PackageManagerService.java revision 3bc947266638b8d2c2e10a80d1e8eb9348b6dd8a
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.PARSE_IS_OEM; 85import static android.content.pm.PackageParser.PARSE_IS_PRIVILEGED; 86import static android.content.pm.PackageParser.isApkFile; 87import static android.os.Trace.TRACE_TAG_PACKAGE_MANAGER; 88import static android.os.storage.StorageManager.FLAG_STORAGE_CE; 89import static android.os.storage.StorageManager.FLAG_STORAGE_DE; 90import static android.system.OsConstants.O_CREAT; 91import static android.system.OsConstants.O_RDWR; 92 93import static com.android.internal.app.IntentForwarderActivity.FORWARD_INTENT_TO_MANAGED_PROFILE; 94import static com.android.internal.app.IntentForwarderActivity.FORWARD_INTENT_TO_PARENT; 95import static com.android.internal.content.NativeLibraryHelper.LIB64_DIR_NAME; 96import static com.android.internal.content.NativeLibraryHelper.LIB_DIR_NAME; 97import static com.android.internal.util.ArrayUtils.appendInt; 98import static com.android.server.pm.InstructionSets.getAppDexInstructionSets; 99import static com.android.server.pm.InstructionSets.getDexCodeInstructionSet; 100import static com.android.server.pm.InstructionSets.getDexCodeInstructionSets; 101import static com.android.server.pm.InstructionSets.getPreferredInstructionSet; 102import static com.android.server.pm.InstructionSets.getPrimaryInstructionSet; 103import static com.android.server.pm.PackageManagerServiceCompilerMapping.getCompilerFilterForReason; 104import static com.android.server.pm.PackageManagerServiceCompilerMapping.getDefaultCompilerFilter; 105import static com.android.server.pm.permission.PermissionsState.PERMISSION_OPERATION_FAILURE; 106import static com.android.server.pm.permission.PermissionsState.PERMISSION_OPERATION_SUCCESS; 107import static com.android.server.pm.permission.PermissionsState.PERMISSION_OPERATION_SUCCESS_GIDS_CHANGED; 108import static dalvik.system.DexFile.getNonProfileGuidedCompilerFilter; 109 110import android.Manifest; 111import android.annotation.IntDef; 112import android.annotation.NonNull; 113import android.annotation.Nullable; 114import android.app.ActivityManager; 115import android.app.AppOpsManager; 116import android.app.IActivityManager; 117import android.app.ResourcesManager; 118import android.app.admin.IDevicePolicyManager; 119import android.app.admin.SecurityLog; 120import android.app.backup.IBackupManager; 121import android.content.BroadcastReceiver; 122import android.content.ComponentName; 123import android.content.ContentResolver; 124import android.content.Context; 125import android.content.IIntentReceiver; 126import android.content.Intent; 127import android.content.IntentFilter; 128import android.content.IntentSender; 129import android.content.IntentSender.SendIntentException; 130import android.content.ServiceConnection; 131import android.content.pm.ActivityInfo; 132import android.content.pm.ApplicationInfo; 133import android.content.pm.AppsQueryHelper; 134import android.content.pm.AuxiliaryResolveInfo; 135import android.content.pm.ChangedPackages; 136import android.content.pm.ComponentInfo; 137import android.content.pm.FallbackCategoryProvider; 138import android.content.pm.FeatureInfo; 139import android.content.pm.IDexModuleRegisterCallback; 140import android.content.pm.IOnPermissionsChangeListener; 141import android.content.pm.IPackageDataObserver; 142import android.content.pm.IPackageDeleteObserver; 143import android.content.pm.IPackageDeleteObserver2; 144import android.content.pm.IPackageInstallObserver2; 145import android.content.pm.IPackageInstaller; 146import android.content.pm.IPackageManager; 147import android.content.pm.IPackageManagerNative; 148import android.content.pm.IPackageMoveObserver; 149import android.content.pm.IPackageStatsObserver; 150import android.content.pm.InstantAppInfo; 151import android.content.pm.InstantAppRequest; 152import android.content.pm.InstantAppResolveInfo; 153import android.content.pm.InstrumentationInfo; 154import android.content.pm.IntentFilterVerificationInfo; 155import android.content.pm.KeySet; 156import android.content.pm.PackageCleanItem; 157import android.content.pm.PackageInfo; 158import android.content.pm.PackageInfoLite; 159import android.content.pm.PackageInstaller; 160import android.content.pm.PackageManager; 161import android.content.pm.PackageManagerInternal; 162import android.content.pm.PackageManager.LegacyPackageDeleteObserver; 163import android.content.pm.PackageParser; 164import android.content.pm.PackageParser.ActivityIntentInfo; 165import android.content.pm.PackageParser.Package; 166import android.content.pm.PackageParser.PackageLite; 167import android.content.pm.PackageParser.PackageParserException; 168import android.content.pm.PackageStats; 169import android.content.pm.PackageUserState; 170import android.content.pm.ParceledListSlice; 171import android.content.pm.PermissionGroupInfo; 172import android.content.pm.PermissionInfo; 173import android.content.pm.ProviderInfo; 174import android.content.pm.ResolveInfo; 175import android.content.pm.ServiceInfo; 176import android.content.pm.SharedLibraryInfo; 177import android.content.pm.Signature; 178import android.content.pm.UserInfo; 179import android.content.pm.VerifierDeviceIdentity; 180import android.content.pm.VerifierInfo; 181import android.content.pm.VersionedPackage; 182import android.content.res.Resources; 183import android.database.ContentObserver; 184import android.graphics.Bitmap; 185import android.hardware.display.DisplayManager; 186import android.net.Uri; 187import android.os.Binder; 188import android.os.Build; 189import android.os.Bundle; 190import android.os.Debug; 191import android.os.Environment; 192import android.os.Environment.UserEnvironment; 193import android.os.FileUtils; 194import android.os.Handler; 195import android.os.IBinder; 196import android.os.Looper; 197import android.os.Message; 198import android.os.Parcel; 199import android.os.ParcelFileDescriptor; 200import android.os.PatternMatcher; 201import android.os.Process; 202import android.os.RemoteCallbackList; 203import android.os.RemoteException; 204import android.os.ResultReceiver; 205import android.os.SELinux; 206import android.os.ServiceManager; 207import android.os.ShellCallback; 208import android.os.SystemClock; 209import android.os.SystemProperties; 210import android.os.Trace; 211import android.os.UserHandle; 212import android.os.UserManager; 213import android.os.UserManagerInternal; 214import android.os.storage.IStorageManager; 215import android.os.storage.StorageEventListener; 216import android.os.storage.StorageManager; 217import android.os.storage.StorageManagerInternal; 218import android.os.storage.VolumeInfo; 219import android.os.storage.VolumeRecord; 220import android.provider.Settings.Global; 221import android.provider.Settings.Secure; 222import android.security.KeyStore; 223import android.security.SystemKeyStore; 224import android.service.pm.PackageServiceDumpProto; 225import android.system.ErrnoException; 226import android.system.Os; 227import android.text.TextUtils; 228import android.text.format.DateUtils; 229import android.util.ArrayMap; 230import android.util.ArraySet; 231import android.util.Base64; 232import android.util.DisplayMetrics; 233import android.util.EventLog; 234import android.util.ExceptionUtils; 235import android.util.Log; 236import android.util.LogPrinter; 237import android.util.MathUtils; 238import android.util.PackageUtils; 239import android.util.Pair; 240import android.util.PrintStreamPrinter; 241import android.util.Slog; 242import android.util.SparseArray; 243import android.util.SparseBooleanArray; 244import android.util.SparseIntArray; 245import android.util.TimingsTraceLog; 246import android.util.Xml; 247import android.util.jar.StrictJarFile; 248import android.util.proto.ProtoOutputStream; 249import android.view.Display; 250 251import com.android.internal.R; 252import com.android.internal.annotations.GuardedBy; 253import com.android.internal.app.IMediaContainerService; 254import com.android.internal.app.ResolverActivity; 255import com.android.internal.content.NativeLibraryHelper; 256import com.android.internal.content.PackageHelper; 257import com.android.internal.logging.MetricsLogger; 258import com.android.internal.logging.nano.MetricsProto.MetricsEvent; 259import com.android.internal.os.IParcelFileDescriptorFactory; 260import com.android.internal.os.RoSystemProperties; 261import com.android.internal.os.SomeArgs; 262import com.android.internal.os.Zygote; 263import com.android.internal.telephony.CarrierAppUtils; 264import com.android.internal.util.ArrayUtils; 265import com.android.internal.util.ConcurrentUtils; 266import com.android.internal.util.DumpUtils; 267import com.android.internal.util.FastPrintWriter; 268import com.android.internal.util.FastXmlSerializer; 269import com.android.internal.util.IndentingPrintWriter; 270import com.android.internal.util.Preconditions; 271import com.android.internal.util.XmlUtils; 272import com.android.server.AttributeCache; 273import com.android.server.DeviceIdleController; 274import com.android.server.EventLogTags; 275import com.android.server.FgThread; 276import com.android.server.IntentResolver; 277import com.android.server.LocalServices; 278import com.android.server.LockGuard; 279import com.android.server.ServiceThread; 280import com.android.server.SystemConfig; 281import com.android.server.SystemServerInitThreadPool; 282import com.android.server.Watchdog; 283import com.android.server.net.NetworkPolicyManagerInternal; 284import com.android.server.pm.Installer.InstallerException; 285import com.android.server.pm.Settings.DatabaseVersion; 286import com.android.server.pm.Settings.VersionInfo; 287import com.android.server.pm.dex.DexManager; 288import com.android.server.pm.dex.DexoptOptions; 289import com.android.server.pm.dex.PackageDexUsage; 290import com.android.server.pm.permission.BasePermission; 291import com.android.server.pm.permission.DefaultPermissionGrantPolicy; 292import com.android.server.pm.permission.PermissionManagerService; 293import com.android.server.pm.permission.PermissionManagerInternal; 294import com.android.server.pm.permission.DefaultPermissionGrantPolicy.DefaultPermissionGrantedCallback; 295import com.android.server.pm.permission.PermissionManagerInternal.PermissionCallback; 296import com.android.server.pm.permission.PermissionsState; 297import com.android.server.pm.permission.PermissionsState.PermissionState; 298import com.android.server.storage.DeviceStorageMonitorInternal; 299 300import dalvik.system.CloseGuard; 301import dalvik.system.DexFile; 302import dalvik.system.VMRuntime; 303 304import libcore.io.IoUtils; 305import libcore.io.Streams; 306import libcore.util.EmptyArray; 307 308import org.xmlpull.v1.XmlPullParser; 309import org.xmlpull.v1.XmlPullParserException; 310import org.xmlpull.v1.XmlSerializer; 311 312import java.io.BufferedOutputStream; 313import java.io.BufferedReader; 314import java.io.ByteArrayInputStream; 315import java.io.ByteArrayOutputStream; 316import java.io.File; 317import java.io.FileDescriptor; 318import java.io.FileInputStream; 319import java.io.FileOutputStream; 320import java.io.FileReader; 321import java.io.FilenameFilter; 322import java.io.IOException; 323import java.io.InputStream; 324import java.io.OutputStream; 325import java.io.PrintWriter; 326import java.lang.annotation.Retention; 327import java.lang.annotation.RetentionPolicy; 328import java.nio.charset.StandardCharsets; 329import java.security.DigestInputStream; 330import java.security.MessageDigest; 331import java.security.NoSuchAlgorithmException; 332import java.security.PublicKey; 333import java.security.SecureRandom; 334import java.security.cert.Certificate; 335import java.security.cert.CertificateEncodingException; 336import java.security.cert.CertificateException; 337import java.text.SimpleDateFormat; 338import java.util.ArrayList; 339import java.util.Arrays; 340import java.util.Collection; 341import java.util.Collections; 342import java.util.Comparator; 343import java.util.Date; 344import java.util.HashMap; 345import java.util.HashSet; 346import java.util.Iterator; 347import java.util.LinkedHashSet; 348import java.util.List; 349import java.util.Map; 350import java.util.Objects; 351import java.util.Set; 352import java.util.concurrent.CountDownLatch; 353import java.util.concurrent.Future; 354import java.util.concurrent.TimeUnit; 355import java.util.concurrent.atomic.AtomicBoolean; 356import java.util.concurrent.atomic.AtomicInteger; 357import java.util.zip.GZIPInputStream; 358 359/** 360 * Keep track of all those APKs everywhere. 361 * <p> 362 * Internally there are two important locks: 363 * <ul> 364 * <li>{@link #mPackages} is used to guard all in-memory parsed package details 365 * and other related state. It is a fine-grained lock that should only be held 366 * momentarily, as it's one of the most contended locks in the system. 367 * <li>{@link #mInstallLock} is used to guard all {@code installd} access, whose 368 * operations typically involve heavy lifting of application data on disk. Since 369 * {@code installd} is single-threaded, and it's operations can often be slow, 370 * this lock should never be acquired while already holding {@link #mPackages}. 371 * Conversely, it's safe to acquire {@link #mPackages} momentarily while already 372 * holding {@link #mInstallLock}. 373 * </ul> 374 * Many internal methods rely on the caller to hold the appropriate locks, and 375 * this contract is expressed through method name suffixes: 376 * <ul> 377 * <li>fooLI(): the caller must hold {@link #mInstallLock} 378 * <li>fooLIF(): the caller must hold {@link #mInstallLock} and the package 379 * being modified must be frozen 380 * <li>fooLPr(): the caller must hold {@link #mPackages} for reading 381 * <li>fooLPw(): the caller must hold {@link #mPackages} for writing 382 * </ul> 383 * <p> 384 * Because this class is very central to the platform's security; please run all 385 * CTS and unit tests whenever making modifications: 386 * 387 * <pre> 388 * $ runtest -c android.content.pm.PackageManagerTests frameworks-core 389 * $ cts-tradefed run commandAndExit cts -m CtsAppSecurityHostTestCases 390 * </pre> 391 */ 392public class PackageManagerService extends IPackageManager.Stub 393 implements PackageSender { 394 static final String TAG = "PackageManager"; 395 public static final boolean DEBUG_SETTINGS = false; 396 static final boolean DEBUG_PREFERRED = false; 397 static final boolean DEBUG_UPGRADE = false; 398 static final boolean DEBUG_DOMAIN_VERIFICATION = false; 399 private static final boolean DEBUG_BACKUP = false; 400 private static final boolean DEBUG_INSTALL = false; 401 public static final boolean DEBUG_REMOVE = false; 402 private static final boolean DEBUG_BROADCASTS = false; 403 private static final boolean DEBUG_SHOW_INFO = false; 404 private static final boolean DEBUG_PACKAGE_INFO = false; 405 private static final boolean DEBUG_INTENT_MATCHING = false; 406 public static final boolean DEBUG_PACKAGE_SCANNING = false; 407 private static final boolean DEBUG_VERIFY = false; 408 private static final boolean DEBUG_FILTERS = false; 409 public static final boolean DEBUG_PERMISSIONS = false; 410 private static final boolean DEBUG_SHARED_LIBRARIES = false; 411 private static final boolean DEBUG_COMPRESSION = Build.IS_DEBUGGABLE; 412 413 // Debug output for dexopting. This is shared between PackageManagerService, OtaDexoptService 414 // and PackageDexOptimizer. All these classes have their own flag to allow switching a single 415 // user, but by default initialize to this. 416 public static final boolean DEBUG_DEXOPT = false; 417 418 private static final boolean DEBUG_ABI_SELECTION = false; 419 private static final boolean DEBUG_EPHEMERAL = Build.IS_DEBUGGABLE; 420 private static final boolean DEBUG_TRIAGED_MISSING = false; 421 private static final boolean DEBUG_APP_DATA = false; 422 423 /** REMOVE. According to Svet, this was only used to reset permissions during development. */ 424 static final boolean CLEAR_RUNTIME_PERMISSIONS_ON_UPGRADE = false; 425 426 private static final boolean HIDE_EPHEMERAL_APIS = false; 427 428 private static final boolean ENABLE_FREE_CACHE_V2 = 429 SystemProperties.getBoolean("fw.free_cache_v2", true); 430 431 private static final int RADIO_UID = Process.PHONE_UID; 432 private static final int LOG_UID = Process.LOG_UID; 433 private static final int NFC_UID = Process.NFC_UID; 434 private static final int BLUETOOTH_UID = Process.BLUETOOTH_UID; 435 private static final int SHELL_UID = Process.SHELL_UID; 436 437 // Suffix used during package installation when copying/moving 438 // package apks to install directory. 439 private static final String INSTALL_PACKAGE_SUFFIX = "-"; 440 441 static final int SCAN_NO_DEX = 1<<1; 442 static final int SCAN_FORCE_DEX = 1<<2; 443 static final int SCAN_UPDATE_SIGNATURE = 1<<3; 444 static final int SCAN_NEW_INSTALL = 1<<4; 445 static final int SCAN_UPDATE_TIME = 1<<5; 446 static final int SCAN_BOOTING = 1<<6; 447 static final int SCAN_TRUSTED_OVERLAY = 1<<7; 448 static final int SCAN_DELETE_DATA_ON_FAILURES = 1<<8; 449 static final int SCAN_REPLACING = 1<<9; 450 static final int SCAN_REQUIRE_KNOWN = 1<<10; 451 static final int SCAN_MOVE = 1<<11; 452 static final int SCAN_INITIAL = 1<<12; 453 static final int SCAN_CHECK_ONLY = 1<<13; 454 static final int SCAN_DONT_KILL_APP = 1<<14; 455 static final int SCAN_IGNORE_FROZEN = 1<<15; 456 static final int SCAN_FIRST_BOOT_OR_UPGRADE = 1<<16; 457 static final int SCAN_AS_INSTANT_APP = 1<<17; 458 static final int SCAN_AS_FULL_APP = 1<<18; 459 static final int SCAN_AS_VIRTUAL_PRELOAD = 1<<19; 460 /** Should not be with the scan flags */ 461 static final int FLAGS_REMOVE_CHATTY = 1<<31; 462 463 private static final String STATIC_SHARED_LIB_DELIMITER = "_"; 464 /** Extension of the compressed packages */ 465 private final static String COMPRESSED_EXTENSION = ".gz"; 466 /** Suffix of stub packages on the system partition */ 467 private final static String STUB_SUFFIX = "-Stub"; 468 469 private static final int[] EMPTY_INT_ARRAY = new int[0]; 470 471 private static final int TYPE_UNKNOWN = 0; 472 private static final int TYPE_ACTIVITY = 1; 473 private static final int TYPE_RECEIVER = 2; 474 private static final int TYPE_SERVICE = 3; 475 private static final int TYPE_PROVIDER = 4; 476 @IntDef(prefix = { "TYPE_" }, value = { 477 TYPE_UNKNOWN, 478 TYPE_ACTIVITY, 479 TYPE_RECEIVER, 480 TYPE_SERVICE, 481 TYPE_PROVIDER, 482 }) 483 @Retention(RetentionPolicy.SOURCE) 484 public @interface ComponentType {} 485 486 /** 487 * Timeout (in milliseconds) after which the watchdog should declare that 488 * our handler thread is wedged. The usual default for such things is one 489 * minute but we sometimes do very lengthy I/O operations on this thread, 490 * such as installing multi-gigabyte applications, so ours needs to be longer. 491 */ 492 static final long WATCHDOG_TIMEOUT = 1000*60*10; // ten minutes 493 494 /** 495 * Wall-clock timeout (in milliseconds) after which we *require* that an fstrim 496 * be run on this device. We use the value in the Settings.Global.MANDATORY_FSTRIM_INTERVAL 497 * settings entry if available, otherwise we use the hardcoded default. If it's been 498 * more than this long since the last fstrim, we force one during the boot sequence. 499 * 500 * This backstops other fstrim scheduling: if the device is alive at midnight+idle, 501 * one gets run at the next available charging+idle time. This final mandatory 502 * no-fstrim check kicks in only of the other scheduling criteria is never met. 503 */ 504 private static final long DEFAULT_MANDATORY_FSTRIM_INTERVAL = 3 * DateUtils.DAY_IN_MILLIS; 505 506 /** 507 * Whether verification is enabled by default. 508 */ 509 private static final boolean DEFAULT_VERIFY_ENABLE = true; 510 511 /** 512 * The default maximum time to wait for the verification agent to return in 513 * milliseconds. 514 */ 515 private static final long DEFAULT_VERIFICATION_TIMEOUT = 10 * 1000; 516 517 /** 518 * The default response for package verification timeout. 519 * 520 * This can be either PackageManager.VERIFICATION_ALLOW or 521 * PackageManager.VERIFICATION_REJECT. 522 */ 523 private static final int DEFAULT_VERIFICATION_RESPONSE = PackageManager.VERIFICATION_ALLOW; 524 525 static final String PLATFORM_PACKAGE_NAME = "android"; 526 527 static final String DEFAULT_CONTAINER_PACKAGE = "com.android.defcontainer"; 528 529 static final ComponentName DEFAULT_CONTAINER_COMPONENT = new ComponentName( 530 DEFAULT_CONTAINER_PACKAGE, 531 "com.android.defcontainer.DefaultContainerService"); 532 533 private static final String KILL_APP_REASON_GIDS_CHANGED = 534 "permission grant or revoke changed gids"; 535 536 private static final String KILL_APP_REASON_PERMISSIONS_REVOKED = 537 "permissions revoked"; 538 539 private static final String PACKAGE_MIME_TYPE = "application/vnd.android.package-archive"; 540 541 private static final String PACKAGE_SCHEME = "package"; 542 543 private static final String VENDOR_OVERLAY_DIR = "/vendor/overlay"; 544 545 /** Permission grant: not grant the permission. */ 546 private static final int GRANT_DENIED = 1; 547 548 /** Permission grant: grant the permission as an install permission. */ 549 private static final int GRANT_INSTALL = 2; 550 551 /** Permission grant: grant the permission as a runtime one. */ 552 private static final int GRANT_RUNTIME = 3; 553 554 /** Permission grant: grant as runtime a permission that was granted as an install time one. */ 555 private static final int GRANT_UPGRADE = 4; 556 557 /** Canonical intent used to identify what counts as a "web browser" app */ 558 private static final Intent sBrowserIntent; 559 static { 560 sBrowserIntent = new Intent(); 561 sBrowserIntent.setAction(Intent.ACTION_VIEW); 562 sBrowserIntent.addCategory(Intent.CATEGORY_BROWSABLE); 563 sBrowserIntent.setData(Uri.parse("http:")); 564 } 565 566 /** 567 * The set of all protected actions [i.e. those actions for which a high priority 568 * intent filter is disallowed]. 569 */ 570 private static final Set<String> PROTECTED_ACTIONS = new ArraySet<>(); 571 static { 572 PROTECTED_ACTIONS.add(Intent.ACTION_SEND); 573 PROTECTED_ACTIONS.add(Intent.ACTION_SENDTO); 574 PROTECTED_ACTIONS.add(Intent.ACTION_SEND_MULTIPLE); 575 PROTECTED_ACTIONS.add(Intent.ACTION_VIEW); 576 } 577 578 // Compilation reasons. 579 public static final int REASON_FIRST_BOOT = 0; 580 public static final int REASON_BOOT = 1; 581 public static final int REASON_INSTALL = 2; 582 public static final int REASON_BACKGROUND_DEXOPT = 3; 583 public static final int REASON_AB_OTA = 4; 584 public static final int REASON_INACTIVE_PACKAGE_DOWNGRADE = 5; 585 public static final int REASON_SHARED = 6; 586 587 public static final int REASON_LAST = REASON_SHARED; 588 589 /** All dangerous permission names in the same order as the events in MetricsEvent */ 590 private static final List<String> ALL_DANGEROUS_PERMISSIONS = Arrays.asList( 591 Manifest.permission.READ_CALENDAR, 592 Manifest.permission.WRITE_CALENDAR, 593 Manifest.permission.CAMERA, 594 Manifest.permission.READ_CONTACTS, 595 Manifest.permission.WRITE_CONTACTS, 596 Manifest.permission.GET_ACCOUNTS, 597 Manifest.permission.ACCESS_FINE_LOCATION, 598 Manifest.permission.ACCESS_COARSE_LOCATION, 599 Manifest.permission.RECORD_AUDIO, 600 Manifest.permission.READ_PHONE_STATE, 601 Manifest.permission.CALL_PHONE, 602 Manifest.permission.READ_CALL_LOG, 603 Manifest.permission.WRITE_CALL_LOG, 604 Manifest.permission.ADD_VOICEMAIL, 605 Manifest.permission.USE_SIP, 606 Manifest.permission.PROCESS_OUTGOING_CALLS, 607 Manifest.permission.READ_CELL_BROADCASTS, 608 Manifest.permission.BODY_SENSORS, 609 Manifest.permission.SEND_SMS, 610 Manifest.permission.RECEIVE_SMS, 611 Manifest.permission.READ_SMS, 612 Manifest.permission.RECEIVE_WAP_PUSH, 613 Manifest.permission.RECEIVE_MMS, 614 Manifest.permission.READ_EXTERNAL_STORAGE, 615 Manifest.permission.WRITE_EXTERNAL_STORAGE, 616 Manifest.permission.READ_PHONE_NUMBERS, 617 Manifest.permission.ANSWER_PHONE_CALLS); 618 619 620 /** 621 * Version number for the package parser cache. Increment this whenever the format or 622 * extent of cached data changes. See {@code PackageParser#setCacheDir}. 623 */ 624 private static final String PACKAGE_PARSER_CACHE_VERSION = "1"; 625 626 /** 627 * Whether the package parser cache is enabled. 628 */ 629 private static final boolean DEFAULT_PACKAGE_PARSER_CACHE_ENABLED = true; 630 631 final ServiceThread mHandlerThread; 632 633 final PackageHandler mHandler; 634 635 private final ProcessLoggingHandler mProcessLoggingHandler; 636 637 /** 638 * Messages for {@link #mHandler} that need to wait for system ready before 639 * being dispatched. 640 */ 641 private ArrayList<Message> mPostSystemReadyMessages; 642 643 final int mSdkVersion = Build.VERSION.SDK_INT; 644 645 final Context mContext; 646 final boolean mFactoryTest; 647 final boolean mOnlyCore; 648 final DisplayMetrics mMetrics; 649 final int mDefParseFlags; 650 final String[] mSeparateProcesses; 651 final boolean mIsUpgrade; 652 final boolean mIsPreNUpgrade; 653 final boolean mIsPreNMR1Upgrade; 654 655 // Have we told the Activity Manager to whitelist the default container service by uid yet? 656 @GuardedBy("mPackages") 657 boolean mDefaultContainerWhitelisted = false; 658 659 @GuardedBy("mPackages") 660 private boolean mDexOptDialogShown; 661 662 // Used for privilege escalation. MUST NOT BE CALLED WITH mPackages 663 // LOCK HELD. Can be called with mInstallLock held. 664 @GuardedBy("mInstallLock") 665 final Installer mInstaller; 666 667 /** Directory where installed third-party apps stored */ 668 final File mAppInstallDir; 669 670 /** 671 * Directory to which applications installed internally have their 672 * 32 bit native libraries copied. 673 */ 674 private File mAppLib32InstallDir; 675 676 // Directory containing the private parts (e.g. code and non-resource assets) of forward-locked 677 // apps. 678 final File mDrmAppPrivateInstallDir; 679 680 // ---------------------------------------------------------------- 681 682 // Lock for state used when installing and doing other long running 683 // operations. Methods that must be called with this lock held have 684 // the suffix "LI". 685 final Object mInstallLock = new Object(); 686 687 // ---------------------------------------------------------------- 688 689 // Keys are String (package name), values are Package. This also serves 690 // as the lock for the global state. Methods that must be called with 691 // this lock held have the prefix "LP". 692 @GuardedBy("mPackages") 693 final ArrayMap<String, PackageParser.Package> mPackages = 694 new ArrayMap<String, PackageParser.Package>(); 695 696 final ArrayMap<String, Set<String>> mKnownCodebase = 697 new ArrayMap<String, Set<String>>(); 698 699 // Keys are isolated uids and values are the uid of the application 700 // that created the isolated proccess. 701 @GuardedBy("mPackages") 702 final SparseIntArray mIsolatedOwners = new SparseIntArray(); 703 704 /** 705 * Tracks new system packages [received in an OTA] that we expect to 706 * find updated user-installed versions. Keys are package name, values 707 * are package location. 708 */ 709 final private ArrayMap<String, File> mExpectingBetter = new ArrayMap<>(); 710 /** 711 * Tracks high priority intent filters for protected actions. During boot, certain 712 * filter actions are protected and should never be allowed to have a high priority 713 * intent filter for them. However, there is one, and only one exception -- the 714 * setup wizard. It must be able to define a high priority intent filter for these 715 * actions to ensure there are no escapes from the wizard. We need to delay processing 716 * of these during boot as we need to look at all of the system packages in order 717 * to know which component is the setup wizard. 718 */ 719 private final List<PackageParser.ActivityIntentInfo> mProtectedFilters = new ArrayList<>(); 720 /** 721 * Whether or not processing protected filters should be deferred. 722 */ 723 private boolean mDeferProtectedFilters = true; 724 725 /** 726 * Tracks existing system packages prior to receiving an OTA. Keys are package name. 727 */ 728 final private ArraySet<String> mExistingSystemPackages = new ArraySet<>(); 729 /** 730 * Whether or not system app permissions should be promoted from install to runtime. 731 */ 732 boolean mPromoteSystemApps; 733 734 @GuardedBy("mPackages") 735 final Settings mSettings; 736 737 /** 738 * Set of package names that are currently "frozen", which means active 739 * surgery is being done on the code/data for that package. The platform 740 * will refuse to launch frozen packages to avoid race conditions. 741 * 742 * @see PackageFreezer 743 */ 744 @GuardedBy("mPackages") 745 final ArraySet<String> mFrozenPackages = new ArraySet<>(); 746 747 final ProtectedPackages mProtectedPackages; 748 749 @GuardedBy("mLoadedVolumes") 750 final ArraySet<String> mLoadedVolumes = new ArraySet<>(); 751 752 boolean mFirstBoot; 753 754 PackageManagerInternal.ExternalSourcesPolicy mExternalSourcesPolicy; 755 756 @GuardedBy("mAvailableFeatures") 757 final ArrayMap<String, FeatureInfo> mAvailableFeatures; 758 759 // If mac_permissions.xml was found for seinfo labeling. 760 boolean mFoundPolicyFile; 761 762 private final InstantAppRegistry mInstantAppRegistry; 763 764 @GuardedBy("mPackages") 765 int mChangedPackagesSequenceNumber; 766 /** 767 * List of changed [installed, removed or updated] packages. 768 * mapping from user id -> sequence number -> package name 769 */ 770 @GuardedBy("mPackages") 771 final SparseArray<SparseArray<String>> mChangedPackages = new SparseArray<>(); 772 /** 773 * The sequence number of the last change to a package. 774 * mapping from user id -> package name -> sequence number 775 */ 776 @GuardedBy("mPackages") 777 final SparseArray<Map<String, Integer>> mChangedPackagesSequenceNumbers = new SparseArray<>(); 778 779 class PackageParserCallback implements PackageParser.Callback { 780 @Override public final boolean hasFeature(String feature) { 781 return PackageManagerService.this.hasSystemFeature(feature, 0); 782 } 783 784 final List<PackageParser.Package> getStaticOverlayPackagesLocked( 785 Collection<PackageParser.Package> allPackages, String targetPackageName) { 786 List<PackageParser.Package> overlayPackages = null; 787 for (PackageParser.Package p : allPackages) { 788 if (targetPackageName.equals(p.mOverlayTarget) && p.mIsStaticOverlay) { 789 if (overlayPackages == null) { 790 overlayPackages = new ArrayList<PackageParser.Package>(); 791 } 792 overlayPackages.add(p); 793 } 794 } 795 if (overlayPackages != null) { 796 Comparator<PackageParser.Package> cmp = new Comparator<PackageParser.Package>() { 797 public int compare(PackageParser.Package p1, PackageParser.Package p2) { 798 return p1.mOverlayPriority - p2.mOverlayPriority; 799 } 800 }; 801 Collections.sort(overlayPackages, cmp); 802 } 803 return overlayPackages; 804 } 805 806 final String[] getStaticOverlayPathsLocked(Collection<PackageParser.Package> allPackages, 807 String targetPackageName, String targetPath) { 808 if ("android".equals(targetPackageName)) { 809 // Static RROs targeting to "android", ie framework-res.apk, are already applied by 810 // native AssetManager. 811 return null; 812 } 813 List<PackageParser.Package> overlayPackages = 814 getStaticOverlayPackagesLocked(allPackages, targetPackageName); 815 if (overlayPackages == null || overlayPackages.isEmpty()) { 816 return null; 817 } 818 List<String> overlayPathList = null; 819 for (PackageParser.Package overlayPackage : overlayPackages) { 820 if (targetPath == null) { 821 if (overlayPathList == null) { 822 overlayPathList = new ArrayList<String>(); 823 } 824 overlayPathList.add(overlayPackage.baseCodePath); 825 continue; 826 } 827 828 try { 829 // Creates idmaps for system to parse correctly the Android manifest of the 830 // target package. 831 // 832 // OverlayManagerService will update each of them with a correct gid from its 833 // target package app id. 834 mInstaller.idmap(targetPath, overlayPackage.baseCodePath, 835 UserHandle.getSharedAppGid( 836 UserHandle.getUserGid(UserHandle.USER_SYSTEM))); 837 if (overlayPathList == null) { 838 overlayPathList = new ArrayList<String>(); 839 } 840 overlayPathList.add(overlayPackage.baseCodePath); 841 } catch (InstallerException e) { 842 Slog.e(TAG, "Failed to generate idmap for " + targetPath + " and " + 843 overlayPackage.baseCodePath); 844 } 845 } 846 return overlayPathList == null ? null : overlayPathList.toArray(new String[0]); 847 } 848 849 String[] getStaticOverlayPaths(String targetPackageName, String targetPath) { 850 synchronized (mPackages) { 851 return getStaticOverlayPathsLocked( 852 mPackages.values(), targetPackageName, targetPath); 853 } 854 } 855 856 @Override public final String[] getOverlayApks(String targetPackageName) { 857 return getStaticOverlayPaths(targetPackageName, null); 858 } 859 860 @Override public final String[] getOverlayPaths(String targetPackageName, 861 String targetPath) { 862 return getStaticOverlayPaths(targetPackageName, targetPath); 863 } 864 } 865 866 class ParallelPackageParserCallback extends PackageParserCallback { 867 List<PackageParser.Package> mOverlayPackages = null; 868 869 void findStaticOverlayPackages() { 870 synchronized (mPackages) { 871 for (PackageParser.Package p : mPackages.values()) { 872 if (p.mIsStaticOverlay) { 873 if (mOverlayPackages == null) { 874 mOverlayPackages = new ArrayList<PackageParser.Package>(); 875 } 876 mOverlayPackages.add(p); 877 } 878 } 879 } 880 } 881 882 @Override 883 synchronized String[] getStaticOverlayPaths(String targetPackageName, String targetPath) { 884 // We can trust mOverlayPackages without holding mPackages because package uninstall 885 // can't happen while running parallel parsing. 886 // Moreover holding mPackages on each parsing thread causes dead-lock. 887 return mOverlayPackages == null ? null : 888 getStaticOverlayPathsLocked(mOverlayPackages, targetPackageName, targetPath); 889 } 890 } 891 892 final PackageParser.Callback mPackageParserCallback = new PackageParserCallback(); 893 final ParallelPackageParserCallback mParallelPackageParserCallback = 894 new ParallelPackageParserCallback(); 895 896 public static final class SharedLibraryEntry { 897 public final @Nullable String path; 898 public final @Nullable String apk; 899 public final @NonNull SharedLibraryInfo info; 900 901 SharedLibraryEntry(String _path, String _apk, String name, int version, int type, 902 String declaringPackageName, int declaringPackageVersionCode) { 903 path = _path; 904 apk = _apk; 905 info = new SharedLibraryInfo(name, version, type, new VersionedPackage( 906 declaringPackageName, declaringPackageVersionCode), null); 907 } 908 } 909 910 // Currently known shared libraries. 911 final ArrayMap<String, SparseArray<SharedLibraryEntry>> mSharedLibraries = new ArrayMap<>(); 912 final ArrayMap<String, SparseArray<SharedLibraryEntry>> mStaticLibsByDeclaringPackage = 913 new ArrayMap<>(); 914 915 // All available activities, for your resolving pleasure. 916 final ActivityIntentResolver mActivities = 917 new ActivityIntentResolver(); 918 919 // All available receivers, for your resolving pleasure. 920 final ActivityIntentResolver mReceivers = 921 new ActivityIntentResolver(); 922 923 // All available services, for your resolving pleasure. 924 final ServiceIntentResolver mServices = new ServiceIntentResolver(); 925 926 // All available providers, for your resolving pleasure. 927 final ProviderIntentResolver mProviders = new ProviderIntentResolver(); 928 929 // Mapping from provider base names (first directory in content URI codePath) 930 // to the provider information. 931 final ArrayMap<String, PackageParser.Provider> mProvidersByAuthority = 932 new ArrayMap<String, PackageParser.Provider>(); 933 934 // Mapping from instrumentation class names to info about them. 935 final ArrayMap<ComponentName, PackageParser.Instrumentation> mInstrumentation = 936 new ArrayMap<ComponentName, PackageParser.Instrumentation>(); 937 938 // Packages whose data we have transfered into another package, thus 939 // should no longer exist. 940 final ArraySet<String> mTransferedPackages = new ArraySet<String>(); 941 942 // Broadcast actions that are only available to the system. 943 @GuardedBy("mProtectedBroadcasts") 944 final ArraySet<String> mProtectedBroadcasts = new ArraySet<>(); 945 946 /** List of packages waiting for verification. */ 947 final SparseArray<PackageVerificationState> mPendingVerification 948 = new SparseArray<PackageVerificationState>(); 949 950 final PackageInstallerService mInstallerService; 951 952 private final PackageDexOptimizer mPackageDexOptimizer; 953 // DexManager handles the usage of dex files (e.g. secondary files, whether or not a package 954 // is used by other apps). 955 private final DexManager mDexManager; 956 957 private AtomicInteger mNextMoveId = new AtomicInteger(); 958 private final MoveCallbacks mMoveCallbacks; 959 960 private final OnPermissionChangeListeners mOnPermissionChangeListeners; 961 962 // Cache of users who need badging. 963 SparseBooleanArray mUserNeedsBadging = new SparseBooleanArray(); 964 965 /** Token for keys in mPendingVerification. */ 966 private int mPendingVerificationToken = 0; 967 968 volatile boolean mSystemReady; 969 volatile boolean mSafeMode; 970 volatile boolean mHasSystemUidErrors; 971 private volatile boolean mEphemeralAppsDisabled; 972 973 ApplicationInfo mAndroidApplication; 974 final ActivityInfo mResolveActivity = new ActivityInfo(); 975 final ResolveInfo mResolveInfo = new ResolveInfo(); 976 ComponentName mResolveComponentName; 977 PackageParser.Package mPlatformPackage; 978 ComponentName mCustomResolverComponentName; 979 980 boolean mResolverReplaced = false; 981 982 private final @Nullable ComponentName mIntentFilterVerifierComponent; 983 private final @Nullable IntentFilterVerifier<ActivityIntentInfo> mIntentFilterVerifier; 984 985 private int mIntentFilterVerificationToken = 0; 986 987 /** The service connection to the ephemeral resolver */ 988 final EphemeralResolverConnection mInstantAppResolverConnection; 989 /** Component used to show resolver settings for Instant Apps */ 990 final ComponentName mInstantAppResolverSettingsComponent; 991 992 /** Activity used to install instant applications */ 993 ActivityInfo mInstantAppInstallerActivity; 994 final ResolveInfo mInstantAppInstallerInfo = new ResolveInfo(); 995 996 final SparseArray<IntentFilterVerificationState> mIntentFilterVerificationStates 997 = new SparseArray<IntentFilterVerificationState>(); 998 999 // TODO remove this and go through mPermissonManager directly 1000 final DefaultPermissionGrantPolicy mDefaultPermissionPolicy; 1001 private final PermissionManagerInternal mPermissionManager; 1002 1003 // List of packages names to keep cached, even if they are uninstalled for all users 1004 private List<String> mKeepUninstalledPackages; 1005 1006 private UserManagerInternal mUserManagerInternal; 1007 1008 private DeviceIdleController.LocalService mDeviceIdleController; 1009 1010 private File mCacheDir; 1011 1012 private ArraySet<String> mPrivappPermissionsViolations; 1013 1014 private Future<?> mPrepareAppDataFuture; 1015 1016 private static class IFVerificationParams { 1017 PackageParser.Package pkg; 1018 boolean replacing; 1019 int userId; 1020 int verifierUid; 1021 1022 public IFVerificationParams(PackageParser.Package _pkg, boolean _replacing, 1023 int _userId, int _verifierUid) { 1024 pkg = _pkg; 1025 replacing = _replacing; 1026 userId = _userId; 1027 replacing = _replacing; 1028 verifierUid = _verifierUid; 1029 } 1030 } 1031 1032 private interface IntentFilterVerifier<T extends IntentFilter> { 1033 boolean addOneIntentFilterVerification(int verifierId, int userId, int verificationId, 1034 T filter, String packageName); 1035 void startVerifications(int userId); 1036 void receiveVerificationResponse(int verificationId); 1037 } 1038 1039 private class IntentVerifierProxy implements IntentFilterVerifier<ActivityIntentInfo> { 1040 private Context mContext; 1041 private ComponentName mIntentFilterVerifierComponent; 1042 private ArrayList<Integer> mCurrentIntentFilterVerifications = new ArrayList<Integer>(); 1043 1044 public IntentVerifierProxy(Context context, ComponentName verifierComponent) { 1045 mContext = context; 1046 mIntentFilterVerifierComponent = verifierComponent; 1047 } 1048 1049 private String getDefaultScheme() { 1050 return IntentFilter.SCHEME_HTTPS; 1051 } 1052 1053 @Override 1054 public void startVerifications(int userId) { 1055 // Launch verifications requests 1056 int count = mCurrentIntentFilterVerifications.size(); 1057 for (int n=0; n<count; n++) { 1058 int verificationId = mCurrentIntentFilterVerifications.get(n); 1059 final IntentFilterVerificationState ivs = 1060 mIntentFilterVerificationStates.get(verificationId); 1061 1062 String packageName = ivs.getPackageName(); 1063 1064 ArrayList<PackageParser.ActivityIntentInfo> filters = ivs.getFilters(); 1065 final int filterCount = filters.size(); 1066 ArraySet<String> domainsSet = new ArraySet<>(); 1067 for (int m=0; m<filterCount; m++) { 1068 PackageParser.ActivityIntentInfo filter = filters.get(m); 1069 domainsSet.addAll(filter.getHostsList()); 1070 } 1071 synchronized (mPackages) { 1072 if (mSettings.createIntentFilterVerificationIfNeededLPw( 1073 packageName, domainsSet) != null) { 1074 scheduleWriteSettingsLocked(); 1075 } 1076 } 1077 sendVerificationRequest(verificationId, ivs); 1078 } 1079 mCurrentIntentFilterVerifications.clear(); 1080 } 1081 1082 private void sendVerificationRequest(int verificationId, IntentFilterVerificationState ivs) { 1083 Intent verificationIntent = new Intent(Intent.ACTION_INTENT_FILTER_NEEDS_VERIFICATION); 1084 verificationIntent.putExtra( 1085 PackageManager.EXTRA_INTENT_FILTER_VERIFICATION_ID, 1086 verificationId); 1087 verificationIntent.putExtra( 1088 PackageManager.EXTRA_INTENT_FILTER_VERIFICATION_URI_SCHEME, 1089 getDefaultScheme()); 1090 verificationIntent.putExtra( 1091 PackageManager.EXTRA_INTENT_FILTER_VERIFICATION_HOSTS, 1092 ivs.getHostsString()); 1093 verificationIntent.putExtra( 1094 PackageManager.EXTRA_INTENT_FILTER_VERIFICATION_PACKAGE_NAME, 1095 ivs.getPackageName()); 1096 verificationIntent.setComponent(mIntentFilterVerifierComponent); 1097 verificationIntent.addFlags(Intent.FLAG_RECEIVER_FOREGROUND); 1098 1099 DeviceIdleController.LocalService idleController = getDeviceIdleController(); 1100 idleController.addPowerSaveTempWhitelistApp(Process.myUid(), 1101 mIntentFilterVerifierComponent.getPackageName(), getVerificationTimeout(), 1102 UserHandle.USER_SYSTEM, true, "intent filter verifier"); 1103 1104 mContext.sendBroadcastAsUser(verificationIntent, UserHandle.SYSTEM); 1105 if (DEBUG_DOMAIN_VERIFICATION) Slog.d(TAG, 1106 "Sending IntentFilter verification broadcast"); 1107 } 1108 1109 public void receiveVerificationResponse(int verificationId) { 1110 IntentFilterVerificationState ivs = mIntentFilterVerificationStates.get(verificationId); 1111 1112 final boolean verified = ivs.isVerified(); 1113 1114 ArrayList<PackageParser.ActivityIntentInfo> filters = ivs.getFilters(); 1115 final int count = filters.size(); 1116 if (DEBUG_DOMAIN_VERIFICATION) { 1117 Slog.i(TAG, "Received verification response " + verificationId 1118 + " for " + count + " filters, verified=" + verified); 1119 } 1120 for (int n=0; n<count; n++) { 1121 PackageParser.ActivityIntentInfo filter = filters.get(n); 1122 filter.setVerified(verified); 1123 1124 if (DEBUG_DOMAIN_VERIFICATION) Slog.d(TAG, "IntentFilter " + filter.toString() 1125 + " verified with result:" + verified + " and hosts:" 1126 + ivs.getHostsString()); 1127 } 1128 1129 mIntentFilterVerificationStates.remove(verificationId); 1130 1131 final String packageName = ivs.getPackageName(); 1132 IntentFilterVerificationInfo ivi = null; 1133 1134 synchronized (mPackages) { 1135 ivi = mSettings.getIntentFilterVerificationLPr(packageName); 1136 } 1137 if (ivi == null) { 1138 Slog.w(TAG, "IntentFilterVerificationInfo not found for verificationId:" 1139 + verificationId + " packageName:" + packageName); 1140 return; 1141 } 1142 if (DEBUG_DOMAIN_VERIFICATION) Slog.d(TAG, 1143 "Updating IntentFilterVerificationInfo for package " + packageName 1144 +" verificationId:" + verificationId); 1145 1146 synchronized (mPackages) { 1147 if (verified) { 1148 ivi.setStatus(INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_ALWAYS); 1149 } else { 1150 ivi.setStatus(INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_ASK); 1151 } 1152 scheduleWriteSettingsLocked(); 1153 1154 final int userId = ivs.getUserId(); 1155 if (userId != UserHandle.USER_ALL) { 1156 final int userStatus = 1157 mSettings.getIntentFilterVerificationStatusLPr(packageName, userId); 1158 1159 int updatedStatus = INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_UNDEFINED; 1160 boolean needUpdate = false; 1161 1162 // We cannot override the STATUS_ALWAYS / STATUS_NEVER states if they have 1163 // already been set by the User thru the Disambiguation dialog 1164 switch (userStatus) { 1165 case INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_UNDEFINED: 1166 if (verified) { 1167 updatedStatus = INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_ALWAYS; 1168 } else { 1169 updatedStatus = INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_ASK; 1170 } 1171 needUpdate = true; 1172 break; 1173 1174 case INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_ASK: 1175 if (verified) { 1176 updatedStatus = INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_ALWAYS; 1177 needUpdate = true; 1178 } 1179 break; 1180 1181 default: 1182 // Nothing to do 1183 } 1184 1185 if (needUpdate) { 1186 mSettings.updateIntentFilterVerificationStatusLPw( 1187 packageName, updatedStatus, userId); 1188 scheduleWritePackageRestrictionsLocked(userId); 1189 } 1190 } 1191 } 1192 } 1193 1194 @Override 1195 public boolean addOneIntentFilterVerification(int verifierUid, int userId, int verificationId, 1196 ActivityIntentInfo filter, String packageName) { 1197 if (!hasValidDomains(filter)) { 1198 return false; 1199 } 1200 IntentFilterVerificationState ivs = mIntentFilterVerificationStates.get(verificationId); 1201 if (ivs == null) { 1202 ivs = createDomainVerificationState(verifierUid, userId, verificationId, 1203 packageName); 1204 } 1205 if (DEBUG_DOMAIN_VERIFICATION) { 1206 Slog.d(TAG, "Adding verification filter for " + packageName + ": " + filter); 1207 } 1208 ivs.addFilter(filter); 1209 return true; 1210 } 1211 1212 private IntentFilterVerificationState createDomainVerificationState(int verifierUid, 1213 int userId, int verificationId, String packageName) { 1214 IntentFilterVerificationState ivs = new IntentFilterVerificationState( 1215 verifierUid, userId, packageName); 1216 ivs.setPendingState(); 1217 synchronized (mPackages) { 1218 mIntentFilterVerificationStates.append(verificationId, ivs); 1219 mCurrentIntentFilterVerifications.add(verificationId); 1220 } 1221 return ivs; 1222 } 1223 } 1224 1225 private static boolean hasValidDomains(ActivityIntentInfo filter) { 1226 return filter.hasCategory(Intent.CATEGORY_BROWSABLE) 1227 && (filter.hasDataScheme(IntentFilter.SCHEME_HTTP) || 1228 filter.hasDataScheme(IntentFilter.SCHEME_HTTPS)); 1229 } 1230 1231 // Set of pending broadcasts for aggregating enable/disable of components. 1232 static class PendingPackageBroadcasts { 1233 // for each user id, a map of <package name -> components within that package> 1234 final SparseArray<ArrayMap<String, ArrayList<String>>> mUidMap; 1235 1236 public PendingPackageBroadcasts() { 1237 mUidMap = new SparseArray<ArrayMap<String, ArrayList<String>>>(2); 1238 } 1239 1240 public ArrayList<String> get(int userId, String packageName) { 1241 ArrayMap<String, ArrayList<String>> packages = getOrAllocate(userId); 1242 return packages.get(packageName); 1243 } 1244 1245 public void put(int userId, String packageName, ArrayList<String> components) { 1246 ArrayMap<String, ArrayList<String>> packages = getOrAllocate(userId); 1247 packages.put(packageName, components); 1248 } 1249 1250 public void remove(int userId, String packageName) { 1251 ArrayMap<String, ArrayList<String>> packages = mUidMap.get(userId); 1252 if (packages != null) { 1253 packages.remove(packageName); 1254 } 1255 } 1256 1257 public void remove(int userId) { 1258 mUidMap.remove(userId); 1259 } 1260 1261 public int userIdCount() { 1262 return mUidMap.size(); 1263 } 1264 1265 public int userIdAt(int n) { 1266 return mUidMap.keyAt(n); 1267 } 1268 1269 public ArrayMap<String, ArrayList<String>> packagesForUserId(int userId) { 1270 return mUidMap.get(userId); 1271 } 1272 1273 public int size() { 1274 // total number of pending broadcast entries across all userIds 1275 int num = 0; 1276 for (int i = 0; i< mUidMap.size(); i++) { 1277 num += mUidMap.valueAt(i).size(); 1278 } 1279 return num; 1280 } 1281 1282 public void clear() { 1283 mUidMap.clear(); 1284 } 1285 1286 private ArrayMap<String, ArrayList<String>> getOrAllocate(int userId) { 1287 ArrayMap<String, ArrayList<String>> map = mUidMap.get(userId); 1288 if (map == null) { 1289 map = new ArrayMap<String, ArrayList<String>>(); 1290 mUidMap.put(userId, map); 1291 } 1292 return map; 1293 } 1294 } 1295 final PendingPackageBroadcasts mPendingBroadcasts = new PendingPackageBroadcasts(); 1296 1297 // Service Connection to remote media container service to copy 1298 // package uri's from external media onto secure containers 1299 // or internal storage. 1300 private IMediaContainerService mContainerService = null; 1301 1302 static final int SEND_PENDING_BROADCAST = 1; 1303 static final int MCS_BOUND = 3; 1304 static final int END_COPY = 4; 1305 static final int INIT_COPY = 5; 1306 static final int MCS_UNBIND = 6; 1307 static final int START_CLEANING_PACKAGE = 7; 1308 static final int FIND_INSTALL_LOC = 8; 1309 static final int POST_INSTALL = 9; 1310 static final int MCS_RECONNECT = 10; 1311 static final int MCS_GIVE_UP = 11; 1312 static final int WRITE_SETTINGS = 13; 1313 static final int WRITE_PACKAGE_RESTRICTIONS = 14; 1314 static final int PACKAGE_VERIFIED = 15; 1315 static final int CHECK_PENDING_VERIFICATION = 16; 1316 static final int START_INTENT_FILTER_VERIFICATIONS = 17; 1317 static final int INTENT_FILTER_VERIFIED = 18; 1318 static final int WRITE_PACKAGE_LIST = 19; 1319 static final int INSTANT_APP_RESOLUTION_PHASE_TWO = 20; 1320 1321 static final int WRITE_SETTINGS_DELAY = 10*1000; // 10 seconds 1322 1323 // Delay time in millisecs 1324 static final int BROADCAST_DELAY = 10 * 1000; 1325 1326 private static final long DEFAULT_UNUSED_STATIC_SHARED_LIB_MIN_CACHE_PERIOD = 1327 2 * 60 * 60 * 1000L; /* two hours */ 1328 1329 static UserManagerService sUserManager; 1330 1331 // Stores a list of users whose package restrictions file needs to be updated 1332 private ArraySet<Integer> mDirtyUsers = new ArraySet<Integer>(); 1333 1334 final private DefaultContainerConnection mDefContainerConn = 1335 new DefaultContainerConnection(); 1336 class DefaultContainerConnection implements ServiceConnection { 1337 public void onServiceConnected(ComponentName name, IBinder service) { 1338 if (DEBUG_SD_INSTALL) Log.i(TAG, "onServiceConnected"); 1339 final IMediaContainerService imcs = IMediaContainerService.Stub 1340 .asInterface(Binder.allowBlocking(service)); 1341 mHandler.sendMessage(mHandler.obtainMessage(MCS_BOUND, imcs)); 1342 } 1343 1344 public void onServiceDisconnected(ComponentName name) { 1345 if (DEBUG_SD_INSTALL) Log.i(TAG, "onServiceDisconnected"); 1346 } 1347 } 1348 1349 // Recordkeeping of restore-after-install operations that are currently in flight 1350 // between the Package Manager and the Backup Manager 1351 static class PostInstallData { 1352 public InstallArgs args; 1353 public PackageInstalledInfo res; 1354 1355 PostInstallData(InstallArgs _a, PackageInstalledInfo _r) { 1356 args = _a; 1357 res = _r; 1358 } 1359 } 1360 1361 final SparseArray<PostInstallData> mRunningInstalls = new SparseArray<PostInstallData>(); 1362 int mNextInstallToken = 1; // nonzero; will be wrapped back to 1 when ++ overflows 1363 1364 // XML tags for backup/restore of various bits of state 1365 private static final String TAG_PREFERRED_BACKUP = "pa"; 1366 private static final String TAG_DEFAULT_APPS = "da"; 1367 private static final String TAG_INTENT_FILTER_VERIFICATION = "iv"; 1368 1369 private static final String TAG_PERMISSION_BACKUP = "perm-grant-backup"; 1370 private static final String TAG_ALL_GRANTS = "rt-grants"; 1371 private static final String TAG_GRANT = "grant"; 1372 private static final String ATTR_PACKAGE_NAME = "pkg"; 1373 1374 private static final String TAG_PERMISSION = "perm"; 1375 private static final String ATTR_PERMISSION_NAME = "name"; 1376 private static final String ATTR_IS_GRANTED = "g"; 1377 private static final String ATTR_USER_SET = "set"; 1378 private static final String ATTR_USER_FIXED = "fixed"; 1379 private static final String ATTR_REVOKE_ON_UPGRADE = "rou"; 1380 1381 // System/policy permission grants are not backed up 1382 private static final int SYSTEM_RUNTIME_GRANT_MASK = 1383 FLAG_PERMISSION_POLICY_FIXED 1384 | FLAG_PERMISSION_SYSTEM_FIXED 1385 | FLAG_PERMISSION_GRANTED_BY_DEFAULT; 1386 1387 // And we back up these user-adjusted states 1388 private static final int USER_RUNTIME_GRANT_MASK = 1389 FLAG_PERMISSION_USER_SET 1390 | FLAG_PERMISSION_USER_FIXED 1391 | FLAG_PERMISSION_REVOKE_ON_UPGRADE; 1392 1393 final @Nullable String mRequiredVerifierPackage; 1394 final @NonNull String mRequiredInstallerPackage; 1395 final @NonNull String mRequiredUninstallerPackage; 1396 final @Nullable String mSetupWizardPackage; 1397 final @Nullable String mStorageManagerPackage; 1398 final @NonNull String mServicesSystemSharedLibraryPackageName; 1399 final @NonNull String mSharedSystemSharedLibraryPackageName; 1400 1401 final boolean mPermissionReviewRequired; 1402 1403 private final PackageUsage mPackageUsage = new PackageUsage(); 1404 private final CompilerStats mCompilerStats = new CompilerStats(); 1405 1406 class PackageHandler extends Handler { 1407 private boolean mBound = false; 1408 final ArrayList<HandlerParams> mPendingInstalls = 1409 new ArrayList<HandlerParams>(); 1410 1411 private boolean connectToService() { 1412 if (DEBUG_SD_INSTALL) Log.i(TAG, "Trying to bind to" + 1413 " DefaultContainerService"); 1414 Intent service = new Intent().setComponent(DEFAULT_CONTAINER_COMPONENT); 1415 Process.setThreadPriority(Process.THREAD_PRIORITY_DEFAULT); 1416 if (mContext.bindServiceAsUser(service, mDefContainerConn, 1417 Context.BIND_AUTO_CREATE, UserHandle.SYSTEM)) { 1418 Process.setThreadPriority(Process.THREAD_PRIORITY_BACKGROUND); 1419 mBound = true; 1420 return true; 1421 } 1422 Process.setThreadPriority(Process.THREAD_PRIORITY_BACKGROUND); 1423 return false; 1424 } 1425 1426 private void disconnectService() { 1427 mContainerService = null; 1428 mBound = false; 1429 Process.setThreadPriority(Process.THREAD_PRIORITY_DEFAULT); 1430 mContext.unbindService(mDefContainerConn); 1431 Process.setThreadPriority(Process.THREAD_PRIORITY_BACKGROUND); 1432 } 1433 1434 PackageHandler(Looper looper) { 1435 super(looper); 1436 } 1437 1438 public void handleMessage(Message msg) { 1439 try { 1440 doHandleMessage(msg); 1441 } finally { 1442 Process.setThreadPriority(Process.THREAD_PRIORITY_BACKGROUND); 1443 } 1444 } 1445 1446 void doHandleMessage(Message msg) { 1447 switch (msg.what) { 1448 case INIT_COPY: { 1449 HandlerParams params = (HandlerParams) msg.obj; 1450 int idx = mPendingInstalls.size(); 1451 if (DEBUG_INSTALL) Slog.i(TAG, "init_copy idx=" + idx + ": " + params); 1452 // If a bind was already initiated we dont really 1453 // need to do anything. The pending install 1454 // will be processed later on. 1455 if (!mBound) { 1456 Trace.asyncTraceBegin(TRACE_TAG_PACKAGE_MANAGER, "bindingMCS", 1457 System.identityHashCode(mHandler)); 1458 // If this is the only one pending we might 1459 // have to bind to the service again. 1460 if (!connectToService()) { 1461 Slog.e(TAG, "Failed to bind to media container service"); 1462 params.serviceError(); 1463 Trace.asyncTraceEnd(TRACE_TAG_PACKAGE_MANAGER, "bindingMCS", 1464 System.identityHashCode(mHandler)); 1465 if (params.traceMethod != null) { 1466 Trace.asyncTraceEnd(TRACE_TAG_PACKAGE_MANAGER, params.traceMethod, 1467 params.traceCookie); 1468 } 1469 return; 1470 } else { 1471 // Once we bind to the service, the first 1472 // pending request will be processed. 1473 mPendingInstalls.add(idx, params); 1474 } 1475 } else { 1476 mPendingInstalls.add(idx, params); 1477 // Already bound to the service. Just make 1478 // sure we trigger off processing the first request. 1479 if (idx == 0) { 1480 mHandler.sendEmptyMessage(MCS_BOUND); 1481 } 1482 } 1483 break; 1484 } 1485 case MCS_BOUND: { 1486 if (DEBUG_INSTALL) Slog.i(TAG, "mcs_bound"); 1487 if (msg.obj != null) { 1488 mContainerService = (IMediaContainerService) msg.obj; 1489 Trace.asyncTraceEnd(TRACE_TAG_PACKAGE_MANAGER, "bindingMCS", 1490 System.identityHashCode(mHandler)); 1491 } 1492 if (mContainerService == null) { 1493 if (!mBound) { 1494 // Something seriously wrong since we are not bound and we are not 1495 // waiting for connection. Bail out. 1496 Slog.e(TAG, "Cannot bind to media container service"); 1497 for (HandlerParams params : mPendingInstalls) { 1498 // Indicate service bind error 1499 params.serviceError(); 1500 Trace.asyncTraceEnd(TRACE_TAG_PACKAGE_MANAGER, "queueInstall", 1501 System.identityHashCode(params)); 1502 if (params.traceMethod != null) { 1503 Trace.asyncTraceEnd(TRACE_TAG_PACKAGE_MANAGER, 1504 params.traceMethod, params.traceCookie); 1505 } 1506 return; 1507 } 1508 mPendingInstalls.clear(); 1509 } else { 1510 Slog.w(TAG, "Waiting to connect to media container service"); 1511 } 1512 } else if (mPendingInstalls.size() > 0) { 1513 HandlerParams params = mPendingInstalls.get(0); 1514 if (params != null) { 1515 Trace.asyncTraceEnd(TRACE_TAG_PACKAGE_MANAGER, "queueInstall", 1516 System.identityHashCode(params)); 1517 Trace.traceBegin(TRACE_TAG_PACKAGE_MANAGER, "startCopy"); 1518 if (params.startCopy()) { 1519 // We are done... look for more work or to 1520 // go idle. 1521 if (DEBUG_SD_INSTALL) Log.i(TAG, 1522 "Checking for more work or unbind..."); 1523 // Delete pending install 1524 if (mPendingInstalls.size() > 0) { 1525 mPendingInstalls.remove(0); 1526 } 1527 if (mPendingInstalls.size() == 0) { 1528 if (mBound) { 1529 if (DEBUG_SD_INSTALL) Log.i(TAG, 1530 "Posting delayed MCS_UNBIND"); 1531 removeMessages(MCS_UNBIND); 1532 Message ubmsg = obtainMessage(MCS_UNBIND); 1533 // Unbind after a little delay, to avoid 1534 // continual thrashing. 1535 sendMessageDelayed(ubmsg, 10000); 1536 } 1537 } else { 1538 // There are more pending requests in queue. 1539 // Just post MCS_BOUND message to trigger processing 1540 // of next pending install. 1541 if (DEBUG_SD_INSTALL) Log.i(TAG, 1542 "Posting MCS_BOUND for next work"); 1543 mHandler.sendEmptyMessage(MCS_BOUND); 1544 } 1545 } 1546 Trace.traceEnd(TRACE_TAG_PACKAGE_MANAGER); 1547 } 1548 } else { 1549 // Should never happen ideally. 1550 Slog.w(TAG, "Empty queue"); 1551 } 1552 break; 1553 } 1554 case MCS_RECONNECT: { 1555 if (DEBUG_INSTALL) Slog.i(TAG, "mcs_reconnect"); 1556 if (mPendingInstalls.size() > 0) { 1557 if (mBound) { 1558 disconnectService(); 1559 } 1560 if (!connectToService()) { 1561 Slog.e(TAG, "Failed to bind to media container service"); 1562 for (HandlerParams params : mPendingInstalls) { 1563 // Indicate service bind error 1564 params.serviceError(); 1565 Trace.asyncTraceEnd(TRACE_TAG_PACKAGE_MANAGER, "queueInstall", 1566 System.identityHashCode(params)); 1567 } 1568 mPendingInstalls.clear(); 1569 } 1570 } 1571 break; 1572 } 1573 case MCS_UNBIND: { 1574 // If there is no actual work left, then time to unbind. 1575 if (DEBUG_INSTALL) Slog.i(TAG, "mcs_unbind"); 1576 1577 if (mPendingInstalls.size() == 0 && mPendingVerification.size() == 0) { 1578 if (mBound) { 1579 if (DEBUG_INSTALL) Slog.i(TAG, "calling disconnectService()"); 1580 1581 disconnectService(); 1582 } 1583 } else if (mPendingInstalls.size() > 0) { 1584 // There are more pending requests in queue. 1585 // Just post MCS_BOUND message to trigger processing 1586 // of next pending install. 1587 mHandler.sendEmptyMessage(MCS_BOUND); 1588 } 1589 1590 break; 1591 } 1592 case MCS_GIVE_UP: { 1593 if (DEBUG_INSTALL) Slog.i(TAG, "mcs_giveup too many retries"); 1594 HandlerParams params = mPendingInstalls.remove(0); 1595 Trace.asyncTraceEnd(TRACE_TAG_PACKAGE_MANAGER, "queueInstall", 1596 System.identityHashCode(params)); 1597 break; 1598 } 1599 case SEND_PENDING_BROADCAST: { 1600 String packages[]; 1601 ArrayList<String> components[]; 1602 int size = 0; 1603 int uids[]; 1604 Process.setThreadPriority(Process.THREAD_PRIORITY_DEFAULT); 1605 synchronized (mPackages) { 1606 if (mPendingBroadcasts == null) { 1607 return; 1608 } 1609 size = mPendingBroadcasts.size(); 1610 if (size <= 0) { 1611 // Nothing to be done. Just return 1612 return; 1613 } 1614 packages = new String[size]; 1615 components = new ArrayList[size]; 1616 uids = new int[size]; 1617 int i = 0; // filling out the above arrays 1618 1619 for (int n = 0; n < mPendingBroadcasts.userIdCount(); n++) { 1620 int packageUserId = mPendingBroadcasts.userIdAt(n); 1621 Iterator<Map.Entry<String, ArrayList<String>>> it 1622 = mPendingBroadcasts.packagesForUserId(packageUserId) 1623 .entrySet().iterator(); 1624 while (it.hasNext() && i < size) { 1625 Map.Entry<String, ArrayList<String>> ent = it.next(); 1626 packages[i] = ent.getKey(); 1627 components[i] = ent.getValue(); 1628 PackageSetting ps = mSettings.mPackages.get(ent.getKey()); 1629 uids[i] = (ps != null) 1630 ? UserHandle.getUid(packageUserId, ps.appId) 1631 : -1; 1632 i++; 1633 } 1634 } 1635 size = i; 1636 mPendingBroadcasts.clear(); 1637 } 1638 // Send broadcasts 1639 for (int i = 0; i < size; i++) { 1640 sendPackageChangedBroadcast(packages[i], true, components[i], uids[i]); 1641 } 1642 Process.setThreadPriority(Process.THREAD_PRIORITY_BACKGROUND); 1643 break; 1644 } 1645 case START_CLEANING_PACKAGE: { 1646 Process.setThreadPriority(Process.THREAD_PRIORITY_DEFAULT); 1647 final String packageName = (String)msg.obj; 1648 final int userId = msg.arg1; 1649 final boolean andCode = msg.arg2 != 0; 1650 synchronized (mPackages) { 1651 if (userId == UserHandle.USER_ALL) { 1652 int[] users = sUserManager.getUserIds(); 1653 for (int user : users) { 1654 mSettings.addPackageToCleanLPw( 1655 new PackageCleanItem(user, packageName, andCode)); 1656 } 1657 } else { 1658 mSettings.addPackageToCleanLPw( 1659 new PackageCleanItem(userId, packageName, andCode)); 1660 } 1661 } 1662 Process.setThreadPriority(Process.THREAD_PRIORITY_BACKGROUND); 1663 startCleaningPackages(); 1664 } break; 1665 case POST_INSTALL: { 1666 if (DEBUG_INSTALL) Log.v(TAG, "Handling post-install for " + msg.arg1); 1667 1668 PostInstallData data = mRunningInstalls.get(msg.arg1); 1669 final boolean didRestore = (msg.arg2 != 0); 1670 mRunningInstalls.delete(msg.arg1); 1671 1672 if (data != null) { 1673 InstallArgs args = data.args; 1674 PackageInstalledInfo parentRes = data.res; 1675 1676 final boolean grantPermissions = (args.installFlags 1677 & PackageManager.INSTALL_GRANT_RUNTIME_PERMISSIONS) != 0; 1678 final boolean killApp = (args.installFlags 1679 & PackageManager.INSTALL_DONT_KILL_APP) == 0; 1680 final boolean virtualPreload = ((args.installFlags 1681 & PackageManager.INSTALL_VIRTUAL_PRELOAD) != 0); 1682 final String[] grantedPermissions = args.installGrantPermissions; 1683 1684 // Handle the parent package 1685 handlePackagePostInstall(parentRes, grantPermissions, killApp, 1686 virtualPreload, grantedPermissions, didRestore, 1687 args.installerPackageName, args.observer); 1688 1689 // Handle the child packages 1690 final int childCount = (parentRes.addedChildPackages != null) 1691 ? parentRes.addedChildPackages.size() : 0; 1692 for (int i = 0; i < childCount; i++) { 1693 PackageInstalledInfo childRes = parentRes.addedChildPackages.valueAt(i); 1694 handlePackagePostInstall(childRes, grantPermissions, killApp, 1695 virtualPreload, grantedPermissions, false /*didRestore*/, 1696 args.installerPackageName, args.observer); 1697 } 1698 1699 // Log tracing if needed 1700 if (args.traceMethod != null) { 1701 Trace.asyncTraceEnd(TRACE_TAG_PACKAGE_MANAGER, args.traceMethod, 1702 args.traceCookie); 1703 } 1704 } else { 1705 Slog.e(TAG, "Bogus post-install token " + msg.arg1); 1706 } 1707 1708 Trace.asyncTraceEnd(TRACE_TAG_PACKAGE_MANAGER, "postInstall", msg.arg1); 1709 } break; 1710 case WRITE_SETTINGS: { 1711 Process.setThreadPriority(Process.THREAD_PRIORITY_DEFAULT); 1712 synchronized (mPackages) { 1713 removeMessages(WRITE_SETTINGS); 1714 removeMessages(WRITE_PACKAGE_RESTRICTIONS); 1715 mSettings.writeLPr(); 1716 mDirtyUsers.clear(); 1717 } 1718 Process.setThreadPriority(Process.THREAD_PRIORITY_BACKGROUND); 1719 } break; 1720 case WRITE_PACKAGE_RESTRICTIONS: { 1721 Process.setThreadPriority(Process.THREAD_PRIORITY_DEFAULT); 1722 synchronized (mPackages) { 1723 removeMessages(WRITE_PACKAGE_RESTRICTIONS); 1724 for (int userId : mDirtyUsers) { 1725 mSettings.writePackageRestrictionsLPr(userId); 1726 } 1727 mDirtyUsers.clear(); 1728 } 1729 Process.setThreadPriority(Process.THREAD_PRIORITY_BACKGROUND); 1730 } break; 1731 case WRITE_PACKAGE_LIST: { 1732 Process.setThreadPriority(Process.THREAD_PRIORITY_DEFAULT); 1733 synchronized (mPackages) { 1734 removeMessages(WRITE_PACKAGE_LIST); 1735 mSettings.writePackageListLPr(msg.arg1); 1736 } 1737 Process.setThreadPriority(Process.THREAD_PRIORITY_BACKGROUND); 1738 } break; 1739 case CHECK_PENDING_VERIFICATION: { 1740 final int verificationId = msg.arg1; 1741 final PackageVerificationState state = mPendingVerification.get(verificationId); 1742 1743 if ((state != null) && !state.timeoutExtended()) { 1744 final InstallArgs args = state.getInstallArgs(); 1745 final Uri originUri = Uri.fromFile(args.origin.resolvedFile); 1746 1747 Slog.i(TAG, "Verification timed out for " + originUri); 1748 mPendingVerification.remove(verificationId); 1749 1750 int ret = PackageManager.INSTALL_FAILED_VERIFICATION_FAILURE; 1751 1752 final UserHandle user = args.getUser(); 1753 if (getDefaultVerificationResponse(user) 1754 == PackageManager.VERIFICATION_ALLOW) { 1755 Slog.i(TAG, "Continuing with installation of " + originUri); 1756 state.setVerifierResponse(Binder.getCallingUid(), 1757 PackageManager.VERIFICATION_ALLOW_WITHOUT_SUFFICIENT); 1758 broadcastPackageVerified(verificationId, originUri, 1759 PackageManager.VERIFICATION_ALLOW, user); 1760 try { 1761 ret = args.copyApk(mContainerService, true); 1762 } catch (RemoteException e) { 1763 Slog.e(TAG, "Could not contact the ContainerService"); 1764 } 1765 } else { 1766 broadcastPackageVerified(verificationId, originUri, 1767 PackageManager.VERIFICATION_REJECT, user); 1768 } 1769 1770 Trace.asyncTraceEnd( 1771 TRACE_TAG_PACKAGE_MANAGER, "verification", verificationId); 1772 1773 processPendingInstall(args, ret); 1774 mHandler.sendEmptyMessage(MCS_UNBIND); 1775 } 1776 break; 1777 } 1778 case PACKAGE_VERIFIED: { 1779 final int verificationId = msg.arg1; 1780 1781 final PackageVerificationState state = mPendingVerification.get(verificationId); 1782 if (state == null) { 1783 Slog.w(TAG, "Invalid verification token " + verificationId + " received"); 1784 break; 1785 } 1786 1787 final PackageVerificationResponse response = (PackageVerificationResponse) msg.obj; 1788 1789 state.setVerifierResponse(response.callerUid, response.code); 1790 1791 if (state.isVerificationComplete()) { 1792 mPendingVerification.remove(verificationId); 1793 1794 final InstallArgs args = state.getInstallArgs(); 1795 final Uri originUri = Uri.fromFile(args.origin.resolvedFile); 1796 1797 int ret; 1798 if (state.isInstallAllowed()) { 1799 ret = PackageManager.INSTALL_FAILED_INTERNAL_ERROR; 1800 broadcastPackageVerified(verificationId, originUri, 1801 response.code, state.getInstallArgs().getUser()); 1802 try { 1803 ret = args.copyApk(mContainerService, true); 1804 } catch (RemoteException e) { 1805 Slog.e(TAG, "Could not contact the ContainerService"); 1806 } 1807 } else { 1808 ret = PackageManager.INSTALL_FAILED_VERIFICATION_FAILURE; 1809 } 1810 1811 Trace.asyncTraceEnd( 1812 TRACE_TAG_PACKAGE_MANAGER, "verification", verificationId); 1813 1814 processPendingInstall(args, ret); 1815 mHandler.sendEmptyMessage(MCS_UNBIND); 1816 } 1817 1818 break; 1819 } 1820 case START_INTENT_FILTER_VERIFICATIONS: { 1821 IFVerificationParams params = (IFVerificationParams) msg.obj; 1822 verifyIntentFiltersIfNeeded(params.userId, params.verifierUid, 1823 params.replacing, params.pkg); 1824 break; 1825 } 1826 case INTENT_FILTER_VERIFIED: { 1827 final int verificationId = msg.arg1; 1828 1829 final IntentFilterVerificationState state = mIntentFilterVerificationStates.get( 1830 verificationId); 1831 if (state == null) { 1832 Slog.w(TAG, "Invalid IntentFilter verification token " 1833 + verificationId + " received"); 1834 break; 1835 } 1836 1837 final int userId = state.getUserId(); 1838 1839 if (DEBUG_DOMAIN_VERIFICATION) Slog.d(TAG, 1840 "Processing IntentFilter verification with token:" 1841 + verificationId + " and userId:" + userId); 1842 1843 final IntentFilterVerificationResponse response = 1844 (IntentFilterVerificationResponse) msg.obj; 1845 1846 state.setVerifierResponse(response.callerUid, response.code); 1847 1848 if (DEBUG_DOMAIN_VERIFICATION) Slog.d(TAG, 1849 "IntentFilter verification with token:" + verificationId 1850 + " and userId:" + userId 1851 + " is settings verifier response with response code:" 1852 + response.code); 1853 1854 if (response.code == PackageManager.INTENT_FILTER_VERIFICATION_FAILURE) { 1855 if (DEBUG_DOMAIN_VERIFICATION) Slog.d(TAG, "Domains failing verification: " 1856 + response.getFailedDomainsString()); 1857 } 1858 1859 if (state.isVerificationComplete()) { 1860 mIntentFilterVerifier.receiveVerificationResponse(verificationId); 1861 } else { 1862 if (DEBUG_DOMAIN_VERIFICATION) Slog.d(TAG, 1863 "IntentFilter verification with token:" + verificationId 1864 + " was not said to be complete"); 1865 } 1866 1867 break; 1868 } 1869 case INSTANT_APP_RESOLUTION_PHASE_TWO: { 1870 InstantAppResolver.doInstantAppResolutionPhaseTwo(mContext, 1871 mInstantAppResolverConnection, 1872 (InstantAppRequest) msg.obj, 1873 mInstantAppInstallerActivity, 1874 mHandler); 1875 } 1876 } 1877 } 1878 } 1879 1880 private PermissionCallback mPermissionCallback = new PermissionCallback() { 1881 @Override 1882 public void onGidsChanged(int appId, int userId) { 1883 mHandler.post(new Runnable() { 1884 @Override 1885 public void run() { 1886 killUid(appId, userId, KILL_APP_REASON_GIDS_CHANGED); 1887 } 1888 }); 1889 } 1890 @Override 1891 public void onPermissionGranted(int uid, int userId) { 1892 mOnPermissionChangeListeners.onPermissionsChanged(uid); 1893 1894 // Not critical; if this is lost, the application has to request again. 1895 synchronized (mPackages) { 1896 mSettings.writeRuntimePermissionsForUserLPr(userId, false); 1897 } 1898 } 1899 @Override 1900 public void onInstallPermissionGranted() { 1901 synchronized (mPackages) { 1902 scheduleWriteSettingsLocked(); 1903 } 1904 } 1905 @Override 1906 public void onPermissionRevoked(int uid, int userId) { 1907 mOnPermissionChangeListeners.onPermissionsChanged(uid); 1908 1909 synchronized (mPackages) { 1910 // Critical; after this call the application should never have the permission 1911 mSettings.writeRuntimePermissionsForUserLPr(userId, true); 1912 } 1913 1914 final int appId = UserHandle.getAppId(uid); 1915 killUid(appId, userId, KILL_APP_REASON_PERMISSIONS_REVOKED); 1916 } 1917 @Override 1918 public void onInstallPermissionRevoked() { 1919 synchronized (mPackages) { 1920 scheduleWriteSettingsLocked(); 1921 } 1922 } 1923 @Override 1924 public void onPermissionUpdated(int userId) { 1925 synchronized (mPackages) { 1926 mSettings.writeRuntimePermissionsForUserLPr(userId, false); 1927 } 1928 } 1929 @Override 1930 public void onInstallPermissionUpdated() { 1931 synchronized (mPackages) { 1932 scheduleWriteSettingsLocked(); 1933 } 1934 } 1935 @Override 1936 public void onPermissionRemoved() { 1937 synchronized (mPackages) { 1938 mSettings.writeLPr(); 1939 } 1940 } 1941 }; 1942 1943 private void handlePackagePostInstall(PackageInstalledInfo res, boolean grantPermissions, 1944 boolean killApp, boolean virtualPreload, String[] grantedPermissions, 1945 boolean launchedForRestore, String installerPackage, 1946 IPackageInstallObserver2 installObserver) { 1947 if (res.returnCode == PackageManager.INSTALL_SUCCEEDED) { 1948 // Send the removed broadcasts 1949 if (res.removedInfo != null) { 1950 res.removedInfo.sendPackageRemovedBroadcasts(killApp); 1951 } 1952 1953 // Now that we successfully installed the package, grant runtime 1954 // permissions if requested before broadcasting the install. Also 1955 // for legacy apps in permission review mode we clear the permission 1956 // review flag which is used to emulate runtime permissions for 1957 // legacy apps. 1958 if (grantPermissions) { 1959 final int callingUid = Binder.getCallingUid(); 1960 mPermissionManager.grantRequestedRuntimePermissions( 1961 res.pkg, res.newUsers, grantedPermissions, callingUid, 1962 mPermissionCallback); 1963 } 1964 1965 final boolean update = res.removedInfo != null 1966 && res.removedInfo.removedPackage != null; 1967 final String installerPackageName = 1968 res.installerPackageName != null 1969 ? res.installerPackageName 1970 : res.removedInfo != null 1971 ? res.removedInfo.installerPackageName 1972 : null; 1973 1974 // If this is the first time we have child packages for a disabled privileged 1975 // app that had no children, we grant requested runtime permissions to the new 1976 // children if the parent on the system image had them already granted. 1977 if (res.pkg.parentPackage != null) { 1978 final int callingUid = Binder.getCallingUid(); 1979 mPermissionManager.grantRuntimePermissionsGrantedToDisabledPackage( 1980 res.pkg, callingUid, mPermissionCallback); 1981 } 1982 1983 synchronized (mPackages) { 1984 mInstantAppRegistry.onPackageInstalledLPw(res.pkg, res.newUsers); 1985 } 1986 1987 final String packageName = res.pkg.applicationInfo.packageName; 1988 1989 // Determine the set of users who are adding this package for 1990 // the first time vs. those who are seeing an update. 1991 int[] firstUsers = EMPTY_INT_ARRAY; 1992 int[] updateUsers = EMPTY_INT_ARRAY; 1993 final boolean allNewUsers = res.origUsers == null || res.origUsers.length == 0; 1994 final PackageSetting ps = (PackageSetting) res.pkg.mExtras; 1995 for (int newUser : res.newUsers) { 1996 if (ps.getInstantApp(newUser)) { 1997 continue; 1998 } 1999 if (allNewUsers) { 2000 firstUsers = ArrayUtils.appendInt(firstUsers, newUser); 2001 continue; 2002 } 2003 boolean isNew = true; 2004 for (int origUser : res.origUsers) { 2005 if (origUser == newUser) { 2006 isNew = false; 2007 break; 2008 } 2009 } 2010 if (isNew) { 2011 firstUsers = ArrayUtils.appendInt(firstUsers, newUser); 2012 } else { 2013 updateUsers = ArrayUtils.appendInt(updateUsers, newUser); 2014 } 2015 } 2016 2017 // Send installed broadcasts if the package is not a static shared lib. 2018 if (res.pkg.staticSharedLibName == null) { 2019 mProcessLoggingHandler.invalidateProcessLoggingBaseApkHash(res.pkg.baseCodePath); 2020 2021 // Send added for users that see the package for the first time 2022 // sendPackageAddedForNewUsers also deals with system apps 2023 int appId = UserHandle.getAppId(res.uid); 2024 boolean isSystem = res.pkg.applicationInfo.isSystemApp(); 2025 sendPackageAddedForNewUsers(packageName, isSystem || virtualPreload, 2026 virtualPreload /*startReceiver*/, appId, firstUsers); 2027 2028 // Send added for users that don't see the package for the first time 2029 Bundle extras = new Bundle(1); 2030 extras.putInt(Intent.EXTRA_UID, res.uid); 2031 if (update) { 2032 extras.putBoolean(Intent.EXTRA_REPLACING, true); 2033 } 2034 sendPackageBroadcast(Intent.ACTION_PACKAGE_ADDED, packageName, 2035 extras, 0 /*flags*/, 2036 null /*targetPackage*/, null /*finishedReceiver*/, updateUsers); 2037 if (installerPackageName != null) { 2038 sendPackageBroadcast(Intent.ACTION_PACKAGE_ADDED, packageName, 2039 extras, 0 /*flags*/, 2040 installerPackageName, null /*finishedReceiver*/, updateUsers); 2041 } 2042 2043 // Send replaced for users that don't see the package for the first time 2044 if (update) { 2045 sendPackageBroadcast(Intent.ACTION_PACKAGE_REPLACED, 2046 packageName, extras, 0 /*flags*/, 2047 null /*targetPackage*/, null /*finishedReceiver*/, 2048 updateUsers); 2049 if (installerPackageName != null) { 2050 sendPackageBroadcast(Intent.ACTION_PACKAGE_REPLACED, packageName, 2051 extras, 0 /*flags*/, 2052 installerPackageName, null /*finishedReceiver*/, updateUsers); 2053 } 2054 sendPackageBroadcast(Intent.ACTION_MY_PACKAGE_REPLACED, 2055 null /*package*/, null /*extras*/, 0 /*flags*/, 2056 packageName /*targetPackage*/, 2057 null /*finishedReceiver*/, updateUsers); 2058 } else if (launchedForRestore && !isSystemApp(res.pkg)) { 2059 // First-install and we did a restore, so we're responsible for the 2060 // first-launch broadcast. 2061 if (DEBUG_BACKUP) { 2062 Slog.i(TAG, "Post-restore of " + packageName 2063 + " sending FIRST_LAUNCH in " + Arrays.toString(firstUsers)); 2064 } 2065 sendFirstLaunchBroadcast(packageName, installerPackage, firstUsers); 2066 } 2067 2068 // Send broadcast package appeared if forward locked/external for all users 2069 // treat asec-hosted packages like removable media on upgrade 2070 if (res.pkg.isForwardLocked() || isExternal(res.pkg)) { 2071 if (DEBUG_INSTALL) { 2072 Slog.i(TAG, "upgrading pkg " + res.pkg 2073 + " is ASEC-hosted -> AVAILABLE"); 2074 } 2075 final int[] uidArray = new int[]{res.pkg.applicationInfo.uid}; 2076 ArrayList<String> pkgList = new ArrayList<>(1); 2077 pkgList.add(packageName); 2078 sendResourcesChangedBroadcast(true, true, pkgList, uidArray, null); 2079 } 2080 } 2081 2082 // Work that needs to happen on first install within each user 2083 if (firstUsers != null && firstUsers.length > 0) { 2084 synchronized (mPackages) { 2085 for (int userId : firstUsers) { 2086 // If this app is a browser and it's newly-installed for some 2087 // users, clear any default-browser state in those users. The 2088 // app's nature doesn't depend on the user, so we can just check 2089 // its browser nature in any user and generalize. 2090 if (packageIsBrowser(packageName, userId)) { 2091 mSettings.setDefaultBrowserPackageNameLPw(null, userId); 2092 } 2093 2094 // We may also need to apply pending (restored) runtime 2095 // permission grants within these users. 2096 mSettings.applyPendingPermissionGrantsLPw(packageName, userId); 2097 } 2098 } 2099 } 2100 2101 // Log current value of "unknown sources" setting 2102 EventLog.writeEvent(EventLogTags.UNKNOWN_SOURCES_ENABLED, 2103 getUnknownSourcesSettings()); 2104 2105 // Remove the replaced package's older resources safely now 2106 // We delete after a gc for applications on sdcard. 2107 if (res.removedInfo != null && res.removedInfo.args != null) { 2108 Runtime.getRuntime().gc(); 2109 synchronized (mInstallLock) { 2110 res.removedInfo.args.doPostDeleteLI(true); 2111 } 2112 } else { 2113 // Force a gc to clear up things. Ask for a background one, it's fine to go on 2114 // and not block here. 2115 VMRuntime.getRuntime().requestConcurrentGC(); 2116 } 2117 2118 // Notify DexManager that the package was installed for new users. 2119 // The updated users should already be indexed and the package code paths 2120 // should not change. 2121 // Don't notify the manager for ephemeral apps as they are not expected to 2122 // survive long enough to benefit of background optimizations. 2123 for (int userId : firstUsers) { 2124 PackageInfo info = getPackageInfo(packageName, /*flags*/ 0, userId); 2125 // There's a race currently where some install events may interleave with an uninstall. 2126 // This can lead to package info being null (b/36642664). 2127 if (info != null) { 2128 mDexManager.notifyPackageInstalled(info, userId); 2129 } 2130 } 2131 } 2132 2133 // If someone is watching installs - notify them 2134 if (installObserver != null) { 2135 try { 2136 Bundle extras = extrasForInstallResult(res); 2137 installObserver.onPackageInstalled(res.name, res.returnCode, 2138 res.returnMsg, extras); 2139 } catch (RemoteException e) { 2140 Slog.i(TAG, "Observer no longer exists."); 2141 } 2142 } 2143 } 2144 2145 private StorageEventListener mStorageListener = new StorageEventListener() { 2146 @Override 2147 public void onVolumeStateChanged(VolumeInfo vol, int oldState, int newState) { 2148 if (vol.type == VolumeInfo.TYPE_PRIVATE) { 2149 if (vol.state == VolumeInfo.STATE_MOUNTED) { 2150 final String volumeUuid = vol.getFsUuid(); 2151 2152 // Clean up any users or apps that were removed or recreated 2153 // while this volume was missing 2154 sUserManager.reconcileUsers(volumeUuid); 2155 reconcileApps(volumeUuid); 2156 2157 // Clean up any install sessions that expired or were 2158 // cancelled while this volume was missing 2159 mInstallerService.onPrivateVolumeMounted(volumeUuid); 2160 2161 loadPrivatePackages(vol); 2162 2163 } else if (vol.state == VolumeInfo.STATE_EJECTING) { 2164 unloadPrivatePackages(vol); 2165 } 2166 } 2167 } 2168 2169 @Override 2170 public void onVolumeForgotten(String fsUuid) { 2171 if (TextUtils.isEmpty(fsUuid)) { 2172 Slog.e(TAG, "Forgetting internal storage is probably a mistake; ignoring"); 2173 return; 2174 } 2175 2176 // Remove any apps installed on the forgotten volume 2177 synchronized (mPackages) { 2178 final List<PackageSetting> packages = mSettings.getVolumePackagesLPr(fsUuid); 2179 for (PackageSetting ps : packages) { 2180 Slog.d(TAG, "Destroying " + ps.name + " because volume was forgotten"); 2181 deletePackageVersioned(new VersionedPackage(ps.name, 2182 PackageManager.VERSION_CODE_HIGHEST), 2183 new LegacyPackageDeleteObserver(null).getBinder(), 2184 UserHandle.USER_SYSTEM, PackageManager.DELETE_ALL_USERS); 2185 // Try very hard to release any references to this package 2186 // so we don't risk the system server being killed due to 2187 // open FDs 2188 AttributeCache.instance().removePackage(ps.name); 2189 } 2190 2191 mSettings.onVolumeForgotten(fsUuid); 2192 mSettings.writeLPr(); 2193 } 2194 } 2195 }; 2196 2197 Bundle extrasForInstallResult(PackageInstalledInfo res) { 2198 Bundle extras = null; 2199 switch (res.returnCode) { 2200 case PackageManager.INSTALL_FAILED_DUPLICATE_PERMISSION: { 2201 extras = new Bundle(); 2202 extras.putString(PackageManager.EXTRA_FAILURE_EXISTING_PERMISSION, 2203 res.origPermission); 2204 extras.putString(PackageManager.EXTRA_FAILURE_EXISTING_PACKAGE, 2205 res.origPackage); 2206 break; 2207 } 2208 case PackageManager.INSTALL_SUCCEEDED: { 2209 extras = new Bundle(); 2210 extras.putBoolean(Intent.EXTRA_REPLACING, 2211 res.removedInfo != null && res.removedInfo.removedPackage != null); 2212 break; 2213 } 2214 } 2215 return extras; 2216 } 2217 2218 void scheduleWriteSettingsLocked() { 2219 if (!mHandler.hasMessages(WRITE_SETTINGS)) { 2220 mHandler.sendEmptyMessageDelayed(WRITE_SETTINGS, WRITE_SETTINGS_DELAY); 2221 } 2222 } 2223 2224 void scheduleWritePackageListLocked(int userId) { 2225 if (!mHandler.hasMessages(WRITE_PACKAGE_LIST)) { 2226 Message msg = mHandler.obtainMessage(WRITE_PACKAGE_LIST); 2227 msg.arg1 = userId; 2228 mHandler.sendMessageDelayed(msg, WRITE_SETTINGS_DELAY); 2229 } 2230 } 2231 2232 void scheduleWritePackageRestrictionsLocked(UserHandle user) { 2233 final int userId = user == null ? UserHandle.USER_ALL : user.getIdentifier(); 2234 scheduleWritePackageRestrictionsLocked(userId); 2235 } 2236 2237 void scheduleWritePackageRestrictionsLocked(int userId) { 2238 final int[] userIds = (userId == UserHandle.USER_ALL) 2239 ? sUserManager.getUserIds() : new int[]{userId}; 2240 for (int nextUserId : userIds) { 2241 if (!sUserManager.exists(nextUserId)) return; 2242 mDirtyUsers.add(nextUserId); 2243 if (!mHandler.hasMessages(WRITE_PACKAGE_RESTRICTIONS)) { 2244 mHandler.sendEmptyMessageDelayed(WRITE_PACKAGE_RESTRICTIONS, WRITE_SETTINGS_DELAY); 2245 } 2246 } 2247 } 2248 2249 public static PackageManagerService main(Context context, Installer installer, 2250 boolean factoryTest, boolean onlyCore) { 2251 // Self-check for initial settings. 2252 PackageManagerServiceCompilerMapping.checkProperties(); 2253 2254 PackageManagerService m = new PackageManagerService(context, installer, 2255 factoryTest, onlyCore); 2256 m.enableSystemUserPackages(); 2257 ServiceManager.addService("package", m); 2258 final PackageManagerNative pmn = m.new PackageManagerNative(); 2259 ServiceManager.addService("package_native", pmn); 2260 return m; 2261 } 2262 2263 private void enableSystemUserPackages() { 2264 if (!UserManager.isSplitSystemUser()) { 2265 return; 2266 } 2267 // For system user, enable apps based on the following conditions: 2268 // - app is whitelisted or belong to one of these groups: 2269 // -- system app which has no launcher icons 2270 // -- system app which has INTERACT_ACROSS_USERS permission 2271 // -- system IME app 2272 // - app is not in the blacklist 2273 AppsQueryHelper queryHelper = new AppsQueryHelper(this); 2274 Set<String> enableApps = new ArraySet<>(); 2275 enableApps.addAll(queryHelper.queryApps(AppsQueryHelper.GET_NON_LAUNCHABLE_APPS 2276 | AppsQueryHelper.GET_APPS_WITH_INTERACT_ACROSS_USERS_PERM 2277 | AppsQueryHelper.GET_IMES, /* systemAppsOnly */ true, UserHandle.SYSTEM)); 2278 ArraySet<String> wlApps = SystemConfig.getInstance().getSystemUserWhitelistedApps(); 2279 enableApps.addAll(wlApps); 2280 enableApps.addAll(queryHelper.queryApps(AppsQueryHelper.GET_REQUIRED_FOR_SYSTEM_USER, 2281 /* systemAppsOnly */ false, UserHandle.SYSTEM)); 2282 ArraySet<String> blApps = SystemConfig.getInstance().getSystemUserBlacklistedApps(); 2283 enableApps.removeAll(blApps); 2284 Log.i(TAG, "Applications installed for system user: " + enableApps); 2285 List<String> allAps = queryHelper.queryApps(0, /* systemAppsOnly */ false, 2286 UserHandle.SYSTEM); 2287 final int allAppsSize = allAps.size(); 2288 synchronized (mPackages) { 2289 for (int i = 0; i < allAppsSize; i++) { 2290 String pName = allAps.get(i); 2291 PackageSetting pkgSetting = mSettings.mPackages.get(pName); 2292 // Should not happen, but we shouldn't be failing if it does 2293 if (pkgSetting == null) { 2294 continue; 2295 } 2296 boolean install = enableApps.contains(pName); 2297 if (pkgSetting.getInstalled(UserHandle.USER_SYSTEM) != install) { 2298 Log.i(TAG, (install ? "Installing " : "Uninstalling ") + pName 2299 + " for system user"); 2300 pkgSetting.setInstalled(install, UserHandle.USER_SYSTEM); 2301 } 2302 } 2303 scheduleWritePackageRestrictionsLocked(UserHandle.USER_SYSTEM); 2304 } 2305 } 2306 2307 private static void getDefaultDisplayMetrics(Context context, DisplayMetrics metrics) { 2308 DisplayManager displayManager = (DisplayManager) context.getSystemService( 2309 Context.DISPLAY_SERVICE); 2310 displayManager.getDisplay(Display.DEFAULT_DISPLAY).getMetrics(metrics); 2311 } 2312 2313 /** 2314 * Requests that files preopted on a secondary system partition be copied to the data partition 2315 * if possible. Note that the actual copying of the files is accomplished by init for security 2316 * reasons. This simply requests that the copy takes place and awaits confirmation of its 2317 * completion. See platform/system/extras/cppreopt/ for the implementation of the actual copy. 2318 */ 2319 private static void requestCopyPreoptedFiles() { 2320 final int WAIT_TIME_MS = 100; 2321 final String CP_PREOPT_PROPERTY = "sys.cppreopt"; 2322 if (SystemProperties.getInt("ro.cp_system_other_odex", 0) == 1) { 2323 SystemProperties.set(CP_PREOPT_PROPERTY, "requested"); 2324 // We will wait for up to 100 seconds. 2325 final long timeStart = SystemClock.uptimeMillis(); 2326 final long timeEnd = timeStart + 100 * 1000; 2327 long timeNow = timeStart; 2328 while (!SystemProperties.get(CP_PREOPT_PROPERTY).equals("finished")) { 2329 try { 2330 Thread.sleep(WAIT_TIME_MS); 2331 } catch (InterruptedException e) { 2332 // Do nothing 2333 } 2334 timeNow = SystemClock.uptimeMillis(); 2335 if (timeNow > timeEnd) { 2336 SystemProperties.set(CP_PREOPT_PROPERTY, "timed-out"); 2337 Slog.wtf(TAG, "cppreopt did not finish!"); 2338 break; 2339 } 2340 } 2341 2342 Slog.i(TAG, "cppreopts took " + (timeNow - timeStart) + " ms"); 2343 } 2344 } 2345 2346 public PackageManagerService(Context context, Installer installer, 2347 boolean factoryTest, boolean onlyCore) { 2348 LockGuard.installLock(mPackages, LockGuard.INDEX_PACKAGES); 2349 Trace.traceBegin(TRACE_TAG_PACKAGE_MANAGER, "create package manager"); 2350 EventLog.writeEvent(EventLogTags.BOOT_PROGRESS_PMS_START, 2351 SystemClock.uptimeMillis()); 2352 2353 if (mSdkVersion <= 0) { 2354 Slog.w(TAG, "**** ro.build.version.sdk not set!"); 2355 } 2356 2357 mContext = context; 2358 2359 mPermissionReviewRequired = context.getResources().getBoolean( 2360 R.bool.config_permissionReviewRequired); 2361 2362 mFactoryTest = factoryTest; 2363 mOnlyCore = onlyCore; 2364 mMetrics = new DisplayMetrics(); 2365 mInstaller = installer; 2366 2367 // Create sub-components that provide services / data. Order here is important. 2368 synchronized (mInstallLock) { 2369 synchronized (mPackages) { 2370 // Expose private service for system components to use. 2371 LocalServices.addService( 2372 PackageManagerInternal.class, new PackageManagerInternalImpl()); 2373 sUserManager = new UserManagerService(context, this, 2374 new UserDataPreparer(mInstaller, mInstallLock, mContext, mOnlyCore), mPackages); 2375 mPermissionManager = PermissionManagerService.create(context, 2376 new DefaultPermissionGrantedCallback() { 2377 @Override 2378 public void onDefaultRuntimePermissionsGranted(int userId) { 2379 synchronized(mPackages) { 2380 mSettings.onDefaultRuntimePermissionsGrantedLPr(userId); 2381 } 2382 } 2383 }, mPackages /*externalLock*/); 2384 mDefaultPermissionPolicy = mPermissionManager.getDefaultPermissionGrantPolicy(); 2385 mSettings = new Settings(mPermissionManager.getPermissionSettings(), mPackages); 2386 } 2387 } 2388 mSettings.addSharedUserLPw("android.uid.system", Process.SYSTEM_UID, 2389 ApplicationInfo.FLAG_SYSTEM, ApplicationInfo.PRIVATE_FLAG_PRIVILEGED); 2390 mSettings.addSharedUserLPw("android.uid.phone", RADIO_UID, 2391 ApplicationInfo.FLAG_SYSTEM, ApplicationInfo.PRIVATE_FLAG_PRIVILEGED); 2392 mSettings.addSharedUserLPw("android.uid.log", LOG_UID, 2393 ApplicationInfo.FLAG_SYSTEM, ApplicationInfo.PRIVATE_FLAG_PRIVILEGED); 2394 mSettings.addSharedUserLPw("android.uid.nfc", NFC_UID, 2395 ApplicationInfo.FLAG_SYSTEM, ApplicationInfo.PRIVATE_FLAG_PRIVILEGED); 2396 mSettings.addSharedUserLPw("android.uid.bluetooth", BLUETOOTH_UID, 2397 ApplicationInfo.FLAG_SYSTEM, ApplicationInfo.PRIVATE_FLAG_PRIVILEGED); 2398 mSettings.addSharedUserLPw("android.uid.shell", SHELL_UID, 2399 ApplicationInfo.FLAG_SYSTEM, ApplicationInfo.PRIVATE_FLAG_PRIVILEGED); 2400 2401 String separateProcesses = SystemProperties.get("debug.separate_processes"); 2402 if (separateProcesses != null && separateProcesses.length() > 0) { 2403 if ("*".equals(separateProcesses)) { 2404 mDefParseFlags = PackageParser.PARSE_IGNORE_PROCESSES; 2405 mSeparateProcesses = null; 2406 Slog.w(TAG, "Running with debug.separate_processes: * (ALL)"); 2407 } else { 2408 mDefParseFlags = 0; 2409 mSeparateProcesses = separateProcesses.split(","); 2410 Slog.w(TAG, "Running with debug.separate_processes: " 2411 + separateProcesses); 2412 } 2413 } else { 2414 mDefParseFlags = 0; 2415 mSeparateProcesses = null; 2416 } 2417 2418 mPackageDexOptimizer = new PackageDexOptimizer(installer, mInstallLock, context, 2419 "*dexopt*"); 2420 mDexManager = new DexManager(this, mPackageDexOptimizer, installer, mInstallLock); 2421 mMoveCallbacks = new MoveCallbacks(FgThread.get().getLooper()); 2422 2423 mOnPermissionChangeListeners = new OnPermissionChangeListeners( 2424 FgThread.get().getLooper()); 2425 2426 getDefaultDisplayMetrics(context, mMetrics); 2427 2428 Trace.traceBegin(TRACE_TAG_PACKAGE_MANAGER, "get system config"); 2429 SystemConfig systemConfig = SystemConfig.getInstance(); 2430 mAvailableFeatures = systemConfig.getAvailableFeatures(); 2431 Trace.traceEnd(TRACE_TAG_PACKAGE_MANAGER); 2432 2433 mProtectedPackages = new ProtectedPackages(mContext); 2434 2435 synchronized (mInstallLock) { 2436 // writer 2437 synchronized (mPackages) { 2438 mHandlerThread = new ServiceThread(TAG, 2439 Process.THREAD_PRIORITY_BACKGROUND, true /*allowIo*/); 2440 mHandlerThread.start(); 2441 mHandler = new PackageHandler(mHandlerThread.getLooper()); 2442 mProcessLoggingHandler = new ProcessLoggingHandler(); 2443 Watchdog.getInstance().addThread(mHandler, WATCHDOG_TIMEOUT); 2444 mInstantAppRegistry = new InstantAppRegistry(this); 2445 2446 File dataDir = Environment.getDataDirectory(); 2447 mAppInstallDir = new File(dataDir, "app"); 2448 mAppLib32InstallDir = new File(dataDir, "app-lib"); 2449 mDrmAppPrivateInstallDir = new File(dataDir, "app-private"); 2450 2451 ArrayMap<String, String> libConfig = systemConfig.getSharedLibraries(); 2452 final int builtInLibCount = libConfig.size(); 2453 for (int i = 0; i < builtInLibCount; i++) { 2454 String name = libConfig.keyAt(i); 2455 String path = libConfig.valueAt(i); 2456 addSharedLibraryLPw(path, null, name, SharedLibraryInfo.VERSION_UNDEFINED, 2457 SharedLibraryInfo.TYPE_BUILTIN, PLATFORM_PACKAGE_NAME, 0); 2458 } 2459 2460 mFoundPolicyFile = SELinuxMMAC.readInstallPolicy(); 2461 2462 Trace.traceBegin(TRACE_TAG_PACKAGE_MANAGER, "read user settings"); 2463 mFirstBoot = !mSettings.readLPw(sUserManager.getUsers(false)); 2464 Trace.traceEnd(TRACE_TAG_PACKAGE_MANAGER); 2465 2466 // Clean up orphaned packages for which the code path doesn't exist 2467 // and they are an update to a system app - caused by bug/32321269 2468 final int packageSettingCount = mSettings.mPackages.size(); 2469 for (int i = packageSettingCount - 1; i >= 0; i--) { 2470 PackageSetting ps = mSettings.mPackages.valueAt(i); 2471 if (!isExternal(ps) && (ps.codePath == null || !ps.codePath.exists()) 2472 && mSettings.getDisabledSystemPkgLPr(ps.name) != null) { 2473 mSettings.mPackages.removeAt(i); 2474 mSettings.enableSystemPackageLPw(ps.name); 2475 } 2476 } 2477 2478 if (mFirstBoot) { 2479 requestCopyPreoptedFiles(); 2480 } 2481 2482 String customResolverActivity = Resources.getSystem().getString( 2483 R.string.config_customResolverActivity); 2484 if (TextUtils.isEmpty(customResolverActivity)) { 2485 customResolverActivity = null; 2486 } else { 2487 mCustomResolverComponentName = ComponentName.unflattenFromString( 2488 customResolverActivity); 2489 } 2490 2491 long startTime = SystemClock.uptimeMillis(); 2492 2493 EventLog.writeEvent(EventLogTags.BOOT_PROGRESS_PMS_SYSTEM_SCAN_START, 2494 startTime); 2495 2496 final String bootClassPath = System.getenv("BOOTCLASSPATH"); 2497 final String systemServerClassPath = System.getenv("SYSTEMSERVERCLASSPATH"); 2498 2499 if (bootClassPath == null) { 2500 Slog.w(TAG, "No BOOTCLASSPATH found!"); 2501 } 2502 2503 if (systemServerClassPath == null) { 2504 Slog.w(TAG, "No SYSTEMSERVERCLASSPATH found!"); 2505 } 2506 2507 File frameworkDir = new File(Environment.getRootDirectory(), "framework"); 2508 2509 final VersionInfo ver = mSettings.getInternalVersion(); 2510 mIsUpgrade = !Build.FINGERPRINT.equals(ver.fingerprint); 2511 if (mIsUpgrade) { 2512 logCriticalInfo(Log.INFO, 2513 "Upgrading from " + ver.fingerprint + " to " + Build.FINGERPRINT); 2514 } 2515 2516 // when upgrading from pre-M, promote system app permissions from install to runtime 2517 mPromoteSystemApps = 2518 mIsUpgrade && ver.sdkVersion <= Build.VERSION_CODES.LOLLIPOP_MR1; 2519 2520 // When upgrading from pre-N, we need to handle package extraction like first boot, 2521 // as there is no profiling data available. 2522 mIsPreNUpgrade = mIsUpgrade && ver.sdkVersion < Build.VERSION_CODES.N; 2523 2524 mIsPreNMR1Upgrade = mIsUpgrade && ver.sdkVersion < Build.VERSION_CODES.N_MR1; 2525 2526 // save off the names of pre-existing system packages prior to scanning; we don't 2527 // want to automatically grant runtime permissions for new system apps 2528 if (mPromoteSystemApps) { 2529 Iterator<PackageSetting> pkgSettingIter = mSettings.mPackages.values().iterator(); 2530 while (pkgSettingIter.hasNext()) { 2531 PackageSetting ps = pkgSettingIter.next(); 2532 if (isSystemApp(ps)) { 2533 mExistingSystemPackages.add(ps.name); 2534 } 2535 } 2536 } 2537 2538 mCacheDir = preparePackageParserCache(mIsUpgrade); 2539 2540 // Set flag to monitor and not change apk file paths when 2541 // scanning install directories. 2542 int scanFlags = SCAN_BOOTING | SCAN_INITIAL; 2543 2544 if (mIsUpgrade || mFirstBoot) { 2545 scanFlags = scanFlags | SCAN_FIRST_BOOT_OR_UPGRADE; 2546 } 2547 2548 // Collect vendor overlay packages. (Do this before scanning any apps.) 2549 // For security and version matching reason, only consider 2550 // overlay packages if they reside in the right directory. 2551 scanDirTracedLI(new File(VENDOR_OVERLAY_DIR), mDefParseFlags 2552 | PackageParser.PARSE_IS_SYSTEM 2553 | PackageParser.PARSE_IS_SYSTEM_DIR 2554 | PackageParser.PARSE_TRUSTED_OVERLAY, scanFlags | SCAN_TRUSTED_OVERLAY, 0); 2555 2556 mParallelPackageParserCallback.findStaticOverlayPackages(); 2557 2558 // Find base frameworks (resource packages without code). 2559 scanDirTracedLI(frameworkDir, mDefParseFlags 2560 | PackageParser.PARSE_IS_SYSTEM 2561 | PackageParser.PARSE_IS_SYSTEM_DIR 2562 | PackageParser.PARSE_IS_PRIVILEGED, 2563 scanFlags | SCAN_NO_DEX, 0); 2564 2565 // Collected privileged system packages. 2566 final File privilegedAppDir = new File(Environment.getRootDirectory(), "priv-app"); 2567 scanDirTracedLI(privilegedAppDir, mDefParseFlags 2568 | PackageParser.PARSE_IS_SYSTEM 2569 | PackageParser.PARSE_IS_SYSTEM_DIR 2570 | PackageParser.PARSE_IS_PRIVILEGED, scanFlags, 0); 2571 2572 // Collect ordinary system packages. 2573 final File systemAppDir = new File(Environment.getRootDirectory(), "app"); 2574 scanDirTracedLI(systemAppDir, mDefParseFlags 2575 | PackageParser.PARSE_IS_SYSTEM 2576 | PackageParser.PARSE_IS_SYSTEM_DIR, scanFlags, 0); 2577 2578 // Collect all vendor packages. 2579 File vendorAppDir = new File("/vendor/app"); 2580 try { 2581 vendorAppDir = vendorAppDir.getCanonicalFile(); 2582 } catch (IOException e) { 2583 // failed to look up canonical path, continue with original one 2584 } 2585 scanDirTracedLI(vendorAppDir, mDefParseFlags 2586 | PackageParser.PARSE_IS_SYSTEM 2587 | PackageParser.PARSE_IS_SYSTEM_DIR, scanFlags, 0); 2588 2589 // Collect all OEM packages. 2590 final File oemAppDir = new File(Environment.getOemDirectory(), "app"); 2591 scanDirTracedLI(oemAppDir, mDefParseFlags 2592 | PackageParser.PARSE_IS_SYSTEM 2593 | PackageParser.PARSE_IS_SYSTEM_DIR 2594 | PackageParser.PARSE_IS_OEM, scanFlags, 0); 2595 2596 // Prune any system packages that no longer exist. 2597 final List<String> possiblyDeletedUpdatedSystemApps = new ArrayList<>(); 2598 // Stub packages must either be replaced with full versions in the /data 2599 // partition or be disabled. 2600 final List<String> stubSystemApps = new ArrayList<>(); 2601 if (!mOnlyCore) { 2602 // do this first before mucking with mPackages for the "expecting better" case 2603 final Iterator<PackageParser.Package> pkgIterator = mPackages.values().iterator(); 2604 while (pkgIterator.hasNext()) { 2605 final PackageParser.Package pkg = pkgIterator.next(); 2606 if (pkg.isStub) { 2607 stubSystemApps.add(pkg.packageName); 2608 } 2609 } 2610 2611 final Iterator<PackageSetting> psit = mSettings.mPackages.values().iterator(); 2612 while (psit.hasNext()) { 2613 PackageSetting ps = psit.next(); 2614 2615 /* 2616 * If this is not a system app, it can't be a 2617 * disable system app. 2618 */ 2619 if ((ps.pkgFlags & ApplicationInfo.FLAG_SYSTEM) == 0) { 2620 continue; 2621 } 2622 2623 /* 2624 * If the package is scanned, it's not erased. 2625 */ 2626 final PackageParser.Package scannedPkg = mPackages.get(ps.name); 2627 if (scannedPkg != null) { 2628 /* 2629 * If the system app is both scanned and in the 2630 * disabled packages list, then it must have been 2631 * added via OTA. Remove it from the currently 2632 * scanned package so the previously user-installed 2633 * application can be scanned. 2634 */ 2635 if (mSettings.isDisabledSystemPackageLPr(ps.name)) { 2636 logCriticalInfo(Log.WARN, "Expecting better updated system app for " 2637 + ps.name + "; removing system app. Last known codePath=" 2638 + ps.codePathString + ", installStatus=" + ps.installStatus 2639 + ", versionCode=" + ps.versionCode + "; scanned versionCode=" 2640 + scannedPkg.mVersionCode); 2641 removePackageLI(scannedPkg, true); 2642 mExpectingBetter.put(ps.name, ps.codePath); 2643 } 2644 2645 continue; 2646 } 2647 2648 if (!mSettings.isDisabledSystemPackageLPr(ps.name)) { 2649 psit.remove(); 2650 logCriticalInfo(Log.WARN, "System package " + ps.name 2651 + " no longer exists; it's data will be wiped"); 2652 // Actual deletion of code and data will be handled by later 2653 // reconciliation step 2654 } else { 2655 // we still have a disabled system package, but, it still might have 2656 // been removed. check the code path still exists and check there's 2657 // still a package. the latter can happen if an OTA keeps the same 2658 // code path, but, changes the package name. 2659 final PackageSetting disabledPs = 2660 mSettings.getDisabledSystemPkgLPr(ps.name); 2661 if (disabledPs.codePath == null || !disabledPs.codePath.exists() 2662 || disabledPs.pkg == null) { 2663 possiblyDeletedUpdatedSystemApps.add(ps.name); 2664 } 2665 } 2666 } 2667 } 2668 2669 //look for any incomplete package installations 2670 ArrayList<PackageSetting> deletePkgsList = mSettings.getListOfIncompleteInstallPackagesLPr(); 2671 for (int i = 0; i < deletePkgsList.size(); i++) { 2672 // Actual deletion of code and data will be handled by later 2673 // reconciliation step 2674 final String packageName = deletePkgsList.get(i).name; 2675 logCriticalInfo(Log.WARN, "Cleaning up incompletely installed app: " + packageName); 2676 synchronized (mPackages) { 2677 mSettings.removePackageLPw(packageName); 2678 } 2679 } 2680 2681 //delete tmp files 2682 deleteTempPackageFiles(); 2683 2684 final int cachedSystemApps = PackageParser.sCachedPackageReadCount.get(); 2685 2686 // Remove any shared userIDs that have no associated packages 2687 mSettings.pruneSharedUsersLPw(); 2688 final long systemScanTime = SystemClock.uptimeMillis() - startTime; 2689 final int systemPackagesCount = mPackages.size(); 2690 Slog.i(TAG, "Finished scanning system apps. Time: " + systemScanTime 2691 + " ms, packageCount: " + systemPackagesCount 2692 + " , timePerPackage: " 2693 + (systemPackagesCount == 0 ? 0 : systemScanTime / systemPackagesCount) 2694 + " , cached: " + cachedSystemApps); 2695 if (mIsUpgrade && systemPackagesCount > 0) { 2696 MetricsLogger.histogram(null, "ota_package_manager_system_app_avg_scan_time", 2697 ((int) systemScanTime) / systemPackagesCount); 2698 } 2699 if (!mOnlyCore) { 2700 EventLog.writeEvent(EventLogTags.BOOT_PROGRESS_PMS_DATA_SCAN_START, 2701 SystemClock.uptimeMillis()); 2702 scanDirTracedLI(mAppInstallDir, 0, scanFlags | SCAN_REQUIRE_KNOWN, 0); 2703 2704 scanDirTracedLI(mDrmAppPrivateInstallDir, mDefParseFlags 2705 | PackageParser.PARSE_FORWARD_LOCK, 2706 scanFlags | SCAN_REQUIRE_KNOWN, 0); 2707 2708 // Remove disable package settings for updated system apps that were 2709 // removed via an OTA. If the update is no longer present, remove the 2710 // app completely. Otherwise, revoke their system privileges. 2711 for (String deletedAppName : possiblyDeletedUpdatedSystemApps) { 2712 PackageParser.Package deletedPkg = mPackages.get(deletedAppName); 2713 mSettings.removeDisabledSystemPackageLPw(deletedAppName); 2714 2715 final String msg; 2716 if (deletedPkg == null) { 2717 // should have found an update, but, we didn't; remove everything 2718 msg = "Updated system package " + deletedAppName 2719 + " no longer exists; removing its data"; 2720 // Actual deletion of code and data will be handled by later 2721 // reconciliation step 2722 } else { 2723 // found an update; revoke system privileges 2724 msg = "Updated system package + " + deletedAppName 2725 + " no longer exists; revoking system privileges"; 2726 2727 // Don't do anything if a stub is removed from the system image. If 2728 // we were to remove the uncompressed version from the /data partition, 2729 // this is where it'd be done. 2730 2731 final PackageSetting deletedPs = mSettings.mPackages.get(deletedAppName); 2732 deletedPkg.applicationInfo.flags &= ~ApplicationInfo.FLAG_SYSTEM; 2733 deletedPs.pkgFlags &= ~ApplicationInfo.FLAG_SYSTEM; 2734 } 2735 logCriticalInfo(Log.WARN, msg); 2736 } 2737 2738 /* 2739 * Make sure all system apps that we expected to appear on 2740 * the userdata partition actually showed up. If they never 2741 * appeared, crawl back and revive the system version. 2742 */ 2743 for (int i = 0; i < mExpectingBetter.size(); i++) { 2744 final String packageName = mExpectingBetter.keyAt(i); 2745 if (!mPackages.containsKey(packageName)) { 2746 final File scanFile = mExpectingBetter.valueAt(i); 2747 2748 logCriticalInfo(Log.WARN, "Expected better " + packageName 2749 + " but never showed up; reverting to system"); 2750 2751 int reparseFlags = mDefParseFlags; 2752 if (FileUtils.contains(privilegedAppDir, scanFile)) { 2753 reparseFlags = PackageParser.PARSE_IS_SYSTEM 2754 | PackageParser.PARSE_IS_SYSTEM_DIR 2755 | PackageParser.PARSE_IS_PRIVILEGED; 2756 } else if (FileUtils.contains(systemAppDir, scanFile)) { 2757 reparseFlags = PackageParser.PARSE_IS_SYSTEM 2758 | PackageParser.PARSE_IS_SYSTEM_DIR; 2759 } else if (FileUtils.contains(vendorAppDir, scanFile)) { 2760 reparseFlags = PackageParser.PARSE_IS_SYSTEM 2761 | PackageParser.PARSE_IS_SYSTEM_DIR; 2762 } else if (FileUtils.contains(oemAppDir, scanFile)) { 2763 reparseFlags = PackageParser.PARSE_IS_SYSTEM 2764 | PackageParser.PARSE_IS_SYSTEM_DIR 2765 | PackageParser.PARSE_IS_OEM; 2766 } else { 2767 Slog.e(TAG, "Ignoring unexpected fallback path " + scanFile); 2768 continue; 2769 } 2770 2771 mSettings.enableSystemPackageLPw(packageName); 2772 2773 try { 2774 scanPackageTracedLI(scanFile, reparseFlags, scanFlags, 0, null); 2775 } catch (PackageManagerException e) { 2776 Slog.e(TAG, "Failed to parse original system package: " 2777 + e.getMessage()); 2778 } 2779 } 2780 } 2781 2782 // Uncompress and install any stubbed system applications. 2783 // This must be done last to ensure all stubs are replaced or disabled. 2784 decompressSystemApplications(stubSystemApps, scanFlags); 2785 2786 final int cachedNonSystemApps = PackageParser.sCachedPackageReadCount.get() 2787 - cachedSystemApps; 2788 2789 final long dataScanTime = SystemClock.uptimeMillis() - systemScanTime - startTime; 2790 final int dataPackagesCount = mPackages.size() - systemPackagesCount; 2791 Slog.i(TAG, "Finished scanning non-system apps. Time: " + dataScanTime 2792 + " ms, packageCount: " + dataPackagesCount 2793 + " , timePerPackage: " 2794 + (dataPackagesCount == 0 ? 0 : dataScanTime / dataPackagesCount) 2795 + " , cached: " + cachedNonSystemApps); 2796 if (mIsUpgrade && dataPackagesCount > 0) { 2797 MetricsLogger.histogram(null, "ota_package_manager_data_app_avg_scan_time", 2798 ((int) dataScanTime) / dataPackagesCount); 2799 } 2800 } 2801 mExpectingBetter.clear(); 2802 2803 // Resolve the storage manager. 2804 mStorageManagerPackage = getStorageManagerPackageName(); 2805 2806 // Resolve protected action filters. Only the setup wizard is allowed to 2807 // have a high priority filter for these actions. 2808 mSetupWizardPackage = getSetupWizardPackageName(); 2809 if (mProtectedFilters.size() > 0) { 2810 if (DEBUG_FILTERS && mSetupWizardPackage == null) { 2811 Slog.i(TAG, "No setup wizard;" 2812 + " All protected intents capped to priority 0"); 2813 } 2814 for (ActivityIntentInfo filter : mProtectedFilters) { 2815 if (filter.activity.info.packageName.equals(mSetupWizardPackage)) { 2816 if (DEBUG_FILTERS) { 2817 Slog.i(TAG, "Found setup wizard;" 2818 + " allow priority " + filter.getPriority() + ";" 2819 + " package: " + filter.activity.info.packageName 2820 + " activity: " + filter.activity.className 2821 + " priority: " + filter.getPriority()); 2822 } 2823 // skip setup wizard; allow it to keep the high priority filter 2824 continue; 2825 } 2826 if (DEBUG_FILTERS) { 2827 Slog.i(TAG, "Protected action; cap priority to 0;" 2828 + " package: " + filter.activity.info.packageName 2829 + " activity: " + filter.activity.className 2830 + " origPrio: " + filter.getPriority()); 2831 } 2832 filter.setPriority(0); 2833 } 2834 } 2835 mDeferProtectedFilters = false; 2836 mProtectedFilters.clear(); 2837 2838 // Now that we know all of the shared libraries, update all clients to have 2839 // the correct library paths. 2840 updateAllSharedLibrariesLPw(null); 2841 2842 for (SharedUserSetting setting : mSettings.getAllSharedUsersLPw()) { 2843 // NOTE: We ignore potential failures here during a system scan (like 2844 // the rest of the commands above) because there's precious little we 2845 // can do about it. A settings error is reported, though. 2846 adjustCpuAbisForSharedUserLPw(setting.packages, null /*scannedPackage*/); 2847 } 2848 2849 // Now that we know all the packages we are keeping, 2850 // read and update their last usage times. 2851 mPackageUsage.read(mPackages); 2852 mCompilerStats.read(); 2853 2854 EventLog.writeEvent(EventLogTags.BOOT_PROGRESS_PMS_SCAN_END, 2855 SystemClock.uptimeMillis()); 2856 Slog.i(TAG, "Time to scan packages: " 2857 + ((SystemClock.uptimeMillis()-startTime)/1000f) 2858 + " seconds"); 2859 2860 // If the platform SDK has changed since the last time we booted, 2861 // we need to re-grant app permission to catch any new ones that 2862 // appear. This is really a hack, and means that apps can in some 2863 // cases get permissions that the user didn't initially explicitly 2864 // allow... it would be nice to have some better way to handle 2865 // this situation. 2866 int updateFlags = UPDATE_PERMISSIONS_ALL; 2867 if (ver.sdkVersion != mSdkVersion) { 2868 Slog.i(TAG, "Platform changed from " + ver.sdkVersion + " to " 2869 + mSdkVersion + "; regranting permissions for internal storage"); 2870 updateFlags |= UPDATE_PERMISSIONS_REPLACE_PKG | UPDATE_PERMISSIONS_REPLACE_ALL; 2871 } 2872 updatePermissionsLocked(null, null, StorageManager.UUID_PRIVATE_INTERNAL, updateFlags); 2873 ver.sdkVersion = mSdkVersion; 2874 2875 // If this is the first boot or an update from pre-M, and it is a normal 2876 // boot, then we need to initialize the default preferred apps across 2877 // all defined users. 2878 if (!onlyCore && (mPromoteSystemApps || mFirstBoot)) { 2879 for (UserInfo user : sUserManager.getUsers(true)) { 2880 mSettings.applyDefaultPreferredAppsLPw(this, user.id); 2881 applyFactoryDefaultBrowserLPw(user.id); 2882 primeDomainVerificationsLPw(user.id); 2883 } 2884 } 2885 2886 // Prepare storage for system user really early during boot, 2887 // since core system apps like SettingsProvider and SystemUI 2888 // can't wait for user to start 2889 final int storageFlags; 2890 if (StorageManager.isFileEncryptedNativeOrEmulated()) { 2891 storageFlags = StorageManager.FLAG_STORAGE_DE; 2892 } else { 2893 storageFlags = StorageManager.FLAG_STORAGE_DE | StorageManager.FLAG_STORAGE_CE; 2894 } 2895 List<String> deferPackages = reconcileAppsDataLI(StorageManager.UUID_PRIVATE_INTERNAL, 2896 UserHandle.USER_SYSTEM, storageFlags, true /* migrateAppData */, 2897 true /* onlyCoreApps */); 2898 mPrepareAppDataFuture = SystemServerInitThreadPool.get().submit(() -> { 2899 TimingsTraceLog traceLog = new TimingsTraceLog("SystemServerTimingAsync", 2900 Trace.TRACE_TAG_PACKAGE_MANAGER); 2901 traceLog.traceBegin("AppDataFixup"); 2902 try { 2903 mInstaller.fixupAppData(StorageManager.UUID_PRIVATE_INTERNAL, 2904 StorageManager.FLAG_STORAGE_DE | StorageManager.FLAG_STORAGE_CE); 2905 } catch (InstallerException e) { 2906 Slog.w(TAG, "Trouble fixing GIDs", e); 2907 } 2908 traceLog.traceEnd(); 2909 2910 traceLog.traceBegin("AppDataPrepare"); 2911 if (deferPackages == null || deferPackages.isEmpty()) { 2912 return; 2913 } 2914 int count = 0; 2915 for (String pkgName : deferPackages) { 2916 PackageParser.Package pkg = null; 2917 synchronized (mPackages) { 2918 PackageSetting ps = mSettings.getPackageLPr(pkgName); 2919 if (ps != null && ps.getInstalled(UserHandle.USER_SYSTEM)) { 2920 pkg = ps.pkg; 2921 } 2922 } 2923 if (pkg != null) { 2924 synchronized (mInstallLock) { 2925 prepareAppDataAndMigrateLIF(pkg, UserHandle.USER_SYSTEM, storageFlags, 2926 true /* maybeMigrateAppData */); 2927 } 2928 count++; 2929 } 2930 } 2931 traceLog.traceEnd(); 2932 Slog.i(TAG, "Deferred reconcileAppsData finished " + count + " packages"); 2933 }, "prepareAppData"); 2934 2935 // If this is first boot after an OTA, and a normal boot, then 2936 // we need to clear code cache directories. 2937 // Note that we do *not* clear the application profiles. These remain valid 2938 // across OTAs and are used to drive profile verification (post OTA) and 2939 // profile compilation (without waiting to collect a fresh set of profiles). 2940 if (mIsUpgrade && !onlyCore) { 2941 Slog.i(TAG, "Build fingerprint changed; clearing code caches"); 2942 for (int i = 0; i < mSettings.mPackages.size(); i++) { 2943 final PackageSetting ps = mSettings.mPackages.valueAt(i); 2944 if (Objects.equals(StorageManager.UUID_PRIVATE_INTERNAL, ps.volumeUuid)) { 2945 // No apps are running this early, so no need to freeze 2946 clearAppDataLIF(ps.pkg, UserHandle.USER_ALL, 2947 StorageManager.FLAG_STORAGE_DE | StorageManager.FLAG_STORAGE_CE 2948 | Installer.FLAG_CLEAR_CODE_CACHE_ONLY); 2949 } 2950 } 2951 ver.fingerprint = Build.FINGERPRINT; 2952 } 2953 2954 checkDefaultBrowser(); 2955 2956 // clear only after permissions and other defaults have been updated 2957 mExistingSystemPackages.clear(); 2958 mPromoteSystemApps = false; 2959 2960 // All the changes are done during package scanning. 2961 ver.databaseVersion = Settings.CURRENT_DATABASE_VERSION; 2962 2963 // can downgrade to reader 2964 Trace.traceBegin(TRACE_TAG_PACKAGE_MANAGER, "write settings"); 2965 mSettings.writeLPr(); 2966 Trace.traceEnd(TRACE_TAG_PACKAGE_MANAGER); 2967 EventLog.writeEvent(EventLogTags.BOOT_PROGRESS_PMS_READY, 2968 SystemClock.uptimeMillis()); 2969 2970 if (!mOnlyCore) { 2971 mRequiredVerifierPackage = getRequiredButNotReallyRequiredVerifierLPr(); 2972 mRequiredInstallerPackage = getRequiredInstallerLPr(); 2973 mRequiredUninstallerPackage = getRequiredUninstallerLPr(); 2974 mIntentFilterVerifierComponent = getIntentFilterVerifierComponentNameLPr(); 2975 if (mIntentFilterVerifierComponent != null) { 2976 mIntentFilterVerifier = new IntentVerifierProxy(mContext, 2977 mIntentFilterVerifierComponent); 2978 } else { 2979 mIntentFilterVerifier = null; 2980 } 2981 mServicesSystemSharedLibraryPackageName = getRequiredSharedLibraryLPr( 2982 PackageManager.SYSTEM_SHARED_LIBRARY_SERVICES, 2983 SharedLibraryInfo.VERSION_UNDEFINED); 2984 mSharedSystemSharedLibraryPackageName = getRequiredSharedLibraryLPr( 2985 PackageManager.SYSTEM_SHARED_LIBRARY_SHARED, 2986 SharedLibraryInfo.VERSION_UNDEFINED); 2987 } else { 2988 mRequiredVerifierPackage = null; 2989 mRequiredInstallerPackage = null; 2990 mRequiredUninstallerPackage = null; 2991 mIntentFilterVerifierComponent = null; 2992 mIntentFilterVerifier = null; 2993 mServicesSystemSharedLibraryPackageName = null; 2994 mSharedSystemSharedLibraryPackageName = null; 2995 } 2996 2997 mInstallerService = new PackageInstallerService(context, this); 2998 final Pair<ComponentName, String> instantAppResolverComponent = 2999 getInstantAppResolverLPr(); 3000 if (instantAppResolverComponent != null) { 3001 if (DEBUG_EPHEMERAL) { 3002 Slog.d(TAG, "Set ephemeral resolver: " + instantAppResolverComponent); 3003 } 3004 mInstantAppResolverConnection = new EphemeralResolverConnection( 3005 mContext, instantAppResolverComponent.first, 3006 instantAppResolverComponent.second); 3007 mInstantAppResolverSettingsComponent = 3008 getInstantAppResolverSettingsLPr(instantAppResolverComponent.first); 3009 } else { 3010 mInstantAppResolverConnection = null; 3011 mInstantAppResolverSettingsComponent = null; 3012 } 3013 updateInstantAppInstallerLocked(null); 3014 3015 // Read and update the usage of dex files. 3016 // Do this at the end of PM init so that all the packages have their 3017 // data directory reconciled. 3018 // At this point we know the code paths of the packages, so we can validate 3019 // the disk file and build the internal cache. 3020 // The usage file is expected to be small so loading and verifying it 3021 // should take a fairly small time compare to the other activities (e.g. package 3022 // scanning). 3023 final Map<Integer, List<PackageInfo>> userPackages = new HashMap<>(); 3024 final int[] currentUserIds = UserManagerService.getInstance().getUserIds(); 3025 for (int userId : currentUserIds) { 3026 userPackages.put(userId, getInstalledPackages(/*flags*/ 0, userId).getList()); 3027 } 3028 mDexManager.load(userPackages); 3029 if (mIsUpgrade) { 3030 MetricsLogger.histogram(null, "ota_package_manager_init_time", 3031 (int) (SystemClock.uptimeMillis() - startTime)); 3032 } 3033 } // synchronized (mPackages) 3034 } // synchronized (mInstallLock) 3035 3036 // Now after opening every single application zip, make sure they 3037 // are all flushed. Not really needed, but keeps things nice and 3038 // tidy. 3039 Trace.traceBegin(TRACE_TAG_PACKAGE_MANAGER, "GC"); 3040 Runtime.getRuntime().gc(); 3041 Trace.traceEnd(TRACE_TAG_PACKAGE_MANAGER); 3042 3043 Trace.traceBegin(TRACE_TAG_PACKAGE_MANAGER, "loadFallbacks"); 3044 FallbackCategoryProvider.loadFallbacks(); 3045 Trace.traceEnd(TRACE_TAG_PACKAGE_MANAGER); 3046 3047 // The initial scanning above does many calls into installd while 3048 // holding the mPackages lock, but we're mostly interested in yelling 3049 // once we have a booted system. 3050 mInstaller.setWarnIfHeld(mPackages); 3051 3052 Trace.traceEnd(TRACE_TAG_PACKAGE_MANAGER); 3053 } 3054 3055 /** 3056 * Uncompress and install stub applications. 3057 * <p>In order to save space on the system partition, some applications are shipped in a 3058 * compressed form. In addition the compressed bits for the full application, the 3059 * system image contains a tiny stub comprised of only the Android manifest. 3060 * <p>During the first boot, attempt to uncompress and install the full application. If 3061 * the application can't be installed for any reason, disable the stub and prevent 3062 * uncompressing the full application during future boots. 3063 * <p>In order to forcefully attempt an installation of a full application, go to app 3064 * settings and enable the application. 3065 */ 3066 private void decompressSystemApplications(@NonNull List<String> stubSystemApps, int scanFlags) { 3067 for (int i = stubSystemApps.size() - 1; i >= 0; --i) { 3068 final String pkgName = stubSystemApps.get(i); 3069 // skip if the system package is already disabled 3070 if (mSettings.isDisabledSystemPackageLPr(pkgName)) { 3071 stubSystemApps.remove(i); 3072 continue; 3073 } 3074 // skip if the package isn't installed (?!); this should never happen 3075 final PackageParser.Package pkg = mPackages.get(pkgName); 3076 if (pkg == null) { 3077 stubSystemApps.remove(i); 3078 continue; 3079 } 3080 // skip if the package has been disabled by the user 3081 final PackageSetting ps = mSettings.mPackages.get(pkgName); 3082 if (ps != null) { 3083 final int enabledState = ps.getEnabled(UserHandle.USER_SYSTEM); 3084 if (enabledState == PackageManager.COMPONENT_ENABLED_STATE_DISABLED_USER) { 3085 stubSystemApps.remove(i); 3086 continue; 3087 } 3088 } 3089 3090 if (DEBUG_COMPRESSION) { 3091 Slog.i(TAG, "Uncompressing system stub; pkg: " + pkgName); 3092 } 3093 3094 // uncompress the binary to its eventual destination on /data 3095 final File scanFile = decompressPackage(pkg); 3096 if (scanFile == null) { 3097 continue; 3098 } 3099 3100 // install the package to replace the stub on /system 3101 try { 3102 mSettings.disableSystemPackageLPw(pkgName, true /*replaced*/); 3103 removePackageLI(pkg, true /*chatty*/); 3104 scanPackageTracedLI(scanFile, 0 /*reparseFlags*/, scanFlags, 0, null); 3105 ps.setEnabled(PackageManager.COMPONENT_ENABLED_STATE_DEFAULT, 3106 UserHandle.USER_SYSTEM, "android"); 3107 stubSystemApps.remove(i); 3108 continue; 3109 } catch (PackageManagerException e) { 3110 Slog.e(TAG, "Failed to parse uncompressed system package: " + e.getMessage()); 3111 } 3112 3113 // any failed attempt to install the package will be cleaned up later 3114 } 3115 3116 // disable any stub still left; these failed to install the full application 3117 for (int i = stubSystemApps.size() - 1; i >= 0; --i) { 3118 final String pkgName = stubSystemApps.get(i); 3119 final PackageSetting ps = mSettings.mPackages.get(pkgName); 3120 ps.setEnabled(PackageManager.COMPONENT_ENABLED_STATE_DISABLED, 3121 UserHandle.USER_SYSTEM, "android"); 3122 logCriticalInfo(Log.ERROR, "Stub disabled; pkg: " + pkgName); 3123 } 3124 } 3125 3126 private int decompressFile(File srcFile, File dstFile) throws ErrnoException { 3127 if (DEBUG_COMPRESSION) { 3128 Slog.i(TAG, "Decompress file" 3129 + "; src: " + srcFile.getAbsolutePath() 3130 + ", dst: " + dstFile.getAbsolutePath()); 3131 } 3132 try ( 3133 InputStream fileIn = new GZIPInputStream(new FileInputStream(srcFile)); 3134 OutputStream fileOut = new FileOutputStream(dstFile, false /*append*/); 3135 ) { 3136 Streams.copy(fileIn, fileOut); 3137 Os.chmod(dstFile.getAbsolutePath(), 0644); 3138 return PackageManager.INSTALL_SUCCEEDED; 3139 } catch (IOException e) { 3140 logCriticalInfo(Log.ERROR, "Failed to decompress file" 3141 + "; src: " + srcFile.getAbsolutePath() 3142 + ", dst: " + dstFile.getAbsolutePath()); 3143 } 3144 return PackageManager.INSTALL_FAILED_INTERNAL_ERROR; 3145 } 3146 3147 private File[] getCompressedFiles(String codePath) { 3148 final File stubCodePath = new File(codePath); 3149 final String stubName = stubCodePath.getName(); 3150 3151 // The layout of a compressed package on a given partition is as follows : 3152 // 3153 // Compressed artifacts: 3154 // 3155 // /partition/ModuleName/foo.gz 3156 // /partation/ModuleName/bar.gz 3157 // 3158 // Stub artifact: 3159 // 3160 // /partition/ModuleName-Stub/ModuleName-Stub.apk 3161 // 3162 // In other words, stub is on the same partition as the compressed artifacts 3163 // and in a directory that's suffixed with "-Stub". 3164 int idx = stubName.lastIndexOf(STUB_SUFFIX); 3165 if (idx < 0 || (stubName.length() != (idx + STUB_SUFFIX.length()))) { 3166 return null; 3167 } 3168 3169 final File stubParentDir = stubCodePath.getParentFile(); 3170 if (stubParentDir == null) { 3171 Slog.e(TAG, "Unable to determine stub parent dir for codePath: " + codePath); 3172 return null; 3173 } 3174 3175 final File compressedPath = new File(stubParentDir, stubName.substring(0, idx)); 3176 final File[] files = compressedPath.listFiles(new FilenameFilter() { 3177 @Override 3178 public boolean accept(File dir, String name) { 3179 return name.toLowerCase().endsWith(COMPRESSED_EXTENSION); 3180 } 3181 }); 3182 3183 if (DEBUG_COMPRESSION && files != null && files.length > 0) { 3184 Slog.i(TAG, "getCompressedFiles[" + codePath + "]: " + Arrays.toString(files)); 3185 } 3186 3187 return files; 3188 } 3189 3190 private boolean compressedFileExists(String codePath) { 3191 final File[] compressedFiles = getCompressedFiles(codePath); 3192 return compressedFiles != null && compressedFiles.length > 0; 3193 } 3194 3195 /** 3196 * Decompresses the given package on the system image onto 3197 * the /data partition. 3198 * @return The directory the package was decompressed into. Otherwise, {@code null}. 3199 */ 3200 private File decompressPackage(PackageParser.Package pkg) { 3201 final File[] compressedFiles = getCompressedFiles(pkg.codePath); 3202 if (compressedFiles == null || compressedFiles.length == 0) { 3203 if (DEBUG_COMPRESSION) { 3204 Slog.i(TAG, "No files to decompress: " + pkg.baseCodePath); 3205 } 3206 return null; 3207 } 3208 final File dstCodePath = 3209 getNextCodePath(Environment.getDataAppDirectory(null), pkg.packageName); 3210 int ret = PackageManager.INSTALL_SUCCEEDED; 3211 try { 3212 Os.mkdir(dstCodePath.getAbsolutePath(), 0755); 3213 Os.chmod(dstCodePath.getAbsolutePath(), 0755); 3214 for (File srcFile : compressedFiles) { 3215 final String srcFileName = srcFile.getName(); 3216 final String dstFileName = srcFileName.substring( 3217 0, srcFileName.length() - COMPRESSED_EXTENSION.length()); 3218 final File dstFile = new File(dstCodePath, dstFileName); 3219 ret = decompressFile(srcFile, dstFile); 3220 if (ret != PackageManager.INSTALL_SUCCEEDED) { 3221 logCriticalInfo(Log.ERROR, "Failed to decompress" 3222 + "; pkg: " + pkg.packageName 3223 + ", file: " + dstFileName); 3224 break; 3225 } 3226 } 3227 } catch (ErrnoException e) { 3228 logCriticalInfo(Log.ERROR, "Failed to decompress" 3229 + "; pkg: " + pkg.packageName 3230 + ", err: " + e.errno); 3231 } 3232 if (ret == PackageManager.INSTALL_SUCCEEDED) { 3233 final File libraryRoot = new File(dstCodePath, LIB_DIR_NAME); 3234 NativeLibraryHelper.Handle handle = null; 3235 try { 3236 handle = NativeLibraryHelper.Handle.create(dstCodePath); 3237 ret = NativeLibraryHelper.copyNativeBinariesWithOverride(handle, libraryRoot, 3238 null /*abiOverride*/); 3239 } catch (IOException e) { 3240 logCriticalInfo(Log.ERROR, "Failed to extract native libraries" 3241 + "; pkg: " + pkg.packageName); 3242 ret = PackageManager.INSTALL_FAILED_INTERNAL_ERROR; 3243 } finally { 3244 IoUtils.closeQuietly(handle); 3245 } 3246 } 3247 if (ret != PackageManager.INSTALL_SUCCEEDED) { 3248 if (dstCodePath == null || !dstCodePath.exists()) { 3249 return null; 3250 } 3251 removeCodePathLI(dstCodePath); 3252 return null; 3253 } 3254 3255 return dstCodePath; 3256 } 3257 3258 private void updateInstantAppInstallerLocked(String modifiedPackage) { 3259 // we're only interested in updating the installer appliction when 1) it's not 3260 // already set or 2) the modified package is the installer 3261 if (mInstantAppInstallerActivity != null 3262 && !mInstantAppInstallerActivity.getComponentName().getPackageName() 3263 .equals(modifiedPackage)) { 3264 return; 3265 } 3266 setUpInstantAppInstallerActivityLP(getInstantAppInstallerLPr()); 3267 } 3268 3269 private static File preparePackageParserCache(boolean isUpgrade) { 3270 if (!DEFAULT_PACKAGE_PARSER_CACHE_ENABLED) { 3271 return null; 3272 } 3273 3274 // Disable package parsing on eng builds to allow for faster incremental development. 3275 if (Build.IS_ENG) { 3276 return null; 3277 } 3278 3279 if (SystemProperties.getBoolean("pm.boot.disable_package_cache", false)) { 3280 Slog.i(TAG, "Disabling package parser cache due to system property."); 3281 return null; 3282 } 3283 3284 // The base directory for the package parser cache lives under /data/system/. 3285 final File cacheBaseDir = FileUtils.createDir(Environment.getDataSystemDirectory(), 3286 "package_cache"); 3287 if (cacheBaseDir == null) { 3288 return null; 3289 } 3290 3291 // If this is a system upgrade scenario, delete the contents of the package cache dir. 3292 // This also serves to "GC" unused entries when the package cache version changes (which 3293 // can only happen during upgrades). 3294 if (isUpgrade) { 3295 FileUtils.deleteContents(cacheBaseDir); 3296 } 3297 3298 3299 // Return the versioned package cache directory. This is something like 3300 // "/data/system/package_cache/1" 3301 File cacheDir = FileUtils.createDir(cacheBaseDir, PACKAGE_PARSER_CACHE_VERSION); 3302 3303 // The following is a workaround to aid development on non-numbered userdebug 3304 // builds or cases where "adb sync" is used on userdebug builds. If we detect that 3305 // the system partition is newer. 3306 // 3307 // NOTE: When no BUILD_NUMBER is set by the build system, it defaults to a build 3308 // that starts with "eng." to signify that this is an engineering build and not 3309 // destined for release. 3310 if (Build.IS_USERDEBUG && Build.VERSION.INCREMENTAL.startsWith("eng.")) { 3311 Slog.w(TAG, "Wiping cache directory because the system partition changed."); 3312 3313 // Heuristic: If the /system directory has been modified recently due to an "adb sync" 3314 // or a regular make, then blow away the cache. Note that mtimes are *NOT* reliable 3315 // in general and should not be used for production changes. In this specific case, 3316 // we know that they will work. 3317 File frameworkDir = new File(Environment.getRootDirectory(), "framework"); 3318 if (cacheDir.lastModified() < frameworkDir.lastModified()) { 3319 FileUtils.deleteContents(cacheBaseDir); 3320 cacheDir = FileUtils.createDir(cacheBaseDir, PACKAGE_PARSER_CACHE_VERSION); 3321 } 3322 } 3323 3324 return cacheDir; 3325 } 3326 3327 @Override 3328 public boolean isFirstBoot() { 3329 // allow instant applications 3330 return mFirstBoot; 3331 } 3332 3333 @Override 3334 public boolean isOnlyCoreApps() { 3335 // allow instant applications 3336 return mOnlyCore; 3337 } 3338 3339 @Override 3340 public boolean isUpgrade() { 3341 // allow instant applications 3342 // The system property allows testing ota flow when upgraded to the same image. 3343 return mIsUpgrade || SystemProperties.getBoolean( 3344 "persist.pm.mock-upgrade", false /* default */); 3345 } 3346 3347 private @Nullable String getRequiredButNotReallyRequiredVerifierLPr() { 3348 final Intent intent = new Intent(Intent.ACTION_PACKAGE_NEEDS_VERIFICATION); 3349 3350 final List<ResolveInfo> matches = queryIntentReceiversInternal(intent, PACKAGE_MIME_TYPE, 3351 MATCH_SYSTEM_ONLY | MATCH_DIRECT_BOOT_AWARE | MATCH_DIRECT_BOOT_UNAWARE, 3352 UserHandle.USER_SYSTEM, false /*allowDynamicSplits*/); 3353 if (matches.size() == 1) { 3354 return matches.get(0).getComponentInfo().packageName; 3355 } else if (matches.size() == 0) { 3356 Log.e(TAG, "There should probably be a verifier, but, none were found"); 3357 return null; 3358 } 3359 throw new RuntimeException("There must be exactly one verifier; found " + matches); 3360 } 3361 3362 private @NonNull String getRequiredSharedLibraryLPr(String name, int version) { 3363 synchronized (mPackages) { 3364 SharedLibraryEntry libraryEntry = getSharedLibraryEntryLPr(name, version); 3365 if (libraryEntry == null) { 3366 throw new IllegalStateException("Missing required shared library:" + name); 3367 } 3368 return libraryEntry.apk; 3369 } 3370 } 3371 3372 private @NonNull String getRequiredInstallerLPr() { 3373 final Intent intent = new Intent(Intent.ACTION_INSTALL_PACKAGE); 3374 intent.addCategory(Intent.CATEGORY_DEFAULT); 3375 intent.setDataAndType(Uri.fromFile(new File("foo.apk")), PACKAGE_MIME_TYPE); 3376 3377 final List<ResolveInfo> matches = queryIntentActivitiesInternal(intent, PACKAGE_MIME_TYPE, 3378 MATCH_SYSTEM_ONLY | MATCH_DIRECT_BOOT_AWARE | MATCH_DIRECT_BOOT_UNAWARE, 3379 UserHandle.USER_SYSTEM); 3380 if (matches.size() == 1) { 3381 ResolveInfo resolveInfo = matches.get(0); 3382 if (!resolveInfo.activityInfo.applicationInfo.isPrivilegedApp()) { 3383 throw new RuntimeException("The installer must be a privileged app"); 3384 } 3385 return matches.get(0).getComponentInfo().packageName; 3386 } else { 3387 throw new RuntimeException("There must be exactly one installer; found " + matches); 3388 } 3389 } 3390 3391 private @NonNull String getRequiredUninstallerLPr() { 3392 final Intent intent = new Intent(Intent.ACTION_UNINSTALL_PACKAGE); 3393 intent.addCategory(Intent.CATEGORY_DEFAULT); 3394 intent.setData(Uri.fromParts(PACKAGE_SCHEME, "foo.bar", null)); 3395 3396 final ResolveInfo resolveInfo = resolveIntent(intent, null, 3397 MATCH_SYSTEM_ONLY | MATCH_DIRECT_BOOT_AWARE | MATCH_DIRECT_BOOT_UNAWARE, 3398 UserHandle.USER_SYSTEM); 3399 if (resolveInfo == null || 3400 mResolveActivity.name.equals(resolveInfo.getComponentInfo().name)) { 3401 throw new RuntimeException("There must be exactly one uninstaller; found " 3402 + resolveInfo); 3403 } 3404 return resolveInfo.getComponentInfo().packageName; 3405 } 3406 3407 private @NonNull ComponentName getIntentFilterVerifierComponentNameLPr() { 3408 final Intent intent = new Intent(Intent.ACTION_INTENT_FILTER_NEEDS_VERIFICATION); 3409 3410 final List<ResolveInfo> matches = queryIntentReceiversInternal(intent, PACKAGE_MIME_TYPE, 3411 MATCH_SYSTEM_ONLY | MATCH_DIRECT_BOOT_AWARE | MATCH_DIRECT_BOOT_UNAWARE, 3412 UserHandle.USER_SYSTEM, false /*allowDynamicSplits*/); 3413 ResolveInfo best = null; 3414 final int N = matches.size(); 3415 for (int i = 0; i < N; i++) { 3416 final ResolveInfo cur = matches.get(i); 3417 final String packageName = cur.getComponentInfo().packageName; 3418 if (checkPermission(android.Manifest.permission.INTENT_FILTER_VERIFICATION_AGENT, 3419 packageName, UserHandle.USER_SYSTEM) != PackageManager.PERMISSION_GRANTED) { 3420 continue; 3421 } 3422 3423 if (best == null || cur.priority > best.priority) { 3424 best = cur; 3425 } 3426 } 3427 3428 if (best != null) { 3429 return best.getComponentInfo().getComponentName(); 3430 } 3431 Slog.w(TAG, "Intent filter verifier not found"); 3432 return null; 3433 } 3434 3435 @Override 3436 public @Nullable ComponentName getInstantAppResolverComponent() { 3437 if (getInstantAppPackageName(Binder.getCallingUid()) != null) { 3438 return null; 3439 } 3440 synchronized (mPackages) { 3441 final Pair<ComponentName, String> instantAppResolver = getInstantAppResolverLPr(); 3442 if (instantAppResolver == null) { 3443 return null; 3444 } 3445 return instantAppResolver.first; 3446 } 3447 } 3448 3449 private @Nullable Pair<ComponentName, String> getInstantAppResolverLPr() { 3450 final String[] packageArray = 3451 mContext.getResources().getStringArray(R.array.config_ephemeralResolverPackage); 3452 if (packageArray.length == 0 && !Build.IS_DEBUGGABLE) { 3453 if (DEBUG_EPHEMERAL) { 3454 Slog.d(TAG, "Ephemeral resolver NOT found; empty package list"); 3455 } 3456 return null; 3457 } 3458 3459 final int callingUid = Binder.getCallingUid(); 3460 final int resolveFlags = 3461 MATCH_DIRECT_BOOT_AWARE 3462 | MATCH_DIRECT_BOOT_UNAWARE 3463 | (!Build.IS_DEBUGGABLE ? MATCH_SYSTEM_ONLY : 0); 3464 String actionName = Intent.ACTION_RESOLVE_INSTANT_APP_PACKAGE; 3465 final Intent resolverIntent = new Intent(actionName); 3466 List<ResolveInfo> resolvers = queryIntentServicesInternal(resolverIntent, null, 3467 resolveFlags, UserHandle.USER_SYSTEM, callingUid, false /*includeInstantApps*/); 3468 // temporarily look for the old action 3469 if (resolvers.size() == 0) { 3470 if (DEBUG_EPHEMERAL) { 3471 Slog.d(TAG, "Ephemeral resolver not found with new action; try old one"); 3472 } 3473 actionName = Intent.ACTION_RESOLVE_EPHEMERAL_PACKAGE; 3474 resolverIntent.setAction(actionName); 3475 resolvers = queryIntentServicesInternal(resolverIntent, null, 3476 resolveFlags, UserHandle.USER_SYSTEM, callingUid, false /*includeInstantApps*/); 3477 } 3478 final int N = resolvers.size(); 3479 if (N == 0) { 3480 if (DEBUG_EPHEMERAL) { 3481 Slog.d(TAG, "Ephemeral resolver NOT found; no matching intent filters"); 3482 } 3483 return null; 3484 } 3485 3486 final Set<String> possiblePackages = new ArraySet<>(Arrays.asList(packageArray)); 3487 for (int i = 0; i < N; i++) { 3488 final ResolveInfo info = resolvers.get(i); 3489 3490 if (info.serviceInfo == null) { 3491 continue; 3492 } 3493 3494 final String packageName = info.serviceInfo.packageName; 3495 if (!possiblePackages.contains(packageName) && !Build.IS_DEBUGGABLE) { 3496 if (DEBUG_EPHEMERAL) { 3497 Slog.d(TAG, "Ephemeral resolver not in allowed package list;" 3498 + " pkg: " + packageName + ", info:" + info); 3499 } 3500 continue; 3501 } 3502 3503 if (DEBUG_EPHEMERAL) { 3504 Slog.v(TAG, "Ephemeral resolver found;" 3505 + " pkg: " + packageName + ", info:" + info); 3506 } 3507 return new Pair<>(new ComponentName(packageName, info.serviceInfo.name), actionName); 3508 } 3509 if (DEBUG_EPHEMERAL) { 3510 Slog.v(TAG, "Ephemeral resolver NOT found"); 3511 } 3512 return null; 3513 } 3514 3515 private @Nullable ActivityInfo getInstantAppInstallerLPr() { 3516 final Intent intent = new Intent(Intent.ACTION_INSTALL_INSTANT_APP_PACKAGE); 3517 intent.addCategory(Intent.CATEGORY_DEFAULT); 3518 intent.setDataAndType(Uri.fromFile(new File("foo.apk")), PACKAGE_MIME_TYPE); 3519 3520 final int resolveFlags = 3521 MATCH_DIRECT_BOOT_AWARE 3522 | MATCH_DIRECT_BOOT_UNAWARE 3523 | (!Build.IS_DEBUGGABLE ? MATCH_SYSTEM_ONLY : 0); 3524 List<ResolveInfo> matches = queryIntentActivitiesInternal(intent, PACKAGE_MIME_TYPE, 3525 resolveFlags, UserHandle.USER_SYSTEM); 3526 // temporarily look for the old action 3527 if (matches.isEmpty()) { 3528 if (DEBUG_EPHEMERAL) { 3529 Slog.d(TAG, "Ephemeral installer not found with new action; try old one"); 3530 } 3531 intent.setAction(Intent.ACTION_INSTALL_EPHEMERAL_PACKAGE); 3532 matches = queryIntentActivitiesInternal(intent, PACKAGE_MIME_TYPE, 3533 resolveFlags, UserHandle.USER_SYSTEM); 3534 } 3535 Iterator<ResolveInfo> iter = matches.iterator(); 3536 while (iter.hasNext()) { 3537 final ResolveInfo rInfo = iter.next(); 3538 final PackageSetting ps = mSettings.mPackages.get(rInfo.activityInfo.packageName); 3539 if (ps != null) { 3540 final PermissionsState permissionsState = ps.getPermissionsState(); 3541 if (permissionsState.hasPermission(Manifest.permission.INSTALL_PACKAGES, 0)) { 3542 continue; 3543 } 3544 } 3545 iter.remove(); 3546 } 3547 if (matches.size() == 0) { 3548 return null; 3549 } else if (matches.size() == 1) { 3550 return (ActivityInfo) matches.get(0).getComponentInfo(); 3551 } else { 3552 throw new RuntimeException( 3553 "There must be at most one ephemeral installer; found " + matches); 3554 } 3555 } 3556 3557 private @Nullable ComponentName getInstantAppResolverSettingsLPr( 3558 @NonNull ComponentName resolver) { 3559 final Intent intent = new Intent(Intent.ACTION_INSTANT_APP_RESOLVER_SETTINGS) 3560 .addCategory(Intent.CATEGORY_DEFAULT) 3561 .setPackage(resolver.getPackageName()); 3562 final int resolveFlags = MATCH_DIRECT_BOOT_AWARE | MATCH_DIRECT_BOOT_UNAWARE; 3563 List<ResolveInfo> matches = queryIntentActivitiesInternal(intent, null, resolveFlags, 3564 UserHandle.USER_SYSTEM); 3565 // temporarily look for the old action 3566 if (matches.isEmpty()) { 3567 if (DEBUG_EPHEMERAL) { 3568 Slog.d(TAG, "Ephemeral resolver settings not found with new action; try old one"); 3569 } 3570 intent.setAction(Intent.ACTION_EPHEMERAL_RESOLVER_SETTINGS); 3571 matches = queryIntentActivitiesInternal(intent, null, resolveFlags, 3572 UserHandle.USER_SYSTEM); 3573 } 3574 if (matches.isEmpty()) { 3575 return null; 3576 } 3577 return matches.get(0).getComponentInfo().getComponentName(); 3578 } 3579 3580 private void primeDomainVerificationsLPw(int userId) { 3581 if (DEBUG_DOMAIN_VERIFICATION) { 3582 Slog.d(TAG, "Priming domain verifications in user " + userId); 3583 } 3584 3585 SystemConfig systemConfig = SystemConfig.getInstance(); 3586 ArraySet<String> packages = systemConfig.getLinkedApps(); 3587 3588 for (String packageName : packages) { 3589 PackageParser.Package pkg = mPackages.get(packageName); 3590 if (pkg != null) { 3591 if (!pkg.isSystemApp()) { 3592 Slog.w(TAG, "Non-system app '" + packageName + "' in sysconfig <app-link>"); 3593 continue; 3594 } 3595 3596 ArraySet<String> domains = null; 3597 for (PackageParser.Activity a : pkg.activities) { 3598 for (ActivityIntentInfo filter : a.intents) { 3599 if (hasValidDomains(filter)) { 3600 if (domains == null) { 3601 domains = new ArraySet<String>(); 3602 } 3603 domains.addAll(filter.getHostsList()); 3604 } 3605 } 3606 } 3607 3608 if (domains != null && domains.size() > 0) { 3609 if (DEBUG_DOMAIN_VERIFICATION) { 3610 Slog.v(TAG, " + " + packageName); 3611 } 3612 // 'Undefined' in the global IntentFilterVerificationInfo, i.e. the usual 3613 // state w.r.t. the formal app-linkage "no verification attempted" state; 3614 // and then 'always' in the per-user state actually used for intent resolution. 3615 final IntentFilterVerificationInfo ivi; 3616 ivi = mSettings.createIntentFilterVerificationIfNeededLPw(packageName, domains); 3617 ivi.setStatus(INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_UNDEFINED); 3618 mSettings.updateIntentFilterVerificationStatusLPw(packageName, 3619 INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_ALWAYS, userId); 3620 } else { 3621 Slog.w(TAG, "Sysconfig <app-link> package '" + packageName 3622 + "' does not handle web links"); 3623 } 3624 } else { 3625 Slog.w(TAG, "Unknown package " + packageName + " in sysconfig <app-link>"); 3626 } 3627 } 3628 3629 scheduleWritePackageRestrictionsLocked(userId); 3630 scheduleWriteSettingsLocked(); 3631 } 3632 3633 private void applyFactoryDefaultBrowserLPw(int userId) { 3634 // The default browser app's package name is stored in a string resource, 3635 // with a product-specific overlay used for vendor customization. 3636 String browserPkg = mContext.getResources().getString( 3637 com.android.internal.R.string.default_browser); 3638 if (!TextUtils.isEmpty(browserPkg)) { 3639 // non-empty string => required to be a known package 3640 PackageSetting ps = mSettings.mPackages.get(browserPkg); 3641 if (ps == null) { 3642 Slog.e(TAG, "Product default browser app does not exist: " + browserPkg); 3643 browserPkg = null; 3644 } else { 3645 mSettings.setDefaultBrowserPackageNameLPw(browserPkg, userId); 3646 } 3647 } 3648 3649 // Nothing valid explicitly set? Make the factory-installed browser the explicit 3650 // default. If there's more than one, just leave everything alone. 3651 if (browserPkg == null) { 3652 calculateDefaultBrowserLPw(userId); 3653 } 3654 } 3655 3656 private void calculateDefaultBrowserLPw(int userId) { 3657 List<String> allBrowsers = resolveAllBrowserApps(userId); 3658 final String browserPkg = (allBrowsers.size() == 1) ? allBrowsers.get(0) : null; 3659 mSettings.setDefaultBrowserPackageNameLPw(browserPkg, userId); 3660 } 3661 3662 private List<String> resolveAllBrowserApps(int userId) { 3663 // Resolve the canonical browser intent and check that the handleAllWebDataURI boolean is set 3664 List<ResolveInfo> list = queryIntentActivitiesInternal(sBrowserIntent, null, 3665 PackageManager.MATCH_ALL, userId); 3666 3667 final int count = list.size(); 3668 List<String> result = new ArrayList<String>(count); 3669 for (int i=0; i<count; i++) { 3670 ResolveInfo info = list.get(i); 3671 if (info.activityInfo == null 3672 || !info.handleAllWebDataURI 3673 || (info.activityInfo.applicationInfo.flags & ApplicationInfo.FLAG_SYSTEM) == 0 3674 || result.contains(info.activityInfo.packageName)) { 3675 continue; 3676 } 3677 result.add(info.activityInfo.packageName); 3678 } 3679 3680 return result; 3681 } 3682 3683 private boolean packageIsBrowser(String packageName, int userId) { 3684 List<ResolveInfo> list = queryIntentActivitiesInternal(sBrowserIntent, null, 3685 PackageManager.MATCH_ALL, userId); 3686 final int N = list.size(); 3687 for (int i = 0; i < N; i++) { 3688 ResolveInfo info = list.get(i); 3689 if (packageName.equals(info.activityInfo.packageName)) { 3690 return true; 3691 } 3692 } 3693 return false; 3694 } 3695 3696 private void checkDefaultBrowser() { 3697 final int myUserId = UserHandle.myUserId(); 3698 final String packageName = getDefaultBrowserPackageName(myUserId); 3699 if (packageName != null) { 3700 PackageInfo info = getPackageInfo(packageName, 0, myUserId); 3701 if (info == null) { 3702 Slog.w(TAG, "Default browser no longer installed: " + packageName); 3703 synchronized (mPackages) { 3704 applyFactoryDefaultBrowserLPw(myUserId); // leaves ambiguous when > 1 3705 } 3706 } 3707 } 3708 } 3709 3710 @Override 3711 public boolean onTransact(int code, Parcel data, Parcel reply, int flags) 3712 throws RemoteException { 3713 try { 3714 return super.onTransact(code, data, reply, flags); 3715 } catch (RuntimeException e) { 3716 if (!(e instanceof SecurityException) && !(e instanceof IllegalArgumentException)) { 3717 Slog.wtf(TAG, "Package Manager Crash", e); 3718 } 3719 throw e; 3720 } 3721 } 3722 3723 static int[] appendInts(int[] cur, int[] add) { 3724 if (add == null) return cur; 3725 if (cur == null) return add; 3726 final int N = add.length; 3727 for (int i=0; i<N; i++) { 3728 cur = appendInt(cur, add[i]); 3729 } 3730 return cur; 3731 } 3732 3733 /** 3734 * Returns whether or not a full application can see an instant application. 3735 * <p> 3736 * Currently, there are three cases in which this can occur: 3737 * <ol> 3738 * <li>The calling application is a "special" process. The special 3739 * processes are {@link Process#SYSTEM_UID}, {@link Process#SHELL_UID} 3740 * and {@code 0}</li> 3741 * <li>The calling application has the permission 3742 * {@link android.Manifest.permission#ACCESS_INSTANT_APPS}</li> 3743 * <li>The calling application is the default launcher on the 3744 * system partition.</li> 3745 * </ol> 3746 */ 3747 private boolean canViewInstantApps(int callingUid, int userId) { 3748 if (callingUid == Process.SYSTEM_UID 3749 || callingUid == Process.SHELL_UID 3750 || callingUid == Process.ROOT_UID) { 3751 return true; 3752 } 3753 if (mContext.checkCallingOrSelfPermission( 3754 android.Manifest.permission.ACCESS_INSTANT_APPS) == PERMISSION_GRANTED) { 3755 return true; 3756 } 3757 if (mContext.checkCallingOrSelfPermission( 3758 android.Manifest.permission.VIEW_INSTANT_APPS) == PERMISSION_GRANTED) { 3759 final ComponentName homeComponent = getDefaultHomeActivity(userId); 3760 if (homeComponent != null 3761 && isCallerSameApp(homeComponent.getPackageName(), callingUid)) { 3762 return true; 3763 } 3764 } 3765 return false; 3766 } 3767 3768 private PackageInfo generatePackageInfo(PackageSetting ps, int flags, int userId) { 3769 if (!sUserManager.exists(userId)) return null; 3770 if (ps == null) { 3771 return null; 3772 } 3773 PackageParser.Package p = ps.pkg; 3774 if (p == null) { 3775 return null; 3776 } 3777 final int callingUid = Binder.getCallingUid(); 3778 // Filter out ephemeral app metadata: 3779 // * The system/shell/root can see metadata for any app 3780 // * An installed app can see metadata for 1) other installed apps 3781 // and 2) ephemeral apps that have explicitly interacted with it 3782 // * Ephemeral apps can only see their own data and exposed installed apps 3783 // * Holding a signature permission allows seeing instant apps 3784 if (filterAppAccessLPr(ps, callingUid, userId)) { 3785 return null; 3786 } 3787 3788 final PermissionsState permissionsState = ps.getPermissionsState(); 3789 3790 // Compute GIDs only if requested 3791 final int[] gids = (flags & PackageManager.GET_GIDS) == 0 3792 ? EMPTY_INT_ARRAY : permissionsState.computeGids(userId); 3793 // Compute granted permissions only if package has requested permissions 3794 final Set<String> permissions = ArrayUtils.isEmpty(p.requestedPermissions) 3795 ? Collections.<String>emptySet() : permissionsState.getPermissions(userId); 3796 final PackageUserState state = ps.readUserState(userId); 3797 3798 if ((flags & MATCH_UNINSTALLED_PACKAGES) != 0 3799 && ps.isSystem()) { 3800 flags |= MATCH_ANY_USER; 3801 } 3802 3803 PackageInfo packageInfo = PackageParser.generatePackageInfo(p, gids, flags, 3804 ps.firstInstallTime, ps.lastUpdateTime, permissions, state, userId); 3805 3806 if (packageInfo == null) { 3807 return null; 3808 } 3809 3810 packageInfo.packageName = packageInfo.applicationInfo.packageName = 3811 resolveExternalPackageNameLPr(p); 3812 3813 return packageInfo; 3814 } 3815 3816 @Override 3817 public void checkPackageStartable(String packageName, int userId) { 3818 final int callingUid = Binder.getCallingUid(); 3819 if (getInstantAppPackageName(callingUid) != null) { 3820 throw new SecurityException("Instant applications don't have access to this method"); 3821 } 3822 final boolean userKeyUnlocked = StorageManager.isUserKeyUnlocked(userId); 3823 synchronized (mPackages) { 3824 final PackageSetting ps = mSettings.mPackages.get(packageName); 3825 if (ps == null || filterAppAccessLPr(ps, callingUid, userId)) { 3826 throw new SecurityException("Package " + packageName + " was not found!"); 3827 } 3828 3829 if (!ps.getInstalled(userId)) { 3830 throw new SecurityException( 3831 "Package " + packageName + " was not installed for user " + userId + "!"); 3832 } 3833 3834 if (mSafeMode && !ps.isSystem()) { 3835 throw new SecurityException("Package " + packageName + " not a system app!"); 3836 } 3837 3838 if (mFrozenPackages.contains(packageName)) { 3839 throw new SecurityException("Package " + packageName + " is currently frozen!"); 3840 } 3841 3842 if (!userKeyUnlocked && !ps.pkg.applicationInfo.isEncryptionAware()) { 3843 throw new SecurityException("Package " + packageName + " is not encryption aware!"); 3844 } 3845 } 3846 } 3847 3848 @Override 3849 public boolean isPackageAvailable(String packageName, int userId) { 3850 if (!sUserManager.exists(userId)) return false; 3851 final int callingUid = Binder.getCallingUid(); 3852 mPermissionManager.enforceCrossUserPermission(callingUid, userId, 3853 false /*requireFullPermission*/, false /*checkShell*/, "is package available"); 3854 synchronized (mPackages) { 3855 PackageParser.Package p = mPackages.get(packageName); 3856 if (p != null) { 3857 final PackageSetting ps = (PackageSetting) p.mExtras; 3858 if (filterAppAccessLPr(ps, callingUid, userId)) { 3859 return false; 3860 } 3861 if (ps != null) { 3862 final PackageUserState state = ps.readUserState(userId); 3863 if (state != null) { 3864 return PackageParser.isAvailable(state); 3865 } 3866 } 3867 } 3868 } 3869 return false; 3870 } 3871 3872 @Override 3873 public PackageInfo getPackageInfo(String packageName, int flags, int userId) { 3874 return getPackageInfoInternal(packageName, PackageManager.VERSION_CODE_HIGHEST, 3875 flags, Binder.getCallingUid(), userId); 3876 } 3877 3878 @Override 3879 public PackageInfo getPackageInfoVersioned(VersionedPackage versionedPackage, 3880 int flags, int userId) { 3881 return getPackageInfoInternal(versionedPackage.getPackageName(), 3882 versionedPackage.getVersionCode(), flags, Binder.getCallingUid(), userId); 3883 } 3884 3885 /** 3886 * Important: The provided filterCallingUid is used exclusively to filter out packages 3887 * that can be seen based on user state. It's typically the original caller uid prior 3888 * to clearing. Because it can only be provided by trusted code, it's value can be 3889 * trusted and will be used as-is; unlike userId which will be validated by this method. 3890 */ 3891 private PackageInfo getPackageInfoInternal(String packageName, int versionCode, 3892 int flags, int filterCallingUid, int userId) { 3893 if (!sUserManager.exists(userId)) return null; 3894 flags = updateFlagsForPackage(flags, userId, packageName); 3895 mPermissionManager.enforceCrossUserPermission(Binder.getCallingUid(), userId, 3896 false /* requireFullPermission */, false /* checkShell */, "get package info"); 3897 3898 // reader 3899 synchronized (mPackages) { 3900 // Normalize package name to handle renamed packages and static libs 3901 packageName = resolveInternalPackageNameLPr(packageName, versionCode); 3902 3903 final boolean matchFactoryOnly = (flags & MATCH_FACTORY_ONLY) != 0; 3904 if (matchFactoryOnly) { 3905 final PackageSetting ps = mSettings.getDisabledSystemPkgLPr(packageName); 3906 if (ps != null) { 3907 if (filterSharedLibPackageLPr(ps, filterCallingUid, userId, flags)) { 3908 return null; 3909 } 3910 if (filterAppAccessLPr(ps, filterCallingUid, userId)) { 3911 return null; 3912 } 3913 return generatePackageInfo(ps, flags, userId); 3914 } 3915 } 3916 3917 PackageParser.Package p = mPackages.get(packageName); 3918 if (matchFactoryOnly && p != null && !isSystemApp(p)) { 3919 return null; 3920 } 3921 if (DEBUG_PACKAGE_INFO) 3922 Log.v(TAG, "getPackageInfo " + packageName + ": " + p); 3923 if (p != null) { 3924 final PackageSetting ps = (PackageSetting) p.mExtras; 3925 if (filterSharedLibPackageLPr(ps, filterCallingUid, userId, flags)) { 3926 return null; 3927 } 3928 if (ps != null && filterAppAccessLPr(ps, filterCallingUid, userId)) { 3929 return null; 3930 } 3931 return generatePackageInfo((PackageSetting)p.mExtras, flags, userId); 3932 } 3933 if (!matchFactoryOnly && (flags & MATCH_KNOWN_PACKAGES) != 0) { 3934 final PackageSetting ps = mSettings.mPackages.get(packageName); 3935 if (ps == null) return null; 3936 if (filterSharedLibPackageLPr(ps, filterCallingUid, userId, flags)) { 3937 return null; 3938 } 3939 if (filterAppAccessLPr(ps, filterCallingUid, userId)) { 3940 return null; 3941 } 3942 return generatePackageInfo(ps, flags, userId); 3943 } 3944 } 3945 return null; 3946 } 3947 3948 private boolean isComponentVisibleToInstantApp(@Nullable ComponentName component) { 3949 if (isComponentVisibleToInstantApp(component, TYPE_ACTIVITY)) { 3950 return true; 3951 } 3952 if (isComponentVisibleToInstantApp(component, TYPE_SERVICE)) { 3953 return true; 3954 } 3955 if (isComponentVisibleToInstantApp(component, TYPE_PROVIDER)) { 3956 return true; 3957 } 3958 return false; 3959 } 3960 3961 private boolean isComponentVisibleToInstantApp( 3962 @Nullable ComponentName component, @ComponentType int type) { 3963 if (type == TYPE_ACTIVITY) { 3964 final PackageParser.Activity activity = mActivities.mActivities.get(component); 3965 return activity != null 3966 ? (activity.info.flags & ActivityInfo.FLAG_VISIBLE_TO_INSTANT_APP) != 0 3967 : false; 3968 } else if (type == TYPE_RECEIVER) { 3969 final PackageParser.Activity activity = mReceivers.mActivities.get(component); 3970 return activity != null 3971 ? (activity.info.flags & ActivityInfo.FLAG_VISIBLE_TO_INSTANT_APP) != 0 3972 : false; 3973 } else if (type == TYPE_SERVICE) { 3974 final PackageParser.Service service = mServices.mServices.get(component); 3975 return service != null 3976 ? (service.info.flags & ServiceInfo.FLAG_VISIBLE_TO_INSTANT_APP) != 0 3977 : false; 3978 } else if (type == TYPE_PROVIDER) { 3979 final PackageParser.Provider provider = mProviders.mProviders.get(component); 3980 return provider != null 3981 ? (provider.info.flags & ProviderInfo.FLAG_VISIBLE_TO_INSTANT_APP) != 0 3982 : false; 3983 } else if (type == TYPE_UNKNOWN) { 3984 return isComponentVisibleToInstantApp(component); 3985 } 3986 return false; 3987 } 3988 3989 /** 3990 * Returns whether or not access to the application should be filtered. 3991 * <p> 3992 * Access may be limited based upon whether the calling or target applications 3993 * are instant applications. 3994 * 3995 * @see #canAccessInstantApps(int) 3996 */ 3997 private boolean filterAppAccessLPr(@Nullable PackageSetting ps, int callingUid, 3998 @Nullable ComponentName component, @ComponentType int componentType, int userId) { 3999 // if we're in an isolated process, get the real calling UID 4000 if (Process.isIsolated(callingUid)) { 4001 callingUid = mIsolatedOwners.get(callingUid); 4002 } 4003 final String instantAppPkgName = getInstantAppPackageName(callingUid); 4004 final boolean callerIsInstantApp = instantAppPkgName != null; 4005 if (ps == null) { 4006 if (callerIsInstantApp) { 4007 // pretend the application exists, but, needs to be filtered 4008 return true; 4009 } 4010 return false; 4011 } 4012 // if the target and caller are the same application, don't filter 4013 if (isCallerSameApp(ps.name, callingUid)) { 4014 return false; 4015 } 4016 if (callerIsInstantApp) { 4017 // request for a specific component; if it hasn't been explicitly exposed, filter 4018 if (component != null) { 4019 return !isComponentVisibleToInstantApp(component, componentType); 4020 } 4021 // request for application; if no components have been explicitly exposed, filter 4022 return ps.getInstantApp(userId) || !ps.pkg.visibleToInstantApps; 4023 } 4024 if (ps.getInstantApp(userId)) { 4025 // caller can see all components of all instant applications, don't filter 4026 if (canViewInstantApps(callingUid, userId)) { 4027 return false; 4028 } 4029 // request for a specific instant application component, filter 4030 if (component != null) { 4031 return true; 4032 } 4033 // request for an instant application; if the caller hasn't been granted access, filter 4034 return !mInstantAppRegistry.isInstantAccessGranted( 4035 userId, UserHandle.getAppId(callingUid), ps.appId); 4036 } 4037 return false; 4038 } 4039 4040 /** 4041 * @see #filterAppAccessLPr(PackageSetting, int, ComponentName, boolean, int) 4042 */ 4043 private boolean filterAppAccessLPr(@Nullable PackageSetting ps, int callingUid, int userId) { 4044 return filterAppAccessLPr(ps, callingUid, null, TYPE_UNKNOWN, userId); 4045 } 4046 4047 private boolean filterSharedLibPackageLPr(@Nullable PackageSetting ps, int uid, int userId, 4048 int flags) { 4049 // Callers can access only the libs they depend on, otherwise they need to explicitly 4050 // ask for the shared libraries given the caller is allowed to access all static libs. 4051 if ((flags & PackageManager.MATCH_STATIC_SHARED_LIBRARIES) != 0) { 4052 // System/shell/root get to see all static libs 4053 final int appId = UserHandle.getAppId(uid); 4054 if (appId == Process.SYSTEM_UID || appId == Process.SHELL_UID 4055 || appId == Process.ROOT_UID) { 4056 return false; 4057 } 4058 } 4059 4060 // No package means no static lib as it is always on internal storage 4061 if (ps == null || ps.pkg == null || !ps.pkg.applicationInfo.isStaticSharedLibrary()) { 4062 return false; 4063 } 4064 4065 final SharedLibraryEntry libEntry = getSharedLibraryEntryLPr(ps.pkg.staticSharedLibName, 4066 ps.pkg.staticSharedLibVersion); 4067 if (libEntry == null) { 4068 return false; 4069 } 4070 4071 final int resolvedUid = UserHandle.getUid(userId, UserHandle.getAppId(uid)); 4072 final String[] uidPackageNames = getPackagesForUid(resolvedUid); 4073 if (uidPackageNames == null) { 4074 return true; 4075 } 4076 4077 for (String uidPackageName : uidPackageNames) { 4078 if (ps.name.equals(uidPackageName)) { 4079 return false; 4080 } 4081 PackageSetting uidPs = mSettings.getPackageLPr(uidPackageName); 4082 if (uidPs != null) { 4083 final int index = ArrayUtils.indexOf(uidPs.usesStaticLibraries, 4084 libEntry.info.getName()); 4085 if (index < 0) { 4086 continue; 4087 } 4088 if (uidPs.pkg.usesStaticLibrariesVersions[index] == libEntry.info.getVersion()) { 4089 return false; 4090 } 4091 } 4092 } 4093 return true; 4094 } 4095 4096 @Override 4097 public String[] currentToCanonicalPackageNames(String[] names) { 4098 final int callingUid = Binder.getCallingUid(); 4099 if (getInstantAppPackageName(callingUid) != null) { 4100 return names; 4101 } 4102 final String[] out = new String[names.length]; 4103 // reader 4104 synchronized (mPackages) { 4105 final int callingUserId = UserHandle.getUserId(callingUid); 4106 final boolean canViewInstantApps = canViewInstantApps(callingUid, callingUserId); 4107 for (int i=names.length-1; i>=0; i--) { 4108 final PackageSetting ps = mSettings.mPackages.get(names[i]); 4109 boolean translateName = false; 4110 if (ps != null && ps.realName != null) { 4111 final boolean targetIsInstantApp = ps.getInstantApp(callingUserId); 4112 translateName = !targetIsInstantApp 4113 || canViewInstantApps 4114 || mInstantAppRegistry.isInstantAccessGranted(callingUserId, 4115 UserHandle.getAppId(callingUid), ps.appId); 4116 } 4117 out[i] = translateName ? ps.realName : names[i]; 4118 } 4119 } 4120 return out; 4121 } 4122 4123 @Override 4124 public String[] canonicalToCurrentPackageNames(String[] names) { 4125 final int callingUid = Binder.getCallingUid(); 4126 if (getInstantAppPackageName(callingUid) != null) { 4127 return names; 4128 } 4129 final String[] out = new String[names.length]; 4130 // reader 4131 synchronized (mPackages) { 4132 final int callingUserId = UserHandle.getUserId(callingUid); 4133 final boolean canViewInstantApps = canViewInstantApps(callingUid, callingUserId); 4134 for (int i=names.length-1; i>=0; i--) { 4135 final String cur = mSettings.getRenamedPackageLPr(names[i]); 4136 boolean translateName = false; 4137 if (cur != null) { 4138 final PackageSetting ps = mSettings.mPackages.get(names[i]); 4139 final boolean targetIsInstantApp = 4140 ps != null && ps.getInstantApp(callingUserId); 4141 translateName = !targetIsInstantApp 4142 || canViewInstantApps 4143 || mInstantAppRegistry.isInstantAccessGranted(callingUserId, 4144 UserHandle.getAppId(callingUid), ps.appId); 4145 } 4146 out[i] = translateName ? cur : names[i]; 4147 } 4148 } 4149 return out; 4150 } 4151 4152 @Override 4153 public int getPackageUid(String packageName, int flags, int userId) { 4154 if (!sUserManager.exists(userId)) return -1; 4155 final int callingUid = Binder.getCallingUid(); 4156 flags = updateFlagsForPackage(flags, userId, packageName); 4157 mPermissionManager.enforceCrossUserPermission(callingUid, userId, 4158 false /*requireFullPermission*/, false /*checkShell*/, "getPackageUid"); 4159 4160 // reader 4161 synchronized (mPackages) { 4162 final PackageParser.Package p = mPackages.get(packageName); 4163 if (p != null && p.isMatch(flags)) { 4164 PackageSetting ps = (PackageSetting) p.mExtras; 4165 if (filterAppAccessLPr(ps, callingUid, userId)) { 4166 return -1; 4167 } 4168 return UserHandle.getUid(userId, p.applicationInfo.uid); 4169 } 4170 if ((flags & MATCH_KNOWN_PACKAGES) != 0) { 4171 final PackageSetting ps = mSettings.mPackages.get(packageName); 4172 if (ps != null && ps.isMatch(flags) 4173 && !filterAppAccessLPr(ps, callingUid, userId)) { 4174 return UserHandle.getUid(userId, ps.appId); 4175 } 4176 } 4177 } 4178 4179 return -1; 4180 } 4181 4182 @Override 4183 public int[] getPackageGids(String packageName, int flags, int userId) { 4184 if (!sUserManager.exists(userId)) return null; 4185 final int callingUid = Binder.getCallingUid(); 4186 flags = updateFlagsForPackage(flags, userId, packageName); 4187 mPermissionManager.enforceCrossUserPermission(callingUid, userId, 4188 false /*requireFullPermission*/, false /*checkShell*/, "getPackageGids"); 4189 4190 // reader 4191 synchronized (mPackages) { 4192 final PackageParser.Package p = mPackages.get(packageName); 4193 if (p != null && p.isMatch(flags)) { 4194 PackageSetting ps = (PackageSetting) p.mExtras; 4195 if (filterAppAccessLPr(ps, callingUid, userId)) { 4196 return null; 4197 } 4198 // TODO: Shouldn't this be checking for package installed state for userId and 4199 // return null? 4200 return ps.getPermissionsState().computeGids(userId); 4201 } 4202 if ((flags & MATCH_KNOWN_PACKAGES) != 0) { 4203 final PackageSetting ps = mSettings.mPackages.get(packageName); 4204 if (ps != null && ps.isMatch(flags) 4205 && !filterAppAccessLPr(ps, callingUid, userId)) { 4206 return ps.getPermissionsState().computeGids(userId); 4207 } 4208 } 4209 } 4210 4211 return null; 4212 } 4213 4214 @Override 4215 public PermissionInfo getPermissionInfo(String name, String packageName, int flags) { 4216 return mPermissionManager.getPermissionInfo(name, packageName, flags, getCallingUid()); 4217 } 4218 4219 @Override 4220 public @Nullable ParceledListSlice<PermissionInfo> queryPermissionsByGroup(String groupName, 4221 int flags) { 4222 final List<PermissionInfo> permissionList = 4223 mPermissionManager.getPermissionInfoByGroup(groupName, flags, getCallingUid()); 4224 return (permissionList == null) ? null : new ParceledListSlice<>(permissionList); 4225 } 4226 4227 @Override 4228 public PermissionGroupInfo getPermissionGroupInfo(String groupName, int flags) { 4229 return mPermissionManager.getPermissionGroupInfo(groupName, flags, getCallingUid()); 4230 } 4231 4232 @Override 4233 public @NonNull ParceledListSlice<PermissionGroupInfo> getAllPermissionGroups(int flags) { 4234 final List<PermissionGroupInfo> permissionList = 4235 mPermissionManager.getAllPermissionGroups(flags, getCallingUid()); 4236 return (permissionList == null) 4237 ? ParceledListSlice.emptyList() : new ParceledListSlice<>(permissionList); 4238 } 4239 4240 private ApplicationInfo generateApplicationInfoFromSettingsLPw(String packageName, int flags, 4241 int filterCallingUid, int userId) { 4242 if (!sUserManager.exists(userId)) return null; 4243 PackageSetting ps = mSettings.mPackages.get(packageName); 4244 if (ps != null) { 4245 if (filterSharedLibPackageLPr(ps, filterCallingUid, userId, flags)) { 4246 return null; 4247 } 4248 if (filterAppAccessLPr(ps, filterCallingUid, userId)) { 4249 return null; 4250 } 4251 if (ps.pkg == null) { 4252 final PackageInfo pInfo = generatePackageInfo(ps, flags, userId); 4253 if (pInfo != null) { 4254 return pInfo.applicationInfo; 4255 } 4256 return null; 4257 } 4258 ApplicationInfo ai = PackageParser.generateApplicationInfo(ps.pkg, flags, 4259 ps.readUserState(userId), userId); 4260 if (ai != null) { 4261 ai.packageName = resolveExternalPackageNameLPr(ps.pkg); 4262 } 4263 return ai; 4264 } 4265 return null; 4266 } 4267 4268 @Override 4269 public ApplicationInfo getApplicationInfo(String packageName, int flags, int userId) { 4270 return getApplicationInfoInternal(packageName, flags, Binder.getCallingUid(), userId); 4271 } 4272 4273 /** 4274 * Important: The provided filterCallingUid is used exclusively to filter out applications 4275 * that can be seen based on user state. It's typically the original caller uid prior 4276 * to clearing. Because it can only be provided by trusted code, it's value can be 4277 * trusted and will be used as-is; unlike userId which will be validated by this method. 4278 */ 4279 private ApplicationInfo getApplicationInfoInternal(String packageName, int flags, 4280 int filterCallingUid, int userId) { 4281 if (!sUserManager.exists(userId)) return null; 4282 flags = updateFlagsForApplication(flags, userId, packageName); 4283 mPermissionManager.enforceCrossUserPermission(Binder.getCallingUid(), userId, 4284 false /* requireFullPermission */, false /* checkShell */, "get application info"); 4285 4286 // writer 4287 synchronized (mPackages) { 4288 // Normalize package name to handle renamed packages and static libs 4289 packageName = resolveInternalPackageNameLPr(packageName, 4290 PackageManager.VERSION_CODE_HIGHEST); 4291 4292 PackageParser.Package p = mPackages.get(packageName); 4293 if (DEBUG_PACKAGE_INFO) Log.v( 4294 TAG, "getApplicationInfo " + packageName 4295 + ": " + p); 4296 if (p != null) { 4297 PackageSetting ps = mSettings.mPackages.get(packageName); 4298 if (ps == null) return null; 4299 if (filterSharedLibPackageLPr(ps, filterCallingUid, userId, flags)) { 4300 return null; 4301 } 4302 if (filterAppAccessLPr(ps, filterCallingUid, userId)) { 4303 return null; 4304 } 4305 // Note: isEnabledLP() does not apply here - always return info 4306 ApplicationInfo ai = PackageParser.generateApplicationInfo( 4307 p, flags, ps.readUserState(userId), userId); 4308 if (ai != null) { 4309 ai.packageName = resolveExternalPackageNameLPr(p); 4310 } 4311 return ai; 4312 } 4313 if ("android".equals(packageName)||"system".equals(packageName)) { 4314 return mAndroidApplication; 4315 } 4316 if ((flags & MATCH_KNOWN_PACKAGES) != 0) { 4317 // Already generates the external package name 4318 return generateApplicationInfoFromSettingsLPw(packageName, 4319 flags, filterCallingUid, userId); 4320 } 4321 } 4322 return null; 4323 } 4324 4325 private String normalizePackageNameLPr(String packageName) { 4326 String normalizedPackageName = mSettings.getRenamedPackageLPr(packageName); 4327 return normalizedPackageName != null ? normalizedPackageName : packageName; 4328 } 4329 4330 @Override 4331 public void deletePreloadsFileCache() { 4332 if (!UserHandle.isSameApp(Binder.getCallingUid(), Process.SYSTEM_UID)) { 4333 throw new SecurityException("Only system or settings may call deletePreloadsFileCache"); 4334 } 4335 File dir = Environment.getDataPreloadsFileCacheDirectory(); 4336 Slog.i(TAG, "Deleting preloaded file cache " + dir); 4337 FileUtils.deleteContents(dir); 4338 } 4339 4340 @Override 4341 public void freeStorageAndNotify(final String volumeUuid, final long freeStorageSize, 4342 final int storageFlags, final IPackageDataObserver observer) { 4343 mContext.enforceCallingOrSelfPermission( 4344 android.Manifest.permission.CLEAR_APP_CACHE, null); 4345 mHandler.post(() -> { 4346 boolean success = false; 4347 try { 4348 freeStorage(volumeUuid, freeStorageSize, storageFlags); 4349 success = true; 4350 } catch (IOException e) { 4351 Slog.w(TAG, e); 4352 } 4353 if (observer != null) { 4354 try { 4355 observer.onRemoveCompleted(null, success); 4356 } catch (RemoteException e) { 4357 Slog.w(TAG, e); 4358 } 4359 } 4360 }); 4361 } 4362 4363 @Override 4364 public void freeStorage(final String volumeUuid, final long freeStorageSize, 4365 final int storageFlags, final IntentSender pi) { 4366 mContext.enforceCallingOrSelfPermission( 4367 android.Manifest.permission.CLEAR_APP_CACHE, TAG); 4368 mHandler.post(() -> { 4369 boolean success = false; 4370 try { 4371 freeStorage(volumeUuid, freeStorageSize, storageFlags); 4372 success = true; 4373 } catch (IOException e) { 4374 Slog.w(TAG, e); 4375 } 4376 if (pi != null) { 4377 try { 4378 pi.sendIntent(null, success ? 1 : 0, null, null, null); 4379 } catch (SendIntentException e) { 4380 Slog.w(TAG, e); 4381 } 4382 } 4383 }); 4384 } 4385 4386 /** 4387 * Blocking call to clear various types of cached data across the system 4388 * until the requested bytes are available. 4389 */ 4390 public void freeStorage(String volumeUuid, long bytes, int storageFlags) throws IOException { 4391 final StorageManager storage = mContext.getSystemService(StorageManager.class); 4392 final File file = storage.findPathForUuid(volumeUuid); 4393 if (file.getUsableSpace() >= bytes) return; 4394 4395 if (ENABLE_FREE_CACHE_V2) { 4396 final boolean internalVolume = Objects.equals(StorageManager.UUID_PRIVATE_INTERNAL, 4397 volumeUuid); 4398 final boolean aggressive = (storageFlags 4399 & StorageManager.FLAG_ALLOCATE_AGGRESSIVE) != 0; 4400 final long reservedBytes = storage.getStorageCacheBytes(file, storageFlags); 4401 4402 // 1. Pre-flight to determine if we have any chance to succeed 4403 // 2. Consider preloaded data (after 1w honeymoon, unless aggressive) 4404 if (internalVolume && (aggressive || SystemProperties 4405 .getBoolean("persist.sys.preloads.file_cache_expired", false))) { 4406 deletePreloadsFileCache(); 4407 if (file.getUsableSpace() >= bytes) return; 4408 } 4409 4410 // 3. Consider parsed APK data (aggressive only) 4411 if (internalVolume && aggressive) { 4412 FileUtils.deleteContents(mCacheDir); 4413 if (file.getUsableSpace() >= bytes) return; 4414 } 4415 4416 // 4. Consider cached app data (above quotas) 4417 try { 4418 mInstaller.freeCache(volumeUuid, bytes, reservedBytes, 4419 Installer.FLAG_FREE_CACHE_V2); 4420 } catch (InstallerException ignored) { 4421 } 4422 if (file.getUsableSpace() >= bytes) return; 4423 4424 // 5. Consider shared libraries with refcount=0 and age>min cache period 4425 if (internalVolume && pruneUnusedStaticSharedLibraries(bytes, 4426 android.provider.Settings.Global.getLong(mContext.getContentResolver(), 4427 Global.UNUSED_STATIC_SHARED_LIB_MIN_CACHE_PERIOD, 4428 DEFAULT_UNUSED_STATIC_SHARED_LIB_MIN_CACHE_PERIOD))) { 4429 return; 4430 } 4431 4432 // 6. Consider dexopt output (aggressive only) 4433 // TODO: Implement 4434 4435 // 7. Consider installed instant apps unused longer than min cache period 4436 if (internalVolume && mInstantAppRegistry.pruneInstalledInstantApps(bytes, 4437 android.provider.Settings.Global.getLong(mContext.getContentResolver(), 4438 Global.INSTALLED_INSTANT_APP_MIN_CACHE_PERIOD, 4439 InstantAppRegistry.DEFAULT_INSTALLED_INSTANT_APP_MIN_CACHE_PERIOD))) { 4440 return; 4441 } 4442 4443 // 8. Consider cached app data (below quotas) 4444 try { 4445 mInstaller.freeCache(volumeUuid, bytes, reservedBytes, 4446 Installer.FLAG_FREE_CACHE_V2 | Installer.FLAG_FREE_CACHE_V2_DEFY_QUOTA); 4447 } catch (InstallerException ignored) { 4448 } 4449 if (file.getUsableSpace() >= bytes) return; 4450 4451 // 9. Consider DropBox entries 4452 // TODO: Implement 4453 4454 // 10. Consider instant meta-data (uninstalled apps) older that min cache period 4455 if (internalVolume && mInstantAppRegistry.pruneUninstalledInstantApps(bytes, 4456 android.provider.Settings.Global.getLong(mContext.getContentResolver(), 4457 Global.UNINSTALLED_INSTANT_APP_MIN_CACHE_PERIOD, 4458 InstantAppRegistry.DEFAULT_UNINSTALLED_INSTANT_APP_MIN_CACHE_PERIOD))) { 4459 return; 4460 } 4461 } else { 4462 try { 4463 mInstaller.freeCache(volumeUuid, bytes, 0, 0); 4464 } catch (InstallerException ignored) { 4465 } 4466 if (file.getUsableSpace() >= bytes) return; 4467 } 4468 4469 throw new IOException("Failed to free " + bytes + " on storage device at " + file); 4470 } 4471 4472 private boolean pruneUnusedStaticSharedLibraries(long neededSpace, long maxCachePeriod) 4473 throws IOException { 4474 final StorageManager storage = mContext.getSystemService(StorageManager.class); 4475 final File volume = storage.findPathForUuid(StorageManager.UUID_PRIVATE_INTERNAL); 4476 4477 List<VersionedPackage> packagesToDelete = null; 4478 final long now = System.currentTimeMillis(); 4479 4480 synchronized (mPackages) { 4481 final int[] allUsers = sUserManager.getUserIds(); 4482 final int libCount = mSharedLibraries.size(); 4483 for (int i = 0; i < libCount; i++) { 4484 final SparseArray<SharedLibraryEntry> versionedLib = mSharedLibraries.valueAt(i); 4485 if (versionedLib == null) { 4486 continue; 4487 } 4488 final int versionCount = versionedLib.size(); 4489 for (int j = 0; j < versionCount; j++) { 4490 SharedLibraryInfo libInfo = versionedLib.valueAt(j).info; 4491 // Skip packages that are not static shared libs. 4492 if (!libInfo.isStatic()) { 4493 break; 4494 } 4495 // Important: We skip static shared libs used for some user since 4496 // in such a case we need to keep the APK on the device. The check for 4497 // a lib being used for any user is performed by the uninstall call. 4498 final VersionedPackage declaringPackage = libInfo.getDeclaringPackage(); 4499 // Resolve the package name - we use synthetic package names internally 4500 final String internalPackageName = resolveInternalPackageNameLPr( 4501 declaringPackage.getPackageName(), declaringPackage.getVersionCode()); 4502 final PackageSetting ps = mSettings.getPackageLPr(internalPackageName); 4503 // Skip unused static shared libs cached less than the min period 4504 // to prevent pruning a lib needed by a subsequently installed package. 4505 if (ps == null || now - ps.lastUpdateTime < maxCachePeriod) { 4506 continue; 4507 } 4508 if (packagesToDelete == null) { 4509 packagesToDelete = new ArrayList<>(); 4510 } 4511 packagesToDelete.add(new VersionedPackage(internalPackageName, 4512 declaringPackage.getVersionCode())); 4513 } 4514 } 4515 } 4516 4517 if (packagesToDelete != null) { 4518 final int packageCount = packagesToDelete.size(); 4519 for (int i = 0; i < packageCount; i++) { 4520 final VersionedPackage pkgToDelete = packagesToDelete.get(i); 4521 // Delete the package synchronously (will fail of the lib used for any user). 4522 if (deletePackageX(pkgToDelete.getPackageName(), pkgToDelete.getVersionCode(), 4523 UserHandle.USER_SYSTEM, PackageManager.DELETE_ALL_USERS) 4524 == PackageManager.DELETE_SUCCEEDED) { 4525 if (volume.getUsableSpace() >= neededSpace) { 4526 return true; 4527 } 4528 } 4529 } 4530 } 4531 4532 return false; 4533 } 4534 4535 /** 4536 * Update given flags based on encryption status of current user. 4537 */ 4538 private int updateFlags(int flags, int userId) { 4539 if ((flags & (PackageManager.MATCH_DIRECT_BOOT_UNAWARE 4540 | PackageManager.MATCH_DIRECT_BOOT_AWARE)) != 0) { 4541 // Caller expressed an explicit opinion about what encryption 4542 // aware/unaware components they want to see, so fall through and 4543 // give them what they want 4544 } else { 4545 // Caller expressed no opinion, so match based on user state 4546 if (getUserManagerInternal().isUserUnlockingOrUnlocked(userId)) { 4547 flags |= PackageManager.MATCH_DIRECT_BOOT_AWARE | MATCH_DIRECT_BOOT_UNAWARE; 4548 } else { 4549 flags |= PackageManager.MATCH_DIRECT_BOOT_AWARE; 4550 } 4551 } 4552 return flags; 4553 } 4554 4555 private UserManagerInternal getUserManagerInternal() { 4556 if (mUserManagerInternal == null) { 4557 mUserManagerInternal = LocalServices.getService(UserManagerInternal.class); 4558 } 4559 return mUserManagerInternal; 4560 } 4561 4562 private DeviceIdleController.LocalService getDeviceIdleController() { 4563 if (mDeviceIdleController == null) { 4564 mDeviceIdleController = 4565 LocalServices.getService(DeviceIdleController.LocalService.class); 4566 } 4567 return mDeviceIdleController; 4568 } 4569 4570 /** 4571 * Update given flags when being used to request {@link PackageInfo}. 4572 */ 4573 private int updateFlagsForPackage(int flags, int userId, Object cookie) { 4574 final boolean isCallerSystemUser = UserHandle.getCallingUserId() == UserHandle.USER_SYSTEM; 4575 boolean triaged = true; 4576 if ((flags & (PackageManager.GET_ACTIVITIES | PackageManager.GET_RECEIVERS 4577 | PackageManager.GET_SERVICES | PackageManager.GET_PROVIDERS)) != 0) { 4578 // Caller is asking for component details, so they'd better be 4579 // asking for specific encryption matching behavior, or be triaged 4580 if ((flags & (PackageManager.MATCH_DIRECT_BOOT_UNAWARE 4581 | PackageManager.MATCH_DIRECT_BOOT_AWARE 4582 | PackageManager.MATCH_DEBUG_TRIAGED_MISSING)) == 0) { 4583 triaged = false; 4584 } 4585 } 4586 if ((flags & (PackageManager.MATCH_UNINSTALLED_PACKAGES 4587 | PackageManager.MATCH_SYSTEM_ONLY 4588 | PackageManager.MATCH_DEBUG_TRIAGED_MISSING)) == 0) { 4589 triaged = false; 4590 } 4591 if ((flags & PackageManager.MATCH_ANY_USER) != 0) { 4592 mPermissionManager.enforceCrossUserPermission( 4593 Binder.getCallingUid(), userId, false, false, 4594 "MATCH_ANY_USER flag requires INTERACT_ACROSS_USERS permission at " 4595 + Debug.getCallers(5)); 4596 } else if ((flags & PackageManager.MATCH_UNINSTALLED_PACKAGES) != 0 && isCallerSystemUser 4597 && sUserManager.hasManagedProfile(UserHandle.USER_SYSTEM)) { 4598 // If the caller wants all packages and has a restricted profile associated with it, 4599 // then match all users. This is to make sure that launchers that need to access work 4600 // profile apps don't start breaking. TODO: Remove this hack when launchers stop using 4601 // MATCH_UNINSTALLED_PACKAGES to query apps in other profiles. b/31000380 4602 flags |= PackageManager.MATCH_ANY_USER; 4603 } 4604 if (DEBUG_TRIAGED_MISSING && (Binder.getCallingUid() == Process.SYSTEM_UID) && !triaged) { 4605 Log.w(TAG, "Caller hasn't been triaged for missing apps; they asked about " + cookie 4606 + " with flags 0x" + Integer.toHexString(flags), new Throwable()); 4607 } 4608 return updateFlags(flags, userId); 4609 } 4610 4611 /** 4612 * Update given flags when being used to request {@link ApplicationInfo}. 4613 */ 4614 private int updateFlagsForApplication(int flags, int userId, Object cookie) { 4615 return updateFlagsForPackage(flags, userId, cookie); 4616 } 4617 4618 /** 4619 * Update given flags when being used to request {@link ComponentInfo}. 4620 */ 4621 private int updateFlagsForComponent(int flags, int userId, Object cookie) { 4622 if (cookie instanceof Intent) { 4623 if ((((Intent) cookie).getFlags() & Intent.FLAG_DEBUG_TRIAGED_MISSING) != 0) { 4624 flags |= PackageManager.MATCH_DEBUG_TRIAGED_MISSING; 4625 } 4626 } 4627 4628 boolean triaged = true; 4629 // Caller is asking for component details, so they'd better be 4630 // asking for specific encryption matching behavior, or be triaged 4631 if ((flags & (PackageManager.MATCH_DIRECT_BOOT_UNAWARE 4632 | PackageManager.MATCH_DIRECT_BOOT_AWARE 4633 | PackageManager.MATCH_DEBUG_TRIAGED_MISSING)) == 0) { 4634 triaged = false; 4635 } 4636 if (DEBUG_TRIAGED_MISSING && (Binder.getCallingUid() == Process.SYSTEM_UID) && !triaged) { 4637 Log.w(TAG, "Caller hasn't been triaged for missing apps; they asked about " + cookie 4638 + " with flags 0x" + Integer.toHexString(flags), new Throwable()); 4639 } 4640 4641 return updateFlags(flags, userId); 4642 } 4643 4644 /** 4645 * Update given intent when being used to request {@link ResolveInfo}. 4646 */ 4647 private Intent updateIntentForResolve(Intent intent) { 4648 if (intent.getSelector() != null) { 4649 intent = intent.getSelector(); 4650 } 4651 if (DEBUG_PREFERRED) { 4652 intent.addFlags(Intent.FLAG_DEBUG_LOG_RESOLUTION); 4653 } 4654 return intent; 4655 } 4656 4657 /** 4658 * Update given flags when being used to request {@link ResolveInfo}. 4659 * <p>Instant apps are resolved specially, depending upon context. Minimally, 4660 * {@code}flags{@code} must have the {@link PackageManager#MATCH_INSTANT} 4661 * flag set. However, this flag is only honoured in three circumstances: 4662 * <ul> 4663 * <li>when called from a system process</li> 4664 * <li>when the caller holds the permission {@code android.permission.ACCESS_INSTANT_APPS}</li> 4665 * <li>when resolution occurs to start an activity with a {@code android.intent.action.VIEW} 4666 * action and a {@code android.intent.category.BROWSABLE} category</li> 4667 * </ul> 4668 */ 4669 int updateFlagsForResolve(int flags, int userId, Intent intent, int callingUid) { 4670 return updateFlagsForResolve(flags, userId, intent, callingUid, 4671 false /*wantInstantApps*/, false /*onlyExposedExplicitly*/); 4672 } 4673 int updateFlagsForResolve(int flags, int userId, Intent intent, int callingUid, 4674 boolean wantInstantApps) { 4675 return updateFlagsForResolve(flags, userId, intent, callingUid, 4676 wantInstantApps, false /*onlyExposedExplicitly*/); 4677 } 4678 int updateFlagsForResolve(int flags, int userId, Intent intent, int callingUid, 4679 boolean wantInstantApps, boolean onlyExposedExplicitly) { 4680 // Safe mode means we shouldn't match any third-party components 4681 if (mSafeMode) { 4682 flags |= PackageManager.MATCH_SYSTEM_ONLY; 4683 } 4684 if (getInstantAppPackageName(callingUid) != null) { 4685 // But, ephemeral apps see both ephemeral and exposed, non-ephemeral components 4686 if (onlyExposedExplicitly) { 4687 flags |= PackageManager.MATCH_EXPLICITLY_VISIBLE_ONLY; 4688 } 4689 flags |= PackageManager.MATCH_VISIBLE_TO_INSTANT_APP_ONLY; 4690 flags |= PackageManager.MATCH_INSTANT; 4691 } else { 4692 final boolean wantMatchInstant = (flags & PackageManager.MATCH_INSTANT) != 0; 4693 final boolean allowMatchInstant = 4694 (wantInstantApps 4695 && Intent.ACTION_VIEW.equals(intent.getAction()) 4696 && hasWebURI(intent)) 4697 || (wantMatchInstant && canViewInstantApps(callingUid, userId)); 4698 flags &= ~(PackageManager.MATCH_VISIBLE_TO_INSTANT_APP_ONLY 4699 | PackageManager.MATCH_EXPLICITLY_VISIBLE_ONLY); 4700 if (!allowMatchInstant) { 4701 flags &= ~PackageManager.MATCH_INSTANT; 4702 } 4703 } 4704 return updateFlagsForComponent(flags, userId, intent /*cookie*/); 4705 } 4706 4707 @Override 4708 public ActivityInfo getActivityInfo(ComponentName component, int flags, int userId) { 4709 return getActivityInfoInternal(component, flags, Binder.getCallingUid(), userId); 4710 } 4711 4712 /** 4713 * Important: The provided filterCallingUid is used exclusively to filter out activities 4714 * that can be seen based on user state. It's typically the original caller uid prior 4715 * to clearing. Because it can only be provided by trusted code, it's value can be 4716 * trusted and will be used as-is; unlike userId which will be validated by this method. 4717 */ 4718 private ActivityInfo getActivityInfoInternal(ComponentName component, int flags, 4719 int filterCallingUid, int userId) { 4720 if (!sUserManager.exists(userId)) return null; 4721 flags = updateFlagsForComponent(flags, userId, component); 4722 mPermissionManager.enforceCrossUserPermission(Binder.getCallingUid(), userId, 4723 false /* requireFullPermission */, false /* checkShell */, "get activity info"); 4724 synchronized (mPackages) { 4725 PackageParser.Activity a = mActivities.mActivities.get(component); 4726 4727 if (DEBUG_PACKAGE_INFO) Log.v(TAG, "getActivityInfo " + component + ": " + a); 4728 if (a != null && mSettings.isEnabledAndMatchLPr(a.info, flags, userId)) { 4729 PackageSetting ps = mSettings.mPackages.get(component.getPackageName()); 4730 if (ps == null) return null; 4731 if (filterAppAccessLPr(ps, filterCallingUid, component, TYPE_ACTIVITY, userId)) { 4732 return null; 4733 } 4734 return PackageParser.generateActivityInfo( 4735 a, flags, ps.readUserState(userId), userId); 4736 } 4737 if (mResolveComponentName.equals(component)) { 4738 return PackageParser.generateActivityInfo( 4739 mResolveActivity, flags, new PackageUserState(), userId); 4740 } 4741 } 4742 return null; 4743 } 4744 4745 @Override 4746 public boolean activitySupportsIntent(ComponentName component, Intent intent, 4747 String resolvedType) { 4748 synchronized (mPackages) { 4749 if (component.equals(mResolveComponentName)) { 4750 // The resolver supports EVERYTHING! 4751 return true; 4752 } 4753 final int callingUid = Binder.getCallingUid(); 4754 final int callingUserId = UserHandle.getUserId(callingUid); 4755 PackageParser.Activity a = mActivities.mActivities.get(component); 4756 if (a == null) { 4757 return false; 4758 } 4759 PackageSetting ps = mSettings.mPackages.get(component.getPackageName()); 4760 if (ps == null) { 4761 return false; 4762 } 4763 if (filterAppAccessLPr(ps, callingUid, component, TYPE_ACTIVITY, callingUserId)) { 4764 return false; 4765 } 4766 for (int i=0; i<a.intents.size(); i++) { 4767 if (a.intents.get(i).match(intent.getAction(), resolvedType, intent.getScheme(), 4768 intent.getData(), intent.getCategories(), TAG) >= 0) { 4769 return true; 4770 } 4771 } 4772 return false; 4773 } 4774 } 4775 4776 @Override 4777 public ActivityInfo getReceiverInfo(ComponentName component, int flags, int userId) { 4778 if (!sUserManager.exists(userId)) return null; 4779 final int callingUid = Binder.getCallingUid(); 4780 flags = updateFlagsForComponent(flags, userId, component); 4781 mPermissionManager.enforceCrossUserPermission(callingUid, userId, 4782 false /* requireFullPermission */, false /* checkShell */, "get receiver info"); 4783 synchronized (mPackages) { 4784 PackageParser.Activity a = mReceivers.mActivities.get(component); 4785 if (DEBUG_PACKAGE_INFO) Log.v( 4786 TAG, "getReceiverInfo " + component + ": " + a); 4787 if (a != null && mSettings.isEnabledAndMatchLPr(a.info, flags, userId)) { 4788 PackageSetting ps = mSettings.mPackages.get(component.getPackageName()); 4789 if (ps == null) return null; 4790 if (filterAppAccessLPr(ps, callingUid, component, TYPE_RECEIVER, userId)) { 4791 return null; 4792 } 4793 return PackageParser.generateActivityInfo( 4794 a, flags, ps.readUserState(userId), userId); 4795 } 4796 } 4797 return null; 4798 } 4799 4800 @Override 4801 public ParceledListSlice<SharedLibraryInfo> getSharedLibraries(String packageName, 4802 int flags, int userId) { 4803 if (!sUserManager.exists(userId)) return null; 4804 Preconditions.checkArgumentNonnegative(userId, "userId must be >= 0"); 4805 if (getInstantAppPackageName(Binder.getCallingUid()) != null) { 4806 return null; 4807 } 4808 4809 flags = updateFlagsForPackage(flags, userId, null); 4810 4811 final boolean canSeeStaticLibraries = 4812 mContext.checkCallingOrSelfPermission(INSTALL_PACKAGES) 4813 == PERMISSION_GRANTED 4814 || mContext.checkCallingOrSelfPermission(DELETE_PACKAGES) 4815 == PERMISSION_GRANTED 4816 || canRequestPackageInstallsInternal(packageName, 4817 PackageManager.MATCH_STATIC_SHARED_LIBRARIES, userId, 4818 false /* throwIfPermNotDeclared*/) 4819 || mContext.checkCallingOrSelfPermission(REQUEST_DELETE_PACKAGES) 4820 == PERMISSION_GRANTED; 4821 4822 synchronized (mPackages) { 4823 List<SharedLibraryInfo> result = null; 4824 4825 final int libCount = mSharedLibraries.size(); 4826 for (int i = 0; i < libCount; i++) { 4827 SparseArray<SharedLibraryEntry> versionedLib = mSharedLibraries.valueAt(i); 4828 if (versionedLib == null) { 4829 continue; 4830 } 4831 4832 final int versionCount = versionedLib.size(); 4833 for (int j = 0; j < versionCount; j++) { 4834 SharedLibraryInfo libInfo = versionedLib.valueAt(j).info; 4835 if (!canSeeStaticLibraries && libInfo.isStatic()) { 4836 break; 4837 } 4838 final long identity = Binder.clearCallingIdentity(); 4839 try { 4840 PackageInfo packageInfo = getPackageInfoVersioned( 4841 libInfo.getDeclaringPackage(), flags 4842 | PackageManager.MATCH_STATIC_SHARED_LIBRARIES, userId); 4843 if (packageInfo == null) { 4844 continue; 4845 } 4846 } finally { 4847 Binder.restoreCallingIdentity(identity); 4848 } 4849 4850 SharedLibraryInfo resLibInfo = new SharedLibraryInfo(libInfo.getName(), 4851 libInfo.getVersion(), libInfo.getType(), 4852 libInfo.getDeclaringPackage(), getPackagesUsingSharedLibraryLPr(libInfo, 4853 flags, userId)); 4854 4855 if (result == null) { 4856 result = new ArrayList<>(); 4857 } 4858 result.add(resLibInfo); 4859 } 4860 } 4861 4862 return result != null ? new ParceledListSlice<>(result) : null; 4863 } 4864 } 4865 4866 private List<VersionedPackage> getPackagesUsingSharedLibraryLPr( 4867 SharedLibraryInfo libInfo, int flags, int userId) { 4868 List<VersionedPackage> versionedPackages = null; 4869 final int packageCount = mSettings.mPackages.size(); 4870 for (int i = 0; i < packageCount; i++) { 4871 PackageSetting ps = mSettings.mPackages.valueAt(i); 4872 4873 if (ps == null) { 4874 continue; 4875 } 4876 4877 if (!ps.getUserState().get(userId).isAvailable(flags)) { 4878 continue; 4879 } 4880 4881 final String libName = libInfo.getName(); 4882 if (libInfo.isStatic()) { 4883 final int libIdx = ArrayUtils.indexOf(ps.usesStaticLibraries, libName); 4884 if (libIdx < 0) { 4885 continue; 4886 } 4887 if (ps.usesStaticLibrariesVersions[libIdx] != libInfo.getVersion()) { 4888 continue; 4889 } 4890 if (versionedPackages == null) { 4891 versionedPackages = new ArrayList<>(); 4892 } 4893 // If the dependent is a static shared lib, use the public package name 4894 String dependentPackageName = ps.name; 4895 if (ps.pkg != null && ps.pkg.applicationInfo.isStaticSharedLibrary()) { 4896 dependentPackageName = ps.pkg.manifestPackageName; 4897 } 4898 versionedPackages.add(new VersionedPackage(dependentPackageName, ps.versionCode)); 4899 } else if (ps.pkg != null) { 4900 if (ArrayUtils.contains(ps.pkg.usesLibraries, libName) 4901 || ArrayUtils.contains(ps.pkg.usesOptionalLibraries, libName)) { 4902 if (versionedPackages == null) { 4903 versionedPackages = new ArrayList<>(); 4904 } 4905 versionedPackages.add(new VersionedPackage(ps.name, ps.versionCode)); 4906 } 4907 } 4908 } 4909 4910 return versionedPackages; 4911 } 4912 4913 @Override 4914 public ServiceInfo getServiceInfo(ComponentName component, int flags, int userId) { 4915 if (!sUserManager.exists(userId)) return null; 4916 final int callingUid = Binder.getCallingUid(); 4917 flags = updateFlagsForComponent(flags, userId, component); 4918 mPermissionManager.enforceCrossUserPermission(callingUid, userId, 4919 false /* requireFullPermission */, false /* checkShell */, "get service info"); 4920 synchronized (mPackages) { 4921 PackageParser.Service s = mServices.mServices.get(component); 4922 if (DEBUG_PACKAGE_INFO) Log.v( 4923 TAG, "getServiceInfo " + component + ": " + s); 4924 if (s != null && mSettings.isEnabledAndMatchLPr(s.info, flags, userId)) { 4925 PackageSetting ps = mSettings.mPackages.get(component.getPackageName()); 4926 if (ps == null) return null; 4927 if (filterAppAccessLPr(ps, callingUid, component, TYPE_SERVICE, userId)) { 4928 return null; 4929 } 4930 return PackageParser.generateServiceInfo( 4931 s, flags, ps.readUserState(userId), userId); 4932 } 4933 } 4934 return null; 4935 } 4936 4937 @Override 4938 public ProviderInfo getProviderInfo(ComponentName component, int flags, int userId) { 4939 if (!sUserManager.exists(userId)) return null; 4940 final int callingUid = Binder.getCallingUid(); 4941 flags = updateFlagsForComponent(flags, userId, component); 4942 mPermissionManager.enforceCrossUserPermission(callingUid, userId, 4943 false /* requireFullPermission */, false /* checkShell */, "get provider info"); 4944 synchronized (mPackages) { 4945 PackageParser.Provider p = mProviders.mProviders.get(component); 4946 if (DEBUG_PACKAGE_INFO) Log.v( 4947 TAG, "getProviderInfo " + component + ": " + p); 4948 if (p != null && mSettings.isEnabledAndMatchLPr(p.info, flags, userId)) { 4949 PackageSetting ps = mSettings.mPackages.get(component.getPackageName()); 4950 if (ps == null) return null; 4951 if (filterAppAccessLPr(ps, callingUid, component, TYPE_PROVIDER, userId)) { 4952 return null; 4953 } 4954 return PackageParser.generateProviderInfo( 4955 p, flags, ps.readUserState(userId), userId); 4956 } 4957 } 4958 return null; 4959 } 4960 4961 @Override 4962 public String[] getSystemSharedLibraryNames() { 4963 // allow instant applications 4964 synchronized (mPackages) { 4965 Set<String> libs = null; 4966 final int libCount = mSharedLibraries.size(); 4967 for (int i = 0; i < libCount; i++) { 4968 SparseArray<SharedLibraryEntry> versionedLib = mSharedLibraries.valueAt(i); 4969 if (versionedLib == null) { 4970 continue; 4971 } 4972 final int versionCount = versionedLib.size(); 4973 for (int j = 0; j < versionCount; j++) { 4974 SharedLibraryEntry libEntry = versionedLib.valueAt(j); 4975 if (!libEntry.info.isStatic()) { 4976 if (libs == null) { 4977 libs = new ArraySet<>(); 4978 } 4979 libs.add(libEntry.info.getName()); 4980 break; 4981 } 4982 PackageSetting ps = mSettings.getPackageLPr(libEntry.apk); 4983 if (ps != null && !filterSharedLibPackageLPr(ps, Binder.getCallingUid(), 4984 UserHandle.getUserId(Binder.getCallingUid()), 4985 PackageManager.MATCH_STATIC_SHARED_LIBRARIES)) { 4986 if (libs == null) { 4987 libs = new ArraySet<>(); 4988 } 4989 libs.add(libEntry.info.getName()); 4990 break; 4991 } 4992 } 4993 } 4994 4995 if (libs != null) { 4996 String[] libsArray = new String[libs.size()]; 4997 libs.toArray(libsArray); 4998 return libsArray; 4999 } 5000 5001 return null; 5002 } 5003 } 5004 5005 @Override 5006 public @NonNull String getServicesSystemSharedLibraryPackageName() { 5007 // allow instant applications 5008 synchronized (mPackages) { 5009 return mServicesSystemSharedLibraryPackageName; 5010 } 5011 } 5012 5013 @Override 5014 public @NonNull String getSharedSystemSharedLibraryPackageName() { 5015 // allow instant applications 5016 synchronized (mPackages) { 5017 return mSharedSystemSharedLibraryPackageName; 5018 } 5019 } 5020 5021 private void updateSequenceNumberLP(PackageSetting pkgSetting, int[] userList) { 5022 for (int i = userList.length - 1; i >= 0; --i) { 5023 final int userId = userList[i]; 5024 // don't add instant app to the list of updates 5025 if (pkgSetting.getInstantApp(userId)) { 5026 continue; 5027 } 5028 SparseArray<String> changedPackages = mChangedPackages.get(userId); 5029 if (changedPackages == null) { 5030 changedPackages = new SparseArray<>(); 5031 mChangedPackages.put(userId, changedPackages); 5032 } 5033 Map<String, Integer> sequenceNumbers = mChangedPackagesSequenceNumbers.get(userId); 5034 if (sequenceNumbers == null) { 5035 sequenceNumbers = new HashMap<>(); 5036 mChangedPackagesSequenceNumbers.put(userId, sequenceNumbers); 5037 } 5038 final Integer sequenceNumber = sequenceNumbers.get(pkgSetting.name); 5039 if (sequenceNumber != null) { 5040 changedPackages.remove(sequenceNumber); 5041 } 5042 changedPackages.put(mChangedPackagesSequenceNumber, pkgSetting.name); 5043 sequenceNumbers.put(pkgSetting.name, mChangedPackagesSequenceNumber); 5044 } 5045 mChangedPackagesSequenceNumber++; 5046 } 5047 5048 @Override 5049 public ChangedPackages getChangedPackages(int sequenceNumber, int userId) { 5050 if (getInstantAppPackageName(Binder.getCallingUid()) != null) { 5051 return null; 5052 } 5053 synchronized (mPackages) { 5054 if (sequenceNumber >= mChangedPackagesSequenceNumber) { 5055 return null; 5056 } 5057 final SparseArray<String> changedPackages = mChangedPackages.get(userId); 5058 if (changedPackages == null) { 5059 return null; 5060 } 5061 final List<String> packageNames = 5062 new ArrayList<>(mChangedPackagesSequenceNumber - sequenceNumber); 5063 for (int i = sequenceNumber; i < mChangedPackagesSequenceNumber; i++) { 5064 final String packageName = changedPackages.get(i); 5065 if (packageName != null) { 5066 packageNames.add(packageName); 5067 } 5068 } 5069 return packageNames.isEmpty() 5070 ? null : new ChangedPackages(mChangedPackagesSequenceNumber, packageNames); 5071 } 5072 } 5073 5074 @Override 5075 public @NonNull ParceledListSlice<FeatureInfo> getSystemAvailableFeatures() { 5076 // allow instant applications 5077 ArrayList<FeatureInfo> res; 5078 synchronized (mAvailableFeatures) { 5079 res = new ArrayList<>(mAvailableFeatures.size() + 1); 5080 res.addAll(mAvailableFeatures.values()); 5081 } 5082 final FeatureInfo fi = new FeatureInfo(); 5083 fi.reqGlEsVersion = SystemProperties.getInt("ro.opengles.version", 5084 FeatureInfo.GL_ES_VERSION_UNDEFINED); 5085 res.add(fi); 5086 5087 return new ParceledListSlice<>(res); 5088 } 5089 5090 @Override 5091 public boolean hasSystemFeature(String name, int version) { 5092 // allow instant applications 5093 synchronized (mAvailableFeatures) { 5094 final FeatureInfo feat = mAvailableFeatures.get(name); 5095 if (feat == null) { 5096 return false; 5097 } else { 5098 return feat.version >= version; 5099 } 5100 } 5101 } 5102 5103 @Override 5104 public int checkPermission(String permName, String pkgName, int userId) { 5105 return mPermissionManager.checkPermission(permName, pkgName, getCallingUid(), userId); 5106 } 5107 5108 @Override 5109 public int checkUidPermission(String permName, int uid) { 5110 return mPermissionManager.checkUidPermission(permName, uid, getCallingUid()); 5111 } 5112 5113 @Override 5114 public boolean isPermissionRevokedByPolicy(String permission, String packageName, int userId) { 5115 if (UserHandle.getCallingUserId() != userId) { 5116 mContext.enforceCallingPermission( 5117 android.Manifest.permission.INTERACT_ACROSS_USERS_FULL, 5118 "isPermissionRevokedByPolicy for user " + userId); 5119 } 5120 5121 if (checkPermission(permission, packageName, userId) 5122 == PackageManager.PERMISSION_GRANTED) { 5123 return false; 5124 } 5125 5126 final int callingUid = Binder.getCallingUid(); 5127 if (getInstantAppPackageName(callingUid) != null) { 5128 if (!isCallerSameApp(packageName, callingUid)) { 5129 return false; 5130 } 5131 } else { 5132 if (isInstantApp(packageName, userId)) { 5133 return false; 5134 } 5135 } 5136 5137 final long identity = Binder.clearCallingIdentity(); 5138 try { 5139 final int flags = getPermissionFlags(permission, packageName, userId); 5140 return (flags & PackageManager.FLAG_PERMISSION_POLICY_FIXED) != 0; 5141 } finally { 5142 Binder.restoreCallingIdentity(identity); 5143 } 5144 } 5145 5146 @Override 5147 public String getPermissionControllerPackageName() { 5148 synchronized (mPackages) { 5149 return mRequiredInstallerPackage; 5150 } 5151 } 5152 5153 private boolean addDynamicPermission(PermissionInfo info, final boolean async) { 5154 return mPermissionManager.addDynamicPermission( 5155 info, async, getCallingUid(), new PermissionCallback() { 5156 @Override 5157 public void onPermissionChanged() { 5158 if (!async) { 5159 mSettings.writeLPr(); 5160 } else { 5161 scheduleWriteSettingsLocked(); 5162 } 5163 } 5164 }); 5165 } 5166 5167 @Override 5168 public boolean addPermission(PermissionInfo info) { 5169 synchronized (mPackages) { 5170 return addDynamicPermission(info, false); 5171 } 5172 } 5173 5174 @Override 5175 public boolean addPermissionAsync(PermissionInfo info) { 5176 synchronized (mPackages) { 5177 return addDynamicPermission(info, true); 5178 } 5179 } 5180 5181 @Override 5182 public void removePermission(String permName) { 5183 mPermissionManager.removeDynamicPermission(permName, getCallingUid(), mPermissionCallback); 5184 } 5185 5186 @Override 5187 public void grantRuntimePermission(String packageName, String permName, final int userId) { 5188 mPermissionManager.grantRuntimePermission(permName, packageName, false /*overridePolicy*/, 5189 getCallingUid(), userId, mPermissionCallback); 5190 } 5191 5192 @Override 5193 public void revokeRuntimePermission(String packageName, String permName, int userId) { 5194 mPermissionManager.revokeRuntimePermission(permName, packageName, false /*overridePolicy*/, 5195 getCallingUid(), userId, mPermissionCallback); 5196 } 5197 5198 /** 5199 * Get the first event id for the permission. 5200 * 5201 * <p>There are four events for each permission: <ul> 5202 * <li>Request permission: first id + 0</li> 5203 * <li>Grant permission: first id + 1</li> 5204 * <li>Request for permission denied: first id + 2</li> 5205 * <li>Revoke permission: first id + 3</li> 5206 * </ul></p> 5207 * 5208 * @param name name of the permission 5209 * 5210 * @return The first event id for the permission 5211 */ 5212 private static int getBaseEventId(@NonNull String name) { 5213 int eventIdIndex = ALL_DANGEROUS_PERMISSIONS.indexOf(name); 5214 5215 if (eventIdIndex == -1) { 5216 if (AppOpsManager.permissionToOpCode(name) == AppOpsManager.OP_NONE 5217 || Build.IS_USER) { 5218 Log.i(TAG, "Unknown permission " + name); 5219 5220 return MetricsEvent.ACTION_PERMISSION_REQUEST_UNKNOWN; 5221 } else { 5222 // Most likely #ALL_DANGEROUS_PERMISSIONS needs to be updated. 5223 // 5224 // Also update 5225 // - EventLogger#ALL_DANGEROUS_PERMISSIONS 5226 // - metrics_constants.proto 5227 throw new IllegalStateException("Unknown permission " + name); 5228 } 5229 } 5230 5231 return MetricsEvent.ACTION_PERMISSION_REQUEST_READ_CALENDAR + eventIdIndex * 4; 5232 } 5233 5234 /** 5235 * Log that a permission was revoked. 5236 * 5237 * @param context Context of the caller 5238 * @param name name of the permission 5239 * @param packageName package permission if for 5240 */ 5241 private static void logPermissionRevoked(@NonNull Context context, @NonNull String name, 5242 @NonNull String packageName) { 5243 MetricsLogger.action(context, getBaseEventId(name) + 3, packageName); 5244 } 5245 5246 /** 5247 * Log that a permission request was granted. 5248 * 5249 * @param context Context of the caller 5250 * @param name name of the permission 5251 * @param packageName package permission if for 5252 */ 5253 private static void logPermissionGranted(@NonNull Context context, @NonNull String name, 5254 @NonNull String packageName) { 5255 MetricsLogger.action(context, getBaseEventId(name) + 1, packageName); 5256 } 5257 5258 @Override 5259 public void resetRuntimePermissions() { 5260 mContext.enforceCallingOrSelfPermission( 5261 android.Manifest.permission.REVOKE_RUNTIME_PERMISSIONS, 5262 "revokeRuntimePermission"); 5263 5264 int callingUid = Binder.getCallingUid(); 5265 if (callingUid != Process.SYSTEM_UID && callingUid != 0) { 5266 mContext.enforceCallingOrSelfPermission( 5267 android.Manifest.permission.INTERACT_ACROSS_USERS_FULL, 5268 "resetRuntimePermissions"); 5269 } 5270 5271 synchronized (mPackages) { 5272 updatePermissionsLPw(null, null, UPDATE_PERMISSIONS_ALL); 5273 for (int userId : UserManagerService.getInstance().getUserIds()) { 5274 final int packageCount = mPackages.size(); 5275 for (int i = 0; i < packageCount; i++) { 5276 PackageParser.Package pkg = mPackages.valueAt(i); 5277 if (!(pkg.mExtras instanceof PackageSetting)) { 5278 continue; 5279 } 5280 PackageSetting ps = (PackageSetting) pkg.mExtras; 5281 resetUserChangesToRuntimePermissionsAndFlagsLPw(ps, userId); 5282 } 5283 } 5284 } 5285 } 5286 5287 @Override 5288 public int getPermissionFlags(String permName, String packageName, int userId) { 5289 return mPermissionManager.getPermissionFlags(permName, packageName, getCallingUid(), userId); 5290 } 5291 5292 @Override 5293 public void updatePermissionFlags(String permName, String packageName, int flagMask, 5294 int flagValues, int userId) { 5295 mPermissionManager.updatePermissionFlags( 5296 permName, packageName, flagMask, flagValues, getCallingUid(), userId, 5297 mPermissionCallback); 5298 } 5299 5300 /** 5301 * Update the permission flags for all packages and runtime permissions of a user in order 5302 * to allow device or profile owner to remove POLICY_FIXED. 5303 */ 5304 @Override 5305 public void updatePermissionFlagsForAllApps(int flagMask, int flagValues, int userId) { 5306 synchronized (mPackages) { 5307 final boolean changed = mPermissionManager.updatePermissionFlagsForAllApps( 5308 flagMask, flagValues, getCallingUid(), userId, mPackages.values(), 5309 mPermissionCallback); 5310 if (changed) { 5311 mSettings.writeRuntimePermissionsForUserLPr(userId, false); 5312 } 5313 } 5314 } 5315 5316 @Override 5317 public boolean shouldShowRequestPermissionRationale(String permissionName, 5318 String packageName, int userId) { 5319 if (UserHandle.getCallingUserId() != userId) { 5320 mContext.enforceCallingPermission( 5321 android.Manifest.permission.INTERACT_ACROSS_USERS_FULL, 5322 "canShowRequestPermissionRationale for user " + userId); 5323 } 5324 5325 final int uid = getPackageUid(packageName, MATCH_DEBUG_TRIAGED_MISSING, userId); 5326 if (UserHandle.getAppId(getCallingUid()) != UserHandle.getAppId(uid)) { 5327 return false; 5328 } 5329 5330 if (checkPermission(permissionName, packageName, userId) 5331 == PackageManager.PERMISSION_GRANTED) { 5332 return false; 5333 } 5334 5335 final int flags; 5336 5337 final long identity = Binder.clearCallingIdentity(); 5338 try { 5339 flags = getPermissionFlags(permissionName, 5340 packageName, userId); 5341 } finally { 5342 Binder.restoreCallingIdentity(identity); 5343 } 5344 5345 final int fixedFlags = PackageManager.FLAG_PERMISSION_SYSTEM_FIXED 5346 | PackageManager.FLAG_PERMISSION_POLICY_FIXED 5347 | PackageManager.FLAG_PERMISSION_USER_FIXED; 5348 5349 if ((flags & fixedFlags) != 0) { 5350 return false; 5351 } 5352 5353 return (flags & PackageManager.FLAG_PERMISSION_USER_SET) != 0; 5354 } 5355 5356 @Override 5357 public void addOnPermissionsChangeListener(IOnPermissionsChangeListener listener) { 5358 mContext.enforceCallingOrSelfPermission( 5359 Manifest.permission.OBSERVE_GRANT_REVOKE_PERMISSIONS, 5360 "addOnPermissionsChangeListener"); 5361 5362 synchronized (mPackages) { 5363 mOnPermissionChangeListeners.addListenerLocked(listener); 5364 } 5365 } 5366 5367 @Override 5368 public void removeOnPermissionsChangeListener(IOnPermissionsChangeListener listener) { 5369 if (getInstantAppPackageName(Binder.getCallingUid()) != null) { 5370 throw new SecurityException("Instant applications don't have access to this method"); 5371 } 5372 synchronized (mPackages) { 5373 mOnPermissionChangeListeners.removeListenerLocked(listener); 5374 } 5375 } 5376 5377 @Override 5378 public boolean isProtectedBroadcast(String actionName) { 5379 // allow instant applications 5380 synchronized (mProtectedBroadcasts) { 5381 if (mProtectedBroadcasts.contains(actionName)) { 5382 return true; 5383 } else if (actionName != null) { 5384 // TODO: remove these terrible hacks 5385 if (actionName.startsWith("android.net.netmon.lingerExpired") 5386 || actionName.startsWith("com.android.server.sip.SipWakeupTimer") 5387 || actionName.startsWith("com.android.internal.telephony.data-reconnect") 5388 || actionName.startsWith("android.net.netmon.launchCaptivePortalApp")) { 5389 return true; 5390 } 5391 } 5392 } 5393 return false; 5394 } 5395 5396 @Override 5397 public int checkSignatures(String pkg1, String pkg2) { 5398 synchronized (mPackages) { 5399 final PackageParser.Package p1 = mPackages.get(pkg1); 5400 final PackageParser.Package p2 = mPackages.get(pkg2); 5401 if (p1 == null || p1.mExtras == null 5402 || p2 == null || p2.mExtras == null) { 5403 return PackageManager.SIGNATURE_UNKNOWN_PACKAGE; 5404 } 5405 final int callingUid = Binder.getCallingUid(); 5406 final int callingUserId = UserHandle.getUserId(callingUid); 5407 final PackageSetting ps1 = (PackageSetting) p1.mExtras; 5408 final PackageSetting ps2 = (PackageSetting) p2.mExtras; 5409 if (filterAppAccessLPr(ps1, callingUid, callingUserId) 5410 || filterAppAccessLPr(ps2, callingUid, callingUserId)) { 5411 return PackageManager.SIGNATURE_UNKNOWN_PACKAGE; 5412 } 5413 return compareSignatures(p1.mSignatures, p2.mSignatures); 5414 } 5415 } 5416 5417 @Override 5418 public int checkUidSignatures(int uid1, int uid2) { 5419 final int callingUid = Binder.getCallingUid(); 5420 final int callingUserId = UserHandle.getUserId(callingUid); 5421 final boolean isCallerInstantApp = getInstantAppPackageName(callingUid) != null; 5422 // Map to base uids. 5423 uid1 = UserHandle.getAppId(uid1); 5424 uid2 = UserHandle.getAppId(uid2); 5425 // reader 5426 synchronized (mPackages) { 5427 Signature[] s1; 5428 Signature[] s2; 5429 Object obj = mSettings.getUserIdLPr(uid1); 5430 if (obj != null) { 5431 if (obj instanceof SharedUserSetting) { 5432 if (isCallerInstantApp) { 5433 return PackageManager.SIGNATURE_UNKNOWN_PACKAGE; 5434 } 5435 s1 = ((SharedUserSetting)obj).signatures.mSignatures; 5436 } else if (obj instanceof PackageSetting) { 5437 final PackageSetting ps = (PackageSetting) obj; 5438 if (filterAppAccessLPr(ps, callingUid, callingUserId)) { 5439 return PackageManager.SIGNATURE_UNKNOWN_PACKAGE; 5440 } 5441 s1 = ps.signatures.mSignatures; 5442 } else { 5443 return PackageManager.SIGNATURE_UNKNOWN_PACKAGE; 5444 } 5445 } else { 5446 return PackageManager.SIGNATURE_UNKNOWN_PACKAGE; 5447 } 5448 obj = mSettings.getUserIdLPr(uid2); 5449 if (obj != null) { 5450 if (obj instanceof SharedUserSetting) { 5451 if (isCallerInstantApp) { 5452 return PackageManager.SIGNATURE_UNKNOWN_PACKAGE; 5453 } 5454 s2 = ((SharedUserSetting)obj).signatures.mSignatures; 5455 } else if (obj instanceof PackageSetting) { 5456 final PackageSetting ps = (PackageSetting) obj; 5457 if (filterAppAccessLPr(ps, callingUid, callingUserId)) { 5458 return PackageManager.SIGNATURE_UNKNOWN_PACKAGE; 5459 } 5460 s2 = ps.signatures.mSignatures; 5461 } else { 5462 return PackageManager.SIGNATURE_UNKNOWN_PACKAGE; 5463 } 5464 } else { 5465 return PackageManager.SIGNATURE_UNKNOWN_PACKAGE; 5466 } 5467 return compareSignatures(s1, s2); 5468 } 5469 } 5470 5471 /** 5472 * This method should typically only be used when granting or revoking 5473 * permissions, since the app may immediately restart after this call. 5474 * <p> 5475 * If you're doing surgery on app code/data, use {@link PackageFreezer} to 5476 * guard your work against the app being relaunched. 5477 */ 5478 private void killUid(int appId, int userId, String reason) { 5479 final long identity = Binder.clearCallingIdentity(); 5480 try { 5481 IActivityManager am = ActivityManager.getService(); 5482 if (am != null) { 5483 try { 5484 am.killUid(appId, userId, reason); 5485 } catch (RemoteException e) { 5486 /* ignore - same process */ 5487 } 5488 } 5489 } finally { 5490 Binder.restoreCallingIdentity(identity); 5491 } 5492 } 5493 5494 /** 5495 * Compares two sets of signatures. Returns: 5496 * <br /> 5497 * {@link PackageManager#SIGNATURE_NEITHER_SIGNED}: if both signature sets are null, 5498 * <br /> 5499 * {@link PackageManager#SIGNATURE_FIRST_NOT_SIGNED}: if the first signature set is null, 5500 * <br /> 5501 * {@link PackageManager#SIGNATURE_SECOND_NOT_SIGNED}: if the second signature set is null, 5502 * <br /> 5503 * {@link PackageManager#SIGNATURE_MATCH}: if the two signature sets are identical, 5504 * <br /> 5505 * {@link PackageManager#SIGNATURE_NO_MATCH}: if the two signature sets differ. 5506 */ 5507 public static int compareSignatures(Signature[] s1, Signature[] s2) { 5508 if (s1 == null) { 5509 return s2 == null 5510 ? PackageManager.SIGNATURE_NEITHER_SIGNED 5511 : PackageManager.SIGNATURE_FIRST_NOT_SIGNED; 5512 } 5513 5514 if (s2 == null) { 5515 return PackageManager.SIGNATURE_SECOND_NOT_SIGNED; 5516 } 5517 5518 if (s1.length != s2.length) { 5519 return PackageManager.SIGNATURE_NO_MATCH; 5520 } 5521 5522 // Since both signature sets are of size 1, we can compare without HashSets. 5523 if (s1.length == 1) { 5524 return s1[0].equals(s2[0]) ? 5525 PackageManager.SIGNATURE_MATCH : 5526 PackageManager.SIGNATURE_NO_MATCH; 5527 } 5528 5529 ArraySet<Signature> set1 = new ArraySet<Signature>(); 5530 for (Signature sig : s1) { 5531 set1.add(sig); 5532 } 5533 ArraySet<Signature> set2 = new ArraySet<Signature>(); 5534 for (Signature sig : s2) { 5535 set2.add(sig); 5536 } 5537 // Make sure s2 contains all signatures in s1. 5538 if (set1.equals(set2)) { 5539 return PackageManager.SIGNATURE_MATCH; 5540 } 5541 return PackageManager.SIGNATURE_NO_MATCH; 5542 } 5543 5544 /** 5545 * If the database version for this type of package (internal storage or 5546 * external storage) is less than the version where package signatures 5547 * were updated, return true. 5548 */ 5549 private boolean isCompatSignatureUpdateNeeded(PackageParser.Package scannedPkg) { 5550 final VersionInfo ver = getSettingsVersionForPackage(scannedPkg); 5551 return ver.databaseVersion < DatabaseVersion.SIGNATURE_END_ENTITY; 5552 } 5553 5554 /** 5555 * Used for backward compatibility to make sure any packages with 5556 * certificate chains get upgraded to the new style. {@code existingSigs} 5557 * will be in the old format (since they were stored on disk from before the 5558 * system upgrade) and {@code scannedSigs} will be in the newer format. 5559 */ 5560 private int compareSignaturesCompat(PackageSignatures existingSigs, 5561 PackageParser.Package scannedPkg) { 5562 if (!isCompatSignatureUpdateNeeded(scannedPkg)) { 5563 return PackageManager.SIGNATURE_NO_MATCH; 5564 } 5565 5566 ArraySet<Signature> existingSet = new ArraySet<Signature>(); 5567 for (Signature sig : existingSigs.mSignatures) { 5568 existingSet.add(sig); 5569 } 5570 ArraySet<Signature> scannedCompatSet = new ArraySet<Signature>(); 5571 for (Signature sig : scannedPkg.mSignatures) { 5572 try { 5573 Signature[] chainSignatures = sig.getChainSignatures(); 5574 for (Signature chainSig : chainSignatures) { 5575 scannedCompatSet.add(chainSig); 5576 } 5577 } catch (CertificateEncodingException e) { 5578 scannedCompatSet.add(sig); 5579 } 5580 } 5581 /* 5582 * Make sure the expanded scanned set contains all signatures in the 5583 * existing one. 5584 */ 5585 if (scannedCompatSet.equals(existingSet)) { 5586 // Migrate the old signatures to the new scheme. 5587 existingSigs.assignSignatures(scannedPkg.mSignatures); 5588 // The new KeySets will be re-added later in the scanning process. 5589 synchronized (mPackages) { 5590 mSettings.mKeySetManagerService.removeAppKeySetDataLPw(scannedPkg.packageName); 5591 } 5592 return PackageManager.SIGNATURE_MATCH; 5593 } 5594 return PackageManager.SIGNATURE_NO_MATCH; 5595 } 5596 5597 private boolean isRecoverSignatureUpdateNeeded(PackageParser.Package scannedPkg) { 5598 final VersionInfo ver = getSettingsVersionForPackage(scannedPkg); 5599 return ver.databaseVersion < DatabaseVersion.SIGNATURE_MALFORMED_RECOVER; 5600 } 5601 5602 private int compareSignaturesRecover(PackageSignatures existingSigs, 5603 PackageParser.Package scannedPkg) { 5604 if (!isRecoverSignatureUpdateNeeded(scannedPkg)) { 5605 return PackageManager.SIGNATURE_NO_MATCH; 5606 } 5607 5608 String msg = null; 5609 try { 5610 if (Signature.areEffectiveMatch(existingSigs.mSignatures, scannedPkg.mSignatures)) { 5611 logCriticalInfo(Log.INFO, "Recovered effectively matching certificates for " 5612 + scannedPkg.packageName); 5613 return PackageManager.SIGNATURE_MATCH; 5614 } 5615 } catch (CertificateException e) { 5616 msg = e.getMessage(); 5617 } 5618 5619 logCriticalInfo(Log.INFO, 5620 "Failed to recover certificates for " + scannedPkg.packageName + ": " + msg); 5621 return PackageManager.SIGNATURE_NO_MATCH; 5622 } 5623 5624 @Override 5625 public List<String> getAllPackages() { 5626 final int callingUid = Binder.getCallingUid(); 5627 final int callingUserId = UserHandle.getUserId(callingUid); 5628 synchronized (mPackages) { 5629 if (canViewInstantApps(callingUid, callingUserId)) { 5630 return new ArrayList<String>(mPackages.keySet()); 5631 } 5632 final String instantAppPkgName = getInstantAppPackageName(callingUid); 5633 final List<String> result = new ArrayList<>(); 5634 if (instantAppPkgName != null) { 5635 // caller is an instant application; filter unexposed applications 5636 for (PackageParser.Package pkg : mPackages.values()) { 5637 if (!pkg.visibleToInstantApps) { 5638 continue; 5639 } 5640 result.add(pkg.packageName); 5641 } 5642 } else { 5643 // caller is a normal application; filter instant applications 5644 for (PackageParser.Package pkg : mPackages.values()) { 5645 final PackageSetting ps = 5646 pkg.mExtras != null ? (PackageSetting) pkg.mExtras : null; 5647 if (ps != null 5648 && ps.getInstantApp(callingUserId) 5649 && !mInstantAppRegistry.isInstantAccessGranted( 5650 callingUserId, UserHandle.getAppId(callingUid), ps.appId)) { 5651 continue; 5652 } 5653 result.add(pkg.packageName); 5654 } 5655 } 5656 return result; 5657 } 5658 } 5659 5660 @Override 5661 public String[] getPackagesForUid(int uid) { 5662 final int callingUid = Binder.getCallingUid(); 5663 final boolean isCallerInstantApp = getInstantAppPackageName(callingUid) != null; 5664 final int userId = UserHandle.getUserId(uid); 5665 uid = UserHandle.getAppId(uid); 5666 // reader 5667 synchronized (mPackages) { 5668 Object obj = mSettings.getUserIdLPr(uid); 5669 if (obj instanceof SharedUserSetting) { 5670 if (isCallerInstantApp) { 5671 return null; 5672 } 5673 final SharedUserSetting sus = (SharedUserSetting) obj; 5674 final int N = sus.packages.size(); 5675 String[] res = new String[N]; 5676 final Iterator<PackageSetting> it = sus.packages.iterator(); 5677 int i = 0; 5678 while (it.hasNext()) { 5679 PackageSetting ps = it.next(); 5680 if (ps.getInstalled(userId)) { 5681 res[i++] = ps.name; 5682 } else { 5683 res = ArrayUtils.removeElement(String.class, res, res[i]); 5684 } 5685 } 5686 return res; 5687 } else if (obj instanceof PackageSetting) { 5688 final PackageSetting ps = (PackageSetting) obj; 5689 if (ps.getInstalled(userId) && !filterAppAccessLPr(ps, callingUid, userId)) { 5690 return new String[]{ps.name}; 5691 } 5692 } 5693 } 5694 return null; 5695 } 5696 5697 @Override 5698 public String getNameForUid(int uid) { 5699 final int callingUid = Binder.getCallingUid(); 5700 if (getInstantAppPackageName(callingUid) != null) { 5701 return null; 5702 } 5703 synchronized (mPackages) { 5704 Object obj = mSettings.getUserIdLPr(UserHandle.getAppId(uid)); 5705 if (obj instanceof SharedUserSetting) { 5706 final SharedUserSetting sus = (SharedUserSetting) obj; 5707 return sus.name + ":" + sus.userId; 5708 } else if (obj instanceof PackageSetting) { 5709 final PackageSetting ps = (PackageSetting) obj; 5710 if (filterAppAccessLPr(ps, callingUid, UserHandle.getUserId(callingUid))) { 5711 return null; 5712 } 5713 return ps.name; 5714 } 5715 return null; 5716 } 5717 } 5718 5719 @Override 5720 public String[] getNamesForUids(int[] uids) { 5721 if (uids == null || uids.length == 0) { 5722 return null; 5723 } 5724 final int callingUid = Binder.getCallingUid(); 5725 if (getInstantAppPackageName(callingUid) != null) { 5726 return null; 5727 } 5728 final String[] names = new String[uids.length]; 5729 synchronized (mPackages) { 5730 for (int i = uids.length - 1; i >= 0; i--) { 5731 final int uid = uids[i]; 5732 Object obj = mSettings.getUserIdLPr(UserHandle.getAppId(uid)); 5733 if (obj instanceof SharedUserSetting) { 5734 final SharedUserSetting sus = (SharedUserSetting) obj; 5735 names[i] = "shared:" + sus.name; 5736 } else if (obj instanceof PackageSetting) { 5737 final PackageSetting ps = (PackageSetting) obj; 5738 if (filterAppAccessLPr(ps, callingUid, UserHandle.getUserId(callingUid))) { 5739 names[i] = null; 5740 } else { 5741 names[i] = ps.name; 5742 } 5743 } else { 5744 names[i] = null; 5745 } 5746 } 5747 } 5748 return names; 5749 } 5750 5751 @Override 5752 public int getUidForSharedUser(String sharedUserName) { 5753 if (getInstantAppPackageName(Binder.getCallingUid()) != null) { 5754 return -1; 5755 } 5756 if (sharedUserName == null) { 5757 return -1; 5758 } 5759 // reader 5760 synchronized (mPackages) { 5761 SharedUserSetting suid; 5762 try { 5763 suid = mSettings.getSharedUserLPw(sharedUserName, 0, 0, false); 5764 if (suid != null) { 5765 return suid.userId; 5766 } 5767 } catch (PackageManagerException ignore) { 5768 // can't happen, but, still need to catch it 5769 } 5770 return -1; 5771 } 5772 } 5773 5774 @Override 5775 public int getFlagsForUid(int uid) { 5776 final int callingUid = Binder.getCallingUid(); 5777 if (getInstantAppPackageName(callingUid) != null) { 5778 return 0; 5779 } 5780 synchronized (mPackages) { 5781 Object obj = mSettings.getUserIdLPr(UserHandle.getAppId(uid)); 5782 if (obj instanceof SharedUserSetting) { 5783 final SharedUserSetting sus = (SharedUserSetting) obj; 5784 return sus.pkgFlags; 5785 } else if (obj instanceof PackageSetting) { 5786 final PackageSetting ps = (PackageSetting) obj; 5787 if (filterAppAccessLPr(ps, callingUid, UserHandle.getUserId(callingUid))) { 5788 return 0; 5789 } 5790 return ps.pkgFlags; 5791 } 5792 } 5793 return 0; 5794 } 5795 5796 @Override 5797 public int getPrivateFlagsForUid(int uid) { 5798 final int callingUid = Binder.getCallingUid(); 5799 if (getInstantAppPackageName(callingUid) != null) { 5800 return 0; 5801 } 5802 synchronized (mPackages) { 5803 Object obj = mSettings.getUserIdLPr(UserHandle.getAppId(uid)); 5804 if (obj instanceof SharedUserSetting) { 5805 final SharedUserSetting sus = (SharedUserSetting) obj; 5806 return sus.pkgPrivateFlags; 5807 } else if (obj instanceof PackageSetting) { 5808 final PackageSetting ps = (PackageSetting) obj; 5809 if (filterAppAccessLPr(ps, callingUid, UserHandle.getUserId(callingUid))) { 5810 return 0; 5811 } 5812 return ps.pkgPrivateFlags; 5813 } 5814 } 5815 return 0; 5816 } 5817 5818 @Override 5819 public boolean isUidPrivileged(int uid) { 5820 if (getInstantAppPackageName(Binder.getCallingUid()) != null) { 5821 return false; 5822 } 5823 uid = UserHandle.getAppId(uid); 5824 // reader 5825 synchronized (mPackages) { 5826 Object obj = mSettings.getUserIdLPr(uid); 5827 if (obj instanceof SharedUserSetting) { 5828 final SharedUserSetting sus = (SharedUserSetting) obj; 5829 final Iterator<PackageSetting> it = sus.packages.iterator(); 5830 while (it.hasNext()) { 5831 if (it.next().isPrivileged()) { 5832 return true; 5833 } 5834 } 5835 } else if (obj instanceof PackageSetting) { 5836 final PackageSetting ps = (PackageSetting) obj; 5837 return ps.isPrivileged(); 5838 } 5839 } 5840 return false; 5841 } 5842 5843 @Override 5844 public String[] getAppOpPermissionPackages(String permName) { 5845 return mPermissionManager.getAppOpPermissionPackages(permName); 5846 } 5847 5848 @Override 5849 public ResolveInfo resolveIntent(Intent intent, String resolvedType, 5850 int flags, int userId) { 5851 return resolveIntentInternal( 5852 intent, resolvedType, flags, userId, false /*resolveForStart*/); 5853 } 5854 5855 /** 5856 * Normally instant apps can only be resolved when they're visible to the caller. 5857 * However, if {@code resolveForStart} is {@code true}, all instant apps are visible 5858 * since we need to allow the system to start any installed application. 5859 */ 5860 private ResolveInfo resolveIntentInternal(Intent intent, String resolvedType, 5861 int flags, int userId, boolean resolveForStart) { 5862 try { 5863 Trace.traceBegin(TRACE_TAG_PACKAGE_MANAGER, "resolveIntent"); 5864 5865 if (!sUserManager.exists(userId)) return null; 5866 final int callingUid = Binder.getCallingUid(); 5867 flags = updateFlagsForResolve(flags, userId, intent, callingUid, resolveForStart); 5868 mPermissionManager.enforceCrossUserPermission(callingUid, userId, 5869 false /*requireFullPermission*/, false /*checkShell*/, "resolve intent"); 5870 5871 Trace.traceBegin(TRACE_TAG_PACKAGE_MANAGER, "queryIntentActivities"); 5872 final List<ResolveInfo> query = queryIntentActivitiesInternal(intent, resolvedType, 5873 flags, callingUid, userId, resolveForStart, true /*allowDynamicSplits*/); 5874 Trace.traceEnd(TRACE_TAG_PACKAGE_MANAGER); 5875 5876 final ResolveInfo bestChoice = 5877 chooseBestActivity(intent, resolvedType, flags, query, userId); 5878 return bestChoice; 5879 } finally { 5880 Trace.traceEnd(TRACE_TAG_PACKAGE_MANAGER); 5881 } 5882 } 5883 5884 @Override 5885 public ResolveInfo findPersistentPreferredActivity(Intent intent, int userId) { 5886 if (!UserHandle.isSameApp(Binder.getCallingUid(), Process.SYSTEM_UID)) { 5887 throw new SecurityException( 5888 "findPersistentPreferredActivity can only be run by the system"); 5889 } 5890 if (!sUserManager.exists(userId)) { 5891 return null; 5892 } 5893 final int callingUid = Binder.getCallingUid(); 5894 intent = updateIntentForResolve(intent); 5895 final String resolvedType = intent.resolveTypeIfNeeded(mContext.getContentResolver()); 5896 final int flags = updateFlagsForResolve( 5897 0, userId, intent, callingUid, false /*includeInstantApps*/); 5898 final List<ResolveInfo> query = queryIntentActivitiesInternal(intent, resolvedType, flags, 5899 userId); 5900 synchronized (mPackages) { 5901 return findPersistentPreferredActivityLP(intent, resolvedType, flags, query, false, 5902 userId); 5903 } 5904 } 5905 5906 @Override 5907 public void setLastChosenActivity(Intent intent, String resolvedType, int flags, 5908 IntentFilter filter, int match, ComponentName activity) { 5909 if (getInstantAppPackageName(Binder.getCallingUid()) != null) { 5910 return; 5911 } 5912 final int userId = UserHandle.getCallingUserId(); 5913 if (DEBUG_PREFERRED) { 5914 Log.v(TAG, "setLastChosenActivity intent=" + intent 5915 + " resolvedType=" + resolvedType 5916 + " flags=" + flags 5917 + " filter=" + filter 5918 + " match=" + match 5919 + " activity=" + activity); 5920 filter.dump(new PrintStreamPrinter(System.out), " "); 5921 } 5922 intent.setComponent(null); 5923 final List<ResolveInfo> query = queryIntentActivitiesInternal(intent, resolvedType, flags, 5924 userId); 5925 // Find any earlier preferred or last chosen entries and nuke them 5926 findPreferredActivity(intent, resolvedType, 5927 flags, query, 0, false, true, false, userId); 5928 // Add the new activity as the last chosen for this filter 5929 addPreferredActivityInternal(filter, match, null, activity, false, userId, 5930 "Setting last chosen"); 5931 } 5932 5933 @Override 5934 public ResolveInfo getLastChosenActivity(Intent intent, String resolvedType, int flags) { 5935 if (getInstantAppPackageName(Binder.getCallingUid()) != null) { 5936 return null; 5937 } 5938 final int userId = UserHandle.getCallingUserId(); 5939 if (DEBUG_PREFERRED) Log.v(TAG, "Querying last chosen activity for " + intent); 5940 final List<ResolveInfo> query = queryIntentActivitiesInternal(intent, resolvedType, flags, 5941 userId); 5942 return findPreferredActivity(intent, resolvedType, flags, query, 0, 5943 false, false, false, userId); 5944 } 5945 5946 /** 5947 * Returns whether or not instant apps have been disabled remotely. 5948 */ 5949 private boolean isEphemeralDisabled() { 5950 return mEphemeralAppsDisabled; 5951 } 5952 5953 private boolean isInstantAppAllowed( 5954 Intent intent, List<ResolveInfo> resolvedActivities, int userId, 5955 boolean skipPackageCheck) { 5956 if (mInstantAppResolverConnection == null) { 5957 return false; 5958 } 5959 if (mInstantAppInstallerActivity == null) { 5960 return false; 5961 } 5962 if (intent.getComponent() != null) { 5963 return false; 5964 } 5965 if ((intent.getFlags() & Intent.FLAG_IGNORE_EPHEMERAL) != 0) { 5966 return false; 5967 } 5968 if (!skipPackageCheck && intent.getPackage() != null) { 5969 return false; 5970 } 5971 final boolean isWebUri = hasWebURI(intent); 5972 if (!isWebUri || intent.getData().getHost() == null) { 5973 return false; 5974 } 5975 // Deny ephemeral apps if the user chose _ALWAYS or _ALWAYS_ASK for intent resolution. 5976 // Or if there's already an ephemeral app installed that handles the action 5977 synchronized (mPackages) { 5978 final int count = (resolvedActivities == null ? 0 : resolvedActivities.size()); 5979 for (int n = 0; n < count; n++) { 5980 final ResolveInfo info = resolvedActivities.get(n); 5981 final String packageName = info.activityInfo.packageName; 5982 final PackageSetting ps = mSettings.mPackages.get(packageName); 5983 if (ps != null) { 5984 // only check domain verification status if the app is not a browser 5985 if (!info.handleAllWebDataURI) { 5986 // Try to get the status from User settings first 5987 final long packedStatus = getDomainVerificationStatusLPr(ps, userId); 5988 final int status = (int) (packedStatus >> 32); 5989 if (status == INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_ALWAYS 5990 || status == INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_ALWAYS_ASK) { 5991 if (DEBUG_EPHEMERAL) { 5992 Slog.v(TAG, "DENY instant app;" 5993 + " pkg: " + packageName + ", status: " + status); 5994 } 5995 return false; 5996 } 5997 } 5998 if (ps.getInstantApp(userId)) { 5999 if (DEBUG_EPHEMERAL) { 6000 Slog.v(TAG, "DENY instant app installed;" 6001 + " pkg: " + packageName); 6002 } 6003 return false; 6004 } 6005 } 6006 } 6007 } 6008 // We've exhausted all ways to deny ephemeral application; let the system look for them. 6009 return true; 6010 } 6011 6012 private void requestInstantAppResolutionPhaseTwo(AuxiliaryResolveInfo responseObj, 6013 Intent origIntent, String resolvedType, String callingPackage, 6014 Bundle verificationBundle, int userId) { 6015 final Message msg = mHandler.obtainMessage(INSTANT_APP_RESOLUTION_PHASE_TWO, 6016 new InstantAppRequest(responseObj, origIntent, resolvedType, 6017 callingPackage, userId, verificationBundle, false /*resolveForStart*/)); 6018 mHandler.sendMessage(msg); 6019 } 6020 6021 private ResolveInfo chooseBestActivity(Intent intent, String resolvedType, 6022 int flags, List<ResolveInfo> query, int userId) { 6023 if (query != null) { 6024 final int N = query.size(); 6025 if (N == 1) { 6026 return query.get(0); 6027 } else if (N > 1) { 6028 final boolean debug = ((intent.getFlags() & Intent.FLAG_DEBUG_LOG_RESOLUTION) != 0); 6029 // If there is more than one activity with the same priority, 6030 // then let the user decide between them. 6031 ResolveInfo r0 = query.get(0); 6032 ResolveInfo r1 = query.get(1); 6033 if (DEBUG_INTENT_MATCHING || debug) { 6034 Slog.v(TAG, r0.activityInfo.name + "=" + r0.priority + " vs " 6035 + r1.activityInfo.name + "=" + r1.priority); 6036 } 6037 // If the first activity has a higher priority, or a different 6038 // default, then it is always desirable to pick it. 6039 if (r0.priority != r1.priority 6040 || r0.preferredOrder != r1.preferredOrder 6041 || r0.isDefault != r1.isDefault) { 6042 return query.get(0); 6043 } 6044 // If we have saved a preference for a preferred activity for 6045 // this Intent, use that. 6046 ResolveInfo ri = findPreferredActivity(intent, resolvedType, 6047 flags, query, r0.priority, true, false, debug, userId); 6048 if (ri != null) { 6049 return ri; 6050 } 6051 // If we have an ephemeral app, use it 6052 for (int i = 0; i < N; i++) { 6053 ri = query.get(i); 6054 if (ri.activityInfo.applicationInfo.isInstantApp()) { 6055 final String packageName = ri.activityInfo.packageName; 6056 final PackageSetting ps = mSettings.mPackages.get(packageName); 6057 final long packedStatus = getDomainVerificationStatusLPr(ps, userId); 6058 final int status = (int)(packedStatus >> 32); 6059 if (status != INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_ALWAYS_ASK) { 6060 return ri; 6061 } 6062 } 6063 } 6064 ri = new ResolveInfo(mResolveInfo); 6065 ri.activityInfo = new ActivityInfo(ri.activityInfo); 6066 ri.activityInfo.labelRes = ResolverActivity.getLabelRes(intent.getAction()); 6067 // If all of the options come from the same package, show the application's 6068 // label and icon instead of the generic resolver's. 6069 // Some calls like Intent.resolveActivityInfo query the ResolveInfo from here 6070 // and then throw away the ResolveInfo itself, meaning that the caller loses 6071 // the resolvePackageName. Therefore the activityInfo.labelRes above provides 6072 // a fallback for this case; we only set the target package's resources on 6073 // the ResolveInfo, not the ActivityInfo. 6074 final String intentPackage = intent.getPackage(); 6075 if (!TextUtils.isEmpty(intentPackage) && allHavePackage(query, intentPackage)) { 6076 final ApplicationInfo appi = query.get(0).activityInfo.applicationInfo; 6077 ri.resolvePackageName = intentPackage; 6078 if (userNeedsBadging(userId)) { 6079 ri.noResourceId = true; 6080 } else { 6081 ri.icon = appi.icon; 6082 } 6083 ri.iconResourceId = appi.icon; 6084 ri.labelRes = appi.labelRes; 6085 } 6086 ri.activityInfo.applicationInfo = new ApplicationInfo( 6087 ri.activityInfo.applicationInfo); 6088 if (userId != 0) { 6089 ri.activityInfo.applicationInfo.uid = UserHandle.getUid(userId, 6090 UserHandle.getAppId(ri.activityInfo.applicationInfo.uid)); 6091 } 6092 // Make sure that the resolver is displayable in car mode 6093 if (ri.activityInfo.metaData == null) ri.activityInfo.metaData = new Bundle(); 6094 ri.activityInfo.metaData.putBoolean(Intent.METADATA_DOCK_HOME, true); 6095 return ri; 6096 } 6097 } 6098 return null; 6099 } 6100 6101 /** 6102 * Return true if the given list is not empty and all of its contents have 6103 * an activityInfo with the given package name. 6104 */ 6105 private boolean allHavePackage(List<ResolveInfo> list, String packageName) { 6106 if (ArrayUtils.isEmpty(list)) { 6107 return false; 6108 } 6109 for (int i = 0, N = list.size(); i < N; i++) { 6110 final ResolveInfo ri = list.get(i); 6111 final ActivityInfo ai = ri != null ? ri.activityInfo : null; 6112 if (ai == null || !packageName.equals(ai.packageName)) { 6113 return false; 6114 } 6115 } 6116 return true; 6117 } 6118 6119 private ResolveInfo findPersistentPreferredActivityLP(Intent intent, String resolvedType, 6120 int flags, List<ResolveInfo> query, boolean debug, int userId) { 6121 final int N = query.size(); 6122 PersistentPreferredIntentResolver ppir = mSettings.mPersistentPreferredActivities 6123 .get(userId); 6124 // Get the list of persistent preferred activities that handle the intent 6125 if (DEBUG_PREFERRED || debug) Slog.v(TAG, "Looking for presistent preferred activities..."); 6126 List<PersistentPreferredActivity> pprefs = ppir != null 6127 ? ppir.queryIntent(intent, resolvedType, 6128 (flags & PackageManager.MATCH_DEFAULT_ONLY) != 0, 6129 userId) 6130 : null; 6131 if (pprefs != null && pprefs.size() > 0) { 6132 final int M = pprefs.size(); 6133 for (int i=0; i<M; i++) { 6134 final PersistentPreferredActivity ppa = pprefs.get(i); 6135 if (DEBUG_PREFERRED || debug) { 6136 Slog.v(TAG, "Checking PersistentPreferredActivity ds=" 6137 + (ppa.countDataSchemes() > 0 ? ppa.getDataScheme(0) : "<none>") 6138 + "\n component=" + ppa.mComponent); 6139 ppa.dump(new LogPrinter(Log.VERBOSE, TAG, Log.LOG_ID_SYSTEM), " "); 6140 } 6141 final ActivityInfo ai = getActivityInfo(ppa.mComponent, 6142 flags | MATCH_DISABLED_COMPONENTS, userId); 6143 if (DEBUG_PREFERRED || debug) { 6144 Slog.v(TAG, "Found persistent preferred activity:"); 6145 if (ai != null) { 6146 ai.dump(new LogPrinter(Log.VERBOSE, TAG, Log.LOG_ID_SYSTEM), " "); 6147 } else { 6148 Slog.v(TAG, " null"); 6149 } 6150 } 6151 if (ai == null) { 6152 // This previously registered persistent preferred activity 6153 // component is no longer known. Ignore it and do NOT remove it. 6154 continue; 6155 } 6156 for (int j=0; j<N; j++) { 6157 final ResolveInfo ri = query.get(j); 6158 if (!ri.activityInfo.applicationInfo.packageName 6159 .equals(ai.applicationInfo.packageName)) { 6160 continue; 6161 } 6162 if (!ri.activityInfo.name.equals(ai.name)) { 6163 continue; 6164 } 6165 // Found a persistent preference that can handle the intent. 6166 if (DEBUG_PREFERRED || debug) { 6167 Slog.v(TAG, "Returning persistent preferred activity: " + 6168 ri.activityInfo.packageName + "/" + ri.activityInfo.name); 6169 } 6170 return ri; 6171 } 6172 } 6173 } 6174 return null; 6175 } 6176 6177 // TODO: handle preferred activities missing while user has amnesia 6178 ResolveInfo findPreferredActivity(Intent intent, String resolvedType, int flags, 6179 List<ResolveInfo> query, int priority, boolean always, 6180 boolean removeMatches, boolean debug, int userId) { 6181 if (!sUserManager.exists(userId)) return null; 6182 final int callingUid = Binder.getCallingUid(); 6183 flags = updateFlagsForResolve( 6184 flags, userId, intent, callingUid, false /*includeInstantApps*/); 6185 intent = updateIntentForResolve(intent); 6186 // writer 6187 synchronized (mPackages) { 6188 // Try to find a matching persistent preferred activity. 6189 ResolveInfo pri = findPersistentPreferredActivityLP(intent, resolvedType, flags, query, 6190 debug, userId); 6191 6192 // If a persistent preferred activity matched, use it. 6193 if (pri != null) { 6194 return pri; 6195 } 6196 6197 PreferredIntentResolver pir = mSettings.mPreferredActivities.get(userId); 6198 // Get the list of preferred activities that handle the intent 6199 if (DEBUG_PREFERRED || debug) Slog.v(TAG, "Looking for preferred activities..."); 6200 List<PreferredActivity> prefs = pir != null 6201 ? pir.queryIntent(intent, resolvedType, 6202 (flags & PackageManager.MATCH_DEFAULT_ONLY) != 0, 6203 userId) 6204 : null; 6205 if (prefs != null && prefs.size() > 0) { 6206 boolean changed = false; 6207 try { 6208 // First figure out how good the original match set is. 6209 // We will only allow preferred activities that came 6210 // from the same match quality. 6211 int match = 0; 6212 6213 if (DEBUG_PREFERRED || debug) Slog.v(TAG, "Figuring out best match..."); 6214 6215 final int N = query.size(); 6216 for (int j=0; j<N; j++) { 6217 final ResolveInfo ri = query.get(j); 6218 if (DEBUG_PREFERRED || debug) Slog.v(TAG, "Match for " + ri.activityInfo 6219 + ": 0x" + Integer.toHexString(match)); 6220 if (ri.match > match) { 6221 match = ri.match; 6222 } 6223 } 6224 6225 if (DEBUG_PREFERRED || debug) Slog.v(TAG, "Best match: 0x" 6226 + Integer.toHexString(match)); 6227 6228 match &= IntentFilter.MATCH_CATEGORY_MASK; 6229 final int M = prefs.size(); 6230 for (int i=0; i<M; i++) { 6231 final PreferredActivity pa = prefs.get(i); 6232 if (DEBUG_PREFERRED || debug) { 6233 Slog.v(TAG, "Checking PreferredActivity ds=" 6234 + (pa.countDataSchemes() > 0 ? pa.getDataScheme(0) : "<none>") 6235 + "\n component=" + pa.mPref.mComponent); 6236 pa.dump(new LogPrinter(Log.VERBOSE, TAG, Log.LOG_ID_SYSTEM), " "); 6237 } 6238 if (pa.mPref.mMatch != match) { 6239 if (DEBUG_PREFERRED || debug) Slog.v(TAG, "Skipping bad match " 6240 + Integer.toHexString(pa.mPref.mMatch)); 6241 continue; 6242 } 6243 // If it's not an "always" type preferred activity and that's what we're 6244 // looking for, skip it. 6245 if (always && !pa.mPref.mAlways) { 6246 if (DEBUG_PREFERRED || debug) Slog.v(TAG, "Skipping mAlways=false entry"); 6247 continue; 6248 } 6249 final ActivityInfo ai = getActivityInfo( 6250 pa.mPref.mComponent, flags | MATCH_DISABLED_COMPONENTS 6251 | MATCH_DIRECT_BOOT_AWARE | MATCH_DIRECT_BOOT_UNAWARE, 6252 userId); 6253 if (DEBUG_PREFERRED || debug) { 6254 Slog.v(TAG, "Found preferred activity:"); 6255 if (ai != null) { 6256 ai.dump(new LogPrinter(Log.VERBOSE, TAG, Log.LOG_ID_SYSTEM), " "); 6257 } else { 6258 Slog.v(TAG, " null"); 6259 } 6260 } 6261 if (ai == null) { 6262 // This previously registered preferred activity 6263 // component is no longer known. Most likely an update 6264 // to the app was installed and in the new version this 6265 // component no longer exists. Clean it up by removing 6266 // it from the preferred activities list, and skip it. 6267 Slog.w(TAG, "Removing dangling preferred activity: " 6268 + pa.mPref.mComponent); 6269 pir.removeFilter(pa); 6270 changed = true; 6271 continue; 6272 } 6273 for (int j=0; j<N; j++) { 6274 final ResolveInfo ri = query.get(j); 6275 if (!ri.activityInfo.applicationInfo.packageName 6276 .equals(ai.applicationInfo.packageName)) { 6277 continue; 6278 } 6279 if (!ri.activityInfo.name.equals(ai.name)) { 6280 continue; 6281 } 6282 6283 if (removeMatches) { 6284 pir.removeFilter(pa); 6285 changed = true; 6286 if (DEBUG_PREFERRED) { 6287 Slog.v(TAG, "Removing match " + pa.mPref.mComponent); 6288 } 6289 break; 6290 } 6291 6292 // Okay we found a previously set preferred or last chosen app. 6293 // If the result set is different from when this 6294 // was created, and is not a subset of the preferred set, we need to 6295 // clear it and re-ask the user their preference, if we're looking for 6296 // an "always" type entry. 6297 if (always && !pa.mPref.sameSet(query)) { 6298 if (pa.mPref.isSuperset(query)) { 6299 // some components of the set are no longer present in 6300 // the query, but the preferred activity can still be reused 6301 if (DEBUG_PREFERRED) { 6302 Slog.i(TAG, "Result set changed, but PreferredActivity is" 6303 + " still valid as only non-preferred components" 6304 + " were removed for " + intent + " type " 6305 + resolvedType); 6306 } 6307 // remove obsolete components and re-add the up-to-date filter 6308 PreferredActivity freshPa = new PreferredActivity(pa, 6309 pa.mPref.mMatch, 6310 pa.mPref.discardObsoleteComponents(query), 6311 pa.mPref.mComponent, 6312 pa.mPref.mAlways); 6313 pir.removeFilter(pa); 6314 pir.addFilter(freshPa); 6315 changed = true; 6316 } else { 6317 Slog.i(TAG, 6318 "Result set changed, dropping preferred activity for " 6319 + intent + " type " + resolvedType); 6320 if (DEBUG_PREFERRED) { 6321 Slog.v(TAG, "Removing preferred activity since set changed " 6322 + pa.mPref.mComponent); 6323 } 6324 pir.removeFilter(pa); 6325 // Re-add the filter as a "last chosen" entry (!always) 6326 PreferredActivity lastChosen = new PreferredActivity( 6327 pa, pa.mPref.mMatch, null, pa.mPref.mComponent, false); 6328 pir.addFilter(lastChosen); 6329 changed = true; 6330 return null; 6331 } 6332 } 6333 6334 // Yay! Either the set matched or we're looking for the last chosen 6335 if (DEBUG_PREFERRED || debug) Slog.v(TAG, "Returning preferred activity: " 6336 + ri.activityInfo.packageName + "/" + ri.activityInfo.name); 6337 return ri; 6338 } 6339 } 6340 } finally { 6341 if (changed) { 6342 if (DEBUG_PREFERRED) { 6343 Slog.v(TAG, "Preferred activity bookkeeping changed; writing restrictions"); 6344 } 6345 scheduleWritePackageRestrictionsLocked(userId); 6346 } 6347 } 6348 } 6349 } 6350 if (DEBUG_PREFERRED || debug) Slog.v(TAG, "No preferred activity to return"); 6351 return null; 6352 } 6353 6354 /* 6355 * Returns if intent can be forwarded from the sourceUserId to the targetUserId 6356 */ 6357 @Override 6358 public boolean canForwardTo(Intent intent, String resolvedType, int sourceUserId, 6359 int targetUserId) { 6360 mContext.enforceCallingOrSelfPermission( 6361 android.Manifest.permission.INTERACT_ACROSS_USERS_FULL, null); 6362 List<CrossProfileIntentFilter> matches = 6363 getMatchingCrossProfileIntentFilters(intent, resolvedType, sourceUserId); 6364 if (matches != null) { 6365 int size = matches.size(); 6366 for (int i = 0; i < size; i++) { 6367 if (matches.get(i).getTargetUserId() == targetUserId) return true; 6368 } 6369 } 6370 if (hasWebURI(intent)) { 6371 // cross-profile app linking works only towards the parent. 6372 final int callingUid = Binder.getCallingUid(); 6373 final UserInfo parent = getProfileParent(sourceUserId); 6374 synchronized(mPackages) { 6375 int flags = updateFlagsForResolve(0, parent.id, intent, callingUid, 6376 false /*includeInstantApps*/); 6377 CrossProfileDomainInfo xpDomainInfo = getCrossProfileDomainPreferredLpr( 6378 intent, resolvedType, flags, sourceUserId, parent.id); 6379 return xpDomainInfo != null; 6380 } 6381 } 6382 return false; 6383 } 6384 6385 private UserInfo getProfileParent(int userId) { 6386 final long identity = Binder.clearCallingIdentity(); 6387 try { 6388 return sUserManager.getProfileParent(userId); 6389 } finally { 6390 Binder.restoreCallingIdentity(identity); 6391 } 6392 } 6393 6394 private List<CrossProfileIntentFilter> getMatchingCrossProfileIntentFilters(Intent intent, 6395 String resolvedType, int userId) { 6396 CrossProfileIntentResolver resolver = mSettings.mCrossProfileIntentResolvers.get(userId); 6397 if (resolver != null) { 6398 return resolver.queryIntent(intent, resolvedType, false /*defaultOnly*/, userId); 6399 } 6400 return null; 6401 } 6402 6403 @Override 6404 public @NonNull ParceledListSlice<ResolveInfo> queryIntentActivities(Intent intent, 6405 String resolvedType, int flags, int userId) { 6406 try { 6407 Trace.traceBegin(TRACE_TAG_PACKAGE_MANAGER, "queryIntentActivities"); 6408 6409 return new ParceledListSlice<>( 6410 queryIntentActivitiesInternal(intent, resolvedType, flags, userId)); 6411 } finally { 6412 Trace.traceEnd(TRACE_TAG_PACKAGE_MANAGER); 6413 } 6414 } 6415 6416 /** 6417 * Returns the package name of the calling Uid if it's an instant app. If it isn't 6418 * instant, returns {@code null}. 6419 */ 6420 private String getInstantAppPackageName(int callingUid) { 6421 synchronized (mPackages) { 6422 // If the caller is an isolated app use the owner's uid for the lookup. 6423 if (Process.isIsolated(callingUid)) { 6424 callingUid = mIsolatedOwners.get(callingUid); 6425 } 6426 final int appId = UserHandle.getAppId(callingUid); 6427 final Object obj = mSettings.getUserIdLPr(appId); 6428 if (obj instanceof PackageSetting) { 6429 final PackageSetting ps = (PackageSetting) obj; 6430 final boolean isInstantApp = ps.getInstantApp(UserHandle.getUserId(callingUid)); 6431 return isInstantApp ? ps.pkg.packageName : null; 6432 } 6433 } 6434 return null; 6435 } 6436 6437 private @NonNull List<ResolveInfo> queryIntentActivitiesInternal(Intent intent, 6438 String resolvedType, int flags, int userId) { 6439 return queryIntentActivitiesInternal( 6440 intent, resolvedType, flags, Binder.getCallingUid(), userId, 6441 false /*resolveForStart*/, true /*allowDynamicSplits*/); 6442 } 6443 6444 private @NonNull List<ResolveInfo> queryIntentActivitiesInternal(Intent intent, 6445 String resolvedType, int flags, int filterCallingUid, int userId, 6446 boolean resolveForStart, boolean allowDynamicSplits) { 6447 if (!sUserManager.exists(userId)) return Collections.emptyList(); 6448 final String instantAppPkgName = getInstantAppPackageName(filterCallingUid); 6449 mPermissionManager.enforceCrossUserPermission(Binder.getCallingUid(), userId, 6450 false /* requireFullPermission */, false /* checkShell */, 6451 "query intent activities"); 6452 final String pkgName = intent.getPackage(); 6453 ComponentName comp = intent.getComponent(); 6454 if (comp == null) { 6455 if (intent.getSelector() != null) { 6456 intent = intent.getSelector(); 6457 comp = intent.getComponent(); 6458 } 6459 } 6460 6461 flags = updateFlagsForResolve(flags, userId, intent, filterCallingUid, resolveForStart, 6462 comp != null || pkgName != null /*onlyExposedExplicitly*/); 6463 if (comp != null) { 6464 final List<ResolveInfo> list = new ArrayList<ResolveInfo>(1); 6465 final ActivityInfo ai = getActivityInfo(comp, flags, userId); 6466 if (ai != null) { 6467 // When specifying an explicit component, we prevent the activity from being 6468 // used when either 1) the calling package is normal and the activity is within 6469 // an ephemeral application or 2) the calling package is ephemeral and the 6470 // activity is not visible to ephemeral applications. 6471 final boolean matchInstantApp = 6472 (flags & PackageManager.MATCH_INSTANT) != 0; 6473 final boolean matchVisibleToInstantAppOnly = 6474 (flags & PackageManager.MATCH_VISIBLE_TO_INSTANT_APP_ONLY) != 0; 6475 final boolean matchExplicitlyVisibleOnly = 6476 (flags & PackageManager.MATCH_EXPLICITLY_VISIBLE_ONLY) != 0; 6477 final boolean isCallerInstantApp = 6478 instantAppPkgName != null; 6479 final boolean isTargetSameInstantApp = 6480 comp.getPackageName().equals(instantAppPkgName); 6481 final boolean isTargetInstantApp = 6482 (ai.applicationInfo.privateFlags 6483 & ApplicationInfo.PRIVATE_FLAG_INSTANT) != 0; 6484 final boolean isTargetVisibleToInstantApp = 6485 (ai.flags & ActivityInfo.FLAG_VISIBLE_TO_INSTANT_APP) != 0; 6486 final boolean isTargetExplicitlyVisibleToInstantApp = 6487 isTargetVisibleToInstantApp 6488 && (ai.flags & ActivityInfo.FLAG_IMPLICITLY_VISIBLE_TO_INSTANT_APP) == 0; 6489 final boolean isTargetHiddenFromInstantApp = 6490 !isTargetVisibleToInstantApp 6491 || (matchExplicitlyVisibleOnly && !isTargetExplicitlyVisibleToInstantApp); 6492 final boolean blockResolution = 6493 !isTargetSameInstantApp 6494 && ((!matchInstantApp && !isCallerInstantApp && isTargetInstantApp) 6495 || (matchVisibleToInstantAppOnly && isCallerInstantApp 6496 && isTargetHiddenFromInstantApp)); 6497 if (!blockResolution) { 6498 final ResolveInfo ri = new ResolveInfo(); 6499 ri.activityInfo = ai; 6500 list.add(ri); 6501 } 6502 } 6503 return applyPostResolutionFilter( 6504 list, instantAppPkgName, allowDynamicSplits, filterCallingUid, userId); 6505 } 6506 6507 // reader 6508 boolean sortResult = false; 6509 boolean addEphemeral = false; 6510 List<ResolveInfo> result; 6511 final boolean ephemeralDisabled = isEphemeralDisabled(); 6512 synchronized (mPackages) { 6513 if (pkgName == null) { 6514 List<CrossProfileIntentFilter> matchingFilters = 6515 getMatchingCrossProfileIntentFilters(intent, resolvedType, userId); 6516 // Check for results that need to skip the current profile. 6517 ResolveInfo xpResolveInfo = querySkipCurrentProfileIntents(matchingFilters, intent, 6518 resolvedType, flags, userId); 6519 if (xpResolveInfo != null) { 6520 List<ResolveInfo> xpResult = new ArrayList<ResolveInfo>(1); 6521 xpResult.add(xpResolveInfo); 6522 return applyPostResolutionFilter( 6523 filterIfNotSystemUser(xpResult, userId), instantAppPkgName, 6524 allowDynamicSplits, filterCallingUid, userId); 6525 } 6526 6527 // Check for results in the current profile. 6528 result = filterIfNotSystemUser(mActivities.queryIntent( 6529 intent, resolvedType, flags, userId), userId); 6530 addEphemeral = !ephemeralDisabled 6531 && isInstantAppAllowed(intent, result, userId, false /*skipPackageCheck*/); 6532 // Check for cross profile results. 6533 boolean hasNonNegativePriorityResult = hasNonNegativePriority(result); 6534 xpResolveInfo = queryCrossProfileIntents( 6535 matchingFilters, intent, resolvedType, flags, userId, 6536 hasNonNegativePriorityResult); 6537 if (xpResolveInfo != null && isUserEnabled(xpResolveInfo.targetUserId)) { 6538 boolean isVisibleToUser = filterIfNotSystemUser( 6539 Collections.singletonList(xpResolveInfo), userId).size() > 0; 6540 if (isVisibleToUser) { 6541 result.add(xpResolveInfo); 6542 sortResult = true; 6543 } 6544 } 6545 if (hasWebURI(intent)) { 6546 CrossProfileDomainInfo xpDomainInfo = null; 6547 final UserInfo parent = getProfileParent(userId); 6548 if (parent != null) { 6549 xpDomainInfo = getCrossProfileDomainPreferredLpr(intent, resolvedType, 6550 flags, userId, parent.id); 6551 } 6552 if (xpDomainInfo != null) { 6553 if (xpResolveInfo != null) { 6554 // If we didn't remove it, the cross-profile ResolveInfo would be twice 6555 // in the result. 6556 result.remove(xpResolveInfo); 6557 } 6558 if (result.size() == 0 && !addEphemeral) { 6559 // No result in current profile, but found candidate in parent user. 6560 // And we are not going to add emphemeral app, so we can return the 6561 // result straight away. 6562 result.add(xpDomainInfo.resolveInfo); 6563 return applyPostResolutionFilter(result, instantAppPkgName, 6564 allowDynamicSplits, filterCallingUid, userId); 6565 } 6566 } else if (result.size() <= 1 && !addEphemeral) { 6567 // No result in parent user and <= 1 result in current profile, and we 6568 // are not going to add emphemeral app, so we can return the result without 6569 // further processing. 6570 return applyPostResolutionFilter(result, instantAppPkgName, 6571 allowDynamicSplits, filterCallingUid, userId); 6572 } 6573 // We have more than one candidate (combining results from current and parent 6574 // profile), so we need filtering and sorting. 6575 result = filterCandidatesWithDomainPreferredActivitiesLPr( 6576 intent, flags, result, xpDomainInfo, userId); 6577 sortResult = true; 6578 } 6579 } else { 6580 final PackageParser.Package pkg = mPackages.get(pkgName); 6581 result = null; 6582 if (pkg != null) { 6583 result = filterIfNotSystemUser( 6584 mActivities.queryIntentForPackage( 6585 intent, resolvedType, flags, pkg.activities, userId), 6586 userId); 6587 } 6588 if (result == null || result.size() == 0) { 6589 // the caller wants to resolve for a particular package; however, there 6590 // were no installed results, so, try to find an ephemeral result 6591 addEphemeral = !ephemeralDisabled 6592 && isInstantAppAllowed( 6593 intent, null /*result*/, userId, true /*skipPackageCheck*/); 6594 if (result == null) { 6595 result = new ArrayList<>(); 6596 } 6597 } 6598 } 6599 } 6600 if (addEphemeral) { 6601 result = maybeAddInstantAppInstaller( 6602 result, intent, resolvedType, flags, userId, resolveForStart); 6603 } 6604 if (sortResult) { 6605 Collections.sort(result, mResolvePrioritySorter); 6606 } 6607 return applyPostResolutionFilter( 6608 result, instantAppPkgName, allowDynamicSplits, filterCallingUid, userId); 6609 } 6610 6611 private List<ResolveInfo> maybeAddInstantAppInstaller(List<ResolveInfo> result, Intent intent, 6612 String resolvedType, int flags, int userId, boolean resolveForStart) { 6613 // first, check to see if we've got an instant app already installed 6614 final boolean alreadyResolvedLocally = (flags & PackageManager.MATCH_INSTANT) != 0; 6615 ResolveInfo localInstantApp = null; 6616 boolean blockResolution = false; 6617 if (!alreadyResolvedLocally) { 6618 final List<ResolveInfo> instantApps = mActivities.queryIntent(intent, resolvedType, 6619 flags 6620 | PackageManager.GET_RESOLVED_FILTER 6621 | PackageManager.MATCH_INSTANT 6622 | PackageManager.MATCH_VISIBLE_TO_INSTANT_APP_ONLY, 6623 userId); 6624 for (int i = instantApps.size() - 1; i >= 0; --i) { 6625 final ResolveInfo info = instantApps.get(i); 6626 final String packageName = info.activityInfo.packageName; 6627 final PackageSetting ps = mSettings.mPackages.get(packageName); 6628 if (ps.getInstantApp(userId)) { 6629 final long packedStatus = getDomainVerificationStatusLPr(ps, userId); 6630 final int status = (int)(packedStatus >> 32); 6631 final int linkGeneration = (int)(packedStatus & 0xFFFFFFFF); 6632 if (status == INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_NEVER) { 6633 // there's a local instant application installed, but, the user has 6634 // chosen to never use it; skip resolution and don't acknowledge 6635 // an instant application is even available 6636 if (DEBUG_EPHEMERAL) { 6637 Slog.v(TAG, "Instant app marked to never run; pkg: " + packageName); 6638 } 6639 blockResolution = true; 6640 break; 6641 } else { 6642 // we have a locally installed instant application; skip resolution 6643 // but acknowledge there's an instant application available 6644 if (DEBUG_EPHEMERAL) { 6645 Slog.v(TAG, "Found installed instant app; pkg: " + packageName); 6646 } 6647 localInstantApp = info; 6648 break; 6649 } 6650 } 6651 } 6652 } 6653 // no app installed, let's see if one's available 6654 AuxiliaryResolveInfo auxiliaryResponse = null; 6655 if (!blockResolution) { 6656 if (localInstantApp == null) { 6657 // we don't have an instant app locally, resolve externally 6658 Trace.traceBegin(TRACE_TAG_PACKAGE_MANAGER, "resolveEphemeral"); 6659 final InstantAppRequest requestObject = new InstantAppRequest( 6660 null /*responseObj*/, intent /*origIntent*/, resolvedType, 6661 null /*callingPackage*/, userId, null /*verificationBundle*/, 6662 resolveForStart); 6663 auxiliaryResponse = 6664 InstantAppResolver.doInstantAppResolutionPhaseOne( 6665 mContext, mInstantAppResolverConnection, requestObject); 6666 Trace.traceEnd(TRACE_TAG_PACKAGE_MANAGER); 6667 } else { 6668 // we have an instant application locally, but, we can't admit that since 6669 // callers shouldn't be able to determine prior browsing. create a dummy 6670 // auxiliary response so the downstream code behaves as if there's an 6671 // instant application available externally. when it comes time to start 6672 // the instant application, we'll do the right thing. 6673 final ApplicationInfo ai = localInstantApp.activityInfo.applicationInfo; 6674 auxiliaryResponse = new AuxiliaryResolveInfo( 6675 ai.packageName, null /*splitName*/, null /*failureActivity*/, 6676 ai.versionCode, null /*failureIntent*/); 6677 } 6678 } 6679 if (auxiliaryResponse != null) { 6680 if (DEBUG_EPHEMERAL) { 6681 Slog.v(TAG, "Adding ephemeral installer to the ResolveInfo list"); 6682 } 6683 final ResolveInfo ephemeralInstaller = new ResolveInfo(mInstantAppInstallerInfo); 6684 final PackageSetting ps = 6685 mSettings.mPackages.get(mInstantAppInstallerActivity.packageName); 6686 if (ps != null) { 6687 ephemeralInstaller.activityInfo = PackageParser.generateActivityInfo( 6688 mInstantAppInstallerActivity, 0, ps.readUserState(userId), userId); 6689 ephemeralInstaller.activityInfo.launchToken = auxiliaryResponse.token; 6690 ephemeralInstaller.auxiliaryInfo = auxiliaryResponse; 6691 // make sure this resolver is the default 6692 ephemeralInstaller.isDefault = true; 6693 ephemeralInstaller.match = IntentFilter.MATCH_CATEGORY_SCHEME_SPECIFIC_PART 6694 | IntentFilter.MATCH_ADJUSTMENT_NORMAL; 6695 // add a non-generic filter 6696 ephemeralInstaller.filter = new IntentFilter(intent.getAction()); 6697 ephemeralInstaller.filter.addDataPath( 6698 intent.getData().getPath(), PatternMatcher.PATTERN_LITERAL); 6699 ephemeralInstaller.isInstantAppAvailable = true; 6700 result.add(ephemeralInstaller); 6701 } 6702 } 6703 return result; 6704 } 6705 6706 private static class CrossProfileDomainInfo { 6707 /* ResolveInfo for IntentForwarderActivity to send the intent to the other profile */ 6708 ResolveInfo resolveInfo; 6709 /* Best domain verification status of the activities found in the other profile */ 6710 int bestDomainVerificationStatus; 6711 } 6712 6713 private CrossProfileDomainInfo getCrossProfileDomainPreferredLpr(Intent intent, 6714 String resolvedType, int flags, int sourceUserId, int parentUserId) { 6715 if (!sUserManager.hasUserRestriction(UserManager.ALLOW_PARENT_PROFILE_APP_LINKING, 6716 sourceUserId)) { 6717 return null; 6718 } 6719 List<ResolveInfo> resultTargetUser = mActivities.queryIntent(intent, 6720 resolvedType, flags, parentUserId); 6721 6722 if (resultTargetUser == null || resultTargetUser.isEmpty()) { 6723 return null; 6724 } 6725 CrossProfileDomainInfo result = null; 6726 int size = resultTargetUser.size(); 6727 for (int i = 0; i < size; i++) { 6728 ResolveInfo riTargetUser = resultTargetUser.get(i); 6729 // Intent filter verification is only for filters that specify a host. So don't return 6730 // those that handle all web uris. 6731 if (riTargetUser.handleAllWebDataURI) { 6732 continue; 6733 } 6734 String packageName = riTargetUser.activityInfo.packageName; 6735 PackageSetting ps = mSettings.mPackages.get(packageName); 6736 if (ps == null) { 6737 continue; 6738 } 6739 long verificationState = getDomainVerificationStatusLPr(ps, parentUserId); 6740 int status = (int)(verificationState >> 32); 6741 if (result == null) { 6742 result = new CrossProfileDomainInfo(); 6743 result.resolveInfo = createForwardingResolveInfoUnchecked(new IntentFilter(), 6744 sourceUserId, parentUserId); 6745 result.bestDomainVerificationStatus = status; 6746 } else { 6747 result.bestDomainVerificationStatus = bestDomainVerificationStatus(status, 6748 result.bestDomainVerificationStatus); 6749 } 6750 } 6751 // Don't consider matches with status NEVER across profiles. 6752 if (result != null && result.bestDomainVerificationStatus 6753 == INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_NEVER) { 6754 return null; 6755 } 6756 return result; 6757 } 6758 6759 /** 6760 * Verification statuses are ordered from the worse to the best, except for 6761 * INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_NEVER, which is the worse. 6762 */ 6763 private int bestDomainVerificationStatus(int status1, int status2) { 6764 if (status1 == INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_NEVER) { 6765 return status2; 6766 } 6767 if (status2 == INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_NEVER) { 6768 return status1; 6769 } 6770 return (int) MathUtils.max(status1, status2); 6771 } 6772 6773 private boolean isUserEnabled(int userId) { 6774 long callingId = Binder.clearCallingIdentity(); 6775 try { 6776 UserInfo userInfo = sUserManager.getUserInfo(userId); 6777 return userInfo != null && userInfo.isEnabled(); 6778 } finally { 6779 Binder.restoreCallingIdentity(callingId); 6780 } 6781 } 6782 6783 /** 6784 * Filter out activities with systemUserOnly flag set, when current user is not System. 6785 * 6786 * @return filtered list 6787 */ 6788 private List<ResolveInfo> filterIfNotSystemUser(List<ResolveInfo> resolveInfos, int userId) { 6789 if (userId == UserHandle.USER_SYSTEM) { 6790 return resolveInfos; 6791 } 6792 for (int i = resolveInfos.size() - 1; i >= 0; i--) { 6793 ResolveInfo info = resolveInfos.get(i); 6794 if ((info.activityInfo.flags & ActivityInfo.FLAG_SYSTEM_USER_ONLY) != 0) { 6795 resolveInfos.remove(i); 6796 } 6797 } 6798 return resolveInfos; 6799 } 6800 6801 /** 6802 * Filters out ephemeral activities. 6803 * <p>When resolving for an ephemeral app, only activities that 1) are defined in the 6804 * ephemeral app or 2) marked with {@code visibleToEphemeral} are returned. 6805 * 6806 * @param resolveInfos The pre-filtered list of resolved activities 6807 * @param ephemeralPkgName The ephemeral package name. If {@code null}, no filtering 6808 * is performed. 6809 * @return A filtered list of resolved activities. 6810 */ 6811 private List<ResolveInfo> applyPostResolutionFilter(List<ResolveInfo> resolveInfos, 6812 String ephemeralPkgName, boolean allowDynamicSplits, int filterCallingUid, int userId) { 6813 for (int i = resolveInfos.size() - 1; i >= 0; i--) { 6814 final ResolveInfo info = resolveInfos.get(i); 6815 // allow activities that are defined in the provided package 6816 if (allowDynamicSplits 6817 && info.activityInfo.splitName != null 6818 && !ArrayUtils.contains(info.activityInfo.applicationInfo.splitNames, 6819 info.activityInfo.splitName)) { 6820 if (mInstantAppInstallerInfo == null) { 6821 if (DEBUG_INSTALL) { 6822 Slog.v(TAG, "No installer - not adding it to the ResolveInfo list"); 6823 } 6824 resolveInfos.remove(i); 6825 continue; 6826 } 6827 // requested activity is defined in a split that hasn't been installed yet. 6828 // add the installer to the resolve list 6829 if (DEBUG_INSTALL) { 6830 Slog.v(TAG, "Adding installer to the ResolveInfo list"); 6831 } 6832 final ResolveInfo installerInfo = new ResolveInfo(mInstantAppInstallerInfo); 6833 final ComponentName installFailureActivity = findInstallFailureActivity( 6834 info.activityInfo.packageName, filterCallingUid, userId); 6835 installerInfo.auxiliaryInfo = new AuxiliaryResolveInfo( 6836 info.activityInfo.packageName, info.activityInfo.splitName, 6837 installFailureActivity, 6838 info.activityInfo.applicationInfo.versionCode, 6839 null /*failureIntent*/); 6840 installerInfo.match = IntentFilter.MATCH_CATEGORY_SCHEME_SPECIFIC_PART 6841 | IntentFilter.MATCH_ADJUSTMENT_NORMAL; 6842 // add a non-generic filter 6843 installerInfo.filter = new IntentFilter(); 6844 6845 // This resolve info may appear in the chooser UI, so let us make it 6846 // look as the one it replaces as far as the user is concerned which 6847 // requires loading the correct label and icon for the resolve info. 6848 installerInfo.resolvePackageName = info.getComponentInfo().packageName; 6849 installerInfo.labelRes = info.resolveLabelResId(); 6850 installerInfo.icon = info.resolveIconResId(); 6851 6852 // propagate priority/preferred order/default 6853 installerInfo.priority = info.priority; 6854 installerInfo.preferredOrder = info.preferredOrder; 6855 installerInfo.isDefault = info.isDefault; 6856 resolveInfos.set(i, installerInfo); 6857 continue; 6858 } 6859 // caller is a full app, don't need to apply any other filtering 6860 if (ephemeralPkgName == null) { 6861 continue; 6862 } else if (ephemeralPkgName.equals(info.activityInfo.packageName)) { 6863 // caller is same app; don't need to apply any other filtering 6864 continue; 6865 } 6866 // allow activities that have been explicitly exposed to ephemeral apps 6867 final boolean isEphemeralApp = info.activityInfo.applicationInfo.isInstantApp(); 6868 if (!isEphemeralApp 6869 && ((info.activityInfo.flags & ActivityInfo.FLAG_VISIBLE_TO_INSTANT_APP) != 0)) { 6870 continue; 6871 } 6872 resolveInfos.remove(i); 6873 } 6874 return resolveInfos; 6875 } 6876 6877 /** 6878 * Returns the activity component that can handle install failures. 6879 * <p>By default, the instant application installer handles failures. However, an 6880 * application may want to handle failures on its own. Applications do this by 6881 * creating an activity with an intent filter that handles the action 6882 * {@link Intent#ACTION_INSTALL_FAILURE}. 6883 */ 6884 private @Nullable ComponentName findInstallFailureActivity( 6885 String packageName, int filterCallingUid, int userId) { 6886 final Intent failureActivityIntent = new Intent(Intent.ACTION_INSTALL_FAILURE); 6887 failureActivityIntent.setPackage(packageName); 6888 // IMPORTANT: disallow dynamic splits to avoid an infinite loop 6889 final List<ResolveInfo> result = queryIntentActivitiesInternal( 6890 failureActivityIntent, null /*resolvedType*/, 0 /*flags*/, filterCallingUid, userId, 6891 false /*resolveForStart*/, false /*allowDynamicSplits*/); 6892 final int NR = result.size(); 6893 if (NR > 0) { 6894 for (int i = 0; i < NR; i++) { 6895 final ResolveInfo info = result.get(i); 6896 if (info.activityInfo.splitName != null) { 6897 continue; 6898 } 6899 return new ComponentName(packageName, info.activityInfo.name); 6900 } 6901 } 6902 return null; 6903 } 6904 6905 /** 6906 * @param resolveInfos list of resolve infos in descending priority order 6907 * @return if the list contains a resolve info with non-negative priority 6908 */ 6909 private boolean hasNonNegativePriority(List<ResolveInfo> resolveInfos) { 6910 return resolveInfos.size() > 0 && resolveInfos.get(0).priority >= 0; 6911 } 6912 6913 private static boolean hasWebURI(Intent intent) { 6914 if (intent.getData() == null) { 6915 return false; 6916 } 6917 final String scheme = intent.getScheme(); 6918 if (TextUtils.isEmpty(scheme)) { 6919 return false; 6920 } 6921 return scheme.equals(IntentFilter.SCHEME_HTTP) || scheme.equals(IntentFilter.SCHEME_HTTPS); 6922 } 6923 6924 private List<ResolveInfo> filterCandidatesWithDomainPreferredActivitiesLPr(Intent intent, 6925 int matchFlags, List<ResolveInfo> candidates, CrossProfileDomainInfo xpDomainInfo, 6926 int userId) { 6927 final boolean debug = (intent.getFlags() & Intent.FLAG_DEBUG_LOG_RESOLUTION) != 0; 6928 6929 if (DEBUG_PREFERRED || DEBUG_DOMAIN_VERIFICATION) { 6930 Slog.v(TAG, "Filtering results with preferred activities. Candidates count: " + 6931 candidates.size()); 6932 } 6933 6934 ArrayList<ResolveInfo> result = new ArrayList<ResolveInfo>(); 6935 ArrayList<ResolveInfo> alwaysList = new ArrayList<ResolveInfo>(); 6936 ArrayList<ResolveInfo> undefinedList = new ArrayList<ResolveInfo>(); 6937 ArrayList<ResolveInfo> alwaysAskList = new ArrayList<ResolveInfo>(); 6938 ArrayList<ResolveInfo> neverList = new ArrayList<ResolveInfo>(); 6939 ArrayList<ResolveInfo> matchAllList = new ArrayList<ResolveInfo>(); 6940 6941 synchronized (mPackages) { 6942 final int count = candidates.size(); 6943 // First, try to use linked apps. Partition the candidates into four lists: 6944 // one for the final results, one for the "do not use ever", one for "undefined status" 6945 // and finally one for "browser app type". 6946 for (int n=0; n<count; n++) { 6947 ResolveInfo info = candidates.get(n); 6948 String packageName = info.activityInfo.packageName; 6949 PackageSetting ps = mSettings.mPackages.get(packageName); 6950 if (ps != null) { 6951 // Add to the special match all list (Browser use case) 6952 if (info.handleAllWebDataURI) { 6953 matchAllList.add(info); 6954 continue; 6955 } 6956 // Try to get the status from User settings first 6957 long packedStatus = getDomainVerificationStatusLPr(ps, userId); 6958 int status = (int)(packedStatus >> 32); 6959 int linkGeneration = (int)(packedStatus & 0xFFFFFFFF); 6960 if (status == INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_ALWAYS) { 6961 if (DEBUG_DOMAIN_VERIFICATION || debug) { 6962 Slog.i(TAG, " + always: " + info.activityInfo.packageName 6963 + " : linkgen=" + linkGeneration); 6964 } 6965 // Use link-enabled generation as preferredOrder, i.e. 6966 // prefer newly-enabled over earlier-enabled. 6967 info.preferredOrder = linkGeneration; 6968 alwaysList.add(info); 6969 } else if (status == INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_NEVER) { 6970 if (DEBUG_DOMAIN_VERIFICATION || debug) { 6971 Slog.i(TAG, " + never: " + info.activityInfo.packageName); 6972 } 6973 neverList.add(info); 6974 } else if (status == INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_ALWAYS_ASK) { 6975 if (DEBUG_DOMAIN_VERIFICATION || debug) { 6976 Slog.i(TAG, " + always-ask: " + info.activityInfo.packageName); 6977 } 6978 alwaysAskList.add(info); 6979 } else if (status == INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_UNDEFINED || 6980 status == INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_ASK) { 6981 if (DEBUG_DOMAIN_VERIFICATION || debug) { 6982 Slog.i(TAG, " + ask: " + info.activityInfo.packageName); 6983 } 6984 undefinedList.add(info); 6985 } 6986 } 6987 } 6988 6989 // We'll want to include browser possibilities in a few cases 6990 boolean includeBrowser = false; 6991 6992 // First try to add the "always" resolution(s) for the current user, if any 6993 if (alwaysList.size() > 0) { 6994 result.addAll(alwaysList); 6995 } else { 6996 // Add all undefined apps as we want them to appear in the disambiguation dialog. 6997 result.addAll(undefinedList); 6998 // Maybe add one for the other profile. 6999 if (xpDomainInfo != null && ( 7000 xpDomainInfo.bestDomainVerificationStatus 7001 != INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_NEVER)) { 7002 result.add(xpDomainInfo.resolveInfo); 7003 } 7004 includeBrowser = true; 7005 } 7006 7007 // The presence of any 'always ask' alternatives means we'll also offer browsers. 7008 // If there were 'always' entries their preferred order has been set, so we also 7009 // back that off to make the alternatives equivalent 7010 if (alwaysAskList.size() > 0) { 7011 for (ResolveInfo i : result) { 7012 i.preferredOrder = 0; 7013 } 7014 result.addAll(alwaysAskList); 7015 includeBrowser = true; 7016 } 7017 7018 if (includeBrowser) { 7019 // Also add browsers (all of them or only the default one) 7020 if (DEBUG_DOMAIN_VERIFICATION) { 7021 Slog.v(TAG, " ...including browsers in candidate set"); 7022 } 7023 if ((matchFlags & MATCH_ALL) != 0) { 7024 result.addAll(matchAllList); 7025 } else { 7026 // Browser/generic handling case. If there's a default browser, go straight 7027 // to that (but only if there is no other higher-priority match). 7028 final String defaultBrowserPackageName = getDefaultBrowserPackageName(userId); 7029 int maxMatchPrio = 0; 7030 ResolveInfo defaultBrowserMatch = null; 7031 final int numCandidates = matchAllList.size(); 7032 for (int n = 0; n < numCandidates; n++) { 7033 ResolveInfo info = matchAllList.get(n); 7034 // track the highest overall match priority... 7035 if (info.priority > maxMatchPrio) { 7036 maxMatchPrio = info.priority; 7037 } 7038 // ...and the highest-priority default browser match 7039 if (info.activityInfo.packageName.equals(defaultBrowserPackageName)) { 7040 if (defaultBrowserMatch == null 7041 || (defaultBrowserMatch.priority < info.priority)) { 7042 if (debug) { 7043 Slog.v(TAG, "Considering default browser match " + info); 7044 } 7045 defaultBrowserMatch = info; 7046 } 7047 } 7048 } 7049 if (defaultBrowserMatch != null 7050 && defaultBrowserMatch.priority >= maxMatchPrio 7051 && !TextUtils.isEmpty(defaultBrowserPackageName)) 7052 { 7053 if (debug) { 7054 Slog.v(TAG, "Default browser match " + defaultBrowserMatch); 7055 } 7056 result.add(defaultBrowserMatch); 7057 } else { 7058 result.addAll(matchAllList); 7059 } 7060 } 7061 7062 // If there is nothing selected, add all candidates and remove the ones that the user 7063 // has explicitly put into the INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_NEVER state 7064 if (result.size() == 0) { 7065 result.addAll(candidates); 7066 result.removeAll(neverList); 7067 } 7068 } 7069 } 7070 if (DEBUG_PREFERRED || DEBUG_DOMAIN_VERIFICATION) { 7071 Slog.v(TAG, "Filtered results with preferred activities. New candidates count: " + 7072 result.size()); 7073 for (ResolveInfo info : result) { 7074 Slog.v(TAG, " + " + info.activityInfo); 7075 } 7076 } 7077 return result; 7078 } 7079 7080 // Returns a packed value as a long: 7081 // 7082 // high 'int'-sized word: link status: undefined/ask/never/always. 7083 // low 'int'-sized word: relative priority among 'always' results. 7084 private long getDomainVerificationStatusLPr(PackageSetting ps, int userId) { 7085 long result = ps.getDomainVerificationStatusForUser(userId); 7086 // if none available, get the master status 7087 if (result >> 32 == INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_UNDEFINED) { 7088 if (ps.getIntentFilterVerificationInfo() != null) { 7089 result = ((long)ps.getIntentFilterVerificationInfo().getStatus()) << 32; 7090 } 7091 } 7092 return result; 7093 } 7094 7095 private ResolveInfo querySkipCurrentProfileIntents( 7096 List<CrossProfileIntentFilter> matchingFilters, Intent intent, String resolvedType, 7097 int flags, int sourceUserId) { 7098 if (matchingFilters != null) { 7099 int size = matchingFilters.size(); 7100 for (int i = 0; i < size; i ++) { 7101 CrossProfileIntentFilter filter = matchingFilters.get(i); 7102 if ((filter.getFlags() & PackageManager.SKIP_CURRENT_PROFILE) != 0) { 7103 // Checking if there are activities in the target user that can handle the 7104 // intent. 7105 ResolveInfo resolveInfo = createForwardingResolveInfo(filter, intent, 7106 resolvedType, flags, sourceUserId); 7107 if (resolveInfo != null) { 7108 return resolveInfo; 7109 } 7110 } 7111 } 7112 } 7113 return null; 7114 } 7115 7116 // Return matching ResolveInfo in target user if any. 7117 private ResolveInfo queryCrossProfileIntents( 7118 List<CrossProfileIntentFilter> matchingFilters, Intent intent, String resolvedType, 7119 int flags, int sourceUserId, boolean matchInCurrentProfile) { 7120 if (matchingFilters != null) { 7121 // Two {@link CrossProfileIntentFilter}s can have the same targetUserId and 7122 // match the same intent. For performance reasons, it is better not to 7123 // run queryIntent twice for the same userId 7124 SparseBooleanArray alreadyTriedUserIds = new SparseBooleanArray(); 7125 int size = matchingFilters.size(); 7126 for (int i = 0; i < size; i++) { 7127 CrossProfileIntentFilter filter = matchingFilters.get(i); 7128 int targetUserId = filter.getTargetUserId(); 7129 boolean skipCurrentProfile = 7130 (filter.getFlags() & PackageManager.SKIP_CURRENT_PROFILE) != 0; 7131 boolean skipCurrentProfileIfNoMatchFound = 7132 (filter.getFlags() & PackageManager.ONLY_IF_NO_MATCH_FOUND) != 0; 7133 if (!skipCurrentProfile && !alreadyTriedUserIds.get(targetUserId) 7134 && (!skipCurrentProfileIfNoMatchFound || !matchInCurrentProfile)) { 7135 // Checking if there are activities in the target user that can handle the 7136 // intent. 7137 ResolveInfo resolveInfo = createForwardingResolveInfo(filter, intent, 7138 resolvedType, flags, sourceUserId); 7139 if (resolveInfo != null) return resolveInfo; 7140 alreadyTriedUserIds.put(targetUserId, true); 7141 } 7142 } 7143 } 7144 return null; 7145 } 7146 7147 /** 7148 * If the filter's target user can handle the intent and is enabled: returns a ResolveInfo that 7149 * will forward the intent to the filter's target user. 7150 * Otherwise, returns null. 7151 */ 7152 private ResolveInfo createForwardingResolveInfo(CrossProfileIntentFilter filter, Intent intent, 7153 String resolvedType, int flags, int sourceUserId) { 7154 int targetUserId = filter.getTargetUserId(); 7155 List<ResolveInfo> resultTargetUser = mActivities.queryIntent(intent, 7156 resolvedType, flags, targetUserId); 7157 if (resultTargetUser != null && isUserEnabled(targetUserId)) { 7158 // If all the matches in the target profile are suspended, return null. 7159 for (int i = resultTargetUser.size() - 1; i >= 0; i--) { 7160 if ((resultTargetUser.get(i).activityInfo.applicationInfo.flags 7161 & ApplicationInfo.FLAG_SUSPENDED) == 0) { 7162 return createForwardingResolveInfoUnchecked(filter, sourceUserId, 7163 targetUserId); 7164 } 7165 } 7166 } 7167 return null; 7168 } 7169 7170 private ResolveInfo createForwardingResolveInfoUnchecked(IntentFilter filter, 7171 int sourceUserId, int targetUserId) { 7172 ResolveInfo forwardingResolveInfo = new ResolveInfo(); 7173 long ident = Binder.clearCallingIdentity(); 7174 boolean targetIsProfile; 7175 try { 7176 targetIsProfile = sUserManager.getUserInfo(targetUserId).isManagedProfile(); 7177 } finally { 7178 Binder.restoreCallingIdentity(ident); 7179 } 7180 String className; 7181 if (targetIsProfile) { 7182 className = FORWARD_INTENT_TO_MANAGED_PROFILE; 7183 } else { 7184 className = FORWARD_INTENT_TO_PARENT; 7185 } 7186 ComponentName forwardingActivityComponentName = new ComponentName( 7187 mAndroidApplication.packageName, className); 7188 ActivityInfo forwardingActivityInfo = getActivityInfo(forwardingActivityComponentName, 0, 7189 sourceUserId); 7190 if (!targetIsProfile) { 7191 forwardingActivityInfo.showUserIcon = targetUserId; 7192 forwardingResolveInfo.noResourceId = true; 7193 } 7194 forwardingResolveInfo.activityInfo = forwardingActivityInfo; 7195 forwardingResolveInfo.priority = 0; 7196 forwardingResolveInfo.preferredOrder = 0; 7197 forwardingResolveInfo.match = 0; 7198 forwardingResolveInfo.isDefault = true; 7199 forwardingResolveInfo.filter = filter; 7200 forwardingResolveInfo.targetUserId = targetUserId; 7201 return forwardingResolveInfo; 7202 } 7203 7204 @Override 7205 public @NonNull ParceledListSlice<ResolveInfo> queryIntentActivityOptions(ComponentName caller, 7206 Intent[] specifics, String[] specificTypes, Intent intent, 7207 String resolvedType, int flags, int userId) { 7208 return new ParceledListSlice<>(queryIntentActivityOptionsInternal(caller, specifics, 7209 specificTypes, intent, resolvedType, flags, userId)); 7210 } 7211 7212 private @NonNull List<ResolveInfo> queryIntentActivityOptionsInternal(ComponentName caller, 7213 Intent[] specifics, String[] specificTypes, Intent intent, 7214 String resolvedType, int flags, int userId) { 7215 if (!sUserManager.exists(userId)) return Collections.emptyList(); 7216 final int callingUid = Binder.getCallingUid(); 7217 flags = updateFlagsForResolve(flags, userId, intent, callingUid, 7218 false /*includeInstantApps*/); 7219 mPermissionManager.enforceCrossUserPermission(callingUid, userId, 7220 false /*requireFullPermission*/, false /*checkShell*/, 7221 "query intent activity options"); 7222 final String resultsAction = intent.getAction(); 7223 7224 final List<ResolveInfo> results = queryIntentActivitiesInternal(intent, resolvedType, flags 7225 | PackageManager.GET_RESOLVED_FILTER, userId); 7226 7227 if (DEBUG_INTENT_MATCHING) { 7228 Log.v(TAG, "Query " + intent + ": " + results); 7229 } 7230 7231 int specificsPos = 0; 7232 int N; 7233 7234 // todo: note that the algorithm used here is O(N^2). This 7235 // isn't a problem in our current environment, but if we start running 7236 // into situations where we have more than 5 or 10 matches then this 7237 // should probably be changed to something smarter... 7238 7239 // First we go through and resolve each of the specific items 7240 // that were supplied, taking care of removing any corresponding 7241 // duplicate items in the generic resolve list. 7242 if (specifics != null) { 7243 for (int i=0; i<specifics.length; i++) { 7244 final Intent sintent = specifics[i]; 7245 if (sintent == null) { 7246 continue; 7247 } 7248 7249 if (DEBUG_INTENT_MATCHING) { 7250 Log.v(TAG, "Specific #" + i + ": " + sintent); 7251 } 7252 7253 String action = sintent.getAction(); 7254 if (resultsAction != null && resultsAction.equals(action)) { 7255 // If this action was explicitly requested, then don't 7256 // remove things that have it. 7257 action = null; 7258 } 7259 7260 ResolveInfo ri = null; 7261 ActivityInfo ai = null; 7262 7263 ComponentName comp = sintent.getComponent(); 7264 if (comp == null) { 7265 ri = resolveIntent( 7266 sintent, 7267 specificTypes != null ? specificTypes[i] : null, 7268 flags, userId); 7269 if (ri == null) { 7270 continue; 7271 } 7272 if (ri == mResolveInfo) { 7273 // ACK! Must do something better with this. 7274 } 7275 ai = ri.activityInfo; 7276 comp = new ComponentName(ai.applicationInfo.packageName, 7277 ai.name); 7278 } else { 7279 ai = getActivityInfo(comp, flags, userId); 7280 if (ai == null) { 7281 continue; 7282 } 7283 } 7284 7285 // Look for any generic query activities that are duplicates 7286 // of this specific one, and remove them from the results. 7287 if (DEBUG_INTENT_MATCHING) Log.v(TAG, "Specific #" + i + ": " + ai); 7288 N = results.size(); 7289 int j; 7290 for (j=specificsPos; j<N; j++) { 7291 ResolveInfo sri = results.get(j); 7292 if ((sri.activityInfo.name.equals(comp.getClassName()) 7293 && sri.activityInfo.applicationInfo.packageName.equals( 7294 comp.getPackageName())) 7295 || (action != null && sri.filter.matchAction(action))) { 7296 results.remove(j); 7297 if (DEBUG_INTENT_MATCHING) Log.v( 7298 TAG, "Removing duplicate item from " + j 7299 + " due to specific " + specificsPos); 7300 if (ri == null) { 7301 ri = sri; 7302 } 7303 j--; 7304 N--; 7305 } 7306 } 7307 7308 // Add this specific item to its proper place. 7309 if (ri == null) { 7310 ri = new ResolveInfo(); 7311 ri.activityInfo = ai; 7312 } 7313 results.add(specificsPos, ri); 7314 ri.specificIndex = i; 7315 specificsPos++; 7316 } 7317 } 7318 7319 // Now we go through the remaining generic results and remove any 7320 // duplicate actions that are found here. 7321 N = results.size(); 7322 for (int i=specificsPos; i<N-1; i++) { 7323 final ResolveInfo rii = results.get(i); 7324 if (rii.filter == null) { 7325 continue; 7326 } 7327 7328 // Iterate over all of the actions of this result's intent 7329 // filter... typically this should be just one. 7330 final Iterator<String> it = rii.filter.actionsIterator(); 7331 if (it == null) { 7332 continue; 7333 } 7334 while (it.hasNext()) { 7335 final String action = it.next(); 7336 if (resultsAction != null && resultsAction.equals(action)) { 7337 // If this action was explicitly requested, then don't 7338 // remove things that have it. 7339 continue; 7340 } 7341 for (int j=i+1; j<N; j++) { 7342 final ResolveInfo rij = results.get(j); 7343 if (rij.filter != null && rij.filter.hasAction(action)) { 7344 results.remove(j); 7345 if (DEBUG_INTENT_MATCHING) Log.v( 7346 TAG, "Removing duplicate item from " + j 7347 + " due to action " + action + " at " + i); 7348 j--; 7349 N--; 7350 } 7351 } 7352 } 7353 7354 // If the caller didn't request filter information, drop it now 7355 // so we don't have to marshall/unmarshall it. 7356 if ((flags&PackageManager.GET_RESOLVED_FILTER) == 0) { 7357 rii.filter = null; 7358 } 7359 } 7360 7361 // Filter out the caller activity if so requested. 7362 if (caller != null) { 7363 N = results.size(); 7364 for (int i=0; i<N; i++) { 7365 ActivityInfo ainfo = results.get(i).activityInfo; 7366 if (caller.getPackageName().equals(ainfo.applicationInfo.packageName) 7367 && caller.getClassName().equals(ainfo.name)) { 7368 results.remove(i); 7369 break; 7370 } 7371 } 7372 } 7373 7374 // If the caller didn't request filter information, 7375 // drop them now so we don't have to 7376 // marshall/unmarshall it. 7377 if ((flags&PackageManager.GET_RESOLVED_FILTER) == 0) { 7378 N = results.size(); 7379 for (int i=0; i<N; i++) { 7380 results.get(i).filter = null; 7381 } 7382 } 7383 7384 if (DEBUG_INTENT_MATCHING) Log.v(TAG, "Result: " + results); 7385 return results; 7386 } 7387 7388 @Override 7389 public @NonNull ParceledListSlice<ResolveInfo> queryIntentReceivers(Intent intent, 7390 String resolvedType, int flags, int userId) { 7391 return new ParceledListSlice<>( 7392 queryIntentReceiversInternal(intent, resolvedType, flags, userId, 7393 false /*allowDynamicSplits*/)); 7394 } 7395 7396 private @NonNull List<ResolveInfo> queryIntentReceiversInternal(Intent intent, 7397 String resolvedType, int flags, int userId, boolean allowDynamicSplits) { 7398 if (!sUserManager.exists(userId)) return Collections.emptyList(); 7399 final int callingUid = Binder.getCallingUid(); 7400 mPermissionManager.enforceCrossUserPermission(callingUid, userId, 7401 false /*requireFullPermission*/, false /*checkShell*/, 7402 "query intent receivers"); 7403 final String instantAppPkgName = getInstantAppPackageName(callingUid); 7404 flags = updateFlagsForResolve(flags, userId, intent, callingUid, 7405 false /*includeInstantApps*/); 7406 ComponentName comp = intent.getComponent(); 7407 if (comp == null) { 7408 if (intent.getSelector() != null) { 7409 intent = intent.getSelector(); 7410 comp = intent.getComponent(); 7411 } 7412 } 7413 if (comp != null) { 7414 final List<ResolveInfo> list = new ArrayList<ResolveInfo>(1); 7415 final ActivityInfo ai = getReceiverInfo(comp, flags, userId); 7416 if (ai != null) { 7417 // When specifying an explicit component, we prevent the activity from being 7418 // used when either 1) the calling package is normal and the activity is within 7419 // an instant application or 2) the calling package is ephemeral and the 7420 // activity is not visible to instant applications. 7421 final boolean matchInstantApp = 7422 (flags & PackageManager.MATCH_INSTANT) != 0; 7423 final boolean matchVisibleToInstantAppOnly = 7424 (flags & PackageManager.MATCH_VISIBLE_TO_INSTANT_APP_ONLY) != 0; 7425 final boolean matchExplicitlyVisibleOnly = 7426 (flags & PackageManager.MATCH_EXPLICITLY_VISIBLE_ONLY) != 0; 7427 final boolean isCallerInstantApp = 7428 instantAppPkgName != null; 7429 final boolean isTargetSameInstantApp = 7430 comp.getPackageName().equals(instantAppPkgName); 7431 final boolean isTargetInstantApp = 7432 (ai.applicationInfo.privateFlags 7433 & ApplicationInfo.PRIVATE_FLAG_INSTANT) != 0; 7434 final boolean isTargetVisibleToInstantApp = 7435 (ai.flags & ActivityInfo.FLAG_VISIBLE_TO_INSTANT_APP) != 0; 7436 final boolean isTargetExplicitlyVisibleToInstantApp = 7437 isTargetVisibleToInstantApp 7438 && (ai.flags & ActivityInfo.FLAG_IMPLICITLY_VISIBLE_TO_INSTANT_APP) == 0; 7439 final boolean isTargetHiddenFromInstantApp = 7440 !isTargetVisibleToInstantApp 7441 || (matchExplicitlyVisibleOnly && !isTargetExplicitlyVisibleToInstantApp); 7442 final boolean blockResolution = 7443 !isTargetSameInstantApp 7444 && ((!matchInstantApp && !isCallerInstantApp && isTargetInstantApp) 7445 || (matchVisibleToInstantAppOnly && isCallerInstantApp 7446 && isTargetHiddenFromInstantApp)); 7447 if (!blockResolution) { 7448 ResolveInfo ri = new ResolveInfo(); 7449 ri.activityInfo = ai; 7450 list.add(ri); 7451 } 7452 } 7453 return applyPostResolutionFilter( 7454 list, instantAppPkgName, allowDynamicSplits, callingUid, userId); 7455 } 7456 7457 // reader 7458 synchronized (mPackages) { 7459 String pkgName = intent.getPackage(); 7460 if (pkgName == null) { 7461 final List<ResolveInfo> result = 7462 mReceivers.queryIntent(intent, resolvedType, flags, userId); 7463 return applyPostResolutionFilter( 7464 result, instantAppPkgName, allowDynamicSplits, callingUid, userId); 7465 } 7466 final PackageParser.Package pkg = mPackages.get(pkgName); 7467 if (pkg != null) { 7468 final List<ResolveInfo> result = mReceivers.queryIntentForPackage( 7469 intent, resolvedType, flags, pkg.receivers, userId); 7470 return applyPostResolutionFilter( 7471 result, instantAppPkgName, allowDynamicSplits, callingUid, userId); 7472 } 7473 return Collections.emptyList(); 7474 } 7475 } 7476 7477 @Override 7478 public ResolveInfo resolveService(Intent intent, String resolvedType, int flags, int userId) { 7479 final int callingUid = Binder.getCallingUid(); 7480 return resolveServiceInternal(intent, resolvedType, flags, userId, callingUid); 7481 } 7482 7483 private ResolveInfo resolveServiceInternal(Intent intent, String resolvedType, int flags, 7484 int userId, int callingUid) { 7485 if (!sUserManager.exists(userId)) return null; 7486 flags = updateFlagsForResolve( 7487 flags, userId, intent, callingUid, false /*includeInstantApps*/); 7488 List<ResolveInfo> query = queryIntentServicesInternal( 7489 intent, resolvedType, flags, userId, callingUid, false /*includeInstantApps*/); 7490 if (query != null) { 7491 if (query.size() >= 1) { 7492 // If there is more than one service with the same priority, 7493 // just arbitrarily pick the first one. 7494 return query.get(0); 7495 } 7496 } 7497 return null; 7498 } 7499 7500 @Override 7501 public @NonNull ParceledListSlice<ResolveInfo> queryIntentServices(Intent intent, 7502 String resolvedType, int flags, int userId) { 7503 final int callingUid = Binder.getCallingUid(); 7504 return new ParceledListSlice<>(queryIntentServicesInternal( 7505 intent, resolvedType, flags, userId, callingUid, false /*includeInstantApps*/)); 7506 } 7507 7508 private @NonNull List<ResolveInfo> queryIntentServicesInternal(Intent intent, 7509 String resolvedType, int flags, int userId, int callingUid, 7510 boolean includeInstantApps) { 7511 if (!sUserManager.exists(userId)) return Collections.emptyList(); 7512 mPermissionManager.enforceCrossUserPermission(callingUid, userId, 7513 false /*requireFullPermission*/, false /*checkShell*/, 7514 "query intent receivers"); 7515 final String instantAppPkgName = getInstantAppPackageName(callingUid); 7516 flags = updateFlagsForResolve(flags, userId, intent, callingUid, includeInstantApps); 7517 ComponentName comp = intent.getComponent(); 7518 if (comp == null) { 7519 if (intent.getSelector() != null) { 7520 intent = intent.getSelector(); 7521 comp = intent.getComponent(); 7522 } 7523 } 7524 if (comp != null) { 7525 final List<ResolveInfo> list = new ArrayList<ResolveInfo>(1); 7526 final ServiceInfo si = getServiceInfo(comp, flags, userId); 7527 if (si != null) { 7528 // When specifying an explicit component, we prevent the service from being 7529 // used when either 1) the service is in an instant application and the 7530 // caller is not the same instant application or 2) the calling package is 7531 // ephemeral and the activity is not visible to ephemeral applications. 7532 final boolean matchInstantApp = 7533 (flags & PackageManager.MATCH_INSTANT) != 0; 7534 final boolean matchVisibleToInstantAppOnly = 7535 (flags & PackageManager.MATCH_VISIBLE_TO_INSTANT_APP_ONLY) != 0; 7536 final boolean isCallerInstantApp = 7537 instantAppPkgName != null; 7538 final boolean isTargetSameInstantApp = 7539 comp.getPackageName().equals(instantAppPkgName); 7540 final boolean isTargetInstantApp = 7541 (si.applicationInfo.privateFlags 7542 & ApplicationInfo.PRIVATE_FLAG_INSTANT) != 0; 7543 final boolean isTargetHiddenFromInstantApp = 7544 (si.flags & ServiceInfo.FLAG_VISIBLE_TO_INSTANT_APP) == 0; 7545 final boolean blockResolution = 7546 !isTargetSameInstantApp 7547 && ((!matchInstantApp && !isCallerInstantApp && isTargetInstantApp) 7548 || (matchVisibleToInstantAppOnly && isCallerInstantApp 7549 && isTargetHiddenFromInstantApp)); 7550 if (!blockResolution) { 7551 final ResolveInfo ri = new ResolveInfo(); 7552 ri.serviceInfo = si; 7553 list.add(ri); 7554 } 7555 } 7556 return list; 7557 } 7558 7559 // reader 7560 synchronized (mPackages) { 7561 String pkgName = intent.getPackage(); 7562 if (pkgName == null) { 7563 return applyPostServiceResolutionFilter( 7564 mServices.queryIntent(intent, resolvedType, flags, userId), 7565 instantAppPkgName); 7566 } 7567 final PackageParser.Package pkg = mPackages.get(pkgName); 7568 if (pkg != null) { 7569 return applyPostServiceResolutionFilter( 7570 mServices.queryIntentForPackage(intent, resolvedType, flags, pkg.services, 7571 userId), 7572 instantAppPkgName); 7573 } 7574 return Collections.emptyList(); 7575 } 7576 } 7577 7578 private List<ResolveInfo> applyPostServiceResolutionFilter(List<ResolveInfo> resolveInfos, 7579 String instantAppPkgName) { 7580 if (instantAppPkgName == null) { 7581 return resolveInfos; 7582 } 7583 for (int i = resolveInfos.size() - 1; i >= 0; i--) { 7584 final ResolveInfo info = resolveInfos.get(i); 7585 final boolean isEphemeralApp = info.serviceInfo.applicationInfo.isInstantApp(); 7586 // allow services that are defined in the provided package 7587 if (isEphemeralApp && instantAppPkgName.equals(info.serviceInfo.packageName)) { 7588 if (info.serviceInfo.splitName != null 7589 && !ArrayUtils.contains(info.serviceInfo.applicationInfo.splitNames, 7590 info.serviceInfo.splitName)) { 7591 // requested service is defined in a split that hasn't been installed yet. 7592 // add the installer to the resolve list 7593 if (DEBUG_EPHEMERAL) { 7594 Slog.v(TAG, "Adding ephemeral installer to the ResolveInfo list"); 7595 } 7596 final ResolveInfo installerInfo = new ResolveInfo(mInstantAppInstallerInfo); 7597 installerInfo.auxiliaryInfo = new AuxiliaryResolveInfo( 7598 info.serviceInfo.packageName, info.serviceInfo.splitName, 7599 null /*failureActivity*/, info.serviceInfo.applicationInfo.versionCode, 7600 null /*failureIntent*/); 7601 // make sure this resolver is the default 7602 installerInfo.isDefault = true; 7603 installerInfo.match = IntentFilter.MATCH_CATEGORY_SCHEME_SPECIFIC_PART 7604 | IntentFilter.MATCH_ADJUSTMENT_NORMAL; 7605 // add a non-generic filter 7606 installerInfo.filter = new IntentFilter(); 7607 // load resources from the correct package 7608 installerInfo.resolvePackageName = info.getComponentInfo().packageName; 7609 resolveInfos.set(i, installerInfo); 7610 } 7611 continue; 7612 } 7613 // allow services that have been explicitly exposed to ephemeral apps 7614 if (!isEphemeralApp 7615 && ((info.serviceInfo.flags & ServiceInfo.FLAG_VISIBLE_TO_INSTANT_APP) != 0)) { 7616 continue; 7617 } 7618 resolveInfos.remove(i); 7619 } 7620 return resolveInfos; 7621 } 7622 7623 @Override 7624 public @NonNull ParceledListSlice<ResolveInfo> queryIntentContentProviders(Intent intent, 7625 String resolvedType, int flags, int userId) { 7626 return new ParceledListSlice<>( 7627 queryIntentContentProvidersInternal(intent, resolvedType, flags, userId)); 7628 } 7629 7630 private @NonNull List<ResolveInfo> queryIntentContentProvidersInternal( 7631 Intent intent, String resolvedType, int flags, int userId) { 7632 if (!sUserManager.exists(userId)) return Collections.emptyList(); 7633 final int callingUid = Binder.getCallingUid(); 7634 final String instantAppPkgName = getInstantAppPackageName(callingUid); 7635 flags = updateFlagsForResolve(flags, userId, intent, callingUid, 7636 false /*includeInstantApps*/); 7637 ComponentName comp = intent.getComponent(); 7638 if (comp == null) { 7639 if (intent.getSelector() != null) { 7640 intent = intent.getSelector(); 7641 comp = intent.getComponent(); 7642 } 7643 } 7644 if (comp != null) { 7645 final List<ResolveInfo> list = new ArrayList<ResolveInfo>(1); 7646 final ProviderInfo pi = getProviderInfo(comp, flags, userId); 7647 if (pi != null) { 7648 // When specifying an explicit component, we prevent the provider from being 7649 // used when either 1) the provider is in an instant application and the 7650 // caller is not the same instant application or 2) the calling package is an 7651 // instant application and the provider is not visible to instant applications. 7652 final boolean matchInstantApp = 7653 (flags & PackageManager.MATCH_INSTANT) != 0; 7654 final boolean matchVisibleToInstantAppOnly = 7655 (flags & PackageManager.MATCH_VISIBLE_TO_INSTANT_APP_ONLY) != 0; 7656 final boolean isCallerInstantApp = 7657 instantAppPkgName != null; 7658 final boolean isTargetSameInstantApp = 7659 comp.getPackageName().equals(instantAppPkgName); 7660 final boolean isTargetInstantApp = 7661 (pi.applicationInfo.privateFlags 7662 & ApplicationInfo.PRIVATE_FLAG_INSTANT) != 0; 7663 final boolean isTargetHiddenFromInstantApp = 7664 (pi.flags & ProviderInfo.FLAG_VISIBLE_TO_INSTANT_APP) == 0; 7665 final boolean blockResolution = 7666 !isTargetSameInstantApp 7667 && ((!matchInstantApp && !isCallerInstantApp && isTargetInstantApp) 7668 || (matchVisibleToInstantAppOnly && isCallerInstantApp 7669 && isTargetHiddenFromInstantApp)); 7670 if (!blockResolution) { 7671 final ResolveInfo ri = new ResolveInfo(); 7672 ri.providerInfo = pi; 7673 list.add(ri); 7674 } 7675 } 7676 return list; 7677 } 7678 7679 // reader 7680 synchronized (mPackages) { 7681 String pkgName = intent.getPackage(); 7682 if (pkgName == null) { 7683 return applyPostContentProviderResolutionFilter( 7684 mProviders.queryIntent(intent, resolvedType, flags, userId), 7685 instantAppPkgName); 7686 } 7687 final PackageParser.Package pkg = mPackages.get(pkgName); 7688 if (pkg != null) { 7689 return applyPostContentProviderResolutionFilter( 7690 mProviders.queryIntentForPackage( 7691 intent, resolvedType, flags, pkg.providers, userId), 7692 instantAppPkgName); 7693 } 7694 return Collections.emptyList(); 7695 } 7696 } 7697 7698 private List<ResolveInfo> applyPostContentProviderResolutionFilter( 7699 List<ResolveInfo> resolveInfos, String instantAppPkgName) { 7700 if (instantAppPkgName == null) { 7701 return resolveInfos; 7702 } 7703 for (int i = resolveInfos.size() - 1; i >= 0; i--) { 7704 final ResolveInfo info = resolveInfos.get(i); 7705 final boolean isEphemeralApp = info.providerInfo.applicationInfo.isInstantApp(); 7706 // allow providers that are defined in the provided package 7707 if (isEphemeralApp && instantAppPkgName.equals(info.providerInfo.packageName)) { 7708 if (info.providerInfo.splitName != null 7709 && !ArrayUtils.contains(info.providerInfo.applicationInfo.splitNames, 7710 info.providerInfo.splitName)) { 7711 // requested provider is defined in a split that hasn't been installed yet. 7712 // add the installer to the resolve list 7713 if (DEBUG_EPHEMERAL) { 7714 Slog.v(TAG, "Adding ephemeral installer to the ResolveInfo list"); 7715 } 7716 final ResolveInfo installerInfo = new ResolveInfo(mInstantAppInstallerInfo); 7717 installerInfo.auxiliaryInfo = new AuxiliaryResolveInfo( 7718 info.providerInfo.packageName, info.providerInfo.splitName, 7719 null /*failureActivity*/, info.providerInfo.applicationInfo.versionCode, 7720 null /*failureIntent*/); 7721 // make sure this resolver is the default 7722 installerInfo.isDefault = true; 7723 installerInfo.match = IntentFilter.MATCH_CATEGORY_SCHEME_SPECIFIC_PART 7724 | IntentFilter.MATCH_ADJUSTMENT_NORMAL; 7725 // add a non-generic filter 7726 installerInfo.filter = new IntentFilter(); 7727 // load resources from the correct package 7728 installerInfo.resolvePackageName = info.getComponentInfo().packageName; 7729 resolveInfos.set(i, installerInfo); 7730 } 7731 continue; 7732 } 7733 // allow providers that have been explicitly exposed to instant applications 7734 if (!isEphemeralApp 7735 && ((info.providerInfo.flags & ProviderInfo.FLAG_VISIBLE_TO_INSTANT_APP) != 0)) { 7736 continue; 7737 } 7738 resolveInfos.remove(i); 7739 } 7740 return resolveInfos; 7741 } 7742 7743 @Override 7744 public ParceledListSlice<PackageInfo> getInstalledPackages(int flags, int userId) { 7745 final int callingUid = Binder.getCallingUid(); 7746 if (getInstantAppPackageName(callingUid) != null) { 7747 return ParceledListSlice.emptyList(); 7748 } 7749 if (!sUserManager.exists(userId)) return ParceledListSlice.emptyList(); 7750 flags = updateFlagsForPackage(flags, userId, null); 7751 final boolean listUninstalled = (flags & MATCH_KNOWN_PACKAGES) != 0; 7752 mPermissionManager.enforceCrossUserPermission(callingUid, userId, 7753 true /* requireFullPermission */, false /* checkShell */, 7754 "get installed packages"); 7755 7756 // writer 7757 synchronized (mPackages) { 7758 ArrayList<PackageInfo> list; 7759 if (listUninstalled) { 7760 list = new ArrayList<>(mSettings.mPackages.size()); 7761 for (PackageSetting ps : mSettings.mPackages.values()) { 7762 if (filterSharedLibPackageLPr(ps, callingUid, userId, flags)) { 7763 continue; 7764 } 7765 if (filterAppAccessLPr(ps, callingUid, userId)) { 7766 continue; 7767 } 7768 final PackageInfo pi = generatePackageInfo(ps, flags, userId); 7769 if (pi != null) { 7770 list.add(pi); 7771 } 7772 } 7773 } else { 7774 list = new ArrayList<>(mPackages.size()); 7775 for (PackageParser.Package p : mPackages.values()) { 7776 final PackageSetting ps = (PackageSetting) p.mExtras; 7777 if (filterSharedLibPackageLPr(ps, callingUid, userId, flags)) { 7778 continue; 7779 } 7780 if (filterAppAccessLPr(ps, callingUid, userId)) { 7781 continue; 7782 } 7783 final PackageInfo pi = generatePackageInfo((PackageSetting) 7784 p.mExtras, flags, userId); 7785 if (pi != null) { 7786 list.add(pi); 7787 } 7788 } 7789 } 7790 7791 return new ParceledListSlice<>(list); 7792 } 7793 } 7794 7795 private void addPackageHoldingPermissions(ArrayList<PackageInfo> list, PackageSetting ps, 7796 String[] permissions, boolean[] tmp, int flags, int userId) { 7797 int numMatch = 0; 7798 final PermissionsState permissionsState = ps.getPermissionsState(); 7799 for (int i=0; i<permissions.length; i++) { 7800 final String permission = permissions[i]; 7801 if (permissionsState.hasPermission(permission, userId)) { 7802 tmp[i] = true; 7803 numMatch++; 7804 } else { 7805 tmp[i] = false; 7806 } 7807 } 7808 if (numMatch == 0) { 7809 return; 7810 } 7811 final PackageInfo pi = generatePackageInfo(ps, flags, userId); 7812 7813 // The above might return null in cases of uninstalled apps or install-state 7814 // skew across users/profiles. 7815 if (pi != null) { 7816 if ((flags&PackageManager.GET_PERMISSIONS) == 0) { 7817 if (numMatch == permissions.length) { 7818 pi.requestedPermissions = permissions; 7819 } else { 7820 pi.requestedPermissions = new String[numMatch]; 7821 numMatch = 0; 7822 for (int i=0; i<permissions.length; i++) { 7823 if (tmp[i]) { 7824 pi.requestedPermissions[numMatch] = permissions[i]; 7825 numMatch++; 7826 } 7827 } 7828 } 7829 } 7830 list.add(pi); 7831 } 7832 } 7833 7834 @Override 7835 public ParceledListSlice<PackageInfo> getPackagesHoldingPermissions( 7836 String[] permissions, int flags, int userId) { 7837 if (!sUserManager.exists(userId)) return ParceledListSlice.emptyList(); 7838 flags = updateFlagsForPackage(flags, userId, permissions); 7839 mPermissionManager.enforceCrossUserPermission(Binder.getCallingUid(), userId, 7840 true /* requireFullPermission */, false /* checkShell */, 7841 "get packages holding permissions"); 7842 final boolean listUninstalled = (flags & MATCH_KNOWN_PACKAGES) != 0; 7843 7844 // writer 7845 synchronized (mPackages) { 7846 ArrayList<PackageInfo> list = new ArrayList<PackageInfo>(); 7847 boolean[] tmpBools = new boolean[permissions.length]; 7848 if (listUninstalled) { 7849 for (PackageSetting ps : mSettings.mPackages.values()) { 7850 addPackageHoldingPermissions(list, ps, permissions, tmpBools, flags, 7851 userId); 7852 } 7853 } else { 7854 for (PackageParser.Package pkg : mPackages.values()) { 7855 PackageSetting ps = (PackageSetting)pkg.mExtras; 7856 if (ps != null) { 7857 addPackageHoldingPermissions(list, ps, permissions, tmpBools, flags, 7858 userId); 7859 } 7860 } 7861 } 7862 7863 return new ParceledListSlice<PackageInfo>(list); 7864 } 7865 } 7866 7867 @Override 7868 public ParceledListSlice<ApplicationInfo> getInstalledApplications(int flags, int userId) { 7869 final int callingUid = Binder.getCallingUid(); 7870 if (getInstantAppPackageName(callingUid) != null) { 7871 return ParceledListSlice.emptyList(); 7872 } 7873 if (!sUserManager.exists(userId)) return ParceledListSlice.emptyList(); 7874 flags = updateFlagsForApplication(flags, userId, null); 7875 final boolean listUninstalled = (flags & MATCH_KNOWN_PACKAGES) != 0; 7876 7877 // writer 7878 synchronized (mPackages) { 7879 ArrayList<ApplicationInfo> list; 7880 if (listUninstalled) { 7881 list = new ArrayList<>(mSettings.mPackages.size()); 7882 for (PackageSetting ps : mSettings.mPackages.values()) { 7883 ApplicationInfo ai; 7884 int effectiveFlags = flags; 7885 if (ps.isSystem()) { 7886 effectiveFlags |= PackageManager.MATCH_ANY_USER; 7887 } 7888 if (ps.pkg != null) { 7889 if (filterSharedLibPackageLPr(ps, callingUid, userId, flags)) { 7890 continue; 7891 } 7892 if (filterAppAccessLPr(ps, callingUid, userId)) { 7893 continue; 7894 } 7895 ai = PackageParser.generateApplicationInfo(ps.pkg, effectiveFlags, 7896 ps.readUserState(userId), userId); 7897 if (ai != null) { 7898 ai.packageName = resolveExternalPackageNameLPr(ps.pkg); 7899 } 7900 } else { 7901 // Shared lib filtering done in generateApplicationInfoFromSettingsLPw 7902 // and already converts to externally visible package name 7903 ai = generateApplicationInfoFromSettingsLPw(ps.name, 7904 callingUid, effectiveFlags, userId); 7905 } 7906 if (ai != null) { 7907 list.add(ai); 7908 } 7909 } 7910 } else { 7911 list = new ArrayList<>(mPackages.size()); 7912 for (PackageParser.Package p : mPackages.values()) { 7913 if (p.mExtras != null) { 7914 PackageSetting ps = (PackageSetting) p.mExtras; 7915 if (filterSharedLibPackageLPr(ps, Binder.getCallingUid(), userId, flags)) { 7916 continue; 7917 } 7918 if (filterAppAccessLPr(ps, callingUid, userId)) { 7919 continue; 7920 } 7921 ApplicationInfo ai = PackageParser.generateApplicationInfo(p, flags, 7922 ps.readUserState(userId), userId); 7923 if (ai != null) { 7924 ai.packageName = resolveExternalPackageNameLPr(p); 7925 list.add(ai); 7926 } 7927 } 7928 } 7929 } 7930 7931 return new ParceledListSlice<>(list); 7932 } 7933 } 7934 7935 @Override 7936 public ParceledListSlice<InstantAppInfo> getInstantApps(int userId) { 7937 if (HIDE_EPHEMERAL_APIS || isEphemeralDisabled()) { 7938 return null; 7939 } 7940 if (!canViewInstantApps(Binder.getCallingUid(), userId)) { 7941 mContext.enforceCallingOrSelfPermission(Manifest.permission.ACCESS_INSTANT_APPS, 7942 "getEphemeralApplications"); 7943 } 7944 mPermissionManager.enforceCrossUserPermission(Binder.getCallingUid(), userId, 7945 true /* requireFullPermission */, false /* checkShell */, 7946 "getEphemeralApplications"); 7947 synchronized (mPackages) { 7948 List<InstantAppInfo> instantApps = mInstantAppRegistry 7949 .getInstantAppsLPr(userId); 7950 if (instantApps != null) { 7951 return new ParceledListSlice<>(instantApps); 7952 } 7953 } 7954 return null; 7955 } 7956 7957 @Override 7958 public boolean isInstantApp(String packageName, int userId) { 7959 mPermissionManager.enforceCrossUserPermission(Binder.getCallingUid(), userId, 7960 true /* requireFullPermission */, false /* checkShell */, 7961 "isInstantApp"); 7962 if (HIDE_EPHEMERAL_APIS || isEphemeralDisabled()) { 7963 return false; 7964 } 7965 7966 synchronized (mPackages) { 7967 int callingUid = Binder.getCallingUid(); 7968 if (Process.isIsolated(callingUid)) { 7969 callingUid = mIsolatedOwners.get(callingUid); 7970 } 7971 final PackageSetting ps = mSettings.mPackages.get(packageName); 7972 PackageParser.Package pkg = mPackages.get(packageName); 7973 final boolean returnAllowed = 7974 ps != null 7975 && (isCallerSameApp(packageName, callingUid) 7976 || canViewInstantApps(callingUid, userId) 7977 || mInstantAppRegistry.isInstantAccessGranted( 7978 userId, UserHandle.getAppId(callingUid), ps.appId)); 7979 if (returnAllowed) { 7980 return ps.getInstantApp(userId); 7981 } 7982 } 7983 return false; 7984 } 7985 7986 @Override 7987 public byte[] getInstantAppCookie(String packageName, int userId) { 7988 if (HIDE_EPHEMERAL_APIS || isEphemeralDisabled()) { 7989 return null; 7990 } 7991 7992 mPermissionManager.enforceCrossUserPermission(Binder.getCallingUid(), userId, 7993 true /* requireFullPermission */, false /* checkShell */, 7994 "getInstantAppCookie"); 7995 if (!isCallerSameApp(packageName, Binder.getCallingUid())) { 7996 return null; 7997 } 7998 synchronized (mPackages) { 7999 return mInstantAppRegistry.getInstantAppCookieLPw( 8000 packageName, userId); 8001 } 8002 } 8003 8004 @Override 8005 public boolean setInstantAppCookie(String packageName, byte[] cookie, int userId) { 8006 if (HIDE_EPHEMERAL_APIS || isEphemeralDisabled()) { 8007 return true; 8008 } 8009 8010 mPermissionManager.enforceCrossUserPermission(Binder.getCallingUid(), userId, 8011 true /* requireFullPermission */, true /* checkShell */, 8012 "setInstantAppCookie"); 8013 if (!isCallerSameApp(packageName, Binder.getCallingUid())) { 8014 return false; 8015 } 8016 synchronized (mPackages) { 8017 return mInstantAppRegistry.setInstantAppCookieLPw( 8018 packageName, cookie, userId); 8019 } 8020 } 8021 8022 @Override 8023 public Bitmap getInstantAppIcon(String packageName, int userId) { 8024 if (HIDE_EPHEMERAL_APIS || isEphemeralDisabled()) { 8025 return null; 8026 } 8027 8028 if (!canViewInstantApps(Binder.getCallingUid(), userId)) { 8029 mContext.enforceCallingOrSelfPermission(Manifest.permission.ACCESS_INSTANT_APPS, 8030 "getInstantAppIcon"); 8031 } 8032 mPermissionManager.enforceCrossUserPermission(Binder.getCallingUid(), userId, 8033 true /* requireFullPermission */, false /* checkShell */, 8034 "getInstantAppIcon"); 8035 8036 synchronized (mPackages) { 8037 return mInstantAppRegistry.getInstantAppIconLPw( 8038 packageName, userId); 8039 } 8040 } 8041 8042 private boolean isCallerSameApp(String packageName, int uid) { 8043 PackageParser.Package pkg = mPackages.get(packageName); 8044 return pkg != null 8045 && UserHandle.getAppId(uid) == pkg.applicationInfo.uid; 8046 } 8047 8048 @Override 8049 public @NonNull ParceledListSlice<ApplicationInfo> getPersistentApplications(int flags) { 8050 if (getInstantAppPackageName(Binder.getCallingUid()) != null) { 8051 return ParceledListSlice.emptyList(); 8052 } 8053 return new ParceledListSlice<>(getPersistentApplicationsInternal(flags)); 8054 } 8055 8056 private @NonNull List<ApplicationInfo> getPersistentApplicationsInternal(int flags) { 8057 final ArrayList<ApplicationInfo> finalList = new ArrayList<ApplicationInfo>(); 8058 8059 // reader 8060 synchronized (mPackages) { 8061 final Iterator<PackageParser.Package> i = mPackages.values().iterator(); 8062 final int userId = UserHandle.getCallingUserId(); 8063 while (i.hasNext()) { 8064 final PackageParser.Package p = i.next(); 8065 if (p.applicationInfo == null) continue; 8066 8067 final boolean matchesUnaware = ((flags & MATCH_DIRECT_BOOT_UNAWARE) != 0) 8068 && !p.applicationInfo.isDirectBootAware(); 8069 final boolean matchesAware = ((flags & MATCH_DIRECT_BOOT_AWARE) != 0) 8070 && p.applicationInfo.isDirectBootAware(); 8071 8072 if ((p.applicationInfo.flags & ApplicationInfo.FLAG_PERSISTENT) != 0 8073 && (!mSafeMode || isSystemApp(p)) 8074 && (matchesUnaware || matchesAware)) { 8075 PackageSetting ps = mSettings.mPackages.get(p.packageName); 8076 if (ps != null) { 8077 ApplicationInfo ai = PackageParser.generateApplicationInfo(p, flags, 8078 ps.readUserState(userId), userId); 8079 if (ai != null) { 8080 finalList.add(ai); 8081 } 8082 } 8083 } 8084 } 8085 } 8086 8087 return finalList; 8088 } 8089 8090 @Override 8091 public ProviderInfo resolveContentProvider(String name, int flags, int userId) { 8092 return resolveContentProviderInternal(name, flags, userId); 8093 } 8094 8095 private ProviderInfo resolveContentProviderInternal(String name, int flags, int userId) { 8096 if (!sUserManager.exists(userId)) return null; 8097 flags = updateFlagsForComponent(flags, userId, name); 8098 final String instantAppPkgName = getInstantAppPackageName(Binder.getCallingUid()); 8099 // reader 8100 synchronized (mPackages) { 8101 final PackageParser.Provider provider = mProvidersByAuthority.get(name); 8102 PackageSetting ps = provider != null 8103 ? mSettings.mPackages.get(provider.owner.packageName) 8104 : null; 8105 if (ps != null) { 8106 final boolean isInstantApp = ps.getInstantApp(userId); 8107 // normal application; filter out instant application provider 8108 if (instantAppPkgName == null && isInstantApp) { 8109 return null; 8110 } 8111 // instant application; filter out other instant applications 8112 if (instantAppPkgName != null 8113 && isInstantApp 8114 && !provider.owner.packageName.equals(instantAppPkgName)) { 8115 return null; 8116 } 8117 // instant application; filter out non-exposed provider 8118 if (instantAppPkgName != null 8119 && !isInstantApp 8120 && (provider.info.flags & ProviderInfo.FLAG_VISIBLE_TO_INSTANT_APP) == 0) { 8121 return null; 8122 } 8123 // provider not enabled 8124 if (!mSettings.isEnabledAndMatchLPr(provider.info, flags, userId)) { 8125 return null; 8126 } 8127 return PackageParser.generateProviderInfo( 8128 provider, flags, ps.readUserState(userId), userId); 8129 } 8130 return null; 8131 } 8132 } 8133 8134 /** 8135 * @deprecated 8136 */ 8137 @Deprecated 8138 public void querySyncProviders(List<String> outNames, List<ProviderInfo> outInfo) { 8139 if (getInstantAppPackageName(Binder.getCallingUid()) != null) { 8140 return; 8141 } 8142 // reader 8143 synchronized (mPackages) { 8144 final Iterator<Map.Entry<String, PackageParser.Provider>> i = mProvidersByAuthority 8145 .entrySet().iterator(); 8146 final int userId = UserHandle.getCallingUserId(); 8147 while (i.hasNext()) { 8148 Map.Entry<String, PackageParser.Provider> entry = i.next(); 8149 PackageParser.Provider p = entry.getValue(); 8150 PackageSetting ps = mSettings.mPackages.get(p.owner.packageName); 8151 8152 if (ps != null && p.syncable 8153 && (!mSafeMode || (p.info.applicationInfo.flags 8154 &ApplicationInfo.FLAG_SYSTEM) != 0)) { 8155 ProviderInfo info = PackageParser.generateProviderInfo(p, 0, 8156 ps.readUserState(userId), userId); 8157 if (info != null) { 8158 outNames.add(entry.getKey()); 8159 outInfo.add(info); 8160 } 8161 } 8162 } 8163 } 8164 } 8165 8166 @Override 8167 public @NonNull ParceledListSlice<ProviderInfo> queryContentProviders(String processName, 8168 int uid, int flags, String metaDataKey) { 8169 final int callingUid = Binder.getCallingUid(); 8170 final int userId = processName != null ? UserHandle.getUserId(uid) 8171 : UserHandle.getCallingUserId(); 8172 if (!sUserManager.exists(userId)) return ParceledListSlice.emptyList(); 8173 flags = updateFlagsForComponent(flags, userId, processName); 8174 ArrayList<ProviderInfo> finalList = null; 8175 // reader 8176 synchronized (mPackages) { 8177 final Iterator<PackageParser.Provider> i = mProviders.mProviders.values().iterator(); 8178 while (i.hasNext()) { 8179 final PackageParser.Provider p = i.next(); 8180 PackageSetting ps = mSettings.mPackages.get(p.owner.packageName); 8181 if (ps != null && p.info.authority != null 8182 && (processName == null 8183 || (p.info.processName.equals(processName) 8184 && UserHandle.isSameApp(p.info.applicationInfo.uid, uid))) 8185 && mSettings.isEnabledAndMatchLPr(p.info, flags, userId)) { 8186 8187 // See PM.queryContentProviders()'s javadoc for why we have the metaData 8188 // parameter. 8189 if (metaDataKey != null 8190 && (p.metaData == null || !p.metaData.containsKey(metaDataKey))) { 8191 continue; 8192 } 8193 final ComponentName component = 8194 new ComponentName(p.info.packageName, p.info.name); 8195 if (filterAppAccessLPr(ps, callingUid, component, TYPE_PROVIDER, userId)) { 8196 continue; 8197 } 8198 if (finalList == null) { 8199 finalList = new ArrayList<ProviderInfo>(3); 8200 } 8201 ProviderInfo info = PackageParser.generateProviderInfo(p, flags, 8202 ps.readUserState(userId), userId); 8203 if (info != null) { 8204 finalList.add(info); 8205 } 8206 } 8207 } 8208 } 8209 8210 if (finalList != null) { 8211 Collections.sort(finalList, mProviderInitOrderSorter); 8212 return new ParceledListSlice<ProviderInfo>(finalList); 8213 } 8214 8215 return ParceledListSlice.emptyList(); 8216 } 8217 8218 @Override 8219 public InstrumentationInfo getInstrumentationInfo(ComponentName component, int flags) { 8220 // reader 8221 synchronized (mPackages) { 8222 final int callingUid = Binder.getCallingUid(); 8223 final int callingUserId = UserHandle.getUserId(callingUid); 8224 final PackageSetting ps = mSettings.mPackages.get(component.getPackageName()); 8225 if (ps == null) return null; 8226 if (filterAppAccessLPr(ps, callingUid, component, TYPE_UNKNOWN, callingUserId)) { 8227 return null; 8228 } 8229 final PackageParser.Instrumentation i = mInstrumentation.get(component); 8230 return PackageParser.generateInstrumentationInfo(i, flags); 8231 } 8232 } 8233 8234 @Override 8235 public @NonNull ParceledListSlice<InstrumentationInfo> queryInstrumentation( 8236 String targetPackage, int flags) { 8237 final int callingUid = Binder.getCallingUid(); 8238 final int callingUserId = UserHandle.getUserId(callingUid); 8239 final PackageSetting ps = mSettings.mPackages.get(targetPackage); 8240 if (filterAppAccessLPr(ps, callingUid, callingUserId)) { 8241 return ParceledListSlice.emptyList(); 8242 } 8243 return new ParceledListSlice<>(queryInstrumentationInternal(targetPackage, flags)); 8244 } 8245 8246 private @NonNull List<InstrumentationInfo> queryInstrumentationInternal(String targetPackage, 8247 int flags) { 8248 ArrayList<InstrumentationInfo> finalList = new ArrayList<InstrumentationInfo>(); 8249 8250 // reader 8251 synchronized (mPackages) { 8252 final Iterator<PackageParser.Instrumentation> i = mInstrumentation.values().iterator(); 8253 while (i.hasNext()) { 8254 final PackageParser.Instrumentation p = i.next(); 8255 if (targetPackage == null 8256 || targetPackage.equals(p.info.targetPackage)) { 8257 InstrumentationInfo ii = PackageParser.generateInstrumentationInfo(p, 8258 flags); 8259 if (ii != null) { 8260 finalList.add(ii); 8261 } 8262 } 8263 } 8264 } 8265 8266 return finalList; 8267 } 8268 8269 private void scanDirTracedLI(File dir, final int parseFlags, int scanFlags, long currentTime) { 8270 Trace.traceBegin(TRACE_TAG_PACKAGE_MANAGER, "scanDir [" + dir.getAbsolutePath() + "]"); 8271 try { 8272 scanDirLI(dir, parseFlags, scanFlags, currentTime); 8273 } finally { 8274 Trace.traceEnd(TRACE_TAG_PACKAGE_MANAGER); 8275 } 8276 } 8277 8278 private void scanDirLI(File dir, int parseFlags, int scanFlags, long currentTime) { 8279 final File[] files = dir.listFiles(); 8280 if (ArrayUtils.isEmpty(files)) { 8281 Log.d(TAG, "No files in app dir " + dir); 8282 return; 8283 } 8284 8285 if (DEBUG_PACKAGE_SCANNING) { 8286 Log.d(TAG, "Scanning app dir " + dir + " scanFlags=" + scanFlags 8287 + " flags=0x" + Integer.toHexString(parseFlags)); 8288 } 8289 ParallelPackageParser parallelPackageParser = new ParallelPackageParser( 8290 mSeparateProcesses, mOnlyCore, mMetrics, mCacheDir, 8291 mParallelPackageParserCallback); 8292 8293 // Submit files for parsing in parallel 8294 int fileCount = 0; 8295 for (File file : files) { 8296 final boolean isPackage = (isApkFile(file) || file.isDirectory()) 8297 && !PackageInstallerService.isStageName(file.getName()); 8298 if (!isPackage) { 8299 // Ignore entries which are not packages 8300 continue; 8301 } 8302 parallelPackageParser.submit(file, parseFlags); 8303 fileCount++; 8304 } 8305 8306 // Process results one by one 8307 for (; fileCount > 0; fileCount--) { 8308 ParallelPackageParser.ParseResult parseResult = parallelPackageParser.take(); 8309 Throwable throwable = parseResult.throwable; 8310 int errorCode = PackageManager.INSTALL_SUCCEEDED; 8311 8312 if (throwable == null) { 8313 // Static shared libraries have synthetic package names 8314 if (parseResult.pkg.applicationInfo.isStaticSharedLibrary()) { 8315 renameStaticSharedLibraryPackage(parseResult.pkg); 8316 } 8317 try { 8318 if (errorCode == PackageManager.INSTALL_SUCCEEDED) { 8319 scanPackageLI(parseResult.pkg, parseResult.scanFile, parseFlags, scanFlags, 8320 currentTime, null); 8321 } 8322 } catch (PackageManagerException e) { 8323 errorCode = e.error; 8324 Slog.w(TAG, "Failed to scan " + parseResult.scanFile + ": " + e.getMessage()); 8325 } 8326 } else if (throwable instanceof PackageParser.PackageParserException) { 8327 PackageParser.PackageParserException e = (PackageParser.PackageParserException) 8328 throwable; 8329 errorCode = e.error; 8330 Slog.w(TAG, "Failed to parse " + parseResult.scanFile + ": " + e.getMessage()); 8331 } else { 8332 throw new IllegalStateException("Unexpected exception occurred while parsing " 8333 + parseResult.scanFile, throwable); 8334 } 8335 8336 // Delete invalid userdata apps 8337 if ((parseFlags & PackageParser.PARSE_IS_SYSTEM) == 0 && 8338 errorCode == PackageManager.INSTALL_FAILED_INVALID_APK) { 8339 logCriticalInfo(Log.WARN, 8340 "Deleting invalid package at " + parseResult.scanFile); 8341 removeCodePathLI(parseResult.scanFile); 8342 } 8343 } 8344 parallelPackageParser.close(); 8345 } 8346 8347 private static File getSettingsProblemFile() { 8348 File dataDir = Environment.getDataDirectory(); 8349 File systemDir = new File(dataDir, "system"); 8350 File fname = new File(systemDir, "uiderrors.txt"); 8351 return fname; 8352 } 8353 8354 public static void reportSettingsProblem(int priority, String msg) { 8355 logCriticalInfo(priority, msg); 8356 } 8357 8358 public static void logCriticalInfo(int priority, String msg) { 8359 Slog.println(priority, TAG, msg); 8360 EventLogTags.writePmCriticalInfo(msg); 8361 try { 8362 File fname = getSettingsProblemFile(); 8363 FileOutputStream out = new FileOutputStream(fname, true); 8364 PrintWriter pw = new FastPrintWriter(out); 8365 SimpleDateFormat formatter = new SimpleDateFormat(); 8366 String dateString = formatter.format(new Date(System.currentTimeMillis())); 8367 pw.println(dateString + ": " + msg); 8368 pw.close(); 8369 FileUtils.setPermissions( 8370 fname.toString(), 8371 FileUtils.S_IRWXU|FileUtils.S_IRWXG|FileUtils.S_IROTH, 8372 -1, -1); 8373 } catch (java.io.IOException e) { 8374 } 8375 } 8376 8377 private long getLastModifiedTime(PackageParser.Package pkg, File srcFile) { 8378 if (srcFile.isDirectory()) { 8379 final File baseFile = new File(pkg.baseCodePath); 8380 long maxModifiedTime = baseFile.lastModified(); 8381 if (pkg.splitCodePaths != null) { 8382 for (int i = pkg.splitCodePaths.length - 1; i >=0; --i) { 8383 final File splitFile = new File(pkg.splitCodePaths[i]); 8384 maxModifiedTime = Math.max(maxModifiedTime, splitFile.lastModified()); 8385 } 8386 } 8387 return maxModifiedTime; 8388 } 8389 return srcFile.lastModified(); 8390 } 8391 8392 private void collectCertificatesLI(PackageSetting ps, PackageParser.Package pkg, File srcFile, 8393 final int policyFlags) throws PackageManagerException { 8394 // When upgrading from pre-N MR1, verify the package time stamp using the package 8395 // directory and not the APK file. 8396 final long lastModifiedTime = mIsPreNMR1Upgrade 8397 ? new File(pkg.codePath).lastModified() : getLastModifiedTime(pkg, srcFile); 8398 if (ps != null 8399 && ps.codePath.equals(srcFile) 8400 && ps.timeStamp == lastModifiedTime 8401 && !isCompatSignatureUpdateNeeded(pkg) 8402 && !isRecoverSignatureUpdateNeeded(pkg)) { 8403 long mSigningKeySetId = ps.keySetData.getProperSigningKeySet(); 8404 KeySetManagerService ksms = mSettings.mKeySetManagerService; 8405 ArraySet<PublicKey> signingKs; 8406 synchronized (mPackages) { 8407 signingKs = ksms.getPublicKeysFromKeySetLPr(mSigningKeySetId); 8408 } 8409 if (ps.signatures.mSignatures != null 8410 && ps.signatures.mSignatures.length != 0 8411 && signingKs != null) { 8412 // Optimization: reuse the existing cached certificates 8413 // if the package appears to be unchanged. 8414 pkg.mSignatures = ps.signatures.mSignatures; 8415 pkg.mSigningKeys = signingKs; 8416 return; 8417 } 8418 8419 Slog.w(TAG, "PackageSetting for " + ps.name 8420 + " is missing signatures. Collecting certs again to recover them."); 8421 } else { 8422 Slog.i(TAG, srcFile.toString() + " changed; collecting certs"); 8423 } 8424 8425 try { 8426 Trace.traceBegin(TRACE_TAG_PACKAGE_MANAGER, "collectCertificates"); 8427 PackageParser.collectCertificates(pkg, policyFlags); 8428 } catch (PackageParserException e) { 8429 throw PackageManagerException.from(e); 8430 } finally { 8431 Trace.traceEnd(TRACE_TAG_PACKAGE_MANAGER); 8432 } 8433 } 8434 8435 /** 8436 * Traces a package scan. 8437 * @see #scanPackageLI(File, int, int, long, UserHandle) 8438 */ 8439 private PackageParser.Package scanPackageTracedLI(File scanFile, final int parseFlags, 8440 int scanFlags, long currentTime, UserHandle user) throws PackageManagerException { 8441 Trace.traceBegin(TRACE_TAG_PACKAGE_MANAGER, "scanPackage [" + scanFile.toString() + "]"); 8442 try { 8443 return scanPackageLI(scanFile, parseFlags, scanFlags, currentTime, user); 8444 } finally { 8445 Trace.traceEnd(TRACE_TAG_PACKAGE_MANAGER); 8446 } 8447 } 8448 8449 /** 8450 * Scans a package and returns the newly parsed package. 8451 * Returns {@code null} in case of errors and the error code is stored in mLastScanError 8452 */ 8453 private PackageParser.Package scanPackageLI(File scanFile, int parseFlags, int scanFlags, 8454 long currentTime, UserHandle user) throws PackageManagerException { 8455 if (DEBUG_INSTALL) Slog.d(TAG, "Parsing: " + scanFile); 8456 PackageParser pp = new PackageParser(); 8457 pp.setSeparateProcesses(mSeparateProcesses); 8458 pp.setOnlyCoreApps(mOnlyCore); 8459 pp.setDisplayMetrics(mMetrics); 8460 pp.setCallback(mPackageParserCallback); 8461 8462 if ((scanFlags & SCAN_TRUSTED_OVERLAY) != 0) { 8463 parseFlags |= PackageParser.PARSE_TRUSTED_OVERLAY; 8464 } 8465 8466 Trace.traceBegin(TRACE_TAG_PACKAGE_MANAGER, "parsePackage"); 8467 final PackageParser.Package pkg; 8468 try { 8469 pkg = pp.parsePackage(scanFile, parseFlags); 8470 } catch (PackageParserException e) { 8471 throw PackageManagerException.from(e); 8472 } finally { 8473 Trace.traceEnd(TRACE_TAG_PACKAGE_MANAGER); 8474 } 8475 8476 // Static shared libraries have synthetic package names 8477 if (pkg.applicationInfo.isStaticSharedLibrary()) { 8478 renameStaticSharedLibraryPackage(pkg); 8479 } 8480 8481 return scanPackageLI(pkg, scanFile, parseFlags, scanFlags, currentTime, user); 8482 } 8483 8484 /** 8485 * Scans a package and returns the newly parsed package. 8486 * @throws PackageManagerException on a parse error. 8487 */ 8488 private PackageParser.Package scanPackageLI(PackageParser.Package pkg, File scanFile, 8489 final int policyFlags, int scanFlags, long currentTime, @Nullable UserHandle user) 8490 throws PackageManagerException { 8491 // If the package has children and this is the first dive in the function 8492 // we scan the package with the SCAN_CHECK_ONLY flag set to see whether all 8493 // packages (parent and children) would be successfully scanned before the 8494 // actual scan since scanning mutates internal state and we want to atomically 8495 // install the package and its children. 8496 if ((scanFlags & SCAN_CHECK_ONLY) == 0) { 8497 if (pkg.childPackages != null && pkg.childPackages.size() > 0) { 8498 scanFlags |= SCAN_CHECK_ONLY; 8499 } 8500 } else { 8501 scanFlags &= ~SCAN_CHECK_ONLY; 8502 } 8503 8504 // Scan the parent 8505 PackageParser.Package scannedPkg = scanPackageInternalLI(pkg, scanFile, policyFlags, 8506 scanFlags, currentTime, user); 8507 8508 // Scan the children 8509 final int childCount = (pkg.childPackages != null) ? pkg.childPackages.size() : 0; 8510 for (int i = 0; i < childCount; i++) { 8511 PackageParser.Package childPackage = pkg.childPackages.get(i); 8512 scanPackageInternalLI(childPackage, scanFile, policyFlags, scanFlags, 8513 currentTime, user); 8514 } 8515 8516 8517 if ((scanFlags & SCAN_CHECK_ONLY) != 0) { 8518 return scanPackageLI(pkg, scanFile, policyFlags, scanFlags, currentTime, user); 8519 } 8520 8521 return scannedPkg; 8522 } 8523 8524 /** 8525 * Scans a package and returns the newly parsed package. 8526 * @throws PackageManagerException on a parse error. 8527 */ 8528 private PackageParser.Package scanPackageInternalLI(PackageParser.Package pkg, File scanFile, 8529 int policyFlags, int scanFlags, long currentTime, @Nullable UserHandle user) 8530 throws PackageManagerException { 8531 PackageSetting ps = null; 8532 PackageSetting updatedPkg; 8533 // reader 8534 synchronized (mPackages) { 8535 // Look to see if we already know about this package. 8536 String oldName = mSettings.getRenamedPackageLPr(pkg.packageName); 8537 if (pkg.mOriginalPackages != null && pkg.mOriginalPackages.contains(oldName)) { 8538 // This package has been renamed to its original name. Let's 8539 // use that. 8540 ps = mSettings.getPackageLPr(oldName); 8541 } 8542 // If there was no original package, see one for the real package name. 8543 if (ps == null) { 8544 ps = mSettings.getPackageLPr(pkg.packageName); 8545 } 8546 // Check to see if this package could be hiding/updating a system 8547 // package. Must look for it either under the original or real 8548 // package name depending on our state. 8549 updatedPkg = mSettings.getDisabledSystemPkgLPr(ps != null ? ps.name : pkg.packageName); 8550 if (DEBUG_INSTALL && updatedPkg != null) Slog.d(TAG, "updatedPkg = " + updatedPkg); 8551 8552 // If this is a package we don't know about on the system partition, we 8553 // may need to remove disabled child packages on the system partition 8554 // or may need to not add child packages if the parent apk is updated 8555 // on the data partition and no longer defines this child package. 8556 if ((policyFlags & PackageParser.PARSE_IS_SYSTEM) != 0) { 8557 // If this is a parent package for an updated system app and this system 8558 // app got an OTA update which no longer defines some of the child packages 8559 // we have to prune them from the disabled system packages. 8560 PackageSetting disabledPs = mSettings.getDisabledSystemPkgLPr(pkg.packageName); 8561 if (disabledPs != null) { 8562 final int scannedChildCount = (pkg.childPackages != null) 8563 ? pkg.childPackages.size() : 0; 8564 final int disabledChildCount = disabledPs.childPackageNames != null 8565 ? disabledPs.childPackageNames.size() : 0; 8566 for (int i = 0; i < disabledChildCount; i++) { 8567 String disabledChildPackageName = disabledPs.childPackageNames.get(i); 8568 boolean disabledPackageAvailable = false; 8569 for (int j = 0; j < scannedChildCount; j++) { 8570 PackageParser.Package childPkg = pkg.childPackages.get(j); 8571 if (childPkg.packageName.equals(disabledChildPackageName)) { 8572 disabledPackageAvailable = true; 8573 break; 8574 } 8575 } 8576 if (!disabledPackageAvailable) { 8577 mSettings.removeDisabledSystemPackageLPw(disabledChildPackageName); 8578 } 8579 } 8580 } 8581 } 8582 } 8583 8584 final boolean isUpdatedPkg = updatedPkg != null; 8585 final boolean isUpdatedSystemPkg = isUpdatedPkg 8586 && (policyFlags & PackageParser.PARSE_IS_SYSTEM) != 0; 8587 boolean isUpdatedPkgBetter = false; 8588 // First check if this is a system package that may involve an update 8589 if (isUpdatedSystemPkg) { 8590 // If new package is not located in "/system/priv-app" (e.g. due to an OTA), 8591 // it needs to drop FLAG_PRIVILEGED. 8592 if (locationIsPrivileged(scanFile)) { 8593 updatedPkg.pkgPrivateFlags |= ApplicationInfo.PRIVATE_FLAG_PRIVILEGED; 8594 } else { 8595 updatedPkg.pkgPrivateFlags &= ~ApplicationInfo.PRIVATE_FLAG_PRIVILEGED; 8596 } 8597 // If new package is not located in "/oem" (e.g. due to an OTA), 8598 // it needs to drop FLAG_OEM. 8599 if (locationIsOem(scanFile)) { 8600 updatedPkg.pkgPrivateFlags |= ApplicationInfo.PRIVATE_FLAG_OEM; 8601 } else { 8602 updatedPkg.pkgPrivateFlags &= ~ApplicationInfo.PRIVATE_FLAG_OEM; 8603 } 8604 8605 if (ps != null && !ps.codePath.equals(scanFile)) { 8606 // The path has changed from what was last scanned... check the 8607 // version of the new path against what we have stored to determine 8608 // what to do. 8609 if (DEBUG_INSTALL) Slog.d(TAG, "Path changing from " + ps.codePath); 8610 if (pkg.mVersionCode <= ps.versionCode) { 8611 // The system package has been updated and the code path does not match 8612 // Ignore entry. Skip it. 8613 if (DEBUG_INSTALL) Slog.i(TAG, "Package " + ps.name + " at " + scanFile 8614 + " ignored: updated version " + ps.versionCode 8615 + " better than this " + pkg.mVersionCode); 8616 if (!updatedPkg.codePath.equals(scanFile)) { 8617 Slog.w(PackageManagerService.TAG, "Code path for hidden system pkg " 8618 + ps.name + " changing from " + updatedPkg.codePathString 8619 + " to " + scanFile); 8620 updatedPkg.codePath = scanFile; 8621 updatedPkg.codePathString = scanFile.toString(); 8622 updatedPkg.resourcePath = scanFile; 8623 updatedPkg.resourcePathString = scanFile.toString(); 8624 } 8625 updatedPkg.pkg = pkg; 8626 updatedPkg.versionCode = pkg.mVersionCode; 8627 8628 // Update the disabled system child packages to point to the package too. 8629 final int childCount = updatedPkg.childPackageNames != null 8630 ? updatedPkg.childPackageNames.size() : 0; 8631 for (int i = 0; i < childCount; i++) { 8632 String childPackageName = updatedPkg.childPackageNames.get(i); 8633 PackageSetting updatedChildPkg = mSettings.getDisabledSystemPkgLPr( 8634 childPackageName); 8635 if (updatedChildPkg != null) { 8636 updatedChildPkg.pkg = pkg; 8637 updatedChildPkg.versionCode = pkg.mVersionCode; 8638 } 8639 } 8640 } else { 8641 // The current app on the system partition is better than 8642 // what we have updated to on the data partition; switch 8643 // back to the system partition version. 8644 // At this point, its safely assumed that package installation for 8645 // apps in system partition will go through. If not there won't be a working 8646 // version of the app 8647 // writer 8648 synchronized (mPackages) { 8649 // Just remove the loaded entries from package lists. 8650 mPackages.remove(ps.name); 8651 } 8652 8653 logCriticalInfo(Log.WARN, "Package " + ps.name + " at " + scanFile 8654 + " reverting from " + ps.codePathString 8655 + ": new version " + pkg.mVersionCode 8656 + " better than installed " + ps.versionCode); 8657 8658 InstallArgs args = createInstallArgsForExisting(packageFlagsToInstallFlags(ps), 8659 ps.codePathString, ps.resourcePathString, getAppDexInstructionSets(ps)); 8660 synchronized (mInstallLock) { 8661 args.cleanUpResourcesLI(); 8662 } 8663 synchronized (mPackages) { 8664 mSettings.enableSystemPackageLPw(ps.name); 8665 } 8666 isUpdatedPkgBetter = true; 8667 } 8668 } 8669 } 8670 8671 String resourcePath = null; 8672 String baseResourcePath = null; 8673 if ((policyFlags & PackageParser.PARSE_FORWARD_LOCK) != 0 && !isUpdatedPkgBetter) { 8674 if (ps != null && ps.resourcePathString != null) { 8675 resourcePath = ps.resourcePathString; 8676 baseResourcePath = ps.resourcePathString; 8677 } else { 8678 // Should not happen at all. Just log an error. 8679 Slog.e(TAG, "Resource path not set for package " + pkg.packageName); 8680 } 8681 } else { 8682 resourcePath = pkg.codePath; 8683 baseResourcePath = pkg.baseCodePath; 8684 } 8685 8686 // Set application objects path explicitly. 8687 pkg.setApplicationVolumeUuid(pkg.volumeUuid); 8688 pkg.setApplicationInfoCodePath(pkg.codePath); 8689 pkg.setApplicationInfoBaseCodePath(pkg.baseCodePath); 8690 pkg.setApplicationInfoSplitCodePaths(pkg.splitCodePaths); 8691 pkg.setApplicationInfoResourcePath(resourcePath); 8692 pkg.setApplicationInfoBaseResourcePath(baseResourcePath); 8693 pkg.setApplicationInfoSplitResourcePaths(pkg.splitCodePaths); 8694 8695 // throw an exception if we have an update to a system application, but, it's not more 8696 // recent than the package we've already scanned 8697 if (isUpdatedSystemPkg && !isUpdatedPkgBetter) { 8698 // Set CPU Abis to application info. 8699 if ((scanFlags & SCAN_FIRST_BOOT_OR_UPGRADE) != 0) { 8700 final String cpuAbiOverride = deriveAbiOverride(pkg.cpuAbiOverride, updatedPkg); 8701 derivePackageAbi(pkg, scanFile, cpuAbiOverride, false, mAppLib32InstallDir); 8702 } else { 8703 pkg.applicationInfo.primaryCpuAbi = updatedPkg.primaryCpuAbiString; 8704 pkg.applicationInfo.secondaryCpuAbi = updatedPkg.secondaryCpuAbiString; 8705 } 8706 8707 throw new PackageManagerException(Log.WARN, "Package " + ps.name + " at " 8708 + scanFile + " ignored: updated version " + ps.versionCode 8709 + " better than this " + pkg.mVersionCode); 8710 } 8711 8712 if (isUpdatedPkg) { 8713 // An updated system app will not have the PARSE_IS_SYSTEM flag set 8714 // initially 8715 policyFlags |= PackageParser.PARSE_IS_SYSTEM; 8716 8717 // An updated privileged app will not have the PARSE_IS_PRIVILEGED 8718 // flag set initially 8719 if ((updatedPkg.pkgPrivateFlags & ApplicationInfo.PRIVATE_FLAG_PRIVILEGED) != 0) { 8720 policyFlags |= PackageParser.PARSE_IS_PRIVILEGED; 8721 } 8722 8723 // An updated OEM app will not have the PARSE_IS_OEM 8724 // flag set initially 8725 if ((updatedPkg.pkgPrivateFlags & ApplicationInfo.PRIVATE_FLAG_OEM) != 0) { 8726 policyFlags |= PackageParser.PARSE_IS_OEM; 8727 } 8728 } 8729 8730 // Verify certificates against what was last scanned 8731 collectCertificatesLI(ps, pkg, scanFile, policyFlags); 8732 8733 /* 8734 * A new system app appeared, but we already had a non-system one of the 8735 * same name installed earlier. 8736 */ 8737 boolean shouldHideSystemApp = false; 8738 if (!isUpdatedPkg && ps != null 8739 && (policyFlags & PackageParser.PARSE_IS_SYSTEM_DIR) != 0 && !isSystemApp(ps)) { 8740 /* 8741 * Check to make sure the signatures match first. If they don't, 8742 * wipe the installed application and its data. 8743 */ 8744 if (compareSignatures(ps.signatures.mSignatures, pkg.mSignatures) 8745 != PackageManager.SIGNATURE_MATCH) { 8746 logCriticalInfo(Log.WARN, "Package " + ps.name + " appeared on system, but" 8747 + " signatures don't match existing userdata copy; removing"); 8748 try (PackageFreezer freezer = freezePackage(pkg.packageName, 8749 "scanPackageInternalLI")) { 8750 deletePackageLIF(pkg.packageName, null, true, null, 0, null, false, null); 8751 } 8752 ps = null; 8753 } else { 8754 /* 8755 * If the newly-added system app is an older version than the 8756 * already installed version, hide it. It will be scanned later 8757 * and re-added like an update. 8758 */ 8759 if (pkg.mVersionCode <= ps.versionCode) { 8760 shouldHideSystemApp = true; 8761 logCriticalInfo(Log.INFO, "Package " + ps.name + " appeared at " + scanFile 8762 + " but new version " + pkg.mVersionCode + " better than installed " 8763 + ps.versionCode + "; hiding system"); 8764 } else { 8765 /* 8766 * The newly found system app is a newer version that the 8767 * one previously installed. Simply remove the 8768 * already-installed application and replace it with our own 8769 * while keeping the application data. 8770 */ 8771 logCriticalInfo(Log.WARN, "Package " + ps.name + " at " + scanFile 8772 + " reverting from " + ps.codePathString + ": new version " 8773 + pkg.mVersionCode + " better than installed " + ps.versionCode); 8774 InstallArgs args = createInstallArgsForExisting(packageFlagsToInstallFlags(ps), 8775 ps.codePathString, ps.resourcePathString, getAppDexInstructionSets(ps)); 8776 synchronized (mInstallLock) { 8777 args.cleanUpResourcesLI(); 8778 } 8779 } 8780 } 8781 } 8782 8783 // The apk is forward locked (not public) if its code and resources 8784 // are kept in different files. (except for app in either system or 8785 // vendor path). 8786 // TODO grab this value from PackageSettings 8787 if ((policyFlags & PackageParser.PARSE_IS_SYSTEM_DIR) == 0) { 8788 if (ps != null && !ps.codePath.equals(ps.resourcePath)) { 8789 policyFlags |= PackageParser.PARSE_FORWARD_LOCK; 8790 } 8791 } 8792 8793 final int userId = ((user == null) ? 0 : user.getIdentifier()); 8794 if (ps != null && ps.getInstantApp(userId)) { 8795 scanFlags |= SCAN_AS_INSTANT_APP; 8796 } 8797 if (ps != null && ps.getVirtulalPreload(userId)) { 8798 scanFlags |= SCAN_AS_VIRTUAL_PRELOAD; 8799 } 8800 8801 // Note that we invoke the following method only if we are about to unpack an application 8802 PackageParser.Package scannedPkg = scanPackageLI(pkg, policyFlags, scanFlags 8803 | SCAN_UPDATE_SIGNATURE, currentTime, user); 8804 8805 /* 8806 * If the system app should be overridden by a previously installed 8807 * data, hide the system app now and let the /data/app scan pick it up 8808 * again. 8809 */ 8810 if (shouldHideSystemApp) { 8811 synchronized (mPackages) { 8812 mSettings.disableSystemPackageLPw(pkg.packageName, true); 8813 } 8814 } 8815 8816 return scannedPkg; 8817 } 8818 8819 private void renameStaticSharedLibraryPackage(PackageParser.Package pkg) { 8820 // Derive the new package synthetic package name 8821 pkg.setPackageName(pkg.packageName + STATIC_SHARED_LIB_DELIMITER 8822 + pkg.staticSharedLibVersion); 8823 } 8824 8825 private static String fixProcessName(String defProcessName, 8826 String processName) { 8827 if (processName == null) { 8828 return defProcessName; 8829 } 8830 return processName; 8831 } 8832 8833 private void verifySignaturesLP(PackageSetting pkgSetting, PackageParser.Package pkg) 8834 throws PackageManagerException { 8835 if (pkgSetting.signatures.mSignatures != null) { 8836 // Already existing package. Make sure signatures match 8837 boolean match = compareSignatures(pkgSetting.signatures.mSignatures, pkg.mSignatures) 8838 == PackageManager.SIGNATURE_MATCH; 8839 if (!match) { 8840 match = compareSignaturesCompat(pkgSetting.signatures, pkg) 8841 == PackageManager.SIGNATURE_MATCH; 8842 } 8843 if (!match) { 8844 match = compareSignaturesRecover(pkgSetting.signatures, pkg) 8845 == PackageManager.SIGNATURE_MATCH; 8846 } 8847 if (!match) { 8848 throw new PackageManagerException(INSTALL_FAILED_UPDATE_INCOMPATIBLE, "Package " 8849 + pkg.packageName + " signatures do not match the " 8850 + "previously installed version; ignoring!"); 8851 } 8852 } 8853 8854 // Check for shared user signatures 8855 if (pkgSetting.sharedUser != null && pkgSetting.sharedUser.signatures.mSignatures != null) { 8856 // Already existing package. Make sure signatures match 8857 boolean match = compareSignatures(pkgSetting.sharedUser.signatures.mSignatures, 8858 pkg.mSignatures) == PackageManager.SIGNATURE_MATCH; 8859 if (!match) { 8860 match = compareSignaturesCompat(pkgSetting.sharedUser.signatures, pkg) 8861 == PackageManager.SIGNATURE_MATCH; 8862 } 8863 if (!match) { 8864 match = compareSignaturesRecover(pkgSetting.sharedUser.signatures, pkg) 8865 == PackageManager.SIGNATURE_MATCH; 8866 } 8867 if (!match) { 8868 throw new PackageManagerException(INSTALL_FAILED_SHARED_USER_INCOMPATIBLE, 8869 "Package " + pkg.packageName 8870 + " has no signatures that match those in shared user " 8871 + pkgSetting.sharedUser.name + "; ignoring!"); 8872 } 8873 } 8874 } 8875 8876 /** 8877 * Enforces that only the system UID or root's UID can call a method exposed 8878 * via Binder. 8879 * 8880 * @param message used as message if SecurityException is thrown 8881 * @throws SecurityException if the caller is not system or root 8882 */ 8883 private static final void enforceSystemOrRoot(String message) { 8884 final int uid = Binder.getCallingUid(); 8885 if (uid != Process.SYSTEM_UID && uid != Process.ROOT_UID) { 8886 throw new SecurityException(message); 8887 } 8888 } 8889 8890 @Override 8891 public void performFstrimIfNeeded() { 8892 enforceSystemOrRoot("Only the system can request fstrim"); 8893 8894 // Before everything else, see whether we need to fstrim. 8895 try { 8896 IStorageManager sm = PackageHelper.getStorageManager(); 8897 if (sm != null) { 8898 boolean doTrim = false; 8899 final long interval = android.provider.Settings.Global.getLong( 8900 mContext.getContentResolver(), 8901 android.provider.Settings.Global.FSTRIM_MANDATORY_INTERVAL, 8902 DEFAULT_MANDATORY_FSTRIM_INTERVAL); 8903 if (interval > 0) { 8904 final long timeSinceLast = System.currentTimeMillis() - sm.lastMaintenance(); 8905 if (timeSinceLast > interval) { 8906 doTrim = true; 8907 Slog.w(TAG, "No disk maintenance in " + timeSinceLast 8908 + "; running immediately"); 8909 } 8910 } 8911 if (doTrim) { 8912 final boolean dexOptDialogShown; 8913 synchronized (mPackages) { 8914 dexOptDialogShown = mDexOptDialogShown; 8915 } 8916 if (!isFirstBoot() && dexOptDialogShown) { 8917 try { 8918 ActivityManager.getService().showBootMessage( 8919 mContext.getResources().getString( 8920 R.string.android_upgrading_fstrim), true); 8921 } catch (RemoteException e) { 8922 } 8923 } 8924 sm.runMaintenance(); 8925 } 8926 } else { 8927 Slog.e(TAG, "storageManager service unavailable!"); 8928 } 8929 } catch (RemoteException e) { 8930 // Can't happen; StorageManagerService is local 8931 } 8932 } 8933 8934 @Override 8935 public void updatePackagesIfNeeded() { 8936 enforceSystemOrRoot("Only the system can request package update"); 8937 8938 // We need to re-extract after an OTA. 8939 boolean causeUpgrade = isUpgrade(); 8940 8941 // First boot or factory reset. 8942 // Note: we also handle devices that are upgrading to N right now as if it is their 8943 // first boot, as they do not have profile data. 8944 boolean causeFirstBoot = isFirstBoot() || mIsPreNUpgrade; 8945 8946 // We need to re-extract after a pruned cache, as AoT-ed files will be out of date. 8947 boolean causePrunedCache = VMRuntime.didPruneDalvikCache(); 8948 8949 if (!causeUpgrade && !causeFirstBoot && !causePrunedCache) { 8950 return; 8951 } 8952 8953 List<PackageParser.Package> pkgs; 8954 synchronized (mPackages) { 8955 pkgs = PackageManagerServiceUtils.getPackagesForDexopt(mPackages.values(), this); 8956 } 8957 8958 final long startTime = System.nanoTime(); 8959 final int[] stats = performDexOptUpgrade(pkgs, mIsPreNUpgrade /* showDialog */, 8960 getCompilerFilterForReason(causeFirstBoot ? REASON_FIRST_BOOT : REASON_BOOT), 8961 false /* bootComplete */); 8962 8963 final int elapsedTimeSeconds = 8964 (int) TimeUnit.NANOSECONDS.toSeconds(System.nanoTime() - startTime); 8965 8966 MetricsLogger.histogram(mContext, "opt_dialog_num_dexopted", stats[0]); 8967 MetricsLogger.histogram(mContext, "opt_dialog_num_skipped", stats[1]); 8968 MetricsLogger.histogram(mContext, "opt_dialog_num_failed", stats[2]); 8969 MetricsLogger.histogram(mContext, "opt_dialog_num_total", getOptimizablePackages().size()); 8970 MetricsLogger.histogram(mContext, "opt_dialog_time_s", elapsedTimeSeconds); 8971 } 8972 8973 /* 8974 * Return the prebuilt profile path given a package base code path. 8975 */ 8976 private static String getPrebuildProfilePath(PackageParser.Package pkg) { 8977 return pkg.baseCodePath + ".prof"; 8978 } 8979 8980 /** 8981 * Performs dexopt on the set of packages in {@code packages} and returns an int array 8982 * containing statistics about the invocation. The array consists of three elements, 8983 * which are (in order) {@code numberOfPackagesOptimized}, {@code numberOfPackagesSkipped} 8984 * and {@code numberOfPackagesFailed}. 8985 */ 8986 private int[] performDexOptUpgrade(List<PackageParser.Package> pkgs, boolean showDialog, 8987 final String compilerFilter, boolean bootComplete) { 8988 8989 int numberOfPackagesVisited = 0; 8990 int numberOfPackagesOptimized = 0; 8991 int numberOfPackagesSkipped = 0; 8992 int numberOfPackagesFailed = 0; 8993 final int numberOfPackagesToDexopt = pkgs.size(); 8994 8995 for (PackageParser.Package pkg : pkgs) { 8996 numberOfPackagesVisited++; 8997 8998 boolean useProfileForDexopt = false; 8999 9000 if ((isFirstBoot() || isUpgrade()) && isSystemApp(pkg)) { 9001 // Copy over initial preopt profiles since we won't get any JIT samples for methods 9002 // that are already compiled. 9003 File profileFile = new File(getPrebuildProfilePath(pkg)); 9004 // Copy profile if it exists. 9005 if (profileFile.exists()) { 9006 try { 9007 // We could also do this lazily before calling dexopt in 9008 // PackageDexOptimizer to prevent this happening on first boot. The issue 9009 // is that we don't have a good way to say "do this only once". 9010 if (!mInstaller.copySystemProfile(profileFile.getAbsolutePath(), 9011 pkg.applicationInfo.uid, pkg.packageName)) { 9012 Log.e(TAG, "Installer failed to copy system profile!"); 9013 } else { 9014 // Disabled as this causes speed-profile compilation during first boot 9015 // even if things are already compiled. 9016 // useProfileForDexopt = true; 9017 } 9018 } catch (Exception e) { 9019 Log.e(TAG, "Failed to copy profile " + profileFile.getAbsolutePath() + " ", 9020 e); 9021 } 9022 } else { 9023 PackageSetting disabledPs = mSettings.getDisabledSystemPkgLPr(pkg.packageName); 9024 // Handle compressed APKs in this path. Only do this for stubs with profiles to 9025 // minimize the number off apps being speed-profile compiled during first boot. 9026 // The other paths will not change the filter. 9027 if (disabledPs != null && disabledPs.pkg.isStub) { 9028 // The package is the stub one, remove the stub suffix to get the normal 9029 // package and APK names. 9030 String systemProfilePath = 9031 getPrebuildProfilePath(disabledPs.pkg).replace(STUB_SUFFIX, ""); 9032 profileFile = new File(systemProfilePath); 9033 // If we have a profile for a compressed APK, copy it to the reference 9034 // location. 9035 // Note that copying the profile here will cause it to override the 9036 // reference profile every OTA even though the existing reference profile 9037 // may have more data. We can't copy during decompression since the 9038 // directories are not set up at that point. 9039 if (profileFile.exists()) { 9040 try { 9041 // We could also do this lazily before calling dexopt in 9042 // PackageDexOptimizer to prevent this happening on first boot. The 9043 // issue is that we don't have a good way to say "do this only 9044 // once". 9045 if (!mInstaller.copySystemProfile(profileFile.getAbsolutePath(), 9046 pkg.applicationInfo.uid, pkg.packageName)) { 9047 Log.e(TAG, "Failed to copy system profile for stub package!"); 9048 } else { 9049 useProfileForDexopt = true; 9050 } 9051 } catch (Exception e) { 9052 Log.e(TAG, "Failed to copy profile " + 9053 profileFile.getAbsolutePath() + " ", e); 9054 } 9055 } 9056 } 9057 } 9058 } 9059 9060 if (!PackageDexOptimizer.canOptimizePackage(pkg)) { 9061 if (DEBUG_DEXOPT) { 9062 Log.i(TAG, "Skipping update of of non-optimizable app " + pkg.packageName); 9063 } 9064 numberOfPackagesSkipped++; 9065 continue; 9066 } 9067 9068 if (DEBUG_DEXOPT) { 9069 Log.i(TAG, "Updating app " + numberOfPackagesVisited + " of " + 9070 numberOfPackagesToDexopt + ": " + pkg.packageName); 9071 } 9072 9073 if (showDialog) { 9074 try { 9075 ActivityManager.getService().showBootMessage( 9076 mContext.getResources().getString(R.string.android_upgrading_apk, 9077 numberOfPackagesVisited, numberOfPackagesToDexopt), true); 9078 } catch (RemoteException e) { 9079 } 9080 synchronized (mPackages) { 9081 mDexOptDialogShown = true; 9082 } 9083 } 9084 9085 String pkgCompilerFilter = compilerFilter; 9086 if (useProfileForDexopt) { 9087 // Use background dexopt mode to try and use the profile. Note that this does not 9088 // guarantee usage of the profile. 9089 pkgCompilerFilter = 9090 PackageManagerServiceCompilerMapping.getCompilerFilterForReason( 9091 PackageManagerService.REASON_BACKGROUND_DEXOPT); 9092 } 9093 9094 // checkProfiles is false to avoid merging profiles during boot which 9095 // might interfere with background compilation (b/28612421). 9096 // Unfortunately this will also means that "pm.dexopt.boot=speed-profile" will 9097 // behave differently than "pm.dexopt.bg-dexopt=speed-profile" but that's a 9098 // trade-off worth doing to save boot time work. 9099 int dexoptFlags = bootComplete ? DexoptOptions.DEXOPT_BOOT_COMPLETE : 0; 9100 int primaryDexOptStaus = performDexOptTraced(new DexoptOptions( 9101 pkg.packageName, 9102 pkgCompilerFilter, 9103 dexoptFlags)); 9104 9105 switch (primaryDexOptStaus) { 9106 case PackageDexOptimizer.DEX_OPT_PERFORMED: 9107 numberOfPackagesOptimized++; 9108 break; 9109 case PackageDexOptimizer.DEX_OPT_SKIPPED: 9110 numberOfPackagesSkipped++; 9111 break; 9112 case PackageDexOptimizer.DEX_OPT_FAILED: 9113 numberOfPackagesFailed++; 9114 break; 9115 default: 9116 Log.e(TAG, "Unexpected dexopt return code " + primaryDexOptStaus); 9117 break; 9118 } 9119 } 9120 9121 return new int[] { numberOfPackagesOptimized, numberOfPackagesSkipped, 9122 numberOfPackagesFailed }; 9123 } 9124 9125 @Override 9126 public void notifyPackageUse(String packageName, int reason) { 9127 synchronized (mPackages) { 9128 final int callingUid = Binder.getCallingUid(); 9129 final int callingUserId = UserHandle.getUserId(callingUid); 9130 if (getInstantAppPackageName(callingUid) != null) { 9131 if (!isCallerSameApp(packageName, callingUid)) { 9132 return; 9133 } 9134 } else { 9135 if (isInstantApp(packageName, callingUserId)) { 9136 return; 9137 } 9138 } 9139 notifyPackageUseLocked(packageName, reason); 9140 } 9141 } 9142 9143 private void notifyPackageUseLocked(String packageName, int reason) { 9144 final PackageParser.Package p = mPackages.get(packageName); 9145 if (p == null) { 9146 return; 9147 } 9148 p.mLastPackageUsageTimeInMills[reason] = System.currentTimeMillis(); 9149 } 9150 9151 @Override 9152 public void notifyDexLoad(String loadingPackageName, List<String> classLoaderNames, 9153 List<String> classPaths, String loaderIsa) { 9154 int userId = UserHandle.getCallingUserId(); 9155 ApplicationInfo ai = getApplicationInfo(loadingPackageName, /*flags*/ 0, userId); 9156 if (ai == null) { 9157 Slog.w(TAG, "Loading a package that does not exist for the calling user. package=" 9158 + loadingPackageName + ", user=" + userId); 9159 return; 9160 } 9161 mDexManager.notifyDexLoad(ai, classLoaderNames, classPaths, loaderIsa, userId); 9162 } 9163 9164 @Override 9165 public void registerDexModule(String packageName, String dexModulePath, boolean isSharedModule, 9166 IDexModuleRegisterCallback callback) { 9167 int userId = UserHandle.getCallingUserId(); 9168 ApplicationInfo ai = getApplicationInfo(packageName, /*flags*/ 0, userId); 9169 DexManager.RegisterDexModuleResult result; 9170 if (ai == null) { 9171 Slog.w(TAG, "Registering a dex module for a package that does not exist for the" + 9172 " calling user. package=" + packageName + ", user=" + userId); 9173 result = new DexManager.RegisterDexModuleResult(false, "Package not installed"); 9174 } else { 9175 result = mDexManager.registerDexModule(ai, dexModulePath, isSharedModule, userId); 9176 } 9177 9178 if (callback != null) { 9179 mHandler.post(() -> { 9180 try { 9181 callback.onDexModuleRegistered(dexModulePath, result.success, result.message); 9182 } catch (RemoteException e) { 9183 Slog.w(TAG, "Failed to callback after module registration " + dexModulePath, e); 9184 } 9185 }); 9186 } 9187 } 9188 9189 /** 9190 * Ask the package manager to perform a dex-opt with the given compiler filter. 9191 * 9192 * Note: exposed only for the shell command to allow moving packages explicitly to a 9193 * definite state. 9194 */ 9195 @Override 9196 public boolean performDexOptMode(String packageName, 9197 boolean checkProfiles, String targetCompilerFilter, boolean force, 9198 boolean bootComplete, String splitName) { 9199 int flags = (checkProfiles ? DexoptOptions.DEXOPT_CHECK_FOR_PROFILES_UPDATES : 0) | 9200 (force ? DexoptOptions.DEXOPT_FORCE : 0) | 9201 (bootComplete ? DexoptOptions.DEXOPT_BOOT_COMPLETE : 0); 9202 return performDexOpt(new DexoptOptions(packageName, targetCompilerFilter, 9203 splitName, flags)); 9204 } 9205 9206 /** 9207 * Ask the package manager to perform a dex-opt with the given compiler filter on the 9208 * secondary dex files belonging to the given package. 9209 * 9210 * Note: exposed only for the shell command to allow moving packages explicitly to a 9211 * definite state. 9212 */ 9213 @Override 9214 public boolean performDexOptSecondary(String packageName, String compilerFilter, 9215 boolean force) { 9216 int flags = DexoptOptions.DEXOPT_ONLY_SECONDARY_DEX | 9217 DexoptOptions.DEXOPT_CHECK_FOR_PROFILES_UPDATES | 9218 DexoptOptions.DEXOPT_BOOT_COMPLETE | 9219 (force ? DexoptOptions.DEXOPT_FORCE : 0); 9220 return performDexOpt(new DexoptOptions(packageName, compilerFilter, flags)); 9221 } 9222 9223 /*package*/ boolean performDexOpt(DexoptOptions options) { 9224 if (getInstantAppPackageName(Binder.getCallingUid()) != null) { 9225 return false; 9226 } else if (isInstantApp(options.getPackageName(), UserHandle.getCallingUserId())) { 9227 return false; 9228 } 9229 9230 if (options.isDexoptOnlySecondaryDex()) { 9231 return mDexManager.dexoptSecondaryDex(options); 9232 } else { 9233 int dexoptStatus = performDexOptWithStatus(options); 9234 return dexoptStatus != PackageDexOptimizer.DEX_OPT_FAILED; 9235 } 9236 } 9237 9238 /** 9239 * Perform dexopt on the given package and return one of following result: 9240 * {@link PackageDexOptimizer#DEX_OPT_SKIPPED} 9241 * {@link PackageDexOptimizer#DEX_OPT_PERFORMED} 9242 * {@link PackageDexOptimizer#DEX_OPT_FAILED} 9243 */ 9244 /* package */ int performDexOptWithStatus(DexoptOptions options) { 9245 return performDexOptTraced(options); 9246 } 9247 9248 private int performDexOptTraced(DexoptOptions options) { 9249 Trace.traceBegin(TRACE_TAG_PACKAGE_MANAGER, "dexopt"); 9250 try { 9251 return performDexOptInternal(options); 9252 } finally { 9253 Trace.traceEnd(TRACE_TAG_PACKAGE_MANAGER); 9254 } 9255 } 9256 9257 // Run dexopt on a given package. Returns true if dexopt did not fail, i.e. 9258 // if the package can now be considered up to date for the given filter. 9259 private int performDexOptInternal(DexoptOptions options) { 9260 PackageParser.Package p; 9261 synchronized (mPackages) { 9262 p = mPackages.get(options.getPackageName()); 9263 if (p == null) { 9264 // Package could not be found. Report failure. 9265 return PackageDexOptimizer.DEX_OPT_FAILED; 9266 } 9267 mPackageUsage.maybeWriteAsync(mPackages); 9268 mCompilerStats.maybeWriteAsync(); 9269 } 9270 long callingId = Binder.clearCallingIdentity(); 9271 try { 9272 synchronized (mInstallLock) { 9273 return performDexOptInternalWithDependenciesLI(p, options); 9274 } 9275 } finally { 9276 Binder.restoreCallingIdentity(callingId); 9277 } 9278 } 9279 9280 public ArraySet<String> getOptimizablePackages() { 9281 ArraySet<String> pkgs = new ArraySet<String>(); 9282 synchronized (mPackages) { 9283 for (PackageParser.Package p : mPackages.values()) { 9284 if (PackageDexOptimizer.canOptimizePackage(p)) { 9285 pkgs.add(p.packageName); 9286 } 9287 } 9288 } 9289 return pkgs; 9290 } 9291 9292 private int performDexOptInternalWithDependenciesLI(PackageParser.Package p, 9293 DexoptOptions options) { 9294 // Select the dex optimizer based on the force parameter. 9295 // Note: The force option is rarely used (cmdline input for testing, mostly), so it's OK to 9296 // allocate an object here. 9297 PackageDexOptimizer pdo = options.isForce() 9298 ? new PackageDexOptimizer.ForcedUpdatePackageDexOptimizer(mPackageDexOptimizer) 9299 : mPackageDexOptimizer; 9300 9301 // Dexopt all dependencies first. Note: we ignore the return value and march on 9302 // on errors. 9303 // Note that we are going to call performDexOpt on those libraries as many times as 9304 // they are referenced in packages. When we do a batch of performDexOpt (for example 9305 // at boot, or background job), the passed 'targetCompilerFilter' stays the same, 9306 // and the first package that uses the library will dexopt it. The 9307 // others will see that the compiled code for the library is up to date. 9308 Collection<PackageParser.Package> deps = findSharedNonSystemLibraries(p); 9309 final String[] instructionSets = getAppDexInstructionSets(p.applicationInfo); 9310 if (!deps.isEmpty()) { 9311 DexoptOptions libraryOptions = new DexoptOptions(options.getPackageName(), 9312 options.getCompilerFilter(), options.getSplitName(), 9313 options.getFlags() | DexoptOptions.DEXOPT_AS_SHARED_LIBRARY); 9314 for (PackageParser.Package depPackage : deps) { 9315 // TODO: Analyze and investigate if we (should) profile libraries. 9316 pdo.performDexOpt(depPackage, null /* sharedLibraries */, instructionSets, 9317 getOrCreateCompilerPackageStats(depPackage), 9318 mDexManager.getPackageUseInfoOrDefault(depPackage.packageName), libraryOptions); 9319 } 9320 } 9321 return pdo.performDexOpt(p, p.usesLibraryFiles, instructionSets, 9322 getOrCreateCompilerPackageStats(p), 9323 mDexManager.getPackageUseInfoOrDefault(p.packageName), options); 9324 } 9325 9326 /** 9327 * Reconcile the information we have about the secondary dex files belonging to 9328 * {@code packagName} and the actual dex files. For all dex files that were 9329 * deleted, update the internal records and delete the generated oat files. 9330 */ 9331 @Override 9332 public void reconcileSecondaryDexFiles(String packageName) { 9333 if (getInstantAppPackageName(Binder.getCallingUid()) != null) { 9334 return; 9335 } else if (isInstantApp(packageName, UserHandle.getCallingUserId())) { 9336 return; 9337 } 9338 mDexManager.reconcileSecondaryDexFiles(packageName); 9339 } 9340 9341 // TODO(calin): this is only needed for BackgroundDexOptService. Find a cleaner way to inject 9342 // a reference there. 9343 /*package*/ DexManager getDexManager() { 9344 return mDexManager; 9345 } 9346 9347 /** 9348 * Execute the background dexopt job immediately. 9349 */ 9350 @Override 9351 public boolean runBackgroundDexoptJob() { 9352 if (getInstantAppPackageName(Binder.getCallingUid()) != null) { 9353 return false; 9354 } 9355 return BackgroundDexOptService.runIdleOptimizationsNow(this, mContext); 9356 } 9357 9358 List<PackageParser.Package> findSharedNonSystemLibraries(PackageParser.Package p) { 9359 if (p.usesLibraries != null || p.usesOptionalLibraries != null 9360 || p.usesStaticLibraries != null) { 9361 ArrayList<PackageParser.Package> retValue = new ArrayList<>(); 9362 Set<String> collectedNames = new HashSet<>(); 9363 findSharedNonSystemLibrariesRecursive(p, retValue, collectedNames); 9364 9365 retValue.remove(p); 9366 9367 return retValue; 9368 } else { 9369 return Collections.emptyList(); 9370 } 9371 } 9372 9373 private void findSharedNonSystemLibrariesRecursive(PackageParser.Package p, 9374 ArrayList<PackageParser.Package> collected, Set<String> collectedNames) { 9375 if (!collectedNames.contains(p.packageName)) { 9376 collectedNames.add(p.packageName); 9377 collected.add(p); 9378 9379 if (p.usesLibraries != null) { 9380 findSharedNonSystemLibrariesRecursive(p.usesLibraries, 9381 null, collected, collectedNames); 9382 } 9383 if (p.usesOptionalLibraries != null) { 9384 findSharedNonSystemLibrariesRecursive(p.usesOptionalLibraries, 9385 null, collected, collectedNames); 9386 } 9387 if (p.usesStaticLibraries != null) { 9388 findSharedNonSystemLibrariesRecursive(p.usesStaticLibraries, 9389 p.usesStaticLibrariesVersions, collected, collectedNames); 9390 } 9391 } 9392 } 9393 9394 private void findSharedNonSystemLibrariesRecursive(ArrayList<String> libs, int[] versions, 9395 ArrayList<PackageParser.Package> collected, Set<String> collectedNames) { 9396 final int libNameCount = libs.size(); 9397 for (int i = 0; i < libNameCount; i++) { 9398 String libName = libs.get(i); 9399 int version = (versions != null && versions.length == libNameCount) 9400 ? versions[i] : PackageManager.VERSION_CODE_HIGHEST; 9401 PackageParser.Package libPkg = findSharedNonSystemLibrary(libName, version); 9402 if (libPkg != null) { 9403 findSharedNonSystemLibrariesRecursive(libPkg, collected, collectedNames); 9404 } 9405 } 9406 } 9407 9408 private PackageParser.Package findSharedNonSystemLibrary(String name, int version) { 9409 synchronized (mPackages) { 9410 SharedLibraryEntry libEntry = getSharedLibraryEntryLPr(name, version); 9411 if (libEntry != null) { 9412 return mPackages.get(libEntry.apk); 9413 } 9414 return null; 9415 } 9416 } 9417 9418 private SharedLibraryEntry getSharedLibraryEntryLPr(String name, int version) { 9419 SparseArray<SharedLibraryEntry> versionedLib = mSharedLibraries.get(name); 9420 if (versionedLib == null) { 9421 return null; 9422 } 9423 return versionedLib.get(version); 9424 } 9425 9426 private SharedLibraryEntry getLatestSharedLibraVersionLPr(PackageParser.Package pkg) { 9427 SparseArray<SharedLibraryEntry> versionedLib = mSharedLibraries.get( 9428 pkg.staticSharedLibName); 9429 if (versionedLib == null) { 9430 return null; 9431 } 9432 int previousLibVersion = -1; 9433 final int versionCount = versionedLib.size(); 9434 for (int i = 0; i < versionCount; i++) { 9435 final int libVersion = versionedLib.keyAt(i); 9436 if (libVersion < pkg.staticSharedLibVersion) { 9437 previousLibVersion = Math.max(previousLibVersion, libVersion); 9438 } 9439 } 9440 if (previousLibVersion >= 0) { 9441 return versionedLib.get(previousLibVersion); 9442 } 9443 return null; 9444 } 9445 9446 public void shutdown() { 9447 mPackageUsage.writeNow(mPackages); 9448 mCompilerStats.writeNow(); 9449 mDexManager.writePackageDexUsageNow(); 9450 } 9451 9452 @Override 9453 public void dumpProfiles(String packageName) { 9454 PackageParser.Package pkg; 9455 synchronized (mPackages) { 9456 pkg = mPackages.get(packageName); 9457 if (pkg == null) { 9458 throw new IllegalArgumentException("Unknown package: " + packageName); 9459 } 9460 } 9461 /* Only the shell, root, or the app user should be able to dump profiles. */ 9462 int callingUid = Binder.getCallingUid(); 9463 if (callingUid != Process.SHELL_UID && 9464 callingUid != Process.ROOT_UID && 9465 callingUid != pkg.applicationInfo.uid) { 9466 throw new SecurityException("dumpProfiles"); 9467 } 9468 9469 synchronized (mInstallLock) { 9470 Trace.traceBegin(TRACE_TAG_PACKAGE_MANAGER, "dump profiles"); 9471 final int sharedGid = UserHandle.getSharedAppGid(pkg.applicationInfo.uid); 9472 try { 9473 List<String> allCodePaths = pkg.getAllCodePathsExcludingResourceOnly(); 9474 String codePaths = TextUtils.join(";", allCodePaths); 9475 mInstaller.dumpProfiles(sharedGid, packageName, codePaths); 9476 } catch (InstallerException e) { 9477 Slog.w(TAG, "Failed to dump profiles", e); 9478 } 9479 Trace.traceEnd(TRACE_TAG_PACKAGE_MANAGER); 9480 } 9481 } 9482 9483 @Override 9484 public void forceDexOpt(String packageName) { 9485 enforceSystemOrRoot("forceDexOpt"); 9486 9487 PackageParser.Package pkg; 9488 synchronized (mPackages) { 9489 pkg = mPackages.get(packageName); 9490 if (pkg == null) { 9491 throw new IllegalArgumentException("Unknown package: " + packageName); 9492 } 9493 } 9494 9495 synchronized (mInstallLock) { 9496 Trace.traceBegin(TRACE_TAG_PACKAGE_MANAGER, "dexopt"); 9497 9498 // Whoever is calling forceDexOpt wants a compiled package. 9499 // Don't use profiles since that may cause compilation to be skipped. 9500 final int res = performDexOptInternalWithDependenciesLI( 9501 pkg, 9502 new DexoptOptions(packageName, 9503 getDefaultCompilerFilter(), 9504 DexoptOptions.DEXOPT_FORCE | DexoptOptions.DEXOPT_BOOT_COMPLETE)); 9505 9506 Trace.traceEnd(TRACE_TAG_PACKAGE_MANAGER); 9507 if (res != PackageDexOptimizer.DEX_OPT_PERFORMED) { 9508 throw new IllegalStateException("Failed to dexopt: " + res); 9509 } 9510 } 9511 } 9512 9513 private boolean verifyPackageUpdateLPr(PackageSetting oldPkg, PackageParser.Package newPkg) { 9514 if ((oldPkg.pkgFlags&ApplicationInfo.FLAG_SYSTEM) == 0) { 9515 Slog.w(TAG, "Unable to update from " + oldPkg.name 9516 + " to " + newPkg.packageName 9517 + ": old package not in system partition"); 9518 return false; 9519 } else if (mPackages.get(oldPkg.name) != null) { 9520 Slog.w(TAG, "Unable to update from " + oldPkg.name 9521 + " to " + newPkg.packageName 9522 + ": old package still exists"); 9523 return false; 9524 } 9525 return true; 9526 } 9527 9528 void removeCodePathLI(File codePath) { 9529 if (codePath.isDirectory()) { 9530 try { 9531 mInstaller.rmPackageDir(codePath.getAbsolutePath()); 9532 } catch (InstallerException e) { 9533 Slog.w(TAG, "Failed to remove code path", e); 9534 } 9535 } else { 9536 codePath.delete(); 9537 } 9538 } 9539 9540 private int[] resolveUserIds(int userId) { 9541 return (userId == UserHandle.USER_ALL) ? sUserManager.getUserIds() : new int[] { userId }; 9542 } 9543 9544 private void clearAppDataLIF(PackageParser.Package pkg, int userId, int flags) { 9545 if (pkg == null) { 9546 Slog.wtf(TAG, "Package was null!", new Throwable()); 9547 return; 9548 } 9549 clearAppDataLeafLIF(pkg, userId, flags); 9550 final int childCount = (pkg.childPackages != null) ? pkg.childPackages.size() : 0; 9551 for (int i = 0; i < childCount; i++) { 9552 clearAppDataLeafLIF(pkg.childPackages.get(i), userId, flags); 9553 } 9554 } 9555 9556 private void clearAppDataLeafLIF(PackageParser.Package pkg, int userId, int flags) { 9557 final PackageSetting ps; 9558 synchronized (mPackages) { 9559 ps = mSettings.mPackages.get(pkg.packageName); 9560 } 9561 for (int realUserId : resolveUserIds(userId)) { 9562 final long ceDataInode = (ps != null) ? ps.getCeDataInode(realUserId) : 0; 9563 try { 9564 mInstaller.clearAppData(pkg.volumeUuid, pkg.packageName, realUserId, flags, 9565 ceDataInode); 9566 } catch (InstallerException e) { 9567 Slog.w(TAG, String.valueOf(e)); 9568 } 9569 } 9570 } 9571 9572 private void destroyAppDataLIF(PackageParser.Package pkg, int userId, int flags) { 9573 if (pkg == null) { 9574 Slog.wtf(TAG, "Package was null!", new Throwable()); 9575 return; 9576 } 9577 destroyAppDataLeafLIF(pkg, userId, flags); 9578 final int childCount = (pkg.childPackages != null) ? pkg.childPackages.size() : 0; 9579 for (int i = 0; i < childCount; i++) { 9580 destroyAppDataLeafLIF(pkg.childPackages.get(i), userId, flags); 9581 } 9582 } 9583 9584 private void destroyAppDataLeafLIF(PackageParser.Package pkg, int userId, int flags) { 9585 final PackageSetting ps; 9586 synchronized (mPackages) { 9587 ps = mSettings.mPackages.get(pkg.packageName); 9588 } 9589 for (int realUserId : resolveUserIds(userId)) { 9590 final long ceDataInode = (ps != null) ? ps.getCeDataInode(realUserId) : 0; 9591 try { 9592 mInstaller.destroyAppData(pkg.volumeUuid, pkg.packageName, realUserId, flags, 9593 ceDataInode); 9594 } catch (InstallerException e) { 9595 Slog.w(TAG, String.valueOf(e)); 9596 } 9597 mDexManager.notifyPackageDataDestroyed(pkg.packageName, userId); 9598 } 9599 } 9600 9601 private void destroyAppProfilesLIF(PackageParser.Package pkg, int userId) { 9602 if (pkg == null) { 9603 Slog.wtf(TAG, "Package was null!", new Throwable()); 9604 return; 9605 } 9606 destroyAppProfilesLeafLIF(pkg); 9607 final int childCount = (pkg.childPackages != null) ? pkg.childPackages.size() : 0; 9608 for (int i = 0; i < childCount; i++) { 9609 destroyAppProfilesLeafLIF(pkg.childPackages.get(i)); 9610 } 9611 } 9612 9613 private void destroyAppProfilesLeafLIF(PackageParser.Package pkg) { 9614 try { 9615 mInstaller.destroyAppProfiles(pkg.packageName); 9616 } catch (InstallerException e) { 9617 Slog.w(TAG, String.valueOf(e)); 9618 } 9619 } 9620 9621 private void clearAppProfilesLIF(PackageParser.Package pkg, int userId) { 9622 if (pkg == null) { 9623 Slog.wtf(TAG, "Package was null!", new Throwable()); 9624 return; 9625 } 9626 clearAppProfilesLeafLIF(pkg); 9627 final int childCount = (pkg.childPackages != null) ? pkg.childPackages.size() : 0; 9628 for (int i = 0; i < childCount; i++) { 9629 clearAppProfilesLeafLIF(pkg.childPackages.get(i)); 9630 } 9631 } 9632 9633 private void clearAppProfilesLeafLIF(PackageParser.Package pkg) { 9634 try { 9635 mInstaller.clearAppProfiles(pkg.packageName); 9636 } catch (InstallerException e) { 9637 Slog.w(TAG, String.valueOf(e)); 9638 } 9639 } 9640 9641 private void setInstallAndUpdateTime(PackageParser.Package pkg, long firstInstallTime, 9642 long lastUpdateTime) { 9643 // Set parent install/update time 9644 PackageSetting ps = (PackageSetting) pkg.mExtras; 9645 if (ps != null) { 9646 ps.firstInstallTime = firstInstallTime; 9647 ps.lastUpdateTime = lastUpdateTime; 9648 } 9649 // Set children install/update time 9650 final int childCount = (pkg.childPackages != null) ? pkg.childPackages.size() : 0; 9651 for (int i = 0; i < childCount; i++) { 9652 PackageParser.Package childPkg = pkg.childPackages.get(i); 9653 ps = (PackageSetting) childPkg.mExtras; 9654 if (ps != null) { 9655 ps.firstInstallTime = firstInstallTime; 9656 ps.lastUpdateTime = lastUpdateTime; 9657 } 9658 } 9659 } 9660 9661 private void addSharedLibraryLPr(Set<String> usesLibraryFiles, 9662 SharedLibraryEntry file, 9663 PackageParser.Package changingLib) { 9664 if (file.path != null) { 9665 usesLibraryFiles.add(file.path); 9666 return; 9667 } 9668 PackageParser.Package p = mPackages.get(file.apk); 9669 if (changingLib != null && changingLib.packageName.equals(file.apk)) { 9670 // If we are doing this while in the middle of updating a library apk, 9671 // then we need to make sure to use that new apk for determining the 9672 // dependencies here. (We haven't yet finished committing the new apk 9673 // to the package manager state.) 9674 if (p == null || p.packageName.equals(changingLib.packageName)) { 9675 p = changingLib; 9676 } 9677 } 9678 if (p != null) { 9679 usesLibraryFiles.addAll(p.getAllCodePaths()); 9680 if (p.usesLibraryFiles != null) { 9681 Collections.addAll(usesLibraryFiles, p.usesLibraryFiles); 9682 } 9683 } 9684 } 9685 9686 private void updateSharedLibrariesLPr(PackageParser.Package pkg, 9687 PackageParser.Package changingLib) throws PackageManagerException { 9688 if (pkg == null) { 9689 return; 9690 } 9691 // The collection used here must maintain the order of addition (so 9692 // that libraries are searched in the correct order) and must have no 9693 // duplicates. 9694 Set<String> usesLibraryFiles = null; 9695 if (pkg.usesLibraries != null) { 9696 usesLibraryFiles = addSharedLibrariesLPw(pkg.usesLibraries, 9697 null, null, pkg.packageName, changingLib, true, 9698 pkg.applicationInfo.targetSdkVersion, null); 9699 } 9700 if (pkg.usesStaticLibraries != null) { 9701 usesLibraryFiles = addSharedLibrariesLPw(pkg.usesStaticLibraries, 9702 pkg.usesStaticLibrariesVersions, pkg.usesStaticLibrariesCertDigests, 9703 pkg.packageName, changingLib, true, 9704 pkg.applicationInfo.targetSdkVersion, usesLibraryFiles); 9705 } 9706 if (pkg.usesOptionalLibraries != null) { 9707 usesLibraryFiles = addSharedLibrariesLPw(pkg.usesOptionalLibraries, 9708 null, null, pkg.packageName, changingLib, false, 9709 pkg.applicationInfo.targetSdkVersion, usesLibraryFiles); 9710 } 9711 if (!ArrayUtils.isEmpty(usesLibraryFiles)) { 9712 pkg.usesLibraryFiles = usesLibraryFiles.toArray(new String[usesLibraryFiles.size()]); 9713 } else { 9714 pkg.usesLibraryFiles = null; 9715 } 9716 } 9717 9718 private Set<String> addSharedLibrariesLPw(@NonNull List<String> requestedLibraries, 9719 @Nullable int[] requiredVersions, @Nullable String[][] requiredCertDigests, 9720 @NonNull String packageName, @Nullable PackageParser.Package changingLib, 9721 boolean required, int targetSdk, @Nullable Set<String> outUsedLibraries) 9722 throws PackageManagerException { 9723 final int libCount = requestedLibraries.size(); 9724 for (int i = 0; i < libCount; i++) { 9725 final String libName = requestedLibraries.get(i); 9726 final int libVersion = requiredVersions != null ? requiredVersions[i] 9727 : SharedLibraryInfo.VERSION_UNDEFINED; 9728 final SharedLibraryEntry libEntry = getSharedLibraryEntryLPr(libName, libVersion); 9729 if (libEntry == null) { 9730 if (required) { 9731 throw new PackageManagerException(INSTALL_FAILED_MISSING_SHARED_LIBRARY, 9732 "Package " + packageName + " requires unavailable shared library " 9733 + libName + "; failing!"); 9734 } else if (DEBUG_SHARED_LIBRARIES) { 9735 Slog.i(TAG, "Package " + packageName 9736 + " desires unavailable shared library " 9737 + libName + "; ignoring!"); 9738 } 9739 } else { 9740 if (requiredVersions != null && requiredCertDigests != null) { 9741 if (libEntry.info.getVersion() != requiredVersions[i]) { 9742 throw new PackageManagerException(INSTALL_FAILED_MISSING_SHARED_LIBRARY, 9743 "Package " + packageName + " requires unavailable static shared" 9744 + " library " + libName + " version " 9745 + libEntry.info.getVersion() + "; failing!"); 9746 } 9747 9748 PackageParser.Package libPkg = mPackages.get(libEntry.apk); 9749 if (libPkg == null) { 9750 throw new PackageManagerException(INSTALL_FAILED_MISSING_SHARED_LIBRARY, 9751 "Package " + packageName + " requires unavailable static shared" 9752 + " library; failing!"); 9753 } 9754 9755 final String[] expectedCertDigests = requiredCertDigests[i]; 9756 // For apps targeting O MR1 we require explicit enumeration of all certs. 9757 final String[] libCertDigests = (targetSdk > Build.VERSION_CODES.O) 9758 ? PackageUtils.computeSignaturesSha256Digests(libPkg.mSignatures) 9759 : PackageUtils.computeSignaturesSha256Digests( 9760 new Signature[]{libPkg.mSignatures[0]}); 9761 9762 // Take a shortcut if sizes don't match. Note that if an app doesn't 9763 // target O we don't parse the "additional-certificate" tags similarly 9764 // how we only consider all certs only for apps targeting O (see above). 9765 // Therefore, the size check is safe to make. 9766 if (expectedCertDigests.length != libCertDigests.length) { 9767 throw new PackageManagerException(INSTALL_FAILED_MISSING_SHARED_LIBRARY, 9768 "Package " + packageName + " requires differently signed" + 9769 " static sDexLoadReporter.java:45.19hared library; failing!"); 9770 } 9771 9772 // Use a predictable order as signature order may vary 9773 Arrays.sort(libCertDigests); 9774 Arrays.sort(expectedCertDigests); 9775 9776 final int certCount = libCertDigests.length; 9777 for (int j = 0; j < certCount; j++) { 9778 if (!libCertDigests[j].equalsIgnoreCase(expectedCertDigests[j])) { 9779 throw new PackageManagerException(INSTALL_FAILED_MISSING_SHARED_LIBRARY, 9780 "Package " + packageName + " requires differently signed" + 9781 " static shared library; failing!"); 9782 } 9783 } 9784 } 9785 9786 if (outUsedLibraries == null) { 9787 // Use LinkedHashSet to preserve the order of files added to 9788 // usesLibraryFiles while eliminating duplicates. 9789 outUsedLibraries = new LinkedHashSet<>(); 9790 } 9791 addSharedLibraryLPr(outUsedLibraries, libEntry, changingLib); 9792 } 9793 } 9794 return outUsedLibraries; 9795 } 9796 9797 private static boolean hasString(List<String> list, List<String> which) { 9798 if (list == null) { 9799 return false; 9800 } 9801 for (int i=list.size()-1; i>=0; i--) { 9802 for (int j=which.size()-1; j>=0; j--) { 9803 if (which.get(j).equals(list.get(i))) { 9804 return true; 9805 } 9806 } 9807 } 9808 return false; 9809 } 9810 9811 private ArrayList<PackageParser.Package> updateAllSharedLibrariesLPw( 9812 PackageParser.Package changingPkg) { 9813 ArrayList<PackageParser.Package> res = null; 9814 for (PackageParser.Package pkg : mPackages.values()) { 9815 if (changingPkg != null 9816 && !hasString(pkg.usesLibraries, changingPkg.libraryNames) 9817 && !hasString(pkg.usesOptionalLibraries, changingPkg.libraryNames) 9818 && !ArrayUtils.contains(pkg.usesStaticLibraries, 9819 changingPkg.staticSharedLibName)) { 9820 return null; 9821 } 9822 if (res == null) { 9823 res = new ArrayList<>(); 9824 } 9825 res.add(pkg); 9826 try { 9827 updateSharedLibrariesLPr(pkg, changingPkg); 9828 } catch (PackageManagerException e) { 9829 // If a system app update or an app and a required lib missing we 9830 // delete the package and for updated system apps keep the data as 9831 // it is better for the user to reinstall than to be in an limbo 9832 // state. Also libs disappearing under an app should never happen 9833 // - just in case. 9834 if (!pkg.isSystemApp() || pkg.isUpdatedSystemApp()) { 9835 final int flags = pkg.isUpdatedSystemApp() 9836 ? PackageManager.DELETE_KEEP_DATA : 0; 9837 deletePackageLIF(pkg.packageName, null, true, sUserManager.getUserIds(), 9838 flags , null, true, null); 9839 } 9840 Slog.e(TAG, "updateAllSharedLibrariesLPw failed: " + e.getMessage()); 9841 } 9842 } 9843 return res; 9844 } 9845 9846 /** 9847 * Derive the value of the {@code cpuAbiOverride} based on the provided 9848 * value and an optional stored value from the package settings. 9849 */ 9850 private static String deriveAbiOverride(String abiOverride, PackageSetting settings) { 9851 String cpuAbiOverride = null; 9852 9853 if (NativeLibraryHelper.CLEAR_ABI_OVERRIDE.equals(abiOverride)) { 9854 cpuAbiOverride = null; 9855 } else if (abiOverride != null) { 9856 cpuAbiOverride = abiOverride; 9857 } else if (settings != null) { 9858 cpuAbiOverride = settings.cpuAbiOverrideString; 9859 } 9860 9861 return cpuAbiOverride; 9862 } 9863 9864 private PackageParser.Package scanPackageTracedLI(PackageParser.Package pkg, 9865 final int policyFlags, int scanFlags, long currentTime, @Nullable UserHandle user) 9866 throws PackageManagerException { 9867 Trace.traceBegin(TRACE_TAG_PACKAGE_MANAGER, "scanPackage"); 9868 // If the package has children and this is the first dive in the function 9869 // we recursively scan the package with the SCAN_CHECK_ONLY flag set to see 9870 // whether all packages (parent and children) would be successfully scanned 9871 // before the actual scan since scanning mutates internal state and we want 9872 // to atomically install the package and its children. 9873 if ((scanFlags & SCAN_CHECK_ONLY) == 0) { 9874 if (pkg.childPackages != null && pkg.childPackages.size() > 0) { 9875 scanFlags |= SCAN_CHECK_ONLY; 9876 } 9877 } else { 9878 scanFlags &= ~SCAN_CHECK_ONLY; 9879 } 9880 9881 final PackageParser.Package scannedPkg; 9882 try { 9883 // Scan the parent 9884 scannedPkg = scanPackageLI(pkg, policyFlags, scanFlags, currentTime, user); 9885 // Scan the children 9886 final int childCount = (pkg.childPackages != null) ? pkg.childPackages.size() : 0; 9887 for (int i = 0; i < childCount; i++) { 9888 PackageParser.Package childPkg = pkg.childPackages.get(i); 9889 scanPackageLI(childPkg, policyFlags, 9890 scanFlags, currentTime, user); 9891 } 9892 } finally { 9893 Trace.traceEnd(TRACE_TAG_PACKAGE_MANAGER); 9894 } 9895 9896 if ((scanFlags & SCAN_CHECK_ONLY) != 0) { 9897 return scanPackageTracedLI(pkg, policyFlags, scanFlags, currentTime, user); 9898 } 9899 9900 return scannedPkg; 9901 } 9902 9903 private PackageParser.Package scanPackageLI(PackageParser.Package pkg, final int policyFlags, 9904 int scanFlags, long currentTime, @Nullable UserHandle user) 9905 throws PackageManagerException { 9906 boolean success = false; 9907 try { 9908 final PackageParser.Package res = scanPackageDirtyLI(pkg, policyFlags, scanFlags, 9909 currentTime, user); 9910 success = true; 9911 return res; 9912 } finally { 9913 if (!success && (scanFlags & SCAN_DELETE_DATA_ON_FAILURES) != 0) { 9914 // DELETE_DATA_ON_FAILURES is only used by frozen paths 9915 destroyAppDataLIF(pkg, UserHandle.USER_ALL, 9916 StorageManager.FLAG_STORAGE_DE | StorageManager.FLAG_STORAGE_CE); 9917 destroyAppProfilesLIF(pkg, UserHandle.USER_ALL); 9918 } 9919 } 9920 } 9921 9922 /** 9923 * Returns {@code true} if the given file contains code. Otherwise {@code false}. 9924 */ 9925 private static boolean apkHasCode(String fileName) { 9926 StrictJarFile jarFile = null; 9927 try { 9928 jarFile = new StrictJarFile(fileName, 9929 false /*verify*/, false /*signatureSchemeRollbackProtectionsEnforced*/); 9930 return jarFile.findEntry("classes.dex") != null; 9931 } catch (IOException ignore) { 9932 } finally { 9933 try { 9934 if (jarFile != null) { 9935 jarFile.close(); 9936 } 9937 } catch (IOException ignore) {} 9938 } 9939 return false; 9940 } 9941 9942 /** 9943 * Enforces code policy for the package. This ensures that if an APK has 9944 * declared hasCode="true" in its manifest that the APK actually contains 9945 * code. 9946 * 9947 * @throws PackageManagerException If bytecode could not be found when it should exist 9948 */ 9949 private static void assertCodePolicy(PackageParser.Package pkg) 9950 throws PackageManagerException { 9951 final boolean shouldHaveCode = 9952 (pkg.applicationInfo.flags & ApplicationInfo.FLAG_HAS_CODE) != 0; 9953 if (shouldHaveCode && !apkHasCode(pkg.baseCodePath)) { 9954 throw new PackageManagerException(INSTALL_FAILED_INVALID_APK, 9955 "Package " + pkg.baseCodePath + " code is missing"); 9956 } 9957 9958 if (!ArrayUtils.isEmpty(pkg.splitCodePaths)) { 9959 for (int i = 0; i < pkg.splitCodePaths.length; i++) { 9960 final boolean splitShouldHaveCode = 9961 (pkg.splitFlags[i] & ApplicationInfo.FLAG_HAS_CODE) != 0; 9962 if (splitShouldHaveCode && !apkHasCode(pkg.splitCodePaths[i])) { 9963 throw new PackageManagerException(INSTALL_FAILED_INVALID_APK, 9964 "Package " + pkg.splitCodePaths[i] + " code is missing"); 9965 } 9966 } 9967 } 9968 } 9969 9970 private PackageParser.Package scanPackageDirtyLI(PackageParser.Package pkg, 9971 final int policyFlags, final int scanFlags, long currentTime, @Nullable UserHandle user) 9972 throws PackageManagerException { 9973 if (DEBUG_PACKAGE_SCANNING) { 9974 if ((policyFlags & PackageParser.PARSE_CHATTY) != 0) 9975 Log.d(TAG, "Scanning package " + pkg.packageName); 9976 } 9977 9978 applyPolicy(pkg, policyFlags); 9979 9980 assertPackageIsValid(pkg, policyFlags, scanFlags); 9981 9982 if (Build.IS_DEBUGGABLE && 9983 pkg.isPrivilegedApp() && 9984 !SystemProperties.getBoolean("pm.dexopt.priv-apps", true)) { 9985 PackageManagerServiceUtils.logPackageHasUncompressedCode(pkg); 9986 } 9987 9988 // Initialize package source and resource directories 9989 final File scanFile = new File(pkg.codePath); 9990 final File destCodeFile = new File(pkg.applicationInfo.getCodePath()); 9991 final File destResourceFile = new File(pkg.applicationInfo.getResourcePath()); 9992 9993 SharedUserSetting suid = null; 9994 PackageSetting pkgSetting = null; 9995 9996 // Getting the package setting may have a side-effect, so if we 9997 // are only checking if scan would succeed, stash a copy of the 9998 // old setting to restore at the end. 9999 PackageSetting nonMutatedPs = null; 10000 10001 // We keep references to the derived CPU Abis from settings in oder to reuse 10002 // them in the case where we're not upgrading or booting for the first time. 10003 String primaryCpuAbiFromSettings = null; 10004 String secondaryCpuAbiFromSettings = null; 10005 10006 // writer 10007 synchronized (mPackages) { 10008 if (pkg.mSharedUserId != null) { 10009 // SIDE EFFECTS; may potentially allocate a new shared user 10010 suid = mSettings.getSharedUserLPw( 10011 pkg.mSharedUserId, 0 /*pkgFlags*/, 0 /*pkgPrivateFlags*/, true /*create*/); 10012 if (DEBUG_PACKAGE_SCANNING) { 10013 if ((policyFlags & PackageParser.PARSE_CHATTY) != 0) 10014 Log.d(TAG, "Shared UserID " + pkg.mSharedUserId + " (uid=" + suid.userId 10015 + "): packages=" + suid.packages); 10016 } 10017 } 10018 10019 // Check if we are renaming from an original package name. 10020 PackageSetting origPackage = null; 10021 String realName = null; 10022 if (pkg.mOriginalPackages != null) { 10023 // This package may need to be renamed to a previously 10024 // installed name. Let's check on that... 10025 final String renamed = mSettings.getRenamedPackageLPr(pkg.mRealPackage); 10026 if (pkg.mOriginalPackages.contains(renamed)) { 10027 // This package had originally been installed as the 10028 // original name, and we have already taken care of 10029 // transitioning to the new one. Just update the new 10030 // one to continue using the old name. 10031 realName = pkg.mRealPackage; 10032 if (!pkg.packageName.equals(renamed)) { 10033 // Callers into this function may have already taken 10034 // care of renaming the package; only do it here if 10035 // it is not already done. 10036 pkg.setPackageName(renamed); 10037 } 10038 } else { 10039 for (int i=pkg.mOriginalPackages.size()-1; i>=0; i--) { 10040 if ((origPackage = mSettings.getPackageLPr( 10041 pkg.mOriginalPackages.get(i))) != null) { 10042 // We do have the package already installed under its 10043 // original name... should we use it? 10044 if (!verifyPackageUpdateLPr(origPackage, pkg)) { 10045 // New package is not compatible with original. 10046 origPackage = null; 10047 continue; 10048 } else if (origPackage.sharedUser != null) { 10049 // Make sure uid is compatible between packages. 10050 if (!origPackage.sharedUser.name.equals(pkg.mSharedUserId)) { 10051 Slog.w(TAG, "Unable to migrate data from " + origPackage.name 10052 + " to " + pkg.packageName + ": old uid " 10053 + origPackage.sharedUser.name 10054 + " differs from " + pkg.mSharedUserId); 10055 origPackage = null; 10056 continue; 10057 } 10058 // TODO: Add case when shared user id is added [b/28144775] 10059 } else { 10060 if (DEBUG_UPGRADE) Log.v(TAG, "Renaming new package " 10061 + pkg.packageName + " to old name " + origPackage.name); 10062 } 10063 break; 10064 } 10065 } 10066 } 10067 } 10068 10069 if (mTransferedPackages.contains(pkg.packageName)) { 10070 Slog.w(TAG, "Package " + pkg.packageName 10071 + " was transferred to another, but its .apk remains"); 10072 } 10073 10074 // See comments in nonMutatedPs declaration 10075 if ((scanFlags & SCAN_CHECK_ONLY) != 0) { 10076 PackageSetting foundPs = mSettings.getPackageLPr(pkg.packageName); 10077 if (foundPs != null) { 10078 nonMutatedPs = new PackageSetting(foundPs); 10079 } 10080 } 10081 10082 if ((scanFlags & SCAN_FIRST_BOOT_OR_UPGRADE) == 0) { 10083 PackageSetting foundPs = mSettings.getPackageLPr(pkg.packageName); 10084 if (foundPs != null) { 10085 primaryCpuAbiFromSettings = foundPs.primaryCpuAbiString; 10086 secondaryCpuAbiFromSettings = foundPs.secondaryCpuAbiString; 10087 } 10088 } 10089 10090 pkgSetting = mSettings.getPackageLPr(pkg.packageName); 10091 if (pkgSetting != null && pkgSetting.sharedUser != suid) { 10092 PackageManagerService.reportSettingsProblem(Log.WARN, 10093 "Package " + pkg.packageName + " shared user changed from " 10094 + (pkgSetting.sharedUser != null 10095 ? pkgSetting.sharedUser.name : "<nothing>") 10096 + " to " 10097 + (suid != null ? suid.name : "<nothing>") 10098 + "; replacing with new"); 10099 pkgSetting = null; 10100 } 10101 final PackageSetting oldPkgSetting = 10102 pkgSetting == null ? null : new PackageSetting(pkgSetting); 10103 final PackageSetting disabledPkgSetting = 10104 mSettings.getDisabledSystemPkgLPr(pkg.packageName); 10105 10106 String[] usesStaticLibraries = null; 10107 if (pkg.usesStaticLibraries != null) { 10108 usesStaticLibraries = new String[pkg.usesStaticLibraries.size()]; 10109 pkg.usesStaticLibraries.toArray(usesStaticLibraries); 10110 } 10111 10112 if (pkgSetting == null) { 10113 final String parentPackageName = (pkg.parentPackage != null) 10114 ? pkg.parentPackage.packageName : null; 10115 final boolean instantApp = (scanFlags & SCAN_AS_INSTANT_APP) != 0; 10116 final boolean virtualPreload = (scanFlags & SCAN_AS_VIRTUAL_PRELOAD) != 0; 10117 // REMOVE SharedUserSetting from method; update in a separate call 10118 pkgSetting = Settings.createNewSetting(pkg.packageName, origPackage, 10119 disabledPkgSetting, realName, suid, destCodeFile, destResourceFile, 10120 pkg.applicationInfo.nativeLibraryRootDir, pkg.applicationInfo.primaryCpuAbi, 10121 pkg.applicationInfo.secondaryCpuAbi, pkg.mVersionCode, 10122 pkg.applicationInfo.flags, pkg.applicationInfo.privateFlags, user, 10123 true /*allowInstall*/, instantApp, virtualPreload, 10124 parentPackageName, pkg.getChildPackageNames(), 10125 UserManagerService.getInstance(), usesStaticLibraries, 10126 pkg.usesStaticLibrariesVersions); 10127 // SIDE EFFECTS; updates system state; move elsewhere 10128 if (origPackage != null) { 10129 mSettings.addRenamedPackageLPw(pkg.packageName, origPackage.name); 10130 } 10131 mSettings.addUserToSettingLPw(pkgSetting); 10132 } else { 10133 // REMOVE SharedUserSetting from method; update in a separate call. 10134 // 10135 // TODO(narayan): This update is bogus. nativeLibraryDir & primaryCpuAbi, 10136 // secondaryCpuAbi are not known at this point so we always update them 10137 // to null here, only to reset them at a later point. 10138 Settings.updatePackageSetting(pkgSetting, disabledPkgSetting, suid, destCodeFile, 10139 pkg.applicationInfo.nativeLibraryDir, pkg.applicationInfo.primaryCpuAbi, 10140 pkg.applicationInfo.secondaryCpuAbi, pkg.applicationInfo.flags, 10141 pkg.applicationInfo.privateFlags, pkg.getChildPackageNames(), 10142 UserManagerService.getInstance(), usesStaticLibraries, 10143 pkg.usesStaticLibrariesVersions); 10144 } 10145 // SIDE EFFECTS; persists system state to files on disk; move elsewhere 10146 mSettings.writeUserRestrictionsLPw(pkgSetting, oldPkgSetting); 10147 10148 // SIDE EFFECTS; modifies system state; move elsewhere 10149 if (pkgSetting.origPackage != null) { 10150 // If we are first transitioning from an original package, 10151 // fix up the new package's name now. We need to do this after 10152 // looking up the package under its new name, so getPackageLP 10153 // can take care of fiddling things correctly. 10154 pkg.setPackageName(origPackage.name); 10155 10156 // File a report about this. 10157 String msg = "New package " + pkgSetting.realName 10158 + " renamed to replace old package " + pkgSetting.name; 10159 reportSettingsProblem(Log.WARN, msg); 10160 10161 // Make a note of it. 10162 if ((scanFlags & SCAN_CHECK_ONLY) == 0) { 10163 mTransferedPackages.add(origPackage.name); 10164 } 10165 10166 // No longer need to retain this. 10167 pkgSetting.origPackage = null; 10168 } 10169 10170 // SIDE EFFECTS; modifies system state; move elsewhere 10171 if ((scanFlags & SCAN_CHECK_ONLY) == 0 && realName != null) { 10172 // Make a note of it. 10173 mTransferedPackages.add(pkg.packageName); 10174 } 10175 10176 if (mSettings.isDisabledSystemPackageLPr(pkg.packageName)) { 10177 pkg.applicationInfo.flags |= ApplicationInfo.FLAG_UPDATED_SYSTEM_APP; 10178 } 10179 10180 if ((scanFlags & SCAN_BOOTING) == 0 10181 && (policyFlags & PackageParser.PARSE_IS_SYSTEM_DIR) == 0) { 10182 // Check all shared libraries and map to their actual file path. 10183 // We only do this here for apps not on a system dir, because those 10184 // are the only ones that can fail an install due to this. We 10185 // will take care of the system apps by updating all of their 10186 // library paths after the scan is done. Also during the initial 10187 // scan don't update any libs as we do this wholesale after all 10188 // apps are scanned to avoid dependency based scanning. 10189 updateSharedLibrariesLPr(pkg, null); 10190 } 10191 10192 if (mFoundPolicyFile) { 10193 SELinuxMMAC.assignSeInfoValue(pkg); 10194 } 10195 pkg.applicationInfo.uid = pkgSetting.appId; 10196 pkg.mExtras = pkgSetting; 10197 10198 10199 // Static shared libs have same package with different versions where 10200 // we internally use a synthetic package name to allow multiple versions 10201 // of the same package, therefore we need to compare signatures against 10202 // the package setting for the latest library version. 10203 PackageSetting signatureCheckPs = pkgSetting; 10204 if (pkg.applicationInfo.isStaticSharedLibrary()) { 10205 SharedLibraryEntry libraryEntry = getLatestSharedLibraVersionLPr(pkg); 10206 if (libraryEntry != null) { 10207 signatureCheckPs = mSettings.getPackageLPr(libraryEntry.apk); 10208 } 10209 } 10210 10211 if (shouldCheckUpgradeKeySetLP(signatureCheckPs, scanFlags)) { 10212 if (checkUpgradeKeySetLP(signatureCheckPs, pkg)) { 10213 // We just determined the app is signed correctly, so bring 10214 // over the latest parsed certs. 10215 pkgSetting.signatures.mSignatures = pkg.mSignatures; 10216 } else { 10217 if ((policyFlags & PackageParser.PARSE_IS_SYSTEM_DIR) == 0) { 10218 throw new PackageManagerException(INSTALL_FAILED_UPDATE_INCOMPATIBLE, 10219 "Package " + pkg.packageName + " upgrade keys do not match the " 10220 + "previously installed version"); 10221 } else { 10222 pkgSetting.signatures.mSignatures = pkg.mSignatures; 10223 String msg = "System package " + pkg.packageName 10224 + " signature changed; retaining data."; 10225 reportSettingsProblem(Log.WARN, msg); 10226 } 10227 } 10228 } else { 10229 try { 10230 // SIDE EFFECTS; compareSignaturesCompat() changes KeysetManagerService 10231 verifySignaturesLP(signatureCheckPs, pkg); 10232 // We just determined the app is signed correctly, so bring 10233 // over the latest parsed certs. 10234 pkgSetting.signatures.mSignatures = pkg.mSignatures; 10235 } catch (PackageManagerException e) { 10236 if ((policyFlags & PackageParser.PARSE_IS_SYSTEM_DIR) == 0) { 10237 throw e; 10238 } 10239 // The signature has changed, but this package is in the system 10240 // image... let's recover! 10241 pkgSetting.signatures.mSignatures = pkg.mSignatures; 10242 // However... if this package is part of a shared user, but it 10243 // doesn't match the signature of the shared user, let's fail. 10244 // What this means is that you can't change the signatures 10245 // associated with an overall shared user, which doesn't seem all 10246 // that unreasonable. 10247 if (signatureCheckPs.sharedUser != null) { 10248 if (compareSignatures(signatureCheckPs.sharedUser.signatures.mSignatures, 10249 pkg.mSignatures) != PackageManager.SIGNATURE_MATCH) { 10250 throw new PackageManagerException( 10251 INSTALL_PARSE_FAILED_INCONSISTENT_CERTIFICATES, 10252 "Signature mismatch for shared user: " 10253 + pkgSetting.sharedUser); 10254 } 10255 } 10256 // File a report about this. 10257 String msg = "System package " + pkg.packageName 10258 + " signature changed; retaining data."; 10259 reportSettingsProblem(Log.WARN, msg); 10260 } 10261 } 10262 10263 if ((scanFlags & SCAN_CHECK_ONLY) == 0 && pkg.mAdoptPermissions != null) { 10264 // This package wants to adopt ownership of permissions from 10265 // another package. 10266 for (int i = pkg.mAdoptPermissions.size() - 1; i >= 0; i--) { 10267 final String origName = pkg.mAdoptPermissions.get(i); 10268 final PackageSetting orig = mSettings.getPackageLPr(origName); 10269 if (orig != null) { 10270 if (verifyPackageUpdateLPr(orig, pkg)) { 10271 Slog.i(TAG, "Adopting permissions from " + origName + " to " 10272 + pkg.packageName); 10273 // SIDE EFFECTS; updates permissions system state; move elsewhere 10274 mSettings.mPermissions.transferPermissions(origName, pkg.packageName); 10275 } 10276 } 10277 } 10278 } 10279 } 10280 10281 pkg.applicationInfo.processName = fixProcessName( 10282 pkg.applicationInfo.packageName, 10283 pkg.applicationInfo.processName); 10284 10285 if (pkg != mPlatformPackage) { 10286 // Get all of our default paths setup 10287 pkg.applicationInfo.initForUser(UserHandle.USER_SYSTEM); 10288 } 10289 10290 final String cpuAbiOverride = deriveAbiOverride(pkg.cpuAbiOverride, pkgSetting); 10291 10292 if ((scanFlags & SCAN_NEW_INSTALL) == 0) { 10293 if ((scanFlags & SCAN_FIRST_BOOT_OR_UPGRADE) != 0) { 10294 Trace.traceBegin(TRACE_TAG_PACKAGE_MANAGER, "derivePackageAbi"); 10295 final boolean extractNativeLibs = !pkg.isLibrary(); 10296 derivePackageAbi(pkg, scanFile, cpuAbiOverride, extractNativeLibs, 10297 mAppLib32InstallDir); 10298 Trace.traceEnd(TRACE_TAG_PACKAGE_MANAGER); 10299 10300 // Some system apps still use directory structure for native libraries 10301 // in which case we might end up not detecting abi solely based on apk 10302 // structure. Try to detect abi based on directory structure. 10303 if (isSystemApp(pkg) && !pkg.isUpdatedSystemApp() && 10304 pkg.applicationInfo.primaryCpuAbi == null) { 10305 setBundledAppAbisAndRoots(pkg, pkgSetting); 10306 setNativeLibraryPaths(pkg, mAppLib32InstallDir); 10307 } 10308 } else { 10309 // This is not a first boot or an upgrade, don't bother deriving the 10310 // ABI during the scan. Instead, trust the value that was stored in the 10311 // package setting. 10312 pkg.applicationInfo.primaryCpuAbi = primaryCpuAbiFromSettings; 10313 pkg.applicationInfo.secondaryCpuAbi = secondaryCpuAbiFromSettings; 10314 10315 setNativeLibraryPaths(pkg, mAppLib32InstallDir); 10316 10317 if (DEBUG_ABI_SELECTION) { 10318 Slog.i(TAG, "Using ABIS and native lib paths from settings : " + 10319 pkg.packageName + " " + pkg.applicationInfo.primaryCpuAbi + ", " + 10320 pkg.applicationInfo.secondaryCpuAbi); 10321 } 10322 } 10323 } else { 10324 if ((scanFlags & SCAN_MOVE) != 0) { 10325 // We haven't run dex-opt for this move (since we've moved the compiled output too) 10326 // but we already have this packages package info in the PackageSetting. We just 10327 // use that and derive the native library path based on the new codepath. 10328 pkg.applicationInfo.primaryCpuAbi = pkgSetting.primaryCpuAbiString; 10329 pkg.applicationInfo.secondaryCpuAbi = pkgSetting.secondaryCpuAbiString; 10330 } 10331 10332 // Set native library paths again. For moves, the path will be updated based on the 10333 // ABIs we've determined above. For non-moves, the path will be updated based on the 10334 // ABIs we determined during compilation, but the path will depend on the final 10335 // package path (after the rename away from the stage path). 10336 setNativeLibraryPaths(pkg, mAppLib32InstallDir); 10337 } 10338 10339 // This is a special case for the "system" package, where the ABI is 10340 // dictated by the zygote configuration (and init.rc). We should keep track 10341 // of this ABI so that we can deal with "normal" applications that run under 10342 // the same UID correctly. 10343 if (mPlatformPackage == pkg) { 10344 pkg.applicationInfo.primaryCpuAbi = VMRuntime.getRuntime().is64Bit() ? 10345 Build.SUPPORTED_64_BIT_ABIS[0] : Build.SUPPORTED_32_BIT_ABIS[0]; 10346 } 10347 10348 // If there's a mismatch between the abi-override in the package setting 10349 // and the abiOverride specified for the install. Warn about this because we 10350 // would've already compiled the app without taking the package setting into 10351 // account. 10352 if ((scanFlags & SCAN_NO_DEX) == 0 && (scanFlags & SCAN_NEW_INSTALL) != 0) { 10353 if (cpuAbiOverride == null && pkgSetting.cpuAbiOverrideString != null) { 10354 Slog.w(TAG, "Ignoring persisted ABI override " + cpuAbiOverride + 10355 " for package " + pkg.packageName); 10356 } 10357 } 10358 10359 pkgSetting.primaryCpuAbiString = pkg.applicationInfo.primaryCpuAbi; 10360 pkgSetting.secondaryCpuAbiString = pkg.applicationInfo.secondaryCpuAbi; 10361 pkgSetting.cpuAbiOverrideString = cpuAbiOverride; 10362 10363 // Copy the derived override back to the parsed package, so that we can 10364 // update the package settings accordingly. 10365 pkg.cpuAbiOverride = cpuAbiOverride; 10366 10367 if (DEBUG_ABI_SELECTION) { 10368 Slog.d(TAG, "Resolved nativeLibraryRoot for " + pkg.applicationInfo.packageName 10369 + " to root=" + pkg.applicationInfo.nativeLibraryRootDir + ", isa=" 10370 + pkg.applicationInfo.nativeLibraryRootRequiresIsa); 10371 } 10372 10373 // Push the derived path down into PackageSettings so we know what to 10374 // clean up at uninstall time. 10375 pkgSetting.legacyNativeLibraryPathString = pkg.applicationInfo.nativeLibraryRootDir; 10376 10377 if (DEBUG_ABI_SELECTION) { 10378 Log.d(TAG, "Abis for package[" + pkg.packageName + "] are" + 10379 " primary=" + pkg.applicationInfo.primaryCpuAbi + 10380 " secondary=" + pkg.applicationInfo.secondaryCpuAbi); 10381 } 10382 10383 // SIDE EFFECTS; removes DEX files from disk; move elsewhere 10384 if ((scanFlags & SCAN_BOOTING) == 0 && pkgSetting.sharedUser != null) { 10385 // We don't do this here during boot because we can do it all 10386 // at once after scanning all existing packages. 10387 // 10388 // We also do this *before* we perform dexopt on this package, so that 10389 // we can avoid redundant dexopts, and also to make sure we've got the 10390 // code and package path correct. 10391 adjustCpuAbisForSharedUserLPw(pkgSetting.sharedUser.packages, pkg); 10392 } 10393 10394 if (mFactoryTest && pkg.requestedPermissions.contains( 10395 android.Manifest.permission.FACTORY_TEST)) { 10396 pkg.applicationInfo.flags |= ApplicationInfo.FLAG_FACTORY_TEST; 10397 } 10398 10399 if (isSystemApp(pkg)) { 10400 pkgSetting.isOrphaned = true; 10401 } 10402 10403 // Take care of first install / last update times. 10404 final long scanFileTime = getLastModifiedTime(pkg, scanFile); 10405 if (currentTime != 0) { 10406 if (pkgSetting.firstInstallTime == 0) { 10407 pkgSetting.firstInstallTime = pkgSetting.lastUpdateTime = currentTime; 10408 } else if ((scanFlags & SCAN_UPDATE_TIME) != 0) { 10409 pkgSetting.lastUpdateTime = currentTime; 10410 } 10411 } else if (pkgSetting.firstInstallTime == 0) { 10412 // We need *something*. Take time time stamp of the file. 10413 pkgSetting.firstInstallTime = pkgSetting.lastUpdateTime = scanFileTime; 10414 } else if ((policyFlags & PackageParser.PARSE_IS_SYSTEM_DIR) != 0) { 10415 if (scanFileTime != pkgSetting.timeStamp) { 10416 // A package on the system image has changed; consider this 10417 // to be an update. 10418 pkgSetting.lastUpdateTime = scanFileTime; 10419 } 10420 } 10421 pkgSetting.setTimeStamp(scanFileTime); 10422 10423 if ((scanFlags & SCAN_CHECK_ONLY) != 0) { 10424 if (nonMutatedPs != null) { 10425 synchronized (mPackages) { 10426 mSettings.mPackages.put(nonMutatedPs.name, nonMutatedPs); 10427 } 10428 } 10429 } else { 10430 final int userId = user == null ? 0 : user.getIdentifier(); 10431 // Modify state for the given package setting 10432 commitPackageSettings(pkg, pkgSetting, user, scanFlags, 10433 (policyFlags & PackageParser.PARSE_CHATTY) != 0 /*chatty*/); 10434 if (pkgSetting.getInstantApp(userId)) { 10435 mInstantAppRegistry.addInstantAppLPw(userId, pkgSetting.appId); 10436 } 10437 } 10438 return pkg; 10439 } 10440 10441 /** 10442 * Applies policy to the parsed package based upon the given policy flags. 10443 * Ensures the package is in a good state. 10444 * <p> 10445 * Implementation detail: This method must NOT have any side effect. It would 10446 * ideally be static, but, it requires locks to read system state. 10447 */ 10448 private void applyPolicy(PackageParser.Package pkg, int policyFlags) { 10449 if ((policyFlags&PackageParser.PARSE_IS_SYSTEM) != 0) { 10450 pkg.applicationInfo.flags |= ApplicationInfo.FLAG_SYSTEM; 10451 if (pkg.applicationInfo.isDirectBootAware()) { 10452 // we're direct boot aware; set for all components 10453 for (PackageParser.Service s : pkg.services) { 10454 s.info.encryptionAware = s.info.directBootAware = true; 10455 } 10456 for (PackageParser.Provider p : pkg.providers) { 10457 p.info.encryptionAware = p.info.directBootAware = true; 10458 } 10459 for (PackageParser.Activity a : pkg.activities) { 10460 a.info.encryptionAware = a.info.directBootAware = true; 10461 } 10462 for (PackageParser.Activity r : pkg.receivers) { 10463 r.info.encryptionAware = r.info.directBootAware = true; 10464 } 10465 } 10466 if (compressedFileExists(pkg.codePath)) { 10467 pkg.isStub = true; 10468 } 10469 } else { 10470 // Only allow system apps to be flagged as core apps. 10471 pkg.coreApp = false; 10472 // clear flags not applicable to regular apps 10473 pkg.applicationInfo.privateFlags &= 10474 ~ApplicationInfo.PRIVATE_FLAG_DEFAULT_TO_DEVICE_PROTECTED_STORAGE; 10475 pkg.applicationInfo.privateFlags &= 10476 ~ApplicationInfo.PRIVATE_FLAG_DIRECT_BOOT_AWARE; 10477 } 10478 pkg.mTrustedOverlay = (policyFlags&PackageParser.PARSE_TRUSTED_OVERLAY) != 0; 10479 10480 if ((policyFlags&PackageParser.PARSE_IS_PRIVILEGED) != 0) { 10481 pkg.applicationInfo.privateFlags |= ApplicationInfo.PRIVATE_FLAG_PRIVILEGED; 10482 } 10483 10484 if ((policyFlags&PackageParser.PARSE_IS_OEM) != 0) { 10485 pkg.applicationInfo.privateFlags |= ApplicationInfo.PRIVATE_FLAG_OEM; 10486 } 10487 10488 if (!isSystemApp(pkg)) { 10489 // Only system apps can use these features. 10490 pkg.mOriginalPackages = null; 10491 pkg.mRealPackage = null; 10492 pkg.mAdoptPermissions = null; 10493 } 10494 } 10495 10496 /** 10497 * Asserts the parsed package is valid according to the given policy. If the 10498 * package is invalid, for whatever reason, throws {@link PackageManagerException}. 10499 * <p> 10500 * Implementation detail: This method must NOT have any side effects. It would 10501 * ideally be static, but, it requires locks to read system state. 10502 * 10503 * @throws PackageManagerException If the package fails any of the validation checks 10504 */ 10505 private void assertPackageIsValid(PackageParser.Package pkg, int policyFlags, int scanFlags) 10506 throws PackageManagerException { 10507 if ((policyFlags & PackageParser.PARSE_ENFORCE_CODE) != 0) { 10508 assertCodePolicy(pkg); 10509 } 10510 10511 if (pkg.applicationInfo.getCodePath() == null || 10512 pkg.applicationInfo.getResourcePath() == null) { 10513 // Bail out. The resource and code paths haven't been set. 10514 throw new PackageManagerException(INSTALL_FAILED_INVALID_APK, 10515 "Code and resource paths haven't been set correctly"); 10516 } 10517 10518 // Make sure we're not adding any bogus keyset info 10519 KeySetManagerService ksms = mSettings.mKeySetManagerService; 10520 ksms.assertScannedPackageValid(pkg); 10521 10522 synchronized (mPackages) { 10523 // The special "android" package can only be defined once 10524 if (pkg.packageName.equals("android")) { 10525 if (mAndroidApplication != null) { 10526 Slog.w(TAG, "*************************************************"); 10527 Slog.w(TAG, "Core android package being redefined. Skipping."); 10528 Slog.w(TAG, " codePath=" + pkg.codePath); 10529 Slog.w(TAG, "*************************************************"); 10530 throw new PackageManagerException(INSTALL_FAILED_DUPLICATE_PACKAGE, 10531 "Core android package being redefined. Skipping."); 10532 } 10533 } 10534 10535 // A package name must be unique; don't allow duplicates 10536 if (mPackages.containsKey(pkg.packageName)) { 10537 throw new PackageManagerException(INSTALL_FAILED_DUPLICATE_PACKAGE, 10538 "Application package " + pkg.packageName 10539 + " already installed. Skipping duplicate."); 10540 } 10541 10542 if (pkg.applicationInfo.isStaticSharedLibrary()) { 10543 // Static libs have a synthetic package name containing the version 10544 // but we still want the base name to be unique. 10545 if (mPackages.containsKey(pkg.manifestPackageName)) { 10546 throw new PackageManagerException( 10547 "Duplicate static shared lib provider package"); 10548 } 10549 10550 // Static shared libraries should have at least O target SDK 10551 if (pkg.applicationInfo.targetSdkVersion < Build.VERSION_CODES.O) { 10552 throw new PackageManagerException( 10553 "Packages declaring static-shared libs must target O SDK or higher"); 10554 } 10555 10556 // Package declaring static a shared lib cannot be instant apps 10557 if ((scanFlags & SCAN_AS_INSTANT_APP) != 0) { 10558 throw new PackageManagerException( 10559 "Packages declaring static-shared libs cannot be instant apps"); 10560 } 10561 10562 // Package declaring static a shared lib cannot be renamed since the package 10563 // name is synthetic and apps can't code around package manager internals. 10564 if (!ArrayUtils.isEmpty(pkg.mOriginalPackages)) { 10565 throw new PackageManagerException( 10566 "Packages declaring static-shared libs cannot be renamed"); 10567 } 10568 10569 // Package declaring static a shared lib cannot declare child packages 10570 if (!ArrayUtils.isEmpty(pkg.childPackages)) { 10571 throw new PackageManagerException( 10572 "Packages declaring static-shared libs cannot have child packages"); 10573 } 10574 10575 // Package declaring static a shared lib cannot declare dynamic libs 10576 if (!ArrayUtils.isEmpty(pkg.libraryNames)) { 10577 throw new PackageManagerException( 10578 "Packages declaring static-shared libs cannot declare dynamic libs"); 10579 } 10580 10581 // Package declaring static a shared lib cannot declare shared users 10582 if (pkg.mSharedUserId != null) { 10583 throw new PackageManagerException( 10584 "Packages declaring static-shared libs cannot declare shared users"); 10585 } 10586 10587 // Static shared libs cannot declare activities 10588 if (!pkg.activities.isEmpty()) { 10589 throw new PackageManagerException( 10590 "Static shared libs cannot declare activities"); 10591 } 10592 10593 // Static shared libs cannot declare services 10594 if (!pkg.services.isEmpty()) { 10595 throw new PackageManagerException( 10596 "Static shared libs cannot declare services"); 10597 } 10598 10599 // Static shared libs cannot declare providers 10600 if (!pkg.providers.isEmpty()) { 10601 throw new PackageManagerException( 10602 "Static shared libs cannot declare content providers"); 10603 } 10604 10605 // Static shared libs cannot declare receivers 10606 if (!pkg.receivers.isEmpty()) { 10607 throw new PackageManagerException( 10608 "Static shared libs cannot declare broadcast receivers"); 10609 } 10610 10611 // Static shared libs cannot declare permission groups 10612 if (!pkg.permissionGroups.isEmpty()) { 10613 throw new PackageManagerException( 10614 "Static shared libs cannot declare permission groups"); 10615 } 10616 10617 // Static shared libs cannot declare permissions 10618 if (!pkg.permissions.isEmpty()) { 10619 throw new PackageManagerException( 10620 "Static shared libs cannot declare permissions"); 10621 } 10622 10623 // Static shared libs cannot declare protected broadcasts 10624 if (pkg.protectedBroadcasts != null) { 10625 throw new PackageManagerException( 10626 "Static shared libs cannot declare protected broadcasts"); 10627 } 10628 10629 // Static shared libs cannot be overlay targets 10630 if (pkg.mOverlayTarget != null) { 10631 throw new PackageManagerException( 10632 "Static shared libs cannot be overlay targets"); 10633 } 10634 10635 // The version codes must be ordered as lib versions 10636 int minVersionCode = Integer.MIN_VALUE; 10637 int maxVersionCode = Integer.MAX_VALUE; 10638 10639 SparseArray<SharedLibraryEntry> versionedLib = mSharedLibraries.get( 10640 pkg.staticSharedLibName); 10641 if (versionedLib != null) { 10642 final int versionCount = versionedLib.size(); 10643 for (int i = 0; i < versionCount; i++) { 10644 SharedLibraryInfo libInfo = versionedLib.valueAt(i).info; 10645 final int libVersionCode = libInfo.getDeclaringPackage() 10646 .getVersionCode(); 10647 if (libInfo.getVersion() < pkg.staticSharedLibVersion) { 10648 minVersionCode = Math.max(minVersionCode, libVersionCode + 1); 10649 } else if (libInfo.getVersion() > pkg.staticSharedLibVersion) { 10650 maxVersionCode = Math.min(maxVersionCode, libVersionCode - 1); 10651 } else { 10652 minVersionCode = maxVersionCode = libVersionCode; 10653 break; 10654 } 10655 } 10656 } 10657 if (pkg.mVersionCode < minVersionCode || pkg.mVersionCode > maxVersionCode) { 10658 throw new PackageManagerException("Static shared" 10659 + " lib version codes must be ordered as lib versions"); 10660 } 10661 } 10662 10663 // Only privileged apps and updated privileged apps can add child packages. 10664 if (pkg.childPackages != null && !pkg.childPackages.isEmpty()) { 10665 if ((policyFlags & PARSE_IS_PRIVILEGED) == 0) { 10666 throw new PackageManagerException("Only privileged apps can add child " 10667 + "packages. Ignoring package " + pkg.packageName); 10668 } 10669 final int childCount = pkg.childPackages.size(); 10670 for (int i = 0; i < childCount; i++) { 10671 PackageParser.Package childPkg = pkg.childPackages.get(i); 10672 if (mSettings.hasOtherDisabledSystemPkgWithChildLPr(pkg.packageName, 10673 childPkg.packageName)) { 10674 throw new PackageManagerException("Can't override child of " 10675 + "another disabled app. Ignoring package " + pkg.packageName); 10676 } 10677 } 10678 } 10679 10680 // If we're only installing presumed-existing packages, require that the 10681 // scanned APK is both already known and at the path previously established 10682 // for it. Previously unknown packages we pick up normally, but if we have an 10683 // a priori expectation about this package's install presence, enforce it. 10684 // With a singular exception for new system packages. When an OTA contains 10685 // a new system package, we allow the codepath to change from a system location 10686 // to the user-installed location. If we don't allow this change, any newer, 10687 // user-installed version of the application will be ignored. 10688 if ((scanFlags & SCAN_REQUIRE_KNOWN) != 0) { 10689 if (mExpectingBetter.containsKey(pkg.packageName)) { 10690 logCriticalInfo(Log.WARN, 10691 "Relax SCAN_REQUIRE_KNOWN requirement for package " + pkg.packageName); 10692 } else { 10693 PackageSetting known = mSettings.getPackageLPr(pkg.packageName); 10694 if (known != null) { 10695 if (DEBUG_PACKAGE_SCANNING) { 10696 Log.d(TAG, "Examining " + pkg.codePath 10697 + " and requiring known paths " + known.codePathString 10698 + " & " + known.resourcePathString); 10699 } 10700 if (!pkg.applicationInfo.getCodePath().equals(known.codePathString) 10701 || !pkg.applicationInfo.getResourcePath().equals( 10702 known.resourcePathString)) { 10703 throw new PackageManagerException(INSTALL_FAILED_PACKAGE_CHANGED, 10704 "Application package " + pkg.packageName 10705 + " found at " + pkg.applicationInfo.getCodePath() 10706 + " but expected at " + known.codePathString 10707 + "; ignoring."); 10708 } 10709 } else { 10710 throw new PackageManagerException(INSTALL_FAILED_INVALID_INSTALL_LOCATION, 10711 "Application package " + pkg.packageName 10712 + " not found; ignoring."); 10713 } 10714 } 10715 } 10716 10717 // Verify that this new package doesn't have any content providers 10718 // that conflict with existing packages. Only do this if the 10719 // package isn't already installed, since we don't want to break 10720 // things that are installed. 10721 if ((scanFlags & SCAN_NEW_INSTALL) != 0) { 10722 final int N = pkg.providers.size(); 10723 int i; 10724 for (i=0; i<N; i++) { 10725 PackageParser.Provider p = pkg.providers.get(i); 10726 if (p.info.authority != null) { 10727 String names[] = p.info.authority.split(";"); 10728 for (int j = 0; j < names.length; j++) { 10729 if (mProvidersByAuthority.containsKey(names[j])) { 10730 PackageParser.Provider other = mProvidersByAuthority.get(names[j]); 10731 final String otherPackageName = 10732 ((other != null && other.getComponentName() != null) ? 10733 other.getComponentName().getPackageName() : "?"); 10734 throw new PackageManagerException( 10735 INSTALL_FAILED_CONFLICTING_PROVIDER, 10736 "Can't install because provider name " + names[j] 10737 + " (in package " + pkg.applicationInfo.packageName 10738 + ") is already used by " + otherPackageName); 10739 } 10740 } 10741 } 10742 } 10743 } 10744 } 10745 } 10746 10747 private boolean addSharedLibraryLPw(String path, String apk, String name, int version, 10748 int type, String declaringPackageName, int declaringVersionCode) { 10749 SparseArray<SharedLibraryEntry> versionedLib = mSharedLibraries.get(name); 10750 if (versionedLib == null) { 10751 versionedLib = new SparseArray<>(); 10752 mSharedLibraries.put(name, versionedLib); 10753 if (type == SharedLibraryInfo.TYPE_STATIC) { 10754 mStaticLibsByDeclaringPackage.put(declaringPackageName, versionedLib); 10755 } 10756 } else if (versionedLib.indexOfKey(version) >= 0) { 10757 return false; 10758 } 10759 SharedLibraryEntry libEntry = new SharedLibraryEntry(path, apk, name, 10760 version, type, declaringPackageName, declaringVersionCode); 10761 versionedLib.put(version, libEntry); 10762 return true; 10763 } 10764 10765 private boolean removeSharedLibraryLPw(String name, int version) { 10766 SparseArray<SharedLibraryEntry> versionedLib = mSharedLibraries.get(name); 10767 if (versionedLib == null) { 10768 return false; 10769 } 10770 final int libIdx = versionedLib.indexOfKey(version); 10771 if (libIdx < 0) { 10772 return false; 10773 } 10774 SharedLibraryEntry libEntry = versionedLib.valueAt(libIdx); 10775 versionedLib.remove(version); 10776 if (versionedLib.size() <= 0) { 10777 mSharedLibraries.remove(name); 10778 if (libEntry.info.getType() == SharedLibraryInfo.TYPE_STATIC) { 10779 mStaticLibsByDeclaringPackage.remove(libEntry.info.getDeclaringPackage() 10780 .getPackageName()); 10781 } 10782 } 10783 return true; 10784 } 10785 10786 /** 10787 * Adds a scanned package to the system. When this method is finished, the package will 10788 * be available for query, resolution, etc... 10789 */ 10790 private void commitPackageSettings(PackageParser.Package pkg, PackageSetting pkgSetting, 10791 UserHandle user, int scanFlags, boolean chatty) throws PackageManagerException { 10792 final String pkgName = pkg.packageName; 10793 if (mCustomResolverComponentName != null && 10794 mCustomResolverComponentName.getPackageName().equals(pkg.packageName)) { 10795 setUpCustomResolverActivity(pkg); 10796 } 10797 10798 if (pkg.packageName.equals("android")) { 10799 synchronized (mPackages) { 10800 if ((scanFlags & SCAN_CHECK_ONLY) == 0) { 10801 // Set up information for our fall-back user intent resolution activity. 10802 mPlatformPackage = pkg; 10803 pkg.mVersionCode = mSdkVersion; 10804 mAndroidApplication = pkg.applicationInfo; 10805 if (!mResolverReplaced) { 10806 mResolveActivity.applicationInfo = mAndroidApplication; 10807 mResolveActivity.name = ResolverActivity.class.getName(); 10808 mResolveActivity.packageName = mAndroidApplication.packageName; 10809 mResolveActivity.processName = "system:ui"; 10810 mResolveActivity.launchMode = ActivityInfo.LAUNCH_MULTIPLE; 10811 mResolveActivity.documentLaunchMode = ActivityInfo.DOCUMENT_LAUNCH_NEVER; 10812 mResolveActivity.flags = ActivityInfo.FLAG_EXCLUDE_FROM_RECENTS; 10813 mResolveActivity.theme = R.style.Theme_Material_Dialog_Alert; 10814 mResolveActivity.exported = true; 10815 mResolveActivity.enabled = true; 10816 mResolveActivity.resizeMode = ActivityInfo.RESIZE_MODE_RESIZEABLE; 10817 mResolveActivity.configChanges = ActivityInfo.CONFIG_SCREEN_SIZE 10818 | ActivityInfo.CONFIG_SMALLEST_SCREEN_SIZE 10819 | ActivityInfo.CONFIG_SCREEN_LAYOUT 10820 | ActivityInfo.CONFIG_ORIENTATION 10821 | ActivityInfo.CONFIG_KEYBOARD 10822 | ActivityInfo.CONFIG_KEYBOARD_HIDDEN; 10823 mResolveInfo.activityInfo = mResolveActivity; 10824 mResolveInfo.priority = 0; 10825 mResolveInfo.preferredOrder = 0; 10826 mResolveInfo.match = 0; 10827 mResolveComponentName = new ComponentName( 10828 mAndroidApplication.packageName, mResolveActivity.name); 10829 } 10830 } 10831 } 10832 } 10833 10834 ArrayList<PackageParser.Package> clientLibPkgs = null; 10835 // writer 10836 synchronized (mPackages) { 10837 boolean hasStaticSharedLibs = false; 10838 10839 // Any app can add new static shared libraries 10840 if (pkg.staticSharedLibName != null) { 10841 // Static shared libs don't allow renaming as they have synthetic package 10842 // names to allow install of multiple versions, so use name from manifest. 10843 if (addSharedLibraryLPw(null, pkg.packageName, pkg.staticSharedLibName, 10844 pkg.staticSharedLibVersion, SharedLibraryInfo.TYPE_STATIC, 10845 pkg.manifestPackageName, pkg.mVersionCode)) { 10846 hasStaticSharedLibs = true; 10847 } else { 10848 Slog.w(TAG, "Package " + pkg.packageName + " library " 10849 + pkg.staticSharedLibName + " already exists; skipping"); 10850 } 10851 // Static shared libs cannot be updated once installed since they 10852 // use synthetic package name which includes the version code, so 10853 // not need to update other packages's shared lib dependencies. 10854 } 10855 10856 if (!hasStaticSharedLibs 10857 && (pkg.applicationInfo.flags & ApplicationInfo.FLAG_SYSTEM) != 0) { 10858 // Only system apps can add new dynamic shared libraries. 10859 if (pkg.libraryNames != null) { 10860 for (int i = 0; i < pkg.libraryNames.size(); i++) { 10861 String name = pkg.libraryNames.get(i); 10862 boolean allowed = false; 10863 if (pkg.isUpdatedSystemApp()) { 10864 // New library entries can only be added through the 10865 // system image. This is important to get rid of a lot 10866 // of nasty edge cases: for example if we allowed a non- 10867 // system update of the app to add a library, then uninstalling 10868 // the update would make the library go away, and assumptions 10869 // we made such as through app install filtering would now 10870 // have allowed apps on the device which aren't compatible 10871 // with it. Better to just have the restriction here, be 10872 // conservative, and create many fewer cases that can negatively 10873 // impact the user experience. 10874 final PackageSetting sysPs = mSettings 10875 .getDisabledSystemPkgLPr(pkg.packageName); 10876 if (sysPs.pkg != null && sysPs.pkg.libraryNames != null) { 10877 for (int j = 0; j < sysPs.pkg.libraryNames.size(); j++) { 10878 if (name.equals(sysPs.pkg.libraryNames.get(j))) { 10879 allowed = true; 10880 break; 10881 } 10882 } 10883 } 10884 } else { 10885 allowed = true; 10886 } 10887 if (allowed) { 10888 if (!addSharedLibraryLPw(null, pkg.packageName, name, 10889 SharedLibraryInfo.VERSION_UNDEFINED, 10890 SharedLibraryInfo.TYPE_DYNAMIC, 10891 pkg.packageName, pkg.mVersionCode)) { 10892 Slog.w(TAG, "Package " + pkg.packageName + " library " 10893 + name + " already exists; skipping"); 10894 } 10895 } else { 10896 Slog.w(TAG, "Package " + pkg.packageName + " declares lib " 10897 + name + " that is not declared on system image; skipping"); 10898 } 10899 } 10900 10901 if ((scanFlags & SCAN_BOOTING) == 0) { 10902 // If we are not booting, we need to update any applications 10903 // that are clients of our shared library. If we are booting, 10904 // this will all be done once the scan is complete. 10905 clientLibPkgs = updateAllSharedLibrariesLPw(pkg); 10906 } 10907 } 10908 } 10909 } 10910 10911 if ((scanFlags & SCAN_BOOTING) != 0) { 10912 // No apps can run during boot scan, so they don't need to be frozen 10913 } else if ((scanFlags & SCAN_DONT_KILL_APP) != 0) { 10914 // Caller asked to not kill app, so it's probably not frozen 10915 } else if ((scanFlags & SCAN_IGNORE_FROZEN) != 0) { 10916 // Caller asked us to ignore frozen check for some reason; they 10917 // probably didn't know the package name 10918 } else { 10919 // We're doing major surgery on this package, so it better be frozen 10920 // right now to keep it from launching 10921 checkPackageFrozen(pkgName); 10922 } 10923 10924 // Also need to kill any apps that are dependent on the library. 10925 if (clientLibPkgs != null) { 10926 for (int i=0; i<clientLibPkgs.size(); i++) { 10927 PackageParser.Package clientPkg = clientLibPkgs.get(i); 10928 killApplication(clientPkg.applicationInfo.packageName, 10929 clientPkg.applicationInfo.uid, "update lib"); 10930 } 10931 } 10932 10933 // writer 10934 Trace.traceBegin(TRACE_TAG_PACKAGE_MANAGER, "updateSettings"); 10935 10936 synchronized (mPackages) { 10937 // We don't expect installation to fail beyond this point 10938 10939 // Add the new setting to mSettings 10940 mSettings.insertPackageSettingLPw(pkgSetting, pkg); 10941 // Add the new setting to mPackages 10942 mPackages.put(pkg.applicationInfo.packageName, pkg); 10943 // Make sure we don't accidentally delete its data. 10944 final Iterator<PackageCleanItem> iter = mSettings.mPackagesToBeCleaned.iterator(); 10945 while (iter.hasNext()) { 10946 PackageCleanItem item = iter.next(); 10947 if (pkgName.equals(item.packageName)) { 10948 iter.remove(); 10949 } 10950 } 10951 10952 // Add the package's KeySets to the global KeySetManagerService 10953 KeySetManagerService ksms = mSettings.mKeySetManagerService; 10954 ksms.addScannedPackageLPw(pkg); 10955 10956 int N = pkg.providers.size(); 10957 StringBuilder r = null; 10958 int i; 10959 for (i=0; i<N; i++) { 10960 PackageParser.Provider p = pkg.providers.get(i); 10961 p.info.processName = fixProcessName(pkg.applicationInfo.processName, 10962 p.info.processName); 10963 mProviders.addProvider(p); 10964 p.syncable = p.info.isSyncable; 10965 if (p.info.authority != null) { 10966 String names[] = p.info.authority.split(";"); 10967 p.info.authority = null; 10968 for (int j = 0; j < names.length; j++) { 10969 if (j == 1 && p.syncable) { 10970 // We only want the first authority for a provider to possibly be 10971 // syncable, so if we already added this provider using a different 10972 // authority clear the syncable flag. We copy the provider before 10973 // changing it because the mProviders object contains a reference 10974 // to a provider that we don't want to change. 10975 // Only do this for the second authority since the resulting provider 10976 // object can be the same for all future authorities for this provider. 10977 p = new PackageParser.Provider(p); 10978 p.syncable = false; 10979 } 10980 if (!mProvidersByAuthority.containsKey(names[j])) { 10981 mProvidersByAuthority.put(names[j], p); 10982 if (p.info.authority == null) { 10983 p.info.authority = names[j]; 10984 } else { 10985 p.info.authority = p.info.authority + ";" + names[j]; 10986 } 10987 if (DEBUG_PACKAGE_SCANNING) { 10988 if (chatty) 10989 Log.d(TAG, "Registered content provider: " + names[j] 10990 + ", className = " + p.info.name + ", isSyncable = " 10991 + p.info.isSyncable); 10992 } 10993 } else { 10994 PackageParser.Provider other = mProvidersByAuthority.get(names[j]); 10995 Slog.w(TAG, "Skipping provider name " + names[j] + 10996 " (in package " + pkg.applicationInfo.packageName + 10997 "): name already used by " 10998 + ((other != null && other.getComponentName() != null) 10999 ? other.getComponentName().getPackageName() : "?")); 11000 } 11001 } 11002 } 11003 if (chatty) { 11004 if (r == null) { 11005 r = new StringBuilder(256); 11006 } else { 11007 r.append(' '); 11008 } 11009 r.append(p.info.name); 11010 } 11011 } 11012 if (r != null) { 11013 if (DEBUG_PACKAGE_SCANNING) Log.d(TAG, " Providers: " + r); 11014 } 11015 11016 N = pkg.services.size(); 11017 r = null; 11018 for (i=0; i<N; i++) { 11019 PackageParser.Service s = pkg.services.get(i); 11020 s.info.processName = fixProcessName(pkg.applicationInfo.processName, 11021 s.info.processName); 11022 mServices.addService(s); 11023 if (chatty) { 11024 if (r == null) { 11025 r = new StringBuilder(256); 11026 } else { 11027 r.append(' '); 11028 } 11029 r.append(s.info.name); 11030 } 11031 } 11032 if (r != null) { 11033 if (DEBUG_PACKAGE_SCANNING) Log.d(TAG, " Services: " + r); 11034 } 11035 11036 N = pkg.receivers.size(); 11037 r = null; 11038 for (i=0; i<N; i++) { 11039 PackageParser.Activity a = pkg.receivers.get(i); 11040 a.info.processName = fixProcessName(pkg.applicationInfo.processName, 11041 a.info.processName); 11042 mReceivers.addActivity(a, "receiver"); 11043 if (chatty) { 11044 if (r == null) { 11045 r = new StringBuilder(256); 11046 } else { 11047 r.append(' '); 11048 } 11049 r.append(a.info.name); 11050 } 11051 } 11052 if (r != null) { 11053 if (DEBUG_PACKAGE_SCANNING) Log.d(TAG, " Receivers: " + r); 11054 } 11055 11056 N = pkg.activities.size(); 11057 r = null; 11058 for (i=0; i<N; i++) { 11059 PackageParser.Activity a = pkg.activities.get(i); 11060 a.info.processName = fixProcessName(pkg.applicationInfo.processName, 11061 a.info.processName); 11062 mActivities.addActivity(a, "activity"); 11063 if (chatty) { 11064 if (r == null) { 11065 r = new StringBuilder(256); 11066 } else { 11067 r.append(' '); 11068 } 11069 r.append(a.info.name); 11070 } 11071 } 11072 if (r != null) { 11073 if (DEBUG_PACKAGE_SCANNING) Log.d(TAG, " Activities: " + r); 11074 } 11075 11076 // Don't allow ephemeral applications to define new permissions groups. 11077 if ((scanFlags & SCAN_AS_INSTANT_APP) != 0) { 11078 Slog.w(TAG, "Permission groups from package " + pkg.packageName 11079 + " ignored: instant apps cannot define new permission groups."); 11080 } else { 11081 mPermissionManager.addAllPermissionGroups(pkg, chatty); 11082 } 11083 11084 // Don't allow ephemeral applications to define new permissions. 11085 if ((scanFlags & SCAN_AS_INSTANT_APP) != 0) { 11086 Slog.w(TAG, "Permissions from package " + pkg.packageName 11087 + " ignored: instant apps cannot define new permissions."); 11088 } else { 11089 mPermissionManager.addAllPermissions(pkg, chatty); 11090 } 11091 11092 N = pkg.instrumentation.size(); 11093 r = null; 11094 for (i=0; i<N; i++) { 11095 PackageParser.Instrumentation a = pkg.instrumentation.get(i); 11096 a.info.packageName = pkg.applicationInfo.packageName; 11097 a.info.sourceDir = pkg.applicationInfo.sourceDir; 11098 a.info.publicSourceDir = pkg.applicationInfo.publicSourceDir; 11099 a.info.splitNames = pkg.splitNames; 11100 a.info.splitSourceDirs = pkg.applicationInfo.splitSourceDirs; 11101 a.info.splitPublicSourceDirs = pkg.applicationInfo.splitPublicSourceDirs; 11102 a.info.splitDependencies = pkg.applicationInfo.splitDependencies; 11103 a.info.dataDir = pkg.applicationInfo.dataDir; 11104 a.info.deviceProtectedDataDir = pkg.applicationInfo.deviceProtectedDataDir; 11105 a.info.credentialProtectedDataDir = pkg.applicationInfo.credentialProtectedDataDir; 11106 a.info.nativeLibraryDir = pkg.applicationInfo.nativeLibraryDir; 11107 a.info.secondaryNativeLibraryDir = pkg.applicationInfo.secondaryNativeLibraryDir; 11108 mInstrumentation.put(a.getComponentName(), a); 11109 if (chatty) { 11110 if (r == null) { 11111 r = new StringBuilder(256); 11112 } else { 11113 r.append(' '); 11114 } 11115 r.append(a.info.name); 11116 } 11117 } 11118 if (r != null) { 11119 if (DEBUG_PACKAGE_SCANNING) Log.d(TAG, " Instrumentation: " + r); 11120 } 11121 11122 if (pkg.protectedBroadcasts != null) { 11123 N = pkg.protectedBroadcasts.size(); 11124 synchronized (mProtectedBroadcasts) { 11125 for (i = 0; i < N; i++) { 11126 mProtectedBroadcasts.add(pkg.protectedBroadcasts.get(i)); 11127 } 11128 } 11129 } 11130 } 11131 11132 Trace.traceEnd(TRACE_TAG_PACKAGE_MANAGER); 11133 } 11134 11135 /** 11136 * Derive the ABI of a non-system package located at {@code scanFile}. This information 11137 * is derived purely on the basis of the contents of {@code scanFile} and 11138 * {@code cpuAbiOverride}. 11139 * 11140 * If {@code extractLibs} is true, native libraries are extracted from the app if required. 11141 */ 11142 private static void derivePackageAbi(PackageParser.Package pkg, File scanFile, 11143 String cpuAbiOverride, boolean extractLibs, 11144 File appLib32InstallDir) 11145 throws PackageManagerException { 11146 // Give ourselves some initial paths; we'll come back for another 11147 // pass once we've determined ABI below. 11148 setNativeLibraryPaths(pkg, appLib32InstallDir); 11149 11150 // We would never need to extract libs for forward-locked and external packages, 11151 // since the container service will do it for us. We shouldn't attempt to 11152 // extract libs from system app when it was not updated. 11153 if (pkg.isForwardLocked() || pkg.applicationInfo.isExternalAsec() || 11154 (isSystemApp(pkg) && !pkg.isUpdatedSystemApp())) { 11155 extractLibs = false; 11156 } 11157 11158 final String nativeLibraryRootStr = pkg.applicationInfo.nativeLibraryRootDir; 11159 final boolean useIsaSpecificSubdirs = pkg.applicationInfo.nativeLibraryRootRequiresIsa; 11160 11161 NativeLibraryHelper.Handle handle = null; 11162 try { 11163 handle = NativeLibraryHelper.Handle.create(pkg); 11164 // TODO(multiArch): This can be null for apps that didn't go through the 11165 // usual installation process. We can calculate it again, like we 11166 // do during install time. 11167 // 11168 // TODO(multiArch): Why do we need to rescan ASEC apps again ? It seems totally 11169 // unnecessary. 11170 final File nativeLibraryRoot = new File(nativeLibraryRootStr); 11171 11172 // Null out the abis so that they can be recalculated. 11173 pkg.applicationInfo.primaryCpuAbi = null; 11174 pkg.applicationInfo.secondaryCpuAbi = null; 11175 if (isMultiArch(pkg.applicationInfo)) { 11176 // Warn if we've set an abiOverride for multi-lib packages.. 11177 // By definition, we need to copy both 32 and 64 bit libraries for 11178 // such packages. 11179 if (pkg.cpuAbiOverride != null 11180 && !NativeLibraryHelper.CLEAR_ABI_OVERRIDE.equals(pkg.cpuAbiOverride)) { 11181 Slog.w(TAG, "Ignoring abiOverride for multi arch application."); 11182 } 11183 11184 int abi32 = PackageManager.NO_NATIVE_LIBRARIES; 11185 int abi64 = PackageManager.NO_NATIVE_LIBRARIES; 11186 if (Build.SUPPORTED_32_BIT_ABIS.length > 0) { 11187 if (extractLibs) { 11188 Trace.traceBegin(TRACE_TAG_PACKAGE_MANAGER, "copyNativeBinaries"); 11189 abi32 = NativeLibraryHelper.copyNativeBinariesForSupportedAbi(handle, 11190 nativeLibraryRoot, Build.SUPPORTED_32_BIT_ABIS, 11191 useIsaSpecificSubdirs); 11192 } else { 11193 Trace.traceBegin(TRACE_TAG_PACKAGE_MANAGER, "findSupportedAbi"); 11194 abi32 = NativeLibraryHelper.findSupportedAbi(handle, Build.SUPPORTED_32_BIT_ABIS); 11195 } 11196 Trace.traceEnd(TRACE_TAG_PACKAGE_MANAGER); 11197 } 11198 11199 // Shared library native code should be in the APK zip aligned 11200 if (abi32 >= 0 && pkg.isLibrary() && extractLibs) { 11201 throw new PackageManagerException(INSTALL_FAILED_INTERNAL_ERROR, 11202 "Shared library native lib extraction not supported"); 11203 } 11204 11205 maybeThrowExceptionForMultiArchCopy( 11206 "Error unpackaging 32 bit native libs for multiarch app.", abi32); 11207 11208 if (Build.SUPPORTED_64_BIT_ABIS.length > 0) { 11209 if (extractLibs) { 11210 Trace.traceBegin(TRACE_TAG_PACKAGE_MANAGER, "copyNativeBinaries"); 11211 abi64 = NativeLibraryHelper.copyNativeBinariesForSupportedAbi(handle, 11212 nativeLibraryRoot, Build.SUPPORTED_64_BIT_ABIS, 11213 useIsaSpecificSubdirs); 11214 } else { 11215 Trace.traceBegin(TRACE_TAG_PACKAGE_MANAGER, "findSupportedAbi"); 11216 abi64 = NativeLibraryHelper.findSupportedAbi(handle, Build.SUPPORTED_64_BIT_ABIS); 11217 } 11218 Trace.traceEnd(TRACE_TAG_PACKAGE_MANAGER); 11219 } 11220 11221 maybeThrowExceptionForMultiArchCopy( 11222 "Error unpackaging 64 bit native libs for multiarch app.", abi64); 11223 11224 if (abi64 >= 0) { 11225 // Shared library native libs should be in the APK zip aligned 11226 if (extractLibs && pkg.isLibrary()) { 11227 throw new PackageManagerException(INSTALL_FAILED_INTERNAL_ERROR, 11228 "Shared library native lib extraction not supported"); 11229 } 11230 pkg.applicationInfo.primaryCpuAbi = Build.SUPPORTED_64_BIT_ABIS[abi64]; 11231 } 11232 11233 if (abi32 >= 0) { 11234 final String abi = Build.SUPPORTED_32_BIT_ABIS[abi32]; 11235 if (abi64 >= 0) { 11236 if (pkg.use32bitAbi) { 11237 pkg.applicationInfo.secondaryCpuAbi = pkg.applicationInfo.primaryCpuAbi; 11238 pkg.applicationInfo.primaryCpuAbi = abi; 11239 } else { 11240 pkg.applicationInfo.secondaryCpuAbi = abi; 11241 } 11242 } else { 11243 pkg.applicationInfo.primaryCpuAbi = abi; 11244 } 11245 } 11246 } else { 11247 String[] abiList = (cpuAbiOverride != null) ? 11248 new String[] { cpuAbiOverride } : Build.SUPPORTED_ABIS; 11249 11250 // Enable gross and lame hacks for apps that are built with old 11251 // SDK tools. We must scan their APKs for renderscript bitcode and 11252 // not launch them if it's present. Don't bother checking on devices 11253 // that don't have 64 bit support. 11254 boolean needsRenderScriptOverride = false; 11255 if (Build.SUPPORTED_64_BIT_ABIS.length > 0 && cpuAbiOverride == null && 11256 NativeLibraryHelper.hasRenderscriptBitcode(handle)) { 11257 abiList = Build.SUPPORTED_32_BIT_ABIS; 11258 needsRenderScriptOverride = true; 11259 } 11260 11261 final int copyRet; 11262 if (extractLibs) { 11263 Trace.traceBegin(TRACE_TAG_PACKAGE_MANAGER, "copyNativeBinaries"); 11264 copyRet = NativeLibraryHelper.copyNativeBinariesForSupportedAbi(handle, 11265 nativeLibraryRoot, abiList, useIsaSpecificSubdirs); 11266 } else { 11267 Trace.traceBegin(TRACE_TAG_PACKAGE_MANAGER, "findSupportedAbi"); 11268 copyRet = NativeLibraryHelper.findSupportedAbi(handle, abiList); 11269 } 11270 Trace.traceEnd(TRACE_TAG_PACKAGE_MANAGER); 11271 11272 if (copyRet < 0 && copyRet != PackageManager.NO_NATIVE_LIBRARIES) { 11273 throw new PackageManagerException(INSTALL_FAILED_INTERNAL_ERROR, 11274 "Error unpackaging native libs for app, errorCode=" + copyRet); 11275 } 11276 11277 if (copyRet >= 0) { 11278 // Shared libraries that have native libs must be multi-architecture 11279 if (pkg.isLibrary()) { 11280 throw new PackageManagerException(INSTALL_FAILED_INTERNAL_ERROR, 11281 "Shared library with native libs must be multiarch"); 11282 } 11283 pkg.applicationInfo.primaryCpuAbi = abiList[copyRet]; 11284 } else if (copyRet == PackageManager.NO_NATIVE_LIBRARIES && cpuAbiOverride != null) { 11285 pkg.applicationInfo.primaryCpuAbi = cpuAbiOverride; 11286 } else if (needsRenderScriptOverride) { 11287 pkg.applicationInfo.primaryCpuAbi = abiList[0]; 11288 } 11289 } 11290 } catch (IOException ioe) { 11291 Slog.e(TAG, "Unable to get canonical file " + ioe.toString()); 11292 } finally { 11293 IoUtils.closeQuietly(handle); 11294 } 11295 11296 // Now that we've calculated the ABIs and determined if it's an internal app, 11297 // we will go ahead and populate the nativeLibraryPath. 11298 setNativeLibraryPaths(pkg, appLib32InstallDir); 11299 } 11300 11301 /** 11302 * Adjusts ABIs for a set of packages belonging to a shared user so that they all match. 11303 * i.e, so that all packages can be run inside a single process if required. 11304 * 11305 * Optionally, callers can pass in a parsed package via {@code newPackage} in which case 11306 * this function will either try and make the ABI for all packages in {@code packagesForUser} 11307 * match {@code scannedPackage} or will update the ABI of {@code scannedPackage} to match 11308 * the ABI selected for {@code packagesForUser}. This variant is used when installing or 11309 * updating a package that belongs to a shared user. 11310 * 11311 * NOTE: We currently only match for the primary CPU abi string. Matching the secondary 11312 * adds unnecessary complexity. 11313 */ 11314 private void adjustCpuAbisForSharedUserLPw(Set<PackageSetting> packagesForUser, 11315 PackageParser.Package scannedPackage) { 11316 String requiredInstructionSet = null; 11317 if (scannedPackage != null && scannedPackage.applicationInfo.primaryCpuAbi != null) { 11318 requiredInstructionSet = VMRuntime.getInstructionSet( 11319 scannedPackage.applicationInfo.primaryCpuAbi); 11320 } 11321 11322 PackageSetting requirer = null; 11323 for (PackageSetting ps : packagesForUser) { 11324 // If packagesForUser contains scannedPackage, we skip it. This will happen 11325 // when scannedPackage is an update of an existing package. Without this check, 11326 // we will never be able to change the ABI of any package belonging to a shared 11327 // user, even if it's compatible with other packages. 11328 if (scannedPackage == null || !scannedPackage.packageName.equals(ps.name)) { 11329 if (ps.primaryCpuAbiString == null) { 11330 continue; 11331 } 11332 11333 final String instructionSet = VMRuntime.getInstructionSet(ps.primaryCpuAbiString); 11334 if (requiredInstructionSet != null && !instructionSet.equals(requiredInstructionSet)) { 11335 // We have a mismatch between instruction sets (say arm vs arm64) warn about 11336 // this but there's not much we can do. 11337 String errorMessage = "Instruction set mismatch, " 11338 + ((requirer == null) ? "[caller]" : requirer) 11339 + " requires " + requiredInstructionSet + " whereas " + ps 11340 + " requires " + instructionSet; 11341 Slog.w(TAG, errorMessage); 11342 } 11343 11344 if (requiredInstructionSet == null) { 11345 requiredInstructionSet = instructionSet; 11346 requirer = ps; 11347 } 11348 } 11349 } 11350 11351 if (requiredInstructionSet != null) { 11352 String adjustedAbi; 11353 if (requirer != null) { 11354 // requirer != null implies that either scannedPackage was null or that scannedPackage 11355 // did not require an ABI, in which case we have to adjust scannedPackage to match 11356 // the ABI of the set (which is the same as requirer's ABI) 11357 adjustedAbi = requirer.primaryCpuAbiString; 11358 if (scannedPackage != null) { 11359 scannedPackage.applicationInfo.primaryCpuAbi = adjustedAbi; 11360 } 11361 } else { 11362 // requirer == null implies that we're updating all ABIs in the set to 11363 // match scannedPackage. 11364 adjustedAbi = scannedPackage.applicationInfo.primaryCpuAbi; 11365 } 11366 11367 for (PackageSetting ps : packagesForUser) { 11368 if (scannedPackage == null || !scannedPackage.packageName.equals(ps.name)) { 11369 if (ps.primaryCpuAbiString != null) { 11370 continue; 11371 } 11372 11373 ps.primaryCpuAbiString = adjustedAbi; 11374 if (ps.pkg != null && ps.pkg.applicationInfo != null && 11375 !TextUtils.equals(adjustedAbi, ps.pkg.applicationInfo.primaryCpuAbi)) { 11376 ps.pkg.applicationInfo.primaryCpuAbi = adjustedAbi; 11377 if (DEBUG_ABI_SELECTION) { 11378 Slog.i(TAG, "Adjusting ABI for " + ps.name + " to " + adjustedAbi 11379 + " (requirer=" 11380 + (requirer != null ? requirer.pkg : "null") 11381 + ", scannedPackage=" 11382 + (scannedPackage != null ? scannedPackage : "null") 11383 + ")"); 11384 } 11385 try { 11386 mInstaller.rmdex(ps.codePathString, 11387 getDexCodeInstructionSet(getPreferredInstructionSet())); 11388 } catch (InstallerException ignored) { 11389 } 11390 } 11391 } 11392 } 11393 } 11394 } 11395 11396 private void setUpCustomResolverActivity(PackageParser.Package pkg) { 11397 synchronized (mPackages) { 11398 mResolverReplaced = true; 11399 // Set up information for custom user intent resolution activity. 11400 mResolveActivity.applicationInfo = pkg.applicationInfo; 11401 mResolveActivity.name = mCustomResolverComponentName.getClassName(); 11402 mResolveActivity.packageName = pkg.applicationInfo.packageName; 11403 mResolveActivity.processName = pkg.applicationInfo.packageName; 11404 mResolveActivity.launchMode = ActivityInfo.LAUNCH_MULTIPLE; 11405 mResolveActivity.flags = ActivityInfo.FLAG_EXCLUDE_FROM_RECENTS | 11406 ActivityInfo.FLAG_FINISH_ON_CLOSE_SYSTEM_DIALOGS; 11407 mResolveActivity.theme = 0; 11408 mResolveActivity.exported = true; 11409 mResolveActivity.enabled = true; 11410 mResolveInfo.activityInfo = mResolveActivity; 11411 mResolveInfo.priority = 0; 11412 mResolveInfo.preferredOrder = 0; 11413 mResolveInfo.match = 0; 11414 mResolveComponentName = mCustomResolverComponentName; 11415 Slog.i(TAG, "Replacing default ResolverActivity with custom activity: " + 11416 mResolveComponentName); 11417 } 11418 } 11419 11420 private void setUpInstantAppInstallerActivityLP(ActivityInfo installerActivity) { 11421 if (installerActivity == null) { 11422 if (DEBUG_EPHEMERAL) { 11423 Slog.d(TAG, "Clear ephemeral installer activity"); 11424 } 11425 mInstantAppInstallerActivity = null; 11426 return; 11427 } 11428 11429 if (DEBUG_EPHEMERAL) { 11430 Slog.d(TAG, "Set ephemeral installer activity: " 11431 + installerActivity.getComponentName()); 11432 } 11433 // Set up information for ephemeral installer activity 11434 mInstantAppInstallerActivity = installerActivity; 11435 mInstantAppInstallerActivity.flags |= ActivityInfo.FLAG_EXCLUDE_FROM_RECENTS 11436 | ActivityInfo.FLAG_FINISH_ON_CLOSE_SYSTEM_DIALOGS; 11437 mInstantAppInstallerActivity.exported = true; 11438 mInstantAppInstallerActivity.enabled = true; 11439 mInstantAppInstallerInfo.activityInfo = mInstantAppInstallerActivity; 11440 mInstantAppInstallerInfo.priority = 0; 11441 mInstantAppInstallerInfo.preferredOrder = 1; 11442 mInstantAppInstallerInfo.isDefault = true; 11443 mInstantAppInstallerInfo.match = IntentFilter.MATCH_CATEGORY_SCHEME_SPECIFIC_PART 11444 | IntentFilter.MATCH_ADJUSTMENT_NORMAL; 11445 } 11446 11447 private static String calculateBundledApkRoot(final String codePathString) { 11448 final File codePath = new File(codePathString); 11449 final File codeRoot; 11450 if (FileUtils.contains(Environment.getRootDirectory(), codePath)) { 11451 codeRoot = Environment.getRootDirectory(); 11452 } else if (FileUtils.contains(Environment.getOemDirectory(), codePath)) { 11453 codeRoot = Environment.getOemDirectory(); 11454 } else if (FileUtils.contains(Environment.getVendorDirectory(), codePath)) { 11455 codeRoot = Environment.getVendorDirectory(); 11456 } else { 11457 // Unrecognized code path; take its top real segment as the apk root: 11458 // e.g. /something/app/blah.apk => /something 11459 try { 11460 File f = codePath.getCanonicalFile(); 11461 File parent = f.getParentFile(); // non-null because codePath is a file 11462 File tmp; 11463 while ((tmp = parent.getParentFile()) != null) { 11464 f = parent; 11465 parent = tmp; 11466 } 11467 codeRoot = f; 11468 Slog.w(TAG, "Unrecognized code path " 11469 + codePath + " - using " + codeRoot); 11470 } catch (IOException e) { 11471 // Can't canonicalize the code path -- shenanigans? 11472 Slog.w(TAG, "Can't canonicalize code path " + codePath); 11473 return Environment.getRootDirectory().getPath(); 11474 } 11475 } 11476 return codeRoot.getPath(); 11477 } 11478 11479 /** 11480 * Derive and set the location of native libraries for the given package, 11481 * which varies depending on where and how the package was installed. 11482 */ 11483 private static void setNativeLibraryPaths(PackageParser.Package pkg, File appLib32InstallDir) { 11484 final ApplicationInfo info = pkg.applicationInfo; 11485 final String codePath = pkg.codePath; 11486 final File codeFile = new File(codePath); 11487 final boolean bundledApp = info.isSystemApp() && !info.isUpdatedSystemApp(); 11488 final boolean asecApp = info.isForwardLocked() || info.isExternalAsec(); 11489 11490 info.nativeLibraryRootDir = null; 11491 info.nativeLibraryRootRequiresIsa = false; 11492 info.nativeLibraryDir = null; 11493 info.secondaryNativeLibraryDir = null; 11494 11495 if (isApkFile(codeFile)) { 11496 // Monolithic install 11497 if (bundledApp) { 11498 // If "/system/lib64/apkname" exists, assume that is the per-package 11499 // native library directory to use; otherwise use "/system/lib/apkname". 11500 final String apkRoot = calculateBundledApkRoot(info.sourceDir); 11501 final boolean is64Bit = VMRuntime.is64BitInstructionSet( 11502 getPrimaryInstructionSet(info)); 11503 11504 // This is a bundled system app so choose the path based on the ABI. 11505 // if it's a 64 bit abi, use lib64 otherwise use lib32. Note that this 11506 // is just the default path. 11507 final String apkName = deriveCodePathName(codePath); 11508 final String libDir = is64Bit ? LIB64_DIR_NAME : LIB_DIR_NAME; 11509 info.nativeLibraryRootDir = Environment.buildPath(new File(apkRoot), libDir, 11510 apkName).getAbsolutePath(); 11511 11512 if (info.secondaryCpuAbi != null) { 11513 final String secondaryLibDir = is64Bit ? LIB_DIR_NAME : LIB64_DIR_NAME; 11514 info.secondaryNativeLibraryDir = Environment.buildPath(new File(apkRoot), 11515 secondaryLibDir, apkName).getAbsolutePath(); 11516 } 11517 } else if (asecApp) { 11518 info.nativeLibraryRootDir = new File(codeFile.getParentFile(), LIB_DIR_NAME) 11519 .getAbsolutePath(); 11520 } else { 11521 final String apkName = deriveCodePathName(codePath); 11522 info.nativeLibraryRootDir = new File(appLib32InstallDir, apkName) 11523 .getAbsolutePath(); 11524 } 11525 11526 info.nativeLibraryRootRequiresIsa = false; 11527 info.nativeLibraryDir = info.nativeLibraryRootDir; 11528 } else { 11529 // Cluster install 11530 info.nativeLibraryRootDir = new File(codeFile, LIB_DIR_NAME).getAbsolutePath(); 11531 info.nativeLibraryRootRequiresIsa = true; 11532 11533 info.nativeLibraryDir = new File(info.nativeLibraryRootDir, 11534 getPrimaryInstructionSet(info)).getAbsolutePath(); 11535 11536 if (info.secondaryCpuAbi != null) { 11537 info.secondaryNativeLibraryDir = new File(info.nativeLibraryRootDir, 11538 VMRuntime.getInstructionSet(info.secondaryCpuAbi)).getAbsolutePath(); 11539 } 11540 } 11541 } 11542 11543 /** 11544 * Calculate the abis and roots for a bundled app. These can uniquely 11545 * be determined from the contents of the system partition, i.e whether 11546 * it contains 64 or 32 bit shared libraries etc. We do not validate any 11547 * of this information, and instead assume that the system was built 11548 * sensibly. 11549 */ 11550 private static void setBundledAppAbisAndRoots(PackageParser.Package pkg, 11551 PackageSetting pkgSetting) { 11552 final String apkName = deriveCodePathName(pkg.applicationInfo.getCodePath()); 11553 11554 // If "/system/lib64/apkname" exists, assume that is the per-package 11555 // native library directory to use; otherwise use "/system/lib/apkname". 11556 final String apkRoot = calculateBundledApkRoot(pkg.applicationInfo.sourceDir); 11557 setBundledAppAbi(pkg, apkRoot, apkName); 11558 // pkgSetting might be null during rescan following uninstall of updates 11559 // to a bundled app, so accommodate that possibility. The settings in 11560 // that case will be established later from the parsed package. 11561 // 11562 // If the settings aren't null, sync them up with what we've just derived. 11563 // note that apkRoot isn't stored in the package settings. 11564 if (pkgSetting != null) { 11565 pkgSetting.primaryCpuAbiString = pkg.applicationInfo.primaryCpuAbi; 11566 pkgSetting.secondaryCpuAbiString = pkg.applicationInfo.secondaryCpuAbi; 11567 } 11568 } 11569 11570 /** 11571 * Deduces the ABI of a bundled app and sets the relevant fields on the 11572 * parsed pkg object. 11573 * 11574 * @param apkRoot the root of the installed apk, something like {@code /system} or {@code /oem} 11575 * under which system libraries are installed. 11576 * @param apkName the name of the installed package. 11577 */ 11578 private static void setBundledAppAbi(PackageParser.Package pkg, String apkRoot, String apkName) { 11579 final File codeFile = new File(pkg.codePath); 11580 11581 final boolean has64BitLibs; 11582 final boolean has32BitLibs; 11583 if (isApkFile(codeFile)) { 11584 // Monolithic install 11585 has64BitLibs = (new File(apkRoot, new File(LIB64_DIR_NAME, apkName).getPath())).exists(); 11586 has32BitLibs = (new File(apkRoot, new File(LIB_DIR_NAME, apkName).getPath())).exists(); 11587 } else { 11588 // Cluster install 11589 final File rootDir = new File(codeFile, LIB_DIR_NAME); 11590 if (!ArrayUtils.isEmpty(Build.SUPPORTED_64_BIT_ABIS) 11591 && !TextUtils.isEmpty(Build.SUPPORTED_64_BIT_ABIS[0])) { 11592 final String isa = VMRuntime.getInstructionSet(Build.SUPPORTED_64_BIT_ABIS[0]); 11593 has64BitLibs = (new File(rootDir, isa)).exists(); 11594 } else { 11595 has64BitLibs = false; 11596 } 11597 if (!ArrayUtils.isEmpty(Build.SUPPORTED_32_BIT_ABIS) 11598 && !TextUtils.isEmpty(Build.SUPPORTED_32_BIT_ABIS[0])) { 11599 final String isa = VMRuntime.getInstructionSet(Build.SUPPORTED_32_BIT_ABIS[0]); 11600 has32BitLibs = (new File(rootDir, isa)).exists(); 11601 } else { 11602 has32BitLibs = false; 11603 } 11604 } 11605 11606 if (has64BitLibs && !has32BitLibs) { 11607 // The package has 64 bit libs, but not 32 bit libs. Its primary 11608 // ABI should be 64 bit. We can safely assume here that the bundled 11609 // native libraries correspond to the most preferred ABI in the list. 11610 11611 pkg.applicationInfo.primaryCpuAbi = Build.SUPPORTED_64_BIT_ABIS[0]; 11612 pkg.applicationInfo.secondaryCpuAbi = null; 11613 } else if (has32BitLibs && !has64BitLibs) { 11614 // The package has 32 bit libs but not 64 bit libs. Its primary 11615 // ABI should be 32 bit. 11616 11617 pkg.applicationInfo.primaryCpuAbi = Build.SUPPORTED_32_BIT_ABIS[0]; 11618 pkg.applicationInfo.secondaryCpuAbi = null; 11619 } else if (has32BitLibs && has64BitLibs) { 11620 // The application has both 64 and 32 bit bundled libraries. We check 11621 // here that the app declares multiArch support, and warn if it doesn't. 11622 // 11623 // We will be lenient here and record both ABIs. The primary will be the 11624 // ABI that's higher on the list, i.e, a device that's configured to prefer 11625 // 64 bit apps will see a 64 bit primary ABI, 11626 11627 if ((pkg.applicationInfo.flags & ApplicationInfo.FLAG_MULTIARCH) == 0) { 11628 Slog.e(TAG, "Package " + pkg + " has multiple bundled libs, but is not multiarch."); 11629 } 11630 11631 if (VMRuntime.is64BitInstructionSet(getPreferredInstructionSet())) { 11632 pkg.applicationInfo.primaryCpuAbi = Build.SUPPORTED_64_BIT_ABIS[0]; 11633 pkg.applicationInfo.secondaryCpuAbi = Build.SUPPORTED_32_BIT_ABIS[0]; 11634 } else { 11635 pkg.applicationInfo.primaryCpuAbi = Build.SUPPORTED_32_BIT_ABIS[0]; 11636 pkg.applicationInfo.secondaryCpuAbi = Build.SUPPORTED_64_BIT_ABIS[0]; 11637 } 11638 } else { 11639 pkg.applicationInfo.primaryCpuAbi = null; 11640 pkg.applicationInfo.secondaryCpuAbi = null; 11641 } 11642 } 11643 11644 private void killApplication(String pkgName, int appId, String reason) { 11645 killApplication(pkgName, appId, UserHandle.USER_ALL, reason); 11646 } 11647 11648 private void killApplication(String pkgName, int appId, int userId, String reason) { 11649 // Request the ActivityManager to kill the process(only for existing packages) 11650 // so that we do not end up in a confused state while the user is still using the older 11651 // version of the application while the new one gets installed. 11652 final long token = Binder.clearCallingIdentity(); 11653 try { 11654 IActivityManager am = ActivityManager.getService(); 11655 if (am != null) { 11656 try { 11657 am.killApplication(pkgName, appId, userId, reason); 11658 } catch (RemoteException e) { 11659 } 11660 } 11661 } finally { 11662 Binder.restoreCallingIdentity(token); 11663 } 11664 } 11665 11666 private void removePackageLI(PackageParser.Package pkg, boolean chatty) { 11667 // Remove the parent package setting 11668 PackageSetting ps = (PackageSetting) pkg.mExtras; 11669 if (ps != null) { 11670 removePackageLI(ps, chatty); 11671 } 11672 // Remove the child package setting 11673 final int childCount = (pkg.childPackages != null) ? pkg.childPackages.size() : 0; 11674 for (int i = 0; i < childCount; i++) { 11675 PackageParser.Package childPkg = pkg.childPackages.get(i); 11676 ps = (PackageSetting) childPkg.mExtras; 11677 if (ps != null) { 11678 removePackageLI(ps, chatty); 11679 } 11680 } 11681 } 11682 11683 void removePackageLI(PackageSetting ps, boolean chatty) { 11684 if (DEBUG_INSTALL) { 11685 if (chatty) 11686 Log.d(TAG, "Removing package " + ps.name); 11687 } 11688 11689 // writer 11690 synchronized (mPackages) { 11691 mPackages.remove(ps.name); 11692 final PackageParser.Package pkg = ps.pkg; 11693 if (pkg != null) { 11694 cleanPackageDataStructuresLILPw(pkg, chatty); 11695 } 11696 } 11697 } 11698 11699 void removeInstalledPackageLI(PackageParser.Package pkg, boolean chatty) { 11700 if (DEBUG_INSTALL) { 11701 if (chatty) 11702 Log.d(TAG, "Removing package " + pkg.applicationInfo.packageName); 11703 } 11704 11705 // writer 11706 synchronized (mPackages) { 11707 // Remove the parent package 11708 mPackages.remove(pkg.applicationInfo.packageName); 11709 cleanPackageDataStructuresLILPw(pkg, chatty); 11710 11711 // Remove the child packages 11712 final int childCount = (pkg.childPackages != null) ? pkg.childPackages.size() : 0; 11713 for (int i = 0; i < childCount; i++) { 11714 PackageParser.Package childPkg = pkg.childPackages.get(i); 11715 mPackages.remove(childPkg.applicationInfo.packageName); 11716 cleanPackageDataStructuresLILPw(childPkg, chatty); 11717 } 11718 } 11719 } 11720 11721 void cleanPackageDataStructuresLILPw(PackageParser.Package pkg, boolean chatty) { 11722 int N = pkg.providers.size(); 11723 StringBuilder r = null; 11724 int i; 11725 for (i=0; i<N; i++) { 11726 PackageParser.Provider p = pkg.providers.get(i); 11727 mProviders.removeProvider(p); 11728 if (p.info.authority == null) { 11729 11730 /* There was another ContentProvider with this authority when 11731 * this app was installed so this authority is null, 11732 * Ignore it as we don't have to unregister the provider. 11733 */ 11734 continue; 11735 } 11736 String names[] = p.info.authority.split(";"); 11737 for (int j = 0; j < names.length; j++) { 11738 if (mProvidersByAuthority.get(names[j]) == p) { 11739 mProvidersByAuthority.remove(names[j]); 11740 if (DEBUG_REMOVE) { 11741 if (chatty) 11742 Log.d(TAG, "Unregistered content provider: " + names[j] 11743 + ", className = " + p.info.name + ", isSyncable = " 11744 + p.info.isSyncable); 11745 } 11746 } 11747 } 11748 if (DEBUG_REMOVE && chatty) { 11749 if (r == null) { 11750 r = new StringBuilder(256); 11751 } else { 11752 r.append(' '); 11753 } 11754 r.append(p.info.name); 11755 } 11756 } 11757 if (r != null) { 11758 if (DEBUG_REMOVE) Log.d(TAG, " Providers: " + r); 11759 } 11760 11761 N = pkg.services.size(); 11762 r = null; 11763 for (i=0; i<N; i++) { 11764 PackageParser.Service s = pkg.services.get(i); 11765 mServices.removeService(s); 11766 if (chatty) { 11767 if (r == null) { 11768 r = new StringBuilder(256); 11769 } else { 11770 r.append(' '); 11771 } 11772 r.append(s.info.name); 11773 } 11774 } 11775 if (r != null) { 11776 if (DEBUG_REMOVE) Log.d(TAG, " Services: " + r); 11777 } 11778 11779 N = pkg.receivers.size(); 11780 r = null; 11781 for (i=0; i<N; i++) { 11782 PackageParser.Activity a = pkg.receivers.get(i); 11783 mReceivers.removeActivity(a, "receiver"); 11784 if (DEBUG_REMOVE && chatty) { 11785 if (r == null) { 11786 r = new StringBuilder(256); 11787 } else { 11788 r.append(' '); 11789 } 11790 r.append(a.info.name); 11791 } 11792 } 11793 if (r != null) { 11794 if (DEBUG_REMOVE) Log.d(TAG, " Receivers: " + r); 11795 } 11796 11797 N = pkg.activities.size(); 11798 r = null; 11799 for (i=0; i<N; i++) { 11800 PackageParser.Activity a = pkg.activities.get(i); 11801 mActivities.removeActivity(a, "activity"); 11802 if (DEBUG_REMOVE && chatty) { 11803 if (r == null) { 11804 r = new StringBuilder(256); 11805 } else { 11806 r.append(' '); 11807 } 11808 r.append(a.info.name); 11809 } 11810 } 11811 if (r != null) { 11812 if (DEBUG_REMOVE) Log.d(TAG, " Activities: " + r); 11813 } 11814 11815 mPermissionManager.removeAllPermissions(pkg, chatty); 11816 11817 N = pkg.instrumentation.size(); 11818 r = null; 11819 for (i=0; i<N; i++) { 11820 PackageParser.Instrumentation a = pkg.instrumentation.get(i); 11821 mInstrumentation.remove(a.getComponentName()); 11822 if (DEBUG_REMOVE && chatty) { 11823 if (r == null) { 11824 r = new StringBuilder(256); 11825 } else { 11826 r.append(' '); 11827 } 11828 r.append(a.info.name); 11829 } 11830 } 11831 if (r != null) { 11832 if (DEBUG_REMOVE) Log.d(TAG, " Instrumentation: " + r); 11833 } 11834 11835 r = null; 11836 if ((pkg.applicationInfo.flags&ApplicationInfo.FLAG_SYSTEM) != 0) { 11837 // Only system apps can hold shared libraries. 11838 if (pkg.libraryNames != null) { 11839 for (i = 0; i < pkg.libraryNames.size(); i++) { 11840 String name = pkg.libraryNames.get(i); 11841 if (removeSharedLibraryLPw(name, 0)) { 11842 if (DEBUG_REMOVE && chatty) { 11843 if (r == null) { 11844 r = new StringBuilder(256); 11845 } else { 11846 r.append(' '); 11847 } 11848 r.append(name); 11849 } 11850 } 11851 } 11852 } 11853 } 11854 11855 r = null; 11856 11857 // Any package can hold static shared libraries. 11858 if (pkg.staticSharedLibName != null) { 11859 if (removeSharedLibraryLPw(pkg.staticSharedLibName, pkg.staticSharedLibVersion)) { 11860 if (DEBUG_REMOVE && chatty) { 11861 if (r == null) { 11862 r = new StringBuilder(256); 11863 } else { 11864 r.append(' '); 11865 } 11866 r.append(pkg.staticSharedLibName); 11867 } 11868 } 11869 } 11870 11871 if (r != null) { 11872 if (DEBUG_REMOVE) Log.d(TAG, " Libraries: " + r); 11873 } 11874 } 11875 11876 public static final int UPDATE_PERMISSIONS_ALL = 1<<0; 11877 public static final int UPDATE_PERMISSIONS_REPLACE_PKG = 1<<1; 11878 public static final int UPDATE_PERMISSIONS_REPLACE_ALL = 1<<2; 11879 11880 private void updatePermissionsLPw(PackageParser.Package pkg, int flags) { 11881 // Update the parent permissions 11882 updatePermissionsLPw(pkg.packageName, pkg, flags); 11883 // Update the child permissions 11884 final int childCount = (pkg.childPackages != null) ? pkg.childPackages.size() : 0; 11885 for (int i = 0; i < childCount; i++) { 11886 PackageParser.Package childPkg = pkg.childPackages.get(i); 11887 updatePermissionsLPw(childPkg.packageName, childPkg, flags); 11888 } 11889 } 11890 11891 private void updatePermissionsLPw(String changingPkg, PackageParser.Package pkgInfo, 11892 int flags) { 11893 final String volumeUuid = (pkgInfo != null) ? getVolumeUuidForPackage(pkgInfo) : null; 11894 updatePermissionsLocked(changingPkg, pkgInfo, volumeUuid, flags); 11895 } 11896 11897 private void updatePermissionsLocked(String changingPkg, 11898 PackageParser.Package pkgInfo, String replaceVolumeUuid, int flags) { 11899 // TODO: Most of the methods exposing BasePermission internals [source package name, 11900 // etc..] shouldn't be needed. Instead, when we've parsed a permission that doesn't 11901 // have package settings, we should make note of it elsewhere [map between 11902 // source package name and BasePermission] and cycle through that here. Then we 11903 // define a single method on BasePermission that takes a PackageSetting, changing 11904 // package name and a package. 11905 // NOTE: With this approach, we also don't need to tree trees differently than 11906 // normal permissions. Today, we need two separate loops because these BasePermission 11907 // objects are stored separately. 11908 // Make sure there are no dangling permission trees. 11909 flags = mPermissionManager.updatePermissionTrees(changingPkg, pkgInfo, flags); 11910 11911 // Make sure all dynamic permissions have been assigned to a package, 11912 // and make sure there are no dangling permissions. 11913 flags = mPermissionManager.updatePermissions(changingPkg, pkgInfo, flags); 11914 11915 Trace.traceBegin(TRACE_TAG_PACKAGE_MANAGER, "grantPermissions"); 11916 // Now update the permissions for all packages, in particular 11917 // replace the granted permissions of the system packages. 11918 if ((flags&UPDATE_PERMISSIONS_ALL) != 0) { 11919 for (PackageParser.Package pkg : mPackages.values()) { 11920 if (pkg != pkgInfo) { 11921 // Only replace for packages on requested volume 11922 final String volumeUuid = getVolumeUuidForPackage(pkg); 11923 final boolean replace = ((flags & UPDATE_PERMISSIONS_REPLACE_ALL) != 0) 11924 && Objects.equals(replaceVolumeUuid, volumeUuid); 11925 grantPermissionsLPw(pkg, replace, changingPkg); 11926 } 11927 } 11928 } 11929 11930 if (pkgInfo != null) { 11931 // Only replace for packages on requested volume 11932 final String volumeUuid = getVolumeUuidForPackage(pkgInfo); 11933 final boolean replace = ((flags & UPDATE_PERMISSIONS_REPLACE_PKG) != 0) 11934 && Objects.equals(replaceVolumeUuid, volumeUuid); 11935 grantPermissionsLPw(pkgInfo, replace, changingPkg); 11936 } 11937 Trace.traceEnd(TRACE_TAG_PACKAGE_MANAGER); 11938 } 11939 11940 private void grantPermissionsLPw(PackageParser.Package pkg, boolean replace, 11941 String packageOfInterest) { 11942 // IMPORTANT: There are two types of permissions: install and runtime. 11943 // Install time permissions are granted when the app is installed to 11944 // all device users and users added in the future. Runtime permissions 11945 // are granted at runtime explicitly to specific users. Normal and signature 11946 // protected permissions are install time permissions. Dangerous permissions 11947 // are install permissions if the app's target SDK is Lollipop MR1 or older, 11948 // otherwise they are runtime permissions. This function does not manage 11949 // runtime permissions except for the case an app targeting Lollipop MR1 11950 // being upgraded to target a newer SDK, in which case dangerous permissions 11951 // are transformed from install time to runtime ones. 11952 11953 final PackageSetting ps = (PackageSetting) pkg.mExtras; 11954 if (ps == null) { 11955 return; 11956 } 11957 11958 PermissionsState permissionsState = ps.getPermissionsState(); 11959 PermissionsState origPermissions = permissionsState; 11960 11961 final int[] currentUserIds = UserManagerService.getInstance().getUserIds(); 11962 11963 boolean runtimePermissionsRevoked = false; 11964 int[] changedRuntimePermissionUserIds = EMPTY_INT_ARRAY; 11965 11966 boolean changedInstallPermission = false; 11967 11968 if (replace) { 11969 ps.installPermissionsFixed = false; 11970 if (!ps.isSharedUser()) { 11971 origPermissions = new PermissionsState(permissionsState); 11972 permissionsState.reset(); 11973 } else { 11974 // We need to know only about runtime permission changes since the 11975 // calling code always writes the install permissions state but 11976 // the runtime ones are written only if changed. The only cases of 11977 // changed runtime permissions here are promotion of an install to 11978 // runtime and revocation of a runtime from a shared user. 11979 changedRuntimePermissionUserIds = 11980 mPermissionManager.revokeUnusedSharedUserPermissions( 11981 ps.sharedUser, UserManagerService.getInstance().getUserIds()); 11982 if (!ArrayUtils.isEmpty(changedRuntimePermissionUserIds)) { 11983 runtimePermissionsRevoked = true; 11984 } 11985 } 11986 } 11987 11988 permissionsState.setGlobalGids(mPermissionManager.getGlobalGidsTEMP()); 11989 11990 final int N = pkg.requestedPermissions.size(); 11991 for (int i=0; i<N; i++) { 11992 final String name = pkg.requestedPermissions.get(i); 11993 final BasePermission bp = (BasePermission) mPermissionManager.getPermissionTEMP(name); 11994 final boolean appSupportsRuntimePermissions = pkg.applicationInfo.targetSdkVersion 11995 >= Build.VERSION_CODES.M; 11996 11997 if (DEBUG_INSTALL) { 11998 Log.i(TAG, "Package " + pkg.packageName + " checking " + name + ": " + bp); 11999 } 12000 12001 if (bp == null || bp.getSourcePackageSetting() == null) { 12002 if (packageOfInterest == null || packageOfInterest.equals(pkg.packageName)) { 12003 if (DEBUG_PERMISSIONS) { 12004 Slog.i(TAG, "Unknown permission " + name 12005 + " in package " + pkg.packageName); 12006 } 12007 } 12008 continue; 12009 } 12010 12011 12012 // Limit ephemeral apps to ephemeral allowed permissions. 12013 if (pkg.applicationInfo.isInstantApp() && !bp.isInstant()) { 12014 if (DEBUG_PERMISSIONS) { 12015 Log.i(TAG, "Denying non-ephemeral permission " + bp.getName() + " for package " 12016 + pkg.packageName); 12017 } 12018 continue; 12019 } 12020 12021 if (bp.isRuntimeOnly() && !appSupportsRuntimePermissions) { 12022 if (DEBUG_PERMISSIONS) { 12023 Log.i(TAG, "Denying runtime-only permission " + bp.getName() + " for package " 12024 + pkg.packageName); 12025 } 12026 continue; 12027 } 12028 12029 final String perm = bp.getName(); 12030 boolean allowedSig = false; 12031 int grant = GRANT_DENIED; 12032 12033 // Keep track of app op permissions. 12034 if (bp.isAppOp()) { 12035 mSettings.addAppOpPackage(perm, pkg.packageName); 12036 } 12037 12038 if (bp.isNormal()) { 12039 // For all apps normal permissions are install time ones. 12040 grant = GRANT_INSTALL; 12041 } else if (bp.isRuntime()) { 12042 // If a permission review is required for legacy apps we represent 12043 // their permissions as always granted runtime ones since we need 12044 // to keep the review required permission flag per user while an 12045 // install permission's state is shared across all users. 12046 if (!appSupportsRuntimePermissions && !mPermissionReviewRequired) { 12047 // For legacy apps dangerous permissions are install time ones. 12048 grant = GRANT_INSTALL; 12049 } else if (origPermissions.hasInstallPermission(bp.getName())) { 12050 // For legacy apps that became modern, install becomes runtime. 12051 grant = GRANT_UPGRADE; 12052 } else if (mPromoteSystemApps 12053 && isSystemApp(ps) 12054 && mExistingSystemPackages.contains(ps.name)) { 12055 // For legacy system apps, install becomes runtime. 12056 // We cannot check hasInstallPermission() for system apps since those 12057 // permissions were granted implicitly and not persisted pre-M. 12058 grant = GRANT_UPGRADE; 12059 } else { 12060 // For modern apps keep runtime permissions unchanged. 12061 grant = GRANT_RUNTIME; 12062 } 12063 } else if (bp.isSignature()) { 12064 // For all apps signature permissions are install time ones. 12065 allowedSig = grantSignaturePermission(perm, pkg, bp, origPermissions); 12066 if (allowedSig) { 12067 grant = GRANT_INSTALL; 12068 } 12069 } 12070 12071 if (DEBUG_PERMISSIONS) { 12072 Slog.i(TAG, "Granting permission " + perm + " to package " + pkg.packageName); 12073 } 12074 12075 if (grant != GRANT_DENIED) { 12076 if (!isSystemApp(ps) && ps.installPermissionsFixed) { 12077 // If this is an existing, non-system package, then 12078 // we can't add any new permissions to it. 12079 if (!allowedSig && !origPermissions.hasInstallPermission(perm)) { 12080 // Except... if this is a permission that was added 12081 // to the platform (note: need to only do this when 12082 // updating the platform). 12083 if (!isNewPlatformPermissionForPackage(perm, pkg)) { 12084 grant = GRANT_DENIED; 12085 } 12086 } 12087 } 12088 12089 switch (grant) { 12090 case GRANT_INSTALL: { 12091 // Revoke this as runtime permission to handle the case of 12092 // a runtime permission being downgraded to an install one. 12093 // Also in permission review mode we keep dangerous permissions 12094 // for legacy apps 12095 for (int userId : UserManagerService.getInstance().getUserIds()) { 12096 if (origPermissions.getRuntimePermissionState( 12097 perm, userId) != null) { 12098 // Revoke the runtime permission and clear the flags. 12099 origPermissions.revokeRuntimePermission(bp, userId); 12100 origPermissions.updatePermissionFlags(bp, userId, 12101 PackageManager.MASK_PERMISSION_FLAGS, 0); 12102 // If we revoked a permission permission, we have to write. 12103 changedRuntimePermissionUserIds = ArrayUtils.appendInt( 12104 changedRuntimePermissionUserIds, userId); 12105 } 12106 } 12107 // Grant an install permission. 12108 if (permissionsState.grantInstallPermission(bp) != 12109 PermissionsState.PERMISSION_OPERATION_FAILURE) { 12110 changedInstallPermission = true; 12111 } 12112 } break; 12113 12114 case GRANT_RUNTIME: { 12115 // Grant previously granted runtime permissions. 12116 for (int userId : UserManagerService.getInstance().getUserIds()) { 12117 PermissionState permissionState = origPermissions 12118 .getRuntimePermissionState(perm, userId); 12119 int flags = permissionState != null 12120 ? permissionState.getFlags() : 0; 12121 if (origPermissions.hasRuntimePermission(perm, userId)) { 12122 // Don't propagate the permission in a permission review mode if 12123 // the former was revoked, i.e. marked to not propagate on upgrade. 12124 // Note that in a permission review mode install permissions are 12125 // represented as constantly granted runtime ones since we need to 12126 // keep a per user state associated with the permission. Also the 12127 // revoke on upgrade flag is no longer applicable and is reset. 12128 final boolean revokeOnUpgrade = (flags & PackageManager 12129 .FLAG_PERMISSION_REVOKE_ON_UPGRADE) != 0; 12130 if (revokeOnUpgrade) { 12131 flags &= ~PackageManager.FLAG_PERMISSION_REVOKE_ON_UPGRADE; 12132 // Since we changed the flags, we have to write. 12133 changedRuntimePermissionUserIds = ArrayUtils.appendInt( 12134 changedRuntimePermissionUserIds, userId); 12135 } 12136 if (!mPermissionReviewRequired || !revokeOnUpgrade) { 12137 if (permissionsState.grantRuntimePermission(bp, userId) == 12138 PermissionsState.PERMISSION_OPERATION_FAILURE) { 12139 // If we cannot put the permission as it was, 12140 // we have to write. 12141 changedRuntimePermissionUserIds = ArrayUtils.appendInt( 12142 changedRuntimePermissionUserIds, userId); 12143 } 12144 } 12145 12146 // If the app supports runtime permissions no need for a review. 12147 if (mPermissionReviewRequired 12148 && appSupportsRuntimePermissions 12149 && (flags & PackageManager 12150 .FLAG_PERMISSION_REVIEW_REQUIRED) != 0) { 12151 flags &= ~PackageManager.FLAG_PERMISSION_REVIEW_REQUIRED; 12152 // Since we changed the flags, we have to write. 12153 changedRuntimePermissionUserIds = ArrayUtils.appendInt( 12154 changedRuntimePermissionUserIds, userId); 12155 } 12156 } else if (mPermissionReviewRequired 12157 && !appSupportsRuntimePermissions) { 12158 // For legacy apps that need a permission review, every new 12159 // runtime permission is granted but it is pending a review. 12160 // We also need to review only platform defined runtime 12161 // permissions as these are the only ones the platform knows 12162 // how to disable the API to simulate revocation as legacy 12163 // apps don't expect to run with revoked permissions. 12164 if (PLATFORM_PACKAGE_NAME.equals(bp.getSourcePackageName())) { 12165 if ((flags & FLAG_PERMISSION_REVIEW_REQUIRED) == 0) { 12166 flags |= FLAG_PERMISSION_REVIEW_REQUIRED; 12167 // We changed the flags, hence have to write. 12168 changedRuntimePermissionUserIds = ArrayUtils.appendInt( 12169 changedRuntimePermissionUserIds, userId); 12170 } 12171 } 12172 if (permissionsState.grantRuntimePermission(bp, userId) 12173 != PermissionsState.PERMISSION_OPERATION_FAILURE) { 12174 // We changed the permission, hence have to write. 12175 changedRuntimePermissionUserIds = ArrayUtils.appendInt( 12176 changedRuntimePermissionUserIds, userId); 12177 } 12178 } 12179 // Propagate the permission flags. 12180 permissionsState.updatePermissionFlags(bp, userId, flags, flags); 12181 } 12182 } break; 12183 12184 case GRANT_UPGRADE: { 12185 // Grant runtime permissions for a previously held install permission. 12186 PermissionState permissionState = origPermissions 12187 .getInstallPermissionState(perm); 12188 final int flags = permissionState != null ? permissionState.getFlags() : 0; 12189 12190 if (origPermissions.revokeInstallPermission(bp) 12191 != PermissionsState.PERMISSION_OPERATION_FAILURE) { 12192 // We will be transferring the permission flags, so clear them. 12193 origPermissions.updatePermissionFlags(bp, UserHandle.USER_ALL, 12194 PackageManager.MASK_PERMISSION_FLAGS, 0); 12195 changedInstallPermission = true; 12196 } 12197 12198 // If the permission is not to be promoted to runtime we ignore it and 12199 // also its other flags as they are not applicable to install permissions. 12200 if ((flags & PackageManager.FLAG_PERMISSION_REVOKE_ON_UPGRADE) == 0) { 12201 for (int userId : currentUserIds) { 12202 if (permissionsState.grantRuntimePermission(bp, userId) != 12203 PermissionsState.PERMISSION_OPERATION_FAILURE) { 12204 // Transfer the permission flags. 12205 permissionsState.updatePermissionFlags(bp, userId, 12206 flags, flags); 12207 // If we granted the permission, we have to write. 12208 changedRuntimePermissionUserIds = ArrayUtils.appendInt( 12209 changedRuntimePermissionUserIds, userId); 12210 } 12211 } 12212 } 12213 } break; 12214 12215 default: { 12216 if (packageOfInterest == null 12217 || packageOfInterest.equals(pkg.packageName)) { 12218 if (DEBUG_PERMISSIONS) { 12219 Slog.i(TAG, "Not granting permission " + perm 12220 + " to package " + pkg.packageName 12221 + " because it was previously installed without"); 12222 } 12223 } 12224 } break; 12225 } 12226 } else { 12227 if (permissionsState.revokeInstallPermission(bp) != 12228 PermissionsState.PERMISSION_OPERATION_FAILURE) { 12229 // Also drop the permission flags. 12230 permissionsState.updatePermissionFlags(bp, UserHandle.USER_ALL, 12231 PackageManager.MASK_PERMISSION_FLAGS, 0); 12232 changedInstallPermission = true; 12233 Slog.i(TAG, "Un-granting permission " + perm 12234 + " from package " + pkg.packageName 12235 + " (protectionLevel=" + bp.getProtectionLevel() 12236 + " flags=0x" + Integer.toHexString(pkg.applicationInfo.flags) 12237 + ")"); 12238 } else if (bp.isAppOp()) { 12239 // Don't print warning for app op permissions, since it is fine for them 12240 // not to be granted, there is a UI for the user to decide. 12241 if (DEBUG_PERMISSIONS 12242 && (packageOfInterest == null 12243 || packageOfInterest.equals(pkg.packageName))) { 12244 Slog.i(TAG, "Not granting permission " + perm 12245 + " to package " + pkg.packageName 12246 + " (protectionLevel=" + bp.getProtectionLevel() 12247 + " flags=0x" + Integer.toHexString(pkg.applicationInfo.flags) 12248 + ")"); 12249 } 12250 } 12251 } 12252 } 12253 12254 if ((changedInstallPermission || replace) && !ps.installPermissionsFixed && 12255 !isSystemApp(ps) || isUpdatedSystemApp(ps)){ 12256 // This is the first that we have heard about this package, so the 12257 // permissions we have now selected are fixed until explicitly 12258 // changed. 12259 ps.installPermissionsFixed = true; 12260 } 12261 12262 // Persist the runtime permissions state for users with changes. If permissions 12263 // were revoked because no app in the shared user declares them we have to 12264 // write synchronously to avoid losing runtime permissions state. 12265 for (int userId : changedRuntimePermissionUserIds) { 12266 mSettings.writeRuntimePermissionsForUserLPr(userId, runtimePermissionsRevoked); 12267 } 12268 } 12269 12270 private boolean isNewPlatformPermissionForPackage(String perm, PackageParser.Package pkg) { 12271 boolean allowed = false; 12272 final int NP = PackageParser.NEW_PERMISSIONS.length; 12273 for (int ip=0; ip<NP; ip++) { 12274 final PackageParser.NewPermissionInfo npi 12275 = PackageParser.NEW_PERMISSIONS[ip]; 12276 if (npi.name.equals(perm) 12277 && pkg.applicationInfo.targetSdkVersion < npi.sdkVersion) { 12278 allowed = true; 12279 Log.i(TAG, "Auto-granting " + perm + " to old pkg " 12280 + pkg.packageName); 12281 break; 12282 } 12283 } 12284 return allowed; 12285 } 12286 12287 /** 12288 * Determines whether a package is whitelisted for a particular privapp permission. 12289 * 12290 * <p>Does NOT check whether the package is a privapp, just whether it's whitelisted. 12291 * 12292 * <p>This handles parent/child apps. 12293 */ 12294 private boolean hasPrivappWhitelistEntry(String perm, PackageParser.Package pkg) { 12295 ArraySet<String> wlPermissions = SystemConfig.getInstance() 12296 .getPrivAppPermissions(pkg.packageName); 12297 // Let's check if this package is whitelisted... 12298 boolean whitelisted = wlPermissions != null && wlPermissions.contains(perm); 12299 // If it's not, we'll also tail-recurse to the parent. 12300 return whitelisted || 12301 pkg.parentPackage != null && hasPrivappWhitelistEntry(perm, pkg.parentPackage); 12302 } 12303 12304 private boolean grantSignaturePermission(String perm, PackageParser.Package pkg, 12305 BasePermission bp, PermissionsState origPermissions) { 12306 boolean oemPermission = bp.isOEM(); 12307 boolean privilegedPermission = bp.isPrivileged(); 12308 boolean privappPermissionsDisable = 12309 RoSystemProperties.CONTROL_PRIVAPP_PERMISSIONS_DISABLE; 12310 boolean platformPermission = PLATFORM_PACKAGE_NAME.equals(bp.getSourcePackageName()); 12311 boolean platformPackage = PLATFORM_PACKAGE_NAME.equals(pkg.packageName); 12312 if (!privappPermissionsDisable && privilegedPermission && pkg.isPrivilegedApp() 12313 && !platformPackage && platformPermission) { 12314 if (!hasPrivappWhitelistEntry(perm, pkg)) { 12315 Slog.w(TAG, "Privileged permission " + perm + " for package " 12316 + pkg.packageName + " - not in privapp-permissions whitelist"); 12317 // Only report violations for apps on system image 12318 if (!mSystemReady && !pkg.isUpdatedSystemApp()) { 12319 // it's only a reportable violation if the permission isn't explicitly denied 12320 final ArraySet<String> deniedPermissions = SystemConfig.getInstance() 12321 .getPrivAppDenyPermissions(pkg.packageName); 12322 final boolean permissionViolation = 12323 deniedPermissions == null || !deniedPermissions.contains(perm); 12324 if (permissionViolation 12325 && RoSystemProperties.CONTROL_PRIVAPP_PERMISSIONS_ENFORCE) { 12326 if (mPrivappPermissionsViolations == null) { 12327 mPrivappPermissionsViolations = new ArraySet<>(); 12328 } 12329 mPrivappPermissionsViolations.add(pkg.packageName + ": " + perm); 12330 } else { 12331 return false; 12332 } 12333 } 12334 if (RoSystemProperties.CONTROL_PRIVAPP_PERMISSIONS_ENFORCE) { 12335 return false; 12336 } 12337 } 12338 } 12339 boolean allowed = (compareSignatures( 12340 bp.getSourcePackageSetting().signatures.mSignatures, pkg.mSignatures) 12341 == PackageManager.SIGNATURE_MATCH) 12342 || (compareSignatures(mPlatformPackage.mSignatures, pkg.mSignatures) 12343 == PackageManager.SIGNATURE_MATCH); 12344 if (!allowed && (privilegedPermission || oemPermission)) { 12345 if (isSystemApp(pkg)) { 12346 // For updated system applications, a privileged/oem permission 12347 // is granted only if it had been defined by the original application. 12348 if (pkg.isUpdatedSystemApp()) { 12349 final PackageSetting sysPs = mSettings 12350 .getDisabledSystemPkgLPr(pkg.packageName); 12351 if (sysPs != null && sysPs.getPermissionsState().hasInstallPermission(perm)) { 12352 // If the original was granted this permission, we take 12353 // that grant decision as read and propagate it to the 12354 // update. 12355 if ((privilegedPermission && sysPs.isPrivileged()) 12356 || (oemPermission && sysPs.isOem() 12357 && canGrantOemPermission(sysPs, perm))) { 12358 allowed = true; 12359 } 12360 } else { 12361 // The system apk may have been updated with an older 12362 // version of the one on the data partition, but which 12363 // granted a new system permission that it didn't have 12364 // before. In this case we do want to allow the app to 12365 // now get the new permission if the ancestral apk is 12366 // privileged to get it. 12367 if (sysPs != null && sysPs.pkg != null 12368 && isPackageRequestingPermission(sysPs.pkg, perm) 12369 && ((privilegedPermission && sysPs.isPrivileged()) 12370 || (oemPermission && sysPs.isOem() 12371 && canGrantOemPermission(sysPs, perm)))) { 12372 allowed = true; 12373 } 12374 // Also if a privileged parent package on the system image or any of 12375 // its children requested a privileged/oem permission, the updated child 12376 // packages can also get the permission. 12377 if (pkg.parentPackage != null) { 12378 final PackageSetting disabledSysParentPs = mSettings 12379 .getDisabledSystemPkgLPr(pkg.parentPackage.packageName); 12380 final PackageParser.Package disabledSysParentPkg = 12381 (disabledSysParentPs == null || disabledSysParentPs.pkg == null) 12382 ? null : disabledSysParentPs.pkg; 12383 if (disabledSysParentPkg != null 12384 && ((privilegedPermission && disabledSysParentPs.isPrivileged()) 12385 || (oemPermission && disabledSysParentPs.isOem()))) { 12386 if (isPackageRequestingPermission(disabledSysParentPkg, perm) 12387 && canGrantOemPermission(disabledSysParentPs, perm)) { 12388 allowed = true; 12389 } else if (disabledSysParentPkg.childPackages != null) { 12390 final int count = disabledSysParentPkg.childPackages.size(); 12391 for (int i = 0; i < count; i++) { 12392 final PackageParser.Package disabledSysChildPkg = 12393 disabledSysParentPkg.childPackages.get(i); 12394 final PackageSetting disabledSysChildPs = 12395 mSettings.getDisabledSystemPkgLPr( 12396 disabledSysChildPkg.packageName); 12397 if (isPackageRequestingPermission(disabledSysChildPkg, perm) 12398 && canGrantOemPermission( 12399 disabledSysChildPs, perm)) { 12400 allowed = true; 12401 break; 12402 } 12403 } 12404 } 12405 } 12406 } 12407 } 12408 } else { 12409 allowed = (privilegedPermission && isPrivilegedApp(pkg)) 12410 || (oemPermission && isOemApp(pkg) 12411 && canGrantOemPermission( 12412 mSettings.getPackageLPr(pkg.packageName), perm)); 12413 } 12414 } 12415 } 12416 if (!allowed) { 12417 if (!allowed 12418 && bp.isPre23() 12419 && pkg.applicationInfo.targetSdkVersion < Build.VERSION_CODES.M) { 12420 // If this was a previously normal/dangerous permission that got moved 12421 // to a system permission as part of the runtime permission redesign, then 12422 // we still want to blindly grant it to old apps. 12423 allowed = true; 12424 } 12425 if (!allowed && bp.isInstaller() 12426 && pkg.packageName.equals(mRequiredInstallerPackage)) { 12427 // If this permission is to be granted to the system installer and 12428 // this app is an installer, then it gets the permission. 12429 allowed = true; 12430 } 12431 if (!allowed && bp.isVerifier() 12432 && pkg.packageName.equals(mRequiredVerifierPackage)) { 12433 // If this permission is to be granted to the system verifier and 12434 // this app is a verifier, then it gets the permission. 12435 allowed = true; 12436 } 12437 if (!allowed && bp.isPreInstalled() 12438 && isSystemApp(pkg)) { 12439 // Any pre-installed system app is allowed to get this permission. 12440 allowed = true; 12441 } 12442 if (!allowed && bp.isDevelopment()) { 12443 // For development permissions, a development permission 12444 // is granted only if it was already granted. 12445 allowed = origPermissions.hasInstallPermission(perm); 12446 } 12447 if (!allowed && bp.isSetup() 12448 && pkg.packageName.equals(mSetupWizardPackage)) { 12449 // If this permission is to be granted to the system setup wizard and 12450 // this app is a setup wizard, then it gets the permission. 12451 allowed = true; 12452 } 12453 } 12454 return allowed; 12455 } 12456 12457 private static boolean canGrantOemPermission(PackageSetting ps, String permission) { 12458 if (!ps.isOem()) { 12459 return false; 12460 } 12461 // all oem permissions must explicitly be granted or denied 12462 final Boolean granted = 12463 SystemConfig.getInstance().getOemPermissions(ps.name).get(permission); 12464 if (granted == null) { 12465 throw new IllegalStateException("OEM permission" + permission + " requested by package " 12466 + ps.name + " must be explicitly declared granted or not"); 12467 } 12468 return Boolean.TRUE == granted; 12469 } 12470 12471 private boolean isPackageRequestingPermission(PackageParser.Package pkg, String permission) { 12472 final int permCount = pkg.requestedPermissions.size(); 12473 for (int j = 0; j < permCount; j++) { 12474 String requestedPermission = pkg.requestedPermissions.get(j); 12475 if (permission.equals(requestedPermission)) { 12476 return true; 12477 } 12478 } 12479 return false; 12480 } 12481 12482 final class ActivityIntentResolver 12483 extends IntentResolver<PackageParser.ActivityIntentInfo, ResolveInfo> { 12484 public List<ResolveInfo> queryIntent(Intent intent, String resolvedType, 12485 boolean defaultOnly, int userId) { 12486 if (!sUserManager.exists(userId)) return null; 12487 mFlags = (defaultOnly ? PackageManager.MATCH_DEFAULT_ONLY : 0); 12488 return super.queryIntent(intent, resolvedType, defaultOnly, userId); 12489 } 12490 12491 public List<ResolveInfo> queryIntent(Intent intent, String resolvedType, int flags, 12492 int userId) { 12493 if (!sUserManager.exists(userId)) return null; 12494 mFlags = flags; 12495 return super.queryIntent(intent, resolvedType, 12496 (flags & PackageManager.MATCH_DEFAULT_ONLY) != 0, 12497 userId); 12498 } 12499 12500 public List<ResolveInfo> queryIntentForPackage(Intent intent, String resolvedType, 12501 int flags, ArrayList<PackageParser.Activity> packageActivities, int userId) { 12502 if (!sUserManager.exists(userId)) return null; 12503 if (packageActivities == null) { 12504 return null; 12505 } 12506 mFlags = flags; 12507 final boolean defaultOnly = (flags & PackageManager.MATCH_DEFAULT_ONLY) != 0; 12508 final int N = packageActivities.size(); 12509 ArrayList<PackageParser.ActivityIntentInfo[]> listCut = 12510 new ArrayList<PackageParser.ActivityIntentInfo[]>(N); 12511 12512 ArrayList<PackageParser.ActivityIntentInfo> intentFilters; 12513 for (int i = 0; i < N; ++i) { 12514 intentFilters = packageActivities.get(i).intents; 12515 if (intentFilters != null && intentFilters.size() > 0) { 12516 PackageParser.ActivityIntentInfo[] array = 12517 new PackageParser.ActivityIntentInfo[intentFilters.size()]; 12518 intentFilters.toArray(array); 12519 listCut.add(array); 12520 } 12521 } 12522 return super.queryIntentFromList(intent, resolvedType, defaultOnly, listCut, userId); 12523 } 12524 12525 /** 12526 * Finds a privileged activity that matches the specified activity names. 12527 */ 12528 private PackageParser.Activity findMatchingActivity( 12529 List<PackageParser.Activity> activityList, ActivityInfo activityInfo) { 12530 for (PackageParser.Activity sysActivity : activityList) { 12531 if (sysActivity.info.name.equals(activityInfo.name)) { 12532 return sysActivity; 12533 } 12534 if (sysActivity.info.name.equals(activityInfo.targetActivity)) { 12535 return sysActivity; 12536 } 12537 if (sysActivity.info.targetActivity != null) { 12538 if (sysActivity.info.targetActivity.equals(activityInfo.name)) { 12539 return sysActivity; 12540 } 12541 if (sysActivity.info.targetActivity.equals(activityInfo.targetActivity)) { 12542 return sysActivity; 12543 } 12544 } 12545 } 12546 return null; 12547 } 12548 12549 public class IterGenerator<E> { 12550 public Iterator<E> generate(ActivityIntentInfo info) { 12551 return null; 12552 } 12553 } 12554 12555 public class ActionIterGenerator extends IterGenerator<String> { 12556 @Override 12557 public Iterator<String> generate(ActivityIntentInfo info) { 12558 return info.actionsIterator(); 12559 } 12560 } 12561 12562 public class CategoriesIterGenerator extends IterGenerator<String> { 12563 @Override 12564 public Iterator<String> generate(ActivityIntentInfo info) { 12565 return info.categoriesIterator(); 12566 } 12567 } 12568 12569 public class SchemesIterGenerator extends IterGenerator<String> { 12570 @Override 12571 public Iterator<String> generate(ActivityIntentInfo info) { 12572 return info.schemesIterator(); 12573 } 12574 } 12575 12576 public class AuthoritiesIterGenerator extends IterGenerator<IntentFilter.AuthorityEntry> { 12577 @Override 12578 public Iterator<IntentFilter.AuthorityEntry> generate(ActivityIntentInfo info) { 12579 return info.authoritiesIterator(); 12580 } 12581 } 12582 12583 /** 12584 * <em>WARNING</em> for performance reasons, the passed in intentList WILL BE 12585 * MODIFIED. Do not pass in a list that should not be changed. 12586 */ 12587 private <T> void getIntentListSubset(List<ActivityIntentInfo> intentList, 12588 IterGenerator<T> generator, Iterator<T> searchIterator) { 12589 // loop through the set of actions; every one must be found in the intent filter 12590 while (searchIterator.hasNext()) { 12591 // we must have at least one filter in the list to consider a match 12592 if (intentList.size() == 0) { 12593 break; 12594 } 12595 12596 final T searchAction = searchIterator.next(); 12597 12598 // loop through the set of intent filters 12599 final Iterator<ActivityIntentInfo> intentIter = intentList.iterator(); 12600 while (intentIter.hasNext()) { 12601 final ActivityIntentInfo intentInfo = intentIter.next(); 12602 boolean selectionFound = false; 12603 12604 // loop through the intent filter's selection criteria; at least one 12605 // of them must match the searched criteria 12606 final Iterator<T> intentSelectionIter = generator.generate(intentInfo); 12607 while (intentSelectionIter != null && intentSelectionIter.hasNext()) { 12608 final T intentSelection = intentSelectionIter.next(); 12609 if (intentSelection != null && intentSelection.equals(searchAction)) { 12610 selectionFound = true; 12611 break; 12612 } 12613 } 12614 12615 // the selection criteria wasn't found in this filter's set; this filter 12616 // is not a potential match 12617 if (!selectionFound) { 12618 intentIter.remove(); 12619 } 12620 } 12621 } 12622 } 12623 12624 private boolean isProtectedAction(ActivityIntentInfo filter) { 12625 final Iterator<String> actionsIter = filter.actionsIterator(); 12626 while (actionsIter != null && actionsIter.hasNext()) { 12627 final String filterAction = actionsIter.next(); 12628 if (PROTECTED_ACTIONS.contains(filterAction)) { 12629 return true; 12630 } 12631 } 12632 return false; 12633 } 12634 12635 /** 12636 * Adjusts the priority of the given intent filter according to policy. 12637 * <p> 12638 * <ul> 12639 * <li>The priority for non privileged applications is capped to '0'</li> 12640 * <li>The priority for protected actions on privileged applications is capped to '0'</li> 12641 * <li>The priority for unbundled updates to privileged applications is capped to the 12642 * priority defined on the system partition</li> 12643 * </ul> 12644 * <p> 12645 * <em>NOTE:</em> There is one exception. For security reasons, the setup wizard is 12646 * allowed to obtain any priority on any action. 12647 */ 12648 private void adjustPriority( 12649 List<PackageParser.Activity> systemActivities, ActivityIntentInfo intent) { 12650 // nothing to do; priority is fine as-is 12651 if (intent.getPriority() <= 0) { 12652 return; 12653 } 12654 12655 final ActivityInfo activityInfo = intent.activity.info; 12656 final ApplicationInfo applicationInfo = activityInfo.applicationInfo; 12657 12658 final boolean privilegedApp = 12659 ((applicationInfo.privateFlags & ApplicationInfo.PRIVATE_FLAG_PRIVILEGED) != 0); 12660 if (!privilegedApp) { 12661 // non-privileged applications can never define a priority >0 12662 if (DEBUG_FILTERS) { 12663 Slog.i(TAG, "Non-privileged app; cap priority to 0;" 12664 + " package: " + applicationInfo.packageName 12665 + " activity: " + intent.activity.className 12666 + " origPrio: " + intent.getPriority()); 12667 } 12668 intent.setPriority(0); 12669 return; 12670 } 12671 12672 if (systemActivities == null) { 12673 // the system package is not disabled; we're parsing the system partition 12674 if (isProtectedAction(intent)) { 12675 if (mDeferProtectedFilters) { 12676 // We can't deal with these just yet. No component should ever obtain a 12677 // >0 priority for a protected actions, with ONE exception -- the setup 12678 // wizard. The setup wizard, however, cannot be known until we're able to 12679 // query it for the category CATEGORY_SETUP_WIZARD. Which we can't do 12680 // until all intent filters have been processed. Chicken, meet egg. 12681 // Let the filter temporarily have a high priority and rectify the 12682 // priorities after all system packages have been scanned. 12683 mProtectedFilters.add(intent); 12684 if (DEBUG_FILTERS) { 12685 Slog.i(TAG, "Protected action; save for later;" 12686 + " package: " + applicationInfo.packageName 12687 + " activity: " + intent.activity.className 12688 + " origPrio: " + intent.getPriority()); 12689 } 12690 return; 12691 } else { 12692 if (DEBUG_FILTERS && mSetupWizardPackage == null) { 12693 Slog.i(TAG, "No setup wizard;" 12694 + " All protected intents capped to priority 0"); 12695 } 12696 if (intent.activity.info.packageName.equals(mSetupWizardPackage)) { 12697 if (DEBUG_FILTERS) { 12698 Slog.i(TAG, "Found setup wizard;" 12699 + " allow priority " + intent.getPriority() + ";" 12700 + " package: " + intent.activity.info.packageName 12701 + " activity: " + intent.activity.className 12702 + " priority: " + intent.getPriority()); 12703 } 12704 // setup wizard gets whatever it wants 12705 return; 12706 } 12707 if (DEBUG_FILTERS) { 12708 Slog.i(TAG, "Protected action; cap priority to 0;" 12709 + " package: " + intent.activity.info.packageName 12710 + " activity: " + intent.activity.className 12711 + " origPrio: " + intent.getPriority()); 12712 } 12713 intent.setPriority(0); 12714 return; 12715 } 12716 } 12717 // privileged apps on the system image get whatever priority they request 12718 return; 12719 } 12720 12721 // privileged app unbundled update ... try to find the same activity 12722 final PackageParser.Activity foundActivity = 12723 findMatchingActivity(systemActivities, activityInfo); 12724 if (foundActivity == null) { 12725 // this is a new activity; it cannot obtain >0 priority 12726 if (DEBUG_FILTERS) { 12727 Slog.i(TAG, "New activity; cap priority to 0;" 12728 + " package: " + applicationInfo.packageName 12729 + " activity: " + intent.activity.className 12730 + " origPrio: " + intent.getPriority()); 12731 } 12732 intent.setPriority(0); 12733 return; 12734 } 12735 12736 // found activity, now check for filter equivalence 12737 12738 // a shallow copy is enough; we modify the list, not its contents 12739 final List<ActivityIntentInfo> intentListCopy = 12740 new ArrayList<>(foundActivity.intents); 12741 final List<ActivityIntentInfo> foundFilters = findFilters(intent); 12742 12743 // find matching action subsets 12744 final Iterator<String> actionsIterator = intent.actionsIterator(); 12745 if (actionsIterator != null) { 12746 getIntentListSubset( 12747 intentListCopy, new ActionIterGenerator(), actionsIterator); 12748 if (intentListCopy.size() == 0) { 12749 // no more intents to match; we're not equivalent 12750 if (DEBUG_FILTERS) { 12751 Slog.i(TAG, "Mismatched action; cap priority to 0;" 12752 + " package: " + applicationInfo.packageName 12753 + " activity: " + intent.activity.className 12754 + " origPrio: " + intent.getPriority()); 12755 } 12756 intent.setPriority(0); 12757 return; 12758 } 12759 } 12760 12761 // find matching category subsets 12762 final Iterator<String> categoriesIterator = intent.categoriesIterator(); 12763 if (categoriesIterator != null) { 12764 getIntentListSubset(intentListCopy, new CategoriesIterGenerator(), 12765 categoriesIterator); 12766 if (intentListCopy.size() == 0) { 12767 // no more intents to match; we're not equivalent 12768 if (DEBUG_FILTERS) { 12769 Slog.i(TAG, "Mismatched category; cap priority to 0;" 12770 + " package: " + applicationInfo.packageName 12771 + " activity: " + intent.activity.className 12772 + " origPrio: " + intent.getPriority()); 12773 } 12774 intent.setPriority(0); 12775 return; 12776 } 12777 } 12778 12779 // find matching schemes subsets 12780 final Iterator<String> schemesIterator = intent.schemesIterator(); 12781 if (schemesIterator != null) { 12782 getIntentListSubset(intentListCopy, new SchemesIterGenerator(), 12783 schemesIterator); 12784 if (intentListCopy.size() == 0) { 12785 // no more intents to match; we're not equivalent 12786 if (DEBUG_FILTERS) { 12787 Slog.i(TAG, "Mismatched scheme; cap priority to 0;" 12788 + " package: " + applicationInfo.packageName 12789 + " activity: " + intent.activity.className 12790 + " origPrio: " + intent.getPriority()); 12791 } 12792 intent.setPriority(0); 12793 return; 12794 } 12795 } 12796 12797 // find matching authorities subsets 12798 final Iterator<IntentFilter.AuthorityEntry> 12799 authoritiesIterator = intent.authoritiesIterator(); 12800 if (authoritiesIterator != null) { 12801 getIntentListSubset(intentListCopy, 12802 new AuthoritiesIterGenerator(), 12803 authoritiesIterator); 12804 if (intentListCopy.size() == 0) { 12805 // no more intents to match; we're not equivalent 12806 if (DEBUG_FILTERS) { 12807 Slog.i(TAG, "Mismatched authority; cap priority to 0;" 12808 + " package: " + applicationInfo.packageName 12809 + " activity: " + intent.activity.className 12810 + " origPrio: " + intent.getPriority()); 12811 } 12812 intent.setPriority(0); 12813 return; 12814 } 12815 } 12816 12817 // we found matching filter(s); app gets the max priority of all intents 12818 int cappedPriority = 0; 12819 for (int i = intentListCopy.size() - 1; i >= 0; --i) { 12820 cappedPriority = Math.max(cappedPriority, intentListCopy.get(i).getPriority()); 12821 } 12822 if (intent.getPriority() > cappedPriority) { 12823 if (DEBUG_FILTERS) { 12824 Slog.i(TAG, "Found matching filter(s);" 12825 + " cap priority to " + cappedPriority + ";" 12826 + " package: " + applicationInfo.packageName 12827 + " activity: " + intent.activity.className 12828 + " origPrio: " + intent.getPriority()); 12829 } 12830 intent.setPriority(cappedPriority); 12831 return; 12832 } 12833 // all this for nothing; the requested priority was <= what was on the system 12834 } 12835 12836 public final void addActivity(PackageParser.Activity a, String type) { 12837 mActivities.put(a.getComponentName(), a); 12838 if (DEBUG_SHOW_INFO) 12839 Log.v( 12840 TAG, " " + type + " " + 12841 (a.info.nonLocalizedLabel != null ? a.info.nonLocalizedLabel : a.info.name) + ":"); 12842 if (DEBUG_SHOW_INFO) 12843 Log.v(TAG, " Class=" + a.info.name); 12844 final int NI = a.intents.size(); 12845 for (int j=0; j<NI; j++) { 12846 PackageParser.ActivityIntentInfo intent = a.intents.get(j); 12847 if ("activity".equals(type)) { 12848 final PackageSetting ps = 12849 mSettings.getDisabledSystemPkgLPr(intent.activity.info.packageName); 12850 final List<PackageParser.Activity> systemActivities = 12851 ps != null && ps.pkg != null ? ps.pkg.activities : null; 12852 adjustPriority(systemActivities, intent); 12853 } 12854 if (DEBUG_SHOW_INFO) { 12855 Log.v(TAG, " IntentFilter:"); 12856 intent.dump(new LogPrinter(Log.VERBOSE, TAG), " "); 12857 } 12858 if (!intent.debugCheck()) { 12859 Log.w(TAG, "==> For Activity " + a.info.name); 12860 } 12861 addFilter(intent); 12862 } 12863 } 12864 12865 public final void removeActivity(PackageParser.Activity a, String type) { 12866 mActivities.remove(a.getComponentName()); 12867 if (DEBUG_SHOW_INFO) { 12868 Log.v(TAG, " " + type + " " 12869 + (a.info.nonLocalizedLabel != null ? a.info.nonLocalizedLabel 12870 : a.info.name) + ":"); 12871 Log.v(TAG, " Class=" + a.info.name); 12872 } 12873 final int NI = a.intents.size(); 12874 for (int j=0; j<NI; j++) { 12875 PackageParser.ActivityIntentInfo intent = a.intents.get(j); 12876 if (DEBUG_SHOW_INFO) { 12877 Log.v(TAG, " IntentFilter:"); 12878 intent.dump(new LogPrinter(Log.VERBOSE, TAG), " "); 12879 } 12880 removeFilter(intent); 12881 } 12882 } 12883 12884 @Override 12885 protected boolean allowFilterResult( 12886 PackageParser.ActivityIntentInfo filter, List<ResolveInfo> dest) { 12887 ActivityInfo filterAi = filter.activity.info; 12888 for (int i=dest.size()-1; i>=0; i--) { 12889 ActivityInfo destAi = dest.get(i).activityInfo; 12890 if (destAi.name == filterAi.name 12891 && destAi.packageName == filterAi.packageName) { 12892 return false; 12893 } 12894 } 12895 return true; 12896 } 12897 12898 @Override 12899 protected ActivityIntentInfo[] newArray(int size) { 12900 return new ActivityIntentInfo[size]; 12901 } 12902 12903 @Override 12904 protected boolean isFilterStopped(PackageParser.ActivityIntentInfo filter, int userId) { 12905 if (!sUserManager.exists(userId)) return true; 12906 PackageParser.Package p = filter.activity.owner; 12907 if (p != null) { 12908 PackageSetting ps = (PackageSetting)p.mExtras; 12909 if (ps != null) { 12910 // System apps are never considered stopped for purposes of 12911 // filtering, because there may be no way for the user to 12912 // actually re-launch them. 12913 return (ps.pkgFlags&ApplicationInfo.FLAG_SYSTEM) == 0 12914 && ps.getStopped(userId); 12915 } 12916 } 12917 return false; 12918 } 12919 12920 @Override 12921 protected boolean isPackageForFilter(String packageName, 12922 PackageParser.ActivityIntentInfo info) { 12923 return packageName.equals(info.activity.owner.packageName); 12924 } 12925 12926 @Override 12927 protected ResolveInfo newResult(PackageParser.ActivityIntentInfo info, 12928 int match, int userId) { 12929 if (!sUserManager.exists(userId)) return null; 12930 if (!mSettings.isEnabledAndMatchLPr(info.activity.info, mFlags, userId)) { 12931 return null; 12932 } 12933 final PackageParser.Activity activity = info.activity; 12934 PackageSetting ps = (PackageSetting) activity.owner.mExtras; 12935 if (ps == null) { 12936 return null; 12937 } 12938 final PackageUserState userState = ps.readUserState(userId); 12939 ActivityInfo ai = 12940 PackageParser.generateActivityInfo(activity, mFlags, userState, userId); 12941 if (ai == null) { 12942 return null; 12943 } 12944 final boolean matchExplicitlyVisibleOnly = 12945 (mFlags & PackageManager.MATCH_EXPLICITLY_VISIBLE_ONLY) != 0; 12946 final boolean matchVisibleToInstantApp = 12947 (mFlags & PackageManager.MATCH_VISIBLE_TO_INSTANT_APP_ONLY) != 0; 12948 final boolean componentVisible = 12949 matchVisibleToInstantApp 12950 && info.isVisibleToInstantApp() 12951 && (!matchExplicitlyVisibleOnly || info.isExplicitlyVisibleToInstantApp()); 12952 final boolean matchInstantApp = (mFlags & PackageManager.MATCH_INSTANT) != 0; 12953 // throw out filters that aren't visible to ephemeral apps 12954 if (matchVisibleToInstantApp && !(componentVisible || userState.instantApp)) { 12955 return null; 12956 } 12957 // throw out instant app filters if we're not explicitly requesting them 12958 if (!matchInstantApp && userState.instantApp) { 12959 return null; 12960 } 12961 // throw out instant app filters if updates are available; will trigger 12962 // instant app resolution 12963 if (userState.instantApp && ps.isUpdateAvailable()) { 12964 return null; 12965 } 12966 final ResolveInfo res = new ResolveInfo(); 12967 res.activityInfo = ai; 12968 if ((mFlags&PackageManager.GET_RESOLVED_FILTER) != 0) { 12969 res.filter = info; 12970 } 12971 if (info != null) { 12972 res.handleAllWebDataURI = info.handleAllWebDataURI(); 12973 } 12974 res.priority = info.getPriority(); 12975 res.preferredOrder = activity.owner.mPreferredOrder; 12976 //System.out.println("Result: " + res.activityInfo.className + 12977 // " = " + res.priority); 12978 res.match = match; 12979 res.isDefault = info.hasDefault; 12980 res.labelRes = info.labelRes; 12981 res.nonLocalizedLabel = info.nonLocalizedLabel; 12982 if (userNeedsBadging(userId)) { 12983 res.noResourceId = true; 12984 } else { 12985 res.icon = info.icon; 12986 } 12987 res.iconResourceId = info.icon; 12988 res.system = res.activityInfo.applicationInfo.isSystemApp(); 12989 res.isInstantAppAvailable = userState.instantApp; 12990 return res; 12991 } 12992 12993 @Override 12994 protected void sortResults(List<ResolveInfo> results) { 12995 Collections.sort(results, mResolvePrioritySorter); 12996 } 12997 12998 @Override 12999 protected void dumpFilter(PrintWriter out, String prefix, 13000 PackageParser.ActivityIntentInfo filter) { 13001 out.print(prefix); out.print( 13002 Integer.toHexString(System.identityHashCode(filter.activity))); 13003 out.print(' '); 13004 filter.activity.printComponentShortName(out); 13005 out.print(" filter "); 13006 out.println(Integer.toHexString(System.identityHashCode(filter))); 13007 } 13008 13009 @Override 13010 protected Object filterToLabel(PackageParser.ActivityIntentInfo filter) { 13011 return filter.activity; 13012 } 13013 13014 protected void dumpFilterLabel(PrintWriter out, String prefix, Object label, int count) { 13015 PackageParser.Activity activity = (PackageParser.Activity)label; 13016 out.print(prefix); out.print( 13017 Integer.toHexString(System.identityHashCode(activity))); 13018 out.print(' '); 13019 activity.printComponentShortName(out); 13020 if (count > 1) { 13021 out.print(" ("); out.print(count); out.print(" filters)"); 13022 } 13023 out.println(); 13024 } 13025 13026 // Keys are String (activity class name), values are Activity. 13027 private final ArrayMap<ComponentName, PackageParser.Activity> mActivities 13028 = new ArrayMap<ComponentName, PackageParser.Activity>(); 13029 private int mFlags; 13030 } 13031 13032 private final class ServiceIntentResolver 13033 extends IntentResolver<PackageParser.ServiceIntentInfo, ResolveInfo> { 13034 public List<ResolveInfo> queryIntent(Intent intent, String resolvedType, 13035 boolean defaultOnly, int userId) { 13036 mFlags = defaultOnly ? PackageManager.MATCH_DEFAULT_ONLY : 0; 13037 return super.queryIntent(intent, resolvedType, defaultOnly, userId); 13038 } 13039 13040 public List<ResolveInfo> queryIntent(Intent intent, String resolvedType, int flags, 13041 int userId) { 13042 if (!sUserManager.exists(userId)) return null; 13043 mFlags = flags; 13044 return super.queryIntent(intent, resolvedType, 13045 (flags & PackageManager.MATCH_DEFAULT_ONLY) != 0, 13046 userId); 13047 } 13048 13049 public List<ResolveInfo> queryIntentForPackage(Intent intent, String resolvedType, 13050 int flags, ArrayList<PackageParser.Service> packageServices, int userId) { 13051 if (!sUserManager.exists(userId)) return null; 13052 if (packageServices == null) { 13053 return null; 13054 } 13055 mFlags = flags; 13056 final boolean defaultOnly = (flags&PackageManager.MATCH_DEFAULT_ONLY) != 0; 13057 final int N = packageServices.size(); 13058 ArrayList<PackageParser.ServiceIntentInfo[]> listCut = 13059 new ArrayList<PackageParser.ServiceIntentInfo[]>(N); 13060 13061 ArrayList<PackageParser.ServiceIntentInfo> intentFilters; 13062 for (int i = 0; i < N; ++i) { 13063 intentFilters = packageServices.get(i).intents; 13064 if (intentFilters != null && intentFilters.size() > 0) { 13065 PackageParser.ServiceIntentInfo[] array = 13066 new PackageParser.ServiceIntentInfo[intentFilters.size()]; 13067 intentFilters.toArray(array); 13068 listCut.add(array); 13069 } 13070 } 13071 return super.queryIntentFromList(intent, resolvedType, defaultOnly, listCut, userId); 13072 } 13073 13074 public final void addService(PackageParser.Service s) { 13075 mServices.put(s.getComponentName(), s); 13076 if (DEBUG_SHOW_INFO) { 13077 Log.v(TAG, " " 13078 + (s.info.nonLocalizedLabel != null 13079 ? s.info.nonLocalizedLabel : s.info.name) + ":"); 13080 Log.v(TAG, " Class=" + s.info.name); 13081 } 13082 final int NI = s.intents.size(); 13083 int j; 13084 for (j=0; j<NI; j++) { 13085 PackageParser.ServiceIntentInfo intent = s.intents.get(j); 13086 if (DEBUG_SHOW_INFO) { 13087 Log.v(TAG, " IntentFilter:"); 13088 intent.dump(new LogPrinter(Log.VERBOSE, TAG), " "); 13089 } 13090 if (!intent.debugCheck()) { 13091 Log.w(TAG, "==> For Service " + s.info.name); 13092 } 13093 addFilter(intent); 13094 } 13095 } 13096 13097 public final void removeService(PackageParser.Service s) { 13098 mServices.remove(s.getComponentName()); 13099 if (DEBUG_SHOW_INFO) { 13100 Log.v(TAG, " " + (s.info.nonLocalizedLabel != null 13101 ? s.info.nonLocalizedLabel : s.info.name) + ":"); 13102 Log.v(TAG, " Class=" + s.info.name); 13103 } 13104 final int NI = s.intents.size(); 13105 int j; 13106 for (j=0; j<NI; j++) { 13107 PackageParser.ServiceIntentInfo intent = s.intents.get(j); 13108 if (DEBUG_SHOW_INFO) { 13109 Log.v(TAG, " IntentFilter:"); 13110 intent.dump(new LogPrinter(Log.VERBOSE, TAG), " "); 13111 } 13112 removeFilter(intent); 13113 } 13114 } 13115 13116 @Override 13117 protected boolean allowFilterResult( 13118 PackageParser.ServiceIntentInfo filter, List<ResolveInfo> dest) { 13119 ServiceInfo filterSi = filter.service.info; 13120 for (int i=dest.size()-1; i>=0; i--) { 13121 ServiceInfo destAi = dest.get(i).serviceInfo; 13122 if (destAi.name == filterSi.name 13123 && destAi.packageName == filterSi.packageName) { 13124 return false; 13125 } 13126 } 13127 return true; 13128 } 13129 13130 @Override 13131 protected PackageParser.ServiceIntentInfo[] newArray(int size) { 13132 return new PackageParser.ServiceIntentInfo[size]; 13133 } 13134 13135 @Override 13136 protected boolean isFilterStopped(PackageParser.ServiceIntentInfo filter, int userId) { 13137 if (!sUserManager.exists(userId)) return true; 13138 PackageParser.Package p = filter.service.owner; 13139 if (p != null) { 13140 PackageSetting ps = (PackageSetting)p.mExtras; 13141 if (ps != null) { 13142 // System apps are never considered stopped for purposes of 13143 // filtering, because there may be no way for the user to 13144 // actually re-launch them. 13145 return (ps.pkgFlags & ApplicationInfo.FLAG_SYSTEM) == 0 13146 && ps.getStopped(userId); 13147 } 13148 } 13149 return false; 13150 } 13151 13152 @Override 13153 protected boolean isPackageForFilter(String packageName, 13154 PackageParser.ServiceIntentInfo info) { 13155 return packageName.equals(info.service.owner.packageName); 13156 } 13157 13158 @Override 13159 protected ResolveInfo newResult(PackageParser.ServiceIntentInfo filter, 13160 int match, int userId) { 13161 if (!sUserManager.exists(userId)) return null; 13162 final PackageParser.ServiceIntentInfo info = (PackageParser.ServiceIntentInfo)filter; 13163 if (!mSettings.isEnabledAndMatchLPr(info.service.info, mFlags, userId)) { 13164 return null; 13165 } 13166 final PackageParser.Service service = info.service; 13167 PackageSetting ps = (PackageSetting) service.owner.mExtras; 13168 if (ps == null) { 13169 return null; 13170 } 13171 final PackageUserState userState = ps.readUserState(userId); 13172 ServiceInfo si = PackageParser.generateServiceInfo(service, mFlags, 13173 userState, userId); 13174 if (si == null) { 13175 return null; 13176 } 13177 final boolean matchVisibleToInstantApp = 13178 (mFlags & PackageManager.MATCH_VISIBLE_TO_INSTANT_APP_ONLY) != 0; 13179 final boolean isInstantApp = (mFlags & PackageManager.MATCH_INSTANT) != 0; 13180 // throw out filters that aren't visible to ephemeral apps 13181 if (matchVisibleToInstantApp 13182 && !(info.isVisibleToInstantApp() || userState.instantApp)) { 13183 return null; 13184 } 13185 // throw out ephemeral filters if we're not explicitly requesting them 13186 if (!isInstantApp && userState.instantApp) { 13187 return null; 13188 } 13189 // throw out instant app filters if updates are available; will trigger 13190 // instant app resolution 13191 if (userState.instantApp && ps.isUpdateAvailable()) { 13192 return null; 13193 } 13194 final ResolveInfo res = new ResolveInfo(); 13195 res.serviceInfo = si; 13196 if ((mFlags&PackageManager.GET_RESOLVED_FILTER) != 0) { 13197 res.filter = filter; 13198 } 13199 res.priority = info.getPriority(); 13200 res.preferredOrder = service.owner.mPreferredOrder; 13201 res.match = match; 13202 res.isDefault = info.hasDefault; 13203 res.labelRes = info.labelRes; 13204 res.nonLocalizedLabel = info.nonLocalizedLabel; 13205 res.icon = info.icon; 13206 res.system = res.serviceInfo.applicationInfo.isSystemApp(); 13207 return res; 13208 } 13209 13210 @Override 13211 protected void sortResults(List<ResolveInfo> results) { 13212 Collections.sort(results, mResolvePrioritySorter); 13213 } 13214 13215 @Override 13216 protected void dumpFilter(PrintWriter out, String prefix, 13217 PackageParser.ServiceIntentInfo filter) { 13218 out.print(prefix); out.print( 13219 Integer.toHexString(System.identityHashCode(filter.service))); 13220 out.print(' '); 13221 filter.service.printComponentShortName(out); 13222 out.print(" filter "); 13223 out.println(Integer.toHexString(System.identityHashCode(filter))); 13224 } 13225 13226 @Override 13227 protected Object filterToLabel(PackageParser.ServiceIntentInfo filter) { 13228 return filter.service; 13229 } 13230 13231 protected void dumpFilterLabel(PrintWriter out, String prefix, Object label, int count) { 13232 PackageParser.Service service = (PackageParser.Service)label; 13233 out.print(prefix); out.print( 13234 Integer.toHexString(System.identityHashCode(service))); 13235 out.print(' '); 13236 service.printComponentShortName(out); 13237 if (count > 1) { 13238 out.print(" ("); out.print(count); out.print(" filters)"); 13239 } 13240 out.println(); 13241 } 13242 13243// List<ResolveInfo> filterEnabled(List<ResolveInfo> resolveInfoList) { 13244// final Iterator<ResolveInfo> i = resolveInfoList.iterator(); 13245// final List<ResolveInfo> retList = Lists.newArrayList(); 13246// while (i.hasNext()) { 13247// final ResolveInfo resolveInfo = (ResolveInfo) i; 13248// if (isEnabledLP(resolveInfo.serviceInfo)) { 13249// retList.add(resolveInfo); 13250// } 13251// } 13252// return retList; 13253// } 13254 13255 // Keys are String (activity class name), values are Activity. 13256 private final ArrayMap<ComponentName, PackageParser.Service> mServices 13257 = new ArrayMap<ComponentName, PackageParser.Service>(); 13258 private int mFlags; 13259 } 13260 13261 private final class ProviderIntentResolver 13262 extends IntentResolver<PackageParser.ProviderIntentInfo, ResolveInfo> { 13263 public List<ResolveInfo> queryIntent(Intent intent, String resolvedType, 13264 boolean defaultOnly, int userId) { 13265 mFlags = defaultOnly ? PackageManager.MATCH_DEFAULT_ONLY : 0; 13266 return super.queryIntent(intent, resolvedType, defaultOnly, userId); 13267 } 13268 13269 public List<ResolveInfo> queryIntent(Intent intent, String resolvedType, int flags, 13270 int userId) { 13271 if (!sUserManager.exists(userId)) 13272 return null; 13273 mFlags = flags; 13274 return super.queryIntent(intent, resolvedType, 13275 (flags & PackageManager.MATCH_DEFAULT_ONLY) != 0, 13276 userId); 13277 } 13278 13279 public List<ResolveInfo> queryIntentForPackage(Intent intent, String resolvedType, 13280 int flags, ArrayList<PackageParser.Provider> packageProviders, int userId) { 13281 if (!sUserManager.exists(userId)) 13282 return null; 13283 if (packageProviders == null) { 13284 return null; 13285 } 13286 mFlags = flags; 13287 final boolean defaultOnly = (flags & PackageManager.MATCH_DEFAULT_ONLY) != 0; 13288 final int N = packageProviders.size(); 13289 ArrayList<PackageParser.ProviderIntentInfo[]> listCut = 13290 new ArrayList<PackageParser.ProviderIntentInfo[]>(N); 13291 13292 ArrayList<PackageParser.ProviderIntentInfo> intentFilters; 13293 for (int i = 0; i < N; ++i) { 13294 intentFilters = packageProviders.get(i).intents; 13295 if (intentFilters != null && intentFilters.size() > 0) { 13296 PackageParser.ProviderIntentInfo[] array = 13297 new PackageParser.ProviderIntentInfo[intentFilters.size()]; 13298 intentFilters.toArray(array); 13299 listCut.add(array); 13300 } 13301 } 13302 return super.queryIntentFromList(intent, resolvedType, defaultOnly, listCut, userId); 13303 } 13304 13305 public final void addProvider(PackageParser.Provider p) { 13306 if (mProviders.containsKey(p.getComponentName())) { 13307 Slog.w(TAG, "Provider " + p.getComponentName() + " already defined; ignoring"); 13308 return; 13309 } 13310 13311 mProviders.put(p.getComponentName(), p); 13312 if (DEBUG_SHOW_INFO) { 13313 Log.v(TAG, " " 13314 + (p.info.nonLocalizedLabel != null 13315 ? p.info.nonLocalizedLabel : p.info.name) + ":"); 13316 Log.v(TAG, " Class=" + p.info.name); 13317 } 13318 final int NI = p.intents.size(); 13319 int j; 13320 for (j = 0; j < NI; j++) { 13321 PackageParser.ProviderIntentInfo intent = p.intents.get(j); 13322 if (DEBUG_SHOW_INFO) { 13323 Log.v(TAG, " IntentFilter:"); 13324 intent.dump(new LogPrinter(Log.VERBOSE, TAG), " "); 13325 } 13326 if (!intent.debugCheck()) { 13327 Log.w(TAG, "==> For Provider " + p.info.name); 13328 } 13329 addFilter(intent); 13330 } 13331 } 13332 13333 public final void removeProvider(PackageParser.Provider p) { 13334 mProviders.remove(p.getComponentName()); 13335 if (DEBUG_SHOW_INFO) { 13336 Log.v(TAG, " " + (p.info.nonLocalizedLabel != null 13337 ? p.info.nonLocalizedLabel : p.info.name) + ":"); 13338 Log.v(TAG, " Class=" + p.info.name); 13339 } 13340 final int NI = p.intents.size(); 13341 int j; 13342 for (j = 0; j < NI; j++) { 13343 PackageParser.ProviderIntentInfo intent = p.intents.get(j); 13344 if (DEBUG_SHOW_INFO) { 13345 Log.v(TAG, " IntentFilter:"); 13346 intent.dump(new LogPrinter(Log.VERBOSE, TAG), " "); 13347 } 13348 removeFilter(intent); 13349 } 13350 } 13351 13352 @Override 13353 protected boolean allowFilterResult( 13354 PackageParser.ProviderIntentInfo filter, List<ResolveInfo> dest) { 13355 ProviderInfo filterPi = filter.provider.info; 13356 for (int i = dest.size() - 1; i >= 0; i--) { 13357 ProviderInfo destPi = dest.get(i).providerInfo; 13358 if (destPi.name == filterPi.name 13359 && destPi.packageName == filterPi.packageName) { 13360 return false; 13361 } 13362 } 13363 return true; 13364 } 13365 13366 @Override 13367 protected PackageParser.ProviderIntentInfo[] newArray(int size) { 13368 return new PackageParser.ProviderIntentInfo[size]; 13369 } 13370 13371 @Override 13372 protected boolean isFilterStopped(PackageParser.ProviderIntentInfo filter, int userId) { 13373 if (!sUserManager.exists(userId)) 13374 return true; 13375 PackageParser.Package p = filter.provider.owner; 13376 if (p != null) { 13377 PackageSetting ps = (PackageSetting) p.mExtras; 13378 if (ps != null) { 13379 // System apps are never considered stopped for purposes of 13380 // filtering, because there may be no way for the user to 13381 // actually re-launch them. 13382 return (ps.pkgFlags & ApplicationInfo.FLAG_SYSTEM) == 0 13383 && ps.getStopped(userId); 13384 } 13385 } 13386 return false; 13387 } 13388 13389 @Override 13390 protected boolean isPackageForFilter(String packageName, 13391 PackageParser.ProviderIntentInfo info) { 13392 return packageName.equals(info.provider.owner.packageName); 13393 } 13394 13395 @Override 13396 protected ResolveInfo newResult(PackageParser.ProviderIntentInfo filter, 13397 int match, int userId) { 13398 if (!sUserManager.exists(userId)) 13399 return null; 13400 final PackageParser.ProviderIntentInfo info = filter; 13401 if (!mSettings.isEnabledAndMatchLPr(info.provider.info, mFlags, userId)) { 13402 return null; 13403 } 13404 final PackageParser.Provider provider = info.provider; 13405 PackageSetting ps = (PackageSetting) provider.owner.mExtras; 13406 if (ps == null) { 13407 return null; 13408 } 13409 final PackageUserState userState = ps.readUserState(userId); 13410 final boolean matchVisibleToInstantApp = 13411 (mFlags & PackageManager.MATCH_VISIBLE_TO_INSTANT_APP_ONLY) != 0; 13412 final boolean isInstantApp = (mFlags & PackageManager.MATCH_INSTANT) != 0; 13413 // throw out filters that aren't visible to instant applications 13414 if (matchVisibleToInstantApp 13415 && !(info.isVisibleToInstantApp() || userState.instantApp)) { 13416 return null; 13417 } 13418 // throw out instant application filters if we're not explicitly requesting them 13419 if (!isInstantApp && userState.instantApp) { 13420 return null; 13421 } 13422 // throw out instant application filters if updates are available; will trigger 13423 // instant application resolution 13424 if (userState.instantApp && ps.isUpdateAvailable()) { 13425 return null; 13426 } 13427 ProviderInfo pi = PackageParser.generateProviderInfo(provider, mFlags, 13428 userState, userId); 13429 if (pi == null) { 13430 return null; 13431 } 13432 final ResolveInfo res = new ResolveInfo(); 13433 res.providerInfo = pi; 13434 if ((mFlags & PackageManager.GET_RESOLVED_FILTER) != 0) { 13435 res.filter = filter; 13436 } 13437 res.priority = info.getPriority(); 13438 res.preferredOrder = provider.owner.mPreferredOrder; 13439 res.match = match; 13440 res.isDefault = info.hasDefault; 13441 res.labelRes = info.labelRes; 13442 res.nonLocalizedLabel = info.nonLocalizedLabel; 13443 res.icon = info.icon; 13444 res.system = res.providerInfo.applicationInfo.isSystemApp(); 13445 return res; 13446 } 13447 13448 @Override 13449 protected void sortResults(List<ResolveInfo> results) { 13450 Collections.sort(results, mResolvePrioritySorter); 13451 } 13452 13453 @Override 13454 protected void dumpFilter(PrintWriter out, String prefix, 13455 PackageParser.ProviderIntentInfo filter) { 13456 out.print(prefix); 13457 out.print( 13458 Integer.toHexString(System.identityHashCode(filter.provider))); 13459 out.print(' '); 13460 filter.provider.printComponentShortName(out); 13461 out.print(" filter "); 13462 out.println(Integer.toHexString(System.identityHashCode(filter))); 13463 } 13464 13465 @Override 13466 protected Object filterToLabel(PackageParser.ProviderIntentInfo filter) { 13467 return filter.provider; 13468 } 13469 13470 protected void dumpFilterLabel(PrintWriter out, String prefix, Object label, int count) { 13471 PackageParser.Provider provider = (PackageParser.Provider)label; 13472 out.print(prefix); out.print( 13473 Integer.toHexString(System.identityHashCode(provider))); 13474 out.print(' '); 13475 provider.printComponentShortName(out); 13476 if (count > 1) { 13477 out.print(" ("); out.print(count); out.print(" filters)"); 13478 } 13479 out.println(); 13480 } 13481 13482 private final ArrayMap<ComponentName, PackageParser.Provider> mProviders 13483 = new ArrayMap<ComponentName, PackageParser.Provider>(); 13484 private int mFlags; 13485 } 13486 13487 static final class EphemeralIntentResolver 13488 extends IntentResolver<AuxiliaryResolveInfo, AuxiliaryResolveInfo> { 13489 /** 13490 * The result that has the highest defined order. Ordering applies on a 13491 * per-package basis. Mapping is from package name to Pair of order and 13492 * EphemeralResolveInfo. 13493 * <p> 13494 * NOTE: This is implemented as a field variable for convenience and efficiency. 13495 * By having a field variable, we're able to track filter ordering as soon as 13496 * a non-zero order is defined. Otherwise, multiple loops across the result set 13497 * would be needed to apply ordering. If the intent resolver becomes re-entrant, 13498 * this needs to be contained entirely within {@link #filterResults}. 13499 */ 13500 final ArrayMap<String, Pair<Integer, InstantAppResolveInfo>> mOrderResult = new ArrayMap<>(); 13501 13502 @Override 13503 protected AuxiliaryResolveInfo[] newArray(int size) { 13504 return new AuxiliaryResolveInfo[size]; 13505 } 13506 13507 @Override 13508 protected boolean isPackageForFilter(String packageName, AuxiliaryResolveInfo responseObj) { 13509 return true; 13510 } 13511 13512 @Override 13513 protected AuxiliaryResolveInfo newResult(AuxiliaryResolveInfo responseObj, int match, 13514 int userId) { 13515 if (!sUserManager.exists(userId)) { 13516 return null; 13517 } 13518 final String packageName = responseObj.resolveInfo.getPackageName(); 13519 final Integer order = responseObj.getOrder(); 13520 final Pair<Integer, InstantAppResolveInfo> lastOrderResult = 13521 mOrderResult.get(packageName); 13522 // ordering is enabled and this item's order isn't high enough 13523 if (lastOrderResult != null && lastOrderResult.first >= order) { 13524 return null; 13525 } 13526 final InstantAppResolveInfo res = responseObj.resolveInfo; 13527 if (order > 0) { 13528 // non-zero order, enable ordering 13529 mOrderResult.put(packageName, new Pair<>(order, res)); 13530 } 13531 return responseObj; 13532 } 13533 13534 @Override 13535 protected void filterResults(List<AuxiliaryResolveInfo> results) { 13536 // only do work if ordering is enabled [most of the time it won't be] 13537 if (mOrderResult.size() == 0) { 13538 return; 13539 } 13540 int resultSize = results.size(); 13541 for (int i = 0; i < resultSize; i++) { 13542 final InstantAppResolveInfo info = results.get(i).resolveInfo; 13543 final String packageName = info.getPackageName(); 13544 final Pair<Integer, InstantAppResolveInfo> savedInfo = mOrderResult.get(packageName); 13545 if (savedInfo == null) { 13546 // package doesn't having ordering 13547 continue; 13548 } 13549 if (savedInfo.second == info) { 13550 // circled back to the highest ordered item; remove from order list 13551 mOrderResult.remove(packageName); 13552 if (mOrderResult.size() == 0) { 13553 // no more ordered items 13554 break; 13555 } 13556 continue; 13557 } 13558 // item has a worse order, remove it from the result list 13559 results.remove(i); 13560 resultSize--; 13561 i--; 13562 } 13563 } 13564 } 13565 13566 private static final Comparator<ResolveInfo> mResolvePrioritySorter = 13567 new Comparator<ResolveInfo>() { 13568 public int compare(ResolveInfo r1, ResolveInfo r2) { 13569 int v1 = r1.priority; 13570 int v2 = r2.priority; 13571 //System.out.println("Comparing: q1=" + q1 + " q2=" + q2); 13572 if (v1 != v2) { 13573 return (v1 > v2) ? -1 : 1; 13574 } 13575 v1 = r1.preferredOrder; 13576 v2 = r2.preferredOrder; 13577 if (v1 != v2) { 13578 return (v1 > v2) ? -1 : 1; 13579 } 13580 if (r1.isDefault != r2.isDefault) { 13581 return r1.isDefault ? -1 : 1; 13582 } 13583 v1 = r1.match; 13584 v2 = r2.match; 13585 //System.out.println("Comparing: m1=" + m1 + " m2=" + m2); 13586 if (v1 != v2) { 13587 return (v1 > v2) ? -1 : 1; 13588 } 13589 if (r1.system != r2.system) { 13590 return r1.system ? -1 : 1; 13591 } 13592 if (r1.activityInfo != null) { 13593 return r1.activityInfo.packageName.compareTo(r2.activityInfo.packageName); 13594 } 13595 if (r1.serviceInfo != null) { 13596 return r1.serviceInfo.packageName.compareTo(r2.serviceInfo.packageName); 13597 } 13598 if (r1.providerInfo != null) { 13599 return r1.providerInfo.packageName.compareTo(r2.providerInfo.packageName); 13600 } 13601 return 0; 13602 } 13603 }; 13604 13605 private static final Comparator<ProviderInfo> mProviderInitOrderSorter = 13606 new Comparator<ProviderInfo>() { 13607 public int compare(ProviderInfo p1, ProviderInfo p2) { 13608 final int v1 = p1.initOrder; 13609 final int v2 = p2.initOrder; 13610 return (v1 > v2) ? -1 : ((v1 < v2) ? 1 : 0); 13611 } 13612 }; 13613 13614 public void sendPackageBroadcast(final String action, final String pkg, final Bundle extras, 13615 final int flags, final String targetPkg, final IIntentReceiver finishedReceiver, 13616 final int[] userIds) { 13617 mHandler.post(new Runnable() { 13618 @Override 13619 public void run() { 13620 try { 13621 final IActivityManager am = ActivityManager.getService(); 13622 if (am == null) return; 13623 final int[] resolvedUserIds; 13624 if (userIds == null) { 13625 resolvedUserIds = am.getRunningUserIds(); 13626 } else { 13627 resolvedUserIds = userIds; 13628 } 13629 for (int id : resolvedUserIds) { 13630 final Intent intent = new Intent(action, 13631 pkg != null ? Uri.fromParts(PACKAGE_SCHEME, pkg, null) : null); 13632 if (extras != null) { 13633 intent.putExtras(extras); 13634 } 13635 if (targetPkg != null) { 13636 intent.setPackage(targetPkg); 13637 } 13638 // Modify the UID when posting to other users 13639 int uid = intent.getIntExtra(Intent.EXTRA_UID, -1); 13640 if (uid > 0 && UserHandle.getUserId(uid) != id) { 13641 uid = UserHandle.getUid(id, UserHandle.getAppId(uid)); 13642 intent.putExtra(Intent.EXTRA_UID, uid); 13643 } 13644 intent.putExtra(Intent.EXTRA_USER_HANDLE, id); 13645 intent.addFlags(Intent.FLAG_RECEIVER_REGISTERED_ONLY_BEFORE_BOOT | flags); 13646 if (DEBUG_BROADCASTS) { 13647 RuntimeException here = new RuntimeException("here"); 13648 here.fillInStackTrace(); 13649 Slog.d(TAG, "Sending to user " + id + ": " 13650 + intent.toShortString(false, true, false, false) 13651 + " " + intent.getExtras(), here); 13652 } 13653 am.broadcastIntent(null, intent, null, finishedReceiver, 13654 0, null, null, null, android.app.AppOpsManager.OP_NONE, 13655 null, finishedReceiver != null, false, id); 13656 } 13657 } catch (RemoteException ex) { 13658 } 13659 } 13660 }); 13661 } 13662 13663 /** 13664 * Check if the external storage media is available. This is true if there 13665 * is a mounted external storage medium or if the external storage is 13666 * emulated. 13667 */ 13668 private boolean isExternalMediaAvailable() { 13669 return mMediaMounted || Environment.isExternalStorageEmulated(); 13670 } 13671 13672 @Override 13673 public PackageCleanItem nextPackageToClean(PackageCleanItem lastPackage) { 13674 if (getInstantAppPackageName(Binder.getCallingUid()) != null) { 13675 return null; 13676 } 13677 // writer 13678 synchronized (mPackages) { 13679 if (!isExternalMediaAvailable()) { 13680 // If the external storage is no longer mounted at this point, 13681 // the caller may not have been able to delete all of this 13682 // packages files and can not delete any more. Bail. 13683 return null; 13684 } 13685 final ArrayList<PackageCleanItem> pkgs = mSettings.mPackagesToBeCleaned; 13686 if (lastPackage != null) { 13687 pkgs.remove(lastPackage); 13688 } 13689 if (pkgs.size() > 0) { 13690 return pkgs.get(0); 13691 } 13692 } 13693 return null; 13694 } 13695 13696 void schedulePackageCleaning(String packageName, int userId, boolean andCode) { 13697 final Message msg = mHandler.obtainMessage(START_CLEANING_PACKAGE, 13698 userId, andCode ? 1 : 0, packageName); 13699 if (mSystemReady) { 13700 msg.sendToTarget(); 13701 } else { 13702 if (mPostSystemReadyMessages == null) { 13703 mPostSystemReadyMessages = new ArrayList<>(); 13704 } 13705 mPostSystemReadyMessages.add(msg); 13706 } 13707 } 13708 13709 void startCleaningPackages() { 13710 // reader 13711 if (!isExternalMediaAvailable()) { 13712 return; 13713 } 13714 synchronized (mPackages) { 13715 if (mSettings.mPackagesToBeCleaned.isEmpty()) { 13716 return; 13717 } 13718 } 13719 Intent intent = new Intent(PackageManager.ACTION_CLEAN_EXTERNAL_STORAGE); 13720 intent.setComponent(DEFAULT_CONTAINER_COMPONENT); 13721 IActivityManager am = ActivityManager.getService(); 13722 if (am != null) { 13723 int dcsUid = -1; 13724 synchronized (mPackages) { 13725 if (!mDefaultContainerWhitelisted) { 13726 mDefaultContainerWhitelisted = true; 13727 PackageSetting ps = mSettings.mPackages.get(DEFAULT_CONTAINER_PACKAGE); 13728 dcsUid = UserHandle.getUid(UserHandle.USER_SYSTEM, ps.appId); 13729 } 13730 } 13731 try { 13732 if (dcsUid > 0) { 13733 am.backgroundWhitelistUid(dcsUid); 13734 } 13735 am.startService(null, intent, null, false, mContext.getOpPackageName(), 13736 UserHandle.USER_SYSTEM); 13737 } catch (RemoteException e) { 13738 } 13739 } 13740 } 13741 13742 @Override 13743 public void installPackageAsUser(String originPath, IPackageInstallObserver2 observer, 13744 int installFlags, String installerPackageName, int userId) { 13745 mContext.enforceCallingOrSelfPermission(android.Manifest.permission.INSTALL_PACKAGES, null); 13746 13747 final int callingUid = Binder.getCallingUid(); 13748 mPermissionManager.enforceCrossUserPermission(callingUid, userId, 13749 true /* requireFullPermission */, true /* checkShell */, "installPackageAsUser"); 13750 13751 if (isUserRestricted(userId, UserManager.DISALLOW_INSTALL_APPS)) { 13752 try { 13753 if (observer != null) { 13754 observer.onPackageInstalled("", INSTALL_FAILED_USER_RESTRICTED, null, null); 13755 } 13756 } catch (RemoteException re) { 13757 } 13758 return; 13759 } 13760 13761 if ((callingUid == Process.SHELL_UID) || (callingUid == Process.ROOT_UID)) { 13762 installFlags |= PackageManager.INSTALL_FROM_ADB; 13763 13764 } else { 13765 // Caller holds INSTALL_PACKAGES permission, so we're less strict 13766 // about installerPackageName. 13767 13768 installFlags &= ~PackageManager.INSTALL_FROM_ADB; 13769 installFlags &= ~PackageManager.INSTALL_ALL_USERS; 13770 } 13771 13772 UserHandle user; 13773 if ((installFlags & PackageManager.INSTALL_ALL_USERS) != 0) { 13774 user = UserHandle.ALL; 13775 } else { 13776 user = new UserHandle(userId); 13777 } 13778 13779 // Only system components can circumvent runtime permissions when installing. 13780 if ((installFlags & PackageManager.INSTALL_GRANT_RUNTIME_PERMISSIONS) != 0 13781 && mContext.checkCallingOrSelfPermission(Manifest.permission 13782 .INSTALL_GRANT_RUNTIME_PERMISSIONS) == PackageManager.PERMISSION_DENIED) { 13783 throw new SecurityException("You need the " 13784 + "android.permission.INSTALL_GRANT_RUNTIME_PERMISSIONS permission " 13785 + "to use the PackageManager.INSTALL_GRANT_RUNTIME_PERMISSIONS flag"); 13786 } 13787 13788 if ((installFlags & PackageManager.INSTALL_FORWARD_LOCK) != 0 13789 || (installFlags & PackageManager.INSTALL_EXTERNAL) != 0) { 13790 throw new IllegalArgumentException( 13791 "New installs into ASEC containers no longer supported"); 13792 } 13793 13794 final File originFile = new File(originPath); 13795 final OriginInfo origin = OriginInfo.fromUntrustedFile(originFile); 13796 13797 final Message msg = mHandler.obtainMessage(INIT_COPY); 13798 final VerificationInfo verificationInfo = new VerificationInfo( 13799 null /*originatingUri*/, null /*referrer*/, -1 /*originatingUid*/, callingUid); 13800 final InstallParams params = new InstallParams(origin, null /*moveInfo*/, observer, 13801 installFlags, installerPackageName, null /*volumeUuid*/, verificationInfo, user, 13802 null /*packageAbiOverride*/, null /*grantedPermissions*/, 13803 null /*certificates*/, PackageManager.INSTALL_REASON_UNKNOWN); 13804 params.setTraceMethod("installAsUser").setTraceCookie(System.identityHashCode(params)); 13805 msg.obj = params; 13806 13807 Trace.asyncTraceBegin(TRACE_TAG_PACKAGE_MANAGER, "installAsUser", 13808 System.identityHashCode(msg.obj)); 13809 Trace.asyncTraceBegin(TRACE_TAG_PACKAGE_MANAGER, "queueInstall", 13810 System.identityHashCode(msg.obj)); 13811 13812 mHandler.sendMessage(msg); 13813 } 13814 13815 13816 /** 13817 * Ensure that the install reason matches what we know about the package installer (e.g. whether 13818 * it is acting on behalf on an enterprise or the user). 13819 * 13820 * Note that the ordering of the conditionals in this method is important. The checks we perform 13821 * are as follows, in this order: 13822 * 13823 * 1) If the install is being performed by a system app, we can trust the app to have set the 13824 * install reason correctly. Thus, we pass through the install reason unchanged, no matter 13825 * what it is. 13826 * 2) If the install is being performed by a device or profile owner app, the install reason 13827 * should be enterprise policy. However, we cannot be sure that the device or profile owner 13828 * set the install reason correctly. If the app targets an older SDK version where install 13829 * reasons did not exist yet, or if the app author simply forgot, the install reason may be 13830 * unset or wrong. Thus, we force the install reason to be enterprise policy. 13831 * 3) In all other cases, the install is being performed by a regular app that is neither part 13832 * of the system nor a device or profile owner. We have no reason to believe that this app is 13833 * acting on behalf of the enterprise admin. Thus, we check whether the install reason was 13834 * set to enterprise policy and if so, change it to unknown instead. 13835 */ 13836 private int fixUpInstallReason(String installerPackageName, int installerUid, 13837 int installReason) { 13838 if (checkUidPermission(android.Manifest.permission.INSTALL_PACKAGES, installerUid) 13839 == PERMISSION_GRANTED) { 13840 // If the install is being performed by a system app, we trust that app to have set the 13841 // install reason correctly. 13842 return installReason; 13843 } 13844 13845 final IDevicePolicyManager dpm = IDevicePolicyManager.Stub.asInterface( 13846 ServiceManager.getService(Context.DEVICE_POLICY_SERVICE)); 13847 if (dpm != null) { 13848 ComponentName owner = null; 13849 try { 13850 owner = dpm.getDeviceOwnerComponent(true /* callingUserOnly */); 13851 if (owner == null) { 13852 owner = dpm.getProfileOwner(UserHandle.getUserId(installerUid)); 13853 } 13854 } catch (RemoteException e) { 13855 } 13856 if (owner != null && owner.getPackageName().equals(installerPackageName)) { 13857 // If the install is being performed by a device or profile owner, the install 13858 // reason should be enterprise policy. 13859 return PackageManager.INSTALL_REASON_POLICY; 13860 } 13861 } 13862 13863 if (installReason == PackageManager.INSTALL_REASON_POLICY) { 13864 // If the install is being performed by a regular app (i.e. neither system app nor 13865 // device or profile owner), we have no reason to believe that the app is acting on 13866 // behalf of an enterprise. If the app set the install reason to enterprise policy, 13867 // change it to unknown instead. 13868 return PackageManager.INSTALL_REASON_UNKNOWN; 13869 } 13870 13871 // If the install is being performed by a regular app and the install reason was set to any 13872 // value but enterprise policy, leave the install reason unchanged. 13873 return installReason; 13874 } 13875 13876 void installStage(String packageName, File stagedDir, 13877 IPackageInstallObserver2 observer, PackageInstaller.SessionParams sessionParams, 13878 String installerPackageName, int installerUid, UserHandle user, 13879 Certificate[][] certificates) { 13880 if (DEBUG_EPHEMERAL) { 13881 if ((sessionParams.installFlags & PackageManager.INSTALL_INSTANT_APP) != 0) { 13882 Slog.d(TAG, "Ephemeral install of " + packageName); 13883 } 13884 } 13885 final VerificationInfo verificationInfo = new VerificationInfo( 13886 sessionParams.originatingUri, sessionParams.referrerUri, 13887 sessionParams.originatingUid, installerUid); 13888 13889 final OriginInfo origin = OriginInfo.fromStagedFile(stagedDir); 13890 13891 final Message msg = mHandler.obtainMessage(INIT_COPY); 13892 final int installReason = fixUpInstallReason(installerPackageName, installerUid, 13893 sessionParams.installReason); 13894 final InstallParams params = new InstallParams(origin, null, observer, 13895 sessionParams.installFlags, installerPackageName, sessionParams.volumeUuid, 13896 verificationInfo, user, sessionParams.abiOverride, 13897 sessionParams.grantedRuntimePermissions, certificates, installReason); 13898 params.setTraceMethod("installStage").setTraceCookie(System.identityHashCode(params)); 13899 msg.obj = params; 13900 13901 Trace.asyncTraceBegin(TRACE_TAG_PACKAGE_MANAGER, "installStage", 13902 System.identityHashCode(msg.obj)); 13903 Trace.asyncTraceBegin(TRACE_TAG_PACKAGE_MANAGER, "queueInstall", 13904 System.identityHashCode(msg.obj)); 13905 13906 mHandler.sendMessage(msg); 13907 } 13908 13909 private void sendPackageAddedForUser(String packageName, PackageSetting pkgSetting, 13910 int userId) { 13911 final boolean isSystem = isSystemApp(pkgSetting) || isUpdatedSystemApp(pkgSetting); 13912 sendPackageAddedForNewUsers(packageName, isSystem /*sendBootCompleted*/, 13913 false /*startReceiver*/, pkgSetting.appId, userId); 13914 13915 // Send a session commit broadcast 13916 final PackageInstaller.SessionInfo info = new PackageInstaller.SessionInfo(); 13917 info.installReason = pkgSetting.getInstallReason(userId); 13918 info.appPackageName = packageName; 13919 sendSessionCommitBroadcast(info, userId); 13920 } 13921 13922 public void sendPackageAddedForNewUsers(String packageName, boolean sendBootCompleted, 13923 boolean includeStopped, int appId, int... userIds) { 13924 if (ArrayUtils.isEmpty(userIds)) { 13925 return; 13926 } 13927 Bundle extras = new Bundle(1); 13928 // Set to UID of the first user, EXTRA_UID is automatically updated in sendPackageBroadcast 13929 extras.putInt(Intent.EXTRA_UID, UserHandle.getUid(userIds[0], appId)); 13930 13931 sendPackageBroadcast(Intent.ACTION_PACKAGE_ADDED, 13932 packageName, extras, 0, null, null, userIds); 13933 if (sendBootCompleted) { 13934 mHandler.post(() -> { 13935 for (int userId : userIds) { 13936 sendBootCompletedBroadcastToSystemApp( 13937 packageName, includeStopped, userId); 13938 } 13939 } 13940 ); 13941 } 13942 } 13943 13944 /** 13945 * The just-installed/enabled app is bundled on the system, so presumed to be able to run 13946 * automatically without needing an explicit launch. 13947 * Send it a LOCKED_BOOT_COMPLETED/BOOT_COMPLETED if it would ordinarily have gotten ones. 13948 */ 13949 private void sendBootCompletedBroadcastToSystemApp(String packageName, boolean includeStopped, 13950 int userId) { 13951 // If user is not running, the app didn't miss any broadcast 13952 if (!mUserManagerInternal.isUserRunning(userId)) { 13953 return; 13954 } 13955 final IActivityManager am = ActivityManager.getService(); 13956 try { 13957 // Deliver LOCKED_BOOT_COMPLETED first 13958 Intent lockedBcIntent = new Intent(Intent.ACTION_LOCKED_BOOT_COMPLETED) 13959 .setPackage(packageName); 13960 if (includeStopped) { 13961 lockedBcIntent.addFlags(Intent.FLAG_INCLUDE_STOPPED_PACKAGES); 13962 } 13963 final String[] requiredPermissions = {Manifest.permission.RECEIVE_BOOT_COMPLETED}; 13964 am.broadcastIntent(null, lockedBcIntent, null, null, 0, null, null, requiredPermissions, 13965 android.app.AppOpsManager.OP_NONE, null, false, false, userId); 13966 13967 // Deliver BOOT_COMPLETED only if user is unlocked 13968 if (mUserManagerInternal.isUserUnlockingOrUnlocked(userId)) { 13969 Intent bcIntent = new Intent(Intent.ACTION_BOOT_COMPLETED).setPackage(packageName); 13970 if (includeStopped) { 13971 bcIntent.addFlags(Intent.FLAG_INCLUDE_STOPPED_PACKAGES); 13972 } 13973 am.broadcastIntent(null, bcIntent, null, null, 0, null, null, requiredPermissions, 13974 android.app.AppOpsManager.OP_NONE, null, false, false, userId); 13975 } 13976 } catch (RemoteException e) { 13977 throw e.rethrowFromSystemServer(); 13978 } 13979 } 13980 13981 @Override 13982 public boolean setApplicationHiddenSettingAsUser(String packageName, boolean hidden, 13983 int userId) { 13984 mContext.enforceCallingOrSelfPermission(android.Manifest.permission.MANAGE_USERS, null); 13985 PackageSetting pkgSetting; 13986 final int callingUid = Binder.getCallingUid(); 13987 mPermissionManager.enforceCrossUserPermission(callingUid, userId, 13988 true /* requireFullPermission */, true /* checkShell */, 13989 "setApplicationHiddenSetting for user " + userId); 13990 13991 if (hidden && isPackageDeviceAdmin(packageName, userId)) { 13992 Slog.w(TAG, "Not hiding package " + packageName + ": has active device admin"); 13993 return false; 13994 } 13995 13996 long callingId = Binder.clearCallingIdentity(); 13997 try { 13998 boolean sendAdded = false; 13999 boolean sendRemoved = false; 14000 // writer 14001 synchronized (mPackages) { 14002 pkgSetting = mSettings.mPackages.get(packageName); 14003 if (pkgSetting == null) { 14004 return false; 14005 } 14006 if (filterAppAccessLPr(pkgSetting, callingUid, userId)) { 14007 return false; 14008 } 14009 // Do not allow "android" is being disabled 14010 if ("android".equals(packageName)) { 14011 Slog.w(TAG, "Cannot hide package: android"); 14012 return false; 14013 } 14014 // Cannot hide static shared libs as they are considered 14015 // a part of the using app (emulating static linking). Also 14016 // static libs are installed always on internal storage. 14017 PackageParser.Package pkg = mPackages.get(packageName); 14018 if (pkg != null && pkg.staticSharedLibName != null) { 14019 Slog.w(TAG, "Cannot hide package: " + packageName 14020 + " providing static shared library: " 14021 + pkg.staticSharedLibName); 14022 return false; 14023 } 14024 // Only allow protected packages to hide themselves. 14025 if (hidden && !UserHandle.isSameApp(callingUid, pkgSetting.appId) 14026 && mProtectedPackages.isPackageStateProtected(userId, packageName)) { 14027 Slog.w(TAG, "Not hiding protected package: " + packageName); 14028 return false; 14029 } 14030 14031 if (pkgSetting.getHidden(userId) != hidden) { 14032 pkgSetting.setHidden(hidden, userId); 14033 mSettings.writePackageRestrictionsLPr(userId); 14034 if (hidden) { 14035 sendRemoved = true; 14036 } else { 14037 sendAdded = true; 14038 } 14039 } 14040 } 14041 if (sendAdded) { 14042 sendPackageAddedForUser(packageName, pkgSetting, userId); 14043 return true; 14044 } 14045 if (sendRemoved) { 14046 killApplication(packageName, UserHandle.getUid(userId, pkgSetting.appId), 14047 "hiding pkg"); 14048 sendApplicationHiddenForUser(packageName, pkgSetting, userId); 14049 return true; 14050 } 14051 } finally { 14052 Binder.restoreCallingIdentity(callingId); 14053 } 14054 return false; 14055 } 14056 14057 private void sendApplicationHiddenForUser(String packageName, PackageSetting pkgSetting, 14058 int userId) { 14059 final PackageRemovedInfo info = new PackageRemovedInfo(this); 14060 info.removedPackage = packageName; 14061 info.installerPackageName = pkgSetting.installerPackageName; 14062 info.removedUsers = new int[] {userId}; 14063 info.broadcastUsers = new int[] {userId}; 14064 info.uid = UserHandle.getUid(userId, pkgSetting.appId); 14065 info.sendPackageRemovedBroadcasts(true /*killApp*/); 14066 } 14067 14068 private void sendPackagesSuspendedForUser(String[] pkgList, int userId, boolean suspended) { 14069 if (pkgList.length > 0) { 14070 Bundle extras = new Bundle(1); 14071 extras.putStringArray(Intent.EXTRA_CHANGED_PACKAGE_LIST, pkgList); 14072 14073 sendPackageBroadcast( 14074 suspended ? Intent.ACTION_PACKAGES_SUSPENDED 14075 : Intent.ACTION_PACKAGES_UNSUSPENDED, 14076 null, extras, Intent.FLAG_RECEIVER_REGISTERED_ONLY, null, null, 14077 new int[] {userId}); 14078 } 14079 } 14080 14081 /** 14082 * Returns true if application is not found or there was an error. Otherwise it returns 14083 * the hidden state of the package for the given user. 14084 */ 14085 @Override 14086 public boolean getApplicationHiddenSettingAsUser(String packageName, int userId) { 14087 mContext.enforceCallingOrSelfPermission(android.Manifest.permission.MANAGE_USERS, null); 14088 final int callingUid = Binder.getCallingUid(); 14089 mPermissionManager.enforceCrossUserPermission(callingUid, userId, 14090 true /* requireFullPermission */, false /* checkShell */, 14091 "getApplicationHidden for user " + userId); 14092 PackageSetting ps; 14093 long callingId = Binder.clearCallingIdentity(); 14094 try { 14095 // writer 14096 synchronized (mPackages) { 14097 ps = mSettings.mPackages.get(packageName); 14098 if (ps == null) { 14099 return true; 14100 } 14101 if (filterAppAccessLPr(ps, callingUid, userId)) { 14102 return true; 14103 } 14104 return ps.getHidden(userId); 14105 } 14106 } finally { 14107 Binder.restoreCallingIdentity(callingId); 14108 } 14109 } 14110 14111 /** 14112 * @hide 14113 */ 14114 @Override 14115 public int installExistingPackageAsUser(String packageName, int userId, int installFlags, 14116 int installReason) { 14117 mContext.enforceCallingOrSelfPermission(android.Manifest.permission.INSTALL_PACKAGES, 14118 null); 14119 PackageSetting pkgSetting; 14120 final int callingUid = Binder.getCallingUid(); 14121 mPermissionManager.enforceCrossUserPermission(callingUid, userId, 14122 true /* requireFullPermission */, true /* checkShell */, 14123 "installExistingPackage for user " + userId); 14124 if (isUserRestricted(userId, UserManager.DISALLOW_INSTALL_APPS)) { 14125 return PackageManager.INSTALL_FAILED_USER_RESTRICTED; 14126 } 14127 14128 long callingId = Binder.clearCallingIdentity(); 14129 try { 14130 boolean installed = false; 14131 final boolean instantApp = 14132 (installFlags & PackageManager.INSTALL_INSTANT_APP) != 0; 14133 final boolean fullApp = 14134 (installFlags & PackageManager.INSTALL_FULL_APP) != 0; 14135 14136 // writer 14137 synchronized (mPackages) { 14138 pkgSetting = mSettings.mPackages.get(packageName); 14139 if (pkgSetting == null) { 14140 return PackageManager.INSTALL_FAILED_INVALID_URI; 14141 } 14142 if (!canViewInstantApps(callingUid, UserHandle.getUserId(callingUid))) { 14143 // only allow the existing package to be used if it's installed as a full 14144 // application for at least one user 14145 boolean installAllowed = false; 14146 for (int checkUserId : sUserManager.getUserIds()) { 14147 installAllowed = !pkgSetting.getInstantApp(checkUserId); 14148 if (installAllowed) { 14149 break; 14150 } 14151 } 14152 if (!installAllowed) { 14153 return PackageManager.INSTALL_FAILED_INVALID_URI; 14154 } 14155 } 14156 if (!pkgSetting.getInstalled(userId)) { 14157 pkgSetting.setInstalled(true, userId); 14158 pkgSetting.setHidden(false, userId); 14159 pkgSetting.setInstallReason(installReason, userId); 14160 mSettings.writePackageRestrictionsLPr(userId); 14161 mSettings.writeKernelMappingLPr(pkgSetting); 14162 installed = true; 14163 } else if (fullApp && pkgSetting.getInstantApp(userId)) { 14164 // upgrade app from instant to full; we don't allow app downgrade 14165 installed = true; 14166 } 14167 setInstantAppForUser(pkgSetting, userId, instantApp, fullApp); 14168 } 14169 14170 if (installed) { 14171 if (pkgSetting.pkg != null) { 14172 synchronized (mInstallLock) { 14173 // We don't need to freeze for a brand new install 14174 prepareAppDataAfterInstallLIF(pkgSetting.pkg); 14175 } 14176 } 14177 sendPackageAddedForUser(packageName, pkgSetting, userId); 14178 synchronized (mPackages) { 14179 updateSequenceNumberLP(pkgSetting, new int[]{ userId }); 14180 } 14181 } 14182 } finally { 14183 Binder.restoreCallingIdentity(callingId); 14184 } 14185 14186 return PackageManager.INSTALL_SUCCEEDED; 14187 } 14188 14189 void setInstantAppForUser(PackageSetting pkgSetting, int userId, 14190 boolean instantApp, boolean fullApp) { 14191 // no state specified; do nothing 14192 if (!instantApp && !fullApp) { 14193 return; 14194 } 14195 if (userId != UserHandle.USER_ALL) { 14196 if (instantApp && !pkgSetting.getInstantApp(userId)) { 14197 pkgSetting.setInstantApp(true /*instantApp*/, userId); 14198 } else if (fullApp && pkgSetting.getInstantApp(userId)) { 14199 pkgSetting.setInstantApp(false /*instantApp*/, userId); 14200 } 14201 } else { 14202 for (int currentUserId : sUserManager.getUserIds()) { 14203 if (instantApp && !pkgSetting.getInstantApp(currentUserId)) { 14204 pkgSetting.setInstantApp(true /*instantApp*/, currentUserId); 14205 } else if (fullApp && pkgSetting.getInstantApp(currentUserId)) { 14206 pkgSetting.setInstantApp(false /*instantApp*/, currentUserId); 14207 } 14208 } 14209 } 14210 } 14211 14212 boolean isUserRestricted(int userId, String restrictionKey) { 14213 Bundle restrictions = sUserManager.getUserRestrictions(userId); 14214 if (restrictions.getBoolean(restrictionKey, false)) { 14215 Log.w(TAG, "User is restricted: " + restrictionKey); 14216 return true; 14217 } 14218 return false; 14219 } 14220 14221 @Override 14222 public String[] setPackagesSuspendedAsUser(String[] packageNames, boolean suspended, 14223 int userId) { 14224 mContext.enforceCallingOrSelfPermission(android.Manifest.permission.MANAGE_USERS, null); 14225 final int callingUid = Binder.getCallingUid(); 14226 mPermissionManager.enforceCrossUserPermission(callingUid, userId, 14227 true /* requireFullPermission */, true /* checkShell */, 14228 "setPackagesSuspended for user " + userId); 14229 14230 if (ArrayUtils.isEmpty(packageNames)) { 14231 return packageNames; 14232 } 14233 14234 // List of package names for whom the suspended state has changed. 14235 List<String> changedPackages = new ArrayList<>(packageNames.length); 14236 // List of package names for whom the suspended state is not set as requested in this 14237 // method. 14238 List<String> unactionedPackages = new ArrayList<>(packageNames.length); 14239 long callingId = Binder.clearCallingIdentity(); 14240 try { 14241 for (int i = 0; i < packageNames.length; i++) { 14242 String packageName = packageNames[i]; 14243 boolean changed = false; 14244 final int appId; 14245 synchronized (mPackages) { 14246 final PackageSetting pkgSetting = mSettings.mPackages.get(packageName); 14247 if (pkgSetting == null 14248 || filterAppAccessLPr(pkgSetting, callingUid, userId)) { 14249 Slog.w(TAG, "Could not find package setting for package \"" + packageName 14250 + "\". Skipping suspending/un-suspending."); 14251 unactionedPackages.add(packageName); 14252 continue; 14253 } 14254 appId = pkgSetting.appId; 14255 if (pkgSetting.getSuspended(userId) != suspended) { 14256 if (!canSuspendPackageForUserLocked(packageName, userId)) { 14257 unactionedPackages.add(packageName); 14258 continue; 14259 } 14260 pkgSetting.setSuspended(suspended, userId); 14261 mSettings.writePackageRestrictionsLPr(userId); 14262 changed = true; 14263 changedPackages.add(packageName); 14264 } 14265 } 14266 14267 if (changed && suspended) { 14268 killApplication(packageName, UserHandle.getUid(userId, appId), 14269 "suspending package"); 14270 } 14271 } 14272 } finally { 14273 Binder.restoreCallingIdentity(callingId); 14274 } 14275 14276 if (!changedPackages.isEmpty()) { 14277 sendPackagesSuspendedForUser(changedPackages.toArray( 14278 new String[changedPackages.size()]), userId, suspended); 14279 } 14280 14281 return unactionedPackages.toArray(new String[unactionedPackages.size()]); 14282 } 14283 14284 @Override 14285 public boolean isPackageSuspendedForUser(String packageName, int userId) { 14286 final int callingUid = Binder.getCallingUid(); 14287 mPermissionManager.enforceCrossUserPermission(callingUid, userId, 14288 true /* requireFullPermission */, false /* checkShell */, 14289 "isPackageSuspendedForUser for user " + userId); 14290 synchronized (mPackages) { 14291 final PackageSetting ps = mSettings.mPackages.get(packageName); 14292 if (ps == null || filterAppAccessLPr(ps, callingUid, userId)) { 14293 throw new IllegalArgumentException("Unknown target package: " + packageName); 14294 } 14295 return ps.getSuspended(userId); 14296 } 14297 } 14298 14299 private boolean canSuspendPackageForUserLocked(String packageName, int userId) { 14300 if (isPackageDeviceAdmin(packageName, userId)) { 14301 Slog.w(TAG, "Cannot suspend/un-suspend package \"" + packageName 14302 + "\": has an active device admin"); 14303 return false; 14304 } 14305 14306 String activeLauncherPackageName = getActiveLauncherPackageName(userId); 14307 if (packageName.equals(activeLauncherPackageName)) { 14308 Slog.w(TAG, "Cannot suspend/un-suspend package \"" + packageName 14309 + "\": contains the active launcher"); 14310 return false; 14311 } 14312 14313 if (packageName.equals(mRequiredInstallerPackage)) { 14314 Slog.w(TAG, "Cannot suspend/un-suspend package \"" + packageName 14315 + "\": required for package installation"); 14316 return false; 14317 } 14318 14319 if (packageName.equals(mRequiredUninstallerPackage)) { 14320 Slog.w(TAG, "Cannot suspend/un-suspend package \"" + packageName 14321 + "\": required for package uninstallation"); 14322 return false; 14323 } 14324 14325 if (packageName.equals(mRequiredVerifierPackage)) { 14326 Slog.w(TAG, "Cannot suspend/un-suspend package \"" + packageName 14327 + "\": required for package verification"); 14328 return false; 14329 } 14330 14331 if (packageName.equals(getDefaultDialerPackageName(userId))) { 14332 Slog.w(TAG, "Cannot suspend/un-suspend package \"" + packageName 14333 + "\": is the default dialer"); 14334 return false; 14335 } 14336 14337 if (mProtectedPackages.isPackageStateProtected(userId, packageName)) { 14338 Slog.w(TAG, "Cannot suspend/un-suspend package \"" + packageName 14339 + "\": protected package"); 14340 return false; 14341 } 14342 14343 // Cannot suspend static shared libs as they are considered 14344 // a part of the using app (emulating static linking). Also 14345 // static libs are installed always on internal storage. 14346 PackageParser.Package pkg = mPackages.get(packageName); 14347 if (pkg != null && pkg.applicationInfo.isStaticSharedLibrary()) { 14348 Slog.w(TAG, "Cannot suspend package: " + packageName 14349 + " providing static shared library: " 14350 + pkg.staticSharedLibName); 14351 return false; 14352 } 14353 14354 return true; 14355 } 14356 14357 private String getActiveLauncherPackageName(int userId) { 14358 Intent intent = new Intent(Intent.ACTION_MAIN); 14359 intent.addCategory(Intent.CATEGORY_HOME); 14360 ResolveInfo resolveInfo = resolveIntent( 14361 intent, 14362 intent.resolveTypeIfNeeded(mContext.getContentResolver()), 14363 PackageManager.MATCH_DEFAULT_ONLY, 14364 userId); 14365 14366 return resolveInfo == null ? null : resolveInfo.activityInfo.packageName; 14367 } 14368 14369 private String getDefaultDialerPackageName(int userId) { 14370 synchronized (mPackages) { 14371 return mSettings.getDefaultDialerPackageNameLPw(userId); 14372 } 14373 } 14374 14375 @Override 14376 public void verifyPendingInstall(int id, int verificationCode) throws RemoteException { 14377 mContext.enforceCallingOrSelfPermission( 14378 android.Manifest.permission.PACKAGE_VERIFICATION_AGENT, 14379 "Only package verification agents can verify applications"); 14380 14381 final Message msg = mHandler.obtainMessage(PACKAGE_VERIFIED); 14382 final PackageVerificationResponse response = new PackageVerificationResponse( 14383 verificationCode, Binder.getCallingUid()); 14384 msg.arg1 = id; 14385 msg.obj = response; 14386 mHandler.sendMessage(msg); 14387 } 14388 14389 @Override 14390 public void extendVerificationTimeout(int id, int verificationCodeAtTimeout, 14391 long millisecondsToDelay) { 14392 mContext.enforceCallingOrSelfPermission( 14393 android.Manifest.permission.PACKAGE_VERIFICATION_AGENT, 14394 "Only package verification agents can extend verification timeouts"); 14395 14396 final PackageVerificationState state = mPendingVerification.get(id); 14397 final PackageVerificationResponse response = new PackageVerificationResponse( 14398 verificationCodeAtTimeout, Binder.getCallingUid()); 14399 14400 if (millisecondsToDelay > PackageManager.MAXIMUM_VERIFICATION_TIMEOUT) { 14401 millisecondsToDelay = PackageManager.MAXIMUM_VERIFICATION_TIMEOUT; 14402 } 14403 if (millisecondsToDelay < 0) { 14404 millisecondsToDelay = 0; 14405 } 14406 if ((verificationCodeAtTimeout != PackageManager.VERIFICATION_ALLOW) 14407 && (verificationCodeAtTimeout != PackageManager.VERIFICATION_REJECT)) { 14408 verificationCodeAtTimeout = PackageManager.VERIFICATION_REJECT; 14409 } 14410 14411 if ((state != null) && !state.timeoutExtended()) { 14412 state.extendTimeout(); 14413 14414 final Message msg = mHandler.obtainMessage(PACKAGE_VERIFIED); 14415 msg.arg1 = id; 14416 msg.obj = response; 14417 mHandler.sendMessageDelayed(msg, millisecondsToDelay); 14418 } 14419 } 14420 14421 private void broadcastPackageVerified(int verificationId, Uri packageUri, 14422 int verificationCode, UserHandle user) { 14423 final Intent intent = new Intent(Intent.ACTION_PACKAGE_VERIFIED); 14424 intent.setDataAndType(packageUri, PACKAGE_MIME_TYPE); 14425 intent.addFlags(Intent.FLAG_GRANT_READ_URI_PERMISSION); 14426 intent.putExtra(PackageManager.EXTRA_VERIFICATION_ID, verificationId); 14427 intent.putExtra(PackageManager.EXTRA_VERIFICATION_RESULT, verificationCode); 14428 14429 mContext.sendBroadcastAsUser(intent, user, 14430 android.Manifest.permission.PACKAGE_VERIFICATION_AGENT); 14431 } 14432 14433 private ComponentName matchComponentForVerifier(String packageName, 14434 List<ResolveInfo> receivers) { 14435 ActivityInfo targetReceiver = null; 14436 14437 final int NR = receivers.size(); 14438 for (int i = 0; i < NR; i++) { 14439 final ResolveInfo info = receivers.get(i); 14440 if (info.activityInfo == null) { 14441 continue; 14442 } 14443 14444 if (packageName.equals(info.activityInfo.packageName)) { 14445 targetReceiver = info.activityInfo; 14446 break; 14447 } 14448 } 14449 14450 if (targetReceiver == null) { 14451 return null; 14452 } 14453 14454 return new ComponentName(targetReceiver.packageName, targetReceiver.name); 14455 } 14456 14457 private List<ComponentName> matchVerifiers(PackageInfoLite pkgInfo, 14458 List<ResolveInfo> receivers, final PackageVerificationState verificationState) { 14459 if (pkgInfo.verifiers.length == 0) { 14460 return null; 14461 } 14462 14463 final int N = pkgInfo.verifiers.length; 14464 final List<ComponentName> sufficientVerifiers = new ArrayList<ComponentName>(N + 1); 14465 for (int i = 0; i < N; i++) { 14466 final VerifierInfo verifierInfo = pkgInfo.verifiers[i]; 14467 14468 final ComponentName comp = matchComponentForVerifier(verifierInfo.packageName, 14469 receivers); 14470 if (comp == null) { 14471 continue; 14472 } 14473 14474 final int verifierUid = getUidForVerifier(verifierInfo); 14475 if (verifierUid == -1) { 14476 continue; 14477 } 14478 14479 if (DEBUG_VERIFY) { 14480 Slog.d(TAG, "Added sufficient verifier " + verifierInfo.packageName 14481 + " with the correct signature"); 14482 } 14483 sufficientVerifiers.add(comp); 14484 verificationState.addSufficientVerifier(verifierUid); 14485 } 14486 14487 return sufficientVerifiers; 14488 } 14489 14490 private int getUidForVerifier(VerifierInfo verifierInfo) { 14491 synchronized (mPackages) { 14492 final PackageParser.Package pkg = mPackages.get(verifierInfo.packageName); 14493 if (pkg == null) { 14494 return -1; 14495 } else if (pkg.mSignatures.length != 1) { 14496 Slog.i(TAG, "Verifier package " + verifierInfo.packageName 14497 + " has more than one signature; ignoring"); 14498 return -1; 14499 } 14500 14501 /* 14502 * If the public key of the package's signature does not match 14503 * our expected public key, then this is a different package and 14504 * we should skip. 14505 */ 14506 14507 final byte[] expectedPublicKey; 14508 try { 14509 final Signature verifierSig = pkg.mSignatures[0]; 14510 final PublicKey publicKey = verifierSig.getPublicKey(); 14511 expectedPublicKey = publicKey.getEncoded(); 14512 } catch (CertificateException e) { 14513 return -1; 14514 } 14515 14516 final byte[] actualPublicKey = verifierInfo.publicKey.getEncoded(); 14517 14518 if (!Arrays.equals(actualPublicKey, expectedPublicKey)) { 14519 Slog.i(TAG, "Verifier package " + verifierInfo.packageName 14520 + " does not have the expected public key; ignoring"); 14521 return -1; 14522 } 14523 14524 return pkg.applicationInfo.uid; 14525 } 14526 } 14527 14528 @Override 14529 public void finishPackageInstall(int token, boolean didLaunch) { 14530 enforceSystemOrRoot("Only the system is allowed to finish installs"); 14531 14532 if (DEBUG_INSTALL) { 14533 Slog.v(TAG, "BM finishing package install for " + token); 14534 } 14535 Trace.asyncTraceEnd(TRACE_TAG_PACKAGE_MANAGER, "restore", token); 14536 14537 final Message msg = mHandler.obtainMessage(POST_INSTALL, token, didLaunch ? 1 : 0); 14538 mHandler.sendMessage(msg); 14539 } 14540 14541 /** 14542 * Get the verification agent timeout. Used for both the APK verifier and the 14543 * intent filter verifier. 14544 * 14545 * @return verification timeout in milliseconds 14546 */ 14547 private long getVerificationTimeout() { 14548 return android.provider.Settings.Global.getLong(mContext.getContentResolver(), 14549 android.provider.Settings.Global.PACKAGE_VERIFIER_TIMEOUT, 14550 DEFAULT_VERIFICATION_TIMEOUT); 14551 } 14552 14553 /** 14554 * Get the default verification agent response code. 14555 * 14556 * @return default verification response code 14557 */ 14558 private int getDefaultVerificationResponse(UserHandle user) { 14559 if (sUserManager.hasUserRestriction(UserManager.ENSURE_VERIFY_APPS, user.getIdentifier())) { 14560 return PackageManager.VERIFICATION_REJECT; 14561 } 14562 return android.provider.Settings.Global.getInt(mContext.getContentResolver(), 14563 android.provider.Settings.Global.PACKAGE_VERIFIER_DEFAULT_RESPONSE, 14564 DEFAULT_VERIFICATION_RESPONSE); 14565 } 14566 14567 /** 14568 * Check whether or not package verification has been enabled. 14569 * 14570 * @return true if verification should be performed 14571 */ 14572 private boolean isVerificationEnabled(int userId, int installFlags, int installerUid) { 14573 if (!DEFAULT_VERIFY_ENABLE) { 14574 return false; 14575 } 14576 14577 boolean ensureVerifyAppsEnabled = isUserRestricted(userId, UserManager.ENSURE_VERIFY_APPS); 14578 14579 // Check if installing from ADB 14580 if ((installFlags & PackageManager.INSTALL_FROM_ADB) != 0) { 14581 // Do not run verification in a test harness environment 14582 if (ActivityManager.isRunningInTestHarness()) { 14583 return false; 14584 } 14585 if (ensureVerifyAppsEnabled) { 14586 return true; 14587 } 14588 // Check if the developer does not want package verification for ADB installs 14589 if (android.provider.Settings.Global.getInt(mContext.getContentResolver(), 14590 android.provider.Settings.Global.PACKAGE_VERIFIER_INCLUDE_ADB, 1) == 0) { 14591 return false; 14592 } 14593 } else { 14594 // only when not installed from ADB, skip verification for instant apps when 14595 // the installer and verifier are the same. 14596 if ((installFlags & PackageManager.INSTALL_INSTANT_APP) != 0) { 14597 if (mInstantAppInstallerActivity != null 14598 && mInstantAppInstallerActivity.packageName.equals( 14599 mRequiredVerifierPackage)) { 14600 try { 14601 mContext.getSystemService(AppOpsManager.class) 14602 .checkPackage(installerUid, mRequiredVerifierPackage); 14603 if (DEBUG_VERIFY) { 14604 Slog.i(TAG, "disable verification for instant app"); 14605 } 14606 return false; 14607 } catch (SecurityException ignore) { } 14608 } 14609 } 14610 } 14611 14612 if (ensureVerifyAppsEnabled) { 14613 return true; 14614 } 14615 14616 return android.provider.Settings.Global.getInt(mContext.getContentResolver(), 14617 android.provider.Settings.Global.PACKAGE_VERIFIER_ENABLE, 1) == 1; 14618 } 14619 14620 @Override 14621 public void verifyIntentFilter(int id, int verificationCode, List<String> failedDomains) 14622 throws RemoteException { 14623 mContext.enforceCallingOrSelfPermission( 14624 Manifest.permission.INTENT_FILTER_VERIFICATION_AGENT, 14625 "Only intentfilter verification agents can verify applications"); 14626 14627 final Message msg = mHandler.obtainMessage(INTENT_FILTER_VERIFIED); 14628 final IntentFilterVerificationResponse response = new IntentFilterVerificationResponse( 14629 Binder.getCallingUid(), verificationCode, failedDomains); 14630 msg.arg1 = id; 14631 msg.obj = response; 14632 mHandler.sendMessage(msg); 14633 } 14634 14635 @Override 14636 public int getIntentVerificationStatus(String packageName, int userId) { 14637 final int callingUid = Binder.getCallingUid(); 14638 if (UserHandle.getUserId(callingUid) != userId) { 14639 mContext.enforceCallingOrSelfPermission( 14640 android.Manifest.permission.INTERACT_ACROSS_USERS_FULL, 14641 "getIntentVerificationStatus" + userId); 14642 } 14643 if (getInstantAppPackageName(callingUid) != null) { 14644 return INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_UNDEFINED; 14645 } 14646 synchronized (mPackages) { 14647 final PackageSetting ps = mSettings.mPackages.get(packageName); 14648 if (ps == null 14649 || filterAppAccessLPr(ps, callingUid, UserHandle.getUserId(callingUid))) { 14650 return INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_UNDEFINED; 14651 } 14652 return mSettings.getIntentFilterVerificationStatusLPr(packageName, userId); 14653 } 14654 } 14655 14656 @Override 14657 public boolean updateIntentVerificationStatus(String packageName, int status, int userId) { 14658 mContext.enforceCallingOrSelfPermission( 14659 android.Manifest.permission.SET_PREFERRED_APPLICATIONS, null); 14660 14661 boolean result = false; 14662 synchronized (mPackages) { 14663 final PackageSetting ps = mSettings.mPackages.get(packageName); 14664 if (filterAppAccessLPr(ps, Binder.getCallingUid(), UserHandle.getCallingUserId())) { 14665 return false; 14666 } 14667 result = mSettings.updateIntentFilterVerificationStatusLPw(packageName, status, userId); 14668 } 14669 if (result) { 14670 scheduleWritePackageRestrictionsLocked(userId); 14671 } 14672 return result; 14673 } 14674 14675 @Override 14676 public @NonNull ParceledListSlice<IntentFilterVerificationInfo> getIntentFilterVerifications( 14677 String packageName) { 14678 final int callingUid = Binder.getCallingUid(); 14679 if (getInstantAppPackageName(callingUid) != null) { 14680 return ParceledListSlice.emptyList(); 14681 } 14682 synchronized (mPackages) { 14683 final PackageSetting ps = mSettings.mPackages.get(packageName); 14684 if (filterAppAccessLPr(ps, callingUid, UserHandle.getUserId(callingUid))) { 14685 return ParceledListSlice.emptyList(); 14686 } 14687 return new ParceledListSlice<>(mSettings.getIntentFilterVerificationsLPr(packageName)); 14688 } 14689 } 14690 14691 @Override 14692 public @NonNull ParceledListSlice<IntentFilter> getAllIntentFilters(String packageName) { 14693 if (TextUtils.isEmpty(packageName)) { 14694 return ParceledListSlice.emptyList(); 14695 } 14696 final int callingUid = Binder.getCallingUid(); 14697 final int callingUserId = UserHandle.getUserId(callingUid); 14698 synchronized (mPackages) { 14699 PackageParser.Package pkg = mPackages.get(packageName); 14700 if (pkg == null || pkg.activities == null) { 14701 return ParceledListSlice.emptyList(); 14702 } 14703 if (pkg.mExtras == null) { 14704 return ParceledListSlice.emptyList(); 14705 } 14706 final PackageSetting ps = (PackageSetting) pkg.mExtras; 14707 if (filterAppAccessLPr(ps, callingUid, callingUserId)) { 14708 return ParceledListSlice.emptyList(); 14709 } 14710 final int count = pkg.activities.size(); 14711 ArrayList<IntentFilter> result = new ArrayList<>(); 14712 for (int n=0; n<count; n++) { 14713 PackageParser.Activity activity = pkg.activities.get(n); 14714 if (activity.intents != null && activity.intents.size() > 0) { 14715 result.addAll(activity.intents); 14716 } 14717 } 14718 return new ParceledListSlice<>(result); 14719 } 14720 } 14721 14722 @Override 14723 public boolean setDefaultBrowserPackageName(String packageName, int userId) { 14724 mContext.enforceCallingOrSelfPermission( 14725 android.Manifest.permission.SET_PREFERRED_APPLICATIONS, null); 14726 if (UserHandle.getCallingUserId() != userId) { 14727 mContext.enforceCallingOrSelfPermission( 14728 android.Manifest.permission.INTERACT_ACROSS_USERS_FULL, null); 14729 } 14730 14731 synchronized (mPackages) { 14732 boolean result = mSettings.setDefaultBrowserPackageNameLPw(packageName, userId); 14733 if (packageName != null) { 14734 mDefaultPermissionPolicy.grantDefaultPermissionsToDefaultBrowser( 14735 packageName, userId); 14736 } 14737 return result; 14738 } 14739 } 14740 14741 @Override 14742 public String getDefaultBrowserPackageName(int userId) { 14743 if (UserHandle.getCallingUserId() != userId) { 14744 mContext.enforceCallingOrSelfPermission( 14745 android.Manifest.permission.INTERACT_ACROSS_USERS_FULL, null); 14746 } 14747 if (getInstantAppPackageName(Binder.getCallingUid()) != null) { 14748 return null; 14749 } 14750 synchronized (mPackages) { 14751 return mSettings.getDefaultBrowserPackageNameLPw(userId); 14752 } 14753 } 14754 14755 /** 14756 * Get the "allow unknown sources" setting. 14757 * 14758 * @return the current "allow unknown sources" setting 14759 */ 14760 private int getUnknownSourcesSettings() { 14761 return android.provider.Settings.Secure.getInt(mContext.getContentResolver(), 14762 android.provider.Settings.Secure.INSTALL_NON_MARKET_APPS, 14763 -1); 14764 } 14765 14766 @Override 14767 public void setInstallerPackageName(String targetPackage, String installerPackageName) { 14768 final int callingUid = Binder.getCallingUid(); 14769 if (getInstantAppPackageName(callingUid) != null) { 14770 return; 14771 } 14772 // writer 14773 synchronized (mPackages) { 14774 PackageSetting targetPackageSetting = mSettings.mPackages.get(targetPackage); 14775 if (targetPackageSetting == null 14776 || filterAppAccessLPr( 14777 targetPackageSetting, callingUid, UserHandle.getUserId(callingUid))) { 14778 throw new IllegalArgumentException("Unknown target package: " + targetPackage); 14779 } 14780 14781 PackageSetting installerPackageSetting; 14782 if (installerPackageName != null) { 14783 installerPackageSetting = mSettings.mPackages.get(installerPackageName); 14784 if (installerPackageSetting == null) { 14785 throw new IllegalArgumentException("Unknown installer package: " 14786 + installerPackageName); 14787 } 14788 } else { 14789 installerPackageSetting = null; 14790 } 14791 14792 Signature[] callerSignature; 14793 Object obj = mSettings.getUserIdLPr(callingUid); 14794 if (obj != null) { 14795 if (obj instanceof SharedUserSetting) { 14796 callerSignature = ((SharedUserSetting)obj).signatures.mSignatures; 14797 } else if (obj instanceof PackageSetting) { 14798 callerSignature = ((PackageSetting)obj).signatures.mSignatures; 14799 } else { 14800 throw new SecurityException("Bad object " + obj + " for uid " + callingUid); 14801 } 14802 } else { 14803 throw new SecurityException("Unknown calling UID: " + callingUid); 14804 } 14805 14806 // Verify: can't set installerPackageName to a package that is 14807 // not signed with the same cert as the caller. 14808 if (installerPackageSetting != null) { 14809 if (compareSignatures(callerSignature, 14810 installerPackageSetting.signatures.mSignatures) 14811 != PackageManager.SIGNATURE_MATCH) { 14812 throw new SecurityException( 14813 "Caller does not have same cert as new installer package " 14814 + installerPackageName); 14815 } 14816 } 14817 14818 // Verify: if target already has an installer package, it must 14819 // be signed with the same cert as the caller. 14820 if (targetPackageSetting.installerPackageName != null) { 14821 PackageSetting setting = mSettings.mPackages.get( 14822 targetPackageSetting.installerPackageName); 14823 // If the currently set package isn't valid, then it's always 14824 // okay to change it. 14825 if (setting != null) { 14826 if (compareSignatures(callerSignature, 14827 setting.signatures.mSignatures) 14828 != PackageManager.SIGNATURE_MATCH) { 14829 throw new SecurityException( 14830 "Caller does not have same cert as old installer package " 14831 + targetPackageSetting.installerPackageName); 14832 } 14833 } 14834 } 14835 14836 // Okay! 14837 targetPackageSetting.installerPackageName = installerPackageName; 14838 if (installerPackageName != null) { 14839 mSettings.mInstallerPackages.add(installerPackageName); 14840 } 14841 scheduleWriteSettingsLocked(); 14842 } 14843 } 14844 14845 @Override 14846 public void setApplicationCategoryHint(String packageName, int categoryHint, 14847 String callerPackageName) { 14848 if (getInstantAppPackageName(Binder.getCallingUid()) != null) { 14849 throw new SecurityException("Instant applications don't have access to this method"); 14850 } 14851 mContext.getSystemService(AppOpsManager.class).checkPackage(Binder.getCallingUid(), 14852 callerPackageName); 14853 synchronized (mPackages) { 14854 PackageSetting ps = mSettings.mPackages.get(packageName); 14855 if (ps == null) { 14856 throw new IllegalArgumentException("Unknown target package " + packageName); 14857 } 14858 if (filterAppAccessLPr(ps, Binder.getCallingUid(), UserHandle.getCallingUserId())) { 14859 throw new IllegalArgumentException("Unknown target package " + packageName); 14860 } 14861 if (!Objects.equals(callerPackageName, ps.installerPackageName)) { 14862 throw new IllegalArgumentException("Calling package " + callerPackageName 14863 + " is not installer for " + packageName); 14864 } 14865 14866 if (ps.categoryHint != categoryHint) { 14867 ps.categoryHint = categoryHint; 14868 scheduleWriteSettingsLocked(); 14869 } 14870 } 14871 } 14872 14873 private void processPendingInstall(final InstallArgs args, final int currentStatus) { 14874 // Queue up an async operation since the package installation may take a little while. 14875 mHandler.post(new Runnable() { 14876 public void run() { 14877 mHandler.removeCallbacks(this); 14878 // Result object to be returned 14879 PackageInstalledInfo res = new PackageInstalledInfo(); 14880 res.setReturnCode(currentStatus); 14881 res.uid = -1; 14882 res.pkg = null; 14883 res.removedInfo = null; 14884 if (res.returnCode == PackageManager.INSTALL_SUCCEEDED) { 14885 args.doPreInstall(res.returnCode); 14886 synchronized (mInstallLock) { 14887 installPackageTracedLI(args, res); 14888 } 14889 args.doPostInstall(res.returnCode, res.uid); 14890 } 14891 14892 // A restore should be performed at this point if (a) the install 14893 // succeeded, (b) the operation is not an update, and (c) the new 14894 // package has not opted out of backup participation. 14895 final boolean update = res.removedInfo != null 14896 && res.removedInfo.removedPackage != null; 14897 final int flags = (res.pkg == null) ? 0 : res.pkg.applicationInfo.flags; 14898 boolean doRestore = !update 14899 && ((flags & ApplicationInfo.FLAG_ALLOW_BACKUP) != 0); 14900 14901 // Set up the post-install work request bookkeeping. This will be used 14902 // and cleaned up by the post-install event handling regardless of whether 14903 // there's a restore pass performed. Token values are >= 1. 14904 int token; 14905 if (mNextInstallToken < 0) mNextInstallToken = 1; 14906 token = mNextInstallToken++; 14907 14908 PostInstallData data = new PostInstallData(args, res); 14909 mRunningInstalls.put(token, data); 14910 if (DEBUG_INSTALL) Log.v(TAG, "+ starting restore round-trip " + token); 14911 14912 if (res.returnCode == PackageManager.INSTALL_SUCCEEDED && doRestore) { 14913 // Pass responsibility to the Backup Manager. It will perform a 14914 // restore if appropriate, then pass responsibility back to the 14915 // Package Manager to run the post-install observer callbacks 14916 // and broadcasts. 14917 IBackupManager bm = IBackupManager.Stub.asInterface( 14918 ServiceManager.getService(Context.BACKUP_SERVICE)); 14919 if (bm != null) { 14920 if (DEBUG_INSTALL) Log.v(TAG, "token " + token 14921 + " to BM for possible restore"); 14922 Trace.asyncTraceBegin(TRACE_TAG_PACKAGE_MANAGER, "restore", token); 14923 try { 14924 // TODO: http://b/22388012 14925 if (bm.isBackupServiceActive(UserHandle.USER_SYSTEM)) { 14926 bm.restoreAtInstall(res.pkg.applicationInfo.packageName, token); 14927 } else { 14928 doRestore = false; 14929 } 14930 } catch (RemoteException e) { 14931 // can't happen; the backup manager is local 14932 } catch (Exception e) { 14933 Slog.e(TAG, "Exception trying to enqueue restore", e); 14934 doRestore = false; 14935 } 14936 } else { 14937 Slog.e(TAG, "Backup Manager not found!"); 14938 doRestore = false; 14939 } 14940 } 14941 14942 if (!doRestore) { 14943 // No restore possible, or the Backup Manager was mysteriously not 14944 // available -- just fire the post-install work request directly. 14945 if (DEBUG_INSTALL) Log.v(TAG, "No restore - queue post-install for " + token); 14946 14947 Trace.asyncTraceBegin(TRACE_TAG_PACKAGE_MANAGER, "postInstall", token); 14948 14949 Message msg = mHandler.obtainMessage(POST_INSTALL, token, 0); 14950 mHandler.sendMessage(msg); 14951 } 14952 } 14953 }); 14954 } 14955 14956 /** 14957 * Callback from PackageSettings whenever an app is first transitioned out of the 14958 * 'stopped' state. Normally we just issue the broadcast, but we can't do that if 14959 * the app was "launched" for a restoreAtInstall operation. Therefore we check 14960 * here whether the app is the target of an ongoing install, and only send the 14961 * broadcast immediately if it is not in that state. If it *is* undergoing a restore, 14962 * the first-launch broadcast will be sent implicitly on that basis in POST_INSTALL 14963 * handling. 14964 */ 14965 void notifyFirstLaunch(final String pkgName, final String installerPackage, final int userId) { 14966 // Serialize this with the rest of the install-process message chain. In the 14967 // restore-at-install case, this Runnable will necessarily run before the 14968 // POST_INSTALL message is processed, so the contents of mRunningInstalls 14969 // are coherent. In the non-restore case, the app has already completed install 14970 // and been launched through some other means, so it is not in a problematic 14971 // state for observers to see the FIRST_LAUNCH signal. 14972 mHandler.post(new Runnable() { 14973 @Override 14974 public void run() { 14975 for (int i = 0; i < mRunningInstalls.size(); i++) { 14976 final PostInstallData data = mRunningInstalls.valueAt(i); 14977 if (data.res.returnCode != PackageManager.INSTALL_SUCCEEDED) { 14978 continue; 14979 } 14980 if (pkgName.equals(data.res.pkg.applicationInfo.packageName)) { 14981 // right package; but is it for the right user? 14982 for (int uIndex = 0; uIndex < data.res.newUsers.length; uIndex++) { 14983 if (userId == data.res.newUsers[uIndex]) { 14984 if (DEBUG_BACKUP) { 14985 Slog.i(TAG, "Package " + pkgName 14986 + " being restored so deferring FIRST_LAUNCH"); 14987 } 14988 return; 14989 } 14990 } 14991 } 14992 } 14993 // didn't find it, so not being restored 14994 if (DEBUG_BACKUP) { 14995 Slog.i(TAG, "Package " + pkgName + " sending normal FIRST_LAUNCH"); 14996 } 14997 sendFirstLaunchBroadcast(pkgName, installerPackage, new int[] {userId}); 14998 } 14999 }); 15000 } 15001 15002 private void sendFirstLaunchBroadcast(String pkgName, String installerPkg, int[] userIds) { 15003 sendPackageBroadcast(Intent.ACTION_PACKAGE_FIRST_LAUNCH, pkgName, null, 0, 15004 installerPkg, null, userIds); 15005 } 15006 15007 private abstract class HandlerParams { 15008 private static final int MAX_RETRIES = 4; 15009 15010 /** 15011 * Number of times startCopy() has been attempted and had a non-fatal 15012 * error. 15013 */ 15014 private int mRetries = 0; 15015 15016 /** User handle for the user requesting the information or installation. */ 15017 private final UserHandle mUser; 15018 String traceMethod; 15019 int traceCookie; 15020 15021 HandlerParams(UserHandle user) { 15022 mUser = user; 15023 } 15024 15025 UserHandle getUser() { 15026 return mUser; 15027 } 15028 15029 HandlerParams setTraceMethod(String traceMethod) { 15030 this.traceMethod = traceMethod; 15031 return this; 15032 } 15033 15034 HandlerParams setTraceCookie(int traceCookie) { 15035 this.traceCookie = traceCookie; 15036 return this; 15037 } 15038 15039 final boolean startCopy() { 15040 boolean res; 15041 try { 15042 if (DEBUG_INSTALL) Slog.i(TAG, "startCopy " + mUser + ": " + this); 15043 15044 if (++mRetries > MAX_RETRIES) { 15045 Slog.w(TAG, "Failed to invoke remote methods on default container service. Giving up"); 15046 mHandler.sendEmptyMessage(MCS_GIVE_UP); 15047 handleServiceError(); 15048 return false; 15049 } else { 15050 handleStartCopy(); 15051 res = true; 15052 } 15053 } catch (RemoteException e) { 15054 if (DEBUG_INSTALL) Slog.i(TAG, "Posting install MCS_RECONNECT"); 15055 mHandler.sendEmptyMessage(MCS_RECONNECT); 15056 res = false; 15057 } 15058 handleReturnCode(); 15059 return res; 15060 } 15061 15062 final void serviceError() { 15063 if (DEBUG_INSTALL) Slog.i(TAG, "serviceError"); 15064 handleServiceError(); 15065 handleReturnCode(); 15066 } 15067 15068 abstract void handleStartCopy() throws RemoteException; 15069 abstract void handleServiceError(); 15070 abstract void handleReturnCode(); 15071 } 15072 15073 private static void clearDirectory(IMediaContainerService mcs, File[] paths) { 15074 for (File path : paths) { 15075 try { 15076 mcs.clearDirectory(path.getAbsolutePath()); 15077 } catch (RemoteException e) { 15078 } 15079 } 15080 } 15081 15082 static class OriginInfo { 15083 /** 15084 * Location where install is coming from, before it has been 15085 * copied/renamed into place. This could be a single monolithic APK 15086 * file, or a cluster directory. This location may be untrusted. 15087 */ 15088 final File file; 15089 15090 /** 15091 * Flag indicating that {@link #file} or {@link #cid} has already been 15092 * staged, meaning downstream users don't need to defensively copy the 15093 * contents. 15094 */ 15095 final boolean staged; 15096 15097 /** 15098 * Flag indicating that {@link #file} or {@link #cid} is an already 15099 * installed app that is being moved. 15100 */ 15101 final boolean existing; 15102 15103 final String resolvedPath; 15104 final File resolvedFile; 15105 15106 static OriginInfo fromNothing() { 15107 return new OriginInfo(null, false, false); 15108 } 15109 15110 static OriginInfo fromUntrustedFile(File file) { 15111 return new OriginInfo(file, false, false); 15112 } 15113 15114 static OriginInfo fromExistingFile(File file) { 15115 return new OriginInfo(file, false, true); 15116 } 15117 15118 static OriginInfo fromStagedFile(File file) { 15119 return new OriginInfo(file, true, false); 15120 } 15121 15122 private OriginInfo(File file, boolean staged, boolean existing) { 15123 this.file = file; 15124 this.staged = staged; 15125 this.existing = existing; 15126 15127 if (file != null) { 15128 resolvedPath = file.getAbsolutePath(); 15129 resolvedFile = file; 15130 } else { 15131 resolvedPath = null; 15132 resolvedFile = null; 15133 } 15134 } 15135 } 15136 15137 static class MoveInfo { 15138 final int moveId; 15139 final String fromUuid; 15140 final String toUuid; 15141 final String packageName; 15142 final String dataAppName; 15143 final int appId; 15144 final String seinfo; 15145 final int targetSdkVersion; 15146 15147 public MoveInfo(int moveId, String fromUuid, String toUuid, String packageName, 15148 String dataAppName, int appId, String seinfo, int targetSdkVersion) { 15149 this.moveId = moveId; 15150 this.fromUuid = fromUuid; 15151 this.toUuid = toUuid; 15152 this.packageName = packageName; 15153 this.dataAppName = dataAppName; 15154 this.appId = appId; 15155 this.seinfo = seinfo; 15156 this.targetSdkVersion = targetSdkVersion; 15157 } 15158 } 15159 15160 static class VerificationInfo { 15161 /** A constant used to indicate that a uid value is not present. */ 15162 public static final int NO_UID = -1; 15163 15164 /** URI referencing where the package was downloaded from. */ 15165 final Uri originatingUri; 15166 15167 /** HTTP referrer URI associated with the originatingURI. */ 15168 final Uri referrer; 15169 15170 /** UID of the application that the install request originated from. */ 15171 final int originatingUid; 15172 15173 /** UID of application requesting the install */ 15174 final int installerUid; 15175 15176 VerificationInfo(Uri originatingUri, Uri referrer, int originatingUid, int installerUid) { 15177 this.originatingUri = originatingUri; 15178 this.referrer = referrer; 15179 this.originatingUid = originatingUid; 15180 this.installerUid = installerUid; 15181 } 15182 } 15183 15184 class InstallParams extends HandlerParams { 15185 final OriginInfo origin; 15186 final MoveInfo move; 15187 final IPackageInstallObserver2 observer; 15188 int installFlags; 15189 final String installerPackageName; 15190 final String volumeUuid; 15191 private InstallArgs mArgs; 15192 private int mRet; 15193 final String packageAbiOverride; 15194 final String[] grantedRuntimePermissions; 15195 final VerificationInfo verificationInfo; 15196 final Certificate[][] certificates; 15197 final int installReason; 15198 15199 InstallParams(OriginInfo origin, MoveInfo move, IPackageInstallObserver2 observer, 15200 int installFlags, String installerPackageName, String volumeUuid, 15201 VerificationInfo verificationInfo, UserHandle user, String packageAbiOverride, 15202 String[] grantedPermissions, Certificate[][] certificates, int installReason) { 15203 super(user); 15204 this.origin = origin; 15205 this.move = move; 15206 this.observer = observer; 15207 this.installFlags = installFlags; 15208 this.installerPackageName = installerPackageName; 15209 this.volumeUuid = volumeUuid; 15210 this.verificationInfo = verificationInfo; 15211 this.packageAbiOverride = packageAbiOverride; 15212 this.grantedRuntimePermissions = grantedPermissions; 15213 this.certificates = certificates; 15214 this.installReason = installReason; 15215 } 15216 15217 @Override 15218 public String toString() { 15219 return "InstallParams{" + Integer.toHexString(System.identityHashCode(this)) 15220 + " file=" + origin.file + "}"; 15221 } 15222 15223 private int installLocationPolicy(PackageInfoLite pkgLite) { 15224 String packageName = pkgLite.packageName; 15225 int installLocation = pkgLite.installLocation; 15226 boolean onSd = (installFlags & PackageManager.INSTALL_EXTERNAL) != 0; 15227 // reader 15228 synchronized (mPackages) { 15229 // Currently installed package which the new package is attempting to replace or 15230 // null if no such package is installed. 15231 PackageParser.Package installedPkg = mPackages.get(packageName); 15232 // Package which currently owns the data which the new package will own if installed. 15233 // If an app is unstalled while keeping data (e.g., adb uninstall -k), installedPkg 15234 // will be null whereas dataOwnerPkg will contain information about the package 15235 // which was uninstalled while keeping its data. 15236 PackageParser.Package dataOwnerPkg = installedPkg; 15237 if (dataOwnerPkg == null) { 15238 PackageSetting ps = mSettings.mPackages.get(packageName); 15239 if (ps != null) { 15240 dataOwnerPkg = ps.pkg; 15241 } 15242 } 15243 15244 if (dataOwnerPkg != null) { 15245 // If installed, the package will get access to data left on the device by its 15246 // predecessor. As a security measure, this is permited only if this is not a 15247 // version downgrade or if the predecessor package is marked as debuggable and 15248 // a downgrade is explicitly requested. 15249 // 15250 // On debuggable platform builds, downgrades are permitted even for 15251 // non-debuggable packages to make testing easier. Debuggable platform builds do 15252 // not offer security guarantees and thus it's OK to disable some security 15253 // mechanisms to make debugging/testing easier on those builds. However, even on 15254 // debuggable builds downgrades of packages are permitted only if requested via 15255 // installFlags. This is because we aim to keep the behavior of debuggable 15256 // platform builds as close as possible to the behavior of non-debuggable 15257 // platform builds. 15258 final boolean downgradeRequested = 15259 (installFlags & PackageManager.INSTALL_ALLOW_DOWNGRADE) != 0; 15260 final boolean packageDebuggable = 15261 (dataOwnerPkg.applicationInfo.flags 15262 & ApplicationInfo.FLAG_DEBUGGABLE) != 0; 15263 final boolean downgradePermitted = 15264 (downgradeRequested) && ((Build.IS_DEBUGGABLE) || (packageDebuggable)); 15265 if (!downgradePermitted) { 15266 try { 15267 checkDowngrade(dataOwnerPkg, pkgLite); 15268 } catch (PackageManagerException e) { 15269 Slog.w(TAG, "Downgrade detected: " + e.getMessage()); 15270 return PackageHelper.RECOMMEND_FAILED_VERSION_DOWNGRADE; 15271 } 15272 } 15273 } 15274 15275 if (installedPkg != null) { 15276 if ((installFlags & PackageManager.INSTALL_REPLACE_EXISTING) != 0) { 15277 // Check for updated system application. 15278 if ((installedPkg.applicationInfo.flags & ApplicationInfo.FLAG_SYSTEM) != 0) { 15279 if (onSd) { 15280 Slog.w(TAG, "Cannot install update to system app on sdcard"); 15281 return PackageHelper.RECOMMEND_FAILED_INVALID_LOCATION; 15282 } 15283 return PackageHelper.RECOMMEND_INSTALL_INTERNAL; 15284 } else { 15285 if (onSd) { 15286 // Install flag overrides everything. 15287 return PackageHelper.RECOMMEND_INSTALL_EXTERNAL; 15288 } 15289 // If current upgrade specifies particular preference 15290 if (installLocation == PackageInfo.INSTALL_LOCATION_INTERNAL_ONLY) { 15291 // Application explicitly specified internal. 15292 return PackageHelper.RECOMMEND_INSTALL_INTERNAL; 15293 } else if (installLocation == PackageInfo.INSTALL_LOCATION_PREFER_EXTERNAL) { 15294 // App explictly prefers external. Let policy decide 15295 } else { 15296 // Prefer previous location 15297 if (isExternal(installedPkg)) { 15298 return PackageHelper.RECOMMEND_INSTALL_EXTERNAL; 15299 } 15300 return PackageHelper.RECOMMEND_INSTALL_INTERNAL; 15301 } 15302 } 15303 } else { 15304 // Invalid install. Return error code 15305 return PackageHelper.RECOMMEND_FAILED_ALREADY_EXISTS; 15306 } 15307 } 15308 } 15309 // All the special cases have been taken care of. 15310 // Return result based on recommended install location. 15311 if (onSd) { 15312 return PackageHelper.RECOMMEND_INSTALL_EXTERNAL; 15313 } 15314 return pkgLite.recommendedInstallLocation; 15315 } 15316 15317 /* 15318 * Invoke remote method to get package information and install 15319 * location values. Override install location based on default 15320 * policy if needed and then create install arguments based 15321 * on the install location. 15322 */ 15323 public void handleStartCopy() throws RemoteException { 15324 int ret = PackageManager.INSTALL_SUCCEEDED; 15325 15326 // If we're already staged, we've firmly committed to an install location 15327 if (origin.staged) { 15328 if (origin.file != null) { 15329 installFlags |= PackageManager.INSTALL_INTERNAL; 15330 installFlags &= ~PackageManager.INSTALL_EXTERNAL; 15331 } else { 15332 throw new IllegalStateException("Invalid stage location"); 15333 } 15334 } 15335 15336 final boolean onSd = (installFlags & PackageManager.INSTALL_EXTERNAL) != 0; 15337 final boolean onInt = (installFlags & PackageManager.INSTALL_INTERNAL) != 0; 15338 final boolean ephemeral = (installFlags & PackageManager.INSTALL_INSTANT_APP) != 0; 15339 PackageInfoLite pkgLite = null; 15340 15341 if (onInt && onSd) { 15342 // Check if both bits are set. 15343 Slog.w(TAG, "Conflicting flags specified for installing on both internal and external"); 15344 ret = PackageManager.INSTALL_FAILED_INVALID_INSTALL_LOCATION; 15345 } else if (onSd && ephemeral) { 15346 Slog.w(TAG, "Conflicting flags specified for installing ephemeral on external"); 15347 ret = PackageManager.INSTALL_FAILED_INVALID_INSTALL_LOCATION; 15348 } else { 15349 pkgLite = mContainerService.getMinimalPackageInfo(origin.resolvedPath, installFlags, 15350 packageAbiOverride); 15351 15352 if (DEBUG_EPHEMERAL && ephemeral) { 15353 Slog.v(TAG, "pkgLite for install: " + pkgLite); 15354 } 15355 15356 /* 15357 * If we have too little free space, try to free cache 15358 * before giving up. 15359 */ 15360 if (!origin.staged && pkgLite.recommendedInstallLocation 15361 == PackageHelper.RECOMMEND_FAILED_INSUFFICIENT_STORAGE) { 15362 // TODO: focus freeing disk space on the target device 15363 final StorageManager storage = StorageManager.from(mContext); 15364 final long lowThreshold = storage.getStorageLowBytes( 15365 Environment.getDataDirectory()); 15366 15367 final long sizeBytes = mContainerService.calculateInstalledSize( 15368 origin.resolvedPath, packageAbiOverride); 15369 15370 try { 15371 mInstaller.freeCache(null, sizeBytes + lowThreshold, 0, 0); 15372 pkgLite = mContainerService.getMinimalPackageInfo(origin.resolvedPath, 15373 installFlags, packageAbiOverride); 15374 } catch (InstallerException e) { 15375 Slog.w(TAG, "Failed to free cache", e); 15376 } 15377 15378 /* 15379 * The cache free must have deleted the file we 15380 * downloaded to install. 15381 * 15382 * TODO: fix the "freeCache" call to not delete 15383 * the file we care about. 15384 */ 15385 if (pkgLite.recommendedInstallLocation 15386 == PackageHelper.RECOMMEND_FAILED_INVALID_URI) { 15387 pkgLite.recommendedInstallLocation 15388 = PackageHelper.RECOMMEND_FAILED_INSUFFICIENT_STORAGE; 15389 } 15390 } 15391 } 15392 15393 if (ret == PackageManager.INSTALL_SUCCEEDED) { 15394 int loc = pkgLite.recommendedInstallLocation; 15395 if (loc == PackageHelper.RECOMMEND_FAILED_INVALID_LOCATION) { 15396 ret = PackageManager.INSTALL_FAILED_INVALID_INSTALL_LOCATION; 15397 } else if (loc == PackageHelper.RECOMMEND_FAILED_ALREADY_EXISTS) { 15398 ret = PackageManager.INSTALL_FAILED_ALREADY_EXISTS; 15399 } else if (loc == PackageHelper.RECOMMEND_FAILED_INSUFFICIENT_STORAGE) { 15400 ret = PackageManager.INSTALL_FAILED_INSUFFICIENT_STORAGE; 15401 } else if (loc == PackageHelper.RECOMMEND_FAILED_INVALID_APK) { 15402 ret = PackageManager.INSTALL_FAILED_INVALID_APK; 15403 } else if (loc == PackageHelper.RECOMMEND_FAILED_INVALID_URI) { 15404 ret = PackageManager.INSTALL_FAILED_INVALID_URI; 15405 } else if (loc == PackageHelper.RECOMMEND_MEDIA_UNAVAILABLE) { 15406 ret = PackageManager.INSTALL_FAILED_MEDIA_UNAVAILABLE; 15407 } else { 15408 // Override with defaults if needed. 15409 loc = installLocationPolicy(pkgLite); 15410 if (loc == PackageHelper.RECOMMEND_FAILED_VERSION_DOWNGRADE) { 15411 ret = PackageManager.INSTALL_FAILED_VERSION_DOWNGRADE; 15412 } else if (!onSd && !onInt) { 15413 // Override install location with flags 15414 if (loc == PackageHelper.RECOMMEND_INSTALL_EXTERNAL) { 15415 // Set the flag to install on external media. 15416 installFlags |= PackageManager.INSTALL_EXTERNAL; 15417 installFlags &= ~PackageManager.INSTALL_INTERNAL; 15418 } else if (loc == PackageHelper.RECOMMEND_INSTALL_EPHEMERAL) { 15419 if (DEBUG_EPHEMERAL) { 15420 Slog.v(TAG, "...setting INSTALL_EPHEMERAL install flag"); 15421 } 15422 installFlags |= PackageManager.INSTALL_INSTANT_APP; 15423 installFlags &= ~(PackageManager.INSTALL_EXTERNAL 15424 |PackageManager.INSTALL_INTERNAL); 15425 } else { 15426 // Make sure the flag for installing on external 15427 // media is unset 15428 installFlags |= PackageManager.INSTALL_INTERNAL; 15429 installFlags &= ~PackageManager.INSTALL_EXTERNAL; 15430 } 15431 } 15432 } 15433 } 15434 15435 final InstallArgs args = createInstallArgs(this); 15436 mArgs = args; 15437 15438 if (ret == PackageManager.INSTALL_SUCCEEDED) { 15439 // TODO: http://b/22976637 15440 // Apps installed for "all" users use the device owner to verify the app 15441 UserHandle verifierUser = getUser(); 15442 if (verifierUser == UserHandle.ALL) { 15443 verifierUser = UserHandle.SYSTEM; 15444 } 15445 15446 /* 15447 * Determine if we have any installed package verifiers. If we 15448 * do, then we'll defer to them to verify the packages. 15449 */ 15450 final int requiredUid = mRequiredVerifierPackage == null ? -1 15451 : getPackageUid(mRequiredVerifierPackage, MATCH_DEBUG_TRIAGED_MISSING, 15452 verifierUser.getIdentifier()); 15453 final int installerUid = 15454 verificationInfo == null ? -1 : verificationInfo.installerUid; 15455 if (!origin.existing && requiredUid != -1 15456 && isVerificationEnabled( 15457 verifierUser.getIdentifier(), installFlags, installerUid)) { 15458 final Intent verification = new Intent( 15459 Intent.ACTION_PACKAGE_NEEDS_VERIFICATION); 15460 verification.addFlags(Intent.FLAG_RECEIVER_FOREGROUND); 15461 verification.setDataAndType(Uri.fromFile(new File(origin.resolvedPath)), 15462 PACKAGE_MIME_TYPE); 15463 verification.addFlags(Intent.FLAG_GRANT_READ_URI_PERMISSION); 15464 15465 // Query all live verifiers based on current user state 15466 final List<ResolveInfo> receivers = queryIntentReceiversInternal(verification, 15467 PACKAGE_MIME_TYPE, 0, verifierUser.getIdentifier(), 15468 false /*allowDynamicSplits*/); 15469 15470 if (DEBUG_VERIFY) { 15471 Slog.d(TAG, "Found " + receivers.size() + " verifiers for intent " 15472 + verification.toString() + " with " + pkgLite.verifiers.length 15473 + " optional verifiers"); 15474 } 15475 15476 final int verificationId = mPendingVerificationToken++; 15477 15478 verification.putExtra(PackageManager.EXTRA_VERIFICATION_ID, verificationId); 15479 15480 verification.putExtra(PackageManager.EXTRA_VERIFICATION_INSTALLER_PACKAGE, 15481 installerPackageName); 15482 15483 verification.putExtra(PackageManager.EXTRA_VERIFICATION_INSTALL_FLAGS, 15484 installFlags); 15485 15486 verification.putExtra(PackageManager.EXTRA_VERIFICATION_PACKAGE_NAME, 15487 pkgLite.packageName); 15488 15489 verification.putExtra(PackageManager.EXTRA_VERIFICATION_VERSION_CODE, 15490 pkgLite.versionCode); 15491 15492 if (verificationInfo != null) { 15493 if (verificationInfo.originatingUri != null) { 15494 verification.putExtra(Intent.EXTRA_ORIGINATING_URI, 15495 verificationInfo.originatingUri); 15496 } 15497 if (verificationInfo.referrer != null) { 15498 verification.putExtra(Intent.EXTRA_REFERRER, 15499 verificationInfo.referrer); 15500 } 15501 if (verificationInfo.originatingUid >= 0) { 15502 verification.putExtra(Intent.EXTRA_ORIGINATING_UID, 15503 verificationInfo.originatingUid); 15504 } 15505 if (verificationInfo.installerUid >= 0) { 15506 verification.putExtra(PackageManager.EXTRA_VERIFICATION_INSTALLER_UID, 15507 verificationInfo.installerUid); 15508 } 15509 } 15510 15511 final PackageVerificationState verificationState = new PackageVerificationState( 15512 requiredUid, args); 15513 15514 mPendingVerification.append(verificationId, verificationState); 15515 15516 final List<ComponentName> sufficientVerifiers = matchVerifiers(pkgLite, 15517 receivers, verificationState); 15518 15519 DeviceIdleController.LocalService idleController = getDeviceIdleController(); 15520 final long idleDuration = getVerificationTimeout(); 15521 15522 /* 15523 * If any sufficient verifiers were listed in the package 15524 * manifest, attempt to ask them. 15525 */ 15526 if (sufficientVerifiers != null) { 15527 final int N = sufficientVerifiers.size(); 15528 if (N == 0) { 15529 Slog.i(TAG, "Additional verifiers required, but none installed."); 15530 ret = PackageManager.INSTALL_FAILED_VERIFICATION_FAILURE; 15531 } else { 15532 for (int i = 0; i < N; i++) { 15533 final ComponentName verifierComponent = sufficientVerifiers.get(i); 15534 idleController.addPowerSaveTempWhitelistApp(Process.myUid(), 15535 verifierComponent.getPackageName(), idleDuration, 15536 verifierUser.getIdentifier(), false, "package verifier"); 15537 15538 final Intent sufficientIntent = new Intent(verification); 15539 sufficientIntent.setComponent(verifierComponent); 15540 mContext.sendBroadcastAsUser(sufficientIntent, verifierUser); 15541 } 15542 } 15543 } 15544 15545 final ComponentName requiredVerifierComponent = matchComponentForVerifier( 15546 mRequiredVerifierPackage, receivers); 15547 if (ret == PackageManager.INSTALL_SUCCEEDED 15548 && mRequiredVerifierPackage != null) { 15549 Trace.asyncTraceBegin( 15550 TRACE_TAG_PACKAGE_MANAGER, "verification", verificationId); 15551 /* 15552 * Send the intent to the required verification agent, 15553 * but only start the verification timeout after the 15554 * target BroadcastReceivers have run. 15555 */ 15556 verification.setComponent(requiredVerifierComponent); 15557 idleController.addPowerSaveTempWhitelistApp(Process.myUid(), 15558 mRequiredVerifierPackage, idleDuration, 15559 verifierUser.getIdentifier(), false, "package verifier"); 15560 mContext.sendOrderedBroadcastAsUser(verification, verifierUser, 15561 android.Manifest.permission.PACKAGE_VERIFICATION_AGENT, 15562 new BroadcastReceiver() { 15563 @Override 15564 public void onReceive(Context context, Intent intent) { 15565 final Message msg = mHandler 15566 .obtainMessage(CHECK_PENDING_VERIFICATION); 15567 msg.arg1 = verificationId; 15568 mHandler.sendMessageDelayed(msg, getVerificationTimeout()); 15569 } 15570 }, null, 0, null, null); 15571 15572 /* 15573 * We don't want the copy to proceed until verification 15574 * succeeds, so null out this field. 15575 */ 15576 mArgs = null; 15577 } 15578 } else { 15579 /* 15580 * No package verification is enabled, so immediately start 15581 * the remote call to initiate copy using temporary file. 15582 */ 15583 ret = args.copyApk(mContainerService, true); 15584 } 15585 } 15586 15587 mRet = ret; 15588 } 15589 15590 @Override 15591 void handleReturnCode() { 15592 // If mArgs is null, then MCS couldn't be reached. When it 15593 // reconnects, it will try again to install. At that point, this 15594 // will succeed. 15595 if (mArgs != null) { 15596 processPendingInstall(mArgs, mRet); 15597 } 15598 } 15599 15600 @Override 15601 void handleServiceError() { 15602 mArgs = createInstallArgs(this); 15603 mRet = PackageManager.INSTALL_FAILED_INTERNAL_ERROR; 15604 } 15605 } 15606 15607 private InstallArgs createInstallArgs(InstallParams params) { 15608 if (params.move != null) { 15609 return new MoveInstallArgs(params); 15610 } else { 15611 return new FileInstallArgs(params); 15612 } 15613 } 15614 15615 /** 15616 * Create args that describe an existing installed package. Typically used 15617 * when cleaning up old installs, or used as a move source. 15618 */ 15619 private InstallArgs createInstallArgsForExisting(int installFlags, String codePath, 15620 String resourcePath, String[] instructionSets) { 15621 return new FileInstallArgs(codePath, resourcePath, instructionSets); 15622 } 15623 15624 static abstract class InstallArgs { 15625 /** @see InstallParams#origin */ 15626 final OriginInfo origin; 15627 /** @see InstallParams#move */ 15628 final MoveInfo move; 15629 15630 final IPackageInstallObserver2 observer; 15631 // Always refers to PackageManager flags only 15632 final int installFlags; 15633 final String installerPackageName; 15634 final String volumeUuid; 15635 final UserHandle user; 15636 final String abiOverride; 15637 final String[] installGrantPermissions; 15638 /** If non-null, drop an async trace when the install completes */ 15639 final String traceMethod; 15640 final int traceCookie; 15641 final Certificate[][] certificates; 15642 final int installReason; 15643 15644 // The list of instruction sets supported by this app. This is currently 15645 // only used during the rmdex() phase to clean up resources. We can get rid of this 15646 // if we move dex files under the common app path. 15647 /* nullable */ String[] instructionSets; 15648 15649 InstallArgs(OriginInfo origin, MoveInfo move, IPackageInstallObserver2 observer, 15650 int installFlags, String installerPackageName, String volumeUuid, 15651 UserHandle user, String[] instructionSets, 15652 String abiOverride, String[] installGrantPermissions, 15653 String traceMethod, int traceCookie, Certificate[][] certificates, 15654 int installReason) { 15655 this.origin = origin; 15656 this.move = move; 15657 this.installFlags = installFlags; 15658 this.observer = observer; 15659 this.installerPackageName = installerPackageName; 15660 this.volumeUuid = volumeUuid; 15661 this.user = user; 15662 this.instructionSets = instructionSets; 15663 this.abiOverride = abiOverride; 15664 this.installGrantPermissions = installGrantPermissions; 15665 this.traceMethod = traceMethod; 15666 this.traceCookie = traceCookie; 15667 this.certificates = certificates; 15668 this.installReason = installReason; 15669 } 15670 15671 abstract int copyApk(IMediaContainerService imcs, boolean temp) throws RemoteException; 15672 abstract int doPreInstall(int status); 15673 15674 /** 15675 * Rename package into final resting place. All paths on the given 15676 * scanned package should be updated to reflect the rename. 15677 */ 15678 abstract boolean doRename(int status, PackageParser.Package pkg, String oldCodePath); 15679 abstract int doPostInstall(int status, int uid); 15680 15681 /** @see PackageSettingBase#codePathString */ 15682 abstract String getCodePath(); 15683 /** @see PackageSettingBase#resourcePathString */ 15684 abstract String getResourcePath(); 15685 15686 // Need installer lock especially for dex file removal. 15687 abstract void cleanUpResourcesLI(); 15688 abstract boolean doPostDeleteLI(boolean delete); 15689 15690 /** 15691 * Called before the source arguments are copied. This is used mostly 15692 * for MoveParams when it needs to read the source file to put it in the 15693 * destination. 15694 */ 15695 int doPreCopy() { 15696 return PackageManager.INSTALL_SUCCEEDED; 15697 } 15698 15699 /** 15700 * Called after the source arguments are copied. This is used mostly for 15701 * MoveParams when it needs to read the source file to put it in the 15702 * destination. 15703 */ 15704 int doPostCopy(int uid) { 15705 return PackageManager.INSTALL_SUCCEEDED; 15706 } 15707 15708 protected boolean isFwdLocked() { 15709 return (installFlags & PackageManager.INSTALL_FORWARD_LOCK) != 0; 15710 } 15711 15712 protected boolean isExternalAsec() { 15713 return (installFlags & PackageManager.INSTALL_EXTERNAL) != 0; 15714 } 15715 15716 protected boolean isEphemeral() { 15717 return (installFlags & PackageManager.INSTALL_INSTANT_APP) != 0; 15718 } 15719 15720 UserHandle getUser() { 15721 return user; 15722 } 15723 } 15724 15725 void removeDexFiles(List<String> allCodePaths, String[] instructionSets) { 15726 if (!allCodePaths.isEmpty()) { 15727 if (instructionSets == null) { 15728 throw new IllegalStateException("instructionSet == null"); 15729 } 15730 String[] dexCodeInstructionSets = getDexCodeInstructionSets(instructionSets); 15731 for (String codePath : allCodePaths) { 15732 for (String dexCodeInstructionSet : dexCodeInstructionSets) { 15733 try { 15734 mInstaller.rmdex(codePath, dexCodeInstructionSet); 15735 } catch (InstallerException ignored) { 15736 } 15737 } 15738 } 15739 } 15740 } 15741 15742 /** 15743 * Logic to handle installation of non-ASEC applications, including copying 15744 * and renaming logic. 15745 */ 15746 class FileInstallArgs extends InstallArgs { 15747 private File codeFile; 15748 private File resourceFile; 15749 15750 // Example topology: 15751 // /data/app/com.example/base.apk 15752 // /data/app/com.example/split_foo.apk 15753 // /data/app/com.example/lib/arm/libfoo.so 15754 // /data/app/com.example/lib/arm64/libfoo.so 15755 // /data/app/com.example/dalvik/arm/base.apk@classes.dex 15756 15757 /** New install */ 15758 FileInstallArgs(InstallParams params) { 15759 super(params.origin, params.move, params.observer, params.installFlags, 15760 params.installerPackageName, params.volumeUuid, 15761 params.getUser(), null /*instructionSets*/, params.packageAbiOverride, 15762 params.grantedRuntimePermissions, 15763 params.traceMethod, params.traceCookie, params.certificates, 15764 params.installReason); 15765 if (isFwdLocked()) { 15766 throw new IllegalArgumentException("Forward locking only supported in ASEC"); 15767 } 15768 } 15769 15770 /** Existing install */ 15771 FileInstallArgs(String codePath, String resourcePath, String[] instructionSets) { 15772 super(OriginInfo.fromNothing(), null, null, 0, null, null, null, instructionSets, 15773 null, null, null, 0, null /*certificates*/, 15774 PackageManager.INSTALL_REASON_UNKNOWN); 15775 this.codeFile = (codePath != null) ? new File(codePath) : null; 15776 this.resourceFile = (resourcePath != null) ? new File(resourcePath) : null; 15777 } 15778 15779 int copyApk(IMediaContainerService imcs, boolean temp) throws RemoteException { 15780 Trace.traceBegin(TRACE_TAG_PACKAGE_MANAGER, "copyApk"); 15781 try { 15782 return doCopyApk(imcs, temp); 15783 } finally { 15784 Trace.traceEnd(TRACE_TAG_PACKAGE_MANAGER); 15785 } 15786 } 15787 15788 private int doCopyApk(IMediaContainerService imcs, boolean temp) throws RemoteException { 15789 if (origin.staged) { 15790 if (DEBUG_INSTALL) Slog.d(TAG, origin.file + " already staged; skipping copy"); 15791 codeFile = origin.file; 15792 resourceFile = origin.file; 15793 return PackageManager.INSTALL_SUCCEEDED; 15794 } 15795 15796 try { 15797 final boolean isEphemeral = (installFlags & PackageManager.INSTALL_INSTANT_APP) != 0; 15798 final File tempDir = 15799 mInstallerService.allocateStageDirLegacy(volumeUuid, isEphemeral); 15800 codeFile = tempDir; 15801 resourceFile = tempDir; 15802 } catch (IOException e) { 15803 Slog.w(TAG, "Failed to create copy file: " + e); 15804 return PackageManager.INSTALL_FAILED_INSUFFICIENT_STORAGE; 15805 } 15806 15807 final IParcelFileDescriptorFactory target = new IParcelFileDescriptorFactory.Stub() { 15808 @Override 15809 public ParcelFileDescriptor open(String name, int mode) throws RemoteException { 15810 if (!FileUtils.isValidExtFilename(name)) { 15811 throw new IllegalArgumentException("Invalid filename: " + name); 15812 } 15813 try { 15814 final File file = new File(codeFile, name); 15815 final FileDescriptor fd = Os.open(file.getAbsolutePath(), 15816 O_RDWR | O_CREAT, 0644); 15817 Os.chmod(file.getAbsolutePath(), 0644); 15818 return new ParcelFileDescriptor(fd); 15819 } catch (ErrnoException e) { 15820 throw new RemoteException("Failed to open: " + e.getMessage()); 15821 } 15822 } 15823 }; 15824 15825 int ret = PackageManager.INSTALL_SUCCEEDED; 15826 ret = imcs.copyPackage(origin.file.getAbsolutePath(), target); 15827 if (ret != PackageManager.INSTALL_SUCCEEDED) { 15828 Slog.e(TAG, "Failed to copy package"); 15829 return ret; 15830 } 15831 15832 final File libraryRoot = new File(codeFile, LIB_DIR_NAME); 15833 NativeLibraryHelper.Handle handle = null; 15834 try { 15835 handle = NativeLibraryHelper.Handle.create(codeFile); 15836 ret = NativeLibraryHelper.copyNativeBinariesWithOverride(handle, libraryRoot, 15837 abiOverride); 15838 } catch (IOException e) { 15839 Slog.e(TAG, "Copying native libraries failed", e); 15840 ret = PackageManager.INSTALL_FAILED_INTERNAL_ERROR; 15841 } finally { 15842 IoUtils.closeQuietly(handle); 15843 } 15844 15845 return ret; 15846 } 15847 15848 int doPreInstall(int status) { 15849 if (status != PackageManager.INSTALL_SUCCEEDED) { 15850 cleanUp(); 15851 } 15852 return status; 15853 } 15854 15855 boolean doRename(int status, PackageParser.Package pkg, String oldCodePath) { 15856 if (status != PackageManager.INSTALL_SUCCEEDED) { 15857 cleanUp(); 15858 return false; 15859 } 15860 15861 final File targetDir = codeFile.getParentFile(); 15862 final File beforeCodeFile = codeFile; 15863 final File afterCodeFile = getNextCodePath(targetDir, pkg.packageName); 15864 15865 if (DEBUG_INSTALL) Slog.d(TAG, "Renaming " + beforeCodeFile + " to " + afterCodeFile); 15866 try { 15867 Os.rename(beforeCodeFile.getAbsolutePath(), afterCodeFile.getAbsolutePath()); 15868 } catch (ErrnoException e) { 15869 Slog.w(TAG, "Failed to rename", e); 15870 return false; 15871 } 15872 15873 if (!SELinux.restoreconRecursive(afterCodeFile)) { 15874 Slog.w(TAG, "Failed to restorecon"); 15875 return false; 15876 } 15877 15878 // Reflect the rename internally 15879 codeFile = afterCodeFile; 15880 resourceFile = afterCodeFile; 15881 15882 // Reflect the rename in scanned details 15883 pkg.setCodePath(afterCodeFile.getAbsolutePath()); 15884 pkg.setBaseCodePath(FileUtils.rewriteAfterRename(beforeCodeFile, 15885 afterCodeFile, pkg.baseCodePath)); 15886 pkg.setSplitCodePaths(FileUtils.rewriteAfterRename(beforeCodeFile, 15887 afterCodeFile, pkg.splitCodePaths)); 15888 15889 // Reflect the rename in app info 15890 pkg.setApplicationVolumeUuid(pkg.volumeUuid); 15891 pkg.setApplicationInfoCodePath(pkg.codePath); 15892 pkg.setApplicationInfoBaseCodePath(pkg.baseCodePath); 15893 pkg.setApplicationInfoSplitCodePaths(pkg.splitCodePaths); 15894 pkg.setApplicationInfoResourcePath(pkg.codePath); 15895 pkg.setApplicationInfoBaseResourcePath(pkg.baseCodePath); 15896 pkg.setApplicationInfoSplitResourcePaths(pkg.splitCodePaths); 15897 15898 return true; 15899 } 15900 15901 int doPostInstall(int status, int uid) { 15902 if (status != PackageManager.INSTALL_SUCCEEDED) { 15903 cleanUp(); 15904 } 15905 return status; 15906 } 15907 15908 @Override 15909 String getCodePath() { 15910 return (codeFile != null) ? codeFile.getAbsolutePath() : null; 15911 } 15912 15913 @Override 15914 String getResourcePath() { 15915 return (resourceFile != null) ? resourceFile.getAbsolutePath() : null; 15916 } 15917 15918 private boolean cleanUp() { 15919 if (codeFile == null || !codeFile.exists()) { 15920 return false; 15921 } 15922 15923 removeCodePathLI(codeFile); 15924 15925 if (resourceFile != null && !FileUtils.contains(codeFile, resourceFile)) { 15926 resourceFile.delete(); 15927 } 15928 15929 return true; 15930 } 15931 15932 void cleanUpResourcesLI() { 15933 // Try enumerating all code paths before deleting 15934 List<String> allCodePaths = Collections.EMPTY_LIST; 15935 if (codeFile != null && codeFile.exists()) { 15936 try { 15937 final PackageLite pkg = PackageParser.parsePackageLite(codeFile, 0); 15938 allCodePaths = pkg.getAllCodePaths(); 15939 } catch (PackageParserException e) { 15940 // Ignored; we tried our best 15941 } 15942 } 15943 15944 cleanUp(); 15945 removeDexFiles(allCodePaths, instructionSets); 15946 } 15947 15948 boolean doPostDeleteLI(boolean delete) { 15949 // XXX err, shouldn't we respect the delete flag? 15950 cleanUpResourcesLI(); 15951 return true; 15952 } 15953 } 15954 15955 private static void maybeThrowExceptionForMultiArchCopy(String message, int copyRet) throws 15956 PackageManagerException { 15957 if (copyRet < 0) { 15958 if (copyRet != PackageManager.NO_NATIVE_LIBRARIES && 15959 copyRet != PackageManager.INSTALL_FAILED_NO_MATCHING_ABIS) { 15960 throw new PackageManagerException(copyRet, message); 15961 } 15962 } 15963 } 15964 15965 /** 15966 * Extract the StorageManagerService "container ID" from the full code path of an 15967 * .apk. 15968 */ 15969 static String cidFromCodePath(String fullCodePath) { 15970 int eidx = fullCodePath.lastIndexOf("/"); 15971 String subStr1 = fullCodePath.substring(0, eidx); 15972 int sidx = subStr1.lastIndexOf("/"); 15973 return subStr1.substring(sidx+1, eidx); 15974 } 15975 15976 /** 15977 * Logic to handle movement of existing installed applications. 15978 */ 15979 class MoveInstallArgs extends InstallArgs { 15980 private File codeFile; 15981 private File resourceFile; 15982 15983 /** New install */ 15984 MoveInstallArgs(InstallParams params) { 15985 super(params.origin, params.move, params.observer, params.installFlags, 15986 params.installerPackageName, params.volumeUuid, 15987 params.getUser(), null /* instruction sets */, params.packageAbiOverride, 15988 params.grantedRuntimePermissions, 15989 params.traceMethod, params.traceCookie, params.certificates, 15990 params.installReason); 15991 } 15992 15993 int copyApk(IMediaContainerService imcs, boolean temp) { 15994 if (DEBUG_INSTALL) Slog.d(TAG, "Moving " + move.packageName + " from " 15995 + move.fromUuid + " to " + move.toUuid); 15996 synchronized (mInstaller) { 15997 try { 15998 mInstaller.moveCompleteApp(move.fromUuid, move.toUuid, move.packageName, 15999 move.dataAppName, move.appId, move.seinfo, move.targetSdkVersion); 16000 } catch (InstallerException e) { 16001 Slog.w(TAG, "Failed to move app", e); 16002 return PackageManager.INSTALL_FAILED_INTERNAL_ERROR; 16003 } 16004 } 16005 16006 codeFile = new File(Environment.getDataAppDirectory(move.toUuid), move.dataAppName); 16007 resourceFile = codeFile; 16008 if (DEBUG_INSTALL) Slog.d(TAG, "codeFile after move is " + codeFile); 16009 16010 return PackageManager.INSTALL_SUCCEEDED; 16011 } 16012 16013 int doPreInstall(int status) { 16014 if (status != PackageManager.INSTALL_SUCCEEDED) { 16015 cleanUp(move.toUuid); 16016 } 16017 return status; 16018 } 16019 16020 boolean doRename(int status, PackageParser.Package pkg, String oldCodePath) { 16021 if (status != PackageManager.INSTALL_SUCCEEDED) { 16022 cleanUp(move.toUuid); 16023 return false; 16024 } 16025 16026 // Reflect the move in app info 16027 pkg.setApplicationVolumeUuid(pkg.volumeUuid); 16028 pkg.setApplicationInfoCodePath(pkg.codePath); 16029 pkg.setApplicationInfoBaseCodePath(pkg.baseCodePath); 16030 pkg.setApplicationInfoSplitCodePaths(pkg.splitCodePaths); 16031 pkg.setApplicationInfoResourcePath(pkg.codePath); 16032 pkg.setApplicationInfoBaseResourcePath(pkg.baseCodePath); 16033 pkg.setApplicationInfoSplitResourcePaths(pkg.splitCodePaths); 16034 16035 return true; 16036 } 16037 16038 int doPostInstall(int status, int uid) { 16039 if (status == PackageManager.INSTALL_SUCCEEDED) { 16040 cleanUp(move.fromUuid); 16041 } else { 16042 cleanUp(move.toUuid); 16043 } 16044 return status; 16045 } 16046 16047 @Override 16048 String getCodePath() { 16049 return (codeFile != null) ? codeFile.getAbsolutePath() : null; 16050 } 16051 16052 @Override 16053 String getResourcePath() { 16054 return (resourceFile != null) ? resourceFile.getAbsolutePath() : null; 16055 } 16056 16057 private boolean cleanUp(String volumeUuid) { 16058 final File codeFile = new File(Environment.getDataAppDirectory(volumeUuid), 16059 move.dataAppName); 16060 Slog.d(TAG, "Cleaning up " + move.packageName + " on " + volumeUuid); 16061 final int[] userIds = sUserManager.getUserIds(); 16062 synchronized (mInstallLock) { 16063 // Clean up both app data and code 16064 // All package moves are frozen until finished 16065 for (int userId : userIds) { 16066 try { 16067 mInstaller.destroyAppData(volumeUuid, move.packageName, userId, 16068 StorageManager.FLAG_STORAGE_DE | StorageManager.FLAG_STORAGE_CE, 0); 16069 } catch (InstallerException e) { 16070 Slog.w(TAG, String.valueOf(e)); 16071 } 16072 } 16073 removeCodePathLI(codeFile); 16074 } 16075 return true; 16076 } 16077 16078 void cleanUpResourcesLI() { 16079 throw new UnsupportedOperationException(); 16080 } 16081 16082 boolean doPostDeleteLI(boolean delete) { 16083 throw new UnsupportedOperationException(); 16084 } 16085 } 16086 16087 static String getAsecPackageName(String packageCid) { 16088 int idx = packageCid.lastIndexOf("-"); 16089 if (idx == -1) { 16090 return packageCid; 16091 } 16092 return packageCid.substring(0, idx); 16093 } 16094 16095 // Utility method used to create code paths based on package name and available index. 16096 private static String getNextCodePath(String oldCodePath, String prefix, String suffix) { 16097 String idxStr = ""; 16098 int idx = 1; 16099 // Fall back to default value of idx=1 if prefix is not 16100 // part of oldCodePath 16101 if (oldCodePath != null) { 16102 String subStr = oldCodePath; 16103 // Drop the suffix right away 16104 if (suffix != null && subStr.endsWith(suffix)) { 16105 subStr = subStr.substring(0, subStr.length() - suffix.length()); 16106 } 16107 // If oldCodePath already contains prefix find out the 16108 // ending index to either increment or decrement. 16109 int sidx = subStr.lastIndexOf(prefix); 16110 if (sidx != -1) { 16111 subStr = subStr.substring(sidx + prefix.length()); 16112 if (subStr != null) { 16113 if (subStr.startsWith(INSTALL_PACKAGE_SUFFIX)) { 16114 subStr = subStr.substring(INSTALL_PACKAGE_SUFFIX.length()); 16115 } 16116 try { 16117 idx = Integer.parseInt(subStr); 16118 if (idx <= 1) { 16119 idx++; 16120 } else { 16121 idx--; 16122 } 16123 } catch(NumberFormatException e) { 16124 } 16125 } 16126 } 16127 } 16128 idxStr = INSTALL_PACKAGE_SUFFIX + Integer.toString(idx); 16129 return prefix + idxStr; 16130 } 16131 16132 private File getNextCodePath(File targetDir, String packageName) { 16133 File result; 16134 SecureRandom random = new SecureRandom(); 16135 byte[] bytes = new byte[16]; 16136 do { 16137 random.nextBytes(bytes); 16138 String suffix = Base64.encodeToString(bytes, Base64.URL_SAFE | Base64.NO_WRAP); 16139 result = new File(targetDir, packageName + "-" + suffix); 16140 } while (result.exists()); 16141 return result; 16142 } 16143 16144 // Utility method that returns the relative package path with respect 16145 // to the installation directory. Like say for /data/data/com.test-1.apk 16146 // string com.test-1 is returned. 16147 static String deriveCodePathName(String codePath) { 16148 if (codePath == null) { 16149 return null; 16150 } 16151 final File codeFile = new File(codePath); 16152 final String name = codeFile.getName(); 16153 if (codeFile.isDirectory()) { 16154 return name; 16155 } else if (name.endsWith(".apk") || name.endsWith(".tmp")) { 16156 final int lastDot = name.lastIndexOf('.'); 16157 return name.substring(0, lastDot); 16158 } else { 16159 Slog.w(TAG, "Odd, " + codePath + " doesn't look like an APK"); 16160 return null; 16161 } 16162 } 16163 16164 static class PackageInstalledInfo { 16165 String name; 16166 int uid; 16167 // The set of users that originally had this package installed. 16168 int[] origUsers; 16169 // The set of users that now have this package installed. 16170 int[] newUsers; 16171 PackageParser.Package pkg; 16172 int returnCode; 16173 String returnMsg; 16174 String installerPackageName; 16175 PackageRemovedInfo removedInfo; 16176 ArrayMap<String, PackageInstalledInfo> addedChildPackages; 16177 16178 public void setError(int code, String msg) { 16179 setReturnCode(code); 16180 setReturnMessage(msg); 16181 Slog.w(TAG, msg); 16182 } 16183 16184 public void setError(String msg, PackageParserException e) { 16185 setReturnCode(e.error); 16186 setReturnMessage(ExceptionUtils.getCompleteMessage(msg, e)); 16187 final int childCount = (addedChildPackages != null) ? addedChildPackages.size() : 0; 16188 for (int i = 0; i < childCount; i++) { 16189 addedChildPackages.valueAt(i).setError(msg, e); 16190 } 16191 Slog.w(TAG, msg, e); 16192 } 16193 16194 public void setError(String msg, PackageManagerException e) { 16195 returnCode = e.error; 16196 setReturnMessage(ExceptionUtils.getCompleteMessage(msg, e)); 16197 final int childCount = (addedChildPackages != null) ? addedChildPackages.size() : 0; 16198 for (int i = 0; i < childCount; i++) { 16199 addedChildPackages.valueAt(i).setError(msg, e); 16200 } 16201 Slog.w(TAG, msg, e); 16202 } 16203 16204 public void setReturnCode(int returnCode) { 16205 this.returnCode = returnCode; 16206 final int childCount = (addedChildPackages != null) ? addedChildPackages.size() : 0; 16207 for (int i = 0; i < childCount; i++) { 16208 addedChildPackages.valueAt(i).returnCode = returnCode; 16209 } 16210 } 16211 16212 private void setReturnMessage(String returnMsg) { 16213 this.returnMsg = returnMsg; 16214 final int childCount = (addedChildPackages != null) ? addedChildPackages.size() : 0; 16215 for (int i = 0; i < childCount; i++) { 16216 addedChildPackages.valueAt(i).returnMsg = returnMsg; 16217 } 16218 } 16219 16220 // In some error cases we want to convey more info back to the observer 16221 String origPackage; 16222 String origPermission; 16223 } 16224 16225 /* 16226 * Install a non-existing package. 16227 */ 16228 private void installNewPackageLIF(PackageParser.Package pkg, final int policyFlags, 16229 int scanFlags, UserHandle user, String installerPackageName, String volumeUuid, 16230 PackageInstalledInfo res, int installReason) { 16231 Trace.traceBegin(TRACE_TAG_PACKAGE_MANAGER, "installNewPackage"); 16232 16233 // Remember this for later, in case we need to rollback this install 16234 String pkgName = pkg.packageName; 16235 16236 if (DEBUG_INSTALL) Slog.d(TAG, "installNewPackageLI: " + pkg); 16237 16238 synchronized(mPackages) { 16239 final String renamedPackage = mSettings.getRenamedPackageLPr(pkgName); 16240 if (renamedPackage != null) { 16241 // A package with the same name is already installed, though 16242 // it has been renamed to an older name. The package we 16243 // are trying to install should be installed as an update to 16244 // the existing one, but that has not been requested, so bail. 16245 res.setError(INSTALL_FAILED_ALREADY_EXISTS, "Attempt to re-install " + pkgName 16246 + " without first uninstalling package running as " 16247 + renamedPackage); 16248 return; 16249 } 16250 if (mPackages.containsKey(pkgName)) { 16251 // Don't allow installation over an existing package with the same name. 16252 res.setError(INSTALL_FAILED_ALREADY_EXISTS, "Attempt to re-install " + pkgName 16253 + " without first uninstalling."); 16254 return; 16255 } 16256 } 16257 16258 try { 16259 PackageParser.Package newPackage = scanPackageTracedLI(pkg, policyFlags, scanFlags, 16260 System.currentTimeMillis(), user); 16261 16262 updateSettingsLI(newPackage, installerPackageName, null, res, user, installReason); 16263 16264 if (res.returnCode == PackageManager.INSTALL_SUCCEEDED) { 16265 prepareAppDataAfterInstallLIF(newPackage); 16266 16267 } else { 16268 // Remove package from internal structures, but keep around any 16269 // data that might have already existed 16270 deletePackageLIF(pkgName, UserHandle.ALL, false, null, 16271 PackageManager.DELETE_KEEP_DATA, res.removedInfo, true, null); 16272 } 16273 } catch (PackageManagerException e) { 16274 res.setError("Package couldn't be installed in " + pkg.codePath, e); 16275 } 16276 16277 Trace.traceEnd(TRACE_TAG_PACKAGE_MANAGER); 16278 } 16279 16280 private boolean shouldCheckUpgradeKeySetLP(PackageSettingBase oldPs, int scanFlags) { 16281 // Can't rotate keys during boot or if sharedUser. 16282 if (oldPs == null || (scanFlags&SCAN_INITIAL) != 0 || oldPs.isSharedUser() 16283 || !oldPs.keySetData.isUsingUpgradeKeySets()) { 16284 return false; 16285 } 16286 // app is using upgradeKeySets; make sure all are valid 16287 KeySetManagerService ksms = mSettings.mKeySetManagerService; 16288 long[] upgradeKeySets = oldPs.keySetData.getUpgradeKeySets(); 16289 for (int i = 0; i < upgradeKeySets.length; i++) { 16290 if (!ksms.isIdValidKeySetId(upgradeKeySets[i])) { 16291 Slog.wtf(TAG, "Package " 16292 + (oldPs.name != null ? oldPs.name : "<null>") 16293 + " contains upgrade-key-set reference to unknown key-set: " 16294 + upgradeKeySets[i] 16295 + " reverting to signatures check."); 16296 return false; 16297 } 16298 } 16299 return true; 16300 } 16301 16302 private boolean checkUpgradeKeySetLP(PackageSettingBase oldPS, PackageParser.Package newPkg) { 16303 // Upgrade keysets are being used. Determine if new package has a superset of the 16304 // required keys. 16305 long[] upgradeKeySets = oldPS.keySetData.getUpgradeKeySets(); 16306 KeySetManagerService ksms = mSettings.mKeySetManagerService; 16307 for (int i = 0; i < upgradeKeySets.length; i++) { 16308 Set<PublicKey> upgradeSet = ksms.getPublicKeysFromKeySetLPr(upgradeKeySets[i]); 16309 if (upgradeSet != null && newPkg.mSigningKeys.containsAll(upgradeSet)) { 16310 return true; 16311 } 16312 } 16313 return false; 16314 } 16315 16316 private static void updateDigest(MessageDigest digest, File file) throws IOException { 16317 try (DigestInputStream digestStream = 16318 new DigestInputStream(new FileInputStream(file), digest)) { 16319 while (digestStream.read() != -1) {} // nothing to do; just plow through the file 16320 } 16321 } 16322 16323 private void replacePackageLIF(PackageParser.Package pkg, final int policyFlags, int scanFlags, 16324 UserHandle user, String installerPackageName, PackageInstalledInfo res, 16325 int installReason) { 16326 final boolean isInstantApp = (scanFlags & SCAN_AS_INSTANT_APP) != 0; 16327 16328 final PackageParser.Package oldPackage; 16329 final PackageSetting ps; 16330 final String pkgName = pkg.packageName; 16331 final int[] allUsers; 16332 final int[] installedUsers; 16333 16334 synchronized(mPackages) { 16335 oldPackage = mPackages.get(pkgName); 16336 if (DEBUG_INSTALL) Slog.d(TAG, "replacePackageLI: new=" + pkg + ", old=" + oldPackage); 16337 16338 // don't allow upgrade to target a release SDK from a pre-release SDK 16339 final boolean oldTargetsPreRelease = oldPackage.applicationInfo.targetSdkVersion 16340 == android.os.Build.VERSION_CODES.CUR_DEVELOPMENT; 16341 final boolean newTargetsPreRelease = pkg.applicationInfo.targetSdkVersion 16342 == android.os.Build.VERSION_CODES.CUR_DEVELOPMENT; 16343 if (oldTargetsPreRelease 16344 && !newTargetsPreRelease 16345 && ((policyFlags & PackageParser.PARSE_FORCE_SDK) == 0)) { 16346 Slog.w(TAG, "Can't install package targeting released sdk"); 16347 res.setReturnCode(PackageManager.INSTALL_FAILED_UPDATE_INCOMPATIBLE); 16348 return; 16349 } 16350 16351 ps = mSettings.mPackages.get(pkgName); 16352 16353 // verify signatures are valid 16354 if (shouldCheckUpgradeKeySetLP(ps, scanFlags)) { 16355 if (!checkUpgradeKeySetLP(ps, pkg)) { 16356 res.setError(INSTALL_FAILED_UPDATE_INCOMPATIBLE, 16357 "New package not signed by keys specified by upgrade-keysets: " 16358 + pkgName); 16359 return; 16360 } 16361 } else { 16362 // default to original signature matching 16363 if (compareSignatures(oldPackage.mSignatures, pkg.mSignatures) 16364 != PackageManager.SIGNATURE_MATCH) { 16365 res.setError(INSTALL_FAILED_UPDATE_INCOMPATIBLE, 16366 "New package has a different signature: " + pkgName); 16367 return; 16368 } 16369 } 16370 16371 // don't allow a system upgrade unless the upgrade hash matches 16372 if (oldPackage.restrictUpdateHash != null && oldPackage.isSystemApp()) { 16373 byte[] digestBytes = null; 16374 try { 16375 final MessageDigest digest = MessageDigest.getInstance("SHA-512"); 16376 updateDigest(digest, new File(pkg.baseCodePath)); 16377 if (!ArrayUtils.isEmpty(pkg.splitCodePaths)) { 16378 for (String path : pkg.splitCodePaths) { 16379 updateDigest(digest, new File(path)); 16380 } 16381 } 16382 digestBytes = digest.digest(); 16383 } catch (NoSuchAlgorithmException | IOException e) { 16384 res.setError(INSTALL_FAILED_INVALID_APK, 16385 "Could not compute hash: " + pkgName); 16386 return; 16387 } 16388 if (!Arrays.equals(oldPackage.restrictUpdateHash, digestBytes)) { 16389 res.setError(INSTALL_FAILED_INVALID_APK, 16390 "New package fails restrict-update check: " + pkgName); 16391 return; 16392 } 16393 // retain upgrade restriction 16394 pkg.restrictUpdateHash = oldPackage.restrictUpdateHash; 16395 } 16396 16397 // Check for shared user id changes 16398 String invalidPackageName = 16399 getParentOrChildPackageChangedSharedUser(oldPackage, pkg); 16400 if (invalidPackageName != null) { 16401 res.setError(INSTALL_FAILED_SHARED_USER_INCOMPATIBLE, 16402 "Package " + invalidPackageName + " tried to change user " 16403 + oldPackage.mSharedUserId); 16404 return; 16405 } 16406 16407 // In case of rollback, remember per-user/profile install state 16408 allUsers = sUserManager.getUserIds(); 16409 installedUsers = ps.queryInstalledUsers(allUsers, true); 16410 16411 // don't allow an upgrade from full to ephemeral 16412 if (isInstantApp) { 16413 if (user == null || user.getIdentifier() == UserHandle.USER_ALL) { 16414 for (int currentUser : allUsers) { 16415 if (!ps.getInstantApp(currentUser)) { 16416 // can't downgrade from full to instant 16417 Slog.w(TAG, "Can't replace full app with instant app: " + pkgName 16418 + " for user: " + currentUser); 16419 res.setReturnCode(PackageManager.INSTALL_FAILED_INSTANT_APP_INVALID); 16420 return; 16421 } 16422 } 16423 } else if (!ps.getInstantApp(user.getIdentifier())) { 16424 // can't downgrade from full to instant 16425 Slog.w(TAG, "Can't replace full app with instant app: " + pkgName 16426 + " for user: " + user.getIdentifier()); 16427 res.setReturnCode(PackageManager.INSTALL_FAILED_INSTANT_APP_INVALID); 16428 return; 16429 } 16430 } 16431 } 16432 16433 // Update what is removed 16434 res.removedInfo = new PackageRemovedInfo(this); 16435 res.removedInfo.uid = oldPackage.applicationInfo.uid; 16436 res.removedInfo.removedPackage = oldPackage.packageName; 16437 res.removedInfo.installerPackageName = ps.installerPackageName; 16438 res.removedInfo.isStaticSharedLib = pkg.staticSharedLibName != null; 16439 res.removedInfo.isUpdate = true; 16440 res.removedInfo.origUsers = installedUsers; 16441 res.removedInfo.installReasons = new SparseArray<>(installedUsers.length); 16442 for (int i = 0; i < installedUsers.length; i++) { 16443 final int userId = installedUsers[i]; 16444 res.removedInfo.installReasons.put(userId, ps.getInstallReason(userId)); 16445 } 16446 16447 final int childCount = (oldPackage.childPackages != null) 16448 ? oldPackage.childPackages.size() : 0; 16449 for (int i = 0; i < childCount; i++) { 16450 boolean childPackageUpdated = false; 16451 PackageParser.Package childPkg = oldPackage.childPackages.get(i); 16452 final PackageSetting childPs = mSettings.getPackageLPr(childPkg.packageName); 16453 if (res.addedChildPackages != null) { 16454 PackageInstalledInfo childRes = res.addedChildPackages.get(childPkg.packageName); 16455 if (childRes != null) { 16456 childRes.removedInfo.uid = childPkg.applicationInfo.uid; 16457 childRes.removedInfo.removedPackage = childPkg.packageName; 16458 if (childPs != null) { 16459 childRes.removedInfo.installerPackageName = childPs.installerPackageName; 16460 } 16461 childRes.removedInfo.isUpdate = true; 16462 childRes.removedInfo.installReasons = res.removedInfo.installReasons; 16463 childPackageUpdated = true; 16464 } 16465 } 16466 if (!childPackageUpdated) { 16467 PackageRemovedInfo childRemovedRes = new PackageRemovedInfo(this); 16468 childRemovedRes.removedPackage = childPkg.packageName; 16469 if (childPs != null) { 16470 childRemovedRes.installerPackageName = childPs.installerPackageName; 16471 } 16472 childRemovedRes.isUpdate = false; 16473 childRemovedRes.dataRemoved = true; 16474 synchronized (mPackages) { 16475 if (childPs != null) { 16476 childRemovedRes.origUsers = childPs.queryInstalledUsers(allUsers, true); 16477 } 16478 } 16479 if (res.removedInfo.removedChildPackages == null) { 16480 res.removedInfo.removedChildPackages = new ArrayMap<>(); 16481 } 16482 res.removedInfo.removedChildPackages.put(childPkg.packageName, childRemovedRes); 16483 } 16484 } 16485 16486 boolean sysPkg = (isSystemApp(oldPackage)); 16487 if (sysPkg) { 16488 // Set the system/privileged/oem flags as needed 16489 final boolean privileged = 16490 (oldPackage.applicationInfo.privateFlags 16491 & ApplicationInfo.PRIVATE_FLAG_PRIVILEGED) != 0; 16492 final boolean oem = 16493 (oldPackage.applicationInfo.privateFlags 16494 & ApplicationInfo.PRIVATE_FLAG_OEM) != 0; 16495 final int systemPolicyFlags = policyFlags 16496 | PackageParser.PARSE_IS_SYSTEM 16497 | (privileged ? PARSE_IS_PRIVILEGED : 0) 16498 | (oem ? PARSE_IS_OEM : 0); 16499 16500 replaceSystemPackageLIF(oldPackage, pkg, systemPolicyFlags, scanFlags, 16501 user, allUsers, installerPackageName, res, installReason); 16502 } else { 16503 replaceNonSystemPackageLIF(oldPackage, pkg, policyFlags, scanFlags, 16504 user, allUsers, installerPackageName, res, installReason); 16505 } 16506 } 16507 16508 @Override 16509 public List<String> getPreviousCodePaths(String packageName) { 16510 final int callingUid = Binder.getCallingUid(); 16511 final List<String> result = new ArrayList<>(); 16512 if (getInstantAppPackageName(callingUid) != null) { 16513 return result; 16514 } 16515 final PackageSetting ps = mSettings.mPackages.get(packageName); 16516 if (ps != null 16517 && ps.oldCodePaths != null 16518 && !filterAppAccessLPr(ps, callingUid, UserHandle.getUserId(callingUid))) { 16519 result.addAll(ps.oldCodePaths); 16520 } 16521 return result; 16522 } 16523 16524 private void replaceNonSystemPackageLIF(PackageParser.Package deletedPackage, 16525 PackageParser.Package pkg, final int policyFlags, int scanFlags, UserHandle user, 16526 int[] allUsers, String installerPackageName, PackageInstalledInfo res, 16527 int installReason) { 16528 if (DEBUG_INSTALL) Slog.d(TAG, "replaceNonSystemPackageLI: new=" + pkg + ", old=" 16529 + deletedPackage); 16530 16531 String pkgName = deletedPackage.packageName; 16532 boolean deletedPkg = true; 16533 boolean addedPkg = false; 16534 boolean updatedSettings = false; 16535 final boolean killApp = (scanFlags & SCAN_DONT_KILL_APP) == 0; 16536 final int deleteFlags = PackageManager.DELETE_KEEP_DATA 16537 | (killApp ? 0 : PackageManager.DELETE_DONT_KILL_APP); 16538 16539 final long origUpdateTime = (pkg.mExtras != null) 16540 ? ((PackageSetting)pkg.mExtras).lastUpdateTime : 0; 16541 16542 // First delete the existing package while retaining the data directory 16543 if (!deletePackageLIF(pkgName, null, true, allUsers, deleteFlags, 16544 res.removedInfo, true, pkg)) { 16545 // If the existing package wasn't successfully deleted 16546 res.setError(INSTALL_FAILED_REPLACE_COULDNT_DELETE, "replaceNonSystemPackageLI"); 16547 deletedPkg = false; 16548 } else { 16549 // Successfully deleted the old package; proceed with replace. 16550 16551 // If deleted package lived in a container, give users a chance to 16552 // relinquish resources before killing. 16553 if (deletedPackage.isForwardLocked() || isExternal(deletedPackage)) { 16554 if (DEBUG_INSTALL) { 16555 Slog.i(TAG, "upgrading pkg " + deletedPackage + " is ASEC-hosted -> UNAVAILABLE"); 16556 } 16557 final int[] uidArray = new int[] { deletedPackage.applicationInfo.uid }; 16558 final ArrayList<String> pkgList = new ArrayList<String>(1); 16559 pkgList.add(deletedPackage.applicationInfo.packageName); 16560 sendResourcesChangedBroadcast(false, true, pkgList, uidArray, null); 16561 } 16562 16563 clearAppDataLIF(pkg, UserHandle.USER_ALL, StorageManager.FLAG_STORAGE_DE 16564 | StorageManager.FLAG_STORAGE_CE | Installer.FLAG_CLEAR_CODE_CACHE_ONLY); 16565 clearAppProfilesLIF(deletedPackage, UserHandle.USER_ALL); 16566 16567 try { 16568 final PackageParser.Package newPackage = scanPackageTracedLI(pkg, policyFlags, 16569 scanFlags | SCAN_UPDATE_TIME, System.currentTimeMillis(), user); 16570 updateSettingsLI(newPackage, installerPackageName, allUsers, res, user, 16571 installReason); 16572 16573 // Update the in-memory copy of the previous code paths. 16574 PackageSetting ps = mSettings.mPackages.get(pkgName); 16575 if (!killApp) { 16576 if (ps.oldCodePaths == null) { 16577 ps.oldCodePaths = new ArraySet<>(); 16578 } 16579 Collections.addAll(ps.oldCodePaths, deletedPackage.baseCodePath); 16580 if (deletedPackage.splitCodePaths != null) { 16581 Collections.addAll(ps.oldCodePaths, deletedPackage.splitCodePaths); 16582 } 16583 } else { 16584 ps.oldCodePaths = null; 16585 } 16586 if (ps.childPackageNames != null) { 16587 for (int i = ps.childPackageNames.size() - 1; i >= 0; --i) { 16588 final String childPkgName = ps.childPackageNames.get(i); 16589 final PackageSetting childPs = mSettings.mPackages.get(childPkgName); 16590 childPs.oldCodePaths = ps.oldCodePaths; 16591 } 16592 } 16593 // set instant app status, but, only if it's explicitly specified 16594 final boolean instantApp = (scanFlags & SCAN_AS_INSTANT_APP) != 0; 16595 final boolean fullApp = (scanFlags & SCAN_AS_FULL_APP) != 0; 16596 setInstantAppForUser(ps, user.getIdentifier(), instantApp, fullApp); 16597 prepareAppDataAfterInstallLIF(newPackage); 16598 addedPkg = true; 16599 mDexManager.notifyPackageUpdated(newPackage.packageName, 16600 newPackage.baseCodePath, newPackage.splitCodePaths); 16601 } catch (PackageManagerException e) { 16602 res.setError("Package couldn't be installed in " + pkg.codePath, e); 16603 } 16604 } 16605 16606 if (res.returnCode != PackageManager.INSTALL_SUCCEEDED) { 16607 if (DEBUG_INSTALL) Slog.d(TAG, "Install failed, rolling pack: " + pkgName); 16608 16609 // Revert all internal state mutations and added folders for the failed install 16610 if (addedPkg) { 16611 deletePackageLIF(pkgName, null, true, allUsers, deleteFlags, 16612 res.removedInfo, true, null); 16613 } 16614 16615 // Restore the old package 16616 if (deletedPkg) { 16617 if (DEBUG_INSTALL) Slog.d(TAG, "Install failed, reinstalling: " + deletedPackage); 16618 File restoreFile = new File(deletedPackage.codePath); 16619 // Parse old package 16620 boolean oldExternal = isExternal(deletedPackage); 16621 int oldParseFlags = mDefParseFlags | PackageParser.PARSE_CHATTY | 16622 (deletedPackage.isForwardLocked() ? PackageParser.PARSE_FORWARD_LOCK : 0) | 16623 (oldExternal ? PackageParser.PARSE_EXTERNAL_STORAGE : 0); 16624 int oldScanFlags = SCAN_UPDATE_SIGNATURE | SCAN_UPDATE_TIME; 16625 try { 16626 scanPackageTracedLI(restoreFile, oldParseFlags, oldScanFlags, origUpdateTime, 16627 null); 16628 } catch (PackageManagerException e) { 16629 Slog.e(TAG, "Failed to restore package : " + pkgName + " after failed upgrade: " 16630 + e.getMessage()); 16631 return; 16632 } 16633 16634 synchronized (mPackages) { 16635 // Ensure the installer package name up to date 16636 setInstallerPackageNameLPw(deletedPackage, installerPackageName); 16637 16638 // Update permissions for restored package 16639 updatePermissionsLPw(deletedPackage, UPDATE_PERMISSIONS_ALL); 16640 16641 mSettings.writeLPr(); 16642 } 16643 16644 Slog.i(TAG, "Successfully restored package : " + pkgName + " after failed upgrade"); 16645 } 16646 } else { 16647 synchronized (mPackages) { 16648 PackageSetting ps = mSettings.getPackageLPr(pkg.packageName); 16649 if (ps != null) { 16650 res.removedInfo.removedForAllUsers = mPackages.get(ps.name) == null; 16651 if (res.removedInfo.removedChildPackages != null) { 16652 final int childCount = res.removedInfo.removedChildPackages.size(); 16653 // Iterate in reverse as we may modify the collection 16654 for (int i = childCount - 1; i >= 0; i--) { 16655 String childPackageName = res.removedInfo.removedChildPackages.keyAt(i); 16656 if (res.addedChildPackages.containsKey(childPackageName)) { 16657 res.removedInfo.removedChildPackages.removeAt(i); 16658 } else { 16659 PackageRemovedInfo childInfo = res.removedInfo 16660 .removedChildPackages.valueAt(i); 16661 childInfo.removedForAllUsers = mPackages.get( 16662 childInfo.removedPackage) == null; 16663 } 16664 } 16665 } 16666 } 16667 } 16668 } 16669 } 16670 16671 private void replaceSystemPackageLIF(PackageParser.Package deletedPackage, 16672 PackageParser.Package pkg, final int policyFlags, int scanFlags, UserHandle user, 16673 int[] allUsers, String installerPackageName, PackageInstalledInfo res, 16674 int installReason) { 16675 if (DEBUG_INSTALL) Slog.d(TAG, "replaceSystemPackageLI: new=" + pkg 16676 + ", old=" + deletedPackage); 16677 16678 final boolean disabledSystem; 16679 16680 // Remove existing system package 16681 removePackageLI(deletedPackage, true); 16682 16683 synchronized (mPackages) { 16684 disabledSystem = disableSystemPackageLPw(deletedPackage, pkg); 16685 } 16686 if (!disabledSystem) { 16687 // We didn't need to disable the .apk as a current system package, 16688 // which means we are replacing another update that is already 16689 // installed. We need to make sure to delete the older one's .apk. 16690 res.removedInfo.args = createInstallArgsForExisting(0, 16691 deletedPackage.applicationInfo.getCodePath(), 16692 deletedPackage.applicationInfo.getResourcePath(), 16693 getAppDexInstructionSets(deletedPackage.applicationInfo)); 16694 } else { 16695 res.removedInfo.args = null; 16696 } 16697 16698 // Successfully disabled the old package. Now proceed with re-installation 16699 clearAppDataLIF(pkg, UserHandle.USER_ALL, StorageManager.FLAG_STORAGE_DE 16700 | StorageManager.FLAG_STORAGE_CE | Installer.FLAG_CLEAR_CODE_CACHE_ONLY); 16701 clearAppProfilesLIF(deletedPackage, UserHandle.USER_ALL); 16702 16703 res.setReturnCode(PackageManager.INSTALL_SUCCEEDED); 16704 pkg.setApplicationInfoFlags(ApplicationInfo.FLAG_UPDATED_SYSTEM_APP, 16705 ApplicationInfo.FLAG_UPDATED_SYSTEM_APP); 16706 16707 PackageParser.Package newPackage = null; 16708 try { 16709 // Add the package to the internal data structures 16710 newPackage = scanPackageTracedLI(pkg, policyFlags, scanFlags, 0, user); 16711 16712 // Set the update and install times 16713 PackageSetting deletedPkgSetting = (PackageSetting) deletedPackage.mExtras; 16714 setInstallAndUpdateTime(newPackage, deletedPkgSetting.firstInstallTime, 16715 System.currentTimeMillis()); 16716 16717 // Update the package dynamic state if succeeded 16718 if (res.returnCode == PackageManager.INSTALL_SUCCEEDED) { 16719 // Now that the install succeeded make sure we remove data 16720 // directories for any child package the update removed. 16721 final int deletedChildCount = (deletedPackage.childPackages != null) 16722 ? deletedPackage.childPackages.size() : 0; 16723 final int newChildCount = (newPackage.childPackages != null) 16724 ? newPackage.childPackages.size() : 0; 16725 for (int i = 0; i < deletedChildCount; i++) { 16726 PackageParser.Package deletedChildPkg = deletedPackage.childPackages.get(i); 16727 boolean childPackageDeleted = true; 16728 for (int j = 0; j < newChildCount; j++) { 16729 PackageParser.Package newChildPkg = newPackage.childPackages.get(j); 16730 if (deletedChildPkg.packageName.equals(newChildPkg.packageName)) { 16731 childPackageDeleted = false; 16732 break; 16733 } 16734 } 16735 if (childPackageDeleted) { 16736 PackageSetting ps = mSettings.getDisabledSystemPkgLPr( 16737 deletedChildPkg.packageName); 16738 if (ps != null && res.removedInfo.removedChildPackages != null) { 16739 PackageRemovedInfo removedChildRes = res.removedInfo 16740 .removedChildPackages.get(deletedChildPkg.packageName); 16741 removePackageDataLIF(ps, allUsers, removedChildRes, 0, false); 16742 removedChildRes.removedForAllUsers = mPackages.get(ps.name) == null; 16743 } 16744 } 16745 } 16746 16747 updateSettingsLI(newPackage, installerPackageName, allUsers, res, user, 16748 installReason); 16749 prepareAppDataAfterInstallLIF(newPackage); 16750 16751 mDexManager.notifyPackageUpdated(newPackage.packageName, 16752 newPackage.baseCodePath, newPackage.splitCodePaths); 16753 } 16754 } catch (PackageManagerException e) { 16755 res.setReturnCode(INSTALL_FAILED_INTERNAL_ERROR); 16756 res.setError("Package couldn't be installed in " + pkg.codePath, e); 16757 } 16758 16759 if (res.returnCode != PackageManager.INSTALL_SUCCEEDED) { 16760 // Re installation failed. Restore old information 16761 // Remove new pkg information 16762 if (newPackage != null) { 16763 removeInstalledPackageLI(newPackage, true); 16764 } 16765 // Add back the old system package 16766 try { 16767 scanPackageTracedLI(deletedPackage, policyFlags, SCAN_UPDATE_SIGNATURE, 0, user); 16768 } catch (PackageManagerException e) { 16769 Slog.e(TAG, "Failed to restore original package: " + e.getMessage()); 16770 } 16771 16772 synchronized (mPackages) { 16773 if (disabledSystem) { 16774 enableSystemPackageLPw(deletedPackage); 16775 } 16776 16777 // Ensure the installer package name up to date 16778 setInstallerPackageNameLPw(deletedPackage, installerPackageName); 16779 16780 // Update permissions for restored package 16781 updatePermissionsLPw(deletedPackage, UPDATE_PERMISSIONS_ALL); 16782 16783 mSettings.writeLPr(); 16784 } 16785 16786 Slog.i(TAG, "Successfully restored package : " + deletedPackage.packageName 16787 + " after failed upgrade"); 16788 } 16789 } 16790 16791 /** 16792 * Checks whether the parent or any of the child packages have a change shared 16793 * user. For a package to be a valid update the shred users of the parent and 16794 * the children should match. We may later support changing child shared users. 16795 * @param oldPkg The updated package. 16796 * @param newPkg The update package. 16797 * @return The shared user that change between the versions. 16798 */ 16799 private String getParentOrChildPackageChangedSharedUser(PackageParser.Package oldPkg, 16800 PackageParser.Package newPkg) { 16801 // Check parent shared user 16802 if (!Objects.equals(oldPkg.mSharedUserId, newPkg.mSharedUserId)) { 16803 return newPkg.packageName; 16804 } 16805 // Check child shared users 16806 final int oldChildCount = (oldPkg.childPackages != null) ? oldPkg.childPackages.size() : 0; 16807 final int newChildCount = (newPkg.childPackages != null) ? newPkg.childPackages.size() : 0; 16808 for (int i = 0; i < newChildCount; i++) { 16809 PackageParser.Package newChildPkg = newPkg.childPackages.get(i); 16810 // If this child was present, did it have the same shared user? 16811 for (int j = 0; j < oldChildCount; j++) { 16812 PackageParser.Package oldChildPkg = oldPkg.childPackages.get(j); 16813 if (newChildPkg.packageName.equals(oldChildPkg.packageName) 16814 && !Objects.equals(newChildPkg.mSharedUserId, oldChildPkg.mSharedUserId)) { 16815 return newChildPkg.packageName; 16816 } 16817 } 16818 } 16819 return null; 16820 } 16821 16822 private void removeNativeBinariesLI(PackageSetting ps) { 16823 // Remove the lib path for the parent package 16824 if (ps != null) { 16825 NativeLibraryHelper.removeNativeBinariesLI(ps.legacyNativeLibraryPathString); 16826 // Remove the lib path for the child packages 16827 final int childCount = (ps.childPackageNames != null) ? ps.childPackageNames.size() : 0; 16828 for (int i = 0; i < childCount; i++) { 16829 PackageSetting childPs = null; 16830 synchronized (mPackages) { 16831 childPs = mSettings.getPackageLPr(ps.childPackageNames.get(i)); 16832 } 16833 if (childPs != null) { 16834 NativeLibraryHelper.removeNativeBinariesLI(childPs 16835 .legacyNativeLibraryPathString); 16836 } 16837 } 16838 } 16839 } 16840 16841 private void enableSystemPackageLPw(PackageParser.Package pkg) { 16842 // Enable the parent package 16843 mSettings.enableSystemPackageLPw(pkg.packageName); 16844 // Enable the child packages 16845 final int childCount = (pkg.childPackages != null) ? pkg.childPackages.size() : 0; 16846 for (int i = 0; i < childCount; i++) { 16847 PackageParser.Package childPkg = pkg.childPackages.get(i); 16848 mSettings.enableSystemPackageLPw(childPkg.packageName); 16849 } 16850 } 16851 16852 private boolean disableSystemPackageLPw(PackageParser.Package oldPkg, 16853 PackageParser.Package newPkg) { 16854 // Disable the parent package (parent always replaced) 16855 boolean disabled = mSettings.disableSystemPackageLPw(oldPkg.packageName, true); 16856 // Disable the child packages 16857 final int childCount = (oldPkg.childPackages != null) ? oldPkg.childPackages.size() : 0; 16858 for (int i = 0; i < childCount; i++) { 16859 PackageParser.Package childPkg = oldPkg.childPackages.get(i); 16860 final boolean replace = newPkg.hasChildPackage(childPkg.packageName); 16861 disabled |= mSettings.disableSystemPackageLPw(childPkg.packageName, replace); 16862 } 16863 return disabled; 16864 } 16865 16866 private void setInstallerPackageNameLPw(PackageParser.Package pkg, 16867 String installerPackageName) { 16868 // Enable the parent package 16869 mSettings.setInstallerPackageName(pkg.packageName, installerPackageName); 16870 // Enable the child packages 16871 final int childCount = (pkg.childPackages != null) ? pkg.childPackages.size() : 0; 16872 for (int i = 0; i < childCount; i++) { 16873 PackageParser.Package childPkg = pkg.childPackages.get(i); 16874 mSettings.setInstallerPackageName(childPkg.packageName, installerPackageName); 16875 } 16876 } 16877 16878 private void updateSettingsLI(PackageParser.Package newPackage, String installerPackageName, 16879 int[] allUsers, PackageInstalledInfo res, UserHandle user, int installReason) { 16880 // Update the parent package setting 16881 updateSettingsInternalLI(newPackage, installerPackageName, allUsers, res.origUsers, 16882 res, user, installReason); 16883 // Update the child packages setting 16884 final int childCount = (newPackage.childPackages != null) 16885 ? newPackage.childPackages.size() : 0; 16886 for (int i = 0; i < childCount; i++) { 16887 PackageParser.Package childPackage = newPackage.childPackages.get(i); 16888 PackageInstalledInfo childRes = res.addedChildPackages.get(childPackage.packageName); 16889 updateSettingsInternalLI(childPackage, installerPackageName, allUsers, 16890 childRes.origUsers, childRes, user, installReason); 16891 } 16892 } 16893 16894 private void updateSettingsInternalLI(PackageParser.Package newPackage, 16895 String installerPackageName, int[] allUsers, int[] installedForUsers, 16896 PackageInstalledInfo res, UserHandle user, int installReason) { 16897 Trace.traceBegin(TRACE_TAG_PACKAGE_MANAGER, "updateSettings"); 16898 16899 String pkgName = newPackage.packageName; 16900 synchronized (mPackages) { 16901 //write settings. the installStatus will be incomplete at this stage. 16902 //note that the new package setting would have already been 16903 //added to mPackages. It hasn't been persisted yet. 16904 mSettings.setInstallStatus(pkgName, PackageSettingBase.PKG_INSTALL_INCOMPLETE); 16905 // TODO: Remove this write? It's also written at the end of this method 16906 Trace.traceBegin(TRACE_TAG_PACKAGE_MANAGER, "writeSettings"); 16907 mSettings.writeLPr(); 16908 Trace.traceEnd(TRACE_TAG_PACKAGE_MANAGER); 16909 } 16910 16911 if (DEBUG_INSTALL) Slog.d(TAG, "New package installed in " + newPackage.codePath); 16912 synchronized (mPackages) { 16913 updatePermissionsLPw(newPackage.packageName, newPackage, 16914 UPDATE_PERMISSIONS_REPLACE_PKG | (newPackage.permissions.size() > 0 16915 ? UPDATE_PERMISSIONS_ALL : 0)); 16916 // For system-bundled packages, we assume that installing an upgraded version 16917 // of the package implies that the user actually wants to run that new code, 16918 // so we enable the package. 16919 PackageSetting ps = mSettings.mPackages.get(pkgName); 16920 final int userId = user.getIdentifier(); 16921 if (ps != null) { 16922 if (isSystemApp(newPackage)) { 16923 if (DEBUG_INSTALL) { 16924 Slog.d(TAG, "Implicitly enabling system package on upgrade: " + pkgName); 16925 } 16926 // Enable system package for requested users 16927 if (res.origUsers != null) { 16928 for (int origUserId : res.origUsers) { 16929 if (userId == UserHandle.USER_ALL || userId == origUserId) { 16930 ps.setEnabled(COMPONENT_ENABLED_STATE_DEFAULT, 16931 origUserId, installerPackageName); 16932 } 16933 } 16934 } 16935 // Also convey the prior install/uninstall state 16936 if (allUsers != null && installedForUsers != null) { 16937 for (int currentUserId : allUsers) { 16938 final boolean installed = ArrayUtils.contains( 16939 installedForUsers, currentUserId); 16940 if (DEBUG_INSTALL) { 16941 Slog.d(TAG, " user " + currentUserId + " => " + installed); 16942 } 16943 ps.setInstalled(installed, currentUserId); 16944 } 16945 // these install state changes will be persisted in the 16946 // upcoming call to mSettings.writeLPr(). 16947 } 16948 } 16949 // It's implied that when a user requests installation, they want the app to be 16950 // installed and enabled. 16951 if (userId != UserHandle.USER_ALL) { 16952 ps.setInstalled(true, userId); 16953 ps.setEnabled(COMPONENT_ENABLED_STATE_DEFAULT, userId, installerPackageName); 16954 } 16955 16956 // When replacing an existing package, preserve the original install reason for all 16957 // users that had the package installed before. 16958 final Set<Integer> previousUserIds = new ArraySet<>(); 16959 if (res.removedInfo != null && res.removedInfo.installReasons != null) { 16960 final int installReasonCount = res.removedInfo.installReasons.size(); 16961 for (int i = 0; i < installReasonCount; i++) { 16962 final int previousUserId = res.removedInfo.installReasons.keyAt(i); 16963 final int previousInstallReason = res.removedInfo.installReasons.valueAt(i); 16964 ps.setInstallReason(previousInstallReason, previousUserId); 16965 previousUserIds.add(previousUserId); 16966 } 16967 } 16968 16969 // Set install reason for users that are having the package newly installed. 16970 if (userId == UserHandle.USER_ALL) { 16971 for (int currentUserId : sUserManager.getUserIds()) { 16972 if (!previousUserIds.contains(currentUserId)) { 16973 ps.setInstallReason(installReason, currentUserId); 16974 } 16975 } 16976 } else if (!previousUserIds.contains(userId)) { 16977 ps.setInstallReason(installReason, userId); 16978 } 16979 mSettings.writeKernelMappingLPr(ps); 16980 } 16981 res.name = pkgName; 16982 res.uid = newPackage.applicationInfo.uid; 16983 res.pkg = newPackage; 16984 mSettings.setInstallStatus(pkgName, PackageSettingBase.PKG_INSTALL_COMPLETE); 16985 mSettings.setInstallerPackageName(pkgName, installerPackageName); 16986 res.setReturnCode(PackageManager.INSTALL_SUCCEEDED); 16987 //to update install status 16988 Trace.traceBegin(TRACE_TAG_PACKAGE_MANAGER, "writeSettings"); 16989 mSettings.writeLPr(); 16990 Trace.traceEnd(TRACE_TAG_PACKAGE_MANAGER); 16991 } 16992 16993 Trace.traceEnd(TRACE_TAG_PACKAGE_MANAGER); 16994 } 16995 16996 private void installPackageTracedLI(InstallArgs args, PackageInstalledInfo res) { 16997 try { 16998 Trace.traceBegin(TRACE_TAG_PACKAGE_MANAGER, "installPackage"); 16999 installPackageLI(args, res); 17000 } finally { 17001 Trace.traceEnd(TRACE_TAG_PACKAGE_MANAGER); 17002 } 17003 } 17004 17005 private void installPackageLI(InstallArgs args, PackageInstalledInfo res) { 17006 final int installFlags = args.installFlags; 17007 final String installerPackageName = args.installerPackageName; 17008 final String volumeUuid = args.volumeUuid; 17009 final File tmpPackageFile = new File(args.getCodePath()); 17010 final boolean forwardLocked = ((installFlags & PackageManager.INSTALL_FORWARD_LOCK) != 0); 17011 final boolean onExternal = (((installFlags & PackageManager.INSTALL_EXTERNAL) != 0) 17012 || (args.volumeUuid != null)); 17013 final boolean instantApp = ((installFlags & PackageManager.INSTALL_INSTANT_APP) != 0); 17014 final boolean fullApp = ((installFlags & PackageManager.INSTALL_FULL_APP) != 0); 17015 final boolean forceSdk = ((installFlags & PackageManager.INSTALL_FORCE_SDK) != 0); 17016 final boolean virtualPreload = 17017 ((installFlags & PackageManager.INSTALL_VIRTUAL_PRELOAD) != 0); 17018 boolean replace = false; 17019 int scanFlags = SCAN_NEW_INSTALL | SCAN_UPDATE_SIGNATURE; 17020 if (args.move != null) { 17021 // moving a complete application; perform an initial scan on the new install location 17022 scanFlags |= SCAN_INITIAL; 17023 } 17024 if ((installFlags & PackageManager.INSTALL_DONT_KILL_APP) != 0) { 17025 scanFlags |= SCAN_DONT_KILL_APP; 17026 } 17027 if (instantApp) { 17028 scanFlags |= SCAN_AS_INSTANT_APP; 17029 } 17030 if (fullApp) { 17031 scanFlags |= SCAN_AS_FULL_APP; 17032 } 17033 if (virtualPreload) { 17034 scanFlags |= SCAN_AS_VIRTUAL_PRELOAD; 17035 } 17036 17037 // Result object to be returned 17038 res.setReturnCode(PackageManager.INSTALL_SUCCEEDED); 17039 res.installerPackageName = installerPackageName; 17040 17041 if (DEBUG_INSTALL) Slog.d(TAG, "installPackageLI: path=" + tmpPackageFile); 17042 17043 // Sanity check 17044 if (instantApp && (forwardLocked || onExternal)) { 17045 Slog.i(TAG, "Incompatible ephemeral install; fwdLocked=" + forwardLocked 17046 + " external=" + onExternal); 17047 res.setReturnCode(PackageManager.INSTALL_FAILED_INSTANT_APP_INVALID); 17048 return; 17049 } 17050 17051 // Retrieve PackageSettings and parse package 17052 final int parseFlags = mDefParseFlags | PackageParser.PARSE_CHATTY 17053 | PackageParser.PARSE_ENFORCE_CODE 17054 | (forwardLocked ? PackageParser.PARSE_FORWARD_LOCK : 0) 17055 | (onExternal ? PackageParser.PARSE_EXTERNAL_STORAGE : 0) 17056 | (instantApp ? PackageParser.PARSE_IS_EPHEMERAL : 0) 17057 | (forceSdk ? PackageParser.PARSE_FORCE_SDK : 0); 17058 PackageParser pp = new PackageParser(); 17059 pp.setSeparateProcesses(mSeparateProcesses); 17060 pp.setDisplayMetrics(mMetrics); 17061 pp.setCallback(mPackageParserCallback); 17062 17063 Trace.traceBegin(TRACE_TAG_PACKAGE_MANAGER, "parsePackage"); 17064 final PackageParser.Package pkg; 17065 try { 17066 pkg = pp.parsePackage(tmpPackageFile, parseFlags); 17067 } catch (PackageParserException e) { 17068 res.setError("Failed parse during installPackageLI", e); 17069 return; 17070 } finally { 17071 Trace.traceEnd(TRACE_TAG_PACKAGE_MANAGER); 17072 } 17073 17074 // Instant apps must have target SDK >= O and have targetSanboxVersion >= 2 17075 if (instantApp && pkg.applicationInfo.targetSdkVersion <= Build.VERSION_CODES.N_MR1) { 17076 Slog.w(TAG, "Instant app package " + pkg.packageName + " does not target O"); 17077 res.setError(INSTALL_FAILED_SANDBOX_VERSION_DOWNGRADE, 17078 "Instant app package must target O"); 17079 return; 17080 } 17081 if (instantApp && pkg.applicationInfo.targetSandboxVersion != 2) { 17082 Slog.w(TAG, "Instant app package " + pkg.packageName 17083 + " does not target targetSandboxVersion 2"); 17084 res.setError(INSTALL_FAILED_SANDBOX_VERSION_DOWNGRADE, 17085 "Instant app package must use targetSanboxVersion 2"); 17086 return; 17087 } 17088 17089 if (pkg.applicationInfo.isStaticSharedLibrary()) { 17090 // Static shared libraries have synthetic package names 17091 renameStaticSharedLibraryPackage(pkg); 17092 17093 // No static shared libs on external storage 17094 if (onExternal) { 17095 Slog.i(TAG, "Static shared libs can only be installed on internal storage."); 17096 res.setError(INSTALL_FAILED_INVALID_INSTALL_LOCATION, 17097 "Packages declaring static-shared libs cannot be updated"); 17098 return; 17099 } 17100 } 17101 17102 // If we are installing a clustered package add results for the children 17103 if (pkg.childPackages != null) { 17104 synchronized (mPackages) { 17105 final int childCount = pkg.childPackages.size(); 17106 for (int i = 0; i < childCount; i++) { 17107 PackageParser.Package childPkg = pkg.childPackages.get(i); 17108 PackageInstalledInfo childRes = new PackageInstalledInfo(); 17109 childRes.setReturnCode(PackageManager.INSTALL_SUCCEEDED); 17110 childRes.pkg = childPkg; 17111 childRes.name = childPkg.packageName; 17112 PackageSetting childPs = mSettings.getPackageLPr(childPkg.packageName); 17113 if (childPs != null) { 17114 childRes.origUsers = childPs.queryInstalledUsers( 17115 sUserManager.getUserIds(), true); 17116 } 17117 if ((mPackages.containsKey(childPkg.packageName))) { 17118 childRes.removedInfo = new PackageRemovedInfo(this); 17119 childRes.removedInfo.removedPackage = childPkg.packageName; 17120 childRes.removedInfo.installerPackageName = childPs.installerPackageName; 17121 } 17122 if (res.addedChildPackages == null) { 17123 res.addedChildPackages = new ArrayMap<>(); 17124 } 17125 res.addedChildPackages.put(childPkg.packageName, childRes); 17126 } 17127 } 17128 } 17129 17130 // If package doesn't declare API override, mark that we have an install 17131 // time CPU ABI override. 17132 if (TextUtils.isEmpty(pkg.cpuAbiOverride)) { 17133 pkg.cpuAbiOverride = args.abiOverride; 17134 } 17135 17136 String pkgName = res.name = pkg.packageName; 17137 if ((pkg.applicationInfo.flags&ApplicationInfo.FLAG_TEST_ONLY) != 0) { 17138 if ((installFlags & PackageManager.INSTALL_ALLOW_TEST) == 0) { 17139 res.setError(INSTALL_FAILED_TEST_ONLY, "installPackageLI"); 17140 return; 17141 } 17142 } 17143 17144 try { 17145 // either use what we've been given or parse directly from the APK 17146 if (args.certificates != null) { 17147 try { 17148 PackageParser.populateCertificates(pkg, args.certificates); 17149 } catch (PackageParserException e) { 17150 // there was something wrong with the certificates we were given; 17151 // try to pull them from the APK 17152 PackageParser.collectCertificates(pkg, parseFlags); 17153 } 17154 } else { 17155 PackageParser.collectCertificates(pkg, parseFlags); 17156 } 17157 } catch (PackageParserException e) { 17158 res.setError("Failed collect during installPackageLI", e); 17159 return; 17160 } 17161 17162 // Get rid of all references to package scan path via parser. 17163 pp = null; 17164 String oldCodePath = null; 17165 boolean systemApp = false; 17166 synchronized (mPackages) { 17167 // Check if installing already existing package 17168 if ((installFlags & PackageManager.INSTALL_REPLACE_EXISTING) != 0) { 17169 String oldName = mSettings.getRenamedPackageLPr(pkgName); 17170 if (pkg.mOriginalPackages != null 17171 && pkg.mOriginalPackages.contains(oldName) 17172 && mPackages.containsKey(oldName)) { 17173 // This package is derived from an original package, 17174 // and this device has been updating from that original 17175 // name. We must continue using the original name, so 17176 // rename the new package here. 17177 pkg.setPackageName(oldName); 17178 pkgName = pkg.packageName; 17179 replace = true; 17180 if (DEBUG_INSTALL) Slog.d(TAG, "Replacing existing renamed package: oldName=" 17181 + oldName + " pkgName=" + pkgName); 17182 } else if (mPackages.containsKey(pkgName)) { 17183 // This package, under its official name, already exists 17184 // on the device; we should replace it. 17185 replace = true; 17186 if (DEBUG_INSTALL) Slog.d(TAG, "Replace existing pacakge: " + pkgName); 17187 } 17188 17189 // Child packages are installed through the parent package 17190 if (pkg.parentPackage != null) { 17191 res.setError(PackageManager.INSTALL_PARSE_FAILED_BAD_PACKAGE_NAME, 17192 "Package " + pkg.packageName + " is child of package " 17193 + pkg.parentPackage.parentPackage + ". Child packages " 17194 + "can be updated only through the parent package."); 17195 return; 17196 } 17197 17198 if (replace) { 17199 // Prevent apps opting out from runtime permissions 17200 PackageParser.Package oldPackage = mPackages.get(pkgName); 17201 final int oldTargetSdk = oldPackage.applicationInfo.targetSdkVersion; 17202 final int newTargetSdk = pkg.applicationInfo.targetSdkVersion; 17203 if (oldTargetSdk > Build.VERSION_CODES.LOLLIPOP_MR1 17204 && newTargetSdk <= Build.VERSION_CODES.LOLLIPOP_MR1) { 17205 res.setError(PackageManager.INSTALL_FAILED_PERMISSION_MODEL_DOWNGRADE, 17206 "Package " + pkg.packageName + " new target SDK " + newTargetSdk 17207 + " doesn't support runtime permissions but the old" 17208 + " target SDK " + oldTargetSdk + " does."); 17209 return; 17210 } 17211 // Prevent apps from downgrading their targetSandbox. 17212 final int oldTargetSandbox = oldPackage.applicationInfo.targetSandboxVersion; 17213 final int newTargetSandbox = pkg.applicationInfo.targetSandboxVersion; 17214 if (oldTargetSandbox == 2 && newTargetSandbox != 2) { 17215 res.setError(PackageManager.INSTALL_FAILED_SANDBOX_VERSION_DOWNGRADE, 17216 "Package " + pkg.packageName + " new target sandbox " 17217 + newTargetSandbox + " is incompatible with the previous value of" 17218 + oldTargetSandbox + "."); 17219 return; 17220 } 17221 17222 // Prevent installing of child packages 17223 if (oldPackage.parentPackage != null) { 17224 res.setError(PackageManager.INSTALL_PARSE_FAILED_BAD_PACKAGE_NAME, 17225 "Package " + pkg.packageName + " is child of package " 17226 + oldPackage.parentPackage + ". Child packages " 17227 + "can be updated only through the parent package."); 17228 return; 17229 } 17230 } 17231 } 17232 17233 PackageSetting ps = mSettings.mPackages.get(pkgName); 17234 if (ps != null) { 17235 if (DEBUG_INSTALL) Slog.d(TAG, "Existing package: " + ps); 17236 17237 // Static shared libs have same package with different versions where 17238 // we internally use a synthetic package name to allow multiple versions 17239 // of the same package, therefore we need to compare signatures against 17240 // the package setting for the latest library version. 17241 PackageSetting signatureCheckPs = ps; 17242 if (pkg.applicationInfo.isStaticSharedLibrary()) { 17243 SharedLibraryEntry libraryEntry = getLatestSharedLibraVersionLPr(pkg); 17244 if (libraryEntry != null) { 17245 signatureCheckPs = mSettings.getPackageLPr(libraryEntry.apk); 17246 } 17247 } 17248 17249 // Quick sanity check that we're signed correctly if updating; 17250 // we'll check this again later when scanning, but we want to 17251 // bail early here before tripping over redefined permissions. 17252 if (shouldCheckUpgradeKeySetLP(signatureCheckPs, scanFlags)) { 17253 if (!checkUpgradeKeySetLP(signatureCheckPs, pkg)) { 17254 res.setError(INSTALL_FAILED_UPDATE_INCOMPATIBLE, "Package " 17255 + pkg.packageName + " upgrade keys do not match the " 17256 + "previously installed version"); 17257 return; 17258 } 17259 } else { 17260 try { 17261 verifySignaturesLP(signatureCheckPs, pkg); 17262 } catch (PackageManagerException e) { 17263 res.setError(e.error, e.getMessage()); 17264 return; 17265 } 17266 } 17267 17268 oldCodePath = mSettings.mPackages.get(pkgName).codePathString; 17269 if (ps.pkg != null && ps.pkg.applicationInfo != null) { 17270 systemApp = (ps.pkg.applicationInfo.flags & 17271 ApplicationInfo.FLAG_SYSTEM) != 0; 17272 } 17273 res.origUsers = ps.queryInstalledUsers(sUserManager.getUserIds(), true); 17274 } 17275 17276 int N = pkg.permissions.size(); 17277 for (int i = N-1; i >= 0; i--) { 17278 final PackageParser.Permission perm = pkg.permissions.get(i); 17279 final BasePermission bp = 17280 (BasePermission) mPermissionManager.getPermissionTEMP(perm.info.name); 17281 17282 // Don't allow anyone but the system to define ephemeral permissions. 17283 if ((perm.info.protectionLevel & PermissionInfo.PROTECTION_FLAG_INSTANT) != 0 17284 && !systemApp) { 17285 Slog.w(TAG, "Non-System package " + pkg.packageName 17286 + " attempting to delcare ephemeral permission " 17287 + perm.info.name + "; Removing ephemeral."); 17288 perm.info.protectionLevel &= ~PermissionInfo.PROTECTION_FLAG_INSTANT; 17289 } 17290 17291 // Check whether the newly-scanned package wants to define an already-defined perm 17292 if (bp != null) { 17293 // If the defining package is signed with our cert, it's okay. This 17294 // also includes the "updating the same package" case, of course. 17295 // "updating same package" could also involve key-rotation. 17296 final boolean sigsOk; 17297 final String sourcePackageName = bp.getSourcePackageName(); 17298 final PackageSettingBase sourcePackageSetting = bp.getSourcePackageSetting(); 17299 if (sourcePackageName.equals(pkg.packageName) 17300 && (shouldCheckUpgradeKeySetLP(sourcePackageSetting, 17301 scanFlags))) { 17302 sigsOk = checkUpgradeKeySetLP(sourcePackageSetting, pkg); 17303 } else { 17304 sigsOk = compareSignatures(sourcePackageSetting.signatures.mSignatures, 17305 pkg.mSignatures) == PackageManager.SIGNATURE_MATCH; 17306 } 17307 if (!sigsOk) { 17308 // If the owning package is the system itself, we log but allow 17309 // install to proceed; we fail the install on all other permission 17310 // redefinitions. 17311 if (!sourcePackageName.equals("android")) { 17312 res.setError(INSTALL_FAILED_DUPLICATE_PERMISSION, "Package " 17313 + pkg.packageName + " attempting to redeclare permission " 17314 + perm.info.name + " already owned by " + sourcePackageName); 17315 res.origPermission = perm.info.name; 17316 res.origPackage = sourcePackageName; 17317 return; 17318 } else { 17319 Slog.w(TAG, "Package " + pkg.packageName 17320 + " attempting to redeclare system permission " 17321 + perm.info.name + "; ignoring new declaration"); 17322 pkg.permissions.remove(i); 17323 } 17324 } else if (!PLATFORM_PACKAGE_NAME.equals(pkg.packageName)) { 17325 // Prevent apps to change protection level to dangerous from any other 17326 // type as this would allow a privilege escalation where an app adds a 17327 // normal/signature permission in other app's group and later redefines 17328 // it as dangerous leading to the group auto-grant. 17329 if ((perm.info.protectionLevel & PermissionInfo.PROTECTION_MASK_BASE) 17330 == PermissionInfo.PROTECTION_DANGEROUS) { 17331 if (bp != null && !bp.isRuntime()) { 17332 Slog.w(TAG, "Package " + pkg.packageName + " trying to change a " 17333 + "non-runtime permission " + perm.info.name 17334 + " to runtime; keeping old protection level"); 17335 perm.info.protectionLevel = bp.getProtectionLevel(); 17336 } 17337 } 17338 } 17339 } 17340 } 17341 } 17342 17343 if (systemApp) { 17344 if (onExternal) { 17345 // Abort update; system app can't be replaced with app on sdcard 17346 res.setError(INSTALL_FAILED_INVALID_INSTALL_LOCATION, 17347 "Cannot install updates to system apps on sdcard"); 17348 return; 17349 } else if (instantApp) { 17350 // Abort update; system app can't be replaced with an instant app 17351 res.setError(INSTALL_FAILED_INSTANT_APP_INVALID, 17352 "Cannot update a system app with an instant app"); 17353 return; 17354 } 17355 } 17356 17357 if (args.move != null) { 17358 // We did an in-place move, so dex is ready to roll 17359 scanFlags |= SCAN_NO_DEX; 17360 scanFlags |= SCAN_MOVE; 17361 17362 synchronized (mPackages) { 17363 final PackageSetting ps = mSettings.mPackages.get(pkgName); 17364 if (ps == null) { 17365 res.setError(INSTALL_FAILED_INTERNAL_ERROR, 17366 "Missing settings for moved package " + pkgName); 17367 } 17368 17369 // We moved the entire application as-is, so bring over the 17370 // previously derived ABI information. 17371 pkg.applicationInfo.primaryCpuAbi = ps.primaryCpuAbiString; 17372 pkg.applicationInfo.secondaryCpuAbi = ps.secondaryCpuAbiString; 17373 } 17374 17375 } else if (!forwardLocked && !pkg.applicationInfo.isExternalAsec()) { 17376 // Enable SCAN_NO_DEX flag to skip dexopt at a later stage 17377 scanFlags |= SCAN_NO_DEX; 17378 17379 try { 17380 String abiOverride = (TextUtils.isEmpty(pkg.cpuAbiOverride) ? 17381 args.abiOverride : pkg.cpuAbiOverride); 17382 final boolean extractNativeLibs = !pkg.isLibrary(); 17383 derivePackageAbi(pkg, new File(pkg.codePath), abiOverride, 17384 extractNativeLibs, mAppLib32InstallDir); 17385 } catch (PackageManagerException pme) { 17386 Slog.e(TAG, "Error deriving application ABI", pme); 17387 res.setError(INSTALL_FAILED_INTERNAL_ERROR, "Error deriving application ABI"); 17388 return; 17389 } 17390 17391 // Shared libraries for the package need to be updated. 17392 synchronized (mPackages) { 17393 try { 17394 updateSharedLibrariesLPr(pkg, null); 17395 } catch (PackageManagerException e) { 17396 Slog.e(TAG, "updateAllSharedLibrariesLPw failed: " + e.getMessage()); 17397 } 17398 } 17399 } 17400 17401 if (!args.doRename(res.returnCode, pkg, oldCodePath)) { 17402 res.setError(INSTALL_FAILED_INSUFFICIENT_STORAGE, "Failed rename"); 17403 return; 17404 } 17405 17406 // Verify if we need to dexopt the app. 17407 // 17408 // NOTE: it is *important* to call dexopt after doRename which will sync the 17409 // package data from PackageParser.Package and its corresponding ApplicationInfo. 17410 // 17411 // We only need to dexopt if the package meets ALL of the following conditions: 17412 // 1) it is not forward locked. 17413 // 2) it is not on on an external ASEC container. 17414 // 3) it is not an instant app or if it is then dexopt is enabled via gservices. 17415 // 17416 // Note that we do not dexopt instant apps by default. dexopt can take some time to 17417 // complete, so we skip this step during installation. Instead, we'll take extra time 17418 // the first time the instant app starts. It's preferred to do it this way to provide 17419 // continuous progress to the useur instead of mysteriously blocking somewhere in the 17420 // middle of running an instant app. The default behaviour can be overridden 17421 // via gservices. 17422 final boolean performDexopt = !forwardLocked 17423 && !pkg.applicationInfo.isExternalAsec() 17424 && (!instantApp || Global.getInt(mContext.getContentResolver(), 17425 Global.INSTANT_APP_DEXOPT_ENABLED, 0) != 0); 17426 17427 if (performDexopt) { 17428 Trace.traceBegin(TRACE_TAG_PACKAGE_MANAGER, "dexopt"); 17429 // Do not run PackageDexOptimizer through the local performDexOpt 17430 // method because `pkg` may not be in `mPackages` yet. 17431 // 17432 // Also, don't fail application installs if the dexopt step fails. 17433 DexoptOptions dexoptOptions = new DexoptOptions(pkg.packageName, 17434 REASON_INSTALL, 17435 DexoptOptions.DEXOPT_BOOT_COMPLETE); 17436 mPackageDexOptimizer.performDexOpt(pkg, pkg.usesLibraryFiles, 17437 null /* instructionSets */, 17438 getOrCreateCompilerPackageStats(pkg), 17439 mDexManager.getPackageUseInfoOrDefault(pkg.packageName), 17440 dexoptOptions); 17441 Trace.traceEnd(TRACE_TAG_PACKAGE_MANAGER); 17442 } 17443 17444 // Notify BackgroundDexOptService that the package has been changed. 17445 // If this is an update of a package which used to fail to compile, 17446 // BackgroundDexOptService will remove it from its blacklist. 17447 // TODO: Layering violation 17448 BackgroundDexOptService.notifyPackageChanged(pkg.packageName); 17449 17450 if (!instantApp) { 17451 startIntentFilterVerifications(args.user.getIdentifier(), replace, pkg); 17452 } else { 17453 if (DEBUG_DOMAIN_VERIFICATION) { 17454 Slog.d(TAG, "Not verifying instant app install for app links: " + pkgName); 17455 } 17456 } 17457 17458 try (PackageFreezer freezer = freezePackageForInstall(pkgName, installFlags, 17459 "installPackageLI")) { 17460 if (replace) { 17461 if (pkg.applicationInfo.isStaticSharedLibrary()) { 17462 // Static libs have a synthetic package name containing the version 17463 // and cannot be updated as an update would get a new package name, 17464 // unless this is the exact same version code which is useful for 17465 // development. 17466 PackageParser.Package existingPkg = mPackages.get(pkg.packageName); 17467 if (existingPkg != null && existingPkg.mVersionCode != pkg.mVersionCode) { 17468 res.setError(INSTALL_FAILED_DUPLICATE_PACKAGE, "Packages declaring " 17469 + "static-shared libs cannot be updated"); 17470 return; 17471 } 17472 } 17473 replacePackageLIF(pkg, parseFlags, scanFlags | SCAN_REPLACING, args.user, 17474 installerPackageName, res, args.installReason); 17475 } else { 17476 installNewPackageLIF(pkg, parseFlags, scanFlags | SCAN_DELETE_DATA_ON_FAILURES, 17477 args.user, installerPackageName, volumeUuid, res, args.installReason); 17478 } 17479 } 17480 17481 synchronized (mPackages) { 17482 final PackageSetting ps = mSettings.mPackages.get(pkgName); 17483 if (ps != null) { 17484 res.newUsers = ps.queryInstalledUsers(sUserManager.getUserIds(), true); 17485 ps.setUpdateAvailable(false /*updateAvailable*/); 17486 } 17487 17488 final int childCount = (pkg.childPackages != null) ? pkg.childPackages.size() : 0; 17489 for (int i = 0; i < childCount; i++) { 17490 PackageParser.Package childPkg = pkg.childPackages.get(i); 17491 PackageInstalledInfo childRes = res.addedChildPackages.get(childPkg.packageName); 17492 PackageSetting childPs = mSettings.getPackageLPr(childPkg.packageName); 17493 if (childPs != null) { 17494 childRes.newUsers = childPs.queryInstalledUsers( 17495 sUserManager.getUserIds(), true); 17496 } 17497 } 17498 17499 if (res.returnCode == PackageManager.INSTALL_SUCCEEDED) { 17500 updateSequenceNumberLP(ps, res.newUsers); 17501 updateInstantAppInstallerLocked(pkgName); 17502 } 17503 } 17504 } 17505 17506 private void startIntentFilterVerifications(int userId, boolean replacing, 17507 PackageParser.Package pkg) { 17508 if (mIntentFilterVerifierComponent == null) { 17509 Slog.w(TAG, "No IntentFilter verification will not be done as " 17510 + "there is no IntentFilterVerifier available!"); 17511 return; 17512 } 17513 17514 final int verifierUid = getPackageUid( 17515 mIntentFilterVerifierComponent.getPackageName(), 17516 MATCH_DEBUG_TRIAGED_MISSING, 17517 (userId == UserHandle.USER_ALL) ? UserHandle.USER_SYSTEM : userId); 17518 17519 Message msg = mHandler.obtainMessage(START_INTENT_FILTER_VERIFICATIONS); 17520 msg.obj = new IFVerificationParams(pkg, replacing, userId, verifierUid); 17521 mHandler.sendMessage(msg); 17522 17523 final int childCount = (pkg.childPackages != null) ? pkg.childPackages.size() : 0; 17524 for (int i = 0; i < childCount; i++) { 17525 PackageParser.Package childPkg = pkg.childPackages.get(i); 17526 msg = mHandler.obtainMessage(START_INTENT_FILTER_VERIFICATIONS); 17527 msg.obj = new IFVerificationParams(childPkg, replacing, userId, verifierUid); 17528 mHandler.sendMessage(msg); 17529 } 17530 } 17531 17532 private void verifyIntentFiltersIfNeeded(int userId, int verifierUid, boolean replacing, 17533 PackageParser.Package pkg) { 17534 int size = pkg.activities.size(); 17535 if (size == 0) { 17536 if (DEBUG_DOMAIN_VERIFICATION) Slog.d(TAG, 17537 "No activity, so no need to verify any IntentFilter!"); 17538 return; 17539 } 17540 17541 final boolean hasDomainURLs = hasDomainURLs(pkg); 17542 if (!hasDomainURLs) { 17543 if (DEBUG_DOMAIN_VERIFICATION) Slog.d(TAG, 17544 "No domain URLs, so no need to verify any IntentFilter!"); 17545 return; 17546 } 17547 17548 if (DEBUG_DOMAIN_VERIFICATION) Slog.d(TAG, "Checking for userId:" + userId 17549 + " if any IntentFilter from the " + size 17550 + " Activities needs verification ..."); 17551 17552 int count = 0; 17553 final String packageName = pkg.packageName; 17554 17555 synchronized (mPackages) { 17556 // If this is a new install and we see that we've already run verification for this 17557 // package, we have nothing to do: it means the state was restored from backup. 17558 if (!replacing) { 17559 IntentFilterVerificationInfo ivi = 17560 mSettings.getIntentFilterVerificationLPr(packageName); 17561 if (ivi != null) { 17562 if (DEBUG_DOMAIN_VERIFICATION) { 17563 Slog.i(TAG, "Package " + packageName+ " already verified: status=" 17564 + ivi.getStatusString()); 17565 } 17566 return; 17567 } 17568 } 17569 17570 // If any filters need to be verified, then all need to be. 17571 boolean needToVerify = false; 17572 for (PackageParser.Activity a : pkg.activities) { 17573 for (ActivityIntentInfo filter : a.intents) { 17574 if (filter.needsVerification() && needsNetworkVerificationLPr(filter)) { 17575 if (DEBUG_DOMAIN_VERIFICATION) { 17576 Slog.d(TAG, "Intent filter needs verification, so processing all filters"); 17577 } 17578 needToVerify = true; 17579 break; 17580 } 17581 } 17582 } 17583 17584 if (needToVerify) { 17585 final int verificationId = mIntentFilterVerificationToken++; 17586 for (PackageParser.Activity a : pkg.activities) { 17587 for (ActivityIntentInfo filter : a.intents) { 17588 if (filter.handlesWebUris(true) && needsNetworkVerificationLPr(filter)) { 17589 if (DEBUG_DOMAIN_VERIFICATION) Slog.d(TAG, 17590 "Verification needed for IntentFilter:" + filter.toString()); 17591 mIntentFilterVerifier.addOneIntentFilterVerification( 17592 verifierUid, userId, verificationId, filter, packageName); 17593 count++; 17594 } 17595 } 17596 } 17597 } 17598 } 17599 17600 if (count > 0) { 17601 if (DEBUG_DOMAIN_VERIFICATION) Slog.d(TAG, "Starting " + count 17602 + " IntentFilter verification" + (count > 1 ? "s" : "") 17603 + " for userId:" + userId); 17604 mIntentFilterVerifier.startVerifications(userId); 17605 } else { 17606 if (DEBUG_DOMAIN_VERIFICATION) { 17607 Slog.d(TAG, "No filters or not all autoVerify for " + packageName); 17608 } 17609 } 17610 } 17611 17612 private boolean needsNetworkVerificationLPr(ActivityIntentInfo filter) { 17613 final ComponentName cn = filter.activity.getComponentName(); 17614 final String packageName = cn.getPackageName(); 17615 17616 IntentFilterVerificationInfo ivi = mSettings.getIntentFilterVerificationLPr( 17617 packageName); 17618 if (ivi == null) { 17619 return true; 17620 } 17621 int status = ivi.getStatus(); 17622 switch (status) { 17623 case INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_UNDEFINED: 17624 case INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_ASK: 17625 return true; 17626 17627 default: 17628 // Nothing to do 17629 return false; 17630 } 17631 } 17632 17633 private static boolean isMultiArch(ApplicationInfo info) { 17634 return (info.flags & ApplicationInfo.FLAG_MULTIARCH) != 0; 17635 } 17636 17637 private static boolean isExternal(PackageParser.Package pkg) { 17638 return (pkg.applicationInfo.flags & ApplicationInfo.FLAG_EXTERNAL_STORAGE) != 0; 17639 } 17640 17641 private static boolean isExternal(PackageSetting ps) { 17642 return (ps.pkgFlags & ApplicationInfo.FLAG_EXTERNAL_STORAGE) != 0; 17643 } 17644 17645 private static boolean isSystemApp(PackageParser.Package pkg) { 17646 return (pkg.applicationInfo.flags & ApplicationInfo.FLAG_SYSTEM) != 0; 17647 } 17648 17649 private static boolean isPrivilegedApp(PackageParser.Package pkg) { 17650 return (pkg.applicationInfo.privateFlags & ApplicationInfo.PRIVATE_FLAG_PRIVILEGED) != 0; 17651 } 17652 17653 private static boolean isOemApp(PackageParser.Package pkg) { 17654 return (pkg.applicationInfo.privateFlags & ApplicationInfo.PRIVATE_FLAG_OEM) != 0; 17655 } 17656 17657 private static boolean hasDomainURLs(PackageParser.Package pkg) { 17658 return (pkg.applicationInfo.privateFlags & ApplicationInfo.PRIVATE_FLAG_HAS_DOMAIN_URLS) != 0; 17659 } 17660 17661 private static boolean isSystemApp(PackageSetting ps) { 17662 return (ps.pkgFlags & ApplicationInfo.FLAG_SYSTEM) != 0; 17663 } 17664 17665 private static boolean isUpdatedSystemApp(PackageSetting ps) { 17666 return (ps.pkgFlags & ApplicationInfo.FLAG_UPDATED_SYSTEM_APP) != 0; 17667 } 17668 17669 private int packageFlagsToInstallFlags(PackageSetting ps) { 17670 int installFlags = 0; 17671 if (isExternal(ps) && TextUtils.isEmpty(ps.volumeUuid)) { 17672 // This existing package was an external ASEC install when we have 17673 // the external flag without a UUID 17674 installFlags |= PackageManager.INSTALL_EXTERNAL; 17675 } 17676 if (ps.isForwardLocked()) { 17677 installFlags |= PackageManager.INSTALL_FORWARD_LOCK; 17678 } 17679 return installFlags; 17680 } 17681 17682 private String getVolumeUuidForPackage(PackageParser.Package pkg) { 17683 if (isExternal(pkg)) { 17684 if (TextUtils.isEmpty(pkg.volumeUuid)) { 17685 return StorageManager.UUID_PRIMARY_PHYSICAL; 17686 } else { 17687 return pkg.volumeUuid; 17688 } 17689 } else { 17690 return StorageManager.UUID_PRIVATE_INTERNAL; 17691 } 17692 } 17693 17694 private VersionInfo getSettingsVersionForPackage(PackageParser.Package pkg) { 17695 if (isExternal(pkg)) { 17696 if (TextUtils.isEmpty(pkg.volumeUuid)) { 17697 return mSettings.getExternalVersion(); 17698 } else { 17699 return mSettings.findOrCreateVersion(pkg.volumeUuid); 17700 } 17701 } else { 17702 return mSettings.getInternalVersion(); 17703 } 17704 } 17705 17706 private void deleteTempPackageFiles() { 17707 final FilenameFilter filter = new FilenameFilter() { 17708 public boolean accept(File dir, String name) { 17709 return name.startsWith("vmdl") && name.endsWith(".tmp"); 17710 } 17711 }; 17712 for (File file : mDrmAppPrivateInstallDir.listFiles(filter)) { 17713 file.delete(); 17714 } 17715 } 17716 17717 @Override 17718 public void deletePackageAsUser(String packageName, int versionCode, 17719 IPackageDeleteObserver observer, int userId, int flags) { 17720 deletePackageVersioned(new VersionedPackage(packageName, versionCode), 17721 new LegacyPackageDeleteObserver(observer).getBinder(), userId, flags); 17722 } 17723 17724 @Override 17725 public void deletePackageVersioned(VersionedPackage versionedPackage, 17726 final IPackageDeleteObserver2 observer, final int userId, final int deleteFlags) { 17727 final int callingUid = Binder.getCallingUid(); 17728 mContext.enforceCallingOrSelfPermission( 17729 android.Manifest.permission.DELETE_PACKAGES, null); 17730 final boolean canViewInstantApps = canViewInstantApps(callingUid, userId); 17731 Preconditions.checkNotNull(versionedPackage); 17732 Preconditions.checkNotNull(observer); 17733 Preconditions.checkArgumentInRange(versionedPackage.getVersionCode(), 17734 PackageManager.VERSION_CODE_HIGHEST, 17735 Integer.MAX_VALUE, "versionCode must be >= -1"); 17736 17737 final String packageName = versionedPackage.getPackageName(); 17738 final int versionCode = versionedPackage.getVersionCode(); 17739 final String internalPackageName; 17740 synchronized (mPackages) { 17741 // Normalize package name to handle renamed packages and static libs 17742 internalPackageName = resolveInternalPackageNameLPr(versionedPackage.getPackageName(), 17743 versionedPackage.getVersionCode()); 17744 } 17745 17746 final int uid = Binder.getCallingUid(); 17747 if (!isOrphaned(internalPackageName) 17748 && !isCallerAllowedToSilentlyUninstall(uid, internalPackageName)) { 17749 try { 17750 final Intent intent = new Intent(Intent.ACTION_UNINSTALL_PACKAGE); 17751 intent.setData(Uri.fromParts(PACKAGE_SCHEME, packageName, null)); 17752 intent.putExtra(PackageInstaller.EXTRA_CALLBACK, observer.asBinder()); 17753 observer.onUserActionRequired(intent); 17754 } catch (RemoteException re) { 17755 } 17756 return; 17757 } 17758 final boolean deleteAllUsers = (deleteFlags & PackageManager.DELETE_ALL_USERS) != 0; 17759 final int[] users = deleteAllUsers ? sUserManager.getUserIds() : new int[]{ userId }; 17760 if (UserHandle.getUserId(uid) != userId || (deleteAllUsers && users.length > 1)) { 17761 mContext.enforceCallingOrSelfPermission( 17762 android.Manifest.permission.INTERACT_ACROSS_USERS_FULL, 17763 "deletePackage for user " + userId); 17764 } 17765 17766 if (isUserRestricted(userId, UserManager.DISALLOW_UNINSTALL_APPS)) { 17767 try { 17768 observer.onPackageDeleted(packageName, 17769 PackageManager.DELETE_FAILED_USER_RESTRICTED, null); 17770 } catch (RemoteException re) { 17771 } 17772 return; 17773 } 17774 17775 if (!deleteAllUsers && getBlockUninstallForUser(internalPackageName, userId)) { 17776 try { 17777 observer.onPackageDeleted(packageName, 17778 PackageManager.DELETE_FAILED_OWNER_BLOCKED, null); 17779 } catch (RemoteException re) { 17780 } 17781 return; 17782 } 17783 17784 if (DEBUG_REMOVE) { 17785 Slog.d(TAG, "deletePackageAsUser: pkg=" + internalPackageName + " user=" + userId 17786 + " deleteAllUsers: " + deleteAllUsers + " version=" 17787 + (versionCode == PackageManager.VERSION_CODE_HIGHEST 17788 ? "VERSION_CODE_HIGHEST" : versionCode)); 17789 } 17790 // Queue up an async operation since the package deletion may take a little while. 17791 mHandler.post(new Runnable() { 17792 public void run() { 17793 mHandler.removeCallbacks(this); 17794 int returnCode; 17795 final PackageSetting ps = mSettings.mPackages.get(internalPackageName); 17796 boolean doDeletePackage = true; 17797 if (ps != null) { 17798 final boolean targetIsInstantApp = 17799 ps.getInstantApp(UserHandle.getUserId(callingUid)); 17800 doDeletePackage = !targetIsInstantApp 17801 || canViewInstantApps; 17802 } 17803 if (doDeletePackage) { 17804 if (!deleteAllUsers) { 17805 returnCode = deletePackageX(internalPackageName, versionCode, 17806 userId, deleteFlags); 17807 } else { 17808 int[] blockUninstallUserIds = getBlockUninstallForUsers( 17809 internalPackageName, users); 17810 // If nobody is blocking uninstall, proceed with delete for all users 17811 if (ArrayUtils.isEmpty(blockUninstallUserIds)) { 17812 returnCode = deletePackageX(internalPackageName, versionCode, 17813 userId, deleteFlags); 17814 } else { 17815 // Otherwise uninstall individually for users with blockUninstalls=false 17816 final int userFlags = deleteFlags & ~PackageManager.DELETE_ALL_USERS; 17817 for (int userId : users) { 17818 if (!ArrayUtils.contains(blockUninstallUserIds, userId)) { 17819 returnCode = deletePackageX(internalPackageName, versionCode, 17820 userId, userFlags); 17821 if (returnCode != PackageManager.DELETE_SUCCEEDED) { 17822 Slog.w(TAG, "Package delete failed for user " + userId 17823 + ", returnCode " + returnCode); 17824 } 17825 } 17826 } 17827 // The app has only been marked uninstalled for certain users. 17828 // We still need to report that delete was blocked 17829 returnCode = PackageManager.DELETE_FAILED_OWNER_BLOCKED; 17830 } 17831 } 17832 } else { 17833 returnCode = PackageManager.DELETE_FAILED_INTERNAL_ERROR; 17834 } 17835 try { 17836 observer.onPackageDeleted(packageName, returnCode, null); 17837 } catch (RemoteException e) { 17838 Log.i(TAG, "Observer no longer exists."); 17839 } //end catch 17840 } //end run 17841 }); 17842 } 17843 17844 private String resolveExternalPackageNameLPr(PackageParser.Package pkg) { 17845 if (pkg.staticSharedLibName != null) { 17846 return pkg.manifestPackageName; 17847 } 17848 return pkg.packageName; 17849 } 17850 17851 private String resolveInternalPackageNameLPr(String packageName, int versionCode) { 17852 // Handle renamed packages 17853 String normalizedPackageName = mSettings.getRenamedPackageLPr(packageName); 17854 packageName = normalizedPackageName != null ? normalizedPackageName : packageName; 17855 17856 // Is this a static library? 17857 SparseArray<SharedLibraryEntry> versionedLib = 17858 mStaticLibsByDeclaringPackage.get(packageName); 17859 if (versionedLib == null || versionedLib.size() <= 0) { 17860 return packageName; 17861 } 17862 17863 // Figure out which lib versions the caller can see 17864 SparseIntArray versionsCallerCanSee = null; 17865 final int callingAppId = UserHandle.getAppId(Binder.getCallingUid()); 17866 if (callingAppId != Process.SYSTEM_UID && callingAppId != Process.SHELL_UID 17867 && callingAppId != Process.ROOT_UID) { 17868 versionsCallerCanSee = new SparseIntArray(); 17869 String libName = versionedLib.valueAt(0).info.getName(); 17870 String[] uidPackages = getPackagesForUid(Binder.getCallingUid()); 17871 if (uidPackages != null) { 17872 for (String uidPackage : uidPackages) { 17873 PackageSetting ps = mSettings.getPackageLPr(uidPackage); 17874 final int libIdx = ArrayUtils.indexOf(ps.usesStaticLibraries, libName); 17875 if (libIdx >= 0) { 17876 final int libVersion = ps.usesStaticLibrariesVersions[libIdx]; 17877 versionsCallerCanSee.append(libVersion, libVersion); 17878 } 17879 } 17880 } 17881 } 17882 17883 // Caller can see nothing - done 17884 if (versionsCallerCanSee != null && versionsCallerCanSee.size() <= 0) { 17885 return packageName; 17886 } 17887 17888 // Find the version the caller can see and the app version code 17889 SharedLibraryEntry highestVersion = null; 17890 final int versionCount = versionedLib.size(); 17891 for (int i = 0; i < versionCount; i++) { 17892 SharedLibraryEntry libEntry = versionedLib.valueAt(i); 17893 if (versionsCallerCanSee != null && versionsCallerCanSee.indexOfKey( 17894 libEntry.info.getVersion()) < 0) { 17895 continue; 17896 } 17897 final int libVersionCode = libEntry.info.getDeclaringPackage().getVersionCode(); 17898 if (versionCode != PackageManager.VERSION_CODE_HIGHEST) { 17899 if (libVersionCode == versionCode) { 17900 return libEntry.apk; 17901 } 17902 } else if (highestVersion == null) { 17903 highestVersion = libEntry; 17904 } else if (libVersionCode > highestVersion.info 17905 .getDeclaringPackage().getVersionCode()) { 17906 highestVersion = libEntry; 17907 } 17908 } 17909 17910 if (highestVersion != null) { 17911 return highestVersion.apk; 17912 } 17913 17914 return packageName; 17915 } 17916 17917 boolean isCallerVerifier(int callingUid) { 17918 final int callingUserId = UserHandle.getUserId(callingUid); 17919 return mRequiredVerifierPackage != null && 17920 callingUid == getPackageUid(mRequiredVerifierPackage, 0, callingUserId); 17921 } 17922 17923 private boolean isCallerAllowedToSilentlyUninstall(int callingUid, String pkgName) { 17924 if (callingUid == Process.SHELL_UID || callingUid == Process.ROOT_UID 17925 || UserHandle.getAppId(callingUid) == Process.SYSTEM_UID) { 17926 return true; 17927 } 17928 final int callingUserId = UserHandle.getUserId(callingUid); 17929 // If the caller installed the pkgName, then allow it to silently uninstall. 17930 if (callingUid == getPackageUid(getInstallerPackageName(pkgName), 0, callingUserId)) { 17931 return true; 17932 } 17933 17934 // Allow package verifier to silently uninstall. 17935 if (mRequiredVerifierPackage != null && 17936 callingUid == getPackageUid(mRequiredVerifierPackage, 0, callingUserId)) { 17937 return true; 17938 } 17939 17940 // Allow package uninstaller to silently uninstall. 17941 if (mRequiredUninstallerPackage != null && 17942 callingUid == getPackageUid(mRequiredUninstallerPackage, 0, callingUserId)) { 17943 return true; 17944 } 17945 17946 // Allow storage manager to silently uninstall. 17947 if (mStorageManagerPackage != null && 17948 callingUid == getPackageUid(mStorageManagerPackage, 0, callingUserId)) { 17949 return true; 17950 } 17951 17952 // Allow caller having MANAGE_PROFILE_AND_DEVICE_OWNERS permission to silently 17953 // uninstall for device owner provisioning. 17954 if (checkUidPermission(MANAGE_PROFILE_AND_DEVICE_OWNERS, callingUid) 17955 == PERMISSION_GRANTED) { 17956 return true; 17957 } 17958 17959 return false; 17960 } 17961 17962 private int[] getBlockUninstallForUsers(String packageName, int[] userIds) { 17963 int[] result = EMPTY_INT_ARRAY; 17964 for (int userId : userIds) { 17965 if (getBlockUninstallForUser(packageName, userId)) { 17966 result = ArrayUtils.appendInt(result, userId); 17967 } 17968 } 17969 return result; 17970 } 17971 17972 @Override 17973 public boolean isPackageDeviceAdminOnAnyUser(String packageName) { 17974 final int callingUid = Binder.getCallingUid(); 17975 if (getInstantAppPackageName(callingUid) != null 17976 && !isCallerSameApp(packageName, callingUid)) { 17977 return false; 17978 } 17979 return isPackageDeviceAdmin(packageName, UserHandle.USER_ALL); 17980 } 17981 17982 private boolean isPackageDeviceAdmin(String packageName, int userId) { 17983 IDevicePolicyManager dpm = IDevicePolicyManager.Stub.asInterface( 17984 ServiceManager.getService(Context.DEVICE_POLICY_SERVICE)); 17985 try { 17986 if (dpm != null) { 17987 final ComponentName deviceOwnerComponentName = dpm.getDeviceOwnerComponent( 17988 /* callingUserOnly =*/ false); 17989 final String deviceOwnerPackageName = deviceOwnerComponentName == null ? null 17990 : deviceOwnerComponentName.getPackageName(); 17991 // Does the package contains the device owner? 17992 // TODO Do we have to do it even if userId != UserHandle.USER_ALL? Otherwise, 17993 // this check is probably not needed, since DO should be registered as a device 17994 // admin on some user too. (Original bug for this: b/17657954) 17995 if (packageName.equals(deviceOwnerPackageName)) { 17996 return true; 17997 } 17998 // Does it contain a device admin for any user? 17999 int[] users; 18000 if (userId == UserHandle.USER_ALL) { 18001 users = sUserManager.getUserIds(); 18002 } else { 18003 users = new int[]{userId}; 18004 } 18005 for (int i = 0; i < users.length; ++i) { 18006 if (dpm.packageHasActiveAdmins(packageName, users[i])) { 18007 return true; 18008 } 18009 } 18010 } 18011 } catch (RemoteException e) { 18012 } 18013 return false; 18014 } 18015 18016 private boolean shouldKeepUninstalledPackageLPr(String packageName) { 18017 return mKeepUninstalledPackages != null && mKeepUninstalledPackages.contains(packageName); 18018 } 18019 18020 /** 18021 * This method is an internal method that could be get invoked either 18022 * to delete an installed package or to clean up a failed installation. 18023 * After deleting an installed package, a broadcast is sent to notify any 18024 * listeners that the package has been removed. For cleaning up a failed 18025 * installation, the broadcast is not necessary since the package's 18026 * installation wouldn't have sent the initial broadcast either 18027 * The key steps in deleting a package are 18028 * deleting the package information in internal structures like mPackages, 18029 * deleting the packages base directories through installd 18030 * updating mSettings to reflect current status 18031 * persisting settings for later use 18032 * sending a broadcast if necessary 18033 */ 18034 int deletePackageX(String packageName, int versionCode, int userId, int deleteFlags) { 18035 final PackageRemovedInfo info = new PackageRemovedInfo(this); 18036 final boolean res; 18037 18038 final int removeUser = (deleteFlags & PackageManager.DELETE_ALL_USERS) != 0 18039 ? UserHandle.USER_ALL : userId; 18040 18041 if (isPackageDeviceAdmin(packageName, removeUser)) { 18042 Slog.w(TAG, "Not removing package " + packageName + ": has active device admin"); 18043 return PackageManager.DELETE_FAILED_DEVICE_POLICY_MANAGER; 18044 } 18045 18046 PackageSetting uninstalledPs = null; 18047 PackageParser.Package pkg = null; 18048 18049 // for the uninstall-updates case and restricted profiles, remember the per- 18050 // user handle installed state 18051 int[] allUsers; 18052 synchronized (mPackages) { 18053 uninstalledPs = mSettings.mPackages.get(packageName); 18054 if (uninstalledPs == null) { 18055 Slog.w(TAG, "Not removing non-existent package " + packageName); 18056 return PackageManager.DELETE_FAILED_INTERNAL_ERROR; 18057 } 18058 18059 if (versionCode != PackageManager.VERSION_CODE_HIGHEST 18060 && uninstalledPs.versionCode != versionCode) { 18061 Slog.w(TAG, "Not removing package " + packageName + " with versionCode " 18062 + uninstalledPs.versionCode + " != " + versionCode); 18063 return PackageManager.DELETE_FAILED_INTERNAL_ERROR; 18064 } 18065 18066 // Static shared libs can be declared by any package, so let us not 18067 // allow removing a package if it provides a lib others depend on. 18068 pkg = mPackages.get(packageName); 18069 18070 allUsers = sUserManager.getUserIds(); 18071 18072 if (pkg != null && pkg.staticSharedLibName != null) { 18073 SharedLibraryEntry libEntry = getSharedLibraryEntryLPr(pkg.staticSharedLibName, 18074 pkg.staticSharedLibVersion); 18075 if (libEntry != null) { 18076 for (int currUserId : allUsers) { 18077 if (removeUser != UserHandle.USER_ALL && removeUser != currUserId) { 18078 continue; 18079 } 18080 List<VersionedPackage> libClientPackages = getPackagesUsingSharedLibraryLPr( 18081 libEntry.info, 0, currUserId); 18082 if (!ArrayUtils.isEmpty(libClientPackages)) { 18083 Slog.w(TAG, "Not removing package " + pkg.manifestPackageName 18084 + " hosting lib " + libEntry.info.getName() + " version " 18085 + libEntry.info.getVersion() + " used by " + libClientPackages 18086 + " for user " + currUserId); 18087 return PackageManager.DELETE_FAILED_USED_SHARED_LIBRARY; 18088 } 18089 } 18090 } 18091 } 18092 18093 info.origUsers = uninstalledPs.queryInstalledUsers(allUsers, true); 18094 } 18095 18096 final int freezeUser; 18097 if (isUpdatedSystemApp(uninstalledPs) 18098 && ((deleteFlags & PackageManager.DELETE_SYSTEM_APP) == 0)) { 18099 // We're downgrading a system app, which will apply to all users, so 18100 // freeze them all during the downgrade 18101 freezeUser = UserHandle.USER_ALL; 18102 } else { 18103 freezeUser = removeUser; 18104 } 18105 18106 synchronized (mInstallLock) { 18107 if (DEBUG_REMOVE) Slog.d(TAG, "deletePackageX: pkg=" + packageName + " user=" + userId); 18108 try (PackageFreezer freezer = freezePackageForDelete(packageName, freezeUser, 18109 deleteFlags, "deletePackageX")) { 18110 res = deletePackageLIF(packageName, UserHandle.of(removeUser), true, allUsers, 18111 deleteFlags | FLAGS_REMOVE_CHATTY, info, true, null); 18112 } 18113 synchronized (mPackages) { 18114 if (res) { 18115 if (pkg != null) { 18116 mInstantAppRegistry.onPackageUninstalledLPw(pkg, info.removedUsers); 18117 } 18118 updateSequenceNumberLP(uninstalledPs, info.removedUsers); 18119 updateInstantAppInstallerLocked(packageName); 18120 } 18121 } 18122 } 18123 18124 if (res) { 18125 final boolean killApp = (deleteFlags & PackageManager.DELETE_DONT_KILL_APP) == 0; 18126 info.sendPackageRemovedBroadcasts(killApp); 18127 info.sendSystemPackageUpdatedBroadcasts(); 18128 info.sendSystemPackageAppearedBroadcasts(); 18129 } 18130 // Force a gc here. 18131 Runtime.getRuntime().gc(); 18132 // Delete the resources here after sending the broadcast to let 18133 // other processes clean up before deleting resources. 18134 if (info.args != null) { 18135 synchronized (mInstallLock) { 18136 info.args.doPostDeleteLI(true); 18137 } 18138 } 18139 18140 return res ? PackageManager.DELETE_SUCCEEDED : PackageManager.DELETE_FAILED_INTERNAL_ERROR; 18141 } 18142 18143 static class PackageRemovedInfo { 18144 final PackageSender packageSender; 18145 String removedPackage; 18146 String installerPackageName; 18147 int uid = -1; 18148 int removedAppId = -1; 18149 int[] origUsers; 18150 int[] removedUsers = null; 18151 int[] broadcastUsers = null; 18152 SparseArray<Integer> installReasons; 18153 boolean isRemovedPackageSystemUpdate = false; 18154 boolean isUpdate; 18155 boolean dataRemoved; 18156 boolean removedForAllUsers; 18157 boolean isStaticSharedLib; 18158 // Clean up resources deleted packages. 18159 InstallArgs args = null; 18160 ArrayMap<String, PackageRemovedInfo> removedChildPackages; 18161 ArrayMap<String, PackageInstalledInfo> appearedChildPackages; 18162 18163 PackageRemovedInfo(PackageSender packageSender) { 18164 this.packageSender = packageSender; 18165 } 18166 18167 void sendPackageRemovedBroadcasts(boolean killApp) { 18168 sendPackageRemovedBroadcastInternal(killApp); 18169 final int childCount = removedChildPackages != null ? removedChildPackages.size() : 0; 18170 for (int i = 0; i < childCount; i++) { 18171 PackageRemovedInfo childInfo = removedChildPackages.valueAt(i); 18172 childInfo.sendPackageRemovedBroadcastInternal(killApp); 18173 } 18174 } 18175 18176 void sendSystemPackageUpdatedBroadcasts() { 18177 if (isRemovedPackageSystemUpdate) { 18178 sendSystemPackageUpdatedBroadcastsInternal(); 18179 final int childCount = (removedChildPackages != null) 18180 ? removedChildPackages.size() : 0; 18181 for (int i = 0; i < childCount; i++) { 18182 PackageRemovedInfo childInfo = removedChildPackages.valueAt(i); 18183 if (childInfo.isRemovedPackageSystemUpdate) { 18184 childInfo.sendSystemPackageUpdatedBroadcastsInternal(); 18185 } 18186 } 18187 } 18188 } 18189 18190 void sendSystemPackageAppearedBroadcasts() { 18191 final int packageCount = (appearedChildPackages != null) 18192 ? appearedChildPackages.size() : 0; 18193 for (int i = 0; i < packageCount; i++) { 18194 PackageInstalledInfo installedInfo = appearedChildPackages.valueAt(i); 18195 packageSender.sendPackageAddedForNewUsers(installedInfo.name, 18196 true /*sendBootCompleted*/, false /*startReceiver*/, 18197 UserHandle.getAppId(installedInfo.uid), installedInfo.newUsers); 18198 } 18199 } 18200 18201 private void sendSystemPackageUpdatedBroadcastsInternal() { 18202 Bundle extras = new Bundle(2); 18203 extras.putInt(Intent.EXTRA_UID, removedAppId >= 0 ? removedAppId : uid); 18204 extras.putBoolean(Intent.EXTRA_REPLACING, true); 18205 packageSender.sendPackageBroadcast(Intent.ACTION_PACKAGE_ADDED, 18206 removedPackage, extras, 0, null /*targetPackage*/, null, null); 18207 packageSender.sendPackageBroadcast(Intent.ACTION_PACKAGE_REPLACED, 18208 removedPackage, extras, 0, null /*targetPackage*/, null, null); 18209 packageSender.sendPackageBroadcast(Intent.ACTION_MY_PACKAGE_REPLACED, 18210 null, null, 0, removedPackage, null, null); 18211 if (installerPackageName != null) { 18212 packageSender.sendPackageBroadcast(Intent.ACTION_PACKAGE_ADDED, 18213 removedPackage, extras, 0 /*flags*/, 18214 installerPackageName, null, null); 18215 packageSender.sendPackageBroadcast(Intent.ACTION_PACKAGE_REPLACED, 18216 removedPackage, extras, 0 /*flags*/, 18217 installerPackageName, null, null); 18218 } 18219 } 18220 18221 private void sendPackageRemovedBroadcastInternal(boolean killApp) { 18222 // Don't send static shared library removal broadcasts as these 18223 // libs are visible only the the apps that depend on them an one 18224 // cannot remove the library if it has a dependency. 18225 if (isStaticSharedLib) { 18226 return; 18227 } 18228 Bundle extras = new Bundle(2); 18229 extras.putInt(Intent.EXTRA_UID, removedAppId >= 0 ? removedAppId : uid); 18230 extras.putBoolean(Intent.EXTRA_DATA_REMOVED, dataRemoved); 18231 extras.putBoolean(Intent.EXTRA_DONT_KILL_APP, !killApp); 18232 if (isUpdate || isRemovedPackageSystemUpdate) { 18233 extras.putBoolean(Intent.EXTRA_REPLACING, true); 18234 } 18235 extras.putBoolean(Intent.EXTRA_REMOVED_FOR_ALL_USERS, removedForAllUsers); 18236 if (removedPackage != null) { 18237 packageSender.sendPackageBroadcast(Intent.ACTION_PACKAGE_REMOVED, 18238 removedPackage, extras, 0, null /*targetPackage*/, null, broadcastUsers); 18239 if (installerPackageName != null) { 18240 packageSender.sendPackageBroadcast(Intent.ACTION_PACKAGE_REMOVED, 18241 removedPackage, extras, 0 /*flags*/, 18242 installerPackageName, null, broadcastUsers); 18243 } 18244 if (dataRemoved && !isRemovedPackageSystemUpdate) { 18245 packageSender.sendPackageBroadcast(Intent.ACTION_PACKAGE_FULLY_REMOVED, 18246 removedPackage, extras, 18247 Intent.FLAG_RECEIVER_INCLUDE_BACKGROUND, 18248 null, null, broadcastUsers); 18249 } 18250 } 18251 if (removedAppId >= 0) { 18252 packageSender.sendPackageBroadcast(Intent.ACTION_UID_REMOVED, 18253 null, extras, Intent.FLAG_RECEIVER_INCLUDE_BACKGROUND, 18254 null, null, broadcastUsers); 18255 } 18256 } 18257 18258 void populateUsers(int[] userIds, PackageSetting deletedPackageSetting) { 18259 removedUsers = userIds; 18260 if (removedUsers == null) { 18261 broadcastUsers = null; 18262 return; 18263 } 18264 18265 broadcastUsers = EMPTY_INT_ARRAY; 18266 for (int i = userIds.length - 1; i >= 0; --i) { 18267 final int userId = userIds[i]; 18268 if (deletedPackageSetting.getInstantApp(userId)) { 18269 continue; 18270 } 18271 broadcastUsers = ArrayUtils.appendInt(broadcastUsers, userId); 18272 } 18273 } 18274 } 18275 18276 /* 18277 * This method deletes the package from internal data structures. If the DONT_DELETE_DATA 18278 * flag is not set, the data directory is removed as well. 18279 * make sure this flag is set for partially installed apps. If not its meaningless to 18280 * delete a partially installed application. 18281 */ 18282 private void removePackageDataLIF(PackageSetting ps, int[] allUserHandles, 18283 PackageRemovedInfo outInfo, int flags, boolean writeSettings) { 18284 String packageName = ps.name; 18285 if (DEBUG_REMOVE) Slog.d(TAG, "removePackageDataLI: " + ps); 18286 // Retrieve object to delete permissions for shared user later on 18287 final PackageParser.Package deletedPkg; 18288 final PackageSetting deletedPs; 18289 // reader 18290 synchronized (mPackages) { 18291 deletedPkg = mPackages.get(packageName); 18292 deletedPs = mSettings.mPackages.get(packageName); 18293 if (outInfo != null) { 18294 outInfo.removedPackage = packageName; 18295 outInfo.installerPackageName = ps.installerPackageName; 18296 outInfo.isStaticSharedLib = deletedPkg != null 18297 && deletedPkg.staticSharedLibName != null; 18298 outInfo.populateUsers(deletedPs == null ? null 18299 : deletedPs.queryInstalledUsers(sUserManager.getUserIds(), true), deletedPs); 18300 } 18301 } 18302 18303 removePackageLI(ps, (flags & FLAGS_REMOVE_CHATTY) != 0); 18304 18305 if ((flags & PackageManager.DELETE_KEEP_DATA) == 0) { 18306 final PackageParser.Package resolvedPkg; 18307 if (deletedPkg != null) { 18308 resolvedPkg = deletedPkg; 18309 } else { 18310 // We don't have a parsed package when it lives on an ejected 18311 // adopted storage device, so fake something together 18312 resolvedPkg = new PackageParser.Package(ps.name); 18313 resolvedPkg.setVolumeUuid(ps.volumeUuid); 18314 } 18315 destroyAppDataLIF(resolvedPkg, UserHandle.USER_ALL, 18316 StorageManager.FLAG_STORAGE_DE | StorageManager.FLAG_STORAGE_CE); 18317 destroyAppProfilesLIF(resolvedPkg, UserHandle.USER_ALL); 18318 if (outInfo != null) { 18319 outInfo.dataRemoved = true; 18320 } 18321 schedulePackageCleaning(packageName, UserHandle.USER_ALL, true); 18322 } 18323 18324 int removedAppId = -1; 18325 18326 // writer 18327 synchronized (mPackages) { 18328 boolean installedStateChanged = false; 18329 if (deletedPs != null) { 18330 if ((flags&PackageManager.DELETE_KEEP_DATA) == 0) { 18331 clearIntentFilterVerificationsLPw(deletedPs.name, UserHandle.USER_ALL); 18332 clearDefaultBrowserIfNeeded(packageName); 18333 mSettings.mKeySetManagerService.removeAppKeySetDataLPw(packageName); 18334 removedAppId = mSettings.removePackageLPw(packageName); 18335 if (outInfo != null) { 18336 outInfo.removedAppId = removedAppId; 18337 } 18338 updatePermissionsLPw(deletedPs.name, null, 0); 18339 if (deletedPs.sharedUser != null) { 18340 // Remove permissions associated with package. Since runtime 18341 // permissions are per user we have to kill the removed package 18342 // or packages running under the shared user of the removed 18343 // package if revoking the permissions requested only by the removed 18344 // package is successful and this causes a change in gids. 18345 for (int userId : UserManagerService.getInstance().getUserIds()) { 18346 final int userIdToKill = mSettings.updateSharedUserPermsLPw(deletedPs, 18347 userId); 18348 if (userIdToKill == UserHandle.USER_ALL 18349 || userIdToKill >= UserHandle.USER_SYSTEM) { 18350 // If gids changed for this user, kill all affected packages. 18351 mHandler.post(new Runnable() { 18352 @Override 18353 public void run() { 18354 // This has to happen with no lock held. 18355 killApplication(deletedPs.name, deletedPs.appId, 18356 KILL_APP_REASON_GIDS_CHANGED); 18357 } 18358 }); 18359 break; 18360 } 18361 } 18362 } 18363 clearPackagePreferredActivitiesLPw(deletedPs.name, UserHandle.USER_ALL); 18364 } 18365 // make sure to preserve per-user disabled state if this removal was just 18366 // a downgrade of a system app to the factory package 18367 if (allUserHandles != null && outInfo != null && outInfo.origUsers != null) { 18368 if (DEBUG_REMOVE) { 18369 Slog.d(TAG, "Propagating install state across downgrade"); 18370 } 18371 for (int userId : allUserHandles) { 18372 final boolean installed = ArrayUtils.contains(outInfo.origUsers, userId); 18373 if (DEBUG_REMOVE) { 18374 Slog.d(TAG, " user " + userId + " => " + installed); 18375 } 18376 if (installed != ps.getInstalled(userId)) { 18377 installedStateChanged = true; 18378 } 18379 ps.setInstalled(installed, userId); 18380 } 18381 } 18382 } 18383 // can downgrade to reader 18384 if (writeSettings) { 18385 // Save settings now 18386 mSettings.writeLPr(); 18387 } 18388 if (installedStateChanged) { 18389 mSettings.writeKernelMappingLPr(ps); 18390 } 18391 } 18392 if (removedAppId != -1) { 18393 // A user ID was deleted here. Go through all users and remove it 18394 // from KeyStore. 18395 removeKeystoreDataIfNeeded(UserHandle.USER_ALL, removedAppId); 18396 } 18397 } 18398 18399 static boolean locationIsPrivileged(File path) { 18400 try { 18401 final String privilegedAppDir = new File(Environment.getRootDirectory(), "priv-app") 18402 .getCanonicalPath(); 18403 return path.getCanonicalPath().startsWith(privilegedAppDir); 18404 } catch (IOException e) { 18405 Slog.e(TAG, "Unable to access code path " + path); 18406 } 18407 return false; 18408 } 18409 18410 static boolean locationIsOem(File path) { 18411 try { 18412 return path.getCanonicalPath().startsWith( 18413 Environment.getOemDirectory().getCanonicalPath()); 18414 } catch (IOException e) { 18415 Slog.e(TAG, "Unable to access code path " + path); 18416 } 18417 return false; 18418 } 18419 18420 /* 18421 * Tries to delete system package. 18422 */ 18423 private boolean deleteSystemPackageLIF(PackageParser.Package deletedPkg, 18424 PackageSetting deletedPs, int[] allUserHandles, int flags, PackageRemovedInfo outInfo, 18425 boolean writeSettings) { 18426 if (deletedPs.parentPackageName != null) { 18427 Slog.w(TAG, "Attempt to delete child system package " + deletedPkg.packageName); 18428 return false; 18429 } 18430 18431 final boolean applyUserRestrictions 18432 = (allUserHandles != null) && (outInfo.origUsers != null); 18433 final PackageSetting disabledPs; 18434 // Confirm if the system package has been updated 18435 // An updated system app can be deleted. This will also have to restore 18436 // the system pkg from system partition 18437 // reader 18438 synchronized (mPackages) { 18439 disabledPs = mSettings.getDisabledSystemPkgLPr(deletedPs.name); 18440 } 18441 18442 if (DEBUG_REMOVE) Slog.d(TAG, "deleteSystemPackageLI: newPs=" + deletedPkg.packageName 18443 + " disabledPs=" + disabledPs); 18444 18445 if (disabledPs == null) { 18446 Slog.w(TAG, "Attempt to delete unknown system package "+ deletedPkg.packageName); 18447 return false; 18448 } else if (DEBUG_REMOVE) { 18449 Slog.d(TAG, "Deleting system pkg from data partition"); 18450 } 18451 18452 if (DEBUG_REMOVE) { 18453 if (applyUserRestrictions) { 18454 Slog.d(TAG, "Remembering install states:"); 18455 for (int userId : allUserHandles) { 18456 final boolean finstalled = ArrayUtils.contains(outInfo.origUsers, userId); 18457 Slog.d(TAG, " u=" + userId + " inst=" + finstalled); 18458 } 18459 } 18460 } 18461 18462 // Delete the updated package 18463 outInfo.isRemovedPackageSystemUpdate = true; 18464 if (outInfo.removedChildPackages != null) { 18465 final int childCount = (deletedPs.childPackageNames != null) 18466 ? deletedPs.childPackageNames.size() : 0; 18467 for (int i = 0; i < childCount; i++) { 18468 String childPackageName = deletedPs.childPackageNames.get(i); 18469 if (disabledPs.childPackageNames != null && disabledPs.childPackageNames 18470 .contains(childPackageName)) { 18471 PackageRemovedInfo childInfo = outInfo.removedChildPackages.get( 18472 childPackageName); 18473 if (childInfo != null) { 18474 childInfo.isRemovedPackageSystemUpdate = true; 18475 } 18476 } 18477 } 18478 } 18479 18480 if (disabledPs.versionCode < deletedPs.versionCode) { 18481 // Delete data for downgrades 18482 flags &= ~PackageManager.DELETE_KEEP_DATA; 18483 } else { 18484 // Preserve data by setting flag 18485 flags |= PackageManager.DELETE_KEEP_DATA; 18486 } 18487 18488 boolean ret = deleteInstalledPackageLIF(deletedPs, true, flags, allUserHandles, 18489 outInfo, writeSettings, disabledPs.pkg); 18490 if (!ret) { 18491 return false; 18492 } 18493 18494 // writer 18495 synchronized (mPackages) { 18496 // NOTE: The system package always needs to be enabled; even if it's for 18497 // a compressed stub. If we don't, installing the system package fails 18498 // during scan [scanning checks the disabled packages]. We will reverse 18499 // this later, after we've "installed" the stub. 18500 // Reinstate the old system package 18501 enableSystemPackageLPw(disabledPs.pkg); 18502 // Remove any native libraries from the upgraded package. 18503 removeNativeBinariesLI(deletedPs); 18504 } 18505 18506 // Install the system package 18507 if (DEBUG_REMOVE) Slog.d(TAG, "Re-installing system package: " + disabledPs); 18508 try { 18509 installPackageFromSystemLIF(disabledPs.codePath, false /*isPrivileged*/, allUserHandles, 18510 outInfo.origUsers, deletedPs.getPermissionsState(), writeSettings); 18511 } catch (PackageManagerException e) { 18512 Slog.w(TAG, "Failed to restore system package:" + deletedPkg.packageName + ": " 18513 + e.getMessage()); 18514 return false; 18515 } finally { 18516 if (disabledPs.pkg.isStub) { 18517 mSettings.disableSystemPackageLPw(disabledPs.name, true /*replaced*/); 18518 } 18519 } 18520 return true; 18521 } 18522 18523 /** 18524 * Installs a package that's already on the system partition. 18525 */ 18526 private PackageParser.Package installPackageFromSystemLIF(@NonNull File codePath, 18527 boolean isPrivileged, @Nullable int[] allUserHandles, @Nullable int[] origUserHandles, 18528 @Nullable PermissionsState origPermissionState, boolean writeSettings) 18529 throws PackageManagerException { 18530 int parseFlags = mDefParseFlags 18531 | PackageParser.PARSE_MUST_BE_APK 18532 | PackageParser.PARSE_IS_SYSTEM 18533 | PackageParser.PARSE_IS_SYSTEM_DIR; 18534 if (isPrivileged || locationIsPrivileged(codePath)) { 18535 parseFlags |= PackageParser.PARSE_IS_PRIVILEGED; 18536 } 18537 if (locationIsOem(codePath)) { 18538 parseFlags |= PackageParser.PARSE_IS_OEM; 18539 } 18540 18541 final PackageParser.Package newPkg = 18542 scanPackageTracedLI(codePath, parseFlags, 0 /*scanFlags*/, 0 /*currentTime*/, null); 18543 18544 try { 18545 // update shared libraries for the newly re-installed system package 18546 updateSharedLibrariesLPr(newPkg, null); 18547 } catch (PackageManagerException e) { 18548 Slog.e(TAG, "updateAllSharedLibrariesLPw failed: " + e.getMessage()); 18549 } 18550 18551 prepareAppDataAfterInstallLIF(newPkg); 18552 18553 // writer 18554 synchronized (mPackages) { 18555 PackageSetting ps = mSettings.mPackages.get(newPkg.packageName); 18556 18557 // Propagate the permissions state as we do not want to drop on the floor 18558 // runtime permissions. The update permissions method below will take 18559 // care of removing obsolete permissions and grant install permissions. 18560 if (origPermissionState != null) { 18561 ps.getPermissionsState().copyFrom(origPermissionState); 18562 } 18563 updatePermissionsLPw(newPkg.packageName, newPkg, 18564 UPDATE_PERMISSIONS_ALL | UPDATE_PERMISSIONS_REPLACE_PKG); 18565 18566 final boolean applyUserRestrictions 18567 = (allUserHandles != null) && (origUserHandles != null); 18568 if (applyUserRestrictions) { 18569 boolean installedStateChanged = false; 18570 if (DEBUG_REMOVE) { 18571 Slog.d(TAG, "Propagating install state across reinstall"); 18572 } 18573 for (int userId : allUserHandles) { 18574 final boolean installed = ArrayUtils.contains(origUserHandles, userId); 18575 if (DEBUG_REMOVE) { 18576 Slog.d(TAG, " user " + userId + " => " + installed); 18577 } 18578 if (installed != ps.getInstalled(userId)) { 18579 installedStateChanged = true; 18580 } 18581 ps.setInstalled(installed, userId); 18582 18583 mSettings.writeRuntimePermissionsForUserLPr(userId, false); 18584 } 18585 // Regardless of writeSettings we need to ensure that this restriction 18586 // state propagation is persisted 18587 mSettings.writeAllUsersPackageRestrictionsLPr(); 18588 if (installedStateChanged) { 18589 mSettings.writeKernelMappingLPr(ps); 18590 } 18591 } 18592 // can downgrade to reader here 18593 if (writeSettings) { 18594 mSettings.writeLPr(); 18595 } 18596 } 18597 return newPkg; 18598 } 18599 18600 private boolean deleteInstalledPackageLIF(PackageSetting ps, 18601 boolean deleteCodeAndResources, int flags, int[] allUserHandles, 18602 PackageRemovedInfo outInfo, boolean writeSettings, 18603 PackageParser.Package replacingPackage) { 18604 synchronized (mPackages) { 18605 if (outInfo != null) { 18606 outInfo.uid = ps.appId; 18607 } 18608 18609 if (outInfo != null && outInfo.removedChildPackages != null) { 18610 final int childCount = (ps.childPackageNames != null) 18611 ? ps.childPackageNames.size() : 0; 18612 for (int i = 0; i < childCount; i++) { 18613 String childPackageName = ps.childPackageNames.get(i); 18614 PackageSetting childPs = mSettings.mPackages.get(childPackageName); 18615 if (childPs == null) { 18616 return false; 18617 } 18618 PackageRemovedInfo childInfo = outInfo.removedChildPackages.get( 18619 childPackageName); 18620 if (childInfo != null) { 18621 childInfo.uid = childPs.appId; 18622 } 18623 } 18624 } 18625 } 18626 18627 // Delete package data from internal structures and also remove data if flag is set 18628 removePackageDataLIF(ps, allUserHandles, outInfo, flags, writeSettings); 18629 18630 // Delete the child packages data 18631 final int childCount = (ps.childPackageNames != null) ? ps.childPackageNames.size() : 0; 18632 for (int i = 0; i < childCount; i++) { 18633 PackageSetting childPs; 18634 synchronized (mPackages) { 18635 childPs = mSettings.getPackageLPr(ps.childPackageNames.get(i)); 18636 } 18637 if (childPs != null) { 18638 PackageRemovedInfo childOutInfo = (outInfo != null 18639 && outInfo.removedChildPackages != null) 18640 ? outInfo.removedChildPackages.get(childPs.name) : null; 18641 final int deleteFlags = (flags & DELETE_KEEP_DATA) != 0 18642 && (replacingPackage != null 18643 && !replacingPackage.hasChildPackage(childPs.name)) 18644 ? flags & ~DELETE_KEEP_DATA : flags; 18645 removePackageDataLIF(childPs, allUserHandles, childOutInfo, 18646 deleteFlags, writeSettings); 18647 } 18648 } 18649 18650 // Delete application code and resources only for parent packages 18651 if (ps.parentPackageName == null) { 18652 if (deleteCodeAndResources && (outInfo != null)) { 18653 outInfo.args = createInstallArgsForExisting(packageFlagsToInstallFlags(ps), 18654 ps.codePathString, ps.resourcePathString, getAppDexInstructionSets(ps)); 18655 if (DEBUG_SD_INSTALL) Slog.i(TAG, "args=" + outInfo.args); 18656 } 18657 } 18658 18659 return true; 18660 } 18661 18662 @Override 18663 public boolean setBlockUninstallForUser(String packageName, boolean blockUninstall, 18664 int userId) { 18665 mContext.enforceCallingOrSelfPermission( 18666 android.Manifest.permission.DELETE_PACKAGES, null); 18667 synchronized (mPackages) { 18668 // Cannot block uninstall of static shared libs as they are 18669 // considered a part of the using app (emulating static linking). 18670 // Also static libs are installed always on internal storage. 18671 PackageParser.Package pkg = mPackages.get(packageName); 18672 if (pkg != null && pkg.staticSharedLibName != null) { 18673 Slog.w(TAG, "Cannot block uninstall of package: " + packageName 18674 + " providing static shared library: " + pkg.staticSharedLibName); 18675 return false; 18676 } 18677 mSettings.setBlockUninstallLPw(userId, packageName, blockUninstall); 18678 mSettings.writePackageRestrictionsLPr(userId); 18679 } 18680 return true; 18681 } 18682 18683 @Override 18684 public boolean getBlockUninstallForUser(String packageName, int userId) { 18685 synchronized (mPackages) { 18686 final PackageSetting ps = mSettings.mPackages.get(packageName); 18687 if (ps == null || filterAppAccessLPr(ps, Binder.getCallingUid(), userId)) { 18688 return false; 18689 } 18690 return mSettings.getBlockUninstallLPr(userId, packageName); 18691 } 18692 } 18693 18694 @Override 18695 public boolean setRequiredForSystemUser(String packageName, boolean systemUserApp) { 18696 enforceSystemOrRoot("setRequiredForSystemUser can only be run by the system or root"); 18697 synchronized (mPackages) { 18698 PackageSetting ps = mSettings.mPackages.get(packageName); 18699 if (ps == null) { 18700 Log.w(TAG, "Package doesn't exist: " + packageName); 18701 return false; 18702 } 18703 if (systemUserApp) { 18704 ps.pkgPrivateFlags |= ApplicationInfo.PRIVATE_FLAG_REQUIRED_FOR_SYSTEM_USER; 18705 } else { 18706 ps.pkgPrivateFlags &= ~ApplicationInfo.PRIVATE_FLAG_REQUIRED_FOR_SYSTEM_USER; 18707 } 18708 mSettings.writeLPr(); 18709 } 18710 return true; 18711 } 18712 18713 /* 18714 * This method handles package deletion in general 18715 */ 18716 private boolean deletePackageLIF(String packageName, UserHandle user, 18717 boolean deleteCodeAndResources, int[] allUserHandles, int flags, 18718 PackageRemovedInfo outInfo, boolean writeSettings, 18719 PackageParser.Package replacingPackage) { 18720 if (packageName == null) { 18721 Slog.w(TAG, "Attempt to delete null packageName."); 18722 return false; 18723 } 18724 18725 if (DEBUG_REMOVE) Slog.d(TAG, "deletePackageLI: " + packageName + " user " + user); 18726 18727 PackageSetting ps; 18728 synchronized (mPackages) { 18729 ps = mSettings.mPackages.get(packageName); 18730 if (ps == null) { 18731 Slog.w(TAG, "Package named '" + packageName + "' doesn't exist."); 18732 return false; 18733 } 18734 18735 if (ps.parentPackageName != null && (!isSystemApp(ps) 18736 || (flags & PackageManager.DELETE_SYSTEM_APP) != 0)) { 18737 if (DEBUG_REMOVE) { 18738 Slog.d(TAG, "Uninstalled child package:" + packageName + " for user:" 18739 + ((user == null) ? UserHandle.USER_ALL : user)); 18740 } 18741 final int removedUserId = (user != null) ? user.getIdentifier() 18742 : UserHandle.USER_ALL; 18743 if (!clearPackageStateForUserLIF(ps, removedUserId, outInfo)) { 18744 return false; 18745 } 18746 markPackageUninstalledForUserLPw(ps, user); 18747 scheduleWritePackageRestrictionsLocked(user); 18748 return true; 18749 } 18750 } 18751 18752 if (((!isSystemApp(ps) || (flags&PackageManager.DELETE_SYSTEM_APP) != 0) && user != null 18753 && user.getIdentifier() != UserHandle.USER_ALL)) { 18754 // The caller is asking that the package only be deleted for a single 18755 // user. To do this, we just mark its uninstalled state and delete 18756 // its data. If this is a system app, we only allow this to happen if 18757 // they have set the special DELETE_SYSTEM_APP which requests different 18758 // semantics than normal for uninstalling system apps. 18759 markPackageUninstalledForUserLPw(ps, user); 18760 18761 if (!isSystemApp(ps)) { 18762 // Do not uninstall the APK if an app should be cached 18763 boolean keepUninstalledPackage = shouldKeepUninstalledPackageLPr(packageName); 18764 if (ps.isAnyInstalled(sUserManager.getUserIds()) || keepUninstalledPackage) { 18765 // Other user still have this package installed, so all 18766 // we need to do is clear this user's data and save that 18767 // it is uninstalled. 18768 if (DEBUG_REMOVE) Slog.d(TAG, "Still installed by other users"); 18769 if (!clearPackageStateForUserLIF(ps, user.getIdentifier(), outInfo)) { 18770 return false; 18771 } 18772 scheduleWritePackageRestrictionsLocked(user); 18773 return true; 18774 } else { 18775 // We need to set it back to 'installed' so the uninstall 18776 // broadcasts will be sent correctly. 18777 if (DEBUG_REMOVE) Slog.d(TAG, "Not installed by other users, full delete"); 18778 ps.setInstalled(true, user.getIdentifier()); 18779 mSettings.writeKernelMappingLPr(ps); 18780 } 18781 } else { 18782 // This is a system app, so we assume that the 18783 // other users still have this package installed, so all 18784 // we need to do is clear this user's data and save that 18785 // it is uninstalled. 18786 if (DEBUG_REMOVE) Slog.d(TAG, "Deleting system app"); 18787 if (!clearPackageStateForUserLIF(ps, user.getIdentifier(), outInfo)) { 18788 return false; 18789 } 18790 scheduleWritePackageRestrictionsLocked(user); 18791 return true; 18792 } 18793 } 18794 18795 // If we are deleting a composite package for all users, keep track 18796 // of result for each child. 18797 if (ps.childPackageNames != null && outInfo != null) { 18798 synchronized (mPackages) { 18799 final int childCount = ps.childPackageNames.size(); 18800 outInfo.removedChildPackages = new ArrayMap<>(childCount); 18801 for (int i = 0; i < childCount; i++) { 18802 String childPackageName = ps.childPackageNames.get(i); 18803 PackageRemovedInfo childInfo = new PackageRemovedInfo(this); 18804 childInfo.removedPackage = childPackageName; 18805 childInfo.installerPackageName = ps.installerPackageName; 18806 outInfo.removedChildPackages.put(childPackageName, childInfo); 18807 PackageSetting childPs = mSettings.getPackageLPr(childPackageName); 18808 if (childPs != null) { 18809 childInfo.origUsers = childPs.queryInstalledUsers(allUserHandles, true); 18810 } 18811 } 18812 } 18813 } 18814 18815 boolean ret = false; 18816 if (isSystemApp(ps)) { 18817 if (DEBUG_REMOVE) Slog.d(TAG, "Removing system package: " + ps.name); 18818 // When an updated system application is deleted we delete the existing resources 18819 // as well and fall back to existing code in system partition 18820 ret = deleteSystemPackageLIF(ps.pkg, ps, allUserHandles, flags, outInfo, writeSettings); 18821 } else { 18822 if (DEBUG_REMOVE) Slog.d(TAG, "Removing non-system package: " + ps.name); 18823 ret = deleteInstalledPackageLIF(ps, deleteCodeAndResources, flags, allUserHandles, 18824 outInfo, writeSettings, replacingPackage); 18825 } 18826 18827 // Take a note whether we deleted the package for all users 18828 if (outInfo != null) { 18829 outInfo.removedForAllUsers = mPackages.get(ps.name) == null; 18830 if (outInfo.removedChildPackages != null) { 18831 synchronized (mPackages) { 18832 final int childCount = outInfo.removedChildPackages.size(); 18833 for (int i = 0; i < childCount; i++) { 18834 PackageRemovedInfo childInfo = outInfo.removedChildPackages.valueAt(i); 18835 if (childInfo != null) { 18836 childInfo.removedForAllUsers = mPackages.get( 18837 childInfo.removedPackage) == null; 18838 } 18839 } 18840 } 18841 } 18842 // If we uninstalled an update to a system app there may be some 18843 // child packages that appeared as they are declared in the system 18844 // app but were not declared in the update. 18845 if (isSystemApp(ps)) { 18846 synchronized (mPackages) { 18847 PackageSetting updatedPs = mSettings.getPackageLPr(ps.name); 18848 final int childCount = (updatedPs.childPackageNames != null) 18849 ? updatedPs.childPackageNames.size() : 0; 18850 for (int i = 0; i < childCount; i++) { 18851 String childPackageName = updatedPs.childPackageNames.get(i); 18852 if (outInfo.removedChildPackages == null 18853 || outInfo.removedChildPackages.indexOfKey(childPackageName) < 0) { 18854 PackageSetting childPs = mSettings.getPackageLPr(childPackageName); 18855 if (childPs == null) { 18856 continue; 18857 } 18858 PackageInstalledInfo installRes = new PackageInstalledInfo(); 18859 installRes.name = childPackageName; 18860 installRes.newUsers = childPs.queryInstalledUsers(allUserHandles, true); 18861 installRes.pkg = mPackages.get(childPackageName); 18862 installRes.uid = childPs.pkg.applicationInfo.uid; 18863 if (outInfo.appearedChildPackages == null) { 18864 outInfo.appearedChildPackages = new ArrayMap<>(); 18865 } 18866 outInfo.appearedChildPackages.put(childPackageName, installRes); 18867 } 18868 } 18869 } 18870 } 18871 } 18872 18873 return ret; 18874 } 18875 18876 private void markPackageUninstalledForUserLPw(PackageSetting ps, UserHandle user) { 18877 final int[] userIds = (user == null || user.getIdentifier() == UserHandle.USER_ALL) 18878 ? sUserManager.getUserIds() : new int[] {user.getIdentifier()}; 18879 for (int nextUserId : userIds) { 18880 if (DEBUG_REMOVE) { 18881 Slog.d(TAG, "Marking package:" + ps.name + " uninstalled for user:" + nextUserId); 18882 } 18883 ps.setUserState(nextUserId, 0, COMPONENT_ENABLED_STATE_DEFAULT, 18884 false /*installed*/, 18885 true /*stopped*/, 18886 true /*notLaunched*/, 18887 false /*hidden*/, 18888 false /*suspended*/, 18889 false /*instantApp*/, 18890 false /*virtualPreload*/, 18891 null /*lastDisableAppCaller*/, 18892 null /*enabledComponents*/, 18893 null /*disabledComponents*/, 18894 ps.readUserState(nextUserId).domainVerificationStatus, 18895 0, PackageManager.INSTALL_REASON_UNKNOWN); 18896 } 18897 mSettings.writeKernelMappingLPr(ps); 18898 } 18899 18900 private boolean clearPackageStateForUserLIF(PackageSetting ps, int userId, 18901 PackageRemovedInfo outInfo) { 18902 final PackageParser.Package pkg; 18903 synchronized (mPackages) { 18904 pkg = mPackages.get(ps.name); 18905 } 18906 18907 final int[] userIds = (userId == UserHandle.USER_ALL) ? sUserManager.getUserIds() 18908 : new int[] {userId}; 18909 for (int nextUserId : userIds) { 18910 if (DEBUG_REMOVE) { 18911 Slog.d(TAG, "Updating package:" + ps.name + " install state for user:" 18912 + nextUserId); 18913 } 18914 18915 destroyAppDataLIF(pkg, userId, 18916 StorageManager.FLAG_STORAGE_DE | StorageManager.FLAG_STORAGE_CE); 18917 destroyAppProfilesLIF(pkg, userId); 18918 clearDefaultBrowserIfNeededForUser(ps.name, userId); 18919 removeKeystoreDataIfNeeded(nextUserId, ps.appId); 18920 schedulePackageCleaning(ps.name, nextUserId, false); 18921 synchronized (mPackages) { 18922 if (clearPackagePreferredActivitiesLPw(ps.name, nextUserId)) { 18923 scheduleWritePackageRestrictionsLocked(nextUserId); 18924 } 18925 resetUserChangesToRuntimePermissionsAndFlagsLPw(ps, nextUserId); 18926 } 18927 } 18928 18929 if (outInfo != null) { 18930 outInfo.removedPackage = ps.name; 18931 outInfo.installerPackageName = ps.installerPackageName; 18932 outInfo.isStaticSharedLib = pkg != null && pkg.staticSharedLibName != null; 18933 outInfo.removedAppId = ps.appId; 18934 outInfo.removedUsers = userIds; 18935 outInfo.broadcastUsers = userIds; 18936 } 18937 18938 return true; 18939 } 18940 18941 private final class ClearStorageConnection implements ServiceConnection { 18942 IMediaContainerService mContainerService; 18943 18944 @Override 18945 public void onServiceConnected(ComponentName name, IBinder service) { 18946 synchronized (this) { 18947 mContainerService = IMediaContainerService.Stub 18948 .asInterface(Binder.allowBlocking(service)); 18949 notifyAll(); 18950 } 18951 } 18952 18953 @Override 18954 public void onServiceDisconnected(ComponentName name) { 18955 } 18956 } 18957 18958 private void clearExternalStorageDataSync(String packageName, int userId, boolean allData) { 18959 if (DEFAULT_CONTAINER_PACKAGE.equals(packageName)) return; 18960 18961 final boolean mounted; 18962 if (Environment.isExternalStorageEmulated()) { 18963 mounted = true; 18964 } else { 18965 final String status = Environment.getExternalStorageState(); 18966 18967 mounted = status.equals(Environment.MEDIA_MOUNTED) 18968 || status.equals(Environment.MEDIA_MOUNTED_READ_ONLY); 18969 } 18970 18971 if (!mounted) { 18972 return; 18973 } 18974 18975 final Intent containerIntent = new Intent().setComponent(DEFAULT_CONTAINER_COMPONENT); 18976 int[] users; 18977 if (userId == UserHandle.USER_ALL) { 18978 users = sUserManager.getUserIds(); 18979 } else { 18980 users = new int[] { userId }; 18981 } 18982 final ClearStorageConnection conn = new ClearStorageConnection(); 18983 if (mContext.bindServiceAsUser( 18984 containerIntent, conn, Context.BIND_AUTO_CREATE, UserHandle.SYSTEM)) { 18985 try { 18986 for (int curUser : users) { 18987 long timeout = SystemClock.uptimeMillis() + 5000; 18988 synchronized (conn) { 18989 long now; 18990 while (conn.mContainerService == null && 18991 (now = SystemClock.uptimeMillis()) < timeout) { 18992 try { 18993 conn.wait(timeout - now); 18994 } catch (InterruptedException e) { 18995 } 18996 } 18997 } 18998 if (conn.mContainerService == null) { 18999 return; 19000 } 19001 19002 final UserEnvironment userEnv = new UserEnvironment(curUser); 19003 clearDirectory(conn.mContainerService, 19004 userEnv.buildExternalStorageAppCacheDirs(packageName)); 19005 if (allData) { 19006 clearDirectory(conn.mContainerService, 19007 userEnv.buildExternalStorageAppDataDirs(packageName)); 19008 clearDirectory(conn.mContainerService, 19009 userEnv.buildExternalStorageAppMediaDirs(packageName)); 19010 } 19011 } 19012 } finally { 19013 mContext.unbindService(conn); 19014 } 19015 } 19016 } 19017 19018 @Override 19019 public void clearApplicationProfileData(String packageName) { 19020 enforceSystemOrRoot("Only the system can clear all profile data"); 19021 19022 final PackageParser.Package pkg; 19023 synchronized (mPackages) { 19024 pkg = mPackages.get(packageName); 19025 } 19026 19027 try (PackageFreezer freezer = freezePackage(packageName, "clearApplicationProfileData")) { 19028 synchronized (mInstallLock) { 19029 clearAppProfilesLIF(pkg, UserHandle.USER_ALL); 19030 } 19031 } 19032 } 19033 19034 @Override 19035 public void clearApplicationUserData(final String packageName, 19036 final IPackageDataObserver observer, final int userId) { 19037 mContext.enforceCallingOrSelfPermission( 19038 android.Manifest.permission.CLEAR_APP_USER_DATA, null); 19039 19040 final int callingUid = Binder.getCallingUid(); 19041 mPermissionManager.enforceCrossUserPermission(callingUid, userId, 19042 true /* requireFullPermission */, false /* checkShell */, "clear application data"); 19043 19044 final PackageSetting ps = mSettings.getPackageLPr(packageName); 19045 final boolean filterApp = (ps != null && filterAppAccessLPr(ps, callingUid, userId)); 19046 if (!filterApp && mProtectedPackages.isPackageDataProtected(userId, packageName)) { 19047 throw new SecurityException("Cannot clear data for a protected package: " 19048 + packageName); 19049 } 19050 // Queue up an async operation since the package deletion may take a little while. 19051 mHandler.post(new Runnable() { 19052 public void run() { 19053 mHandler.removeCallbacks(this); 19054 final boolean succeeded; 19055 if (!filterApp) { 19056 try (PackageFreezer freezer = freezePackage(packageName, 19057 "clearApplicationUserData")) { 19058 synchronized (mInstallLock) { 19059 succeeded = clearApplicationUserDataLIF(packageName, userId); 19060 } 19061 clearExternalStorageDataSync(packageName, userId, true); 19062 synchronized (mPackages) { 19063 mInstantAppRegistry.deleteInstantApplicationMetadataLPw( 19064 packageName, userId); 19065 } 19066 } 19067 if (succeeded) { 19068 // invoke DeviceStorageMonitor's update method to clear any notifications 19069 DeviceStorageMonitorInternal dsm = LocalServices 19070 .getService(DeviceStorageMonitorInternal.class); 19071 if (dsm != null) { 19072 dsm.checkMemory(); 19073 } 19074 } 19075 } else { 19076 succeeded = false; 19077 } 19078 if (observer != null) { 19079 try { 19080 observer.onRemoveCompleted(packageName, succeeded); 19081 } catch (RemoteException e) { 19082 Log.i(TAG, "Observer no longer exists."); 19083 } 19084 } //end if observer 19085 } //end run 19086 }); 19087 } 19088 19089 private boolean clearApplicationUserDataLIF(String packageName, int userId) { 19090 if (packageName == null) { 19091 Slog.w(TAG, "Attempt to delete null packageName."); 19092 return false; 19093 } 19094 19095 // Try finding details about the requested package 19096 PackageParser.Package pkg; 19097 synchronized (mPackages) { 19098 pkg = mPackages.get(packageName); 19099 if (pkg == null) { 19100 final PackageSetting ps = mSettings.mPackages.get(packageName); 19101 if (ps != null) { 19102 pkg = ps.pkg; 19103 } 19104 } 19105 19106 if (pkg == null) { 19107 Slog.w(TAG, "Package named '" + packageName + "' doesn't exist."); 19108 return false; 19109 } 19110 19111 PackageSetting ps = (PackageSetting) pkg.mExtras; 19112 resetUserChangesToRuntimePermissionsAndFlagsLPw(ps, userId); 19113 } 19114 19115 clearAppDataLIF(pkg, userId, 19116 StorageManager.FLAG_STORAGE_DE | StorageManager.FLAG_STORAGE_CE); 19117 19118 final int appId = UserHandle.getAppId(pkg.applicationInfo.uid); 19119 removeKeystoreDataIfNeeded(userId, appId); 19120 19121 UserManagerInternal umInternal = getUserManagerInternal(); 19122 final int flags; 19123 if (umInternal.isUserUnlockingOrUnlocked(userId)) { 19124 flags = StorageManager.FLAG_STORAGE_DE | StorageManager.FLAG_STORAGE_CE; 19125 } else if (umInternal.isUserRunning(userId)) { 19126 flags = StorageManager.FLAG_STORAGE_DE; 19127 } else { 19128 flags = 0; 19129 } 19130 prepareAppDataContentsLIF(pkg, userId, flags); 19131 19132 return true; 19133 } 19134 19135 /** 19136 * Reverts user permission state changes (permissions and flags) in 19137 * all packages for a given user. 19138 * 19139 * @param userId The device user for which to do a reset. 19140 */ 19141 private void resetUserChangesToRuntimePermissionsAndFlagsLPw(int userId) { 19142 final int packageCount = mPackages.size(); 19143 for (int i = 0; i < packageCount; i++) { 19144 PackageParser.Package pkg = mPackages.valueAt(i); 19145 PackageSetting ps = (PackageSetting) pkg.mExtras; 19146 resetUserChangesToRuntimePermissionsAndFlagsLPw(ps, userId); 19147 } 19148 } 19149 19150 private void resetNetworkPolicies(int userId) { 19151 LocalServices.getService(NetworkPolicyManagerInternal.class).resetUserState(userId); 19152 } 19153 19154 /** 19155 * Reverts user permission state changes (permissions and flags). 19156 * 19157 * @param ps The package for which to reset. 19158 * @param userId The device user for which to do a reset. 19159 */ 19160 private void resetUserChangesToRuntimePermissionsAndFlagsLPw( 19161 final PackageSetting ps, final int userId) { 19162 if (ps.pkg == null) { 19163 return; 19164 } 19165 19166 // These are flags that can change base on user actions. 19167 final int userSettableMask = FLAG_PERMISSION_USER_SET 19168 | FLAG_PERMISSION_USER_FIXED 19169 | FLAG_PERMISSION_REVOKE_ON_UPGRADE 19170 | FLAG_PERMISSION_REVIEW_REQUIRED; 19171 19172 final int policyOrSystemFlags = FLAG_PERMISSION_SYSTEM_FIXED 19173 | FLAG_PERMISSION_POLICY_FIXED; 19174 19175 boolean writeInstallPermissions = false; 19176 boolean writeRuntimePermissions = false; 19177 19178 final int permissionCount = ps.pkg.requestedPermissions.size(); 19179 for (int i = 0; i < permissionCount; i++) { 19180 final String permName = ps.pkg.requestedPermissions.get(i); 19181 final BasePermission bp = 19182 (BasePermission) mPermissionManager.getPermissionTEMP(permName); 19183 if (bp == null) { 19184 continue; 19185 } 19186 19187 // If shared user we just reset the state to which only this app contributed. 19188 if (ps.sharedUser != null) { 19189 boolean used = false; 19190 final int packageCount = ps.sharedUser.packages.size(); 19191 for (int j = 0; j < packageCount; j++) { 19192 PackageSetting pkg = ps.sharedUser.packages.valueAt(j); 19193 if (pkg.pkg != null && !pkg.pkg.packageName.equals(ps.pkg.packageName) 19194 && pkg.pkg.requestedPermissions.contains(permName)) { 19195 used = true; 19196 break; 19197 } 19198 } 19199 if (used) { 19200 continue; 19201 } 19202 } 19203 19204 final PermissionsState permissionsState = ps.getPermissionsState(); 19205 19206 final int oldFlags = permissionsState.getPermissionFlags(permName, userId); 19207 19208 // Always clear the user settable flags. 19209 final boolean hasInstallState = 19210 permissionsState.getInstallPermissionState(permName) != null; 19211 // If permission review is enabled and this is a legacy app, mark the 19212 // permission as requiring a review as this is the initial state. 19213 int flags = 0; 19214 if (mPermissionReviewRequired 19215 && ps.pkg.applicationInfo.targetSdkVersion < Build.VERSION_CODES.M) { 19216 flags |= FLAG_PERMISSION_REVIEW_REQUIRED; 19217 } 19218 if (permissionsState.updatePermissionFlags(bp, userId, userSettableMask, flags)) { 19219 if (hasInstallState) { 19220 writeInstallPermissions = true; 19221 } else { 19222 writeRuntimePermissions = true; 19223 } 19224 } 19225 19226 // Below is only runtime permission handling. 19227 if (!bp.isRuntime()) { 19228 continue; 19229 } 19230 19231 // Never clobber system or policy. 19232 if ((oldFlags & policyOrSystemFlags) != 0) { 19233 continue; 19234 } 19235 19236 // If this permission was granted by default, make sure it is. 19237 if ((oldFlags & FLAG_PERMISSION_GRANTED_BY_DEFAULT) != 0) { 19238 if (permissionsState.grantRuntimePermission(bp, userId) 19239 != PERMISSION_OPERATION_FAILURE) { 19240 writeRuntimePermissions = true; 19241 } 19242 // If permission review is enabled the permissions for a legacy apps 19243 // are represented as constantly granted runtime ones, so don't revoke. 19244 } else if ((flags & FLAG_PERMISSION_REVIEW_REQUIRED) == 0) { 19245 // Otherwise, reset the permission. 19246 final int revokeResult = permissionsState.revokeRuntimePermission(bp, userId); 19247 switch (revokeResult) { 19248 case PERMISSION_OPERATION_SUCCESS: 19249 case PERMISSION_OPERATION_SUCCESS_GIDS_CHANGED: { 19250 writeRuntimePermissions = true; 19251 final int appId = ps.appId; 19252 mHandler.post(new Runnable() { 19253 @Override 19254 public void run() { 19255 killUid(appId, userId, KILL_APP_REASON_PERMISSIONS_REVOKED); 19256 } 19257 }); 19258 } break; 19259 } 19260 } 19261 } 19262 19263 // Synchronously write as we are taking permissions away. 19264 if (writeRuntimePermissions) { 19265 mSettings.writeRuntimePermissionsForUserLPr(userId, true); 19266 } 19267 19268 // Synchronously write as we are taking permissions away. 19269 if (writeInstallPermissions) { 19270 mSettings.writeLPr(); 19271 } 19272 } 19273 19274 /** 19275 * Remove entries from the keystore daemon. Will only remove it if the 19276 * {@code appId} is valid. 19277 */ 19278 private static void removeKeystoreDataIfNeeded(int userId, int appId) { 19279 if (appId < 0) { 19280 return; 19281 } 19282 19283 final KeyStore keyStore = KeyStore.getInstance(); 19284 if (keyStore != null) { 19285 if (userId == UserHandle.USER_ALL) { 19286 for (final int individual : sUserManager.getUserIds()) { 19287 keyStore.clearUid(UserHandle.getUid(individual, appId)); 19288 } 19289 } else { 19290 keyStore.clearUid(UserHandle.getUid(userId, appId)); 19291 } 19292 } else { 19293 Slog.w(TAG, "Could not contact keystore to clear entries for app id " + appId); 19294 } 19295 } 19296 19297 @Override 19298 public void deleteApplicationCacheFiles(final String packageName, 19299 final IPackageDataObserver observer) { 19300 final int userId = UserHandle.getCallingUserId(); 19301 deleteApplicationCacheFilesAsUser(packageName, userId, observer); 19302 } 19303 19304 @Override 19305 public void deleteApplicationCacheFilesAsUser(final String packageName, final int userId, 19306 final IPackageDataObserver observer) { 19307 final int callingUid = Binder.getCallingUid(); 19308 mContext.enforceCallingOrSelfPermission( 19309 android.Manifest.permission.DELETE_CACHE_FILES, null); 19310 mPermissionManager.enforceCrossUserPermission(callingUid, userId, 19311 /* requireFullPermission= */ true, /* checkShell= */ false, 19312 "delete application cache files"); 19313 final int hasAccessInstantApps = mContext.checkCallingOrSelfPermission( 19314 android.Manifest.permission.ACCESS_INSTANT_APPS); 19315 19316 final PackageParser.Package pkg; 19317 synchronized (mPackages) { 19318 pkg = mPackages.get(packageName); 19319 } 19320 19321 // Queue up an async operation since the package deletion may take a little while. 19322 mHandler.post(new Runnable() { 19323 public void run() { 19324 final PackageSetting ps = pkg == null ? null : (PackageSetting) pkg.mExtras; 19325 boolean doClearData = true; 19326 if (ps != null) { 19327 final boolean targetIsInstantApp = 19328 ps.getInstantApp(UserHandle.getUserId(callingUid)); 19329 doClearData = !targetIsInstantApp 19330 || hasAccessInstantApps == PackageManager.PERMISSION_GRANTED; 19331 } 19332 if (doClearData) { 19333 synchronized (mInstallLock) { 19334 final int flags = StorageManager.FLAG_STORAGE_DE 19335 | StorageManager.FLAG_STORAGE_CE; 19336 // We're only clearing cache files, so we don't care if the 19337 // app is unfrozen and still able to run 19338 clearAppDataLIF(pkg, userId, flags | Installer.FLAG_CLEAR_CACHE_ONLY); 19339 clearAppDataLIF(pkg, userId, flags | Installer.FLAG_CLEAR_CODE_CACHE_ONLY); 19340 } 19341 clearExternalStorageDataSync(packageName, userId, false); 19342 } 19343 if (observer != null) { 19344 try { 19345 observer.onRemoveCompleted(packageName, true); 19346 } catch (RemoteException e) { 19347 Log.i(TAG, "Observer no longer exists."); 19348 } 19349 } 19350 } 19351 }); 19352 } 19353 19354 @Override 19355 public void getPackageSizeInfo(final String packageName, int userHandle, 19356 final IPackageStatsObserver observer) { 19357 throw new UnsupportedOperationException( 19358 "Shame on you for calling the hidden API getPackageSizeInfo(). Shame!"); 19359 } 19360 19361 private boolean getPackageSizeInfoLI(String packageName, int userId, PackageStats stats) { 19362 final PackageSetting ps; 19363 synchronized (mPackages) { 19364 ps = mSettings.mPackages.get(packageName); 19365 if (ps == null) { 19366 Slog.w(TAG, "Failed to find settings for " + packageName); 19367 return false; 19368 } 19369 } 19370 19371 final String[] packageNames = { packageName }; 19372 final long[] ceDataInodes = { ps.getCeDataInode(userId) }; 19373 final String[] codePaths = { ps.codePathString }; 19374 19375 try { 19376 mInstaller.getAppSize(ps.volumeUuid, packageNames, userId, 0, 19377 ps.appId, ceDataInodes, codePaths, stats); 19378 19379 // For now, ignore code size of packages on system partition 19380 if (isSystemApp(ps) && !isUpdatedSystemApp(ps)) { 19381 stats.codeSize = 0; 19382 } 19383 19384 // External clients expect these to be tracked separately 19385 stats.dataSize -= stats.cacheSize; 19386 19387 } catch (InstallerException e) { 19388 Slog.w(TAG, String.valueOf(e)); 19389 return false; 19390 } 19391 19392 return true; 19393 } 19394 19395 private int getUidTargetSdkVersionLockedLPr(int uid) { 19396 Object obj = mSettings.getUserIdLPr(uid); 19397 if (obj instanceof SharedUserSetting) { 19398 final SharedUserSetting sus = (SharedUserSetting) obj; 19399 int vers = Build.VERSION_CODES.CUR_DEVELOPMENT; 19400 final Iterator<PackageSetting> it = sus.packages.iterator(); 19401 while (it.hasNext()) { 19402 final PackageSetting ps = it.next(); 19403 if (ps.pkg != null) { 19404 int v = ps.pkg.applicationInfo.targetSdkVersion; 19405 if (v < vers) vers = v; 19406 } 19407 } 19408 return vers; 19409 } else if (obj instanceof PackageSetting) { 19410 final PackageSetting ps = (PackageSetting) obj; 19411 if (ps.pkg != null) { 19412 return ps.pkg.applicationInfo.targetSdkVersion; 19413 } 19414 } 19415 return Build.VERSION_CODES.CUR_DEVELOPMENT; 19416 } 19417 19418 @Override 19419 public void addPreferredActivity(IntentFilter filter, int match, 19420 ComponentName[] set, ComponentName activity, int userId) { 19421 addPreferredActivityInternal(filter, match, set, activity, true, userId, 19422 "Adding preferred"); 19423 } 19424 19425 private void addPreferredActivityInternal(IntentFilter filter, int match, 19426 ComponentName[] set, ComponentName activity, boolean always, int userId, 19427 String opname) { 19428 // writer 19429 int callingUid = Binder.getCallingUid(); 19430 mPermissionManager.enforceCrossUserPermission(callingUid, userId, 19431 true /* requireFullPermission */, false /* checkShell */, "add preferred activity"); 19432 if (filter.countActions() == 0) { 19433 Slog.w(TAG, "Cannot set a preferred activity with no filter actions"); 19434 return; 19435 } 19436 synchronized (mPackages) { 19437 if (mContext.checkCallingOrSelfPermission( 19438 android.Manifest.permission.SET_PREFERRED_APPLICATIONS) 19439 != PackageManager.PERMISSION_GRANTED) { 19440 if (getUidTargetSdkVersionLockedLPr(callingUid) 19441 < Build.VERSION_CODES.FROYO) { 19442 Slog.w(TAG, "Ignoring addPreferredActivity() from uid " 19443 + callingUid); 19444 return; 19445 } 19446 mContext.enforceCallingOrSelfPermission( 19447 android.Manifest.permission.SET_PREFERRED_APPLICATIONS, null); 19448 } 19449 19450 PreferredIntentResolver pir = mSettings.editPreferredActivitiesLPw(userId); 19451 Slog.i(TAG, opname + " activity " + activity.flattenToShortString() + " for user " 19452 + userId + ":"); 19453 filter.dump(new LogPrinter(Log.INFO, TAG), " "); 19454 pir.addFilter(new PreferredActivity(filter, match, set, activity, always)); 19455 scheduleWritePackageRestrictionsLocked(userId); 19456 postPreferredActivityChangedBroadcast(userId); 19457 } 19458 } 19459 19460 private void postPreferredActivityChangedBroadcast(int userId) { 19461 mHandler.post(() -> { 19462 final IActivityManager am = ActivityManager.getService(); 19463 if (am == null) { 19464 return; 19465 } 19466 19467 final Intent intent = new Intent(Intent.ACTION_PREFERRED_ACTIVITY_CHANGED); 19468 intent.putExtra(Intent.EXTRA_USER_HANDLE, userId); 19469 try { 19470 am.broadcastIntent(null, intent, null, null, 19471 0, null, null, null, android.app.AppOpsManager.OP_NONE, 19472 null, false, false, userId); 19473 } catch (RemoteException e) { 19474 } 19475 }); 19476 } 19477 19478 @Override 19479 public void replacePreferredActivity(IntentFilter filter, int match, 19480 ComponentName[] set, ComponentName activity, int userId) { 19481 if (filter.countActions() != 1) { 19482 throw new IllegalArgumentException( 19483 "replacePreferredActivity expects filter to have only 1 action."); 19484 } 19485 if (filter.countDataAuthorities() != 0 19486 || filter.countDataPaths() != 0 19487 || filter.countDataSchemes() > 1 19488 || filter.countDataTypes() != 0) { 19489 throw new IllegalArgumentException( 19490 "replacePreferredActivity expects filter to have no data authorities, " + 19491 "paths, or types; and at most one scheme."); 19492 } 19493 19494 final int callingUid = Binder.getCallingUid(); 19495 mPermissionManager.enforceCrossUserPermission(callingUid, userId, 19496 true /* requireFullPermission */, false /* checkShell */, 19497 "replace preferred activity"); 19498 synchronized (mPackages) { 19499 if (mContext.checkCallingOrSelfPermission( 19500 android.Manifest.permission.SET_PREFERRED_APPLICATIONS) 19501 != PackageManager.PERMISSION_GRANTED) { 19502 if (getUidTargetSdkVersionLockedLPr(callingUid) 19503 < Build.VERSION_CODES.FROYO) { 19504 Slog.w(TAG, "Ignoring replacePreferredActivity() from uid " 19505 + Binder.getCallingUid()); 19506 return; 19507 } 19508 mContext.enforceCallingOrSelfPermission( 19509 android.Manifest.permission.SET_PREFERRED_APPLICATIONS, null); 19510 } 19511 19512 PreferredIntentResolver pir = mSettings.mPreferredActivities.get(userId); 19513 if (pir != null) { 19514 // Get all of the existing entries that exactly match this filter. 19515 ArrayList<PreferredActivity> existing = pir.findFilters(filter); 19516 if (existing != null && existing.size() == 1) { 19517 PreferredActivity cur = existing.get(0); 19518 if (DEBUG_PREFERRED) { 19519 Slog.i(TAG, "Checking replace of preferred:"); 19520 filter.dump(new LogPrinter(Log.INFO, TAG), " "); 19521 if (!cur.mPref.mAlways) { 19522 Slog.i(TAG, " -- CUR; not mAlways!"); 19523 } else { 19524 Slog.i(TAG, " -- CUR: mMatch=" + cur.mPref.mMatch); 19525 Slog.i(TAG, " -- CUR: mSet=" 19526 + Arrays.toString(cur.mPref.mSetComponents)); 19527 Slog.i(TAG, " -- CUR: mComponent=" + cur.mPref.mShortComponent); 19528 Slog.i(TAG, " -- NEW: mMatch=" 19529 + (match&IntentFilter.MATCH_CATEGORY_MASK)); 19530 Slog.i(TAG, " -- CUR: mSet=" + Arrays.toString(set)); 19531 Slog.i(TAG, " -- CUR: mComponent=" + activity.flattenToShortString()); 19532 } 19533 } 19534 if (cur.mPref.mAlways && cur.mPref.mComponent.equals(activity) 19535 && cur.mPref.mMatch == (match&IntentFilter.MATCH_CATEGORY_MASK) 19536 && cur.mPref.sameSet(set)) { 19537 // Setting the preferred activity to what it happens to be already 19538 if (DEBUG_PREFERRED) { 19539 Slog.i(TAG, "Replacing with same preferred activity " 19540 + cur.mPref.mShortComponent + " for user " 19541 + userId + ":"); 19542 filter.dump(new LogPrinter(Log.INFO, TAG), " "); 19543 } 19544 return; 19545 } 19546 } 19547 19548 if (existing != null) { 19549 if (DEBUG_PREFERRED) { 19550 Slog.i(TAG, existing.size() + " existing preferred matches for:"); 19551 filter.dump(new LogPrinter(Log.INFO, TAG), " "); 19552 } 19553 for (int i = 0; i < existing.size(); i++) { 19554 PreferredActivity pa = existing.get(i); 19555 if (DEBUG_PREFERRED) { 19556 Slog.i(TAG, "Removing existing preferred activity " 19557 + pa.mPref.mComponent + ":"); 19558 pa.dump(new LogPrinter(Log.INFO, TAG), " "); 19559 } 19560 pir.removeFilter(pa); 19561 } 19562 } 19563 } 19564 addPreferredActivityInternal(filter, match, set, activity, true, userId, 19565 "Replacing preferred"); 19566 } 19567 } 19568 19569 @Override 19570 public void clearPackagePreferredActivities(String packageName) { 19571 final int callingUid = Binder.getCallingUid(); 19572 if (getInstantAppPackageName(callingUid) != null) { 19573 return; 19574 } 19575 // writer 19576 synchronized (mPackages) { 19577 PackageParser.Package pkg = mPackages.get(packageName); 19578 if (pkg == null || pkg.applicationInfo.uid != callingUid) { 19579 if (mContext.checkCallingOrSelfPermission( 19580 android.Manifest.permission.SET_PREFERRED_APPLICATIONS) 19581 != PackageManager.PERMISSION_GRANTED) { 19582 if (getUidTargetSdkVersionLockedLPr(callingUid) 19583 < Build.VERSION_CODES.FROYO) { 19584 Slog.w(TAG, "Ignoring clearPackagePreferredActivities() from uid " 19585 + callingUid); 19586 return; 19587 } 19588 mContext.enforceCallingOrSelfPermission( 19589 android.Manifest.permission.SET_PREFERRED_APPLICATIONS, null); 19590 } 19591 } 19592 final PackageSetting ps = mSettings.getPackageLPr(packageName); 19593 if (ps != null 19594 && filterAppAccessLPr(ps, callingUid, UserHandle.getUserId(callingUid))) { 19595 return; 19596 } 19597 int user = UserHandle.getCallingUserId(); 19598 if (clearPackagePreferredActivitiesLPw(packageName, user)) { 19599 scheduleWritePackageRestrictionsLocked(user); 19600 } 19601 } 19602 } 19603 19604 /** This method takes a specific user id as well as UserHandle.USER_ALL. */ 19605 boolean clearPackagePreferredActivitiesLPw(String packageName, int userId) { 19606 ArrayList<PreferredActivity> removed = null; 19607 boolean changed = false; 19608 for (int i=0; i<mSettings.mPreferredActivities.size(); i++) { 19609 final int thisUserId = mSettings.mPreferredActivities.keyAt(i); 19610 PreferredIntentResolver pir = mSettings.mPreferredActivities.valueAt(i); 19611 if (userId != UserHandle.USER_ALL && userId != thisUserId) { 19612 continue; 19613 } 19614 Iterator<PreferredActivity> it = pir.filterIterator(); 19615 while (it.hasNext()) { 19616 PreferredActivity pa = it.next(); 19617 // Mark entry for removal only if it matches the package name 19618 // and the entry is of type "always". 19619 if (packageName == null || 19620 (pa.mPref.mComponent.getPackageName().equals(packageName) 19621 && pa.mPref.mAlways)) { 19622 if (removed == null) { 19623 removed = new ArrayList<PreferredActivity>(); 19624 } 19625 removed.add(pa); 19626 } 19627 } 19628 if (removed != null) { 19629 for (int j=0; j<removed.size(); j++) { 19630 PreferredActivity pa = removed.get(j); 19631 pir.removeFilter(pa); 19632 } 19633 changed = true; 19634 } 19635 } 19636 if (changed) { 19637 postPreferredActivityChangedBroadcast(userId); 19638 } 19639 return changed; 19640 } 19641 19642 /** This method takes a specific user id as well as UserHandle.USER_ALL. */ 19643 private void clearIntentFilterVerificationsLPw(int userId) { 19644 final int packageCount = mPackages.size(); 19645 for (int i = 0; i < packageCount; i++) { 19646 PackageParser.Package pkg = mPackages.valueAt(i); 19647 clearIntentFilterVerificationsLPw(pkg.packageName, userId); 19648 } 19649 } 19650 19651 /** This method takes a specific user id as well as UserHandle.USER_ALL. */ 19652 void clearIntentFilterVerificationsLPw(String packageName, int userId) { 19653 if (userId == UserHandle.USER_ALL) { 19654 if (mSettings.removeIntentFilterVerificationLPw(packageName, 19655 sUserManager.getUserIds())) { 19656 for (int oneUserId : sUserManager.getUserIds()) { 19657 scheduleWritePackageRestrictionsLocked(oneUserId); 19658 } 19659 } 19660 } else { 19661 if (mSettings.removeIntentFilterVerificationLPw(packageName, userId)) { 19662 scheduleWritePackageRestrictionsLocked(userId); 19663 } 19664 } 19665 } 19666 19667 /** Clears state for all users, and touches intent filter verification policy */ 19668 void clearDefaultBrowserIfNeeded(String packageName) { 19669 for (int oneUserId : sUserManager.getUserIds()) { 19670 clearDefaultBrowserIfNeededForUser(packageName, oneUserId); 19671 } 19672 } 19673 19674 private void clearDefaultBrowserIfNeededForUser(String packageName, int userId) { 19675 final String defaultBrowserPackageName = getDefaultBrowserPackageName(userId); 19676 if (!TextUtils.isEmpty(defaultBrowserPackageName)) { 19677 if (packageName.equals(defaultBrowserPackageName)) { 19678 setDefaultBrowserPackageName(null, userId); 19679 } 19680 } 19681 } 19682 19683 @Override 19684 public void resetApplicationPreferences(int userId) { 19685 mContext.enforceCallingOrSelfPermission( 19686 android.Manifest.permission.SET_PREFERRED_APPLICATIONS, null); 19687 final long identity = Binder.clearCallingIdentity(); 19688 // writer 19689 try { 19690 synchronized (mPackages) { 19691 clearPackagePreferredActivitiesLPw(null, userId); 19692 mSettings.applyDefaultPreferredAppsLPw(this, userId); 19693 // TODO: We have to reset the default SMS and Phone. This requires 19694 // significant refactoring to keep all default apps in the package 19695 // manager (cleaner but more work) or have the services provide 19696 // callbacks to the package manager to request a default app reset. 19697 applyFactoryDefaultBrowserLPw(userId); 19698 clearIntentFilterVerificationsLPw(userId); 19699 primeDomainVerificationsLPw(userId); 19700 resetUserChangesToRuntimePermissionsAndFlagsLPw(userId); 19701 scheduleWritePackageRestrictionsLocked(userId); 19702 } 19703 resetNetworkPolicies(userId); 19704 } finally { 19705 Binder.restoreCallingIdentity(identity); 19706 } 19707 } 19708 19709 @Override 19710 public int getPreferredActivities(List<IntentFilter> outFilters, 19711 List<ComponentName> outActivities, String packageName) { 19712 if (getInstantAppPackageName(Binder.getCallingUid()) != null) { 19713 return 0; 19714 } 19715 int num = 0; 19716 final int userId = UserHandle.getCallingUserId(); 19717 // reader 19718 synchronized (mPackages) { 19719 PreferredIntentResolver pir = mSettings.mPreferredActivities.get(userId); 19720 if (pir != null) { 19721 final Iterator<PreferredActivity> it = pir.filterIterator(); 19722 while (it.hasNext()) { 19723 final PreferredActivity pa = it.next(); 19724 if (packageName == null 19725 || (pa.mPref.mComponent.getPackageName().equals(packageName) 19726 && pa.mPref.mAlways)) { 19727 if (outFilters != null) { 19728 outFilters.add(new IntentFilter(pa)); 19729 } 19730 if (outActivities != null) { 19731 outActivities.add(pa.mPref.mComponent); 19732 } 19733 } 19734 } 19735 } 19736 } 19737 19738 return num; 19739 } 19740 19741 @Override 19742 public void addPersistentPreferredActivity(IntentFilter filter, ComponentName activity, 19743 int userId) { 19744 int callingUid = Binder.getCallingUid(); 19745 if (callingUid != Process.SYSTEM_UID) { 19746 throw new SecurityException( 19747 "addPersistentPreferredActivity can only be run by the system"); 19748 } 19749 if (filter.countActions() == 0) { 19750 Slog.w(TAG, "Cannot set a preferred activity with no filter actions"); 19751 return; 19752 } 19753 synchronized (mPackages) { 19754 Slog.i(TAG, "Adding persistent preferred activity " + activity + " for user " + userId + 19755 ":"); 19756 filter.dump(new LogPrinter(Log.INFO, TAG), " "); 19757 mSettings.editPersistentPreferredActivitiesLPw(userId).addFilter( 19758 new PersistentPreferredActivity(filter, activity)); 19759 scheduleWritePackageRestrictionsLocked(userId); 19760 postPreferredActivityChangedBroadcast(userId); 19761 } 19762 } 19763 19764 @Override 19765 public void clearPackagePersistentPreferredActivities(String packageName, int userId) { 19766 int callingUid = Binder.getCallingUid(); 19767 if (callingUid != Process.SYSTEM_UID) { 19768 throw new SecurityException( 19769 "clearPackagePersistentPreferredActivities can only be run by the system"); 19770 } 19771 ArrayList<PersistentPreferredActivity> removed = null; 19772 boolean changed = false; 19773 synchronized (mPackages) { 19774 for (int i=0; i<mSettings.mPersistentPreferredActivities.size(); i++) { 19775 final int thisUserId = mSettings.mPersistentPreferredActivities.keyAt(i); 19776 PersistentPreferredIntentResolver ppir = mSettings.mPersistentPreferredActivities 19777 .valueAt(i); 19778 if (userId != thisUserId) { 19779 continue; 19780 } 19781 Iterator<PersistentPreferredActivity> it = ppir.filterIterator(); 19782 while (it.hasNext()) { 19783 PersistentPreferredActivity ppa = it.next(); 19784 // Mark entry for removal only if it matches the package name. 19785 if (ppa.mComponent.getPackageName().equals(packageName)) { 19786 if (removed == null) { 19787 removed = new ArrayList<PersistentPreferredActivity>(); 19788 } 19789 removed.add(ppa); 19790 } 19791 } 19792 if (removed != null) { 19793 for (int j=0; j<removed.size(); j++) { 19794 PersistentPreferredActivity ppa = removed.get(j); 19795 ppir.removeFilter(ppa); 19796 } 19797 changed = true; 19798 } 19799 } 19800 19801 if (changed) { 19802 scheduleWritePackageRestrictionsLocked(userId); 19803 postPreferredActivityChangedBroadcast(userId); 19804 } 19805 } 19806 } 19807 19808 /** 19809 * Common machinery for picking apart a restored XML blob and passing 19810 * it to a caller-supplied functor to be applied to the running system. 19811 */ 19812 private void restoreFromXml(XmlPullParser parser, int userId, 19813 String expectedStartTag, BlobXmlRestorer functor) 19814 throws IOException, XmlPullParserException { 19815 int type; 19816 while ((type = parser.next()) != XmlPullParser.START_TAG 19817 && type != XmlPullParser.END_DOCUMENT) { 19818 } 19819 if (type != XmlPullParser.START_TAG) { 19820 // oops didn't find a start tag?! 19821 if (DEBUG_BACKUP) { 19822 Slog.e(TAG, "Didn't find start tag during restore"); 19823 } 19824 return; 19825 } 19826Slog.v(TAG, ":: restoreFromXml() : got to tag " + parser.getName()); 19827 // this is supposed to be TAG_PREFERRED_BACKUP 19828 if (!expectedStartTag.equals(parser.getName())) { 19829 if (DEBUG_BACKUP) { 19830 Slog.e(TAG, "Found unexpected tag " + parser.getName()); 19831 } 19832 return; 19833 } 19834 19835 // skip interfering stuff, then we're aligned with the backing implementation 19836 while ((type = parser.next()) == XmlPullParser.TEXT) { } 19837Slog.v(TAG, ":: stepped forward, applying functor at tag " + parser.getName()); 19838 functor.apply(parser, userId); 19839 } 19840 19841 private interface BlobXmlRestorer { 19842 public void apply(XmlPullParser parser, int userId) throws IOException, XmlPullParserException; 19843 } 19844 19845 /** 19846 * Non-Binder method, support for the backup/restore mechanism: write the 19847 * full set of preferred activities in its canonical XML format. Returns the 19848 * XML output as a byte array, or null if there is none. 19849 */ 19850 @Override 19851 public byte[] getPreferredActivityBackup(int userId) { 19852 if (Binder.getCallingUid() != Process.SYSTEM_UID) { 19853 throw new SecurityException("Only the system may call getPreferredActivityBackup()"); 19854 } 19855 19856 ByteArrayOutputStream dataStream = new ByteArrayOutputStream(); 19857 try { 19858 final XmlSerializer serializer = new FastXmlSerializer(); 19859 serializer.setOutput(dataStream, StandardCharsets.UTF_8.name()); 19860 serializer.startDocument(null, true); 19861 serializer.startTag(null, TAG_PREFERRED_BACKUP); 19862 19863 synchronized (mPackages) { 19864 mSettings.writePreferredActivitiesLPr(serializer, userId, true); 19865 } 19866 19867 serializer.endTag(null, TAG_PREFERRED_BACKUP); 19868 serializer.endDocument(); 19869 serializer.flush(); 19870 } catch (Exception e) { 19871 if (DEBUG_BACKUP) { 19872 Slog.e(TAG, "Unable to write preferred activities for backup", e); 19873 } 19874 return null; 19875 } 19876 19877 return dataStream.toByteArray(); 19878 } 19879 19880 @Override 19881 public void restorePreferredActivities(byte[] backup, int userId) { 19882 if (Binder.getCallingUid() != Process.SYSTEM_UID) { 19883 throw new SecurityException("Only the system may call restorePreferredActivities()"); 19884 } 19885 19886 try { 19887 final XmlPullParser parser = Xml.newPullParser(); 19888 parser.setInput(new ByteArrayInputStream(backup), StandardCharsets.UTF_8.name()); 19889 restoreFromXml(parser, userId, TAG_PREFERRED_BACKUP, 19890 new BlobXmlRestorer() { 19891 @Override 19892 public void apply(XmlPullParser parser, int userId) 19893 throws XmlPullParserException, IOException { 19894 synchronized (mPackages) { 19895 mSettings.readPreferredActivitiesLPw(parser, userId); 19896 } 19897 } 19898 } ); 19899 } catch (Exception e) { 19900 if (DEBUG_BACKUP) { 19901 Slog.e(TAG, "Exception restoring preferred activities: " + e.getMessage()); 19902 } 19903 } 19904 } 19905 19906 /** 19907 * Non-Binder method, support for the backup/restore mechanism: write the 19908 * default browser (etc) settings in its canonical XML format. Returns the default 19909 * browser XML representation as a byte array, or null if there is none. 19910 */ 19911 @Override 19912 public byte[] getDefaultAppsBackup(int userId) { 19913 if (Binder.getCallingUid() != Process.SYSTEM_UID) { 19914 throw new SecurityException("Only the system may call getDefaultAppsBackup()"); 19915 } 19916 19917 ByteArrayOutputStream dataStream = new ByteArrayOutputStream(); 19918 try { 19919 final XmlSerializer serializer = new FastXmlSerializer(); 19920 serializer.setOutput(dataStream, StandardCharsets.UTF_8.name()); 19921 serializer.startDocument(null, true); 19922 serializer.startTag(null, TAG_DEFAULT_APPS); 19923 19924 synchronized (mPackages) { 19925 mSettings.writeDefaultAppsLPr(serializer, userId); 19926 } 19927 19928 serializer.endTag(null, TAG_DEFAULT_APPS); 19929 serializer.endDocument(); 19930 serializer.flush(); 19931 } catch (Exception e) { 19932 if (DEBUG_BACKUP) { 19933 Slog.e(TAG, "Unable to write default apps for backup", e); 19934 } 19935 return null; 19936 } 19937 19938 return dataStream.toByteArray(); 19939 } 19940 19941 @Override 19942 public void restoreDefaultApps(byte[] backup, int userId) { 19943 if (Binder.getCallingUid() != Process.SYSTEM_UID) { 19944 throw new SecurityException("Only the system may call restoreDefaultApps()"); 19945 } 19946 19947 try { 19948 final XmlPullParser parser = Xml.newPullParser(); 19949 parser.setInput(new ByteArrayInputStream(backup), StandardCharsets.UTF_8.name()); 19950 restoreFromXml(parser, userId, TAG_DEFAULT_APPS, 19951 new BlobXmlRestorer() { 19952 @Override 19953 public void apply(XmlPullParser parser, int userId) 19954 throws XmlPullParserException, IOException { 19955 synchronized (mPackages) { 19956 mSettings.readDefaultAppsLPw(parser, userId); 19957 } 19958 } 19959 } ); 19960 } catch (Exception e) { 19961 if (DEBUG_BACKUP) { 19962 Slog.e(TAG, "Exception restoring default apps: " + e.getMessage()); 19963 } 19964 } 19965 } 19966 19967 @Override 19968 public byte[] getIntentFilterVerificationBackup(int userId) { 19969 if (Binder.getCallingUid() != Process.SYSTEM_UID) { 19970 throw new SecurityException("Only the system may call getIntentFilterVerificationBackup()"); 19971 } 19972 19973 ByteArrayOutputStream dataStream = new ByteArrayOutputStream(); 19974 try { 19975 final XmlSerializer serializer = new FastXmlSerializer(); 19976 serializer.setOutput(dataStream, StandardCharsets.UTF_8.name()); 19977 serializer.startDocument(null, true); 19978 serializer.startTag(null, TAG_INTENT_FILTER_VERIFICATION); 19979 19980 synchronized (mPackages) { 19981 mSettings.writeAllDomainVerificationsLPr(serializer, userId); 19982 } 19983 19984 serializer.endTag(null, TAG_INTENT_FILTER_VERIFICATION); 19985 serializer.endDocument(); 19986 serializer.flush(); 19987 } catch (Exception e) { 19988 if (DEBUG_BACKUP) { 19989 Slog.e(TAG, "Unable to write default apps for backup", e); 19990 } 19991 return null; 19992 } 19993 19994 return dataStream.toByteArray(); 19995 } 19996 19997 @Override 19998 public void restoreIntentFilterVerification(byte[] backup, int userId) { 19999 if (Binder.getCallingUid() != Process.SYSTEM_UID) { 20000 throw new SecurityException("Only the system may call restorePreferredActivities()"); 20001 } 20002 20003 try { 20004 final XmlPullParser parser = Xml.newPullParser(); 20005 parser.setInput(new ByteArrayInputStream(backup), StandardCharsets.UTF_8.name()); 20006 restoreFromXml(parser, userId, TAG_INTENT_FILTER_VERIFICATION, 20007 new BlobXmlRestorer() { 20008 @Override 20009 public void apply(XmlPullParser parser, int userId) 20010 throws XmlPullParserException, IOException { 20011 synchronized (mPackages) { 20012 mSettings.readAllDomainVerificationsLPr(parser, userId); 20013 mSettings.writeLPr(); 20014 } 20015 } 20016 } ); 20017 } catch (Exception e) { 20018 if (DEBUG_BACKUP) { 20019 Slog.e(TAG, "Exception restoring preferred activities: " + e.getMessage()); 20020 } 20021 } 20022 } 20023 20024 @Override 20025 public byte[] getPermissionGrantBackup(int userId) { 20026 if (Binder.getCallingUid() != Process.SYSTEM_UID) { 20027 throw new SecurityException("Only the system may call getPermissionGrantBackup()"); 20028 } 20029 20030 ByteArrayOutputStream dataStream = new ByteArrayOutputStream(); 20031 try { 20032 final XmlSerializer serializer = new FastXmlSerializer(); 20033 serializer.setOutput(dataStream, StandardCharsets.UTF_8.name()); 20034 serializer.startDocument(null, true); 20035 serializer.startTag(null, TAG_PERMISSION_BACKUP); 20036 20037 synchronized (mPackages) { 20038 serializeRuntimePermissionGrantsLPr(serializer, userId); 20039 } 20040 20041 serializer.endTag(null, TAG_PERMISSION_BACKUP); 20042 serializer.endDocument(); 20043 serializer.flush(); 20044 } catch (Exception e) { 20045 if (DEBUG_BACKUP) { 20046 Slog.e(TAG, "Unable to write default apps for backup", e); 20047 } 20048 return null; 20049 } 20050 20051 return dataStream.toByteArray(); 20052 } 20053 20054 @Override 20055 public void restorePermissionGrants(byte[] backup, int userId) { 20056 if (Binder.getCallingUid() != Process.SYSTEM_UID) { 20057 throw new SecurityException("Only the system may call restorePermissionGrants()"); 20058 } 20059 20060 try { 20061 final XmlPullParser parser = Xml.newPullParser(); 20062 parser.setInput(new ByteArrayInputStream(backup), StandardCharsets.UTF_8.name()); 20063 restoreFromXml(parser, userId, TAG_PERMISSION_BACKUP, 20064 new BlobXmlRestorer() { 20065 @Override 20066 public void apply(XmlPullParser parser, int userId) 20067 throws XmlPullParserException, IOException { 20068 synchronized (mPackages) { 20069 processRestoredPermissionGrantsLPr(parser, userId); 20070 } 20071 } 20072 } ); 20073 } catch (Exception e) { 20074 if (DEBUG_BACKUP) { 20075 Slog.e(TAG, "Exception restoring preferred activities: " + e.getMessage()); 20076 } 20077 } 20078 } 20079 20080 private void serializeRuntimePermissionGrantsLPr(XmlSerializer serializer, final int userId) 20081 throws IOException { 20082 serializer.startTag(null, TAG_ALL_GRANTS); 20083 20084 final int N = mSettings.mPackages.size(); 20085 for (int i = 0; i < N; i++) { 20086 final PackageSetting ps = mSettings.mPackages.valueAt(i); 20087 boolean pkgGrantsKnown = false; 20088 20089 PermissionsState packagePerms = ps.getPermissionsState(); 20090 20091 for (PermissionState state : packagePerms.getRuntimePermissionStates(userId)) { 20092 final int grantFlags = state.getFlags(); 20093 // only look at grants that are not system/policy fixed 20094 if ((grantFlags & SYSTEM_RUNTIME_GRANT_MASK) == 0) { 20095 final boolean isGranted = state.isGranted(); 20096 // And only back up the user-twiddled state bits 20097 if (isGranted || (grantFlags & USER_RUNTIME_GRANT_MASK) != 0) { 20098 final String packageName = mSettings.mPackages.keyAt(i); 20099 if (!pkgGrantsKnown) { 20100 serializer.startTag(null, TAG_GRANT); 20101 serializer.attribute(null, ATTR_PACKAGE_NAME, packageName); 20102 pkgGrantsKnown = true; 20103 } 20104 20105 final boolean userSet = 20106 (grantFlags & FLAG_PERMISSION_USER_SET) != 0; 20107 final boolean userFixed = 20108 (grantFlags & FLAG_PERMISSION_USER_FIXED) != 0; 20109 final boolean revoke = 20110 (grantFlags & FLAG_PERMISSION_REVOKE_ON_UPGRADE) != 0; 20111 20112 serializer.startTag(null, TAG_PERMISSION); 20113 serializer.attribute(null, ATTR_PERMISSION_NAME, state.getName()); 20114 if (isGranted) { 20115 serializer.attribute(null, ATTR_IS_GRANTED, "true"); 20116 } 20117 if (userSet) { 20118 serializer.attribute(null, ATTR_USER_SET, "true"); 20119 } 20120 if (userFixed) { 20121 serializer.attribute(null, ATTR_USER_FIXED, "true"); 20122 } 20123 if (revoke) { 20124 serializer.attribute(null, ATTR_REVOKE_ON_UPGRADE, "true"); 20125 } 20126 serializer.endTag(null, TAG_PERMISSION); 20127 } 20128 } 20129 } 20130 20131 if (pkgGrantsKnown) { 20132 serializer.endTag(null, TAG_GRANT); 20133 } 20134 } 20135 20136 serializer.endTag(null, TAG_ALL_GRANTS); 20137 } 20138 20139 private void processRestoredPermissionGrantsLPr(XmlPullParser parser, int userId) 20140 throws XmlPullParserException, IOException { 20141 String pkgName = null; 20142 int outerDepth = parser.getDepth(); 20143 int type; 20144 while ((type = parser.next()) != XmlPullParser.END_DOCUMENT 20145 && (type != XmlPullParser.END_TAG || parser.getDepth() > outerDepth)) { 20146 if (type == XmlPullParser.END_TAG || type == XmlPullParser.TEXT) { 20147 continue; 20148 } 20149 20150 final String tagName = parser.getName(); 20151 if (tagName.equals(TAG_GRANT)) { 20152 pkgName = parser.getAttributeValue(null, ATTR_PACKAGE_NAME); 20153 if (DEBUG_BACKUP) { 20154 Slog.v(TAG, "+++ Restoring grants for package " + pkgName); 20155 } 20156 } else if (tagName.equals(TAG_PERMISSION)) { 20157 20158 final boolean isGranted = "true".equals(parser.getAttributeValue(null, ATTR_IS_GRANTED)); 20159 final String permName = parser.getAttributeValue(null, ATTR_PERMISSION_NAME); 20160 20161 int newFlagSet = 0; 20162 if ("true".equals(parser.getAttributeValue(null, ATTR_USER_SET))) { 20163 newFlagSet |= FLAG_PERMISSION_USER_SET; 20164 } 20165 if ("true".equals(parser.getAttributeValue(null, ATTR_USER_FIXED))) { 20166 newFlagSet |= FLAG_PERMISSION_USER_FIXED; 20167 } 20168 if ("true".equals(parser.getAttributeValue(null, ATTR_REVOKE_ON_UPGRADE))) { 20169 newFlagSet |= FLAG_PERMISSION_REVOKE_ON_UPGRADE; 20170 } 20171 if (DEBUG_BACKUP) { 20172 Slog.v(TAG, " + Restoring grant:" 20173 + " pkg=" + pkgName 20174 + " perm=" + permName 20175 + " granted=" + isGranted 20176 + " bits=0x" + Integer.toHexString(newFlagSet)); 20177 } 20178 final PackageSetting ps = mSettings.mPackages.get(pkgName); 20179 if (ps != null) { 20180 // Already installed so we apply the grant immediately 20181 if (DEBUG_BACKUP) { 20182 Slog.v(TAG, " + already installed; applying"); 20183 } 20184 PermissionsState perms = ps.getPermissionsState(); 20185 BasePermission bp = 20186 (BasePermission) mPermissionManager.getPermissionTEMP(permName); 20187 if (bp != null) { 20188 if (isGranted) { 20189 perms.grantRuntimePermission(bp, userId); 20190 } 20191 if (newFlagSet != 0) { 20192 perms.updatePermissionFlags( 20193 bp, userId, USER_RUNTIME_GRANT_MASK, newFlagSet); 20194 } 20195 } 20196 } else { 20197 // Need to wait for post-restore install to apply the grant 20198 if (DEBUG_BACKUP) { 20199 Slog.v(TAG, " - not yet installed; saving for later"); 20200 } 20201 mSettings.processRestoredPermissionGrantLPr(pkgName, permName, 20202 isGranted, newFlagSet, userId); 20203 } 20204 } else { 20205 PackageManagerService.reportSettingsProblem(Log.WARN, 20206 "Unknown element under <" + TAG_PERMISSION_BACKUP + ">: " + tagName); 20207 XmlUtils.skipCurrentTag(parser); 20208 } 20209 } 20210 20211 scheduleWriteSettingsLocked(); 20212 mSettings.writeRuntimePermissionsForUserLPr(userId, false); 20213 } 20214 20215 @Override 20216 public void addCrossProfileIntentFilter(IntentFilter intentFilter, String ownerPackage, 20217 int sourceUserId, int targetUserId, int flags) { 20218 mContext.enforceCallingOrSelfPermission( 20219 android.Manifest.permission.INTERACT_ACROSS_USERS_FULL, null); 20220 int callingUid = Binder.getCallingUid(); 20221 enforceOwnerRights(ownerPackage, callingUid); 20222 PackageManagerServiceUtils.enforceShellRestriction( 20223 UserManager.DISALLOW_DEBUGGING_FEATURES, callingUid, sourceUserId); 20224 if (intentFilter.countActions() == 0) { 20225 Slog.w(TAG, "Cannot set a crossProfile intent filter with no filter actions"); 20226 return; 20227 } 20228 synchronized (mPackages) { 20229 CrossProfileIntentFilter newFilter = new CrossProfileIntentFilter(intentFilter, 20230 ownerPackage, targetUserId, flags); 20231 CrossProfileIntentResolver resolver = 20232 mSettings.editCrossProfileIntentResolverLPw(sourceUserId); 20233 ArrayList<CrossProfileIntentFilter> existing = resolver.findFilters(intentFilter); 20234 // We have all those whose filter is equal. Now checking if the rest is equal as well. 20235 if (existing != null) { 20236 int size = existing.size(); 20237 for (int i = 0; i < size; i++) { 20238 if (newFilter.equalsIgnoreFilter(existing.get(i))) { 20239 return; 20240 } 20241 } 20242 } 20243 resolver.addFilter(newFilter); 20244 scheduleWritePackageRestrictionsLocked(sourceUserId); 20245 } 20246 } 20247 20248 @Override 20249 public void clearCrossProfileIntentFilters(int sourceUserId, String ownerPackage) { 20250 mContext.enforceCallingOrSelfPermission( 20251 android.Manifest.permission.INTERACT_ACROSS_USERS_FULL, null); 20252 final int callingUid = Binder.getCallingUid(); 20253 enforceOwnerRights(ownerPackage, callingUid); 20254 PackageManagerServiceUtils.enforceShellRestriction( 20255 UserManager.DISALLOW_DEBUGGING_FEATURES, callingUid, sourceUserId); 20256 synchronized (mPackages) { 20257 CrossProfileIntentResolver resolver = 20258 mSettings.editCrossProfileIntentResolverLPw(sourceUserId); 20259 ArraySet<CrossProfileIntentFilter> set = 20260 new ArraySet<CrossProfileIntentFilter>(resolver.filterSet()); 20261 for (CrossProfileIntentFilter filter : set) { 20262 if (filter.getOwnerPackage().equals(ownerPackage)) { 20263 resolver.removeFilter(filter); 20264 } 20265 } 20266 scheduleWritePackageRestrictionsLocked(sourceUserId); 20267 } 20268 } 20269 20270 // Enforcing that callingUid is owning pkg on userId 20271 private void enforceOwnerRights(String pkg, int callingUid) { 20272 // The system owns everything. 20273 if (UserHandle.getAppId(callingUid) == Process.SYSTEM_UID) { 20274 return; 20275 } 20276 final int callingUserId = UserHandle.getUserId(callingUid); 20277 PackageInfo pi = getPackageInfo(pkg, 0, callingUserId); 20278 if (pi == null) { 20279 throw new IllegalArgumentException("Unknown package " + pkg + " on user " 20280 + callingUserId); 20281 } 20282 if (!UserHandle.isSameApp(pi.applicationInfo.uid, callingUid)) { 20283 throw new SecurityException("Calling uid " + callingUid 20284 + " does not own package " + pkg); 20285 } 20286 } 20287 20288 @Override 20289 public ComponentName getHomeActivities(List<ResolveInfo> allHomeCandidates) { 20290 if (getInstantAppPackageName(Binder.getCallingUid()) != null) { 20291 return null; 20292 } 20293 return getHomeActivitiesAsUser(allHomeCandidates, UserHandle.getCallingUserId()); 20294 } 20295 20296 public void sendSessionCommitBroadcast(PackageInstaller.SessionInfo sessionInfo, int userId) { 20297 UserManagerService ums = UserManagerService.getInstance(); 20298 if (ums != null) { 20299 final UserInfo parent = ums.getProfileParent(userId); 20300 final int launcherUid = (parent != null) ? parent.id : userId; 20301 final ComponentName launcherComponent = getDefaultHomeActivity(launcherUid); 20302 if (launcherComponent != null) { 20303 Intent launcherIntent = new Intent(PackageInstaller.ACTION_SESSION_COMMITTED) 20304 .putExtra(PackageInstaller.EXTRA_SESSION, sessionInfo) 20305 .putExtra(Intent.EXTRA_USER, UserHandle.of(userId)) 20306 .setPackage(launcherComponent.getPackageName()); 20307 mContext.sendBroadcastAsUser(launcherIntent, UserHandle.of(launcherUid)); 20308 } 20309 } 20310 } 20311 20312 /** 20313 * Report the 'Home' activity which is currently set as "always use this one". If non is set 20314 * then reports the most likely home activity or null if there are more than one. 20315 */ 20316 private ComponentName getDefaultHomeActivity(int userId) { 20317 List<ResolveInfo> allHomeCandidates = new ArrayList<>(); 20318 ComponentName cn = getHomeActivitiesAsUser(allHomeCandidates, userId); 20319 if (cn != null) { 20320 return cn; 20321 } 20322 20323 // Find the launcher with the highest priority and return that component if there are no 20324 // other home activity with the same priority. 20325 int lastPriority = Integer.MIN_VALUE; 20326 ComponentName lastComponent = null; 20327 final int size = allHomeCandidates.size(); 20328 for (int i = 0; i < size; i++) { 20329 final ResolveInfo ri = allHomeCandidates.get(i); 20330 if (ri.priority > lastPriority) { 20331 lastComponent = ri.activityInfo.getComponentName(); 20332 lastPriority = ri.priority; 20333 } else if (ri.priority == lastPriority) { 20334 // Two components found with same priority. 20335 lastComponent = null; 20336 } 20337 } 20338 return lastComponent; 20339 } 20340 20341 private Intent getHomeIntent() { 20342 Intent intent = new Intent(Intent.ACTION_MAIN); 20343 intent.addCategory(Intent.CATEGORY_HOME); 20344 intent.addCategory(Intent.CATEGORY_DEFAULT); 20345 return intent; 20346 } 20347 20348 private IntentFilter getHomeFilter() { 20349 IntentFilter filter = new IntentFilter(Intent.ACTION_MAIN); 20350 filter.addCategory(Intent.CATEGORY_HOME); 20351 filter.addCategory(Intent.CATEGORY_DEFAULT); 20352 return filter; 20353 } 20354 20355 ComponentName getHomeActivitiesAsUser(List<ResolveInfo> allHomeCandidates, 20356 int userId) { 20357 Intent intent = getHomeIntent(); 20358 List<ResolveInfo> list = queryIntentActivitiesInternal(intent, null, 20359 PackageManager.GET_META_DATA, userId); 20360 ResolveInfo preferred = findPreferredActivity(intent, null, 0, list, 0, 20361 true, false, false, userId); 20362 20363 allHomeCandidates.clear(); 20364 if (list != null) { 20365 for (ResolveInfo ri : list) { 20366 allHomeCandidates.add(ri); 20367 } 20368 } 20369 return (preferred == null || preferred.activityInfo == null) 20370 ? null 20371 : new ComponentName(preferred.activityInfo.packageName, 20372 preferred.activityInfo.name); 20373 } 20374 20375 @Override 20376 public void setHomeActivity(ComponentName comp, int userId) { 20377 if (getInstantAppPackageName(Binder.getCallingUid()) != null) { 20378 return; 20379 } 20380 ArrayList<ResolveInfo> homeActivities = new ArrayList<>(); 20381 getHomeActivitiesAsUser(homeActivities, userId); 20382 20383 boolean found = false; 20384 20385 final int size = homeActivities.size(); 20386 final ComponentName[] set = new ComponentName[size]; 20387 for (int i = 0; i < size; i++) { 20388 final ResolveInfo candidate = homeActivities.get(i); 20389 final ActivityInfo info = candidate.activityInfo; 20390 final ComponentName activityName = new ComponentName(info.packageName, info.name); 20391 set[i] = activityName; 20392 if (!found && activityName.equals(comp)) { 20393 found = true; 20394 } 20395 } 20396 if (!found) { 20397 throw new IllegalArgumentException("Component " + comp + " cannot be home on user " 20398 + userId); 20399 } 20400 replacePreferredActivity(getHomeFilter(), IntentFilter.MATCH_CATEGORY_EMPTY, 20401 set, comp, userId); 20402 } 20403 20404 private @Nullable String getSetupWizardPackageName() { 20405 final Intent intent = new Intent(Intent.ACTION_MAIN); 20406 intent.addCategory(Intent.CATEGORY_SETUP_WIZARD); 20407 20408 final List<ResolveInfo> matches = queryIntentActivitiesInternal(intent, null, 20409 MATCH_SYSTEM_ONLY | MATCH_DIRECT_BOOT_AWARE | MATCH_DIRECT_BOOT_UNAWARE 20410 | MATCH_DISABLED_COMPONENTS, 20411 UserHandle.myUserId()); 20412 if (matches.size() == 1) { 20413 return matches.get(0).getComponentInfo().packageName; 20414 } else { 20415 Slog.e(TAG, "There should probably be exactly one setup wizard; found " + matches.size() 20416 + ": matches=" + matches); 20417 return null; 20418 } 20419 } 20420 20421 private @Nullable String getStorageManagerPackageName() { 20422 final Intent intent = new Intent(StorageManager.ACTION_MANAGE_STORAGE); 20423 20424 final List<ResolveInfo> matches = queryIntentActivitiesInternal(intent, null, 20425 MATCH_SYSTEM_ONLY | MATCH_DIRECT_BOOT_AWARE | MATCH_DIRECT_BOOT_UNAWARE 20426 | MATCH_DISABLED_COMPONENTS, 20427 UserHandle.myUserId()); 20428 if (matches.size() == 1) { 20429 return matches.get(0).getComponentInfo().packageName; 20430 } else { 20431 Slog.e(TAG, "There should probably be exactly one storage manager; found " 20432 + matches.size() + ": matches=" + matches); 20433 return null; 20434 } 20435 } 20436 20437 @Override 20438 public void setApplicationEnabledSetting(String appPackageName, 20439 int newState, int flags, int userId, String callingPackage) { 20440 if (!sUserManager.exists(userId)) return; 20441 if (callingPackage == null) { 20442 callingPackage = Integer.toString(Binder.getCallingUid()); 20443 } 20444 setEnabledSetting(appPackageName, null, newState, flags, userId, callingPackage); 20445 } 20446 20447 @Override 20448 public void setUpdateAvailable(String packageName, boolean updateAvailable) { 20449 mContext.enforceCallingOrSelfPermission(android.Manifest.permission.INSTALL_PACKAGES, null); 20450 synchronized (mPackages) { 20451 final PackageSetting pkgSetting = mSettings.mPackages.get(packageName); 20452 if (pkgSetting != null) { 20453 pkgSetting.setUpdateAvailable(updateAvailable); 20454 } 20455 } 20456 } 20457 20458 @Override 20459 public void setComponentEnabledSetting(ComponentName componentName, 20460 int newState, int flags, int userId) { 20461 if (!sUserManager.exists(userId)) return; 20462 setEnabledSetting(componentName.getPackageName(), 20463 componentName.getClassName(), newState, flags, userId, null); 20464 } 20465 20466 private void setEnabledSetting(final String packageName, String className, int newState, 20467 final int flags, int userId, String callingPackage) { 20468 if (!(newState == COMPONENT_ENABLED_STATE_DEFAULT 20469 || newState == COMPONENT_ENABLED_STATE_ENABLED 20470 || newState == COMPONENT_ENABLED_STATE_DISABLED 20471 || newState == COMPONENT_ENABLED_STATE_DISABLED_USER 20472 || newState == COMPONENT_ENABLED_STATE_DISABLED_UNTIL_USED)) { 20473 throw new IllegalArgumentException("Invalid new component state: " 20474 + newState); 20475 } 20476 PackageSetting pkgSetting; 20477 final int callingUid = Binder.getCallingUid(); 20478 final int permission; 20479 if (callingUid == Process.SYSTEM_UID) { 20480 permission = PackageManager.PERMISSION_GRANTED; 20481 } else { 20482 permission = mContext.checkCallingOrSelfPermission( 20483 android.Manifest.permission.CHANGE_COMPONENT_ENABLED_STATE); 20484 } 20485 mPermissionManager.enforceCrossUserPermission(callingUid, userId, 20486 false /* requireFullPermission */, true /* checkShell */, "set enabled"); 20487 final boolean allowedByPermission = (permission == PackageManager.PERMISSION_GRANTED); 20488 boolean sendNow = false; 20489 boolean isApp = (className == null); 20490 final boolean isCallerInstantApp = (getInstantAppPackageName(callingUid) != null); 20491 String componentName = isApp ? packageName : className; 20492 int packageUid = -1; 20493 ArrayList<String> components; 20494 20495 // reader 20496 synchronized (mPackages) { 20497 pkgSetting = mSettings.mPackages.get(packageName); 20498 if (pkgSetting == null) { 20499 if (!isCallerInstantApp) { 20500 if (className == null) { 20501 throw new IllegalArgumentException("Unknown package: " + packageName); 20502 } 20503 throw new IllegalArgumentException( 20504 "Unknown component: " + packageName + "/" + className); 20505 } else { 20506 // throw SecurityException to prevent leaking package information 20507 throw new SecurityException( 20508 "Attempt to change component state; " 20509 + "pid=" + Binder.getCallingPid() 20510 + ", uid=" + callingUid 20511 + (className == null 20512 ? ", package=" + packageName 20513 : ", component=" + packageName + "/" + className)); 20514 } 20515 } 20516 } 20517 20518 // Limit who can change which apps 20519 if (!UserHandle.isSameApp(callingUid, pkgSetting.appId)) { 20520 // Don't allow apps that don't have permission to modify other apps 20521 if (!allowedByPermission 20522 || filterAppAccessLPr(pkgSetting, callingUid, userId)) { 20523 throw new SecurityException( 20524 "Attempt to change component state; " 20525 + "pid=" + Binder.getCallingPid() 20526 + ", uid=" + callingUid 20527 + (className == null 20528 ? ", package=" + packageName 20529 : ", component=" + packageName + "/" + className)); 20530 } 20531 // Don't allow changing protected packages. 20532 if (mProtectedPackages.isPackageStateProtected(userId, packageName)) { 20533 throw new SecurityException("Cannot disable a protected package: " + packageName); 20534 } 20535 } 20536 20537 synchronized (mPackages) { 20538 if (callingUid == Process.SHELL_UID 20539 && (pkgSetting.pkgFlags & ApplicationInfo.FLAG_TEST_ONLY) == 0) { 20540 // Shell can only change whole packages between ENABLED and DISABLED_USER states 20541 // unless it is a test package. 20542 int oldState = pkgSetting.getEnabled(userId); 20543 if (className == null 20544 && 20545 (oldState == COMPONENT_ENABLED_STATE_DISABLED_USER 20546 || oldState == COMPONENT_ENABLED_STATE_DEFAULT 20547 || oldState == COMPONENT_ENABLED_STATE_ENABLED) 20548 && 20549 (newState == COMPONENT_ENABLED_STATE_DISABLED_USER 20550 || newState == COMPONENT_ENABLED_STATE_DEFAULT 20551 || newState == COMPONENT_ENABLED_STATE_ENABLED)) { 20552 // ok 20553 } else { 20554 throw new SecurityException( 20555 "Shell cannot change component state for " + packageName + "/" 20556 + className + " to " + newState); 20557 } 20558 } 20559 } 20560 if (className == null) { 20561 // We're dealing with an application/package level state change 20562 synchronized (mPackages) { 20563 if (pkgSetting.getEnabled(userId) == newState) { 20564 // Nothing to do 20565 return; 20566 } 20567 } 20568 // If we're enabling a system stub, there's a little more work to do. 20569 // Prior to enabling the package, we need to decompress the APK(s) to the 20570 // data partition and then replace the version on the system partition. 20571 final PackageParser.Package deletedPkg = pkgSetting.pkg; 20572 final boolean isSystemStub = deletedPkg.isStub 20573 && deletedPkg.isSystemApp(); 20574 if (isSystemStub 20575 && (newState == PackageManager.COMPONENT_ENABLED_STATE_DEFAULT 20576 || newState == PackageManager.COMPONENT_ENABLED_STATE_ENABLED)) { 20577 final File codePath = decompressPackage(deletedPkg); 20578 if (codePath == null) { 20579 Slog.e(TAG, "couldn't decompress pkg: " + pkgSetting.name); 20580 return; 20581 } 20582 // TODO remove direct parsing of the package object during internal cleanup 20583 // of scan package 20584 // We need to call parse directly here for no other reason than we need 20585 // the new package in order to disable the old one [we use the information 20586 // for some internal optimization to optionally create a new package setting 20587 // object on replace]. However, we can't get the package from the scan 20588 // because the scan modifies live structures and we need to remove the 20589 // old [system] package from the system before a scan can be attempted. 20590 // Once scan is indempotent we can remove this parse and use the package 20591 // object we scanned, prior to adding it to package settings. 20592 final PackageParser pp = new PackageParser(); 20593 pp.setSeparateProcesses(mSeparateProcesses); 20594 pp.setDisplayMetrics(mMetrics); 20595 pp.setCallback(mPackageParserCallback); 20596 final PackageParser.Package tmpPkg; 20597 try { 20598 final int parseFlags = mDefParseFlags 20599 | PackageParser.PARSE_MUST_BE_APK 20600 | PackageParser.PARSE_IS_SYSTEM 20601 | PackageParser.PARSE_IS_SYSTEM_DIR; 20602 tmpPkg = pp.parsePackage(codePath, parseFlags); 20603 } catch (PackageParserException e) { 20604 Slog.w(TAG, "Failed to parse compressed system package:" + pkgSetting.name, e); 20605 return; 20606 } 20607 synchronized (mInstallLock) { 20608 // Disable the stub and remove any package entries 20609 removePackageLI(deletedPkg, true); 20610 synchronized (mPackages) { 20611 disableSystemPackageLPw(deletedPkg, tmpPkg); 20612 } 20613 final PackageParser.Package newPkg; 20614 try (PackageFreezer freezer = 20615 freezePackage(deletedPkg.packageName, "setEnabledSetting")) { 20616 final int parseFlags = mDefParseFlags | PackageParser.PARSE_CHATTY 20617 | PackageParser.PARSE_ENFORCE_CODE; 20618 newPkg = scanPackageTracedLI(codePath, parseFlags, 0 /*scanFlags*/, 20619 0 /*currentTime*/, null /*user*/); 20620 prepareAppDataAfterInstallLIF(newPkg); 20621 synchronized (mPackages) { 20622 try { 20623 updateSharedLibrariesLPr(newPkg, null); 20624 } catch (PackageManagerException e) { 20625 Slog.e(TAG, "updateAllSharedLibrariesLPw failed: ", e); 20626 } 20627 updatePermissionsLPw(newPkg.packageName, newPkg, 20628 UPDATE_PERMISSIONS_ALL | UPDATE_PERMISSIONS_REPLACE_PKG); 20629 mSettings.writeLPr(); 20630 } 20631 } catch (PackageManagerException e) { 20632 // Whoops! Something went wrong; try to roll back to the stub 20633 Slog.w(TAG, "Failed to install compressed system package:" 20634 + pkgSetting.name, e); 20635 // Remove the failed install 20636 removeCodePathLI(codePath); 20637 20638 // Install the system package 20639 try (PackageFreezer freezer = 20640 freezePackage(deletedPkg.packageName, "setEnabledSetting")) { 20641 synchronized (mPackages) { 20642 // NOTE: The system package always needs to be enabled; even 20643 // if it's for a compressed stub. If we don't, installing the 20644 // system package fails during scan [scanning checks the disabled 20645 // packages]. We will reverse this later, after we've "installed" 20646 // the stub. 20647 // This leaves us in a fragile state; the stub should never be 20648 // enabled, so, cross your fingers and hope nothing goes wrong 20649 // until we can disable the package later. 20650 enableSystemPackageLPw(deletedPkg); 20651 } 20652 installPackageFromSystemLIF(new File(deletedPkg.codePath), 20653 false /*isPrivileged*/, null /*allUserHandles*/, 20654 null /*origUserHandles*/, null /*origPermissionsState*/, 20655 true /*writeSettings*/); 20656 } catch (PackageManagerException pme) { 20657 Slog.w(TAG, "Failed to restore system package:" 20658 + deletedPkg.packageName, pme); 20659 } finally { 20660 synchronized (mPackages) { 20661 mSettings.disableSystemPackageLPw( 20662 deletedPkg.packageName, true /*replaced*/); 20663 mSettings.writeLPr(); 20664 } 20665 } 20666 return; 20667 } 20668 clearAppDataLIF(newPkg, UserHandle.USER_ALL, FLAG_STORAGE_DE 20669 | FLAG_STORAGE_CE | Installer.FLAG_CLEAR_CODE_CACHE_ONLY); 20670 clearAppProfilesLIF(newPkg, UserHandle.USER_ALL); 20671 mDexManager.notifyPackageUpdated(newPkg.packageName, 20672 newPkg.baseCodePath, newPkg.splitCodePaths); 20673 } 20674 } 20675 if (newState == PackageManager.COMPONENT_ENABLED_STATE_DEFAULT 20676 || newState == PackageManager.COMPONENT_ENABLED_STATE_ENABLED) { 20677 // Don't care about who enables an app. 20678 callingPackage = null; 20679 } 20680 synchronized (mPackages) { 20681 pkgSetting.setEnabled(newState, userId, callingPackage); 20682 } 20683 } else { 20684 synchronized (mPackages) { 20685 // We're dealing with a component level state change 20686 // First, verify that this is a valid class name. 20687 PackageParser.Package pkg = pkgSetting.pkg; 20688 if (pkg == null || !pkg.hasComponentClassName(className)) { 20689 if (pkg != null && 20690 pkg.applicationInfo.targetSdkVersion >= 20691 Build.VERSION_CODES.JELLY_BEAN) { 20692 throw new IllegalArgumentException("Component class " + className 20693 + " does not exist in " + packageName); 20694 } else { 20695 Slog.w(TAG, "Failed setComponentEnabledSetting: component class " 20696 + className + " does not exist in " + packageName); 20697 } 20698 } 20699 switch (newState) { 20700 case COMPONENT_ENABLED_STATE_ENABLED: 20701 if (!pkgSetting.enableComponentLPw(className, userId)) { 20702 return; 20703 } 20704 break; 20705 case COMPONENT_ENABLED_STATE_DISABLED: 20706 if (!pkgSetting.disableComponentLPw(className, userId)) { 20707 return; 20708 } 20709 break; 20710 case COMPONENT_ENABLED_STATE_DEFAULT: 20711 if (!pkgSetting.restoreComponentLPw(className, userId)) { 20712 return; 20713 } 20714 break; 20715 default: 20716 Slog.e(TAG, "Invalid new component state: " + newState); 20717 return; 20718 } 20719 } 20720 } 20721 synchronized (mPackages) { 20722 scheduleWritePackageRestrictionsLocked(userId); 20723 updateSequenceNumberLP(pkgSetting, new int[] { userId }); 20724 final long callingId = Binder.clearCallingIdentity(); 20725 try { 20726 updateInstantAppInstallerLocked(packageName); 20727 } finally { 20728 Binder.restoreCallingIdentity(callingId); 20729 } 20730 components = mPendingBroadcasts.get(userId, packageName); 20731 final boolean newPackage = components == null; 20732 if (newPackage) { 20733 components = new ArrayList<String>(); 20734 } 20735 if (!components.contains(componentName)) { 20736 components.add(componentName); 20737 } 20738 if ((flags&PackageManager.DONT_KILL_APP) == 0) { 20739 sendNow = true; 20740 // Purge entry from pending broadcast list if another one exists already 20741 // since we are sending one right away. 20742 mPendingBroadcasts.remove(userId, packageName); 20743 } else { 20744 if (newPackage) { 20745 mPendingBroadcasts.put(userId, packageName, components); 20746 } 20747 if (!mHandler.hasMessages(SEND_PENDING_BROADCAST)) { 20748 // Schedule a message 20749 mHandler.sendEmptyMessageDelayed(SEND_PENDING_BROADCAST, BROADCAST_DELAY); 20750 } 20751 } 20752 } 20753 20754 long callingId = Binder.clearCallingIdentity(); 20755 try { 20756 if (sendNow) { 20757 packageUid = UserHandle.getUid(userId, pkgSetting.appId); 20758 sendPackageChangedBroadcast(packageName, 20759 (flags&PackageManager.DONT_KILL_APP) != 0, components, packageUid); 20760 } 20761 } finally { 20762 Binder.restoreCallingIdentity(callingId); 20763 } 20764 } 20765 20766 @Override 20767 public void flushPackageRestrictionsAsUser(int userId) { 20768 if (getInstantAppPackageName(Binder.getCallingUid()) != null) { 20769 return; 20770 } 20771 if (!sUserManager.exists(userId)) { 20772 return; 20773 } 20774 mPermissionManager.enforceCrossUserPermission(Binder.getCallingUid(), userId, false /* requireFullPermission*/, 20775 false /* checkShell */, "flushPackageRestrictions"); 20776 synchronized (mPackages) { 20777 mSettings.writePackageRestrictionsLPr(userId); 20778 mDirtyUsers.remove(userId); 20779 if (mDirtyUsers.isEmpty()) { 20780 mHandler.removeMessages(WRITE_PACKAGE_RESTRICTIONS); 20781 } 20782 } 20783 } 20784 20785 private void sendPackageChangedBroadcast(String packageName, 20786 boolean killFlag, ArrayList<String> componentNames, int packageUid) { 20787 if (DEBUG_INSTALL) 20788 Log.v(TAG, "Sending package changed: package=" + packageName + " components=" 20789 + componentNames); 20790 Bundle extras = new Bundle(4); 20791 extras.putString(Intent.EXTRA_CHANGED_COMPONENT_NAME, componentNames.get(0)); 20792 String nameList[] = new String[componentNames.size()]; 20793 componentNames.toArray(nameList); 20794 extras.putStringArray(Intent.EXTRA_CHANGED_COMPONENT_NAME_LIST, nameList); 20795 extras.putBoolean(Intent.EXTRA_DONT_KILL_APP, killFlag); 20796 extras.putInt(Intent.EXTRA_UID, packageUid); 20797 // If this is not reporting a change of the overall package, then only send it 20798 // to registered receivers. We don't want to launch a swath of apps for every 20799 // little component state change. 20800 final int flags = !componentNames.contains(packageName) 20801 ? Intent.FLAG_RECEIVER_REGISTERED_ONLY : 0; 20802 sendPackageBroadcast(Intent.ACTION_PACKAGE_CHANGED, packageName, extras, flags, null, null, 20803 new int[] {UserHandle.getUserId(packageUid)}); 20804 } 20805 20806 @Override 20807 public void setPackageStoppedState(String packageName, boolean stopped, int userId) { 20808 if (!sUserManager.exists(userId)) return; 20809 final int callingUid = Binder.getCallingUid(); 20810 if (getInstantAppPackageName(callingUid) != null) { 20811 return; 20812 } 20813 final int permission = mContext.checkCallingOrSelfPermission( 20814 android.Manifest.permission.CHANGE_COMPONENT_ENABLED_STATE); 20815 final boolean allowedByPermission = (permission == PackageManager.PERMISSION_GRANTED); 20816 mPermissionManager.enforceCrossUserPermission(callingUid, userId, 20817 true /* requireFullPermission */, true /* checkShell */, "stop package"); 20818 // writer 20819 synchronized (mPackages) { 20820 final PackageSetting ps = mSettings.mPackages.get(packageName); 20821 if (!filterAppAccessLPr(ps, callingUid, userId) 20822 && mSettings.setPackageStoppedStateLPw(this, packageName, stopped, 20823 allowedByPermission, callingUid, userId)) { 20824 scheduleWritePackageRestrictionsLocked(userId); 20825 } 20826 } 20827 } 20828 20829 @Override 20830 public String getInstallerPackageName(String packageName) { 20831 final int callingUid = Binder.getCallingUid(); 20832 if (getInstantAppPackageName(callingUid) != null) { 20833 return null; 20834 } 20835 // reader 20836 synchronized (mPackages) { 20837 final PackageSetting ps = mSettings.mPackages.get(packageName); 20838 if (filterAppAccessLPr(ps, callingUid, UserHandle.getUserId(callingUid))) { 20839 return null; 20840 } 20841 return mSettings.getInstallerPackageNameLPr(packageName); 20842 } 20843 } 20844 20845 public boolean isOrphaned(String packageName) { 20846 // reader 20847 synchronized (mPackages) { 20848 return mSettings.isOrphaned(packageName); 20849 } 20850 } 20851 20852 @Override 20853 public int getApplicationEnabledSetting(String packageName, int userId) { 20854 if (!sUserManager.exists(userId)) return COMPONENT_ENABLED_STATE_DISABLED; 20855 int callingUid = Binder.getCallingUid(); 20856 mPermissionManager.enforceCrossUserPermission(callingUid, userId, 20857 false /* requireFullPermission */, false /* checkShell */, "get enabled"); 20858 // reader 20859 synchronized (mPackages) { 20860 if (filterAppAccessLPr(mSettings.getPackageLPr(packageName), callingUid, userId)) { 20861 return COMPONENT_ENABLED_STATE_DISABLED; 20862 } 20863 return mSettings.getApplicationEnabledSettingLPr(packageName, userId); 20864 } 20865 } 20866 20867 @Override 20868 public int getComponentEnabledSetting(ComponentName component, int userId) { 20869 if (!sUserManager.exists(userId)) return COMPONENT_ENABLED_STATE_DISABLED; 20870 int callingUid = Binder.getCallingUid(); 20871 mPermissionManager.enforceCrossUserPermission(callingUid, userId, 20872 false /*requireFullPermission*/, false /*checkShell*/, "getComponentEnabled"); 20873 synchronized (mPackages) { 20874 if (filterAppAccessLPr(mSettings.getPackageLPr(component.getPackageName()), callingUid, 20875 component, TYPE_UNKNOWN, userId)) { 20876 return COMPONENT_ENABLED_STATE_DISABLED; 20877 } 20878 return mSettings.getComponentEnabledSettingLPr(component, userId); 20879 } 20880 } 20881 20882 @Override 20883 public void enterSafeMode() { 20884 enforceSystemOrRoot("Only the system can request entering safe mode"); 20885 20886 if (!mSystemReady) { 20887 mSafeMode = true; 20888 } 20889 } 20890 20891 @Override 20892 public void systemReady() { 20893 enforceSystemOrRoot("Only the system can claim the system is ready"); 20894 20895 mSystemReady = true; 20896 final ContentResolver resolver = mContext.getContentResolver(); 20897 ContentObserver co = new ContentObserver(mHandler) { 20898 @Override 20899 public void onChange(boolean selfChange) { 20900 mEphemeralAppsDisabled = 20901 (Global.getInt(resolver, Global.ENABLE_EPHEMERAL_FEATURE, 1) == 0) || 20902 (Secure.getInt(resolver, Secure.INSTANT_APPS_ENABLED, 1) == 0); 20903 } 20904 }; 20905 mContext.getContentResolver().registerContentObserver(android.provider.Settings.Global 20906 .getUriFor(Global.ENABLE_EPHEMERAL_FEATURE), 20907 false, co, UserHandle.USER_SYSTEM); 20908 mContext.getContentResolver().registerContentObserver(android.provider.Settings.Global 20909 .getUriFor(Secure.INSTANT_APPS_ENABLED), false, co, UserHandle.USER_SYSTEM); 20910 co.onChange(true); 20911 20912 // Disable any carrier apps. We do this very early in boot to prevent the apps from being 20913 // disabled after already being started. 20914 CarrierAppUtils.disableCarrierAppsUntilPrivileged(mContext.getOpPackageName(), this, 20915 mContext.getContentResolver(), UserHandle.USER_SYSTEM); 20916 20917 // Read the compatibilty setting when the system is ready. 20918 boolean compatibilityModeEnabled = android.provider.Settings.Global.getInt( 20919 mContext.getContentResolver(), 20920 android.provider.Settings.Global.COMPATIBILITY_MODE, 1) == 1; 20921 PackageParser.setCompatibilityModeEnabled(compatibilityModeEnabled); 20922 if (DEBUG_SETTINGS) { 20923 Log.d(TAG, "compatibility mode:" + compatibilityModeEnabled); 20924 } 20925 20926 int[] grantPermissionsUserIds = EMPTY_INT_ARRAY; 20927 20928 synchronized (mPackages) { 20929 // Verify that all of the preferred activity components actually 20930 // exist. It is possible for applications to be updated and at 20931 // that point remove a previously declared activity component that 20932 // had been set as a preferred activity. We try to clean this up 20933 // the next time we encounter that preferred activity, but it is 20934 // possible for the user flow to never be able to return to that 20935 // situation so here we do a sanity check to make sure we haven't 20936 // left any junk around. 20937 ArrayList<PreferredActivity> removed = new ArrayList<PreferredActivity>(); 20938 for (int i=0; i<mSettings.mPreferredActivities.size(); i++) { 20939 PreferredIntentResolver pir = mSettings.mPreferredActivities.valueAt(i); 20940 removed.clear(); 20941 for (PreferredActivity pa : pir.filterSet()) { 20942 if (mActivities.mActivities.get(pa.mPref.mComponent) == null) { 20943 removed.add(pa); 20944 } 20945 } 20946 if (removed.size() > 0) { 20947 for (int r=0; r<removed.size(); r++) { 20948 PreferredActivity pa = removed.get(r); 20949 Slog.w(TAG, "Removing dangling preferred activity: " 20950 + pa.mPref.mComponent); 20951 pir.removeFilter(pa); 20952 } 20953 mSettings.writePackageRestrictionsLPr( 20954 mSettings.mPreferredActivities.keyAt(i)); 20955 } 20956 } 20957 20958 for (int userId : UserManagerService.getInstance().getUserIds()) { 20959 if (!mSettings.areDefaultRuntimePermissionsGrantedLPr(userId)) { 20960 grantPermissionsUserIds = ArrayUtils.appendInt( 20961 grantPermissionsUserIds, userId); 20962 } 20963 } 20964 } 20965 sUserManager.systemReady(); 20966 20967 // If we upgraded grant all default permissions before kicking off. 20968 for (int userId : grantPermissionsUserIds) { 20969 mDefaultPermissionPolicy.grantDefaultPermissions(mPackages.values(), userId); 20970 } 20971 20972 if (grantPermissionsUserIds == EMPTY_INT_ARRAY) { 20973 // If we did not grant default permissions, we preload from this the 20974 // default permission exceptions lazily to ensure we don't hit the 20975 // disk on a new user creation. 20976 mDefaultPermissionPolicy.scheduleReadDefaultPermissionExceptions(); 20977 } 20978 20979 // Now that we've scanned all packages, and granted any default 20980 // permissions, ensure permissions are updated. Beware of dragons if you 20981 // try optimizing this. 20982 synchronized (mPackages) { 20983 updatePermissionsLocked(null, null, StorageManager.UUID_PRIVATE_INTERNAL, 20984 UPDATE_PERMISSIONS_ALL); 20985 } 20986 20987 // Kick off any messages waiting for system ready 20988 if (mPostSystemReadyMessages != null) { 20989 for (Message msg : mPostSystemReadyMessages) { 20990 msg.sendToTarget(); 20991 } 20992 mPostSystemReadyMessages = null; 20993 } 20994 20995 // Watch for external volumes that come and go over time 20996 final StorageManager storage = mContext.getSystemService(StorageManager.class); 20997 storage.registerListener(mStorageListener); 20998 20999 mInstallerService.systemReady(); 21000 mPackageDexOptimizer.systemReady(); 21001 21002 StorageManagerInternal StorageManagerInternal = LocalServices.getService( 21003 StorageManagerInternal.class); 21004 StorageManagerInternal.addExternalStoragePolicy( 21005 new StorageManagerInternal.ExternalStorageMountPolicy() { 21006 @Override 21007 public int getMountMode(int uid, String packageName) { 21008 if (Process.isIsolated(uid)) { 21009 return Zygote.MOUNT_EXTERNAL_NONE; 21010 } 21011 if (checkUidPermission(WRITE_MEDIA_STORAGE, uid) == PERMISSION_GRANTED) { 21012 return Zygote.MOUNT_EXTERNAL_DEFAULT; 21013 } 21014 if (checkUidPermission(READ_EXTERNAL_STORAGE, uid) == PERMISSION_DENIED) { 21015 return Zygote.MOUNT_EXTERNAL_DEFAULT; 21016 } 21017 if (checkUidPermission(WRITE_EXTERNAL_STORAGE, uid) == PERMISSION_DENIED) { 21018 return Zygote.MOUNT_EXTERNAL_READ; 21019 } 21020 return Zygote.MOUNT_EXTERNAL_WRITE; 21021 } 21022 21023 @Override 21024 public boolean hasExternalStorage(int uid, String packageName) { 21025 return true; 21026 } 21027 }); 21028 21029 // Now that we're mostly running, clean up stale users and apps 21030 sUserManager.reconcileUsers(StorageManager.UUID_PRIVATE_INTERNAL); 21031 reconcileApps(StorageManager.UUID_PRIVATE_INTERNAL); 21032 21033 if (mPrivappPermissionsViolations != null) { 21034 throw new IllegalStateException("Signature|privileged permissions not in " 21035 + "privapp-permissions whitelist: " + mPrivappPermissionsViolations); 21036 } 21037 } 21038 21039 public void waitForAppDataPrepared() { 21040 if (mPrepareAppDataFuture == null) { 21041 return; 21042 } 21043 ConcurrentUtils.waitForFutureNoInterrupt(mPrepareAppDataFuture, "wait for prepareAppData"); 21044 mPrepareAppDataFuture = null; 21045 } 21046 21047 @Override 21048 public boolean isSafeMode() { 21049 // allow instant applications 21050 return mSafeMode; 21051 } 21052 21053 @Override 21054 public boolean hasSystemUidErrors() { 21055 // allow instant applications 21056 return mHasSystemUidErrors; 21057 } 21058 21059 static String arrayToString(int[] array) { 21060 StringBuffer buf = new StringBuffer(128); 21061 buf.append('['); 21062 if (array != null) { 21063 for (int i=0; i<array.length; i++) { 21064 if (i > 0) buf.append(", "); 21065 buf.append(array[i]); 21066 } 21067 } 21068 buf.append(']'); 21069 return buf.toString(); 21070 } 21071 21072 @Override 21073 public void onShellCommand(FileDescriptor in, FileDescriptor out, 21074 FileDescriptor err, String[] args, ShellCallback callback, 21075 ResultReceiver resultReceiver) { 21076 (new PackageManagerShellCommand(this)).exec( 21077 this, in, out, err, args, callback, resultReceiver); 21078 } 21079 21080 @Override 21081 protected void dump(FileDescriptor fd, PrintWriter pw, String[] args) { 21082 if (!DumpUtils.checkDumpAndUsageStatsPermission(mContext, TAG, pw)) return; 21083 21084 DumpState dumpState = new DumpState(); 21085 boolean fullPreferred = false; 21086 boolean checkin = false; 21087 21088 String packageName = null; 21089 ArraySet<String> permissionNames = null; 21090 21091 int opti = 0; 21092 while (opti < args.length) { 21093 String opt = args[opti]; 21094 if (opt == null || opt.length() <= 0 || opt.charAt(0) != '-') { 21095 break; 21096 } 21097 opti++; 21098 21099 if ("-a".equals(opt)) { 21100 // Right now we only know how to print all. 21101 } else if ("-h".equals(opt)) { 21102 pw.println("Package manager dump options:"); 21103 pw.println(" [-h] [-f] [--checkin] [cmd] ..."); 21104 pw.println(" --checkin: dump for a checkin"); 21105 pw.println(" -f: print details of intent filters"); 21106 pw.println(" -h: print this help"); 21107 pw.println(" cmd may be one of:"); 21108 pw.println(" l[ibraries]: list known shared libraries"); 21109 pw.println(" f[eatures]: list device features"); 21110 pw.println(" k[eysets]: print known keysets"); 21111 pw.println(" r[esolvers] [activity|service|receiver|content]: dump intent resolvers"); 21112 pw.println(" perm[issions]: dump permissions"); 21113 pw.println(" permission [name ...]: dump declaration and use of given permission"); 21114 pw.println(" pref[erred]: print preferred package settings"); 21115 pw.println(" preferred-xml [--full]: print preferred package settings as xml"); 21116 pw.println(" prov[iders]: dump content providers"); 21117 pw.println(" p[ackages]: dump installed packages"); 21118 pw.println(" s[hared-users]: dump shared user IDs"); 21119 pw.println(" m[essages]: print collected runtime messages"); 21120 pw.println(" v[erifiers]: print package verifier info"); 21121 pw.println(" d[omain-preferred-apps]: print domains preferred apps"); 21122 pw.println(" i[ntent-filter-verifiers]|ifv: print intent filter verifier info"); 21123 pw.println(" version: print database version info"); 21124 pw.println(" write: write current settings now"); 21125 pw.println(" installs: details about install sessions"); 21126 pw.println(" check-permission <permission> <package> [<user>]: does pkg hold perm?"); 21127 pw.println(" dexopt: dump dexopt state"); 21128 pw.println(" compiler-stats: dump compiler statistics"); 21129 pw.println(" enabled-overlays: dump list of enabled overlay packages"); 21130 pw.println(" <package.name>: info about given package"); 21131 return; 21132 } else if ("--checkin".equals(opt)) { 21133 checkin = true; 21134 } else if ("-f".equals(opt)) { 21135 dumpState.setOptionEnabled(DumpState.OPTION_SHOW_FILTERS); 21136 } else if ("--proto".equals(opt)) { 21137 dumpProto(fd); 21138 return; 21139 } else { 21140 pw.println("Unknown argument: " + opt + "; use -h for help"); 21141 } 21142 } 21143 21144 // Is the caller requesting to dump a particular piece of data? 21145 if (opti < args.length) { 21146 String cmd = args[opti]; 21147 opti++; 21148 // Is this a package name? 21149 if ("android".equals(cmd) || cmd.contains(".")) { 21150 packageName = cmd; 21151 // When dumping a single package, we always dump all of its 21152 // filter information since the amount of data will be reasonable. 21153 dumpState.setOptionEnabled(DumpState.OPTION_SHOW_FILTERS); 21154 } else if ("check-permission".equals(cmd)) { 21155 if (opti >= args.length) { 21156 pw.println("Error: check-permission missing permission argument"); 21157 return; 21158 } 21159 String perm = args[opti]; 21160 opti++; 21161 if (opti >= args.length) { 21162 pw.println("Error: check-permission missing package argument"); 21163 return; 21164 } 21165 21166 String pkg = args[opti]; 21167 opti++; 21168 int user = UserHandle.getUserId(Binder.getCallingUid()); 21169 if (opti < args.length) { 21170 try { 21171 user = Integer.parseInt(args[opti]); 21172 } catch (NumberFormatException e) { 21173 pw.println("Error: check-permission user argument is not a number: " 21174 + args[opti]); 21175 return; 21176 } 21177 } 21178 21179 // Normalize package name to handle renamed packages and static libs 21180 pkg = resolveInternalPackageNameLPr(pkg, PackageManager.VERSION_CODE_HIGHEST); 21181 21182 pw.println(checkPermission(perm, pkg, user)); 21183 return; 21184 } else if ("l".equals(cmd) || "libraries".equals(cmd)) { 21185 dumpState.setDump(DumpState.DUMP_LIBS); 21186 } else if ("f".equals(cmd) || "features".equals(cmd)) { 21187 dumpState.setDump(DumpState.DUMP_FEATURES); 21188 } else if ("r".equals(cmd) || "resolvers".equals(cmd)) { 21189 if (opti >= args.length) { 21190 dumpState.setDump(DumpState.DUMP_ACTIVITY_RESOLVERS 21191 | DumpState.DUMP_SERVICE_RESOLVERS 21192 | DumpState.DUMP_RECEIVER_RESOLVERS 21193 | DumpState.DUMP_CONTENT_RESOLVERS); 21194 } else { 21195 while (opti < args.length) { 21196 String name = args[opti]; 21197 if ("a".equals(name) || "activity".equals(name)) { 21198 dumpState.setDump(DumpState.DUMP_ACTIVITY_RESOLVERS); 21199 } else if ("s".equals(name) || "service".equals(name)) { 21200 dumpState.setDump(DumpState.DUMP_SERVICE_RESOLVERS); 21201 } else if ("r".equals(name) || "receiver".equals(name)) { 21202 dumpState.setDump(DumpState.DUMP_RECEIVER_RESOLVERS); 21203 } else if ("c".equals(name) || "content".equals(name)) { 21204 dumpState.setDump(DumpState.DUMP_CONTENT_RESOLVERS); 21205 } else { 21206 pw.println("Error: unknown resolver table type: " + name); 21207 return; 21208 } 21209 opti++; 21210 } 21211 } 21212 } else if ("perm".equals(cmd) || "permissions".equals(cmd)) { 21213 dumpState.setDump(DumpState.DUMP_PERMISSIONS); 21214 } else if ("permission".equals(cmd)) { 21215 if (opti >= args.length) { 21216 pw.println("Error: permission requires permission name"); 21217 return; 21218 } 21219 permissionNames = new ArraySet<>(); 21220 while (opti < args.length) { 21221 permissionNames.add(args[opti]); 21222 opti++; 21223 } 21224 dumpState.setDump(DumpState.DUMP_PERMISSIONS 21225 | DumpState.DUMP_PACKAGES | DumpState.DUMP_SHARED_USERS); 21226 } else if ("pref".equals(cmd) || "preferred".equals(cmd)) { 21227 dumpState.setDump(DumpState.DUMP_PREFERRED); 21228 } else if ("preferred-xml".equals(cmd)) { 21229 dumpState.setDump(DumpState.DUMP_PREFERRED_XML); 21230 if (opti < args.length && "--full".equals(args[opti])) { 21231 fullPreferred = true; 21232 opti++; 21233 } 21234 } else if ("d".equals(cmd) || "domain-preferred-apps".equals(cmd)) { 21235 dumpState.setDump(DumpState.DUMP_DOMAIN_PREFERRED); 21236 } else if ("p".equals(cmd) || "packages".equals(cmd)) { 21237 dumpState.setDump(DumpState.DUMP_PACKAGES); 21238 } else if ("s".equals(cmd) || "shared-users".equals(cmd)) { 21239 dumpState.setDump(DumpState.DUMP_SHARED_USERS); 21240 } else if ("prov".equals(cmd) || "providers".equals(cmd)) { 21241 dumpState.setDump(DumpState.DUMP_PROVIDERS); 21242 } else if ("m".equals(cmd) || "messages".equals(cmd)) { 21243 dumpState.setDump(DumpState.DUMP_MESSAGES); 21244 } else if ("v".equals(cmd) || "verifiers".equals(cmd)) { 21245 dumpState.setDump(DumpState.DUMP_VERIFIERS); 21246 } else if ("i".equals(cmd) || "ifv".equals(cmd) 21247 || "intent-filter-verifiers".equals(cmd)) { 21248 dumpState.setDump(DumpState.DUMP_INTENT_FILTER_VERIFIERS); 21249 } else if ("version".equals(cmd)) { 21250 dumpState.setDump(DumpState.DUMP_VERSION); 21251 } else if ("k".equals(cmd) || "keysets".equals(cmd)) { 21252 dumpState.setDump(DumpState.DUMP_KEYSETS); 21253 } else if ("installs".equals(cmd)) { 21254 dumpState.setDump(DumpState.DUMP_INSTALLS); 21255 } else if ("frozen".equals(cmd)) { 21256 dumpState.setDump(DumpState.DUMP_FROZEN); 21257 } else if ("volumes".equals(cmd)) { 21258 dumpState.setDump(DumpState.DUMP_VOLUMES); 21259 } else if ("dexopt".equals(cmd)) { 21260 dumpState.setDump(DumpState.DUMP_DEXOPT); 21261 } else if ("compiler-stats".equals(cmd)) { 21262 dumpState.setDump(DumpState.DUMP_COMPILER_STATS); 21263 } else if ("changes".equals(cmd)) { 21264 dumpState.setDump(DumpState.DUMP_CHANGES); 21265 } else if ("write".equals(cmd)) { 21266 synchronized (mPackages) { 21267 mSettings.writeLPr(); 21268 pw.println("Settings written."); 21269 return; 21270 } 21271 } 21272 } 21273 21274 if (checkin) { 21275 pw.println("vers,1"); 21276 } 21277 21278 // reader 21279 synchronized (mPackages) { 21280 if (dumpState.isDumping(DumpState.DUMP_VERSION) && packageName == null) { 21281 if (!checkin) { 21282 if (dumpState.onTitlePrinted()) 21283 pw.println(); 21284 pw.println("Database versions:"); 21285 mSettings.dumpVersionLPr(new IndentingPrintWriter(pw, " ")); 21286 } 21287 } 21288 21289 if (dumpState.isDumping(DumpState.DUMP_VERIFIERS) && packageName == null) { 21290 if (!checkin) { 21291 if (dumpState.onTitlePrinted()) 21292 pw.println(); 21293 pw.println("Verifiers:"); 21294 pw.print(" Required: "); 21295 pw.print(mRequiredVerifierPackage); 21296 pw.print(" (uid="); 21297 pw.print(getPackageUid(mRequiredVerifierPackage, MATCH_DEBUG_TRIAGED_MISSING, 21298 UserHandle.USER_SYSTEM)); 21299 pw.println(")"); 21300 } else if (mRequiredVerifierPackage != null) { 21301 pw.print("vrfy,"); pw.print(mRequiredVerifierPackage); 21302 pw.print(","); 21303 pw.println(getPackageUid(mRequiredVerifierPackage, MATCH_DEBUG_TRIAGED_MISSING, 21304 UserHandle.USER_SYSTEM)); 21305 } 21306 } 21307 21308 if (dumpState.isDumping(DumpState.DUMP_INTENT_FILTER_VERIFIERS) && 21309 packageName == null) { 21310 if (mIntentFilterVerifierComponent != null) { 21311 String verifierPackageName = mIntentFilterVerifierComponent.getPackageName(); 21312 if (!checkin) { 21313 if (dumpState.onTitlePrinted()) 21314 pw.println(); 21315 pw.println("Intent Filter Verifier:"); 21316 pw.print(" Using: "); 21317 pw.print(verifierPackageName); 21318 pw.print(" (uid="); 21319 pw.print(getPackageUid(verifierPackageName, MATCH_DEBUG_TRIAGED_MISSING, 21320 UserHandle.USER_SYSTEM)); 21321 pw.println(")"); 21322 } else if (verifierPackageName != null) { 21323 pw.print("ifv,"); pw.print(verifierPackageName); 21324 pw.print(","); 21325 pw.println(getPackageUid(verifierPackageName, MATCH_DEBUG_TRIAGED_MISSING, 21326 UserHandle.USER_SYSTEM)); 21327 } 21328 } else { 21329 pw.println(); 21330 pw.println("No Intent Filter Verifier available!"); 21331 } 21332 } 21333 21334 if (dumpState.isDumping(DumpState.DUMP_LIBS) && packageName == null) { 21335 boolean printedHeader = false; 21336 final Iterator<String> it = mSharedLibraries.keySet().iterator(); 21337 while (it.hasNext()) { 21338 String libName = it.next(); 21339 SparseArray<SharedLibraryEntry> versionedLib = mSharedLibraries.get(libName); 21340 if (versionedLib == null) { 21341 continue; 21342 } 21343 final int versionCount = versionedLib.size(); 21344 for (int i = 0; i < versionCount; i++) { 21345 SharedLibraryEntry libEntry = versionedLib.valueAt(i); 21346 if (!checkin) { 21347 if (!printedHeader) { 21348 if (dumpState.onTitlePrinted()) 21349 pw.println(); 21350 pw.println("Libraries:"); 21351 printedHeader = true; 21352 } 21353 pw.print(" "); 21354 } else { 21355 pw.print("lib,"); 21356 } 21357 pw.print(libEntry.info.getName()); 21358 if (libEntry.info.isStatic()) { 21359 pw.print(" version=" + libEntry.info.getVersion()); 21360 } 21361 if (!checkin) { 21362 pw.print(" -> "); 21363 } 21364 if (libEntry.path != null) { 21365 pw.print(" (jar) "); 21366 pw.print(libEntry.path); 21367 } else { 21368 pw.print(" (apk) "); 21369 pw.print(libEntry.apk); 21370 } 21371 pw.println(); 21372 } 21373 } 21374 } 21375 21376 if (dumpState.isDumping(DumpState.DUMP_FEATURES) && packageName == null) { 21377 if (dumpState.onTitlePrinted()) 21378 pw.println(); 21379 if (!checkin) { 21380 pw.println("Features:"); 21381 } 21382 21383 synchronized (mAvailableFeatures) { 21384 for (FeatureInfo feat : mAvailableFeatures.values()) { 21385 if (checkin) { 21386 pw.print("feat,"); 21387 pw.print(feat.name); 21388 pw.print(","); 21389 pw.println(feat.version); 21390 } else { 21391 pw.print(" "); 21392 pw.print(feat.name); 21393 if (feat.version > 0) { 21394 pw.print(" version="); 21395 pw.print(feat.version); 21396 } 21397 pw.println(); 21398 } 21399 } 21400 } 21401 } 21402 21403 if (!checkin && dumpState.isDumping(DumpState.DUMP_ACTIVITY_RESOLVERS)) { 21404 if (mActivities.dump(pw, dumpState.getTitlePrinted() ? "\nActivity Resolver Table:" 21405 : "Activity Resolver Table:", " ", packageName, 21406 dumpState.isOptionEnabled(DumpState.OPTION_SHOW_FILTERS), true)) { 21407 dumpState.setTitlePrinted(true); 21408 } 21409 } 21410 if (!checkin && dumpState.isDumping(DumpState.DUMP_RECEIVER_RESOLVERS)) { 21411 if (mReceivers.dump(pw, dumpState.getTitlePrinted() ? "\nReceiver Resolver Table:" 21412 : "Receiver Resolver Table:", " ", packageName, 21413 dumpState.isOptionEnabled(DumpState.OPTION_SHOW_FILTERS), true)) { 21414 dumpState.setTitlePrinted(true); 21415 } 21416 } 21417 if (!checkin && dumpState.isDumping(DumpState.DUMP_SERVICE_RESOLVERS)) { 21418 if (mServices.dump(pw, dumpState.getTitlePrinted() ? "\nService Resolver Table:" 21419 : "Service Resolver Table:", " ", packageName, 21420 dumpState.isOptionEnabled(DumpState.OPTION_SHOW_FILTERS), true)) { 21421 dumpState.setTitlePrinted(true); 21422 } 21423 } 21424 if (!checkin && dumpState.isDumping(DumpState.DUMP_CONTENT_RESOLVERS)) { 21425 if (mProviders.dump(pw, dumpState.getTitlePrinted() ? "\nProvider Resolver Table:" 21426 : "Provider Resolver Table:", " ", packageName, 21427 dumpState.isOptionEnabled(DumpState.OPTION_SHOW_FILTERS), true)) { 21428 dumpState.setTitlePrinted(true); 21429 } 21430 } 21431 21432 if (!checkin && dumpState.isDumping(DumpState.DUMP_PREFERRED)) { 21433 for (int i=0; i<mSettings.mPreferredActivities.size(); i++) { 21434 PreferredIntentResolver pir = mSettings.mPreferredActivities.valueAt(i); 21435 int user = mSettings.mPreferredActivities.keyAt(i); 21436 if (pir.dump(pw, 21437 dumpState.getTitlePrinted() 21438 ? "\nPreferred Activities User " + user + ":" 21439 : "Preferred Activities User " + user + ":", " ", 21440 packageName, true, false)) { 21441 dumpState.setTitlePrinted(true); 21442 } 21443 } 21444 } 21445 21446 if (!checkin && dumpState.isDumping(DumpState.DUMP_PREFERRED_XML)) { 21447 pw.flush(); 21448 FileOutputStream fout = new FileOutputStream(fd); 21449 BufferedOutputStream str = new BufferedOutputStream(fout); 21450 XmlSerializer serializer = new FastXmlSerializer(); 21451 try { 21452 serializer.setOutput(str, StandardCharsets.UTF_8.name()); 21453 serializer.startDocument(null, true); 21454 serializer.setFeature( 21455 "http://xmlpull.org/v1/doc/features.html#indent-output", true); 21456 mSettings.writePreferredActivitiesLPr(serializer, 0, fullPreferred); 21457 serializer.endDocument(); 21458 serializer.flush(); 21459 } catch (IllegalArgumentException e) { 21460 pw.println("Failed writing: " + e); 21461 } catch (IllegalStateException e) { 21462 pw.println("Failed writing: " + e); 21463 } catch (IOException e) { 21464 pw.println("Failed writing: " + e); 21465 } 21466 } 21467 21468 if (!checkin 21469 && dumpState.isDumping(DumpState.DUMP_DOMAIN_PREFERRED) 21470 && packageName == null) { 21471 pw.println(); 21472 int count = mSettings.mPackages.size(); 21473 if (count == 0) { 21474 pw.println("No applications!"); 21475 pw.println(); 21476 } else { 21477 final String prefix = " "; 21478 Collection<PackageSetting> allPackageSettings = mSettings.mPackages.values(); 21479 if (allPackageSettings.size() == 0) { 21480 pw.println("No domain preferred apps!"); 21481 pw.println(); 21482 } else { 21483 pw.println("App verification status:"); 21484 pw.println(); 21485 count = 0; 21486 for (PackageSetting ps : allPackageSettings) { 21487 IntentFilterVerificationInfo ivi = ps.getIntentFilterVerificationInfo(); 21488 if (ivi == null || ivi.getPackageName() == null) continue; 21489 pw.println(prefix + "Package: " + ivi.getPackageName()); 21490 pw.println(prefix + "Domains: " + ivi.getDomainsString()); 21491 pw.println(prefix + "Status: " + ivi.getStatusString()); 21492 pw.println(); 21493 count++; 21494 } 21495 if (count == 0) { 21496 pw.println(prefix + "No app verification established."); 21497 pw.println(); 21498 } 21499 for (int userId : sUserManager.getUserIds()) { 21500 pw.println("App linkages for user " + userId + ":"); 21501 pw.println(); 21502 count = 0; 21503 for (PackageSetting ps : allPackageSettings) { 21504 final long status = ps.getDomainVerificationStatusForUser(userId); 21505 if (status >> 32 == INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_UNDEFINED 21506 && !DEBUG_DOMAIN_VERIFICATION) { 21507 continue; 21508 } 21509 pw.println(prefix + "Package: " + ps.name); 21510 pw.println(prefix + "Domains: " + dumpDomainString(ps.name)); 21511 String statusStr = IntentFilterVerificationInfo. 21512 getStatusStringFromValue(status); 21513 pw.println(prefix + "Status: " + statusStr); 21514 pw.println(); 21515 count++; 21516 } 21517 if (count == 0) { 21518 pw.println(prefix + "No configured app linkages."); 21519 pw.println(); 21520 } 21521 } 21522 } 21523 } 21524 } 21525 21526 if (!checkin && dumpState.isDumping(DumpState.DUMP_PERMISSIONS)) { 21527 mSettings.dumpPermissionsLPr(pw, packageName, permissionNames, dumpState); 21528 } 21529 21530 if (!checkin && dumpState.isDumping(DumpState.DUMP_PROVIDERS)) { 21531 boolean printedSomething = false; 21532 for (PackageParser.Provider p : mProviders.mProviders.values()) { 21533 if (packageName != null && !packageName.equals(p.info.packageName)) { 21534 continue; 21535 } 21536 if (!printedSomething) { 21537 if (dumpState.onTitlePrinted()) 21538 pw.println(); 21539 pw.println("Registered ContentProviders:"); 21540 printedSomething = true; 21541 } 21542 pw.print(" "); p.printComponentShortName(pw); pw.println(":"); 21543 pw.print(" "); pw.println(p.toString()); 21544 } 21545 printedSomething = false; 21546 for (Map.Entry<String, PackageParser.Provider> entry : 21547 mProvidersByAuthority.entrySet()) { 21548 PackageParser.Provider p = entry.getValue(); 21549 if (packageName != null && !packageName.equals(p.info.packageName)) { 21550 continue; 21551 } 21552 if (!printedSomething) { 21553 if (dumpState.onTitlePrinted()) 21554 pw.println(); 21555 pw.println("ContentProvider Authorities:"); 21556 printedSomething = true; 21557 } 21558 pw.print(" ["); pw.print(entry.getKey()); pw.println("]:"); 21559 pw.print(" "); pw.println(p.toString()); 21560 if (p.info != null && p.info.applicationInfo != null) { 21561 final String appInfo = p.info.applicationInfo.toString(); 21562 pw.print(" applicationInfo="); pw.println(appInfo); 21563 } 21564 } 21565 } 21566 21567 if (!checkin && dumpState.isDumping(DumpState.DUMP_KEYSETS)) { 21568 mSettings.mKeySetManagerService.dumpLPr(pw, packageName, dumpState); 21569 } 21570 21571 if (dumpState.isDumping(DumpState.DUMP_PACKAGES)) { 21572 mSettings.dumpPackagesLPr(pw, packageName, permissionNames, dumpState, checkin); 21573 } 21574 21575 if (dumpState.isDumping(DumpState.DUMP_SHARED_USERS)) { 21576 mSettings.dumpSharedUsersLPr(pw, packageName, permissionNames, dumpState, checkin); 21577 } 21578 21579 if (dumpState.isDumping(DumpState.DUMP_CHANGES)) { 21580 if (dumpState.onTitlePrinted()) pw.println(); 21581 pw.println("Package Changes:"); 21582 pw.print(" Sequence number="); pw.println(mChangedPackagesSequenceNumber); 21583 final int K = mChangedPackages.size(); 21584 for (int i = 0; i < K; i++) { 21585 final SparseArray<String> changes = mChangedPackages.valueAt(i); 21586 pw.print(" User "); pw.print(mChangedPackages.keyAt(i)); pw.println(":"); 21587 final int N = changes.size(); 21588 if (N == 0) { 21589 pw.print(" "); pw.println("No packages changed"); 21590 } else { 21591 for (int j = 0; j < N; j++) { 21592 final String pkgName = changes.valueAt(j); 21593 final int sequenceNumber = changes.keyAt(j); 21594 pw.print(" "); 21595 pw.print("seq="); 21596 pw.print(sequenceNumber); 21597 pw.print(", package="); 21598 pw.println(pkgName); 21599 } 21600 } 21601 } 21602 } 21603 21604 if (!checkin && dumpState.isDumping(DumpState.DUMP_PERMISSIONS) && packageName == null) { 21605 mSettings.dumpRestoredPermissionGrantsLPr(pw, dumpState); 21606 } 21607 21608 if (!checkin && dumpState.isDumping(DumpState.DUMP_FROZEN) && packageName == null) { 21609 // XXX should handle packageName != null by dumping only install data that 21610 // the given package is involved with. 21611 if (dumpState.onTitlePrinted()) pw.println(); 21612 21613 final IndentingPrintWriter ipw = new IndentingPrintWriter(pw, " ", 120); 21614 ipw.println(); 21615 ipw.println("Frozen packages:"); 21616 ipw.increaseIndent(); 21617 if (mFrozenPackages.size() == 0) { 21618 ipw.println("(none)"); 21619 } else { 21620 for (int i = 0; i < mFrozenPackages.size(); i++) { 21621 ipw.println(mFrozenPackages.valueAt(i)); 21622 } 21623 } 21624 ipw.decreaseIndent(); 21625 } 21626 21627 if (!checkin && dumpState.isDumping(DumpState.DUMP_VOLUMES) && packageName == null) { 21628 if (dumpState.onTitlePrinted()) pw.println(); 21629 21630 final IndentingPrintWriter ipw = new IndentingPrintWriter(pw, " ", 120); 21631 ipw.println(); 21632 ipw.println("Loaded volumes:"); 21633 ipw.increaseIndent(); 21634 if (mLoadedVolumes.size() == 0) { 21635 ipw.println("(none)"); 21636 } else { 21637 for (int i = 0; i < mLoadedVolumes.size(); i++) { 21638 ipw.println(mLoadedVolumes.valueAt(i)); 21639 } 21640 } 21641 ipw.decreaseIndent(); 21642 } 21643 21644 if (!checkin && dumpState.isDumping(DumpState.DUMP_DEXOPT)) { 21645 if (dumpState.onTitlePrinted()) pw.println(); 21646 dumpDexoptStateLPr(pw, packageName); 21647 } 21648 21649 if (!checkin && dumpState.isDumping(DumpState.DUMP_COMPILER_STATS)) { 21650 if (dumpState.onTitlePrinted()) pw.println(); 21651 dumpCompilerStatsLPr(pw, packageName); 21652 } 21653 21654 if (!checkin && dumpState.isDumping(DumpState.DUMP_MESSAGES) && packageName == null) { 21655 if (dumpState.onTitlePrinted()) pw.println(); 21656 mSettings.dumpReadMessagesLPr(pw, dumpState); 21657 21658 pw.println(); 21659 pw.println("Package warning messages:"); 21660 BufferedReader in = null; 21661 String line = null; 21662 try { 21663 in = new BufferedReader(new FileReader(getSettingsProblemFile())); 21664 while ((line = in.readLine()) != null) { 21665 if (line.contains("ignored: updated version")) continue; 21666 pw.println(line); 21667 } 21668 } catch (IOException ignored) { 21669 } finally { 21670 IoUtils.closeQuietly(in); 21671 } 21672 } 21673 21674 if (checkin && dumpState.isDumping(DumpState.DUMP_MESSAGES)) { 21675 BufferedReader in = null; 21676 String line = null; 21677 try { 21678 in = new BufferedReader(new FileReader(getSettingsProblemFile())); 21679 while ((line = in.readLine()) != null) { 21680 if (line.contains("ignored: updated version")) continue; 21681 pw.print("msg,"); 21682 pw.println(line); 21683 } 21684 } catch (IOException ignored) { 21685 } finally { 21686 IoUtils.closeQuietly(in); 21687 } 21688 } 21689 } 21690 21691 // PackageInstaller should be called outside of mPackages lock 21692 if (!checkin && dumpState.isDumping(DumpState.DUMP_INSTALLS) && packageName == null) { 21693 // XXX should handle packageName != null by dumping only install data that 21694 // the given package is involved with. 21695 if (dumpState.onTitlePrinted()) pw.println(); 21696 mInstallerService.dump(new IndentingPrintWriter(pw, " ", 120)); 21697 } 21698 } 21699 21700 private void dumpProto(FileDescriptor fd) { 21701 final ProtoOutputStream proto = new ProtoOutputStream(fd); 21702 21703 synchronized (mPackages) { 21704 final long requiredVerifierPackageToken = 21705 proto.start(PackageServiceDumpProto.REQUIRED_VERIFIER_PACKAGE); 21706 proto.write(PackageServiceDumpProto.PackageShortProto.NAME, mRequiredVerifierPackage); 21707 proto.write( 21708 PackageServiceDumpProto.PackageShortProto.UID, 21709 getPackageUid( 21710 mRequiredVerifierPackage, 21711 MATCH_DEBUG_TRIAGED_MISSING, 21712 UserHandle.USER_SYSTEM)); 21713 proto.end(requiredVerifierPackageToken); 21714 21715 if (mIntentFilterVerifierComponent != null) { 21716 String verifierPackageName = mIntentFilterVerifierComponent.getPackageName(); 21717 final long verifierPackageToken = 21718 proto.start(PackageServiceDumpProto.VERIFIER_PACKAGE); 21719 proto.write(PackageServiceDumpProto.PackageShortProto.NAME, verifierPackageName); 21720 proto.write( 21721 PackageServiceDumpProto.PackageShortProto.UID, 21722 getPackageUid( 21723 verifierPackageName, 21724 MATCH_DEBUG_TRIAGED_MISSING, 21725 UserHandle.USER_SYSTEM)); 21726 proto.end(verifierPackageToken); 21727 } 21728 21729 dumpSharedLibrariesProto(proto); 21730 dumpFeaturesProto(proto); 21731 mSettings.dumpPackagesProto(proto); 21732 mSettings.dumpSharedUsersProto(proto); 21733 dumpMessagesProto(proto); 21734 } 21735 proto.flush(); 21736 } 21737 21738 private void dumpMessagesProto(ProtoOutputStream proto) { 21739 BufferedReader in = null; 21740 String line = null; 21741 try { 21742 in = new BufferedReader(new FileReader(getSettingsProblemFile())); 21743 while ((line = in.readLine()) != null) { 21744 if (line.contains("ignored: updated version")) continue; 21745 proto.write(PackageServiceDumpProto.MESSAGES, line); 21746 } 21747 } catch (IOException ignored) { 21748 } finally { 21749 IoUtils.closeQuietly(in); 21750 } 21751 } 21752 21753 private void dumpFeaturesProto(ProtoOutputStream proto) { 21754 synchronized (mAvailableFeatures) { 21755 final int count = mAvailableFeatures.size(); 21756 for (int i = 0; i < count; i++) { 21757 mAvailableFeatures.valueAt(i).writeToProto(proto, PackageServiceDumpProto.FEATURES); 21758 } 21759 } 21760 } 21761 21762 private void dumpSharedLibrariesProto(ProtoOutputStream proto) { 21763 final int count = mSharedLibraries.size(); 21764 for (int i = 0; i < count; i++) { 21765 final String libName = mSharedLibraries.keyAt(i); 21766 SparseArray<SharedLibraryEntry> versionedLib = mSharedLibraries.get(libName); 21767 if (versionedLib == null) { 21768 continue; 21769 } 21770 final int versionCount = versionedLib.size(); 21771 for (int j = 0; j < versionCount; j++) { 21772 final SharedLibraryEntry libEntry = versionedLib.valueAt(j); 21773 final long sharedLibraryToken = 21774 proto.start(PackageServiceDumpProto.SHARED_LIBRARIES); 21775 proto.write(PackageServiceDumpProto.SharedLibraryProto.NAME, libEntry.info.getName()); 21776 final boolean isJar = (libEntry.path != null); 21777 proto.write(PackageServiceDumpProto.SharedLibraryProto.IS_JAR, isJar); 21778 if (isJar) { 21779 proto.write(PackageServiceDumpProto.SharedLibraryProto.PATH, libEntry.path); 21780 } else { 21781 proto.write(PackageServiceDumpProto.SharedLibraryProto.APK, libEntry.apk); 21782 } 21783 proto.end(sharedLibraryToken); 21784 } 21785 } 21786 } 21787 21788 private void dumpDexoptStateLPr(PrintWriter pw, String packageName) { 21789 final IndentingPrintWriter ipw = new IndentingPrintWriter(pw, " "); 21790 ipw.println(); 21791 ipw.println("Dexopt state:"); 21792 ipw.increaseIndent(); 21793 Collection<PackageParser.Package> packages = null; 21794 if (packageName != null) { 21795 PackageParser.Package targetPackage = mPackages.get(packageName); 21796 if (targetPackage != null) { 21797 packages = Collections.singletonList(targetPackage); 21798 } else { 21799 ipw.println("Unable to find package: " + packageName); 21800 return; 21801 } 21802 } else { 21803 packages = mPackages.values(); 21804 } 21805 21806 for (PackageParser.Package pkg : packages) { 21807 ipw.println("[" + pkg.packageName + "]"); 21808 ipw.increaseIndent(); 21809 mPackageDexOptimizer.dumpDexoptState(ipw, pkg, 21810 mDexManager.getPackageUseInfoOrDefault(pkg.packageName)); 21811 ipw.decreaseIndent(); 21812 } 21813 } 21814 21815 private void dumpCompilerStatsLPr(PrintWriter pw, String packageName) { 21816 final IndentingPrintWriter ipw = new IndentingPrintWriter(pw, " "); 21817 ipw.println(); 21818 ipw.println("Compiler stats:"); 21819 ipw.increaseIndent(); 21820 Collection<PackageParser.Package> packages = null; 21821 if (packageName != null) { 21822 PackageParser.Package targetPackage = mPackages.get(packageName); 21823 if (targetPackage != null) { 21824 packages = Collections.singletonList(targetPackage); 21825 } else { 21826 ipw.println("Unable to find package: " + packageName); 21827 return; 21828 } 21829 } else { 21830 packages = mPackages.values(); 21831 } 21832 21833 for (PackageParser.Package pkg : packages) { 21834 ipw.println("[" + pkg.packageName + "]"); 21835 ipw.increaseIndent(); 21836 21837 CompilerStats.PackageStats stats = getCompilerPackageStats(pkg.packageName); 21838 if (stats == null) { 21839 ipw.println("(No recorded stats)"); 21840 } else { 21841 stats.dump(ipw); 21842 } 21843 ipw.decreaseIndent(); 21844 } 21845 } 21846 21847 private String dumpDomainString(String packageName) { 21848 List<IntentFilterVerificationInfo> iviList = getIntentFilterVerifications(packageName) 21849 .getList(); 21850 List<IntentFilter> filters = getAllIntentFilters(packageName).getList(); 21851 21852 ArraySet<String> result = new ArraySet<>(); 21853 if (iviList.size() > 0) { 21854 for (IntentFilterVerificationInfo ivi : iviList) { 21855 for (String host : ivi.getDomains()) { 21856 result.add(host); 21857 } 21858 } 21859 } 21860 if (filters != null && filters.size() > 0) { 21861 for (IntentFilter filter : filters) { 21862 if (filter.hasCategory(Intent.CATEGORY_BROWSABLE) 21863 && (filter.hasDataScheme(IntentFilter.SCHEME_HTTP) || 21864 filter.hasDataScheme(IntentFilter.SCHEME_HTTPS))) { 21865 result.addAll(filter.getHostsList()); 21866 } 21867 } 21868 } 21869 21870 StringBuilder sb = new StringBuilder(result.size() * 16); 21871 for (String domain : result) { 21872 if (sb.length() > 0) sb.append(" "); 21873 sb.append(domain); 21874 } 21875 return sb.toString(); 21876 } 21877 21878 // ------- apps on sdcard specific code ------- 21879 static final boolean DEBUG_SD_INSTALL = false; 21880 21881 private static final String SD_ENCRYPTION_KEYSTORE_NAME = "AppsOnSD"; 21882 21883 private static final String SD_ENCRYPTION_ALGORITHM = "AES"; 21884 21885 private boolean mMediaMounted = false; 21886 21887 static String getEncryptKey() { 21888 try { 21889 String sdEncKey = SystemKeyStore.getInstance().retrieveKeyHexString( 21890 SD_ENCRYPTION_KEYSTORE_NAME); 21891 if (sdEncKey == null) { 21892 sdEncKey = SystemKeyStore.getInstance().generateNewKeyHexString(128, 21893 SD_ENCRYPTION_ALGORITHM, SD_ENCRYPTION_KEYSTORE_NAME); 21894 if (sdEncKey == null) { 21895 Slog.e(TAG, "Failed to create encryption keys"); 21896 return null; 21897 } 21898 } 21899 return sdEncKey; 21900 } catch (NoSuchAlgorithmException nsae) { 21901 Slog.e(TAG, "Failed to create encryption keys with exception: " + nsae); 21902 return null; 21903 } catch (IOException ioe) { 21904 Slog.e(TAG, "Failed to retrieve encryption keys with exception: " + ioe); 21905 return null; 21906 } 21907 } 21908 21909 private void sendResourcesChangedBroadcast(boolean mediaStatus, boolean replacing, 21910 ArrayList<ApplicationInfo> infos, IIntentReceiver finishedReceiver) { 21911 final int size = infos.size(); 21912 final String[] packageNames = new String[size]; 21913 final int[] packageUids = new int[size]; 21914 for (int i = 0; i < size; i++) { 21915 final ApplicationInfo info = infos.get(i); 21916 packageNames[i] = info.packageName; 21917 packageUids[i] = info.uid; 21918 } 21919 sendResourcesChangedBroadcast(mediaStatus, replacing, packageNames, packageUids, 21920 finishedReceiver); 21921 } 21922 21923 private void sendResourcesChangedBroadcast(boolean mediaStatus, boolean replacing, 21924 ArrayList<String> pkgList, int uidArr[], IIntentReceiver finishedReceiver) { 21925 sendResourcesChangedBroadcast(mediaStatus, replacing, 21926 pkgList.toArray(new String[pkgList.size()]), uidArr, finishedReceiver); 21927 } 21928 21929 private void sendResourcesChangedBroadcast(boolean mediaStatus, boolean replacing, 21930 String[] pkgList, int uidArr[], IIntentReceiver finishedReceiver) { 21931 int size = pkgList.length; 21932 if (size > 0) { 21933 // Send broadcasts here 21934 Bundle extras = new Bundle(); 21935 extras.putStringArray(Intent.EXTRA_CHANGED_PACKAGE_LIST, pkgList); 21936 if (uidArr != null) { 21937 extras.putIntArray(Intent.EXTRA_CHANGED_UID_LIST, uidArr); 21938 } 21939 if (replacing) { 21940 extras.putBoolean(Intent.EXTRA_REPLACING, replacing); 21941 } 21942 String action = mediaStatus ? Intent.ACTION_EXTERNAL_APPLICATIONS_AVAILABLE 21943 : Intent.ACTION_EXTERNAL_APPLICATIONS_UNAVAILABLE; 21944 sendPackageBroadcast(action, null, extras, 0, null, finishedReceiver, null); 21945 } 21946 } 21947 21948 private void loadPrivatePackages(final VolumeInfo vol) { 21949 mHandler.post(new Runnable() { 21950 @Override 21951 public void run() { 21952 loadPrivatePackagesInner(vol); 21953 } 21954 }); 21955 } 21956 21957 private void loadPrivatePackagesInner(VolumeInfo vol) { 21958 final String volumeUuid = vol.fsUuid; 21959 if (TextUtils.isEmpty(volumeUuid)) { 21960 Slog.e(TAG, "Loading internal storage is probably a mistake; ignoring"); 21961 return; 21962 } 21963 21964 final ArrayList<PackageFreezer> freezers = new ArrayList<>(); 21965 final ArrayList<ApplicationInfo> loaded = new ArrayList<>(); 21966 final int parseFlags = mDefParseFlags | PackageParser.PARSE_EXTERNAL_STORAGE; 21967 21968 final VersionInfo ver; 21969 final List<PackageSetting> packages; 21970 synchronized (mPackages) { 21971 ver = mSettings.findOrCreateVersion(volumeUuid); 21972 packages = mSettings.getVolumePackagesLPr(volumeUuid); 21973 } 21974 21975 for (PackageSetting ps : packages) { 21976 freezers.add(freezePackage(ps.name, "loadPrivatePackagesInner")); 21977 synchronized (mInstallLock) { 21978 final PackageParser.Package pkg; 21979 try { 21980 pkg = scanPackageTracedLI(ps.codePath, parseFlags, SCAN_INITIAL, 0, null); 21981 loaded.add(pkg.applicationInfo); 21982 21983 } catch (PackageManagerException e) { 21984 Slog.w(TAG, "Failed to scan " + ps.codePath + ": " + e.getMessage()); 21985 } 21986 21987 if (!Build.FINGERPRINT.equals(ver.fingerprint)) { 21988 clearAppDataLIF(ps.pkg, UserHandle.USER_ALL, 21989 StorageManager.FLAG_STORAGE_DE | StorageManager.FLAG_STORAGE_CE 21990 | Installer.FLAG_CLEAR_CODE_CACHE_ONLY); 21991 } 21992 } 21993 } 21994 21995 // Reconcile app data for all started/unlocked users 21996 final StorageManager sm = mContext.getSystemService(StorageManager.class); 21997 final UserManager um = mContext.getSystemService(UserManager.class); 21998 UserManagerInternal umInternal = getUserManagerInternal(); 21999 for (UserInfo user : um.getUsers()) { 22000 final int flags; 22001 if (umInternal.isUserUnlockingOrUnlocked(user.id)) { 22002 flags = StorageManager.FLAG_STORAGE_DE | StorageManager.FLAG_STORAGE_CE; 22003 } else if (umInternal.isUserRunning(user.id)) { 22004 flags = StorageManager.FLAG_STORAGE_DE; 22005 } else { 22006 continue; 22007 } 22008 22009 try { 22010 sm.prepareUserStorage(volumeUuid, user.id, user.serialNumber, flags); 22011 synchronized (mInstallLock) { 22012 reconcileAppsDataLI(volumeUuid, user.id, flags, true /* migrateAppData */); 22013 } 22014 } catch (IllegalStateException e) { 22015 // Device was probably ejected, and we'll process that event momentarily 22016 Slog.w(TAG, "Failed to prepare storage: " + e); 22017 } 22018 } 22019 22020 synchronized (mPackages) { 22021 int updateFlags = UPDATE_PERMISSIONS_ALL; 22022 if (ver.sdkVersion != mSdkVersion) { 22023 logCriticalInfo(Log.INFO, "Platform changed from " + ver.sdkVersion + " to " 22024 + mSdkVersion + "; regranting permissions for " + volumeUuid); 22025 updateFlags |= UPDATE_PERMISSIONS_REPLACE_PKG | UPDATE_PERMISSIONS_REPLACE_ALL; 22026 } 22027 updatePermissionsLocked(null, null, volumeUuid, updateFlags); 22028 22029 // Yay, everything is now upgraded 22030 ver.forceCurrent(); 22031 22032 mSettings.writeLPr(); 22033 } 22034 22035 for (PackageFreezer freezer : freezers) { 22036 freezer.close(); 22037 } 22038 22039 if (DEBUG_INSTALL) Slog.d(TAG, "Loaded packages " + loaded); 22040 sendResourcesChangedBroadcast(true, false, loaded, null); 22041 mLoadedVolumes.add(vol.getId()); 22042 } 22043 22044 private void unloadPrivatePackages(final VolumeInfo vol) { 22045 mHandler.post(new Runnable() { 22046 @Override 22047 public void run() { 22048 unloadPrivatePackagesInner(vol); 22049 } 22050 }); 22051 } 22052 22053 private void unloadPrivatePackagesInner(VolumeInfo vol) { 22054 final String volumeUuid = vol.fsUuid; 22055 if (TextUtils.isEmpty(volumeUuid)) { 22056 Slog.e(TAG, "Unloading internal storage is probably a mistake; ignoring"); 22057 return; 22058 } 22059 22060 final ArrayList<ApplicationInfo> unloaded = new ArrayList<>(); 22061 synchronized (mInstallLock) { 22062 synchronized (mPackages) { 22063 final List<PackageSetting> packages = mSettings.getVolumePackagesLPr(volumeUuid); 22064 for (PackageSetting ps : packages) { 22065 if (ps.pkg == null) continue; 22066 22067 final ApplicationInfo info = ps.pkg.applicationInfo; 22068 final int deleteFlags = PackageManager.DELETE_KEEP_DATA; 22069 final PackageRemovedInfo outInfo = new PackageRemovedInfo(this); 22070 22071 try (PackageFreezer freezer = freezePackageForDelete(ps.name, deleteFlags, 22072 "unloadPrivatePackagesInner")) { 22073 if (deletePackageLIF(ps.name, null, false, null, deleteFlags, outInfo, 22074 false, null)) { 22075 unloaded.add(info); 22076 } else { 22077 Slog.w(TAG, "Failed to unload " + ps.codePath); 22078 } 22079 } 22080 22081 // Try very hard to release any references to this package 22082 // so we don't risk the system server being killed due to 22083 // open FDs 22084 AttributeCache.instance().removePackage(ps.name); 22085 } 22086 22087 mSettings.writeLPr(); 22088 } 22089 } 22090 22091 if (DEBUG_INSTALL) Slog.d(TAG, "Unloaded packages " + unloaded); 22092 sendResourcesChangedBroadcast(false, false, unloaded, null); 22093 mLoadedVolumes.remove(vol.getId()); 22094 22095 // Try very hard to release any references to this path so we don't risk 22096 // the system server being killed due to open FDs 22097 ResourcesManager.getInstance().invalidatePath(vol.getPath().getAbsolutePath()); 22098 22099 for (int i = 0; i < 3; i++) { 22100 System.gc(); 22101 System.runFinalization(); 22102 } 22103 } 22104 22105 private void assertPackageKnown(String volumeUuid, String packageName) 22106 throws PackageManagerException { 22107 synchronized (mPackages) { 22108 // Normalize package name to handle renamed packages 22109 packageName = normalizePackageNameLPr(packageName); 22110 22111 final PackageSetting ps = mSettings.mPackages.get(packageName); 22112 if (ps == null) { 22113 throw new PackageManagerException("Package " + packageName + " is unknown"); 22114 } else if (!TextUtils.equals(volumeUuid, ps.volumeUuid)) { 22115 throw new PackageManagerException( 22116 "Package " + packageName + " found on unknown volume " + volumeUuid 22117 + "; expected volume " + ps.volumeUuid); 22118 } 22119 } 22120 } 22121 22122 private void assertPackageKnownAndInstalled(String volumeUuid, String packageName, int userId) 22123 throws PackageManagerException { 22124 synchronized (mPackages) { 22125 // Normalize package name to handle renamed packages 22126 packageName = normalizePackageNameLPr(packageName); 22127 22128 final PackageSetting ps = mSettings.mPackages.get(packageName); 22129 if (ps == null) { 22130 throw new PackageManagerException("Package " + packageName + " is unknown"); 22131 } else if (!TextUtils.equals(volumeUuid, ps.volumeUuid)) { 22132 throw new PackageManagerException( 22133 "Package " + packageName + " found on unknown volume " + volumeUuid 22134 + "; expected volume " + ps.volumeUuid); 22135 } else if (!ps.getInstalled(userId)) { 22136 throw new PackageManagerException( 22137 "Package " + packageName + " not installed for user " + userId); 22138 } 22139 } 22140 } 22141 22142 private List<String> collectAbsoluteCodePaths() { 22143 synchronized (mPackages) { 22144 List<String> codePaths = new ArrayList<>(); 22145 final int packageCount = mSettings.mPackages.size(); 22146 for (int i = 0; i < packageCount; i++) { 22147 final PackageSetting ps = mSettings.mPackages.valueAt(i); 22148 codePaths.add(ps.codePath.getAbsolutePath()); 22149 } 22150 return codePaths; 22151 } 22152 } 22153 22154 /** 22155 * Examine all apps present on given mounted volume, and destroy apps that 22156 * aren't expected, either due to uninstallation or reinstallation on 22157 * another volume. 22158 */ 22159 private void reconcileApps(String volumeUuid) { 22160 List<String> absoluteCodePaths = collectAbsoluteCodePaths(); 22161 List<File> filesToDelete = null; 22162 22163 final File[] files = FileUtils.listFilesOrEmpty( 22164 Environment.getDataAppDirectory(volumeUuid)); 22165 for (File file : files) { 22166 final boolean isPackage = (isApkFile(file) || file.isDirectory()) 22167 && !PackageInstallerService.isStageName(file.getName()); 22168 if (!isPackage) { 22169 // Ignore entries which are not packages 22170 continue; 22171 } 22172 22173 String absolutePath = file.getAbsolutePath(); 22174 22175 boolean pathValid = false; 22176 final int absoluteCodePathCount = absoluteCodePaths.size(); 22177 for (int i = 0; i < absoluteCodePathCount; i++) { 22178 String absoluteCodePath = absoluteCodePaths.get(i); 22179 if (absolutePath.startsWith(absoluteCodePath)) { 22180 pathValid = true; 22181 break; 22182 } 22183 } 22184 22185 if (!pathValid) { 22186 if (filesToDelete == null) { 22187 filesToDelete = new ArrayList<>(); 22188 } 22189 filesToDelete.add(file); 22190 } 22191 } 22192 22193 if (filesToDelete != null) { 22194 final int fileToDeleteCount = filesToDelete.size(); 22195 for (int i = 0; i < fileToDeleteCount; i++) { 22196 File fileToDelete = filesToDelete.get(i); 22197 logCriticalInfo(Log.WARN, "Destroying orphaned" + fileToDelete); 22198 synchronized (mInstallLock) { 22199 removeCodePathLI(fileToDelete); 22200 } 22201 } 22202 } 22203 } 22204 22205 /** 22206 * Reconcile all app data for the given user. 22207 * <p> 22208 * Verifies that directories exist and that ownership and labeling is 22209 * correct for all installed apps on all mounted volumes. 22210 */ 22211 void reconcileAppsData(int userId, int flags, boolean migrateAppsData) { 22212 final StorageManager storage = mContext.getSystemService(StorageManager.class); 22213 for (VolumeInfo vol : storage.getWritablePrivateVolumes()) { 22214 final String volumeUuid = vol.getFsUuid(); 22215 synchronized (mInstallLock) { 22216 reconcileAppsDataLI(volumeUuid, userId, flags, migrateAppsData); 22217 } 22218 } 22219 } 22220 22221 private void reconcileAppsDataLI(String volumeUuid, int userId, int flags, 22222 boolean migrateAppData) { 22223 reconcileAppsDataLI(volumeUuid, userId, flags, migrateAppData, false /* onlyCoreApps */); 22224 } 22225 22226 /** 22227 * Reconcile all app data on given mounted volume. 22228 * <p> 22229 * Destroys app data that isn't expected, either due to uninstallation or 22230 * reinstallation on another volume. 22231 * <p> 22232 * Verifies that directories exist and that ownership and labeling is 22233 * correct for all installed apps. 22234 * @returns list of skipped non-core packages (if {@code onlyCoreApps} is true) 22235 */ 22236 private List<String> reconcileAppsDataLI(String volumeUuid, int userId, int flags, 22237 boolean migrateAppData, boolean onlyCoreApps) { 22238 Slog.v(TAG, "reconcileAppsData for " + volumeUuid + " u" + userId + " 0x" 22239 + Integer.toHexString(flags) + " migrateAppData=" + migrateAppData); 22240 List<String> result = onlyCoreApps ? new ArrayList<>() : null; 22241 22242 final File ceDir = Environment.getDataUserCeDirectory(volumeUuid, userId); 22243 final File deDir = Environment.getDataUserDeDirectory(volumeUuid, userId); 22244 22245 // First look for stale data that doesn't belong, and check if things 22246 // have changed since we did our last restorecon 22247 if ((flags & StorageManager.FLAG_STORAGE_CE) != 0) { 22248 if (StorageManager.isFileEncryptedNativeOrEmulated() 22249 && !StorageManager.isUserKeyUnlocked(userId)) { 22250 throw new RuntimeException( 22251 "Yikes, someone asked us to reconcile CE storage while " + userId 22252 + " was still locked; this would have caused massive data loss!"); 22253 } 22254 22255 final File[] files = FileUtils.listFilesOrEmpty(ceDir); 22256 for (File file : files) { 22257 final String packageName = file.getName(); 22258 try { 22259 assertPackageKnownAndInstalled(volumeUuid, packageName, userId); 22260 } catch (PackageManagerException e) { 22261 logCriticalInfo(Log.WARN, "Destroying " + file + " due to: " + e); 22262 try { 22263 mInstaller.destroyAppData(volumeUuid, packageName, userId, 22264 StorageManager.FLAG_STORAGE_CE, 0); 22265 } catch (InstallerException e2) { 22266 logCriticalInfo(Log.WARN, "Failed to destroy: " + e2); 22267 } 22268 } 22269 } 22270 } 22271 if ((flags & StorageManager.FLAG_STORAGE_DE) != 0) { 22272 final File[] files = FileUtils.listFilesOrEmpty(deDir); 22273 for (File file : files) { 22274 final String packageName = file.getName(); 22275 try { 22276 assertPackageKnownAndInstalled(volumeUuid, packageName, userId); 22277 } catch (PackageManagerException e) { 22278 logCriticalInfo(Log.WARN, "Destroying " + file + " due to: " + e); 22279 try { 22280 mInstaller.destroyAppData(volumeUuid, packageName, userId, 22281 StorageManager.FLAG_STORAGE_DE, 0); 22282 } catch (InstallerException e2) { 22283 logCriticalInfo(Log.WARN, "Failed to destroy: " + e2); 22284 } 22285 } 22286 } 22287 } 22288 22289 // Ensure that data directories are ready to roll for all packages 22290 // installed for this volume and user 22291 final List<PackageSetting> packages; 22292 synchronized (mPackages) { 22293 packages = mSettings.getVolumePackagesLPr(volumeUuid); 22294 } 22295 int preparedCount = 0; 22296 for (PackageSetting ps : packages) { 22297 final String packageName = ps.name; 22298 if (ps.pkg == null) { 22299 Slog.w(TAG, "Odd, missing scanned package " + packageName); 22300 // TODO: might be due to legacy ASEC apps; we should circle back 22301 // and reconcile again once they're scanned 22302 continue; 22303 } 22304 // Skip non-core apps if requested 22305 if (onlyCoreApps && !ps.pkg.coreApp) { 22306 result.add(packageName); 22307 continue; 22308 } 22309 22310 if (ps.getInstalled(userId)) { 22311 prepareAppDataAndMigrateLIF(ps.pkg, userId, flags, migrateAppData); 22312 preparedCount++; 22313 } 22314 } 22315 22316 Slog.v(TAG, "reconcileAppsData finished " + preparedCount + " packages"); 22317 return result; 22318 } 22319 22320 /** 22321 * Prepare app data for the given app just after it was installed or 22322 * upgraded. This method carefully only touches users that it's installed 22323 * for, and it forces a restorecon to handle any seinfo changes. 22324 * <p> 22325 * Verifies that directories exist and that ownership and labeling is 22326 * correct for all installed apps. If there is an ownership mismatch, it 22327 * will try recovering system apps by wiping data; third-party app data is 22328 * left intact. 22329 * <p> 22330 * <em>Note: To avoid a deadlock, do not call this method with {@code mPackages} lock held</em> 22331 */ 22332 private void prepareAppDataAfterInstallLIF(PackageParser.Package pkg) { 22333 final PackageSetting ps; 22334 synchronized (mPackages) { 22335 ps = mSettings.mPackages.get(pkg.packageName); 22336 mSettings.writeKernelMappingLPr(ps); 22337 } 22338 22339 final UserManager um = mContext.getSystemService(UserManager.class); 22340 UserManagerInternal umInternal = getUserManagerInternal(); 22341 for (UserInfo user : um.getUsers()) { 22342 final int flags; 22343 if (umInternal.isUserUnlockingOrUnlocked(user.id)) { 22344 flags = StorageManager.FLAG_STORAGE_DE | StorageManager.FLAG_STORAGE_CE; 22345 } else if (umInternal.isUserRunning(user.id)) { 22346 flags = StorageManager.FLAG_STORAGE_DE; 22347 } else { 22348 continue; 22349 } 22350 22351 if (ps.getInstalled(user.id)) { 22352 // TODO: when user data is locked, mark that we're still dirty 22353 prepareAppDataLIF(pkg, user.id, flags); 22354 } 22355 } 22356 } 22357 22358 /** 22359 * Prepare app data for the given app. 22360 * <p> 22361 * Verifies that directories exist and that ownership and labeling is 22362 * correct for all installed apps. If there is an ownership mismatch, this 22363 * will try recovering system apps by wiping data; third-party app data is 22364 * left intact. 22365 */ 22366 private void prepareAppDataLIF(PackageParser.Package pkg, int userId, int flags) { 22367 if (pkg == null) { 22368 Slog.wtf(TAG, "Package was null!", new Throwable()); 22369 return; 22370 } 22371 prepareAppDataLeafLIF(pkg, userId, flags); 22372 final int childCount = (pkg.childPackages != null) ? pkg.childPackages.size() : 0; 22373 for (int i = 0; i < childCount; i++) { 22374 prepareAppDataLeafLIF(pkg.childPackages.get(i), userId, flags); 22375 } 22376 } 22377 22378 private void prepareAppDataAndMigrateLIF(PackageParser.Package pkg, int userId, int flags, 22379 boolean maybeMigrateAppData) { 22380 prepareAppDataLIF(pkg, userId, flags); 22381 22382 if (maybeMigrateAppData && maybeMigrateAppDataLIF(pkg, userId)) { 22383 // We may have just shuffled around app data directories, so 22384 // prepare them one more time 22385 prepareAppDataLIF(pkg, userId, flags); 22386 } 22387 } 22388 22389 private void prepareAppDataLeafLIF(PackageParser.Package pkg, int userId, int flags) { 22390 if (DEBUG_APP_DATA) { 22391 Slog.v(TAG, "prepareAppData for " + pkg.packageName + " u" + userId + " 0x" 22392 + Integer.toHexString(flags)); 22393 } 22394 22395 final String volumeUuid = pkg.volumeUuid; 22396 final String packageName = pkg.packageName; 22397 final ApplicationInfo app = pkg.applicationInfo; 22398 final int appId = UserHandle.getAppId(app.uid); 22399 22400 Preconditions.checkNotNull(app.seInfo); 22401 22402 long ceDataInode = -1; 22403 try { 22404 ceDataInode = mInstaller.createAppData(volumeUuid, packageName, userId, flags, 22405 appId, app.seInfo, app.targetSdkVersion); 22406 } catch (InstallerException e) { 22407 if (app.isSystemApp()) { 22408 logCriticalInfo(Log.ERROR, "Failed to create app data for " + packageName 22409 + ", but trying to recover: " + e); 22410 destroyAppDataLeafLIF(pkg, userId, flags); 22411 try { 22412 ceDataInode = mInstaller.createAppData(volumeUuid, packageName, userId, flags, 22413 appId, app.seInfo, app.targetSdkVersion); 22414 logCriticalInfo(Log.DEBUG, "Recovery succeeded!"); 22415 } catch (InstallerException e2) { 22416 logCriticalInfo(Log.DEBUG, "Recovery failed!"); 22417 } 22418 } else { 22419 Slog.e(TAG, "Failed to create app data for " + packageName + ": " + e); 22420 } 22421 } 22422 22423 if ((flags & StorageManager.FLAG_STORAGE_CE) != 0 && ceDataInode != -1) { 22424 // TODO: mark this structure as dirty so we persist it! 22425 synchronized (mPackages) { 22426 final PackageSetting ps = mSettings.mPackages.get(packageName); 22427 if (ps != null) { 22428 ps.setCeDataInode(ceDataInode, userId); 22429 } 22430 } 22431 } 22432 22433 prepareAppDataContentsLeafLIF(pkg, userId, flags); 22434 } 22435 22436 private void prepareAppDataContentsLIF(PackageParser.Package pkg, int userId, int flags) { 22437 if (pkg == null) { 22438 Slog.wtf(TAG, "Package was null!", new Throwable()); 22439 return; 22440 } 22441 prepareAppDataContentsLeafLIF(pkg, userId, flags); 22442 final int childCount = (pkg.childPackages != null) ? pkg.childPackages.size() : 0; 22443 for (int i = 0; i < childCount; i++) { 22444 prepareAppDataContentsLeafLIF(pkg.childPackages.get(i), userId, flags); 22445 } 22446 } 22447 22448 private void prepareAppDataContentsLeafLIF(PackageParser.Package pkg, int userId, int flags) { 22449 final String volumeUuid = pkg.volumeUuid; 22450 final String packageName = pkg.packageName; 22451 final ApplicationInfo app = pkg.applicationInfo; 22452 22453 if ((flags & StorageManager.FLAG_STORAGE_CE) != 0) { 22454 // Create a native library symlink only if we have native libraries 22455 // and if the native libraries are 32 bit libraries. We do not provide 22456 // this symlink for 64 bit libraries. 22457 if (app.primaryCpuAbi != null && !VMRuntime.is64BitAbi(app.primaryCpuAbi)) { 22458 final String nativeLibPath = app.nativeLibraryDir; 22459 try { 22460 mInstaller.linkNativeLibraryDirectory(volumeUuid, packageName, 22461 nativeLibPath, userId); 22462 } catch (InstallerException e) { 22463 Slog.e(TAG, "Failed to link native for " + packageName + ": " + e); 22464 } 22465 } 22466 } 22467 } 22468 22469 /** 22470 * For system apps on non-FBE devices, this method migrates any existing 22471 * CE/DE data to match the {@code defaultToDeviceProtectedStorage} flag 22472 * requested by the app. 22473 */ 22474 private boolean maybeMigrateAppDataLIF(PackageParser.Package pkg, int userId) { 22475 if (pkg.isSystemApp() && !StorageManager.isFileEncryptedNativeOrEmulated() 22476 && PackageManager.APPLY_DEFAULT_TO_DEVICE_PROTECTED_STORAGE) { 22477 final int storageTarget = pkg.applicationInfo.isDefaultToDeviceProtectedStorage() 22478 ? StorageManager.FLAG_STORAGE_DE : StorageManager.FLAG_STORAGE_CE; 22479 try { 22480 mInstaller.migrateAppData(pkg.volumeUuid, pkg.packageName, userId, 22481 storageTarget); 22482 } catch (InstallerException e) { 22483 logCriticalInfo(Log.WARN, 22484 "Failed to migrate " + pkg.packageName + ": " + e.getMessage()); 22485 } 22486 return true; 22487 } else { 22488 return false; 22489 } 22490 } 22491 22492 public PackageFreezer freezePackage(String packageName, String killReason) { 22493 return freezePackage(packageName, UserHandle.USER_ALL, killReason); 22494 } 22495 22496 public PackageFreezer freezePackage(String packageName, int userId, String killReason) { 22497 return new PackageFreezer(packageName, userId, killReason); 22498 } 22499 22500 public PackageFreezer freezePackageForInstall(String packageName, int installFlags, 22501 String killReason) { 22502 return freezePackageForInstall(packageName, UserHandle.USER_ALL, installFlags, killReason); 22503 } 22504 22505 public PackageFreezer freezePackageForInstall(String packageName, int userId, int installFlags, 22506 String killReason) { 22507 if ((installFlags & PackageManager.INSTALL_DONT_KILL_APP) != 0) { 22508 return new PackageFreezer(); 22509 } else { 22510 return freezePackage(packageName, userId, killReason); 22511 } 22512 } 22513 22514 public PackageFreezer freezePackageForDelete(String packageName, int deleteFlags, 22515 String killReason) { 22516 return freezePackageForDelete(packageName, UserHandle.USER_ALL, deleteFlags, killReason); 22517 } 22518 22519 public PackageFreezer freezePackageForDelete(String packageName, int userId, int deleteFlags, 22520 String killReason) { 22521 if ((deleteFlags & PackageManager.DELETE_DONT_KILL_APP) != 0) { 22522 return new PackageFreezer(); 22523 } else { 22524 return freezePackage(packageName, userId, killReason); 22525 } 22526 } 22527 22528 /** 22529 * Class that freezes and kills the given package upon creation, and 22530 * unfreezes it upon closing. This is typically used when doing surgery on 22531 * app code/data to prevent the app from running while you're working. 22532 */ 22533 private class PackageFreezer implements AutoCloseable { 22534 private final String mPackageName; 22535 private final PackageFreezer[] mChildren; 22536 22537 private final boolean mWeFroze; 22538 22539 private final AtomicBoolean mClosed = new AtomicBoolean(); 22540 private final CloseGuard mCloseGuard = CloseGuard.get(); 22541 22542 /** 22543 * Create and return a stub freezer that doesn't actually do anything, 22544 * typically used when someone requested 22545 * {@link PackageManager#INSTALL_DONT_KILL_APP} or 22546 * {@link PackageManager#DELETE_DONT_KILL_APP}. 22547 */ 22548 public PackageFreezer() { 22549 mPackageName = null; 22550 mChildren = null; 22551 mWeFroze = false; 22552 mCloseGuard.open("close"); 22553 } 22554 22555 public PackageFreezer(String packageName, int userId, String killReason) { 22556 synchronized (mPackages) { 22557 mPackageName = packageName; 22558 mWeFroze = mFrozenPackages.add(mPackageName); 22559 22560 final PackageSetting ps = mSettings.mPackages.get(mPackageName); 22561 if (ps != null) { 22562 killApplication(ps.name, ps.appId, userId, killReason); 22563 } 22564 22565 final PackageParser.Package p = mPackages.get(packageName); 22566 if (p != null && p.childPackages != null) { 22567 final int N = p.childPackages.size(); 22568 mChildren = new PackageFreezer[N]; 22569 for (int i = 0; i < N; i++) { 22570 mChildren[i] = new PackageFreezer(p.childPackages.get(i).packageName, 22571 userId, killReason); 22572 } 22573 } else { 22574 mChildren = null; 22575 } 22576 } 22577 mCloseGuard.open("close"); 22578 } 22579 22580 @Override 22581 protected void finalize() throws Throwable { 22582 try { 22583 if (mCloseGuard != null) { 22584 mCloseGuard.warnIfOpen(); 22585 } 22586 22587 close(); 22588 } finally { 22589 super.finalize(); 22590 } 22591 } 22592 22593 @Override 22594 public void close() { 22595 mCloseGuard.close(); 22596 if (mClosed.compareAndSet(false, true)) { 22597 synchronized (mPackages) { 22598 if (mWeFroze) { 22599 mFrozenPackages.remove(mPackageName); 22600 } 22601 22602 if (mChildren != null) { 22603 for (PackageFreezer freezer : mChildren) { 22604 freezer.close(); 22605 } 22606 } 22607 } 22608 } 22609 } 22610 } 22611 22612 /** 22613 * Verify that given package is currently frozen. 22614 */ 22615 private void checkPackageFrozen(String packageName) { 22616 synchronized (mPackages) { 22617 if (!mFrozenPackages.contains(packageName)) { 22618 Slog.wtf(TAG, "Expected " + packageName + " to be frozen!", new Throwable()); 22619 } 22620 } 22621 } 22622 22623 @Override 22624 public int movePackage(final String packageName, final String volumeUuid) { 22625 mContext.enforceCallingOrSelfPermission(android.Manifest.permission.MOVE_PACKAGE, null); 22626 22627 final int callingUid = Binder.getCallingUid(); 22628 final UserHandle user = new UserHandle(UserHandle.getUserId(callingUid)); 22629 final int moveId = mNextMoveId.getAndIncrement(); 22630 mHandler.post(new Runnable() { 22631 @Override 22632 public void run() { 22633 try { 22634 movePackageInternal(packageName, volumeUuid, moveId, callingUid, user); 22635 } catch (PackageManagerException e) { 22636 Slog.w(TAG, "Failed to move " + packageName, e); 22637 mMoveCallbacks.notifyStatusChanged(moveId, e.error); 22638 } 22639 } 22640 }); 22641 return moveId; 22642 } 22643 22644 private void movePackageInternal(final String packageName, final String volumeUuid, 22645 final int moveId, final int callingUid, UserHandle user) 22646 throws PackageManagerException { 22647 final StorageManager storage = mContext.getSystemService(StorageManager.class); 22648 final PackageManager pm = mContext.getPackageManager(); 22649 22650 final boolean currentAsec; 22651 final String currentVolumeUuid; 22652 final File codeFile; 22653 final String installerPackageName; 22654 final String packageAbiOverride; 22655 final int appId; 22656 final String seinfo; 22657 final String label; 22658 final int targetSdkVersion; 22659 final PackageFreezer freezer; 22660 final int[] installedUserIds; 22661 22662 // reader 22663 synchronized (mPackages) { 22664 final PackageParser.Package pkg = mPackages.get(packageName); 22665 final PackageSetting ps = mSettings.mPackages.get(packageName); 22666 if (pkg == null 22667 || ps == null 22668 || filterAppAccessLPr(ps, callingUid, user.getIdentifier())) { 22669 throw new PackageManagerException(MOVE_FAILED_DOESNT_EXIST, "Missing package"); 22670 } 22671 if (pkg.applicationInfo.isSystemApp()) { 22672 throw new PackageManagerException(MOVE_FAILED_SYSTEM_PACKAGE, 22673 "Cannot move system application"); 22674 } 22675 22676 final boolean isInternalStorage = VolumeInfo.ID_PRIVATE_INTERNAL.equals(volumeUuid); 22677 final boolean allow3rdPartyOnInternal = mContext.getResources().getBoolean( 22678 com.android.internal.R.bool.config_allow3rdPartyAppOnInternal); 22679 if (isInternalStorage && !allow3rdPartyOnInternal) { 22680 throw new PackageManagerException(MOVE_FAILED_3RD_PARTY_NOT_ALLOWED_ON_INTERNAL, 22681 "3rd party apps are not allowed on internal storage"); 22682 } 22683 22684 if (pkg.applicationInfo.isExternalAsec()) { 22685 currentAsec = true; 22686 currentVolumeUuid = StorageManager.UUID_PRIMARY_PHYSICAL; 22687 } else if (pkg.applicationInfo.isForwardLocked()) { 22688 currentAsec = true; 22689 currentVolumeUuid = "forward_locked"; 22690 } else { 22691 currentAsec = false; 22692 currentVolumeUuid = ps.volumeUuid; 22693 22694 final File probe = new File(pkg.codePath); 22695 final File probeOat = new File(probe, "oat"); 22696 if (!probe.isDirectory() || !probeOat.isDirectory()) { 22697 throw new PackageManagerException(MOVE_FAILED_INTERNAL_ERROR, 22698 "Move only supported for modern cluster style installs"); 22699 } 22700 } 22701 22702 if (Objects.equals(currentVolumeUuid, volumeUuid)) { 22703 throw new PackageManagerException(MOVE_FAILED_INTERNAL_ERROR, 22704 "Package already moved to " + volumeUuid); 22705 } 22706 if (pkg.applicationInfo.isInternal() && isPackageDeviceAdminOnAnyUser(packageName)) { 22707 throw new PackageManagerException(MOVE_FAILED_DEVICE_ADMIN, 22708 "Device admin cannot be moved"); 22709 } 22710 22711 if (mFrozenPackages.contains(packageName)) { 22712 throw new PackageManagerException(MOVE_FAILED_OPERATION_PENDING, 22713 "Failed to move already frozen package"); 22714 } 22715 22716 codeFile = new File(pkg.codePath); 22717 installerPackageName = ps.installerPackageName; 22718 packageAbiOverride = ps.cpuAbiOverrideString; 22719 appId = UserHandle.getAppId(pkg.applicationInfo.uid); 22720 seinfo = pkg.applicationInfo.seInfo; 22721 label = String.valueOf(pm.getApplicationLabel(pkg.applicationInfo)); 22722 targetSdkVersion = pkg.applicationInfo.targetSdkVersion; 22723 freezer = freezePackage(packageName, "movePackageInternal"); 22724 installedUserIds = ps.queryInstalledUsers(sUserManager.getUserIds(), true); 22725 } 22726 22727 final Bundle extras = new Bundle(); 22728 extras.putString(Intent.EXTRA_PACKAGE_NAME, packageName); 22729 extras.putString(Intent.EXTRA_TITLE, label); 22730 mMoveCallbacks.notifyCreated(moveId, extras); 22731 22732 int installFlags; 22733 final boolean moveCompleteApp; 22734 final File measurePath; 22735 22736 if (Objects.equals(StorageManager.UUID_PRIVATE_INTERNAL, volumeUuid)) { 22737 installFlags = INSTALL_INTERNAL; 22738 moveCompleteApp = !currentAsec; 22739 measurePath = Environment.getDataAppDirectory(volumeUuid); 22740 } else if (Objects.equals(StorageManager.UUID_PRIMARY_PHYSICAL, volumeUuid)) { 22741 installFlags = INSTALL_EXTERNAL; 22742 moveCompleteApp = false; 22743 measurePath = storage.getPrimaryPhysicalVolume().getPath(); 22744 } else { 22745 final VolumeInfo volume = storage.findVolumeByUuid(volumeUuid); 22746 if (volume == null || volume.getType() != VolumeInfo.TYPE_PRIVATE 22747 || !volume.isMountedWritable()) { 22748 freezer.close(); 22749 throw new PackageManagerException(MOVE_FAILED_INTERNAL_ERROR, 22750 "Move location not mounted private volume"); 22751 } 22752 22753 Preconditions.checkState(!currentAsec); 22754 22755 installFlags = INSTALL_INTERNAL; 22756 moveCompleteApp = true; 22757 measurePath = Environment.getDataAppDirectory(volumeUuid); 22758 } 22759 22760 // If we're moving app data around, we need all the users unlocked 22761 if (moveCompleteApp) { 22762 for (int userId : installedUserIds) { 22763 if (StorageManager.isFileEncryptedNativeOrEmulated() 22764 && !StorageManager.isUserKeyUnlocked(userId)) { 22765 throw new PackageManagerException(MOVE_FAILED_LOCKED_USER, 22766 "User " + userId + " must be unlocked"); 22767 } 22768 } 22769 } 22770 22771 final PackageStats stats = new PackageStats(null, -1); 22772 synchronized (mInstaller) { 22773 for (int userId : installedUserIds) { 22774 if (!getPackageSizeInfoLI(packageName, userId, stats)) { 22775 freezer.close(); 22776 throw new PackageManagerException(MOVE_FAILED_INTERNAL_ERROR, 22777 "Failed to measure package size"); 22778 } 22779 } 22780 } 22781 22782 if (DEBUG_INSTALL) Slog.d(TAG, "Measured code size " + stats.codeSize + ", data size " 22783 + stats.dataSize); 22784 22785 final long startFreeBytes = measurePath.getUsableSpace(); 22786 final long sizeBytes; 22787 if (moveCompleteApp) { 22788 sizeBytes = stats.codeSize + stats.dataSize; 22789 } else { 22790 sizeBytes = stats.codeSize; 22791 } 22792 22793 if (sizeBytes > storage.getStorageBytesUntilLow(measurePath)) { 22794 freezer.close(); 22795 throw new PackageManagerException(MOVE_FAILED_INTERNAL_ERROR, 22796 "Not enough free space to move"); 22797 } 22798 22799 mMoveCallbacks.notifyStatusChanged(moveId, 10); 22800 22801 final CountDownLatch installedLatch = new CountDownLatch(1); 22802 final IPackageInstallObserver2 installObserver = new IPackageInstallObserver2.Stub() { 22803 @Override 22804 public void onUserActionRequired(Intent intent) throws RemoteException { 22805 throw new IllegalStateException(); 22806 } 22807 22808 @Override 22809 public void onPackageInstalled(String basePackageName, int returnCode, String msg, 22810 Bundle extras) throws RemoteException { 22811 if (DEBUG_INSTALL) Slog.d(TAG, "Install result for move: " 22812 + PackageManager.installStatusToString(returnCode, msg)); 22813 22814 installedLatch.countDown(); 22815 freezer.close(); 22816 22817 final int status = PackageManager.installStatusToPublicStatus(returnCode); 22818 switch (status) { 22819 case PackageInstaller.STATUS_SUCCESS: 22820 mMoveCallbacks.notifyStatusChanged(moveId, 22821 PackageManager.MOVE_SUCCEEDED); 22822 break; 22823 case PackageInstaller.STATUS_FAILURE_STORAGE: 22824 mMoveCallbacks.notifyStatusChanged(moveId, 22825 PackageManager.MOVE_FAILED_INSUFFICIENT_STORAGE); 22826 break; 22827 default: 22828 mMoveCallbacks.notifyStatusChanged(moveId, 22829 PackageManager.MOVE_FAILED_INTERNAL_ERROR); 22830 break; 22831 } 22832 } 22833 }; 22834 22835 final MoveInfo move; 22836 if (moveCompleteApp) { 22837 // Kick off a thread to report progress estimates 22838 new Thread() { 22839 @Override 22840 public void run() { 22841 while (true) { 22842 try { 22843 if (installedLatch.await(1, TimeUnit.SECONDS)) { 22844 break; 22845 } 22846 } catch (InterruptedException ignored) { 22847 } 22848 22849 final long deltaFreeBytes = startFreeBytes - measurePath.getUsableSpace(); 22850 final int progress = 10 + (int) MathUtils.constrain( 22851 ((deltaFreeBytes * 80) / sizeBytes), 0, 80); 22852 mMoveCallbacks.notifyStatusChanged(moveId, progress); 22853 } 22854 } 22855 }.start(); 22856 22857 final String dataAppName = codeFile.getName(); 22858 move = new MoveInfo(moveId, currentVolumeUuid, volumeUuid, packageName, 22859 dataAppName, appId, seinfo, targetSdkVersion); 22860 } else { 22861 move = null; 22862 } 22863 22864 installFlags |= PackageManager.INSTALL_REPLACE_EXISTING; 22865 22866 final Message msg = mHandler.obtainMessage(INIT_COPY); 22867 final OriginInfo origin = OriginInfo.fromExistingFile(codeFile); 22868 final InstallParams params = new InstallParams(origin, move, installObserver, installFlags, 22869 installerPackageName, volumeUuid, null /*verificationInfo*/, user, 22870 packageAbiOverride, null /*grantedPermissions*/, null /*certificates*/, 22871 PackageManager.INSTALL_REASON_UNKNOWN); 22872 params.setTraceMethod("movePackage").setTraceCookie(System.identityHashCode(params)); 22873 msg.obj = params; 22874 22875 Trace.asyncTraceBegin(TRACE_TAG_PACKAGE_MANAGER, "movePackage", 22876 System.identityHashCode(msg.obj)); 22877 Trace.asyncTraceBegin(TRACE_TAG_PACKAGE_MANAGER, "queueInstall", 22878 System.identityHashCode(msg.obj)); 22879 22880 mHandler.sendMessage(msg); 22881 } 22882 22883 @Override 22884 public int movePrimaryStorage(String volumeUuid) throws RemoteException { 22885 mContext.enforceCallingOrSelfPermission(android.Manifest.permission.MOVE_PACKAGE, null); 22886 22887 final int realMoveId = mNextMoveId.getAndIncrement(); 22888 final Bundle extras = new Bundle(); 22889 extras.putString(VolumeRecord.EXTRA_FS_UUID, volumeUuid); 22890 mMoveCallbacks.notifyCreated(realMoveId, extras); 22891 22892 final IPackageMoveObserver callback = new IPackageMoveObserver.Stub() { 22893 @Override 22894 public void onCreated(int moveId, Bundle extras) { 22895 // Ignored 22896 } 22897 22898 @Override 22899 public void onStatusChanged(int moveId, int status, long estMillis) { 22900 mMoveCallbacks.notifyStatusChanged(realMoveId, status, estMillis); 22901 } 22902 }; 22903 22904 final StorageManager storage = mContext.getSystemService(StorageManager.class); 22905 storage.setPrimaryStorageUuid(volumeUuid, callback); 22906 return realMoveId; 22907 } 22908 22909 @Override 22910 public int getMoveStatus(int moveId) { 22911 mContext.enforceCallingOrSelfPermission( 22912 android.Manifest.permission.MOUNT_UNMOUNT_FILESYSTEMS, null); 22913 return mMoveCallbacks.mLastStatus.get(moveId); 22914 } 22915 22916 @Override 22917 public void registerMoveCallback(IPackageMoveObserver callback) { 22918 mContext.enforceCallingOrSelfPermission( 22919 android.Manifest.permission.MOUNT_UNMOUNT_FILESYSTEMS, null); 22920 mMoveCallbacks.register(callback); 22921 } 22922 22923 @Override 22924 public void unregisterMoveCallback(IPackageMoveObserver callback) { 22925 mContext.enforceCallingOrSelfPermission( 22926 android.Manifest.permission.MOUNT_UNMOUNT_FILESYSTEMS, null); 22927 mMoveCallbacks.unregister(callback); 22928 } 22929 22930 @Override 22931 public boolean setInstallLocation(int loc) { 22932 mContext.enforceCallingOrSelfPermission(android.Manifest.permission.WRITE_SECURE_SETTINGS, 22933 null); 22934 if (getInstallLocation() == loc) { 22935 return true; 22936 } 22937 if (loc == PackageHelper.APP_INSTALL_AUTO || loc == PackageHelper.APP_INSTALL_INTERNAL 22938 || loc == PackageHelper.APP_INSTALL_EXTERNAL) { 22939 android.provider.Settings.Global.putInt(mContext.getContentResolver(), 22940 android.provider.Settings.Global.DEFAULT_INSTALL_LOCATION, loc); 22941 return true; 22942 } 22943 return false; 22944 } 22945 22946 @Override 22947 public int getInstallLocation() { 22948 // allow instant app access 22949 return android.provider.Settings.Global.getInt(mContext.getContentResolver(), 22950 android.provider.Settings.Global.DEFAULT_INSTALL_LOCATION, 22951 PackageHelper.APP_INSTALL_AUTO); 22952 } 22953 22954 /** Called by UserManagerService */ 22955 void cleanUpUser(UserManagerService userManager, int userHandle) { 22956 synchronized (mPackages) { 22957 mDirtyUsers.remove(userHandle); 22958 mUserNeedsBadging.delete(userHandle); 22959 mSettings.removeUserLPw(userHandle); 22960 mPendingBroadcasts.remove(userHandle); 22961 mInstantAppRegistry.onUserRemovedLPw(userHandle); 22962 removeUnusedPackagesLPw(userManager, userHandle); 22963 } 22964 } 22965 22966 /** 22967 * We're removing userHandle and would like to remove any downloaded packages 22968 * that are no longer in use by any other user. 22969 * @param userHandle the user being removed 22970 */ 22971 private void removeUnusedPackagesLPw(UserManagerService userManager, final int userHandle) { 22972 final boolean DEBUG_CLEAN_APKS = false; 22973 int [] users = userManager.getUserIds(); 22974 Iterator<PackageSetting> psit = mSettings.mPackages.values().iterator(); 22975 while (psit.hasNext()) { 22976 PackageSetting ps = psit.next(); 22977 if (ps.pkg == null) { 22978 continue; 22979 } 22980 final String packageName = ps.pkg.packageName; 22981 // Skip over if system app 22982 if ((ps.pkgFlags & ApplicationInfo.FLAG_SYSTEM) != 0) { 22983 continue; 22984 } 22985 if (DEBUG_CLEAN_APKS) { 22986 Slog.i(TAG, "Checking package " + packageName); 22987 } 22988 boolean keep = shouldKeepUninstalledPackageLPr(packageName); 22989 if (keep) { 22990 if (DEBUG_CLEAN_APKS) { 22991 Slog.i(TAG, " Keeping package " + packageName + " - requested by DO"); 22992 } 22993 } else { 22994 for (int i = 0; i < users.length; i++) { 22995 if (users[i] != userHandle && ps.getInstalled(users[i])) { 22996 keep = true; 22997 if (DEBUG_CLEAN_APKS) { 22998 Slog.i(TAG, " Keeping package " + packageName + " for user " 22999 + users[i]); 23000 } 23001 break; 23002 } 23003 } 23004 } 23005 if (!keep) { 23006 if (DEBUG_CLEAN_APKS) { 23007 Slog.i(TAG, " Removing package " + packageName); 23008 } 23009 mHandler.post(new Runnable() { 23010 public void run() { 23011 deletePackageX(packageName, PackageManager.VERSION_CODE_HIGHEST, 23012 userHandle, 0); 23013 } //end run 23014 }); 23015 } 23016 } 23017 } 23018 23019 /** Called by UserManagerService */ 23020 void createNewUser(int userId, String[] disallowedPackages) { 23021 synchronized (mInstallLock) { 23022 mSettings.createNewUserLI(this, mInstaller, userId, disallowedPackages); 23023 } 23024 synchronized (mPackages) { 23025 scheduleWritePackageRestrictionsLocked(userId); 23026 scheduleWritePackageListLocked(userId); 23027 applyFactoryDefaultBrowserLPw(userId); 23028 primeDomainVerificationsLPw(userId); 23029 } 23030 } 23031 23032 void onNewUserCreated(final int userId) { 23033 synchronized(mPackages) { 23034 mDefaultPermissionPolicy.grantDefaultPermissions(mPackages.values(), userId); 23035 // If permission review for legacy apps is required, we represent 23036 // dagerous permissions for such apps as always granted runtime 23037 // permissions to keep per user flag state whether review is needed. 23038 // Hence, if a new user is added we have to propagate dangerous 23039 // permission grants for these legacy apps. 23040 if (mPermissionReviewRequired) { 23041 updatePermissionsLPw(null, null, UPDATE_PERMISSIONS_ALL 23042 | UPDATE_PERMISSIONS_REPLACE_ALL); 23043 } 23044 } 23045 } 23046 23047 @Override 23048 public VerifierDeviceIdentity getVerifierDeviceIdentity() throws RemoteException { 23049 mContext.enforceCallingOrSelfPermission( 23050 android.Manifest.permission.PACKAGE_VERIFICATION_AGENT, 23051 "Only package verification agents can read the verifier device identity"); 23052 23053 synchronized (mPackages) { 23054 return mSettings.getVerifierDeviceIdentityLPw(); 23055 } 23056 } 23057 23058 @Override 23059 public void setPermissionEnforced(String permission, boolean enforced) { 23060 // TODO: Now that we no longer change GID for storage, this should to away. 23061 mContext.enforceCallingOrSelfPermission(Manifest.permission.GRANT_RUNTIME_PERMISSIONS, 23062 "setPermissionEnforced"); 23063 if (READ_EXTERNAL_STORAGE.equals(permission)) { 23064 synchronized (mPackages) { 23065 if (mSettings.mReadExternalStorageEnforced == null 23066 || mSettings.mReadExternalStorageEnforced != enforced) { 23067 mSettings.mReadExternalStorageEnforced = 23068 enforced ? Boolean.TRUE : Boolean.FALSE; 23069 mSettings.writeLPr(); 23070 } 23071 } 23072 // kill any non-foreground processes so we restart them and 23073 // grant/revoke the GID. 23074 final IActivityManager am = ActivityManager.getService(); 23075 if (am != null) { 23076 final long token = Binder.clearCallingIdentity(); 23077 try { 23078 am.killProcessesBelowForeground("setPermissionEnforcement"); 23079 } catch (RemoteException e) { 23080 } finally { 23081 Binder.restoreCallingIdentity(token); 23082 } 23083 } 23084 } else { 23085 throw new IllegalArgumentException("No selective enforcement for " + permission); 23086 } 23087 } 23088 23089 @Override 23090 @Deprecated 23091 public boolean isPermissionEnforced(String permission) { 23092 // allow instant applications 23093 return true; 23094 } 23095 23096 @Override 23097 public boolean isStorageLow() { 23098 // allow instant applications 23099 final long token = Binder.clearCallingIdentity(); 23100 try { 23101 final DeviceStorageMonitorInternal 23102 dsm = LocalServices.getService(DeviceStorageMonitorInternal.class); 23103 if (dsm != null) { 23104 return dsm.isMemoryLow(); 23105 } else { 23106 return false; 23107 } 23108 } finally { 23109 Binder.restoreCallingIdentity(token); 23110 } 23111 } 23112 23113 @Override 23114 public IPackageInstaller getPackageInstaller() { 23115 if (getInstantAppPackageName(Binder.getCallingUid()) != null) { 23116 return null; 23117 } 23118 return mInstallerService; 23119 } 23120 23121 private boolean userNeedsBadging(int userId) { 23122 int index = mUserNeedsBadging.indexOfKey(userId); 23123 if (index < 0) { 23124 final UserInfo userInfo; 23125 final long token = Binder.clearCallingIdentity(); 23126 try { 23127 userInfo = sUserManager.getUserInfo(userId); 23128 } finally { 23129 Binder.restoreCallingIdentity(token); 23130 } 23131 final boolean b; 23132 if (userInfo != null && userInfo.isManagedProfile()) { 23133 b = true; 23134 } else { 23135 b = false; 23136 } 23137 mUserNeedsBadging.put(userId, b); 23138 return b; 23139 } 23140 return mUserNeedsBadging.valueAt(index); 23141 } 23142 23143 @Override 23144 public KeySet getKeySetByAlias(String packageName, String alias) { 23145 if (packageName == null || alias == null) { 23146 return null; 23147 } 23148 synchronized(mPackages) { 23149 final PackageParser.Package pkg = mPackages.get(packageName); 23150 if (pkg == null) { 23151 Slog.w(TAG, "KeySet requested for unknown package: " + packageName); 23152 throw new IllegalArgumentException("Unknown package: " + packageName); 23153 } 23154 final PackageSetting ps = (PackageSetting) pkg.mExtras; 23155 if (filterAppAccessLPr(ps, Binder.getCallingUid(), UserHandle.getCallingUserId())) { 23156 Slog.w(TAG, "KeySet requested for filtered package: " + packageName); 23157 throw new IllegalArgumentException("Unknown package: " + packageName); 23158 } 23159 KeySetManagerService ksms = mSettings.mKeySetManagerService; 23160 return new KeySet(ksms.getKeySetByAliasAndPackageNameLPr(packageName, alias)); 23161 } 23162 } 23163 23164 @Override 23165 public KeySet getSigningKeySet(String packageName) { 23166 if (packageName == null) { 23167 return null; 23168 } 23169 synchronized(mPackages) { 23170 final int callingUid = Binder.getCallingUid(); 23171 final int callingUserId = UserHandle.getUserId(callingUid); 23172 final PackageParser.Package pkg = mPackages.get(packageName); 23173 if (pkg == null) { 23174 Slog.w(TAG, "KeySet requested for unknown package: " + packageName); 23175 throw new IllegalArgumentException("Unknown package: " + packageName); 23176 } 23177 final PackageSetting ps = (PackageSetting) pkg.mExtras; 23178 if (filterAppAccessLPr(ps, callingUid, callingUserId)) { 23179 // filter and pretend the package doesn't exist 23180 Slog.w(TAG, "KeySet requested for filtered package: " + packageName 23181 + ", uid:" + callingUid); 23182 throw new IllegalArgumentException("Unknown package: " + packageName); 23183 } 23184 if (pkg.applicationInfo.uid != callingUid 23185 && Process.SYSTEM_UID != callingUid) { 23186 throw new SecurityException("May not access signing KeySet of other apps."); 23187 } 23188 KeySetManagerService ksms = mSettings.mKeySetManagerService; 23189 return new KeySet(ksms.getSigningKeySetByPackageNameLPr(packageName)); 23190 } 23191 } 23192 23193 @Override 23194 public boolean isPackageSignedByKeySet(String packageName, KeySet ks) { 23195 final int callingUid = Binder.getCallingUid(); 23196 if (getInstantAppPackageName(callingUid) != null) { 23197 return false; 23198 } 23199 if (packageName == null || ks == null) { 23200 return false; 23201 } 23202 synchronized(mPackages) { 23203 final PackageParser.Package pkg = mPackages.get(packageName); 23204 if (pkg == null 23205 || filterAppAccessLPr((PackageSetting) pkg.mExtras, callingUid, 23206 UserHandle.getUserId(callingUid))) { 23207 Slog.w(TAG, "KeySet requested for unknown package: " + packageName); 23208 throw new IllegalArgumentException("Unknown package: " + packageName); 23209 } 23210 IBinder ksh = ks.getToken(); 23211 if (ksh instanceof KeySetHandle) { 23212 KeySetManagerService ksms = mSettings.mKeySetManagerService; 23213 return ksms.packageIsSignedByLPr(packageName, (KeySetHandle) ksh); 23214 } 23215 return false; 23216 } 23217 } 23218 23219 @Override 23220 public boolean isPackageSignedByKeySetExactly(String packageName, KeySet ks) { 23221 final int callingUid = Binder.getCallingUid(); 23222 if (getInstantAppPackageName(callingUid) != null) { 23223 return false; 23224 } 23225 if (packageName == null || ks == null) { 23226 return false; 23227 } 23228 synchronized(mPackages) { 23229 final PackageParser.Package pkg = mPackages.get(packageName); 23230 if (pkg == null 23231 || filterAppAccessLPr((PackageSetting) pkg.mExtras, callingUid, 23232 UserHandle.getUserId(callingUid))) { 23233 Slog.w(TAG, "KeySet requested for unknown package: " + packageName); 23234 throw new IllegalArgumentException("Unknown package: " + packageName); 23235 } 23236 IBinder ksh = ks.getToken(); 23237 if (ksh instanceof KeySetHandle) { 23238 KeySetManagerService ksms = mSettings.mKeySetManagerService; 23239 return ksms.packageIsSignedByExactlyLPr(packageName, (KeySetHandle) ksh); 23240 } 23241 return false; 23242 } 23243 } 23244 23245 private void deletePackageIfUnusedLPr(final String packageName) { 23246 PackageSetting ps = mSettings.mPackages.get(packageName); 23247 if (ps == null) { 23248 return; 23249 } 23250 if (!ps.isAnyInstalled(sUserManager.getUserIds())) { 23251 // TODO Implement atomic delete if package is unused 23252 // It is currently possible that the package will be deleted even if it is installed 23253 // after this method returns. 23254 mHandler.post(new Runnable() { 23255 public void run() { 23256 deletePackageX(packageName, PackageManager.VERSION_CODE_HIGHEST, 23257 0, PackageManager.DELETE_ALL_USERS); 23258 } 23259 }); 23260 } 23261 } 23262 23263 /** 23264 * Check and throw if the given before/after packages would be considered a 23265 * downgrade. 23266 */ 23267 private static void checkDowngrade(PackageParser.Package before, PackageInfoLite after) 23268 throws PackageManagerException { 23269 if (after.versionCode < before.mVersionCode) { 23270 throw new PackageManagerException(INSTALL_FAILED_VERSION_DOWNGRADE, 23271 "Update version code " + after.versionCode + " is older than current " 23272 + before.mVersionCode); 23273 } else if (after.versionCode == before.mVersionCode) { 23274 if (after.baseRevisionCode < before.baseRevisionCode) { 23275 throw new PackageManagerException(INSTALL_FAILED_VERSION_DOWNGRADE, 23276 "Update base revision code " + after.baseRevisionCode 23277 + " is older than current " + before.baseRevisionCode); 23278 } 23279 23280 if (!ArrayUtils.isEmpty(after.splitNames)) { 23281 for (int i = 0; i < after.splitNames.length; i++) { 23282 final String splitName = after.splitNames[i]; 23283 final int j = ArrayUtils.indexOf(before.splitNames, splitName); 23284 if (j != -1) { 23285 if (after.splitRevisionCodes[i] < before.splitRevisionCodes[j]) { 23286 throw new PackageManagerException(INSTALL_FAILED_VERSION_DOWNGRADE, 23287 "Update split " + splitName + " revision code " 23288 + after.splitRevisionCodes[i] + " is older than current " 23289 + before.splitRevisionCodes[j]); 23290 } 23291 } 23292 } 23293 } 23294 } 23295 } 23296 23297 private static class MoveCallbacks extends Handler { 23298 private static final int MSG_CREATED = 1; 23299 private static final int MSG_STATUS_CHANGED = 2; 23300 23301 private final RemoteCallbackList<IPackageMoveObserver> 23302 mCallbacks = new RemoteCallbackList<>(); 23303 23304 private final SparseIntArray mLastStatus = new SparseIntArray(); 23305 23306 public MoveCallbacks(Looper looper) { 23307 super(looper); 23308 } 23309 23310 public void register(IPackageMoveObserver callback) { 23311 mCallbacks.register(callback); 23312 } 23313 23314 public void unregister(IPackageMoveObserver callback) { 23315 mCallbacks.unregister(callback); 23316 } 23317 23318 @Override 23319 public void handleMessage(Message msg) { 23320 final SomeArgs args = (SomeArgs) msg.obj; 23321 final int n = mCallbacks.beginBroadcast(); 23322 for (int i = 0; i < n; i++) { 23323 final IPackageMoveObserver callback = mCallbacks.getBroadcastItem(i); 23324 try { 23325 invokeCallback(callback, msg.what, args); 23326 } catch (RemoteException ignored) { 23327 } 23328 } 23329 mCallbacks.finishBroadcast(); 23330 args.recycle(); 23331 } 23332 23333 private void invokeCallback(IPackageMoveObserver callback, int what, SomeArgs args) 23334 throws RemoteException { 23335 switch (what) { 23336 case MSG_CREATED: { 23337 callback.onCreated(args.argi1, (Bundle) args.arg2); 23338 break; 23339 } 23340 case MSG_STATUS_CHANGED: { 23341 callback.onStatusChanged(args.argi1, args.argi2, (long) args.arg3); 23342 break; 23343 } 23344 } 23345 } 23346 23347 private void notifyCreated(int moveId, Bundle extras) { 23348 Slog.v(TAG, "Move " + moveId + " created " + extras.toString()); 23349 23350 final SomeArgs args = SomeArgs.obtain(); 23351 args.argi1 = moveId; 23352 args.arg2 = extras; 23353 obtainMessage(MSG_CREATED, args).sendToTarget(); 23354 } 23355 23356 private void notifyStatusChanged(int moveId, int status) { 23357 notifyStatusChanged(moveId, status, -1); 23358 } 23359 23360 private void notifyStatusChanged(int moveId, int status, long estMillis) { 23361 Slog.v(TAG, "Move " + moveId + " status " + status); 23362 23363 final SomeArgs args = SomeArgs.obtain(); 23364 args.argi1 = moveId; 23365 args.argi2 = status; 23366 args.arg3 = estMillis; 23367 obtainMessage(MSG_STATUS_CHANGED, args).sendToTarget(); 23368 23369 synchronized (mLastStatus) { 23370 mLastStatus.put(moveId, status); 23371 } 23372 } 23373 } 23374 23375 private final static class OnPermissionChangeListeners extends Handler { 23376 private static final int MSG_ON_PERMISSIONS_CHANGED = 1; 23377 23378 private final RemoteCallbackList<IOnPermissionsChangeListener> mPermissionListeners = 23379 new RemoteCallbackList<>(); 23380 23381 public OnPermissionChangeListeners(Looper looper) { 23382 super(looper); 23383 } 23384 23385 @Override 23386 public void handleMessage(Message msg) { 23387 switch (msg.what) { 23388 case MSG_ON_PERMISSIONS_CHANGED: { 23389 final int uid = msg.arg1; 23390 handleOnPermissionsChanged(uid); 23391 } break; 23392 } 23393 } 23394 23395 public void addListenerLocked(IOnPermissionsChangeListener listener) { 23396 mPermissionListeners.register(listener); 23397 23398 } 23399 23400 public void removeListenerLocked(IOnPermissionsChangeListener listener) { 23401 mPermissionListeners.unregister(listener); 23402 } 23403 23404 public void onPermissionsChanged(int uid) { 23405 if (mPermissionListeners.getRegisteredCallbackCount() > 0) { 23406 obtainMessage(MSG_ON_PERMISSIONS_CHANGED, uid, 0).sendToTarget(); 23407 } 23408 } 23409 23410 private void handleOnPermissionsChanged(int uid) { 23411 final int count = mPermissionListeners.beginBroadcast(); 23412 try { 23413 for (int i = 0; i < count; i++) { 23414 IOnPermissionsChangeListener callback = mPermissionListeners 23415 .getBroadcastItem(i); 23416 try { 23417 callback.onPermissionsChanged(uid); 23418 } catch (RemoteException e) { 23419 Log.e(TAG, "Permission listener is dead", e); 23420 } 23421 } 23422 } finally { 23423 mPermissionListeners.finishBroadcast(); 23424 } 23425 } 23426 } 23427 23428 private class PackageManagerNative extends IPackageManagerNative.Stub { 23429 @Override 23430 public String[] getNamesForUids(int[] uids) throws RemoteException { 23431 final String[] results = PackageManagerService.this.getNamesForUids(uids); 23432 // massage results so they can be parsed by the native binder 23433 for (int i = results.length - 1; i >= 0; --i) { 23434 if (results[i] == null) { 23435 results[i] = ""; 23436 } 23437 } 23438 return results; 23439 } 23440 23441 // NB: this differentiates between preloads and sideloads 23442 @Override 23443 public String getInstallerForPackage(String packageName) throws RemoteException { 23444 final String installerName = getInstallerPackageName(packageName); 23445 if (!TextUtils.isEmpty(installerName)) { 23446 return installerName; 23447 } 23448 // differentiate between preload and sideload 23449 int callingUser = UserHandle.getUserId(Binder.getCallingUid()); 23450 ApplicationInfo appInfo = getApplicationInfo(packageName, 23451 /*flags*/ 0, 23452 /*userId*/ callingUser); 23453 if (appInfo != null && (appInfo.flags & ApplicationInfo.FLAG_SYSTEM) != 0) { 23454 return "preload"; 23455 } 23456 return ""; 23457 } 23458 23459 @Override 23460 public int getVersionCodeForPackage(String packageName) throws RemoteException { 23461 try { 23462 int callingUser = UserHandle.getUserId(Binder.getCallingUid()); 23463 PackageInfo pInfo = getPackageInfo(packageName, 0, callingUser); 23464 if (pInfo != null) { 23465 return pInfo.versionCode; 23466 } 23467 } catch (Exception e) { 23468 } 23469 return 0; 23470 } 23471 } 23472 23473 private class PackageManagerInternalImpl extends PackageManagerInternal { 23474 @Override 23475 public void updatePermissionFlagsTEMP(String permName, String packageName, int flagMask, 23476 int flagValues, int userId) { 23477 PackageManagerService.this.updatePermissionFlags( 23478 permName, packageName, flagMask, flagValues, userId); 23479 } 23480 23481 @Override 23482 public int getPermissionFlagsTEMP(String permName, String packageName, int userId) { 23483 return PackageManagerService.this.getPermissionFlags(permName, packageName, userId); 23484 } 23485 23486 @Override 23487 public boolean isInstantApp(String packageName, int userId) { 23488 return PackageManagerService.this.isInstantApp(packageName, userId); 23489 } 23490 23491 @Override 23492 public String getInstantAppPackageName(int uid) { 23493 return PackageManagerService.this.getInstantAppPackageName(uid); 23494 } 23495 23496 @Override 23497 public boolean filterAppAccess(PackageParser.Package pkg, int callingUid, int userId) { 23498 synchronized (mPackages) { 23499 return PackageManagerService.this.filterAppAccessLPr( 23500 (PackageSetting) pkg.mExtras, callingUid, userId); 23501 } 23502 } 23503 23504 @Override 23505 public PackageParser.Package getPackage(String packageName) { 23506 synchronized (mPackages) { 23507 packageName = resolveInternalPackageNameLPr( 23508 packageName, PackageManager.VERSION_CODE_HIGHEST); 23509 return mPackages.get(packageName); 23510 } 23511 } 23512 23513 @Override 23514 public PackageParser.Package getDisabledPackage(String packageName) { 23515 synchronized (mPackages) { 23516 final PackageSetting ps = mSettings.getDisabledSystemPkgLPr(packageName); 23517 return (ps != null) ? ps.pkg : null; 23518 } 23519 } 23520 23521 @Override 23522 public String getKnownPackageName(int knownPackage, int userId) { 23523 switch(knownPackage) { 23524 case PackageManagerInternal.PACKAGE_BROWSER: 23525 return getDefaultBrowserPackageName(userId); 23526 case PackageManagerInternal.PACKAGE_INSTALLER: 23527 return mRequiredInstallerPackage; 23528 case PackageManagerInternal.PACKAGE_SETUP_WIZARD: 23529 return mSetupWizardPackage; 23530 case PackageManagerInternal.PACKAGE_SYSTEM: 23531 return "android"; 23532 case PackageManagerInternal.PACKAGE_VERIFIER: 23533 return mRequiredVerifierPackage; 23534 } 23535 return null; 23536 } 23537 23538 @Override 23539 public boolean isResolveActivityComponent(ComponentInfo component) { 23540 return mResolveActivity.packageName.equals(component.packageName) 23541 && mResolveActivity.name.equals(component.name); 23542 } 23543 23544 @Override 23545 public void setLocationPackagesProvider(PackagesProvider provider) { 23546 mDefaultPermissionPolicy.setLocationPackagesProvider(provider); 23547 } 23548 23549 @Override 23550 public void setVoiceInteractionPackagesProvider(PackagesProvider provider) { 23551 mDefaultPermissionPolicy.setVoiceInteractionPackagesProvider(provider); 23552 } 23553 23554 @Override 23555 public void setSmsAppPackagesProvider(PackagesProvider provider) { 23556 mDefaultPermissionPolicy.setSmsAppPackagesProvider(provider); 23557 } 23558 23559 @Override 23560 public void setDialerAppPackagesProvider(PackagesProvider provider) { 23561 mDefaultPermissionPolicy.setDialerAppPackagesProvider(provider); 23562 } 23563 23564 @Override 23565 public void setSimCallManagerPackagesProvider(PackagesProvider provider) { 23566 mDefaultPermissionPolicy.setSimCallManagerPackagesProvider(provider); 23567 } 23568 23569 @Override 23570 public void setSyncAdapterPackagesprovider(SyncAdapterPackagesProvider provider) { 23571 mDefaultPermissionPolicy.setSyncAdapterPackagesProvider(provider); 23572 } 23573 23574 @Override 23575 public void grantDefaultPermissionsToDefaultSmsApp(String packageName, int userId) { 23576 mDefaultPermissionPolicy.grantDefaultPermissionsToDefaultSmsApp(packageName, userId); 23577 } 23578 23579 @Override 23580 public void grantDefaultPermissionsToDefaultDialerApp(String packageName, int userId) { 23581 synchronized (mPackages) { 23582 mSettings.setDefaultDialerPackageNameLPw(packageName, userId); 23583 } 23584 mDefaultPermissionPolicy.grantDefaultPermissionsToDefaultDialerApp(packageName, userId); 23585 } 23586 23587 @Override 23588 public void grantDefaultPermissionsToDefaultSimCallManager(String packageName, int userId) { 23589 mDefaultPermissionPolicy.grantDefaultPermissionsToDefaultSimCallManager( 23590 packageName, userId); 23591 } 23592 23593 @Override 23594 public void setKeepUninstalledPackages(final List<String> packageList) { 23595 Preconditions.checkNotNull(packageList); 23596 List<String> removedFromList = null; 23597 synchronized (mPackages) { 23598 if (mKeepUninstalledPackages != null) { 23599 final int packagesCount = mKeepUninstalledPackages.size(); 23600 for (int i = 0; i < packagesCount; i++) { 23601 String oldPackage = mKeepUninstalledPackages.get(i); 23602 if (packageList != null && packageList.contains(oldPackage)) { 23603 continue; 23604 } 23605 if (removedFromList == null) { 23606 removedFromList = new ArrayList<>(); 23607 } 23608 removedFromList.add(oldPackage); 23609 } 23610 } 23611 mKeepUninstalledPackages = new ArrayList<>(packageList); 23612 if (removedFromList != null) { 23613 final int removedCount = removedFromList.size(); 23614 for (int i = 0; i < removedCount; i++) { 23615 deletePackageIfUnusedLPr(removedFromList.get(i)); 23616 } 23617 } 23618 } 23619 } 23620 23621 @Override 23622 public boolean isPermissionsReviewRequired(String packageName, int userId) { 23623 synchronized (mPackages) { 23624 // If we do not support permission review, done. 23625 if (!mPermissionReviewRequired) { 23626 return false; 23627 } 23628 23629 PackageSetting packageSetting = mSettings.mPackages.get(packageName); 23630 if (packageSetting == null) { 23631 return false; 23632 } 23633 23634 // Permission review applies only to apps not supporting the new permission model. 23635 if (packageSetting.pkg.applicationInfo.targetSdkVersion >= Build.VERSION_CODES.M) { 23636 return false; 23637 } 23638 23639 // Legacy apps have the permission and get user consent on launch. 23640 PermissionsState permissionsState = packageSetting.getPermissionsState(); 23641 return permissionsState.isPermissionReviewRequired(userId); 23642 } 23643 } 23644 23645 @Override 23646 public PackageInfo getPackageInfo( 23647 String packageName, int flags, int filterCallingUid, int userId) { 23648 return PackageManagerService.this 23649 .getPackageInfoInternal(packageName, PackageManager.VERSION_CODE_HIGHEST, 23650 flags, filterCallingUid, userId); 23651 } 23652 23653 @Override 23654 public ApplicationInfo getApplicationInfo( 23655 String packageName, int flags, int filterCallingUid, int userId) { 23656 return PackageManagerService.this 23657 .getApplicationInfoInternal(packageName, flags, filterCallingUid, userId); 23658 } 23659 23660 @Override 23661 public ActivityInfo getActivityInfo( 23662 ComponentName component, int flags, int filterCallingUid, int userId) { 23663 return PackageManagerService.this 23664 .getActivityInfoInternal(component, flags, filterCallingUid, userId); 23665 } 23666 23667 @Override 23668 public List<ResolveInfo> queryIntentActivities( 23669 Intent intent, int flags, int filterCallingUid, int userId) { 23670 final String resolvedType = intent.resolveTypeIfNeeded(mContext.getContentResolver()); 23671 return PackageManagerService.this 23672 .queryIntentActivitiesInternal(intent, resolvedType, flags, filterCallingUid, 23673 userId, false /*resolveForStart*/, true /*allowDynamicSplits*/); 23674 } 23675 23676 @Override 23677 public List<ResolveInfo> queryIntentServices( 23678 Intent intent, int flags, int callingUid, int userId) { 23679 final String resolvedType = intent.resolveTypeIfNeeded(mContext.getContentResolver()); 23680 return PackageManagerService.this 23681 .queryIntentServicesInternal(intent, resolvedType, flags, userId, callingUid, 23682 false); 23683 } 23684 23685 @Override 23686 public ComponentName getHomeActivitiesAsUser(List<ResolveInfo> allHomeCandidates, 23687 int userId) { 23688 return PackageManagerService.this.getHomeActivitiesAsUser(allHomeCandidates, userId); 23689 } 23690 23691 @Override 23692 public void setDeviceAndProfileOwnerPackages( 23693 int deviceOwnerUserId, String deviceOwnerPackage, 23694 SparseArray<String> profileOwnerPackages) { 23695 mProtectedPackages.setDeviceAndProfileOwnerPackages( 23696 deviceOwnerUserId, deviceOwnerPackage, profileOwnerPackages); 23697 } 23698 23699 @Override 23700 public boolean isPackageDataProtected(int userId, String packageName) { 23701 return mProtectedPackages.isPackageDataProtected(userId, packageName); 23702 } 23703 23704 @Override 23705 public boolean isPackageEphemeral(int userId, String packageName) { 23706 synchronized (mPackages) { 23707 final PackageSetting ps = mSettings.mPackages.get(packageName); 23708 return ps != null ? ps.getInstantApp(userId) : false; 23709 } 23710 } 23711 23712 @Override 23713 public boolean wasPackageEverLaunched(String packageName, int userId) { 23714 synchronized (mPackages) { 23715 return mSettings.wasPackageEverLaunchedLPr(packageName, userId); 23716 } 23717 } 23718 23719 @Override 23720 public void grantRuntimePermission(String packageName, String permName, int userId, 23721 boolean overridePolicy) { 23722 PackageManagerService.this.mPermissionManager.grantRuntimePermission( 23723 permName, packageName, overridePolicy, getCallingUid(), userId, 23724 mPermissionCallback); 23725 } 23726 23727 @Override 23728 public void revokeRuntimePermission(String packageName, String permName, int userId, 23729 boolean overridePolicy) { 23730 mPermissionManager.revokeRuntimePermission( 23731 permName, packageName, overridePolicy, getCallingUid(), userId, 23732 mPermissionCallback); 23733 } 23734 23735 @Override 23736 public String getNameForUid(int uid) { 23737 return PackageManagerService.this.getNameForUid(uid); 23738 } 23739 23740 @Override 23741 public void requestInstantAppResolutionPhaseTwo(AuxiliaryResolveInfo responseObj, 23742 Intent origIntent, String resolvedType, String callingPackage, 23743 Bundle verificationBundle, int userId) { 23744 PackageManagerService.this.requestInstantAppResolutionPhaseTwo( 23745 responseObj, origIntent, resolvedType, callingPackage, verificationBundle, 23746 userId); 23747 } 23748 23749 @Override 23750 public void grantEphemeralAccess(int userId, Intent intent, 23751 int targetAppId, int ephemeralAppId) { 23752 synchronized (mPackages) { 23753 mInstantAppRegistry.grantInstantAccessLPw(userId, intent, 23754 targetAppId, ephemeralAppId); 23755 } 23756 } 23757 23758 @Override 23759 public boolean isInstantAppInstallerComponent(ComponentName component) { 23760 synchronized (mPackages) { 23761 return mInstantAppInstallerActivity != null 23762 && mInstantAppInstallerActivity.getComponentName().equals(component); 23763 } 23764 } 23765 23766 @Override 23767 public void pruneInstantApps() { 23768 mInstantAppRegistry.pruneInstantApps(); 23769 } 23770 23771 @Override 23772 public String getSetupWizardPackageName() { 23773 return mSetupWizardPackage; 23774 } 23775 23776 public void setExternalSourcesPolicy(ExternalSourcesPolicy policy) { 23777 if (policy != null) { 23778 mExternalSourcesPolicy = policy; 23779 } 23780 } 23781 23782 @Override 23783 public boolean isPackagePersistent(String packageName) { 23784 synchronized (mPackages) { 23785 PackageParser.Package pkg = mPackages.get(packageName); 23786 return pkg != null 23787 ? ((pkg.applicationInfo.flags&(ApplicationInfo.FLAG_SYSTEM 23788 | ApplicationInfo.FLAG_PERSISTENT)) == 23789 (ApplicationInfo.FLAG_SYSTEM | ApplicationInfo.FLAG_PERSISTENT)) 23790 : false; 23791 } 23792 } 23793 23794 @Override 23795 public List<PackageInfo> getOverlayPackages(int userId) { 23796 final ArrayList<PackageInfo> overlayPackages = new ArrayList<PackageInfo>(); 23797 synchronized (mPackages) { 23798 for (PackageParser.Package p : mPackages.values()) { 23799 if (p.mOverlayTarget != null) { 23800 PackageInfo pkg = generatePackageInfo((PackageSetting)p.mExtras, 0, userId); 23801 if (pkg != null) { 23802 overlayPackages.add(pkg); 23803 } 23804 } 23805 } 23806 } 23807 return overlayPackages; 23808 } 23809 23810 @Override 23811 public List<String> getTargetPackageNames(int userId) { 23812 List<String> targetPackages = new ArrayList<>(); 23813 synchronized (mPackages) { 23814 for (PackageParser.Package p : mPackages.values()) { 23815 if (p.mOverlayTarget == null) { 23816 targetPackages.add(p.packageName); 23817 } 23818 } 23819 } 23820 return targetPackages; 23821 } 23822 23823 @Override 23824 public boolean setEnabledOverlayPackages(int userId, @NonNull String targetPackageName, 23825 @Nullable List<String> overlayPackageNames) { 23826 synchronized (mPackages) { 23827 if (targetPackageName == null || mPackages.get(targetPackageName) == null) { 23828 Slog.e(TAG, "failed to find package " + targetPackageName); 23829 return false; 23830 } 23831 ArrayList<String> overlayPaths = null; 23832 if (overlayPackageNames != null && overlayPackageNames.size() > 0) { 23833 final int N = overlayPackageNames.size(); 23834 overlayPaths = new ArrayList<>(N); 23835 for (int i = 0; i < N; i++) { 23836 final String packageName = overlayPackageNames.get(i); 23837 final PackageParser.Package pkg = mPackages.get(packageName); 23838 if (pkg == null) { 23839 Slog.e(TAG, "failed to find package " + packageName); 23840 return false; 23841 } 23842 overlayPaths.add(pkg.baseCodePath); 23843 } 23844 } 23845 23846 final PackageSetting ps = mSettings.mPackages.get(targetPackageName); 23847 ps.setOverlayPaths(overlayPaths, userId); 23848 return true; 23849 } 23850 } 23851 23852 @Override 23853 public ResolveInfo resolveIntent(Intent intent, String resolvedType, 23854 int flags, int userId, boolean resolveForStart) { 23855 return resolveIntentInternal( 23856 intent, resolvedType, flags, userId, resolveForStart); 23857 } 23858 23859 @Override 23860 public ResolveInfo resolveService(Intent intent, String resolvedType, 23861 int flags, int userId, int callingUid) { 23862 return resolveServiceInternal(intent, resolvedType, flags, userId, callingUid); 23863 } 23864 23865 @Override 23866 public ProviderInfo resolveContentProvider(String name, int flags, int userId) { 23867 return PackageManagerService.this.resolveContentProviderInternal( 23868 name, flags, userId); 23869 } 23870 23871 @Override 23872 public void addIsolatedUid(int isolatedUid, int ownerUid) { 23873 synchronized (mPackages) { 23874 mIsolatedOwners.put(isolatedUid, ownerUid); 23875 } 23876 } 23877 23878 @Override 23879 public void removeIsolatedUid(int isolatedUid) { 23880 synchronized (mPackages) { 23881 mIsolatedOwners.delete(isolatedUid); 23882 } 23883 } 23884 23885 @Override 23886 public int getUidTargetSdkVersion(int uid) { 23887 synchronized (mPackages) { 23888 return getUidTargetSdkVersionLockedLPr(uid); 23889 } 23890 } 23891 23892 @Override 23893 public boolean canAccessInstantApps(int callingUid, int userId) { 23894 return PackageManagerService.this.canViewInstantApps(callingUid, userId); 23895 } 23896 23897 @Override 23898 public boolean hasInstantApplicationMetadata(String packageName, int userId) { 23899 synchronized (mPackages) { 23900 return mInstantAppRegistry.hasInstantApplicationMetadataLPr(packageName, userId); 23901 } 23902 } 23903 23904 @Override 23905 public void notifyPackageUse(String packageName, int reason) { 23906 synchronized (mPackages) { 23907 PackageManagerService.this.notifyPackageUseLocked(packageName, reason); 23908 } 23909 } 23910 } 23911 23912 @Override 23913 public void grantDefaultPermissionsToEnabledCarrierApps(String[] packageNames, int userId) { 23914 enforceSystemOrPhoneCaller("grantPermissionsToEnabledCarrierApps"); 23915 synchronized (mPackages) { 23916 final long identity = Binder.clearCallingIdentity(); 23917 try { 23918 mDefaultPermissionPolicy.grantDefaultPermissionsToEnabledCarrierApps( 23919 packageNames, userId); 23920 } finally { 23921 Binder.restoreCallingIdentity(identity); 23922 } 23923 } 23924 } 23925 23926 @Override 23927 public void grantDefaultPermissionsToEnabledImsServices(String[] packageNames, int userId) { 23928 enforceSystemOrPhoneCaller("grantDefaultPermissionsToEnabledImsServices"); 23929 synchronized (mPackages) { 23930 final long identity = Binder.clearCallingIdentity(); 23931 try { 23932 mDefaultPermissionPolicy.grantDefaultPermissionsToEnabledImsServices( 23933 packageNames, userId); 23934 } finally { 23935 Binder.restoreCallingIdentity(identity); 23936 } 23937 } 23938 } 23939 23940 private static void enforceSystemOrPhoneCaller(String tag) { 23941 int callingUid = Binder.getCallingUid(); 23942 if (callingUid != Process.PHONE_UID && callingUid != Process.SYSTEM_UID) { 23943 throw new SecurityException( 23944 "Cannot call " + tag + " from UID " + callingUid); 23945 } 23946 } 23947 23948 boolean isHistoricalPackageUsageAvailable() { 23949 return mPackageUsage.isHistoricalPackageUsageAvailable(); 23950 } 23951 23952 /** 23953 * Return a <b>copy</b> of the collection of packages known to the package manager. 23954 * @return A copy of the values of mPackages. 23955 */ 23956 Collection<PackageParser.Package> getPackages() { 23957 synchronized (mPackages) { 23958 return new ArrayList<>(mPackages.values()); 23959 } 23960 } 23961 23962 /** 23963 * Logs process start information (including base APK hash) to the security log. 23964 * @hide 23965 */ 23966 @Override 23967 public void logAppProcessStartIfNeeded(String processName, int uid, String seinfo, 23968 String apkFile, int pid) { 23969 if (getInstantAppPackageName(Binder.getCallingUid()) != null) { 23970 return; 23971 } 23972 if (!SecurityLog.isLoggingEnabled()) { 23973 return; 23974 } 23975 Bundle data = new Bundle(); 23976 data.putLong("startTimestamp", System.currentTimeMillis()); 23977 data.putString("processName", processName); 23978 data.putInt("uid", uid); 23979 data.putString("seinfo", seinfo); 23980 data.putString("apkFile", apkFile); 23981 data.putInt("pid", pid); 23982 Message msg = mProcessLoggingHandler.obtainMessage( 23983 ProcessLoggingHandler.LOG_APP_PROCESS_START_MSG); 23984 msg.setData(data); 23985 mProcessLoggingHandler.sendMessage(msg); 23986 } 23987 23988 public CompilerStats.PackageStats getCompilerPackageStats(String pkgName) { 23989 return mCompilerStats.getPackageStats(pkgName); 23990 } 23991 23992 public CompilerStats.PackageStats getOrCreateCompilerPackageStats(PackageParser.Package pkg) { 23993 return getOrCreateCompilerPackageStats(pkg.packageName); 23994 } 23995 23996 public CompilerStats.PackageStats getOrCreateCompilerPackageStats(String pkgName) { 23997 return mCompilerStats.getOrCreatePackageStats(pkgName); 23998 } 23999 24000 public void deleteCompilerPackageStats(String pkgName) { 24001 mCompilerStats.deletePackageStats(pkgName); 24002 } 24003 24004 @Override 24005 public int getInstallReason(String packageName, int userId) { 24006 final int callingUid = Binder.getCallingUid(); 24007 mPermissionManager.enforceCrossUserPermission(callingUid, userId, 24008 true /* requireFullPermission */, false /* checkShell */, 24009 "get install reason"); 24010 synchronized (mPackages) { 24011 final PackageSetting ps = mSettings.mPackages.get(packageName); 24012 if (filterAppAccessLPr(ps, callingUid, userId)) { 24013 return PackageManager.INSTALL_REASON_UNKNOWN; 24014 } 24015 if (ps != null) { 24016 return ps.getInstallReason(userId); 24017 } 24018 } 24019 return PackageManager.INSTALL_REASON_UNKNOWN; 24020 } 24021 24022 @Override 24023 public boolean canRequestPackageInstalls(String packageName, int userId) { 24024 return canRequestPackageInstallsInternal(packageName, 0, userId, 24025 true /* throwIfPermNotDeclared*/); 24026 } 24027 24028 private boolean canRequestPackageInstallsInternal(String packageName, int flags, int userId, 24029 boolean throwIfPermNotDeclared) { 24030 int callingUid = Binder.getCallingUid(); 24031 int uid = getPackageUid(packageName, 0, userId); 24032 if (callingUid != uid && callingUid != Process.ROOT_UID 24033 && callingUid != Process.SYSTEM_UID) { 24034 throw new SecurityException( 24035 "Caller uid " + callingUid + " does not own package " + packageName); 24036 } 24037 ApplicationInfo info = getApplicationInfo(packageName, flags, userId); 24038 if (info == null) { 24039 return false; 24040 } 24041 if (info.targetSdkVersion < Build.VERSION_CODES.O) { 24042 return false; 24043 } 24044 String appOpPermission = Manifest.permission.REQUEST_INSTALL_PACKAGES; 24045 String[] packagesDeclaringPermission = getAppOpPermissionPackages(appOpPermission); 24046 if (!ArrayUtils.contains(packagesDeclaringPermission, packageName)) { 24047 if (throwIfPermNotDeclared) { 24048 throw new SecurityException("Need to declare " + appOpPermission 24049 + " to call this api"); 24050 } else { 24051 Slog.e(TAG, "Need to declare " + appOpPermission + " to call this api"); 24052 return false; 24053 } 24054 } 24055 if (sUserManager.hasUserRestriction(UserManager.DISALLOW_INSTALL_UNKNOWN_SOURCES, userId)) { 24056 return false; 24057 } 24058 if (mExternalSourcesPolicy != null) { 24059 int isTrusted = mExternalSourcesPolicy.getPackageTrustedToInstallApps(packageName, uid); 24060 if (isTrusted != PackageManagerInternal.ExternalSourcesPolicy.USER_DEFAULT) { 24061 return isTrusted == PackageManagerInternal.ExternalSourcesPolicy.USER_TRUSTED; 24062 } 24063 } 24064 return checkUidPermission(appOpPermission, uid) == PERMISSION_GRANTED; 24065 } 24066 24067 @Override 24068 public ComponentName getInstantAppResolverSettingsComponent() { 24069 return mInstantAppResolverSettingsComponent; 24070 } 24071 24072 @Override 24073 public ComponentName getInstantAppInstallerComponent() { 24074 if (getInstantAppPackageName(Binder.getCallingUid()) != null) { 24075 return null; 24076 } 24077 return mInstantAppInstallerActivity == null 24078 ? null : mInstantAppInstallerActivity.getComponentName(); 24079 } 24080 24081 @Override 24082 public String getInstantAppAndroidId(String packageName, int userId) { 24083 mContext.enforceCallingOrSelfPermission(android.Manifest.permission.ACCESS_INSTANT_APPS, 24084 "getInstantAppAndroidId"); 24085 mPermissionManager.enforceCrossUserPermission(Binder.getCallingUid(), userId, 24086 true /* requireFullPermission */, false /* checkShell */, 24087 "getInstantAppAndroidId"); 24088 // Make sure the target is an Instant App. 24089 if (!isInstantApp(packageName, userId)) { 24090 return null; 24091 } 24092 synchronized (mPackages) { 24093 return mInstantAppRegistry.getInstantAppAndroidIdLPw(packageName, userId); 24094 } 24095 } 24096 24097 boolean canHaveOatDir(String packageName) { 24098 synchronized (mPackages) { 24099 PackageParser.Package p = mPackages.get(packageName); 24100 if (p == null) { 24101 return false; 24102 } 24103 return p.canHaveOatDir(); 24104 } 24105 } 24106 24107 private String getOatDir(PackageParser.Package pkg) { 24108 if (!pkg.canHaveOatDir()) { 24109 return null; 24110 } 24111 File codePath = new File(pkg.codePath); 24112 if (codePath.isDirectory()) { 24113 return PackageDexOptimizer.getOatDir(codePath).getAbsolutePath(); 24114 } 24115 return null; 24116 } 24117 24118 void deleteOatArtifactsOfPackage(String packageName) { 24119 final String[] instructionSets; 24120 final List<String> codePaths; 24121 final String oatDir; 24122 final PackageParser.Package pkg; 24123 synchronized (mPackages) { 24124 pkg = mPackages.get(packageName); 24125 } 24126 instructionSets = getAppDexInstructionSets(pkg.applicationInfo); 24127 codePaths = pkg.getAllCodePaths(); 24128 oatDir = getOatDir(pkg); 24129 24130 for (String codePath : codePaths) { 24131 for (String isa : instructionSets) { 24132 try { 24133 mInstaller.deleteOdex(codePath, isa, oatDir); 24134 } catch (InstallerException e) { 24135 Log.e(TAG, "Failed deleting oat files for " + codePath, e); 24136 } 24137 } 24138 } 24139 } 24140 24141 Set<String> getUnusedPackages(long downgradeTimeThresholdMillis) { 24142 Set<String> unusedPackages = new HashSet<>(); 24143 long currentTimeInMillis = System.currentTimeMillis(); 24144 synchronized (mPackages) { 24145 for (PackageParser.Package pkg : mPackages.values()) { 24146 PackageSetting ps = mSettings.mPackages.get(pkg.packageName); 24147 if (ps == null) { 24148 continue; 24149 } 24150 PackageDexUsage.PackageUseInfo packageUseInfo = 24151 getDexManager().getPackageUseInfoOrDefault(pkg.packageName); 24152 if (PackageManagerServiceUtils 24153 .isUnusedSinceTimeInMillis(ps.firstInstallTime, currentTimeInMillis, 24154 downgradeTimeThresholdMillis, packageUseInfo, 24155 pkg.getLatestPackageUseTimeInMills(), 24156 pkg.getLatestForegroundPackageUseTimeInMills())) { 24157 unusedPackages.add(pkg.packageName); 24158 } 24159 } 24160 } 24161 return unusedPackages; 24162 } 24163} 24164 24165interface PackageSender { 24166 void sendPackageBroadcast(final String action, final String pkg, 24167 final Bundle extras, final int flags, final String targetPkg, 24168 final IIntentReceiver finishedReceiver, final int[] userIds); 24169 void sendPackageAddedForNewUsers(String packageName, boolean sendBootCompleted, 24170 boolean includeStopped, int appId, int... userIds); 24171} 24172