PackageManagerService.java revision 2acf063da08dfff69f184c9a6a90a7a5fe60d818
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.READ_EXTERNAL_STORAGE; 20import static android.Manifest.permission.WRITE_EXTERNAL_STORAGE; 21import static android.Manifest.permission.WRITE_MEDIA_STORAGE; 22import static android.content.pm.PackageManager.COMPONENT_ENABLED_STATE_DEFAULT; 23import static android.content.pm.PackageManager.COMPONENT_ENABLED_STATE_DISABLED; 24import static android.content.pm.PackageManager.COMPONENT_ENABLED_STATE_DISABLED_UNTIL_USED; 25import static android.content.pm.PackageManager.COMPONENT_ENABLED_STATE_DISABLED_USER; 26import static android.content.pm.PackageManager.COMPONENT_ENABLED_STATE_ENABLED; 27import static android.content.pm.PackageManager.FLAG_PERMISSION_GRANTED_BY_DEFAULT; 28import static android.content.pm.PackageManager.FLAG_PERMISSION_POLICY_FIXED; 29import static android.content.pm.PackageManager.FLAG_PERMISSION_REVIEW_REQUIRED; 30import static android.content.pm.PackageManager.FLAG_PERMISSION_REVOKE_ON_UPGRADE; 31import static android.content.pm.PackageManager.FLAG_PERMISSION_SYSTEM_FIXED; 32import static android.content.pm.PackageManager.FLAG_PERMISSION_USER_FIXED; 33import static android.content.pm.PackageManager.FLAG_PERMISSION_USER_SET; 34import static android.content.pm.PackageManager.INSTALL_EXTERNAL; 35import static android.content.pm.PackageManager.INSTALL_FAILED_ALREADY_EXISTS; 36import static android.content.pm.PackageManager.INSTALL_FAILED_CONFLICTING_PROVIDER; 37import static android.content.pm.PackageManager.INSTALL_FAILED_DUPLICATE_PACKAGE; 38import static android.content.pm.PackageManager.INSTALL_FAILED_DUPLICATE_PERMISSION; 39import static android.content.pm.PackageManager.INSTALL_FAILED_EPHEMERAL_INVALID; 40import static android.content.pm.PackageManager.INSTALL_FAILED_INSUFFICIENT_STORAGE; 41import static android.content.pm.PackageManager.INSTALL_FAILED_INTERNAL_ERROR; 42import static android.content.pm.PackageManager.INSTALL_FAILED_INVALID_APK; 43import static android.content.pm.PackageManager.INSTALL_FAILED_INVALID_INSTALL_LOCATION; 44import static android.content.pm.PackageManager.INSTALL_FAILED_MISSING_SHARED_LIBRARY; 45import static android.content.pm.PackageManager.INSTALL_FAILED_PACKAGE_CHANGED; 46import static android.content.pm.PackageManager.INSTALL_FAILED_REPLACE_COULDNT_DELETE; 47import static android.content.pm.PackageManager.INSTALL_FAILED_SHARED_USER_INCOMPATIBLE; 48import static android.content.pm.PackageManager.INSTALL_FAILED_TEST_ONLY; 49import static android.content.pm.PackageManager.INSTALL_FAILED_UID_CHANGED; 50import static android.content.pm.PackageManager.INSTALL_FAILED_UPDATE_INCOMPATIBLE; 51import static android.content.pm.PackageManager.INSTALL_FAILED_USER_RESTRICTED; 52import static android.content.pm.PackageManager.INSTALL_FAILED_VERSION_DOWNGRADE; 53import static android.content.pm.PackageManager.INSTALL_FORWARD_LOCK; 54import static android.content.pm.PackageManager.INSTALL_INTERNAL; 55import static android.content.pm.PackageManager.INSTALL_PARSE_FAILED_INCONSISTENT_CERTIFICATES; 56import static android.content.pm.PackageManager.INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_ALWAYS; 57import static android.content.pm.PackageManager.INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_ASK; 58import static android.content.pm.PackageManager.INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_NEVER; 59import static android.content.pm.PackageManager.INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_UNDEFINED; 60import static android.content.pm.PackageManager.INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_ALWAYS_ASK; 61import static android.content.pm.PackageManager.MATCH_ALL; 62import static android.content.pm.PackageManager.MOVE_FAILED_DOESNT_EXIST; 63import static android.content.pm.PackageManager.MOVE_FAILED_INTERNAL_ERROR; 64import static android.content.pm.PackageManager.MOVE_FAILED_OPERATION_PENDING; 65import static android.content.pm.PackageManager.MOVE_FAILED_SYSTEM_PACKAGE; 66import static android.content.pm.PackageManager.PERMISSION_DENIED; 67import static android.content.pm.PackageManager.PERMISSION_GRANTED; 68import static android.content.pm.PackageParser.isApkFile; 69import static android.os.Process.PACKAGE_INFO_GID; 70import static android.os.Process.SYSTEM_UID; 71import static android.os.Trace.TRACE_TAG_PACKAGE_MANAGER; 72import static android.system.OsConstants.O_CREAT; 73import static android.system.OsConstants.O_RDWR; 74import static com.android.internal.app.IntentForwarderActivity.FORWARD_INTENT_TO_MANAGED_PROFILE; 75import static com.android.internal.app.IntentForwarderActivity.FORWARD_INTENT_TO_PARENT; 76import static com.android.internal.content.NativeLibraryHelper.LIB64_DIR_NAME; 77import static com.android.internal.content.NativeLibraryHelper.LIB_DIR_NAME; 78import static com.android.internal.util.ArrayUtils.appendInt; 79import static com.android.server.pm.Installer.DEXOPT_PUBLIC; 80import static com.android.server.pm.InstructionSets.getAppDexInstructionSets; 81import static com.android.server.pm.InstructionSets.getDexCodeInstructionSet; 82import static com.android.server.pm.InstructionSets.getDexCodeInstructionSets; 83import static com.android.server.pm.InstructionSets.getPreferredInstructionSet; 84import static com.android.server.pm.InstructionSets.getPrimaryInstructionSet; 85import static com.android.server.pm.PermissionsState.PERMISSION_OPERATION_FAILURE; 86import static com.android.server.pm.PermissionsState.PERMISSION_OPERATION_SUCCESS; 87import static com.android.server.pm.PermissionsState.PERMISSION_OPERATION_SUCCESS_GIDS_CHANGED; 88 89import android.Manifest; 90import android.app.ActivityManager; 91import android.app.ActivityManagerNative; 92import android.app.AppGlobals; 93import android.app.IActivityManager; 94import android.app.admin.IDevicePolicyManager; 95import android.app.backup.IBackupManager; 96import android.content.BroadcastReceiver; 97import android.content.ComponentName; 98import android.content.Context; 99import android.content.IIntentReceiver; 100import android.content.Intent; 101import android.content.IntentFilter; 102import android.content.IntentSender; 103import android.content.IntentSender.SendIntentException; 104import android.content.ServiceConnection; 105import android.content.pm.ActivityInfo; 106import android.content.pm.ApplicationInfo; 107import android.content.pm.AppsQueryHelper; 108import android.content.pm.EphemeralApplicationInfo; 109import android.content.pm.FeatureInfo; 110import android.content.pm.IOnPermissionsChangeListener; 111import android.content.pm.IPackageDataObserver; 112import android.content.pm.IPackageDeleteObserver; 113import android.content.pm.IPackageDeleteObserver2; 114import android.content.pm.IPackageInstallObserver2; 115import android.content.pm.IPackageInstaller; 116import android.content.pm.IPackageManager; 117import android.content.pm.IPackageMoveObserver; 118import android.content.pm.IPackageStatsObserver; 119import android.content.pm.InstrumentationInfo; 120import android.content.pm.IntentFilterVerificationInfo; 121import android.content.pm.KeySet; 122import android.content.pm.ManifestDigest; 123import android.content.pm.PackageCleanItem; 124import android.content.pm.PackageInfo; 125import android.content.pm.PackageInfoLite; 126import android.content.pm.PackageInstaller; 127import android.content.pm.PackageManager; 128import android.content.pm.PackageManager.LegacyPackageDeleteObserver; 129import android.content.pm.PackageManagerInternal; 130import android.content.pm.PackageParser; 131import android.content.pm.PackageParser.ActivityIntentInfo; 132import android.content.pm.PackageParser.PackageLite; 133import android.content.pm.PackageParser.PackageParserException; 134import android.content.pm.PackageStats; 135import android.content.pm.PackageUserState; 136import android.content.pm.ParceledListSlice; 137import android.content.pm.PermissionGroupInfo; 138import android.content.pm.PermissionInfo; 139import android.content.pm.ProviderInfo; 140import android.content.pm.ResolveInfo; 141import android.content.pm.ServiceInfo; 142import android.content.pm.Signature; 143import android.content.pm.UserInfo; 144import android.content.pm.VerificationParams; 145import android.content.pm.VerifierDeviceIdentity; 146import android.content.pm.VerifierInfo; 147import android.content.res.Resources; 148import android.graphics.Bitmap; 149import android.hardware.display.DisplayManager; 150import android.net.Uri; 151import android.os.Debug; 152import android.os.Binder; 153import android.os.Build; 154import android.os.Bundle; 155import android.os.Environment; 156import android.os.Environment.UserEnvironment; 157import android.os.FileUtils; 158import android.os.Handler; 159import android.os.IBinder; 160import android.os.Looper; 161import android.os.Message; 162import android.os.Parcel; 163import android.os.ParcelFileDescriptor; 164import android.os.Process; 165import android.os.RemoteCallbackList; 166import android.os.RemoteException; 167import android.os.ResultReceiver; 168import android.os.SELinux; 169import android.os.ServiceManager; 170import android.os.SystemClock; 171import android.os.SystemProperties; 172import android.os.Trace; 173import android.os.UserHandle; 174import android.os.UserManager; 175import android.os.storage.IMountService; 176import android.os.storage.MountServiceInternal; 177import android.os.storage.StorageEventListener; 178import android.os.storage.StorageManager; 179import android.os.storage.VolumeInfo; 180import android.os.storage.VolumeRecord; 181import android.security.KeyStore; 182import android.security.SystemKeyStore; 183import android.system.ErrnoException; 184import android.system.Os; 185import android.system.StructStat; 186import android.text.TextUtils; 187import android.text.format.DateUtils; 188import android.util.ArrayMap; 189import android.util.ArraySet; 190import android.util.AtomicFile; 191import android.util.DisplayMetrics; 192import android.util.EventLog; 193import android.util.ExceptionUtils; 194import android.util.Log; 195import android.util.LogPrinter; 196import android.util.MathUtils; 197import android.util.PrintStreamPrinter; 198import android.util.Slog; 199import android.util.SparseArray; 200import android.util.SparseBooleanArray; 201import android.util.SparseIntArray; 202import android.util.Xml; 203import android.view.Display; 204 205import com.android.internal.annotations.GuardedBy; 206import dalvik.system.DexFile; 207import dalvik.system.VMRuntime; 208 209import libcore.io.IoUtils; 210import libcore.util.EmptyArray; 211 212import com.android.internal.R; 213import com.android.internal.app.EphemeralResolveInfo; 214import com.android.internal.app.IMediaContainerService; 215import com.android.internal.app.ResolverActivity; 216import com.android.internal.content.NativeLibraryHelper; 217import com.android.internal.content.PackageHelper; 218import com.android.internal.os.IParcelFileDescriptorFactory; 219import com.android.internal.os.SomeArgs; 220import com.android.internal.os.Zygote; 221import com.android.internal.util.ArrayUtils; 222import com.android.internal.util.FastPrintWriter; 223import com.android.internal.util.FastXmlSerializer; 224import com.android.internal.util.IndentingPrintWriter; 225import com.android.internal.util.Preconditions; 226import com.android.server.EventLogTags; 227import com.android.server.FgThread; 228import com.android.server.IntentResolver; 229import com.android.server.LocalServices; 230import com.android.server.ServiceThread; 231import com.android.server.SystemConfig; 232import com.android.server.Watchdog; 233import com.android.server.pm.PermissionsState.PermissionState; 234import com.android.server.pm.Settings.DatabaseVersion; 235import com.android.server.pm.Settings.VersionInfo; 236import com.android.server.storage.DeviceStorageMonitorInternal; 237 238import org.xmlpull.v1.XmlPullParser; 239import org.xmlpull.v1.XmlPullParserException; 240import org.xmlpull.v1.XmlSerializer; 241 242import java.io.BufferedInputStream; 243import java.io.BufferedOutputStream; 244import java.io.BufferedReader; 245import java.io.ByteArrayInputStream; 246import java.io.ByteArrayOutputStream; 247import java.io.File; 248import java.io.FileDescriptor; 249import java.io.FileNotFoundException; 250import java.io.FileOutputStream; 251import java.io.FileReader; 252import java.io.FilenameFilter; 253import java.io.IOException; 254import java.io.InputStream; 255import java.io.PrintWriter; 256import java.nio.charset.StandardCharsets; 257import java.security.MessageDigest; 258import java.security.NoSuchAlgorithmException; 259import java.security.PublicKey; 260import java.security.cert.CertificateEncodingException; 261import java.security.cert.CertificateException; 262import java.text.SimpleDateFormat; 263import java.util.ArrayList; 264import java.util.Arrays; 265import java.util.Collection; 266import java.util.Collections; 267import java.util.Comparator; 268import java.util.Date; 269import java.util.Iterator; 270import java.util.List; 271import java.util.Map; 272import java.util.Objects; 273import java.util.Set; 274import java.util.concurrent.CountDownLatch; 275import java.util.concurrent.TimeUnit; 276import java.util.concurrent.atomic.AtomicBoolean; 277import java.util.concurrent.atomic.AtomicInteger; 278import java.util.concurrent.atomic.AtomicLong; 279 280/** 281 * Keep track of all those .apks everywhere. 282 * 283 * This is very central to the platform's security; please run the unit 284 * tests whenever making modifications here: 285 * 286runtest -c android.content.pm.PackageManagerTests frameworks-core 287 * 288 * {@hide} 289 */ 290public class PackageManagerService extends IPackageManager.Stub { 291 static final String TAG = "PackageManager"; 292 static final boolean DEBUG_SETTINGS = false; 293 static final boolean DEBUG_PREFERRED = false; 294 static final boolean DEBUG_UPGRADE = false; 295 static final boolean DEBUG_DOMAIN_VERIFICATION = false; 296 private static final boolean DEBUG_BACKUP = false; 297 private static final boolean DEBUG_INSTALL = false; 298 private static final boolean DEBUG_REMOVE = false; 299 private static final boolean DEBUG_BROADCASTS = false; 300 private static final boolean DEBUG_SHOW_INFO = false; 301 private static final boolean DEBUG_PACKAGE_INFO = false; 302 private static final boolean DEBUG_INTENT_MATCHING = false; 303 private static final boolean DEBUG_PACKAGE_SCANNING = false; 304 private static final boolean DEBUG_VERIFY = false; 305 private static final boolean DEBUG_DEXOPT = false; 306 private static final boolean DEBUG_ABI_SELECTION = false; 307 private static final boolean DEBUG_EPHEMERAL = false; 308 309 static final boolean CLEAR_RUNTIME_PERMISSIONS_ON_UPGRADE = false; 310 311 private static final int RADIO_UID = Process.PHONE_UID; 312 private static final int LOG_UID = Process.LOG_UID; 313 private static final int NFC_UID = Process.NFC_UID; 314 private static final int BLUETOOTH_UID = Process.BLUETOOTH_UID; 315 private static final int SHELL_UID = Process.SHELL_UID; 316 317 // Cap the size of permission trees that 3rd party apps can define 318 private static final int MAX_PERMISSION_TREE_FOOTPRINT = 32768; // characters of text 319 320 // Suffix used during package installation when copying/moving 321 // package apks to install directory. 322 private static final String INSTALL_PACKAGE_SUFFIX = "-"; 323 324 static final int SCAN_NO_DEX = 1<<1; 325 static final int SCAN_FORCE_DEX = 1<<2; 326 static final int SCAN_UPDATE_SIGNATURE = 1<<3; 327 static final int SCAN_NEW_INSTALL = 1<<4; 328 static final int SCAN_NO_PATHS = 1<<5; 329 static final int SCAN_UPDATE_TIME = 1<<6; 330 static final int SCAN_DEFER_DEX = 1<<7; 331 static final int SCAN_BOOTING = 1<<8; 332 static final int SCAN_TRUSTED_OVERLAY = 1<<9; 333 static final int SCAN_DELETE_DATA_ON_FAILURES = 1<<10; 334 static final int SCAN_REPLACING = 1<<11; 335 static final int SCAN_REQUIRE_KNOWN = 1<<12; 336 static final int SCAN_MOVE = 1<<13; 337 static final int SCAN_INITIAL = 1<<14; 338 339 static final int REMOVE_CHATTY = 1<<16; 340 341 private static final int[] EMPTY_INT_ARRAY = new int[0]; 342 343 /** 344 * Timeout (in milliseconds) after which the watchdog should declare that 345 * our handler thread is wedged. The usual default for such things is one 346 * minute but we sometimes do very lengthy I/O operations on this thread, 347 * such as installing multi-gigabyte applications, so ours needs to be longer. 348 */ 349 private static final long WATCHDOG_TIMEOUT = 1000*60*10; // ten minutes 350 351 /** 352 * Wall-clock timeout (in milliseconds) after which we *require* that an fstrim 353 * be run on this device. We use the value in the Settings.Global.MANDATORY_FSTRIM_INTERVAL 354 * settings entry if available, otherwise we use the hardcoded default. If it's been 355 * more than this long since the last fstrim, we force one during the boot sequence. 356 * 357 * This backstops other fstrim scheduling: if the device is alive at midnight+idle, 358 * one gets run at the next available charging+idle time. This final mandatory 359 * no-fstrim check kicks in only of the other scheduling criteria is never met. 360 */ 361 private static final long DEFAULT_MANDATORY_FSTRIM_INTERVAL = 3 * DateUtils.DAY_IN_MILLIS; 362 363 /** 364 * Whether verification is enabled by default. 365 */ 366 private static final boolean DEFAULT_VERIFY_ENABLE = true; 367 368 /** 369 * The default maximum time to wait for the verification agent to return in 370 * milliseconds. 371 */ 372 private static final long DEFAULT_VERIFICATION_TIMEOUT = 10 * 1000; 373 374 /** 375 * The default response for package verification timeout. 376 * 377 * This can be either PackageManager.VERIFICATION_ALLOW or 378 * PackageManager.VERIFICATION_REJECT. 379 */ 380 private static final int DEFAULT_VERIFICATION_RESPONSE = PackageManager.VERIFICATION_ALLOW; 381 382 static final String DEFAULT_CONTAINER_PACKAGE = "com.android.defcontainer"; 383 384 static final ComponentName DEFAULT_CONTAINER_COMPONENT = new ComponentName( 385 DEFAULT_CONTAINER_PACKAGE, 386 "com.android.defcontainer.DefaultContainerService"); 387 388 private static final String KILL_APP_REASON_GIDS_CHANGED = 389 "permission grant or revoke changed gids"; 390 391 private static final String KILL_APP_REASON_PERMISSIONS_REVOKED = 392 "permissions revoked"; 393 394 private static final String PACKAGE_MIME_TYPE = "application/vnd.android.package-archive"; 395 396 private static final String VENDOR_OVERLAY_DIR = "/vendor/overlay"; 397 398 /** Permission grant: not grant the permission. */ 399 private static final int GRANT_DENIED = 1; 400 401 /** Permission grant: grant the permission as an install permission. */ 402 private static final int GRANT_INSTALL = 2; 403 404 /** Permission grant: grant the permission as a runtime one. */ 405 private static final int GRANT_RUNTIME = 3; 406 407 /** Permission grant: grant as runtime a permission that was granted as an install time one. */ 408 private static final int GRANT_UPGRADE = 4; 409 410 /** Canonical intent used to identify what counts as a "web browser" app */ 411 private static final Intent sBrowserIntent; 412 static { 413 sBrowserIntent = new Intent(); 414 sBrowserIntent.setAction(Intent.ACTION_VIEW); 415 sBrowserIntent.addCategory(Intent.CATEGORY_BROWSABLE); 416 sBrowserIntent.setData(Uri.parse("http:")); 417 } 418 419 final ServiceThread mHandlerThread; 420 421 final PackageHandler mHandler; 422 423 /** 424 * Messages for {@link #mHandler} that need to wait for system ready before 425 * being dispatched. 426 */ 427 private ArrayList<Message> mPostSystemReadyMessages; 428 429 final int mSdkVersion = Build.VERSION.SDK_INT; 430 431 final Context mContext; 432 final boolean mFactoryTest; 433 final boolean mOnlyCore; 434 final DisplayMetrics mMetrics; 435 final int mDefParseFlags; 436 final String[] mSeparateProcesses; 437 final boolean mIsUpgrade; 438 439 // This is where all application persistent data goes. 440 final File mAppDataDir; 441 442 // This is where all application persistent data goes for secondary users. 443 final File mUserAppDataDir; 444 445 /** The location for ASEC container files on internal storage. */ 446 final String mAsecInternalPath; 447 448 // Used for privilege escalation. MUST NOT BE CALLED WITH mPackages 449 // LOCK HELD. Can be called with mInstallLock held. 450 @GuardedBy("mInstallLock") 451 final Installer mInstaller; 452 453 /** Directory where installed third-party apps stored */ 454 final File mAppInstallDir; 455 final File mEphemeralInstallDir; 456 457 /** 458 * Directory to which applications installed internally have their 459 * 32 bit native libraries copied. 460 */ 461 private File mAppLib32InstallDir; 462 463 // Directory containing the private parts (e.g. code and non-resource assets) of forward-locked 464 // apps. 465 final File mDrmAppPrivateInstallDir; 466 467 // ---------------------------------------------------------------- 468 469 // Lock for state used when installing and doing other long running 470 // operations. Methods that must be called with this lock held have 471 // the suffix "LI". 472 final Object mInstallLock = new Object(); 473 474 // ---------------------------------------------------------------- 475 476 // Keys are String (package name), values are Package. This also serves 477 // as the lock for the global state. Methods that must be called with 478 // this lock held have the prefix "LP". 479 @GuardedBy("mPackages") 480 final ArrayMap<String, PackageParser.Package> mPackages = 481 new ArrayMap<String, PackageParser.Package>(); 482 483 // Tracks available target package names -> overlay package paths. 484 final ArrayMap<String, ArrayMap<String, PackageParser.Package>> mOverlays = 485 new ArrayMap<String, ArrayMap<String, PackageParser.Package>>(); 486 487 /** 488 * Tracks new system packages [received in an OTA] that we expect to 489 * find updated user-installed versions. Keys are package name, values 490 * are package location. 491 */ 492 final private ArrayMap<String, File> mExpectingBetter = new ArrayMap<>(); 493 494 /** 495 * Tracks existing system packages prior to receiving an OTA. Keys are package name. 496 */ 497 final private ArraySet<String> mExistingSystemPackages = new ArraySet<>(); 498 /** 499 * Whether or not system app permissions should be promoted from install to runtime. 500 */ 501 boolean mPromoteSystemApps; 502 503 final Settings mSettings; 504 boolean mRestoredSettings; 505 506 // System configuration read by SystemConfig. 507 final int[] mGlobalGids; 508 final SparseArray<ArraySet<String>> mSystemPermissions; 509 final ArrayMap<String, FeatureInfo> mAvailableFeatures; 510 511 // If mac_permissions.xml was found for seinfo labeling. 512 boolean mFoundPolicyFile; 513 514 // If a recursive restorecon of /data/data/<pkg> is needed. 515 private boolean mShouldRestoreconData = SELinuxMMAC.shouldRestorecon(); 516 517 private final EphemeralApplicationRegistry mEphemeralApplicationRegistry; 518 519 public static final class SharedLibraryEntry { 520 public final String path; 521 public final String apk; 522 523 SharedLibraryEntry(String _path, String _apk) { 524 path = _path; 525 apk = _apk; 526 } 527 } 528 529 // Currently known shared libraries. 530 final ArrayMap<String, SharedLibraryEntry> mSharedLibraries = 531 new ArrayMap<String, SharedLibraryEntry>(); 532 533 // All available activities, for your resolving pleasure. 534 final ActivityIntentResolver mActivities = 535 new ActivityIntentResolver(); 536 537 // All available receivers, for your resolving pleasure. 538 final ActivityIntentResolver mReceivers = 539 new ActivityIntentResolver(); 540 541 // All available services, for your resolving pleasure. 542 final ServiceIntentResolver mServices = new ServiceIntentResolver(); 543 544 // All available providers, for your resolving pleasure. 545 final ProviderIntentResolver mProviders = new ProviderIntentResolver(); 546 547 // Mapping from provider base names (first directory in content URI codePath) 548 // to the provider information. 549 final ArrayMap<String, PackageParser.Provider> mProvidersByAuthority = 550 new ArrayMap<String, PackageParser.Provider>(); 551 552 // Mapping from instrumentation class names to info about them. 553 final ArrayMap<ComponentName, PackageParser.Instrumentation> mInstrumentation = 554 new ArrayMap<ComponentName, PackageParser.Instrumentation>(); 555 556 // Mapping from permission names to info about them. 557 final ArrayMap<String, PackageParser.PermissionGroup> mPermissionGroups = 558 new ArrayMap<String, PackageParser.PermissionGroup>(); 559 560 // Packages whose data we have transfered into another package, thus 561 // should no longer exist. 562 final ArraySet<String> mTransferedPackages = new ArraySet<String>(); 563 564 // Broadcast actions that are only available to the system. 565 final ArraySet<String> mProtectedBroadcasts = new ArraySet<String>(); 566 567 /** List of packages waiting for verification. */ 568 final SparseArray<PackageVerificationState> mPendingVerification 569 = new SparseArray<PackageVerificationState>(); 570 571 /** Set of packages associated with each app op permission. */ 572 final ArrayMap<String, ArraySet<String>> mAppOpPermissionPackages = new ArrayMap<>(); 573 574 final PackageInstallerService mInstallerService; 575 576 private final PackageDexOptimizer mPackageDexOptimizer; 577 578 private AtomicInteger mNextMoveId = new AtomicInteger(); 579 private final MoveCallbacks mMoveCallbacks; 580 581 private final OnPermissionChangeListeners mOnPermissionChangeListeners; 582 583 // Cache of users who need badging. 584 SparseBooleanArray mUserNeedsBadging = new SparseBooleanArray(); 585 586 /** Token for keys in mPendingVerification. */ 587 private int mPendingVerificationToken = 0; 588 589 volatile boolean mSystemReady; 590 volatile boolean mSafeMode; 591 volatile boolean mHasSystemUidErrors; 592 593 ApplicationInfo mAndroidApplication; 594 final ActivityInfo mResolveActivity = new ActivityInfo(); 595 final ResolveInfo mResolveInfo = new ResolveInfo(); 596 ComponentName mResolveComponentName; 597 PackageParser.Package mPlatformPackage; 598 ComponentName mCustomResolverComponentName; 599 600 boolean mResolverReplaced = false; 601 602 private final ComponentName mIntentFilterVerifierComponent; 603 private int mIntentFilterVerificationToken = 0; 604 605 /** Component that knows whether or not an ephemeral application exists */ 606 final ComponentName mEphemeralResolverComponent; 607 /** The service connection to the ephemeral resolver */ 608 final EphemeralResolverConnection mEphemeralResolverConnection; 609 610 /** Component used to install ephemeral applications */ 611 final ComponentName mEphemeralInstallerComponent; 612 final ActivityInfo mEphemeralInstallerActivity = new ActivityInfo(); 613 final ResolveInfo mEphemeralInstallerInfo = new ResolveInfo(); 614 615 final SparseArray<IntentFilterVerificationState> mIntentFilterVerificationStates 616 = new SparseArray<IntentFilterVerificationState>(); 617 618 final DefaultPermissionGrantPolicy mDefaultPermissionPolicy = 619 new DefaultPermissionGrantPolicy(this); 620 621 // List of packages names to keep cached, even if they are uninstalled for all users 622 private List<String> mKeepUninstalledPackages; 623 624 private static class IFVerificationParams { 625 PackageParser.Package pkg; 626 boolean replacing; 627 int userId; 628 int verifierUid; 629 630 public IFVerificationParams(PackageParser.Package _pkg, boolean _replacing, 631 int _userId, int _verifierUid) { 632 pkg = _pkg; 633 replacing = _replacing; 634 userId = _userId; 635 replacing = _replacing; 636 verifierUid = _verifierUid; 637 } 638 } 639 640 private interface IntentFilterVerifier<T extends IntentFilter> { 641 boolean addOneIntentFilterVerification(int verifierId, int userId, int verificationId, 642 T filter, String packageName); 643 void startVerifications(int userId); 644 void receiveVerificationResponse(int verificationId); 645 } 646 647 private class IntentVerifierProxy implements IntentFilterVerifier<ActivityIntentInfo> { 648 private Context mContext; 649 private ComponentName mIntentFilterVerifierComponent; 650 private ArrayList<Integer> mCurrentIntentFilterVerifications = new ArrayList<Integer>(); 651 652 public IntentVerifierProxy(Context context, ComponentName verifierComponent) { 653 mContext = context; 654 mIntentFilterVerifierComponent = verifierComponent; 655 } 656 657 private String getDefaultScheme() { 658 return IntentFilter.SCHEME_HTTPS; 659 } 660 661 @Override 662 public void startVerifications(int userId) { 663 // Launch verifications requests 664 int count = mCurrentIntentFilterVerifications.size(); 665 for (int n=0; n<count; n++) { 666 int verificationId = mCurrentIntentFilterVerifications.get(n); 667 final IntentFilterVerificationState ivs = 668 mIntentFilterVerificationStates.get(verificationId); 669 670 String packageName = ivs.getPackageName(); 671 672 ArrayList<PackageParser.ActivityIntentInfo> filters = ivs.getFilters(); 673 final int filterCount = filters.size(); 674 ArraySet<String> domainsSet = new ArraySet<>(); 675 for (int m=0; m<filterCount; m++) { 676 PackageParser.ActivityIntentInfo filter = filters.get(m); 677 domainsSet.addAll(filter.getHostsList()); 678 } 679 ArrayList<String> domainsList = new ArrayList<>(domainsSet); 680 synchronized (mPackages) { 681 if (mSettings.createIntentFilterVerificationIfNeededLPw( 682 packageName, domainsList) != null) { 683 scheduleWriteSettingsLocked(); 684 } 685 } 686 sendVerificationRequest(userId, verificationId, ivs); 687 } 688 mCurrentIntentFilterVerifications.clear(); 689 } 690 691 private void sendVerificationRequest(int userId, int verificationId, 692 IntentFilterVerificationState ivs) { 693 694 Intent verificationIntent = new Intent(Intent.ACTION_INTENT_FILTER_NEEDS_VERIFICATION); 695 verificationIntent.putExtra( 696 PackageManager.EXTRA_INTENT_FILTER_VERIFICATION_ID, 697 verificationId); 698 verificationIntent.putExtra( 699 PackageManager.EXTRA_INTENT_FILTER_VERIFICATION_URI_SCHEME, 700 getDefaultScheme()); 701 verificationIntent.putExtra( 702 PackageManager.EXTRA_INTENT_FILTER_VERIFICATION_HOSTS, 703 ivs.getHostsString()); 704 verificationIntent.putExtra( 705 PackageManager.EXTRA_INTENT_FILTER_VERIFICATION_PACKAGE_NAME, 706 ivs.getPackageName()); 707 verificationIntent.setComponent(mIntentFilterVerifierComponent); 708 verificationIntent.addFlags(Intent.FLAG_RECEIVER_FOREGROUND); 709 710 UserHandle user = new UserHandle(userId); 711 mContext.sendBroadcastAsUser(verificationIntent, user); 712 if (DEBUG_DOMAIN_VERIFICATION) Slog.d(TAG, 713 "Sending IntentFilter verification broadcast"); 714 } 715 716 public void receiveVerificationResponse(int verificationId) { 717 IntentFilterVerificationState ivs = mIntentFilterVerificationStates.get(verificationId); 718 719 final boolean verified = ivs.isVerified(); 720 721 ArrayList<PackageParser.ActivityIntentInfo> filters = ivs.getFilters(); 722 final int count = filters.size(); 723 if (DEBUG_DOMAIN_VERIFICATION) { 724 Slog.i(TAG, "Received verification response " + verificationId 725 + " for " + count + " filters, verified=" + verified); 726 } 727 for (int n=0; n<count; n++) { 728 PackageParser.ActivityIntentInfo filter = filters.get(n); 729 filter.setVerified(verified); 730 731 if (DEBUG_DOMAIN_VERIFICATION) Slog.d(TAG, "IntentFilter " + filter.toString() 732 + " verified with result:" + verified + " and hosts:" 733 + ivs.getHostsString()); 734 } 735 736 mIntentFilterVerificationStates.remove(verificationId); 737 738 final String packageName = ivs.getPackageName(); 739 IntentFilterVerificationInfo ivi = null; 740 741 synchronized (mPackages) { 742 ivi = mSettings.getIntentFilterVerificationLPr(packageName); 743 } 744 if (ivi == null) { 745 Slog.w(TAG, "IntentFilterVerificationInfo not found for verificationId:" 746 + verificationId + " packageName:" + packageName); 747 return; 748 } 749 if (DEBUG_DOMAIN_VERIFICATION) Slog.d(TAG, 750 "Updating IntentFilterVerificationInfo for package " + packageName 751 +" verificationId:" + verificationId); 752 753 synchronized (mPackages) { 754 if (verified) { 755 ivi.setStatus(INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_ALWAYS); 756 } else { 757 ivi.setStatus(INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_ASK); 758 } 759 scheduleWriteSettingsLocked(); 760 761 final int userId = ivs.getUserId(); 762 if (userId != UserHandle.USER_ALL) { 763 final int userStatus = 764 mSettings.getIntentFilterVerificationStatusLPr(packageName, userId); 765 766 int updatedStatus = INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_UNDEFINED; 767 boolean needUpdate = false; 768 769 // We cannot override the STATUS_ALWAYS / STATUS_NEVER states if they have 770 // already been set by the User thru the Disambiguation dialog 771 switch (userStatus) { 772 case INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_UNDEFINED: 773 if (verified) { 774 updatedStatus = INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_ALWAYS; 775 } else { 776 updatedStatus = INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_ASK; 777 } 778 needUpdate = true; 779 break; 780 781 case INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_ASK: 782 if (verified) { 783 updatedStatus = INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_ALWAYS; 784 needUpdate = true; 785 } 786 break; 787 788 default: 789 // Nothing to do 790 } 791 792 if (needUpdate) { 793 mSettings.updateIntentFilterVerificationStatusLPw( 794 packageName, updatedStatus, userId); 795 scheduleWritePackageRestrictionsLocked(userId); 796 } 797 } 798 } 799 } 800 801 @Override 802 public boolean addOneIntentFilterVerification(int verifierUid, int userId, int verificationId, 803 ActivityIntentInfo filter, String packageName) { 804 if (!hasValidDomains(filter)) { 805 return false; 806 } 807 IntentFilterVerificationState ivs = mIntentFilterVerificationStates.get(verificationId); 808 if (ivs == null) { 809 ivs = createDomainVerificationState(verifierUid, userId, verificationId, 810 packageName); 811 } 812 if (DEBUG_DOMAIN_VERIFICATION) { 813 Slog.d(TAG, "Adding verification filter for " + packageName + " : " + filter); 814 } 815 ivs.addFilter(filter); 816 return true; 817 } 818 819 private IntentFilterVerificationState createDomainVerificationState(int verifierUid, 820 int userId, int verificationId, String packageName) { 821 IntentFilterVerificationState ivs = new IntentFilterVerificationState( 822 verifierUid, userId, packageName); 823 ivs.setPendingState(); 824 synchronized (mPackages) { 825 mIntentFilterVerificationStates.append(verificationId, ivs); 826 mCurrentIntentFilterVerifications.add(verificationId); 827 } 828 return ivs; 829 } 830 } 831 832 private static boolean hasValidDomains(ActivityIntentInfo filter) { 833 return filter.hasCategory(Intent.CATEGORY_BROWSABLE) 834 && (filter.hasDataScheme(IntentFilter.SCHEME_HTTP) || 835 filter.hasDataScheme(IntentFilter.SCHEME_HTTPS)); 836 } 837 838 private IntentFilterVerifier mIntentFilterVerifier; 839 840 // Set of pending broadcasts for aggregating enable/disable of components. 841 static class PendingPackageBroadcasts { 842 // for each user id, a map of <package name -> components within that package> 843 final SparseArray<ArrayMap<String, ArrayList<String>>> mUidMap; 844 845 public PendingPackageBroadcasts() { 846 mUidMap = new SparseArray<ArrayMap<String, ArrayList<String>>>(2); 847 } 848 849 public ArrayList<String> get(int userId, String packageName) { 850 ArrayMap<String, ArrayList<String>> packages = getOrAllocate(userId); 851 return packages.get(packageName); 852 } 853 854 public void put(int userId, String packageName, ArrayList<String> components) { 855 ArrayMap<String, ArrayList<String>> packages = getOrAllocate(userId); 856 packages.put(packageName, components); 857 } 858 859 public void remove(int userId, String packageName) { 860 ArrayMap<String, ArrayList<String>> packages = mUidMap.get(userId); 861 if (packages != null) { 862 packages.remove(packageName); 863 } 864 } 865 866 public void remove(int userId) { 867 mUidMap.remove(userId); 868 } 869 870 public int userIdCount() { 871 return mUidMap.size(); 872 } 873 874 public int userIdAt(int n) { 875 return mUidMap.keyAt(n); 876 } 877 878 public ArrayMap<String, ArrayList<String>> packagesForUserId(int userId) { 879 return mUidMap.get(userId); 880 } 881 882 public int size() { 883 // total number of pending broadcast entries across all userIds 884 int num = 0; 885 for (int i = 0; i< mUidMap.size(); i++) { 886 num += mUidMap.valueAt(i).size(); 887 } 888 return num; 889 } 890 891 public void clear() { 892 mUidMap.clear(); 893 } 894 895 private ArrayMap<String, ArrayList<String>> getOrAllocate(int userId) { 896 ArrayMap<String, ArrayList<String>> map = mUidMap.get(userId); 897 if (map == null) { 898 map = new ArrayMap<String, ArrayList<String>>(); 899 mUidMap.put(userId, map); 900 } 901 return map; 902 } 903 } 904 final PendingPackageBroadcasts mPendingBroadcasts = new PendingPackageBroadcasts(); 905 906 // Service Connection to remote media container service to copy 907 // package uri's from external media onto secure containers 908 // or internal storage. 909 private IMediaContainerService mContainerService = null; 910 911 static final int SEND_PENDING_BROADCAST = 1; 912 static final int MCS_BOUND = 3; 913 static final int END_COPY = 4; 914 static final int INIT_COPY = 5; 915 static final int MCS_UNBIND = 6; 916 static final int START_CLEANING_PACKAGE = 7; 917 static final int FIND_INSTALL_LOC = 8; 918 static final int POST_INSTALL = 9; 919 static final int MCS_RECONNECT = 10; 920 static final int MCS_GIVE_UP = 11; 921 static final int UPDATED_MEDIA_STATUS = 12; 922 static final int WRITE_SETTINGS = 13; 923 static final int WRITE_PACKAGE_RESTRICTIONS = 14; 924 static final int PACKAGE_VERIFIED = 15; 925 static final int CHECK_PENDING_VERIFICATION = 16; 926 static final int START_INTENT_FILTER_VERIFICATIONS = 17; 927 static final int INTENT_FILTER_VERIFIED = 18; 928 929 static final int WRITE_SETTINGS_DELAY = 10*1000; // 10 seconds 930 931 // Delay time in millisecs 932 static final int BROADCAST_DELAY = 10 * 1000; 933 934 static UserManagerService sUserManager; 935 936 // Stores a list of users whose package restrictions file needs to be updated 937 private ArraySet<Integer> mDirtyUsers = new ArraySet<Integer>(); 938 939 final private DefaultContainerConnection mDefContainerConn = 940 new DefaultContainerConnection(); 941 class DefaultContainerConnection implements ServiceConnection { 942 public void onServiceConnected(ComponentName name, IBinder service) { 943 if (DEBUG_SD_INSTALL) Log.i(TAG, "onServiceConnected"); 944 IMediaContainerService imcs = 945 IMediaContainerService.Stub.asInterface(service); 946 mHandler.sendMessage(mHandler.obtainMessage(MCS_BOUND, imcs)); 947 } 948 949 public void onServiceDisconnected(ComponentName name) { 950 if (DEBUG_SD_INSTALL) Log.i(TAG, "onServiceDisconnected"); 951 } 952 } 953 954 // Recordkeeping of restore-after-install operations that are currently in flight 955 // between the Package Manager and the Backup Manager 956 class PostInstallData { 957 public InstallArgs args; 958 public PackageInstalledInfo res; 959 960 PostInstallData(InstallArgs _a, PackageInstalledInfo _r) { 961 args = _a; 962 res = _r; 963 } 964 } 965 966 final SparseArray<PostInstallData> mRunningInstalls = new SparseArray<PostInstallData>(); 967 int mNextInstallToken = 1; // nonzero; will be wrapped back to 1 when ++ overflows 968 969 // XML tags for backup/restore of various bits of state 970 private static final String TAG_PREFERRED_BACKUP = "pa"; 971 private static final String TAG_DEFAULT_APPS = "da"; 972 private static final String TAG_INTENT_FILTER_VERIFICATION = "iv"; 973 974 final String mRequiredVerifierPackage; 975 final String mRequiredInstallerPackage; 976 977 private final PackageUsage mPackageUsage = new PackageUsage(); 978 979 private class PackageUsage { 980 private static final int WRITE_INTERVAL 981 = (DEBUG_DEXOPT) ? 0 : 30*60*1000; // 30m in ms 982 983 private final Object mFileLock = new Object(); 984 private final AtomicLong mLastWritten = new AtomicLong(0); 985 private final AtomicBoolean mBackgroundWriteRunning = new AtomicBoolean(false); 986 987 private boolean mIsHistoricalPackageUsageAvailable = true; 988 989 boolean isHistoricalPackageUsageAvailable() { 990 return mIsHistoricalPackageUsageAvailable; 991 } 992 993 void write(boolean force) { 994 if (force) { 995 writeInternal(); 996 return; 997 } 998 if (SystemClock.elapsedRealtime() - mLastWritten.get() < WRITE_INTERVAL 999 && !DEBUG_DEXOPT) { 1000 return; 1001 } 1002 if (mBackgroundWriteRunning.compareAndSet(false, true)) { 1003 new Thread("PackageUsage_DiskWriter") { 1004 @Override 1005 public void run() { 1006 try { 1007 writeInternal(); 1008 } finally { 1009 mBackgroundWriteRunning.set(false); 1010 } 1011 } 1012 }.start(); 1013 } 1014 } 1015 1016 private void writeInternal() { 1017 synchronized (mPackages) { 1018 synchronized (mFileLock) { 1019 AtomicFile file = getFile(); 1020 FileOutputStream f = null; 1021 try { 1022 f = file.startWrite(); 1023 BufferedOutputStream out = new BufferedOutputStream(f); 1024 FileUtils.setPermissions(file.getBaseFile().getPath(), 0640, SYSTEM_UID, PACKAGE_INFO_GID); 1025 StringBuilder sb = new StringBuilder(); 1026 for (PackageParser.Package pkg : mPackages.values()) { 1027 if (pkg.mLastPackageUsageTimeInMills == 0) { 1028 continue; 1029 } 1030 sb.setLength(0); 1031 sb.append(pkg.packageName); 1032 sb.append(' '); 1033 sb.append((long)pkg.mLastPackageUsageTimeInMills); 1034 sb.append('\n'); 1035 out.write(sb.toString().getBytes(StandardCharsets.US_ASCII)); 1036 } 1037 out.flush(); 1038 file.finishWrite(f); 1039 } catch (IOException e) { 1040 if (f != null) { 1041 file.failWrite(f); 1042 } 1043 Log.e(TAG, "Failed to write package usage times", e); 1044 } 1045 } 1046 } 1047 mLastWritten.set(SystemClock.elapsedRealtime()); 1048 } 1049 1050 void readLP() { 1051 synchronized (mFileLock) { 1052 AtomicFile file = getFile(); 1053 BufferedInputStream in = null; 1054 try { 1055 in = new BufferedInputStream(file.openRead()); 1056 StringBuffer sb = new StringBuffer(); 1057 while (true) { 1058 String packageName = readToken(in, sb, ' '); 1059 if (packageName == null) { 1060 break; 1061 } 1062 String timeInMillisString = readToken(in, sb, '\n'); 1063 if (timeInMillisString == null) { 1064 throw new IOException("Failed to find last usage time for package " 1065 + packageName); 1066 } 1067 PackageParser.Package pkg = mPackages.get(packageName); 1068 if (pkg == null) { 1069 continue; 1070 } 1071 long timeInMillis; 1072 try { 1073 timeInMillis = Long.parseLong(timeInMillisString.toString()); 1074 } catch (NumberFormatException e) { 1075 throw new IOException("Failed to parse " + timeInMillisString 1076 + " as a long.", e); 1077 } 1078 pkg.mLastPackageUsageTimeInMills = timeInMillis; 1079 } 1080 } catch (FileNotFoundException expected) { 1081 mIsHistoricalPackageUsageAvailable = false; 1082 } catch (IOException e) { 1083 Log.w(TAG, "Failed to read package usage times", e); 1084 } finally { 1085 IoUtils.closeQuietly(in); 1086 } 1087 } 1088 mLastWritten.set(SystemClock.elapsedRealtime()); 1089 } 1090 1091 private String readToken(InputStream in, StringBuffer sb, char endOfToken) 1092 throws IOException { 1093 sb.setLength(0); 1094 while (true) { 1095 int ch = in.read(); 1096 if (ch == -1) { 1097 if (sb.length() == 0) { 1098 return null; 1099 } 1100 throw new IOException("Unexpected EOF"); 1101 } 1102 if (ch == endOfToken) { 1103 return sb.toString(); 1104 } 1105 sb.append((char)ch); 1106 } 1107 } 1108 1109 private AtomicFile getFile() { 1110 File dataDir = Environment.getDataDirectory(); 1111 File systemDir = new File(dataDir, "system"); 1112 File fname = new File(systemDir, "package-usage.list"); 1113 return new AtomicFile(fname); 1114 } 1115 } 1116 1117 class PackageHandler extends Handler { 1118 private boolean mBound = false; 1119 final ArrayList<HandlerParams> mPendingInstalls = 1120 new ArrayList<HandlerParams>(); 1121 1122 private boolean connectToService() { 1123 if (DEBUG_SD_INSTALL) Log.i(TAG, "Trying to bind to" + 1124 " DefaultContainerService"); 1125 Intent service = new Intent().setComponent(DEFAULT_CONTAINER_COMPONENT); 1126 Process.setThreadPriority(Process.THREAD_PRIORITY_DEFAULT); 1127 if (mContext.bindServiceAsUser(service, mDefContainerConn, 1128 Context.BIND_AUTO_CREATE, UserHandle.SYSTEM)) { 1129 Process.setThreadPriority(Process.THREAD_PRIORITY_BACKGROUND); 1130 mBound = true; 1131 return true; 1132 } 1133 Process.setThreadPriority(Process.THREAD_PRIORITY_BACKGROUND); 1134 return false; 1135 } 1136 1137 private void disconnectService() { 1138 mContainerService = null; 1139 mBound = false; 1140 Process.setThreadPriority(Process.THREAD_PRIORITY_DEFAULT); 1141 mContext.unbindService(mDefContainerConn); 1142 Process.setThreadPriority(Process.THREAD_PRIORITY_BACKGROUND); 1143 } 1144 1145 PackageHandler(Looper looper) { 1146 super(looper); 1147 } 1148 1149 public void handleMessage(Message msg) { 1150 try { 1151 doHandleMessage(msg); 1152 } finally { 1153 Process.setThreadPriority(Process.THREAD_PRIORITY_BACKGROUND); 1154 } 1155 } 1156 1157 void doHandleMessage(Message msg) { 1158 switch (msg.what) { 1159 case INIT_COPY: { 1160 HandlerParams params = (HandlerParams) msg.obj; 1161 int idx = mPendingInstalls.size(); 1162 if (DEBUG_INSTALL) Slog.i(TAG, "init_copy idx=" + idx + ": " + params); 1163 // If a bind was already initiated we dont really 1164 // need to do anything. The pending install 1165 // will be processed later on. 1166 if (!mBound) { 1167 Trace.asyncTraceBegin(TRACE_TAG_PACKAGE_MANAGER, "bindingMCS", 1168 System.identityHashCode(mHandler)); 1169 // If this is the only one pending we might 1170 // have to bind to the service again. 1171 if (!connectToService()) { 1172 Slog.e(TAG, "Failed to bind to media container service"); 1173 params.serviceError(); 1174 Trace.asyncTraceEnd(TRACE_TAG_PACKAGE_MANAGER, "bindingMCS", 1175 System.identityHashCode(mHandler)); 1176 if (params.traceMethod != null) { 1177 Trace.asyncTraceEnd(TRACE_TAG_PACKAGE_MANAGER, params.traceMethod, 1178 params.traceCookie); 1179 } 1180 return; 1181 } else { 1182 // Once we bind to the service, the first 1183 // pending request will be processed. 1184 mPendingInstalls.add(idx, params); 1185 } 1186 } else { 1187 mPendingInstalls.add(idx, params); 1188 // Already bound to the service. Just make 1189 // sure we trigger off processing the first request. 1190 if (idx == 0) { 1191 mHandler.sendEmptyMessage(MCS_BOUND); 1192 } 1193 } 1194 break; 1195 } 1196 case MCS_BOUND: { 1197 if (DEBUG_INSTALL) Slog.i(TAG, "mcs_bound"); 1198 if (msg.obj != null) { 1199 mContainerService = (IMediaContainerService) msg.obj; 1200 Trace.asyncTraceEnd(TRACE_TAG_PACKAGE_MANAGER, "bindingMCS", 1201 System.identityHashCode(mHandler)); 1202 } 1203 if (mContainerService == null) { 1204 if (!mBound) { 1205 // Something seriously wrong since we are not bound and we are not 1206 // waiting for connection. Bail out. 1207 Slog.e(TAG, "Cannot bind to media container service"); 1208 for (HandlerParams params : mPendingInstalls) { 1209 // Indicate service bind error 1210 params.serviceError(); 1211 Trace.asyncTraceEnd(TRACE_TAG_PACKAGE_MANAGER, "queueInstall", 1212 System.identityHashCode(params)); 1213 if (params.traceMethod != null) { 1214 Trace.asyncTraceEnd(TRACE_TAG_PACKAGE_MANAGER, 1215 params.traceMethod, params.traceCookie); 1216 } 1217 return; 1218 } 1219 mPendingInstalls.clear(); 1220 } else { 1221 Slog.w(TAG, "Waiting to connect to media container service"); 1222 } 1223 } else if (mPendingInstalls.size() > 0) { 1224 HandlerParams params = mPendingInstalls.get(0); 1225 if (params != null) { 1226 Trace.asyncTraceEnd(TRACE_TAG_PACKAGE_MANAGER, "queueInstall", 1227 System.identityHashCode(params)); 1228 Trace.traceBegin(TRACE_TAG_PACKAGE_MANAGER, "startCopy"); 1229 if (params.startCopy()) { 1230 // We are done... look for more work or to 1231 // go idle. 1232 if (DEBUG_SD_INSTALL) Log.i(TAG, 1233 "Checking for more work or unbind..."); 1234 // Delete pending install 1235 if (mPendingInstalls.size() > 0) { 1236 mPendingInstalls.remove(0); 1237 } 1238 if (mPendingInstalls.size() == 0) { 1239 if (mBound) { 1240 if (DEBUG_SD_INSTALL) Log.i(TAG, 1241 "Posting delayed MCS_UNBIND"); 1242 removeMessages(MCS_UNBIND); 1243 Message ubmsg = obtainMessage(MCS_UNBIND); 1244 // Unbind after a little delay, to avoid 1245 // continual thrashing. 1246 sendMessageDelayed(ubmsg, 10000); 1247 } 1248 } else { 1249 // There are more pending requests in queue. 1250 // Just post MCS_BOUND message to trigger processing 1251 // of next pending install. 1252 if (DEBUG_SD_INSTALL) Log.i(TAG, 1253 "Posting MCS_BOUND for next work"); 1254 mHandler.sendEmptyMessage(MCS_BOUND); 1255 } 1256 } 1257 Trace.traceEnd(TRACE_TAG_PACKAGE_MANAGER); 1258 } 1259 } else { 1260 // Should never happen ideally. 1261 Slog.w(TAG, "Empty queue"); 1262 } 1263 break; 1264 } 1265 case MCS_RECONNECT: { 1266 if (DEBUG_INSTALL) Slog.i(TAG, "mcs_reconnect"); 1267 if (mPendingInstalls.size() > 0) { 1268 if (mBound) { 1269 disconnectService(); 1270 } 1271 if (!connectToService()) { 1272 Slog.e(TAG, "Failed to bind to media container service"); 1273 for (HandlerParams params : mPendingInstalls) { 1274 // Indicate service bind error 1275 params.serviceError(); 1276 Trace.asyncTraceEnd(TRACE_TAG_PACKAGE_MANAGER, "queueInstall", 1277 System.identityHashCode(params)); 1278 } 1279 mPendingInstalls.clear(); 1280 } 1281 } 1282 break; 1283 } 1284 case MCS_UNBIND: { 1285 // If there is no actual work left, then time to unbind. 1286 if (DEBUG_INSTALL) Slog.i(TAG, "mcs_unbind"); 1287 1288 if (mPendingInstalls.size() == 0 && mPendingVerification.size() == 0) { 1289 if (mBound) { 1290 if (DEBUG_INSTALL) Slog.i(TAG, "calling disconnectService()"); 1291 1292 disconnectService(); 1293 } 1294 } else if (mPendingInstalls.size() > 0) { 1295 // There are more pending requests in queue. 1296 // Just post MCS_BOUND message to trigger processing 1297 // of next pending install. 1298 mHandler.sendEmptyMessage(MCS_BOUND); 1299 } 1300 1301 break; 1302 } 1303 case MCS_GIVE_UP: { 1304 if (DEBUG_INSTALL) Slog.i(TAG, "mcs_giveup too many retries"); 1305 HandlerParams params = mPendingInstalls.remove(0); 1306 Trace.asyncTraceEnd(TRACE_TAG_PACKAGE_MANAGER, "queueInstall", 1307 System.identityHashCode(params)); 1308 break; 1309 } 1310 case SEND_PENDING_BROADCAST: { 1311 String packages[]; 1312 ArrayList<String> components[]; 1313 int size = 0; 1314 int uids[]; 1315 Process.setThreadPriority(Process.THREAD_PRIORITY_DEFAULT); 1316 synchronized (mPackages) { 1317 if (mPendingBroadcasts == null) { 1318 return; 1319 } 1320 size = mPendingBroadcasts.size(); 1321 if (size <= 0) { 1322 // Nothing to be done. Just return 1323 return; 1324 } 1325 packages = new String[size]; 1326 components = new ArrayList[size]; 1327 uids = new int[size]; 1328 int i = 0; // filling out the above arrays 1329 1330 for (int n = 0; n < mPendingBroadcasts.userIdCount(); n++) { 1331 int packageUserId = mPendingBroadcasts.userIdAt(n); 1332 Iterator<Map.Entry<String, ArrayList<String>>> it 1333 = mPendingBroadcasts.packagesForUserId(packageUserId) 1334 .entrySet().iterator(); 1335 while (it.hasNext() && i < size) { 1336 Map.Entry<String, ArrayList<String>> ent = it.next(); 1337 packages[i] = ent.getKey(); 1338 components[i] = ent.getValue(); 1339 PackageSetting ps = mSettings.mPackages.get(ent.getKey()); 1340 uids[i] = (ps != null) 1341 ? UserHandle.getUid(packageUserId, ps.appId) 1342 : -1; 1343 i++; 1344 } 1345 } 1346 size = i; 1347 mPendingBroadcasts.clear(); 1348 } 1349 // Send broadcasts 1350 for (int i = 0; i < size; i++) { 1351 sendPackageChangedBroadcast(packages[i], true, components[i], uids[i]); 1352 } 1353 Process.setThreadPriority(Process.THREAD_PRIORITY_BACKGROUND); 1354 break; 1355 } 1356 case START_CLEANING_PACKAGE: { 1357 Process.setThreadPriority(Process.THREAD_PRIORITY_DEFAULT); 1358 final String packageName = (String)msg.obj; 1359 final int userId = msg.arg1; 1360 final boolean andCode = msg.arg2 != 0; 1361 synchronized (mPackages) { 1362 if (userId == UserHandle.USER_ALL) { 1363 int[] users = sUserManager.getUserIds(); 1364 for (int user : users) { 1365 mSettings.addPackageToCleanLPw( 1366 new PackageCleanItem(user, packageName, andCode)); 1367 } 1368 } else { 1369 mSettings.addPackageToCleanLPw( 1370 new PackageCleanItem(userId, packageName, andCode)); 1371 } 1372 } 1373 Process.setThreadPriority(Process.THREAD_PRIORITY_BACKGROUND); 1374 startCleaningPackages(); 1375 } break; 1376 case POST_INSTALL: { 1377 if (DEBUG_INSTALL) Log.v(TAG, "Handling post-install for " + msg.arg1); 1378 1379 PostInstallData data = mRunningInstalls.get(msg.arg1); 1380 mRunningInstalls.delete(msg.arg1); 1381 boolean deleteOld = false; 1382 1383 if (data != null) { 1384 InstallArgs args = data.args; 1385 PackageInstalledInfo res = data.res; 1386 1387 if (res.returnCode == PackageManager.INSTALL_SUCCEEDED) { 1388 final String packageName = res.pkg.applicationInfo.packageName; 1389 res.removedInfo.sendBroadcast(false, true, false); 1390 Bundle extras = new Bundle(1); 1391 extras.putInt(Intent.EXTRA_UID, res.uid); 1392 1393 // Now that we successfully installed the package, grant runtime 1394 // permissions if requested before broadcasting the install. 1395 if ((args.installFlags 1396 & PackageManager.INSTALL_GRANT_RUNTIME_PERMISSIONS) != 0 1397 && res.pkg.applicationInfo.targetSdkVersion 1398 >= Build.VERSION_CODES.M) { 1399 grantRequestedRuntimePermissions(res.pkg, args.user.getIdentifier(), 1400 args.installGrantPermissions); 1401 } 1402 1403 synchronized (mPackages) { 1404 mEphemeralApplicationRegistry.onPackageInstalledLPw(res.pkg); 1405 } 1406 1407 // Determine the set of users who are adding this 1408 // package for the first time vs. those who are seeing 1409 // an update. 1410 int[] firstUsers; 1411 int[] updateUsers = new int[0]; 1412 if (res.origUsers == null || res.origUsers.length == 0) { 1413 firstUsers = res.newUsers; 1414 } else { 1415 firstUsers = new int[0]; 1416 for (int i=0; i<res.newUsers.length; i++) { 1417 int user = res.newUsers[i]; 1418 boolean isNew = true; 1419 for (int j=0; j<res.origUsers.length; j++) { 1420 if (res.origUsers[j] == user) { 1421 isNew = false; 1422 break; 1423 } 1424 } 1425 if (isNew) { 1426 int[] newFirst = new int[firstUsers.length+1]; 1427 System.arraycopy(firstUsers, 0, newFirst, 0, 1428 firstUsers.length); 1429 newFirst[firstUsers.length] = user; 1430 firstUsers = newFirst; 1431 } else { 1432 int[] newUpdate = new int[updateUsers.length+1]; 1433 System.arraycopy(updateUsers, 0, newUpdate, 0, 1434 updateUsers.length); 1435 newUpdate[updateUsers.length] = user; 1436 updateUsers = newUpdate; 1437 } 1438 } 1439 } 1440 // don't broadcast for ephemeral installs/updates 1441 final boolean isEphemeral = isEphemeral(res.pkg); 1442 if (!isEphemeral) { 1443 sendPackageBroadcast(Intent.ACTION_PACKAGE_ADDED, packageName, 1444 extras, 0 /*flags*/, null /*targetPackage*/, 1445 null /*finishedReceiver*/, firstUsers); 1446 } 1447 final boolean update = res.removedInfo.removedPackage != null; 1448 if (update) { 1449 extras.putBoolean(Intent.EXTRA_REPLACING, true); 1450 } 1451 if (!isEphemeral) { 1452 sendPackageBroadcast(Intent.ACTION_PACKAGE_ADDED, packageName, 1453 extras, 0 /*flags*/, null /*targetPackage*/, 1454 null /*finishedReceiver*/, updateUsers); 1455 } 1456 if (update) { 1457 if (!isEphemeral) { 1458 sendPackageBroadcast(Intent.ACTION_PACKAGE_REPLACED, 1459 packageName, extras, 0 /*flags*/, 1460 null /*targetPackage*/, null /*finishedReceiver*/, 1461 updateUsers); 1462 sendPackageBroadcast(Intent.ACTION_MY_PACKAGE_REPLACED, 1463 null /*package*/, null /*extras*/, 0 /*flags*/, 1464 packageName /*targetPackage*/, 1465 null /*finishedReceiver*/, updateUsers); 1466 } 1467 1468 // treat asec-hosted packages like removable media on upgrade 1469 if (res.pkg.isForwardLocked() || isExternal(res.pkg)) { 1470 if (DEBUG_INSTALL) { 1471 Slog.i(TAG, "upgrading pkg " + res.pkg 1472 + " is ASEC-hosted -> AVAILABLE"); 1473 } 1474 int[] uidArray = new int[] { res.pkg.applicationInfo.uid }; 1475 ArrayList<String> pkgList = new ArrayList<String>(1); 1476 pkgList.add(packageName); 1477 sendResourcesChangedBroadcast(true, true, 1478 pkgList,uidArray, null); 1479 } 1480 } 1481 if (res.removedInfo.args != null) { 1482 // Remove the replaced package's older resources safely now 1483 deleteOld = true; 1484 } 1485 1486 // If this app is a browser and it's newly-installed for some 1487 // users, clear any default-browser state in those users 1488 if (firstUsers.length > 0) { 1489 // the app's nature doesn't depend on the user, so we can just 1490 // check its browser nature in any user and generalize. 1491 if (packageIsBrowser(packageName, firstUsers[0])) { 1492 synchronized (mPackages) { 1493 for (int userId : firstUsers) { 1494 mSettings.setDefaultBrowserPackageNameLPw(null, userId); 1495 } 1496 } 1497 } 1498 } 1499 // Log current value of "unknown sources" setting 1500 EventLog.writeEvent(EventLogTags.UNKNOWN_SOURCES_ENABLED, 1501 getUnknownSourcesSettings()); 1502 } 1503 // Force a gc to clear up things 1504 Runtime.getRuntime().gc(); 1505 // We delete after a gc for applications on sdcard. 1506 if (deleteOld) { 1507 synchronized (mInstallLock) { 1508 res.removedInfo.args.doPostDeleteLI(true); 1509 } 1510 } 1511 if (args.observer != null) { 1512 try { 1513 Bundle extras = extrasForInstallResult(res); 1514 args.observer.onPackageInstalled(res.name, res.returnCode, 1515 res.returnMsg, extras); 1516 } catch (RemoteException e) { 1517 Slog.i(TAG, "Observer no longer exists."); 1518 } 1519 } 1520 if (args.traceMethod != null) { 1521 Trace.asyncTraceEnd(TRACE_TAG_PACKAGE_MANAGER, args.traceMethod, 1522 args.traceCookie); 1523 } 1524 return; 1525 } else { 1526 Slog.e(TAG, "Bogus post-install token " + msg.arg1); 1527 } 1528 1529 Trace.asyncTraceEnd(TRACE_TAG_PACKAGE_MANAGER, "postInstall", msg.arg1); 1530 } break; 1531 case UPDATED_MEDIA_STATUS: { 1532 if (DEBUG_SD_INSTALL) Log.i(TAG, "Got message UPDATED_MEDIA_STATUS"); 1533 boolean reportStatus = msg.arg1 == 1; 1534 boolean doGc = msg.arg2 == 1; 1535 if (DEBUG_SD_INSTALL) Log.i(TAG, "reportStatus=" + reportStatus + ", doGc = " + doGc); 1536 if (doGc) { 1537 // Force a gc to clear up stale containers. 1538 Runtime.getRuntime().gc(); 1539 } 1540 if (msg.obj != null) { 1541 @SuppressWarnings("unchecked") 1542 Set<AsecInstallArgs> args = (Set<AsecInstallArgs>) msg.obj; 1543 if (DEBUG_SD_INSTALL) Log.i(TAG, "Unloading all containers"); 1544 // Unload containers 1545 unloadAllContainers(args); 1546 } 1547 if (reportStatus) { 1548 try { 1549 if (DEBUG_SD_INSTALL) Log.i(TAG, "Invoking MountService call back"); 1550 PackageHelper.getMountService().finishMediaUpdate(); 1551 } catch (RemoteException e) { 1552 Log.e(TAG, "MountService not running?"); 1553 } 1554 } 1555 } break; 1556 case WRITE_SETTINGS: { 1557 Process.setThreadPriority(Process.THREAD_PRIORITY_DEFAULT); 1558 synchronized (mPackages) { 1559 removeMessages(WRITE_SETTINGS); 1560 removeMessages(WRITE_PACKAGE_RESTRICTIONS); 1561 mSettings.writeLPr(); 1562 mDirtyUsers.clear(); 1563 } 1564 Process.setThreadPriority(Process.THREAD_PRIORITY_BACKGROUND); 1565 } break; 1566 case WRITE_PACKAGE_RESTRICTIONS: { 1567 Process.setThreadPriority(Process.THREAD_PRIORITY_DEFAULT); 1568 synchronized (mPackages) { 1569 removeMessages(WRITE_PACKAGE_RESTRICTIONS); 1570 for (int userId : mDirtyUsers) { 1571 mSettings.writePackageRestrictionsLPr(userId); 1572 } 1573 mDirtyUsers.clear(); 1574 } 1575 Process.setThreadPriority(Process.THREAD_PRIORITY_BACKGROUND); 1576 } break; 1577 case CHECK_PENDING_VERIFICATION: { 1578 final int verificationId = msg.arg1; 1579 final PackageVerificationState state = mPendingVerification.get(verificationId); 1580 1581 if ((state != null) && !state.timeoutExtended()) { 1582 final InstallArgs args = state.getInstallArgs(); 1583 final Uri originUri = Uri.fromFile(args.origin.resolvedFile); 1584 1585 Slog.i(TAG, "Verification timed out for " + originUri); 1586 mPendingVerification.remove(verificationId); 1587 1588 int ret = PackageManager.INSTALL_FAILED_VERIFICATION_FAILURE; 1589 1590 if (getDefaultVerificationResponse() == PackageManager.VERIFICATION_ALLOW) { 1591 Slog.i(TAG, "Continuing with installation of " + originUri); 1592 state.setVerifierResponse(Binder.getCallingUid(), 1593 PackageManager.VERIFICATION_ALLOW_WITHOUT_SUFFICIENT); 1594 broadcastPackageVerified(verificationId, originUri, 1595 PackageManager.VERIFICATION_ALLOW, 1596 state.getInstallArgs().getUser()); 1597 try { 1598 ret = args.copyApk(mContainerService, true); 1599 } catch (RemoteException e) { 1600 Slog.e(TAG, "Could not contact the ContainerService"); 1601 } 1602 } else { 1603 broadcastPackageVerified(verificationId, originUri, 1604 PackageManager.VERIFICATION_REJECT, 1605 state.getInstallArgs().getUser()); 1606 } 1607 1608 Trace.asyncTraceEnd( 1609 TRACE_TAG_PACKAGE_MANAGER, "verification", verificationId); 1610 1611 processPendingInstall(args, ret); 1612 mHandler.sendEmptyMessage(MCS_UNBIND); 1613 } 1614 break; 1615 } 1616 case PACKAGE_VERIFIED: { 1617 final int verificationId = msg.arg1; 1618 1619 final PackageVerificationState state = mPendingVerification.get(verificationId); 1620 if (state == null) { 1621 Slog.w(TAG, "Invalid verification token " + verificationId + " received"); 1622 break; 1623 } 1624 1625 final PackageVerificationResponse response = (PackageVerificationResponse) msg.obj; 1626 1627 state.setVerifierResponse(response.callerUid, response.code); 1628 1629 if (state.isVerificationComplete()) { 1630 mPendingVerification.remove(verificationId); 1631 1632 final InstallArgs args = state.getInstallArgs(); 1633 final Uri originUri = Uri.fromFile(args.origin.resolvedFile); 1634 1635 int ret; 1636 if (state.isInstallAllowed()) { 1637 ret = PackageManager.INSTALL_FAILED_INTERNAL_ERROR; 1638 broadcastPackageVerified(verificationId, originUri, 1639 response.code, state.getInstallArgs().getUser()); 1640 try { 1641 ret = args.copyApk(mContainerService, true); 1642 } catch (RemoteException e) { 1643 Slog.e(TAG, "Could not contact the ContainerService"); 1644 } 1645 } else { 1646 ret = PackageManager.INSTALL_FAILED_VERIFICATION_FAILURE; 1647 } 1648 1649 Trace.asyncTraceEnd( 1650 TRACE_TAG_PACKAGE_MANAGER, "verification", verificationId); 1651 1652 processPendingInstall(args, ret); 1653 mHandler.sendEmptyMessage(MCS_UNBIND); 1654 } 1655 1656 break; 1657 } 1658 case START_INTENT_FILTER_VERIFICATIONS: { 1659 IFVerificationParams params = (IFVerificationParams) msg.obj; 1660 verifyIntentFiltersIfNeeded(params.userId, params.verifierUid, 1661 params.replacing, params.pkg); 1662 break; 1663 } 1664 case INTENT_FILTER_VERIFIED: { 1665 final int verificationId = msg.arg1; 1666 1667 final IntentFilterVerificationState state = mIntentFilterVerificationStates.get( 1668 verificationId); 1669 if (state == null) { 1670 Slog.w(TAG, "Invalid IntentFilter verification token " 1671 + verificationId + " received"); 1672 break; 1673 } 1674 1675 final int userId = state.getUserId(); 1676 1677 if (DEBUG_DOMAIN_VERIFICATION) Slog.d(TAG, 1678 "Processing IntentFilter verification with token:" 1679 + verificationId + " and userId:" + userId); 1680 1681 final IntentFilterVerificationResponse response = 1682 (IntentFilterVerificationResponse) msg.obj; 1683 1684 state.setVerifierResponse(response.callerUid, response.code); 1685 1686 if (DEBUG_DOMAIN_VERIFICATION) Slog.d(TAG, 1687 "IntentFilter verification with token:" + verificationId 1688 + " and userId:" + userId 1689 + " is settings verifier response with response code:" 1690 + response.code); 1691 1692 if (response.code == PackageManager.INTENT_FILTER_VERIFICATION_FAILURE) { 1693 if (DEBUG_DOMAIN_VERIFICATION) Slog.d(TAG, "Domains failing verification: " 1694 + response.getFailedDomainsString()); 1695 } 1696 1697 if (state.isVerificationComplete()) { 1698 mIntentFilterVerifier.receiveVerificationResponse(verificationId); 1699 } else { 1700 if (DEBUG_DOMAIN_VERIFICATION) Slog.d(TAG, 1701 "IntentFilter verification with token:" + verificationId 1702 + " was not said to be complete"); 1703 } 1704 1705 break; 1706 } 1707 } 1708 } 1709 } 1710 1711 private StorageEventListener mStorageListener = new StorageEventListener() { 1712 @Override 1713 public void onVolumeStateChanged(VolumeInfo vol, int oldState, int newState) { 1714 if (vol.type == VolumeInfo.TYPE_PRIVATE) { 1715 if (vol.state == VolumeInfo.STATE_MOUNTED) { 1716 final String volumeUuid = vol.getFsUuid(); 1717 1718 // Clean up any users or apps that were removed or recreated 1719 // while this volume was missing 1720 reconcileUsers(volumeUuid); 1721 reconcileApps(volumeUuid); 1722 1723 // Clean up any install sessions that expired or were 1724 // cancelled while this volume was missing 1725 mInstallerService.onPrivateVolumeMounted(volumeUuid); 1726 1727 loadPrivatePackages(vol); 1728 1729 } else if (vol.state == VolumeInfo.STATE_EJECTING) { 1730 unloadPrivatePackages(vol); 1731 } 1732 } 1733 1734 if (vol.type == VolumeInfo.TYPE_PUBLIC && vol.isPrimary()) { 1735 if (vol.state == VolumeInfo.STATE_MOUNTED) { 1736 updateExternalMediaStatus(true, false); 1737 } else if (vol.state == VolumeInfo.STATE_EJECTING) { 1738 updateExternalMediaStatus(false, false); 1739 } 1740 } 1741 } 1742 1743 @Override 1744 public void onVolumeForgotten(String fsUuid) { 1745 if (TextUtils.isEmpty(fsUuid)) { 1746 Slog.w(TAG, "Forgetting internal storage is probably a mistake; ignoring"); 1747 return; 1748 } 1749 1750 // Remove any apps installed on the forgotten volume 1751 synchronized (mPackages) { 1752 final List<PackageSetting> packages = mSettings.getVolumePackagesLPr(fsUuid); 1753 for (PackageSetting ps : packages) { 1754 Slog.d(TAG, "Destroying " + ps.name + " because volume was forgotten"); 1755 deletePackage(ps.name, new LegacyPackageDeleteObserver(null).getBinder(), 1756 UserHandle.USER_SYSTEM, PackageManager.DELETE_ALL_USERS); 1757 } 1758 1759 mSettings.onVolumeForgotten(fsUuid); 1760 mSettings.writeLPr(); 1761 } 1762 } 1763 }; 1764 1765 private void grantRequestedRuntimePermissions(PackageParser.Package pkg, int userId, 1766 String[] grantedPermissions) { 1767 if (userId >= UserHandle.USER_SYSTEM) { 1768 grantRequestedRuntimePermissionsForUser(pkg, userId, grantedPermissions); 1769 } else if (userId == UserHandle.USER_ALL) { 1770 final int[] userIds; 1771 synchronized (mPackages) { 1772 userIds = UserManagerService.getInstance().getUserIds(); 1773 } 1774 for (int someUserId : userIds) { 1775 grantRequestedRuntimePermissionsForUser(pkg, someUserId, grantedPermissions); 1776 } 1777 } 1778 1779 // We could have touched GID membership, so flush out packages.list 1780 synchronized (mPackages) { 1781 mSettings.writePackageListLPr(); 1782 } 1783 } 1784 1785 private void grantRequestedRuntimePermissionsForUser(PackageParser.Package pkg, int userId, 1786 String[] grantedPermissions) { 1787 SettingBase sb = (SettingBase) pkg.mExtras; 1788 if (sb == null) { 1789 return; 1790 } 1791 1792 PermissionsState permissionsState = sb.getPermissionsState(); 1793 1794 final int immutableFlags = PackageManager.FLAG_PERMISSION_SYSTEM_FIXED 1795 | PackageManager.FLAG_PERMISSION_POLICY_FIXED; 1796 1797 synchronized (mPackages) { 1798 for (String permission : pkg.requestedPermissions) { 1799 BasePermission bp = mSettings.mPermissions.get(permission); 1800 if (bp != null && (bp.isRuntime() || bp.isDevelopment()) 1801 && (grantedPermissions == null 1802 || ArrayUtils.contains(grantedPermissions, permission))) { 1803 final int flags = permissionsState.getPermissionFlags(permission, userId); 1804 // Installer cannot change immutable permissions. 1805 if ((flags & immutableFlags) == 0) { 1806 grantRuntimePermission(pkg.packageName, permission, userId); 1807 } 1808 } 1809 } 1810 } 1811 } 1812 1813 Bundle extrasForInstallResult(PackageInstalledInfo res) { 1814 Bundle extras = null; 1815 switch (res.returnCode) { 1816 case PackageManager.INSTALL_FAILED_DUPLICATE_PERMISSION: { 1817 extras = new Bundle(); 1818 extras.putString(PackageManager.EXTRA_FAILURE_EXISTING_PERMISSION, 1819 res.origPermission); 1820 extras.putString(PackageManager.EXTRA_FAILURE_EXISTING_PACKAGE, 1821 res.origPackage); 1822 break; 1823 } 1824 case PackageManager.INSTALL_SUCCEEDED: { 1825 extras = new Bundle(); 1826 extras.putBoolean(Intent.EXTRA_REPLACING, 1827 res.removedInfo != null && res.removedInfo.removedPackage != null); 1828 break; 1829 } 1830 } 1831 return extras; 1832 } 1833 1834 void scheduleWriteSettingsLocked() { 1835 if (!mHandler.hasMessages(WRITE_SETTINGS)) { 1836 mHandler.sendEmptyMessageDelayed(WRITE_SETTINGS, WRITE_SETTINGS_DELAY); 1837 } 1838 } 1839 1840 void scheduleWritePackageRestrictionsLocked(int userId) { 1841 if (!sUserManager.exists(userId)) return; 1842 mDirtyUsers.add(userId); 1843 if (!mHandler.hasMessages(WRITE_PACKAGE_RESTRICTIONS)) { 1844 mHandler.sendEmptyMessageDelayed(WRITE_PACKAGE_RESTRICTIONS, WRITE_SETTINGS_DELAY); 1845 } 1846 } 1847 1848 public static PackageManagerService main(Context context, Installer installer, 1849 boolean factoryTest, boolean onlyCore) { 1850 PackageManagerService m = new PackageManagerService(context, installer, 1851 factoryTest, onlyCore); 1852 m.enableSystemUserApps(); 1853 ServiceManager.addService("package", m); 1854 return m; 1855 } 1856 1857 private void enableSystemUserApps() { 1858 if (!UserManager.isSplitSystemUser()) { 1859 return; 1860 } 1861 // For system user, enable apps based on the following conditions: 1862 // - app is whitelisted or belong to one of these groups: 1863 // -- system app which has no launcher icons 1864 // -- system app which has INTERACT_ACROSS_USERS permission 1865 // -- system IME app 1866 // - app is not in the blacklist 1867 AppsQueryHelper queryHelper = new AppsQueryHelper(this); 1868 Set<String> enableApps = new ArraySet<>(); 1869 enableApps.addAll(queryHelper.queryApps(AppsQueryHelper.GET_NON_LAUNCHABLE_APPS 1870 | AppsQueryHelper.GET_APPS_WITH_INTERACT_ACROSS_USERS_PERM 1871 | AppsQueryHelper.GET_IMES, /* systemAppsOnly */ true, UserHandle.SYSTEM)); 1872 ArraySet<String> wlApps = SystemConfig.getInstance().getSystemUserWhitelistedApps(); 1873 enableApps.addAll(wlApps); 1874 ArraySet<String> blApps = SystemConfig.getInstance().getSystemUserBlacklistedApps(); 1875 enableApps.removeAll(blApps); 1876 1877 List<String> systemApps = queryHelper.queryApps(0, /* systemAppsOnly */ true, 1878 UserHandle.SYSTEM); 1879 final int systemAppsSize = systemApps.size(); 1880 synchronized (mPackages) { 1881 for (int i = 0; i < systemAppsSize; i++) { 1882 String pName = systemApps.get(i); 1883 PackageSetting pkgSetting = mSettings.mPackages.get(pName); 1884 // Should not happen, but we shouldn't be failing if it does 1885 if (pkgSetting == null) { 1886 continue; 1887 } 1888 boolean installed = enableApps.contains(pName); 1889 pkgSetting.setInstalled(installed, UserHandle.USER_SYSTEM); 1890 } 1891 } 1892 } 1893 1894 static String[] splitString(String str, char sep) { 1895 int count = 1; 1896 int i = 0; 1897 while ((i=str.indexOf(sep, i)) >= 0) { 1898 count++; 1899 i++; 1900 } 1901 1902 String[] res = new String[count]; 1903 i=0; 1904 count = 0; 1905 int lastI=0; 1906 while ((i=str.indexOf(sep, i)) >= 0) { 1907 res[count] = str.substring(lastI, i); 1908 count++; 1909 i++; 1910 lastI = i; 1911 } 1912 res[count] = str.substring(lastI, str.length()); 1913 return res; 1914 } 1915 1916 private static void getDefaultDisplayMetrics(Context context, DisplayMetrics metrics) { 1917 DisplayManager displayManager = (DisplayManager) context.getSystemService( 1918 Context.DISPLAY_SERVICE); 1919 displayManager.getDisplay(Display.DEFAULT_DISPLAY).getMetrics(metrics); 1920 } 1921 1922 public PackageManagerService(Context context, Installer installer, 1923 boolean factoryTest, boolean onlyCore) { 1924 EventLog.writeEvent(EventLogTags.BOOT_PROGRESS_PMS_START, 1925 SystemClock.uptimeMillis()); 1926 1927 if (mSdkVersion <= 0) { 1928 Slog.w(TAG, "**** ro.build.version.sdk not set!"); 1929 } 1930 1931 mContext = context; 1932 mFactoryTest = factoryTest; 1933 mOnlyCore = onlyCore; 1934 mMetrics = new DisplayMetrics(); 1935 mSettings = new Settings(mPackages); 1936 mSettings.addSharedUserLPw("android.uid.system", Process.SYSTEM_UID, 1937 ApplicationInfo.FLAG_SYSTEM, ApplicationInfo.PRIVATE_FLAG_PRIVILEGED); 1938 mSettings.addSharedUserLPw("android.uid.phone", RADIO_UID, 1939 ApplicationInfo.FLAG_SYSTEM, ApplicationInfo.PRIVATE_FLAG_PRIVILEGED); 1940 mSettings.addSharedUserLPw("android.uid.log", LOG_UID, 1941 ApplicationInfo.FLAG_SYSTEM, ApplicationInfo.PRIVATE_FLAG_PRIVILEGED); 1942 mSettings.addSharedUserLPw("android.uid.nfc", NFC_UID, 1943 ApplicationInfo.FLAG_SYSTEM, ApplicationInfo.PRIVATE_FLAG_PRIVILEGED); 1944 mSettings.addSharedUserLPw("android.uid.bluetooth", BLUETOOTH_UID, 1945 ApplicationInfo.FLAG_SYSTEM, ApplicationInfo.PRIVATE_FLAG_PRIVILEGED); 1946 mSettings.addSharedUserLPw("android.uid.shell", SHELL_UID, 1947 ApplicationInfo.FLAG_SYSTEM, ApplicationInfo.PRIVATE_FLAG_PRIVILEGED); 1948 1949 String separateProcesses = SystemProperties.get("debug.separate_processes"); 1950 if (separateProcesses != null && separateProcesses.length() > 0) { 1951 if ("*".equals(separateProcesses)) { 1952 mDefParseFlags = PackageParser.PARSE_IGNORE_PROCESSES; 1953 mSeparateProcesses = null; 1954 Slog.w(TAG, "Running with debug.separate_processes: * (ALL)"); 1955 } else { 1956 mDefParseFlags = 0; 1957 mSeparateProcesses = separateProcesses.split(","); 1958 Slog.w(TAG, "Running with debug.separate_processes: " 1959 + separateProcesses); 1960 } 1961 } else { 1962 mDefParseFlags = 0; 1963 mSeparateProcesses = null; 1964 } 1965 1966 mInstaller = installer; 1967 mPackageDexOptimizer = new PackageDexOptimizer(this); 1968 mMoveCallbacks = new MoveCallbacks(FgThread.get().getLooper()); 1969 1970 mOnPermissionChangeListeners = new OnPermissionChangeListeners( 1971 FgThread.get().getLooper()); 1972 1973 getDefaultDisplayMetrics(context, mMetrics); 1974 1975 SystemConfig systemConfig = SystemConfig.getInstance(); 1976 mGlobalGids = systemConfig.getGlobalGids(); 1977 mSystemPermissions = systemConfig.getSystemPermissions(); 1978 mAvailableFeatures = systemConfig.getAvailableFeatures(); 1979 1980 synchronized (mInstallLock) { 1981 // writer 1982 synchronized (mPackages) { 1983 mHandlerThread = new ServiceThread(TAG, 1984 Process.THREAD_PRIORITY_BACKGROUND, true /*allowIo*/); 1985 mHandlerThread.start(); 1986 mHandler = new PackageHandler(mHandlerThread.getLooper()); 1987 Watchdog.getInstance().addThread(mHandler, WATCHDOG_TIMEOUT); 1988 1989 File dataDir = Environment.getDataDirectory(); 1990 mAppDataDir = new File(dataDir, "data"); 1991 mAppInstallDir = new File(dataDir, "app"); 1992 mAppLib32InstallDir = new File(dataDir, "app-lib"); 1993 mEphemeralInstallDir = new File(dataDir, "app-ephemeral"); 1994 mAsecInternalPath = new File(dataDir, "app-asec").getPath(); 1995 mUserAppDataDir = new File(dataDir, "user"); 1996 mDrmAppPrivateInstallDir = new File(dataDir, "app-private"); 1997 1998 sUserManager = new UserManagerService(context, this, mPackages); 1999 2000 // Propagate permission configuration in to package manager. 2001 ArrayMap<String, SystemConfig.PermissionEntry> permConfig 2002 = systemConfig.getPermissions(); 2003 for (int i=0; i<permConfig.size(); i++) { 2004 SystemConfig.PermissionEntry perm = permConfig.valueAt(i); 2005 BasePermission bp = mSettings.mPermissions.get(perm.name); 2006 if (bp == null) { 2007 bp = new BasePermission(perm.name, "android", BasePermission.TYPE_BUILTIN); 2008 mSettings.mPermissions.put(perm.name, bp); 2009 } 2010 if (perm.gids != null) { 2011 bp.setGids(perm.gids, perm.perUser); 2012 } 2013 } 2014 2015 ArrayMap<String, String> libConfig = systemConfig.getSharedLibraries(); 2016 for (int i=0; i<libConfig.size(); i++) { 2017 mSharedLibraries.put(libConfig.keyAt(i), 2018 new SharedLibraryEntry(libConfig.valueAt(i), null)); 2019 } 2020 2021 mFoundPolicyFile = SELinuxMMAC.readInstallPolicy(); 2022 2023 mRestoredSettings = mSettings.readLPw(sUserManager.getUsers(false)); 2024 2025 String customResolverActivity = Resources.getSystem().getString( 2026 R.string.config_customResolverActivity); 2027 if (TextUtils.isEmpty(customResolverActivity)) { 2028 customResolverActivity = null; 2029 } else { 2030 mCustomResolverComponentName = ComponentName.unflattenFromString( 2031 customResolverActivity); 2032 } 2033 2034 long startTime = SystemClock.uptimeMillis(); 2035 2036 EventLog.writeEvent(EventLogTags.BOOT_PROGRESS_PMS_SYSTEM_SCAN_START, 2037 startTime); 2038 2039 // Set flag to monitor and not change apk file paths when 2040 // scanning install directories. 2041 final int scanFlags = SCAN_NO_PATHS | SCAN_DEFER_DEX | SCAN_BOOTING | SCAN_INITIAL; 2042 2043 final String bootClassPath = System.getenv("BOOTCLASSPATH"); 2044 final String systemServerClassPath = System.getenv("SYSTEMSERVERCLASSPATH"); 2045 2046 if (bootClassPath == null) { 2047 Slog.w(TAG, "No BOOTCLASSPATH found!"); 2048 } 2049 2050 if (systemServerClassPath == null) { 2051 Slog.w(TAG, "No SYSTEMSERVERCLASSPATH found!"); 2052 } 2053 2054 final List<String> allInstructionSets = InstructionSets.getAllInstructionSets(); 2055 final String[] dexCodeInstructionSets = 2056 getDexCodeInstructionSets( 2057 allInstructionSets.toArray(new String[allInstructionSets.size()])); 2058 2059 /** 2060 * Ensure all external libraries have had dexopt run on them. 2061 */ 2062 if (mSharedLibraries.size() > 0) { 2063 // NOTE: For now, we're compiling these system "shared libraries" 2064 // (and framework jars) into all available architectures. It's possible 2065 // to compile them only when we come across an app that uses them (there's 2066 // already logic for that in scanPackageLI) but that adds some complexity. 2067 for (String dexCodeInstructionSet : dexCodeInstructionSets) { 2068 for (SharedLibraryEntry libEntry : mSharedLibraries.values()) { 2069 final String lib = libEntry.path; 2070 if (lib == null) { 2071 continue; 2072 } 2073 2074 try { 2075 int dexoptNeeded = DexFile.getDexOptNeeded(lib, null, dexCodeInstructionSet, false); 2076 if (dexoptNeeded != DexFile.NO_DEXOPT_NEEDED) { 2077 mInstaller.dexopt(lib, Process.SYSTEM_UID, dexCodeInstructionSet, 2078 dexoptNeeded, DEXOPT_PUBLIC /*dexFlags*/); 2079 } 2080 } catch (FileNotFoundException e) { 2081 Slog.w(TAG, "Library not found: " + lib); 2082 } catch (IOException e) { 2083 Slog.w(TAG, "Cannot dexopt " + lib + "; is it an APK or JAR? " 2084 + e.getMessage()); 2085 } 2086 } 2087 } 2088 } 2089 2090 File frameworkDir = new File(Environment.getRootDirectory(), "framework"); 2091 2092 final VersionInfo ver = mSettings.getInternalVersion(); 2093 mIsUpgrade = !Build.FINGERPRINT.equals(ver.fingerprint); 2094 // when upgrading from pre-M, promote system app permissions from install to runtime 2095 mPromoteSystemApps = 2096 mIsUpgrade && ver.sdkVersion <= Build.VERSION_CODES.LOLLIPOP_MR1; 2097 2098 // save off the names of pre-existing system packages prior to scanning; we don't 2099 // want to automatically grant runtime permissions for new system apps 2100 if (mPromoteSystemApps) { 2101 Iterator<PackageSetting> pkgSettingIter = mSettings.mPackages.values().iterator(); 2102 while (pkgSettingIter.hasNext()) { 2103 PackageSetting ps = pkgSettingIter.next(); 2104 if (isSystemApp(ps)) { 2105 mExistingSystemPackages.add(ps.name); 2106 } 2107 } 2108 } 2109 2110 // Collect vendor overlay packages. 2111 // (Do this before scanning any apps.) 2112 // For security and version matching reason, only consider 2113 // overlay packages if they reside in VENDOR_OVERLAY_DIR. 2114 File vendorOverlayDir = new File(VENDOR_OVERLAY_DIR); 2115 scanDirTracedLI(vendorOverlayDir, PackageParser.PARSE_IS_SYSTEM 2116 | PackageParser.PARSE_IS_SYSTEM_DIR, scanFlags | SCAN_TRUSTED_OVERLAY, 0); 2117 2118 // Find base frameworks (resource packages without code). 2119 scanDirTracedLI(frameworkDir, PackageParser.PARSE_IS_SYSTEM 2120 | PackageParser.PARSE_IS_SYSTEM_DIR 2121 | PackageParser.PARSE_IS_PRIVILEGED, 2122 scanFlags | SCAN_NO_DEX, 0); 2123 2124 // Collected privileged system packages. 2125 final File privilegedAppDir = new File(Environment.getRootDirectory(), "priv-app"); 2126 scanDirTracedLI(privilegedAppDir, PackageParser.PARSE_IS_SYSTEM 2127 | PackageParser.PARSE_IS_SYSTEM_DIR 2128 | PackageParser.PARSE_IS_PRIVILEGED, scanFlags, 0); 2129 2130 // Collect ordinary system packages. 2131 final File systemAppDir = new File(Environment.getRootDirectory(), "app"); 2132 scanDirTracedLI(systemAppDir, PackageParser.PARSE_IS_SYSTEM 2133 | PackageParser.PARSE_IS_SYSTEM_DIR, scanFlags, 0); 2134 2135 // Collect all vendor packages. 2136 File vendorAppDir = new File("/vendor/app"); 2137 try { 2138 vendorAppDir = vendorAppDir.getCanonicalFile(); 2139 } catch (IOException e) { 2140 // failed to look up canonical path, continue with original one 2141 } 2142 scanDirTracedLI(vendorAppDir, PackageParser.PARSE_IS_SYSTEM 2143 | PackageParser.PARSE_IS_SYSTEM_DIR, scanFlags, 0); 2144 2145 // Collect all OEM packages. 2146 final File oemAppDir = new File(Environment.getOemDirectory(), "app"); 2147 scanDirTracedLI(oemAppDir, PackageParser.PARSE_IS_SYSTEM 2148 | PackageParser.PARSE_IS_SYSTEM_DIR, scanFlags, 0); 2149 2150 if (DEBUG_UPGRADE) Log.v(TAG, "Running installd update commands"); 2151 mInstaller.moveFiles(); 2152 2153 // Prune any system packages that no longer exist. 2154 final List<String> possiblyDeletedUpdatedSystemApps = new ArrayList<String>(); 2155 if (!mOnlyCore) { 2156 Iterator<PackageSetting> psit = mSettings.mPackages.values().iterator(); 2157 while (psit.hasNext()) { 2158 PackageSetting ps = psit.next(); 2159 2160 /* 2161 * If this is not a system app, it can't be a 2162 * disable system app. 2163 */ 2164 if ((ps.pkgFlags & ApplicationInfo.FLAG_SYSTEM) == 0) { 2165 continue; 2166 } 2167 2168 /* 2169 * If the package is scanned, it's not erased. 2170 */ 2171 final PackageParser.Package scannedPkg = mPackages.get(ps.name); 2172 if (scannedPkg != null) { 2173 /* 2174 * If the system app is both scanned and in the 2175 * disabled packages list, then it must have been 2176 * added via OTA. Remove it from the currently 2177 * scanned package so the previously user-installed 2178 * application can be scanned. 2179 */ 2180 if (mSettings.isDisabledSystemPackageLPr(ps.name)) { 2181 logCriticalInfo(Log.WARN, "Expecting better updated system app for " 2182 + ps.name + "; removing system app. Last known codePath=" 2183 + ps.codePathString + ", installStatus=" + ps.installStatus 2184 + ", versionCode=" + ps.versionCode + "; scanned versionCode=" 2185 + scannedPkg.mVersionCode); 2186 removePackageLI(ps, true); 2187 mExpectingBetter.put(ps.name, ps.codePath); 2188 } 2189 2190 continue; 2191 } 2192 2193 if (!mSettings.isDisabledSystemPackageLPr(ps.name)) { 2194 psit.remove(); 2195 logCriticalInfo(Log.WARN, "System package " + ps.name 2196 + " no longer exists; wiping its data"); 2197 removeDataDirsLI(null, ps.name); 2198 } else { 2199 final PackageSetting disabledPs = mSettings.getDisabledSystemPkgLPr(ps.name); 2200 if (disabledPs.codePath == null || !disabledPs.codePath.exists()) { 2201 possiblyDeletedUpdatedSystemApps.add(ps.name); 2202 } 2203 } 2204 } 2205 } 2206 2207 //look for any incomplete package installations 2208 ArrayList<PackageSetting> deletePkgsList = mSettings.getListOfIncompleteInstallPackagesLPr(); 2209 //clean up list 2210 for(int i = 0; i < deletePkgsList.size(); i++) { 2211 //clean up here 2212 cleanupInstallFailedPackage(deletePkgsList.get(i)); 2213 } 2214 //delete tmp files 2215 deleteTempPackageFiles(); 2216 2217 // Remove any shared userIDs that have no associated packages 2218 mSettings.pruneSharedUsersLPw(); 2219 2220 if (!mOnlyCore) { 2221 EventLog.writeEvent(EventLogTags.BOOT_PROGRESS_PMS_DATA_SCAN_START, 2222 SystemClock.uptimeMillis()); 2223 scanDirTracedLI(mAppInstallDir, 0, scanFlags | SCAN_REQUIRE_KNOWN, 0); 2224 2225 scanDirTracedLI(mDrmAppPrivateInstallDir, PackageParser.PARSE_FORWARD_LOCK, 2226 scanFlags | SCAN_REQUIRE_KNOWN, 0); 2227 2228 scanDirLI(mEphemeralInstallDir, PackageParser.PARSE_IS_EPHEMERAL, 2229 scanFlags | SCAN_REQUIRE_KNOWN, 0); 2230 2231 /** 2232 * Remove disable package settings for any updated system 2233 * apps that were removed via an OTA. If they're not a 2234 * previously-updated app, remove them completely. 2235 * Otherwise, just revoke their system-level permissions. 2236 */ 2237 for (String deletedAppName : possiblyDeletedUpdatedSystemApps) { 2238 PackageParser.Package deletedPkg = mPackages.get(deletedAppName); 2239 mSettings.removeDisabledSystemPackageLPw(deletedAppName); 2240 2241 String msg; 2242 if (deletedPkg == null) { 2243 msg = "Updated system package " + deletedAppName 2244 + " no longer exists; wiping its data"; 2245 removeDataDirsLI(null, deletedAppName); 2246 } else { 2247 msg = "Updated system app + " + deletedAppName 2248 + " no longer present; removing system privileges for " 2249 + deletedAppName; 2250 2251 deletedPkg.applicationInfo.flags &= ~ApplicationInfo.FLAG_SYSTEM; 2252 2253 PackageSetting deletedPs = mSettings.mPackages.get(deletedAppName); 2254 deletedPs.pkgFlags &= ~ApplicationInfo.FLAG_SYSTEM; 2255 } 2256 logCriticalInfo(Log.WARN, msg); 2257 } 2258 2259 /** 2260 * Make sure all system apps that we expected to appear on 2261 * the userdata partition actually showed up. If they never 2262 * appeared, crawl back and revive the system version. 2263 */ 2264 for (int i = 0; i < mExpectingBetter.size(); i++) { 2265 final String packageName = mExpectingBetter.keyAt(i); 2266 if (!mPackages.containsKey(packageName)) { 2267 final File scanFile = mExpectingBetter.valueAt(i); 2268 2269 logCriticalInfo(Log.WARN, "Expected better " + packageName 2270 + " but never showed up; reverting to system"); 2271 2272 final int reparseFlags; 2273 if (FileUtils.contains(privilegedAppDir, scanFile)) { 2274 reparseFlags = PackageParser.PARSE_IS_SYSTEM 2275 | PackageParser.PARSE_IS_SYSTEM_DIR 2276 | PackageParser.PARSE_IS_PRIVILEGED; 2277 } else if (FileUtils.contains(systemAppDir, scanFile)) { 2278 reparseFlags = PackageParser.PARSE_IS_SYSTEM 2279 | PackageParser.PARSE_IS_SYSTEM_DIR; 2280 } else if (FileUtils.contains(vendorAppDir, scanFile)) { 2281 reparseFlags = PackageParser.PARSE_IS_SYSTEM 2282 | PackageParser.PARSE_IS_SYSTEM_DIR; 2283 } else if (FileUtils.contains(oemAppDir, scanFile)) { 2284 reparseFlags = PackageParser.PARSE_IS_SYSTEM 2285 | PackageParser.PARSE_IS_SYSTEM_DIR; 2286 } else { 2287 Slog.e(TAG, "Ignoring unexpected fallback path " + scanFile); 2288 continue; 2289 } 2290 2291 mSettings.enableSystemPackageLPw(packageName); 2292 2293 try { 2294 scanPackageTracedLI(scanFile, reparseFlags, scanFlags, 0, null); 2295 } catch (PackageManagerException e) { 2296 Slog.e(TAG, "Failed to parse original system package: " 2297 + e.getMessage()); 2298 } 2299 } 2300 } 2301 } 2302 mExpectingBetter.clear(); 2303 2304 // Now that we know all of the shared libraries, update all clients to have 2305 // the correct library paths. 2306 updateAllSharedLibrariesLPw(); 2307 2308 for (SharedUserSetting setting : mSettings.getAllSharedUsersLPw()) { 2309 // NOTE: We ignore potential failures here during a system scan (like 2310 // the rest of the commands above) because there's precious little we 2311 // can do about it. A settings error is reported, though. 2312 adjustCpuAbisForSharedUserLPw(setting.packages, null /* scanned package */, 2313 false /* boot complete */); 2314 } 2315 2316 // Now that we know all the packages we are keeping, 2317 // read and update their last usage times. 2318 mPackageUsage.readLP(); 2319 2320 EventLog.writeEvent(EventLogTags.BOOT_PROGRESS_PMS_SCAN_END, 2321 SystemClock.uptimeMillis()); 2322 Slog.i(TAG, "Time to scan packages: " 2323 + ((SystemClock.uptimeMillis()-startTime)/1000f) 2324 + " seconds"); 2325 2326 // If the platform SDK has changed since the last time we booted, 2327 // we need to re-grant app permission to catch any new ones that 2328 // appear. This is really a hack, and means that apps can in some 2329 // cases get permissions that the user didn't initially explicitly 2330 // allow... it would be nice to have some better way to handle 2331 // this situation. 2332 int updateFlags = UPDATE_PERMISSIONS_ALL; 2333 if (ver.sdkVersion != mSdkVersion) { 2334 Slog.i(TAG, "Platform changed from " + ver.sdkVersion + " to " 2335 + mSdkVersion + "; regranting permissions for internal storage"); 2336 updateFlags |= UPDATE_PERMISSIONS_REPLACE_PKG | UPDATE_PERMISSIONS_REPLACE_ALL; 2337 } 2338 updatePermissionsLPw(null, null, StorageManager.UUID_PRIVATE_INTERNAL, updateFlags); 2339 ver.sdkVersion = mSdkVersion; 2340 2341 // If this is the first boot or an update from pre-M, and it is a normal 2342 // boot, then we need to initialize the default preferred apps across 2343 // all defined users. 2344 if (!onlyCore && (mPromoteSystemApps || !mRestoredSettings)) { 2345 for (UserInfo user : sUserManager.getUsers(true)) { 2346 mSettings.applyDefaultPreferredAppsLPw(this, user.id); 2347 applyFactoryDefaultBrowserLPw(user.id); 2348 primeDomainVerificationsLPw(user.id); 2349 } 2350 } 2351 2352 // If this is first boot after an OTA, and a normal boot, then 2353 // we need to clear code cache directories. 2354 if (mIsUpgrade && !onlyCore) { 2355 Slog.i(TAG, "Build fingerprint changed; clearing code caches"); 2356 for (int i = 0; i < mSettings.mPackages.size(); i++) { 2357 final PackageSetting ps = mSettings.mPackages.valueAt(i); 2358 if (Objects.equals(StorageManager.UUID_PRIVATE_INTERNAL, ps.volumeUuid)) { 2359 deleteCodeCacheDirsLI(ps.volumeUuid, ps.name); 2360 } 2361 } 2362 ver.fingerprint = Build.FINGERPRINT; 2363 } 2364 2365 checkDefaultBrowser(); 2366 2367 // clear only after permissions and other defaults have been updated 2368 mExistingSystemPackages.clear(); 2369 mPromoteSystemApps = false; 2370 2371 // All the changes are done during package scanning. 2372 ver.databaseVersion = Settings.CURRENT_DATABASE_VERSION; 2373 2374 // can downgrade to reader 2375 mSettings.writeLPr(); 2376 2377 EventLog.writeEvent(EventLogTags.BOOT_PROGRESS_PMS_READY, 2378 SystemClock.uptimeMillis()); 2379 2380 mRequiredVerifierPackage = getRequiredVerifierLPr(); 2381 mRequiredInstallerPackage = getRequiredInstallerLPr(); 2382 2383 mInstallerService = new PackageInstallerService(context, this); 2384 2385 mIntentFilterVerifierComponent = getIntentFilterVerifierComponentNameLPr(); 2386 mIntentFilterVerifier = new IntentVerifierProxy(mContext, 2387 mIntentFilterVerifierComponent); 2388 2389 final ComponentName ephemeralResolverComponent = getEphemeralResolverLPr(); 2390 final ComponentName ephemeralInstallerComponent = getEphemeralInstallerLPr(); 2391 // both the installer and resolver must be present to enable ephemeral 2392 if (ephemeralInstallerComponent != null && ephemeralResolverComponent != null) { 2393 if (DEBUG_EPHEMERAL) { 2394 Slog.i(TAG, "Ephemeral activated; resolver: " + ephemeralResolverComponent 2395 + " installer:" + ephemeralInstallerComponent); 2396 } 2397 mEphemeralResolverComponent = ephemeralResolverComponent; 2398 mEphemeralInstallerComponent = ephemeralInstallerComponent; 2399 setUpEphemeralInstallerActivityLP(mEphemeralInstallerComponent); 2400 mEphemeralResolverConnection = 2401 new EphemeralResolverConnection(mContext, mEphemeralResolverComponent); 2402 } else { 2403 if (DEBUG_EPHEMERAL) { 2404 final String missingComponent = 2405 (ephemeralResolverComponent == null) 2406 ? (ephemeralInstallerComponent == null) 2407 ? "resolver and installer" 2408 : "resolver" 2409 : "installer"; 2410 Slog.i(TAG, "Ephemeral deactivated; missing " + missingComponent); 2411 } 2412 mEphemeralResolverComponent = null; 2413 mEphemeralInstallerComponent = null; 2414 mEphemeralResolverConnection = null; 2415 } 2416 2417 mEphemeralApplicationRegistry = new EphemeralApplicationRegistry(this); 2418 } // synchronized (mPackages) 2419 } // synchronized (mInstallLock) 2420 2421 // Now after opening every single application zip, make sure they 2422 // are all flushed. Not really needed, but keeps things nice and 2423 // tidy. 2424 Runtime.getRuntime().gc(); 2425 2426 // The initial scanning above does many calls into installd while 2427 // holding the mPackages lock, but we're mostly interested in yelling 2428 // once we have a booted system. 2429 mInstaller.setWarnIfHeld(mPackages); 2430 2431 // Expose private service for system components to use. 2432 LocalServices.addService(PackageManagerInternal.class, new PackageManagerInternalImpl()); 2433 } 2434 2435 @Override 2436 public boolean isFirstBoot() { 2437 return !mRestoredSettings; 2438 } 2439 2440 @Override 2441 public boolean isOnlyCoreApps() { 2442 return mOnlyCore; 2443 } 2444 2445 @Override 2446 public boolean isUpgrade() { 2447 return mIsUpgrade; 2448 } 2449 2450 private String getRequiredVerifierLPr() { 2451 final Intent verification = new Intent(Intent.ACTION_PACKAGE_NEEDS_VERIFICATION); 2452 // We only care about verifier that's installed under system user. 2453 final List<ResolveInfo> receivers = queryIntentReceivers(verification, PACKAGE_MIME_TYPE, 2454 PackageManager.GET_DISABLED_COMPONENTS, UserHandle.USER_SYSTEM); 2455 2456 String requiredVerifier = null; 2457 2458 final int N = receivers.size(); 2459 for (int i = 0; i < N; i++) { 2460 final ResolveInfo info = receivers.get(i); 2461 2462 if (info.activityInfo == null) { 2463 continue; 2464 } 2465 2466 final String packageName = info.activityInfo.packageName; 2467 2468 if (checkPermission(android.Manifest.permission.PACKAGE_VERIFICATION_AGENT, 2469 packageName, UserHandle.USER_SYSTEM) != PackageManager.PERMISSION_GRANTED) { 2470 continue; 2471 } 2472 2473 if (requiredVerifier != null) { 2474 throw new RuntimeException("There can be only one required verifier"); 2475 } 2476 2477 requiredVerifier = packageName; 2478 } 2479 2480 return requiredVerifier; 2481 } 2482 2483 private String getRequiredInstallerLPr() { 2484 Intent installerIntent = new Intent(Intent.ACTION_INSTALL_PACKAGE); 2485 installerIntent.addCategory(Intent.CATEGORY_DEFAULT); 2486 installerIntent.setDataAndType(Uri.fromFile(new File("foo.apk")), PACKAGE_MIME_TYPE); 2487 2488 final List<ResolveInfo> installers = queryIntentActivities(installerIntent, 2489 PACKAGE_MIME_TYPE, 0, UserHandle.USER_SYSTEM); 2490 2491 String requiredInstaller = null; 2492 2493 final int N = installers.size(); 2494 for (int i = 0; i < N; i++) { 2495 final ResolveInfo info = installers.get(i); 2496 final String packageName = info.activityInfo.packageName; 2497 2498 if (!info.activityInfo.applicationInfo.isSystemApp()) { 2499 continue; 2500 } 2501 2502 if (requiredInstaller != null) { 2503 throw new RuntimeException("There must be one required installer"); 2504 } 2505 2506 requiredInstaller = packageName; 2507 } 2508 2509 if (requiredInstaller == null) { 2510 throw new RuntimeException("There must be one required installer"); 2511 } 2512 2513 return requiredInstaller; 2514 } 2515 2516 private ComponentName getIntentFilterVerifierComponentNameLPr() { 2517 final Intent verification = new Intent(Intent.ACTION_INTENT_FILTER_NEEDS_VERIFICATION); 2518 final List<ResolveInfo> receivers = queryIntentReceivers(verification, PACKAGE_MIME_TYPE, 2519 PackageManager.GET_DISABLED_COMPONENTS, UserHandle.USER_SYSTEM); 2520 2521 ComponentName verifierComponentName = null; 2522 2523 int priority = -1000; 2524 final int N = receivers.size(); 2525 for (int i = 0; i < N; i++) { 2526 final ResolveInfo info = receivers.get(i); 2527 2528 if (info.activityInfo == null) { 2529 continue; 2530 } 2531 2532 final String packageName = info.activityInfo.packageName; 2533 2534 final PackageSetting ps = mSettings.mPackages.get(packageName); 2535 if (ps == null) { 2536 continue; 2537 } 2538 2539 if (checkPermission(android.Manifest.permission.INTENT_FILTER_VERIFICATION_AGENT, 2540 packageName, UserHandle.USER_SYSTEM) != PackageManager.PERMISSION_GRANTED) { 2541 continue; 2542 } 2543 2544 // Select the IntentFilterVerifier with the highest priority 2545 if (priority < info.priority) { 2546 priority = info.priority; 2547 verifierComponentName = new ComponentName(packageName, info.activityInfo.name); 2548 if (DEBUG_DOMAIN_VERIFICATION) Slog.d(TAG, "Selecting IntentFilterVerifier: " 2549 + verifierComponentName + " with priority: " + info.priority); 2550 } 2551 } 2552 2553 return verifierComponentName; 2554 } 2555 2556 private ComponentName getEphemeralResolverLPr() { 2557 final String[] packageArray = 2558 mContext.getResources().getStringArray(R.array.config_ephemeralResolverPackage); 2559 if (packageArray.length == 0) { 2560 if (DEBUG_EPHEMERAL) { 2561 Slog.d(TAG, "Ephemeral resolver NOT found; empty package list"); 2562 } 2563 return null; 2564 } 2565 2566 Intent resolverIntent = new Intent(Intent.ACTION_RESOLVE_EPHEMERAL_PACKAGE); 2567 final List<ResolveInfo> resolvers = queryIntentServices(resolverIntent, 2568 null /*resolvedType*/, 0 /*flags*/, UserHandle.USER_SYSTEM); 2569 2570 final int N = resolvers.size(); 2571 if (N == 0) { 2572 if (DEBUG_EPHEMERAL) { 2573 Slog.d(TAG, "Ephemeral resolver NOT found; no matching intent filters"); 2574 } 2575 return null; 2576 } 2577 2578 final Set<String> possiblePackages = new ArraySet<>(Arrays.asList(packageArray)); 2579 for (int i = 0; i < N; i++) { 2580 final ResolveInfo info = resolvers.get(i); 2581 2582 if (info.serviceInfo == null) { 2583 continue; 2584 } 2585 2586 final String packageName = info.serviceInfo.packageName; 2587 if (!possiblePackages.contains(packageName)) { 2588 if (DEBUG_EPHEMERAL) { 2589 Slog.d(TAG, "Ephemeral resolver not in allowed package list;" 2590 + " pkg: " + packageName + ", info:" + info); 2591 } 2592 continue; 2593 } 2594 2595 if (DEBUG_EPHEMERAL) { 2596 Slog.v(TAG, "Ephemeral resolver found;" 2597 + " pkg: " + packageName + ", info:" + info); 2598 } 2599 return new ComponentName(packageName, info.serviceInfo.name); 2600 } 2601 if (DEBUG_EPHEMERAL) { 2602 Slog.v(TAG, "Ephemeral resolver NOT found"); 2603 } 2604 return null; 2605 } 2606 2607 private ComponentName getEphemeralInstallerLPr() { 2608 Intent installerIntent = new Intent(Intent.ACTION_INSTALL_EPHEMERAL_PACKAGE); 2609 installerIntent.addCategory(Intent.CATEGORY_DEFAULT); 2610 installerIntent.setDataAndType(Uri.fromFile(new File("foo.apk")), PACKAGE_MIME_TYPE); 2611 final List<ResolveInfo> installers = queryIntentActivities(installerIntent, 2612 PACKAGE_MIME_TYPE, 0 /*flags*/, 0 /*userId*/); 2613 2614 ComponentName ephemeralInstaller = null; 2615 2616 final int N = installers.size(); 2617 for (int i = 0; i < N; i++) { 2618 final ResolveInfo info = installers.get(i); 2619 final String packageName = info.activityInfo.packageName; 2620 2621 if (!info.activityInfo.applicationInfo.isSystemApp()) { 2622 if (DEBUG_EPHEMERAL) { 2623 Slog.d(TAG, "Ephemeral installer is not system app;" 2624 + " pkg: " + packageName + ", info:" + info); 2625 } 2626 continue; 2627 } 2628 2629 if (ephemeralInstaller != null) { 2630 throw new RuntimeException("There must only be one ephemeral installer"); 2631 } 2632 2633 ephemeralInstaller = new ComponentName(packageName, info.activityInfo.name); 2634 } 2635 2636 return ephemeralInstaller; 2637 } 2638 2639 private void primeDomainVerificationsLPw(int userId) { 2640 if (DEBUG_DOMAIN_VERIFICATION) { 2641 Slog.d(TAG, "Priming domain verifications in user " + userId); 2642 } 2643 2644 SystemConfig systemConfig = SystemConfig.getInstance(); 2645 ArraySet<String> packages = systemConfig.getLinkedApps(); 2646 ArraySet<String> domains = new ArraySet<String>(); 2647 2648 for (String packageName : packages) { 2649 PackageParser.Package pkg = mPackages.get(packageName); 2650 if (pkg != null) { 2651 if (!pkg.isSystemApp()) { 2652 Slog.w(TAG, "Non-system app '" + packageName + "' in sysconfig <app-link>"); 2653 continue; 2654 } 2655 2656 domains.clear(); 2657 for (PackageParser.Activity a : pkg.activities) { 2658 for (ActivityIntentInfo filter : a.intents) { 2659 if (hasValidDomains(filter)) { 2660 domains.addAll(filter.getHostsList()); 2661 } 2662 } 2663 } 2664 2665 if (domains.size() > 0) { 2666 if (DEBUG_DOMAIN_VERIFICATION) { 2667 Slog.v(TAG, " + " + packageName); 2668 } 2669 // 'Undefined' in the global IntentFilterVerificationInfo, i.e. the usual 2670 // state w.r.t. the formal app-linkage "no verification attempted" state; 2671 // and then 'always' in the per-user state actually used for intent resolution. 2672 final IntentFilterVerificationInfo ivi; 2673 ivi = mSettings.createIntentFilterVerificationIfNeededLPw(packageName, 2674 new ArrayList<String>(domains)); 2675 ivi.setStatus(INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_UNDEFINED); 2676 mSettings.updateIntentFilterVerificationStatusLPw(packageName, 2677 INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_ALWAYS, userId); 2678 } else { 2679 Slog.w(TAG, "Sysconfig <app-link> package '" + packageName 2680 + "' does not handle web links"); 2681 } 2682 } else { 2683 Slog.w(TAG, "Unknown package '" + packageName + "' in sysconfig <app-link>"); 2684 } 2685 } 2686 2687 scheduleWritePackageRestrictionsLocked(userId); 2688 scheduleWriteSettingsLocked(); 2689 } 2690 2691 private void applyFactoryDefaultBrowserLPw(int userId) { 2692 // The default browser app's package name is stored in a string resource, 2693 // with a product-specific overlay used for vendor customization. 2694 String browserPkg = mContext.getResources().getString( 2695 com.android.internal.R.string.default_browser); 2696 if (!TextUtils.isEmpty(browserPkg)) { 2697 // non-empty string => required to be a known package 2698 PackageSetting ps = mSettings.mPackages.get(browserPkg); 2699 if (ps == null) { 2700 Slog.e(TAG, "Product default browser app does not exist: " + browserPkg); 2701 browserPkg = null; 2702 } else { 2703 mSettings.setDefaultBrowserPackageNameLPw(browserPkg, userId); 2704 } 2705 } 2706 2707 // Nothing valid explicitly set? Make the factory-installed browser the explicit 2708 // default. If there's more than one, just leave everything alone. 2709 if (browserPkg == null) { 2710 calculateDefaultBrowserLPw(userId); 2711 } 2712 } 2713 2714 private void calculateDefaultBrowserLPw(int userId) { 2715 List<String> allBrowsers = resolveAllBrowserApps(userId); 2716 final String browserPkg = (allBrowsers.size() == 1) ? allBrowsers.get(0) : null; 2717 mSettings.setDefaultBrowserPackageNameLPw(browserPkg, userId); 2718 } 2719 2720 private List<String> resolveAllBrowserApps(int userId) { 2721 // Resolve the canonical browser intent and check that the handleAllWebDataURI boolean is set 2722 List<ResolveInfo> list = queryIntentActivities(sBrowserIntent, null, 2723 PackageManager.MATCH_ALL, userId); 2724 2725 final int count = list.size(); 2726 List<String> result = new ArrayList<String>(count); 2727 for (int i=0; i<count; i++) { 2728 ResolveInfo info = list.get(i); 2729 if (info.activityInfo == null 2730 || !info.handleAllWebDataURI 2731 || (info.activityInfo.applicationInfo.flags & ApplicationInfo.FLAG_SYSTEM) == 0 2732 || result.contains(info.activityInfo.packageName)) { 2733 continue; 2734 } 2735 result.add(info.activityInfo.packageName); 2736 } 2737 2738 return result; 2739 } 2740 2741 private boolean packageIsBrowser(String packageName, int userId) { 2742 List<ResolveInfo> list = queryIntentActivities(sBrowserIntent, null, 2743 PackageManager.MATCH_ALL, userId); 2744 final int N = list.size(); 2745 for (int i = 0; i < N; i++) { 2746 ResolveInfo info = list.get(i); 2747 if (packageName.equals(info.activityInfo.packageName)) { 2748 return true; 2749 } 2750 } 2751 return false; 2752 } 2753 2754 private void checkDefaultBrowser() { 2755 final int myUserId = UserHandle.myUserId(); 2756 final String packageName = getDefaultBrowserPackageName(myUserId); 2757 if (packageName != null) { 2758 PackageInfo info = getPackageInfo(packageName, 0, myUserId); 2759 if (info == null) { 2760 Slog.w(TAG, "Default browser no longer installed: " + packageName); 2761 synchronized (mPackages) { 2762 applyFactoryDefaultBrowserLPw(myUserId); // leaves ambiguous when > 1 2763 } 2764 } 2765 } 2766 } 2767 2768 @Override 2769 public boolean onTransact(int code, Parcel data, Parcel reply, int flags) 2770 throws RemoteException { 2771 try { 2772 return super.onTransact(code, data, reply, flags); 2773 } catch (RuntimeException e) { 2774 if (!(e instanceof SecurityException) && !(e instanceof IllegalArgumentException)) { 2775 Slog.wtf(TAG, "Package Manager Crash", e); 2776 } 2777 throw e; 2778 } 2779 } 2780 2781 void cleanupInstallFailedPackage(PackageSetting ps) { 2782 logCriticalInfo(Log.WARN, "Cleaning up incompletely installed app: " + ps.name); 2783 2784 removeDataDirsLI(ps.volumeUuid, ps.name); 2785 if (ps.codePath != null) { 2786 if (ps.codePath.isDirectory()) { 2787 mInstaller.rmPackageDir(ps.codePath.getAbsolutePath()); 2788 } else { 2789 ps.codePath.delete(); 2790 } 2791 } 2792 if (ps.resourcePath != null && !ps.resourcePath.equals(ps.codePath)) { 2793 if (ps.resourcePath.isDirectory()) { 2794 FileUtils.deleteContents(ps.resourcePath); 2795 } 2796 ps.resourcePath.delete(); 2797 } 2798 mSettings.removePackageLPw(ps.name); 2799 } 2800 2801 static int[] appendInts(int[] cur, int[] add) { 2802 if (add == null) return cur; 2803 if (cur == null) return add; 2804 final int N = add.length; 2805 for (int i=0; i<N; i++) { 2806 cur = appendInt(cur, add[i]); 2807 } 2808 return cur; 2809 } 2810 2811 PackageInfo generatePackageInfo(PackageParser.Package p, int flags, int userId) { 2812 if (!sUserManager.exists(userId)) return null; 2813 final PackageSetting ps = (PackageSetting) p.mExtras; 2814 if (ps == null) { 2815 return null; 2816 } 2817 2818 final PermissionsState permissionsState = ps.getPermissionsState(); 2819 2820 final int[] gids = permissionsState.computeGids(userId); 2821 final Set<String> permissions = permissionsState.getPermissions(userId); 2822 final PackageUserState state = ps.readUserState(userId); 2823 2824 return PackageParser.generatePackageInfo(p, gids, flags, 2825 ps.firstInstallTime, ps.lastUpdateTime, permissions, state, userId); 2826 } 2827 2828 @Override 2829 public void checkPackageStartable(String packageName, int userId) { 2830 final boolean userKeyUnlocked = isUserKeyUnlocked(userId); 2831 2832 synchronized (mPackages) { 2833 final PackageSetting ps = mSettings.mPackages.get(packageName); 2834 if (ps == null) { 2835 throw new SecurityException("Package " + packageName + " was not found!"); 2836 } 2837 2838 if (ps.frozen) { 2839 throw new SecurityException("Package " + packageName + " is currently frozen!"); 2840 } 2841 2842 if (!userKeyUnlocked && !(ps.pkg.applicationInfo.isEncryptionAware() 2843 || ps.pkg.applicationInfo.isPartiallyEncryptionAware())) { 2844 throw new SecurityException("Package " + packageName + " is not encryption aware!"); 2845 } 2846 } 2847 } 2848 2849 @Override 2850 public boolean isPackageAvailable(String packageName, int userId) { 2851 if (!sUserManager.exists(userId)) return false; 2852 enforceCrossUserPermission(Binder.getCallingUid(), userId, false, false, "is package available"); 2853 synchronized (mPackages) { 2854 PackageParser.Package p = mPackages.get(packageName); 2855 if (p != null) { 2856 final PackageSetting ps = (PackageSetting) p.mExtras; 2857 if (ps != null) { 2858 final PackageUserState state = ps.readUserState(userId); 2859 if (state != null) { 2860 return PackageParser.isAvailable(state); 2861 } 2862 } 2863 } 2864 } 2865 return false; 2866 } 2867 2868 @Override 2869 public PackageInfo getPackageInfo(String packageName, int flags, int userId) { 2870 if (!sUserManager.exists(userId)) return null; 2871 enforceCrossUserPermission(Binder.getCallingUid(), userId, false, false, "get package info"); 2872 // reader 2873 synchronized (mPackages) { 2874 PackageParser.Package p = mPackages.get(packageName); 2875 if (DEBUG_PACKAGE_INFO) 2876 Log.v(TAG, "getPackageInfo " + packageName + ": " + p); 2877 if (p != null) { 2878 return generatePackageInfo(p, flags, userId); 2879 } 2880 if((flags & PackageManager.GET_UNINSTALLED_PACKAGES) != 0) { 2881 return generatePackageInfoFromSettingsLPw(packageName, flags, userId); 2882 } 2883 } 2884 return null; 2885 } 2886 2887 @Override 2888 public String[] currentToCanonicalPackageNames(String[] names) { 2889 String[] out = new String[names.length]; 2890 // reader 2891 synchronized (mPackages) { 2892 for (int i=names.length-1; i>=0; i--) { 2893 PackageSetting ps = mSettings.mPackages.get(names[i]); 2894 out[i] = ps != null && ps.realName != null ? ps.realName : names[i]; 2895 } 2896 } 2897 return out; 2898 } 2899 2900 @Override 2901 public String[] canonicalToCurrentPackageNames(String[] names) { 2902 String[] out = new String[names.length]; 2903 // reader 2904 synchronized (mPackages) { 2905 for (int i=names.length-1; i>=0; i--) { 2906 String cur = mSettings.mRenamedPackages.get(names[i]); 2907 out[i] = cur != null ? cur : names[i]; 2908 } 2909 } 2910 return out; 2911 } 2912 2913 @Override 2914 public int getPackageUid(String packageName, int userId) { 2915 return getPackageUidEtc(packageName, 0, userId); 2916 } 2917 2918 @Override 2919 public int getPackageUidEtc(String packageName, int flags, int userId) { 2920 if (!sUserManager.exists(userId)) return -1; 2921 enforceCrossUserPermission(Binder.getCallingUid(), userId, false, false, "get package uid"); 2922 2923 // reader 2924 synchronized (mPackages) { 2925 final PackageParser.Package p = mPackages.get(packageName); 2926 if (p != null) { 2927 return UserHandle.getUid(userId, p.applicationInfo.uid); 2928 } 2929 if ((flags & PackageManager.GET_UNINSTALLED_PACKAGES) != 0) { 2930 final PackageSetting ps = mSettings.mPackages.get(packageName); 2931 if (ps != null) { 2932 return UserHandle.getUid(userId, ps.appId); 2933 } 2934 } 2935 } 2936 2937 return -1; 2938 } 2939 2940 @Override 2941 public int[] getPackageGids(String packageName, int userId) { 2942 return getPackageGidsEtc(packageName, 0, userId); 2943 } 2944 2945 @Override 2946 public int[] getPackageGidsEtc(String packageName, int flags, int userId) { 2947 if (!sUserManager.exists(userId)) { 2948 return null; 2949 } 2950 2951 enforceCrossUserPermission(Binder.getCallingUid(), userId, false, false, 2952 "getPackageGids"); 2953 2954 // reader 2955 synchronized (mPackages) { 2956 final PackageParser.Package p = mPackages.get(packageName); 2957 if (p != null) { 2958 PackageSetting ps = (PackageSetting) p.mExtras; 2959 return ps.getPermissionsState().computeGids(userId); 2960 } 2961 if ((flags & PackageManager.GET_UNINSTALLED_PACKAGES) != 0) { 2962 final PackageSetting ps = mSettings.mPackages.get(packageName); 2963 if (ps != null) { 2964 return ps.getPermissionsState().computeGids(userId); 2965 } 2966 } 2967 } 2968 2969 return null; 2970 } 2971 2972 static PermissionInfo generatePermissionInfo( 2973 BasePermission bp, int flags) { 2974 if (bp.perm != null) { 2975 return PackageParser.generatePermissionInfo(bp.perm, flags); 2976 } 2977 PermissionInfo pi = new PermissionInfo(); 2978 pi.name = bp.name; 2979 pi.packageName = bp.sourcePackage; 2980 pi.nonLocalizedLabel = bp.name; 2981 pi.protectionLevel = bp.protectionLevel; 2982 return pi; 2983 } 2984 2985 @Override 2986 public PermissionInfo getPermissionInfo(String name, int flags) { 2987 // reader 2988 synchronized (mPackages) { 2989 final BasePermission p = mSettings.mPermissions.get(name); 2990 if (p != null) { 2991 return generatePermissionInfo(p, flags); 2992 } 2993 return null; 2994 } 2995 } 2996 2997 @Override 2998 public List<PermissionInfo> queryPermissionsByGroup(String group, int flags) { 2999 // reader 3000 synchronized (mPackages) { 3001 ArrayList<PermissionInfo> out = new ArrayList<PermissionInfo>(10); 3002 for (BasePermission p : mSettings.mPermissions.values()) { 3003 if (group == null) { 3004 if (p.perm == null || p.perm.info.group == null) { 3005 out.add(generatePermissionInfo(p, flags)); 3006 } 3007 } else { 3008 if (p.perm != null && group.equals(p.perm.info.group)) { 3009 out.add(PackageParser.generatePermissionInfo(p.perm, flags)); 3010 } 3011 } 3012 } 3013 3014 if (out.size() > 0) { 3015 return out; 3016 } 3017 return mPermissionGroups.containsKey(group) ? out : null; 3018 } 3019 } 3020 3021 @Override 3022 public PermissionGroupInfo getPermissionGroupInfo(String name, int flags) { 3023 // reader 3024 synchronized (mPackages) { 3025 return PackageParser.generatePermissionGroupInfo( 3026 mPermissionGroups.get(name), flags); 3027 } 3028 } 3029 3030 @Override 3031 public List<PermissionGroupInfo> getAllPermissionGroups(int flags) { 3032 // reader 3033 synchronized (mPackages) { 3034 final int N = mPermissionGroups.size(); 3035 ArrayList<PermissionGroupInfo> out 3036 = new ArrayList<PermissionGroupInfo>(N); 3037 for (PackageParser.PermissionGroup pg : mPermissionGroups.values()) { 3038 out.add(PackageParser.generatePermissionGroupInfo(pg, flags)); 3039 } 3040 return out; 3041 } 3042 } 3043 3044 private ApplicationInfo generateApplicationInfoFromSettingsLPw(String packageName, int flags, 3045 int userId) { 3046 if (!sUserManager.exists(userId)) return null; 3047 PackageSetting ps = mSettings.mPackages.get(packageName); 3048 if (ps != null) { 3049 if (ps.pkg == null) { 3050 PackageInfo pInfo = generatePackageInfoFromSettingsLPw(packageName, 3051 flags, userId); 3052 if (pInfo != null) { 3053 return pInfo.applicationInfo; 3054 } 3055 return null; 3056 } 3057 return PackageParser.generateApplicationInfo(ps.pkg, flags, 3058 ps.readUserState(userId), userId); 3059 } 3060 return null; 3061 } 3062 3063 private PackageInfo generatePackageInfoFromSettingsLPw(String packageName, int flags, 3064 int userId) { 3065 if (!sUserManager.exists(userId)) return null; 3066 PackageSetting ps = mSettings.mPackages.get(packageName); 3067 if (ps != null) { 3068 PackageParser.Package pkg = ps.pkg; 3069 if (pkg == null) { 3070 if ((flags & PackageManager.GET_UNINSTALLED_PACKAGES) == 0) { 3071 return null; 3072 } 3073 // Only data remains, so we aren't worried about code paths 3074 pkg = new PackageParser.Package(packageName); 3075 pkg.applicationInfo.packageName = packageName; 3076 pkg.applicationInfo.flags = ps.pkgFlags | ApplicationInfo.FLAG_IS_DATA_ONLY; 3077 pkg.applicationInfo.privateFlags = ps.pkgPrivateFlags; 3078 pkg.applicationInfo.uid = ps.appId; 3079 pkg.applicationInfo.initForUser(userId); 3080 pkg.applicationInfo.primaryCpuAbi = ps.primaryCpuAbiString; 3081 pkg.applicationInfo.secondaryCpuAbi = ps.secondaryCpuAbiString; 3082 } 3083 return generatePackageInfo(pkg, flags, userId); 3084 } 3085 return null; 3086 } 3087 3088 @Override 3089 public ApplicationInfo getApplicationInfo(String packageName, int flags, int userId) { 3090 if (!sUserManager.exists(userId)) return null; 3091 enforceCrossUserPermission(Binder.getCallingUid(), userId, false, false, "get application info"); 3092 // writer 3093 synchronized (mPackages) { 3094 PackageParser.Package p = mPackages.get(packageName); 3095 if (DEBUG_PACKAGE_INFO) Log.v( 3096 TAG, "getApplicationInfo " + packageName 3097 + ": " + p); 3098 if (p != null) { 3099 PackageSetting ps = mSettings.mPackages.get(packageName); 3100 if (ps == null) return null; 3101 // Note: isEnabledLP() does not apply here - always return info 3102 return PackageParser.generateApplicationInfo( 3103 p, flags, ps.readUserState(userId), userId); 3104 } 3105 if ("android".equals(packageName)||"system".equals(packageName)) { 3106 return mAndroidApplication; 3107 } 3108 if ((flags & PackageManager.GET_UNINSTALLED_PACKAGES) != 0) { 3109 return generateApplicationInfoFromSettingsLPw(packageName, flags, userId); 3110 } 3111 } 3112 return null; 3113 } 3114 3115 @Override 3116 public void freeStorageAndNotify(final String volumeUuid, final long freeStorageSize, 3117 final IPackageDataObserver observer) { 3118 mContext.enforceCallingOrSelfPermission( 3119 android.Manifest.permission.CLEAR_APP_CACHE, null); 3120 // Queue up an async operation since clearing cache may take a little while. 3121 mHandler.post(new Runnable() { 3122 public void run() { 3123 mHandler.removeCallbacks(this); 3124 int retCode = -1; 3125 synchronized (mInstallLock) { 3126 retCode = mInstaller.freeCache(volumeUuid, freeStorageSize); 3127 if (retCode < 0) { 3128 Slog.w(TAG, "Couldn't clear application caches"); 3129 } 3130 } 3131 if (observer != null) { 3132 try { 3133 observer.onRemoveCompleted(null, (retCode >= 0)); 3134 } catch (RemoteException e) { 3135 Slog.w(TAG, "RemoveException when invoking call back"); 3136 } 3137 } 3138 } 3139 }); 3140 } 3141 3142 @Override 3143 public void freeStorage(final String volumeUuid, final long freeStorageSize, 3144 final IntentSender pi) { 3145 mContext.enforceCallingOrSelfPermission( 3146 android.Manifest.permission.CLEAR_APP_CACHE, null); 3147 // Queue up an async operation since clearing cache may take a little while. 3148 mHandler.post(new Runnable() { 3149 public void run() { 3150 mHandler.removeCallbacks(this); 3151 int retCode = -1; 3152 synchronized (mInstallLock) { 3153 retCode = mInstaller.freeCache(volumeUuid, freeStorageSize); 3154 if (retCode < 0) { 3155 Slog.w(TAG, "Couldn't clear application caches"); 3156 } 3157 } 3158 if(pi != null) { 3159 try { 3160 // Callback via pending intent 3161 int code = (retCode >= 0) ? 1 : 0; 3162 pi.sendIntent(null, code, null, 3163 null, null); 3164 } catch (SendIntentException e1) { 3165 Slog.i(TAG, "Failed to send pending intent"); 3166 } 3167 } 3168 } 3169 }); 3170 } 3171 3172 void freeStorage(String volumeUuid, long freeStorageSize) throws IOException { 3173 synchronized (mInstallLock) { 3174 if (mInstaller.freeCache(volumeUuid, freeStorageSize) < 0) { 3175 throw new IOException("Failed to free enough space"); 3176 } 3177 } 3178 } 3179 3180 /** 3181 * Return if the user key is currently unlocked. 3182 */ 3183 private boolean isUserKeyUnlocked(int userId) { 3184 if (StorageManager.isFileBasedEncryptionEnabled()) { 3185 final IMountService mount = IMountService.Stub 3186 .asInterface(ServiceManager.getService("mount")); 3187 if (mount == null) { 3188 Slog.w(TAG, "Early during boot, assuming locked"); 3189 return false; 3190 } 3191 final long token = Binder.clearCallingIdentity(); 3192 try { 3193 return mount.isUserKeyUnlocked(userId); 3194 } catch (RemoteException e) { 3195 throw e.rethrowAsRuntimeException(); 3196 } finally { 3197 Binder.restoreCallingIdentity(token); 3198 } 3199 } else { 3200 return true; 3201 } 3202 } 3203 3204 /** 3205 * Augment the given flags depending on current user running state. This is 3206 * purposefully done before acquiring {@link #mPackages} lock. 3207 */ 3208 private int augmentFlagsForUser(int flags, int userId) { 3209 if (!isUserKeyUnlocked(userId)) { 3210 flags |= PackageManager.MATCH_ENCRYPTION_AWARE_ONLY; 3211 } 3212 return flags; 3213 } 3214 3215 @Override 3216 public ActivityInfo getActivityInfo(ComponentName component, int flags, int userId) { 3217 if (!sUserManager.exists(userId)) return null; 3218 flags = augmentFlagsForUser(flags, userId); 3219 enforceCrossUserPermission(Binder.getCallingUid(), userId, false, false, "get activity info"); 3220 synchronized (mPackages) { 3221 PackageParser.Activity a = mActivities.mActivities.get(component); 3222 3223 if (DEBUG_PACKAGE_INFO) Log.v(TAG, "getActivityInfo " + component + ": " + a); 3224 if (a != null && mSettings.isEnabledAndVisibleLPr(a.info, flags, userId)) { 3225 PackageSetting ps = mSettings.mPackages.get(component.getPackageName()); 3226 if (ps == null) return null; 3227 return PackageParser.generateActivityInfo(a, flags, ps.readUserState(userId), 3228 userId); 3229 } 3230 if (mResolveComponentName.equals(component)) { 3231 return PackageParser.generateActivityInfo(mResolveActivity, flags, 3232 new PackageUserState(), userId); 3233 } 3234 } 3235 return null; 3236 } 3237 3238 @Override 3239 public boolean activitySupportsIntent(ComponentName component, Intent intent, 3240 String resolvedType) { 3241 synchronized (mPackages) { 3242 if (component.equals(mResolveComponentName)) { 3243 // The resolver supports EVERYTHING! 3244 return true; 3245 } 3246 PackageParser.Activity a = mActivities.mActivities.get(component); 3247 if (a == null) { 3248 return false; 3249 } 3250 for (int i=0; i<a.intents.size(); i++) { 3251 if (a.intents.get(i).match(intent.getAction(), resolvedType, intent.getScheme(), 3252 intent.getData(), intent.getCategories(), TAG) >= 0) { 3253 return true; 3254 } 3255 } 3256 return false; 3257 } 3258 } 3259 3260 @Override 3261 public ActivityInfo getReceiverInfo(ComponentName component, int flags, int userId) { 3262 if (!sUserManager.exists(userId)) return null; 3263 flags = augmentFlagsForUser(flags, userId); 3264 enforceCrossUserPermission(Binder.getCallingUid(), userId, false, false, "get receiver info"); 3265 synchronized (mPackages) { 3266 PackageParser.Activity a = mReceivers.mActivities.get(component); 3267 if (DEBUG_PACKAGE_INFO) Log.v( 3268 TAG, "getReceiverInfo " + component + ": " + a); 3269 if (a != null && mSettings.isEnabledAndVisibleLPr(a.info, flags, userId)) { 3270 PackageSetting ps = mSettings.mPackages.get(component.getPackageName()); 3271 if (ps == null) return null; 3272 return PackageParser.generateActivityInfo(a, flags, ps.readUserState(userId), 3273 userId); 3274 } 3275 } 3276 return null; 3277 } 3278 3279 @Override 3280 public ServiceInfo getServiceInfo(ComponentName component, int flags, int userId) { 3281 if (!sUserManager.exists(userId)) return null; 3282 flags = augmentFlagsForUser(flags, userId); 3283 enforceCrossUserPermission(Binder.getCallingUid(), userId, false, false, "get service info"); 3284 synchronized (mPackages) { 3285 PackageParser.Service s = mServices.mServices.get(component); 3286 if (DEBUG_PACKAGE_INFO) Log.v( 3287 TAG, "getServiceInfo " + component + ": " + s); 3288 if (s != null && mSettings.isEnabledAndVisibleLPr(s.info, flags, userId)) { 3289 PackageSetting ps = mSettings.mPackages.get(component.getPackageName()); 3290 if (ps == null) return null; 3291 return PackageParser.generateServiceInfo(s, flags, ps.readUserState(userId), 3292 userId); 3293 } 3294 } 3295 return null; 3296 } 3297 3298 @Override 3299 public ProviderInfo getProviderInfo(ComponentName component, int flags, int userId) { 3300 if (!sUserManager.exists(userId)) return null; 3301 flags = augmentFlagsForUser(flags, userId); 3302 enforceCrossUserPermission(Binder.getCallingUid(), userId, false, false, "get provider info"); 3303 synchronized (mPackages) { 3304 PackageParser.Provider p = mProviders.mProviders.get(component); 3305 if (DEBUG_PACKAGE_INFO) Log.v( 3306 TAG, "getProviderInfo " + component + ": " + p); 3307 if (p != null && mSettings.isEnabledAndVisibleLPr(p.info, flags, userId)) { 3308 PackageSetting ps = mSettings.mPackages.get(component.getPackageName()); 3309 if (ps == null) return null; 3310 return PackageParser.generateProviderInfo(p, flags, ps.readUserState(userId), 3311 userId); 3312 } 3313 } 3314 return null; 3315 } 3316 3317 @Override 3318 public String[] getSystemSharedLibraryNames() { 3319 Set<String> libSet; 3320 synchronized (mPackages) { 3321 libSet = mSharedLibraries.keySet(); 3322 int size = libSet.size(); 3323 if (size > 0) { 3324 String[] libs = new String[size]; 3325 libSet.toArray(libs); 3326 return libs; 3327 } 3328 } 3329 return null; 3330 } 3331 3332 /** 3333 * @hide 3334 */ 3335 PackageParser.Package findSharedNonSystemLibrary(String libName) { 3336 synchronized (mPackages) { 3337 PackageManagerService.SharedLibraryEntry lib = mSharedLibraries.get(libName); 3338 if (lib != null && lib.apk != null) { 3339 return mPackages.get(lib.apk); 3340 } 3341 } 3342 return null; 3343 } 3344 3345 @Override 3346 public FeatureInfo[] getSystemAvailableFeatures() { 3347 Collection<FeatureInfo> featSet; 3348 synchronized (mPackages) { 3349 featSet = mAvailableFeatures.values(); 3350 int size = featSet.size(); 3351 if (size > 0) { 3352 FeatureInfo[] features = new FeatureInfo[size+1]; 3353 featSet.toArray(features); 3354 FeatureInfo fi = new FeatureInfo(); 3355 fi.reqGlEsVersion = SystemProperties.getInt("ro.opengles.version", 3356 FeatureInfo.GL_ES_VERSION_UNDEFINED); 3357 features[size] = fi; 3358 return features; 3359 } 3360 } 3361 return null; 3362 } 3363 3364 @Override 3365 public boolean hasSystemFeature(String name) { 3366 synchronized (mPackages) { 3367 return mAvailableFeatures.containsKey(name); 3368 } 3369 } 3370 3371 private void checkValidCaller(int uid, int userId) { 3372 if (UserHandle.getUserId(uid) == userId || uid == Process.SYSTEM_UID || uid == 0) 3373 return; 3374 3375 throw new SecurityException("Caller uid=" + uid 3376 + " is not privileged to communicate with user=" + userId); 3377 } 3378 3379 @Override 3380 public int checkPermission(String permName, String pkgName, int userId) { 3381 if (!sUserManager.exists(userId)) { 3382 return PackageManager.PERMISSION_DENIED; 3383 } 3384 3385 synchronized (mPackages) { 3386 final PackageParser.Package p = mPackages.get(pkgName); 3387 if (p != null && p.mExtras != null) { 3388 final PackageSetting ps = (PackageSetting) p.mExtras; 3389 final PermissionsState permissionsState = ps.getPermissionsState(); 3390 if (permissionsState.hasPermission(permName, userId)) { 3391 return PackageManager.PERMISSION_GRANTED; 3392 } 3393 // Special case: ACCESS_FINE_LOCATION permission includes ACCESS_COARSE_LOCATION 3394 if (Manifest.permission.ACCESS_COARSE_LOCATION.equals(permName) && permissionsState 3395 .hasPermission(Manifest.permission.ACCESS_FINE_LOCATION, userId)) { 3396 return PackageManager.PERMISSION_GRANTED; 3397 } 3398 } 3399 } 3400 3401 return PackageManager.PERMISSION_DENIED; 3402 } 3403 3404 @Override 3405 public int checkUidPermission(String permName, int uid) { 3406 final int userId = UserHandle.getUserId(uid); 3407 3408 if (!sUserManager.exists(userId)) { 3409 return PackageManager.PERMISSION_DENIED; 3410 } 3411 3412 synchronized (mPackages) { 3413 Object obj = mSettings.getUserIdLPr(UserHandle.getAppId(uid)); 3414 if (obj != null) { 3415 final SettingBase ps = (SettingBase) obj; 3416 final PermissionsState permissionsState = ps.getPermissionsState(); 3417 if (permissionsState.hasPermission(permName, userId)) { 3418 return PackageManager.PERMISSION_GRANTED; 3419 } 3420 // Special case: ACCESS_FINE_LOCATION permission includes ACCESS_COARSE_LOCATION 3421 if (Manifest.permission.ACCESS_COARSE_LOCATION.equals(permName) && permissionsState 3422 .hasPermission(Manifest.permission.ACCESS_FINE_LOCATION, userId)) { 3423 return PackageManager.PERMISSION_GRANTED; 3424 } 3425 } else { 3426 ArraySet<String> perms = mSystemPermissions.get(uid); 3427 if (perms != null) { 3428 if (perms.contains(permName)) { 3429 return PackageManager.PERMISSION_GRANTED; 3430 } 3431 if (Manifest.permission.ACCESS_COARSE_LOCATION.equals(permName) && perms 3432 .contains(Manifest.permission.ACCESS_FINE_LOCATION)) { 3433 return PackageManager.PERMISSION_GRANTED; 3434 } 3435 } 3436 } 3437 } 3438 3439 return PackageManager.PERMISSION_DENIED; 3440 } 3441 3442 @Override 3443 public boolean isPermissionRevokedByPolicy(String permission, String packageName, int userId) { 3444 if (UserHandle.getCallingUserId() != userId) { 3445 mContext.enforceCallingPermission( 3446 android.Manifest.permission.INTERACT_ACROSS_USERS_FULL, 3447 "isPermissionRevokedByPolicy for user " + userId); 3448 } 3449 3450 if (checkPermission(permission, packageName, userId) 3451 == PackageManager.PERMISSION_GRANTED) { 3452 return false; 3453 } 3454 3455 final long identity = Binder.clearCallingIdentity(); 3456 try { 3457 final int flags = getPermissionFlags(permission, packageName, userId); 3458 return (flags & PackageManager.FLAG_PERMISSION_POLICY_FIXED) != 0; 3459 } finally { 3460 Binder.restoreCallingIdentity(identity); 3461 } 3462 } 3463 3464 @Override 3465 public String getPermissionControllerPackageName() { 3466 synchronized (mPackages) { 3467 return mRequiredInstallerPackage; 3468 } 3469 } 3470 3471 /** 3472 * Checks if the request is from the system or an app that has INTERACT_ACROSS_USERS 3473 * or INTERACT_ACROSS_USERS_FULL permissions, if the userid is not for the caller. 3474 * @param checkShell TODO(yamasani): 3475 * @param message the message to log on security exception 3476 */ 3477 void enforceCrossUserPermission(int callingUid, int userId, boolean requireFullPermission, 3478 boolean checkShell, String message) { 3479 if (userId < 0) { 3480 throw new IllegalArgumentException("Invalid userId " + userId); 3481 } 3482 if (checkShell) { 3483 enforceShellRestriction(UserManager.DISALLOW_DEBUGGING_FEATURES, callingUid, userId); 3484 } 3485 if (userId == UserHandle.getUserId(callingUid)) return; 3486 if (callingUid != Process.SYSTEM_UID && callingUid != 0) { 3487 if (requireFullPermission) { 3488 mContext.enforceCallingOrSelfPermission( 3489 android.Manifest.permission.INTERACT_ACROSS_USERS_FULL, message); 3490 } else { 3491 try { 3492 mContext.enforceCallingOrSelfPermission( 3493 android.Manifest.permission.INTERACT_ACROSS_USERS_FULL, message); 3494 } catch (SecurityException se) { 3495 mContext.enforceCallingOrSelfPermission( 3496 android.Manifest.permission.INTERACT_ACROSS_USERS, message); 3497 } 3498 } 3499 } 3500 } 3501 3502 void enforceShellRestriction(String restriction, int callingUid, int userHandle) { 3503 if (callingUid == Process.SHELL_UID) { 3504 if (userHandle >= 0 3505 && sUserManager.hasUserRestriction(restriction, userHandle)) { 3506 throw new SecurityException("Shell does not have permission to access user " 3507 + userHandle); 3508 } else if (userHandle < 0) { 3509 Slog.e(TAG, "Unable to check shell permission for user " + userHandle + "\n\t" 3510 + Debug.getCallers(3)); 3511 } 3512 } 3513 } 3514 3515 private BasePermission findPermissionTreeLP(String permName) { 3516 for(BasePermission bp : mSettings.mPermissionTrees.values()) { 3517 if (permName.startsWith(bp.name) && 3518 permName.length() > bp.name.length() && 3519 permName.charAt(bp.name.length()) == '.') { 3520 return bp; 3521 } 3522 } 3523 return null; 3524 } 3525 3526 private BasePermission checkPermissionTreeLP(String permName) { 3527 if (permName != null) { 3528 BasePermission bp = findPermissionTreeLP(permName); 3529 if (bp != null) { 3530 if (bp.uid == UserHandle.getAppId(Binder.getCallingUid())) { 3531 return bp; 3532 } 3533 throw new SecurityException("Calling uid " 3534 + Binder.getCallingUid() 3535 + " is not allowed to add to permission tree " 3536 + bp.name + " owned by uid " + bp.uid); 3537 } 3538 } 3539 throw new SecurityException("No permission tree found for " + permName); 3540 } 3541 3542 static boolean compareStrings(CharSequence s1, CharSequence s2) { 3543 if (s1 == null) { 3544 return s2 == null; 3545 } 3546 if (s2 == null) { 3547 return false; 3548 } 3549 if (s1.getClass() != s2.getClass()) { 3550 return false; 3551 } 3552 return s1.equals(s2); 3553 } 3554 3555 static boolean comparePermissionInfos(PermissionInfo pi1, PermissionInfo pi2) { 3556 if (pi1.icon != pi2.icon) return false; 3557 if (pi1.logo != pi2.logo) return false; 3558 if (pi1.protectionLevel != pi2.protectionLevel) return false; 3559 if (!compareStrings(pi1.name, pi2.name)) return false; 3560 if (!compareStrings(pi1.nonLocalizedLabel, pi2.nonLocalizedLabel)) return false; 3561 // We'll take care of setting this one. 3562 if (!compareStrings(pi1.packageName, pi2.packageName)) return false; 3563 // These are not currently stored in settings. 3564 //if (!compareStrings(pi1.group, pi2.group)) return false; 3565 //if (!compareStrings(pi1.nonLocalizedDescription, pi2.nonLocalizedDescription)) return false; 3566 //if (pi1.labelRes != pi2.labelRes) return false; 3567 //if (pi1.descriptionRes != pi2.descriptionRes) return false; 3568 return true; 3569 } 3570 3571 int permissionInfoFootprint(PermissionInfo info) { 3572 int size = info.name.length(); 3573 if (info.nonLocalizedLabel != null) size += info.nonLocalizedLabel.length(); 3574 if (info.nonLocalizedDescription != null) size += info.nonLocalizedDescription.length(); 3575 return size; 3576 } 3577 3578 int calculateCurrentPermissionFootprintLocked(BasePermission tree) { 3579 int size = 0; 3580 for (BasePermission perm : mSettings.mPermissions.values()) { 3581 if (perm.uid == tree.uid) { 3582 size += perm.name.length() + permissionInfoFootprint(perm.perm.info); 3583 } 3584 } 3585 return size; 3586 } 3587 3588 void enforcePermissionCapLocked(PermissionInfo info, BasePermission tree) { 3589 // We calculate the max size of permissions defined by this uid and throw 3590 // if that plus the size of 'info' would exceed our stated maximum. 3591 if (tree.uid != Process.SYSTEM_UID) { 3592 final int curTreeSize = calculateCurrentPermissionFootprintLocked(tree); 3593 if (curTreeSize + permissionInfoFootprint(info) > MAX_PERMISSION_TREE_FOOTPRINT) { 3594 throw new SecurityException("Permission tree size cap exceeded"); 3595 } 3596 } 3597 } 3598 3599 boolean addPermissionLocked(PermissionInfo info, boolean async) { 3600 if (info.labelRes == 0 && info.nonLocalizedLabel == null) { 3601 throw new SecurityException("Label must be specified in permission"); 3602 } 3603 BasePermission tree = checkPermissionTreeLP(info.name); 3604 BasePermission bp = mSettings.mPermissions.get(info.name); 3605 boolean added = bp == null; 3606 boolean changed = true; 3607 int fixedLevel = PermissionInfo.fixProtectionLevel(info.protectionLevel); 3608 if (added) { 3609 enforcePermissionCapLocked(info, tree); 3610 bp = new BasePermission(info.name, tree.sourcePackage, 3611 BasePermission.TYPE_DYNAMIC); 3612 } else if (bp.type != BasePermission.TYPE_DYNAMIC) { 3613 throw new SecurityException( 3614 "Not allowed to modify non-dynamic permission " 3615 + info.name); 3616 } else { 3617 if (bp.protectionLevel == fixedLevel 3618 && bp.perm.owner.equals(tree.perm.owner) 3619 && bp.uid == tree.uid 3620 && comparePermissionInfos(bp.perm.info, info)) { 3621 changed = false; 3622 } 3623 } 3624 bp.protectionLevel = fixedLevel; 3625 info = new PermissionInfo(info); 3626 info.protectionLevel = fixedLevel; 3627 bp.perm = new PackageParser.Permission(tree.perm.owner, info); 3628 bp.perm.info.packageName = tree.perm.info.packageName; 3629 bp.uid = tree.uid; 3630 if (added) { 3631 mSettings.mPermissions.put(info.name, bp); 3632 } 3633 if (changed) { 3634 if (!async) { 3635 mSettings.writeLPr(); 3636 } else { 3637 scheduleWriteSettingsLocked(); 3638 } 3639 } 3640 return added; 3641 } 3642 3643 @Override 3644 public boolean addPermission(PermissionInfo info) { 3645 synchronized (mPackages) { 3646 return addPermissionLocked(info, false); 3647 } 3648 } 3649 3650 @Override 3651 public boolean addPermissionAsync(PermissionInfo info) { 3652 synchronized (mPackages) { 3653 return addPermissionLocked(info, true); 3654 } 3655 } 3656 3657 @Override 3658 public void removePermission(String name) { 3659 synchronized (mPackages) { 3660 checkPermissionTreeLP(name); 3661 BasePermission bp = mSettings.mPermissions.get(name); 3662 if (bp != null) { 3663 if (bp.type != BasePermission.TYPE_DYNAMIC) { 3664 throw new SecurityException( 3665 "Not allowed to modify non-dynamic permission " 3666 + name); 3667 } 3668 mSettings.mPermissions.remove(name); 3669 mSettings.writeLPr(); 3670 } 3671 } 3672 } 3673 3674 private static void enforceDeclaredAsUsedAndRuntimeOrDevelopmentPermission(PackageParser.Package pkg, 3675 BasePermission bp) { 3676 int index = pkg.requestedPermissions.indexOf(bp.name); 3677 if (index == -1) { 3678 throw new SecurityException("Package " + pkg.packageName 3679 + " has not requested permission " + bp.name); 3680 } 3681 if (!bp.isRuntime() && !bp.isDevelopment()) { 3682 throw new SecurityException("Permission " + bp.name 3683 + " is not a changeable permission type"); 3684 } 3685 } 3686 3687 @Override 3688 public void grantRuntimePermission(String packageName, String name, final int userId) { 3689 if (!sUserManager.exists(userId)) { 3690 Log.e(TAG, "No such user:" + userId); 3691 return; 3692 } 3693 3694 mContext.enforceCallingOrSelfPermission( 3695 android.Manifest.permission.GRANT_RUNTIME_PERMISSIONS, 3696 "grantRuntimePermission"); 3697 3698 enforceCrossUserPermission(Binder.getCallingUid(), userId, true, false, 3699 "grantRuntimePermission"); 3700 3701 final int uid; 3702 final SettingBase sb; 3703 3704 synchronized (mPackages) { 3705 final PackageParser.Package pkg = mPackages.get(packageName); 3706 if (pkg == null) { 3707 throw new IllegalArgumentException("Unknown package: " + packageName); 3708 } 3709 3710 final BasePermission bp = mSettings.mPermissions.get(name); 3711 if (bp == null) { 3712 throw new IllegalArgumentException("Unknown permission: " + name); 3713 } 3714 3715 enforceDeclaredAsUsedAndRuntimeOrDevelopmentPermission(pkg, bp); 3716 3717 // If a permission review is required for legacy apps we represent 3718 // their permissions as always granted runtime ones since we need 3719 // to keep the review required permission flag per user while an 3720 // install permission's state is shared across all users. 3721 if (Build.PERMISSIONS_REVIEW_REQUIRED 3722 && pkg.applicationInfo.targetSdkVersion < Build.VERSION_CODES.M 3723 && bp.isRuntime()) { 3724 return; 3725 } 3726 3727 uid = UserHandle.getUid(userId, pkg.applicationInfo.uid); 3728 sb = (SettingBase) pkg.mExtras; 3729 if (sb == null) { 3730 throw new IllegalArgumentException("Unknown package: " + packageName); 3731 } 3732 3733 final PermissionsState permissionsState = sb.getPermissionsState(); 3734 3735 final int flags = permissionsState.getPermissionFlags(name, userId); 3736 if ((flags & PackageManager.FLAG_PERMISSION_SYSTEM_FIXED) != 0) { 3737 throw new SecurityException("Cannot grant system fixed permission: " 3738 + name + " for package: " + packageName); 3739 } 3740 3741 if (bp.isDevelopment()) { 3742 // Development permissions must be handled specially, since they are not 3743 // normal runtime permissions. For now they apply to all users. 3744 if (permissionsState.grantInstallPermission(bp) != 3745 PermissionsState.PERMISSION_OPERATION_FAILURE) { 3746 scheduleWriteSettingsLocked(); 3747 } 3748 return; 3749 } 3750 3751 if (pkg.applicationInfo.targetSdkVersion < Build.VERSION_CODES.M) { 3752 Slog.w(TAG, "Cannot grant runtime permission to a legacy app"); 3753 return; 3754 } 3755 3756 final int result = permissionsState.grantRuntimePermission(bp, userId); 3757 switch (result) { 3758 case PermissionsState.PERMISSION_OPERATION_FAILURE: { 3759 return; 3760 } 3761 3762 case PermissionsState.PERMISSION_OPERATION_SUCCESS_GIDS_CHANGED: { 3763 final int appId = UserHandle.getAppId(pkg.applicationInfo.uid); 3764 mHandler.post(new Runnable() { 3765 @Override 3766 public void run() { 3767 killUid(appId, userId, KILL_APP_REASON_GIDS_CHANGED); 3768 } 3769 }); 3770 } 3771 break; 3772 } 3773 3774 mOnPermissionChangeListeners.onPermissionsChanged(uid); 3775 3776 // Not critical if that is lost - app has to request again. 3777 mSettings.writeRuntimePermissionsForUserLPr(userId, false); 3778 } 3779 3780 // Only need to do this if user is initialized. Otherwise it's a new user 3781 // and there are no processes running as the user yet and there's no need 3782 // to make an expensive call to remount processes for the changed permissions. 3783 if (READ_EXTERNAL_STORAGE.equals(name) 3784 || WRITE_EXTERNAL_STORAGE.equals(name)) { 3785 final long token = Binder.clearCallingIdentity(); 3786 try { 3787 if (sUserManager.isInitialized(userId)) { 3788 MountServiceInternal mountServiceInternal = LocalServices.getService( 3789 MountServiceInternal.class); 3790 mountServiceInternal.onExternalStoragePolicyChanged(uid, packageName); 3791 } 3792 } finally { 3793 Binder.restoreCallingIdentity(token); 3794 } 3795 } 3796 } 3797 3798 @Override 3799 public void revokeRuntimePermission(String packageName, String name, int userId) { 3800 if (!sUserManager.exists(userId)) { 3801 Log.e(TAG, "No such user:" + userId); 3802 return; 3803 } 3804 3805 mContext.enforceCallingOrSelfPermission( 3806 android.Manifest.permission.REVOKE_RUNTIME_PERMISSIONS, 3807 "revokeRuntimePermission"); 3808 3809 enforceCrossUserPermission(Binder.getCallingUid(), userId, true, false, 3810 "revokeRuntimePermission"); 3811 3812 final int appId; 3813 3814 synchronized (mPackages) { 3815 final PackageParser.Package pkg = mPackages.get(packageName); 3816 if (pkg == null) { 3817 throw new IllegalArgumentException("Unknown package: " + packageName); 3818 } 3819 3820 final BasePermission bp = mSettings.mPermissions.get(name); 3821 if (bp == null) { 3822 throw new IllegalArgumentException("Unknown permission: " + name); 3823 } 3824 3825 enforceDeclaredAsUsedAndRuntimeOrDevelopmentPermission(pkg, bp); 3826 3827 // If a permission review is required for legacy apps we represent 3828 // their permissions as always granted runtime ones since we need 3829 // to keep the review required permission flag per user while an 3830 // install permission's state is shared across all users. 3831 if (Build.PERMISSIONS_REVIEW_REQUIRED 3832 && pkg.applicationInfo.targetSdkVersion < Build.VERSION_CODES.M 3833 && bp.isRuntime()) { 3834 return; 3835 } 3836 3837 SettingBase sb = (SettingBase) pkg.mExtras; 3838 if (sb == null) { 3839 throw new IllegalArgumentException("Unknown package: " + packageName); 3840 } 3841 3842 final PermissionsState permissionsState = sb.getPermissionsState(); 3843 3844 final int flags = permissionsState.getPermissionFlags(name, userId); 3845 if ((flags & PackageManager.FLAG_PERMISSION_SYSTEM_FIXED) != 0) { 3846 throw new SecurityException("Cannot revoke system fixed permission: " 3847 + name + " for package: " + packageName); 3848 } 3849 3850 if (bp.isDevelopment()) { 3851 // Development permissions must be handled specially, since they are not 3852 // normal runtime permissions. For now they apply to all users. 3853 if (permissionsState.revokeInstallPermission(bp) != 3854 PermissionsState.PERMISSION_OPERATION_FAILURE) { 3855 scheduleWriteSettingsLocked(); 3856 } 3857 return; 3858 } 3859 3860 if (permissionsState.revokeRuntimePermission(bp, userId) == 3861 PermissionsState.PERMISSION_OPERATION_FAILURE) { 3862 return; 3863 } 3864 3865 mOnPermissionChangeListeners.onPermissionsChanged(pkg.applicationInfo.uid); 3866 3867 // Critical, after this call app should never have the permission. 3868 mSettings.writeRuntimePermissionsForUserLPr(userId, true); 3869 3870 appId = UserHandle.getAppId(pkg.applicationInfo.uid); 3871 } 3872 3873 killUid(appId, userId, KILL_APP_REASON_PERMISSIONS_REVOKED); 3874 } 3875 3876 @Override 3877 public void resetRuntimePermissions() { 3878 mContext.enforceCallingOrSelfPermission( 3879 android.Manifest.permission.REVOKE_RUNTIME_PERMISSIONS, 3880 "revokeRuntimePermission"); 3881 3882 int callingUid = Binder.getCallingUid(); 3883 if (callingUid != Process.SYSTEM_UID && callingUid != 0) { 3884 mContext.enforceCallingOrSelfPermission( 3885 android.Manifest.permission.INTERACT_ACROSS_USERS_FULL, 3886 "resetRuntimePermissions"); 3887 } 3888 3889 synchronized (mPackages) { 3890 updatePermissionsLPw(null, null, UPDATE_PERMISSIONS_ALL); 3891 for (int userId : UserManagerService.getInstance().getUserIds()) { 3892 final int packageCount = mPackages.size(); 3893 for (int i = 0; i < packageCount; i++) { 3894 PackageParser.Package pkg = mPackages.valueAt(i); 3895 if (!(pkg.mExtras instanceof PackageSetting)) { 3896 continue; 3897 } 3898 PackageSetting ps = (PackageSetting) pkg.mExtras; 3899 resetUserChangesToRuntimePermissionsAndFlagsLPw(ps, userId); 3900 } 3901 } 3902 } 3903 } 3904 3905 @Override 3906 public int getPermissionFlags(String name, String packageName, int userId) { 3907 if (!sUserManager.exists(userId)) { 3908 return 0; 3909 } 3910 3911 enforceGrantRevokeRuntimePermissionPermissions("getPermissionFlags"); 3912 3913 enforceCrossUserPermission(Binder.getCallingUid(), userId, true, false, 3914 "getPermissionFlags"); 3915 3916 synchronized (mPackages) { 3917 final PackageParser.Package pkg = mPackages.get(packageName); 3918 if (pkg == null) { 3919 throw new IllegalArgumentException("Unknown package: " + packageName); 3920 } 3921 3922 final BasePermission bp = mSettings.mPermissions.get(name); 3923 if (bp == null) { 3924 throw new IllegalArgumentException("Unknown permission: " + name); 3925 } 3926 3927 SettingBase sb = (SettingBase) pkg.mExtras; 3928 if (sb == null) { 3929 throw new IllegalArgumentException("Unknown package: " + packageName); 3930 } 3931 3932 PermissionsState permissionsState = sb.getPermissionsState(); 3933 return permissionsState.getPermissionFlags(name, userId); 3934 } 3935 } 3936 3937 @Override 3938 public void updatePermissionFlags(String name, String packageName, int flagMask, 3939 int flagValues, int userId) { 3940 if (!sUserManager.exists(userId)) { 3941 return; 3942 } 3943 3944 enforceGrantRevokeRuntimePermissionPermissions("updatePermissionFlags"); 3945 3946 enforceCrossUserPermission(Binder.getCallingUid(), userId, true, false, 3947 "updatePermissionFlags"); 3948 3949 // Only the system can change these flags and nothing else. 3950 if (getCallingUid() != Process.SYSTEM_UID) { 3951 flagMask &= ~PackageManager.FLAG_PERMISSION_SYSTEM_FIXED; 3952 flagValues &= ~PackageManager.FLAG_PERMISSION_SYSTEM_FIXED; 3953 flagMask &= ~PackageManager.FLAG_PERMISSION_GRANTED_BY_DEFAULT; 3954 flagValues &= ~PackageManager.FLAG_PERMISSION_GRANTED_BY_DEFAULT; 3955 flagValues &= ~PackageManager.FLAG_PERMISSION_REVIEW_REQUIRED; 3956 } 3957 3958 synchronized (mPackages) { 3959 final PackageParser.Package pkg = mPackages.get(packageName); 3960 if (pkg == null) { 3961 throw new IllegalArgumentException("Unknown package: " + packageName); 3962 } 3963 3964 final BasePermission bp = mSettings.mPermissions.get(name); 3965 if (bp == null) { 3966 throw new IllegalArgumentException("Unknown permission: " + name); 3967 } 3968 3969 SettingBase sb = (SettingBase) pkg.mExtras; 3970 if (sb == null) { 3971 throw new IllegalArgumentException("Unknown package: " + packageName); 3972 } 3973 3974 PermissionsState permissionsState = sb.getPermissionsState(); 3975 3976 boolean hadState = permissionsState.getRuntimePermissionState(name, userId) != null; 3977 3978 if (permissionsState.updatePermissionFlags(bp, userId, flagMask, flagValues)) { 3979 // Install and runtime permissions are stored in different places, 3980 // so figure out what permission changed and persist the change. 3981 if (permissionsState.getInstallPermissionState(name) != null) { 3982 scheduleWriteSettingsLocked(); 3983 } else if (permissionsState.getRuntimePermissionState(name, userId) != null 3984 || hadState) { 3985 mSettings.writeRuntimePermissionsForUserLPr(userId, false); 3986 } 3987 } 3988 } 3989 } 3990 3991 /** 3992 * Update the permission flags for all packages and runtime permissions of a user in order 3993 * to allow device or profile owner to remove POLICY_FIXED. 3994 */ 3995 @Override 3996 public void updatePermissionFlagsForAllApps(int flagMask, int flagValues, int userId) { 3997 if (!sUserManager.exists(userId)) { 3998 return; 3999 } 4000 4001 enforceGrantRevokeRuntimePermissionPermissions("updatePermissionFlagsForAllApps"); 4002 4003 enforceCrossUserPermission(Binder.getCallingUid(), userId, true, false, 4004 "updatePermissionFlagsForAllApps"); 4005 4006 // Only the system can change system fixed flags. 4007 if (getCallingUid() != Process.SYSTEM_UID) { 4008 flagMask &= ~PackageManager.FLAG_PERMISSION_SYSTEM_FIXED; 4009 flagValues &= ~PackageManager.FLAG_PERMISSION_SYSTEM_FIXED; 4010 } 4011 4012 synchronized (mPackages) { 4013 boolean changed = false; 4014 final int packageCount = mPackages.size(); 4015 for (int pkgIndex = 0; pkgIndex < packageCount; pkgIndex++) { 4016 final PackageParser.Package pkg = mPackages.valueAt(pkgIndex); 4017 SettingBase sb = (SettingBase) pkg.mExtras; 4018 if (sb == null) { 4019 continue; 4020 } 4021 PermissionsState permissionsState = sb.getPermissionsState(); 4022 changed |= permissionsState.updatePermissionFlagsForAllPermissions( 4023 userId, flagMask, flagValues); 4024 } 4025 if (changed) { 4026 mSettings.writeRuntimePermissionsForUserLPr(userId, false); 4027 } 4028 } 4029 } 4030 4031 private void enforceGrantRevokeRuntimePermissionPermissions(String message) { 4032 if (mContext.checkCallingOrSelfPermission(Manifest.permission.GRANT_RUNTIME_PERMISSIONS) 4033 != PackageManager.PERMISSION_GRANTED 4034 && mContext.checkCallingOrSelfPermission(Manifest.permission.REVOKE_RUNTIME_PERMISSIONS) 4035 != PackageManager.PERMISSION_GRANTED) { 4036 throw new SecurityException(message + " requires " 4037 + Manifest.permission.GRANT_RUNTIME_PERMISSIONS + " or " 4038 + Manifest.permission.REVOKE_RUNTIME_PERMISSIONS); 4039 } 4040 } 4041 4042 @Override 4043 public boolean shouldShowRequestPermissionRationale(String permissionName, 4044 String packageName, int userId) { 4045 if (UserHandle.getCallingUserId() != userId) { 4046 mContext.enforceCallingPermission( 4047 android.Manifest.permission.INTERACT_ACROSS_USERS_FULL, 4048 "canShowRequestPermissionRationale for user " + userId); 4049 } 4050 4051 final int uid = getPackageUid(packageName, userId); 4052 if (UserHandle.getAppId(getCallingUid()) != UserHandle.getAppId(uid)) { 4053 return false; 4054 } 4055 4056 if (checkPermission(permissionName, packageName, userId) 4057 == PackageManager.PERMISSION_GRANTED) { 4058 return false; 4059 } 4060 4061 final int flags; 4062 4063 final long identity = Binder.clearCallingIdentity(); 4064 try { 4065 flags = getPermissionFlags(permissionName, 4066 packageName, userId); 4067 } finally { 4068 Binder.restoreCallingIdentity(identity); 4069 } 4070 4071 final int fixedFlags = PackageManager.FLAG_PERMISSION_SYSTEM_FIXED 4072 | PackageManager.FLAG_PERMISSION_POLICY_FIXED 4073 | PackageManager.FLAG_PERMISSION_USER_FIXED; 4074 4075 if ((flags & fixedFlags) != 0) { 4076 return false; 4077 } 4078 4079 return (flags & PackageManager.FLAG_PERMISSION_USER_SET) != 0; 4080 } 4081 4082 @Override 4083 public void addOnPermissionsChangeListener(IOnPermissionsChangeListener listener) { 4084 mContext.enforceCallingOrSelfPermission( 4085 Manifest.permission.OBSERVE_GRANT_REVOKE_PERMISSIONS, 4086 "addOnPermissionsChangeListener"); 4087 4088 synchronized (mPackages) { 4089 mOnPermissionChangeListeners.addListenerLocked(listener); 4090 } 4091 } 4092 4093 @Override 4094 public void removeOnPermissionsChangeListener(IOnPermissionsChangeListener listener) { 4095 synchronized (mPackages) { 4096 mOnPermissionChangeListeners.removeListenerLocked(listener); 4097 } 4098 } 4099 4100 @Override 4101 public boolean isProtectedBroadcast(String actionName) { 4102 synchronized (mPackages) { 4103 if (mProtectedBroadcasts.contains(actionName)) { 4104 return true; 4105 } else if (actionName != null 4106 && actionName.startsWith("android.net.netmon.lingerExpired")) { 4107 // TODO: remove this terrible hack 4108 return true; 4109 } 4110 } 4111 return false; 4112 } 4113 4114 @Override 4115 public int checkSignatures(String pkg1, String pkg2) { 4116 synchronized (mPackages) { 4117 final PackageParser.Package p1 = mPackages.get(pkg1); 4118 final PackageParser.Package p2 = mPackages.get(pkg2); 4119 if (p1 == null || p1.mExtras == null 4120 || p2 == null || p2.mExtras == null) { 4121 return PackageManager.SIGNATURE_UNKNOWN_PACKAGE; 4122 } 4123 return compareSignatures(p1.mSignatures, p2.mSignatures); 4124 } 4125 } 4126 4127 @Override 4128 public int checkUidSignatures(int uid1, int uid2) { 4129 // Map to base uids. 4130 uid1 = UserHandle.getAppId(uid1); 4131 uid2 = UserHandle.getAppId(uid2); 4132 // reader 4133 synchronized (mPackages) { 4134 Signature[] s1; 4135 Signature[] s2; 4136 Object obj = mSettings.getUserIdLPr(uid1); 4137 if (obj != null) { 4138 if (obj instanceof SharedUserSetting) { 4139 s1 = ((SharedUserSetting)obj).signatures.mSignatures; 4140 } else if (obj instanceof PackageSetting) { 4141 s1 = ((PackageSetting)obj).signatures.mSignatures; 4142 } else { 4143 return PackageManager.SIGNATURE_UNKNOWN_PACKAGE; 4144 } 4145 } else { 4146 return PackageManager.SIGNATURE_UNKNOWN_PACKAGE; 4147 } 4148 obj = mSettings.getUserIdLPr(uid2); 4149 if (obj != null) { 4150 if (obj instanceof SharedUserSetting) { 4151 s2 = ((SharedUserSetting)obj).signatures.mSignatures; 4152 } else if (obj instanceof PackageSetting) { 4153 s2 = ((PackageSetting)obj).signatures.mSignatures; 4154 } else { 4155 return PackageManager.SIGNATURE_UNKNOWN_PACKAGE; 4156 } 4157 } else { 4158 return PackageManager.SIGNATURE_UNKNOWN_PACKAGE; 4159 } 4160 return compareSignatures(s1, s2); 4161 } 4162 } 4163 4164 private void killUid(int appId, int userId, String reason) { 4165 final long identity = Binder.clearCallingIdentity(); 4166 try { 4167 IActivityManager am = ActivityManagerNative.getDefault(); 4168 if (am != null) { 4169 try { 4170 am.killUid(appId, userId, reason); 4171 } catch (RemoteException e) { 4172 /* ignore - same process */ 4173 } 4174 } 4175 } finally { 4176 Binder.restoreCallingIdentity(identity); 4177 } 4178 } 4179 4180 /** 4181 * Compares two sets of signatures. Returns: 4182 * <br /> 4183 * {@link PackageManager#SIGNATURE_NEITHER_SIGNED}: if both signature sets are null, 4184 * <br /> 4185 * {@link PackageManager#SIGNATURE_FIRST_NOT_SIGNED}: if the first signature set is null, 4186 * <br /> 4187 * {@link PackageManager#SIGNATURE_SECOND_NOT_SIGNED}: if the second signature set is null, 4188 * <br /> 4189 * {@link PackageManager#SIGNATURE_MATCH}: if the two signature sets are identical, 4190 * <br /> 4191 * {@link PackageManager#SIGNATURE_NO_MATCH}: if the two signature sets differ. 4192 */ 4193 static int compareSignatures(Signature[] s1, Signature[] s2) { 4194 if (s1 == null) { 4195 return s2 == null 4196 ? PackageManager.SIGNATURE_NEITHER_SIGNED 4197 : PackageManager.SIGNATURE_FIRST_NOT_SIGNED; 4198 } 4199 4200 if (s2 == null) { 4201 return PackageManager.SIGNATURE_SECOND_NOT_SIGNED; 4202 } 4203 4204 if (s1.length != s2.length) { 4205 return PackageManager.SIGNATURE_NO_MATCH; 4206 } 4207 4208 // Since both signature sets are of size 1, we can compare without HashSets. 4209 if (s1.length == 1) { 4210 return s1[0].equals(s2[0]) ? 4211 PackageManager.SIGNATURE_MATCH : 4212 PackageManager.SIGNATURE_NO_MATCH; 4213 } 4214 4215 ArraySet<Signature> set1 = new ArraySet<Signature>(); 4216 for (Signature sig : s1) { 4217 set1.add(sig); 4218 } 4219 ArraySet<Signature> set2 = new ArraySet<Signature>(); 4220 for (Signature sig : s2) { 4221 set2.add(sig); 4222 } 4223 // Make sure s2 contains all signatures in s1. 4224 if (set1.equals(set2)) { 4225 return PackageManager.SIGNATURE_MATCH; 4226 } 4227 return PackageManager.SIGNATURE_NO_MATCH; 4228 } 4229 4230 /** 4231 * If the database version for this type of package (internal storage or 4232 * external storage) is less than the version where package signatures 4233 * were updated, return true. 4234 */ 4235 private boolean isCompatSignatureUpdateNeeded(PackageParser.Package scannedPkg) { 4236 final VersionInfo ver = getSettingsVersionForPackage(scannedPkg); 4237 return ver.databaseVersion < DatabaseVersion.SIGNATURE_END_ENTITY; 4238 } 4239 4240 /** 4241 * Used for backward compatibility to make sure any packages with 4242 * certificate chains get upgraded to the new style. {@code existingSigs} 4243 * will be in the old format (since they were stored on disk from before the 4244 * system upgrade) and {@code scannedSigs} will be in the newer format. 4245 */ 4246 private int compareSignaturesCompat(PackageSignatures existingSigs, 4247 PackageParser.Package scannedPkg) { 4248 if (!isCompatSignatureUpdateNeeded(scannedPkg)) { 4249 return PackageManager.SIGNATURE_NO_MATCH; 4250 } 4251 4252 ArraySet<Signature> existingSet = new ArraySet<Signature>(); 4253 for (Signature sig : existingSigs.mSignatures) { 4254 existingSet.add(sig); 4255 } 4256 ArraySet<Signature> scannedCompatSet = new ArraySet<Signature>(); 4257 for (Signature sig : scannedPkg.mSignatures) { 4258 try { 4259 Signature[] chainSignatures = sig.getChainSignatures(); 4260 for (Signature chainSig : chainSignatures) { 4261 scannedCompatSet.add(chainSig); 4262 } 4263 } catch (CertificateEncodingException e) { 4264 scannedCompatSet.add(sig); 4265 } 4266 } 4267 /* 4268 * Make sure the expanded scanned set contains all signatures in the 4269 * existing one. 4270 */ 4271 if (scannedCompatSet.equals(existingSet)) { 4272 // Migrate the old signatures to the new scheme. 4273 existingSigs.assignSignatures(scannedPkg.mSignatures); 4274 // The new KeySets will be re-added later in the scanning process. 4275 synchronized (mPackages) { 4276 mSettings.mKeySetManagerService.removeAppKeySetDataLPw(scannedPkg.packageName); 4277 } 4278 return PackageManager.SIGNATURE_MATCH; 4279 } 4280 return PackageManager.SIGNATURE_NO_MATCH; 4281 } 4282 4283 private boolean isRecoverSignatureUpdateNeeded(PackageParser.Package scannedPkg) { 4284 final VersionInfo ver = getSettingsVersionForPackage(scannedPkg); 4285 return ver.databaseVersion < DatabaseVersion.SIGNATURE_MALFORMED_RECOVER; 4286 } 4287 4288 private int compareSignaturesRecover(PackageSignatures existingSigs, 4289 PackageParser.Package scannedPkg) { 4290 if (!isRecoverSignatureUpdateNeeded(scannedPkg)) { 4291 return PackageManager.SIGNATURE_NO_MATCH; 4292 } 4293 4294 String msg = null; 4295 try { 4296 if (Signature.areEffectiveMatch(existingSigs.mSignatures, scannedPkg.mSignatures)) { 4297 logCriticalInfo(Log.INFO, "Recovered effectively matching certificates for " 4298 + scannedPkg.packageName); 4299 return PackageManager.SIGNATURE_MATCH; 4300 } 4301 } catch (CertificateException e) { 4302 msg = e.getMessage(); 4303 } 4304 4305 logCriticalInfo(Log.INFO, 4306 "Failed to recover certificates for " + scannedPkg.packageName + ": " + msg); 4307 return PackageManager.SIGNATURE_NO_MATCH; 4308 } 4309 4310 @Override 4311 public String[] getPackagesForUid(int uid) { 4312 uid = UserHandle.getAppId(uid); 4313 // reader 4314 synchronized (mPackages) { 4315 Object obj = mSettings.getUserIdLPr(uid); 4316 if (obj instanceof SharedUserSetting) { 4317 final SharedUserSetting sus = (SharedUserSetting) obj; 4318 final int N = sus.packages.size(); 4319 final String[] res = new String[N]; 4320 final Iterator<PackageSetting> it = sus.packages.iterator(); 4321 int i = 0; 4322 while (it.hasNext()) { 4323 res[i++] = it.next().name; 4324 } 4325 return res; 4326 } else if (obj instanceof PackageSetting) { 4327 final PackageSetting ps = (PackageSetting) obj; 4328 return new String[] { ps.name }; 4329 } 4330 } 4331 return null; 4332 } 4333 4334 @Override 4335 public String getNameForUid(int uid) { 4336 // reader 4337 synchronized (mPackages) { 4338 Object obj = mSettings.getUserIdLPr(UserHandle.getAppId(uid)); 4339 if (obj instanceof SharedUserSetting) { 4340 final SharedUserSetting sus = (SharedUserSetting) obj; 4341 return sus.name + ":" + sus.userId; 4342 } else if (obj instanceof PackageSetting) { 4343 final PackageSetting ps = (PackageSetting) obj; 4344 return ps.name; 4345 } 4346 } 4347 return null; 4348 } 4349 4350 @Override 4351 public int getUidForSharedUser(String sharedUserName) { 4352 if(sharedUserName == null) { 4353 return -1; 4354 } 4355 // reader 4356 synchronized (mPackages) { 4357 final SharedUserSetting suid = mSettings.getSharedUserLPw(sharedUserName, 0, 0, false); 4358 if (suid == null) { 4359 return -1; 4360 } 4361 return suid.userId; 4362 } 4363 } 4364 4365 @Override 4366 public int getFlagsForUid(int uid) { 4367 synchronized (mPackages) { 4368 Object obj = mSettings.getUserIdLPr(UserHandle.getAppId(uid)); 4369 if (obj instanceof SharedUserSetting) { 4370 final SharedUserSetting sus = (SharedUserSetting) obj; 4371 return sus.pkgFlags; 4372 } else if (obj instanceof PackageSetting) { 4373 final PackageSetting ps = (PackageSetting) obj; 4374 return ps.pkgFlags; 4375 } 4376 } 4377 return 0; 4378 } 4379 4380 @Override 4381 public int getPrivateFlagsForUid(int uid) { 4382 synchronized (mPackages) { 4383 Object obj = mSettings.getUserIdLPr(UserHandle.getAppId(uid)); 4384 if (obj instanceof SharedUserSetting) { 4385 final SharedUserSetting sus = (SharedUserSetting) obj; 4386 return sus.pkgPrivateFlags; 4387 } else if (obj instanceof PackageSetting) { 4388 final PackageSetting ps = (PackageSetting) obj; 4389 return ps.pkgPrivateFlags; 4390 } 4391 } 4392 return 0; 4393 } 4394 4395 @Override 4396 public boolean isUidPrivileged(int uid) { 4397 uid = UserHandle.getAppId(uid); 4398 // reader 4399 synchronized (mPackages) { 4400 Object obj = mSettings.getUserIdLPr(uid); 4401 if (obj instanceof SharedUserSetting) { 4402 final SharedUserSetting sus = (SharedUserSetting) obj; 4403 final Iterator<PackageSetting> it = sus.packages.iterator(); 4404 while (it.hasNext()) { 4405 if (it.next().isPrivileged()) { 4406 return true; 4407 } 4408 } 4409 } else if (obj instanceof PackageSetting) { 4410 final PackageSetting ps = (PackageSetting) obj; 4411 return ps.isPrivileged(); 4412 } 4413 } 4414 return false; 4415 } 4416 4417 @Override 4418 public String[] getAppOpPermissionPackages(String permissionName) { 4419 synchronized (mPackages) { 4420 ArraySet<String> pkgs = mAppOpPermissionPackages.get(permissionName); 4421 if (pkgs == null) { 4422 return null; 4423 } 4424 return pkgs.toArray(new String[pkgs.size()]); 4425 } 4426 } 4427 4428 @Override 4429 public ResolveInfo resolveIntent(Intent intent, String resolvedType, 4430 int flags, int userId) { 4431 if (!sUserManager.exists(userId)) return null; 4432 flags = augmentFlagsForUser(flags, userId); 4433 enforceCrossUserPermission(Binder.getCallingUid(), userId, false, false, "resolve intent"); 4434 List<ResolveInfo> query = queryIntentActivities(intent, resolvedType, flags, userId); 4435 return chooseBestActivity(intent, resolvedType, flags, query, userId); 4436 } 4437 4438 @Override 4439 public void setLastChosenActivity(Intent intent, String resolvedType, int flags, 4440 IntentFilter filter, int match, ComponentName activity) { 4441 final int userId = UserHandle.getCallingUserId(); 4442 if (DEBUG_PREFERRED) { 4443 Log.v(TAG, "setLastChosenActivity intent=" + intent 4444 + " resolvedType=" + resolvedType 4445 + " flags=" + flags 4446 + " filter=" + filter 4447 + " match=" + match 4448 + " activity=" + activity); 4449 filter.dump(new PrintStreamPrinter(System.out), " "); 4450 } 4451 intent.setComponent(null); 4452 List<ResolveInfo> query = queryIntentActivities(intent, resolvedType, flags, userId); 4453 // Find any earlier preferred or last chosen entries and nuke them 4454 findPreferredActivity(intent, resolvedType, 4455 flags, query, 0, false, true, false, userId); 4456 // Add the new activity as the last chosen for this filter 4457 addPreferredActivityInternal(filter, match, null, activity, false, userId, 4458 "Setting last chosen"); 4459 } 4460 4461 @Override 4462 public ResolveInfo getLastChosenActivity(Intent intent, String resolvedType, int flags) { 4463 final int userId = UserHandle.getCallingUserId(); 4464 if (DEBUG_PREFERRED) Log.v(TAG, "Querying last chosen activity for " + intent); 4465 List<ResolveInfo> query = queryIntentActivities(intent, resolvedType, flags, userId); 4466 return findPreferredActivity(intent, resolvedType, flags, query, 0, 4467 false, false, false, userId); 4468 } 4469 4470 private boolean isEphemeralAvailable(Intent intent, String resolvedType, int userId) { 4471 MessageDigest digest = null; 4472 try { 4473 digest = MessageDigest.getInstance(EphemeralResolveInfo.SHA_ALGORITHM); 4474 } catch (NoSuchAlgorithmException e) { 4475 // If we can't create a digest, ignore ephemeral apps. 4476 return false; 4477 } 4478 4479 final byte[] hostBytes = intent.getData().getHost().getBytes(); 4480 final byte[] digestBytes = digest.digest(hostBytes); 4481 int shaPrefix = 4482 digestBytes[0] << 24 4483 | digestBytes[1] << 16 4484 | digestBytes[2] << 8 4485 | digestBytes[3] << 0; 4486 final List<EphemeralResolveInfo> ephemeralResolveInfoList = 4487 mEphemeralResolverConnection.getEphemeralResolveInfoList(shaPrefix); 4488 if (ephemeralResolveInfoList == null || ephemeralResolveInfoList.size() == 0) { 4489 // No hash prefix match; there are no ephemeral apps for this domain. 4490 return false; 4491 } 4492 for (int i = ephemeralResolveInfoList.size() - 1; i >= 0; --i) { 4493 EphemeralResolveInfo ephemeralApplication = ephemeralResolveInfoList.get(i); 4494 if (!Arrays.equals(digestBytes, ephemeralApplication.getDigestBytes())) { 4495 continue; 4496 } 4497 final List<IntentFilter> filters = ephemeralApplication.getFilters(); 4498 // No filters; this should never happen. 4499 if (filters.isEmpty()) { 4500 continue; 4501 } 4502 // We have a domain match; resolve the filters to see if anything matches. 4503 final EphemeralIntentResolver ephemeralResolver = new EphemeralIntentResolver(); 4504 for (int j = filters.size() - 1; j >= 0; --j) { 4505 ephemeralResolver.addFilter(filters.get(j)); 4506 } 4507 List<ResolveInfo> ephemeralResolveList = ephemeralResolver.queryIntent( 4508 intent, resolvedType, false /*defaultOnly*/, userId); 4509 return !ephemeralResolveList.isEmpty(); 4510 } 4511 // Hash or filter mis-match; no ephemeral apps for this domain. 4512 return false; 4513 } 4514 4515 private ResolveInfo chooseBestActivity(Intent intent, String resolvedType, 4516 int flags, List<ResolveInfo> query, int userId) { 4517 final boolean isWebUri = hasWebURI(intent); 4518 // Check whether or not an ephemeral app exists to handle the URI. 4519 if (isWebUri && mEphemeralResolverConnection != null) { 4520 // Deny ephemeral apps if the user choose _ALWAYS or _ALWAYS_ASK for intent resolution. 4521 boolean hasAlwaysHandler = false; 4522 synchronized (mPackages) { 4523 final int count = query.size(); 4524 for (int n=0; n<count; n++) { 4525 ResolveInfo info = query.get(n); 4526 String packageName = info.activityInfo.packageName; 4527 PackageSetting ps = mSettings.mPackages.get(packageName); 4528 if (ps != null) { 4529 // Try to get the status from User settings first 4530 long packedStatus = getDomainVerificationStatusLPr(ps, userId); 4531 int status = (int) (packedStatus >> 32); 4532 if (status == INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_ALWAYS 4533 || status == INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_ALWAYS_ASK) { 4534 hasAlwaysHandler = true; 4535 break; 4536 } 4537 } 4538 } 4539 } 4540 4541 // Only consider installing an ephemeral app if there isn't already a verified handler. 4542 // We've determined that there's an ephemeral app available for the URI, ignore any 4543 // ResolveInfo's and just return the ephemeral installer 4544 if (!hasAlwaysHandler && isEphemeralAvailable(intent, resolvedType, userId)) { 4545 if (DEBUG_EPHEMERAL) { 4546 Slog.v(TAG, "Resolving to the ephemeral installer"); 4547 } 4548 // ditch the result and return a ResolveInfo to launch the ephemeral installer 4549 ResolveInfo ri = new ResolveInfo(mEphemeralInstallerInfo); 4550 ri.activityInfo = new ActivityInfo(ri.activityInfo); 4551 // make a deep copy of the applicationInfo 4552 ri.activityInfo.applicationInfo = new ApplicationInfo( 4553 ri.activityInfo.applicationInfo); 4554 if (userId != 0) { 4555 ri.activityInfo.applicationInfo.uid = UserHandle.getUid(userId, 4556 UserHandle.getAppId(ri.activityInfo.applicationInfo.uid)); 4557 } 4558 return ri; 4559 } 4560 } 4561 if (query != null) { 4562 final int N = query.size(); 4563 if (N == 1) { 4564 return query.get(0); 4565 } else if (N > 1) { 4566 final boolean debug = ((intent.getFlags() & Intent.FLAG_DEBUG_LOG_RESOLUTION) != 0); 4567 // If there is more than one activity with the same priority, 4568 // then let the user decide between them. 4569 ResolveInfo r0 = query.get(0); 4570 ResolveInfo r1 = query.get(1); 4571 if (DEBUG_INTENT_MATCHING || debug) { 4572 Slog.v(TAG, r0.activityInfo.name + "=" + r0.priority + " vs " 4573 + r1.activityInfo.name + "=" + r1.priority); 4574 } 4575 // If the first activity has a higher priority, or a different 4576 // default, then it is always desireable to pick it. 4577 if (r0.priority != r1.priority 4578 || r0.preferredOrder != r1.preferredOrder 4579 || r0.isDefault != r1.isDefault) { 4580 return query.get(0); 4581 } 4582 // If we have saved a preference for a preferred activity for 4583 // this Intent, use that. 4584 ResolveInfo ri = findPreferredActivity(intent, resolvedType, 4585 flags, query, r0.priority, true, false, debug, userId); 4586 if (ri != null) { 4587 return ri; 4588 } 4589 ri = new ResolveInfo(mResolveInfo); 4590 ri.activityInfo = new ActivityInfo(ri.activityInfo); 4591 ri.activityInfo.applicationInfo = new ApplicationInfo( 4592 ri.activityInfo.applicationInfo); 4593 if (userId != 0) { 4594 ri.activityInfo.applicationInfo.uid = UserHandle.getUid(userId, 4595 UserHandle.getAppId(ri.activityInfo.applicationInfo.uid)); 4596 } 4597 // Make sure that the resolver is displayable in car mode 4598 if (ri.activityInfo.metaData == null) ri.activityInfo.metaData = new Bundle(); 4599 ri.activityInfo.metaData.putBoolean(Intent.METADATA_DOCK_HOME, true); 4600 return ri; 4601 } 4602 } 4603 return null; 4604 } 4605 4606 private ResolveInfo findPersistentPreferredActivityLP(Intent intent, String resolvedType, 4607 int flags, List<ResolveInfo> query, boolean debug, int userId) { 4608 final int N = query.size(); 4609 PersistentPreferredIntentResolver ppir = mSettings.mPersistentPreferredActivities 4610 .get(userId); 4611 // Get the list of persistent preferred activities that handle the intent 4612 if (DEBUG_PREFERRED || debug) Slog.v(TAG, "Looking for presistent preferred activities..."); 4613 List<PersistentPreferredActivity> pprefs = ppir != null 4614 ? ppir.queryIntent(intent, resolvedType, 4615 (flags & PackageManager.MATCH_DEFAULT_ONLY) != 0, userId) 4616 : null; 4617 if (pprefs != null && pprefs.size() > 0) { 4618 final int M = pprefs.size(); 4619 for (int i=0; i<M; i++) { 4620 final PersistentPreferredActivity ppa = pprefs.get(i); 4621 if (DEBUG_PREFERRED || debug) { 4622 Slog.v(TAG, "Checking PersistentPreferredActivity ds=" 4623 + (ppa.countDataSchemes() > 0 ? ppa.getDataScheme(0) : "<none>") 4624 + "\n component=" + ppa.mComponent); 4625 ppa.dump(new LogPrinter(Log.VERBOSE, TAG, Log.LOG_ID_SYSTEM), " "); 4626 } 4627 final ActivityInfo ai = getActivityInfo(ppa.mComponent, 4628 flags | PackageManager.GET_DISABLED_COMPONENTS, userId); 4629 if (DEBUG_PREFERRED || debug) { 4630 Slog.v(TAG, "Found persistent preferred activity:"); 4631 if (ai != null) { 4632 ai.dump(new LogPrinter(Log.VERBOSE, TAG, Log.LOG_ID_SYSTEM), " "); 4633 } else { 4634 Slog.v(TAG, " null"); 4635 } 4636 } 4637 if (ai == null) { 4638 // This previously registered persistent preferred activity 4639 // component is no longer known. Ignore it and do NOT remove it. 4640 continue; 4641 } 4642 for (int j=0; j<N; j++) { 4643 final ResolveInfo ri = query.get(j); 4644 if (!ri.activityInfo.applicationInfo.packageName 4645 .equals(ai.applicationInfo.packageName)) { 4646 continue; 4647 } 4648 if (!ri.activityInfo.name.equals(ai.name)) { 4649 continue; 4650 } 4651 // Found a persistent preference that can handle the intent. 4652 if (DEBUG_PREFERRED || debug) { 4653 Slog.v(TAG, "Returning persistent preferred activity: " + 4654 ri.activityInfo.packageName + "/" + ri.activityInfo.name); 4655 } 4656 return ri; 4657 } 4658 } 4659 } 4660 return null; 4661 } 4662 4663 // TODO: handle preferred activities missing while user has amnesia 4664 ResolveInfo findPreferredActivity(Intent intent, String resolvedType, int flags, 4665 List<ResolveInfo> query, int priority, boolean always, 4666 boolean removeMatches, boolean debug, int userId) { 4667 if (!sUserManager.exists(userId)) return null; 4668 flags = augmentFlagsForUser(flags, userId); 4669 // writer 4670 synchronized (mPackages) { 4671 if (intent.getSelector() != null) { 4672 intent = intent.getSelector(); 4673 } 4674 if (DEBUG_PREFERRED) intent.addFlags(Intent.FLAG_DEBUG_LOG_RESOLUTION); 4675 4676 // Try to find a matching persistent preferred activity. 4677 ResolveInfo pri = findPersistentPreferredActivityLP(intent, resolvedType, flags, query, 4678 debug, userId); 4679 4680 // If a persistent preferred activity matched, use it. 4681 if (pri != null) { 4682 return pri; 4683 } 4684 4685 PreferredIntentResolver pir = mSettings.mPreferredActivities.get(userId); 4686 // Get the list of preferred activities that handle the intent 4687 if (DEBUG_PREFERRED || debug) Slog.v(TAG, "Looking for preferred activities..."); 4688 List<PreferredActivity> prefs = pir != null 4689 ? pir.queryIntent(intent, resolvedType, 4690 (flags & PackageManager.MATCH_DEFAULT_ONLY) != 0, userId) 4691 : null; 4692 if (prefs != null && prefs.size() > 0) { 4693 boolean changed = false; 4694 try { 4695 // First figure out how good the original match set is. 4696 // We will only allow preferred activities that came 4697 // from the same match quality. 4698 int match = 0; 4699 4700 if (DEBUG_PREFERRED || debug) Slog.v(TAG, "Figuring out best match..."); 4701 4702 final int N = query.size(); 4703 for (int j=0; j<N; j++) { 4704 final ResolveInfo ri = query.get(j); 4705 if (DEBUG_PREFERRED || debug) Slog.v(TAG, "Match for " + ri.activityInfo 4706 + ": 0x" + Integer.toHexString(match)); 4707 if (ri.match > match) { 4708 match = ri.match; 4709 } 4710 } 4711 4712 if (DEBUG_PREFERRED || debug) Slog.v(TAG, "Best match: 0x" 4713 + Integer.toHexString(match)); 4714 4715 match &= IntentFilter.MATCH_CATEGORY_MASK; 4716 final int M = prefs.size(); 4717 for (int i=0; i<M; i++) { 4718 final PreferredActivity pa = prefs.get(i); 4719 if (DEBUG_PREFERRED || debug) { 4720 Slog.v(TAG, "Checking PreferredActivity ds=" 4721 + (pa.countDataSchemes() > 0 ? pa.getDataScheme(0) : "<none>") 4722 + "\n component=" + pa.mPref.mComponent); 4723 pa.dump(new LogPrinter(Log.VERBOSE, TAG, Log.LOG_ID_SYSTEM), " "); 4724 } 4725 if (pa.mPref.mMatch != match) { 4726 if (DEBUG_PREFERRED || debug) Slog.v(TAG, "Skipping bad match " 4727 + Integer.toHexString(pa.mPref.mMatch)); 4728 continue; 4729 } 4730 // If it's not an "always" type preferred activity and that's what we're 4731 // looking for, skip it. 4732 if (always && !pa.mPref.mAlways) { 4733 if (DEBUG_PREFERRED || debug) Slog.v(TAG, "Skipping mAlways=false entry"); 4734 continue; 4735 } 4736 final ActivityInfo ai = getActivityInfo(pa.mPref.mComponent, 4737 flags | PackageManager.GET_DISABLED_COMPONENTS, userId); 4738 if (DEBUG_PREFERRED || debug) { 4739 Slog.v(TAG, "Found preferred activity:"); 4740 if (ai != null) { 4741 ai.dump(new LogPrinter(Log.VERBOSE, TAG, Log.LOG_ID_SYSTEM), " "); 4742 } else { 4743 Slog.v(TAG, " null"); 4744 } 4745 } 4746 if (ai == null) { 4747 // This previously registered preferred activity 4748 // component is no longer known. Most likely an update 4749 // to the app was installed and in the new version this 4750 // component no longer exists. Clean it up by removing 4751 // it from the preferred activities list, and skip it. 4752 Slog.w(TAG, "Removing dangling preferred activity: " 4753 + pa.mPref.mComponent); 4754 pir.removeFilter(pa); 4755 changed = true; 4756 continue; 4757 } 4758 for (int j=0; j<N; j++) { 4759 final ResolveInfo ri = query.get(j); 4760 if (!ri.activityInfo.applicationInfo.packageName 4761 .equals(ai.applicationInfo.packageName)) { 4762 continue; 4763 } 4764 if (!ri.activityInfo.name.equals(ai.name)) { 4765 continue; 4766 } 4767 4768 if (removeMatches) { 4769 pir.removeFilter(pa); 4770 changed = true; 4771 if (DEBUG_PREFERRED) { 4772 Slog.v(TAG, "Removing match " + pa.mPref.mComponent); 4773 } 4774 break; 4775 } 4776 4777 // Okay we found a previously set preferred or last chosen app. 4778 // If the result set is different from when this 4779 // was created, we need to clear it and re-ask the 4780 // user their preference, if we're looking for an "always" type entry. 4781 if (always && !pa.mPref.sameSet(query)) { 4782 Slog.i(TAG, "Result set changed, dropping preferred activity for " 4783 + intent + " type " + resolvedType); 4784 if (DEBUG_PREFERRED) { 4785 Slog.v(TAG, "Removing preferred activity since set changed " 4786 + pa.mPref.mComponent); 4787 } 4788 pir.removeFilter(pa); 4789 // Re-add the filter as a "last chosen" entry (!always) 4790 PreferredActivity lastChosen = new PreferredActivity( 4791 pa, pa.mPref.mMatch, null, pa.mPref.mComponent, false); 4792 pir.addFilter(lastChosen); 4793 changed = true; 4794 return null; 4795 } 4796 4797 // Yay! Either the set matched or we're looking for the last chosen 4798 if (DEBUG_PREFERRED || debug) Slog.v(TAG, "Returning preferred activity: " 4799 + ri.activityInfo.packageName + "/" + ri.activityInfo.name); 4800 return ri; 4801 } 4802 } 4803 } finally { 4804 if (changed) { 4805 if (DEBUG_PREFERRED) { 4806 Slog.v(TAG, "Preferred activity bookkeeping changed; writing restrictions"); 4807 } 4808 scheduleWritePackageRestrictionsLocked(userId); 4809 } 4810 } 4811 } 4812 } 4813 if (DEBUG_PREFERRED || debug) Slog.v(TAG, "No preferred activity to return"); 4814 return null; 4815 } 4816 4817 /* 4818 * Returns if intent can be forwarded from the sourceUserId to the targetUserId 4819 */ 4820 @Override 4821 public boolean canForwardTo(Intent intent, String resolvedType, int sourceUserId, 4822 int targetUserId) { 4823 mContext.enforceCallingOrSelfPermission( 4824 android.Manifest.permission.INTERACT_ACROSS_USERS_FULL, null); 4825 List<CrossProfileIntentFilter> matches = 4826 getMatchingCrossProfileIntentFilters(intent, resolvedType, sourceUserId); 4827 if (matches != null) { 4828 int size = matches.size(); 4829 for (int i = 0; i < size; i++) { 4830 if (matches.get(i).getTargetUserId() == targetUserId) return true; 4831 } 4832 } 4833 if (hasWebURI(intent)) { 4834 // cross-profile app linking works only towards the parent. 4835 final UserInfo parent = getProfileParent(sourceUserId); 4836 synchronized(mPackages) { 4837 CrossProfileDomainInfo xpDomainInfo = getCrossProfileDomainPreferredLpr( 4838 intent, resolvedType, 0, sourceUserId, parent.id); 4839 return xpDomainInfo != null; 4840 } 4841 } 4842 return false; 4843 } 4844 4845 private UserInfo getProfileParent(int userId) { 4846 final long identity = Binder.clearCallingIdentity(); 4847 try { 4848 return sUserManager.getProfileParent(userId); 4849 } finally { 4850 Binder.restoreCallingIdentity(identity); 4851 } 4852 } 4853 4854 private List<CrossProfileIntentFilter> getMatchingCrossProfileIntentFilters(Intent intent, 4855 String resolvedType, int userId) { 4856 CrossProfileIntentResolver resolver = mSettings.mCrossProfileIntentResolvers.get(userId); 4857 if (resolver != null) { 4858 return resolver.queryIntent(intent, resolvedType, false, userId); 4859 } 4860 return null; 4861 } 4862 4863 @Override 4864 public List<ResolveInfo> queryIntentActivities(Intent intent, 4865 String resolvedType, int flags, int userId) { 4866 if (!sUserManager.exists(userId)) return Collections.emptyList(); 4867 flags = augmentFlagsForUser(flags, userId); 4868 enforceCrossUserPermission(Binder.getCallingUid(), userId, false, false, "query intent activities"); 4869 ComponentName comp = intent.getComponent(); 4870 if (comp == null) { 4871 if (intent.getSelector() != null) { 4872 intent = intent.getSelector(); 4873 comp = intent.getComponent(); 4874 } 4875 } 4876 4877 if (comp != null) { 4878 final List<ResolveInfo> list = new ArrayList<ResolveInfo>(1); 4879 final ActivityInfo ai = getActivityInfo(comp, flags, userId); 4880 if (ai != null) { 4881 final ResolveInfo ri = new ResolveInfo(); 4882 ri.activityInfo = ai; 4883 list.add(ri); 4884 } 4885 return list; 4886 } 4887 4888 // reader 4889 synchronized (mPackages) { 4890 final String pkgName = intent.getPackage(); 4891 if (pkgName == null) { 4892 List<CrossProfileIntentFilter> matchingFilters = 4893 getMatchingCrossProfileIntentFilters(intent, resolvedType, userId); 4894 // Check for results that need to skip the current profile. 4895 ResolveInfo xpResolveInfo = querySkipCurrentProfileIntents(matchingFilters, intent, 4896 resolvedType, flags, userId); 4897 if (xpResolveInfo != null) { 4898 List<ResolveInfo> result = new ArrayList<ResolveInfo>(1); 4899 result.add(xpResolveInfo); 4900 return filterIfNotSystemUser(result, userId); 4901 } 4902 4903 // Check for results in the current profile. 4904 List<ResolveInfo> result = mActivities.queryIntent( 4905 intent, resolvedType, flags, userId); 4906 result = filterIfNotSystemUser(result, userId); 4907 4908 // Check for cross profile results. 4909 boolean hasNonNegativePriorityResult = hasNonNegativePriority(result); 4910 xpResolveInfo = queryCrossProfileIntents( 4911 matchingFilters, intent, resolvedType, flags, userId, 4912 hasNonNegativePriorityResult); 4913 if (xpResolveInfo != null && isUserEnabled(xpResolveInfo.targetUserId)) { 4914 boolean isVisibleToUser = filterIfNotSystemUser( 4915 Collections.singletonList(xpResolveInfo), userId).size() > 0; 4916 if (isVisibleToUser) { 4917 result.add(xpResolveInfo); 4918 Collections.sort(result, mResolvePrioritySorter); 4919 } 4920 } 4921 if (hasWebURI(intent)) { 4922 CrossProfileDomainInfo xpDomainInfo = null; 4923 final UserInfo parent = getProfileParent(userId); 4924 if (parent != null) { 4925 xpDomainInfo = getCrossProfileDomainPreferredLpr(intent, resolvedType, 4926 flags, userId, parent.id); 4927 } 4928 if (xpDomainInfo != null) { 4929 if (xpResolveInfo != null) { 4930 // If we didn't remove it, the cross-profile ResolveInfo would be twice 4931 // in the result. 4932 result.remove(xpResolveInfo); 4933 } 4934 if (result.size() == 0) { 4935 result.add(xpDomainInfo.resolveInfo); 4936 return result; 4937 } 4938 } else if (result.size() <= 1) { 4939 return result; 4940 } 4941 result = filterCandidatesWithDomainPreferredActivitiesLPr(intent, flags, result, 4942 xpDomainInfo, userId); 4943 Collections.sort(result, mResolvePrioritySorter); 4944 } 4945 return result; 4946 } 4947 final PackageParser.Package pkg = mPackages.get(pkgName); 4948 if (pkg != null) { 4949 return filterIfNotSystemUser( 4950 mActivities.queryIntentForPackage( 4951 intent, resolvedType, flags, pkg.activities, userId), 4952 userId); 4953 } 4954 return new ArrayList<ResolveInfo>(); 4955 } 4956 } 4957 4958 private static class CrossProfileDomainInfo { 4959 /* ResolveInfo for IntentForwarderActivity to send the intent to the other profile */ 4960 ResolveInfo resolveInfo; 4961 /* Best domain verification status of the activities found in the other profile */ 4962 int bestDomainVerificationStatus; 4963 } 4964 4965 private CrossProfileDomainInfo getCrossProfileDomainPreferredLpr(Intent intent, 4966 String resolvedType, int flags, int sourceUserId, int parentUserId) { 4967 if (!sUserManager.hasUserRestriction(UserManager.ALLOW_PARENT_PROFILE_APP_LINKING, 4968 sourceUserId)) { 4969 return null; 4970 } 4971 List<ResolveInfo> resultTargetUser = mActivities.queryIntent(intent, 4972 resolvedType, flags, parentUserId); 4973 4974 if (resultTargetUser == null || resultTargetUser.isEmpty()) { 4975 return null; 4976 } 4977 CrossProfileDomainInfo result = null; 4978 int size = resultTargetUser.size(); 4979 for (int i = 0; i < size; i++) { 4980 ResolveInfo riTargetUser = resultTargetUser.get(i); 4981 // Intent filter verification is only for filters that specify a host. So don't return 4982 // those that handle all web uris. 4983 if (riTargetUser.handleAllWebDataURI) { 4984 continue; 4985 } 4986 String packageName = riTargetUser.activityInfo.packageName; 4987 PackageSetting ps = mSettings.mPackages.get(packageName); 4988 if (ps == null) { 4989 continue; 4990 } 4991 long verificationState = getDomainVerificationStatusLPr(ps, parentUserId); 4992 int status = (int)(verificationState >> 32); 4993 if (result == null) { 4994 result = new CrossProfileDomainInfo(); 4995 result.resolveInfo = createForwardingResolveInfoUnchecked(new IntentFilter(), 4996 sourceUserId, parentUserId); 4997 result.bestDomainVerificationStatus = status; 4998 } else { 4999 result.bestDomainVerificationStatus = bestDomainVerificationStatus(status, 5000 result.bestDomainVerificationStatus); 5001 } 5002 } 5003 // Don't consider matches with status NEVER across profiles. 5004 if (result != null && result.bestDomainVerificationStatus 5005 == INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_NEVER) { 5006 return null; 5007 } 5008 return result; 5009 } 5010 5011 /** 5012 * Verification statuses are ordered from the worse to the best, except for 5013 * INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_NEVER, which is the worse. 5014 */ 5015 private int bestDomainVerificationStatus(int status1, int status2) { 5016 if (status1 == INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_NEVER) { 5017 return status2; 5018 } 5019 if (status2 == INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_NEVER) { 5020 return status1; 5021 } 5022 return (int) MathUtils.max(status1, status2); 5023 } 5024 5025 private boolean isUserEnabled(int userId) { 5026 long callingId = Binder.clearCallingIdentity(); 5027 try { 5028 UserInfo userInfo = sUserManager.getUserInfo(userId); 5029 return userInfo != null && userInfo.isEnabled(); 5030 } finally { 5031 Binder.restoreCallingIdentity(callingId); 5032 } 5033 } 5034 5035 /** 5036 * Filter out activities with systemUserOnly flag set, when current user is not System. 5037 * 5038 * @return filtered list 5039 */ 5040 private List<ResolveInfo> filterIfNotSystemUser(List<ResolveInfo> resolveInfos, int userId) { 5041 if (userId == UserHandle.USER_SYSTEM) { 5042 return resolveInfos; 5043 } 5044 for (int i = resolveInfos.size() - 1; i >= 0; i--) { 5045 ResolveInfo info = resolveInfos.get(i); 5046 if ((info.activityInfo.flags & ActivityInfo.FLAG_SYSTEM_USER_ONLY) != 0) { 5047 resolveInfos.remove(i); 5048 } 5049 } 5050 return resolveInfos; 5051 } 5052 5053 /** 5054 * @param resolveInfos list of resolve infos in descending priority order 5055 * @return if the list contains a resolve info with non-negative priority 5056 */ 5057 private boolean hasNonNegativePriority(List<ResolveInfo> resolveInfos) { 5058 return resolveInfos.size() > 0 && resolveInfos.get(0).priority >= 0; 5059 } 5060 5061 private static boolean hasWebURI(Intent intent) { 5062 if (intent.getData() == null) { 5063 return false; 5064 } 5065 final String scheme = intent.getScheme(); 5066 if (TextUtils.isEmpty(scheme)) { 5067 return false; 5068 } 5069 return scheme.equals(IntentFilter.SCHEME_HTTP) || scheme.equals(IntentFilter.SCHEME_HTTPS); 5070 } 5071 5072 private List<ResolveInfo> filterCandidatesWithDomainPreferredActivitiesLPr(Intent intent, 5073 int matchFlags, List<ResolveInfo> candidates, CrossProfileDomainInfo xpDomainInfo, 5074 int userId) { 5075 final boolean debug = (intent.getFlags() & Intent.FLAG_DEBUG_LOG_RESOLUTION) != 0; 5076 5077 if (DEBUG_PREFERRED || DEBUG_DOMAIN_VERIFICATION) { 5078 Slog.v(TAG, "Filtering results with preferred activities. Candidates count: " + 5079 candidates.size()); 5080 } 5081 5082 ArrayList<ResolveInfo> result = new ArrayList<ResolveInfo>(); 5083 ArrayList<ResolveInfo> alwaysList = new ArrayList<ResolveInfo>(); 5084 ArrayList<ResolveInfo> undefinedList = new ArrayList<ResolveInfo>(); 5085 ArrayList<ResolveInfo> alwaysAskList = new ArrayList<ResolveInfo>(); 5086 ArrayList<ResolveInfo> neverList = new ArrayList<ResolveInfo>(); 5087 ArrayList<ResolveInfo> matchAllList = new ArrayList<ResolveInfo>(); 5088 5089 synchronized (mPackages) { 5090 final int count = candidates.size(); 5091 // First, try to use linked apps. Partition the candidates into four lists: 5092 // one for the final results, one for the "do not use ever", one for "undefined status" 5093 // and finally one for "browser app type". 5094 for (int n=0; n<count; n++) { 5095 ResolveInfo info = candidates.get(n); 5096 String packageName = info.activityInfo.packageName; 5097 PackageSetting ps = mSettings.mPackages.get(packageName); 5098 if (ps != null) { 5099 // Add to the special match all list (Browser use case) 5100 if (info.handleAllWebDataURI) { 5101 matchAllList.add(info); 5102 continue; 5103 } 5104 // Try to get the status from User settings first 5105 long packedStatus = getDomainVerificationStatusLPr(ps, userId); 5106 int status = (int)(packedStatus >> 32); 5107 int linkGeneration = (int)(packedStatus & 0xFFFFFFFF); 5108 if (status == INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_ALWAYS) { 5109 if (DEBUG_DOMAIN_VERIFICATION) { 5110 Slog.i(TAG, " + always: " + info.activityInfo.packageName 5111 + " : linkgen=" + linkGeneration); 5112 } 5113 // Use link-enabled generation as preferredOrder, i.e. 5114 // prefer newly-enabled over earlier-enabled. 5115 info.preferredOrder = linkGeneration; 5116 alwaysList.add(info); 5117 } else if (status == INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_NEVER) { 5118 if (DEBUG_DOMAIN_VERIFICATION) { 5119 Slog.i(TAG, " + never: " + info.activityInfo.packageName); 5120 } 5121 neverList.add(info); 5122 } else if (status == INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_ALWAYS_ASK) { 5123 if (DEBUG_DOMAIN_VERIFICATION) { 5124 Slog.i(TAG, " + always-ask: " + info.activityInfo.packageName); 5125 } 5126 alwaysAskList.add(info); 5127 } else if (status == INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_UNDEFINED || 5128 status == INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_ASK) { 5129 if (DEBUG_DOMAIN_VERIFICATION) { 5130 Slog.i(TAG, " + ask: " + info.activityInfo.packageName); 5131 } 5132 undefinedList.add(info); 5133 } 5134 } 5135 } 5136 5137 // We'll want to include browser possibilities in a few cases 5138 boolean includeBrowser = false; 5139 5140 // First try to add the "always" resolution(s) for the current user, if any 5141 if (alwaysList.size() > 0) { 5142 result.addAll(alwaysList); 5143 } else { 5144 // Add all undefined apps as we want them to appear in the disambiguation dialog. 5145 result.addAll(undefinedList); 5146 // Maybe add one for the other profile. 5147 if (xpDomainInfo != null && ( 5148 xpDomainInfo.bestDomainVerificationStatus 5149 != INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_NEVER)) { 5150 result.add(xpDomainInfo.resolveInfo); 5151 } 5152 includeBrowser = true; 5153 } 5154 5155 // The presence of any 'always ask' alternatives means we'll also offer browsers. 5156 // If there were 'always' entries their preferred order has been set, so we also 5157 // back that off to make the alternatives equivalent 5158 if (alwaysAskList.size() > 0) { 5159 for (ResolveInfo i : result) { 5160 i.preferredOrder = 0; 5161 } 5162 result.addAll(alwaysAskList); 5163 includeBrowser = true; 5164 } 5165 5166 if (includeBrowser) { 5167 // Also add browsers (all of them or only the default one) 5168 if (DEBUG_DOMAIN_VERIFICATION) { 5169 Slog.v(TAG, " ...including browsers in candidate set"); 5170 } 5171 if ((matchFlags & MATCH_ALL) != 0) { 5172 result.addAll(matchAllList); 5173 } else { 5174 // Browser/generic handling case. If there's a default browser, go straight 5175 // to that (but only if there is no other higher-priority match). 5176 final String defaultBrowserPackageName = getDefaultBrowserPackageName(userId); 5177 int maxMatchPrio = 0; 5178 ResolveInfo defaultBrowserMatch = null; 5179 final int numCandidates = matchAllList.size(); 5180 for (int n = 0; n < numCandidates; n++) { 5181 ResolveInfo info = matchAllList.get(n); 5182 // track the highest overall match priority... 5183 if (info.priority > maxMatchPrio) { 5184 maxMatchPrio = info.priority; 5185 } 5186 // ...and the highest-priority default browser match 5187 if (info.activityInfo.packageName.equals(defaultBrowserPackageName)) { 5188 if (defaultBrowserMatch == null 5189 || (defaultBrowserMatch.priority < info.priority)) { 5190 if (debug) { 5191 Slog.v(TAG, "Considering default browser match " + info); 5192 } 5193 defaultBrowserMatch = info; 5194 } 5195 } 5196 } 5197 if (defaultBrowserMatch != null 5198 && defaultBrowserMatch.priority >= maxMatchPrio 5199 && !TextUtils.isEmpty(defaultBrowserPackageName)) 5200 { 5201 if (debug) { 5202 Slog.v(TAG, "Default browser match " + defaultBrowserMatch); 5203 } 5204 result.add(defaultBrowserMatch); 5205 } else { 5206 result.addAll(matchAllList); 5207 } 5208 } 5209 5210 // If there is nothing selected, add all candidates and remove the ones that the user 5211 // has explicitly put into the INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_NEVER state 5212 if (result.size() == 0) { 5213 result.addAll(candidates); 5214 result.removeAll(neverList); 5215 } 5216 } 5217 } 5218 if (DEBUG_PREFERRED || DEBUG_DOMAIN_VERIFICATION) { 5219 Slog.v(TAG, "Filtered results with preferred activities. New candidates count: " + 5220 result.size()); 5221 for (ResolveInfo info : result) { 5222 Slog.v(TAG, " + " + info.activityInfo); 5223 } 5224 } 5225 return result; 5226 } 5227 5228 // Returns a packed value as a long: 5229 // 5230 // high 'int'-sized word: link status: undefined/ask/never/always. 5231 // low 'int'-sized word: relative priority among 'always' results. 5232 private long getDomainVerificationStatusLPr(PackageSetting ps, int userId) { 5233 long result = ps.getDomainVerificationStatusForUser(userId); 5234 // if none available, get the master status 5235 if (result >> 32 == INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_UNDEFINED) { 5236 if (ps.getIntentFilterVerificationInfo() != null) { 5237 result = ((long)ps.getIntentFilterVerificationInfo().getStatus()) << 32; 5238 } 5239 } 5240 return result; 5241 } 5242 5243 private ResolveInfo querySkipCurrentProfileIntents( 5244 List<CrossProfileIntentFilter> matchingFilters, Intent intent, String resolvedType, 5245 int flags, int sourceUserId) { 5246 if (matchingFilters != null) { 5247 int size = matchingFilters.size(); 5248 for (int i = 0; i < size; i ++) { 5249 CrossProfileIntentFilter filter = matchingFilters.get(i); 5250 if ((filter.getFlags() & PackageManager.SKIP_CURRENT_PROFILE) != 0) { 5251 // Checking if there are activities in the target user that can handle the 5252 // intent. 5253 ResolveInfo resolveInfo = createForwardingResolveInfo(filter, intent, 5254 resolvedType, flags, sourceUserId); 5255 if (resolveInfo != null) { 5256 return resolveInfo; 5257 } 5258 } 5259 } 5260 } 5261 return null; 5262 } 5263 5264 // Return matching ResolveInfo in target user if any. 5265 private ResolveInfo queryCrossProfileIntents( 5266 List<CrossProfileIntentFilter> matchingFilters, Intent intent, String resolvedType, 5267 int flags, int sourceUserId, boolean matchInCurrentProfile) { 5268 if (matchingFilters != null) { 5269 // Two {@link CrossProfileIntentFilter}s can have the same targetUserId and 5270 // match the same intent. For performance reasons, it is better not to 5271 // run queryIntent twice for the same userId 5272 SparseBooleanArray alreadyTriedUserIds = new SparseBooleanArray(); 5273 int size = matchingFilters.size(); 5274 for (int i = 0; i < size; i++) { 5275 CrossProfileIntentFilter filter = matchingFilters.get(i); 5276 int targetUserId = filter.getTargetUserId(); 5277 boolean skipCurrentProfile = 5278 (filter.getFlags() & PackageManager.SKIP_CURRENT_PROFILE) != 0; 5279 boolean skipCurrentProfileIfNoMatchFound = 5280 (filter.getFlags() & PackageManager.ONLY_IF_NO_MATCH_FOUND) != 0; 5281 if (!skipCurrentProfile && !alreadyTriedUserIds.get(targetUserId) 5282 && (!skipCurrentProfileIfNoMatchFound || !matchInCurrentProfile)) { 5283 // Checking if there are activities in the target user that can handle the 5284 // intent. 5285 ResolveInfo resolveInfo = createForwardingResolveInfo(filter, intent, 5286 resolvedType, flags, sourceUserId); 5287 if (resolveInfo != null) return resolveInfo; 5288 alreadyTriedUserIds.put(targetUserId, true); 5289 } 5290 } 5291 } 5292 return null; 5293 } 5294 5295 /** 5296 * If the filter's target user can handle the intent and is enabled: returns a ResolveInfo that 5297 * will forward the intent to the filter's target user. 5298 * Otherwise, returns null. 5299 */ 5300 private ResolveInfo createForwardingResolveInfo(CrossProfileIntentFilter filter, Intent intent, 5301 String resolvedType, int flags, int sourceUserId) { 5302 int targetUserId = filter.getTargetUserId(); 5303 List<ResolveInfo> resultTargetUser = mActivities.queryIntent(intent, 5304 resolvedType, flags, targetUserId); 5305 if (resultTargetUser != null && !resultTargetUser.isEmpty() 5306 && isUserEnabled(targetUserId)) { 5307 return createForwardingResolveInfoUnchecked(filter, sourceUserId, targetUserId); 5308 } 5309 return null; 5310 } 5311 5312 private ResolveInfo createForwardingResolveInfoUnchecked(IntentFilter filter, 5313 int sourceUserId, int targetUserId) { 5314 ResolveInfo forwardingResolveInfo = new ResolveInfo(); 5315 long ident = Binder.clearCallingIdentity(); 5316 boolean targetIsProfile; 5317 try { 5318 targetIsProfile = sUserManager.getUserInfo(targetUserId).isManagedProfile(); 5319 } finally { 5320 Binder.restoreCallingIdentity(ident); 5321 } 5322 String className; 5323 if (targetIsProfile) { 5324 className = FORWARD_INTENT_TO_MANAGED_PROFILE; 5325 } else { 5326 className = FORWARD_INTENT_TO_PARENT; 5327 } 5328 ComponentName forwardingActivityComponentName = new ComponentName( 5329 mAndroidApplication.packageName, className); 5330 ActivityInfo forwardingActivityInfo = getActivityInfo(forwardingActivityComponentName, 0, 5331 sourceUserId); 5332 if (!targetIsProfile) { 5333 forwardingActivityInfo.showUserIcon = targetUserId; 5334 forwardingResolveInfo.noResourceId = true; 5335 } 5336 forwardingResolveInfo.activityInfo = forwardingActivityInfo; 5337 forwardingResolveInfo.priority = 0; 5338 forwardingResolveInfo.preferredOrder = 0; 5339 forwardingResolveInfo.match = 0; 5340 forwardingResolveInfo.isDefault = true; 5341 forwardingResolveInfo.filter = filter; 5342 forwardingResolveInfo.targetUserId = targetUserId; 5343 return forwardingResolveInfo; 5344 } 5345 5346 @Override 5347 public List<ResolveInfo> queryIntentActivityOptions(ComponentName caller, 5348 Intent[] specifics, String[] specificTypes, Intent intent, 5349 String resolvedType, int flags, int userId) { 5350 if (!sUserManager.exists(userId)) return Collections.emptyList(); 5351 flags = augmentFlagsForUser(flags, userId); 5352 enforceCrossUserPermission(Binder.getCallingUid(), userId, false, 5353 false, "query intent activity options"); 5354 final String resultsAction = intent.getAction(); 5355 5356 List<ResolveInfo> results = queryIntentActivities(intent, resolvedType, flags 5357 | PackageManager.GET_RESOLVED_FILTER, userId); 5358 5359 if (DEBUG_INTENT_MATCHING) { 5360 Log.v(TAG, "Query " + intent + ": " + results); 5361 } 5362 5363 int specificsPos = 0; 5364 int N; 5365 5366 // todo: note that the algorithm used here is O(N^2). This 5367 // isn't a problem in our current environment, but if we start running 5368 // into situations where we have more than 5 or 10 matches then this 5369 // should probably be changed to something smarter... 5370 5371 // First we go through and resolve each of the specific items 5372 // that were supplied, taking care of removing any corresponding 5373 // duplicate items in the generic resolve list. 5374 if (specifics != null) { 5375 for (int i=0; i<specifics.length; i++) { 5376 final Intent sintent = specifics[i]; 5377 if (sintent == null) { 5378 continue; 5379 } 5380 5381 if (DEBUG_INTENT_MATCHING) { 5382 Log.v(TAG, "Specific #" + i + ": " + sintent); 5383 } 5384 5385 String action = sintent.getAction(); 5386 if (resultsAction != null && resultsAction.equals(action)) { 5387 // If this action was explicitly requested, then don't 5388 // remove things that have it. 5389 action = null; 5390 } 5391 5392 ResolveInfo ri = null; 5393 ActivityInfo ai = null; 5394 5395 ComponentName comp = sintent.getComponent(); 5396 if (comp == null) { 5397 ri = resolveIntent( 5398 sintent, 5399 specificTypes != null ? specificTypes[i] : null, 5400 flags, userId); 5401 if (ri == null) { 5402 continue; 5403 } 5404 if (ri == mResolveInfo) { 5405 // ACK! Must do something better with this. 5406 } 5407 ai = ri.activityInfo; 5408 comp = new ComponentName(ai.applicationInfo.packageName, 5409 ai.name); 5410 } else { 5411 ai = getActivityInfo(comp, flags, userId); 5412 if (ai == null) { 5413 continue; 5414 } 5415 } 5416 5417 // Look for any generic query activities that are duplicates 5418 // of this specific one, and remove them from the results. 5419 if (DEBUG_INTENT_MATCHING) Log.v(TAG, "Specific #" + i + ": " + ai); 5420 N = results.size(); 5421 int j; 5422 for (j=specificsPos; j<N; j++) { 5423 ResolveInfo sri = results.get(j); 5424 if ((sri.activityInfo.name.equals(comp.getClassName()) 5425 && sri.activityInfo.applicationInfo.packageName.equals( 5426 comp.getPackageName())) 5427 || (action != null && sri.filter.matchAction(action))) { 5428 results.remove(j); 5429 if (DEBUG_INTENT_MATCHING) Log.v( 5430 TAG, "Removing duplicate item from " + j 5431 + " due to specific " + specificsPos); 5432 if (ri == null) { 5433 ri = sri; 5434 } 5435 j--; 5436 N--; 5437 } 5438 } 5439 5440 // Add this specific item to its proper place. 5441 if (ri == null) { 5442 ri = new ResolveInfo(); 5443 ri.activityInfo = ai; 5444 } 5445 results.add(specificsPos, ri); 5446 ri.specificIndex = i; 5447 specificsPos++; 5448 } 5449 } 5450 5451 // Now we go through the remaining generic results and remove any 5452 // duplicate actions that are found here. 5453 N = results.size(); 5454 for (int i=specificsPos; i<N-1; i++) { 5455 final ResolveInfo rii = results.get(i); 5456 if (rii.filter == null) { 5457 continue; 5458 } 5459 5460 // Iterate over all of the actions of this result's intent 5461 // filter... typically this should be just one. 5462 final Iterator<String> it = rii.filter.actionsIterator(); 5463 if (it == null) { 5464 continue; 5465 } 5466 while (it.hasNext()) { 5467 final String action = it.next(); 5468 if (resultsAction != null && resultsAction.equals(action)) { 5469 // If this action was explicitly requested, then don't 5470 // remove things that have it. 5471 continue; 5472 } 5473 for (int j=i+1; j<N; j++) { 5474 final ResolveInfo rij = results.get(j); 5475 if (rij.filter != null && rij.filter.hasAction(action)) { 5476 results.remove(j); 5477 if (DEBUG_INTENT_MATCHING) Log.v( 5478 TAG, "Removing duplicate item from " + j 5479 + " due to action " + action + " at " + i); 5480 j--; 5481 N--; 5482 } 5483 } 5484 } 5485 5486 // If the caller didn't request filter information, drop it now 5487 // so we don't have to marshall/unmarshall it. 5488 if ((flags&PackageManager.GET_RESOLVED_FILTER) == 0) { 5489 rii.filter = null; 5490 } 5491 } 5492 5493 // Filter out the caller activity if so requested. 5494 if (caller != null) { 5495 N = results.size(); 5496 for (int i=0; i<N; i++) { 5497 ActivityInfo ainfo = results.get(i).activityInfo; 5498 if (caller.getPackageName().equals(ainfo.applicationInfo.packageName) 5499 && caller.getClassName().equals(ainfo.name)) { 5500 results.remove(i); 5501 break; 5502 } 5503 } 5504 } 5505 5506 // If the caller didn't request filter information, 5507 // drop them now so we don't have to 5508 // marshall/unmarshall it. 5509 if ((flags&PackageManager.GET_RESOLVED_FILTER) == 0) { 5510 N = results.size(); 5511 for (int i=0; i<N; i++) { 5512 results.get(i).filter = null; 5513 } 5514 } 5515 5516 if (DEBUG_INTENT_MATCHING) Log.v(TAG, "Result: " + results); 5517 return results; 5518 } 5519 5520 @Override 5521 public List<ResolveInfo> queryIntentReceivers(Intent intent, String resolvedType, int flags, 5522 int userId) { 5523 if (!sUserManager.exists(userId)) return Collections.emptyList(); 5524 flags = augmentFlagsForUser(flags, userId); 5525 ComponentName comp = intent.getComponent(); 5526 if (comp == null) { 5527 if (intent.getSelector() != null) { 5528 intent = intent.getSelector(); 5529 comp = intent.getComponent(); 5530 } 5531 } 5532 if (comp != null) { 5533 List<ResolveInfo> list = new ArrayList<ResolveInfo>(1); 5534 ActivityInfo ai = getReceiverInfo(comp, flags, userId); 5535 if (ai != null) { 5536 ResolveInfo ri = new ResolveInfo(); 5537 ri.activityInfo = ai; 5538 list.add(ri); 5539 } 5540 return list; 5541 } 5542 5543 // reader 5544 synchronized (mPackages) { 5545 String pkgName = intent.getPackage(); 5546 if (pkgName == null) { 5547 return mReceivers.queryIntent(intent, resolvedType, flags, userId); 5548 } 5549 final PackageParser.Package pkg = mPackages.get(pkgName); 5550 if (pkg != null) { 5551 return mReceivers.queryIntentForPackage(intent, resolvedType, flags, pkg.receivers, 5552 userId); 5553 } 5554 return null; 5555 } 5556 } 5557 5558 @Override 5559 public ResolveInfo resolveService(Intent intent, String resolvedType, int flags, int userId) { 5560 if (!sUserManager.exists(userId)) return null; 5561 flags = augmentFlagsForUser(flags, userId); 5562 List<ResolveInfo> query = queryIntentServices(intent, resolvedType, flags, userId); 5563 if (query != null) { 5564 if (query.size() >= 1) { 5565 // If there is more than one service with the same priority, 5566 // just arbitrarily pick the first one. 5567 return query.get(0); 5568 } 5569 } 5570 return null; 5571 } 5572 5573 @Override 5574 public List<ResolveInfo> queryIntentServices(Intent intent, String resolvedType, int flags, 5575 int userId) { 5576 if (!sUserManager.exists(userId)) return Collections.emptyList(); 5577 flags = augmentFlagsForUser(flags, userId); 5578 ComponentName comp = intent.getComponent(); 5579 if (comp == null) { 5580 if (intent.getSelector() != null) { 5581 intent = intent.getSelector(); 5582 comp = intent.getComponent(); 5583 } 5584 } 5585 if (comp != null) { 5586 final List<ResolveInfo> list = new ArrayList<ResolveInfo>(1); 5587 final ServiceInfo si = getServiceInfo(comp, flags, userId); 5588 if (si != null) { 5589 final ResolveInfo ri = new ResolveInfo(); 5590 ri.serviceInfo = si; 5591 list.add(ri); 5592 } 5593 return list; 5594 } 5595 5596 // reader 5597 synchronized (mPackages) { 5598 String pkgName = intent.getPackage(); 5599 if (pkgName == null) { 5600 return mServices.queryIntent(intent, resolvedType, flags, userId); 5601 } 5602 final PackageParser.Package pkg = mPackages.get(pkgName); 5603 if (pkg != null) { 5604 return mServices.queryIntentForPackage(intent, resolvedType, flags, pkg.services, 5605 userId); 5606 } 5607 return null; 5608 } 5609 } 5610 5611 @Override 5612 public List<ResolveInfo> queryIntentContentProviders( 5613 Intent intent, String resolvedType, int flags, int userId) { 5614 if (!sUserManager.exists(userId)) return Collections.emptyList(); 5615 flags = augmentFlagsForUser(flags, userId); 5616 ComponentName comp = intent.getComponent(); 5617 if (comp == null) { 5618 if (intent.getSelector() != null) { 5619 intent = intent.getSelector(); 5620 comp = intent.getComponent(); 5621 } 5622 } 5623 if (comp != null) { 5624 final List<ResolveInfo> list = new ArrayList<ResolveInfo>(1); 5625 final ProviderInfo pi = getProviderInfo(comp, flags, userId); 5626 if (pi != null) { 5627 final ResolveInfo ri = new ResolveInfo(); 5628 ri.providerInfo = pi; 5629 list.add(ri); 5630 } 5631 return list; 5632 } 5633 5634 // reader 5635 synchronized (mPackages) { 5636 String pkgName = intent.getPackage(); 5637 if (pkgName == null) { 5638 return mProviders.queryIntent(intent, resolvedType, flags, userId); 5639 } 5640 final PackageParser.Package pkg = mPackages.get(pkgName); 5641 if (pkg != null) { 5642 return mProviders.queryIntentForPackage( 5643 intent, resolvedType, flags, pkg.providers, userId); 5644 } 5645 return null; 5646 } 5647 } 5648 5649 @Override 5650 public ParceledListSlice<PackageInfo> getInstalledPackages(int flags, int userId) { 5651 final boolean listUninstalled = (flags & PackageManager.GET_UNINSTALLED_PACKAGES) != 0; 5652 5653 enforceCrossUserPermission(Binder.getCallingUid(), userId, true, false, "get installed packages"); 5654 5655 // writer 5656 synchronized (mPackages) { 5657 ArrayList<PackageInfo> list; 5658 if (listUninstalled) { 5659 list = new ArrayList<PackageInfo>(mSettings.mPackages.size()); 5660 for (PackageSetting ps : mSettings.mPackages.values()) { 5661 PackageInfo pi; 5662 if (ps.pkg != null) { 5663 pi = generatePackageInfo(ps.pkg, flags, userId); 5664 } else { 5665 pi = generatePackageInfoFromSettingsLPw(ps.name, flags, userId); 5666 } 5667 if (pi != null) { 5668 list.add(pi); 5669 } 5670 } 5671 } else { 5672 list = new ArrayList<PackageInfo>(mPackages.size()); 5673 for (PackageParser.Package p : mPackages.values()) { 5674 PackageInfo pi = generatePackageInfo(p, flags, userId); 5675 if (pi != null) { 5676 list.add(pi); 5677 } 5678 } 5679 } 5680 5681 return new ParceledListSlice<PackageInfo>(list); 5682 } 5683 } 5684 5685 private void addPackageHoldingPermissions(ArrayList<PackageInfo> list, PackageSetting ps, 5686 String[] permissions, boolean[] tmp, int flags, int userId) { 5687 int numMatch = 0; 5688 final PermissionsState permissionsState = ps.getPermissionsState(); 5689 for (int i=0; i<permissions.length; i++) { 5690 final String permission = permissions[i]; 5691 if (permissionsState.hasPermission(permission, userId)) { 5692 tmp[i] = true; 5693 numMatch++; 5694 } else { 5695 tmp[i] = false; 5696 } 5697 } 5698 if (numMatch == 0) { 5699 return; 5700 } 5701 PackageInfo pi; 5702 if (ps.pkg != null) { 5703 pi = generatePackageInfo(ps.pkg, flags, userId); 5704 } else { 5705 pi = generatePackageInfoFromSettingsLPw(ps.name, flags, userId); 5706 } 5707 // The above might return null in cases of uninstalled apps or install-state 5708 // skew across users/profiles. 5709 if (pi != null) { 5710 if ((flags&PackageManager.GET_PERMISSIONS) == 0) { 5711 if (numMatch == permissions.length) { 5712 pi.requestedPermissions = permissions; 5713 } else { 5714 pi.requestedPermissions = new String[numMatch]; 5715 numMatch = 0; 5716 for (int i=0; i<permissions.length; i++) { 5717 if (tmp[i]) { 5718 pi.requestedPermissions[numMatch] = permissions[i]; 5719 numMatch++; 5720 } 5721 } 5722 } 5723 } 5724 list.add(pi); 5725 } 5726 } 5727 5728 @Override 5729 public ParceledListSlice<PackageInfo> getPackagesHoldingPermissions( 5730 String[] permissions, int flags, int userId) { 5731 if (!sUserManager.exists(userId)) return null; 5732 flags = augmentFlagsForUser(flags, userId); 5733 final boolean listUninstalled = (flags & PackageManager.GET_UNINSTALLED_PACKAGES) != 0; 5734 5735 // writer 5736 synchronized (mPackages) { 5737 ArrayList<PackageInfo> list = new ArrayList<PackageInfo>(); 5738 boolean[] tmpBools = new boolean[permissions.length]; 5739 if (listUninstalled) { 5740 for (PackageSetting ps : mSettings.mPackages.values()) { 5741 addPackageHoldingPermissions(list, ps, permissions, tmpBools, flags, userId); 5742 } 5743 } else { 5744 for (PackageParser.Package pkg : mPackages.values()) { 5745 PackageSetting ps = (PackageSetting)pkg.mExtras; 5746 if (ps != null) { 5747 addPackageHoldingPermissions(list, ps, permissions, tmpBools, flags, 5748 userId); 5749 } 5750 } 5751 } 5752 5753 return new ParceledListSlice<PackageInfo>(list); 5754 } 5755 } 5756 5757 @Override 5758 public ParceledListSlice<ApplicationInfo> getInstalledApplications(int flags, int userId) { 5759 if (!sUserManager.exists(userId)) return null; 5760 flags = augmentFlagsForUser(flags, userId); 5761 final boolean listUninstalled = (flags & PackageManager.GET_UNINSTALLED_PACKAGES) != 0; 5762 5763 // writer 5764 synchronized (mPackages) { 5765 ArrayList<ApplicationInfo> list; 5766 if (listUninstalled) { 5767 list = new ArrayList<ApplicationInfo>(mSettings.mPackages.size()); 5768 for (PackageSetting ps : mSettings.mPackages.values()) { 5769 ApplicationInfo ai; 5770 if (ps.pkg != null) { 5771 ai = PackageParser.generateApplicationInfo(ps.pkg, flags, 5772 ps.readUserState(userId), userId); 5773 } else { 5774 ai = generateApplicationInfoFromSettingsLPw(ps.name, flags, userId); 5775 } 5776 if (ai != null) { 5777 list.add(ai); 5778 } 5779 } 5780 } else { 5781 list = new ArrayList<ApplicationInfo>(mPackages.size()); 5782 for (PackageParser.Package p : mPackages.values()) { 5783 if (p.mExtras != null) { 5784 ApplicationInfo ai = PackageParser.generateApplicationInfo(p, flags, 5785 ((PackageSetting)p.mExtras).readUserState(userId), userId); 5786 if (ai != null) { 5787 list.add(ai); 5788 } 5789 } 5790 } 5791 } 5792 5793 return new ParceledListSlice<ApplicationInfo>(list); 5794 } 5795 } 5796 5797 @Override 5798 public ParceledListSlice<EphemeralApplicationInfo> getEphemeralApplications(int userId) { 5799 mContext.enforceCallingOrSelfPermission(Manifest.permission.ACCESS_EPHEMERAL_APPS, 5800 "getEphemeralApplications"); 5801 enforceCrossUserPermission(Binder.getCallingUid(), userId, true, false, 5802 "getEphemeralApplications"); 5803 synchronized (mPackages) { 5804 List<EphemeralApplicationInfo> ephemeralApps = mEphemeralApplicationRegistry 5805 .getEphemeralApplicationsLPw(userId); 5806 if (ephemeralApps != null) { 5807 return new ParceledListSlice<>(ephemeralApps); 5808 } 5809 } 5810 return null; 5811 } 5812 5813 @Override 5814 public boolean isEphemeralApplication(String packageName, int userId) { 5815 enforceCrossUserPermission(Binder.getCallingUid(), userId, true, false, 5816 "isEphemeral"); 5817 if (!isCallerSameApp(packageName)) { 5818 return false; 5819 } 5820 synchronized (mPackages) { 5821 PackageParser.Package pkg = mPackages.get(packageName); 5822 if (pkg != null) { 5823 return pkg.applicationInfo.isEphemeralApp(); 5824 } 5825 } 5826 return false; 5827 } 5828 5829 @Override 5830 public byte[] getEphemeralApplicationCookie(String packageName, int userId) { 5831 enforceCrossUserPermission(Binder.getCallingUid(), userId, true, false, 5832 "getCookie"); 5833 if (!isCallerSameApp(packageName)) { 5834 return null; 5835 } 5836 synchronized (mPackages) { 5837 return mEphemeralApplicationRegistry.getEphemeralApplicationCookieLPw( 5838 packageName, userId); 5839 } 5840 } 5841 5842 @Override 5843 public boolean setEphemeralApplicationCookie(String packageName, byte[] cookie, int userId) { 5844 enforceCrossUserPermission(Binder.getCallingUid(), userId, true, false, 5845 "setCookie"); 5846 if (!isCallerSameApp(packageName)) { 5847 return false; 5848 } 5849 synchronized (mPackages) { 5850 return mEphemeralApplicationRegistry.setEphemeralApplicationCookieLPw( 5851 packageName, cookie, userId); 5852 } 5853 } 5854 5855 @Override 5856 public Bitmap getEphemeralApplicationIcon(String packageName, int userId) { 5857 mContext.enforceCallingOrSelfPermission(Manifest.permission.ACCESS_EPHEMERAL_APPS, 5858 "getEphemeralApplicationIcon"); 5859 enforceCrossUserPermission(Binder.getCallingUid(), userId, true, false, 5860 "getEphemeralApplicationIcon"); 5861 synchronized (mPackages) { 5862 return mEphemeralApplicationRegistry.getEphemeralApplicationIconLPw( 5863 packageName, userId); 5864 } 5865 } 5866 5867 private boolean isCallerSameApp(String packageName) { 5868 PackageParser.Package pkg = mPackages.get(packageName); 5869 return pkg != null 5870 && UserHandle.getAppId(Binder.getCallingUid()) == pkg.applicationInfo.uid; 5871 } 5872 5873 public List<ApplicationInfo> getPersistentApplications(int flags) { 5874 final ArrayList<ApplicationInfo> finalList = new ArrayList<ApplicationInfo>(); 5875 5876 // reader 5877 synchronized (mPackages) { 5878 final Iterator<PackageParser.Package> i = mPackages.values().iterator(); 5879 final int userId = UserHandle.getCallingUserId(); 5880 while (i.hasNext()) { 5881 final PackageParser.Package p = i.next(); 5882 if (p.applicationInfo != null 5883 && (p.applicationInfo.flags&ApplicationInfo.FLAG_PERSISTENT) != 0 5884 && (!mSafeMode || isSystemApp(p))) { 5885 PackageSetting ps = mSettings.mPackages.get(p.packageName); 5886 if (ps != null) { 5887 ApplicationInfo ai = PackageParser.generateApplicationInfo(p, flags, 5888 ps.readUserState(userId), userId); 5889 if (ai != null) { 5890 finalList.add(ai); 5891 } 5892 } 5893 } 5894 } 5895 } 5896 5897 return finalList; 5898 } 5899 5900 @Override 5901 public ProviderInfo resolveContentProvider(String name, int flags, int userId) { 5902 if (!sUserManager.exists(userId)) return null; 5903 flags = augmentFlagsForUser(flags, userId); 5904 // reader 5905 synchronized (mPackages) { 5906 final PackageParser.Provider provider = mProvidersByAuthority.get(name); 5907 PackageSetting ps = provider != null 5908 ? mSettings.mPackages.get(provider.owner.packageName) 5909 : null; 5910 return ps != null 5911 && mSettings.isEnabledAndVisibleLPr(provider.info, flags, userId) 5912 && (!mSafeMode || (provider.info.applicationInfo.flags 5913 &ApplicationInfo.FLAG_SYSTEM) != 0) 5914 ? PackageParser.generateProviderInfo(provider, flags, 5915 ps.readUserState(userId), userId) 5916 : null; 5917 } 5918 } 5919 5920 /** 5921 * @deprecated 5922 */ 5923 @Deprecated 5924 public void querySyncProviders(List<String> outNames, List<ProviderInfo> outInfo) { 5925 // reader 5926 synchronized (mPackages) { 5927 final Iterator<Map.Entry<String, PackageParser.Provider>> i = mProvidersByAuthority 5928 .entrySet().iterator(); 5929 final int userId = UserHandle.getCallingUserId(); 5930 while (i.hasNext()) { 5931 Map.Entry<String, PackageParser.Provider> entry = i.next(); 5932 PackageParser.Provider p = entry.getValue(); 5933 PackageSetting ps = mSettings.mPackages.get(p.owner.packageName); 5934 5935 if (ps != null && p.syncable 5936 && (!mSafeMode || (p.info.applicationInfo.flags 5937 &ApplicationInfo.FLAG_SYSTEM) != 0)) { 5938 ProviderInfo info = PackageParser.generateProviderInfo(p, 0, 5939 ps.readUserState(userId), userId); 5940 if (info != null) { 5941 outNames.add(entry.getKey()); 5942 outInfo.add(info); 5943 } 5944 } 5945 } 5946 } 5947 } 5948 5949 @Override 5950 public ParceledListSlice<ProviderInfo> queryContentProviders(String processName, 5951 int uid, int flags) { 5952 final int userId = processName != null ? UserHandle.getUserId(uid) 5953 : UserHandle.getCallingUserId(); 5954 if (!sUserManager.exists(userId)) return null; 5955 flags = augmentFlagsForUser(flags, userId); 5956 5957 ArrayList<ProviderInfo> finalList = null; 5958 // reader 5959 synchronized (mPackages) { 5960 final Iterator<PackageParser.Provider> i = mProviders.mProviders.values().iterator(); 5961 while (i.hasNext()) { 5962 final PackageParser.Provider p = i.next(); 5963 PackageSetting ps = mSettings.mPackages.get(p.owner.packageName); 5964 if (ps != null && p.info.authority != null 5965 && (processName == null 5966 || (p.info.processName.equals(processName) 5967 && UserHandle.isSameApp(p.info.applicationInfo.uid, uid))) 5968 && mSettings.isEnabledAndVisibleLPr(p.info, flags, userId) 5969 && (!mSafeMode 5970 || (p.info.applicationInfo.flags & ApplicationInfo.FLAG_SYSTEM) != 0)) { 5971 if (finalList == null) { 5972 finalList = new ArrayList<ProviderInfo>(3); 5973 } 5974 ProviderInfo info = PackageParser.generateProviderInfo(p, flags, 5975 ps.readUserState(userId), userId); 5976 if (info != null) { 5977 finalList.add(info); 5978 } 5979 } 5980 } 5981 } 5982 5983 if (finalList != null) { 5984 Collections.sort(finalList, mProviderInitOrderSorter); 5985 return new ParceledListSlice<ProviderInfo>(finalList); 5986 } 5987 5988 return null; 5989 } 5990 5991 @Override 5992 public InstrumentationInfo getInstrumentationInfo(ComponentName name, 5993 int flags) { 5994 // reader 5995 synchronized (mPackages) { 5996 final PackageParser.Instrumentation i = mInstrumentation.get(name); 5997 return PackageParser.generateInstrumentationInfo(i, flags); 5998 } 5999 } 6000 6001 @Override 6002 public List<InstrumentationInfo> queryInstrumentation(String targetPackage, 6003 int flags) { 6004 ArrayList<InstrumentationInfo> finalList = 6005 new ArrayList<InstrumentationInfo>(); 6006 6007 // reader 6008 synchronized (mPackages) { 6009 final Iterator<PackageParser.Instrumentation> i = mInstrumentation.values().iterator(); 6010 while (i.hasNext()) { 6011 final PackageParser.Instrumentation p = i.next(); 6012 if (targetPackage == null 6013 || targetPackage.equals(p.info.targetPackage)) { 6014 InstrumentationInfo ii = PackageParser.generateInstrumentationInfo(p, 6015 flags); 6016 if (ii != null) { 6017 finalList.add(ii); 6018 } 6019 } 6020 } 6021 } 6022 6023 return finalList; 6024 } 6025 6026 private void createIdmapsForPackageLI(PackageParser.Package pkg) { 6027 ArrayMap<String, PackageParser.Package> overlays = mOverlays.get(pkg.packageName); 6028 if (overlays == null) { 6029 Slog.w(TAG, "Unable to create idmap for " + pkg.packageName + ": no overlay packages"); 6030 return; 6031 } 6032 for (PackageParser.Package opkg : overlays.values()) { 6033 // Not much to do if idmap fails: we already logged the error 6034 // and we certainly don't want to abort installation of pkg simply 6035 // because an overlay didn't fit properly. For these reasons, 6036 // ignore the return value of createIdmapForPackagePairLI. 6037 createIdmapForPackagePairLI(pkg, opkg); 6038 } 6039 } 6040 6041 private boolean createIdmapForPackagePairLI(PackageParser.Package pkg, 6042 PackageParser.Package opkg) { 6043 if (!opkg.mTrustedOverlay) { 6044 Slog.w(TAG, "Skipping target and overlay pair " + pkg.baseCodePath + " and " + 6045 opkg.baseCodePath + ": overlay not trusted"); 6046 return false; 6047 } 6048 ArrayMap<String, PackageParser.Package> overlaySet = mOverlays.get(pkg.packageName); 6049 if (overlaySet == null) { 6050 Slog.e(TAG, "was about to create idmap for " + pkg.baseCodePath + " and " + 6051 opkg.baseCodePath + " but target package has no known overlays"); 6052 return false; 6053 } 6054 final int sharedGid = UserHandle.getSharedAppGid(pkg.applicationInfo.uid); 6055 // TODO: generate idmap for split APKs 6056 if (mInstaller.idmap(pkg.baseCodePath, opkg.baseCodePath, sharedGid) != 0) { 6057 Slog.e(TAG, "Failed to generate idmap for " + pkg.baseCodePath + " and " 6058 + opkg.baseCodePath); 6059 return false; 6060 } 6061 PackageParser.Package[] overlayArray = 6062 overlaySet.values().toArray(new PackageParser.Package[0]); 6063 Comparator<PackageParser.Package> cmp = new Comparator<PackageParser.Package>() { 6064 public int compare(PackageParser.Package p1, PackageParser.Package p2) { 6065 return p1.mOverlayPriority - p2.mOverlayPriority; 6066 } 6067 }; 6068 Arrays.sort(overlayArray, cmp); 6069 6070 pkg.applicationInfo.resourceDirs = new String[overlayArray.length]; 6071 int i = 0; 6072 for (PackageParser.Package p : overlayArray) { 6073 pkg.applicationInfo.resourceDirs[i++] = p.baseCodePath; 6074 } 6075 return true; 6076 } 6077 6078 private void scanDirTracedLI(File dir, int parseFlags, int scanFlags, long currentTime) { 6079 Trace.traceBegin(TRACE_TAG_PACKAGE_MANAGER, "scanDir"); 6080 try { 6081 scanDirLI(dir, parseFlags, scanFlags, currentTime); 6082 } finally { 6083 Trace.traceEnd(TRACE_TAG_PACKAGE_MANAGER); 6084 } 6085 } 6086 6087 private void scanDirLI(File dir, int parseFlags, int scanFlags, long currentTime) { 6088 final File[] files = dir.listFiles(); 6089 if (ArrayUtils.isEmpty(files)) { 6090 Log.d(TAG, "No files in app dir " + dir); 6091 return; 6092 } 6093 6094 if (DEBUG_PACKAGE_SCANNING) { 6095 Log.d(TAG, "Scanning app dir " + dir + " scanFlags=" + scanFlags 6096 + " flags=0x" + Integer.toHexString(parseFlags)); 6097 } 6098 6099 for (File file : files) { 6100 final boolean isPackage = (isApkFile(file) || file.isDirectory()) 6101 && !PackageInstallerService.isStageName(file.getName()); 6102 if (!isPackage) { 6103 // Ignore entries which are not packages 6104 continue; 6105 } 6106 try { 6107 scanPackageTracedLI(file, parseFlags | PackageParser.PARSE_MUST_BE_APK, 6108 scanFlags, currentTime, null); 6109 } catch (PackageManagerException e) { 6110 Slog.w(TAG, "Failed to parse " + file + ": " + e.getMessage()); 6111 6112 // Delete invalid userdata apps 6113 if ((parseFlags & PackageParser.PARSE_IS_SYSTEM) == 0 && 6114 e.error == PackageManager.INSTALL_FAILED_INVALID_APK) { 6115 logCriticalInfo(Log.WARN, "Deleting invalid package at " + file); 6116 if (file.isDirectory()) { 6117 mInstaller.rmPackageDir(file.getAbsolutePath()); 6118 } else { 6119 file.delete(); 6120 } 6121 } 6122 } 6123 } 6124 } 6125 6126 private static File getSettingsProblemFile() { 6127 File dataDir = Environment.getDataDirectory(); 6128 File systemDir = new File(dataDir, "system"); 6129 File fname = new File(systemDir, "uiderrors.txt"); 6130 return fname; 6131 } 6132 6133 static void reportSettingsProblem(int priority, String msg) { 6134 logCriticalInfo(priority, msg); 6135 } 6136 6137 static void logCriticalInfo(int priority, String msg) { 6138 Slog.println(priority, TAG, msg); 6139 EventLogTags.writePmCriticalInfo(msg); 6140 try { 6141 File fname = getSettingsProblemFile(); 6142 FileOutputStream out = new FileOutputStream(fname, true); 6143 PrintWriter pw = new FastPrintWriter(out); 6144 SimpleDateFormat formatter = new SimpleDateFormat(); 6145 String dateString = formatter.format(new Date(System.currentTimeMillis())); 6146 pw.println(dateString + ": " + msg); 6147 pw.close(); 6148 FileUtils.setPermissions( 6149 fname.toString(), 6150 FileUtils.S_IRWXU|FileUtils.S_IRWXG|FileUtils.S_IROTH, 6151 -1, -1); 6152 } catch (java.io.IOException e) { 6153 } 6154 } 6155 6156 private void collectCertificatesLI(PackageParser pp, PackageSetting ps, 6157 PackageParser.Package pkg, File srcFile, int parseFlags) 6158 throws PackageManagerException { 6159 if (ps != null 6160 && ps.codePath.equals(srcFile) 6161 && ps.timeStamp == srcFile.lastModified() 6162 && !isCompatSignatureUpdateNeeded(pkg) 6163 && !isRecoverSignatureUpdateNeeded(pkg)) { 6164 long mSigningKeySetId = ps.keySetData.getProperSigningKeySet(); 6165 KeySetManagerService ksms = mSettings.mKeySetManagerService; 6166 ArraySet<PublicKey> signingKs; 6167 synchronized (mPackages) { 6168 signingKs = ksms.getPublicKeysFromKeySetLPr(mSigningKeySetId); 6169 } 6170 if (ps.signatures.mSignatures != null 6171 && ps.signatures.mSignatures.length != 0 6172 && signingKs != null) { 6173 // Optimization: reuse the existing cached certificates 6174 // if the package appears to be unchanged. 6175 pkg.mSignatures = ps.signatures.mSignatures; 6176 pkg.mSigningKeys = signingKs; 6177 return; 6178 } 6179 6180 Slog.w(TAG, "PackageSetting for " + ps.name 6181 + " is missing signatures. Collecting certs again to recover them."); 6182 } else { 6183 Log.i(TAG, srcFile.toString() + " changed; collecting certs"); 6184 } 6185 6186 try { 6187 pp.collectCertificates(pkg, parseFlags); 6188 pp.collectManifestDigest(pkg); 6189 } catch (PackageParserException e) { 6190 throw PackageManagerException.from(e); 6191 } 6192 } 6193 6194 /** 6195 * Traces a package scan. 6196 * @see #scanPackageLI(File, int, int, long, UserHandle) 6197 */ 6198 private PackageParser.Package scanPackageTracedLI(File scanFile, int parseFlags, int scanFlags, 6199 long currentTime, UserHandle user) throws PackageManagerException { 6200 Trace.traceBegin(TRACE_TAG_PACKAGE_MANAGER, "scanPackage"); 6201 try { 6202 return scanPackageLI(scanFile, parseFlags, scanFlags, currentTime, user); 6203 } finally { 6204 Trace.traceEnd(TRACE_TAG_PACKAGE_MANAGER); 6205 } 6206 } 6207 6208 /** 6209 * Scans a package and returns the newly parsed package. 6210 * Returns {@code null} in case of errors and the error code is stored in mLastScanError 6211 */ 6212 private PackageParser.Package scanPackageLI(File scanFile, int parseFlags, int scanFlags, 6213 long currentTime, UserHandle user) throws PackageManagerException { 6214 if (DEBUG_INSTALL) Slog.d(TAG, "Parsing: " + scanFile); 6215 parseFlags |= mDefParseFlags; 6216 PackageParser pp = new PackageParser(); 6217 pp.setSeparateProcesses(mSeparateProcesses); 6218 pp.setOnlyCoreApps(mOnlyCore); 6219 pp.setDisplayMetrics(mMetrics); 6220 6221 if ((scanFlags & SCAN_TRUSTED_OVERLAY) != 0) { 6222 parseFlags |= PackageParser.PARSE_TRUSTED_OVERLAY; 6223 } 6224 6225 final PackageParser.Package pkg; 6226 try { 6227 pkg = pp.parsePackage(scanFile, parseFlags); 6228 } catch (PackageParserException e) { 6229 throw PackageManagerException.from(e); 6230 } 6231 6232 PackageSetting ps = null; 6233 PackageSetting updatedPkg; 6234 // reader 6235 synchronized (mPackages) { 6236 // Look to see if we already know about this package. 6237 String oldName = mSettings.mRenamedPackages.get(pkg.packageName); 6238 if (pkg.mOriginalPackages != null && pkg.mOriginalPackages.contains(oldName)) { 6239 // This package has been renamed to its original name. Let's 6240 // use that. 6241 ps = mSettings.peekPackageLPr(oldName); 6242 } 6243 // If there was no original package, see one for the real package name. 6244 if (ps == null) { 6245 ps = mSettings.peekPackageLPr(pkg.packageName); 6246 } 6247 // Check to see if this package could be hiding/updating a system 6248 // package. Must look for it either under the original or real 6249 // package name depending on our state. 6250 updatedPkg = mSettings.getDisabledSystemPkgLPr(ps != null ? ps.name : pkg.packageName); 6251 if (DEBUG_INSTALL && updatedPkg != null) Slog.d(TAG, "updatedPkg = " + updatedPkg); 6252 } 6253 boolean updatedPkgBetter = false; 6254 // First check if this is a system package that may involve an update 6255 if (updatedPkg != null && (parseFlags & PackageParser.PARSE_IS_SYSTEM) != 0) { 6256 // If new package is not located in "/system/priv-app" (e.g. due to an OTA), 6257 // it needs to drop FLAG_PRIVILEGED. 6258 if (locationIsPrivileged(scanFile)) { 6259 updatedPkg.pkgPrivateFlags |= ApplicationInfo.PRIVATE_FLAG_PRIVILEGED; 6260 } else { 6261 updatedPkg.pkgPrivateFlags &= ~ApplicationInfo.PRIVATE_FLAG_PRIVILEGED; 6262 } 6263 6264 if (ps != null && !ps.codePath.equals(scanFile)) { 6265 // The path has changed from what was last scanned... check the 6266 // version of the new path against what we have stored to determine 6267 // what to do. 6268 if (DEBUG_INSTALL) Slog.d(TAG, "Path changing from " + ps.codePath); 6269 if (pkg.mVersionCode <= ps.versionCode) { 6270 // The system package has been updated and the code path does not match 6271 // Ignore entry. Skip it. 6272 if (DEBUG_INSTALL) Slog.i(TAG, "Package " + ps.name + " at " + scanFile 6273 + " ignored: updated version " + ps.versionCode 6274 + " better than this " + pkg.mVersionCode); 6275 if (!updatedPkg.codePath.equals(scanFile)) { 6276 Slog.w(PackageManagerService.TAG, "Code path for hidden system pkg : " 6277 + ps.name + " changing from " + updatedPkg.codePathString 6278 + " to " + scanFile); 6279 updatedPkg.codePath = scanFile; 6280 updatedPkg.codePathString = scanFile.toString(); 6281 updatedPkg.resourcePath = scanFile; 6282 updatedPkg.resourcePathString = scanFile.toString(); 6283 } 6284 updatedPkg.pkg = pkg; 6285 throw new PackageManagerException(INSTALL_FAILED_DUPLICATE_PACKAGE, 6286 "Package " + ps.name + " at " + scanFile 6287 + " ignored: updated version " + ps.versionCode 6288 + " better than this " + pkg.mVersionCode); 6289 } else { 6290 // The current app on the system partition is better than 6291 // what we have updated to on the data partition; switch 6292 // back to the system partition version. 6293 // At this point, its safely assumed that package installation for 6294 // apps in system partition will go through. If not there won't be a working 6295 // version of the app 6296 // writer 6297 synchronized (mPackages) { 6298 // Just remove the loaded entries from package lists. 6299 mPackages.remove(ps.name); 6300 } 6301 6302 logCriticalInfo(Log.WARN, "Package " + ps.name + " at " + scanFile 6303 + " reverting from " + ps.codePathString 6304 + ": new version " + pkg.mVersionCode 6305 + " better than installed " + ps.versionCode); 6306 6307 InstallArgs args = createInstallArgsForExisting(packageFlagsToInstallFlags(ps), 6308 ps.codePathString, ps.resourcePathString, getAppDexInstructionSets(ps)); 6309 synchronized (mInstallLock) { 6310 args.cleanUpResourcesLI(); 6311 } 6312 synchronized (mPackages) { 6313 mSettings.enableSystemPackageLPw(ps.name); 6314 } 6315 updatedPkgBetter = true; 6316 } 6317 } 6318 } 6319 6320 if (updatedPkg != null) { 6321 // An updated system app will not have the PARSE_IS_SYSTEM flag set 6322 // initially 6323 parseFlags |= PackageParser.PARSE_IS_SYSTEM; 6324 6325 // An updated privileged app will not have the PARSE_IS_PRIVILEGED 6326 // flag set initially 6327 if ((updatedPkg.pkgPrivateFlags & ApplicationInfo.PRIVATE_FLAG_PRIVILEGED) != 0) { 6328 parseFlags |= PackageParser.PARSE_IS_PRIVILEGED; 6329 } 6330 } 6331 6332 // Verify certificates against what was last scanned 6333 collectCertificatesLI(pp, ps, pkg, scanFile, parseFlags); 6334 6335 /* 6336 * A new system app appeared, but we already had a non-system one of the 6337 * same name installed earlier. 6338 */ 6339 boolean shouldHideSystemApp = false; 6340 if (updatedPkg == null && ps != null 6341 && (parseFlags & PackageParser.PARSE_IS_SYSTEM_DIR) != 0 && !isSystemApp(ps)) { 6342 /* 6343 * Check to make sure the signatures match first. If they don't, 6344 * wipe the installed application and its data. 6345 */ 6346 if (compareSignatures(ps.signatures.mSignatures, pkg.mSignatures) 6347 != PackageManager.SIGNATURE_MATCH) { 6348 logCriticalInfo(Log.WARN, "Package " + ps.name + " appeared on system, but" 6349 + " signatures don't match existing userdata copy; removing"); 6350 deletePackageLI(pkg.packageName, null, true, null, null, 0, null, false); 6351 ps = null; 6352 } else { 6353 /* 6354 * If the newly-added system app is an older version than the 6355 * already installed version, hide it. It will be scanned later 6356 * and re-added like an update. 6357 */ 6358 if (pkg.mVersionCode <= ps.versionCode) { 6359 shouldHideSystemApp = true; 6360 logCriticalInfo(Log.INFO, "Package " + ps.name + " appeared at " + scanFile 6361 + " but new version " + pkg.mVersionCode + " better than installed " 6362 + ps.versionCode + "; hiding system"); 6363 } else { 6364 /* 6365 * The newly found system app is a newer version that the 6366 * one previously installed. Simply remove the 6367 * already-installed application and replace it with our own 6368 * while keeping the application data. 6369 */ 6370 logCriticalInfo(Log.WARN, "Package " + ps.name + " at " + scanFile 6371 + " reverting from " + ps.codePathString + ": new version " 6372 + pkg.mVersionCode + " better than installed " + ps.versionCode); 6373 InstallArgs args = createInstallArgsForExisting(packageFlagsToInstallFlags(ps), 6374 ps.codePathString, ps.resourcePathString, getAppDexInstructionSets(ps)); 6375 synchronized (mInstallLock) { 6376 args.cleanUpResourcesLI(); 6377 } 6378 } 6379 } 6380 } 6381 6382 // The apk is forward locked (not public) if its code and resources 6383 // are kept in different files. (except for app in either system or 6384 // vendor path). 6385 // TODO grab this value from PackageSettings 6386 if ((parseFlags & PackageParser.PARSE_IS_SYSTEM_DIR) == 0) { 6387 if (ps != null && !ps.codePath.equals(ps.resourcePath)) { 6388 parseFlags |= PackageParser.PARSE_FORWARD_LOCK; 6389 } 6390 } 6391 6392 // TODO: extend to support forward-locked splits 6393 String resourcePath = null; 6394 String baseResourcePath = null; 6395 if ((parseFlags & PackageParser.PARSE_FORWARD_LOCK) != 0 && !updatedPkgBetter) { 6396 if (ps != null && ps.resourcePathString != null) { 6397 resourcePath = ps.resourcePathString; 6398 baseResourcePath = ps.resourcePathString; 6399 } else { 6400 // Should not happen at all. Just log an error. 6401 Slog.e(TAG, "Resource path not set for pkg : " + pkg.packageName); 6402 } 6403 } else { 6404 resourcePath = pkg.codePath; 6405 baseResourcePath = pkg.baseCodePath; 6406 } 6407 6408 // Set application objects path explicitly. 6409 pkg.applicationInfo.volumeUuid = pkg.volumeUuid; 6410 pkg.applicationInfo.setCodePath(pkg.codePath); 6411 pkg.applicationInfo.setBaseCodePath(pkg.baseCodePath); 6412 pkg.applicationInfo.setSplitCodePaths(pkg.splitCodePaths); 6413 pkg.applicationInfo.setResourcePath(resourcePath); 6414 pkg.applicationInfo.setBaseResourcePath(baseResourcePath); 6415 pkg.applicationInfo.setSplitResourcePaths(pkg.splitCodePaths); 6416 6417 // Note that we invoke the following method only if we are about to unpack an application 6418 PackageParser.Package scannedPkg = scanPackageLI(pkg, parseFlags, scanFlags 6419 | SCAN_UPDATE_SIGNATURE, currentTime, user); 6420 6421 /* 6422 * If the system app should be overridden by a previously installed 6423 * data, hide the system app now and let the /data/app scan pick it up 6424 * again. 6425 */ 6426 if (shouldHideSystemApp) { 6427 synchronized (mPackages) { 6428 mSettings.disableSystemPackageLPw(pkg.packageName); 6429 } 6430 } 6431 6432 return scannedPkg; 6433 } 6434 6435 private static String fixProcessName(String defProcessName, 6436 String processName, int uid) { 6437 if (processName == null) { 6438 return defProcessName; 6439 } 6440 return processName; 6441 } 6442 6443 private void verifySignaturesLP(PackageSetting pkgSetting, PackageParser.Package pkg) 6444 throws PackageManagerException { 6445 if (pkgSetting.signatures.mSignatures != null) { 6446 // Already existing package. Make sure signatures match 6447 boolean match = compareSignatures(pkgSetting.signatures.mSignatures, pkg.mSignatures) 6448 == PackageManager.SIGNATURE_MATCH; 6449 if (!match) { 6450 match = compareSignaturesCompat(pkgSetting.signatures, pkg) 6451 == PackageManager.SIGNATURE_MATCH; 6452 } 6453 if (!match) { 6454 match = compareSignaturesRecover(pkgSetting.signatures, pkg) 6455 == PackageManager.SIGNATURE_MATCH; 6456 } 6457 if (!match) { 6458 throw new PackageManagerException(INSTALL_FAILED_UPDATE_INCOMPATIBLE, "Package " 6459 + pkg.packageName + " signatures do not match the " 6460 + "previously installed version; ignoring!"); 6461 } 6462 } 6463 6464 // Check for shared user signatures 6465 if (pkgSetting.sharedUser != null && pkgSetting.sharedUser.signatures.mSignatures != null) { 6466 // Already existing package. Make sure signatures match 6467 boolean match = compareSignatures(pkgSetting.sharedUser.signatures.mSignatures, 6468 pkg.mSignatures) == PackageManager.SIGNATURE_MATCH; 6469 if (!match) { 6470 match = compareSignaturesCompat(pkgSetting.sharedUser.signatures, pkg) 6471 == PackageManager.SIGNATURE_MATCH; 6472 } 6473 if (!match) { 6474 match = compareSignaturesRecover(pkgSetting.sharedUser.signatures, pkg) 6475 == PackageManager.SIGNATURE_MATCH; 6476 } 6477 if (!match) { 6478 throw new PackageManagerException(INSTALL_FAILED_SHARED_USER_INCOMPATIBLE, 6479 "Package " + pkg.packageName 6480 + " has no signatures that match those in shared user " 6481 + pkgSetting.sharedUser.name + "; ignoring!"); 6482 } 6483 } 6484 } 6485 6486 /** 6487 * Enforces that only the system UID or root's UID can call a method exposed 6488 * via Binder. 6489 * 6490 * @param message used as message if SecurityException is thrown 6491 * @throws SecurityException if the caller is not system or root 6492 */ 6493 private static final void enforceSystemOrRoot(String message) { 6494 final int uid = Binder.getCallingUid(); 6495 if (uid != Process.SYSTEM_UID && uid != 0) { 6496 throw new SecurityException(message); 6497 } 6498 } 6499 6500 @Override 6501 public void performFstrimIfNeeded() { 6502 enforceSystemOrRoot("Only the system can request fstrim"); 6503 6504 // Before everything else, see whether we need to fstrim. 6505 try { 6506 IMountService ms = PackageHelper.getMountService(); 6507 if (ms != null) { 6508 final boolean isUpgrade = isUpgrade(); 6509 boolean doTrim = isUpgrade; 6510 if (doTrim) { 6511 Slog.w(TAG, "Running disk maintenance immediately due to system update"); 6512 } else { 6513 final long interval = android.provider.Settings.Global.getLong( 6514 mContext.getContentResolver(), 6515 android.provider.Settings.Global.FSTRIM_MANDATORY_INTERVAL, 6516 DEFAULT_MANDATORY_FSTRIM_INTERVAL); 6517 if (interval > 0) { 6518 final long timeSinceLast = System.currentTimeMillis() - ms.lastMaintenance(); 6519 if (timeSinceLast > interval) { 6520 doTrim = true; 6521 Slog.w(TAG, "No disk maintenance in " + timeSinceLast 6522 + "; running immediately"); 6523 } 6524 } 6525 } 6526 if (doTrim) { 6527 if (!isFirstBoot()) { 6528 try { 6529 ActivityManagerNative.getDefault().showBootMessage( 6530 mContext.getResources().getString( 6531 R.string.android_upgrading_fstrim), true); 6532 } catch (RemoteException e) { 6533 } 6534 } 6535 ms.runMaintenance(); 6536 } 6537 } else { 6538 Slog.e(TAG, "Mount service unavailable!"); 6539 } 6540 } catch (RemoteException e) { 6541 // Can't happen; MountService is local 6542 } 6543 } 6544 6545 private ArraySet<String> getPackageNamesForIntent(Intent intent, int userId) { 6546 List<ResolveInfo> ris = null; 6547 try { 6548 ris = AppGlobals.getPackageManager().queryIntentReceivers( 6549 intent, null, 0, userId); 6550 } catch (RemoteException e) { 6551 } 6552 ArraySet<String> pkgNames = new ArraySet<String>(); 6553 if (ris != null) { 6554 for (ResolveInfo ri : ris) { 6555 pkgNames.add(ri.activityInfo.packageName); 6556 } 6557 } 6558 return pkgNames; 6559 } 6560 6561 @Override 6562 public void notifyPackageUse(String packageName) { 6563 synchronized (mPackages) { 6564 PackageParser.Package p = mPackages.get(packageName); 6565 if (p == null) { 6566 return; 6567 } 6568 p.mLastPackageUsageTimeInMills = System.currentTimeMillis(); 6569 } 6570 } 6571 6572 @Override 6573 public boolean performDexOptIfNeeded(String packageName, String instructionSet) { 6574 return performDexOptTraced(packageName, instructionSet); 6575 } 6576 6577 public boolean performDexOpt(String packageName, String instructionSet) { 6578 return performDexOptTraced(packageName, instructionSet); 6579 } 6580 6581 private boolean performDexOptTraced(String packageName, String instructionSet) { 6582 Trace.traceBegin(TRACE_TAG_PACKAGE_MANAGER, "dexopt"); 6583 try { 6584 return performDexOptInternal(packageName, instructionSet); 6585 } finally { 6586 Trace.traceEnd(TRACE_TAG_PACKAGE_MANAGER); 6587 } 6588 } 6589 6590 private boolean performDexOptInternal(String packageName, String instructionSet) { 6591 PackageParser.Package p; 6592 final String targetInstructionSet; 6593 synchronized (mPackages) { 6594 p = mPackages.get(packageName); 6595 if (p == null) { 6596 return false; 6597 } 6598 mPackageUsage.write(false); 6599 6600 targetInstructionSet = instructionSet != null ? instructionSet : 6601 getPrimaryInstructionSet(p.applicationInfo); 6602 if (p.mDexOptPerformed.contains(targetInstructionSet)) { 6603 return false; 6604 } 6605 } 6606 long callingId = Binder.clearCallingIdentity(); 6607 try { 6608 synchronized (mInstallLock) { 6609 final String[] instructionSets = new String[] { targetInstructionSet }; 6610 int result = mPackageDexOptimizer.performDexOpt(p, instructionSets, 6611 true /* inclDependencies */); 6612 return result == PackageDexOptimizer.DEX_OPT_PERFORMED; 6613 } 6614 } finally { 6615 Binder.restoreCallingIdentity(callingId); 6616 } 6617 } 6618 6619 public ArraySet<String> getPackagesThatNeedDexOpt() { 6620 ArraySet<String> pkgs = null; 6621 synchronized (mPackages) { 6622 for (PackageParser.Package p : mPackages.values()) { 6623 if (DEBUG_DEXOPT) { 6624 Log.i(TAG, p.packageName + " mDexOptPerformed=" + p.mDexOptPerformed.toArray()); 6625 } 6626 if (!p.mDexOptPerformed.isEmpty()) { 6627 continue; 6628 } 6629 if (pkgs == null) { 6630 pkgs = new ArraySet<String>(); 6631 } 6632 pkgs.add(p.packageName); 6633 } 6634 } 6635 return pkgs; 6636 } 6637 6638 public void shutdown() { 6639 mPackageUsage.write(true); 6640 } 6641 6642 @Override 6643 public void forceDexOpt(String packageName) { 6644 enforceSystemOrRoot("forceDexOpt"); 6645 6646 PackageParser.Package pkg; 6647 synchronized (mPackages) { 6648 pkg = mPackages.get(packageName); 6649 if (pkg == null) { 6650 throw new IllegalArgumentException("Missing package: " + packageName); 6651 } 6652 } 6653 6654 synchronized (mInstallLock) { 6655 final String[] instructionSets = new String[] { 6656 getPrimaryInstructionSet(pkg.applicationInfo) }; 6657 6658 Trace.traceBegin(TRACE_TAG_PACKAGE_MANAGER, "dexopt"); 6659 6660 final int res = mPackageDexOptimizer.performDexOpt(pkg, instructionSets, 6661 true /* inclDependencies */); 6662 6663 Trace.traceEnd(TRACE_TAG_PACKAGE_MANAGER); 6664 if (res != PackageDexOptimizer.DEX_OPT_PERFORMED) { 6665 throw new IllegalStateException("Failed to dexopt: " + res); 6666 } 6667 } 6668 } 6669 6670 private boolean verifyPackageUpdateLPr(PackageSetting oldPkg, PackageParser.Package newPkg) { 6671 if ((oldPkg.pkgFlags&ApplicationInfo.FLAG_SYSTEM) == 0) { 6672 Slog.w(TAG, "Unable to update from " + oldPkg.name 6673 + " to " + newPkg.packageName 6674 + ": old package not in system partition"); 6675 return false; 6676 } else if (mPackages.get(oldPkg.name) != null) { 6677 Slog.w(TAG, "Unable to update from " + oldPkg.name 6678 + " to " + newPkg.packageName 6679 + ": old package still exists"); 6680 return false; 6681 } 6682 return true; 6683 } 6684 6685 private void createDataDirsLI(String volumeUuid, String packageName, int uid, String seinfo) 6686 throws PackageManagerException { 6687 int res = mInstaller.install(volumeUuid, packageName, uid, uid, seinfo); 6688 if (res != 0) { 6689 throw new PackageManagerException(INSTALL_FAILED_INSUFFICIENT_STORAGE, 6690 "Failed to install " + packageName + ": " + res); 6691 } 6692 6693 final int[] users = sUserManager.getUserIds(); 6694 for (int user : users) { 6695 if (user != 0) { 6696 res = mInstaller.createUserData(volumeUuid, packageName, 6697 UserHandle.getUid(user, uid), user, seinfo); 6698 if (res != 0) { 6699 throw new PackageManagerException(INSTALL_FAILED_INSUFFICIENT_STORAGE, 6700 "Failed to createUserData " + packageName + ": " + res); 6701 } 6702 } 6703 } 6704 } 6705 6706 private int removeDataDirsLI(String volumeUuid, String packageName) { 6707 int[] users = sUserManager.getUserIds(); 6708 int res = 0; 6709 for (int user : users) { 6710 int resInner = mInstaller.remove(volumeUuid, packageName, user); 6711 if (resInner < 0) { 6712 res = resInner; 6713 } 6714 } 6715 6716 return res; 6717 } 6718 6719 private int deleteCodeCacheDirsLI(String volumeUuid, String packageName) { 6720 int[] users = sUserManager.getUserIds(); 6721 int res = 0; 6722 for (int user : users) { 6723 int resInner = mInstaller.deleteCodeCacheFiles(volumeUuid, packageName, user); 6724 if (resInner < 0) { 6725 res = resInner; 6726 } 6727 } 6728 return res; 6729 } 6730 6731 private void addSharedLibraryLPw(ArraySet<String> usesLibraryFiles, SharedLibraryEntry file, 6732 PackageParser.Package changingLib) { 6733 if (file.path != null) { 6734 usesLibraryFiles.add(file.path); 6735 return; 6736 } 6737 PackageParser.Package p = mPackages.get(file.apk); 6738 if (changingLib != null && changingLib.packageName.equals(file.apk)) { 6739 // If we are doing this while in the middle of updating a library apk, 6740 // then we need to make sure to use that new apk for determining the 6741 // dependencies here. (We haven't yet finished committing the new apk 6742 // to the package manager state.) 6743 if (p == null || p.packageName.equals(changingLib.packageName)) { 6744 p = changingLib; 6745 } 6746 } 6747 if (p != null) { 6748 usesLibraryFiles.addAll(p.getAllCodePaths()); 6749 } 6750 } 6751 6752 private void updateSharedLibrariesLPw(PackageParser.Package pkg, 6753 PackageParser.Package changingLib) throws PackageManagerException { 6754 if (pkg.usesLibraries != null || pkg.usesOptionalLibraries != null) { 6755 final ArraySet<String> usesLibraryFiles = new ArraySet<>(); 6756 int N = pkg.usesLibraries != null ? pkg.usesLibraries.size() : 0; 6757 for (int i=0; i<N; i++) { 6758 final SharedLibraryEntry file = mSharedLibraries.get(pkg.usesLibraries.get(i)); 6759 if (file == null) { 6760 throw new PackageManagerException(INSTALL_FAILED_MISSING_SHARED_LIBRARY, 6761 "Package " + pkg.packageName + " requires unavailable shared library " 6762 + pkg.usesLibraries.get(i) + "; failing!"); 6763 } 6764 addSharedLibraryLPw(usesLibraryFiles, file, changingLib); 6765 } 6766 N = pkg.usesOptionalLibraries != null ? pkg.usesOptionalLibraries.size() : 0; 6767 for (int i=0; i<N; i++) { 6768 final SharedLibraryEntry file = mSharedLibraries.get(pkg.usesOptionalLibraries.get(i)); 6769 if (file == null) { 6770 Slog.w(TAG, "Package " + pkg.packageName 6771 + " desires unavailable shared library " 6772 + pkg.usesOptionalLibraries.get(i) + "; ignoring!"); 6773 } else { 6774 addSharedLibraryLPw(usesLibraryFiles, file, changingLib); 6775 } 6776 } 6777 N = usesLibraryFiles.size(); 6778 if (N > 0) { 6779 pkg.usesLibraryFiles = usesLibraryFiles.toArray(new String[N]); 6780 } else { 6781 pkg.usesLibraryFiles = null; 6782 } 6783 } 6784 } 6785 6786 private static boolean hasString(List<String> list, List<String> which) { 6787 if (list == null) { 6788 return false; 6789 } 6790 for (int i=list.size()-1; i>=0; i--) { 6791 for (int j=which.size()-1; j>=0; j--) { 6792 if (which.get(j).equals(list.get(i))) { 6793 return true; 6794 } 6795 } 6796 } 6797 return false; 6798 } 6799 6800 private void updateAllSharedLibrariesLPw() { 6801 for (PackageParser.Package pkg : mPackages.values()) { 6802 try { 6803 updateSharedLibrariesLPw(pkg, null); 6804 } catch (PackageManagerException e) { 6805 Slog.e(TAG, "updateAllSharedLibrariesLPw failed: " + e.getMessage()); 6806 } 6807 } 6808 } 6809 6810 private ArrayList<PackageParser.Package> updateAllSharedLibrariesLPw( 6811 PackageParser.Package changingPkg) { 6812 ArrayList<PackageParser.Package> res = null; 6813 for (PackageParser.Package pkg : mPackages.values()) { 6814 if (hasString(pkg.usesLibraries, changingPkg.libraryNames) 6815 || hasString(pkg.usesOptionalLibraries, changingPkg.libraryNames)) { 6816 if (res == null) { 6817 res = new ArrayList<PackageParser.Package>(); 6818 } 6819 res.add(pkg); 6820 try { 6821 updateSharedLibrariesLPw(pkg, changingPkg); 6822 } catch (PackageManagerException e) { 6823 Slog.e(TAG, "updateAllSharedLibrariesLPw failed: " + e.getMessage()); 6824 } 6825 } 6826 } 6827 return res; 6828 } 6829 6830 /** 6831 * Derive the value of the {@code cpuAbiOverride} based on the provided 6832 * value and an optional stored value from the package settings. 6833 */ 6834 private static String deriveAbiOverride(String abiOverride, PackageSetting settings) { 6835 String cpuAbiOverride = null; 6836 6837 if (NativeLibraryHelper.CLEAR_ABI_OVERRIDE.equals(abiOverride)) { 6838 cpuAbiOverride = null; 6839 } else if (abiOverride != null) { 6840 cpuAbiOverride = abiOverride; 6841 } else if (settings != null) { 6842 cpuAbiOverride = settings.cpuAbiOverrideString; 6843 } 6844 6845 return cpuAbiOverride; 6846 } 6847 6848 private PackageParser.Package scanPackageTracedLI(PackageParser.Package pkg, int parseFlags, 6849 int scanFlags, long currentTime, UserHandle user) throws PackageManagerException { 6850 Trace.traceBegin(TRACE_TAG_PACKAGE_MANAGER, "scanPackage"); 6851 try { 6852 return scanPackageLI(pkg, parseFlags, scanFlags, currentTime, user); 6853 } finally { 6854 Trace.traceEnd(TRACE_TAG_PACKAGE_MANAGER); 6855 } 6856 } 6857 6858 private PackageParser.Package scanPackageLI(PackageParser.Package pkg, int parseFlags, 6859 int scanFlags, long currentTime, UserHandle user) throws PackageManagerException { 6860 boolean success = false; 6861 try { 6862 final PackageParser.Package res = scanPackageDirtyLI(pkg, parseFlags, scanFlags, 6863 currentTime, user); 6864 success = true; 6865 return res; 6866 } finally { 6867 if (!success && (scanFlags & SCAN_DELETE_DATA_ON_FAILURES) != 0) { 6868 removeDataDirsLI(pkg.volumeUuid, pkg.packageName); 6869 } 6870 } 6871 } 6872 6873 private PackageParser.Package scanPackageDirtyLI(PackageParser.Package pkg, int parseFlags, 6874 int scanFlags, long currentTime, UserHandle user) throws PackageManagerException { 6875 final File scanFile = new File(pkg.codePath); 6876 if (pkg.applicationInfo.getCodePath() == null || 6877 pkg.applicationInfo.getResourcePath() == null) { 6878 // Bail out. The resource and code paths haven't been set. 6879 throw new PackageManagerException(INSTALL_FAILED_INVALID_APK, 6880 "Code and resource paths haven't been set correctly"); 6881 } 6882 6883 if ((parseFlags&PackageParser.PARSE_IS_SYSTEM) != 0) { 6884 pkg.applicationInfo.flags |= ApplicationInfo.FLAG_SYSTEM; 6885 } else { 6886 // Only allow system apps to be flagged as core apps. 6887 pkg.coreApp = false; 6888 } 6889 6890 if ((parseFlags&PackageParser.PARSE_IS_PRIVILEGED) != 0) { 6891 pkg.applicationInfo.privateFlags |= ApplicationInfo.PRIVATE_FLAG_PRIVILEGED; 6892 } 6893 6894 if (mCustomResolverComponentName != null && 6895 mCustomResolverComponentName.getPackageName().equals(pkg.packageName)) { 6896 setUpCustomResolverActivity(pkg); 6897 } 6898 6899 if (pkg.packageName.equals("android")) { 6900 synchronized (mPackages) { 6901 if (mAndroidApplication != null) { 6902 Slog.w(TAG, "*************************************************"); 6903 Slog.w(TAG, "Core android package being redefined. Skipping."); 6904 Slog.w(TAG, " file=" + scanFile); 6905 Slog.w(TAG, "*************************************************"); 6906 throw new PackageManagerException(INSTALL_FAILED_DUPLICATE_PACKAGE, 6907 "Core android package being redefined. Skipping."); 6908 } 6909 6910 // Set up information for our fall-back user intent resolution activity. 6911 mPlatformPackage = pkg; 6912 pkg.mVersionCode = mSdkVersion; 6913 mAndroidApplication = pkg.applicationInfo; 6914 6915 if (!mResolverReplaced) { 6916 mResolveActivity.applicationInfo = mAndroidApplication; 6917 mResolveActivity.name = ResolverActivity.class.getName(); 6918 mResolveActivity.packageName = mAndroidApplication.packageName; 6919 mResolveActivity.processName = "system:ui"; 6920 mResolveActivity.launchMode = ActivityInfo.LAUNCH_MULTIPLE; 6921 mResolveActivity.documentLaunchMode = ActivityInfo.DOCUMENT_LAUNCH_NEVER; 6922 mResolveActivity.flags = ActivityInfo.FLAG_EXCLUDE_FROM_RECENTS; 6923 mResolveActivity.theme = R.style.Theme_Holo_Dialog_Alert; 6924 mResolveActivity.exported = true; 6925 mResolveActivity.enabled = true; 6926 mResolveInfo.activityInfo = mResolveActivity; 6927 mResolveInfo.priority = 0; 6928 mResolveInfo.preferredOrder = 0; 6929 mResolveInfo.match = 0; 6930 mResolveComponentName = new ComponentName( 6931 mAndroidApplication.packageName, mResolveActivity.name); 6932 } 6933 } 6934 } 6935 6936 if (DEBUG_PACKAGE_SCANNING) { 6937 if ((parseFlags & PackageParser.PARSE_CHATTY) != 0) 6938 Log.d(TAG, "Scanning package " + pkg.packageName); 6939 } 6940 6941 if (mPackages.containsKey(pkg.packageName) 6942 || mSharedLibraries.containsKey(pkg.packageName)) { 6943 throw new PackageManagerException(INSTALL_FAILED_DUPLICATE_PACKAGE, 6944 "Application package " + pkg.packageName 6945 + " already installed. Skipping duplicate."); 6946 } 6947 6948 // If we're only installing presumed-existing packages, require that the 6949 // scanned APK is both already known and at the path previously established 6950 // for it. Previously unknown packages we pick up normally, but if we have an 6951 // a priori expectation about this package's install presence, enforce it. 6952 // With a singular exception for new system packages. When an OTA contains 6953 // a new system package, we allow the codepath to change from a system location 6954 // to the user-installed location. If we don't allow this change, any newer, 6955 // user-installed version of the application will be ignored. 6956 if ((scanFlags & SCAN_REQUIRE_KNOWN) != 0) { 6957 if (mExpectingBetter.containsKey(pkg.packageName)) { 6958 logCriticalInfo(Log.WARN, 6959 "Relax SCAN_REQUIRE_KNOWN requirement for package " + pkg.packageName); 6960 } else { 6961 PackageSetting known = mSettings.peekPackageLPr(pkg.packageName); 6962 if (known != null) { 6963 if (DEBUG_PACKAGE_SCANNING) { 6964 Log.d(TAG, "Examining " + pkg.codePath 6965 + " and requiring known paths " + known.codePathString 6966 + " & " + known.resourcePathString); 6967 } 6968 if (!pkg.applicationInfo.getCodePath().equals(known.codePathString) 6969 || !pkg.applicationInfo.getResourcePath().equals(known.resourcePathString)) { 6970 throw new PackageManagerException(INSTALL_FAILED_PACKAGE_CHANGED, 6971 "Application package " + pkg.packageName 6972 + " found at " + pkg.applicationInfo.getCodePath() 6973 + " but expected at " + known.codePathString + "; ignoring."); 6974 } 6975 } 6976 } 6977 } 6978 6979 // Initialize package source and resource directories 6980 File destCodeFile = new File(pkg.applicationInfo.getCodePath()); 6981 File destResourceFile = new File(pkg.applicationInfo.getResourcePath()); 6982 6983 SharedUserSetting suid = null; 6984 PackageSetting pkgSetting = null; 6985 6986 if (!isSystemApp(pkg)) { 6987 // Only system apps can use these features. 6988 pkg.mOriginalPackages = null; 6989 pkg.mRealPackage = null; 6990 pkg.mAdoptPermissions = null; 6991 } 6992 6993 // writer 6994 synchronized (mPackages) { 6995 if (pkg.mSharedUserId != null) { 6996 suid = mSettings.getSharedUserLPw(pkg.mSharedUserId, 0, 0, true); 6997 if (suid == null) { 6998 throw new PackageManagerException(INSTALL_FAILED_INSUFFICIENT_STORAGE, 6999 "Creating application package " + pkg.packageName 7000 + " for shared user failed"); 7001 } 7002 if (DEBUG_PACKAGE_SCANNING) { 7003 if ((parseFlags & PackageParser.PARSE_CHATTY) != 0) 7004 Log.d(TAG, "Shared UserID " + pkg.mSharedUserId + " (uid=" + suid.userId 7005 + "): packages=" + suid.packages); 7006 } 7007 } 7008 7009 // Check if we are renaming from an original package name. 7010 PackageSetting origPackage = null; 7011 String realName = null; 7012 if (pkg.mOriginalPackages != null) { 7013 // This package may need to be renamed to a previously 7014 // installed name. Let's check on that... 7015 final String renamed = mSettings.mRenamedPackages.get(pkg.mRealPackage); 7016 if (pkg.mOriginalPackages.contains(renamed)) { 7017 // This package had originally been installed as the 7018 // original name, and we have already taken care of 7019 // transitioning to the new one. Just update the new 7020 // one to continue using the old name. 7021 realName = pkg.mRealPackage; 7022 if (!pkg.packageName.equals(renamed)) { 7023 // Callers into this function may have already taken 7024 // care of renaming the package; only do it here if 7025 // it is not already done. 7026 pkg.setPackageName(renamed); 7027 } 7028 7029 } else { 7030 for (int i=pkg.mOriginalPackages.size()-1; i>=0; i--) { 7031 if ((origPackage = mSettings.peekPackageLPr( 7032 pkg.mOriginalPackages.get(i))) != null) { 7033 // We do have the package already installed under its 7034 // original name... should we use it? 7035 if (!verifyPackageUpdateLPr(origPackage, pkg)) { 7036 // New package is not compatible with original. 7037 origPackage = null; 7038 continue; 7039 } else if (origPackage.sharedUser != null) { 7040 // Make sure uid is compatible between packages. 7041 if (!origPackage.sharedUser.name.equals(pkg.mSharedUserId)) { 7042 Slog.w(TAG, "Unable to migrate data from " + origPackage.name 7043 + " to " + pkg.packageName + ": old uid " 7044 + origPackage.sharedUser.name 7045 + " differs from " + pkg.mSharedUserId); 7046 origPackage = null; 7047 continue; 7048 } 7049 } else { 7050 if (DEBUG_UPGRADE) Log.v(TAG, "Renaming new package " 7051 + pkg.packageName + " to old name " + origPackage.name); 7052 } 7053 break; 7054 } 7055 } 7056 } 7057 } 7058 7059 if (mTransferedPackages.contains(pkg.packageName)) { 7060 Slog.w(TAG, "Package " + pkg.packageName 7061 + " was transferred to another, but its .apk remains"); 7062 } 7063 7064 // Just create the setting, don't add it yet. For already existing packages 7065 // the PkgSetting exists already and doesn't have to be created. 7066 pkgSetting = mSettings.getPackageLPw(pkg, origPackage, realName, suid, destCodeFile, 7067 destResourceFile, pkg.applicationInfo.nativeLibraryRootDir, 7068 pkg.applicationInfo.primaryCpuAbi, 7069 pkg.applicationInfo.secondaryCpuAbi, 7070 pkg.applicationInfo.flags, pkg.applicationInfo.privateFlags, 7071 user, false); 7072 if (pkgSetting == null) { 7073 throw new PackageManagerException(INSTALL_FAILED_INSUFFICIENT_STORAGE, 7074 "Creating application package " + pkg.packageName + " failed"); 7075 } 7076 7077 if (pkgSetting.origPackage != null) { 7078 // If we are first transitioning from an original package, 7079 // fix up the new package's name now. We need to do this after 7080 // looking up the package under its new name, so getPackageLP 7081 // can take care of fiddling things correctly. 7082 pkg.setPackageName(origPackage.name); 7083 7084 // File a report about this. 7085 String msg = "New package " + pkgSetting.realName 7086 + " renamed to replace old package " + pkgSetting.name; 7087 reportSettingsProblem(Log.WARN, msg); 7088 7089 // Make a note of it. 7090 mTransferedPackages.add(origPackage.name); 7091 7092 // No longer need to retain this. 7093 pkgSetting.origPackage = null; 7094 } 7095 7096 if (realName != null) { 7097 // Make a note of it. 7098 mTransferedPackages.add(pkg.packageName); 7099 } 7100 7101 if (mSettings.isDisabledSystemPackageLPr(pkg.packageName)) { 7102 pkg.applicationInfo.flags |= ApplicationInfo.FLAG_UPDATED_SYSTEM_APP; 7103 } 7104 7105 if ((parseFlags&PackageParser.PARSE_IS_SYSTEM_DIR) == 0) { 7106 // Check all shared libraries and map to their actual file path. 7107 // We only do this here for apps not on a system dir, because those 7108 // are the only ones that can fail an install due to this. We 7109 // will take care of the system apps by updating all of their 7110 // library paths after the scan is done. 7111 updateSharedLibrariesLPw(pkg, null); 7112 } 7113 7114 if (mFoundPolicyFile) { 7115 SELinuxMMAC.assignSeinfoValue(pkg); 7116 } 7117 7118 pkg.applicationInfo.uid = pkgSetting.appId; 7119 pkg.mExtras = pkgSetting; 7120 if (shouldCheckUpgradeKeySetLP(pkgSetting, scanFlags)) { 7121 if (checkUpgradeKeySetLP(pkgSetting, pkg)) { 7122 // We just determined the app is signed correctly, so bring 7123 // over the latest parsed certs. 7124 pkgSetting.signatures.mSignatures = pkg.mSignatures; 7125 } else { 7126 if ((parseFlags & PackageParser.PARSE_IS_SYSTEM_DIR) == 0) { 7127 throw new PackageManagerException(INSTALL_FAILED_UPDATE_INCOMPATIBLE, 7128 "Package " + pkg.packageName + " upgrade keys do not match the " 7129 + "previously installed version"); 7130 } else { 7131 pkgSetting.signatures.mSignatures = pkg.mSignatures; 7132 String msg = "System package " + pkg.packageName 7133 + " signature changed; retaining data."; 7134 reportSettingsProblem(Log.WARN, msg); 7135 } 7136 } 7137 } else { 7138 try { 7139 verifySignaturesLP(pkgSetting, pkg); 7140 // We just determined the app is signed correctly, so bring 7141 // over the latest parsed certs. 7142 pkgSetting.signatures.mSignatures = pkg.mSignatures; 7143 } catch (PackageManagerException e) { 7144 if ((parseFlags & PackageParser.PARSE_IS_SYSTEM_DIR) == 0) { 7145 throw e; 7146 } 7147 // The signature has changed, but this package is in the system 7148 // image... let's recover! 7149 pkgSetting.signatures.mSignatures = pkg.mSignatures; 7150 // However... if this package is part of a shared user, but it 7151 // doesn't match the signature of the shared user, let's fail. 7152 // What this means is that you can't change the signatures 7153 // associated with an overall shared user, which doesn't seem all 7154 // that unreasonable. 7155 if (pkgSetting.sharedUser != null) { 7156 if (compareSignatures(pkgSetting.sharedUser.signatures.mSignatures, 7157 pkg.mSignatures) != PackageManager.SIGNATURE_MATCH) { 7158 throw new PackageManagerException( 7159 INSTALL_PARSE_FAILED_INCONSISTENT_CERTIFICATES, 7160 "Signature mismatch for shared user : " 7161 + pkgSetting.sharedUser); 7162 } 7163 } 7164 // File a report about this. 7165 String msg = "System package " + pkg.packageName 7166 + " signature changed; retaining data."; 7167 reportSettingsProblem(Log.WARN, msg); 7168 } 7169 } 7170 // Verify that this new package doesn't have any content providers 7171 // that conflict with existing packages. Only do this if the 7172 // package isn't already installed, since we don't want to break 7173 // things that are installed. 7174 if ((scanFlags & SCAN_NEW_INSTALL) != 0) { 7175 final int N = pkg.providers.size(); 7176 int i; 7177 for (i=0; i<N; i++) { 7178 PackageParser.Provider p = pkg.providers.get(i); 7179 if (p.info.authority != null) { 7180 String names[] = p.info.authority.split(";"); 7181 for (int j = 0; j < names.length; j++) { 7182 if (mProvidersByAuthority.containsKey(names[j])) { 7183 PackageParser.Provider other = mProvidersByAuthority.get(names[j]); 7184 final String otherPackageName = 7185 ((other != null && other.getComponentName() != null) ? 7186 other.getComponentName().getPackageName() : "?"); 7187 throw new PackageManagerException( 7188 INSTALL_FAILED_CONFLICTING_PROVIDER, 7189 "Can't install because provider name " + names[j] 7190 + " (in package " + pkg.applicationInfo.packageName 7191 + ") is already used by " + otherPackageName); 7192 } 7193 } 7194 } 7195 } 7196 } 7197 7198 if (pkg.mAdoptPermissions != null) { 7199 // This package wants to adopt ownership of permissions from 7200 // another package. 7201 for (int i = pkg.mAdoptPermissions.size() - 1; i >= 0; i--) { 7202 final String origName = pkg.mAdoptPermissions.get(i); 7203 final PackageSetting orig = mSettings.peekPackageLPr(origName); 7204 if (orig != null) { 7205 if (verifyPackageUpdateLPr(orig, pkg)) { 7206 Slog.i(TAG, "Adopting permissions from " + origName + " to " 7207 + pkg.packageName); 7208 mSettings.transferPermissionsLPw(origName, pkg.packageName); 7209 } 7210 } 7211 } 7212 } 7213 } 7214 7215 final String pkgName = pkg.packageName; 7216 7217 final long scanFileTime = scanFile.lastModified(); 7218 final boolean forceDex = (scanFlags & SCAN_FORCE_DEX) != 0; 7219 pkg.applicationInfo.processName = fixProcessName( 7220 pkg.applicationInfo.packageName, 7221 pkg.applicationInfo.processName, 7222 pkg.applicationInfo.uid); 7223 7224 if (pkg != mPlatformPackage) { 7225 // This is a normal package, need to make its data directory. 7226 final File dataPath = Environment.getDataUserCredentialEncryptedPackageDirectory( 7227 pkg.volumeUuid, UserHandle.USER_SYSTEM, pkg.packageName); 7228 7229 boolean uidError = false; 7230 if (dataPath.exists()) { 7231 int currentUid = 0; 7232 try { 7233 StructStat stat = Os.stat(dataPath.getPath()); 7234 currentUid = stat.st_uid; 7235 } catch (ErrnoException e) { 7236 Slog.e(TAG, "Couldn't stat path " + dataPath.getPath(), e); 7237 } 7238 7239 // If we have mismatched owners for the data path, we have a problem. 7240 if (currentUid != pkg.applicationInfo.uid) { 7241 boolean recovered = false; 7242 if (currentUid == 0) { 7243 // The directory somehow became owned by root. Wow. 7244 // This is probably because the system was stopped while 7245 // installd was in the middle of messing with its libs 7246 // directory. Ask installd to fix that. 7247 int ret = mInstaller.fixUid(pkg.volumeUuid, pkgName, 7248 pkg.applicationInfo.uid, pkg.applicationInfo.uid); 7249 if (ret >= 0) { 7250 recovered = true; 7251 String msg = "Package " + pkg.packageName 7252 + " unexpectedly changed to uid 0; recovered to " + 7253 + pkg.applicationInfo.uid; 7254 reportSettingsProblem(Log.WARN, msg); 7255 } 7256 } 7257 if (!recovered && ((parseFlags&PackageParser.PARSE_IS_SYSTEM) != 0 7258 || (scanFlags&SCAN_BOOTING) != 0)) { 7259 // If this is a system app, we can at least delete its 7260 // current data so the application will still work. 7261 int ret = removeDataDirsLI(pkg.volumeUuid, pkgName); 7262 if (ret >= 0) { 7263 // TODO: Kill the processes first 7264 // Old data gone! 7265 String prefix = (parseFlags&PackageParser.PARSE_IS_SYSTEM) != 0 7266 ? "System package " : "Third party package "; 7267 String msg = prefix + pkg.packageName 7268 + " has changed from uid: " 7269 + currentUid + " to " 7270 + pkg.applicationInfo.uid + "; old data erased"; 7271 reportSettingsProblem(Log.WARN, msg); 7272 recovered = true; 7273 } 7274 if (!recovered) { 7275 mHasSystemUidErrors = true; 7276 } 7277 } else if (!recovered) { 7278 // If we allow this install to proceed, we will be broken. 7279 // Abort, abort! 7280 throw new PackageManagerException(INSTALL_FAILED_UID_CHANGED, 7281 "scanPackageLI"); 7282 } 7283 if (!recovered) { 7284 pkg.applicationInfo.dataDir = "/mismatched_uid/settings_" 7285 + pkg.applicationInfo.uid + "/fs_" 7286 + currentUid; 7287 pkg.applicationInfo.nativeLibraryDir = pkg.applicationInfo.dataDir; 7288 pkg.applicationInfo.nativeLibraryRootDir = pkg.applicationInfo.dataDir; 7289 String msg = "Package " + pkg.packageName 7290 + " has mismatched uid: " 7291 + currentUid + " on disk, " 7292 + pkg.applicationInfo.uid + " in settings"; 7293 // writer 7294 synchronized (mPackages) { 7295 mSettings.mReadMessages.append(msg); 7296 mSettings.mReadMessages.append('\n'); 7297 uidError = true; 7298 if (!pkgSetting.uidError) { 7299 reportSettingsProblem(Log.ERROR, msg); 7300 } 7301 } 7302 } 7303 } 7304 7305 // Ensure that directories are prepared 7306 createDataDirsLI(pkg.volumeUuid, pkgName, pkg.applicationInfo.uid, 7307 pkg.applicationInfo.seinfo); 7308 7309 if (mShouldRestoreconData) { 7310 Slog.i(TAG, "SELinux relabeling of " + pkg.packageName + " issued."); 7311 mInstaller.restoreconData(pkg.volumeUuid, pkg.packageName, 7312 pkg.applicationInfo.seinfo, pkg.applicationInfo.uid); 7313 } 7314 } else { 7315 if (DEBUG_PACKAGE_SCANNING) { 7316 if ((parseFlags & PackageParser.PARSE_CHATTY) != 0) 7317 Log.v(TAG, "Want this data dir: " + dataPath); 7318 } 7319 createDataDirsLI(pkg.volumeUuid, pkgName, pkg.applicationInfo.uid, 7320 pkg.applicationInfo.seinfo); 7321 } 7322 7323 // Get all of our default paths setup 7324 pkg.applicationInfo.initForUser(UserHandle.USER_SYSTEM); 7325 7326 pkgSetting.uidError = uidError; 7327 } 7328 7329 final String path = scanFile.getPath(); 7330 final String cpuAbiOverride = deriveAbiOverride(pkg.cpuAbiOverride, pkgSetting); 7331 7332 if ((scanFlags & SCAN_NEW_INSTALL) == 0) { 7333 derivePackageAbi(pkg, scanFile, cpuAbiOverride, true /* extract libs */); 7334 7335 // Some system apps still use directory structure for native libraries 7336 // in which case we might end up not detecting abi solely based on apk 7337 // structure. Try to detect abi based on directory structure. 7338 if (isSystemApp(pkg) && !pkg.isUpdatedSystemApp() && 7339 pkg.applicationInfo.primaryCpuAbi == null) { 7340 setBundledAppAbisAndRoots(pkg, pkgSetting); 7341 setNativeLibraryPaths(pkg); 7342 } 7343 7344 } else { 7345 if ((scanFlags & SCAN_MOVE) != 0) { 7346 // We haven't run dex-opt for this move (since we've moved the compiled output too) 7347 // but we already have this packages package info in the PackageSetting. We just 7348 // use that and derive the native library path based on the new codepath. 7349 pkg.applicationInfo.primaryCpuAbi = pkgSetting.primaryCpuAbiString; 7350 pkg.applicationInfo.secondaryCpuAbi = pkgSetting.secondaryCpuAbiString; 7351 } 7352 7353 // Set native library paths again. For moves, the path will be updated based on the 7354 // ABIs we've determined above. For non-moves, the path will be updated based on the 7355 // ABIs we determined during compilation, but the path will depend on the final 7356 // package path (after the rename away from the stage path). 7357 setNativeLibraryPaths(pkg); 7358 } 7359 7360 if (DEBUG_INSTALL) Slog.i(TAG, "Linking native library dir for " + path); 7361 final int[] userIds = sUserManager.getUserIds(); 7362 synchronized (mInstallLock) { 7363 // Make sure all user data directories are ready to roll; we're okay 7364 // if they already exist 7365 if (!TextUtils.isEmpty(pkg.volumeUuid)) { 7366 for (int userId : userIds) { 7367 if (userId != UserHandle.USER_SYSTEM) { 7368 mInstaller.createUserData(pkg.volumeUuid, pkg.packageName, 7369 UserHandle.getUid(userId, pkg.applicationInfo.uid), userId, 7370 pkg.applicationInfo.seinfo); 7371 } 7372 } 7373 } 7374 7375 // Create a native library symlink only if we have native libraries 7376 // and if the native libraries are 32 bit libraries. We do not provide 7377 // this symlink for 64 bit libraries. 7378 if (pkg.applicationInfo.primaryCpuAbi != null && 7379 !VMRuntime.is64BitAbi(pkg.applicationInfo.primaryCpuAbi)) { 7380 Trace.traceBegin(TRACE_TAG_PACKAGE_MANAGER, "linkNativeLib"); 7381 try { 7382 final String nativeLibPath = pkg.applicationInfo.nativeLibraryDir; 7383 for (int userId : userIds) { 7384 if (mInstaller.linkNativeLibraryDirectory(pkg.volumeUuid, pkg.packageName, 7385 nativeLibPath, userId) < 0) { 7386 throw new PackageManagerException(INSTALL_FAILED_INTERNAL_ERROR, 7387 "Failed linking native library dir (user=" + userId + ")"); 7388 } 7389 } 7390 } finally { 7391 Trace.traceEnd(TRACE_TAG_PACKAGE_MANAGER); 7392 } 7393 } 7394 } 7395 7396 // This is a special case for the "system" package, where the ABI is 7397 // dictated by the zygote configuration (and init.rc). We should keep track 7398 // of this ABI so that we can deal with "normal" applications that run under 7399 // the same UID correctly. 7400 if (mPlatformPackage == pkg) { 7401 pkg.applicationInfo.primaryCpuAbi = VMRuntime.getRuntime().is64Bit() ? 7402 Build.SUPPORTED_64_BIT_ABIS[0] : Build.SUPPORTED_32_BIT_ABIS[0]; 7403 } 7404 7405 // If there's a mismatch between the abi-override in the package setting 7406 // and the abiOverride specified for the install. Warn about this because we 7407 // would've already compiled the app without taking the package setting into 7408 // account. 7409 if ((scanFlags & SCAN_NO_DEX) == 0 && (scanFlags & SCAN_NEW_INSTALL) != 0) { 7410 if (cpuAbiOverride == null && pkgSetting.cpuAbiOverrideString != null) { 7411 Slog.w(TAG, "Ignoring persisted ABI override " + cpuAbiOverride + 7412 " for package: " + pkg.packageName); 7413 } 7414 } 7415 7416 pkgSetting.primaryCpuAbiString = pkg.applicationInfo.primaryCpuAbi; 7417 pkgSetting.secondaryCpuAbiString = pkg.applicationInfo.secondaryCpuAbi; 7418 pkgSetting.cpuAbiOverrideString = cpuAbiOverride; 7419 7420 // Copy the derived override back to the parsed package, so that we can 7421 // update the package settings accordingly. 7422 pkg.cpuAbiOverride = cpuAbiOverride; 7423 7424 if (DEBUG_ABI_SELECTION) { 7425 Slog.d(TAG, "Resolved nativeLibraryRoot for " + pkg.applicationInfo.packageName 7426 + " to root=" + pkg.applicationInfo.nativeLibraryRootDir + ", isa=" 7427 + pkg.applicationInfo.nativeLibraryRootRequiresIsa); 7428 } 7429 7430 // Push the derived path down into PackageSettings so we know what to 7431 // clean up at uninstall time. 7432 pkgSetting.legacyNativeLibraryPathString = pkg.applicationInfo.nativeLibraryRootDir; 7433 7434 if (DEBUG_ABI_SELECTION) { 7435 Log.d(TAG, "Abis for package[" + pkg.packageName + "] are" + 7436 " primary=" + pkg.applicationInfo.primaryCpuAbi + 7437 " secondary=" + pkg.applicationInfo.secondaryCpuAbi); 7438 } 7439 7440 if ((scanFlags & SCAN_BOOTING) == 0 && pkgSetting.sharedUser != null) { 7441 // We don't do this here during boot because we can do it all 7442 // at once after scanning all existing packages. 7443 // 7444 // We also do this *before* we perform dexopt on this package, so that 7445 // we can avoid redundant dexopts, and also to make sure we've got the 7446 // code and package path correct. 7447 adjustCpuAbisForSharedUserLPw(pkgSetting.sharedUser.packages, 7448 pkg, true /* boot complete */); 7449 } 7450 7451 if (mFactoryTest && pkg.requestedPermissions.contains( 7452 android.Manifest.permission.FACTORY_TEST)) { 7453 pkg.applicationInfo.flags |= ApplicationInfo.FLAG_FACTORY_TEST; 7454 } 7455 7456 ArrayList<PackageParser.Package> clientLibPkgs = null; 7457 7458 // writer 7459 synchronized (mPackages) { 7460 if ((pkg.applicationInfo.flags&ApplicationInfo.FLAG_SYSTEM) != 0) { 7461 // Only system apps can add new shared libraries. 7462 if (pkg.libraryNames != null) { 7463 for (int i=0; i<pkg.libraryNames.size(); i++) { 7464 String name = pkg.libraryNames.get(i); 7465 boolean allowed = false; 7466 if (pkg.isUpdatedSystemApp()) { 7467 // New library entries can only be added through the 7468 // system image. This is important to get rid of a lot 7469 // of nasty edge cases: for example if we allowed a non- 7470 // system update of the app to add a library, then uninstalling 7471 // the update would make the library go away, and assumptions 7472 // we made such as through app install filtering would now 7473 // have allowed apps on the device which aren't compatible 7474 // with it. Better to just have the restriction here, be 7475 // conservative, and create many fewer cases that can negatively 7476 // impact the user experience. 7477 final PackageSetting sysPs = mSettings 7478 .getDisabledSystemPkgLPr(pkg.packageName); 7479 if (sysPs.pkg != null && sysPs.pkg.libraryNames != null) { 7480 for (int j=0; j<sysPs.pkg.libraryNames.size(); j++) { 7481 if (name.equals(sysPs.pkg.libraryNames.get(j))) { 7482 allowed = true; 7483 break; 7484 } 7485 } 7486 } 7487 } else { 7488 allowed = true; 7489 } 7490 if (allowed) { 7491 if (!mSharedLibraries.containsKey(name)) { 7492 mSharedLibraries.put(name, new SharedLibraryEntry(null, pkg.packageName)); 7493 } else if (!name.equals(pkg.packageName)) { 7494 Slog.w(TAG, "Package " + pkg.packageName + " library " 7495 + name + " already exists; skipping"); 7496 } 7497 } else { 7498 Slog.w(TAG, "Package " + pkg.packageName + " declares lib " 7499 + name + " that is not declared on system image; skipping"); 7500 } 7501 } 7502 if ((scanFlags & SCAN_BOOTING) == 0) { 7503 // If we are not booting, we need to update any applications 7504 // that are clients of our shared library. If we are booting, 7505 // this will all be done once the scan is complete. 7506 clientLibPkgs = updateAllSharedLibrariesLPw(pkg); 7507 } 7508 } 7509 } 7510 } 7511 7512 // Request the ActivityManager to kill the process(only for existing packages) 7513 // so that we do not end up in a confused state while the user is still using the older 7514 // version of the application while the new one gets installed. 7515 if ((scanFlags & SCAN_REPLACING) != 0) { 7516 Trace.traceBegin(TRACE_TAG_PACKAGE_MANAGER, "killApplication"); 7517 7518 killApplication(pkg.applicationInfo.packageName, 7519 pkg.applicationInfo.uid, "replace pkg"); 7520 7521 Trace.traceEnd(TRACE_TAG_PACKAGE_MANAGER); 7522 } 7523 7524 // Also need to kill any apps that are dependent on the library. 7525 if (clientLibPkgs != null) { 7526 for (int i=0; i<clientLibPkgs.size(); i++) { 7527 PackageParser.Package clientPkg = clientLibPkgs.get(i); 7528 killApplication(clientPkg.applicationInfo.packageName, 7529 clientPkg.applicationInfo.uid, "update lib"); 7530 } 7531 } 7532 7533 // Make sure we're not adding any bogus keyset info 7534 KeySetManagerService ksms = mSettings.mKeySetManagerService; 7535 ksms.assertScannedPackageValid(pkg); 7536 7537 // writer 7538 Trace.traceBegin(TRACE_TAG_PACKAGE_MANAGER, "updateSettings"); 7539 7540 boolean createIdmapFailed = false; 7541 synchronized (mPackages) { 7542 // We don't expect installation to fail beyond this point 7543 7544 // Add the new setting to mSettings 7545 mSettings.insertPackageSettingLPw(pkgSetting, pkg); 7546 // Add the new setting to mPackages 7547 mPackages.put(pkg.applicationInfo.packageName, pkg); 7548 // Make sure we don't accidentally delete its data. 7549 final Iterator<PackageCleanItem> iter = mSettings.mPackagesToBeCleaned.iterator(); 7550 while (iter.hasNext()) { 7551 PackageCleanItem item = iter.next(); 7552 if (pkgName.equals(item.packageName)) { 7553 iter.remove(); 7554 } 7555 } 7556 7557 // Take care of first install / last update times. 7558 if (currentTime != 0) { 7559 if (pkgSetting.firstInstallTime == 0) { 7560 pkgSetting.firstInstallTime = pkgSetting.lastUpdateTime = currentTime; 7561 } else if ((scanFlags&SCAN_UPDATE_TIME) != 0) { 7562 pkgSetting.lastUpdateTime = currentTime; 7563 } 7564 } else if (pkgSetting.firstInstallTime == 0) { 7565 // We need *something*. Take time time stamp of the file. 7566 pkgSetting.firstInstallTime = pkgSetting.lastUpdateTime = scanFileTime; 7567 } else if ((parseFlags&PackageParser.PARSE_IS_SYSTEM_DIR) != 0) { 7568 if (scanFileTime != pkgSetting.timeStamp) { 7569 // A package on the system image has changed; consider this 7570 // to be an update. 7571 pkgSetting.lastUpdateTime = scanFileTime; 7572 } 7573 } 7574 7575 // Add the package's KeySets to the global KeySetManagerService 7576 ksms.addScannedPackageLPw(pkg); 7577 7578 int N = pkg.providers.size(); 7579 StringBuilder r = null; 7580 int i; 7581 for (i=0; i<N; i++) { 7582 PackageParser.Provider p = pkg.providers.get(i); 7583 p.info.processName = fixProcessName(pkg.applicationInfo.processName, 7584 p.info.processName, pkg.applicationInfo.uid); 7585 mProviders.addProvider(p); 7586 p.syncable = p.info.isSyncable; 7587 if (p.info.authority != null) { 7588 String names[] = p.info.authority.split(";"); 7589 p.info.authority = null; 7590 for (int j = 0; j < names.length; j++) { 7591 if (j == 1 && p.syncable) { 7592 // We only want the first authority for a provider to possibly be 7593 // syncable, so if we already added this provider using a different 7594 // authority clear the syncable flag. We copy the provider before 7595 // changing it because the mProviders object contains a reference 7596 // to a provider that we don't want to change. 7597 // Only do this for the second authority since the resulting provider 7598 // object can be the same for all future authorities for this provider. 7599 p = new PackageParser.Provider(p); 7600 p.syncable = false; 7601 } 7602 if (!mProvidersByAuthority.containsKey(names[j])) { 7603 mProvidersByAuthority.put(names[j], p); 7604 if (p.info.authority == null) { 7605 p.info.authority = names[j]; 7606 } else { 7607 p.info.authority = p.info.authority + ";" + names[j]; 7608 } 7609 if (DEBUG_PACKAGE_SCANNING) { 7610 if ((parseFlags & PackageParser.PARSE_CHATTY) != 0) 7611 Log.d(TAG, "Registered content provider: " + names[j] 7612 + ", className = " + p.info.name + ", isSyncable = " 7613 + p.info.isSyncable); 7614 } 7615 } else { 7616 PackageParser.Provider other = mProvidersByAuthority.get(names[j]); 7617 Slog.w(TAG, "Skipping provider name " + names[j] + 7618 " (in package " + pkg.applicationInfo.packageName + 7619 "): name already used by " 7620 + ((other != null && other.getComponentName() != null) 7621 ? other.getComponentName().getPackageName() : "?")); 7622 } 7623 } 7624 } 7625 if ((parseFlags&PackageParser.PARSE_CHATTY) != 0) { 7626 if (r == null) { 7627 r = new StringBuilder(256); 7628 } else { 7629 r.append(' '); 7630 } 7631 r.append(p.info.name); 7632 } 7633 } 7634 if (r != null) { 7635 if (DEBUG_PACKAGE_SCANNING) Log.d(TAG, " Providers: " + r); 7636 } 7637 7638 N = pkg.services.size(); 7639 r = null; 7640 for (i=0; i<N; i++) { 7641 PackageParser.Service s = pkg.services.get(i); 7642 s.info.processName = fixProcessName(pkg.applicationInfo.processName, 7643 s.info.processName, pkg.applicationInfo.uid); 7644 mServices.addService(s); 7645 if ((parseFlags&PackageParser.PARSE_CHATTY) != 0) { 7646 if (r == null) { 7647 r = new StringBuilder(256); 7648 } else { 7649 r.append(' '); 7650 } 7651 r.append(s.info.name); 7652 } 7653 } 7654 if (r != null) { 7655 if (DEBUG_PACKAGE_SCANNING) Log.d(TAG, " Services: " + r); 7656 } 7657 7658 N = pkg.receivers.size(); 7659 r = null; 7660 for (i=0; i<N; i++) { 7661 PackageParser.Activity a = pkg.receivers.get(i); 7662 a.info.processName = fixProcessName(pkg.applicationInfo.processName, 7663 a.info.processName, pkg.applicationInfo.uid); 7664 mReceivers.addActivity(a, "receiver"); 7665 if ((parseFlags&PackageParser.PARSE_CHATTY) != 0) { 7666 if (r == null) { 7667 r = new StringBuilder(256); 7668 } else { 7669 r.append(' '); 7670 } 7671 r.append(a.info.name); 7672 } 7673 } 7674 if (r != null) { 7675 if (DEBUG_PACKAGE_SCANNING) Log.d(TAG, " Receivers: " + r); 7676 } 7677 7678 N = pkg.activities.size(); 7679 r = null; 7680 for (i=0; i<N; i++) { 7681 PackageParser.Activity a = pkg.activities.get(i); 7682 a.info.processName = fixProcessName(pkg.applicationInfo.processName, 7683 a.info.processName, pkg.applicationInfo.uid); 7684 mActivities.addActivity(a, "activity"); 7685 if ((parseFlags&PackageParser.PARSE_CHATTY) != 0) { 7686 if (r == null) { 7687 r = new StringBuilder(256); 7688 } else { 7689 r.append(' '); 7690 } 7691 r.append(a.info.name); 7692 } 7693 } 7694 if (r != null) { 7695 if (DEBUG_PACKAGE_SCANNING) Log.d(TAG, " Activities: " + r); 7696 } 7697 7698 N = pkg.permissionGroups.size(); 7699 r = null; 7700 for (i=0; i<N; i++) { 7701 PackageParser.PermissionGroup pg = pkg.permissionGroups.get(i); 7702 PackageParser.PermissionGroup cur = mPermissionGroups.get(pg.info.name); 7703 if (cur == null) { 7704 mPermissionGroups.put(pg.info.name, pg); 7705 if ((parseFlags&PackageParser.PARSE_CHATTY) != 0) { 7706 if (r == null) { 7707 r = new StringBuilder(256); 7708 } else { 7709 r.append(' '); 7710 } 7711 r.append(pg.info.name); 7712 } 7713 } else { 7714 Slog.w(TAG, "Permission group " + pg.info.name + " from package " 7715 + pg.info.packageName + " ignored: original from " 7716 + cur.info.packageName); 7717 if ((parseFlags&PackageParser.PARSE_CHATTY) != 0) { 7718 if (r == null) { 7719 r = new StringBuilder(256); 7720 } else { 7721 r.append(' '); 7722 } 7723 r.append("DUP:"); 7724 r.append(pg.info.name); 7725 } 7726 } 7727 } 7728 if (r != null) { 7729 if (DEBUG_PACKAGE_SCANNING) Log.d(TAG, " Permission Groups: " + r); 7730 } 7731 7732 N = pkg.permissions.size(); 7733 r = null; 7734 for (i=0; i<N; i++) { 7735 PackageParser.Permission p = pkg.permissions.get(i); 7736 7737 // Assume by default that we did not install this permission into the system. 7738 p.info.flags &= ~PermissionInfo.FLAG_INSTALLED; 7739 7740 // Now that permission groups have a special meaning, we ignore permission 7741 // groups for legacy apps to prevent unexpected behavior. In particular, 7742 // permissions for one app being granted to someone just becuase they happen 7743 // to be in a group defined by another app (before this had no implications). 7744 if (pkg.applicationInfo.targetSdkVersion > Build.VERSION_CODES.LOLLIPOP_MR1) { 7745 p.group = mPermissionGroups.get(p.info.group); 7746 // Warn for a permission in an unknown group. 7747 if (p.info.group != null && p.group == null) { 7748 Slog.w(TAG, "Permission " + p.info.name + " from package " 7749 + p.info.packageName + " in an unknown group " + p.info.group); 7750 } 7751 } 7752 7753 ArrayMap<String, BasePermission> permissionMap = 7754 p.tree ? mSettings.mPermissionTrees 7755 : mSettings.mPermissions; 7756 BasePermission bp = permissionMap.get(p.info.name); 7757 7758 // Allow system apps to redefine non-system permissions 7759 if (bp != null && !Objects.equals(bp.sourcePackage, p.info.packageName)) { 7760 final boolean currentOwnerIsSystem = (bp.perm != null 7761 && isSystemApp(bp.perm.owner)); 7762 if (isSystemApp(p.owner)) { 7763 if (bp.type == BasePermission.TYPE_BUILTIN && bp.perm == null) { 7764 // It's a built-in permission and no owner, take ownership now 7765 bp.packageSetting = pkgSetting; 7766 bp.perm = p; 7767 bp.uid = pkg.applicationInfo.uid; 7768 bp.sourcePackage = p.info.packageName; 7769 p.info.flags |= PermissionInfo.FLAG_INSTALLED; 7770 } else if (!currentOwnerIsSystem) { 7771 String msg = "New decl " + p.owner + " of permission " 7772 + p.info.name + " is system; overriding " + bp.sourcePackage; 7773 reportSettingsProblem(Log.WARN, msg); 7774 bp = null; 7775 } 7776 } 7777 } 7778 7779 if (bp == null) { 7780 bp = new BasePermission(p.info.name, p.info.packageName, 7781 BasePermission.TYPE_NORMAL); 7782 permissionMap.put(p.info.name, bp); 7783 } 7784 7785 if (bp.perm == null) { 7786 if (bp.sourcePackage == null 7787 || bp.sourcePackage.equals(p.info.packageName)) { 7788 BasePermission tree = findPermissionTreeLP(p.info.name); 7789 if (tree == null 7790 || tree.sourcePackage.equals(p.info.packageName)) { 7791 bp.packageSetting = pkgSetting; 7792 bp.perm = p; 7793 bp.uid = pkg.applicationInfo.uid; 7794 bp.sourcePackage = p.info.packageName; 7795 p.info.flags |= PermissionInfo.FLAG_INSTALLED; 7796 if ((parseFlags&PackageParser.PARSE_CHATTY) != 0) { 7797 if (r == null) { 7798 r = new StringBuilder(256); 7799 } else { 7800 r.append(' '); 7801 } 7802 r.append(p.info.name); 7803 } 7804 } else { 7805 Slog.w(TAG, "Permission " + p.info.name + " from package " 7806 + p.info.packageName + " ignored: base tree " 7807 + tree.name + " is from package " 7808 + tree.sourcePackage); 7809 } 7810 } else { 7811 Slog.w(TAG, "Permission " + p.info.name + " from package " 7812 + p.info.packageName + " ignored: original from " 7813 + bp.sourcePackage); 7814 } 7815 } else if ((parseFlags&PackageParser.PARSE_CHATTY) != 0) { 7816 if (r == null) { 7817 r = new StringBuilder(256); 7818 } else { 7819 r.append(' '); 7820 } 7821 r.append("DUP:"); 7822 r.append(p.info.name); 7823 } 7824 if (bp.perm == p) { 7825 bp.protectionLevel = p.info.protectionLevel; 7826 } 7827 } 7828 7829 if (r != null) { 7830 if (DEBUG_PACKAGE_SCANNING) Log.d(TAG, " Permissions: " + r); 7831 } 7832 7833 N = pkg.instrumentation.size(); 7834 r = null; 7835 for (i=0; i<N; i++) { 7836 PackageParser.Instrumentation a = pkg.instrumentation.get(i); 7837 a.info.packageName = pkg.applicationInfo.packageName; 7838 a.info.sourceDir = pkg.applicationInfo.sourceDir; 7839 a.info.publicSourceDir = pkg.applicationInfo.publicSourceDir; 7840 a.info.splitSourceDirs = pkg.applicationInfo.splitSourceDirs; 7841 a.info.splitPublicSourceDirs = pkg.applicationInfo.splitPublicSourceDirs; 7842 a.info.dataDir = pkg.applicationInfo.dataDir; 7843 a.info.deviceEncryptedDataDir = pkg.applicationInfo.deviceEncryptedDataDir; 7844 a.info.credentialEncryptedDataDir = pkg.applicationInfo.credentialEncryptedDataDir; 7845 7846 // TODO: Update instrumentation.nativeLibraryDir as well ? Does it 7847 // need other information about the application, like the ABI and what not ? 7848 a.info.nativeLibraryDir = pkg.applicationInfo.nativeLibraryDir; 7849 mInstrumentation.put(a.getComponentName(), a); 7850 if ((parseFlags&PackageParser.PARSE_CHATTY) != 0) { 7851 if (r == null) { 7852 r = new StringBuilder(256); 7853 } else { 7854 r.append(' '); 7855 } 7856 r.append(a.info.name); 7857 } 7858 } 7859 if (r != null) { 7860 if (DEBUG_PACKAGE_SCANNING) Log.d(TAG, " Instrumentation: " + r); 7861 } 7862 7863 if (pkg.protectedBroadcasts != null) { 7864 N = pkg.protectedBroadcasts.size(); 7865 for (i=0; i<N; i++) { 7866 mProtectedBroadcasts.add(pkg.protectedBroadcasts.get(i)); 7867 } 7868 } 7869 7870 pkgSetting.setTimeStamp(scanFileTime); 7871 7872 // Create idmap files for pairs of (packages, overlay packages). 7873 // Note: "android", ie framework-res.apk, is handled by native layers. 7874 if (pkg.mOverlayTarget != null) { 7875 // This is an overlay package. 7876 if (pkg.mOverlayTarget != null && !pkg.mOverlayTarget.equals("android")) { 7877 if (!mOverlays.containsKey(pkg.mOverlayTarget)) { 7878 mOverlays.put(pkg.mOverlayTarget, 7879 new ArrayMap<String, PackageParser.Package>()); 7880 } 7881 ArrayMap<String, PackageParser.Package> map = mOverlays.get(pkg.mOverlayTarget); 7882 map.put(pkg.packageName, pkg); 7883 PackageParser.Package orig = mPackages.get(pkg.mOverlayTarget); 7884 if (orig != null && !createIdmapForPackagePairLI(orig, pkg)) { 7885 createIdmapFailed = true; 7886 } 7887 } 7888 } else if (mOverlays.containsKey(pkg.packageName) && 7889 !pkg.packageName.equals("android")) { 7890 // This is a regular package, with one or more known overlay packages. 7891 createIdmapsForPackageLI(pkg); 7892 } 7893 } 7894 7895 Trace.traceEnd(TRACE_TAG_PACKAGE_MANAGER); 7896 7897 if (createIdmapFailed) { 7898 throw new PackageManagerException(INSTALL_FAILED_UPDATE_INCOMPATIBLE, 7899 "scanPackageLI failed to createIdmap"); 7900 } 7901 return pkg; 7902 } 7903 7904 /** 7905 * Derive the ABI of a non-system package located at {@code scanFile}. This information 7906 * is derived purely on the basis of the contents of {@code scanFile} and 7907 * {@code cpuAbiOverride}. 7908 * 7909 * If {@code extractLibs} is true, native libraries are extracted from the app if required. 7910 */ 7911 public void derivePackageAbi(PackageParser.Package pkg, File scanFile, 7912 String cpuAbiOverride, boolean extractLibs) 7913 throws PackageManagerException { 7914 // TODO: We can probably be smarter about this stuff. For installed apps, 7915 // we can calculate this information at install time once and for all. For 7916 // system apps, we can probably assume that this information doesn't change 7917 // after the first boot scan. As things stand, we do lots of unnecessary work. 7918 7919 // Give ourselves some initial paths; we'll come back for another 7920 // pass once we've determined ABI below. 7921 setNativeLibraryPaths(pkg); 7922 7923 // We would never need to extract libs for forward-locked and external packages, 7924 // since the container service will do it for us. We shouldn't attempt to 7925 // extract libs from system app when it was not updated. 7926 if (pkg.isForwardLocked() || pkg.applicationInfo.isExternalAsec() || 7927 (isSystemApp(pkg) && !pkg.isUpdatedSystemApp())) { 7928 extractLibs = false; 7929 } 7930 7931 final String nativeLibraryRootStr = pkg.applicationInfo.nativeLibraryRootDir; 7932 final boolean useIsaSpecificSubdirs = pkg.applicationInfo.nativeLibraryRootRequiresIsa; 7933 7934 NativeLibraryHelper.Handle handle = null; 7935 try { 7936 handle = NativeLibraryHelper.Handle.create(pkg); 7937 // TODO(multiArch): This can be null for apps that didn't go through the 7938 // usual installation process. We can calculate it again, like we 7939 // do during install time. 7940 // 7941 // TODO(multiArch): Why do we need to rescan ASEC apps again ? It seems totally 7942 // unnecessary. 7943 final File nativeLibraryRoot = new File(nativeLibraryRootStr); 7944 7945 // Null out the abis so that they can be recalculated. 7946 pkg.applicationInfo.primaryCpuAbi = null; 7947 pkg.applicationInfo.secondaryCpuAbi = null; 7948 if (isMultiArch(pkg.applicationInfo)) { 7949 // Warn if we've set an abiOverride for multi-lib packages.. 7950 // By definition, we need to copy both 32 and 64 bit libraries for 7951 // such packages. 7952 if (pkg.cpuAbiOverride != null 7953 && !NativeLibraryHelper.CLEAR_ABI_OVERRIDE.equals(pkg.cpuAbiOverride)) { 7954 Slog.w(TAG, "Ignoring abiOverride for multi arch application."); 7955 } 7956 7957 int abi32 = PackageManager.NO_NATIVE_LIBRARIES; 7958 int abi64 = PackageManager.NO_NATIVE_LIBRARIES; 7959 if (Build.SUPPORTED_32_BIT_ABIS.length > 0) { 7960 if (extractLibs) { 7961 abi32 = NativeLibraryHelper.copyNativeBinariesForSupportedAbi(handle, 7962 nativeLibraryRoot, Build.SUPPORTED_32_BIT_ABIS, 7963 useIsaSpecificSubdirs); 7964 } else { 7965 abi32 = NativeLibraryHelper.findSupportedAbi(handle, Build.SUPPORTED_32_BIT_ABIS); 7966 } 7967 } 7968 7969 maybeThrowExceptionForMultiArchCopy( 7970 "Error unpackaging 32 bit native libs for multiarch app.", abi32); 7971 7972 if (Build.SUPPORTED_64_BIT_ABIS.length > 0) { 7973 if (extractLibs) { 7974 abi64 = NativeLibraryHelper.copyNativeBinariesForSupportedAbi(handle, 7975 nativeLibraryRoot, Build.SUPPORTED_64_BIT_ABIS, 7976 useIsaSpecificSubdirs); 7977 } else { 7978 abi64 = NativeLibraryHelper.findSupportedAbi(handle, Build.SUPPORTED_64_BIT_ABIS); 7979 } 7980 } 7981 7982 maybeThrowExceptionForMultiArchCopy( 7983 "Error unpackaging 64 bit native libs for multiarch app.", abi64); 7984 7985 if (abi64 >= 0) { 7986 pkg.applicationInfo.primaryCpuAbi = Build.SUPPORTED_64_BIT_ABIS[abi64]; 7987 } 7988 7989 if (abi32 >= 0) { 7990 final String abi = Build.SUPPORTED_32_BIT_ABIS[abi32]; 7991 if (abi64 >= 0) { 7992 pkg.applicationInfo.secondaryCpuAbi = abi; 7993 } else { 7994 pkg.applicationInfo.primaryCpuAbi = abi; 7995 } 7996 } 7997 } else { 7998 String[] abiList = (cpuAbiOverride != null) ? 7999 new String[] { cpuAbiOverride } : Build.SUPPORTED_ABIS; 8000 8001 // Enable gross and lame hacks for apps that are built with old 8002 // SDK tools. We must scan their APKs for renderscript bitcode and 8003 // not launch them if it's present. Don't bother checking on devices 8004 // that don't have 64 bit support. 8005 boolean needsRenderScriptOverride = false; 8006 if (Build.SUPPORTED_64_BIT_ABIS.length > 0 && cpuAbiOverride == null && 8007 NativeLibraryHelper.hasRenderscriptBitcode(handle)) { 8008 abiList = Build.SUPPORTED_32_BIT_ABIS; 8009 needsRenderScriptOverride = true; 8010 } 8011 8012 final int copyRet; 8013 if (extractLibs) { 8014 copyRet = NativeLibraryHelper.copyNativeBinariesForSupportedAbi(handle, 8015 nativeLibraryRoot, abiList, useIsaSpecificSubdirs); 8016 } else { 8017 copyRet = NativeLibraryHelper.findSupportedAbi(handle, abiList); 8018 } 8019 8020 if (copyRet < 0 && copyRet != PackageManager.NO_NATIVE_LIBRARIES) { 8021 throw new PackageManagerException(INSTALL_FAILED_INTERNAL_ERROR, 8022 "Error unpackaging native libs for app, errorCode=" + copyRet); 8023 } 8024 8025 if (copyRet >= 0) { 8026 pkg.applicationInfo.primaryCpuAbi = abiList[copyRet]; 8027 } else if (copyRet == PackageManager.NO_NATIVE_LIBRARIES && cpuAbiOverride != null) { 8028 pkg.applicationInfo.primaryCpuAbi = cpuAbiOverride; 8029 } else if (needsRenderScriptOverride) { 8030 pkg.applicationInfo.primaryCpuAbi = abiList[0]; 8031 } 8032 } 8033 } catch (IOException ioe) { 8034 Slog.e(TAG, "Unable to get canonical file " + ioe.toString()); 8035 } finally { 8036 IoUtils.closeQuietly(handle); 8037 } 8038 8039 // Now that we've calculated the ABIs and determined if it's an internal app, 8040 // we will go ahead and populate the nativeLibraryPath. 8041 setNativeLibraryPaths(pkg); 8042 } 8043 8044 /** 8045 * Adjusts ABIs for a set of packages belonging to a shared user so that they all match. 8046 * i.e, so that all packages can be run inside a single process if required. 8047 * 8048 * Optionally, callers can pass in a parsed package via {@code newPackage} in which case 8049 * this function will either try and make the ABI for all packages in {@code packagesForUser} 8050 * match {@code scannedPackage} or will update the ABI of {@code scannedPackage} to match 8051 * the ABI selected for {@code packagesForUser}. This variant is used when installing or 8052 * updating a package that belongs to a shared user. 8053 * 8054 * NOTE: We currently only match for the primary CPU abi string. Matching the secondary 8055 * adds unnecessary complexity. 8056 */ 8057 private void adjustCpuAbisForSharedUserLPw(Set<PackageSetting> packagesForUser, 8058 PackageParser.Package scannedPackage, boolean bootComplete) { 8059 String requiredInstructionSet = null; 8060 if (scannedPackage != null && scannedPackage.applicationInfo.primaryCpuAbi != null) { 8061 requiredInstructionSet = VMRuntime.getInstructionSet( 8062 scannedPackage.applicationInfo.primaryCpuAbi); 8063 } 8064 8065 PackageSetting requirer = null; 8066 for (PackageSetting ps : packagesForUser) { 8067 // If packagesForUser contains scannedPackage, we skip it. This will happen 8068 // when scannedPackage is an update of an existing package. Without this check, 8069 // we will never be able to change the ABI of any package belonging to a shared 8070 // user, even if it's compatible with other packages. 8071 if (scannedPackage == null || !scannedPackage.packageName.equals(ps.name)) { 8072 if (ps.primaryCpuAbiString == null) { 8073 continue; 8074 } 8075 8076 final String instructionSet = VMRuntime.getInstructionSet(ps.primaryCpuAbiString); 8077 if (requiredInstructionSet != null && !instructionSet.equals(requiredInstructionSet)) { 8078 // We have a mismatch between instruction sets (say arm vs arm64) warn about 8079 // this but there's not much we can do. 8080 String errorMessage = "Instruction set mismatch, " 8081 + ((requirer == null) ? "[caller]" : requirer) 8082 + " requires " + requiredInstructionSet + " whereas " + ps 8083 + " requires " + instructionSet; 8084 Slog.w(TAG, errorMessage); 8085 } 8086 8087 if (requiredInstructionSet == null) { 8088 requiredInstructionSet = instructionSet; 8089 requirer = ps; 8090 } 8091 } 8092 } 8093 8094 if (requiredInstructionSet != null) { 8095 String adjustedAbi; 8096 if (requirer != null) { 8097 // requirer != null implies that either scannedPackage was null or that scannedPackage 8098 // did not require an ABI, in which case we have to adjust scannedPackage to match 8099 // the ABI of the set (which is the same as requirer's ABI) 8100 adjustedAbi = requirer.primaryCpuAbiString; 8101 if (scannedPackage != null) { 8102 scannedPackage.applicationInfo.primaryCpuAbi = adjustedAbi; 8103 } 8104 } else { 8105 // requirer == null implies that we're updating all ABIs in the set to 8106 // match scannedPackage. 8107 adjustedAbi = scannedPackage.applicationInfo.primaryCpuAbi; 8108 } 8109 8110 for (PackageSetting ps : packagesForUser) { 8111 if (scannedPackage == null || !scannedPackage.packageName.equals(ps.name)) { 8112 if (ps.primaryCpuAbiString != null) { 8113 continue; 8114 } 8115 8116 ps.primaryCpuAbiString = adjustedAbi; 8117 if (ps.pkg != null && ps.pkg.applicationInfo != null) { 8118 ps.pkg.applicationInfo.primaryCpuAbi = adjustedAbi; 8119 Slog.i(TAG, "Adjusting ABI for : " + ps.name + " to " + adjustedAbi); 8120 mInstaller.rmdex(ps.codePathString, 8121 getDexCodeInstructionSet(getPreferredInstructionSet())); 8122 } 8123 } 8124 } 8125 } 8126 } 8127 8128 private void setUpCustomResolverActivity(PackageParser.Package pkg) { 8129 synchronized (mPackages) { 8130 mResolverReplaced = true; 8131 // Set up information for custom user intent resolution activity. 8132 mResolveActivity.applicationInfo = pkg.applicationInfo; 8133 mResolveActivity.name = mCustomResolverComponentName.getClassName(); 8134 mResolveActivity.packageName = pkg.applicationInfo.packageName; 8135 mResolveActivity.processName = pkg.applicationInfo.packageName; 8136 mResolveActivity.launchMode = ActivityInfo.LAUNCH_MULTIPLE; 8137 mResolveActivity.flags = ActivityInfo.FLAG_EXCLUDE_FROM_RECENTS | 8138 ActivityInfo.FLAG_FINISH_ON_CLOSE_SYSTEM_DIALOGS; 8139 mResolveActivity.theme = 0; 8140 mResolveActivity.exported = true; 8141 mResolveActivity.enabled = true; 8142 mResolveInfo.activityInfo = mResolveActivity; 8143 mResolveInfo.priority = 0; 8144 mResolveInfo.preferredOrder = 0; 8145 mResolveInfo.match = 0; 8146 mResolveComponentName = mCustomResolverComponentName; 8147 Slog.i(TAG, "Replacing default ResolverActivity with custom activity: " + 8148 mResolveComponentName); 8149 } 8150 } 8151 8152 private void setUpEphemeralInstallerActivityLP(ComponentName installerComponent) { 8153 final PackageParser.Package pkg = mPackages.get(installerComponent.getPackageName()); 8154 8155 // Set up information for ephemeral installer activity 8156 mEphemeralInstallerActivity.applicationInfo = pkg.applicationInfo; 8157 mEphemeralInstallerActivity.name = mEphemeralInstallerComponent.getClassName(); 8158 mEphemeralInstallerActivity.packageName = pkg.applicationInfo.packageName; 8159 mEphemeralInstallerActivity.processName = pkg.applicationInfo.packageName; 8160 mEphemeralInstallerActivity.launchMode = ActivityInfo.LAUNCH_MULTIPLE; 8161 mEphemeralInstallerActivity.flags = ActivityInfo.FLAG_EXCLUDE_FROM_RECENTS | 8162 ActivityInfo.FLAG_FINISH_ON_CLOSE_SYSTEM_DIALOGS; 8163 mEphemeralInstallerActivity.theme = 0; 8164 mEphemeralInstallerActivity.exported = true; 8165 mEphemeralInstallerActivity.enabled = true; 8166 mEphemeralInstallerInfo.activityInfo = mEphemeralInstallerActivity; 8167 mEphemeralInstallerInfo.priority = 0; 8168 mEphemeralInstallerInfo.preferredOrder = 0; 8169 mEphemeralInstallerInfo.match = 0; 8170 8171 if (DEBUG_EPHEMERAL) { 8172 Slog.d(TAG, "Set ephemeral installer activity: " + mEphemeralInstallerComponent); 8173 } 8174 } 8175 8176 private static String calculateBundledApkRoot(final String codePathString) { 8177 final File codePath = new File(codePathString); 8178 final File codeRoot; 8179 if (FileUtils.contains(Environment.getRootDirectory(), codePath)) { 8180 codeRoot = Environment.getRootDirectory(); 8181 } else if (FileUtils.contains(Environment.getOemDirectory(), codePath)) { 8182 codeRoot = Environment.getOemDirectory(); 8183 } else if (FileUtils.contains(Environment.getVendorDirectory(), codePath)) { 8184 codeRoot = Environment.getVendorDirectory(); 8185 } else { 8186 // Unrecognized code path; take its top real segment as the apk root: 8187 // e.g. /something/app/blah.apk => /something 8188 try { 8189 File f = codePath.getCanonicalFile(); 8190 File parent = f.getParentFile(); // non-null because codePath is a file 8191 File tmp; 8192 while ((tmp = parent.getParentFile()) != null) { 8193 f = parent; 8194 parent = tmp; 8195 } 8196 codeRoot = f; 8197 Slog.w(TAG, "Unrecognized code path " 8198 + codePath + " - using " + codeRoot); 8199 } catch (IOException e) { 8200 // Can't canonicalize the code path -- shenanigans? 8201 Slog.w(TAG, "Can't canonicalize code path " + codePath); 8202 return Environment.getRootDirectory().getPath(); 8203 } 8204 } 8205 return codeRoot.getPath(); 8206 } 8207 8208 /** 8209 * Derive and set the location of native libraries for the given package, 8210 * which varies depending on where and how the package was installed. 8211 */ 8212 private void setNativeLibraryPaths(PackageParser.Package pkg) { 8213 final ApplicationInfo info = pkg.applicationInfo; 8214 final String codePath = pkg.codePath; 8215 final File codeFile = new File(codePath); 8216 final boolean bundledApp = info.isSystemApp() && !info.isUpdatedSystemApp(); 8217 final boolean asecApp = info.isForwardLocked() || info.isExternalAsec(); 8218 8219 info.nativeLibraryRootDir = null; 8220 info.nativeLibraryRootRequiresIsa = false; 8221 info.nativeLibraryDir = null; 8222 info.secondaryNativeLibraryDir = null; 8223 8224 if (isApkFile(codeFile)) { 8225 // Monolithic install 8226 if (bundledApp) { 8227 // If "/system/lib64/apkname" exists, assume that is the per-package 8228 // native library directory to use; otherwise use "/system/lib/apkname". 8229 final String apkRoot = calculateBundledApkRoot(info.sourceDir); 8230 final boolean is64Bit = VMRuntime.is64BitInstructionSet( 8231 getPrimaryInstructionSet(info)); 8232 8233 // This is a bundled system app so choose the path based on the ABI. 8234 // if it's a 64 bit abi, use lib64 otherwise use lib32. Note that this 8235 // is just the default path. 8236 final String apkName = deriveCodePathName(codePath); 8237 final String libDir = is64Bit ? LIB64_DIR_NAME : LIB_DIR_NAME; 8238 info.nativeLibraryRootDir = Environment.buildPath(new File(apkRoot), libDir, 8239 apkName).getAbsolutePath(); 8240 8241 if (info.secondaryCpuAbi != null) { 8242 final String secondaryLibDir = is64Bit ? LIB_DIR_NAME : LIB64_DIR_NAME; 8243 info.secondaryNativeLibraryDir = Environment.buildPath(new File(apkRoot), 8244 secondaryLibDir, apkName).getAbsolutePath(); 8245 } 8246 } else if (asecApp) { 8247 info.nativeLibraryRootDir = new File(codeFile.getParentFile(), LIB_DIR_NAME) 8248 .getAbsolutePath(); 8249 } else { 8250 final String apkName = deriveCodePathName(codePath); 8251 info.nativeLibraryRootDir = new File(mAppLib32InstallDir, apkName) 8252 .getAbsolutePath(); 8253 } 8254 8255 info.nativeLibraryRootRequiresIsa = false; 8256 info.nativeLibraryDir = info.nativeLibraryRootDir; 8257 } else { 8258 // Cluster install 8259 info.nativeLibraryRootDir = new File(codeFile, LIB_DIR_NAME).getAbsolutePath(); 8260 info.nativeLibraryRootRequiresIsa = true; 8261 8262 info.nativeLibraryDir = new File(info.nativeLibraryRootDir, 8263 getPrimaryInstructionSet(info)).getAbsolutePath(); 8264 8265 if (info.secondaryCpuAbi != null) { 8266 info.secondaryNativeLibraryDir = new File(info.nativeLibraryRootDir, 8267 VMRuntime.getInstructionSet(info.secondaryCpuAbi)).getAbsolutePath(); 8268 } 8269 } 8270 } 8271 8272 /** 8273 * Calculate the abis and roots for a bundled app. These can uniquely 8274 * be determined from the contents of the system partition, i.e whether 8275 * it contains 64 or 32 bit shared libraries etc. We do not validate any 8276 * of this information, and instead assume that the system was built 8277 * sensibly. 8278 */ 8279 private void setBundledAppAbisAndRoots(PackageParser.Package pkg, 8280 PackageSetting pkgSetting) { 8281 final String apkName = deriveCodePathName(pkg.applicationInfo.getCodePath()); 8282 8283 // If "/system/lib64/apkname" exists, assume that is the per-package 8284 // native library directory to use; otherwise use "/system/lib/apkname". 8285 final String apkRoot = calculateBundledApkRoot(pkg.applicationInfo.sourceDir); 8286 setBundledAppAbi(pkg, apkRoot, apkName); 8287 // pkgSetting might be null during rescan following uninstall of updates 8288 // to a bundled app, so accommodate that possibility. The settings in 8289 // that case will be established later from the parsed package. 8290 // 8291 // If the settings aren't null, sync them up with what we've just derived. 8292 // note that apkRoot isn't stored in the package settings. 8293 if (pkgSetting != null) { 8294 pkgSetting.primaryCpuAbiString = pkg.applicationInfo.primaryCpuAbi; 8295 pkgSetting.secondaryCpuAbiString = pkg.applicationInfo.secondaryCpuAbi; 8296 } 8297 } 8298 8299 /** 8300 * Deduces the ABI of a bundled app and sets the relevant fields on the 8301 * parsed pkg object. 8302 * 8303 * @param apkRoot the root of the installed apk, something like {@code /system} or {@code /oem} 8304 * under which system libraries are installed. 8305 * @param apkName the name of the installed package. 8306 */ 8307 private static void setBundledAppAbi(PackageParser.Package pkg, String apkRoot, String apkName) { 8308 final File codeFile = new File(pkg.codePath); 8309 8310 final boolean has64BitLibs; 8311 final boolean has32BitLibs; 8312 if (isApkFile(codeFile)) { 8313 // Monolithic install 8314 has64BitLibs = (new File(apkRoot, new File(LIB64_DIR_NAME, apkName).getPath())).exists(); 8315 has32BitLibs = (new File(apkRoot, new File(LIB_DIR_NAME, apkName).getPath())).exists(); 8316 } else { 8317 // Cluster install 8318 final File rootDir = new File(codeFile, LIB_DIR_NAME); 8319 if (!ArrayUtils.isEmpty(Build.SUPPORTED_64_BIT_ABIS) 8320 && !TextUtils.isEmpty(Build.SUPPORTED_64_BIT_ABIS[0])) { 8321 final String isa = VMRuntime.getInstructionSet(Build.SUPPORTED_64_BIT_ABIS[0]); 8322 has64BitLibs = (new File(rootDir, isa)).exists(); 8323 } else { 8324 has64BitLibs = false; 8325 } 8326 if (!ArrayUtils.isEmpty(Build.SUPPORTED_32_BIT_ABIS) 8327 && !TextUtils.isEmpty(Build.SUPPORTED_32_BIT_ABIS[0])) { 8328 final String isa = VMRuntime.getInstructionSet(Build.SUPPORTED_32_BIT_ABIS[0]); 8329 has32BitLibs = (new File(rootDir, isa)).exists(); 8330 } else { 8331 has32BitLibs = false; 8332 } 8333 } 8334 8335 if (has64BitLibs && !has32BitLibs) { 8336 // The package has 64 bit libs, but not 32 bit libs. Its primary 8337 // ABI should be 64 bit. We can safely assume here that the bundled 8338 // native libraries correspond to the most preferred ABI in the list. 8339 8340 pkg.applicationInfo.primaryCpuAbi = Build.SUPPORTED_64_BIT_ABIS[0]; 8341 pkg.applicationInfo.secondaryCpuAbi = null; 8342 } else if (has32BitLibs && !has64BitLibs) { 8343 // The package has 32 bit libs but not 64 bit libs. Its primary 8344 // ABI should be 32 bit. 8345 8346 pkg.applicationInfo.primaryCpuAbi = Build.SUPPORTED_32_BIT_ABIS[0]; 8347 pkg.applicationInfo.secondaryCpuAbi = null; 8348 } else if (has32BitLibs && has64BitLibs) { 8349 // The application has both 64 and 32 bit bundled libraries. We check 8350 // here that the app declares multiArch support, and warn if it doesn't. 8351 // 8352 // We will be lenient here and record both ABIs. The primary will be the 8353 // ABI that's higher on the list, i.e, a device that's configured to prefer 8354 // 64 bit apps will see a 64 bit primary ABI, 8355 8356 if ((pkg.applicationInfo.flags & ApplicationInfo.FLAG_MULTIARCH) == 0) { 8357 Slog.e(TAG, "Package: " + pkg + " has multiple bundled libs, but is not multiarch."); 8358 } 8359 8360 if (VMRuntime.is64BitInstructionSet(getPreferredInstructionSet())) { 8361 pkg.applicationInfo.primaryCpuAbi = Build.SUPPORTED_64_BIT_ABIS[0]; 8362 pkg.applicationInfo.secondaryCpuAbi = Build.SUPPORTED_32_BIT_ABIS[0]; 8363 } else { 8364 pkg.applicationInfo.primaryCpuAbi = Build.SUPPORTED_32_BIT_ABIS[0]; 8365 pkg.applicationInfo.secondaryCpuAbi = Build.SUPPORTED_64_BIT_ABIS[0]; 8366 } 8367 } else { 8368 pkg.applicationInfo.primaryCpuAbi = null; 8369 pkg.applicationInfo.secondaryCpuAbi = null; 8370 } 8371 } 8372 8373 private void killApplication(String pkgName, int appId, String reason) { 8374 // Request the ActivityManager to kill the process(only for existing packages) 8375 // so that we do not end up in a confused state while the user is still using the older 8376 // version of the application while the new one gets installed. 8377 IActivityManager am = ActivityManagerNative.getDefault(); 8378 if (am != null) { 8379 try { 8380 am.killApplicationWithAppId(pkgName, appId, reason); 8381 } catch (RemoteException e) { 8382 } 8383 } 8384 } 8385 8386 void removePackageLI(PackageSetting ps, boolean chatty) { 8387 if (DEBUG_INSTALL) { 8388 if (chatty) 8389 Log.d(TAG, "Removing package " + ps.name); 8390 } 8391 8392 // writer 8393 synchronized (mPackages) { 8394 mPackages.remove(ps.name); 8395 final PackageParser.Package pkg = ps.pkg; 8396 if (pkg != null) { 8397 cleanPackageDataStructuresLILPw(pkg, chatty); 8398 } 8399 } 8400 } 8401 8402 void removeInstalledPackageLI(PackageParser.Package pkg, boolean chatty) { 8403 if (DEBUG_INSTALL) { 8404 if (chatty) 8405 Log.d(TAG, "Removing package " + pkg.applicationInfo.packageName); 8406 } 8407 8408 // writer 8409 synchronized (mPackages) { 8410 mPackages.remove(pkg.applicationInfo.packageName); 8411 cleanPackageDataStructuresLILPw(pkg, chatty); 8412 } 8413 } 8414 8415 void cleanPackageDataStructuresLILPw(PackageParser.Package pkg, boolean chatty) { 8416 int N = pkg.providers.size(); 8417 StringBuilder r = null; 8418 int i; 8419 for (i=0; i<N; i++) { 8420 PackageParser.Provider p = pkg.providers.get(i); 8421 mProviders.removeProvider(p); 8422 if (p.info.authority == null) { 8423 8424 /* There was another ContentProvider with this authority when 8425 * this app was installed so this authority is null, 8426 * Ignore it as we don't have to unregister the provider. 8427 */ 8428 continue; 8429 } 8430 String names[] = p.info.authority.split(";"); 8431 for (int j = 0; j < names.length; j++) { 8432 if (mProvidersByAuthority.get(names[j]) == p) { 8433 mProvidersByAuthority.remove(names[j]); 8434 if (DEBUG_REMOVE) { 8435 if (chatty) 8436 Log.d(TAG, "Unregistered content provider: " + names[j] 8437 + ", className = " + p.info.name + ", isSyncable = " 8438 + p.info.isSyncable); 8439 } 8440 } 8441 } 8442 if (DEBUG_REMOVE && chatty) { 8443 if (r == null) { 8444 r = new StringBuilder(256); 8445 } else { 8446 r.append(' '); 8447 } 8448 r.append(p.info.name); 8449 } 8450 } 8451 if (r != null) { 8452 if (DEBUG_REMOVE) Log.d(TAG, " Providers: " + r); 8453 } 8454 8455 N = pkg.services.size(); 8456 r = null; 8457 for (i=0; i<N; i++) { 8458 PackageParser.Service s = pkg.services.get(i); 8459 mServices.removeService(s); 8460 if (chatty) { 8461 if (r == null) { 8462 r = new StringBuilder(256); 8463 } else { 8464 r.append(' '); 8465 } 8466 r.append(s.info.name); 8467 } 8468 } 8469 if (r != null) { 8470 if (DEBUG_REMOVE) Log.d(TAG, " Services: " + r); 8471 } 8472 8473 N = pkg.receivers.size(); 8474 r = null; 8475 for (i=0; i<N; i++) { 8476 PackageParser.Activity a = pkg.receivers.get(i); 8477 mReceivers.removeActivity(a, "receiver"); 8478 if (DEBUG_REMOVE && chatty) { 8479 if (r == null) { 8480 r = new StringBuilder(256); 8481 } else { 8482 r.append(' '); 8483 } 8484 r.append(a.info.name); 8485 } 8486 } 8487 if (r != null) { 8488 if (DEBUG_REMOVE) Log.d(TAG, " Receivers: " + r); 8489 } 8490 8491 N = pkg.activities.size(); 8492 r = null; 8493 for (i=0; i<N; i++) { 8494 PackageParser.Activity a = pkg.activities.get(i); 8495 mActivities.removeActivity(a, "activity"); 8496 if (DEBUG_REMOVE && chatty) { 8497 if (r == null) { 8498 r = new StringBuilder(256); 8499 } else { 8500 r.append(' '); 8501 } 8502 r.append(a.info.name); 8503 } 8504 } 8505 if (r != null) { 8506 if (DEBUG_REMOVE) Log.d(TAG, " Activities: " + r); 8507 } 8508 8509 N = pkg.permissions.size(); 8510 r = null; 8511 for (i=0; i<N; i++) { 8512 PackageParser.Permission p = pkg.permissions.get(i); 8513 BasePermission bp = mSettings.mPermissions.get(p.info.name); 8514 if (bp == null) { 8515 bp = mSettings.mPermissionTrees.get(p.info.name); 8516 } 8517 if (bp != null && bp.perm == p) { 8518 bp.perm = null; 8519 if (DEBUG_REMOVE && chatty) { 8520 if (r == null) { 8521 r = new StringBuilder(256); 8522 } else { 8523 r.append(' '); 8524 } 8525 r.append(p.info.name); 8526 } 8527 } 8528 if ((p.info.protectionLevel&PermissionInfo.PROTECTION_FLAG_APPOP) != 0) { 8529 ArraySet<String> appOpPkgs = mAppOpPermissionPackages.get(p.info.name); 8530 if (appOpPkgs != null) { 8531 appOpPkgs.remove(pkg.packageName); 8532 } 8533 } 8534 } 8535 if (r != null) { 8536 if (DEBUG_REMOVE) Log.d(TAG, " Permissions: " + r); 8537 } 8538 8539 N = pkg.requestedPermissions.size(); 8540 r = null; 8541 for (i=0; i<N; i++) { 8542 String perm = pkg.requestedPermissions.get(i); 8543 BasePermission bp = mSettings.mPermissions.get(perm); 8544 if (bp != null && (bp.protectionLevel&PermissionInfo.PROTECTION_FLAG_APPOP) != 0) { 8545 ArraySet<String> appOpPkgs = mAppOpPermissionPackages.get(perm); 8546 if (appOpPkgs != null) { 8547 appOpPkgs.remove(pkg.packageName); 8548 if (appOpPkgs.isEmpty()) { 8549 mAppOpPermissionPackages.remove(perm); 8550 } 8551 } 8552 } 8553 } 8554 if (r != null) { 8555 if (DEBUG_REMOVE) Log.d(TAG, " Permissions: " + r); 8556 } 8557 8558 N = pkg.instrumentation.size(); 8559 r = null; 8560 for (i=0; i<N; i++) { 8561 PackageParser.Instrumentation a = pkg.instrumentation.get(i); 8562 mInstrumentation.remove(a.getComponentName()); 8563 if (DEBUG_REMOVE && chatty) { 8564 if (r == null) { 8565 r = new StringBuilder(256); 8566 } else { 8567 r.append(' '); 8568 } 8569 r.append(a.info.name); 8570 } 8571 } 8572 if (r != null) { 8573 if (DEBUG_REMOVE) Log.d(TAG, " Instrumentation: " + r); 8574 } 8575 8576 r = null; 8577 if ((pkg.applicationInfo.flags&ApplicationInfo.FLAG_SYSTEM) != 0) { 8578 // Only system apps can hold shared libraries. 8579 if (pkg.libraryNames != null) { 8580 for (i=0; i<pkg.libraryNames.size(); i++) { 8581 String name = pkg.libraryNames.get(i); 8582 SharedLibraryEntry cur = mSharedLibraries.get(name); 8583 if (cur != null && cur.apk != null && cur.apk.equals(pkg.packageName)) { 8584 mSharedLibraries.remove(name); 8585 if (DEBUG_REMOVE && chatty) { 8586 if (r == null) { 8587 r = new StringBuilder(256); 8588 } else { 8589 r.append(' '); 8590 } 8591 r.append(name); 8592 } 8593 } 8594 } 8595 } 8596 } 8597 if (r != null) { 8598 if (DEBUG_REMOVE) Log.d(TAG, " Libraries: " + r); 8599 } 8600 } 8601 8602 private static boolean hasPermission(PackageParser.Package pkgInfo, String perm) { 8603 for (int i=pkgInfo.permissions.size()-1; i>=0; i--) { 8604 if (pkgInfo.permissions.get(i).info.name.equals(perm)) { 8605 return true; 8606 } 8607 } 8608 return false; 8609 } 8610 8611 static final int UPDATE_PERMISSIONS_ALL = 1<<0; 8612 static final int UPDATE_PERMISSIONS_REPLACE_PKG = 1<<1; 8613 static final int UPDATE_PERMISSIONS_REPLACE_ALL = 1<<2; 8614 8615 private void updatePermissionsLPw(String changingPkg, PackageParser.Package pkgInfo, 8616 int flags) { 8617 final String volumeUuid = (pkgInfo != null) ? getVolumeUuidForPackage(pkgInfo) : null; 8618 updatePermissionsLPw(changingPkg, pkgInfo, volumeUuid, flags); 8619 } 8620 8621 private void updatePermissionsLPw(String changingPkg, 8622 PackageParser.Package pkgInfo, String replaceVolumeUuid, int flags) { 8623 // Make sure there are no dangling permission trees. 8624 Iterator<BasePermission> it = mSettings.mPermissionTrees.values().iterator(); 8625 while (it.hasNext()) { 8626 final BasePermission bp = it.next(); 8627 if (bp.packageSetting == null) { 8628 // We may not yet have parsed the package, so just see if 8629 // we still know about its settings. 8630 bp.packageSetting = mSettings.mPackages.get(bp.sourcePackage); 8631 } 8632 if (bp.packageSetting == null) { 8633 Slog.w(TAG, "Removing dangling permission tree: " + bp.name 8634 + " from package " + bp.sourcePackage); 8635 it.remove(); 8636 } else if (changingPkg != null && changingPkg.equals(bp.sourcePackage)) { 8637 if (pkgInfo == null || !hasPermission(pkgInfo, bp.name)) { 8638 Slog.i(TAG, "Removing old permission tree: " + bp.name 8639 + " from package " + bp.sourcePackage); 8640 flags |= UPDATE_PERMISSIONS_ALL; 8641 it.remove(); 8642 } 8643 } 8644 } 8645 8646 // Make sure all dynamic permissions have been assigned to a package, 8647 // and make sure there are no dangling permissions. 8648 it = mSettings.mPermissions.values().iterator(); 8649 while (it.hasNext()) { 8650 final BasePermission bp = it.next(); 8651 if (bp.type == BasePermission.TYPE_DYNAMIC) { 8652 if (DEBUG_SETTINGS) Log.v(TAG, "Dynamic permission: name=" 8653 + bp.name + " pkg=" + bp.sourcePackage 8654 + " info=" + bp.pendingInfo); 8655 if (bp.packageSetting == null && bp.pendingInfo != null) { 8656 final BasePermission tree = findPermissionTreeLP(bp.name); 8657 if (tree != null && tree.perm != null) { 8658 bp.packageSetting = tree.packageSetting; 8659 bp.perm = new PackageParser.Permission(tree.perm.owner, 8660 new PermissionInfo(bp.pendingInfo)); 8661 bp.perm.info.packageName = tree.perm.info.packageName; 8662 bp.perm.info.name = bp.name; 8663 bp.uid = tree.uid; 8664 } 8665 } 8666 } 8667 if (bp.packageSetting == null) { 8668 // We may not yet have parsed the package, so just see if 8669 // we still know about its settings. 8670 bp.packageSetting = mSettings.mPackages.get(bp.sourcePackage); 8671 } 8672 if (bp.packageSetting == null) { 8673 Slog.w(TAG, "Removing dangling permission: " + bp.name 8674 + " from package " + bp.sourcePackage); 8675 it.remove(); 8676 } else if (changingPkg != null && changingPkg.equals(bp.sourcePackage)) { 8677 if (pkgInfo == null || !hasPermission(pkgInfo, bp.name)) { 8678 Slog.i(TAG, "Removing old permission: " + bp.name 8679 + " from package " + bp.sourcePackage); 8680 flags |= UPDATE_PERMISSIONS_ALL; 8681 it.remove(); 8682 } 8683 } 8684 } 8685 8686 // Now update the permissions for all packages, in particular 8687 // replace the granted permissions of the system packages. 8688 if ((flags&UPDATE_PERMISSIONS_ALL) != 0) { 8689 for (PackageParser.Package pkg : mPackages.values()) { 8690 if (pkg != pkgInfo) { 8691 // Only replace for packages on requested volume 8692 final String volumeUuid = getVolumeUuidForPackage(pkg); 8693 final boolean replace = ((flags & UPDATE_PERMISSIONS_REPLACE_ALL) != 0) 8694 && Objects.equals(replaceVolumeUuid, volumeUuid); 8695 grantPermissionsLPw(pkg, replace, changingPkg); 8696 } 8697 } 8698 } 8699 8700 if (pkgInfo != null) { 8701 // Only replace for packages on requested volume 8702 final String volumeUuid = getVolumeUuidForPackage(pkgInfo); 8703 final boolean replace = ((flags & UPDATE_PERMISSIONS_REPLACE_PKG) != 0) 8704 && Objects.equals(replaceVolumeUuid, volumeUuid); 8705 grantPermissionsLPw(pkgInfo, replace, changingPkg); 8706 } 8707 } 8708 8709 private void grantPermissionsLPw(PackageParser.Package pkg, boolean replace, 8710 String packageOfInterest) { 8711 // IMPORTANT: There are two types of permissions: install and runtime. 8712 // Install time permissions are granted when the app is installed to 8713 // all device users and users added in the future. Runtime permissions 8714 // are granted at runtime explicitly to specific users. Normal and signature 8715 // protected permissions are install time permissions. Dangerous permissions 8716 // are install permissions if the app's target SDK is Lollipop MR1 or older, 8717 // otherwise they are runtime permissions. This function does not manage 8718 // runtime permissions except for the case an app targeting Lollipop MR1 8719 // being upgraded to target a newer SDK, in which case dangerous permissions 8720 // are transformed from install time to runtime ones. 8721 8722 final PackageSetting ps = (PackageSetting) pkg.mExtras; 8723 if (ps == null) { 8724 return; 8725 } 8726 8727 Trace.traceBegin(TRACE_TAG_PACKAGE_MANAGER, "grantPermissions"); 8728 8729 PermissionsState permissionsState = ps.getPermissionsState(); 8730 PermissionsState origPermissions = permissionsState; 8731 8732 final int[] currentUserIds = UserManagerService.getInstance().getUserIds(); 8733 8734 boolean runtimePermissionsRevoked = false; 8735 int[] changedRuntimePermissionUserIds = EMPTY_INT_ARRAY; 8736 8737 boolean changedInstallPermission = false; 8738 8739 if (replace) { 8740 ps.installPermissionsFixed = false; 8741 if (!ps.isSharedUser()) { 8742 origPermissions = new PermissionsState(permissionsState); 8743 permissionsState.reset(); 8744 } else { 8745 // We need to know only about runtime permission changes since the 8746 // calling code always writes the install permissions state but 8747 // the runtime ones are written only if changed. The only cases of 8748 // changed runtime permissions here are promotion of an install to 8749 // runtime and revocation of a runtime from a shared user. 8750 changedRuntimePermissionUserIds = revokeUnusedSharedUserPermissionsLPw( 8751 ps.sharedUser, UserManagerService.getInstance().getUserIds()); 8752 if (!ArrayUtils.isEmpty(changedRuntimePermissionUserIds)) { 8753 runtimePermissionsRevoked = true; 8754 } 8755 } 8756 } 8757 8758 permissionsState.setGlobalGids(mGlobalGids); 8759 8760 final int N = pkg.requestedPermissions.size(); 8761 for (int i=0; i<N; i++) { 8762 final String name = pkg.requestedPermissions.get(i); 8763 final BasePermission bp = mSettings.mPermissions.get(name); 8764 8765 if (DEBUG_INSTALL) { 8766 Log.i(TAG, "Package " + pkg.packageName + " checking " + name + ": " + bp); 8767 } 8768 8769 if (bp == null || bp.packageSetting == null) { 8770 if (packageOfInterest == null || packageOfInterest.equals(pkg.packageName)) { 8771 Slog.w(TAG, "Unknown permission " + name 8772 + " in package " + pkg.packageName); 8773 } 8774 continue; 8775 } 8776 8777 final String perm = bp.name; 8778 boolean allowedSig = false; 8779 int grant = GRANT_DENIED; 8780 8781 // Keep track of app op permissions. 8782 if ((bp.protectionLevel & PermissionInfo.PROTECTION_FLAG_APPOP) != 0) { 8783 ArraySet<String> pkgs = mAppOpPermissionPackages.get(bp.name); 8784 if (pkgs == null) { 8785 pkgs = new ArraySet<>(); 8786 mAppOpPermissionPackages.put(bp.name, pkgs); 8787 } 8788 pkgs.add(pkg.packageName); 8789 } 8790 8791 final int level = bp.protectionLevel & PermissionInfo.PROTECTION_MASK_BASE; 8792 final boolean appSupportsRuntimePermissions = pkg.applicationInfo.targetSdkVersion 8793 >= Build.VERSION_CODES.M; 8794 switch (level) { 8795 case PermissionInfo.PROTECTION_NORMAL: { 8796 // For all apps normal permissions are install time ones. 8797 grant = GRANT_INSTALL; 8798 } break; 8799 8800 case PermissionInfo.PROTECTION_DANGEROUS: { 8801 // If a permission review is required for legacy apps we represent 8802 // their permissions as always granted runtime ones since we need 8803 // to keep the review required permission flag per user while an 8804 // install permission's state is shared across all users. 8805 if (!appSupportsRuntimePermissions && !Build.PERMISSIONS_REVIEW_REQUIRED) { 8806 // For legacy apps dangerous permissions are install time ones. 8807 grant = GRANT_INSTALL; 8808 } else if (origPermissions.hasInstallPermission(bp.name)) { 8809 // For legacy apps that became modern, install becomes runtime. 8810 grant = GRANT_UPGRADE; 8811 } else if (mPromoteSystemApps 8812 && isSystemApp(ps) 8813 && mExistingSystemPackages.contains(ps.name)) { 8814 // For legacy system apps, install becomes runtime. 8815 // We cannot check hasInstallPermission() for system apps since those 8816 // permissions were granted implicitly and not persisted pre-M. 8817 grant = GRANT_UPGRADE; 8818 } else { 8819 // For modern apps keep runtime permissions unchanged. 8820 grant = GRANT_RUNTIME; 8821 } 8822 } break; 8823 8824 case PermissionInfo.PROTECTION_SIGNATURE: { 8825 // For all apps signature permissions are install time ones. 8826 allowedSig = grantSignaturePermission(perm, pkg, bp, origPermissions); 8827 if (allowedSig) { 8828 grant = GRANT_INSTALL; 8829 } 8830 } break; 8831 } 8832 8833 if (DEBUG_INSTALL) { 8834 Log.i(TAG, "Package " + pkg.packageName + " granting " + perm); 8835 } 8836 8837 if (grant != GRANT_DENIED) { 8838 if (!isSystemApp(ps) && ps.installPermissionsFixed) { 8839 // If this is an existing, non-system package, then 8840 // we can't add any new permissions to it. 8841 if (!allowedSig && !origPermissions.hasInstallPermission(perm)) { 8842 // Except... if this is a permission that was added 8843 // to the platform (note: need to only do this when 8844 // updating the platform). 8845 if (!isNewPlatformPermissionForPackage(perm, pkg)) { 8846 grant = GRANT_DENIED; 8847 } 8848 } 8849 } 8850 8851 switch (grant) { 8852 case GRANT_INSTALL: { 8853 // Revoke this as runtime permission to handle the case of 8854 // a runtime permission being downgraded to an install one. Also in permission review mode we keep dangerous permissions for legacy apps 8855 for (int userId : UserManagerService.getInstance().getUserIds()) { 8856 if (origPermissions.getRuntimePermissionState( 8857 bp.name, userId) != null) { 8858 // Revoke the runtime permission and clear the flags. 8859 origPermissions.revokeRuntimePermission(bp, userId); 8860 origPermissions.updatePermissionFlags(bp, userId, 8861 PackageManager.MASK_PERMISSION_FLAGS, 0); 8862 // If we revoked a permission permission, we have to write. 8863 changedRuntimePermissionUserIds = ArrayUtils.appendInt( 8864 changedRuntimePermissionUserIds, userId); 8865 } 8866 } 8867 // Grant an install permission. 8868 if (permissionsState.grantInstallPermission(bp) != 8869 PermissionsState.PERMISSION_OPERATION_FAILURE) { 8870 changedInstallPermission = true; 8871 } 8872 } break; 8873 8874 case GRANT_RUNTIME: { 8875 // Grant previously granted runtime permissions. 8876 for (int userId : UserManagerService.getInstance().getUserIds()) { 8877 PermissionState permissionState = origPermissions 8878 .getRuntimePermissionState(bp.name, userId); 8879 int flags = permissionState != null 8880 ? permissionState.getFlags() : 0; 8881 if (origPermissions.hasRuntimePermission(bp.name, userId)) { 8882 if (permissionsState.grantRuntimePermission(bp, userId) == 8883 PermissionsState.PERMISSION_OPERATION_FAILURE) { 8884 // If we cannot put the permission as it was, we have to write. 8885 changedRuntimePermissionUserIds = ArrayUtils.appendInt( 8886 changedRuntimePermissionUserIds, userId); 8887 } 8888 // If the app supports runtime permissions no need for a review. 8889 if (Build.PERMISSIONS_REVIEW_REQUIRED 8890 && appSupportsRuntimePermissions 8891 && (flags & PackageManager 8892 .FLAG_PERMISSION_REVIEW_REQUIRED) != 0) { 8893 flags &= ~PackageManager.FLAG_PERMISSION_REVIEW_REQUIRED; 8894 // Since we changed the flags, we have to write. 8895 changedRuntimePermissionUserIds = ArrayUtils.appendInt( 8896 changedRuntimePermissionUserIds, userId); 8897 } 8898 } else if (Build.PERMISSIONS_REVIEW_REQUIRED 8899 && !appSupportsRuntimePermissions) { 8900 // For legacy apps that need a permission review, every new 8901 // runtime permission is granted but it is pending a review. 8902 if ((flags & FLAG_PERMISSION_REVIEW_REQUIRED) == 0) { 8903 permissionsState.grantRuntimePermission(bp, userId); 8904 flags |= FLAG_PERMISSION_REVIEW_REQUIRED; 8905 // We changed the permission and flags, hence have to write. 8906 changedRuntimePermissionUserIds = ArrayUtils.appendInt( 8907 changedRuntimePermissionUserIds, userId); 8908 } 8909 } 8910 // Propagate the permission flags. 8911 permissionsState.updatePermissionFlags(bp, userId, flags, flags); 8912 } 8913 } break; 8914 8915 case GRANT_UPGRADE: { 8916 // Grant runtime permissions for a previously held install permission. 8917 PermissionState permissionState = origPermissions 8918 .getInstallPermissionState(bp.name); 8919 final int flags = permissionState != null ? permissionState.getFlags() : 0; 8920 8921 if (origPermissions.revokeInstallPermission(bp) 8922 != PermissionsState.PERMISSION_OPERATION_FAILURE) { 8923 // We will be transferring the permission flags, so clear them. 8924 origPermissions.updatePermissionFlags(bp, UserHandle.USER_ALL, 8925 PackageManager.MASK_PERMISSION_FLAGS, 0); 8926 changedInstallPermission = true; 8927 } 8928 8929 // If the permission is not to be promoted to runtime we ignore it and 8930 // also its other flags as they are not applicable to install permissions. 8931 if ((flags & PackageManager.FLAG_PERMISSION_REVOKE_ON_UPGRADE) == 0) { 8932 for (int userId : currentUserIds) { 8933 if (permissionsState.grantRuntimePermission(bp, userId) != 8934 PermissionsState.PERMISSION_OPERATION_FAILURE) { 8935 // Transfer the permission flags. 8936 permissionsState.updatePermissionFlags(bp, userId, 8937 flags, flags); 8938 // If we granted the permission, we have to write. 8939 changedRuntimePermissionUserIds = ArrayUtils.appendInt( 8940 changedRuntimePermissionUserIds, userId); 8941 } 8942 } 8943 } 8944 } break; 8945 8946 default: { 8947 if (packageOfInterest == null 8948 || packageOfInterest.equals(pkg.packageName)) { 8949 Slog.w(TAG, "Not granting permission " + perm 8950 + " to package " + pkg.packageName 8951 + " because it was previously installed without"); 8952 } 8953 } break; 8954 } 8955 } else { 8956 if (permissionsState.revokeInstallPermission(bp) != 8957 PermissionsState.PERMISSION_OPERATION_FAILURE) { 8958 // Also drop the permission flags. 8959 permissionsState.updatePermissionFlags(bp, UserHandle.USER_ALL, 8960 PackageManager.MASK_PERMISSION_FLAGS, 0); 8961 changedInstallPermission = true; 8962 Slog.i(TAG, "Un-granting permission " + perm 8963 + " from package " + pkg.packageName 8964 + " (protectionLevel=" + bp.protectionLevel 8965 + " flags=0x" + Integer.toHexString(pkg.applicationInfo.flags) 8966 + ")"); 8967 } else if ((bp.protectionLevel&PermissionInfo.PROTECTION_FLAG_APPOP) == 0) { 8968 // Don't print warning for app op permissions, since it is fine for them 8969 // not to be granted, there is a UI for the user to decide. 8970 if (packageOfInterest == null || packageOfInterest.equals(pkg.packageName)) { 8971 Slog.w(TAG, "Not granting permission " + perm 8972 + " to package " + pkg.packageName 8973 + " (protectionLevel=" + bp.protectionLevel 8974 + " flags=0x" + Integer.toHexString(pkg.applicationInfo.flags) 8975 + ")"); 8976 } 8977 } 8978 } 8979 } 8980 8981 if ((changedInstallPermission || replace) && !ps.installPermissionsFixed && 8982 !isSystemApp(ps) || isUpdatedSystemApp(ps)){ 8983 // This is the first that we have heard about this package, so the 8984 // permissions we have now selected are fixed until explicitly 8985 // changed. 8986 ps.installPermissionsFixed = true; 8987 } 8988 8989 // Persist the runtime permissions state for users with changes. If permissions 8990 // were revoked because no app in the shared user declares them we have to 8991 // write synchronously to avoid losing runtime permissions state. 8992 for (int userId : changedRuntimePermissionUserIds) { 8993 mSettings.writeRuntimePermissionsForUserLPr(userId, runtimePermissionsRevoked); 8994 } 8995 8996 Trace.traceEnd(TRACE_TAG_PACKAGE_MANAGER); 8997 } 8998 8999 private boolean isNewPlatformPermissionForPackage(String perm, PackageParser.Package pkg) { 9000 boolean allowed = false; 9001 final int NP = PackageParser.NEW_PERMISSIONS.length; 9002 for (int ip=0; ip<NP; ip++) { 9003 final PackageParser.NewPermissionInfo npi 9004 = PackageParser.NEW_PERMISSIONS[ip]; 9005 if (npi.name.equals(perm) 9006 && pkg.applicationInfo.targetSdkVersion < npi.sdkVersion) { 9007 allowed = true; 9008 Log.i(TAG, "Auto-granting " + perm + " to old pkg " 9009 + pkg.packageName); 9010 break; 9011 } 9012 } 9013 return allowed; 9014 } 9015 9016 private boolean grantSignaturePermission(String perm, PackageParser.Package pkg, 9017 BasePermission bp, PermissionsState origPermissions) { 9018 boolean allowed; 9019 allowed = (compareSignatures( 9020 bp.packageSetting.signatures.mSignatures, pkg.mSignatures) 9021 == PackageManager.SIGNATURE_MATCH) 9022 || (compareSignatures(mPlatformPackage.mSignatures, pkg.mSignatures) 9023 == PackageManager.SIGNATURE_MATCH); 9024 if (!allowed && (bp.protectionLevel 9025 & PermissionInfo.PROTECTION_FLAG_PRIVILEGED) != 0) { 9026 if (isSystemApp(pkg)) { 9027 // For updated system applications, a system permission 9028 // is granted only if it had been defined by the original application. 9029 if (pkg.isUpdatedSystemApp()) { 9030 final PackageSetting sysPs = mSettings 9031 .getDisabledSystemPkgLPr(pkg.packageName); 9032 if (sysPs.getPermissionsState().hasInstallPermission(perm)) { 9033 // If the original was granted this permission, we take 9034 // that grant decision as read and propagate it to the 9035 // update. 9036 if (sysPs.isPrivileged()) { 9037 allowed = true; 9038 } 9039 } else { 9040 // The system apk may have been updated with an older 9041 // version of the one on the data partition, but which 9042 // granted a new system permission that it didn't have 9043 // before. In this case we do want to allow the app to 9044 // now get the new permission if the ancestral apk is 9045 // privileged to get it. 9046 if (sysPs.pkg != null && sysPs.isPrivileged()) { 9047 for (int j=0; 9048 j<sysPs.pkg.requestedPermissions.size(); j++) { 9049 if (perm.equals( 9050 sysPs.pkg.requestedPermissions.get(j))) { 9051 allowed = true; 9052 break; 9053 } 9054 } 9055 } 9056 } 9057 } else { 9058 allowed = isPrivilegedApp(pkg); 9059 } 9060 } 9061 } 9062 if (!allowed) { 9063 if (!allowed && (bp.protectionLevel 9064 & PermissionInfo.PROTECTION_FLAG_PRE23) != 0 9065 && pkg.applicationInfo.targetSdkVersion < Build.VERSION_CODES.M) { 9066 // If this was a previously normal/dangerous permission that got moved 9067 // to a system permission as part of the runtime permission redesign, then 9068 // we still want to blindly grant it to old apps. 9069 allowed = true; 9070 } 9071 if (!allowed && (bp.protectionLevel & PermissionInfo.PROTECTION_FLAG_INSTALLER) != 0 9072 && pkg.packageName.equals(mRequiredInstallerPackage)) { 9073 // If this permission is to be granted to the system installer and 9074 // this app is an installer, then it gets the permission. 9075 allowed = true; 9076 } 9077 if (!allowed && (bp.protectionLevel & PermissionInfo.PROTECTION_FLAG_VERIFIER) != 0 9078 && pkg.packageName.equals(mRequiredVerifierPackage)) { 9079 // If this permission is to be granted to the system verifier and 9080 // this app is a verifier, then it gets the permission. 9081 allowed = true; 9082 } 9083 if (!allowed && (bp.protectionLevel 9084 & PermissionInfo.PROTECTION_FLAG_PREINSTALLED) != 0 9085 && isSystemApp(pkg)) { 9086 // Any pre-installed system app is allowed to get this permission. 9087 allowed = true; 9088 } 9089 if (!allowed && (bp.protectionLevel 9090 & PermissionInfo.PROTECTION_FLAG_DEVELOPMENT) != 0) { 9091 // For development permissions, a development permission 9092 // is granted only if it was already granted. 9093 allowed = origPermissions.hasInstallPermission(perm); 9094 } 9095 } 9096 return allowed; 9097 } 9098 9099 final class ActivityIntentResolver 9100 extends IntentResolver<PackageParser.ActivityIntentInfo, ResolveInfo> { 9101 public List<ResolveInfo> queryIntent(Intent intent, String resolvedType, 9102 boolean defaultOnly, int userId) { 9103 if (!sUserManager.exists(userId)) return null; 9104 mFlags = defaultOnly ? PackageManager.MATCH_DEFAULT_ONLY : 0; 9105 return super.queryIntent(intent, resolvedType, defaultOnly, userId); 9106 } 9107 9108 public List<ResolveInfo> queryIntent(Intent intent, String resolvedType, int flags, 9109 int userId) { 9110 if (!sUserManager.exists(userId)) return null; 9111 mFlags = flags; 9112 return super.queryIntent(intent, resolvedType, 9113 (flags & PackageManager.MATCH_DEFAULT_ONLY) != 0, userId); 9114 } 9115 9116 public List<ResolveInfo> queryIntentForPackage(Intent intent, String resolvedType, 9117 int flags, ArrayList<PackageParser.Activity> packageActivities, int userId) { 9118 if (!sUserManager.exists(userId)) return null; 9119 if (packageActivities == null) { 9120 return null; 9121 } 9122 mFlags = flags; 9123 final boolean defaultOnly = (flags&PackageManager.MATCH_DEFAULT_ONLY) != 0; 9124 final int N = packageActivities.size(); 9125 ArrayList<PackageParser.ActivityIntentInfo[]> listCut = 9126 new ArrayList<PackageParser.ActivityIntentInfo[]>(N); 9127 9128 ArrayList<PackageParser.ActivityIntentInfo> intentFilters; 9129 for (int i = 0; i < N; ++i) { 9130 intentFilters = packageActivities.get(i).intents; 9131 if (intentFilters != null && intentFilters.size() > 0) { 9132 PackageParser.ActivityIntentInfo[] array = 9133 new PackageParser.ActivityIntentInfo[intentFilters.size()]; 9134 intentFilters.toArray(array); 9135 listCut.add(array); 9136 } 9137 } 9138 return super.queryIntentFromList(intent, resolvedType, defaultOnly, listCut, userId); 9139 } 9140 9141 public final void addActivity(PackageParser.Activity a, String type) { 9142 final boolean systemApp = a.info.applicationInfo.isSystemApp(); 9143 mActivities.put(a.getComponentName(), a); 9144 if (DEBUG_SHOW_INFO) 9145 Log.v( 9146 TAG, " " + type + " " + 9147 (a.info.nonLocalizedLabel != null ? a.info.nonLocalizedLabel : a.info.name) + ":"); 9148 if (DEBUG_SHOW_INFO) 9149 Log.v(TAG, " Class=" + a.info.name); 9150 final int NI = a.intents.size(); 9151 for (int j=0; j<NI; j++) { 9152 PackageParser.ActivityIntentInfo intent = a.intents.get(j); 9153 if (!systemApp && intent.getPriority() > 0 && "activity".equals(type)) { 9154 intent.setPriority(0); 9155 Log.w(TAG, "Package " + a.info.applicationInfo.packageName + " has activity " 9156 + a.className + " with priority > 0, forcing to 0"); 9157 } 9158 if (DEBUG_SHOW_INFO) { 9159 Log.v(TAG, " IntentFilter:"); 9160 intent.dump(new LogPrinter(Log.VERBOSE, TAG), " "); 9161 } 9162 if (!intent.debugCheck()) { 9163 Log.w(TAG, "==> For Activity " + a.info.name); 9164 } 9165 addFilter(intent); 9166 } 9167 } 9168 9169 public final void removeActivity(PackageParser.Activity a, String type) { 9170 mActivities.remove(a.getComponentName()); 9171 if (DEBUG_SHOW_INFO) { 9172 Log.v(TAG, " " + type + " " 9173 + (a.info.nonLocalizedLabel != null ? a.info.nonLocalizedLabel 9174 : a.info.name) + ":"); 9175 Log.v(TAG, " Class=" + a.info.name); 9176 } 9177 final int NI = a.intents.size(); 9178 for (int j=0; j<NI; j++) { 9179 PackageParser.ActivityIntentInfo intent = a.intents.get(j); 9180 if (DEBUG_SHOW_INFO) { 9181 Log.v(TAG, " IntentFilter:"); 9182 intent.dump(new LogPrinter(Log.VERBOSE, TAG), " "); 9183 } 9184 removeFilter(intent); 9185 } 9186 } 9187 9188 @Override 9189 protected boolean allowFilterResult( 9190 PackageParser.ActivityIntentInfo filter, List<ResolveInfo> dest) { 9191 ActivityInfo filterAi = filter.activity.info; 9192 for (int i=dest.size()-1; i>=0; i--) { 9193 ActivityInfo destAi = dest.get(i).activityInfo; 9194 if (destAi.name == filterAi.name 9195 && destAi.packageName == filterAi.packageName) { 9196 return false; 9197 } 9198 } 9199 return true; 9200 } 9201 9202 @Override 9203 protected ActivityIntentInfo[] newArray(int size) { 9204 return new ActivityIntentInfo[size]; 9205 } 9206 9207 @Override 9208 protected boolean isFilterStopped(PackageParser.ActivityIntentInfo filter, int userId) { 9209 if (!sUserManager.exists(userId)) return true; 9210 PackageParser.Package p = filter.activity.owner; 9211 if (p != null) { 9212 PackageSetting ps = (PackageSetting)p.mExtras; 9213 if (ps != null) { 9214 // System apps are never considered stopped for purposes of 9215 // filtering, because there may be no way for the user to 9216 // actually re-launch them. 9217 return (ps.pkgFlags&ApplicationInfo.FLAG_SYSTEM) == 0 9218 && ps.getStopped(userId); 9219 } 9220 } 9221 return false; 9222 } 9223 9224 @Override 9225 protected boolean isPackageForFilter(String packageName, 9226 PackageParser.ActivityIntentInfo info) { 9227 return packageName.equals(info.activity.owner.packageName); 9228 } 9229 9230 @Override 9231 protected ResolveInfo newResult(PackageParser.ActivityIntentInfo info, 9232 int match, int userId) { 9233 if (!sUserManager.exists(userId)) return null; 9234 if (!mSettings.isEnabledAndVisibleLPr(info.activity.info, mFlags, userId)) { 9235 return null; 9236 } 9237 final PackageParser.Activity activity = info.activity; 9238 if (mSafeMode && (activity.info.applicationInfo.flags 9239 &ApplicationInfo.FLAG_SYSTEM) == 0) { 9240 return null; 9241 } 9242 PackageSetting ps = (PackageSetting) activity.owner.mExtras; 9243 if (ps == null) { 9244 return null; 9245 } 9246 ActivityInfo ai = PackageParser.generateActivityInfo(activity, mFlags, 9247 ps.readUserState(userId), userId); 9248 if (ai == null) { 9249 return null; 9250 } 9251 final ResolveInfo res = new ResolveInfo(); 9252 res.activityInfo = ai; 9253 if ((mFlags&PackageManager.GET_RESOLVED_FILTER) != 0) { 9254 res.filter = info; 9255 } 9256 if (info != null) { 9257 res.handleAllWebDataURI = info.handleAllWebDataURI(); 9258 } 9259 res.priority = info.getPriority(); 9260 res.preferredOrder = activity.owner.mPreferredOrder; 9261 //System.out.println("Result: " + res.activityInfo.className + 9262 // " = " + res.priority); 9263 res.match = match; 9264 res.isDefault = info.hasDefault; 9265 res.labelRes = info.labelRes; 9266 res.nonLocalizedLabel = info.nonLocalizedLabel; 9267 if (userNeedsBadging(userId)) { 9268 res.noResourceId = true; 9269 } else { 9270 res.icon = info.icon; 9271 } 9272 res.iconResourceId = info.icon; 9273 res.system = res.activityInfo.applicationInfo.isSystemApp(); 9274 return res; 9275 } 9276 9277 @Override 9278 protected void sortResults(List<ResolveInfo> results) { 9279 Collections.sort(results, mResolvePrioritySorter); 9280 } 9281 9282 @Override 9283 protected void dumpFilter(PrintWriter out, String prefix, 9284 PackageParser.ActivityIntentInfo filter) { 9285 out.print(prefix); out.print( 9286 Integer.toHexString(System.identityHashCode(filter.activity))); 9287 out.print(' '); 9288 filter.activity.printComponentShortName(out); 9289 out.print(" filter "); 9290 out.println(Integer.toHexString(System.identityHashCode(filter))); 9291 } 9292 9293 @Override 9294 protected Object filterToLabel(PackageParser.ActivityIntentInfo filter) { 9295 return filter.activity; 9296 } 9297 9298 protected void dumpFilterLabel(PrintWriter out, String prefix, Object label, int count) { 9299 PackageParser.Activity activity = (PackageParser.Activity)label; 9300 out.print(prefix); out.print( 9301 Integer.toHexString(System.identityHashCode(activity))); 9302 out.print(' '); 9303 activity.printComponentShortName(out); 9304 if (count > 1) { 9305 out.print(" ("); out.print(count); out.print(" filters)"); 9306 } 9307 out.println(); 9308 } 9309 9310// List<ResolveInfo> filterEnabled(List<ResolveInfo> resolveInfoList) { 9311// final Iterator<ResolveInfo> i = resolveInfoList.iterator(); 9312// final List<ResolveInfo> retList = Lists.newArrayList(); 9313// while (i.hasNext()) { 9314// final ResolveInfo resolveInfo = i.next(); 9315// if (isEnabledLP(resolveInfo.activityInfo)) { 9316// retList.add(resolveInfo); 9317// } 9318// } 9319// return retList; 9320// } 9321 9322 // Keys are String (activity class name), values are Activity. 9323 private final ArrayMap<ComponentName, PackageParser.Activity> mActivities 9324 = new ArrayMap<ComponentName, PackageParser.Activity>(); 9325 private int mFlags; 9326 } 9327 9328 private final class ServiceIntentResolver 9329 extends IntentResolver<PackageParser.ServiceIntentInfo, ResolveInfo> { 9330 public List<ResolveInfo> queryIntent(Intent intent, String resolvedType, 9331 boolean defaultOnly, int userId) { 9332 mFlags = defaultOnly ? PackageManager.MATCH_DEFAULT_ONLY : 0; 9333 return super.queryIntent(intent, resolvedType, defaultOnly, userId); 9334 } 9335 9336 public List<ResolveInfo> queryIntent(Intent intent, String resolvedType, int flags, 9337 int userId) { 9338 if (!sUserManager.exists(userId)) return null; 9339 mFlags = flags; 9340 return super.queryIntent(intent, resolvedType, 9341 (flags & PackageManager.MATCH_DEFAULT_ONLY) != 0, userId); 9342 } 9343 9344 public List<ResolveInfo> queryIntentForPackage(Intent intent, String resolvedType, 9345 int flags, ArrayList<PackageParser.Service> packageServices, int userId) { 9346 if (!sUserManager.exists(userId)) return null; 9347 if (packageServices == null) { 9348 return null; 9349 } 9350 mFlags = flags; 9351 final boolean defaultOnly = (flags&PackageManager.MATCH_DEFAULT_ONLY) != 0; 9352 final int N = packageServices.size(); 9353 ArrayList<PackageParser.ServiceIntentInfo[]> listCut = 9354 new ArrayList<PackageParser.ServiceIntentInfo[]>(N); 9355 9356 ArrayList<PackageParser.ServiceIntentInfo> intentFilters; 9357 for (int i = 0; i < N; ++i) { 9358 intentFilters = packageServices.get(i).intents; 9359 if (intentFilters != null && intentFilters.size() > 0) { 9360 PackageParser.ServiceIntentInfo[] array = 9361 new PackageParser.ServiceIntentInfo[intentFilters.size()]; 9362 intentFilters.toArray(array); 9363 listCut.add(array); 9364 } 9365 } 9366 return super.queryIntentFromList(intent, resolvedType, defaultOnly, listCut, userId); 9367 } 9368 9369 public final void addService(PackageParser.Service s) { 9370 mServices.put(s.getComponentName(), s); 9371 if (DEBUG_SHOW_INFO) { 9372 Log.v(TAG, " " 9373 + (s.info.nonLocalizedLabel != null 9374 ? s.info.nonLocalizedLabel : s.info.name) + ":"); 9375 Log.v(TAG, " Class=" + s.info.name); 9376 } 9377 final int NI = s.intents.size(); 9378 int j; 9379 for (j=0; j<NI; j++) { 9380 PackageParser.ServiceIntentInfo intent = s.intents.get(j); 9381 if (DEBUG_SHOW_INFO) { 9382 Log.v(TAG, " IntentFilter:"); 9383 intent.dump(new LogPrinter(Log.VERBOSE, TAG), " "); 9384 } 9385 if (!intent.debugCheck()) { 9386 Log.w(TAG, "==> For Service " + s.info.name); 9387 } 9388 addFilter(intent); 9389 } 9390 } 9391 9392 public final void removeService(PackageParser.Service s) { 9393 mServices.remove(s.getComponentName()); 9394 if (DEBUG_SHOW_INFO) { 9395 Log.v(TAG, " " + (s.info.nonLocalizedLabel != null 9396 ? s.info.nonLocalizedLabel : s.info.name) + ":"); 9397 Log.v(TAG, " Class=" + s.info.name); 9398 } 9399 final int NI = s.intents.size(); 9400 int j; 9401 for (j=0; j<NI; j++) { 9402 PackageParser.ServiceIntentInfo intent = s.intents.get(j); 9403 if (DEBUG_SHOW_INFO) { 9404 Log.v(TAG, " IntentFilter:"); 9405 intent.dump(new LogPrinter(Log.VERBOSE, TAG), " "); 9406 } 9407 removeFilter(intent); 9408 } 9409 } 9410 9411 @Override 9412 protected boolean allowFilterResult( 9413 PackageParser.ServiceIntentInfo filter, List<ResolveInfo> dest) { 9414 ServiceInfo filterSi = filter.service.info; 9415 for (int i=dest.size()-1; i>=0; i--) { 9416 ServiceInfo destAi = dest.get(i).serviceInfo; 9417 if (destAi.name == filterSi.name 9418 && destAi.packageName == filterSi.packageName) { 9419 return false; 9420 } 9421 } 9422 return true; 9423 } 9424 9425 @Override 9426 protected PackageParser.ServiceIntentInfo[] newArray(int size) { 9427 return new PackageParser.ServiceIntentInfo[size]; 9428 } 9429 9430 @Override 9431 protected boolean isFilterStopped(PackageParser.ServiceIntentInfo filter, int userId) { 9432 if (!sUserManager.exists(userId)) return true; 9433 PackageParser.Package p = filter.service.owner; 9434 if (p != null) { 9435 PackageSetting ps = (PackageSetting)p.mExtras; 9436 if (ps != null) { 9437 // System apps are never considered stopped for purposes of 9438 // filtering, because there may be no way for the user to 9439 // actually re-launch them. 9440 return (ps.pkgFlags & ApplicationInfo.FLAG_SYSTEM) == 0 9441 && ps.getStopped(userId); 9442 } 9443 } 9444 return false; 9445 } 9446 9447 @Override 9448 protected boolean isPackageForFilter(String packageName, 9449 PackageParser.ServiceIntentInfo info) { 9450 return packageName.equals(info.service.owner.packageName); 9451 } 9452 9453 @Override 9454 protected ResolveInfo newResult(PackageParser.ServiceIntentInfo filter, 9455 int match, int userId) { 9456 if (!sUserManager.exists(userId)) return null; 9457 final PackageParser.ServiceIntentInfo info = (PackageParser.ServiceIntentInfo)filter; 9458 if (!mSettings.isEnabledAndVisibleLPr(info.service.info, mFlags, userId)) { 9459 return null; 9460 } 9461 final PackageParser.Service service = info.service; 9462 if (mSafeMode && (service.info.applicationInfo.flags 9463 &ApplicationInfo.FLAG_SYSTEM) == 0) { 9464 return null; 9465 } 9466 PackageSetting ps = (PackageSetting) service.owner.mExtras; 9467 if (ps == null) { 9468 return null; 9469 } 9470 ServiceInfo si = PackageParser.generateServiceInfo(service, mFlags, 9471 ps.readUserState(userId), userId); 9472 if (si == null) { 9473 return null; 9474 } 9475 final ResolveInfo res = new ResolveInfo(); 9476 res.serviceInfo = si; 9477 if ((mFlags&PackageManager.GET_RESOLVED_FILTER) != 0) { 9478 res.filter = filter; 9479 } 9480 res.priority = info.getPriority(); 9481 res.preferredOrder = service.owner.mPreferredOrder; 9482 res.match = match; 9483 res.isDefault = info.hasDefault; 9484 res.labelRes = info.labelRes; 9485 res.nonLocalizedLabel = info.nonLocalizedLabel; 9486 res.icon = info.icon; 9487 res.system = res.serviceInfo.applicationInfo.isSystemApp(); 9488 return res; 9489 } 9490 9491 @Override 9492 protected void sortResults(List<ResolveInfo> results) { 9493 Collections.sort(results, mResolvePrioritySorter); 9494 } 9495 9496 @Override 9497 protected void dumpFilter(PrintWriter out, String prefix, 9498 PackageParser.ServiceIntentInfo filter) { 9499 out.print(prefix); out.print( 9500 Integer.toHexString(System.identityHashCode(filter.service))); 9501 out.print(' '); 9502 filter.service.printComponentShortName(out); 9503 out.print(" filter "); 9504 out.println(Integer.toHexString(System.identityHashCode(filter))); 9505 } 9506 9507 @Override 9508 protected Object filterToLabel(PackageParser.ServiceIntentInfo filter) { 9509 return filter.service; 9510 } 9511 9512 protected void dumpFilterLabel(PrintWriter out, String prefix, Object label, int count) { 9513 PackageParser.Service service = (PackageParser.Service)label; 9514 out.print(prefix); out.print( 9515 Integer.toHexString(System.identityHashCode(service))); 9516 out.print(' '); 9517 service.printComponentShortName(out); 9518 if (count > 1) { 9519 out.print(" ("); out.print(count); out.print(" filters)"); 9520 } 9521 out.println(); 9522 } 9523 9524// List<ResolveInfo> filterEnabled(List<ResolveInfo> resolveInfoList) { 9525// final Iterator<ResolveInfo> i = resolveInfoList.iterator(); 9526// final List<ResolveInfo> retList = Lists.newArrayList(); 9527// while (i.hasNext()) { 9528// final ResolveInfo resolveInfo = (ResolveInfo) i; 9529// if (isEnabledLP(resolveInfo.serviceInfo)) { 9530// retList.add(resolveInfo); 9531// } 9532// } 9533// return retList; 9534// } 9535 9536 // Keys are String (activity class name), values are Activity. 9537 private final ArrayMap<ComponentName, PackageParser.Service> mServices 9538 = new ArrayMap<ComponentName, PackageParser.Service>(); 9539 private int mFlags; 9540 }; 9541 9542 private final class ProviderIntentResolver 9543 extends IntentResolver<PackageParser.ProviderIntentInfo, ResolveInfo> { 9544 public List<ResolveInfo> queryIntent(Intent intent, String resolvedType, 9545 boolean defaultOnly, int userId) { 9546 mFlags = defaultOnly ? PackageManager.MATCH_DEFAULT_ONLY : 0; 9547 return super.queryIntent(intent, resolvedType, defaultOnly, userId); 9548 } 9549 9550 public List<ResolveInfo> queryIntent(Intent intent, String resolvedType, int flags, 9551 int userId) { 9552 if (!sUserManager.exists(userId)) 9553 return null; 9554 mFlags = flags; 9555 return super.queryIntent(intent, resolvedType, 9556 (flags & PackageManager.MATCH_DEFAULT_ONLY) != 0, userId); 9557 } 9558 9559 public List<ResolveInfo> queryIntentForPackage(Intent intent, String resolvedType, 9560 int flags, ArrayList<PackageParser.Provider> packageProviders, int userId) { 9561 if (!sUserManager.exists(userId)) 9562 return null; 9563 if (packageProviders == null) { 9564 return null; 9565 } 9566 mFlags = flags; 9567 final boolean defaultOnly = (flags & PackageManager.MATCH_DEFAULT_ONLY) != 0; 9568 final int N = packageProviders.size(); 9569 ArrayList<PackageParser.ProviderIntentInfo[]> listCut = 9570 new ArrayList<PackageParser.ProviderIntentInfo[]>(N); 9571 9572 ArrayList<PackageParser.ProviderIntentInfo> intentFilters; 9573 for (int i = 0; i < N; ++i) { 9574 intentFilters = packageProviders.get(i).intents; 9575 if (intentFilters != null && intentFilters.size() > 0) { 9576 PackageParser.ProviderIntentInfo[] array = 9577 new PackageParser.ProviderIntentInfo[intentFilters.size()]; 9578 intentFilters.toArray(array); 9579 listCut.add(array); 9580 } 9581 } 9582 return super.queryIntentFromList(intent, resolvedType, defaultOnly, listCut, userId); 9583 } 9584 9585 public final void addProvider(PackageParser.Provider p) { 9586 if (mProviders.containsKey(p.getComponentName())) { 9587 Slog.w(TAG, "Provider " + p.getComponentName() + " already defined; ignoring"); 9588 return; 9589 } 9590 9591 mProviders.put(p.getComponentName(), p); 9592 if (DEBUG_SHOW_INFO) { 9593 Log.v(TAG, " " 9594 + (p.info.nonLocalizedLabel != null 9595 ? p.info.nonLocalizedLabel : p.info.name) + ":"); 9596 Log.v(TAG, " Class=" + p.info.name); 9597 } 9598 final int NI = p.intents.size(); 9599 int j; 9600 for (j = 0; j < NI; j++) { 9601 PackageParser.ProviderIntentInfo intent = p.intents.get(j); 9602 if (DEBUG_SHOW_INFO) { 9603 Log.v(TAG, " IntentFilter:"); 9604 intent.dump(new LogPrinter(Log.VERBOSE, TAG), " "); 9605 } 9606 if (!intent.debugCheck()) { 9607 Log.w(TAG, "==> For Provider " + p.info.name); 9608 } 9609 addFilter(intent); 9610 } 9611 } 9612 9613 public final void removeProvider(PackageParser.Provider p) { 9614 mProviders.remove(p.getComponentName()); 9615 if (DEBUG_SHOW_INFO) { 9616 Log.v(TAG, " " + (p.info.nonLocalizedLabel != null 9617 ? p.info.nonLocalizedLabel : p.info.name) + ":"); 9618 Log.v(TAG, " Class=" + p.info.name); 9619 } 9620 final int NI = p.intents.size(); 9621 int j; 9622 for (j = 0; j < NI; j++) { 9623 PackageParser.ProviderIntentInfo intent = p.intents.get(j); 9624 if (DEBUG_SHOW_INFO) { 9625 Log.v(TAG, " IntentFilter:"); 9626 intent.dump(new LogPrinter(Log.VERBOSE, TAG), " "); 9627 } 9628 removeFilter(intent); 9629 } 9630 } 9631 9632 @Override 9633 protected boolean allowFilterResult( 9634 PackageParser.ProviderIntentInfo filter, List<ResolveInfo> dest) { 9635 ProviderInfo filterPi = filter.provider.info; 9636 for (int i = dest.size() - 1; i >= 0; i--) { 9637 ProviderInfo destPi = dest.get(i).providerInfo; 9638 if (destPi.name == filterPi.name 9639 && destPi.packageName == filterPi.packageName) { 9640 return false; 9641 } 9642 } 9643 return true; 9644 } 9645 9646 @Override 9647 protected PackageParser.ProviderIntentInfo[] newArray(int size) { 9648 return new PackageParser.ProviderIntentInfo[size]; 9649 } 9650 9651 @Override 9652 protected boolean isFilterStopped(PackageParser.ProviderIntentInfo filter, int userId) { 9653 if (!sUserManager.exists(userId)) 9654 return true; 9655 PackageParser.Package p = filter.provider.owner; 9656 if (p != null) { 9657 PackageSetting ps = (PackageSetting) p.mExtras; 9658 if (ps != null) { 9659 // System apps are never considered stopped for purposes of 9660 // filtering, because there may be no way for the user to 9661 // actually re-launch them. 9662 return (ps.pkgFlags & ApplicationInfo.FLAG_SYSTEM) == 0 9663 && ps.getStopped(userId); 9664 } 9665 } 9666 return false; 9667 } 9668 9669 @Override 9670 protected boolean isPackageForFilter(String packageName, 9671 PackageParser.ProviderIntentInfo info) { 9672 return packageName.equals(info.provider.owner.packageName); 9673 } 9674 9675 @Override 9676 protected ResolveInfo newResult(PackageParser.ProviderIntentInfo filter, 9677 int match, int userId) { 9678 if (!sUserManager.exists(userId)) 9679 return null; 9680 final PackageParser.ProviderIntentInfo info = filter; 9681 if (!mSettings.isEnabledAndVisibleLPr(info.provider.info, mFlags, userId)) { 9682 return null; 9683 } 9684 final PackageParser.Provider provider = info.provider; 9685 if (mSafeMode && (provider.info.applicationInfo.flags 9686 & ApplicationInfo.FLAG_SYSTEM) == 0) { 9687 return null; 9688 } 9689 PackageSetting ps = (PackageSetting) provider.owner.mExtras; 9690 if (ps == null) { 9691 return null; 9692 } 9693 ProviderInfo pi = PackageParser.generateProviderInfo(provider, mFlags, 9694 ps.readUserState(userId), userId); 9695 if (pi == null) { 9696 return null; 9697 } 9698 final ResolveInfo res = new ResolveInfo(); 9699 res.providerInfo = pi; 9700 if ((mFlags & PackageManager.GET_RESOLVED_FILTER) != 0) { 9701 res.filter = filter; 9702 } 9703 res.priority = info.getPriority(); 9704 res.preferredOrder = provider.owner.mPreferredOrder; 9705 res.match = match; 9706 res.isDefault = info.hasDefault; 9707 res.labelRes = info.labelRes; 9708 res.nonLocalizedLabel = info.nonLocalizedLabel; 9709 res.icon = info.icon; 9710 res.system = res.providerInfo.applicationInfo.isSystemApp(); 9711 return res; 9712 } 9713 9714 @Override 9715 protected void sortResults(List<ResolveInfo> results) { 9716 Collections.sort(results, mResolvePrioritySorter); 9717 } 9718 9719 @Override 9720 protected void dumpFilter(PrintWriter out, String prefix, 9721 PackageParser.ProviderIntentInfo filter) { 9722 out.print(prefix); 9723 out.print( 9724 Integer.toHexString(System.identityHashCode(filter.provider))); 9725 out.print(' '); 9726 filter.provider.printComponentShortName(out); 9727 out.print(" filter "); 9728 out.println(Integer.toHexString(System.identityHashCode(filter))); 9729 } 9730 9731 @Override 9732 protected Object filterToLabel(PackageParser.ProviderIntentInfo filter) { 9733 return filter.provider; 9734 } 9735 9736 protected void dumpFilterLabel(PrintWriter out, String prefix, Object label, int count) { 9737 PackageParser.Provider provider = (PackageParser.Provider)label; 9738 out.print(prefix); out.print( 9739 Integer.toHexString(System.identityHashCode(provider))); 9740 out.print(' '); 9741 provider.printComponentShortName(out); 9742 if (count > 1) { 9743 out.print(" ("); out.print(count); out.print(" filters)"); 9744 } 9745 out.println(); 9746 } 9747 9748 private final ArrayMap<ComponentName, PackageParser.Provider> mProviders 9749 = new ArrayMap<ComponentName, PackageParser.Provider>(); 9750 private int mFlags; 9751 } 9752 9753 private static final class EphemeralIntentResolver 9754 extends IntentResolver<IntentFilter, ResolveInfo> { 9755 @Override 9756 protected IntentFilter[] newArray(int size) { 9757 return new IntentFilter[size]; 9758 } 9759 9760 @Override 9761 protected boolean isPackageForFilter(String packageName, IntentFilter info) { 9762 return true; 9763 } 9764 9765 @Override 9766 protected ResolveInfo newResult(IntentFilter info, int match, int userId) { 9767 if (!sUserManager.exists(userId)) return null; 9768 final ResolveInfo res = new ResolveInfo(); 9769 res.filter = info; 9770 return res; 9771 } 9772 } 9773 9774 private static final Comparator<ResolveInfo> mResolvePrioritySorter = 9775 new Comparator<ResolveInfo>() { 9776 public int compare(ResolveInfo r1, ResolveInfo r2) { 9777 int v1 = r1.priority; 9778 int v2 = r2.priority; 9779 //System.out.println("Comparing: q1=" + q1 + " q2=" + q2); 9780 if (v1 != v2) { 9781 return (v1 > v2) ? -1 : 1; 9782 } 9783 v1 = r1.preferredOrder; 9784 v2 = r2.preferredOrder; 9785 if (v1 != v2) { 9786 return (v1 > v2) ? -1 : 1; 9787 } 9788 if (r1.isDefault != r2.isDefault) { 9789 return r1.isDefault ? -1 : 1; 9790 } 9791 v1 = r1.match; 9792 v2 = r2.match; 9793 //System.out.println("Comparing: m1=" + m1 + " m2=" + m2); 9794 if (v1 != v2) { 9795 return (v1 > v2) ? -1 : 1; 9796 } 9797 if (r1.system != r2.system) { 9798 return r1.system ? -1 : 1; 9799 } 9800 return 0; 9801 } 9802 }; 9803 9804 private static final Comparator<ProviderInfo> mProviderInitOrderSorter = 9805 new Comparator<ProviderInfo>() { 9806 public int compare(ProviderInfo p1, ProviderInfo p2) { 9807 final int v1 = p1.initOrder; 9808 final int v2 = p2.initOrder; 9809 return (v1 > v2) ? -1 : ((v1 < v2) ? 1 : 0); 9810 } 9811 }; 9812 9813 final void sendPackageBroadcast(final String action, final String pkg, final Bundle extras, 9814 final int flags, final String targetPkg, final IIntentReceiver finishedReceiver, 9815 final int[] userIds) { 9816 mHandler.post(new Runnable() { 9817 @Override 9818 public void run() { 9819 try { 9820 final IActivityManager am = ActivityManagerNative.getDefault(); 9821 if (am == null) return; 9822 final int[] resolvedUserIds; 9823 if (userIds == null) { 9824 resolvedUserIds = am.getRunningUserIds(); 9825 } else { 9826 resolvedUserIds = userIds; 9827 } 9828 for (int id : resolvedUserIds) { 9829 final Intent intent = new Intent(action, 9830 pkg != null ? Uri.fromParts("package", pkg, null) : null); 9831 if (extras != null) { 9832 intent.putExtras(extras); 9833 } 9834 if (targetPkg != null) { 9835 intent.setPackage(targetPkg); 9836 } 9837 // Modify the UID when posting to other users 9838 int uid = intent.getIntExtra(Intent.EXTRA_UID, -1); 9839 if (uid > 0 && UserHandle.getUserId(uid) != id) { 9840 uid = UserHandle.getUid(id, UserHandle.getAppId(uid)); 9841 intent.putExtra(Intent.EXTRA_UID, uid); 9842 } 9843 intent.putExtra(Intent.EXTRA_USER_HANDLE, id); 9844 intent.addFlags(Intent.FLAG_RECEIVER_REGISTERED_ONLY_BEFORE_BOOT | flags); 9845 if (DEBUG_BROADCASTS) { 9846 RuntimeException here = new RuntimeException("here"); 9847 here.fillInStackTrace(); 9848 Slog.d(TAG, "Sending to user " + id + ": " 9849 + intent.toShortString(false, true, false, false) 9850 + " " + intent.getExtras(), here); 9851 } 9852 am.broadcastIntent(null, intent, null, finishedReceiver, 9853 0, null, null, null, android.app.AppOpsManager.OP_NONE, 9854 null, finishedReceiver != null, false, id); 9855 } 9856 } catch (RemoteException ex) { 9857 } 9858 } 9859 }); 9860 } 9861 9862 /** 9863 * Check if the external storage media is available. This is true if there 9864 * is a mounted external storage medium or if the external storage is 9865 * emulated. 9866 */ 9867 private boolean isExternalMediaAvailable() { 9868 return mMediaMounted || Environment.isExternalStorageEmulated(); 9869 } 9870 9871 @Override 9872 public PackageCleanItem nextPackageToClean(PackageCleanItem lastPackage) { 9873 // writer 9874 synchronized (mPackages) { 9875 if (!isExternalMediaAvailable()) { 9876 // If the external storage is no longer mounted at this point, 9877 // the caller may not have been able to delete all of this 9878 // packages files and can not delete any more. Bail. 9879 return null; 9880 } 9881 final ArrayList<PackageCleanItem> pkgs = mSettings.mPackagesToBeCleaned; 9882 if (lastPackage != null) { 9883 pkgs.remove(lastPackage); 9884 } 9885 if (pkgs.size() > 0) { 9886 return pkgs.get(0); 9887 } 9888 } 9889 return null; 9890 } 9891 9892 void schedulePackageCleaning(String packageName, int userId, boolean andCode) { 9893 final Message msg = mHandler.obtainMessage(START_CLEANING_PACKAGE, 9894 userId, andCode ? 1 : 0, packageName); 9895 if (mSystemReady) { 9896 msg.sendToTarget(); 9897 } else { 9898 if (mPostSystemReadyMessages == null) { 9899 mPostSystemReadyMessages = new ArrayList<>(); 9900 } 9901 mPostSystemReadyMessages.add(msg); 9902 } 9903 } 9904 9905 void startCleaningPackages() { 9906 // reader 9907 synchronized (mPackages) { 9908 if (!isExternalMediaAvailable()) { 9909 return; 9910 } 9911 if (mSettings.mPackagesToBeCleaned.isEmpty()) { 9912 return; 9913 } 9914 } 9915 Intent intent = new Intent(PackageManager.ACTION_CLEAN_EXTERNAL_STORAGE); 9916 intent.setComponent(DEFAULT_CONTAINER_COMPONENT); 9917 IActivityManager am = ActivityManagerNative.getDefault(); 9918 if (am != null) { 9919 try { 9920 am.startService(null, intent, null, mContext.getOpPackageName(), 9921 UserHandle.USER_SYSTEM); 9922 } catch (RemoteException e) { 9923 } 9924 } 9925 } 9926 9927 @Override 9928 public void installPackage(String originPath, IPackageInstallObserver2 observer, 9929 int installFlags, String installerPackageName, VerificationParams verificationParams, 9930 String packageAbiOverride) { 9931 installPackageAsUser(originPath, observer, installFlags, installerPackageName, 9932 verificationParams, packageAbiOverride, UserHandle.getCallingUserId()); 9933 } 9934 9935 @Override 9936 public void installPackageAsUser(String originPath, IPackageInstallObserver2 observer, 9937 int installFlags, String installerPackageName, VerificationParams verificationParams, 9938 String packageAbiOverride, int userId) { 9939 mContext.enforceCallingOrSelfPermission(android.Manifest.permission.INSTALL_PACKAGES, null); 9940 9941 final int callingUid = Binder.getCallingUid(); 9942 enforceCrossUserPermission(callingUid, userId, true, true, "installPackageAsUser"); 9943 9944 if (isUserRestricted(userId, UserManager.DISALLOW_INSTALL_APPS)) { 9945 try { 9946 if (observer != null) { 9947 observer.onPackageInstalled("", INSTALL_FAILED_USER_RESTRICTED, null, null); 9948 } 9949 } catch (RemoteException re) { 9950 } 9951 return; 9952 } 9953 9954 if ((callingUid == Process.SHELL_UID) || (callingUid == Process.ROOT_UID)) { 9955 installFlags |= PackageManager.INSTALL_FROM_ADB; 9956 9957 } else { 9958 // Caller holds INSTALL_PACKAGES permission, so we're less strict 9959 // about installerPackageName. 9960 9961 installFlags &= ~PackageManager.INSTALL_FROM_ADB; 9962 installFlags &= ~PackageManager.INSTALL_ALL_USERS; 9963 } 9964 9965 UserHandle user; 9966 if ((installFlags & PackageManager.INSTALL_ALL_USERS) != 0) { 9967 user = UserHandle.ALL; 9968 } else { 9969 user = new UserHandle(userId); 9970 } 9971 9972 // Only system components can circumvent runtime permissions when installing. 9973 if ((installFlags & PackageManager.INSTALL_GRANT_RUNTIME_PERMISSIONS) != 0 9974 && mContext.checkCallingOrSelfPermission(Manifest.permission 9975 .INSTALL_GRANT_RUNTIME_PERMISSIONS) == PackageManager.PERMISSION_DENIED) { 9976 throw new SecurityException("You need the " 9977 + "android.permission.INSTALL_GRANT_RUNTIME_PERMISSIONS permission " 9978 + "to use the PackageManager.INSTALL_GRANT_RUNTIME_PERMISSIONS flag"); 9979 } 9980 9981 verificationParams.setInstallerUid(callingUid); 9982 9983 final File originFile = new File(originPath); 9984 final OriginInfo origin = OriginInfo.fromUntrustedFile(originFile); 9985 9986 final Message msg = mHandler.obtainMessage(INIT_COPY); 9987 final InstallParams params = new InstallParams(origin, null, observer, installFlags, 9988 installerPackageName, null, verificationParams, user, packageAbiOverride, null); 9989 params.setTraceMethod("installAsUser").setTraceCookie(System.identityHashCode(params)); 9990 msg.obj = params; 9991 9992 Trace.asyncTraceBegin(TRACE_TAG_PACKAGE_MANAGER, "installAsUser", 9993 System.identityHashCode(msg.obj)); 9994 Trace.asyncTraceBegin(TRACE_TAG_PACKAGE_MANAGER, "queueInstall", 9995 System.identityHashCode(msg.obj)); 9996 9997 mHandler.sendMessage(msg); 9998 } 9999 10000 void installStage(String packageName, File stagedDir, String stagedCid, 10001 IPackageInstallObserver2 observer, PackageInstaller.SessionParams sessionParams, 10002 String installerPackageName, int installerUid, UserHandle user) { 10003 if (DEBUG_EPHEMERAL) { 10004 if ((sessionParams.installFlags & PackageManager.INSTALL_EPHEMERAL) != 0) { 10005 Slog.d(TAG, "Ephemeral install of " + packageName); 10006 } 10007 } 10008 final VerificationParams verifParams = new VerificationParams( 10009 null, sessionParams.originatingUri, sessionParams.referrerUri, 10010 sessionParams.originatingUid, null); 10011 verifParams.setInstallerUid(installerUid); 10012 10013 final OriginInfo origin; 10014 if (stagedDir != null) { 10015 origin = OriginInfo.fromStagedFile(stagedDir); 10016 } else { 10017 origin = OriginInfo.fromStagedContainer(stagedCid); 10018 } 10019 10020 final Message msg = mHandler.obtainMessage(INIT_COPY); 10021 final InstallParams params = new InstallParams(origin, null, observer, 10022 sessionParams.installFlags, installerPackageName, sessionParams.volumeUuid, 10023 verifParams, user, sessionParams.abiOverride, 10024 sessionParams.grantedRuntimePermissions); 10025 params.setTraceMethod("installStage").setTraceCookie(System.identityHashCode(params)); 10026 msg.obj = params; 10027 10028 Trace.asyncTraceBegin(TRACE_TAG_PACKAGE_MANAGER, "installStage", 10029 System.identityHashCode(msg.obj)); 10030 Trace.asyncTraceBegin(TRACE_TAG_PACKAGE_MANAGER, "queueInstall", 10031 System.identityHashCode(msg.obj)); 10032 10033 mHandler.sendMessage(msg); 10034 } 10035 10036 private void sendPackageAddedForUser(String packageName, PackageSetting pkgSetting, int userId) { 10037 Bundle extras = new Bundle(1); 10038 extras.putInt(Intent.EXTRA_UID, UserHandle.getUid(userId, pkgSetting.appId)); 10039 10040 sendPackageBroadcast(Intent.ACTION_PACKAGE_ADDED, 10041 packageName, extras, 0, null, null, new int[] {userId}); 10042 try { 10043 IActivityManager am = ActivityManagerNative.getDefault(); 10044 final boolean isSystem = 10045 isSystemApp(pkgSetting) || isUpdatedSystemApp(pkgSetting); 10046 if (isSystem && am.isUserRunning(userId, 0)) { 10047 // The just-installed/enabled app is bundled on the system, so presumed 10048 // to be able to run automatically without needing an explicit launch. 10049 // Send it a BOOT_COMPLETED if it would ordinarily have gotten one. 10050 Intent bcIntent = new Intent(Intent.ACTION_BOOT_COMPLETED) 10051 .addFlags(Intent.FLAG_INCLUDE_STOPPED_PACKAGES) 10052 .setPackage(packageName); 10053 am.broadcastIntent(null, bcIntent, null, null, 0, null, null, null, 10054 android.app.AppOpsManager.OP_NONE, null, false, false, userId); 10055 } 10056 } catch (RemoteException e) { 10057 // shouldn't happen 10058 Slog.w(TAG, "Unable to bootstrap installed package", e); 10059 } 10060 } 10061 10062 @Override 10063 public boolean setApplicationHiddenSettingAsUser(String packageName, boolean hidden, 10064 int userId) { 10065 mContext.enforceCallingOrSelfPermission(android.Manifest.permission.MANAGE_USERS, null); 10066 PackageSetting pkgSetting; 10067 final int uid = Binder.getCallingUid(); 10068 enforceCrossUserPermission(uid, userId, true, true, 10069 "setApplicationHiddenSetting for user " + userId); 10070 10071 if (hidden && isPackageDeviceAdmin(packageName, userId)) { 10072 Slog.w(TAG, "Not hiding package " + packageName + ": has active device admin"); 10073 return false; 10074 } 10075 10076 long callingId = Binder.clearCallingIdentity(); 10077 try { 10078 boolean sendAdded = false; 10079 boolean sendRemoved = false; 10080 // writer 10081 synchronized (mPackages) { 10082 pkgSetting = mSettings.mPackages.get(packageName); 10083 if (pkgSetting == null) { 10084 return false; 10085 } 10086 if (pkgSetting.getHidden(userId) != hidden) { 10087 pkgSetting.setHidden(hidden, userId); 10088 mSettings.writePackageRestrictionsLPr(userId); 10089 if (hidden) { 10090 sendRemoved = true; 10091 } else { 10092 sendAdded = true; 10093 } 10094 } 10095 } 10096 if (sendAdded) { 10097 sendPackageAddedForUser(packageName, pkgSetting, userId); 10098 return true; 10099 } 10100 if (sendRemoved) { 10101 killApplication(packageName, UserHandle.getUid(userId, pkgSetting.appId), 10102 "hiding pkg"); 10103 sendApplicationHiddenForUser(packageName, pkgSetting, userId); 10104 return true; 10105 } 10106 } finally { 10107 Binder.restoreCallingIdentity(callingId); 10108 } 10109 return false; 10110 } 10111 10112 private void sendApplicationHiddenForUser(String packageName, PackageSetting pkgSetting, 10113 int userId) { 10114 final PackageRemovedInfo info = new PackageRemovedInfo(); 10115 info.removedPackage = packageName; 10116 info.removedUsers = new int[] {userId}; 10117 info.uid = UserHandle.getUid(userId, pkgSetting.appId); 10118 info.sendBroadcast(false, false, false); 10119 } 10120 10121 /** 10122 * Returns true if application is not found or there was an error. Otherwise it returns 10123 * the hidden state of the package for the given user. 10124 */ 10125 @Override 10126 public boolean getApplicationHiddenSettingAsUser(String packageName, int userId) { 10127 mContext.enforceCallingOrSelfPermission(android.Manifest.permission.MANAGE_USERS, null); 10128 enforceCrossUserPermission(Binder.getCallingUid(), userId, true, 10129 false, "getApplicationHidden for user " + userId); 10130 PackageSetting pkgSetting; 10131 long callingId = Binder.clearCallingIdentity(); 10132 try { 10133 // writer 10134 synchronized (mPackages) { 10135 pkgSetting = mSettings.mPackages.get(packageName); 10136 if (pkgSetting == null) { 10137 return true; 10138 } 10139 return pkgSetting.getHidden(userId); 10140 } 10141 } finally { 10142 Binder.restoreCallingIdentity(callingId); 10143 } 10144 } 10145 10146 /** 10147 * @hide 10148 */ 10149 @Override 10150 public int installExistingPackageAsUser(String packageName, int userId) { 10151 mContext.enforceCallingOrSelfPermission(android.Manifest.permission.INSTALL_PACKAGES, 10152 null); 10153 PackageSetting pkgSetting; 10154 final int uid = Binder.getCallingUid(); 10155 enforceCrossUserPermission(uid, userId, true, true, "installExistingPackage for user " 10156 + userId); 10157 if (isUserRestricted(userId, UserManager.DISALLOW_INSTALL_APPS)) { 10158 return PackageManager.INSTALL_FAILED_USER_RESTRICTED; 10159 } 10160 10161 long callingId = Binder.clearCallingIdentity(); 10162 try { 10163 boolean sendAdded = false; 10164 10165 // writer 10166 synchronized (mPackages) { 10167 pkgSetting = mSettings.mPackages.get(packageName); 10168 if (pkgSetting == null) { 10169 return PackageManager.INSTALL_FAILED_INVALID_URI; 10170 } 10171 if (!pkgSetting.getInstalled(userId)) { 10172 pkgSetting.setInstalled(true, userId); 10173 pkgSetting.setHidden(false, userId); 10174 mSettings.writePackageRestrictionsLPr(userId); 10175 sendAdded = true; 10176 } 10177 } 10178 10179 if (sendAdded) { 10180 sendPackageAddedForUser(packageName, pkgSetting, userId); 10181 } 10182 } finally { 10183 Binder.restoreCallingIdentity(callingId); 10184 } 10185 10186 return PackageManager.INSTALL_SUCCEEDED; 10187 } 10188 10189 boolean isUserRestricted(int userId, String restrictionKey) { 10190 Bundle restrictions = sUserManager.getUserRestrictions(userId); 10191 if (restrictions.getBoolean(restrictionKey, false)) { 10192 Log.w(TAG, "User is restricted: " + restrictionKey); 10193 return true; 10194 } 10195 return false; 10196 } 10197 10198 @Override 10199 public void verifyPendingInstall(int id, int verificationCode) throws RemoteException { 10200 mContext.enforceCallingOrSelfPermission( 10201 android.Manifest.permission.PACKAGE_VERIFICATION_AGENT, 10202 "Only package verification agents can verify applications"); 10203 10204 final Message msg = mHandler.obtainMessage(PACKAGE_VERIFIED); 10205 final PackageVerificationResponse response = new PackageVerificationResponse( 10206 verificationCode, Binder.getCallingUid()); 10207 msg.arg1 = id; 10208 msg.obj = response; 10209 mHandler.sendMessage(msg); 10210 } 10211 10212 @Override 10213 public void extendVerificationTimeout(int id, int verificationCodeAtTimeout, 10214 long millisecondsToDelay) { 10215 mContext.enforceCallingOrSelfPermission( 10216 android.Manifest.permission.PACKAGE_VERIFICATION_AGENT, 10217 "Only package verification agents can extend verification timeouts"); 10218 10219 final PackageVerificationState state = mPendingVerification.get(id); 10220 final PackageVerificationResponse response = new PackageVerificationResponse( 10221 verificationCodeAtTimeout, Binder.getCallingUid()); 10222 10223 if (millisecondsToDelay > PackageManager.MAXIMUM_VERIFICATION_TIMEOUT) { 10224 millisecondsToDelay = PackageManager.MAXIMUM_VERIFICATION_TIMEOUT; 10225 } 10226 if (millisecondsToDelay < 0) { 10227 millisecondsToDelay = 0; 10228 } 10229 if ((verificationCodeAtTimeout != PackageManager.VERIFICATION_ALLOW) 10230 && (verificationCodeAtTimeout != PackageManager.VERIFICATION_REJECT)) { 10231 verificationCodeAtTimeout = PackageManager.VERIFICATION_REJECT; 10232 } 10233 10234 if ((state != null) && !state.timeoutExtended()) { 10235 state.extendTimeout(); 10236 10237 final Message msg = mHandler.obtainMessage(PACKAGE_VERIFIED); 10238 msg.arg1 = id; 10239 msg.obj = response; 10240 mHandler.sendMessageDelayed(msg, millisecondsToDelay); 10241 } 10242 } 10243 10244 private void broadcastPackageVerified(int verificationId, Uri packageUri, 10245 int verificationCode, UserHandle user) { 10246 final Intent intent = new Intent(Intent.ACTION_PACKAGE_VERIFIED); 10247 intent.setDataAndType(packageUri, PACKAGE_MIME_TYPE); 10248 intent.addFlags(Intent.FLAG_GRANT_READ_URI_PERMISSION); 10249 intent.putExtra(PackageManager.EXTRA_VERIFICATION_ID, verificationId); 10250 intent.putExtra(PackageManager.EXTRA_VERIFICATION_RESULT, verificationCode); 10251 10252 mContext.sendBroadcastAsUser(intent, user, 10253 android.Manifest.permission.PACKAGE_VERIFICATION_AGENT); 10254 } 10255 10256 private ComponentName matchComponentForVerifier(String packageName, 10257 List<ResolveInfo> receivers) { 10258 ActivityInfo targetReceiver = null; 10259 10260 final int NR = receivers.size(); 10261 for (int i = 0; i < NR; i++) { 10262 final ResolveInfo info = receivers.get(i); 10263 if (info.activityInfo == null) { 10264 continue; 10265 } 10266 10267 if (packageName.equals(info.activityInfo.packageName)) { 10268 targetReceiver = info.activityInfo; 10269 break; 10270 } 10271 } 10272 10273 if (targetReceiver == null) { 10274 return null; 10275 } 10276 10277 return new ComponentName(targetReceiver.packageName, targetReceiver.name); 10278 } 10279 10280 private List<ComponentName> matchVerifiers(PackageInfoLite pkgInfo, 10281 List<ResolveInfo> receivers, final PackageVerificationState verificationState) { 10282 if (pkgInfo.verifiers.length == 0) { 10283 return null; 10284 } 10285 10286 final int N = pkgInfo.verifiers.length; 10287 final List<ComponentName> sufficientVerifiers = new ArrayList<ComponentName>(N + 1); 10288 for (int i = 0; i < N; i++) { 10289 final VerifierInfo verifierInfo = pkgInfo.verifiers[i]; 10290 10291 final ComponentName comp = matchComponentForVerifier(verifierInfo.packageName, 10292 receivers); 10293 if (comp == null) { 10294 continue; 10295 } 10296 10297 final int verifierUid = getUidForVerifier(verifierInfo); 10298 if (verifierUid == -1) { 10299 continue; 10300 } 10301 10302 if (DEBUG_VERIFY) { 10303 Slog.d(TAG, "Added sufficient verifier " + verifierInfo.packageName 10304 + " with the correct signature"); 10305 } 10306 sufficientVerifiers.add(comp); 10307 verificationState.addSufficientVerifier(verifierUid); 10308 } 10309 10310 return sufficientVerifiers; 10311 } 10312 10313 private int getUidForVerifier(VerifierInfo verifierInfo) { 10314 synchronized (mPackages) { 10315 final PackageParser.Package pkg = mPackages.get(verifierInfo.packageName); 10316 if (pkg == null) { 10317 return -1; 10318 } else if (pkg.mSignatures.length != 1) { 10319 Slog.i(TAG, "Verifier package " + verifierInfo.packageName 10320 + " has more than one signature; ignoring"); 10321 return -1; 10322 } 10323 10324 /* 10325 * If the public key of the package's signature does not match 10326 * our expected public key, then this is a different package and 10327 * we should skip. 10328 */ 10329 10330 final byte[] expectedPublicKey; 10331 try { 10332 final Signature verifierSig = pkg.mSignatures[0]; 10333 final PublicKey publicKey = verifierSig.getPublicKey(); 10334 expectedPublicKey = publicKey.getEncoded(); 10335 } catch (CertificateException e) { 10336 return -1; 10337 } 10338 10339 final byte[] actualPublicKey = verifierInfo.publicKey.getEncoded(); 10340 10341 if (!Arrays.equals(actualPublicKey, expectedPublicKey)) { 10342 Slog.i(TAG, "Verifier package " + verifierInfo.packageName 10343 + " does not have the expected public key; ignoring"); 10344 return -1; 10345 } 10346 10347 return pkg.applicationInfo.uid; 10348 } 10349 } 10350 10351 @Override 10352 public void finishPackageInstall(int token) { 10353 enforceSystemOrRoot("Only the system is allowed to finish installs"); 10354 10355 if (DEBUG_INSTALL) { 10356 Slog.v(TAG, "BM finishing package install for " + token); 10357 } 10358 Trace.asyncTraceEnd(TRACE_TAG_PACKAGE_MANAGER, "restore", token); 10359 10360 final Message msg = mHandler.obtainMessage(POST_INSTALL, token, 0); 10361 mHandler.sendMessage(msg); 10362 } 10363 10364 /** 10365 * Get the verification agent timeout. 10366 * 10367 * @return verification timeout in milliseconds 10368 */ 10369 private long getVerificationTimeout() { 10370 return android.provider.Settings.Global.getLong(mContext.getContentResolver(), 10371 android.provider.Settings.Global.PACKAGE_VERIFIER_TIMEOUT, 10372 DEFAULT_VERIFICATION_TIMEOUT); 10373 } 10374 10375 /** 10376 * Get the default verification agent response code. 10377 * 10378 * @return default verification response code 10379 */ 10380 private int getDefaultVerificationResponse() { 10381 return android.provider.Settings.Global.getInt(mContext.getContentResolver(), 10382 android.provider.Settings.Global.PACKAGE_VERIFIER_DEFAULT_RESPONSE, 10383 DEFAULT_VERIFICATION_RESPONSE); 10384 } 10385 10386 /** 10387 * Check whether or not package verification has been enabled. 10388 * 10389 * @return true if verification should be performed 10390 */ 10391 private boolean isVerificationEnabled(int userId, int installFlags) { 10392 if (!DEFAULT_VERIFY_ENABLE) { 10393 return false; 10394 } 10395 // TODO: fix b/25118622; don't bypass verification 10396 if (Build.IS_DEBUGGABLE && (installFlags & PackageManager.INSTALL_QUICK) != 0) { 10397 return false; 10398 } 10399 // Ephemeral apps don't get the full verification treatment 10400 if ((installFlags & PackageManager.INSTALL_EPHEMERAL) != 0) { 10401 if (DEBUG_EPHEMERAL) { 10402 Slog.d(TAG, "INSTALL_EPHEMERAL so skipping verification"); 10403 } 10404 return false; 10405 } 10406 10407 boolean ensureVerifyAppsEnabled = isUserRestricted(userId, UserManager.ENSURE_VERIFY_APPS); 10408 10409 // Check if installing from ADB 10410 if ((installFlags & PackageManager.INSTALL_FROM_ADB) != 0) { 10411 // Do not run verification in a test harness environment 10412 if (ActivityManager.isRunningInTestHarness()) { 10413 return false; 10414 } 10415 if (ensureVerifyAppsEnabled) { 10416 return true; 10417 } 10418 // Check if the developer does not want package verification for ADB installs 10419 if (android.provider.Settings.Global.getInt(mContext.getContentResolver(), 10420 android.provider.Settings.Global.PACKAGE_VERIFIER_INCLUDE_ADB, 1) == 0) { 10421 return false; 10422 } 10423 } 10424 10425 if (ensureVerifyAppsEnabled) { 10426 return true; 10427 } 10428 10429 return android.provider.Settings.Global.getInt(mContext.getContentResolver(), 10430 android.provider.Settings.Global.PACKAGE_VERIFIER_ENABLE, 1) == 1; 10431 } 10432 10433 @Override 10434 public void verifyIntentFilter(int id, int verificationCode, List<String> failedDomains) 10435 throws RemoteException { 10436 mContext.enforceCallingOrSelfPermission( 10437 Manifest.permission.INTENT_FILTER_VERIFICATION_AGENT, 10438 "Only intentfilter verification agents can verify applications"); 10439 10440 final Message msg = mHandler.obtainMessage(INTENT_FILTER_VERIFIED); 10441 final IntentFilterVerificationResponse response = new IntentFilterVerificationResponse( 10442 Binder.getCallingUid(), verificationCode, failedDomains); 10443 msg.arg1 = id; 10444 msg.obj = response; 10445 mHandler.sendMessage(msg); 10446 } 10447 10448 @Override 10449 public int getIntentVerificationStatus(String packageName, int userId) { 10450 synchronized (mPackages) { 10451 return mSettings.getIntentFilterVerificationStatusLPr(packageName, userId); 10452 } 10453 } 10454 10455 @Override 10456 public boolean updateIntentVerificationStatus(String packageName, int status, int userId) { 10457 mContext.enforceCallingOrSelfPermission( 10458 android.Manifest.permission.SET_PREFERRED_APPLICATIONS, null); 10459 10460 boolean result = false; 10461 synchronized (mPackages) { 10462 result = mSettings.updateIntentFilterVerificationStatusLPw(packageName, status, userId); 10463 } 10464 if (result) { 10465 scheduleWritePackageRestrictionsLocked(userId); 10466 } 10467 return result; 10468 } 10469 10470 @Override 10471 public List<IntentFilterVerificationInfo> getIntentFilterVerifications(String packageName) { 10472 synchronized (mPackages) { 10473 return mSettings.getIntentFilterVerificationsLPr(packageName); 10474 } 10475 } 10476 10477 @Override 10478 public List<IntentFilter> getAllIntentFilters(String packageName) { 10479 if (TextUtils.isEmpty(packageName)) { 10480 return Collections.<IntentFilter>emptyList(); 10481 } 10482 synchronized (mPackages) { 10483 PackageParser.Package pkg = mPackages.get(packageName); 10484 if (pkg == null || pkg.activities == null) { 10485 return Collections.<IntentFilter>emptyList(); 10486 } 10487 final int count = pkg.activities.size(); 10488 ArrayList<IntentFilter> result = new ArrayList<>(); 10489 for (int n=0; n<count; n++) { 10490 PackageParser.Activity activity = pkg.activities.get(n); 10491 if (activity.intents != null || activity.intents.size() > 0) { 10492 result.addAll(activity.intents); 10493 } 10494 } 10495 return result; 10496 } 10497 } 10498 10499 @Override 10500 public boolean setDefaultBrowserPackageName(String packageName, int userId) { 10501 mContext.enforceCallingOrSelfPermission( 10502 android.Manifest.permission.SET_PREFERRED_APPLICATIONS, null); 10503 10504 synchronized (mPackages) { 10505 boolean result = mSettings.setDefaultBrowserPackageNameLPw(packageName, userId); 10506 if (packageName != null) { 10507 result |= updateIntentVerificationStatus(packageName, 10508 PackageManager.INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_ALWAYS, 10509 userId); 10510 mDefaultPermissionPolicy.grantDefaultPermissionsToDefaultBrowserLPr( 10511 packageName, userId); 10512 } 10513 return result; 10514 } 10515 } 10516 10517 @Override 10518 public String getDefaultBrowserPackageName(int userId) { 10519 synchronized (mPackages) { 10520 return mSettings.getDefaultBrowserPackageNameLPw(userId); 10521 } 10522 } 10523 10524 /** 10525 * Get the "allow unknown sources" setting. 10526 * 10527 * @return the current "allow unknown sources" setting 10528 */ 10529 private int getUnknownSourcesSettings() { 10530 return android.provider.Settings.Global.getInt(mContext.getContentResolver(), 10531 android.provider.Settings.Global.INSTALL_NON_MARKET_APPS, 10532 -1); 10533 } 10534 10535 @Override 10536 public void setInstallerPackageName(String targetPackage, String installerPackageName) { 10537 final int uid = Binder.getCallingUid(); 10538 // writer 10539 synchronized (mPackages) { 10540 PackageSetting targetPackageSetting = mSettings.mPackages.get(targetPackage); 10541 if (targetPackageSetting == null) { 10542 throw new IllegalArgumentException("Unknown target package: " + targetPackage); 10543 } 10544 10545 PackageSetting installerPackageSetting; 10546 if (installerPackageName != null) { 10547 installerPackageSetting = mSettings.mPackages.get(installerPackageName); 10548 if (installerPackageSetting == null) { 10549 throw new IllegalArgumentException("Unknown installer package: " 10550 + installerPackageName); 10551 } 10552 } else { 10553 installerPackageSetting = null; 10554 } 10555 10556 Signature[] callerSignature; 10557 Object obj = mSettings.getUserIdLPr(uid); 10558 if (obj != null) { 10559 if (obj instanceof SharedUserSetting) { 10560 callerSignature = ((SharedUserSetting)obj).signatures.mSignatures; 10561 } else if (obj instanceof PackageSetting) { 10562 callerSignature = ((PackageSetting)obj).signatures.mSignatures; 10563 } else { 10564 throw new SecurityException("Bad object " + obj + " for uid " + uid); 10565 } 10566 } else { 10567 throw new SecurityException("Unknown calling uid " + uid); 10568 } 10569 10570 // Verify: can't set installerPackageName to a package that is 10571 // not signed with the same cert as the caller. 10572 if (installerPackageSetting != null) { 10573 if (compareSignatures(callerSignature, 10574 installerPackageSetting.signatures.mSignatures) 10575 != PackageManager.SIGNATURE_MATCH) { 10576 throw new SecurityException( 10577 "Caller does not have same cert as new installer package " 10578 + installerPackageName); 10579 } 10580 } 10581 10582 // Verify: if target already has an installer package, it must 10583 // be signed with the same cert as the caller. 10584 if (targetPackageSetting.installerPackageName != null) { 10585 PackageSetting setting = mSettings.mPackages.get( 10586 targetPackageSetting.installerPackageName); 10587 // If the currently set package isn't valid, then it's always 10588 // okay to change it. 10589 if (setting != null) { 10590 if (compareSignatures(callerSignature, 10591 setting.signatures.mSignatures) 10592 != PackageManager.SIGNATURE_MATCH) { 10593 throw new SecurityException( 10594 "Caller does not have same cert as old installer package " 10595 + targetPackageSetting.installerPackageName); 10596 } 10597 } 10598 } 10599 10600 // Okay! 10601 targetPackageSetting.installerPackageName = installerPackageName; 10602 scheduleWriteSettingsLocked(); 10603 } 10604 } 10605 10606 private void processPendingInstall(final InstallArgs args, final int currentStatus) { 10607 // Queue up an async operation since the package installation may take a little while. 10608 mHandler.post(new Runnable() { 10609 public void run() { 10610 mHandler.removeCallbacks(this); 10611 // Result object to be returned 10612 PackageInstalledInfo res = new PackageInstalledInfo(); 10613 res.returnCode = currentStatus; 10614 res.uid = -1; 10615 res.pkg = null; 10616 res.removedInfo = new PackageRemovedInfo(); 10617 if (res.returnCode == PackageManager.INSTALL_SUCCEEDED) { 10618 args.doPreInstall(res.returnCode); 10619 synchronized (mInstallLock) { 10620 installPackageTracedLI(args, res); 10621 } 10622 args.doPostInstall(res.returnCode, res.uid); 10623 } 10624 10625 // A restore should be performed at this point if (a) the install 10626 // succeeded, (b) the operation is not an update, and (c) the new 10627 // package has not opted out of backup participation. 10628 final boolean update = res.removedInfo.removedPackage != null; 10629 final int flags = (res.pkg == null) ? 0 : res.pkg.applicationInfo.flags; 10630 boolean doRestore = !update 10631 && ((flags & ApplicationInfo.FLAG_ALLOW_BACKUP) != 0); 10632 10633 // Set up the post-install work request bookkeeping. This will be used 10634 // and cleaned up by the post-install event handling regardless of whether 10635 // there's a restore pass performed. Token values are >= 1. 10636 int token; 10637 if (mNextInstallToken < 0) mNextInstallToken = 1; 10638 token = mNextInstallToken++; 10639 10640 PostInstallData data = new PostInstallData(args, res); 10641 mRunningInstalls.put(token, data); 10642 if (DEBUG_INSTALL) Log.v(TAG, "+ starting restore round-trip " + token); 10643 10644 if (res.returnCode == PackageManager.INSTALL_SUCCEEDED && doRestore) { 10645 // Pass responsibility to the Backup Manager. It will perform a 10646 // restore if appropriate, then pass responsibility back to the 10647 // Package Manager to run the post-install observer callbacks 10648 // and broadcasts. 10649 IBackupManager bm = IBackupManager.Stub.asInterface( 10650 ServiceManager.getService(Context.BACKUP_SERVICE)); 10651 if (bm != null) { 10652 if (DEBUG_INSTALL) Log.v(TAG, "token " + token 10653 + " to BM for possible restore"); 10654 Trace.asyncTraceBegin(TRACE_TAG_PACKAGE_MANAGER, "restore", token); 10655 try { 10656 // TODO: http://b/22388012 10657 if (bm.isBackupServiceActive(UserHandle.USER_SYSTEM)) { 10658 bm.restoreAtInstall(res.pkg.applicationInfo.packageName, token); 10659 } else { 10660 doRestore = false; 10661 } 10662 } catch (RemoteException e) { 10663 // can't happen; the backup manager is local 10664 } catch (Exception e) { 10665 Slog.e(TAG, "Exception trying to enqueue restore", e); 10666 doRestore = false; 10667 } 10668 } else { 10669 Slog.e(TAG, "Backup Manager not found!"); 10670 doRestore = false; 10671 } 10672 } 10673 10674 if (!doRestore) { 10675 // No restore possible, or the Backup Manager was mysteriously not 10676 // available -- just fire the post-install work request directly. 10677 if (DEBUG_INSTALL) Log.v(TAG, "No restore - queue post-install for " + token); 10678 10679 Trace.asyncTraceBegin(TRACE_TAG_PACKAGE_MANAGER, "postInstall", token); 10680 10681 Message msg = mHandler.obtainMessage(POST_INSTALL, token, 0); 10682 mHandler.sendMessage(msg); 10683 } 10684 } 10685 }); 10686 } 10687 10688 private abstract class HandlerParams { 10689 private static final int MAX_RETRIES = 4; 10690 10691 /** 10692 * Number of times startCopy() has been attempted and had a non-fatal 10693 * error. 10694 */ 10695 private int mRetries = 0; 10696 10697 /** User handle for the user requesting the information or installation. */ 10698 private final UserHandle mUser; 10699 String traceMethod; 10700 int traceCookie; 10701 10702 HandlerParams(UserHandle user) { 10703 mUser = user; 10704 } 10705 10706 UserHandle getUser() { 10707 return mUser; 10708 } 10709 10710 HandlerParams setTraceMethod(String traceMethod) { 10711 this.traceMethod = traceMethod; 10712 return this; 10713 } 10714 10715 HandlerParams setTraceCookie(int traceCookie) { 10716 this.traceCookie = traceCookie; 10717 return this; 10718 } 10719 10720 final boolean startCopy() { 10721 boolean res; 10722 try { 10723 if (DEBUG_INSTALL) Slog.i(TAG, "startCopy " + mUser + ": " + this); 10724 10725 if (++mRetries > MAX_RETRIES) { 10726 Slog.w(TAG, "Failed to invoke remote methods on default container service. Giving up"); 10727 mHandler.sendEmptyMessage(MCS_GIVE_UP); 10728 handleServiceError(); 10729 return false; 10730 } else { 10731 handleStartCopy(); 10732 res = true; 10733 } 10734 } catch (RemoteException e) { 10735 if (DEBUG_INSTALL) Slog.i(TAG, "Posting install MCS_RECONNECT"); 10736 mHandler.sendEmptyMessage(MCS_RECONNECT); 10737 res = false; 10738 } 10739 handleReturnCode(); 10740 return res; 10741 } 10742 10743 final void serviceError() { 10744 if (DEBUG_INSTALL) Slog.i(TAG, "serviceError"); 10745 handleServiceError(); 10746 handleReturnCode(); 10747 } 10748 10749 abstract void handleStartCopy() throws RemoteException; 10750 abstract void handleServiceError(); 10751 abstract void handleReturnCode(); 10752 } 10753 10754 class MeasureParams extends HandlerParams { 10755 private final PackageStats mStats; 10756 private boolean mSuccess; 10757 10758 private final IPackageStatsObserver mObserver; 10759 10760 public MeasureParams(PackageStats stats, IPackageStatsObserver observer) { 10761 super(new UserHandle(stats.userHandle)); 10762 mObserver = observer; 10763 mStats = stats; 10764 } 10765 10766 @Override 10767 public String toString() { 10768 return "MeasureParams{" 10769 + Integer.toHexString(System.identityHashCode(this)) 10770 + " " + mStats.packageName + "}"; 10771 } 10772 10773 @Override 10774 void handleStartCopy() throws RemoteException { 10775 synchronized (mInstallLock) { 10776 mSuccess = getPackageSizeInfoLI(mStats.packageName, mStats.userHandle, mStats); 10777 } 10778 10779 if (mSuccess) { 10780 final boolean mounted; 10781 if (Environment.isExternalStorageEmulated()) { 10782 mounted = true; 10783 } else { 10784 final String status = Environment.getExternalStorageState(); 10785 mounted = (Environment.MEDIA_MOUNTED.equals(status) 10786 || Environment.MEDIA_MOUNTED_READ_ONLY.equals(status)); 10787 } 10788 10789 if (mounted) { 10790 final UserEnvironment userEnv = new UserEnvironment(mStats.userHandle); 10791 10792 mStats.externalCacheSize = calculateDirectorySize(mContainerService, 10793 userEnv.buildExternalStorageAppCacheDirs(mStats.packageName)); 10794 10795 mStats.externalDataSize = calculateDirectorySize(mContainerService, 10796 userEnv.buildExternalStorageAppDataDirs(mStats.packageName)); 10797 10798 // Always subtract cache size, since it's a subdirectory 10799 mStats.externalDataSize -= mStats.externalCacheSize; 10800 10801 mStats.externalMediaSize = calculateDirectorySize(mContainerService, 10802 userEnv.buildExternalStorageAppMediaDirs(mStats.packageName)); 10803 10804 mStats.externalObbSize = calculateDirectorySize(mContainerService, 10805 userEnv.buildExternalStorageAppObbDirs(mStats.packageName)); 10806 } 10807 } 10808 } 10809 10810 @Override 10811 void handleReturnCode() { 10812 if (mObserver != null) { 10813 try { 10814 mObserver.onGetStatsCompleted(mStats, mSuccess); 10815 } catch (RemoteException e) { 10816 Slog.i(TAG, "Observer no longer exists."); 10817 } 10818 } 10819 } 10820 10821 @Override 10822 void handleServiceError() { 10823 Slog.e(TAG, "Could not measure application " + mStats.packageName 10824 + " external storage"); 10825 } 10826 } 10827 10828 private static long calculateDirectorySize(IMediaContainerService mcs, File[] paths) 10829 throws RemoteException { 10830 long result = 0; 10831 for (File path : paths) { 10832 result += mcs.calculateDirectorySize(path.getAbsolutePath()); 10833 } 10834 return result; 10835 } 10836 10837 private static void clearDirectory(IMediaContainerService mcs, File[] paths) { 10838 for (File path : paths) { 10839 try { 10840 mcs.clearDirectory(path.getAbsolutePath()); 10841 } catch (RemoteException e) { 10842 } 10843 } 10844 } 10845 10846 static class OriginInfo { 10847 /** 10848 * Location where install is coming from, before it has been 10849 * copied/renamed into place. This could be a single monolithic APK 10850 * file, or a cluster directory. This location may be untrusted. 10851 */ 10852 final File file; 10853 final String cid; 10854 10855 /** 10856 * Flag indicating that {@link #file} or {@link #cid} has already been 10857 * staged, meaning downstream users don't need to defensively copy the 10858 * contents. 10859 */ 10860 final boolean staged; 10861 10862 /** 10863 * Flag indicating that {@link #file} or {@link #cid} is an already 10864 * installed app that is being moved. 10865 */ 10866 final boolean existing; 10867 10868 final String resolvedPath; 10869 final File resolvedFile; 10870 10871 static OriginInfo fromNothing() { 10872 return new OriginInfo(null, null, false, false); 10873 } 10874 10875 static OriginInfo fromUntrustedFile(File file) { 10876 return new OriginInfo(file, null, false, false); 10877 } 10878 10879 static OriginInfo fromExistingFile(File file) { 10880 return new OriginInfo(file, null, false, true); 10881 } 10882 10883 static OriginInfo fromStagedFile(File file) { 10884 return new OriginInfo(file, null, true, false); 10885 } 10886 10887 static OriginInfo fromStagedContainer(String cid) { 10888 return new OriginInfo(null, cid, true, false); 10889 } 10890 10891 private OriginInfo(File file, String cid, boolean staged, boolean existing) { 10892 this.file = file; 10893 this.cid = cid; 10894 this.staged = staged; 10895 this.existing = existing; 10896 10897 if (cid != null) { 10898 resolvedPath = PackageHelper.getSdDir(cid); 10899 resolvedFile = new File(resolvedPath); 10900 } else if (file != null) { 10901 resolvedPath = file.getAbsolutePath(); 10902 resolvedFile = file; 10903 } else { 10904 resolvedPath = null; 10905 resolvedFile = null; 10906 } 10907 } 10908 } 10909 10910 class MoveInfo { 10911 final int moveId; 10912 final String fromUuid; 10913 final String toUuid; 10914 final String packageName; 10915 final String dataAppName; 10916 final int appId; 10917 final String seinfo; 10918 10919 public MoveInfo(int moveId, String fromUuid, String toUuid, String packageName, 10920 String dataAppName, int appId, String seinfo) { 10921 this.moveId = moveId; 10922 this.fromUuid = fromUuid; 10923 this.toUuid = toUuid; 10924 this.packageName = packageName; 10925 this.dataAppName = dataAppName; 10926 this.appId = appId; 10927 this.seinfo = seinfo; 10928 } 10929 } 10930 10931 class InstallParams extends HandlerParams { 10932 final OriginInfo origin; 10933 final MoveInfo move; 10934 final IPackageInstallObserver2 observer; 10935 int installFlags; 10936 final String installerPackageName; 10937 final String volumeUuid; 10938 final VerificationParams verificationParams; 10939 private InstallArgs mArgs; 10940 private int mRet; 10941 final String packageAbiOverride; 10942 final String[] grantedRuntimePermissions; 10943 10944 InstallParams(OriginInfo origin, MoveInfo move, IPackageInstallObserver2 observer, 10945 int installFlags, String installerPackageName, String volumeUuid, 10946 VerificationParams verificationParams, UserHandle user, String packageAbiOverride, 10947 String[] grantedPermissions) { 10948 super(user); 10949 this.origin = origin; 10950 this.move = move; 10951 this.observer = observer; 10952 this.installFlags = installFlags; 10953 this.installerPackageName = installerPackageName; 10954 this.volumeUuid = volumeUuid; 10955 this.verificationParams = verificationParams; 10956 this.packageAbiOverride = packageAbiOverride; 10957 this.grantedRuntimePermissions = grantedPermissions; 10958 } 10959 10960 @Override 10961 public String toString() { 10962 return "InstallParams{" + Integer.toHexString(System.identityHashCode(this)) 10963 + " file=" + origin.file + " cid=" + origin.cid + "}"; 10964 } 10965 10966 public ManifestDigest getManifestDigest() { 10967 if (verificationParams == null) { 10968 return null; 10969 } 10970 return verificationParams.getManifestDigest(); 10971 } 10972 10973 private int installLocationPolicy(PackageInfoLite pkgLite) { 10974 String packageName = pkgLite.packageName; 10975 int installLocation = pkgLite.installLocation; 10976 boolean onSd = (installFlags & PackageManager.INSTALL_EXTERNAL) != 0; 10977 // reader 10978 synchronized (mPackages) { 10979 PackageParser.Package pkg = mPackages.get(packageName); 10980 if (pkg != null) { 10981 if ((installFlags & PackageManager.INSTALL_REPLACE_EXISTING) != 0) { 10982 // Check for downgrading. 10983 if ((installFlags & PackageManager.INSTALL_ALLOW_DOWNGRADE) == 0) { 10984 try { 10985 checkDowngrade(pkg, pkgLite); 10986 } catch (PackageManagerException e) { 10987 Slog.w(TAG, "Downgrade detected: " + e.getMessage()); 10988 return PackageHelper.RECOMMEND_FAILED_VERSION_DOWNGRADE; 10989 } 10990 } 10991 // Check for updated system application. 10992 if ((pkg.applicationInfo.flags & ApplicationInfo.FLAG_SYSTEM) != 0) { 10993 if (onSd) { 10994 Slog.w(TAG, "Cannot install update to system app on sdcard"); 10995 return PackageHelper.RECOMMEND_FAILED_INVALID_LOCATION; 10996 } 10997 return PackageHelper.RECOMMEND_INSTALL_INTERNAL; 10998 } else { 10999 if (onSd) { 11000 // Install flag overrides everything. 11001 return PackageHelper.RECOMMEND_INSTALL_EXTERNAL; 11002 } 11003 // If current upgrade specifies particular preference 11004 if (installLocation == PackageInfo.INSTALL_LOCATION_INTERNAL_ONLY) { 11005 // Application explicitly specified internal. 11006 return PackageHelper.RECOMMEND_INSTALL_INTERNAL; 11007 } else if (installLocation == PackageInfo.INSTALL_LOCATION_PREFER_EXTERNAL) { 11008 // App explictly prefers external. Let policy decide 11009 } else { 11010 // Prefer previous location 11011 if (isExternal(pkg)) { 11012 return PackageHelper.RECOMMEND_INSTALL_EXTERNAL; 11013 } 11014 return PackageHelper.RECOMMEND_INSTALL_INTERNAL; 11015 } 11016 } 11017 } else { 11018 // Invalid install. Return error code 11019 return PackageHelper.RECOMMEND_FAILED_ALREADY_EXISTS; 11020 } 11021 } 11022 } 11023 // All the special cases have been taken care of. 11024 // Return result based on recommended install location. 11025 if (onSd) { 11026 return PackageHelper.RECOMMEND_INSTALL_EXTERNAL; 11027 } 11028 return pkgLite.recommendedInstallLocation; 11029 } 11030 11031 /* 11032 * Invoke remote method to get package information and install 11033 * location values. Override install location based on default 11034 * policy if needed and then create install arguments based 11035 * on the install location. 11036 */ 11037 public void handleStartCopy() throws RemoteException { 11038 int ret = PackageManager.INSTALL_SUCCEEDED; 11039 11040 // If we're already staged, we've firmly committed to an install location 11041 if (origin.staged) { 11042 if (origin.file != null) { 11043 installFlags |= PackageManager.INSTALL_INTERNAL; 11044 installFlags &= ~PackageManager.INSTALL_EXTERNAL; 11045 } else if (origin.cid != null) { 11046 installFlags |= PackageManager.INSTALL_EXTERNAL; 11047 installFlags &= ~PackageManager.INSTALL_INTERNAL; 11048 } else { 11049 throw new IllegalStateException("Invalid stage location"); 11050 } 11051 } 11052 11053 final boolean onSd = (installFlags & PackageManager.INSTALL_EXTERNAL) != 0; 11054 final boolean onInt = (installFlags & PackageManager.INSTALL_INTERNAL) != 0; 11055 final boolean ephemeral = (installFlags & PackageManager.INSTALL_EPHEMERAL) != 0; 11056 PackageInfoLite pkgLite = null; 11057 11058 if (onInt && onSd) { 11059 // Check if both bits are set. 11060 Slog.w(TAG, "Conflicting flags specified for installing on both internal and external"); 11061 ret = PackageManager.INSTALL_FAILED_INVALID_INSTALL_LOCATION; 11062 } else if (onSd && ephemeral) { 11063 Slog.w(TAG, "Conflicting flags specified for installing ephemeral on external"); 11064 ret = PackageManager.INSTALL_FAILED_INVALID_INSTALL_LOCATION; 11065 } else { 11066 pkgLite = mContainerService.getMinimalPackageInfo(origin.resolvedPath, installFlags, 11067 packageAbiOverride); 11068 11069 if (DEBUG_EPHEMERAL && ephemeral) { 11070 Slog.v(TAG, "pkgLite for install: " + pkgLite); 11071 } 11072 11073 /* 11074 * If we have too little free space, try to free cache 11075 * before giving up. 11076 */ 11077 if (!origin.staged && pkgLite.recommendedInstallLocation 11078 == PackageHelper.RECOMMEND_FAILED_INSUFFICIENT_STORAGE) { 11079 // TODO: focus freeing disk space on the target device 11080 final StorageManager storage = StorageManager.from(mContext); 11081 final long lowThreshold = storage.getStorageLowBytes( 11082 Environment.getDataDirectory()); 11083 11084 final long sizeBytes = mContainerService.calculateInstalledSize( 11085 origin.resolvedPath, isForwardLocked(), packageAbiOverride); 11086 11087 if (mInstaller.freeCache(null, sizeBytes + lowThreshold) >= 0) { 11088 pkgLite = mContainerService.getMinimalPackageInfo(origin.resolvedPath, 11089 installFlags, packageAbiOverride); 11090 } 11091 11092 /* 11093 * The cache free must have deleted the file we 11094 * downloaded to install. 11095 * 11096 * TODO: fix the "freeCache" call to not delete 11097 * the file we care about. 11098 */ 11099 if (pkgLite.recommendedInstallLocation 11100 == PackageHelper.RECOMMEND_FAILED_INVALID_URI) { 11101 pkgLite.recommendedInstallLocation 11102 = PackageHelper.RECOMMEND_FAILED_INSUFFICIENT_STORAGE; 11103 } 11104 } 11105 } 11106 11107 if (ret == PackageManager.INSTALL_SUCCEEDED) { 11108 int loc = pkgLite.recommendedInstallLocation; 11109 if (loc == PackageHelper.RECOMMEND_FAILED_INVALID_LOCATION) { 11110 ret = PackageManager.INSTALL_FAILED_INVALID_INSTALL_LOCATION; 11111 } else if (loc == PackageHelper.RECOMMEND_FAILED_ALREADY_EXISTS) { 11112 ret = PackageManager.INSTALL_FAILED_ALREADY_EXISTS; 11113 } else if (loc == PackageHelper.RECOMMEND_FAILED_INSUFFICIENT_STORAGE) { 11114 ret = PackageManager.INSTALL_FAILED_INSUFFICIENT_STORAGE; 11115 } else if (loc == PackageHelper.RECOMMEND_FAILED_INVALID_APK) { 11116 ret = PackageManager.INSTALL_FAILED_INVALID_APK; 11117 } else if (loc == PackageHelper.RECOMMEND_FAILED_INVALID_URI) { 11118 ret = PackageManager.INSTALL_FAILED_INVALID_URI; 11119 } else if (loc == PackageHelper.RECOMMEND_MEDIA_UNAVAILABLE) { 11120 ret = PackageManager.INSTALL_FAILED_MEDIA_UNAVAILABLE; 11121 } else { 11122 // Override with defaults if needed. 11123 loc = installLocationPolicy(pkgLite); 11124 if (loc == PackageHelper.RECOMMEND_FAILED_VERSION_DOWNGRADE) { 11125 ret = PackageManager.INSTALL_FAILED_VERSION_DOWNGRADE; 11126 } else if (!onSd && !onInt) { 11127 // Override install location with flags 11128 if (loc == PackageHelper.RECOMMEND_INSTALL_EXTERNAL) { 11129 // Set the flag to install on external media. 11130 installFlags |= PackageManager.INSTALL_EXTERNAL; 11131 installFlags &= ~PackageManager.INSTALL_INTERNAL; 11132 } else if (loc == PackageHelper.RECOMMEND_INSTALL_EPHEMERAL) { 11133 if (DEBUG_EPHEMERAL) { 11134 Slog.v(TAG, "...setting INSTALL_EPHEMERAL install flag"); 11135 } 11136 installFlags |= PackageManager.INSTALL_EPHEMERAL; 11137 installFlags &= ~(PackageManager.INSTALL_EXTERNAL 11138 |PackageManager.INSTALL_INTERNAL); 11139 } else { 11140 // Make sure the flag for installing on external 11141 // media is unset 11142 installFlags |= PackageManager.INSTALL_INTERNAL; 11143 installFlags &= ~PackageManager.INSTALL_EXTERNAL; 11144 } 11145 } 11146 } 11147 } 11148 11149 final InstallArgs args = createInstallArgs(this); 11150 mArgs = args; 11151 11152 if (ret == PackageManager.INSTALL_SUCCEEDED) { 11153 // TODO: http://b/22976637 11154 // Apps installed for "all" users use the device owner to verify the app 11155 UserHandle verifierUser = getUser(); 11156 if (verifierUser == UserHandle.ALL) { 11157 verifierUser = UserHandle.SYSTEM; 11158 } 11159 11160 /* 11161 * Determine if we have any installed package verifiers. If we 11162 * do, then we'll defer to them to verify the packages. 11163 */ 11164 final int requiredUid = mRequiredVerifierPackage == null ? -1 11165 : getPackageUid(mRequiredVerifierPackage, verifierUser.getIdentifier()); 11166 if (!origin.existing && requiredUid != -1 11167 && isVerificationEnabled(verifierUser.getIdentifier(), installFlags)) { 11168 final Intent verification = new Intent( 11169 Intent.ACTION_PACKAGE_NEEDS_VERIFICATION); 11170 verification.addFlags(Intent.FLAG_RECEIVER_FOREGROUND); 11171 verification.setDataAndType(Uri.fromFile(new File(origin.resolvedPath)), 11172 PACKAGE_MIME_TYPE); 11173 verification.addFlags(Intent.FLAG_GRANT_READ_URI_PERMISSION); 11174 11175 final List<ResolveInfo> receivers = queryIntentReceivers(verification, 11176 PACKAGE_MIME_TYPE, PackageManager.GET_DISABLED_COMPONENTS, 11177 verifierUser.getIdentifier()); 11178 11179 if (DEBUG_VERIFY) { 11180 Slog.d(TAG, "Found " + receivers.size() + " verifiers for intent " 11181 + verification.toString() + " with " + pkgLite.verifiers.length 11182 + " optional verifiers"); 11183 } 11184 11185 final int verificationId = mPendingVerificationToken++; 11186 11187 verification.putExtra(PackageManager.EXTRA_VERIFICATION_ID, verificationId); 11188 11189 verification.putExtra(PackageManager.EXTRA_VERIFICATION_INSTALLER_PACKAGE, 11190 installerPackageName); 11191 11192 verification.putExtra(PackageManager.EXTRA_VERIFICATION_INSTALL_FLAGS, 11193 installFlags); 11194 11195 verification.putExtra(PackageManager.EXTRA_VERIFICATION_PACKAGE_NAME, 11196 pkgLite.packageName); 11197 11198 verification.putExtra(PackageManager.EXTRA_VERIFICATION_VERSION_CODE, 11199 pkgLite.versionCode); 11200 11201 if (verificationParams != null) { 11202 if (verificationParams.getVerificationURI() != null) { 11203 verification.putExtra(PackageManager.EXTRA_VERIFICATION_URI, 11204 verificationParams.getVerificationURI()); 11205 } 11206 if (verificationParams.getOriginatingURI() != null) { 11207 verification.putExtra(Intent.EXTRA_ORIGINATING_URI, 11208 verificationParams.getOriginatingURI()); 11209 } 11210 if (verificationParams.getReferrer() != null) { 11211 verification.putExtra(Intent.EXTRA_REFERRER, 11212 verificationParams.getReferrer()); 11213 } 11214 if (verificationParams.getOriginatingUid() >= 0) { 11215 verification.putExtra(Intent.EXTRA_ORIGINATING_UID, 11216 verificationParams.getOriginatingUid()); 11217 } 11218 if (verificationParams.getInstallerUid() >= 0) { 11219 verification.putExtra(PackageManager.EXTRA_VERIFICATION_INSTALLER_UID, 11220 verificationParams.getInstallerUid()); 11221 } 11222 } 11223 11224 final PackageVerificationState verificationState = new PackageVerificationState( 11225 requiredUid, args); 11226 11227 mPendingVerification.append(verificationId, verificationState); 11228 11229 final List<ComponentName> sufficientVerifiers = matchVerifiers(pkgLite, 11230 receivers, verificationState); 11231 11232 /* 11233 * If any sufficient verifiers were listed in the package 11234 * manifest, attempt to ask them. 11235 */ 11236 if (sufficientVerifiers != null) { 11237 final int N = sufficientVerifiers.size(); 11238 if (N == 0) { 11239 Slog.i(TAG, "Additional verifiers required, but none installed."); 11240 ret = PackageManager.INSTALL_FAILED_VERIFICATION_FAILURE; 11241 } else { 11242 for (int i = 0; i < N; i++) { 11243 final ComponentName verifierComponent = sufficientVerifiers.get(i); 11244 11245 final Intent sufficientIntent = new Intent(verification); 11246 sufficientIntent.setComponent(verifierComponent); 11247 mContext.sendBroadcastAsUser(sufficientIntent, verifierUser); 11248 } 11249 } 11250 } 11251 11252 final ComponentName requiredVerifierComponent = matchComponentForVerifier( 11253 mRequiredVerifierPackage, receivers); 11254 if (ret == PackageManager.INSTALL_SUCCEEDED 11255 && mRequiredVerifierPackage != null) { 11256 Trace.asyncTraceBegin( 11257 TRACE_TAG_PACKAGE_MANAGER, "verification", verificationId); 11258 /* 11259 * Send the intent to the required verification agent, 11260 * but only start the verification timeout after the 11261 * target BroadcastReceivers have run. 11262 */ 11263 verification.setComponent(requiredVerifierComponent); 11264 mContext.sendOrderedBroadcastAsUser(verification, verifierUser, 11265 android.Manifest.permission.PACKAGE_VERIFICATION_AGENT, 11266 new BroadcastReceiver() { 11267 @Override 11268 public void onReceive(Context context, Intent intent) { 11269 final Message msg = mHandler 11270 .obtainMessage(CHECK_PENDING_VERIFICATION); 11271 msg.arg1 = verificationId; 11272 mHandler.sendMessageDelayed(msg, getVerificationTimeout()); 11273 } 11274 }, null, 0, null, null); 11275 11276 /* 11277 * We don't want the copy to proceed until verification 11278 * succeeds, so null out this field. 11279 */ 11280 mArgs = null; 11281 } 11282 } else { 11283 /* 11284 * No package verification is enabled, so immediately start 11285 * the remote call to initiate copy using temporary file. 11286 */ 11287 ret = args.copyApk(mContainerService, true); 11288 } 11289 } 11290 11291 mRet = ret; 11292 } 11293 11294 @Override 11295 void handleReturnCode() { 11296 // If mArgs is null, then MCS couldn't be reached. When it 11297 // reconnects, it will try again to install. At that point, this 11298 // will succeed. 11299 if (mArgs != null) { 11300 processPendingInstall(mArgs, mRet); 11301 } 11302 } 11303 11304 @Override 11305 void handleServiceError() { 11306 mArgs = createInstallArgs(this); 11307 mRet = PackageManager.INSTALL_FAILED_INTERNAL_ERROR; 11308 } 11309 11310 public boolean isForwardLocked() { 11311 return (installFlags & PackageManager.INSTALL_FORWARD_LOCK) != 0; 11312 } 11313 } 11314 11315 /** 11316 * Used during creation of InstallArgs 11317 * 11318 * @param installFlags package installation flags 11319 * @return true if should be installed on external storage 11320 */ 11321 private static boolean installOnExternalAsec(int installFlags) { 11322 if ((installFlags & PackageManager.INSTALL_INTERNAL) != 0) { 11323 return false; 11324 } 11325 if ((installFlags & PackageManager.INSTALL_EXTERNAL) != 0) { 11326 return true; 11327 } 11328 return false; 11329 } 11330 11331 /** 11332 * Used during creation of InstallArgs 11333 * 11334 * @param installFlags package installation flags 11335 * @return true if should be installed as forward locked 11336 */ 11337 private static boolean installForwardLocked(int installFlags) { 11338 return (installFlags & PackageManager.INSTALL_FORWARD_LOCK) != 0; 11339 } 11340 11341 private InstallArgs createInstallArgs(InstallParams params) { 11342 if (params.move != null) { 11343 return new MoveInstallArgs(params); 11344 } else if (installOnExternalAsec(params.installFlags) || params.isForwardLocked()) { 11345 return new AsecInstallArgs(params); 11346 } else { 11347 return new FileInstallArgs(params); 11348 } 11349 } 11350 11351 /** 11352 * Create args that describe an existing installed package. Typically used 11353 * when cleaning up old installs, or used as a move source. 11354 */ 11355 private InstallArgs createInstallArgsForExisting(int installFlags, String codePath, 11356 String resourcePath, String[] instructionSets) { 11357 final boolean isInAsec; 11358 if (installOnExternalAsec(installFlags)) { 11359 /* Apps on SD card are always in ASEC containers. */ 11360 isInAsec = true; 11361 } else if (installForwardLocked(installFlags) 11362 && !codePath.startsWith(mDrmAppPrivateInstallDir.getAbsolutePath())) { 11363 /* 11364 * Forward-locked apps are only in ASEC containers if they're the 11365 * new style 11366 */ 11367 isInAsec = true; 11368 } else { 11369 isInAsec = false; 11370 } 11371 11372 if (isInAsec) { 11373 return new AsecInstallArgs(codePath, instructionSets, 11374 installOnExternalAsec(installFlags), installForwardLocked(installFlags)); 11375 } else { 11376 return new FileInstallArgs(codePath, resourcePath, instructionSets); 11377 } 11378 } 11379 11380 static abstract class InstallArgs { 11381 /** @see InstallParams#origin */ 11382 final OriginInfo origin; 11383 /** @see InstallParams#move */ 11384 final MoveInfo move; 11385 11386 final IPackageInstallObserver2 observer; 11387 // Always refers to PackageManager flags only 11388 final int installFlags; 11389 final String installerPackageName; 11390 final String volumeUuid; 11391 final ManifestDigest manifestDigest; 11392 final UserHandle user; 11393 final String abiOverride; 11394 final String[] installGrantPermissions; 11395 /** If non-null, drop an async trace when the install completes */ 11396 final String traceMethod; 11397 final int traceCookie; 11398 11399 // The list of instruction sets supported by this app. This is currently 11400 // only used during the rmdex() phase to clean up resources. We can get rid of this 11401 // if we move dex files under the common app path. 11402 /* nullable */ String[] instructionSets; 11403 11404 InstallArgs(OriginInfo origin, MoveInfo move, IPackageInstallObserver2 observer, 11405 int installFlags, String installerPackageName, String volumeUuid, 11406 ManifestDigest manifestDigest, UserHandle user, String[] instructionSets, 11407 String abiOverride, String[] installGrantPermissions, 11408 String traceMethod, int traceCookie) { 11409 this.origin = origin; 11410 this.move = move; 11411 this.installFlags = installFlags; 11412 this.observer = observer; 11413 this.installerPackageName = installerPackageName; 11414 this.volumeUuid = volumeUuid; 11415 this.manifestDigest = manifestDigest; 11416 this.user = user; 11417 this.instructionSets = instructionSets; 11418 this.abiOverride = abiOverride; 11419 this.installGrantPermissions = installGrantPermissions; 11420 this.traceMethod = traceMethod; 11421 this.traceCookie = traceCookie; 11422 } 11423 11424 abstract int copyApk(IMediaContainerService imcs, boolean temp) throws RemoteException; 11425 abstract int doPreInstall(int status); 11426 11427 /** 11428 * Rename package into final resting place. All paths on the given 11429 * scanned package should be updated to reflect the rename. 11430 */ 11431 abstract boolean doRename(int status, PackageParser.Package pkg, String oldCodePath); 11432 abstract int doPostInstall(int status, int uid); 11433 11434 /** @see PackageSettingBase#codePathString */ 11435 abstract String getCodePath(); 11436 /** @see PackageSettingBase#resourcePathString */ 11437 abstract String getResourcePath(); 11438 11439 // Need installer lock especially for dex file removal. 11440 abstract void cleanUpResourcesLI(); 11441 abstract boolean doPostDeleteLI(boolean delete); 11442 11443 /** 11444 * Called before the source arguments are copied. This is used mostly 11445 * for MoveParams when it needs to read the source file to put it in the 11446 * destination. 11447 */ 11448 int doPreCopy() { 11449 return PackageManager.INSTALL_SUCCEEDED; 11450 } 11451 11452 /** 11453 * Called after the source arguments are copied. This is used mostly for 11454 * MoveParams when it needs to read the source file to put it in the 11455 * destination. 11456 * 11457 * @return 11458 */ 11459 int doPostCopy(int uid) { 11460 return PackageManager.INSTALL_SUCCEEDED; 11461 } 11462 11463 protected boolean isFwdLocked() { 11464 return (installFlags & PackageManager.INSTALL_FORWARD_LOCK) != 0; 11465 } 11466 11467 protected boolean isExternalAsec() { 11468 return (installFlags & PackageManager.INSTALL_EXTERNAL) != 0; 11469 } 11470 11471 protected boolean isEphemeral() { 11472 return (installFlags & PackageManager.INSTALL_EPHEMERAL) != 0; 11473 } 11474 11475 UserHandle getUser() { 11476 return user; 11477 } 11478 } 11479 11480 private void removeDexFiles(List<String> allCodePaths, String[] instructionSets) { 11481 if (!allCodePaths.isEmpty()) { 11482 if (instructionSets == null) { 11483 throw new IllegalStateException("instructionSet == null"); 11484 } 11485 String[] dexCodeInstructionSets = getDexCodeInstructionSets(instructionSets); 11486 for (String codePath : allCodePaths) { 11487 for (String dexCodeInstructionSet : dexCodeInstructionSets) { 11488 int retCode = mInstaller.rmdex(codePath, dexCodeInstructionSet); 11489 if (retCode < 0) { 11490 Slog.w(TAG, "Couldn't remove dex file for package: " 11491 + " at location " + codePath + ", retcode=" + retCode); 11492 // we don't consider this to be a failure of the core package deletion 11493 } 11494 } 11495 } 11496 } 11497 } 11498 11499 /** 11500 * Logic to handle installation of non-ASEC applications, including copying 11501 * and renaming logic. 11502 */ 11503 class FileInstallArgs extends InstallArgs { 11504 private File codeFile; 11505 private File resourceFile; 11506 11507 // Example topology: 11508 // /data/app/com.example/base.apk 11509 // /data/app/com.example/split_foo.apk 11510 // /data/app/com.example/lib/arm/libfoo.so 11511 // /data/app/com.example/lib/arm64/libfoo.so 11512 // /data/app/com.example/dalvik/arm/base.apk@classes.dex 11513 11514 /** New install */ 11515 FileInstallArgs(InstallParams params) { 11516 super(params.origin, params.move, params.observer, params.installFlags, 11517 params.installerPackageName, params.volumeUuid, params.getManifestDigest(), 11518 params.getUser(), null /* instruction sets */, params.packageAbiOverride, 11519 params.grantedRuntimePermissions, 11520 params.traceMethod, params.traceCookie); 11521 if (isFwdLocked()) { 11522 throw new IllegalArgumentException("Forward locking only supported in ASEC"); 11523 } 11524 } 11525 11526 /** Existing install */ 11527 FileInstallArgs(String codePath, String resourcePath, String[] instructionSets) { 11528 super(OriginInfo.fromNothing(), null, null, 0, null, null, null, null, instructionSets, 11529 null, null, null, 0); 11530 this.codeFile = (codePath != null) ? new File(codePath) : null; 11531 this.resourceFile = (resourcePath != null) ? new File(resourcePath) : null; 11532 } 11533 11534 int copyApk(IMediaContainerService imcs, boolean temp) throws RemoteException { 11535 Trace.traceBegin(TRACE_TAG_PACKAGE_MANAGER, "copyApk"); 11536 try { 11537 return doCopyApk(imcs, temp); 11538 } finally { 11539 Trace.traceEnd(TRACE_TAG_PACKAGE_MANAGER); 11540 } 11541 } 11542 11543 private int doCopyApk(IMediaContainerService imcs, boolean temp) throws RemoteException { 11544 if (origin.staged) { 11545 if (DEBUG_INSTALL) Slog.d(TAG, origin.file + " already staged; skipping copy"); 11546 codeFile = origin.file; 11547 resourceFile = origin.file; 11548 return PackageManager.INSTALL_SUCCEEDED; 11549 } 11550 11551 try { 11552 final boolean isEphemeral = (installFlags & PackageManager.INSTALL_EPHEMERAL) != 0; 11553 final File tempDir = 11554 mInstallerService.allocateStageDirLegacy(volumeUuid, isEphemeral); 11555 codeFile = tempDir; 11556 resourceFile = tempDir; 11557 } catch (IOException e) { 11558 Slog.w(TAG, "Failed to create copy file: " + e); 11559 return PackageManager.INSTALL_FAILED_INSUFFICIENT_STORAGE; 11560 } 11561 11562 final IParcelFileDescriptorFactory target = new IParcelFileDescriptorFactory.Stub() { 11563 @Override 11564 public ParcelFileDescriptor open(String name, int mode) throws RemoteException { 11565 if (!FileUtils.isValidExtFilename(name)) { 11566 throw new IllegalArgumentException("Invalid filename: " + name); 11567 } 11568 try { 11569 final File file = new File(codeFile, name); 11570 final FileDescriptor fd = Os.open(file.getAbsolutePath(), 11571 O_RDWR | O_CREAT, 0644); 11572 Os.chmod(file.getAbsolutePath(), 0644); 11573 return new ParcelFileDescriptor(fd); 11574 } catch (ErrnoException e) { 11575 throw new RemoteException("Failed to open: " + e.getMessage()); 11576 } 11577 } 11578 }; 11579 11580 int ret = PackageManager.INSTALL_SUCCEEDED; 11581 ret = imcs.copyPackage(origin.file.getAbsolutePath(), target); 11582 if (ret != PackageManager.INSTALL_SUCCEEDED) { 11583 Slog.e(TAG, "Failed to copy package"); 11584 return ret; 11585 } 11586 11587 final File libraryRoot = new File(codeFile, LIB_DIR_NAME); 11588 NativeLibraryHelper.Handle handle = null; 11589 try { 11590 handle = NativeLibraryHelper.Handle.create(codeFile); 11591 ret = NativeLibraryHelper.copyNativeBinariesWithOverride(handle, libraryRoot, 11592 abiOverride); 11593 } catch (IOException e) { 11594 Slog.e(TAG, "Copying native libraries failed", e); 11595 ret = PackageManager.INSTALL_FAILED_INTERNAL_ERROR; 11596 } finally { 11597 IoUtils.closeQuietly(handle); 11598 } 11599 11600 return ret; 11601 } 11602 11603 int doPreInstall(int status) { 11604 if (status != PackageManager.INSTALL_SUCCEEDED) { 11605 cleanUp(); 11606 } 11607 return status; 11608 } 11609 11610 boolean doRename(int status, PackageParser.Package pkg, String oldCodePath) { 11611 if (status != PackageManager.INSTALL_SUCCEEDED) { 11612 cleanUp(); 11613 return false; 11614 } 11615 11616 final File targetDir = codeFile.getParentFile(); 11617 final File beforeCodeFile = codeFile; 11618 final File afterCodeFile = getNextCodePath(targetDir, pkg.packageName); 11619 11620 if (DEBUG_INSTALL) Slog.d(TAG, "Renaming " + beforeCodeFile + " to " + afterCodeFile); 11621 try { 11622 Os.rename(beforeCodeFile.getAbsolutePath(), afterCodeFile.getAbsolutePath()); 11623 } catch (ErrnoException e) { 11624 Slog.w(TAG, "Failed to rename", e); 11625 return false; 11626 } 11627 11628 if (!SELinux.restoreconRecursive(afterCodeFile)) { 11629 Slog.w(TAG, "Failed to restorecon"); 11630 return false; 11631 } 11632 11633 // Reflect the rename internally 11634 codeFile = afterCodeFile; 11635 resourceFile = afterCodeFile; 11636 11637 // Reflect the rename in scanned details 11638 pkg.codePath = afterCodeFile.getAbsolutePath(); 11639 pkg.baseCodePath = FileUtils.rewriteAfterRename(beforeCodeFile, afterCodeFile, 11640 pkg.baseCodePath); 11641 pkg.splitCodePaths = FileUtils.rewriteAfterRename(beforeCodeFile, afterCodeFile, 11642 pkg.splitCodePaths); 11643 11644 // Reflect the rename in app info 11645 pkg.applicationInfo.volumeUuid = pkg.volumeUuid; 11646 pkg.applicationInfo.setCodePath(pkg.codePath); 11647 pkg.applicationInfo.setBaseCodePath(pkg.baseCodePath); 11648 pkg.applicationInfo.setSplitCodePaths(pkg.splitCodePaths); 11649 pkg.applicationInfo.setResourcePath(pkg.codePath); 11650 pkg.applicationInfo.setBaseResourcePath(pkg.baseCodePath); 11651 pkg.applicationInfo.setSplitResourcePaths(pkg.splitCodePaths); 11652 11653 return true; 11654 } 11655 11656 int doPostInstall(int status, int uid) { 11657 if (status != PackageManager.INSTALL_SUCCEEDED) { 11658 cleanUp(); 11659 } 11660 return status; 11661 } 11662 11663 @Override 11664 String getCodePath() { 11665 return (codeFile != null) ? codeFile.getAbsolutePath() : null; 11666 } 11667 11668 @Override 11669 String getResourcePath() { 11670 return (resourceFile != null) ? resourceFile.getAbsolutePath() : null; 11671 } 11672 11673 private boolean cleanUp() { 11674 if (codeFile == null || !codeFile.exists()) { 11675 return false; 11676 } 11677 11678 if (codeFile.isDirectory()) { 11679 mInstaller.rmPackageDir(codeFile.getAbsolutePath()); 11680 } else { 11681 codeFile.delete(); 11682 } 11683 11684 if (resourceFile != null && !FileUtils.contains(codeFile, resourceFile)) { 11685 resourceFile.delete(); 11686 } 11687 11688 return true; 11689 } 11690 11691 void cleanUpResourcesLI() { 11692 // Try enumerating all code paths before deleting 11693 List<String> allCodePaths = Collections.EMPTY_LIST; 11694 if (codeFile != null && codeFile.exists()) { 11695 try { 11696 final PackageLite pkg = PackageParser.parsePackageLite(codeFile, 0); 11697 allCodePaths = pkg.getAllCodePaths(); 11698 } catch (PackageParserException e) { 11699 // Ignored; we tried our best 11700 } 11701 } 11702 11703 cleanUp(); 11704 removeDexFiles(allCodePaths, instructionSets); 11705 } 11706 11707 boolean doPostDeleteLI(boolean delete) { 11708 // XXX err, shouldn't we respect the delete flag? 11709 cleanUpResourcesLI(); 11710 return true; 11711 } 11712 } 11713 11714 private boolean isAsecExternal(String cid) { 11715 final String asecPath = PackageHelper.getSdFilesystem(cid); 11716 return !asecPath.startsWith(mAsecInternalPath); 11717 } 11718 11719 private static void maybeThrowExceptionForMultiArchCopy(String message, int copyRet) throws 11720 PackageManagerException { 11721 if (copyRet < 0) { 11722 if (copyRet != PackageManager.NO_NATIVE_LIBRARIES && 11723 copyRet != PackageManager.INSTALL_FAILED_NO_MATCHING_ABIS) { 11724 throw new PackageManagerException(copyRet, message); 11725 } 11726 } 11727 } 11728 11729 /** 11730 * Extract the MountService "container ID" from the full code path of an 11731 * .apk. 11732 */ 11733 static String cidFromCodePath(String fullCodePath) { 11734 int eidx = fullCodePath.lastIndexOf("/"); 11735 String subStr1 = fullCodePath.substring(0, eidx); 11736 int sidx = subStr1.lastIndexOf("/"); 11737 return subStr1.substring(sidx+1, eidx); 11738 } 11739 11740 /** 11741 * Logic to handle installation of ASEC applications, including copying and 11742 * renaming logic. 11743 */ 11744 class AsecInstallArgs extends InstallArgs { 11745 static final String RES_FILE_NAME = "pkg.apk"; 11746 static final String PUBLIC_RES_FILE_NAME = "res.zip"; 11747 11748 String cid; 11749 String packagePath; 11750 String resourcePath; 11751 11752 /** New install */ 11753 AsecInstallArgs(InstallParams params) { 11754 super(params.origin, params.move, params.observer, params.installFlags, 11755 params.installerPackageName, params.volumeUuid, params.getManifestDigest(), 11756 params.getUser(), null /* instruction sets */, params.packageAbiOverride, 11757 params.grantedRuntimePermissions, 11758 params.traceMethod, params.traceCookie); 11759 } 11760 11761 /** Existing install */ 11762 AsecInstallArgs(String fullCodePath, String[] instructionSets, 11763 boolean isExternal, boolean isForwardLocked) { 11764 super(OriginInfo.fromNothing(), null, null, (isExternal ? INSTALL_EXTERNAL : 0) 11765 | (isForwardLocked ? INSTALL_FORWARD_LOCK : 0), null, null, null, null, 11766 instructionSets, null, null, null, 0); 11767 // Hackily pretend we're still looking at a full code path 11768 if (!fullCodePath.endsWith(RES_FILE_NAME)) { 11769 fullCodePath = new File(fullCodePath, RES_FILE_NAME).getAbsolutePath(); 11770 } 11771 11772 // Extract cid from fullCodePath 11773 int eidx = fullCodePath.lastIndexOf("/"); 11774 String subStr1 = fullCodePath.substring(0, eidx); 11775 int sidx = subStr1.lastIndexOf("/"); 11776 cid = subStr1.substring(sidx+1, eidx); 11777 setMountPath(subStr1); 11778 } 11779 11780 AsecInstallArgs(String cid, String[] instructionSets, boolean isForwardLocked) { 11781 super(OriginInfo.fromNothing(), null, null, (isAsecExternal(cid) ? INSTALL_EXTERNAL : 0) 11782 | (isForwardLocked ? INSTALL_FORWARD_LOCK : 0), null, null, null, null, 11783 instructionSets, null, null, null, 0); 11784 this.cid = cid; 11785 setMountPath(PackageHelper.getSdDir(cid)); 11786 } 11787 11788 void createCopyFile() { 11789 cid = mInstallerService.allocateExternalStageCidLegacy(); 11790 } 11791 11792 int copyApk(IMediaContainerService imcs, boolean temp) throws RemoteException { 11793 if (origin.staged && origin.cid != null) { 11794 if (DEBUG_INSTALL) Slog.d(TAG, origin.cid + " already staged; skipping copy"); 11795 cid = origin.cid; 11796 setMountPath(PackageHelper.getSdDir(cid)); 11797 return PackageManager.INSTALL_SUCCEEDED; 11798 } 11799 11800 if (temp) { 11801 createCopyFile(); 11802 } else { 11803 /* 11804 * Pre-emptively destroy the container since it's destroyed if 11805 * copying fails due to it existing anyway. 11806 */ 11807 PackageHelper.destroySdDir(cid); 11808 } 11809 11810 final String newMountPath = imcs.copyPackageToContainer( 11811 origin.file.getAbsolutePath(), cid, getEncryptKey(), isExternalAsec(), 11812 isFwdLocked(), deriveAbiOverride(abiOverride, null /* settings */)); 11813 11814 if (newMountPath != null) { 11815 setMountPath(newMountPath); 11816 return PackageManager.INSTALL_SUCCEEDED; 11817 } else { 11818 return PackageManager.INSTALL_FAILED_CONTAINER_ERROR; 11819 } 11820 } 11821 11822 @Override 11823 String getCodePath() { 11824 return packagePath; 11825 } 11826 11827 @Override 11828 String getResourcePath() { 11829 return resourcePath; 11830 } 11831 11832 int doPreInstall(int status) { 11833 if (status != PackageManager.INSTALL_SUCCEEDED) { 11834 // Destroy container 11835 PackageHelper.destroySdDir(cid); 11836 } else { 11837 boolean mounted = PackageHelper.isContainerMounted(cid); 11838 if (!mounted) { 11839 String newMountPath = PackageHelper.mountSdDir(cid, getEncryptKey(), 11840 Process.SYSTEM_UID); 11841 if (newMountPath != null) { 11842 setMountPath(newMountPath); 11843 } else { 11844 return PackageManager.INSTALL_FAILED_CONTAINER_ERROR; 11845 } 11846 } 11847 } 11848 return status; 11849 } 11850 11851 boolean doRename(int status, PackageParser.Package pkg, String oldCodePath) { 11852 String newCacheId = getNextCodePath(oldCodePath, pkg.packageName, "/" + RES_FILE_NAME); 11853 String newMountPath = null; 11854 if (PackageHelper.isContainerMounted(cid)) { 11855 // Unmount the container 11856 if (!PackageHelper.unMountSdDir(cid)) { 11857 Slog.i(TAG, "Failed to unmount " + cid + " before renaming"); 11858 return false; 11859 } 11860 } 11861 if (!PackageHelper.renameSdDir(cid, newCacheId)) { 11862 Slog.e(TAG, "Failed to rename " + cid + " to " + newCacheId + 11863 " which might be stale. Will try to clean up."); 11864 // Clean up the stale container and proceed to recreate. 11865 if (!PackageHelper.destroySdDir(newCacheId)) { 11866 Slog.e(TAG, "Very strange. Cannot clean up stale container " + newCacheId); 11867 return false; 11868 } 11869 // Successfully cleaned up stale container. Try to rename again. 11870 if (!PackageHelper.renameSdDir(cid, newCacheId)) { 11871 Slog.e(TAG, "Failed to rename " + cid + " to " + newCacheId 11872 + " inspite of cleaning it up."); 11873 return false; 11874 } 11875 } 11876 if (!PackageHelper.isContainerMounted(newCacheId)) { 11877 Slog.w(TAG, "Mounting container " + newCacheId); 11878 newMountPath = PackageHelper.mountSdDir(newCacheId, 11879 getEncryptKey(), Process.SYSTEM_UID); 11880 } else { 11881 newMountPath = PackageHelper.getSdDir(newCacheId); 11882 } 11883 if (newMountPath == null) { 11884 Slog.w(TAG, "Failed to get cache path for " + newCacheId); 11885 return false; 11886 } 11887 Log.i(TAG, "Succesfully renamed " + cid + 11888 " to " + newCacheId + 11889 " at new path: " + newMountPath); 11890 cid = newCacheId; 11891 11892 final File beforeCodeFile = new File(packagePath); 11893 setMountPath(newMountPath); 11894 final File afterCodeFile = new File(packagePath); 11895 11896 // Reflect the rename in scanned details 11897 pkg.codePath = afterCodeFile.getAbsolutePath(); 11898 pkg.baseCodePath = FileUtils.rewriteAfterRename(beforeCodeFile, afterCodeFile, 11899 pkg.baseCodePath); 11900 pkg.splitCodePaths = FileUtils.rewriteAfterRename(beforeCodeFile, afterCodeFile, 11901 pkg.splitCodePaths); 11902 11903 // Reflect the rename in app info 11904 pkg.applicationInfo.volumeUuid = pkg.volumeUuid; 11905 pkg.applicationInfo.setCodePath(pkg.codePath); 11906 pkg.applicationInfo.setBaseCodePath(pkg.baseCodePath); 11907 pkg.applicationInfo.setSplitCodePaths(pkg.splitCodePaths); 11908 pkg.applicationInfo.setResourcePath(pkg.codePath); 11909 pkg.applicationInfo.setBaseResourcePath(pkg.baseCodePath); 11910 pkg.applicationInfo.setSplitResourcePaths(pkg.splitCodePaths); 11911 11912 return true; 11913 } 11914 11915 private void setMountPath(String mountPath) { 11916 final File mountFile = new File(mountPath); 11917 11918 final File monolithicFile = new File(mountFile, RES_FILE_NAME); 11919 if (monolithicFile.exists()) { 11920 packagePath = monolithicFile.getAbsolutePath(); 11921 if (isFwdLocked()) { 11922 resourcePath = new File(mountFile, PUBLIC_RES_FILE_NAME).getAbsolutePath(); 11923 } else { 11924 resourcePath = packagePath; 11925 } 11926 } else { 11927 packagePath = mountFile.getAbsolutePath(); 11928 resourcePath = packagePath; 11929 } 11930 } 11931 11932 int doPostInstall(int status, int uid) { 11933 if (status != PackageManager.INSTALL_SUCCEEDED) { 11934 cleanUp(); 11935 } else { 11936 final int groupOwner; 11937 final String protectedFile; 11938 if (isFwdLocked()) { 11939 groupOwner = UserHandle.getSharedAppGid(uid); 11940 protectedFile = RES_FILE_NAME; 11941 } else { 11942 groupOwner = -1; 11943 protectedFile = null; 11944 } 11945 11946 if (uid < Process.FIRST_APPLICATION_UID 11947 || !PackageHelper.fixSdPermissions(cid, groupOwner, protectedFile)) { 11948 Slog.e(TAG, "Failed to finalize " + cid); 11949 PackageHelper.destroySdDir(cid); 11950 return PackageManager.INSTALL_FAILED_CONTAINER_ERROR; 11951 } 11952 11953 boolean mounted = PackageHelper.isContainerMounted(cid); 11954 if (!mounted) { 11955 PackageHelper.mountSdDir(cid, getEncryptKey(), Process.myUid()); 11956 } 11957 } 11958 return status; 11959 } 11960 11961 private void cleanUp() { 11962 if (DEBUG_SD_INSTALL) Slog.i(TAG, "cleanUp"); 11963 11964 // Destroy secure container 11965 PackageHelper.destroySdDir(cid); 11966 } 11967 11968 private List<String> getAllCodePaths() { 11969 final File codeFile = new File(getCodePath()); 11970 if (codeFile != null && codeFile.exists()) { 11971 try { 11972 final PackageLite pkg = PackageParser.parsePackageLite(codeFile, 0); 11973 return pkg.getAllCodePaths(); 11974 } catch (PackageParserException e) { 11975 // Ignored; we tried our best 11976 } 11977 } 11978 return Collections.EMPTY_LIST; 11979 } 11980 11981 void cleanUpResourcesLI() { 11982 // Enumerate all code paths before deleting 11983 cleanUpResourcesLI(getAllCodePaths()); 11984 } 11985 11986 private void cleanUpResourcesLI(List<String> allCodePaths) { 11987 cleanUp(); 11988 removeDexFiles(allCodePaths, instructionSets); 11989 } 11990 11991 String getPackageName() { 11992 return getAsecPackageName(cid); 11993 } 11994 11995 boolean doPostDeleteLI(boolean delete) { 11996 if (DEBUG_SD_INSTALL) Slog.i(TAG, "doPostDeleteLI() del=" + delete); 11997 final List<String> allCodePaths = getAllCodePaths(); 11998 boolean mounted = PackageHelper.isContainerMounted(cid); 11999 if (mounted) { 12000 // Unmount first 12001 if (PackageHelper.unMountSdDir(cid)) { 12002 mounted = false; 12003 } 12004 } 12005 if (!mounted && delete) { 12006 cleanUpResourcesLI(allCodePaths); 12007 } 12008 return !mounted; 12009 } 12010 12011 @Override 12012 int doPreCopy() { 12013 if (isFwdLocked()) { 12014 if (!PackageHelper.fixSdPermissions(cid, 12015 getPackageUid(DEFAULT_CONTAINER_PACKAGE, 0), RES_FILE_NAME)) { 12016 return PackageManager.INSTALL_FAILED_CONTAINER_ERROR; 12017 } 12018 } 12019 12020 return PackageManager.INSTALL_SUCCEEDED; 12021 } 12022 12023 @Override 12024 int doPostCopy(int uid) { 12025 if (isFwdLocked()) { 12026 if (uid < Process.FIRST_APPLICATION_UID 12027 || !PackageHelper.fixSdPermissions(cid, UserHandle.getSharedAppGid(uid), 12028 RES_FILE_NAME)) { 12029 Slog.e(TAG, "Failed to finalize " + cid); 12030 PackageHelper.destroySdDir(cid); 12031 return PackageManager.INSTALL_FAILED_CONTAINER_ERROR; 12032 } 12033 } 12034 12035 return PackageManager.INSTALL_SUCCEEDED; 12036 } 12037 } 12038 12039 /** 12040 * Logic to handle movement of existing installed applications. 12041 */ 12042 class MoveInstallArgs extends InstallArgs { 12043 private File codeFile; 12044 private File resourceFile; 12045 12046 /** New install */ 12047 MoveInstallArgs(InstallParams params) { 12048 super(params.origin, params.move, params.observer, params.installFlags, 12049 params.installerPackageName, params.volumeUuid, params.getManifestDigest(), 12050 params.getUser(), null /* instruction sets */, params.packageAbiOverride, 12051 params.grantedRuntimePermissions, 12052 params.traceMethod, params.traceCookie); 12053 } 12054 12055 int copyApk(IMediaContainerService imcs, boolean temp) { 12056 if (DEBUG_INSTALL) Slog.d(TAG, "Moving " + move.packageName + " from " 12057 + move.fromUuid + " to " + move.toUuid); 12058 synchronized (mInstaller) { 12059 if (mInstaller.copyCompleteApp(move.fromUuid, move.toUuid, move.packageName, 12060 move.dataAppName, move.appId, move.seinfo) != 0) { 12061 return PackageManager.INSTALL_FAILED_INTERNAL_ERROR; 12062 } 12063 } 12064 12065 codeFile = new File(Environment.getDataAppDirectory(move.toUuid), move.dataAppName); 12066 resourceFile = codeFile; 12067 if (DEBUG_INSTALL) Slog.d(TAG, "codeFile after move is " + codeFile); 12068 12069 return PackageManager.INSTALL_SUCCEEDED; 12070 } 12071 12072 int doPreInstall(int status) { 12073 if (status != PackageManager.INSTALL_SUCCEEDED) { 12074 cleanUp(move.toUuid); 12075 } 12076 return status; 12077 } 12078 12079 boolean doRename(int status, PackageParser.Package pkg, String oldCodePath) { 12080 if (status != PackageManager.INSTALL_SUCCEEDED) { 12081 cleanUp(move.toUuid); 12082 return false; 12083 } 12084 12085 // Reflect the move in app info 12086 pkg.applicationInfo.volumeUuid = pkg.volumeUuid; 12087 pkg.applicationInfo.setCodePath(pkg.codePath); 12088 pkg.applicationInfo.setBaseCodePath(pkg.baseCodePath); 12089 pkg.applicationInfo.setSplitCodePaths(pkg.splitCodePaths); 12090 pkg.applicationInfo.setResourcePath(pkg.codePath); 12091 pkg.applicationInfo.setBaseResourcePath(pkg.baseCodePath); 12092 pkg.applicationInfo.setSplitResourcePaths(pkg.splitCodePaths); 12093 12094 return true; 12095 } 12096 12097 int doPostInstall(int status, int uid) { 12098 if (status == PackageManager.INSTALL_SUCCEEDED) { 12099 cleanUp(move.fromUuid); 12100 } else { 12101 cleanUp(move.toUuid); 12102 } 12103 return status; 12104 } 12105 12106 @Override 12107 String getCodePath() { 12108 return (codeFile != null) ? codeFile.getAbsolutePath() : null; 12109 } 12110 12111 @Override 12112 String getResourcePath() { 12113 return (resourceFile != null) ? resourceFile.getAbsolutePath() : null; 12114 } 12115 12116 private boolean cleanUp(String volumeUuid) { 12117 final File codeFile = new File(Environment.getDataAppDirectory(volumeUuid), 12118 move.dataAppName); 12119 Slog.d(TAG, "Cleaning up " + move.packageName + " on " + volumeUuid); 12120 synchronized (mInstallLock) { 12121 // Clean up both app data and code 12122 removeDataDirsLI(volumeUuid, move.packageName); 12123 if (codeFile.isDirectory()) { 12124 mInstaller.rmPackageDir(codeFile.getAbsolutePath()); 12125 } else { 12126 codeFile.delete(); 12127 } 12128 } 12129 return true; 12130 } 12131 12132 void cleanUpResourcesLI() { 12133 throw new UnsupportedOperationException(); 12134 } 12135 12136 boolean doPostDeleteLI(boolean delete) { 12137 throw new UnsupportedOperationException(); 12138 } 12139 } 12140 12141 static String getAsecPackageName(String packageCid) { 12142 int idx = packageCid.lastIndexOf("-"); 12143 if (idx == -1) { 12144 return packageCid; 12145 } 12146 return packageCid.substring(0, idx); 12147 } 12148 12149 // Utility method used to create code paths based on package name and available index. 12150 private static String getNextCodePath(String oldCodePath, String prefix, String suffix) { 12151 String idxStr = ""; 12152 int idx = 1; 12153 // Fall back to default value of idx=1 if prefix is not 12154 // part of oldCodePath 12155 if (oldCodePath != null) { 12156 String subStr = oldCodePath; 12157 // Drop the suffix right away 12158 if (suffix != null && subStr.endsWith(suffix)) { 12159 subStr = subStr.substring(0, subStr.length() - suffix.length()); 12160 } 12161 // If oldCodePath already contains prefix find out the 12162 // ending index to either increment or decrement. 12163 int sidx = subStr.lastIndexOf(prefix); 12164 if (sidx != -1) { 12165 subStr = subStr.substring(sidx + prefix.length()); 12166 if (subStr != null) { 12167 if (subStr.startsWith(INSTALL_PACKAGE_SUFFIX)) { 12168 subStr = subStr.substring(INSTALL_PACKAGE_SUFFIX.length()); 12169 } 12170 try { 12171 idx = Integer.parseInt(subStr); 12172 if (idx <= 1) { 12173 idx++; 12174 } else { 12175 idx--; 12176 } 12177 } catch(NumberFormatException e) { 12178 } 12179 } 12180 } 12181 } 12182 idxStr = INSTALL_PACKAGE_SUFFIX + Integer.toString(idx); 12183 return prefix + idxStr; 12184 } 12185 12186 private File getNextCodePath(File targetDir, String packageName) { 12187 int suffix = 1; 12188 File result; 12189 do { 12190 result = new File(targetDir, packageName + "-" + suffix); 12191 suffix++; 12192 } while (result.exists()); 12193 return result; 12194 } 12195 12196 // Utility method that returns the relative package path with respect 12197 // to the installation directory. Like say for /data/data/com.test-1.apk 12198 // string com.test-1 is returned. 12199 static String deriveCodePathName(String codePath) { 12200 if (codePath == null) { 12201 return null; 12202 } 12203 final File codeFile = new File(codePath); 12204 final String name = codeFile.getName(); 12205 if (codeFile.isDirectory()) { 12206 return name; 12207 } else if (name.endsWith(".apk") || name.endsWith(".tmp")) { 12208 final int lastDot = name.lastIndexOf('.'); 12209 return name.substring(0, lastDot); 12210 } else { 12211 Slog.w(TAG, "Odd, " + codePath + " doesn't look like an APK"); 12212 return null; 12213 } 12214 } 12215 12216 class PackageInstalledInfo { 12217 String name; 12218 int uid; 12219 // The set of users that originally had this package installed. 12220 int[] origUsers; 12221 // The set of users that now have this package installed. 12222 int[] newUsers; 12223 PackageParser.Package pkg; 12224 int returnCode; 12225 String returnMsg; 12226 PackageRemovedInfo removedInfo; 12227 12228 public void setError(int code, String msg) { 12229 returnCode = code; 12230 returnMsg = msg; 12231 Slog.w(TAG, msg); 12232 } 12233 12234 public void setError(String msg, PackageParserException e) { 12235 returnCode = e.error; 12236 returnMsg = ExceptionUtils.getCompleteMessage(msg, e); 12237 Slog.w(TAG, msg, e); 12238 } 12239 12240 public void setError(String msg, PackageManagerException e) { 12241 returnCode = e.error; 12242 returnMsg = ExceptionUtils.getCompleteMessage(msg, e); 12243 Slog.w(TAG, msg, e); 12244 } 12245 12246 // In some error cases we want to convey more info back to the observer 12247 String origPackage; 12248 String origPermission; 12249 } 12250 12251 /* 12252 * Install a non-existing package. 12253 */ 12254 private void installNewPackageLI(PackageParser.Package pkg, int parseFlags, int scanFlags, 12255 UserHandle user, String installerPackageName, String volumeUuid, 12256 PackageInstalledInfo res) { 12257 Trace.traceBegin(TRACE_TAG_PACKAGE_MANAGER, "installNewPackage"); 12258 12259 // Remember this for later, in case we need to rollback this install 12260 String pkgName = pkg.packageName; 12261 12262 if (DEBUG_INSTALL) Slog.d(TAG, "installNewPackageLI: " + pkg); 12263 // TODO: b/23350563 12264 final boolean dataDirExists = Environment 12265 .getDataUserPackageDirectory(volumeUuid, UserHandle.USER_SYSTEM, pkgName).exists(); 12266 12267 synchronized(mPackages) { 12268 if (mSettings.mRenamedPackages.containsKey(pkgName)) { 12269 // A package with the same name is already installed, though 12270 // it has been renamed to an older name. The package we 12271 // are trying to install should be installed as an update to 12272 // the existing one, but that has not been requested, so bail. 12273 res.setError(INSTALL_FAILED_ALREADY_EXISTS, "Attempt to re-install " + pkgName 12274 + " without first uninstalling package running as " 12275 + mSettings.mRenamedPackages.get(pkgName)); 12276 return; 12277 } 12278 if (mPackages.containsKey(pkgName)) { 12279 // Don't allow installation over an existing package with the same name. 12280 res.setError(INSTALL_FAILED_ALREADY_EXISTS, "Attempt to re-install " + pkgName 12281 + " without first uninstalling."); 12282 return; 12283 } 12284 } 12285 12286 try { 12287 PackageParser.Package newPackage = scanPackageTracedLI(pkg, parseFlags, scanFlags, 12288 System.currentTimeMillis(), user); 12289 12290 updateSettingsLI(newPackage, installerPackageName, volumeUuid, null, null, res, user); 12291 // delete the partially installed application. the data directory will have to be 12292 // restored if it was already existing 12293 if (res.returnCode != PackageManager.INSTALL_SUCCEEDED) { 12294 // remove package from internal structures. Note that we want deletePackageX to 12295 // delete the package data and cache directories that it created in 12296 // scanPackageLocked, unless those directories existed before we even tried to 12297 // install. 12298 deletePackageLI(pkgName, UserHandle.ALL, false, null, null, 12299 dataDirExists ? PackageManager.DELETE_KEEP_DATA : 0, 12300 res.removedInfo, true); 12301 } 12302 12303 } catch (PackageManagerException e) { 12304 res.setError("Package couldn't be installed in " + pkg.codePath, e); 12305 } 12306 12307 Trace.traceEnd(TRACE_TAG_PACKAGE_MANAGER); 12308 } 12309 12310 private boolean shouldCheckUpgradeKeySetLP(PackageSetting oldPs, int scanFlags) { 12311 // Can't rotate keys during boot or if sharedUser. 12312 if (oldPs == null || (scanFlags&SCAN_INITIAL) != 0 || oldPs.sharedUser != null 12313 || !oldPs.keySetData.isUsingUpgradeKeySets()) { 12314 return false; 12315 } 12316 // app is using upgradeKeySets; make sure all are valid 12317 KeySetManagerService ksms = mSettings.mKeySetManagerService; 12318 long[] upgradeKeySets = oldPs.keySetData.getUpgradeKeySets(); 12319 for (int i = 0; i < upgradeKeySets.length; i++) { 12320 if (!ksms.isIdValidKeySetId(upgradeKeySets[i])) { 12321 Slog.wtf(TAG, "Package " 12322 + (oldPs.name != null ? oldPs.name : "<null>") 12323 + " contains upgrade-key-set reference to unknown key-set: " 12324 + upgradeKeySets[i] 12325 + " reverting to signatures check."); 12326 return false; 12327 } 12328 } 12329 return true; 12330 } 12331 12332 private boolean checkUpgradeKeySetLP(PackageSetting oldPS, PackageParser.Package newPkg) { 12333 // Upgrade keysets are being used. Determine if new package has a superset of the 12334 // required keys. 12335 long[] upgradeKeySets = oldPS.keySetData.getUpgradeKeySets(); 12336 KeySetManagerService ksms = mSettings.mKeySetManagerService; 12337 for (int i = 0; i < upgradeKeySets.length; i++) { 12338 Set<PublicKey> upgradeSet = ksms.getPublicKeysFromKeySetLPr(upgradeKeySets[i]); 12339 if (upgradeSet != null && newPkg.mSigningKeys.containsAll(upgradeSet)) { 12340 return true; 12341 } 12342 } 12343 return false; 12344 } 12345 12346 private void replacePackageLI(PackageParser.Package pkg, int parseFlags, int scanFlags, 12347 UserHandle user, String installerPackageName, String volumeUuid, 12348 PackageInstalledInfo res) { 12349 final boolean isEphemeral = (parseFlags & PackageParser.PARSE_IS_EPHEMERAL) != 0; 12350 12351 final PackageParser.Package oldPackage; 12352 final String pkgName = pkg.packageName; 12353 final int[] allUsers; 12354 final boolean[] perUserInstalled; 12355 12356 // First find the old package info and check signatures 12357 synchronized(mPackages) { 12358 oldPackage = mPackages.get(pkgName); 12359 final boolean oldIsEphemeral = oldPackage.applicationInfo.isEphemeralApp(); 12360 if (isEphemeral && !oldIsEphemeral) { 12361 // can't downgrade from full to ephemeral 12362 Slog.w(TAG, "Can't replace app with ephemeral: " + pkgName); 12363 res.returnCode = PackageManager.INSTALL_FAILED_EPHEMERAL_INVALID; 12364 return; 12365 } 12366 if (DEBUG_INSTALL) Slog.d(TAG, "replacePackageLI: new=" + pkg + ", old=" + oldPackage); 12367 final PackageSetting ps = mSettings.mPackages.get(pkgName); 12368 if (shouldCheckUpgradeKeySetLP(ps, scanFlags)) { 12369 if(!checkUpgradeKeySetLP(ps, pkg)) { 12370 res.setError(INSTALL_FAILED_UPDATE_INCOMPATIBLE, 12371 "New package not signed by keys specified by upgrade-keysets: " 12372 + pkgName); 12373 return; 12374 } 12375 } else { 12376 // default to original signature matching 12377 if (compareSignatures(oldPackage.mSignatures, pkg.mSignatures) 12378 != PackageManager.SIGNATURE_MATCH) { 12379 res.setError(INSTALL_FAILED_UPDATE_INCOMPATIBLE, 12380 "New package has a different signature: " + pkgName); 12381 return; 12382 } 12383 } 12384 12385 // In case of rollback, remember per-user/profile install state 12386 allUsers = sUserManager.getUserIds(); 12387 perUserInstalled = new boolean[allUsers.length]; 12388 for (int i = 0; i < allUsers.length; i++) { 12389 perUserInstalled[i] = ps != null ? ps.getInstalled(allUsers[i]) : false; 12390 } 12391 } 12392 12393 boolean sysPkg = (isSystemApp(oldPackage)); 12394 if (sysPkg) { 12395 replaceSystemPackageLI(oldPackage, pkg, parseFlags, scanFlags, 12396 user, allUsers, perUserInstalled, installerPackageName, volumeUuid, res); 12397 } else { 12398 replaceNonSystemPackageLI(oldPackage, pkg, parseFlags, scanFlags, 12399 user, allUsers, perUserInstalled, installerPackageName, volumeUuid, res); 12400 } 12401 } 12402 12403 private void replaceNonSystemPackageLI(PackageParser.Package deletedPackage, 12404 PackageParser.Package pkg, int parseFlags, int scanFlags, UserHandle user, 12405 int[] allUsers, boolean[] perUserInstalled, String installerPackageName, 12406 String volumeUuid, PackageInstalledInfo res) { 12407 String pkgName = deletedPackage.packageName; 12408 boolean deletedPkg = true; 12409 boolean updatedSettings = false; 12410 12411 if (DEBUG_INSTALL) Slog.d(TAG, "replaceNonSystemPackageLI: new=" + pkg + ", old=" 12412 + deletedPackage); 12413 long origUpdateTime; 12414 if (pkg.mExtras != null) { 12415 origUpdateTime = ((PackageSetting)pkg.mExtras).lastUpdateTime; 12416 } else { 12417 origUpdateTime = 0; 12418 } 12419 12420 // First delete the existing package while retaining the data directory 12421 if (!deletePackageLI(pkgName, null, true, null, null, PackageManager.DELETE_KEEP_DATA, 12422 res.removedInfo, true)) { 12423 // If the existing package wasn't successfully deleted 12424 res.setError(INSTALL_FAILED_REPLACE_COULDNT_DELETE, "replaceNonSystemPackageLI"); 12425 deletedPkg = false; 12426 } else { 12427 // Successfully deleted the old package; proceed with replace. 12428 12429 // If deleted package lived in a container, give users a chance to 12430 // relinquish resources before killing. 12431 if (deletedPackage.isForwardLocked() || isExternal(deletedPackage)) { 12432 if (DEBUG_INSTALL) { 12433 Slog.i(TAG, "upgrading pkg " + deletedPackage + " is ASEC-hosted -> UNAVAILABLE"); 12434 } 12435 final int[] uidArray = new int[] { deletedPackage.applicationInfo.uid }; 12436 final ArrayList<String> pkgList = new ArrayList<String>(1); 12437 pkgList.add(deletedPackage.applicationInfo.packageName); 12438 sendResourcesChangedBroadcast(false, true, pkgList, uidArray, null); 12439 } 12440 12441 deleteCodeCacheDirsLI(pkg.volumeUuid, pkgName); 12442 try { 12443 final PackageParser.Package newPackage = scanPackageTracedLI(pkg, parseFlags, 12444 scanFlags | SCAN_UPDATE_TIME, System.currentTimeMillis(), user); 12445 updateSettingsLI(newPackage, installerPackageName, volumeUuid, allUsers, 12446 perUserInstalled, res, user); 12447 updatedSettings = true; 12448 } catch (PackageManagerException e) { 12449 res.setError("Package couldn't be installed in " + pkg.codePath, e); 12450 } 12451 } 12452 12453 if (res.returnCode != PackageManager.INSTALL_SUCCEEDED) { 12454 // remove package from internal structures. Note that we want deletePackageX to 12455 // delete the package data and cache directories that it created in 12456 // scanPackageLocked, unless those directories existed before we even tried to 12457 // install. 12458 if(updatedSettings) { 12459 if (DEBUG_INSTALL) Slog.d(TAG, "Install failed, rolling pack: " + pkgName); 12460 deletePackageLI( 12461 pkgName, null, true, allUsers, perUserInstalled, 12462 PackageManager.DELETE_KEEP_DATA, 12463 res.removedInfo, true); 12464 } 12465 // Since we failed to install the new package we need to restore the old 12466 // package that we deleted. 12467 if (deletedPkg) { 12468 if (DEBUG_INSTALL) Slog.d(TAG, "Install failed, reinstalling: " + deletedPackage); 12469 File restoreFile = new File(deletedPackage.codePath); 12470 // Parse old package 12471 boolean oldExternal = isExternal(deletedPackage); 12472 int oldParseFlags = mDefParseFlags | PackageParser.PARSE_CHATTY | 12473 (deletedPackage.isForwardLocked() ? PackageParser.PARSE_FORWARD_LOCK : 0) | 12474 (oldExternal ? PackageParser.PARSE_EXTERNAL_STORAGE : 0); 12475 int oldScanFlags = SCAN_UPDATE_SIGNATURE | SCAN_UPDATE_TIME; 12476 try { 12477 scanPackageTracedLI(restoreFile, oldParseFlags, oldScanFlags, origUpdateTime, 12478 null); 12479 } catch (PackageManagerException e) { 12480 Slog.e(TAG, "Failed to restore package : " + pkgName + " after failed upgrade: " 12481 + e.getMessage()); 12482 return; 12483 } 12484 // Restore of old package succeeded. Update permissions. 12485 // writer 12486 synchronized (mPackages) { 12487 updatePermissionsLPw(deletedPackage.packageName, deletedPackage, 12488 UPDATE_PERMISSIONS_ALL); 12489 // can downgrade to reader 12490 mSettings.writeLPr(); 12491 } 12492 Slog.i(TAG, "Successfully restored package : " + pkgName + " after failed upgrade"); 12493 } 12494 } 12495 } 12496 12497 private void replaceSystemPackageLI(PackageParser.Package deletedPackage, 12498 PackageParser.Package pkg, int parseFlags, int scanFlags, UserHandle user, 12499 int[] allUsers, boolean[] perUserInstalled, String installerPackageName, 12500 String volumeUuid, PackageInstalledInfo res) { 12501 if (DEBUG_INSTALL) Slog.d(TAG, "replaceSystemPackageLI: new=" + pkg 12502 + ", old=" + deletedPackage); 12503 boolean disabledSystem = false; 12504 boolean updatedSettings = false; 12505 parseFlags |= PackageParser.PARSE_IS_SYSTEM; 12506 if ((deletedPackage.applicationInfo.privateFlags&ApplicationInfo.PRIVATE_FLAG_PRIVILEGED) 12507 != 0) { 12508 parseFlags |= PackageParser.PARSE_IS_PRIVILEGED; 12509 } 12510 String packageName = deletedPackage.packageName; 12511 if (packageName == null) { 12512 res.setError(INSTALL_FAILED_REPLACE_COULDNT_DELETE, 12513 "Attempt to delete null packageName."); 12514 return; 12515 } 12516 PackageParser.Package oldPkg; 12517 PackageSetting oldPkgSetting; 12518 // reader 12519 synchronized (mPackages) { 12520 oldPkg = mPackages.get(packageName); 12521 oldPkgSetting = mSettings.mPackages.get(packageName); 12522 if((oldPkg == null) || (oldPkg.applicationInfo == null) || 12523 (oldPkgSetting == null)) { 12524 res.setError(INSTALL_FAILED_REPLACE_COULDNT_DELETE, 12525 "Couldn't find package:" + packageName + " information"); 12526 return; 12527 } 12528 } 12529 12530 killApplication(packageName, oldPkg.applicationInfo.uid, "replace sys pkg"); 12531 12532 res.removedInfo.uid = oldPkg.applicationInfo.uid; 12533 res.removedInfo.removedPackage = packageName; 12534 // Remove existing system package 12535 removePackageLI(oldPkgSetting, true); 12536 // writer 12537 synchronized (mPackages) { 12538 disabledSystem = mSettings.disableSystemPackageLPw(packageName); 12539 if (!disabledSystem && deletedPackage != null) { 12540 // We didn't need to disable the .apk as a current system package, 12541 // which means we are replacing another update that is already 12542 // installed. We need to make sure to delete the older one's .apk. 12543 res.removedInfo.args = createInstallArgsForExisting(0, 12544 deletedPackage.applicationInfo.getCodePath(), 12545 deletedPackage.applicationInfo.getResourcePath(), 12546 getAppDexInstructionSets(deletedPackage.applicationInfo)); 12547 } else { 12548 res.removedInfo.args = null; 12549 } 12550 } 12551 12552 // Successfully disabled the old package. Now proceed with re-installation 12553 deleteCodeCacheDirsLI(pkg.volumeUuid, packageName); 12554 12555 res.returnCode = PackageManager.INSTALL_SUCCEEDED; 12556 pkg.applicationInfo.flags |= ApplicationInfo.FLAG_UPDATED_SYSTEM_APP; 12557 12558 PackageParser.Package newPackage = null; 12559 try { 12560 newPackage = scanPackageTracedLI(pkg, parseFlags, scanFlags, 0, user); 12561 if (newPackage.mExtras != null) { 12562 final PackageSetting newPkgSetting = (PackageSetting) newPackage.mExtras; 12563 newPkgSetting.firstInstallTime = oldPkgSetting.firstInstallTime; 12564 newPkgSetting.lastUpdateTime = System.currentTimeMillis(); 12565 12566 // is the update attempting to change shared user? that isn't going to work... 12567 if (oldPkgSetting.sharedUser != newPkgSetting.sharedUser) { 12568 res.setError(INSTALL_FAILED_SHARED_USER_INCOMPATIBLE, 12569 "Forbidding shared user change from " + oldPkgSetting.sharedUser 12570 + " to " + newPkgSetting.sharedUser); 12571 updatedSettings = true; 12572 } 12573 } 12574 12575 if (res.returnCode == PackageManager.INSTALL_SUCCEEDED) { 12576 updateSettingsLI(newPackage, installerPackageName, volumeUuid, allUsers, 12577 perUserInstalled, res, user); 12578 updatedSettings = true; 12579 } 12580 12581 } catch (PackageManagerException e) { 12582 res.setError("Package couldn't be installed in " + pkg.codePath, e); 12583 } 12584 12585 if (res.returnCode != PackageManager.INSTALL_SUCCEEDED) { 12586 // Re installation failed. Restore old information 12587 // Remove new pkg information 12588 if (newPackage != null) { 12589 removeInstalledPackageLI(newPackage, true); 12590 } 12591 // Add back the old system package 12592 try { 12593 scanPackageTracedLI(oldPkg, parseFlags, SCAN_UPDATE_SIGNATURE, 0, user); 12594 } catch (PackageManagerException e) { 12595 Slog.e(TAG, "Failed to restore original package: " + e.getMessage()); 12596 } 12597 // Restore the old system information in Settings 12598 synchronized (mPackages) { 12599 if (disabledSystem) { 12600 mSettings.enableSystemPackageLPw(packageName); 12601 } 12602 if (updatedSettings) { 12603 mSettings.setInstallerPackageName(packageName, 12604 oldPkgSetting.installerPackageName); 12605 } 12606 mSettings.writeLPr(); 12607 } 12608 } 12609 } 12610 12611 private int[] revokeUnusedSharedUserPermissionsLPw(SharedUserSetting su, int[] allUserIds) { 12612 // Collect all used permissions in the UID 12613 ArraySet<String> usedPermissions = new ArraySet<>(); 12614 final int packageCount = su.packages.size(); 12615 for (int i = 0; i < packageCount; i++) { 12616 PackageSetting ps = su.packages.valueAt(i); 12617 if (ps.pkg == null) { 12618 continue; 12619 } 12620 final int requestedPermCount = ps.pkg.requestedPermissions.size(); 12621 for (int j = 0; j < requestedPermCount; j++) { 12622 String permission = ps.pkg.requestedPermissions.get(j); 12623 BasePermission bp = mSettings.mPermissions.get(permission); 12624 if (bp != null) { 12625 usedPermissions.add(permission); 12626 } 12627 } 12628 } 12629 12630 PermissionsState permissionsState = su.getPermissionsState(); 12631 // Prune install permissions 12632 List<PermissionState> installPermStates = permissionsState.getInstallPermissionStates(); 12633 final int installPermCount = installPermStates.size(); 12634 for (int i = installPermCount - 1; i >= 0; i--) { 12635 PermissionState permissionState = installPermStates.get(i); 12636 if (!usedPermissions.contains(permissionState.getName())) { 12637 BasePermission bp = mSettings.mPermissions.get(permissionState.getName()); 12638 if (bp != null) { 12639 permissionsState.revokeInstallPermission(bp); 12640 permissionsState.updatePermissionFlags(bp, UserHandle.USER_ALL, 12641 PackageManager.MASK_PERMISSION_FLAGS, 0); 12642 } 12643 } 12644 } 12645 12646 int[] runtimePermissionChangedUserIds = EmptyArray.INT; 12647 12648 // Prune runtime permissions 12649 for (int userId : allUserIds) { 12650 List<PermissionState> runtimePermStates = permissionsState 12651 .getRuntimePermissionStates(userId); 12652 final int runtimePermCount = runtimePermStates.size(); 12653 for (int i = runtimePermCount - 1; i >= 0; i--) { 12654 PermissionState permissionState = runtimePermStates.get(i); 12655 if (!usedPermissions.contains(permissionState.getName())) { 12656 BasePermission bp = mSettings.mPermissions.get(permissionState.getName()); 12657 if (bp != null) { 12658 permissionsState.revokeRuntimePermission(bp, userId); 12659 permissionsState.updatePermissionFlags(bp, userId, 12660 PackageManager.MASK_PERMISSION_FLAGS, 0); 12661 runtimePermissionChangedUserIds = ArrayUtils.appendInt( 12662 runtimePermissionChangedUserIds, userId); 12663 } 12664 } 12665 } 12666 } 12667 12668 return runtimePermissionChangedUserIds; 12669 } 12670 12671 private void updateSettingsLI(PackageParser.Package newPackage, String installerPackageName, 12672 String volumeUuid, int[] allUsers, boolean[] perUserInstalled, PackageInstalledInfo res, 12673 UserHandle user) { 12674 Trace.traceBegin(TRACE_TAG_PACKAGE_MANAGER, "updateSettings"); 12675 12676 String pkgName = newPackage.packageName; 12677 synchronized (mPackages) { 12678 //write settings. the installStatus will be incomplete at this stage. 12679 //note that the new package setting would have already been 12680 //added to mPackages. It hasn't been persisted yet. 12681 mSettings.setInstallStatus(pkgName, PackageSettingBase.PKG_INSTALL_INCOMPLETE); 12682 Trace.traceBegin(TRACE_TAG_PACKAGE_MANAGER, "writeSettings"); 12683 mSettings.writeLPr(); 12684 Trace.traceEnd(TRACE_TAG_PACKAGE_MANAGER); 12685 } 12686 12687 if (DEBUG_INSTALL) Slog.d(TAG, "New package installed in " + newPackage.codePath); 12688 synchronized (mPackages) { 12689 updatePermissionsLPw(newPackage.packageName, newPackage, 12690 UPDATE_PERMISSIONS_REPLACE_PKG | (newPackage.permissions.size() > 0 12691 ? UPDATE_PERMISSIONS_ALL : 0)); 12692 // For system-bundled packages, we assume that installing an upgraded version 12693 // of the package implies that the user actually wants to run that new code, 12694 // so we enable the package. 12695 PackageSetting ps = mSettings.mPackages.get(pkgName); 12696 if (ps != null) { 12697 if (isSystemApp(newPackage)) { 12698 // NB: implicit assumption that system package upgrades apply to all users 12699 if (DEBUG_INSTALL) { 12700 Slog.d(TAG, "Implicitly enabling system package on upgrade: " + pkgName); 12701 } 12702 if (res.origUsers != null) { 12703 for (int userHandle : res.origUsers) { 12704 ps.setEnabled(COMPONENT_ENABLED_STATE_DEFAULT, 12705 userHandle, installerPackageName); 12706 } 12707 } 12708 // Also convey the prior install/uninstall state 12709 if (allUsers != null && perUserInstalled != null) { 12710 for (int i = 0; i < allUsers.length; i++) { 12711 if (DEBUG_INSTALL) { 12712 Slog.d(TAG, " user " + allUsers[i] 12713 + " => " + perUserInstalled[i]); 12714 } 12715 ps.setInstalled(perUserInstalled[i], allUsers[i]); 12716 } 12717 // these install state changes will be persisted in the 12718 // upcoming call to mSettings.writeLPr(). 12719 } 12720 } 12721 // It's implied that when a user requests installation, they want the app to be 12722 // installed and enabled. 12723 int userId = user.getIdentifier(); 12724 if (userId != UserHandle.USER_ALL) { 12725 ps.setInstalled(true, userId); 12726 ps.setEnabled(COMPONENT_ENABLED_STATE_DEFAULT, userId, installerPackageName); 12727 } 12728 } 12729 res.name = pkgName; 12730 res.uid = newPackage.applicationInfo.uid; 12731 res.pkg = newPackage; 12732 mSettings.setInstallStatus(pkgName, PackageSettingBase.PKG_INSTALL_COMPLETE); 12733 mSettings.setInstallerPackageName(pkgName, installerPackageName); 12734 res.returnCode = PackageManager.INSTALL_SUCCEEDED; 12735 //to update install status 12736 Trace.traceBegin(TRACE_TAG_PACKAGE_MANAGER, "writeSettings"); 12737 mSettings.writeLPr(); 12738 Trace.traceEnd(TRACE_TAG_PACKAGE_MANAGER); 12739 } 12740 12741 Trace.traceEnd(TRACE_TAG_PACKAGE_MANAGER); 12742 } 12743 12744 private void installPackageTracedLI(InstallArgs args, PackageInstalledInfo res) { 12745 try { 12746 Trace.traceBegin(TRACE_TAG_PACKAGE_MANAGER, "installPackage"); 12747 installPackageLI(args, res); 12748 } finally { 12749 Trace.traceEnd(TRACE_TAG_PACKAGE_MANAGER); 12750 } 12751 } 12752 12753 private void installPackageLI(InstallArgs args, PackageInstalledInfo res) { 12754 final int installFlags = args.installFlags; 12755 final String installerPackageName = args.installerPackageName; 12756 final String volumeUuid = args.volumeUuid; 12757 final File tmpPackageFile = new File(args.getCodePath()); 12758 final boolean forwardLocked = ((installFlags & PackageManager.INSTALL_FORWARD_LOCK) != 0); 12759 final boolean onExternal = (((installFlags & PackageManager.INSTALL_EXTERNAL) != 0) 12760 || (args.volumeUuid != null)); 12761 final boolean quickInstall = ((installFlags & PackageManager.INSTALL_QUICK) != 0); 12762 final boolean ephemeral = ((installFlags & PackageManager.INSTALL_EPHEMERAL) != 0); 12763 boolean replace = false; 12764 int scanFlags = SCAN_NEW_INSTALL | SCAN_UPDATE_SIGNATURE; 12765 if (args.move != null) { 12766 // moving a complete application; perfom an initial scan on the new install location 12767 scanFlags |= SCAN_INITIAL; 12768 } 12769 // Result object to be returned 12770 res.returnCode = PackageManager.INSTALL_SUCCEEDED; 12771 12772 if (DEBUG_INSTALL) Slog.d(TAG, "installPackageLI: path=" + tmpPackageFile); 12773 12774 // Sanity check 12775 if (ephemeral && (forwardLocked || onExternal)) { 12776 Slog.i(TAG, "Incompatible ephemeral install; fwdLocked=" + forwardLocked 12777 + " external=" + onExternal); 12778 res.returnCode = PackageManager.INSTALL_FAILED_EPHEMERAL_INVALID; 12779 return; 12780 } 12781 12782 // Retrieve PackageSettings and parse package 12783 final int parseFlags = mDefParseFlags | PackageParser.PARSE_CHATTY 12784 | PackageParser.PARSE_ENFORCE_CODE 12785 | (forwardLocked ? PackageParser.PARSE_FORWARD_LOCK : 0) 12786 | (onExternal ? PackageParser.PARSE_EXTERNAL_STORAGE : 0) 12787 | (quickInstall ? PackageParser.PARSE_SKIP_VERIFICATION : 0) 12788 | (ephemeral ? PackageParser.PARSE_IS_EPHEMERAL : 0); 12789 PackageParser pp = new PackageParser(); 12790 pp.setSeparateProcesses(mSeparateProcesses); 12791 pp.setDisplayMetrics(mMetrics); 12792 12793 Trace.traceBegin(TRACE_TAG_PACKAGE_MANAGER, "parsePackage"); 12794 final PackageParser.Package pkg; 12795 try { 12796 pkg = pp.parsePackage(tmpPackageFile, parseFlags); 12797 } catch (PackageParserException e) { 12798 res.setError("Failed parse during installPackageLI", e); 12799 return; 12800 } finally { 12801 Trace.traceEnd(TRACE_TAG_PACKAGE_MANAGER); 12802 } 12803 12804 // Mark that we have an install time CPU ABI override. 12805 pkg.cpuAbiOverride = args.abiOverride; 12806 12807 String pkgName = res.name = pkg.packageName; 12808 if ((pkg.applicationInfo.flags&ApplicationInfo.FLAG_TEST_ONLY) != 0) { 12809 if ((installFlags & PackageManager.INSTALL_ALLOW_TEST) == 0) { 12810 res.setError(INSTALL_FAILED_TEST_ONLY, "installPackageLI"); 12811 return; 12812 } 12813 } 12814 12815 Trace.traceBegin(TRACE_TAG_PACKAGE_MANAGER, "collectCertificates"); 12816 try { 12817 pp.collectCertificates(pkg, parseFlags); 12818 } catch (PackageParserException e) { 12819 res.setError("Failed collect during installPackageLI", e); 12820 return; 12821 } finally { 12822 Trace.traceEnd(TRACE_TAG_PACKAGE_MANAGER); 12823 } 12824 12825 /* If the installer passed in a manifest digest, compare it now. */ 12826 if (args.manifestDigest != null) { 12827 Trace.traceBegin(TRACE_TAG_PACKAGE_MANAGER, "collectManifestDigest"); 12828 try { 12829 pp.collectManifestDigest(pkg); 12830 } catch (PackageParserException e) { 12831 res.setError("Failed collect during installPackageLI", e); 12832 return; 12833 } finally { 12834 Trace.traceEnd(TRACE_TAG_PACKAGE_MANAGER); 12835 } 12836 12837 if (DEBUG_INSTALL) { 12838 final String parsedManifest = pkg.manifestDigest == null ? "null" 12839 : pkg.manifestDigest.toString(); 12840 Slog.d(TAG, "Comparing manifests: " + args.manifestDigest.toString() + " vs. " 12841 + parsedManifest); 12842 } 12843 12844 if (!args.manifestDigest.equals(pkg.manifestDigest)) { 12845 res.setError(INSTALL_FAILED_PACKAGE_CHANGED, "Manifest digest changed"); 12846 return; 12847 } 12848 } else if (DEBUG_INSTALL) { 12849 final String parsedManifest = pkg.manifestDigest == null 12850 ? "null" : pkg.manifestDigest.toString(); 12851 Slog.d(TAG, "manifestDigest was not present, but parser got: " + parsedManifest); 12852 } 12853 12854 // Get rid of all references to package scan path via parser. 12855 pp = null; 12856 String oldCodePath = null; 12857 boolean systemApp = false; 12858 synchronized (mPackages) { 12859 // Check if installing already existing package 12860 if ((installFlags & PackageManager.INSTALL_REPLACE_EXISTING) != 0) { 12861 String oldName = mSettings.mRenamedPackages.get(pkgName); 12862 if (pkg.mOriginalPackages != null 12863 && pkg.mOriginalPackages.contains(oldName) 12864 && mPackages.containsKey(oldName)) { 12865 // This package is derived from an original package, 12866 // and this device has been updating from that original 12867 // name. We must continue using the original name, so 12868 // rename the new package here. 12869 pkg.setPackageName(oldName); 12870 pkgName = pkg.packageName; 12871 replace = true; 12872 if (DEBUG_INSTALL) Slog.d(TAG, "Replacing existing renamed package: oldName=" 12873 + oldName + " pkgName=" + pkgName); 12874 } else if (mPackages.containsKey(pkgName)) { 12875 // This package, under its official name, already exists 12876 // on the device; we should replace it. 12877 replace = true; 12878 if (DEBUG_INSTALL) Slog.d(TAG, "Replace existing pacakge: " + pkgName); 12879 } 12880 12881 // Prevent apps opting out from runtime permissions 12882 if (replace) { 12883 PackageParser.Package oldPackage = mPackages.get(pkgName); 12884 final int oldTargetSdk = oldPackage.applicationInfo.targetSdkVersion; 12885 final int newTargetSdk = pkg.applicationInfo.targetSdkVersion; 12886 if (oldTargetSdk > Build.VERSION_CODES.LOLLIPOP_MR1 12887 && newTargetSdk <= Build.VERSION_CODES.LOLLIPOP_MR1) { 12888 res.setError(PackageManager.INSTALL_FAILED_PERMISSION_MODEL_DOWNGRADE, 12889 "Package " + pkg.packageName + " new target SDK " + newTargetSdk 12890 + " doesn't support runtime permissions but the old" 12891 + " target SDK " + oldTargetSdk + " does."); 12892 return; 12893 } 12894 } 12895 } 12896 12897 PackageSetting ps = mSettings.mPackages.get(pkgName); 12898 if (ps != null) { 12899 if (DEBUG_INSTALL) Slog.d(TAG, "Existing package: " + ps); 12900 12901 // Quick sanity check that we're signed correctly if updating; 12902 // we'll check this again later when scanning, but we want to 12903 // bail early here before tripping over redefined permissions. 12904 if (shouldCheckUpgradeKeySetLP(ps, scanFlags)) { 12905 if (!checkUpgradeKeySetLP(ps, pkg)) { 12906 res.setError(INSTALL_FAILED_UPDATE_INCOMPATIBLE, "Package " 12907 + pkg.packageName + " upgrade keys do not match the " 12908 + "previously installed version"); 12909 return; 12910 } 12911 } else { 12912 try { 12913 verifySignaturesLP(ps, pkg); 12914 } catch (PackageManagerException e) { 12915 res.setError(e.error, e.getMessage()); 12916 return; 12917 } 12918 } 12919 12920 oldCodePath = mSettings.mPackages.get(pkgName).codePathString; 12921 if (ps.pkg != null && ps.pkg.applicationInfo != null) { 12922 systemApp = (ps.pkg.applicationInfo.flags & 12923 ApplicationInfo.FLAG_SYSTEM) != 0; 12924 } 12925 res.origUsers = ps.queryInstalledUsers(sUserManager.getUserIds(), true); 12926 } 12927 12928 // Check whether the newly-scanned package wants to define an already-defined perm 12929 int N = pkg.permissions.size(); 12930 for (int i = N-1; i >= 0; i--) { 12931 PackageParser.Permission perm = pkg.permissions.get(i); 12932 BasePermission bp = mSettings.mPermissions.get(perm.info.name); 12933 if (bp != null) { 12934 // If the defining package is signed with our cert, it's okay. This 12935 // also includes the "updating the same package" case, of course. 12936 // "updating same package" could also involve key-rotation. 12937 final boolean sigsOk; 12938 if (bp.sourcePackage.equals(pkg.packageName) 12939 && (bp.packageSetting instanceof PackageSetting) 12940 && (shouldCheckUpgradeKeySetLP((PackageSetting) bp.packageSetting, 12941 scanFlags))) { 12942 sigsOk = checkUpgradeKeySetLP((PackageSetting) bp.packageSetting, pkg); 12943 } else { 12944 sigsOk = compareSignatures(bp.packageSetting.signatures.mSignatures, 12945 pkg.mSignatures) == PackageManager.SIGNATURE_MATCH; 12946 } 12947 if (!sigsOk) { 12948 // If the owning package is the system itself, we log but allow 12949 // install to proceed; we fail the install on all other permission 12950 // redefinitions. 12951 if (!bp.sourcePackage.equals("android")) { 12952 res.setError(INSTALL_FAILED_DUPLICATE_PERMISSION, "Package " 12953 + pkg.packageName + " attempting to redeclare permission " 12954 + perm.info.name + " already owned by " + bp.sourcePackage); 12955 res.origPermission = perm.info.name; 12956 res.origPackage = bp.sourcePackage; 12957 return; 12958 } else { 12959 Slog.w(TAG, "Package " + pkg.packageName 12960 + " attempting to redeclare system permission " 12961 + perm.info.name + "; ignoring new declaration"); 12962 pkg.permissions.remove(i); 12963 } 12964 } 12965 } 12966 } 12967 12968 } 12969 12970 if (systemApp) { 12971 if (onExternal) { 12972 // Abort update; system app can't be replaced with app on sdcard 12973 res.setError(INSTALL_FAILED_INVALID_INSTALL_LOCATION, 12974 "Cannot install updates to system apps on sdcard"); 12975 return; 12976 } else if (ephemeral) { 12977 // Abort update; system app can't be replaced with an ephemeral app 12978 res.setError(INSTALL_FAILED_EPHEMERAL_INVALID, 12979 "Cannot update a system app with an ephemeral app"); 12980 return; 12981 } 12982 } 12983 12984 if (args.move != null) { 12985 // We did an in-place move, so dex is ready to roll 12986 scanFlags |= SCAN_NO_DEX; 12987 scanFlags |= SCAN_MOVE; 12988 12989 synchronized (mPackages) { 12990 final PackageSetting ps = mSettings.mPackages.get(pkgName); 12991 if (ps == null) { 12992 res.setError(INSTALL_FAILED_INTERNAL_ERROR, 12993 "Missing settings for moved package " + pkgName); 12994 } 12995 12996 // We moved the entire application as-is, so bring over the 12997 // previously derived ABI information. 12998 pkg.applicationInfo.primaryCpuAbi = ps.primaryCpuAbiString; 12999 pkg.applicationInfo.secondaryCpuAbi = ps.secondaryCpuAbiString; 13000 } 13001 13002 } else if (!forwardLocked && !pkg.applicationInfo.isExternalAsec()) { 13003 // Enable SCAN_NO_DEX flag to skip dexopt at a later stage 13004 scanFlags |= SCAN_NO_DEX; 13005 13006 try { 13007 derivePackageAbi(pkg, new File(pkg.codePath), args.abiOverride, 13008 true /* extract libs */); 13009 } catch (PackageManagerException pme) { 13010 Slog.e(TAG, "Error deriving application ABI", pme); 13011 res.setError(INSTALL_FAILED_INTERNAL_ERROR, "Error deriving application ABI"); 13012 return; 13013 } 13014 } 13015 13016 if (!args.doRename(res.returnCode, pkg, oldCodePath)) { 13017 res.setError(INSTALL_FAILED_INSUFFICIENT_STORAGE, "Failed rename"); 13018 return; 13019 } 13020 13021 startIntentFilterVerifications(args.user.getIdentifier(), replace, pkg); 13022 13023 if (replace) { 13024 replacePackageLI(pkg, parseFlags, scanFlags | SCAN_REPLACING, args.user, 13025 installerPackageName, volumeUuid, res); 13026 } else { 13027 installNewPackageLI(pkg, parseFlags, scanFlags | SCAN_DELETE_DATA_ON_FAILURES, 13028 args.user, installerPackageName, volumeUuid, res); 13029 } 13030 synchronized (mPackages) { 13031 final PackageSetting ps = mSettings.mPackages.get(pkgName); 13032 if (ps != null) { 13033 res.newUsers = ps.queryInstalledUsers(sUserManager.getUserIds(), true); 13034 } 13035 } 13036 } 13037 13038 private void startIntentFilterVerifications(int userId, boolean replacing, 13039 PackageParser.Package pkg) { 13040 if (mIntentFilterVerifierComponent == null) { 13041 Slog.w(TAG, "No IntentFilter verification will not be done as " 13042 + "there is no IntentFilterVerifier available!"); 13043 return; 13044 } 13045 13046 final int verifierUid = getPackageUid( 13047 mIntentFilterVerifierComponent.getPackageName(), 13048 (userId == UserHandle.USER_ALL) ? UserHandle.USER_SYSTEM : userId); 13049 13050 mHandler.removeMessages(START_INTENT_FILTER_VERIFICATIONS); 13051 final Message msg = mHandler.obtainMessage(START_INTENT_FILTER_VERIFICATIONS); 13052 msg.obj = new IFVerificationParams(pkg, replacing, userId, verifierUid); 13053 mHandler.sendMessage(msg); 13054 } 13055 13056 private void verifyIntentFiltersIfNeeded(int userId, int verifierUid, boolean replacing, 13057 PackageParser.Package pkg) { 13058 int size = pkg.activities.size(); 13059 if (size == 0) { 13060 if (DEBUG_DOMAIN_VERIFICATION) Slog.d(TAG, 13061 "No activity, so no need to verify any IntentFilter!"); 13062 return; 13063 } 13064 13065 final boolean hasDomainURLs = hasDomainURLs(pkg); 13066 if (!hasDomainURLs) { 13067 if (DEBUG_DOMAIN_VERIFICATION) Slog.d(TAG, 13068 "No domain URLs, so no need to verify any IntentFilter!"); 13069 return; 13070 } 13071 13072 if (DEBUG_DOMAIN_VERIFICATION) Slog.d(TAG, "Checking for userId:" + userId 13073 + " if any IntentFilter from the " + size 13074 + " Activities needs verification ..."); 13075 13076 int count = 0; 13077 final String packageName = pkg.packageName; 13078 13079 synchronized (mPackages) { 13080 // If this is a new install and we see that we've already run verification for this 13081 // package, we have nothing to do: it means the state was restored from backup. 13082 if (!replacing) { 13083 IntentFilterVerificationInfo ivi = 13084 mSettings.getIntentFilterVerificationLPr(packageName); 13085 if (ivi != null) { 13086 if (DEBUG_DOMAIN_VERIFICATION) { 13087 Slog.i(TAG, "Package " + packageName+ " already verified: status=" 13088 + ivi.getStatusString()); 13089 } 13090 return; 13091 } 13092 } 13093 13094 // If any filters need to be verified, then all need to be. 13095 boolean needToVerify = false; 13096 for (PackageParser.Activity a : pkg.activities) { 13097 for (ActivityIntentInfo filter : a.intents) { 13098 if (filter.needsVerification() && needsNetworkVerificationLPr(filter)) { 13099 if (DEBUG_DOMAIN_VERIFICATION) { 13100 Slog.d(TAG, "Intent filter needs verification, so processing all filters"); 13101 } 13102 needToVerify = true; 13103 break; 13104 } 13105 } 13106 } 13107 13108 if (needToVerify) { 13109 final int verificationId = mIntentFilterVerificationToken++; 13110 for (PackageParser.Activity a : pkg.activities) { 13111 for (ActivityIntentInfo filter : a.intents) { 13112 if (filter.handlesWebUris(true) && needsNetworkVerificationLPr(filter)) { 13113 if (DEBUG_DOMAIN_VERIFICATION) Slog.d(TAG, 13114 "Verification needed for IntentFilter:" + filter.toString()); 13115 mIntentFilterVerifier.addOneIntentFilterVerification( 13116 verifierUid, userId, verificationId, filter, packageName); 13117 count++; 13118 } 13119 } 13120 } 13121 } 13122 } 13123 13124 if (count > 0) { 13125 if (DEBUG_DOMAIN_VERIFICATION) Slog.d(TAG, "Starting " + count 13126 + " IntentFilter verification" + (count > 1 ? "s" : "") 13127 + " for userId:" + userId); 13128 mIntentFilterVerifier.startVerifications(userId); 13129 } else { 13130 if (DEBUG_DOMAIN_VERIFICATION) { 13131 Slog.d(TAG, "No filters or not all autoVerify for " + packageName); 13132 } 13133 } 13134 } 13135 13136 private boolean needsNetworkVerificationLPr(ActivityIntentInfo filter) { 13137 final ComponentName cn = filter.activity.getComponentName(); 13138 final String packageName = cn.getPackageName(); 13139 13140 IntentFilterVerificationInfo ivi = mSettings.getIntentFilterVerificationLPr( 13141 packageName); 13142 if (ivi == null) { 13143 return true; 13144 } 13145 int status = ivi.getStatus(); 13146 switch (status) { 13147 case INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_UNDEFINED: 13148 case INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_ASK: 13149 return true; 13150 13151 default: 13152 // Nothing to do 13153 return false; 13154 } 13155 } 13156 13157 private static boolean isMultiArch(PackageSetting ps) { 13158 return (ps.pkgFlags & ApplicationInfo.FLAG_MULTIARCH) != 0; 13159 } 13160 13161 private static boolean isMultiArch(ApplicationInfo info) { 13162 return (info.flags & ApplicationInfo.FLAG_MULTIARCH) != 0; 13163 } 13164 13165 private static boolean isExternal(PackageParser.Package pkg) { 13166 return (pkg.applicationInfo.flags & ApplicationInfo.FLAG_EXTERNAL_STORAGE) != 0; 13167 } 13168 13169 private static boolean isExternal(PackageSetting ps) { 13170 return (ps.pkgFlags & ApplicationInfo.FLAG_EXTERNAL_STORAGE) != 0; 13171 } 13172 13173 private static boolean isExternal(ApplicationInfo info) { 13174 return (info.flags & ApplicationInfo.FLAG_EXTERNAL_STORAGE) != 0; 13175 } 13176 13177 private static boolean isEphemeral(PackageParser.Package pkg) { 13178 return pkg.applicationInfo.isEphemeralApp(); 13179 } 13180 13181 private static boolean isEphemeral(PackageSetting ps) { 13182 return ps.pkg != null && isEphemeral(ps.pkg); 13183 } 13184 13185 private static boolean isSystemApp(PackageParser.Package pkg) { 13186 return (pkg.applicationInfo.flags & ApplicationInfo.FLAG_SYSTEM) != 0; 13187 } 13188 13189 private static boolean isPrivilegedApp(PackageParser.Package pkg) { 13190 return (pkg.applicationInfo.privateFlags & ApplicationInfo.PRIVATE_FLAG_PRIVILEGED) != 0; 13191 } 13192 13193 private static boolean hasDomainURLs(PackageParser.Package pkg) { 13194 return (pkg.applicationInfo.privateFlags & ApplicationInfo.PRIVATE_FLAG_HAS_DOMAIN_URLS) != 0; 13195 } 13196 13197 private static boolean isSystemApp(PackageSetting ps) { 13198 return (ps.pkgFlags & ApplicationInfo.FLAG_SYSTEM) != 0; 13199 } 13200 13201 private static boolean isUpdatedSystemApp(PackageSetting ps) { 13202 return (ps.pkgFlags & ApplicationInfo.FLAG_UPDATED_SYSTEM_APP) != 0; 13203 } 13204 13205 private int packageFlagsToInstallFlags(PackageSetting ps) { 13206 int installFlags = 0; 13207 if (isEphemeral(ps)) { 13208 installFlags |= PackageManager.INSTALL_EPHEMERAL; 13209 } 13210 if (isExternal(ps) && TextUtils.isEmpty(ps.volumeUuid)) { 13211 // This existing package was an external ASEC install when we have 13212 // the external flag without a UUID 13213 installFlags |= PackageManager.INSTALL_EXTERNAL; 13214 } 13215 if (ps.isForwardLocked()) { 13216 installFlags |= PackageManager.INSTALL_FORWARD_LOCK; 13217 } 13218 return installFlags; 13219 } 13220 13221 private String getVolumeUuidForPackage(PackageParser.Package pkg) { 13222 if (isExternal(pkg)) { 13223 if (TextUtils.isEmpty(pkg.volumeUuid)) { 13224 return StorageManager.UUID_PRIMARY_PHYSICAL; 13225 } else { 13226 return pkg.volumeUuid; 13227 } 13228 } else { 13229 return StorageManager.UUID_PRIVATE_INTERNAL; 13230 } 13231 } 13232 13233 private VersionInfo getSettingsVersionForPackage(PackageParser.Package pkg) { 13234 if (isExternal(pkg)) { 13235 if (TextUtils.isEmpty(pkg.volumeUuid)) { 13236 return mSettings.getExternalVersion(); 13237 } else { 13238 return mSettings.findOrCreateVersion(pkg.volumeUuid); 13239 } 13240 } else { 13241 return mSettings.getInternalVersion(); 13242 } 13243 } 13244 13245 private void deleteTempPackageFiles() { 13246 final FilenameFilter filter = new FilenameFilter() { 13247 public boolean accept(File dir, String name) { 13248 return name.startsWith("vmdl") && name.endsWith(".tmp"); 13249 } 13250 }; 13251 for (File file : mDrmAppPrivateInstallDir.listFiles(filter)) { 13252 file.delete(); 13253 } 13254 } 13255 13256 @Override 13257 public void deletePackageAsUser(String packageName, IPackageDeleteObserver observer, int userId, 13258 int flags) { 13259 deletePackage(packageName, new LegacyPackageDeleteObserver(observer).getBinder(), userId, 13260 flags); 13261 } 13262 13263 @Override 13264 public void deletePackage(final String packageName, 13265 final IPackageDeleteObserver2 observer, final int userId, final int flags) { 13266 mContext.enforceCallingOrSelfPermission( 13267 android.Manifest.permission.DELETE_PACKAGES, null); 13268 Preconditions.checkNotNull(packageName); 13269 Preconditions.checkNotNull(observer); 13270 final int uid = Binder.getCallingUid(); 13271 final boolean deleteAllUsers = (flags & PackageManager.DELETE_ALL_USERS) != 0; 13272 final int[] users = deleteAllUsers ? sUserManager.getUserIds() : new int[]{ userId }; 13273 if (UserHandle.getUserId(uid) != userId || (deleteAllUsers && users.length > 1)) { 13274 mContext.enforceCallingOrSelfPermission( 13275 android.Manifest.permission.INTERACT_ACROSS_USERS_FULL, 13276 "deletePackage for user " + userId); 13277 } 13278 13279 if (isUserRestricted(userId, UserManager.DISALLOW_UNINSTALL_APPS)) { 13280 try { 13281 observer.onPackageDeleted(packageName, 13282 PackageManager.DELETE_FAILED_USER_RESTRICTED, null); 13283 } catch (RemoteException re) { 13284 } 13285 return; 13286 } 13287 13288 for (int currentUserId : users) { 13289 if (getBlockUninstallForUser(packageName, currentUserId)) { 13290 try { 13291 observer.onPackageDeleted(packageName, 13292 PackageManager.DELETE_FAILED_OWNER_BLOCKED, null); 13293 } catch (RemoteException re) { 13294 } 13295 return; 13296 } 13297 } 13298 13299 if (DEBUG_REMOVE) { 13300 Slog.d(TAG, "deletePackageAsUser: pkg=" + packageName + " user=" + userId); 13301 } 13302 // Queue up an async operation since the package deletion may take a little while. 13303 mHandler.post(new Runnable() { 13304 public void run() { 13305 mHandler.removeCallbacks(this); 13306 final int returnCode = deletePackageX(packageName, userId, flags); 13307 try { 13308 observer.onPackageDeleted(packageName, returnCode, null); 13309 } catch (RemoteException e) { 13310 Log.i(TAG, "Observer no longer exists."); 13311 } //end catch 13312 } //end run 13313 }); 13314 } 13315 13316 private boolean isPackageDeviceAdmin(String packageName, int userId) { 13317 IDevicePolicyManager dpm = IDevicePolicyManager.Stub.asInterface( 13318 ServiceManager.getService(Context.DEVICE_POLICY_SERVICE)); 13319 try { 13320 if (dpm != null) { 13321 final ComponentName deviceOwnerComponentName = dpm.getDeviceOwnerComponent( 13322 /* callingUserOnly =*/ false); 13323 final String deviceOwnerPackageName = deviceOwnerComponentName == null ? null 13324 : deviceOwnerComponentName.getPackageName(); 13325 // Does the package contains the device owner? 13326 // TODO Do we have to do it even if userId != UserHandle.USER_ALL? Otherwise, 13327 // this check is probably not needed, since DO should be registered as a device 13328 // admin on some user too. (Original bug for this: b/17657954) 13329 if (packageName.equals(deviceOwnerPackageName)) { 13330 return true; 13331 } 13332 // Does it contain a device admin for any user? 13333 int[] users; 13334 if (userId == UserHandle.USER_ALL) { 13335 users = sUserManager.getUserIds(); 13336 } else { 13337 users = new int[]{userId}; 13338 } 13339 for (int i = 0; i < users.length; ++i) { 13340 if (dpm.packageHasActiveAdmins(packageName, users[i])) { 13341 return true; 13342 } 13343 } 13344 } 13345 } catch (RemoteException e) { 13346 } 13347 return false; 13348 } 13349 13350 private boolean shouldKeepUninstalledPackageLPr(String packageName) { 13351 return mKeepUninstalledPackages != null && mKeepUninstalledPackages.contains(packageName); 13352 } 13353 13354 /** 13355 * This method is an internal method that could be get invoked either 13356 * to delete an installed package or to clean up a failed installation. 13357 * After deleting an installed package, a broadcast is sent to notify any 13358 * listeners that the package has been installed. For cleaning up a failed 13359 * installation, the broadcast is not necessary since the package's 13360 * installation wouldn't have sent the initial broadcast either 13361 * The key steps in deleting a package are 13362 * deleting the package information in internal structures like mPackages, 13363 * deleting the packages base directories through installd 13364 * updating mSettings to reflect current status 13365 * persisting settings for later use 13366 * sending a broadcast if necessary 13367 */ 13368 private int deletePackageX(String packageName, int userId, int flags) { 13369 final PackageRemovedInfo info = new PackageRemovedInfo(); 13370 final boolean res; 13371 13372 final UserHandle removeForUser = (flags & PackageManager.DELETE_ALL_USERS) != 0 13373 ? UserHandle.ALL : new UserHandle(userId); 13374 13375 if (isPackageDeviceAdmin(packageName, removeForUser.getIdentifier())) { 13376 Slog.w(TAG, "Not removing package " + packageName + ": has active device admin"); 13377 return PackageManager.DELETE_FAILED_DEVICE_POLICY_MANAGER; 13378 } 13379 13380 boolean removedForAllUsers = false; 13381 boolean systemUpdate = false; 13382 13383 PackageParser.Package uninstalledPkg; 13384 13385 // for the uninstall-updates case and restricted profiles, remember the per- 13386 // userhandle installed state 13387 int[] allUsers; 13388 boolean[] perUserInstalled; 13389 synchronized (mPackages) { 13390 uninstalledPkg = mPackages.get(packageName); 13391 PackageSetting ps = mSettings.mPackages.get(packageName); 13392 allUsers = sUserManager.getUserIds(); 13393 perUserInstalled = new boolean[allUsers.length]; 13394 for (int i = 0; i < allUsers.length; i++) { 13395 perUserInstalled[i] = ps != null ? ps.getInstalled(allUsers[i]) : false; 13396 } 13397 } 13398 13399 synchronized (mInstallLock) { 13400 if (DEBUG_REMOVE) Slog.d(TAG, "deletePackageX: pkg=" + packageName + " user=" + userId); 13401 res = deletePackageLI(packageName, removeForUser, 13402 true, allUsers, perUserInstalled, 13403 flags | REMOVE_CHATTY, info, true); 13404 systemUpdate = info.isRemovedPackageSystemUpdate; 13405 synchronized (mPackages) { 13406 if (res) { 13407 if (!systemUpdate && mPackages.get(packageName) == null) { 13408 removedForAllUsers = true; 13409 } 13410 mEphemeralApplicationRegistry.onPackageUninstalledLPw(uninstalledPkg); 13411 } 13412 } 13413 if (DEBUG_REMOVE) Slog.d(TAG, "delete res: systemUpdate=" + systemUpdate 13414 + " removedForAllUsers=" + removedForAllUsers); 13415 } 13416 13417 if (res) { 13418 info.sendBroadcast(true, systemUpdate, removedForAllUsers); 13419 13420 // If the removed package was a system update, the old system package 13421 // was re-enabled; we need to broadcast this information 13422 if (systemUpdate) { 13423 Bundle extras = new Bundle(1); 13424 extras.putInt(Intent.EXTRA_UID, info.removedAppId >= 0 13425 ? info.removedAppId : info.uid); 13426 extras.putBoolean(Intent.EXTRA_REPLACING, true); 13427 13428 sendPackageBroadcast(Intent.ACTION_PACKAGE_ADDED, packageName, 13429 extras, 0, null, null, null); 13430 sendPackageBroadcast(Intent.ACTION_PACKAGE_REPLACED, packageName, 13431 extras, 0, null, null, null); 13432 sendPackageBroadcast(Intent.ACTION_MY_PACKAGE_REPLACED, null, 13433 null, 0, packageName, null, null); 13434 } 13435 } 13436 // Force a gc here. 13437 Runtime.getRuntime().gc(); 13438 // Delete the resources here after sending the broadcast to let 13439 // other processes clean up before deleting resources. 13440 if (info.args != null) { 13441 synchronized (mInstallLock) { 13442 info.args.doPostDeleteLI(true); 13443 } 13444 } 13445 13446 return res ? PackageManager.DELETE_SUCCEEDED : PackageManager.DELETE_FAILED_INTERNAL_ERROR; 13447 } 13448 13449 class PackageRemovedInfo { 13450 String removedPackage; 13451 int uid = -1; 13452 int removedAppId = -1; 13453 int[] removedUsers = null; 13454 boolean isRemovedPackageSystemUpdate = false; 13455 // Clean up resources deleted packages. 13456 InstallArgs args = null; 13457 13458 void sendBroadcast(boolean fullRemove, boolean replacing, boolean removedForAllUsers) { 13459 Bundle extras = new Bundle(1); 13460 extras.putInt(Intent.EXTRA_UID, removedAppId >= 0 ? removedAppId : uid); 13461 extras.putBoolean(Intent.EXTRA_DATA_REMOVED, fullRemove); 13462 if (replacing) { 13463 extras.putBoolean(Intent.EXTRA_REPLACING, true); 13464 } 13465 extras.putBoolean(Intent.EXTRA_REMOVED_FOR_ALL_USERS, removedForAllUsers); 13466 if (removedPackage != null) { 13467 sendPackageBroadcast(Intent.ACTION_PACKAGE_REMOVED, removedPackage, 13468 extras, 0, null, null, removedUsers); 13469 if (fullRemove && !replacing) { 13470 sendPackageBroadcast(Intent.ACTION_PACKAGE_FULLY_REMOVED, removedPackage, 13471 extras, 0, null, null, removedUsers); 13472 } 13473 } 13474 if (removedAppId >= 0) { 13475 sendPackageBroadcast(Intent.ACTION_UID_REMOVED, null, extras, 0, null, null, 13476 removedUsers); 13477 } 13478 } 13479 } 13480 13481 /* 13482 * This method deletes the package from internal data structures. If the DONT_DELETE_DATA 13483 * flag is not set, the data directory is removed as well. 13484 * make sure this flag is set for partially installed apps. If not its meaningless to 13485 * delete a partially installed application. 13486 */ 13487 private void removePackageDataLI(PackageSetting ps, 13488 int[] allUserHandles, boolean[] perUserInstalled, 13489 PackageRemovedInfo outInfo, int flags, boolean writeSettings) { 13490 String packageName = ps.name; 13491 if (DEBUG_REMOVE) Slog.d(TAG, "removePackageDataLI: " + ps); 13492 removePackageLI(ps, (flags&REMOVE_CHATTY) != 0); 13493 // Retrieve object to delete permissions for shared user later on 13494 final PackageSetting deletedPs; 13495 // reader 13496 synchronized (mPackages) { 13497 deletedPs = mSettings.mPackages.get(packageName); 13498 if (outInfo != null) { 13499 outInfo.removedPackage = packageName; 13500 outInfo.removedUsers = deletedPs != null 13501 ? deletedPs.queryInstalledUsers(sUserManager.getUserIds(), true) 13502 : null; 13503 } 13504 } 13505 if ((flags&PackageManager.DELETE_KEEP_DATA) == 0) { 13506 removeDataDirsLI(ps.volumeUuid, packageName); 13507 schedulePackageCleaning(packageName, UserHandle.USER_ALL, true); 13508 } 13509 // writer 13510 synchronized (mPackages) { 13511 if (deletedPs != null) { 13512 if ((flags&PackageManager.DELETE_KEEP_DATA) == 0) { 13513 clearIntentFilterVerificationsLPw(deletedPs.name, UserHandle.USER_ALL); 13514 clearDefaultBrowserIfNeeded(packageName); 13515 if (outInfo != null) { 13516 mSettings.mKeySetManagerService.removeAppKeySetDataLPw(packageName); 13517 outInfo.removedAppId = mSettings.removePackageLPw(packageName); 13518 } 13519 updatePermissionsLPw(deletedPs.name, null, 0); 13520 if (deletedPs.sharedUser != null) { 13521 // Remove permissions associated with package. Since runtime 13522 // permissions are per user we have to kill the removed package 13523 // or packages running under the shared user of the removed 13524 // package if revoking the permissions requested only by the removed 13525 // package is successful and this causes a change in gids. 13526 for (int userId : UserManagerService.getInstance().getUserIds()) { 13527 final int userIdToKill = mSettings.updateSharedUserPermsLPw(deletedPs, 13528 userId); 13529 if (userIdToKill == UserHandle.USER_ALL 13530 || userIdToKill >= UserHandle.USER_SYSTEM) { 13531 // If gids changed for this user, kill all affected packages. 13532 mHandler.post(new Runnable() { 13533 @Override 13534 public void run() { 13535 // This has to happen with no lock held. 13536 killApplication(deletedPs.name, deletedPs.appId, 13537 KILL_APP_REASON_GIDS_CHANGED); 13538 } 13539 }); 13540 break; 13541 } 13542 } 13543 } 13544 clearPackagePreferredActivitiesLPw(deletedPs.name, UserHandle.USER_ALL); 13545 } 13546 // make sure to preserve per-user disabled state if this removal was just 13547 // a downgrade of a system app to the factory package 13548 if (allUserHandles != null && perUserInstalled != null) { 13549 if (DEBUG_REMOVE) { 13550 Slog.d(TAG, "Propagating install state across downgrade"); 13551 } 13552 for (int i = 0; i < allUserHandles.length; i++) { 13553 if (DEBUG_REMOVE) { 13554 Slog.d(TAG, " user " + allUserHandles[i] 13555 + " => " + perUserInstalled[i]); 13556 } 13557 ps.setInstalled(perUserInstalled[i], allUserHandles[i]); 13558 } 13559 } 13560 } 13561 // can downgrade to reader 13562 if (writeSettings) { 13563 // Save settings now 13564 mSettings.writeLPr(); 13565 } 13566 } 13567 if (outInfo != null) { 13568 // A user ID was deleted here. Go through all users and remove it 13569 // from KeyStore. 13570 removeKeystoreDataIfNeeded(UserHandle.USER_ALL, outInfo.removedAppId); 13571 } 13572 } 13573 13574 static boolean locationIsPrivileged(File path) { 13575 try { 13576 final String privilegedAppDir = new File(Environment.getRootDirectory(), "priv-app") 13577 .getCanonicalPath(); 13578 return path.getCanonicalPath().startsWith(privilegedAppDir); 13579 } catch (IOException e) { 13580 Slog.e(TAG, "Unable to access code path " + path); 13581 } 13582 return false; 13583 } 13584 13585 /* 13586 * Tries to delete system package. 13587 */ 13588 private boolean deleteSystemPackageLI(PackageSetting newPs, 13589 int[] allUserHandles, boolean[] perUserInstalled, 13590 int flags, PackageRemovedInfo outInfo, boolean writeSettings) { 13591 final boolean applyUserRestrictions 13592 = (allUserHandles != null) && (perUserInstalled != null); 13593 PackageSetting disabledPs = null; 13594 // Confirm if the system package has been updated 13595 // An updated system app can be deleted. This will also have to restore 13596 // the system pkg from system partition 13597 // reader 13598 synchronized (mPackages) { 13599 disabledPs = mSettings.getDisabledSystemPkgLPr(newPs.name); 13600 } 13601 if (DEBUG_REMOVE) Slog.d(TAG, "deleteSystemPackageLI: newPs=" + newPs 13602 + " disabledPs=" + disabledPs); 13603 if (disabledPs == null) { 13604 Slog.w(TAG, "Attempt to delete unknown system package "+ newPs.name); 13605 return false; 13606 } else if (DEBUG_REMOVE) { 13607 Slog.d(TAG, "Deleting system pkg from data partition"); 13608 } 13609 if (DEBUG_REMOVE) { 13610 if (applyUserRestrictions) { 13611 Slog.d(TAG, "Remembering install states:"); 13612 for (int i = 0; i < allUserHandles.length; i++) { 13613 Slog.d(TAG, " u=" + allUserHandles[i] + " inst=" + perUserInstalled[i]); 13614 } 13615 } 13616 } 13617 // Delete the updated package 13618 outInfo.isRemovedPackageSystemUpdate = true; 13619 if (disabledPs.versionCode < newPs.versionCode) { 13620 // Delete data for downgrades 13621 flags &= ~PackageManager.DELETE_KEEP_DATA; 13622 } else { 13623 // Preserve data by setting flag 13624 flags |= PackageManager.DELETE_KEEP_DATA; 13625 } 13626 boolean ret = deleteInstalledPackageLI(newPs, true, flags, 13627 allUserHandles, perUserInstalled, outInfo, writeSettings); 13628 if (!ret) { 13629 return false; 13630 } 13631 // writer 13632 synchronized (mPackages) { 13633 // Reinstate the old system package 13634 mSettings.enableSystemPackageLPw(newPs.name); 13635 // Remove any native libraries from the upgraded package. 13636 NativeLibraryHelper.removeNativeBinariesLI(newPs.legacyNativeLibraryPathString); 13637 } 13638 // Install the system package 13639 if (DEBUG_REMOVE) Slog.d(TAG, "Re-installing system package: " + disabledPs); 13640 int parseFlags = PackageParser.PARSE_MUST_BE_APK | PackageParser.PARSE_IS_SYSTEM; 13641 if (locationIsPrivileged(disabledPs.codePath)) { 13642 parseFlags |= PackageParser.PARSE_IS_PRIVILEGED; 13643 } 13644 13645 final PackageParser.Package newPkg; 13646 try { 13647 newPkg = scanPackageTracedLI(disabledPs.codePath, parseFlags, SCAN_NO_PATHS, 0, null); 13648 } catch (PackageManagerException e) { 13649 Slog.w(TAG, "Failed to restore system package:" + newPs.name + ": " + e.getMessage()); 13650 return false; 13651 } 13652 13653 // writer 13654 synchronized (mPackages) { 13655 PackageSetting ps = mSettings.mPackages.get(newPkg.packageName); 13656 13657 // Propagate the permissions state as we do not want to drop on the floor 13658 // runtime permissions. The update permissions method below will take 13659 // care of removing obsolete permissions and grant install permissions. 13660 ps.getPermissionsState().copyFrom(newPs.getPermissionsState()); 13661 updatePermissionsLPw(newPkg.packageName, newPkg, 13662 UPDATE_PERMISSIONS_ALL | UPDATE_PERMISSIONS_REPLACE_PKG); 13663 13664 if (applyUserRestrictions) { 13665 if (DEBUG_REMOVE) { 13666 Slog.d(TAG, "Propagating install state across reinstall"); 13667 } 13668 for (int i = 0; i < allUserHandles.length; i++) { 13669 if (DEBUG_REMOVE) { 13670 Slog.d(TAG, " user " + allUserHandles[i] 13671 + " => " + perUserInstalled[i]); 13672 } 13673 ps.setInstalled(perUserInstalled[i], allUserHandles[i]); 13674 13675 mSettings.writeRuntimePermissionsForUserLPr(allUserHandles[i], false); 13676 } 13677 // Regardless of writeSettings we need to ensure that this restriction 13678 // state propagation is persisted 13679 mSettings.writeAllUsersPackageRestrictionsLPr(); 13680 } 13681 // can downgrade to reader here 13682 if (writeSettings) { 13683 mSettings.writeLPr(); 13684 } 13685 } 13686 return true; 13687 } 13688 13689 private boolean deleteInstalledPackageLI(PackageSetting ps, 13690 boolean deleteCodeAndResources, int flags, 13691 int[] allUserHandles, boolean[] perUserInstalled, 13692 PackageRemovedInfo outInfo, boolean writeSettings) { 13693 if (outInfo != null) { 13694 outInfo.uid = ps.appId; 13695 } 13696 13697 // Delete package data from internal structures and also remove data if flag is set 13698 removePackageDataLI(ps, allUserHandles, perUserInstalled, outInfo, flags, writeSettings); 13699 13700 // Delete application code and resources 13701 if (deleteCodeAndResources && (outInfo != null)) { 13702 outInfo.args = createInstallArgsForExisting(packageFlagsToInstallFlags(ps), 13703 ps.codePathString, ps.resourcePathString, getAppDexInstructionSets(ps)); 13704 if (DEBUG_SD_INSTALL) Slog.i(TAG, "args=" + outInfo.args); 13705 } 13706 return true; 13707 } 13708 13709 @Override 13710 public boolean setBlockUninstallForUser(String packageName, boolean blockUninstall, 13711 int userId) { 13712 mContext.enforceCallingOrSelfPermission( 13713 android.Manifest.permission.DELETE_PACKAGES, null); 13714 synchronized (mPackages) { 13715 PackageSetting ps = mSettings.mPackages.get(packageName); 13716 if (ps == null) { 13717 Log.i(TAG, "Package doesn't exist in set block uninstall " + packageName); 13718 return false; 13719 } 13720 if (!ps.getInstalled(userId)) { 13721 // Can't block uninstall for an app that is not installed or enabled. 13722 Log.i(TAG, "Package not installed in set block uninstall " + packageName); 13723 return false; 13724 } 13725 ps.setBlockUninstall(blockUninstall, userId); 13726 mSettings.writePackageRestrictionsLPr(userId); 13727 } 13728 return true; 13729 } 13730 13731 @Override 13732 public boolean getBlockUninstallForUser(String packageName, int userId) { 13733 synchronized (mPackages) { 13734 PackageSetting ps = mSettings.mPackages.get(packageName); 13735 if (ps == null) { 13736 Log.i(TAG, "Package doesn't exist in get block uninstall " + packageName); 13737 return false; 13738 } 13739 return ps.getBlockUninstall(userId); 13740 } 13741 } 13742 13743 /* 13744 * This method handles package deletion in general 13745 */ 13746 private boolean deletePackageLI(String packageName, UserHandle user, 13747 boolean deleteCodeAndResources, int[] allUserHandles, boolean[] perUserInstalled, 13748 int flags, PackageRemovedInfo outInfo, 13749 boolean writeSettings) { 13750 if (packageName == null) { 13751 Slog.w(TAG, "Attempt to delete null packageName."); 13752 return false; 13753 } 13754 if (DEBUG_REMOVE) Slog.d(TAG, "deletePackageLI: " + packageName + " user " + user); 13755 PackageSetting ps; 13756 boolean dataOnly = false; 13757 int removeUser = -1; 13758 int appId = -1; 13759 synchronized (mPackages) { 13760 ps = mSettings.mPackages.get(packageName); 13761 if (ps == null) { 13762 Slog.w(TAG, "Package named '" + packageName + "' doesn't exist."); 13763 return false; 13764 } 13765 if ((!isSystemApp(ps) || (flags&PackageManager.DELETE_SYSTEM_APP) != 0) && user != null 13766 && user.getIdentifier() != UserHandle.USER_ALL) { 13767 // The caller is asking that the package only be deleted for a single 13768 // user. To do this, we just mark its uninstalled state and delete 13769 // its data. If this is a system app, we only allow this to happen if 13770 // they have set the special DELETE_SYSTEM_APP which requests different 13771 // semantics than normal for uninstalling system apps. 13772 if (DEBUG_REMOVE) Slog.d(TAG, "Only deleting for single user"); 13773 final int userId = user.getIdentifier(); 13774 ps.setUserState(userId, 13775 COMPONENT_ENABLED_STATE_DEFAULT, 13776 false, //installed 13777 true, //stopped 13778 true, //notLaunched 13779 false, //hidden 13780 null, null, null, 13781 false, // blockUninstall 13782 ps.readUserState(userId).domainVerificationStatus, 0); 13783 if (!isSystemApp(ps)) { 13784 // Do not uninstall the APK if an app should be cached 13785 boolean keepUninstalledPackage = shouldKeepUninstalledPackageLPr(packageName); 13786 if (ps.isAnyInstalled(sUserManager.getUserIds()) || keepUninstalledPackage) { 13787 // Other user still have this package installed, so all 13788 // we need to do is clear this user's data and save that 13789 // it is uninstalled. 13790 if (DEBUG_REMOVE) Slog.d(TAG, "Still installed by other users"); 13791 removeUser = user.getIdentifier(); 13792 appId = ps.appId; 13793 scheduleWritePackageRestrictionsLocked(removeUser); 13794 } else { 13795 // We need to set it back to 'installed' so the uninstall 13796 // broadcasts will be sent correctly. 13797 if (DEBUG_REMOVE) Slog.d(TAG, "Not installed by other users, full delete"); 13798 ps.setInstalled(true, user.getIdentifier()); 13799 } 13800 } else { 13801 // This is a system app, so we assume that the 13802 // other users still have this package installed, so all 13803 // we need to do is clear this user's data and save that 13804 // it is uninstalled. 13805 if (DEBUG_REMOVE) Slog.d(TAG, "Deleting system app"); 13806 removeUser = user.getIdentifier(); 13807 appId = ps.appId; 13808 scheduleWritePackageRestrictionsLocked(removeUser); 13809 } 13810 } 13811 } 13812 13813 if (removeUser >= 0) { 13814 // From above, we determined that we are deleting this only 13815 // for a single user. Continue the work here. 13816 if (DEBUG_REMOVE) Slog.d(TAG, "Updating install state for user: " + removeUser); 13817 if (outInfo != null) { 13818 outInfo.removedPackage = packageName; 13819 outInfo.removedAppId = appId; 13820 outInfo.removedUsers = new int[] {removeUser}; 13821 } 13822 mInstaller.clearUserData(ps.volumeUuid, packageName, removeUser); 13823 removeKeystoreDataIfNeeded(removeUser, appId); 13824 schedulePackageCleaning(packageName, removeUser, false); 13825 synchronized (mPackages) { 13826 if (clearPackagePreferredActivitiesLPw(packageName, removeUser)) { 13827 scheduleWritePackageRestrictionsLocked(removeUser); 13828 } 13829 resetUserChangesToRuntimePermissionsAndFlagsLPw(ps, removeUser); 13830 } 13831 return true; 13832 } 13833 13834 if (dataOnly) { 13835 // Delete application data first 13836 if (DEBUG_REMOVE) Slog.d(TAG, "Removing package data only"); 13837 removePackageDataLI(ps, null, null, outInfo, flags, writeSettings); 13838 return true; 13839 } 13840 13841 boolean ret = false; 13842 if (isSystemApp(ps)) { 13843 if (DEBUG_REMOVE) Slog.d(TAG, "Removing system package:" + ps.name); 13844 // When an updated system application is deleted we delete the existing resources as well and 13845 // fall back to existing code in system partition 13846 ret = deleteSystemPackageLI(ps, allUserHandles, perUserInstalled, 13847 flags, outInfo, writeSettings); 13848 } else { 13849 if (DEBUG_REMOVE) Slog.d(TAG, "Removing non-system package:" + ps.name); 13850 // Kill application pre-emptively especially for apps on sd. 13851 killApplication(packageName, ps.appId, "uninstall pkg"); 13852 ret = deleteInstalledPackageLI(ps, deleteCodeAndResources, flags, 13853 allUserHandles, perUserInstalled, 13854 outInfo, writeSettings); 13855 } 13856 13857 return ret; 13858 } 13859 13860 private final class ClearStorageConnection implements ServiceConnection { 13861 IMediaContainerService mContainerService; 13862 13863 @Override 13864 public void onServiceConnected(ComponentName name, IBinder service) { 13865 synchronized (this) { 13866 mContainerService = IMediaContainerService.Stub.asInterface(service); 13867 notifyAll(); 13868 } 13869 } 13870 13871 @Override 13872 public void onServiceDisconnected(ComponentName name) { 13873 } 13874 } 13875 13876 private void clearExternalStorageDataSync(String packageName, int userId, boolean allData) { 13877 final boolean mounted; 13878 if (Environment.isExternalStorageEmulated()) { 13879 mounted = true; 13880 } else { 13881 final String status = Environment.getExternalStorageState(); 13882 13883 mounted = status.equals(Environment.MEDIA_MOUNTED) 13884 || status.equals(Environment.MEDIA_MOUNTED_READ_ONLY); 13885 } 13886 13887 if (!mounted) { 13888 return; 13889 } 13890 13891 final Intent containerIntent = new Intent().setComponent(DEFAULT_CONTAINER_COMPONENT); 13892 int[] users; 13893 if (userId == UserHandle.USER_ALL) { 13894 users = sUserManager.getUserIds(); 13895 } else { 13896 users = new int[] { userId }; 13897 } 13898 final ClearStorageConnection conn = new ClearStorageConnection(); 13899 if (mContext.bindServiceAsUser( 13900 containerIntent, conn, Context.BIND_AUTO_CREATE, UserHandle.SYSTEM)) { 13901 try { 13902 for (int curUser : users) { 13903 long timeout = SystemClock.uptimeMillis() + 5000; 13904 synchronized (conn) { 13905 long now = SystemClock.uptimeMillis(); 13906 while (conn.mContainerService == null && now < timeout) { 13907 try { 13908 conn.wait(timeout - now); 13909 } catch (InterruptedException e) { 13910 } 13911 } 13912 } 13913 if (conn.mContainerService == null) { 13914 return; 13915 } 13916 13917 final UserEnvironment userEnv = new UserEnvironment(curUser); 13918 clearDirectory(conn.mContainerService, 13919 userEnv.buildExternalStorageAppCacheDirs(packageName)); 13920 if (allData) { 13921 clearDirectory(conn.mContainerService, 13922 userEnv.buildExternalStorageAppDataDirs(packageName)); 13923 clearDirectory(conn.mContainerService, 13924 userEnv.buildExternalStorageAppMediaDirs(packageName)); 13925 } 13926 } 13927 } finally { 13928 mContext.unbindService(conn); 13929 } 13930 } 13931 } 13932 13933 @Override 13934 public void clearApplicationUserData(final String packageName, 13935 final IPackageDataObserver observer, final int userId) { 13936 mContext.enforceCallingOrSelfPermission( 13937 android.Manifest.permission.CLEAR_APP_USER_DATA, null); 13938 enforceCrossUserPermission(Binder.getCallingUid(), userId, true, false, "clear application data"); 13939 // Queue up an async operation since the package deletion may take a little while. 13940 mHandler.post(new Runnable() { 13941 public void run() { 13942 mHandler.removeCallbacks(this); 13943 final boolean succeeded; 13944 synchronized (mInstallLock) { 13945 succeeded = clearApplicationUserDataLI(packageName, userId); 13946 } 13947 clearExternalStorageDataSync(packageName, userId, true); 13948 if (succeeded) { 13949 // invoke DeviceStorageMonitor's update method to clear any notifications 13950 DeviceStorageMonitorInternal 13951 dsm = LocalServices.getService(DeviceStorageMonitorInternal.class); 13952 if (dsm != null) { 13953 dsm.checkMemory(); 13954 } 13955 } 13956 if(observer != null) { 13957 try { 13958 observer.onRemoveCompleted(packageName, succeeded); 13959 } catch (RemoteException e) { 13960 Log.i(TAG, "Observer no longer exists."); 13961 } 13962 } //end if observer 13963 } //end run 13964 }); 13965 } 13966 13967 private boolean clearApplicationUserDataLI(String packageName, int userId) { 13968 if (packageName == null) { 13969 Slog.w(TAG, "Attempt to delete null packageName."); 13970 return false; 13971 } 13972 13973 // Try finding details about the requested package 13974 PackageParser.Package pkg; 13975 synchronized (mPackages) { 13976 pkg = mPackages.get(packageName); 13977 if (pkg == null) { 13978 final PackageSetting ps = mSettings.mPackages.get(packageName); 13979 if (ps != null) { 13980 pkg = ps.pkg; 13981 } 13982 } 13983 13984 if (pkg == null) { 13985 Slog.w(TAG, "Package named '" + packageName + "' doesn't exist."); 13986 return false; 13987 } 13988 13989 PackageSetting ps = (PackageSetting) pkg.mExtras; 13990 resetUserChangesToRuntimePermissionsAndFlagsLPw(ps, userId); 13991 } 13992 13993 // Always delete data directories for package, even if we found no other 13994 // record of app. This helps users recover from UID mismatches without 13995 // resorting to a full data wipe. 13996 int retCode = mInstaller.clearUserData(pkg.volumeUuid, packageName, userId); 13997 if (retCode < 0) { 13998 Slog.w(TAG, "Couldn't remove cache files for package: " + packageName); 13999 return false; 14000 } 14001 14002 final int appId = pkg.applicationInfo.uid; 14003 removeKeystoreDataIfNeeded(userId, appId); 14004 14005 // Create a native library symlink only if we have native libraries 14006 // and if the native libraries are 32 bit libraries. We do not provide 14007 // this symlink for 64 bit libraries. 14008 if (pkg.applicationInfo.primaryCpuAbi != null && 14009 !VMRuntime.is64BitAbi(pkg.applicationInfo.primaryCpuAbi)) { 14010 final String nativeLibPath = pkg.applicationInfo.nativeLibraryDir; 14011 if (mInstaller.linkNativeLibraryDirectory(pkg.volumeUuid, pkg.packageName, 14012 nativeLibPath, userId) < 0) { 14013 Slog.w(TAG, "Failed linking native library dir"); 14014 return false; 14015 } 14016 } 14017 14018 return true; 14019 } 14020 14021 /** 14022 * Reverts user permission state changes (permissions and flags) in 14023 * all packages for a given user. 14024 * 14025 * @param userId The device user for which to do a reset. 14026 */ 14027 private void resetUserChangesToRuntimePermissionsAndFlagsLPw(int userId) { 14028 final int packageCount = mPackages.size(); 14029 for (int i = 0; i < packageCount; i++) { 14030 PackageParser.Package pkg = mPackages.valueAt(i); 14031 PackageSetting ps = (PackageSetting) pkg.mExtras; 14032 resetUserChangesToRuntimePermissionsAndFlagsLPw(ps, userId); 14033 } 14034 } 14035 14036 /** 14037 * Reverts user permission state changes (permissions and flags). 14038 * 14039 * @param ps The package for which to reset. 14040 * @param userId The device user for which to do a reset. 14041 */ 14042 private void resetUserChangesToRuntimePermissionsAndFlagsLPw( 14043 final PackageSetting ps, final int userId) { 14044 if (ps.pkg == null) { 14045 return; 14046 } 14047 14048 // These are flags that can change base on user actions. 14049 final int userSettableMask = FLAG_PERMISSION_USER_SET 14050 | FLAG_PERMISSION_USER_FIXED 14051 | FLAG_PERMISSION_REVOKE_ON_UPGRADE 14052 | FLAG_PERMISSION_REVIEW_REQUIRED; 14053 14054 final int policyOrSystemFlags = FLAG_PERMISSION_SYSTEM_FIXED 14055 | FLAG_PERMISSION_POLICY_FIXED; 14056 14057 boolean writeInstallPermissions = false; 14058 boolean writeRuntimePermissions = false; 14059 14060 final int permissionCount = ps.pkg.requestedPermissions.size(); 14061 for (int i = 0; i < permissionCount; i++) { 14062 String permission = ps.pkg.requestedPermissions.get(i); 14063 14064 BasePermission bp = mSettings.mPermissions.get(permission); 14065 if (bp == null) { 14066 continue; 14067 } 14068 14069 // If shared user we just reset the state to which only this app contributed. 14070 if (ps.sharedUser != null) { 14071 boolean used = false; 14072 final int packageCount = ps.sharedUser.packages.size(); 14073 for (int j = 0; j < packageCount; j++) { 14074 PackageSetting pkg = ps.sharedUser.packages.valueAt(j); 14075 if (pkg.pkg != null && !pkg.pkg.packageName.equals(ps.pkg.packageName) 14076 && pkg.pkg.requestedPermissions.contains(permission)) { 14077 used = true; 14078 break; 14079 } 14080 } 14081 if (used) { 14082 continue; 14083 } 14084 } 14085 14086 PermissionsState permissionsState = ps.getPermissionsState(); 14087 14088 final int oldFlags = permissionsState.getPermissionFlags(bp.name, userId); 14089 14090 // Always clear the user settable flags. 14091 final boolean hasInstallState = permissionsState.getInstallPermissionState( 14092 bp.name) != null; 14093 // If permission review is enabled and this is a legacy app, mark the 14094 // permission as requiring a review as this is the initial state. 14095 int flags = 0; 14096 if (Build.PERMISSIONS_REVIEW_REQUIRED 14097 && ps.pkg.applicationInfo.targetSdkVersion < Build.VERSION_CODES.M) { 14098 flags |= FLAG_PERMISSION_REVIEW_REQUIRED; 14099 } 14100 if (permissionsState.updatePermissionFlags(bp, userId, userSettableMask, flags)) { 14101 if (hasInstallState) { 14102 writeInstallPermissions = true; 14103 } else { 14104 writeRuntimePermissions = true; 14105 } 14106 } 14107 14108 // Below is only runtime permission handling. 14109 if (!bp.isRuntime()) { 14110 continue; 14111 } 14112 14113 // Never clobber system or policy. 14114 if ((oldFlags & policyOrSystemFlags) != 0) { 14115 continue; 14116 } 14117 14118 // If this permission was granted by default, make sure it is. 14119 if ((oldFlags & FLAG_PERMISSION_GRANTED_BY_DEFAULT) != 0) { 14120 if (permissionsState.grantRuntimePermission(bp, userId) 14121 != PERMISSION_OPERATION_FAILURE) { 14122 writeRuntimePermissions = true; 14123 } 14124 // If permission review is enabled the permissions for a legacy apps 14125 // are represented as constantly granted runtime ones, so don't revoke. 14126 } else if ((flags & FLAG_PERMISSION_REVIEW_REQUIRED) == 0) { 14127 // Otherwise, reset the permission. 14128 final int revokeResult = permissionsState.revokeRuntimePermission(bp, userId); 14129 switch (revokeResult) { 14130 case PERMISSION_OPERATION_SUCCESS: { 14131 writeRuntimePermissions = true; 14132 } break; 14133 14134 case PERMISSION_OPERATION_SUCCESS_GIDS_CHANGED: { 14135 writeRuntimePermissions = true; 14136 final int appId = ps.appId; 14137 mHandler.post(new Runnable() { 14138 @Override 14139 public void run() { 14140 killUid(appId, userId, KILL_APP_REASON_GIDS_CHANGED); 14141 } 14142 }); 14143 } break; 14144 } 14145 } 14146 } 14147 14148 // Synchronously write as we are taking permissions away. 14149 if (writeRuntimePermissions) { 14150 mSettings.writeRuntimePermissionsForUserLPr(userId, true); 14151 } 14152 14153 // Synchronously write as we are taking permissions away. 14154 if (writeInstallPermissions) { 14155 mSettings.writeLPr(); 14156 } 14157 } 14158 14159 /** 14160 * Remove entries from the keystore daemon. Will only remove it if the 14161 * {@code appId} is valid. 14162 */ 14163 private static void removeKeystoreDataIfNeeded(int userId, int appId) { 14164 if (appId < 0) { 14165 return; 14166 } 14167 14168 final KeyStore keyStore = KeyStore.getInstance(); 14169 if (keyStore != null) { 14170 if (userId == UserHandle.USER_ALL) { 14171 for (final int individual : sUserManager.getUserIds()) { 14172 keyStore.clearUid(UserHandle.getUid(individual, appId)); 14173 } 14174 } else { 14175 keyStore.clearUid(UserHandle.getUid(userId, appId)); 14176 } 14177 } else { 14178 Slog.w(TAG, "Could not contact keystore to clear entries for app id " + appId); 14179 } 14180 } 14181 14182 @Override 14183 public void deleteApplicationCacheFiles(final String packageName, 14184 final IPackageDataObserver observer) { 14185 mContext.enforceCallingOrSelfPermission( 14186 android.Manifest.permission.DELETE_CACHE_FILES, null); 14187 // Queue up an async operation since the package deletion may take a little while. 14188 final int userId = UserHandle.getCallingUserId(); 14189 mHandler.post(new Runnable() { 14190 public void run() { 14191 mHandler.removeCallbacks(this); 14192 final boolean succeded; 14193 synchronized (mInstallLock) { 14194 succeded = deleteApplicationCacheFilesLI(packageName, userId); 14195 } 14196 clearExternalStorageDataSync(packageName, userId, false); 14197 if (observer != null) { 14198 try { 14199 observer.onRemoveCompleted(packageName, succeded); 14200 } catch (RemoteException e) { 14201 Log.i(TAG, "Observer no longer exists."); 14202 } 14203 } //end if observer 14204 } //end run 14205 }); 14206 } 14207 14208 private boolean deleteApplicationCacheFilesLI(String packageName, int userId) { 14209 if (packageName == null) { 14210 Slog.w(TAG, "Attempt to delete null packageName."); 14211 return false; 14212 } 14213 PackageParser.Package p; 14214 synchronized (mPackages) { 14215 p = mPackages.get(packageName); 14216 } 14217 if (p == null) { 14218 Slog.w(TAG, "Package named '" + packageName +"' doesn't exist."); 14219 return false; 14220 } 14221 final ApplicationInfo applicationInfo = p.applicationInfo; 14222 if (applicationInfo == null) { 14223 Slog.w(TAG, "Package " + packageName + " has no applicationInfo."); 14224 return false; 14225 } 14226 int retCode = mInstaller.deleteCacheFiles(p.volumeUuid, packageName, userId); 14227 if (retCode < 0) { 14228 Slog.w(TAG, "Couldn't remove cache files for package: " 14229 + packageName + " u" + userId); 14230 return false; 14231 } 14232 return true; 14233 } 14234 14235 @Override 14236 public void getPackageSizeInfo(final String packageName, int userHandle, 14237 final IPackageStatsObserver observer) { 14238 mContext.enforceCallingOrSelfPermission( 14239 android.Manifest.permission.GET_PACKAGE_SIZE, null); 14240 if (packageName == null) { 14241 throw new IllegalArgumentException("Attempt to get size of null packageName"); 14242 } 14243 14244 PackageStats stats = new PackageStats(packageName, userHandle); 14245 14246 /* 14247 * Queue up an async operation since the package measurement may take a 14248 * little while. 14249 */ 14250 Message msg = mHandler.obtainMessage(INIT_COPY); 14251 msg.obj = new MeasureParams(stats, observer); 14252 mHandler.sendMessage(msg); 14253 } 14254 14255 private boolean getPackageSizeInfoLI(String packageName, int userHandle, 14256 PackageStats pStats) { 14257 if (packageName == null) { 14258 Slog.w(TAG, "Attempt to get size of null packageName."); 14259 return false; 14260 } 14261 PackageParser.Package p; 14262 boolean dataOnly = false; 14263 String libDirRoot = null; 14264 String asecPath = null; 14265 PackageSetting ps = null; 14266 synchronized (mPackages) { 14267 p = mPackages.get(packageName); 14268 ps = mSettings.mPackages.get(packageName); 14269 if(p == null) { 14270 dataOnly = true; 14271 if((ps == null) || (ps.pkg == null)) { 14272 Slog.w(TAG, "Package named '" + packageName +"' doesn't exist."); 14273 return false; 14274 } 14275 p = ps.pkg; 14276 } 14277 if (ps != null) { 14278 libDirRoot = ps.legacyNativeLibraryPathString; 14279 } 14280 if (p != null && (p.isForwardLocked() || p.applicationInfo.isExternalAsec())) { 14281 final long token = Binder.clearCallingIdentity(); 14282 try { 14283 String secureContainerId = cidFromCodePath(p.applicationInfo.getBaseCodePath()); 14284 if (secureContainerId != null) { 14285 asecPath = PackageHelper.getSdFilesystem(secureContainerId); 14286 } 14287 } finally { 14288 Binder.restoreCallingIdentity(token); 14289 } 14290 } 14291 } 14292 String publicSrcDir = null; 14293 if(!dataOnly) { 14294 final ApplicationInfo applicationInfo = p.applicationInfo; 14295 if (applicationInfo == null) { 14296 Slog.w(TAG, "Package " + packageName + " has no applicationInfo."); 14297 return false; 14298 } 14299 if (p.isForwardLocked()) { 14300 publicSrcDir = applicationInfo.getBaseResourcePath(); 14301 } 14302 } 14303 // TODO: extend to measure size of split APKs 14304 // TODO(multiArch): Extend getSizeInfo to look at the full subdirectory tree, 14305 // not just the first level. 14306 // TODO(multiArch): Extend getSizeInfo to look at *all* instruction sets, not 14307 // just the primary. 14308 String[] dexCodeInstructionSets = getDexCodeInstructionSets(getAppDexInstructionSets(ps)); 14309 14310 String apkPath; 14311 File packageDir = new File(p.codePath); 14312 14313 if (packageDir.isDirectory() && p.canHaveOatDir()) { 14314 apkPath = packageDir.getAbsolutePath(); 14315 // If libDirRoot is inside a package dir, set it to null to avoid it being counted twice 14316 if (libDirRoot != null && libDirRoot.startsWith(apkPath)) { 14317 libDirRoot = null; 14318 } 14319 } else { 14320 apkPath = p.baseCodePath; 14321 } 14322 14323 int res = mInstaller.getSizeInfo(p.volumeUuid, packageName, userHandle, apkPath, 14324 libDirRoot, publicSrcDir, asecPath, dexCodeInstructionSets, pStats); 14325 if (res < 0) { 14326 return false; 14327 } 14328 14329 // Fix-up for forward-locked applications in ASEC containers. 14330 if (!isExternal(p)) { 14331 pStats.codeSize += pStats.externalCodeSize; 14332 pStats.externalCodeSize = 0L; 14333 } 14334 14335 return true; 14336 } 14337 14338 14339 @Override 14340 public void addPackageToPreferred(String packageName) { 14341 Slog.w(TAG, "addPackageToPreferred: this is now a no-op"); 14342 } 14343 14344 @Override 14345 public void removePackageFromPreferred(String packageName) { 14346 Slog.w(TAG, "removePackageFromPreferred: this is now a no-op"); 14347 } 14348 14349 @Override 14350 public List<PackageInfo> getPreferredPackages(int flags) { 14351 return new ArrayList<PackageInfo>(); 14352 } 14353 14354 private int getUidTargetSdkVersionLockedLPr(int uid) { 14355 Object obj = mSettings.getUserIdLPr(uid); 14356 if (obj instanceof SharedUserSetting) { 14357 final SharedUserSetting sus = (SharedUserSetting) obj; 14358 int vers = Build.VERSION_CODES.CUR_DEVELOPMENT; 14359 final Iterator<PackageSetting> it = sus.packages.iterator(); 14360 while (it.hasNext()) { 14361 final PackageSetting ps = it.next(); 14362 if (ps.pkg != null) { 14363 int v = ps.pkg.applicationInfo.targetSdkVersion; 14364 if (v < vers) vers = v; 14365 } 14366 } 14367 return vers; 14368 } else if (obj instanceof PackageSetting) { 14369 final PackageSetting ps = (PackageSetting) obj; 14370 if (ps.pkg != null) { 14371 return ps.pkg.applicationInfo.targetSdkVersion; 14372 } 14373 } 14374 return Build.VERSION_CODES.CUR_DEVELOPMENT; 14375 } 14376 14377 @Override 14378 public void addPreferredActivity(IntentFilter filter, int match, 14379 ComponentName[] set, ComponentName activity, int userId) { 14380 addPreferredActivityInternal(filter, match, set, activity, true, userId, 14381 "Adding preferred"); 14382 } 14383 14384 private void addPreferredActivityInternal(IntentFilter filter, int match, 14385 ComponentName[] set, ComponentName activity, boolean always, int userId, 14386 String opname) { 14387 // writer 14388 int callingUid = Binder.getCallingUid(); 14389 enforceCrossUserPermission(callingUid, userId, true, false, "add preferred activity"); 14390 if (filter.countActions() == 0) { 14391 Slog.w(TAG, "Cannot set a preferred activity with no filter actions"); 14392 return; 14393 } 14394 synchronized (mPackages) { 14395 if (mContext.checkCallingOrSelfPermission( 14396 android.Manifest.permission.SET_PREFERRED_APPLICATIONS) 14397 != PackageManager.PERMISSION_GRANTED) { 14398 if (getUidTargetSdkVersionLockedLPr(callingUid) 14399 < Build.VERSION_CODES.FROYO) { 14400 Slog.w(TAG, "Ignoring addPreferredActivity() from uid " 14401 + callingUid); 14402 return; 14403 } 14404 mContext.enforceCallingOrSelfPermission( 14405 android.Manifest.permission.SET_PREFERRED_APPLICATIONS, null); 14406 } 14407 14408 PreferredIntentResolver pir = mSettings.editPreferredActivitiesLPw(userId); 14409 Slog.i(TAG, opname + " activity " + activity.flattenToShortString() + " for user " 14410 + userId + ":"); 14411 filter.dump(new LogPrinter(Log.INFO, TAG), " "); 14412 pir.addFilter(new PreferredActivity(filter, match, set, activity, always)); 14413 scheduleWritePackageRestrictionsLocked(userId); 14414 } 14415 } 14416 14417 @Override 14418 public void replacePreferredActivity(IntentFilter filter, int match, 14419 ComponentName[] set, ComponentName activity, int userId) { 14420 if (filter.countActions() != 1) { 14421 throw new IllegalArgumentException( 14422 "replacePreferredActivity expects filter to have only 1 action."); 14423 } 14424 if (filter.countDataAuthorities() != 0 14425 || filter.countDataPaths() != 0 14426 || filter.countDataSchemes() > 1 14427 || filter.countDataTypes() != 0) { 14428 throw new IllegalArgumentException( 14429 "replacePreferredActivity expects filter to have no data authorities, " + 14430 "paths, or types; and at most one scheme."); 14431 } 14432 14433 final int callingUid = Binder.getCallingUid(); 14434 enforceCrossUserPermission(callingUid, userId, true, false, "replace preferred activity"); 14435 synchronized (mPackages) { 14436 if (mContext.checkCallingOrSelfPermission( 14437 android.Manifest.permission.SET_PREFERRED_APPLICATIONS) 14438 != PackageManager.PERMISSION_GRANTED) { 14439 if (getUidTargetSdkVersionLockedLPr(callingUid) 14440 < Build.VERSION_CODES.FROYO) { 14441 Slog.w(TAG, "Ignoring replacePreferredActivity() from uid " 14442 + Binder.getCallingUid()); 14443 return; 14444 } 14445 mContext.enforceCallingOrSelfPermission( 14446 android.Manifest.permission.SET_PREFERRED_APPLICATIONS, null); 14447 } 14448 14449 PreferredIntentResolver pir = mSettings.mPreferredActivities.get(userId); 14450 if (pir != null) { 14451 // Get all of the existing entries that exactly match this filter. 14452 ArrayList<PreferredActivity> existing = pir.findFilters(filter); 14453 if (existing != null && existing.size() == 1) { 14454 PreferredActivity cur = existing.get(0); 14455 if (DEBUG_PREFERRED) { 14456 Slog.i(TAG, "Checking replace of preferred:"); 14457 filter.dump(new LogPrinter(Log.INFO, TAG), " "); 14458 if (!cur.mPref.mAlways) { 14459 Slog.i(TAG, " -- CUR; not mAlways!"); 14460 } else { 14461 Slog.i(TAG, " -- CUR: mMatch=" + cur.mPref.mMatch); 14462 Slog.i(TAG, " -- CUR: mSet=" 14463 + Arrays.toString(cur.mPref.mSetComponents)); 14464 Slog.i(TAG, " -- CUR: mComponent=" + cur.mPref.mShortComponent); 14465 Slog.i(TAG, " -- NEW: mMatch=" 14466 + (match&IntentFilter.MATCH_CATEGORY_MASK)); 14467 Slog.i(TAG, " -- CUR: mSet=" + Arrays.toString(set)); 14468 Slog.i(TAG, " -- CUR: mComponent=" + activity.flattenToShortString()); 14469 } 14470 } 14471 if (cur.mPref.mAlways && cur.mPref.mComponent.equals(activity) 14472 && cur.mPref.mMatch == (match&IntentFilter.MATCH_CATEGORY_MASK) 14473 && cur.mPref.sameSet(set)) { 14474 // Setting the preferred activity to what it happens to be already 14475 if (DEBUG_PREFERRED) { 14476 Slog.i(TAG, "Replacing with same preferred activity " 14477 + cur.mPref.mShortComponent + " for user " 14478 + userId + ":"); 14479 filter.dump(new LogPrinter(Log.INFO, TAG), " "); 14480 } 14481 return; 14482 } 14483 } 14484 14485 if (existing != null) { 14486 if (DEBUG_PREFERRED) { 14487 Slog.i(TAG, existing.size() + " existing preferred matches for:"); 14488 filter.dump(new LogPrinter(Log.INFO, TAG), " "); 14489 } 14490 for (int i = 0; i < existing.size(); i++) { 14491 PreferredActivity pa = existing.get(i); 14492 if (DEBUG_PREFERRED) { 14493 Slog.i(TAG, "Removing existing preferred activity " 14494 + pa.mPref.mComponent + ":"); 14495 pa.dump(new LogPrinter(Log.INFO, TAG), " "); 14496 } 14497 pir.removeFilter(pa); 14498 } 14499 } 14500 } 14501 addPreferredActivityInternal(filter, match, set, activity, true, userId, 14502 "Replacing preferred"); 14503 } 14504 } 14505 14506 @Override 14507 public void clearPackagePreferredActivities(String packageName) { 14508 final int uid = Binder.getCallingUid(); 14509 // writer 14510 synchronized (mPackages) { 14511 PackageParser.Package pkg = mPackages.get(packageName); 14512 if (pkg == null || pkg.applicationInfo.uid != uid) { 14513 if (mContext.checkCallingOrSelfPermission( 14514 android.Manifest.permission.SET_PREFERRED_APPLICATIONS) 14515 != PackageManager.PERMISSION_GRANTED) { 14516 if (getUidTargetSdkVersionLockedLPr(Binder.getCallingUid()) 14517 < Build.VERSION_CODES.FROYO) { 14518 Slog.w(TAG, "Ignoring clearPackagePreferredActivities() from uid " 14519 + Binder.getCallingUid()); 14520 return; 14521 } 14522 mContext.enforceCallingOrSelfPermission( 14523 android.Manifest.permission.SET_PREFERRED_APPLICATIONS, null); 14524 } 14525 } 14526 14527 int user = UserHandle.getCallingUserId(); 14528 if (clearPackagePreferredActivitiesLPw(packageName, user)) { 14529 scheduleWritePackageRestrictionsLocked(user); 14530 } 14531 } 14532 } 14533 14534 /** This method takes a specific user id as well as UserHandle.USER_ALL. */ 14535 boolean clearPackagePreferredActivitiesLPw(String packageName, int userId) { 14536 ArrayList<PreferredActivity> removed = null; 14537 boolean changed = false; 14538 for (int i=0; i<mSettings.mPreferredActivities.size(); i++) { 14539 final int thisUserId = mSettings.mPreferredActivities.keyAt(i); 14540 PreferredIntentResolver pir = mSettings.mPreferredActivities.valueAt(i); 14541 if (userId != UserHandle.USER_ALL && userId != thisUserId) { 14542 continue; 14543 } 14544 Iterator<PreferredActivity> it = pir.filterIterator(); 14545 while (it.hasNext()) { 14546 PreferredActivity pa = it.next(); 14547 // Mark entry for removal only if it matches the package name 14548 // and the entry is of type "always". 14549 if (packageName == null || 14550 (pa.mPref.mComponent.getPackageName().equals(packageName) 14551 && pa.mPref.mAlways)) { 14552 if (removed == null) { 14553 removed = new ArrayList<PreferredActivity>(); 14554 } 14555 removed.add(pa); 14556 } 14557 } 14558 if (removed != null) { 14559 for (int j=0; j<removed.size(); j++) { 14560 PreferredActivity pa = removed.get(j); 14561 pir.removeFilter(pa); 14562 } 14563 changed = true; 14564 } 14565 } 14566 return changed; 14567 } 14568 14569 /** This method takes a specific user id as well as UserHandle.USER_ALL. */ 14570 private void clearIntentFilterVerificationsLPw(int userId) { 14571 final int packageCount = mPackages.size(); 14572 for (int i = 0; i < packageCount; i++) { 14573 PackageParser.Package pkg = mPackages.valueAt(i); 14574 clearIntentFilterVerificationsLPw(pkg.packageName, userId); 14575 } 14576 } 14577 14578 /** This method takes a specific user id as well as UserHandle.USER_ALL. */ 14579 void clearIntentFilterVerificationsLPw(String packageName, int userId) { 14580 if (userId == UserHandle.USER_ALL) { 14581 if (mSettings.removeIntentFilterVerificationLPw(packageName, 14582 sUserManager.getUserIds())) { 14583 for (int oneUserId : sUserManager.getUserIds()) { 14584 scheduleWritePackageRestrictionsLocked(oneUserId); 14585 } 14586 } 14587 } else { 14588 if (mSettings.removeIntentFilterVerificationLPw(packageName, userId)) { 14589 scheduleWritePackageRestrictionsLocked(userId); 14590 } 14591 } 14592 } 14593 14594 void clearDefaultBrowserIfNeeded(String packageName) { 14595 for (int oneUserId : sUserManager.getUserIds()) { 14596 String defaultBrowserPackageName = getDefaultBrowserPackageName(oneUserId); 14597 if (TextUtils.isEmpty(defaultBrowserPackageName)) continue; 14598 if (packageName.equals(defaultBrowserPackageName)) { 14599 setDefaultBrowserPackageName(null, oneUserId); 14600 } 14601 } 14602 } 14603 14604 @Override 14605 public void resetApplicationPreferences(int userId) { 14606 mContext.enforceCallingOrSelfPermission( 14607 android.Manifest.permission.SET_PREFERRED_APPLICATIONS, null); 14608 // writer 14609 synchronized (mPackages) { 14610 final long identity = Binder.clearCallingIdentity(); 14611 try { 14612 clearPackagePreferredActivitiesLPw(null, userId); 14613 mSettings.applyDefaultPreferredAppsLPw(this, userId); 14614 // TODO: We have to reset the default SMS and Phone. This requires 14615 // significant refactoring to keep all default apps in the package 14616 // manager (cleaner but more work) or have the services provide 14617 // callbacks to the package manager to request a default app reset. 14618 applyFactoryDefaultBrowserLPw(userId); 14619 clearIntentFilterVerificationsLPw(userId); 14620 primeDomainVerificationsLPw(userId); 14621 resetUserChangesToRuntimePermissionsAndFlagsLPw(userId); 14622 scheduleWritePackageRestrictionsLocked(userId); 14623 } finally { 14624 Binder.restoreCallingIdentity(identity); 14625 } 14626 } 14627 } 14628 14629 @Override 14630 public int getPreferredActivities(List<IntentFilter> outFilters, 14631 List<ComponentName> outActivities, String packageName) { 14632 14633 int num = 0; 14634 final int userId = UserHandle.getCallingUserId(); 14635 // reader 14636 synchronized (mPackages) { 14637 PreferredIntentResolver pir = mSettings.mPreferredActivities.get(userId); 14638 if (pir != null) { 14639 final Iterator<PreferredActivity> it = pir.filterIterator(); 14640 while (it.hasNext()) { 14641 final PreferredActivity pa = it.next(); 14642 if (packageName == null 14643 || (pa.mPref.mComponent.getPackageName().equals(packageName) 14644 && pa.mPref.mAlways)) { 14645 if (outFilters != null) { 14646 outFilters.add(new IntentFilter(pa)); 14647 } 14648 if (outActivities != null) { 14649 outActivities.add(pa.mPref.mComponent); 14650 } 14651 } 14652 } 14653 } 14654 } 14655 14656 return num; 14657 } 14658 14659 @Override 14660 public void addPersistentPreferredActivity(IntentFilter filter, ComponentName activity, 14661 int userId) { 14662 int callingUid = Binder.getCallingUid(); 14663 if (callingUid != Process.SYSTEM_UID) { 14664 throw new SecurityException( 14665 "addPersistentPreferredActivity can only be run by the system"); 14666 } 14667 if (filter.countActions() == 0) { 14668 Slog.w(TAG, "Cannot set a preferred activity with no filter actions"); 14669 return; 14670 } 14671 synchronized (mPackages) { 14672 Slog.i(TAG, "Adding persistent preferred activity " + activity + " for user " + userId + 14673 " :"); 14674 filter.dump(new LogPrinter(Log.INFO, TAG), " "); 14675 mSettings.editPersistentPreferredActivitiesLPw(userId).addFilter( 14676 new PersistentPreferredActivity(filter, activity)); 14677 scheduleWritePackageRestrictionsLocked(userId); 14678 } 14679 } 14680 14681 @Override 14682 public void clearPackagePersistentPreferredActivities(String packageName, int userId) { 14683 int callingUid = Binder.getCallingUid(); 14684 if (callingUid != Process.SYSTEM_UID) { 14685 throw new SecurityException( 14686 "clearPackagePersistentPreferredActivities can only be run by the system"); 14687 } 14688 ArrayList<PersistentPreferredActivity> removed = null; 14689 boolean changed = false; 14690 synchronized (mPackages) { 14691 for (int i=0; i<mSettings.mPersistentPreferredActivities.size(); i++) { 14692 final int thisUserId = mSettings.mPersistentPreferredActivities.keyAt(i); 14693 PersistentPreferredIntentResolver ppir = mSettings.mPersistentPreferredActivities 14694 .valueAt(i); 14695 if (userId != thisUserId) { 14696 continue; 14697 } 14698 Iterator<PersistentPreferredActivity> it = ppir.filterIterator(); 14699 while (it.hasNext()) { 14700 PersistentPreferredActivity ppa = it.next(); 14701 // Mark entry for removal only if it matches the package name. 14702 if (ppa.mComponent.getPackageName().equals(packageName)) { 14703 if (removed == null) { 14704 removed = new ArrayList<PersistentPreferredActivity>(); 14705 } 14706 removed.add(ppa); 14707 } 14708 } 14709 if (removed != null) { 14710 for (int j=0; j<removed.size(); j++) { 14711 PersistentPreferredActivity ppa = removed.get(j); 14712 ppir.removeFilter(ppa); 14713 } 14714 changed = true; 14715 } 14716 } 14717 14718 if (changed) { 14719 scheduleWritePackageRestrictionsLocked(userId); 14720 } 14721 } 14722 } 14723 14724 /** 14725 * Common machinery for picking apart a restored XML blob and passing 14726 * it to a caller-supplied functor to be applied to the running system. 14727 */ 14728 private void restoreFromXml(XmlPullParser parser, int userId, 14729 String expectedStartTag, BlobXmlRestorer functor) 14730 throws IOException, XmlPullParserException { 14731 int type; 14732 while ((type = parser.next()) != XmlPullParser.START_TAG 14733 && type != XmlPullParser.END_DOCUMENT) { 14734 } 14735 if (type != XmlPullParser.START_TAG) { 14736 // oops didn't find a start tag?! 14737 if (DEBUG_BACKUP) { 14738 Slog.e(TAG, "Didn't find start tag during restore"); 14739 } 14740 return; 14741 } 14742 14743 // this is supposed to be TAG_PREFERRED_BACKUP 14744 if (!expectedStartTag.equals(parser.getName())) { 14745 if (DEBUG_BACKUP) { 14746 Slog.e(TAG, "Found unexpected tag " + parser.getName()); 14747 } 14748 return; 14749 } 14750 14751 // skip interfering stuff, then we're aligned with the backing implementation 14752 while ((type = parser.next()) == XmlPullParser.TEXT) { } 14753 functor.apply(parser, userId); 14754 } 14755 14756 private interface BlobXmlRestorer { 14757 public void apply(XmlPullParser parser, int userId) throws IOException, XmlPullParserException; 14758 } 14759 14760 /** 14761 * Non-Binder method, support for the backup/restore mechanism: write the 14762 * full set of preferred activities in its canonical XML format. Returns the 14763 * XML output as a byte array, or null if there is none. 14764 */ 14765 @Override 14766 public byte[] getPreferredActivityBackup(int userId) { 14767 if (Binder.getCallingUid() != Process.SYSTEM_UID) { 14768 throw new SecurityException("Only the system may call getPreferredActivityBackup()"); 14769 } 14770 14771 ByteArrayOutputStream dataStream = new ByteArrayOutputStream(); 14772 try { 14773 final XmlSerializer serializer = new FastXmlSerializer(); 14774 serializer.setOutput(dataStream, StandardCharsets.UTF_8.name()); 14775 serializer.startDocument(null, true); 14776 serializer.startTag(null, TAG_PREFERRED_BACKUP); 14777 14778 synchronized (mPackages) { 14779 mSettings.writePreferredActivitiesLPr(serializer, userId, true); 14780 } 14781 14782 serializer.endTag(null, TAG_PREFERRED_BACKUP); 14783 serializer.endDocument(); 14784 serializer.flush(); 14785 } catch (Exception e) { 14786 if (DEBUG_BACKUP) { 14787 Slog.e(TAG, "Unable to write preferred activities for backup", e); 14788 } 14789 return null; 14790 } 14791 14792 return dataStream.toByteArray(); 14793 } 14794 14795 @Override 14796 public void restorePreferredActivities(byte[] backup, int userId) { 14797 if (Binder.getCallingUid() != Process.SYSTEM_UID) { 14798 throw new SecurityException("Only the system may call restorePreferredActivities()"); 14799 } 14800 14801 try { 14802 final XmlPullParser parser = Xml.newPullParser(); 14803 parser.setInput(new ByteArrayInputStream(backup), StandardCharsets.UTF_8.name()); 14804 restoreFromXml(parser, userId, TAG_PREFERRED_BACKUP, 14805 new BlobXmlRestorer() { 14806 @Override 14807 public void apply(XmlPullParser parser, int userId) 14808 throws XmlPullParserException, IOException { 14809 synchronized (mPackages) { 14810 mSettings.readPreferredActivitiesLPw(parser, userId); 14811 } 14812 } 14813 } ); 14814 } catch (Exception e) { 14815 if (DEBUG_BACKUP) { 14816 Slog.e(TAG, "Exception restoring preferred activities: " + e.getMessage()); 14817 } 14818 } 14819 } 14820 14821 /** 14822 * Non-Binder method, support for the backup/restore mechanism: write the 14823 * default browser (etc) settings in its canonical XML format. Returns the default 14824 * browser XML representation as a byte array, or null if there is none. 14825 */ 14826 @Override 14827 public byte[] getDefaultAppsBackup(int userId) { 14828 if (Binder.getCallingUid() != Process.SYSTEM_UID) { 14829 throw new SecurityException("Only the system may call getDefaultAppsBackup()"); 14830 } 14831 14832 ByteArrayOutputStream dataStream = new ByteArrayOutputStream(); 14833 try { 14834 final XmlSerializer serializer = new FastXmlSerializer(); 14835 serializer.setOutput(dataStream, StandardCharsets.UTF_8.name()); 14836 serializer.startDocument(null, true); 14837 serializer.startTag(null, TAG_DEFAULT_APPS); 14838 14839 synchronized (mPackages) { 14840 mSettings.writeDefaultAppsLPr(serializer, userId); 14841 } 14842 14843 serializer.endTag(null, TAG_DEFAULT_APPS); 14844 serializer.endDocument(); 14845 serializer.flush(); 14846 } catch (Exception e) { 14847 if (DEBUG_BACKUP) { 14848 Slog.e(TAG, "Unable to write default apps for backup", e); 14849 } 14850 return null; 14851 } 14852 14853 return dataStream.toByteArray(); 14854 } 14855 14856 @Override 14857 public void restoreDefaultApps(byte[] backup, int userId) { 14858 if (Binder.getCallingUid() != Process.SYSTEM_UID) { 14859 throw new SecurityException("Only the system may call restoreDefaultApps()"); 14860 } 14861 14862 try { 14863 final XmlPullParser parser = Xml.newPullParser(); 14864 parser.setInput(new ByteArrayInputStream(backup), StandardCharsets.UTF_8.name()); 14865 restoreFromXml(parser, userId, TAG_DEFAULT_APPS, 14866 new BlobXmlRestorer() { 14867 @Override 14868 public void apply(XmlPullParser parser, int userId) 14869 throws XmlPullParserException, IOException { 14870 synchronized (mPackages) { 14871 mSettings.readDefaultAppsLPw(parser, userId); 14872 } 14873 } 14874 } ); 14875 } catch (Exception e) { 14876 if (DEBUG_BACKUP) { 14877 Slog.e(TAG, "Exception restoring default apps: " + e.getMessage()); 14878 } 14879 } 14880 } 14881 14882 @Override 14883 public byte[] getIntentFilterVerificationBackup(int userId) { 14884 if (Binder.getCallingUid() != Process.SYSTEM_UID) { 14885 throw new SecurityException("Only the system may call getIntentFilterVerificationBackup()"); 14886 } 14887 14888 ByteArrayOutputStream dataStream = new ByteArrayOutputStream(); 14889 try { 14890 final XmlSerializer serializer = new FastXmlSerializer(); 14891 serializer.setOutput(dataStream, StandardCharsets.UTF_8.name()); 14892 serializer.startDocument(null, true); 14893 serializer.startTag(null, TAG_INTENT_FILTER_VERIFICATION); 14894 14895 synchronized (mPackages) { 14896 mSettings.writeAllDomainVerificationsLPr(serializer, userId); 14897 } 14898 14899 serializer.endTag(null, TAG_INTENT_FILTER_VERIFICATION); 14900 serializer.endDocument(); 14901 serializer.flush(); 14902 } catch (Exception e) { 14903 if (DEBUG_BACKUP) { 14904 Slog.e(TAG, "Unable to write default apps for backup", e); 14905 } 14906 return null; 14907 } 14908 14909 return dataStream.toByteArray(); 14910 } 14911 14912 @Override 14913 public void restoreIntentFilterVerification(byte[] backup, int userId) { 14914 if (Binder.getCallingUid() != Process.SYSTEM_UID) { 14915 throw new SecurityException("Only the system may call restorePreferredActivities()"); 14916 } 14917 14918 try { 14919 final XmlPullParser parser = Xml.newPullParser(); 14920 parser.setInput(new ByteArrayInputStream(backup), StandardCharsets.UTF_8.name()); 14921 restoreFromXml(parser, userId, TAG_INTENT_FILTER_VERIFICATION, 14922 new BlobXmlRestorer() { 14923 @Override 14924 public void apply(XmlPullParser parser, int userId) 14925 throws XmlPullParserException, IOException { 14926 synchronized (mPackages) { 14927 mSettings.readAllDomainVerificationsLPr(parser, userId); 14928 mSettings.writeLPr(); 14929 } 14930 } 14931 } ); 14932 } catch (Exception e) { 14933 if (DEBUG_BACKUP) { 14934 Slog.e(TAG, "Exception restoring preferred activities: " + e.getMessage()); 14935 } 14936 } 14937 } 14938 14939 @Override 14940 public void addCrossProfileIntentFilter(IntentFilter intentFilter, String ownerPackage, 14941 int sourceUserId, int targetUserId, int flags) { 14942 mContext.enforceCallingOrSelfPermission( 14943 android.Manifest.permission.INTERACT_ACROSS_USERS_FULL, null); 14944 int callingUid = Binder.getCallingUid(); 14945 enforceOwnerRights(ownerPackage, callingUid); 14946 enforceShellRestriction(UserManager.DISALLOW_DEBUGGING_FEATURES, callingUid, sourceUserId); 14947 if (intentFilter.countActions() == 0) { 14948 Slog.w(TAG, "Cannot set a crossProfile intent filter with no filter actions"); 14949 return; 14950 } 14951 synchronized (mPackages) { 14952 CrossProfileIntentFilter newFilter = new CrossProfileIntentFilter(intentFilter, 14953 ownerPackage, targetUserId, flags); 14954 CrossProfileIntentResolver resolver = 14955 mSettings.editCrossProfileIntentResolverLPw(sourceUserId); 14956 ArrayList<CrossProfileIntentFilter> existing = resolver.findFilters(intentFilter); 14957 // We have all those whose filter is equal. Now checking if the rest is equal as well. 14958 if (existing != null) { 14959 int size = existing.size(); 14960 for (int i = 0; i < size; i++) { 14961 if (newFilter.equalsIgnoreFilter(existing.get(i))) { 14962 return; 14963 } 14964 } 14965 } 14966 resolver.addFilter(newFilter); 14967 scheduleWritePackageRestrictionsLocked(sourceUserId); 14968 } 14969 } 14970 14971 @Override 14972 public void clearCrossProfileIntentFilters(int sourceUserId, String ownerPackage) { 14973 mContext.enforceCallingOrSelfPermission( 14974 android.Manifest.permission.INTERACT_ACROSS_USERS_FULL, null); 14975 int callingUid = Binder.getCallingUid(); 14976 enforceOwnerRights(ownerPackage, callingUid); 14977 enforceShellRestriction(UserManager.DISALLOW_DEBUGGING_FEATURES, callingUid, sourceUserId); 14978 synchronized (mPackages) { 14979 CrossProfileIntentResolver resolver = 14980 mSettings.editCrossProfileIntentResolverLPw(sourceUserId); 14981 ArraySet<CrossProfileIntentFilter> set = 14982 new ArraySet<CrossProfileIntentFilter>(resolver.filterSet()); 14983 for (CrossProfileIntentFilter filter : set) { 14984 if (filter.getOwnerPackage().equals(ownerPackage)) { 14985 resolver.removeFilter(filter); 14986 } 14987 } 14988 scheduleWritePackageRestrictionsLocked(sourceUserId); 14989 } 14990 } 14991 14992 // Enforcing that callingUid is owning pkg on userId 14993 private void enforceOwnerRights(String pkg, int callingUid) { 14994 // The system owns everything. 14995 if (UserHandle.getAppId(callingUid) == Process.SYSTEM_UID) { 14996 return; 14997 } 14998 int callingUserId = UserHandle.getUserId(callingUid); 14999 PackageInfo pi = getPackageInfo(pkg, 0, callingUserId); 15000 if (pi == null) { 15001 throw new IllegalArgumentException("Unknown package " + pkg + " on user " 15002 + callingUserId); 15003 } 15004 if (!UserHandle.isSameApp(pi.applicationInfo.uid, callingUid)) { 15005 throw new SecurityException("Calling uid " + callingUid 15006 + " does not own package " + pkg); 15007 } 15008 } 15009 15010 @Override 15011 public ComponentName getHomeActivities(List<ResolveInfo> allHomeCandidates) { 15012 Intent intent = new Intent(Intent.ACTION_MAIN); 15013 intent.addCategory(Intent.CATEGORY_HOME); 15014 15015 final int callingUserId = UserHandle.getCallingUserId(); 15016 List<ResolveInfo> list = queryIntentActivities(intent, null, 15017 PackageManager.GET_META_DATA, callingUserId); 15018 ResolveInfo preferred = findPreferredActivity(intent, null, 0, list, 0, 15019 true, false, false, callingUserId); 15020 15021 allHomeCandidates.clear(); 15022 if (list != null) { 15023 for (ResolveInfo ri : list) { 15024 allHomeCandidates.add(ri); 15025 } 15026 } 15027 return (preferred == null || preferred.activityInfo == null) 15028 ? null 15029 : new ComponentName(preferred.activityInfo.packageName, 15030 preferred.activityInfo.name); 15031 } 15032 15033 @Override 15034 public void setApplicationEnabledSetting(String appPackageName, 15035 int newState, int flags, int userId, String callingPackage) { 15036 if (!sUserManager.exists(userId)) return; 15037 if (callingPackage == null) { 15038 callingPackage = Integer.toString(Binder.getCallingUid()); 15039 } 15040 setEnabledSetting(appPackageName, null, newState, flags, userId, callingPackage); 15041 } 15042 15043 @Override 15044 public void setComponentEnabledSetting(ComponentName componentName, 15045 int newState, int flags, int userId) { 15046 if (!sUserManager.exists(userId)) return; 15047 setEnabledSetting(componentName.getPackageName(), 15048 componentName.getClassName(), newState, flags, userId, null); 15049 } 15050 15051 private void setEnabledSetting(final String packageName, String className, int newState, 15052 final int flags, int userId, String callingPackage) { 15053 if (!(newState == COMPONENT_ENABLED_STATE_DEFAULT 15054 || newState == COMPONENT_ENABLED_STATE_ENABLED 15055 || newState == COMPONENT_ENABLED_STATE_DISABLED 15056 || newState == COMPONENT_ENABLED_STATE_DISABLED_USER 15057 || newState == COMPONENT_ENABLED_STATE_DISABLED_UNTIL_USED)) { 15058 throw new IllegalArgumentException("Invalid new component state: " 15059 + newState); 15060 } 15061 PackageSetting pkgSetting; 15062 final int uid = Binder.getCallingUid(); 15063 final int permission = mContext.checkCallingOrSelfPermission( 15064 android.Manifest.permission.CHANGE_COMPONENT_ENABLED_STATE); 15065 enforceCrossUserPermission(uid, userId, false, true, "set enabled"); 15066 final boolean allowedByPermission = (permission == PackageManager.PERMISSION_GRANTED); 15067 boolean sendNow = false; 15068 boolean isApp = (className == null); 15069 String componentName = isApp ? packageName : className; 15070 int packageUid = -1; 15071 ArrayList<String> components; 15072 15073 // writer 15074 synchronized (mPackages) { 15075 pkgSetting = mSettings.mPackages.get(packageName); 15076 if (pkgSetting == null) { 15077 if (className == null) { 15078 throw new IllegalArgumentException( 15079 "Unknown package: " + packageName); 15080 } 15081 throw new IllegalArgumentException( 15082 "Unknown component: " + packageName 15083 + "/" + className); 15084 } 15085 // Allow root and verify that userId is not being specified by a different user 15086 if (!allowedByPermission && !UserHandle.isSameApp(uid, pkgSetting.appId)) { 15087 throw new SecurityException( 15088 "Permission Denial: attempt to change component state from pid=" 15089 + Binder.getCallingPid() 15090 + ", uid=" + uid + ", package uid=" + pkgSetting.appId); 15091 } 15092 if (className == null) { 15093 // We're dealing with an application/package level state change 15094 if (pkgSetting.getEnabled(userId) == newState) { 15095 // Nothing to do 15096 return; 15097 } 15098 if (newState == PackageManager.COMPONENT_ENABLED_STATE_DEFAULT 15099 || newState == PackageManager.COMPONENT_ENABLED_STATE_ENABLED) { 15100 // Don't care about who enables an app. 15101 callingPackage = null; 15102 } 15103 pkgSetting.setEnabled(newState, userId, callingPackage); 15104 // pkgSetting.pkg.mSetEnabled = newState; 15105 } else { 15106 // We're dealing with a component level state change 15107 // First, verify that this is a valid class name. 15108 PackageParser.Package pkg = pkgSetting.pkg; 15109 if (pkg == null || !pkg.hasComponentClassName(className)) { 15110 if (pkg.applicationInfo.targetSdkVersion >= Build.VERSION_CODES.JELLY_BEAN) { 15111 throw new IllegalArgumentException("Component class " + className 15112 + " does not exist in " + packageName); 15113 } else { 15114 Slog.w(TAG, "Failed setComponentEnabledSetting: component class " 15115 + className + " does not exist in " + packageName); 15116 } 15117 } 15118 switch (newState) { 15119 case COMPONENT_ENABLED_STATE_ENABLED: 15120 if (!pkgSetting.enableComponentLPw(className, userId)) { 15121 return; 15122 } 15123 break; 15124 case COMPONENT_ENABLED_STATE_DISABLED: 15125 if (!pkgSetting.disableComponentLPw(className, userId)) { 15126 return; 15127 } 15128 break; 15129 case COMPONENT_ENABLED_STATE_DEFAULT: 15130 if (!pkgSetting.restoreComponentLPw(className, userId)) { 15131 return; 15132 } 15133 break; 15134 default: 15135 Slog.e(TAG, "Invalid new component state: " + newState); 15136 return; 15137 } 15138 } 15139 scheduleWritePackageRestrictionsLocked(userId); 15140 components = mPendingBroadcasts.get(userId, packageName); 15141 final boolean newPackage = components == null; 15142 if (newPackage) { 15143 components = new ArrayList<String>(); 15144 } 15145 if (!components.contains(componentName)) { 15146 components.add(componentName); 15147 } 15148 if ((flags&PackageManager.DONT_KILL_APP) == 0) { 15149 sendNow = true; 15150 // Purge entry from pending broadcast list if another one exists already 15151 // since we are sending one right away. 15152 mPendingBroadcasts.remove(userId, packageName); 15153 } else { 15154 if (newPackage) { 15155 mPendingBroadcasts.put(userId, packageName, components); 15156 } 15157 if (!mHandler.hasMessages(SEND_PENDING_BROADCAST)) { 15158 // Schedule a message 15159 mHandler.sendEmptyMessageDelayed(SEND_PENDING_BROADCAST, BROADCAST_DELAY); 15160 } 15161 } 15162 } 15163 15164 long callingId = Binder.clearCallingIdentity(); 15165 try { 15166 if (sendNow) { 15167 packageUid = UserHandle.getUid(userId, pkgSetting.appId); 15168 sendPackageChangedBroadcast(packageName, 15169 (flags&PackageManager.DONT_KILL_APP) != 0, components, packageUid); 15170 } 15171 } finally { 15172 Binder.restoreCallingIdentity(callingId); 15173 } 15174 } 15175 15176 private void sendPackageChangedBroadcast(String packageName, 15177 boolean killFlag, ArrayList<String> componentNames, int packageUid) { 15178 if (DEBUG_INSTALL) 15179 Log.v(TAG, "Sending package changed: package=" + packageName + " components=" 15180 + componentNames); 15181 Bundle extras = new Bundle(4); 15182 extras.putString(Intent.EXTRA_CHANGED_COMPONENT_NAME, componentNames.get(0)); 15183 String nameList[] = new String[componentNames.size()]; 15184 componentNames.toArray(nameList); 15185 extras.putStringArray(Intent.EXTRA_CHANGED_COMPONENT_NAME_LIST, nameList); 15186 extras.putBoolean(Intent.EXTRA_DONT_KILL_APP, killFlag); 15187 extras.putInt(Intent.EXTRA_UID, packageUid); 15188 // If this is not reporting a change of the overall package, then only send it 15189 // to registered receivers. We don't want to launch a swath of apps for every 15190 // little component state change. 15191 final int flags = !componentNames.contains(packageName) 15192 ? Intent.FLAG_RECEIVER_REGISTERED_ONLY : 0; 15193 sendPackageBroadcast(Intent.ACTION_PACKAGE_CHANGED, packageName, extras, flags, null, null, 15194 new int[] {UserHandle.getUserId(packageUid)}); 15195 } 15196 15197 @Override 15198 public void setPackageStoppedState(String packageName, boolean stopped, int userId) { 15199 if (!sUserManager.exists(userId)) return; 15200 final int uid = Binder.getCallingUid(); 15201 final int permission = mContext.checkCallingOrSelfPermission( 15202 android.Manifest.permission.CHANGE_COMPONENT_ENABLED_STATE); 15203 final boolean allowedByPermission = (permission == PackageManager.PERMISSION_GRANTED); 15204 enforceCrossUserPermission(uid, userId, true, true, "stop package"); 15205 // writer 15206 synchronized (mPackages) { 15207 if (mSettings.setPackageStoppedStateLPw(this, packageName, stopped, 15208 allowedByPermission, uid, userId)) { 15209 scheduleWritePackageRestrictionsLocked(userId); 15210 } 15211 } 15212 } 15213 15214 @Override 15215 public String getInstallerPackageName(String packageName) { 15216 // reader 15217 synchronized (mPackages) { 15218 return mSettings.getInstallerPackageNameLPr(packageName); 15219 } 15220 } 15221 15222 @Override 15223 public int getApplicationEnabledSetting(String packageName, int userId) { 15224 if (!sUserManager.exists(userId)) return COMPONENT_ENABLED_STATE_DISABLED; 15225 int uid = Binder.getCallingUid(); 15226 enforceCrossUserPermission(uid, userId, false, false, "get enabled"); 15227 // reader 15228 synchronized (mPackages) { 15229 return mSettings.getApplicationEnabledSettingLPr(packageName, userId); 15230 } 15231 } 15232 15233 @Override 15234 public int getComponentEnabledSetting(ComponentName componentName, int userId) { 15235 if (!sUserManager.exists(userId)) return COMPONENT_ENABLED_STATE_DISABLED; 15236 int uid = Binder.getCallingUid(); 15237 enforceCrossUserPermission(uid, userId, false, false, "get component enabled"); 15238 // reader 15239 synchronized (mPackages) { 15240 return mSettings.getComponentEnabledSettingLPr(componentName, userId); 15241 } 15242 } 15243 15244 @Override 15245 public void enterSafeMode() { 15246 enforceSystemOrRoot("Only the system can request entering safe mode"); 15247 15248 if (!mSystemReady) { 15249 mSafeMode = true; 15250 } 15251 } 15252 15253 @Override 15254 public void systemReady() { 15255 mSystemReady = true; 15256 15257 // Read the compatibilty setting when the system is ready. 15258 boolean compatibilityModeEnabled = android.provider.Settings.Global.getInt( 15259 mContext.getContentResolver(), 15260 android.provider.Settings.Global.COMPATIBILITY_MODE, 1) == 1; 15261 PackageParser.setCompatibilityModeEnabled(compatibilityModeEnabled); 15262 if (DEBUG_SETTINGS) { 15263 Log.d(TAG, "compatibility mode:" + compatibilityModeEnabled); 15264 } 15265 15266 int[] grantPermissionsUserIds = EMPTY_INT_ARRAY; 15267 15268 synchronized (mPackages) { 15269 // Verify that all of the preferred activity components actually 15270 // exist. It is possible for applications to be updated and at 15271 // that point remove a previously declared activity component that 15272 // had been set as a preferred activity. We try to clean this up 15273 // the next time we encounter that preferred activity, but it is 15274 // possible for the user flow to never be able to return to that 15275 // situation so here we do a sanity check to make sure we haven't 15276 // left any junk around. 15277 ArrayList<PreferredActivity> removed = new ArrayList<PreferredActivity>(); 15278 for (int i=0; i<mSettings.mPreferredActivities.size(); i++) { 15279 PreferredIntentResolver pir = mSettings.mPreferredActivities.valueAt(i); 15280 removed.clear(); 15281 for (PreferredActivity pa : pir.filterSet()) { 15282 if (mActivities.mActivities.get(pa.mPref.mComponent) == null) { 15283 removed.add(pa); 15284 } 15285 } 15286 if (removed.size() > 0) { 15287 for (int r=0; r<removed.size(); r++) { 15288 PreferredActivity pa = removed.get(r); 15289 Slog.w(TAG, "Removing dangling preferred activity: " 15290 + pa.mPref.mComponent); 15291 pir.removeFilter(pa); 15292 } 15293 mSettings.writePackageRestrictionsLPr( 15294 mSettings.mPreferredActivities.keyAt(i)); 15295 } 15296 } 15297 15298 for (int userId : UserManagerService.getInstance().getUserIds()) { 15299 if (!mSettings.areDefaultRuntimePermissionsGrantedLPr(userId)) { 15300 grantPermissionsUserIds = ArrayUtils.appendInt( 15301 grantPermissionsUserIds, userId); 15302 } 15303 } 15304 } 15305 sUserManager.systemReady(); 15306 15307 // If we upgraded grant all default permissions before kicking off. 15308 for (int userId : grantPermissionsUserIds) { 15309 mDefaultPermissionPolicy.grantDefaultPermissions(userId); 15310 } 15311 15312 // Kick off any messages waiting for system ready 15313 if (mPostSystemReadyMessages != null) { 15314 for (Message msg : mPostSystemReadyMessages) { 15315 msg.sendToTarget(); 15316 } 15317 mPostSystemReadyMessages = null; 15318 } 15319 15320 // Watch for external volumes that come and go over time 15321 final StorageManager storage = mContext.getSystemService(StorageManager.class); 15322 storage.registerListener(mStorageListener); 15323 15324 mInstallerService.systemReady(); 15325 mPackageDexOptimizer.systemReady(); 15326 15327 MountServiceInternal mountServiceInternal = LocalServices.getService( 15328 MountServiceInternal.class); 15329 mountServiceInternal.addExternalStoragePolicy( 15330 new MountServiceInternal.ExternalStorageMountPolicy() { 15331 @Override 15332 public int getMountMode(int uid, String packageName) { 15333 if (Process.isIsolated(uid)) { 15334 return Zygote.MOUNT_EXTERNAL_NONE; 15335 } 15336 if (checkUidPermission(WRITE_MEDIA_STORAGE, uid) == PERMISSION_GRANTED) { 15337 return Zygote.MOUNT_EXTERNAL_DEFAULT; 15338 } 15339 if (checkUidPermission(READ_EXTERNAL_STORAGE, uid) == PERMISSION_DENIED) { 15340 return Zygote.MOUNT_EXTERNAL_DEFAULT; 15341 } 15342 if (checkUidPermission(WRITE_EXTERNAL_STORAGE, uid) == PERMISSION_DENIED) { 15343 return Zygote.MOUNT_EXTERNAL_READ; 15344 } 15345 return Zygote.MOUNT_EXTERNAL_WRITE; 15346 } 15347 15348 @Override 15349 public boolean hasExternalStorage(int uid, String packageName) { 15350 return true; 15351 } 15352 }); 15353 } 15354 15355 @Override 15356 public boolean isSafeMode() { 15357 return mSafeMode; 15358 } 15359 15360 @Override 15361 public boolean hasSystemUidErrors() { 15362 return mHasSystemUidErrors; 15363 } 15364 15365 static String arrayToString(int[] array) { 15366 StringBuffer buf = new StringBuffer(128); 15367 buf.append('['); 15368 if (array != null) { 15369 for (int i=0; i<array.length; i++) { 15370 if (i > 0) buf.append(", "); 15371 buf.append(array[i]); 15372 } 15373 } 15374 buf.append(']'); 15375 return buf.toString(); 15376 } 15377 15378 static class DumpState { 15379 public static final int DUMP_LIBS = 1 << 0; 15380 public static final int DUMP_FEATURES = 1 << 1; 15381 public static final int DUMP_ACTIVITY_RESOLVERS = 1 << 2; 15382 public static final int DUMP_SERVICE_RESOLVERS = 1 << 3; 15383 public static final int DUMP_RECEIVER_RESOLVERS = 1 << 4; 15384 public static final int DUMP_CONTENT_RESOLVERS = 1 << 5; 15385 public static final int DUMP_PERMISSIONS = 1 << 6; 15386 public static final int DUMP_PACKAGES = 1 << 7; 15387 public static final int DUMP_SHARED_USERS = 1 << 8; 15388 public static final int DUMP_MESSAGES = 1 << 9; 15389 public static final int DUMP_PROVIDERS = 1 << 10; 15390 public static final int DUMP_VERIFIERS = 1 << 11; 15391 public static final int DUMP_PREFERRED = 1 << 12; 15392 public static final int DUMP_PREFERRED_XML = 1 << 13; 15393 public static final int DUMP_KEYSETS = 1 << 14; 15394 public static final int DUMP_VERSION = 1 << 15; 15395 public static final int DUMP_INSTALLS = 1 << 16; 15396 public static final int DUMP_INTENT_FILTER_VERIFIERS = 1 << 17; 15397 public static final int DUMP_DOMAIN_PREFERRED = 1 << 18; 15398 15399 public static final int OPTION_SHOW_FILTERS = 1 << 0; 15400 15401 private int mTypes; 15402 15403 private int mOptions; 15404 15405 private boolean mTitlePrinted; 15406 15407 private SharedUserSetting mSharedUser; 15408 15409 public boolean isDumping(int type) { 15410 if (mTypes == 0 && type != DUMP_PREFERRED_XML) { 15411 return true; 15412 } 15413 15414 return (mTypes & type) != 0; 15415 } 15416 15417 public void setDump(int type) { 15418 mTypes |= type; 15419 } 15420 15421 public boolean isOptionEnabled(int option) { 15422 return (mOptions & option) != 0; 15423 } 15424 15425 public void setOptionEnabled(int option) { 15426 mOptions |= option; 15427 } 15428 15429 public boolean onTitlePrinted() { 15430 final boolean printed = mTitlePrinted; 15431 mTitlePrinted = true; 15432 return printed; 15433 } 15434 15435 public boolean getTitlePrinted() { 15436 return mTitlePrinted; 15437 } 15438 15439 public void setTitlePrinted(boolean enabled) { 15440 mTitlePrinted = enabled; 15441 } 15442 15443 public SharedUserSetting getSharedUser() { 15444 return mSharedUser; 15445 } 15446 15447 public void setSharedUser(SharedUserSetting user) { 15448 mSharedUser = user; 15449 } 15450 } 15451 15452 @Override 15453 public void onShellCommand(FileDescriptor in, FileDescriptor out, 15454 FileDescriptor err, String[] args, ResultReceiver resultReceiver) { 15455 (new PackageManagerShellCommand(this)).exec( 15456 this, in, out, err, args, resultReceiver); 15457 } 15458 15459 @Override 15460 protected void dump(FileDescriptor fd, PrintWriter pw, String[] args) { 15461 if (mContext.checkCallingOrSelfPermission(android.Manifest.permission.DUMP) 15462 != PackageManager.PERMISSION_GRANTED) { 15463 pw.println("Permission Denial: can't dump ActivityManager from from pid=" 15464 + Binder.getCallingPid() 15465 + ", uid=" + Binder.getCallingUid() 15466 + " without permission " 15467 + android.Manifest.permission.DUMP); 15468 return; 15469 } 15470 15471 DumpState dumpState = new DumpState(); 15472 boolean fullPreferred = false; 15473 boolean checkin = false; 15474 15475 String packageName = null; 15476 ArraySet<String> permissionNames = null; 15477 15478 int opti = 0; 15479 while (opti < args.length) { 15480 String opt = args[opti]; 15481 if (opt == null || opt.length() <= 0 || opt.charAt(0) != '-') { 15482 break; 15483 } 15484 opti++; 15485 15486 if ("-a".equals(opt)) { 15487 // Right now we only know how to print all. 15488 } else if ("-h".equals(opt)) { 15489 pw.println("Package manager dump options:"); 15490 pw.println(" [-h] [-f] [--checkin] [cmd] ..."); 15491 pw.println(" --checkin: dump for a checkin"); 15492 pw.println(" -f: print details of intent filters"); 15493 pw.println(" -h: print this help"); 15494 pw.println(" cmd may be one of:"); 15495 pw.println(" l[ibraries]: list known shared libraries"); 15496 pw.println(" f[eatures]: list device features"); 15497 pw.println(" k[eysets]: print known keysets"); 15498 pw.println(" r[esolvers] [activity|service|receiver|content]: dump intent resolvers"); 15499 pw.println(" perm[issions]: dump permissions"); 15500 pw.println(" permission [name ...]: dump declaration and use of given permission"); 15501 pw.println(" pref[erred]: print preferred package settings"); 15502 pw.println(" preferred-xml [--full]: print preferred package settings as xml"); 15503 pw.println(" prov[iders]: dump content providers"); 15504 pw.println(" p[ackages]: dump installed packages"); 15505 pw.println(" s[hared-users]: dump shared user IDs"); 15506 pw.println(" m[essages]: print collected runtime messages"); 15507 pw.println(" v[erifiers]: print package verifier info"); 15508 pw.println(" d[omain-preferred-apps]: print domains preferred apps"); 15509 pw.println(" i[ntent-filter-verifiers]|ifv: print intent filter verifier info"); 15510 pw.println(" version: print database version info"); 15511 pw.println(" write: write current settings now"); 15512 pw.println(" installs: details about install sessions"); 15513 pw.println(" check-permission <permission> <package> [<user>]: does pkg hold perm?"); 15514 pw.println(" <package.name>: info about given package"); 15515 return; 15516 } else if ("--checkin".equals(opt)) { 15517 checkin = true; 15518 } else if ("-f".equals(opt)) { 15519 dumpState.setOptionEnabled(DumpState.OPTION_SHOW_FILTERS); 15520 } else { 15521 pw.println("Unknown argument: " + opt + "; use -h for help"); 15522 } 15523 } 15524 15525 // Is the caller requesting to dump a particular piece of data? 15526 if (opti < args.length) { 15527 String cmd = args[opti]; 15528 opti++; 15529 // Is this a package name? 15530 if ("android".equals(cmd) || cmd.contains(".")) { 15531 packageName = cmd; 15532 // When dumping a single package, we always dump all of its 15533 // filter information since the amount of data will be reasonable. 15534 dumpState.setOptionEnabled(DumpState.OPTION_SHOW_FILTERS); 15535 } else if ("check-permission".equals(cmd)) { 15536 if (opti >= args.length) { 15537 pw.println("Error: check-permission missing permission argument"); 15538 return; 15539 } 15540 String perm = args[opti]; 15541 opti++; 15542 if (opti >= args.length) { 15543 pw.println("Error: check-permission missing package argument"); 15544 return; 15545 } 15546 String pkg = args[opti]; 15547 opti++; 15548 int user = UserHandle.getUserId(Binder.getCallingUid()); 15549 if (opti < args.length) { 15550 try { 15551 user = Integer.parseInt(args[opti]); 15552 } catch (NumberFormatException e) { 15553 pw.println("Error: check-permission user argument is not a number: " 15554 + args[opti]); 15555 return; 15556 } 15557 } 15558 pw.println(checkPermission(perm, pkg, user)); 15559 return; 15560 } else if ("l".equals(cmd) || "libraries".equals(cmd)) { 15561 dumpState.setDump(DumpState.DUMP_LIBS); 15562 } else if ("f".equals(cmd) || "features".equals(cmd)) { 15563 dumpState.setDump(DumpState.DUMP_FEATURES); 15564 } else if ("r".equals(cmd) || "resolvers".equals(cmd)) { 15565 if (opti >= args.length) { 15566 dumpState.setDump(DumpState.DUMP_ACTIVITY_RESOLVERS 15567 | DumpState.DUMP_SERVICE_RESOLVERS 15568 | DumpState.DUMP_RECEIVER_RESOLVERS 15569 | DumpState.DUMP_CONTENT_RESOLVERS); 15570 } else { 15571 while (opti < args.length) { 15572 String name = args[opti]; 15573 if ("a".equals(name) || "activity".equals(name)) { 15574 dumpState.setDump(DumpState.DUMP_ACTIVITY_RESOLVERS); 15575 } else if ("s".equals(name) || "service".equals(name)) { 15576 dumpState.setDump(DumpState.DUMP_SERVICE_RESOLVERS); 15577 } else if ("r".equals(name) || "receiver".equals(name)) { 15578 dumpState.setDump(DumpState.DUMP_RECEIVER_RESOLVERS); 15579 } else if ("c".equals(name) || "content".equals(name)) { 15580 dumpState.setDump(DumpState.DUMP_CONTENT_RESOLVERS); 15581 } else { 15582 pw.println("Error: unknown resolver table type: " + name); 15583 return; 15584 } 15585 opti++; 15586 } 15587 } 15588 } else if ("perm".equals(cmd) || "permissions".equals(cmd)) { 15589 dumpState.setDump(DumpState.DUMP_PERMISSIONS); 15590 } else if ("permission".equals(cmd)) { 15591 if (opti >= args.length) { 15592 pw.println("Error: permission requires permission name"); 15593 return; 15594 } 15595 permissionNames = new ArraySet<>(); 15596 while (opti < args.length) { 15597 permissionNames.add(args[opti]); 15598 opti++; 15599 } 15600 dumpState.setDump(DumpState.DUMP_PERMISSIONS 15601 | DumpState.DUMP_PACKAGES | DumpState.DUMP_SHARED_USERS); 15602 } else if ("pref".equals(cmd) || "preferred".equals(cmd)) { 15603 dumpState.setDump(DumpState.DUMP_PREFERRED); 15604 } else if ("preferred-xml".equals(cmd)) { 15605 dumpState.setDump(DumpState.DUMP_PREFERRED_XML); 15606 if (opti < args.length && "--full".equals(args[opti])) { 15607 fullPreferred = true; 15608 opti++; 15609 } 15610 } else if ("d".equals(cmd) || "domain-preferred-apps".equals(cmd)) { 15611 dumpState.setDump(DumpState.DUMP_DOMAIN_PREFERRED); 15612 } else if ("p".equals(cmd) || "packages".equals(cmd)) { 15613 dumpState.setDump(DumpState.DUMP_PACKAGES); 15614 } else if ("s".equals(cmd) || "shared-users".equals(cmd)) { 15615 dumpState.setDump(DumpState.DUMP_SHARED_USERS); 15616 } else if ("prov".equals(cmd) || "providers".equals(cmd)) { 15617 dumpState.setDump(DumpState.DUMP_PROVIDERS); 15618 } else if ("m".equals(cmd) || "messages".equals(cmd)) { 15619 dumpState.setDump(DumpState.DUMP_MESSAGES); 15620 } else if ("v".equals(cmd) || "verifiers".equals(cmd)) { 15621 dumpState.setDump(DumpState.DUMP_VERIFIERS); 15622 } else if ("i".equals(cmd) || "ifv".equals(cmd) 15623 || "intent-filter-verifiers".equals(cmd)) { 15624 dumpState.setDump(DumpState.DUMP_INTENT_FILTER_VERIFIERS); 15625 } else if ("version".equals(cmd)) { 15626 dumpState.setDump(DumpState.DUMP_VERSION); 15627 } else if ("k".equals(cmd) || "keysets".equals(cmd)) { 15628 dumpState.setDump(DumpState.DUMP_KEYSETS); 15629 } else if ("installs".equals(cmd)) { 15630 dumpState.setDump(DumpState.DUMP_INSTALLS); 15631 } else if ("write".equals(cmd)) { 15632 synchronized (mPackages) { 15633 mSettings.writeLPr(); 15634 pw.println("Settings written."); 15635 return; 15636 } 15637 } 15638 } 15639 15640 if (checkin) { 15641 pw.println("vers,1"); 15642 } 15643 15644 // reader 15645 synchronized (mPackages) { 15646 if (dumpState.isDumping(DumpState.DUMP_VERSION) && packageName == null) { 15647 if (!checkin) { 15648 if (dumpState.onTitlePrinted()) 15649 pw.println(); 15650 pw.println("Database versions:"); 15651 mSettings.dumpVersionLPr(new IndentingPrintWriter(pw, " ")); 15652 } 15653 } 15654 15655 if (dumpState.isDumping(DumpState.DUMP_VERIFIERS) && packageName == null) { 15656 if (!checkin) { 15657 if (dumpState.onTitlePrinted()) 15658 pw.println(); 15659 pw.println("Verifiers:"); 15660 pw.print(" Required: "); 15661 pw.print(mRequiredVerifierPackage); 15662 pw.print(" (uid="); 15663 pw.print(getPackageUid(mRequiredVerifierPackage, 0)); 15664 pw.println(")"); 15665 } else if (mRequiredVerifierPackage != null) { 15666 pw.print("vrfy,"); pw.print(mRequiredVerifierPackage); 15667 pw.print(","); pw.println(getPackageUid(mRequiredVerifierPackage, 0)); 15668 } 15669 } 15670 15671 if (dumpState.isDumping(DumpState.DUMP_INTENT_FILTER_VERIFIERS) && 15672 packageName == null) { 15673 if (mIntentFilterVerifierComponent != null) { 15674 String verifierPackageName = mIntentFilterVerifierComponent.getPackageName(); 15675 if (!checkin) { 15676 if (dumpState.onTitlePrinted()) 15677 pw.println(); 15678 pw.println("Intent Filter Verifier:"); 15679 pw.print(" Using: "); 15680 pw.print(verifierPackageName); 15681 pw.print(" (uid="); 15682 pw.print(getPackageUid(verifierPackageName, 0)); 15683 pw.println(")"); 15684 } else if (verifierPackageName != null) { 15685 pw.print("ifv,"); pw.print(verifierPackageName); 15686 pw.print(","); pw.println(getPackageUid(verifierPackageName, 0)); 15687 } 15688 } else { 15689 pw.println(); 15690 pw.println("No Intent Filter Verifier available!"); 15691 } 15692 } 15693 15694 if (dumpState.isDumping(DumpState.DUMP_LIBS) && packageName == null) { 15695 boolean printedHeader = false; 15696 final Iterator<String> it = mSharedLibraries.keySet().iterator(); 15697 while (it.hasNext()) { 15698 String name = it.next(); 15699 SharedLibraryEntry ent = mSharedLibraries.get(name); 15700 if (!checkin) { 15701 if (!printedHeader) { 15702 if (dumpState.onTitlePrinted()) 15703 pw.println(); 15704 pw.println("Libraries:"); 15705 printedHeader = true; 15706 } 15707 pw.print(" "); 15708 } else { 15709 pw.print("lib,"); 15710 } 15711 pw.print(name); 15712 if (!checkin) { 15713 pw.print(" -> "); 15714 } 15715 if (ent.path != null) { 15716 if (!checkin) { 15717 pw.print("(jar) "); 15718 pw.print(ent.path); 15719 } else { 15720 pw.print(",jar,"); 15721 pw.print(ent.path); 15722 } 15723 } else { 15724 if (!checkin) { 15725 pw.print("(apk) "); 15726 pw.print(ent.apk); 15727 } else { 15728 pw.print(",apk,"); 15729 pw.print(ent.apk); 15730 } 15731 } 15732 pw.println(); 15733 } 15734 } 15735 15736 if (dumpState.isDumping(DumpState.DUMP_FEATURES) && packageName == null) { 15737 if (dumpState.onTitlePrinted()) 15738 pw.println(); 15739 if (!checkin) { 15740 pw.println("Features:"); 15741 } 15742 Iterator<String> it = mAvailableFeatures.keySet().iterator(); 15743 while (it.hasNext()) { 15744 String name = it.next(); 15745 if (!checkin) { 15746 pw.print(" "); 15747 } else { 15748 pw.print("feat,"); 15749 } 15750 pw.println(name); 15751 } 15752 } 15753 15754 if (!checkin && dumpState.isDumping(DumpState.DUMP_ACTIVITY_RESOLVERS)) { 15755 if (mActivities.dump(pw, dumpState.getTitlePrinted() ? "\nActivity Resolver Table:" 15756 : "Activity Resolver Table:", " ", packageName, 15757 dumpState.isOptionEnabled(DumpState.OPTION_SHOW_FILTERS), true)) { 15758 dumpState.setTitlePrinted(true); 15759 } 15760 } 15761 if (!checkin && dumpState.isDumping(DumpState.DUMP_RECEIVER_RESOLVERS)) { 15762 if (mReceivers.dump(pw, dumpState.getTitlePrinted() ? "\nReceiver Resolver Table:" 15763 : "Receiver Resolver Table:", " ", packageName, 15764 dumpState.isOptionEnabled(DumpState.OPTION_SHOW_FILTERS), true)) { 15765 dumpState.setTitlePrinted(true); 15766 } 15767 } 15768 if (!checkin && dumpState.isDumping(DumpState.DUMP_SERVICE_RESOLVERS)) { 15769 if (mServices.dump(pw, dumpState.getTitlePrinted() ? "\nService Resolver Table:" 15770 : "Service Resolver Table:", " ", packageName, 15771 dumpState.isOptionEnabled(DumpState.OPTION_SHOW_FILTERS), true)) { 15772 dumpState.setTitlePrinted(true); 15773 } 15774 } 15775 if (!checkin && dumpState.isDumping(DumpState.DUMP_CONTENT_RESOLVERS)) { 15776 if (mProviders.dump(pw, dumpState.getTitlePrinted() ? "\nProvider Resolver Table:" 15777 : "Provider Resolver Table:", " ", packageName, 15778 dumpState.isOptionEnabled(DumpState.OPTION_SHOW_FILTERS), true)) { 15779 dumpState.setTitlePrinted(true); 15780 } 15781 } 15782 15783 if (!checkin && dumpState.isDumping(DumpState.DUMP_PREFERRED)) { 15784 for (int i=0; i<mSettings.mPreferredActivities.size(); i++) { 15785 PreferredIntentResolver pir = mSettings.mPreferredActivities.valueAt(i); 15786 int user = mSettings.mPreferredActivities.keyAt(i); 15787 if (pir.dump(pw, 15788 dumpState.getTitlePrinted() 15789 ? "\nPreferred Activities User " + user + ":" 15790 : "Preferred Activities User " + user + ":", " ", 15791 packageName, true, false)) { 15792 dumpState.setTitlePrinted(true); 15793 } 15794 } 15795 } 15796 15797 if (!checkin && dumpState.isDumping(DumpState.DUMP_PREFERRED_XML)) { 15798 pw.flush(); 15799 FileOutputStream fout = new FileOutputStream(fd); 15800 BufferedOutputStream str = new BufferedOutputStream(fout); 15801 XmlSerializer serializer = new FastXmlSerializer(); 15802 try { 15803 serializer.setOutput(str, StandardCharsets.UTF_8.name()); 15804 serializer.startDocument(null, true); 15805 serializer.setFeature( 15806 "http://xmlpull.org/v1/doc/features.html#indent-output", true); 15807 mSettings.writePreferredActivitiesLPr(serializer, 0, fullPreferred); 15808 serializer.endDocument(); 15809 serializer.flush(); 15810 } catch (IllegalArgumentException e) { 15811 pw.println("Failed writing: " + e); 15812 } catch (IllegalStateException e) { 15813 pw.println("Failed writing: " + e); 15814 } catch (IOException e) { 15815 pw.println("Failed writing: " + e); 15816 } 15817 } 15818 15819 if (!checkin 15820 && dumpState.isDumping(DumpState.DUMP_DOMAIN_PREFERRED) 15821 && packageName == null) { 15822 pw.println(); 15823 int count = mSettings.mPackages.size(); 15824 if (count == 0) { 15825 pw.println("No applications!"); 15826 pw.println(); 15827 } else { 15828 final String prefix = " "; 15829 Collection<PackageSetting> allPackageSettings = mSettings.mPackages.values(); 15830 if (allPackageSettings.size() == 0) { 15831 pw.println("No domain preferred apps!"); 15832 pw.println(); 15833 } else { 15834 pw.println("App verification status:"); 15835 pw.println(); 15836 count = 0; 15837 for (PackageSetting ps : allPackageSettings) { 15838 IntentFilterVerificationInfo ivi = ps.getIntentFilterVerificationInfo(); 15839 if (ivi == null || ivi.getPackageName() == null) continue; 15840 pw.println(prefix + "Package: " + ivi.getPackageName()); 15841 pw.println(prefix + "Domains: " + ivi.getDomainsString()); 15842 pw.println(prefix + "Status: " + ivi.getStatusString()); 15843 pw.println(); 15844 count++; 15845 } 15846 if (count == 0) { 15847 pw.println(prefix + "No app verification established."); 15848 pw.println(); 15849 } 15850 for (int userId : sUserManager.getUserIds()) { 15851 pw.println("App linkages for user " + userId + ":"); 15852 pw.println(); 15853 count = 0; 15854 for (PackageSetting ps : allPackageSettings) { 15855 final long status = ps.getDomainVerificationStatusForUser(userId); 15856 if (status >> 32 == INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_UNDEFINED) { 15857 continue; 15858 } 15859 pw.println(prefix + "Package: " + ps.name); 15860 pw.println(prefix + "Domains: " + dumpDomainString(ps.name)); 15861 String statusStr = IntentFilterVerificationInfo. 15862 getStatusStringFromValue(status); 15863 pw.println(prefix + "Status: " + statusStr); 15864 pw.println(); 15865 count++; 15866 } 15867 if (count == 0) { 15868 pw.println(prefix + "No configured app linkages."); 15869 pw.println(); 15870 } 15871 } 15872 } 15873 } 15874 } 15875 15876 if (!checkin && dumpState.isDumping(DumpState.DUMP_PERMISSIONS)) { 15877 mSettings.dumpPermissionsLPr(pw, packageName, permissionNames, dumpState); 15878 if (packageName == null && permissionNames == null) { 15879 for (int iperm=0; iperm<mAppOpPermissionPackages.size(); iperm++) { 15880 if (iperm == 0) { 15881 if (dumpState.onTitlePrinted()) 15882 pw.println(); 15883 pw.println("AppOp Permissions:"); 15884 } 15885 pw.print(" AppOp Permission "); 15886 pw.print(mAppOpPermissionPackages.keyAt(iperm)); 15887 pw.println(":"); 15888 ArraySet<String> pkgs = mAppOpPermissionPackages.valueAt(iperm); 15889 for (int ipkg=0; ipkg<pkgs.size(); ipkg++) { 15890 pw.print(" "); pw.println(pkgs.valueAt(ipkg)); 15891 } 15892 } 15893 } 15894 } 15895 15896 if (!checkin && dumpState.isDumping(DumpState.DUMP_PROVIDERS)) { 15897 boolean printedSomething = false; 15898 for (PackageParser.Provider p : mProviders.mProviders.values()) { 15899 if (packageName != null && !packageName.equals(p.info.packageName)) { 15900 continue; 15901 } 15902 if (!printedSomething) { 15903 if (dumpState.onTitlePrinted()) 15904 pw.println(); 15905 pw.println("Registered ContentProviders:"); 15906 printedSomething = true; 15907 } 15908 pw.print(" "); p.printComponentShortName(pw); pw.println(":"); 15909 pw.print(" "); pw.println(p.toString()); 15910 } 15911 printedSomething = false; 15912 for (Map.Entry<String, PackageParser.Provider> entry : 15913 mProvidersByAuthority.entrySet()) { 15914 PackageParser.Provider p = entry.getValue(); 15915 if (packageName != null && !packageName.equals(p.info.packageName)) { 15916 continue; 15917 } 15918 if (!printedSomething) { 15919 if (dumpState.onTitlePrinted()) 15920 pw.println(); 15921 pw.println("ContentProvider Authorities:"); 15922 printedSomething = true; 15923 } 15924 pw.print(" ["); pw.print(entry.getKey()); pw.println("]:"); 15925 pw.print(" "); pw.println(p.toString()); 15926 if (p.info != null && p.info.applicationInfo != null) { 15927 final String appInfo = p.info.applicationInfo.toString(); 15928 pw.print(" applicationInfo="); pw.println(appInfo); 15929 } 15930 } 15931 } 15932 15933 if (!checkin && dumpState.isDumping(DumpState.DUMP_KEYSETS)) { 15934 mSettings.mKeySetManagerService.dumpLPr(pw, packageName, dumpState); 15935 } 15936 15937 if (dumpState.isDumping(DumpState.DUMP_PACKAGES)) { 15938 mSettings.dumpPackagesLPr(pw, packageName, permissionNames, dumpState, checkin); 15939 } 15940 15941 if (dumpState.isDumping(DumpState.DUMP_SHARED_USERS)) { 15942 mSettings.dumpSharedUsersLPr(pw, packageName, permissionNames, dumpState, checkin); 15943 } 15944 15945 if (!checkin && dumpState.isDumping(DumpState.DUMP_INSTALLS) && packageName == null) { 15946 // XXX should handle packageName != null by dumping only install data that 15947 // the given package is involved with. 15948 if (dumpState.onTitlePrinted()) pw.println(); 15949 mInstallerService.dump(new IndentingPrintWriter(pw, " ", 120)); 15950 } 15951 15952 if (!checkin && dumpState.isDumping(DumpState.DUMP_MESSAGES) && packageName == null) { 15953 if (dumpState.onTitlePrinted()) pw.println(); 15954 mSettings.dumpReadMessagesLPr(pw, dumpState); 15955 15956 pw.println(); 15957 pw.println("Package warning messages:"); 15958 BufferedReader in = null; 15959 String line = null; 15960 try { 15961 in = new BufferedReader(new FileReader(getSettingsProblemFile())); 15962 while ((line = in.readLine()) != null) { 15963 if (line.contains("ignored: updated version")) continue; 15964 pw.println(line); 15965 } 15966 } catch (IOException ignored) { 15967 } finally { 15968 IoUtils.closeQuietly(in); 15969 } 15970 } 15971 15972 if (checkin && dumpState.isDumping(DumpState.DUMP_MESSAGES)) { 15973 BufferedReader in = null; 15974 String line = null; 15975 try { 15976 in = new BufferedReader(new FileReader(getSettingsProblemFile())); 15977 while ((line = in.readLine()) != null) { 15978 if (line.contains("ignored: updated version")) continue; 15979 pw.print("msg,"); 15980 pw.println(line); 15981 } 15982 } catch (IOException ignored) { 15983 } finally { 15984 IoUtils.closeQuietly(in); 15985 } 15986 } 15987 } 15988 } 15989 15990 private String dumpDomainString(String packageName) { 15991 List<IntentFilterVerificationInfo> iviList = getIntentFilterVerifications(packageName); 15992 List<IntentFilter> filters = getAllIntentFilters(packageName); 15993 15994 ArraySet<String> result = new ArraySet<>(); 15995 if (iviList.size() > 0) { 15996 for (IntentFilterVerificationInfo ivi : iviList) { 15997 for (String host : ivi.getDomains()) { 15998 result.add(host); 15999 } 16000 } 16001 } 16002 if (filters != null && filters.size() > 0) { 16003 for (IntentFilter filter : filters) { 16004 if (filter.hasCategory(Intent.CATEGORY_BROWSABLE) 16005 && (filter.hasDataScheme(IntentFilter.SCHEME_HTTP) || 16006 filter.hasDataScheme(IntentFilter.SCHEME_HTTPS))) { 16007 result.addAll(filter.getHostsList()); 16008 } 16009 } 16010 } 16011 16012 StringBuilder sb = new StringBuilder(result.size() * 16); 16013 for (String domain : result) { 16014 if (sb.length() > 0) sb.append(" "); 16015 sb.append(domain); 16016 } 16017 return sb.toString(); 16018 } 16019 16020 // ------- apps on sdcard specific code ------- 16021 static final boolean DEBUG_SD_INSTALL = false; 16022 16023 private static final String SD_ENCRYPTION_KEYSTORE_NAME = "AppsOnSD"; 16024 16025 private static final String SD_ENCRYPTION_ALGORITHM = "AES"; 16026 16027 private boolean mMediaMounted = false; 16028 16029 static String getEncryptKey() { 16030 try { 16031 String sdEncKey = SystemKeyStore.getInstance().retrieveKeyHexString( 16032 SD_ENCRYPTION_KEYSTORE_NAME); 16033 if (sdEncKey == null) { 16034 sdEncKey = SystemKeyStore.getInstance().generateNewKeyHexString(128, 16035 SD_ENCRYPTION_ALGORITHM, SD_ENCRYPTION_KEYSTORE_NAME); 16036 if (sdEncKey == null) { 16037 Slog.e(TAG, "Failed to create encryption keys"); 16038 return null; 16039 } 16040 } 16041 return sdEncKey; 16042 } catch (NoSuchAlgorithmException nsae) { 16043 Slog.e(TAG, "Failed to create encryption keys with exception: " + nsae); 16044 return null; 16045 } catch (IOException ioe) { 16046 Slog.e(TAG, "Failed to retrieve encryption keys with exception: " + ioe); 16047 return null; 16048 } 16049 } 16050 16051 /* 16052 * Update media status on PackageManager. 16053 */ 16054 @Override 16055 public void updateExternalMediaStatus(final boolean mediaStatus, final boolean reportStatus) { 16056 int callingUid = Binder.getCallingUid(); 16057 if (callingUid != 0 && callingUid != Process.SYSTEM_UID) { 16058 throw new SecurityException("Media status can only be updated by the system"); 16059 } 16060 // reader; this apparently protects mMediaMounted, but should probably 16061 // be a different lock in that case. 16062 synchronized (mPackages) { 16063 Log.i(TAG, "Updating external media status from " 16064 + (mMediaMounted ? "mounted" : "unmounted") + " to " 16065 + (mediaStatus ? "mounted" : "unmounted")); 16066 if (DEBUG_SD_INSTALL) 16067 Log.i(TAG, "updateExternalMediaStatus:: mediaStatus=" + mediaStatus 16068 + ", mMediaMounted=" + mMediaMounted); 16069 if (mediaStatus == mMediaMounted) { 16070 final Message msg = mHandler.obtainMessage(UPDATED_MEDIA_STATUS, reportStatus ? 1 16071 : 0, -1); 16072 mHandler.sendMessage(msg); 16073 return; 16074 } 16075 mMediaMounted = mediaStatus; 16076 } 16077 // Queue up an async operation since the package installation may take a 16078 // little while. 16079 mHandler.post(new Runnable() { 16080 public void run() { 16081 updateExternalMediaStatusInner(mediaStatus, reportStatus, true); 16082 } 16083 }); 16084 } 16085 16086 /** 16087 * Called by MountService when the initial ASECs to scan are available. 16088 * Should block until all the ASEC containers are finished being scanned. 16089 */ 16090 public void scanAvailableAsecs() { 16091 updateExternalMediaStatusInner(true, false, false); 16092 if (mShouldRestoreconData) { 16093 SELinuxMMAC.setRestoreconDone(); 16094 mShouldRestoreconData = false; 16095 } 16096 } 16097 16098 /* 16099 * Collect information of applications on external media, map them against 16100 * existing containers and update information based on current mount status. 16101 * Please note that we always have to report status if reportStatus has been 16102 * set to true especially when unloading packages. 16103 */ 16104 private void updateExternalMediaStatusInner(boolean isMounted, boolean reportStatus, 16105 boolean externalStorage) { 16106 ArrayMap<AsecInstallArgs, String> processCids = new ArrayMap<>(); 16107 int[] uidArr = EmptyArray.INT; 16108 16109 final String[] list = PackageHelper.getSecureContainerList(); 16110 if (ArrayUtils.isEmpty(list)) { 16111 Log.i(TAG, "No secure containers found"); 16112 } else { 16113 // Process list of secure containers and categorize them 16114 // as active or stale based on their package internal state. 16115 16116 // reader 16117 synchronized (mPackages) { 16118 for (String cid : list) { 16119 // Leave stages untouched for now; installer service owns them 16120 if (PackageInstallerService.isStageName(cid)) continue; 16121 16122 if (DEBUG_SD_INSTALL) 16123 Log.i(TAG, "Processing container " + cid); 16124 String pkgName = getAsecPackageName(cid); 16125 if (pkgName == null) { 16126 Slog.i(TAG, "Found stale container " + cid + " with no package name"); 16127 continue; 16128 } 16129 if (DEBUG_SD_INSTALL) 16130 Log.i(TAG, "Looking for pkg : " + pkgName); 16131 16132 final PackageSetting ps = mSettings.mPackages.get(pkgName); 16133 if (ps == null) { 16134 Slog.i(TAG, "Found stale container " + cid + " with no matching settings"); 16135 continue; 16136 } 16137 16138 /* 16139 * Skip packages that are not external if we're unmounting 16140 * external storage. 16141 */ 16142 if (externalStorage && !isMounted && !isExternal(ps)) { 16143 continue; 16144 } 16145 16146 final AsecInstallArgs args = new AsecInstallArgs(cid, 16147 getAppDexInstructionSets(ps), ps.isForwardLocked()); 16148 // The package status is changed only if the code path 16149 // matches between settings and the container id. 16150 if (ps.codePathString != null 16151 && ps.codePathString.startsWith(args.getCodePath())) { 16152 if (DEBUG_SD_INSTALL) { 16153 Log.i(TAG, "Container : " + cid + " corresponds to pkg : " + pkgName 16154 + " at code path: " + ps.codePathString); 16155 } 16156 16157 // We do have a valid package installed on sdcard 16158 processCids.put(args, ps.codePathString); 16159 final int uid = ps.appId; 16160 if (uid != -1) { 16161 uidArr = ArrayUtils.appendInt(uidArr, uid); 16162 } 16163 } else { 16164 Slog.i(TAG, "Found stale container " + cid + ": expected codePath=" 16165 + ps.codePathString); 16166 } 16167 } 16168 } 16169 16170 Arrays.sort(uidArr); 16171 } 16172 16173 // Process packages with valid entries. 16174 if (isMounted) { 16175 if (DEBUG_SD_INSTALL) 16176 Log.i(TAG, "Loading packages"); 16177 loadMediaPackages(processCids, uidArr, externalStorage); 16178 startCleaningPackages(); 16179 mInstallerService.onSecureContainersAvailable(); 16180 } else { 16181 if (DEBUG_SD_INSTALL) 16182 Log.i(TAG, "Unloading packages"); 16183 unloadMediaPackages(processCids, uidArr, reportStatus); 16184 } 16185 } 16186 16187 private void sendResourcesChangedBroadcast(boolean mediaStatus, boolean replacing, 16188 ArrayList<ApplicationInfo> infos, IIntentReceiver finishedReceiver) { 16189 final int size = infos.size(); 16190 final String[] packageNames = new String[size]; 16191 final int[] packageUids = new int[size]; 16192 for (int i = 0; i < size; i++) { 16193 final ApplicationInfo info = infos.get(i); 16194 packageNames[i] = info.packageName; 16195 packageUids[i] = info.uid; 16196 } 16197 sendResourcesChangedBroadcast(mediaStatus, replacing, packageNames, packageUids, 16198 finishedReceiver); 16199 } 16200 16201 private void sendResourcesChangedBroadcast(boolean mediaStatus, boolean replacing, 16202 ArrayList<String> pkgList, int uidArr[], IIntentReceiver finishedReceiver) { 16203 sendResourcesChangedBroadcast(mediaStatus, replacing, 16204 pkgList.toArray(new String[pkgList.size()]), uidArr, finishedReceiver); 16205 } 16206 16207 private void sendResourcesChangedBroadcast(boolean mediaStatus, boolean replacing, 16208 String[] pkgList, int uidArr[], IIntentReceiver finishedReceiver) { 16209 int size = pkgList.length; 16210 if (size > 0) { 16211 // Send broadcasts here 16212 Bundle extras = new Bundle(); 16213 extras.putStringArray(Intent.EXTRA_CHANGED_PACKAGE_LIST, pkgList); 16214 if (uidArr != null) { 16215 extras.putIntArray(Intent.EXTRA_CHANGED_UID_LIST, uidArr); 16216 } 16217 if (replacing) { 16218 extras.putBoolean(Intent.EXTRA_REPLACING, replacing); 16219 } 16220 String action = mediaStatus ? Intent.ACTION_EXTERNAL_APPLICATIONS_AVAILABLE 16221 : Intent.ACTION_EXTERNAL_APPLICATIONS_UNAVAILABLE; 16222 sendPackageBroadcast(action, null, extras, 0, null, finishedReceiver, null); 16223 } 16224 } 16225 16226 /* 16227 * Look at potentially valid container ids from processCids If package 16228 * information doesn't match the one on record or package scanning fails, 16229 * the cid is added to list of removeCids. We currently don't delete stale 16230 * containers. 16231 */ 16232 private void loadMediaPackages(ArrayMap<AsecInstallArgs, String> processCids, int[] uidArr, 16233 boolean externalStorage) { 16234 ArrayList<String> pkgList = new ArrayList<String>(); 16235 Set<AsecInstallArgs> keys = processCids.keySet(); 16236 16237 for (AsecInstallArgs args : keys) { 16238 String codePath = processCids.get(args); 16239 if (DEBUG_SD_INSTALL) 16240 Log.i(TAG, "Loading container : " + args.cid); 16241 int retCode = PackageManager.INSTALL_FAILED_CONTAINER_ERROR; 16242 try { 16243 // Make sure there are no container errors first. 16244 if (args.doPreInstall(PackageManager.INSTALL_SUCCEEDED) != PackageManager.INSTALL_SUCCEEDED) { 16245 Slog.e(TAG, "Failed to mount cid : " + args.cid 16246 + " when installing from sdcard"); 16247 continue; 16248 } 16249 // Check code path here. 16250 if (codePath == null || !codePath.startsWith(args.getCodePath())) { 16251 Slog.e(TAG, "Container " + args.cid + " cachepath " + args.getCodePath() 16252 + " does not match one in settings " + codePath); 16253 continue; 16254 } 16255 // Parse package 16256 int parseFlags = mDefParseFlags; 16257 if (args.isExternalAsec()) { 16258 parseFlags |= PackageParser.PARSE_EXTERNAL_STORAGE; 16259 } 16260 if (args.isFwdLocked()) { 16261 parseFlags |= PackageParser.PARSE_FORWARD_LOCK; 16262 } 16263 16264 synchronized (mInstallLock) { 16265 PackageParser.Package pkg = null; 16266 try { 16267 pkg = scanPackageTracedLI(new File(codePath), parseFlags, 0, 0, null); 16268 } catch (PackageManagerException e) { 16269 Slog.w(TAG, "Failed to scan " + codePath + ": " + e.getMessage()); 16270 } 16271 // Scan the package 16272 if (pkg != null) { 16273 /* 16274 * TODO why is the lock being held? doPostInstall is 16275 * called in other places without the lock. This needs 16276 * to be straightened out. 16277 */ 16278 // writer 16279 synchronized (mPackages) { 16280 retCode = PackageManager.INSTALL_SUCCEEDED; 16281 pkgList.add(pkg.packageName); 16282 // Post process args 16283 args.doPostInstall(PackageManager.INSTALL_SUCCEEDED, 16284 pkg.applicationInfo.uid); 16285 } 16286 } else { 16287 Slog.i(TAG, "Failed to install pkg from " + codePath + " from sdcard"); 16288 } 16289 } 16290 16291 } finally { 16292 if (retCode != PackageManager.INSTALL_SUCCEEDED) { 16293 Log.w(TAG, "Container " + args.cid + " is stale, retCode=" + retCode); 16294 } 16295 } 16296 } 16297 // writer 16298 synchronized (mPackages) { 16299 // If the platform SDK has changed since the last time we booted, 16300 // we need to re-grant app permission to catch any new ones that 16301 // appear. This is really a hack, and means that apps can in some 16302 // cases get permissions that the user didn't initially explicitly 16303 // allow... it would be nice to have some better way to handle 16304 // this situation. 16305 final VersionInfo ver = externalStorage ? mSettings.getExternalVersion() 16306 : mSettings.getInternalVersion(); 16307 final String volumeUuid = externalStorage ? StorageManager.UUID_PRIMARY_PHYSICAL 16308 : StorageManager.UUID_PRIVATE_INTERNAL; 16309 16310 int updateFlags = UPDATE_PERMISSIONS_ALL; 16311 if (ver.sdkVersion != mSdkVersion) { 16312 logCriticalInfo(Log.INFO, "Platform changed from " + ver.sdkVersion + " to " 16313 + mSdkVersion + "; regranting permissions for external"); 16314 updateFlags |= UPDATE_PERMISSIONS_REPLACE_PKG | UPDATE_PERMISSIONS_REPLACE_ALL; 16315 } 16316 updatePermissionsLPw(null, null, volumeUuid, updateFlags); 16317 16318 // Yay, everything is now upgraded 16319 ver.forceCurrent(); 16320 16321 // can downgrade to reader 16322 // Persist settings 16323 mSettings.writeLPr(); 16324 } 16325 // Send a broadcast to let everyone know we are done processing 16326 if (pkgList.size() > 0) { 16327 sendResourcesChangedBroadcast(true, false, pkgList, uidArr, null); 16328 } 16329 } 16330 16331 /* 16332 * Utility method to unload a list of specified containers 16333 */ 16334 private void unloadAllContainers(Set<AsecInstallArgs> cidArgs) { 16335 // Just unmount all valid containers. 16336 for (AsecInstallArgs arg : cidArgs) { 16337 synchronized (mInstallLock) { 16338 arg.doPostDeleteLI(false); 16339 } 16340 } 16341 } 16342 16343 /* 16344 * Unload packages mounted on external media. This involves deleting package 16345 * data from internal structures, sending broadcasts about diabled packages, 16346 * gc'ing to free up references, unmounting all secure containers 16347 * corresponding to packages on external media, and posting a 16348 * UPDATED_MEDIA_STATUS message if status has been requested. Please note 16349 * that we always have to post this message if status has been requested no 16350 * matter what. 16351 */ 16352 private void unloadMediaPackages(ArrayMap<AsecInstallArgs, String> processCids, int uidArr[], 16353 final boolean reportStatus) { 16354 if (DEBUG_SD_INSTALL) 16355 Log.i(TAG, "unloading media packages"); 16356 ArrayList<String> pkgList = new ArrayList<String>(); 16357 ArrayList<AsecInstallArgs> failedList = new ArrayList<AsecInstallArgs>(); 16358 final Set<AsecInstallArgs> keys = processCids.keySet(); 16359 for (AsecInstallArgs args : keys) { 16360 String pkgName = args.getPackageName(); 16361 if (DEBUG_SD_INSTALL) 16362 Log.i(TAG, "Trying to unload pkg : " + pkgName); 16363 // Delete package internally 16364 PackageRemovedInfo outInfo = new PackageRemovedInfo(); 16365 synchronized (mInstallLock) { 16366 boolean res = deletePackageLI(pkgName, null, false, null, null, 16367 PackageManager.DELETE_KEEP_DATA, outInfo, false); 16368 if (res) { 16369 pkgList.add(pkgName); 16370 } else { 16371 Slog.e(TAG, "Failed to delete pkg from sdcard : " + pkgName); 16372 failedList.add(args); 16373 } 16374 } 16375 } 16376 16377 // reader 16378 synchronized (mPackages) { 16379 // We didn't update the settings after removing each package; 16380 // write them now for all packages. 16381 mSettings.writeLPr(); 16382 } 16383 16384 // We have to absolutely send UPDATED_MEDIA_STATUS only 16385 // after confirming that all the receivers processed the ordered 16386 // broadcast when packages get disabled, force a gc to clean things up. 16387 // and unload all the containers. 16388 if (pkgList.size() > 0) { 16389 sendResourcesChangedBroadcast(false, false, pkgList, uidArr, 16390 new IIntentReceiver.Stub() { 16391 public void performReceive(Intent intent, int resultCode, String data, 16392 Bundle extras, boolean ordered, boolean sticky, 16393 int sendingUser) throws RemoteException { 16394 Message msg = mHandler.obtainMessage(UPDATED_MEDIA_STATUS, 16395 reportStatus ? 1 : 0, 1, keys); 16396 mHandler.sendMessage(msg); 16397 } 16398 }); 16399 } else { 16400 Message msg = mHandler.obtainMessage(UPDATED_MEDIA_STATUS, reportStatus ? 1 : 0, -1, 16401 keys); 16402 mHandler.sendMessage(msg); 16403 } 16404 } 16405 16406 private void loadPrivatePackages(final VolumeInfo vol) { 16407 mHandler.post(new Runnable() { 16408 @Override 16409 public void run() { 16410 loadPrivatePackagesInner(vol); 16411 } 16412 }); 16413 } 16414 16415 private void loadPrivatePackagesInner(VolumeInfo vol) { 16416 final ArrayList<ApplicationInfo> loaded = new ArrayList<>(); 16417 final int parseFlags = mDefParseFlags | PackageParser.PARSE_EXTERNAL_STORAGE; 16418 16419 final VersionInfo ver; 16420 final List<PackageSetting> packages; 16421 synchronized (mPackages) { 16422 ver = mSettings.findOrCreateVersion(vol.fsUuid); 16423 packages = mSettings.getVolumePackagesLPr(vol.fsUuid); 16424 } 16425 16426 for (PackageSetting ps : packages) { 16427 synchronized (mInstallLock) { 16428 final PackageParser.Package pkg; 16429 try { 16430 pkg = scanPackageTracedLI(ps.codePath, parseFlags, SCAN_INITIAL, 0, null); 16431 loaded.add(pkg.applicationInfo); 16432 } catch (PackageManagerException e) { 16433 Slog.w(TAG, "Failed to scan " + ps.codePath + ": " + e.getMessage()); 16434 } 16435 16436 if (!Build.FINGERPRINT.equals(ver.fingerprint)) { 16437 deleteCodeCacheDirsLI(ps.volumeUuid, ps.name); 16438 } 16439 } 16440 } 16441 16442 synchronized (mPackages) { 16443 int updateFlags = UPDATE_PERMISSIONS_ALL; 16444 if (ver.sdkVersion != mSdkVersion) { 16445 logCriticalInfo(Log.INFO, "Platform changed from " + ver.sdkVersion + " to " 16446 + mSdkVersion + "; regranting permissions for " + vol.fsUuid); 16447 updateFlags |= UPDATE_PERMISSIONS_REPLACE_PKG | UPDATE_PERMISSIONS_REPLACE_ALL; 16448 } 16449 updatePermissionsLPw(null, null, vol.fsUuid, updateFlags); 16450 16451 // Yay, everything is now upgraded 16452 ver.forceCurrent(); 16453 16454 mSettings.writeLPr(); 16455 } 16456 16457 if (DEBUG_INSTALL) Slog.d(TAG, "Loaded packages " + loaded); 16458 sendResourcesChangedBroadcast(true, false, loaded, null); 16459 } 16460 16461 private void unloadPrivatePackages(final VolumeInfo vol) { 16462 mHandler.post(new Runnable() { 16463 @Override 16464 public void run() { 16465 unloadPrivatePackagesInner(vol); 16466 } 16467 }); 16468 } 16469 16470 private void unloadPrivatePackagesInner(VolumeInfo vol) { 16471 final ArrayList<ApplicationInfo> unloaded = new ArrayList<>(); 16472 synchronized (mInstallLock) { 16473 synchronized (mPackages) { 16474 final List<PackageSetting> packages = mSettings.getVolumePackagesLPr(vol.fsUuid); 16475 for (PackageSetting ps : packages) { 16476 if (ps.pkg == null) continue; 16477 16478 final ApplicationInfo info = ps.pkg.applicationInfo; 16479 final PackageRemovedInfo outInfo = new PackageRemovedInfo(); 16480 if (deletePackageLI(ps.name, null, false, null, null, 16481 PackageManager.DELETE_KEEP_DATA, outInfo, false)) { 16482 unloaded.add(info); 16483 } else { 16484 Slog.w(TAG, "Failed to unload " + ps.codePath); 16485 } 16486 } 16487 16488 mSettings.writeLPr(); 16489 } 16490 } 16491 16492 if (DEBUG_INSTALL) Slog.d(TAG, "Unloaded packages " + unloaded); 16493 sendResourcesChangedBroadcast(false, false, unloaded, null); 16494 } 16495 16496 /** 16497 * Examine all users present on given mounted volume, and destroy data 16498 * belonging to users that are no longer valid, or whose user ID has been 16499 * recycled. 16500 */ 16501 private void reconcileUsers(String volumeUuid) { 16502 final File[] files = FileUtils 16503 .listFilesOrEmpty(Environment.getDataUserDirectory(volumeUuid)); 16504 for (File file : files) { 16505 if (!file.isDirectory()) continue; 16506 16507 final int userId; 16508 final UserInfo info; 16509 try { 16510 userId = Integer.parseInt(file.getName()); 16511 info = sUserManager.getUserInfo(userId); 16512 } catch (NumberFormatException e) { 16513 Slog.w(TAG, "Invalid user directory " + file); 16514 continue; 16515 } 16516 16517 boolean destroyUser = false; 16518 if (info == null) { 16519 logCriticalInfo(Log.WARN, "Destroying user directory " + file 16520 + " because no matching user was found"); 16521 destroyUser = true; 16522 } else { 16523 try { 16524 UserManagerService.enforceSerialNumber(file, info.serialNumber); 16525 } catch (IOException e) { 16526 logCriticalInfo(Log.WARN, "Destroying user directory " + file 16527 + " because we failed to enforce serial number: " + e); 16528 destroyUser = true; 16529 } 16530 } 16531 16532 if (destroyUser) { 16533 synchronized (mInstallLock) { 16534 mInstaller.removeUserDataDirs(volumeUuid, userId); 16535 } 16536 } 16537 } 16538 16539 final StorageManager sm = mContext.getSystemService(StorageManager.class); 16540 final UserManager um = mContext.getSystemService(UserManager.class); 16541 for (UserInfo user : um.getUsers()) { 16542 final File userDir = Environment.getDataUserDirectory(volumeUuid, user.id); 16543 if (userDir.exists()) continue; 16544 16545 try { 16546 sm.prepareUserStorage(volumeUuid, user.id, user.serialNumber, user.isEphemeral()); 16547 UserManagerService.enforceSerialNumber(userDir, user.serialNumber); 16548 } catch (IOException e) { 16549 Log.wtf(TAG, "Failed to create user directory on " + volumeUuid, e); 16550 } 16551 } 16552 } 16553 16554 /** 16555 * Examine all apps present on given mounted volume, and destroy apps that 16556 * aren't expected, either due to uninstallation or reinstallation on 16557 * another volume. 16558 */ 16559 private void reconcileApps(String volumeUuid) { 16560 final File[] files = FileUtils 16561 .listFilesOrEmpty(Environment.getDataAppDirectory(volumeUuid)); 16562 for (File file : files) { 16563 final boolean isPackage = (isApkFile(file) || file.isDirectory()) 16564 && !PackageInstallerService.isStageName(file.getName()); 16565 if (!isPackage) { 16566 // Ignore entries which are not packages 16567 continue; 16568 } 16569 16570 boolean destroyApp = false; 16571 String packageName = null; 16572 try { 16573 final PackageLite pkg = PackageParser.parsePackageLite(file, 16574 PackageParser.PARSE_MUST_BE_APK); 16575 packageName = pkg.packageName; 16576 16577 synchronized (mPackages) { 16578 final PackageSetting ps = mSettings.mPackages.get(packageName); 16579 if (ps == null) { 16580 logCriticalInfo(Log.WARN, "Destroying " + packageName + " on + " 16581 + volumeUuid + " because we found no install record"); 16582 destroyApp = true; 16583 } else if (!TextUtils.equals(volumeUuid, ps.volumeUuid)) { 16584 logCriticalInfo(Log.WARN, "Destroying " + packageName + " on " 16585 + volumeUuid + " because we expected it on " + ps.volumeUuid); 16586 destroyApp = true; 16587 } 16588 } 16589 16590 } catch (PackageParserException e) { 16591 logCriticalInfo(Log.WARN, "Destroying " + file + " due to parse failure: " + e); 16592 destroyApp = true; 16593 } 16594 16595 if (destroyApp) { 16596 synchronized (mInstallLock) { 16597 if (packageName != null) { 16598 removeDataDirsLI(volumeUuid, packageName); 16599 } 16600 if (file.isDirectory()) { 16601 mInstaller.rmPackageDir(file.getAbsolutePath()); 16602 } else { 16603 file.delete(); 16604 } 16605 } 16606 } 16607 } 16608 } 16609 16610 private void unfreezePackage(String packageName) { 16611 synchronized (mPackages) { 16612 final PackageSetting ps = mSettings.mPackages.get(packageName); 16613 if (ps != null) { 16614 ps.frozen = false; 16615 } 16616 } 16617 } 16618 16619 @Override 16620 public int movePackage(final String packageName, final String volumeUuid) { 16621 mContext.enforceCallingOrSelfPermission(android.Manifest.permission.MOVE_PACKAGE, null); 16622 16623 final int moveId = mNextMoveId.getAndIncrement(); 16624 mHandler.post(new Runnable() { 16625 @Override 16626 public void run() { 16627 try { 16628 movePackageInternal(packageName, volumeUuid, moveId); 16629 } catch (PackageManagerException e) { 16630 Slog.w(TAG, "Failed to move " + packageName, e); 16631 mMoveCallbacks.notifyStatusChanged(moveId, 16632 PackageManager.MOVE_FAILED_INTERNAL_ERROR); 16633 } 16634 } 16635 }); 16636 return moveId; 16637 } 16638 16639 private void movePackageInternal(final String packageName, final String volumeUuid, 16640 final int moveId) throws PackageManagerException { 16641 final UserHandle user = new UserHandle(UserHandle.getCallingUserId()); 16642 final StorageManager storage = mContext.getSystemService(StorageManager.class); 16643 final PackageManager pm = mContext.getPackageManager(); 16644 16645 final boolean currentAsec; 16646 final String currentVolumeUuid; 16647 final File codeFile; 16648 final String installerPackageName; 16649 final String packageAbiOverride; 16650 final int appId; 16651 final String seinfo; 16652 final String label; 16653 16654 // reader 16655 synchronized (mPackages) { 16656 final PackageParser.Package pkg = mPackages.get(packageName); 16657 final PackageSetting ps = mSettings.mPackages.get(packageName); 16658 if (pkg == null || ps == null) { 16659 throw new PackageManagerException(MOVE_FAILED_DOESNT_EXIST, "Missing package"); 16660 } 16661 16662 if (pkg.applicationInfo.isSystemApp()) { 16663 throw new PackageManagerException(MOVE_FAILED_SYSTEM_PACKAGE, 16664 "Cannot move system application"); 16665 } 16666 16667 if (pkg.applicationInfo.isExternalAsec()) { 16668 currentAsec = true; 16669 currentVolumeUuid = StorageManager.UUID_PRIMARY_PHYSICAL; 16670 } else if (pkg.applicationInfo.isForwardLocked()) { 16671 currentAsec = true; 16672 currentVolumeUuid = "forward_locked"; 16673 } else { 16674 currentAsec = false; 16675 currentVolumeUuid = ps.volumeUuid; 16676 16677 final File probe = new File(pkg.codePath); 16678 final File probeOat = new File(probe, "oat"); 16679 if (!probe.isDirectory() || !probeOat.isDirectory()) { 16680 throw new PackageManagerException(MOVE_FAILED_INTERNAL_ERROR, 16681 "Move only supported for modern cluster style installs"); 16682 } 16683 } 16684 16685 if (Objects.equals(currentVolumeUuid, volumeUuid)) { 16686 throw new PackageManagerException(MOVE_FAILED_INTERNAL_ERROR, 16687 "Package already moved to " + volumeUuid); 16688 } 16689 16690 if (ps.frozen) { 16691 throw new PackageManagerException(MOVE_FAILED_OPERATION_PENDING, 16692 "Failed to move already frozen package"); 16693 } 16694 ps.frozen = true; 16695 16696 codeFile = new File(pkg.codePath); 16697 installerPackageName = ps.installerPackageName; 16698 packageAbiOverride = ps.cpuAbiOverrideString; 16699 appId = UserHandle.getAppId(pkg.applicationInfo.uid); 16700 seinfo = pkg.applicationInfo.seinfo; 16701 label = String.valueOf(pm.getApplicationLabel(pkg.applicationInfo)); 16702 } 16703 16704 // Now that we're guarded by frozen state, kill app during move 16705 final long token = Binder.clearCallingIdentity(); 16706 try { 16707 killApplication(packageName, appId, "move pkg"); 16708 } finally { 16709 Binder.restoreCallingIdentity(token); 16710 } 16711 16712 final Bundle extras = new Bundle(); 16713 extras.putString(Intent.EXTRA_PACKAGE_NAME, packageName); 16714 extras.putString(Intent.EXTRA_TITLE, label); 16715 mMoveCallbacks.notifyCreated(moveId, extras); 16716 16717 int installFlags; 16718 final boolean moveCompleteApp; 16719 final File measurePath; 16720 16721 if (Objects.equals(StorageManager.UUID_PRIVATE_INTERNAL, volumeUuid)) { 16722 installFlags = INSTALL_INTERNAL; 16723 moveCompleteApp = !currentAsec; 16724 measurePath = Environment.getDataAppDirectory(volumeUuid); 16725 } else if (Objects.equals(StorageManager.UUID_PRIMARY_PHYSICAL, volumeUuid)) { 16726 installFlags = INSTALL_EXTERNAL; 16727 moveCompleteApp = false; 16728 measurePath = storage.getPrimaryPhysicalVolume().getPath(); 16729 } else { 16730 final VolumeInfo volume = storage.findVolumeByUuid(volumeUuid); 16731 if (volume == null || volume.getType() != VolumeInfo.TYPE_PRIVATE 16732 || !volume.isMountedWritable()) { 16733 unfreezePackage(packageName); 16734 throw new PackageManagerException(MOVE_FAILED_INTERNAL_ERROR, 16735 "Move location not mounted private volume"); 16736 } 16737 16738 Preconditions.checkState(!currentAsec); 16739 16740 installFlags = INSTALL_INTERNAL; 16741 moveCompleteApp = true; 16742 measurePath = Environment.getDataAppDirectory(volumeUuid); 16743 } 16744 16745 final PackageStats stats = new PackageStats(null, -1); 16746 synchronized (mInstaller) { 16747 if (!getPackageSizeInfoLI(packageName, -1, stats)) { 16748 unfreezePackage(packageName); 16749 throw new PackageManagerException(MOVE_FAILED_INTERNAL_ERROR, 16750 "Failed to measure package size"); 16751 } 16752 } 16753 16754 if (DEBUG_INSTALL) Slog.d(TAG, "Measured code size " + stats.codeSize + ", data size " 16755 + stats.dataSize); 16756 16757 final long startFreeBytes = measurePath.getFreeSpace(); 16758 final long sizeBytes; 16759 if (moveCompleteApp) { 16760 sizeBytes = stats.codeSize + stats.dataSize; 16761 } else { 16762 sizeBytes = stats.codeSize; 16763 } 16764 16765 if (sizeBytes > storage.getStorageBytesUntilLow(measurePath)) { 16766 unfreezePackage(packageName); 16767 throw new PackageManagerException(MOVE_FAILED_INTERNAL_ERROR, 16768 "Not enough free space to move"); 16769 } 16770 16771 mMoveCallbacks.notifyStatusChanged(moveId, 10); 16772 16773 final CountDownLatch installedLatch = new CountDownLatch(1); 16774 final IPackageInstallObserver2 installObserver = new IPackageInstallObserver2.Stub() { 16775 @Override 16776 public void onUserActionRequired(Intent intent) throws RemoteException { 16777 throw new IllegalStateException(); 16778 } 16779 16780 @Override 16781 public void onPackageInstalled(String basePackageName, int returnCode, String msg, 16782 Bundle extras) throws RemoteException { 16783 if (DEBUG_INSTALL) Slog.d(TAG, "Install result for move: " 16784 + PackageManager.installStatusToString(returnCode, msg)); 16785 16786 installedLatch.countDown(); 16787 16788 // Regardless of success or failure of the move operation, 16789 // always unfreeze the package 16790 unfreezePackage(packageName); 16791 16792 final int status = PackageManager.installStatusToPublicStatus(returnCode); 16793 switch (status) { 16794 case PackageInstaller.STATUS_SUCCESS: 16795 mMoveCallbacks.notifyStatusChanged(moveId, 16796 PackageManager.MOVE_SUCCEEDED); 16797 break; 16798 case PackageInstaller.STATUS_FAILURE_STORAGE: 16799 mMoveCallbacks.notifyStatusChanged(moveId, 16800 PackageManager.MOVE_FAILED_INSUFFICIENT_STORAGE); 16801 break; 16802 default: 16803 mMoveCallbacks.notifyStatusChanged(moveId, 16804 PackageManager.MOVE_FAILED_INTERNAL_ERROR); 16805 break; 16806 } 16807 } 16808 }; 16809 16810 final MoveInfo move; 16811 if (moveCompleteApp) { 16812 // Kick off a thread to report progress estimates 16813 new Thread() { 16814 @Override 16815 public void run() { 16816 while (true) { 16817 try { 16818 if (installedLatch.await(1, TimeUnit.SECONDS)) { 16819 break; 16820 } 16821 } catch (InterruptedException ignored) { 16822 } 16823 16824 final long deltaFreeBytes = startFreeBytes - measurePath.getFreeSpace(); 16825 final int progress = 10 + (int) MathUtils.constrain( 16826 ((deltaFreeBytes * 80) / sizeBytes), 0, 80); 16827 mMoveCallbacks.notifyStatusChanged(moveId, progress); 16828 } 16829 } 16830 }.start(); 16831 16832 final String dataAppName = codeFile.getName(); 16833 move = new MoveInfo(moveId, currentVolumeUuid, volumeUuid, packageName, 16834 dataAppName, appId, seinfo); 16835 } else { 16836 move = null; 16837 } 16838 16839 installFlags |= PackageManager.INSTALL_REPLACE_EXISTING; 16840 16841 final Message msg = mHandler.obtainMessage(INIT_COPY); 16842 final OriginInfo origin = OriginInfo.fromExistingFile(codeFile); 16843 final InstallParams params = new InstallParams(origin, move, installObserver, installFlags, 16844 installerPackageName, volumeUuid, null, user, packageAbiOverride, null); 16845 params.setTraceMethod("movePackage").setTraceCookie(System.identityHashCode(params)); 16846 msg.obj = params; 16847 16848 Trace.asyncTraceBegin(TRACE_TAG_PACKAGE_MANAGER, "movePackage", 16849 System.identityHashCode(msg.obj)); 16850 Trace.asyncTraceBegin(TRACE_TAG_PACKAGE_MANAGER, "queueInstall", 16851 System.identityHashCode(msg.obj)); 16852 16853 mHandler.sendMessage(msg); 16854 } 16855 16856 @Override 16857 public int movePrimaryStorage(String volumeUuid) throws RemoteException { 16858 mContext.enforceCallingOrSelfPermission(android.Manifest.permission.MOVE_PACKAGE, null); 16859 16860 final int realMoveId = mNextMoveId.getAndIncrement(); 16861 final Bundle extras = new Bundle(); 16862 extras.putString(VolumeRecord.EXTRA_FS_UUID, volumeUuid); 16863 mMoveCallbacks.notifyCreated(realMoveId, extras); 16864 16865 final IPackageMoveObserver callback = new IPackageMoveObserver.Stub() { 16866 @Override 16867 public void onCreated(int moveId, Bundle extras) { 16868 // Ignored 16869 } 16870 16871 @Override 16872 public void onStatusChanged(int moveId, int status, long estMillis) { 16873 mMoveCallbacks.notifyStatusChanged(realMoveId, status, estMillis); 16874 } 16875 }; 16876 16877 final StorageManager storage = mContext.getSystemService(StorageManager.class); 16878 storage.setPrimaryStorageUuid(volumeUuid, callback); 16879 return realMoveId; 16880 } 16881 16882 @Override 16883 public int getMoveStatus(int moveId) { 16884 mContext.enforceCallingOrSelfPermission( 16885 android.Manifest.permission.MOUNT_UNMOUNT_FILESYSTEMS, null); 16886 return mMoveCallbacks.mLastStatus.get(moveId); 16887 } 16888 16889 @Override 16890 public void registerMoveCallback(IPackageMoveObserver callback) { 16891 mContext.enforceCallingOrSelfPermission( 16892 android.Manifest.permission.MOUNT_UNMOUNT_FILESYSTEMS, null); 16893 mMoveCallbacks.register(callback); 16894 } 16895 16896 @Override 16897 public void unregisterMoveCallback(IPackageMoveObserver callback) { 16898 mContext.enforceCallingOrSelfPermission( 16899 android.Manifest.permission.MOUNT_UNMOUNT_FILESYSTEMS, null); 16900 mMoveCallbacks.unregister(callback); 16901 } 16902 16903 @Override 16904 public boolean setInstallLocation(int loc) { 16905 mContext.enforceCallingOrSelfPermission(android.Manifest.permission.WRITE_SECURE_SETTINGS, 16906 null); 16907 if (getInstallLocation() == loc) { 16908 return true; 16909 } 16910 if (loc == PackageHelper.APP_INSTALL_AUTO || loc == PackageHelper.APP_INSTALL_INTERNAL 16911 || loc == PackageHelper.APP_INSTALL_EXTERNAL) { 16912 android.provider.Settings.Global.putInt(mContext.getContentResolver(), 16913 android.provider.Settings.Global.DEFAULT_INSTALL_LOCATION, loc); 16914 return true; 16915 } 16916 return false; 16917 } 16918 16919 @Override 16920 public int getInstallLocation() { 16921 return android.provider.Settings.Global.getInt(mContext.getContentResolver(), 16922 android.provider.Settings.Global.DEFAULT_INSTALL_LOCATION, 16923 PackageHelper.APP_INSTALL_AUTO); 16924 } 16925 16926 /** Called by UserManagerService */ 16927 void cleanUpUser(UserManagerService userManager, int userHandle) { 16928 synchronized (mPackages) { 16929 mDirtyUsers.remove(userHandle); 16930 mUserNeedsBadging.delete(userHandle); 16931 mSettings.removeUserLPw(userHandle); 16932 mPendingBroadcasts.remove(userHandle); 16933 mEphemeralApplicationRegistry.onUserRemovedLPw(userHandle); 16934 } 16935 synchronized (mInstallLock) { 16936 final StorageManager storage = mContext.getSystemService(StorageManager.class); 16937 for (VolumeInfo vol : storage.getWritablePrivateVolumes()) { 16938 final String volumeUuid = vol.getFsUuid(); 16939 if (DEBUG_INSTALL) Slog.d(TAG, "Removing user data on volume " + volumeUuid); 16940 mInstaller.removeUserDataDirs(volumeUuid, userHandle); 16941 } 16942 synchronized (mPackages) { 16943 removeUnusedPackagesLILPw(userManager, userHandle); 16944 } 16945 } 16946 } 16947 16948 /** 16949 * We're removing userHandle and would like to remove any downloaded packages 16950 * that are no longer in use by any other user. 16951 * @param userHandle the user being removed 16952 */ 16953 private void removeUnusedPackagesLILPw(UserManagerService userManager, final int userHandle) { 16954 final boolean DEBUG_CLEAN_APKS = false; 16955 int [] users = userManager.getUserIds(); 16956 Iterator<PackageSetting> psit = mSettings.mPackages.values().iterator(); 16957 while (psit.hasNext()) { 16958 PackageSetting ps = psit.next(); 16959 if (ps.pkg == null) { 16960 continue; 16961 } 16962 final String packageName = ps.pkg.packageName; 16963 // Skip over if system app 16964 if ((ps.pkgFlags & ApplicationInfo.FLAG_SYSTEM) != 0) { 16965 continue; 16966 } 16967 if (DEBUG_CLEAN_APKS) { 16968 Slog.i(TAG, "Checking package " + packageName); 16969 } 16970 boolean keep = shouldKeepUninstalledPackageLPr(packageName); 16971 if (keep) { 16972 if (DEBUG_CLEAN_APKS) { 16973 Slog.i(TAG, " Keeping package " + packageName + " - requested by DO"); 16974 } 16975 } else { 16976 for (int i = 0; i < users.length; i++) { 16977 if (users[i] != userHandle && ps.getInstalled(users[i])) { 16978 keep = true; 16979 if (DEBUG_CLEAN_APKS) { 16980 Slog.i(TAG, " Keeping package " + packageName + " for user " 16981 + users[i]); 16982 } 16983 break; 16984 } 16985 } 16986 } 16987 if (!keep) { 16988 if (DEBUG_CLEAN_APKS) { 16989 Slog.i(TAG, " Removing package " + packageName); 16990 } 16991 mHandler.post(new Runnable() { 16992 public void run() { 16993 deletePackageX(packageName, userHandle, 0); 16994 } //end run 16995 }); 16996 } 16997 } 16998 } 16999 17000 /** Called by UserManagerService */ 17001 void createNewUser(int userHandle) { 17002 synchronized (mInstallLock) { 17003 mInstaller.createUserConfig(userHandle); 17004 mSettings.createNewUserLI(this, mInstaller, userHandle); 17005 } 17006 synchronized (mPackages) { 17007 applyFactoryDefaultBrowserLPw(userHandle); 17008 primeDomainVerificationsLPw(userHandle); 17009 } 17010 } 17011 17012 void newUserCreated(final int userHandle) { 17013 mDefaultPermissionPolicy.grantDefaultPermissions(userHandle); 17014 // If permission review for legacy apps is required, we represent 17015 // dagerous permissions for such apps as always granted runtime 17016 // permissions to keep per user flag state whether review is needed. 17017 // Hence, if a new user is added we have to propagate dangerous 17018 // permission grants for these legacy apps. 17019 if (Build.PERMISSIONS_REVIEW_REQUIRED) { 17020 updatePermissionsLPw(null, null, UPDATE_PERMISSIONS_ALL 17021 | UPDATE_PERMISSIONS_REPLACE_ALL); 17022 } 17023 } 17024 17025 @Override 17026 public VerifierDeviceIdentity getVerifierDeviceIdentity() throws RemoteException { 17027 mContext.enforceCallingOrSelfPermission( 17028 android.Manifest.permission.PACKAGE_VERIFICATION_AGENT, 17029 "Only package verification agents can read the verifier device identity"); 17030 17031 synchronized (mPackages) { 17032 return mSettings.getVerifierDeviceIdentityLPw(); 17033 } 17034 } 17035 17036 @Override 17037 public void setPermissionEnforced(String permission, boolean enforced) { 17038 // TODO: Now that we no longer change GID for storage, this should to away. 17039 mContext.enforceCallingOrSelfPermission(Manifest.permission.GRANT_RUNTIME_PERMISSIONS, 17040 "setPermissionEnforced"); 17041 if (READ_EXTERNAL_STORAGE.equals(permission)) { 17042 synchronized (mPackages) { 17043 if (mSettings.mReadExternalStorageEnforced == null 17044 || mSettings.mReadExternalStorageEnforced != enforced) { 17045 mSettings.mReadExternalStorageEnforced = enforced; 17046 mSettings.writeLPr(); 17047 } 17048 } 17049 // kill any non-foreground processes so we restart them and 17050 // grant/revoke the GID. 17051 final IActivityManager am = ActivityManagerNative.getDefault(); 17052 if (am != null) { 17053 final long token = Binder.clearCallingIdentity(); 17054 try { 17055 am.killProcessesBelowForeground("setPermissionEnforcement"); 17056 } catch (RemoteException e) { 17057 } finally { 17058 Binder.restoreCallingIdentity(token); 17059 } 17060 } 17061 } else { 17062 throw new IllegalArgumentException("No selective enforcement for " + permission); 17063 } 17064 } 17065 17066 @Override 17067 @Deprecated 17068 public boolean isPermissionEnforced(String permission) { 17069 return true; 17070 } 17071 17072 @Override 17073 public boolean isStorageLow() { 17074 final long token = Binder.clearCallingIdentity(); 17075 try { 17076 final DeviceStorageMonitorInternal 17077 dsm = LocalServices.getService(DeviceStorageMonitorInternal.class); 17078 if (dsm != null) { 17079 return dsm.isMemoryLow(); 17080 } else { 17081 return false; 17082 } 17083 } finally { 17084 Binder.restoreCallingIdentity(token); 17085 } 17086 } 17087 17088 @Override 17089 public IPackageInstaller getPackageInstaller() { 17090 return mInstallerService; 17091 } 17092 17093 private boolean userNeedsBadging(int userId) { 17094 int index = mUserNeedsBadging.indexOfKey(userId); 17095 if (index < 0) { 17096 final UserInfo userInfo; 17097 final long token = Binder.clearCallingIdentity(); 17098 try { 17099 userInfo = sUserManager.getUserInfo(userId); 17100 } finally { 17101 Binder.restoreCallingIdentity(token); 17102 } 17103 final boolean b; 17104 if (userInfo != null && userInfo.isManagedProfile()) { 17105 b = true; 17106 } else { 17107 b = false; 17108 } 17109 mUserNeedsBadging.put(userId, b); 17110 return b; 17111 } 17112 return mUserNeedsBadging.valueAt(index); 17113 } 17114 17115 @Override 17116 public KeySet getKeySetByAlias(String packageName, String alias) { 17117 if (packageName == null || alias == null) { 17118 return null; 17119 } 17120 synchronized(mPackages) { 17121 final PackageParser.Package pkg = mPackages.get(packageName); 17122 if (pkg == null) { 17123 Slog.w(TAG, "KeySet requested for unknown package:" + packageName); 17124 throw new IllegalArgumentException("Unknown package: " + packageName); 17125 } 17126 KeySetManagerService ksms = mSettings.mKeySetManagerService; 17127 return new KeySet(ksms.getKeySetByAliasAndPackageNameLPr(packageName, alias)); 17128 } 17129 } 17130 17131 @Override 17132 public KeySet getSigningKeySet(String packageName) { 17133 if (packageName == null) { 17134 return null; 17135 } 17136 synchronized(mPackages) { 17137 final PackageParser.Package pkg = mPackages.get(packageName); 17138 if (pkg == null) { 17139 Slog.w(TAG, "KeySet requested for unknown package:" + packageName); 17140 throw new IllegalArgumentException("Unknown package: " + packageName); 17141 } 17142 if (pkg.applicationInfo.uid != Binder.getCallingUid() 17143 && Process.SYSTEM_UID != Binder.getCallingUid()) { 17144 throw new SecurityException("May not access signing KeySet of other apps."); 17145 } 17146 KeySetManagerService ksms = mSettings.mKeySetManagerService; 17147 return new KeySet(ksms.getSigningKeySetByPackageNameLPr(packageName)); 17148 } 17149 } 17150 17151 @Override 17152 public boolean isPackageSignedByKeySet(String packageName, KeySet ks) { 17153 if (packageName == null || ks == null) { 17154 return false; 17155 } 17156 synchronized(mPackages) { 17157 final PackageParser.Package pkg = mPackages.get(packageName); 17158 if (pkg == null) { 17159 Slog.w(TAG, "KeySet requested for unknown package:" + packageName); 17160 throw new IllegalArgumentException("Unknown package: " + packageName); 17161 } 17162 IBinder ksh = ks.getToken(); 17163 if (ksh instanceof KeySetHandle) { 17164 KeySetManagerService ksms = mSettings.mKeySetManagerService; 17165 return ksms.packageIsSignedByLPr(packageName, (KeySetHandle) ksh); 17166 } 17167 return false; 17168 } 17169 } 17170 17171 @Override 17172 public boolean isPackageSignedByKeySetExactly(String packageName, KeySet ks) { 17173 if (packageName == null || ks == null) { 17174 return false; 17175 } 17176 synchronized(mPackages) { 17177 final PackageParser.Package pkg = mPackages.get(packageName); 17178 if (pkg == null) { 17179 Slog.w(TAG, "KeySet requested for unknown package:" + packageName); 17180 throw new IllegalArgumentException("Unknown package: " + packageName); 17181 } 17182 IBinder ksh = ks.getToken(); 17183 if (ksh instanceof KeySetHandle) { 17184 KeySetManagerService ksms = mSettings.mKeySetManagerService; 17185 return ksms.packageIsSignedByExactlyLPr(packageName, (KeySetHandle) ksh); 17186 } 17187 return false; 17188 } 17189 } 17190 17191 private void deletePackageIfUnusedLPr(final String packageName) { 17192 PackageSetting ps = mSettings.mPackages.get(packageName); 17193 if (ps == null) { 17194 return; 17195 } 17196 if (!ps.isAnyInstalled(sUserManager.getUserIds())) { 17197 // TODO Implement atomic delete if package is unused 17198 // It is currently possible that the package will be deleted even if it is installed 17199 // after this method returns. 17200 mHandler.post(new Runnable() { 17201 public void run() { 17202 deletePackageX(packageName, 0, PackageManager.DELETE_ALL_USERS); 17203 } 17204 }); 17205 } 17206 } 17207 17208 /** 17209 * Check and throw if the given before/after packages would be considered a 17210 * downgrade. 17211 */ 17212 private static void checkDowngrade(PackageParser.Package before, PackageInfoLite after) 17213 throws PackageManagerException { 17214 if (after.versionCode < before.mVersionCode) { 17215 throw new PackageManagerException(INSTALL_FAILED_VERSION_DOWNGRADE, 17216 "Update version code " + after.versionCode + " is older than current " 17217 + before.mVersionCode); 17218 } else if (after.versionCode == before.mVersionCode) { 17219 if (after.baseRevisionCode < before.baseRevisionCode) { 17220 throw new PackageManagerException(INSTALL_FAILED_VERSION_DOWNGRADE, 17221 "Update base revision code " + after.baseRevisionCode 17222 + " is older than current " + before.baseRevisionCode); 17223 } 17224 17225 if (!ArrayUtils.isEmpty(after.splitNames)) { 17226 for (int i = 0; i < after.splitNames.length; i++) { 17227 final String splitName = after.splitNames[i]; 17228 final int j = ArrayUtils.indexOf(before.splitNames, splitName); 17229 if (j != -1) { 17230 if (after.splitRevisionCodes[i] < before.splitRevisionCodes[j]) { 17231 throw new PackageManagerException(INSTALL_FAILED_VERSION_DOWNGRADE, 17232 "Update split " + splitName + " revision code " 17233 + after.splitRevisionCodes[i] + " is older than current " 17234 + before.splitRevisionCodes[j]); 17235 } 17236 } 17237 } 17238 } 17239 } 17240 } 17241 17242 private static class MoveCallbacks extends Handler { 17243 private static final int MSG_CREATED = 1; 17244 private static final int MSG_STATUS_CHANGED = 2; 17245 17246 private final RemoteCallbackList<IPackageMoveObserver> 17247 mCallbacks = new RemoteCallbackList<>(); 17248 17249 private final SparseIntArray mLastStatus = new SparseIntArray(); 17250 17251 public MoveCallbacks(Looper looper) { 17252 super(looper); 17253 } 17254 17255 public void register(IPackageMoveObserver callback) { 17256 mCallbacks.register(callback); 17257 } 17258 17259 public void unregister(IPackageMoveObserver callback) { 17260 mCallbacks.unregister(callback); 17261 } 17262 17263 @Override 17264 public void handleMessage(Message msg) { 17265 final SomeArgs args = (SomeArgs) msg.obj; 17266 final int n = mCallbacks.beginBroadcast(); 17267 for (int i = 0; i < n; i++) { 17268 final IPackageMoveObserver callback = mCallbacks.getBroadcastItem(i); 17269 try { 17270 invokeCallback(callback, msg.what, args); 17271 } catch (RemoteException ignored) { 17272 } 17273 } 17274 mCallbacks.finishBroadcast(); 17275 args.recycle(); 17276 } 17277 17278 private void invokeCallback(IPackageMoveObserver callback, int what, SomeArgs args) 17279 throws RemoteException { 17280 switch (what) { 17281 case MSG_CREATED: { 17282 callback.onCreated(args.argi1, (Bundle) args.arg2); 17283 break; 17284 } 17285 case MSG_STATUS_CHANGED: { 17286 callback.onStatusChanged(args.argi1, args.argi2, (long) args.arg3); 17287 break; 17288 } 17289 } 17290 } 17291 17292 private void notifyCreated(int moveId, Bundle extras) { 17293 Slog.v(TAG, "Move " + moveId + " created " + extras.toString()); 17294 17295 final SomeArgs args = SomeArgs.obtain(); 17296 args.argi1 = moveId; 17297 args.arg2 = extras; 17298 obtainMessage(MSG_CREATED, args).sendToTarget(); 17299 } 17300 17301 private void notifyStatusChanged(int moveId, int status) { 17302 notifyStatusChanged(moveId, status, -1); 17303 } 17304 17305 private void notifyStatusChanged(int moveId, int status, long estMillis) { 17306 Slog.v(TAG, "Move " + moveId + " status " + status); 17307 17308 final SomeArgs args = SomeArgs.obtain(); 17309 args.argi1 = moveId; 17310 args.argi2 = status; 17311 args.arg3 = estMillis; 17312 obtainMessage(MSG_STATUS_CHANGED, args).sendToTarget(); 17313 17314 synchronized (mLastStatus) { 17315 mLastStatus.put(moveId, status); 17316 } 17317 } 17318 } 17319 17320 private final class OnPermissionChangeListeners extends Handler { 17321 private static final int MSG_ON_PERMISSIONS_CHANGED = 1; 17322 17323 private final RemoteCallbackList<IOnPermissionsChangeListener> mPermissionListeners = 17324 new RemoteCallbackList<>(); 17325 17326 public OnPermissionChangeListeners(Looper looper) { 17327 super(looper); 17328 } 17329 17330 @Override 17331 public void handleMessage(Message msg) { 17332 switch (msg.what) { 17333 case MSG_ON_PERMISSIONS_CHANGED: { 17334 final int uid = msg.arg1; 17335 handleOnPermissionsChanged(uid); 17336 } break; 17337 } 17338 } 17339 17340 public void addListenerLocked(IOnPermissionsChangeListener listener) { 17341 mPermissionListeners.register(listener); 17342 17343 } 17344 17345 public void removeListenerLocked(IOnPermissionsChangeListener listener) { 17346 mPermissionListeners.unregister(listener); 17347 } 17348 17349 public void onPermissionsChanged(int uid) { 17350 if (mPermissionListeners.getRegisteredCallbackCount() > 0) { 17351 obtainMessage(MSG_ON_PERMISSIONS_CHANGED, uid, 0).sendToTarget(); 17352 } 17353 } 17354 17355 private void handleOnPermissionsChanged(int uid) { 17356 final int count = mPermissionListeners.beginBroadcast(); 17357 try { 17358 for (int i = 0; i < count; i++) { 17359 IOnPermissionsChangeListener callback = mPermissionListeners 17360 .getBroadcastItem(i); 17361 try { 17362 callback.onPermissionsChanged(uid); 17363 } catch (RemoteException e) { 17364 Log.e(TAG, "Permission listener is dead", e); 17365 } 17366 } 17367 } finally { 17368 mPermissionListeners.finishBroadcast(); 17369 } 17370 } 17371 } 17372 17373 private class PackageManagerInternalImpl extends PackageManagerInternal { 17374 @Override 17375 public void setLocationPackagesProvider(PackagesProvider provider) { 17376 synchronized (mPackages) { 17377 mDefaultPermissionPolicy.setLocationPackagesProviderLPw(provider); 17378 } 17379 } 17380 17381 @Override 17382 public void setImePackagesProvider(PackagesProvider provider) { 17383 synchronized (mPackages) { 17384 mDefaultPermissionPolicy.setImePackagesProviderLPr(provider); 17385 } 17386 } 17387 17388 @Override 17389 public void setVoiceInteractionPackagesProvider(PackagesProvider provider) { 17390 synchronized (mPackages) { 17391 mDefaultPermissionPolicy.setVoiceInteractionPackagesProviderLPw(provider); 17392 } 17393 } 17394 17395 @Override 17396 public void setSmsAppPackagesProvider(PackagesProvider provider) { 17397 synchronized (mPackages) { 17398 mDefaultPermissionPolicy.setSmsAppPackagesProviderLPw(provider); 17399 } 17400 } 17401 17402 @Override 17403 public void setDialerAppPackagesProvider(PackagesProvider provider) { 17404 synchronized (mPackages) { 17405 mDefaultPermissionPolicy.setDialerAppPackagesProviderLPw(provider); 17406 } 17407 } 17408 17409 @Override 17410 public void setSimCallManagerPackagesProvider(PackagesProvider provider) { 17411 synchronized (mPackages) { 17412 mDefaultPermissionPolicy.setSimCallManagerPackagesProviderLPw(provider); 17413 } 17414 } 17415 17416 @Override 17417 public void setSyncAdapterPackagesprovider(SyncAdapterPackagesProvider provider) { 17418 synchronized (mPackages) { 17419 mDefaultPermissionPolicy.setSyncAdapterPackagesProviderLPw(provider); 17420 } 17421 } 17422 17423 @Override 17424 public void grantDefaultPermissionsToDefaultSmsApp(String packageName, int userId) { 17425 synchronized (mPackages) { 17426 mDefaultPermissionPolicy.grantDefaultPermissionsToDefaultSmsAppLPr( 17427 packageName, userId); 17428 } 17429 } 17430 17431 @Override 17432 public void grantDefaultPermissionsToDefaultDialerApp(String packageName, int userId) { 17433 synchronized (mPackages) { 17434 mDefaultPermissionPolicy.grantDefaultPermissionsToDefaultDialerAppLPr( 17435 packageName, userId); 17436 } 17437 } 17438 17439 @Override 17440 public void grantDefaultPermissionsToDefaultSimCallManager(String packageName, int userId) { 17441 synchronized (mPackages) { 17442 mDefaultPermissionPolicy.grantDefaultPermissionsToDefaultSimCallManagerLPr( 17443 packageName, userId); 17444 } 17445 } 17446 17447 @Override 17448 public void setKeepUninstalledPackages(final List<String> packageList) { 17449 Preconditions.checkNotNull(packageList); 17450 List<String> removedFromList = null; 17451 synchronized (mPackages) { 17452 if (mKeepUninstalledPackages != null) { 17453 final int packagesCount = mKeepUninstalledPackages.size(); 17454 for (int i = 0; i < packagesCount; i++) { 17455 String oldPackage = mKeepUninstalledPackages.get(i); 17456 if (packageList != null && packageList.contains(oldPackage)) { 17457 continue; 17458 } 17459 if (removedFromList == null) { 17460 removedFromList = new ArrayList<>(); 17461 } 17462 removedFromList.add(oldPackage); 17463 } 17464 } 17465 mKeepUninstalledPackages = new ArrayList<>(packageList); 17466 if (removedFromList != null) { 17467 final int removedCount = removedFromList.size(); 17468 for (int i = 0; i < removedCount; i++) { 17469 deletePackageIfUnusedLPr(removedFromList.get(i)); 17470 } 17471 } 17472 } 17473 } 17474 17475 @Override 17476 public boolean isPermissionsReviewRequired(String packageName, int userId) { 17477 synchronized (mPackages) { 17478 // If we do not support permission review, done. 17479 if (!Build.PERMISSIONS_REVIEW_REQUIRED) { 17480 return false; 17481 } 17482 17483 PackageSetting packageSetting = mSettings.mPackages.get(packageName); 17484 if (packageSetting == null) { 17485 return false; 17486 } 17487 17488 // Permission review applies only to apps not supporting the new permission model. 17489 if (packageSetting.pkg.applicationInfo.targetSdkVersion >= Build.VERSION_CODES.M) { 17490 return false; 17491 } 17492 17493 // Legacy apps have the permission and get user consent on launch. 17494 PermissionsState permissionsState = packageSetting.getPermissionsState(); 17495 return permissionsState.isPermissionReviewRequired(userId); 17496 } 17497 } 17498 } 17499 17500 @Override 17501 public void grantDefaultPermissionsToEnabledCarrierApps(String[] packageNames, int userId) { 17502 enforceSystemOrPhoneCaller("grantPermissionsToEnabledCarrierApps"); 17503 synchronized (mPackages) { 17504 final long identity = Binder.clearCallingIdentity(); 17505 try { 17506 mDefaultPermissionPolicy.grantDefaultPermissionsToEnabledCarrierAppsLPr( 17507 packageNames, userId); 17508 } finally { 17509 Binder.restoreCallingIdentity(identity); 17510 } 17511 } 17512 } 17513 17514 private static void enforceSystemOrPhoneCaller(String tag) { 17515 int callingUid = Binder.getCallingUid(); 17516 if (callingUid != Process.PHONE_UID && callingUid != Process.SYSTEM_UID) { 17517 throw new SecurityException( 17518 "Cannot call " + tag + " from UID " + callingUid); 17519 } 17520 } 17521} 17522