2257 AppsQueryHelper queryHelper = new AppsQueryHelper(this); 2258 Set<String> enableApps = new ArraySet<>(); 2259 enableApps.addAll(queryHelper.queryApps(AppsQueryHelper.GET_NON_LAUNCHABLE_APPS 2260 | AppsQueryHelper.GET_APPS_WITH_INTERACT_ACROSS_USERS_PERM 2261 | AppsQueryHelper.GET_IMES, /* systemAppsOnly */ true, UserHandle.SYSTEM)); 2262 ArraySet<String> wlApps = SystemConfig.getInstance().getSystemUserWhitelistedApps(); 2263 enableApps.addAll(wlApps); 2264 enableApps.addAll(queryHelper.queryApps(AppsQueryHelper.GET_REQUIRED_FOR_SYSTEM_USER, 2265 /* systemAppsOnly */ false, UserHandle.SYSTEM)); 2266 ArraySet<String> blApps = SystemConfig.getInstance().getSystemUserBlacklistedApps(); 2267 enableApps.removeAll(blApps); 2268 Log.i(TAG, "Applications installed for system user: " + enableApps); 2269 List<String> allAps = queryHelper.queryApps(0, /* systemAppsOnly */ false, 2270 UserHandle.SYSTEM); 2271 final int allAppsSize = allAps.size(); 2272 synchronized (mPackages) { 2273 for (int i = 0; i < allAppsSize; i++) { 2274 String pName = allAps.get(i); 2275 PackageSetting pkgSetting = mSettings.mPackages.get(pName); 2276 // Should not happen, but we shouldn't be failing if it does 2277 if (pkgSetting == null) { 2278 continue; 2279 } 2280 boolean install = enableApps.contains(pName); 2281 if (pkgSetting.getInstalled(UserHandle.USER_SYSTEM) != install) { 2282 Log.i(TAG, (install ? "Installing " : "Uninstalling ") + pName 2283 + " for system user"); 2284 pkgSetting.setInstalled(install, UserHandle.USER_SYSTEM); 2285 } 2286 } 2287 scheduleWritePackageRestrictionsLocked(UserHandle.USER_SYSTEM); 2288 } 2289 } 2290 2291 private static void getDefaultDisplayMetrics(Context context, DisplayMetrics metrics) { 2292 DisplayManager displayManager = (DisplayManager) context.getSystemService( 2293 Context.DISPLAY_SERVICE); 2294 displayManager.getDisplay(Display.DEFAULT_DISPLAY).getMetrics(metrics); 2295 } 2296 2297 /** 2298 * Requests that files preopted on a secondary system partition be copied to the data partition 2299 * if possible. Note that the actual copying of the files is accomplished by init for security 2300 * reasons. This simply requests that the copy takes place and awaits confirmation of its 2301 * completion. See platform/system/extras/cppreopt/ for the implementation of the actual copy. 2302 */ 2303 private static void requestCopyPreoptedFiles() { 2304 final int WAIT_TIME_MS = 100; 2305 final String CP_PREOPT_PROPERTY = "sys.cppreopt"; 2306 if (SystemProperties.getInt("ro.cp_system_other_odex", 0) == 1) { 2307 SystemProperties.set(CP_PREOPT_PROPERTY, "requested"); 2308 // We will wait for up to 100 seconds. 2309 final long timeStart = SystemClock.uptimeMillis(); 2310 final long timeEnd = timeStart + 100 * 1000; 2311 long timeNow = timeStart; 2312 while (!SystemProperties.get(CP_PREOPT_PROPERTY).equals("finished")) { 2313 try { 2314 Thread.sleep(WAIT_TIME_MS); 2315 } catch (InterruptedException e) { 2316 // Do nothing 2317 } 2318 timeNow = SystemClock.uptimeMillis(); 2319 if (timeNow > timeEnd) { 2320 SystemProperties.set(CP_PREOPT_PROPERTY, "timed-out"); 2321 Slog.wtf(TAG, "cppreopt did not finish!"); 2322 break; 2323 } 2324 } 2325 2326 Slog.i(TAG, "cppreopts took " + (timeNow - timeStart) + " ms"); 2327 } 2328 } 2329 2330 public PackageManagerService(Context context, Installer installer, 2331 boolean factoryTest, boolean onlyCore) { 2332 LockGuard.installLock(mPackages, LockGuard.INDEX_PACKAGES); 2333 Trace.traceBegin(TRACE_TAG_PACKAGE_MANAGER, "create package manager"); 2334 EventLog.writeEvent(EventLogTags.BOOT_PROGRESS_PMS_START, 2335 SystemClock.uptimeMillis()); 2336 2337 if (mSdkVersion <= 0) { 2338 Slog.w(TAG, "**** ro.build.version.sdk not set!"); 2339 } 2340 2341 mContext = context; 2342 2343 mFactoryTest = factoryTest; 2344 mOnlyCore = onlyCore; 2345 mMetrics = new DisplayMetrics(); 2346 mInstaller = installer; 2347 2348 // Create sub-components that provide services / data. Order here is important. 2349 synchronized (mInstallLock) { 2350 synchronized (mPackages) { 2351 // Expose private service for system components to use. 2352 LocalServices.addService( 2353 PackageManagerInternal.class, new PackageManagerInternalImpl()); 2354 sUserManager = new UserManagerService(context, this, 2355 new UserDataPreparer(mInstaller, mInstallLock, mContext, mOnlyCore), mPackages); 2356 mPermissionManager = PermissionManagerService.create(context, 2357 new DefaultPermissionGrantedCallback() { 2358 @Override 2359 public void onDefaultRuntimePermissionsGranted(int userId) { 2360 synchronized(mPackages) { 2361 mSettings.onDefaultRuntimePermissionsGrantedLPr(userId); 2362 } 2363 } 2364 }, mPackages /*externalLock*/); 2365 mDefaultPermissionPolicy = mPermissionManager.getDefaultPermissionGrantPolicy(); 2366 mSettings = new Settings(mPermissionManager.getPermissionSettings(), mPackages); 2367 } 2368 } 2369 mSettings.addSharedUserLPw("android.uid.system", Process.SYSTEM_UID, 2370 ApplicationInfo.FLAG_SYSTEM, ApplicationInfo.PRIVATE_FLAG_PRIVILEGED); 2371 mSettings.addSharedUserLPw("android.uid.phone", RADIO_UID, 2372 ApplicationInfo.FLAG_SYSTEM, ApplicationInfo.PRIVATE_FLAG_PRIVILEGED); 2373 mSettings.addSharedUserLPw("android.uid.log", LOG_UID, 2374 ApplicationInfo.FLAG_SYSTEM, ApplicationInfo.PRIVATE_FLAG_PRIVILEGED); 2375 mSettings.addSharedUserLPw("android.uid.nfc", NFC_UID, 2376 ApplicationInfo.FLAG_SYSTEM, ApplicationInfo.PRIVATE_FLAG_PRIVILEGED); 2377 mSettings.addSharedUserLPw("android.uid.bluetooth", BLUETOOTH_UID, 2378 ApplicationInfo.FLAG_SYSTEM, ApplicationInfo.PRIVATE_FLAG_PRIVILEGED); 2379 mSettings.addSharedUserLPw("android.uid.shell", SHELL_UID, 2380 ApplicationInfo.FLAG_SYSTEM, ApplicationInfo.PRIVATE_FLAG_PRIVILEGED); 2381 2382 String separateProcesses = SystemProperties.get("debug.separate_processes"); 2383 if (separateProcesses != null && separateProcesses.length() > 0) { 2384 if ("*".equals(separateProcesses)) { 2385 mDefParseFlags = PackageParser.PARSE_IGNORE_PROCESSES; 2386 mSeparateProcesses = null; 2387 Slog.w(TAG, "Running with debug.separate_processes: * (ALL)"); 2388 } else { 2389 mDefParseFlags = 0; 2390 mSeparateProcesses = separateProcesses.split(","); 2391 Slog.w(TAG, "Running with debug.separate_processes: " 2392 + separateProcesses); 2393 } 2394 } else { 2395 mDefParseFlags = 0; 2396 mSeparateProcesses = null; 2397 } 2398 2399 mPackageDexOptimizer = new PackageDexOptimizer(installer, mInstallLock, context, 2400 "*dexopt*"); 2401 mDexManager = new DexManager(this, mPackageDexOptimizer, installer, mInstallLock); 2402 mMoveCallbacks = new MoveCallbacks(FgThread.get().getLooper()); 2403 2404 mOnPermissionChangeListeners = new OnPermissionChangeListeners( 2405 FgThread.get().getLooper()); 2406 2407 getDefaultDisplayMetrics(context, mMetrics); 2408 2409 Trace.traceBegin(TRACE_TAG_PACKAGE_MANAGER, "get system config"); 2410 SystemConfig systemConfig = SystemConfig.getInstance(); 2411 mAvailableFeatures = systemConfig.getAvailableFeatures(); 2412 Trace.traceEnd(TRACE_TAG_PACKAGE_MANAGER); 2413 2414 mProtectedPackages = new ProtectedPackages(mContext); 2415 2416 synchronized (mInstallLock) { 2417 // writer 2418 synchronized (mPackages) { 2419 mHandlerThread = new ServiceThread(TAG, 2420 Process.THREAD_PRIORITY_BACKGROUND, true /*allowIo*/); 2421 mHandlerThread.start(); 2422 mHandler = new PackageHandler(mHandlerThread.getLooper()); 2423 mProcessLoggingHandler = new ProcessLoggingHandler(); 2424 Watchdog.getInstance().addThread(mHandler, WATCHDOG_TIMEOUT); 2425 mInstantAppRegistry = new InstantAppRegistry(this); 2426 2427 File dataDir = Environment.getDataDirectory(); 2428 mAppInstallDir = new File(dataDir, "app"); 2429 mAppLib32InstallDir = new File(dataDir, "app-lib"); 2430 mDrmAppPrivateInstallDir = new File(dataDir, "app-private"); 2431 2432 ArrayMap<String, String> libConfig = systemConfig.getSharedLibraries(); 2433 final int builtInLibCount = libConfig.size(); 2434 for (int i = 0; i < builtInLibCount; i++) { 2435 String name = libConfig.keyAt(i); 2436 String path = libConfig.valueAt(i); 2437 addSharedLibraryLPw(path, null, name, SharedLibraryInfo.VERSION_UNDEFINED, 2438 SharedLibraryInfo.TYPE_BUILTIN, PLATFORM_PACKAGE_NAME, 0); 2439 } 2440 2441 mFoundPolicyFile = SELinuxMMAC.readInstallPolicy(); 2442 2443 Trace.traceBegin(TRACE_TAG_PACKAGE_MANAGER, "read user settings"); 2444 mFirstBoot = !mSettings.readLPw(sUserManager.getUsers(false)); 2445 Trace.traceEnd(TRACE_TAG_PACKAGE_MANAGER); 2446 2447 // Clean up orphaned packages for which the code path doesn't exist 2448 // and they are an update to a system app - caused by bug/32321269 2449 final int packageSettingCount = mSettings.mPackages.size(); 2450 for (int i = packageSettingCount - 1; i >= 0; i--) { 2451 PackageSetting ps = mSettings.mPackages.valueAt(i); 2452 if (!isExternal(ps) && (ps.codePath == null || !ps.codePath.exists()) 2453 && mSettings.getDisabledSystemPkgLPr(ps.name) != null) { 2454 mSettings.mPackages.removeAt(i); 2455 mSettings.enableSystemPackageLPw(ps.name); 2456 } 2457 } 2458 2459 if (mFirstBoot) { 2460 requestCopyPreoptedFiles(); 2461 } 2462 2463 String customResolverActivity = Resources.getSystem().getString( 2464 R.string.config_customResolverActivity); 2465 if (TextUtils.isEmpty(customResolverActivity)) { 2466 customResolverActivity = null; 2467 } else { 2468 mCustomResolverComponentName = ComponentName.unflattenFromString( 2469 customResolverActivity); 2470 } 2471 2472 long startTime = SystemClock.uptimeMillis(); 2473 2474 EventLog.writeEvent(EventLogTags.BOOT_PROGRESS_PMS_SYSTEM_SCAN_START, 2475 startTime); 2476 2477 final String bootClassPath = System.getenv("BOOTCLASSPATH"); 2478 final String systemServerClassPath = System.getenv("SYSTEMSERVERCLASSPATH"); 2479 2480 if (bootClassPath == null) { 2481 Slog.w(TAG, "No BOOTCLASSPATH found!"); 2482 } 2483 2484 if (systemServerClassPath == null) { 2485 Slog.w(TAG, "No SYSTEMSERVERCLASSPATH found!"); 2486 } 2487 2488 File frameworkDir = new File(Environment.getRootDirectory(), "framework"); 2489 2490 final VersionInfo ver = mSettings.getInternalVersion(); 2491 mIsUpgrade = !Build.FINGERPRINT.equals(ver.fingerprint); 2492 if (mIsUpgrade) { 2493 logCriticalInfo(Log.INFO, 2494 "Upgrading from " + ver.fingerprint + " to " + Build.FINGERPRINT); 2495 } 2496 2497 // when upgrading from pre-M, promote system app permissions from install to runtime 2498 mPromoteSystemApps = 2499 mIsUpgrade && ver.sdkVersion <= Build.VERSION_CODES.LOLLIPOP_MR1; 2500 2501 // When upgrading from pre-N, we need to handle package extraction like first boot, 2502 // as there is no profiling data available. 2503 mIsPreNUpgrade = mIsUpgrade && ver.sdkVersion < Build.VERSION_CODES.N; 2504 2505 mIsPreNMR1Upgrade = mIsUpgrade && ver.sdkVersion < Build.VERSION_CODES.N_MR1; 2506 2507 // save off the names of pre-existing system packages prior to scanning; we don't 2508 // want to automatically grant runtime permissions for new system apps 2509 if (mPromoteSystemApps) { 2510 Iterator<PackageSetting> pkgSettingIter = mSettings.mPackages.values().iterator(); 2511 while (pkgSettingIter.hasNext()) { 2512 PackageSetting ps = pkgSettingIter.next(); 2513 if (isSystemApp(ps)) { 2514 mExistingSystemPackages.add(ps.name); 2515 } 2516 } 2517 } 2518 2519 mCacheDir = preparePackageParserCache(mIsUpgrade); 2520 2521 // Set flag to monitor and not change apk file paths when 2522 // scanning install directories. 2523 int scanFlags = SCAN_BOOTING | SCAN_INITIAL; 2524 2525 if (mIsUpgrade || mFirstBoot) { 2526 scanFlags = scanFlags | SCAN_FIRST_BOOT_OR_UPGRADE; 2527 } 2528 2529 // Collect vendor overlay packages. (Do this before scanning any apps.) 2530 // For security and version matching reason, only consider 2531 // overlay packages if they reside in the right directory. 2532 scanDirTracedLI(new File(VENDOR_OVERLAY_DIR), 2533 mDefParseFlags 2534 | PackageParser.PARSE_IS_SYSTEM_DIR, 2535 scanFlags 2536 | SCAN_AS_SYSTEM 2537 | SCAN_TRUSTED_OVERLAY, 2538 0); 2539 2540 mParallelPackageParserCallback.findStaticOverlayPackages(); 2541 2542 // Find base frameworks (resource packages without code). 2543 scanDirTracedLI(frameworkDir, 2544 mDefParseFlags 2545 | PackageParser.PARSE_IS_SYSTEM_DIR, 2546 scanFlags 2547 | SCAN_NO_DEX 2548 | SCAN_AS_SYSTEM 2549 | SCAN_AS_PRIVILEGED, 2550 0); 2551 2552 // Collected privileged system packages. 2553 final File privilegedAppDir = new File(Environment.getRootDirectory(), "priv-app"); 2554 scanDirTracedLI(privilegedAppDir, 2555 mDefParseFlags 2556 | PackageParser.PARSE_IS_SYSTEM_DIR, 2557 scanFlags 2558 | SCAN_AS_SYSTEM 2559 | SCAN_AS_PRIVILEGED, 2560 0); 2561 2562 // Collect ordinary system packages. 2563 final File systemAppDir = new File(Environment.getRootDirectory(), "app"); 2564 scanDirTracedLI(systemAppDir, 2565 mDefParseFlags 2566 | PackageParser.PARSE_IS_SYSTEM_DIR, 2567 scanFlags 2568 | SCAN_AS_SYSTEM, 2569 0); 2570 2571 // Collect all vendor packages. 2572 File vendorAppDir = new File("/vendor/app"); 2573 try { 2574 vendorAppDir = vendorAppDir.getCanonicalFile(); 2575 } catch (IOException e) { 2576 // failed to look up canonical path, continue with original one 2577 } 2578 scanDirTracedLI(vendorAppDir, 2579 mDefParseFlags 2580 | PackageParser.PARSE_IS_SYSTEM_DIR, 2581 scanFlags 2582 | SCAN_AS_SYSTEM, 2583 0); 2584 2585 // Collect all OEM packages. 2586 final File oemAppDir = new File(Environment.getOemDirectory(), "app"); 2587 scanDirTracedLI(oemAppDir, 2588 mDefParseFlags 2589 | PackageParser.PARSE_IS_SYSTEM_DIR, 2590 scanFlags 2591 | SCAN_AS_SYSTEM 2592 | SCAN_AS_OEM, 2593 0); 2594 2595 // Prune any system packages that no longer exist. 2596 final List<String> possiblyDeletedUpdatedSystemApps = new ArrayList<>(); 2597 // Stub packages must either be replaced with full versions in the /data 2598 // partition or be disabled. 2599 final List<String> stubSystemApps = new ArrayList<>(); 2600 if (!mOnlyCore) { 2601 // do this first before mucking with mPackages for the "expecting better" case 2602 final Iterator<PackageParser.Package> pkgIterator = mPackages.values().iterator(); 2603 while (pkgIterator.hasNext()) { 2604 final PackageParser.Package pkg = pkgIterator.next(); 2605 if (pkg.isStub) { 2606 stubSystemApps.add(pkg.packageName); 2607 } 2608 } 2609 2610 final Iterator<PackageSetting> psit = mSettings.mPackages.values().iterator(); 2611 while (psit.hasNext()) { 2612 PackageSetting ps = psit.next(); 2613 2614 /* 2615 * If this is not a system app, it can't be a 2616 * disable system app. 2617 */ 2618 if ((ps.pkgFlags & ApplicationInfo.FLAG_SYSTEM) == 0) { 2619 continue; 2620 } 2621 2622 /* 2623 * If the package is scanned, it's not erased. 2624 */ 2625 final PackageParser.Package scannedPkg = mPackages.get(ps.name); 2626 if (scannedPkg != null) { 2627 /* 2628 * If the system app is both scanned and in the 2629 * disabled packages list, then it must have been 2630 * added via OTA. Remove it from the currently 2631 * scanned package so the previously user-installed 2632 * application can be scanned. 2633 */ 2634 if (mSettings.isDisabledSystemPackageLPr(ps.name)) { 2635 logCriticalInfo(Log.WARN, "Expecting better updated system app for " 2636 + ps.name + "; removing system app. Last known codePath=" 2637 + ps.codePathString + ", installStatus=" + ps.installStatus 2638 + ", versionCode=" + ps.versionCode + "; scanned versionCode=" 2639 + scannedPkg.mVersionCode); 2640 removePackageLI(scannedPkg, true); 2641 mExpectingBetter.put(ps.name, ps.codePath); 2642 } 2643 2644 continue; 2645 } 2646 2647 if (!mSettings.isDisabledSystemPackageLPr(ps.name)) { 2648 psit.remove(); 2649 logCriticalInfo(Log.WARN, "System package " + ps.name 2650 + " no longer exists; it's data will be wiped"); 2651 // Actual deletion of code and data will be handled by later 2652 // reconciliation step 2653 } else { 2654 // we still have a disabled system package, but, it still might have 2655 // been removed. check the code path still exists and check there's 2656 // still a package. the latter can happen if an OTA keeps the same 2657 // code path, but, changes the package name. 2658 final PackageSetting disabledPs = 2659 mSettings.getDisabledSystemPkgLPr(ps.name); 2660 if (disabledPs.codePath == null || !disabledPs.codePath.exists() 2661 || disabledPs.pkg == null) { 2662 possiblyDeletedUpdatedSystemApps.add(ps.name); 2663 } 2664 } 2665 } 2666 } 2667 2668 //look for any incomplete package installations 2669 ArrayList<PackageSetting> deletePkgsList = mSettings.getListOfIncompleteInstallPackagesLPr(); 2670 for (int i = 0; i < deletePkgsList.size(); i++) { 2671 // Actual deletion of code and data will be handled by later 2672 // reconciliation step 2673 final String packageName = deletePkgsList.get(i).name; 2674 logCriticalInfo(Log.WARN, "Cleaning up incompletely installed app: " + packageName); 2675 synchronized (mPackages) { 2676 mSettings.removePackageLPw(packageName); 2677 } 2678 } 2679 2680 //delete tmp files 2681 deleteTempPackageFiles(); 2682 2683 final int cachedSystemApps = PackageParser.sCachedPackageReadCount.get(); 2684 2685 // Remove any shared userIDs that have no associated packages 2686 mSettings.pruneSharedUsersLPw(); 2687 final long systemScanTime = SystemClock.uptimeMillis() - startTime; 2688 final int systemPackagesCount = mPackages.size(); 2689 Slog.i(TAG, "Finished scanning system apps. Time: " + systemScanTime 2690 + " ms, packageCount: " + systemPackagesCount 2691 + " , timePerPackage: " 2692 + (systemPackagesCount == 0 ? 0 : systemScanTime / systemPackagesCount) 2693 + " , cached: " + cachedSystemApps); 2694 if (mIsUpgrade && systemPackagesCount > 0) { 2695 MetricsLogger.histogram(null, "ota_package_manager_system_app_avg_scan_time", 2696 ((int) systemScanTime) / systemPackagesCount); 2697 } 2698 if (!mOnlyCore) { 2699 EventLog.writeEvent(EventLogTags.BOOT_PROGRESS_PMS_DATA_SCAN_START, 2700 SystemClock.uptimeMillis()); 2701 scanDirTracedLI(mAppInstallDir, 0, scanFlags | SCAN_REQUIRE_KNOWN, 0); 2702 2703 scanDirTracedLI(mDrmAppPrivateInstallDir, mDefParseFlags 2704 | PackageParser.PARSE_FORWARD_LOCK, 2705 scanFlags | SCAN_REQUIRE_KNOWN, 0); 2706 2707 // Remove disable package settings for updated system apps that were 2708 // removed via an OTA. If the update is no longer present, remove the 2709 // app completely. Otherwise, revoke their system privileges. 2710 for (String deletedAppName : possiblyDeletedUpdatedSystemApps) { 2711 PackageParser.Package deletedPkg = mPackages.get(deletedAppName); 2712 mSettings.removeDisabledSystemPackageLPw(deletedAppName); 2713 2714 final String msg; 2715 if (deletedPkg == null) { 2716 // should have found an update, but, we didn't; remove everything 2717 msg = "Updated system package " + deletedAppName 2718 + " no longer exists; removing its data"; 2719 // Actual deletion of code and data will be handled by later 2720 // reconciliation step 2721 } else { 2722 // found an update; revoke system privileges 2723 msg = "Updated system package + " + deletedAppName 2724 + " no longer exists; revoking system privileges"; 2725 2726 // Don't do anything if a stub is removed from the system image. If 2727 // we were to remove the uncompressed version from the /data partition, 2728 // this is where it'd be done. 2729 2730 final PackageSetting deletedPs = mSettings.mPackages.get(deletedAppName); 2731 deletedPkg.applicationInfo.flags &= ~ApplicationInfo.FLAG_SYSTEM; 2732 deletedPs.pkgFlags &= ~ApplicationInfo.FLAG_SYSTEM; 2733 } 2734 logCriticalInfo(Log.WARN, msg); 2735 } 2736 2737 /* 2738 * Make sure all system apps that we expected to appear on 2739 * the userdata partition actually showed up. If they never 2740 * appeared, crawl back and revive the system version. 2741 */ 2742 for (int i = 0; i < mExpectingBetter.size(); i++) { 2743 final String packageName = mExpectingBetter.keyAt(i); 2744 if (!mPackages.containsKey(packageName)) { 2745 final File scanFile = mExpectingBetter.valueAt(i); 2746 2747 logCriticalInfo(Log.WARN, "Expected better " + packageName 2748 + " but never showed up; reverting to system"); 2749 2750 final @ParseFlags int reparseFlags; 2751 final @ScanFlags int rescanFlags; 2752 if (FileUtils.contains(privilegedAppDir, scanFile)) { 2753 reparseFlags = 2754 mDefParseFlags | 2755 PackageParser.PARSE_IS_SYSTEM_DIR; 2756 rescanFlags = 2757 scanFlags 2758 | SCAN_AS_SYSTEM 2759 | SCAN_AS_PRIVILEGED; 2760 } else if (FileUtils.contains(systemAppDir, scanFile)) { 2761 reparseFlags = 2762 mDefParseFlags | 2763 PackageParser.PARSE_IS_SYSTEM_DIR; 2764 rescanFlags = 2765 scanFlags 2766 | SCAN_AS_SYSTEM; 2767 } else if (FileUtils.contains(vendorAppDir, scanFile)) { 2768 reparseFlags = 2769 mDefParseFlags | 2770 PackageParser.PARSE_IS_SYSTEM_DIR; 2771 rescanFlags = 2772 scanFlags 2773 | SCAN_AS_SYSTEM; 2774 } else if (FileUtils.contains(oemAppDir, scanFile)) { 2775 reparseFlags = 2776 mDefParseFlags | 2777 PackageParser.PARSE_IS_SYSTEM_DIR; 2778 rescanFlags = 2779 scanFlags 2780 | SCAN_AS_SYSTEM 2781 | SCAN_AS_OEM; 2782 } else { 2783 Slog.e(TAG, "Ignoring unexpected fallback path " + scanFile); 2784 continue; 2785 } 2786 2787 mSettings.enableSystemPackageLPw(packageName); 2788 2789 try { 2790 scanPackageTracedLI(scanFile, reparseFlags, rescanFlags, 0, null); 2791 } catch (PackageManagerException e) { 2792 Slog.e(TAG, "Failed to parse original system package: " 2793 + e.getMessage()); 2794 } 2795 } 2796 } 2797 2798 // Uncompress and install any stubbed system applications. 2799 // This must be done last to ensure all stubs are replaced or disabled. 2800 decompressSystemApplications(stubSystemApps, scanFlags); 2801 2802 final int cachedNonSystemApps = PackageParser.sCachedPackageReadCount.get() 2803 - cachedSystemApps; 2804 2805 final long dataScanTime = SystemClock.uptimeMillis() - systemScanTime - startTime; 2806 final int dataPackagesCount = mPackages.size() - systemPackagesCount; 2807 Slog.i(TAG, "Finished scanning non-system apps. Time: " + dataScanTime 2808 + " ms, packageCount: " + dataPackagesCount 2809 + " , timePerPackage: " 2810 + (dataPackagesCount == 0 ? 0 : dataScanTime / dataPackagesCount) 2811 + " , cached: " + cachedNonSystemApps); 2812 if (mIsUpgrade && dataPackagesCount > 0) { 2813 MetricsLogger.histogram(null, "ota_package_manager_data_app_avg_scan_time", 2814 ((int) dataScanTime) / dataPackagesCount); 2815 } 2816 } 2817 mExpectingBetter.clear(); 2818 2819 // Resolve the storage manager. 2820 mStorageManagerPackage = getStorageManagerPackageName(); 2821 2822 // Resolve protected action filters. Only the setup wizard is allowed to 2823 // have a high priority filter for these actions. 2824 mSetupWizardPackage = getSetupWizardPackageName(); 2825 if (mProtectedFilters.size() > 0) { 2826 if (DEBUG_FILTERS && mSetupWizardPackage == null) { 2827 Slog.i(TAG, "No setup wizard;" 2828 + " All protected intents capped to priority 0"); 2829 } 2830 for (ActivityIntentInfo filter : mProtectedFilters) { 2831 if (filter.activity.info.packageName.equals(mSetupWizardPackage)) { 2832 if (DEBUG_FILTERS) { 2833 Slog.i(TAG, "Found setup wizard;" 2834 + " allow priority " + filter.getPriority() + ";" 2835 + " package: " + filter.activity.info.packageName 2836 + " activity: " + filter.activity.className 2837 + " priority: " + filter.getPriority()); 2838 } 2839 // skip setup wizard; allow it to keep the high priority filter 2840 continue; 2841 } 2842 if (DEBUG_FILTERS) { 2843 Slog.i(TAG, "Protected action; cap priority to 0;" 2844 + " package: " + filter.activity.info.packageName 2845 + " activity: " + filter.activity.className 2846 + " origPrio: " + filter.getPriority()); 2847 } 2848 filter.setPriority(0); 2849 } 2850 } 2851 mDeferProtectedFilters = false; 2852 mProtectedFilters.clear(); 2853 2854 // Now that we know all of the shared libraries, update all clients to have 2855 // the correct library paths. 2856 updateAllSharedLibrariesLPw(null); 2857 2858 for (SharedUserSetting setting : mSettings.getAllSharedUsersLPw()) { 2859 // NOTE: We ignore potential failures here during a system scan (like 2860 // the rest of the commands above) because there's precious little we 2861 // can do about it. A settings error is reported, though. 2862 adjustCpuAbisForSharedUserLPw(setting.packages, null /*scannedPackage*/); 2863 } 2864 2865 // Now that we know all the packages we are keeping, 2866 // read and update their last usage times. 2867 mPackageUsage.read(mPackages); 2868 mCompilerStats.read(); 2869 2870 EventLog.writeEvent(EventLogTags.BOOT_PROGRESS_PMS_SCAN_END, 2871 SystemClock.uptimeMillis()); 2872 Slog.i(TAG, "Time to scan packages: " 2873 + ((SystemClock.uptimeMillis()-startTime)/1000f) 2874 + " seconds"); 2875 2876 // If the platform SDK has changed since the last time we booted, 2877 // we need to re-grant app permission to catch any new ones that 2878 // appear. This is really a hack, and means that apps can in some 2879 // cases get permissions that the user didn't initially explicitly 2880 // allow... it would be nice to have some better way to handle 2881 // this situation. 2882 final boolean sdkUpdated = (ver.sdkVersion != mSdkVersion); 2883 if (sdkUpdated) { 2884 Slog.i(TAG, "Platform changed from " + ver.sdkVersion + " to " 2885 + mSdkVersion + "; regranting permissions for internal storage"); 2886 } 2887 mPermissionManager.updateAllPermissions( 2888 StorageManager.UUID_PRIVATE_INTERNAL, sdkUpdated, mPackages.values(), 2889 mPermissionCallback); 2890 ver.sdkVersion = mSdkVersion; 2891 2892 // If this is the first boot or an update from pre-M, and it is a normal 2893 // boot, then we need to initialize the default preferred apps across 2894 // all defined users. 2895 if (!onlyCore && (mPromoteSystemApps || mFirstBoot)) { 2896 for (UserInfo user : sUserManager.getUsers(true)) { 2897 mSettings.applyDefaultPreferredAppsLPw(this, user.id); 2898 applyFactoryDefaultBrowserLPw(user.id); 2899 primeDomainVerificationsLPw(user.id); 2900 } 2901 } 2902 2903 // Prepare storage for system user really early during boot, 2904 // since core system apps like SettingsProvider and SystemUI 2905 // can't wait for user to start 2906 final int storageFlags; 2907 if (StorageManager.isFileEncryptedNativeOrEmulated()) { 2908 storageFlags = StorageManager.FLAG_STORAGE_DE; 2909 } else { 2910 storageFlags = StorageManager.FLAG_STORAGE_DE | StorageManager.FLAG_STORAGE_CE; 2911 } 2912 List<String> deferPackages = reconcileAppsDataLI(StorageManager.UUID_PRIVATE_INTERNAL, 2913 UserHandle.USER_SYSTEM, storageFlags, true /* migrateAppData */, 2914 true /* onlyCoreApps */); 2915 mPrepareAppDataFuture = SystemServerInitThreadPool.get().submit(() -> { 2916 TimingsTraceLog traceLog = new TimingsTraceLog("SystemServerTimingAsync", 2917 Trace.TRACE_TAG_PACKAGE_MANAGER); 2918 traceLog.traceBegin("AppDataFixup"); 2919 try { 2920 mInstaller.fixupAppData(StorageManager.UUID_PRIVATE_INTERNAL, 2921 StorageManager.FLAG_STORAGE_DE | StorageManager.FLAG_STORAGE_CE); 2922 } catch (InstallerException e) { 2923 Slog.w(TAG, "Trouble fixing GIDs", e); 2924 } 2925 traceLog.traceEnd(); 2926 2927 traceLog.traceBegin("AppDataPrepare"); 2928 if (deferPackages == null || deferPackages.isEmpty()) { 2929 return; 2930 } 2931 int count = 0; 2932 for (String pkgName : deferPackages) { 2933 PackageParser.Package pkg = null; 2934 synchronized (mPackages) { 2935 PackageSetting ps = mSettings.getPackageLPr(pkgName); 2936 if (ps != null && ps.getInstalled(UserHandle.USER_SYSTEM)) { 2937 pkg = ps.pkg; 2938 } 2939 } 2940 if (pkg != null) { 2941 synchronized (mInstallLock) { 2942 prepareAppDataAndMigrateLIF(pkg, UserHandle.USER_SYSTEM, storageFlags, 2943 true /* maybeMigrateAppData */); 2944 } 2945 count++; 2946 } 2947 } 2948 traceLog.traceEnd(); 2949 Slog.i(TAG, "Deferred reconcileAppsData finished " + count + " packages"); 2950 }, "prepareAppData"); 2951 2952 // If this is first boot after an OTA, and a normal boot, then 2953 // we need to clear code cache directories. 2954 // Note that we do *not* clear the application profiles. These remain valid 2955 // across OTAs and are used to drive profile verification (post OTA) and 2956 // profile compilation (without waiting to collect a fresh set of profiles). 2957 if (mIsUpgrade && !onlyCore) { 2958 Slog.i(TAG, "Build fingerprint changed; clearing code caches"); 2959 for (int i = 0; i < mSettings.mPackages.size(); i++) { 2960 final PackageSetting ps = mSettings.mPackages.valueAt(i); 2961 if (Objects.equals(StorageManager.UUID_PRIVATE_INTERNAL, ps.volumeUuid)) { 2962 // No apps are running this early, so no need to freeze 2963 clearAppDataLIF(ps.pkg, UserHandle.USER_ALL, 2964 StorageManager.FLAG_STORAGE_DE | StorageManager.FLAG_STORAGE_CE 2965 | Installer.FLAG_CLEAR_CODE_CACHE_ONLY); 2966 } 2967 } 2968 ver.fingerprint = Build.FINGERPRINT; 2969 } 2970 2971 checkDefaultBrowser(); 2972 2973 // clear only after permissions and other defaults have been updated 2974 mExistingSystemPackages.clear(); 2975 mPromoteSystemApps = false; 2976 2977 // All the changes are done during package scanning. 2978 ver.databaseVersion = Settings.CURRENT_DATABASE_VERSION; 2979 2980 // can downgrade to reader 2981 Trace.traceBegin(TRACE_TAG_PACKAGE_MANAGER, "write settings"); 2982 mSettings.writeLPr(); 2983 Trace.traceEnd(TRACE_TAG_PACKAGE_MANAGER); 2984 EventLog.writeEvent(EventLogTags.BOOT_PROGRESS_PMS_READY, 2985 SystemClock.uptimeMillis()); 2986 2987 if (!mOnlyCore) { 2988 mRequiredVerifierPackage = getRequiredButNotReallyRequiredVerifierLPr(); 2989 mRequiredInstallerPackage = getRequiredInstallerLPr(); 2990 mRequiredUninstallerPackage = getRequiredUninstallerLPr(); 2991 mIntentFilterVerifierComponent = getIntentFilterVerifierComponentNameLPr(); 2992 if (mIntentFilterVerifierComponent != null) { 2993 mIntentFilterVerifier = new IntentVerifierProxy(mContext, 2994 mIntentFilterVerifierComponent); 2995 } else { 2996 mIntentFilterVerifier = null; 2997 } 2998 mServicesSystemSharedLibraryPackageName = getRequiredSharedLibraryLPr( 2999 PackageManager.SYSTEM_SHARED_LIBRARY_SERVICES, 3000 SharedLibraryInfo.VERSION_UNDEFINED); 3001 mSharedSystemSharedLibraryPackageName = getRequiredSharedLibraryLPr( 3002 PackageManager.SYSTEM_SHARED_LIBRARY_SHARED, 3003 SharedLibraryInfo.VERSION_UNDEFINED); 3004 } else { 3005 mRequiredVerifierPackage = null; 3006 mRequiredInstallerPackage = null; 3007 mRequiredUninstallerPackage = null; 3008 mIntentFilterVerifierComponent = null; 3009 mIntentFilterVerifier = null; 3010 mServicesSystemSharedLibraryPackageName = null; 3011 mSharedSystemSharedLibraryPackageName = null; 3012 } 3013 3014 mInstallerService = new PackageInstallerService(context, this); 3015 final Pair<ComponentName, String> instantAppResolverComponent = 3016 getInstantAppResolverLPr(); 3017 if (instantAppResolverComponent != null) { 3018 if (DEBUG_EPHEMERAL) { 3019 Slog.d(TAG, "Set ephemeral resolver: " + instantAppResolverComponent); 3020 } 3021 mInstantAppResolverConnection = new EphemeralResolverConnection( 3022 mContext, instantAppResolverComponent.first, 3023 instantAppResolverComponent.second); 3024 mInstantAppResolverSettingsComponent = 3025 getInstantAppResolverSettingsLPr(instantAppResolverComponent.first); 3026 } else { 3027 mInstantAppResolverConnection = null; 3028 mInstantAppResolverSettingsComponent = null; 3029 } 3030 updateInstantAppInstallerLocked(null); 3031 3032 // Read and update the usage of dex files. 3033 // Do this at the end of PM init so that all the packages have their 3034 // data directory reconciled. 3035 // At this point we know the code paths of the packages, so we can validate 3036 // the disk file and build the internal cache. 3037 // The usage file is expected to be small so loading and verifying it 3038 // should take a fairly small time compare to the other activities (e.g. package 3039 // scanning). 3040 final Map<Integer, List<PackageInfo>> userPackages = new HashMap<>(); 3041 final int[] currentUserIds = UserManagerService.getInstance().getUserIds(); 3042 for (int userId : currentUserIds) { 3043 userPackages.put(userId, getInstalledPackages(/*flags*/ 0, userId).getList()); 3044 } 3045 mDexManager.load(userPackages); 3046 if (mIsUpgrade) { 3047 MetricsLogger.histogram(null, "ota_package_manager_init_time", 3048 (int) (SystemClock.uptimeMillis() - startTime)); 3049 } 3050 } // synchronized (mPackages) 3051 } // synchronized (mInstallLock) 3052 3053 // Now after opening every single application zip, make sure they 3054 // are all flushed. Not really needed, but keeps things nice and 3055 // tidy. 3056 Trace.traceBegin(TRACE_TAG_PACKAGE_MANAGER, "GC"); 3057 Runtime.getRuntime().gc(); 3058 Trace.traceEnd(TRACE_TAG_PACKAGE_MANAGER); 3059 3060 Trace.traceBegin(TRACE_TAG_PACKAGE_MANAGER, "loadFallbacks"); 3061 FallbackCategoryProvider.loadFallbacks(); 3062 Trace.traceEnd(TRACE_TAG_PACKAGE_MANAGER); 3063 3064 // The initial scanning above does many calls into installd while 3065 // holding the mPackages lock, but we're mostly interested in yelling 3066 // once we have a booted system. 3067 mInstaller.setWarnIfHeld(mPackages); 3068 3069 Trace.traceEnd(TRACE_TAG_PACKAGE_MANAGER); 3070 } 3071 3072 /** 3073 * Uncompress and install stub applications. 3074 * <p>In order to save space on the system partition, some applications are shipped in a 3075 * compressed form. In addition the compressed bits for the full application, the 3076 * system image contains a tiny stub comprised of only the Android manifest. 3077 * <p>During the first boot, attempt to uncompress and install the full application. If 3078 * the application can't be installed for any reason, disable the stub and prevent 3079 * uncompressing the full application during future boots. 3080 * <p>In order to forcefully attempt an installation of a full application, go to app 3081 * settings and enable the application. 3082 */ 3083 private void decompressSystemApplications(@NonNull List<String> stubSystemApps, int scanFlags) { 3084 for (int i = stubSystemApps.size() - 1; i >= 0; --i) { 3085 final String pkgName = stubSystemApps.get(i); 3086 // skip if the system package is already disabled 3087 if (mSettings.isDisabledSystemPackageLPr(pkgName)) { 3088 stubSystemApps.remove(i); 3089 continue; 3090 } 3091 // skip if the package isn't installed (?!); this should never happen 3092 final PackageParser.Package pkg = mPackages.get(pkgName); 3093 if (pkg == null) { 3094 stubSystemApps.remove(i); 3095 continue; 3096 } 3097 // skip if the package has been disabled by the user 3098 final PackageSetting ps = mSettings.mPackages.get(pkgName); 3099 if (ps != null) { 3100 final int enabledState = ps.getEnabled(UserHandle.USER_SYSTEM); 3101 if (enabledState == PackageManager.COMPONENT_ENABLED_STATE_DISABLED_USER) { 3102 stubSystemApps.remove(i); 3103 continue; 3104 } 3105 } 3106 3107 if (DEBUG_COMPRESSION) { 3108 Slog.i(TAG, "Uncompressing system stub; pkg: " + pkgName); 3109 } 3110 3111 // uncompress the binary to its eventual destination on /data 3112 final File scanFile = decompressPackage(pkg); 3113 if (scanFile == null) { 3114 continue; 3115 } 3116 3117 // install the package to replace the stub on /system 3118 try { 3119 mSettings.disableSystemPackageLPw(pkgName, true /*replaced*/); 3120 removePackageLI(pkg, true /*chatty*/); 3121 scanPackageTracedLI(scanFile, 0 /*reparseFlags*/, scanFlags, 0, null); 3122 ps.setEnabled(PackageManager.COMPONENT_ENABLED_STATE_DEFAULT, 3123 UserHandle.USER_SYSTEM, "android"); 3124 stubSystemApps.remove(i); 3125 continue; 3126 } catch (PackageManagerException e) { 3127 Slog.e(TAG, "Failed to parse uncompressed system package: " + e.getMessage()); 3128 } 3129 3130 // any failed attempt to install the package will be cleaned up later 3131 } 3132 3133 // disable any stub still left; these failed to install the full application 3134 for (int i = stubSystemApps.size() - 1; i >= 0; --i) { 3135 final String pkgName = stubSystemApps.get(i); 3136 final PackageSetting ps = mSettings.mPackages.get(pkgName); 3137 ps.setEnabled(PackageManager.COMPONENT_ENABLED_STATE_DISABLED, 3138 UserHandle.USER_SYSTEM, "android"); 3139 logCriticalInfo(Log.ERROR, "Stub disabled; pkg: " + pkgName); 3140 } 3141 } 3142 3143 /** 3144 * Decompresses the given package on the system image onto 3145 * the /data partition. 3146 * @return The directory the package was decompressed into. Otherwise, {@code null}. 3147 */ 3148 private File decompressPackage(PackageParser.Package pkg) { 3149 final File[] compressedFiles = getCompressedFiles(pkg.codePath); 3150 if (compressedFiles == null || compressedFiles.length == 0) { 3151 if (DEBUG_COMPRESSION) { 3152 Slog.i(TAG, "No files to decompress: " + pkg.baseCodePath); 3153 } 3154 return null; 3155 } 3156 final File dstCodePath = 3157 getNextCodePath(Environment.getDataAppDirectory(null), pkg.packageName); 3158 int ret = PackageManager.INSTALL_SUCCEEDED; 3159 try { 3160 Os.mkdir(dstCodePath.getAbsolutePath(), 0755); 3161 Os.chmod(dstCodePath.getAbsolutePath(), 0755); 3162 for (File srcFile : compressedFiles) { 3163 final String srcFileName = srcFile.getName(); 3164 final String dstFileName = srcFileName.substring( 3165 0, srcFileName.length() - COMPRESSED_EXTENSION.length()); 3166 final File dstFile = new File(dstCodePath, dstFileName); 3167 ret = decompressFile(srcFile, dstFile); 3168 if (ret != PackageManager.INSTALL_SUCCEEDED) { 3169 logCriticalInfo(Log.ERROR, "Failed to decompress" 3170 + "; pkg: " + pkg.packageName 3171 + ", file: " + dstFileName); 3172 break; 3173 } 3174 } 3175 } catch (ErrnoException e) { 3176 logCriticalInfo(Log.ERROR, "Failed to decompress" 3177 + "; pkg: " + pkg.packageName 3178 + ", err: " + e.errno); 3179 } 3180 if (ret == PackageManager.INSTALL_SUCCEEDED) { 3181 final File libraryRoot = new File(dstCodePath, LIB_DIR_NAME); 3182 NativeLibraryHelper.Handle handle = null; 3183 try { 3184 handle = NativeLibraryHelper.Handle.create(dstCodePath); 3185 ret = NativeLibraryHelper.copyNativeBinariesWithOverride(handle, libraryRoot, 3186 null /*abiOverride*/); 3187 } catch (IOException e) { 3188 logCriticalInfo(Log.ERROR, "Failed to extract native libraries" 3189 + "; pkg: " + pkg.packageName); 3190 ret = PackageManager.INSTALL_FAILED_INTERNAL_ERROR; 3191 } finally { 3192 IoUtils.closeQuietly(handle); 3193 } 3194 } 3195 if (ret != PackageManager.INSTALL_SUCCEEDED) { 3196 if (dstCodePath == null || !dstCodePath.exists()) { 3197 return null; 3198 } 3199 removeCodePathLI(dstCodePath); 3200 return null; 3201 } 3202 3203 return dstCodePath; 3204 } 3205 3206 private void updateInstantAppInstallerLocked(String modifiedPackage) { 3207 // we're only interested in updating the installer appliction when 1) it's not 3208 // already set or 2) the modified package is the installer 3209 if (mInstantAppInstallerActivity != null 3210 && !mInstantAppInstallerActivity.getComponentName().getPackageName() 3211 .equals(modifiedPackage)) { 3212 return; 3213 } 3214 setUpInstantAppInstallerActivityLP(getInstantAppInstallerLPr()); 3215 } 3216 3217 private static File preparePackageParserCache(boolean isUpgrade) { 3218 if (!DEFAULT_PACKAGE_PARSER_CACHE_ENABLED) { 3219 return null; 3220 } 3221 3222 // Disable package parsing on eng builds to allow for faster incremental development. 3223 if (Build.IS_ENG) { 3224 return null; 3225 } 3226 3227 if (SystemProperties.getBoolean("pm.boot.disable_package_cache", false)) { 3228 Slog.i(TAG, "Disabling package parser cache due to system property."); 3229 return null; 3230 } 3231 3232 // The base directory for the package parser cache lives under /data/system/. 3233 final File cacheBaseDir = FileUtils.createDir(Environment.getDataSystemDirectory(), 3234 "package_cache"); 3235 if (cacheBaseDir == null) { 3236 return null; 3237 } 3238 3239 // If this is a system upgrade scenario, delete the contents of the package cache dir. 3240 // This also serves to "GC" unused entries when the package cache version changes (which 3241 // can only happen during upgrades). 3242 if (isUpgrade) { 3243 FileUtils.deleteContents(cacheBaseDir); 3244 } 3245 3246 3247 // Return the versioned package cache directory. This is something like 3248 // "/data/system/package_cache/1" 3249 File cacheDir = FileUtils.createDir(cacheBaseDir, PACKAGE_PARSER_CACHE_VERSION); 3250 3251 // The following is a workaround to aid development on non-numbered userdebug 3252 // builds or cases where "adb sync" is used on userdebug builds. If we detect that 3253 // the system partition is newer. 3254 // 3255 // NOTE: When no BUILD_NUMBER is set by the build system, it defaults to a build 3256 // that starts with "eng." to signify that this is an engineering build and not 3257 // destined for release. 3258 if (Build.IS_USERDEBUG && Build.VERSION.INCREMENTAL.startsWith("eng.")) { 3259 Slog.w(TAG, "Wiping cache directory because the system partition changed."); 3260 3261 // Heuristic: If the /system directory has been modified recently due to an "adb sync" 3262 // or a regular make, then blow away the cache. Note that mtimes are *NOT* reliable 3263 // in general and should not be used for production changes. In this specific case, 3264 // we know that they will work. 3265 File frameworkDir = new File(Environment.getRootDirectory(), "framework"); 3266 if (cacheDir.lastModified() < frameworkDir.lastModified()) { 3267 FileUtils.deleteContents(cacheBaseDir); 3268 cacheDir = FileUtils.createDir(cacheBaseDir, PACKAGE_PARSER_CACHE_VERSION); 3269 } 3270 } 3271 3272 return cacheDir; 3273 } 3274 3275 @Override 3276 public boolean isFirstBoot() { 3277 // allow instant applications 3278 return mFirstBoot; 3279 } 3280 3281 @Override 3282 public boolean isOnlyCoreApps() { 3283 // allow instant applications 3284 return mOnlyCore; 3285 } 3286 3287 @Override 3288 public boolean isUpgrade() { 3289 // allow instant applications 3290 // The system property allows testing ota flow when upgraded to the same image. 3291 return mIsUpgrade || SystemProperties.getBoolean( 3292 "persist.pm.mock-upgrade", false /* default */); 3293 } 3294 3295 private @Nullable String getRequiredButNotReallyRequiredVerifierLPr() { 3296 final Intent intent = new Intent(Intent.ACTION_PACKAGE_NEEDS_VERIFICATION); 3297 3298 final List<ResolveInfo> matches = queryIntentReceiversInternal(intent, PACKAGE_MIME_TYPE, 3299 MATCH_SYSTEM_ONLY | MATCH_DIRECT_BOOT_AWARE | MATCH_DIRECT_BOOT_UNAWARE, 3300 UserHandle.USER_SYSTEM, false /*allowDynamicSplits*/); 3301 if (matches.size() == 1) { 3302 return matches.get(0).getComponentInfo().packageName; 3303 } else if (matches.size() == 0) { 3304 Log.e(TAG, "There should probably be a verifier, but, none were found"); 3305 return null; 3306 } 3307 throw new RuntimeException("There must be exactly one verifier; found " + matches); 3308 } 3309 3310 private @NonNull String getRequiredSharedLibraryLPr(String name, int version) { 3311 synchronized (mPackages) { 3312 SharedLibraryEntry libraryEntry = getSharedLibraryEntryLPr(name, version); 3313 if (libraryEntry == null) { 3314 throw new IllegalStateException("Missing required shared library:" + name); 3315 } 3316 return libraryEntry.apk; 3317 } 3318 } 3319 3320 private @NonNull String getRequiredInstallerLPr() { 3321 final Intent intent = new Intent(Intent.ACTION_INSTALL_PACKAGE); 3322 intent.addCategory(Intent.CATEGORY_DEFAULT); 3323 intent.setDataAndType(Uri.fromFile(new File("foo.apk")), PACKAGE_MIME_TYPE); 3324 3325 final List<ResolveInfo> matches = queryIntentActivitiesInternal(intent, PACKAGE_MIME_TYPE, 3326 MATCH_SYSTEM_ONLY | MATCH_DIRECT_BOOT_AWARE | MATCH_DIRECT_BOOT_UNAWARE, 3327 UserHandle.USER_SYSTEM); 3328 if (matches.size() == 1) { 3329 ResolveInfo resolveInfo = matches.get(0); 3330 if (!resolveInfo.activityInfo.applicationInfo.isPrivilegedApp()) { 3331 throw new RuntimeException("The installer must be a privileged app"); 3332 } 3333 return matches.get(0).getComponentInfo().packageName; 3334 } else { 3335 throw new RuntimeException("There must be exactly one installer; found " + matches); 3336 } 3337 } 3338 3339 private @NonNull String getRequiredUninstallerLPr() { 3340 final Intent intent = new Intent(Intent.ACTION_UNINSTALL_PACKAGE); 3341 intent.addCategory(Intent.CATEGORY_DEFAULT); 3342 intent.setData(Uri.fromParts(PACKAGE_SCHEME, "foo.bar", null)); 3343 3344 final ResolveInfo resolveInfo = resolveIntent(intent, null, 3345 MATCH_SYSTEM_ONLY | MATCH_DIRECT_BOOT_AWARE | MATCH_DIRECT_BOOT_UNAWARE, 3346 UserHandle.USER_SYSTEM); 3347 if (resolveInfo == null || 3348 mResolveActivity.name.equals(resolveInfo.getComponentInfo().name)) { 3349 throw new RuntimeException("There must be exactly one uninstaller; found " 3350 + resolveInfo); 3351 } 3352 return resolveInfo.getComponentInfo().packageName; 3353 } 3354 3355 private @NonNull ComponentName getIntentFilterVerifierComponentNameLPr() { 3356 final Intent intent = new Intent(Intent.ACTION_INTENT_FILTER_NEEDS_VERIFICATION); 3357 3358 final List<ResolveInfo> matches = queryIntentReceiversInternal(intent, PACKAGE_MIME_TYPE, 3359 MATCH_SYSTEM_ONLY | MATCH_DIRECT_BOOT_AWARE | MATCH_DIRECT_BOOT_UNAWARE, 3360 UserHandle.USER_SYSTEM, false /*allowDynamicSplits*/); 3361 ResolveInfo best = null; 3362 final int N = matches.size(); 3363 for (int i = 0; i < N; i++) { 3364 final ResolveInfo cur = matches.get(i); 3365 final String packageName = cur.getComponentInfo().packageName; 3366 if (checkPermission(android.Manifest.permission.INTENT_FILTER_VERIFICATION_AGENT, 3367 packageName, UserHandle.USER_SYSTEM) != PackageManager.PERMISSION_GRANTED) { 3368 continue; 3369 } 3370 3371 if (best == null || cur.priority > best.priority) { 3372 best = cur; 3373 } 3374 } 3375 3376 if (best != null) { 3377 return best.getComponentInfo().getComponentName(); 3378 } 3379 Slog.w(TAG, "Intent filter verifier not found"); 3380 return null; 3381 } 3382 3383 @Override 3384 public @Nullable ComponentName getInstantAppResolverComponent() { 3385 if (getInstantAppPackageName(Binder.getCallingUid()) != null) { 3386 return null; 3387 } 3388 synchronized (mPackages) { 3389 final Pair<ComponentName, String> instantAppResolver = getInstantAppResolverLPr(); 3390 if (instantAppResolver == null) { 3391 return null; 3392 } 3393 return instantAppResolver.first; 3394 } 3395 } 3396 3397 private @Nullable Pair<ComponentName, String> getInstantAppResolverLPr() { 3398 final String[] packageArray = 3399 mContext.getResources().getStringArray(R.array.config_ephemeralResolverPackage); 3400 if (packageArray.length == 0 && !Build.IS_DEBUGGABLE) { 3401 if (DEBUG_EPHEMERAL) { 3402 Slog.d(TAG, "Ephemeral resolver NOT found; empty package list"); 3403 } 3404 return null; 3405 } 3406 3407 final int callingUid = Binder.getCallingUid(); 3408 final int resolveFlags = 3409 MATCH_DIRECT_BOOT_AWARE 3410 | MATCH_DIRECT_BOOT_UNAWARE 3411 | (!Build.IS_DEBUGGABLE ? MATCH_SYSTEM_ONLY : 0); 3412 String actionName = Intent.ACTION_RESOLVE_INSTANT_APP_PACKAGE; 3413 final Intent resolverIntent = new Intent(actionName); 3414 List<ResolveInfo> resolvers = queryIntentServicesInternal(resolverIntent, null, 3415 resolveFlags, UserHandle.USER_SYSTEM, callingUid, false /*includeInstantApps*/); 3416 // temporarily look for the old action 3417 if (resolvers.size() == 0) { 3418 if (DEBUG_EPHEMERAL) { 3419 Slog.d(TAG, "Ephemeral resolver not found with new action; try old one"); 3420 } 3421 actionName = Intent.ACTION_RESOLVE_EPHEMERAL_PACKAGE; 3422 resolverIntent.setAction(actionName); 3423 resolvers = queryIntentServicesInternal(resolverIntent, null, 3424 resolveFlags, UserHandle.USER_SYSTEM, callingUid, false /*includeInstantApps*/); 3425 } 3426 final int N = resolvers.size(); 3427 if (N == 0) { 3428 if (DEBUG_EPHEMERAL) { 3429 Slog.d(TAG, "Ephemeral resolver NOT found; no matching intent filters"); 3430 } 3431 return null; 3432 } 3433 3434 final Set<String> possiblePackages = new ArraySet<>(Arrays.asList(packageArray)); 3435 for (int i = 0; i < N; i++) { 3436 final ResolveInfo info = resolvers.get(i); 3437 3438 if (info.serviceInfo == null) { 3439 continue; 3440 } 3441 3442 final String packageName = info.serviceInfo.packageName; 3443 if (!possiblePackages.contains(packageName) && !Build.IS_DEBUGGABLE) { 3444 if (DEBUG_EPHEMERAL) { 3445 Slog.d(TAG, "Ephemeral resolver not in allowed package list;" 3446 + " pkg: " + packageName + ", info:" + info); 3447 } 3448 continue; 3449 } 3450 3451 if (DEBUG_EPHEMERAL) { 3452 Slog.v(TAG, "Ephemeral resolver found;" 3453 + " pkg: " + packageName + ", info:" + info); 3454 } 3455 return new Pair<>(new ComponentName(packageName, info.serviceInfo.name), actionName); 3456 } 3457 if (DEBUG_EPHEMERAL) { 3458 Slog.v(TAG, "Ephemeral resolver NOT found"); 3459 } 3460 return null; 3461 } 3462 3463 private @Nullable ActivityInfo getInstantAppInstallerLPr() { 3464 final Intent intent = new Intent(Intent.ACTION_INSTALL_INSTANT_APP_PACKAGE); 3465 intent.addCategory(Intent.CATEGORY_DEFAULT); 3466 intent.setDataAndType(Uri.fromFile(new File("foo.apk")), PACKAGE_MIME_TYPE); 3467 3468 final int resolveFlags = 3469 MATCH_DIRECT_BOOT_AWARE 3470 | MATCH_DIRECT_BOOT_UNAWARE 3471 | (!Build.IS_DEBUGGABLE ? MATCH_SYSTEM_ONLY : 0); 3472 List<ResolveInfo> matches = queryIntentActivitiesInternal(intent, PACKAGE_MIME_TYPE, 3473 resolveFlags, UserHandle.USER_SYSTEM); 3474 // temporarily look for the old action 3475 if (matches.isEmpty()) { 3476 if (DEBUG_EPHEMERAL) { 3477 Slog.d(TAG, "Ephemeral installer not found with new action; try old one"); 3478 } 3479 intent.setAction(Intent.ACTION_INSTALL_EPHEMERAL_PACKAGE); 3480 matches = queryIntentActivitiesInternal(intent, PACKAGE_MIME_TYPE, 3481 resolveFlags, UserHandle.USER_SYSTEM); 3482 } 3483 Iterator<ResolveInfo> iter = matches.iterator(); 3484 while (iter.hasNext()) { 3485 final ResolveInfo rInfo = iter.next(); 3486 final PackageSetting ps = mSettings.mPackages.get(rInfo.activityInfo.packageName); 3487 if (ps != null) { 3488 final PermissionsState permissionsState = ps.getPermissionsState(); 3489 if (permissionsState.hasPermission(Manifest.permission.INSTALL_PACKAGES, 0)) { 3490 continue; 3491 } 3492 } 3493 iter.remove(); 3494 } 3495 if (matches.size() == 0) { 3496 return null; 3497 } else if (matches.size() == 1) { 3498 return (ActivityInfo) matches.get(0).getComponentInfo(); 3499 } else { 3500 throw new RuntimeException( 3501 "There must be at most one ephemeral installer; found " + matches); 3502 } 3503 } 3504 3505 private @Nullable ComponentName getInstantAppResolverSettingsLPr( 3506 @NonNull ComponentName resolver) { 3507 final Intent intent = new Intent(Intent.ACTION_INSTANT_APP_RESOLVER_SETTINGS) 3508 .addCategory(Intent.CATEGORY_DEFAULT) 3509 .setPackage(resolver.getPackageName()); 3510 final int resolveFlags = MATCH_DIRECT_BOOT_AWARE | MATCH_DIRECT_BOOT_UNAWARE; 3511 List<ResolveInfo> matches = queryIntentActivitiesInternal(intent, null, resolveFlags, 3512 UserHandle.USER_SYSTEM); 3513 // temporarily look for the old action 3514 if (matches.isEmpty()) { 3515 if (DEBUG_EPHEMERAL) { 3516 Slog.d(TAG, "Ephemeral resolver settings not found with new action; try old one"); 3517 } 3518 intent.setAction(Intent.ACTION_EPHEMERAL_RESOLVER_SETTINGS); 3519 matches = queryIntentActivitiesInternal(intent, null, resolveFlags, 3520 UserHandle.USER_SYSTEM); 3521 } 3522 if (matches.isEmpty()) { 3523 return null; 3524 } 3525 return matches.get(0).getComponentInfo().getComponentName(); 3526 } 3527 3528 private void primeDomainVerificationsLPw(int userId) { 3529 if (DEBUG_DOMAIN_VERIFICATION) { 3530 Slog.d(TAG, "Priming domain verifications in user " + userId); 3531 } 3532 3533 SystemConfig systemConfig = SystemConfig.getInstance(); 3534 ArraySet<String> packages = systemConfig.getLinkedApps(); 3535 3536 for (String packageName : packages) { 3537 PackageParser.Package pkg = mPackages.get(packageName); 3538 if (pkg != null) { 3539 if (!pkg.isSystem()) { 3540 Slog.w(TAG, "Non-system app '" + packageName + "' in sysconfig <app-link>"); 3541 continue; 3542 } 3543 3544 ArraySet<String> domains = null; 3545 for (PackageParser.Activity a : pkg.activities) { 3546 for (ActivityIntentInfo filter : a.intents) { 3547 if (hasValidDomains(filter)) { 3548 if (domains == null) { 3549 domains = new ArraySet<String>(); 3550 } 3551 domains.addAll(filter.getHostsList()); 3552 } 3553 } 3554 } 3555 3556 if (domains != null && domains.size() > 0) { 3557 if (DEBUG_DOMAIN_VERIFICATION) { 3558 Slog.v(TAG, " + " + packageName); 3559 } 3560 // 'Undefined' in the global IntentFilterVerificationInfo, i.e. the usual 3561 // state w.r.t. the formal app-linkage "no verification attempted" state; 3562 // and then 'always' in the per-user state actually used for intent resolution. 3563 final IntentFilterVerificationInfo ivi; 3564 ivi = mSettings.createIntentFilterVerificationIfNeededLPw(packageName, domains); 3565 ivi.setStatus(INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_UNDEFINED); 3566 mSettings.updateIntentFilterVerificationStatusLPw(packageName, 3567 INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_ALWAYS, userId); 3568 } else { 3569 Slog.w(TAG, "Sysconfig <app-link> package '" + packageName 3570 + "' does not handle web links"); 3571 } 3572 } else { 3573 Slog.w(TAG, "Unknown package " + packageName + " in sysconfig <app-link>"); 3574 } 3575 } 3576 3577 scheduleWritePackageRestrictionsLocked(userId); 3578 scheduleWriteSettingsLocked(); 3579 } 3580 3581 private void applyFactoryDefaultBrowserLPw(int userId) { 3582 // The default browser app's package name is stored in a string resource, 3583 // with a product-specific overlay used for vendor customization. 3584 String browserPkg = mContext.getResources().getString( 3585 com.android.internal.R.string.default_browser); 3586 if (!TextUtils.isEmpty(browserPkg)) { 3587 // non-empty string => required to be a known package 3588 PackageSetting ps = mSettings.mPackages.get(browserPkg); 3589 if (ps == null) { 3590 Slog.e(TAG, "Product default browser app does not exist: " + browserPkg); 3591 browserPkg = null; 3592 } else { 3593 mSettings.setDefaultBrowserPackageNameLPw(browserPkg, userId); 3594 } 3595 } 3596 3597 // Nothing valid explicitly set? Make the factory-installed browser the explicit 3598 // default. If there's more than one, just leave everything alone. 3599 if (browserPkg == null) { 3600 calculateDefaultBrowserLPw(userId); 3601 } 3602 } 3603 3604 private void calculateDefaultBrowserLPw(int userId) { 3605 List<String> allBrowsers = resolveAllBrowserApps(userId); 3606 final String browserPkg = (allBrowsers.size() == 1) ? allBrowsers.get(0) : null; 3607 mSettings.setDefaultBrowserPackageNameLPw(browserPkg, userId); 3608 } 3609 3610 private List<String> resolveAllBrowserApps(int userId) { 3611 // Resolve the canonical browser intent and check that the handleAllWebDataURI boolean is set 3612 List<ResolveInfo> list = queryIntentActivitiesInternal(sBrowserIntent, null, 3613 PackageManager.MATCH_ALL, userId); 3614 3615 final int count = list.size(); 3616 List<String> result = new ArrayList<String>(count); 3617 for (int i=0; i<count; i++) { 3618 ResolveInfo info = list.get(i); 3619 if (info.activityInfo == null 3620 || !info.handleAllWebDataURI 3621 || (info.activityInfo.applicationInfo.flags & ApplicationInfo.FLAG_SYSTEM) == 0 3622 || result.contains(info.activityInfo.packageName)) { 3623 continue; 3624 } 3625 result.add(info.activityInfo.packageName); 3626 } 3627 3628 return result; 3629 } 3630 3631 private boolean packageIsBrowser(String packageName, int userId) { 3632 List<ResolveInfo> list = queryIntentActivitiesInternal(sBrowserIntent, null, 3633 PackageManager.MATCH_ALL, userId); 3634 final int N = list.size(); 3635 for (int i = 0; i < N; i++) { 3636 ResolveInfo info = list.get(i); 3637 if (packageName.equals(info.activityInfo.packageName)) { 3638 return true; 3639 } 3640 } 3641 return false; 3642 } 3643 3644 private void checkDefaultBrowser() { 3645 final int myUserId = UserHandle.myUserId(); 3646 final String packageName = getDefaultBrowserPackageName(myUserId); 3647 if (packageName != null) { 3648 PackageInfo info = getPackageInfo(packageName, 0, myUserId); 3649 if (info == null) { 3650 Slog.w(TAG, "Default browser no longer installed: " + packageName); 3651 synchronized (mPackages) { 3652 applyFactoryDefaultBrowserLPw(myUserId); // leaves ambiguous when > 1 3653 } 3654 } 3655 } 3656 } 3657 3658 @Override 3659 public boolean onTransact(int code, Parcel data, Parcel reply, int flags) 3660 throws RemoteException { 3661 try { 3662 return super.onTransact(code, data, reply, flags); 3663 } catch (RuntimeException e) { 3664 if (!(e instanceof SecurityException) && !(e instanceof IllegalArgumentException)) { 3665 Slog.wtf(TAG, "Package Manager Crash", e); 3666 } 3667 throw e; 3668 } 3669 } 3670 3671 static int[] appendInts(int[] cur, int[] add) { 3672 if (add == null) return cur; 3673 if (cur == null) return add; 3674 final int N = add.length; 3675 for (int i=0; i<N; i++) { 3676 cur = appendInt(cur, add[i]); 3677 } 3678 return cur; 3679 } 3680 3681 /** 3682 * Returns whether or not a full application can see an instant application. 3683 * <p> 3684 * Currently, there are three cases in which this can occur: 3685 * <ol> 3686 * <li>The calling application is a "special" process. Special processes 3687 * are those with a UID < {@link Process#FIRST_APPLICATION_UID}.</li> 3688 * <li>The calling application has the permission 3689 * {@link android.Manifest.permission#ACCESS_INSTANT_APPS}.</li> 3690 * <li>The calling application is the default launcher on the 3691 * system partition.</li> 3692 * </ol> 3693 */ 3694 private boolean canViewInstantApps(int callingUid, int userId) { 3695 if (callingUid < Process.FIRST_APPLICATION_UID) { 3696 return true; 3697 } 3698 if (mContext.checkCallingOrSelfPermission( 3699 android.Manifest.permission.ACCESS_INSTANT_APPS) == PERMISSION_GRANTED) { 3700 return true; 3701 } 3702 if (mContext.checkCallingOrSelfPermission( 3703 android.Manifest.permission.VIEW_INSTANT_APPS) == PERMISSION_GRANTED) { 3704 final ComponentName homeComponent = getDefaultHomeActivity(userId); 3705 if (homeComponent != null 3706 && isCallerSameApp(homeComponent.getPackageName(), callingUid)) { 3707 return true; 3708 } 3709 } 3710 return false; 3711 } 3712 3713 private PackageInfo generatePackageInfo(PackageSetting ps, int flags, int userId) { 3714 if (!sUserManager.exists(userId)) return null; 3715 if (ps == null) { 3716 return null; 3717 } 3718 PackageParser.Package p = ps.pkg; 3719 if (p == null) { 3720 return null; 3721 } 3722 final int callingUid = Binder.getCallingUid(); 3723 // Filter out ephemeral app metadata: 3724 // * The system/shell/root can see metadata for any app 3725 // * An installed app can see metadata for 1) other installed apps 3726 // and 2) ephemeral apps that have explicitly interacted with it 3727 // * Ephemeral apps can only see their own data and exposed installed apps 3728 // * Holding a signature permission allows seeing instant apps 3729 if (filterAppAccessLPr(ps, callingUid, userId)) { 3730 return null; 3731 } 3732 3733 final PermissionsState permissionsState = ps.getPermissionsState(); 3734 3735 // Compute GIDs only if requested 3736 final int[] gids = (flags & PackageManager.GET_GIDS) == 0 3737 ? EMPTY_INT_ARRAY : permissionsState.computeGids(userId); 3738 // Compute granted permissions only if package has requested permissions 3739 final Set<String> permissions = ArrayUtils.isEmpty(p.requestedPermissions) 3740 ? Collections.<String>emptySet() : permissionsState.getPermissions(userId); 3741 final PackageUserState state = ps.readUserState(userId); 3742 3743 if ((flags & MATCH_UNINSTALLED_PACKAGES) != 0 3744 && ps.isSystem()) { 3745 flags |= MATCH_ANY_USER; 3746 } 3747 3748 PackageInfo packageInfo = PackageParser.generatePackageInfo(p, gids, flags, 3749 ps.firstInstallTime, ps.lastUpdateTime, permissions, state, userId); 3750 3751 if (packageInfo == null) { 3752 return null; 3753 } 3754 3755 packageInfo.packageName = packageInfo.applicationInfo.packageName = 3756 resolveExternalPackageNameLPr(p); 3757 3758 return packageInfo; 3759 } 3760 3761 @Override 3762 public void checkPackageStartable(String packageName, int userId) { 3763 final int callingUid = Binder.getCallingUid(); 3764 if (getInstantAppPackageName(callingUid) != null) { 3765 throw new SecurityException("Instant applications don't have access to this method"); 3766 } 3767 final boolean userKeyUnlocked = StorageManager.isUserKeyUnlocked(userId); 3768 synchronized (mPackages) { 3769 final PackageSetting ps = mSettings.mPackages.get(packageName); 3770 if (ps == null || filterAppAccessLPr(ps, callingUid, userId)) { 3771 throw new SecurityException("Package " + packageName + " was not found!"); 3772 } 3773 3774 if (!ps.getInstalled(userId)) { 3775 throw new SecurityException( 3776 "Package " + packageName + " was not installed for user " + userId + "!"); 3777 } 3778 3779 if (mSafeMode && !ps.isSystem()) { 3780 throw new SecurityException("Package " + packageName + " not a system app!"); 3781 } 3782 3783 if (mFrozenPackages.contains(packageName)) { 3784 throw new SecurityException("Package " + packageName + " is currently frozen!"); 3785 } 3786 3787 if (!userKeyUnlocked && !ps.pkg.applicationInfo.isEncryptionAware()) { 3788 throw new SecurityException("Package " + packageName + " is not encryption aware!"); 3789 } 3790 } 3791 } 3792 3793 @Override 3794 public boolean isPackageAvailable(String packageName, int userId) { 3795 if (!sUserManager.exists(userId)) return false; 3796 final int callingUid = Binder.getCallingUid(); 3797 mPermissionManager.enforceCrossUserPermission(callingUid, userId, 3798 false /*requireFullPermission*/, false /*checkShell*/, "is package available"); 3799 synchronized (mPackages) { 3800 PackageParser.Package p = mPackages.get(packageName); 3801 if (p != null) { 3802 final PackageSetting ps = (PackageSetting) p.mExtras; 3803 if (filterAppAccessLPr(ps, callingUid, userId)) { 3804 return false; 3805 } 3806 if (ps != null) { 3807 final PackageUserState state = ps.readUserState(userId); 3808 if (state != null) { 3809 return PackageParser.isAvailable(state); 3810 } 3811 } 3812 } 3813 } 3814 return false; 3815 } 3816 3817 @Override 3818 public PackageInfo getPackageInfo(String packageName, int flags, int userId) { 3819 return getPackageInfoInternal(packageName, PackageManager.VERSION_CODE_HIGHEST, 3820 flags, Binder.getCallingUid(), userId); 3821 } 3822 3823 @Override 3824 public PackageInfo getPackageInfoVersioned(VersionedPackage versionedPackage, 3825 int flags, int userId) { 3826 return getPackageInfoInternal(versionedPackage.getPackageName(), 3827 versionedPackage.getVersionCode(), flags, Binder.getCallingUid(), userId); 3828 } 3829 3830 /** 3831 * Important: The provided filterCallingUid is used exclusively to filter out packages 3832 * that can be seen based on user state. It's typically the original caller uid prior 3833 * to clearing. Because it can only be provided by trusted code, it's value can be 3834 * trusted and will be used as-is; unlike userId which will be validated by this method. 3835 */ 3836 private PackageInfo getPackageInfoInternal(String packageName, int versionCode, 3837 int flags, int filterCallingUid, int userId) { 3838 if (!sUserManager.exists(userId)) return null; 3839 flags = updateFlagsForPackage(flags, userId, packageName); 3840 mPermissionManager.enforceCrossUserPermission(Binder.getCallingUid(), userId, 3841 false /* requireFullPermission */, false /* checkShell */, "get package info"); 3842 3843 // reader 3844 synchronized (mPackages) { 3845 // Normalize package name to handle renamed packages and static libs 3846 packageName = resolveInternalPackageNameLPr(packageName, versionCode); 3847 3848 final boolean matchFactoryOnly = (flags & MATCH_FACTORY_ONLY) != 0; 3849 if (matchFactoryOnly) { 3850 final PackageSetting ps = mSettings.getDisabledSystemPkgLPr(packageName); 3851 if (ps != null) { 3852 if (filterSharedLibPackageLPr(ps, filterCallingUid, userId, flags)) { 3853 return null; 3854 } 3855 if (filterAppAccessLPr(ps, filterCallingUid, userId)) { 3856 return null; 3857 } 3858 return generatePackageInfo(ps, flags, userId); 3859 } 3860 } 3861 3862 PackageParser.Package p = mPackages.get(packageName); 3863 if (matchFactoryOnly && p != null && !isSystemApp(p)) { 3864 return null; 3865 } 3866 if (DEBUG_PACKAGE_INFO) 3867 Log.v(TAG, "getPackageInfo " + packageName + ": " + p); 3868 if (p != null) { 3869 final PackageSetting ps = (PackageSetting) p.mExtras; 3870 if (filterSharedLibPackageLPr(ps, filterCallingUid, userId, flags)) { 3871 return null; 3872 } 3873 if (ps != null && filterAppAccessLPr(ps, filterCallingUid, userId)) { 3874 return null; 3875 } 3876 return generatePackageInfo((PackageSetting)p.mExtras, flags, userId); 3877 } 3878 if (!matchFactoryOnly && (flags & MATCH_KNOWN_PACKAGES) != 0) { 3879 final PackageSetting ps = mSettings.mPackages.get(packageName); 3880 if (ps == null) return null; 3881 if (filterSharedLibPackageLPr(ps, filterCallingUid, userId, flags)) { 3882 return null; 3883 } 3884 if (filterAppAccessLPr(ps, filterCallingUid, userId)) { 3885 return null; 3886 } 3887 return generatePackageInfo(ps, flags, userId); 3888 } 3889 } 3890 return null; 3891 } 3892 3893 private boolean isComponentVisibleToInstantApp(@Nullable ComponentName component) { 3894 if (isComponentVisibleToInstantApp(component, TYPE_ACTIVITY)) { 3895 return true; 3896 } 3897 if (isComponentVisibleToInstantApp(component, TYPE_SERVICE)) { 3898 return true; 3899 } 3900 if (isComponentVisibleToInstantApp(component, TYPE_PROVIDER)) { 3901 return true; 3902 } 3903 return false; 3904 } 3905 3906 private boolean isComponentVisibleToInstantApp( 3907 @Nullable ComponentName component, @ComponentType int type) { 3908 if (type == TYPE_ACTIVITY) { 3909 final PackageParser.Activity activity = mActivities.mActivities.get(component); 3910 return activity != null 3911 ? (activity.info.flags & ActivityInfo.FLAG_VISIBLE_TO_INSTANT_APP) != 0 3912 : false; 3913 } else if (type == TYPE_RECEIVER) { 3914 final PackageParser.Activity activity = mReceivers.mActivities.get(component); 3915 return activity != null 3916 ? (activity.info.flags & ActivityInfo.FLAG_VISIBLE_TO_INSTANT_APP) != 0 3917 : false; 3918 } else if (type == TYPE_SERVICE) { 3919 final PackageParser.Service service = mServices.mServices.get(component); 3920 return service != null 3921 ? (service.info.flags & ServiceInfo.FLAG_VISIBLE_TO_INSTANT_APP) != 0 3922 : false; 3923 } else if (type == TYPE_PROVIDER) { 3924 final PackageParser.Provider provider = mProviders.mProviders.get(component); 3925 return provider != null 3926 ? (provider.info.flags & ProviderInfo.FLAG_VISIBLE_TO_INSTANT_APP) != 0 3927 : false; 3928 } else if (type == TYPE_UNKNOWN) { 3929 return isComponentVisibleToInstantApp(component); 3930 } 3931 return false; 3932 } 3933 3934 /** 3935 * Returns whether or not access to the application should be filtered. 3936 * <p> 3937 * Access may be limited based upon whether the calling or target applications 3938 * are instant applications. 3939 * 3940 * @see #canAccessInstantApps(int) 3941 */ 3942 private boolean filterAppAccessLPr(@Nullable PackageSetting ps, int callingUid, 3943 @Nullable ComponentName component, @ComponentType int componentType, int userId) { 3944 // if we're in an isolated process, get the real calling UID 3945 if (Process.isIsolated(callingUid)) { 3946 callingUid = mIsolatedOwners.get(callingUid); 3947 } 3948 final String instantAppPkgName = getInstantAppPackageName(callingUid); 3949 final boolean callerIsInstantApp = instantAppPkgName != null; 3950 if (ps == null) { 3951 if (callerIsInstantApp) { 3952 // pretend the application exists, but, needs to be filtered 3953 return true; 3954 } 3955 return false; 3956 } 3957 // if the target and caller are the same application, don't filter 3958 if (isCallerSameApp(ps.name, callingUid)) { 3959 return false; 3960 } 3961 if (callerIsInstantApp) { 3962 // request for a specific component; if it hasn't been explicitly exposed, filter 3963 if (component != null) { 3964 return !isComponentVisibleToInstantApp(component, componentType); 3965 } 3966 // request for application; if no components have been explicitly exposed, filter 3967 return ps.getInstantApp(userId) || !ps.pkg.visibleToInstantApps; 3968 } 3969 if (ps.getInstantApp(userId)) { 3970 // caller can see all components of all instant applications, don't filter 3971 if (canViewInstantApps(callingUid, userId)) { 3972 return false; 3973 } 3974 // request for a specific instant application component, filter 3975 if (component != null) { 3976 return true; 3977 } 3978 // request for an instant application; if the caller hasn't been granted access, filter 3979 return !mInstantAppRegistry.isInstantAccessGranted( 3980 userId, UserHandle.getAppId(callingUid), ps.appId); 3981 } 3982 return false; 3983 } 3984 3985 /** 3986 * @see #filterAppAccessLPr(PackageSetting, int, ComponentName, boolean, int) 3987 */ 3988 private boolean filterAppAccessLPr(@Nullable PackageSetting ps, int callingUid, int userId) { 3989 return filterAppAccessLPr(ps, callingUid, null, TYPE_UNKNOWN, userId); 3990 } 3991 3992 private boolean filterSharedLibPackageLPr(@Nullable PackageSetting ps, int uid, int userId, 3993 int flags) { 3994 // Callers can access only the libs they depend on, otherwise they need to explicitly 3995 // ask for the shared libraries given the caller is allowed to access all static libs. 3996 if ((flags & PackageManager.MATCH_STATIC_SHARED_LIBRARIES) != 0) { 3997 // System/shell/root get to see all static libs 3998 final int appId = UserHandle.getAppId(uid); 3999 if (appId == Process.SYSTEM_UID || appId == Process.SHELL_UID 4000 || appId == Process.ROOT_UID) { 4001 return false; 4002 } 4003 } 4004 4005 // No package means no static lib as it is always on internal storage 4006 if (ps == null || ps.pkg == null || !ps.pkg.applicationInfo.isStaticSharedLibrary()) { 4007 return false; 4008 } 4009 4010 final SharedLibraryEntry libEntry = getSharedLibraryEntryLPr(ps.pkg.staticSharedLibName, 4011 ps.pkg.staticSharedLibVersion); 4012 if (libEntry == null) { 4013 return false; 4014 } 4015 4016 final int resolvedUid = UserHandle.getUid(userId, UserHandle.getAppId(uid)); 4017 final String[] uidPackageNames = getPackagesForUid(resolvedUid); 4018 if (uidPackageNames == null) { 4019 return true; 4020 } 4021 4022 for (String uidPackageName : uidPackageNames) { 4023 if (ps.name.equals(uidPackageName)) { 4024 return false; 4025 } 4026 PackageSetting uidPs = mSettings.getPackageLPr(uidPackageName); 4027 if (uidPs != null) { 4028 final int index = ArrayUtils.indexOf(uidPs.usesStaticLibraries, 4029 libEntry.info.getName()); 4030 if (index < 0) { 4031 continue; 4032 } 4033 if (uidPs.pkg.usesStaticLibrariesVersions[index] == libEntry.info.getVersion()) { 4034 return false; 4035 } 4036 } 4037 } 4038 return true; 4039 } 4040 4041 @Override 4042 public String[] currentToCanonicalPackageNames(String[] names) { 4043 final int callingUid = Binder.getCallingUid(); 4044 if (getInstantAppPackageName(callingUid) != null) { 4045 return names; 4046 } 4047 final String[] out = new String[names.length]; 4048 // reader 4049 synchronized (mPackages) { 4050 final int callingUserId = UserHandle.getUserId(callingUid); 4051 final boolean canViewInstantApps = canViewInstantApps(callingUid, callingUserId); 4052 for (int i=names.length-1; i>=0; i--) { 4053 final PackageSetting ps = mSettings.mPackages.get(names[i]); 4054 boolean translateName = false; 4055 if (ps != null && ps.realName != null) { 4056 final boolean targetIsInstantApp = ps.getInstantApp(callingUserId); 4057 translateName = !targetIsInstantApp 4058 || canViewInstantApps 4059 || mInstantAppRegistry.isInstantAccessGranted(callingUserId, 4060 UserHandle.getAppId(callingUid), ps.appId); 4061 } 4062 out[i] = translateName ? ps.realName : names[i]; 4063 } 4064 } 4065 return out; 4066 } 4067 4068 @Override 4069 public String[] canonicalToCurrentPackageNames(String[] names) { 4070 final int callingUid = Binder.getCallingUid(); 4071 if (getInstantAppPackageName(callingUid) != null) { 4072 return names; 4073 } 4074 final String[] out = new String[names.length]; 4075 // reader 4076 synchronized (mPackages) { 4077 final int callingUserId = UserHandle.getUserId(callingUid); 4078 final boolean canViewInstantApps = canViewInstantApps(callingUid, callingUserId); 4079 for (int i=names.length-1; i>=0; i--) { 4080 final String cur = mSettings.getRenamedPackageLPr(names[i]); 4081 boolean translateName = false; 4082 if (cur != null) { 4083 final PackageSetting ps = mSettings.mPackages.get(names[i]); 4084 final boolean targetIsInstantApp = 4085 ps != null && ps.getInstantApp(callingUserId); 4086 translateName = !targetIsInstantApp 4087 || canViewInstantApps 4088 || mInstantAppRegistry.isInstantAccessGranted(callingUserId, 4089 UserHandle.getAppId(callingUid), ps.appId); 4090 } 4091 out[i] = translateName ? cur : names[i]; 4092 } 4093 } 4094 return out; 4095 } 4096 4097 @Override 4098 public int getPackageUid(String packageName, int flags, int userId) { 4099 if (!sUserManager.exists(userId)) return -1; 4100 final int callingUid = Binder.getCallingUid(); 4101 flags = updateFlagsForPackage(flags, userId, packageName); 4102 mPermissionManager.enforceCrossUserPermission(callingUid, userId, 4103 false /*requireFullPermission*/, false /*checkShell*/, "getPackageUid"); 4104 4105 // reader 4106 synchronized (mPackages) { 4107 final PackageParser.Package p = mPackages.get(packageName); 4108 if (p != null && p.isMatch(flags)) { 4109 PackageSetting ps = (PackageSetting) p.mExtras; 4110 if (filterAppAccessLPr(ps, callingUid, userId)) { 4111 return -1; 4112 } 4113 return UserHandle.getUid(userId, p.applicationInfo.uid); 4114 } 4115 if ((flags & MATCH_KNOWN_PACKAGES) != 0) { 4116 final PackageSetting ps = mSettings.mPackages.get(packageName); 4117 if (ps != null && ps.isMatch(flags) 4118 && !filterAppAccessLPr(ps, callingUid, userId)) { 4119 return UserHandle.getUid(userId, ps.appId); 4120 } 4121 } 4122 } 4123 4124 return -1; 4125 } 4126 4127 @Override 4128 public int[] getPackageGids(String packageName, int flags, int userId) { 4129 if (!sUserManager.exists(userId)) return null; 4130 final int callingUid = Binder.getCallingUid(); 4131 flags = updateFlagsForPackage(flags, userId, packageName); 4132 mPermissionManager.enforceCrossUserPermission(callingUid, userId, 4133 false /*requireFullPermission*/, false /*checkShell*/, "getPackageGids"); 4134 4135 // reader 4136 synchronized (mPackages) { 4137 final PackageParser.Package p = mPackages.get(packageName); 4138 if (p != null && p.isMatch(flags)) { 4139 PackageSetting ps = (PackageSetting) p.mExtras; 4140 if (filterAppAccessLPr(ps, callingUid, userId)) { 4141 return null; 4142 } 4143 // TODO: Shouldn't this be checking for package installed state for userId and 4144 // return null? 4145 return ps.getPermissionsState().computeGids(userId); 4146 } 4147 if ((flags & MATCH_KNOWN_PACKAGES) != 0) { 4148 final PackageSetting ps = mSettings.mPackages.get(packageName); 4149 if (ps != null && ps.isMatch(flags) 4150 && !filterAppAccessLPr(ps, callingUid, userId)) { 4151 return ps.getPermissionsState().computeGids(userId); 4152 } 4153 } 4154 } 4155 4156 return null; 4157 } 4158 4159 @Override 4160 public PermissionInfo getPermissionInfo(String name, String packageName, int flags) { 4161 return mPermissionManager.getPermissionInfo(name, packageName, flags, getCallingUid()); 4162 } 4163 4164 @Override 4165 public @Nullable ParceledListSlice<PermissionInfo> queryPermissionsByGroup(String groupName, 4166 int flags) { 4167 final List<PermissionInfo> permissionList = 4168 mPermissionManager.getPermissionInfoByGroup(groupName, flags, getCallingUid()); 4169 return (permissionList == null) ? null : new ParceledListSlice<>(permissionList); 4170 } 4171 4172 @Override 4173 public PermissionGroupInfo getPermissionGroupInfo(String groupName, int flags) { 4174 return mPermissionManager.getPermissionGroupInfo(groupName, flags, getCallingUid()); 4175 } 4176 4177 @Override 4178 public @NonNull ParceledListSlice<PermissionGroupInfo> getAllPermissionGroups(int flags) { 4179 final List<PermissionGroupInfo> permissionList = 4180 mPermissionManager.getAllPermissionGroups(flags, getCallingUid()); 4181 return (permissionList == null) 4182 ? ParceledListSlice.emptyList() : new ParceledListSlice<>(permissionList); 4183 } 4184 4185 private ApplicationInfo generateApplicationInfoFromSettingsLPw(String packageName, int flags, 4186 int filterCallingUid, int userId) { 4187 if (!sUserManager.exists(userId)) return null; 4188 PackageSetting ps = mSettings.mPackages.get(packageName); 4189 if (ps != null) { 4190 if (filterSharedLibPackageLPr(ps, filterCallingUid, userId, flags)) { 4191 return null; 4192 } 4193 if (filterAppAccessLPr(ps, filterCallingUid, userId)) { 4194 return null; 4195 } 4196 if (ps.pkg == null) { 4197 final PackageInfo pInfo = generatePackageInfo(ps, flags, userId); 4198 if (pInfo != null) { 4199 return pInfo.applicationInfo; 4200 } 4201 return null; 4202 } 4203 ApplicationInfo ai = PackageParser.generateApplicationInfo(ps.pkg, flags, 4204 ps.readUserState(userId), userId); 4205 if (ai != null) { 4206 ai.packageName = resolveExternalPackageNameLPr(ps.pkg); 4207 } 4208 return ai; 4209 } 4210 return null; 4211 } 4212 4213 @Override 4214 public ApplicationInfo getApplicationInfo(String packageName, int flags, int userId) { 4215 return getApplicationInfoInternal(packageName, flags, Binder.getCallingUid(), userId); 4216 } 4217 4218 /** 4219 * Important: The provided filterCallingUid is used exclusively to filter out applications 4220 * that can be seen based on user state. It's typically the original caller uid prior 4221 * to clearing. Because it can only be provided by trusted code, it's value can be 4222 * trusted and will be used as-is; unlike userId which will be validated by this method. 4223 */ 4224 private ApplicationInfo getApplicationInfoInternal(String packageName, int flags, 4225 int filterCallingUid, int userId) { 4226 if (!sUserManager.exists(userId)) return null; 4227 flags = updateFlagsForApplication(flags, userId, packageName); 4228 mPermissionManager.enforceCrossUserPermission(Binder.getCallingUid(), userId, 4229 false /* requireFullPermission */, false /* checkShell */, "get application info"); 4230 4231 // writer 4232 synchronized (mPackages) { 4233 // Normalize package name to handle renamed packages and static libs 4234 packageName = resolveInternalPackageNameLPr(packageName, 4235 PackageManager.VERSION_CODE_HIGHEST); 4236 4237 PackageParser.Package p = mPackages.get(packageName); 4238 if (DEBUG_PACKAGE_INFO) Log.v( 4239 TAG, "getApplicationInfo " + packageName 4240 + ": " + p); 4241 if (p != null) { 4242 PackageSetting ps = mSettings.mPackages.get(packageName); 4243 if (ps == null) return null; 4244 if (filterSharedLibPackageLPr(ps, filterCallingUid, userId, flags)) { 4245 return null; 4246 } 4247 if (filterAppAccessLPr(ps, filterCallingUid, userId)) { 4248 return null; 4249 } 4250 // Note: isEnabledLP() does not apply here - always return info 4251 ApplicationInfo ai = PackageParser.generateApplicationInfo( 4252 p, flags, ps.readUserState(userId), userId); 4253 if (ai != null) { 4254 ai.packageName = resolveExternalPackageNameLPr(p); 4255 } 4256 return ai; 4257 } 4258 if ("android".equals(packageName)||"system".equals(packageName)) { 4259 return mAndroidApplication; 4260 } 4261 if ((flags & MATCH_KNOWN_PACKAGES) != 0) { 4262 // Already generates the external package name 4263 return generateApplicationInfoFromSettingsLPw(packageName, 4264 flags, filterCallingUid, userId); 4265 } 4266 } 4267 return null; 4268 } 4269 4270 private String normalizePackageNameLPr(String packageName) { 4271 String normalizedPackageName = mSettings.getRenamedPackageLPr(packageName); 4272 return normalizedPackageName != null ? normalizedPackageName : packageName; 4273 } 4274 4275 @Override 4276 public void deletePreloadsFileCache() { 4277 if (!UserHandle.isSameApp(Binder.getCallingUid(), Process.SYSTEM_UID)) { 4278 throw new SecurityException("Only system or settings may call deletePreloadsFileCache"); 4279 } 4280 File dir = Environment.getDataPreloadsFileCacheDirectory(); 4281 Slog.i(TAG, "Deleting preloaded file cache " + dir); 4282 FileUtils.deleteContents(dir); 4283 } 4284 4285 @Override 4286 public void freeStorageAndNotify(final String volumeUuid, final long freeStorageSize, 4287 final int storageFlags, final IPackageDataObserver observer) { 4288 mContext.enforceCallingOrSelfPermission( 4289 android.Manifest.permission.CLEAR_APP_CACHE, null); 4290 mHandler.post(() -> { 4291 boolean success = false; 4292 try { 4293 freeStorage(volumeUuid, freeStorageSize, storageFlags); 4294 success = true; 4295 } catch (IOException e) { 4296 Slog.w(TAG, e); 4297 } 4298 if (observer != null) { 4299 try { 4300 observer.onRemoveCompleted(null, success); 4301 } catch (RemoteException e) { 4302 Slog.w(TAG, e); 4303 } 4304 } 4305 }); 4306 } 4307 4308 @Override 4309 public void freeStorage(final String volumeUuid, final long freeStorageSize, 4310 final int storageFlags, final IntentSender pi) { 4311 mContext.enforceCallingOrSelfPermission( 4312 android.Manifest.permission.CLEAR_APP_CACHE, TAG); 4313 mHandler.post(() -> { 4314 boolean success = false; 4315 try { 4316 freeStorage(volumeUuid, freeStorageSize, storageFlags); 4317 success = true; 4318 } catch (IOException e) { 4319 Slog.w(TAG, e); 4320 } 4321 if (pi != null) { 4322 try { 4323 pi.sendIntent(null, success ? 1 : 0, null, null, null); 4324 } catch (SendIntentException e) { 4325 Slog.w(TAG, e); 4326 } 4327 } 4328 }); 4329 } 4330 4331 /** 4332 * Blocking call to clear various types of cached data across the system 4333 * until the requested bytes are available. 4334 */ 4335 public void freeStorage(String volumeUuid, long bytes, int storageFlags) throws IOException { 4336 final StorageManager storage = mContext.getSystemService(StorageManager.class); 4337 final File file = storage.findPathForUuid(volumeUuid); 4338 if (file.getUsableSpace() >= bytes) return; 4339 4340 if (ENABLE_FREE_CACHE_V2) { 4341 final boolean internalVolume = Objects.equals(StorageManager.UUID_PRIVATE_INTERNAL, 4342 volumeUuid); 4343 final boolean aggressive = (storageFlags 4344 & StorageManager.FLAG_ALLOCATE_AGGRESSIVE) != 0; 4345 final long reservedBytes = storage.getStorageCacheBytes(file, storageFlags); 4346 4347 // 1. Pre-flight to determine if we have any chance to succeed 4348 // 2. Consider preloaded data (after 1w honeymoon, unless aggressive) 4349 if (internalVolume && (aggressive || SystemProperties 4350 .getBoolean("persist.sys.preloads.file_cache_expired", false))) { 4351 deletePreloadsFileCache(); 4352 if (file.getUsableSpace() >= bytes) return; 4353 } 4354 4355 // 3. Consider parsed APK data (aggressive only) 4356 if (internalVolume && aggressive) { 4357 FileUtils.deleteContents(mCacheDir); 4358 if (file.getUsableSpace() >= bytes) return; 4359 } 4360 4361 // 4. Consider cached app data (above quotas) 4362 try { 4363 mInstaller.freeCache(volumeUuid, bytes, reservedBytes, 4364 Installer.FLAG_FREE_CACHE_V2); 4365 } catch (InstallerException ignored) { 4366 } 4367 if (file.getUsableSpace() >= bytes) return; 4368 4369 // 5. Consider shared libraries with refcount=0 and age>min cache period 4370 if (internalVolume && pruneUnusedStaticSharedLibraries(bytes, 4371 android.provider.Settings.Global.getLong(mContext.getContentResolver(), 4372 Global.UNUSED_STATIC_SHARED_LIB_MIN_CACHE_PERIOD, 4373 DEFAULT_UNUSED_STATIC_SHARED_LIB_MIN_CACHE_PERIOD))) { 4374 return; 4375 } 4376 4377 // 6. Consider dexopt output (aggressive only) 4378 // TODO: Implement 4379 4380 // 7. Consider installed instant apps unused longer than min cache period 4381 if (internalVolume && mInstantAppRegistry.pruneInstalledInstantApps(bytes, 4382 android.provider.Settings.Global.getLong(mContext.getContentResolver(), 4383 Global.INSTALLED_INSTANT_APP_MIN_CACHE_PERIOD, 4384 InstantAppRegistry.DEFAULT_INSTALLED_INSTANT_APP_MIN_CACHE_PERIOD))) { 4385 return; 4386 } 4387 4388 // 8. Consider cached app data (below quotas) 4389 try { 4390 mInstaller.freeCache(volumeUuid, bytes, reservedBytes, 4391 Installer.FLAG_FREE_CACHE_V2 | Installer.FLAG_FREE_CACHE_V2_DEFY_QUOTA); 4392 } catch (InstallerException ignored) { 4393 } 4394 if (file.getUsableSpace() >= bytes) return; 4395 4396 // 9. Consider DropBox entries 4397 // TODO: Implement 4398 4399 // 10. Consider instant meta-data (uninstalled apps) older that min cache period 4400 if (internalVolume && mInstantAppRegistry.pruneUninstalledInstantApps(bytes, 4401 android.provider.Settings.Global.getLong(mContext.getContentResolver(), 4402 Global.UNINSTALLED_INSTANT_APP_MIN_CACHE_PERIOD, 4403 InstantAppRegistry.DEFAULT_UNINSTALLED_INSTANT_APP_MIN_CACHE_PERIOD))) { 4404 return; 4405 } 4406 } else { 4407 try { 4408 mInstaller.freeCache(volumeUuid, bytes, 0, 0); 4409 } catch (InstallerException ignored) { 4410 } 4411 if (file.getUsableSpace() >= bytes) return; 4412 } 4413 4414 throw new IOException("Failed to free " + bytes + " on storage device at " + file); 4415 } 4416 4417 private boolean pruneUnusedStaticSharedLibraries(long neededSpace, long maxCachePeriod) 4418 throws IOException { 4419 final StorageManager storage = mContext.getSystemService(StorageManager.class); 4420 final File volume = storage.findPathForUuid(StorageManager.UUID_PRIVATE_INTERNAL); 4421 4422 List<VersionedPackage> packagesToDelete = null; 4423 final long now = System.currentTimeMillis(); 4424 4425 synchronized (mPackages) { 4426 final int[] allUsers = sUserManager.getUserIds(); 4427 final int libCount = mSharedLibraries.size(); 4428 for (int i = 0; i < libCount; i++) { 4429 final SparseArray<SharedLibraryEntry> versionedLib = mSharedLibraries.valueAt(i); 4430 if (versionedLib == null) { 4431 continue; 4432 } 4433 final int versionCount = versionedLib.size(); 4434 for (int j = 0; j < versionCount; j++) { 4435 SharedLibraryInfo libInfo = versionedLib.valueAt(j).info; 4436 // Skip packages that are not static shared libs. 4437 if (!libInfo.isStatic()) { 4438 break; 4439 } 4440 // Important: We skip static shared libs used for some user since 4441 // in such a case we need to keep the APK on the device. The check for 4442 // a lib being used for any user is performed by the uninstall call. 4443 final VersionedPackage declaringPackage = libInfo.getDeclaringPackage(); 4444 // Resolve the package name - we use synthetic package names internally 4445 final String internalPackageName = resolveInternalPackageNameLPr( 4446 declaringPackage.getPackageName(), declaringPackage.getVersionCode()); 4447 final PackageSetting ps = mSettings.getPackageLPr(internalPackageName); 4448 // Skip unused static shared libs cached less than the min period 4449 // to prevent pruning a lib needed by a subsequently installed package. 4450 if (ps == null || now - ps.lastUpdateTime < maxCachePeriod) { 4451 continue; 4452 } 4453 if (packagesToDelete == null) { 4454 packagesToDelete = new ArrayList<>(); 4455 } 4456 packagesToDelete.add(new VersionedPackage(internalPackageName, 4457 declaringPackage.getVersionCode())); 4458 } 4459 } 4460 } 4461 4462 if (packagesToDelete != null) { 4463 final int packageCount = packagesToDelete.size(); 4464 for (int i = 0; i < packageCount; i++) { 4465 final VersionedPackage pkgToDelete = packagesToDelete.get(i); 4466 // Delete the package synchronously (will fail of the lib used for any user). 4467 if (deletePackageX(pkgToDelete.getPackageName(), pkgToDelete.getVersionCode(), 4468 UserHandle.USER_SYSTEM, PackageManager.DELETE_ALL_USERS) 4469 == PackageManager.DELETE_SUCCEEDED) { 4470 if (volume.getUsableSpace() >= neededSpace) { 4471 return true; 4472 } 4473 } 4474 } 4475 } 4476 4477 return false; 4478 } 4479 4480 /** 4481 * Update given flags based on encryption status of current user. 4482 */ 4483 private int updateFlags(int flags, int userId) { 4484 if ((flags & (PackageManager.MATCH_DIRECT_BOOT_UNAWARE 4485 | PackageManager.MATCH_DIRECT_BOOT_AWARE)) != 0) { 4486 // Caller expressed an explicit opinion about what encryption 4487 // aware/unaware components they want to see, so fall through and 4488 // give them what they want 4489 } else { 4490 // Caller expressed no opinion, so match based on user state 4491 if (getUserManagerInternal().isUserUnlockingOrUnlocked(userId)) { 4492 flags |= PackageManager.MATCH_DIRECT_BOOT_AWARE | MATCH_DIRECT_BOOT_UNAWARE; 4493 } else { 4494 flags |= PackageManager.MATCH_DIRECT_BOOT_AWARE; 4495 } 4496 } 4497 return flags; 4498 } 4499 4500 private UserManagerInternal getUserManagerInternal() { 4501 if (mUserManagerInternal == null) { 4502 mUserManagerInternal = LocalServices.getService(UserManagerInternal.class); 4503 } 4504 return mUserManagerInternal; 4505 } 4506 4507 private DeviceIdleController.LocalService getDeviceIdleController() { 4508 if (mDeviceIdleController == null) { 4509 mDeviceIdleController = 4510 LocalServices.getService(DeviceIdleController.LocalService.class); 4511 } 4512 return mDeviceIdleController; 4513 } 4514 4515 /** 4516 * Update given flags when being used to request {@link PackageInfo}. 4517 */ 4518 private int updateFlagsForPackage(int flags, int userId, Object cookie) { 4519 final boolean isCallerSystemUser = UserHandle.getCallingUserId() == UserHandle.USER_SYSTEM; 4520 boolean triaged = true; 4521 if ((flags & (PackageManager.GET_ACTIVITIES | PackageManager.GET_RECEIVERS 4522 | PackageManager.GET_SERVICES | PackageManager.GET_PROVIDERS)) != 0) { 4523 // Caller is asking for component details, so they'd better be 4524 // asking for specific encryption matching behavior, or be triaged 4525 if ((flags & (PackageManager.MATCH_DIRECT_BOOT_UNAWARE 4526 | PackageManager.MATCH_DIRECT_BOOT_AWARE 4527 | PackageManager.MATCH_DEBUG_TRIAGED_MISSING)) == 0) { 4528 triaged = false; 4529 } 4530 } 4531 if ((flags & (PackageManager.MATCH_UNINSTALLED_PACKAGES 4532 | PackageManager.MATCH_SYSTEM_ONLY 4533 | PackageManager.MATCH_DEBUG_TRIAGED_MISSING)) == 0) { 4534 triaged = false; 4535 } 4536 if ((flags & PackageManager.MATCH_ANY_USER) != 0) { 4537 mPermissionManager.enforceCrossUserPermission( 4538 Binder.getCallingUid(), userId, false, false, 4539 "MATCH_ANY_USER flag requires INTERACT_ACROSS_USERS permission at " 4540 + Debug.getCallers(5)); 4541 } else if ((flags & PackageManager.MATCH_UNINSTALLED_PACKAGES) != 0 && isCallerSystemUser 4542 && sUserManager.hasManagedProfile(UserHandle.USER_SYSTEM)) { 4543 // If the caller wants all packages and has a restricted profile associated with it, 4544 // then match all users. This is to make sure that launchers that need to access work 4545 // profile apps don't start breaking. TODO: Remove this hack when launchers stop using 4546 // MATCH_UNINSTALLED_PACKAGES to query apps in other profiles. b/31000380 4547 flags |= PackageManager.MATCH_ANY_USER; 4548 } 4549 if (DEBUG_TRIAGED_MISSING && (Binder.getCallingUid() == Process.SYSTEM_UID) && !triaged) { 4550 Log.w(TAG, "Caller hasn't been triaged for missing apps; they asked about " + cookie 4551 + " with flags 0x" + Integer.toHexString(flags), new Throwable()); 4552 } 4553 return updateFlags(flags, userId); 4554 } 4555 4556 /** 4557 * Update given flags when being used to request {@link ApplicationInfo}. 4558 */ 4559 private int updateFlagsForApplication(int flags, int userId, Object cookie) { 4560 return updateFlagsForPackage(flags, userId, cookie); 4561 } 4562 4563 /** 4564 * Update given flags when being used to request {@link ComponentInfo}. 4565 */ 4566 private int updateFlagsForComponent(int flags, int userId, Object cookie) { 4567 if (cookie instanceof Intent) { 4568 if ((((Intent) cookie).getFlags() & Intent.FLAG_DEBUG_TRIAGED_MISSING) != 0) { 4569 flags |= PackageManager.MATCH_DEBUG_TRIAGED_MISSING; 4570 } 4571 } 4572 4573 boolean triaged = true; 4574 // Caller is asking for component details, so they'd better be 4575 // asking for specific encryption matching behavior, or be triaged 4576 if ((flags & (PackageManager.MATCH_DIRECT_BOOT_UNAWARE 4577 | PackageManager.MATCH_DIRECT_BOOT_AWARE 4578 | PackageManager.MATCH_DEBUG_TRIAGED_MISSING)) == 0) { 4579 triaged = false; 4580 } 4581 if (DEBUG_TRIAGED_MISSING && (Binder.getCallingUid() == Process.SYSTEM_UID) && !triaged) { 4582 Log.w(TAG, "Caller hasn't been triaged for missing apps; they asked about " + cookie 4583 + " with flags 0x" + Integer.toHexString(flags), new Throwable()); 4584 } 4585 4586 return updateFlags(flags, userId); 4587 } 4588 4589 /** 4590 * Update given intent when being used to request {@link ResolveInfo}. 4591 */ 4592 private Intent updateIntentForResolve(Intent intent) { 4593 if (intent.getSelector() != null) { 4594 intent = intent.getSelector(); 4595 } 4596 if (DEBUG_PREFERRED) { 4597 intent.addFlags(Intent.FLAG_DEBUG_LOG_RESOLUTION); 4598 } 4599 return intent; 4600 } 4601 4602 /** 4603 * Update given flags when being used to request {@link ResolveInfo}. 4604 * <p>Instant apps are resolved specially, depending upon context. Minimally, 4605 * {@code}flags{@code} must have the {@link PackageManager#MATCH_INSTANT} 4606 * flag set. However, this flag is only honoured in three circumstances: 4607 * <ul> 4608 * <li>when called from a system process</li> 4609 * <li>when the caller holds the permission {@code android.permission.ACCESS_INSTANT_APPS}</li> 4610 * <li>when resolution occurs to start an activity with a {@code android.intent.action.VIEW} 4611 * action and a {@code android.intent.category.BROWSABLE} category</li> 4612 * </ul> 4613 */ 4614 int updateFlagsForResolve(int flags, int userId, Intent intent, int callingUid) { 4615 return updateFlagsForResolve(flags, userId, intent, callingUid, 4616 false /*wantInstantApps*/, false /*onlyExposedExplicitly*/); 4617 } 4618 int updateFlagsForResolve(int flags, int userId, Intent intent, int callingUid, 4619 boolean wantInstantApps) { 4620 return updateFlagsForResolve(flags, userId, intent, callingUid, 4621 wantInstantApps, false /*onlyExposedExplicitly*/); 4622 } 4623 int updateFlagsForResolve(int flags, int userId, Intent intent, int callingUid, 4624 boolean wantInstantApps, boolean onlyExposedExplicitly) { 4625 // Safe mode means we shouldn't match any third-party components 4626 if (mSafeMode) { 4627 flags |= PackageManager.MATCH_SYSTEM_ONLY; 4628 } 4629 if (getInstantAppPackageName(callingUid) != null) { 4630 // But, ephemeral apps see both ephemeral and exposed, non-ephemeral components 4631 if (onlyExposedExplicitly) { 4632 flags |= PackageManager.MATCH_EXPLICITLY_VISIBLE_ONLY; 4633 } 4634 flags |= PackageManager.MATCH_VISIBLE_TO_INSTANT_APP_ONLY; 4635 flags |= PackageManager.MATCH_INSTANT; 4636 } else { 4637 final boolean wantMatchInstant = (flags & PackageManager.MATCH_INSTANT) != 0; 4638 final boolean allowMatchInstant = 4639 (wantInstantApps 4640 && Intent.ACTION_VIEW.equals(intent.getAction()) 4641 && hasWebURI(intent)) 4642 || (wantMatchInstant && canViewInstantApps(callingUid, userId)); 4643 flags &= ~(PackageManager.MATCH_VISIBLE_TO_INSTANT_APP_ONLY 4644 | PackageManager.MATCH_EXPLICITLY_VISIBLE_ONLY); 4645 if (!allowMatchInstant) { 4646 flags &= ~PackageManager.MATCH_INSTANT; 4647 } 4648 } 4649 return updateFlagsForComponent(flags, userId, intent /*cookie*/); 4650 } 4651 4652 @Override 4653 public ActivityInfo getActivityInfo(ComponentName component, int flags, int userId) { 4654 return getActivityInfoInternal(component, flags, Binder.getCallingUid(), userId); 4655 } 4656 4657 /** 4658 * Important: The provided filterCallingUid is used exclusively to filter out activities 4659 * that can be seen based on user state. It's typically the original caller uid prior 4660 * to clearing. Because it can only be provided by trusted code, it's value can be 4661 * trusted and will be used as-is; unlike userId which will be validated by this method. 4662 */ 4663 private ActivityInfo getActivityInfoInternal(ComponentName component, int flags, 4664 int filterCallingUid, int userId) { 4665 if (!sUserManager.exists(userId)) return null; 4666 flags = updateFlagsForComponent(flags, userId, component); 4667 mPermissionManager.enforceCrossUserPermission(Binder.getCallingUid(), userId, 4668 false /* requireFullPermission */, false /* checkShell */, "get activity info"); 4669 synchronized (mPackages) { 4670 PackageParser.Activity a = mActivities.mActivities.get(component); 4671 4672 if (DEBUG_PACKAGE_INFO) Log.v(TAG, "getActivityInfo " + component + ": " + a); 4673 if (a != null && mSettings.isEnabledAndMatchLPr(a.info, flags, userId)) { 4674 PackageSetting ps = mSettings.mPackages.get(component.getPackageName()); 4675 if (ps == null) return null; 4676 if (filterAppAccessLPr(ps, filterCallingUid, component, TYPE_ACTIVITY, userId)) { 4677 return null; 4678 } 4679 return PackageParser.generateActivityInfo( 4680 a, flags, ps.readUserState(userId), userId); 4681 } 4682 if (mResolveComponentName.equals(component)) { 4683 return PackageParser.generateActivityInfo( 4684 mResolveActivity, flags, new PackageUserState(), userId); 4685 } 4686 } 4687 return null; 4688 } 4689 4690 @Override 4691 public boolean activitySupportsIntent(ComponentName component, Intent intent, 4692 String resolvedType) { 4693 synchronized (mPackages) { 4694 if (component.equals(mResolveComponentName)) { 4695 // The resolver supports EVERYTHING! 4696 return true; 4697 } 4698 final int callingUid = Binder.getCallingUid(); 4699 final int callingUserId = UserHandle.getUserId(callingUid); 4700 PackageParser.Activity a = mActivities.mActivities.get(component); 4701 if (a == null) { 4702 return false; 4703 } 4704 PackageSetting ps = mSettings.mPackages.get(component.getPackageName()); 4705 if (ps == null) { 4706 return false; 4707 } 4708 if (filterAppAccessLPr(ps, callingUid, component, TYPE_ACTIVITY, callingUserId)) { 4709 return false; 4710 } 4711 for (int i=0; i<a.intents.size(); i++) { 4712 if (a.intents.get(i).match(intent.getAction(), resolvedType, intent.getScheme(), 4713 intent.getData(), intent.getCategories(), TAG) >= 0) { 4714 return true; 4715 } 4716 } 4717 return false; 4718 } 4719 } 4720 4721 @Override 4722 public ActivityInfo getReceiverInfo(ComponentName component, int flags, int userId) { 4723 if (!sUserManager.exists(userId)) return null; 4724 final int callingUid = Binder.getCallingUid(); 4725 flags = updateFlagsForComponent(flags, userId, component); 4726 mPermissionManager.enforceCrossUserPermission(callingUid, userId, 4727 false /* requireFullPermission */, false /* checkShell */, "get receiver info"); 4728 synchronized (mPackages) { 4729 PackageParser.Activity a = mReceivers.mActivities.get(component); 4730 if (DEBUG_PACKAGE_INFO) Log.v( 4731 TAG, "getReceiverInfo " + component + ": " + a); 4732 if (a != null && mSettings.isEnabledAndMatchLPr(a.info, flags, userId)) { 4733 PackageSetting ps = mSettings.mPackages.get(component.getPackageName()); 4734 if (ps == null) return null; 4735 if (filterAppAccessLPr(ps, callingUid, component, TYPE_RECEIVER, userId)) { 4736 return null; 4737 } 4738 return PackageParser.generateActivityInfo( 4739 a, flags, ps.readUserState(userId), userId); 4740 } 4741 } 4742 return null; 4743 } 4744 4745 @Override 4746 public ParceledListSlice<SharedLibraryInfo> getSharedLibraries(String packageName, 4747 int flags, int userId) { 4748 if (!sUserManager.exists(userId)) return null; 4749 Preconditions.checkArgumentNonnegative(userId, "userId must be >= 0"); 4750 if (getInstantAppPackageName(Binder.getCallingUid()) != null) { 4751 return null; 4752 } 4753 4754 flags = updateFlagsForPackage(flags, userId, null); 4755 4756 final boolean canSeeStaticLibraries = 4757 mContext.checkCallingOrSelfPermission(INSTALL_PACKAGES) 4758 == PERMISSION_GRANTED 4759 || mContext.checkCallingOrSelfPermission(DELETE_PACKAGES) 4760 == PERMISSION_GRANTED 4761 || canRequestPackageInstallsInternal(packageName, 4762 PackageManager.MATCH_STATIC_SHARED_LIBRARIES, userId, 4763 false /* throwIfPermNotDeclared*/) 4764 || mContext.checkCallingOrSelfPermission(REQUEST_DELETE_PACKAGES) 4765 == PERMISSION_GRANTED; 4766 4767 synchronized (mPackages) { 4768 List<SharedLibraryInfo> result = null; 4769 4770 final int libCount = mSharedLibraries.size(); 4771 for (int i = 0; i < libCount; i++) { 4772 SparseArray<SharedLibraryEntry> versionedLib = mSharedLibraries.valueAt(i); 4773 if (versionedLib == null) { 4774 continue; 4775 } 4776 4777 final int versionCount = versionedLib.size(); 4778 for (int j = 0; j < versionCount; j++) { 4779 SharedLibraryInfo libInfo = versionedLib.valueAt(j).info; 4780 if (!canSeeStaticLibraries && libInfo.isStatic()) { 4781 break; 4782 } 4783 final long identity = Binder.clearCallingIdentity(); 4784 try { 4785 PackageInfo packageInfo = getPackageInfoVersioned( 4786 libInfo.getDeclaringPackage(), flags 4787 | PackageManager.MATCH_STATIC_SHARED_LIBRARIES, userId); 4788 if (packageInfo == null) { 4789 continue; 4790 } 4791 } finally { 4792 Binder.restoreCallingIdentity(identity); 4793 } 4794 4795 SharedLibraryInfo resLibInfo = new SharedLibraryInfo(libInfo.getName(), 4796 libInfo.getVersion(), libInfo.getType(), 4797 libInfo.getDeclaringPackage(), getPackagesUsingSharedLibraryLPr(libInfo, 4798 flags, userId)); 4799 4800 if (result == null) { 4801 result = new ArrayList<>(); 4802 } 4803 result.add(resLibInfo); 4804 } 4805 } 4806 4807 return result != null ? new ParceledListSlice<>(result) : null; 4808 } 4809 } 4810 4811 private List<VersionedPackage> getPackagesUsingSharedLibraryLPr( 4812 SharedLibraryInfo libInfo, int flags, int userId) { 4813 List<VersionedPackage> versionedPackages = null; 4814 final int packageCount = mSettings.mPackages.size(); 4815 for (int i = 0; i < packageCount; i++) { 4816 PackageSetting ps = mSettings.mPackages.valueAt(i); 4817 4818 if (ps == null) { 4819 continue; 4820 } 4821 4822 if (!ps.getUserState().get(userId).isAvailable(flags)) { 4823 continue; 4824 } 4825 4826 final String libName = libInfo.getName(); 4827 if (libInfo.isStatic()) { 4828 final int libIdx = ArrayUtils.indexOf(ps.usesStaticLibraries, libName); 4829 if (libIdx < 0) { 4830 continue; 4831 } 4832 if (ps.usesStaticLibrariesVersions[libIdx] != libInfo.getVersion()) { 4833 continue; 4834 } 4835 if (versionedPackages == null) { 4836 versionedPackages = new ArrayList<>(); 4837 } 4838 // If the dependent is a static shared lib, use the public package name 4839 String dependentPackageName = ps.name; 4840 if (ps.pkg != null && ps.pkg.applicationInfo.isStaticSharedLibrary()) { 4841 dependentPackageName = ps.pkg.manifestPackageName; 4842 } 4843 versionedPackages.add(new VersionedPackage(dependentPackageName, ps.versionCode)); 4844 } else if (ps.pkg != null) { 4845 if (ArrayUtils.contains(ps.pkg.usesLibraries, libName) 4846 || ArrayUtils.contains(ps.pkg.usesOptionalLibraries, libName)) { 4847 if (versionedPackages == null) { 4848 versionedPackages = new ArrayList<>(); 4849 } 4850 versionedPackages.add(new VersionedPackage(ps.name, ps.versionCode)); 4851 } 4852 } 4853 } 4854 4855 return versionedPackages; 4856 } 4857 4858 @Override 4859 public ServiceInfo getServiceInfo(ComponentName component, int flags, int userId) { 4860 if (!sUserManager.exists(userId)) return null; 4861 final int callingUid = Binder.getCallingUid(); 4862 flags = updateFlagsForComponent(flags, userId, component); 4863 mPermissionManager.enforceCrossUserPermission(callingUid, userId, 4864 false /* requireFullPermission */, false /* checkShell */, "get service info"); 4865 synchronized (mPackages) { 4866 PackageParser.Service s = mServices.mServices.get(component); 4867 if (DEBUG_PACKAGE_INFO) Log.v( 4868 TAG, "getServiceInfo " + component + ": " + s); 4869 if (s != null && mSettings.isEnabledAndMatchLPr(s.info, flags, userId)) { 4870 PackageSetting ps = mSettings.mPackages.get(component.getPackageName()); 4871 if (ps == null) return null; 4872 if (filterAppAccessLPr(ps, callingUid, component, TYPE_SERVICE, userId)) { 4873 return null; 4874 } 4875 return PackageParser.generateServiceInfo( 4876 s, flags, ps.readUserState(userId), userId); 4877 } 4878 } 4879 return null; 4880 } 4881 4882 @Override 4883 public ProviderInfo getProviderInfo(ComponentName component, int flags, int userId) { 4884 if (!sUserManager.exists(userId)) return null; 4885 final int callingUid = Binder.getCallingUid(); 4886 flags = updateFlagsForComponent(flags, userId, component); 4887 mPermissionManager.enforceCrossUserPermission(callingUid, userId, 4888 false /* requireFullPermission */, false /* checkShell */, "get provider info"); 4889 synchronized (mPackages) { 4890 PackageParser.Provider p = mProviders.mProviders.get(component); 4891 if (DEBUG_PACKAGE_INFO) Log.v( 4892 TAG, "getProviderInfo " + component + ": " + p); 4893 if (p != null && mSettings.isEnabledAndMatchLPr(p.info, flags, userId)) { 4894 PackageSetting ps = mSettings.mPackages.get(component.getPackageName()); 4895 if (ps == null) return null; 4896 if (filterAppAccessLPr(ps, callingUid, component, TYPE_PROVIDER, userId)) { 4897 return null; 4898 } 4899 return PackageParser.generateProviderInfo( 4900 p, flags, ps.readUserState(userId), userId); 4901 } 4902 } 4903 return null; 4904 } 4905 4906 @Override 4907 public String[] getSystemSharedLibraryNames() { 4908 // allow instant applications 4909 synchronized (mPackages) { 4910 Set<String> libs = null; 4911 final int libCount = mSharedLibraries.size(); 4912 for (int i = 0; i < libCount; i++) { 4913 SparseArray<SharedLibraryEntry> versionedLib = mSharedLibraries.valueAt(i); 4914 if (versionedLib == null) { 4915 continue; 4916 } 4917 final int versionCount = versionedLib.size(); 4918 for (int j = 0; j < versionCount; j++) { 4919 SharedLibraryEntry libEntry = versionedLib.valueAt(j); 4920 if (!libEntry.info.isStatic()) { 4921 if (libs == null) { 4922 libs = new ArraySet<>(); 4923 } 4924 libs.add(libEntry.info.getName()); 4925 break; 4926 } 4927 PackageSetting ps = mSettings.getPackageLPr(libEntry.apk); 4928 if (ps != null && !filterSharedLibPackageLPr(ps, Binder.getCallingUid(), 4929 UserHandle.getUserId(Binder.getCallingUid()), 4930 PackageManager.MATCH_STATIC_SHARED_LIBRARIES)) { 4931 if (libs == null) { 4932 libs = new ArraySet<>(); 4933 } 4934 libs.add(libEntry.info.getName()); 4935 break; 4936 } 4937 } 4938 } 4939 4940 if (libs != null) { 4941 String[] libsArray = new String[libs.size()]; 4942 libs.toArray(libsArray); 4943 return libsArray; 4944 } 4945 4946 return null; 4947 } 4948 } 4949 4950 @Override 4951 public @NonNull String getServicesSystemSharedLibraryPackageName() { 4952 // allow instant applications 4953 synchronized (mPackages) { 4954 return mServicesSystemSharedLibraryPackageName; 4955 } 4956 } 4957 4958 @Override 4959 public @NonNull String getSharedSystemSharedLibraryPackageName() { 4960 // allow instant applications 4961 synchronized (mPackages) { 4962 return mSharedSystemSharedLibraryPackageName; 4963 } 4964 } 4965 4966 private void updateSequenceNumberLP(PackageSetting pkgSetting, int[] userList) { 4967 for (int i = userList.length - 1; i >= 0; --i) { 4968 final int userId = userList[i]; 4969 // don't add instant app to the list of updates 4970 if (pkgSetting.getInstantApp(userId)) { 4971 continue; 4972 } 4973 SparseArray<String> changedPackages = mChangedPackages.get(userId); 4974 if (changedPackages == null) { 4975 changedPackages = new SparseArray<>(); 4976 mChangedPackages.put(userId, changedPackages); 4977 } 4978 Map<String, Integer> sequenceNumbers = mChangedPackagesSequenceNumbers.get(userId); 4979 if (sequenceNumbers == null) { 4980 sequenceNumbers = new HashMap<>(); 4981 mChangedPackagesSequenceNumbers.put(userId, sequenceNumbers); 4982 } 4983 final Integer sequenceNumber = sequenceNumbers.get(pkgSetting.name); 4984 if (sequenceNumber != null) { 4985 changedPackages.remove(sequenceNumber); 4986 } 4987 changedPackages.put(mChangedPackagesSequenceNumber, pkgSetting.name); 4988 sequenceNumbers.put(pkgSetting.name, mChangedPackagesSequenceNumber); 4989 } 4990 mChangedPackagesSequenceNumber++; 4991 } 4992 4993 @Override 4994 public ChangedPackages getChangedPackages(int sequenceNumber, int userId) { 4995 if (getInstantAppPackageName(Binder.getCallingUid()) != null) { 4996 return null; 4997 } 4998 synchronized (mPackages) { 4999 if (sequenceNumber >= mChangedPackagesSequenceNumber) { 5000 return null; 5001 } 5002 final SparseArray<String> changedPackages = mChangedPackages.get(userId); 5003 if (changedPackages == null) { 5004 return null; 5005 } 5006 final List<String> packageNames = 5007 new ArrayList<>(mChangedPackagesSequenceNumber - sequenceNumber); 5008 for (int i = sequenceNumber; i < mChangedPackagesSequenceNumber; i++) { 5009 final String packageName = changedPackages.get(i); 5010 if (packageName != null) { 5011 packageNames.add(packageName); 5012 } 5013 } 5014 return packageNames.isEmpty() 5015 ? null : new ChangedPackages(mChangedPackagesSequenceNumber, packageNames); 5016 } 5017 } 5018 5019 @Override 5020 public @NonNull ParceledListSlice<FeatureInfo> getSystemAvailableFeatures() { 5021 // allow instant applications 5022 ArrayList<FeatureInfo> res; 5023 synchronized (mAvailableFeatures) { 5024 res = new ArrayList<>(mAvailableFeatures.size() + 1); 5025 res.addAll(mAvailableFeatures.values()); 5026 } 5027 final FeatureInfo fi = new FeatureInfo(); 5028 fi.reqGlEsVersion = SystemProperties.getInt("ro.opengles.version", 5029 FeatureInfo.GL_ES_VERSION_UNDEFINED); 5030 res.add(fi); 5031 5032 return new ParceledListSlice<>(res); 5033 } 5034 5035 @Override 5036 public boolean hasSystemFeature(String name, int version) { 5037 // allow instant applications 5038 synchronized (mAvailableFeatures) { 5039 final FeatureInfo feat = mAvailableFeatures.get(name); 5040 if (feat == null) { 5041 return false; 5042 } else { 5043 return feat.version >= version; 5044 } 5045 } 5046 } 5047 5048 @Override 5049 public int checkPermission(String permName, String pkgName, int userId) { 5050 return mPermissionManager.checkPermission(permName, pkgName, getCallingUid(), userId); 5051 } 5052 5053 @Override 5054 public int checkUidPermission(String permName, int uid) { 5055 return mPermissionManager.checkUidPermission(permName, uid, getCallingUid()); 5056 } 5057 5058 @Override 5059 public boolean isPermissionRevokedByPolicy(String permission, String packageName, int userId) { 5060 if (UserHandle.getCallingUserId() != userId) { 5061 mContext.enforceCallingPermission( 5062 android.Manifest.permission.INTERACT_ACROSS_USERS_FULL, 5063 "isPermissionRevokedByPolicy for user " + userId); 5064 } 5065 5066 if (checkPermission(permission, packageName, userId) 5067 == PackageManager.PERMISSION_GRANTED) { 5068 return false; 5069 } 5070 5071 final int callingUid = Binder.getCallingUid(); 5072 if (getInstantAppPackageName(callingUid) != null) { 5073 if (!isCallerSameApp(packageName, callingUid)) { 5074 return false; 5075 } 5076 } else { 5077 if (isInstantApp(packageName, userId)) { 5078 return false; 5079 } 5080 } 5081 5082 final long identity = Binder.clearCallingIdentity(); 5083 try { 5084 final int flags = getPermissionFlags(permission, packageName, userId); 5085 return (flags & PackageManager.FLAG_PERMISSION_POLICY_FIXED) != 0; 5086 } finally { 5087 Binder.restoreCallingIdentity(identity); 5088 } 5089 } 5090 5091 @Override 5092 public String getPermissionControllerPackageName() { 5093 synchronized (mPackages) { 5094 return mRequiredInstallerPackage; 5095 } 5096 } 5097 5098 private boolean addDynamicPermission(PermissionInfo info, final boolean async) { 5099 return mPermissionManager.addDynamicPermission( 5100 info, async, getCallingUid(), new PermissionCallback() { 5101 @Override 5102 public void onPermissionChanged() { 5103 if (!async) { 5104 mSettings.writeLPr(); 5105 } else { 5106 scheduleWriteSettingsLocked(); 5107 } 5108 } 5109 }); 5110 } 5111 5112 @Override 5113 public boolean addPermission(PermissionInfo info) { 5114 synchronized (mPackages) { 5115 return addDynamicPermission(info, false); 5116 } 5117 } 5118 5119 @Override 5120 public boolean addPermissionAsync(PermissionInfo info) { 5121 synchronized (mPackages) { 5122 return addDynamicPermission(info, true); 5123 } 5124 } 5125 5126 @Override 5127 public void removePermission(String permName) { 5128 mPermissionManager.removeDynamicPermission(permName, getCallingUid(), mPermissionCallback); 5129 } 5130 5131 @Override 5132 public void grantRuntimePermission(String packageName, String permName, final int userId) { 5133 mPermissionManager.grantRuntimePermission(permName, packageName, false /*overridePolicy*/, 5134 getCallingUid(), userId, mPermissionCallback); 5135 } 5136 5137 @Override 5138 public void revokeRuntimePermission(String packageName, String permName, int userId) { 5139 mPermissionManager.revokeRuntimePermission(permName, packageName, false /*overridePolicy*/, 5140 getCallingUid(), userId, mPermissionCallback); 5141 } 5142 5143 @Override 5144 public void resetRuntimePermissions() { 5145 mContext.enforceCallingOrSelfPermission( 5146 android.Manifest.permission.REVOKE_RUNTIME_PERMISSIONS, 5147 "revokeRuntimePermission"); 5148 5149 int callingUid = Binder.getCallingUid(); 5150 if (callingUid != Process.SYSTEM_UID && callingUid != 0) { 5151 mContext.enforceCallingOrSelfPermission( 5152 android.Manifest.permission.INTERACT_ACROSS_USERS_FULL, 5153 "resetRuntimePermissions"); 5154 } 5155 5156 synchronized (mPackages) { 5157 mPermissionManager.updateAllPermissions( 5158 StorageManager.UUID_PRIVATE_INTERNAL, false, mPackages.values(), 5159 mPermissionCallback); 5160 for (int userId : UserManagerService.getInstance().getUserIds()) { 5161 final int packageCount = mPackages.size(); 5162 for (int i = 0; i < packageCount; i++) { 5163 PackageParser.Package pkg = mPackages.valueAt(i); 5164 if (!(pkg.mExtras instanceof PackageSetting)) { 5165 continue; 5166 } 5167 PackageSetting ps = (PackageSetting) pkg.mExtras; 5168 resetUserChangesToRuntimePermissionsAndFlagsLPw(ps, userId); 5169 } 5170 } 5171 } 5172 } 5173 5174 @Override 5175 public int getPermissionFlags(String permName, String packageName, int userId) { 5176 return mPermissionManager.getPermissionFlags( 5177 permName, packageName, getCallingUid(), userId); 5178 } 5179 5180 @Override 5181 public void updatePermissionFlags(String permName, String packageName, int flagMask, 5182 int flagValues, int userId) { 5183 mPermissionManager.updatePermissionFlags( 5184 permName, packageName, flagMask, flagValues, getCallingUid(), userId, 5185 mPermissionCallback); 5186 } 5187 5188 /** 5189 * Update the permission flags for all packages and runtime permissions of a user in order 5190 * to allow device or profile owner to remove POLICY_FIXED. 5191 */ 5192 @Override 5193 public void updatePermissionFlagsForAllApps(int flagMask, int flagValues, int userId) { 5194 synchronized (mPackages) { 5195 final boolean changed = mPermissionManager.updatePermissionFlagsForAllApps( 5196 flagMask, flagValues, getCallingUid(), userId, mPackages.values(), 5197 mPermissionCallback); 5198 if (changed) { 5199 mSettings.writeRuntimePermissionsForUserLPr(userId, false); 5200 } 5201 } 5202 } 5203 5204 @Override 5205 public boolean shouldShowRequestPermissionRationale(String permissionName, 5206 String packageName, int userId) { 5207 if (UserHandle.getCallingUserId() != userId) { 5208 mContext.enforceCallingPermission( 5209 android.Manifest.permission.INTERACT_ACROSS_USERS_FULL, 5210 "canShowRequestPermissionRationale for user " + userId); 5211 } 5212 5213 final int uid = getPackageUid(packageName, MATCH_DEBUG_TRIAGED_MISSING, userId); 5214 if (UserHandle.getAppId(getCallingUid()) != UserHandle.getAppId(uid)) { 5215 return false; 5216 } 5217 5218 if (checkPermission(permissionName, packageName, userId) 5219 == PackageManager.PERMISSION_GRANTED) { 5220 return false; 5221 } 5222 5223 final int flags; 5224 5225 final long identity = Binder.clearCallingIdentity(); 5226 try { 5227 flags = getPermissionFlags(permissionName, 5228 packageName, userId); 5229 } finally { 5230 Binder.restoreCallingIdentity(identity); 5231 } 5232 5233 final int fixedFlags = PackageManager.FLAG_PERMISSION_SYSTEM_FIXED 5234 | PackageManager.FLAG_PERMISSION_POLICY_FIXED 5235 | PackageManager.FLAG_PERMISSION_USER_FIXED; 5236 5237 if ((flags & fixedFlags) != 0) { 5238 return false; 5239 } 5240 5241 return (flags & PackageManager.FLAG_PERMISSION_USER_SET) != 0; 5242 } 5243 5244 @Override 5245 public void addOnPermissionsChangeListener(IOnPermissionsChangeListener listener) { 5246 mContext.enforceCallingOrSelfPermission( 5247 Manifest.permission.OBSERVE_GRANT_REVOKE_PERMISSIONS, 5248 "addOnPermissionsChangeListener"); 5249 5250 synchronized (mPackages) { 5251 mOnPermissionChangeListeners.addListenerLocked(listener); 5252 } 5253 } 5254 5255 @Override 5256 public void removeOnPermissionsChangeListener(IOnPermissionsChangeListener listener) { 5257 if (getInstantAppPackageName(Binder.getCallingUid()) != null) { 5258 throw new SecurityException("Instant applications don't have access to this method"); 5259 } 5260 synchronized (mPackages) { 5261 mOnPermissionChangeListeners.removeListenerLocked(listener); 5262 } 5263 } 5264 5265 @Override 5266 public boolean isProtectedBroadcast(String actionName) { 5267 // allow instant applications 5268 synchronized (mProtectedBroadcasts) { 5269 if (mProtectedBroadcasts.contains(actionName)) { 5270 return true; 5271 } else if (actionName != null) { 5272 // TODO: remove these terrible hacks 5273 if (actionName.startsWith("android.net.netmon.lingerExpired") 5274 || actionName.startsWith("com.android.server.sip.SipWakeupTimer") 5275 || actionName.startsWith("com.android.internal.telephony.data-reconnect") 5276 || actionName.startsWith("android.net.netmon.launchCaptivePortalApp")) { 5277 return true; 5278 } 5279 } 5280 } 5281 return false; 5282 } 5283 5284 @Override 5285 public int checkSignatures(String pkg1, String pkg2) { 5286 synchronized (mPackages) { 5287 final PackageParser.Package p1 = mPackages.get(pkg1); 5288 final PackageParser.Package p2 = mPackages.get(pkg2); 5289 if (p1 == null || p1.mExtras == null 5290 || p2 == null || p2.mExtras == null) { 5291 return PackageManager.SIGNATURE_UNKNOWN_PACKAGE; 5292 } 5293 final int callingUid = Binder.getCallingUid(); 5294 final int callingUserId = UserHandle.getUserId(callingUid); 5295 final PackageSetting ps1 = (PackageSetting) p1.mExtras; 5296 final PackageSetting ps2 = (PackageSetting) p2.mExtras; 5297 if (filterAppAccessLPr(ps1, callingUid, callingUserId) 5298 || filterAppAccessLPr(ps2, callingUid, callingUserId)) { 5299 return PackageManager.SIGNATURE_UNKNOWN_PACKAGE; 5300 } 5301 return compareSignatures(p1.mSignatures, p2.mSignatures); 5302 } 5303 } 5304 5305 @Override 5306 public int checkUidSignatures(int uid1, int uid2) { 5307 final int callingUid = Binder.getCallingUid(); 5308 final int callingUserId = UserHandle.getUserId(callingUid); 5309 final boolean isCallerInstantApp = getInstantAppPackageName(callingUid) != null; 5310 // Map to base uids. 5311 uid1 = UserHandle.getAppId(uid1); 5312 uid2 = UserHandle.getAppId(uid2); 5313 // reader 5314 synchronized (mPackages) { 5315 Signature[] s1; 5316 Signature[] s2; 5317 Object obj = mSettings.getUserIdLPr(uid1); 5318 if (obj != null) { 5319 if (obj instanceof SharedUserSetting) { 5320 if (isCallerInstantApp) { 5321 return PackageManager.SIGNATURE_UNKNOWN_PACKAGE; 5322 } 5323 s1 = ((SharedUserSetting)obj).signatures.mSignatures; 5324 } else if (obj instanceof PackageSetting) { 5325 final PackageSetting ps = (PackageSetting) obj; 5326 if (filterAppAccessLPr(ps, callingUid, callingUserId)) { 5327 return PackageManager.SIGNATURE_UNKNOWN_PACKAGE; 5328 } 5329 s1 = ps.signatures.mSignatures; 5330 } else { 5331 return PackageManager.SIGNATURE_UNKNOWN_PACKAGE; 5332 } 5333 } else { 5334 return PackageManager.SIGNATURE_UNKNOWN_PACKAGE; 5335 } 5336 obj = mSettings.getUserIdLPr(uid2); 5337 if (obj != null) { 5338 if (obj instanceof SharedUserSetting) { 5339 if (isCallerInstantApp) { 5340 return PackageManager.SIGNATURE_UNKNOWN_PACKAGE; 5341 } 5342 s2 = ((SharedUserSetting)obj).signatures.mSignatures; 5343 } else if (obj instanceof PackageSetting) { 5344 final PackageSetting ps = (PackageSetting) obj; 5345 if (filterAppAccessLPr(ps, callingUid, callingUserId)) { 5346 return PackageManager.SIGNATURE_UNKNOWN_PACKAGE; 5347 } 5348 s2 = ps.signatures.mSignatures; 5349 } else { 5350 return PackageManager.SIGNATURE_UNKNOWN_PACKAGE; 5351 } 5352 } else { 5353 return PackageManager.SIGNATURE_UNKNOWN_PACKAGE; 5354 } 5355 return compareSignatures(s1, s2); 5356 } 5357 } 5358 5359 /** 5360 * This method should typically only be used when granting or revoking 5361 * permissions, since the app may immediately restart after this call. 5362 * <p> 5363 * If you're doing surgery on app code/data, use {@link PackageFreezer} to 5364 * guard your work against the app being relaunched. 5365 */ 5366 private void killUid(int appId, int userId, String reason) { 5367 final long identity = Binder.clearCallingIdentity(); 5368 try { 5369 IActivityManager am = ActivityManager.getService(); 5370 if (am != null) { 5371 try { 5372 am.killUid(appId, userId, reason); 5373 } catch (RemoteException e) { 5374 /* ignore - same process */ 5375 } 5376 } 5377 } finally { 5378 Binder.restoreCallingIdentity(identity); 5379 } 5380 } 5381 5382 /** 5383 * If the database version for this type of package (internal storage or 5384 * external storage) is less than the version where package signatures 5385 * were updated, return true. 5386 */ 5387 private boolean isCompatSignatureUpdateNeeded(PackageParser.Package scannedPkg) { 5388 final VersionInfo ver = getSettingsVersionForPackage(scannedPkg); 5389 return ver.databaseVersion < DatabaseVersion.SIGNATURE_END_ENTITY; 5390 } 5391 5392 private boolean isRecoverSignatureUpdateNeeded(PackageParser.Package scannedPkg) { 5393 final VersionInfo ver = getSettingsVersionForPackage(scannedPkg); 5394 return ver.databaseVersion < DatabaseVersion.SIGNATURE_MALFORMED_RECOVER; 5395 } 5396 5397 @Override 5398 public List<String> getAllPackages() { 5399 final int callingUid = Binder.getCallingUid(); 5400 final int callingUserId = UserHandle.getUserId(callingUid); 5401 synchronized (mPackages) { 5402 if (canViewInstantApps(callingUid, callingUserId)) { 5403 return new ArrayList<String>(mPackages.keySet()); 5404 } 5405 final String instantAppPkgName = getInstantAppPackageName(callingUid); 5406 final List<String> result = new ArrayList<>(); 5407 if (instantAppPkgName != null) { 5408 // caller is an instant application; filter unexposed applications 5409 for (PackageParser.Package pkg : mPackages.values()) { 5410 if (!pkg.visibleToInstantApps) { 5411 continue; 5412 } 5413 result.add(pkg.packageName); 5414 } 5415 } else { 5416 // caller is a normal application; filter instant applications 5417 for (PackageParser.Package pkg : mPackages.values()) { 5418 final PackageSetting ps = 5419 pkg.mExtras != null ? (PackageSetting) pkg.mExtras : null; 5420 if (ps != null 5421 && ps.getInstantApp(callingUserId) 5422 && !mInstantAppRegistry.isInstantAccessGranted( 5423 callingUserId, UserHandle.getAppId(callingUid), ps.appId)) { 5424 continue; 5425 } 5426 result.add(pkg.packageName); 5427 } 5428 } 5429 return result; 5430 } 5431 } 5432 5433 @Override 5434 public String[] getPackagesForUid(int uid) { 5435 final int callingUid = Binder.getCallingUid(); 5436 final boolean isCallerInstantApp = getInstantAppPackageName(callingUid) != null; 5437 final int userId = UserHandle.getUserId(uid); 5438 uid = UserHandle.getAppId(uid); 5439 // reader 5440 synchronized (mPackages) { 5441 Object obj = mSettings.getUserIdLPr(uid); 5442 if (obj instanceof SharedUserSetting) { 5443 if (isCallerInstantApp) { 5444 return null; 5445 } 5446 final SharedUserSetting sus = (SharedUserSetting) obj; 5447 final int N = sus.packages.size(); 5448 String[] res = new String[N]; 5449 final Iterator<PackageSetting> it = sus.packages.iterator(); 5450 int i = 0; 5451 while (it.hasNext()) { 5452 PackageSetting ps = it.next(); 5453 if (ps.getInstalled(userId)) { 5454 res[i++] = ps.name; 5455 } else { 5456 res = ArrayUtils.removeElement(String.class, res, res[i]); 5457 } 5458 } 5459 return res; 5460 } else if (obj instanceof PackageSetting) { 5461 final PackageSetting ps = (PackageSetting) obj; 5462 if (ps.getInstalled(userId) && !filterAppAccessLPr(ps, callingUid, userId)) { 5463 return new String[]{ps.name}; 5464 } 5465 } 5466 } 5467 return null; 5468 } 5469 5470 @Override 5471 public String getNameForUid(int uid) { 5472 final int callingUid = Binder.getCallingUid(); 5473 if (getInstantAppPackageName(callingUid) != null) { 5474 return null; 5475 } 5476 synchronized (mPackages) { 5477 Object obj = mSettings.getUserIdLPr(UserHandle.getAppId(uid)); 5478 if (obj instanceof SharedUserSetting) { 5479 final SharedUserSetting sus = (SharedUserSetting) obj; 5480 return sus.name + ":" + sus.userId; 5481 } else if (obj instanceof PackageSetting) { 5482 final PackageSetting ps = (PackageSetting) obj; 5483 if (filterAppAccessLPr(ps, callingUid, UserHandle.getUserId(callingUid))) { 5484 return null; 5485 } 5486 return ps.name; 5487 } 5488 return null; 5489 } 5490 } 5491 5492 @Override 5493 public String[] getNamesForUids(int[] uids) { 5494 if (uids == null || uids.length == 0) { 5495 return null; 5496 } 5497 final int callingUid = Binder.getCallingUid(); 5498 if (getInstantAppPackageName(callingUid) != null) { 5499 return null; 5500 } 5501 final String[] names = new String[uids.length]; 5502 synchronized (mPackages) { 5503 for (int i = uids.length - 1; i >= 0; i--) { 5504 final int uid = uids[i]; 5505 Object obj = mSettings.getUserIdLPr(UserHandle.getAppId(uid)); 5506 if (obj instanceof SharedUserSetting) { 5507 final SharedUserSetting sus = (SharedUserSetting) obj; 5508 names[i] = "shared:" + sus.name; 5509 } else if (obj instanceof PackageSetting) { 5510 final PackageSetting ps = (PackageSetting) obj; 5511 if (filterAppAccessLPr(ps, callingUid, UserHandle.getUserId(callingUid))) { 5512 names[i] = null; 5513 } else { 5514 names[i] = ps.name; 5515 } 5516 } else { 5517 names[i] = null; 5518 } 5519 } 5520 } 5521 return names; 5522 } 5523 5524 @Override 5525 public int getUidForSharedUser(String sharedUserName) { 5526 if (getInstantAppPackageName(Binder.getCallingUid()) != null) { 5527 return -1; 5528 } 5529 if (sharedUserName == null) { 5530 return -1; 5531 } 5532 // reader 5533 synchronized (mPackages) { 5534 SharedUserSetting suid; 5535 try { 5536 suid = mSettings.getSharedUserLPw(sharedUserName, 0, 0, false); 5537 if (suid != null) { 5538 return suid.userId; 5539 } 5540 } catch (PackageManagerException ignore) { 5541 // can't happen, but, still need to catch it 5542 } 5543 return -1; 5544 } 5545 } 5546 5547 @Override 5548 public int getFlagsForUid(int uid) { 5549 final int callingUid = Binder.getCallingUid(); 5550 if (getInstantAppPackageName(callingUid) != null) { 5551 return 0; 5552 } 5553 synchronized (mPackages) { 5554 Object obj = mSettings.getUserIdLPr(UserHandle.getAppId(uid)); 5555 if (obj instanceof SharedUserSetting) { 5556 final SharedUserSetting sus = (SharedUserSetting) obj; 5557 return sus.pkgFlags; 5558 } else if (obj instanceof PackageSetting) { 5559 final PackageSetting ps = (PackageSetting) obj; 5560 if (filterAppAccessLPr(ps, callingUid, UserHandle.getUserId(callingUid))) { 5561 return 0; 5562 } 5563 return ps.pkgFlags; 5564 } 5565 } 5566 return 0; 5567 } 5568 5569 @Override 5570 public int getPrivateFlagsForUid(int uid) { 5571 final int callingUid = Binder.getCallingUid(); 5572 if (getInstantAppPackageName(callingUid) != null) { 5573 return 0; 5574 } 5575 synchronized (mPackages) { 5576 Object obj = mSettings.getUserIdLPr(UserHandle.getAppId(uid)); 5577 if (obj instanceof SharedUserSetting) { 5578 final SharedUserSetting sus = (SharedUserSetting) obj; 5579 return sus.pkgPrivateFlags; 5580 } else if (obj instanceof PackageSetting) { 5581 final PackageSetting ps = (PackageSetting) obj; 5582 if (filterAppAccessLPr(ps, callingUid, UserHandle.getUserId(callingUid))) { 5583 return 0; 5584 } 5585 return ps.pkgPrivateFlags; 5586 } 5587 } 5588 return 0; 5589 } 5590 5591 @Override 5592 public boolean isUidPrivileged(int uid) { 5593 if (getInstantAppPackageName(Binder.getCallingUid()) != null) { 5594 return false; 5595 } 5596 uid = UserHandle.getAppId(uid); 5597 // reader 5598 synchronized (mPackages) { 5599 Object obj = mSettings.getUserIdLPr(uid); 5600 if (obj instanceof SharedUserSetting) { 5601 final SharedUserSetting sus = (SharedUserSetting) obj; 5602 final Iterator<PackageSetting> it = sus.packages.iterator(); 5603 while (it.hasNext()) { 5604 if (it.next().isPrivileged()) { 5605 return true; 5606 } 5607 } 5608 } else if (obj instanceof PackageSetting) { 5609 final PackageSetting ps = (PackageSetting) obj; 5610 return ps.isPrivileged(); 5611 } 5612 } 5613 return false; 5614 } 5615 5616 @Override 5617 public String[] getAppOpPermissionPackages(String permName) { 5618 return mPermissionManager.getAppOpPermissionPackages(permName); 5619 } 5620 5621 @Override 5622 public ResolveInfo resolveIntent(Intent intent, String resolvedType, 5623 int flags, int userId) { 5624 return resolveIntentInternal( 5625 intent, resolvedType, flags, userId, false /*resolveForStart*/); 5626 } 5627 5628 /** 5629 * Normally instant apps can only be resolved when they're visible to the caller. 5630 * However, if {@code resolveForStart} is {@code true}, all instant apps are visible 5631 * since we need to allow the system to start any installed application. 5632 */ 5633 private ResolveInfo resolveIntentInternal(Intent intent, String resolvedType, 5634 int flags, int userId, boolean resolveForStart) { 5635 try { 5636 Trace.traceBegin(TRACE_TAG_PACKAGE_MANAGER, "resolveIntent"); 5637 5638 if (!sUserManager.exists(userId)) return null; 5639 final int callingUid = Binder.getCallingUid(); 5640 flags = updateFlagsForResolve(flags, userId, intent, callingUid, resolveForStart); 5641 mPermissionManager.enforceCrossUserPermission(callingUid, userId, 5642 false /*requireFullPermission*/, false /*checkShell*/, "resolve intent"); 5643 5644 Trace.traceBegin(TRACE_TAG_PACKAGE_MANAGER, "queryIntentActivities"); 5645 final List<ResolveInfo> query = queryIntentActivitiesInternal(intent, resolvedType, 5646 flags, callingUid, userId, resolveForStart, true /*allowDynamicSplits*/); 5647 Trace.traceEnd(TRACE_TAG_PACKAGE_MANAGER); 5648 5649 final ResolveInfo bestChoice = 5650 chooseBestActivity(intent, resolvedType, flags, query, userId); 5651 return bestChoice; 5652 } finally { 5653 Trace.traceEnd(TRACE_TAG_PACKAGE_MANAGER); 5654 } 5655 } 5656 5657 @Override 5658 public ResolveInfo findPersistentPreferredActivity(Intent intent, int userId) { 5659 if (!UserHandle.isSameApp(Binder.getCallingUid(), Process.SYSTEM_UID)) { 5660 throw new SecurityException( 5661 "findPersistentPreferredActivity can only be run by the system"); 5662 } 5663 if (!sUserManager.exists(userId)) { 5664 return null; 5665 } 5666 final int callingUid = Binder.getCallingUid(); 5667 intent = updateIntentForResolve(intent); 5668 final String resolvedType = intent.resolveTypeIfNeeded(mContext.getContentResolver()); 5669 final int flags = updateFlagsForResolve( 5670 0, userId, intent, callingUid, false /*includeInstantApps*/); 5671 final List<ResolveInfo> query = queryIntentActivitiesInternal(intent, resolvedType, flags, 5672 userId); 5673 synchronized (mPackages) { 5674 return findPersistentPreferredActivityLP(intent, resolvedType, flags, query, false, 5675 userId); 5676 } 5677 } 5678 5679 @Override 5680 public void setLastChosenActivity(Intent intent, String resolvedType, int flags, 5681 IntentFilter filter, int match, ComponentName activity) { 5682 if (getInstantAppPackageName(Binder.getCallingUid()) != null) { 5683 return; 5684 } 5685 final int userId = UserHandle.getCallingUserId(); 5686 if (DEBUG_PREFERRED) { 5687 Log.v(TAG, "setLastChosenActivity intent=" + intent 5688 + " resolvedType=" + resolvedType 5689 + " flags=" + flags 5690 + " filter=" + filter 5691 + " match=" + match 5692 + " activity=" + activity); 5693 filter.dump(new PrintStreamPrinter(System.out), " "); 5694 } 5695 intent.setComponent(null); 5696 final List<ResolveInfo> query = queryIntentActivitiesInternal(intent, resolvedType, flags, 5697 userId); 5698 // Find any earlier preferred or last chosen entries and nuke them 5699 findPreferredActivity(intent, resolvedType, 5700 flags, query, 0, false, true, false, userId); 5701 // Add the new activity as the last chosen for this filter 5702 addPreferredActivityInternal(filter, match, null, activity, false, userId, 5703 "Setting last chosen"); 5704 } 5705 5706 @Override 5707 public ResolveInfo getLastChosenActivity(Intent intent, String resolvedType, int flags) { 5708 if (getInstantAppPackageName(Binder.getCallingUid()) != null) { 5709 return null; 5710 } 5711 final int userId = UserHandle.getCallingUserId(); 5712 if (DEBUG_PREFERRED) Log.v(TAG, "Querying last chosen activity for " + intent); 5713 final List<ResolveInfo> query = queryIntentActivitiesInternal(intent, resolvedType, flags, 5714 userId); 5715 return findPreferredActivity(intent, resolvedType, flags, query, 0, 5716 false, false, false, userId); 5717 } 5718 5719 /** 5720 * Returns whether or not instant apps have been disabled remotely. 5721 */ 5722 private boolean isEphemeralDisabled() { 5723 return mEphemeralAppsDisabled; 5724 } 5725 5726 private boolean isInstantAppAllowed( 5727 Intent intent, List<ResolveInfo> resolvedActivities, int userId, 5728 boolean skipPackageCheck) { 5729 if (mInstantAppResolverConnection == null) { 5730 return false; 5731 } 5732 if (mInstantAppInstallerActivity == null) { 5733 return false; 5734 } 5735 if (intent.getComponent() != null) { 5736 return false; 5737 } 5738 if ((intent.getFlags() & Intent.FLAG_IGNORE_EPHEMERAL) != 0) { 5739 return false; 5740 } 5741 if (!skipPackageCheck && intent.getPackage() != null) { 5742 return false; 5743 } 5744 final boolean isWebUri = hasWebURI(intent); 5745 if (!isWebUri || intent.getData().getHost() == null) { 5746 return false; 5747 } 5748 // Deny ephemeral apps if the user chose _ALWAYS or _ALWAYS_ASK for intent resolution. 5749 // Or if there's already an ephemeral app installed that handles the action 5750 synchronized (mPackages) { 5751 final int count = (resolvedActivities == null ? 0 : resolvedActivities.size()); 5752 for (int n = 0; n < count; n++) { 5753 final ResolveInfo info = resolvedActivities.get(n); 5754 final String packageName = info.activityInfo.packageName; 5755 final PackageSetting ps = mSettings.mPackages.get(packageName); 5756 if (ps != null) { 5757 // only check domain verification status if the app is not a browser 5758 if (!info.handleAllWebDataURI) { 5759 // Try to get the status from User settings first 5760 final long packedStatus = getDomainVerificationStatusLPr(ps, userId); 5761 final int status = (int) (packedStatus >> 32); 5762 if (status == INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_ALWAYS 5763 || status == INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_ALWAYS_ASK) { 5764 if (DEBUG_EPHEMERAL) { 5765 Slog.v(TAG, "DENY instant app;" 5766 + " pkg: " + packageName + ", status: " + status); 5767 } 5768 return false; 5769 } 5770 } 5771 if (ps.getInstantApp(userId)) { 5772 if (DEBUG_EPHEMERAL) { 5773 Slog.v(TAG, "DENY instant app installed;" 5774 + " pkg: " + packageName); 5775 } 5776 return false; 5777 } 5778 } 5779 } 5780 } 5781 // We've exhausted all ways to deny ephemeral application; let the system look for them. 5782 return true; 5783 } 5784 5785 private void requestInstantAppResolutionPhaseTwo(AuxiliaryResolveInfo responseObj, 5786 Intent origIntent, String resolvedType, String callingPackage, 5787 Bundle verificationBundle, int userId) { 5788 final Message msg = mHandler.obtainMessage(INSTANT_APP_RESOLUTION_PHASE_TWO, 5789 new InstantAppRequest(responseObj, origIntent, resolvedType, 5790 callingPackage, userId, verificationBundle, false /*resolveForStart*/)); 5791 mHandler.sendMessage(msg); 5792 } 5793 5794 private ResolveInfo chooseBestActivity(Intent intent, String resolvedType, 5795 int flags, List<ResolveInfo> query, int userId) { 5796 if (query != null) { 5797 final int N = query.size(); 5798 if (N == 1) { 5799 return query.get(0); 5800 } else if (N > 1) { 5801 final boolean debug = ((intent.getFlags() & Intent.FLAG_DEBUG_LOG_RESOLUTION) != 0); 5802 // If there is more than one activity with the same priority, 5803 // then let the user decide between them. 5804 ResolveInfo r0 = query.get(0); 5805 ResolveInfo r1 = query.get(1); 5806 if (DEBUG_INTENT_MATCHING || debug) { 5807 Slog.v(TAG, r0.activityInfo.name + "=" + r0.priority + " vs " 5808 + r1.activityInfo.name + "=" + r1.priority); 5809 } 5810 // If the first activity has a higher priority, or a different 5811 // default, then it is always desirable to pick it. 5812 if (r0.priority != r1.priority 5813 || r0.preferredOrder != r1.preferredOrder 5814 || r0.isDefault != r1.isDefault) { 5815 return query.get(0); 5816 } 5817 // If we have saved a preference for a preferred activity for 5818 // this Intent, use that. 5819 ResolveInfo ri = findPreferredActivity(intent, resolvedType, 5820 flags, query, r0.priority, true, false, debug, userId); 5821 if (ri != null) { 5822 return ri; 5823 } 5824 // If we have an ephemeral app, use it 5825 for (int i = 0; i < N; i++) { 5826 ri = query.get(i); 5827 if (ri.activityInfo.applicationInfo.isInstantApp()) { 5828 final String packageName = ri.activityInfo.packageName; 5829 final PackageSetting ps = mSettings.mPackages.get(packageName); 5830 final long packedStatus = getDomainVerificationStatusLPr(ps, userId); 5831 final int status = (int)(packedStatus >> 32); 5832 if (status != INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_ALWAYS_ASK) { 5833 return ri; 5834 } 5835 } 5836 } 5837 ri = new ResolveInfo(mResolveInfo); 5838 ri.activityInfo = new ActivityInfo(ri.activityInfo); 5839 ri.activityInfo.labelRes = ResolverActivity.getLabelRes(intent.getAction()); 5840 // If all of the options come from the same package, show the application's 5841 // label and icon instead of the generic resolver's. 5842 // Some calls like Intent.resolveActivityInfo query the ResolveInfo from here 5843 // and then throw away the ResolveInfo itself, meaning that the caller loses 5844 // the resolvePackageName. Therefore the activityInfo.labelRes above provides 5845 // a fallback for this case; we only set the target package's resources on 5846 // the ResolveInfo, not the ActivityInfo. 5847 final String intentPackage = intent.getPackage(); 5848 if (!TextUtils.isEmpty(intentPackage) && allHavePackage(query, intentPackage)) { 5849 final ApplicationInfo appi = query.get(0).activityInfo.applicationInfo; 5850 ri.resolvePackageName = intentPackage; 5851 if (userNeedsBadging(userId)) { 5852 ri.noResourceId = true; 5853 } else { 5854 ri.icon = appi.icon; 5855 } 5856 ri.iconResourceId = appi.icon; 5857 ri.labelRes = appi.labelRes; 5858 } 5859 ri.activityInfo.applicationInfo = new ApplicationInfo( 5860 ri.activityInfo.applicationInfo); 5861 if (userId != 0) { 5862 ri.activityInfo.applicationInfo.uid = UserHandle.getUid(userId, 5863 UserHandle.getAppId(ri.activityInfo.applicationInfo.uid)); 5864 } 5865 // Make sure that the resolver is displayable in car mode 5866 if (ri.activityInfo.metaData == null) ri.activityInfo.metaData = new Bundle(); 5867 ri.activityInfo.metaData.putBoolean(Intent.METADATA_DOCK_HOME, true); 5868 return ri; 5869 } 5870 } 5871 return null; 5872 } 5873 5874 /** 5875 * Return true if the given list is not empty and all of its contents have 5876 * an activityInfo with the given package name. 5877 */ 5878 private boolean allHavePackage(List<ResolveInfo> list, String packageName) { 5879 if (ArrayUtils.isEmpty(list)) { 5880 return false; 5881 } 5882 for (int i = 0, N = list.size(); i < N; i++) { 5883 final ResolveInfo ri = list.get(i); 5884 final ActivityInfo ai = ri != null ? ri.activityInfo : null; 5885 if (ai == null || !packageName.equals(ai.packageName)) { 5886 return false; 5887 } 5888 } 5889 return true; 5890 } 5891 5892 private ResolveInfo findPersistentPreferredActivityLP(Intent intent, String resolvedType, 5893 int flags, List<ResolveInfo> query, boolean debug, int userId) { 5894 final int N = query.size(); 5895 PersistentPreferredIntentResolver ppir = mSettings.mPersistentPreferredActivities 5896 .get(userId); 5897 // Get the list of persistent preferred activities that handle the intent 5898 if (DEBUG_PREFERRED || debug) Slog.v(TAG, "Looking for presistent preferred activities..."); 5899 List<PersistentPreferredActivity> pprefs = ppir != null 5900 ? ppir.queryIntent(intent, resolvedType, 5901 (flags & PackageManager.MATCH_DEFAULT_ONLY) != 0, 5902 userId) 5903 : null; 5904 if (pprefs != null && pprefs.size() > 0) { 5905 final int M = pprefs.size(); 5906 for (int i=0; i<M; i++) { 5907 final PersistentPreferredActivity ppa = pprefs.get(i); 5908 if (DEBUG_PREFERRED || debug) { 5909 Slog.v(TAG, "Checking PersistentPreferredActivity ds=" 5910 + (ppa.countDataSchemes() > 0 ? ppa.getDataScheme(0) : "<none>") 5911 + "\n component=" + ppa.mComponent); 5912 ppa.dump(new LogPrinter(Log.VERBOSE, TAG, Log.LOG_ID_SYSTEM), " "); 5913 } 5914 final ActivityInfo ai = getActivityInfo(ppa.mComponent, 5915 flags | MATCH_DISABLED_COMPONENTS, userId); 5916 if (DEBUG_PREFERRED || debug) { 5917 Slog.v(TAG, "Found persistent preferred activity:"); 5918 if (ai != null) { 5919 ai.dump(new LogPrinter(Log.VERBOSE, TAG, Log.LOG_ID_SYSTEM), " "); 5920 } else { 5921 Slog.v(TAG, " null"); 5922 } 5923 } 5924 if (ai == null) { 5925 // This previously registered persistent preferred activity 5926 // component is no longer known. Ignore it and do NOT remove it. 5927 continue; 5928 } 5929 for (int j=0; j<N; j++) { 5930 final ResolveInfo ri = query.get(j); 5931 if (!ri.activityInfo.applicationInfo.packageName 5932 .equals(ai.applicationInfo.packageName)) { 5933 continue; 5934 } 5935 if (!ri.activityInfo.name.equals(ai.name)) { 5936 continue; 5937 } 5938 // Found a persistent preference that can handle the intent. 5939 if (DEBUG_PREFERRED || debug) { 5940 Slog.v(TAG, "Returning persistent preferred activity: " + 5941 ri.activityInfo.packageName + "/" + ri.activityInfo.name); 5942 } 5943 return ri; 5944 } 5945 } 5946 } 5947 return null; 5948 } 5949 5950 // TODO: handle preferred activities missing while user has amnesia 5951 ResolveInfo findPreferredActivity(Intent intent, String resolvedType, int flags, 5952 List<ResolveInfo> query, int priority, boolean always, 5953 boolean removeMatches, boolean debug, int userId) { 5954 if (!sUserManager.exists(userId)) return null; 5955 final int callingUid = Binder.getCallingUid(); 5956 flags = updateFlagsForResolve( 5957 flags, userId, intent, callingUid, false /*includeInstantApps*/); 5958 intent = updateIntentForResolve(intent); 5959 // writer 5960 synchronized (mPackages) { 5961 // Try to find a matching persistent preferred activity. 5962 ResolveInfo pri = findPersistentPreferredActivityLP(intent, resolvedType, flags, query, 5963 debug, userId); 5964 5965 // If a persistent preferred activity matched, use it. 5966 if (pri != null) { 5967 return pri; 5968 } 5969 5970 PreferredIntentResolver pir = mSettings.mPreferredActivities.get(userId); 5971 // Get the list of preferred activities that handle the intent 5972 if (DEBUG_PREFERRED || debug) Slog.v(TAG, "Looking for preferred activities..."); 5973 List<PreferredActivity> prefs = pir != null 5974 ? pir.queryIntent(intent, resolvedType, 5975 (flags & PackageManager.MATCH_DEFAULT_ONLY) != 0, 5976 userId) 5977 : null; 5978 if (prefs != null && prefs.size() > 0) { 5979 boolean changed = false; 5980 try { 5981 // First figure out how good the original match set is. 5982 // We will only allow preferred activities that came 5983 // from the same match quality. 5984 int match = 0; 5985 5986 if (DEBUG_PREFERRED || debug) Slog.v(TAG, "Figuring out best match..."); 5987 5988 final int N = query.size(); 5989 for (int j=0; j<N; j++) { 5990 final ResolveInfo ri = query.get(j); 5991 if (DEBUG_PREFERRED || debug) Slog.v(TAG, "Match for " + ri.activityInfo 5992 + ": 0x" + Integer.toHexString(match)); 5993 if (ri.match > match) { 5994 match = ri.match; 5995 } 5996 } 5997 5998 if (DEBUG_PREFERRED || debug) Slog.v(TAG, "Best match: 0x" 5999 + Integer.toHexString(match)); 6000 6001 match &= IntentFilter.MATCH_CATEGORY_MASK; 6002 final int M = prefs.size(); 6003 for (int i=0; i<M; i++) { 6004 final PreferredActivity pa = prefs.get(i); 6005 if (DEBUG_PREFERRED || debug) { 6006 Slog.v(TAG, "Checking PreferredActivity ds=" 6007 + (pa.countDataSchemes() > 0 ? pa.getDataScheme(0) : "<none>") 6008 + "\n component=" + pa.mPref.mComponent); 6009 pa.dump(new LogPrinter(Log.VERBOSE, TAG, Log.LOG_ID_SYSTEM), " "); 6010 } 6011 if (pa.mPref.mMatch != match) { 6012 if (DEBUG_PREFERRED || debug) Slog.v(TAG, "Skipping bad match " 6013 + Integer.toHexString(pa.mPref.mMatch)); 6014 continue; 6015 } 6016 // If it's not an "always" type preferred activity and that's what we're 6017 // looking for, skip it. 6018 if (always && !pa.mPref.mAlways) { 6019 if (DEBUG_PREFERRED || debug) Slog.v(TAG, "Skipping mAlways=false entry"); 6020 continue; 6021 } 6022 final ActivityInfo ai = getActivityInfo( 6023 pa.mPref.mComponent, flags | MATCH_DISABLED_COMPONENTS 6024 | MATCH_DIRECT_BOOT_AWARE | MATCH_DIRECT_BOOT_UNAWARE, 6025 userId); 6026 if (DEBUG_PREFERRED || debug) { 6027 Slog.v(TAG, "Found preferred activity:"); 6028 if (ai != null) { 6029 ai.dump(new LogPrinter(Log.VERBOSE, TAG, Log.LOG_ID_SYSTEM), " "); 6030 } else { 6031 Slog.v(TAG, " null"); 6032 } 6033 } 6034 if (ai == null) { 6035 // This previously registered preferred activity 6036 // component is no longer known. Most likely an update 6037 // to the app was installed and in the new version this 6038 // component no longer exists. Clean it up by removing 6039 // it from the preferred activities list, and skip it. 6040 Slog.w(TAG, "Removing dangling preferred activity: " 6041 + pa.mPref.mComponent); 6042 pir.removeFilter(pa); 6043 changed = true; 6044 continue; 6045 } 6046 for (int j=0; j<N; j++) { 6047 final ResolveInfo ri = query.get(j); 6048 if (!ri.activityInfo.applicationInfo.packageName 6049 .equals(ai.applicationInfo.packageName)) { 6050 continue; 6051 } 6052 if (!ri.activityInfo.name.equals(ai.name)) { 6053 continue; 6054 } 6055 6056 if (removeMatches) { 6057 pir.removeFilter(pa); 6058 changed = true; 6059 if (DEBUG_PREFERRED) { 6060 Slog.v(TAG, "Removing match " + pa.mPref.mComponent); 6061 } 6062 break; 6063 } 6064 6065 // Okay we found a previously set preferred or last chosen app. 6066 // If the result set is different from when this 6067 // was created, and is not a subset of the preferred set, we need to 6068 // clear it and re-ask the user their preference, if we're looking for 6069 // an "always" type entry. 6070 if (always && !pa.mPref.sameSet(query)) { 6071 if (pa.mPref.isSuperset(query)) { 6072 // some components of the set are no longer present in 6073 // the query, but the preferred activity can still be reused 6074 if (DEBUG_PREFERRED) { 6075 Slog.i(TAG, "Result set changed, but PreferredActivity is" 6076 + " still valid as only non-preferred components" 6077 + " were removed for " + intent + " type " 6078 + resolvedType); 6079 } 6080 // remove obsolete components and re-add the up-to-date filter 6081 PreferredActivity freshPa = new PreferredActivity(pa, 6082 pa.mPref.mMatch, 6083 pa.mPref.discardObsoleteComponents(query), 6084 pa.mPref.mComponent, 6085 pa.mPref.mAlways); 6086 pir.removeFilter(pa); 6087 pir.addFilter(freshPa); 6088 changed = true; 6089 } else { 6090 Slog.i(TAG, 6091 "Result set changed, dropping preferred activity for " 6092 + intent + " type " + resolvedType); 6093 if (DEBUG_PREFERRED) { 6094 Slog.v(TAG, "Removing preferred activity since set changed " 6095 + pa.mPref.mComponent); 6096 } 6097 pir.removeFilter(pa); 6098 // Re-add the filter as a "last chosen" entry (!always) 6099 PreferredActivity lastChosen = new PreferredActivity( 6100 pa, pa.mPref.mMatch, null, pa.mPref.mComponent, false); 6101 pir.addFilter(lastChosen); 6102 changed = true; 6103 return null; 6104 } 6105 } 6106 6107 // Yay! Either the set matched or we're looking for the last chosen 6108 if (DEBUG_PREFERRED || debug) Slog.v(TAG, "Returning preferred activity: " 6109 + ri.activityInfo.packageName + "/" + ri.activityInfo.name); 6110 return ri; 6111 } 6112 } 6113 } finally { 6114 if (changed) { 6115 if (DEBUG_PREFERRED) { 6116 Slog.v(TAG, "Preferred activity bookkeeping changed; writing restrictions"); 6117 } 6118 scheduleWritePackageRestrictionsLocked(userId); 6119 } 6120 } 6121 } 6122 } 6123 if (DEBUG_PREFERRED || debug) Slog.v(TAG, "No preferred activity to return"); 6124 return null; 6125 } 6126 6127 /* 6128 * Returns if intent can be forwarded from the sourceUserId to the targetUserId 6129 */ 6130 @Override 6131 public boolean canForwardTo(Intent intent, String resolvedType, int sourceUserId, 6132 int targetUserId) { 6133 mContext.enforceCallingOrSelfPermission( 6134 android.Manifest.permission.INTERACT_ACROSS_USERS_FULL, null); 6135 List<CrossProfileIntentFilter> matches = 6136 getMatchingCrossProfileIntentFilters(intent, resolvedType, sourceUserId); 6137 if (matches != null) { 6138 int size = matches.size(); 6139 for (int i = 0; i < size; i++) { 6140 if (matches.get(i).getTargetUserId() == targetUserId) return true; 6141 } 6142 } 6143 if (hasWebURI(intent)) { 6144 // cross-profile app linking works only towards the parent. 6145 final int callingUid = Binder.getCallingUid(); 6146 final UserInfo parent = getProfileParent(sourceUserId); 6147 synchronized(mPackages) { 6148 int flags = updateFlagsForResolve(0, parent.id, intent, callingUid, 6149 false /*includeInstantApps*/); 6150 CrossProfileDomainInfo xpDomainInfo = getCrossProfileDomainPreferredLpr( 6151 intent, resolvedType, flags, sourceUserId, parent.id); 6152 return xpDomainInfo != null; 6153 } 6154 } 6155 return false; 6156 } 6157 6158 private UserInfo getProfileParent(int userId) { 6159 final long identity = Binder.clearCallingIdentity(); 6160 try { 6161 return sUserManager.getProfileParent(userId); 6162 } finally { 6163 Binder.restoreCallingIdentity(identity); 6164 } 6165 } 6166 6167 private List<CrossProfileIntentFilter> getMatchingCrossProfileIntentFilters(Intent intent, 6168 String resolvedType, int userId) { 6169 CrossProfileIntentResolver resolver = mSettings.mCrossProfileIntentResolvers.get(userId); 6170 if (resolver != null) { 6171 return resolver.queryIntent(intent, resolvedType, false /*defaultOnly*/, userId); 6172 } 6173 return null; 6174 } 6175 6176 @Override 6177 public @NonNull ParceledListSlice<ResolveInfo> queryIntentActivities(Intent intent, 6178 String resolvedType, int flags, int userId) { 6179 try { 6180 Trace.traceBegin(TRACE_TAG_PACKAGE_MANAGER, "queryIntentActivities"); 6181 6182 return new ParceledListSlice<>( 6183 queryIntentActivitiesInternal(intent, resolvedType, flags, userId)); 6184 } finally { 6185 Trace.traceEnd(TRACE_TAG_PACKAGE_MANAGER); 6186 } 6187 } 6188 6189 /** 6190 * Returns the package name of the calling Uid if it's an instant app. If it isn't 6191 * instant, returns {@code null}. 6192 */ 6193 private String getInstantAppPackageName(int callingUid) { 6194 synchronized (mPackages) { 6195 // If the caller is an isolated app use the owner's uid for the lookup. 6196 if (Process.isIsolated(callingUid)) { 6197 callingUid = mIsolatedOwners.get(callingUid); 6198 } 6199 final int appId = UserHandle.getAppId(callingUid); 6200 final Object obj = mSettings.getUserIdLPr(appId); 6201 if (obj instanceof PackageSetting) { 6202 final PackageSetting ps = (PackageSetting) obj; 6203 final boolean isInstantApp = ps.getInstantApp(UserHandle.getUserId(callingUid)); 6204 return isInstantApp ? ps.pkg.packageName : null; 6205 } 6206 } 6207 return null; 6208 } 6209 6210 private @NonNull List<ResolveInfo> queryIntentActivitiesInternal(Intent intent, 6211 String resolvedType, int flags, int userId) { 6212 return queryIntentActivitiesInternal( 6213 intent, resolvedType, flags, Binder.getCallingUid(), userId, 6214 false /*resolveForStart*/, true /*allowDynamicSplits*/); 6215 } 6216 6217 private @NonNull List<ResolveInfo> queryIntentActivitiesInternal(Intent intent, 6218 String resolvedType, int flags, int filterCallingUid, int userId, 6219 boolean resolveForStart, boolean allowDynamicSplits) { 6220 if (!sUserManager.exists(userId)) return Collections.emptyList(); 6221 final String instantAppPkgName = getInstantAppPackageName(filterCallingUid); 6222 mPermissionManager.enforceCrossUserPermission(Binder.getCallingUid(), userId, 6223 false /* requireFullPermission */, false /* checkShell */, 6224 "query intent activities"); 6225 final String pkgName = intent.getPackage(); 6226 ComponentName comp = intent.getComponent(); 6227 if (comp == null) { 6228 if (intent.getSelector() != null) { 6229 intent = intent.getSelector(); 6230 comp = intent.getComponent(); 6231 } 6232 } 6233 6234 flags = updateFlagsForResolve(flags, userId, intent, filterCallingUid, resolveForStart, 6235 comp != null || pkgName != null /*onlyExposedExplicitly*/); 6236 if (comp != null) { 6237 final List<ResolveInfo> list = new ArrayList<ResolveInfo>(1); 6238 final ActivityInfo ai = getActivityInfo(comp, flags, userId); 6239 if (ai != null) { 6240 // When specifying an explicit component, we prevent the activity from being 6241 // used when either 1) the calling package is normal and the activity is within 6242 // an ephemeral application or 2) the calling package is ephemeral and the 6243 // activity is not visible to ephemeral applications. 6244 final boolean matchInstantApp = 6245 (flags & PackageManager.MATCH_INSTANT) != 0; 6246 final boolean matchVisibleToInstantAppOnly = 6247 (flags & PackageManager.MATCH_VISIBLE_TO_INSTANT_APP_ONLY) != 0; 6248 final boolean matchExplicitlyVisibleOnly = 6249 (flags & PackageManager.MATCH_EXPLICITLY_VISIBLE_ONLY) != 0; 6250 final boolean isCallerInstantApp = 6251 instantAppPkgName != null; 6252 final boolean isTargetSameInstantApp = 6253 comp.getPackageName().equals(instantAppPkgName); 6254 final boolean isTargetInstantApp = 6255 (ai.applicationInfo.privateFlags 6256 & ApplicationInfo.PRIVATE_FLAG_INSTANT) != 0; 6257 final boolean isTargetVisibleToInstantApp = 6258 (ai.flags & ActivityInfo.FLAG_VISIBLE_TO_INSTANT_APP) != 0; 6259 final boolean isTargetExplicitlyVisibleToInstantApp = 6260 isTargetVisibleToInstantApp 6261 && (ai.flags & ActivityInfo.FLAG_IMPLICITLY_VISIBLE_TO_INSTANT_APP) == 0; 6262 final boolean isTargetHiddenFromInstantApp = 6263 !isTargetVisibleToInstantApp 6264 || (matchExplicitlyVisibleOnly && !isTargetExplicitlyVisibleToInstantApp); 6265 final boolean blockResolution = 6266 !isTargetSameInstantApp 6267 && ((!matchInstantApp && !isCallerInstantApp && isTargetInstantApp) 6268 || (matchVisibleToInstantAppOnly && isCallerInstantApp 6269 && isTargetHiddenFromInstantApp)); 6270 if (!blockResolution) { 6271 final ResolveInfo ri = new ResolveInfo(); 6272 ri.activityInfo = ai; 6273 list.add(ri); 6274 } 6275 } 6276 return applyPostResolutionFilter( 6277 list, instantAppPkgName, allowDynamicSplits, filterCallingUid, userId); 6278 } 6279 6280 // reader 6281 boolean sortResult = false; 6282 boolean addEphemeral = false; 6283 List<ResolveInfo> result; 6284 final boolean ephemeralDisabled = isEphemeralDisabled(); 6285 synchronized (mPackages) { 6286 if (pkgName == null) { 6287 List<CrossProfileIntentFilter> matchingFilters = 6288 getMatchingCrossProfileIntentFilters(intent, resolvedType, userId); 6289 // Check for results that need to skip the current profile. 6290 ResolveInfo xpResolveInfo = querySkipCurrentProfileIntents(matchingFilters, intent, 6291 resolvedType, flags, userId); 6292 if (xpResolveInfo != null) { 6293 List<ResolveInfo> xpResult = new ArrayList<ResolveInfo>(1); 6294 xpResult.add(xpResolveInfo); 6295 return applyPostResolutionFilter( 6296 filterIfNotSystemUser(xpResult, userId), instantAppPkgName, 6297 allowDynamicSplits, filterCallingUid, userId); 6298 } 6299 6300 // Check for results in the current profile. 6301 result = filterIfNotSystemUser(mActivities.queryIntent( 6302 intent, resolvedType, flags, userId), userId); 6303 addEphemeral = !ephemeralDisabled 6304 && isInstantAppAllowed(intent, result, userId, false /*skipPackageCheck*/); 6305 // Check for cross profile results. 6306 boolean hasNonNegativePriorityResult = hasNonNegativePriority(result); 6307 xpResolveInfo = queryCrossProfileIntents( 6308 matchingFilters, intent, resolvedType, flags, userId, 6309 hasNonNegativePriorityResult); 6310 if (xpResolveInfo != null && isUserEnabled(xpResolveInfo.targetUserId)) { 6311 boolean isVisibleToUser = filterIfNotSystemUser( 6312 Collections.singletonList(xpResolveInfo), userId).size() > 0; 6313 if (isVisibleToUser) { 6314 result.add(xpResolveInfo); 6315 sortResult = true; 6316 } 6317 } 6318 if (hasWebURI(intent)) { 6319 CrossProfileDomainInfo xpDomainInfo = null; 6320 final UserInfo parent = getProfileParent(userId); 6321 if (parent != null) { 6322 xpDomainInfo = getCrossProfileDomainPreferredLpr(intent, resolvedType, 6323 flags, userId, parent.id); 6324 } 6325 if (xpDomainInfo != null) { 6326 if (xpResolveInfo != null) { 6327 // If we didn't remove it, the cross-profile ResolveInfo would be twice 6328 // in the result. 6329 result.remove(xpResolveInfo); 6330 } 6331 if (result.size() == 0 && !addEphemeral) { 6332 // No result in current profile, but found candidate in parent user. 6333 // And we are not going to add emphemeral app, so we can return the 6334 // result straight away. 6335 result.add(xpDomainInfo.resolveInfo); 6336 return applyPostResolutionFilter(result, instantAppPkgName, 6337 allowDynamicSplits, filterCallingUid, userId); 6338 } 6339 } else if (result.size() <= 1 && !addEphemeral) { 6340 // No result in parent user and <= 1 result in current profile, and we 6341 // are not going to add emphemeral app, so we can return the result without 6342 // further processing. 6343 return applyPostResolutionFilter(result, instantAppPkgName, 6344 allowDynamicSplits, filterCallingUid, userId); 6345 } 6346 // We have more than one candidate (combining results from current and parent 6347 // profile), so we need filtering and sorting. 6348 result = filterCandidatesWithDomainPreferredActivitiesLPr( 6349 intent, flags, result, xpDomainInfo, userId); 6350 sortResult = true; 6351 } 6352 } else { 6353 final PackageParser.Package pkg = mPackages.get(pkgName); 6354 result = null; 6355 if (pkg != null) { 6356 result = filterIfNotSystemUser( 6357 mActivities.queryIntentForPackage( 6358 intent, resolvedType, flags, pkg.activities, userId), 6359 userId); 6360 } 6361 if (result == null || result.size() == 0) { 6362 // the caller wants to resolve for a particular package; however, there 6363 // were no installed results, so, try to find an ephemeral result 6364 addEphemeral = !ephemeralDisabled 6365 && isInstantAppAllowed( 6366 intent, null /*result*/, userId, true /*skipPackageCheck*/); 6367 if (result == null) { 6368 result = new ArrayList<>(); 6369 } 6370 } 6371 } 6372 } 6373 if (addEphemeral) { 6374 result = maybeAddInstantAppInstaller( 6375 result, intent, resolvedType, flags, userId, resolveForStart); 6376 } 6377 if (sortResult) { 6378 Collections.sort(result, mResolvePrioritySorter); 6379 } 6380 return applyPostResolutionFilter( 6381 result, instantAppPkgName, allowDynamicSplits, filterCallingUid, userId); 6382 } 6383 6384 private List<ResolveInfo> maybeAddInstantAppInstaller(List<ResolveInfo> result, Intent intent, 6385 String resolvedType, int flags, int userId, boolean resolveForStart) { 6386 // first, check to see if we've got an instant app already installed 6387 final boolean alreadyResolvedLocally = (flags & PackageManager.MATCH_INSTANT) != 0; 6388 ResolveInfo localInstantApp = null; 6389 boolean blockResolution = false; 6390 if (!alreadyResolvedLocally) { 6391 final List<ResolveInfo> instantApps = mActivities.queryIntent(intent, resolvedType, 6392 flags 6393 | PackageManager.GET_RESOLVED_FILTER 6394 | PackageManager.MATCH_INSTANT 6395 | PackageManager.MATCH_VISIBLE_TO_INSTANT_APP_ONLY, 6396 userId); 6397 for (int i = instantApps.size() - 1; i >= 0; --i) { 6398 final ResolveInfo info = instantApps.get(i); 6399 final String packageName = info.activityInfo.packageName; 6400 final PackageSetting ps = mSettings.mPackages.get(packageName); 6401 if (ps.getInstantApp(userId)) { 6402 final long packedStatus = getDomainVerificationStatusLPr(ps, userId); 6403 final int status = (int)(packedStatus >> 32); 6404 final int linkGeneration = (int)(packedStatus & 0xFFFFFFFF); 6405 if (status == INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_NEVER) { 6406 // there's a local instant application installed, but, the user has 6407 // chosen to never use it; skip resolution and don't acknowledge 6408 // an instant application is even available 6409 if (DEBUG_EPHEMERAL) { 6410 Slog.v(TAG, "Instant app marked to never run; pkg: " + packageName); 6411 } 6412 blockResolution = true; 6413 break; 6414 } else { 6415 // we have a locally installed instant application; skip resolution 6416 // but acknowledge there's an instant application available 6417 if (DEBUG_EPHEMERAL) { 6418 Slog.v(TAG, "Found installed instant app; pkg: " + packageName); 6419 } 6420 localInstantApp = info; 6421 break; 6422 } 6423 } 6424 } 6425 } 6426 // no app installed, let's see if one's available 6427 AuxiliaryResolveInfo auxiliaryResponse = null; 6428 if (!blockResolution) { 6429 if (localInstantApp == null) { 6430 // we don't have an instant app locally, resolve externally 6431 Trace.traceBegin(TRACE_TAG_PACKAGE_MANAGER, "resolveEphemeral"); 6432 final InstantAppRequest requestObject = new InstantAppRequest( 6433 null /*responseObj*/, intent /*origIntent*/, resolvedType, 6434 null /*callingPackage*/, userId, null /*verificationBundle*/, 6435 resolveForStart); 6436 auxiliaryResponse = 6437 InstantAppResolver.doInstantAppResolutionPhaseOne( 6438 mContext, mInstantAppResolverConnection, requestObject); 6439 Trace.traceEnd(TRACE_TAG_PACKAGE_MANAGER); 6440 } else { 6441 // we have an instant application locally, but, we can't admit that since 6442 // callers shouldn't be able to determine prior browsing. create a dummy 6443 // auxiliary response so the downstream code behaves as if there's an 6444 // instant application available externally. when it comes time to start 6445 // the instant application, we'll do the right thing. 6446 final ApplicationInfo ai = localInstantApp.activityInfo.applicationInfo; 6447 auxiliaryResponse = new AuxiliaryResolveInfo( 6448 ai.packageName, null /*splitName*/, null /*failureActivity*/, 6449 ai.versionCode, null /*failureIntent*/); 6450 } 6451 } 6452 if (auxiliaryResponse != null) { 6453 if (DEBUG_EPHEMERAL) { 6454 Slog.v(TAG, "Adding ephemeral installer to the ResolveInfo list"); 6455 } 6456 final ResolveInfo ephemeralInstaller = new ResolveInfo(mInstantAppInstallerInfo); 6457 final PackageSetting ps = 6458 mSettings.mPackages.get(mInstantAppInstallerActivity.packageName); 6459 if (ps != null) { 6460 ephemeralInstaller.activityInfo = PackageParser.generateActivityInfo( 6461 mInstantAppInstallerActivity, 0, ps.readUserState(userId), userId); 6462 ephemeralInstaller.activityInfo.launchToken = auxiliaryResponse.token; 6463 ephemeralInstaller.auxiliaryInfo = auxiliaryResponse; 6464 // make sure this resolver is the default 6465 ephemeralInstaller.isDefault = true; 6466 ephemeralInstaller.match = IntentFilter.MATCH_CATEGORY_SCHEME_SPECIFIC_PART 6467 | IntentFilter.MATCH_ADJUSTMENT_NORMAL; 6468 // add a non-generic filter 6469 ephemeralInstaller.filter = new IntentFilter(intent.getAction()); 6470 ephemeralInstaller.filter.addDataPath( 6471 intent.getData().getPath(), PatternMatcher.PATTERN_LITERAL); 6472 ephemeralInstaller.isInstantAppAvailable = true; 6473 result.add(ephemeralInstaller); 6474 } 6475 } 6476 return result; 6477 } 6478 6479 private static class CrossProfileDomainInfo { 6480 /* ResolveInfo for IntentForwarderActivity to send the intent to the other profile */ 6481 ResolveInfo resolveInfo; 6482 /* Best domain verification status of the activities found in the other profile */ 6483 int bestDomainVerificationStatus; 6484 } 6485 6486 private CrossProfileDomainInfo getCrossProfileDomainPreferredLpr(Intent intent, 6487 String resolvedType, int flags, int sourceUserId, int parentUserId) { 6488 if (!sUserManager.hasUserRestriction(UserManager.ALLOW_PARENT_PROFILE_APP_LINKING, 6489 sourceUserId)) { 6490 return null; 6491 } 6492 List<ResolveInfo> resultTargetUser = mActivities.queryIntent(intent, 6493 resolvedType, flags, parentUserId); 6494 6495 if (resultTargetUser == null || resultTargetUser.isEmpty()) { 6496 return null; 6497 } 6498 CrossProfileDomainInfo result = null; 6499 int size = resultTargetUser.size(); 6500 for (int i = 0; i < size; i++) { 6501 ResolveInfo riTargetUser = resultTargetUser.get(i); 6502 // Intent filter verification is only for filters that specify a host. So don't return 6503 // those that handle all web uris. 6504 if (riTargetUser.handleAllWebDataURI) { 6505 continue; 6506 } 6507 String packageName = riTargetUser.activityInfo.packageName; 6508 PackageSetting ps = mSettings.mPackages.get(packageName); 6509 if (ps == null) { 6510 continue; 6511 } 6512 long verificationState = getDomainVerificationStatusLPr(ps, parentUserId); 6513 int status = (int)(verificationState >> 32); 6514 if (result == null) { 6515 result = new CrossProfileDomainInfo(); 6516 result.resolveInfo = createForwardingResolveInfoUnchecked(new IntentFilter(), 6517 sourceUserId, parentUserId); 6518 result.bestDomainVerificationStatus = status; 6519 } else { 6520 result.bestDomainVerificationStatus = bestDomainVerificationStatus(status, 6521 result.bestDomainVerificationStatus); 6522 } 6523 } 6524 // Don't consider matches with status NEVER across profiles. 6525 if (result != null && result.bestDomainVerificationStatus 6526 == INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_NEVER) { 6527 return null; 6528 } 6529 return result; 6530 } 6531 6532 /** 6533 * Verification statuses are ordered from the worse to the best, except for 6534 * INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_NEVER, which is the worse. 6535 */ 6536 private int bestDomainVerificationStatus(int status1, int status2) { 6537 if (status1 == INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_NEVER) { 6538 return status2; 6539 } 6540 if (status2 == INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_NEVER) { 6541 return status1; 6542 } 6543 return (int) MathUtils.max(status1, status2); 6544 } 6545 6546 private boolean isUserEnabled(int userId) { 6547 long callingId = Binder.clearCallingIdentity(); 6548 try { 6549 UserInfo userInfo = sUserManager.getUserInfo(userId); 6550 return userInfo != null && userInfo.isEnabled(); 6551 } finally { 6552 Binder.restoreCallingIdentity(callingId); 6553 } 6554 } 6555 6556 /** 6557 * Filter out activities with systemUserOnly flag set, when current user is not System. 6558 * 6559 * @return filtered list 6560 */ 6561 private List<ResolveInfo> filterIfNotSystemUser(List<ResolveInfo> resolveInfos, int userId) { 6562 if (userId == UserHandle.USER_SYSTEM) { 6563 return resolveInfos; 6564 } 6565 for (int i = resolveInfos.size() - 1; i >= 0; i--) { 6566 ResolveInfo info = resolveInfos.get(i); 6567 if ((info.activityInfo.flags & ActivityInfo.FLAG_SYSTEM_USER_ONLY) != 0) { 6568 resolveInfos.remove(i); 6569 } 6570 } 6571 return resolveInfos; 6572 } 6573 6574 /** 6575 * Filters out ephemeral activities. 6576 * <p>When resolving for an ephemeral app, only activities that 1) are defined in the 6577 * ephemeral app or 2) marked with {@code visibleToEphemeral} are returned. 6578 * 6579 * @param resolveInfos The pre-filtered list of resolved activities 6580 * @param ephemeralPkgName The ephemeral package name. If {@code null}, no filtering 6581 * is performed. 6582 * @return A filtered list of resolved activities. 6583 */ 6584 private List<ResolveInfo> applyPostResolutionFilter(List<ResolveInfo> resolveInfos, 6585 String ephemeralPkgName, boolean allowDynamicSplits, int filterCallingUid, int userId) { 6586 for (int i = resolveInfos.size() - 1; i >= 0; i--) { 6587 final ResolveInfo info = resolveInfos.get(i); 6588 // allow activities that are defined in the provided package 6589 if (allowDynamicSplits 6590 && info.activityInfo.splitName != null 6591 && !ArrayUtils.contains(info.activityInfo.applicationInfo.splitNames, 6592 info.activityInfo.splitName)) { 6593 if (mInstantAppInstallerInfo == null) { 6594 if (DEBUG_INSTALL) { 6595 Slog.v(TAG, "No installer - not adding it to the ResolveInfo list"); 6596 } 6597 resolveInfos.remove(i); 6598 continue; 6599 } 6600 // requested activity is defined in a split that hasn't been installed yet. 6601 // add the installer to the resolve list 6602 if (DEBUG_INSTALL) { 6603 Slog.v(TAG, "Adding installer to the ResolveInfo list"); 6604 } 6605 final ResolveInfo installerInfo = new ResolveInfo(mInstantAppInstallerInfo); 6606 final ComponentName installFailureActivity = findInstallFailureActivity( 6607 info.activityInfo.packageName, filterCallingUid, userId); 6608 installerInfo.auxiliaryInfo = new AuxiliaryResolveInfo( 6609 info.activityInfo.packageName, info.activityInfo.splitName, 6610 installFailureActivity, 6611 info.activityInfo.applicationInfo.versionCode, 6612 null /*failureIntent*/); 6613 installerInfo.match = IntentFilter.MATCH_CATEGORY_SCHEME_SPECIFIC_PART 6614 | IntentFilter.MATCH_ADJUSTMENT_NORMAL; 6615 // add a non-generic filter 6616 installerInfo.filter = new IntentFilter(); 6617 6618 // This resolve info may appear in the chooser UI, so let us make it 6619 // look as the one it replaces as far as the user is concerned which 6620 // requires loading the correct label and icon for the resolve info. 6621 installerInfo.resolvePackageName = info.getComponentInfo().packageName; 6622 installerInfo.labelRes = info.resolveLabelResId(); 6623 installerInfo.icon = info.resolveIconResId(); 6624 6625 // propagate priority/preferred order/default 6626 installerInfo.priority = info.priority; 6627 installerInfo.preferredOrder = info.preferredOrder; 6628 installerInfo.isDefault = info.isDefault; 6629 resolveInfos.set(i, installerInfo); 6630 continue; 6631 } 6632 // caller is a full app, don't need to apply any other filtering 6633 if (ephemeralPkgName == null) { 6634 continue; 6635 } else if (ephemeralPkgName.equals(info.activityInfo.packageName)) { 6636 // caller is same app; don't need to apply any other filtering 6637 continue; 6638 } 6639 // allow activities that have been explicitly exposed to ephemeral apps 6640 final boolean isEphemeralApp = info.activityInfo.applicationInfo.isInstantApp(); 6641 if (!isEphemeralApp 6642 && ((info.activityInfo.flags & ActivityInfo.FLAG_VISIBLE_TO_INSTANT_APP) != 0)) { 6643 continue; 6644 } 6645 resolveInfos.remove(i); 6646 } 6647 return resolveInfos; 6648 } 6649 6650 /** 6651 * Returns the activity component that can handle install failures. 6652 * <p>By default, the instant application installer handles failures. However, an 6653 * application may want to handle failures on its own. Applications do this by 6654 * creating an activity with an intent filter that handles the action 6655 * {@link Intent#ACTION_INSTALL_FAILURE}. 6656 */ 6657 private @Nullable ComponentName findInstallFailureActivity( 6658 String packageName, int filterCallingUid, int userId) { 6659 final Intent failureActivityIntent = new Intent(Intent.ACTION_INSTALL_FAILURE); 6660 failureActivityIntent.setPackage(packageName); 6661 // IMPORTANT: disallow dynamic splits to avoid an infinite loop 6662 final List<ResolveInfo> result = queryIntentActivitiesInternal( 6663 failureActivityIntent, null /*resolvedType*/, 0 /*flags*/, filterCallingUid, userId, 6664 false /*resolveForStart*/, false /*allowDynamicSplits*/); 6665 final int NR = result.size(); 6666 if (NR > 0) { 6667 for (int i = 0; i < NR; i++) { 6668 final ResolveInfo info = result.get(i); 6669 if (info.activityInfo.splitName != null) { 6670 continue; 6671 } 6672 return new ComponentName(packageName, info.activityInfo.name); 6673 } 6674 } 6675 return null; 6676 } 6677 6678 /** 6679 * @param resolveInfos list of resolve infos in descending priority order 6680 * @return if the list contains a resolve info with non-negative priority 6681 */ 6682 private boolean hasNonNegativePriority(List<ResolveInfo> resolveInfos) { 6683 return resolveInfos.size() > 0 && resolveInfos.get(0).priority >= 0; 6684 } 6685 6686 private static boolean hasWebURI(Intent intent) { 6687 if (intent.getData() == null) { 6688 return false; 6689 } 6690 final String scheme = intent.getScheme(); 6691 if (TextUtils.isEmpty(scheme)) { 6692 return false; 6693 } 6694 return scheme.equals(IntentFilter.SCHEME_HTTP) || scheme.equals(IntentFilter.SCHEME_HTTPS); 6695 } 6696 6697 private List<ResolveInfo> filterCandidatesWithDomainPreferredActivitiesLPr(Intent intent, 6698 int matchFlags, List<ResolveInfo> candidates, CrossProfileDomainInfo xpDomainInfo, 6699 int userId) { 6700 final boolean debug = (intent.getFlags() & Intent.FLAG_DEBUG_LOG_RESOLUTION) != 0; 6701 6702 if (DEBUG_PREFERRED || DEBUG_DOMAIN_VERIFICATION) { 6703 Slog.v(TAG, "Filtering results with preferred activities. Candidates count: " + 6704 candidates.size()); 6705 } 6706 6707 ArrayList<ResolveInfo> result = new ArrayList<ResolveInfo>(); 6708 ArrayList<ResolveInfo> alwaysList = new ArrayList<ResolveInfo>(); 6709 ArrayList<ResolveInfo> undefinedList = new ArrayList<ResolveInfo>(); 6710 ArrayList<ResolveInfo> alwaysAskList = new ArrayList<ResolveInfo>(); 6711 ArrayList<ResolveInfo> neverList = new ArrayList<ResolveInfo>(); 6712 ArrayList<ResolveInfo> matchAllList = new ArrayList<ResolveInfo>(); 6713 6714 synchronized (mPackages) { 6715 final int count = candidates.size(); 6716 // First, try to use linked apps. Partition the candidates into four lists: 6717 // one for the final results, one for the "do not use ever", one for "undefined status" 6718 // and finally one for "browser app type". 6719 for (int n=0; n<count; n++) { 6720 ResolveInfo info = candidates.get(n); 6721 String packageName = info.activityInfo.packageName; 6722 PackageSetting ps = mSettings.mPackages.get(packageName); 6723 if (ps != null) { 6724 // Add to the special match all list (Browser use case) 6725 if (info.handleAllWebDataURI) { 6726 matchAllList.add(info); 6727 continue; 6728 } 6729 // Try to get the status from User settings first 6730 long packedStatus = getDomainVerificationStatusLPr(ps, userId); 6731 int status = (int)(packedStatus >> 32); 6732 int linkGeneration = (int)(packedStatus & 0xFFFFFFFF); 6733 if (status == INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_ALWAYS) { 6734 if (DEBUG_DOMAIN_VERIFICATION || debug) { 6735 Slog.i(TAG, " + always: " + info.activityInfo.packageName 6736 + " : linkgen=" + linkGeneration); 6737 } 6738 // Use link-enabled generation as preferredOrder, i.e. 6739 // prefer newly-enabled over earlier-enabled. 6740 info.preferredOrder = linkGeneration; 6741 alwaysList.add(info); 6742 } else if (status == INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_NEVER) { 6743 if (DEBUG_DOMAIN_VERIFICATION || debug) { 6744 Slog.i(TAG, " + never: " + info.activityInfo.packageName); 6745 } 6746 neverList.add(info); 6747 } else if (status == INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_ALWAYS_ASK) { 6748 if (DEBUG_DOMAIN_VERIFICATION || debug) { 6749 Slog.i(TAG, " + always-ask: " + info.activityInfo.packageName); 6750 } 6751 alwaysAskList.add(info); 6752 } else if (status == INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_UNDEFINED || 6753 status == INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_ASK) { 6754 if (DEBUG_DOMAIN_VERIFICATION || debug) { 6755 Slog.i(TAG, " + ask: " + info.activityInfo.packageName); 6756 } 6757 undefinedList.add(info); 6758 } 6759 } 6760 } 6761 6762 // We'll want to include browser possibilities in a few cases 6763 boolean includeBrowser = false; 6764 6765 // First try to add the "always" resolution(s) for the current user, if any 6766 if (alwaysList.size() > 0) { 6767 result.addAll(alwaysList); 6768 } else { 6769 // Add all undefined apps as we want them to appear in the disambiguation dialog. 6770 result.addAll(undefinedList); 6771 // Maybe add one for the other profile. 6772 if (xpDomainInfo != null && ( 6773 xpDomainInfo.bestDomainVerificationStatus 6774 != INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_NEVER)) { 6775 result.add(xpDomainInfo.resolveInfo); 6776 } 6777 includeBrowser = true; 6778 } 6779 6780 // The presence of any 'always ask' alternatives means we'll also offer browsers. 6781 // If there were 'always' entries their preferred order has been set, so we also 6782 // back that off to make the alternatives equivalent 6783 if (alwaysAskList.size() > 0) { 6784 for (ResolveInfo i : result) { 6785 i.preferredOrder = 0; 6786 } 6787 result.addAll(alwaysAskList); 6788 includeBrowser = true; 6789 } 6790 6791 if (includeBrowser) { 6792 // Also add browsers (all of them or only the default one) 6793 if (DEBUG_DOMAIN_VERIFICATION) { 6794 Slog.v(TAG, " ...including browsers in candidate set"); 6795 } 6796 if ((matchFlags & MATCH_ALL) != 0) { 6797 result.addAll(matchAllList); 6798 } else { 6799 // Browser/generic handling case. If there's a default browser, go straight 6800 // to that (but only if there is no other higher-priority match). 6801 final String defaultBrowserPackageName = getDefaultBrowserPackageName(userId); 6802 int maxMatchPrio = 0; 6803 ResolveInfo defaultBrowserMatch = null; 6804 final int numCandidates = matchAllList.size(); 6805 for (int n = 0; n < numCandidates; n++) { 6806 ResolveInfo info = matchAllList.get(n); 6807 // track the highest overall match priority... 6808 if (info.priority > maxMatchPrio) { 6809 maxMatchPrio = info.priority; 6810 } 6811 // ...and the highest-priority default browser match 6812 if (info.activityInfo.packageName.equals(defaultBrowserPackageName)) { 6813 if (defaultBrowserMatch == null 6814 || (defaultBrowserMatch.priority < info.priority)) { 6815 if (debug) { 6816 Slog.v(TAG, "Considering default browser match " + info); 6817 } 6818 defaultBrowserMatch = info; 6819 } 6820 } 6821 } 6822 if (defaultBrowserMatch != null 6823 && defaultBrowserMatch.priority >= maxMatchPrio 6824 && !TextUtils.isEmpty(defaultBrowserPackageName)) 6825 { 6826 if (debug) { 6827 Slog.v(TAG, "Default browser match " + defaultBrowserMatch); 6828 } 6829 result.add(defaultBrowserMatch); 6830 } else { 6831 result.addAll(matchAllList); 6832 } 6833 } 6834 6835 // If there is nothing selected, add all candidates and remove the ones that the user 6836 // has explicitly put into the INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_NEVER state 6837 if (result.size() == 0) { 6838 result.addAll(candidates); 6839 result.removeAll(neverList); 6840 } 6841 } 6842 } 6843 if (DEBUG_PREFERRED || DEBUG_DOMAIN_VERIFICATION) { 6844 Slog.v(TAG, "Filtered results with preferred activities. New candidates count: " + 6845 result.size()); 6846 for (ResolveInfo info : result) { 6847 Slog.v(TAG, " + " + info.activityInfo); 6848 } 6849 } 6850 return result; 6851 } 6852 6853 // Returns a packed value as a long: 6854 // 6855 // high 'int'-sized word: link status: undefined/ask/never/always. 6856 // low 'int'-sized word: relative priority among 'always' results. 6857 private long getDomainVerificationStatusLPr(PackageSetting ps, int userId) { 6858 long result = ps.getDomainVerificationStatusForUser(userId); 6859 // if none available, get the master status 6860 if (result >> 32 == INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_UNDEFINED) { 6861 if (ps.getIntentFilterVerificationInfo() != null) { 6862 result = ((long)ps.getIntentFilterVerificationInfo().getStatus()) << 32; 6863 } 6864 } 6865 return result; 6866 } 6867 6868 private ResolveInfo querySkipCurrentProfileIntents( 6869 List<CrossProfileIntentFilter> matchingFilters, Intent intent, String resolvedType, 6870 int flags, int sourceUserId) { 6871 if (matchingFilters != null) { 6872 int size = matchingFilters.size(); 6873 for (int i = 0; i < size; i ++) { 6874 CrossProfileIntentFilter filter = matchingFilters.get(i); 6875 if ((filter.getFlags() & PackageManager.SKIP_CURRENT_PROFILE) != 0) { 6876 // Checking if there are activities in the target user that can handle the 6877 // intent. 6878 ResolveInfo resolveInfo = createForwardingResolveInfo(filter, intent, 6879 resolvedType, flags, sourceUserId); 6880 if (resolveInfo != null) { 6881 return resolveInfo; 6882 } 6883 } 6884 } 6885 } 6886 return null; 6887 } 6888 6889 // Return matching ResolveInfo in target user if any. 6890 private ResolveInfo queryCrossProfileIntents( 6891 List<CrossProfileIntentFilter> matchingFilters, Intent intent, String resolvedType, 6892 int flags, int sourceUserId, boolean matchInCurrentProfile) { 6893 if (matchingFilters != null) { 6894 // Two {@link CrossProfileIntentFilter}s can have the same targetUserId and 6895 // match the same intent. For performance reasons, it is better not to 6896 // run queryIntent twice for the same userId 6897 SparseBooleanArray alreadyTriedUserIds = new SparseBooleanArray(); 6898 int size = matchingFilters.size(); 6899 for (int i = 0; i < size; i++) { 6900 CrossProfileIntentFilter filter = matchingFilters.get(i); 6901 int targetUserId = filter.getTargetUserId(); 6902 boolean skipCurrentProfile = 6903 (filter.getFlags() & PackageManager.SKIP_CURRENT_PROFILE) != 0; 6904 boolean skipCurrentProfileIfNoMatchFound = 6905 (filter.getFlags() & PackageManager.ONLY_IF_NO_MATCH_FOUND) != 0; 6906 if (!skipCurrentProfile && !alreadyTriedUserIds.get(targetUserId) 6907 && (!skipCurrentProfileIfNoMatchFound || !matchInCurrentProfile)) { 6908 // Checking if there are activities in the target user that can handle the 6909 // intent. 6910 ResolveInfo resolveInfo = createForwardingResolveInfo(filter, intent, 6911 resolvedType, flags, sourceUserId); 6912 if (resolveInfo != null) return resolveInfo; 6913 alreadyTriedUserIds.put(targetUserId, true); 6914 } 6915 } 6916 } 6917 return null; 6918 } 6919 6920 /** 6921 * If the filter's target user can handle the intent and is enabled: returns a ResolveInfo that 6922 * will forward the intent to the filter's target user. 6923 * Otherwise, returns null. 6924 */ 6925 private ResolveInfo createForwardingResolveInfo(CrossProfileIntentFilter filter, Intent intent, 6926 String resolvedType, int flags, int sourceUserId) { 6927 int targetUserId = filter.getTargetUserId(); 6928 List<ResolveInfo> resultTargetUser = mActivities.queryIntent(intent, 6929 resolvedType, flags, targetUserId); 6930 if (resultTargetUser != null && isUserEnabled(targetUserId)) { 6931 // If all the matches in the target profile are suspended, return null. 6932 for (int i = resultTargetUser.size() - 1; i >= 0; i--) { 6933 if ((resultTargetUser.get(i).activityInfo.applicationInfo.flags 6934 & ApplicationInfo.FLAG_SUSPENDED) == 0) { 6935 return createForwardingResolveInfoUnchecked(filter, sourceUserId, 6936 targetUserId); 6937 } 6938 } 6939 } 6940 return null; 6941 } 6942 6943 private ResolveInfo createForwardingResolveInfoUnchecked(IntentFilter filter, 6944 int sourceUserId, int targetUserId) { 6945 ResolveInfo forwardingResolveInfo = new ResolveInfo(); 6946 long ident = Binder.clearCallingIdentity(); 6947 boolean targetIsProfile; 6948 try { 6949 targetIsProfile = sUserManager.getUserInfo(targetUserId).isManagedProfile(); 6950 } finally { 6951 Binder.restoreCallingIdentity(ident); 6952 } 6953 String className; 6954 if (targetIsProfile) { 6955 className = FORWARD_INTENT_TO_MANAGED_PROFILE; 6956 } else { 6957 className = FORWARD_INTENT_TO_PARENT; 6958 } 6959 ComponentName forwardingActivityComponentName = new ComponentName( 6960 mAndroidApplication.packageName, className); 6961 ActivityInfo forwardingActivityInfo = getActivityInfo(forwardingActivityComponentName, 0, 6962 sourceUserId); 6963 if (!targetIsProfile) { 6964 forwardingActivityInfo.showUserIcon = targetUserId; 6965 forwardingResolveInfo.noResourceId = true; 6966 } 6967 forwardingResolveInfo.activityInfo = forwardingActivityInfo; 6968 forwardingResolveInfo.priority = 0; 6969 forwardingResolveInfo.preferredOrder = 0; 6970 forwardingResolveInfo.match = 0; 6971 forwardingResolveInfo.isDefault = true; 6972 forwardingResolveInfo.filter = filter; 6973 forwardingResolveInfo.targetUserId = targetUserId; 6974 return forwardingResolveInfo; 6975 } 6976 6977 @Override 6978 public @NonNull ParceledListSlice<ResolveInfo> queryIntentActivityOptions(ComponentName caller, 6979 Intent[] specifics, String[] specificTypes, Intent intent, 6980 String resolvedType, int flags, int userId) { 6981 return new ParceledListSlice<>(queryIntentActivityOptionsInternal(caller, specifics, 6982 specificTypes, intent, resolvedType, flags, userId)); 6983 } 6984 6985 private @NonNull List<ResolveInfo> queryIntentActivityOptionsInternal(ComponentName caller, 6986 Intent[] specifics, String[] specificTypes, Intent intent, 6987 String resolvedType, int flags, int userId) { 6988 if (!sUserManager.exists(userId)) return Collections.emptyList(); 6989 final int callingUid = Binder.getCallingUid(); 6990 flags = updateFlagsForResolve(flags, userId, intent, callingUid, 6991 false /*includeInstantApps*/); 6992 mPermissionManager.enforceCrossUserPermission(callingUid, userId, 6993 false /*requireFullPermission*/, false /*checkShell*/, 6994 "query intent activity options"); 6995 final String resultsAction = intent.getAction(); 6996 6997 final List<ResolveInfo> results = queryIntentActivitiesInternal(intent, resolvedType, flags 6998 | PackageManager.GET_RESOLVED_FILTER, userId); 6999 7000 if (DEBUG_INTENT_MATCHING) { 7001 Log.v(TAG, "Query " + intent + ": " + results); 7002 } 7003 7004 int specificsPos = 0; 7005 int N; 7006 7007 // todo: note that the algorithm used here is O(N^2). This 7008 // isn't a problem in our current environment, but if we start running 7009 // into situations where we have more than 5 or 10 matches then this 7010 // should probably be changed to something smarter... 7011 7012 // First we go through and resolve each of the specific items 7013 // that were supplied, taking care of removing any corresponding 7014 // duplicate items in the generic resolve list. 7015 if (specifics != null) { 7016 for (int i=0; i<specifics.length; i++) { 7017 final Intent sintent = specifics[i]; 7018 if (sintent == null) { 7019 continue; 7020 } 7021 7022 if (DEBUG_INTENT_MATCHING) { 7023 Log.v(TAG, "Specific #" + i + ": " + sintent); 7024 } 7025 7026 String action = sintent.getAction(); 7027 if (resultsAction != null && resultsAction.equals(action)) { 7028 // If this action was explicitly requested, then don't 7029 // remove things that have it. 7030 action = null; 7031 } 7032 7033 ResolveInfo ri = null; 7034 ActivityInfo ai = null; 7035 7036 ComponentName comp = sintent.getComponent(); 7037 if (comp == null) { 7038 ri = resolveIntent( 7039 sintent, 7040 specificTypes != null ? specificTypes[i] : null, 7041 flags, userId); 7042 if (ri == null) { 7043 continue; 7044 } 7045 if (ri == mResolveInfo) { 7046 // ACK! Must do something better with this. 7047 } 7048 ai = ri.activityInfo; 7049 comp = new ComponentName(ai.applicationInfo.packageName, 7050 ai.name); 7051 } else { 7052 ai = getActivityInfo(comp, flags, userId); 7053 if (ai == null) { 7054 continue; 7055 } 7056 } 7057 7058 // Look for any generic query activities that are duplicates 7059 // of this specific one, and remove them from the results. 7060 if (DEBUG_INTENT_MATCHING) Log.v(TAG, "Specific #" + i + ": " + ai); 7061 N = results.size(); 7062 int j; 7063 for (j=specificsPos; j<N; j++) { 7064 ResolveInfo sri = results.get(j); 7065 if ((sri.activityInfo.name.equals(comp.getClassName()) 7066 && sri.activityInfo.applicationInfo.packageName.equals( 7067 comp.getPackageName())) 7068 || (action != null && sri.filter.matchAction(action))) { 7069 results.remove(j); 7070 if (DEBUG_INTENT_MATCHING) Log.v( 7071 TAG, "Removing duplicate item from " + j 7072 + " due to specific " + specificsPos); 7073 if (ri == null) { 7074 ri = sri; 7075 } 7076 j--; 7077 N--; 7078 } 7079 } 7080 7081 // Add this specific item to its proper place. 7082 if (ri == null) { 7083 ri = new ResolveInfo(); 7084 ri.activityInfo = ai; 7085 } 7086 results.add(specificsPos, ri); 7087 ri.specificIndex = i; 7088 specificsPos++; 7089 } 7090 } 7091 7092 // Now we go through the remaining generic results and remove any 7093 // duplicate actions that are found here. 7094 N = results.size(); 7095 for (int i=specificsPos; i<N-1; i++) { 7096 final ResolveInfo rii = results.get(i); 7097 if (rii.filter == null) { 7098 continue; 7099 } 7100 7101 // Iterate over all of the actions of this result's intent 7102 // filter... typically this should be just one. 7103 final Iterator<String> it = rii.filter.actionsIterator(); 7104 if (it == null) { 7105 continue; 7106 } 7107 while (it.hasNext()) { 7108 final String action = it.next(); 7109 if (resultsAction != null && resultsAction.equals(action)) { 7110 // If this action was explicitly requested, then don't 7111 // remove things that have it. 7112 continue; 7113 } 7114 for (int j=i+1; j<N; j++) { 7115 final ResolveInfo rij = results.get(j); 7116 if (rij.filter != null && rij.filter.hasAction(action)) { 7117 results.remove(j); 7118 if (DEBUG_INTENT_MATCHING) Log.v( 7119 TAG, "Removing duplicate item from " + j 7120 + " due to action " + action + " at " + i); 7121 j--; 7122 N--; 7123 } 7124 } 7125 } 7126 7127 // If the caller didn't request filter information, drop it now 7128 // so we don't have to marshall/unmarshall it. 7129 if ((flags&PackageManager.GET_RESOLVED_FILTER) == 0) { 7130 rii.filter = null; 7131 } 7132 } 7133 7134 // Filter out the caller activity if so requested. 7135 if (caller != null) { 7136 N = results.size(); 7137 for (int i=0; i<N; i++) { 7138 ActivityInfo ainfo = results.get(i).activityInfo; 7139 if (caller.getPackageName().equals(ainfo.applicationInfo.packageName) 7140 && caller.getClassName().equals(ainfo.name)) { 7141 results.remove(i); 7142 break; 7143 } 7144 } 7145 } 7146 7147 // If the caller didn't request filter information, 7148 // drop them now so we don't have to 7149 // marshall/unmarshall it. 7150 if ((flags&PackageManager.GET_RESOLVED_FILTER) == 0) { 7151 N = results.size(); 7152 for (int i=0; i<N; i++) { 7153 results.get(i).filter = null; 7154 } 7155 } 7156 7157 if (DEBUG_INTENT_MATCHING) Log.v(TAG, "Result: " + results); 7158 return results; 7159 } 7160 7161 @Override 7162 public @NonNull ParceledListSlice<ResolveInfo> queryIntentReceivers(Intent intent, 7163 String resolvedType, int flags, int userId) { 7164 return new ParceledListSlice<>( 7165 queryIntentReceiversInternal(intent, resolvedType, flags, userId, 7166 false /*allowDynamicSplits*/)); 7167 } 7168 7169 private @NonNull List<ResolveInfo> queryIntentReceiversInternal(Intent intent, 7170 String resolvedType, int flags, int userId, boolean allowDynamicSplits) { 7171 if (!sUserManager.exists(userId)) return Collections.emptyList(); 7172 final int callingUid = Binder.getCallingUid(); 7173 mPermissionManager.enforceCrossUserPermission(callingUid, userId, 7174 false /*requireFullPermission*/, false /*checkShell*/, 7175 "query intent receivers"); 7176 final String instantAppPkgName = getInstantAppPackageName(callingUid); 7177 flags = updateFlagsForResolve(flags, userId, intent, callingUid, 7178 false /*includeInstantApps*/); 7179 ComponentName comp = intent.getComponent(); 7180 if (comp == null) { 7181 if (intent.getSelector() != null) { 7182 intent = intent.getSelector(); 7183 comp = intent.getComponent(); 7184 } 7185 } 7186 if (comp != null) { 7187 final List<ResolveInfo> list = new ArrayList<ResolveInfo>(1); 7188 final ActivityInfo ai = getReceiverInfo(comp, flags, userId); 7189 if (ai != null) { 7190 // When specifying an explicit component, we prevent the activity from being 7191 // used when either 1) the calling package is normal and the activity is within 7192 // an instant application or 2) the calling package is ephemeral and the 7193 // activity is not visible to instant applications. 7194 final boolean matchInstantApp = 7195 (flags & PackageManager.MATCH_INSTANT) != 0; 7196 final boolean matchVisibleToInstantAppOnly = 7197 (flags & PackageManager.MATCH_VISIBLE_TO_INSTANT_APP_ONLY) != 0; 7198 final boolean matchExplicitlyVisibleOnly = 7199 (flags & PackageManager.MATCH_EXPLICITLY_VISIBLE_ONLY) != 0; 7200 final boolean isCallerInstantApp = 7201 instantAppPkgName != null; 7202 final boolean isTargetSameInstantApp = 7203 comp.getPackageName().equals(instantAppPkgName); 7204 final boolean isTargetInstantApp = 7205 (ai.applicationInfo.privateFlags 7206 & ApplicationInfo.PRIVATE_FLAG_INSTANT) != 0; 7207 final boolean isTargetVisibleToInstantApp = 7208 (ai.flags & ActivityInfo.FLAG_VISIBLE_TO_INSTANT_APP) != 0; 7209 final boolean isTargetExplicitlyVisibleToInstantApp = 7210 isTargetVisibleToInstantApp 7211 && (ai.flags & ActivityInfo.FLAG_IMPLICITLY_VISIBLE_TO_INSTANT_APP) == 0; 7212 final boolean isTargetHiddenFromInstantApp = 7213 !isTargetVisibleToInstantApp 7214 || (matchExplicitlyVisibleOnly && !isTargetExplicitlyVisibleToInstantApp); 7215 final boolean blockResolution = 7216 !isTargetSameInstantApp 7217 && ((!matchInstantApp && !isCallerInstantApp && isTargetInstantApp) 7218 || (matchVisibleToInstantAppOnly && isCallerInstantApp 7219 && isTargetHiddenFromInstantApp)); 7220 if (!blockResolution) { 7221 ResolveInfo ri = new ResolveInfo(); 7222 ri.activityInfo = ai; 7223 list.add(ri); 7224 } 7225 } 7226 return applyPostResolutionFilter( 7227 list, instantAppPkgName, allowDynamicSplits, callingUid, userId); 7228 } 7229 7230 // reader 7231 synchronized (mPackages) { 7232 String pkgName = intent.getPackage(); 7233 if (pkgName == null) { 7234 final List<ResolveInfo> result = 7235 mReceivers.queryIntent(intent, resolvedType, flags, userId); 7236 return applyPostResolutionFilter( 7237 result, instantAppPkgName, allowDynamicSplits, callingUid, userId); 7238 } 7239 final PackageParser.Package pkg = mPackages.get(pkgName); 7240 if (pkg != null) { 7241 final List<ResolveInfo> result = mReceivers.queryIntentForPackage( 7242 intent, resolvedType, flags, pkg.receivers, userId); 7243 return applyPostResolutionFilter( 7244 result, instantAppPkgName, allowDynamicSplits, callingUid, userId); 7245 } 7246 return Collections.emptyList(); 7247 } 7248 } 7249 7250 @Override 7251 public ResolveInfo resolveService(Intent intent, String resolvedType, int flags, int userId) { 7252 final int callingUid = Binder.getCallingUid(); 7253 return resolveServiceInternal(intent, resolvedType, flags, userId, callingUid); 7254 } 7255 7256 private ResolveInfo resolveServiceInternal(Intent intent, String resolvedType, int flags, 7257 int userId, int callingUid) { 7258 if (!sUserManager.exists(userId)) return null; 7259 flags = updateFlagsForResolve( 7260 flags, userId, intent, callingUid, false /*includeInstantApps*/); 7261 List<ResolveInfo> query = queryIntentServicesInternal( 7262 intent, resolvedType, flags, userId, callingUid, false /*includeInstantApps*/); 7263 if (query != null) { 7264 if (query.size() >= 1) { 7265 // If there is more than one service with the same priority, 7266 // just arbitrarily pick the first one. 7267 return query.get(0); 7268 } 7269 } 7270 return null; 7271 } 7272 7273 @Override 7274 public @NonNull ParceledListSlice<ResolveInfo> queryIntentServices(Intent intent, 7275 String resolvedType, int flags, int userId) { 7276 final int callingUid = Binder.getCallingUid(); 7277 return new ParceledListSlice<>(queryIntentServicesInternal( 7278 intent, resolvedType, flags, userId, callingUid, false /*includeInstantApps*/)); 7279 } 7280 7281 private @NonNull List<ResolveInfo> queryIntentServicesInternal(Intent intent, 7282 String resolvedType, int flags, int userId, int callingUid, 7283 boolean includeInstantApps) { 7284 if (!sUserManager.exists(userId)) return Collections.emptyList(); 7285 mPermissionManager.enforceCrossUserPermission(callingUid, userId, 7286 false /*requireFullPermission*/, false /*checkShell*/, 7287 "query intent receivers"); 7288 final String instantAppPkgName = getInstantAppPackageName(callingUid); 7289 flags = updateFlagsForResolve(flags, userId, intent, callingUid, includeInstantApps); 7290 ComponentName comp = intent.getComponent(); 7291 if (comp == null) { 7292 if (intent.getSelector() != null) { 7293 intent = intent.getSelector(); 7294 comp = intent.getComponent(); 7295 } 7296 } 7297 if (comp != null) { 7298 final List<ResolveInfo> list = new ArrayList<ResolveInfo>(1); 7299 final ServiceInfo si = getServiceInfo(comp, flags, userId); 7300 if (si != null) { 7301 // When specifying an explicit component, we prevent the service from being 7302 // used when either 1) the service is in an instant application and the 7303 // caller is not the same instant application or 2) the calling package is 7304 // ephemeral and the activity is not visible to ephemeral applications. 7305 final boolean matchInstantApp = 7306 (flags & PackageManager.MATCH_INSTANT) != 0; 7307 final boolean matchVisibleToInstantAppOnly = 7308 (flags & PackageManager.MATCH_VISIBLE_TO_INSTANT_APP_ONLY) != 0; 7309 final boolean isCallerInstantApp = 7310 instantAppPkgName != null; 7311 final boolean isTargetSameInstantApp = 7312 comp.getPackageName().equals(instantAppPkgName); 7313 final boolean isTargetInstantApp = 7314 (si.applicationInfo.privateFlags 7315 & ApplicationInfo.PRIVATE_FLAG_INSTANT) != 0; 7316 final boolean isTargetHiddenFromInstantApp = 7317 (si.flags & ServiceInfo.FLAG_VISIBLE_TO_INSTANT_APP) == 0; 7318 final boolean blockResolution = 7319 !isTargetSameInstantApp 7320 && ((!matchInstantApp && !isCallerInstantApp && isTargetInstantApp) 7321 || (matchVisibleToInstantAppOnly && isCallerInstantApp 7322 && isTargetHiddenFromInstantApp)); 7323 if (!blockResolution) { 7324 final ResolveInfo ri = new ResolveInfo(); 7325 ri.serviceInfo = si; 7326 list.add(ri); 7327 } 7328 } 7329 return list; 7330 } 7331 7332 // reader 7333 synchronized (mPackages) { 7334 String pkgName = intent.getPackage(); 7335 if (pkgName == null) { 7336 return applyPostServiceResolutionFilter( 7337 mServices.queryIntent(intent, resolvedType, flags, userId), 7338 instantAppPkgName); 7339 } 7340 final PackageParser.Package pkg = mPackages.get(pkgName); 7341 if (pkg != null) { 7342 return applyPostServiceResolutionFilter( 7343 mServices.queryIntentForPackage(intent, resolvedType, flags, pkg.services, 7344 userId), 7345 instantAppPkgName); 7346 } 7347 return Collections.emptyList(); 7348 } 7349 } 7350 7351 private List<ResolveInfo> applyPostServiceResolutionFilter(List<ResolveInfo> resolveInfos, 7352 String instantAppPkgName) { 7353 if (instantAppPkgName == null) { 7354 return resolveInfos; 7355 } 7356 for (int i = resolveInfos.size() - 1; i >= 0; i--) { 7357 final ResolveInfo info = resolveInfos.get(i); 7358 final boolean isEphemeralApp = info.serviceInfo.applicationInfo.isInstantApp(); 7359 // allow services that are defined in the provided package 7360 if (isEphemeralApp && instantAppPkgName.equals(info.serviceInfo.packageName)) { 7361 if (info.serviceInfo.splitName != null 7362 && !ArrayUtils.contains(info.serviceInfo.applicationInfo.splitNames, 7363 info.serviceInfo.splitName)) { 7364 // requested service is defined in a split that hasn't been installed yet. 7365 // add the installer to the resolve list 7366 if (DEBUG_EPHEMERAL) { 7367 Slog.v(TAG, "Adding ephemeral installer to the ResolveInfo list"); 7368 } 7369 final ResolveInfo installerInfo = new ResolveInfo(mInstantAppInstallerInfo); 7370 installerInfo.auxiliaryInfo = new AuxiliaryResolveInfo( 7371 info.serviceInfo.packageName, info.serviceInfo.splitName, 7372 null /*failureActivity*/, info.serviceInfo.applicationInfo.versionCode, 7373 null /*failureIntent*/); 7374 // make sure this resolver is the default 7375 installerInfo.isDefault = true; 7376 installerInfo.match = IntentFilter.MATCH_CATEGORY_SCHEME_SPECIFIC_PART 7377 | IntentFilter.MATCH_ADJUSTMENT_NORMAL; 7378 // add a non-generic filter 7379 installerInfo.filter = new IntentFilter(); 7380 // load resources from the correct package 7381 installerInfo.resolvePackageName = info.getComponentInfo().packageName; 7382 resolveInfos.set(i, installerInfo); 7383 } 7384 continue; 7385 } 7386 // allow services that have been explicitly exposed to ephemeral apps 7387 if (!isEphemeralApp 7388 && ((info.serviceInfo.flags & ServiceInfo.FLAG_VISIBLE_TO_INSTANT_APP) != 0)) { 7389 continue; 7390 } 7391 resolveInfos.remove(i); 7392 } 7393 return resolveInfos; 7394 } 7395 7396 @Override 7397 public @NonNull ParceledListSlice<ResolveInfo> queryIntentContentProviders(Intent intent, 7398 String resolvedType, int flags, int userId) { 7399 return new ParceledListSlice<>( 7400 queryIntentContentProvidersInternal(intent, resolvedType, flags, userId)); 7401 } 7402 7403 private @NonNull List<ResolveInfo> queryIntentContentProvidersInternal( 7404 Intent intent, String resolvedType, int flags, int userId) { 7405 if (!sUserManager.exists(userId)) return Collections.emptyList(); 7406 final int callingUid = Binder.getCallingUid(); 7407 final String instantAppPkgName = getInstantAppPackageName(callingUid); 7408 flags = updateFlagsForResolve(flags, userId, intent, callingUid, 7409 false /*includeInstantApps*/); 7410 ComponentName comp = intent.getComponent(); 7411 if (comp == null) { 7412 if (intent.getSelector() != null) { 7413 intent = intent.getSelector(); 7414 comp = intent.getComponent(); 7415 } 7416 } 7417 if (comp != null) { 7418 final List<ResolveInfo> list = new ArrayList<ResolveInfo>(1); 7419 final ProviderInfo pi = getProviderInfo(comp, flags, userId); 7420 if (pi != null) { 7421 // When specifying an explicit component, we prevent the provider from being 7422 // used when either 1) the provider is in an instant application and the 7423 // caller is not the same instant application or 2) the calling package is an 7424 // instant application and the provider is not visible to instant applications. 7425 final boolean matchInstantApp = 7426 (flags & PackageManager.MATCH_INSTANT) != 0; 7427 final boolean matchVisibleToInstantAppOnly = 7428 (flags & PackageManager.MATCH_VISIBLE_TO_INSTANT_APP_ONLY) != 0; 7429 final boolean isCallerInstantApp = 7430 instantAppPkgName != null; 7431 final boolean isTargetSameInstantApp = 7432 comp.getPackageName().equals(instantAppPkgName); 7433 final boolean isTargetInstantApp = 7434 (pi.applicationInfo.privateFlags 7435 & ApplicationInfo.PRIVATE_FLAG_INSTANT) != 0; 7436 final boolean isTargetHiddenFromInstantApp = 7437 (pi.flags & ProviderInfo.FLAG_VISIBLE_TO_INSTANT_APP) == 0; 7438 final boolean blockResolution = 7439 !isTargetSameInstantApp 7440 && ((!matchInstantApp && !isCallerInstantApp && isTargetInstantApp) 7441 || (matchVisibleToInstantAppOnly && isCallerInstantApp 7442 && isTargetHiddenFromInstantApp)); 7443 if (!blockResolution) { 7444 final ResolveInfo ri = new ResolveInfo(); 7445 ri.providerInfo = pi; 7446 list.add(ri); 7447 } 7448 } 7449 return list; 7450 } 7451 7452 // reader 7453 synchronized (mPackages) { 7454 String pkgName = intent.getPackage(); 7455 if (pkgName == null) { 7456 return applyPostContentProviderResolutionFilter( 7457 mProviders.queryIntent(intent, resolvedType, flags, userId), 7458 instantAppPkgName); 7459 } 7460 final PackageParser.Package pkg = mPackages.get(pkgName); 7461 if (pkg != null) { 7462 return applyPostContentProviderResolutionFilter( 7463 mProviders.queryIntentForPackage( 7464 intent, resolvedType, flags, pkg.providers, userId), 7465 instantAppPkgName); 7466 } 7467 return Collections.emptyList(); 7468 } 7469 } 7470 7471 private List<ResolveInfo> applyPostContentProviderResolutionFilter( 7472 List<ResolveInfo> resolveInfos, String instantAppPkgName) { 7473 if (instantAppPkgName == null) { 7474 return resolveInfos; 7475 } 7476 for (int i = resolveInfos.size() - 1; i >= 0; i--) { 7477 final ResolveInfo info = resolveInfos.get(i); 7478 final boolean isEphemeralApp = info.providerInfo.applicationInfo.isInstantApp(); 7479 // allow providers that are defined in the provided package 7480 if (isEphemeralApp && instantAppPkgName.equals(info.providerInfo.packageName)) { 7481 if (info.providerInfo.splitName != null 7482 && !ArrayUtils.contains(info.providerInfo.applicationInfo.splitNames, 7483 info.providerInfo.splitName)) { 7484 // requested provider is defined in a split that hasn't been installed yet. 7485 // add the installer to the resolve list 7486 if (DEBUG_EPHEMERAL) { 7487 Slog.v(TAG, "Adding ephemeral installer to the ResolveInfo list"); 7488 } 7489 final ResolveInfo installerInfo = new ResolveInfo(mInstantAppInstallerInfo); 7490 installerInfo.auxiliaryInfo = new AuxiliaryResolveInfo( 7491 info.providerInfo.packageName, info.providerInfo.splitName, 7492 null /*failureActivity*/, info.providerInfo.applicationInfo.versionCode, 7493 null /*failureIntent*/); 7494 // make sure this resolver is the default 7495 installerInfo.isDefault = true; 7496 installerInfo.match = IntentFilter.MATCH_CATEGORY_SCHEME_SPECIFIC_PART 7497 | IntentFilter.MATCH_ADJUSTMENT_NORMAL; 7498 // add a non-generic filter 7499 installerInfo.filter = new IntentFilter(); 7500 // load resources from the correct package 7501 installerInfo.resolvePackageName = info.getComponentInfo().packageName; 7502 resolveInfos.set(i, installerInfo); 7503 } 7504 continue; 7505 } 7506 // allow providers that have been explicitly exposed to instant applications 7507 if (!isEphemeralApp 7508 && ((info.providerInfo.flags & ProviderInfo.FLAG_VISIBLE_TO_INSTANT_APP) != 0)) { 7509 continue; 7510 } 7511 resolveInfos.remove(i); 7512 } 7513 return resolveInfos; 7514 } 7515 7516 @Override 7517 public ParceledListSlice<PackageInfo> getInstalledPackages(int flags, int userId) { 7518 final int callingUid = Binder.getCallingUid(); 7519 if (getInstantAppPackageName(callingUid) != null) { 7520 return ParceledListSlice.emptyList(); 7521 } 7522 if (!sUserManager.exists(userId)) return ParceledListSlice.emptyList(); 7523 flags = updateFlagsForPackage(flags, userId, null); 7524 final boolean listUninstalled = (flags & MATCH_KNOWN_PACKAGES) != 0; 7525 mPermissionManager.enforceCrossUserPermission(callingUid, userId, 7526 true /* requireFullPermission */, false /* checkShell */, 7527 "get installed packages"); 7528 7529 // writer 7530 synchronized (mPackages) { 7531 ArrayList<PackageInfo> list; 7532 if (listUninstalled) { 7533 list = new ArrayList<>(mSettings.mPackages.size()); 7534 for (PackageSetting ps : mSettings.mPackages.values()) { 7535 if (filterSharedLibPackageLPr(ps, callingUid, userId, flags)) { 7536 continue; 7537 } 7538 if (filterAppAccessLPr(ps, callingUid, userId)) { 7539 continue; 7540 } 7541 final PackageInfo pi = generatePackageInfo(ps, flags, userId); 7542 if (pi != null) { 7543 list.add(pi); 7544 } 7545 } 7546 } else { 7547 list = new ArrayList<>(mPackages.size()); 7548 for (PackageParser.Package p : mPackages.values()) { 7549 final PackageSetting ps = (PackageSetting) p.mExtras; 7550 if (filterSharedLibPackageLPr(ps, callingUid, userId, flags)) { 7551 continue; 7552 } 7553 if (filterAppAccessLPr(ps, callingUid, userId)) { 7554 continue; 7555 } 7556 final PackageInfo pi = generatePackageInfo((PackageSetting) 7557 p.mExtras, flags, userId); 7558 if (pi != null) { 7559 list.add(pi); 7560 } 7561 } 7562 } 7563 7564 return new ParceledListSlice<>(list); 7565 } 7566 } 7567 7568 private void addPackageHoldingPermissions(ArrayList<PackageInfo> list, PackageSetting ps, 7569 String[] permissions, boolean[] tmp, int flags, int userId) { 7570 int numMatch = 0; 7571 final PermissionsState permissionsState = ps.getPermissionsState(); 7572 for (int i=0; i<permissions.length; i++) { 7573 final String permission = permissions[i]; 7574 if (permissionsState.hasPermission(permission, userId)) { 7575 tmp[i] = true; 7576 numMatch++; 7577 } else { 7578 tmp[i] = false; 7579 } 7580 } 7581 if (numMatch == 0) { 7582 return; 7583 } 7584 final PackageInfo pi = generatePackageInfo(ps, flags, userId); 7585 7586 // The above might return null in cases of uninstalled apps or install-state 7587 // skew across users/profiles. 7588 if (pi != null) { 7589 if ((flags&PackageManager.GET_PERMISSIONS) == 0) { 7590 if (numMatch == permissions.length) { 7591 pi.requestedPermissions = permissions; 7592 } else { 7593 pi.requestedPermissions = new String[numMatch]; 7594 numMatch = 0; 7595 for (int i=0; i<permissions.length; i++) { 7596 if (tmp[i]) { 7597 pi.requestedPermissions[numMatch] = permissions[i]; 7598 numMatch++; 7599 } 7600 } 7601 } 7602 } 7603 list.add(pi); 7604 } 7605 } 7606 7607 @Override 7608 public ParceledListSlice<PackageInfo> getPackagesHoldingPermissions( 7609 String[] permissions, int flags, int userId) { 7610 if (!sUserManager.exists(userId)) return ParceledListSlice.emptyList(); 7611 flags = updateFlagsForPackage(flags, userId, permissions); 7612 mPermissionManager.enforceCrossUserPermission(Binder.getCallingUid(), userId, 7613 true /* requireFullPermission */, false /* checkShell */, 7614 "get packages holding permissions"); 7615 final boolean listUninstalled = (flags & MATCH_KNOWN_PACKAGES) != 0; 7616 7617 // writer 7618 synchronized (mPackages) { 7619 ArrayList<PackageInfo> list = new ArrayList<PackageInfo>(); 7620 boolean[] tmpBools = new boolean[permissions.length]; 7621 if (listUninstalled) { 7622 for (PackageSetting ps : mSettings.mPackages.values()) { 7623 addPackageHoldingPermissions(list, ps, permissions, tmpBools, flags, 7624 userId); 7625 } 7626 } else { 7627 for (PackageParser.Package pkg : mPackages.values()) { 7628 PackageSetting ps = (PackageSetting)pkg.mExtras; 7629 if (ps != null) { 7630 addPackageHoldingPermissions(list, ps, permissions, tmpBools, flags, 7631 userId); 7632 } 7633 } 7634 } 7635 7636 return new ParceledListSlice<PackageInfo>(list); 7637 } 7638 } 7639 7640 @Override 7641 public ParceledListSlice<ApplicationInfo> getInstalledApplications(int flags, int userId) { 7642 final int callingUid = Binder.getCallingUid(); 7643 if (getInstantAppPackageName(callingUid) != null) { 7644 return ParceledListSlice.emptyList(); 7645 } 7646 if (!sUserManager.exists(userId)) return ParceledListSlice.emptyList(); 7647 flags = updateFlagsForApplication(flags, userId, null); 7648 final boolean listUninstalled = (flags & MATCH_KNOWN_PACKAGES) != 0; 7649 7650 // writer 7651 synchronized (mPackages) { 7652 ArrayList<ApplicationInfo> list; 7653 if (listUninstalled) { 7654 list = new ArrayList<>(mSettings.mPackages.size()); 7655 for (PackageSetting ps : mSettings.mPackages.values()) { 7656 ApplicationInfo ai; 7657 int effectiveFlags = flags; 7658 if (ps.isSystem()) { 7659 effectiveFlags |= PackageManager.MATCH_ANY_USER; 7660 } 7661 if (ps.pkg != null) { 7662 if (filterSharedLibPackageLPr(ps, callingUid, userId, flags)) { 7663 continue; 7664 } 7665 if (filterAppAccessLPr(ps, callingUid, userId)) { 7666 continue; 7667 } 7668 ai = PackageParser.generateApplicationInfo(ps.pkg, effectiveFlags, 7669 ps.readUserState(userId), userId); 7670 if (ai != null) { 7671 ai.packageName = resolveExternalPackageNameLPr(ps.pkg); 7672 } 7673 } else { 7674 // Shared lib filtering done in generateApplicationInfoFromSettingsLPw 7675 // and already converts to externally visible package name 7676 ai = generateApplicationInfoFromSettingsLPw(ps.name, 7677 callingUid, effectiveFlags, userId); 7678 } 7679 if (ai != null) { 7680 list.add(ai); 7681 } 7682 } 7683 } else { 7684 list = new ArrayList<>(mPackages.size()); 7685 for (PackageParser.Package p : mPackages.values()) { 7686 if (p.mExtras != null) { 7687 PackageSetting ps = (PackageSetting) p.mExtras; 7688 if (filterSharedLibPackageLPr(ps, Binder.getCallingUid(), userId, flags)) { 7689 continue; 7690 } 7691 if (filterAppAccessLPr(ps, callingUid, userId)) { 7692 continue; 7693 } 7694 ApplicationInfo ai = PackageParser.generateApplicationInfo(p, flags, 7695 ps.readUserState(userId), userId); 7696 if (ai != null) { 7697 ai.packageName = resolveExternalPackageNameLPr(p); 7698 list.add(ai); 7699 } 7700 } 7701 } 7702 } 7703 7704 return new ParceledListSlice<>(list); 7705 } 7706 } 7707 7708 @Override 7709 public ParceledListSlice<InstantAppInfo> getInstantApps(int userId) { 7710 if (HIDE_EPHEMERAL_APIS || isEphemeralDisabled()) { 7711 return null; 7712 } 7713 if (!canViewInstantApps(Binder.getCallingUid(), userId)) { 7714 mContext.enforceCallingOrSelfPermission(Manifest.permission.ACCESS_INSTANT_APPS, 7715 "getEphemeralApplications"); 7716 } 7717 mPermissionManager.enforceCrossUserPermission(Binder.getCallingUid(), userId, 7718 true /* requireFullPermission */, false /* checkShell */, 7719 "getEphemeralApplications"); 7720 synchronized (mPackages) { 7721 List<InstantAppInfo> instantApps = mInstantAppRegistry 7722 .getInstantAppsLPr(userId); 7723 if (instantApps != null) { 7724 return new ParceledListSlice<>(instantApps); 7725 } 7726 } 7727 return null; 7728 } 7729 7730 @Override 7731 public boolean isInstantApp(String packageName, int userId) { 7732 mPermissionManager.enforceCrossUserPermission(Binder.getCallingUid(), userId, 7733 true /* requireFullPermission */, false /* checkShell */, 7734 "isInstantApp"); 7735 if (HIDE_EPHEMERAL_APIS || isEphemeralDisabled()) { 7736 return false; 7737 } 7738 7739 synchronized (mPackages) { 7740 int callingUid = Binder.getCallingUid(); 7741 if (Process.isIsolated(callingUid)) { 7742 callingUid = mIsolatedOwners.get(callingUid); 7743 } 7744 final PackageSetting ps = mSettings.mPackages.get(packageName); 7745 PackageParser.Package pkg = mPackages.get(packageName); 7746 final boolean returnAllowed = 7747 ps != null 7748 && (isCallerSameApp(packageName, callingUid) 7749 || canViewInstantApps(callingUid, userId) 7750 || mInstantAppRegistry.isInstantAccessGranted( 7751 userId, UserHandle.getAppId(callingUid), ps.appId)); 7752 if (returnAllowed) { 7753 return ps.getInstantApp(userId); 7754 } 7755 } 7756 return false; 7757 } 7758 7759 @Override 7760 public byte[] getInstantAppCookie(String packageName, int userId) { 7761 if (HIDE_EPHEMERAL_APIS || isEphemeralDisabled()) { 7762 return null; 7763 } 7764 7765 mPermissionManager.enforceCrossUserPermission(Binder.getCallingUid(), userId, 7766 true /* requireFullPermission */, false /* checkShell */, 7767 "getInstantAppCookie"); 7768 if (!isCallerSameApp(packageName, Binder.getCallingUid())) { 7769 return null; 7770 } 7771 synchronized (mPackages) { 7772 return mInstantAppRegistry.getInstantAppCookieLPw( 7773 packageName, userId); 7774 } 7775 } 7776 7777 @Override 7778 public boolean setInstantAppCookie(String packageName, byte[] cookie, int userId) { 7779 if (HIDE_EPHEMERAL_APIS || isEphemeralDisabled()) { 7780 return true; 7781 } 7782 7783 mPermissionManager.enforceCrossUserPermission(Binder.getCallingUid(), userId, 7784 true /* requireFullPermission */, true /* checkShell */, 7785 "setInstantAppCookie"); 7786 if (!isCallerSameApp(packageName, Binder.getCallingUid())) { 7787 return false; 7788 } 7789 synchronized (mPackages) { 7790 return mInstantAppRegistry.setInstantAppCookieLPw( 7791 packageName, cookie, userId); 7792 } 7793 } 7794 7795 @Override 7796 public Bitmap getInstantAppIcon(String packageName, int userId) { 7797 if (HIDE_EPHEMERAL_APIS || isEphemeralDisabled()) { 7798 return null; 7799 } 7800 7801 if (!canViewInstantApps(Binder.getCallingUid(), userId)) { 7802 mContext.enforceCallingOrSelfPermission(Manifest.permission.ACCESS_INSTANT_APPS, 7803 "getInstantAppIcon"); 7804 } 7805 mPermissionManager.enforceCrossUserPermission(Binder.getCallingUid(), userId, 7806 true /* requireFullPermission */, false /* checkShell */, 7807 "getInstantAppIcon"); 7808 7809 synchronized (mPackages) { 7810 return mInstantAppRegistry.getInstantAppIconLPw( 7811 packageName, userId); 7812 } 7813 } 7814 7815 private boolean isCallerSameApp(String packageName, int uid) { 7816 PackageParser.Package pkg = mPackages.get(packageName); 7817 return pkg != null 7818 && UserHandle.getAppId(uid) == pkg.applicationInfo.uid; 7819 } 7820 7821 @Override 7822 public @NonNull ParceledListSlice<ApplicationInfo> getPersistentApplications(int flags) { 7823 if (getInstantAppPackageName(Binder.getCallingUid()) != null) { 7824 return ParceledListSlice.emptyList(); 7825 } 7826 return new ParceledListSlice<>(getPersistentApplicationsInternal(flags)); 7827 } 7828 7829 private @NonNull List<ApplicationInfo> getPersistentApplicationsInternal(int flags) { 7830 final ArrayList<ApplicationInfo> finalList = new ArrayList<ApplicationInfo>(); 7831 7832 // reader 7833 synchronized (mPackages) { 7834 final Iterator<PackageParser.Package> i = mPackages.values().iterator(); 7835 final int userId = UserHandle.getCallingUserId(); 7836 while (i.hasNext()) { 7837 final PackageParser.Package p = i.next(); 7838 if (p.applicationInfo == null) continue; 7839 7840 final boolean matchesUnaware = ((flags & MATCH_DIRECT_BOOT_UNAWARE) != 0) 7841 && !p.applicationInfo.isDirectBootAware(); 7842 final boolean matchesAware = ((flags & MATCH_DIRECT_BOOT_AWARE) != 0) 7843 && p.applicationInfo.isDirectBootAware(); 7844 7845 if ((p.applicationInfo.flags & ApplicationInfo.FLAG_PERSISTENT) != 0 7846 && (!mSafeMode || isSystemApp(p)) 7847 && (matchesUnaware || matchesAware)) { 7848 PackageSetting ps = mSettings.mPackages.get(p.packageName); 7849 if (ps != null) { 7850 ApplicationInfo ai = PackageParser.generateApplicationInfo(p, flags, 7851 ps.readUserState(userId), userId); 7852 if (ai != null) { 7853 finalList.add(ai); 7854 } 7855 } 7856 } 7857 } 7858 } 7859 7860 return finalList; 7861 } 7862 7863 @Override 7864 public ProviderInfo resolveContentProvider(String name, int flags, int userId) { 7865 return resolveContentProviderInternal(name, flags, userId); 7866 } 7867 7868 private ProviderInfo resolveContentProviderInternal(String name, int flags, int userId) { 7869 if (!sUserManager.exists(userId)) return null; 7870 flags = updateFlagsForComponent(flags, userId, name); 7871 final String instantAppPkgName = getInstantAppPackageName(Binder.getCallingUid()); 7872 // reader 7873 synchronized (mPackages) { 7874 final PackageParser.Provider provider = mProvidersByAuthority.get(name); 7875 PackageSetting ps = provider != null 7876 ? mSettings.mPackages.get(provider.owner.packageName) 7877 : null; 7878 if (ps != null) { 7879 final boolean isInstantApp = ps.getInstantApp(userId); 7880 // normal application; filter out instant application provider 7881 if (instantAppPkgName == null && isInstantApp) { 7882 return null; 7883 } 7884 // instant application; filter out other instant applications 7885 if (instantAppPkgName != null 7886 && isInstantApp 7887 && !provider.owner.packageName.equals(instantAppPkgName)) { 7888 return null; 7889 } 7890 // instant application; filter out non-exposed provider 7891 if (instantAppPkgName != null 7892 && !isInstantApp 7893 && (provider.info.flags & ProviderInfo.FLAG_VISIBLE_TO_INSTANT_APP) == 0) { 7894 return null; 7895 } 7896 // provider not enabled 7897 if (!mSettings.isEnabledAndMatchLPr(provider.info, flags, userId)) { 7898 return null; 7899 } 7900 return PackageParser.generateProviderInfo( 7901 provider, flags, ps.readUserState(userId), userId); 7902 } 7903 return null; 7904 } 7905 } 7906 7907 /** 7908 * @deprecated 7909 */ 7910 @Deprecated 7911 public void querySyncProviders(List<String> outNames, List<ProviderInfo> outInfo) { 7912 if (getInstantAppPackageName(Binder.getCallingUid()) != null) { 7913 return; 7914 } 7915 // reader 7916 synchronized (mPackages) { 7917 final Iterator<Map.Entry<String, PackageParser.Provider>> i = mProvidersByAuthority 7918 .entrySet().iterator(); 7919 final int userId = UserHandle.getCallingUserId(); 7920 while (i.hasNext()) { 7921 Map.Entry<String, PackageParser.Provider> entry = i.next(); 7922 PackageParser.Provider p = entry.getValue(); 7923 PackageSetting ps = mSettings.mPackages.get(p.owner.packageName); 7924 7925 if (ps != null && p.syncable 7926 && (!mSafeMode || (p.info.applicationInfo.flags 7927 &ApplicationInfo.FLAG_SYSTEM) != 0)) { 7928 ProviderInfo info = PackageParser.generateProviderInfo(p, 0, 7929 ps.readUserState(userId), userId); 7930 if (info != null) { 7931 outNames.add(entry.getKey()); 7932 outInfo.add(info); 7933 } 7934 } 7935 } 7936 } 7937 } 7938 7939 @Override 7940 public @NonNull ParceledListSlice<ProviderInfo> queryContentProviders(String processName, 7941 int uid, int flags, String metaDataKey) { 7942 final int callingUid = Binder.getCallingUid(); 7943 final int userId = processName != null ? UserHandle.getUserId(uid) 7944 : UserHandle.getCallingUserId(); 7945 if (!sUserManager.exists(userId)) return ParceledListSlice.emptyList(); 7946 flags = updateFlagsForComponent(flags, userId, processName); 7947 ArrayList<ProviderInfo> finalList = null; 7948 // reader 7949 synchronized (mPackages) { 7950 final Iterator<PackageParser.Provider> i = mProviders.mProviders.values().iterator(); 7951 while (i.hasNext()) { 7952 final PackageParser.Provider p = i.next(); 7953 PackageSetting ps = mSettings.mPackages.get(p.owner.packageName); 7954 if (ps != null && p.info.authority != null 7955 && (processName == null 7956 || (p.info.processName.equals(processName) 7957 && UserHandle.isSameApp(p.info.applicationInfo.uid, uid))) 7958 && mSettings.isEnabledAndMatchLPr(p.info, flags, userId)) { 7959 7960 // See PM.queryContentProviders()'s javadoc for why we have the metaData 7961 // parameter. 7962 if (metaDataKey != null 7963 && (p.metaData == null || !p.metaData.containsKey(metaDataKey))) { 7964 continue; 7965 } 7966 final ComponentName component = 7967 new ComponentName(p.info.packageName, p.info.name); 7968 if (filterAppAccessLPr(ps, callingUid, component, TYPE_PROVIDER, userId)) { 7969 continue; 7970 } 7971 if (finalList == null) { 7972 finalList = new ArrayList<ProviderInfo>(3); 7973 } 7974 ProviderInfo info = PackageParser.generateProviderInfo(p, flags, 7975 ps.readUserState(userId), userId); 7976 if (info != null) { 7977 finalList.add(info); 7978 } 7979 } 7980 } 7981 } 7982 7983 if (finalList != null) { 7984 Collections.sort(finalList, mProviderInitOrderSorter); 7985 return new ParceledListSlice<ProviderInfo>(finalList); 7986 } 7987 7988 return ParceledListSlice.emptyList(); 7989 } 7990 7991 @Override 7992 public InstrumentationInfo getInstrumentationInfo(ComponentName component, int flags) { 7993 // reader 7994 synchronized (mPackages) { 7995 final int callingUid = Binder.getCallingUid(); 7996 final int callingUserId = UserHandle.getUserId(callingUid); 7997 final PackageSetting ps = mSettings.mPackages.get(component.getPackageName()); 7998 if (ps == null) return null; 7999 if (filterAppAccessLPr(ps, callingUid, component, TYPE_UNKNOWN, callingUserId)) { 8000 return null; 8001 } 8002 final PackageParser.Instrumentation i = mInstrumentation.get(component); 8003 return PackageParser.generateInstrumentationInfo(i, flags); 8004 } 8005 } 8006 8007 @Override 8008 public @NonNull ParceledListSlice<InstrumentationInfo> queryInstrumentation( 8009 String targetPackage, int flags) { 8010 final int callingUid = Binder.getCallingUid(); 8011 final int callingUserId = UserHandle.getUserId(callingUid); 8012 final PackageSetting ps = mSettings.mPackages.get(targetPackage); 8013 if (filterAppAccessLPr(ps, callingUid, callingUserId)) { 8014 return ParceledListSlice.emptyList(); 8015 } 8016 return new ParceledListSlice<>(queryInstrumentationInternal(targetPackage, flags)); 8017 } 8018 8019 private @NonNull List<InstrumentationInfo> queryInstrumentationInternal(String targetPackage, 8020 int flags) { 8021 ArrayList<InstrumentationInfo> finalList = new ArrayList<InstrumentationInfo>(); 8022 8023 // reader 8024 synchronized (mPackages) { 8025 final Iterator<PackageParser.Instrumentation> i = mInstrumentation.values().iterator(); 8026 while (i.hasNext()) { 8027 final PackageParser.Instrumentation p = i.next(); 8028 if (targetPackage == null 8029 || targetPackage.equals(p.info.targetPackage)) { 8030 InstrumentationInfo ii = PackageParser.generateInstrumentationInfo(p, 8031 flags); 8032 if (ii != null) { 8033 finalList.add(ii); 8034 } 8035 } 8036 } 8037 } 8038 8039 return finalList; 8040 } 8041 8042 private void scanDirTracedLI(File dir, final int parseFlags, int scanFlags, long currentTime) { 8043 Trace.traceBegin(TRACE_TAG_PACKAGE_MANAGER, "scanDir [" + dir.getAbsolutePath() + "]"); 8044 try { 8045 scanDirLI(dir, parseFlags, scanFlags, currentTime); 8046 } finally { 8047 Trace.traceEnd(TRACE_TAG_PACKAGE_MANAGER); 8048 } 8049 } 8050 8051 private void scanDirLI(File dir, int parseFlags, int scanFlags, long currentTime) { 8052 final File[] files = dir.listFiles(); 8053 if (ArrayUtils.isEmpty(files)) { 8054 Log.d(TAG, "No files in app dir " + dir); 8055 return; 8056 } 8057 8058 if (DEBUG_PACKAGE_SCANNING) { 8059 Log.d(TAG, "Scanning app dir " + dir + " scanFlags=" + scanFlags 8060 + " flags=0x" + Integer.toHexString(parseFlags)); 8061 } 8062 try (ParallelPackageParser parallelPackageParser = new ParallelPackageParser( 8063 mSeparateProcesses, mOnlyCore, mMetrics, mCacheDir, 8064 mParallelPackageParserCallback)) { 8065 // Submit files for parsing in parallel 8066 int fileCount = 0; 8067 for (File file : files) { 8068 final boolean isPackage = (isApkFile(file) || file.isDirectory()) 8069 && !PackageInstallerService.isStageName(file.getName()); 8070 if (!isPackage) { 8071 // Ignore entries which are not packages 8072 continue; 8073 } 8074 parallelPackageParser.submit(file, parseFlags); 8075 fileCount++; 8076 } 8077 8078 // Process results one by one 8079 for (; fileCount > 0; fileCount--) { 8080 ParallelPackageParser.ParseResult parseResult = parallelPackageParser.take(); 8081 Throwable throwable = parseResult.throwable; 8082 int errorCode = PackageManager.INSTALL_SUCCEEDED; 8083 8084 if (throwable == null) { 8085 // Static shared libraries have synthetic package names 8086 if (parseResult.pkg.applicationInfo.isStaticSharedLibrary()) { 8087 renameStaticSharedLibraryPackage(parseResult.pkg); 8088 } 8089 try { 8090 if (errorCode == PackageManager.INSTALL_SUCCEEDED) { 8091 scanPackageLI(parseResult.pkg, parseResult.scanFile, parseFlags, scanFlags, 8092 currentTime, null); 8093 } 8094 } catch (PackageManagerException e) { 8095 errorCode = e.error; 8096 Slog.w(TAG, "Failed to scan " + parseResult.scanFile + ": " + e.getMessage()); 8097 } 8098 } else if (throwable instanceof PackageParser.PackageParserException) { 8099 PackageParser.PackageParserException e = (PackageParser.PackageParserException) 8100 throwable; 8101 errorCode = e.error; 8102 Slog.w(TAG, "Failed to parse " + parseResult.scanFile + ": " + e.getMessage()); 8103 } else { 8104 throw new IllegalStateException("Unexpected exception occurred while parsing " 8105 + parseResult.scanFile, throwable); 8106 } 8107 8108 // Delete invalid userdata apps 8109 if ((scanFlags & SCAN_AS_SYSTEM) == 0 && 8110 errorCode == PackageManager.INSTALL_FAILED_INVALID_APK) { 8111 logCriticalInfo(Log.WARN, 8112 "Deleting invalid package at " + parseResult.scanFile); 8113 removeCodePathLI(parseResult.scanFile); 8114 } 8115 } 8116 } 8117 } 8118 8119 public static void reportSettingsProblem(int priority, String msg) { 8120 logCriticalInfo(priority, msg); 8121 } 8122 8123 private void collectCertificatesLI(PackageSetting ps, PackageParser.Package pkg, File srcFile, 8124 final @ParseFlags int parseFlags) throws PackageManagerException { 8125 // When upgrading from pre-N MR1, verify the package time stamp using the package 8126 // directory and not the APK file. 8127 final long lastModifiedTime = mIsPreNMR1Upgrade 8128 ? new File(pkg.codePath).lastModified() : getLastModifiedTime(pkg, srcFile); 8129 if (ps != null 8130 && ps.codePath.equals(srcFile) 8131 && ps.timeStamp == lastModifiedTime 8132 && !isCompatSignatureUpdateNeeded(pkg) 8133 && !isRecoverSignatureUpdateNeeded(pkg)) { 8134 long mSigningKeySetId = ps.keySetData.getProperSigningKeySet(); 8135 final KeySetManagerService ksms = mSettings.mKeySetManagerService; 8136 ArraySet<PublicKey> signingKs; 8137 synchronized (mPackages) { 8138 signingKs = ksms.getPublicKeysFromKeySetLPr(mSigningKeySetId); 8139 } 8140 if (ps.signatures.mSignatures != null 8141 && ps.signatures.mSignatures.length != 0 8142 && signingKs != null) { 8143 // Optimization: reuse the existing cached certificates 8144 // if the package appears to be unchanged. 8145 pkg.mSignatures = ps.signatures.mSignatures; 8146 pkg.mSigningKeys = signingKs; 8147 return; 8148 } 8149 8150 Slog.w(TAG, "PackageSetting for " + ps.name 8151 + " is missing signatures. Collecting certs again to recover them."); 8152 } else { 8153 Slog.i(TAG, srcFile.toString() + " changed; collecting certs"); 8154 } 8155 8156 try { 8157 Trace.traceBegin(TRACE_TAG_PACKAGE_MANAGER, "collectCertificates"); 8158 PackageParser.collectCertificates(pkg, parseFlags); 8159 } catch (PackageParserException e) { 8160 throw PackageManagerException.from(e); 8161 } finally { 8162 Trace.traceEnd(TRACE_TAG_PACKAGE_MANAGER); 8163 } 8164 } 8165 8166 /** 8167 * Traces a package scan. 8168 * @see #scanPackageLI(File, int, int, long, UserHandle) 8169 */ 8170 private PackageParser.Package scanPackageTracedLI(File scanFile, final int parseFlags, 8171 int scanFlags, long currentTime, UserHandle user) throws PackageManagerException { 8172 Trace.traceBegin(TRACE_TAG_PACKAGE_MANAGER, "scanPackage [" + scanFile.toString() + "]"); 8173 try { 8174 return scanPackageLI(scanFile, parseFlags, scanFlags, currentTime, user); 8175 } finally { 8176 Trace.traceEnd(TRACE_TAG_PACKAGE_MANAGER); 8177 } 8178 } 8179 8180 /** 8181 * Scans a package and returns the newly parsed package. 8182 * Returns {@code null} in case of errors and the error code is stored in mLastScanError 8183 */ 8184 private PackageParser.Package scanPackageLI(File scanFile, int parseFlags, int scanFlags, 8185 long currentTime, UserHandle user) throws PackageManagerException { 8186 if (DEBUG_INSTALL) Slog.d(TAG, "Parsing: " + scanFile); 8187 PackageParser pp = new PackageParser(); 8188 pp.setSeparateProcesses(mSeparateProcesses); 8189 pp.setOnlyCoreApps(mOnlyCore); 8190 pp.setDisplayMetrics(mMetrics); 8191 pp.setCallback(mPackageParserCallback); 8192 8193 Trace.traceBegin(TRACE_TAG_PACKAGE_MANAGER, "parsePackage"); 8194 final PackageParser.Package pkg; 8195 try { 8196 pkg = pp.parsePackage(scanFile, parseFlags); 8197 } catch (PackageParserException e) { 8198 throw PackageManagerException.from(e); 8199 } finally { 8200 Trace.traceEnd(TRACE_TAG_PACKAGE_MANAGER); 8201 } 8202 8203 // Static shared libraries have synthetic package names 8204 if (pkg.applicationInfo.isStaticSharedLibrary()) { 8205 renameStaticSharedLibraryPackage(pkg); 8206 } 8207 8208 return scanPackageLI(pkg, scanFile, parseFlags, scanFlags, currentTime, user); 8209 } 8210 8211 /** 8212 * Scans a package and returns the newly parsed package. 8213 * @throws PackageManagerException on a parse error. 8214 */ 8215 private PackageParser.Package scanPackageLI(PackageParser.Package pkg, File scanFile, 8216 final @ParseFlags int parseFlags, @ScanFlags int scanFlags, long currentTime, 8217 @Nullable UserHandle user) 8218 throws PackageManagerException { 8219 // If the package has children and this is the first dive in the function 8220 // we scan the package with the SCAN_CHECK_ONLY flag set to see whether all 8221 // packages (parent and children) would be successfully scanned before the 8222 // actual scan since scanning mutates internal state and we want to atomically 8223 // install the package and its children. 8224 if ((scanFlags & SCAN_CHECK_ONLY) == 0) { 8225 if (pkg.childPackages != null && pkg.childPackages.size() > 0) { 8226 scanFlags |= SCAN_CHECK_ONLY; 8227 } 8228 } else { 8229 scanFlags &= ~SCAN_CHECK_ONLY; 8230 } 8231 8232 // Scan the parent 8233 PackageParser.Package scannedPkg = scanPackageInternalLI(pkg, scanFile, parseFlags, 8234 scanFlags, currentTime, user); 8235 8236 // Scan the children 8237 final int childCount = (pkg.childPackages != null) ? pkg.childPackages.size() : 0; 8238 for (int i = 0; i < childCount; i++) { 8239 PackageParser.Package childPackage = pkg.childPackages.get(i); 8240 scanPackageInternalLI(childPackage, scanFile, parseFlags, scanFlags, 8241 currentTime, user); 8242 } 8243 8244 8245 if ((scanFlags & SCAN_CHECK_ONLY) != 0) { 8246 return scanPackageLI(pkg, scanFile, parseFlags, scanFlags, currentTime, user); 8247 } 8248 8249 return scannedPkg; 8250 } 8251 8252 /** 8253 * Scans a package and returns the newly parsed package. 8254 * @throws PackageManagerException on a parse error. 8255 */ 8256 private PackageParser.Package scanPackageInternalLI(PackageParser.Package pkg, File scanFile, 8257 @ParseFlags int parseFlags, @ScanFlags int scanFlags, long currentTime, 8258 @Nullable UserHandle user) 8259 throws PackageManagerException { 8260 PackageSetting ps = null; 8261 PackageSetting updatedPkg; 8262 // reader 8263 synchronized (mPackages) { 8264 // Look to see if we already know about this package. 8265 String oldName = mSettings.getRenamedPackageLPr(pkg.packageName); 8266 if (pkg.mOriginalPackages != null && pkg.mOriginalPackages.contains(oldName)) { 8267 // This package has been renamed to its original name. Let's 8268 // use that. 8269 ps = mSettings.getPackageLPr(oldName); 8270 } 8271 // If there was no original package, see one for the real package name. 8272 if (ps == null) { 8273 ps = mSettings.getPackageLPr(pkg.packageName); 8274 } 8275 // Check to see if this package could be hiding/updating a system 8276 // package. Must look for it either under the original or real 8277 // package name depending on our state. 8278 updatedPkg = mSettings.getDisabledSystemPkgLPr(ps != null ? ps.name : pkg.packageName); 8279 if (DEBUG_INSTALL && updatedPkg != null) Slog.d(TAG, "updatedPkg = " + updatedPkg); 8280 8281 // If this is a package we don't know about on the system partition, we 8282 // may need to remove disabled child packages on the system partition 8283 // or may need to not add child packages if the parent apk is updated 8284 // on the data partition and no longer defines this child package. 8285 if ((scanFlags & SCAN_AS_SYSTEM) != 0) { 8286 // If this is a parent package for an updated system app and this system 8287 // app got an OTA update which no longer defines some of the child packages 8288 // we have to prune them from the disabled system packages. 8289 PackageSetting disabledPs = mSettings.getDisabledSystemPkgLPr(pkg.packageName); 8290 if (disabledPs != null) { 8291 final int scannedChildCount = (pkg.childPackages != null) 8292 ? pkg.childPackages.size() : 0; 8293 final int disabledChildCount = disabledPs.childPackageNames != null 8294 ? disabledPs.childPackageNames.size() : 0; 8295 for (int i = 0; i < disabledChildCount; i++) { 8296 String disabledChildPackageName = disabledPs.childPackageNames.get(i); 8297 boolean disabledPackageAvailable = false; 8298 for (int j = 0; j < scannedChildCount; j++) { 8299 PackageParser.Package childPkg = pkg.childPackages.get(j); 8300 if (childPkg.packageName.equals(disabledChildPackageName)) { 8301 disabledPackageAvailable = true; 8302 break; 8303 } 8304 } 8305 if (!disabledPackageAvailable) { 8306 mSettings.removeDisabledSystemPackageLPw(disabledChildPackageName); 8307 } 8308 } 8309 } 8310 } 8311 } 8312 8313 final boolean isUpdatedPkg = updatedPkg != null; 8314 final boolean isUpdatedSystemPkg = isUpdatedPkg && (scanFlags & SCAN_AS_SYSTEM) != 0; 8315 boolean isUpdatedPkgBetter = false; 8316 // First check if this is a system package that may involve an update 8317 if (isUpdatedSystemPkg) { 8318 // If new package is not located in "/system/priv-app" (e.g. due to an OTA), 8319 // it needs to drop FLAG_PRIVILEGED. 8320 if (locationIsPrivileged(scanFile)) { 8321 updatedPkg.pkgPrivateFlags |= ApplicationInfo.PRIVATE_FLAG_PRIVILEGED; 8322 } else { 8323 updatedPkg.pkgPrivateFlags &= ~ApplicationInfo.PRIVATE_FLAG_PRIVILEGED; 8324 } 8325 // If new package is not located in "/oem" (e.g. due to an OTA), 8326 // it needs to drop FLAG_OEM. 8327 if (locationIsOem(scanFile)) { 8328 updatedPkg.pkgPrivateFlags |= ApplicationInfo.PRIVATE_FLAG_OEM; 8329 } else { 8330 updatedPkg.pkgPrivateFlags &= ~ApplicationInfo.PRIVATE_FLAG_OEM; 8331 } 8332 8333 if (ps != null && !ps.codePath.equals(scanFile)) { 8334 // The path has changed from what was last scanned... check the 8335 // version of the new path against what we have stored to determine 8336 // what to do. 8337 if (DEBUG_INSTALL) Slog.d(TAG, "Path changing from " + ps.codePath); 8338 if (pkg.mVersionCode <= ps.versionCode) { 8339 // The system package has been updated and the code path does not match 8340 // Ignore entry. Skip it. 8341 if (DEBUG_INSTALL) Slog.i(TAG, "Package " + ps.name + " at " + scanFile 8342 + " ignored: updated version " + ps.versionCode 8343 + " better than this " + pkg.mVersionCode); 8344 if (!updatedPkg.codePath.equals(scanFile)) { 8345 Slog.w(PackageManagerService.TAG, "Code path for hidden system pkg " 8346 + ps.name + " changing from " + updatedPkg.codePathString 8347 + " to " + scanFile); 8348 updatedPkg.codePath = scanFile; 8349 updatedPkg.codePathString = scanFile.toString(); 8350 updatedPkg.resourcePath = scanFile; 8351 updatedPkg.resourcePathString = scanFile.toString(); 8352 } 8353 updatedPkg.pkg = pkg; 8354 updatedPkg.versionCode = pkg.mVersionCode; 8355 8356 // Update the disabled system child packages to point to the package too. 8357 final int childCount = updatedPkg.childPackageNames != null 8358 ? updatedPkg.childPackageNames.size() : 0; 8359 for (int i = 0; i < childCount; i++) { 8360 String childPackageName = updatedPkg.childPackageNames.get(i); 8361 PackageSetting updatedChildPkg = mSettings.getDisabledSystemPkgLPr( 8362 childPackageName); 8363 if (updatedChildPkg != null) { 8364 updatedChildPkg.pkg = pkg; 8365 updatedChildPkg.versionCode = pkg.mVersionCode; 8366 } 8367 } 8368 } else { 8369 // The current app on the system partition is better than 8370 // what we have updated to on the data partition; switch 8371 // back to the system partition version. 8372 // At this point, its safely assumed that package installation for 8373 // apps in system partition will go through. If not there won't be a working 8374 // version of the app 8375 // writer 8376 synchronized (mPackages) { 8377 // Just remove the loaded entries from package lists. 8378 mPackages.remove(ps.name); 8379 } 8380 8381 logCriticalInfo(Log.WARN, "Package " + ps.name + " at " + scanFile 8382 + " reverting from " + ps.codePathString 8383 + ": new version " + pkg.mVersionCode 8384 + " better than installed " + ps.versionCode); 8385 8386 InstallArgs args = createInstallArgsForExisting(packageFlagsToInstallFlags(ps), 8387 ps.codePathString, ps.resourcePathString, getAppDexInstructionSets(ps)); 8388 synchronized (mInstallLock) { 8389 args.cleanUpResourcesLI(); 8390 } 8391 synchronized (mPackages) { 8392 mSettings.enableSystemPackageLPw(ps.name); 8393 } 8394 isUpdatedPkgBetter = true; 8395 } 8396 } 8397 } 8398 8399 String resourcePath = null; 8400 String baseResourcePath = null; 8401 if ((parseFlags & PackageParser.PARSE_FORWARD_LOCK) != 0 && !isUpdatedPkgBetter) { 8402 if (ps != null && ps.resourcePathString != null) { 8403 resourcePath = ps.resourcePathString; 8404 baseResourcePath = ps.resourcePathString; 8405 } else { 8406 // Should not happen at all. Just log an error. 8407 Slog.e(TAG, "Resource path not set for package " + pkg.packageName); 8408 } 8409 } else { 8410 resourcePath = pkg.codePath; 8411 baseResourcePath = pkg.baseCodePath; 8412 } 8413 8414 // Set application objects path explicitly. 8415 pkg.setApplicationVolumeUuid(pkg.volumeUuid); 8416 pkg.setApplicationInfoCodePath(pkg.codePath); 8417 pkg.setApplicationInfoBaseCodePath(pkg.baseCodePath); 8418 pkg.setApplicationInfoSplitCodePaths(pkg.splitCodePaths); 8419 pkg.setApplicationInfoResourcePath(resourcePath); 8420 pkg.setApplicationInfoBaseResourcePath(baseResourcePath); 8421 pkg.setApplicationInfoSplitResourcePaths(pkg.splitCodePaths); 8422 8423 // throw an exception if we have an update to a system application, but, it's not more 8424 // recent than the package we've already scanned 8425 if (isUpdatedSystemPkg && !isUpdatedPkgBetter) { 8426 // Set CPU Abis to application info. 8427 if ((scanFlags & SCAN_FIRST_BOOT_OR_UPGRADE) != 0) { 8428 final String cpuAbiOverride = deriveAbiOverride(pkg.cpuAbiOverride, updatedPkg); 8429 derivePackageAbi(pkg, scanFile, cpuAbiOverride, false, mAppLib32InstallDir); 8430 } else { 8431 pkg.applicationInfo.primaryCpuAbi = updatedPkg.primaryCpuAbiString; 8432 pkg.applicationInfo.secondaryCpuAbi = updatedPkg.secondaryCpuAbiString; 8433 } 8434 pkg.mExtras = updatedPkg; 8435 8436 throw new PackageManagerException(Log.WARN, "Package " + ps.name + " at " 8437 + scanFile + " ignored: updated version " + ps.versionCode 8438 + " better than this " + pkg.mVersionCode); 8439 } 8440 8441 if (isUpdatedPkg) { 8442 // updated system applications don't initially have the SCAN_AS_SYSTEM flag set 8443 scanFlags |= SCAN_AS_SYSTEM; 8444 8445 // An updated privileged application will not have the PARSE_IS_PRIVILEGED 8446 // flag set initially 8447 if ((updatedPkg.pkgPrivateFlags & ApplicationInfo.PRIVATE_FLAG_PRIVILEGED) != 0) { 8448 scanFlags |= SCAN_AS_PRIVILEGED; 8449 } 8450 8451 // An updated OEM app will not have the PARSE_IS_OEM 8452 // flag set initially 8453 if ((updatedPkg.pkgPrivateFlags & ApplicationInfo.PRIVATE_FLAG_OEM) != 0) { 8454 scanFlags |= SCAN_AS_OEM; 8455 } 8456 } 8457 8458 // Verify certificates against what was last scanned 8459 collectCertificatesLI(ps, pkg, scanFile, parseFlags); 8460 8461 /* 8462 * A new system app appeared, but we already had a non-system one of the 8463 * same name installed earlier. 8464 */ 8465 boolean shouldHideSystemApp = false; 8466 if (!isUpdatedPkg && ps != null 8467 && (parseFlags & PackageParser.PARSE_IS_SYSTEM_DIR) != 0 && !isSystemApp(ps)) { 8468 /* 8469 * Check to make sure the signatures match first. If they don't, 8470 * wipe the installed application and its data. 8471 */ 8472 if (compareSignatures(ps.signatures.mSignatures, pkg.mSignatures) 8473 != PackageManager.SIGNATURE_MATCH) { 8474 logCriticalInfo(Log.WARN, "Package " + ps.name + " appeared on system, but" 8475 + " signatures don't match existing userdata copy; removing"); 8476 try (PackageFreezer freezer = freezePackage(pkg.packageName, 8477 "scanPackageInternalLI")) { 8478 deletePackageLIF(pkg.packageName, null, true, null, 0, null, false, null); 8479 } 8480 ps = null; 8481 } else { 8482 /* 8483 * If the newly-added system app is an older version than the 8484 * already installed version, hide it. It will be scanned later 8485 * and re-added like an update. 8486 */ 8487 if (pkg.mVersionCode <= ps.versionCode) { 8488 shouldHideSystemApp = true; 8489 logCriticalInfo(Log.INFO, "Package " + ps.name + " appeared at " + scanFile 8490 + " but new version " + pkg.mVersionCode + " better than installed " 8491 + ps.versionCode + "; hiding system"); 8492 } else { 8493 /* 8494 * The newly found system app is a newer version that the 8495 * one previously installed. Simply remove the 8496 * already-installed application and replace it with our own 8497 * while keeping the application data. 8498 */ 8499 logCriticalInfo(Log.WARN, "Package " + ps.name + " at " + scanFile 8500 + " reverting from " + ps.codePathString + ": new version " 8501 + pkg.mVersionCode + " better than installed " + ps.versionCode); 8502 InstallArgs args = createInstallArgsForExisting(packageFlagsToInstallFlags(ps), 8503 ps.codePathString, ps.resourcePathString, getAppDexInstructionSets(ps)); 8504 synchronized (mInstallLock) { 8505 args.cleanUpResourcesLI(); 8506 } 8507 } 8508 } 8509 } 8510 8511 // The apk is forward locked (not public) if its code and resources 8512 // are kept in different files. (except for app in either system or 8513 // vendor path). 8514 // TODO grab this value from PackageSettings 8515 if ((parseFlags & PackageParser.PARSE_IS_SYSTEM_DIR) == 0) { 8516 if (ps != null && !ps.codePath.equals(ps.resourcePath)) { 8517 parseFlags |= PackageParser.PARSE_FORWARD_LOCK; 8518 } 8519 } 8520 8521 final int userId = ((user == null) ? 0 : user.getIdentifier()); 8522 if (ps != null && ps.getInstantApp(userId)) { 8523 scanFlags |= SCAN_AS_INSTANT_APP; 8524 } 8525 if (ps != null && ps.getVirtulalPreload(userId)) { 8526 scanFlags |= SCAN_AS_VIRTUAL_PRELOAD; 8527 } 8528 8529 // Note that we invoke the following method only if we are about to unpack an application 8530 PackageParser.Package scannedPkg = scanPackageLI(pkg, parseFlags, scanFlags 8531 | SCAN_UPDATE_SIGNATURE, currentTime, user); 8532 8533 /* 8534 * If the system app should be overridden by a previously installed 8535 * data, hide the system app now and let the /data/app scan pick it up 8536 * again. 8537 */ 8538 if (shouldHideSystemApp) { 8539 synchronized (mPackages) { 8540 mSettings.disableSystemPackageLPw(pkg.packageName, true); 8541 } 8542 } 8543 8544 return scannedPkg; 8545 } 8546 8547 private static void renameStaticSharedLibraryPackage(PackageParser.Package pkg) { 8548 // Derive the new package synthetic package name 8549 pkg.setPackageName(pkg.packageName + STATIC_SHARED_LIB_DELIMITER 8550 + pkg.staticSharedLibVersion); 8551 } 8552 8553 private static String fixProcessName(String defProcessName, 8554 String processName) { 8555 if (processName == null) { 8556 return defProcessName; 8557 } 8558 return processName; 8559 } 8560 8561 /** 8562 * Enforces that only the system UID or root's UID can call a method exposed 8563 * via Binder. 8564 * 8565 * @param message used as message if SecurityException is thrown 8566 * @throws SecurityException if the caller is not system or root 8567 */ 8568 private static final void enforceSystemOrRoot(String message) { 8569 final int uid = Binder.getCallingUid(); 8570 if (uid != Process.SYSTEM_UID && uid != Process.ROOT_UID) { 8571 throw new SecurityException(message); 8572 } 8573 } 8574 8575 @Override 8576 public void performFstrimIfNeeded() { 8577 enforceSystemOrRoot("Only the system can request fstrim"); 8578 8579 // Before everything else, see whether we need to fstrim. 8580 try { 8581 IStorageManager sm = PackageHelper.getStorageManager(); 8582 if (sm != null) { 8583 boolean doTrim = false; 8584 final long interval = android.provider.Settings.Global.getLong( 8585 mContext.getContentResolver(), 8586 android.provider.Settings.Global.FSTRIM_MANDATORY_INTERVAL, 8587 DEFAULT_MANDATORY_FSTRIM_INTERVAL); 8588 if (interval > 0) { 8589 final long timeSinceLast = System.currentTimeMillis() - sm.lastMaintenance(); 8590 if (timeSinceLast > interval) { 8591 doTrim = true; 8592 Slog.w(TAG, "No disk maintenance in " + timeSinceLast 8593 + "; running immediately"); 8594 } 8595 } 8596 if (doTrim) { 8597 final boolean dexOptDialogShown; 8598 synchronized (mPackages) { 8599 dexOptDialogShown = mDexOptDialogShown; 8600 } 8601 if (!isFirstBoot() && dexOptDialogShown) { 8602 try { 8603 ActivityManager.getService().showBootMessage( 8604 mContext.getResources().getString( 8605 R.string.android_upgrading_fstrim), true); 8606 } catch (RemoteException e) { 8607 } 8608 } 8609 sm.runMaintenance(); 8610 } 8611 } else { 8612 Slog.e(TAG, "storageManager service unavailable!"); 8613 } 8614 } catch (RemoteException e) { 8615 // Can't happen; StorageManagerService is local 8616 } 8617 } 8618 8619 @Override 8620 public void updatePackagesIfNeeded() { 8621 enforceSystemOrRoot("Only the system can request package update"); 8622 8623 // We need to re-extract after an OTA. 8624 boolean causeUpgrade = isUpgrade(); 8625 8626 // First boot or factory reset. 8627 // Note: we also handle devices that are upgrading to N right now as if it is their 8628 // first boot, as they do not have profile data. 8629 boolean causeFirstBoot = isFirstBoot() || mIsPreNUpgrade; 8630 8631 // We need to re-extract after a pruned cache, as AoT-ed files will be out of date. 8632 boolean causePrunedCache = VMRuntime.didPruneDalvikCache(); 8633 8634 if (!causeUpgrade && !causeFirstBoot && !causePrunedCache) { 8635 return; 8636 } 8637 8638 List<PackageParser.Package> pkgs; 8639 synchronized (mPackages) { 8640 pkgs = PackageManagerServiceUtils.getPackagesForDexopt(mPackages.values(), this); 8641 } 8642 8643 final long startTime = System.nanoTime(); 8644 final int[] stats = performDexOptUpgrade(pkgs, mIsPreNUpgrade /* showDialog */, 8645 getCompilerFilterForReason(causeFirstBoot ? REASON_FIRST_BOOT : REASON_BOOT), 8646 false /* bootComplete */); 8647 8648 final int elapsedTimeSeconds = 8649 (int) TimeUnit.NANOSECONDS.toSeconds(System.nanoTime() - startTime); 8650 8651 MetricsLogger.histogram(mContext, "opt_dialog_num_dexopted", stats[0]); 8652 MetricsLogger.histogram(mContext, "opt_dialog_num_skipped", stats[1]); 8653 MetricsLogger.histogram(mContext, "opt_dialog_num_failed", stats[2]); 8654 MetricsLogger.histogram(mContext, "opt_dialog_num_total", getOptimizablePackages().size()); 8655 MetricsLogger.histogram(mContext, "opt_dialog_time_s", elapsedTimeSeconds); 8656 } 8657 8658 /* 8659 * Return the prebuilt profile path given a package base code path. 8660 */ 8661 private static String getPrebuildProfilePath(PackageParser.Package pkg) { 8662 return pkg.baseCodePath + ".prof"; 8663 } 8664 8665 /** 8666 * Performs dexopt on the set of packages in {@code packages} and returns an int array 8667 * containing statistics about the invocation. The array consists of three elements, 8668 * which are (in order) {@code numberOfPackagesOptimized}, {@code numberOfPackagesSkipped} 8669 * and {@code numberOfPackagesFailed}. 8670 */ 8671 private int[] performDexOptUpgrade(List<PackageParser.Package> pkgs, boolean showDialog, 8672 final String compilerFilter, boolean bootComplete) { 8673 8674 int numberOfPackagesVisited = 0; 8675 int numberOfPackagesOptimized = 0; 8676 int numberOfPackagesSkipped = 0; 8677 int numberOfPackagesFailed = 0; 8678 final int numberOfPackagesToDexopt = pkgs.size(); 8679 8680 for (PackageParser.Package pkg : pkgs) { 8681 numberOfPackagesVisited++; 8682 8683 boolean useProfileForDexopt = false; 8684 8685 if ((isFirstBoot() || isUpgrade()) && isSystemApp(pkg)) { 8686 // Copy over initial preopt profiles since we won't get any JIT samples for methods 8687 // that are already compiled. 8688 File profileFile = new File(getPrebuildProfilePath(pkg)); 8689 // Copy profile if it exists. 8690 if (profileFile.exists()) { 8691 try { 8692 // We could also do this lazily before calling dexopt in 8693 // PackageDexOptimizer to prevent this happening on first boot. The issue 8694 // is that we don't have a good way to say "do this only once". 8695 if (!mInstaller.copySystemProfile(profileFile.getAbsolutePath(), 8696 pkg.applicationInfo.uid, pkg.packageName)) { 8697 Log.e(TAG, "Installer failed to copy system profile!"); 8698 } else { 8699 // Disabled as this causes speed-profile compilation during first boot 8700 // even if things are already compiled. 8701 // useProfileForDexopt = true; 8702 } 8703 } catch (Exception e) { 8704 Log.e(TAG, "Failed to copy profile " + profileFile.getAbsolutePath() + " ", 8705 e); 8706 } 8707 } else { 8708 PackageSetting disabledPs = mSettings.getDisabledSystemPkgLPr(pkg.packageName); 8709 // Handle compressed APKs in this path. Only do this for stubs with profiles to 8710 // minimize the number off apps being speed-profile compiled during first boot. 8711 // The other paths will not change the filter. 8712 if (disabledPs != null && disabledPs.pkg.isStub) { 8713 // The package is the stub one, remove the stub suffix to get the normal 8714 // package and APK names. 8715 String systemProfilePath = 8716 getPrebuildProfilePath(disabledPs.pkg).replace(STUB_SUFFIX, ""); 8717 profileFile = new File(systemProfilePath); 8718 // If we have a profile for a compressed APK, copy it to the reference 8719 // location. 8720 // Note that copying the profile here will cause it to override the 8721 // reference profile every OTA even though the existing reference profile 8722 // may have more data. We can't copy during decompression since the 8723 // directories are not set up at that point. 8724 if (profileFile.exists()) { 8725 try { 8726 // We could also do this lazily before calling dexopt in 8727 // PackageDexOptimizer to prevent this happening on first boot. The 8728 // issue is that we don't have a good way to say "do this only 8729 // once". 8730 if (!mInstaller.copySystemProfile(profileFile.getAbsolutePath(), 8731 pkg.applicationInfo.uid, pkg.packageName)) { 8732 Log.e(TAG, "Failed to copy system profile for stub package!"); 8733 } else { 8734 useProfileForDexopt = true; 8735 } 8736 } catch (Exception e) { 8737 Log.e(TAG, "Failed to copy profile " + 8738 profileFile.getAbsolutePath() + " ", e); 8739 } 8740 } 8741 } 8742 } 8743 } 8744 8745 if (!PackageDexOptimizer.canOptimizePackage(pkg)) { 8746 if (DEBUG_DEXOPT) { 8747 Log.i(TAG, "Skipping update of of non-optimizable app " + pkg.packageName); 8748 } 8749 numberOfPackagesSkipped++; 8750 continue; 8751 } 8752 8753 if (DEBUG_DEXOPT) { 8754 Log.i(TAG, "Updating app " + numberOfPackagesVisited + " of " + 8755 numberOfPackagesToDexopt + ": " + pkg.packageName); 8756 } 8757 8758 if (showDialog) { 8759 try { 8760 ActivityManager.getService().showBootMessage( 8761 mContext.getResources().getString(R.string.android_upgrading_apk, 8762 numberOfPackagesVisited, numberOfPackagesToDexopt), true); 8763 } catch (RemoteException e) { 8764 } 8765 synchronized (mPackages) { 8766 mDexOptDialogShown = true; 8767 } 8768 } 8769 8770 String pkgCompilerFilter = compilerFilter; 8771 if (useProfileForDexopt) { 8772 // Use background dexopt mode to try and use the profile. Note that this does not 8773 // guarantee usage of the profile. 8774 pkgCompilerFilter = 8775 PackageManagerServiceCompilerMapping.getCompilerFilterForReason( 8776 PackageManagerService.REASON_BACKGROUND_DEXOPT); 8777 } 8778 8779 // checkProfiles is false to avoid merging profiles during boot which 8780 // might interfere with background compilation (b/28612421). 8781 // Unfortunately this will also means that "pm.dexopt.boot=speed-profile" will 8782 // behave differently than "pm.dexopt.bg-dexopt=speed-profile" but that's a 8783 // trade-off worth doing to save boot time work. 8784 int dexoptFlags = bootComplete ? DexoptOptions.DEXOPT_BOOT_COMPLETE : 0; 8785 int primaryDexOptStaus = performDexOptTraced(new DexoptOptions( 8786 pkg.packageName, 8787 pkgCompilerFilter, 8788 dexoptFlags)); 8789 8790 switch (primaryDexOptStaus) { 8791 case PackageDexOptimizer.DEX_OPT_PERFORMED: 8792 numberOfPackagesOptimized++; 8793 break; 8794 case PackageDexOptimizer.DEX_OPT_SKIPPED: 8795 numberOfPackagesSkipped++; 8796 break; 8797 case PackageDexOptimizer.DEX_OPT_FAILED: 8798 numberOfPackagesFailed++; 8799 break; 8800 default: 8801 Log.e(TAG, "Unexpected dexopt return code " + primaryDexOptStaus); 8802 break; 8803 } 8804 } 8805 8806 return new int[] { numberOfPackagesOptimized, numberOfPackagesSkipped, 8807 numberOfPackagesFailed }; 8808 } 8809 8810 @Override 8811 public void notifyPackageUse(String packageName, int reason) { 8812 synchronized (mPackages) { 8813 final int callingUid = Binder.getCallingUid(); 8814 final int callingUserId = UserHandle.getUserId(callingUid); 8815 if (getInstantAppPackageName(callingUid) != null) { 8816 if (!isCallerSameApp(packageName, callingUid)) { 8817 return; 8818 } 8819 } else { 8820 if (isInstantApp(packageName, callingUserId)) { 8821 return; 8822 } 8823 } 8824 notifyPackageUseLocked(packageName, reason); 8825 } 8826 } 8827 8828 private void notifyPackageUseLocked(String packageName, int reason) { 8829 final PackageParser.Package p = mPackages.get(packageName); 8830 if (p == null) { 8831 return; 8832 } 8833 p.mLastPackageUsageTimeInMills[reason] = System.currentTimeMillis(); 8834 } 8835 8836 @Override 8837 public void notifyDexLoad(String loadingPackageName, List<String> classLoaderNames, 8838 List<String> classPaths, String loaderIsa) { 8839 int userId = UserHandle.getCallingUserId(); 8840 ApplicationInfo ai = getApplicationInfo(loadingPackageName, /*flags*/ 0, userId); 8841 if (ai == null) { 8842 Slog.w(TAG, "Loading a package that does not exist for the calling user. package=" 8843 + loadingPackageName + ", user=" + userId); 8844 return; 8845 } 8846 mDexManager.notifyDexLoad(ai, classLoaderNames, classPaths, loaderIsa, userId); 8847 } 8848 8849 @Override 8850 public void registerDexModule(String packageName, String dexModulePath, boolean isSharedModule, 8851 IDexModuleRegisterCallback callback) { 8852 int userId = UserHandle.getCallingUserId(); 8853 ApplicationInfo ai = getApplicationInfo(packageName, /*flags*/ 0, userId); 8854 DexManager.RegisterDexModuleResult result; 8855 if (ai == null) { 8856 Slog.w(TAG, "Registering a dex module for a package that does not exist for the" + 8857 " calling user. package=" + packageName + ", user=" + userId); 8858 result = new DexManager.RegisterDexModuleResult(false, "Package not installed"); 8859 } else { 8860 result = mDexManager.registerDexModule(ai, dexModulePath, isSharedModule, userId); 8861 } 8862 8863 if (callback != null) { 8864 mHandler.post(() -> { 8865 try { 8866 callback.onDexModuleRegistered(dexModulePath, result.success, result.message); 8867 } catch (RemoteException e) { 8868 Slog.w(TAG, "Failed to callback after module registration " + dexModulePath, e); 8869 } 8870 }); 8871 } 8872 } 8873 8874 /** 8875 * Ask the package manager to perform a dex-opt with the given compiler filter. 8876 * 8877 * Note: exposed only for the shell command to allow moving packages explicitly to a 8878 * definite state. 8879 */ 8880 @Override 8881 public boolean performDexOptMode(String packageName, 8882 boolean checkProfiles, String targetCompilerFilter, boolean force, 8883 boolean bootComplete, String splitName) { 8884 int flags = (checkProfiles ? DexoptOptions.DEXOPT_CHECK_FOR_PROFILES_UPDATES : 0) | 8885 (force ? DexoptOptions.DEXOPT_FORCE : 0) | 8886 (bootComplete ? DexoptOptions.DEXOPT_BOOT_COMPLETE : 0); 8887 return performDexOpt(new DexoptOptions(packageName, targetCompilerFilter, 8888 splitName, flags)); 8889 } 8890 8891 /** 8892 * Ask the package manager to perform a dex-opt with the given compiler filter on the 8893 * secondary dex files belonging to the given package. 8894 * 8895 * Note: exposed only for the shell command to allow moving packages explicitly to a 8896 * definite state. 8897 */ 8898 @Override 8899 public boolean performDexOptSecondary(String packageName, String compilerFilter, 8900 boolean force) { 8901 int flags = DexoptOptions.DEXOPT_ONLY_SECONDARY_DEX | 8902 DexoptOptions.DEXOPT_CHECK_FOR_PROFILES_UPDATES | 8903 DexoptOptions.DEXOPT_BOOT_COMPLETE | 8904 (force ? DexoptOptions.DEXOPT_FORCE : 0); 8905 return performDexOpt(new DexoptOptions(packageName, compilerFilter, flags)); 8906 } 8907 8908 /*package*/ boolean performDexOpt(DexoptOptions options) { 8909 if (getInstantAppPackageName(Binder.getCallingUid()) != null) { 8910 return false; 8911 } else if (isInstantApp(options.getPackageName(), UserHandle.getCallingUserId())) { 8912 return false; 8913 } 8914 8915 if (options.isDexoptOnlySecondaryDex()) { 8916 return mDexManager.dexoptSecondaryDex(options); 8917 } else { 8918 int dexoptStatus = performDexOptWithStatus(options); 8919 return dexoptStatus != PackageDexOptimizer.DEX_OPT_FAILED; 8920 } 8921 } 8922 8923 /** 8924 * Perform dexopt on the given package and return one of following result: 8925 * {@link PackageDexOptimizer#DEX_OPT_SKIPPED} 8926 * {@link PackageDexOptimizer#DEX_OPT_PERFORMED} 8927 * {@link PackageDexOptimizer#DEX_OPT_FAILED} 8928 */ 8929 /* package */ int performDexOptWithStatus(DexoptOptions options) { 8930 return performDexOptTraced(options); 8931 } 8932 8933 private int performDexOptTraced(DexoptOptions options) { 8934 Trace.traceBegin(TRACE_TAG_PACKAGE_MANAGER, "dexopt"); 8935 try { 8936 return performDexOptInternal(options); 8937 } finally { 8938 Trace.traceEnd(TRACE_TAG_PACKAGE_MANAGER); 8939 } 8940 } 8941 8942 // Run dexopt on a given package. Returns true if dexopt did not fail, i.e. 8943 // if the package can now be considered up to date for the given filter. 8944 private int performDexOptInternal(DexoptOptions options) { 8945 PackageParser.Package p; 8946 synchronized (mPackages) { 8947 p = mPackages.get(options.getPackageName()); 8948 if (p == null) { 8949 // Package could not be found. Report failure. 8950 return PackageDexOptimizer.DEX_OPT_FAILED; 8951 } 8952 mPackageUsage.maybeWriteAsync(mPackages); 8953 mCompilerStats.maybeWriteAsync(); 8954 } 8955 long callingId = Binder.clearCallingIdentity(); 8956 try { 8957 synchronized (mInstallLock) { 8958 return performDexOptInternalWithDependenciesLI(p, options); 8959 } 8960 } finally { 8961 Binder.restoreCallingIdentity(callingId); 8962 } 8963 } 8964 8965 public ArraySet<String> getOptimizablePackages() { 8966 ArraySet<String> pkgs = new ArraySet<String>(); 8967 synchronized (mPackages) { 8968 for (PackageParser.Package p : mPackages.values()) { 8969 if (PackageDexOptimizer.canOptimizePackage(p)) { 8970 pkgs.add(p.packageName); 8971 } 8972 } 8973 } 8974 return pkgs; 8975 } 8976 8977 private int performDexOptInternalWithDependenciesLI(PackageParser.Package p, 8978 DexoptOptions options) { 8979 // Select the dex optimizer based on the force parameter. 8980 // Note: The force option is rarely used (cmdline input for testing, mostly), so it's OK to 8981 // allocate an object here. 8982 PackageDexOptimizer pdo = options.isForce() 8983 ? new PackageDexOptimizer.ForcedUpdatePackageDexOptimizer(mPackageDexOptimizer) 8984 : mPackageDexOptimizer; 8985 8986 // Dexopt all dependencies first. Note: we ignore the return value and march on 8987 // on errors. 8988 // Note that we are going to call performDexOpt on those libraries as many times as 8989 // they are referenced in packages. When we do a batch of performDexOpt (for example 8990 // at boot, or background job), the passed 'targetCompilerFilter' stays the same, 8991 // and the first package that uses the library will dexopt it. The 8992 // others will see that the compiled code for the library is up to date. 8993 Collection<PackageParser.Package> deps = findSharedNonSystemLibraries(p); 8994 final String[] instructionSets = getAppDexInstructionSets(p.applicationInfo); 8995 if (!deps.isEmpty()) { 8996 DexoptOptions libraryOptions = new DexoptOptions(options.getPackageName(), 8997 options.getCompilerFilter(), options.getSplitName(), 8998 options.getFlags() | DexoptOptions.DEXOPT_AS_SHARED_LIBRARY); 8999 for (PackageParser.Package depPackage : deps) { 9000 // TODO: Analyze and investigate if we (should) profile libraries. 9001 pdo.performDexOpt(depPackage, null /* sharedLibraries */, instructionSets, 9002 getOrCreateCompilerPackageStats(depPackage), 9003 mDexManager.getPackageUseInfoOrDefault(depPackage.packageName), libraryOptions); 9004 } 9005 } 9006 return pdo.performDexOpt(p, p.usesLibraryFiles, instructionSets, 9007 getOrCreateCompilerPackageStats(p), 9008 mDexManager.getPackageUseInfoOrDefault(p.packageName), options); 9009 } 9010 9011 /** 9012 * Reconcile the information we have about the secondary dex files belonging to 9013 * {@code packagName} and the actual dex files. For all dex files that were 9014 * deleted, update the internal records and delete the generated oat files. 9015 */ 9016 @Override 9017 public void reconcileSecondaryDexFiles(String packageName) { 9018 if (getInstantAppPackageName(Binder.getCallingUid()) != null) { 9019 return; 9020 } else if (isInstantApp(packageName, UserHandle.getCallingUserId())) { 9021 return; 9022 } 9023 mDexManager.reconcileSecondaryDexFiles(packageName); 9024 } 9025 9026 // TODO(calin): this is only needed for BackgroundDexOptService. Find a cleaner way to inject 9027 // a reference there. 9028 /*package*/ DexManager getDexManager() { 9029 return mDexManager; 9030 } 9031 9032 /** 9033 * Execute the background dexopt job immediately. 9034 */ 9035 @Override 9036 public boolean runBackgroundDexoptJob() { 9037 if (getInstantAppPackageName(Binder.getCallingUid()) != null) { 9038 return false; 9039 } 9040 return BackgroundDexOptService.runIdleOptimizationsNow(this, mContext); 9041 } 9042 9043 List<PackageParser.Package> findSharedNonSystemLibraries(PackageParser.Package p) { 9044 if (p.usesLibraries != null || p.usesOptionalLibraries != null 9045 || p.usesStaticLibraries != null) { 9046 ArrayList<PackageParser.Package> retValue = new ArrayList<>(); 9047 Set<String> collectedNames = new HashSet<>(); 9048 findSharedNonSystemLibrariesRecursive(p, retValue, collectedNames); 9049 9050 retValue.remove(p); 9051 9052 return retValue; 9053 } else { 9054 return Collections.emptyList(); 9055 } 9056 } 9057 9058 private void findSharedNonSystemLibrariesRecursive(PackageParser.Package p, 9059 ArrayList<PackageParser.Package> collected, Set<String> collectedNames) { 9060 if (!collectedNames.contains(p.packageName)) { 9061 collectedNames.add(p.packageName); 9062 collected.add(p); 9063 9064 if (p.usesLibraries != null) { 9065 findSharedNonSystemLibrariesRecursive(p.usesLibraries, 9066 null, collected, collectedNames); 9067 } 9068 if (p.usesOptionalLibraries != null) { 9069 findSharedNonSystemLibrariesRecursive(p.usesOptionalLibraries, 9070 null, collected, collectedNames); 9071 } 9072 if (p.usesStaticLibraries != null) { 9073 findSharedNonSystemLibrariesRecursive(p.usesStaticLibraries, 9074 p.usesStaticLibrariesVersions, collected, collectedNames); 9075 } 9076 } 9077 } 9078 9079 private void findSharedNonSystemLibrariesRecursive(ArrayList<String> libs, int[] versions, 9080 ArrayList<PackageParser.Package> collected, Set<String> collectedNames) { 9081 final int libNameCount = libs.size(); 9082 for (int i = 0; i < libNameCount; i++) { 9083 String libName = libs.get(i); 9084 int version = (versions != null && versions.length == libNameCount) 9085 ? versions[i] : PackageManager.VERSION_CODE_HIGHEST; 9086 PackageParser.Package libPkg = findSharedNonSystemLibrary(libName, version); 9087 if (libPkg != null) { 9088 findSharedNonSystemLibrariesRecursive(libPkg, collected, collectedNames); 9089 } 9090 } 9091 } 9092 9093 private PackageParser.Package findSharedNonSystemLibrary(String name, int version) { 9094 synchronized (mPackages) { 9095 SharedLibraryEntry libEntry = getSharedLibraryEntryLPr(name, version); 9096 if (libEntry != null) { 9097 return mPackages.get(libEntry.apk); 9098 } 9099 return null; 9100 } 9101 } 9102 9103 private SharedLibraryEntry getSharedLibraryEntryLPr(String name, int version) { 9104 SparseArray<SharedLibraryEntry> versionedLib = mSharedLibraries.get(name); 9105 if (versionedLib == null) { 9106 return null; 9107 } 9108 return versionedLib.get(version); 9109 } 9110 9111 private SharedLibraryEntry getLatestSharedLibraVersionLPr(PackageParser.Package pkg) { 9112 SparseArray<SharedLibraryEntry> versionedLib = mSharedLibraries.get( 9113 pkg.staticSharedLibName); 9114 if (versionedLib == null) { 9115 return null; 9116 } 9117 int previousLibVersion = -1; 9118 final int versionCount = versionedLib.size(); 9119 for (int i = 0; i < versionCount; i++) { 9120 final int libVersion = versionedLib.keyAt(i); 9121 if (libVersion < pkg.staticSharedLibVersion) { 9122 previousLibVersion = Math.max(previousLibVersion, libVersion); 9123 } 9124 } 9125 if (previousLibVersion >= 0) { 9126 return versionedLib.get(previousLibVersion); 9127 } 9128 return null; 9129 } 9130 9131 public void shutdown() { 9132 mPackageUsage.writeNow(mPackages); 9133 mCompilerStats.writeNow(); 9134 mDexManager.writePackageDexUsageNow(); 9135 } 9136 9137 @Override 9138 public void dumpProfiles(String packageName) { 9139 PackageParser.Package pkg; 9140 synchronized (mPackages) { 9141 pkg = mPackages.get(packageName); 9142 if (pkg == null) { 9143 throw new IllegalArgumentException("Unknown package: " + packageName); 9144 } 9145 } 9146 /* Only the shell, root, or the app user should be able to dump profiles. */ 9147 int callingUid = Binder.getCallingUid(); 9148 if (callingUid != Process.SHELL_UID && 9149 callingUid != Process.ROOT_UID && 9150 callingUid != pkg.applicationInfo.uid) { 9151 throw new SecurityException("dumpProfiles"); 9152 } 9153 9154 synchronized (mInstallLock) { 9155 Trace.traceBegin(TRACE_TAG_PACKAGE_MANAGER, "dump profiles"); 9156 final int sharedGid = UserHandle.getSharedAppGid(pkg.applicationInfo.uid); 9157 try { 9158 List<String> allCodePaths = pkg.getAllCodePathsExcludingResourceOnly(); 9159 String codePaths = TextUtils.join(";", allCodePaths); 9160 mInstaller.dumpProfiles(sharedGid, packageName, codePaths); 9161 } catch (InstallerException e) { 9162 Slog.w(TAG, "Failed to dump profiles", e); 9163 } 9164 Trace.traceEnd(TRACE_TAG_PACKAGE_MANAGER); 9165 } 9166 } 9167 9168 @Override 9169 public void forceDexOpt(String packageName) { 9170 enforceSystemOrRoot("forceDexOpt"); 9171 9172 PackageParser.Package pkg; 9173 synchronized (mPackages) { 9174 pkg = mPackages.get(packageName); 9175 if (pkg == null) { 9176 throw new IllegalArgumentException("Unknown package: " + packageName); 9177 } 9178 } 9179 9180 synchronized (mInstallLock) { 9181 Trace.traceBegin(TRACE_TAG_PACKAGE_MANAGER, "dexopt"); 9182 9183 // Whoever is calling forceDexOpt wants a compiled package. 9184 // Don't use profiles since that may cause compilation to be skipped. 9185 final int res = performDexOptInternalWithDependenciesLI( 9186 pkg, 9187 new DexoptOptions(packageName, 9188 getDefaultCompilerFilter(), 9189 DexoptOptions.DEXOPT_FORCE | DexoptOptions.DEXOPT_BOOT_COMPLETE)); 9190 9191 Trace.traceEnd(TRACE_TAG_PACKAGE_MANAGER); 9192 if (res != PackageDexOptimizer.DEX_OPT_PERFORMED) { 9193 throw new IllegalStateException("Failed to dexopt: " + res); 9194 } 9195 } 9196 } 9197 9198 private boolean verifyPackageUpdateLPr(PackageSetting oldPkg, PackageParser.Package newPkg) { 9199 if ((oldPkg.pkgFlags&ApplicationInfo.FLAG_SYSTEM) == 0) { 9200 Slog.w(TAG, "Unable to update from " + oldPkg.name 9201 + " to " + newPkg.packageName 9202 + ": old package not in system partition"); 9203 return false; 9204 } else if (mPackages.get(oldPkg.name) != null) { 9205 Slog.w(TAG, "Unable to update from " + oldPkg.name 9206 + " to " + newPkg.packageName 9207 + ": old package still exists"); 9208 return false; 9209 } 9210 return true; 9211 } 9212 9213 void removeCodePathLI(File codePath) { 9214 if (codePath.isDirectory()) { 9215 try { 9216 mInstaller.rmPackageDir(codePath.getAbsolutePath()); 9217 } catch (InstallerException e) { 9218 Slog.w(TAG, "Failed to remove code path", e); 9219 } 9220 } else { 9221 codePath.delete(); 9222 } 9223 } 9224 9225 private int[] resolveUserIds(int userId) { 9226 return (userId == UserHandle.USER_ALL) ? sUserManager.getUserIds() : new int[] { userId }; 9227 } 9228 9229 private void clearAppDataLIF(PackageParser.Package pkg, int userId, int flags) { 9230 if (pkg == null) { 9231 Slog.wtf(TAG, "Package was null!", new Throwable()); 9232 return; 9233 } 9234 clearAppDataLeafLIF(pkg, userId, flags); 9235 final int childCount = (pkg.childPackages != null) ? pkg.childPackages.size() : 0; 9236 for (int i = 0; i < childCount; i++) { 9237 clearAppDataLeafLIF(pkg.childPackages.get(i), userId, flags); 9238 } 9239 } 9240 9241 private void clearAppDataLeafLIF(PackageParser.Package pkg, int userId, int flags) { 9242 final PackageSetting ps; 9243 synchronized (mPackages) { 9244 ps = mSettings.mPackages.get(pkg.packageName); 9245 } 9246 for (int realUserId : resolveUserIds(userId)) { 9247 final long ceDataInode = (ps != null) ? ps.getCeDataInode(realUserId) : 0; 9248 try { 9249 mInstaller.clearAppData(pkg.volumeUuid, pkg.packageName, realUserId, flags, 9250 ceDataInode); 9251 } catch (InstallerException e) { 9252 Slog.w(TAG, String.valueOf(e)); 9253 } 9254 } 9255 } 9256 9257 private void destroyAppDataLIF(PackageParser.Package pkg, int userId, int flags) { 9258 if (pkg == null) { 9259 Slog.wtf(TAG, "Package was null!", new Throwable()); 9260 return; 9261 } 9262 destroyAppDataLeafLIF(pkg, userId, flags); 9263 final int childCount = (pkg.childPackages != null) ? pkg.childPackages.size() : 0; 9264 for (int i = 0; i < childCount; i++) { 9265 destroyAppDataLeafLIF(pkg.childPackages.get(i), userId, flags); 9266 } 9267 } 9268 9269 private void destroyAppDataLeafLIF(PackageParser.Package pkg, int userId, int flags) { 9270 final PackageSetting ps; 9271 synchronized (mPackages) { 9272 ps = mSettings.mPackages.get(pkg.packageName); 9273 } 9274 for (int realUserId : resolveUserIds(userId)) { 9275 final long ceDataInode = (ps != null) ? ps.getCeDataInode(realUserId) : 0; 9276 try { 9277 mInstaller.destroyAppData(pkg.volumeUuid, pkg.packageName, realUserId, flags, 9278 ceDataInode); 9279 } catch (InstallerException e) { 9280 Slog.w(TAG, String.valueOf(e)); 9281 } 9282 mDexManager.notifyPackageDataDestroyed(pkg.packageName, userId); 9283 } 9284 } 9285 9286 private void destroyAppProfilesLIF(PackageParser.Package pkg, int userId) { 9287 if (pkg == null) { 9288 Slog.wtf(TAG, "Package was null!", new Throwable()); 9289 return; 9290 } 9291 destroyAppProfilesLeafLIF(pkg); 9292 final int childCount = (pkg.childPackages != null) ? pkg.childPackages.size() : 0; 9293 for (int i = 0; i < childCount; i++) { 9294 destroyAppProfilesLeafLIF(pkg.childPackages.get(i)); 9295 } 9296 } 9297 9298 private void destroyAppProfilesLeafLIF(PackageParser.Package pkg) { 9299 try { 9300 mInstaller.destroyAppProfiles(pkg.packageName); 9301 } catch (InstallerException e) { 9302 Slog.w(TAG, String.valueOf(e)); 9303 } 9304 } 9305 9306 private void clearAppProfilesLIF(PackageParser.Package pkg, int userId) { 9307 if (pkg == null) { 9308 Slog.wtf(TAG, "Package was null!", new Throwable()); 9309 return; 9310 } 9311 clearAppProfilesLeafLIF(pkg); 9312 final int childCount = (pkg.childPackages != null) ? pkg.childPackages.size() : 0; 9313 for (int i = 0; i < childCount; i++) { 9314 clearAppProfilesLeafLIF(pkg.childPackages.get(i)); 9315 } 9316 } 9317 9318 private void clearAppProfilesLeafLIF(PackageParser.Package pkg) { 9319 try { 9320 mInstaller.clearAppProfiles(pkg.packageName); 9321 } catch (InstallerException e) { 9322 Slog.w(TAG, String.valueOf(e)); 9323 } 9324 } 9325 9326 private void setInstallAndUpdateTime(PackageParser.Package pkg, long firstInstallTime, 9327 long lastUpdateTime) { 9328 // Set parent install/update time 9329 PackageSetting ps = (PackageSetting) pkg.mExtras; 9330 if (ps != null) { 9331 ps.firstInstallTime = firstInstallTime; 9332 ps.lastUpdateTime = lastUpdateTime; 9333 } 9334 // Set children install/update time 9335 final int childCount = (pkg.childPackages != null) ? pkg.childPackages.size() : 0; 9336 for (int i = 0; i < childCount; i++) { 9337 PackageParser.Package childPkg = pkg.childPackages.get(i); 9338 ps = (PackageSetting) childPkg.mExtras; 9339 if (ps != null) { 9340 ps.firstInstallTime = firstInstallTime; 9341 ps.lastUpdateTime = lastUpdateTime; 9342 } 9343 } 9344 } 9345 9346 private void addSharedLibraryLPr(Set<String> usesLibraryFiles, 9347 SharedLibraryEntry file, 9348 PackageParser.Package changingLib) { 9349 if (file.path != null) { 9350 usesLibraryFiles.add(file.path); 9351 return; 9352 } 9353 PackageParser.Package p = mPackages.get(file.apk); 9354 if (changingLib != null && changingLib.packageName.equals(file.apk)) { 9355 // If we are doing this while in the middle of updating a library apk, 9356 // then we need to make sure to use that new apk for determining the 9357 // dependencies here. (We haven't yet finished committing the new apk 9358 // to the package manager state.) 9359 if (p == null || p.packageName.equals(changingLib.packageName)) { 9360 p = changingLib; 9361 } 9362 } 9363 if (p != null) { 9364 usesLibraryFiles.addAll(p.getAllCodePaths()); 9365 if (p.usesLibraryFiles != null) { 9366 Collections.addAll(usesLibraryFiles, p.usesLibraryFiles); 9367 } 9368 } 9369 } 9370 9371 private void updateSharedLibrariesLPr(PackageParser.Package pkg, 9372 PackageParser.Package changingLib) throws PackageManagerException { 9373 if (pkg == null) { 9374 return; 9375 } 9376 // The collection used here must maintain the order of addition (so 9377 // that libraries are searched in the correct order) and must have no 9378 // duplicates. 9379 Set<String> usesLibraryFiles = null; 9380 if (pkg.usesLibraries != null) { 9381 usesLibraryFiles = addSharedLibrariesLPw(pkg.usesLibraries, 9382 null, null, pkg.packageName, changingLib, true, 9383 pkg.applicationInfo.targetSdkVersion, null); 9384 } 9385 if (pkg.usesStaticLibraries != null) { 9386 usesLibraryFiles = addSharedLibrariesLPw(pkg.usesStaticLibraries, 9387 pkg.usesStaticLibrariesVersions, pkg.usesStaticLibrariesCertDigests, 9388 pkg.packageName, changingLib, true, 9389 pkg.applicationInfo.targetSdkVersion, usesLibraryFiles); 9390 } 9391 if (pkg.usesOptionalLibraries != null) { 9392 usesLibraryFiles = addSharedLibrariesLPw(pkg.usesOptionalLibraries, 9393 null, null, pkg.packageName, changingLib, false, 9394 pkg.applicationInfo.targetSdkVersion, usesLibraryFiles); 9395 } 9396 if (!ArrayUtils.isEmpty(usesLibraryFiles)) { 9397 pkg.usesLibraryFiles = usesLibraryFiles.toArray(new String[usesLibraryFiles.size()]); 9398 } else { 9399 pkg.usesLibraryFiles = null; 9400 } 9401 } 9402 9403 private Set<String> addSharedLibrariesLPw(@NonNull List<String> requestedLibraries, 9404 @Nullable int[] requiredVersions, @Nullable String[][] requiredCertDigests, 9405 @NonNull String packageName, @Nullable PackageParser.Package changingLib, 9406 boolean required, int targetSdk, @Nullable Set<String> outUsedLibraries) 9407 throws PackageManagerException { 9408 final int libCount = requestedLibraries.size(); 9409 for (int i = 0; i < libCount; i++) { 9410 final String libName = requestedLibraries.get(i); 9411 final int libVersion = requiredVersions != null ? requiredVersions[i] 9412 : SharedLibraryInfo.VERSION_UNDEFINED; 9413 final SharedLibraryEntry libEntry = getSharedLibraryEntryLPr(libName, libVersion); 9414 if (libEntry == null) { 9415 if (required) { 9416 throw new PackageManagerException(INSTALL_FAILED_MISSING_SHARED_LIBRARY, 9417 "Package " + packageName + " requires unavailable shared library " 9418 + libName + "; failing!"); 9419 } else if (DEBUG_SHARED_LIBRARIES) { 9420 Slog.i(TAG, "Package " + packageName 9421 + " desires unavailable shared library " 9422 + libName + "; ignoring!"); 9423 } 9424 } else { 9425 if (requiredVersions != null && requiredCertDigests != null) { 9426 if (libEntry.info.getVersion() != requiredVersions[i]) { 9427 throw new PackageManagerException(INSTALL_FAILED_MISSING_SHARED_LIBRARY, 9428 "Package " + packageName + " requires unavailable static shared" 9429 + " library " + libName + " version " 9430 + libEntry.info.getVersion() + "; failing!"); 9431 } 9432 9433 PackageParser.Package libPkg = mPackages.get(libEntry.apk); 9434 if (libPkg == null) { 9435 throw new PackageManagerException(INSTALL_FAILED_MISSING_SHARED_LIBRARY, 9436 "Package " + packageName + " requires unavailable static shared" 9437 + " library; failing!"); 9438 } 9439 9440 final String[] expectedCertDigests = requiredCertDigests[i]; 9441 // For apps targeting O MR1 we require explicit enumeration of all certs. 9442 final String[] libCertDigests = (targetSdk > Build.VERSION_CODES.O) 9443 ? PackageUtils.computeSignaturesSha256Digests(libPkg.mSignatures) 9444 : PackageUtils.computeSignaturesSha256Digests( 9445 new Signature[]{libPkg.mSignatures[0]}); 9446 9447 // Take a shortcut if sizes don't match. Note that if an app doesn't 9448 // target O we don't parse the "additional-certificate" tags similarly 9449 // how we only consider all certs only for apps targeting O (see above). 9450 // Therefore, the size check is safe to make. 9451 if (expectedCertDigests.length != libCertDigests.length) { 9452 throw new PackageManagerException(INSTALL_FAILED_MISSING_SHARED_LIBRARY, 9453 "Package " + packageName + " requires differently signed" + 9454 " static sDexLoadReporter.java:45.19hared library; failing!"); 9455 } 9456 9457 // Use a predictable order as signature order may vary 9458 Arrays.sort(libCertDigests); 9459 Arrays.sort(expectedCertDigests); 9460 9461 final int certCount = libCertDigests.length; 9462 for (int j = 0; j < certCount; j++) { 9463 if (!libCertDigests[j].equalsIgnoreCase(expectedCertDigests[j])) { 9464 throw new PackageManagerException(INSTALL_FAILED_MISSING_SHARED_LIBRARY, 9465 "Package " + packageName + " requires differently signed" + 9466 " static shared library; failing!"); 9467 } 9468 } 9469 } 9470 9471 if (outUsedLibraries == null) { 9472 // Use LinkedHashSet to preserve the order of files added to 9473 // usesLibraryFiles while eliminating duplicates. 9474 outUsedLibraries = new LinkedHashSet<>(); 9475 } 9476 addSharedLibraryLPr(outUsedLibraries, libEntry, changingLib); 9477 } 9478 } 9479 return outUsedLibraries; 9480 } 9481 9482 private static boolean hasString(List<String> list, List<String> which) { 9483 if (list == null) { 9484 return false; 9485 } 9486 for (int i=list.size()-1; i>=0; i--) { 9487 for (int j=which.size()-1; j>=0; j--) { 9488 if (which.get(j).equals(list.get(i))) { 9489 return true; 9490 } 9491 } 9492 } 9493 return false; 9494 } 9495 9496 private ArrayList<PackageParser.Package> updateAllSharedLibrariesLPw( 9497 PackageParser.Package changingPkg) { 9498 ArrayList<PackageParser.Package> res = null; 9499 for (PackageParser.Package pkg : mPackages.values()) { 9500 if (changingPkg != null 9501 && !hasString(pkg.usesLibraries, changingPkg.libraryNames) 9502 && !hasString(pkg.usesOptionalLibraries, changingPkg.libraryNames) 9503 && !ArrayUtils.contains(pkg.usesStaticLibraries, 9504 changingPkg.staticSharedLibName)) { 9505 return null; 9506 } 9507 if (res == null) { 9508 res = new ArrayList<>(); 9509 } 9510 res.add(pkg); 9511 try { 9512 updateSharedLibrariesLPr(pkg, changingPkg); 9513 } catch (PackageManagerException e) { 9514 // If a system app update or an app and a required lib missing we 9515 // delete the package and for updated system apps keep the data as 9516 // it is better for the user to reinstall than to be in an limbo 9517 // state. Also libs disappearing under an app should never happen 9518 // - just in case. 9519 if (!pkg.isSystem() || pkg.isUpdatedSystemApp()) { 9520 final int flags = pkg.isUpdatedSystemApp() 9521 ? PackageManager.DELETE_KEEP_DATA : 0; 9522 deletePackageLIF(pkg.packageName, null, true, sUserManager.getUserIds(), 9523 flags , null, true, null); 9524 } 9525 Slog.e(TAG, "updateAllSharedLibrariesLPw failed: " + e.getMessage()); 9526 } 9527 } 9528 return res; 9529 } 9530 9531 private PackageParser.Package scanPackageTracedLI(PackageParser.Package pkg, 9532 final @ParseFlags int parseFlags, @ScanFlags int scanFlags, long currentTime, 9533 @Nullable UserHandle user) throws PackageManagerException { 9534 Trace.traceBegin(TRACE_TAG_PACKAGE_MANAGER, "scanPackage"); 9535 // If the package has children and this is the first dive in the function 9536 // we recursively scan the package with the SCAN_CHECK_ONLY flag set to see 9537 // whether all packages (parent and children) would be successfully scanned 9538 // before the actual scan since scanning mutates internal state and we want 9539 // to atomically install the package and its children. 9540 if ((scanFlags & SCAN_CHECK_ONLY) == 0) { 9541 if (pkg.childPackages != null && pkg.childPackages.size() > 0) { 9542 scanFlags |= SCAN_CHECK_ONLY; 9543 } 9544 } else { 9545 scanFlags &= ~SCAN_CHECK_ONLY; 9546 } 9547 9548 final PackageParser.Package scannedPkg; 9549 try { 9550 // Scan the parent 9551 scannedPkg = scanPackageLI(pkg, parseFlags, scanFlags, currentTime, user); 9552 // Scan the children 9553 final int childCount = (pkg.childPackages != null) ? pkg.childPackages.size() : 0; 9554 for (int i = 0; i < childCount; i++) { 9555 PackageParser.Package childPkg = pkg.childPackages.get(i); 9556 scanPackageLI(childPkg, parseFlags, 9557 scanFlags, currentTime, user); 9558 } 9559 } finally { 9560 Trace.traceEnd(TRACE_TAG_PACKAGE_MANAGER); 9561 } 9562 9563 if ((scanFlags & SCAN_CHECK_ONLY) != 0) { 9564 return scanPackageTracedLI(pkg, parseFlags, scanFlags, currentTime, user); 9565 } 9566 9567 return scannedPkg; 9568 } 9569 9570 private PackageParser.Package scanPackageLI(PackageParser.Package pkg, 9571 final @ParseFlags int parseFlags, final @ScanFlags int scanFlags, long currentTime, 9572 @Nullable UserHandle user) throws PackageManagerException { 9573 boolean success = false; 9574 try { 9575 final PackageParser.Package res = scanPackageDirtyLI(pkg, parseFlags, scanFlags, 9576 currentTime, user); 9577 success = true; 9578 return res; 9579 } finally { 9580 if (!success && (scanFlags & SCAN_DELETE_DATA_ON_FAILURES) != 0) { 9581 // DELETE_DATA_ON_FAILURES is only used by frozen paths 9582 destroyAppDataLIF(pkg, UserHandle.USER_ALL, 9583 StorageManager.FLAG_STORAGE_DE | StorageManager.FLAG_STORAGE_CE); 9584 destroyAppProfilesLIF(pkg, UserHandle.USER_ALL); 9585 } 9586 } 9587 } 9588 9589 /** 9590 * Returns {@code true} if the given file contains code. Otherwise {@code false}. 9591 */ 9592 private static boolean apkHasCode(String fileName) { 9593 StrictJarFile jarFile = null; 9594 try { 9595 jarFile = new StrictJarFile(fileName, 9596 false /*verify*/, false /*signatureSchemeRollbackProtectionsEnforced*/); 9597 return jarFile.findEntry("classes.dex") != null; 9598 } catch (IOException ignore) { 9599 } finally { 9600 try { 9601 if (jarFile != null) { 9602 jarFile.close(); 9603 } 9604 } catch (IOException ignore) {} 9605 } 9606 return false; 9607 } 9608 9609 /** 9610 * Enforces code policy for the package. This ensures that if an APK has 9611 * declared hasCode="true" in its manifest that the APK actually contains 9612 * code. 9613 * 9614 * @throws PackageManagerException If bytecode could not be found when it should exist 9615 */ 9616 private static void assertCodePolicy(PackageParser.Package pkg) 9617 throws PackageManagerException { 9618 final boolean shouldHaveCode = 9619 (pkg.applicationInfo.flags & ApplicationInfo.FLAG_HAS_CODE) != 0; 9620 if (shouldHaveCode && !apkHasCode(pkg.baseCodePath)) { 9621 throw new PackageManagerException(INSTALL_FAILED_INVALID_APK, 9622 "Package " + pkg.baseCodePath + " code is missing"); 9623 } 9624 9625 if (!ArrayUtils.isEmpty(pkg.splitCodePaths)) { 9626 for (int i = 0; i < pkg.splitCodePaths.length; i++) { 9627 final boolean splitShouldHaveCode = 9628 (pkg.splitFlags[i] & ApplicationInfo.FLAG_HAS_CODE) != 0; 9629 if (splitShouldHaveCode && !apkHasCode(pkg.splitCodePaths[i])) { 9630 throw new PackageManagerException(INSTALL_FAILED_INVALID_APK, 9631 "Package " + pkg.splitCodePaths[i] + " code is missing"); 9632 } 9633 } 9634 } 9635 } 9636 9637 private PackageParser.Package scanPackageDirtyLI(PackageParser.Package pkg, 9638 final @ParseFlags int parseFlags, final @ScanFlags int scanFlags, long currentTime, 9639 @Nullable UserHandle user) 9640 throws PackageManagerException { 9641 if (DEBUG_PACKAGE_SCANNING) { 9642 if ((parseFlags & PackageParser.PARSE_CHATTY) != 0) 9643 Log.d(TAG, "Scanning package " + pkg.packageName); 9644 } 9645 9646 applyPolicy(pkg, parseFlags, scanFlags); 9647 9648 assertPackageIsValid(pkg, parseFlags, scanFlags); 9649 9650 if (Build.IS_DEBUGGABLE && 9651 pkg.isPrivileged() && 9652 !SystemProperties.getBoolean("pm.dexopt.priv-apps", true)) { 9653 PackageManagerServiceUtils.logPackageHasUncompressedCode(pkg); 9654 } 9655 9656 // Initialize package source and resource directories 9657 final File scanFile = new File(pkg.codePath); 9658 final File destCodeFile = new File(pkg.applicationInfo.getCodePath()); 9659 final File destResourceFile = new File(pkg.applicationInfo.getResourcePath()); 9660 9661 SharedUserSetting suid = null; 9662 PackageSetting pkgSetting = null; 9663 9664 // Getting the package setting may have a side-effect, so if we 9665 // are only checking if scan would succeed, stash a copy of the 9666 // old setting to restore at the end. 9667 PackageSetting nonMutatedPs = null; 9668 9669 // We keep references to the derived CPU Abis from settings in oder to reuse 9670 // them in the case where we're not upgrading or booting for the first time. 9671 String primaryCpuAbiFromSettings = null; 9672 String secondaryCpuAbiFromSettings = null; 9673 9674 // writer 9675 synchronized (mPackages) { 9676 if (pkg.mSharedUserId != null) { 9677 // SIDE EFFECTS; may potentially allocate a new shared user 9678 suid = mSettings.getSharedUserLPw( 9679 pkg.mSharedUserId, 0 /*pkgFlags*/, 0 /*pkgPrivateFlags*/, true /*create*/); 9680 if (DEBUG_PACKAGE_SCANNING) { 9681 if ((parseFlags & PackageParser.PARSE_CHATTY) != 0) 9682 Log.d(TAG, "Shared UserID " + pkg.mSharedUserId + " (uid=" + suid.userId 9683 + "): packages=" + suid.packages); 9684 } 9685 } 9686 9687 // Check if we are renaming from an original package name. 9688 PackageSetting origPackage = null; 9689 String realName = null; 9690 if (pkg.mOriginalPackages != null) { 9691 // This package may need to be renamed to a previously 9692 // installed name. Let's check on that... 9693 final String renamed = mSettings.getRenamedPackageLPr(pkg.mRealPackage); 9694 if (pkg.mOriginalPackages.contains(renamed)) { 9695 // This package had originally been installed as the 9696 // original name, and we have already taken care of 9697 // transitioning to the new one. Just update the new 9698 // one to continue using the old name. 9699 realName = pkg.mRealPackage; 9700 if (!pkg.packageName.equals(renamed)) { 9701 // Callers into this function may have already taken 9702 // care of renaming the package; only do it here if 9703 // it is not already done. 9704 pkg.setPackageName(renamed); 9705 } 9706 } else { 9707 for (int i=pkg.mOriginalPackages.size()-1; i>=0; i--) { 9708 if ((origPackage = mSettings.getPackageLPr( 9709 pkg.mOriginalPackages.get(i))) != null) { 9710 // We do have the package already installed under its 9711 // original name... should we use it? 9712 if (!verifyPackageUpdateLPr(origPackage, pkg)) { 9713 // New package is not compatible with original. 9714 origPackage = null; 9715 continue; 9716 } else if (origPackage.sharedUser != null) { 9717 // Make sure uid is compatible between packages. 9718 if (!origPackage.sharedUser.name.equals(pkg.mSharedUserId)) { 9719 Slog.w(TAG, "Unable to migrate data from " + origPackage.name 9720 + " to " + pkg.packageName + ": old uid " 9721 + origPackage.sharedUser.name 9722 + " differs from " + pkg.mSharedUserId); 9723 origPackage = null; 9724 continue; 9725 } 9726 // TODO: Add case when shared user id is added [b/28144775] 9727 } else { 9728 if (DEBUG_UPGRADE) Log.v(TAG, "Renaming new package " 9729 + pkg.packageName + " to old name " + origPackage.name); 9730 } 9731 break; 9732 } 9733 } 9734 } 9735 } 9736 9737 if (mTransferedPackages.contains(pkg.packageName)) { 9738 Slog.w(TAG, "Package " + pkg.packageName 9739 + " was transferred to another, but its .apk remains"); 9740 } 9741 9742 // See comments in nonMutatedPs declaration 9743 if ((scanFlags & SCAN_CHECK_ONLY) != 0) { 9744 PackageSetting foundPs = mSettings.getPackageLPr(pkg.packageName); 9745 if (foundPs != null) { 9746 nonMutatedPs = new PackageSetting(foundPs); 9747 } 9748 } 9749 9750 if ((scanFlags & SCAN_FIRST_BOOT_OR_UPGRADE) == 0) { 9751 PackageSetting foundPs = mSettings.getPackageLPr(pkg.packageName); 9752 if (foundPs != null) { 9753 primaryCpuAbiFromSettings = foundPs.primaryCpuAbiString; 9754 secondaryCpuAbiFromSettings = foundPs.secondaryCpuAbiString; 9755 } 9756 } 9757 9758 pkgSetting = mSettings.getPackageLPr(pkg.packageName); 9759 if (pkgSetting != null && pkgSetting.sharedUser != suid) { 9760 PackageManagerService.reportSettingsProblem(Log.WARN, 9761 "Package " + pkg.packageName + " shared user changed from " 9762 + (pkgSetting.sharedUser != null 9763 ? pkgSetting.sharedUser.name : "<nothing>") 9764 + " to " 9765 + (suid != null ? suid.name : "<nothing>") 9766 + "; replacing with new"); 9767 pkgSetting = null; 9768 } 9769 final PackageSetting oldPkgSetting = 9770 pkgSetting == null ? null : new PackageSetting(pkgSetting); 9771 final PackageSetting disabledPkgSetting = 9772 mSettings.getDisabledSystemPkgLPr(pkg.packageName); 9773 9774 String[] usesStaticLibraries = null; 9775 if (pkg.usesStaticLibraries != null) { 9776 usesStaticLibraries = new String[pkg.usesStaticLibraries.size()]; 9777 pkg.usesStaticLibraries.toArray(usesStaticLibraries); 9778 } 9779 9780 if (pkgSetting == null) { 9781 final String parentPackageName = (pkg.parentPackage != null) 9782 ? pkg.parentPackage.packageName : null; 9783 final boolean instantApp = (scanFlags & SCAN_AS_INSTANT_APP) != 0; 9784 final boolean virtualPreload = (scanFlags & SCAN_AS_VIRTUAL_PRELOAD) != 0; 9785 // REMOVE SharedUserSetting from method; update in a separate call 9786 pkgSetting = Settings.createNewSetting(pkg.packageName, origPackage, 9787 disabledPkgSetting, realName, suid, destCodeFile, destResourceFile, 9788 pkg.applicationInfo.nativeLibraryRootDir, pkg.applicationInfo.primaryCpuAbi, 9789 pkg.applicationInfo.secondaryCpuAbi, pkg.mVersionCode, 9790 pkg.applicationInfo.flags, pkg.applicationInfo.privateFlags, user, 9791 true /*allowInstall*/, instantApp, virtualPreload, 9792 parentPackageName, pkg.getChildPackageNames(), 9793 UserManagerService.getInstance(), usesStaticLibraries, 9794 pkg.usesStaticLibrariesVersions); 9795 // SIDE EFFECTS; updates system state; move elsewhere 9796 if (origPackage != null) { 9797 mSettings.addRenamedPackageLPw(pkg.packageName, origPackage.name); 9798 } 9799 mSettings.addUserToSettingLPw(pkgSetting); 9800 } else { 9801 // REMOVE SharedUserSetting from method; update in a separate call. 9802 // 9803 // TODO(narayan): This update is bogus. nativeLibraryDir & primaryCpuAbi, 9804 // secondaryCpuAbi are not known at this point so we always update them 9805 // to null here, only to reset them at a later point. 9806 Settings.updatePackageSetting(pkgSetting, disabledPkgSetting, suid, destCodeFile, 9807 pkg.applicationInfo.nativeLibraryDir, pkg.applicationInfo.primaryCpuAbi, 9808 pkg.applicationInfo.secondaryCpuAbi, pkg.applicationInfo.flags, 9809 pkg.applicationInfo.privateFlags, pkg.getChildPackageNames(), 9810 UserManagerService.getInstance(), usesStaticLibraries, 9811 pkg.usesStaticLibrariesVersions); 9812 } 9813 // SIDE EFFECTS; persists system state to files on disk; move elsewhere 9814 mSettings.writeUserRestrictionsLPw(pkgSetting, oldPkgSetting); 9815 9816 // SIDE EFFECTS; modifies system state; move elsewhere 9817 if (pkgSetting.origPackage != null) { 9818 // If we are first transitioning from an original package, 9819 // fix up the new package's name now. We need to do this after 9820 // looking up the package under its new name, so getPackageLP 9821 // can take care of fiddling things correctly. 9822 pkg.setPackageName(origPackage.name); 9823 9824 // File a report about this. 9825 String msg = "New package " + pkgSetting.realName 9826 + " renamed to replace old package " + pkgSetting.name; 9827 reportSettingsProblem(Log.WARN, msg); 9828 9829 // Make a note of it. 9830 if ((scanFlags & SCAN_CHECK_ONLY) == 0) { 9831 mTransferedPackages.add(origPackage.name); 9832 } 9833 9834 // No longer need to retain this. 9835 pkgSetting.origPackage = null; 9836 } 9837 9838 // SIDE EFFECTS; modifies system state; move elsewhere 9839 if ((scanFlags & SCAN_CHECK_ONLY) == 0 && realName != null) { 9840 // Make a note of it. 9841 mTransferedPackages.add(pkg.packageName); 9842 } 9843 9844 if (mSettings.isDisabledSystemPackageLPr(pkg.packageName)) { 9845 pkg.applicationInfo.flags |= ApplicationInfo.FLAG_UPDATED_SYSTEM_APP; 9846 } 9847 9848 if ((scanFlags & SCAN_BOOTING) == 0 9849 && (parseFlags & PackageParser.PARSE_IS_SYSTEM_DIR) == 0) { 9850 // Check all shared libraries and map to their actual file path. 9851 // We only do this here for apps not on a system dir, because those 9852 // are the only ones that can fail an install due to this. We 9853 // will take care of the system apps by updating all of their 9854 // library paths after the scan is done. Also during the initial 9855 // scan don't update any libs as we do this wholesale after all 9856 // apps are scanned to avoid dependency based scanning. 9857 updateSharedLibrariesLPr(pkg, null); 9858 } 9859 9860 if (mFoundPolicyFile) { 9861 SELinuxMMAC.assignSeInfoValue(pkg); 9862 } 9863 pkg.applicationInfo.uid = pkgSetting.appId; 9864 pkg.mExtras = pkgSetting; 9865 9866 9867 // Static shared libs have same package with different versions where 9868 // we internally use a synthetic package name to allow multiple versions 9869 // of the same package, therefore we need to compare signatures against 9870 // the package setting for the latest library version. 9871 PackageSetting signatureCheckPs = pkgSetting; 9872 if (pkg.applicationInfo.isStaticSharedLibrary()) { 9873 SharedLibraryEntry libraryEntry = getLatestSharedLibraVersionLPr(pkg); 9874 if (libraryEntry != null) { 9875 signatureCheckPs = mSettings.getPackageLPr(libraryEntry.apk); 9876 } 9877 } 9878 9879 final KeySetManagerService ksms = mSettings.mKeySetManagerService; 9880 if (ksms.shouldCheckUpgradeKeySetLocked(signatureCheckPs, scanFlags)) { 9881 if (ksms.checkUpgradeKeySetLocked(signatureCheckPs, pkg)) { 9882 // We just determined the app is signed correctly, so bring 9883 // over the latest parsed certs. 9884 pkgSetting.signatures.mSignatures = pkg.mSignatures; 9885 } else { 9886 if ((parseFlags & PackageParser.PARSE_IS_SYSTEM_DIR) == 0) { 9887 throw new PackageManagerException(INSTALL_FAILED_UPDATE_INCOMPATIBLE, 9888 "Package " + pkg.packageName + " upgrade keys do not match the " 9889 + "previously installed version"); 9890 } else { 9891 pkgSetting.signatures.mSignatures = pkg.mSignatures; 9892 String msg = "System package " + pkg.packageName 9893 + " signature changed; retaining data."; 9894 reportSettingsProblem(Log.WARN, msg); 9895 } 9896 } 9897 } else { 9898 try { 9899 final boolean compareCompat = isCompatSignatureUpdateNeeded(pkg); 9900 final boolean compareRecover = isRecoverSignatureUpdateNeeded(pkg); 9901 final boolean compatMatch = verifySignatures(signatureCheckPs, pkg.mSignatures, 9902 compareCompat, compareRecover); 9903 // The new KeySets will be re-added later in the scanning process. 9904 if (compatMatch) { 9905 synchronized (mPackages) { 9906 ksms.removeAppKeySetDataLPw(pkg.packageName); 9907 } 9908 } 9909 // We just determined the app is signed correctly, so bring 9910 // over the latest parsed certs. 9911 pkgSetting.signatures.mSignatures = pkg.mSignatures; 9912 } catch (PackageManagerException e) { 9913 if ((parseFlags & PackageParser.PARSE_IS_SYSTEM_DIR) == 0) { 9914 throw e; 9915 } 9916 // The signature has changed, but this package is in the system 9917 // image... let's recover! 9918 pkgSetting.signatures.mSignatures = pkg.mSignatures; 9919 // However... if this package is part of a shared user, but it 9920 // doesn't match the signature of the shared user, let's fail. 9921 // What this means is that you can't change the signatures 9922 // associated with an overall shared user, which doesn't seem all 9923 // that unreasonable. 9924 if (signatureCheckPs.sharedUser != null) { 9925 if (compareSignatures(signatureCheckPs.sharedUser.signatures.mSignatures, 9926 pkg.mSignatures) != PackageManager.SIGNATURE_MATCH) { 9927 throw new PackageManagerException( 9928 INSTALL_PARSE_FAILED_INCONSISTENT_CERTIFICATES, 9929 "Signature mismatch for shared user: " 9930 + pkgSetting.sharedUser); 9931 } 9932 } 9933 // File a report about this. 9934 String msg = "System package " + pkg.packageName 9935 + " signature changed; retaining data."; 9936 reportSettingsProblem(Log.WARN, msg); 9937 } 9938 } 9939 9940 if ((scanFlags & SCAN_CHECK_ONLY) == 0 && pkg.mAdoptPermissions != null) { 9941 // This package wants to adopt ownership of permissions from 9942 // another package. 9943 for (int i = pkg.mAdoptPermissions.size() - 1; i >= 0; i--) { 9944 final String origName = pkg.mAdoptPermissions.get(i); 9945 final PackageSetting orig = mSettings.getPackageLPr(origName); 9946 if (orig != null) { 9947 if (verifyPackageUpdateLPr(orig, pkg)) { 9948 Slog.i(TAG, "Adopting permissions from " + origName + " to " 9949 + pkg.packageName); 9950 // SIDE EFFECTS; updates permissions system state; move elsewhere 9951 mSettings.mPermissions.transferPermissions(origName, pkg.packageName); 9952 } 9953 } 9954 } 9955 } 9956 } 9957 9958 pkg.applicationInfo.processName = fixProcessName( 9959 pkg.applicationInfo.packageName, 9960 pkg.applicationInfo.processName); 9961 9962 if (pkg != mPlatformPackage) { 9963 // Get all of our default paths setup 9964 pkg.applicationInfo.initForUser(UserHandle.USER_SYSTEM); 9965 } 9966 9967 final String cpuAbiOverride = deriveAbiOverride(pkg.cpuAbiOverride, pkgSetting); 9968 9969 if ((scanFlags & SCAN_NEW_INSTALL) == 0) { 9970 if ((scanFlags & SCAN_FIRST_BOOT_OR_UPGRADE) != 0) { 9971 Trace.traceBegin(TRACE_TAG_PACKAGE_MANAGER, "derivePackageAbi"); 9972 final boolean extractNativeLibs = !pkg.isLibrary(); 9973 derivePackageAbi(pkg, scanFile, cpuAbiOverride, extractNativeLibs, 9974 mAppLib32InstallDir); 9975 Trace.traceEnd(TRACE_TAG_PACKAGE_MANAGER); 9976 9977 // Some system apps still use directory structure for native libraries 9978 // in which case we might end up not detecting abi solely based on apk 9979 // structure. Try to detect abi based on directory structure. 9980 if (isSystemApp(pkg) && !pkg.isUpdatedSystemApp() && 9981 pkg.applicationInfo.primaryCpuAbi == null) { 9982 setBundledAppAbisAndRoots(pkg, pkgSetting); 9983 setNativeLibraryPaths(pkg, mAppLib32InstallDir); 9984 } 9985 } else { 9986 // This is not a first boot or an upgrade, don't bother deriving the 9987 // ABI during the scan. Instead, trust the value that was stored in the 9988 // package setting. 9989 pkg.applicationInfo.primaryCpuAbi = primaryCpuAbiFromSettings; 9990 pkg.applicationInfo.secondaryCpuAbi = secondaryCpuAbiFromSettings; 9991 9992 setNativeLibraryPaths(pkg, mAppLib32InstallDir); 9993 9994 if (DEBUG_ABI_SELECTION) { 9995 Slog.i(TAG, "Using ABIS and native lib paths from settings : " + 9996 pkg.packageName + " " + pkg.applicationInfo.primaryCpuAbi + ", " + 9997 pkg.applicationInfo.secondaryCpuAbi); 9998 } 9999 } 10000 } else { 10001 if ((scanFlags & SCAN_MOVE) != 0) { 10002 // We haven't run dex-opt for this move (since we've moved the compiled output too) 10003 // but we already have this packages package info in the PackageSetting. We just 10004 // use that and derive the native library path based on the new codepath. 10005 pkg.applicationInfo.primaryCpuAbi = pkgSetting.primaryCpuAbiString; 10006 pkg.applicationInfo.secondaryCpuAbi = pkgSetting.secondaryCpuAbiString; 10007 } 10008 10009 // Set native library paths again. For moves, the path will be updated based on the 10010 // ABIs we've determined above. For non-moves, the path will be updated based on the 10011 // ABIs we determined during compilation, but the path will depend on the final 10012 // package path (after the rename away from the stage path). 10013 setNativeLibraryPaths(pkg, mAppLib32InstallDir); 10014 } 10015 10016 // This is a special case for the "system" package, where the ABI is 10017 // dictated by the zygote configuration (and init.rc). We should keep track 10018 // of this ABI so that we can deal with "normal" applications that run under 10019 // the same UID correctly. 10020 if (mPlatformPackage == pkg) { 10021 pkg.applicationInfo.primaryCpuAbi = VMRuntime.getRuntime().is64Bit() ? 10022 Build.SUPPORTED_64_BIT_ABIS[0] : Build.SUPPORTED_32_BIT_ABIS[0]; 10023 } 10024 10025 // If there's a mismatch between the abi-override in the package setting 10026 // and the abiOverride specified for the install. Warn about this because we 10027 // would've already compiled the app without taking the package setting into 10028 // account. 10029 if ((scanFlags & SCAN_NO_DEX) == 0 && (scanFlags & SCAN_NEW_INSTALL) != 0) { 10030 if (cpuAbiOverride == null && pkgSetting.cpuAbiOverrideString != null) { 10031 Slog.w(TAG, "Ignoring persisted ABI override " + cpuAbiOverride + 10032 " for package " + pkg.packageName); 10033 } 10034 } 10035 10036 pkgSetting.primaryCpuAbiString = pkg.applicationInfo.primaryCpuAbi; 10037 pkgSetting.secondaryCpuAbiString = pkg.applicationInfo.secondaryCpuAbi; 10038 pkgSetting.cpuAbiOverrideString = cpuAbiOverride; 10039 10040 // Copy the derived override back to the parsed package, so that we can 10041 // update the package settings accordingly. 10042 pkg.cpuAbiOverride = cpuAbiOverride; 10043 10044 if (DEBUG_ABI_SELECTION) { 10045 Slog.d(TAG, "Resolved nativeLibraryRoot for " + pkg.applicationInfo.packageName 10046 + " to root=" + pkg.applicationInfo.nativeLibraryRootDir + ", isa=" 10047 + pkg.applicationInfo.nativeLibraryRootRequiresIsa); 10048 } 10049 10050 // Push the derived path down into PackageSettings so we know what to 10051 // clean up at uninstall time. 10052 pkgSetting.legacyNativeLibraryPathString = pkg.applicationInfo.nativeLibraryRootDir; 10053 10054 if (DEBUG_ABI_SELECTION) { 10055 Log.d(TAG, "Abis for package[" + pkg.packageName + "] are" + 10056 " primary=" + pkg.applicationInfo.primaryCpuAbi + 10057 " secondary=" + pkg.applicationInfo.secondaryCpuAbi); 10058 } 10059 10060 // SIDE EFFECTS; removes DEX files from disk; move elsewhere 10061 if ((scanFlags & SCAN_BOOTING) == 0 && pkgSetting.sharedUser != null) { 10062 // We don't do this here during boot because we can do it all 10063 // at once after scanning all existing packages. 10064 // 10065 // We also do this *before* we perform dexopt on this package, so that 10066 // we can avoid redundant dexopts, and also to make sure we've got the 10067 // code and package path correct. 10068 adjustCpuAbisForSharedUserLPw(pkgSetting.sharedUser.packages, pkg); 10069 } 10070 10071 if (mFactoryTest && pkg.requestedPermissions.contains( 10072 android.Manifest.permission.FACTORY_TEST)) { 10073 pkg.applicationInfo.flags |= ApplicationInfo.FLAG_FACTORY_TEST; 10074 } 10075 10076 if (isSystemApp(pkg)) { 10077 pkgSetting.isOrphaned = true; 10078 } 10079 10080 // Take care of first install / last update times. 10081 final long scanFileTime = getLastModifiedTime(pkg, scanFile); 10082 if (currentTime != 0) { 10083 if (pkgSetting.firstInstallTime == 0) { 10084 pkgSetting.firstInstallTime = pkgSetting.lastUpdateTime = currentTime; 10085 } else if ((scanFlags & SCAN_UPDATE_TIME) != 0) { 10086 pkgSetting.lastUpdateTime = currentTime; 10087 } 10088 } else if (pkgSetting.firstInstallTime == 0) { 10089 // We need *something*. Take time time stamp of the file. 10090 pkgSetting.firstInstallTime = pkgSetting.lastUpdateTime = scanFileTime; 10091 } else if ((parseFlags & PackageParser.PARSE_IS_SYSTEM_DIR) != 0) { 10092 if (scanFileTime != pkgSetting.timeStamp) { 10093 // A package on the system image has changed; consider this 10094 // to be an update. 10095 pkgSetting.lastUpdateTime = scanFileTime; 10096 } 10097 } 10098 pkgSetting.setTimeStamp(scanFileTime); 10099 10100 if ((scanFlags & SCAN_CHECK_ONLY) != 0) { 10101 if (nonMutatedPs != null) { 10102 synchronized (mPackages) { 10103 mSettings.mPackages.put(nonMutatedPs.name, nonMutatedPs); 10104 } 10105 } 10106 } else { 10107 final int userId = user == null ? 0 : user.getIdentifier(); 10108 // Modify state for the given package setting 10109 commitPackageSettings(pkg, pkgSetting, user, scanFlags, 10110 (parseFlags & PackageParser.PARSE_CHATTY) != 0 /*chatty*/); 10111 if (pkgSetting.getInstantApp(userId)) { 10112 mInstantAppRegistry.addInstantAppLPw(userId, pkgSetting.appId); 10113 } 10114 } 10115 return pkg; 10116 } 10117 10118 /** 10119 * Applies policy to the parsed package based upon the given policy flags. 10120 * Ensures the package is in a good state. 10121 * <p> 10122 * Implementation detail: This method must NOT have any side effect. It would 10123 * ideally be static, but, it requires locks to read system state. 10124 */ 10125 private void applyPolicy(PackageParser.Package pkg, final @ParseFlags int parseFlags, 10126 final @ScanFlags int scanFlags) { 10127 if ((scanFlags & SCAN_AS_SYSTEM) != 0) { 10128 pkg.applicationInfo.flags |= ApplicationInfo.FLAG_SYSTEM; 10129 if (pkg.applicationInfo.isDirectBootAware()) { 10130 // we're direct boot aware; set for all components 10131 for (PackageParser.Service s : pkg.services) { 10132 s.info.encryptionAware = s.info.directBootAware = true; 10133 } 10134 for (PackageParser.Provider p : pkg.providers) { 10135 p.info.encryptionAware = p.info.directBootAware = true; 10136 } 10137 for (PackageParser.Activity a : pkg.activities) { 10138 a.info.encryptionAware = a.info.directBootAware = true; 10139 } 10140 for (PackageParser.Activity r : pkg.receivers) { 10141 r.info.encryptionAware = r.info.directBootAware = true; 10142 } 10143 } 10144 if (compressedFileExists(pkg.codePath)) { 10145 pkg.isStub = true; 10146 } 10147 } else { 10148 // non system apps can't be flagged as core 10149 pkg.coreApp = false; 10150 // clear flags not applicable to regular apps 10151 pkg.applicationInfo.flags &= 10152 ~ApplicationInfo.FLAG_PERSISTENT; 10153 pkg.applicationInfo.privateFlags &= 10154 ~ApplicationInfo.PRIVATE_FLAG_DEFAULT_TO_DEVICE_PROTECTED_STORAGE; 10155 pkg.applicationInfo.privateFlags &= 10156 ~ApplicationInfo.PRIVATE_FLAG_DIRECT_BOOT_AWARE; 10157 // clear protected broadcasts 10158 pkg.protectedBroadcasts = null; 10159 // cap permission priorities 10160 if (pkg.permissionGroups != null && pkg.permissionGroups.size() > 0) { 10161 for (int i = pkg.permissionGroups.size() - 1; i >= 0; --i) { 10162 pkg.permissionGroups.get(i).info.priority = 0; 10163 } 10164 } 10165 } 10166 if ((scanFlags & SCAN_AS_PRIVILEGED) == 0) { 10167 // ignore export request for single user receivers 10168 if (pkg.receivers != null) { 10169 for (int i = pkg.receivers.size() - 1; i >= 0; --i) { 10170 final PackageParser.Activity receiver = pkg.receivers.get(i); 10171 if ((receiver.info.flags & ActivityInfo.FLAG_SINGLE_USER) != 0) { 10172 receiver.info.exported = false; 10173 } 10174 } 10175 } 10176 // ignore export request for single user services 10177 if (pkg.services != null) { 10178 for (int i = pkg.services.size() - 1; i >= 0; --i) { 10179 final PackageParser.Service service = pkg.services.get(i); 10180 if ((service.info.flags & ServiceInfo.FLAG_SINGLE_USER) != 0) { 10181 service.info.exported = false; 10182 } 10183 } 10184 } 10185 // ignore export request for single user providers 10186 if (pkg.providers != null) { 10187 for (int i = pkg.providers.size() - 1; i >= 0; --i) { 10188 final PackageParser.Provider provider = pkg.providers.get(i); 10189 if ((provider.info.flags & ProviderInfo.FLAG_SINGLE_USER) != 0) { 10190 provider.info.exported = false; 10191 } 10192 } 10193 } 10194 } 10195 pkg.mTrustedOverlay = (scanFlags & SCAN_TRUSTED_OVERLAY) != 0; 10196 10197 if ((scanFlags & SCAN_AS_PRIVILEGED) != 0) { 10198 pkg.applicationInfo.privateFlags |= ApplicationInfo.PRIVATE_FLAG_PRIVILEGED; 10199 } 10200 10201 if ((scanFlags & SCAN_AS_OEM) != 0) { 10202 pkg.applicationInfo.privateFlags |= ApplicationInfo.PRIVATE_FLAG_OEM; 10203 } 10204 10205 if (!isSystemApp(pkg)) { 10206 // Only system apps can use these features. 10207 pkg.mOriginalPackages = null; 10208 pkg.mRealPackage = null; 10209 pkg.mAdoptPermissions = null; 10210 } 10211 } 10212 10213 /** 10214 * Asserts the parsed package is valid according to the given policy. If the 10215 * package is invalid, for whatever reason, throws {@link PackageManagerException}. 10216 * <p> 10217 * Implementation detail: This method must NOT have any side effects. It would 10218 * ideally be static, but, it requires locks to read system state. 10219 * 10220 * @throws PackageManagerException If the package fails any of the validation checks 10221 */ 10222 private void assertPackageIsValid(PackageParser.Package pkg, final @ParseFlags int parseFlags, 10223 final @ScanFlags int scanFlags) 10224 throws PackageManagerException { 10225 if ((parseFlags & PackageParser.PARSE_ENFORCE_CODE) != 0) { 10226 assertCodePolicy(pkg); 10227 } 10228 10229 if (pkg.applicationInfo.getCodePath() == null || 10230 pkg.applicationInfo.getResourcePath() == null) { 10231 // Bail out. The resource and code paths haven't been set. 10232 throw new PackageManagerException(INSTALL_FAILED_INVALID_APK, 10233 "Code and resource paths haven't been set correctly"); 10234 } 10235 10236 // Make sure we're not adding any bogus keyset info 10237 final KeySetManagerService ksms = mSettings.mKeySetManagerService; 10238 ksms.assertScannedPackageValid(pkg); 10239 10240 synchronized (mPackages) { 10241 // The special "android" package can only be defined once 10242 if (pkg.packageName.equals("android")) { 10243 if (mAndroidApplication != null) { 10244 Slog.w(TAG, "*************************************************"); 10245 Slog.w(TAG, "Core android package being redefined. Skipping."); 10246 Slog.w(TAG, " codePath=" + pkg.codePath); 10247 Slog.w(TAG, "*************************************************"); 10248 throw new PackageManagerException(INSTALL_FAILED_DUPLICATE_PACKAGE, 10249 "Core android package being redefined. Skipping."); 10250 } 10251 } 10252 10253 // A package name must be unique; don't allow duplicates 10254 if (mPackages.containsKey(pkg.packageName)) { 10255 throw new PackageManagerException(INSTALL_FAILED_DUPLICATE_PACKAGE, 10256 "Application package " + pkg.packageName 10257 + " already installed. Skipping duplicate."); 10258 } 10259 10260 if (pkg.applicationInfo.isStaticSharedLibrary()) { 10261 // Static libs have a synthetic package name containing the version 10262 // but we still want the base name to be unique. 10263 if (mPackages.containsKey(pkg.manifestPackageName)) { 10264 throw new PackageManagerException( 10265 "Duplicate static shared lib provider package"); 10266 } 10267 10268 // Static shared libraries should have at least O target SDK 10269 if (pkg.applicationInfo.targetSdkVersion < Build.VERSION_CODES.O) { 10270 throw new PackageManagerException( 10271 "Packages declaring static-shared libs must target O SDK or higher"); 10272 } 10273 10274 // Package declaring static a shared lib cannot be instant apps 10275 if ((scanFlags & SCAN_AS_INSTANT_APP) != 0) { 10276 throw new PackageManagerException( 10277 "Packages declaring static-shared libs cannot be instant apps"); 10278 } 10279 10280 // Package declaring static a shared lib cannot be renamed since the package 10281 // name is synthetic and apps can't code around package manager internals. 10282 if (!ArrayUtils.isEmpty(pkg.mOriginalPackages)) { 10283 throw new PackageManagerException( 10284 "Packages declaring static-shared libs cannot be renamed"); 10285 } 10286 10287 // Package declaring static a shared lib cannot declare child packages 10288 if (!ArrayUtils.isEmpty(pkg.childPackages)) { 10289 throw new PackageManagerException( 10290 "Packages declaring static-shared libs cannot have child packages"); 10291 } 10292 10293 // Package declaring static a shared lib cannot declare dynamic libs 10294 if (!ArrayUtils.isEmpty(pkg.libraryNames)) { 10295 throw new PackageManagerException( 10296 "Packages declaring static-shared libs cannot declare dynamic libs"); 10297 } 10298 10299 // Package declaring static a shared lib cannot declare shared users 10300 if (pkg.mSharedUserId != null) { 10301 throw new PackageManagerException( 10302 "Packages declaring static-shared libs cannot declare shared users"); 10303 } 10304 10305 // Static shared libs cannot declare activities 10306 if (!pkg.activities.isEmpty()) { 10307 throw new PackageManagerException( 10308 "Static shared libs cannot declare activities"); 10309 } 10310 10311 // Static shared libs cannot declare services 10312 if (!pkg.services.isEmpty()) { 10313 throw new PackageManagerException( 10314 "Static shared libs cannot declare services"); 10315 } 10316 10317 // Static shared libs cannot declare providers 10318 if (!pkg.providers.isEmpty()) { 10319 throw new PackageManagerException( 10320 "Static shared libs cannot declare content providers"); 10321 } 10322 10323 // Static shared libs cannot declare receivers 10324 if (!pkg.receivers.isEmpty()) { 10325 throw new PackageManagerException( 10326 "Static shared libs cannot declare broadcast receivers"); 10327 } 10328 10329 // Static shared libs cannot declare permission groups 10330 if (!pkg.permissionGroups.isEmpty()) { 10331 throw new PackageManagerException( 10332 "Static shared libs cannot declare permission groups"); 10333 } 10334 10335 // Static shared libs cannot declare permissions 10336 if (!pkg.permissions.isEmpty()) { 10337 throw new PackageManagerException( 10338 "Static shared libs cannot declare permissions"); 10339 } 10340 10341 // Static shared libs cannot declare protected broadcasts 10342 if (pkg.protectedBroadcasts != null) { 10343 throw new PackageManagerException( 10344 "Static shared libs cannot declare protected broadcasts"); 10345 } 10346 10347 // Static shared libs cannot be overlay targets 10348 if (pkg.mOverlayTarget != null) { 10349 throw new PackageManagerException( 10350 "Static shared libs cannot be overlay targets"); 10351 } 10352 10353 // The version codes must be ordered as lib versions 10354 int minVersionCode = Integer.MIN_VALUE; 10355 int maxVersionCode = Integer.MAX_VALUE; 10356 10357 SparseArray<SharedLibraryEntry> versionedLib = mSharedLibraries.get( 10358 pkg.staticSharedLibName); 10359 if (versionedLib != null) { 10360 final int versionCount = versionedLib.size(); 10361 for (int i = 0; i < versionCount; i++) { 10362 SharedLibraryInfo libInfo = versionedLib.valueAt(i).info; 10363 final int libVersionCode = libInfo.getDeclaringPackage() 10364 .getVersionCode(); 10365 if (libInfo.getVersion() < pkg.staticSharedLibVersion) { 10366 minVersionCode = Math.max(minVersionCode, libVersionCode + 1); 10367 } else if (libInfo.getVersion() > pkg.staticSharedLibVersion) { 10368 maxVersionCode = Math.min(maxVersionCode, libVersionCode - 1); 10369 } else { 10370 minVersionCode = maxVersionCode = libVersionCode; 10371 break; 10372 } 10373 } 10374 } 10375 if (pkg.mVersionCode < minVersionCode || pkg.mVersionCode > maxVersionCode) { 10376 throw new PackageManagerException("Static shared" 10377 + " lib version codes must be ordered as lib versions"); 10378 } 10379 } 10380 10381 // Only privileged apps and updated privileged apps can add child packages. 10382 if (pkg.childPackages != null && !pkg.childPackages.isEmpty()) { 10383 if ((scanFlags & SCAN_AS_PRIVILEGED) == 0) { 10384 throw new PackageManagerException("Only privileged apps can add child " 10385 + "packages. Ignoring package " + pkg.packageName); 10386 } 10387 final int childCount = pkg.childPackages.size(); 10388 for (int i = 0; i < childCount; i++) { 10389 PackageParser.Package childPkg = pkg.childPackages.get(i); 10390 if (mSettings.hasOtherDisabledSystemPkgWithChildLPr(pkg.packageName, 10391 childPkg.packageName)) { 10392 throw new PackageManagerException("Can't override child of " 10393 + "another disabled app. Ignoring package " + pkg.packageName); 10394 } 10395 } 10396 } 10397 10398 // If we're only installing presumed-existing packages, require that the 10399 // scanned APK is both already known and at the path previously established 10400 // for it. Previously unknown packages we pick up normally, but if we have an 10401 // a priori expectation about this package's install presence, enforce it. 10402 // With a singular exception for new system packages. When an OTA contains 10403 // a new system package, we allow the codepath to change from a system location 10404 // to the user-installed location. If we don't allow this change, any newer, 10405 // user-installed version of the application will be ignored. 10406 if ((scanFlags & SCAN_REQUIRE_KNOWN) != 0) { 10407 if (mExpectingBetter.containsKey(pkg.packageName)) { 10408 logCriticalInfo(Log.WARN, 10409 "Relax SCAN_REQUIRE_KNOWN requirement for package " + pkg.packageName); 10410 } else { 10411 PackageSetting known = mSettings.getPackageLPr(pkg.packageName); 10412 if (known != null) { 10413 if (DEBUG_PACKAGE_SCANNING) { 10414 Log.d(TAG, "Examining " + pkg.codePath 10415 + " and requiring known paths " + known.codePathString 10416 + " & " + known.resourcePathString); 10417 } 10418 if (!pkg.applicationInfo.getCodePath().equals(known.codePathString) 10419 || !pkg.applicationInfo.getResourcePath().equals( 10420 known.resourcePathString)) { 10421 throw new PackageManagerException(INSTALL_FAILED_PACKAGE_CHANGED, 10422 "Application package " + pkg.packageName 10423 + " found at " + pkg.applicationInfo.getCodePath() 10424 + " but expected at " + known.codePathString 10425 + "; ignoring."); 10426 } 10427 } else { 10428 throw new PackageManagerException(INSTALL_FAILED_INVALID_INSTALL_LOCATION, 10429 "Application package " + pkg.packageName 10430 + " not found; ignoring."); 10431 } 10432 } 10433 } 10434 10435 // Verify that this new package doesn't have any content providers 10436 // that conflict with existing packages. Only do this if the 10437 // package isn't already installed, since we don't want to break 10438 // things that are installed. 10439 if ((scanFlags & SCAN_NEW_INSTALL) != 0) { 10440 final int N = pkg.providers.size(); 10441 int i; 10442 for (i=0; i<N; i++) { 10443 PackageParser.Provider p = pkg.providers.get(i); 10444 if (p.info.authority != null) { 10445 String names[] = p.info.authority.split(";"); 10446 for (int j = 0; j < names.length; j++) { 10447 if (mProvidersByAuthority.containsKey(names[j])) { 10448 PackageParser.Provider other = mProvidersByAuthority.get(names[j]); 10449 final String otherPackageName = 10450 ((other != null && other.getComponentName() != null) ? 10451 other.getComponentName().getPackageName() : "?"); 10452 throw new PackageManagerException( 10453 INSTALL_FAILED_CONFLICTING_PROVIDER, 10454 "Can't install because provider name " + names[j] 10455 + " (in package " + pkg.applicationInfo.packageName 10456 + ") is already used by " + otherPackageName); 10457 } 10458 } 10459 } 10460 } 10461 } 10462 } 10463 } 10464 10465 private boolean addSharedLibraryLPw(String path, String apk, String name, int version, 10466 int type, String declaringPackageName, int declaringVersionCode) { 10467 SparseArray<SharedLibraryEntry> versionedLib = mSharedLibraries.get(name); 10468 if (versionedLib == null) { 10469 versionedLib = new SparseArray<>(); 10470 mSharedLibraries.put(name, versionedLib); 10471 if (type == SharedLibraryInfo.TYPE_STATIC) { 10472 mStaticLibsByDeclaringPackage.put(declaringPackageName, versionedLib); 10473 } 10474 } else if (versionedLib.indexOfKey(version) >= 0) { 10475 return false; 10476 } 10477 SharedLibraryEntry libEntry = new SharedLibraryEntry(path, apk, name, 10478 version, type, declaringPackageName, declaringVersionCode); 10479 versionedLib.put(version, libEntry); 10480 return true; 10481 } 10482 10483 private boolean removeSharedLibraryLPw(String name, int version) { 10484 SparseArray<SharedLibraryEntry> versionedLib = mSharedLibraries.get(name); 10485 if (versionedLib == null) { 10486 return false; 10487 } 10488 final int libIdx = versionedLib.indexOfKey(version); 10489 if (libIdx < 0) { 10490 return false; 10491 } 10492 SharedLibraryEntry libEntry = versionedLib.valueAt(libIdx); 10493 versionedLib.remove(version); 10494 if (versionedLib.size() <= 0) { 10495 mSharedLibraries.remove(name); 10496 if (libEntry.info.getType() == SharedLibraryInfo.TYPE_STATIC) { 10497 mStaticLibsByDeclaringPackage.remove(libEntry.info.getDeclaringPackage() 10498 .getPackageName()); 10499 } 10500 } 10501 return true; 10502 } 10503 10504 /** 10505 * Adds a scanned package to the system. When this method is finished, the package will 10506 * be available for query, resolution, etc... 10507 */ 10508 private void commitPackageSettings(PackageParser.Package pkg, PackageSetting pkgSetting, 10509 UserHandle user, final @ScanFlags int scanFlags, boolean chatty) 10510 throws PackageManagerException { 10511 final String pkgName = pkg.packageName; 10512 if (mCustomResolverComponentName != null && 10513 mCustomResolverComponentName.getPackageName().equals(pkg.packageName)) { 10514 setUpCustomResolverActivity(pkg); 10515 } 10516 10517 if (pkg.packageName.equals("android")) { 10518 synchronized (mPackages) { 10519 if ((scanFlags & SCAN_CHECK_ONLY) == 0) { 10520 // Set up information for our fall-back user intent resolution activity. 10521 mPlatformPackage = pkg; 10522 pkg.mVersionCode = mSdkVersion; 10523 mAndroidApplication = pkg.applicationInfo; 10524 if (!mResolverReplaced) { 10525 mResolveActivity.applicationInfo = mAndroidApplication; 10526 mResolveActivity.name = ResolverActivity.class.getName(); 10527 mResolveActivity.packageName = mAndroidApplication.packageName; 10528 mResolveActivity.processName = "system:ui"; 10529 mResolveActivity.launchMode = ActivityInfo.LAUNCH_MULTIPLE; 10530 mResolveActivity.documentLaunchMode = ActivityInfo.DOCUMENT_LAUNCH_NEVER; 10531 mResolveActivity.flags = ActivityInfo.FLAG_EXCLUDE_FROM_RECENTS; 10532 mResolveActivity.theme = R.style.Theme_Material_Dialog_Alert; 10533 mResolveActivity.exported = true; 10534 mResolveActivity.enabled = true; 10535 mResolveActivity.resizeMode = ActivityInfo.RESIZE_MODE_RESIZEABLE; 10536 mResolveActivity.configChanges = ActivityInfo.CONFIG_SCREEN_SIZE 10537 | ActivityInfo.CONFIG_SMALLEST_SCREEN_SIZE 10538 | ActivityInfo.CONFIG_SCREEN_LAYOUT 10539 | ActivityInfo.CONFIG_ORIENTATION 10540 | ActivityInfo.CONFIG_KEYBOARD 10541 | ActivityInfo.CONFIG_KEYBOARD_HIDDEN; 10542 mResolveInfo.activityInfo = mResolveActivity; 10543 mResolveInfo.priority = 0; 10544 mResolveInfo.preferredOrder = 0; 10545 mResolveInfo.match = 0; 10546 mResolveComponentName = new ComponentName( 10547 mAndroidApplication.packageName, mResolveActivity.name); 10548 } 10549 } 10550 } 10551 } 10552 10553 ArrayList<PackageParser.Package> clientLibPkgs = null; 10554 // writer 10555 synchronized (mPackages) { 10556 boolean hasStaticSharedLibs = false; 10557 10558 // Any app can add new static shared libraries 10559 if (pkg.staticSharedLibName != null) { 10560 // Static shared libs don't allow renaming as they have synthetic package 10561 // names to allow install of multiple versions, so use name from manifest. 10562 if (addSharedLibraryLPw(null, pkg.packageName, pkg.staticSharedLibName, 10563 pkg.staticSharedLibVersion, SharedLibraryInfo.TYPE_STATIC, 10564 pkg.manifestPackageName, pkg.mVersionCode)) { 10565 hasStaticSharedLibs = true; 10566 } else { 10567 Slog.w(TAG, "Package " + pkg.packageName + " library " 10568 + pkg.staticSharedLibName + " already exists; skipping"); 10569 } 10570 // Static shared libs cannot be updated once installed since they 10571 // use synthetic package name which includes the version code, so 10572 // not need to update other packages's shared lib dependencies. 10573 } 10574 10575 if (!hasStaticSharedLibs 10576 && (pkg.applicationInfo.flags & ApplicationInfo.FLAG_SYSTEM) != 0) { 10577 // Only system apps can add new dynamic shared libraries. 10578 if (pkg.libraryNames != null) { 10579 for (int i = 0; i < pkg.libraryNames.size(); i++) { 10580 String name = pkg.libraryNames.get(i); 10581 boolean allowed = false; 10582 if (pkg.isUpdatedSystemApp()) { 10583 // New library entries can only be added through the 10584 // system image. This is important to get rid of a lot 10585 // of nasty edge cases: for example if we allowed a non- 10586 // system update of the app to add a library, then uninstalling 10587 // the update would make the library go away, and assumptions 10588 // we made such as through app install filtering would now 10589 // have allowed apps on the device which aren't compatible 10590 // with it. Better to just have the restriction here, be 10591 // conservative, and create many fewer cases that can negatively 10592 // impact the user experience. 10593 final PackageSetting sysPs = mSettings 10594 .getDisabledSystemPkgLPr(pkg.packageName); 10595 if (sysPs.pkg != null && sysPs.pkg.libraryNames != null) { 10596 for (int j = 0; j < sysPs.pkg.libraryNames.size(); j++) { 10597 if (name.equals(sysPs.pkg.libraryNames.get(j))) { 10598 allowed = true; 10599 break; 10600 } 10601 } 10602 } 10603 } else { 10604 allowed = true; 10605 } 10606 if (allowed) { 10607 if (!addSharedLibraryLPw(null, pkg.packageName, name, 10608 SharedLibraryInfo.VERSION_UNDEFINED, 10609 SharedLibraryInfo.TYPE_DYNAMIC, 10610 pkg.packageName, pkg.mVersionCode)) { 10611 Slog.w(TAG, "Package " + pkg.packageName + " library " 10612 + name + " already exists; skipping"); 10613 } 10614 } else { 10615 Slog.w(TAG, "Package " + pkg.packageName + " declares lib " 10616 + name + " that is not declared on system image; skipping"); 10617 } 10618 } 10619 10620 if ((scanFlags & SCAN_BOOTING) == 0) { 10621 // If we are not booting, we need to update any applications 10622 // that are clients of our shared library. If we are booting, 10623 // this will all be done once the scan is complete. 10624 clientLibPkgs = updateAllSharedLibrariesLPw(pkg); 10625 } 10626 } 10627 } 10628 } 10629 10630 if ((scanFlags & SCAN_BOOTING) != 0) { 10631 // No apps can run during boot scan, so they don't need to be frozen 10632 } else if ((scanFlags & SCAN_DONT_KILL_APP) != 0) { 10633 // Caller asked to not kill app, so it's probably not frozen 10634 } else if ((scanFlags & SCAN_IGNORE_FROZEN) != 0) { 10635 // Caller asked us to ignore frozen check for some reason; they 10636 // probably didn't know the package name 10637 } else { 10638 // We're doing major surgery on this package, so it better be frozen 10639 // right now to keep it from launching 10640 checkPackageFrozen(pkgName); 10641 } 10642 10643 // Also need to kill any apps that are dependent on the library. 10644 if (clientLibPkgs != null) { 10645 for (int i=0; i<clientLibPkgs.size(); i++) { 10646 PackageParser.Package clientPkg = clientLibPkgs.get(i); 10647 killApplication(clientPkg.applicationInfo.packageName, 10648 clientPkg.applicationInfo.uid, "update lib"); 10649 } 10650 } 10651 10652 // writer 10653 Trace.traceBegin(TRACE_TAG_PACKAGE_MANAGER, "updateSettings"); 10654 10655 synchronized (mPackages) { 10656 // We don't expect installation to fail beyond this point 10657 10658 // Add the new setting to mSettings 10659 mSettings.insertPackageSettingLPw(pkgSetting, pkg); 10660 // Add the new setting to mPackages 10661 mPackages.put(pkg.applicationInfo.packageName, pkg); 10662 // Make sure we don't accidentally delete its data. 10663 final Iterator<PackageCleanItem> iter = mSettings.mPackagesToBeCleaned.iterator(); 10664 while (iter.hasNext()) { 10665 PackageCleanItem item = iter.next(); 10666 if (pkgName.equals(item.packageName)) { 10667 iter.remove(); 10668 } 10669 } 10670 10671 // Add the package's KeySets to the global KeySetManagerService 10672 KeySetManagerService ksms = mSettings.mKeySetManagerService; 10673 ksms.addScannedPackageLPw(pkg); 10674 10675 int N = pkg.providers.size(); 10676 StringBuilder r = null; 10677 int i; 10678 for (i=0; i<N; i++) { 10679 PackageParser.Provider p = pkg.providers.get(i); 10680 p.info.processName = fixProcessName(pkg.applicationInfo.processName, 10681 p.info.processName); 10682 mProviders.addProvider(p); 10683 p.syncable = p.info.isSyncable; 10684 if (p.info.authority != null) { 10685 String names[] = p.info.authority.split(";"); 10686 p.info.authority = null; 10687 for (int j = 0; j < names.length; j++) { 10688 if (j == 1 && p.syncable) { 10689 // We only want the first authority for a provider to possibly be 10690 // syncable, so if we already added this provider using a different 10691 // authority clear the syncable flag. We copy the provider before 10692 // changing it because the mProviders object contains a reference 10693 // to a provider that we don't want to change. 10694 // Only do this for the second authority since the resulting provider 10695 // object can be the same for all future authorities for this provider. 10696 p = new PackageParser.Provider(p); 10697 p.syncable = false; 10698 } 10699 if (!mProvidersByAuthority.containsKey(names[j])) { 10700 mProvidersByAuthority.put(names[j], p); 10701 if (p.info.authority == null) { 10702 p.info.authority = names[j]; 10703 } else { 10704 p.info.authority = p.info.authority + ";" + names[j]; 10705 } 10706 if (DEBUG_PACKAGE_SCANNING) { 10707 if (chatty) 10708 Log.d(TAG, "Registered content provider: " + names[j] 10709 + ", className = " + p.info.name + ", isSyncable = " 10710 + p.info.isSyncable); 10711 } 10712 } else { 10713 PackageParser.Provider other = mProvidersByAuthority.get(names[j]); 10714 Slog.w(TAG, "Skipping provider name " + names[j] + 10715 " (in package " + pkg.applicationInfo.packageName + 10716 "): name already used by " 10717 + ((other != null && other.getComponentName() != null) 10718 ? other.getComponentName().getPackageName() : "?")); 10719 } 10720 } 10721 } 10722 if (chatty) { 10723 if (r == null) { 10724 r = new StringBuilder(256); 10725 } else { 10726 r.append(' '); 10727 } 10728 r.append(p.info.name); 10729 } 10730 } 10731 if (r != null) { 10732 if (DEBUG_PACKAGE_SCANNING) Log.d(TAG, " Providers: " + r); 10733 } 10734 10735 N = pkg.services.size(); 10736 r = null; 10737 for (i=0; i<N; i++) { 10738 PackageParser.Service s = pkg.services.get(i); 10739 s.info.processName = fixProcessName(pkg.applicationInfo.processName, 10740 s.info.processName); 10741 mServices.addService(s); 10742 if (chatty) { 10743 if (r == null) { 10744 r = new StringBuilder(256); 10745 } else { 10746 r.append(' '); 10747 } 10748 r.append(s.info.name); 10749 } 10750 } 10751 if (r != null) { 10752 if (DEBUG_PACKAGE_SCANNING) Log.d(TAG, " Services: " + r); 10753 } 10754 10755 N = pkg.receivers.size(); 10756 r = null; 10757 for (i=0; i<N; i++) { 10758 PackageParser.Activity a = pkg.receivers.get(i); 10759 a.info.processName = fixProcessName(pkg.applicationInfo.processName, 10760 a.info.processName); 10761 mReceivers.addActivity(a, "receiver"); 10762 if (chatty) { 10763 if (r == null) { 10764 r = new StringBuilder(256); 10765 } else { 10766 r.append(' '); 10767 } 10768 r.append(a.info.name); 10769 } 10770 } 10771 if (r != null) { 10772 if (DEBUG_PACKAGE_SCANNING) Log.d(TAG, " Receivers: " + r); 10773 } 10774 10775 N = pkg.activities.size(); 10776 r = null; 10777 for (i=0; i<N; i++) { 10778 PackageParser.Activity a = pkg.activities.get(i); 10779 a.info.processName = fixProcessName(pkg.applicationInfo.processName, 10780 a.info.processName); 10781 mActivities.addActivity(a, "activity"); 10782 if (chatty) { 10783 if (r == null) { 10784 r = new StringBuilder(256); 10785 } else { 10786 r.append(' '); 10787 } 10788 r.append(a.info.name); 10789 } 10790 } 10791 if (r != null) { 10792 if (DEBUG_PACKAGE_SCANNING) Log.d(TAG, " Activities: " + r); 10793 } 10794 10795 // Don't allow ephemeral applications to define new permissions groups. 10796 if ((scanFlags & SCAN_AS_INSTANT_APP) != 0) { 10797 Slog.w(TAG, "Permission groups from package " + pkg.packageName 10798 + " ignored: instant apps cannot define new permission groups."); 10799 } else { 10800 mPermissionManager.addAllPermissionGroups(pkg, chatty); 10801 } 10802 10803 // Don't allow ephemeral applications to define new permissions. 10804 if ((scanFlags & SCAN_AS_INSTANT_APP) != 0) { 10805 Slog.w(TAG, "Permissions from package " + pkg.packageName 10806 + " ignored: instant apps cannot define new permissions."); 10807 } else { 10808 mPermissionManager.addAllPermissions(pkg, chatty); 10809 } 10810 10811 N = pkg.instrumentation.size(); 10812 r = null; 10813 for (i=0; i<N; i++) { 10814 PackageParser.Instrumentation a = pkg.instrumentation.get(i); 10815 a.info.packageName = pkg.applicationInfo.packageName; 10816 a.info.sourceDir = pkg.applicationInfo.sourceDir; 10817 a.info.publicSourceDir = pkg.applicationInfo.publicSourceDir; 10818 a.info.splitNames = pkg.splitNames; 10819 a.info.splitSourceDirs = pkg.applicationInfo.splitSourceDirs; 10820 a.info.splitPublicSourceDirs = pkg.applicationInfo.splitPublicSourceDirs; 10821 a.info.splitDependencies = pkg.applicationInfo.splitDependencies; 10822 a.info.dataDir = pkg.applicationInfo.dataDir; 10823 a.info.deviceProtectedDataDir = pkg.applicationInfo.deviceProtectedDataDir; 10824 a.info.credentialProtectedDataDir = pkg.applicationInfo.credentialProtectedDataDir; 10825 a.info.nativeLibraryDir = pkg.applicationInfo.nativeLibraryDir; 10826 a.info.secondaryNativeLibraryDir = pkg.applicationInfo.secondaryNativeLibraryDir; 10827 mInstrumentation.put(a.getComponentName(), a); 10828 if (chatty) { 10829 if (r == null) { 10830 r = new StringBuilder(256); 10831 } else { 10832 r.append(' '); 10833 } 10834 r.append(a.info.name); 10835 } 10836 } 10837 if (r != null) { 10838 if (DEBUG_PACKAGE_SCANNING) Log.d(TAG, " Instrumentation: " + r); 10839 } 10840 10841 if (pkg.protectedBroadcasts != null) { 10842 N = pkg.protectedBroadcasts.size(); 10843 synchronized (mProtectedBroadcasts) { 10844 for (i = 0; i < N; i++) { 10845 mProtectedBroadcasts.add(pkg.protectedBroadcasts.get(i)); 10846 } 10847 } 10848 } 10849 } 10850 10851 Trace.traceEnd(TRACE_TAG_PACKAGE_MANAGER); 10852 } 10853 10854 /** 10855 * Derive the ABI of a non-system package located at {@code scanFile}. This information 10856 * is derived purely on the basis of the contents of {@code scanFile} and 10857 * {@code cpuAbiOverride}. 10858 * 10859 * If {@code extractLibs} is true, native libraries are extracted from the app if required. 10860 */ 10861 private static void derivePackageAbi(PackageParser.Package pkg, File scanFile, 10862 String cpuAbiOverride, boolean extractLibs, 10863 File appLib32InstallDir) 10864 throws PackageManagerException { 10865 // Give ourselves some initial paths; we'll come back for another 10866 // pass once we've determined ABI below. 10867 setNativeLibraryPaths(pkg, appLib32InstallDir); 10868 10869 // We would never need to extract libs for forward-locked and external packages, 10870 // since the container service will do it for us. We shouldn't attempt to 10871 // extract libs from system app when it was not updated. 10872 if (pkg.isForwardLocked() || pkg.applicationInfo.isExternalAsec() || 10873 (isSystemApp(pkg) && !pkg.isUpdatedSystemApp())) { 10874 extractLibs = false; 10875 } 10876 10877 final String nativeLibraryRootStr = pkg.applicationInfo.nativeLibraryRootDir; 10878 final boolean useIsaSpecificSubdirs = pkg.applicationInfo.nativeLibraryRootRequiresIsa; 10879 10880 NativeLibraryHelper.Handle handle = null; 10881 try { 10882 handle = NativeLibraryHelper.Handle.create(pkg); 10883 // TODO(multiArch): This can be null for apps that didn't go through the 10884 // usual installation process. We can calculate it again, like we 10885 // do during install time. 10886 // 10887 // TODO(multiArch): Why do we need to rescan ASEC apps again ? It seems totally 10888 // unnecessary. 10889 final File nativeLibraryRoot = new File(nativeLibraryRootStr); 10890 10891 // Null out the abis so that they can be recalculated. 10892 pkg.applicationInfo.primaryCpuAbi = null; 10893 pkg.applicationInfo.secondaryCpuAbi = null; 10894 if (isMultiArch(pkg.applicationInfo)) { 10895 // Warn if we've set an abiOverride for multi-lib packages.. 10896 // By definition, we need to copy both 32 and 64 bit libraries for 10897 // such packages. 10898 if (pkg.cpuAbiOverride != null 10899 && !NativeLibraryHelper.CLEAR_ABI_OVERRIDE.equals(pkg.cpuAbiOverride)) { 10900 Slog.w(TAG, "Ignoring abiOverride for multi arch application."); 10901 } 10902 10903 int abi32 = PackageManager.NO_NATIVE_LIBRARIES; 10904 int abi64 = PackageManager.NO_NATIVE_LIBRARIES; 10905 if (Build.SUPPORTED_32_BIT_ABIS.length > 0) { 10906 if (extractLibs) { 10907 Trace.traceBegin(TRACE_TAG_PACKAGE_MANAGER, "copyNativeBinaries"); 10908 abi32 = NativeLibraryHelper.copyNativeBinariesForSupportedAbi(handle, 10909 nativeLibraryRoot, Build.SUPPORTED_32_BIT_ABIS, 10910 useIsaSpecificSubdirs); 10911 } else { 10912 Trace.traceBegin(TRACE_TAG_PACKAGE_MANAGER, "findSupportedAbi"); 10913 abi32 = NativeLibraryHelper.findSupportedAbi(handle, Build.SUPPORTED_32_BIT_ABIS); 10914 } 10915 Trace.traceEnd(TRACE_TAG_PACKAGE_MANAGER); 10916 } 10917 10918 // Shared library native code should be in the APK zip aligned 10919 if (abi32 >= 0 && pkg.isLibrary() && extractLibs) { 10920 throw new PackageManagerException(INSTALL_FAILED_INTERNAL_ERROR, 10921 "Shared library native lib extraction not supported"); 10922 } 10923 10924 maybeThrowExceptionForMultiArchCopy( 10925 "Error unpackaging 32 bit native libs for multiarch app.", abi32); 10926 10927 if (Build.SUPPORTED_64_BIT_ABIS.length > 0) { 10928 if (extractLibs) { 10929 Trace.traceBegin(TRACE_TAG_PACKAGE_MANAGER, "copyNativeBinaries"); 10930 abi64 = NativeLibraryHelper.copyNativeBinariesForSupportedAbi(handle, 10931 nativeLibraryRoot, Build.SUPPORTED_64_BIT_ABIS, 10932 useIsaSpecificSubdirs); 10933 } else { 10934 Trace.traceBegin(TRACE_TAG_PACKAGE_MANAGER, "findSupportedAbi"); 10935 abi64 = NativeLibraryHelper.findSupportedAbi(handle, Build.SUPPORTED_64_BIT_ABIS); 10936 } 10937 Trace.traceEnd(TRACE_TAG_PACKAGE_MANAGER); 10938 } 10939 10940 maybeThrowExceptionForMultiArchCopy( 10941 "Error unpackaging 64 bit native libs for multiarch app.", abi64); 10942 10943 if (abi64 >= 0) { 10944 // Shared library native libs should be in the APK zip aligned 10945 if (extractLibs && pkg.isLibrary()) { 10946 throw new PackageManagerException(INSTALL_FAILED_INTERNAL_ERROR, 10947 "Shared library native lib extraction not supported"); 10948 } 10949 pkg.applicationInfo.primaryCpuAbi = Build.SUPPORTED_64_BIT_ABIS[abi64]; 10950 } 10951 10952 if (abi32 >= 0) { 10953 final String abi = Build.SUPPORTED_32_BIT_ABIS[abi32]; 10954 if (abi64 >= 0) { 10955 if (pkg.use32bitAbi) { 10956 pkg.applicationInfo.secondaryCpuAbi = pkg.applicationInfo.primaryCpuAbi; 10957 pkg.applicationInfo.primaryCpuAbi = abi; 10958 } else { 10959 pkg.applicationInfo.secondaryCpuAbi = abi; 10960 } 10961 } else { 10962 pkg.applicationInfo.primaryCpuAbi = abi; 10963 } 10964 } 10965 } else { 10966 String[] abiList = (cpuAbiOverride != null) ? 10967 new String[] { cpuAbiOverride } : Build.SUPPORTED_ABIS; 10968 10969 // Enable gross and lame hacks for apps that are built with old 10970 // SDK tools. We must scan their APKs for renderscript bitcode and 10971 // not launch them if it's present. Don't bother checking on devices 10972 // that don't have 64 bit support. 10973 boolean needsRenderScriptOverride = false; 10974 if (Build.SUPPORTED_64_BIT_ABIS.length > 0 && cpuAbiOverride == null && 10975 NativeLibraryHelper.hasRenderscriptBitcode(handle)) { 10976 abiList = Build.SUPPORTED_32_BIT_ABIS; 10977 needsRenderScriptOverride = true; 10978 } 10979 10980 final int copyRet; 10981 if (extractLibs) { 10982 Trace.traceBegin(TRACE_TAG_PACKAGE_MANAGER, "copyNativeBinaries"); 10983 copyRet = NativeLibraryHelper.copyNativeBinariesForSupportedAbi(handle, 10984 nativeLibraryRoot, abiList, useIsaSpecificSubdirs); 10985 } else { 10986 Trace.traceBegin(TRACE_TAG_PACKAGE_MANAGER, "findSupportedAbi"); 10987 copyRet = NativeLibraryHelper.findSupportedAbi(handle, abiList); 10988 } 10989 Trace.traceEnd(TRACE_TAG_PACKAGE_MANAGER); 10990 10991 if (copyRet < 0 && copyRet != PackageManager.NO_NATIVE_LIBRARIES) { 10992 throw new PackageManagerException(INSTALL_FAILED_INTERNAL_ERROR, 10993 "Error unpackaging native libs for app, errorCode=" + copyRet); 10994 } 10995 10996 if (copyRet >= 0) { 10997 // Shared libraries that have native libs must be multi-architecture 10998 if (pkg.isLibrary()) { 10999 throw new PackageManagerException(INSTALL_FAILED_INTERNAL_ERROR, 11000 "Shared library with native libs must be multiarch"); 11001 } 11002 pkg.applicationInfo.primaryCpuAbi = abiList[copyRet]; 11003 } else if (copyRet == PackageManager.NO_NATIVE_LIBRARIES && cpuAbiOverride != null) { 11004 pkg.applicationInfo.primaryCpuAbi = cpuAbiOverride; 11005 } else if (needsRenderScriptOverride) { 11006 pkg.applicationInfo.primaryCpuAbi = abiList[0]; 11007 } 11008 } 11009 } catch (IOException ioe) { 11010 Slog.e(TAG, "Unable to get canonical file " + ioe.toString()); 11011 } finally { 11012 IoUtils.closeQuietly(handle); 11013 } 11014 11015 // Now that we've calculated the ABIs and determined if it's an internal app, 11016 // we will go ahead and populate the nativeLibraryPath. 11017 setNativeLibraryPaths(pkg, appLib32InstallDir); 11018 } 11019 11020 /** 11021 * Adjusts ABIs for a set of packages belonging to a shared user so that they all match. 11022 * i.e, so that all packages can be run inside a single process if required. 11023 * 11024 * Optionally, callers can pass in a parsed package via {@code newPackage} in which case 11025 * this function will either try and make the ABI for all packages in {@code packagesForUser} 11026 * match {@code scannedPackage} or will update the ABI of {@code scannedPackage} to match 11027 * the ABI selected for {@code packagesForUser}. This variant is used when installing or 11028 * updating a package that belongs to a shared user. 11029 * 11030 * NOTE: We currently only match for the primary CPU abi string. Matching the secondary 11031 * adds unnecessary complexity. 11032 */ 11033 private void adjustCpuAbisForSharedUserLPw(Set<PackageSetting> packagesForUser, 11034 PackageParser.Package scannedPackage) { 11035 String requiredInstructionSet = null; 11036 if (scannedPackage != null && scannedPackage.applicationInfo.primaryCpuAbi != null) { 11037 requiredInstructionSet = VMRuntime.getInstructionSet( 11038 scannedPackage.applicationInfo.primaryCpuAbi); 11039 } 11040 11041 PackageSetting requirer = null; 11042 for (PackageSetting ps : packagesForUser) { 11043 // If packagesForUser contains scannedPackage, we skip it. This will happen 11044 // when scannedPackage is an update of an existing package. Without this check, 11045 // we will never be able to change the ABI of any package belonging to a shared 11046 // user, even if it's compatible with other packages. 11047 if (scannedPackage == null || !scannedPackage.packageName.equals(ps.name)) { 11048 if (ps.primaryCpuAbiString == null) { 11049 continue; 11050 } 11051 11052 final String instructionSet = VMRuntime.getInstructionSet(ps.primaryCpuAbiString); 11053 if (requiredInstructionSet != null && !instructionSet.equals(requiredInstructionSet)) { 11054 // We have a mismatch between instruction sets (say arm vs arm64) warn about 11055 // this but there's not much we can do. 11056 String errorMessage = "Instruction set mismatch, " 11057 + ((requirer == null) ? "[caller]" : requirer) 11058 + " requires " + requiredInstructionSet + " whereas " + ps 11059 + " requires " + instructionSet; 11060 Slog.w(TAG, errorMessage); 11061 } 11062 11063 if (requiredInstructionSet == null) { 11064 requiredInstructionSet = instructionSet; 11065 requirer = ps; 11066 } 11067 } 11068 } 11069 11070 if (requiredInstructionSet != null) { 11071 String adjustedAbi; 11072 if (requirer != null) { 11073 // requirer != null implies that either scannedPackage was null or that scannedPackage 11074 // did not require an ABI, in which case we have to adjust scannedPackage to match 11075 // the ABI of the set (which is the same as requirer's ABI) 11076 adjustedAbi = requirer.primaryCpuAbiString; 11077 if (scannedPackage != null) { 11078 scannedPackage.applicationInfo.primaryCpuAbi = adjustedAbi; 11079 } 11080 } else { 11081 // requirer == null implies that we're updating all ABIs in the set to 11082 // match scannedPackage. 11083 adjustedAbi = scannedPackage.applicationInfo.primaryCpuAbi; 11084 } 11085 11086 for (PackageSetting ps : packagesForUser) { 11087 if (scannedPackage == null || !scannedPackage.packageName.equals(ps.name)) { 11088 if (ps.primaryCpuAbiString != null) { 11089 continue; 11090 } 11091 11092 ps.primaryCpuAbiString = adjustedAbi; 11093 if (ps.pkg != null && ps.pkg.applicationInfo != null && 11094 !TextUtils.equals(adjustedAbi, ps.pkg.applicationInfo.primaryCpuAbi)) { 11095 ps.pkg.applicationInfo.primaryCpuAbi = adjustedAbi; 11096 if (DEBUG_ABI_SELECTION) { 11097 Slog.i(TAG, "Adjusting ABI for " + ps.name + " to " + adjustedAbi 11098 + " (requirer=" 11099 + (requirer != null ? requirer.pkg : "null") 11100 + ", scannedPackage=" 11101 + (scannedPackage != null ? scannedPackage : "null") 11102 + ")"); 11103 } 11104 try { 11105 mInstaller.rmdex(ps.codePathString, 11106 getDexCodeInstructionSet(getPreferredInstructionSet())); 11107 } catch (InstallerException ignored) { 11108 } 11109 } 11110 } 11111 } 11112 } 11113 } 11114 11115 private void setUpCustomResolverActivity(PackageParser.Package pkg) { 11116 synchronized (mPackages) { 11117 mResolverReplaced = true; 11118 // Set up information for custom user intent resolution activity. 11119 mResolveActivity.applicationInfo = pkg.applicationInfo; 11120 mResolveActivity.name = mCustomResolverComponentName.getClassName(); 11121 mResolveActivity.packageName = pkg.applicationInfo.packageName; 11122 mResolveActivity.processName = pkg.applicationInfo.packageName; 11123 mResolveActivity.launchMode = ActivityInfo.LAUNCH_MULTIPLE; 11124 mResolveActivity.flags = ActivityInfo.FLAG_EXCLUDE_FROM_RECENTS | 11125 ActivityInfo.FLAG_FINISH_ON_CLOSE_SYSTEM_DIALOGS; 11126 mResolveActivity.theme = 0; 11127 mResolveActivity.exported = true; 11128 mResolveActivity.enabled = true; 11129 mResolveInfo.activityInfo = mResolveActivity; 11130 mResolveInfo.priority = 0; 11131 mResolveInfo.preferredOrder = 0; 11132 mResolveInfo.match = 0; 11133 mResolveComponentName = mCustomResolverComponentName; 11134 Slog.i(TAG, "Replacing default ResolverActivity with custom activity: " + 11135 mResolveComponentName); 11136 } 11137 } 11138 11139 private void setUpInstantAppInstallerActivityLP(ActivityInfo installerActivity) { 11140 if (installerActivity == null) { 11141 if (DEBUG_EPHEMERAL) { 11142 Slog.d(TAG, "Clear ephemeral installer activity"); 11143 } 11144 mInstantAppInstallerActivity = null; 11145 return; 11146 } 11147 11148 if (DEBUG_EPHEMERAL) { 11149 Slog.d(TAG, "Set ephemeral installer activity: " 11150 + installerActivity.getComponentName()); 11151 } 11152 // Set up information for ephemeral installer activity 11153 mInstantAppInstallerActivity = installerActivity; 11154 mInstantAppInstallerActivity.flags |= ActivityInfo.FLAG_EXCLUDE_FROM_RECENTS 11155 | ActivityInfo.FLAG_FINISH_ON_CLOSE_SYSTEM_DIALOGS; 11156 mInstantAppInstallerActivity.exported = true; 11157 mInstantAppInstallerActivity.enabled = true; 11158 mInstantAppInstallerInfo.activityInfo = mInstantAppInstallerActivity; 11159 mInstantAppInstallerInfo.priority = 0; 11160 mInstantAppInstallerInfo.preferredOrder = 1; 11161 mInstantAppInstallerInfo.isDefault = true; 11162 mInstantAppInstallerInfo.match = IntentFilter.MATCH_CATEGORY_SCHEME_SPECIFIC_PART 11163 | IntentFilter.MATCH_ADJUSTMENT_NORMAL; 11164 } 11165 11166 private static String calculateBundledApkRoot(final String codePathString) { 11167 final File codePath = new File(codePathString); 11168 final File codeRoot; 11169 if (FileUtils.contains(Environment.getRootDirectory(), codePath)) { 11170 codeRoot = Environment.getRootDirectory(); 11171 } else if (FileUtils.contains(Environment.getOemDirectory(), codePath)) { 11172 codeRoot = Environment.getOemDirectory(); 11173 } else if (FileUtils.contains(Environment.getVendorDirectory(), codePath)) { 11174 codeRoot = Environment.getVendorDirectory(); 11175 } else { 11176 // Unrecognized code path; take its top real segment as the apk root: 11177 // e.g. /something/app/blah.apk => /something 11178 try { 11179 File f = codePath.getCanonicalFile(); 11180 File parent = f.getParentFile(); // non-null because codePath is a file 11181 File tmp; 11182 while ((tmp = parent.getParentFile()) != null) { 11183 f = parent; 11184 parent = tmp; 11185 } 11186 codeRoot = f; 11187 Slog.w(TAG, "Unrecognized code path " 11188 + codePath + " - using " + codeRoot); 11189 } catch (IOException e) { 11190 // Can't canonicalize the code path -- shenanigans? 11191 Slog.w(TAG, "Can't canonicalize code path " + codePath); 11192 return Environment.getRootDirectory().getPath(); 11193 } 11194 } 11195 return codeRoot.getPath(); 11196 } 11197 11198 /** 11199 * Derive and set the location of native libraries for the given package, 11200 * which varies depending on where and how the package was installed. 11201 */ 11202 private static void setNativeLibraryPaths(PackageParser.Package pkg, File appLib32InstallDir) { 11203 final ApplicationInfo info = pkg.applicationInfo; 11204 final String codePath = pkg.codePath; 11205 final File codeFile = new File(codePath); 11206 final boolean bundledApp = info.isSystemApp() && !info.isUpdatedSystemApp(); 11207 final boolean asecApp = info.isForwardLocked() || info.isExternalAsec(); 11208 11209 info.nativeLibraryRootDir = null; 11210 info.nativeLibraryRootRequiresIsa = false; 11211 info.nativeLibraryDir = null; 11212 info.secondaryNativeLibraryDir = null; 11213 11214 if (isApkFile(codeFile)) { 11215 // Monolithic install 11216 if (bundledApp) { 11217 // If "/system/lib64/apkname" exists, assume that is the per-package 11218 // native library directory to use; otherwise use "/system/lib/apkname". 11219 final String apkRoot = calculateBundledApkRoot(info.sourceDir); 11220 final boolean is64Bit = VMRuntime.is64BitInstructionSet( 11221 getPrimaryInstructionSet(info)); 11222 11223 // This is a bundled system app so choose the path based on the ABI. 11224 // if it's a 64 bit abi, use lib64 otherwise use lib32. Note that this 11225 // is just the default path. 11226 final String apkName = deriveCodePathName(codePath); 11227 final String libDir = is64Bit ? LIB64_DIR_NAME : LIB_DIR_NAME; 11228 info.nativeLibraryRootDir = Environment.buildPath(new File(apkRoot), libDir, 11229 apkName).getAbsolutePath(); 11230 11231 if (info.secondaryCpuAbi != null) { 11232 final String secondaryLibDir = is64Bit ? LIB_DIR_NAME : LIB64_DIR_NAME; 11233 info.secondaryNativeLibraryDir = Environment.buildPath(new File(apkRoot), 11234 secondaryLibDir, apkName).getAbsolutePath(); 11235 } 11236 } else if (asecApp) { 11237 info.nativeLibraryRootDir = new File(codeFile.getParentFile(), LIB_DIR_NAME) 11238 .getAbsolutePath(); 11239 } else { 11240 final String apkName = deriveCodePathName(codePath); 11241 info.nativeLibraryRootDir = new File(appLib32InstallDir, apkName) 11242 .getAbsolutePath(); 11243 } 11244 11245 info.nativeLibraryRootRequiresIsa = false; 11246 info.nativeLibraryDir = info.nativeLibraryRootDir; 11247 } else { 11248 // Cluster install 11249 info.nativeLibraryRootDir = new File(codeFile, LIB_DIR_NAME).getAbsolutePath(); 11250 info.nativeLibraryRootRequiresIsa = true; 11251 11252 info.nativeLibraryDir = new File(info.nativeLibraryRootDir, 11253 getPrimaryInstructionSet(info)).getAbsolutePath(); 11254 11255 if (info.secondaryCpuAbi != null) { 11256 info.secondaryNativeLibraryDir = new File(info.nativeLibraryRootDir, 11257 VMRuntime.getInstructionSet(info.secondaryCpuAbi)).getAbsolutePath(); 11258 } 11259 } 11260 } 11261 11262 /** 11263 * Calculate the abis and roots for a bundled app. These can uniquely 11264 * be determined from the contents of the system partition, i.e whether 11265 * it contains 64 or 32 bit shared libraries etc. We do not validate any 11266 * of this information, and instead assume that the system was built 11267 * sensibly. 11268 */ 11269 private static void setBundledAppAbisAndRoots(PackageParser.Package pkg, 11270 PackageSetting pkgSetting) { 11271 final String apkName = deriveCodePathName(pkg.applicationInfo.getCodePath()); 11272 11273 // If "/system/lib64/apkname" exists, assume that is the per-package 11274 // native library directory to use; otherwise use "/system/lib/apkname". 11275 final String apkRoot = calculateBundledApkRoot(pkg.applicationInfo.sourceDir); 11276 setBundledAppAbi(pkg, apkRoot, apkName); 11277 // pkgSetting might be null during rescan following uninstall of updates 11278 // to a bundled app, so accommodate that possibility. The settings in 11279 // that case will be established later from the parsed package. 11280 // 11281 // If the settings aren't null, sync them up with what we've just derived. 11282 // note that apkRoot isn't stored in the package settings. 11283 if (pkgSetting != null) { 11284 pkgSetting.primaryCpuAbiString = pkg.applicationInfo.primaryCpuAbi; 11285 pkgSetting.secondaryCpuAbiString = pkg.applicationInfo.secondaryCpuAbi; 11286 } 11287 } 11288 11289 /** 11290 * Deduces the ABI of a bundled app and sets the relevant fields on the 11291 * parsed pkg object. 11292 * 11293 * @param apkRoot the root of the installed apk, something like {@code /system} or {@code /oem} 11294 * under which system libraries are installed. 11295 * @param apkName the name of the installed package. 11296 */ 11297 private static void setBundledAppAbi(PackageParser.Package pkg, String apkRoot, String apkName) { 11298 final File codeFile = new File(pkg.codePath); 11299 11300 final boolean has64BitLibs; 11301 final boolean has32BitLibs; 11302 if (isApkFile(codeFile)) { 11303 // Monolithic install 11304 has64BitLibs = (new File(apkRoot, new File(LIB64_DIR_NAME, apkName).getPath())).exists(); 11305 has32BitLibs = (new File(apkRoot, new File(LIB_DIR_NAME, apkName).getPath())).exists(); 11306 } else { 11307 // Cluster install 11308 final File rootDir = new File(codeFile, LIB_DIR_NAME); 11309 if (!ArrayUtils.isEmpty(Build.SUPPORTED_64_BIT_ABIS) 11310 && !TextUtils.isEmpty(Build.SUPPORTED_64_BIT_ABIS[0])) { 11311 final String isa = VMRuntime.getInstructionSet(Build.SUPPORTED_64_BIT_ABIS[0]); 11312 has64BitLibs = (new File(rootDir, isa)).exists(); 11313 } else { 11314 has64BitLibs = false; 11315 } 11316 if (!ArrayUtils.isEmpty(Build.SUPPORTED_32_BIT_ABIS) 11317 && !TextUtils.isEmpty(Build.SUPPORTED_32_BIT_ABIS[0])) { 11318 final String isa = VMRuntime.getInstructionSet(Build.SUPPORTED_32_BIT_ABIS[0]); 11319 has32BitLibs = (new File(rootDir, isa)).exists(); 11320 } else { 11321 has32BitLibs = false; 11322 } 11323 } 11324 11325 if (has64BitLibs && !has32BitLibs) { 11326 // The package has 64 bit libs, but not 32 bit libs. Its primary 11327 // ABI should be 64 bit. We can safely assume here that the bundled 11328 // native libraries correspond to the most preferred ABI in the list. 11329 11330 pkg.applicationInfo.primaryCpuAbi = Build.SUPPORTED_64_BIT_ABIS[0]; 11331 pkg.applicationInfo.secondaryCpuAbi = null; 11332 } else if (has32BitLibs && !has64BitLibs) { 11333 // The package has 32 bit libs but not 64 bit libs. Its primary 11334 // ABI should be 32 bit. 11335 11336 pkg.applicationInfo.primaryCpuAbi = Build.SUPPORTED_32_BIT_ABIS[0]; 11337 pkg.applicationInfo.secondaryCpuAbi = null; 11338 } else if (has32BitLibs && has64BitLibs) { 11339 // The application has both 64 and 32 bit bundled libraries. We check 11340 // here that the app declares multiArch support, and warn if it doesn't. 11341 // 11342 // We will be lenient here and record both ABIs. The primary will be the 11343 // ABI that's higher on the list, i.e, a device that's configured to prefer 11344 // 64 bit apps will see a 64 bit primary ABI, 11345 11346 if ((pkg.applicationInfo.flags & ApplicationInfo.FLAG_MULTIARCH) == 0) { 11347 Slog.e(TAG, "Package " + pkg + " has multiple bundled libs, but is not multiarch."); 11348 } 11349 11350 if (VMRuntime.is64BitInstructionSet(getPreferredInstructionSet())) { 11351 pkg.applicationInfo.primaryCpuAbi = Build.SUPPORTED_64_BIT_ABIS[0]; 11352 pkg.applicationInfo.secondaryCpuAbi = Build.SUPPORTED_32_BIT_ABIS[0]; 11353 } else { 11354 pkg.applicationInfo.primaryCpuAbi = Build.SUPPORTED_32_BIT_ABIS[0]; 11355 pkg.applicationInfo.secondaryCpuAbi = Build.SUPPORTED_64_BIT_ABIS[0]; 11356 } 11357 } else { 11358 pkg.applicationInfo.primaryCpuAbi = null; 11359 pkg.applicationInfo.secondaryCpuAbi = null; 11360 } 11361 } 11362 11363 private void killApplication(String pkgName, int appId, String reason) { 11364 killApplication(pkgName, appId, UserHandle.USER_ALL, reason); 11365 } 11366 11367 private void killApplication(String pkgName, int appId, int userId, String reason) { 11368 // Request the ActivityManager to kill the process(only for existing packages) 11369 // so that we do not end up in a confused state while the user is still using the older 11370 // version of the application while the new one gets installed. 11371 final long token = Binder.clearCallingIdentity(); 11372 try { 11373 IActivityManager am = ActivityManager.getService(); 11374 if (am != null) { 11375 try { 11376 am.killApplication(pkgName, appId, userId, reason); 11377 } catch (RemoteException e) { 11378 } 11379 } 11380 } finally { 11381 Binder.restoreCallingIdentity(token); 11382 } 11383 } 11384 11385 private void removePackageLI(PackageParser.Package pkg, boolean chatty) { 11386 // Remove the parent package setting 11387 PackageSetting ps = (PackageSetting) pkg.mExtras; 11388 if (ps != null) { 11389 removePackageLI(ps, chatty); 11390 } 11391 // Remove the child package setting 11392 final int childCount = (pkg.childPackages != null) ? pkg.childPackages.size() : 0; 11393 for (int i = 0; i < childCount; i++) { 11394 PackageParser.Package childPkg = pkg.childPackages.get(i); 11395 ps = (PackageSetting) childPkg.mExtras; 11396 if (ps != null) { 11397 removePackageLI(ps, chatty); 11398 } 11399 } 11400 } 11401 11402 void removePackageLI(PackageSetting ps, boolean chatty) { 11403 if (DEBUG_INSTALL) { 11404 if (chatty) 11405 Log.d(TAG, "Removing package " + ps.name); 11406 } 11407 11408 // writer 11409 synchronized (mPackages) { 11410 mPackages.remove(ps.name); 11411 final PackageParser.Package pkg = ps.pkg; 11412 if (pkg != null) { 11413 cleanPackageDataStructuresLILPw(pkg, chatty); 11414 } 11415 } 11416 } 11417 11418 void removeInstalledPackageLI(PackageParser.Package pkg, boolean chatty) { 11419 if (DEBUG_INSTALL) { 11420 if (chatty) 11421 Log.d(TAG, "Removing package " + pkg.applicationInfo.packageName); 11422 } 11423 11424 // writer 11425 synchronized (mPackages) { 11426 // Remove the parent package 11427 mPackages.remove(pkg.applicationInfo.packageName); 11428 cleanPackageDataStructuresLILPw(pkg, chatty); 11429 11430 // Remove the child packages 11431 final int childCount = (pkg.childPackages != null) ? pkg.childPackages.size() : 0; 11432 for (int i = 0; i < childCount; i++) { 11433 PackageParser.Package childPkg = pkg.childPackages.get(i); 11434 mPackages.remove(childPkg.applicationInfo.packageName); 11435 cleanPackageDataStructuresLILPw(childPkg, chatty); 11436 } 11437 } 11438 } 11439 11440 void cleanPackageDataStructuresLILPw(PackageParser.Package pkg, boolean chatty) { 11441 int N = pkg.providers.size(); 11442 StringBuilder r = null; 11443 int i; 11444 for (i=0; i<N; i++) { 11445 PackageParser.Provider p = pkg.providers.get(i); 11446 mProviders.removeProvider(p); 11447 if (p.info.authority == null) { 11448 11449 /* There was another ContentProvider with this authority when 11450 * this app was installed so this authority is null, 11451 * Ignore it as we don't have to unregister the provider. 11452 */ 11453 continue; 11454 } 11455 String names[] = p.info.authority.split(";"); 11456 for (int j = 0; j < names.length; j++) { 11457 if (mProvidersByAuthority.get(names[j]) == p) { 11458 mProvidersByAuthority.remove(names[j]); 11459 if (DEBUG_REMOVE) { 11460 if (chatty) 11461 Log.d(TAG, "Unregistered content provider: " + names[j] 11462 + ", className = " + p.info.name + ", isSyncable = " 11463 + p.info.isSyncable); 11464 } 11465 } 11466 } 11467 if (DEBUG_REMOVE && chatty) { 11468 if (r == null) { 11469 r = new StringBuilder(256); 11470 } else { 11471 r.append(' '); 11472 } 11473 r.append(p.info.name); 11474 } 11475 } 11476 if (r != null) { 11477 if (DEBUG_REMOVE) Log.d(TAG, " Providers: " + r); 11478 } 11479 11480 N = pkg.services.size(); 11481 r = null; 11482 for (i=0; i<N; i++) { 11483 PackageParser.Service s = pkg.services.get(i); 11484 mServices.removeService(s); 11485 if (chatty) { 11486 if (r == null) { 11487 r = new StringBuilder(256); 11488 } else { 11489 r.append(' '); 11490 } 11491 r.append(s.info.name); 11492 } 11493 } 11494 if (r != null) { 11495 if (DEBUG_REMOVE) Log.d(TAG, " Services: " + r); 11496 } 11497 11498 N = pkg.receivers.size(); 11499 r = null; 11500 for (i=0; i<N; i++) { 11501 PackageParser.Activity a = pkg.receivers.get(i); 11502 mReceivers.removeActivity(a, "receiver"); 11503 if (DEBUG_REMOVE && chatty) { 11504 if (r == null) { 11505 r = new StringBuilder(256); 11506 } else { 11507 r.append(' '); 11508 } 11509 r.append(a.info.name); 11510 } 11511 } 11512 if (r != null) { 11513 if (DEBUG_REMOVE) Log.d(TAG, " Receivers: " + r); 11514 } 11515 11516 N = pkg.activities.size(); 11517 r = null; 11518 for (i=0; i<N; i++) { 11519 PackageParser.Activity a = pkg.activities.get(i); 11520 mActivities.removeActivity(a, "activity"); 11521 if (DEBUG_REMOVE && chatty) { 11522 if (r == null) { 11523 r = new StringBuilder(256); 11524 } else { 11525 r.append(' '); 11526 } 11527 r.append(a.info.name); 11528 } 11529 } 11530 if (r != null) { 11531 if (DEBUG_REMOVE) Log.d(TAG, " Activities: " + r); 11532 } 11533 11534 mPermissionManager.removeAllPermissions(pkg, chatty); 11535 11536 N = pkg.instrumentation.size(); 11537 r = null; 11538 for (i=0; i<N; i++) { 11539 PackageParser.Instrumentation a = pkg.instrumentation.get(i); 11540 mInstrumentation.remove(a.getComponentName()); 11541 if (DEBUG_REMOVE && chatty) { 11542 if (r == null) { 11543 r = new StringBuilder(256); 11544 } else { 11545 r.append(' '); 11546 } 11547 r.append(a.info.name); 11548 } 11549 } 11550 if (r != null) { 11551 if (DEBUG_REMOVE) Log.d(TAG, " Instrumentation: " + r); 11552 } 11553 11554 r = null; 11555 if ((pkg.applicationInfo.flags&ApplicationInfo.FLAG_SYSTEM) != 0) { 11556 // Only system apps can hold shared libraries. 11557 if (pkg.libraryNames != null) { 11558 for (i = 0; i < pkg.libraryNames.size(); i++) { 11559 String name = pkg.libraryNames.get(i); 11560 if (removeSharedLibraryLPw(name, 0)) { 11561 if (DEBUG_REMOVE && chatty) { 11562 if (r == null) { 11563 r = new StringBuilder(256); 11564 } else { 11565 r.append(' '); 11566 } 11567 r.append(name); 11568 } 11569 } 11570 } 11571 } 11572 } 11573 11574 r = null; 11575 11576 // Any package can hold static shared libraries. 11577 if (pkg.staticSharedLibName != null) { 11578 if (removeSharedLibraryLPw(pkg.staticSharedLibName, pkg.staticSharedLibVersion)) { 11579 if (DEBUG_REMOVE && chatty) { 11580 if (r == null) { 11581 r = new StringBuilder(256); 11582 } else { 11583 r.append(' '); 11584 } 11585 r.append(pkg.staticSharedLibName); 11586 } 11587 } 11588 } 11589 11590 if (r != null) { 11591 if (DEBUG_REMOVE) Log.d(TAG, " Libraries: " + r); 11592 } 11593 } 11594 11595 11596 final class ActivityIntentResolver 11597 extends IntentResolver<PackageParser.ActivityIntentInfo, ResolveInfo> { 11598 public List<ResolveInfo> queryIntent(Intent intent, String resolvedType, 11599 boolean defaultOnly, int userId) { 11600 if (!sUserManager.exists(userId)) return null; 11601 mFlags = (defaultOnly ? PackageManager.MATCH_DEFAULT_ONLY : 0); 11602 return super.queryIntent(intent, resolvedType, defaultOnly, userId); 11603 } 11604 11605 public List<ResolveInfo> queryIntent(Intent intent, String resolvedType, int flags, 11606 int userId) { 11607 if (!sUserManager.exists(userId)) return null; 11608 mFlags = flags; 11609 return super.queryIntent(intent, resolvedType, 11610 (flags & PackageManager.MATCH_DEFAULT_ONLY) != 0, 11611 userId); 11612 } 11613 11614 public List<ResolveInfo> queryIntentForPackage(Intent intent, String resolvedType, 11615 int flags, ArrayList<PackageParser.Activity> packageActivities, int userId) { 11616 if (!sUserManager.exists(userId)) return null; 11617 if (packageActivities == null) { 11618 return null; 11619 } 11620 mFlags = flags; 11621 final boolean defaultOnly = (flags & PackageManager.MATCH_DEFAULT_ONLY) != 0; 11622 final int N = packageActivities.size(); 11623 ArrayList<PackageParser.ActivityIntentInfo[]> listCut = 11624 new ArrayList<PackageParser.ActivityIntentInfo[]>(N); 11625 11626 ArrayList<PackageParser.ActivityIntentInfo> intentFilters; 11627 for (int i = 0; i < N; ++i) { 11628 intentFilters = packageActivities.get(i).intents; 11629 if (intentFilters != null && intentFilters.size() > 0) { 11630 PackageParser.ActivityIntentInfo[] array = 11631 new PackageParser.ActivityIntentInfo[intentFilters.size()]; 11632 intentFilters.toArray(array); 11633 listCut.add(array); 11634 } 11635 } 11636 return super.queryIntentFromList(intent, resolvedType, defaultOnly, listCut, userId); 11637 } 11638 11639 /** 11640 * Finds a privileged activity that matches the specified activity names. 11641 */ 11642 private PackageParser.Activity findMatchingActivity( 11643 List<PackageParser.Activity> activityList, ActivityInfo activityInfo) { 11644 for (PackageParser.Activity sysActivity : activityList) { 11645 if (sysActivity.info.name.equals(activityInfo.name)) { 11646 return sysActivity; 11647 } 11648 if (sysActivity.info.name.equals(activityInfo.targetActivity)) { 11649 return sysActivity; 11650 } 11651 if (sysActivity.info.targetActivity != null) { 11652 if (sysActivity.info.targetActivity.equals(activityInfo.name)) { 11653 return sysActivity; 11654 } 11655 if (sysActivity.info.targetActivity.equals(activityInfo.targetActivity)) { 11656 return sysActivity; 11657 } 11658 } 11659 } 11660 return null; 11661 } 11662 11663 public class IterGenerator<E> { 11664 public Iterator<E> generate(ActivityIntentInfo info) { 11665 return null; 11666 } 11667 } 11668 11669 public class ActionIterGenerator extends IterGenerator<String> { 11670 @Override 11671 public Iterator<String> generate(ActivityIntentInfo info) { 11672 return info.actionsIterator(); 11673 } 11674 } 11675 11676 public class CategoriesIterGenerator extends IterGenerator<String> { 11677 @Override 11678 public Iterator<String> generate(ActivityIntentInfo info) { 11679 return info.categoriesIterator(); 11680 } 11681 } 11682 11683 public class SchemesIterGenerator extends IterGenerator<String> { 11684 @Override 11685 public Iterator<String> generate(ActivityIntentInfo info) { 11686 return info.schemesIterator(); 11687 } 11688 } 11689 11690 public class AuthoritiesIterGenerator extends IterGenerator<IntentFilter.AuthorityEntry> { 11691 @Override 11692 public Iterator<IntentFilter.AuthorityEntry> generate(ActivityIntentInfo info) { 11693 return info.authoritiesIterator(); 11694 } 11695 } 11696 11697 /** 11698 * <em>WARNING</em> for performance reasons, the passed in intentList WILL BE 11699 * MODIFIED. Do not pass in a list that should not be changed. 11700 */ 11701 private <T> void getIntentListSubset(List<ActivityIntentInfo> intentList, 11702 IterGenerator<T> generator, Iterator<T> searchIterator) { 11703 // loop through the set of actions; every one must be found in the intent filter 11704 while (searchIterator.hasNext()) { 11705 // we must have at least one filter in the list to consider a match 11706 if (intentList.size() == 0) { 11707 break; 11708 } 11709 11710 final T searchAction = searchIterator.next(); 11711 11712 // loop through the set of intent filters 11713 final Iterator<ActivityIntentInfo> intentIter = intentList.iterator(); 11714 while (intentIter.hasNext()) { 11715 final ActivityIntentInfo intentInfo = intentIter.next(); 11716 boolean selectionFound = false; 11717 11718 // loop through the intent filter's selection criteria; at least one 11719 // of them must match the searched criteria 11720 final Iterator<T> intentSelectionIter = generator.generate(intentInfo); 11721 while (intentSelectionIter != null && intentSelectionIter.hasNext()) { 11722 final T intentSelection = intentSelectionIter.next(); 11723 if (intentSelection != null && intentSelection.equals(searchAction)) { 11724 selectionFound = true; 11725 break; 11726 } 11727 } 11728 11729 // the selection criteria wasn't found in this filter's set; this filter 11730 // is not a potential match 11731 if (!selectionFound) { 11732 intentIter.remove(); 11733 } 11734 } 11735 } 11736 } 11737 11738 private boolean isProtectedAction(ActivityIntentInfo filter) { 11739 final Iterator<String> actionsIter = filter.actionsIterator(); 11740 while (actionsIter != null && actionsIter.hasNext()) { 11741 final String filterAction = actionsIter.next(); 11742 if (PROTECTED_ACTIONS.contains(filterAction)) { 11743 return true; 11744 } 11745 } 11746 return false; 11747 } 11748 11749 /** 11750 * Adjusts the priority of the given intent filter according to policy. 11751 * <p> 11752 * <ul> 11753 * <li>The priority for non privileged applications is capped to '0'</li> 11754 * <li>The priority for protected actions on privileged applications is capped to '0'</li> 11755 * <li>The priority for unbundled updates to privileged applications is capped to the 11756 * priority defined on the system partition</li> 11757 * </ul> 11758 * <p> 11759 * <em>NOTE:</em> There is one exception. For security reasons, the setup wizard is 11760 * allowed to obtain any priority on any action. 11761 */ 11762 private void adjustPriority( 11763 List<PackageParser.Activity> systemActivities, ActivityIntentInfo intent) { 11764 // nothing to do; priority is fine as-is 11765 if (intent.getPriority() <= 0) { 11766 return; 11767 } 11768 11769 final ActivityInfo activityInfo = intent.activity.info; 11770 final ApplicationInfo applicationInfo = activityInfo.applicationInfo; 11771 11772 final boolean privilegedApp = 11773 ((applicationInfo.privateFlags & ApplicationInfo.PRIVATE_FLAG_PRIVILEGED) != 0); 11774 if (!privilegedApp) { 11775 // non-privileged applications can never define a priority >0 11776 if (DEBUG_FILTERS) { 11777 Slog.i(TAG, "Non-privileged app; cap priority to 0;" 11778 + " package: " + applicationInfo.packageName 11779 + " activity: " + intent.activity.className 11780 + " origPrio: " + intent.getPriority()); 11781 } 11782 intent.setPriority(0); 11783 return; 11784 } 11785 11786 if (systemActivities == null) { 11787 // the system package is not disabled; we're parsing the system partition 11788 if (isProtectedAction(intent)) { 11789 if (mDeferProtectedFilters) { 11790 // We can't deal with these just yet. No component should ever obtain a 11791 // >0 priority for a protected actions, with ONE exception -- the setup 11792 // wizard. The setup wizard, however, cannot be known until we're able to 11793 // query it for the category CATEGORY_SETUP_WIZARD. Which we can't do 11794 // until all intent filters have been processed. Chicken, meet egg. 11795 // Let the filter temporarily have a high priority and rectify the 11796 // priorities after all system packages have been scanned. 11797 mProtectedFilters.add(intent); 11798 if (DEBUG_FILTERS) { 11799 Slog.i(TAG, "Protected action; save for later;" 11800 + " package: " + applicationInfo.packageName 11801 + " activity: " + intent.activity.className 11802 + " origPrio: " + intent.getPriority()); 11803 } 11804 return; 11805 } else { 11806 if (DEBUG_FILTERS && mSetupWizardPackage == null) { 11807 Slog.i(TAG, "No setup wizard;" 11808 + " All protected intents capped to priority 0"); 11809 } 11810 if (intent.activity.info.packageName.equals(mSetupWizardPackage)) { 11811 if (DEBUG_FILTERS) { 11812 Slog.i(TAG, "Found setup wizard;" 11813 + " allow priority " + intent.getPriority() + ";" 11814 + " package: " + intent.activity.info.packageName 11815 + " activity: " + intent.activity.className 11816 + " priority: " + intent.getPriority()); 11817 } 11818 // setup wizard gets whatever it wants 11819 return; 11820 } 11821 if (DEBUG_FILTERS) { 11822 Slog.i(TAG, "Protected action; cap priority to 0;" 11823 + " package: " + intent.activity.info.packageName 11824 + " activity: " + intent.activity.className 11825 + " origPrio: " + intent.getPriority()); 11826 } 11827 intent.setPriority(0); 11828 return; 11829 } 11830 } 11831 // privileged apps on the system image get whatever priority they request 11832 return; 11833 } 11834 11835 // privileged app unbundled update ... try to find the same activity 11836 final PackageParser.Activity foundActivity = 11837 findMatchingActivity(systemActivities, activityInfo); 11838 if (foundActivity == null) { 11839 // this is a new activity; it cannot obtain >0 priority 11840 if (DEBUG_FILTERS) { 11841 Slog.i(TAG, "New activity; cap priority to 0;" 11842 + " package: " + applicationInfo.packageName 11843 + " activity: " + intent.activity.className 11844 + " origPrio: " + intent.getPriority()); 11845 } 11846 intent.setPriority(0); 11847 return; 11848 } 11849 11850 // found activity, now check for filter equivalence 11851 11852 // a shallow copy is enough; we modify the list, not its contents 11853 final List<ActivityIntentInfo> intentListCopy = 11854 new ArrayList<>(foundActivity.intents); 11855 final List<ActivityIntentInfo> foundFilters = findFilters(intent); 11856 11857 // find matching action subsets 11858 final Iterator<String> actionsIterator = intent.actionsIterator(); 11859 if (actionsIterator != null) { 11860 getIntentListSubset( 11861 intentListCopy, new ActionIterGenerator(), actionsIterator); 11862 if (intentListCopy.size() == 0) { 11863 // no more intents to match; we're not equivalent 11864 if (DEBUG_FILTERS) { 11865 Slog.i(TAG, "Mismatched action; cap priority to 0;" 11866 + " package: " + applicationInfo.packageName 11867 + " activity: " + intent.activity.className 11868 + " origPrio: " + intent.getPriority()); 11869 } 11870 intent.setPriority(0); 11871 return; 11872 } 11873 } 11874 11875 // find matching category subsets 11876 final Iterator<String> categoriesIterator = intent.categoriesIterator(); 11877 if (categoriesIterator != null) { 11878 getIntentListSubset(intentListCopy, new CategoriesIterGenerator(), 11879 categoriesIterator); 11880 if (intentListCopy.size() == 0) { 11881 // no more intents to match; we're not equivalent 11882 if (DEBUG_FILTERS) { 11883 Slog.i(TAG, "Mismatched category; cap priority to 0;" 11884 + " package: " + applicationInfo.packageName 11885 + " activity: " + intent.activity.className 11886 + " origPrio: " + intent.getPriority()); 11887 } 11888 intent.setPriority(0); 11889 return; 11890 } 11891 } 11892 11893 // find matching schemes subsets 11894 final Iterator<String> schemesIterator = intent.schemesIterator(); 11895 if (schemesIterator != null) { 11896 getIntentListSubset(intentListCopy, new SchemesIterGenerator(), 11897 schemesIterator); 11898 if (intentListCopy.size() == 0) { 11899 // no more intents to match; we're not equivalent 11900 if (DEBUG_FILTERS) { 11901 Slog.i(TAG, "Mismatched scheme; cap priority to 0;" 11902 + " package: " + applicationInfo.packageName 11903 + " activity: " + intent.activity.className 11904 + " origPrio: " + intent.getPriority()); 11905 } 11906 intent.setPriority(0); 11907 return; 11908 } 11909 } 11910 11911 // find matching authorities subsets 11912 final Iterator<IntentFilter.AuthorityEntry> 11913 authoritiesIterator = intent.authoritiesIterator(); 11914 if (authoritiesIterator != null) { 11915 getIntentListSubset(intentListCopy, 11916 new AuthoritiesIterGenerator(), 11917 authoritiesIterator); 11918 if (intentListCopy.size() == 0) { 11919 // no more intents to match; we're not equivalent 11920 if (DEBUG_FILTERS) { 11921 Slog.i(TAG, "Mismatched authority; cap priority to 0;" 11922 + " package: " + applicationInfo.packageName 11923 + " activity: " + intent.activity.className 11924 + " origPrio: " + intent.getPriority()); 11925 } 11926 intent.setPriority(0); 11927 return; 11928 } 11929 } 11930 11931 // we found matching filter(s); app gets the max priority of all intents 11932 int cappedPriority = 0; 11933 for (int i = intentListCopy.size() - 1; i >= 0; --i) { 11934 cappedPriority = Math.max(cappedPriority, intentListCopy.get(i).getPriority()); 11935 } 11936 if (intent.getPriority() > cappedPriority) { 11937 if (DEBUG_FILTERS) { 11938 Slog.i(TAG, "Found matching filter(s);" 11939 + " cap priority to " + cappedPriority + ";" 11940 + " package: " + applicationInfo.packageName 11941 + " activity: " + intent.activity.className 11942 + " origPrio: " + intent.getPriority()); 11943 } 11944 intent.setPriority(cappedPriority); 11945 return; 11946 } 11947 // all this for nothing; the requested priority was <= what was on the system 11948 } 11949 11950 public final void addActivity(PackageParser.Activity a, String type) { 11951 mActivities.put(a.getComponentName(), a); 11952 if (DEBUG_SHOW_INFO) 11953 Log.v( 11954 TAG, " " + type + " " + 11955 (a.info.nonLocalizedLabel != null ? a.info.nonLocalizedLabel : a.info.name) + ":"); 11956 if (DEBUG_SHOW_INFO) 11957 Log.v(TAG, " Class=" + a.info.name); 11958 final int NI = a.intents.size(); 11959 for (int j=0; j<NI; j++) { 11960 PackageParser.ActivityIntentInfo intent = a.intents.get(j); 11961 if ("activity".equals(type)) { 11962 final PackageSetting ps = 11963 mSettings.getDisabledSystemPkgLPr(intent.activity.info.packageName); 11964 final List<PackageParser.Activity> systemActivities = 11965 ps != null && ps.pkg != null ? ps.pkg.activities : null; 11966 adjustPriority(systemActivities, intent); 11967 } 11968 if (DEBUG_SHOW_INFO) { 11969 Log.v(TAG, " IntentFilter:"); 11970 intent.dump(new LogPrinter(Log.VERBOSE, TAG), " "); 11971 } 11972 if (!intent.debugCheck()) { 11973 Log.w(TAG, "==> For Activity " + a.info.name); 11974 } 11975 addFilter(intent); 11976 } 11977 } 11978 11979 public final void removeActivity(PackageParser.Activity a, String type) { 11980 mActivities.remove(a.getComponentName()); 11981 if (DEBUG_SHOW_INFO) { 11982 Log.v(TAG, " " + type + " " 11983 + (a.info.nonLocalizedLabel != null ? a.info.nonLocalizedLabel 11984 : a.info.name) + ":"); 11985 Log.v(TAG, " Class=" + a.info.name); 11986 } 11987 final int NI = a.intents.size(); 11988 for (int j=0; j<NI; j++) { 11989 PackageParser.ActivityIntentInfo intent = a.intents.get(j); 11990 if (DEBUG_SHOW_INFO) { 11991 Log.v(TAG, " IntentFilter:"); 11992 intent.dump(new LogPrinter(Log.VERBOSE, TAG), " "); 11993 } 11994 removeFilter(intent); 11995 } 11996 } 11997 11998 @Override 11999 protected boolean allowFilterResult( 12000 PackageParser.ActivityIntentInfo filter, List<ResolveInfo> dest) { 12001 ActivityInfo filterAi = filter.activity.info; 12002 for (int i=dest.size()-1; i>=0; i--) { 12003 ActivityInfo destAi = dest.get(i).activityInfo; 12004 if (destAi.name == filterAi.name 12005 && destAi.packageName == filterAi.packageName) { 12006 return false; 12007 } 12008 } 12009 return true; 12010 } 12011 12012 @Override 12013 protected ActivityIntentInfo[] newArray(int size) { 12014 return new ActivityIntentInfo[size]; 12015 } 12016 12017 @Override 12018 protected boolean isFilterStopped(PackageParser.ActivityIntentInfo filter, int userId) { 12019 if (!sUserManager.exists(userId)) return true; 12020 PackageParser.Package p = filter.activity.owner; 12021 if (p != null) { 12022 PackageSetting ps = (PackageSetting)p.mExtras; 12023 if (ps != null) { 12024 // System apps are never considered stopped for purposes of 12025 // filtering, because there may be no way for the user to 12026 // actually re-launch them. 12027 return (ps.pkgFlags&ApplicationInfo.FLAG_SYSTEM) == 0 12028 && ps.getStopped(userId); 12029 } 12030 } 12031 return false; 12032 } 12033 12034 @Override 12035 protected boolean isPackageForFilter(String packageName, 12036 PackageParser.ActivityIntentInfo info) { 12037 return packageName.equals(info.activity.owner.packageName); 12038 } 12039 12040 @Override 12041 protected ResolveInfo newResult(PackageParser.ActivityIntentInfo info, 12042 int match, int userId) { 12043 if (!sUserManager.exists(userId)) return null; 12044 if (!mSettings.isEnabledAndMatchLPr(info.activity.info, mFlags, userId)) { 12045 return null; 12046 } 12047 final PackageParser.Activity activity = info.activity; 12048 PackageSetting ps = (PackageSetting) activity.owner.mExtras; 12049 if (ps == null) { 12050 return null; 12051 } 12052 final PackageUserState userState = ps.readUserState(userId); 12053 ActivityInfo ai = 12054 PackageParser.generateActivityInfo(activity, mFlags, userState, userId); 12055 if (ai == null) { 12056 return null; 12057 } 12058 final boolean matchExplicitlyVisibleOnly = 12059 (mFlags & PackageManager.MATCH_EXPLICITLY_VISIBLE_ONLY) != 0; 12060 final boolean matchVisibleToInstantApp = 12061 (mFlags & PackageManager.MATCH_VISIBLE_TO_INSTANT_APP_ONLY) != 0; 12062 final boolean componentVisible = 12063 matchVisibleToInstantApp 12064 && info.isVisibleToInstantApp() 12065 && (!matchExplicitlyVisibleOnly || info.isExplicitlyVisibleToInstantApp()); 12066 final boolean matchInstantApp = (mFlags & PackageManager.MATCH_INSTANT) != 0; 12067 // throw out filters that aren't visible to ephemeral apps 12068 if (matchVisibleToInstantApp && !(componentVisible || userState.instantApp)) { 12069 return null; 12070 } 12071 // throw out instant app filters if we're not explicitly requesting them 12072 if (!matchInstantApp && userState.instantApp) { 12073 return null; 12074 } 12075 // throw out instant app filters if updates are available; will trigger 12076 // instant app resolution 12077 if (userState.instantApp && ps.isUpdateAvailable()) { 12078 return null; 12079 } 12080 final ResolveInfo res = new ResolveInfo(); 12081 res.activityInfo = ai; 12082 if ((mFlags&PackageManager.GET_RESOLVED_FILTER) != 0) { 12083 res.filter = info; 12084 } 12085 if (info != null) { 12086 res.handleAllWebDataURI = info.handleAllWebDataURI(); 12087 } 12088 res.priority = info.getPriority(); 12089 res.preferredOrder = activity.owner.mPreferredOrder; 12090 //System.out.println("Result: " + res.activityInfo.className + 12091 // " = " + res.priority); 12092 res.match = match; 12093 res.isDefault = info.hasDefault; 12094 res.labelRes = info.labelRes; 12095 res.nonLocalizedLabel = info.nonLocalizedLabel; 12096 if (userNeedsBadging(userId)) { 12097 res.noResourceId = true; 12098 } else { 12099 res.icon = info.icon; 12100 } 12101 res.iconResourceId = info.icon; 12102 res.system = res.activityInfo.applicationInfo.isSystemApp(); 12103 res.isInstantAppAvailable = userState.instantApp; 12104 return res; 12105 } 12106 12107 @Override 12108 protected void sortResults(List<ResolveInfo> results) { 12109 Collections.sort(results, mResolvePrioritySorter); 12110 } 12111 12112 @Override 12113 protected void dumpFilter(PrintWriter out, String prefix, 12114 PackageParser.ActivityIntentInfo filter) { 12115 out.print(prefix); out.print( 12116 Integer.toHexString(System.identityHashCode(filter.activity))); 12117 out.print(' '); 12118 filter.activity.printComponentShortName(out); 12119 out.print(" filter "); 12120 out.println(Integer.toHexString(System.identityHashCode(filter))); 12121 } 12122 12123 @Override 12124 protected Object filterToLabel(PackageParser.ActivityIntentInfo filter) { 12125 return filter.activity; 12126 } 12127 12128 protected void dumpFilterLabel(PrintWriter out, String prefix, Object label, int count) { 12129 PackageParser.Activity activity = (PackageParser.Activity)label; 12130 out.print(prefix); out.print( 12131 Integer.toHexString(System.identityHashCode(activity))); 12132 out.print(' '); 12133 activity.printComponentShortName(out); 12134 if (count > 1) { 12135 out.print(" ("); out.print(count); out.print(" filters)"); 12136 } 12137 out.println(); 12138 } 12139 12140 // Keys are String (activity class name), values are Activity. 12141 private final ArrayMap<ComponentName, PackageParser.Activity> mActivities 12142 = new ArrayMap<ComponentName, PackageParser.Activity>(); 12143 private int mFlags; 12144 } 12145 12146 private final class ServiceIntentResolver 12147 extends IntentResolver<PackageParser.ServiceIntentInfo, ResolveInfo> { 12148 public List<ResolveInfo> queryIntent(Intent intent, String resolvedType, 12149 boolean defaultOnly, int userId) { 12150 mFlags = defaultOnly ? PackageManager.MATCH_DEFAULT_ONLY : 0; 12151 return super.queryIntent(intent, resolvedType, defaultOnly, userId); 12152 } 12153 12154 public List<ResolveInfo> queryIntent(Intent intent, String resolvedType, int flags, 12155 int userId) { 12156 if (!sUserManager.exists(userId)) return null; 12157 mFlags = flags; 12158 return super.queryIntent(intent, resolvedType, 12159 (flags & PackageManager.MATCH_DEFAULT_ONLY) != 0, 12160 userId); 12161 } 12162 12163 public List<ResolveInfo> queryIntentForPackage(Intent intent, String resolvedType, 12164 int flags, ArrayList<PackageParser.Service> packageServices, int userId) { 12165 if (!sUserManager.exists(userId)) return null; 12166 if (packageServices == null) { 12167 return null; 12168 } 12169 mFlags = flags; 12170 final boolean defaultOnly = (flags&PackageManager.MATCH_DEFAULT_ONLY) != 0; 12171 final int N = packageServices.size(); 12172 ArrayList<PackageParser.ServiceIntentInfo[]> listCut = 12173 new ArrayList<PackageParser.ServiceIntentInfo[]>(N); 12174 12175 ArrayList<PackageParser.ServiceIntentInfo> intentFilters; 12176 for (int i = 0; i < N; ++i) { 12177 intentFilters = packageServices.get(i).intents; 12178 if (intentFilters != null && intentFilters.size() > 0) { 12179 PackageParser.ServiceIntentInfo[] array = 12180 new PackageParser.ServiceIntentInfo[intentFilters.size()]; 12181 intentFilters.toArray(array); 12182 listCut.add(array); 12183 } 12184 } 12185 return super.queryIntentFromList(intent, resolvedType, defaultOnly, listCut, userId); 12186 } 12187 12188 public final void addService(PackageParser.Service s) { 12189 mServices.put(s.getComponentName(), s); 12190 if (DEBUG_SHOW_INFO) { 12191 Log.v(TAG, " " 12192 + (s.info.nonLocalizedLabel != null 12193 ? s.info.nonLocalizedLabel : s.info.name) + ":"); 12194 Log.v(TAG, " Class=" + s.info.name); 12195 } 12196 final int NI = s.intents.size(); 12197 int j; 12198 for (j=0; j<NI; j++) { 12199 PackageParser.ServiceIntentInfo intent = s.intents.get(j); 12200 if (DEBUG_SHOW_INFO) { 12201 Log.v(TAG, " IntentFilter:"); 12202 intent.dump(new LogPrinter(Log.VERBOSE, TAG), " "); 12203 } 12204 if (!intent.debugCheck()) { 12205 Log.w(TAG, "==> For Service " + s.info.name); 12206 } 12207 addFilter(intent); 12208 } 12209 } 12210 12211 public final void removeService(PackageParser.Service s) { 12212 mServices.remove(s.getComponentName()); 12213 if (DEBUG_SHOW_INFO) { 12214 Log.v(TAG, " " + (s.info.nonLocalizedLabel != null 12215 ? s.info.nonLocalizedLabel : s.info.name) + ":"); 12216 Log.v(TAG, " Class=" + s.info.name); 12217 } 12218 final int NI = s.intents.size(); 12219 int j; 12220 for (j=0; j<NI; j++) { 12221 PackageParser.ServiceIntentInfo intent = s.intents.get(j); 12222 if (DEBUG_SHOW_INFO) { 12223 Log.v(TAG, " IntentFilter:"); 12224 intent.dump(new LogPrinter(Log.VERBOSE, TAG), " "); 12225 } 12226 removeFilter(intent); 12227 } 12228 } 12229 12230 @Override 12231 protected boolean allowFilterResult( 12232 PackageParser.ServiceIntentInfo filter, List<ResolveInfo> dest) { 12233 ServiceInfo filterSi = filter.service.info; 12234 for (int i=dest.size()-1; i>=0; i--) { 12235 ServiceInfo destAi = dest.get(i).serviceInfo; 12236 if (destAi.name == filterSi.name 12237 && destAi.packageName == filterSi.packageName) { 12238 return false; 12239 } 12240 } 12241 return true; 12242 } 12243 12244 @Override 12245 protected PackageParser.ServiceIntentInfo[] newArray(int size) { 12246 return new PackageParser.ServiceIntentInfo[size]; 12247 } 12248 12249 @Override 12250 protected boolean isFilterStopped(PackageParser.ServiceIntentInfo filter, int userId) { 12251 if (!sUserManager.exists(userId)) return true; 12252 PackageParser.Package p = filter.service.owner; 12253 if (p != null) { 12254 PackageSetting ps = (PackageSetting)p.mExtras; 12255 if (ps != null) { 12256 // System apps are never considered stopped for purposes of 12257 // filtering, because there may be no way for the user to 12258 // actually re-launch them. 12259 return (ps.pkgFlags & ApplicationInfo.FLAG_SYSTEM) == 0 12260 && ps.getStopped(userId); 12261 } 12262 } 12263 return false; 12264 } 12265 12266 @Override 12267 protected boolean isPackageForFilter(String packageName, 12268 PackageParser.ServiceIntentInfo info) { 12269 return packageName.equals(info.service.owner.packageName); 12270 } 12271 12272 @Override 12273 protected ResolveInfo newResult(PackageParser.ServiceIntentInfo filter, 12274 int match, int userId) { 12275 if (!sUserManager.exists(userId)) return null; 12276 final PackageParser.ServiceIntentInfo info = (PackageParser.ServiceIntentInfo)filter; 12277 if (!mSettings.isEnabledAndMatchLPr(info.service.info, mFlags, userId)) { 12278 return null; 12279 } 12280 final PackageParser.Service service = info.service; 12281 PackageSetting ps = (PackageSetting) service.owner.mExtras; 12282 if (ps == null) { 12283 return null; 12284 } 12285 final PackageUserState userState = ps.readUserState(userId); 12286 ServiceInfo si = PackageParser.generateServiceInfo(service, mFlags, 12287 userState, userId); 12288 if (si == null) { 12289 return null; 12290 } 12291 final boolean matchVisibleToInstantApp = 12292 (mFlags & PackageManager.MATCH_VISIBLE_TO_INSTANT_APP_ONLY) != 0; 12293 final boolean isInstantApp = (mFlags & PackageManager.MATCH_INSTANT) != 0; 12294 // throw out filters that aren't visible to ephemeral apps 12295 if (matchVisibleToInstantApp 12296 && !(info.isVisibleToInstantApp() || userState.instantApp)) { 12297 return null; 12298 } 12299 // throw out ephemeral filters if we're not explicitly requesting them 12300 if (!isInstantApp && userState.instantApp) { 12301 return null; 12302 } 12303 // throw out instant app filters if updates are available; will trigger 12304 // instant app resolution 12305 if (userState.instantApp && ps.isUpdateAvailable()) { 12306 return null; 12307 } 12308 final ResolveInfo res = new ResolveInfo(); 12309 res.serviceInfo = si; 12310 if ((mFlags&PackageManager.GET_RESOLVED_FILTER) != 0) { 12311 res.filter = filter; 12312 } 12313 res.priority = info.getPriority(); 12314 res.preferredOrder = service.owner.mPreferredOrder; 12315 res.match = match; 12316 res.isDefault = info.hasDefault; 12317 res.labelRes = info.labelRes; 12318 res.nonLocalizedLabel = info.nonLocalizedLabel; 12319 res.icon = info.icon; 12320 res.system = res.serviceInfo.applicationInfo.isSystemApp(); 12321 return res; 12322 } 12323 12324 @Override 12325 protected void sortResults(List<ResolveInfo> results) { 12326 Collections.sort(results, mResolvePrioritySorter); 12327 } 12328 12329 @Override 12330 protected void dumpFilter(PrintWriter out, String prefix, 12331 PackageParser.ServiceIntentInfo filter) { 12332 out.print(prefix); out.print( 12333 Integer.toHexString(System.identityHashCode(filter.service))); 12334 out.print(' '); 12335 filter.service.printComponentShortName(out); 12336 out.print(" filter "); 12337 out.println(Integer.toHexString(System.identityHashCode(filter))); 12338 } 12339 12340 @Override 12341 protected Object filterToLabel(PackageParser.ServiceIntentInfo filter) { 12342 return filter.service; 12343 } 12344 12345 protected void dumpFilterLabel(PrintWriter out, String prefix, Object label, int count) { 12346 PackageParser.Service service = (PackageParser.Service)label; 12347 out.print(prefix); out.print( 12348 Integer.toHexString(System.identityHashCode(service))); 12349 out.print(' '); 12350 service.printComponentShortName(out); 12351 if (count > 1) { 12352 out.print(" ("); out.print(count); out.print(" filters)"); 12353 } 12354 out.println(); 12355 } 12356 12357// List<ResolveInfo> filterEnabled(List<ResolveInfo> resolveInfoList) { 12358// final Iterator<ResolveInfo> i = resolveInfoList.iterator(); 12359// final List<ResolveInfo> retList = Lists.newArrayList(); 12360// while (i.hasNext()) { 12361// final ResolveInfo resolveInfo = (ResolveInfo) i; 12362// if (isEnabledLP(resolveInfo.serviceInfo)) { 12363// retList.add(resolveInfo); 12364// } 12365// } 12366// return retList; 12367// } 12368 12369 // Keys are String (activity class name), values are Activity. 12370 private final ArrayMap<ComponentName, PackageParser.Service> mServices 12371 = new ArrayMap<ComponentName, PackageParser.Service>(); 12372 private int mFlags; 12373 } 12374 12375 private final class ProviderIntentResolver 12376 extends IntentResolver<PackageParser.ProviderIntentInfo, ResolveInfo> { 12377 public List<ResolveInfo> queryIntent(Intent intent, String resolvedType, 12378 boolean defaultOnly, int userId) { 12379 mFlags = defaultOnly ? PackageManager.MATCH_DEFAULT_ONLY : 0; 12380 return super.queryIntent(intent, resolvedType, defaultOnly, userId); 12381 } 12382 12383 public List<ResolveInfo> queryIntent(Intent intent, String resolvedType, int flags, 12384 int userId) { 12385 if (!sUserManager.exists(userId)) 12386 return null; 12387 mFlags = flags; 12388 return super.queryIntent(intent, resolvedType, 12389 (flags & PackageManager.MATCH_DEFAULT_ONLY) != 0, 12390 userId); 12391 } 12392 12393 public List<ResolveInfo> queryIntentForPackage(Intent intent, String resolvedType, 12394 int flags, ArrayList<PackageParser.Provider> packageProviders, int userId) { 12395 if (!sUserManager.exists(userId)) 12396 return null; 12397 if (packageProviders == null) { 12398 return null; 12399 } 12400 mFlags = flags; 12401 final boolean defaultOnly = (flags & PackageManager.MATCH_DEFAULT_ONLY) != 0; 12402 final int N = packageProviders.size(); 12403 ArrayList<PackageParser.ProviderIntentInfo[]> listCut = 12404 new ArrayList<PackageParser.ProviderIntentInfo[]>(N); 12405 12406 ArrayList<PackageParser.ProviderIntentInfo> intentFilters; 12407 for (int i = 0; i < N; ++i) { 12408 intentFilters = packageProviders.get(i).intents; 12409 if (intentFilters != null && intentFilters.size() > 0) { 12410 PackageParser.ProviderIntentInfo[] array = 12411 new PackageParser.ProviderIntentInfo[intentFilters.size()]; 12412 intentFilters.toArray(array); 12413 listCut.add(array); 12414 } 12415 } 12416 return super.queryIntentFromList(intent, resolvedType, defaultOnly, listCut, userId); 12417 } 12418 12419 public final void addProvider(PackageParser.Provider p) { 12420 if (mProviders.containsKey(p.getComponentName())) { 12421 Slog.w(TAG, "Provider " + p.getComponentName() + " already defined; ignoring"); 12422 return; 12423 } 12424 12425 mProviders.put(p.getComponentName(), p); 12426 if (DEBUG_SHOW_INFO) { 12427 Log.v(TAG, " " 12428 + (p.info.nonLocalizedLabel != null 12429 ? p.info.nonLocalizedLabel : p.info.name) + ":"); 12430 Log.v(TAG, " Class=" + p.info.name); 12431 } 12432 final int NI = p.intents.size(); 12433 int j; 12434 for (j = 0; j < NI; j++) { 12435 PackageParser.ProviderIntentInfo intent = p.intents.get(j); 12436 if (DEBUG_SHOW_INFO) { 12437 Log.v(TAG, " IntentFilter:"); 12438 intent.dump(new LogPrinter(Log.VERBOSE, TAG), " "); 12439 } 12440 if (!intent.debugCheck()) { 12441 Log.w(TAG, "==> For Provider " + p.info.name); 12442 } 12443 addFilter(intent); 12444 } 12445 } 12446 12447 public final void removeProvider(PackageParser.Provider p) { 12448 mProviders.remove(p.getComponentName()); 12449 if (DEBUG_SHOW_INFO) { 12450 Log.v(TAG, " " + (p.info.nonLocalizedLabel != null 12451 ? p.info.nonLocalizedLabel : p.info.name) + ":"); 12452 Log.v(TAG, " Class=" + p.info.name); 12453 } 12454 final int NI = p.intents.size(); 12455 int j; 12456 for (j = 0; j < NI; j++) { 12457 PackageParser.ProviderIntentInfo intent = p.intents.get(j); 12458 if (DEBUG_SHOW_INFO) { 12459 Log.v(TAG, " IntentFilter:"); 12460 intent.dump(new LogPrinter(Log.VERBOSE, TAG), " "); 12461 } 12462 removeFilter(intent); 12463 } 12464 } 12465 12466 @Override 12467 protected boolean allowFilterResult( 12468 PackageParser.ProviderIntentInfo filter, List<ResolveInfo> dest) { 12469 ProviderInfo filterPi = filter.provider.info; 12470 for (int i = dest.size() - 1; i >= 0; i--) { 12471 ProviderInfo destPi = dest.get(i).providerInfo; 12472 if (destPi.name == filterPi.name 12473 && destPi.packageName == filterPi.packageName) { 12474 return false; 12475 } 12476 } 12477 return true; 12478 } 12479 12480 @Override 12481 protected PackageParser.ProviderIntentInfo[] newArray(int size) { 12482 return new PackageParser.ProviderIntentInfo[size]; 12483 } 12484 12485 @Override 12486 protected boolean isFilterStopped(PackageParser.ProviderIntentInfo filter, int userId) { 12487 if (!sUserManager.exists(userId)) 12488 return true; 12489 PackageParser.Package p = filter.provider.owner; 12490 if (p != null) { 12491 PackageSetting ps = (PackageSetting) p.mExtras; 12492 if (ps != null) { 12493 // System apps are never considered stopped for purposes of 12494 // filtering, because there may be no way for the user to 12495 // actually re-launch them. 12496 return (ps.pkgFlags & ApplicationInfo.FLAG_SYSTEM) == 0 12497 && ps.getStopped(userId); 12498 } 12499 } 12500 return false; 12501 } 12502 12503 @Override 12504 protected boolean isPackageForFilter(String packageName, 12505 PackageParser.ProviderIntentInfo info) { 12506 return packageName.equals(info.provider.owner.packageName); 12507 } 12508 12509 @Override 12510 protected ResolveInfo newResult(PackageParser.ProviderIntentInfo filter, 12511 int match, int userId) { 12512 if (!sUserManager.exists(userId)) 12513 return null; 12514 final PackageParser.ProviderIntentInfo info = filter; 12515 if (!mSettings.isEnabledAndMatchLPr(info.provider.info, mFlags, userId)) { 12516 return null; 12517 } 12518 final PackageParser.Provider provider = info.provider; 12519 PackageSetting ps = (PackageSetting) provider.owner.mExtras; 12520 if (ps == null) { 12521 return null; 12522 } 12523 final PackageUserState userState = ps.readUserState(userId); 12524 final boolean matchVisibleToInstantApp = 12525 (mFlags & PackageManager.MATCH_VISIBLE_TO_INSTANT_APP_ONLY) != 0; 12526 final boolean isInstantApp = (mFlags & PackageManager.MATCH_INSTANT) != 0; 12527 // throw out filters that aren't visible to instant applications 12528 if (matchVisibleToInstantApp 12529 && !(info.isVisibleToInstantApp() || userState.instantApp)) { 12530 return null; 12531 } 12532 // throw out instant application filters if we're not explicitly requesting them 12533 if (!isInstantApp && userState.instantApp) { 12534 return null; 12535 } 12536 // throw out instant application filters if updates are available; will trigger 12537 // instant application resolution 12538 if (userState.instantApp && ps.isUpdateAvailable()) { 12539 return null; 12540 } 12541 ProviderInfo pi = PackageParser.generateProviderInfo(provider, mFlags, 12542 userState, userId); 12543 if (pi == null) { 12544 return null; 12545 } 12546 final ResolveInfo res = new ResolveInfo(); 12547 res.providerInfo = pi; 12548 if ((mFlags & PackageManager.GET_RESOLVED_FILTER) != 0) { 12549 res.filter = filter; 12550 } 12551 res.priority = info.getPriority(); 12552 res.preferredOrder = provider.owner.mPreferredOrder; 12553 res.match = match; 12554 res.isDefault = info.hasDefault; 12555 res.labelRes = info.labelRes; 12556 res.nonLocalizedLabel = info.nonLocalizedLabel; 12557 res.icon = info.icon; 12558 res.system = res.providerInfo.applicationInfo.isSystemApp(); 12559 return res; 12560 } 12561 12562 @Override 12563 protected void sortResults(List<ResolveInfo> results) { 12564 Collections.sort(results, mResolvePrioritySorter); 12565 } 12566 12567 @Override 12568 protected void dumpFilter(PrintWriter out, String prefix, 12569 PackageParser.ProviderIntentInfo filter) { 12570 out.print(prefix); 12571 out.print( 12572 Integer.toHexString(System.identityHashCode(filter.provider))); 12573 out.print(' '); 12574 filter.provider.printComponentShortName(out); 12575 out.print(" filter "); 12576 out.println(Integer.toHexString(System.identityHashCode(filter))); 12577 } 12578 12579 @Override 12580 protected Object filterToLabel(PackageParser.ProviderIntentInfo filter) { 12581 return filter.provider; 12582 } 12583 12584 protected void dumpFilterLabel(PrintWriter out, String prefix, Object label, int count) { 12585 PackageParser.Provider provider = (PackageParser.Provider)label; 12586 out.print(prefix); out.print( 12587 Integer.toHexString(System.identityHashCode(provider))); 12588 out.print(' '); 12589 provider.printComponentShortName(out); 12590 if (count > 1) { 12591 out.print(" ("); out.print(count); out.print(" filters)"); 12592 } 12593 out.println(); 12594 } 12595 12596 private final ArrayMap<ComponentName, PackageParser.Provider> mProviders 12597 = new ArrayMap<ComponentName, PackageParser.Provider>(); 12598 private int mFlags; 12599 } 12600 12601 static final class EphemeralIntentResolver 12602 extends IntentResolver<AuxiliaryResolveInfo, AuxiliaryResolveInfo> { 12603 /** 12604 * The result that has the highest defined order. Ordering applies on a 12605 * per-package basis. Mapping is from package name to Pair of order and 12606 * EphemeralResolveInfo. 12607 * <p> 12608 * NOTE: This is implemented as a field variable for convenience and efficiency. 12609 * By having a field variable, we're able to track filter ordering as soon as 12610 * a non-zero order is defined. Otherwise, multiple loops across the result set 12611 * would be needed to apply ordering. If the intent resolver becomes re-entrant, 12612 * this needs to be contained entirely within {@link #filterResults}. 12613 */ 12614 final ArrayMap<String, Pair<Integer, InstantAppResolveInfo>> mOrderResult = new ArrayMap<>(); 12615 12616 @Override 12617 protected AuxiliaryResolveInfo[] newArray(int size) { 12618 return new AuxiliaryResolveInfo[size]; 12619 } 12620 12621 @Override 12622 protected boolean isPackageForFilter(String packageName, AuxiliaryResolveInfo responseObj) { 12623 return true; 12624 } 12625 12626 @Override 12627 protected AuxiliaryResolveInfo newResult(AuxiliaryResolveInfo responseObj, int match, 12628 int userId) { 12629 if (!sUserManager.exists(userId)) { 12630 return null; 12631 } 12632 final String packageName = responseObj.resolveInfo.getPackageName(); 12633 final Integer order = responseObj.getOrder(); 12634 final Pair<Integer, InstantAppResolveInfo> lastOrderResult = 12635 mOrderResult.get(packageName); 12636 // ordering is enabled and this item's order isn't high enough 12637 if (lastOrderResult != null && lastOrderResult.first >= order) { 12638 return null; 12639 } 12640 final InstantAppResolveInfo res = responseObj.resolveInfo; 12641 if (order > 0) { 12642 // non-zero order, enable ordering 12643 mOrderResult.put(packageName, new Pair<>(order, res)); 12644 } 12645 return responseObj; 12646 } 12647 12648 @Override 12649 protected void filterResults(List<AuxiliaryResolveInfo> results) { 12650 // only do work if ordering is enabled [most of the time it won't be] 12651 if (mOrderResult.size() == 0) { 12652 return; 12653 } 12654 int resultSize = results.size(); 12655 for (int i = 0; i < resultSize; i++) { 12656 final InstantAppResolveInfo info = results.get(i).resolveInfo; 12657 final String packageName = info.getPackageName(); 12658 final Pair<Integer, InstantAppResolveInfo> savedInfo = mOrderResult.get(packageName); 12659 if (savedInfo == null) { 12660 // package doesn't having ordering 12661 continue; 12662 } 12663 if (savedInfo.second == info) { 12664 // circled back to the highest ordered item; remove from order list 12665 mOrderResult.remove(packageName); 12666 if (mOrderResult.size() == 0) { 12667 // no more ordered items 12668 break; 12669 } 12670 continue; 12671 } 12672 // item has a worse order, remove it from the result list 12673 results.remove(i); 12674 resultSize--; 12675 i--; 12676 } 12677 } 12678 } 12679 12680 private static final Comparator<ResolveInfo> mResolvePrioritySorter = 12681 new Comparator<ResolveInfo>() { 12682 public int compare(ResolveInfo r1, ResolveInfo r2) { 12683 int v1 = r1.priority; 12684 int v2 = r2.priority; 12685 //System.out.println("Comparing: q1=" + q1 + " q2=" + q2); 12686 if (v1 != v2) { 12687 return (v1 > v2) ? -1 : 1; 12688 } 12689 v1 = r1.preferredOrder; 12690 v2 = r2.preferredOrder; 12691 if (v1 != v2) { 12692 return (v1 > v2) ? -1 : 1; 12693 } 12694 if (r1.isDefault != r2.isDefault) { 12695 return r1.isDefault ? -1 : 1; 12696 } 12697 v1 = r1.match; 12698 v2 = r2.match; 12699 //System.out.println("Comparing: m1=" + m1 + " m2=" + m2); 12700 if (v1 != v2) { 12701 return (v1 > v2) ? -1 : 1; 12702 } 12703 if (r1.system != r2.system) { 12704 return r1.system ? -1 : 1; 12705 } 12706 if (r1.activityInfo != null) { 12707 return r1.activityInfo.packageName.compareTo(r2.activityInfo.packageName); 12708 } 12709 if (r1.serviceInfo != null) { 12710 return r1.serviceInfo.packageName.compareTo(r2.serviceInfo.packageName); 12711 } 12712 if (r1.providerInfo != null) { 12713 return r1.providerInfo.packageName.compareTo(r2.providerInfo.packageName); 12714 } 12715 return 0; 12716 } 12717 }; 12718 12719 private static final Comparator<ProviderInfo> mProviderInitOrderSorter = 12720 new Comparator<ProviderInfo>() { 12721 public int compare(ProviderInfo p1, ProviderInfo p2) { 12722 final int v1 = p1.initOrder; 12723 final int v2 = p2.initOrder; 12724 return (v1 > v2) ? -1 : ((v1 < v2) ? 1 : 0); 12725 } 12726 }; 12727 12728 public void sendPackageBroadcast(final String action, final String pkg, final Bundle extras, 12729 final int flags, final String targetPkg, final IIntentReceiver finishedReceiver, 12730 final int[] userIds) { 12731 mHandler.post(new Runnable() { 12732 @Override 12733 public void run() { 12734 try { 12735 final IActivityManager am = ActivityManager.getService(); 12736 if (am == null) return; 12737 final int[] resolvedUserIds; 12738 if (userIds == null) { 12739 resolvedUserIds = am.getRunningUserIds(); 12740 } else { 12741 resolvedUserIds = userIds; 12742 } 12743 for (int id : resolvedUserIds) { 12744 final Intent intent = new Intent(action, 12745 pkg != null ? Uri.fromParts(PACKAGE_SCHEME, pkg, null) : null); 12746 if (extras != null) { 12747 intent.putExtras(extras); 12748 } 12749 if (targetPkg != null) { 12750 intent.setPackage(targetPkg); 12751 } 12752 // Modify the UID when posting to other users 12753 int uid = intent.getIntExtra(Intent.EXTRA_UID, -1); 12754 if (uid > 0 && UserHandle.getUserId(uid) != id) { 12755 uid = UserHandle.getUid(id, UserHandle.getAppId(uid)); 12756 intent.putExtra(Intent.EXTRA_UID, uid); 12757 } 12758 intent.putExtra(Intent.EXTRA_USER_HANDLE, id); 12759 intent.addFlags(Intent.FLAG_RECEIVER_REGISTERED_ONLY_BEFORE_BOOT | flags); 12760 if (DEBUG_BROADCASTS) { 12761 RuntimeException here = new RuntimeException("here"); 12762 here.fillInStackTrace(); 12763 Slog.d(TAG, "Sending to user " + id + ": " 12764 + intent.toShortString(false, true, false, false) 12765 + " " + intent.getExtras(), here); 12766 } 12767 am.broadcastIntent(null, intent, null, finishedReceiver, 12768 0, null, null, null, android.app.AppOpsManager.OP_NONE, 12769 null, finishedReceiver != null, false, id); 12770 } 12771 } catch (RemoteException ex) { 12772 } 12773 } 12774 }); 12775 } 12776 12777 /** 12778 * Check if the external storage media is available. This is true if there 12779 * is a mounted external storage medium or if the external storage is 12780 * emulated. 12781 */ 12782 private boolean isExternalMediaAvailable() { 12783 return mMediaMounted || Environment.isExternalStorageEmulated(); 12784 } 12785 12786 @Override 12787 public PackageCleanItem nextPackageToClean(PackageCleanItem lastPackage) { 12788 if (getInstantAppPackageName(Binder.getCallingUid()) != null) { 12789 return null; 12790 } 12791 // writer 12792 synchronized (mPackages) { 12793 if (!isExternalMediaAvailable()) { 12794 // If the external storage is no longer mounted at this point, 12795 // the caller may not have been able to delete all of this 12796 // packages files and can not delete any more. Bail. 12797 return null; 12798 } 12799 final ArrayList<PackageCleanItem> pkgs = mSettings.mPackagesToBeCleaned; 12800 if (lastPackage != null) { 12801 pkgs.remove(lastPackage); 12802 } 12803 if (pkgs.size() > 0) { 12804 return pkgs.get(0); 12805 } 12806 } 12807 return null; 12808 } 12809 12810 void schedulePackageCleaning(String packageName, int userId, boolean andCode) { 12811 final Message msg = mHandler.obtainMessage(START_CLEANING_PACKAGE, 12812 userId, andCode ? 1 : 0, packageName); 12813 if (mSystemReady) { 12814 msg.sendToTarget(); 12815 } else { 12816 if (mPostSystemReadyMessages == null) { 12817 mPostSystemReadyMessages = new ArrayList<>(); 12818 } 12819 mPostSystemReadyMessages.add(msg); 12820 } 12821 } 12822 12823 void startCleaningPackages() { 12824 // reader 12825 if (!isExternalMediaAvailable()) { 12826 return; 12827 } 12828 synchronized (mPackages) { 12829 if (mSettings.mPackagesToBeCleaned.isEmpty()) { 12830 return; 12831 } 12832 } 12833 Intent intent = new Intent(PackageManager.ACTION_CLEAN_EXTERNAL_STORAGE); 12834 intent.setComponent(DEFAULT_CONTAINER_COMPONENT); 12835 IActivityManager am = ActivityManager.getService(); 12836 if (am != null) { 12837 int dcsUid = -1; 12838 synchronized (mPackages) { 12839 if (!mDefaultContainerWhitelisted) { 12840 mDefaultContainerWhitelisted = true; 12841 PackageSetting ps = mSettings.mPackages.get(DEFAULT_CONTAINER_PACKAGE); 12842 dcsUid = UserHandle.getUid(UserHandle.USER_SYSTEM, ps.appId); 12843 } 12844 } 12845 try { 12846 if (dcsUid > 0) { 12847 am.backgroundWhitelistUid(dcsUid); 12848 } 12849 am.startService(null, intent, null, false, mContext.getOpPackageName(), 12850 UserHandle.USER_SYSTEM); 12851 } catch (RemoteException e) { 12852 } 12853 } 12854 } 12855 12856 @Override 12857 public void installPackageAsUser(String originPath, IPackageInstallObserver2 observer, 12858 int installFlags, String installerPackageName, int userId) { 12859 mContext.enforceCallingOrSelfPermission(android.Manifest.permission.INSTALL_PACKAGES, null); 12860 12861 final int callingUid = Binder.getCallingUid(); 12862 mPermissionManager.enforceCrossUserPermission(callingUid, userId, 12863 true /* requireFullPermission */, true /* checkShell */, "installPackageAsUser"); 12864 12865 if (isUserRestricted(userId, UserManager.DISALLOW_INSTALL_APPS)) { 12866 try { 12867 if (observer != null) { 12868 observer.onPackageInstalled("", INSTALL_FAILED_USER_RESTRICTED, null, null); 12869 } 12870 } catch (RemoteException re) { 12871 } 12872 return; 12873 } 12874 12875 if ((callingUid == Process.SHELL_UID) || (callingUid == Process.ROOT_UID)) { 12876 installFlags |= PackageManager.INSTALL_FROM_ADB; 12877 12878 } else { 12879 // Caller holds INSTALL_PACKAGES permission, so we're less strict 12880 // about installerPackageName. 12881 12882 installFlags &= ~PackageManager.INSTALL_FROM_ADB; 12883 installFlags &= ~PackageManager.INSTALL_ALL_USERS; 12884 } 12885 12886 UserHandle user; 12887 if ((installFlags & PackageManager.INSTALL_ALL_USERS) != 0) { 12888 user = UserHandle.ALL; 12889 } else { 12890 user = new UserHandle(userId); 12891 } 12892 12893 // Only system components can circumvent runtime permissions when installing. 12894 if ((installFlags & PackageManager.INSTALL_GRANT_RUNTIME_PERMISSIONS) != 0 12895 && mContext.checkCallingOrSelfPermission(Manifest.permission 12896 .INSTALL_GRANT_RUNTIME_PERMISSIONS) == PackageManager.PERMISSION_DENIED) { 12897 throw new SecurityException("You need the " 12898 + "android.permission.INSTALL_GRANT_RUNTIME_PERMISSIONS permission " 12899 + "to use the PackageManager.INSTALL_GRANT_RUNTIME_PERMISSIONS flag"); 12900 } 12901 12902 if ((installFlags & PackageManager.INSTALL_FORWARD_LOCK) != 0 12903 || (installFlags & PackageManager.INSTALL_EXTERNAL) != 0) { 12904 throw new IllegalArgumentException( 12905 "New installs into ASEC containers no longer supported"); 12906 } 12907 12908 final File originFile = new File(originPath); 12909 final OriginInfo origin = OriginInfo.fromUntrustedFile(originFile); 12910 12911 final Message msg = mHandler.obtainMessage(INIT_COPY); 12912 final VerificationInfo verificationInfo = new VerificationInfo( 12913 null /*originatingUri*/, null /*referrer*/, -1 /*originatingUid*/, callingUid); 12914 final InstallParams params = new InstallParams(origin, null /*moveInfo*/, observer, 12915 installFlags, installerPackageName, null /*volumeUuid*/, verificationInfo, user, 12916 null /*packageAbiOverride*/, null /*grantedPermissions*/, 12917 null /*certificates*/, PackageManager.INSTALL_REASON_UNKNOWN); 12918 params.setTraceMethod("installAsUser").setTraceCookie(System.identityHashCode(params)); 12919 msg.obj = params; 12920 12921 Trace.asyncTraceBegin(TRACE_TAG_PACKAGE_MANAGER, "installAsUser", 12922 System.identityHashCode(msg.obj)); 12923 Trace.asyncTraceBegin(TRACE_TAG_PACKAGE_MANAGER, "queueInstall", 12924 System.identityHashCode(msg.obj)); 12925 12926 mHandler.sendMessage(msg); 12927 } 12928 12929 12930 /** 12931 * Ensure that the install reason matches what we know about the package installer (e.g. whether 12932 * it is acting on behalf on an enterprise or the user). 12933 * 12934 * Note that the ordering of the conditionals in this method is important. The checks we perform 12935 * are as follows, in this order: 12936 * 12937 * 1) If the install is being performed by a system app, we can trust the app to have set the 12938 * install reason correctly. Thus, we pass through the install reason unchanged, no matter 12939 * what it is. 12940 * 2) If the install is being performed by a device or profile owner app, the install reason 12941 * should be enterprise policy. However, we cannot be sure that the device or profile owner 12942 * set the install reason correctly. If the app targets an older SDK version where install 12943 * reasons did not exist yet, or if the app author simply forgot, the install reason may be 12944 * unset or wrong. Thus, we force the install reason to be enterprise policy. 12945 * 3) In all other cases, the install is being performed by a regular app that is neither part 12946 * of the system nor a device or profile owner. We have no reason to believe that this app is 12947 * acting on behalf of the enterprise admin. Thus, we check whether the install reason was 12948 * set to enterprise policy and if so, change it to unknown instead. 12949 */ 12950 private int fixUpInstallReason(String installerPackageName, int installerUid, 12951 int installReason) { 12952 if (checkUidPermission(android.Manifest.permission.INSTALL_PACKAGES, installerUid) 12953 == PERMISSION_GRANTED) { 12954 // If the install is being performed by a system app, we trust that app to have set the 12955 // install reason correctly. 12956 return installReason; 12957 } 12958 12959 final IDevicePolicyManager dpm = IDevicePolicyManager.Stub.asInterface( 12960 ServiceManager.getService(Context.DEVICE_POLICY_SERVICE)); 12961 if (dpm != null) { 12962 ComponentName owner = null; 12963 try { 12964 owner = dpm.getDeviceOwnerComponent(true /* callingUserOnly */); 12965 if (owner == null) { 12966 owner = dpm.getProfileOwner(UserHandle.getUserId(installerUid)); 12967 } 12968 } catch (RemoteException e) { 12969 } 12970 if (owner != null && owner.getPackageName().equals(installerPackageName)) { 12971 // If the install is being performed by a device or profile owner, the install 12972 // reason should be enterprise policy. 12973 return PackageManager.INSTALL_REASON_POLICY; 12974 } 12975 } 12976 12977 if (installReason == PackageManager.INSTALL_REASON_POLICY) { 12978 // If the install is being performed by a regular app (i.e. neither system app nor 12979 // device or profile owner), we have no reason to believe that the app is acting on 12980 // behalf of an enterprise. If the app set the install reason to enterprise policy, 12981 // change it to unknown instead. 12982 return PackageManager.INSTALL_REASON_UNKNOWN; 12983 } 12984 12985 // If the install is being performed by a regular app and the install reason was set to any 12986 // value but enterprise policy, leave the install reason unchanged. 12987 return installReason; 12988 } 12989 12990 void installStage(String packageName, File stagedDir, 12991 IPackageInstallObserver2 observer, PackageInstaller.SessionParams sessionParams, 12992 String installerPackageName, int installerUid, UserHandle user, 12993 Certificate[][] certificates) { 12994 if (DEBUG_EPHEMERAL) { 12995 if ((sessionParams.installFlags & PackageManager.INSTALL_INSTANT_APP) != 0) { 12996 Slog.d(TAG, "Ephemeral install of " + packageName); 12997 } 12998 } 12999 final VerificationInfo verificationInfo = new VerificationInfo( 13000 sessionParams.originatingUri, sessionParams.referrerUri, 13001 sessionParams.originatingUid, installerUid); 13002 13003 final OriginInfo origin = OriginInfo.fromStagedFile(stagedDir); 13004 13005 final Message msg = mHandler.obtainMessage(INIT_COPY); 13006 final int installReason = fixUpInstallReason(installerPackageName, installerUid, 13007 sessionParams.installReason); 13008 final InstallParams params = new InstallParams(origin, null, observer, 13009 sessionParams.installFlags, installerPackageName, sessionParams.volumeUuid, 13010 verificationInfo, user, sessionParams.abiOverride, 13011 sessionParams.grantedRuntimePermissions, certificates, installReason); 13012 params.setTraceMethod("installStage").setTraceCookie(System.identityHashCode(params)); 13013 msg.obj = params; 13014 13015 Trace.asyncTraceBegin(TRACE_TAG_PACKAGE_MANAGER, "installStage", 13016 System.identityHashCode(msg.obj)); 13017 Trace.asyncTraceBegin(TRACE_TAG_PACKAGE_MANAGER, "queueInstall", 13018 System.identityHashCode(msg.obj)); 13019 13020 mHandler.sendMessage(msg); 13021 } 13022 13023 private void sendPackageAddedForUser(String packageName, PackageSetting pkgSetting, 13024 int userId) { 13025 final boolean isSystem = isSystemApp(pkgSetting) || isUpdatedSystemApp(pkgSetting); 13026 sendPackageAddedForNewUsers(packageName, isSystem /*sendBootCompleted*/, 13027 false /*startReceiver*/, pkgSetting.appId, userId); 13028 13029 // Send a session commit broadcast 13030 final PackageInstaller.SessionInfo info = new PackageInstaller.SessionInfo(); 13031 info.installReason = pkgSetting.getInstallReason(userId); 13032 info.appPackageName = packageName; 13033 sendSessionCommitBroadcast(info, userId); 13034 } 13035 13036 public void sendPackageAddedForNewUsers(String packageName, boolean sendBootCompleted, 13037 boolean includeStopped, int appId, int... userIds) { 13038 if (ArrayUtils.isEmpty(userIds)) { 13039 return; 13040 } 13041 Bundle extras = new Bundle(1); 13042 // Set to UID of the first user, EXTRA_UID is automatically updated in sendPackageBroadcast 13043 extras.putInt(Intent.EXTRA_UID, UserHandle.getUid(userIds[0], appId)); 13044 13045 sendPackageBroadcast(Intent.ACTION_PACKAGE_ADDED, 13046 packageName, extras, 0, null, null, userIds); 13047 if (sendBootCompleted) { 13048 mHandler.post(() -> { 13049 for (int userId : userIds) { 13050 sendBootCompletedBroadcastToSystemApp( 13051 packageName, includeStopped, userId); 13052 } 13053 } 13054 ); 13055 } 13056 } 13057 13058 /** 13059 * The just-installed/enabled app is bundled on the system, so presumed to be able to run 13060 * automatically without needing an explicit launch. 13061 * Send it a LOCKED_BOOT_COMPLETED/BOOT_COMPLETED if it would ordinarily have gotten ones. 13062 */ 13063 private void sendBootCompletedBroadcastToSystemApp(String packageName, boolean includeStopped, 13064 int userId) { 13065 // If user is not running, the app didn't miss any broadcast 13066 if (!mUserManagerInternal.isUserRunning(userId)) { 13067 return; 13068 } 13069 final IActivityManager am = ActivityManager.getService(); 13070 try { 13071 // Deliver LOCKED_BOOT_COMPLETED first 13072 Intent lockedBcIntent = new Intent(Intent.ACTION_LOCKED_BOOT_COMPLETED) 13073 .setPackage(packageName); 13074 if (includeStopped) { 13075 lockedBcIntent.addFlags(Intent.FLAG_INCLUDE_STOPPED_PACKAGES); 13076 } 13077 final String[] requiredPermissions = {Manifest.permission.RECEIVE_BOOT_COMPLETED}; 13078 am.broadcastIntent(null, lockedBcIntent, null, null, 0, null, null, requiredPermissions, 13079 android.app.AppOpsManager.OP_NONE, null, false, false, userId); 13080 13081 // Deliver BOOT_COMPLETED only if user is unlocked 13082 if (mUserManagerInternal.isUserUnlockingOrUnlocked(userId)) { 13083 Intent bcIntent = new Intent(Intent.ACTION_BOOT_COMPLETED).setPackage(packageName); 13084 if (includeStopped) { 13085 bcIntent.addFlags(Intent.FLAG_INCLUDE_STOPPED_PACKAGES); 13086 } 13087 am.broadcastIntent(null, bcIntent, null, null, 0, null, null, requiredPermissions, 13088 android.app.AppOpsManager.OP_NONE, null, false, false, userId); 13089 } 13090 } catch (RemoteException e) { 13091 throw e.rethrowFromSystemServer(); 13092 } 13093 } 13094 13095 @Override 13096 public boolean setApplicationHiddenSettingAsUser(String packageName, boolean hidden, 13097 int userId) { 13098 mContext.enforceCallingOrSelfPermission(android.Manifest.permission.MANAGE_USERS, null); 13099 PackageSetting pkgSetting; 13100 final int callingUid = Binder.getCallingUid(); 13101 mPermissionManager.enforceCrossUserPermission(callingUid, userId, 13102 true /* requireFullPermission */, true /* checkShell */, 13103 "setApplicationHiddenSetting for user " + userId); 13104 13105 if (hidden && isPackageDeviceAdmin(packageName, userId)) { 13106 Slog.w(TAG, "Not hiding package " + packageName + ": has active device admin"); 13107 return false; 13108 } 13109 13110 long callingId = Binder.clearCallingIdentity(); 13111 try { 13112 boolean sendAdded = false; 13113 boolean sendRemoved = false; 13114 // writer 13115 synchronized (mPackages) { 13116 pkgSetting = mSettings.mPackages.get(packageName); 13117 if (pkgSetting == null) { 13118 return false; 13119 } 13120 if (filterAppAccessLPr(pkgSetting, callingUid, userId)) { 13121 return false; 13122 } 13123 // Do not allow "android" is being disabled 13124 if ("android".equals(packageName)) { 13125 Slog.w(TAG, "Cannot hide package: android"); 13126 return false; 13127 } 13128 // Cannot hide static shared libs as they are considered 13129 // a part of the using app (emulating static linking). Also 13130 // static libs are installed always on internal storage. 13131 PackageParser.Package pkg = mPackages.get(packageName); 13132 if (pkg != null && pkg.staticSharedLibName != null) { 13133 Slog.w(TAG, "Cannot hide package: " + packageName 13134 + " providing static shared library: " 13135 + pkg.staticSharedLibName); 13136 return false; 13137 } 13138 // Only allow protected packages to hide themselves. 13139 if (hidden && !UserHandle.isSameApp(callingUid, pkgSetting.appId) 13140 && mProtectedPackages.isPackageStateProtected(userId, packageName)) { 13141 Slog.w(TAG, "Not hiding protected package: " + packageName); 13142 return false; 13143 } 13144 13145 if (pkgSetting.getHidden(userId) != hidden) { 13146 pkgSetting.setHidden(hidden, userId); 13147 mSettings.writePackageRestrictionsLPr(userId); 13148 if (hidden) { 13149 sendRemoved = true; 13150 } else { 13151 sendAdded = true; 13152 } 13153 } 13154 } 13155 if (sendAdded) { 13156 sendPackageAddedForUser(packageName, pkgSetting, userId); 13157 return true; 13158 } 13159 if (sendRemoved) { 13160 killApplication(packageName, UserHandle.getUid(userId, pkgSetting.appId), 13161 "hiding pkg"); 13162 sendApplicationHiddenForUser(packageName, pkgSetting, userId); 13163 return true; 13164 } 13165 } finally { 13166 Binder.restoreCallingIdentity(callingId); 13167 } 13168 return false; 13169 } 13170 13171 private void sendApplicationHiddenForUser(String packageName, PackageSetting pkgSetting, 13172 int userId) { 13173 final PackageRemovedInfo info = new PackageRemovedInfo(this); 13174 info.removedPackage = packageName; 13175 info.installerPackageName = pkgSetting.installerPackageName; 13176 info.removedUsers = new int[] {userId}; 13177 info.broadcastUsers = new int[] {userId}; 13178 info.uid = UserHandle.getUid(userId, pkgSetting.appId); 13179 info.sendPackageRemovedBroadcasts(true /*killApp*/); 13180 } 13181 13182 private void sendPackagesSuspendedForUser(String[] pkgList, int userId, boolean suspended) { 13183 if (pkgList.length > 0) { 13184 Bundle extras = new Bundle(1); 13185 extras.putStringArray(Intent.EXTRA_CHANGED_PACKAGE_LIST, pkgList); 13186 13187 sendPackageBroadcast( 13188 suspended ? Intent.ACTION_PACKAGES_SUSPENDED 13189 : Intent.ACTION_PACKAGES_UNSUSPENDED, 13190 null, extras, Intent.FLAG_RECEIVER_REGISTERED_ONLY, null, null, 13191 new int[] {userId}); 13192 } 13193 } 13194 13195 /** 13196 * Returns true if application is not found or there was an error. Otherwise it returns 13197 * the hidden state of the package for the given user. 13198 */ 13199 @Override 13200 public boolean getApplicationHiddenSettingAsUser(String packageName, int userId) { 13201 mContext.enforceCallingOrSelfPermission(android.Manifest.permission.MANAGE_USERS, null); 13202 final int callingUid = Binder.getCallingUid(); 13203 mPermissionManager.enforceCrossUserPermission(callingUid, userId, 13204 true /* requireFullPermission */, false /* checkShell */, 13205 "getApplicationHidden for user " + userId); 13206 PackageSetting ps; 13207 long callingId = Binder.clearCallingIdentity(); 13208 try { 13209 // writer 13210 synchronized (mPackages) { 13211 ps = mSettings.mPackages.get(packageName); 13212 if (ps == null) { 13213 return true; 13214 } 13215 if (filterAppAccessLPr(ps, callingUid, userId)) { 13216 return true; 13217 } 13218 return ps.getHidden(userId); 13219 } 13220 } finally { 13221 Binder.restoreCallingIdentity(callingId); 13222 } 13223 } 13224 13225 /** 13226 * @hide 13227 */ 13228 @Override 13229 public int installExistingPackageAsUser(String packageName, int userId, int installFlags, 13230 int installReason) { 13231 mContext.enforceCallingOrSelfPermission(android.Manifest.permission.INSTALL_PACKAGES, 13232 null); 13233 PackageSetting pkgSetting; 13234 final int callingUid = Binder.getCallingUid(); 13235 mPermissionManager.enforceCrossUserPermission(callingUid, userId, 13236 true /* requireFullPermission */, true /* checkShell */, 13237 "installExistingPackage for user " + userId); 13238 if (isUserRestricted(userId, UserManager.DISALLOW_INSTALL_APPS)) { 13239 return PackageManager.INSTALL_FAILED_USER_RESTRICTED; 13240 } 13241 13242 long callingId = Binder.clearCallingIdentity(); 13243 try { 13244 boolean installed = false; 13245 final boolean instantApp = 13246 (installFlags & PackageManager.INSTALL_INSTANT_APP) != 0; 13247 final boolean fullApp = 13248 (installFlags & PackageManager.INSTALL_FULL_APP) != 0; 13249 13250 // writer 13251 synchronized (mPackages) { 13252 pkgSetting = mSettings.mPackages.get(packageName); 13253 if (pkgSetting == null) { 13254 return PackageManager.INSTALL_FAILED_INVALID_URI; 13255 } 13256 if (!canViewInstantApps(callingUid, UserHandle.getUserId(callingUid))) { 13257 // only allow the existing package to be used if it's installed as a full 13258 // application for at least one user 13259 boolean installAllowed = false; 13260 for (int checkUserId : sUserManager.getUserIds()) { 13261 installAllowed = !pkgSetting.getInstantApp(checkUserId); 13262 if (installAllowed) { 13263 break; 13264 } 13265 } 13266 if (!installAllowed) { 13267 return PackageManager.INSTALL_FAILED_INVALID_URI; 13268 } 13269 } 13270 if (!pkgSetting.getInstalled(userId)) { 13271 pkgSetting.setInstalled(true, userId); 13272 pkgSetting.setHidden(false, userId); 13273 pkgSetting.setInstallReason(installReason, userId); 13274 mSettings.writePackageRestrictionsLPr(userId); 13275 mSettings.writeKernelMappingLPr(pkgSetting); 13276 installed = true; 13277 } else if (fullApp && pkgSetting.getInstantApp(userId)) { 13278 // upgrade app from instant to full; we don't allow app downgrade 13279 installed = true; 13280 } 13281 setInstantAppForUser(pkgSetting, userId, instantApp, fullApp); 13282 } 13283 13284 if (installed) { 13285 if (pkgSetting.pkg != null) { 13286 synchronized (mInstallLock) { 13287 // We don't need to freeze for a brand new install 13288 prepareAppDataAfterInstallLIF(pkgSetting.pkg); 13289 } 13290 } 13291 sendPackageAddedForUser(packageName, pkgSetting, userId); 13292 synchronized (mPackages) { 13293 updateSequenceNumberLP(pkgSetting, new int[]{ userId }); 13294 } 13295 } 13296 } finally { 13297 Binder.restoreCallingIdentity(callingId); 13298 } 13299 13300 return PackageManager.INSTALL_SUCCEEDED; 13301 } 13302 13303 void setInstantAppForUser(PackageSetting pkgSetting, int userId, 13304 boolean instantApp, boolean fullApp) { 13305 // no state specified; do nothing 13306 if (!instantApp && !fullApp) { 13307 return; 13308 } 13309 if (userId != UserHandle.USER_ALL) { 13310 if (instantApp && !pkgSetting.getInstantApp(userId)) { 13311 pkgSetting.setInstantApp(true /*instantApp*/, userId); 13312 } else if (fullApp && pkgSetting.getInstantApp(userId)) { 13313 pkgSetting.setInstantApp(false /*instantApp*/, userId); 13314 } 13315 } else { 13316 for (int currentUserId : sUserManager.getUserIds()) { 13317 if (instantApp && !pkgSetting.getInstantApp(currentUserId)) { 13318 pkgSetting.setInstantApp(true /*instantApp*/, currentUserId); 13319 } else if (fullApp && pkgSetting.getInstantApp(currentUserId)) { 13320 pkgSetting.setInstantApp(false /*instantApp*/, currentUserId); 13321 } 13322 } 13323 } 13324 } 13325 13326 boolean isUserRestricted(int userId, String restrictionKey) { 13327 Bundle restrictions = sUserManager.getUserRestrictions(userId); 13328 if (restrictions.getBoolean(restrictionKey, false)) { 13329 Log.w(TAG, "User is restricted: " + restrictionKey); 13330 return true; 13331 } 13332 return false; 13333 } 13334 13335 @Override 13336 public String[] setPackagesSuspendedAsUser(String[] packageNames, boolean suspended, 13337 int userId) { 13338 mContext.enforceCallingOrSelfPermission(android.Manifest.permission.MANAGE_USERS, null); 13339 final int callingUid = Binder.getCallingUid(); 13340 mPermissionManager.enforceCrossUserPermission(callingUid, userId, 13341 true /* requireFullPermission */, true /* checkShell */, 13342 "setPackagesSuspended for user " + userId); 13343 13344 if (ArrayUtils.isEmpty(packageNames)) { 13345 return packageNames; 13346 } 13347 13348 // List of package names for whom the suspended state has changed. 13349 List<String> changedPackages = new ArrayList<>(packageNames.length); 13350 // List of package names for whom the suspended state is not set as requested in this 13351 // method. 13352 List<String> unactionedPackages = new ArrayList<>(packageNames.length); 13353 long callingId = Binder.clearCallingIdentity(); 13354 try { 13355 for (int i = 0; i < packageNames.length; i++) { 13356 String packageName = packageNames[i]; 13357 boolean changed = false; 13358 final int appId; 13359 synchronized (mPackages) { 13360 final PackageSetting pkgSetting = mSettings.mPackages.get(packageName); 13361 if (pkgSetting == null 13362 || filterAppAccessLPr(pkgSetting, callingUid, userId)) { 13363 Slog.w(TAG, "Could not find package setting for package \"" + packageName 13364 + "\". Skipping suspending/un-suspending."); 13365 unactionedPackages.add(packageName); 13366 continue; 13367 } 13368 appId = pkgSetting.appId; 13369 if (pkgSetting.getSuspended(userId) != suspended) { 13370 if (!canSuspendPackageForUserLocked(packageName, userId)) { 13371 unactionedPackages.add(packageName); 13372 continue; 13373 } 13374 pkgSetting.setSuspended(suspended, userId); 13375 mSettings.writePackageRestrictionsLPr(userId); 13376 changed = true; 13377 changedPackages.add(packageName); 13378 } 13379 } 13380 13381 if (changed && suspended) { 13382 killApplication(packageName, UserHandle.getUid(userId, appId), 13383 "suspending package"); 13384 } 13385 } 13386 } finally { 13387 Binder.restoreCallingIdentity(callingId); 13388 } 13389 13390 if (!changedPackages.isEmpty()) { 13391 sendPackagesSuspendedForUser(changedPackages.toArray( 13392 new String[changedPackages.size()]), userId, suspended); 13393 } 13394 13395 return unactionedPackages.toArray(new String[unactionedPackages.size()]); 13396 } 13397 13398 @Override 13399 public boolean isPackageSuspendedForUser(String packageName, int userId) { 13400 final int callingUid = Binder.getCallingUid(); 13401 mPermissionManager.enforceCrossUserPermission(callingUid, userId, 13402 true /* requireFullPermission */, false /* checkShell */, 13403 "isPackageSuspendedForUser for user " + userId); 13404 synchronized (mPackages) { 13405 final PackageSetting ps = mSettings.mPackages.get(packageName); 13406 if (ps == null || filterAppAccessLPr(ps, callingUid, userId)) { 13407 throw new IllegalArgumentException("Unknown target package: " + packageName); 13408 } 13409 return ps.getSuspended(userId); 13410 } 13411 } 13412 13413 private boolean canSuspendPackageForUserLocked(String packageName, int userId) { 13414 if (isPackageDeviceAdmin(packageName, userId)) { 13415 Slog.w(TAG, "Cannot suspend/un-suspend package \"" + packageName 13416 + "\": has an active device admin"); 13417 return false; 13418 } 13419 13420 String activeLauncherPackageName = getActiveLauncherPackageName(userId); 13421 if (packageName.equals(activeLauncherPackageName)) { 13422 Slog.w(TAG, "Cannot suspend/un-suspend package \"" + packageName 13423 + "\": contains the active launcher"); 13424 return false; 13425 } 13426 13427 if (packageName.equals(mRequiredInstallerPackage)) { 13428 Slog.w(TAG, "Cannot suspend/un-suspend package \"" + packageName 13429 + "\": required for package installation"); 13430 return false; 13431 } 13432 13433 if (packageName.equals(mRequiredUninstallerPackage)) { 13434 Slog.w(TAG, "Cannot suspend/un-suspend package \"" + packageName 13435 + "\": required for package uninstallation"); 13436 return false; 13437 } 13438 13439 if (packageName.equals(mRequiredVerifierPackage)) { 13440 Slog.w(TAG, "Cannot suspend/un-suspend package \"" + packageName 13441 + "\": required for package verification"); 13442 return false; 13443 } 13444 13445 if (packageName.equals(getDefaultDialerPackageName(userId))) { 13446 Slog.w(TAG, "Cannot suspend/un-suspend package \"" + packageName 13447 + "\": is the default dialer"); 13448 return false; 13449 } 13450 13451 if (mProtectedPackages.isPackageStateProtected(userId, packageName)) { 13452 Slog.w(TAG, "Cannot suspend/un-suspend package \"" + packageName 13453 + "\": protected package"); 13454 return false; 13455 } 13456 13457 // Cannot suspend static shared libs as they are considered 13458 // a part of the using app (emulating static linking). Also 13459 // static libs are installed always on internal storage. 13460 PackageParser.Package pkg = mPackages.get(packageName); 13461 if (pkg != null && pkg.applicationInfo.isStaticSharedLibrary()) { 13462 Slog.w(TAG, "Cannot suspend package: " + packageName 13463 + " providing static shared library: " 13464 + pkg.staticSharedLibName); 13465 return false; 13466 } 13467 13468 return true; 13469 } 13470 13471 private String getActiveLauncherPackageName(int userId) { 13472 Intent intent = new Intent(Intent.ACTION_MAIN); 13473 intent.addCategory(Intent.CATEGORY_HOME); 13474 ResolveInfo resolveInfo = resolveIntent( 13475 intent, 13476 intent.resolveTypeIfNeeded(mContext.getContentResolver()), 13477 PackageManager.MATCH_DEFAULT_ONLY, 13478 userId); 13479 13480 return resolveInfo == null ? null : resolveInfo.activityInfo.packageName; 13481 } 13482 13483 private String getDefaultDialerPackageName(int userId) { 13484 synchronized (mPackages) { 13485 return mSettings.getDefaultDialerPackageNameLPw(userId); 13486 } 13487 } 13488 13489 @Override 13490 public void verifyPendingInstall(int id, int verificationCode) throws RemoteException { 13491 mContext.enforceCallingOrSelfPermission( 13492 android.Manifest.permission.PACKAGE_VERIFICATION_AGENT, 13493 "Only package verification agents can verify applications"); 13494 13495 final Message msg = mHandler.obtainMessage(PACKAGE_VERIFIED); 13496 final PackageVerificationResponse response = new PackageVerificationResponse( 13497 verificationCode, Binder.getCallingUid()); 13498 msg.arg1 = id; 13499 msg.obj = response; 13500 mHandler.sendMessage(msg); 13501 } 13502 13503 @Override 13504 public void extendVerificationTimeout(int id, int verificationCodeAtTimeout, 13505 long millisecondsToDelay) { 13506 mContext.enforceCallingOrSelfPermission( 13507 android.Manifest.permission.PACKAGE_VERIFICATION_AGENT, 13508 "Only package verification agents can extend verification timeouts"); 13509 13510 final PackageVerificationState state = mPendingVerification.get(id); 13511 final PackageVerificationResponse response = new PackageVerificationResponse( 13512 verificationCodeAtTimeout, Binder.getCallingUid()); 13513 13514 if (millisecondsToDelay > PackageManager.MAXIMUM_VERIFICATION_TIMEOUT) { 13515 millisecondsToDelay = PackageManager.MAXIMUM_VERIFICATION_TIMEOUT; 13516 } 13517 if (millisecondsToDelay < 0) { 13518 millisecondsToDelay = 0; 13519 } 13520 if ((verificationCodeAtTimeout != PackageManager.VERIFICATION_ALLOW) 13521 && (verificationCodeAtTimeout != PackageManager.VERIFICATION_REJECT)) { 13522 verificationCodeAtTimeout = PackageManager.VERIFICATION_REJECT; 13523 } 13524 13525 if ((state != null) && !state.timeoutExtended()) { 13526 state.extendTimeout(); 13527 13528 final Message msg = mHandler.obtainMessage(PACKAGE_VERIFIED); 13529 msg.arg1 = id; 13530 msg.obj = response; 13531 mHandler.sendMessageDelayed(msg, millisecondsToDelay); 13532 } 13533 } 13534 13535 private void broadcastPackageVerified(int verificationId, Uri packageUri, 13536 int verificationCode, UserHandle user) { 13537 final Intent intent = new Intent(Intent.ACTION_PACKAGE_VERIFIED); 13538 intent.setDataAndType(packageUri, PACKAGE_MIME_TYPE); 13539 intent.addFlags(Intent.FLAG_GRANT_READ_URI_PERMISSION); 13540 intent.putExtra(PackageManager.EXTRA_VERIFICATION_ID, verificationId); 13541 intent.putExtra(PackageManager.EXTRA_VERIFICATION_RESULT, verificationCode); 13542 13543 mContext.sendBroadcastAsUser(intent, user, 13544 android.Manifest.permission.PACKAGE_VERIFICATION_AGENT); 13545 } 13546 13547 private ComponentName matchComponentForVerifier(String packageName, 13548 List<ResolveInfo> receivers) { 13549 ActivityInfo targetReceiver = null; 13550 13551 final int NR = receivers.size(); 13552 for (int i = 0; i < NR; i++) { 13553 final ResolveInfo info = receivers.get(i); 13554 if (info.activityInfo == null) { 13555 continue; 13556 } 13557 13558 if (packageName.equals(info.activityInfo.packageName)) { 13559 targetReceiver = info.activityInfo; 13560 break; 13561 } 13562 } 13563 13564 if (targetReceiver == null) { 13565 return null; 13566 } 13567 13568 return new ComponentName(targetReceiver.packageName, targetReceiver.name); 13569 } 13570 13571 private List<ComponentName> matchVerifiers(PackageInfoLite pkgInfo, 13572 List<ResolveInfo> receivers, final PackageVerificationState verificationState) { 13573 if (pkgInfo.verifiers.length == 0) { 13574 return null; 13575 } 13576 13577 final int N = pkgInfo.verifiers.length; 13578 final List<ComponentName> sufficientVerifiers = new ArrayList<ComponentName>(N + 1); 13579 for (int i = 0; i < N; i++) { 13580 final VerifierInfo verifierInfo = pkgInfo.verifiers[i]; 13581 13582 final ComponentName comp = matchComponentForVerifier(verifierInfo.packageName, 13583 receivers); 13584 if (comp == null) { 13585 continue; 13586 } 13587 13588 final int verifierUid = getUidForVerifier(verifierInfo); 13589 if (verifierUid == -1) { 13590 continue; 13591 } 13592 13593 if (DEBUG_VERIFY) { 13594 Slog.d(TAG, "Added sufficient verifier " + verifierInfo.packageName 13595 + " with the correct signature"); 13596 } 13597 sufficientVerifiers.add(comp); 13598 verificationState.addSufficientVerifier(verifierUid); 13599 } 13600 13601 return sufficientVerifiers; 13602 } 13603 13604 private int getUidForVerifier(VerifierInfo verifierInfo) { 13605 synchronized (mPackages) { 13606 final PackageParser.Package pkg = mPackages.get(verifierInfo.packageName); 13607 if (pkg == null) { 13608 return -1; 13609 } else if (pkg.mSignatures.length != 1) { 13610 Slog.i(TAG, "Verifier package " + verifierInfo.packageName 13611 + " has more than one signature; ignoring"); 13612 return -1; 13613 } 13614 13615 /* 13616 * If the public key of the package's signature does not match 13617 * our expected public key, then this is a different package and 13618 * we should skip. 13619 */ 13620 13621 final byte[] expectedPublicKey; 13622 try { 13623 final Signature verifierSig = pkg.mSignatures[0]; 13624 final PublicKey publicKey = verifierSig.getPublicKey(); 13625 expectedPublicKey = publicKey.getEncoded(); 13626 } catch (CertificateException e) { 13627 return -1; 13628 } 13629 13630 final byte[] actualPublicKey = verifierInfo.publicKey.getEncoded(); 13631 13632 if (!Arrays.equals(actualPublicKey, expectedPublicKey)) { 13633 Slog.i(TAG, "Verifier package " + verifierInfo.packageName 13634 + " does not have the expected public key; ignoring"); 13635 return -1; 13636 } 13637 13638 return pkg.applicationInfo.uid; 13639 } 13640 } 13641 13642 @Override 13643 public void finishPackageInstall(int token, boolean didLaunch) { 13644 enforceSystemOrRoot("Only the system is allowed to finish installs"); 13645 13646 if (DEBUG_INSTALL) { 13647 Slog.v(TAG, "BM finishing package install for " + token); 13648 } 13649 Trace.asyncTraceEnd(TRACE_TAG_PACKAGE_MANAGER, "restore", token); 13650 13651 final Message msg = mHandler.obtainMessage(POST_INSTALL, token, didLaunch ? 1 : 0); 13652 mHandler.sendMessage(msg); 13653 } 13654 13655 /** 13656 * Get the verification agent timeout. Used for both the APK verifier and the 13657 * intent filter verifier. 13658 * 13659 * @return verification timeout in milliseconds 13660 */ 13661 private long getVerificationTimeout() { 13662 return android.provider.Settings.Global.getLong(mContext.getContentResolver(), 13663 android.provider.Settings.Global.PACKAGE_VERIFIER_TIMEOUT, 13664 DEFAULT_VERIFICATION_TIMEOUT); 13665 } 13666 13667 /** 13668 * Get the default verification agent response code. 13669 * 13670 * @return default verification response code 13671 */ 13672 private int getDefaultVerificationResponse(UserHandle user) { 13673 if (sUserManager.hasUserRestriction(UserManager.ENSURE_VERIFY_APPS, user.getIdentifier())) { 13674 return PackageManager.VERIFICATION_REJECT; 13675 } 13676 return android.provider.Settings.Global.getInt(mContext.getContentResolver(), 13677 android.provider.Settings.Global.PACKAGE_VERIFIER_DEFAULT_RESPONSE, 13678 DEFAULT_VERIFICATION_RESPONSE); 13679 } 13680 13681 /** 13682 * Check whether or not package verification has been enabled. 13683 * 13684 * @return true if verification should be performed 13685 */ 13686 private boolean isVerificationEnabled(int userId, int installFlags, int installerUid) { 13687 if (!DEFAULT_VERIFY_ENABLE) { 13688 return false; 13689 } 13690 13691 boolean ensureVerifyAppsEnabled = isUserRestricted(userId, UserManager.ENSURE_VERIFY_APPS); 13692 13693 // Check if installing from ADB 13694 if ((installFlags & PackageManager.INSTALL_FROM_ADB) != 0) { 13695 // Do not run verification in a test harness environment 13696 if (ActivityManager.isRunningInTestHarness()) { 13697 return false; 13698 } 13699 if (ensureVerifyAppsEnabled) { 13700 return true; 13701 } 13702 // Check if the developer does not want package verification for ADB installs 13703 if (android.provider.Settings.Global.getInt(mContext.getContentResolver(), 13704 android.provider.Settings.Global.PACKAGE_VERIFIER_INCLUDE_ADB, 1) == 0) { 13705 return false; 13706 } 13707 } else { 13708 // only when not installed from ADB, skip verification for instant apps when 13709 // the installer and verifier are the same. 13710 if ((installFlags & PackageManager.INSTALL_INSTANT_APP) != 0) { 13711 if (mInstantAppInstallerActivity != null 13712 && mInstantAppInstallerActivity.packageName.equals( 13713 mRequiredVerifierPackage)) { 13714 try { 13715 mContext.getSystemService(AppOpsManager.class) 13716 .checkPackage(installerUid, mRequiredVerifierPackage); 13717 if (DEBUG_VERIFY) { 13718 Slog.i(TAG, "disable verification for instant app"); 13719 } 13720 return false; 13721 } catch (SecurityException ignore) { } 13722 } 13723 } 13724 } 13725 13726 if (ensureVerifyAppsEnabled) { 13727 return true; 13728 } 13729 13730 return android.provider.Settings.Global.getInt(mContext.getContentResolver(), 13731 android.provider.Settings.Global.PACKAGE_VERIFIER_ENABLE, 1) == 1; 13732 } 13733 13734 @Override 13735 public void verifyIntentFilter(int id, int verificationCode, List<String> failedDomains) 13736 throws RemoteException { 13737 mContext.enforceCallingOrSelfPermission( 13738 Manifest.permission.INTENT_FILTER_VERIFICATION_AGENT, 13739 "Only intentfilter verification agents can verify applications"); 13740 13741 final Message msg = mHandler.obtainMessage(INTENT_FILTER_VERIFIED); 13742 final IntentFilterVerificationResponse response = new IntentFilterVerificationResponse( 13743 Binder.getCallingUid(), verificationCode, failedDomains); 13744 msg.arg1 = id; 13745 msg.obj = response; 13746 mHandler.sendMessage(msg); 13747 } 13748 13749 @Override 13750 public int getIntentVerificationStatus(String packageName, int userId) { 13751 final int callingUid = Binder.getCallingUid(); 13752 if (UserHandle.getUserId(callingUid) != userId) { 13753 mContext.enforceCallingOrSelfPermission( 13754 android.Manifest.permission.INTERACT_ACROSS_USERS_FULL, 13755 "getIntentVerificationStatus" + userId); 13756 } 13757 if (getInstantAppPackageName(callingUid) != null) { 13758 return INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_UNDEFINED; 13759 } 13760 synchronized (mPackages) { 13761 final PackageSetting ps = mSettings.mPackages.get(packageName); 13762 if (ps == null 13763 || filterAppAccessLPr(ps, callingUid, UserHandle.getUserId(callingUid))) { 13764 return INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_UNDEFINED; 13765 } 13766 return mSettings.getIntentFilterVerificationStatusLPr(packageName, userId); 13767 } 13768 } 13769 13770 @Override 13771 public boolean updateIntentVerificationStatus(String packageName, int status, int userId) { 13772 mContext.enforceCallingOrSelfPermission( 13773 android.Manifest.permission.SET_PREFERRED_APPLICATIONS, null); 13774 13775 boolean result = false; 13776 synchronized (mPackages) { 13777 final PackageSetting ps = mSettings.mPackages.get(packageName); 13778 if (filterAppAccessLPr(ps, Binder.getCallingUid(), UserHandle.getCallingUserId())) { 13779 return false; 13780 } 13781 result = mSettings.updateIntentFilterVerificationStatusLPw(packageName, status, userId); 13782 } 13783 if (result) { 13784 scheduleWritePackageRestrictionsLocked(userId); 13785 } 13786 return result; 13787 } 13788 13789 @Override 13790 public @NonNull ParceledListSlice<IntentFilterVerificationInfo> getIntentFilterVerifications( 13791 String packageName) { 13792 final int callingUid = Binder.getCallingUid(); 13793 if (getInstantAppPackageName(callingUid) != null) { 13794 return ParceledListSlice.emptyList(); 13795 } 13796 synchronized (mPackages) { 13797 final PackageSetting ps = mSettings.mPackages.get(packageName); 13798 if (filterAppAccessLPr(ps, callingUid, UserHandle.getUserId(callingUid))) { 13799 return ParceledListSlice.emptyList(); 13800 } 13801 return new ParceledListSlice<>(mSettings.getIntentFilterVerificationsLPr(packageName)); 13802 } 13803 } 13804 13805 @Override 13806 public @NonNull ParceledListSlice<IntentFilter> getAllIntentFilters(String packageName) { 13807 if (TextUtils.isEmpty(packageName)) { 13808 return ParceledListSlice.emptyList(); 13809 } 13810 final int callingUid = Binder.getCallingUid(); 13811 final int callingUserId = UserHandle.getUserId(callingUid); 13812 synchronized (mPackages) { 13813 PackageParser.Package pkg = mPackages.get(packageName); 13814 if (pkg == null || pkg.activities == null) { 13815 return ParceledListSlice.emptyList(); 13816 } 13817 if (pkg.mExtras == null) { 13818 return ParceledListSlice.emptyList(); 13819 } 13820 final PackageSetting ps = (PackageSetting) pkg.mExtras; 13821 if (filterAppAccessLPr(ps, callingUid, callingUserId)) { 13822 return ParceledListSlice.emptyList(); 13823 } 13824 final int count = pkg.activities.size(); 13825 ArrayList<IntentFilter> result = new ArrayList<>(); 13826 for (int n=0; n<count; n++) { 13827 PackageParser.Activity activity = pkg.activities.get(n); 13828 if (activity.intents != null && activity.intents.size() > 0) { 13829 result.addAll(activity.intents); 13830 } 13831 } 13832 return new ParceledListSlice<>(result); 13833 } 13834 } 13835 13836 @Override 13837 public boolean setDefaultBrowserPackageName(String packageName, int userId) { 13838 mContext.enforceCallingOrSelfPermission( 13839 android.Manifest.permission.SET_PREFERRED_APPLICATIONS, null); 13840 if (UserHandle.getCallingUserId() != userId) { 13841 mContext.enforceCallingOrSelfPermission( 13842 android.Manifest.permission.INTERACT_ACROSS_USERS_FULL, null); 13843 } 13844 13845 synchronized (mPackages) { 13846 boolean result = mSettings.setDefaultBrowserPackageNameLPw(packageName, userId); 13847 if (packageName != null) { 13848 mDefaultPermissionPolicy.grantDefaultPermissionsToDefaultBrowser( 13849 packageName, userId); 13850 } 13851 return result; 13852 } 13853 } 13854 13855 @Override 13856 public String getDefaultBrowserPackageName(int userId) { 13857 if (UserHandle.getCallingUserId() != userId) { 13858 mContext.enforceCallingOrSelfPermission( 13859 android.Manifest.permission.INTERACT_ACROSS_USERS_FULL, null); 13860 } 13861 if (getInstantAppPackageName(Binder.getCallingUid()) != null) { 13862 return null; 13863 } 13864 synchronized (mPackages) { 13865 return mSettings.getDefaultBrowserPackageNameLPw(userId); 13866 } 13867 } 13868 13869 /** 13870 * Get the "allow unknown sources" setting. 13871 * 13872 * @return the current "allow unknown sources" setting 13873 */ 13874 private int getUnknownSourcesSettings() { 13875 return android.provider.Settings.Secure.getInt(mContext.getContentResolver(), 13876 android.provider.Settings.Secure.INSTALL_NON_MARKET_APPS, 13877 -1); 13878 } 13879 13880 @Override 13881 public void setInstallerPackageName(String targetPackage, String installerPackageName) { 13882 final int callingUid = Binder.getCallingUid(); 13883 if (getInstantAppPackageName(callingUid) != null) { 13884 return; 13885 } 13886 // writer 13887 synchronized (mPackages) { 13888 PackageSetting targetPackageSetting = mSettings.mPackages.get(targetPackage); 13889 if (targetPackageSetting == null 13890 || filterAppAccessLPr( 13891 targetPackageSetting, callingUid, UserHandle.getUserId(callingUid))) { 13892 throw new IllegalArgumentException("Unknown target package: " + targetPackage); 13893 } 13894 13895 PackageSetting installerPackageSetting; 13896 if (installerPackageName != null) { 13897 installerPackageSetting = mSettings.mPackages.get(installerPackageName); 13898 if (installerPackageSetting == null) { 13899 throw new IllegalArgumentException("Unknown installer package: " 13900 + installerPackageName); 13901 } 13902 } else { 13903 installerPackageSetting = null; 13904 } 13905 13906 Signature[] callerSignature; 13907 Object obj = mSettings.getUserIdLPr(callingUid); 13908 if (obj != null) { 13909 if (obj instanceof SharedUserSetting) { 13910 callerSignature = ((SharedUserSetting)obj).signatures.mSignatures; 13911 } else if (obj instanceof PackageSetting) { 13912 callerSignature = ((PackageSetting)obj).signatures.mSignatures; 13913 } else { 13914 throw new SecurityException("Bad object " + obj + " for uid " + callingUid); 13915 } 13916 } else { 13917 throw new SecurityException("Unknown calling UID: " + callingUid); 13918 } 13919 13920 // Verify: can't set installerPackageName to a package that is 13921 // not signed with the same cert as the caller. 13922 if (installerPackageSetting != null) { 13923 if (compareSignatures(callerSignature, 13924 installerPackageSetting.signatures.mSignatures) 13925 != PackageManager.SIGNATURE_MATCH) { 13926 throw new SecurityException( 13927 "Caller does not have same cert as new installer package " 13928 + installerPackageName); 13929 } 13930 } 13931 13932 // Verify: if target already has an installer package, it must 13933 // be signed with the same cert as the caller. 13934 if (targetPackageSetting.installerPackageName != null) { 13935 PackageSetting setting = mSettings.mPackages.get( 13936 targetPackageSetting.installerPackageName); 13937 // If the currently set package isn't valid, then it's always 13938 // okay to change it. 13939 if (setting != null) { 13940 if (compareSignatures(callerSignature, 13941 setting.signatures.mSignatures) 13942 != PackageManager.SIGNATURE_MATCH) { 13943 throw new SecurityException( 13944 "Caller does not have same cert as old installer package " 13945 + targetPackageSetting.installerPackageName); 13946 } 13947 } 13948 } 13949 13950 // Okay! 13951 targetPackageSetting.installerPackageName = installerPackageName; 13952 if (installerPackageName != null) { 13953 mSettings.mInstallerPackages.add(installerPackageName); 13954 } 13955 scheduleWriteSettingsLocked(); 13956 } 13957 } 13958 13959 @Override 13960 public void setApplicationCategoryHint(String packageName, int categoryHint, 13961 String callerPackageName) { 13962 if (getInstantAppPackageName(Binder.getCallingUid()) != null) { 13963 throw new SecurityException("Instant applications don't have access to this method"); 13964 } 13965 mContext.getSystemService(AppOpsManager.class).checkPackage(Binder.getCallingUid(), 13966 callerPackageName); 13967 synchronized (mPackages) { 13968 PackageSetting ps = mSettings.mPackages.get(packageName); 13969 if (ps == null) { 13970 throw new IllegalArgumentException("Unknown target package " + packageName); 13971 } 13972 if (filterAppAccessLPr(ps, Binder.getCallingUid(), UserHandle.getCallingUserId())) { 13973 throw new IllegalArgumentException("Unknown target package " + packageName); 13974 } 13975 if (!Objects.equals(callerPackageName, ps.installerPackageName)) { 13976 throw new IllegalArgumentException("Calling package " + callerPackageName 13977 + " is not installer for " + packageName); 13978 } 13979 13980 if (ps.categoryHint != categoryHint) { 13981 ps.categoryHint = categoryHint; 13982 scheduleWriteSettingsLocked(); 13983 } 13984 } 13985 } 13986 13987 private void processPendingInstall(final InstallArgs args, final int currentStatus) { 13988 // Queue up an async operation since the package installation may take a little while. 13989 mHandler.post(new Runnable() { 13990 public void run() { 13991 mHandler.removeCallbacks(this); 13992 // Result object to be returned 13993 PackageInstalledInfo res = new PackageInstalledInfo(); 13994 res.setReturnCode(currentStatus); 13995 res.uid = -1; 13996 res.pkg = null; 13997 res.removedInfo = null; 13998 if (res.returnCode == PackageManager.INSTALL_SUCCEEDED) { 13999 args.doPreInstall(res.returnCode); 14000 synchronized (mInstallLock) { 14001 installPackageTracedLI(args, res); 14002 } 14003 args.doPostInstall(res.returnCode, res.uid); 14004 } 14005 14006 // A restore should be performed at this point if (a) the install 14007 // succeeded, (b) the operation is not an update, and (c) the new 14008 // package has not opted out of backup participation. 14009 final boolean update = res.removedInfo != null 14010 && res.removedInfo.removedPackage != null; 14011 final int flags = (res.pkg == null) ? 0 : res.pkg.applicationInfo.flags; 14012 boolean doRestore = !update 14013 && ((flags & ApplicationInfo.FLAG_ALLOW_BACKUP) != 0); 14014 14015 // Set up the post-install work request bookkeeping. This will be used 14016 // and cleaned up by the post-install event handling regardless of whether 14017 // there's a restore pass performed. Token values are >= 1. 14018 int token; 14019 if (mNextInstallToken < 0) mNextInstallToken = 1; 14020 token = mNextInstallToken++; 14021 14022 PostInstallData data = new PostInstallData(args, res); 14023 mRunningInstalls.put(token, data); 14024 if (DEBUG_INSTALL) Log.v(TAG, "+ starting restore round-trip " + token); 14025 14026 if (res.returnCode == PackageManager.INSTALL_SUCCEEDED && doRestore) { 14027 // Pass responsibility to the Backup Manager. It will perform a 14028 // restore if appropriate, then pass responsibility back to the 14029 // Package Manager to run the post-install observer callbacks 14030 // and broadcasts. 14031 IBackupManager bm = IBackupManager.Stub.asInterface( 14032 ServiceManager.getService(Context.BACKUP_SERVICE)); 14033 if (bm != null) { 14034 if (DEBUG_INSTALL) Log.v(TAG, "token " + token 14035 + " to BM for possible restore"); 14036 Trace.asyncTraceBegin(TRACE_TAG_PACKAGE_MANAGER, "restore", token); 14037 try { 14038 // TODO: http://b/22388012 14039 if (bm.isBackupServiceActive(UserHandle.USER_SYSTEM)) { 14040 bm.restoreAtInstall(res.pkg.applicationInfo.packageName, token); 14041 } else { 14042 doRestore = false; 14043 } 14044 } catch (RemoteException e) { 14045 // can't happen; the backup manager is local 14046 } catch (Exception e) { 14047 Slog.e(TAG, "Exception trying to enqueue restore", e); 14048 doRestore = false; 14049 } 14050 } else { 14051 Slog.e(TAG, "Backup Manager not found!"); 14052 doRestore = false; 14053 } 14054 } 14055 14056 if (!doRestore) { 14057 // No restore possible, or the Backup Manager was mysteriously not 14058 // available -- just fire the post-install work request directly. 14059 if (DEBUG_INSTALL) Log.v(TAG, "No restore - queue post-install for " + token); 14060 14061 Trace.asyncTraceBegin(TRACE_TAG_PACKAGE_MANAGER, "postInstall", token); 14062 14063 Message msg = mHandler.obtainMessage(POST_INSTALL, token, 0); 14064 mHandler.sendMessage(msg); 14065 } 14066 } 14067 }); 14068 } 14069 14070 /** 14071 * Callback from PackageSettings whenever an app is first transitioned out of the 14072 * 'stopped' state. Normally we just issue the broadcast, but we can't do that if 14073 * the app was "launched" for a restoreAtInstall operation. Therefore we check 14074 * here whether the app is the target of an ongoing install, and only send the 14075 * broadcast immediately if it is not in that state. If it *is* undergoing a restore, 14076 * the first-launch broadcast will be sent implicitly on that basis in POST_INSTALL 14077 * handling. 14078 */ 14079 void notifyFirstLaunch(final String pkgName, final String installerPackage, final int userId) { 14080 // Serialize this with the rest of the install-process message chain. In the 14081 // restore-at-install case, this Runnable will necessarily run before the 14082 // POST_INSTALL message is processed, so the contents of mRunningInstalls 14083 // are coherent. In the non-restore case, the app has already completed install 14084 // and been launched through some other means, so it is not in a problematic 14085 // state for observers to see the FIRST_LAUNCH signal. 14086 mHandler.post(new Runnable() { 14087 @Override 14088 public void run() { 14089 for (int i = 0; i < mRunningInstalls.size(); i++) { 14090 final PostInstallData data = mRunningInstalls.valueAt(i); 14091 if (data.res.returnCode != PackageManager.INSTALL_SUCCEEDED) { 14092 continue; 14093 } 14094 if (pkgName.equals(data.res.pkg.applicationInfo.packageName)) { 14095 // right package; but is it for the right user? 14096 for (int uIndex = 0; uIndex < data.res.newUsers.length; uIndex++) { 14097 if (userId == data.res.newUsers[uIndex]) { 14098 if (DEBUG_BACKUP) { 14099 Slog.i(TAG, "Package " + pkgName 14100 + " being restored so deferring FIRST_LAUNCH"); 14101 } 14102 return; 14103 } 14104 } 14105 } 14106 } 14107 // didn't find it, so not being restored 14108 if (DEBUG_BACKUP) { 14109 Slog.i(TAG, "Package " + pkgName + " sending normal FIRST_LAUNCH"); 14110 } 14111 sendFirstLaunchBroadcast(pkgName, installerPackage, new int[] {userId}); 14112 } 14113 }); 14114 } 14115 14116 private void sendFirstLaunchBroadcast(String pkgName, String installerPkg, int[] userIds) { 14117 sendPackageBroadcast(Intent.ACTION_PACKAGE_FIRST_LAUNCH, pkgName, null, 0, 14118 installerPkg, null, userIds); 14119 } 14120 14121 private abstract class HandlerParams { 14122 private static final int MAX_RETRIES = 4; 14123 14124 /** 14125 * Number of times startCopy() has been attempted and had a non-fatal 14126 * error. 14127 */ 14128 private int mRetries = 0; 14129 14130 /** User handle for the user requesting the information or installation. */ 14131 private final UserHandle mUser; 14132 String traceMethod; 14133 int traceCookie; 14134 14135 HandlerParams(UserHandle user) { 14136 mUser = user; 14137 } 14138 14139 UserHandle getUser() { 14140 return mUser; 14141 } 14142 14143 HandlerParams setTraceMethod(String traceMethod) { 14144 this.traceMethod = traceMethod; 14145 return this; 14146 } 14147 14148 HandlerParams setTraceCookie(int traceCookie) { 14149 this.traceCookie = traceCookie; 14150 return this; 14151 } 14152 14153 final boolean startCopy() { 14154 boolean res; 14155 try { 14156 if (DEBUG_INSTALL) Slog.i(TAG, "startCopy " + mUser + ": " + this); 14157 14158 if (++mRetries > MAX_RETRIES) { 14159 Slog.w(TAG, "Failed to invoke remote methods on default container service. Giving up"); 14160 mHandler.sendEmptyMessage(MCS_GIVE_UP); 14161 handleServiceError(); 14162 return false; 14163 } else { 14164 handleStartCopy(); 14165 res = true; 14166 } 14167 } catch (RemoteException e) { 14168 if (DEBUG_INSTALL) Slog.i(TAG, "Posting install MCS_RECONNECT"); 14169 mHandler.sendEmptyMessage(MCS_RECONNECT); 14170 res = false; 14171 } 14172 handleReturnCode(); 14173 return res; 14174 } 14175 14176 final void serviceError() { 14177 if (DEBUG_INSTALL) Slog.i(TAG, "serviceError"); 14178 handleServiceError(); 14179 handleReturnCode(); 14180 } 14181 14182 abstract void handleStartCopy() throws RemoteException; 14183 abstract void handleServiceError(); 14184 abstract void handleReturnCode(); 14185 } 14186 14187 private static void clearDirectory(IMediaContainerService mcs, File[] paths) { 14188 for (File path : paths) { 14189 try { 14190 mcs.clearDirectory(path.getAbsolutePath()); 14191 } catch (RemoteException e) { 14192 } 14193 } 14194 } 14195 14196 static class OriginInfo { 14197 /** 14198 * Location where install is coming from, before it has been 14199 * copied/renamed into place. This could be a single monolithic APK 14200 * file, or a cluster directory. This location may be untrusted. 14201 */ 14202 final File file; 14203 14204 /** 14205 * Flag indicating that {@link #file} or {@link #cid} has already been 14206 * staged, meaning downstream users don't need to defensively copy the 14207 * contents. 14208 */ 14209 final boolean staged; 14210 14211 /** 14212 * Flag indicating that {@link #file} or {@link #cid} is an already 14213 * installed app that is being moved. 14214 */ 14215 final boolean existing; 14216 14217 final String resolvedPath; 14218 final File resolvedFile; 14219 14220 static OriginInfo fromNothing() { 14221 return new OriginInfo(null, false, false); 14222 } 14223 14224 static OriginInfo fromUntrustedFile(File file) { 14225 return new OriginInfo(file, false, false); 14226 } 14227 14228 static OriginInfo fromExistingFile(File file) { 14229 return new OriginInfo(file, false, true); 14230 } 14231 14232 static OriginInfo fromStagedFile(File file) { 14233 return new OriginInfo(file, true, false); 14234 } 14235 14236 private OriginInfo(File file, boolean staged, boolean existing) { 14237 this.file = file; 14238 this.staged = staged; 14239 this.existing = existing; 14240 14241 if (file != null) { 14242 resolvedPath = file.getAbsolutePath(); 14243 resolvedFile = file; 14244 } else { 14245 resolvedPath = null; 14246 resolvedFile = null; 14247 } 14248 } 14249 } 14250 14251 static class MoveInfo { 14252 final int moveId; 14253 final String fromUuid; 14254 final String toUuid; 14255 final String packageName; 14256 final String dataAppName; 14257 final int appId; 14258 final String seinfo; 14259 final int targetSdkVersion; 14260 14261 public MoveInfo(int moveId, String fromUuid, String toUuid, String packageName, 14262 String dataAppName, int appId, String seinfo, int targetSdkVersion) { 14263 this.moveId = moveId; 14264 this.fromUuid = fromUuid; 14265 this.toUuid = toUuid; 14266 this.packageName = packageName; 14267 this.dataAppName = dataAppName; 14268 this.appId = appId; 14269 this.seinfo = seinfo; 14270 this.targetSdkVersion = targetSdkVersion; 14271 } 14272 } 14273 14274 static class VerificationInfo { 14275 /** A constant used to indicate that a uid value is not present. */ 14276 public static final int NO_UID = -1; 14277 14278 /** URI referencing where the package was downloaded from. */ 14279 final Uri originatingUri; 14280 14281 /** HTTP referrer URI associated with the originatingURI. */ 14282 final Uri referrer; 14283 14284 /** UID of the application that the install request originated from. */ 14285 final int originatingUid; 14286 14287 /** UID of application requesting the install */ 14288 final int installerUid; 14289 14290 VerificationInfo(Uri originatingUri, Uri referrer, int originatingUid, int installerUid) { 14291 this.originatingUri = originatingUri; 14292 this.referrer = referrer; 14293 this.originatingUid = originatingUid; 14294 this.installerUid = installerUid; 14295 } 14296 } 14297 14298 class InstallParams extends HandlerParams { 14299 final OriginInfo origin; 14300 final MoveInfo move; 14301 final IPackageInstallObserver2 observer; 14302 int installFlags; 14303 final String installerPackageName; 14304 final String volumeUuid; 14305 private InstallArgs mArgs; 14306 private int mRet; 14307 final String packageAbiOverride; 14308 final String[] grantedRuntimePermissions; 14309 final VerificationInfo verificationInfo; 14310 final Certificate[][] certificates; 14311 final int installReason; 14312 14313 InstallParams(OriginInfo origin, MoveInfo move, IPackageInstallObserver2 observer, 14314 int installFlags, String installerPackageName, String volumeUuid, 14315 VerificationInfo verificationInfo, UserHandle user, String packageAbiOverride, 14316 String[] grantedPermissions, Certificate[][] certificates, int installReason) { 14317 super(user); 14318 this.origin = origin; 14319 this.move = move; 14320 this.observer = observer; 14321 this.installFlags = installFlags; 14322 this.installerPackageName = installerPackageName; 14323 this.volumeUuid = volumeUuid; 14324 this.verificationInfo = verificationInfo; 14325 this.packageAbiOverride = packageAbiOverride; 14326 this.grantedRuntimePermissions = grantedPermissions; 14327 this.certificates = certificates; 14328 this.installReason = installReason; 14329 } 14330 14331 @Override 14332 public String toString() { 14333 return "InstallParams{" + Integer.toHexString(System.identityHashCode(this)) 14334 + " file=" + origin.file + "}"; 14335 } 14336 14337 private int installLocationPolicy(PackageInfoLite pkgLite) { 14338 String packageName = pkgLite.packageName; 14339 int installLocation = pkgLite.installLocation; 14340 boolean onSd = (installFlags & PackageManager.INSTALL_EXTERNAL) != 0; 14341 // reader 14342 synchronized (mPackages) { 14343 // Currently installed package which the new package is attempting to replace or 14344 // null if no such package is installed. 14345 PackageParser.Package installedPkg = mPackages.get(packageName); 14346 // Package which currently owns the data which the new package will own if installed. 14347 // If an app is unstalled while keeping data (e.g., adb uninstall -k), installedPkg 14348 // will be null whereas dataOwnerPkg will contain information about the package 14349 // which was uninstalled while keeping its data. 14350 PackageParser.Package dataOwnerPkg = installedPkg; 14351 if (dataOwnerPkg == null) { 14352 PackageSetting ps = mSettings.mPackages.get(packageName); 14353 if (ps != null) { 14354 dataOwnerPkg = ps.pkg; 14355 } 14356 } 14357 14358 if (dataOwnerPkg != null) { 14359 // If installed, the package will get access to data left on the device by its 14360 // predecessor. As a security measure, this is permited only if this is not a 14361 // version downgrade or if the predecessor package is marked as debuggable and 14362 // a downgrade is explicitly requested. 14363 // 14364 // On debuggable platform builds, downgrades are permitted even for 14365 // non-debuggable packages to make testing easier. Debuggable platform builds do 14366 // not offer security guarantees and thus it's OK to disable some security 14367 // mechanisms to make debugging/testing easier on those builds. However, even on 14368 // debuggable builds downgrades of packages are permitted only if requested via 14369 // installFlags. This is because we aim to keep the behavior of debuggable 14370 // platform builds as close as possible to the behavior of non-debuggable 14371 // platform builds. 14372 final boolean downgradeRequested = 14373 (installFlags & PackageManager.INSTALL_ALLOW_DOWNGRADE) != 0; 14374 final boolean packageDebuggable = 14375 (dataOwnerPkg.applicationInfo.flags 14376 & ApplicationInfo.FLAG_DEBUGGABLE) != 0; 14377 final boolean downgradePermitted = 14378 (downgradeRequested) && ((Build.IS_DEBUGGABLE) || (packageDebuggable)); 14379 if (!downgradePermitted) { 14380 try { 14381 checkDowngrade(dataOwnerPkg, pkgLite); 14382 } catch (PackageManagerException e) { 14383 Slog.w(TAG, "Downgrade detected: " + e.getMessage()); 14384 return PackageHelper.RECOMMEND_FAILED_VERSION_DOWNGRADE; 14385 } 14386 } 14387 } 14388 14389 if (installedPkg != null) { 14390 if ((installFlags & PackageManager.INSTALL_REPLACE_EXISTING) != 0) { 14391 // Check for updated system application. 14392 if ((installedPkg.applicationInfo.flags & ApplicationInfo.FLAG_SYSTEM) != 0) { 14393 if (onSd) { 14394 Slog.w(TAG, "Cannot install update to system app on sdcard"); 14395 return PackageHelper.RECOMMEND_FAILED_INVALID_LOCATION; 14396 } 14397 return PackageHelper.RECOMMEND_INSTALL_INTERNAL; 14398 } else { 14399 if (onSd) { 14400 // Install flag overrides everything. 14401 return PackageHelper.RECOMMEND_INSTALL_EXTERNAL; 14402 } 14403 // If current upgrade specifies particular preference 14404 if (installLocation == PackageInfo.INSTALL_LOCATION_INTERNAL_ONLY) { 14405 // Application explicitly specified internal. 14406 return PackageHelper.RECOMMEND_INSTALL_INTERNAL; 14407 } else if (installLocation == PackageInfo.INSTALL_LOCATION_PREFER_EXTERNAL) { 14408 // App explictly prefers external. Let policy decide 14409 } else { 14410 // Prefer previous location 14411 if (isExternal(installedPkg)) { 14412 return PackageHelper.RECOMMEND_INSTALL_EXTERNAL; 14413 } 14414 return PackageHelper.RECOMMEND_INSTALL_INTERNAL; 14415 } 14416 } 14417 } else { 14418 // Invalid install. Return error code 14419 return PackageHelper.RECOMMEND_FAILED_ALREADY_EXISTS; 14420 } 14421 } 14422 } 14423 // All the special cases have been taken care of. 14424 // Return result based on recommended install location. 14425 if (onSd) { 14426 return PackageHelper.RECOMMEND_INSTALL_EXTERNAL; 14427 } 14428 return pkgLite.recommendedInstallLocation; 14429 } 14430 14431 /* 14432 * Invoke remote method to get package information and install 14433 * location values. Override install location based on default 14434 * policy if needed and then create install arguments based 14435 * on the install location. 14436 */ 14437 public void handleStartCopy() throws RemoteException { 14438 int ret = PackageManager.INSTALL_SUCCEEDED; 14439 14440 // If we're already staged, we've firmly committed to an install location 14441 if (origin.staged) { 14442 if (origin.file != null) { 14443 installFlags |= PackageManager.INSTALL_INTERNAL; 14444 installFlags &= ~PackageManager.INSTALL_EXTERNAL; 14445 } else { 14446 throw new IllegalStateException("Invalid stage location"); 14447 } 14448 } 14449 14450 final boolean onSd = (installFlags & PackageManager.INSTALL_EXTERNAL) != 0; 14451 final boolean onInt = (installFlags & PackageManager.INSTALL_INTERNAL) != 0; 14452 final boolean ephemeral = (installFlags & PackageManager.INSTALL_INSTANT_APP) != 0; 14453 PackageInfoLite pkgLite = null; 14454 14455 if (onInt && onSd) { 14456 // Check if both bits are set. 14457 Slog.w(TAG, "Conflicting flags specified for installing on both internal and external"); 14458 ret = PackageManager.INSTALL_FAILED_INVALID_INSTALL_LOCATION; 14459 } else if (onSd && ephemeral) { 14460 Slog.w(TAG, "Conflicting flags specified for installing ephemeral on external"); 14461 ret = PackageManager.INSTALL_FAILED_INVALID_INSTALL_LOCATION; 14462 } else { 14463 pkgLite = mContainerService.getMinimalPackageInfo(origin.resolvedPath, installFlags, 14464 packageAbiOverride); 14465 14466 if (DEBUG_EPHEMERAL && ephemeral) { 14467 Slog.v(TAG, "pkgLite for install: " + pkgLite); 14468 } 14469 14470 /* 14471 * If we have too little free space, try to free cache 14472 * before giving up. 14473 */ 14474 if (!origin.staged && pkgLite.recommendedInstallLocation 14475 == PackageHelper.RECOMMEND_FAILED_INSUFFICIENT_STORAGE) { 14476 // TODO: focus freeing disk space on the target device 14477 final StorageManager storage = StorageManager.from(mContext); 14478 final long lowThreshold = storage.getStorageLowBytes( 14479 Environment.getDataDirectory()); 14480 14481 final long sizeBytes = mContainerService.calculateInstalledSize( 14482 origin.resolvedPath, packageAbiOverride); 14483 14484 try { 14485 mInstaller.freeCache(null, sizeBytes + lowThreshold, 0, 0); 14486 pkgLite = mContainerService.getMinimalPackageInfo(origin.resolvedPath, 14487 installFlags, packageAbiOverride); 14488 } catch (InstallerException e) { 14489 Slog.w(TAG, "Failed to free cache", e); 14490 } 14491 14492 /* 14493 * The cache free must have deleted the file we 14494 * downloaded to install. 14495 * 14496 * TODO: fix the "freeCache" call to not delete 14497 * the file we care about. 14498 */ 14499 if (pkgLite.recommendedInstallLocation 14500 == PackageHelper.RECOMMEND_FAILED_INVALID_URI) { 14501 pkgLite.recommendedInstallLocation 14502 = PackageHelper.RECOMMEND_FAILED_INSUFFICIENT_STORAGE; 14503 } 14504 } 14505 } 14506 14507 if (ret == PackageManager.INSTALL_SUCCEEDED) { 14508 int loc = pkgLite.recommendedInstallLocation; 14509 if (loc == PackageHelper.RECOMMEND_FAILED_INVALID_LOCATION) { 14510 ret = PackageManager.INSTALL_FAILED_INVALID_INSTALL_LOCATION; 14511 } else if (loc == PackageHelper.RECOMMEND_FAILED_ALREADY_EXISTS) { 14512 ret = PackageManager.INSTALL_FAILED_ALREADY_EXISTS; 14513 } else if (loc == PackageHelper.RECOMMEND_FAILED_INSUFFICIENT_STORAGE) { 14514 ret = PackageManager.INSTALL_FAILED_INSUFFICIENT_STORAGE; 14515 } else if (loc == PackageHelper.RECOMMEND_FAILED_INVALID_APK) { 14516 ret = PackageManager.INSTALL_FAILED_INVALID_APK; 14517 } else if (loc == PackageHelper.RECOMMEND_FAILED_INVALID_URI) { 14518 ret = PackageManager.INSTALL_FAILED_INVALID_URI; 14519 } else if (loc == PackageHelper.RECOMMEND_MEDIA_UNAVAILABLE) { 14520 ret = PackageManager.INSTALL_FAILED_MEDIA_UNAVAILABLE; 14521 } else { 14522 // Override with defaults if needed. 14523 loc = installLocationPolicy(pkgLite); 14524 if (loc == PackageHelper.RECOMMEND_FAILED_VERSION_DOWNGRADE) { 14525 ret = PackageManager.INSTALL_FAILED_VERSION_DOWNGRADE; 14526 } else if (!onSd && !onInt) { 14527 // Override install location with flags 14528 if (loc == PackageHelper.RECOMMEND_INSTALL_EXTERNAL) { 14529 // Set the flag to install on external media. 14530 installFlags |= PackageManager.INSTALL_EXTERNAL; 14531 installFlags &= ~PackageManager.INSTALL_INTERNAL; 14532 } else if (loc == PackageHelper.RECOMMEND_INSTALL_EPHEMERAL) { 14533 if (DEBUG_EPHEMERAL) { 14534 Slog.v(TAG, "...setting INSTALL_EPHEMERAL install flag"); 14535 } 14536 installFlags |= PackageManager.INSTALL_INSTANT_APP; 14537 installFlags &= ~(PackageManager.INSTALL_EXTERNAL 14538 |PackageManager.INSTALL_INTERNAL); 14539 } else { 14540 // Make sure the flag for installing on external 14541 // media is unset 14542 installFlags |= PackageManager.INSTALL_INTERNAL; 14543 installFlags &= ~PackageManager.INSTALL_EXTERNAL; 14544 } 14545 } 14546 } 14547 } 14548 14549 final InstallArgs args = createInstallArgs(this); 14550 mArgs = args; 14551 14552 if (ret == PackageManager.INSTALL_SUCCEEDED) { 14553 // TODO: http://b/22976637 14554 // Apps installed for "all" users use the device owner to verify the app 14555 UserHandle verifierUser = getUser(); 14556 if (verifierUser == UserHandle.ALL) { 14557 verifierUser = UserHandle.SYSTEM; 14558 } 14559 14560 /* 14561 * Determine if we have any installed package verifiers. If we 14562 * do, then we'll defer to them to verify the packages. 14563 */ 14564 final int requiredUid = mRequiredVerifierPackage == null ? -1 14565 : getPackageUid(mRequiredVerifierPackage, MATCH_DEBUG_TRIAGED_MISSING, 14566 verifierUser.getIdentifier()); 14567 final int installerUid = 14568 verificationInfo == null ? -1 : verificationInfo.installerUid; 14569 if (!origin.existing && requiredUid != -1 14570 && isVerificationEnabled( 14571 verifierUser.getIdentifier(), installFlags, installerUid)) { 14572 final Intent verification = new Intent( 14573 Intent.ACTION_PACKAGE_NEEDS_VERIFICATION); 14574 verification.addFlags(Intent.FLAG_RECEIVER_FOREGROUND); 14575 verification.setDataAndType(Uri.fromFile(new File(origin.resolvedPath)), 14576 PACKAGE_MIME_TYPE); 14577 verification.addFlags(Intent.FLAG_GRANT_READ_URI_PERMISSION); 14578 14579 // Query all live verifiers based on current user state 14580 final List<ResolveInfo> receivers = queryIntentReceiversInternal(verification, 14581 PACKAGE_MIME_TYPE, 0, verifierUser.getIdentifier(), 14582 false /*allowDynamicSplits*/); 14583 14584 if (DEBUG_VERIFY) { 14585 Slog.d(TAG, "Found " + receivers.size() + " verifiers for intent " 14586 + verification.toString() + " with " + pkgLite.verifiers.length 14587 + " optional verifiers"); 14588 } 14589 14590 final int verificationId = mPendingVerificationToken++; 14591 14592 verification.putExtra(PackageManager.EXTRA_VERIFICATION_ID, verificationId); 14593 14594 verification.putExtra(PackageManager.EXTRA_VERIFICATION_INSTALLER_PACKAGE, 14595 installerPackageName); 14596 14597 verification.putExtra(PackageManager.EXTRA_VERIFICATION_INSTALL_FLAGS, 14598 installFlags); 14599 14600 verification.putExtra(PackageManager.EXTRA_VERIFICATION_PACKAGE_NAME, 14601 pkgLite.packageName); 14602 14603 verification.putExtra(PackageManager.EXTRA_VERIFICATION_VERSION_CODE, 14604 pkgLite.versionCode); 14605 14606 if (verificationInfo != null) { 14607 if (verificationInfo.originatingUri != null) { 14608 verification.putExtra(Intent.EXTRA_ORIGINATING_URI, 14609 verificationInfo.originatingUri); 14610 } 14611 if (verificationInfo.referrer != null) { 14612 verification.putExtra(Intent.EXTRA_REFERRER, 14613 verificationInfo.referrer); 14614 } 14615 if (verificationInfo.originatingUid >= 0) { 14616 verification.putExtra(Intent.EXTRA_ORIGINATING_UID, 14617 verificationInfo.originatingUid); 14618 } 14619 if (verificationInfo.installerUid >= 0) { 14620 verification.putExtra(PackageManager.EXTRA_VERIFICATION_INSTALLER_UID, 14621 verificationInfo.installerUid); 14622 } 14623 } 14624 14625 final PackageVerificationState verificationState = new PackageVerificationState( 14626 requiredUid, args); 14627 14628 mPendingVerification.append(verificationId, verificationState); 14629 14630 final List<ComponentName> sufficientVerifiers = matchVerifiers(pkgLite, 14631 receivers, verificationState); 14632 14633 DeviceIdleController.LocalService idleController = getDeviceIdleController(); 14634 final long idleDuration = getVerificationTimeout(); 14635 14636 /* 14637 * If any sufficient verifiers were listed in the package 14638 * manifest, attempt to ask them. 14639 */ 14640 if (sufficientVerifiers != null) { 14641 final int N = sufficientVerifiers.size(); 14642 if (N == 0) { 14643 Slog.i(TAG, "Additional verifiers required, but none installed."); 14644 ret = PackageManager.INSTALL_FAILED_VERIFICATION_FAILURE; 14645 } else { 14646 for (int i = 0; i < N; i++) { 14647 final ComponentName verifierComponent = sufficientVerifiers.get(i); 14648 idleController.addPowerSaveTempWhitelistApp(Process.myUid(), 14649 verifierComponent.getPackageName(), idleDuration, 14650 verifierUser.getIdentifier(), false, "package verifier"); 14651 14652 final Intent sufficientIntent = new Intent(verification); 14653 sufficientIntent.setComponent(verifierComponent); 14654 mContext.sendBroadcastAsUser(sufficientIntent, verifierUser); 14655 } 14656 } 14657 } 14658 14659 final ComponentName requiredVerifierComponent = matchComponentForVerifier( 14660 mRequiredVerifierPackage, receivers); 14661 if (ret == PackageManager.INSTALL_SUCCEEDED 14662 && mRequiredVerifierPackage != null) { 14663 Trace.asyncTraceBegin( 14664 TRACE_TAG_PACKAGE_MANAGER, "verification", verificationId); 14665 /* 14666 * Send the intent to the required verification agent, 14667 * but only start the verification timeout after the 14668 * target BroadcastReceivers have run. 14669 */ 14670 verification.setComponent(requiredVerifierComponent); 14671 idleController.addPowerSaveTempWhitelistApp(Process.myUid(), 14672 mRequiredVerifierPackage, idleDuration, 14673 verifierUser.getIdentifier(), false, "package verifier"); 14674 mContext.sendOrderedBroadcastAsUser(verification, verifierUser, 14675 android.Manifest.permission.PACKAGE_VERIFICATION_AGENT, 14676 new BroadcastReceiver() { 14677 @Override 14678 public void onReceive(Context context, Intent intent) { 14679 final Message msg = mHandler 14680 .obtainMessage(CHECK_PENDING_VERIFICATION); 14681 msg.arg1 = verificationId; 14682 mHandler.sendMessageDelayed(msg, getVerificationTimeout()); 14683 } 14684 }, null, 0, null, null); 14685 14686 /* 14687 * We don't want the copy to proceed until verification 14688 * succeeds, so null out this field. 14689 */ 14690 mArgs = null; 14691 } 14692 } else { 14693 /* 14694 * No package verification is enabled, so immediately start 14695 * the remote call to initiate copy using temporary file. 14696 */ 14697 ret = args.copyApk(mContainerService, true); 14698 } 14699 } 14700 14701 mRet = ret; 14702 } 14703 14704 @Override 14705 void handleReturnCode() { 14706 // If mArgs is null, then MCS couldn't be reached. When it 14707 // reconnects, it will try again to install. At that point, this 14708 // will succeed. 14709 if (mArgs != null) { 14710 processPendingInstall(mArgs, mRet); 14711 } 14712 } 14713 14714 @Override 14715 void handleServiceError() { 14716 mArgs = createInstallArgs(this); 14717 mRet = PackageManager.INSTALL_FAILED_INTERNAL_ERROR; 14718 } 14719 } 14720 14721 private InstallArgs createInstallArgs(InstallParams params) { 14722 if (params.move != null) { 14723 return new MoveInstallArgs(params); 14724 } else { 14725 return new FileInstallArgs(params); 14726 } 14727 } 14728 14729 /** 14730 * Create args that describe an existing installed package. Typically used 14731 * when cleaning up old installs, or used as a move source. 14732 */ 14733 private InstallArgs createInstallArgsForExisting(int installFlags, String codePath, 14734 String resourcePath, String[] instructionSets) { 14735 return new FileInstallArgs(codePath, resourcePath, instructionSets); 14736 } 14737 14738 static abstract class InstallArgs { 14739 /** @see InstallParams#origin */ 14740 final OriginInfo origin; 14741 /** @see InstallParams#move */ 14742 final MoveInfo move; 14743 14744 final IPackageInstallObserver2 observer; 14745 // Always refers to PackageManager flags only 14746 final int installFlags; 14747 final String installerPackageName; 14748 final String volumeUuid; 14749 final UserHandle user; 14750 final String abiOverride; 14751 final String[] installGrantPermissions; 14752 /** If non-null, drop an async trace when the install completes */ 14753 final String traceMethod; 14754 final int traceCookie; 14755 final Certificate[][] certificates; 14756 final int installReason; 14757 14758 // The list of instruction sets supported by this app. This is currently 14759 // only used during the rmdex() phase to clean up resources. We can get rid of this 14760 // if we move dex files under the common app path. 14761 /* nullable */ String[] instructionSets; 14762 14763 InstallArgs(OriginInfo origin, MoveInfo move, IPackageInstallObserver2 observer, 14764 int installFlags, String installerPackageName, String volumeUuid, 14765 UserHandle user, String[] instructionSets, 14766 String abiOverride, String[] installGrantPermissions, 14767 String traceMethod, int traceCookie, Certificate[][] certificates, 14768 int installReason) { 14769 this.origin = origin; 14770 this.move = move; 14771 this.installFlags = installFlags; 14772 this.observer = observer; 14773 this.installerPackageName = installerPackageName; 14774 this.volumeUuid = volumeUuid; 14775 this.user = user; 14776 this.instructionSets = instructionSets; 14777 this.abiOverride = abiOverride; 14778 this.installGrantPermissions = installGrantPermissions; 14779 this.traceMethod = traceMethod; 14780 this.traceCookie = traceCookie; 14781 this.certificates = certificates; 14782 this.installReason = installReason; 14783 } 14784 14785 abstract int copyApk(IMediaContainerService imcs, boolean temp) throws RemoteException; 14786 abstract int doPreInstall(int status); 14787 14788 /** 14789 * Rename package into final resting place. All paths on the given 14790 * scanned package should be updated to reflect the rename. 14791 */ 14792 abstract boolean doRename(int status, PackageParser.Package pkg, String oldCodePath); 14793 abstract int doPostInstall(int status, int uid); 14794 14795 /** @see PackageSettingBase#codePathString */ 14796 abstract String getCodePath(); 14797 /** @see PackageSettingBase#resourcePathString */ 14798 abstract String getResourcePath(); 14799 14800 // Need installer lock especially for dex file removal. 14801 abstract void cleanUpResourcesLI(); 14802 abstract boolean doPostDeleteLI(boolean delete); 14803 14804 /** 14805 * Called before the source arguments are copied. This is used mostly 14806 * for MoveParams when it needs to read the source file to put it in the 14807 * destination. 14808 */ 14809 int doPreCopy() { 14810 return PackageManager.INSTALL_SUCCEEDED; 14811 } 14812 14813 /** 14814 * Called after the source arguments are copied. This is used mostly for 14815 * MoveParams when it needs to read the source file to put it in the 14816 * destination. 14817 */ 14818 int doPostCopy(int uid) { 14819 return PackageManager.INSTALL_SUCCEEDED; 14820 } 14821 14822 protected boolean isFwdLocked() { 14823 return (installFlags & PackageManager.INSTALL_FORWARD_LOCK) != 0; 14824 } 14825 14826 protected boolean isExternalAsec() { 14827 return (installFlags & PackageManager.INSTALL_EXTERNAL) != 0; 14828 } 14829 14830 protected boolean isEphemeral() { 14831 return (installFlags & PackageManager.INSTALL_INSTANT_APP) != 0; 14832 } 14833 14834 UserHandle getUser() { 14835 return user; 14836 } 14837 } 14838 14839 void removeDexFiles(List<String> allCodePaths, String[] instructionSets) { 14840 if (!allCodePaths.isEmpty()) { 14841 if (instructionSets == null) { 14842 throw new IllegalStateException("instructionSet == null"); 14843 } 14844 String[] dexCodeInstructionSets = getDexCodeInstructionSets(instructionSets); 14845 for (String codePath : allCodePaths) { 14846 for (String dexCodeInstructionSet : dexCodeInstructionSets) { 14847 try { 14848 mInstaller.rmdex(codePath, dexCodeInstructionSet); 14849 } catch (InstallerException ignored) { 14850 } 14851 } 14852 } 14853 } 14854 } 14855 14856 /** 14857 * Logic to handle installation of non-ASEC applications, including copying 14858 * and renaming logic. 14859 */ 14860 class FileInstallArgs extends InstallArgs { 14861 private File codeFile; 14862 private File resourceFile; 14863 14864 // Example topology: 14865 // /data/app/com.example/base.apk 14866 // /data/app/com.example/split_foo.apk 14867 // /data/app/com.example/lib/arm/libfoo.so 14868 // /data/app/com.example/lib/arm64/libfoo.so 14869 // /data/app/com.example/dalvik/arm/base.apk@classes.dex 14870 14871 /** New install */ 14872 FileInstallArgs(InstallParams params) { 14873 super(params.origin, params.move, params.observer, params.installFlags, 14874 params.installerPackageName, params.volumeUuid, 14875 params.getUser(), null /*instructionSets*/, params.packageAbiOverride, 14876 params.grantedRuntimePermissions, 14877 params.traceMethod, params.traceCookie, params.certificates, 14878 params.installReason); 14879 if (isFwdLocked()) { 14880 throw new IllegalArgumentException("Forward locking only supported in ASEC"); 14881 } 14882 } 14883 14884 /** Existing install */ 14885 FileInstallArgs(String codePath, String resourcePath, String[] instructionSets) { 14886 super(OriginInfo.fromNothing(), null, null, 0, null, null, null, instructionSets, 14887 null, null, null, 0, null /*certificates*/, 14888 PackageManager.INSTALL_REASON_UNKNOWN); 14889 this.codeFile = (codePath != null) ? new File(codePath) : null; 14890 this.resourceFile = (resourcePath != null) ? new File(resourcePath) : null; 14891 } 14892 14893 int copyApk(IMediaContainerService imcs, boolean temp) throws RemoteException { 14894 Trace.traceBegin(TRACE_TAG_PACKAGE_MANAGER, "copyApk"); 14895 try { 14896 return doCopyApk(imcs, temp); 14897 } finally { 14898 Trace.traceEnd(TRACE_TAG_PACKAGE_MANAGER); 14899 } 14900 } 14901 14902 private int doCopyApk(IMediaContainerService imcs, boolean temp) throws RemoteException { 14903 if (origin.staged) { 14904 if (DEBUG_INSTALL) Slog.d(TAG, origin.file + " already staged; skipping copy"); 14905 codeFile = origin.file; 14906 resourceFile = origin.file; 14907 return PackageManager.INSTALL_SUCCEEDED; 14908 } 14909 14910 try { 14911 final boolean isEphemeral = (installFlags & PackageManager.INSTALL_INSTANT_APP) != 0; 14912 final File tempDir = 14913 mInstallerService.allocateStageDirLegacy(volumeUuid, isEphemeral); 14914 codeFile = tempDir; 14915 resourceFile = tempDir; 14916 } catch (IOException e) { 14917 Slog.w(TAG, "Failed to create copy file: " + e); 14918 return PackageManager.INSTALL_FAILED_INSUFFICIENT_STORAGE; 14919 } 14920 14921 final IParcelFileDescriptorFactory target = new IParcelFileDescriptorFactory.Stub() { 14922 @Override 14923 public ParcelFileDescriptor open(String name, int mode) throws RemoteException { 14924 if (!FileUtils.isValidExtFilename(name)) { 14925 throw new IllegalArgumentException("Invalid filename: " + name); 14926 } 14927 try { 14928 final File file = new File(codeFile, name); 14929 final FileDescriptor fd = Os.open(file.getAbsolutePath(), 14930 O_RDWR | O_CREAT, 0644); 14931 Os.chmod(file.getAbsolutePath(), 0644); 14932 return new ParcelFileDescriptor(fd); 14933 } catch (ErrnoException e) { 14934 throw new RemoteException("Failed to open: " + e.getMessage()); 14935 } 14936 } 14937 }; 14938 14939 int ret = PackageManager.INSTALL_SUCCEEDED; 14940 ret = imcs.copyPackage(origin.file.getAbsolutePath(), target); 14941 if (ret != PackageManager.INSTALL_SUCCEEDED) { 14942 Slog.e(TAG, "Failed to copy package"); 14943 return ret; 14944 } 14945 14946 final File libraryRoot = new File(codeFile, LIB_DIR_NAME); 14947 NativeLibraryHelper.Handle handle = null; 14948 try { 14949 handle = NativeLibraryHelper.Handle.create(codeFile); 14950 ret = NativeLibraryHelper.copyNativeBinariesWithOverride(handle, libraryRoot, 14951 abiOverride); 14952 } catch (IOException e) { 14953 Slog.e(TAG, "Copying native libraries failed", e); 14954 ret = PackageManager.INSTALL_FAILED_INTERNAL_ERROR; 14955 } finally { 14956 IoUtils.closeQuietly(handle); 14957 } 14958 14959 return ret; 14960 } 14961 14962 int doPreInstall(int status) { 14963 if (status != PackageManager.INSTALL_SUCCEEDED) { 14964 cleanUp(); 14965 } 14966 return status; 14967 } 14968 14969 boolean doRename(int status, PackageParser.Package pkg, String oldCodePath) { 14970 if (status != PackageManager.INSTALL_SUCCEEDED) { 14971 cleanUp(); 14972 return false; 14973 } 14974 14975 final File targetDir = codeFile.getParentFile(); 14976 final File beforeCodeFile = codeFile; 14977 final File afterCodeFile = getNextCodePath(targetDir, pkg.packageName); 14978 14979 if (DEBUG_INSTALL) Slog.d(TAG, "Renaming " + beforeCodeFile + " to " + afterCodeFile); 14980 try { 14981 Os.rename(beforeCodeFile.getAbsolutePath(), afterCodeFile.getAbsolutePath()); 14982 } catch (ErrnoException e) { 14983 Slog.w(TAG, "Failed to rename", e); 14984 return false; 14985 } 14986 14987 if (!SELinux.restoreconRecursive(afterCodeFile)) { 14988 Slog.w(TAG, "Failed to restorecon"); 14989 return false; 14990 } 14991 14992 // Reflect the rename internally 14993 codeFile = afterCodeFile; 14994 resourceFile = afterCodeFile; 14995 14996 // Reflect the rename in scanned details 14997 pkg.setCodePath(afterCodeFile.getAbsolutePath()); 14998 pkg.setBaseCodePath(FileUtils.rewriteAfterRename(beforeCodeFile, 14999 afterCodeFile, pkg.baseCodePath)); 15000 pkg.setSplitCodePaths(FileUtils.rewriteAfterRename(beforeCodeFile, 15001 afterCodeFile, pkg.splitCodePaths)); 15002 15003 // Reflect the rename in app info 15004 pkg.setApplicationVolumeUuid(pkg.volumeUuid); 15005 pkg.setApplicationInfoCodePath(pkg.codePath); 15006 pkg.setApplicationInfoBaseCodePath(pkg.baseCodePath); 15007 pkg.setApplicationInfoSplitCodePaths(pkg.splitCodePaths); 15008 pkg.setApplicationInfoResourcePath(pkg.codePath); 15009 pkg.setApplicationInfoBaseResourcePath(pkg.baseCodePath); 15010 pkg.setApplicationInfoSplitResourcePaths(pkg.splitCodePaths); 15011 15012 return true; 15013 } 15014 15015 int doPostInstall(int status, int uid) { 15016 if (status != PackageManager.INSTALL_SUCCEEDED) { 15017 cleanUp(); 15018 } 15019 return status; 15020 } 15021 15022 @Override 15023 String getCodePath() { 15024 return (codeFile != null) ? codeFile.getAbsolutePath() : null; 15025 } 15026 15027 @Override 15028 String getResourcePath() { 15029 return (resourceFile != null) ? resourceFile.getAbsolutePath() : null; 15030 } 15031 15032 private boolean cleanUp() { 15033 if (codeFile == null || !codeFile.exists()) { 15034 return false; 15035 } 15036 15037 removeCodePathLI(codeFile); 15038 15039 if (resourceFile != null && !FileUtils.contains(codeFile, resourceFile)) { 15040 resourceFile.delete(); 15041 } 15042 15043 return true; 15044 } 15045 15046 void cleanUpResourcesLI() { 15047 // Try enumerating all code paths before deleting 15048 List<String> allCodePaths = Collections.EMPTY_LIST; 15049 if (codeFile != null && codeFile.exists()) { 15050 try { 15051 final PackageLite pkg = PackageParser.parsePackageLite(codeFile, 0); 15052 allCodePaths = pkg.getAllCodePaths(); 15053 } catch (PackageParserException e) { 15054 // Ignored; we tried our best 15055 } 15056 } 15057 15058 cleanUp(); 15059 removeDexFiles(allCodePaths, instructionSets); 15060 } 15061 15062 boolean doPostDeleteLI(boolean delete) { 15063 // XXX err, shouldn't we respect the delete flag? 15064 cleanUpResourcesLI(); 15065 return true; 15066 } 15067 } 15068 15069 private static void maybeThrowExceptionForMultiArchCopy(String message, int copyRet) throws 15070 PackageManagerException { 15071 if (copyRet < 0) { 15072 if (copyRet != PackageManager.NO_NATIVE_LIBRARIES && 15073 copyRet != PackageManager.INSTALL_FAILED_NO_MATCHING_ABIS) { 15074 throw new PackageManagerException(copyRet, message); 15075 } 15076 } 15077 } 15078 15079 /** 15080 * Extract the StorageManagerService "container ID" from the full code path of an 15081 * .apk. 15082 */ 15083 static String cidFromCodePath(String fullCodePath) { 15084 int eidx = fullCodePath.lastIndexOf("/"); 15085 String subStr1 = fullCodePath.substring(0, eidx); 15086 int sidx = subStr1.lastIndexOf("/"); 15087 return subStr1.substring(sidx+1, eidx); 15088 } 15089 15090 /** 15091 * Logic to handle movement of existing installed applications. 15092 */ 15093 class MoveInstallArgs extends InstallArgs { 15094 private File codeFile; 15095 private File resourceFile; 15096 15097 /** New install */ 15098 MoveInstallArgs(InstallParams params) { 15099 super(params.origin, params.move, params.observer, params.installFlags, 15100 params.installerPackageName, params.volumeUuid, 15101 params.getUser(), null /* instruction sets */, params.packageAbiOverride, 15102 params.grantedRuntimePermissions, 15103 params.traceMethod, params.traceCookie, params.certificates, 15104 params.installReason); 15105 } 15106 15107 int copyApk(IMediaContainerService imcs, boolean temp) { 15108 if (DEBUG_INSTALL) Slog.d(TAG, "Moving " + move.packageName + " from " 15109 + move.fromUuid + " to " + move.toUuid); 15110 synchronized (mInstaller) { 15111 try { 15112 mInstaller.moveCompleteApp(move.fromUuid, move.toUuid, move.packageName, 15113 move.dataAppName, move.appId, move.seinfo, move.targetSdkVersion); 15114 } catch (InstallerException e) { 15115 Slog.w(TAG, "Failed to move app", e); 15116 return PackageManager.INSTALL_FAILED_INTERNAL_ERROR; 15117 } 15118 } 15119 15120 codeFile = new File(Environment.getDataAppDirectory(move.toUuid), move.dataAppName); 15121 resourceFile = codeFile; 15122 if (DEBUG_INSTALL) Slog.d(TAG, "codeFile after move is " + codeFile); 15123 15124 return PackageManager.INSTALL_SUCCEEDED; 15125 } 15126 15127 int doPreInstall(int status) { 15128 if (status != PackageManager.INSTALL_SUCCEEDED) { 15129 cleanUp(move.toUuid); 15130 } 15131 return status; 15132 } 15133 15134 boolean doRename(int status, PackageParser.Package pkg, String oldCodePath) { 15135 if (status != PackageManager.INSTALL_SUCCEEDED) { 15136 cleanUp(move.toUuid); 15137 return false; 15138 } 15139 15140 // Reflect the move in app info 15141 pkg.setApplicationVolumeUuid(pkg.volumeUuid); 15142 pkg.setApplicationInfoCodePath(pkg.codePath); 15143 pkg.setApplicationInfoBaseCodePath(pkg.baseCodePath); 15144 pkg.setApplicationInfoSplitCodePaths(pkg.splitCodePaths); 15145 pkg.setApplicationInfoResourcePath(pkg.codePath); 15146 pkg.setApplicationInfoBaseResourcePath(pkg.baseCodePath); 15147 pkg.setApplicationInfoSplitResourcePaths(pkg.splitCodePaths); 15148 15149 return true; 15150 } 15151 15152 int doPostInstall(int status, int uid) { 15153 if (status == PackageManager.INSTALL_SUCCEEDED) { 15154 cleanUp(move.fromUuid); 15155 } else { 15156 cleanUp(move.toUuid); 15157 } 15158 return status; 15159 } 15160 15161 @Override 15162 String getCodePath() { 15163 return (codeFile != null) ? codeFile.getAbsolutePath() : null; 15164 } 15165 15166 @Override 15167 String getResourcePath() { 15168 return (resourceFile != null) ? resourceFile.getAbsolutePath() : null; 15169 } 15170 15171 private boolean cleanUp(String volumeUuid) { 15172 final File codeFile = new File(Environment.getDataAppDirectory(volumeUuid), 15173 move.dataAppName); 15174 Slog.d(TAG, "Cleaning up " + move.packageName + " on " + volumeUuid); 15175 final int[] userIds = sUserManager.getUserIds(); 15176 synchronized (mInstallLock) { 15177 // Clean up both app data and code 15178 // All package moves are frozen until finished 15179 for (int userId : userIds) { 15180 try { 15181 mInstaller.destroyAppData(volumeUuid, move.packageName, userId, 15182 StorageManager.FLAG_STORAGE_DE | StorageManager.FLAG_STORAGE_CE, 0); 15183 } catch (InstallerException e) { 15184 Slog.w(TAG, String.valueOf(e)); 15185 } 15186 } 15187 removeCodePathLI(codeFile); 15188 } 15189 return true; 15190 } 15191 15192 void cleanUpResourcesLI() { 15193 throw new UnsupportedOperationException(); 15194 } 15195 15196 boolean doPostDeleteLI(boolean delete) { 15197 throw new UnsupportedOperationException(); 15198 } 15199 } 15200 15201 static String getAsecPackageName(String packageCid) { 15202 int idx = packageCid.lastIndexOf("-"); 15203 if (idx == -1) { 15204 return packageCid; 15205 } 15206 return packageCid.substring(0, idx); 15207 } 15208 15209 // Utility method used to create code paths based on package name and available index. 15210 private static String getNextCodePath(String oldCodePath, String prefix, String suffix) { 15211 String idxStr = ""; 15212 int idx = 1; 15213 // Fall back to default value of idx=1 if prefix is not 15214 // part of oldCodePath 15215 if (oldCodePath != null) { 15216 String subStr = oldCodePath; 15217 // Drop the suffix right away 15218 if (suffix != null && subStr.endsWith(suffix)) { 15219 subStr = subStr.substring(0, subStr.length() - suffix.length()); 15220 } 15221 // If oldCodePath already contains prefix find out the 15222 // ending index to either increment or decrement. 15223 int sidx = subStr.lastIndexOf(prefix); 15224 if (sidx != -1) { 15225 subStr = subStr.substring(sidx + prefix.length()); 15226 if (subStr != null) { 15227 if (subStr.startsWith(INSTALL_PACKAGE_SUFFIX)) { 15228 subStr = subStr.substring(INSTALL_PACKAGE_SUFFIX.length()); 15229 } 15230 try { 15231 idx = Integer.parseInt(subStr); 15232 if (idx <= 1) { 15233 idx++; 15234 } else { 15235 idx--; 15236 } 15237 } catch(NumberFormatException e) { 15238 } 15239 } 15240 } 15241 } 15242 idxStr = INSTALL_PACKAGE_SUFFIX + Integer.toString(idx); 15243 return prefix + idxStr; 15244 } 15245 15246 private File getNextCodePath(File targetDir, String packageName) { 15247 File result; 15248 SecureRandom random = new SecureRandom(); 15249 byte[] bytes = new byte[16]; 15250 do { 15251 random.nextBytes(bytes); 15252 String suffix = Base64.encodeToString(bytes, Base64.URL_SAFE | Base64.NO_WRAP); 15253 result = new File(targetDir, packageName + "-" + suffix); 15254 } while (result.exists()); 15255 return result; 15256 } 15257 15258 // Utility method that returns the relative package path with respect 15259 // to the installation directory. Like say for /data/data/com.test-1.apk 15260 // string com.test-1 is returned. 15261 static String deriveCodePathName(String codePath) { 15262 if (codePath == null) { 15263 return null; 15264 } 15265 final File codeFile = new File(codePath); 15266 final String name = codeFile.getName(); 15267 if (codeFile.isDirectory()) { 15268 return name; 15269 } else if (name.endsWith(".apk") || name.endsWith(".tmp")) { 15270 final int lastDot = name.lastIndexOf('.'); 15271 return name.substring(0, lastDot); 15272 } else { 15273 Slog.w(TAG, "Odd, " + codePath + " doesn't look like an APK"); 15274 return null; 15275 } 15276 } 15277 15278 static class PackageInstalledInfo { 15279 String name; 15280 int uid; 15281 // The set of users that originally had this package installed. 15282 int[] origUsers; 15283 // The set of users that now have this package installed. 15284 int[] newUsers; 15285 PackageParser.Package pkg; 15286 int returnCode; 15287 String returnMsg; 15288 String installerPackageName; 15289 PackageRemovedInfo removedInfo; 15290 ArrayMap<String, PackageInstalledInfo> addedChildPackages; 15291 15292 public void setError(int code, String msg) { 15293 setReturnCode(code); 15294 setReturnMessage(msg); 15295 Slog.w(TAG, msg); 15296 } 15297 15298 public void setError(String msg, PackageParserException e) { 15299 setReturnCode(e.error); 15300 setReturnMessage(ExceptionUtils.getCompleteMessage(msg, e)); 15301 final int childCount = (addedChildPackages != null) ? addedChildPackages.size() : 0; 15302 for (int i = 0; i < childCount; i++) { 15303 addedChildPackages.valueAt(i).setError(msg, e); 15304 } 15305 Slog.w(TAG, msg, e); 15306 } 15307 15308 public void setError(String msg, PackageManagerException e) { 15309 returnCode = e.error; 15310 setReturnMessage(ExceptionUtils.getCompleteMessage(msg, e)); 15311 final int childCount = (addedChildPackages != null) ? addedChildPackages.size() : 0; 15312 for (int i = 0; i < childCount; i++) { 15313 addedChildPackages.valueAt(i).setError(msg, e); 15314 } 15315 Slog.w(TAG, msg, e); 15316 } 15317 15318 public void setReturnCode(int returnCode) { 15319 this.returnCode = returnCode; 15320 final int childCount = (addedChildPackages != null) ? addedChildPackages.size() : 0; 15321 for (int i = 0; i < childCount; i++) { 15322 addedChildPackages.valueAt(i).returnCode = returnCode; 15323 } 15324 } 15325 15326 private void setReturnMessage(String returnMsg) { 15327 this.returnMsg = returnMsg; 15328 final int childCount = (addedChildPackages != null) ? addedChildPackages.size() : 0; 15329 for (int i = 0; i < childCount; i++) { 15330 addedChildPackages.valueAt(i).returnMsg = returnMsg; 15331 } 15332 } 15333 15334 // In some error cases we want to convey more info back to the observer 15335 String origPackage; 15336 String origPermission; 15337 } 15338 15339 /* 15340 * Install a non-existing package. 15341 */ 15342 private void installNewPackageLIF(PackageParser.Package pkg, final @ParseFlags int parseFlags, 15343 final @ScanFlags int scanFlags, UserHandle user, String installerPackageName, 15344 String volumeUuid, PackageInstalledInfo res, int installReason) { 15345 Trace.traceBegin(TRACE_TAG_PACKAGE_MANAGER, "installNewPackage"); 15346 15347 // Remember this for later, in case we need to rollback this install 15348 String pkgName = pkg.packageName; 15349 15350 if (DEBUG_INSTALL) Slog.d(TAG, "installNewPackageLI: " + pkg); 15351 15352 synchronized(mPackages) { 15353 final String renamedPackage = mSettings.getRenamedPackageLPr(pkgName); 15354 if (renamedPackage != null) { 15355 // A package with the same name is already installed, though 15356 // it has been renamed to an older name. The package we 15357 // are trying to install should be installed as an update to 15358 // the existing one, but that has not been requested, so bail. 15359 res.setError(INSTALL_FAILED_ALREADY_EXISTS, "Attempt to re-install " + pkgName 15360 + " without first uninstalling package running as " 15361 + renamedPackage); 15362 return; 15363 } 15364 if (mPackages.containsKey(pkgName)) { 15365 // Don't allow installation over an existing package with the same name. 15366 res.setError(INSTALL_FAILED_ALREADY_EXISTS, "Attempt to re-install " + pkgName 15367 + " without first uninstalling."); 15368 return; 15369 } 15370 } 15371 15372 try { 15373 PackageParser.Package newPackage = scanPackageTracedLI(pkg, parseFlags, scanFlags, 15374 System.currentTimeMillis(), user); 15375 15376 updateSettingsLI(newPackage, installerPackageName, null, res, user, installReason); 15377 15378 if (res.returnCode == PackageManager.INSTALL_SUCCEEDED) { 15379 prepareAppDataAfterInstallLIF(newPackage); 15380 15381 } else { 15382 // Remove package from internal structures, but keep around any 15383 // data that might have already existed 15384 deletePackageLIF(pkgName, UserHandle.ALL, false, null, 15385 PackageManager.DELETE_KEEP_DATA, res.removedInfo, true, null); 15386 } 15387 } catch (PackageManagerException e) { 15388 res.setError("Package couldn't be installed in " + pkg.codePath, e); 15389 } 15390 15391 Trace.traceEnd(TRACE_TAG_PACKAGE_MANAGER); 15392 } 15393 15394 private static void updateDigest(MessageDigest digest, File file) throws IOException { 15395 try (DigestInputStream digestStream = 15396 new DigestInputStream(new FileInputStream(file), digest)) { 15397 while (digestStream.read() != -1) {} // nothing to do; just plow through the file 15398 } 15399 } 15400 15401 private void replacePackageLIF(PackageParser.Package pkg, final @ParseFlags int parseFlags, 15402 final @ScanFlags int scanFlags, UserHandle user, String installerPackageName, 15403 PackageInstalledInfo res, int installReason) { 15404 final boolean isInstantApp = (scanFlags & SCAN_AS_INSTANT_APP) != 0; 15405 15406 final PackageParser.Package oldPackage; 15407 final PackageSetting ps; 15408 final String pkgName = pkg.packageName; 15409 final int[] allUsers; 15410 final int[] installedUsers; 15411 15412 synchronized(mPackages) { 15413 oldPackage = mPackages.get(pkgName); 15414 if (DEBUG_INSTALL) Slog.d(TAG, "replacePackageLI: new=" + pkg + ", old=" + oldPackage); 15415 15416 // don't allow upgrade to target a release SDK from a pre-release SDK 15417 final boolean oldTargetsPreRelease = oldPackage.applicationInfo.targetSdkVersion 15418 == android.os.Build.VERSION_CODES.CUR_DEVELOPMENT; 15419 final boolean newTargetsPreRelease = pkg.applicationInfo.targetSdkVersion 15420 == android.os.Build.VERSION_CODES.CUR_DEVELOPMENT; 15421 if (oldTargetsPreRelease 15422 && !newTargetsPreRelease 15423 && ((parseFlags & PackageParser.PARSE_FORCE_SDK) == 0)) { 15424 Slog.w(TAG, "Can't install package targeting released sdk"); 15425 res.setReturnCode(PackageManager.INSTALL_FAILED_UPDATE_INCOMPATIBLE); 15426 return; 15427 } 15428 15429 ps = mSettings.mPackages.get(pkgName); 15430 15431 // verify signatures are valid 15432 final KeySetManagerService ksms = mSettings.mKeySetManagerService; 15433 if (ksms.shouldCheckUpgradeKeySetLocked(ps, scanFlags)) { 15434 if (!ksms.checkUpgradeKeySetLocked(ps, pkg)) { 15435 res.setError(INSTALL_FAILED_UPDATE_INCOMPATIBLE, 15436 "New package not signed by keys specified by upgrade-keysets: " 15437 + pkgName); 15438 return; 15439 } 15440 } else { 15441 // default to original signature matching 15442 if (compareSignatures(oldPackage.mSignatures, pkg.mSignatures) 15443 != PackageManager.SIGNATURE_MATCH) { 15444 res.setError(INSTALL_FAILED_UPDATE_INCOMPATIBLE, 15445 "New package has a different signature: " + pkgName); 15446 return; 15447 } 15448 } 15449 15450 // don't allow a system upgrade unless the upgrade hash matches 15451 if (oldPackage.restrictUpdateHash != null && oldPackage.isSystem()) { 15452 byte[] digestBytes = null; 15453 try { 15454 final MessageDigest digest = MessageDigest.getInstance("SHA-512"); 15455 updateDigest(digest, new File(pkg.baseCodePath)); 15456 if (!ArrayUtils.isEmpty(pkg.splitCodePaths)) { 15457 for (String path : pkg.splitCodePaths) { 15458 updateDigest(digest, new File(path)); 15459 } 15460 } 15461 digestBytes = digest.digest(); 15462 } catch (NoSuchAlgorithmException | IOException e) { 15463 res.setError(INSTALL_FAILED_INVALID_APK, 15464 "Could not compute hash: " + pkgName); 15465 return; 15466 } 15467 if (!Arrays.equals(oldPackage.restrictUpdateHash, digestBytes)) { 15468 res.setError(INSTALL_FAILED_INVALID_APK, 15469 "New package fails restrict-update check: " + pkgName); 15470 return; 15471 } 15472 // retain upgrade restriction 15473 pkg.restrictUpdateHash = oldPackage.restrictUpdateHash; 15474 } 15475 15476 // Check for shared user id changes 15477 String invalidPackageName = 15478 getParentOrChildPackageChangedSharedUser(oldPackage, pkg); 15479 if (invalidPackageName != null) { 15480 res.setError(INSTALL_FAILED_SHARED_USER_INCOMPATIBLE, 15481 "Package " + invalidPackageName + " tried to change user " 15482 + oldPackage.mSharedUserId); 15483 return; 15484 } 15485 15486 // In case of rollback, remember per-user/profile install state 15487 allUsers = sUserManager.getUserIds(); 15488 installedUsers = ps.queryInstalledUsers(allUsers, true); 15489 15490 // don't allow an upgrade from full to ephemeral 15491 if (isInstantApp) { 15492 if (user == null || user.getIdentifier() == UserHandle.USER_ALL) { 15493 for (int currentUser : allUsers) { 15494 if (!ps.getInstantApp(currentUser)) { 15495 // can't downgrade from full to instant 15496 Slog.w(TAG, "Can't replace full app with instant app: " + pkgName 15497 + " for user: " + currentUser); 15498 res.setReturnCode(PackageManager.INSTALL_FAILED_INSTANT_APP_INVALID); 15499 return; 15500 } 15501 } 15502 } else if (!ps.getInstantApp(user.getIdentifier())) { 15503 // can't downgrade from full to instant 15504 Slog.w(TAG, "Can't replace full app with instant app: " + pkgName 15505 + " for user: " + user.getIdentifier()); 15506 res.setReturnCode(PackageManager.INSTALL_FAILED_INSTANT_APP_INVALID); 15507 return; 15508 } 15509 } 15510 } 15511 15512 // Update what is removed 15513 res.removedInfo = new PackageRemovedInfo(this); 15514 res.removedInfo.uid = oldPackage.applicationInfo.uid; 15515 res.removedInfo.removedPackage = oldPackage.packageName; 15516 res.removedInfo.installerPackageName = ps.installerPackageName; 15517 res.removedInfo.isStaticSharedLib = pkg.staticSharedLibName != null; 15518 res.removedInfo.isUpdate = true; 15519 res.removedInfo.origUsers = installedUsers; 15520 res.removedInfo.installReasons = new SparseArray<>(installedUsers.length); 15521 for (int i = 0; i < installedUsers.length; i++) { 15522 final int userId = installedUsers[i]; 15523 res.removedInfo.installReasons.put(userId, ps.getInstallReason(userId)); 15524 } 15525 15526 final int childCount = (oldPackage.childPackages != null) 15527 ? oldPackage.childPackages.size() : 0; 15528 for (int i = 0; i < childCount; i++) { 15529 boolean childPackageUpdated = false; 15530 PackageParser.Package childPkg = oldPackage.childPackages.get(i); 15531 final PackageSetting childPs = mSettings.getPackageLPr(childPkg.packageName); 15532 if (res.addedChildPackages != null) { 15533 PackageInstalledInfo childRes = res.addedChildPackages.get(childPkg.packageName); 15534 if (childRes != null) { 15535 childRes.removedInfo.uid = childPkg.applicationInfo.uid; 15536 childRes.removedInfo.removedPackage = childPkg.packageName; 15537 if (childPs != null) { 15538 childRes.removedInfo.installerPackageName = childPs.installerPackageName; 15539 } 15540 childRes.removedInfo.isUpdate = true; 15541 childRes.removedInfo.installReasons = res.removedInfo.installReasons; 15542 childPackageUpdated = true; 15543 } 15544 } 15545 if (!childPackageUpdated) { 15546 PackageRemovedInfo childRemovedRes = new PackageRemovedInfo(this); 15547 childRemovedRes.removedPackage = childPkg.packageName; 15548 if (childPs != null) { 15549 childRemovedRes.installerPackageName = childPs.installerPackageName; 15550 } 15551 childRemovedRes.isUpdate = false; 15552 childRemovedRes.dataRemoved = true; 15553 synchronized (mPackages) { 15554 if (childPs != null) { 15555 childRemovedRes.origUsers = childPs.queryInstalledUsers(allUsers, true); 15556 } 15557 } 15558 if (res.removedInfo.removedChildPackages == null) { 15559 res.removedInfo.removedChildPackages = new ArrayMap<>(); 15560 } 15561 res.removedInfo.removedChildPackages.put(childPkg.packageName, childRemovedRes); 15562 } 15563 } 15564 15565 boolean sysPkg = (isSystemApp(oldPackage)); 15566 if (sysPkg) { 15567 // Set the system/privileged/oem flags as needed 15568 final boolean privileged = 15569 (oldPackage.applicationInfo.privateFlags 15570 & ApplicationInfo.PRIVATE_FLAG_PRIVILEGED) != 0; 15571 final boolean oem = 15572 (oldPackage.applicationInfo.privateFlags 15573 & ApplicationInfo.PRIVATE_FLAG_OEM) != 0; 15574 final @ParseFlags int systemParseFlags = parseFlags; 15575 final @ScanFlags int systemScanFlags = scanFlags 15576 | SCAN_AS_SYSTEM 15577 | (privileged ? SCAN_AS_PRIVILEGED : 0) 15578 | (oem ? SCAN_AS_OEM : 0); 15579 15580 replaceSystemPackageLIF(oldPackage, pkg, systemParseFlags, systemScanFlags, 15581 user, allUsers, installerPackageName, res, installReason); 15582 } else { 15583 replaceNonSystemPackageLIF(oldPackage, pkg, parseFlags, scanFlags, 15584 user, allUsers, installerPackageName, res, installReason); 15585 } 15586 } 15587 15588 @Override 15589 public List<String> getPreviousCodePaths(String packageName) { 15590 final int callingUid = Binder.getCallingUid(); 15591 final List<String> result = new ArrayList<>(); 15592 if (getInstantAppPackageName(callingUid) != null) { 15593 return result; 15594 } 15595 final PackageSetting ps = mSettings.mPackages.get(packageName); 15596 if (ps != null 15597 && ps.oldCodePaths != null 15598 && !filterAppAccessLPr(ps, callingUid, UserHandle.getUserId(callingUid))) { 15599 result.addAll(ps.oldCodePaths); 15600 } 15601 return result; 15602 } 15603 15604 private void replaceNonSystemPackageLIF(PackageParser.Package deletedPackage, 15605 PackageParser.Package pkg, final @ParseFlags int parseFlags, 15606 final @ScanFlags int scanFlags, UserHandle user, int[] allUsers, 15607 String installerPackageName, PackageInstalledInfo res, int installReason) { 15608 if (DEBUG_INSTALL) Slog.d(TAG, "replaceNonSystemPackageLI: new=" + pkg + ", old=" 15609 + deletedPackage); 15610 15611 String pkgName = deletedPackage.packageName; 15612 boolean deletedPkg = true; 15613 boolean addedPkg = false; 15614 boolean updatedSettings = false; 15615 final boolean killApp = (scanFlags & SCAN_DONT_KILL_APP) == 0; 15616 final int deleteFlags = PackageManager.DELETE_KEEP_DATA 15617 | (killApp ? 0 : PackageManager.DELETE_DONT_KILL_APP); 15618 15619 final long origUpdateTime = (pkg.mExtras != null) 15620 ? ((PackageSetting)pkg.mExtras).lastUpdateTime : 0; 15621 15622 // First delete the existing package while retaining the data directory 15623 if (!deletePackageLIF(pkgName, null, true, allUsers, deleteFlags, 15624 res.removedInfo, true, pkg)) { 15625 // If the existing package wasn't successfully deleted 15626 res.setError(INSTALL_FAILED_REPLACE_COULDNT_DELETE, "replaceNonSystemPackageLI"); 15627 deletedPkg = false; 15628 } else { 15629 // Successfully deleted the old package; proceed with replace. 15630 15631 // If deleted package lived in a container, give users a chance to 15632 // relinquish resources before killing. 15633 if (deletedPackage.isForwardLocked() || isExternal(deletedPackage)) { 15634 if (DEBUG_INSTALL) { 15635 Slog.i(TAG, "upgrading pkg " + deletedPackage + " is ASEC-hosted -> UNAVAILABLE"); 15636 } 15637 final int[] uidArray = new int[] { deletedPackage.applicationInfo.uid }; 15638 final ArrayList<String> pkgList = new ArrayList<String>(1); 15639 pkgList.add(deletedPackage.applicationInfo.packageName); 15640 sendResourcesChangedBroadcast(false, true, pkgList, uidArray, null); 15641 } 15642 15643 clearAppDataLIF(pkg, UserHandle.USER_ALL, StorageManager.FLAG_STORAGE_DE 15644 | StorageManager.FLAG_STORAGE_CE | Installer.FLAG_CLEAR_CODE_CACHE_ONLY); 15645 clearAppProfilesLIF(deletedPackage, UserHandle.USER_ALL); 15646 15647 try { 15648 final PackageParser.Package newPackage = scanPackageTracedLI(pkg, parseFlags, 15649 scanFlags | SCAN_UPDATE_TIME, System.currentTimeMillis(), user); 15650 updateSettingsLI(newPackage, installerPackageName, allUsers, res, user, 15651 installReason); 15652 15653 // Update the in-memory copy of the previous code paths. 15654 PackageSetting ps = mSettings.mPackages.get(pkgName); 15655 if (!killApp) { 15656 if (ps.oldCodePaths == null) { 15657 ps.oldCodePaths = new ArraySet<>(); 15658 } 15659 Collections.addAll(ps.oldCodePaths, deletedPackage.baseCodePath); 15660 if (deletedPackage.splitCodePaths != null) { 15661 Collections.addAll(ps.oldCodePaths, deletedPackage.splitCodePaths); 15662 } 15663 } else { 15664 ps.oldCodePaths = null; 15665 } 15666 if (ps.childPackageNames != null) { 15667 for (int i = ps.childPackageNames.size() - 1; i >= 0; --i) { 15668 final String childPkgName = ps.childPackageNames.get(i); 15669 final PackageSetting childPs = mSettings.mPackages.get(childPkgName); 15670 childPs.oldCodePaths = ps.oldCodePaths; 15671 } 15672 } 15673 // set instant app status, but, only if it's explicitly specified 15674 final boolean instantApp = (scanFlags & SCAN_AS_INSTANT_APP) != 0; 15675 final boolean fullApp = (scanFlags & SCAN_AS_FULL_APP) != 0; 15676 setInstantAppForUser(ps, user.getIdentifier(), instantApp, fullApp); 15677 prepareAppDataAfterInstallLIF(newPackage); 15678 addedPkg = true; 15679 mDexManager.notifyPackageUpdated(newPackage.packageName, 15680 newPackage.baseCodePath, newPackage.splitCodePaths); 15681 } catch (PackageManagerException e) { 15682 res.setError("Package couldn't be installed in " + pkg.codePath, e); 15683 } 15684 } 15685 15686 if (res.returnCode != PackageManager.INSTALL_SUCCEEDED) { 15687 if (DEBUG_INSTALL) Slog.d(TAG, "Install failed, rolling pack: " + pkgName); 15688 15689 // Revert all internal state mutations and added folders for the failed install 15690 if (addedPkg) { 15691 deletePackageLIF(pkgName, null, true, allUsers, deleteFlags, 15692 res.removedInfo, true, null); 15693 } 15694 15695 // Restore the old package 15696 if (deletedPkg) { 15697 if (DEBUG_INSTALL) Slog.d(TAG, "Install failed, reinstalling: " + deletedPackage); 15698 File restoreFile = new File(deletedPackage.codePath); 15699 // Parse old package 15700 boolean oldExternal = isExternal(deletedPackage); 15701 int oldParseFlags = mDefParseFlags | PackageParser.PARSE_CHATTY | 15702 (deletedPackage.isForwardLocked() ? PackageParser.PARSE_FORWARD_LOCK : 0) | 15703 (oldExternal ? PackageParser.PARSE_EXTERNAL_STORAGE : 0); 15704 int oldScanFlags = SCAN_UPDATE_SIGNATURE | SCAN_UPDATE_TIME; 15705 try { 15706 scanPackageTracedLI(restoreFile, oldParseFlags, oldScanFlags, origUpdateTime, 15707 null); 15708 } catch (PackageManagerException e) { 15709 Slog.e(TAG, "Failed to restore package : " + pkgName + " after failed upgrade: " 15710 + e.getMessage()); 15711 return; 15712 } 15713 15714 synchronized (mPackages) { 15715 // Ensure the installer package name up to date 15716 setInstallerPackageNameLPw(deletedPackage, installerPackageName); 15717 15718 // Update permissions for restored package 15719 mPermissionManager.updatePermissions( 15720 deletedPackage.packageName, deletedPackage, false, mPackages.values(), 15721 mPermissionCallback); 15722 15723 mSettings.writeLPr(); 15724 } 15725 15726 Slog.i(TAG, "Successfully restored package : " + pkgName + " after failed upgrade"); 15727 } 15728 } else { 15729 synchronized (mPackages) { 15730 PackageSetting ps = mSettings.getPackageLPr(pkg.packageName); 15731 if (ps != null) { 15732 res.removedInfo.removedForAllUsers = mPackages.get(ps.name) == null; 15733 if (res.removedInfo.removedChildPackages != null) { 15734 final int childCount = res.removedInfo.removedChildPackages.size(); 15735 // Iterate in reverse as we may modify the collection 15736 for (int i = childCount - 1; i >= 0; i--) { 15737 String childPackageName = res.removedInfo.removedChildPackages.keyAt(i); 15738 if (res.addedChildPackages.containsKey(childPackageName)) { 15739 res.removedInfo.removedChildPackages.removeAt(i); 15740 } else { 15741 PackageRemovedInfo childInfo = res.removedInfo 15742 .removedChildPackages.valueAt(i); 15743 childInfo.removedForAllUsers = mPackages.get( 15744 childInfo.removedPackage) == null; 15745 } 15746 } 15747 } 15748 } 15749 } 15750 } 15751 } 15752 15753 private void replaceSystemPackageLIF(PackageParser.Package deletedPackage, 15754 PackageParser.Package pkg, final @ParseFlags int parseFlags, 15755 final @ScanFlags int scanFlags, UserHandle user, 15756 int[] allUsers, String installerPackageName, PackageInstalledInfo res, 15757 int installReason) { 15758 if (DEBUG_INSTALL) Slog.d(TAG, "replaceSystemPackageLI: new=" + pkg 15759 + ", old=" + deletedPackage); 15760 15761 final boolean disabledSystem; 15762 15763 // Remove existing system package 15764 removePackageLI(deletedPackage, true); 15765 15766 synchronized (mPackages) { 15767 disabledSystem = disableSystemPackageLPw(deletedPackage, pkg); 15768 } 15769 if (!disabledSystem) { 15770 // We didn't need to disable the .apk as a current system package, 15771 // which means we are replacing another update that is already 15772 // installed. We need to make sure to delete the older one's .apk. 15773 res.removedInfo.args = createInstallArgsForExisting(0, 15774 deletedPackage.applicationInfo.getCodePath(), 15775 deletedPackage.applicationInfo.getResourcePath(), 15776 getAppDexInstructionSets(deletedPackage.applicationInfo)); 15777 } else { 15778 res.removedInfo.args = null; 15779 } 15780 15781 // Successfully disabled the old package. Now proceed with re-installation 15782 clearAppDataLIF(pkg, UserHandle.USER_ALL, StorageManager.FLAG_STORAGE_DE 15783 | StorageManager.FLAG_STORAGE_CE | Installer.FLAG_CLEAR_CODE_CACHE_ONLY); 15784 clearAppProfilesLIF(deletedPackage, UserHandle.USER_ALL); 15785 15786 res.setReturnCode(PackageManager.INSTALL_SUCCEEDED); 15787 pkg.setApplicationInfoFlags(ApplicationInfo.FLAG_UPDATED_SYSTEM_APP, 15788 ApplicationInfo.FLAG_UPDATED_SYSTEM_APP); 15789 15790 PackageParser.Package newPackage = null; 15791 try { 15792 // Add the package to the internal data structures 15793 newPackage = scanPackageTracedLI(pkg, parseFlags, scanFlags, 0, user); 15794 15795 // Set the update and install times 15796 PackageSetting deletedPkgSetting = (PackageSetting) deletedPackage.mExtras; 15797 setInstallAndUpdateTime(newPackage, deletedPkgSetting.firstInstallTime, 15798 System.currentTimeMillis()); 15799 15800 // Update the package dynamic state if succeeded 15801 if (res.returnCode == PackageManager.INSTALL_SUCCEEDED) { 15802 // Now that the install succeeded make sure we remove data 15803 // directories for any child package the update removed. 15804 final int deletedChildCount = (deletedPackage.childPackages != null) 15805 ? deletedPackage.childPackages.size() : 0; 15806 final int newChildCount = (newPackage.childPackages != null) 15807 ? newPackage.childPackages.size() : 0; 15808 for (int i = 0; i < deletedChildCount; i++) { 15809 PackageParser.Package deletedChildPkg = deletedPackage.childPackages.get(i); 15810 boolean childPackageDeleted = true; 15811 for (int j = 0; j < newChildCount; j++) { 15812 PackageParser.Package newChildPkg = newPackage.childPackages.get(j); 15813 if (deletedChildPkg.packageName.equals(newChildPkg.packageName)) { 15814 childPackageDeleted = false; 15815 break; 15816 } 15817 } 15818 if (childPackageDeleted) { 15819 PackageSetting ps = mSettings.getDisabledSystemPkgLPr( 15820 deletedChildPkg.packageName); 15821 if (ps != null && res.removedInfo.removedChildPackages != null) { 15822 PackageRemovedInfo removedChildRes = res.removedInfo 15823 .removedChildPackages.get(deletedChildPkg.packageName); 15824 removePackageDataLIF(ps, allUsers, removedChildRes, 0, false); 15825 removedChildRes.removedForAllUsers = mPackages.get(ps.name) == null; 15826 } 15827 } 15828 } 15829 15830 updateSettingsLI(newPackage, installerPackageName, allUsers, res, user, 15831 installReason); 15832 prepareAppDataAfterInstallLIF(newPackage); 15833 15834 mDexManager.notifyPackageUpdated(newPackage.packageName, 15835 newPackage.baseCodePath, newPackage.splitCodePaths); 15836 } 15837 } catch (PackageManagerException e) { 15838 res.setReturnCode(INSTALL_FAILED_INTERNAL_ERROR); 15839 res.setError("Package couldn't be installed in " + pkg.codePath, e); 15840 } 15841 15842 if (res.returnCode != PackageManager.INSTALL_SUCCEEDED) { 15843 // Re installation failed. Restore old information 15844 // Remove new pkg information 15845 if (newPackage != null) { 15846 removeInstalledPackageLI(newPackage, true); 15847 } 15848 // Add back the old system package 15849 try { 15850 scanPackageTracedLI(deletedPackage, parseFlags, SCAN_UPDATE_SIGNATURE, 0, user); 15851 } catch (PackageManagerException e) { 15852 Slog.e(TAG, "Failed to restore original package: " + e.getMessage()); 15853 } 15854 15855 synchronized (mPackages) { 15856 if (disabledSystem) { 15857 enableSystemPackageLPw(deletedPackage); 15858 } 15859 15860 // Ensure the installer package name up to date 15861 setInstallerPackageNameLPw(deletedPackage, installerPackageName); 15862 15863 // Update permissions for restored package 15864 mPermissionManager.updatePermissions( 15865 deletedPackage.packageName, deletedPackage, false, mPackages.values(), 15866 mPermissionCallback); 15867 15868 mSettings.writeLPr(); 15869 } 15870 15871 Slog.i(TAG, "Successfully restored package : " + deletedPackage.packageName 15872 + " after failed upgrade"); 15873 } 15874 } 15875 15876 /** 15877 * Checks whether the parent or any of the child packages have a change shared 15878 * user. For a package to be a valid update the shred users of the parent and 15879 * the children should match. We may later support changing child shared users. 15880 * @param oldPkg The updated package. 15881 * @param newPkg The update package. 15882 * @return The shared user that change between the versions. 15883 */ 15884 private String getParentOrChildPackageChangedSharedUser(PackageParser.Package oldPkg, 15885 PackageParser.Package newPkg) { 15886 // Check parent shared user 15887 if (!Objects.equals(oldPkg.mSharedUserId, newPkg.mSharedUserId)) { 15888 return newPkg.packageName; 15889 } 15890 // Check child shared users 15891 final int oldChildCount = (oldPkg.childPackages != null) ? oldPkg.childPackages.size() : 0; 15892 final int newChildCount = (newPkg.childPackages != null) ? newPkg.childPackages.size() : 0; 15893 for (int i = 0; i < newChildCount; i++) { 15894 PackageParser.Package newChildPkg = newPkg.childPackages.get(i); 15895 // If this child was present, did it have the same shared user? 15896 for (int j = 0; j < oldChildCount; j++) { 15897 PackageParser.Package oldChildPkg = oldPkg.childPackages.get(j); 15898 if (newChildPkg.packageName.equals(oldChildPkg.packageName) 15899 && !Objects.equals(newChildPkg.mSharedUserId, oldChildPkg.mSharedUserId)) { 15900 return newChildPkg.packageName; 15901 } 15902 } 15903 } 15904 return null; 15905 } 15906 15907 private void removeNativeBinariesLI(PackageSetting ps) { 15908 // Remove the lib path for the parent package 15909 if (ps != null) { 15910 NativeLibraryHelper.removeNativeBinariesLI(ps.legacyNativeLibraryPathString); 15911 // Remove the lib path for the child packages 15912 final int childCount = (ps.childPackageNames != null) ? ps.childPackageNames.size() : 0; 15913 for (int i = 0; i < childCount; i++) { 15914 PackageSetting childPs = null; 15915 synchronized (mPackages) { 15916 childPs = mSettings.getPackageLPr(ps.childPackageNames.get(i)); 15917 } 15918 if (childPs != null) { 15919 NativeLibraryHelper.removeNativeBinariesLI(childPs 15920 .legacyNativeLibraryPathString); 15921 } 15922 } 15923 } 15924 } 15925 15926 private void enableSystemPackageLPw(PackageParser.Package pkg) { 15927 // Enable the parent package 15928 mSettings.enableSystemPackageLPw(pkg.packageName); 15929 // Enable the child packages 15930 final int childCount = (pkg.childPackages != null) ? pkg.childPackages.size() : 0; 15931 for (int i = 0; i < childCount; i++) { 15932 PackageParser.Package childPkg = pkg.childPackages.get(i); 15933 mSettings.enableSystemPackageLPw(childPkg.packageName); 15934 } 15935 } 15936 15937 private boolean disableSystemPackageLPw(PackageParser.Package oldPkg, 15938 PackageParser.Package newPkg) { 15939 // Disable the parent package (parent always replaced) 15940 boolean disabled = mSettings.disableSystemPackageLPw(oldPkg.packageName, true); 15941 // Disable the child packages 15942 final int childCount = (oldPkg.childPackages != null) ? oldPkg.childPackages.size() : 0; 15943 for (int i = 0; i < childCount; i++) { 15944 PackageParser.Package childPkg = oldPkg.childPackages.get(i); 15945 final boolean replace = newPkg.hasChildPackage(childPkg.packageName); 15946 disabled |= mSettings.disableSystemPackageLPw(childPkg.packageName, replace); 15947 } 15948 return disabled; 15949 } 15950 15951 private void setInstallerPackageNameLPw(PackageParser.Package pkg, 15952 String installerPackageName) { 15953 // Enable the parent package 15954 mSettings.setInstallerPackageName(pkg.packageName, installerPackageName); 15955 // Enable the child packages 15956 final int childCount = (pkg.childPackages != null) ? pkg.childPackages.size() : 0; 15957 for (int i = 0; i < childCount; i++) { 15958 PackageParser.Package childPkg = pkg.childPackages.get(i); 15959 mSettings.setInstallerPackageName(childPkg.packageName, installerPackageName); 15960 } 15961 } 15962 15963 private void updateSettingsLI(PackageParser.Package newPackage, String installerPackageName, 15964 int[] allUsers, PackageInstalledInfo res, UserHandle user, int installReason) { 15965 // Update the parent package setting 15966 updateSettingsInternalLI(newPackage, installerPackageName, allUsers, res.origUsers, 15967 res, user, installReason); 15968 // Update the child packages setting 15969 final int childCount = (newPackage.childPackages != null) 15970 ? newPackage.childPackages.size() : 0; 15971 for (int i = 0; i < childCount; i++) { 15972 PackageParser.Package childPackage = newPackage.childPackages.get(i); 15973 PackageInstalledInfo childRes = res.addedChildPackages.get(childPackage.packageName); 15974 updateSettingsInternalLI(childPackage, installerPackageName, allUsers, 15975 childRes.origUsers, childRes, user, installReason); 15976 } 15977 } 15978 15979 private void updateSettingsInternalLI(PackageParser.Package pkg, 15980 String installerPackageName, int[] allUsers, int[] installedForUsers, 15981 PackageInstalledInfo res, UserHandle user, int installReason) { 15982 Trace.traceBegin(TRACE_TAG_PACKAGE_MANAGER, "updateSettings"); 15983 15984 String pkgName = pkg.packageName; 15985 synchronized (mPackages) { 15986 //write settings. the installStatus will be incomplete at this stage. 15987 //note that the new package setting would have already been 15988 //added to mPackages. It hasn't been persisted yet. 15989 mSettings.setInstallStatus(pkgName, PackageSettingBase.PKG_INSTALL_INCOMPLETE); 15990 // TODO: Remove this write? It's also written at the end of this method 15991 Trace.traceBegin(TRACE_TAG_PACKAGE_MANAGER, "writeSettings"); 15992 mSettings.writeLPr(); 15993 Trace.traceEnd(TRACE_TAG_PACKAGE_MANAGER); 15994 } 15995 15996 if (DEBUG_INSTALL) Slog.d(TAG, "New package installed in " + pkg.codePath); 15997 synchronized (mPackages) { 15998// NOTE: This changes slightly to include UPDATE_PERMISSIONS_ALL regardless of the size of pkg.permissions 15999 mPermissionManager.updatePermissions(pkg.packageName, pkg, true, mPackages.values(), 16000 mPermissionCallback); 16001 // For system-bundled packages, we assume that installing an upgraded version 16002 // of the package implies that the user actually wants to run that new code, 16003 // so we enable the package. 16004 PackageSetting ps = mSettings.mPackages.get(pkgName); 16005 final int userId = user.getIdentifier(); 16006 if (ps != null) { 16007 if (isSystemApp(pkg)) { 16008 if (DEBUG_INSTALL) { 16009 Slog.d(TAG, "Implicitly enabling system package on upgrade: " + pkgName); 16010 } 16011 // Enable system package for requested users 16012 if (res.origUsers != null) { 16013 for (int origUserId : res.origUsers) { 16014 if (userId == UserHandle.USER_ALL || userId == origUserId) { 16015 ps.setEnabled(COMPONENT_ENABLED_STATE_DEFAULT, 16016 origUserId, installerPackageName); 16017 } 16018 } 16019 } 16020 // Also convey the prior install/uninstall state 16021 if (allUsers != null && installedForUsers != null) { 16022 for (int currentUserId : allUsers) { 16023 final boolean installed = ArrayUtils.contains( 16024 installedForUsers, currentUserId); 16025 if (DEBUG_INSTALL) { 16026 Slog.d(TAG, " user " + currentUserId + " => " + installed); 16027 } 16028 ps.setInstalled(installed, currentUserId); 16029 } 16030 // these install state changes will be persisted in the 16031 // upcoming call to mSettings.writeLPr(). 16032 } 16033 } 16034 // It's implied that when a user requests installation, they want the app to be 16035 // installed and enabled. 16036 if (userId != UserHandle.USER_ALL) { 16037 ps.setInstalled(true, userId); 16038 ps.setEnabled(COMPONENT_ENABLED_STATE_DEFAULT, userId, installerPackageName); 16039 } 16040 16041 // When replacing an existing package, preserve the original install reason for all 16042 // users that had the package installed before. 16043 final Set<Integer> previousUserIds = new ArraySet<>(); 16044 if (res.removedInfo != null && res.removedInfo.installReasons != null) { 16045 final int installReasonCount = res.removedInfo.installReasons.size(); 16046 for (int i = 0; i < installReasonCount; i++) { 16047 final int previousUserId = res.removedInfo.installReasons.keyAt(i); 16048 final int previousInstallReason = res.removedInfo.installReasons.valueAt(i); 16049 ps.setInstallReason(previousInstallReason, previousUserId); 16050 previousUserIds.add(previousUserId); 16051 } 16052 } 16053 16054 // Set install reason for users that are having the package newly installed. 16055 if (userId == UserHandle.USER_ALL) { 16056 for (int currentUserId : sUserManager.getUserIds()) { 16057 if (!previousUserIds.contains(currentUserId)) { 16058 ps.setInstallReason(installReason, currentUserId); 16059 } 16060 } 16061 } else if (!previousUserIds.contains(userId)) { 16062 ps.setInstallReason(installReason, userId); 16063 } 16064 mSettings.writeKernelMappingLPr(ps); 16065 } 16066 res.name = pkgName; 16067 res.uid = pkg.applicationInfo.uid; 16068 res.pkg = pkg; 16069 mSettings.setInstallStatus(pkgName, PackageSettingBase.PKG_INSTALL_COMPLETE); 16070 mSettings.setInstallerPackageName(pkgName, installerPackageName); 16071 res.setReturnCode(PackageManager.INSTALL_SUCCEEDED); 16072 //to update install status 16073 Trace.traceBegin(TRACE_TAG_PACKAGE_MANAGER, "writeSettings"); 16074 mSettings.writeLPr(); 16075 Trace.traceEnd(TRACE_TAG_PACKAGE_MANAGER); 16076 } 16077 16078 Trace.traceEnd(TRACE_TAG_PACKAGE_MANAGER); 16079 } 16080 16081 private void installPackageTracedLI(InstallArgs args, PackageInstalledInfo res) { 16082 try { 16083 Trace.traceBegin(TRACE_TAG_PACKAGE_MANAGER, "installPackage"); 16084 installPackageLI(args, res); 16085 } finally { 16086 Trace.traceEnd(TRACE_TAG_PACKAGE_MANAGER); 16087 } 16088 } 16089 16090 private void installPackageLI(InstallArgs args, PackageInstalledInfo res) { 16091 final int installFlags = args.installFlags; 16092 final String installerPackageName = args.installerPackageName; 16093 final String volumeUuid = args.volumeUuid; 16094 final File tmpPackageFile = new File(args.getCodePath()); 16095 final boolean forwardLocked = ((installFlags & PackageManager.INSTALL_FORWARD_LOCK) != 0); 16096 final boolean onExternal = (((installFlags & PackageManager.INSTALL_EXTERNAL) != 0) 16097 || (args.volumeUuid != null)); 16098 final boolean instantApp = ((installFlags & PackageManager.INSTALL_INSTANT_APP) != 0); 16099 final boolean fullApp = ((installFlags & PackageManager.INSTALL_FULL_APP) != 0); 16100 final boolean forceSdk = ((installFlags & PackageManager.INSTALL_FORCE_SDK) != 0); 16101 final boolean virtualPreload = 16102 ((installFlags & PackageManager.INSTALL_VIRTUAL_PRELOAD) != 0); 16103 boolean replace = false; 16104 @ScanFlags int scanFlags = SCAN_NEW_INSTALL | SCAN_UPDATE_SIGNATURE; 16105 if (args.move != null) { 16106 // moving a complete application; perform an initial scan on the new install location 16107 scanFlags |= SCAN_INITIAL; 16108 } 16109 if ((installFlags & PackageManager.INSTALL_DONT_KILL_APP) != 0) { 16110 scanFlags |= SCAN_DONT_KILL_APP; 16111 } 16112 if (instantApp) { 16113 scanFlags |= SCAN_AS_INSTANT_APP; 16114 } 16115 if (fullApp) { 16116 scanFlags |= SCAN_AS_FULL_APP; 16117 } 16118 if (virtualPreload) { 16119 scanFlags |= SCAN_AS_VIRTUAL_PRELOAD; 16120 } 16121 16122 // Result object to be returned 16123 res.setReturnCode(PackageManager.INSTALL_SUCCEEDED); 16124 res.installerPackageName = installerPackageName; 16125 16126 if (DEBUG_INSTALL) Slog.d(TAG, "installPackageLI: path=" + tmpPackageFile); 16127 16128 // Sanity check 16129 if (instantApp && (forwardLocked || onExternal)) { 16130 Slog.i(TAG, "Incompatible ephemeral install; fwdLocked=" + forwardLocked 16131 + " external=" + onExternal); 16132 res.setReturnCode(PackageManager.INSTALL_FAILED_INSTANT_APP_INVALID); 16133 return; 16134 } 16135 16136 // Retrieve PackageSettings and parse package 16137 @ParseFlags final int parseFlags = mDefParseFlags | PackageParser.PARSE_CHATTY 16138 | PackageParser.PARSE_ENFORCE_CODE 16139 | (forwardLocked ? PackageParser.PARSE_FORWARD_LOCK : 0) 16140 | (onExternal ? PackageParser.PARSE_EXTERNAL_STORAGE : 0) 16141 | (instantApp ? PackageParser.PARSE_IS_EPHEMERAL : 0) 16142 | (forceSdk ? PackageParser.PARSE_FORCE_SDK : 0); 16143 PackageParser pp = new PackageParser(); 16144 pp.setSeparateProcesses(mSeparateProcesses); 16145 pp.setDisplayMetrics(mMetrics); 16146 pp.setCallback(mPackageParserCallback); 16147 16148 Trace.traceBegin(TRACE_TAG_PACKAGE_MANAGER, "parsePackage"); 16149 final PackageParser.Package pkg; 16150 try { 16151 pkg = pp.parsePackage(tmpPackageFile, parseFlags); 16152 } catch (PackageParserException e) { 16153 res.setError("Failed parse during installPackageLI", e); 16154 return; 16155 } finally { 16156 Trace.traceEnd(TRACE_TAG_PACKAGE_MANAGER); 16157 } 16158 16159 // Instant apps must have target SDK >= O and have targetSanboxVersion >= 2 16160 if (instantApp && pkg.applicationInfo.targetSdkVersion <= Build.VERSION_CODES.N_MR1) { 16161 Slog.w(TAG, "Instant app package " + pkg.packageName + " does not target O"); 16162 res.setError(INSTALL_FAILED_SANDBOX_VERSION_DOWNGRADE, 16163 "Instant app package must target O"); 16164 return; 16165 } 16166 if (instantApp && pkg.applicationInfo.targetSandboxVersion != 2) { 16167 Slog.w(TAG, "Instant app package " + pkg.packageName 16168 + " does not target targetSandboxVersion 2"); 16169 res.setError(INSTALL_FAILED_SANDBOX_VERSION_DOWNGRADE, 16170 "Instant app package must use targetSanboxVersion 2"); 16171 return; 16172 } 16173 16174 if (pkg.applicationInfo.isStaticSharedLibrary()) { 16175 // Static shared libraries have synthetic package names 16176 renameStaticSharedLibraryPackage(pkg); 16177 16178 // No static shared libs on external storage 16179 if (onExternal) { 16180 Slog.i(TAG, "Static shared libs can only be installed on internal storage."); 16181 res.setError(INSTALL_FAILED_INVALID_INSTALL_LOCATION, 16182 "Packages declaring static-shared libs cannot be updated"); 16183 return; 16184 } 16185 } 16186 16187 // If we are installing a clustered package add results for the children 16188 if (pkg.childPackages != null) { 16189 synchronized (mPackages) { 16190 final int childCount = pkg.childPackages.size(); 16191 for (int i = 0; i < childCount; i++) { 16192 PackageParser.Package childPkg = pkg.childPackages.get(i); 16193 PackageInstalledInfo childRes = new PackageInstalledInfo(); 16194 childRes.setReturnCode(PackageManager.INSTALL_SUCCEEDED); 16195 childRes.pkg = childPkg; 16196 childRes.name = childPkg.packageName; 16197 PackageSetting childPs = mSettings.getPackageLPr(childPkg.packageName); 16198 if (childPs != null) { 16199 childRes.origUsers = childPs.queryInstalledUsers( 16200 sUserManager.getUserIds(), true); 16201 } 16202 if ((mPackages.containsKey(childPkg.packageName))) { 16203 childRes.removedInfo = new PackageRemovedInfo(this); 16204 childRes.removedInfo.removedPackage = childPkg.packageName; 16205 childRes.removedInfo.installerPackageName = childPs.installerPackageName; 16206 } 16207 if (res.addedChildPackages == null) { 16208 res.addedChildPackages = new ArrayMap<>(); 16209 } 16210 res.addedChildPackages.put(childPkg.packageName, childRes); 16211 } 16212 } 16213 } 16214 16215 // If package doesn't declare API override, mark that we have an install 16216 // time CPU ABI override. 16217 if (TextUtils.isEmpty(pkg.cpuAbiOverride)) { 16218 pkg.cpuAbiOverride = args.abiOverride; 16219 } 16220 16221 String pkgName = res.name = pkg.packageName; 16222 if ((pkg.applicationInfo.flags&ApplicationInfo.FLAG_TEST_ONLY) != 0) { 16223 if ((installFlags & PackageManager.INSTALL_ALLOW_TEST) == 0) { 16224 res.setError(INSTALL_FAILED_TEST_ONLY, "installPackageLI"); 16225 return; 16226 } 16227 } 16228 16229 try { 16230 // either use what we've been given or parse directly from the APK 16231 if (args.certificates != null) { 16232 try { 16233 PackageParser.populateCertificates(pkg, args.certificates); 16234 } catch (PackageParserException e) { 16235 // there was something wrong with the certificates we were given; 16236 // try to pull them from the APK 16237 PackageParser.collectCertificates(pkg, parseFlags); 16238 } 16239 } else { 16240 PackageParser.collectCertificates(pkg, parseFlags); 16241 } 16242 } catch (PackageParserException e) { 16243 res.setError("Failed collect during installPackageLI", e); 16244 return; 16245 } 16246 16247 // Get rid of all references to package scan path via parser. 16248 pp = null; 16249 String oldCodePath = null; 16250 boolean systemApp = false; 16251 synchronized (mPackages) { 16252 // Check if installing already existing package 16253 if ((installFlags & PackageManager.INSTALL_REPLACE_EXISTING) != 0) { 16254 String oldName = mSettings.getRenamedPackageLPr(pkgName); 16255 if (pkg.mOriginalPackages != null 16256 && pkg.mOriginalPackages.contains(oldName) 16257 && mPackages.containsKey(oldName)) { 16258 // This package is derived from an original package, 16259 // and this device has been updating from that original 16260 // name. We must continue using the original name, so 16261 // rename the new package here. 16262 pkg.setPackageName(oldName); 16263 pkgName = pkg.packageName; 16264 replace = true; 16265 if (DEBUG_INSTALL) Slog.d(TAG, "Replacing existing renamed package: oldName=" 16266 + oldName + " pkgName=" + pkgName); 16267 } else if (mPackages.containsKey(pkgName)) { 16268 // This package, under its official name, already exists 16269 // on the device; we should replace it. 16270 replace = true; 16271 if (DEBUG_INSTALL) Slog.d(TAG, "Replace existing pacakge: " + pkgName); 16272 } 16273 16274 // Child packages are installed through the parent package 16275 if (pkg.parentPackage != null) { 16276 res.setError(PackageManager.INSTALL_PARSE_FAILED_BAD_PACKAGE_NAME, 16277 "Package " + pkg.packageName + " is child of package " 16278 + pkg.parentPackage.parentPackage + ". Child packages " 16279 + "can be updated only through the parent package."); 16280 return; 16281 } 16282 16283 if (replace) { 16284 // Prevent apps opting out from runtime permissions 16285 PackageParser.Package oldPackage = mPackages.get(pkgName); 16286 final int oldTargetSdk = oldPackage.applicationInfo.targetSdkVersion; 16287 final int newTargetSdk = pkg.applicationInfo.targetSdkVersion; 16288 if (oldTargetSdk > Build.VERSION_CODES.LOLLIPOP_MR1 16289 && newTargetSdk <= Build.VERSION_CODES.LOLLIPOP_MR1) { 16290 res.setError(PackageManager.INSTALL_FAILED_PERMISSION_MODEL_DOWNGRADE, 16291 "Package " + pkg.packageName + " new target SDK " + newTargetSdk 16292 + " doesn't support runtime permissions but the old" 16293 + " target SDK " + oldTargetSdk + " does."); 16294 return; 16295 } 16296 // Prevent apps from downgrading their targetSandbox. 16297 final int oldTargetSandbox = oldPackage.applicationInfo.targetSandboxVersion; 16298 final int newTargetSandbox = pkg.applicationInfo.targetSandboxVersion; 16299 if (oldTargetSandbox == 2 && newTargetSandbox != 2) { 16300 res.setError(PackageManager.INSTALL_FAILED_SANDBOX_VERSION_DOWNGRADE, 16301 "Package " + pkg.packageName + " new target sandbox " 16302 + newTargetSandbox + " is incompatible with the previous value of" 16303 + oldTargetSandbox + "."); 16304 return; 16305 } 16306 16307 // Prevent installing of child packages 16308 if (oldPackage.parentPackage != null) { 16309 res.setError(PackageManager.INSTALL_PARSE_FAILED_BAD_PACKAGE_NAME, 16310 "Package " + pkg.packageName + " is child of package " 16311 + oldPackage.parentPackage + ". Child packages " 16312 + "can be updated only through the parent package."); 16313 return; 16314 } 16315 } 16316 } 16317 16318 PackageSetting ps = mSettings.mPackages.get(pkgName); 16319 if (ps != null) { 16320 if (DEBUG_INSTALL) Slog.d(TAG, "Existing package: " + ps); 16321 16322 // Static shared libs have same package with different versions where 16323 // we internally use a synthetic package name to allow multiple versions 16324 // of the same package, therefore we need to compare signatures against 16325 // the package setting for the latest library version. 16326 PackageSetting signatureCheckPs = ps; 16327 if (pkg.applicationInfo.isStaticSharedLibrary()) { 16328 SharedLibraryEntry libraryEntry = getLatestSharedLibraVersionLPr(pkg); 16329 if (libraryEntry != null) { 16330 signatureCheckPs = mSettings.getPackageLPr(libraryEntry.apk); 16331 } 16332 } 16333 16334 // Quick sanity check that we're signed correctly if updating; 16335 // we'll check this again later when scanning, but we want to 16336 // bail early here before tripping over redefined permissions. 16337 final KeySetManagerService ksms = mSettings.mKeySetManagerService; 16338 if (ksms.shouldCheckUpgradeKeySetLocked(signatureCheckPs, scanFlags)) { 16339 if (!ksms.checkUpgradeKeySetLocked(signatureCheckPs, pkg)) { 16340 res.setError(INSTALL_FAILED_UPDATE_INCOMPATIBLE, "Package " 16341 + pkg.packageName + " upgrade keys do not match the " 16342 + "previously installed version"); 16343 return; 16344 } 16345 } else { 16346 try { 16347 final boolean compareCompat = isCompatSignatureUpdateNeeded(pkg); 16348 final boolean compareRecover = isRecoverSignatureUpdateNeeded(pkg); 16349 final boolean compatMatch = verifySignatures( 16350 signatureCheckPs, pkg.mSignatures, compareCompat, compareRecover); 16351 // The new KeySets will be re-added later in the scanning process. 16352 if (compatMatch) { 16353 synchronized (mPackages) { 16354 ksms.removeAppKeySetDataLPw(pkg.packageName); 16355 } 16356 } 16357 } catch (PackageManagerException e) { 16358 res.setError(e.error, e.getMessage()); 16359 return; 16360 } 16361 } 16362 16363 oldCodePath = mSettings.mPackages.get(pkgName).codePathString; 16364 if (ps.pkg != null && ps.pkg.applicationInfo != null) { 16365 systemApp = (ps.pkg.applicationInfo.flags & 16366 ApplicationInfo.FLAG_SYSTEM) != 0; 16367 } 16368 res.origUsers = ps.queryInstalledUsers(sUserManager.getUserIds(), true); 16369 } 16370 16371 int N = pkg.permissions.size(); 16372 for (int i = N-1; i >= 0; i--) { 16373 final PackageParser.Permission perm = pkg.permissions.get(i); 16374 final BasePermission bp = 16375 (BasePermission) mPermissionManager.getPermissionTEMP(perm.info.name); 16376 16377 // Don't allow anyone but the system to define ephemeral permissions. 16378 if ((perm.info.protectionLevel & PermissionInfo.PROTECTION_FLAG_INSTANT) != 0 16379 && !systemApp) { 16380 Slog.w(TAG, "Non-System package " + pkg.packageName 16381 + " attempting to delcare ephemeral permission " 16382 + perm.info.name + "; Removing ephemeral."); 16383 perm.info.protectionLevel &= ~PermissionInfo.PROTECTION_FLAG_INSTANT; 16384 } 16385 16386 // Check whether the newly-scanned package wants to define an already-defined perm 16387 if (bp != null) { 16388 // If the defining package is signed with our cert, it's okay. This 16389 // also includes the "updating the same package" case, of course. 16390 // "updating same package" could also involve key-rotation. 16391 final boolean sigsOk; 16392 final String sourcePackageName = bp.getSourcePackageName(); 16393 final PackageSettingBase sourcePackageSetting = bp.getSourcePackageSetting(); 16394 final KeySetManagerService ksms = mSettings.mKeySetManagerService; 16395 if (sourcePackageName.equals(pkg.packageName) 16396 && (ksms.shouldCheckUpgradeKeySetLocked( 16397 sourcePackageSetting, scanFlags))) { 16398 sigsOk = ksms.checkUpgradeKeySetLocked(sourcePackageSetting, pkg); 16399 } else { 16400 sigsOk = compareSignatures(sourcePackageSetting.signatures.mSignatures, 16401 pkg.mSignatures) == PackageManager.SIGNATURE_MATCH; 16402 } 16403 if (!sigsOk) { 16404 // If the owning package is the system itself, we log but allow 16405 // install to proceed; we fail the install on all other permission 16406 // redefinitions. 16407 if (!sourcePackageName.equals("android")) { 16408 res.setError(INSTALL_FAILED_DUPLICATE_PERMISSION, "Package " 16409 + pkg.packageName + " attempting to redeclare permission " 16410 + perm.info.name + " already owned by " + sourcePackageName); 16411 res.origPermission = perm.info.name; 16412 res.origPackage = sourcePackageName; 16413 return; 16414 } else { 16415 Slog.w(TAG, "Package " + pkg.packageName 16416 + " attempting to redeclare system permission " 16417 + perm.info.name + "; ignoring new declaration"); 16418 pkg.permissions.remove(i); 16419 } 16420 } else if (!PLATFORM_PACKAGE_NAME.equals(pkg.packageName)) { 16421 // Prevent apps to change protection level to dangerous from any other 16422 // type as this would allow a privilege escalation where an app adds a 16423 // normal/signature permission in other app's group and later redefines 16424 // it as dangerous leading to the group auto-grant. 16425 if ((perm.info.protectionLevel & PermissionInfo.PROTECTION_MASK_BASE) 16426 == PermissionInfo.PROTECTION_DANGEROUS) { 16427 if (bp != null && !bp.isRuntime()) { 16428 Slog.w(TAG, "Package " + pkg.packageName + " trying to change a " 16429 + "non-runtime permission " + perm.info.name 16430 + " to runtime; keeping old protection level"); 16431 perm.info.protectionLevel = bp.getProtectionLevel(); 16432 } 16433 } 16434 } 16435 } 16436 } 16437 } 16438 16439 if (systemApp) { 16440 if (onExternal) { 16441 // Abort update; system app can't be replaced with app on sdcard 16442 res.setError(INSTALL_FAILED_INVALID_INSTALL_LOCATION, 16443 "Cannot install updates to system apps on sdcard"); 16444 return; 16445 } else if (instantApp) { 16446 // Abort update; system app can't be replaced with an instant app 16447 res.setError(INSTALL_FAILED_INSTANT_APP_INVALID, 16448 "Cannot update a system app with an instant app"); 16449 return; 16450 } 16451 } 16452 16453 if (args.move != null) { 16454 // We did an in-place move, so dex is ready to roll 16455 scanFlags |= SCAN_NO_DEX; 16456 scanFlags |= SCAN_MOVE; 16457 16458 synchronized (mPackages) { 16459 final PackageSetting ps = mSettings.mPackages.get(pkgName); 16460 if (ps == null) { 16461 res.setError(INSTALL_FAILED_INTERNAL_ERROR, 16462 "Missing settings for moved package " + pkgName); 16463 } 16464 16465 // We moved the entire application as-is, so bring over the 16466 // previously derived ABI information. 16467 pkg.applicationInfo.primaryCpuAbi = ps.primaryCpuAbiString; 16468 pkg.applicationInfo.secondaryCpuAbi = ps.secondaryCpuAbiString; 16469 } 16470 16471 } else if (!forwardLocked && !pkg.applicationInfo.isExternalAsec()) { 16472 // Enable SCAN_NO_DEX flag to skip dexopt at a later stage 16473 scanFlags |= SCAN_NO_DEX; 16474 16475 try { 16476 String abiOverride = (TextUtils.isEmpty(pkg.cpuAbiOverride) ? 16477 args.abiOverride : pkg.cpuAbiOverride); 16478 final boolean extractNativeLibs = !pkg.isLibrary(); 16479 derivePackageAbi(pkg, new File(pkg.codePath), abiOverride, 16480 extractNativeLibs, mAppLib32InstallDir); 16481 } catch (PackageManagerException pme) { 16482 Slog.e(TAG, "Error deriving application ABI", pme); 16483 res.setError(INSTALL_FAILED_INTERNAL_ERROR, "Error deriving application ABI"); 16484 return; 16485 } 16486 16487 // Shared libraries for the package need to be updated. 16488 synchronized (mPackages) { 16489 try { 16490 updateSharedLibrariesLPr(pkg, null); 16491 } catch (PackageManagerException e) { 16492 Slog.e(TAG, "updateAllSharedLibrariesLPw failed: " + e.getMessage()); 16493 } 16494 } 16495 } 16496 16497 if (!args.doRename(res.returnCode, pkg, oldCodePath)) { 16498 res.setError(INSTALL_FAILED_INSUFFICIENT_STORAGE, "Failed rename"); 16499 return; 16500 } 16501 16502 // Verify if we need to dexopt the app. 16503 // 16504 // NOTE: it is *important* to call dexopt after doRename which will sync the 16505 // package data from PackageParser.Package and its corresponding ApplicationInfo. 16506 // 16507 // We only need to dexopt if the package meets ALL of the following conditions: 16508 // 1) it is not forward locked. 16509 // 2) it is not on on an external ASEC container. 16510 // 3) it is not an instant app or if it is then dexopt is enabled via gservices. 16511 // 16512 // Note that we do not dexopt instant apps by default. dexopt can take some time to 16513 // complete, so we skip this step during installation. Instead, we'll take extra time 16514 // the first time the instant app starts. It's preferred to do it this way to provide 16515 // continuous progress to the useur instead of mysteriously blocking somewhere in the 16516 // middle of running an instant app. The default behaviour can be overridden 16517 // via gservices. 16518 final boolean performDexopt = !forwardLocked 16519 && !pkg.applicationInfo.isExternalAsec() 16520 && (!instantApp || Global.getInt(mContext.getContentResolver(), 16521 Global.INSTANT_APP_DEXOPT_ENABLED, 0) != 0); 16522 16523 if (performDexopt) { 16524 Trace.traceBegin(TRACE_TAG_PACKAGE_MANAGER, "dexopt"); 16525 // Do not run PackageDexOptimizer through the local performDexOpt 16526 // method because `pkg` may not be in `mPackages` yet. 16527 // 16528 // Also, don't fail application installs if the dexopt step fails. 16529 DexoptOptions dexoptOptions = new DexoptOptions(pkg.packageName, 16530 REASON_INSTALL, 16531 DexoptOptions.DEXOPT_BOOT_COMPLETE); 16532 mPackageDexOptimizer.performDexOpt(pkg, pkg.usesLibraryFiles, 16533 null /* instructionSets */, 16534 getOrCreateCompilerPackageStats(pkg), 16535 mDexManager.getPackageUseInfoOrDefault(pkg.packageName), 16536 dexoptOptions); 16537 Trace.traceEnd(TRACE_TAG_PACKAGE_MANAGER); 16538 } 16539 16540 // Notify BackgroundDexOptService that the package has been changed. 16541 // If this is an update of a package which used to fail to compile, 16542 // BackgroundDexOptService will remove it from its blacklist. 16543 // TODO: Layering violation 16544 BackgroundDexOptService.notifyPackageChanged(pkg.packageName); 16545 16546 if (!instantApp) { 16547 startIntentFilterVerifications(args.user.getIdentifier(), replace, pkg); 16548 } else { 16549 if (DEBUG_DOMAIN_VERIFICATION) { 16550 Slog.d(TAG, "Not verifying instant app install for app links: " + pkgName); 16551 } 16552 } 16553 16554 try (PackageFreezer freezer = freezePackageForInstall(pkgName, installFlags, 16555 "installPackageLI")) { 16556 if (replace) { 16557 if (pkg.applicationInfo.isStaticSharedLibrary()) { 16558 // Static libs have a synthetic package name containing the version 16559 // and cannot be updated as an update would get a new package name, 16560 // unless this is the exact same version code which is useful for 16561 // development. 16562 PackageParser.Package existingPkg = mPackages.get(pkg.packageName); 16563 if (existingPkg != null && existingPkg.mVersionCode != pkg.mVersionCode) { 16564 res.setError(INSTALL_FAILED_DUPLICATE_PACKAGE, "Packages declaring " 16565 + "static-shared libs cannot be updated"); 16566 return; 16567 } 16568 } 16569 replacePackageLIF(pkg, parseFlags, scanFlags, args.user, 16570 installerPackageName, res, args.installReason); 16571 } else { 16572 installNewPackageLIF(pkg, parseFlags, scanFlags | SCAN_DELETE_DATA_ON_FAILURES, 16573 args.user, installerPackageName, volumeUuid, res, args.installReason); 16574 } 16575 } 16576 16577 synchronized (mPackages) { 16578 final PackageSetting ps = mSettings.mPackages.get(pkgName); 16579 if (ps != null) { 16580 res.newUsers = ps.queryInstalledUsers(sUserManager.getUserIds(), true); 16581 ps.setUpdateAvailable(false /*updateAvailable*/); 16582 } 16583 16584 final int childCount = (pkg.childPackages != null) ? pkg.childPackages.size() : 0; 16585 for (int i = 0; i < childCount; i++) { 16586 PackageParser.Package childPkg = pkg.childPackages.get(i); 16587 PackageInstalledInfo childRes = res.addedChildPackages.get(childPkg.packageName); 16588 PackageSetting childPs = mSettings.getPackageLPr(childPkg.packageName); 16589 if (childPs != null) { 16590 childRes.newUsers = childPs.queryInstalledUsers( 16591 sUserManager.getUserIds(), true); 16592 } 16593 } 16594 16595 if (res.returnCode == PackageManager.INSTALL_SUCCEEDED) { 16596 updateSequenceNumberLP(ps, res.newUsers); 16597 updateInstantAppInstallerLocked(pkgName); 16598 } 16599 } 16600 } 16601 16602 private void startIntentFilterVerifications(int userId, boolean replacing, 16603 PackageParser.Package pkg) { 16604 if (mIntentFilterVerifierComponent == null) { 16605 Slog.w(TAG, "No IntentFilter verification will not be done as " 16606 + "there is no IntentFilterVerifier available!"); 16607 return; 16608 } 16609 16610 final int verifierUid = getPackageUid( 16611 mIntentFilterVerifierComponent.getPackageName(), 16612 MATCH_DEBUG_TRIAGED_MISSING, 16613 (userId == UserHandle.USER_ALL) ? UserHandle.USER_SYSTEM : userId); 16614 16615 Message msg = mHandler.obtainMessage(START_INTENT_FILTER_VERIFICATIONS); 16616 msg.obj = new IFVerificationParams(pkg, replacing, userId, verifierUid); 16617 mHandler.sendMessage(msg); 16618 16619 final int childCount = (pkg.childPackages != null) ? pkg.childPackages.size() : 0; 16620 for (int i = 0; i < childCount; i++) { 16621 PackageParser.Package childPkg = pkg.childPackages.get(i); 16622 msg = mHandler.obtainMessage(START_INTENT_FILTER_VERIFICATIONS); 16623 msg.obj = new IFVerificationParams(childPkg, replacing, userId, verifierUid); 16624 mHandler.sendMessage(msg); 16625 } 16626 } 16627 16628 private void verifyIntentFiltersIfNeeded(int userId, int verifierUid, boolean replacing, 16629 PackageParser.Package pkg) { 16630 int size = pkg.activities.size(); 16631 if (size == 0) { 16632 if (DEBUG_DOMAIN_VERIFICATION) Slog.d(TAG, 16633 "No activity, so no need to verify any IntentFilter!"); 16634 return; 16635 } 16636 16637 final boolean hasDomainURLs = hasDomainURLs(pkg); 16638 if (!hasDomainURLs) { 16639 if (DEBUG_DOMAIN_VERIFICATION) Slog.d(TAG, 16640 "No domain URLs, so no need to verify any IntentFilter!"); 16641 return; 16642 } 16643 16644 if (DEBUG_DOMAIN_VERIFICATION) Slog.d(TAG, "Checking for userId:" + userId 16645 + " if any IntentFilter from the " + size 16646 + " Activities needs verification ..."); 16647 16648 int count = 0; 16649 final String packageName = pkg.packageName; 16650 16651 synchronized (mPackages) { 16652 // If this is a new install and we see that we've already run verification for this 16653 // package, we have nothing to do: it means the state was restored from backup. 16654 if (!replacing) { 16655 IntentFilterVerificationInfo ivi = 16656 mSettings.getIntentFilterVerificationLPr(packageName); 16657 if (ivi != null) { 16658 if (DEBUG_DOMAIN_VERIFICATION) { 16659 Slog.i(TAG, "Package " + packageName+ " already verified: status=" 16660 + ivi.getStatusString()); 16661 } 16662 return; 16663 } 16664 } 16665 16666 // If any filters need to be verified, then all need to be. 16667 boolean needToVerify = false; 16668 for (PackageParser.Activity a : pkg.activities) { 16669 for (ActivityIntentInfo filter : a.intents) { 16670 if (filter.needsVerification() && needsNetworkVerificationLPr(filter)) { 16671 if (DEBUG_DOMAIN_VERIFICATION) { 16672 Slog.d(TAG, "Intent filter needs verification, so processing all filters"); 16673 } 16674 needToVerify = true; 16675 break; 16676 } 16677 } 16678 } 16679 16680 if (needToVerify) { 16681 final int verificationId = mIntentFilterVerificationToken++; 16682 for (PackageParser.Activity a : pkg.activities) { 16683 for (ActivityIntentInfo filter : a.intents) { 16684 if (filter.handlesWebUris(true) && needsNetworkVerificationLPr(filter)) { 16685 if (DEBUG_DOMAIN_VERIFICATION) Slog.d(TAG, 16686 "Verification needed for IntentFilter:" + filter.toString()); 16687 mIntentFilterVerifier.addOneIntentFilterVerification( 16688 verifierUid, userId, verificationId, filter, packageName); 16689 count++; 16690 } 16691 } 16692 } 16693 } 16694 } 16695 16696 if (count > 0) { 16697 if (DEBUG_DOMAIN_VERIFICATION) Slog.d(TAG, "Starting " + count 16698 + " IntentFilter verification" + (count > 1 ? "s" : "") 16699 + " for userId:" + userId); 16700 mIntentFilterVerifier.startVerifications(userId); 16701 } else { 16702 if (DEBUG_DOMAIN_VERIFICATION) { 16703 Slog.d(TAG, "No filters or not all autoVerify for " + packageName); 16704 } 16705 } 16706 } 16707 16708 private boolean needsNetworkVerificationLPr(ActivityIntentInfo filter) { 16709 final ComponentName cn = filter.activity.getComponentName(); 16710 final String packageName = cn.getPackageName(); 16711 16712 IntentFilterVerificationInfo ivi = mSettings.getIntentFilterVerificationLPr( 16713 packageName); 16714 if (ivi == null) { 16715 return true; 16716 } 16717 int status = ivi.getStatus(); 16718 switch (status) { 16719 case INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_UNDEFINED: 16720 case INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_ASK: 16721 return true; 16722 16723 default: 16724 // Nothing to do 16725 return false; 16726 } 16727 } 16728 16729 private static boolean isMultiArch(ApplicationInfo info) { 16730 return (info.flags & ApplicationInfo.FLAG_MULTIARCH) != 0; 16731 } 16732 16733 private static boolean isExternal(PackageParser.Package pkg) { 16734 return (pkg.applicationInfo.flags & ApplicationInfo.FLAG_EXTERNAL_STORAGE) != 0; 16735 } 16736 16737 private static boolean isExternal(PackageSetting ps) { 16738 return (ps.pkgFlags & ApplicationInfo.FLAG_EXTERNAL_STORAGE) != 0; 16739 } 16740 16741 private static boolean isSystemApp(PackageParser.Package pkg) { 16742 return (pkg.applicationInfo.flags & ApplicationInfo.FLAG_SYSTEM) != 0; 16743 } 16744 16745 private static boolean isPrivilegedApp(PackageParser.Package pkg) { 16746 return (pkg.applicationInfo.privateFlags & ApplicationInfo.PRIVATE_FLAG_PRIVILEGED) != 0; 16747 } 16748 16749 private static boolean isOemApp(PackageParser.Package pkg) { 16750 return (pkg.applicationInfo.privateFlags & ApplicationInfo.PRIVATE_FLAG_OEM) != 0; 16751 } 16752 16753 private static boolean hasDomainURLs(PackageParser.Package pkg) { 16754 return (pkg.applicationInfo.privateFlags & ApplicationInfo.PRIVATE_FLAG_HAS_DOMAIN_URLS) != 0; 16755 } 16756 16757 private static boolean isSystemApp(PackageSetting ps) { 16758 return (ps.pkgFlags & ApplicationInfo.FLAG_SYSTEM) != 0; 16759 } 16760 16761 private static boolean isUpdatedSystemApp(PackageSetting ps) { 16762 return (ps.pkgFlags & ApplicationInfo.FLAG_UPDATED_SYSTEM_APP) != 0; 16763 } 16764 16765 private int packageFlagsToInstallFlags(PackageSetting ps) { 16766 int installFlags = 0; 16767 if (isExternal(ps) && TextUtils.isEmpty(ps.volumeUuid)) { 16768 // This existing package was an external ASEC install when we have 16769 // the external flag without a UUID 16770 installFlags |= PackageManager.INSTALL_EXTERNAL; 16771 } 16772 if (ps.isForwardLocked()) { 16773 installFlags |= PackageManager.INSTALL_FORWARD_LOCK; 16774 } 16775 return installFlags; 16776 } 16777 16778 private VersionInfo getSettingsVersionForPackage(PackageParser.Package pkg) { 16779 if (isExternal(pkg)) { 16780 if (TextUtils.isEmpty(pkg.volumeUuid)) { 16781 return mSettings.getExternalVersion(); 16782 } else { 16783 return mSettings.findOrCreateVersion(pkg.volumeUuid); 16784 } 16785 } else { 16786 return mSettings.getInternalVersion(); 16787 } 16788 } 16789 16790 private void deleteTempPackageFiles() { 16791 final FilenameFilter filter = new FilenameFilter() { 16792 public boolean accept(File dir, String name) { 16793 return name.startsWith("vmdl") && name.endsWith(".tmp"); 16794 } 16795 }; 16796 for (File file : mDrmAppPrivateInstallDir.listFiles(filter)) { 16797 file.delete(); 16798 } 16799 } 16800 16801 @Override 16802 public void deletePackageAsUser(String packageName, int versionCode, 16803 IPackageDeleteObserver observer, int userId, int flags) { 16804 deletePackageVersioned(new VersionedPackage(packageName, versionCode), 16805 new LegacyPackageDeleteObserver(observer).getBinder(), userId, flags); 16806 } 16807 16808 @Override 16809 public void deletePackageVersioned(VersionedPackage versionedPackage, 16810 final IPackageDeleteObserver2 observer, final int userId, final int deleteFlags) { 16811 final int callingUid = Binder.getCallingUid(); 16812 mContext.enforceCallingOrSelfPermission( 16813 android.Manifest.permission.DELETE_PACKAGES, null); 16814 final boolean canViewInstantApps = canViewInstantApps(callingUid, userId); 16815 Preconditions.checkNotNull(versionedPackage); 16816 Preconditions.checkNotNull(observer); 16817 Preconditions.checkArgumentInRange(versionedPackage.getVersionCode(), 16818 PackageManager.VERSION_CODE_HIGHEST, 16819 Integer.MAX_VALUE, "versionCode must be >= -1"); 16820 16821 final String packageName = versionedPackage.getPackageName(); 16822 final int versionCode = versionedPackage.getVersionCode(); 16823 final String internalPackageName; 16824 synchronized (mPackages) { 16825 // Normalize package name to handle renamed packages and static libs 16826 internalPackageName = resolveInternalPackageNameLPr(versionedPackage.getPackageName(), 16827 versionedPackage.getVersionCode()); 16828 } 16829 16830 final int uid = Binder.getCallingUid(); 16831 if (!isOrphaned(internalPackageName) 16832 && !isCallerAllowedToSilentlyUninstall(uid, internalPackageName)) { 16833 try { 16834 final Intent intent = new Intent(Intent.ACTION_UNINSTALL_PACKAGE); 16835 intent.setData(Uri.fromParts(PACKAGE_SCHEME, packageName, null)); 16836 intent.putExtra(PackageInstaller.EXTRA_CALLBACK, observer.asBinder()); 16837 observer.onUserActionRequired(intent); 16838 } catch (RemoteException re) { 16839 } 16840 return; 16841 } 16842 final boolean deleteAllUsers = (deleteFlags & PackageManager.DELETE_ALL_USERS) != 0; 16843 final int[] users = deleteAllUsers ? sUserManager.getUserIds() : new int[]{ userId }; 16844 if (UserHandle.getUserId(uid) != userId || (deleteAllUsers && users.length > 1)) { 16845 mContext.enforceCallingOrSelfPermission( 16846 android.Manifest.permission.INTERACT_ACROSS_USERS_FULL, 16847 "deletePackage for user " + userId); 16848 } 16849 16850 if (isUserRestricted(userId, UserManager.DISALLOW_UNINSTALL_APPS)) { 16851 try { 16852 observer.onPackageDeleted(packageName, 16853 PackageManager.DELETE_FAILED_USER_RESTRICTED, null); 16854 } catch (RemoteException re) { 16855 } 16856 return; 16857 } 16858 16859 if (!deleteAllUsers && getBlockUninstallForUser(internalPackageName, userId)) { 16860 try { 16861 observer.onPackageDeleted(packageName, 16862 PackageManager.DELETE_FAILED_OWNER_BLOCKED, null); 16863 } catch (RemoteException re) { 16864 } 16865 return; 16866 } 16867 16868 if (DEBUG_REMOVE) { 16869 Slog.d(TAG, "deletePackageAsUser: pkg=" + internalPackageName + " user=" + userId 16870 + " deleteAllUsers: " + deleteAllUsers + " version=" 16871 + (versionCode == PackageManager.VERSION_CODE_HIGHEST 16872 ? "VERSION_CODE_HIGHEST" : versionCode)); 16873 } 16874 // Queue up an async operation since the package deletion may take a little while. 16875 mHandler.post(new Runnable() { 16876 public void run() { 16877 mHandler.removeCallbacks(this); 16878 int returnCode; 16879 final PackageSetting ps = mSettings.mPackages.get(internalPackageName); 16880 boolean doDeletePackage = true; 16881 if (ps != null) { 16882 final boolean targetIsInstantApp = 16883 ps.getInstantApp(UserHandle.getUserId(callingUid)); 16884 doDeletePackage = !targetIsInstantApp 16885 || canViewInstantApps; 16886 } 16887 if (doDeletePackage) { 16888 if (!deleteAllUsers) { 16889 returnCode = deletePackageX(internalPackageName, versionCode, 16890 userId, deleteFlags); 16891 } else { 16892 int[] blockUninstallUserIds = getBlockUninstallForUsers( 16893 internalPackageName, users); 16894 // If nobody is blocking uninstall, proceed with delete for all users 16895 if (ArrayUtils.isEmpty(blockUninstallUserIds)) { 16896 returnCode = deletePackageX(internalPackageName, versionCode, 16897 userId, deleteFlags); 16898 } else { 16899 // Otherwise uninstall individually for users with blockUninstalls=false 16900 final int userFlags = deleteFlags & ~PackageManager.DELETE_ALL_USERS; 16901 for (int userId : users) { 16902 if (!ArrayUtils.contains(blockUninstallUserIds, userId)) { 16903 returnCode = deletePackageX(internalPackageName, versionCode, 16904 userId, userFlags); 16905 if (returnCode != PackageManager.DELETE_SUCCEEDED) { 16906 Slog.w(TAG, "Package delete failed for user " + userId 16907 + ", returnCode " + returnCode); 16908 } 16909 } 16910 } 16911 // The app has only been marked uninstalled for certain users. 16912 // We still need to report that delete was blocked 16913 returnCode = PackageManager.DELETE_FAILED_OWNER_BLOCKED; 16914 } 16915 } 16916 } else { 16917 returnCode = PackageManager.DELETE_FAILED_INTERNAL_ERROR; 16918 } 16919 try { 16920 observer.onPackageDeleted(packageName, returnCode, null); 16921 } catch (RemoteException e) { 16922 Log.i(TAG, "Observer no longer exists."); 16923 } //end catch 16924 } //end run 16925 }); 16926 } 16927 16928 private String resolveExternalPackageNameLPr(PackageParser.Package pkg) { 16929 if (pkg.staticSharedLibName != null) { 16930 return pkg.manifestPackageName; 16931 } 16932 return pkg.packageName; 16933 } 16934 16935 private String resolveInternalPackageNameLPr(String packageName, int versionCode) { 16936 // Handle renamed packages 16937 String normalizedPackageName = mSettings.getRenamedPackageLPr(packageName); 16938 packageName = normalizedPackageName != null ? normalizedPackageName : packageName; 16939 16940 // Is this a static library? 16941 SparseArray<SharedLibraryEntry> versionedLib = 16942 mStaticLibsByDeclaringPackage.get(packageName); 16943 if (versionedLib == null || versionedLib.size() <= 0) { 16944 return packageName; 16945 } 16946 16947 // Figure out which lib versions the caller can see 16948 SparseIntArray versionsCallerCanSee = null; 16949 final int callingAppId = UserHandle.getAppId(Binder.getCallingUid()); 16950 if (callingAppId != Process.SYSTEM_UID && callingAppId != Process.SHELL_UID 16951 && callingAppId != Process.ROOT_UID) { 16952 versionsCallerCanSee = new SparseIntArray(); 16953 String libName = versionedLib.valueAt(0).info.getName(); 16954 String[] uidPackages = getPackagesForUid(Binder.getCallingUid()); 16955 if (uidPackages != null) { 16956 for (String uidPackage : uidPackages) { 16957 PackageSetting ps = mSettings.getPackageLPr(uidPackage); 16958 final int libIdx = ArrayUtils.indexOf(ps.usesStaticLibraries, libName); 16959 if (libIdx >= 0) { 16960 final int libVersion = ps.usesStaticLibrariesVersions[libIdx]; 16961 versionsCallerCanSee.append(libVersion, libVersion); 16962 } 16963 } 16964 } 16965 } 16966 16967 // Caller can see nothing - done 16968 if (versionsCallerCanSee != null && versionsCallerCanSee.size() <= 0) { 16969 return packageName; 16970 } 16971 16972 // Find the version the caller can see and the app version code 16973 SharedLibraryEntry highestVersion = null; 16974 final int versionCount = versionedLib.size(); 16975 for (int i = 0; i < versionCount; i++) { 16976 SharedLibraryEntry libEntry = versionedLib.valueAt(i); 16977 if (versionsCallerCanSee != null && versionsCallerCanSee.indexOfKey( 16978 libEntry.info.getVersion()) < 0) { 16979 continue; 16980 } 16981 final int libVersionCode = libEntry.info.getDeclaringPackage().getVersionCode(); 16982 if (versionCode != PackageManager.VERSION_CODE_HIGHEST) { 16983 if (libVersionCode == versionCode) { 16984 return libEntry.apk; 16985 } 16986 } else if (highestVersion == null) { 16987 highestVersion = libEntry; 16988 } else if (libVersionCode > highestVersion.info 16989 .getDeclaringPackage().getVersionCode()) { 16990 highestVersion = libEntry; 16991 } 16992 } 16993 16994 if (highestVersion != null) { 16995 return highestVersion.apk; 16996 } 16997 16998 return packageName; 16999 } 17000 17001 boolean isCallerVerifier(int callingUid) { 17002 final int callingUserId = UserHandle.getUserId(callingUid); 17003 return mRequiredVerifierPackage != null && 17004 callingUid == getPackageUid(mRequiredVerifierPackage, 0, callingUserId); 17005 } 17006 17007 private boolean isCallerAllowedToSilentlyUninstall(int callingUid, String pkgName) { 17008 if (callingUid == Process.SHELL_UID || callingUid == Process.ROOT_UID 17009 || UserHandle.getAppId(callingUid) == Process.SYSTEM_UID) { 17010 return true; 17011 } 17012 final int callingUserId = UserHandle.getUserId(callingUid); 17013 // If the caller installed the pkgName, then allow it to silently uninstall. 17014 if (callingUid == getPackageUid(getInstallerPackageName(pkgName), 0, callingUserId)) { 17015 return true; 17016 } 17017 17018 // Allow package verifier to silently uninstall. 17019 if (mRequiredVerifierPackage != null && 17020 callingUid == getPackageUid(mRequiredVerifierPackage, 0, callingUserId)) { 17021 return true; 17022 } 17023 17024 // Allow package uninstaller to silently uninstall. 17025 if (mRequiredUninstallerPackage != null && 17026 callingUid == getPackageUid(mRequiredUninstallerPackage, 0, callingUserId)) { 17027 return true; 17028 } 17029 17030 // Allow storage manager to silently uninstall. 17031 if (mStorageManagerPackage != null && 17032 callingUid == getPackageUid(mStorageManagerPackage, 0, callingUserId)) { 17033 return true; 17034 } 17035 17036 // Allow caller having MANAGE_PROFILE_AND_DEVICE_OWNERS permission to silently 17037 // uninstall for device owner provisioning. 17038 if (checkUidPermission(MANAGE_PROFILE_AND_DEVICE_OWNERS, callingUid) 17039 == PERMISSION_GRANTED) { 17040 return true; 17041 } 17042 17043 return false; 17044 } 17045 17046 private int[] getBlockUninstallForUsers(String packageName, int[] userIds) { 17047 int[] result = EMPTY_INT_ARRAY; 17048 for (int userId : userIds) { 17049 if (getBlockUninstallForUser(packageName, userId)) { 17050 result = ArrayUtils.appendInt(result, userId); 17051 } 17052 } 17053 return result; 17054 } 17055 17056 @Override 17057 public boolean isPackageDeviceAdminOnAnyUser(String packageName) { 17058 final int callingUid = Binder.getCallingUid(); 17059 if (getInstantAppPackageName(callingUid) != null 17060 && !isCallerSameApp(packageName, callingUid)) { 17061 return false; 17062 } 17063 return isPackageDeviceAdmin(packageName, UserHandle.USER_ALL); 17064 } 17065 17066 private boolean isPackageDeviceAdmin(String packageName, int userId) { 17067 IDevicePolicyManager dpm = IDevicePolicyManager.Stub.asInterface( 17068 ServiceManager.getService(Context.DEVICE_POLICY_SERVICE)); 17069 try { 17070 if (dpm != null) { 17071 final ComponentName deviceOwnerComponentName = dpm.getDeviceOwnerComponent( 17072 /* callingUserOnly =*/ false); 17073 final String deviceOwnerPackageName = deviceOwnerComponentName == null ? null 17074 : deviceOwnerComponentName.getPackageName(); 17075 // Does the package contains the device owner? 17076 // TODO Do we have to do it even if userId != UserHandle.USER_ALL? Otherwise, 17077 // this check is probably not needed, since DO should be registered as a device 17078 // admin on some user too. (Original bug for this: b/17657954) 17079 if (packageName.equals(deviceOwnerPackageName)) { 17080 return true; 17081 } 17082 // Does it contain a device admin for any user? 17083 int[] users; 17084 if (userId == UserHandle.USER_ALL) { 17085 users = sUserManager.getUserIds(); 17086 } else { 17087 users = new int[]{userId}; 17088 } 17089 for (int i = 0; i < users.length; ++i) { 17090 if (dpm.packageHasActiveAdmins(packageName, users[i])) { 17091 return true; 17092 } 17093 } 17094 } 17095 } catch (RemoteException e) { 17096 } 17097 return false; 17098 } 17099 17100 private boolean shouldKeepUninstalledPackageLPr(String packageName) { 17101 return mKeepUninstalledPackages != null && mKeepUninstalledPackages.contains(packageName); 17102 } 17103 17104 /** 17105 * This method is an internal method that could be get invoked either 17106 * to delete an installed package or to clean up a failed installation. 17107 * After deleting an installed package, a broadcast is sent to notify any 17108 * listeners that the package has been removed. For cleaning up a failed 17109 * installation, the broadcast is not necessary since the package's 17110 * installation wouldn't have sent the initial broadcast either 17111 * The key steps in deleting a package are 17112 * deleting the package information in internal structures like mPackages, 17113 * deleting the packages base directories through installd 17114 * updating mSettings to reflect current status 17115 * persisting settings for later use 17116 * sending a broadcast if necessary 17117 */ 17118 int deletePackageX(String packageName, int versionCode, int userId, int deleteFlags) { 17119 final PackageRemovedInfo info = new PackageRemovedInfo(this); 17120 final boolean res; 17121 17122 final int removeUser = (deleteFlags & PackageManager.DELETE_ALL_USERS) != 0 17123 ? UserHandle.USER_ALL : userId; 17124 17125 if (isPackageDeviceAdmin(packageName, removeUser)) { 17126 Slog.w(TAG, "Not removing package " + packageName + ": has active device admin"); 17127 return PackageManager.DELETE_FAILED_DEVICE_POLICY_MANAGER; 17128 } 17129 17130 PackageSetting uninstalledPs = null; 17131 PackageParser.Package pkg = null; 17132 17133 // for the uninstall-updates case and restricted profiles, remember the per- 17134 // user handle installed state 17135 int[] allUsers; 17136 synchronized (mPackages) { 17137 uninstalledPs = mSettings.mPackages.get(packageName); 17138 if (uninstalledPs == null) { 17139 Slog.w(TAG, "Not removing non-existent package " + packageName); 17140 return PackageManager.DELETE_FAILED_INTERNAL_ERROR; 17141 } 17142 17143 if (versionCode != PackageManager.VERSION_CODE_HIGHEST 17144 && uninstalledPs.versionCode != versionCode) { 17145 Slog.w(TAG, "Not removing package " + packageName + " with versionCode " 17146 + uninstalledPs.versionCode + " != " + versionCode); 17147 return PackageManager.DELETE_FAILED_INTERNAL_ERROR; 17148 } 17149 17150 // Static shared libs can be declared by any package, so let us not 17151 // allow removing a package if it provides a lib others depend on. 17152 pkg = mPackages.get(packageName); 17153 17154 allUsers = sUserManager.getUserIds(); 17155 17156 if (pkg != null && pkg.staticSharedLibName != null) { 17157 SharedLibraryEntry libEntry = getSharedLibraryEntryLPr(pkg.staticSharedLibName, 17158 pkg.staticSharedLibVersion); 17159 if (libEntry != null) { 17160 for (int currUserId : allUsers) { 17161 if (removeUser != UserHandle.USER_ALL && removeUser != currUserId) { 17162 continue; 17163 } 17164 List<VersionedPackage> libClientPackages = getPackagesUsingSharedLibraryLPr( 17165 libEntry.info, 0, currUserId); 17166 if (!ArrayUtils.isEmpty(libClientPackages)) { 17167 Slog.w(TAG, "Not removing package " + pkg.manifestPackageName 17168 + " hosting lib " + libEntry.info.getName() + " version " 17169 + libEntry.info.getVersion() + " used by " + libClientPackages 17170 + " for user " + currUserId); 17171 return PackageManager.DELETE_FAILED_USED_SHARED_LIBRARY; 17172 } 17173 } 17174 } 17175 } 17176 17177 info.origUsers = uninstalledPs.queryInstalledUsers(allUsers, true); 17178 } 17179 17180 final int freezeUser; 17181 if (isUpdatedSystemApp(uninstalledPs) 17182 && ((deleteFlags & PackageManager.DELETE_SYSTEM_APP) == 0)) { 17183 // We're downgrading a system app, which will apply to all users, so 17184 // freeze them all during the downgrade 17185 freezeUser = UserHandle.USER_ALL; 17186 } else { 17187 freezeUser = removeUser; 17188 } 17189 17190 synchronized (mInstallLock) { 17191 if (DEBUG_REMOVE) Slog.d(TAG, "deletePackageX: pkg=" + packageName + " user=" + userId); 17192 try (PackageFreezer freezer = freezePackageForDelete(packageName, freezeUser, 17193 deleteFlags, "deletePackageX")) { 17194 res = deletePackageLIF(packageName, UserHandle.of(removeUser), true, allUsers, 17195 deleteFlags | PackageManager.DELETE_CHATTY, info, true, null); 17196 } 17197 synchronized (mPackages) { 17198 if (res) { 17199 if (pkg != null) { 17200 mInstantAppRegistry.onPackageUninstalledLPw(pkg, info.removedUsers); 17201 } 17202 updateSequenceNumberLP(uninstalledPs, info.removedUsers); 17203 updateInstantAppInstallerLocked(packageName); 17204 } 17205 } 17206 } 17207 17208 if (res) { 17209 final boolean killApp = (deleteFlags & PackageManager.DELETE_DONT_KILL_APP) == 0; 17210 info.sendPackageRemovedBroadcasts(killApp); 17211 info.sendSystemPackageUpdatedBroadcasts(); 17212 info.sendSystemPackageAppearedBroadcasts(); 17213 } 17214 // Force a gc here. 17215 Runtime.getRuntime().gc(); 17216 // Delete the resources here after sending the broadcast to let 17217 // other processes clean up before deleting resources. 17218 if (info.args != null) { 17219 synchronized (mInstallLock) { 17220 info.args.doPostDeleteLI(true); 17221 } 17222 } 17223 17224 return res ? PackageManager.DELETE_SUCCEEDED : PackageManager.DELETE_FAILED_INTERNAL_ERROR; 17225 } 17226 17227 static class PackageRemovedInfo { 17228 final PackageSender packageSender; 17229 String removedPackage; 17230 String installerPackageName; 17231 int uid = -1; 17232 int removedAppId = -1; 17233 int[] origUsers; 17234 int[] removedUsers = null; 17235 int[] broadcastUsers = null; 17236 SparseArray<Integer> installReasons; 17237 boolean isRemovedPackageSystemUpdate = false; 17238 boolean isUpdate; 17239 boolean dataRemoved; 17240 boolean removedForAllUsers; 17241 boolean isStaticSharedLib; 17242 // Clean up resources deleted packages. 17243 InstallArgs args = null; 17244 ArrayMap<String, PackageRemovedInfo> removedChildPackages; 17245 ArrayMap<String, PackageInstalledInfo> appearedChildPackages; 17246 17247 PackageRemovedInfo(PackageSender packageSender) { 17248 this.packageSender = packageSender; 17249 } 17250 17251 void sendPackageRemovedBroadcasts(boolean killApp) { 17252 sendPackageRemovedBroadcastInternal(killApp); 17253 final int childCount = removedChildPackages != null ? removedChildPackages.size() : 0; 17254 for (int i = 0; i < childCount; i++) { 17255 PackageRemovedInfo childInfo = removedChildPackages.valueAt(i); 17256 childInfo.sendPackageRemovedBroadcastInternal(killApp); 17257 } 17258 } 17259 17260 void sendSystemPackageUpdatedBroadcasts() { 17261 if (isRemovedPackageSystemUpdate) { 17262 sendSystemPackageUpdatedBroadcastsInternal(); 17263 final int childCount = (removedChildPackages != null) 17264 ? removedChildPackages.size() : 0; 17265 for (int i = 0; i < childCount; i++) { 17266 PackageRemovedInfo childInfo = removedChildPackages.valueAt(i); 17267 if (childInfo.isRemovedPackageSystemUpdate) { 17268 childInfo.sendSystemPackageUpdatedBroadcastsInternal(); 17269 } 17270 } 17271 } 17272 } 17273 17274 void sendSystemPackageAppearedBroadcasts() { 17275 final int packageCount = (appearedChildPackages != null) 17276 ? appearedChildPackages.size() : 0; 17277 for (int i = 0; i < packageCount; i++) { 17278 PackageInstalledInfo installedInfo = appearedChildPackages.valueAt(i); 17279 packageSender.sendPackageAddedForNewUsers(installedInfo.name, 17280 true /*sendBootCompleted*/, false /*startReceiver*/, 17281 UserHandle.getAppId(installedInfo.uid), installedInfo.newUsers); 17282 } 17283 } 17284 17285 private void sendSystemPackageUpdatedBroadcastsInternal() { 17286 Bundle extras = new Bundle(2); 17287 extras.putInt(Intent.EXTRA_UID, removedAppId >= 0 ? removedAppId : uid); 17288 extras.putBoolean(Intent.EXTRA_REPLACING, true); 17289 packageSender.sendPackageBroadcast(Intent.ACTION_PACKAGE_ADDED, 17290 removedPackage, extras, 0, null /*targetPackage*/, null, null); 17291 packageSender.sendPackageBroadcast(Intent.ACTION_PACKAGE_REPLACED, 17292 removedPackage, extras, 0, null /*targetPackage*/, null, null); 17293 packageSender.sendPackageBroadcast(Intent.ACTION_MY_PACKAGE_REPLACED, 17294 null, null, 0, removedPackage, null, null); 17295 if (installerPackageName != null) { 17296 packageSender.sendPackageBroadcast(Intent.ACTION_PACKAGE_ADDED, 17297 removedPackage, extras, 0 /*flags*/, 17298 installerPackageName, null, null); 17299 packageSender.sendPackageBroadcast(Intent.ACTION_PACKAGE_REPLACED, 17300 removedPackage, extras, 0 /*flags*/, 17301 installerPackageName, null, null); 17302 } 17303 } 17304 17305 private void sendPackageRemovedBroadcastInternal(boolean killApp) { 17306 // Don't send static shared library removal broadcasts as these 17307 // libs are visible only the the apps that depend on them an one 17308 // cannot remove the library if it has a dependency. 17309 if (isStaticSharedLib) { 17310 return; 17311 } 17312 Bundle extras = new Bundle(2); 17313 extras.putInt(Intent.EXTRA_UID, removedAppId >= 0 ? removedAppId : uid); 17314 extras.putBoolean(Intent.EXTRA_DATA_REMOVED, dataRemoved); 17315 extras.putBoolean(Intent.EXTRA_DONT_KILL_APP, !killApp); 17316 if (isUpdate || isRemovedPackageSystemUpdate) { 17317 extras.putBoolean(Intent.EXTRA_REPLACING, true); 17318 } 17319 extras.putBoolean(Intent.EXTRA_REMOVED_FOR_ALL_USERS, removedForAllUsers); 17320 if (removedPackage != null) { 17321 packageSender.sendPackageBroadcast(Intent.ACTION_PACKAGE_REMOVED, 17322 removedPackage, extras, 0, null /*targetPackage*/, null, broadcastUsers); 17323 if (installerPackageName != null) { 17324 packageSender.sendPackageBroadcast(Intent.ACTION_PACKAGE_REMOVED, 17325 removedPackage, extras, 0 /*flags*/, 17326 installerPackageName, null, broadcastUsers); 17327 } 17328 if (dataRemoved && !isRemovedPackageSystemUpdate) { 17329 packageSender.sendPackageBroadcast(Intent.ACTION_PACKAGE_FULLY_REMOVED, 17330 removedPackage, extras, 17331 Intent.FLAG_RECEIVER_INCLUDE_BACKGROUND, 17332 null, null, broadcastUsers); 17333 } 17334 } 17335 if (removedAppId >= 0) { 17336 packageSender.sendPackageBroadcast(Intent.ACTION_UID_REMOVED, 17337 null, extras, Intent.FLAG_RECEIVER_INCLUDE_BACKGROUND, 17338 null, null, broadcastUsers); 17339 } 17340 } 17341 17342 void populateUsers(int[] userIds, PackageSetting deletedPackageSetting) { 17343 removedUsers = userIds; 17344 if (removedUsers == null) { 17345 broadcastUsers = null; 17346 return; 17347 } 17348 17349 broadcastUsers = EMPTY_INT_ARRAY; 17350 for (int i = userIds.length - 1; i >= 0; --i) { 17351 final int userId = userIds[i]; 17352 if (deletedPackageSetting.getInstantApp(userId)) { 17353 continue; 17354 } 17355 broadcastUsers = ArrayUtils.appendInt(broadcastUsers, userId); 17356 } 17357 } 17358 } 17359 17360 /* 17361 * This method deletes the package from internal data structures. If the DONT_DELETE_DATA 17362 * flag is not set, the data directory is removed as well. 17363 * make sure this flag is set for partially installed apps. If not its meaningless to 17364 * delete a partially installed application. 17365 */ 17366 private void removePackageDataLIF(PackageSetting ps, int[] allUserHandles, 17367 PackageRemovedInfo outInfo, int flags, boolean writeSettings) { 17368 String packageName = ps.name; 17369 if (DEBUG_REMOVE) Slog.d(TAG, "removePackageDataLI: " + ps); 17370 // Retrieve object to delete permissions for shared user later on 17371 final PackageParser.Package deletedPkg; 17372 final PackageSetting deletedPs; 17373 // reader 17374 synchronized (mPackages) { 17375 deletedPkg = mPackages.get(packageName); 17376 deletedPs = mSettings.mPackages.get(packageName); 17377 if (outInfo != null) { 17378 outInfo.removedPackage = packageName; 17379 outInfo.installerPackageName = ps.installerPackageName; 17380 outInfo.isStaticSharedLib = deletedPkg != null 17381 && deletedPkg.staticSharedLibName != null; 17382 outInfo.populateUsers(deletedPs == null ? null 17383 : deletedPs.queryInstalledUsers(sUserManager.getUserIds(), true), deletedPs); 17384 } 17385 } 17386 17387 removePackageLI(ps, (flags & PackageManager.DELETE_CHATTY) != 0); 17388 17389 if ((flags & PackageManager.DELETE_KEEP_DATA) == 0) { 17390 final PackageParser.Package resolvedPkg; 17391 if (deletedPkg != null) { 17392 resolvedPkg = deletedPkg; 17393 } else { 17394 // We don't have a parsed package when it lives on an ejected 17395 // adopted storage device, so fake something together 17396 resolvedPkg = new PackageParser.Package(ps.name); 17397 resolvedPkg.setVolumeUuid(ps.volumeUuid); 17398 } 17399 destroyAppDataLIF(resolvedPkg, UserHandle.USER_ALL, 17400 StorageManager.FLAG_STORAGE_DE | StorageManager.FLAG_STORAGE_CE); 17401 destroyAppProfilesLIF(resolvedPkg, UserHandle.USER_ALL); 17402 if (outInfo != null) { 17403 outInfo.dataRemoved = true; 17404 } 17405 schedulePackageCleaning(packageName, UserHandle.USER_ALL, true); 17406 } 17407 17408 int removedAppId = -1; 17409 17410 // writer 17411 synchronized (mPackages) { 17412 boolean installedStateChanged = false; 17413 if (deletedPs != null) { 17414 if ((flags&PackageManager.DELETE_KEEP_DATA) == 0) { 17415 clearIntentFilterVerificationsLPw(deletedPs.name, UserHandle.USER_ALL); 17416 clearDefaultBrowserIfNeeded(packageName); 17417 mSettings.mKeySetManagerService.removeAppKeySetDataLPw(packageName); 17418 removedAppId = mSettings.removePackageLPw(packageName); 17419 if (outInfo != null) { 17420 outInfo.removedAppId = removedAppId; 17421 } 17422 mPermissionManager.updatePermissions( 17423 deletedPs.name, null, false, mPackages.values(), mPermissionCallback); 17424 if (deletedPs.sharedUser != null) { 17425 // Remove permissions associated with package. Since runtime 17426 // permissions are per user we have to kill the removed package 17427 // or packages running under the shared user of the removed 17428 // package if revoking the permissions requested only by the removed 17429 // package is successful and this causes a change in gids. 17430 for (int userId : UserManagerService.getInstance().getUserIds()) { 17431 final int userIdToKill = mSettings.updateSharedUserPermsLPw(deletedPs, 17432 userId); 17433 if (userIdToKill == UserHandle.USER_ALL 17434 || userIdToKill >= UserHandle.USER_SYSTEM) { 17435 // If gids changed for this user, kill all affected packages. 17436 mHandler.post(new Runnable() { 17437 @Override 17438 public void run() { 17439 // This has to happen with no lock held. 17440 killApplication(deletedPs.name, deletedPs.appId, 17441 KILL_APP_REASON_GIDS_CHANGED); 17442 } 17443 }); 17444 break; 17445 } 17446 } 17447 } 17448 clearPackagePreferredActivitiesLPw(deletedPs.name, UserHandle.USER_ALL); 17449 } 17450 // make sure to preserve per-user disabled state if this removal was just 17451 // a downgrade of a system app to the factory package 17452 if (allUserHandles != null && outInfo != null && outInfo.origUsers != null) { 17453 if (DEBUG_REMOVE) { 17454 Slog.d(TAG, "Propagating install state across downgrade"); 17455 } 17456 for (int userId : allUserHandles) { 17457 final boolean installed = ArrayUtils.contains(outInfo.origUsers, userId); 17458 if (DEBUG_REMOVE) { 17459 Slog.d(TAG, " user " + userId + " => " + installed); 17460 } 17461 if (installed != ps.getInstalled(userId)) { 17462 installedStateChanged = true; 17463 } 17464 ps.setInstalled(installed, userId); 17465 } 17466 } 17467 } 17468 // can downgrade to reader 17469 if (writeSettings) { 17470 // Save settings now 17471 mSettings.writeLPr(); 17472 } 17473 if (installedStateChanged) { 17474 mSettings.writeKernelMappingLPr(ps); 17475 } 17476 } 17477 if (removedAppId != -1) { 17478 // A user ID was deleted here. Go through all users and remove it 17479 // from KeyStore. 17480 removeKeystoreDataIfNeeded(UserHandle.USER_ALL, removedAppId); 17481 } 17482 } 17483 17484 static boolean locationIsPrivileged(File path) { 17485 try { 17486 final String privilegedAppDir = new File(Environment.getRootDirectory(), "priv-app") 17487 .getCanonicalPath(); 17488 return path.getCanonicalPath().startsWith(privilegedAppDir); 17489 } catch (IOException e) { 17490 Slog.e(TAG, "Unable to access code path " + path); 17491 } 17492 return false; 17493 } 17494 17495 static boolean locationIsOem(File path) { 17496 try { 17497 return path.getCanonicalPath().startsWith( 17498 Environment.getOemDirectory().getCanonicalPath()); 17499 } catch (IOException e) { 17500 Slog.e(TAG, "Unable to access code path " + path); 17501 } 17502 return false; 17503 } 17504 17505 /* 17506 * Tries to delete system package. 17507 */ 17508 private boolean deleteSystemPackageLIF(PackageParser.Package deletedPkg, 17509 PackageSetting deletedPs, int[] allUserHandles, int flags, PackageRemovedInfo outInfo, 17510 boolean writeSettings) { 17511 if (deletedPs.parentPackageName != null) { 17512 Slog.w(TAG, "Attempt to delete child system package " + deletedPkg.packageName); 17513 return false; 17514 } 17515 17516 final boolean applyUserRestrictions 17517 = (allUserHandles != null) && (outInfo.origUsers != null); 17518 final PackageSetting disabledPs; 17519 // Confirm if the system package has been updated 17520 // An updated system app can be deleted. This will also have to restore 17521 // the system pkg from system partition 17522 // reader 17523 synchronized (mPackages) { 17524 disabledPs = mSettings.getDisabledSystemPkgLPr(deletedPs.name); 17525 } 17526 17527 if (DEBUG_REMOVE) Slog.d(TAG, "deleteSystemPackageLI: newPs=" + deletedPkg.packageName 17528 + " disabledPs=" + disabledPs); 17529 17530 if (disabledPs == null) { 17531 Slog.w(TAG, "Attempt to delete unknown system package "+ deletedPkg.packageName); 17532 return false; 17533 } else if (DEBUG_REMOVE) { 17534 Slog.d(TAG, "Deleting system pkg from data partition"); 17535 } 17536 17537 if (DEBUG_REMOVE) { 17538 if (applyUserRestrictions) { 17539 Slog.d(TAG, "Remembering install states:"); 17540 for (int userId : allUserHandles) { 17541 final boolean finstalled = ArrayUtils.contains(outInfo.origUsers, userId); 17542 Slog.d(TAG, " u=" + userId + " inst=" + finstalled); 17543 } 17544 } 17545 } 17546 17547 // Delete the updated package 17548 outInfo.isRemovedPackageSystemUpdate = true; 17549 if (outInfo.removedChildPackages != null) { 17550 final int childCount = (deletedPs.childPackageNames != null) 17551 ? deletedPs.childPackageNames.size() : 0; 17552 for (int i = 0; i < childCount; i++) { 17553 String childPackageName = deletedPs.childPackageNames.get(i); 17554 if (disabledPs.childPackageNames != null && disabledPs.childPackageNames 17555 .contains(childPackageName)) { 17556 PackageRemovedInfo childInfo = outInfo.removedChildPackages.get( 17557 childPackageName); 17558 if (childInfo != null) { 17559 childInfo.isRemovedPackageSystemUpdate = true; 17560 } 17561 } 17562 } 17563 } 17564 17565 if (disabledPs.versionCode < deletedPs.versionCode) { 17566 // Delete data for downgrades 17567 flags &= ~PackageManager.DELETE_KEEP_DATA; 17568 } else { 17569 // Preserve data by setting flag 17570 flags |= PackageManager.DELETE_KEEP_DATA; 17571 } 17572 17573 boolean ret = deleteInstalledPackageLIF(deletedPs, true, flags, allUserHandles, 17574 outInfo, writeSettings, disabledPs.pkg); 17575 if (!ret) { 17576 return false; 17577 } 17578 17579 // writer 17580 synchronized (mPackages) { 17581 // NOTE: The system package always needs to be enabled; even if it's for 17582 // a compressed stub. If we don't, installing the system package fails 17583 // during scan [scanning checks the disabled packages]. We will reverse 17584 // this later, after we've "installed" the stub. 17585 // Reinstate the old system package 17586 enableSystemPackageLPw(disabledPs.pkg); 17587 // Remove any native libraries from the upgraded package. 17588 removeNativeBinariesLI(deletedPs); 17589 } 17590 17591 // Install the system package 17592 if (DEBUG_REMOVE) Slog.d(TAG, "Re-installing system package: " + disabledPs); 17593 try { 17594 installPackageFromSystemLIF(disabledPs.codePath, false /*isPrivileged*/, allUserHandles, 17595 outInfo.origUsers, deletedPs.getPermissionsState(), writeSettings); 17596 } catch (PackageManagerException e) { 17597 Slog.w(TAG, "Failed to restore system package:" + deletedPkg.packageName + ": " 17598 + e.getMessage()); 17599 return false; 17600 } finally { 17601 if (disabledPs.pkg.isStub) { 17602 mSettings.disableSystemPackageLPw(disabledPs.name, true /*replaced*/); 17603 } 17604 } 17605 return true; 17606 } 17607 17608 /** 17609 * Installs a package that's already on the system partition. 17610 */ 17611 private PackageParser.Package installPackageFromSystemLIF(@NonNull File codePath, 17612 boolean isPrivileged, @Nullable int[] allUserHandles, @Nullable int[] origUserHandles, 17613 @Nullable PermissionsState origPermissionState, boolean writeSettings) 17614 throws PackageManagerException { 17615 @ParseFlags int parseFlags = 17616 mDefParseFlags 17617 | PackageParser.PARSE_MUST_BE_APK 17618 | PackageParser.PARSE_IS_SYSTEM_DIR; 17619 @ScanFlags int scanFlags = SCAN_AS_SYSTEM; 17620 if (isPrivileged || locationIsPrivileged(codePath)) { 17621 scanFlags |= SCAN_AS_PRIVILEGED; 17622 } 17623 if (locationIsOem(codePath)) { 17624 scanFlags |= SCAN_AS_OEM; 17625 } 17626 17627 final PackageParser.Package pkg = 17628 scanPackageTracedLI(codePath, parseFlags, scanFlags, 0 /*currentTime*/, null); 17629 17630 try { 17631 // update shared libraries for the newly re-installed system package 17632 updateSharedLibrariesLPr(pkg, null); 17633 } catch (PackageManagerException e) { 17634 Slog.e(TAG, "updateAllSharedLibrariesLPw failed: " + e.getMessage()); 17635 } 17636 17637 prepareAppDataAfterInstallLIF(pkg); 17638 17639 // writer 17640 synchronized (mPackages) { 17641 PackageSetting ps = mSettings.mPackages.get(pkg.packageName); 17642 17643 // Propagate the permissions state as we do not want to drop on the floor 17644 // runtime permissions. The update permissions method below will take 17645 // care of removing obsolete permissions and grant install permissions. 17646 if (origPermissionState != null) { 17647 ps.getPermissionsState().copyFrom(origPermissionState); 17648 } 17649 mPermissionManager.updatePermissions(pkg.packageName, pkg, true, mPackages.values(), 17650 mPermissionCallback); 17651 17652 final boolean applyUserRestrictions 17653 = (allUserHandles != null) && (origUserHandles != null); 17654 if (applyUserRestrictions) { 17655 boolean installedStateChanged = false; 17656 if (DEBUG_REMOVE) { 17657 Slog.d(TAG, "Propagating install state across reinstall"); 17658 } 17659 for (int userId : allUserHandles) { 17660 final boolean installed = ArrayUtils.contains(origUserHandles, userId); 17661 if (DEBUG_REMOVE) { 17662 Slog.d(TAG, " user " + userId + " => " + installed); 17663 } 17664 if (installed != ps.getInstalled(userId)) { 17665 installedStateChanged = true; 17666 } 17667 ps.setInstalled(installed, userId); 17668 17669 mSettings.writeRuntimePermissionsForUserLPr(userId, false); 17670 } 17671 // Regardless of writeSettings we need to ensure that this restriction 17672 // state propagation is persisted 17673 mSettings.writeAllUsersPackageRestrictionsLPr(); 17674 if (installedStateChanged) { 17675 mSettings.writeKernelMappingLPr(ps); 17676 } 17677 } 17678 // can downgrade to reader here 17679 if (writeSettings) { 17680 mSettings.writeLPr(); 17681 } 17682 } 17683 return pkg; 17684 } 17685 17686 private boolean deleteInstalledPackageLIF(PackageSetting ps, 17687 boolean deleteCodeAndResources, int flags, int[] allUserHandles, 17688 PackageRemovedInfo outInfo, boolean writeSettings, 17689 PackageParser.Package replacingPackage) { 17690 synchronized (mPackages) { 17691 if (outInfo != null) { 17692 outInfo.uid = ps.appId; 17693 } 17694 17695 if (outInfo != null && outInfo.removedChildPackages != null) { 17696 final int childCount = (ps.childPackageNames != null) 17697 ? ps.childPackageNames.size() : 0; 17698 for (int i = 0; i < childCount; i++) { 17699 String childPackageName = ps.childPackageNames.get(i); 17700 PackageSetting childPs = mSettings.mPackages.get(childPackageName); 17701 if (childPs == null) { 17702 return false; 17703 } 17704 PackageRemovedInfo childInfo = outInfo.removedChildPackages.get( 17705 childPackageName); 17706 if (childInfo != null) { 17707 childInfo.uid = childPs.appId; 17708 } 17709 } 17710 } 17711 } 17712 17713 // Delete package data from internal structures and also remove data if flag is set 17714 removePackageDataLIF(ps, allUserHandles, outInfo, flags, writeSettings); 17715 17716 // Delete the child packages data 17717 final int childCount = (ps.childPackageNames != null) ? ps.childPackageNames.size() : 0; 17718 for (int i = 0; i < childCount; i++) { 17719 PackageSetting childPs; 17720 synchronized (mPackages) { 17721 childPs = mSettings.getPackageLPr(ps.childPackageNames.get(i)); 17722 } 17723 if (childPs != null) { 17724 PackageRemovedInfo childOutInfo = (outInfo != null 17725 && outInfo.removedChildPackages != null) 17726 ? outInfo.removedChildPackages.get(childPs.name) : null; 17727 final int deleteFlags = (flags & DELETE_KEEP_DATA) != 0 17728 && (replacingPackage != null 17729 && !replacingPackage.hasChildPackage(childPs.name)) 17730 ? flags & ~DELETE_KEEP_DATA : flags; 17731 removePackageDataLIF(childPs, allUserHandles, childOutInfo, 17732 deleteFlags, writeSettings); 17733 } 17734 } 17735 17736 // Delete application code and resources only for parent packages 17737 if (ps.parentPackageName == null) { 17738 if (deleteCodeAndResources && (outInfo != null)) { 17739 outInfo.args = createInstallArgsForExisting(packageFlagsToInstallFlags(ps), 17740 ps.codePathString, ps.resourcePathString, getAppDexInstructionSets(ps)); 17741 if (DEBUG_SD_INSTALL) Slog.i(TAG, "args=" + outInfo.args); 17742 } 17743 } 17744 17745 return true; 17746 } 17747 17748 @Override 17749 public boolean setBlockUninstallForUser(String packageName, boolean blockUninstall, 17750 int userId) { 17751 mContext.enforceCallingOrSelfPermission( 17752 android.Manifest.permission.DELETE_PACKAGES, null); 17753 synchronized (mPackages) { 17754 // Cannot block uninstall of static shared libs as they are 17755 // considered a part of the using app (emulating static linking). 17756 // Also static libs are installed always on internal storage. 17757 PackageParser.Package pkg = mPackages.get(packageName); 17758 if (pkg != null && pkg.staticSharedLibName != null) { 17759 Slog.w(TAG, "Cannot block uninstall of package: " + packageName 17760 + " providing static shared library: " + pkg.staticSharedLibName); 17761 return false; 17762 } 17763 mSettings.setBlockUninstallLPw(userId, packageName, blockUninstall); 17764 mSettings.writePackageRestrictionsLPr(userId); 17765 } 17766 return true; 17767 } 17768 17769 @Override 17770 public boolean getBlockUninstallForUser(String packageName, int userId) { 17771 synchronized (mPackages) { 17772 final PackageSetting ps = mSettings.mPackages.get(packageName); 17773 if (ps == null || filterAppAccessLPr(ps, Binder.getCallingUid(), userId)) { 17774 return false; 17775 } 17776 return mSettings.getBlockUninstallLPr(userId, packageName); 17777 } 17778 } 17779 17780 @Override 17781 public boolean setRequiredForSystemUser(String packageName, boolean systemUserApp) { 17782 enforceSystemOrRoot("setRequiredForSystemUser can only be run by the system or root"); 17783 synchronized (mPackages) { 17784 PackageSetting ps = mSettings.mPackages.get(packageName); 17785 if (ps == null) { 17786 Log.w(TAG, "Package doesn't exist: " + packageName); 17787 return false; 17788 } 17789 if (systemUserApp) { 17790 ps.pkgPrivateFlags |= ApplicationInfo.PRIVATE_FLAG_REQUIRED_FOR_SYSTEM_USER; 17791 } else { 17792 ps.pkgPrivateFlags &= ~ApplicationInfo.PRIVATE_FLAG_REQUIRED_FOR_SYSTEM_USER; 17793 } 17794 mSettings.writeLPr(); 17795 } 17796 return true; 17797 } 17798 17799 /* 17800 * This method handles package deletion in general 17801 */ 17802 private boolean deletePackageLIF(String packageName, UserHandle user, 17803 boolean deleteCodeAndResources, int[] allUserHandles, int flags, 17804 PackageRemovedInfo outInfo, boolean writeSettings, 17805 PackageParser.Package replacingPackage) { 17806 if (packageName == null) { 17807 Slog.w(TAG, "Attempt to delete null packageName."); 17808 return false; 17809 } 17810 17811 if (DEBUG_REMOVE) Slog.d(TAG, "deletePackageLI: " + packageName + " user " + user); 17812 17813 PackageSetting ps; 17814 synchronized (mPackages) { 17815 ps = mSettings.mPackages.get(packageName); 17816 if (ps == null) { 17817 Slog.w(TAG, "Package named '" + packageName + "' doesn't exist."); 17818 return false; 17819 } 17820 17821 if (ps.parentPackageName != null && (!isSystemApp(ps) 17822 || (flags & PackageManager.DELETE_SYSTEM_APP) != 0)) { 17823 if (DEBUG_REMOVE) { 17824 Slog.d(TAG, "Uninstalled child package:" + packageName + " for user:" 17825 + ((user == null) ? UserHandle.USER_ALL : user)); 17826 } 17827 final int removedUserId = (user != null) ? user.getIdentifier() 17828 : UserHandle.USER_ALL; 17829 if (!clearPackageStateForUserLIF(ps, removedUserId, outInfo)) { 17830 return false; 17831 } 17832 markPackageUninstalledForUserLPw(ps, user); 17833 scheduleWritePackageRestrictionsLocked(user); 17834 return true; 17835 } 17836 } 17837 17838 if (((!isSystemApp(ps) || (flags&PackageManager.DELETE_SYSTEM_APP) != 0) && user != null 17839 && user.getIdentifier() != UserHandle.USER_ALL)) { 17840 // The caller is asking that the package only be deleted for a single 17841 // user. To do this, we just mark its uninstalled state and delete 17842 // its data. If this is a system app, we only allow this to happen if 17843 // they have set the special DELETE_SYSTEM_APP which requests different 17844 // semantics than normal for uninstalling system apps. 17845 markPackageUninstalledForUserLPw(ps, user); 17846 17847 if (!isSystemApp(ps)) { 17848 // Do not uninstall the APK if an app should be cached 17849 boolean keepUninstalledPackage = shouldKeepUninstalledPackageLPr(packageName); 17850 if (ps.isAnyInstalled(sUserManager.getUserIds()) || keepUninstalledPackage) { 17851 // Other user still have this package installed, so all 17852 // we need to do is clear this user's data and save that 17853 // it is uninstalled. 17854 if (DEBUG_REMOVE) Slog.d(TAG, "Still installed by other users"); 17855 if (!clearPackageStateForUserLIF(ps, user.getIdentifier(), outInfo)) { 17856 return false; 17857 } 17858 scheduleWritePackageRestrictionsLocked(user); 17859 return true; 17860 } else { 17861 // We need to set it back to 'installed' so the uninstall 17862 // broadcasts will be sent correctly. 17863 if (DEBUG_REMOVE) Slog.d(TAG, "Not installed by other users, full delete"); 17864 ps.setInstalled(true, user.getIdentifier()); 17865 mSettings.writeKernelMappingLPr(ps); 17866 } 17867 } else { 17868 // This is a system app, so we assume that the 17869 // other users still have this package installed, so all 17870 // we need to do is clear this user's data and save that 17871 // it is uninstalled. 17872 if (DEBUG_REMOVE) Slog.d(TAG, "Deleting system app"); 17873 if (!clearPackageStateForUserLIF(ps, user.getIdentifier(), outInfo)) { 17874 return false; 17875 } 17876 scheduleWritePackageRestrictionsLocked(user); 17877 return true; 17878 } 17879 } 17880 17881 // If we are deleting a composite package for all users, keep track 17882 // of result for each child. 17883 if (ps.childPackageNames != null && outInfo != null) { 17884 synchronized (mPackages) { 17885 final int childCount = ps.childPackageNames.size(); 17886 outInfo.removedChildPackages = new ArrayMap<>(childCount); 17887 for (int i = 0; i < childCount; i++) { 17888 String childPackageName = ps.childPackageNames.get(i); 17889 PackageRemovedInfo childInfo = new PackageRemovedInfo(this); 17890 childInfo.removedPackage = childPackageName; 17891 childInfo.installerPackageName = ps.installerPackageName; 17892 outInfo.removedChildPackages.put(childPackageName, childInfo); 17893 PackageSetting childPs = mSettings.getPackageLPr(childPackageName); 17894 if (childPs != null) { 17895 childInfo.origUsers = childPs.queryInstalledUsers(allUserHandles, true); 17896 } 17897 } 17898 } 17899 } 17900 17901 boolean ret = false; 17902 if (isSystemApp(ps)) { 17903 if (DEBUG_REMOVE) Slog.d(TAG, "Removing system package: " + ps.name); 17904 // When an updated system application is deleted we delete the existing resources 17905 // as well and fall back to existing code in system partition 17906 ret = deleteSystemPackageLIF(ps.pkg, ps, allUserHandles, flags, outInfo, writeSettings); 17907 } else { 17908 if (DEBUG_REMOVE) Slog.d(TAG, "Removing non-system package: " + ps.name); 17909 ret = deleteInstalledPackageLIF(ps, deleteCodeAndResources, flags, allUserHandles, 17910 outInfo, writeSettings, replacingPackage); 17911 } 17912 17913 // Take a note whether we deleted the package for all users 17914 if (outInfo != null) { 17915 outInfo.removedForAllUsers = mPackages.get(ps.name) == null; 17916 if (outInfo.removedChildPackages != null) { 17917 synchronized (mPackages) { 17918 final int childCount = outInfo.removedChildPackages.size(); 17919 for (int i = 0; i < childCount; i++) { 17920 PackageRemovedInfo childInfo = outInfo.removedChildPackages.valueAt(i); 17921 if (childInfo != null) { 17922 childInfo.removedForAllUsers = mPackages.get( 17923 childInfo.removedPackage) == null; 17924 } 17925 } 17926 } 17927 } 17928 // If we uninstalled an update to a system app there may be some 17929 // child packages that appeared as they are declared in the system 17930 // app but were not declared in the update. 17931 if (isSystemApp(ps)) { 17932 synchronized (mPackages) { 17933 PackageSetting updatedPs = mSettings.getPackageLPr(ps.name); 17934 final int childCount = (updatedPs.childPackageNames != null) 17935 ? updatedPs.childPackageNames.size() : 0; 17936 for (int i = 0; i < childCount; i++) { 17937 String childPackageName = updatedPs.childPackageNames.get(i); 17938 if (outInfo.removedChildPackages == null 17939 || outInfo.removedChildPackages.indexOfKey(childPackageName) < 0) { 17940 PackageSetting childPs = mSettings.getPackageLPr(childPackageName); 17941 if (childPs == null) { 17942 continue; 17943 } 17944 PackageInstalledInfo installRes = new PackageInstalledInfo(); 17945 installRes.name = childPackageName; 17946 installRes.newUsers = childPs.queryInstalledUsers(allUserHandles, true); 17947 installRes.pkg = mPackages.get(childPackageName); 17948 installRes.uid = childPs.pkg.applicationInfo.uid; 17949 if (outInfo.appearedChildPackages == null) { 17950 outInfo.appearedChildPackages = new ArrayMap<>(); 17951 } 17952 outInfo.appearedChildPackages.put(childPackageName, installRes); 17953 } 17954 } 17955 } 17956 } 17957 } 17958 17959 return ret; 17960 } 17961 17962 private void markPackageUninstalledForUserLPw(PackageSetting ps, UserHandle user) { 17963 final int[] userIds = (user == null || user.getIdentifier() == UserHandle.USER_ALL) 17964 ? sUserManager.getUserIds() : new int[] {user.getIdentifier()}; 17965 for (int nextUserId : userIds) { 17966 if (DEBUG_REMOVE) { 17967 Slog.d(TAG, "Marking package:" + ps.name + " uninstalled for user:" + nextUserId); 17968 } 17969 ps.setUserState(nextUserId, 0, COMPONENT_ENABLED_STATE_DEFAULT, 17970 false /*installed*/, 17971 true /*stopped*/, 17972 true /*notLaunched*/, 17973 false /*hidden*/, 17974 false /*suspended*/, 17975 false /*instantApp*/, 17976 false /*virtualPreload*/, 17977 null /*lastDisableAppCaller*/, 17978 null /*enabledComponents*/, 17979 null /*disabledComponents*/, 17980 ps.readUserState(nextUserId).domainVerificationStatus, 17981 0, PackageManager.INSTALL_REASON_UNKNOWN); 17982 } 17983 mSettings.writeKernelMappingLPr(ps); 17984 } 17985 17986 private boolean clearPackageStateForUserLIF(PackageSetting ps, int userId, 17987 PackageRemovedInfo outInfo) { 17988 final PackageParser.Package pkg; 17989 synchronized (mPackages) { 17990 pkg = mPackages.get(ps.name); 17991 } 17992 17993 final int[] userIds = (userId == UserHandle.USER_ALL) ? sUserManager.getUserIds() 17994 : new int[] {userId}; 17995 for (int nextUserId : userIds) { 17996 if (DEBUG_REMOVE) { 17997 Slog.d(TAG, "Updating package:" + ps.name + " install state for user:" 17998 + nextUserId); 17999 } 18000 18001 destroyAppDataLIF(pkg, userId, 18002 StorageManager.FLAG_STORAGE_DE | StorageManager.FLAG_STORAGE_CE); 18003 destroyAppProfilesLIF(pkg, userId); 18004 clearDefaultBrowserIfNeededForUser(ps.name, userId); 18005 removeKeystoreDataIfNeeded(nextUserId, ps.appId); 18006 schedulePackageCleaning(ps.name, nextUserId, false); 18007 synchronized (mPackages) { 18008 if (clearPackagePreferredActivitiesLPw(ps.name, nextUserId)) { 18009 scheduleWritePackageRestrictionsLocked(nextUserId); 18010 } 18011 resetUserChangesToRuntimePermissionsAndFlagsLPw(ps, nextUserId); 18012 } 18013 } 18014 18015 if (outInfo != null) { 18016 outInfo.removedPackage = ps.name; 18017 outInfo.installerPackageName = ps.installerPackageName; 18018 outInfo.isStaticSharedLib = pkg != null && pkg.staticSharedLibName != null; 18019 outInfo.removedAppId = ps.appId; 18020 outInfo.removedUsers = userIds; 18021 outInfo.broadcastUsers = userIds; 18022 } 18023 18024 return true; 18025 } 18026 18027 private final class ClearStorageConnection implements ServiceConnection { 18028 IMediaContainerService mContainerService; 18029 18030 @Override 18031 public void onServiceConnected(ComponentName name, IBinder service) { 18032 synchronized (this) { 18033 mContainerService = IMediaContainerService.Stub 18034 .asInterface(Binder.allowBlocking(service)); 18035 notifyAll(); 18036 } 18037 } 18038 18039 @Override 18040 public void onServiceDisconnected(ComponentName name) { 18041 } 18042 } 18043 18044 private void clearExternalStorageDataSync(String packageName, int userId, boolean allData) { 18045 if (DEFAULT_CONTAINER_PACKAGE.equals(packageName)) return; 18046 18047 final boolean mounted; 18048 if (Environment.isExternalStorageEmulated()) { 18049 mounted = true; 18050 } else { 18051 final String status = Environment.getExternalStorageState(); 18052 18053 mounted = status.equals(Environment.MEDIA_MOUNTED) 18054 || status.equals(Environment.MEDIA_MOUNTED_READ_ONLY); 18055 } 18056 18057 if (!mounted) { 18058 return; 18059 } 18060 18061 final Intent containerIntent = new Intent().setComponent(DEFAULT_CONTAINER_COMPONENT); 18062 int[] users; 18063 if (userId == UserHandle.USER_ALL) { 18064 users = sUserManager.getUserIds(); 18065 } else { 18066 users = new int[] { userId }; 18067 } 18068 final ClearStorageConnection conn = new ClearStorageConnection(); 18069 if (mContext.bindServiceAsUser( 18070 containerIntent, conn, Context.BIND_AUTO_CREATE, UserHandle.SYSTEM)) { 18071 try { 18072 for (int curUser : users) { 18073 long timeout = SystemClock.uptimeMillis() + 5000; 18074 synchronized (conn) { 18075 long now; 18076 while (conn.mContainerService == null && 18077 (now = SystemClock.uptimeMillis()) < timeout) { 18078 try { 18079 conn.wait(timeout - now); 18080 } catch (InterruptedException e) { 18081 } 18082 } 18083 } 18084 if (conn.mContainerService == null) { 18085 return; 18086 } 18087 18088 final UserEnvironment userEnv = new UserEnvironment(curUser); 18089 clearDirectory(conn.mContainerService, 18090 userEnv.buildExternalStorageAppCacheDirs(packageName)); 18091 if (allData) { 18092 clearDirectory(conn.mContainerService, 18093 userEnv.buildExternalStorageAppDataDirs(packageName)); 18094 clearDirectory(conn.mContainerService, 18095 userEnv.buildExternalStorageAppMediaDirs(packageName)); 18096 } 18097 } 18098 } finally { 18099 mContext.unbindService(conn); 18100 } 18101 } 18102 } 18103 18104 @Override 18105 public void clearApplicationProfileData(String packageName) { 18106 enforceSystemOrRoot("Only the system can clear all profile data"); 18107 18108 final PackageParser.Package pkg; 18109 synchronized (mPackages) { 18110 pkg = mPackages.get(packageName); 18111 } 18112 18113 try (PackageFreezer freezer = freezePackage(packageName, "clearApplicationProfileData")) { 18114 synchronized (mInstallLock) { 18115 clearAppProfilesLIF(pkg, UserHandle.USER_ALL); 18116 } 18117 } 18118 } 18119 18120 @Override 18121 public void clearApplicationUserData(final String packageName, 18122 final IPackageDataObserver observer, final int userId) { 18123 mContext.enforceCallingOrSelfPermission( 18124 android.Manifest.permission.CLEAR_APP_USER_DATA, null); 18125 18126 final int callingUid = Binder.getCallingUid(); 18127 mPermissionManager.enforceCrossUserPermission(callingUid, userId, 18128 true /* requireFullPermission */, false /* checkShell */, "clear application data"); 18129 18130 final PackageSetting ps = mSettings.getPackageLPr(packageName); 18131 final boolean filterApp = (ps != null && filterAppAccessLPr(ps, callingUid, userId)); 18132 if (!filterApp && mProtectedPackages.isPackageDataProtected(userId, packageName)) { 18133 throw new SecurityException("Cannot clear data for a protected package: " 18134 + packageName); 18135 } 18136 // Queue up an async operation since the package deletion may take a little while. 18137 mHandler.post(new Runnable() { 18138 public void run() { 18139 mHandler.removeCallbacks(this); 18140 final boolean succeeded; 18141 if (!filterApp) { 18142 try (PackageFreezer freezer = freezePackage(packageName, 18143 "clearApplicationUserData")) { 18144 synchronized (mInstallLock) { 18145 succeeded = clearApplicationUserDataLIF(packageName, userId); 18146 } 18147 clearExternalStorageDataSync(packageName, userId, true); 18148 synchronized (mPackages) { 18149 mInstantAppRegistry.deleteInstantApplicationMetadataLPw( 18150 packageName, userId); 18151 } 18152 } 18153 if (succeeded) { 18154 // invoke DeviceStorageMonitor's update method to clear any notifications 18155 DeviceStorageMonitorInternal dsm = LocalServices 18156 .getService(DeviceStorageMonitorInternal.class); 18157 if (dsm != null) { 18158 dsm.checkMemory(); 18159 } 18160 } 18161 } else { 18162 succeeded = false; 18163 } 18164 if (observer != null) { 18165 try { 18166 observer.onRemoveCompleted(packageName, succeeded); 18167 } catch (RemoteException e) { 18168 Log.i(TAG, "Observer no longer exists."); 18169 } 18170 } //end if observer 18171 } //end run 18172 }); 18173 } 18174 18175 private boolean clearApplicationUserDataLIF(String packageName, int userId) { 18176 if (packageName == null) { 18177 Slog.w(TAG, "Attempt to delete null packageName."); 18178 return false; 18179 } 18180 18181 // Try finding details about the requested package 18182 PackageParser.Package pkg; 18183 synchronized (mPackages) { 18184 pkg = mPackages.get(packageName); 18185 if (pkg == null) { 18186 final PackageSetting ps = mSettings.mPackages.get(packageName); 18187 if (ps != null) { 18188 pkg = ps.pkg; 18189 } 18190 } 18191 18192 if (pkg == null) { 18193 Slog.w(TAG, "Package named '" + packageName + "' doesn't exist."); 18194 return false; 18195 } 18196 18197 PackageSetting ps = (PackageSetting) pkg.mExtras; 18198 resetUserChangesToRuntimePermissionsAndFlagsLPw(ps, userId); 18199 } 18200 18201 clearAppDataLIF(pkg, userId, 18202 StorageManager.FLAG_STORAGE_DE | StorageManager.FLAG_STORAGE_CE); 18203 18204 final int appId = UserHandle.getAppId(pkg.applicationInfo.uid); 18205 removeKeystoreDataIfNeeded(userId, appId); 18206 18207 UserManagerInternal umInternal = getUserManagerInternal(); 18208 final int flags; 18209 if (umInternal.isUserUnlockingOrUnlocked(userId)) { 18210 flags = StorageManager.FLAG_STORAGE_DE | StorageManager.FLAG_STORAGE_CE; 18211 } else if (umInternal.isUserRunning(userId)) { 18212 flags = StorageManager.FLAG_STORAGE_DE; 18213 } else { 18214 flags = 0; 18215 } 18216 prepareAppDataContentsLIF(pkg, userId, flags); 18217 18218 return true; 18219 } 18220 18221 /** 18222 * Reverts user permission state changes (permissions and flags) in 18223 * all packages for a given user. 18224 * 18225 * @param userId The device user for which to do a reset. 18226 */ 18227 private void resetUserChangesToRuntimePermissionsAndFlagsLPw(int userId) { 18228 final int packageCount = mPackages.size(); 18229 for (int i = 0; i < packageCount; i++) { 18230 PackageParser.Package pkg = mPackages.valueAt(i); 18231 PackageSetting ps = (PackageSetting) pkg.mExtras; 18232 resetUserChangesToRuntimePermissionsAndFlagsLPw(ps, userId); 18233 } 18234 } 18235 18236 private void resetNetworkPolicies(int userId) { 18237 LocalServices.getService(NetworkPolicyManagerInternal.class).resetUserState(userId); 18238 } 18239 18240 /** 18241 * Reverts user permission state changes (permissions and flags). 18242 * 18243 * @param ps The package for which to reset. 18244 * @param userId The device user for which to do a reset. 18245 */ 18246 private void resetUserChangesToRuntimePermissionsAndFlagsLPw( 18247 final PackageSetting ps, final int userId) { 18248 if (ps.pkg == null) { 18249 return; 18250 } 18251 18252 // These are flags that can change base on user actions. 18253 final int userSettableMask = FLAG_PERMISSION_USER_SET 18254 | FLAG_PERMISSION_USER_FIXED 18255 | FLAG_PERMISSION_REVOKE_ON_UPGRADE 18256 | FLAG_PERMISSION_REVIEW_REQUIRED; 18257 18258 final int policyOrSystemFlags = FLAG_PERMISSION_SYSTEM_FIXED 18259 | FLAG_PERMISSION_POLICY_FIXED; 18260 18261 boolean writeInstallPermissions = false; 18262 boolean writeRuntimePermissions = false; 18263 18264 final int permissionCount = ps.pkg.requestedPermissions.size(); 18265 for (int i = 0; i < permissionCount; i++) { 18266 final String permName = ps.pkg.requestedPermissions.get(i); 18267 final BasePermission bp = 18268 (BasePermission) mPermissionManager.getPermissionTEMP(permName); 18269 if (bp == null) { 18270 continue; 18271 } 18272 18273 // If shared user we just reset the state to which only this app contributed. 18274 if (ps.sharedUser != null) { 18275 boolean used = false; 18276 final int packageCount = ps.sharedUser.packages.size(); 18277 for (int j = 0; j < packageCount; j++) { 18278 PackageSetting pkg = ps.sharedUser.packages.valueAt(j); 18279 if (pkg.pkg != null && !pkg.pkg.packageName.equals(ps.pkg.packageName) 18280 && pkg.pkg.requestedPermissions.contains(permName)) { 18281 used = true; 18282 break; 18283 } 18284 } 18285 if (used) { 18286 continue; 18287 } 18288 } 18289 18290 final PermissionsState permissionsState = ps.getPermissionsState(); 18291 18292 final int oldFlags = permissionsState.getPermissionFlags(permName, userId); 18293 18294 // Always clear the user settable flags. 18295 final boolean hasInstallState = 18296 permissionsState.getInstallPermissionState(permName) != null; 18297 // If permission review is enabled and this is a legacy app, mark the 18298 // permission as requiring a review as this is the initial state. 18299 int flags = 0; 18300 if (mSettings.mPermissions.mPermissionReviewRequired 18301 && ps.pkg.applicationInfo.targetSdkVersion < Build.VERSION_CODES.M) { 18302 flags |= FLAG_PERMISSION_REVIEW_REQUIRED; 18303 } 18304 if (permissionsState.updatePermissionFlags(bp, userId, userSettableMask, flags)) { 18305 if (hasInstallState) { 18306 writeInstallPermissions = true; 18307 } else { 18308 writeRuntimePermissions = true; 18309 } 18310 } 18311 18312 // Below is only runtime permission handling. 18313 if (!bp.isRuntime()) { 18314 continue; 18315 } 18316 18317 // Never clobber system or policy. 18318 if ((oldFlags & policyOrSystemFlags) != 0) { 18319 continue; 18320 } 18321 18322 // If this permission was granted by default, make sure it is. 18323 if ((oldFlags & FLAG_PERMISSION_GRANTED_BY_DEFAULT) != 0) { 18324 if (permissionsState.grantRuntimePermission(bp, userId) 18325 != PERMISSION_OPERATION_FAILURE) { 18326 writeRuntimePermissions = true; 18327 } 18328 // If permission review is enabled the permissions for a legacy apps 18329 // are represented as constantly granted runtime ones, so don't revoke. 18330 } else if ((flags & FLAG_PERMISSION_REVIEW_REQUIRED) == 0) { 18331 // Otherwise, reset the permission. 18332 final int revokeResult = permissionsState.revokeRuntimePermission(bp, userId); 18333 switch (revokeResult) { 18334 case PERMISSION_OPERATION_SUCCESS: 18335 case PERMISSION_OPERATION_SUCCESS_GIDS_CHANGED: { 18336 writeRuntimePermissions = true; 18337 final int appId = ps.appId; 18338 mHandler.post(new Runnable() { 18339 @Override 18340 public void run() { 18341 killUid(appId, userId, KILL_APP_REASON_PERMISSIONS_REVOKED); 18342 } 18343 }); 18344 } break; 18345 } 18346 } 18347 } 18348 18349 // Synchronously write as we are taking permissions away. 18350 if (writeRuntimePermissions) { 18351 mSettings.writeRuntimePermissionsForUserLPr(userId, true); 18352 } 18353 18354 // Synchronously write as we are taking permissions away. 18355 if (writeInstallPermissions) { 18356 mSettings.writeLPr(); 18357 } 18358 } 18359 18360 /** 18361 * Remove entries from the keystore daemon. Will only remove it if the 18362 * {@code appId} is valid. 18363 */ 18364 private static void removeKeystoreDataIfNeeded(int userId, int appId) { 18365 if (appId < 0) { 18366 return; 18367 } 18368 18369 final KeyStore keyStore = KeyStore.getInstance(); 18370 if (keyStore != null) { 18371 if (userId == UserHandle.USER_ALL) { 18372 for (final int individual : sUserManager.getUserIds()) { 18373 keyStore.clearUid(UserHandle.getUid(individual, appId)); 18374 } 18375 } else { 18376 keyStore.clearUid(UserHandle.getUid(userId, appId)); 18377 } 18378 } else { 18379 Slog.w(TAG, "Could not contact keystore to clear entries for app id " + appId); 18380 } 18381 } 18382 18383 @Override 18384 public void deleteApplicationCacheFiles(final String packageName, 18385 final IPackageDataObserver observer) { 18386 final int userId = UserHandle.getCallingUserId(); 18387 deleteApplicationCacheFilesAsUser(packageName, userId, observer); 18388 } 18389 18390 @Override 18391 public void deleteApplicationCacheFilesAsUser(final String packageName, final int userId, 18392 final IPackageDataObserver observer) { 18393 final int callingUid = Binder.getCallingUid(); 18394 mContext.enforceCallingOrSelfPermission( 18395 android.Manifest.permission.DELETE_CACHE_FILES, null); 18396 mPermissionManager.enforceCrossUserPermission(callingUid, userId, 18397 /* requireFullPermission= */ true, /* checkShell= */ false, 18398 "delete application cache files"); 18399 final int hasAccessInstantApps = mContext.checkCallingOrSelfPermission( 18400 android.Manifest.permission.ACCESS_INSTANT_APPS); 18401 18402 final PackageParser.Package pkg; 18403 synchronized (mPackages) { 18404 pkg = mPackages.get(packageName); 18405 } 18406 18407 // Queue up an async operation since the package deletion may take a little while. 18408 mHandler.post(new Runnable() { 18409 public void run() { 18410 final PackageSetting ps = pkg == null ? null : (PackageSetting) pkg.mExtras; 18411 boolean doClearData = true; 18412 if (ps != null) { 18413 final boolean targetIsInstantApp = 18414 ps.getInstantApp(UserHandle.getUserId(callingUid)); 18415 doClearData = !targetIsInstantApp 18416 || hasAccessInstantApps == PackageManager.PERMISSION_GRANTED; 18417 } 18418 if (doClearData) { 18419 synchronized (mInstallLock) { 18420 final int flags = StorageManager.FLAG_STORAGE_DE 18421 | StorageManager.FLAG_STORAGE_CE; 18422 // We're only clearing cache files, so we don't care if the 18423 // app is unfrozen and still able to run 18424 clearAppDataLIF(pkg, userId, flags | Installer.FLAG_CLEAR_CACHE_ONLY); 18425 clearAppDataLIF(pkg, userId, flags | Installer.FLAG_CLEAR_CODE_CACHE_ONLY); 18426 } 18427 clearExternalStorageDataSync(packageName, userId, false); 18428 } 18429 if (observer != null) { 18430 try { 18431 observer.onRemoveCompleted(packageName, true); 18432 } catch (RemoteException e) { 18433 Log.i(TAG, "Observer no longer exists."); 18434 } 18435 } 18436 } 18437 }); 18438 } 18439 18440 @Override 18441 public void getPackageSizeInfo(final String packageName, int userHandle, 18442 final IPackageStatsObserver observer) { 18443 throw new UnsupportedOperationException( 18444 "Shame on you for calling the hidden API getPackageSizeInfo(). Shame!"); 18445 } 18446 18447 private boolean getPackageSizeInfoLI(String packageName, int userId, PackageStats stats) { 18448 final PackageSetting ps; 18449 synchronized (mPackages) { 18450 ps = mSettings.mPackages.get(packageName); 18451 if (ps == null) { 18452 Slog.w(TAG, "Failed to find settings for " + packageName); 18453 return false; 18454 } 18455 } 18456 18457 final String[] packageNames = { packageName }; 18458 final long[] ceDataInodes = { ps.getCeDataInode(userId) }; 18459 final String[] codePaths = { ps.codePathString }; 18460 18461 try { 18462 mInstaller.getAppSize(ps.volumeUuid, packageNames, userId, 0, 18463 ps.appId, ceDataInodes, codePaths, stats); 18464 18465 // For now, ignore code size of packages on system partition 18466 if (isSystemApp(ps) && !isUpdatedSystemApp(ps)) { 18467 stats.codeSize = 0; 18468 } 18469 18470 // External clients expect these to be tracked separately 18471 stats.dataSize -= stats.cacheSize; 18472 18473 } catch (InstallerException e) { 18474 Slog.w(TAG, String.valueOf(e)); 18475 return false; 18476 } 18477 18478 return true; 18479 } 18480 18481 private int getUidTargetSdkVersionLockedLPr(int uid) { 18482 Object obj = mSettings.getUserIdLPr(uid); 18483 if (obj instanceof SharedUserSetting) { 18484 final SharedUserSetting sus = (SharedUserSetting) obj; 18485 int vers = Build.VERSION_CODES.CUR_DEVELOPMENT; 18486 final Iterator<PackageSetting> it = sus.packages.iterator(); 18487 while (it.hasNext()) { 18488 final PackageSetting ps = it.next(); 18489 if (ps.pkg != null) { 18490 int v = ps.pkg.applicationInfo.targetSdkVersion; 18491 if (v < vers) vers = v; 18492 } 18493 } 18494 return vers; 18495 } else if (obj instanceof PackageSetting) { 18496 final PackageSetting ps = (PackageSetting) obj; 18497 if (ps.pkg != null) { 18498 return ps.pkg.applicationInfo.targetSdkVersion; 18499 } 18500 } 18501 return Build.VERSION_CODES.CUR_DEVELOPMENT; 18502 } 18503 18504 @Override 18505 public void addPreferredActivity(IntentFilter filter, int match, 18506 ComponentName[] set, ComponentName activity, int userId) { 18507 addPreferredActivityInternal(filter, match, set, activity, true, userId, 18508 "Adding preferred"); 18509 } 18510 18511 private void addPreferredActivityInternal(IntentFilter filter, int match, 18512 ComponentName[] set, ComponentName activity, boolean always, int userId, 18513 String opname) { 18514 // writer 18515 int callingUid = Binder.getCallingUid(); 18516 mPermissionManager.enforceCrossUserPermission(callingUid, userId, 18517 true /* requireFullPermission */, false /* checkShell */, "add preferred activity"); 18518 if (filter.countActions() == 0) { 18519 Slog.w(TAG, "Cannot set a preferred activity with no filter actions"); 18520 return; 18521 } 18522 synchronized (mPackages) { 18523 if (mContext.checkCallingOrSelfPermission( 18524 android.Manifest.permission.SET_PREFERRED_APPLICATIONS) 18525 != PackageManager.PERMISSION_GRANTED) { 18526 if (getUidTargetSdkVersionLockedLPr(callingUid) 18527 < Build.VERSION_CODES.FROYO) { 18528 Slog.w(TAG, "Ignoring addPreferredActivity() from uid " 18529 + callingUid); 18530 return; 18531 } 18532 mContext.enforceCallingOrSelfPermission( 18533 android.Manifest.permission.SET_PREFERRED_APPLICATIONS, null); 18534 } 18535 18536 PreferredIntentResolver pir = mSettings.editPreferredActivitiesLPw(userId); 18537 Slog.i(TAG, opname + " activity " + activity.flattenToShortString() + " for user " 18538 + userId + ":"); 18539 filter.dump(new LogPrinter(Log.INFO, TAG), " "); 18540 pir.addFilter(new PreferredActivity(filter, match, set, activity, always)); 18541 scheduleWritePackageRestrictionsLocked(userId); 18542 postPreferredActivityChangedBroadcast(userId); 18543 } 18544 } 18545 18546 private void postPreferredActivityChangedBroadcast(int userId) { 18547 mHandler.post(() -> { 18548 final IActivityManager am = ActivityManager.getService(); 18549 if (am == null) { 18550 return; 18551 } 18552 18553 final Intent intent = new Intent(Intent.ACTION_PREFERRED_ACTIVITY_CHANGED); 18554 intent.putExtra(Intent.EXTRA_USER_HANDLE, userId); 18555 try { 18556 am.broadcastIntent(null, intent, null, null, 18557 0, null, null, null, android.app.AppOpsManager.OP_NONE, 18558 null, false, false, userId); 18559 } catch (RemoteException e) { 18560 } 18561 }); 18562 } 18563 18564 @Override 18565 public void replacePreferredActivity(IntentFilter filter, int match, 18566 ComponentName[] set, ComponentName activity, int userId) { 18567 if (filter.countActions() != 1) { 18568 throw new IllegalArgumentException( 18569 "replacePreferredActivity expects filter to have only 1 action."); 18570 } 18571 if (filter.countDataAuthorities() != 0 18572 || filter.countDataPaths() != 0 18573 || filter.countDataSchemes() > 1 18574 || filter.countDataTypes() != 0) { 18575 throw new IllegalArgumentException( 18576 "replacePreferredActivity expects filter to have no data authorities, " + 18577 "paths, or types; and at most one scheme."); 18578 } 18579 18580 final int callingUid = Binder.getCallingUid(); 18581 mPermissionManager.enforceCrossUserPermission(callingUid, userId, 18582 true /* requireFullPermission */, false /* checkShell */, 18583 "replace preferred activity"); 18584 synchronized (mPackages) { 18585 if (mContext.checkCallingOrSelfPermission( 18586 android.Manifest.permission.SET_PREFERRED_APPLICATIONS) 18587 != PackageManager.PERMISSION_GRANTED) { 18588 if (getUidTargetSdkVersionLockedLPr(callingUid) 18589 < Build.VERSION_CODES.FROYO) { 18590 Slog.w(TAG, "Ignoring replacePreferredActivity() from uid " 18591 + Binder.getCallingUid()); 18592 return; 18593 } 18594 mContext.enforceCallingOrSelfPermission( 18595 android.Manifest.permission.SET_PREFERRED_APPLICATIONS, null); 18596 } 18597 18598 PreferredIntentResolver pir = mSettings.mPreferredActivities.get(userId); 18599 if (pir != null) { 18600 // Get all of the existing entries that exactly match this filter. 18601 ArrayList<PreferredActivity> existing = pir.findFilters(filter); 18602 if (existing != null && existing.size() == 1) { 18603 PreferredActivity cur = existing.get(0); 18604 if (DEBUG_PREFERRED) { 18605 Slog.i(TAG, "Checking replace of preferred:"); 18606 filter.dump(new LogPrinter(Log.INFO, TAG), " "); 18607 if (!cur.mPref.mAlways) { 18608 Slog.i(TAG, " -- CUR; not mAlways!"); 18609 } else { 18610 Slog.i(TAG, " -- CUR: mMatch=" + cur.mPref.mMatch); 18611 Slog.i(TAG, " -- CUR: mSet=" 18612 + Arrays.toString(cur.mPref.mSetComponents)); 18613 Slog.i(TAG, " -- CUR: mComponent=" + cur.mPref.mShortComponent); 18614 Slog.i(TAG, " -- NEW: mMatch=" 18615 + (match&IntentFilter.MATCH_CATEGORY_MASK)); 18616 Slog.i(TAG, " -- CUR: mSet=" + Arrays.toString(set)); 18617 Slog.i(TAG, " -- CUR: mComponent=" + activity.flattenToShortString()); 18618 } 18619 } 18620 if (cur.mPref.mAlways && cur.mPref.mComponent.equals(activity) 18621 && cur.mPref.mMatch == (match&IntentFilter.MATCH_CATEGORY_MASK) 18622 && cur.mPref.sameSet(set)) { 18623 // Setting the preferred activity to what it happens to be already 18624 if (DEBUG_PREFERRED) { 18625 Slog.i(TAG, "Replacing with same preferred activity " 18626 + cur.mPref.mShortComponent + " for user " 18627 + userId + ":"); 18628 filter.dump(new LogPrinter(Log.INFO, TAG), " "); 18629 } 18630 return; 18631 } 18632 } 18633 18634 if (existing != null) { 18635 if (DEBUG_PREFERRED) { 18636 Slog.i(TAG, existing.size() + " existing preferred matches for:"); 18637 filter.dump(new LogPrinter(Log.INFO, TAG), " "); 18638 } 18639 for (int i = 0; i < existing.size(); i++) { 18640 PreferredActivity pa = existing.get(i); 18641 if (DEBUG_PREFERRED) { 18642 Slog.i(TAG, "Removing existing preferred activity " 18643 + pa.mPref.mComponent + ":"); 18644 pa.dump(new LogPrinter(Log.INFO, TAG), " "); 18645 } 18646 pir.removeFilter(pa); 18647 } 18648 } 18649 } 18650 addPreferredActivityInternal(filter, match, set, activity, true, userId, 18651 "Replacing preferred"); 18652 } 18653 } 18654 18655 @Override 18656 public void clearPackagePreferredActivities(String packageName) { 18657 final int callingUid = Binder.getCallingUid(); 18658 if (getInstantAppPackageName(callingUid) != null) { 18659 return; 18660 } 18661 // writer 18662 synchronized (mPackages) { 18663 PackageParser.Package pkg = mPackages.get(packageName); 18664 if (pkg == null || pkg.applicationInfo.uid != callingUid) { 18665 if (mContext.checkCallingOrSelfPermission( 18666 android.Manifest.permission.SET_PREFERRED_APPLICATIONS) 18667 != PackageManager.PERMISSION_GRANTED) { 18668 if (getUidTargetSdkVersionLockedLPr(callingUid) 18669 < Build.VERSION_CODES.FROYO) { 18670 Slog.w(TAG, "Ignoring clearPackagePreferredActivities() from uid " 18671 + callingUid); 18672 return; 18673 } 18674 mContext.enforceCallingOrSelfPermission( 18675 android.Manifest.permission.SET_PREFERRED_APPLICATIONS, null); 18676 } 18677 } 18678 final PackageSetting ps = mSettings.getPackageLPr(packageName); 18679 if (ps != null 18680 && filterAppAccessLPr(ps, callingUid, UserHandle.getUserId(callingUid))) { 18681 return; 18682 } 18683 int user = UserHandle.getCallingUserId(); 18684 if (clearPackagePreferredActivitiesLPw(packageName, user)) { 18685 scheduleWritePackageRestrictionsLocked(user); 18686 } 18687 } 18688 } 18689 18690 /** This method takes a specific user id as well as UserHandle.USER_ALL. */ 18691 boolean clearPackagePreferredActivitiesLPw(String packageName, int userId) { 18692 ArrayList<PreferredActivity> removed = null; 18693 boolean changed = false; 18694 for (int i=0; i<mSettings.mPreferredActivities.size(); i++) { 18695 final int thisUserId = mSettings.mPreferredActivities.keyAt(i); 18696 PreferredIntentResolver pir = mSettings.mPreferredActivities.valueAt(i); 18697 if (userId != UserHandle.USER_ALL && userId != thisUserId) { 18698 continue; 18699 } 18700 Iterator<PreferredActivity> it = pir.filterIterator(); 18701 while (it.hasNext()) { 18702 PreferredActivity pa = it.next(); 18703 // Mark entry for removal only if it matches the package name 18704 // and the entry is of type "always". 18705 if (packageName == null || 18706 (pa.mPref.mComponent.getPackageName().equals(packageName) 18707 && pa.mPref.mAlways)) { 18708 if (removed == null) { 18709 removed = new ArrayList<PreferredActivity>(); 18710 } 18711 removed.add(pa); 18712 } 18713 } 18714 if (removed != null) { 18715 for (int j=0; j<removed.size(); j++) { 18716 PreferredActivity pa = removed.get(j); 18717 pir.removeFilter(pa); 18718 } 18719 changed = true; 18720 } 18721 } 18722 if (changed) { 18723 postPreferredActivityChangedBroadcast(userId); 18724 } 18725 return changed; 18726 } 18727 18728 /** This method takes a specific user id as well as UserHandle.USER_ALL. */ 18729 private void clearIntentFilterVerificationsLPw(int userId) { 18730 final int packageCount = mPackages.size(); 18731 for (int i = 0; i < packageCount; i++) { 18732 PackageParser.Package pkg = mPackages.valueAt(i); 18733 clearIntentFilterVerificationsLPw(pkg.packageName, userId); 18734 } 18735 } 18736 18737 /** This method takes a specific user id as well as UserHandle.USER_ALL. */ 18738 void clearIntentFilterVerificationsLPw(String packageName, int userId) { 18739 if (userId == UserHandle.USER_ALL) { 18740 if (mSettings.removeIntentFilterVerificationLPw(packageName, 18741 sUserManager.getUserIds())) { 18742 for (int oneUserId : sUserManager.getUserIds()) { 18743 scheduleWritePackageRestrictionsLocked(oneUserId); 18744 } 18745 } 18746 } else { 18747 if (mSettings.removeIntentFilterVerificationLPw(packageName, userId)) { 18748 scheduleWritePackageRestrictionsLocked(userId); 18749 } 18750 } 18751 } 18752 18753 /** Clears state for all users, and touches intent filter verification policy */ 18754 void clearDefaultBrowserIfNeeded(String packageName) { 18755 for (int oneUserId : sUserManager.getUserIds()) { 18756 clearDefaultBrowserIfNeededForUser(packageName, oneUserId); 18757 } 18758 } 18759 18760 private void clearDefaultBrowserIfNeededForUser(String packageName, int userId) { 18761 final String defaultBrowserPackageName = getDefaultBrowserPackageName(userId); 18762 if (!TextUtils.isEmpty(defaultBrowserPackageName)) { 18763 if (packageName.equals(defaultBrowserPackageName)) { 18764 setDefaultBrowserPackageName(null, userId); 18765 } 18766 } 18767 } 18768 18769 @Override 18770 public void resetApplicationPreferences(int userId) { 18771 mContext.enforceCallingOrSelfPermission( 18772 android.Manifest.permission.SET_PREFERRED_APPLICATIONS, null); 18773 final long identity = Binder.clearCallingIdentity(); 18774 // writer 18775 try { 18776 synchronized (mPackages) { 18777 clearPackagePreferredActivitiesLPw(null, userId); 18778 mSettings.applyDefaultPreferredAppsLPw(this, userId); 18779 // TODO: We have to reset the default SMS and Phone. This requires 18780 // significant refactoring to keep all default apps in the package 18781 // manager (cleaner but more work) or have the services provide 18782 // callbacks to the package manager to request a default app reset. 18783 applyFactoryDefaultBrowserLPw(userId); 18784 clearIntentFilterVerificationsLPw(userId); 18785 primeDomainVerificationsLPw(userId); 18786 resetUserChangesToRuntimePermissionsAndFlagsLPw(userId); 18787 scheduleWritePackageRestrictionsLocked(userId); 18788 } 18789 resetNetworkPolicies(userId); 18790 } finally { 18791 Binder.restoreCallingIdentity(identity); 18792 } 18793 } 18794 18795 @Override 18796 public int getPreferredActivities(List<IntentFilter> outFilters, 18797 List<ComponentName> outActivities, String packageName) { 18798 if (getInstantAppPackageName(Binder.getCallingUid()) != null) { 18799 return 0; 18800 } 18801 int num = 0; 18802 final int userId = UserHandle.getCallingUserId(); 18803 // reader 18804 synchronized (mPackages) { 18805 PreferredIntentResolver pir = mSettings.mPreferredActivities.get(userId); 18806 if (pir != null) { 18807 final Iterator<PreferredActivity> it = pir.filterIterator(); 18808 while (it.hasNext()) { 18809 final PreferredActivity pa = it.next(); 18810 if (packageName == null 18811 || (pa.mPref.mComponent.getPackageName().equals(packageName) 18812 && pa.mPref.mAlways)) { 18813 if (outFilters != null) { 18814 outFilters.add(new IntentFilter(pa)); 18815 } 18816 if (outActivities != null) { 18817 outActivities.add(pa.mPref.mComponent); 18818 } 18819 } 18820 } 18821 } 18822 } 18823 18824 return num; 18825 } 18826 18827 @Override 18828 public void addPersistentPreferredActivity(IntentFilter filter, ComponentName activity, 18829 int userId) { 18830 int callingUid = Binder.getCallingUid(); 18831 if (callingUid != Process.SYSTEM_UID) { 18832 throw new SecurityException( 18833 "addPersistentPreferredActivity can only be run by the system"); 18834 } 18835 if (filter.countActions() == 0) { 18836 Slog.w(TAG, "Cannot set a preferred activity with no filter actions"); 18837 return; 18838 } 18839 synchronized (mPackages) { 18840 Slog.i(TAG, "Adding persistent preferred activity " + activity + " for user " + userId + 18841 ":"); 18842 filter.dump(new LogPrinter(Log.INFO, TAG), " "); 18843 mSettings.editPersistentPreferredActivitiesLPw(userId).addFilter( 18844 new PersistentPreferredActivity(filter, activity)); 18845 scheduleWritePackageRestrictionsLocked(userId); 18846 postPreferredActivityChangedBroadcast(userId); 18847 } 18848 } 18849 18850 @Override 18851 public void clearPackagePersistentPreferredActivities(String packageName, int userId) { 18852 int callingUid = Binder.getCallingUid(); 18853 if (callingUid != Process.SYSTEM_UID) { 18854 throw new SecurityException( 18855 "clearPackagePersistentPreferredActivities can only be run by the system"); 18856 } 18857 ArrayList<PersistentPreferredActivity> removed = null; 18858 boolean changed = false; 18859 synchronized (mPackages) { 18860 for (int i=0; i<mSettings.mPersistentPreferredActivities.size(); i++) { 18861 final int thisUserId = mSettings.mPersistentPreferredActivities.keyAt(i); 18862 PersistentPreferredIntentResolver ppir = mSettings.mPersistentPreferredActivities 18863 .valueAt(i); 18864 if (userId != thisUserId) { 18865 continue; 18866 } 18867 Iterator<PersistentPreferredActivity> it = ppir.filterIterator(); 18868 while (it.hasNext()) { 18869 PersistentPreferredActivity ppa = it.next(); 18870 // Mark entry for removal only if it matches the package name. 18871 if (ppa.mComponent.getPackageName().equals(packageName)) { 18872 if (removed == null) { 18873 removed = new ArrayList<PersistentPreferredActivity>(); 18874 } 18875 removed.add(ppa); 18876 } 18877 } 18878 if (removed != null) { 18879 for (int j=0; j<removed.size(); j++) { 18880 PersistentPreferredActivity ppa = removed.get(j); 18881 ppir.removeFilter(ppa); 18882 } 18883 changed = true; 18884 } 18885 } 18886 18887 if (changed) { 18888 scheduleWritePackageRestrictionsLocked(userId); 18889 postPreferredActivityChangedBroadcast(userId); 18890 } 18891 } 18892 } 18893 18894 /** 18895 * Common machinery for picking apart a restored XML blob and passing 18896 * it to a caller-supplied functor to be applied to the running system. 18897 */ 18898 private void restoreFromXml(XmlPullParser parser, int userId, 18899 String expectedStartTag, BlobXmlRestorer functor) 18900 throws IOException, XmlPullParserException { 18901 int type; 18902 while ((type = parser.next()) != XmlPullParser.START_TAG 18903 && type != XmlPullParser.END_DOCUMENT) { 18904 } 18905 if (type != XmlPullParser.START_TAG) { 18906 // oops didn't find a start tag?! 18907 if (DEBUG_BACKUP) { 18908 Slog.e(TAG, "Didn't find start tag during restore"); 18909 } 18910 return; 18911 } 18912Slog.v(TAG, ":: restoreFromXml() : got to tag " + parser.getName()); 18913 // this is supposed to be TAG_PREFERRED_BACKUP 18914 if (!expectedStartTag.equals(parser.getName())) { 18915 if (DEBUG_BACKUP) { 18916 Slog.e(TAG, "Found unexpected tag " + parser.getName()); 18917 } 18918 return; 18919 } 18920 18921 // skip interfering stuff, then we're aligned with the backing implementation 18922 while ((type = parser.next()) == XmlPullParser.TEXT) { } 18923Slog.v(TAG, ":: stepped forward, applying functor at tag " + parser.getName()); 18924 functor.apply(parser, userId); 18925 } 18926 18927 private interface BlobXmlRestorer { 18928 public void apply(XmlPullParser parser, int userId) throws IOException, XmlPullParserException; 18929 } 18930 18931 /** 18932 * Non-Binder method, support for the backup/restore mechanism: write the 18933 * full set of preferred activities in its canonical XML format. Returns the 18934 * XML output as a byte array, or null if there is none. 18935 */ 18936 @Override 18937 public byte[] getPreferredActivityBackup(int userId) { 18938 if (Binder.getCallingUid() != Process.SYSTEM_UID) { 18939 throw new SecurityException("Only the system may call getPreferredActivityBackup()"); 18940 } 18941 18942 ByteArrayOutputStream dataStream = new ByteArrayOutputStream(); 18943 try { 18944 final XmlSerializer serializer = new FastXmlSerializer(); 18945 serializer.setOutput(dataStream, StandardCharsets.UTF_8.name()); 18946 serializer.startDocument(null, true); 18947 serializer.startTag(null, TAG_PREFERRED_BACKUP); 18948 18949 synchronized (mPackages) { 18950 mSettings.writePreferredActivitiesLPr(serializer, userId, true); 18951 } 18952 18953 serializer.endTag(null, TAG_PREFERRED_BACKUP); 18954 serializer.endDocument(); 18955 serializer.flush(); 18956 } catch (Exception e) { 18957 if (DEBUG_BACKUP) { 18958 Slog.e(TAG, "Unable to write preferred activities for backup", e); 18959 } 18960 return null; 18961 } 18962 18963 return dataStream.toByteArray(); 18964 } 18965 18966 @Override 18967 public void restorePreferredActivities(byte[] backup, int userId) { 18968 if (Binder.getCallingUid() != Process.SYSTEM_UID) { 18969 throw new SecurityException("Only the system may call restorePreferredActivities()"); 18970 } 18971 18972 try { 18973 final XmlPullParser parser = Xml.newPullParser(); 18974 parser.setInput(new ByteArrayInputStream(backup), StandardCharsets.UTF_8.name()); 18975 restoreFromXml(parser, userId, TAG_PREFERRED_BACKUP, 18976 new BlobXmlRestorer() { 18977 @Override 18978 public void apply(XmlPullParser parser, int userId) 18979 throws XmlPullParserException, IOException { 18980 synchronized (mPackages) { 18981 mSettings.readPreferredActivitiesLPw(parser, userId); 18982 } 18983 } 18984 } ); 18985 } catch (Exception e) { 18986 if (DEBUG_BACKUP) { 18987 Slog.e(TAG, "Exception restoring preferred activities: " + e.getMessage()); 18988 } 18989 } 18990 } 18991 18992 /** 18993 * Non-Binder method, support for the backup/restore mechanism: write the 18994 * default browser (etc) settings in its canonical XML format. Returns the default 18995 * browser XML representation as a byte array, or null if there is none. 18996 */ 18997 @Override 18998 public byte[] getDefaultAppsBackup(int userId) { 18999 if (Binder.getCallingUid() != Process.SYSTEM_UID) { 19000 throw new SecurityException("Only the system may call getDefaultAppsBackup()"); 19001 } 19002 19003 ByteArrayOutputStream dataStream = new ByteArrayOutputStream(); 19004 try { 19005 final XmlSerializer serializer = new FastXmlSerializer(); 19006 serializer.setOutput(dataStream, StandardCharsets.UTF_8.name()); 19007 serializer.startDocument(null, true); 19008 serializer.startTag(null, TAG_DEFAULT_APPS); 19009 19010 synchronized (mPackages) { 19011 mSettings.writeDefaultAppsLPr(serializer, userId); 19012 } 19013 19014 serializer.endTag(null, TAG_DEFAULT_APPS); 19015 serializer.endDocument(); 19016 serializer.flush(); 19017 } catch (Exception e) { 19018 if (DEBUG_BACKUP) { 19019 Slog.e(TAG, "Unable to write default apps for backup", e); 19020 } 19021 return null; 19022 } 19023 19024 return dataStream.toByteArray(); 19025 } 19026 19027 @Override 19028 public void restoreDefaultApps(byte[] backup, int userId) { 19029 if (Binder.getCallingUid() != Process.SYSTEM_UID) { 19030 throw new SecurityException("Only the system may call restoreDefaultApps()"); 19031 } 19032 19033 try { 19034 final XmlPullParser parser = Xml.newPullParser(); 19035 parser.setInput(new ByteArrayInputStream(backup), StandardCharsets.UTF_8.name()); 19036 restoreFromXml(parser, userId, TAG_DEFAULT_APPS, 19037 new BlobXmlRestorer() { 19038 @Override 19039 public void apply(XmlPullParser parser, int userId) 19040 throws XmlPullParserException, IOException { 19041 synchronized (mPackages) { 19042 mSettings.readDefaultAppsLPw(parser, userId); 19043 } 19044 } 19045 } ); 19046 } catch (Exception e) { 19047 if (DEBUG_BACKUP) { 19048 Slog.e(TAG, "Exception restoring default apps: " + e.getMessage()); 19049 } 19050 } 19051 } 19052 19053 @Override 19054 public byte[] getIntentFilterVerificationBackup(int userId) { 19055 if (Binder.getCallingUid() != Process.SYSTEM_UID) { 19056 throw new SecurityException("Only the system may call getIntentFilterVerificationBackup()"); 19057 } 19058 19059 ByteArrayOutputStream dataStream = new ByteArrayOutputStream(); 19060 try { 19061 final XmlSerializer serializer = new FastXmlSerializer(); 19062 serializer.setOutput(dataStream, StandardCharsets.UTF_8.name()); 19063 serializer.startDocument(null, true); 19064 serializer.startTag(null, TAG_INTENT_FILTER_VERIFICATION); 19065 19066 synchronized (mPackages) { 19067 mSettings.writeAllDomainVerificationsLPr(serializer, userId); 19068 } 19069 19070 serializer.endTag(null, TAG_INTENT_FILTER_VERIFICATION); 19071 serializer.endDocument(); 19072 serializer.flush(); 19073 } catch (Exception e) { 19074 if (DEBUG_BACKUP) { 19075 Slog.e(TAG, "Unable to write default apps for backup", e); 19076 } 19077 return null; 19078 } 19079 19080 return dataStream.toByteArray(); 19081 } 19082 19083 @Override 19084 public void restoreIntentFilterVerification(byte[] backup, int userId) { 19085 if (Binder.getCallingUid() != Process.SYSTEM_UID) { 19086 throw new SecurityException("Only the system may call restorePreferredActivities()"); 19087 } 19088 19089 try { 19090 final XmlPullParser parser = Xml.newPullParser(); 19091 parser.setInput(new ByteArrayInputStream(backup), StandardCharsets.UTF_8.name()); 19092 restoreFromXml(parser, userId, TAG_INTENT_FILTER_VERIFICATION, 19093 new BlobXmlRestorer() { 19094 @Override 19095 public void apply(XmlPullParser parser, int userId) 19096 throws XmlPullParserException, IOException { 19097 synchronized (mPackages) { 19098 mSettings.readAllDomainVerificationsLPr(parser, userId); 19099 mSettings.writeLPr(); 19100 } 19101 } 19102 } ); 19103 } catch (Exception e) { 19104 if (DEBUG_BACKUP) { 19105 Slog.e(TAG, "Exception restoring preferred activities: " + e.getMessage()); 19106 } 19107 } 19108 } 19109 19110 @Override 19111 public byte[] getPermissionGrantBackup(int userId) { 19112 if (Binder.getCallingUid() != Process.SYSTEM_UID) { 19113 throw new SecurityException("Only the system may call getPermissionGrantBackup()"); 19114 } 19115 19116 ByteArrayOutputStream dataStream = new ByteArrayOutputStream(); 19117 try { 19118 final XmlSerializer serializer = new FastXmlSerializer(); 19119 serializer.setOutput(dataStream, StandardCharsets.UTF_8.name()); 19120 serializer.startDocument(null, true); 19121 serializer.startTag(null, TAG_PERMISSION_BACKUP); 19122 19123 synchronized (mPackages) { 19124 serializeRuntimePermissionGrantsLPr(serializer, userId); 19125 } 19126 19127 serializer.endTag(null, TAG_PERMISSION_BACKUP); 19128 serializer.endDocument(); 19129 serializer.flush(); 19130 } catch (Exception e) { 19131 if (DEBUG_BACKUP) { 19132 Slog.e(TAG, "Unable to write default apps for backup", e); 19133 } 19134 return null; 19135 } 19136 19137 return dataStream.toByteArray(); 19138 } 19139 19140 @Override 19141 public void restorePermissionGrants(byte[] backup, int userId) { 19142 if (Binder.getCallingUid() != Process.SYSTEM_UID) { 19143 throw new SecurityException("Only the system may call restorePermissionGrants()"); 19144 } 19145 19146 try { 19147 final XmlPullParser parser = Xml.newPullParser(); 19148 parser.setInput(new ByteArrayInputStream(backup), StandardCharsets.UTF_8.name()); 19149 restoreFromXml(parser, userId, TAG_PERMISSION_BACKUP, 19150 new BlobXmlRestorer() { 19151 @Override 19152 public void apply(XmlPullParser parser, int userId) 19153 throws XmlPullParserException, IOException { 19154 synchronized (mPackages) { 19155 processRestoredPermissionGrantsLPr(parser, userId); 19156 } 19157 } 19158 } ); 19159 } catch (Exception e) { 19160 if (DEBUG_BACKUP) { 19161 Slog.e(TAG, "Exception restoring preferred activities: " + e.getMessage()); 19162 } 19163 } 19164 } 19165 19166 private void serializeRuntimePermissionGrantsLPr(XmlSerializer serializer, final int userId) 19167 throws IOException { 19168 serializer.startTag(null, TAG_ALL_GRANTS); 19169 19170 final int N = mSettings.mPackages.size(); 19171 for (int i = 0; i < N; i++) { 19172 final PackageSetting ps = mSettings.mPackages.valueAt(i); 19173 boolean pkgGrantsKnown = false; 19174 19175 PermissionsState packagePerms = ps.getPermissionsState(); 19176 19177 for (PermissionState state : packagePerms.getRuntimePermissionStates(userId)) { 19178 final int grantFlags = state.getFlags(); 19179 // only look at grants that are not system/policy fixed 19180 if ((grantFlags & SYSTEM_RUNTIME_GRANT_MASK) == 0) { 19181 final boolean isGranted = state.isGranted(); 19182 // And only back up the user-twiddled state bits 19183 if (isGranted || (grantFlags & USER_RUNTIME_GRANT_MASK) != 0) { 19184 final String packageName = mSettings.mPackages.keyAt(i); 19185 if (!pkgGrantsKnown) { 19186 serializer.startTag(null, TAG_GRANT); 19187 serializer.attribute(null, ATTR_PACKAGE_NAME, packageName); 19188 pkgGrantsKnown = true; 19189 } 19190 19191 final boolean userSet = 19192 (grantFlags & FLAG_PERMISSION_USER_SET) != 0; 19193 final boolean userFixed = 19194 (grantFlags & FLAG_PERMISSION_USER_FIXED) != 0; 19195 final boolean revoke = 19196 (grantFlags & FLAG_PERMISSION_REVOKE_ON_UPGRADE) != 0; 19197 19198 serializer.startTag(null, TAG_PERMISSION); 19199 serializer.attribute(null, ATTR_PERMISSION_NAME, state.getName()); 19200 if (isGranted) { 19201 serializer.attribute(null, ATTR_IS_GRANTED, "true"); 19202 } 19203 if (userSet) { 19204 serializer.attribute(null, ATTR_USER_SET, "true"); 19205 } 19206 if (userFixed) { 19207 serializer.attribute(null, ATTR_USER_FIXED, "true"); 19208 } 19209 if (revoke) { 19210 serializer.attribute(null, ATTR_REVOKE_ON_UPGRADE, "true"); 19211 } 19212 serializer.endTag(null, TAG_PERMISSION); 19213 } 19214 } 19215 } 19216 19217 if (pkgGrantsKnown) { 19218 serializer.endTag(null, TAG_GRANT); 19219 } 19220 } 19221 19222 serializer.endTag(null, TAG_ALL_GRANTS); 19223 } 19224 19225 private void processRestoredPermissionGrantsLPr(XmlPullParser parser, int userId) 19226 throws XmlPullParserException, IOException { 19227 String pkgName = null; 19228 int outerDepth = parser.getDepth(); 19229 int type; 19230 while ((type = parser.next()) != XmlPullParser.END_DOCUMENT 19231 && (type != XmlPullParser.END_TAG || parser.getDepth() > outerDepth)) { 19232 if (type == XmlPullParser.END_TAG || type == XmlPullParser.TEXT) { 19233 continue; 19234 } 19235 19236 final String tagName = parser.getName(); 19237 if (tagName.equals(TAG_GRANT)) { 19238 pkgName = parser.getAttributeValue(null, ATTR_PACKAGE_NAME); 19239 if (DEBUG_BACKUP) { 19240 Slog.v(TAG, "+++ Restoring grants for package " + pkgName); 19241 } 19242 } else if (tagName.equals(TAG_PERMISSION)) { 19243 19244 final boolean isGranted = "true".equals(parser.getAttributeValue(null, ATTR_IS_GRANTED)); 19245 final String permName = parser.getAttributeValue(null, ATTR_PERMISSION_NAME); 19246 19247 int newFlagSet = 0; 19248 if ("true".equals(parser.getAttributeValue(null, ATTR_USER_SET))) { 19249 newFlagSet |= FLAG_PERMISSION_USER_SET; 19250 } 19251 if ("true".equals(parser.getAttributeValue(null, ATTR_USER_FIXED))) { 19252 newFlagSet |= FLAG_PERMISSION_USER_FIXED; 19253 } 19254 if ("true".equals(parser.getAttributeValue(null, ATTR_REVOKE_ON_UPGRADE))) { 19255 newFlagSet |= FLAG_PERMISSION_REVOKE_ON_UPGRADE; 19256 } 19257 if (DEBUG_BACKUP) { 19258 Slog.v(TAG, " + Restoring grant:" 19259 + " pkg=" + pkgName 19260 + " perm=" + permName 19261 + " granted=" + isGranted 19262 + " bits=0x" + Integer.toHexString(newFlagSet)); 19263 } 19264 final PackageSetting ps = mSettings.mPackages.get(pkgName); 19265 if (ps != null) { 19266 // Already installed so we apply the grant immediately 19267 if (DEBUG_BACKUP) { 19268 Slog.v(TAG, " + already installed; applying"); 19269 } 19270 PermissionsState perms = ps.getPermissionsState(); 19271 BasePermission bp = 19272 (BasePermission) mPermissionManager.getPermissionTEMP(permName); 19273 if (bp != null) { 19274 if (isGranted) { 19275 perms.grantRuntimePermission(bp, userId); 19276 } 19277 if (newFlagSet != 0) { 19278 perms.updatePermissionFlags( 19279 bp, userId, USER_RUNTIME_GRANT_MASK, newFlagSet); 19280 } 19281 } 19282 } else { 19283 // Need to wait for post-restore install to apply the grant 19284 if (DEBUG_BACKUP) { 19285 Slog.v(TAG, " - not yet installed; saving for later"); 19286 } 19287 mSettings.processRestoredPermissionGrantLPr(pkgName, permName, 19288 isGranted, newFlagSet, userId); 19289 } 19290 } else { 19291 PackageManagerService.reportSettingsProblem(Log.WARN, 19292 "Unknown element under <" + TAG_PERMISSION_BACKUP + ">: " + tagName); 19293 XmlUtils.skipCurrentTag(parser); 19294 } 19295 } 19296 19297 scheduleWriteSettingsLocked(); 19298 mSettings.writeRuntimePermissionsForUserLPr(userId, false); 19299 } 19300 19301 @Override 19302 public void addCrossProfileIntentFilter(IntentFilter intentFilter, String ownerPackage, 19303 int sourceUserId, int targetUserId, int flags) { 19304 mContext.enforceCallingOrSelfPermission( 19305 android.Manifest.permission.INTERACT_ACROSS_USERS_FULL, null); 19306 int callingUid = Binder.getCallingUid(); 19307 enforceOwnerRights(ownerPackage, callingUid); 19308 PackageManagerServiceUtils.enforceShellRestriction( 19309 UserManager.DISALLOW_DEBUGGING_FEATURES, callingUid, sourceUserId); 19310 if (intentFilter.countActions() == 0) { 19311 Slog.w(TAG, "Cannot set a crossProfile intent filter with no filter actions"); 19312 return; 19313 } 19314 synchronized (mPackages) { 19315 CrossProfileIntentFilter newFilter = new CrossProfileIntentFilter(intentFilter, 19316 ownerPackage, targetUserId, flags); 19317 CrossProfileIntentResolver resolver = 19318 mSettings.editCrossProfileIntentResolverLPw(sourceUserId); 19319 ArrayList<CrossProfileIntentFilter> existing = resolver.findFilters(intentFilter); 19320 // We have all those whose filter is equal. Now checking if the rest is equal as well. 19321 if (existing != null) { 19322 int size = existing.size(); 19323 for (int i = 0; i < size; i++) { 19324 if (newFilter.equalsIgnoreFilter(existing.get(i))) { 19325 return; 19326 } 19327 } 19328 } 19329 resolver.addFilter(newFilter); 19330 scheduleWritePackageRestrictionsLocked(sourceUserId); 19331 } 19332 } 19333 19334 @Override 19335 public void clearCrossProfileIntentFilters(int sourceUserId, String ownerPackage) { 19336 mContext.enforceCallingOrSelfPermission( 19337 android.Manifest.permission.INTERACT_ACROSS_USERS_FULL, null); 19338 final int callingUid = Binder.getCallingUid(); 19339 enforceOwnerRights(ownerPackage, callingUid); 19340 PackageManagerServiceUtils.enforceShellRestriction( 19341 UserManager.DISALLOW_DEBUGGING_FEATURES, callingUid, sourceUserId); 19342 synchronized (mPackages) { 19343 CrossProfileIntentResolver resolver = 19344 mSettings.editCrossProfileIntentResolverLPw(sourceUserId); 19345 ArraySet<CrossProfileIntentFilter> set = 19346 new ArraySet<CrossProfileIntentFilter>(resolver.filterSet()); 19347 for (CrossProfileIntentFilter filter : set) { 19348 if (filter.getOwnerPackage().equals(ownerPackage)) { 19349 resolver.removeFilter(filter); 19350 } 19351 } 19352 scheduleWritePackageRestrictionsLocked(sourceUserId); 19353 } 19354 } 19355 19356 // Enforcing that callingUid is owning pkg on userId 19357 private void enforceOwnerRights(String pkg, int callingUid) { 19358 // The system owns everything. 19359 if (UserHandle.getAppId(callingUid) == Process.SYSTEM_UID) { 19360 return; 19361 } 19362 final int callingUserId = UserHandle.getUserId(callingUid); 19363 PackageInfo pi = getPackageInfo(pkg, 0, callingUserId); 19364 if (pi == null) { 19365 throw new IllegalArgumentException("Unknown package " + pkg + " on user " 19366 + callingUserId); 19367 } 19368 if (!UserHandle.isSameApp(pi.applicationInfo.uid, callingUid)) { 19369 throw new SecurityException("Calling uid " + callingUid 19370 + " does not own package " + pkg); 19371 } 19372 } 19373 19374 @Override 19375 public ComponentName getHomeActivities(List<ResolveInfo> allHomeCandidates) { 19376 if (getInstantAppPackageName(Binder.getCallingUid()) != null) { 19377 return null; 19378 } 19379 return getHomeActivitiesAsUser(allHomeCandidates, UserHandle.getCallingUserId()); 19380 } 19381 19382 public void sendSessionCommitBroadcast(PackageInstaller.SessionInfo sessionInfo, int userId) { 19383 UserManagerService ums = UserManagerService.getInstance(); 19384 if (ums != null) { 19385 final UserInfo parent = ums.getProfileParent(userId); 19386 final int launcherUid = (parent != null) ? parent.id : userId; 19387 final ComponentName launcherComponent = getDefaultHomeActivity(launcherUid); 19388 if (launcherComponent != null) { 19389 Intent launcherIntent = new Intent(PackageInstaller.ACTION_SESSION_COMMITTED) 19390 .putExtra(PackageInstaller.EXTRA_SESSION, sessionInfo) 19391 .putExtra(Intent.EXTRA_USER, UserHandle.of(userId)) 19392 .setPackage(launcherComponent.getPackageName()); 19393 mContext.sendBroadcastAsUser(launcherIntent, UserHandle.of(launcherUid)); 19394 } 19395 } 19396 } 19397 19398 /** 19399 * Report the 'Home' activity which is currently set as "always use this one". If non is set 19400 * then reports the most likely home activity or null if there are more than one. 19401 */ 19402 private ComponentName getDefaultHomeActivity(int userId) { 19403 List<ResolveInfo> allHomeCandidates = new ArrayList<>(); 19404 ComponentName cn = getHomeActivitiesAsUser(allHomeCandidates, userId); 19405 if (cn != null) { 19406 return cn; 19407 } 19408 19409 // Find the launcher with the highest priority and return that component if there are no 19410 // other home activity with the same priority. 19411 int lastPriority = Integer.MIN_VALUE; 19412 ComponentName lastComponent = null; 19413 final int size = allHomeCandidates.size(); 19414 for (int i = 0; i < size; i++) { 19415 final ResolveInfo ri = allHomeCandidates.get(i); 19416 if (ri.priority > lastPriority) { 19417 lastComponent = ri.activityInfo.getComponentName(); 19418 lastPriority = ri.priority; 19419 } else if (ri.priority == lastPriority) { 19420 // Two components found with same priority. 19421 lastComponent = null; 19422 } 19423 } 19424 return lastComponent; 19425 } 19426 19427 private Intent getHomeIntent() { 19428 Intent intent = new Intent(Intent.ACTION_MAIN); 19429 intent.addCategory(Intent.CATEGORY_HOME); 19430 intent.addCategory(Intent.CATEGORY_DEFAULT); 19431 return intent; 19432 } 19433 19434 private IntentFilter getHomeFilter() { 19435 IntentFilter filter = new IntentFilter(Intent.ACTION_MAIN); 19436 filter.addCategory(Intent.CATEGORY_HOME); 19437 filter.addCategory(Intent.CATEGORY_DEFAULT); 19438 return filter; 19439 } 19440 19441 ComponentName getHomeActivitiesAsUser(List<ResolveInfo> allHomeCandidates, 19442 int userId) { 19443 Intent intent = getHomeIntent(); 19444 List<ResolveInfo> list = queryIntentActivitiesInternal(intent, null, 19445 PackageManager.GET_META_DATA, userId); 19446 ResolveInfo preferred = findPreferredActivity(intent, null, 0, list, 0, 19447 true, false, false, userId); 19448 19449 allHomeCandidates.clear(); 19450 if (list != null) { 19451 for (ResolveInfo ri : list) { 19452 allHomeCandidates.add(ri); 19453 } 19454 } 19455 return (preferred == null || preferred.activityInfo == null) 19456 ? null 19457 : new ComponentName(preferred.activityInfo.packageName, 19458 preferred.activityInfo.name); 19459 } 19460 19461 @Override 19462 public void setHomeActivity(ComponentName comp, int userId) { 19463 if (getInstantAppPackageName(Binder.getCallingUid()) != null) { 19464 return; 19465 } 19466 ArrayList<ResolveInfo> homeActivities = new ArrayList<>(); 19467 getHomeActivitiesAsUser(homeActivities, userId); 19468 19469 boolean found = false; 19470 19471 final int size = homeActivities.size(); 19472 final ComponentName[] set = new ComponentName[size]; 19473 for (int i = 0; i < size; i++) { 19474 final ResolveInfo candidate = homeActivities.get(i); 19475 final ActivityInfo info = candidate.activityInfo; 19476 final ComponentName activityName = new ComponentName(info.packageName, info.name); 19477 set[i] = activityName; 19478 if (!found && activityName.equals(comp)) { 19479 found = true; 19480 } 19481 } 19482 if (!found) { 19483 throw new IllegalArgumentException("Component " + comp + " cannot be home on user " 19484 + userId); 19485 } 19486 replacePreferredActivity(getHomeFilter(), IntentFilter.MATCH_CATEGORY_EMPTY, 19487 set, comp, userId); 19488 } 19489 19490 private @Nullable String getSetupWizardPackageName() { 19491 final Intent intent = new Intent(Intent.ACTION_MAIN); 19492 intent.addCategory(Intent.CATEGORY_SETUP_WIZARD); 19493 19494 final List<ResolveInfo> matches = queryIntentActivitiesInternal(intent, null, 19495 MATCH_SYSTEM_ONLY | MATCH_DIRECT_BOOT_AWARE | MATCH_DIRECT_BOOT_UNAWARE 19496 | MATCH_DISABLED_COMPONENTS, 19497 UserHandle.myUserId()); 19498 if (matches.size() == 1) { 19499 return matches.get(0).getComponentInfo().packageName; 19500 } else { 19501 Slog.e(TAG, "There should probably be exactly one setup wizard; found " + matches.size() 19502 + ": matches=" + matches); 19503 return null; 19504 } 19505 } 19506 19507 private @Nullable String getStorageManagerPackageName() { 19508 final Intent intent = new Intent(StorageManager.ACTION_MANAGE_STORAGE); 19509 19510 final List<ResolveInfo> matches = queryIntentActivitiesInternal(intent, null, 19511 MATCH_SYSTEM_ONLY | MATCH_DIRECT_BOOT_AWARE | MATCH_DIRECT_BOOT_UNAWARE 19512 | MATCH_DISABLED_COMPONENTS, 19513 UserHandle.myUserId()); 19514 if (matches.size() == 1) { 19515 return matches.get(0).getComponentInfo().packageName; 19516 } else { 19517 Slog.e(TAG, "There should probably be exactly one storage manager; found " 19518 + matches.size() + ": matches=" + matches); 19519 return null; 19520 } 19521 } 19522 19523 @Override 19524 public void setApplicationEnabledSetting(String appPackageName, 19525 int newState, int flags, int userId, String callingPackage) { 19526 if (!sUserManager.exists(userId)) return; 19527 if (callingPackage == null) { 19528 callingPackage = Integer.toString(Binder.getCallingUid()); 19529 } 19530 setEnabledSetting(appPackageName, null, newState, flags, userId, callingPackage); 19531 } 19532 19533 @Override 19534 public void setUpdateAvailable(String packageName, boolean updateAvailable) { 19535 mContext.enforceCallingOrSelfPermission(android.Manifest.permission.INSTALL_PACKAGES, null); 19536 synchronized (mPackages) { 19537 final PackageSetting pkgSetting = mSettings.mPackages.get(packageName); 19538 if (pkgSetting != null) { 19539 pkgSetting.setUpdateAvailable(updateAvailable); 19540 } 19541 } 19542 } 19543 19544 @Override 19545 public void setComponentEnabledSetting(ComponentName componentName, 19546 int newState, int flags, int userId) { 19547 if (!sUserManager.exists(userId)) return; 19548 setEnabledSetting(componentName.getPackageName(), 19549 componentName.getClassName(), newState, flags, userId, null); 19550 } 19551 19552 private void setEnabledSetting(final String packageName, String className, int newState, 19553 final int flags, int userId, String callingPackage) { 19554 if (!(newState == COMPONENT_ENABLED_STATE_DEFAULT 19555 || newState == COMPONENT_ENABLED_STATE_ENABLED 19556 || newState == COMPONENT_ENABLED_STATE_DISABLED 19557 || newState == COMPONENT_ENABLED_STATE_DISABLED_USER 19558 || newState == COMPONENT_ENABLED_STATE_DISABLED_UNTIL_USED)) { 19559 throw new IllegalArgumentException("Invalid new component state: " 19560 + newState); 19561 } 19562 PackageSetting pkgSetting; 19563 final int callingUid = Binder.getCallingUid(); 19564 final int permission; 19565 if (callingUid == Process.SYSTEM_UID) { 19566 permission = PackageManager.PERMISSION_GRANTED; 19567 } else { 19568 permission = mContext.checkCallingOrSelfPermission( 19569 android.Manifest.permission.CHANGE_COMPONENT_ENABLED_STATE); 19570 } 19571 mPermissionManager.enforceCrossUserPermission(callingUid, userId, 19572 false /* requireFullPermission */, true /* checkShell */, "set enabled"); 19573 final boolean allowedByPermission = (permission == PackageManager.PERMISSION_GRANTED); 19574 boolean sendNow = false; 19575 boolean isApp = (className == null); 19576 final boolean isCallerInstantApp = (getInstantAppPackageName(callingUid) != null); 19577 String componentName = isApp ? packageName : className; 19578 int packageUid = -1; 19579 ArrayList<String> components; 19580 19581 // reader 19582 synchronized (mPackages) { 19583 pkgSetting = mSettings.mPackages.get(packageName); 19584 if (pkgSetting == null) { 19585 if (!isCallerInstantApp) { 19586 if (className == null) { 19587 throw new IllegalArgumentException("Unknown package: " + packageName); 19588 } 19589 throw new IllegalArgumentException( 19590 "Unknown component: " + packageName + "/" + className); 19591 } else { 19592 // throw SecurityException to prevent leaking package information 19593 throw new SecurityException( 19594 "Attempt to change component state; " 19595 + "pid=" + Binder.getCallingPid() 19596 + ", uid=" + callingUid 19597 + (className == null 19598 ? ", package=" + packageName 19599 : ", component=" + packageName + "/" + className)); 19600 } 19601 } 19602 } 19603 19604 // Limit who can change which apps 19605 if (!UserHandle.isSameApp(callingUid, pkgSetting.appId)) { 19606 // Don't allow apps that don't have permission to modify other apps 19607 if (!allowedByPermission 19608 || filterAppAccessLPr(pkgSetting, callingUid, userId)) { 19609 throw new SecurityException( 19610 "Attempt to change component state; " 19611 + "pid=" + Binder.getCallingPid() 19612 + ", uid=" + callingUid 19613 + (className == null 19614 ? ", package=" + packageName 19615 : ", component=" + packageName + "/" + className)); 19616 } 19617 // Don't allow changing protected packages. 19618 if (mProtectedPackages.isPackageStateProtected(userId, packageName)) { 19619 throw new SecurityException("Cannot disable a protected package: " + packageName); 19620 } 19621 } 19622 19623 synchronized (mPackages) { 19624 if (callingUid == Process.SHELL_UID 19625 && (pkgSetting.pkgFlags & ApplicationInfo.FLAG_TEST_ONLY) == 0) { 19626 // Shell can only change whole packages between ENABLED and DISABLED_USER states 19627 // unless it is a test package. 19628 int oldState = pkgSetting.getEnabled(userId); 19629 if (className == null 19630 && 19631 (oldState == COMPONENT_ENABLED_STATE_DISABLED_USER 19632 || oldState == COMPONENT_ENABLED_STATE_DEFAULT 19633 || oldState == COMPONENT_ENABLED_STATE_ENABLED) 19634 && 19635 (newState == COMPONENT_ENABLED_STATE_DISABLED_USER 19636 || newState == COMPONENT_ENABLED_STATE_DEFAULT 19637 || newState == COMPONENT_ENABLED_STATE_ENABLED)) { 19638 // ok 19639 } else { 19640 throw new SecurityException( 19641 "Shell cannot change component state for " + packageName + "/" 19642 + className + " to " + newState); 19643 } 19644 } 19645 } 19646 if (className == null) { 19647 // We're dealing with an application/package level state change 19648 synchronized (mPackages) { 19649 if (pkgSetting.getEnabled(userId) == newState) { 19650 // Nothing to do 19651 return; 19652 } 19653 } 19654 // If we're enabling a system stub, there's a little more work to do. 19655 // Prior to enabling the package, we need to decompress the APK(s) to the 19656 // data partition and then replace the version on the system partition. 19657 final PackageParser.Package deletedPkg = pkgSetting.pkg; 19658 final boolean isSystemStub = deletedPkg.isStub 19659 && deletedPkg.isSystem(); 19660 if (isSystemStub 19661 && (newState == PackageManager.COMPONENT_ENABLED_STATE_DEFAULT 19662 || newState == PackageManager.COMPONENT_ENABLED_STATE_ENABLED)) { 19663 final File codePath = decompressPackage(deletedPkg); 19664 if (codePath == null) { 19665 Slog.e(TAG, "couldn't decompress pkg: " + pkgSetting.name); 19666 return; 19667 } 19668 // TODO remove direct parsing of the package object during internal cleanup 19669 // of scan package 19670 // We need to call parse directly here for no other reason than we need 19671 // the new package in order to disable the old one [we use the information 19672 // for some internal optimization to optionally create a new package setting 19673 // object on replace]. However, we can't get the package from the scan 19674 // because the scan modifies live structures and we need to remove the 19675 // old [system] package from the system before a scan can be attempted. 19676 // Once scan is indempotent we can remove this parse and use the package 19677 // object we scanned, prior to adding it to package settings. 19678 final PackageParser pp = new PackageParser(); 19679 pp.setSeparateProcesses(mSeparateProcesses); 19680 pp.setDisplayMetrics(mMetrics); 19681 pp.setCallback(mPackageParserCallback); 19682 final PackageParser.Package tmpPkg; 19683 try { 19684 final @ParseFlags int parseFlags = mDefParseFlags 19685 | PackageParser.PARSE_MUST_BE_APK 19686 | PackageParser.PARSE_IS_SYSTEM_DIR; 19687 tmpPkg = pp.parsePackage(codePath, parseFlags); 19688 } catch (PackageParserException e) { 19689 Slog.w(TAG, "Failed to parse compressed system package:" + pkgSetting.name, e); 19690 return; 19691 } 19692 synchronized (mInstallLock) { 19693 // Disable the stub and remove any package entries 19694 removePackageLI(deletedPkg, true); 19695 synchronized (mPackages) { 19696 disableSystemPackageLPw(deletedPkg, tmpPkg); 19697 } 19698 final PackageParser.Package pkg; 19699 try (PackageFreezer freezer = 19700 freezePackage(deletedPkg.packageName, "setEnabledSetting")) { 19701 final int parseFlags = mDefParseFlags | PackageParser.PARSE_CHATTY 19702 | PackageParser.PARSE_ENFORCE_CODE; 19703 pkg = scanPackageTracedLI(codePath, parseFlags, 0 /*scanFlags*/, 19704 0 /*currentTime*/, null /*user*/); 19705 prepareAppDataAfterInstallLIF(pkg); 19706 synchronized (mPackages) { 19707 try { 19708 updateSharedLibrariesLPr(pkg, null); 19709 } catch (PackageManagerException e) { 19710 Slog.e(TAG, "updateAllSharedLibrariesLPw failed: ", e); 19711 } 19712 mPermissionManager.updatePermissions( 19713 pkg.packageName, pkg, true, mPackages.values(), 19714 mPermissionCallback); 19715 mSettings.writeLPr(); 19716 } 19717 } catch (PackageManagerException e) { 19718 // Whoops! Something went wrong; try to roll back to the stub 19719 Slog.w(TAG, "Failed to install compressed system package:" 19720 + pkgSetting.name, e); 19721 // Remove the failed install 19722 removeCodePathLI(codePath); 19723 19724 // Install the system package 19725 try (PackageFreezer freezer = 19726 freezePackage(deletedPkg.packageName, "setEnabledSetting")) { 19727 synchronized (mPackages) { 19728 // NOTE: The system package always needs to be enabled; even 19729 // if it's for a compressed stub. If we don't, installing the 19730 // system package fails during scan [scanning checks the disabled 19731 // packages]. We will reverse this later, after we've "installed" 19732 // the stub. 19733 // This leaves us in a fragile state; the stub should never be 19734 // enabled, so, cross your fingers and hope nothing goes wrong 19735 // until we can disable the package later. 19736 enableSystemPackageLPw(deletedPkg); 19737 } 19738 installPackageFromSystemLIF(new File(deletedPkg.codePath), 19739 false /*isPrivileged*/, null /*allUserHandles*/, 19740 null /*origUserHandles*/, null /*origPermissionsState*/, 19741 true /*writeSettings*/); 19742 } catch (PackageManagerException pme) { 19743 Slog.w(TAG, "Failed to restore system package:" 19744 + deletedPkg.packageName, pme); 19745 } finally { 19746 synchronized (mPackages) { 19747 mSettings.disableSystemPackageLPw( 19748 deletedPkg.packageName, true /*replaced*/); 19749 mSettings.writeLPr(); 19750 } 19751 } 19752 return; 19753 } 19754 clearAppDataLIF(pkg, UserHandle.USER_ALL, FLAG_STORAGE_DE 19755 | FLAG_STORAGE_CE | Installer.FLAG_CLEAR_CODE_CACHE_ONLY); 19756 clearAppProfilesLIF(pkg, UserHandle.USER_ALL); 19757 mDexManager.notifyPackageUpdated(pkg.packageName, 19758 pkg.baseCodePath, pkg.splitCodePaths); 19759 } 19760 } 19761 if (newState == PackageManager.COMPONENT_ENABLED_STATE_DEFAULT 19762 || newState == PackageManager.COMPONENT_ENABLED_STATE_ENABLED) { 19763 // Don't care about who enables an app. 19764 callingPackage = null; 19765 } 19766 synchronized (mPackages) { 19767 pkgSetting.setEnabled(newState, userId, callingPackage); 19768 } 19769 } else { 19770 synchronized (mPackages) { 19771 // We're dealing with a component level state change 19772 // First, verify that this is a valid class name. 19773 PackageParser.Package pkg = pkgSetting.pkg; 19774 if (pkg == null || !pkg.hasComponentClassName(className)) { 19775 if (pkg != null && 19776 pkg.applicationInfo.targetSdkVersion >= 19777 Build.VERSION_CODES.JELLY_BEAN) { 19778 throw new IllegalArgumentException("Component class " + className 19779 + " does not exist in " + packageName); 19780 } else { 19781 Slog.w(TAG, "Failed setComponentEnabledSetting: component class " 19782 + className + " does not exist in " + packageName); 19783 } 19784 } 19785 switch (newState) { 19786 case COMPONENT_ENABLED_STATE_ENABLED: 19787 if (!pkgSetting.enableComponentLPw(className, userId)) { 19788 return; 19789 } 19790 break; 19791 case COMPONENT_ENABLED_STATE_DISABLED: 19792 if (!pkgSetting.disableComponentLPw(className, userId)) { 19793 return; 19794 } 19795 break; 19796 case COMPONENT_ENABLED_STATE_DEFAULT: 19797 if (!pkgSetting.restoreComponentLPw(className, userId)) { 19798 return; 19799 } 19800 break; 19801 default: 19802 Slog.e(TAG, "Invalid new component state: " + newState); 19803 return; 19804 } 19805 } 19806 } 19807 synchronized (mPackages) { 19808 scheduleWritePackageRestrictionsLocked(userId); 19809 updateSequenceNumberLP(pkgSetting, new int[] { userId }); 19810 final long callingId = Binder.clearCallingIdentity(); 19811 try { 19812 updateInstantAppInstallerLocked(packageName); 19813 } finally { 19814 Binder.restoreCallingIdentity(callingId); 19815 } 19816 components = mPendingBroadcasts.get(userId, packageName); 19817 final boolean newPackage = components == null; 19818 if (newPackage) { 19819 components = new ArrayList<String>(); 19820 } 19821 if (!components.contains(componentName)) { 19822 components.add(componentName); 19823 } 19824 if ((flags&PackageManager.DONT_KILL_APP) == 0) { 19825 sendNow = true; 19826 // Purge entry from pending broadcast list if another one exists already 19827 // since we are sending one right away. 19828 mPendingBroadcasts.remove(userId, packageName); 19829 } else { 19830 if (newPackage) { 19831 mPendingBroadcasts.put(userId, packageName, components); 19832 } 19833 if (!mHandler.hasMessages(SEND_PENDING_BROADCAST)) { 19834 // Schedule a message 19835 mHandler.sendEmptyMessageDelayed(SEND_PENDING_BROADCAST, BROADCAST_DELAY); 19836 } 19837 } 19838 } 19839 19840 long callingId = Binder.clearCallingIdentity(); 19841 try { 19842 if (sendNow) { 19843 packageUid = UserHandle.getUid(userId, pkgSetting.appId); 19844 sendPackageChangedBroadcast(packageName, 19845 (flags&PackageManager.DONT_KILL_APP) != 0, components, packageUid); 19846 } 19847 } finally { 19848 Binder.restoreCallingIdentity(callingId); 19849 } 19850 } 19851 19852 @Override 19853 public void flushPackageRestrictionsAsUser(int userId) { 19854 if (getInstantAppPackageName(Binder.getCallingUid()) != null) { 19855 return; 19856 } 19857 if (!sUserManager.exists(userId)) { 19858 return; 19859 } 19860 mPermissionManager.enforceCrossUserPermission(Binder.getCallingUid(), userId, false /* requireFullPermission*/, 19861 false /* checkShell */, "flushPackageRestrictions"); 19862 synchronized (mPackages) { 19863 mSettings.writePackageRestrictionsLPr(userId); 19864 mDirtyUsers.remove(userId); 19865 if (mDirtyUsers.isEmpty()) { 19866 mHandler.removeMessages(WRITE_PACKAGE_RESTRICTIONS); 19867 } 19868 } 19869 } 19870 19871 private void sendPackageChangedBroadcast(String packageName, 19872 boolean killFlag, ArrayList<String> componentNames, int packageUid) { 19873 if (DEBUG_INSTALL) 19874 Log.v(TAG, "Sending package changed: package=" + packageName + " components=" 19875 + componentNames); 19876 Bundle extras = new Bundle(4); 19877 extras.putString(Intent.EXTRA_CHANGED_COMPONENT_NAME, componentNames.get(0)); 19878 String nameList[] = new String[componentNames.size()]; 19879 componentNames.toArray(nameList); 19880 extras.putStringArray(Intent.EXTRA_CHANGED_COMPONENT_NAME_LIST, nameList); 19881 extras.putBoolean(Intent.EXTRA_DONT_KILL_APP, killFlag); 19882 extras.putInt(Intent.EXTRA_UID, packageUid); 19883 // If this is not reporting a change of the overall package, then only send it 19884 // to registered receivers. We don't want to launch a swath of apps for every 19885 // little component state change. 19886 final int flags = !componentNames.contains(packageName) 19887 ? Intent.FLAG_RECEIVER_REGISTERED_ONLY : 0; 19888 sendPackageBroadcast(Intent.ACTION_PACKAGE_CHANGED, packageName, extras, flags, null, null, 19889 new int[] {UserHandle.getUserId(packageUid)}); 19890 } 19891 19892 @Override 19893 public void setPackageStoppedState(String packageName, boolean stopped, int userId) { 19894 if (!sUserManager.exists(userId)) return; 19895 final int callingUid = Binder.getCallingUid(); 19896 if (getInstantAppPackageName(callingUid) != null) { 19897 return; 19898 } 19899 final int permission = mContext.checkCallingOrSelfPermission( 19900 android.Manifest.permission.CHANGE_COMPONENT_ENABLED_STATE); 19901 final boolean allowedByPermission = (permission == PackageManager.PERMISSION_GRANTED); 19902 mPermissionManager.enforceCrossUserPermission(callingUid, userId, 19903 true /* requireFullPermission */, true /* checkShell */, "stop package"); 19904 // writer 19905 synchronized (mPackages) { 19906 final PackageSetting ps = mSettings.mPackages.get(packageName); 19907 if (!filterAppAccessLPr(ps, callingUid, userId) 19908 && mSettings.setPackageStoppedStateLPw(this, packageName, stopped, 19909 allowedByPermission, callingUid, userId)) { 19910 scheduleWritePackageRestrictionsLocked(userId); 19911 } 19912 } 19913 } 19914 19915 @Override 19916 public String getInstallerPackageName(String packageName) { 19917 final int callingUid = Binder.getCallingUid(); 19918 if (getInstantAppPackageName(callingUid) != null) { 19919 return null; 19920 } 19921 // reader 19922 synchronized (mPackages) { 19923 final PackageSetting ps = mSettings.mPackages.get(packageName); 19924 if (filterAppAccessLPr(ps, callingUid, UserHandle.getUserId(callingUid))) { 19925 return null; 19926 } 19927 return mSettings.getInstallerPackageNameLPr(packageName); 19928 } 19929 } 19930 19931 public boolean isOrphaned(String packageName) { 19932 // reader 19933 synchronized (mPackages) { 19934 return mSettings.isOrphaned(packageName); 19935 } 19936 } 19937 19938 @Override 19939 public int getApplicationEnabledSetting(String packageName, int userId) { 19940 if (!sUserManager.exists(userId)) return COMPONENT_ENABLED_STATE_DISABLED; 19941 int callingUid = Binder.getCallingUid(); 19942 mPermissionManager.enforceCrossUserPermission(callingUid, userId, 19943 false /* requireFullPermission */, false /* checkShell */, "get enabled"); 19944 // reader 19945 synchronized (mPackages) { 19946 if (filterAppAccessLPr(mSettings.getPackageLPr(packageName), callingUid, userId)) { 19947 return COMPONENT_ENABLED_STATE_DISABLED; 19948 } 19949 return mSettings.getApplicationEnabledSettingLPr(packageName, userId); 19950 } 19951 } 19952 19953 @Override 19954 public int getComponentEnabledSetting(ComponentName component, int userId) { 19955 if (!sUserManager.exists(userId)) return COMPONENT_ENABLED_STATE_DISABLED; 19956 int callingUid = Binder.getCallingUid(); 19957 mPermissionManager.enforceCrossUserPermission(callingUid, userId, 19958 false /*requireFullPermission*/, false /*checkShell*/, "getComponentEnabled"); 19959 synchronized (mPackages) { 19960 if (filterAppAccessLPr(mSettings.getPackageLPr(component.getPackageName()), callingUid, 19961 component, TYPE_UNKNOWN, userId)) { 19962 return COMPONENT_ENABLED_STATE_DISABLED; 19963 } 19964 return mSettings.getComponentEnabledSettingLPr(component, userId); 19965 } 19966 } 19967 19968 @Override 19969 public void enterSafeMode() { 19970 enforceSystemOrRoot("Only the system can request entering safe mode"); 19971 19972 if (!mSystemReady) { 19973 mSafeMode = true; 19974 } 19975 } 19976 19977 @Override 19978 public void systemReady() { 19979 enforceSystemOrRoot("Only the system can claim the system is ready"); 19980 19981 mSystemReady = true; 19982 final ContentResolver resolver = mContext.getContentResolver(); 19983 ContentObserver co = new ContentObserver(mHandler) { 19984 @Override 19985 public void onChange(boolean selfChange) { 19986 mEphemeralAppsDisabled = 19987 (Global.getInt(resolver, Global.ENABLE_EPHEMERAL_FEATURE, 1) == 0) || 19988 (Secure.getInt(resolver, Secure.INSTANT_APPS_ENABLED, 1) == 0); 19989 } 19990 }; 19991 mContext.getContentResolver().registerContentObserver(android.provider.Settings.Global 19992 .getUriFor(Global.ENABLE_EPHEMERAL_FEATURE), 19993 false, co, UserHandle.USER_SYSTEM); 19994 mContext.getContentResolver().registerContentObserver(android.provider.Settings.Global 19995 .getUriFor(Secure.INSTANT_APPS_ENABLED), false, co, UserHandle.USER_SYSTEM); 19996 co.onChange(true); 19997 19998 // Disable any carrier apps. We do this very early in boot to prevent the apps from being 19999 // disabled after already being started. 20000 CarrierAppUtils.disableCarrierAppsUntilPrivileged(mContext.getOpPackageName(), this, 20001 mContext.getContentResolver(), UserHandle.USER_SYSTEM); 20002 20003 // Read the compatibilty setting when the system is ready. 20004 boolean compatibilityModeEnabled = android.provider.Settings.Global.getInt( 20005 mContext.getContentResolver(), 20006 android.provider.Settings.Global.COMPATIBILITY_MODE, 1) == 1; 20007 PackageParser.setCompatibilityModeEnabled(compatibilityModeEnabled); 20008 if (DEBUG_SETTINGS) { 20009 Log.d(TAG, "compatibility mode:" + compatibilityModeEnabled); 20010 } 20011 20012 int[] grantPermissionsUserIds = EMPTY_INT_ARRAY; 20013 20014 synchronized (mPackages) { 20015 // Verify that all of the preferred activity components actually 20016 // exist. It is possible for applications to be updated and at 20017 // that point remove a previously declared activity component that 20018 // had been set as a preferred activity. We try to clean this up 20019 // the next time we encounter that preferred activity, but it is 20020 // possible for the user flow to never be able to return to that 20021 // situation so here we do a sanity check to make sure we haven't 20022 // left any junk around. 20023 ArrayList<PreferredActivity> removed = new ArrayList<PreferredActivity>(); 20024 for (int i=0; i<mSettings.mPreferredActivities.size(); i++) { 20025 PreferredIntentResolver pir = mSettings.mPreferredActivities.valueAt(i); 20026 removed.clear(); 20027 for (PreferredActivity pa : pir.filterSet()) { 20028 if (mActivities.mActivities.get(pa.mPref.mComponent) == null) { 20029 removed.add(pa); 20030 } 20031 } 20032 if (removed.size() > 0) { 20033 for (int r=0; r<removed.size(); r++) { 20034 PreferredActivity pa = removed.get(r); 20035 Slog.w(TAG, "Removing dangling preferred activity: " 20036 + pa.mPref.mComponent); 20037 pir.removeFilter(pa); 20038 } 20039 mSettings.writePackageRestrictionsLPr( 20040 mSettings.mPreferredActivities.keyAt(i)); 20041 } 20042 } 20043 20044 for (int userId : UserManagerService.getInstance().getUserIds()) { 20045 if (!mSettings.areDefaultRuntimePermissionsGrantedLPr(userId)) { 20046 grantPermissionsUserIds = ArrayUtils.appendInt( 20047 grantPermissionsUserIds, userId); 20048 } 20049 } 20050 } 20051 sUserManager.systemReady(); 20052 20053 // If we upgraded grant all default permissions before kicking off. 20054 for (int userId : grantPermissionsUserIds) { 20055 mDefaultPermissionPolicy.grantDefaultPermissions(mPackages.values(), userId); 20056 } 20057 20058 if (grantPermissionsUserIds == EMPTY_INT_ARRAY) { 20059 // If we did not grant default permissions, we preload from this the 20060 // default permission exceptions lazily to ensure we don't hit the 20061 // disk on a new user creation. 20062 mDefaultPermissionPolicy.scheduleReadDefaultPermissionExceptions(); 20063 } 20064 20065 // Now that we've scanned all packages, and granted any default 20066 // permissions, ensure permissions are updated. Beware of dragons if you 20067 // try optimizing this. 20068 synchronized (mPackages) { 20069 mPermissionManager.updateAllPermissions( 20070 StorageManager.UUID_PRIVATE_INTERNAL, false, mPackages.values(), 20071 mPermissionCallback); 20072 } 20073 20074 // Kick off any messages waiting for system ready 20075 if (mPostSystemReadyMessages != null) { 20076 for (Message msg : mPostSystemReadyMessages) { 20077 msg.sendToTarget(); 20078 } 20079 mPostSystemReadyMessages = null; 20080 } 20081 20082 // Watch for external volumes that come and go over time 20083 final StorageManager storage = mContext.getSystemService(StorageManager.class); 20084 storage.registerListener(mStorageListener); 20085 20086 mInstallerService.systemReady(); 20087 mPackageDexOptimizer.systemReady(); 20088 20089 StorageManagerInternal StorageManagerInternal = LocalServices.getService( 20090 StorageManagerInternal.class); 20091 StorageManagerInternal.addExternalStoragePolicy( 20092 new StorageManagerInternal.ExternalStorageMountPolicy() { 20093 @Override 20094 public int getMountMode(int uid, String packageName) { 20095 if (Process.isIsolated(uid)) { 20096 return Zygote.MOUNT_EXTERNAL_NONE; 20097 } 20098 if (checkUidPermission(WRITE_MEDIA_STORAGE, uid) == PERMISSION_GRANTED) { 20099 return Zygote.MOUNT_EXTERNAL_DEFAULT; 20100 } 20101 if (checkUidPermission(READ_EXTERNAL_STORAGE, uid) == PERMISSION_DENIED) { 20102 return Zygote.MOUNT_EXTERNAL_DEFAULT; 20103 } 20104 if (checkUidPermission(WRITE_EXTERNAL_STORAGE, uid) == PERMISSION_DENIED) { 20105 return Zygote.MOUNT_EXTERNAL_READ; 20106 } 20107 return Zygote.MOUNT_EXTERNAL_WRITE; 20108 } 20109 20110 @Override 20111 public boolean hasExternalStorage(int uid, String packageName) { 20112 return true; 20113 } 20114 }); 20115 20116 // Now that we're mostly running, clean up stale users and apps 20117 sUserManager.reconcileUsers(StorageManager.UUID_PRIVATE_INTERNAL); 20118 reconcileApps(StorageManager.UUID_PRIVATE_INTERNAL); 20119 20120 mPermissionManager.systemReady(); 20121 } 20122 20123 public void waitForAppDataPrepared() { 20124 if (mPrepareAppDataFuture == null) { 20125 return; 20126 } 20127 ConcurrentUtils.waitForFutureNoInterrupt(mPrepareAppDataFuture, "wait for prepareAppData"); 20128 mPrepareAppDataFuture = null; 20129 } 20130 20131 @Override 20132 public boolean isSafeMode() { 20133 // allow instant applications 20134 return mSafeMode; 20135 } 20136 20137 @Override 20138 public boolean hasSystemUidErrors() { 20139 // allow instant applications 20140 return mHasSystemUidErrors; 20141 } 20142 20143 static String arrayToString(int[] array) { 20144 StringBuffer buf = new StringBuffer(128); 20145 buf.append('['); 20146 if (array != null) { 20147 for (int i=0; i<array.length; i++) { 20148 if (i > 0) buf.append(", "); 20149 buf.append(array[i]); 20150 } 20151 } 20152 buf.append(']'); 20153 return buf.toString(); 20154 } 20155 20156 @Override 20157 public void onShellCommand(FileDescriptor in, FileDescriptor out, 20158 FileDescriptor err, String[] args, ShellCallback callback, 20159 ResultReceiver resultReceiver) { 20160 (new PackageManagerShellCommand(this)).exec( 20161 this, in, out, err, args, callback, resultReceiver); 20162 } 20163 20164 @Override 20165 protected void dump(FileDescriptor fd, PrintWriter pw, String[] args) { 20166 if (!DumpUtils.checkDumpAndUsageStatsPermission(mContext, TAG, pw)) return; 20167 20168 DumpState dumpState = new DumpState(); 20169 boolean fullPreferred = false; 20170 boolean checkin = false; 20171 20172 String packageName = null; 20173 ArraySet<String> permissionNames = null; 20174 20175 int opti = 0; 20176 while (opti < args.length) { 20177 String opt = args[opti]; 20178 if (opt == null || opt.length() <= 0 || opt.charAt(0) != '-') { 20179 break; 20180 } 20181 opti++; 20182 20183 if ("-a".equals(opt)) { 20184 // Right now we only know how to print all. 20185 } else if ("-h".equals(opt)) { 20186 pw.println("Package manager dump options:"); 20187 pw.println(" [-h] [-f] [--checkin] [cmd] ..."); 20188 pw.println(" --checkin: dump for a checkin"); 20189 pw.println(" -f: print details of intent filters"); 20190 pw.println(" -h: print this help"); 20191 pw.println(" cmd may be one of:"); 20192 pw.println(" l[ibraries]: list known shared libraries"); 20193 pw.println(" f[eatures]: list device features"); 20194 pw.println(" k[eysets]: print known keysets"); 20195 pw.println(" r[esolvers] [activity|service|receiver|content]: dump intent resolvers"); 20196 pw.println(" perm[issions]: dump permissions"); 20197 pw.println(" permission [name ...]: dump declaration and use of given permission"); 20198 pw.println(" pref[erred]: print preferred package settings"); 20199 pw.println(" preferred-xml [--full]: print preferred package settings as xml"); 20200 pw.println(" prov[iders]: dump content providers"); 20201 pw.println(" p[ackages]: dump installed packages"); 20202 pw.println(" s[hared-users]: dump shared user IDs"); 20203 pw.println(" m[essages]: print collected runtime messages"); 20204 pw.println(" v[erifiers]: print package verifier info"); 20205 pw.println(" d[omain-preferred-apps]: print domains preferred apps"); 20206 pw.println(" i[ntent-filter-verifiers]|ifv: print intent filter verifier info"); 20207 pw.println(" version: print database version info"); 20208 pw.println(" write: write current settings now"); 20209 pw.println(" installs: details about install sessions"); 20210 pw.println(" check-permission <permission> <package> [<user>]: does pkg hold perm?"); 20211 pw.println(" dexopt: dump dexopt state"); 20212 pw.println(" compiler-stats: dump compiler statistics"); 20213 pw.println(" enabled-overlays: dump list of enabled overlay packages"); 20214 pw.println(" <package.name>: info about given package"); 20215 return; 20216 } else if ("--checkin".equals(opt)) { 20217 checkin = true; 20218 } else if ("-f".equals(opt)) { 20219 dumpState.setOptionEnabled(DumpState.OPTION_SHOW_FILTERS); 20220 } else if ("--proto".equals(opt)) { 20221 dumpProto(fd); 20222 return; 20223 } else { 20224 pw.println("Unknown argument: " + opt + "; use -h for help"); 20225 } 20226 } 20227 20228 // Is the caller requesting to dump a particular piece of data? 20229 if (opti < args.length) { 20230 String cmd = args[opti]; 20231 opti++; 20232 // Is this a package name? 20233 if ("android".equals(cmd) || cmd.contains(".")) { 20234 packageName = cmd; 20235 // When dumping a single package, we always dump all of its 20236 // filter information since the amount of data will be reasonable. 20237 dumpState.setOptionEnabled(DumpState.OPTION_SHOW_FILTERS); 20238 } else if ("check-permission".equals(cmd)) { 20239 if (opti >= args.length) { 20240 pw.println("Error: check-permission missing permission argument"); 20241 return; 20242 } 20243 String perm = args[opti]; 20244 opti++; 20245 if (opti >= args.length) { 20246 pw.println("Error: check-permission missing package argument"); 20247 return; 20248 } 20249 20250 String pkg = args[opti]; 20251 opti++; 20252 int user = UserHandle.getUserId(Binder.getCallingUid()); 20253 if (opti < args.length) { 20254 try { 20255 user = Integer.parseInt(args[opti]); 20256 } catch (NumberFormatException e) { 20257 pw.println("Error: check-permission user argument is not a number: " 20258 + args[opti]); 20259 return; 20260 } 20261 } 20262 20263 // Normalize package name to handle renamed packages and static libs 20264 pkg = resolveInternalPackageNameLPr(pkg, PackageManager.VERSION_CODE_HIGHEST); 20265 20266 pw.println(checkPermission(perm, pkg, user)); 20267 return; 20268 } else if ("l".equals(cmd) || "libraries".equals(cmd)) { 20269 dumpState.setDump(DumpState.DUMP_LIBS); 20270 } else if ("f".equals(cmd) || "features".equals(cmd)) { 20271 dumpState.setDump(DumpState.DUMP_FEATURES); 20272 } else if ("r".equals(cmd) || "resolvers".equals(cmd)) { 20273 if (opti >= args.length) { 20274 dumpState.setDump(DumpState.DUMP_ACTIVITY_RESOLVERS 20275 | DumpState.DUMP_SERVICE_RESOLVERS 20276 | DumpState.DUMP_RECEIVER_RESOLVERS 20277 | DumpState.DUMP_CONTENT_RESOLVERS); 20278 } else { 20279 while (opti < args.length) { 20280 String name = args[opti]; 20281 if ("a".equals(name) || "activity".equals(name)) { 20282 dumpState.setDump(DumpState.DUMP_ACTIVITY_RESOLVERS); 20283 } else if ("s".equals(name) || "service".equals(name)) { 20284 dumpState.setDump(DumpState.DUMP_SERVICE_RESOLVERS); 20285 } else if ("r".equals(name) || "receiver".equals(name)) { 20286 dumpState.setDump(DumpState.DUMP_RECEIVER_RESOLVERS); 20287 } else if ("c".equals(name) || "content".equals(name)) { 20288 dumpState.setDump(DumpState.DUMP_CONTENT_RESOLVERS); 20289 } else { 20290 pw.println("Error: unknown resolver table type: " + name); 20291 return; 20292 } 20293 opti++; 20294 } 20295 } 20296 } else if ("perm".equals(cmd) || "permissions".equals(cmd)) { 20297 dumpState.setDump(DumpState.DUMP_PERMISSIONS); 20298 } else if ("permission".equals(cmd)) { 20299 if (opti >= args.length) { 20300 pw.println("Error: permission requires permission name"); 20301 return; 20302 } 20303 permissionNames = new ArraySet<>(); 20304 while (opti < args.length) { 20305 permissionNames.add(args[opti]); 20306 opti++; 20307 } 20308 dumpState.setDump(DumpState.DUMP_PERMISSIONS 20309 | DumpState.DUMP_PACKAGES | DumpState.DUMP_SHARED_USERS); 20310 } else if ("pref".equals(cmd) || "preferred".equals(cmd)) { 20311 dumpState.setDump(DumpState.DUMP_PREFERRED); 20312 } else if ("preferred-xml".equals(cmd)) { 20313 dumpState.setDump(DumpState.DUMP_PREFERRED_XML); 20314 if (opti < args.length && "--full".equals(args[opti])) { 20315 fullPreferred = true; 20316 opti++; 20317 } 20318 } else if ("d".equals(cmd) || "domain-preferred-apps".equals(cmd)) { 20319 dumpState.setDump(DumpState.DUMP_DOMAIN_PREFERRED); 20320 } else if ("p".equals(cmd) || "packages".equals(cmd)) { 20321 dumpState.setDump(DumpState.DUMP_PACKAGES); 20322 } else if ("s".equals(cmd) || "shared-users".equals(cmd)) { 20323 dumpState.setDump(DumpState.DUMP_SHARED_USERS); 20324 } else if ("prov".equals(cmd) || "providers".equals(cmd)) { 20325 dumpState.setDump(DumpState.DUMP_PROVIDERS); 20326 } else if ("m".equals(cmd) || "messages".equals(cmd)) { 20327 dumpState.setDump(DumpState.DUMP_MESSAGES); 20328 } else if ("v".equals(cmd) || "verifiers".equals(cmd)) { 20329 dumpState.setDump(DumpState.DUMP_VERIFIERS); 20330 } else if ("i".equals(cmd) || "ifv".equals(cmd) 20331 || "intent-filter-verifiers".equals(cmd)) { 20332 dumpState.setDump(DumpState.DUMP_INTENT_FILTER_VERIFIERS); 20333 } else if ("version".equals(cmd)) { 20334 dumpState.setDump(DumpState.DUMP_VERSION); 20335 } else if ("k".equals(cmd) || "keysets".equals(cmd)) { 20336 dumpState.setDump(DumpState.DUMP_KEYSETS); 20337 } else if ("installs".equals(cmd)) { 20338 dumpState.setDump(DumpState.DUMP_INSTALLS); 20339 } else if ("frozen".equals(cmd)) { 20340 dumpState.setDump(DumpState.DUMP_FROZEN); 20341 } else if ("volumes".equals(cmd)) { 20342 dumpState.setDump(DumpState.DUMP_VOLUMES); 20343 } else if ("dexopt".equals(cmd)) { 20344 dumpState.setDump(DumpState.DUMP_DEXOPT); 20345 } else if ("compiler-stats".equals(cmd)) { 20346 dumpState.setDump(DumpState.DUMP_COMPILER_STATS); 20347 } else if ("changes".equals(cmd)) { 20348 dumpState.setDump(DumpState.DUMP_CHANGES); 20349 } else if ("write".equals(cmd)) { 20350 synchronized (mPackages) { 20351 mSettings.writeLPr(); 20352 pw.println("Settings written."); 20353 return; 20354 } 20355 } 20356 } 20357 20358 if (checkin) { 20359 pw.println("vers,1"); 20360 } 20361 20362 // reader 20363 synchronized (mPackages) { 20364 if (dumpState.isDumping(DumpState.DUMP_VERSION) && packageName == null) { 20365 if (!checkin) { 20366 if (dumpState.onTitlePrinted()) 20367 pw.println(); 20368 pw.println("Database versions:"); 20369 mSettings.dumpVersionLPr(new IndentingPrintWriter(pw, " ")); 20370 } 20371 } 20372 20373 if (dumpState.isDumping(DumpState.DUMP_VERIFIERS) && packageName == null) { 20374 if (!checkin) { 20375 if (dumpState.onTitlePrinted()) 20376 pw.println(); 20377 pw.println("Verifiers:"); 20378 pw.print(" Required: "); 20379 pw.print(mRequiredVerifierPackage); 20380 pw.print(" (uid="); 20381 pw.print(getPackageUid(mRequiredVerifierPackage, MATCH_DEBUG_TRIAGED_MISSING, 20382 UserHandle.USER_SYSTEM)); 20383 pw.println(")"); 20384 } else if (mRequiredVerifierPackage != null) { 20385 pw.print("vrfy,"); pw.print(mRequiredVerifierPackage); 20386 pw.print(","); 20387 pw.println(getPackageUid(mRequiredVerifierPackage, MATCH_DEBUG_TRIAGED_MISSING, 20388 UserHandle.USER_SYSTEM)); 20389 } 20390 } 20391 20392 if (dumpState.isDumping(DumpState.DUMP_INTENT_FILTER_VERIFIERS) && 20393 packageName == null) { 20394 if (mIntentFilterVerifierComponent != null) { 20395 String verifierPackageName = mIntentFilterVerifierComponent.getPackageName(); 20396 if (!checkin) { 20397 if (dumpState.onTitlePrinted()) 20398 pw.println(); 20399 pw.println("Intent Filter Verifier:"); 20400 pw.print(" Using: "); 20401 pw.print(verifierPackageName); 20402 pw.print(" (uid="); 20403 pw.print(getPackageUid(verifierPackageName, MATCH_DEBUG_TRIAGED_MISSING, 20404 UserHandle.USER_SYSTEM)); 20405 pw.println(")"); 20406 } else if (verifierPackageName != null) { 20407 pw.print("ifv,"); pw.print(verifierPackageName); 20408 pw.print(","); 20409 pw.println(getPackageUid(verifierPackageName, MATCH_DEBUG_TRIAGED_MISSING, 20410 UserHandle.USER_SYSTEM)); 20411 } 20412 } else { 20413 pw.println(); 20414 pw.println("No Intent Filter Verifier available!"); 20415 } 20416 } 20417 20418 if (dumpState.isDumping(DumpState.DUMP_LIBS) && packageName == null) { 20419 boolean printedHeader = false; 20420 final Iterator<String> it = mSharedLibraries.keySet().iterator(); 20421 while (it.hasNext()) { 20422 String libName = it.next(); 20423 SparseArray<SharedLibraryEntry> versionedLib = mSharedLibraries.get(libName); 20424 if (versionedLib == null) { 20425 continue; 20426 } 20427 final int versionCount = versionedLib.size(); 20428 for (int i = 0; i < versionCount; i++) { 20429 SharedLibraryEntry libEntry = versionedLib.valueAt(i); 20430 if (!checkin) { 20431 if (!printedHeader) { 20432 if (dumpState.onTitlePrinted()) 20433 pw.println(); 20434 pw.println("Libraries:"); 20435 printedHeader = true; 20436 } 20437 pw.print(" "); 20438 } else { 20439 pw.print("lib,"); 20440 } 20441 pw.print(libEntry.info.getName()); 20442 if (libEntry.info.isStatic()) { 20443 pw.print(" version=" + libEntry.info.getVersion()); 20444 } 20445 if (!checkin) { 20446 pw.print(" -> "); 20447 } 20448 if (libEntry.path != null) { 20449 pw.print(" (jar) "); 20450 pw.print(libEntry.path); 20451 } else { 20452 pw.print(" (apk) "); 20453 pw.print(libEntry.apk); 20454 } 20455 pw.println(); 20456 } 20457 } 20458 } 20459 20460 if (dumpState.isDumping(DumpState.DUMP_FEATURES) && packageName == null) { 20461 if (dumpState.onTitlePrinted()) 20462 pw.println(); 20463 if (!checkin) { 20464 pw.println("Features:"); 20465 } 20466 20467 synchronized (mAvailableFeatures) { 20468 for (FeatureInfo feat : mAvailableFeatures.values()) { 20469 if (checkin) { 20470 pw.print("feat,"); 20471 pw.print(feat.name); 20472 pw.print(","); 20473 pw.println(feat.version); 20474 } else { 20475 pw.print(" "); 20476 pw.print(feat.name); 20477 if (feat.version > 0) { 20478 pw.print(" version="); 20479 pw.print(feat.version); 20480 } 20481 pw.println(); 20482 } 20483 } 20484 } 20485 } 20486 20487 if (!checkin && dumpState.isDumping(DumpState.DUMP_ACTIVITY_RESOLVERS)) { 20488 if (mActivities.dump(pw, dumpState.getTitlePrinted() ? "\nActivity Resolver Table:" 20489 : "Activity Resolver Table:", " ", packageName, 20490 dumpState.isOptionEnabled(DumpState.OPTION_SHOW_FILTERS), true)) { 20491 dumpState.setTitlePrinted(true); 20492 } 20493 } 20494 if (!checkin && dumpState.isDumping(DumpState.DUMP_RECEIVER_RESOLVERS)) { 20495 if (mReceivers.dump(pw, dumpState.getTitlePrinted() ? "\nReceiver Resolver Table:" 20496 : "Receiver Resolver Table:", " ", packageName, 20497 dumpState.isOptionEnabled(DumpState.OPTION_SHOW_FILTERS), true)) { 20498 dumpState.setTitlePrinted(true); 20499 } 20500 } 20501 if (!checkin && dumpState.isDumping(DumpState.DUMP_SERVICE_RESOLVERS)) { 20502 if (mServices.dump(pw, dumpState.getTitlePrinted() ? "\nService Resolver Table:" 20503 : "Service Resolver Table:", " ", packageName, 20504 dumpState.isOptionEnabled(DumpState.OPTION_SHOW_FILTERS), true)) { 20505 dumpState.setTitlePrinted(true); 20506 } 20507 } 20508 if (!checkin && dumpState.isDumping(DumpState.DUMP_CONTENT_RESOLVERS)) { 20509 if (mProviders.dump(pw, dumpState.getTitlePrinted() ? "\nProvider Resolver Table:" 20510 : "Provider Resolver Table:", " ", packageName, 20511 dumpState.isOptionEnabled(DumpState.OPTION_SHOW_FILTERS), true)) { 20512 dumpState.setTitlePrinted(true); 20513 } 20514 } 20515 20516 if (!checkin && dumpState.isDumping(DumpState.DUMP_PREFERRED)) { 20517 for (int i=0; i<mSettings.mPreferredActivities.size(); i++) { 20518 PreferredIntentResolver pir = mSettings.mPreferredActivities.valueAt(i); 20519 int user = mSettings.mPreferredActivities.keyAt(i); 20520 if (pir.dump(pw, 20521 dumpState.getTitlePrinted() 20522 ? "\nPreferred Activities User " + user + ":" 20523 : "Preferred Activities User " + user + ":", " ", 20524 packageName, true, false)) { 20525 dumpState.setTitlePrinted(true); 20526 } 20527 } 20528 } 20529 20530 if (!checkin && dumpState.isDumping(DumpState.DUMP_PREFERRED_XML)) { 20531 pw.flush(); 20532 FileOutputStream fout = new FileOutputStream(fd); 20533 BufferedOutputStream str = new BufferedOutputStream(fout); 20534 XmlSerializer serializer = new FastXmlSerializer(); 20535 try { 20536 serializer.setOutput(str, StandardCharsets.UTF_8.name()); 20537 serializer.startDocument(null, true); 20538 serializer.setFeature( 20539 "http://xmlpull.org/v1/doc/features.html#indent-output", true); 20540 mSettings.writePreferredActivitiesLPr(serializer, 0, fullPreferred); 20541 serializer.endDocument(); 20542 serializer.flush(); 20543 } catch (IllegalArgumentException e) { 20544 pw.println("Failed writing: " + e); 20545 } catch (IllegalStateException e) { 20546 pw.println("Failed writing: " + e); 20547 } catch (IOException e) { 20548 pw.println("Failed writing: " + e); 20549 } 20550 } 20551 20552 if (!checkin 20553 && dumpState.isDumping(DumpState.DUMP_DOMAIN_PREFERRED) 20554 && packageName == null) { 20555 pw.println(); 20556 int count = mSettings.mPackages.size(); 20557 if (count == 0) { 20558 pw.println("No applications!"); 20559 pw.println(); 20560 } else { 20561 final String prefix = " "; 20562 Collection<PackageSetting> allPackageSettings = mSettings.mPackages.values(); 20563 if (allPackageSettings.size() == 0) { 20564 pw.println("No domain preferred apps!"); 20565 pw.println(); 20566 } else { 20567 pw.println("App verification status:"); 20568 pw.println(); 20569 count = 0; 20570 for (PackageSetting ps : allPackageSettings) { 20571 IntentFilterVerificationInfo ivi = ps.getIntentFilterVerificationInfo(); 20572 if (ivi == null || ivi.getPackageName() == null) continue; 20573 pw.println(prefix + "Package: " + ivi.getPackageName()); 20574 pw.println(prefix + "Domains: " + ivi.getDomainsString()); 20575 pw.println(prefix + "Status: " + ivi.getStatusString()); 20576 pw.println(); 20577 count++; 20578 } 20579 if (count == 0) { 20580 pw.println(prefix + "No app verification established."); 20581 pw.println(); 20582 } 20583 for (int userId : sUserManager.getUserIds()) { 20584 pw.println("App linkages for user " + userId + ":"); 20585 pw.println(); 20586 count = 0; 20587 for (PackageSetting ps : allPackageSettings) { 20588 final long status = ps.getDomainVerificationStatusForUser(userId); 20589 if (status >> 32 == INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_UNDEFINED 20590 && !DEBUG_DOMAIN_VERIFICATION) { 20591 continue; 20592 } 20593 pw.println(prefix + "Package: " + ps.name); 20594 pw.println(prefix + "Domains: " + dumpDomainString(ps.name)); 20595 String statusStr = IntentFilterVerificationInfo. 20596 getStatusStringFromValue(status); 20597 pw.println(prefix + "Status: " + statusStr); 20598 pw.println(); 20599 count++; 20600 } 20601 if (count == 0) { 20602 pw.println(prefix + "No configured app linkages."); 20603 pw.println(); 20604 } 20605 } 20606 } 20607 } 20608 } 20609 20610 if (!checkin && dumpState.isDumping(DumpState.DUMP_PERMISSIONS)) { 20611 mSettings.dumpPermissionsLPr(pw, packageName, permissionNames, dumpState); 20612 } 20613 20614 if (!checkin && dumpState.isDumping(DumpState.DUMP_PROVIDERS)) { 20615 boolean printedSomething = false; 20616 for (PackageParser.Provider p : mProviders.mProviders.values()) { 20617 if (packageName != null && !packageName.equals(p.info.packageName)) { 20618 continue; 20619 } 20620 if (!printedSomething) { 20621 if (dumpState.onTitlePrinted()) 20622 pw.println(); 20623 pw.println("Registered ContentProviders:"); 20624 printedSomething = true; 20625 } 20626 pw.print(" "); p.printComponentShortName(pw); pw.println(":"); 20627 pw.print(" "); pw.println(p.toString()); 20628 } 20629 printedSomething = false; 20630 for (Map.Entry<String, PackageParser.Provider> entry : 20631 mProvidersByAuthority.entrySet()) { 20632 PackageParser.Provider p = entry.getValue(); 20633 if (packageName != null && !packageName.equals(p.info.packageName)) { 20634 continue; 20635 } 20636 if (!printedSomething) { 20637 if (dumpState.onTitlePrinted()) 20638 pw.println(); 20639 pw.println("ContentProvider Authorities:"); 20640 printedSomething = true; 20641 } 20642 pw.print(" ["); pw.print(entry.getKey()); pw.println("]:"); 20643 pw.print(" "); pw.println(p.toString()); 20644 if (p.info != null && p.info.applicationInfo != null) { 20645 final String appInfo = p.info.applicationInfo.toString(); 20646 pw.print(" applicationInfo="); pw.println(appInfo); 20647 } 20648 } 20649 } 20650 20651 if (!checkin && dumpState.isDumping(DumpState.DUMP_KEYSETS)) { 20652 mSettings.mKeySetManagerService.dumpLPr(pw, packageName, dumpState); 20653 } 20654 20655 if (dumpState.isDumping(DumpState.DUMP_PACKAGES)) { 20656 mSettings.dumpPackagesLPr(pw, packageName, permissionNames, dumpState, checkin); 20657 } 20658 20659 if (dumpState.isDumping(DumpState.DUMP_SHARED_USERS)) { 20660 mSettings.dumpSharedUsersLPr(pw, packageName, permissionNames, dumpState, checkin); 20661 } 20662 20663 if (dumpState.isDumping(DumpState.DUMP_CHANGES)) { 20664 if (dumpState.onTitlePrinted()) pw.println(); 20665 pw.println("Package Changes:"); 20666 pw.print(" Sequence number="); pw.println(mChangedPackagesSequenceNumber); 20667 final int K = mChangedPackages.size(); 20668 for (int i = 0; i < K; i++) { 20669 final SparseArray<String> changes = mChangedPackages.valueAt(i); 20670 pw.print(" User "); pw.print(mChangedPackages.keyAt(i)); pw.println(":"); 20671 final int N = changes.size(); 20672 if (N == 0) { 20673 pw.print(" "); pw.println("No packages changed"); 20674 } else { 20675 for (int j = 0; j < N; j++) { 20676 final String pkgName = changes.valueAt(j); 20677 final int sequenceNumber = changes.keyAt(j); 20678 pw.print(" "); 20679 pw.print("seq="); 20680 pw.print(sequenceNumber); 20681 pw.print(", package="); 20682 pw.println(pkgName); 20683 } 20684 } 20685 } 20686 } 20687 20688 if (!checkin && dumpState.isDumping(DumpState.DUMP_PERMISSIONS) && packageName == null) { 20689 mSettings.dumpRestoredPermissionGrantsLPr(pw, dumpState); 20690 } 20691 20692 if (!checkin && dumpState.isDumping(DumpState.DUMP_FROZEN) && packageName == null) { 20693 // XXX should handle packageName != null by dumping only install data that 20694 // the given package is involved with. 20695 if (dumpState.onTitlePrinted()) pw.println(); 20696 20697 final IndentingPrintWriter ipw = new IndentingPrintWriter(pw, " ", 120); 20698 ipw.println(); 20699 ipw.println("Frozen packages:"); 20700 ipw.increaseIndent(); 20701 if (mFrozenPackages.size() == 0) { 20702 ipw.println("(none)"); 20703 } else { 20704 for (int i = 0; i < mFrozenPackages.size(); i++) { 20705 ipw.println(mFrozenPackages.valueAt(i)); 20706 } 20707 } 20708 ipw.decreaseIndent(); 20709 } 20710 20711 if (!checkin && dumpState.isDumping(DumpState.DUMP_VOLUMES) && packageName == null) { 20712 if (dumpState.onTitlePrinted()) pw.println(); 20713 20714 final IndentingPrintWriter ipw = new IndentingPrintWriter(pw, " ", 120); 20715 ipw.println(); 20716 ipw.println("Loaded volumes:"); 20717 ipw.increaseIndent(); 20718 if (mLoadedVolumes.size() == 0) { 20719 ipw.println("(none)"); 20720 } else { 20721 for (int i = 0; i < mLoadedVolumes.size(); i++) { 20722 ipw.println(mLoadedVolumes.valueAt(i)); 20723 } 20724 } 20725 ipw.decreaseIndent(); 20726 } 20727 20728 if (!checkin && dumpState.isDumping(DumpState.DUMP_DEXOPT)) { 20729 if (dumpState.onTitlePrinted()) pw.println(); 20730 dumpDexoptStateLPr(pw, packageName); 20731 } 20732 20733 if (!checkin && dumpState.isDumping(DumpState.DUMP_COMPILER_STATS)) { 20734 if (dumpState.onTitlePrinted()) pw.println(); 20735 dumpCompilerStatsLPr(pw, packageName); 20736 } 20737 20738 if (!checkin && dumpState.isDumping(DumpState.DUMP_MESSAGES) && packageName == null) { 20739 if (dumpState.onTitlePrinted()) pw.println(); 20740 mSettings.dumpReadMessagesLPr(pw, dumpState); 20741 20742 pw.println(); 20743 pw.println("Package warning messages:"); 20744 dumpCriticalInfo(pw, null); 20745 } 20746 20747 if (checkin && dumpState.isDumping(DumpState.DUMP_MESSAGES)) { 20748 dumpCriticalInfo(pw, "msg,"); 20749 } 20750 } 20751 20752 // PackageInstaller should be called outside of mPackages lock 20753 if (!checkin && dumpState.isDumping(DumpState.DUMP_INSTALLS) && packageName == null) { 20754 // XXX should handle packageName != null by dumping only install data that 20755 // the given package is involved with. 20756 if (dumpState.onTitlePrinted()) pw.println(); 20757 mInstallerService.dump(new IndentingPrintWriter(pw, " ", 120)); 20758 } 20759 } 20760 20761 private void dumpProto(FileDescriptor fd) { 20762 final ProtoOutputStream proto = new ProtoOutputStream(fd); 20763 20764 synchronized (mPackages) { 20765 final long requiredVerifierPackageToken = 20766 proto.start(PackageServiceDumpProto.REQUIRED_VERIFIER_PACKAGE); 20767 proto.write(PackageServiceDumpProto.PackageShortProto.NAME, mRequiredVerifierPackage); 20768 proto.write( 20769 PackageServiceDumpProto.PackageShortProto.UID, 20770 getPackageUid( 20771 mRequiredVerifierPackage, 20772 MATCH_DEBUG_TRIAGED_MISSING, 20773 UserHandle.USER_SYSTEM)); 20774 proto.end(requiredVerifierPackageToken); 20775 20776 if (mIntentFilterVerifierComponent != null) { 20777 String verifierPackageName = mIntentFilterVerifierComponent.getPackageName(); 20778 final long verifierPackageToken = 20779 proto.start(PackageServiceDumpProto.VERIFIER_PACKAGE); 20780 proto.write(PackageServiceDumpProto.PackageShortProto.NAME, verifierPackageName); 20781 proto.write( 20782 PackageServiceDumpProto.PackageShortProto.UID, 20783 getPackageUid( 20784 verifierPackageName, 20785 MATCH_DEBUG_TRIAGED_MISSING, 20786 UserHandle.USER_SYSTEM)); 20787 proto.end(verifierPackageToken); 20788 } 20789 20790 dumpSharedLibrariesProto(proto); 20791 dumpFeaturesProto(proto); 20792 mSettings.dumpPackagesProto(proto); 20793 mSettings.dumpSharedUsersProto(proto); 20794 dumpCriticalInfo(proto); 20795 } 20796 proto.flush(); 20797 } 20798 20799 private void dumpFeaturesProto(ProtoOutputStream proto) { 20800 synchronized (mAvailableFeatures) { 20801 final int count = mAvailableFeatures.size(); 20802 for (int i = 0; i < count; i++) { 20803 mAvailableFeatures.valueAt(i).writeToProto(proto, PackageServiceDumpProto.FEATURES); 20804 } 20805 } 20806 } 20807 20808 private void dumpSharedLibrariesProto(ProtoOutputStream proto) { 20809 final int count = mSharedLibraries.size(); 20810 for (int i = 0; i < count; i++) { 20811 final String libName = mSharedLibraries.keyAt(i); 20812 SparseArray<SharedLibraryEntry> versionedLib = mSharedLibraries.get(libName); 20813 if (versionedLib == null) { 20814 continue; 20815 } 20816 final int versionCount = versionedLib.size(); 20817 for (int j = 0; j < versionCount; j++) { 20818 final SharedLibraryEntry libEntry = versionedLib.valueAt(j); 20819 final long sharedLibraryToken = 20820 proto.start(PackageServiceDumpProto.SHARED_LIBRARIES); 20821 proto.write(PackageServiceDumpProto.SharedLibraryProto.NAME, libEntry.info.getName()); 20822 final boolean isJar = (libEntry.path != null); 20823 proto.write(PackageServiceDumpProto.SharedLibraryProto.IS_JAR, isJar); 20824 if (isJar) { 20825 proto.write(PackageServiceDumpProto.SharedLibraryProto.PATH, libEntry.path); 20826 } else { 20827 proto.write(PackageServiceDumpProto.SharedLibraryProto.APK, libEntry.apk); 20828 } 20829 proto.end(sharedLibraryToken); 20830 } 20831 } 20832 } 20833 20834 private void dumpDexoptStateLPr(PrintWriter pw, String packageName) { 20835 final IndentingPrintWriter ipw = new IndentingPrintWriter(pw, " "); 20836 ipw.println(); 20837 ipw.println("Dexopt state:"); 20838 ipw.increaseIndent(); 20839 Collection<PackageParser.Package> packages = null; 20840 if (packageName != null) { 20841 PackageParser.Package targetPackage = mPackages.get(packageName); 20842 if (targetPackage != null) { 20843 packages = Collections.singletonList(targetPackage); 20844 } else { 20845 ipw.println("Unable to find package: " + packageName); 20846 return; 20847 } 20848 } else { 20849 packages = mPackages.values(); 20850 } 20851 20852 for (PackageParser.Package pkg : packages) { 20853 ipw.println("[" + pkg.packageName + "]"); 20854 ipw.increaseIndent(); 20855 mPackageDexOptimizer.dumpDexoptState(ipw, pkg, 20856 mDexManager.getPackageUseInfoOrDefault(pkg.packageName)); 20857 ipw.decreaseIndent(); 20858 } 20859 } 20860 20861 private void dumpCompilerStatsLPr(PrintWriter pw, String packageName) { 20862 final IndentingPrintWriter ipw = new IndentingPrintWriter(pw, " "); 20863 ipw.println(); 20864 ipw.println("Compiler stats:"); 20865 ipw.increaseIndent(); 20866 Collection<PackageParser.Package> packages = null; 20867 if (packageName != null) { 20868 PackageParser.Package targetPackage = mPackages.get(packageName); 20869 if (targetPackage != null) { 20870 packages = Collections.singletonList(targetPackage); 20871 } else { 20872 ipw.println("Unable to find package: " + packageName); 20873 return; 20874 } 20875 } else { 20876 packages = mPackages.values(); 20877 } 20878 20879 for (PackageParser.Package pkg : packages) { 20880 ipw.println("[" + pkg.packageName + "]"); 20881 ipw.increaseIndent(); 20882 20883 CompilerStats.PackageStats stats = getCompilerPackageStats(pkg.packageName); 20884 if (stats == null) { 20885 ipw.println("(No recorded stats)"); 20886 } else { 20887 stats.dump(ipw); 20888 } 20889 ipw.decreaseIndent(); 20890 } 20891 } 20892 20893 private String dumpDomainString(String packageName) { 20894 List<IntentFilterVerificationInfo> iviList = getIntentFilterVerifications(packageName) 20895 .getList(); 20896 List<IntentFilter> filters = getAllIntentFilters(packageName).getList(); 20897 20898 ArraySet<String> result = new ArraySet<>(); 20899 if (iviList.size() > 0) { 20900 for (IntentFilterVerificationInfo ivi : iviList) { 20901 for (String host : ivi.getDomains()) { 20902 result.add(host); 20903 } 20904 } 20905 } 20906 if (filters != null && filters.size() > 0) { 20907 for (IntentFilter filter : filters) { 20908 if (filter.hasCategory(Intent.CATEGORY_BROWSABLE) 20909 && (filter.hasDataScheme(IntentFilter.SCHEME_HTTP) || 20910 filter.hasDataScheme(IntentFilter.SCHEME_HTTPS))) { 20911 result.addAll(filter.getHostsList()); 20912 } 20913 } 20914 } 20915 20916 StringBuilder sb = new StringBuilder(result.size() * 16); 20917 for (String domain : result) { 20918 if (sb.length() > 0) sb.append(" "); 20919 sb.append(domain); 20920 } 20921 return sb.toString(); 20922 } 20923 20924 // ------- apps on sdcard specific code ------- 20925 static final boolean DEBUG_SD_INSTALL = false; 20926 20927 private static final String SD_ENCRYPTION_KEYSTORE_NAME = "AppsOnSD"; 20928 20929 private static final String SD_ENCRYPTION_ALGORITHM = "AES"; 20930 20931 private boolean mMediaMounted = false; 20932 20933 static String getEncryptKey() { 20934 try { 20935 String sdEncKey = SystemKeyStore.getInstance().retrieveKeyHexString( 20936 SD_ENCRYPTION_KEYSTORE_NAME); 20937 if (sdEncKey == null) { 20938 sdEncKey = SystemKeyStore.getInstance().generateNewKeyHexString(128, 20939 SD_ENCRYPTION_ALGORITHM, SD_ENCRYPTION_KEYSTORE_NAME); 20940 if (sdEncKey == null) { 20941 Slog.e(TAG, "Failed to create encryption keys"); 20942 return null; 20943 } 20944 } 20945 return sdEncKey; 20946 } catch (NoSuchAlgorithmException nsae) { 20947 Slog.e(TAG, "Failed to create encryption keys with exception: " + nsae); 20948 return null; 20949 } catch (IOException ioe) { 20950 Slog.e(TAG, "Failed to retrieve encryption keys with exception: " + ioe); 20951 return null; 20952 } 20953 } 20954 20955 private void sendResourcesChangedBroadcast(boolean mediaStatus, boolean replacing, 20956 ArrayList<ApplicationInfo> infos, IIntentReceiver finishedReceiver) { 20957 final int size = infos.size(); 20958 final String[] packageNames = new String[size]; 20959 final int[] packageUids = new int[size]; 20960 for (int i = 0; i < size; i++) { 20961 final ApplicationInfo info = infos.get(i); 20962 packageNames[i] = info.packageName; 20963 packageUids[i] = info.uid; 20964 } 20965 sendResourcesChangedBroadcast(mediaStatus, replacing, packageNames, packageUids, 20966 finishedReceiver); 20967 } 20968 20969 private void sendResourcesChangedBroadcast(boolean mediaStatus, boolean replacing, 20970 ArrayList<String> pkgList, int uidArr[], IIntentReceiver finishedReceiver) { 20971 sendResourcesChangedBroadcast(mediaStatus, replacing, 20972 pkgList.toArray(new String[pkgList.size()]), uidArr, finishedReceiver); 20973 } 20974 20975 private void sendResourcesChangedBroadcast(boolean mediaStatus, boolean replacing, 20976 String[] pkgList, int uidArr[], IIntentReceiver finishedReceiver) { 20977 int size = pkgList.length; 20978 if (size > 0) { 20979 // Send broadcasts here 20980 Bundle extras = new Bundle(); 20981 extras.putStringArray(Intent.EXTRA_CHANGED_PACKAGE_LIST, pkgList); 20982 if (uidArr != null) { 20983 extras.putIntArray(Intent.EXTRA_CHANGED_UID_LIST, uidArr); 20984 } 20985 if (replacing) { 20986 extras.putBoolean(Intent.EXTRA_REPLACING, replacing); 20987 } 20988 String action = mediaStatus ? Intent.ACTION_EXTERNAL_APPLICATIONS_AVAILABLE 20989 : Intent.ACTION_EXTERNAL_APPLICATIONS_UNAVAILABLE; 20990 sendPackageBroadcast(action, null, extras, 0, null, finishedReceiver, null); 20991 } 20992 } 20993 20994 private void loadPrivatePackages(final VolumeInfo vol) { 20995 mHandler.post(new Runnable() { 20996 @Override 20997 public void run() { 20998 loadPrivatePackagesInner(vol); 20999 } 21000 }); 21001 } 21002 21003 private void loadPrivatePackagesInner(VolumeInfo vol) { 21004 final String volumeUuid = vol.fsUuid; 21005 if (TextUtils.isEmpty(volumeUuid)) { 21006 Slog.e(TAG, "Loading internal storage is probably a mistake; ignoring"); 21007 return; 21008 } 21009 21010 final ArrayList<PackageFreezer> freezers = new ArrayList<>(); 21011 final ArrayList<ApplicationInfo> loaded = new ArrayList<>(); 21012 final int parseFlags = mDefParseFlags | PackageParser.PARSE_EXTERNAL_STORAGE; 21013 21014 final VersionInfo ver; 21015 final List<PackageSetting> packages; 21016 synchronized (mPackages) { 21017 ver = mSettings.findOrCreateVersion(volumeUuid); 21018 packages = mSettings.getVolumePackagesLPr(volumeUuid); 21019 } 21020 21021 for (PackageSetting ps : packages) { 21022 freezers.add(freezePackage(ps.name, "loadPrivatePackagesInner")); 21023 synchronized (mInstallLock) { 21024 final PackageParser.Package pkg; 21025 try { 21026 pkg = scanPackageTracedLI(ps.codePath, parseFlags, SCAN_INITIAL, 0, null); 21027 loaded.add(pkg.applicationInfo); 21028 21029 } catch (PackageManagerException e) { 21030 Slog.w(TAG, "Failed to scan " + ps.codePath + ": " + e.getMessage()); 21031 } 21032 21033 if (!Build.FINGERPRINT.equals(ver.fingerprint)) { 21034 clearAppDataLIF(ps.pkg, UserHandle.USER_ALL, 21035 StorageManager.FLAG_STORAGE_DE | StorageManager.FLAG_STORAGE_CE 21036 | Installer.FLAG_CLEAR_CODE_CACHE_ONLY); 21037 } 21038 } 21039 } 21040 21041 // Reconcile app data for all started/unlocked users 21042 final StorageManager sm = mContext.getSystemService(StorageManager.class); 21043 final UserManager um = mContext.getSystemService(UserManager.class); 21044 UserManagerInternal umInternal = getUserManagerInternal(); 21045 for (UserInfo user : um.getUsers()) { 21046 final int flags; 21047 if (umInternal.isUserUnlockingOrUnlocked(user.id)) { 21048 flags = StorageManager.FLAG_STORAGE_DE | StorageManager.FLAG_STORAGE_CE; 21049 } else if (umInternal.isUserRunning(user.id)) { 21050 flags = StorageManager.FLAG_STORAGE_DE; 21051 } else { 21052 continue; 21053 } 21054 21055 try { 21056 sm.prepareUserStorage(volumeUuid, user.id, user.serialNumber, flags); 21057 synchronized (mInstallLock) { 21058 reconcileAppsDataLI(volumeUuid, user.id, flags, true /* migrateAppData */); 21059 } 21060 } catch (IllegalStateException e) { 21061 // Device was probably ejected, and we'll process that event momentarily 21062 Slog.w(TAG, "Failed to prepare storage: " + e); 21063 } 21064 } 21065 21066 synchronized (mPackages) { 21067 final boolean sdkUpdated = (ver.sdkVersion != mSdkVersion); 21068 if (sdkUpdated) { 21069 logCriticalInfo(Log.INFO, "Platform changed from " + ver.sdkVersion + " to " 21070 + mSdkVersion + "; regranting permissions for " + volumeUuid); 21071 } 21072 mPermissionManager.updateAllPermissions(volumeUuid, sdkUpdated, mPackages.values(), 21073 mPermissionCallback); 21074 21075 // Yay, everything is now upgraded 21076 ver.forceCurrent(); 21077 21078 mSettings.writeLPr(); 21079 } 21080 21081 for (PackageFreezer freezer : freezers) { 21082 freezer.close(); 21083 } 21084 21085 if (DEBUG_INSTALL) Slog.d(TAG, "Loaded packages " + loaded); 21086 sendResourcesChangedBroadcast(true, false, loaded, null); 21087 mLoadedVolumes.add(vol.getId()); 21088 } 21089 21090 private void unloadPrivatePackages(final VolumeInfo vol) { 21091 mHandler.post(new Runnable() { 21092 @Override 21093 public void run() { 21094 unloadPrivatePackagesInner(vol); 21095 } 21096 }); 21097 } 21098 21099 private void unloadPrivatePackagesInner(VolumeInfo vol) { 21100 final String volumeUuid = vol.fsUuid; 21101 if (TextUtils.isEmpty(volumeUuid)) { 21102 Slog.e(TAG, "Unloading internal storage is probably a mistake; ignoring"); 21103 return; 21104 } 21105 21106 final ArrayList<ApplicationInfo> unloaded = new ArrayList<>(); 21107 synchronized (mInstallLock) { 21108 synchronized (mPackages) { 21109 final List<PackageSetting> packages = mSettings.getVolumePackagesLPr(volumeUuid); 21110 for (PackageSetting ps : packages) { 21111 if (ps.pkg == null) continue; 21112 21113 final ApplicationInfo info = ps.pkg.applicationInfo; 21114 final int deleteFlags = PackageManager.DELETE_KEEP_DATA; 21115 final PackageRemovedInfo outInfo = new PackageRemovedInfo(this); 21116 21117 try (PackageFreezer freezer = freezePackageForDelete(ps.name, deleteFlags, 21118 "unloadPrivatePackagesInner")) { 21119 if (deletePackageLIF(ps.name, null, false, null, deleteFlags, outInfo, 21120 false, null)) { 21121 unloaded.add(info); 21122 } else { 21123 Slog.w(TAG, "Failed to unload " + ps.codePath); 21124 } 21125 } 21126 21127 // Try very hard to release any references to this package 21128 // so we don't risk the system server being killed due to 21129 // open FDs 21130 AttributeCache.instance().removePackage(ps.name); 21131 } 21132 21133 mSettings.writeLPr(); 21134 } 21135 } 21136 21137 if (DEBUG_INSTALL) Slog.d(TAG, "Unloaded packages " + unloaded); 21138 sendResourcesChangedBroadcast(false, false, unloaded, null); 21139 mLoadedVolumes.remove(vol.getId()); 21140 21141 // Try very hard to release any references to this path so we don't risk 21142 // the system server being killed due to open FDs 21143 ResourcesManager.getInstance().invalidatePath(vol.getPath().getAbsolutePath()); 21144 21145 for (int i = 0; i < 3; i++) { 21146 System.gc(); 21147 System.runFinalization(); 21148 } 21149 } 21150 21151 private void assertPackageKnown(String volumeUuid, String packageName) 21152 throws PackageManagerException { 21153 synchronized (mPackages) { 21154 // Normalize package name to handle renamed packages 21155 packageName = normalizePackageNameLPr(packageName); 21156 21157 final PackageSetting ps = mSettings.mPackages.get(packageName); 21158 if (ps == null) { 21159 throw new PackageManagerException("Package " + packageName + " is unknown"); 21160 } else if (!TextUtils.equals(volumeUuid, ps.volumeUuid)) { 21161 throw new PackageManagerException( 21162 "Package " + packageName + " found on unknown volume " + volumeUuid 21163 + "; expected volume " + ps.volumeUuid); 21164 } 21165 } 21166 } 21167 21168 private void assertPackageKnownAndInstalled(String volumeUuid, String packageName, int userId) 21169 throws PackageManagerException { 21170 synchronized (mPackages) { 21171 // Normalize package name to handle renamed packages 21172 packageName = normalizePackageNameLPr(packageName); 21173 21174 final PackageSetting ps = mSettings.mPackages.get(packageName); 21175 if (ps == null) { 21176 throw new PackageManagerException("Package " + packageName + " is unknown"); 21177 } else if (!TextUtils.equals(volumeUuid, ps.volumeUuid)) { 21178 throw new PackageManagerException( 21179 "Package " + packageName + " found on unknown volume " + volumeUuid 21180 + "; expected volume " + ps.volumeUuid); 21181 } else if (!ps.getInstalled(userId)) { 21182 throw new PackageManagerException( 21183 "Package " + packageName + " not installed for user " + userId); 21184 } 21185 } 21186 } 21187 21188 private List<String> collectAbsoluteCodePaths() { 21189 synchronized (mPackages) { 21190 List<String> codePaths = new ArrayList<>(); 21191 final int packageCount = mSettings.mPackages.size(); 21192 for (int i = 0; i < packageCount; i++) { 21193 final PackageSetting ps = mSettings.mPackages.valueAt(i); 21194 codePaths.add(ps.codePath.getAbsolutePath()); 21195 } 21196 return codePaths; 21197 } 21198 } 21199 21200 /** 21201 * Examine all apps present on given mounted volume, and destroy apps that 21202 * aren't expected, either due to uninstallation or reinstallation on 21203 * another volume. 21204 */ 21205 private void reconcileApps(String volumeUuid) { 21206 List<String> absoluteCodePaths = collectAbsoluteCodePaths(); 21207 List<File> filesToDelete = null; 21208 21209 final File[] files = FileUtils.listFilesOrEmpty( 21210 Environment.getDataAppDirectory(volumeUuid)); 21211 for (File file : files) { 21212 final boolean isPackage = (isApkFile(file) || file.isDirectory()) 21213 && !PackageInstallerService.isStageName(file.getName()); 21214 if (!isPackage) { 21215 // Ignore entries which are not packages 21216 continue; 21217 } 21218 21219 String absolutePath = file.getAbsolutePath(); 21220 21221 boolean pathValid = false; 21222 final int absoluteCodePathCount = absoluteCodePaths.size(); 21223 for (int i = 0; i < absoluteCodePathCount; i++) { 21224 String absoluteCodePath = absoluteCodePaths.get(i); 21225 if (absolutePath.startsWith(absoluteCodePath)) { 21226 pathValid = true; 21227 break; 21228 } 21229 } 21230 21231 if (!pathValid) { 21232 if (filesToDelete == null) { 21233 filesToDelete = new ArrayList<>(); 21234 } 21235 filesToDelete.add(file); 21236 } 21237 } 21238 21239 if (filesToDelete != null) { 21240 final int fileToDeleteCount = filesToDelete.size(); 21241 for (int i = 0; i < fileToDeleteCount; i++) { 21242 File fileToDelete = filesToDelete.get(i); 21243 logCriticalInfo(Log.WARN, "Destroying orphaned" + fileToDelete); 21244 synchronized (mInstallLock) { 21245 removeCodePathLI(fileToDelete); 21246 } 21247 } 21248 } 21249 } 21250 21251 /** 21252 * Reconcile all app data for the given user. 21253 * <p> 21254 * Verifies that directories exist and that ownership and labeling is 21255 * correct for all installed apps on all mounted volumes. 21256 */ 21257 void reconcileAppsData(int userId, int flags, boolean migrateAppsData) { 21258 final StorageManager storage = mContext.getSystemService(StorageManager.class); 21259 for (VolumeInfo vol : storage.getWritablePrivateVolumes()) { 21260 final String volumeUuid = vol.getFsUuid(); 21261 synchronized (mInstallLock) { 21262 reconcileAppsDataLI(volumeUuid, userId, flags, migrateAppsData); 21263 } 21264 } 21265 } 21266 21267 private void reconcileAppsDataLI(String volumeUuid, int userId, int flags, 21268 boolean migrateAppData) { 21269 reconcileAppsDataLI(volumeUuid, userId, flags, migrateAppData, false /* onlyCoreApps */); 21270 } 21271 21272 /** 21273 * Reconcile all app data on given mounted volume. 21274 * <p> 21275 * Destroys app data that isn't expected, either due to uninstallation or 21276 * reinstallation on another volume. 21277 * <p> 21278 * Verifies that directories exist and that ownership and labeling is 21279 * correct for all installed apps. 21280 * @returns list of skipped non-core packages (if {@code onlyCoreApps} is true) 21281 */ 21282 private List<String> reconcileAppsDataLI(String volumeUuid, int userId, int flags, 21283 boolean migrateAppData, boolean onlyCoreApps) { 21284 Slog.v(TAG, "reconcileAppsData for " + volumeUuid + " u" + userId + " 0x" 21285 + Integer.toHexString(flags) + " migrateAppData=" + migrateAppData); 21286 List<String> result = onlyCoreApps ? new ArrayList<>() : null; 21287 21288 final File ceDir = Environment.getDataUserCeDirectory(volumeUuid, userId); 21289 final File deDir = Environment.getDataUserDeDirectory(volumeUuid, userId); 21290 21291 // First look for stale data that doesn't belong, and check if things 21292 // have changed since we did our last restorecon 21293 if ((flags & StorageManager.FLAG_STORAGE_CE) != 0) { 21294 if (StorageManager.isFileEncryptedNativeOrEmulated() 21295 && !StorageManager.isUserKeyUnlocked(userId)) { 21296 throw new RuntimeException( 21297 "Yikes, someone asked us to reconcile CE storage while " + userId 21298 + " was still locked; this would have caused massive data loss!"); 21299 } 21300 21301 final File[] files = FileUtils.listFilesOrEmpty(ceDir); 21302 for (File file : files) { 21303 final String packageName = file.getName(); 21304 try { 21305 assertPackageKnownAndInstalled(volumeUuid, packageName, userId); 21306 } catch (PackageManagerException e) { 21307 logCriticalInfo(Log.WARN, "Destroying " + file + " due to: " + e); 21308 try { 21309 mInstaller.destroyAppData(volumeUuid, packageName, userId, 21310 StorageManager.FLAG_STORAGE_CE, 0); 21311 } catch (InstallerException e2) { 21312 logCriticalInfo(Log.WARN, "Failed to destroy: " + e2); 21313 } 21314 } 21315 } 21316 } 21317 if ((flags & StorageManager.FLAG_STORAGE_DE) != 0) { 21318 final File[] files = FileUtils.listFilesOrEmpty(deDir); 21319 for (File file : files) { 21320 final String packageName = file.getName(); 21321 try { 21322 assertPackageKnownAndInstalled(volumeUuid, packageName, userId); 21323 } catch (PackageManagerException e) { 21324 logCriticalInfo(Log.WARN, "Destroying " + file + " due to: " + e); 21325 try { 21326 mInstaller.destroyAppData(volumeUuid, packageName, userId, 21327 StorageManager.FLAG_STORAGE_DE, 0); 21328 } catch (InstallerException e2) { 21329 logCriticalInfo(Log.WARN, "Failed to destroy: " + e2); 21330 } 21331 } 21332 } 21333 } 21334 21335 // Ensure that data directories are ready to roll for all packages 21336 // installed for this volume and user 21337 final List<PackageSetting> packages; 21338 synchronized (mPackages) { 21339 packages = mSettings.getVolumePackagesLPr(volumeUuid); 21340 } 21341 int preparedCount = 0; 21342 for (PackageSetting ps : packages) { 21343 final String packageName = ps.name; 21344 if (ps.pkg == null) { 21345 Slog.w(TAG, "Odd, missing scanned package " + packageName); 21346 // TODO: might be due to legacy ASEC apps; we should circle back 21347 // and reconcile again once they're scanned 21348 continue; 21349 } 21350 // Skip non-core apps if requested 21351 if (onlyCoreApps && !ps.pkg.coreApp) { 21352 result.add(packageName); 21353 continue; 21354 } 21355 21356 if (ps.getInstalled(userId)) { 21357 prepareAppDataAndMigrateLIF(ps.pkg, userId, flags, migrateAppData); 21358 preparedCount++; 21359 } 21360 } 21361 21362 Slog.v(TAG, "reconcileAppsData finished " + preparedCount + " packages"); 21363 return result; 21364 } 21365 21366 /** 21367 * Prepare app data for the given app just after it was installed or 21368 * upgraded. This method carefully only touches users that it's installed 21369 * for, and it forces a restorecon to handle any seinfo changes. 21370 * <p> 21371 * Verifies that directories exist and that ownership and labeling is 21372 * correct for all installed apps. If there is an ownership mismatch, it 21373 * will try recovering system apps by wiping data; third-party app data is 21374 * left intact. 21375 * <p> 21376 * <em>Note: To avoid a deadlock, do not call this method with {@code mPackages} lock held</em> 21377 */ 21378 private void prepareAppDataAfterInstallLIF(PackageParser.Package pkg) { 21379 final PackageSetting ps; 21380 synchronized (mPackages) { 21381 ps = mSettings.mPackages.get(pkg.packageName); 21382 mSettings.writeKernelMappingLPr(ps); 21383 } 21384 21385 final UserManager um = mContext.getSystemService(UserManager.class); 21386 UserManagerInternal umInternal = getUserManagerInternal(); 21387 for (UserInfo user : um.getUsers()) { 21388 final int flags; 21389 if (umInternal.isUserUnlockingOrUnlocked(user.id)) { 21390 flags = StorageManager.FLAG_STORAGE_DE | StorageManager.FLAG_STORAGE_CE; 21391 } else if (umInternal.isUserRunning(user.id)) { 21392 flags = StorageManager.FLAG_STORAGE_DE; 21393 } else { 21394 continue; 21395 } 21396 21397 if (ps.getInstalled(user.id)) { 21398 // TODO: when user data is locked, mark that we're still dirty 21399 prepareAppDataLIF(pkg, user.id, flags); 21400 } 21401 } 21402 } 21403 21404 /** 21405 * Prepare app data for the given app. 21406 * <p> 21407 * Verifies that directories exist and that ownership and labeling is 21408 * correct for all installed apps. If there is an ownership mismatch, this 21409 * will try recovering system apps by wiping data; third-party app data is 21410 * left intact. 21411 */ 21412 private void prepareAppDataLIF(PackageParser.Package pkg, int userId, int flags) { 21413 if (pkg == null) { 21414 Slog.wtf(TAG, "Package was null!", new Throwable()); 21415 return; 21416 } 21417 prepareAppDataLeafLIF(pkg, userId, flags); 21418 final int childCount = (pkg.childPackages != null) ? pkg.childPackages.size() : 0; 21419 for (int i = 0; i < childCount; i++) { 21420 prepareAppDataLeafLIF(pkg.childPackages.get(i), userId, flags); 21421 } 21422 } 21423 21424 private void prepareAppDataAndMigrateLIF(PackageParser.Package pkg, int userId, int flags, 21425 boolean maybeMigrateAppData) { 21426 prepareAppDataLIF(pkg, userId, flags); 21427 21428 if (maybeMigrateAppData && maybeMigrateAppDataLIF(pkg, userId)) { 21429 // We may have just shuffled around app data directories, so 21430 // prepare them one more time 21431 prepareAppDataLIF(pkg, userId, flags); 21432 } 21433 } 21434 21435 private void prepareAppDataLeafLIF(PackageParser.Package pkg, int userId, int flags) { 21436 if (DEBUG_APP_DATA) { 21437 Slog.v(TAG, "prepareAppData for " + pkg.packageName + " u" + userId + " 0x" 21438 + Integer.toHexString(flags)); 21439 } 21440 21441 final String volumeUuid = pkg.volumeUuid; 21442 final String packageName = pkg.packageName; 21443 final ApplicationInfo app = pkg.applicationInfo; 21444 final int appId = UserHandle.getAppId(app.uid); 21445 21446 Preconditions.checkNotNull(app.seInfo); 21447 21448 long ceDataInode = -1; 21449 try { 21450 ceDataInode = mInstaller.createAppData(volumeUuid, packageName, userId, flags, 21451 appId, app.seInfo, app.targetSdkVersion); 21452 } catch (InstallerException e) { 21453 if (app.isSystemApp()) { 21454 logCriticalInfo(Log.ERROR, "Failed to create app data for " + packageName 21455 + ", but trying to recover: " + e); 21456 destroyAppDataLeafLIF(pkg, userId, flags); 21457 try { 21458 ceDataInode = mInstaller.createAppData(volumeUuid, packageName, userId, flags, 21459 appId, app.seInfo, app.targetSdkVersion); 21460 logCriticalInfo(Log.DEBUG, "Recovery succeeded!"); 21461 } catch (InstallerException e2) { 21462 logCriticalInfo(Log.DEBUG, "Recovery failed!"); 21463 } 21464 } else { 21465 Slog.e(TAG, "Failed to create app data for " + packageName + ": " + e); 21466 } 21467 } 21468 21469 if ((flags & StorageManager.FLAG_STORAGE_CE) != 0 && ceDataInode != -1) { 21470 // TODO: mark this structure as dirty so we persist it! 21471 synchronized (mPackages) { 21472 final PackageSetting ps = mSettings.mPackages.get(packageName); 21473 if (ps != null) { 21474 ps.setCeDataInode(ceDataInode, userId); 21475 } 21476 } 21477 } 21478 21479 prepareAppDataContentsLeafLIF(pkg, userId, flags); 21480 } 21481 21482 private void prepareAppDataContentsLIF(PackageParser.Package pkg, int userId, int flags) { 21483 if (pkg == null) { 21484 Slog.wtf(TAG, "Package was null!", new Throwable()); 21485 return; 21486 } 21487 prepareAppDataContentsLeafLIF(pkg, userId, flags); 21488 final int childCount = (pkg.childPackages != null) ? pkg.childPackages.size() : 0; 21489 for (int i = 0; i < childCount; i++) { 21490 prepareAppDataContentsLeafLIF(pkg.childPackages.get(i), userId, flags); 21491 } 21492 } 21493 21494 private void prepareAppDataContentsLeafLIF(PackageParser.Package pkg, int userId, int flags) { 21495 final String volumeUuid = pkg.volumeUuid; 21496 final String packageName = pkg.packageName; 21497 final ApplicationInfo app = pkg.applicationInfo; 21498 21499 if ((flags & StorageManager.FLAG_STORAGE_CE) != 0) { 21500 // Create a native library symlink only if we have native libraries 21501 // and if the native libraries are 32 bit libraries. We do not provide 21502 // this symlink for 64 bit libraries. 21503 if (app.primaryCpuAbi != null && !VMRuntime.is64BitAbi(app.primaryCpuAbi)) { 21504 final String nativeLibPath = app.nativeLibraryDir; 21505 try { 21506 mInstaller.linkNativeLibraryDirectory(volumeUuid, packageName, 21507 nativeLibPath, userId); 21508 } catch (InstallerException e) { 21509 Slog.e(TAG, "Failed to link native for " + packageName + ": " + e); 21510 } 21511 } 21512 } 21513 } 21514 21515 /** 21516 * For system apps on non-FBE devices, this method migrates any existing 21517 * CE/DE data to match the {@code defaultToDeviceProtectedStorage} flag 21518 * requested by the app. 21519 */ 21520 private boolean maybeMigrateAppDataLIF(PackageParser.Package pkg, int userId) { 21521 if (pkg.isSystem() && !StorageManager.isFileEncryptedNativeOrEmulated() 21522 && PackageManager.APPLY_DEFAULT_TO_DEVICE_PROTECTED_STORAGE) { 21523 final int storageTarget = pkg.applicationInfo.isDefaultToDeviceProtectedStorage() 21524 ? StorageManager.FLAG_STORAGE_DE : StorageManager.FLAG_STORAGE_CE; 21525 try { 21526 mInstaller.migrateAppData(pkg.volumeUuid, pkg.packageName, userId, 21527 storageTarget); 21528 } catch (InstallerException e) { 21529 logCriticalInfo(Log.WARN, 21530 "Failed to migrate " + pkg.packageName + ": " + e.getMessage()); 21531 } 21532 return true; 21533 } else { 21534 return false; 21535 } 21536 } 21537 21538 public PackageFreezer freezePackage(String packageName, String killReason) { 21539 return freezePackage(packageName, UserHandle.USER_ALL, killReason); 21540 } 21541 21542 public PackageFreezer freezePackage(String packageName, int userId, String killReason) { 21543 return new PackageFreezer(packageName, userId, killReason); 21544 } 21545 21546 public PackageFreezer freezePackageForInstall(String packageName, int installFlags, 21547 String killReason) { 21548 return freezePackageForInstall(packageName, UserHandle.USER_ALL, installFlags, killReason); 21549 } 21550 21551 public PackageFreezer freezePackageForInstall(String packageName, int userId, int installFlags, 21552 String killReason) { 21553 if ((installFlags & PackageManager.INSTALL_DONT_KILL_APP) != 0) { 21554 return new PackageFreezer(); 21555 } else { 21556 return freezePackage(packageName, userId, killReason); 21557 } 21558 } 21559 21560 public PackageFreezer freezePackageForDelete(String packageName, int deleteFlags, 21561 String killReason) { 21562 return freezePackageForDelete(packageName, UserHandle.USER_ALL, deleteFlags, killReason); 21563 } 21564 21565 public PackageFreezer freezePackageForDelete(String packageName, int userId, int deleteFlags, 21566 String killReason) { 21567 if ((deleteFlags & PackageManager.DELETE_DONT_KILL_APP) != 0) { 21568 return new PackageFreezer(); 21569 } else { 21570 return freezePackage(packageName, userId, killReason); 21571 } 21572 } 21573 21574 /** 21575 * Class that freezes and kills the given package upon creation, and 21576 * unfreezes it upon closing. This is typically used when doing surgery on 21577 * app code/data to prevent the app from running while you're working. 21578 */ 21579 private class PackageFreezer implements AutoCloseable { 21580 private final String mPackageName; 21581 private final PackageFreezer[] mChildren; 21582 21583 private final boolean mWeFroze; 21584 21585 private final AtomicBoolean mClosed = new AtomicBoolean(); 21586 private final CloseGuard mCloseGuard = CloseGuard.get(); 21587 21588 /** 21589 * Create and return a stub freezer that doesn't actually do anything, 21590 * typically used when someone requested 21591 * {@link PackageManager#INSTALL_DONT_KILL_APP} or 21592 * {@link PackageManager#DELETE_DONT_KILL_APP}. 21593 */ 21594 public PackageFreezer() { 21595 mPackageName = null; 21596 mChildren = null; 21597 mWeFroze = false; 21598 mCloseGuard.open("close"); 21599 } 21600 21601 public PackageFreezer(String packageName, int userId, String killReason) { 21602 synchronized (mPackages) { 21603 mPackageName = packageName; 21604 mWeFroze = mFrozenPackages.add(mPackageName); 21605 21606 final PackageSetting ps = mSettings.mPackages.get(mPackageName); 21607 if (ps != null) { 21608 killApplication(ps.name, ps.appId, userId, killReason); 21609 } 21610 21611 final PackageParser.Package p = mPackages.get(packageName); 21612 if (p != null && p.childPackages != null) { 21613 final int N = p.childPackages.size(); 21614 mChildren = new PackageFreezer[N]; 21615 for (int i = 0; i < N; i++) { 21616 mChildren[i] = new PackageFreezer(p.childPackages.get(i).packageName, 21617 userId, killReason); 21618 } 21619 } else { 21620 mChildren = null; 21621 } 21622 } 21623 mCloseGuard.open("close"); 21624 } 21625 21626 @Override 21627 protected void finalize() throws Throwable { 21628 try { 21629 if (mCloseGuard != null) { 21630 mCloseGuard.warnIfOpen(); 21631 } 21632 21633 close(); 21634 } finally { 21635 super.finalize(); 21636 } 21637 } 21638 21639 @Override 21640 public void close() { 21641 mCloseGuard.close(); 21642 if (mClosed.compareAndSet(false, true)) { 21643 synchronized (mPackages) { 21644 if (mWeFroze) { 21645 mFrozenPackages.remove(mPackageName); 21646 } 21647 21648 if (mChildren != null) { 21649 for (PackageFreezer freezer : mChildren) { 21650 freezer.close(); 21651 } 21652 } 21653 } 21654 } 21655 } 21656 } 21657 21658 /** 21659 * Verify that given package is currently frozen. 21660 */ 21661 private void checkPackageFrozen(String packageName) { 21662 synchronized (mPackages) { 21663 if (!mFrozenPackages.contains(packageName)) { 21664 Slog.wtf(TAG, "Expected " + packageName + " to be frozen!", new Throwable()); 21665 } 21666 } 21667 } 21668 21669 @Override 21670 public int movePackage(final String packageName, final String volumeUuid) { 21671 mContext.enforceCallingOrSelfPermission(android.Manifest.permission.MOVE_PACKAGE, null); 21672 21673 final int callingUid = Binder.getCallingUid(); 21674 final UserHandle user = new UserHandle(UserHandle.getUserId(callingUid)); 21675 final int moveId = mNextMoveId.getAndIncrement(); 21676 mHandler.post(new Runnable() { 21677 @Override 21678 public void run() { 21679 try { 21680 movePackageInternal(packageName, volumeUuid, moveId, callingUid, user); 21681 } catch (PackageManagerException e) { 21682 Slog.w(TAG, "Failed to move " + packageName, e); 21683 mMoveCallbacks.notifyStatusChanged(moveId, e.error); 21684 } 21685 } 21686 }); 21687 return moveId; 21688 } 21689 21690 private void movePackageInternal(final String packageName, final String volumeUuid, 21691 final int moveId, final int callingUid, UserHandle user) 21692 throws PackageManagerException { 21693 final StorageManager storage = mContext.getSystemService(StorageManager.class); 21694 final PackageManager pm = mContext.getPackageManager(); 21695 21696 final boolean currentAsec; 21697 final String currentVolumeUuid; 21698 final File codeFile; 21699 final String installerPackageName; 21700 final String packageAbiOverride; 21701 final int appId; 21702 final String seinfo; 21703 final String label; 21704 final int targetSdkVersion; 21705 final PackageFreezer freezer; 21706 final int[] installedUserIds; 21707 21708 // reader 21709 synchronized (mPackages) { 21710 final PackageParser.Package pkg = mPackages.get(packageName); 21711 final PackageSetting ps = mSettings.mPackages.get(packageName); 21712 if (pkg == null 21713 || ps == null 21714 || filterAppAccessLPr(ps, callingUid, user.getIdentifier())) { 21715 throw new PackageManagerException(MOVE_FAILED_DOESNT_EXIST, "Missing package"); 21716 } 21717 if (pkg.applicationInfo.isSystemApp()) { 21718 throw new PackageManagerException(MOVE_FAILED_SYSTEM_PACKAGE, 21719 "Cannot move system application"); 21720 } 21721 21722 final boolean isInternalStorage = VolumeInfo.ID_PRIVATE_INTERNAL.equals(volumeUuid); 21723 final boolean allow3rdPartyOnInternal = mContext.getResources().getBoolean( 21724 com.android.internal.R.bool.config_allow3rdPartyAppOnInternal); 21725 if (isInternalStorage && !allow3rdPartyOnInternal) { 21726 throw new PackageManagerException(MOVE_FAILED_3RD_PARTY_NOT_ALLOWED_ON_INTERNAL, 21727 "3rd party apps are not allowed on internal storage"); 21728 } 21729 21730 if (pkg.applicationInfo.isExternalAsec()) { 21731 currentAsec = true; 21732 currentVolumeUuid = StorageManager.UUID_PRIMARY_PHYSICAL; 21733 } else if (pkg.applicationInfo.isForwardLocked()) { 21734 currentAsec = true; 21735 currentVolumeUuid = "forward_locked"; 21736 } else { 21737 currentAsec = false; 21738 currentVolumeUuid = ps.volumeUuid; 21739 21740 final File probe = new File(pkg.codePath); 21741 final File probeOat = new File(probe, "oat"); 21742 if (!probe.isDirectory() || !probeOat.isDirectory()) { 21743 throw new PackageManagerException(MOVE_FAILED_INTERNAL_ERROR, 21744 "Move only supported for modern cluster style installs"); 21745 } 21746 } 21747 21748 if (Objects.equals(currentVolumeUuid, volumeUuid)) { 21749 throw new PackageManagerException(MOVE_FAILED_INTERNAL_ERROR, 21750 "Package already moved to " + volumeUuid); 21751 } 21752 if (pkg.applicationInfo.isInternal() && isPackageDeviceAdminOnAnyUser(packageName)) { 21753 throw new PackageManagerException(MOVE_FAILED_DEVICE_ADMIN, 21754 "Device admin cannot be moved"); 21755 } 21756 21757 if (mFrozenPackages.contains(packageName)) { 21758 throw new PackageManagerException(MOVE_FAILED_OPERATION_PENDING, 21759 "Failed to move already frozen package"); 21760 } 21761 21762 codeFile = new File(pkg.codePath); 21763 installerPackageName = ps.installerPackageName; 21764 packageAbiOverride = ps.cpuAbiOverrideString; 21765 appId = UserHandle.getAppId(pkg.applicationInfo.uid); 21766 seinfo = pkg.applicationInfo.seInfo; 21767 label = String.valueOf(pm.getApplicationLabel(pkg.applicationInfo)); 21768 targetSdkVersion = pkg.applicationInfo.targetSdkVersion; 21769 freezer = freezePackage(packageName, "movePackageInternal"); 21770 installedUserIds = ps.queryInstalledUsers(sUserManager.getUserIds(), true); 21771 } 21772 21773 final Bundle extras = new Bundle(); 21774 extras.putString(Intent.EXTRA_PACKAGE_NAME, packageName); 21775 extras.putString(Intent.EXTRA_TITLE, label); 21776 mMoveCallbacks.notifyCreated(moveId, extras); 21777 21778 int installFlags; 21779 final boolean moveCompleteApp; 21780 final File measurePath; 21781 21782 if (Objects.equals(StorageManager.UUID_PRIVATE_INTERNAL, volumeUuid)) { 21783 installFlags = INSTALL_INTERNAL; 21784 moveCompleteApp = !currentAsec; 21785 measurePath = Environment.getDataAppDirectory(volumeUuid); 21786 } else if (Objects.equals(StorageManager.UUID_PRIMARY_PHYSICAL, volumeUuid)) { 21787 installFlags = INSTALL_EXTERNAL; 21788 moveCompleteApp = false; 21789 measurePath = storage.getPrimaryPhysicalVolume().getPath(); 21790 } else { 21791 final VolumeInfo volume = storage.findVolumeByUuid(volumeUuid); 21792 if (volume == null || volume.getType() != VolumeInfo.TYPE_PRIVATE 21793 || !volume.isMountedWritable()) { 21794 freezer.close(); 21795 throw new PackageManagerException(MOVE_FAILED_INTERNAL_ERROR, 21796 "Move location not mounted private volume"); 21797 } 21798 21799 Preconditions.checkState(!currentAsec); 21800 21801 installFlags = INSTALL_INTERNAL; 21802 moveCompleteApp = true; 21803 measurePath = Environment.getDataAppDirectory(volumeUuid); 21804 } 21805 21806 // If we're moving app data around, we need all the users unlocked 21807 if (moveCompleteApp) { 21808 for (int userId : installedUserIds) { 21809 if (StorageManager.isFileEncryptedNativeOrEmulated() 21810 && !StorageManager.isUserKeyUnlocked(userId)) { 21811 throw new PackageManagerException(MOVE_FAILED_LOCKED_USER, 21812 "User " + userId + " must be unlocked"); 21813 } 21814 } 21815 } 21816 21817 final PackageStats stats = new PackageStats(null, -1); 21818 synchronized (mInstaller) { 21819 for (int userId : installedUserIds) { 21820 if (!getPackageSizeInfoLI(packageName, userId, stats)) { 21821 freezer.close(); 21822 throw new PackageManagerException(MOVE_FAILED_INTERNAL_ERROR, 21823 "Failed to measure package size"); 21824 } 21825 } 21826 } 21827 21828 if (DEBUG_INSTALL) Slog.d(TAG, "Measured code size " + stats.codeSize + ", data size " 21829 + stats.dataSize); 21830 21831 final long startFreeBytes = measurePath.getUsableSpace(); 21832 final long sizeBytes; 21833 if (moveCompleteApp) { 21834 sizeBytes = stats.codeSize + stats.dataSize; 21835 } else { 21836 sizeBytes = stats.codeSize; 21837 } 21838 21839 if (sizeBytes > storage.getStorageBytesUntilLow(measurePath)) { 21840 freezer.close(); 21841 throw new PackageManagerException(MOVE_FAILED_INTERNAL_ERROR, 21842 "Not enough free space to move"); 21843 } 21844 21845 mMoveCallbacks.notifyStatusChanged(moveId, 10); 21846 21847 final CountDownLatch installedLatch = new CountDownLatch(1); 21848 final IPackageInstallObserver2 installObserver = new IPackageInstallObserver2.Stub() { 21849 @Override 21850 public void onUserActionRequired(Intent intent) throws RemoteException { 21851 throw new IllegalStateException(); 21852 } 21853 21854 @Override 21855 public void onPackageInstalled(String basePackageName, int returnCode, String msg, 21856 Bundle extras) throws RemoteException { 21857 if (DEBUG_INSTALL) Slog.d(TAG, "Install result for move: " 21858 + PackageManager.installStatusToString(returnCode, msg)); 21859 21860 installedLatch.countDown(); 21861 freezer.close(); 21862 21863 final int status = PackageManager.installStatusToPublicStatus(returnCode); 21864 switch (status) { 21865 case PackageInstaller.STATUS_SUCCESS: 21866 mMoveCallbacks.notifyStatusChanged(moveId, 21867 PackageManager.MOVE_SUCCEEDED); 21868 break; 21869 case PackageInstaller.STATUS_FAILURE_STORAGE: 21870 mMoveCallbacks.notifyStatusChanged(moveId, 21871 PackageManager.MOVE_FAILED_INSUFFICIENT_STORAGE); 21872 break; 21873 default: 21874 mMoveCallbacks.notifyStatusChanged(moveId, 21875 PackageManager.MOVE_FAILED_INTERNAL_ERROR); 21876 break; 21877 } 21878 } 21879 }; 21880 21881 final MoveInfo move; 21882 if (moveCompleteApp) { 21883 // Kick off a thread to report progress estimates 21884 new Thread() { 21885 @Override 21886 public void run() { 21887 while (true) { 21888 try { 21889 if (installedLatch.await(1, TimeUnit.SECONDS)) { 21890 break; 21891 } 21892 } catch (InterruptedException ignored) { 21893 } 21894 21895 final long deltaFreeBytes = startFreeBytes - measurePath.getUsableSpace(); 21896 final int progress = 10 + (int) MathUtils.constrain( 21897 ((deltaFreeBytes * 80) / sizeBytes), 0, 80); 21898 mMoveCallbacks.notifyStatusChanged(moveId, progress); 21899 } 21900 } 21901 }.start(); 21902 21903 final String dataAppName = codeFile.getName(); 21904 move = new MoveInfo(moveId, currentVolumeUuid, volumeUuid, packageName, 21905 dataAppName, appId, seinfo, targetSdkVersion); 21906 } else { 21907 move = null; 21908 } 21909 21910 installFlags |= PackageManager.INSTALL_REPLACE_EXISTING; 21911 21912 final Message msg = mHandler.obtainMessage(INIT_COPY); 21913 final OriginInfo origin = OriginInfo.fromExistingFile(codeFile); 21914 final InstallParams params = new InstallParams(origin, move, installObserver, installFlags, 21915 installerPackageName, volumeUuid, null /*verificationInfo*/, user, 21916 packageAbiOverride, null /*grantedPermissions*/, null /*certificates*/, 21917 PackageManager.INSTALL_REASON_UNKNOWN); 21918 params.setTraceMethod("movePackage").setTraceCookie(System.identityHashCode(params)); 21919 msg.obj = params; 21920 21921 Trace.asyncTraceBegin(TRACE_TAG_PACKAGE_MANAGER, "movePackage", 21922 System.identityHashCode(msg.obj)); 21923 Trace.asyncTraceBegin(TRACE_TAG_PACKAGE_MANAGER, "queueInstall", 21924 System.identityHashCode(msg.obj)); 21925 21926 mHandler.sendMessage(msg); 21927 } 21928 21929 @Override 21930 public int movePrimaryStorage(String volumeUuid) throws RemoteException { 21931 mContext.enforceCallingOrSelfPermission(android.Manifest.permission.MOVE_PACKAGE, null); 21932 21933 final int realMoveId = mNextMoveId.getAndIncrement(); 21934 final Bundle extras = new Bundle(); 21935 extras.putString(VolumeRecord.EXTRA_FS_UUID, volumeUuid); 21936 mMoveCallbacks.notifyCreated(realMoveId, extras); 21937 21938 final IPackageMoveObserver callback = new IPackageMoveObserver.Stub() { 21939 @Override 21940 public void onCreated(int moveId, Bundle extras) { 21941 // Ignored 21942 } 21943 21944 @Override 21945 public void onStatusChanged(int moveId, int status, long estMillis) { 21946 mMoveCallbacks.notifyStatusChanged(realMoveId, status, estMillis); 21947 } 21948 }; 21949 21950 final StorageManager storage = mContext.getSystemService(StorageManager.class); 21951 storage.setPrimaryStorageUuid(volumeUuid, callback); 21952 return realMoveId; 21953 } 21954 21955 @Override 21956 public int getMoveStatus(int moveId) { 21957 mContext.enforceCallingOrSelfPermission( 21958 android.Manifest.permission.MOUNT_UNMOUNT_FILESYSTEMS, null); 21959 return mMoveCallbacks.mLastStatus.get(moveId); 21960 } 21961 21962 @Override 21963 public void registerMoveCallback(IPackageMoveObserver callback) { 21964 mContext.enforceCallingOrSelfPermission( 21965 android.Manifest.permission.MOUNT_UNMOUNT_FILESYSTEMS, null); 21966 mMoveCallbacks.register(callback); 21967 } 21968 21969 @Override 21970 public void unregisterMoveCallback(IPackageMoveObserver callback) { 21971 mContext.enforceCallingOrSelfPermission( 21972 android.Manifest.permission.MOUNT_UNMOUNT_FILESYSTEMS, null); 21973 mMoveCallbacks.unregister(callback); 21974 } 21975 21976 @Override 21977 public boolean setInstallLocation(int loc) { 21978 mContext.enforceCallingOrSelfPermission(android.Manifest.permission.WRITE_SECURE_SETTINGS, 21979 null); 21980 if (getInstallLocation() == loc) { 21981 return true; 21982 } 21983 if (loc == PackageHelper.APP_INSTALL_AUTO || loc == PackageHelper.APP_INSTALL_INTERNAL 21984 || loc == PackageHelper.APP_INSTALL_EXTERNAL) { 21985 android.provider.Settings.Global.putInt(mContext.getContentResolver(), 21986 android.provider.Settings.Global.DEFAULT_INSTALL_LOCATION, loc); 21987 return true; 21988 } 21989 return false; 21990 } 21991 21992 @Override 21993 public int getInstallLocation() { 21994 // allow instant app access 21995 return android.provider.Settings.Global.getInt(mContext.getContentResolver(), 21996 android.provider.Settings.Global.DEFAULT_INSTALL_LOCATION, 21997 PackageHelper.APP_INSTALL_AUTO); 21998 } 21999 22000 /** Called by UserManagerService */ 22001 void cleanUpUser(UserManagerService userManager, int userHandle) { 22002 synchronized (mPackages) { 22003 mDirtyUsers.remove(userHandle); 22004 mUserNeedsBadging.delete(userHandle); 22005 mSettings.removeUserLPw(userHandle); 22006 mPendingBroadcasts.remove(userHandle); 22007 mInstantAppRegistry.onUserRemovedLPw(userHandle); 22008 removeUnusedPackagesLPw(userManager, userHandle); 22009 } 22010 } 22011 22012 /** 22013 * We're removing userHandle and would like to remove any downloaded packages 22014 * that are no longer in use by any other user. 22015 * @param userHandle the user being removed 22016 */ 22017 private void removeUnusedPackagesLPw(UserManagerService userManager, final int userHandle) { 22018 final boolean DEBUG_CLEAN_APKS = false; 22019 int [] users = userManager.getUserIds(); 22020 Iterator<PackageSetting> psit = mSettings.mPackages.values().iterator(); 22021 while (psit.hasNext()) { 22022 PackageSetting ps = psit.next(); 22023 if (ps.pkg == null) { 22024 continue; 22025 } 22026 final String packageName = ps.pkg.packageName; 22027 // Skip over if system app 22028 if ((ps.pkgFlags & ApplicationInfo.FLAG_SYSTEM) != 0) { 22029 continue; 22030 } 22031 if (DEBUG_CLEAN_APKS) { 22032 Slog.i(TAG, "Checking package " + packageName); 22033 } 22034 boolean keep = shouldKeepUninstalledPackageLPr(packageName); 22035 if (keep) { 22036 if (DEBUG_CLEAN_APKS) { 22037 Slog.i(TAG, " Keeping package " + packageName + " - requested by DO"); 22038 } 22039 } else { 22040 for (int i = 0; i < users.length; i++) { 22041 if (users[i] != userHandle && ps.getInstalled(users[i])) { 22042 keep = true; 22043 if (DEBUG_CLEAN_APKS) { 22044 Slog.i(TAG, " Keeping package " + packageName + " for user " 22045 + users[i]); 22046 } 22047 break; 22048 } 22049 } 22050 } 22051 if (!keep) { 22052 if (DEBUG_CLEAN_APKS) { 22053 Slog.i(TAG, " Removing package " + packageName); 22054 } 22055 mHandler.post(new Runnable() { 22056 public void run() { 22057 deletePackageX(packageName, PackageManager.VERSION_CODE_HIGHEST, 22058 userHandle, 0); 22059 } //end run 22060 }); 22061 } 22062 } 22063 } 22064 22065 /** Called by UserManagerService */ 22066 void createNewUser(int userId, String[] disallowedPackages) { 22067 synchronized (mInstallLock) { 22068 mSettings.createNewUserLI(this, mInstaller, userId, disallowedPackages); 22069 } 22070 synchronized (mPackages) { 22071 scheduleWritePackageRestrictionsLocked(userId); 22072 scheduleWritePackageListLocked(userId); 22073 applyFactoryDefaultBrowserLPw(userId); 22074 primeDomainVerificationsLPw(userId); 22075 } 22076 } 22077 22078 void onNewUserCreated(final int userId) { 22079 synchronized(mPackages) { 22080 mDefaultPermissionPolicy.grantDefaultPermissions(mPackages.values(), userId); 22081 // If permission review for legacy apps is required, we represent 22082 // dagerous permissions for such apps as always granted runtime 22083 // permissions to keep per user flag state whether review is needed. 22084 // Hence, if a new user is added we have to propagate dangerous 22085 // permission grants for these legacy apps. 22086 if (mSettings.mPermissions.mPermissionReviewRequired) { 22087// NOTE: This adds UPDATE_PERMISSIONS_REPLACE_PKG 22088 mPermissionManager.updateAllPermissions( 22089 StorageManager.UUID_PRIVATE_INTERNAL, true, mPackages.values(), 22090 mPermissionCallback); 22091 } 22092 } 22093 } 22094 22095 @Override 22096 public VerifierDeviceIdentity getVerifierDeviceIdentity() throws RemoteException { 22097 mContext.enforceCallingOrSelfPermission( 22098 android.Manifest.permission.PACKAGE_VERIFICATION_AGENT, 22099 "Only package verification agents can read the verifier device identity"); 22100 22101 synchronized (mPackages) { 22102 return mSettings.getVerifierDeviceIdentityLPw(); 22103 } 22104 } 22105 22106 @Override 22107 public void setPermissionEnforced(String permission, boolean enforced) { 22108 // TODO: Now that we no longer change GID for storage, this should to away. 22109 mContext.enforceCallingOrSelfPermission(Manifest.permission.GRANT_RUNTIME_PERMISSIONS, 22110 "setPermissionEnforced"); 22111 if (READ_EXTERNAL_STORAGE.equals(permission)) { 22112 synchronized (mPackages) { 22113 if (mSettings.mReadExternalStorageEnforced == null 22114 || mSettings.mReadExternalStorageEnforced != enforced) { 22115 mSettings.mReadExternalStorageEnforced = 22116 enforced ? Boolean.TRUE : Boolean.FALSE; 22117 mSettings.writeLPr(); 22118 } 22119 } 22120 // kill any non-foreground processes so we restart them and 22121 // grant/revoke the GID. 22122 final IActivityManager am = ActivityManager.getService(); 22123 if (am != null) { 22124 final long token = Binder.clearCallingIdentity(); 22125 try { 22126 am.killProcessesBelowForeground("setPermissionEnforcement"); 22127 } catch (RemoteException e) { 22128 } finally { 22129 Binder.restoreCallingIdentity(token); 22130 } 22131 } 22132 } else { 22133 throw new IllegalArgumentException("No selective enforcement for " + permission); 22134 } 22135 } 22136 22137 @Override 22138 @Deprecated 22139 public boolean isPermissionEnforced(String permission) { 22140 // allow instant applications 22141 return true; 22142 } 22143 22144 @Override 22145 public boolean isStorageLow() { 22146 // allow instant applications 22147 final long token = Binder.clearCallingIdentity(); 22148 try { 22149 final DeviceStorageMonitorInternal 22150 dsm = LocalServices.getService(DeviceStorageMonitorInternal.class); 22151 if (dsm != null) { 22152 return dsm.isMemoryLow(); 22153 } else { 22154 return false; 22155 } 22156 } finally { 22157 Binder.restoreCallingIdentity(token); 22158 } 22159 } 22160 22161 @Override 22162 public IPackageInstaller getPackageInstaller() { 22163 if (getInstantAppPackageName(Binder.getCallingUid()) != null) { 22164 return null; 22165 } 22166 return mInstallerService; 22167 } 22168 22169 private boolean userNeedsBadging(int userId) { 22170 int index = mUserNeedsBadging.indexOfKey(userId); 22171 if (index < 0) { 22172 final UserInfo userInfo; 22173 final long token = Binder.clearCallingIdentity(); 22174 try { 22175 userInfo = sUserManager.getUserInfo(userId); 22176 } finally { 22177 Binder.restoreCallingIdentity(token); 22178 } 22179 final boolean b; 22180 if (userInfo != null && userInfo.isManagedProfile()) { 22181 b = true; 22182 } else { 22183 b = false; 22184 } 22185 mUserNeedsBadging.put(userId, b); 22186 return b; 22187 } 22188 return mUserNeedsBadging.valueAt(index); 22189 } 22190 22191 @Override 22192 public KeySet getKeySetByAlias(String packageName, String alias) { 22193 if (packageName == null || alias == null) { 22194 return null; 22195 } 22196 synchronized(mPackages) { 22197 final PackageParser.Package pkg = mPackages.get(packageName); 22198 if (pkg == null) { 22199 Slog.w(TAG, "KeySet requested for unknown package: " + packageName); 22200 throw new IllegalArgumentException("Unknown package: " + packageName); 22201 } 22202 final PackageSetting ps = (PackageSetting) pkg.mExtras; 22203 if (filterAppAccessLPr(ps, Binder.getCallingUid(), UserHandle.getCallingUserId())) { 22204 Slog.w(TAG, "KeySet requested for filtered package: " + packageName); 22205 throw new IllegalArgumentException("Unknown package: " + packageName); 22206 } 22207 final KeySetManagerService ksms = mSettings.mKeySetManagerService; 22208 return new KeySet(ksms.getKeySetByAliasAndPackageNameLPr(packageName, alias)); 22209 } 22210 } 22211 22212 @Override 22213 public KeySet getSigningKeySet(String packageName) { 22214 if (packageName == null) { 22215 return null; 22216 } 22217 synchronized(mPackages) { 22218 final int callingUid = Binder.getCallingUid(); 22219 final int callingUserId = UserHandle.getUserId(callingUid); 22220 final PackageParser.Package pkg = mPackages.get(packageName); 22221 if (pkg == null) { 22222 Slog.w(TAG, "KeySet requested for unknown package: " + packageName); 22223 throw new IllegalArgumentException("Unknown package: " + packageName); 22224 } 22225 final PackageSetting ps = (PackageSetting) pkg.mExtras; 22226 if (filterAppAccessLPr(ps, callingUid, callingUserId)) { 22227 // filter and pretend the package doesn't exist 22228 Slog.w(TAG, "KeySet requested for filtered package: " + packageName 22229 + ", uid:" + callingUid); 22230 throw new IllegalArgumentException("Unknown package: " + packageName); 22231 } 22232 if (pkg.applicationInfo.uid != callingUid 22233 && Process.SYSTEM_UID != callingUid) { 22234 throw new SecurityException("May not access signing KeySet of other apps."); 22235 } 22236 final KeySetManagerService ksms = mSettings.mKeySetManagerService; 22237 return new KeySet(ksms.getSigningKeySetByPackageNameLPr(packageName)); 22238 } 22239 } 22240 22241 @Override 22242 public boolean isPackageSignedByKeySet(String packageName, KeySet ks) { 22243 final int callingUid = Binder.getCallingUid(); 22244 if (getInstantAppPackageName(callingUid) != null) { 22245 return false; 22246 } 22247 if (packageName == null || ks == null) { 22248 return false; 22249 } 22250 synchronized(mPackages) { 22251 final PackageParser.Package pkg = mPackages.get(packageName); 22252 if (pkg == null 22253 || filterAppAccessLPr((PackageSetting) pkg.mExtras, callingUid, 22254 UserHandle.getUserId(callingUid))) { 22255 Slog.w(TAG, "KeySet requested for unknown package: " + packageName); 22256 throw new IllegalArgumentException("Unknown package: " + packageName); 22257 } 22258 IBinder ksh = ks.getToken(); 22259 if (ksh instanceof KeySetHandle) { 22260 final KeySetManagerService ksms = mSettings.mKeySetManagerService; 22261 return ksms.packageIsSignedByLPr(packageName, (KeySetHandle) ksh); 22262 } 22263 return false; 22264 } 22265 } 22266 22267 @Override 22268 public boolean isPackageSignedByKeySetExactly(String packageName, KeySet ks) { 22269 final int callingUid = Binder.getCallingUid(); 22270 if (getInstantAppPackageName(callingUid) != null) { 22271 return false; 22272 } 22273 if (packageName == null || ks == null) { 22274 return false; 22275 } 22276 synchronized(mPackages) { 22277 final PackageParser.Package pkg = mPackages.get(packageName); 22278 if (pkg == null 22279 || filterAppAccessLPr((PackageSetting) pkg.mExtras, callingUid, 22280 UserHandle.getUserId(callingUid))) { 22281 Slog.w(TAG, "KeySet requested for unknown package: " + packageName); 22282 throw new IllegalArgumentException("Unknown package: " + packageName); 22283 } 22284 IBinder ksh = ks.getToken(); 22285 if (ksh instanceof KeySetHandle) { 22286 final KeySetManagerService ksms = mSettings.mKeySetManagerService; 22287 return ksms.packageIsSignedByExactlyLPr(packageName, (KeySetHandle) ksh); 22288 } 22289 return false; 22290 } 22291 } 22292 22293 private void deletePackageIfUnusedLPr(final String packageName) { 22294 PackageSetting ps = mSettings.mPackages.get(packageName); 22295 if (ps == null) { 22296 return; 22297 } 22298 if (!ps.isAnyInstalled(sUserManager.getUserIds())) { 22299 // TODO Implement atomic delete if package is unused 22300 // It is currently possible that the package will be deleted even if it is installed 22301 // after this method returns. 22302 mHandler.post(new Runnable() { 22303 public void run() { 22304 deletePackageX(packageName, PackageManager.VERSION_CODE_HIGHEST, 22305 0, PackageManager.DELETE_ALL_USERS); 22306 } 22307 }); 22308 } 22309 } 22310 22311 /** 22312 * Check and throw if the given before/after packages would be considered a 22313 * downgrade. 22314 */ 22315 private static void checkDowngrade(PackageParser.Package before, PackageInfoLite after) 22316 throws PackageManagerException { 22317 if (after.versionCode < before.mVersionCode) { 22318 throw new PackageManagerException(INSTALL_FAILED_VERSION_DOWNGRADE, 22319 "Update version code " + after.versionCode + " is older than current " 22320 + before.mVersionCode); 22321 } else if (after.versionCode == before.mVersionCode) { 22322 if (after.baseRevisionCode < before.baseRevisionCode) { 22323 throw new PackageManagerException(INSTALL_FAILED_VERSION_DOWNGRADE, 22324 "Update base revision code " + after.baseRevisionCode 22325 + " is older than current " + before.baseRevisionCode); 22326 } 22327 22328 if (!ArrayUtils.isEmpty(after.splitNames)) { 22329 for (int i = 0; i < after.splitNames.length; i++) { 22330 final String splitName = after.splitNames[i]; 22331 final int j = ArrayUtils.indexOf(before.splitNames, splitName); 22332 if (j != -1) { 22333 if (after.splitRevisionCodes[i] < before.splitRevisionCodes[j]) { 22334 throw new PackageManagerException(INSTALL_FAILED_VERSION_DOWNGRADE, 22335 "Update split " + splitName + " revision code " 22336 + after.splitRevisionCodes[i] + " is older than current " 22337 + before.splitRevisionCodes[j]); 22338 } 22339 } 22340 } 22341 } 22342 } 22343 } 22344 22345 private static class MoveCallbacks extends Handler { 22346 private static final int MSG_CREATED = 1; 22347 private static final int MSG_STATUS_CHANGED = 2; 22348 22349 private final RemoteCallbackList<IPackageMoveObserver> 22350 mCallbacks = new RemoteCallbackList<>(); 22351 22352 private final SparseIntArray mLastStatus = new SparseIntArray(); 22353 22354 public MoveCallbacks(Looper looper) { 22355 super(looper); 22356 } 22357 22358 public void register(IPackageMoveObserver callback) { 22359 mCallbacks.register(callback); 22360 } 22361 22362 public void unregister(IPackageMoveObserver callback) { 22363 mCallbacks.unregister(callback); 22364 } 22365 22366 @Override 22367 public void handleMessage(Message msg) { 22368 final SomeArgs args = (SomeArgs) msg.obj; 22369 final int n = mCallbacks.beginBroadcast(); 22370 for (int i = 0; i < n; i++) { 22371 final IPackageMoveObserver callback = mCallbacks.getBroadcastItem(i); 22372 try { 22373 invokeCallback(callback, msg.what, args); 22374 } catch (RemoteException ignored) { 22375 } 22376 } 22377 mCallbacks.finishBroadcast(); 22378 args.recycle(); 22379 } 22380 22381 private void invokeCallback(IPackageMoveObserver callback, int what, SomeArgs args) 22382 throws RemoteException { 22383 switch (what) { 22384 case MSG_CREATED: { 22385 callback.onCreated(args.argi1, (Bundle) args.arg2); 22386 break; 22387 } 22388 case MSG_STATUS_CHANGED: { 22389 callback.onStatusChanged(args.argi1, args.argi2, (long) args.arg3); 22390 break; 22391 } 22392 } 22393 } 22394 22395 private void notifyCreated(int moveId, Bundle extras) { 22396 Slog.v(TAG, "Move " + moveId + " created " + extras.toString()); 22397 22398 final SomeArgs args = SomeArgs.obtain(); 22399 args.argi1 = moveId; 22400 args.arg2 = extras; 22401 obtainMessage(MSG_CREATED, args).sendToTarget(); 22402 } 22403 22404 private void notifyStatusChanged(int moveId, int status) { 22405 notifyStatusChanged(moveId, status, -1); 22406 } 22407 22408 private void notifyStatusChanged(int moveId, int status, long estMillis) { 22409 Slog.v(TAG, "Move " + moveId + " status " + status); 22410 22411 final SomeArgs args = SomeArgs.obtain(); 22412 args.argi1 = moveId; 22413 args.argi2 = status; 22414 args.arg3 = estMillis; 22415 obtainMessage(MSG_STATUS_CHANGED, args).sendToTarget(); 22416 22417 synchronized (mLastStatus) { 22418 mLastStatus.put(moveId, status); 22419 } 22420 } 22421 } 22422 22423 private final static class OnPermissionChangeListeners extends Handler { 22424 private static final int MSG_ON_PERMISSIONS_CHANGED = 1; 22425 22426 private final RemoteCallbackList<IOnPermissionsChangeListener> mPermissionListeners = 22427 new RemoteCallbackList<>(); 22428 22429 public OnPermissionChangeListeners(Looper looper) { 22430 super(looper); 22431 } 22432 22433 @Override 22434 public void handleMessage(Message msg) { 22435 switch (msg.what) { 22436 case MSG_ON_PERMISSIONS_CHANGED: { 22437 final int uid = msg.arg1; 22438 handleOnPermissionsChanged(uid); 22439 } break; 22440 } 22441 } 22442 22443 public void addListenerLocked(IOnPermissionsChangeListener listener) { 22444 mPermissionListeners.register(listener); 22445 22446 } 22447 22448 public void removeListenerLocked(IOnPermissionsChangeListener listener) { 22449 mPermissionListeners.unregister(listener); 22450 } 22451 22452 public void onPermissionsChanged(int uid) { 22453 if (mPermissionListeners.getRegisteredCallbackCount() > 0) { 22454 obtainMessage(MSG_ON_PERMISSIONS_CHANGED, uid, 0).sendToTarget(); 22455 } 22456 } 22457 22458 private void handleOnPermissionsChanged(int uid) { 22459 final int count = mPermissionListeners.beginBroadcast(); 22460 try { 22461 for (int i = 0; i < count; i++) { 22462 IOnPermissionsChangeListener callback = mPermissionListeners 22463 .getBroadcastItem(i); 22464 try { 22465 callback.onPermissionsChanged(uid); 22466 } catch (RemoteException e) { 22467 Log.e(TAG, "Permission listener is dead", e); 22468 } 22469 } 22470 } finally { 22471 mPermissionListeners.finishBroadcast(); 22472 } 22473 } 22474 } 22475 22476 private class PackageManagerNative extends IPackageManagerNative.Stub { 22477 @Override 22478 public String[] getNamesForUids(int[] uids) throws RemoteException { 22479 final String[] results = PackageManagerService.this.getNamesForUids(uids); 22480 // massage results so they can be parsed by the native binder 22481 for (int i = results.length - 1; i >= 0; --i) { 22482 if (results[i] == null) { 22483 results[i] = ""; 22484 } 22485 } 22486 return results; 22487 } 22488 22489 // NB: this differentiates between preloads and sideloads 22490 @Override 22491 public String getInstallerForPackage(String packageName) throws RemoteException { 22492 final String installerName = getInstallerPackageName(packageName); 22493 if (!TextUtils.isEmpty(installerName)) { 22494 return installerName; 22495 } 22496 // differentiate between preload and sideload 22497 int callingUser = UserHandle.getUserId(Binder.getCallingUid()); 22498 ApplicationInfo appInfo = getApplicationInfo(packageName, 22499 /*flags*/ 0, 22500 /*userId*/ callingUser); 22501 if (appInfo != null && (appInfo.flags & ApplicationInfo.FLAG_SYSTEM) != 0) { 22502 return "preload"; 22503 } 22504 return ""; 22505 } 22506 22507 @Override 22508 public int getVersionCodeForPackage(String packageName) throws RemoteException { 22509 try { 22510 int callingUser = UserHandle.getUserId(Binder.getCallingUid()); 22511 PackageInfo pInfo = getPackageInfo(packageName, 0, callingUser); 22512 if (pInfo != null) { 22513 return pInfo.versionCode; 22514 } 22515 } catch (Exception e) { 22516 } 22517 return 0; 22518 } 22519 } 22520 22521 private class PackageManagerInternalImpl extends PackageManagerInternal { 22522 @Override 22523 public void updatePermissionFlagsTEMP(String permName, String packageName, int flagMask, 22524 int flagValues, int userId) { 22525 PackageManagerService.this.updatePermissionFlags( 22526 permName, packageName, flagMask, flagValues, userId); 22527 } 22528 22529 @Override 22530 public int getPermissionFlagsTEMP(String permName, String packageName, int userId) { 22531 return PackageManagerService.this.getPermissionFlags(permName, packageName, userId); 22532 } 22533 22534 @Override 22535 public boolean isInstantApp(String packageName, int userId) { 22536 return PackageManagerService.this.isInstantApp(packageName, userId); 22537 } 22538 22539 @Override 22540 public String getInstantAppPackageName(int uid) { 22541 return PackageManagerService.this.getInstantAppPackageName(uid); 22542 } 22543 22544 @Override 22545 public boolean filterAppAccess(PackageParser.Package pkg, int callingUid, int userId) { 22546 synchronized (mPackages) { 22547 return PackageManagerService.this.filterAppAccessLPr( 22548 (PackageSetting) pkg.mExtras, callingUid, userId); 22549 } 22550 } 22551 22552 @Override 22553 public PackageParser.Package getPackage(String packageName) { 22554 synchronized (mPackages) { 22555 packageName = resolveInternalPackageNameLPr( 22556 packageName, PackageManager.VERSION_CODE_HIGHEST); 22557 return mPackages.get(packageName); 22558 } 22559 } 22560 22561 @Override 22562 public PackageParser.Package getDisabledPackage(String packageName) { 22563 synchronized (mPackages) { 22564 final PackageSetting ps = mSettings.getDisabledSystemPkgLPr(packageName); 22565 return (ps != null) ? ps.pkg : null; 22566 } 22567 } 22568 22569 @Override 22570 public String getKnownPackageName(int knownPackage, int userId) { 22571 switch(knownPackage) { 22572 case PackageManagerInternal.PACKAGE_BROWSER: 22573 return getDefaultBrowserPackageName(userId); 22574 case PackageManagerInternal.PACKAGE_INSTALLER: 22575 return mRequiredInstallerPackage; 22576 case PackageManagerInternal.PACKAGE_SETUP_WIZARD: 22577 return mSetupWizardPackage; 22578 case PackageManagerInternal.PACKAGE_SYSTEM: 22579 return "android"; 22580 case PackageManagerInternal.PACKAGE_VERIFIER: 22581 return mRequiredVerifierPackage; 22582 } 22583 return null; 22584 } 22585 22586 @Override 22587 public boolean isResolveActivityComponent(ComponentInfo component) { 22588 return mResolveActivity.packageName.equals(component.packageName) 22589 && mResolveActivity.name.equals(component.name); 22590 } 22591 22592 @Override 22593 public void setLocationPackagesProvider(PackagesProvider provider) { 22594 mDefaultPermissionPolicy.setLocationPackagesProvider(provider); 22595 } 22596 22597 @Override 22598 public void setVoiceInteractionPackagesProvider(PackagesProvider provider) { 22599 mDefaultPermissionPolicy.setVoiceInteractionPackagesProvider(provider); 22600 } 22601 22602 @Override 22603 public void setSmsAppPackagesProvider(PackagesProvider provider) { 22604 mDefaultPermissionPolicy.setSmsAppPackagesProvider(provider); 22605 } 22606 22607 @Override 22608 public void setDialerAppPackagesProvider(PackagesProvider provider) { 22609 mDefaultPermissionPolicy.setDialerAppPackagesProvider(provider); 22610 } 22611 22612 @Override 22613 public void setSimCallManagerPackagesProvider(PackagesProvider provider) { 22614 mDefaultPermissionPolicy.setSimCallManagerPackagesProvider(provider); 22615 } 22616 22617 @Override 22618 public void setSyncAdapterPackagesprovider(SyncAdapterPackagesProvider provider) { 22619 mDefaultPermissionPolicy.setSyncAdapterPackagesProvider(provider); 22620 } 22621 22622 @Override 22623 public void grantDefaultPermissionsToDefaultSmsApp(String packageName, int userId) { 22624 mDefaultPermissionPolicy.grantDefaultPermissionsToDefaultSmsApp(packageName, userId); 22625 } 22626 22627 @Override 22628 public void grantDefaultPermissionsToDefaultDialerApp(String packageName, int userId) { 22629 synchronized (mPackages) { 22630 mSettings.setDefaultDialerPackageNameLPw(packageName, userId); 22631 } 22632 mDefaultPermissionPolicy.grantDefaultPermissionsToDefaultDialerApp(packageName, userId); 22633 } 22634 22635 @Override 22636 public void grantDefaultPermissionsToDefaultSimCallManager(String packageName, int userId) { 22637 mDefaultPermissionPolicy.grantDefaultPermissionsToDefaultSimCallManager( 22638 packageName, userId); 22639 } 22640 22641 @Override 22642 public void setKeepUninstalledPackages(final List<String> packageList) { 22643 Preconditions.checkNotNull(packageList); 22644 List<String> removedFromList = null; 22645 synchronized (mPackages) { 22646 if (mKeepUninstalledPackages != null) { 22647 final int packagesCount = mKeepUninstalledPackages.size(); 22648 for (int i = 0; i < packagesCount; i++) { 22649 String oldPackage = mKeepUninstalledPackages.get(i); 22650 if (packageList != null && packageList.contains(oldPackage)) { 22651 continue; 22652 } 22653 if (removedFromList == null) { 22654 removedFromList = new ArrayList<>(); 22655 } 22656 removedFromList.add(oldPackage); 22657 } 22658 } 22659 mKeepUninstalledPackages = new ArrayList<>(packageList); 22660 if (removedFromList != null) { 22661 final int removedCount = removedFromList.size(); 22662 for (int i = 0; i < removedCount; i++) { 22663 deletePackageIfUnusedLPr(removedFromList.get(i)); 22664 } 22665 } 22666 } 22667 } 22668 22669 @Override 22670 public boolean isPermissionsReviewRequired(String packageName, int userId) { 22671 synchronized (mPackages) { 22672 return mPermissionManager.isPermissionsReviewRequired( 22673 mPackages.get(packageName), userId); 22674 } 22675 } 22676 22677 @Override 22678 public PackageInfo getPackageInfo( 22679 String packageName, int flags, int filterCallingUid, int userId) { 22680 return PackageManagerService.this 22681 .getPackageInfoInternal(packageName, PackageManager.VERSION_CODE_HIGHEST, 22682 flags, filterCallingUid, userId); 22683 } 22684 22685 @Override 22686 public ApplicationInfo getApplicationInfo( 22687 String packageName, int flags, int filterCallingUid, int userId) { 22688 return PackageManagerService.this 22689 .getApplicationInfoInternal(packageName, flags, filterCallingUid, userId); 22690 } 22691 22692 @Override 22693 public ActivityInfo getActivityInfo( 22694 ComponentName component, int flags, int filterCallingUid, int userId) { 22695 return PackageManagerService.this 22696 .getActivityInfoInternal(component, flags, filterCallingUid, userId); 22697 } 22698 22699 @Override 22700 public List<ResolveInfo> queryIntentActivities( 22701 Intent intent, int flags, int filterCallingUid, int userId) { 22702 final String resolvedType = intent.resolveTypeIfNeeded(mContext.getContentResolver()); 22703 return PackageManagerService.this 22704 .queryIntentActivitiesInternal(intent, resolvedType, flags, filterCallingUid, 22705 userId, false /*resolveForStart*/, true /*allowDynamicSplits*/); 22706 } 22707 22708 @Override 22709 public List<ResolveInfo> queryIntentServices( 22710 Intent intent, int flags, int callingUid, int userId) { 22711 final String resolvedType = intent.resolveTypeIfNeeded(mContext.getContentResolver()); 22712 return PackageManagerService.this 22713 .queryIntentServicesInternal(intent, resolvedType, flags, userId, callingUid, 22714 false); 22715 } 22716 22717 @Override 22718 public ComponentName getHomeActivitiesAsUser(List<ResolveInfo> allHomeCandidates, 22719 int userId) { 22720 return PackageManagerService.this.getHomeActivitiesAsUser(allHomeCandidates, userId); 22721 } 22722 22723 @Override 22724 public void setDeviceAndProfileOwnerPackages( 22725 int deviceOwnerUserId, String deviceOwnerPackage, 22726 SparseArray<String> profileOwnerPackages) { 22727 mProtectedPackages.setDeviceAndProfileOwnerPackages( 22728 deviceOwnerUserId, deviceOwnerPackage, profileOwnerPackages); 22729 } 22730 22731 @Override 22732 public boolean isPackageDataProtected(int userId, String packageName) { 22733 return mProtectedPackages.isPackageDataProtected(userId, packageName); 22734 } 22735 22736 @Override 22737 public boolean isPackageEphemeral(int userId, String packageName) { 22738 synchronized (mPackages) { 22739 final PackageSetting ps = mSettings.mPackages.get(packageName); 22740 return ps != null ? ps.getInstantApp(userId) : false; 22741 } 22742 } 22743 22744 @Override 22745 public boolean wasPackageEverLaunched(String packageName, int userId) { 22746 synchronized (mPackages) { 22747 return mSettings.wasPackageEverLaunchedLPr(packageName, userId); 22748 } 22749 } 22750 22751 @Override 22752 public void grantRuntimePermission(String packageName, String permName, int userId, 22753 boolean overridePolicy) { 22754 PackageManagerService.this.mPermissionManager.grantRuntimePermission( 22755 permName, packageName, overridePolicy, getCallingUid(), userId, 22756 mPermissionCallback); 22757 } 22758 22759 @Override 22760 public void revokeRuntimePermission(String packageName, String permName, int userId, 22761 boolean overridePolicy) { 22762 mPermissionManager.revokeRuntimePermission( 22763 permName, packageName, overridePolicy, getCallingUid(), userId, 22764 mPermissionCallback); 22765 } 22766 22767 @Override 22768 public String getNameForUid(int uid) { 22769 return PackageManagerService.this.getNameForUid(uid); 22770 } 22771 22772 @Override 22773 public void requestInstantAppResolutionPhaseTwo(AuxiliaryResolveInfo responseObj, 22774 Intent origIntent, String resolvedType, String callingPackage, 22775 Bundle verificationBundle, int userId) { 22776 PackageManagerService.this.requestInstantAppResolutionPhaseTwo( 22777 responseObj, origIntent, resolvedType, callingPackage, verificationBundle, 22778 userId); 22779 } 22780 22781 @Override 22782 public void grantEphemeralAccess(int userId, Intent intent, 22783 int targetAppId, int ephemeralAppId) { 22784 synchronized (mPackages) { 22785 mInstantAppRegistry.grantInstantAccessLPw(userId, intent, 22786 targetAppId, ephemeralAppId); 22787 } 22788 } 22789 22790 @Override 22791 public boolean isInstantAppInstallerComponent(ComponentName component) { 22792 synchronized (mPackages) { 22793 return mInstantAppInstallerActivity != null 22794 && mInstantAppInstallerActivity.getComponentName().equals(component); 22795 } 22796 } 22797 22798 @Override 22799 public void pruneInstantApps() { 22800 mInstantAppRegistry.pruneInstantApps(); 22801 } 22802 22803 @Override 22804 public String getSetupWizardPackageName() { 22805 return mSetupWizardPackage; 22806 } 22807 22808 public void setExternalSourcesPolicy(ExternalSourcesPolicy policy) { 22809 if (policy != null) { 22810 mExternalSourcesPolicy = policy; 22811 } 22812 } 22813 22814 @Override 22815 public boolean isPackagePersistent(String packageName) { 22816 synchronized (mPackages) { 22817 PackageParser.Package pkg = mPackages.get(packageName); 22818 return pkg != null 22819 ? ((pkg.applicationInfo.flags&(ApplicationInfo.FLAG_SYSTEM 22820 | ApplicationInfo.FLAG_PERSISTENT)) == 22821 (ApplicationInfo.FLAG_SYSTEM | ApplicationInfo.FLAG_PERSISTENT)) 22822 : false; 22823 } 22824 } 22825 22826 @Override 22827 public boolean isLegacySystemApp(Package pkg) { 22828 synchronized (mPackages) { 22829 final PackageSetting ps = (PackageSetting) pkg.mExtras; 22830 return mPromoteSystemApps 22831 && ps.isSystem() 22832 && mExistingSystemPackages.contains(ps.name); 22833 } 22834 } 22835 22836 @Override 22837 public List<PackageInfo> getOverlayPackages(int userId) { 22838 final ArrayList<PackageInfo> overlayPackages = new ArrayList<PackageInfo>(); 22839 synchronized (mPackages) { 22840 for (PackageParser.Package p : mPackages.values()) { 22841 if (p.mOverlayTarget != null) { 22842 PackageInfo pkg = generatePackageInfo((PackageSetting)p.mExtras, 0, userId); 22843 if (pkg != null) { 22844 overlayPackages.add(pkg); 22845 } 22846 } 22847 } 22848 } 22849 return overlayPackages; 22850 } 22851 22852 @Override 22853 public List<String> getTargetPackageNames(int userId) { 22854 List<String> targetPackages = new ArrayList<>(); 22855 synchronized (mPackages) { 22856 for (PackageParser.Package p : mPackages.values()) { 22857 if (p.mOverlayTarget == null) { 22858 targetPackages.add(p.packageName); 22859 } 22860 } 22861 } 22862 return targetPackages; 22863 } 22864 22865 @Override 22866 public boolean setEnabledOverlayPackages(int userId, @NonNull String targetPackageName, 22867 @Nullable List<String> overlayPackageNames) { 22868 synchronized (mPackages) { 22869 if (targetPackageName == null || mPackages.get(targetPackageName) == null) { 22870 Slog.e(TAG, "failed to find package " + targetPackageName); 22871 return false; 22872 } 22873 ArrayList<String> overlayPaths = null; 22874 if (overlayPackageNames != null && overlayPackageNames.size() > 0) { 22875 final int N = overlayPackageNames.size(); 22876 overlayPaths = new ArrayList<>(N); 22877 for (int i = 0; i < N; i++) { 22878 final String packageName = overlayPackageNames.get(i); 22879 final PackageParser.Package pkg = mPackages.get(packageName); 22880 if (pkg == null) { 22881 Slog.e(TAG, "failed to find package " + packageName); 22882 return false; 22883 } 22884 overlayPaths.add(pkg.baseCodePath); 22885 } 22886 } 22887 22888 final PackageSetting ps = mSettings.mPackages.get(targetPackageName); 22889 ps.setOverlayPaths(overlayPaths, userId); 22890 return true; 22891 } 22892 } 22893 22894 @Override 22895 public ResolveInfo resolveIntent(Intent intent, String resolvedType, 22896 int flags, int userId, boolean resolveForStart) { 22897 return resolveIntentInternal( 22898 intent, resolvedType, flags, userId, resolveForStart); 22899 } 22900 22901 @Override 22902 public ResolveInfo resolveService(Intent intent, String resolvedType, 22903 int flags, int userId, int callingUid) { 22904 return resolveServiceInternal(intent, resolvedType, flags, userId, callingUid); 22905 } 22906 22907 @Override 22908 public ProviderInfo resolveContentProvider(String name, int flags, int userId) { 22909 return PackageManagerService.this.resolveContentProviderInternal( 22910 name, flags, userId); 22911 } 22912 22913 @Override 22914 public void addIsolatedUid(int isolatedUid, int ownerUid) { 22915 synchronized (mPackages) { 22916 mIsolatedOwners.put(isolatedUid, ownerUid); 22917 } 22918 } 22919 22920 @Override 22921 public void removeIsolatedUid(int isolatedUid) { 22922 synchronized (mPackages) { 22923 mIsolatedOwners.delete(isolatedUid); 22924 } 22925 } 22926 22927 @Override 22928 public int getUidTargetSdkVersion(int uid) { 22929 synchronized (mPackages) { 22930 return getUidTargetSdkVersionLockedLPr(uid); 22931 } 22932 } 22933 22934 @Override 22935 public boolean canAccessInstantApps(int callingUid, int userId) { 22936 return PackageManagerService.this.canViewInstantApps(callingUid, userId); 22937 } 22938 22939 @Override 22940 public boolean hasInstantApplicationMetadata(String packageName, int userId) { 22941 synchronized (mPackages) { 22942 return mInstantAppRegistry.hasInstantApplicationMetadataLPr(packageName, userId); 22943 } 22944 } 22945 22946 @Override 22947 public void notifyPackageUse(String packageName, int reason) { 22948 synchronized (mPackages) { 22949 PackageManagerService.this.notifyPackageUseLocked(packageName, reason); 22950 } 22951 } 22952 } 22953 22954 @Override 22955 public void grantDefaultPermissionsToEnabledCarrierApps(String[] packageNames, int userId) { 22956 enforceSystemOrPhoneCaller("grantPermissionsToEnabledCarrierApps"); 22957 synchronized (mPackages) { 22958 final long identity = Binder.clearCallingIdentity(); 22959 try { 22960 mDefaultPermissionPolicy.grantDefaultPermissionsToEnabledCarrierApps( 22961 packageNames, userId); 22962 } finally { 22963 Binder.restoreCallingIdentity(identity); 22964 } 22965 } 22966 } 22967 22968 @Override 22969 public void grantDefaultPermissionsToEnabledImsServices(String[] packageNames, int userId) { 22970 enforceSystemOrPhoneCaller("grantDefaultPermissionsToEnabledImsServices"); 22971 synchronized (mPackages) { 22972 final long identity = Binder.clearCallingIdentity(); 22973 try { 22974 mDefaultPermissionPolicy.grantDefaultPermissionsToEnabledImsServices( 22975 packageNames, userId); 22976 } finally { 22977 Binder.restoreCallingIdentity(identity); 22978 } 22979 } 22980 } 22981 22982 private static void enforceSystemOrPhoneCaller(String tag) { 22983 int callingUid = Binder.getCallingUid(); 22984 if (callingUid != Process.PHONE_UID && callingUid != Process.SYSTEM_UID) { 22985 throw new SecurityException( 22986 "Cannot call " + tag + " from UID " + callingUid); 22987 } 22988 } 22989 22990 boolean isHistoricalPackageUsageAvailable() { 22991 return mPackageUsage.isHistoricalPackageUsageAvailable(); 22992 } 22993 22994 /** 22995 * Return a <b>copy</b> of the collection of packages known to the package manager. 22996 * @return A copy of the values of mPackages. 22997 */ 22998 Collection<PackageParser.Package> getPackages() { 22999 synchronized (mPackages) { 23000 return new ArrayList<>(mPackages.values()); 23001 } 23002 } 23003 23004 /** 23005 * Logs process start information (including base APK hash) to the security log. 23006 * @hide 23007 */ 23008 @Override 23009 public void logAppProcessStartIfNeeded(String processName, int uid, String seinfo, 23010 String apkFile, int pid) { 23011 if (getInstantAppPackageName(Binder.getCallingUid()) != null) { 23012 return; 23013 } 23014 if (!SecurityLog.isLoggingEnabled()) { 23015 return; 23016 } 23017 Bundle data = new Bundle(); 23018 data.putLong("startTimestamp", System.currentTimeMillis()); 23019 data.putString("processName", processName); 23020 data.putInt("uid", uid); 23021 data.putString("seinfo", seinfo); 23022 data.putString("apkFile", apkFile); 23023 data.putInt("pid", pid); 23024 Message msg = mProcessLoggingHandler.obtainMessage( 23025 ProcessLoggingHandler.LOG_APP_PROCESS_START_MSG); 23026 msg.setData(data); 23027 mProcessLoggingHandler.sendMessage(msg); 23028 } 23029 23030 public CompilerStats.PackageStats getCompilerPackageStats(String pkgName) { 23031 return mCompilerStats.getPackageStats(pkgName); 23032 } 23033 23034 public CompilerStats.PackageStats getOrCreateCompilerPackageStats(PackageParser.Package pkg) { 23035 return getOrCreateCompilerPackageStats(pkg.packageName); 23036 } 23037 23038 public CompilerStats.PackageStats getOrCreateCompilerPackageStats(String pkgName) { 23039 return mCompilerStats.getOrCreatePackageStats(pkgName); 23040 } 23041 23042 public void deleteCompilerPackageStats(String pkgName) { 23043 mCompilerStats.deletePackageStats(pkgName); 23044 } 23045 23046 @Override 23047 public int getInstallReason(String packageName, int userId) { 23048 final int callingUid = Binder.getCallingUid(); 23049 mPermissionManager.enforceCrossUserPermission(callingUid, userId, 23050 true /* requireFullPermission */, false /* checkShell */, 23051 "get install reason"); 23052 synchronized (mPackages) { 23053 final PackageSetting ps = mSettings.mPackages.get(packageName); 23054 if (filterAppAccessLPr(ps, callingUid, userId)) { 23055 return PackageManager.INSTALL_REASON_UNKNOWN; 23056 } 23057 if (ps != null) { 23058 return ps.getInstallReason(userId); 23059 } 23060 } 23061 return PackageManager.INSTALL_REASON_UNKNOWN; 23062 } 23063 23064 @Override 23065 public boolean canRequestPackageInstalls(String packageName, int userId) { 23066 return canRequestPackageInstallsInternal(packageName, 0, userId, 23067 true /* throwIfPermNotDeclared*/); 23068 } 23069 23070 private boolean canRequestPackageInstallsInternal(String packageName, int flags, int userId, 23071 boolean throwIfPermNotDeclared) { 23072 int callingUid = Binder.getCallingUid(); 23073 int uid = getPackageUid(packageName, 0, userId); 23074 if (callingUid != uid && callingUid != Process.ROOT_UID 23075 && callingUid != Process.SYSTEM_UID) { 23076 throw new SecurityException( 23077 "Caller uid " + callingUid + " does not own package " + packageName); 23078 } 23079 ApplicationInfo info = getApplicationInfo(packageName, flags, userId); 23080 if (info == null) { 23081 return false; 23082 } 23083 if (info.targetSdkVersion < Build.VERSION_CODES.O) { 23084 return false; 23085 } 23086 String appOpPermission = Manifest.permission.REQUEST_INSTALL_PACKAGES; 23087 String[] packagesDeclaringPermission = getAppOpPermissionPackages(appOpPermission); 23088 if (!ArrayUtils.contains(packagesDeclaringPermission, packageName)) { 23089 if (throwIfPermNotDeclared) { 23090 throw new SecurityException("Need to declare " + appOpPermission 23091 + " to call this api"); 23092 } else { 23093 Slog.e(TAG, "Need to declare " + appOpPermission + " to call this api"); 23094 return false; 23095 } 23096 } 23097 if (sUserManager.hasUserRestriction(UserManager.DISALLOW_INSTALL_UNKNOWN_SOURCES, userId)) { 23098 return false; 23099 } 23100 if (mExternalSourcesPolicy != null) { 23101 int isTrusted = mExternalSourcesPolicy.getPackageTrustedToInstallApps(packageName, uid); 23102 if (isTrusted != PackageManagerInternal.ExternalSourcesPolicy.USER_DEFAULT) { 23103 return isTrusted == PackageManagerInternal.ExternalSourcesPolicy.USER_TRUSTED; 23104 } 23105 } 23106 return checkUidPermission(appOpPermission, uid) == PERMISSION_GRANTED; 23107 } 23108 23109 @Override 23110 public ComponentName getInstantAppResolverSettingsComponent() { 23111 return mInstantAppResolverSettingsComponent; 23112 } 23113 23114 @Override 23115 public ComponentName getInstantAppInstallerComponent() { 23116 if (getInstantAppPackageName(Binder.getCallingUid()) != null) { 23117 return null; 23118 } 23119 return mInstantAppInstallerActivity == null 23120 ? null : mInstantAppInstallerActivity.getComponentName(); 23121 } 23122 23123 @Override 23124 public String getInstantAppAndroidId(String packageName, int userId) { 23125 mContext.enforceCallingOrSelfPermission(android.Manifest.permission.ACCESS_INSTANT_APPS, 23126 "getInstantAppAndroidId"); 23127 mPermissionManager.enforceCrossUserPermission(Binder.getCallingUid(), userId, 23128 true /* requireFullPermission */, false /* checkShell */, 23129 "getInstantAppAndroidId"); 23130 // Make sure the target is an Instant App. 23131 if (!isInstantApp(packageName, userId)) { 23132 return null; 23133 } 23134 synchronized (mPackages) { 23135 return mInstantAppRegistry.getInstantAppAndroidIdLPw(packageName, userId); 23136 } 23137 } 23138 23139 boolean canHaveOatDir(String packageName) { 23140 synchronized (mPackages) { 23141 PackageParser.Package p = mPackages.get(packageName); 23142 if (p == null) { 23143 return false; 23144 } 23145 return p.canHaveOatDir(); 23146 } 23147 } 23148 23149 private String getOatDir(PackageParser.Package pkg) { 23150 if (!pkg.canHaveOatDir()) { 23151 return null; 23152 } 23153 File codePath = new File(pkg.codePath); 23154 if (codePath.isDirectory()) { 23155 return PackageDexOptimizer.getOatDir(codePath).getAbsolutePath(); 23156 } 23157 return null; 23158 } 23159 23160 void deleteOatArtifactsOfPackage(String packageName) { 23161 final String[] instructionSets; 23162 final List<String> codePaths; 23163 final String oatDir; 23164 final PackageParser.Package pkg; 23165 synchronized (mPackages) { 23166 pkg = mPackages.get(packageName); 23167 } 23168 instructionSets = getAppDexInstructionSets(pkg.applicationInfo); 23169 codePaths = pkg.getAllCodePaths(); 23170 oatDir = getOatDir(pkg); 23171 23172 for (String codePath : codePaths) { 23173 for (String isa : instructionSets) { 23174 try { 23175 mInstaller.deleteOdex(codePath, isa, oatDir); 23176 } catch (InstallerException e) { 23177 Log.e(TAG, "Failed deleting oat files for " + codePath, e); 23178 } 23179 } 23180 } 23181 } 23182 23183 Set<String> getUnusedPackages(long downgradeTimeThresholdMillis) { 23184 Set<String> unusedPackages = new HashSet<>(); 23185 long currentTimeInMillis = System.currentTimeMillis(); 23186 synchronized (mPackages) { 23187 for (PackageParser.Package pkg : mPackages.values()) { 23188 PackageSetting ps = mSettings.mPackages.get(pkg.packageName); 23189 if (ps == null) { 23190 continue; 23191 } 23192 PackageDexUsage.PackageUseInfo packageUseInfo = 23193 getDexManager().getPackageUseInfoOrDefault(pkg.packageName); 23194 if (PackageManagerServiceUtils 23195 .isUnusedSinceTimeInMillis(ps.firstInstallTime, currentTimeInMillis, 23196 downgradeTimeThresholdMillis, packageUseInfo, 23197 pkg.getLatestPackageUseTimeInMills(), 23198 pkg.getLatestForegroundPackageUseTimeInMills())) { 23199 unusedPackages.add(pkg.packageName); 23200 } 23201 } 23202 } 23203 return unusedPackages; 23204 } 23205} 23206 23207interface PackageSender { 23208 void sendPackageBroadcast(final String action, final String pkg, 23209 final Bundle extras, final int flags, final String targetPkg, 23210 final IIntentReceiver finishedReceiver, final int[] userIds); 23211 void sendPackageAddedForNewUsers(String packageName, boolean sendBootCompleted, 23212 boolean includeStopped, int appId, int... userIds); 23213} 23214