PackageManagerService.java revision 16c268ee90b36defa86ad24f030d7b5a73df2933
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_REVOKE_ON_UPGRADE; 30import static android.content.pm.PackageManager.FLAG_PERMISSION_SYSTEM_FIXED; 31import static android.content.pm.PackageManager.FLAG_PERMISSION_USER_FIXED; 32import static android.content.pm.PackageManager.FLAG_PERMISSION_USER_SET; 33import static android.content.pm.PackageManager.INSTALL_EXTERNAL; 34import static android.content.pm.PackageManager.INSTALL_FAILED_ALREADY_EXISTS; 35import static android.content.pm.PackageManager.INSTALL_FAILED_CONFLICTING_PROVIDER; 36import static android.content.pm.PackageManager.INSTALL_FAILED_DEXOPT; 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_INSUFFICIENT_STORAGE; 40import static android.content.pm.PackageManager.INSTALL_FAILED_INTERNAL_ERROR; 41import static android.content.pm.PackageManager.INSTALL_FAILED_INVALID_APK; 42import static android.content.pm.PackageManager.INSTALL_FAILED_INVALID_INSTALL_LOCATION; 43import static android.content.pm.PackageManager.INSTALL_FAILED_MISSING_SHARED_LIBRARY; 44import static android.content.pm.PackageManager.INSTALL_FAILED_PACKAGE_CHANGED; 45import static android.content.pm.PackageManager.INSTALL_FAILED_REPLACE_COULDNT_DELETE; 46import static android.content.pm.PackageManager.INSTALL_FAILED_SHARED_USER_INCOMPATIBLE; 47import static android.content.pm.PackageManager.INSTALL_FAILED_TEST_ONLY; 48import static android.content.pm.PackageManager.INSTALL_FAILED_UID_CHANGED; 49import static android.content.pm.PackageManager.INSTALL_FAILED_UPDATE_INCOMPATIBLE; 50import static android.content.pm.PackageManager.INSTALL_FAILED_USER_RESTRICTED; 51import static android.content.pm.PackageManager.INSTALL_FAILED_VERSION_DOWNGRADE; 52import static android.content.pm.PackageManager.INSTALL_FORWARD_LOCK; 53import static android.content.pm.PackageManager.INSTALL_INTERNAL; 54import static android.content.pm.PackageManager.INSTALL_PARSE_FAILED_INCONSISTENT_CERTIFICATES; 55import static android.content.pm.PackageManager.INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_ALWAYS; 56import static android.content.pm.PackageManager.INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_ASK; 57import static android.content.pm.PackageManager.INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_NEVER; 58import static android.content.pm.PackageManager.INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_UNDEFINED; 59import static android.content.pm.PackageManager.MATCH_ALL; 60import static android.content.pm.PackageManager.MOVE_FAILED_DOESNT_EXIST; 61import static android.content.pm.PackageManager.MOVE_FAILED_INTERNAL_ERROR; 62import static android.content.pm.PackageManager.MOVE_FAILED_OPERATION_PENDING; 63import static android.content.pm.PackageManager.MOVE_FAILED_SYSTEM_PACKAGE; 64import static android.content.pm.PackageManager.PERMISSION_DENIED; 65import static android.content.pm.PackageManager.PERMISSION_GRANTED; 66import static android.content.pm.PackageParser.isApkFile; 67import static android.os.Process.PACKAGE_INFO_GID; 68import static android.os.Process.SYSTEM_UID; 69import static android.system.OsConstants.O_CREAT; 70import static android.system.OsConstants.O_RDWR; 71import static com.android.internal.app.IntentForwarderActivity.FORWARD_INTENT_TO_MANAGED_PROFILE; 72import static com.android.internal.app.IntentForwarderActivity.FORWARD_INTENT_TO_USER_OWNER; 73import static com.android.internal.content.NativeLibraryHelper.LIB64_DIR_NAME; 74import static com.android.internal.content.NativeLibraryHelper.LIB_DIR_NAME; 75import static com.android.internal.util.ArrayUtils.appendInt; 76import static com.android.server.pm.InstructionSets.getAppDexInstructionSets; 77import static com.android.server.pm.InstructionSets.getDexCodeInstructionSet; 78import static com.android.server.pm.InstructionSets.getDexCodeInstructionSets; 79import static com.android.server.pm.InstructionSets.getPreferredInstructionSet; 80import static com.android.server.pm.InstructionSets.getPrimaryInstructionSet; 81import static com.android.server.pm.PermissionsState.PERMISSION_OPERATION_FAILURE; 82import static com.android.server.pm.PermissionsState.PERMISSION_OPERATION_SUCCESS; 83import static com.android.server.pm.PermissionsState.PERMISSION_OPERATION_SUCCESS_GIDS_CHANGED; 84 85import android.Manifest; 86import android.app.ActivityManager; 87import android.app.ActivityManagerNative; 88import android.app.AppGlobals; 89import android.app.IActivityManager; 90import android.app.admin.IDevicePolicyManager; 91import android.app.backup.IBackupManager; 92import android.app.usage.UsageStats; 93import android.app.usage.UsageStatsManager; 94import android.content.BroadcastReceiver; 95import android.content.ComponentName; 96import android.content.Context; 97import android.content.IIntentReceiver; 98import android.content.Intent; 99import android.content.IntentFilter; 100import android.content.IntentSender; 101import android.content.IntentSender.SendIntentException; 102import android.content.ServiceConnection; 103import android.content.pm.ActivityInfo; 104import android.content.pm.ApplicationInfo; 105import android.content.pm.FeatureInfo; 106import android.content.pm.IOnPermissionsChangeListener; 107import android.content.pm.IPackageDataObserver; 108import android.content.pm.IPackageDeleteObserver; 109import android.content.pm.IPackageDeleteObserver2; 110import android.content.pm.IPackageInstallObserver2; 111import android.content.pm.IPackageInstaller; 112import android.content.pm.IPackageManager; 113import android.content.pm.IPackageMoveObserver; 114import android.content.pm.IPackageStatsObserver; 115import android.content.pm.InstrumentationInfo; 116import android.content.pm.IntentFilterVerificationInfo; 117import android.content.pm.KeySet; 118import android.content.pm.ManifestDigest; 119import android.content.pm.PackageCleanItem; 120import android.content.pm.PackageInfo; 121import android.content.pm.PackageInfoLite; 122import android.content.pm.PackageInstaller; 123import android.content.pm.PackageManager; 124import android.content.pm.PackageManager.LegacyPackageDeleteObserver; 125import android.content.pm.PackageManagerInternal; 126import android.content.pm.PackageParser; 127import android.content.pm.PackageParser.ActivityIntentInfo; 128import android.content.pm.PackageParser.PackageLite; 129import android.content.pm.PackageParser.PackageParserException; 130import android.content.pm.PackageStats; 131import android.content.pm.PackageUserState; 132import android.content.pm.ParceledListSlice; 133import android.content.pm.PermissionGroupInfo; 134import android.content.pm.PermissionInfo; 135import android.content.pm.ProviderInfo; 136import android.content.pm.ResolveInfo; 137import android.content.pm.ServiceInfo; 138import android.content.pm.Signature; 139import android.content.pm.UserInfo; 140import android.content.pm.VerificationParams; 141import android.content.pm.VerifierDeviceIdentity; 142import android.content.pm.VerifierInfo; 143import android.content.res.Resources; 144import android.hardware.display.DisplayManager; 145import android.net.Uri; 146import android.os.Debug; 147import android.os.Binder; 148import android.os.Build; 149import android.os.Bundle; 150import android.os.Environment; 151import android.os.Environment.UserEnvironment; 152import android.os.FileUtils; 153import android.os.Handler; 154import android.os.IBinder; 155import android.os.Looper; 156import android.os.Message; 157import android.os.Parcel; 158import android.os.ParcelFileDescriptor; 159import android.os.Process; 160import android.os.RemoteCallbackList; 161import android.os.RemoteException; 162import android.os.SELinux; 163import android.os.ServiceManager; 164import android.os.SystemClock; 165import android.os.SystemProperties; 166import android.os.UserHandle; 167import android.os.UserManager; 168import android.os.storage.IMountService; 169import android.os.storage.MountServiceInternal; 170import android.os.storage.StorageEventListener; 171import android.os.storage.StorageManager; 172import android.os.storage.VolumeInfo; 173import android.os.storage.VolumeRecord; 174import android.security.KeyStore; 175import android.security.SystemKeyStore; 176import android.system.ErrnoException; 177import android.system.Os; 178import android.system.StructStat; 179import android.text.TextUtils; 180import android.text.format.DateUtils; 181import android.util.ArrayMap; 182import android.util.ArraySet; 183import android.util.AtomicFile; 184import android.util.DisplayMetrics; 185import android.util.EventLog; 186import android.util.ExceptionUtils; 187import android.util.Log; 188import android.util.LogPrinter; 189import android.util.MathUtils; 190import android.util.PrintStreamPrinter; 191import android.util.Slog; 192import android.util.SparseArray; 193import android.util.SparseBooleanArray; 194import android.util.SparseIntArray; 195import android.util.Xml; 196import android.view.Display; 197 198import dalvik.system.DexFile; 199import dalvik.system.VMRuntime; 200 201import libcore.io.IoUtils; 202import libcore.util.EmptyArray; 203 204import com.android.internal.R; 205import com.android.internal.annotations.GuardedBy; 206import com.android.internal.app.IMediaContainerService; 207import com.android.internal.app.ResolverActivity; 208import com.android.internal.content.NativeLibraryHelper; 209import com.android.internal.content.PackageHelper; 210import com.android.internal.os.IParcelFileDescriptorFactory; 211import com.android.internal.os.SomeArgs; 212import com.android.internal.os.Zygote; 213import com.android.internal.util.ArrayUtils; 214import com.android.internal.util.FastPrintWriter; 215import com.android.internal.util.FastXmlSerializer; 216import com.android.internal.util.IndentingPrintWriter; 217import com.android.internal.util.Preconditions; 218import com.android.server.EventLogTags; 219import com.android.server.FgThread; 220import com.android.server.IntentResolver; 221import com.android.server.LocalServices; 222import com.android.server.ServiceThread; 223import com.android.server.SystemConfig; 224import com.android.server.Watchdog; 225import com.android.server.pm.PermissionsState.PermissionState; 226import com.android.server.pm.Settings.DatabaseVersion; 227import com.android.server.storage.DeviceStorageMonitorInternal; 228 229import org.xmlpull.v1.XmlPullParser; 230import org.xmlpull.v1.XmlPullParserException; 231import org.xmlpull.v1.XmlSerializer; 232 233import java.io.BufferedInputStream; 234import java.io.BufferedOutputStream; 235import java.io.BufferedReader; 236import java.io.ByteArrayInputStream; 237import java.io.ByteArrayOutputStream; 238import java.io.File; 239import java.io.FileDescriptor; 240import java.io.FileNotFoundException; 241import java.io.FileOutputStream; 242import java.io.FileReader; 243import java.io.FilenameFilter; 244import java.io.IOException; 245import java.io.InputStream; 246import java.io.PrintWriter; 247import java.nio.charset.StandardCharsets; 248import java.security.NoSuchAlgorithmException; 249import java.security.PublicKey; 250import java.security.cert.CertificateEncodingException; 251import java.security.cert.CertificateException; 252import java.text.SimpleDateFormat; 253import java.util.ArrayList; 254import java.util.Arrays; 255import java.util.Collection; 256import java.util.Collections; 257import java.util.Comparator; 258import java.util.Date; 259import java.util.Iterator; 260import java.util.List; 261import java.util.Map; 262import java.util.Objects; 263import java.util.Set; 264import java.util.concurrent.CountDownLatch; 265import java.util.concurrent.TimeUnit; 266import java.util.concurrent.atomic.AtomicBoolean; 267import java.util.concurrent.atomic.AtomicInteger; 268import java.util.concurrent.atomic.AtomicLong; 269 270/** 271 * Keep track of all those .apks everywhere. 272 * 273 * This is very central to the platform's security; please run the unit 274 * tests whenever making modifications here: 275 * 276runtest -c android.content.pm.PackageManagerTests frameworks-core 277 * 278 * {@hide} 279 */ 280public class PackageManagerService extends IPackageManager.Stub { 281 static final String TAG = "PackageManager"; 282 static final boolean DEBUG_SETTINGS = false; 283 static final boolean DEBUG_PREFERRED = false; 284 static final boolean DEBUG_UPGRADE = false; 285 static final boolean DEBUG_DOMAIN_VERIFICATION = false; 286 private static final boolean DEBUG_BACKUP = false; 287 private static final boolean DEBUG_INSTALL = false; 288 private static final boolean DEBUG_REMOVE = false; 289 private static final boolean DEBUG_BROADCASTS = false; 290 private static final boolean DEBUG_SHOW_INFO = false; 291 private static final boolean DEBUG_PACKAGE_INFO = false; 292 private static final boolean DEBUG_INTENT_MATCHING = false; 293 private static final boolean DEBUG_PACKAGE_SCANNING = false; 294 private static final boolean DEBUG_VERIFY = false; 295 private static final boolean DEBUG_DEXOPT = false; 296 private static final boolean DEBUG_ABI_SELECTION = false; 297 298 static final boolean CLEAR_RUNTIME_PERMISSIONS_ON_UPGRADE = Build.IS_DEBUGGABLE; 299 300 private static final int RADIO_UID = Process.PHONE_UID; 301 private static final int LOG_UID = Process.LOG_UID; 302 private static final int NFC_UID = Process.NFC_UID; 303 private static final int BLUETOOTH_UID = Process.BLUETOOTH_UID; 304 private static final int SHELL_UID = Process.SHELL_UID; 305 306 // Cap the size of permission trees that 3rd party apps can define 307 private static final int MAX_PERMISSION_TREE_FOOTPRINT = 32768; // characters of text 308 309 // Suffix used during package installation when copying/moving 310 // package apks to install directory. 311 private static final String INSTALL_PACKAGE_SUFFIX = "-"; 312 313 static final int SCAN_NO_DEX = 1<<1; 314 static final int SCAN_FORCE_DEX = 1<<2; 315 static final int SCAN_UPDATE_SIGNATURE = 1<<3; 316 static final int SCAN_NEW_INSTALL = 1<<4; 317 static final int SCAN_NO_PATHS = 1<<5; 318 static final int SCAN_UPDATE_TIME = 1<<6; 319 static final int SCAN_DEFER_DEX = 1<<7; 320 static final int SCAN_BOOTING = 1<<8; 321 static final int SCAN_TRUSTED_OVERLAY = 1<<9; 322 static final int SCAN_DELETE_DATA_ON_FAILURES = 1<<10; 323 static final int SCAN_REQUIRE_KNOWN = 1<<12; 324 static final int SCAN_MOVE = 1<<13; 325 static final int SCAN_INITIAL = 1<<14; 326 327 static final int REMOVE_CHATTY = 1<<16; 328 329 private static final int[] EMPTY_INT_ARRAY = new int[0]; 330 331 /** 332 * Timeout (in milliseconds) after which the watchdog should declare that 333 * our handler thread is wedged. The usual default for such things is one 334 * minute but we sometimes do very lengthy I/O operations on this thread, 335 * such as installing multi-gigabyte applications, so ours needs to be longer. 336 */ 337 private static final long WATCHDOG_TIMEOUT = 1000*60*10; // ten minutes 338 339 /** 340 * Wall-clock timeout (in milliseconds) after which we *require* that an fstrim 341 * be run on this device. We use the value in the Settings.Global.MANDATORY_FSTRIM_INTERVAL 342 * settings entry if available, otherwise we use the hardcoded default. If it's been 343 * more than this long since the last fstrim, we force one during the boot sequence. 344 * 345 * This backstops other fstrim scheduling: if the device is alive at midnight+idle, 346 * one gets run at the next available charging+idle time. This final mandatory 347 * no-fstrim check kicks in only of the other scheduling criteria is never met. 348 */ 349 private static final long DEFAULT_MANDATORY_FSTRIM_INTERVAL = 3 * DateUtils.DAY_IN_MILLIS; 350 351 /** 352 * Whether verification is enabled by default. 353 */ 354 private static final boolean DEFAULT_VERIFY_ENABLE = true; 355 356 /** 357 * The default maximum time to wait for the verification agent to return in 358 * milliseconds. 359 */ 360 private static final long DEFAULT_VERIFICATION_TIMEOUT = 10 * 1000; 361 362 /** 363 * The default response for package verification timeout. 364 * 365 * This can be either PackageManager.VERIFICATION_ALLOW or 366 * PackageManager.VERIFICATION_REJECT. 367 */ 368 private static final int DEFAULT_VERIFICATION_RESPONSE = PackageManager.VERIFICATION_ALLOW; 369 370 static final String DEFAULT_CONTAINER_PACKAGE = "com.android.defcontainer"; 371 372 static final ComponentName DEFAULT_CONTAINER_COMPONENT = new ComponentName( 373 DEFAULT_CONTAINER_PACKAGE, 374 "com.android.defcontainer.DefaultContainerService"); 375 376 private static final String KILL_APP_REASON_GIDS_CHANGED = 377 "permission grant or revoke changed gids"; 378 379 private static final String KILL_APP_REASON_PERMISSIONS_REVOKED = 380 "permissions revoked"; 381 382 private static final String PACKAGE_MIME_TYPE = "application/vnd.android.package-archive"; 383 384 private static final String VENDOR_OVERLAY_DIR = "/vendor/overlay"; 385 386 /** Permission grant: not grant the permission. */ 387 private static final int GRANT_DENIED = 1; 388 389 /** Permission grant: grant the permission as an install permission. */ 390 private static final int GRANT_INSTALL = 2; 391 392 /** Permission grant: grant the permission as an install permission for a legacy app. */ 393 private static final int GRANT_INSTALL_LEGACY = 3; 394 395 /** Permission grant: grant the permission as a runtime one. */ 396 private static final int GRANT_RUNTIME = 4; 397 398 /** Permission grant: grant as runtime a permission that was granted as an install time one. */ 399 private static final int GRANT_UPGRADE = 5; 400 401 /** Canonical intent used to identify what counts as a "web browser" app */ 402 private static final Intent sBrowserIntent; 403 static { 404 sBrowserIntent = new Intent(); 405 sBrowserIntent.setAction(Intent.ACTION_VIEW); 406 sBrowserIntent.addCategory(Intent.CATEGORY_BROWSABLE); 407 sBrowserIntent.setData(Uri.parse("http:")); 408 } 409 410 final ServiceThread mHandlerThread; 411 412 final PackageHandler mHandler; 413 414 /** 415 * Messages for {@link #mHandler} that need to wait for system ready before 416 * being dispatched. 417 */ 418 private ArrayList<Message> mPostSystemReadyMessages; 419 420 final int mSdkVersion = Build.VERSION.SDK_INT; 421 422 final Context mContext; 423 final boolean mFactoryTest; 424 final boolean mOnlyCore; 425 final boolean mLazyDexOpt; 426 final long mDexOptLRUThresholdInMills; 427 final DisplayMetrics mMetrics; 428 final int mDefParseFlags; 429 final String[] mSeparateProcesses; 430 final boolean mIsUpgrade; 431 432 // This is where all application persistent data goes. 433 final File mAppDataDir; 434 435 // This is where all application persistent data goes for secondary users. 436 final File mUserAppDataDir; 437 438 /** The location for ASEC container files on internal storage. */ 439 final String mAsecInternalPath; 440 441 // Used for privilege escalation. MUST NOT BE CALLED WITH mPackages 442 // LOCK HELD. Can be called with mInstallLock held. 443 @GuardedBy("mInstallLock") 444 final Installer mInstaller; 445 446 /** Directory where installed third-party apps stored */ 447 final File mAppInstallDir; 448 449 /** 450 * Directory to which applications installed internally have their 451 * 32 bit native libraries copied. 452 */ 453 private File mAppLib32InstallDir; 454 455 // Directory containing the private parts (e.g. code and non-resource assets) of forward-locked 456 // apps. 457 final File mDrmAppPrivateInstallDir; 458 459 // ---------------------------------------------------------------- 460 461 // Lock for state used when installing and doing other long running 462 // operations. Methods that must be called with this lock held have 463 // the suffix "LI". 464 final Object mInstallLock = new Object(); 465 466 // ---------------------------------------------------------------- 467 468 // Keys are String (package name), values are Package. This also serves 469 // as the lock for the global state. Methods that must be called with 470 // this lock held have the prefix "LP". 471 @GuardedBy("mPackages") 472 final ArrayMap<String, PackageParser.Package> mPackages = 473 new ArrayMap<String, PackageParser.Package>(); 474 475 // Tracks available target package names -> overlay package paths. 476 final ArrayMap<String, ArrayMap<String, PackageParser.Package>> mOverlays = 477 new ArrayMap<String, ArrayMap<String, PackageParser.Package>>(); 478 479 /** 480 * Tracks new system packages [receiving in an OTA] that we expect to 481 * find updated user-installed versions. Keys are package name, values 482 * are package location. 483 */ 484 final private ArrayMap<String, File> mExpectingBetter = new ArrayMap<>(); 485 486 final Settings mSettings; 487 boolean mRestoredSettings; 488 489 // System configuration read by SystemConfig. 490 final int[] mGlobalGids; 491 final SparseArray<ArraySet<String>> mSystemPermissions; 492 final ArrayMap<String, FeatureInfo> mAvailableFeatures; 493 494 // If mac_permissions.xml was found for seinfo labeling. 495 boolean mFoundPolicyFile; 496 497 // If a recursive restorecon of /data/data/<pkg> is needed. 498 private boolean mShouldRestoreconData = SELinuxMMAC.shouldRestorecon(); 499 500 public static final class SharedLibraryEntry { 501 public final String path; 502 public final String apk; 503 504 SharedLibraryEntry(String _path, String _apk) { 505 path = _path; 506 apk = _apk; 507 } 508 } 509 510 // Currently known shared libraries. 511 final ArrayMap<String, SharedLibraryEntry> mSharedLibraries = 512 new ArrayMap<String, SharedLibraryEntry>(); 513 514 // All available activities, for your resolving pleasure. 515 final ActivityIntentResolver mActivities = 516 new ActivityIntentResolver(); 517 518 // All available receivers, for your resolving pleasure. 519 final ActivityIntentResolver mReceivers = 520 new ActivityIntentResolver(); 521 522 // All available services, for your resolving pleasure. 523 final ServiceIntentResolver mServices = new ServiceIntentResolver(); 524 525 // All available providers, for your resolving pleasure. 526 final ProviderIntentResolver mProviders = new ProviderIntentResolver(); 527 528 // Mapping from provider base names (first directory in content URI codePath) 529 // to the provider information. 530 final ArrayMap<String, PackageParser.Provider> mProvidersByAuthority = 531 new ArrayMap<String, PackageParser.Provider>(); 532 533 // Mapping from instrumentation class names to info about them. 534 final ArrayMap<ComponentName, PackageParser.Instrumentation> mInstrumentation = 535 new ArrayMap<ComponentName, PackageParser.Instrumentation>(); 536 537 // Mapping from permission names to info about them. 538 final ArrayMap<String, PackageParser.PermissionGroup> mPermissionGroups = 539 new ArrayMap<String, PackageParser.PermissionGroup>(); 540 541 // Packages whose data we have transfered into another package, thus 542 // should no longer exist. 543 final ArraySet<String> mTransferedPackages = new ArraySet<String>(); 544 545 // Broadcast actions that are only available to the system. 546 final ArraySet<String> mProtectedBroadcasts = new ArraySet<String>(); 547 548 /** List of packages waiting for verification. */ 549 final SparseArray<PackageVerificationState> mPendingVerification 550 = new SparseArray<PackageVerificationState>(); 551 552 /** Set of packages associated with each app op permission. */ 553 final ArrayMap<String, ArraySet<String>> mAppOpPermissionPackages = new ArrayMap<>(); 554 555 final PackageInstallerService mInstallerService; 556 557 private final PackageDexOptimizer mPackageDexOptimizer; 558 559 private AtomicInteger mNextMoveId = new AtomicInteger(); 560 private final MoveCallbacks mMoveCallbacks; 561 562 private final OnPermissionChangeListeners mOnPermissionChangeListeners; 563 564 // Cache of users who need badging. 565 SparseBooleanArray mUserNeedsBadging = new SparseBooleanArray(); 566 567 /** Token for keys in mPendingVerification. */ 568 private int mPendingVerificationToken = 0; 569 570 volatile boolean mSystemReady; 571 volatile boolean mSafeMode; 572 volatile boolean mHasSystemUidErrors; 573 574 ApplicationInfo mAndroidApplication; 575 final ActivityInfo mResolveActivity = new ActivityInfo(); 576 final ResolveInfo mResolveInfo = new ResolveInfo(); 577 ComponentName mResolveComponentName; 578 PackageParser.Package mPlatformPackage; 579 ComponentName mCustomResolverComponentName; 580 581 boolean mResolverReplaced = false; 582 583 private final ComponentName mIntentFilterVerifierComponent; 584 private int mIntentFilterVerificationToken = 0; 585 586 final SparseArray<IntentFilterVerificationState> mIntentFilterVerificationStates 587 = new SparseArray<IntentFilterVerificationState>(); 588 589 final DefaultPermissionGrantPolicy mDefaultPermissionPolicy = 590 new DefaultPermissionGrantPolicy(this); 591 592 private static class IFVerificationParams { 593 PackageParser.Package pkg; 594 boolean replacing; 595 int userId; 596 int verifierUid; 597 598 public IFVerificationParams(PackageParser.Package _pkg, boolean _replacing, 599 int _userId, int _verifierUid) { 600 pkg = _pkg; 601 replacing = _replacing; 602 userId = _userId; 603 replacing = _replacing; 604 verifierUid = _verifierUid; 605 } 606 } 607 608 private interface IntentFilterVerifier<T extends IntentFilter> { 609 boolean addOneIntentFilterVerification(int verifierId, int userId, int verificationId, 610 T filter, String packageName); 611 void startVerifications(int userId); 612 void receiveVerificationResponse(int verificationId); 613 } 614 615 private class IntentVerifierProxy implements IntentFilterVerifier<ActivityIntentInfo> { 616 private Context mContext; 617 private ComponentName mIntentFilterVerifierComponent; 618 private ArrayList<Integer> mCurrentIntentFilterVerifications = new ArrayList<Integer>(); 619 620 public IntentVerifierProxy(Context context, ComponentName verifierComponent) { 621 mContext = context; 622 mIntentFilterVerifierComponent = verifierComponent; 623 } 624 625 private String getDefaultScheme() { 626 return IntentFilter.SCHEME_HTTPS; 627 } 628 629 @Override 630 public void startVerifications(int userId) { 631 // Launch verifications requests 632 int count = mCurrentIntentFilterVerifications.size(); 633 for (int n=0; n<count; n++) { 634 int verificationId = mCurrentIntentFilterVerifications.get(n); 635 final IntentFilterVerificationState ivs = 636 mIntentFilterVerificationStates.get(verificationId); 637 638 String packageName = ivs.getPackageName(); 639 640 ArrayList<PackageParser.ActivityIntentInfo> filters = ivs.getFilters(); 641 final int filterCount = filters.size(); 642 ArraySet<String> domainsSet = new ArraySet<>(); 643 for (int m=0; m<filterCount; m++) { 644 PackageParser.ActivityIntentInfo filter = filters.get(m); 645 domainsSet.addAll(filter.getHostsList()); 646 } 647 ArrayList<String> domainsList = new ArrayList<>(domainsSet); 648 synchronized (mPackages) { 649 if (mSettings.createIntentFilterVerificationIfNeededLPw( 650 packageName, domainsList) != null) { 651 scheduleWriteSettingsLocked(); 652 } 653 } 654 sendVerificationRequest(userId, verificationId, ivs); 655 } 656 mCurrentIntentFilterVerifications.clear(); 657 } 658 659 private void sendVerificationRequest(int userId, int verificationId, 660 IntentFilterVerificationState ivs) { 661 662 Intent verificationIntent = new Intent(Intent.ACTION_INTENT_FILTER_NEEDS_VERIFICATION); 663 verificationIntent.putExtra( 664 PackageManager.EXTRA_INTENT_FILTER_VERIFICATION_ID, 665 verificationId); 666 verificationIntent.putExtra( 667 PackageManager.EXTRA_INTENT_FILTER_VERIFICATION_URI_SCHEME, 668 getDefaultScheme()); 669 verificationIntent.putExtra( 670 PackageManager.EXTRA_INTENT_FILTER_VERIFICATION_HOSTS, 671 ivs.getHostsString()); 672 verificationIntent.putExtra( 673 PackageManager.EXTRA_INTENT_FILTER_VERIFICATION_PACKAGE_NAME, 674 ivs.getPackageName()); 675 verificationIntent.setComponent(mIntentFilterVerifierComponent); 676 verificationIntent.addFlags(Intent.FLAG_RECEIVER_FOREGROUND); 677 678 UserHandle user = new UserHandle(userId); 679 mContext.sendBroadcastAsUser(verificationIntent, user); 680 if (DEBUG_DOMAIN_VERIFICATION) Slog.d(TAG, 681 "Sending IntentFilter verification broadcast"); 682 } 683 684 public void receiveVerificationResponse(int verificationId) { 685 IntentFilterVerificationState ivs = mIntentFilterVerificationStates.get(verificationId); 686 687 final boolean verified = ivs.isVerified(); 688 689 ArrayList<PackageParser.ActivityIntentInfo> filters = ivs.getFilters(); 690 final int count = filters.size(); 691 if (DEBUG_DOMAIN_VERIFICATION) { 692 Slog.i(TAG, "Received verification response " + verificationId 693 + " for " + count + " filters, verified=" + verified); 694 } 695 for (int n=0; n<count; n++) { 696 PackageParser.ActivityIntentInfo filter = filters.get(n); 697 filter.setVerified(verified); 698 699 if (DEBUG_DOMAIN_VERIFICATION) Slog.d(TAG, "IntentFilter " + filter.toString() 700 + " verified with result:" + verified + " and hosts:" 701 + ivs.getHostsString()); 702 } 703 704 mIntentFilterVerificationStates.remove(verificationId); 705 706 final String packageName = ivs.getPackageName(); 707 IntentFilterVerificationInfo ivi = null; 708 709 synchronized (mPackages) { 710 ivi = mSettings.getIntentFilterVerificationLPr(packageName); 711 } 712 if (ivi == null) { 713 Slog.w(TAG, "IntentFilterVerificationInfo not found for verificationId:" 714 + verificationId + " packageName:" + packageName); 715 return; 716 } 717 if (DEBUG_DOMAIN_VERIFICATION) Slog.d(TAG, 718 "Updating IntentFilterVerificationInfo for package " + packageName 719 +" verificationId:" + verificationId); 720 721 synchronized (mPackages) { 722 if (verified) { 723 ivi.setStatus(INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_ALWAYS); 724 } else { 725 ivi.setStatus(INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_ASK); 726 } 727 scheduleWriteSettingsLocked(); 728 729 final int userId = ivs.getUserId(); 730 if (userId != UserHandle.USER_ALL) { 731 final int userStatus = 732 mSettings.getIntentFilterVerificationStatusLPr(packageName, userId); 733 734 int updatedStatus = INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_UNDEFINED; 735 boolean needUpdate = false; 736 737 // We cannot override the STATUS_ALWAYS / STATUS_NEVER states if they have 738 // already been set by the User thru the Disambiguation dialog 739 switch (userStatus) { 740 case INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_UNDEFINED: 741 if (verified) { 742 updatedStatus = INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_ALWAYS; 743 } else { 744 updatedStatus = INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_ASK; 745 } 746 needUpdate = true; 747 break; 748 749 case INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_ASK: 750 if (verified) { 751 updatedStatus = INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_ALWAYS; 752 needUpdate = true; 753 } 754 break; 755 756 default: 757 // Nothing to do 758 } 759 760 if (needUpdate) { 761 mSettings.updateIntentFilterVerificationStatusLPw( 762 packageName, updatedStatus, userId); 763 scheduleWritePackageRestrictionsLocked(userId); 764 } 765 } 766 } 767 } 768 769 @Override 770 public boolean addOneIntentFilterVerification(int verifierUid, int userId, int verificationId, 771 ActivityIntentInfo filter, String packageName) { 772 if (!hasValidDomains(filter)) { 773 return false; 774 } 775 IntentFilterVerificationState ivs = mIntentFilterVerificationStates.get(verificationId); 776 if (ivs == null) { 777 ivs = createDomainVerificationState(verifierUid, userId, verificationId, 778 packageName); 779 } 780 if (DEBUG_DOMAIN_VERIFICATION) { 781 Slog.d(TAG, "Adding verification filter for " + packageName + " : " + filter); 782 } 783 ivs.addFilter(filter); 784 return true; 785 } 786 787 private IntentFilterVerificationState createDomainVerificationState(int verifierUid, 788 int userId, int verificationId, String packageName) { 789 IntentFilterVerificationState ivs = new IntentFilterVerificationState( 790 verifierUid, userId, packageName); 791 ivs.setPendingState(); 792 synchronized (mPackages) { 793 mIntentFilterVerificationStates.append(verificationId, ivs); 794 mCurrentIntentFilterVerifications.add(verificationId); 795 } 796 return ivs; 797 } 798 } 799 800 private static boolean hasValidDomains(ActivityIntentInfo filter) { 801 return filter.hasCategory(Intent.CATEGORY_BROWSABLE) 802 && (filter.hasDataScheme(IntentFilter.SCHEME_HTTP) || 803 filter.hasDataScheme(IntentFilter.SCHEME_HTTPS)); 804 } 805 806 private IntentFilterVerifier mIntentFilterVerifier; 807 808 // Set of pending broadcasts for aggregating enable/disable of components. 809 static class PendingPackageBroadcasts { 810 // for each user id, a map of <package name -> components within that package> 811 final SparseArray<ArrayMap<String, ArrayList<String>>> mUidMap; 812 813 public PendingPackageBroadcasts() { 814 mUidMap = new SparseArray<ArrayMap<String, ArrayList<String>>>(2); 815 } 816 817 public ArrayList<String> get(int userId, String packageName) { 818 ArrayMap<String, ArrayList<String>> packages = getOrAllocate(userId); 819 return packages.get(packageName); 820 } 821 822 public void put(int userId, String packageName, ArrayList<String> components) { 823 ArrayMap<String, ArrayList<String>> packages = getOrAllocate(userId); 824 packages.put(packageName, components); 825 } 826 827 public void remove(int userId, String packageName) { 828 ArrayMap<String, ArrayList<String>> packages = mUidMap.get(userId); 829 if (packages != null) { 830 packages.remove(packageName); 831 } 832 } 833 834 public void remove(int userId) { 835 mUidMap.remove(userId); 836 } 837 838 public int userIdCount() { 839 return mUidMap.size(); 840 } 841 842 public int userIdAt(int n) { 843 return mUidMap.keyAt(n); 844 } 845 846 public ArrayMap<String, ArrayList<String>> packagesForUserId(int userId) { 847 return mUidMap.get(userId); 848 } 849 850 public int size() { 851 // total number of pending broadcast entries across all userIds 852 int num = 0; 853 for (int i = 0; i< mUidMap.size(); i++) { 854 num += mUidMap.valueAt(i).size(); 855 } 856 return num; 857 } 858 859 public void clear() { 860 mUidMap.clear(); 861 } 862 863 private ArrayMap<String, ArrayList<String>> getOrAllocate(int userId) { 864 ArrayMap<String, ArrayList<String>> map = mUidMap.get(userId); 865 if (map == null) { 866 map = new ArrayMap<String, ArrayList<String>>(); 867 mUidMap.put(userId, map); 868 } 869 return map; 870 } 871 } 872 final PendingPackageBroadcasts mPendingBroadcasts = new PendingPackageBroadcasts(); 873 874 // Service Connection to remote media container service to copy 875 // package uri's from external media onto secure containers 876 // or internal storage. 877 private IMediaContainerService mContainerService = null; 878 879 static final int SEND_PENDING_BROADCAST = 1; 880 static final int MCS_BOUND = 3; 881 static final int END_COPY = 4; 882 static final int INIT_COPY = 5; 883 static final int MCS_UNBIND = 6; 884 static final int START_CLEANING_PACKAGE = 7; 885 static final int FIND_INSTALL_LOC = 8; 886 static final int POST_INSTALL = 9; 887 static final int MCS_RECONNECT = 10; 888 static final int MCS_GIVE_UP = 11; 889 static final int UPDATED_MEDIA_STATUS = 12; 890 static final int WRITE_SETTINGS = 13; 891 static final int WRITE_PACKAGE_RESTRICTIONS = 14; 892 static final int PACKAGE_VERIFIED = 15; 893 static final int CHECK_PENDING_VERIFICATION = 16; 894 static final int START_INTENT_FILTER_VERIFICATIONS = 17; 895 static final int INTENT_FILTER_VERIFIED = 18; 896 897 static final int WRITE_SETTINGS_DELAY = 10*1000; // 10 seconds 898 899 // Delay time in millisecs 900 static final int BROADCAST_DELAY = 10 * 1000; 901 902 static UserManagerService sUserManager; 903 904 // Stores a list of users whose package restrictions file needs to be updated 905 private ArraySet<Integer> mDirtyUsers = new ArraySet<Integer>(); 906 907 final private DefaultContainerConnection mDefContainerConn = 908 new DefaultContainerConnection(); 909 class DefaultContainerConnection implements ServiceConnection { 910 public void onServiceConnected(ComponentName name, IBinder service) { 911 if (DEBUG_SD_INSTALL) Log.i(TAG, "onServiceConnected"); 912 IMediaContainerService imcs = 913 IMediaContainerService.Stub.asInterface(service); 914 mHandler.sendMessage(mHandler.obtainMessage(MCS_BOUND, imcs)); 915 } 916 917 public void onServiceDisconnected(ComponentName name) { 918 if (DEBUG_SD_INSTALL) Log.i(TAG, "onServiceDisconnected"); 919 } 920 } 921 922 // Recordkeeping of restore-after-install operations that are currently in flight 923 // between the Package Manager and the Backup Manager 924 class PostInstallData { 925 public InstallArgs args; 926 public PackageInstalledInfo res; 927 928 PostInstallData(InstallArgs _a, PackageInstalledInfo _r) { 929 args = _a; 930 res = _r; 931 } 932 } 933 934 final SparseArray<PostInstallData> mRunningInstalls = new SparseArray<PostInstallData>(); 935 int mNextInstallToken = 1; // nonzero; will be wrapped back to 1 when ++ overflows 936 937 // XML tags for backup/restore of various bits of state 938 private static final String TAG_PREFERRED_BACKUP = "pa"; 939 private static final String TAG_DEFAULT_APPS = "da"; 940 private static final String TAG_INTENT_FILTER_VERIFICATION = "iv"; 941 942 final String mRequiredVerifierPackage; 943 final String mRequiredInstallerPackage; 944 945 private final PackageUsage mPackageUsage = new PackageUsage(); 946 947 private class PackageUsage { 948 private static final int WRITE_INTERVAL 949 = (DEBUG_DEXOPT) ? 0 : 30*60*1000; // 30m in ms 950 951 private final Object mFileLock = new Object(); 952 private final AtomicLong mLastWritten = new AtomicLong(0); 953 private final AtomicBoolean mBackgroundWriteRunning = new AtomicBoolean(false); 954 955 private boolean mIsHistoricalPackageUsageAvailable = true; 956 957 boolean isHistoricalPackageUsageAvailable() { 958 return mIsHistoricalPackageUsageAvailable; 959 } 960 961 void write(boolean force) { 962 if (force) { 963 writeInternal(); 964 return; 965 } 966 if (SystemClock.elapsedRealtime() - mLastWritten.get() < WRITE_INTERVAL 967 && !DEBUG_DEXOPT) { 968 return; 969 } 970 if (mBackgroundWriteRunning.compareAndSet(false, true)) { 971 new Thread("PackageUsage_DiskWriter") { 972 @Override 973 public void run() { 974 try { 975 writeInternal(); 976 } finally { 977 mBackgroundWriteRunning.set(false); 978 } 979 } 980 }.start(); 981 } 982 } 983 984 private void writeInternal() { 985 synchronized (mPackages) { 986 synchronized (mFileLock) { 987 AtomicFile file = getFile(); 988 FileOutputStream f = null; 989 try { 990 f = file.startWrite(); 991 BufferedOutputStream out = new BufferedOutputStream(f); 992 FileUtils.setPermissions(file.getBaseFile().getPath(), 0640, SYSTEM_UID, PACKAGE_INFO_GID); 993 StringBuilder sb = new StringBuilder(); 994 for (PackageParser.Package pkg : mPackages.values()) { 995 if (pkg.mLastPackageUsageTimeInMills == 0) { 996 continue; 997 } 998 sb.setLength(0); 999 sb.append(pkg.packageName); 1000 sb.append(' '); 1001 sb.append((long)pkg.mLastPackageUsageTimeInMills); 1002 sb.append('\n'); 1003 out.write(sb.toString().getBytes(StandardCharsets.US_ASCII)); 1004 } 1005 out.flush(); 1006 file.finishWrite(f); 1007 } catch (IOException e) { 1008 if (f != null) { 1009 file.failWrite(f); 1010 } 1011 Log.e(TAG, "Failed to write package usage times", e); 1012 } 1013 } 1014 } 1015 mLastWritten.set(SystemClock.elapsedRealtime()); 1016 } 1017 1018 void readLP() { 1019 synchronized (mFileLock) { 1020 AtomicFile file = getFile(); 1021 BufferedInputStream in = null; 1022 try { 1023 in = new BufferedInputStream(file.openRead()); 1024 StringBuffer sb = new StringBuffer(); 1025 while (true) { 1026 String packageName = readToken(in, sb, ' '); 1027 if (packageName == null) { 1028 break; 1029 } 1030 String timeInMillisString = readToken(in, sb, '\n'); 1031 if (timeInMillisString == null) { 1032 throw new IOException("Failed to find last usage time for package " 1033 + packageName); 1034 } 1035 PackageParser.Package pkg = mPackages.get(packageName); 1036 if (pkg == null) { 1037 continue; 1038 } 1039 long timeInMillis; 1040 try { 1041 timeInMillis = Long.parseLong(timeInMillisString.toString()); 1042 } catch (NumberFormatException e) { 1043 throw new IOException("Failed to parse " + timeInMillisString 1044 + " as a long.", e); 1045 } 1046 pkg.mLastPackageUsageTimeInMills = timeInMillis; 1047 } 1048 } catch (FileNotFoundException expected) { 1049 mIsHistoricalPackageUsageAvailable = false; 1050 } catch (IOException e) { 1051 Log.w(TAG, "Failed to read package usage times", e); 1052 } finally { 1053 IoUtils.closeQuietly(in); 1054 } 1055 } 1056 mLastWritten.set(SystemClock.elapsedRealtime()); 1057 } 1058 1059 private String readToken(InputStream in, StringBuffer sb, char endOfToken) 1060 throws IOException { 1061 sb.setLength(0); 1062 while (true) { 1063 int ch = in.read(); 1064 if (ch == -1) { 1065 if (sb.length() == 0) { 1066 return null; 1067 } 1068 throw new IOException("Unexpected EOF"); 1069 } 1070 if (ch == endOfToken) { 1071 return sb.toString(); 1072 } 1073 sb.append((char)ch); 1074 } 1075 } 1076 1077 private AtomicFile getFile() { 1078 File dataDir = Environment.getDataDirectory(); 1079 File systemDir = new File(dataDir, "system"); 1080 File fname = new File(systemDir, "package-usage.list"); 1081 return new AtomicFile(fname); 1082 } 1083 } 1084 1085 class PackageHandler extends Handler { 1086 private boolean mBound = false; 1087 final ArrayList<HandlerParams> mPendingInstalls = 1088 new ArrayList<HandlerParams>(); 1089 1090 private boolean connectToService() { 1091 if (DEBUG_SD_INSTALL) Log.i(TAG, "Trying to bind to" + 1092 " DefaultContainerService"); 1093 Intent service = new Intent().setComponent(DEFAULT_CONTAINER_COMPONENT); 1094 Process.setThreadPriority(Process.THREAD_PRIORITY_DEFAULT); 1095 if (mContext.bindServiceAsUser(service, mDefContainerConn, 1096 Context.BIND_AUTO_CREATE, UserHandle.OWNER)) { 1097 Process.setThreadPriority(Process.THREAD_PRIORITY_BACKGROUND); 1098 mBound = true; 1099 return true; 1100 } 1101 Process.setThreadPriority(Process.THREAD_PRIORITY_BACKGROUND); 1102 return false; 1103 } 1104 1105 private void disconnectService() { 1106 mContainerService = null; 1107 mBound = false; 1108 Process.setThreadPriority(Process.THREAD_PRIORITY_DEFAULT); 1109 mContext.unbindService(mDefContainerConn); 1110 Process.setThreadPriority(Process.THREAD_PRIORITY_BACKGROUND); 1111 } 1112 1113 PackageHandler(Looper looper) { 1114 super(looper); 1115 } 1116 1117 public void handleMessage(Message msg) { 1118 try { 1119 doHandleMessage(msg); 1120 } finally { 1121 Process.setThreadPriority(Process.THREAD_PRIORITY_BACKGROUND); 1122 } 1123 } 1124 1125 void doHandleMessage(Message msg) { 1126 switch (msg.what) { 1127 case INIT_COPY: { 1128 HandlerParams params = (HandlerParams) msg.obj; 1129 int idx = mPendingInstalls.size(); 1130 if (DEBUG_INSTALL) Slog.i(TAG, "init_copy idx=" + idx + ": " + params); 1131 // If a bind was already initiated we dont really 1132 // need to do anything. The pending install 1133 // will be processed later on. 1134 if (!mBound) { 1135 // If this is the only one pending we might 1136 // have to bind to the service again. 1137 if (!connectToService()) { 1138 Slog.e(TAG, "Failed to bind to media container service"); 1139 params.serviceError(); 1140 return; 1141 } else { 1142 // Once we bind to the service, the first 1143 // pending request will be processed. 1144 mPendingInstalls.add(idx, params); 1145 } 1146 } else { 1147 mPendingInstalls.add(idx, params); 1148 // Already bound to the service. Just make 1149 // sure we trigger off processing the first request. 1150 if (idx == 0) { 1151 mHandler.sendEmptyMessage(MCS_BOUND); 1152 } 1153 } 1154 break; 1155 } 1156 case MCS_BOUND: { 1157 if (DEBUG_INSTALL) Slog.i(TAG, "mcs_bound"); 1158 if (msg.obj != null) { 1159 mContainerService = (IMediaContainerService) msg.obj; 1160 } 1161 if (mContainerService == null) { 1162 if (!mBound) { 1163 // Something seriously wrong since we are not bound and we are not 1164 // waiting for connection. Bail out. 1165 Slog.e(TAG, "Cannot bind to media container service"); 1166 for (HandlerParams params : mPendingInstalls) { 1167 // Indicate service bind error 1168 params.serviceError(); 1169 } 1170 mPendingInstalls.clear(); 1171 } else { 1172 Slog.w(TAG, "Waiting to connect to media container service"); 1173 } 1174 } else if (mPendingInstalls.size() > 0) { 1175 HandlerParams params = mPendingInstalls.get(0); 1176 if (params != null) { 1177 if (params.startCopy()) { 1178 // We are done... look for more work or to 1179 // go idle. 1180 if (DEBUG_SD_INSTALL) Log.i(TAG, 1181 "Checking for more work or unbind..."); 1182 // Delete pending install 1183 if (mPendingInstalls.size() > 0) { 1184 mPendingInstalls.remove(0); 1185 } 1186 if (mPendingInstalls.size() == 0) { 1187 if (mBound) { 1188 if (DEBUG_SD_INSTALL) Log.i(TAG, 1189 "Posting delayed MCS_UNBIND"); 1190 removeMessages(MCS_UNBIND); 1191 Message ubmsg = obtainMessage(MCS_UNBIND); 1192 // Unbind after a little delay, to avoid 1193 // continual thrashing. 1194 sendMessageDelayed(ubmsg, 10000); 1195 } 1196 } else { 1197 // There are more pending requests in queue. 1198 // Just post MCS_BOUND message to trigger processing 1199 // of next pending install. 1200 if (DEBUG_SD_INSTALL) Log.i(TAG, 1201 "Posting MCS_BOUND for next work"); 1202 mHandler.sendEmptyMessage(MCS_BOUND); 1203 } 1204 } 1205 } 1206 } else { 1207 // Should never happen ideally. 1208 Slog.w(TAG, "Empty queue"); 1209 } 1210 break; 1211 } 1212 case MCS_RECONNECT: { 1213 if (DEBUG_INSTALL) Slog.i(TAG, "mcs_reconnect"); 1214 if (mPendingInstalls.size() > 0) { 1215 if (mBound) { 1216 disconnectService(); 1217 } 1218 if (!connectToService()) { 1219 Slog.e(TAG, "Failed to bind to media container service"); 1220 for (HandlerParams params : mPendingInstalls) { 1221 // Indicate service bind error 1222 params.serviceError(); 1223 } 1224 mPendingInstalls.clear(); 1225 } 1226 } 1227 break; 1228 } 1229 case MCS_UNBIND: { 1230 // If there is no actual work left, then time to unbind. 1231 if (DEBUG_INSTALL) Slog.i(TAG, "mcs_unbind"); 1232 1233 if (mPendingInstalls.size() == 0 && mPendingVerification.size() == 0) { 1234 if (mBound) { 1235 if (DEBUG_INSTALL) Slog.i(TAG, "calling disconnectService()"); 1236 1237 disconnectService(); 1238 } 1239 } else if (mPendingInstalls.size() > 0) { 1240 // There are more pending requests in queue. 1241 // Just post MCS_BOUND message to trigger processing 1242 // of next pending install. 1243 mHandler.sendEmptyMessage(MCS_BOUND); 1244 } 1245 1246 break; 1247 } 1248 case MCS_GIVE_UP: { 1249 if (DEBUG_INSTALL) Slog.i(TAG, "mcs_giveup too many retries"); 1250 mPendingInstalls.remove(0); 1251 break; 1252 } 1253 case SEND_PENDING_BROADCAST: { 1254 String packages[]; 1255 ArrayList<String> components[]; 1256 int size = 0; 1257 int uids[]; 1258 Process.setThreadPriority(Process.THREAD_PRIORITY_DEFAULT); 1259 synchronized (mPackages) { 1260 if (mPendingBroadcasts == null) { 1261 return; 1262 } 1263 size = mPendingBroadcasts.size(); 1264 if (size <= 0) { 1265 // Nothing to be done. Just return 1266 return; 1267 } 1268 packages = new String[size]; 1269 components = new ArrayList[size]; 1270 uids = new int[size]; 1271 int i = 0; // filling out the above arrays 1272 1273 for (int n = 0; n < mPendingBroadcasts.userIdCount(); n++) { 1274 int packageUserId = mPendingBroadcasts.userIdAt(n); 1275 Iterator<Map.Entry<String, ArrayList<String>>> it 1276 = mPendingBroadcasts.packagesForUserId(packageUserId) 1277 .entrySet().iterator(); 1278 while (it.hasNext() && i < size) { 1279 Map.Entry<String, ArrayList<String>> ent = it.next(); 1280 packages[i] = ent.getKey(); 1281 components[i] = ent.getValue(); 1282 PackageSetting ps = mSettings.mPackages.get(ent.getKey()); 1283 uids[i] = (ps != null) 1284 ? UserHandle.getUid(packageUserId, ps.appId) 1285 : -1; 1286 i++; 1287 } 1288 } 1289 size = i; 1290 mPendingBroadcasts.clear(); 1291 } 1292 // Send broadcasts 1293 for (int i = 0; i < size; i++) { 1294 sendPackageChangedBroadcast(packages[i], true, components[i], uids[i]); 1295 } 1296 Process.setThreadPriority(Process.THREAD_PRIORITY_BACKGROUND); 1297 break; 1298 } 1299 case START_CLEANING_PACKAGE: { 1300 Process.setThreadPriority(Process.THREAD_PRIORITY_DEFAULT); 1301 final String packageName = (String)msg.obj; 1302 final int userId = msg.arg1; 1303 final boolean andCode = msg.arg2 != 0; 1304 synchronized (mPackages) { 1305 if (userId == UserHandle.USER_ALL) { 1306 int[] users = sUserManager.getUserIds(); 1307 for (int user : users) { 1308 mSettings.addPackageToCleanLPw( 1309 new PackageCleanItem(user, packageName, andCode)); 1310 } 1311 } else { 1312 mSettings.addPackageToCleanLPw( 1313 new PackageCleanItem(userId, packageName, andCode)); 1314 } 1315 } 1316 Process.setThreadPriority(Process.THREAD_PRIORITY_BACKGROUND); 1317 startCleaningPackages(); 1318 } break; 1319 case POST_INSTALL: { 1320 if (DEBUG_INSTALL) Log.v(TAG, "Handling post-install for " + msg.arg1); 1321 PostInstallData data = mRunningInstalls.get(msg.arg1); 1322 mRunningInstalls.delete(msg.arg1); 1323 boolean deleteOld = false; 1324 1325 if (data != null) { 1326 InstallArgs args = data.args; 1327 PackageInstalledInfo res = data.res; 1328 1329 if (res.returnCode == PackageManager.INSTALL_SUCCEEDED) { 1330 final String packageName = res.pkg.applicationInfo.packageName; 1331 res.removedInfo.sendBroadcast(false, true, false); 1332 Bundle extras = new Bundle(1); 1333 extras.putInt(Intent.EXTRA_UID, res.uid); 1334 1335 // Now that we successfully installed the package, grant runtime 1336 // permissions if requested before broadcasting the install. 1337 if ((args.installFlags 1338 & PackageManager.INSTALL_GRANT_RUNTIME_PERMISSIONS) != 0) { 1339 grantRequestedRuntimePermissions(res.pkg, args.user.getIdentifier(), 1340 args.installGrantPermissions); 1341 } 1342 1343 // Determine the set of users who are adding this 1344 // package for the first time vs. those who are seeing 1345 // an update. 1346 int[] firstUsers; 1347 int[] updateUsers = new int[0]; 1348 if (res.origUsers == null || res.origUsers.length == 0) { 1349 firstUsers = res.newUsers; 1350 } else { 1351 firstUsers = new int[0]; 1352 for (int i=0; i<res.newUsers.length; i++) { 1353 int user = res.newUsers[i]; 1354 boolean isNew = true; 1355 for (int j=0; j<res.origUsers.length; j++) { 1356 if (res.origUsers[j] == user) { 1357 isNew = false; 1358 break; 1359 } 1360 } 1361 if (isNew) { 1362 int[] newFirst = new int[firstUsers.length+1]; 1363 System.arraycopy(firstUsers, 0, newFirst, 0, 1364 firstUsers.length); 1365 newFirst[firstUsers.length] = user; 1366 firstUsers = newFirst; 1367 } else { 1368 int[] newUpdate = new int[updateUsers.length+1]; 1369 System.arraycopy(updateUsers, 0, newUpdate, 0, 1370 updateUsers.length); 1371 newUpdate[updateUsers.length] = user; 1372 updateUsers = newUpdate; 1373 } 1374 } 1375 } 1376 sendPackageBroadcast(Intent.ACTION_PACKAGE_ADDED, 1377 packageName, extras, null, null, firstUsers); 1378 final boolean update = res.removedInfo.removedPackage != null; 1379 if (update) { 1380 extras.putBoolean(Intent.EXTRA_REPLACING, true); 1381 } 1382 sendPackageBroadcast(Intent.ACTION_PACKAGE_ADDED, 1383 packageName, extras, null, null, updateUsers); 1384 if (update) { 1385 sendPackageBroadcast(Intent.ACTION_PACKAGE_REPLACED, 1386 packageName, extras, null, null, updateUsers); 1387 sendPackageBroadcast(Intent.ACTION_MY_PACKAGE_REPLACED, 1388 null, null, packageName, null, updateUsers); 1389 1390 // treat asec-hosted packages like removable media on upgrade 1391 if (res.pkg.isForwardLocked() || isExternal(res.pkg)) { 1392 if (DEBUG_INSTALL) { 1393 Slog.i(TAG, "upgrading pkg " + res.pkg 1394 + " is ASEC-hosted -> AVAILABLE"); 1395 } 1396 int[] uidArray = new int[] { res.pkg.applicationInfo.uid }; 1397 ArrayList<String> pkgList = new ArrayList<String>(1); 1398 pkgList.add(packageName); 1399 sendResourcesChangedBroadcast(true, true, 1400 pkgList,uidArray, null); 1401 } 1402 } 1403 if (res.removedInfo.args != null) { 1404 // Remove the replaced package's older resources safely now 1405 deleteOld = true; 1406 } 1407 1408 // If this app is a browser and it's newly-installed for some 1409 // users, clear any default-browser state in those users 1410 if (firstUsers.length > 0) { 1411 // the app's nature doesn't depend on the user, so we can just 1412 // check its browser nature in any user and generalize. 1413 if (packageIsBrowser(packageName, firstUsers[0])) { 1414 synchronized (mPackages) { 1415 for (int userId : firstUsers) { 1416 mSettings.setDefaultBrowserPackageNameLPw(null, userId); 1417 } 1418 } 1419 } 1420 } 1421 // Log current value of "unknown sources" setting 1422 EventLog.writeEvent(EventLogTags.UNKNOWN_SOURCES_ENABLED, 1423 getUnknownSourcesSettings()); 1424 } 1425 // Force a gc to clear up things 1426 Runtime.getRuntime().gc(); 1427 // We delete after a gc for applications on sdcard. 1428 if (deleteOld) { 1429 synchronized (mInstallLock) { 1430 res.removedInfo.args.doPostDeleteLI(true); 1431 } 1432 } 1433 if (args.observer != null) { 1434 try { 1435 Bundle extras = extrasForInstallResult(res); 1436 args.observer.onPackageInstalled(res.name, res.returnCode, 1437 res.returnMsg, extras); 1438 } catch (RemoteException e) { 1439 Slog.i(TAG, "Observer no longer exists."); 1440 } 1441 } 1442 } else { 1443 Slog.e(TAG, "Bogus post-install token " + msg.arg1); 1444 } 1445 } break; 1446 case UPDATED_MEDIA_STATUS: { 1447 if (DEBUG_SD_INSTALL) Log.i(TAG, "Got message UPDATED_MEDIA_STATUS"); 1448 boolean reportStatus = msg.arg1 == 1; 1449 boolean doGc = msg.arg2 == 1; 1450 if (DEBUG_SD_INSTALL) Log.i(TAG, "reportStatus=" + reportStatus + ", doGc = " + doGc); 1451 if (doGc) { 1452 // Force a gc to clear up stale containers. 1453 Runtime.getRuntime().gc(); 1454 } 1455 if (msg.obj != null) { 1456 @SuppressWarnings("unchecked") 1457 Set<AsecInstallArgs> args = (Set<AsecInstallArgs>) msg.obj; 1458 if (DEBUG_SD_INSTALL) Log.i(TAG, "Unloading all containers"); 1459 // Unload containers 1460 unloadAllContainers(args); 1461 } 1462 if (reportStatus) { 1463 try { 1464 if (DEBUG_SD_INSTALL) Log.i(TAG, "Invoking MountService call back"); 1465 PackageHelper.getMountService().finishMediaUpdate(); 1466 } catch (RemoteException e) { 1467 Log.e(TAG, "MountService not running?"); 1468 } 1469 } 1470 } break; 1471 case WRITE_SETTINGS: { 1472 Process.setThreadPriority(Process.THREAD_PRIORITY_DEFAULT); 1473 synchronized (mPackages) { 1474 removeMessages(WRITE_SETTINGS); 1475 removeMessages(WRITE_PACKAGE_RESTRICTIONS); 1476 mSettings.writeLPr(); 1477 mDirtyUsers.clear(); 1478 } 1479 Process.setThreadPriority(Process.THREAD_PRIORITY_BACKGROUND); 1480 } break; 1481 case WRITE_PACKAGE_RESTRICTIONS: { 1482 Process.setThreadPriority(Process.THREAD_PRIORITY_DEFAULT); 1483 synchronized (mPackages) { 1484 removeMessages(WRITE_PACKAGE_RESTRICTIONS); 1485 for (int userId : mDirtyUsers) { 1486 mSettings.writePackageRestrictionsLPr(userId); 1487 } 1488 mDirtyUsers.clear(); 1489 } 1490 Process.setThreadPriority(Process.THREAD_PRIORITY_BACKGROUND); 1491 } break; 1492 case CHECK_PENDING_VERIFICATION: { 1493 final int verificationId = msg.arg1; 1494 final PackageVerificationState state = mPendingVerification.get(verificationId); 1495 1496 if ((state != null) && !state.timeoutExtended()) { 1497 final InstallArgs args = state.getInstallArgs(); 1498 final Uri originUri = Uri.fromFile(args.origin.resolvedFile); 1499 1500 Slog.i(TAG, "Verification timed out for " + originUri); 1501 mPendingVerification.remove(verificationId); 1502 1503 int ret = PackageManager.INSTALL_FAILED_VERIFICATION_FAILURE; 1504 1505 if (getDefaultVerificationResponse() == PackageManager.VERIFICATION_ALLOW) { 1506 Slog.i(TAG, "Continuing with installation of " + originUri); 1507 state.setVerifierResponse(Binder.getCallingUid(), 1508 PackageManager.VERIFICATION_ALLOW_WITHOUT_SUFFICIENT); 1509 broadcastPackageVerified(verificationId, originUri, 1510 PackageManager.VERIFICATION_ALLOW, 1511 state.getInstallArgs().getUser()); 1512 try { 1513 ret = args.copyApk(mContainerService, true); 1514 } catch (RemoteException e) { 1515 Slog.e(TAG, "Could not contact the ContainerService"); 1516 } 1517 } else { 1518 broadcastPackageVerified(verificationId, originUri, 1519 PackageManager.VERIFICATION_REJECT, 1520 state.getInstallArgs().getUser()); 1521 } 1522 1523 processPendingInstall(args, ret); 1524 mHandler.sendEmptyMessage(MCS_UNBIND); 1525 } 1526 break; 1527 } 1528 case PACKAGE_VERIFIED: { 1529 final int verificationId = msg.arg1; 1530 1531 final PackageVerificationState state = mPendingVerification.get(verificationId); 1532 if (state == null) { 1533 Slog.w(TAG, "Invalid verification token " + verificationId + " received"); 1534 break; 1535 } 1536 1537 final PackageVerificationResponse response = (PackageVerificationResponse) msg.obj; 1538 1539 state.setVerifierResponse(response.callerUid, response.code); 1540 1541 if (state.isVerificationComplete()) { 1542 mPendingVerification.remove(verificationId); 1543 1544 final InstallArgs args = state.getInstallArgs(); 1545 final Uri originUri = Uri.fromFile(args.origin.resolvedFile); 1546 1547 int ret; 1548 if (state.isInstallAllowed()) { 1549 ret = PackageManager.INSTALL_FAILED_INTERNAL_ERROR; 1550 broadcastPackageVerified(verificationId, originUri, 1551 response.code, state.getInstallArgs().getUser()); 1552 try { 1553 ret = args.copyApk(mContainerService, true); 1554 } catch (RemoteException e) { 1555 Slog.e(TAG, "Could not contact the ContainerService"); 1556 } 1557 } else { 1558 ret = PackageManager.INSTALL_FAILED_VERIFICATION_FAILURE; 1559 } 1560 1561 processPendingInstall(args, ret); 1562 1563 mHandler.sendEmptyMessage(MCS_UNBIND); 1564 } 1565 1566 break; 1567 } 1568 case START_INTENT_FILTER_VERIFICATIONS: { 1569 IFVerificationParams params = (IFVerificationParams) msg.obj; 1570 verifyIntentFiltersIfNeeded(params.userId, params.verifierUid, 1571 params.replacing, params.pkg); 1572 break; 1573 } 1574 case INTENT_FILTER_VERIFIED: { 1575 final int verificationId = msg.arg1; 1576 1577 final IntentFilterVerificationState state = mIntentFilterVerificationStates.get( 1578 verificationId); 1579 if (state == null) { 1580 Slog.w(TAG, "Invalid IntentFilter verification token " 1581 + verificationId + " received"); 1582 break; 1583 } 1584 1585 final int userId = state.getUserId(); 1586 1587 if (DEBUG_DOMAIN_VERIFICATION) Slog.d(TAG, 1588 "Processing IntentFilter verification with token:" 1589 + verificationId + " and userId:" + userId); 1590 1591 final IntentFilterVerificationResponse response = 1592 (IntentFilterVerificationResponse) msg.obj; 1593 1594 state.setVerifierResponse(response.callerUid, response.code); 1595 1596 if (DEBUG_DOMAIN_VERIFICATION) Slog.d(TAG, 1597 "IntentFilter verification with token:" + verificationId 1598 + " and userId:" + userId 1599 + " is settings verifier response with response code:" 1600 + response.code); 1601 1602 if (response.code == PackageManager.INTENT_FILTER_VERIFICATION_FAILURE) { 1603 if (DEBUG_DOMAIN_VERIFICATION) Slog.d(TAG, "Domains failing verification: " 1604 + response.getFailedDomainsString()); 1605 } 1606 1607 if (state.isVerificationComplete()) { 1608 mIntentFilterVerifier.receiveVerificationResponse(verificationId); 1609 } else { 1610 if (DEBUG_DOMAIN_VERIFICATION) Slog.d(TAG, 1611 "IntentFilter verification with token:" + verificationId 1612 + " was not said to be complete"); 1613 } 1614 1615 break; 1616 } 1617 } 1618 } 1619 } 1620 1621 private StorageEventListener mStorageListener = new StorageEventListener() { 1622 @Override 1623 public void onVolumeStateChanged(VolumeInfo vol, int oldState, int newState) { 1624 if (vol.type == VolumeInfo.TYPE_PRIVATE) { 1625 if (vol.state == VolumeInfo.STATE_MOUNTED) { 1626 final String volumeUuid = vol.getFsUuid(); 1627 1628 // Clean up any users or apps that were removed or recreated 1629 // while this volume was missing 1630 reconcileUsers(volumeUuid); 1631 reconcileApps(volumeUuid); 1632 1633 // Clean up any install sessions that expired or were 1634 // cancelled while this volume was missing 1635 mInstallerService.onPrivateVolumeMounted(volumeUuid); 1636 1637 loadPrivatePackages(vol); 1638 1639 } else if (vol.state == VolumeInfo.STATE_EJECTING) { 1640 unloadPrivatePackages(vol); 1641 } 1642 } 1643 1644 if (vol.type == VolumeInfo.TYPE_PUBLIC && vol.isPrimary()) { 1645 if (vol.state == VolumeInfo.STATE_MOUNTED) { 1646 updateExternalMediaStatus(true, false); 1647 } else if (vol.state == VolumeInfo.STATE_EJECTING) { 1648 updateExternalMediaStatus(false, false); 1649 } 1650 } 1651 } 1652 1653 @Override 1654 public void onVolumeForgotten(String fsUuid) { 1655 // Remove any apps installed on the forgotten volume 1656 synchronized (mPackages) { 1657 final List<PackageSetting> packages = mSettings.getVolumePackagesLPr(fsUuid); 1658 for (PackageSetting ps : packages) { 1659 Slog.d(TAG, "Destroying " + ps.name + " because volume was forgotten"); 1660 deletePackage(ps.name, new LegacyPackageDeleteObserver(null).getBinder(), 1661 UserHandle.USER_OWNER, PackageManager.DELETE_ALL_USERS); 1662 } 1663 1664 mSettings.writeLPr(); 1665 } 1666 } 1667 }; 1668 1669 private void grantRequestedRuntimePermissions(PackageParser.Package pkg, int userId, 1670 String[] grantedPermissions) { 1671 if (userId >= UserHandle.USER_OWNER) { 1672 grantRequestedRuntimePermissionsForUser(pkg, userId, grantedPermissions); 1673 } else if (userId == UserHandle.USER_ALL) { 1674 final int[] userIds; 1675 synchronized (mPackages) { 1676 userIds = UserManagerService.getInstance().getUserIds(); 1677 } 1678 for (int someUserId : userIds) { 1679 grantRequestedRuntimePermissionsForUser(pkg, someUserId, grantedPermissions); 1680 } 1681 } 1682 1683 // We could have touched GID membership, so flush out packages.list 1684 synchronized (mPackages) { 1685 mSettings.writePackageListLPr(); 1686 } 1687 } 1688 1689 private void grantRequestedRuntimePermissionsForUser(PackageParser.Package pkg, int userId, 1690 String[] grantedPermissions) { 1691 SettingBase sb = (SettingBase) pkg.mExtras; 1692 if (sb == null) { 1693 return; 1694 } 1695 1696 PermissionsState permissionsState = sb.getPermissionsState(); 1697 1698 for (String permission : pkg.requestedPermissions) { 1699 BasePermission bp = mSettings.mPermissions.get(permission); 1700 if (bp != null && bp.isRuntime() && (grantedPermissions == null 1701 || ArrayUtils.contains(grantedPermissions, permission))) { 1702 permissionsState.grantRuntimePermission(bp, userId); 1703 } 1704 } 1705 } 1706 1707 Bundle extrasForInstallResult(PackageInstalledInfo res) { 1708 Bundle extras = null; 1709 switch (res.returnCode) { 1710 case PackageManager.INSTALL_FAILED_DUPLICATE_PERMISSION: { 1711 extras = new Bundle(); 1712 extras.putString(PackageManager.EXTRA_FAILURE_EXISTING_PERMISSION, 1713 res.origPermission); 1714 extras.putString(PackageManager.EXTRA_FAILURE_EXISTING_PACKAGE, 1715 res.origPackage); 1716 break; 1717 } 1718 case PackageManager.INSTALL_SUCCEEDED: { 1719 extras = new Bundle(); 1720 extras.putBoolean(Intent.EXTRA_REPLACING, 1721 res.removedInfo != null && res.removedInfo.removedPackage != null); 1722 break; 1723 } 1724 } 1725 return extras; 1726 } 1727 1728 void scheduleWriteSettingsLocked() { 1729 if (!mHandler.hasMessages(WRITE_SETTINGS)) { 1730 mHandler.sendEmptyMessageDelayed(WRITE_SETTINGS, WRITE_SETTINGS_DELAY); 1731 } 1732 } 1733 1734 void scheduleWritePackageRestrictionsLocked(int userId) { 1735 if (!sUserManager.exists(userId)) return; 1736 mDirtyUsers.add(userId); 1737 if (!mHandler.hasMessages(WRITE_PACKAGE_RESTRICTIONS)) { 1738 mHandler.sendEmptyMessageDelayed(WRITE_PACKAGE_RESTRICTIONS, WRITE_SETTINGS_DELAY); 1739 } 1740 } 1741 1742 public static PackageManagerService main(Context context, Installer installer, 1743 boolean factoryTest, boolean onlyCore) { 1744 PackageManagerService m = new PackageManagerService(context, installer, 1745 factoryTest, onlyCore); 1746 ServiceManager.addService("package", m); 1747 return m; 1748 } 1749 1750 static String[] splitString(String str, char sep) { 1751 int count = 1; 1752 int i = 0; 1753 while ((i=str.indexOf(sep, i)) >= 0) { 1754 count++; 1755 i++; 1756 } 1757 1758 String[] res = new String[count]; 1759 i=0; 1760 count = 0; 1761 int lastI=0; 1762 while ((i=str.indexOf(sep, i)) >= 0) { 1763 res[count] = str.substring(lastI, i); 1764 count++; 1765 i++; 1766 lastI = i; 1767 } 1768 res[count] = str.substring(lastI, str.length()); 1769 return res; 1770 } 1771 1772 private static void getDefaultDisplayMetrics(Context context, DisplayMetrics metrics) { 1773 DisplayManager displayManager = (DisplayManager) context.getSystemService( 1774 Context.DISPLAY_SERVICE); 1775 displayManager.getDisplay(Display.DEFAULT_DISPLAY).getMetrics(metrics); 1776 } 1777 1778 public PackageManagerService(Context context, Installer installer, 1779 boolean factoryTest, boolean onlyCore) { 1780 EventLog.writeEvent(EventLogTags.BOOT_PROGRESS_PMS_START, 1781 SystemClock.uptimeMillis()); 1782 1783 if (mSdkVersion <= 0) { 1784 Slog.w(TAG, "**** ro.build.version.sdk not set!"); 1785 } 1786 1787 mContext = context; 1788 mFactoryTest = factoryTest; 1789 mOnlyCore = onlyCore; 1790 mLazyDexOpt = "eng".equals(SystemProperties.get("ro.build.type")); 1791 mMetrics = new DisplayMetrics(); 1792 mSettings = new Settings(mPackages); 1793 mSettings.addSharedUserLPw("android.uid.system", Process.SYSTEM_UID, 1794 ApplicationInfo.FLAG_SYSTEM, ApplicationInfo.PRIVATE_FLAG_PRIVILEGED); 1795 mSettings.addSharedUserLPw("android.uid.phone", RADIO_UID, 1796 ApplicationInfo.FLAG_SYSTEM, ApplicationInfo.PRIVATE_FLAG_PRIVILEGED); 1797 mSettings.addSharedUserLPw("android.uid.log", LOG_UID, 1798 ApplicationInfo.FLAG_SYSTEM, ApplicationInfo.PRIVATE_FLAG_PRIVILEGED); 1799 mSettings.addSharedUserLPw("android.uid.nfc", NFC_UID, 1800 ApplicationInfo.FLAG_SYSTEM, ApplicationInfo.PRIVATE_FLAG_PRIVILEGED); 1801 mSettings.addSharedUserLPw("android.uid.bluetooth", BLUETOOTH_UID, 1802 ApplicationInfo.FLAG_SYSTEM, ApplicationInfo.PRIVATE_FLAG_PRIVILEGED); 1803 mSettings.addSharedUserLPw("android.uid.shell", SHELL_UID, 1804 ApplicationInfo.FLAG_SYSTEM, ApplicationInfo.PRIVATE_FLAG_PRIVILEGED); 1805 1806 // TODO: add a property to control this? 1807 long dexOptLRUThresholdInMinutes; 1808 if (mLazyDexOpt) { 1809 dexOptLRUThresholdInMinutes = 30; // only last 30 minutes of apps for eng builds. 1810 } else { 1811 dexOptLRUThresholdInMinutes = 7 * 24 * 60; // apps used in the 7 days for users. 1812 } 1813 mDexOptLRUThresholdInMills = dexOptLRUThresholdInMinutes * 60 * 1000; 1814 1815 String separateProcesses = SystemProperties.get("debug.separate_processes"); 1816 if (separateProcesses != null && separateProcesses.length() > 0) { 1817 if ("*".equals(separateProcesses)) { 1818 mDefParseFlags = PackageParser.PARSE_IGNORE_PROCESSES; 1819 mSeparateProcesses = null; 1820 Slog.w(TAG, "Running with debug.separate_processes: * (ALL)"); 1821 } else { 1822 mDefParseFlags = 0; 1823 mSeparateProcesses = separateProcesses.split(","); 1824 Slog.w(TAG, "Running with debug.separate_processes: " 1825 + separateProcesses); 1826 } 1827 } else { 1828 mDefParseFlags = 0; 1829 mSeparateProcesses = null; 1830 } 1831 1832 mInstaller = installer; 1833 mPackageDexOptimizer = new PackageDexOptimizer(this); 1834 mMoveCallbacks = new MoveCallbacks(FgThread.get().getLooper()); 1835 1836 mOnPermissionChangeListeners = new OnPermissionChangeListeners( 1837 FgThread.get().getLooper()); 1838 1839 getDefaultDisplayMetrics(context, mMetrics); 1840 1841 SystemConfig systemConfig = SystemConfig.getInstance(); 1842 mGlobalGids = systemConfig.getGlobalGids(); 1843 mSystemPermissions = systemConfig.getSystemPermissions(); 1844 mAvailableFeatures = systemConfig.getAvailableFeatures(); 1845 1846 synchronized (mInstallLock) { 1847 // writer 1848 synchronized (mPackages) { 1849 mHandlerThread = new ServiceThread(TAG, 1850 Process.THREAD_PRIORITY_BACKGROUND, true /*allowIo*/); 1851 mHandlerThread.start(); 1852 mHandler = new PackageHandler(mHandlerThread.getLooper()); 1853 Watchdog.getInstance().addThread(mHandler, WATCHDOG_TIMEOUT); 1854 1855 File dataDir = Environment.getDataDirectory(); 1856 mAppDataDir = new File(dataDir, "data"); 1857 mAppInstallDir = new File(dataDir, "app"); 1858 mAppLib32InstallDir = new File(dataDir, "app-lib"); 1859 mAsecInternalPath = new File(dataDir, "app-asec").getPath(); 1860 mUserAppDataDir = new File(dataDir, "user"); 1861 mDrmAppPrivateInstallDir = new File(dataDir, "app-private"); 1862 1863 sUserManager = new UserManagerService(context, this, 1864 mInstallLock, mPackages); 1865 1866 // Propagate permission configuration in to package manager. 1867 ArrayMap<String, SystemConfig.PermissionEntry> permConfig 1868 = systemConfig.getPermissions(); 1869 for (int i=0; i<permConfig.size(); i++) { 1870 SystemConfig.PermissionEntry perm = permConfig.valueAt(i); 1871 BasePermission bp = mSettings.mPermissions.get(perm.name); 1872 if (bp == null) { 1873 bp = new BasePermission(perm.name, "android", BasePermission.TYPE_BUILTIN); 1874 mSettings.mPermissions.put(perm.name, bp); 1875 } 1876 if (perm.gids != null) { 1877 bp.setGids(perm.gids, perm.perUser); 1878 } 1879 } 1880 1881 ArrayMap<String, String> libConfig = systemConfig.getSharedLibraries(); 1882 for (int i=0; i<libConfig.size(); i++) { 1883 mSharedLibraries.put(libConfig.keyAt(i), 1884 new SharedLibraryEntry(libConfig.valueAt(i), null)); 1885 } 1886 1887 mFoundPolicyFile = SELinuxMMAC.readInstallPolicy(); 1888 1889 mRestoredSettings = mSettings.readLPw(this, sUserManager.getUsers(false), 1890 mSdkVersion, mOnlyCore); 1891 1892 String customResolverActivity = Resources.getSystem().getString( 1893 R.string.config_customResolverActivity); 1894 if (TextUtils.isEmpty(customResolverActivity)) { 1895 customResolverActivity = null; 1896 } else { 1897 mCustomResolverComponentName = ComponentName.unflattenFromString( 1898 customResolverActivity); 1899 } 1900 1901 long startTime = SystemClock.uptimeMillis(); 1902 1903 EventLog.writeEvent(EventLogTags.BOOT_PROGRESS_PMS_SYSTEM_SCAN_START, 1904 startTime); 1905 1906 // Set flag to monitor and not change apk file paths when 1907 // scanning install directories. 1908 final int scanFlags = SCAN_NO_PATHS | SCAN_DEFER_DEX | SCAN_BOOTING | SCAN_INITIAL; 1909 1910 final ArraySet<String> alreadyDexOpted = new ArraySet<String>(); 1911 1912 /** 1913 * Add everything in the in the boot class path to the 1914 * list of process files because dexopt will have been run 1915 * if necessary during zygote startup. 1916 */ 1917 final String bootClassPath = System.getenv("BOOTCLASSPATH"); 1918 final String systemServerClassPath = System.getenv("SYSTEMSERVERCLASSPATH"); 1919 1920 if (bootClassPath != null) { 1921 String[] bootClassPathElements = splitString(bootClassPath, ':'); 1922 for (String element : bootClassPathElements) { 1923 alreadyDexOpted.add(element); 1924 } 1925 } else { 1926 Slog.w(TAG, "No BOOTCLASSPATH found!"); 1927 } 1928 1929 if (systemServerClassPath != null) { 1930 String[] systemServerClassPathElements = splitString(systemServerClassPath, ':'); 1931 for (String element : systemServerClassPathElements) { 1932 alreadyDexOpted.add(element); 1933 } 1934 } else { 1935 Slog.w(TAG, "No SYSTEMSERVERCLASSPATH found!"); 1936 } 1937 1938 final List<String> allInstructionSets = InstructionSets.getAllInstructionSets(); 1939 final String[] dexCodeInstructionSets = 1940 getDexCodeInstructionSets( 1941 allInstructionSets.toArray(new String[allInstructionSets.size()])); 1942 1943 /** 1944 * Ensure all external libraries have had dexopt run on them. 1945 */ 1946 if (mSharedLibraries.size() > 0) { 1947 // NOTE: For now, we're compiling these system "shared libraries" 1948 // (and framework jars) into all available architectures. It's possible 1949 // to compile them only when we come across an app that uses them (there's 1950 // already logic for that in scanPackageLI) but that adds some complexity. 1951 for (String dexCodeInstructionSet : dexCodeInstructionSets) { 1952 for (SharedLibraryEntry libEntry : mSharedLibraries.values()) { 1953 final String lib = libEntry.path; 1954 if (lib == null) { 1955 continue; 1956 } 1957 1958 try { 1959 int dexoptNeeded = DexFile.getDexOptNeeded(lib, null, dexCodeInstructionSet, false); 1960 if (dexoptNeeded != DexFile.NO_DEXOPT_NEEDED) { 1961 alreadyDexOpted.add(lib); 1962 mInstaller.dexopt(lib, Process.SYSTEM_UID, true, dexCodeInstructionSet, dexoptNeeded); 1963 } 1964 } catch (FileNotFoundException e) { 1965 Slog.w(TAG, "Library not found: " + lib); 1966 } catch (IOException e) { 1967 Slog.w(TAG, "Cannot dexopt " + lib + "; is it an APK or JAR? " 1968 + e.getMessage()); 1969 } 1970 } 1971 } 1972 } 1973 1974 File frameworkDir = new File(Environment.getRootDirectory(), "framework"); 1975 1976 // Gross hack for now: we know this file doesn't contain any 1977 // code, so don't dexopt it to avoid the resulting log spew. 1978 alreadyDexOpted.add(frameworkDir.getPath() + "/framework-res.apk"); 1979 1980 // Gross hack for now: we know this file is only part of 1981 // the boot class path for art, so don't dexopt it to 1982 // avoid the resulting log spew. 1983 alreadyDexOpted.add(frameworkDir.getPath() + "/core-libart.jar"); 1984 1985 /** 1986 * There are a number of commands implemented in Java, which 1987 * we currently need to do the dexopt on so that they can be 1988 * run from a non-root shell. 1989 */ 1990 String[] frameworkFiles = frameworkDir.list(); 1991 if (frameworkFiles != null) { 1992 // TODO: We could compile these only for the most preferred ABI. We should 1993 // first double check that the dex files for these commands are not referenced 1994 // by other system apps. 1995 for (String dexCodeInstructionSet : dexCodeInstructionSets) { 1996 for (int i=0; i<frameworkFiles.length; i++) { 1997 File libPath = new File(frameworkDir, frameworkFiles[i]); 1998 String path = libPath.getPath(); 1999 // Skip the file if we already did it. 2000 if (alreadyDexOpted.contains(path)) { 2001 continue; 2002 } 2003 // Skip the file if it is not a type we want to dexopt. 2004 if (!path.endsWith(".apk") && !path.endsWith(".jar")) { 2005 continue; 2006 } 2007 try { 2008 int dexoptNeeded = DexFile.getDexOptNeeded(path, null, dexCodeInstructionSet, false); 2009 if (dexoptNeeded != DexFile.NO_DEXOPT_NEEDED) { 2010 mInstaller.dexopt(path, Process.SYSTEM_UID, true, dexCodeInstructionSet, dexoptNeeded); 2011 } 2012 } catch (FileNotFoundException e) { 2013 Slog.w(TAG, "Jar not found: " + path); 2014 } catch (IOException e) { 2015 Slog.w(TAG, "Exception reading jar: " + path, e); 2016 } 2017 } 2018 } 2019 } 2020 2021 // Collect vendor overlay packages. 2022 // (Do this before scanning any apps.) 2023 // For security and version matching reason, only consider 2024 // overlay packages if they reside in VENDOR_OVERLAY_DIR. 2025 File vendorOverlayDir = new File(VENDOR_OVERLAY_DIR); 2026 scanDirLI(vendorOverlayDir, PackageParser.PARSE_IS_SYSTEM 2027 | PackageParser.PARSE_IS_SYSTEM_DIR, scanFlags | SCAN_TRUSTED_OVERLAY, 0); 2028 2029 // Find base frameworks (resource packages without code). 2030 scanDirLI(frameworkDir, PackageParser.PARSE_IS_SYSTEM 2031 | PackageParser.PARSE_IS_SYSTEM_DIR 2032 | PackageParser.PARSE_IS_PRIVILEGED, 2033 scanFlags | SCAN_NO_DEX, 0); 2034 2035 // Collected privileged system packages. 2036 final File privilegedAppDir = new File(Environment.getRootDirectory(), "priv-app"); 2037 scanDirLI(privilegedAppDir, PackageParser.PARSE_IS_SYSTEM 2038 | PackageParser.PARSE_IS_SYSTEM_DIR 2039 | PackageParser.PARSE_IS_PRIVILEGED, scanFlags, 0); 2040 2041 // Collect ordinary system packages. 2042 final File systemAppDir = new File(Environment.getRootDirectory(), "app"); 2043 scanDirLI(systemAppDir, PackageParser.PARSE_IS_SYSTEM 2044 | PackageParser.PARSE_IS_SYSTEM_DIR, scanFlags, 0); 2045 2046 // Collect all vendor packages. 2047 File vendorAppDir = new File("/vendor/app"); 2048 try { 2049 vendorAppDir = vendorAppDir.getCanonicalFile(); 2050 } catch (IOException e) { 2051 // failed to look up canonical path, continue with original one 2052 } 2053 scanDirLI(vendorAppDir, PackageParser.PARSE_IS_SYSTEM 2054 | PackageParser.PARSE_IS_SYSTEM_DIR, scanFlags, 0); 2055 2056 // Collect all OEM packages. 2057 final File oemAppDir = new File(Environment.getOemDirectory(), "app"); 2058 scanDirLI(oemAppDir, PackageParser.PARSE_IS_SYSTEM 2059 | PackageParser.PARSE_IS_SYSTEM_DIR, scanFlags, 0); 2060 2061 if (DEBUG_UPGRADE) Log.v(TAG, "Running installd update commands"); 2062 mInstaller.moveFiles(); 2063 2064 // Prune any system packages that no longer exist. 2065 final List<String> possiblyDeletedUpdatedSystemApps = new ArrayList<String>(); 2066 if (!mOnlyCore) { 2067 Iterator<PackageSetting> psit = mSettings.mPackages.values().iterator(); 2068 while (psit.hasNext()) { 2069 PackageSetting ps = psit.next(); 2070 2071 /* 2072 * If this is not a system app, it can't be a 2073 * disable system app. 2074 */ 2075 if ((ps.pkgFlags & ApplicationInfo.FLAG_SYSTEM) == 0) { 2076 continue; 2077 } 2078 2079 /* 2080 * If the package is scanned, it's not erased. 2081 */ 2082 final PackageParser.Package scannedPkg = mPackages.get(ps.name); 2083 if (scannedPkg != null) { 2084 /* 2085 * If the system app is both scanned and in the 2086 * disabled packages list, then it must have been 2087 * added via OTA. Remove it from the currently 2088 * scanned package so the previously user-installed 2089 * application can be scanned. 2090 */ 2091 if (mSettings.isDisabledSystemPackageLPr(ps.name)) { 2092 logCriticalInfo(Log.WARN, "Expecting better updated system app for " 2093 + ps.name + "; removing system app. Last known codePath=" 2094 + ps.codePathString + ", installStatus=" + ps.installStatus 2095 + ", versionCode=" + ps.versionCode + "; scanned versionCode=" 2096 + scannedPkg.mVersionCode); 2097 removePackageLI(ps, true); 2098 mExpectingBetter.put(ps.name, ps.codePath); 2099 } 2100 2101 continue; 2102 } 2103 2104 if (!mSettings.isDisabledSystemPackageLPr(ps.name)) { 2105 psit.remove(); 2106 logCriticalInfo(Log.WARN, "System package " + ps.name 2107 + " no longer exists; wiping its data"); 2108 removeDataDirsLI(null, ps.name); 2109 } else { 2110 final PackageSetting disabledPs = mSettings.getDisabledSystemPkgLPr(ps.name); 2111 if (disabledPs.codePath == null || !disabledPs.codePath.exists()) { 2112 possiblyDeletedUpdatedSystemApps.add(ps.name); 2113 } 2114 } 2115 } 2116 } 2117 2118 //look for any incomplete package installations 2119 ArrayList<PackageSetting> deletePkgsList = mSettings.getListOfIncompleteInstallPackagesLPr(); 2120 //clean up list 2121 for(int i = 0; i < deletePkgsList.size(); i++) { 2122 //clean up here 2123 cleanupInstallFailedPackage(deletePkgsList.get(i)); 2124 } 2125 //delete tmp files 2126 deleteTempPackageFiles(); 2127 2128 // Remove any shared userIDs that have no associated packages 2129 mSettings.pruneSharedUsersLPw(); 2130 2131 if (!mOnlyCore) { 2132 EventLog.writeEvent(EventLogTags.BOOT_PROGRESS_PMS_DATA_SCAN_START, 2133 SystemClock.uptimeMillis()); 2134 scanDirLI(mAppInstallDir, 0, scanFlags | SCAN_REQUIRE_KNOWN, 0); 2135 2136 scanDirLI(mDrmAppPrivateInstallDir, PackageParser.PARSE_FORWARD_LOCK, 2137 scanFlags | SCAN_REQUIRE_KNOWN, 0); 2138 2139 /** 2140 * Remove disable package settings for any updated system 2141 * apps that were removed via an OTA. If they're not a 2142 * previously-updated app, remove them completely. 2143 * Otherwise, just revoke their system-level permissions. 2144 */ 2145 for (String deletedAppName : possiblyDeletedUpdatedSystemApps) { 2146 PackageParser.Package deletedPkg = mPackages.get(deletedAppName); 2147 mSettings.removeDisabledSystemPackageLPw(deletedAppName); 2148 2149 String msg; 2150 if (deletedPkg == null) { 2151 msg = "Updated system package " + deletedAppName 2152 + " no longer exists; wiping its data"; 2153 removeDataDirsLI(null, deletedAppName); 2154 } else { 2155 msg = "Updated system app + " + deletedAppName 2156 + " no longer present; removing system privileges for " 2157 + deletedAppName; 2158 2159 deletedPkg.applicationInfo.flags &= ~ApplicationInfo.FLAG_SYSTEM; 2160 2161 PackageSetting deletedPs = mSettings.mPackages.get(deletedAppName); 2162 deletedPs.pkgFlags &= ~ApplicationInfo.FLAG_SYSTEM; 2163 } 2164 logCriticalInfo(Log.WARN, msg); 2165 } 2166 2167 /** 2168 * Make sure all system apps that we expected to appear on 2169 * the userdata partition actually showed up. If they never 2170 * appeared, crawl back and revive the system version. 2171 */ 2172 for (int i = 0; i < mExpectingBetter.size(); i++) { 2173 final String packageName = mExpectingBetter.keyAt(i); 2174 if (!mPackages.containsKey(packageName)) { 2175 final File scanFile = mExpectingBetter.valueAt(i); 2176 2177 logCriticalInfo(Log.WARN, "Expected better " + packageName 2178 + " but never showed up; reverting to system"); 2179 2180 final int reparseFlags; 2181 if (FileUtils.contains(privilegedAppDir, scanFile)) { 2182 reparseFlags = PackageParser.PARSE_IS_SYSTEM 2183 | PackageParser.PARSE_IS_SYSTEM_DIR 2184 | PackageParser.PARSE_IS_PRIVILEGED; 2185 } else if (FileUtils.contains(systemAppDir, scanFile)) { 2186 reparseFlags = PackageParser.PARSE_IS_SYSTEM 2187 | PackageParser.PARSE_IS_SYSTEM_DIR; 2188 } else if (FileUtils.contains(vendorAppDir, scanFile)) { 2189 reparseFlags = PackageParser.PARSE_IS_SYSTEM 2190 | PackageParser.PARSE_IS_SYSTEM_DIR; 2191 } else if (FileUtils.contains(oemAppDir, scanFile)) { 2192 reparseFlags = PackageParser.PARSE_IS_SYSTEM 2193 | PackageParser.PARSE_IS_SYSTEM_DIR; 2194 } else { 2195 Slog.e(TAG, "Ignoring unexpected fallback path " + scanFile); 2196 continue; 2197 } 2198 2199 mSettings.enableSystemPackageLPw(packageName); 2200 2201 try { 2202 scanPackageLI(scanFile, reparseFlags, scanFlags, 0, null); 2203 } catch (PackageManagerException e) { 2204 Slog.e(TAG, "Failed to parse original system package: " 2205 + e.getMessage()); 2206 } 2207 } 2208 } 2209 } 2210 mExpectingBetter.clear(); 2211 2212 // Now that we know all of the shared libraries, update all clients to have 2213 // the correct library paths. 2214 updateAllSharedLibrariesLPw(); 2215 2216 for (SharedUserSetting setting : mSettings.getAllSharedUsersLPw()) { 2217 // NOTE: We ignore potential failures here during a system scan (like 2218 // the rest of the commands above) because there's precious little we 2219 // can do about it. A settings error is reported, though. 2220 adjustCpuAbisForSharedUserLPw(setting.packages, null /* scanned package */, 2221 false /* force dexopt */, false /* defer dexopt */); 2222 } 2223 2224 // Now that we know all the packages we are keeping, 2225 // read and update their last usage times. 2226 mPackageUsage.readLP(); 2227 2228 EventLog.writeEvent(EventLogTags.BOOT_PROGRESS_PMS_SCAN_END, 2229 SystemClock.uptimeMillis()); 2230 Slog.i(TAG, "Time to scan packages: " 2231 + ((SystemClock.uptimeMillis()-startTime)/1000f) 2232 + " seconds"); 2233 2234 // If the platform SDK has changed since the last time we booted, 2235 // we need to re-grant app permission to catch any new ones that 2236 // appear. This is really a hack, and means that apps can in some 2237 // cases get permissions that the user didn't initially explicitly 2238 // allow... it would be nice to have some better way to handle 2239 // this situation. 2240 final boolean regrantPermissions = mSettings.mInternalSdkPlatform 2241 != mSdkVersion; 2242 if (regrantPermissions) Slog.i(TAG, "Platform changed from " 2243 + mSettings.mInternalSdkPlatform + " to " + mSdkVersion 2244 + "; regranting permissions for internal storage"); 2245 mSettings.mInternalSdkPlatform = mSdkVersion; 2246 2247 updatePermissionsLPw(null, null, UPDATE_PERMISSIONS_ALL 2248 | (regrantPermissions 2249 ? (UPDATE_PERMISSIONS_REPLACE_PKG|UPDATE_PERMISSIONS_REPLACE_ALL) 2250 : 0)); 2251 2252 // If this is the first boot, and it is a normal boot, then 2253 // we need to initialize the default preferred apps. 2254 if (!mRestoredSettings && !onlyCore) { 2255 mSettings.applyDefaultPreferredAppsLPw(this, UserHandle.USER_OWNER); 2256 applyFactoryDefaultBrowserLPw(UserHandle.USER_OWNER); 2257 primeDomainVerificationsLPw(UserHandle.USER_OWNER); 2258 } 2259 2260 // If this is first boot after an OTA, and a normal boot, then 2261 // we need to clear code cache directories. 2262 mIsUpgrade = !Build.FINGERPRINT.equals(mSettings.mFingerprint); 2263 if (mIsUpgrade && !onlyCore) { 2264 Slog.i(TAG, "Build fingerprint changed; clearing code caches"); 2265 for (int i = 0; i < mSettings.mPackages.size(); i++) { 2266 final PackageSetting ps = mSettings.mPackages.valueAt(i); 2267 deleteCodeCacheDirsLI(ps.volumeUuid, ps.name); 2268 } 2269 mSettings.mFingerprint = Build.FINGERPRINT; 2270 } 2271 2272 checkDefaultBrowser(); 2273 2274 // All the changes are done during package scanning. 2275 mSettings.updateInternalDatabaseVersion(); 2276 2277 // can downgrade to reader 2278 mSettings.writeLPr(); 2279 2280 EventLog.writeEvent(EventLogTags.BOOT_PROGRESS_PMS_READY, 2281 SystemClock.uptimeMillis()); 2282 2283 mRequiredVerifierPackage = getRequiredVerifierLPr(); 2284 mRequiredInstallerPackage = getRequiredInstallerLPr(); 2285 2286 mInstallerService = new PackageInstallerService(context, this); 2287 2288 mIntentFilterVerifierComponent = getIntentFilterVerifierComponentNameLPr(); 2289 mIntentFilterVerifier = new IntentVerifierProxy(mContext, 2290 mIntentFilterVerifierComponent); 2291 2292 } // synchronized (mPackages) 2293 } // synchronized (mInstallLock) 2294 2295 // Now after opening every single application zip, make sure they 2296 // are all flushed. Not really needed, but keeps things nice and 2297 // tidy. 2298 Runtime.getRuntime().gc(); 2299 2300 // Expose private service for system components to use. 2301 LocalServices.addService(PackageManagerInternal.class, new PackageManagerInternalImpl()); 2302 } 2303 2304 @Override 2305 public boolean isFirstBoot() { 2306 return !mRestoredSettings; 2307 } 2308 2309 @Override 2310 public boolean isOnlyCoreApps() { 2311 return mOnlyCore; 2312 } 2313 2314 @Override 2315 public boolean isUpgrade() { 2316 return mIsUpgrade; 2317 } 2318 2319 private String getRequiredVerifierLPr() { 2320 final Intent verification = new Intent(Intent.ACTION_PACKAGE_NEEDS_VERIFICATION); 2321 final List<ResolveInfo> receivers = queryIntentReceivers(verification, PACKAGE_MIME_TYPE, 2322 PackageManager.GET_DISABLED_COMPONENTS, 0 /* TODO: Which userId? */); 2323 2324 String requiredVerifier = null; 2325 2326 final int N = receivers.size(); 2327 for (int i = 0; i < N; i++) { 2328 final ResolveInfo info = receivers.get(i); 2329 2330 if (info.activityInfo == null) { 2331 continue; 2332 } 2333 2334 final String packageName = info.activityInfo.packageName; 2335 2336 if (checkPermission(android.Manifest.permission.PACKAGE_VERIFICATION_AGENT, 2337 packageName, UserHandle.USER_OWNER) != PackageManager.PERMISSION_GRANTED) { 2338 continue; 2339 } 2340 2341 if (requiredVerifier != null) { 2342 throw new RuntimeException("There can be only one required verifier"); 2343 } 2344 2345 requiredVerifier = packageName; 2346 } 2347 2348 return requiredVerifier; 2349 } 2350 2351 private String getRequiredInstallerLPr() { 2352 Intent installerIntent = new Intent(Intent.ACTION_INSTALL_PACKAGE); 2353 installerIntent.addCategory(Intent.CATEGORY_DEFAULT); 2354 installerIntent.setDataAndType(Uri.fromFile(new File("foo.apk")), PACKAGE_MIME_TYPE); 2355 2356 final List<ResolveInfo> installers = queryIntentActivities(installerIntent, 2357 PACKAGE_MIME_TYPE, 0, 0); 2358 2359 String requiredInstaller = null; 2360 2361 final int N = installers.size(); 2362 for (int i = 0; i < N; i++) { 2363 final ResolveInfo info = installers.get(i); 2364 final String packageName = info.activityInfo.packageName; 2365 2366 if (!info.activityInfo.applicationInfo.isSystemApp()) { 2367 continue; 2368 } 2369 2370 if (requiredInstaller != null) { 2371 throw new RuntimeException("There must be one required installer"); 2372 } 2373 2374 requiredInstaller = packageName; 2375 } 2376 2377 if (requiredInstaller == null) { 2378 throw new RuntimeException("There must be one required installer"); 2379 } 2380 2381 return requiredInstaller; 2382 } 2383 2384 private ComponentName getIntentFilterVerifierComponentNameLPr() { 2385 final Intent verification = new Intent(Intent.ACTION_INTENT_FILTER_NEEDS_VERIFICATION); 2386 final List<ResolveInfo> receivers = queryIntentReceivers(verification, PACKAGE_MIME_TYPE, 2387 PackageManager.GET_DISABLED_COMPONENTS, 0 /* userId */); 2388 2389 ComponentName verifierComponentName = null; 2390 2391 int priority = -1000; 2392 final int N = receivers.size(); 2393 for (int i = 0; i < N; i++) { 2394 final ResolveInfo info = receivers.get(i); 2395 2396 if (info.activityInfo == null) { 2397 continue; 2398 } 2399 2400 final String packageName = info.activityInfo.packageName; 2401 2402 final PackageSetting ps = mSettings.mPackages.get(packageName); 2403 if (ps == null) { 2404 continue; 2405 } 2406 2407 if (checkPermission(android.Manifest.permission.INTENT_FILTER_VERIFICATION_AGENT, 2408 packageName, UserHandle.USER_OWNER) != PackageManager.PERMISSION_GRANTED) { 2409 continue; 2410 } 2411 2412 // Select the IntentFilterVerifier with the highest priority 2413 if (priority < info.priority) { 2414 priority = info.priority; 2415 verifierComponentName = new ComponentName(packageName, info.activityInfo.name); 2416 if (DEBUG_DOMAIN_VERIFICATION) Slog.d(TAG, "Selecting IntentFilterVerifier: " 2417 + verifierComponentName + " with priority: " + info.priority); 2418 } 2419 } 2420 2421 return verifierComponentName; 2422 } 2423 2424 private void primeDomainVerificationsLPw(int userId) { 2425 if (DEBUG_DOMAIN_VERIFICATION) { 2426 Slog.d(TAG, "Priming domain verifications in user " + userId); 2427 } 2428 2429 SystemConfig systemConfig = SystemConfig.getInstance(); 2430 ArraySet<String> packages = systemConfig.getLinkedApps(); 2431 ArraySet<String> domains = new ArraySet<String>(); 2432 2433 for (String packageName : packages) { 2434 PackageParser.Package pkg = mPackages.get(packageName); 2435 if (pkg != null) { 2436 if (!pkg.isSystemApp()) { 2437 Slog.w(TAG, "Non-system app '" + packageName + "' in sysconfig <app-link>"); 2438 continue; 2439 } 2440 2441 domains.clear(); 2442 for (PackageParser.Activity a : pkg.activities) { 2443 for (ActivityIntentInfo filter : a.intents) { 2444 if (hasValidDomains(filter)) { 2445 domains.addAll(filter.getHostsList()); 2446 } 2447 } 2448 } 2449 2450 if (domains.size() > 0) { 2451 if (DEBUG_DOMAIN_VERIFICATION) { 2452 Slog.v(TAG, " + " + packageName); 2453 } 2454 // 'Undefined' in the global IntentFilterVerificationInfo, i.e. the usual 2455 // state w.r.t. the formal app-linkage "no verification attempted" state; 2456 // and then 'always' in the per-user state actually used for intent resolution. 2457 final IntentFilterVerificationInfo ivi; 2458 ivi = mSettings.createIntentFilterVerificationIfNeededLPw(packageName, 2459 new ArrayList<String>(domains)); 2460 ivi.setStatus(INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_UNDEFINED); 2461 mSettings.updateIntentFilterVerificationStatusLPw(packageName, 2462 INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_ALWAYS, userId); 2463 } else { 2464 Slog.w(TAG, "Sysconfig <app-link> package '" + packageName 2465 + "' does not handle web links"); 2466 } 2467 } else { 2468 Slog.w(TAG, "Unknown package '" + packageName + "' in sysconfig <app-link>"); 2469 } 2470 } 2471 2472 scheduleWritePackageRestrictionsLocked(userId); 2473 scheduleWriteSettingsLocked(); 2474 } 2475 2476 private void applyFactoryDefaultBrowserLPw(int userId) { 2477 // The default browser app's package name is stored in a string resource, 2478 // with a product-specific overlay used for vendor customization. 2479 String browserPkg = mContext.getResources().getString( 2480 com.android.internal.R.string.default_browser); 2481 if (!TextUtils.isEmpty(browserPkg)) { 2482 // non-empty string => required to be a known package 2483 PackageSetting ps = mSettings.mPackages.get(browserPkg); 2484 if (ps == null) { 2485 Slog.e(TAG, "Product default browser app does not exist: " + browserPkg); 2486 browserPkg = null; 2487 } else { 2488 mSettings.setDefaultBrowserPackageNameLPw(browserPkg, userId); 2489 } 2490 } 2491 2492 // Nothing valid explicitly set? Make the factory-installed browser the explicit 2493 // default. If there's more than one, just leave everything alone. 2494 if (browserPkg == null) { 2495 calculateDefaultBrowserLPw(userId); 2496 } 2497 } 2498 2499 private void calculateDefaultBrowserLPw(int userId) { 2500 List<String> allBrowsers = resolveAllBrowserApps(userId); 2501 final String browserPkg = (allBrowsers.size() == 1) ? allBrowsers.get(0) : null; 2502 mSettings.setDefaultBrowserPackageNameLPw(browserPkg, userId); 2503 } 2504 2505 private List<String> resolveAllBrowserApps(int userId) { 2506 // Resolve the canonical browser intent and check that the handleAllWebDataURI boolean is set 2507 List<ResolveInfo> list = queryIntentActivities(sBrowserIntent, null, 2508 PackageManager.MATCH_ALL, userId); 2509 2510 final int count = list.size(); 2511 List<String> result = new ArrayList<String>(count); 2512 for (int i=0; i<count; i++) { 2513 ResolveInfo info = list.get(i); 2514 if (info.activityInfo == null 2515 || !info.handleAllWebDataURI 2516 || (info.activityInfo.applicationInfo.flags & ApplicationInfo.FLAG_SYSTEM) == 0 2517 || result.contains(info.activityInfo.packageName)) { 2518 continue; 2519 } 2520 result.add(info.activityInfo.packageName); 2521 } 2522 2523 return result; 2524 } 2525 2526 private boolean packageIsBrowser(String packageName, int userId) { 2527 List<ResolveInfo> list = queryIntentActivities(sBrowserIntent, null, 2528 PackageManager.MATCH_ALL, userId); 2529 final int N = list.size(); 2530 for (int i = 0; i < N; i++) { 2531 ResolveInfo info = list.get(i); 2532 if (packageName.equals(info.activityInfo.packageName)) { 2533 return true; 2534 } 2535 } 2536 return false; 2537 } 2538 2539 private void checkDefaultBrowser() { 2540 final int myUserId = UserHandle.myUserId(); 2541 final String packageName = getDefaultBrowserPackageName(myUserId); 2542 if (packageName != null) { 2543 PackageInfo info = getPackageInfo(packageName, 0, myUserId); 2544 if (info == null) { 2545 Slog.w(TAG, "Default browser no longer installed: " + packageName); 2546 synchronized (mPackages) { 2547 applyFactoryDefaultBrowserLPw(myUserId); // leaves ambiguous when > 1 2548 } 2549 } 2550 } 2551 } 2552 2553 @Override 2554 public boolean onTransact(int code, Parcel data, Parcel reply, int flags) 2555 throws RemoteException { 2556 try { 2557 return super.onTransact(code, data, reply, flags); 2558 } catch (RuntimeException e) { 2559 if (!(e instanceof SecurityException) && !(e instanceof IllegalArgumentException)) { 2560 Slog.wtf(TAG, "Package Manager Crash", e); 2561 } 2562 throw e; 2563 } 2564 } 2565 2566 void cleanupInstallFailedPackage(PackageSetting ps) { 2567 logCriticalInfo(Log.WARN, "Cleaning up incompletely installed app: " + ps.name); 2568 2569 removeDataDirsLI(ps.volumeUuid, ps.name); 2570 if (ps.codePath != null) { 2571 if (ps.codePath.isDirectory()) { 2572 mInstaller.rmPackageDir(ps.codePath.getAbsolutePath()); 2573 } else { 2574 ps.codePath.delete(); 2575 } 2576 } 2577 if (ps.resourcePath != null && !ps.resourcePath.equals(ps.codePath)) { 2578 if (ps.resourcePath.isDirectory()) { 2579 FileUtils.deleteContents(ps.resourcePath); 2580 } 2581 ps.resourcePath.delete(); 2582 } 2583 mSettings.removePackageLPw(ps.name); 2584 } 2585 2586 static int[] appendInts(int[] cur, int[] add) { 2587 if (add == null) return cur; 2588 if (cur == null) return add; 2589 final int N = add.length; 2590 for (int i=0; i<N; i++) { 2591 cur = appendInt(cur, add[i]); 2592 } 2593 return cur; 2594 } 2595 2596 PackageInfo generatePackageInfo(PackageParser.Package p, int flags, int userId) { 2597 if (!sUserManager.exists(userId)) return null; 2598 final PackageSetting ps = (PackageSetting) p.mExtras; 2599 if (ps == null) { 2600 return null; 2601 } 2602 2603 final PermissionsState permissionsState = ps.getPermissionsState(); 2604 2605 final int[] gids = permissionsState.computeGids(userId); 2606 final Set<String> permissions = permissionsState.getPermissions(userId); 2607 final PackageUserState state = ps.readUserState(userId); 2608 2609 return PackageParser.generatePackageInfo(p, gids, flags, 2610 ps.firstInstallTime, ps.lastUpdateTime, permissions, state, userId); 2611 } 2612 2613 @Override 2614 public boolean isPackageFrozen(String packageName) { 2615 synchronized (mPackages) { 2616 final PackageSetting ps = mSettings.mPackages.get(packageName); 2617 if (ps != null) { 2618 return ps.frozen; 2619 } 2620 } 2621 Slog.w(TAG, "Package " + packageName + " is missing; assuming frozen"); 2622 return true; 2623 } 2624 2625 @Override 2626 public boolean isPackageAvailable(String packageName, int userId) { 2627 if (!sUserManager.exists(userId)) return false; 2628 enforceCrossUserPermission(Binder.getCallingUid(), userId, false, false, "is package available"); 2629 synchronized (mPackages) { 2630 PackageParser.Package p = mPackages.get(packageName); 2631 if (p != null) { 2632 final PackageSetting ps = (PackageSetting) p.mExtras; 2633 if (ps != null) { 2634 final PackageUserState state = ps.readUserState(userId); 2635 if (state != null) { 2636 return PackageParser.isAvailable(state); 2637 } 2638 } 2639 } 2640 } 2641 return false; 2642 } 2643 2644 @Override 2645 public PackageInfo getPackageInfo(String packageName, int flags, int userId) { 2646 if (!sUserManager.exists(userId)) return null; 2647 enforceCrossUserPermission(Binder.getCallingUid(), userId, false, false, "get package info"); 2648 // reader 2649 synchronized (mPackages) { 2650 PackageParser.Package p = mPackages.get(packageName); 2651 if (DEBUG_PACKAGE_INFO) 2652 Log.v(TAG, "getPackageInfo " + packageName + ": " + p); 2653 if (p != null) { 2654 return generatePackageInfo(p, flags, userId); 2655 } 2656 if((flags & PackageManager.GET_UNINSTALLED_PACKAGES) != 0) { 2657 return generatePackageInfoFromSettingsLPw(packageName, flags, userId); 2658 } 2659 } 2660 return null; 2661 } 2662 2663 @Override 2664 public String[] currentToCanonicalPackageNames(String[] names) { 2665 String[] out = new String[names.length]; 2666 // reader 2667 synchronized (mPackages) { 2668 for (int i=names.length-1; i>=0; i--) { 2669 PackageSetting ps = mSettings.mPackages.get(names[i]); 2670 out[i] = ps != null && ps.realName != null ? ps.realName : names[i]; 2671 } 2672 } 2673 return out; 2674 } 2675 2676 @Override 2677 public String[] canonicalToCurrentPackageNames(String[] names) { 2678 String[] out = new String[names.length]; 2679 // reader 2680 synchronized (mPackages) { 2681 for (int i=names.length-1; i>=0; i--) { 2682 String cur = mSettings.mRenamedPackages.get(names[i]); 2683 out[i] = cur != null ? cur : names[i]; 2684 } 2685 } 2686 return out; 2687 } 2688 2689 @Override 2690 public int getPackageUid(String packageName, int userId) { 2691 if (!sUserManager.exists(userId)) return -1; 2692 enforceCrossUserPermission(Binder.getCallingUid(), userId, false, false, "get package uid"); 2693 2694 // reader 2695 synchronized (mPackages) { 2696 PackageParser.Package p = mPackages.get(packageName); 2697 if(p != null) { 2698 return UserHandle.getUid(userId, p.applicationInfo.uid); 2699 } 2700 PackageSetting ps = mSettings.mPackages.get(packageName); 2701 if((ps == null) || (ps.pkg == null) || (ps.pkg.applicationInfo == null)) { 2702 return -1; 2703 } 2704 p = ps.pkg; 2705 return p != null ? UserHandle.getUid(userId, p.applicationInfo.uid) : -1; 2706 } 2707 } 2708 2709 @Override 2710 public int[] getPackageGids(String packageName, int userId) throws RemoteException { 2711 if (!sUserManager.exists(userId)) { 2712 return null; 2713 } 2714 2715 enforceCrossUserPermission(Binder.getCallingUid(), userId, false, false, 2716 "getPackageGids"); 2717 2718 // reader 2719 synchronized (mPackages) { 2720 PackageParser.Package p = mPackages.get(packageName); 2721 if (DEBUG_PACKAGE_INFO) { 2722 Log.v(TAG, "getPackageGids" + packageName + ": " + p); 2723 } 2724 if (p != null) { 2725 PackageSetting ps = (PackageSetting) p.mExtras; 2726 return ps.getPermissionsState().computeGids(userId); 2727 } 2728 } 2729 2730 return null; 2731 } 2732 2733 static PermissionInfo generatePermissionInfo( 2734 BasePermission bp, int flags) { 2735 if (bp.perm != null) { 2736 return PackageParser.generatePermissionInfo(bp.perm, flags); 2737 } 2738 PermissionInfo pi = new PermissionInfo(); 2739 pi.name = bp.name; 2740 pi.packageName = bp.sourcePackage; 2741 pi.nonLocalizedLabel = bp.name; 2742 pi.protectionLevel = bp.protectionLevel; 2743 return pi; 2744 } 2745 2746 @Override 2747 public PermissionInfo getPermissionInfo(String name, int flags) { 2748 // reader 2749 synchronized (mPackages) { 2750 final BasePermission p = mSettings.mPermissions.get(name); 2751 if (p != null) { 2752 return generatePermissionInfo(p, flags); 2753 } 2754 return null; 2755 } 2756 } 2757 2758 @Override 2759 public List<PermissionInfo> queryPermissionsByGroup(String group, int flags) { 2760 // reader 2761 synchronized (mPackages) { 2762 ArrayList<PermissionInfo> out = new ArrayList<PermissionInfo>(10); 2763 for (BasePermission p : mSettings.mPermissions.values()) { 2764 if (group == null) { 2765 if (p.perm == null || p.perm.info.group == null) { 2766 out.add(generatePermissionInfo(p, flags)); 2767 } 2768 } else { 2769 if (p.perm != null && group.equals(p.perm.info.group)) { 2770 out.add(PackageParser.generatePermissionInfo(p.perm, flags)); 2771 } 2772 } 2773 } 2774 2775 if (out.size() > 0) { 2776 return out; 2777 } 2778 return mPermissionGroups.containsKey(group) ? out : null; 2779 } 2780 } 2781 2782 @Override 2783 public PermissionGroupInfo getPermissionGroupInfo(String name, int flags) { 2784 // reader 2785 synchronized (mPackages) { 2786 return PackageParser.generatePermissionGroupInfo( 2787 mPermissionGroups.get(name), flags); 2788 } 2789 } 2790 2791 @Override 2792 public List<PermissionGroupInfo> getAllPermissionGroups(int flags) { 2793 // reader 2794 synchronized (mPackages) { 2795 final int N = mPermissionGroups.size(); 2796 ArrayList<PermissionGroupInfo> out 2797 = new ArrayList<PermissionGroupInfo>(N); 2798 for (PackageParser.PermissionGroup pg : mPermissionGroups.values()) { 2799 out.add(PackageParser.generatePermissionGroupInfo(pg, flags)); 2800 } 2801 return out; 2802 } 2803 } 2804 2805 private ApplicationInfo generateApplicationInfoFromSettingsLPw(String packageName, int flags, 2806 int userId) { 2807 if (!sUserManager.exists(userId)) return null; 2808 PackageSetting ps = mSettings.mPackages.get(packageName); 2809 if (ps != null) { 2810 if (ps.pkg == null) { 2811 PackageInfo pInfo = generatePackageInfoFromSettingsLPw(packageName, 2812 flags, userId); 2813 if (pInfo != null) { 2814 return pInfo.applicationInfo; 2815 } 2816 return null; 2817 } 2818 return PackageParser.generateApplicationInfo(ps.pkg, flags, 2819 ps.readUserState(userId), userId); 2820 } 2821 return null; 2822 } 2823 2824 private PackageInfo generatePackageInfoFromSettingsLPw(String packageName, int flags, 2825 int userId) { 2826 if (!sUserManager.exists(userId)) return null; 2827 PackageSetting ps = mSettings.mPackages.get(packageName); 2828 if (ps != null) { 2829 PackageParser.Package pkg = ps.pkg; 2830 if (pkg == null) { 2831 if ((flags & PackageManager.GET_UNINSTALLED_PACKAGES) == 0) { 2832 return null; 2833 } 2834 // Only data remains, so we aren't worried about code paths 2835 pkg = new PackageParser.Package(packageName); 2836 pkg.applicationInfo.packageName = packageName; 2837 pkg.applicationInfo.flags = ps.pkgFlags | ApplicationInfo.FLAG_IS_DATA_ONLY; 2838 pkg.applicationInfo.privateFlags = ps.pkgPrivateFlags; 2839 pkg.applicationInfo.dataDir = Environment 2840 .getDataUserPackageDirectory(ps.volumeUuid, userId, packageName) 2841 .getAbsolutePath(); 2842 pkg.applicationInfo.primaryCpuAbi = ps.primaryCpuAbiString; 2843 pkg.applicationInfo.secondaryCpuAbi = ps.secondaryCpuAbiString; 2844 } 2845 return generatePackageInfo(pkg, flags, userId); 2846 } 2847 return null; 2848 } 2849 2850 @Override 2851 public ApplicationInfo getApplicationInfo(String packageName, int flags, int userId) { 2852 if (!sUserManager.exists(userId)) return null; 2853 enforceCrossUserPermission(Binder.getCallingUid(), userId, false, false, "get application info"); 2854 // writer 2855 synchronized (mPackages) { 2856 PackageParser.Package p = mPackages.get(packageName); 2857 if (DEBUG_PACKAGE_INFO) Log.v( 2858 TAG, "getApplicationInfo " + packageName 2859 + ": " + p); 2860 if (p != null) { 2861 PackageSetting ps = mSettings.mPackages.get(packageName); 2862 if (ps == null) return null; 2863 // Note: isEnabledLP() does not apply here - always return info 2864 return PackageParser.generateApplicationInfo( 2865 p, flags, ps.readUserState(userId), userId); 2866 } 2867 if ("android".equals(packageName)||"system".equals(packageName)) { 2868 return mAndroidApplication; 2869 } 2870 if ((flags & PackageManager.GET_UNINSTALLED_PACKAGES) != 0) { 2871 return generateApplicationInfoFromSettingsLPw(packageName, flags, userId); 2872 } 2873 } 2874 return null; 2875 } 2876 2877 @Override 2878 public void freeStorageAndNotify(final String volumeUuid, final long freeStorageSize, 2879 final IPackageDataObserver observer) { 2880 mContext.enforceCallingOrSelfPermission( 2881 android.Manifest.permission.CLEAR_APP_CACHE, null); 2882 // Queue up an async operation since clearing cache may take a little while. 2883 mHandler.post(new Runnable() { 2884 public void run() { 2885 mHandler.removeCallbacks(this); 2886 int retCode = -1; 2887 synchronized (mInstallLock) { 2888 retCode = mInstaller.freeCache(volumeUuid, freeStorageSize); 2889 if (retCode < 0) { 2890 Slog.w(TAG, "Couldn't clear application caches"); 2891 } 2892 } 2893 if (observer != null) { 2894 try { 2895 observer.onRemoveCompleted(null, (retCode >= 0)); 2896 } catch (RemoteException e) { 2897 Slog.w(TAG, "RemoveException when invoking call back"); 2898 } 2899 } 2900 } 2901 }); 2902 } 2903 2904 @Override 2905 public void freeStorage(final String volumeUuid, final long freeStorageSize, 2906 final IntentSender pi) { 2907 mContext.enforceCallingOrSelfPermission( 2908 android.Manifest.permission.CLEAR_APP_CACHE, null); 2909 // Queue up an async operation since clearing cache may take a little while. 2910 mHandler.post(new Runnable() { 2911 public void run() { 2912 mHandler.removeCallbacks(this); 2913 int retCode = -1; 2914 synchronized (mInstallLock) { 2915 retCode = mInstaller.freeCache(volumeUuid, freeStorageSize); 2916 if (retCode < 0) { 2917 Slog.w(TAG, "Couldn't clear application caches"); 2918 } 2919 } 2920 if(pi != null) { 2921 try { 2922 // Callback via pending intent 2923 int code = (retCode >= 0) ? 1 : 0; 2924 pi.sendIntent(null, code, null, 2925 null, null); 2926 } catch (SendIntentException e1) { 2927 Slog.i(TAG, "Failed to send pending intent"); 2928 } 2929 } 2930 } 2931 }); 2932 } 2933 2934 void freeStorage(String volumeUuid, long freeStorageSize) throws IOException { 2935 synchronized (mInstallLock) { 2936 if (mInstaller.freeCache(volumeUuid, freeStorageSize) < 0) { 2937 throw new IOException("Failed to free enough space"); 2938 } 2939 } 2940 } 2941 2942 @Override 2943 public ActivityInfo getActivityInfo(ComponentName component, int flags, int userId) { 2944 if (!sUserManager.exists(userId)) return null; 2945 enforceCrossUserPermission(Binder.getCallingUid(), userId, false, false, "get activity info"); 2946 synchronized (mPackages) { 2947 PackageParser.Activity a = mActivities.mActivities.get(component); 2948 2949 if (DEBUG_PACKAGE_INFO) Log.v(TAG, "getActivityInfo " + component + ": " + a); 2950 if (a != null && mSettings.isEnabledLPr(a.info, flags, userId)) { 2951 PackageSetting ps = mSettings.mPackages.get(component.getPackageName()); 2952 if (ps == null) return null; 2953 return PackageParser.generateActivityInfo(a, flags, ps.readUserState(userId), 2954 userId); 2955 } 2956 if (mResolveComponentName.equals(component)) { 2957 return PackageParser.generateActivityInfo(mResolveActivity, flags, 2958 new PackageUserState(), userId); 2959 } 2960 } 2961 return null; 2962 } 2963 2964 @Override 2965 public boolean activitySupportsIntent(ComponentName component, Intent intent, 2966 String resolvedType) { 2967 synchronized (mPackages) { 2968 if (component.equals(mResolveComponentName)) { 2969 // The resolver supports EVERYTHING! 2970 return true; 2971 } 2972 PackageParser.Activity a = mActivities.mActivities.get(component); 2973 if (a == null) { 2974 return false; 2975 } 2976 for (int i=0; i<a.intents.size(); i++) { 2977 if (a.intents.get(i).match(intent.getAction(), resolvedType, intent.getScheme(), 2978 intent.getData(), intent.getCategories(), TAG) >= 0) { 2979 return true; 2980 } 2981 } 2982 return false; 2983 } 2984 } 2985 2986 @Override 2987 public ActivityInfo getReceiverInfo(ComponentName component, int flags, int userId) { 2988 if (!sUserManager.exists(userId)) return null; 2989 enforceCrossUserPermission(Binder.getCallingUid(), userId, false, false, "get receiver info"); 2990 synchronized (mPackages) { 2991 PackageParser.Activity a = mReceivers.mActivities.get(component); 2992 if (DEBUG_PACKAGE_INFO) Log.v( 2993 TAG, "getReceiverInfo " + component + ": " + a); 2994 if (a != null && mSettings.isEnabledLPr(a.info, flags, userId)) { 2995 PackageSetting ps = mSettings.mPackages.get(component.getPackageName()); 2996 if (ps == null) return null; 2997 return PackageParser.generateActivityInfo(a, flags, ps.readUserState(userId), 2998 userId); 2999 } 3000 } 3001 return null; 3002 } 3003 3004 @Override 3005 public ServiceInfo getServiceInfo(ComponentName component, int flags, int userId) { 3006 if (!sUserManager.exists(userId)) return null; 3007 enforceCrossUserPermission(Binder.getCallingUid(), userId, false, false, "get service info"); 3008 synchronized (mPackages) { 3009 PackageParser.Service s = mServices.mServices.get(component); 3010 if (DEBUG_PACKAGE_INFO) Log.v( 3011 TAG, "getServiceInfo " + component + ": " + s); 3012 if (s != null && mSettings.isEnabledLPr(s.info, flags, userId)) { 3013 PackageSetting ps = mSettings.mPackages.get(component.getPackageName()); 3014 if (ps == null) return null; 3015 return PackageParser.generateServiceInfo(s, flags, ps.readUserState(userId), 3016 userId); 3017 } 3018 } 3019 return null; 3020 } 3021 3022 @Override 3023 public ProviderInfo getProviderInfo(ComponentName component, int flags, int userId) { 3024 if (!sUserManager.exists(userId)) return null; 3025 enforceCrossUserPermission(Binder.getCallingUid(), userId, false, false, "get provider info"); 3026 synchronized (mPackages) { 3027 PackageParser.Provider p = mProviders.mProviders.get(component); 3028 if (DEBUG_PACKAGE_INFO) Log.v( 3029 TAG, "getProviderInfo " + component + ": " + p); 3030 if (p != null && mSettings.isEnabledLPr(p.info, flags, userId)) { 3031 PackageSetting ps = mSettings.mPackages.get(component.getPackageName()); 3032 if (ps == null) return null; 3033 return PackageParser.generateProviderInfo(p, flags, ps.readUserState(userId), 3034 userId); 3035 } 3036 } 3037 return null; 3038 } 3039 3040 @Override 3041 public String[] getSystemSharedLibraryNames() { 3042 Set<String> libSet; 3043 synchronized (mPackages) { 3044 libSet = mSharedLibraries.keySet(); 3045 int size = libSet.size(); 3046 if (size > 0) { 3047 String[] libs = new String[size]; 3048 libSet.toArray(libs); 3049 return libs; 3050 } 3051 } 3052 return null; 3053 } 3054 3055 /** 3056 * @hide 3057 */ 3058 PackageParser.Package findSharedNonSystemLibrary(String libName) { 3059 synchronized (mPackages) { 3060 PackageManagerService.SharedLibraryEntry lib = mSharedLibraries.get(libName); 3061 if (lib != null && lib.apk != null) { 3062 return mPackages.get(lib.apk); 3063 } 3064 } 3065 return null; 3066 } 3067 3068 @Override 3069 public FeatureInfo[] getSystemAvailableFeatures() { 3070 Collection<FeatureInfo> featSet; 3071 synchronized (mPackages) { 3072 featSet = mAvailableFeatures.values(); 3073 int size = featSet.size(); 3074 if (size > 0) { 3075 FeatureInfo[] features = new FeatureInfo[size+1]; 3076 featSet.toArray(features); 3077 FeatureInfo fi = new FeatureInfo(); 3078 fi.reqGlEsVersion = SystemProperties.getInt("ro.opengles.version", 3079 FeatureInfo.GL_ES_VERSION_UNDEFINED); 3080 features[size] = fi; 3081 return features; 3082 } 3083 } 3084 return null; 3085 } 3086 3087 @Override 3088 public boolean hasSystemFeature(String name) { 3089 synchronized (mPackages) { 3090 return mAvailableFeatures.containsKey(name); 3091 } 3092 } 3093 3094 private void checkValidCaller(int uid, int userId) { 3095 if (UserHandle.getUserId(uid) == userId || uid == Process.SYSTEM_UID || uid == 0) 3096 return; 3097 3098 throw new SecurityException("Caller uid=" + uid 3099 + " is not privileged to communicate with user=" + userId); 3100 } 3101 3102 @Override 3103 public int checkPermission(String permName, String pkgName, int userId) { 3104 if (!sUserManager.exists(userId)) { 3105 return PackageManager.PERMISSION_DENIED; 3106 } 3107 3108 synchronized (mPackages) { 3109 final PackageParser.Package p = mPackages.get(pkgName); 3110 if (p != null && p.mExtras != null) { 3111 final PackageSetting ps = (PackageSetting) p.mExtras; 3112 if (ps.getPermissionsState().hasPermission(permName, userId)) { 3113 return PackageManager.PERMISSION_GRANTED; 3114 } 3115 } 3116 } 3117 3118 return PackageManager.PERMISSION_DENIED; 3119 } 3120 3121 @Override 3122 public int checkUidPermission(String permName, int uid) { 3123 final int userId = UserHandle.getUserId(uid); 3124 3125 if (!sUserManager.exists(userId)) { 3126 return PackageManager.PERMISSION_DENIED; 3127 } 3128 3129 synchronized (mPackages) { 3130 Object obj = mSettings.getUserIdLPr(UserHandle.getAppId(uid)); 3131 if (obj != null) { 3132 final SettingBase ps = (SettingBase) obj; 3133 if (ps.getPermissionsState().hasPermission(permName, userId)) { 3134 return PackageManager.PERMISSION_GRANTED; 3135 } 3136 } else { 3137 ArraySet<String> perms = mSystemPermissions.get(uid); 3138 if (perms != null && perms.contains(permName)) { 3139 return PackageManager.PERMISSION_GRANTED; 3140 } 3141 } 3142 } 3143 3144 return PackageManager.PERMISSION_DENIED; 3145 } 3146 3147 @Override 3148 public boolean isPermissionRevokedByPolicy(String permission, String packageName, int userId) { 3149 if (UserHandle.getCallingUserId() != userId) { 3150 mContext.enforceCallingPermission( 3151 android.Manifest.permission.INTERACT_ACROSS_USERS_FULL, 3152 "isPermissionRevokedByPolicy for user " + userId); 3153 } 3154 3155 if (checkPermission(permission, packageName, userId) 3156 == PackageManager.PERMISSION_GRANTED) { 3157 return false; 3158 } 3159 3160 final long identity = Binder.clearCallingIdentity(); 3161 try { 3162 final int flags = getPermissionFlags(permission, packageName, userId); 3163 return (flags & PackageManager.FLAG_PERMISSION_POLICY_FIXED) != 0; 3164 } finally { 3165 Binder.restoreCallingIdentity(identity); 3166 } 3167 } 3168 3169 /** 3170 * Checks if the request is from the system or an app that has INTERACT_ACROSS_USERS 3171 * or INTERACT_ACROSS_USERS_FULL permissions, if the userid is not for the caller. 3172 * @param checkShell TODO(yamasani): 3173 * @param message the message to log on security exception 3174 */ 3175 void enforceCrossUserPermission(int callingUid, int userId, boolean requireFullPermission, 3176 boolean checkShell, String message) { 3177 if (userId < 0) { 3178 throw new IllegalArgumentException("Invalid userId " + userId); 3179 } 3180 if (checkShell) { 3181 enforceShellRestriction(UserManager.DISALLOW_DEBUGGING_FEATURES, callingUid, userId); 3182 } 3183 if (userId == UserHandle.getUserId(callingUid)) return; 3184 if (callingUid != Process.SYSTEM_UID && callingUid != 0) { 3185 if (requireFullPermission) { 3186 mContext.enforceCallingOrSelfPermission( 3187 android.Manifest.permission.INTERACT_ACROSS_USERS_FULL, message); 3188 } else { 3189 try { 3190 mContext.enforceCallingOrSelfPermission( 3191 android.Manifest.permission.INTERACT_ACROSS_USERS_FULL, message); 3192 } catch (SecurityException se) { 3193 mContext.enforceCallingOrSelfPermission( 3194 android.Manifest.permission.INTERACT_ACROSS_USERS, message); 3195 } 3196 } 3197 } 3198 } 3199 3200 void enforceShellRestriction(String restriction, int callingUid, int userHandle) { 3201 if (callingUid == Process.SHELL_UID) { 3202 if (userHandle >= 0 3203 && sUserManager.hasUserRestriction(restriction, userHandle)) { 3204 throw new SecurityException("Shell does not have permission to access user " 3205 + userHandle); 3206 } else if (userHandle < 0) { 3207 Slog.e(TAG, "Unable to check shell permission for user " + userHandle + "\n\t" 3208 + Debug.getCallers(3)); 3209 } 3210 } 3211 } 3212 3213 private BasePermission findPermissionTreeLP(String permName) { 3214 for(BasePermission bp : mSettings.mPermissionTrees.values()) { 3215 if (permName.startsWith(bp.name) && 3216 permName.length() > bp.name.length() && 3217 permName.charAt(bp.name.length()) == '.') { 3218 return bp; 3219 } 3220 } 3221 return null; 3222 } 3223 3224 private BasePermission checkPermissionTreeLP(String permName) { 3225 if (permName != null) { 3226 BasePermission bp = findPermissionTreeLP(permName); 3227 if (bp != null) { 3228 if (bp.uid == UserHandle.getAppId(Binder.getCallingUid())) { 3229 return bp; 3230 } 3231 throw new SecurityException("Calling uid " 3232 + Binder.getCallingUid() 3233 + " is not allowed to add to permission tree " 3234 + bp.name + " owned by uid " + bp.uid); 3235 } 3236 } 3237 throw new SecurityException("No permission tree found for " + permName); 3238 } 3239 3240 static boolean compareStrings(CharSequence s1, CharSequence s2) { 3241 if (s1 == null) { 3242 return s2 == null; 3243 } 3244 if (s2 == null) { 3245 return false; 3246 } 3247 if (s1.getClass() != s2.getClass()) { 3248 return false; 3249 } 3250 return s1.equals(s2); 3251 } 3252 3253 static boolean comparePermissionInfos(PermissionInfo pi1, PermissionInfo pi2) { 3254 if (pi1.icon != pi2.icon) return false; 3255 if (pi1.logo != pi2.logo) return false; 3256 if (pi1.protectionLevel != pi2.protectionLevel) return false; 3257 if (!compareStrings(pi1.name, pi2.name)) return false; 3258 if (!compareStrings(pi1.nonLocalizedLabel, pi2.nonLocalizedLabel)) return false; 3259 // We'll take care of setting this one. 3260 if (!compareStrings(pi1.packageName, pi2.packageName)) return false; 3261 // These are not currently stored in settings. 3262 //if (!compareStrings(pi1.group, pi2.group)) return false; 3263 //if (!compareStrings(pi1.nonLocalizedDescription, pi2.nonLocalizedDescription)) return false; 3264 //if (pi1.labelRes != pi2.labelRes) return false; 3265 //if (pi1.descriptionRes != pi2.descriptionRes) return false; 3266 return true; 3267 } 3268 3269 int permissionInfoFootprint(PermissionInfo info) { 3270 int size = info.name.length(); 3271 if (info.nonLocalizedLabel != null) size += info.nonLocalizedLabel.length(); 3272 if (info.nonLocalizedDescription != null) size += info.nonLocalizedDescription.length(); 3273 return size; 3274 } 3275 3276 int calculateCurrentPermissionFootprintLocked(BasePermission tree) { 3277 int size = 0; 3278 for (BasePermission perm : mSettings.mPermissions.values()) { 3279 if (perm.uid == tree.uid) { 3280 size += perm.name.length() + permissionInfoFootprint(perm.perm.info); 3281 } 3282 } 3283 return size; 3284 } 3285 3286 void enforcePermissionCapLocked(PermissionInfo info, BasePermission tree) { 3287 // We calculate the max size of permissions defined by this uid and throw 3288 // if that plus the size of 'info' would exceed our stated maximum. 3289 if (tree.uid != Process.SYSTEM_UID) { 3290 final int curTreeSize = calculateCurrentPermissionFootprintLocked(tree); 3291 if (curTreeSize + permissionInfoFootprint(info) > MAX_PERMISSION_TREE_FOOTPRINT) { 3292 throw new SecurityException("Permission tree size cap exceeded"); 3293 } 3294 } 3295 } 3296 3297 boolean addPermissionLocked(PermissionInfo info, boolean async) { 3298 if (info.labelRes == 0 && info.nonLocalizedLabel == null) { 3299 throw new SecurityException("Label must be specified in permission"); 3300 } 3301 BasePermission tree = checkPermissionTreeLP(info.name); 3302 BasePermission bp = mSettings.mPermissions.get(info.name); 3303 boolean added = bp == null; 3304 boolean changed = true; 3305 int fixedLevel = PermissionInfo.fixProtectionLevel(info.protectionLevel); 3306 if (added) { 3307 enforcePermissionCapLocked(info, tree); 3308 bp = new BasePermission(info.name, tree.sourcePackage, 3309 BasePermission.TYPE_DYNAMIC); 3310 } else if (bp.type != BasePermission.TYPE_DYNAMIC) { 3311 throw new SecurityException( 3312 "Not allowed to modify non-dynamic permission " 3313 + info.name); 3314 } else { 3315 if (bp.protectionLevel == fixedLevel 3316 && bp.perm.owner.equals(tree.perm.owner) 3317 && bp.uid == tree.uid 3318 && comparePermissionInfos(bp.perm.info, info)) { 3319 changed = false; 3320 } 3321 } 3322 bp.protectionLevel = fixedLevel; 3323 info = new PermissionInfo(info); 3324 info.protectionLevel = fixedLevel; 3325 bp.perm = new PackageParser.Permission(tree.perm.owner, info); 3326 bp.perm.info.packageName = tree.perm.info.packageName; 3327 bp.uid = tree.uid; 3328 if (added) { 3329 mSettings.mPermissions.put(info.name, bp); 3330 } 3331 if (changed) { 3332 if (!async) { 3333 mSettings.writeLPr(); 3334 } else { 3335 scheduleWriteSettingsLocked(); 3336 } 3337 } 3338 return added; 3339 } 3340 3341 @Override 3342 public boolean addPermission(PermissionInfo info) { 3343 synchronized (mPackages) { 3344 return addPermissionLocked(info, false); 3345 } 3346 } 3347 3348 @Override 3349 public boolean addPermissionAsync(PermissionInfo info) { 3350 synchronized (mPackages) { 3351 return addPermissionLocked(info, true); 3352 } 3353 } 3354 3355 @Override 3356 public void removePermission(String name) { 3357 synchronized (mPackages) { 3358 checkPermissionTreeLP(name); 3359 BasePermission bp = mSettings.mPermissions.get(name); 3360 if (bp != null) { 3361 if (bp.type != BasePermission.TYPE_DYNAMIC) { 3362 throw new SecurityException( 3363 "Not allowed to modify non-dynamic permission " 3364 + name); 3365 } 3366 mSettings.mPermissions.remove(name); 3367 mSettings.writeLPr(); 3368 } 3369 } 3370 } 3371 3372 private static void enforceDeclaredAsUsedAndRuntimePermission(PackageParser.Package pkg, 3373 BasePermission bp) { 3374 int index = pkg.requestedPermissions.indexOf(bp.name); 3375 if (index == -1) { 3376 throw new SecurityException("Package " + pkg.packageName 3377 + " has not requested permission " + bp.name); 3378 } 3379 if (!bp.isRuntime()) { 3380 throw new SecurityException("Permission " + bp.name 3381 + " is not a changeable permission type"); 3382 } 3383 } 3384 3385 @Override 3386 public void grantRuntimePermission(String packageName, String name, final int userId) { 3387 if (!sUserManager.exists(userId)) { 3388 Log.e(TAG, "No such user:" + userId); 3389 return; 3390 } 3391 3392 mContext.enforceCallingOrSelfPermission( 3393 android.Manifest.permission.GRANT_RUNTIME_PERMISSIONS, 3394 "grantRuntimePermission"); 3395 3396 enforceCrossUserPermission(Binder.getCallingUid(), userId, true, false, 3397 "grantRuntimePermission"); 3398 3399 final int uid; 3400 final SettingBase sb; 3401 3402 synchronized (mPackages) { 3403 final PackageParser.Package pkg = mPackages.get(packageName); 3404 if (pkg == null) { 3405 throw new IllegalArgumentException("Unknown package: " + packageName); 3406 } 3407 3408 final BasePermission bp = mSettings.mPermissions.get(name); 3409 if (bp == null) { 3410 throw new IllegalArgumentException("Unknown permission: " + name); 3411 } 3412 3413 enforceDeclaredAsUsedAndRuntimePermission(pkg, bp); 3414 3415 uid = UserHandle.getUid(userId, pkg.applicationInfo.uid); 3416 sb = (SettingBase) pkg.mExtras; 3417 if (sb == null) { 3418 throw new IllegalArgumentException("Unknown package: " + packageName); 3419 } 3420 3421 final PermissionsState permissionsState = sb.getPermissionsState(); 3422 3423 final int flags = permissionsState.getPermissionFlags(name, userId); 3424 if ((flags & PackageManager.FLAG_PERMISSION_SYSTEM_FIXED) != 0) { 3425 throw new SecurityException("Cannot grant system fixed permission: " 3426 + name + " for package: " + packageName); 3427 } 3428 3429 final int result = permissionsState.grantRuntimePermission(bp, userId); 3430 switch (result) { 3431 case PermissionsState.PERMISSION_OPERATION_FAILURE: { 3432 return; 3433 } 3434 3435 case PermissionsState.PERMISSION_OPERATION_SUCCESS_GIDS_CHANGED: { 3436 mHandler.post(new Runnable() { 3437 @Override 3438 public void run() { 3439 killSettingPackagesForUser(sb, userId, KILL_APP_REASON_GIDS_CHANGED); 3440 } 3441 }); 3442 } break; 3443 } 3444 3445 mOnPermissionChangeListeners.onPermissionsChanged(uid); 3446 3447 // Not critical if that is lost - app has to request again. 3448 mSettings.writeRuntimePermissionsForUserLPr(userId, false); 3449 } 3450 3451 // Only need to do this if user is initialized. Otherwise it's a new user 3452 // and there are no processes running as the user yet and there's no need 3453 // to make an expensive call to remount processes for the changed permissions. 3454 if (READ_EXTERNAL_STORAGE.equals(name) 3455 || WRITE_EXTERNAL_STORAGE.equals(name)) { 3456 final long token = Binder.clearCallingIdentity(); 3457 try { 3458 if (sUserManager.isInitialized(userId)) { 3459 MountServiceInternal mountServiceInternal = LocalServices.getService( 3460 MountServiceInternal.class); 3461 mountServiceInternal.onExternalStoragePolicyChanged(uid, packageName); 3462 } 3463 } finally { 3464 Binder.restoreCallingIdentity(token); 3465 } 3466 } 3467 } 3468 3469 @Override 3470 public void revokeRuntimePermission(String packageName, String name, int userId) { 3471 if (!sUserManager.exists(userId)) { 3472 Log.e(TAG, "No such user:" + userId); 3473 return; 3474 } 3475 3476 mContext.enforceCallingOrSelfPermission( 3477 android.Manifest.permission.REVOKE_RUNTIME_PERMISSIONS, 3478 "revokeRuntimePermission"); 3479 3480 enforceCrossUserPermission(Binder.getCallingUid(), userId, true, false, 3481 "revokeRuntimePermission"); 3482 3483 final SettingBase sb; 3484 3485 synchronized (mPackages) { 3486 final PackageParser.Package pkg = mPackages.get(packageName); 3487 if (pkg == null) { 3488 throw new IllegalArgumentException("Unknown package: " + packageName); 3489 } 3490 3491 final BasePermission bp = mSettings.mPermissions.get(name); 3492 if (bp == null) { 3493 throw new IllegalArgumentException("Unknown permission: " + name); 3494 } 3495 3496 enforceDeclaredAsUsedAndRuntimePermission(pkg, bp); 3497 3498 sb = (SettingBase) pkg.mExtras; 3499 if (sb == null) { 3500 throw new IllegalArgumentException("Unknown package: " + packageName); 3501 } 3502 3503 final PermissionsState permissionsState = sb.getPermissionsState(); 3504 3505 final int flags = permissionsState.getPermissionFlags(name, userId); 3506 if ((flags & PackageManager.FLAG_PERMISSION_SYSTEM_FIXED) != 0) { 3507 throw new SecurityException("Cannot revoke system fixed permission: " 3508 + name + " for package: " + packageName); 3509 } 3510 3511 if (permissionsState.revokeRuntimePermission(bp, userId) == 3512 PermissionsState.PERMISSION_OPERATION_FAILURE) { 3513 return; 3514 } 3515 3516 mOnPermissionChangeListeners.onPermissionsChanged(pkg.applicationInfo.uid); 3517 3518 // Critical, after this call app should never have the permission. 3519 mSettings.writeRuntimePermissionsForUserLPr(userId, true); 3520 } 3521 3522 killSettingPackagesForUser(sb, userId, KILL_APP_REASON_PERMISSIONS_REVOKED); 3523 } 3524 3525 @Override 3526 public void resetRuntimePermissions() { 3527 mContext.enforceCallingOrSelfPermission( 3528 android.Manifest.permission.REVOKE_RUNTIME_PERMISSIONS, 3529 "revokeRuntimePermission"); 3530 3531 int callingUid = Binder.getCallingUid(); 3532 if (callingUid != Process.SYSTEM_UID && callingUid != 0) { 3533 mContext.enforceCallingOrSelfPermission( 3534 android.Manifest.permission.INTERACT_ACROSS_USERS_FULL, 3535 "resetRuntimePermissions"); 3536 } 3537 3538 synchronized (mPackages) { 3539 updatePermissionsLPw(null, null, UPDATE_PERMISSIONS_ALL); 3540 for (int userId : UserManagerService.getInstance().getUserIds()) { 3541 final int packageCount = mPackages.size(); 3542 for (int i = 0; i < packageCount; i++) { 3543 PackageParser.Package pkg = mPackages.valueAt(i); 3544 if (!(pkg.mExtras instanceof PackageSetting)) { 3545 continue; 3546 } 3547 PackageSetting ps = (PackageSetting) pkg.mExtras; 3548 resetUserChangesToRuntimePermissionsAndFlagsLocked(ps, userId); 3549 } 3550 } 3551 } 3552 } 3553 3554 @Override 3555 public int getPermissionFlags(String name, String packageName, int userId) { 3556 if (!sUserManager.exists(userId)) { 3557 return 0; 3558 } 3559 3560 enforceGrantRevokeRuntimePermissionPermissions("getPermissionFlags"); 3561 3562 enforceCrossUserPermission(Binder.getCallingUid(), userId, true, false, 3563 "getPermissionFlags"); 3564 3565 synchronized (mPackages) { 3566 final PackageParser.Package pkg = mPackages.get(packageName); 3567 if (pkg == null) { 3568 throw new IllegalArgumentException("Unknown package: " + packageName); 3569 } 3570 3571 final BasePermission bp = mSettings.mPermissions.get(name); 3572 if (bp == null) { 3573 throw new IllegalArgumentException("Unknown permission: " + name); 3574 } 3575 3576 SettingBase sb = (SettingBase) pkg.mExtras; 3577 if (sb == null) { 3578 throw new IllegalArgumentException("Unknown package: " + packageName); 3579 } 3580 3581 PermissionsState permissionsState = sb.getPermissionsState(); 3582 return permissionsState.getPermissionFlags(name, userId); 3583 } 3584 } 3585 3586 @Override 3587 public void updatePermissionFlags(String name, String packageName, int flagMask, 3588 int flagValues, int userId) { 3589 if (!sUserManager.exists(userId)) { 3590 return; 3591 } 3592 3593 enforceGrantRevokeRuntimePermissionPermissions("updatePermissionFlags"); 3594 3595 enforceCrossUserPermission(Binder.getCallingUid(), userId, true, false, 3596 "updatePermissionFlags"); 3597 3598 // Only the system can change system fixed flags. 3599 if (getCallingUid() != Process.SYSTEM_UID) { 3600 flagMask &= ~PackageManager.FLAG_PERMISSION_SYSTEM_FIXED; 3601 flagValues &= ~PackageManager.FLAG_PERMISSION_SYSTEM_FIXED; 3602 } 3603 3604 synchronized (mPackages) { 3605 final PackageParser.Package pkg = mPackages.get(packageName); 3606 if (pkg == null) { 3607 throw new IllegalArgumentException("Unknown package: " + packageName); 3608 } 3609 3610 final BasePermission bp = mSettings.mPermissions.get(name); 3611 if (bp == null) { 3612 throw new IllegalArgumentException("Unknown permission: " + name); 3613 } 3614 3615 SettingBase sb = (SettingBase) pkg.mExtras; 3616 if (sb == null) { 3617 throw new IllegalArgumentException("Unknown package: " + packageName); 3618 } 3619 3620 PermissionsState permissionsState = sb.getPermissionsState(); 3621 3622 // Only the package manager can change flags for system component permissions. 3623 final int flags = permissionsState.getPermissionFlags(bp.name, userId); 3624 if ((flags & PackageManager.FLAG_PERMISSION_SYSTEM_FIXED) != 0) { 3625 return; 3626 } 3627 3628 boolean hadState = permissionsState.getRuntimePermissionState(name, userId) != null; 3629 3630 if (permissionsState.updatePermissionFlags(bp, userId, flagMask, flagValues)) { 3631 // Install and runtime permissions are stored in different places, 3632 // so figure out what permission changed and persist the change. 3633 if (permissionsState.getInstallPermissionState(name) != null) { 3634 scheduleWriteSettingsLocked(); 3635 } else if (permissionsState.getRuntimePermissionState(name, userId) != null 3636 || hadState) { 3637 mSettings.writeRuntimePermissionsForUserLPr(userId, false); 3638 } 3639 } 3640 } 3641 } 3642 3643 /** 3644 * Update the permission flags for all packages and runtime permissions of a user in order 3645 * to allow device or profile owner to remove POLICY_FIXED. 3646 */ 3647 @Override 3648 public void updatePermissionFlagsForAllApps(int flagMask, int flagValues, int userId) { 3649 if (!sUserManager.exists(userId)) { 3650 return; 3651 } 3652 3653 enforceGrantRevokeRuntimePermissionPermissions("updatePermissionFlagsForAllApps"); 3654 3655 enforceCrossUserPermission(Binder.getCallingUid(), userId, true, false, 3656 "updatePermissionFlagsForAllApps"); 3657 3658 // Only the system can change system fixed flags. 3659 if (getCallingUid() != Process.SYSTEM_UID) { 3660 flagMask &= ~PackageManager.FLAG_PERMISSION_SYSTEM_FIXED; 3661 flagValues &= ~PackageManager.FLAG_PERMISSION_SYSTEM_FIXED; 3662 } 3663 3664 synchronized (mPackages) { 3665 boolean changed = false; 3666 final int packageCount = mPackages.size(); 3667 for (int pkgIndex = 0; pkgIndex < packageCount; pkgIndex++) { 3668 final PackageParser.Package pkg = mPackages.valueAt(pkgIndex); 3669 SettingBase sb = (SettingBase) pkg.mExtras; 3670 if (sb == null) { 3671 continue; 3672 } 3673 PermissionsState permissionsState = sb.getPermissionsState(); 3674 changed |= permissionsState.updatePermissionFlagsForAllPermissions( 3675 userId, flagMask, flagValues); 3676 } 3677 if (changed) { 3678 mSettings.writeRuntimePermissionsForUserLPr(userId, false); 3679 } 3680 } 3681 } 3682 3683 private void enforceGrantRevokeRuntimePermissionPermissions(String message) { 3684 if (mContext.checkCallingOrSelfPermission(Manifest.permission.GRANT_RUNTIME_PERMISSIONS) 3685 != PackageManager.PERMISSION_GRANTED 3686 && mContext.checkCallingOrSelfPermission(Manifest.permission.REVOKE_RUNTIME_PERMISSIONS) 3687 != PackageManager.PERMISSION_GRANTED) { 3688 throw new SecurityException(message + " requires " 3689 + Manifest.permission.GRANT_RUNTIME_PERMISSIONS + " or " 3690 + Manifest.permission.REVOKE_RUNTIME_PERMISSIONS); 3691 } 3692 } 3693 3694 @Override 3695 public boolean shouldShowRequestPermissionRationale(String permissionName, 3696 String packageName, int userId) { 3697 if (UserHandle.getCallingUserId() != userId) { 3698 mContext.enforceCallingPermission( 3699 android.Manifest.permission.INTERACT_ACROSS_USERS_FULL, 3700 "canShowRequestPermissionRationale for user " + userId); 3701 } 3702 3703 final int uid = getPackageUid(packageName, userId); 3704 if (UserHandle.getAppId(getCallingUid()) != UserHandle.getAppId(uid)) { 3705 return false; 3706 } 3707 3708 if (checkPermission(permissionName, packageName, userId) 3709 == PackageManager.PERMISSION_GRANTED) { 3710 return false; 3711 } 3712 3713 final int flags; 3714 3715 final long identity = Binder.clearCallingIdentity(); 3716 try { 3717 flags = getPermissionFlags(permissionName, 3718 packageName, userId); 3719 } finally { 3720 Binder.restoreCallingIdentity(identity); 3721 } 3722 3723 final int fixedFlags = PackageManager.FLAG_PERMISSION_SYSTEM_FIXED 3724 | PackageManager.FLAG_PERMISSION_POLICY_FIXED 3725 | PackageManager.FLAG_PERMISSION_USER_FIXED; 3726 3727 if ((flags & fixedFlags) != 0) { 3728 return false; 3729 } 3730 3731 return (flags & PackageManager.FLAG_PERMISSION_USER_SET) != 0; 3732 } 3733 3734 void grantInstallPermissionLPw(String permission, PackageParser.Package pkg) { 3735 BasePermission bp = mSettings.mPermissions.get(permission); 3736 if (bp == null) { 3737 throw new SecurityException("Missing " + permission + " permission"); 3738 } 3739 3740 SettingBase sb = (SettingBase) pkg.mExtras; 3741 PermissionsState permissionsState = sb.getPermissionsState(); 3742 3743 if (permissionsState.grantInstallPermission(bp) != 3744 PermissionsState.PERMISSION_OPERATION_FAILURE) { 3745 scheduleWriteSettingsLocked(); 3746 } 3747 } 3748 3749 @Override 3750 public void addOnPermissionsChangeListener(IOnPermissionsChangeListener listener) { 3751 mContext.enforceCallingOrSelfPermission( 3752 Manifest.permission.OBSERVE_GRANT_REVOKE_PERMISSIONS, 3753 "addOnPermissionsChangeListener"); 3754 3755 synchronized (mPackages) { 3756 mOnPermissionChangeListeners.addListenerLocked(listener); 3757 } 3758 } 3759 3760 @Override 3761 public void removeOnPermissionsChangeListener(IOnPermissionsChangeListener listener) { 3762 synchronized (mPackages) { 3763 mOnPermissionChangeListeners.removeListenerLocked(listener); 3764 } 3765 } 3766 3767 @Override 3768 public boolean isProtectedBroadcast(String actionName) { 3769 synchronized (mPackages) { 3770 return mProtectedBroadcasts.contains(actionName); 3771 } 3772 } 3773 3774 @Override 3775 public int checkSignatures(String pkg1, String pkg2) { 3776 synchronized (mPackages) { 3777 final PackageParser.Package p1 = mPackages.get(pkg1); 3778 final PackageParser.Package p2 = mPackages.get(pkg2); 3779 if (p1 == null || p1.mExtras == null 3780 || p2 == null || p2.mExtras == null) { 3781 return PackageManager.SIGNATURE_UNKNOWN_PACKAGE; 3782 } 3783 return compareSignatures(p1.mSignatures, p2.mSignatures); 3784 } 3785 } 3786 3787 @Override 3788 public int checkUidSignatures(int uid1, int uid2) { 3789 // Map to base uids. 3790 uid1 = UserHandle.getAppId(uid1); 3791 uid2 = UserHandle.getAppId(uid2); 3792 // reader 3793 synchronized (mPackages) { 3794 Signature[] s1; 3795 Signature[] s2; 3796 Object obj = mSettings.getUserIdLPr(uid1); 3797 if (obj != null) { 3798 if (obj instanceof SharedUserSetting) { 3799 s1 = ((SharedUserSetting)obj).signatures.mSignatures; 3800 } else if (obj instanceof PackageSetting) { 3801 s1 = ((PackageSetting)obj).signatures.mSignatures; 3802 } else { 3803 return PackageManager.SIGNATURE_UNKNOWN_PACKAGE; 3804 } 3805 } else { 3806 return PackageManager.SIGNATURE_UNKNOWN_PACKAGE; 3807 } 3808 obj = mSettings.getUserIdLPr(uid2); 3809 if (obj != null) { 3810 if (obj instanceof SharedUserSetting) { 3811 s2 = ((SharedUserSetting)obj).signatures.mSignatures; 3812 } else if (obj instanceof PackageSetting) { 3813 s2 = ((PackageSetting)obj).signatures.mSignatures; 3814 } else { 3815 return PackageManager.SIGNATURE_UNKNOWN_PACKAGE; 3816 } 3817 } else { 3818 return PackageManager.SIGNATURE_UNKNOWN_PACKAGE; 3819 } 3820 return compareSignatures(s1, s2); 3821 } 3822 } 3823 3824 private void killSettingPackagesForUser(SettingBase sb, int userId, String reason) { 3825 final long identity = Binder.clearCallingIdentity(); 3826 try { 3827 if (sb instanceof SharedUserSetting) { 3828 SharedUserSetting sus = (SharedUserSetting) sb; 3829 final int packageCount = sus.packages.size(); 3830 for (int i = 0; i < packageCount; i++) { 3831 PackageSetting susPs = sus.packages.valueAt(i); 3832 if (userId == UserHandle.USER_ALL) { 3833 killApplication(susPs.pkg.packageName, susPs.appId, reason); 3834 } else { 3835 final int uid = UserHandle.getUid(userId, susPs.appId); 3836 killUid(uid, reason); 3837 } 3838 } 3839 } else if (sb instanceof PackageSetting) { 3840 PackageSetting ps = (PackageSetting) sb; 3841 if (userId == UserHandle.USER_ALL) { 3842 killApplication(ps.pkg.packageName, ps.appId, reason); 3843 } else { 3844 final int uid = UserHandle.getUid(userId, ps.appId); 3845 killUid(uid, reason); 3846 } 3847 } 3848 } finally { 3849 Binder.restoreCallingIdentity(identity); 3850 } 3851 } 3852 3853 private static void killUid(int uid, String reason) { 3854 IActivityManager am = ActivityManagerNative.getDefault(); 3855 if (am != null) { 3856 try { 3857 am.killUid(uid, reason); 3858 } catch (RemoteException e) { 3859 /* ignore - same process */ 3860 } 3861 } 3862 } 3863 3864 /** 3865 * Compares two sets of signatures. Returns: 3866 * <br /> 3867 * {@link PackageManager#SIGNATURE_NEITHER_SIGNED}: if both signature sets are null, 3868 * <br /> 3869 * {@link PackageManager#SIGNATURE_FIRST_NOT_SIGNED}: if the first signature set is null, 3870 * <br /> 3871 * {@link PackageManager#SIGNATURE_SECOND_NOT_SIGNED}: if the second signature set is null, 3872 * <br /> 3873 * {@link PackageManager#SIGNATURE_MATCH}: if the two signature sets are identical, 3874 * <br /> 3875 * {@link PackageManager#SIGNATURE_NO_MATCH}: if the two signature sets differ. 3876 */ 3877 static int compareSignatures(Signature[] s1, Signature[] s2) { 3878 if (s1 == null) { 3879 return s2 == null 3880 ? PackageManager.SIGNATURE_NEITHER_SIGNED 3881 : PackageManager.SIGNATURE_FIRST_NOT_SIGNED; 3882 } 3883 3884 if (s2 == null) { 3885 return PackageManager.SIGNATURE_SECOND_NOT_SIGNED; 3886 } 3887 3888 if (s1.length != s2.length) { 3889 return PackageManager.SIGNATURE_NO_MATCH; 3890 } 3891 3892 // Since both signature sets are of size 1, we can compare without HashSets. 3893 if (s1.length == 1) { 3894 return s1[0].equals(s2[0]) ? 3895 PackageManager.SIGNATURE_MATCH : 3896 PackageManager.SIGNATURE_NO_MATCH; 3897 } 3898 3899 ArraySet<Signature> set1 = new ArraySet<Signature>(); 3900 for (Signature sig : s1) { 3901 set1.add(sig); 3902 } 3903 ArraySet<Signature> set2 = new ArraySet<Signature>(); 3904 for (Signature sig : s2) { 3905 set2.add(sig); 3906 } 3907 // Make sure s2 contains all signatures in s1. 3908 if (set1.equals(set2)) { 3909 return PackageManager.SIGNATURE_MATCH; 3910 } 3911 return PackageManager.SIGNATURE_NO_MATCH; 3912 } 3913 3914 /** 3915 * If the database version for this type of package (internal storage or 3916 * external storage) is less than the version where package signatures 3917 * were updated, return true. 3918 */ 3919 private boolean isCompatSignatureUpdateNeeded(PackageParser.Package scannedPkg) { 3920 return (isExternal(scannedPkg) && mSettings.isExternalDatabaseVersionOlderThan( 3921 DatabaseVersion.SIGNATURE_END_ENTITY)) 3922 || (!isExternal(scannedPkg) && mSettings.isInternalDatabaseVersionOlderThan( 3923 DatabaseVersion.SIGNATURE_END_ENTITY)); 3924 } 3925 3926 /** 3927 * Used for backward compatibility to make sure any packages with 3928 * certificate chains get upgraded to the new style. {@code existingSigs} 3929 * will be in the old format (since they were stored on disk from before the 3930 * system upgrade) and {@code scannedSigs} will be in the newer format. 3931 */ 3932 private int compareSignaturesCompat(PackageSignatures existingSigs, 3933 PackageParser.Package scannedPkg) { 3934 if (!isCompatSignatureUpdateNeeded(scannedPkg)) { 3935 return PackageManager.SIGNATURE_NO_MATCH; 3936 } 3937 3938 ArraySet<Signature> existingSet = new ArraySet<Signature>(); 3939 for (Signature sig : existingSigs.mSignatures) { 3940 existingSet.add(sig); 3941 } 3942 ArraySet<Signature> scannedCompatSet = new ArraySet<Signature>(); 3943 for (Signature sig : scannedPkg.mSignatures) { 3944 try { 3945 Signature[] chainSignatures = sig.getChainSignatures(); 3946 for (Signature chainSig : chainSignatures) { 3947 scannedCompatSet.add(chainSig); 3948 } 3949 } catch (CertificateEncodingException e) { 3950 scannedCompatSet.add(sig); 3951 } 3952 } 3953 /* 3954 * Make sure the expanded scanned set contains all signatures in the 3955 * existing one. 3956 */ 3957 if (scannedCompatSet.equals(existingSet)) { 3958 // Migrate the old signatures to the new scheme. 3959 existingSigs.assignSignatures(scannedPkg.mSignatures); 3960 // The new KeySets will be re-added later in the scanning process. 3961 synchronized (mPackages) { 3962 mSettings.mKeySetManagerService.removeAppKeySetDataLPw(scannedPkg.packageName); 3963 } 3964 return PackageManager.SIGNATURE_MATCH; 3965 } 3966 return PackageManager.SIGNATURE_NO_MATCH; 3967 } 3968 3969 private boolean isRecoverSignatureUpdateNeeded(PackageParser.Package scannedPkg) { 3970 if (isExternal(scannedPkg)) { 3971 return mSettings.isExternalDatabaseVersionOlderThan( 3972 DatabaseVersion.SIGNATURE_MALFORMED_RECOVER); 3973 } else { 3974 return mSettings.isInternalDatabaseVersionOlderThan( 3975 DatabaseVersion.SIGNATURE_MALFORMED_RECOVER); 3976 } 3977 } 3978 3979 private int compareSignaturesRecover(PackageSignatures existingSigs, 3980 PackageParser.Package scannedPkg) { 3981 if (!isRecoverSignatureUpdateNeeded(scannedPkg)) { 3982 return PackageManager.SIGNATURE_NO_MATCH; 3983 } 3984 3985 String msg = null; 3986 try { 3987 if (Signature.areEffectiveMatch(existingSigs.mSignatures, scannedPkg.mSignatures)) { 3988 logCriticalInfo(Log.INFO, "Recovered effectively matching certificates for " 3989 + scannedPkg.packageName); 3990 return PackageManager.SIGNATURE_MATCH; 3991 } 3992 } catch (CertificateException e) { 3993 msg = e.getMessage(); 3994 } 3995 3996 logCriticalInfo(Log.INFO, 3997 "Failed to recover certificates for " + scannedPkg.packageName + ": " + msg); 3998 return PackageManager.SIGNATURE_NO_MATCH; 3999 } 4000 4001 @Override 4002 public String[] getPackagesForUid(int uid) { 4003 uid = UserHandle.getAppId(uid); 4004 // reader 4005 synchronized (mPackages) { 4006 Object obj = mSettings.getUserIdLPr(uid); 4007 if (obj instanceof SharedUserSetting) { 4008 final SharedUserSetting sus = (SharedUserSetting) obj; 4009 final int N = sus.packages.size(); 4010 final String[] res = new String[N]; 4011 final Iterator<PackageSetting> it = sus.packages.iterator(); 4012 int i = 0; 4013 while (it.hasNext()) { 4014 res[i++] = it.next().name; 4015 } 4016 return res; 4017 } else if (obj instanceof PackageSetting) { 4018 final PackageSetting ps = (PackageSetting) obj; 4019 return new String[] { ps.name }; 4020 } 4021 } 4022 return null; 4023 } 4024 4025 @Override 4026 public String getNameForUid(int uid) { 4027 // reader 4028 synchronized (mPackages) { 4029 Object obj = mSettings.getUserIdLPr(UserHandle.getAppId(uid)); 4030 if (obj instanceof SharedUserSetting) { 4031 final SharedUserSetting sus = (SharedUserSetting) obj; 4032 return sus.name + ":" + sus.userId; 4033 } else if (obj instanceof PackageSetting) { 4034 final PackageSetting ps = (PackageSetting) obj; 4035 return ps.name; 4036 } 4037 } 4038 return null; 4039 } 4040 4041 @Override 4042 public int getUidForSharedUser(String sharedUserName) { 4043 if(sharedUserName == null) { 4044 return -1; 4045 } 4046 // reader 4047 synchronized (mPackages) { 4048 final SharedUserSetting suid = mSettings.getSharedUserLPw(sharedUserName, 0, 0, false); 4049 if (suid == null) { 4050 return -1; 4051 } 4052 return suid.userId; 4053 } 4054 } 4055 4056 @Override 4057 public int getFlagsForUid(int uid) { 4058 synchronized (mPackages) { 4059 Object obj = mSettings.getUserIdLPr(UserHandle.getAppId(uid)); 4060 if (obj instanceof SharedUserSetting) { 4061 final SharedUserSetting sus = (SharedUserSetting) obj; 4062 return sus.pkgFlags; 4063 } else if (obj instanceof PackageSetting) { 4064 final PackageSetting ps = (PackageSetting) obj; 4065 return ps.pkgFlags; 4066 } 4067 } 4068 return 0; 4069 } 4070 4071 @Override 4072 public int getPrivateFlagsForUid(int uid) { 4073 synchronized (mPackages) { 4074 Object obj = mSettings.getUserIdLPr(UserHandle.getAppId(uid)); 4075 if (obj instanceof SharedUserSetting) { 4076 final SharedUserSetting sus = (SharedUserSetting) obj; 4077 return sus.pkgPrivateFlags; 4078 } else if (obj instanceof PackageSetting) { 4079 final PackageSetting ps = (PackageSetting) obj; 4080 return ps.pkgPrivateFlags; 4081 } 4082 } 4083 return 0; 4084 } 4085 4086 @Override 4087 public boolean isUidPrivileged(int uid) { 4088 uid = UserHandle.getAppId(uid); 4089 // reader 4090 synchronized (mPackages) { 4091 Object obj = mSettings.getUserIdLPr(uid); 4092 if (obj instanceof SharedUserSetting) { 4093 final SharedUserSetting sus = (SharedUserSetting) obj; 4094 final Iterator<PackageSetting> it = sus.packages.iterator(); 4095 while (it.hasNext()) { 4096 if (it.next().isPrivileged()) { 4097 return true; 4098 } 4099 } 4100 } else if (obj instanceof PackageSetting) { 4101 final PackageSetting ps = (PackageSetting) obj; 4102 return ps.isPrivileged(); 4103 } 4104 } 4105 return false; 4106 } 4107 4108 @Override 4109 public String[] getAppOpPermissionPackages(String permissionName) { 4110 synchronized (mPackages) { 4111 ArraySet<String> pkgs = mAppOpPermissionPackages.get(permissionName); 4112 if (pkgs == null) { 4113 return null; 4114 } 4115 return pkgs.toArray(new String[pkgs.size()]); 4116 } 4117 } 4118 4119 @Override 4120 public ResolveInfo resolveIntent(Intent intent, String resolvedType, 4121 int flags, int userId) { 4122 if (!sUserManager.exists(userId)) return null; 4123 enforceCrossUserPermission(Binder.getCallingUid(), userId, false, false, "resolve intent"); 4124 List<ResolveInfo> query = queryIntentActivities(intent, resolvedType, flags, userId); 4125 return chooseBestActivity(intent, resolvedType, flags, query, userId); 4126 } 4127 4128 @Override 4129 public void setLastChosenActivity(Intent intent, String resolvedType, int flags, 4130 IntentFilter filter, int match, ComponentName activity) { 4131 final int userId = UserHandle.getCallingUserId(); 4132 if (DEBUG_PREFERRED) { 4133 Log.v(TAG, "setLastChosenActivity intent=" + intent 4134 + " resolvedType=" + resolvedType 4135 + " flags=" + flags 4136 + " filter=" + filter 4137 + " match=" + match 4138 + " activity=" + activity); 4139 filter.dump(new PrintStreamPrinter(System.out), " "); 4140 } 4141 intent.setComponent(null); 4142 List<ResolveInfo> query = queryIntentActivities(intent, resolvedType, flags, userId); 4143 // Find any earlier preferred or last chosen entries and nuke them 4144 findPreferredActivity(intent, resolvedType, 4145 flags, query, 0, false, true, false, userId); 4146 // Add the new activity as the last chosen for this filter 4147 addPreferredActivityInternal(filter, match, null, activity, false, userId, 4148 "Setting last chosen"); 4149 } 4150 4151 @Override 4152 public ResolveInfo getLastChosenActivity(Intent intent, String resolvedType, int flags) { 4153 final int userId = UserHandle.getCallingUserId(); 4154 if (DEBUG_PREFERRED) Log.v(TAG, "Querying last chosen activity for " + intent); 4155 List<ResolveInfo> query = queryIntentActivities(intent, resolvedType, flags, userId); 4156 return findPreferredActivity(intent, resolvedType, flags, query, 0, 4157 false, false, false, userId); 4158 } 4159 4160 private ResolveInfo chooseBestActivity(Intent intent, String resolvedType, 4161 int flags, List<ResolveInfo> query, int userId) { 4162 if (query != null) { 4163 final int N = query.size(); 4164 if (N == 1) { 4165 return query.get(0); 4166 } else if (N > 1) { 4167 final boolean debug = ((intent.getFlags() & Intent.FLAG_DEBUG_LOG_RESOLUTION) != 0); 4168 // If there is more than one activity with the same priority, 4169 // then let the user decide between them. 4170 ResolveInfo r0 = query.get(0); 4171 ResolveInfo r1 = query.get(1); 4172 if (DEBUG_INTENT_MATCHING || debug) { 4173 Slog.v(TAG, r0.activityInfo.name + "=" + r0.priority + " vs " 4174 + r1.activityInfo.name + "=" + r1.priority); 4175 } 4176 // If the first activity has a higher priority, or a different 4177 // default, then it is always desireable to pick it. 4178 if (r0.priority != r1.priority 4179 || r0.preferredOrder != r1.preferredOrder 4180 || r0.isDefault != r1.isDefault) { 4181 return query.get(0); 4182 } 4183 // If we have saved a preference for a preferred activity for 4184 // this Intent, use that. 4185 ResolveInfo ri = findPreferredActivity(intent, resolvedType, 4186 flags, query, r0.priority, true, false, debug, userId); 4187 if (ri != null) { 4188 return ri; 4189 } 4190 if (userId != 0) { 4191 ri = new ResolveInfo(mResolveInfo); 4192 ri.activityInfo = new ActivityInfo(ri.activityInfo); 4193 ri.activityInfo.applicationInfo = new ApplicationInfo( 4194 ri.activityInfo.applicationInfo); 4195 ri.activityInfo.applicationInfo.uid = UserHandle.getUid(userId, 4196 UserHandle.getAppId(ri.activityInfo.applicationInfo.uid)); 4197 return ri; 4198 } 4199 return mResolveInfo; 4200 } 4201 } 4202 return null; 4203 } 4204 4205 private ResolveInfo findPersistentPreferredActivityLP(Intent intent, String resolvedType, 4206 int flags, List<ResolveInfo> query, boolean debug, int userId) { 4207 final int N = query.size(); 4208 PersistentPreferredIntentResolver ppir = mSettings.mPersistentPreferredActivities 4209 .get(userId); 4210 // Get the list of persistent preferred activities that handle the intent 4211 if (DEBUG_PREFERRED || debug) Slog.v(TAG, "Looking for presistent preferred activities..."); 4212 List<PersistentPreferredActivity> pprefs = ppir != null 4213 ? ppir.queryIntent(intent, resolvedType, 4214 (flags & PackageManager.MATCH_DEFAULT_ONLY) != 0, userId) 4215 : null; 4216 if (pprefs != null && pprefs.size() > 0) { 4217 final int M = pprefs.size(); 4218 for (int i=0; i<M; i++) { 4219 final PersistentPreferredActivity ppa = pprefs.get(i); 4220 if (DEBUG_PREFERRED || debug) { 4221 Slog.v(TAG, "Checking PersistentPreferredActivity ds=" 4222 + (ppa.countDataSchemes() > 0 ? ppa.getDataScheme(0) : "<none>") 4223 + "\n component=" + ppa.mComponent); 4224 ppa.dump(new LogPrinter(Log.VERBOSE, TAG, Log.LOG_ID_SYSTEM), " "); 4225 } 4226 final ActivityInfo ai = getActivityInfo(ppa.mComponent, 4227 flags | PackageManager.GET_DISABLED_COMPONENTS, userId); 4228 if (DEBUG_PREFERRED || debug) { 4229 Slog.v(TAG, "Found persistent preferred activity:"); 4230 if (ai != null) { 4231 ai.dump(new LogPrinter(Log.VERBOSE, TAG, Log.LOG_ID_SYSTEM), " "); 4232 } else { 4233 Slog.v(TAG, " null"); 4234 } 4235 } 4236 if (ai == null) { 4237 // This previously registered persistent preferred activity 4238 // component is no longer known. Ignore it and do NOT remove it. 4239 continue; 4240 } 4241 for (int j=0; j<N; j++) { 4242 final ResolveInfo ri = query.get(j); 4243 if (!ri.activityInfo.applicationInfo.packageName 4244 .equals(ai.applicationInfo.packageName)) { 4245 continue; 4246 } 4247 if (!ri.activityInfo.name.equals(ai.name)) { 4248 continue; 4249 } 4250 // Found a persistent preference that can handle the intent. 4251 if (DEBUG_PREFERRED || debug) { 4252 Slog.v(TAG, "Returning persistent preferred activity: " + 4253 ri.activityInfo.packageName + "/" + ri.activityInfo.name); 4254 } 4255 return ri; 4256 } 4257 } 4258 } 4259 return null; 4260 } 4261 4262 ResolveInfo findPreferredActivity(Intent intent, String resolvedType, int flags, 4263 List<ResolveInfo> query, int priority, boolean always, 4264 boolean removeMatches, boolean debug, int userId) { 4265 if (!sUserManager.exists(userId)) return null; 4266 // writer 4267 synchronized (mPackages) { 4268 if (intent.getSelector() != null) { 4269 intent = intent.getSelector(); 4270 } 4271 if (DEBUG_PREFERRED) intent.addFlags(Intent.FLAG_DEBUG_LOG_RESOLUTION); 4272 4273 // Try to find a matching persistent preferred activity. 4274 ResolveInfo pri = findPersistentPreferredActivityLP(intent, resolvedType, flags, query, 4275 debug, userId); 4276 4277 // If a persistent preferred activity matched, use it. 4278 if (pri != null) { 4279 return pri; 4280 } 4281 4282 PreferredIntentResolver pir = mSettings.mPreferredActivities.get(userId); 4283 // Get the list of preferred activities that handle the intent 4284 if (DEBUG_PREFERRED || debug) Slog.v(TAG, "Looking for preferred activities..."); 4285 List<PreferredActivity> prefs = pir != null 4286 ? pir.queryIntent(intent, resolvedType, 4287 (flags & PackageManager.MATCH_DEFAULT_ONLY) != 0, userId) 4288 : null; 4289 if (prefs != null && prefs.size() > 0) { 4290 boolean changed = false; 4291 try { 4292 // First figure out how good the original match set is. 4293 // We will only allow preferred activities that came 4294 // from the same match quality. 4295 int match = 0; 4296 4297 if (DEBUG_PREFERRED || debug) Slog.v(TAG, "Figuring out best match..."); 4298 4299 final int N = query.size(); 4300 for (int j=0; j<N; j++) { 4301 final ResolveInfo ri = query.get(j); 4302 if (DEBUG_PREFERRED || debug) Slog.v(TAG, "Match for " + ri.activityInfo 4303 + ": 0x" + Integer.toHexString(match)); 4304 if (ri.match > match) { 4305 match = ri.match; 4306 } 4307 } 4308 4309 if (DEBUG_PREFERRED || debug) Slog.v(TAG, "Best match: 0x" 4310 + Integer.toHexString(match)); 4311 4312 match &= IntentFilter.MATCH_CATEGORY_MASK; 4313 final int M = prefs.size(); 4314 for (int i=0; i<M; i++) { 4315 final PreferredActivity pa = prefs.get(i); 4316 if (DEBUG_PREFERRED || debug) { 4317 Slog.v(TAG, "Checking PreferredActivity ds=" 4318 + (pa.countDataSchemes() > 0 ? pa.getDataScheme(0) : "<none>") 4319 + "\n component=" + pa.mPref.mComponent); 4320 pa.dump(new LogPrinter(Log.VERBOSE, TAG, Log.LOG_ID_SYSTEM), " "); 4321 } 4322 if (pa.mPref.mMatch != match) { 4323 if (DEBUG_PREFERRED || debug) Slog.v(TAG, "Skipping bad match " 4324 + Integer.toHexString(pa.mPref.mMatch)); 4325 continue; 4326 } 4327 // If it's not an "always" type preferred activity and that's what we're 4328 // looking for, skip it. 4329 if (always && !pa.mPref.mAlways) { 4330 if (DEBUG_PREFERRED || debug) Slog.v(TAG, "Skipping mAlways=false entry"); 4331 continue; 4332 } 4333 final ActivityInfo ai = getActivityInfo(pa.mPref.mComponent, 4334 flags | PackageManager.GET_DISABLED_COMPONENTS, userId); 4335 if (DEBUG_PREFERRED || debug) { 4336 Slog.v(TAG, "Found preferred activity:"); 4337 if (ai != null) { 4338 ai.dump(new LogPrinter(Log.VERBOSE, TAG, Log.LOG_ID_SYSTEM), " "); 4339 } else { 4340 Slog.v(TAG, " null"); 4341 } 4342 } 4343 if (ai == null) { 4344 // This previously registered preferred activity 4345 // component is no longer known. Most likely an update 4346 // to the app was installed and in the new version this 4347 // component no longer exists. Clean it up by removing 4348 // it from the preferred activities list, and skip it. 4349 Slog.w(TAG, "Removing dangling preferred activity: " 4350 + pa.mPref.mComponent); 4351 pir.removeFilter(pa); 4352 changed = true; 4353 continue; 4354 } 4355 for (int j=0; j<N; j++) { 4356 final ResolveInfo ri = query.get(j); 4357 if (!ri.activityInfo.applicationInfo.packageName 4358 .equals(ai.applicationInfo.packageName)) { 4359 continue; 4360 } 4361 if (!ri.activityInfo.name.equals(ai.name)) { 4362 continue; 4363 } 4364 4365 if (removeMatches) { 4366 pir.removeFilter(pa); 4367 changed = true; 4368 if (DEBUG_PREFERRED) { 4369 Slog.v(TAG, "Removing match " + pa.mPref.mComponent); 4370 } 4371 break; 4372 } 4373 4374 // Okay we found a previously set preferred or last chosen app. 4375 // If the result set is different from when this 4376 // was created, we need to clear it and re-ask the 4377 // user their preference, if we're looking for an "always" type entry. 4378 if (always && !pa.mPref.sameSet(query)) { 4379 Slog.i(TAG, "Result set changed, dropping preferred activity for " 4380 + intent + " type " + resolvedType); 4381 if (DEBUG_PREFERRED) { 4382 Slog.v(TAG, "Removing preferred activity since set changed " 4383 + pa.mPref.mComponent); 4384 } 4385 pir.removeFilter(pa); 4386 // Re-add the filter as a "last chosen" entry (!always) 4387 PreferredActivity lastChosen = new PreferredActivity( 4388 pa, pa.mPref.mMatch, null, pa.mPref.mComponent, false); 4389 pir.addFilter(lastChosen); 4390 changed = true; 4391 return null; 4392 } 4393 4394 // Yay! Either the set matched or we're looking for the last chosen 4395 if (DEBUG_PREFERRED || debug) Slog.v(TAG, "Returning preferred activity: " 4396 + ri.activityInfo.packageName + "/" + ri.activityInfo.name); 4397 return ri; 4398 } 4399 } 4400 } finally { 4401 if (changed) { 4402 if (DEBUG_PREFERRED) { 4403 Slog.v(TAG, "Preferred activity bookkeeping changed; writing restrictions"); 4404 } 4405 scheduleWritePackageRestrictionsLocked(userId); 4406 } 4407 } 4408 } 4409 } 4410 if (DEBUG_PREFERRED || debug) Slog.v(TAG, "No preferred activity to return"); 4411 return null; 4412 } 4413 4414 /* 4415 * Returns if intent can be forwarded from the sourceUserId to the targetUserId 4416 */ 4417 @Override 4418 public boolean canForwardTo(Intent intent, String resolvedType, int sourceUserId, 4419 int targetUserId) { 4420 mContext.enforceCallingOrSelfPermission( 4421 android.Manifest.permission.INTERACT_ACROSS_USERS_FULL, null); 4422 List<CrossProfileIntentFilter> matches = 4423 getMatchingCrossProfileIntentFilters(intent, resolvedType, sourceUserId); 4424 if (matches != null) { 4425 int size = matches.size(); 4426 for (int i = 0; i < size; i++) { 4427 if (matches.get(i).getTargetUserId() == targetUserId) return true; 4428 } 4429 } 4430 if (hasWebURI(intent)) { 4431 // cross-profile app linking works only towards the parent. 4432 final UserInfo parent = getProfileParent(sourceUserId); 4433 synchronized(mPackages) { 4434 CrossProfileDomainInfo xpDomainInfo = getCrossProfileDomainPreferredLpr( 4435 intent, resolvedType, 0, sourceUserId, parent.id); 4436 return xpDomainInfo != null; 4437 } 4438 } 4439 return false; 4440 } 4441 4442 private UserInfo getProfileParent(int userId) { 4443 final long identity = Binder.clearCallingIdentity(); 4444 try { 4445 return sUserManager.getProfileParent(userId); 4446 } finally { 4447 Binder.restoreCallingIdentity(identity); 4448 } 4449 } 4450 4451 private List<CrossProfileIntentFilter> getMatchingCrossProfileIntentFilters(Intent intent, 4452 String resolvedType, int userId) { 4453 CrossProfileIntentResolver resolver = mSettings.mCrossProfileIntentResolvers.get(userId); 4454 if (resolver != null) { 4455 return resolver.queryIntent(intent, resolvedType, false, userId); 4456 } 4457 return null; 4458 } 4459 4460 @Override 4461 public List<ResolveInfo> queryIntentActivities(Intent intent, 4462 String resolvedType, int flags, int userId) { 4463 if (!sUserManager.exists(userId)) return Collections.emptyList(); 4464 enforceCrossUserPermission(Binder.getCallingUid(), userId, false, false, "query intent activities"); 4465 ComponentName comp = intent.getComponent(); 4466 if (comp == null) { 4467 if (intent.getSelector() != null) { 4468 intent = intent.getSelector(); 4469 comp = intent.getComponent(); 4470 } 4471 } 4472 4473 if (comp != null) { 4474 final List<ResolveInfo> list = new ArrayList<ResolveInfo>(1); 4475 final ActivityInfo ai = getActivityInfo(comp, flags, userId); 4476 if (ai != null) { 4477 final ResolveInfo ri = new ResolveInfo(); 4478 ri.activityInfo = ai; 4479 list.add(ri); 4480 } 4481 return list; 4482 } 4483 4484 // reader 4485 synchronized (mPackages) { 4486 final String pkgName = intent.getPackage(); 4487 if (pkgName == null) { 4488 List<CrossProfileIntentFilter> matchingFilters = 4489 getMatchingCrossProfileIntentFilters(intent, resolvedType, userId); 4490 // Check for results that need to skip the current profile. 4491 ResolveInfo xpResolveInfo = querySkipCurrentProfileIntents(matchingFilters, intent, 4492 resolvedType, flags, userId); 4493 if (xpResolveInfo != null && isUserEnabled(xpResolveInfo.targetUserId)) { 4494 List<ResolveInfo> result = new ArrayList<ResolveInfo>(1); 4495 result.add(xpResolveInfo); 4496 return filterIfNotPrimaryUser(result, userId); 4497 } 4498 4499 // Check for results in the current profile. 4500 List<ResolveInfo> result = mActivities.queryIntent( 4501 intent, resolvedType, flags, userId); 4502 4503 // Check for cross profile results. 4504 xpResolveInfo = queryCrossProfileIntents( 4505 matchingFilters, intent, resolvedType, flags, userId); 4506 if (xpResolveInfo != null && isUserEnabled(xpResolveInfo.targetUserId)) { 4507 result.add(xpResolveInfo); 4508 Collections.sort(result, mResolvePrioritySorter); 4509 } 4510 result = filterIfNotPrimaryUser(result, userId); 4511 if (hasWebURI(intent)) { 4512 CrossProfileDomainInfo xpDomainInfo = null; 4513 final UserInfo parent = getProfileParent(userId); 4514 if (parent != null) { 4515 xpDomainInfo = getCrossProfileDomainPreferredLpr(intent, resolvedType, 4516 flags, userId, parent.id); 4517 } 4518 if (xpDomainInfo != null) { 4519 if (xpResolveInfo != null) { 4520 // If we didn't remove it, the cross-profile ResolveInfo would be twice 4521 // in the result. 4522 result.remove(xpResolveInfo); 4523 } 4524 if (result.size() == 0) { 4525 result.add(xpDomainInfo.resolveInfo); 4526 return result; 4527 } 4528 } else if (result.size() <= 1) { 4529 return result; 4530 } 4531 result = filterCandidatesWithDomainPreferredActivitiesLPr(intent, flags, result, 4532 xpDomainInfo, userId); 4533 Collections.sort(result, mResolvePrioritySorter); 4534 } 4535 return result; 4536 } 4537 final PackageParser.Package pkg = mPackages.get(pkgName); 4538 if (pkg != null) { 4539 return filterIfNotPrimaryUser( 4540 mActivities.queryIntentForPackage( 4541 intent, resolvedType, flags, pkg.activities, userId), 4542 userId); 4543 } 4544 return new ArrayList<ResolveInfo>(); 4545 } 4546 } 4547 4548 private static class CrossProfileDomainInfo { 4549 /* ResolveInfo for IntentForwarderActivity to send the intent to the other profile */ 4550 ResolveInfo resolveInfo; 4551 /* Best domain verification status of the activities found in the other profile */ 4552 int bestDomainVerificationStatus; 4553 } 4554 4555 private CrossProfileDomainInfo getCrossProfileDomainPreferredLpr(Intent intent, 4556 String resolvedType, int flags, int sourceUserId, int parentUserId) { 4557 if (!sUserManager.hasUserRestriction(UserManager.ALLOW_PARENT_PROFILE_APP_LINKING, 4558 sourceUserId)) { 4559 return null; 4560 } 4561 List<ResolveInfo> resultTargetUser = mActivities.queryIntent(intent, 4562 resolvedType, flags, parentUserId); 4563 4564 if (resultTargetUser == null || resultTargetUser.isEmpty()) { 4565 return null; 4566 } 4567 CrossProfileDomainInfo result = null; 4568 int size = resultTargetUser.size(); 4569 for (int i = 0; i < size; i++) { 4570 ResolveInfo riTargetUser = resultTargetUser.get(i); 4571 // Intent filter verification is only for filters that specify a host. So don't return 4572 // those that handle all web uris. 4573 if (riTargetUser.handleAllWebDataURI) { 4574 continue; 4575 } 4576 String packageName = riTargetUser.activityInfo.packageName; 4577 PackageSetting ps = mSettings.mPackages.get(packageName); 4578 if (ps == null) { 4579 continue; 4580 } 4581 long verificationState = getDomainVerificationStatusLPr(ps, parentUserId); 4582 int status = (int)(verificationState >> 32); 4583 if (result == null) { 4584 result = new CrossProfileDomainInfo(); 4585 result.resolveInfo = 4586 createForwardingResolveInfo(null, sourceUserId, parentUserId); 4587 result.bestDomainVerificationStatus = status; 4588 } else { 4589 result.bestDomainVerificationStatus = bestDomainVerificationStatus(status, 4590 result.bestDomainVerificationStatus); 4591 } 4592 } 4593 // Don't consider matches with status NEVER across profiles. 4594 if (result != null && result.bestDomainVerificationStatus 4595 == INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_NEVER) { 4596 return null; 4597 } 4598 return result; 4599 } 4600 4601 /** 4602 * Verification statuses are ordered from the worse to the best, except for 4603 * INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_NEVER, which is the worse. 4604 */ 4605 private int bestDomainVerificationStatus(int status1, int status2) { 4606 if (status1 == INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_NEVER) { 4607 return status2; 4608 } 4609 if (status2 == INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_NEVER) { 4610 return status1; 4611 } 4612 return (int) MathUtils.max(status1, status2); 4613 } 4614 4615 private boolean isUserEnabled(int userId) { 4616 long callingId = Binder.clearCallingIdentity(); 4617 try { 4618 UserInfo userInfo = sUserManager.getUserInfo(userId); 4619 return userInfo != null && userInfo.isEnabled(); 4620 } finally { 4621 Binder.restoreCallingIdentity(callingId); 4622 } 4623 } 4624 4625 /** 4626 * Filter out activities with primaryUserOnly flag set, when current user is not the owner. 4627 * 4628 * @return filtered list 4629 */ 4630 private List<ResolveInfo> filterIfNotPrimaryUser(List<ResolveInfo> resolveInfos, int userId) { 4631 if (userId == UserHandle.USER_OWNER) { 4632 return resolveInfos; 4633 } 4634 for (int i = resolveInfos.size() - 1; i >= 0; i--) { 4635 ResolveInfo info = resolveInfos.get(i); 4636 if ((info.activityInfo.flags & ActivityInfo.FLAG_PRIMARY_USER_ONLY) != 0) { 4637 resolveInfos.remove(i); 4638 } 4639 } 4640 return resolveInfos; 4641 } 4642 4643 private static boolean hasWebURI(Intent intent) { 4644 if (intent.getData() == null) { 4645 return false; 4646 } 4647 final String scheme = intent.getScheme(); 4648 if (TextUtils.isEmpty(scheme)) { 4649 return false; 4650 } 4651 return scheme.equals(IntentFilter.SCHEME_HTTP) || scheme.equals(IntentFilter.SCHEME_HTTPS); 4652 } 4653 4654 private List<ResolveInfo> filterCandidatesWithDomainPreferredActivitiesLPr(Intent intent, 4655 int matchFlags, List<ResolveInfo> candidates, CrossProfileDomainInfo xpDomainInfo, 4656 int userId) { 4657 final boolean debug = (intent.getFlags() & Intent.FLAG_DEBUG_LOG_RESOLUTION) != 0; 4658 4659 if (DEBUG_PREFERRED || DEBUG_DOMAIN_VERIFICATION) { 4660 Slog.v(TAG, "Filtering results with preferred activities. Candidates count: " + 4661 candidates.size()); 4662 } 4663 4664 ArrayList<ResolveInfo> result = new ArrayList<ResolveInfo>(); 4665 ArrayList<ResolveInfo> alwaysList = new ArrayList<ResolveInfo>(); 4666 ArrayList<ResolveInfo> undefinedList = new ArrayList<ResolveInfo>(); 4667 ArrayList<ResolveInfo> neverList = new ArrayList<ResolveInfo>(); 4668 ArrayList<ResolveInfo> matchAllList = new ArrayList<ResolveInfo>(); 4669 4670 synchronized (mPackages) { 4671 final int count = candidates.size(); 4672 // First, try to use linked apps. Partition the candidates into four lists: 4673 // one for the final results, one for the "do not use ever", one for "undefined status" 4674 // and finally one for "browser app type". 4675 for (int n=0; n<count; n++) { 4676 ResolveInfo info = candidates.get(n); 4677 String packageName = info.activityInfo.packageName; 4678 PackageSetting ps = mSettings.mPackages.get(packageName); 4679 if (ps != null) { 4680 // Add to the special match all list (Browser use case) 4681 if (info.handleAllWebDataURI) { 4682 matchAllList.add(info); 4683 continue; 4684 } 4685 // Try to get the status from User settings first 4686 long packedStatus = getDomainVerificationStatusLPr(ps, userId); 4687 int status = (int)(packedStatus >> 32); 4688 int linkGeneration = (int)(packedStatus & 0xFFFFFFFF); 4689 if (status == INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_ALWAYS) { 4690 if (DEBUG_DOMAIN_VERIFICATION) { 4691 Slog.i(TAG, " + always: " + info.activityInfo.packageName 4692 + " : linkgen=" + linkGeneration); 4693 } 4694 // Use link-enabled generation as preferredOrder, i.e. 4695 // prefer newly-enabled over earlier-enabled. 4696 info.preferredOrder = linkGeneration; 4697 alwaysList.add(info); 4698 } else if (status == INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_NEVER) { 4699 if (DEBUG_DOMAIN_VERIFICATION) { 4700 Slog.i(TAG, " + never: " + info.activityInfo.packageName); 4701 } 4702 neverList.add(info); 4703 } else if (status == INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_UNDEFINED || 4704 status == INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_ASK) { 4705 if (DEBUG_DOMAIN_VERIFICATION) { 4706 Slog.i(TAG, " + ask: " + info.activityInfo.packageName); 4707 } 4708 undefinedList.add(info); 4709 } 4710 } 4711 } 4712 // First try to add the "always" resolution(s) for the current user, if any 4713 if (alwaysList.size() > 0) { 4714 result.addAll(alwaysList); 4715 // if there is an "always" for the parent user, add it. 4716 } else if (xpDomainInfo != null && xpDomainInfo.bestDomainVerificationStatus 4717 == INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_ALWAYS) { 4718 result.add(xpDomainInfo.resolveInfo); 4719 } else { 4720 // Add all undefined Apps as we want them to appear in the Disambiguation dialog. 4721 result.addAll(undefinedList); 4722 if (xpDomainInfo != null && ( 4723 xpDomainInfo.bestDomainVerificationStatus 4724 == INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_UNDEFINED 4725 || xpDomainInfo.bestDomainVerificationStatus 4726 == INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_ASK)) { 4727 result.add(xpDomainInfo.resolveInfo); 4728 } 4729 // Also add Browsers (all of them or only the default one) 4730 if ((matchFlags & MATCH_ALL) != 0) { 4731 result.addAll(matchAllList); 4732 } else { 4733 // Browser/generic handling case. If there's a default browser, go straight 4734 // to that (but only if there is no other higher-priority match). 4735 final String defaultBrowserPackageName = getDefaultBrowserPackageName(userId); 4736 int maxMatchPrio = 0; 4737 ResolveInfo defaultBrowserMatch = null; 4738 final int numCandidates = matchAllList.size(); 4739 for (int n = 0; n < numCandidates; n++) { 4740 ResolveInfo info = matchAllList.get(n); 4741 // track the highest overall match priority... 4742 if (info.priority > maxMatchPrio) { 4743 maxMatchPrio = info.priority; 4744 } 4745 // ...and the highest-priority default browser match 4746 if (info.activityInfo.packageName.equals(defaultBrowserPackageName)) { 4747 if (defaultBrowserMatch == null 4748 || (defaultBrowserMatch.priority < info.priority)) { 4749 if (debug) { 4750 Slog.v(TAG, "Considering default browser match " + info); 4751 } 4752 defaultBrowserMatch = info; 4753 } 4754 } 4755 } 4756 if (defaultBrowserMatch != null 4757 && defaultBrowserMatch.priority >= maxMatchPrio 4758 && !TextUtils.isEmpty(defaultBrowserPackageName)) 4759 { 4760 if (debug) { 4761 Slog.v(TAG, "Default browser match " + defaultBrowserMatch); 4762 } 4763 result.add(defaultBrowserMatch); 4764 } else { 4765 result.addAll(matchAllList); 4766 } 4767 } 4768 4769 // If there is nothing selected, add all candidates and remove the ones that the user 4770 // has explicitly put into the INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_NEVER state 4771 if (result.size() == 0) { 4772 result.addAll(candidates); 4773 result.removeAll(neverList); 4774 } 4775 } 4776 } 4777 if (DEBUG_PREFERRED || DEBUG_DOMAIN_VERIFICATION) { 4778 Slog.v(TAG, "Filtered results with preferred activities. New candidates count: " + 4779 result.size()); 4780 for (ResolveInfo info : result) { 4781 Slog.v(TAG, " + " + info.activityInfo); 4782 } 4783 } 4784 return result; 4785 } 4786 4787 // Returns a packed value as a long: 4788 // 4789 // high 'int'-sized word: link status: undefined/ask/never/always. 4790 // low 'int'-sized word: relative priority among 'always' results. 4791 private long getDomainVerificationStatusLPr(PackageSetting ps, int userId) { 4792 long result = ps.getDomainVerificationStatusForUser(userId); 4793 // if none available, get the master status 4794 if (result >> 32 == INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_UNDEFINED) { 4795 if (ps.getIntentFilterVerificationInfo() != null) { 4796 result = ((long)ps.getIntentFilterVerificationInfo().getStatus()) << 32; 4797 } 4798 } 4799 return result; 4800 } 4801 4802 private ResolveInfo querySkipCurrentProfileIntents( 4803 List<CrossProfileIntentFilter> matchingFilters, Intent intent, String resolvedType, 4804 int flags, int sourceUserId) { 4805 if (matchingFilters != null) { 4806 int size = matchingFilters.size(); 4807 for (int i = 0; i < size; i ++) { 4808 CrossProfileIntentFilter filter = matchingFilters.get(i); 4809 if ((filter.getFlags() & PackageManager.SKIP_CURRENT_PROFILE) != 0) { 4810 // Checking if there are activities in the target user that can handle the 4811 // intent. 4812 ResolveInfo resolveInfo = checkTargetCanHandle(filter, intent, resolvedType, 4813 flags, sourceUserId); 4814 if (resolveInfo != null) { 4815 return resolveInfo; 4816 } 4817 } 4818 } 4819 } 4820 return null; 4821 } 4822 4823 // Return matching ResolveInfo if any for skip current profile intent filters. 4824 private ResolveInfo queryCrossProfileIntents( 4825 List<CrossProfileIntentFilter> matchingFilters, Intent intent, String resolvedType, 4826 int flags, int sourceUserId) { 4827 if (matchingFilters != null) { 4828 // Two {@link CrossProfileIntentFilter}s can have the same targetUserId and 4829 // match the same intent. For performance reasons, it is better not to 4830 // run queryIntent twice for the same userId 4831 SparseBooleanArray alreadyTriedUserIds = new SparseBooleanArray(); 4832 int size = matchingFilters.size(); 4833 for (int i = 0; i < size; i++) { 4834 CrossProfileIntentFilter filter = matchingFilters.get(i); 4835 int targetUserId = filter.getTargetUserId(); 4836 if ((filter.getFlags() & PackageManager.SKIP_CURRENT_PROFILE) == 0 4837 && !alreadyTriedUserIds.get(targetUserId)) { 4838 // Checking if there are activities in the target user that can handle the 4839 // intent. 4840 ResolveInfo resolveInfo = checkTargetCanHandle(filter, intent, resolvedType, 4841 flags, sourceUserId); 4842 if (resolveInfo != null) return resolveInfo; 4843 alreadyTriedUserIds.put(targetUserId, true); 4844 } 4845 } 4846 } 4847 return null; 4848 } 4849 4850 private ResolveInfo checkTargetCanHandle(CrossProfileIntentFilter filter, Intent intent, 4851 String resolvedType, int flags, int sourceUserId) { 4852 List<ResolveInfo> resultTargetUser = mActivities.queryIntent(intent, 4853 resolvedType, flags, filter.getTargetUserId()); 4854 if (resultTargetUser != null && !resultTargetUser.isEmpty()) { 4855 return createForwardingResolveInfo(filter, sourceUserId, filter.getTargetUserId()); 4856 } 4857 return null; 4858 } 4859 4860 private ResolveInfo createForwardingResolveInfo(IntentFilter filter, 4861 int sourceUserId, int targetUserId) { 4862 ResolveInfo forwardingResolveInfo = new ResolveInfo(); 4863 String className; 4864 if (targetUserId == UserHandle.USER_OWNER) { 4865 className = FORWARD_INTENT_TO_USER_OWNER; 4866 } else { 4867 className = FORWARD_INTENT_TO_MANAGED_PROFILE; 4868 } 4869 ComponentName forwardingActivityComponentName = new ComponentName( 4870 mAndroidApplication.packageName, className); 4871 ActivityInfo forwardingActivityInfo = getActivityInfo(forwardingActivityComponentName, 0, 4872 sourceUserId); 4873 if (targetUserId == UserHandle.USER_OWNER) { 4874 forwardingActivityInfo.showUserIcon = UserHandle.USER_OWNER; 4875 forwardingResolveInfo.noResourceId = true; 4876 } 4877 forwardingResolveInfo.activityInfo = forwardingActivityInfo; 4878 forwardingResolveInfo.priority = 0; 4879 forwardingResolveInfo.preferredOrder = 0; 4880 forwardingResolveInfo.match = 0; 4881 forwardingResolveInfo.isDefault = true; 4882 forwardingResolveInfo.filter = filter; 4883 forwardingResolveInfo.targetUserId = targetUserId; 4884 return forwardingResolveInfo; 4885 } 4886 4887 @Override 4888 public List<ResolveInfo> queryIntentActivityOptions(ComponentName caller, 4889 Intent[] specifics, String[] specificTypes, Intent intent, 4890 String resolvedType, int flags, int userId) { 4891 if (!sUserManager.exists(userId)) return Collections.emptyList(); 4892 enforceCrossUserPermission(Binder.getCallingUid(), userId, false, 4893 false, "query intent activity options"); 4894 final String resultsAction = intent.getAction(); 4895 4896 List<ResolveInfo> results = queryIntentActivities(intent, resolvedType, flags 4897 | PackageManager.GET_RESOLVED_FILTER, userId); 4898 4899 if (DEBUG_INTENT_MATCHING) { 4900 Log.v(TAG, "Query " + intent + ": " + results); 4901 } 4902 4903 int specificsPos = 0; 4904 int N; 4905 4906 // todo: note that the algorithm used here is O(N^2). This 4907 // isn't a problem in our current environment, but if we start running 4908 // into situations where we have more than 5 or 10 matches then this 4909 // should probably be changed to something smarter... 4910 4911 // First we go through and resolve each of the specific items 4912 // that were supplied, taking care of removing any corresponding 4913 // duplicate items in the generic resolve list. 4914 if (specifics != null) { 4915 for (int i=0; i<specifics.length; i++) { 4916 final Intent sintent = specifics[i]; 4917 if (sintent == null) { 4918 continue; 4919 } 4920 4921 if (DEBUG_INTENT_MATCHING) { 4922 Log.v(TAG, "Specific #" + i + ": " + sintent); 4923 } 4924 4925 String action = sintent.getAction(); 4926 if (resultsAction != null && resultsAction.equals(action)) { 4927 // If this action was explicitly requested, then don't 4928 // remove things that have it. 4929 action = null; 4930 } 4931 4932 ResolveInfo ri = null; 4933 ActivityInfo ai = null; 4934 4935 ComponentName comp = sintent.getComponent(); 4936 if (comp == null) { 4937 ri = resolveIntent( 4938 sintent, 4939 specificTypes != null ? specificTypes[i] : null, 4940 flags, userId); 4941 if (ri == null) { 4942 continue; 4943 } 4944 if (ri == mResolveInfo) { 4945 // ACK! Must do something better with this. 4946 } 4947 ai = ri.activityInfo; 4948 comp = new ComponentName(ai.applicationInfo.packageName, 4949 ai.name); 4950 } else { 4951 ai = getActivityInfo(comp, flags, userId); 4952 if (ai == null) { 4953 continue; 4954 } 4955 } 4956 4957 // Look for any generic query activities that are duplicates 4958 // of this specific one, and remove them from the results. 4959 if (DEBUG_INTENT_MATCHING) Log.v(TAG, "Specific #" + i + ": " + ai); 4960 N = results.size(); 4961 int j; 4962 for (j=specificsPos; j<N; j++) { 4963 ResolveInfo sri = results.get(j); 4964 if ((sri.activityInfo.name.equals(comp.getClassName()) 4965 && sri.activityInfo.applicationInfo.packageName.equals( 4966 comp.getPackageName())) 4967 || (action != null && sri.filter.matchAction(action))) { 4968 results.remove(j); 4969 if (DEBUG_INTENT_MATCHING) Log.v( 4970 TAG, "Removing duplicate item from " + j 4971 + " due to specific " + specificsPos); 4972 if (ri == null) { 4973 ri = sri; 4974 } 4975 j--; 4976 N--; 4977 } 4978 } 4979 4980 // Add this specific item to its proper place. 4981 if (ri == null) { 4982 ri = new ResolveInfo(); 4983 ri.activityInfo = ai; 4984 } 4985 results.add(specificsPos, ri); 4986 ri.specificIndex = i; 4987 specificsPos++; 4988 } 4989 } 4990 4991 // Now we go through the remaining generic results and remove any 4992 // duplicate actions that are found here. 4993 N = results.size(); 4994 for (int i=specificsPos; i<N-1; i++) { 4995 final ResolveInfo rii = results.get(i); 4996 if (rii.filter == null) { 4997 continue; 4998 } 4999 5000 // Iterate over all of the actions of this result's intent 5001 // filter... typically this should be just one. 5002 final Iterator<String> it = rii.filter.actionsIterator(); 5003 if (it == null) { 5004 continue; 5005 } 5006 while (it.hasNext()) { 5007 final String action = it.next(); 5008 if (resultsAction != null && resultsAction.equals(action)) { 5009 // If this action was explicitly requested, then don't 5010 // remove things that have it. 5011 continue; 5012 } 5013 for (int j=i+1; j<N; j++) { 5014 final ResolveInfo rij = results.get(j); 5015 if (rij.filter != null && rij.filter.hasAction(action)) { 5016 results.remove(j); 5017 if (DEBUG_INTENT_MATCHING) Log.v( 5018 TAG, "Removing duplicate item from " + j 5019 + " due to action " + action + " at " + i); 5020 j--; 5021 N--; 5022 } 5023 } 5024 } 5025 5026 // If the caller didn't request filter information, drop it now 5027 // so we don't have to marshall/unmarshall it. 5028 if ((flags&PackageManager.GET_RESOLVED_FILTER) == 0) { 5029 rii.filter = null; 5030 } 5031 } 5032 5033 // Filter out the caller activity if so requested. 5034 if (caller != null) { 5035 N = results.size(); 5036 for (int i=0; i<N; i++) { 5037 ActivityInfo ainfo = results.get(i).activityInfo; 5038 if (caller.getPackageName().equals(ainfo.applicationInfo.packageName) 5039 && caller.getClassName().equals(ainfo.name)) { 5040 results.remove(i); 5041 break; 5042 } 5043 } 5044 } 5045 5046 // If the caller didn't request filter information, 5047 // drop them now so we don't have to 5048 // marshall/unmarshall it. 5049 if ((flags&PackageManager.GET_RESOLVED_FILTER) == 0) { 5050 N = results.size(); 5051 for (int i=0; i<N; i++) { 5052 results.get(i).filter = null; 5053 } 5054 } 5055 5056 if (DEBUG_INTENT_MATCHING) Log.v(TAG, "Result: " + results); 5057 return results; 5058 } 5059 5060 @Override 5061 public List<ResolveInfo> queryIntentReceivers(Intent intent, String resolvedType, int flags, 5062 int userId) { 5063 if (!sUserManager.exists(userId)) return Collections.emptyList(); 5064 ComponentName comp = intent.getComponent(); 5065 if (comp == null) { 5066 if (intent.getSelector() != null) { 5067 intent = intent.getSelector(); 5068 comp = intent.getComponent(); 5069 } 5070 } 5071 if (comp != null) { 5072 List<ResolveInfo> list = new ArrayList<ResolveInfo>(1); 5073 ActivityInfo ai = getReceiverInfo(comp, flags, userId); 5074 if (ai != null) { 5075 ResolveInfo ri = new ResolveInfo(); 5076 ri.activityInfo = ai; 5077 list.add(ri); 5078 } 5079 return list; 5080 } 5081 5082 // reader 5083 synchronized (mPackages) { 5084 String pkgName = intent.getPackage(); 5085 if (pkgName == null) { 5086 return mReceivers.queryIntent(intent, resolvedType, flags, userId); 5087 } 5088 final PackageParser.Package pkg = mPackages.get(pkgName); 5089 if (pkg != null) { 5090 return mReceivers.queryIntentForPackage(intent, resolvedType, flags, pkg.receivers, 5091 userId); 5092 } 5093 return null; 5094 } 5095 } 5096 5097 @Override 5098 public ResolveInfo resolveService(Intent intent, String resolvedType, int flags, int userId) { 5099 List<ResolveInfo> query = queryIntentServices(intent, resolvedType, flags, userId); 5100 if (!sUserManager.exists(userId)) return null; 5101 if (query != null) { 5102 if (query.size() >= 1) { 5103 // If there is more than one service with the same priority, 5104 // just arbitrarily pick the first one. 5105 return query.get(0); 5106 } 5107 } 5108 return null; 5109 } 5110 5111 @Override 5112 public List<ResolveInfo> queryIntentServices(Intent intent, String resolvedType, int flags, 5113 int userId) { 5114 if (!sUserManager.exists(userId)) return Collections.emptyList(); 5115 ComponentName comp = intent.getComponent(); 5116 if (comp == null) { 5117 if (intent.getSelector() != null) { 5118 intent = intent.getSelector(); 5119 comp = intent.getComponent(); 5120 } 5121 } 5122 if (comp != null) { 5123 final List<ResolveInfo> list = new ArrayList<ResolveInfo>(1); 5124 final ServiceInfo si = getServiceInfo(comp, flags, userId); 5125 if (si != null) { 5126 final ResolveInfo ri = new ResolveInfo(); 5127 ri.serviceInfo = si; 5128 list.add(ri); 5129 } 5130 return list; 5131 } 5132 5133 // reader 5134 synchronized (mPackages) { 5135 String pkgName = intent.getPackage(); 5136 if (pkgName == null) { 5137 return mServices.queryIntent(intent, resolvedType, flags, userId); 5138 } 5139 final PackageParser.Package pkg = mPackages.get(pkgName); 5140 if (pkg != null) { 5141 return mServices.queryIntentForPackage(intent, resolvedType, flags, pkg.services, 5142 userId); 5143 } 5144 return null; 5145 } 5146 } 5147 5148 @Override 5149 public List<ResolveInfo> queryIntentContentProviders( 5150 Intent intent, String resolvedType, int flags, int userId) { 5151 if (!sUserManager.exists(userId)) return Collections.emptyList(); 5152 ComponentName comp = intent.getComponent(); 5153 if (comp == null) { 5154 if (intent.getSelector() != null) { 5155 intent = intent.getSelector(); 5156 comp = intent.getComponent(); 5157 } 5158 } 5159 if (comp != null) { 5160 final List<ResolveInfo> list = new ArrayList<ResolveInfo>(1); 5161 final ProviderInfo pi = getProviderInfo(comp, flags, userId); 5162 if (pi != null) { 5163 final ResolveInfo ri = new ResolveInfo(); 5164 ri.providerInfo = pi; 5165 list.add(ri); 5166 } 5167 return list; 5168 } 5169 5170 // reader 5171 synchronized (mPackages) { 5172 String pkgName = intent.getPackage(); 5173 if (pkgName == null) { 5174 return mProviders.queryIntent(intent, resolvedType, flags, userId); 5175 } 5176 final PackageParser.Package pkg = mPackages.get(pkgName); 5177 if (pkg != null) { 5178 return mProviders.queryIntentForPackage( 5179 intent, resolvedType, flags, pkg.providers, userId); 5180 } 5181 return null; 5182 } 5183 } 5184 5185 @Override 5186 public ParceledListSlice<PackageInfo> getInstalledPackages(int flags, int userId) { 5187 final boolean listUninstalled = (flags & PackageManager.GET_UNINSTALLED_PACKAGES) != 0; 5188 5189 enforceCrossUserPermission(Binder.getCallingUid(), userId, true, false, "get installed packages"); 5190 5191 // writer 5192 synchronized (mPackages) { 5193 ArrayList<PackageInfo> list; 5194 if (listUninstalled) { 5195 list = new ArrayList<PackageInfo>(mSettings.mPackages.size()); 5196 for (PackageSetting ps : mSettings.mPackages.values()) { 5197 PackageInfo pi; 5198 if (ps.pkg != null) { 5199 pi = generatePackageInfo(ps.pkg, flags, userId); 5200 } else { 5201 pi = generatePackageInfoFromSettingsLPw(ps.name, flags, userId); 5202 } 5203 if (pi != null) { 5204 list.add(pi); 5205 } 5206 } 5207 } else { 5208 list = new ArrayList<PackageInfo>(mPackages.size()); 5209 for (PackageParser.Package p : mPackages.values()) { 5210 PackageInfo pi = generatePackageInfo(p, flags, userId); 5211 if (pi != null) { 5212 list.add(pi); 5213 } 5214 } 5215 } 5216 5217 return new ParceledListSlice<PackageInfo>(list); 5218 } 5219 } 5220 5221 private void addPackageHoldingPermissions(ArrayList<PackageInfo> list, PackageSetting ps, 5222 String[] permissions, boolean[] tmp, int flags, int userId) { 5223 int numMatch = 0; 5224 final PermissionsState permissionsState = ps.getPermissionsState(); 5225 for (int i=0; i<permissions.length; i++) { 5226 final String permission = permissions[i]; 5227 if (permissionsState.hasPermission(permission, userId)) { 5228 tmp[i] = true; 5229 numMatch++; 5230 } else { 5231 tmp[i] = false; 5232 } 5233 } 5234 if (numMatch == 0) { 5235 return; 5236 } 5237 PackageInfo pi; 5238 if (ps.pkg != null) { 5239 pi = generatePackageInfo(ps.pkg, flags, userId); 5240 } else { 5241 pi = generatePackageInfoFromSettingsLPw(ps.name, flags, userId); 5242 } 5243 // The above might return null in cases of uninstalled apps or install-state 5244 // skew across users/profiles. 5245 if (pi != null) { 5246 if ((flags&PackageManager.GET_PERMISSIONS) == 0) { 5247 if (numMatch == permissions.length) { 5248 pi.requestedPermissions = permissions; 5249 } else { 5250 pi.requestedPermissions = new String[numMatch]; 5251 numMatch = 0; 5252 for (int i=0; i<permissions.length; i++) { 5253 if (tmp[i]) { 5254 pi.requestedPermissions[numMatch] = permissions[i]; 5255 numMatch++; 5256 } 5257 } 5258 } 5259 } 5260 list.add(pi); 5261 } 5262 } 5263 5264 @Override 5265 public ParceledListSlice<PackageInfo> getPackagesHoldingPermissions( 5266 String[] permissions, int flags, int userId) { 5267 if (!sUserManager.exists(userId)) return null; 5268 final boolean listUninstalled = (flags & PackageManager.GET_UNINSTALLED_PACKAGES) != 0; 5269 5270 // writer 5271 synchronized (mPackages) { 5272 ArrayList<PackageInfo> list = new ArrayList<PackageInfo>(); 5273 boolean[] tmpBools = new boolean[permissions.length]; 5274 if (listUninstalled) { 5275 for (PackageSetting ps : mSettings.mPackages.values()) { 5276 addPackageHoldingPermissions(list, ps, permissions, tmpBools, flags, userId); 5277 } 5278 } else { 5279 for (PackageParser.Package pkg : mPackages.values()) { 5280 PackageSetting ps = (PackageSetting)pkg.mExtras; 5281 if (ps != null) { 5282 addPackageHoldingPermissions(list, ps, permissions, tmpBools, flags, 5283 userId); 5284 } 5285 } 5286 } 5287 5288 return new ParceledListSlice<PackageInfo>(list); 5289 } 5290 } 5291 5292 @Override 5293 public ParceledListSlice<ApplicationInfo> getInstalledApplications(int flags, int userId) { 5294 if (!sUserManager.exists(userId)) return null; 5295 final boolean listUninstalled = (flags & PackageManager.GET_UNINSTALLED_PACKAGES) != 0; 5296 5297 // writer 5298 synchronized (mPackages) { 5299 ArrayList<ApplicationInfo> list; 5300 if (listUninstalled) { 5301 list = new ArrayList<ApplicationInfo>(mSettings.mPackages.size()); 5302 for (PackageSetting ps : mSettings.mPackages.values()) { 5303 ApplicationInfo ai; 5304 if (ps.pkg != null) { 5305 ai = PackageParser.generateApplicationInfo(ps.pkg, flags, 5306 ps.readUserState(userId), userId); 5307 } else { 5308 ai = generateApplicationInfoFromSettingsLPw(ps.name, flags, userId); 5309 } 5310 if (ai != null) { 5311 list.add(ai); 5312 } 5313 } 5314 } else { 5315 list = new ArrayList<ApplicationInfo>(mPackages.size()); 5316 for (PackageParser.Package p : mPackages.values()) { 5317 if (p.mExtras != null) { 5318 ApplicationInfo ai = PackageParser.generateApplicationInfo(p, flags, 5319 ((PackageSetting)p.mExtras).readUserState(userId), userId); 5320 if (ai != null) { 5321 list.add(ai); 5322 } 5323 } 5324 } 5325 } 5326 5327 return new ParceledListSlice<ApplicationInfo>(list); 5328 } 5329 } 5330 5331 public List<ApplicationInfo> getPersistentApplications(int flags) { 5332 final ArrayList<ApplicationInfo> finalList = new ArrayList<ApplicationInfo>(); 5333 5334 // reader 5335 synchronized (mPackages) { 5336 final Iterator<PackageParser.Package> i = mPackages.values().iterator(); 5337 final int userId = UserHandle.getCallingUserId(); 5338 while (i.hasNext()) { 5339 final PackageParser.Package p = i.next(); 5340 if (p.applicationInfo != null 5341 && (p.applicationInfo.flags&ApplicationInfo.FLAG_PERSISTENT) != 0 5342 && (!mSafeMode || isSystemApp(p))) { 5343 PackageSetting ps = mSettings.mPackages.get(p.packageName); 5344 if (ps != null) { 5345 ApplicationInfo ai = PackageParser.generateApplicationInfo(p, flags, 5346 ps.readUserState(userId), userId); 5347 if (ai != null) { 5348 finalList.add(ai); 5349 } 5350 } 5351 } 5352 } 5353 } 5354 5355 return finalList; 5356 } 5357 5358 @Override 5359 public ProviderInfo resolveContentProvider(String name, int flags, int userId) { 5360 if (!sUserManager.exists(userId)) return null; 5361 // reader 5362 synchronized (mPackages) { 5363 final PackageParser.Provider provider = mProvidersByAuthority.get(name); 5364 PackageSetting ps = provider != null 5365 ? mSettings.mPackages.get(provider.owner.packageName) 5366 : null; 5367 return ps != null 5368 && mSettings.isEnabledLPr(provider.info, flags, userId) 5369 && (!mSafeMode || (provider.info.applicationInfo.flags 5370 &ApplicationInfo.FLAG_SYSTEM) != 0) 5371 ? PackageParser.generateProviderInfo(provider, flags, 5372 ps.readUserState(userId), userId) 5373 : null; 5374 } 5375 } 5376 5377 /** 5378 * @deprecated 5379 */ 5380 @Deprecated 5381 public void querySyncProviders(List<String> outNames, List<ProviderInfo> outInfo) { 5382 // reader 5383 synchronized (mPackages) { 5384 final Iterator<Map.Entry<String, PackageParser.Provider>> i = mProvidersByAuthority 5385 .entrySet().iterator(); 5386 final int userId = UserHandle.getCallingUserId(); 5387 while (i.hasNext()) { 5388 Map.Entry<String, PackageParser.Provider> entry = i.next(); 5389 PackageParser.Provider p = entry.getValue(); 5390 PackageSetting ps = mSettings.mPackages.get(p.owner.packageName); 5391 5392 if (ps != null && p.syncable 5393 && (!mSafeMode || (p.info.applicationInfo.flags 5394 &ApplicationInfo.FLAG_SYSTEM) != 0)) { 5395 ProviderInfo info = PackageParser.generateProviderInfo(p, 0, 5396 ps.readUserState(userId), userId); 5397 if (info != null) { 5398 outNames.add(entry.getKey()); 5399 outInfo.add(info); 5400 } 5401 } 5402 } 5403 } 5404 } 5405 5406 @Override 5407 public List<ProviderInfo> queryContentProviders(String processName, 5408 int uid, int flags) { 5409 ArrayList<ProviderInfo> finalList = null; 5410 // reader 5411 synchronized (mPackages) { 5412 final Iterator<PackageParser.Provider> i = mProviders.mProviders.values().iterator(); 5413 final int userId = processName != null ? 5414 UserHandle.getUserId(uid) : UserHandle.getCallingUserId(); 5415 while (i.hasNext()) { 5416 final PackageParser.Provider p = i.next(); 5417 PackageSetting ps = mSettings.mPackages.get(p.owner.packageName); 5418 if (ps != null && p.info.authority != null 5419 && (processName == null 5420 || (p.info.processName.equals(processName) 5421 && UserHandle.isSameApp(p.info.applicationInfo.uid, uid))) 5422 && mSettings.isEnabledLPr(p.info, flags, userId) 5423 && (!mSafeMode 5424 || (p.info.applicationInfo.flags & ApplicationInfo.FLAG_SYSTEM) != 0)) { 5425 if (finalList == null) { 5426 finalList = new ArrayList<ProviderInfo>(3); 5427 } 5428 ProviderInfo info = PackageParser.generateProviderInfo(p, flags, 5429 ps.readUserState(userId), userId); 5430 if (info != null) { 5431 finalList.add(info); 5432 } 5433 } 5434 } 5435 } 5436 5437 if (finalList != null) { 5438 Collections.sort(finalList, mProviderInitOrderSorter); 5439 } 5440 5441 return finalList; 5442 } 5443 5444 @Override 5445 public InstrumentationInfo getInstrumentationInfo(ComponentName name, 5446 int flags) { 5447 // reader 5448 synchronized (mPackages) { 5449 final PackageParser.Instrumentation i = mInstrumentation.get(name); 5450 return PackageParser.generateInstrumentationInfo(i, flags); 5451 } 5452 } 5453 5454 @Override 5455 public List<InstrumentationInfo> queryInstrumentation(String targetPackage, 5456 int flags) { 5457 ArrayList<InstrumentationInfo> finalList = 5458 new ArrayList<InstrumentationInfo>(); 5459 5460 // reader 5461 synchronized (mPackages) { 5462 final Iterator<PackageParser.Instrumentation> i = mInstrumentation.values().iterator(); 5463 while (i.hasNext()) { 5464 final PackageParser.Instrumentation p = i.next(); 5465 if (targetPackage == null 5466 || targetPackage.equals(p.info.targetPackage)) { 5467 InstrumentationInfo ii = PackageParser.generateInstrumentationInfo(p, 5468 flags); 5469 if (ii != null) { 5470 finalList.add(ii); 5471 } 5472 } 5473 } 5474 } 5475 5476 return finalList; 5477 } 5478 5479 private void createIdmapsForPackageLI(PackageParser.Package pkg) { 5480 ArrayMap<String, PackageParser.Package> overlays = mOverlays.get(pkg.packageName); 5481 if (overlays == null) { 5482 Slog.w(TAG, "Unable to create idmap for " + pkg.packageName + ": no overlay packages"); 5483 return; 5484 } 5485 for (PackageParser.Package opkg : overlays.values()) { 5486 // Not much to do if idmap fails: we already logged the error 5487 // and we certainly don't want to abort installation of pkg simply 5488 // because an overlay didn't fit properly. For these reasons, 5489 // ignore the return value of createIdmapForPackagePairLI. 5490 createIdmapForPackagePairLI(pkg, opkg); 5491 } 5492 } 5493 5494 private boolean createIdmapForPackagePairLI(PackageParser.Package pkg, 5495 PackageParser.Package opkg) { 5496 if (!opkg.mTrustedOverlay) { 5497 Slog.w(TAG, "Skipping target and overlay pair " + pkg.baseCodePath + " and " + 5498 opkg.baseCodePath + ": overlay not trusted"); 5499 return false; 5500 } 5501 ArrayMap<String, PackageParser.Package> overlaySet = mOverlays.get(pkg.packageName); 5502 if (overlaySet == null) { 5503 Slog.e(TAG, "was about to create idmap for " + pkg.baseCodePath + " and " + 5504 opkg.baseCodePath + " but target package has no known overlays"); 5505 return false; 5506 } 5507 final int sharedGid = UserHandle.getSharedAppGid(pkg.applicationInfo.uid); 5508 // TODO: generate idmap for split APKs 5509 if (mInstaller.idmap(pkg.baseCodePath, opkg.baseCodePath, sharedGid) != 0) { 5510 Slog.e(TAG, "Failed to generate idmap for " + pkg.baseCodePath + " and " 5511 + opkg.baseCodePath); 5512 return false; 5513 } 5514 PackageParser.Package[] overlayArray = 5515 overlaySet.values().toArray(new PackageParser.Package[0]); 5516 Comparator<PackageParser.Package> cmp = new Comparator<PackageParser.Package>() { 5517 public int compare(PackageParser.Package p1, PackageParser.Package p2) { 5518 return p1.mOverlayPriority - p2.mOverlayPriority; 5519 } 5520 }; 5521 Arrays.sort(overlayArray, cmp); 5522 5523 pkg.applicationInfo.resourceDirs = new String[overlayArray.length]; 5524 int i = 0; 5525 for (PackageParser.Package p : overlayArray) { 5526 pkg.applicationInfo.resourceDirs[i++] = p.baseCodePath; 5527 } 5528 return true; 5529 } 5530 5531 private void scanDirLI(File dir, int parseFlags, int scanFlags, long currentTime) { 5532 final File[] files = dir.listFiles(); 5533 if (ArrayUtils.isEmpty(files)) { 5534 Log.d(TAG, "No files in app dir " + dir); 5535 return; 5536 } 5537 5538 if (DEBUG_PACKAGE_SCANNING) { 5539 Log.d(TAG, "Scanning app dir " + dir + " scanFlags=" + scanFlags 5540 + " flags=0x" + Integer.toHexString(parseFlags)); 5541 } 5542 5543 for (File file : files) { 5544 final boolean isPackage = (isApkFile(file) || file.isDirectory()) 5545 && !PackageInstallerService.isStageName(file.getName()); 5546 if (!isPackage) { 5547 // Ignore entries which are not packages 5548 continue; 5549 } 5550 try { 5551 scanPackageLI(file, parseFlags | PackageParser.PARSE_MUST_BE_APK, 5552 scanFlags, currentTime, null); 5553 } catch (PackageManagerException e) { 5554 Slog.w(TAG, "Failed to parse " + file + ": " + e.getMessage()); 5555 5556 // Delete invalid userdata apps 5557 if ((parseFlags & PackageParser.PARSE_IS_SYSTEM) == 0 && 5558 e.error == PackageManager.INSTALL_FAILED_INVALID_APK) { 5559 logCriticalInfo(Log.WARN, "Deleting invalid package at " + file); 5560 if (file.isDirectory()) { 5561 mInstaller.rmPackageDir(file.getAbsolutePath()); 5562 } else { 5563 file.delete(); 5564 } 5565 } 5566 } 5567 } 5568 } 5569 5570 private static File getSettingsProblemFile() { 5571 File dataDir = Environment.getDataDirectory(); 5572 File systemDir = new File(dataDir, "system"); 5573 File fname = new File(systemDir, "uiderrors.txt"); 5574 return fname; 5575 } 5576 5577 static void reportSettingsProblem(int priority, String msg) { 5578 logCriticalInfo(priority, msg); 5579 } 5580 5581 static void logCriticalInfo(int priority, String msg) { 5582 Slog.println(priority, TAG, msg); 5583 EventLogTags.writePmCriticalInfo(msg); 5584 try { 5585 File fname = getSettingsProblemFile(); 5586 FileOutputStream out = new FileOutputStream(fname, true); 5587 PrintWriter pw = new FastPrintWriter(out); 5588 SimpleDateFormat formatter = new SimpleDateFormat(); 5589 String dateString = formatter.format(new Date(System.currentTimeMillis())); 5590 pw.println(dateString + ": " + msg); 5591 pw.close(); 5592 FileUtils.setPermissions( 5593 fname.toString(), 5594 FileUtils.S_IRWXU|FileUtils.S_IRWXG|FileUtils.S_IROTH, 5595 -1, -1); 5596 } catch (java.io.IOException e) { 5597 } 5598 } 5599 5600 private void collectCertificatesLI(PackageParser pp, PackageSetting ps, 5601 PackageParser.Package pkg, File srcFile, int parseFlags) 5602 throws PackageManagerException { 5603 if (ps != null 5604 && ps.codePath.equals(srcFile) 5605 && ps.timeStamp == srcFile.lastModified() 5606 && !isCompatSignatureUpdateNeeded(pkg) 5607 && !isRecoverSignatureUpdateNeeded(pkg)) { 5608 long mSigningKeySetId = ps.keySetData.getProperSigningKeySet(); 5609 KeySetManagerService ksms = mSettings.mKeySetManagerService; 5610 ArraySet<PublicKey> signingKs; 5611 synchronized (mPackages) { 5612 signingKs = ksms.getPublicKeysFromKeySetLPr(mSigningKeySetId); 5613 } 5614 if (ps.signatures.mSignatures != null 5615 && ps.signatures.mSignatures.length != 0 5616 && signingKs != null) { 5617 // Optimization: reuse the existing cached certificates 5618 // if the package appears to be unchanged. 5619 pkg.mSignatures = ps.signatures.mSignatures; 5620 pkg.mSigningKeys = signingKs; 5621 return; 5622 } 5623 5624 Slog.w(TAG, "PackageSetting for " + ps.name 5625 + " is missing signatures. Collecting certs again to recover them."); 5626 } else { 5627 Log.i(TAG, srcFile.toString() + " changed; collecting certs"); 5628 } 5629 5630 try { 5631 pp.collectCertificates(pkg, parseFlags); 5632 pp.collectManifestDigest(pkg); 5633 } catch (PackageParserException e) { 5634 throw PackageManagerException.from(e); 5635 } 5636 } 5637 5638 /* 5639 * Scan a package and return the newly parsed package. 5640 * Returns null in case of errors and the error code is stored in mLastScanError 5641 */ 5642 private PackageParser.Package scanPackageLI(File scanFile, int parseFlags, int scanFlags, 5643 long currentTime, UserHandle user) throws PackageManagerException { 5644 if (DEBUG_INSTALL) Slog.d(TAG, "Parsing: " + scanFile); 5645 parseFlags |= mDefParseFlags; 5646 PackageParser pp = new PackageParser(); 5647 pp.setSeparateProcesses(mSeparateProcesses); 5648 pp.setOnlyCoreApps(mOnlyCore); 5649 pp.setDisplayMetrics(mMetrics); 5650 5651 if ((scanFlags & SCAN_TRUSTED_OVERLAY) != 0) { 5652 parseFlags |= PackageParser.PARSE_TRUSTED_OVERLAY; 5653 } 5654 5655 final PackageParser.Package pkg; 5656 try { 5657 pkg = pp.parsePackage(scanFile, parseFlags); 5658 } catch (PackageParserException e) { 5659 throw PackageManagerException.from(e); 5660 } 5661 5662 PackageSetting ps = null; 5663 PackageSetting updatedPkg; 5664 // reader 5665 synchronized (mPackages) { 5666 // Look to see if we already know about this package. 5667 String oldName = mSettings.mRenamedPackages.get(pkg.packageName); 5668 if (pkg.mOriginalPackages != null && pkg.mOriginalPackages.contains(oldName)) { 5669 // This package has been renamed to its original name. Let's 5670 // use that. 5671 ps = mSettings.peekPackageLPr(oldName); 5672 } 5673 // If there was no original package, see one for the real package name. 5674 if (ps == null) { 5675 ps = mSettings.peekPackageLPr(pkg.packageName); 5676 } 5677 // Check to see if this package could be hiding/updating a system 5678 // package. Must look for it either under the original or real 5679 // package name depending on our state. 5680 updatedPkg = mSettings.getDisabledSystemPkgLPr(ps != null ? ps.name : pkg.packageName); 5681 if (DEBUG_INSTALL && updatedPkg != null) Slog.d(TAG, "updatedPkg = " + updatedPkg); 5682 } 5683 boolean updatedPkgBetter = false; 5684 // First check if this is a system package that may involve an update 5685 if (updatedPkg != null && (parseFlags&PackageParser.PARSE_IS_SYSTEM) != 0) { 5686 // If new package is not located in "/system/priv-app" (e.g. due to an OTA), 5687 // it needs to drop FLAG_PRIVILEGED. 5688 if (locationIsPrivileged(scanFile)) { 5689 updatedPkg.pkgPrivateFlags |= ApplicationInfo.PRIVATE_FLAG_PRIVILEGED; 5690 } else { 5691 updatedPkg.pkgPrivateFlags &= ~ApplicationInfo.PRIVATE_FLAG_PRIVILEGED; 5692 } 5693 5694 if (ps != null && !ps.codePath.equals(scanFile)) { 5695 // The path has changed from what was last scanned... check the 5696 // version of the new path against what we have stored to determine 5697 // what to do. 5698 if (DEBUG_INSTALL) Slog.d(TAG, "Path changing from " + ps.codePath); 5699 if (pkg.mVersionCode <= ps.versionCode) { 5700 // The system package has been updated and the code path does not match 5701 // Ignore entry. Skip it. 5702 if (DEBUG_INSTALL) Slog.i(TAG, "Package " + ps.name + " at " + scanFile 5703 + " ignored: updated version " + ps.versionCode 5704 + " better than this " + pkg.mVersionCode); 5705 if (!updatedPkg.codePath.equals(scanFile)) { 5706 Slog.w(PackageManagerService.TAG, "Code path for hidden system pkg : " 5707 + ps.name + " changing from " + updatedPkg.codePathString 5708 + " to " + scanFile); 5709 updatedPkg.codePath = scanFile; 5710 updatedPkg.codePathString = scanFile.toString(); 5711 updatedPkg.resourcePath = scanFile; 5712 updatedPkg.resourcePathString = scanFile.toString(); 5713 } 5714 updatedPkg.pkg = pkg; 5715 throw new PackageManagerException(INSTALL_FAILED_DUPLICATE_PACKAGE, 5716 "Package " + ps.name + " at " + scanFile 5717 + " ignored: updated version " + ps.versionCode 5718 + " better than this " + pkg.mVersionCode); 5719 } else { 5720 // The current app on the system partition is better than 5721 // what we have updated to on the data partition; switch 5722 // back to the system partition version. 5723 // At this point, its safely assumed that package installation for 5724 // apps in system partition will go through. If not there won't be a working 5725 // version of the app 5726 // writer 5727 synchronized (mPackages) { 5728 // Just remove the loaded entries from package lists. 5729 mPackages.remove(ps.name); 5730 } 5731 5732 logCriticalInfo(Log.WARN, "Package " + ps.name + " at " + scanFile 5733 + " reverting from " + ps.codePathString 5734 + ": new version " + pkg.mVersionCode 5735 + " better than installed " + ps.versionCode); 5736 5737 InstallArgs args = createInstallArgsForExisting(packageFlagsToInstallFlags(ps), 5738 ps.codePathString, ps.resourcePathString, getAppDexInstructionSets(ps)); 5739 synchronized (mInstallLock) { 5740 args.cleanUpResourcesLI(); 5741 } 5742 synchronized (mPackages) { 5743 mSettings.enableSystemPackageLPw(ps.name); 5744 } 5745 updatedPkgBetter = true; 5746 } 5747 } 5748 } 5749 5750 if (updatedPkg != null) { 5751 // An updated system app will not have the PARSE_IS_SYSTEM flag set 5752 // initially 5753 parseFlags |= PackageParser.PARSE_IS_SYSTEM; 5754 5755 // An updated privileged app will not have the PARSE_IS_PRIVILEGED 5756 // flag set initially 5757 if ((updatedPkg.pkgPrivateFlags & ApplicationInfo.PRIVATE_FLAG_PRIVILEGED) != 0) { 5758 parseFlags |= PackageParser.PARSE_IS_PRIVILEGED; 5759 } 5760 } 5761 5762 // Verify certificates against what was last scanned 5763 collectCertificatesLI(pp, ps, pkg, scanFile, parseFlags); 5764 5765 /* 5766 * A new system app appeared, but we already had a non-system one of the 5767 * same name installed earlier. 5768 */ 5769 boolean shouldHideSystemApp = false; 5770 if (updatedPkg == null && ps != null 5771 && (parseFlags & PackageParser.PARSE_IS_SYSTEM_DIR) != 0 && !isSystemApp(ps)) { 5772 /* 5773 * Check to make sure the signatures match first. If they don't, 5774 * wipe the installed application and its data. 5775 */ 5776 if (compareSignatures(ps.signatures.mSignatures, pkg.mSignatures) 5777 != PackageManager.SIGNATURE_MATCH) { 5778 logCriticalInfo(Log.WARN, "Package " + ps.name + " appeared on system, but" 5779 + " signatures don't match existing userdata copy; removing"); 5780 deletePackageLI(pkg.packageName, null, true, null, null, 0, null, false); 5781 ps = null; 5782 } else { 5783 /* 5784 * If the newly-added system app is an older version than the 5785 * already installed version, hide it. It will be scanned later 5786 * and re-added like an update. 5787 */ 5788 if (pkg.mVersionCode <= ps.versionCode) { 5789 shouldHideSystemApp = true; 5790 logCriticalInfo(Log.INFO, "Package " + ps.name + " appeared at " + scanFile 5791 + " but new version " + pkg.mVersionCode + " better than installed " 5792 + ps.versionCode + "; hiding system"); 5793 } else { 5794 /* 5795 * The newly found system app is a newer version that the 5796 * one previously installed. Simply remove the 5797 * already-installed application and replace it with our own 5798 * while keeping the application data. 5799 */ 5800 logCriticalInfo(Log.WARN, "Package " + ps.name + " at " + scanFile 5801 + " reverting from " + ps.codePathString + ": new version " 5802 + pkg.mVersionCode + " better than installed " + ps.versionCode); 5803 InstallArgs args = createInstallArgsForExisting(packageFlagsToInstallFlags(ps), 5804 ps.codePathString, ps.resourcePathString, getAppDexInstructionSets(ps)); 5805 synchronized (mInstallLock) { 5806 args.cleanUpResourcesLI(); 5807 } 5808 } 5809 } 5810 } 5811 5812 // The apk is forward locked (not public) if its code and resources 5813 // are kept in different files. (except for app in either system or 5814 // vendor path). 5815 // TODO grab this value from PackageSettings 5816 if ((parseFlags & PackageParser.PARSE_IS_SYSTEM_DIR) == 0) { 5817 if (ps != null && !ps.codePath.equals(ps.resourcePath)) { 5818 parseFlags |= PackageParser.PARSE_FORWARD_LOCK; 5819 } 5820 } 5821 5822 // TODO: extend to support forward-locked splits 5823 String resourcePath = null; 5824 String baseResourcePath = null; 5825 if ((parseFlags & PackageParser.PARSE_FORWARD_LOCK) != 0 && !updatedPkgBetter) { 5826 if (ps != null && ps.resourcePathString != null) { 5827 resourcePath = ps.resourcePathString; 5828 baseResourcePath = ps.resourcePathString; 5829 } else { 5830 // Should not happen at all. Just log an error. 5831 Slog.e(TAG, "Resource path not set for pkg : " + pkg.packageName); 5832 } 5833 } else { 5834 resourcePath = pkg.codePath; 5835 baseResourcePath = pkg.baseCodePath; 5836 } 5837 5838 // Set application objects path explicitly. 5839 pkg.applicationInfo.volumeUuid = pkg.volumeUuid; 5840 pkg.applicationInfo.setCodePath(pkg.codePath); 5841 pkg.applicationInfo.setBaseCodePath(pkg.baseCodePath); 5842 pkg.applicationInfo.setSplitCodePaths(pkg.splitCodePaths); 5843 pkg.applicationInfo.setResourcePath(resourcePath); 5844 pkg.applicationInfo.setBaseResourcePath(baseResourcePath); 5845 pkg.applicationInfo.setSplitResourcePaths(pkg.splitCodePaths); 5846 5847 // Note that we invoke the following method only if we are about to unpack an application 5848 PackageParser.Package scannedPkg = scanPackageLI(pkg, parseFlags, scanFlags 5849 | SCAN_UPDATE_SIGNATURE, currentTime, user); 5850 5851 /* 5852 * If the system app should be overridden by a previously installed 5853 * data, hide the system app now and let the /data/app scan pick it up 5854 * again. 5855 */ 5856 if (shouldHideSystemApp) { 5857 synchronized (mPackages) { 5858 /* 5859 * We have to grant systems permissions before we hide, because 5860 * grantPermissions will assume the package update is trying to 5861 * expand its permissions. 5862 */ 5863 grantPermissionsLPw(pkg, true, pkg.packageName); 5864 mSettings.disableSystemPackageLPw(pkg.packageName); 5865 } 5866 } 5867 5868 return scannedPkg; 5869 } 5870 5871 private static String fixProcessName(String defProcessName, 5872 String processName, int uid) { 5873 if (processName == null) { 5874 return defProcessName; 5875 } 5876 return processName; 5877 } 5878 5879 private void verifySignaturesLP(PackageSetting pkgSetting, PackageParser.Package pkg) 5880 throws PackageManagerException { 5881 if (pkgSetting.signatures.mSignatures != null) { 5882 // Already existing package. Make sure signatures match 5883 boolean match = compareSignatures(pkgSetting.signatures.mSignatures, pkg.mSignatures) 5884 == PackageManager.SIGNATURE_MATCH; 5885 if (!match) { 5886 match = compareSignaturesCompat(pkgSetting.signatures, pkg) 5887 == PackageManager.SIGNATURE_MATCH; 5888 } 5889 if (!match) { 5890 match = compareSignaturesRecover(pkgSetting.signatures, pkg) 5891 == PackageManager.SIGNATURE_MATCH; 5892 } 5893 if (!match) { 5894 throw new PackageManagerException(INSTALL_FAILED_UPDATE_INCOMPATIBLE, "Package " 5895 + pkg.packageName + " signatures do not match the " 5896 + "previously installed version; ignoring!"); 5897 } 5898 } 5899 5900 // Check for shared user signatures 5901 if (pkgSetting.sharedUser != null && pkgSetting.sharedUser.signatures.mSignatures != null) { 5902 // Already existing package. Make sure signatures match 5903 boolean match = compareSignatures(pkgSetting.sharedUser.signatures.mSignatures, 5904 pkg.mSignatures) == PackageManager.SIGNATURE_MATCH; 5905 if (!match) { 5906 match = compareSignaturesCompat(pkgSetting.sharedUser.signatures, pkg) 5907 == PackageManager.SIGNATURE_MATCH; 5908 } 5909 if (!match) { 5910 match = compareSignaturesRecover(pkgSetting.sharedUser.signatures, pkg) 5911 == PackageManager.SIGNATURE_MATCH; 5912 } 5913 if (!match) { 5914 throw new PackageManagerException(INSTALL_FAILED_SHARED_USER_INCOMPATIBLE, 5915 "Package " + pkg.packageName 5916 + " has no signatures that match those in shared user " 5917 + pkgSetting.sharedUser.name + "; ignoring!"); 5918 } 5919 } 5920 } 5921 5922 /** 5923 * Enforces that only the system UID or root's UID can call a method exposed 5924 * via Binder. 5925 * 5926 * @param message used as message if SecurityException is thrown 5927 * @throws SecurityException if the caller is not system or root 5928 */ 5929 private static final void enforceSystemOrRoot(String message) { 5930 final int uid = Binder.getCallingUid(); 5931 if (uid != Process.SYSTEM_UID && uid != 0) { 5932 throw new SecurityException(message); 5933 } 5934 } 5935 5936 @Override 5937 public void performBootDexOpt() { 5938 enforceSystemOrRoot("Only the system can request dexopt be performed"); 5939 5940 // Before everything else, see whether we need to fstrim. 5941 try { 5942 IMountService ms = PackageHelper.getMountService(); 5943 if (ms != null) { 5944 final boolean isUpgrade = isUpgrade(); 5945 boolean doTrim = isUpgrade; 5946 if (doTrim) { 5947 Slog.w(TAG, "Running disk maintenance immediately due to system update"); 5948 } else { 5949 final long interval = android.provider.Settings.Global.getLong( 5950 mContext.getContentResolver(), 5951 android.provider.Settings.Global.FSTRIM_MANDATORY_INTERVAL, 5952 DEFAULT_MANDATORY_FSTRIM_INTERVAL); 5953 if (interval > 0) { 5954 final long timeSinceLast = System.currentTimeMillis() - ms.lastMaintenance(); 5955 if (timeSinceLast > interval) { 5956 doTrim = true; 5957 Slog.w(TAG, "No disk maintenance in " + timeSinceLast 5958 + "; running immediately"); 5959 } 5960 } 5961 } 5962 if (doTrim) { 5963 if (!isFirstBoot()) { 5964 try { 5965 ActivityManagerNative.getDefault().showBootMessage( 5966 mContext.getResources().getString( 5967 R.string.android_upgrading_fstrim), true); 5968 } catch (RemoteException e) { 5969 } 5970 } 5971 ms.runMaintenance(); 5972 } 5973 } else { 5974 Slog.e(TAG, "Mount service unavailable!"); 5975 } 5976 } catch (RemoteException e) { 5977 // Can't happen; MountService is local 5978 } 5979 5980 final ArraySet<PackageParser.Package> pkgs; 5981 synchronized (mPackages) { 5982 pkgs = mPackageDexOptimizer.clearDeferredDexOptPackages(); 5983 } 5984 5985 if (pkgs != null) { 5986 // Sort apps by importance for dexopt ordering. Important apps are given more priority 5987 // in case the device runs out of space. 5988 ArrayList<PackageParser.Package> sortedPkgs = new ArrayList<PackageParser.Package>(); 5989 // Give priority to core apps. 5990 for (Iterator<PackageParser.Package> it = pkgs.iterator(); it.hasNext();) { 5991 PackageParser.Package pkg = it.next(); 5992 if (pkg.coreApp) { 5993 if (DEBUG_DEXOPT) { 5994 Log.i(TAG, "Adding core app " + sortedPkgs.size() + ": " + pkg.packageName); 5995 } 5996 sortedPkgs.add(pkg); 5997 it.remove(); 5998 } 5999 } 6000 // Give priority to system apps that listen for pre boot complete. 6001 Intent intent = new Intent(Intent.ACTION_PRE_BOOT_COMPLETED); 6002 ArraySet<String> pkgNames = getPackageNamesForIntent(intent); 6003 for (Iterator<PackageParser.Package> it = pkgs.iterator(); it.hasNext();) { 6004 PackageParser.Package pkg = it.next(); 6005 if (pkgNames.contains(pkg.packageName)) { 6006 if (DEBUG_DEXOPT) { 6007 Log.i(TAG, "Adding pre boot system app " + sortedPkgs.size() + ": " + pkg.packageName); 6008 } 6009 sortedPkgs.add(pkg); 6010 it.remove(); 6011 } 6012 } 6013 // Give priority to system apps. 6014 for (Iterator<PackageParser.Package> it = pkgs.iterator(); it.hasNext();) { 6015 PackageParser.Package pkg = it.next(); 6016 if (isSystemApp(pkg) && !pkg.isUpdatedSystemApp()) { 6017 if (DEBUG_DEXOPT) { 6018 Log.i(TAG, "Adding system app " + sortedPkgs.size() + ": " + pkg.packageName); 6019 } 6020 sortedPkgs.add(pkg); 6021 it.remove(); 6022 } 6023 } 6024 // Give priority to updated system apps. 6025 for (Iterator<PackageParser.Package> it = pkgs.iterator(); it.hasNext();) { 6026 PackageParser.Package pkg = it.next(); 6027 if (pkg.isUpdatedSystemApp()) { 6028 if (DEBUG_DEXOPT) { 6029 Log.i(TAG, "Adding updated system app " + sortedPkgs.size() + ": " + pkg.packageName); 6030 } 6031 sortedPkgs.add(pkg); 6032 it.remove(); 6033 } 6034 } 6035 // Give priority to apps that listen for boot complete. 6036 intent = new Intent(Intent.ACTION_BOOT_COMPLETED); 6037 pkgNames = getPackageNamesForIntent(intent); 6038 for (Iterator<PackageParser.Package> it = pkgs.iterator(); it.hasNext();) { 6039 PackageParser.Package pkg = it.next(); 6040 if (pkgNames.contains(pkg.packageName)) { 6041 if (DEBUG_DEXOPT) { 6042 Log.i(TAG, "Adding boot app " + sortedPkgs.size() + ": " + pkg.packageName); 6043 } 6044 sortedPkgs.add(pkg); 6045 it.remove(); 6046 } 6047 } 6048 // Filter out packages that aren't recently used. 6049 filterRecentlyUsedApps(pkgs); 6050 // Add all remaining apps. 6051 for (PackageParser.Package pkg : pkgs) { 6052 if (DEBUG_DEXOPT) { 6053 Log.i(TAG, "Adding app " + sortedPkgs.size() + ": " + pkg.packageName); 6054 } 6055 sortedPkgs.add(pkg); 6056 } 6057 6058 // If we want to be lazy, filter everything that wasn't recently used. 6059 if (mLazyDexOpt) { 6060 filterRecentlyUsedApps(sortedPkgs); 6061 } 6062 6063 int i = 0; 6064 int total = sortedPkgs.size(); 6065 File dataDir = Environment.getDataDirectory(); 6066 long lowThreshold = StorageManager.from(mContext).getStorageLowBytes(dataDir); 6067 if (lowThreshold == 0) { 6068 throw new IllegalStateException("Invalid low memory threshold"); 6069 } 6070 for (PackageParser.Package pkg : sortedPkgs) { 6071 long usableSpace = dataDir.getUsableSpace(); 6072 if (usableSpace < lowThreshold) { 6073 Log.w(TAG, "Not running dexopt on remaining apps due to low memory: " + usableSpace); 6074 break; 6075 } 6076 performBootDexOpt(pkg, ++i, total); 6077 } 6078 } 6079 } 6080 6081 private void filterRecentlyUsedApps(Collection<PackageParser.Package> pkgs) { 6082 // Filter out packages that aren't recently used. 6083 // 6084 // The exception is first boot of a non-eng device (aka !mLazyDexOpt), which 6085 // should do a full dexopt. 6086 if (mLazyDexOpt || (!isFirstBoot() && mPackageUsage.isHistoricalPackageUsageAvailable())) { 6087 int total = pkgs.size(); 6088 int skipped = 0; 6089 long now = System.currentTimeMillis(); 6090 for (Iterator<PackageParser.Package> i = pkgs.iterator(); i.hasNext();) { 6091 PackageParser.Package pkg = i.next(); 6092 long then = pkg.mLastPackageUsageTimeInMills; 6093 if (then + mDexOptLRUThresholdInMills < now) { 6094 if (DEBUG_DEXOPT) { 6095 Log.i(TAG, "Skipping dexopt of " + pkg.packageName + " last resumed: " + 6096 ((then == 0) ? "never" : new Date(then))); 6097 } 6098 i.remove(); 6099 skipped++; 6100 } 6101 } 6102 if (DEBUG_DEXOPT) { 6103 Log.i(TAG, "Skipped optimizing " + skipped + " of " + total); 6104 } 6105 } 6106 } 6107 6108 private ArraySet<String> getPackageNamesForIntent(Intent intent) { 6109 List<ResolveInfo> ris = null; 6110 try { 6111 ris = AppGlobals.getPackageManager().queryIntentReceivers( 6112 intent, null, 0, UserHandle.USER_OWNER); 6113 } catch (RemoteException e) { 6114 } 6115 ArraySet<String> pkgNames = new ArraySet<String>(); 6116 if (ris != null) { 6117 for (ResolveInfo ri : ris) { 6118 pkgNames.add(ri.activityInfo.packageName); 6119 } 6120 } 6121 return pkgNames; 6122 } 6123 6124 private void performBootDexOpt(PackageParser.Package pkg, int curr, int total) { 6125 if (DEBUG_DEXOPT) { 6126 Log.i(TAG, "Optimizing app " + curr + " of " + total + ": " + pkg.packageName); 6127 } 6128 if (!isFirstBoot()) { 6129 try { 6130 ActivityManagerNative.getDefault().showBootMessage( 6131 mContext.getResources().getString(R.string.android_upgrading_apk, 6132 curr, total), true); 6133 } catch (RemoteException e) { 6134 } 6135 } 6136 PackageParser.Package p = pkg; 6137 synchronized (mInstallLock) { 6138 mPackageDexOptimizer.performDexOpt(p, null /* instruction sets */, 6139 false /* force dex */, false /* defer */, true /* include dependencies */); 6140 } 6141 } 6142 6143 @Override 6144 public boolean performDexOptIfNeeded(String packageName, String instructionSet) { 6145 return performDexOpt(packageName, instructionSet, false); 6146 } 6147 6148 public boolean performDexOpt(String packageName, String instructionSet, boolean backgroundDexopt) { 6149 boolean dexopt = mLazyDexOpt || backgroundDexopt; 6150 boolean updateUsage = !backgroundDexopt; // Don't update usage if this is just a backgroundDexopt 6151 if (!dexopt && !updateUsage) { 6152 // We aren't going to dexopt or update usage, so bail early. 6153 return false; 6154 } 6155 PackageParser.Package p; 6156 final String targetInstructionSet; 6157 synchronized (mPackages) { 6158 p = mPackages.get(packageName); 6159 if (p == null) { 6160 return false; 6161 } 6162 if (updateUsage) { 6163 p.mLastPackageUsageTimeInMills = System.currentTimeMillis(); 6164 } 6165 mPackageUsage.write(false); 6166 if (!dexopt) { 6167 // We aren't going to dexopt, so bail early. 6168 return false; 6169 } 6170 6171 targetInstructionSet = instructionSet != null ? instructionSet : 6172 getPrimaryInstructionSet(p.applicationInfo); 6173 if (p.mDexOptPerformed.contains(targetInstructionSet)) { 6174 return false; 6175 } 6176 } 6177 long callingId = Binder.clearCallingIdentity(); 6178 try { 6179 synchronized (mInstallLock) { 6180 final String[] instructionSets = new String[] { targetInstructionSet }; 6181 int result = mPackageDexOptimizer.performDexOpt(p, instructionSets, 6182 false /* forceDex */, false /* defer */, true /* inclDependencies */); 6183 return result == PackageDexOptimizer.DEX_OPT_PERFORMED; 6184 } 6185 } finally { 6186 Binder.restoreCallingIdentity(callingId); 6187 } 6188 } 6189 6190 public ArraySet<String> getPackagesThatNeedDexOpt() { 6191 ArraySet<String> pkgs = null; 6192 synchronized (mPackages) { 6193 for (PackageParser.Package p : mPackages.values()) { 6194 if (DEBUG_DEXOPT) { 6195 Log.i(TAG, p.packageName + " mDexOptPerformed=" + p.mDexOptPerformed.toArray()); 6196 } 6197 if (!p.mDexOptPerformed.isEmpty()) { 6198 continue; 6199 } 6200 if (pkgs == null) { 6201 pkgs = new ArraySet<String>(); 6202 } 6203 pkgs.add(p.packageName); 6204 } 6205 } 6206 return pkgs; 6207 } 6208 6209 public void shutdown() { 6210 mPackageUsage.write(true); 6211 } 6212 6213 @Override 6214 public void forceDexOpt(String packageName) { 6215 enforceSystemOrRoot("forceDexOpt"); 6216 6217 PackageParser.Package pkg; 6218 synchronized (mPackages) { 6219 pkg = mPackages.get(packageName); 6220 if (pkg == null) { 6221 throw new IllegalArgumentException("Missing package: " + packageName); 6222 } 6223 } 6224 6225 synchronized (mInstallLock) { 6226 final String[] instructionSets = new String[] { 6227 getPrimaryInstructionSet(pkg.applicationInfo) }; 6228 final int res = mPackageDexOptimizer.performDexOpt(pkg, instructionSets, 6229 true /*forceDex*/, false /* defer */, true /* inclDependencies */); 6230 if (res != PackageDexOptimizer.DEX_OPT_PERFORMED) { 6231 throw new IllegalStateException("Failed to dexopt: " + res); 6232 } 6233 } 6234 } 6235 6236 private boolean verifyPackageUpdateLPr(PackageSetting oldPkg, PackageParser.Package newPkg) { 6237 if ((oldPkg.pkgFlags&ApplicationInfo.FLAG_SYSTEM) == 0) { 6238 Slog.w(TAG, "Unable to update from " + oldPkg.name 6239 + " to " + newPkg.packageName 6240 + ": old package not in system partition"); 6241 return false; 6242 } else if (mPackages.get(oldPkg.name) != null) { 6243 Slog.w(TAG, "Unable to update from " + oldPkg.name 6244 + " to " + newPkg.packageName 6245 + ": old package still exists"); 6246 return false; 6247 } 6248 return true; 6249 } 6250 6251 private int createDataDirsLI(String volumeUuid, String packageName, int uid, String seinfo) { 6252 int[] users = sUserManager.getUserIds(); 6253 int res = mInstaller.install(volumeUuid, packageName, uid, uid, seinfo); 6254 if (res < 0) { 6255 return res; 6256 } 6257 for (int user : users) { 6258 if (user != 0) { 6259 res = mInstaller.createUserData(volumeUuid, packageName, 6260 UserHandle.getUid(user, uid), user, seinfo); 6261 if (res < 0) { 6262 return res; 6263 } 6264 } 6265 } 6266 return res; 6267 } 6268 6269 private int removeDataDirsLI(String volumeUuid, String packageName) { 6270 int[] users = sUserManager.getUserIds(); 6271 int res = 0; 6272 for (int user : users) { 6273 int resInner = mInstaller.remove(volumeUuid, packageName, user); 6274 if (resInner < 0) { 6275 res = resInner; 6276 } 6277 } 6278 6279 return res; 6280 } 6281 6282 private int deleteCodeCacheDirsLI(String volumeUuid, String packageName) { 6283 int[] users = sUserManager.getUserIds(); 6284 int res = 0; 6285 for (int user : users) { 6286 int resInner = mInstaller.deleteCodeCacheFiles(volumeUuid, packageName, user); 6287 if (resInner < 0) { 6288 res = resInner; 6289 } 6290 } 6291 return res; 6292 } 6293 6294 private void addSharedLibraryLPw(ArraySet<String> usesLibraryFiles, SharedLibraryEntry file, 6295 PackageParser.Package changingLib) { 6296 if (file.path != null) { 6297 usesLibraryFiles.add(file.path); 6298 return; 6299 } 6300 PackageParser.Package p = mPackages.get(file.apk); 6301 if (changingLib != null && changingLib.packageName.equals(file.apk)) { 6302 // If we are doing this while in the middle of updating a library apk, 6303 // then we need to make sure to use that new apk for determining the 6304 // dependencies here. (We haven't yet finished committing the new apk 6305 // to the package manager state.) 6306 if (p == null || p.packageName.equals(changingLib.packageName)) { 6307 p = changingLib; 6308 } 6309 } 6310 if (p != null) { 6311 usesLibraryFiles.addAll(p.getAllCodePaths()); 6312 } 6313 } 6314 6315 private void updateSharedLibrariesLPw(PackageParser.Package pkg, 6316 PackageParser.Package changingLib) throws PackageManagerException { 6317 if (pkg.usesLibraries != null || pkg.usesOptionalLibraries != null) { 6318 final ArraySet<String> usesLibraryFiles = new ArraySet<>(); 6319 int N = pkg.usesLibraries != null ? pkg.usesLibraries.size() : 0; 6320 for (int i=0; i<N; i++) { 6321 final SharedLibraryEntry file = mSharedLibraries.get(pkg.usesLibraries.get(i)); 6322 if (file == null) { 6323 throw new PackageManagerException(INSTALL_FAILED_MISSING_SHARED_LIBRARY, 6324 "Package " + pkg.packageName + " requires unavailable shared library " 6325 + pkg.usesLibraries.get(i) + "; failing!"); 6326 } 6327 addSharedLibraryLPw(usesLibraryFiles, file, changingLib); 6328 } 6329 N = pkg.usesOptionalLibraries != null ? pkg.usesOptionalLibraries.size() : 0; 6330 for (int i=0; i<N; i++) { 6331 final SharedLibraryEntry file = mSharedLibraries.get(pkg.usesOptionalLibraries.get(i)); 6332 if (file == null) { 6333 Slog.w(TAG, "Package " + pkg.packageName 6334 + " desires unavailable shared library " 6335 + pkg.usesOptionalLibraries.get(i) + "; ignoring!"); 6336 } else { 6337 addSharedLibraryLPw(usesLibraryFiles, file, changingLib); 6338 } 6339 } 6340 N = usesLibraryFiles.size(); 6341 if (N > 0) { 6342 pkg.usesLibraryFiles = usesLibraryFiles.toArray(new String[N]); 6343 } else { 6344 pkg.usesLibraryFiles = null; 6345 } 6346 } 6347 } 6348 6349 private static boolean hasString(List<String> list, List<String> which) { 6350 if (list == null) { 6351 return false; 6352 } 6353 for (int i=list.size()-1; i>=0; i--) { 6354 for (int j=which.size()-1; j>=0; j--) { 6355 if (which.get(j).equals(list.get(i))) { 6356 return true; 6357 } 6358 } 6359 } 6360 return false; 6361 } 6362 6363 private void updateAllSharedLibrariesLPw() { 6364 for (PackageParser.Package pkg : mPackages.values()) { 6365 try { 6366 updateSharedLibrariesLPw(pkg, null); 6367 } catch (PackageManagerException e) { 6368 Slog.e(TAG, "updateAllSharedLibrariesLPw failed: " + e.getMessage()); 6369 } 6370 } 6371 } 6372 6373 private ArrayList<PackageParser.Package> updateAllSharedLibrariesLPw( 6374 PackageParser.Package changingPkg) { 6375 ArrayList<PackageParser.Package> res = null; 6376 for (PackageParser.Package pkg : mPackages.values()) { 6377 if (hasString(pkg.usesLibraries, changingPkg.libraryNames) 6378 || hasString(pkg.usesOptionalLibraries, changingPkg.libraryNames)) { 6379 if (res == null) { 6380 res = new ArrayList<PackageParser.Package>(); 6381 } 6382 res.add(pkg); 6383 try { 6384 updateSharedLibrariesLPw(pkg, changingPkg); 6385 } catch (PackageManagerException e) { 6386 Slog.e(TAG, "updateAllSharedLibrariesLPw failed: " + e.getMessage()); 6387 } 6388 } 6389 } 6390 return res; 6391 } 6392 6393 /** 6394 * Derive the value of the {@code cpuAbiOverride} based on the provided 6395 * value and an optional stored value from the package settings. 6396 */ 6397 private static String deriveAbiOverride(String abiOverride, PackageSetting settings) { 6398 String cpuAbiOverride = null; 6399 6400 if (NativeLibraryHelper.CLEAR_ABI_OVERRIDE.equals(abiOverride)) { 6401 cpuAbiOverride = null; 6402 } else if (abiOverride != null) { 6403 cpuAbiOverride = abiOverride; 6404 } else if (settings != null) { 6405 cpuAbiOverride = settings.cpuAbiOverrideString; 6406 } 6407 6408 return cpuAbiOverride; 6409 } 6410 6411 private PackageParser.Package scanPackageLI(PackageParser.Package pkg, int parseFlags, 6412 int scanFlags, long currentTime, UserHandle user) throws PackageManagerException { 6413 boolean success = false; 6414 try { 6415 final PackageParser.Package res = scanPackageDirtyLI(pkg, parseFlags, scanFlags, 6416 currentTime, user); 6417 success = true; 6418 return res; 6419 } finally { 6420 if (!success && (scanFlags & SCAN_DELETE_DATA_ON_FAILURES) != 0) { 6421 removeDataDirsLI(pkg.volumeUuid, pkg.packageName); 6422 } 6423 } 6424 } 6425 6426 private PackageParser.Package scanPackageDirtyLI(PackageParser.Package pkg, int parseFlags, 6427 int scanFlags, long currentTime, UserHandle user) throws PackageManagerException { 6428 final File scanFile = new File(pkg.codePath); 6429 if (pkg.applicationInfo.getCodePath() == null || 6430 pkg.applicationInfo.getResourcePath() == null) { 6431 // Bail out. The resource and code paths haven't been set. 6432 throw new PackageManagerException(INSTALL_FAILED_INVALID_APK, 6433 "Code and resource paths haven't been set correctly"); 6434 } 6435 6436 if ((parseFlags&PackageParser.PARSE_IS_SYSTEM) != 0) { 6437 pkg.applicationInfo.flags |= ApplicationInfo.FLAG_SYSTEM; 6438 } else { 6439 // Only allow system apps to be flagged as core apps. 6440 pkg.coreApp = false; 6441 } 6442 6443 if ((parseFlags&PackageParser.PARSE_IS_PRIVILEGED) != 0) { 6444 pkg.applicationInfo.privateFlags |= ApplicationInfo.PRIVATE_FLAG_PRIVILEGED; 6445 } 6446 6447 if (mCustomResolverComponentName != null && 6448 mCustomResolverComponentName.getPackageName().equals(pkg.packageName)) { 6449 setUpCustomResolverActivity(pkg); 6450 } 6451 6452 if (pkg.packageName.equals("android")) { 6453 synchronized (mPackages) { 6454 if (mAndroidApplication != null) { 6455 Slog.w(TAG, "*************************************************"); 6456 Slog.w(TAG, "Core android package being redefined. Skipping."); 6457 Slog.w(TAG, " file=" + scanFile); 6458 Slog.w(TAG, "*************************************************"); 6459 throw new PackageManagerException(INSTALL_FAILED_DUPLICATE_PACKAGE, 6460 "Core android package being redefined. Skipping."); 6461 } 6462 6463 // Set up information for our fall-back user intent resolution activity. 6464 mPlatformPackage = pkg; 6465 pkg.mVersionCode = mSdkVersion; 6466 mAndroidApplication = pkg.applicationInfo; 6467 6468 if (!mResolverReplaced) { 6469 mResolveActivity.applicationInfo = mAndroidApplication; 6470 mResolveActivity.name = ResolverActivity.class.getName(); 6471 mResolveActivity.packageName = mAndroidApplication.packageName; 6472 mResolveActivity.processName = "system:ui"; 6473 mResolveActivity.launchMode = ActivityInfo.LAUNCH_MULTIPLE; 6474 mResolveActivity.documentLaunchMode = ActivityInfo.DOCUMENT_LAUNCH_NEVER; 6475 mResolveActivity.flags = ActivityInfo.FLAG_EXCLUDE_FROM_RECENTS; 6476 mResolveActivity.theme = R.style.Theme_Holo_Dialog_Alert; 6477 mResolveActivity.exported = true; 6478 mResolveActivity.enabled = true; 6479 mResolveInfo.activityInfo = mResolveActivity; 6480 mResolveInfo.priority = 0; 6481 mResolveInfo.preferredOrder = 0; 6482 mResolveInfo.match = 0; 6483 mResolveComponentName = new ComponentName( 6484 mAndroidApplication.packageName, mResolveActivity.name); 6485 } 6486 } 6487 } 6488 6489 if (DEBUG_PACKAGE_SCANNING) { 6490 if ((parseFlags & PackageParser.PARSE_CHATTY) != 0) 6491 Log.d(TAG, "Scanning package " + pkg.packageName); 6492 } 6493 6494 if (mPackages.containsKey(pkg.packageName) 6495 || mSharedLibraries.containsKey(pkg.packageName)) { 6496 throw new PackageManagerException(INSTALL_FAILED_DUPLICATE_PACKAGE, 6497 "Application package " + pkg.packageName 6498 + " already installed. Skipping duplicate."); 6499 } 6500 6501 // If we're only installing presumed-existing packages, require that the 6502 // scanned APK is both already known and at the path previously established 6503 // for it. Previously unknown packages we pick up normally, but if we have an 6504 // a priori expectation about this package's install presence, enforce it. 6505 // With a singular exception for new system packages. When an OTA contains 6506 // a new system package, we allow the codepath to change from a system location 6507 // to the user-installed location. If we don't allow this change, any newer, 6508 // user-installed version of the application will be ignored. 6509 if ((scanFlags & SCAN_REQUIRE_KNOWN) != 0) { 6510 if (mExpectingBetter.containsKey(pkg.packageName)) { 6511 logCriticalInfo(Log.WARN, 6512 "Relax SCAN_REQUIRE_KNOWN requirement for package " + pkg.packageName); 6513 } else { 6514 PackageSetting known = mSettings.peekPackageLPr(pkg.packageName); 6515 if (known != null) { 6516 if (DEBUG_PACKAGE_SCANNING) { 6517 Log.d(TAG, "Examining " + pkg.codePath 6518 + " and requiring known paths " + known.codePathString 6519 + " & " + known.resourcePathString); 6520 } 6521 if (!pkg.applicationInfo.getCodePath().equals(known.codePathString) 6522 || !pkg.applicationInfo.getResourcePath().equals(known.resourcePathString)) { 6523 throw new PackageManagerException(INSTALL_FAILED_PACKAGE_CHANGED, 6524 "Application package " + pkg.packageName 6525 + " found at " + pkg.applicationInfo.getCodePath() 6526 + " but expected at " + known.codePathString + "; ignoring."); 6527 } 6528 } 6529 } 6530 } 6531 6532 // Initialize package source and resource directories 6533 File destCodeFile = new File(pkg.applicationInfo.getCodePath()); 6534 File destResourceFile = new File(pkg.applicationInfo.getResourcePath()); 6535 6536 SharedUserSetting suid = null; 6537 PackageSetting pkgSetting = null; 6538 6539 if (!isSystemApp(pkg)) { 6540 // Only system apps can use these features. 6541 pkg.mOriginalPackages = null; 6542 pkg.mRealPackage = null; 6543 pkg.mAdoptPermissions = null; 6544 } 6545 6546 // writer 6547 synchronized (mPackages) { 6548 if (pkg.mSharedUserId != null) { 6549 suid = mSettings.getSharedUserLPw(pkg.mSharedUserId, 0, 0, true); 6550 if (suid == null) { 6551 throw new PackageManagerException(INSTALL_FAILED_INSUFFICIENT_STORAGE, 6552 "Creating application package " + pkg.packageName 6553 + " for shared user failed"); 6554 } 6555 if (DEBUG_PACKAGE_SCANNING) { 6556 if ((parseFlags & PackageParser.PARSE_CHATTY) != 0) 6557 Log.d(TAG, "Shared UserID " + pkg.mSharedUserId + " (uid=" + suid.userId 6558 + "): packages=" + suid.packages); 6559 } 6560 } 6561 6562 // Check if we are renaming from an original package name. 6563 PackageSetting origPackage = null; 6564 String realName = null; 6565 if (pkg.mOriginalPackages != null) { 6566 // This package may need to be renamed to a previously 6567 // installed name. Let's check on that... 6568 final String renamed = mSettings.mRenamedPackages.get(pkg.mRealPackage); 6569 if (pkg.mOriginalPackages.contains(renamed)) { 6570 // This package had originally been installed as the 6571 // original name, and we have already taken care of 6572 // transitioning to the new one. Just update the new 6573 // one to continue using the old name. 6574 realName = pkg.mRealPackage; 6575 if (!pkg.packageName.equals(renamed)) { 6576 // Callers into this function may have already taken 6577 // care of renaming the package; only do it here if 6578 // it is not already done. 6579 pkg.setPackageName(renamed); 6580 } 6581 6582 } else { 6583 for (int i=pkg.mOriginalPackages.size()-1; i>=0; i--) { 6584 if ((origPackage = mSettings.peekPackageLPr( 6585 pkg.mOriginalPackages.get(i))) != null) { 6586 // We do have the package already installed under its 6587 // original name... should we use it? 6588 if (!verifyPackageUpdateLPr(origPackage, pkg)) { 6589 // New package is not compatible with original. 6590 origPackage = null; 6591 continue; 6592 } else if (origPackage.sharedUser != null) { 6593 // Make sure uid is compatible between packages. 6594 if (!origPackage.sharedUser.name.equals(pkg.mSharedUserId)) { 6595 Slog.w(TAG, "Unable to migrate data from " + origPackage.name 6596 + " to " + pkg.packageName + ": old uid " 6597 + origPackage.sharedUser.name 6598 + " differs from " + pkg.mSharedUserId); 6599 origPackage = null; 6600 continue; 6601 } 6602 } else { 6603 if (DEBUG_UPGRADE) Log.v(TAG, "Renaming new package " 6604 + pkg.packageName + " to old name " + origPackage.name); 6605 } 6606 break; 6607 } 6608 } 6609 } 6610 } 6611 6612 if (mTransferedPackages.contains(pkg.packageName)) { 6613 Slog.w(TAG, "Package " + pkg.packageName 6614 + " was transferred to another, but its .apk remains"); 6615 } 6616 6617 // Just create the setting, don't add it yet. For already existing packages 6618 // the PkgSetting exists already and doesn't have to be created. 6619 pkgSetting = mSettings.getPackageLPw(pkg, origPackage, realName, suid, destCodeFile, 6620 destResourceFile, pkg.applicationInfo.nativeLibraryRootDir, 6621 pkg.applicationInfo.primaryCpuAbi, 6622 pkg.applicationInfo.secondaryCpuAbi, 6623 pkg.applicationInfo.flags, pkg.applicationInfo.privateFlags, 6624 user, false); 6625 if (pkgSetting == null) { 6626 throw new PackageManagerException(INSTALL_FAILED_INSUFFICIENT_STORAGE, 6627 "Creating application package " + pkg.packageName + " failed"); 6628 } 6629 6630 if (pkgSetting.origPackage != null) { 6631 // If we are first transitioning from an original package, 6632 // fix up the new package's name now. We need to do this after 6633 // looking up the package under its new name, so getPackageLP 6634 // can take care of fiddling things correctly. 6635 pkg.setPackageName(origPackage.name); 6636 6637 // File a report about this. 6638 String msg = "New package " + pkgSetting.realName 6639 + " renamed to replace old package " + pkgSetting.name; 6640 reportSettingsProblem(Log.WARN, msg); 6641 6642 // Make a note of it. 6643 mTransferedPackages.add(origPackage.name); 6644 6645 // No longer need to retain this. 6646 pkgSetting.origPackage = null; 6647 } 6648 6649 if (realName != null) { 6650 // Make a note of it. 6651 mTransferedPackages.add(pkg.packageName); 6652 } 6653 6654 if (mSettings.isDisabledSystemPackageLPr(pkg.packageName)) { 6655 pkg.applicationInfo.flags |= ApplicationInfo.FLAG_UPDATED_SYSTEM_APP; 6656 } 6657 6658 if ((parseFlags&PackageParser.PARSE_IS_SYSTEM_DIR) == 0) { 6659 // Check all shared libraries and map to their actual file path. 6660 // We only do this here for apps not on a system dir, because those 6661 // are the only ones that can fail an install due to this. We 6662 // will take care of the system apps by updating all of their 6663 // library paths after the scan is done. 6664 updateSharedLibrariesLPw(pkg, null); 6665 } 6666 6667 if (mFoundPolicyFile) { 6668 SELinuxMMAC.assignSeinfoValue(pkg); 6669 } 6670 6671 pkg.applicationInfo.uid = pkgSetting.appId; 6672 pkg.mExtras = pkgSetting; 6673 if (shouldCheckUpgradeKeySetLP(pkgSetting, scanFlags)) { 6674 if (checkUpgradeKeySetLP(pkgSetting, pkg)) { 6675 // We just determined the app is signed correctly, so bring 6676 // over the latest parsed certs. 6677 pkgSetting.signatures.mSignatures = pkg.mSignatures; 6678 } else { 6679 if ((parseFlags & PackageParser.PARSE_IS_SYSTEM_DIR) == 0) { 6680 throw new PackageManagerException(INSTALL_FAILED_UPDATE_INCOMPATIBLE, 6681 "Package " + pkg.packageName + " upgrade keys do not match the " 6682 + "previously installed version"); 6683 } else { 6684 pkgSetting.signatures.mSignatures = pkg.mSignatures; 6685 String msg = "System package " + pkg.packageName 6686 + " signature changed; retaining data."; 6687 reportSettingsProblem(Log.WARN, msg); 6688 } 6689 } 6690 } else { 6691 try { 6692 verifySignaturesLP(pkgSetting, pkg); 6693 // We just determined the app is signed correctly, so bring 6694 // over the latest parsed certs. 6695 pkgSetting.signatures.mSignatures = pkg.mSignatures; 6696 } catch (PackageManagerException e) { 6697 if ((parseFlags & PackageParser.PARSE_IS_SYSTEM_DIR) == 0) { 6698 throw e; 6699 } 6700 // The signature has changed, but this package is in the system 6701 // image... let's recover! 6702 pkgSetting.signatures.mSignatures = pkg.mSignatures; 6703 // However... if this package is part of a shared user, but it 6704 // doesn't match the signature of the shared user, let's fail. 6705 // What this means is that you can't change the signatures 6706 // associated with an overall shared user, which doesn't seem all 6707 // that unreasonable. 6708 if (pkgSetting.sharedUser != null) { 6709 if (compareSignatures(pkgSetting.sharedUser.signatures.mSignatures, 6710 pkg.mSignatures) != PackageManager.SIGNATURE_MATCH) { 6711 throw new PackageManagerException( 6712 INSTALL_PARSE_FAILED_INCONSISTENT_CERTIFICATES, 6713 "Signature mismatch for shared user : " 6714 + pkgSetting.sharedUser); 6715 } 6716 } 6717 // File a report about this. 6718 String msg = "System package " + pkg.packageName 6719 + " signature changed; retaining data."; 6720 reportSettingsProblem(Log.WARN, msg); 6721 } 6722 } 6723 // Verify that this new package doesn't have any content providers 6724 // that conflict with existing packages. Only do this if the 6725 // package isn't already installed, since we don't want to break 6726 // things that are installed. 6727 if ((scanFlags & SCAN_NEW_INSTALL) != 0) { 6728 final int N = pkg.providers.size(); 6729 int i; 6730 for (i=0; i<N; i++) { 6731 PackageParser.Provider p = pkg.providers.get(i); 6732 if (p.info.authority != null) { 6733 String names[] = p.info.authority.split(";"); 6734 for (int j = 0; j < names.length; j++) { 6735 if (mProvidersByAuthority.containsKey(names[j])) { 6736 PackageParser.Provider other = mProvidersByAuthority.get(names[j]); 6737 final String otherPackageName = 6738 ((other != null && other.getComponentName() != null) ? 6739 other.getComponentName().getPackageName() : "?"); 6740 throw new PackageManagerException( 6741 INSTALL_FAILED_CONFLICTING_PROVIDER, 6742 "Can't install because provider name " + names[j] 6743 + " (in package " + pkg.applicationInfo.packageName 6744 + ") is already used by " + otherPackageName); 6745 } 6746 } 6747 } 6748 } 6749 } 6750 6751 if (pkg.mAdoptPermissions != null) { 6752 // This package wants to adopt ownership of permissions from 6753 // another package. 6754 for (int i = pkg.mAdoptPermissions.size() - 1; i >= 0; i--) { 6755 final String origName = pkg.mAdoptPermissions.get(i); 6756 final PackageSetting orig = mSettings.peekPackageLPr(origName); 6757 if (orig != null) { 6758 if (verifyPackageUpdateLPr(orig, pkg)) { 6759 Slog.i(TAG, "Adopting permissions from " + origName + " to " 6760 + pkg.packageName); 6761 mSettings.transferPermissionsLPw(origName, pkg.packageName); 6762 } 6763 } 6764 } 6765 } 6766 } 6767 6768 final String pkgName = pkg.packageName; 6769 6770 final long scanFileTime = scanFile.lastModified(); 6771 final boolean forceDex = (scanFlags & SCAN_FORCE_DEX) != 0; 6772 pkg.applicationInfo.processName = fixProcessName( 6773 pkg.applicationInfo.packageName, 6774 pkg.applicationInfo.processName, 6775 pkg.applicationInfo.uid); 6776 6777 File dataPath; 6778 if (mPlatformPackage == pkg) { 6779 // The system package is special. 6780 dataPath = new File(Environment.getDataDirectory(), "system"); 6781 6782 pkg.applicationInfo.dataDir = dataPath.getPath(); 6783 6784 } else { 6785 // This is a normal package, need to make its data directory. 6786 dataPath = Environment.getDataUserPackageDirectory(pkg.volumeUuid, 6787 UserHandle.USER_OWNER, pkg.packageName); 6788 6789 boolean uidError = false; 6790 if (dataPath.exists()) { 6791 int currentUid = 0; 6792 try { 6793 StructStat stat = Os.stat(dataPath.getPath()); 6794 currentUid = stat.st_uid; 6795 } catch (ErrnoException e) { 6796 Slog.e(TAG, "Couldn't stat path " + dataPath.getPath(), e); 6797 } 6798 6799 // If we have mismatched owners for the data path, we have a problem. 6800 if (currentUid != pkg.applicationInfo.uid) { 6801 boolean recovered = false; 6802 if (currentUid == 0) { 6803 // The directory somehow became owned by root. Wow. 6804 // This is probably because the system was stopped while 6805 // installd was in the middle of messing with its libs 6806 // directory. Ask installd to fix that. 6807 int ret = mInstaller.fixUid(pkg.volumeUuid, pkgName, 6808 pkg.applicationInfo.uid, pkg.applicationInfo.uid); 6809 if (ret >= 0) { 6810 recovered = true; 6811 String msg = "Package " + pkg.packageName 6812 + " unexpectedly changed to uid 0; recovered to " + 6813 + pkg.applicationInfo.uid; 6814 reportSettingsProblem(Log.WARN, msg); 6815 } 6816 } 6817 if (!recovered && ((parseFlags&PackageParser.PARSE_IS_SYSTEM) != 0 6818 || (scanFlags&SCAN_BOOTING) != 0)) { 6819 // If this is a system app, we can at least delete its 6820 // current data so the application will still work. 6821 int ret = removeDataDirsLI(pkg.volumeUuid, pkgName); 6822 if (ret >= 0) { 6823 // TODO: Kill the processes first 6824 // Old data gone! 6825 String prefix = (parseFlags&PackageParser.PARSE_IS_SYSTEM) != 0 6826 ? "System package " : "Third party package "; 6827 String msg = prefix + pkg.packageName 6828 + " has changed from uid: " 6829 + currentUid + " to " 6830 + pkg.applicationInfo.uid + "; old data erased"; 6831 reportSettingsProblem(Log.WARN, msg); 6832 recovered = true; 6833 6834 // And now re-install the app. 6835 ret = createDataDirsLI(pkg.volumeUuid, pkgName, pkg.applicationInfo.uid, 6836 pkg.applicationInfo.seinfo); 6837 if (ret == -1) { 6838 // Ack should not happen! 6839 msg = prefix + pkg.packageName 6840 + " could not have data directory re-created after delete."; 6841 reportSettingsProblem(Log.WARN, msg); 6842 throw new PackageManagerException( 6843 INSTALL_FAILED_INSUFFICIENT_STORAGE, msg); 6844 } 6845 } 6846 if (!recovered) { 6847 mHasSystemUidErrors = true; 6848 } 6849 } else if (!recovered) { 6850 // If we allow this install to proceed, we will be broken. 6851 // Abort, abort! 6852 throw new PackageManagerException(INSTALL_FAILED_UID_CHANGED, 6853 "scanPackageLI"); 6854 } 6855 if (!recovered) { 6856 pkg.applicationInfo.dataDir = "/mismatched_uid/settings_" 6857 + pkg.applicationInfo.uid + "/fs_" 6858 + currentUid; 6859 pkg.applicationInfo.nativeLibraryDir = pkg.applicationInfo.dataDir; 6860 pkg.applicationInfo.nativeLibraryRootDir = pkg.applicationInfo.dataDir; 6861 String msg = "Package " + pkg.packageName 6862 + " has mismatched uid: " 6863 + currentUid + " on disk, " 6864 + pkg.applicationInfo.uid + " in settings"; 6865 // writer 6866 synchronized (mPackages) { 6867 mSettings.mReadMessages.append(msg); 6868 mSettings.mReadMessages.append('\n'); 6869 uidError = true; 6870 if (!pkgSetting.uidError) { 6871 reportSettingsProblem(Log.ERROR, msg); 6872 } 6873 } 6874 } 6875 } 6876 pkg.applicationInfo.dataDir = dataPath.getPath(); 6877 if (mShouldRestoreconData) { 6878 Slog.i(TAG, "SELinux relabeling of " + pkg.packageName + " issued."); 6879 mInstaller.restoreconData(pkg.volumeUuid, pkg.packageName, 6880 pkg.applicationInfo.seinfo, pkg.applicationInfo.uid); 6881 } 6882 } else { 6883 if (DEBUG_PACKAGE_SCANNING) { 6884 if ((parseFlags & PackageParser.PARSE_CHATTY) != 0) 6885 Log.v(TAG, "Want this data dir: " + dataPath); 6886 } 6887 //invoke installer to do the actual installation 6888 int ret = createDataDirsLI(pkg.volumeUuid, pkgName, pkg.applicationInfo.uid, 6889 pkg.applicationInfo.seinfo); 6890 if (ret < 0) { 6891 // Error from installer 6892 throw new PackageManagerException(INSTALL_FAILED_INSUFFICIENT_STORAGE, 6893 "Unable to create data dirs [errorCode=" + ret + "]"); 6894 } 6895 6896 if (dataPath.exists()) { 6897 pkg.applicationInfo.dataDir = dataPath.getPath(); 6898 } else { 6899 Slog.w(TAG, "Unable to create data directory: " + dataPath); 6900 pkg.applicationInfo.dataDir = null; 6901 } 6902 } 6903 6904 pkgSetting.uidError = uidError; 6905 } 6906 6907 final String path = scanFile.getPath(); 6908 final String cpuAbiOverride = deriveAbiOverride(pkg.cpuAbiOverride, pkgSetting); 6909 6910 if ((scanFlags & SCAN_NEW_INSTALL) == 0) { 6911 derivePackageAbi(pkg, scanFile, cpuAbiOverride, true /* extract libs */); 6912 6913 // Some system apps still use directory structure for native libraries 6914 // in which case we might end up not detecting abi solely based on apk 6915 // structure. Try to detect abi based on directory structure. 6916 if (isSystemApp(pkg) && !pkg.isUpdatedSystemApp() && 6917 pkg.applicationInfo.primaryCpuAbi == null) { 6918 setBundledAppAbisAndRoots(pkg, pkgSetting); 6919 setNativeLibraryPaths(pkg); 6920 } 6921 6922 } else { 6923 if ((scanFlags & SCAN_MOVE) != 0) { 6924 // We haven't run dex-opt for this move (since we've moved the compiled output too) 6925 // but we already have this packages package info in the PackageSetting. We just 6926 // use that and derive the native library path based on the new codepath. 6927 pkg.applicationInfo.primaryCpuAbi = pkgSetting.primaryCpuAbiString; 6928 pkg.applicationInfo.secondaryCpuAbi = pkgSetting.secondaryCpuAbiString; 6929 } 6930 6931 // Set native library paths again. For moves, the path will be updated based on the 6932 // ABIs we've determined above. For non-moves, the path will be updated based on the 6933 // ABIs we determined during compilation, but the path will depend on the final 6934 // package path (after the rename away from the stage path). 6935 setNativeLibraryPaths(pkg); 6936 } 6937 6938 if (DEBUG_INSTALL) Slog.i(TAG, "Linking native library dir for " + path); 6939 final int[] userIds = sUserManager.getUserIds(); 6940 synchronized (mInstallLock) { 6941 // Make sure all user data directories are ready to roll; we're okay 6942 // if they already exist 6943 if (!TextUtils.isEmpty(pkg.volumeUuid)) { 6944 for (int userId : userIds) { 6945 if (userId != 0) { 6946 mInstaller.createUserData(pkg.volumeUuid, pkg.packageName, 6947 UserHandle.getUid(userId, pkg.applicationInfo.uid), userId, 6948 pkg.applicationInfo.seinfo); 6949 } 6950 } 6951 } 6952 6953 // Create a native library symlink only if we have native libraries 6954 // and if the native libraries are 32 bit libraries. We do not provide 6955 // this symlink for 64 bit libraries. 6956 if (pkg.applicationInfo.primaryCpuAbi != null && 6957 !VMRuntime.is64BitAbi(pkg.applicationInfo.primaryCpuAbi)) { 6958 final String nativeLibPath = pkg.applicationInfo.nativeLibraryDir; 6959 for (int userId : userIds) { 6960 if (mInstaller.linkNativeLibraryDirectory(pkg.volumeUuid, pkg.packageName, 6961 nativeLibPath, userId) < 0) { 6962 throw new PackageManagerException(INSTALL_FAILED_INTERNAL_ERROR, 6963 "Failed linking native library dir (user=" + userId + ")"); 6964 } 6965 } 6966 } 6967 } 6968 6969 // This is a special case for the "system" package, where the ABI is 6970 // dictated by the zygote configuration (and init.rc). We should keep track 6971 // of this ABI so that we can deal with "normal" applications that run under 6972 // the same UID correctly. 6973 if (mPlatformPackage == pkg) { 6974 pkg.applicationInfo.primaryCpuAbi = VMRuntime.getRuntime().is64Bit() ? 6975 Build.SUPPORTED_64_BIT_ABIS[0] : Build.SUPPORTED_32_BIT_ABIS[0]; 6976 } 6977 6978 // If there's a mismatch between the abi-override in the package setting 6979 // and the abiOverride specified for the install. Warn about this because we 6980 // would've already compiled the app without taking the package setting into 6981 // account. 6982 if ((scanFlags & SCAN_NO_DEX) == 0 && (scanFlags & SCAN_NEW_INSTALL) != 0) { 6983 if (cpuAbiOverride == null && pkgSetting.cpuAbiOverrideString != null) { 6984 Slog.w(TAG, "Ignoring persisted ABI override " + cpuAbiOverride + 6985 " for package: " + pkg.packageName); 6986 } 6987 } 6988 6989 pkgSetting.primaryCpuAbiString = pkg.applicationInfo.primaryCpuAbi; 6990 pkgSetting.secondaryCpuAbiString = pkg.applicationInfo.secondaryCpuAbi; 6991 pkgSetting.cpuAbiOverrideString = cpuAbiOverride; 6992 6993 // Copy the derived override back to the parsed package, so that we can 6994 // update the package settings accordingly. 6995 pkg.cpuAbiOverride = cpuAbiOverride; 6996 6997 if (DEBUG_ABI_SELECTION) { 6998 Slog.d(TAG, "Resolved nativeLibraryRoot for " + pkg.applicationInfo.packageName 6999 + " to root=" + pkg.applicationInfo.nativeLibraryRootDir + ", isa=" 7000 + pkg.applicationInfo.nativeLibraryRootRequiresIsa); 7001 } 7002 7003 // Push the derived path down into PackageSettings so we know what to 7004 // clean up at uninstall time. 7005 pkgSetting.legacyNativeLibraryPathString = pkg.applicationInfo.nativeLibraryRootDir; 7006 7007 if (DEBUG_ABI_SELECTION) { 7008 Log.d(TAG, "Abis for package[" + pkg.packageName + "] are" + 7009 " primary=" + pkg.applicationInfo.primaryCpuAbi + 7010 " secondary=" + pkg.applicationInfo.secondaryCpuAbi); 7011 } 7012 7013 if ((scanFlags&SCAN_BOOTING) == 0 && pkgSetting.sharedUser != null) { 7014 // We don't do this here during boot because we can do it all 7015 // at once after scanning all existing packages. 7016 // 7017 // We also do this *before* we perform dexopt on this package, so that 7018 // we can avoid redundant dexopts, and also to make sure we've got the 7019 // code and package path correct. 7020 adjustCpuAbisForSharedUserLPw(pkgSetting.sharedUser.packages, 7021 pkg, forceDex, (scanFlags & SCAN_DEFER_DEX) != 0); 7022 } 7023 7024 if ((scanFlags & SCAN_NO_DEX) == 0) { 7025 int result = mPackageDexOptimizer.performDexOpt(pkg, null /* instruction sets */, 7026 forceDex, (scanFlags & SCAN_DEFER_DEX) != 0, false /* inclDependencies */); 7027 if (result == PackageDexOptimizer.DEX_OPT_FAILED) { 7028 throw new PackageManagerException(INSTALL_FAILED_DEXOPT, "scanPackageLI"); 7029 } 7030 } 7031 if (mFactoryTest && pkg.requestedPermissions.contains( 7032 android.Manifest.permission.FACTORY_TEST)) { 7033 pkg.applicationInfo.flags |= ApplicationInfo.FLAG_FACTORY_TEST; 7034 } 7035 7036 ArrayList<PackageParser.Package> clientLibPkgs = null; 7037 7038 // writer 7039 synchronized (mPackages) { 7040 if ((pkg.applicationInfo.flags&ApplicationInfo.FLAG_SYSTEM) != 0) { 7041 // Only system apps can add new shared libraries. 7042 if (pkg.libraryNames != null) { 7043 for (int i=0; i<pkg.libraryNames.size(); i++) { 7044 String name = pkg.libraryNames.get(i); 7045 boolean allowed = false; 7046 if (pkg.isUpdatedSystemApp()) { 7047 // New library entries can only be added through the 7048 // system image. This is important to get rid of a lot 7049 // of nasty edge cases: for example if we allowed a non- 7050 // system update of the app to add a library, then uninstalling 7051 // the update would make the library go away, and assumptions 7052 // we made such as through app install filtering would now 7053 // have allowed apps on the device which aren't compatible 7054 // with it. Better to just have the restriction here, be 7055 // conservative, and create many fewer cases that can negatively 7056 // impact the user experience. 7057 final PackageSetting sysPs = mSettings 7058 .getDisabledSystemPkgLPr(pkg.packageName); 7059 if (sysPs.pkg != null && sysPs.pkg.libraryNames != null) { 7060 for (int j=0; j<sysPs.pkg.libraryNames.size(); j++) { 7061 if (name.equals(sysPs.pkg.libraryNames.get(j))) { 7062 allowed = true; 7063 allowed = true; 7064 break; 7065 } 7066 } 7067 } 7068 } else { 7069 allowed = true; 7070 } 7071 if (allowed) { 7072 if (!mSharedLibraries.containsKey(name)) { 7073 mSharedLibraries.put(name, new SharedLibraryEntry(null, pkg.packageName)); 7074 } else if (!name.equals(pkg.packageName)) { 7075 Slog.w(TAG, "Package " + pkg.packageName + " library " 7076 + name + " already exists; skipping"); 7077 } 7078 } else { 7079 Slog.w(TAG, "Package " + pkg.packageName + " declares lib " 7080 + name + " that is not declared on system image; skipping"); 7081 } 7082 } 7083 if ((scanFlags&SCAN_BOOTING) == 0) { 7084 // If we are not booting, we need to update any applications 7085 // that are clients of our shared library. If we are booting, 7086 // this will all be done once the scan is complete. 7087 clientLibPkgs = updateAllSharedLibrariesLPw(pkg); 7088 } 7089 } 7090 } 7091 } 7092 7093 // We also need to dexopt any apps that are dependent on this library. Note that 7094 // if these fail, we should abort the install since installing the library will 7095 // result in some apps being broken. 7096 if (clientLibPkgs != null) { 7097 if ((scanFlags & SCAN_NO_DEX) == 0) { 7098 for (int i = 0; i < clientLibPkgs.size(); i++) { 7099 PackageParser.Package clientPkg = clientLibPkgs.get(i); 7100 int result = mPackageDexOptimizer.performDexOpt(clientPkg, 7101 null /* instruction sets */, forceDex, 7102 (scanFlags & SCAN_DEFER_DEX) != 0, false); 7103 if (result == PackageDexOptimizer.DEX_OPT_FAILED) { 7104 throw new PackageManagerException(INSTALL_FAILED_DEXOPT, 7105 "scanPackageLI failed to dexopt clientLibPkgs"); 7106 } 7107 } 7108 } 7109 } 7110 7111 // Also need to kill any apps that are dependent on the library. 7112 if (clientLibPkgs != null) { 7113 for (int i=0; i<clientLibPkgs.size(); i++) { 7114 PackageParser.Package clientPkg = clientLibPkgs.get(i); 7115 killApplication(clientPkg.applicationInfo.packageName, 7116 clientPkg.applicationInfo.uid, "update lib"); 7117 } 7118 } 7119 7120 // Make sure we're not adding any bogus keyset info 7121 KeySetManagerService ksms = mSettings.mKeySetManagerService; 7122 ksms.assertScannedPackageValid(pkg); 7123 7124 // writer 7125 synchronized (mPackages) { 7126 // We don't expect installation to fail beyond this point 7127 7128 // Add the new setting to mSettings 7129 mSettings.insertPackageSettingLPw(pkgSetting, pkg); 7130 // Add the new setting to mPackages 7131 mPackages.put(pkg.applicationInfo.packageName, pkg); 7132 // Make sure we don't accidentally delete its data. 7133 final Iterator<PackageCleanItem> iter = mSettings.mPackagesToBeCleaned.iterator(); 7134 while (iter.hasNext()) { 7135 PackageCleanItem item = iter.next(); 7136 if (pkgName.equals(item.packageName)) { 7137 iter.remove(); 7138 } 7139 } 7140 7141 // Take care of first install / last update times. 7142 if (currentTime != 0) { 7143 if (pkgSetting.firstInstallTime == 0) { 7144 pkgSetting.firstInstallTime = pkgSetting.lastUpdateTime = currentTime; 7145 } else if ((scanFlags&SCAN_UPDATE_TIME) != 0) { 7146 pkgSetting.lastUpdateTime = currentTime; 7147 } 7148 } else if (pkgSetting.firstInstallTime == 0) { 7149 // We need *something*. Take time time stamp of the file. 7150 pkgSetting.firstInstallTime = pkgSetting.lastUpdateTime = scanFileTime; 7151 } else if ((parseFlags&PackageParser.PARSE_IS_SYSTEM_DIR) != 0) { 7152 if (scanFileTime != pkgSetting.timeStamp) { 7153 // A package on the system image has changed; consider this 7154 // to be an update. 7155 pkgSetting.lastUpdateTime = scanFileTime; 7156 } 7157 } 7158 7159 // Add the package's KeySets to the global KeySetManagerService 7160 ksms.addScannedPackageLPw(pkg); 7161 7162 int N = pkg.providers.size(); 7163 StringBuilder r = null; 7164 int i; 7165 for (i=0; i<N; i++) { 7166 PackageParser.Provider p = pkg.providers.get(i); 7167 p.info.processName = fixProcessName(pkg.applicationInfo.processName, 7168 p.info.processName, pkg.applicationInfo.uid); 7169 mProviders.addProvider(p); 7170 p.syncable = p.info.isSyncable; 7171 if (p.info.authority != null) { 7172 String names[] = p.info.authority.split(";"); 7173 p.info.authority = null; 7174 for (int j = 0; j < names.length; j++) { 7175 if (j == 1 && p.syncable) { 7176 // We only want the first authority for a provider to possibly be 7177 // syncable, so if we already added this provider using a different 7178 // authority clear the syncable flag. We copy the provider before 7179 // changing it because the mProviders object contains a reference 7180 // to a provider that we don't want to change. 7181 // Only do this for the second authority since the resulting provider 7182 // object can be the same for all future authorities for this provider. 7183 p = new PackageParser.Provider(p); 7184 p.syncable = false; 7185 } 7186 if (!mProvidersByAuthority.containsKey(names[j])) { 7187 mProvidersByAuthority.put(names[j], p); 7188 if (p.info.authority == null) { 7189 p.info.authority = names[j]; 7190 } else { 7191 p.info.authority = p.info.authority + ";" + names[j]; 7192 } 7193 if (DEBUG_PACKAGE_SCANNING) { 7194 if ((parseFlags & PackageParser.PARSE_CHATTY) != 0) 7195 Log.d(TAG, "Registered content provider: " + names[j] 7196 + ", className = " + p.info.name + ", isSyncable = " 7197 + p.info.isSyncable); 7198 } 7199 } else { 7200 PackageParser.Provider other = mProvidersByAuthority.get(names[j]); 7201 Slog.w(TAG, "Skipping provider name " + names[j] + 7202 " (in package " + pkg.applicationInfo.packageName + 7203 "): name already used by " 7204 + ((other != null && other.getComponentName() != null) 7205 ? other.getComponentName().getPackageName() : "?")); 7206 } 7207 } 7208 } 7209 if ((parseFlags&PackageParser.PARSE_CHATTY) != 0) { 7210 if (r == null) { 7211 r = new StringBuilder(256); 7212 } else { 7213 r.append(' '); 7214 } 7215 r.append(p.info.name); 7216 } 7217 } 7218 if (r != null) { 7219 if (DEBUG_PACKAGE_SCANNING) Log.d(TAG, " Providers: " + r); 7220 } 7221 7222 N = pkg.services.size(); 7223 r = null; 7224 for (i=0; i<N; i++) { 7225 PackageParser.Service s = pkg.services.get(i); 7226 s.info.processName = fixProcessName(pkg.applicationInfo.processName, 7227 s.info.processName, pkg.applicationInfo.uid); 7228 mServices.addService(s); 7229 if ((parseFlags&PackageParser.PARSE_CHATTY) != 0) { 7230 if (r == null) { 7231 r = new StringBuilder(256); 7232 } else { 7233 r.append(' '); 7234 } 7235 r.append(s.info.name); 7236 } 7237 } 7238 if (r != null) { 7239 if (DEBUG_PACKAGE_SCANNING) Log.d(TAG, " Services: " + r); 7240 } 7241 7242 N = pkg.receivers.size(); 7243 r = null; 7244 for (i=0; i<N; i++) { 7245 PackageParser.Activity a = pkg.receivers.get(i); 7246 a.info.processName = fixProcessName(pkg.applicationInfo.processName, 7247 a.info.processName, pkg.applicationInfo.uid); 7248 mReceivers.addActivity(a, "receiver"); 7249 if ((parseFlags&PackageParser.PARSE_CHATTY) != 0) { 7250 if (r == null) { 7251 r = new StringBuilder(256); 7252 } else { 7253 r.append(' '); 7254 } 7255 r.append(a.info.name); 7256 } 7257 } 7258 if (r != null) { 7259 if (DEBUG_PACKAGE_SCANNING) Log.d(TAG, " Receivers: " + r); 7260 } 7261 7262 N = pkg.activities.size(); 7263 r = null; 7264 for (i=0; i<N; i++) { 7265 PackageParser.Activity a = pkg.activities.get(i); 7266 a.info.processName = fixProcessName(pkg.applicationInfo.processName, 7267 a.info.processName, pkg.applicationInfo.uid); 7268 mActivities.addActivity(a, "activity"); 7269 if ((parseFlags&PackageParser.PARSE_CHATTY) != 0) { 7270 if (r == null) { 7271 r = new StringBuilder(256); 7272 } else { 7273 r.append(' '); 7274 } 7275 r.append(a.info.name); 7276 } 7277 } 7278 if (r != null) { 7279 if (DEBUG_PACKAGE_SCANNING) Log.d(TAG, " Activities: " + r); 7280 } 7281 7282 N = pkg.permissionGroups.size(); 7283 r = null; 7284 for (i=0; i<N; i++) { 7285 PackageParser.PermissionGroup pg = pkg.permissionGroups.get(i); 7286 PackageParser.PermissionGroup cur = mPermissionGroups.get(pg.info.name); 7287 if (cur == null) { 7288 mPermissionGroups.put(pg.info.name, pg); 7289 if ((parseFlags&PackageParser.PARSE_CHATTY) != 0) { 7290 if (r == null) { 7291 r = new StringBuilder(256); 7292 } else { 7293 r.append(' '); 7294 } 7295 r.append(pg.info.name); 7296 } 7297 } else { 7298 Slog.w(TAG, "Permission group " + pg.info.name + " from package " 7299 + pg.info.packageName + " ignored: original from " 7300 + cur.info.packageName); 7301 if ((parseFlags&PackageParser.PARSE_CHATTY) != 0) { 7302 if (r == null) { 7303 r = new StringBuilder(256); 7304 } else { 7305 r.append(' '); 7306 } 7307 r.append("DUP:"); 7308 r.append(pg.info.name); 7309 } 7310 } 7311 } 7312 if (r != null) { 7313 if (DEBUG_PACKAGE_SCANNING) Log.d(TAG, " Permission Groups: " + r); 7314 } 7315 7316 N = pkg.permissions.size(); 7317 r = null; 7318 for (i=0; i<N; i++) { 7319 PackageParser.Permission p = pkg.permissions.get(i); 7320 7321 // Now that permission groups have a special meaning, we ignore permission 7322 // groups for legacy apps to prevent unexpected behavior. In particular, 7323 // permissions for one app being granted to someone just becuase they happen 7324 // to be in a group defined by another app (before this had no implications). 7325 if (pkg.applicationInfo.targetSdkVersion > Build.VERSION_CODES.LOLLIPOP_MR1) { 7326 p.group = mPermissionGroups.get(p.info.group); 7327 // Warn for a permission in an unknown group. 7328 if (p.info.group != null && p.group == null) { 7329 Slog.w(TAG, "Permission " + p.info.name + " from package " 7330 + p.info.packageName + " in an unknown group " + p.info.group); 7331 } 7332 } 7333 7334 ArrayMap<String, BasePermission> permissionMap = 7335 p.tree ? mSettings.mPermissionTrees 7336 : mSettings.mPermissions; 7337 BasePermission bp = permissionMap.get(p.info.name); 7338 7339 // Allow system apps to redefine non-system permissions 7340 if (bp != null && !Objects.equals(bp.sourcePackage, p.info.packageName)) { 7341 final boolean currentOwnerIsSystem = (bp.perm != null 7342 && isSystemApp(bp.perm.owner)); 7343 if (isSystemApp(p.owner)) { 7344 if (bp.type == BasePermission.TYPE_BUILTIN && bp.perm == null) { 7345 // It's a built-in permission and no owner, take ownership now 7346 bp.packageSetting = pkgSetting; 7347 bp.perm = p; 7348 bp.uid = pkg.applicationInfo.uid; 7349 bp.sourcePackage = p.info.packageName; 7350 } else if (!currentOwnerIsSystem) { 7351 String msg = "New decl " + p.owner + " of permission " 7352 + p.info.name + " is system; overriding " + bp.sourcePackage; 7353 reportSettingsProblem(Log.WARN, msg); 7354 bp = null; 7355 } 7356 } 7357 } 7358 7359 if (bp == null) { 7360 bp = new BasePermission(p.info.name, p.info.packageName, 7361 BasePermission.TYPE_NORMAL); 7362 permissionMap.put(p.info.name, bp); 7363 } 7364 7365 if (bp.perm == null) { 7366 if (bp.sourcePackage == null 7367 || bp.sourcePackage.equals(p.info.packageName)) { 7368 BasePermission tree = findPermissionTreeLP(p.info.name); 7369 if (tree == null 7370 || tree.sourcePackage.equals(p.info.packageName)) { 7371 bp.packageSetting = pkgSetting; 7372 bp.perm = p; 7373 bp.uid = pkg.applicationInfo.uid; 7374 bp.sourcePackage = p.info.packageName; 7375 if ((parseFlags&PackageParser.PARSE_CHATTY) != 0) { 7376 if (r == null) { 7377 r = new StringBuilder(256); 7378 } else { 7379 r.append(' '); 7380 } 7381 r.append(p.info.name); 7382 } 7383 } else { 7384 Slog.w(TAG, "Permission " + p.info.name + " from package " 7385 + p.info.packageName + " ignored: base tree " 7386 + tree.name + " is from package " 7387 + tree.sourcePackage); 7388 } 7389 } else { 7390 Slog.w(TAG, "Permission " + p.info.name + " from package " 7391 + p.info.packageName + " ignored: original from " 7392 + bp.sourcePackage); 7393 } 7394 } else if ((parseFlags&PackageParser.PARSE_CHATTY) != 0) { 7395 if (r == null) { 7396 r = new StringBuilder(256); 7397 } else { 7398 r.append(' '); 7399 } 7400 r.append("DUP:"); 7401 r.append(p.info.name); 7402 } 7403 if (bp.perm == p) { 7404 bp.protectionLevel = p.info.protectionLevel; 7405 } 7406 } 7407 7408 if (r != null) { 7409 if (DEBUG_PACKAGE_SCANNING) Log.d(TAG, " Permissions: " + r); 7410 } 7411 7412 N = pkg.instrumentation.size(); 7413 r = null; 7414 for (i=0; i<N; i++) { 7415 PackageParser.Instrumentation a = pkg.instrumentation.get(i); 7416 a.info.packageName = pkg.applicationInfo.packageName; 7417 a.info.sourceDir = pkg.applicationInfo.sourceDir; 7418 a.info.publicSourceDir = pkg.applicationInfo.publicSourceDir; 7419 a.info.splitSourceDirs = pkg.applicationInfo.splitSourceDirs; 7420 a.info.splitPublicSourceDirs = pkg.applicationInfo.splitPublicSourceDirs; 7421 a.info.dataDir = pkg.applicationInfo.dataDir; 7422 7423 // TODO: Update instrumentation.nativeLibraryDir as well ? Does it 7424 // need other information about the application, like the ABI and what not ? 7425 a.info.nativeLibraryDir = pkg.applicationInfo.nativeLibraryDir; 7426 mInstrumentation.put(a.getComponentName(), a); 7427 if ((parseFlags&PackageParser.PARSE_CHATTY) != 0) { 7428 if (r == null) { 7429 r = new StringBuilder(256); 7430 } else { 7431 r.append(' '); 7432 } 7433 r.append(a.info.name); 7434 } 7435 } 7436 if (r != null) { 7437 if (DEBUG_PACKAGE_SCANNING) Log.d(TAG, " Instrumentation: " + r); 7438 } 7439 7440 if (pkg.protectedBroadcasts != null) { 7441 N = pkg.protectedBroadcasts.size(); 7442 for (i=0; i<N; i++) { 7443 mProtectedBroadcasts.add(pkg.protectedBroadcasts.get(i)); 7444 } 7445 } 7446 7447 pkgSetting.setTimeStamp(scanFileTime); 7448 7449 // Create idmap files for pairs of (packages, overlay packages). 7450 // Note: "android", ie framework-res.apk, is handled by native layers. 7451 if (pkg.mOverlayTarget != null) { 7452 // This is an overlay package. 7453 if (pkg.mOverlayTarget != null && !pkg.mOverlayTarget.equals("android")) { 7454 if (!mOverlays.containsKey(pkg.mOverlayTarget)) { 7455 mOverlays.put(pkg.mOverlayTarget, 7456 new ArrayMap<String, PackageParser.Package>()); 7457 } 7458 ArrayMap<String, PackageParser.Package> map = mOverlays.get(pkg.mOverlayTarget); 7459 map.put(pkg.packageName, pkg); 7460 PackageParser.Package orig = mPackages.get(pkg.mOverlayTarget); 7461 if (orig != null && !createIdmapForPackagePairLI(orig, pkg)) { 7462 throw new PackageManagerException(INSTALL_FAILED_UPDATE_INCOMPATIBLE, 7463 "scanPackageLI failed to createIdmap"); 7464 } 7465 } 7466 } else if (mOverlays.containsKey(pkg.packageName) && 7467 !pkg.packageName.equals("android")) { 7468 // This is a regular package, with one or more known overlay packages. 7469 createIdmapsForPackageLI(pkg); 7470 } 7471 } 7472 7473 return pkg; 7474 } 7475 7476 /** 7477 * Derive the ABI of a non-system package located at {@code scanFile}. This information 7478 * is derived purely on the basis of the contents of {@code scanFile} and 7479 * {@code cpuAbiOverride}. 7480 * 7481 * If {@code extractLibs} is true, native libraries are extracted from the app if required. 7482 */ 7483 public void derivePackageAbi(PackageParser.Package pkg, File scanFile, 7484 String cpuAbiOverride, boolean extractLibs) 7485 throws PackageManagerException { 7486 // TODO: We can probably be smarter about this stuff. For installed apps, 7487 // we can calculate this information at install time once and for all. For 7488 // system apps, we can probably assume that this information doesn't change 7489 // after the first boot scan. As things stand, we do lots of unnecessary work. 7490 7491 // Give ourselves some initial paths; we'll come back for another 7492 // pass once we've determined ABI below. 7493 setNativeLibraryPaths(pkg); 7494 7495 // We would never need to extract libs for forward-locked and external packages, 7496 // since the container service will do it for us. We shouldn't attempt to 7497 // extract libs from system app when it was not updated. 7498 if (pkg.isForwardLocked() || isExternal(pkg) || 7499 (isSystemApp(pkg) && !pkg.isUpdatedSystemApp()) ) { 7500 extractLibs = false; 7501 } 7502 7503 final String nativeLibraryRootStr = pkg.applicationInfo.nativeLibraryRootDir; 7504 final boolean useIsaSpecificSubdirs = pkg.applicationInfo.nativeLibraryRootRequiresIsa; 7505 7506 NativeLibraryHelper.Handle handle = null; 7507 try { 7508 handle = NativeLibraryHelper.Handle.create(pkg); 7509 // TODO(multiArch): This can be null for apps that didn't go through the 7510 // usual installation process. We can calculate it again, like we 7511 // do during install time. 7512 // 7513 // TODO(multiArch): Why do we need to rescan ASEC apps again ? It seems totally 7514 // unnecessary. 7515 final File nativeLibraryRoot = new File(nativeLibraryRootStr); 7516 7517 // Null out the abis so that they can be recalculated. 7518 pkg.applicationInfo.primaryCpuAbi = null; 7519 pkg.applicationInfo.secondaryCpuAbi = null; 7520 if (isMultiArch(pkg.applicationInfo)) { 7521 // Warn if we've set an abiOverride for multi-lib packages.. 7522 // By definition, we need to copy both 32 and 64 bit libraries for 7523 // such packages. 7524 if (pkg.cpuAbiOverride != null 7525 && !NativeLibraryHelper.CLEAR_ABI_OVERRIDE.equals(pkg.cpuAbiOverride)) { 7526 Slog.w(TAG, "Ignoring abiOverride for multi arch application."); 7527 } 7528 7529 int abi32 = PackageManager.NO_NATIVE_LIBRARIES; 7530 int abi64 = PackageManager.NO_NATIVE_LIBRARIES; 7531 if (Build.SUPPORTED_32_BIT_ABIS.length > 0) { 7532 if (extractLibs) { 7533 abi32 = NativeLibraryHelper.copyNativeBinariesForSupportedAbi(handle, 7534 nativeLibraryRoot, Build.SUPPORTED_32_BIT_ABIS, 7535 useIsaSpecificSubdirs); 7536 } else { 7537 abi32 = NativeLibraryHelper.findSupportedAbi(handle, Build.SUPPORTED_32_BIT_ABIS); 7538 } 7539 } 7540 7541 maybeThrowExceptionForMultiArchCopy( 7542 "Error unpackaging 32 bit native libs for multiarch app.", abi32); 7543 7544 if (Build.SUPPORTED_64_BIT_ABIS.length > 0) { 7545 if (extractLibs) { 7546 abi64 = NativeLibraryHelper.copyNativeBinariesForSupportedAbi(handle, 7547 nativeLibraryRoot, Build.SUPPORTED_64_BIT_ABIS, 7548 useIsaSpecificSubdirs); 7549 } else { 7550 abi64 = NativeLibraryHelper.findSupportedAbi(handle, Build.SUPPORTED_64_BIT_ABIS); 7551 } 7552 } 7553 7554 maybeThrowExceptionForMultiArchCopy( 7555 "Error unpackaging 64 bit native libs for multiarch app.", abi64); 7556 7557 if (abi64 >= 0) { 7558 pkg.applicationInfo.primaryCpuAbi = Build.SUPPORTED_64_BIT_ABIS[abi64]; 7559 } 7560 7561 if (abi32 >= 0) { 7562 final String abi = Build.SUPPORTED_32_BIT_ABIS[abi32]; 7563 if (abi64 >= 0) { 7564 pkg.applicationInfo.secondaryCpuAbi = abi; 7565 } else { 7566 pkg.applicationInfo.primaryCpuAbi = abi; 7567 } 7568 } 7569 } else { 7570 String[] abiList = (cpuAbiOverride != null) ? 7571 new String[] { cpuAbiOverride } : Build.SUPPORTED_ABIS; 7572 7573 // Enable gross and lame hacks for apps that are built with old 7574 // SDK tools. We must scan their APKs for renderscript bitcode and 7575 // not launch them if it's present. Don't bother checking on devices 7576 // that don't have 64 bit support. 7577 boolean needsRenderScriptOverride = false; 7578 if (Build.SUPPORTED_64_BIT_ABIS.length > 0 && cpuAbiOverride == null && 7579 NativeLibraryHelper.hasRenderscriptBitcode(handle)) { 7580 abiList = Build.SUPPORTED_32_BIT_ABIS; 7581 needsRenderScriptOverride = true; 7582 } 7583 7584 final int copyRet; 7585 if (extractLibs) { 7586 copyRet = NativeLibraryHelper.copyNativeBinariesForSupportedAbi(handle, 7587 nativeLibraryRoot, abiList, useIsaSpecificSubdirs); 7588 } else { 7589 copyRet = NativeLibraryHelper.findSupportedAbi(handle, abiList); 7590 } 7591 7592 if (copyRet < 0 && copyRet != PackageManager.NO_NATIVE_LIBRARIES) { 7593 throw new PackageManagerException(INSTALL_FAILED_INTERNAL_ERROR, 7594 "Error unpackaging native libs for app, errorCode=" + copyRet); 7595 } 7596 7597 if (copyRet >= 0) { 7598 pkg.applicationInfo.primaryCpuAbi = abiList[copyRet]; 7599 } else if (copyRet == PackageManager.NO_NATIVE_LIBRARIES && cpuAbiOverride != null) { 7600 pkg.applicationInfo.primaryCpuAbi = cpuAbiOverride; 7601 } else if (needsRenderScriptOverride) { 7602 pkg.applicationInfo.primaryCpuAbi = abiList[0]; 7603 } 7604 } 7605 } catch (IOException ioe) { 7606 Slog.e(TAG, "Unable to get canonical file " + ioe.toString()); 7607 } finally { 7608 IoUtils.closeQuietly(handle); 7609 } 7610 7611 // Now that we've calculated the ABIs and determined if it's an internal app, 7612 // we will go ahead and populate the nativeLibraryPath. 7613 setNativeLibraryPaths(pkg); 7614 } 7615 7616 /** 7617 * Adjusts ABIs for a set of packages belonging to a shared user so that they all match. 7618 * i.e, so that all packages can be run inside a single process if required. 7619 * 7620 * Optionally, callers can pass in a parsed package via {@code newPackage} in which case 7621 * this function will either try and make the ABI for all packages in {@code packagesForUser} 7622 * match {@code scannedPackage} or will update the ABI of {@code scannedPackage} to match 7623 * the ABI selected for {@code packagesForUser}. This variant is used when installing or 7624 * updating a package that belongs to a shared user. 7625 * 7626 * NOTE: We currently only match for the primary CPU abi string. Matching the secondary 7627 * adds unnecessary complexity. 7628 */ 7629 private void adjustCpuAbisForSharedUserLPw(Set<PackageSetting> packagesForUser, 7630 PackageParser.Package scannedPackage, boolean forceDexOpt, boolean deferDexOpt) { 7631 String requiredInstructionSet = null; 7632 if (scannedPackage != null && scannedPackage.applicationInfo.primaryCpuAbi != null) { 7633 requiredInstructionSet = VMRuntime.getInstructionSet( 7634 scannedPackage.applicationInfo.primaryCpuAbi); 7635 } 7636 7637 PackageSetting requirer = null; 7638 for (PackageSetting ps : packagesForUser) { 7639 // If packagesForUser contains scannedPackage, we skip it. This will happen 7640 // when scannedPackage is an update of an existing package. Without this check, 7641 // we will never be able to change the ABI of any package belonging to a shared 7642 // user, even if it's compatible with other packages. 7643 if (scannedPackage == null || !scannedPackage.packageName.equals(ps.name)) { 7644 if (ps.primaryCpuAbiString == null) { 7645 continue; 7646 } 7647 7648 final String instructionSet = VMRuntime.getInstructionSet(ps.primaryCpuAbiString); 7649 if (requiredInstructionSet != null && !instructionSet.equals(requiredInstructionSet)) { 7650 // We have a mismatch between instruction sets (say arm vs arm64) warn about 7651 // this but there's not much we can do. 7652 String errorMessage = "Instruction set mismatch, " 7653 + ((requirer == null) ? "[caller]" : requirer) 7654 + " requires " + requiredInstructionSet + " whereas " + ps 7655 + " requires " + instructionSet; 7656 Slog.w(TAG, errorMessage); 7657 } 7658 7659 if (requiredInstructionSet == null) { 7660 requiredInstructionSet = instructionSet; 7661 requirer = ps; 7662 } 7663 } 7664 } 7665 7666 if (requiredInstructionSet != null) { 7667 String adjustedAbi; 7668 if (requirer != null) { 7669 // requirer != null implies that either scannedPackage was null or that scannedPackage 7670 // did not require an ABI, in which case we have to adjust scannedPackage to match 7671 // the ABI of the set (which is the same as requirer's ABI) 7672 adjustedAbi = requirer.primaryCpuAbiString; 7673 if (scannedPackage != null) { 7674 scannedPackage.applicationInfo.primaryCpuAbi = adjustedAbi; 7675 } 7676 } else { 7677 // requirer == null implies that we're updating all ABIs in the set to 7678 // match scannedPackage. 7679 adjustedAbi = scannedPackage.applicationInfo.primaryCpuAbi; 7680 } 7681 7682 for (PackageSetting ps : packagesForUser) { 7683 if (scannedPackage == null || !scannedPackage.packageName.equals(ps.name)) { 7684 if (ps.primaryCpuAbiString != null) { 7685 continue; 7686 } 7687 7688 ps.primaryCpuAbiString = adjustedAbi; 7689 if (ps.pkg != null && ps.pkg.applicationInfo != null) { 7690 ps.pkg.applicationInfo.primaryCpuAbi = adjustedAbi; 7691 Slog.i(TAG, "Adjusting ABI for : " + ps.name + " to " + adjustedAbi); 7692 7693 int result = mPackageDexOptimizer.performDexOpt(ps.pkg, 7694 null /* instruction sets */, forceDexOpt, deferDexOpt, true); 7695 if (result == PackageDexOptimizer.DEX_OPT_FAILED) { 7696 ps.primaryCpuAbiString = null; 7697 ps.pkg.applicationInfo.primaryCpuAbi = null; 7698 return; 7699 } else { 7700 mInstaller.rmdex(ps.codePathString, 7701 getDexCodeInstructionSet(getPreferredInstructionSet())); 7702 } 7703 } 7704 } 7705 } 7706 } 7707 } 7708 7709 private void setUpCustomResolverActivity(PackageParser.Package pkg) { 7710 synchronized (mPackages) { 7711 mResolverReplaced = true; 7712 // Set up information for custom user intent resolution activity. 7713 mResolveActivity.applicationInfo = pkg.applicationInfo; 7714 mResolveActivity.name = mCustomResolverComponentName.getClassName(); 7715 mResolveActivity.packageName = pkg.applicationInfo.packageName; 7716 mResolveActivity.processName = pkg.applicationInfo.packageName; 7717 mResolveActivity.launchMode = ActivityInfo.LAUNCH_MULTIPLE; 7718 mResolveActivity.flags = ActivityInfo.FLAG_EXCLUDE_FROM_RECENTS | 7719 ActivityInfo.FLAG_FINISH_ON_CLOSE_SYSTEM_DIALOGS; 7720 mResolveActivity.theme = 0; 7721 mResolveActivity.exported = true; 7722 mResolveActivity.enabled = true; 7723 mResolveInfo.activityInfo = mResolveActivity; 7724 mResolveInfo.priority = 0; 7725 mResolveInfo.preferredOrder = 0; 7726 mResolveInfo.match = 0; 7727 mResolveComponentName = mCustomResolverComponentName; 7728 Slog.i(TAG, "Replacing default ResolverActivity with custom activity: " + 7729 mResolveComponentName); 7730 } 7731 } 7732 7733 private static String calculateBundledApkRoot(final String codePathString) { 7734 final File codePath = new File(codePathString); 7735 final File codeRoot; 7736 if (FileUtils.contains(Environment.getRootDirectory(), codePath)) { 7737 codeRoot = Environment.getRootDirectory(); 7738 } else if (FileUtils.contains(Environment.getOemDirectory(), codePath)) { 7739 codeRoot = Environment.getOemDirectory(); 7740 } else if (FileUtils.contains(Environment.getVendorDirectory(), codePath)) { 7741 codeRoot = Environment.getVendorDirectory(); 7742 } else { 7743 // Unrecognized code path; take its top real segment as the apk root: 7744 // e.g. /something/app/blah.apk => /something 7745 try { 7746 File f = codePath.getCanonicalFile(); 7747 File parent = f.getParentFile(); // non-null because codePath is a file 7748 File tmp; 7749 while ((tmp = parent.getParentFile()) != null) { 7750 f = parent; 7751 parent = tmp; 7752 } 7753 codeRoot = f; 7754 Slog.w(TAG, "Unrecognized code path " 7755 + codePath + " - using " + codeRoot); 7756 } catch (IOException e) { 7757 // Can't canonicalize the code path -- shenanigans? 7758 Slog.w(TAG, "Can't canonicalize code path " + codePath); 7759 return Environment.getRootDirectory().getPath(); 7760 } 7761 } 7762 return codeRoot.getPath(); 7763 } 7764 7765 /** 7766 * Derive and set the location of native libraries for the given package, 7767 * which varies depending on where and how the package was installed. 7768 */ 7769 private void setNativeLibraryPaths(PackageParser.Package pkg) { 7770 final ApplicationInfo info = pkg.applicationInfo; 7771 final String codePath = pkg.codePath; 7772 final File codeFile = new File(codePath); 7773 final boolean bundledApp = info.isSystemApp() && !info.isUpdatedSystemApp(); 7774 final boolean asecApp = info.isForwardLocked() || isExternal(info); 7775 7776 info.nativeLibraryRootDir = null; 7777 info.nativeLibraryRootRequiresIsa = false; 7778 info.nativeLibraryDir = null; 7779 info.secondaryNativeLibraryDir = null; 7780 7781 if (isApkFile(codeFile)) { 7782 // Monolithic install 7783 if (bundledApp) { 7784 // If "/system/lib64/apkname" exists, assume that is the per-package 7785 // native library directory to use; otherwise use "/system/lib/apkname". 7786 final String apkRoot = calculateBundledApkRoot(info.sourceDir); 7787 final boolean is64Bit = VMRuntime.is64BitInstructionSet( 7788 getPrimaryInstructionSet(info)); 7789 7790 // This is a bundled system app so choose the path based on the ABI. 7791 // if it's a 64 bit abi, use lib64 otherwise use lib32. Note that this 7792 // is just the default path. 7793 final String apkName = deriveCodePathName(codePath); 7794 final String libDir = is64Bit ? LIB64_DIR_NAME : LIB_DIR_NAME; 7795 info.nativeLibraryRootDir = Environment.buildPath(new File(apkRoot), libDir, 7796 apkName).getAbsolutePath(); 7797 7798 if (info.secondaryCpuAbi != null) { 7799 final String secondaryLibDir = is64Bit ? LIB_DIR_NAME : LIB64_DIR_NAME; 7800 info.secondaryNativeLibraryDir = Environment.buildPath(new File(apkRoot), 7801 secondaryLibDir, apkName).getAbsolutePath(); 7802 } 7803 } else if (asecApp) { 7804 info.nativeLibraryRootDir = new File(codeFile.getParentFile(), LIB_DIR_NAME) 7805 .getAbsolutePath(); 7806 } else { 7807 final String apkName = deriveCodePathName(codePath); 7808 info.nativeLibraryRootDir = new File(mAppLib32InstallDir, apkName) 7809 .getAbsolutePath(); 7810 } 7811 7812 info.nativeLibraryRootRequiresIsa = false; 7813 info.nativeLibraryDir = info.nativeLibraryRootDir; 7814 } else { 7815 // Cluster install 7816 info.nativeLibraryRootDir = new File(codeFile, LIB_DIR_NAME).getAbsolutePath(); 7817 info.nativeLibraryRootRequiresIsa = true; 7818 7819 info.nativeLibraryDir = new File(info.nativeLibraryRootDir, 7820 getPrimaryInstructionSet(info)).getAbsolutePath(); 7821 7822 if (info.secondaryCpuAbi != null) { 7823 info.secondaryNativeLibraryDir = new File(info.nativeLibraryRootDir, 7824 VMRuntime.getInstructionSet(info.secondaryCpuAbi)).getAbsolutePath(); 7825 } 7826 } 7827 } 7828 7829 /** 7830 * Calculate the abis and roots for a bundled app. These can uniquely 7831 * be determined from the contents of the system partition, i.e whether 7832 * it contains 64 or 32 bit shared libraries etc. We do not validate any 7833 * of this information, and instead assume that the system was built 7834 * sensibly. 7835 */ 7836 private void setBundledAppAbisAndRoots(PackageParser.Package pkg, 7837 PackageSetting pkgSetting) { 7838 final String apkName = deriveCodePathName(pkg.applicationInfo.getCodePath()); 7839 7840 // If "/system/lib64/apkname" exists, assume that is the per-package 7841 // native library directory to use; otherwise use "/system/lib/apkname". 7842 final String apkRoot = calculateBundledApkRoot(pkg.applicationInfo.sourceDir); 7843 setBundledAppAbi(pkg, apkRoot, apkName); 7844 // pkgSetting might be null during rescan following uninstall of updates 7845 // to a bundled app, so accommodate that possibility. The settings in 7846 // that case will be established later from the parsed package. 7847 // 7848 // If the settings aren't null, sync them up with what we've just derived. 7849 // note that apkRoot isn't stored in the package settings. 7850 if (pkgSetting != null) { 7851 pkgSetting.primaryCpuAbiString = pkg.applicationInfo.primaryCpuAbi; 7852 pkgSetting.secondaryCpuAbiString = pkg.applicationInfo.secondaryCpuAbi; 7853 } 7854 } 7855 7856 /** 7857 * Deduces the ABI of a bundled app and sets the relevant fields on the 7858 * parsed pkg object. 7859 * 7860 * @param apkRoot the root of the installed apk, something like {@code /system} or {@code /oem} 7861 * under which system libraries are installed. 7862 * @param apkName the name of the installed package. 7863 */ 7864 private static void setBundledAppAbi(PackageParser.Package pkg, String apkRoot, String apkName) { 7865 final File codeFile = new File(pkg.codePath); 7866 7867 final boolean has64BitLibs; 7868 final boolean has32BitLibs; 7869 if (isApkFile(codeFile)) { 7870 // Monolithic install 7871 has64BitLibs = (new File(apkRoot, new File(LIB64_DIR_NAME, apkName).getPath())).exists(); 7872 has32BitLibs = (new File(apkRoot, new File(LIB_DIR_NAME, apkName).getPath())).exists(); 7873 } else { 7874 // Cluster install 7875 final File rootDir = new File(codeFile, LIB_DIR_NAME); 7876 if (!ArrayUtils.isEmpty(Build.SUPPORTED_64_BIT_ABIS) 7877 && !TextUtils.isEmpty(Build.SUPPORTED_64_BIT_ABIS[0])) { 7878 final String isa = VMRuntime.getInstructionSet(Build.SUPPORTED_64_BIT_ABIS[0]); 7879 has64BitLibs = (new File(rootDir, isa)).exists(); 7880 } else { 7881 has64BitLibs = false; 7882 } 7883 if (!ArrayUtils.isEmpty(Build.SUPPORTED_32_BIT_ABIS) 7884 && !TextUtils.isEmpty(Build.SUPPORTED_32_BIT_ABIS[0])) { 7885 final String isa = VMRuntime.getInstructionSet(Build.SUPPORTED_32_BIT_ABIS[0]); 7886 has32BitLibs = (new File(rootDir, isa)).exists(); 7887 } else { 7888 has32BitLibs = false; 7889 } 7890 } 7891 7892 if (has64BitLibs && !has32BitLibs) { 7893 // The package has 64 bit libs, but not 32 bit libs. Its primary 7894 // ABI should be 64 bit. We can safely assume here that the bundled 7895 // native libraries correspond to the most preferred ABI in the list. 7896 7897 pkg.applicationInfo.primaryCpuAbi = Build.SUPPORTED_64_BIT_ABIS[0]; 7898 pkg.applicationInfo.secondaryCpuAbi = null; 7899 } else if (has32BitLibs && !has64BitLibs) { 7900 // The package has 32 bit libs but not 64 bit libs. Its primary 7901 // ABI should be 32 bit. 7902 7903 pkg.applicationInfo.primaryCpuAbi = Build.SUPPORTED_32_BIT_ABIS[0]; 7904 pkg.applicationInfo.secondaryCpuAbi = null; 7905 } else if (has32BitLibs && has64BitLibs) { 7906 // The application has both 64 and 32 bit bundled libraries. We check 7907 // here that the app declares multiArch support, and warn if it doesn't. 7908 // 7909 // We will be lenient here and record both ABIs. The primary will be the 7910 // ABI that's higher on the list, i.e, a device that's configured to prefer 7911 // 64 bit apps will see a 64 bit primary ABI, 7912 7913 if ((pkg.applicationInfo.flags & ApplicationInfo.FLAG_MULTIARCH) == 0) { 7914 Slog.e(TAG, "Package: " + pkg + " has multiple bundled libs, but is not multiarch."); 7915 } 7916 7917 if (VMRuntime.is64BitInstructionSet(getPreferredInstructionSet())) { 7918 pkg.applicationInfo.primaryCpuAbi = Build.SUPPORTED_64_BIT_ABIS[0]; 7919 pkg.applicationInfo.secondaryCpuAbi = Build.SUPPORTED_32_BIT_ABIS[0]; 7920 } else { 7921 pkg.applicationInfo.primaryCpuAbi = Build.SUPPORTED_32_BIT_ABIS[0]; 7922 pkg.applicationInfo.secondaryCpuAbi = Build.SUPPORTED_64_BIT_ABIS[0]; 7923 } 7924 } else { 7925 pkg.applicationInfo.primaryCpuAbi = null; 7926 pkg.applicationInfo.secondaryCpuAbi = null; 7927 } 7928 } 7929 7930 private void killApplication(String pkgName, int appId, String reason) { 7931 // Request the ActivityManager to kill the process(only for existing packages) 7932 // so that we do not end up in a confused state while the user is still using the older 7933 // version of the application while the new one gets installed. 7934 IActivityManager am = ActivityManagerNative.getDefault(); 7935 if (am != null) { 7936 try { 7937 am.killApplicationWithAppId(pkgName, appId, reason); 7938 } catch (RemoteException e) { 7939 } 7940 } 7941 } 7942 7943 void removePackageLI(PackageSetting ps, boolean chatty) { 7944 if (DEBUG_INSTALL) { 7945 if (chatty) 7946 Log.d(TAG, "Removing package " + ps.name); 7947 } 7948 7949 // writer 7950 synchronized (mPackages) { 7951 mPackages.remove(ps.name); 7952 final PackageParser.Package pkg = ps.pkg; 7953 if (pkg != null) { 7954 cleanPackageDataStructuresLILPw(pkg, chatty); 7955 } 7956 } 7957 } 7958 7959 void removeInstalledPackageLI(PackageParser.Package pkg, boolean chatty) { 7960 if (DEBUG_INSTALL) { 7961 if (chatty) 7962 Log.d(TAG, "Removing package " + pkg.applicationInfo.packageName); 7963 } 7964 7965 // writer 7966 synchronized (mPackages) { 7967 mPackages.remove(pkg.applicationInfo.packageName); 7968 cleanPackageDataStructuresLILPw(pkg, chatty); 7969 } 7970 } 7971 7972 void cleanPackageDataStructuresLILPw(PackageParser.Package pkg, boolean chatty) { 7973 int N = pkg.providers.size(); 7974 StringBuilder r = null; 7975 int i; 7976 for (i=0; i<N; i++) { 7977 PackageParser.Provider p = pkg.providers.get(i); 7978 mProviders.removeProvider(p); 7979 if (p.info.authority == null) { 7980 7981 /* There was another ContentProvider with this authority when 7982 * this app was installed so this authority is null, 7983 * Ignore it as we don't have to unregister the provider. 7984 */ 7985 continue; 7986 } 7987 String names[] = p.info.authority.split(";"); 7988 for (int j = 0; j < names.length; j++) { 7989 if (mProvidersByAuthority.get(names[j]) == p) { 7990 mProvidersByAuthority.remove(names[j]); 7991 if (DEBUG_REMOVE) { 7992 if (chatty) 7993 Log.d(TAG, "Unregistered content provider: " + names[j] 7994 + ", className = " + p.info.name + ", isSyncable = " 7995 + p.info.isSyncable); 7996 } 7997 } 7998 } 7999 if (DEBUG_REMOVE && chatty) { 8000 if (r == null) { 8001 r = new StringBuilder(256); 8002 } else { 8003 r.append(' '); 8004 } 8005 r.append(p.info.name); 8006 } 8007 } 8008 if (r != null) { 8009 if (DEBUG_REMOVE) Log.d(TAG, " Providers: " + r); 8010 } 8011 8012 N = pkg.services.size(); 8013 r = null; 8014 for (i=0; i<N; i++) { 8015 PackageParser.Service s = pkg.services.get(i); 8016 mServices.removeService(s); 8017 if (chatty) { 8018 if (r == null) { 8019 r = new StringBuilder(256); 8020 } else { 8021 r.append(' '); 8022 } 8023 r.append(s.info.name); 8024 } 8025 } 8026 if (r != null) { 8027 if (DEBUG_REMOVE) Log.d(TAG, " Services: " + r); 8028 } 8029 8030 N = pkg.receivers.size(); 8031 r = null; 8032 for (i=0; i<N; i++) { 8033 PackageParser.Activity a = pkg.receivers.get(i); 8034 mReceivers.removeActivity(a, "receiver"); 8035 if (DEBUG_REMOVE && chatty) { 8036 if (r == null) { 8037 r = new StringBuilder(256); 8038 } else { 8039 r.append(' '); 8040 } 8041 r.append(a.info.name); 8042 } 8043 } 8044 if (r != null) { 8045 if (DEBUG_REMOVE) Log.d(TAG, " Receivers: " + r); 8046 } 8047 8048 N = pkg.activities.size(); 8049 r = null; 8050 for (i=0; i<N; i++) { 8051 PackageParser.Activity a = pkg.activities.get(i); 8052 mActivities.removeActivity(a, "activity"); 8053 if (DEBUG_REMOVE && chatty) { 8054 if (r == null) { 8055 r = new StringBuilder(256); 8056 } else { 8057 r.append(' '); 8058 } 8059 r.append(a.info.name); 8060 } 8061 } 8062 if (r != null) { 8063 if (DEBUG_REMOVE) Log.d(TAG, " Activities: " + r); 8064 } 8065 8066 N = pkg.permissions.size(); 8067 r = null; 8068 for (i=0; i<N; i++) { 8069 PackageParser.Permission p = pkg.permissions.get(i); 8070 BasePermission bp = mSettings.mPermissions.get(p.info.name); 8071 if (bp == null) { 8072 bp = mSettings.mPermissionTrees.get(p.info.name); 8073 } 8074 if (bp != null && bp.perm == p) { 8075 bp.perm = null; 8076 if (DEBUG_REMOVE && chatty) { 8077 if (r == null) { 8078 r = new StringBuilder(256); 8079 } else { 8080 r.append(' '); 8081 } 8082 r.append(p.info.name); 8083 } 8084 } 8085 if ((p.info.protectionLevel&PermissionInfo.PROTECTION_FLAG_APPOP) != 0) { 8086 ArraySet<String> appOpPerms = mAppOpPermissionPackages.get(p.info.name); 8087 if (appOpPerms != null) { 8088 appOpPerms.remove(pkg.packageName); 8089 } 8090 } 8091 } 8092 if (r != null) { 8093 if (DEBUG_REMOVE) Log.d(TAG, " Permissions: " + r); 8094 } 8095 8096 N = pkg.requestedPermissions.size(); 8097 r = null; 8098 for (i=0; i<N; i++) { 8099 String perm = pkg.requestedPermissions.get(i); 8100 BasePermission bp = mSettings.mPermissions.get(perm); 8101 if (bp != null && (bp.protectionLevel&PermissionInfo.PROTECTION_FLAG_APPOP) != 0) { 8102 ArraySet<String> appOpPerms = mAppOpPermissionPackages.get(perm); 8103 if (appOpPerms != null) { 8104 appOpPerms.remove(pkg.packageName); 8105 if (appOpPerms.isEmpty()) { 8106 mAppOpPermissionPackages.remove(perm); 8107 } 8108 } 8109 } 8110 } 8111 if (r != null) { 8112 if (DEBUG_REMOVE) Log.d(TAG, " Permissions: " + r); 8113 } 8114 8115 N = pkg.instrumentation.size(); 8116 r = null; 8117 for (i=0; i<N; i++) { 8118 PackageParser.Instrumentation a = pkg.instrumentation.get(i); 8119 mInstrumentation.remove(a.getComponentName()); 8120 if (DEBUG_REMOVE && chatty) { 8121 if (r == null) { 8122 r = new StringBuilder(256); 8123 } else { 8124 r.append(' '); 8125 } 8126 r.append(a.info.name); 8127 } 8128 } 8129 if (r != null) { 8130 if (DEBUG_REMOVE) Log.d(TAG, " Instrumentation: " + r); 8131 } 8132 8133 r = null; 8134 if ((pkg.applicationInfo.flags&ApplicationInfo.FLAG_SYSTEM) != 0) { 8135 // Only system apps can hold shared libraries. 8136 if (pkg.libraryNames != null) { 8137 for (i=0; i<pkg.libraryNames.size(); i++) { 8138 String name = pkg.libraryNames.get(i); 8139 SharedLibraryEntry cur = mSharedLibraries.get(name); 8140 if (cur != null && cur.apk != null && cur.apk.equals(pkg.packageName)) { 8141 mSharedLibraries.remove(name); 8142 if (DEBUG_REMOVE && chatty) { 8143 if (r == null) { 8144 r = new StringBuilder(256); 8145 } else { 8146 r.append(' '); 8147 } 8148 r.append(name); 8149 } 8150 } 8151 } 8152 } 8153 } 8154 if (r != null) { 8155 if (DEBUG_REMOVE) Log.d(TAG, " Libraries: " + r); 8156 } 8157 } 8158 8159 private static boolean hasPermission(PackageParser.Package pkgInfo, String perm) { 8160 for (int i=pkgInfo.permissions.size()-1; i>=0; i--) { 8161 if (pkgInfo.permissions.get(i).info.name.equals(perm)) { 8162 return true; 8163 } 8164 } 8165 return false; 8166 } 8167 8168 static final int UPDATE_PERMISSIONS_ALL = 1<<0; 8169 static final int UPDATE_PERMISSIONS_REPLACE_PKG = 1<<1; 8170 static final int UPDATE_PERMISSIONS_REPLACE_ALL = 1<<2; 8171 8172 private void updatePermissionsLPw(String changingPkg, 8173 PackageParser.Package pkgInfo, int flags) { 8174 // Make sure there are no dangling permission trees. 8175 Iterator<BasePermission> it = mSettings.mPermissionTrees.values().iterator(); 8176 while (it.hasNext()) { 8177 final BasePermission bp = it.next(); 8178 if (bp.packageSetting == null) { 8179 // We may not yet have parsed the package, so just see if 8180 // we still know about its settings. 8181 bp.packageSetting = mSettings.mPackages.get(bp.sourcePackage); 8182 } 8183 if (bp.packageSetting == null) { 8184 Slog.w(TAG, "Removing dangling permission tree: " + bp.name 8185 + " from package " + bp.sourcePackage); 8186 it.remove(); 8187 } else if (changingPkg != null && changingPkg.equals(bp.sourcePackage)) { 8188 if (pkgInfo == null || !hasPermission(pkgInfo, bp.name)) { 8189 Slog.i(TAG, "Removing old permission tree: " + bp.name 8190 + " from package " + bp.sourcePackage); 8191 flags |= UPDATE_PERMISSIONS_ALL; 8192 it.remove(); 8193 } 8194 } 8195 } 8196 8197 // Make sure all dynamic permissions have been assigned to a package, 8198 // and make sure there are no dangling permissions. 8199 it = mSettings.mPermissions.values().iterator(); 8200 while (it.hasNext()) { 8201 final BasePermission bp = it.next(); 8202 if (bp.type == BasePermission.TYPE_DYNAMIC) { 8203 if (DEBUG_SETTINGS) Log.v(TAG, "Dynamic permission: name=" 8204 + bp.name + " pkg=" + bp.sourcePackage 8205 + " info=" + bp.pendingInfo); 8206 if (bp.packageSetting == null && bp.pendingInfo != null) { 8207 final BasePermission tree = findPermissionTreeLP(bp.name); 8208 if (tree != null && tree.perm != null) { 8209 bp.packageSetting = tree.packageSetting; 8210 bp.perm = new PackageParser.Permission(tree.perm.owner, 8211 new PermissionInfo(bp.pendingInfo)); 8212 bp.perm.info.packageName = tree.perm.info.packageName; 8213 bp.perm.info.name = bp.name; 8214 bp.uid = tree.uid; 8215 } 8216 } 8217 } 8218 if (bp.packageSetting == null) { 8219 // We may not yet have parsed the package, so just see if 8220 // we still know about its settings. 8221 bp.packageSetting = mSettings.mPackages.get(bp.sourcePackage); 8222 } 8223 if (bp.packageSetting == null) { 8224 Slog.w(TAG, "Removing dangling permission: " + bp.name 8225 + " from package " + bp.sourcePackage); 8226 it.remove(); 8227 } else if (changingPkg != null && changingPkg.equals(bp.sourcePackage)) { 8228 if (pkgInfo == null || !hasPermission(pkgInfo, bp.name)) { 8229 Slog.i(TAG, "Removing old permission: " + bp.name 8230 + " from package " + bp.sourcePackage); 8231 flags |= UPDATE_PERMISSIONS_ALL; 8232 it.remove(); 8233 } 8234 } 8235 } 8236 8237 // Now update the permissions for all packages, in particular 8238 // replace the granted permissions of the system packages. 8239 if ((flags&UPDATE_PERMISSIONS_ALL) != 0) { 8240 for (PackageParser.Package pkg : mPackages.values()) { 8241 if (pkg != pkgInfo) { 8242 grantPermissionsLPw(pkg, (flags&UPDATE_PERMISSIONS_REPLACE_ALL) != 0, 8243 changingPkg); 8244 } 8245 } 8246 } 8247 8248 if (pkgInfo != null) { 8249 grantPermissionsLPw(pkgInfo, (flags&UPDATE_PERMISSIONS_REPLACE_PKG) != 0, changingPkg); 8250 } 8251 } 8252 8253 private void grantPermissionsLPw(PackageParser.Package pkg, boolean replace, 8254 String packageOfInterest) { 8255 // IMPORTANT: There are two types of permissions: install and runtime. 8256 // Install time permissions are granted when the app is installed to 8257 // all device users and users added in the future. Runtime permissions 8258 // are granted at runtime explicitly to specific users. Normal and signature 8259 // protected permissions are install time permissions. Dangerous permissions 8260 // are install permissions if the app's target SDK is Lollipop MR1 or older, 8261 // otherwise they are runtime permissions. This function does not manage 8262 // runtime permissions except for the case an app targeting Lollipop MR1 8263 // being upgraded to target a newer SDK, in which case dangerous permissions 8264 // are transformed from install time to runtime ones. 8265 8266 final PackageSetting ps = (PackageSetting) pkg.mExtras; 8267 if (ps == null) { 8268 return; 8269 } 8270 8271 PermissionsState permissionsState = ps.getPermissionsState(); 8272 PermissionsState origPermissions = permissionsState; 8273 8274 final int[] currentUserIds = UserManagerService.getInstance().getUserIds(); 8275 8276 int[] changedRuntimePermissionUserIds = EMPTY_INT_ARRAY; 8277 8278 boolean changedInstallPermission = false; 8279 8280 if (replace) { 8281 ps.installPermissionsFixed = false; 8282 if (!ps.isSharedUser()) { 8283 origPermissions = new PermissionsState(permissionsState); 8284 permissionsState.reset(); 8285 } 8286 } 8287 8288 permissionsState.setGlobalGids(mGlobalGids); 8289 8290 final int N = pkg.requestedPermissions.size(); 8291 for (int i=0; i<N; i++) { 8292 final String name = pkg.requestedPermissions.get(i); 8293 final BasePermission bp = mSettings.mPermissions.get(name); 8294 8295 if (DEBUG_INSTALL) { 8296 Log.i(TAG, "Package " + pkg.packageName + " checking " + name + ": " + bp); 8297 } 8298 8299 if (bp == null || bp.packageSetting == null) { 8300 if (packageOfInterest == null || packageOfInterest.equals(pkg.packageName)) { 8301 Slog.w(TAG, "Unknown permission " + name 8302 + " in package " + pkg.packageName); 8303 } 8304 continue; 8305 } 8306 8307 final String perm = bp.name; 8308 boolean allowedSig = false; 8309 int grant = GRANT_DENIED; 8310 8311 // Keep track of app op permissions. 8312 if ((bp.protectionLevel & PermissionInfo.PROTECTION_FLAG_APPOP) != 0) { 8313 ArraySet<String> pkgs = mAppOpPermissionPackages.get(bp.name); 8314 if (pkgs == null) { 8315 pkgs = new ArraySet<>(); 8316 mAppOpPermissionPackages.put(bp.name, pkgs); 8317 } 8318 pkgs.add(pkg.packageName); 8319 } 8320 8321 final int level = bp.protectionLevel & PermissionInfo.PROTECTION_MASK_BASE; 8322 switch (level) { 8323 case PermissionInfo.PROTECTION_NORMAL: { 8324 // For all apps normal permissions are install time ones. 8325 grant = GRANT_INSTALL; 8326 } break; 8327 8328 case PermissionInfo.PROTECTION_DANGEROUS: { 8329 if (pkg.applicationInfo.targetSdkVersion <= Build.VERSION_CODES.LOLLIPOP_MR1) { 8330 // For legacy apps dangerous permissions are install time ones. 8331 grant = GRANT_INSTALL_LEGACY; 8332 } else if (origPermissions.hasInstallPermission(bp.name)) { 8333 // For legacy apps that became modern, install becomes runtime. 8334 grant = GRANT_UPGRADE; 8335 } else { 8336 // For modern apps keep runtime permissions unchanged. 8337 grant = GRANT_RUNTIME; 8338 } 8339 } break; 8340 8341 case PermissionInfo.PROTECTION_SIGNATURE: { 8342 // For all apps signature permissions are install time ones. 8343 allowedSig = grantSignaturePermission(perm, pkg, bp, origPermissions); 8344 if (allowedSig) { 8345 grant = GRANT_INSTALL; 8346 } 8347 } break; 8348 } 8349 8350 if (DEBUG_INSTALL) { 8351 Log.i(TAG, "Package " + pkg.packageName + " granting " + perm); 8352 } 8353 8354 if (grant != GRANT_DENIED) { 8355 if (!isSystemApp(ps) && ps.installPermissionsFixed) { 8356 // If this is an existing, non-system package, then 8357 // we can't add any new permissions to it. 8358 if (!allowedSig && !origPermissions.hasInstallPermission(perm)) { 8359 // Except... if this is a permission that was added 8360 // to the platform (note: need to only do this when 8361 // updating the platform). 8362 if (!isNewPlatformPermissionForPackage(perm, pkg)) { 8363 grant = GRANT_DENIED; 8364 } 8365 } 8366 } 8367 8368 switch (grant) { 8369 case GRANT_INSTALL: { 8370 // Revoke this as runtime permission to handle the case of 8371 // a runtime permission being downgraded to an install one. 8372 for (int userId : UserManagerService.getInstance().getUserIds()) { 8373 if (origPermissions.getRuntimePermissionState( 8374 bp.name, userId) != null) { 8375 // Revoke the runtime permission and clear the flags. 8376 origPermissions.revokeRuntimePermission(bp, userId); 8377 origPermissions.updatePermissionFlags(bp, userId, 8378 PackageManager.MASK_PERMISSION_FLAGS, 0); 8379 // If we revoked a permission permission, we have to write. 8380 changedRuntimePermissionUserIds = ArrayUtils.appendInt( 8381 changedRuntimePermissionUserIds, userId); 8382 } 8383 } 8384 // Grant an install permission. 8385 if (permissionsState.grantInstallPermission(bp) != 8386 PermissionsState.PERMISSION_OPERATION_FAILURE) { 8387 changedInstallPermission = true; 8388 } 8389 } break; 8390 8391 case GRANT_INSTALL_LEGACY: { 8392 // Grant an install permission. 8393 if (permissionsState.grantInstallPermission(bp) != 8394 PermissionsState.PERMISSION_OPERATION_FAILURE) { 8395 changedInstallPermission = true; 8396 } 8397 } break; 8398 8399 case GRANT_RUNTIME: { 8400 // Grant previously granted runtime permissions. 8401 for (int userId : UserManagerService.getInstance().getUserIds()) { 8402 PermissionState permissionState = origPermissions 8403 .getRuntimePermissionState(bp.name, userId); 8404 final int flags = permissionState != null 8405 ? permissionState.getFlags() : 0; 8406 if (origPermissions.hasRuntimePermission(bp.name, userId)) { 8407 if (permissionsState.grantRuntimePermission(bp, userId) == 8408 PermissionsState.PERMISSION_OPERATION_FAILURE) { 8409 // If we cannot put the permission as it was, we have to write. 8410 changedRuntimePermissionUserIds = ArrayUtils.appendInt( 8411 changedRuntimePermissionUserIds, userId); 8412 } 8413 } 8414 // Propagate the permission flags. 8415 permissionsState.updatePermissionFlags(bp, userId, flags, flags); 8416 } 8417 } break; 8418 8419 case GRANT_UPGRADE: { 8420 // Grant runtime permissions for a previously held install permission. 8421 PermissionState permissionState = origPermissions 8422 .getInstallPermissionState(bp.name); 8423 final int flags = permissionState != null ? permissionState.getFlags() : 0; 8424 8425 if (origPermissions.revokeInstallPermission(bp) 8426 != PermissionsState.PERMISSION_OPERATION_FAILURE) { 8427 // We will be transferring the permission flags, so clear them. 8428 origPermissions.updatePermissionFlags(bp, UserHandle.USER_ALL, 8429 PackageManager.MASK_PERMISSION_FLAGS, 0); 8430 changedInstallPermission = true; 8431 } 8432 8433 // If the permission is not to be promoted to runtime we ignore it and 8434 // also its other flags as they are not applicable to install permissions. 8435 if ((flags & PackageManager.FLAG_PERMISSION_REVOKE_ON_UPGRADE) == 0) { 8436 for (int userId : currentUserIds) { 8437 if (permissionsState.grantRuntimePermission(bp, userId) != 8438 PermissionsState.PERMISSION_OPERATION_FAILURE) { 8439 // Transfer the permission flags. 8440 permissionsState.updatePermissionFlags(bp, userId, 8441 flags, flags); 8442 // If we granted the permission, we have to write. 8443 changedRuntimePermissionUserIds = ArrayUtils.appendInt( 8444 changedRuntimePermissionUserIds, userId); 8445 } 8446 } 8447 } 8448 } break; 8449 8450 default: { 8451 if (packageOfInterest == null 8452 || packageOfInterest.equals(pkg.packageName)) { 8453 Slog.w(TAG, "Not granting permission " + perm 8454 + " to package " + pkg.packageName 8455 + " because it was previously installed without"); 8456 } 8457 } break; 8458 } 8459 } else { 8460 if (permissionsState.revokeInstallPermission(bp) != 8461 PermissionsState.PERMISSION_OPERATION_FAILURE) { 8462 // Also drop the permission flags. 8463 permissionsState.updatePermissionFlags(bp, UserHandle.USER_ALL, 8464 PackageManager.MASK_PERMISSION_FLAGS, 0); 8465 changedInstallPermission = true; 8466 Slog.i(TAG, "Un-granting permission " + perm 8467 + " from package " + pkg.packageName 8468 + " (protectionLevel=" + bp.protectionLevel 8469 + " flags=0x" + Integer.toHexString(pkg.applicationInfo.flags) 8470 + ")"); 8471 } else if ((bp.protectionLevel&PermissionInfo.PROTECTION_FLAG_APPOP) == 0) { 8472 // Don't print warning for app op permissions, since it is fine for them 8473 // not to be granted, there is a UI for the user to decide. 8474 if (packageOfInterest == null || packageOfInterest.equals(pkg.packageName)) { 8475 Slog.w(TAG, "Not granting permission " + perm 8476 + " to package " + pkg.packageName 8477 + " (protectionLevel=" + bp.protectionLevel 8478 + " flags=0x" + Integer.toHexString(pkg.applicationInfo.flags) 8479 + ")"); 8480 } 8481 } 8482 } 8483 } 8484 8485 if ((changedInstallPermission || replace) && !ps.installPermissionsFixed && 8486 !isSystemApp(ps) || isUpdatedSystemApp(ps)){ 8487 // This is the first that we have heard about this package, so the 8488 // permissions we have now selected are fixed until explicitly 8489 // changed. 8490 ps.installPermissionsFixed = true; 8491 } 8492 8493 // Persist the runtime permissions state for users with changes. 8494 for (int userId : changedRuntimePermissionUserIds) { 8495 mSettings.writeRuntimePermissionsForUserLPr(userId, false); 8496 } 8497 } 8498 8499 private boolean isNewPlatformPermissionForPackage(String perm, PackageParser.Package pkg) { 8500 boolean allowed = false; 8501 final int NP = PackageParser.NEW_PERMISSIONS.length; 8502 for (int ip=0; ip<NP; ip++) { 8503 final PackageParser.NewPermissionInfo npi 8504 = PackageParser.NEW_PERMISSIONS[ip]; 8505 if (npi.name.equals(perm) 8506 && pkg.applicationInfo.targetSdkVersion < npi.sdkVersion) { 8507 allowed = true; 8508 Log.i(TAG, "Auto-granting " + perm + " to old pkg " 8509 + pkg.packageName); 8510 break; 8511 } 8512 } 8513 return allowed; 8514 } 8515 8516 private boolean grantSignaturePermission(String perm, PackageParser.Package pkg, 8517 BasePermission bp, PermissionsState origPermissions) { 8518 boolean allowed; 8519 allowed = (compareSignatures( 8520 bp.packageSetting.signatures.mSignatures, pkg.mSignatures) 8521 == PackageManager.SIGNATURE_MATCH) 8522 || (compareSignatures(mPlatformPackage.mSignatures, pkg.mSignatures) 8523 == PackageManager.SIGNATURE_MATCH); 8524 if (!allowed && (bp.protectionLevel 8525 & PermissionInfo.PROTECTION_FLAG_PRIVILEGED) != 0) { 8526 if (isSystemApp(pkg)) { 8527 // For updated system applications, a system permission 8528 // is granted only if it had been defined by the original application. 8529 if (pkg.isUpdatedSystemApp()) { 8530 final PackageSetting sysPs = mSettings 8531 .getDisabledSystemPkgLPr(pkg.packageName); 8532 if (sysPs.getPermissionsState().hasInstallPermission(perm)) { 8533 // If the original was granted this permission, we take 8534 // that grant decision as read and propagate it to the 8535 // update. 8536 if (sysPs.isPrivileged()) { 8537 allowed = true; 8538 } 8539 } else { 8540 // The system apk may have been updated with an older 8541 // version of the one on the data partition, but which 8542 // granted a new system permission that it didn't have 8543 // before. In this case we do want to allow the app to 8544 // now get the new permission if the ancestral apk is 8545 // privileged to get it. 8546 if (sysPs.pkg != null && sysPs.isPrivileged()) { 8547 for (int j=0; 8548 j<sysPs.pkg.requestedPermissions.size(); j++) { 8549 if (perm.equals( 8550 sysPs.pkg.requestedPermissions.get(j))) { 8551 allowed = true; 8552 break; 8553 } 8554 } 8555 } 8556 } 8557 } else { 8558 allowed = isPrivilegedApp(pkg); 8559 } 8560 } 8561 } 8562 if (!allowed) { 8563 if (!allowed && (bp.protectionLevel 8564 & PermissionInfo.PROTECTION_FLAG_PRE23) != 0 8565 && pkg.applicationInfo.targetSdkVersion < Build.VERSION_CODES.MNC) { 8566 // If this was a previously normal/dangerous permission that got moved 8567 // to a system permission as part of the runtime permission redesign, then 8568 // we still want to blindly grant it to old apps. 8569 allowed = true; 8570 } 8571 if (!allowed && (bp.protectionLevel & PermissionInfo.PROTECTION_FLAG_INSTALLER) != 0 8572 && pkg.packageName.equals(mRequiredInstallerPackage)) { 8573 // If this permission is to be granted to the system installer and 8574 // this app is an installer, then it gets the permission. 8575 allowed = true; 8576 } 8577 if (!allowed && (bp.protectionLevel & PermissionInfo.PROTECTION_FLAG_VERIFIER) != 0 8578 && pkg.packageName.equals(mRequiredVerifierPackage)) { 8579 // If this permission is to be granted to the system verifier and 8580 // this app is a verifier, then it gets the permission. 8581 allowed = true; 8582 } 8583 if (!allowed && (bp.protectionLevel 8584 & PermissionInfo.PROTECTION_FLAG_PREINSTALLED) != 0 8585 && isSystemApp(pkg)) { 8586 // Any pre-installed system app is allowed to get this permission. 8587 allowed = true; 8588 } 8589 if (!allowed && (bp.protectionLevel 8590 & PermissionInfo.PROTECTION_FLAG_DEVELOPMENT) != 0) { 8591 // For development permissions, a development permission 8592 // is granted only if it was already granted. 8593 allowed = origPermissions.hasInstallPermission(perm); 8594 } 8595 } 8596 return allowed; 8597 } 8598 8599 final class ActivityIntentResolver 8600 extends IntentResolver<PackageParser.ActivityIntentInfo, ResolveInfo> { 8601 public List<ResolveInfo> queryIntent(Intent intent, String resolvedType, 8602 boolean defaultOnly, int userId) { 8603 if (!sUserManager.exists(userId)) return null; 8604 mFlags = defaultOnly ? PackageManager.MATCH_DEFAULT_ONLY : 0; 8605 return super.queryIntent(intent, resolvedType, defaultOnly, userId); 8606 } 8607 8608 public List<ResolveInfo> queryIntent(Intent intent, String resolvedType, int flags, 8609 int userId) { 8610 if (!sUserManager.exists(userId)) return null; 8611 mFlags = flags; 8612 return super.queryIntent(intent, resolvedType, 8613 (flags & PackageManager.MATCH_DEFAULT_ONLY) != 0, userId); 8614 } 8615 8616 public List<ResolveInfo> queryIntentForPackage(Intent intent, String resolvedType, 8617 int flags, ArrayList<PackageParser.Activity> packageActivities, int userId) { 8618 if (!sUserManager.exists(userId)) return null; 8619 if (packageActivities == null) { 8620 return null; 8621 } 8622 mFlags = flags; 8623 final boolean defaultOnly = (flags&PackageManager.MATCH_DEFAULT_ONLY) != 0; 8624 final int N = packageActivities.size(); 8625 ArrayList<PackageParser.ActivityIntentInfo[]> listCut = 8626 new ArrayList<PackageParser.ActivityIntentInfo[]>(N); 8627 8628 ArrayList<PackageParser.ActivityIntentInfo> intentFilters; 8629 for (int i = 0; i < N; ++i) { 8630 intentFilters = packageActivities.get(i).intents; 8631 if (intentFilters != null && intentFilters.size() > 0) { 8632 PackageParser.ActivityIntentInfo[] array = 8633 new PackageParser.ActivityIntentInfo[intentFilters.size()]; 8634 intentFilters.toArray(array); 8635 listCut.add(array); 8636 } 8637 } 8638 return super.queryIntentFromList(intent, resolvedType, defaultOnly, listCut, userId); 8639 } 8640 8641 public final void addActivity(PackageParser.Activity a, String type) { 8642 final boolean systemApp = a.info.applicationInfo.isSystemApp(); 8643 mActivities.put(a.getComponentName(), a); 8644 if (DEBUG_SHOW_INFO) 8645 Log.v( 8646 TAG, " " + type + " " + 8647 (a.info.nonLocalizedLabel != null ? a.info.nonLocalizedLabel : a.info.name) + ":"); 8648 if (DEBUG_SHOW_INFO) 8649 Log.v(TAG, " Class=" + a.info.name); 8650 final int NI = a.intents.size(); 8651 for (int j=0; j<NI; j++) { 8652 PackageParser.ActivityIntentInfo intent = a.intents.get(j); 8653 if (!systemApp && intent.getPriority() > 0 && "activity".equals(type)) { 8654 intent.setPriority(0); 8655 Log.w(TAG, "Package " + a.info.applicationInfo.packageName + " has activity " 8656 + a.className + " with priority > 0, forcing to 0"); 8657 } 8658 if (DEBUG_SHOW_INFO) { 8659 Log.v(TAG, " IntentFilter:"); 8660 intent.dump(new LogPrinter(Log.VERBOSE, TAG), " "); 8661 } 8662 if (!intent.debugCheck()) { 8663 Log.w(TAG, "==> For Activity " + a.info.name); 8664 } 8665 addFilter(intent); 8666 } 8667 } 8668 8669 public final void removeActivity(PackageParser.Activity a, String type) { 8670 mActivities.remove(a.getComponentName()); 8671 if (DEBUG_SHOW_INFO) { 8672 Log.v(TAG, " " + type + " " 8673 + (a.info.nonLocalizedLabel != null ? a.info.nonLocalizedLabel 8674 : a.info.name) + ":"); 8675 Log.v(TAG, " Class=" + a.info.name); 8676 } 8677 final int NI = a.intents.size(); 8678 for (int j=0; j<NI; j++) { 8679 PackageParser.ActivityIntentInfo intent = a.intents.get(j); 8680 if (DEBUG_SHOW_INFO) { 8681 Log.v(TAG, " IntentFilter:"); 8682 intent.dump(new LogPrinter(Log.VERBOSE, TAG), " "); 8683 } 8684 removeFilter(intent); 8685 } 8686 } 8687 8688 @Override 8689 protected boolean allowFilterResult( 8690 PackageParser.ActivityIntentInfo filter, List<ResolveInfo> dest) { 8691 ActivityInfo filterAi = filter.activity.info; 8692 for (int i=dest.size()-1; i>=0; i--) { 8693 ActivityInfo destAi = dest.get(i).activityInfo; 8694 if (destAi.name == filterAi.name 8695 && destAi.packageName == filterAi.packageName) { 8696 return false; 8697 } 8698 } 8699 return true; 8700 } 8701 8702 @Override 8703 protected ActivityIntentInfo[] newArray(int size) { 8704 return new ActivityIntentInfo[size]; 8705 } 8706 8707 @Override 8708 protected boolean isFilterStopped(PackageParser.ActivityIntentInfo filter, int userId) { 8709 if (!sUserManager.exists(userId)) return true; 8710 PackageParser.Package p = filter.activity.owner; 8711 if (p != null) { 8712 PackageSetting ps = (PackageSetting)p.mExtras; 8713 if (ps != null) { 8714 // System apps are never considered stopped for purposes of 8715 // filtering, because there may be no way for the user to 8716 // actually re-launch them. 8717 return (ps.pkgFlags&ApplicationInfo.FLAG_SYSTEM) == 0 8718 && ps.getStopped(userId); 8719 } 8720 } 8721 return false; 8722 } 8723 8724 @Override 8725 protected boolean isPackageForFilter(String packageName, 8726 PackageParser.ActivityIntentInfo info) { 8727 return packageName.equals(info.activity.owner.packageName); 8728 } 8729 8730 @Override 8731 protected ResolveInfo newResult(PackageParser.ActivityIntentInfo info, 8732 int match, int userId) { 8733 if (!sUserManager.exists(userId)) return null; 8734 if (!mSettings.isEnabledLPr(info.activity.info, mFlags, userId)) { 8735 return null; 8736 } 8737 final PackageParser.Activity activity = info.activity; 8738 if (mSafeMode && (activity.info.applicationInfo.flags 8739 &ApplicationInfo.FLAG_SYSTEM) == 0) { 8740 return null; 8741 } 8742 PackageSetting ps = (PackageSetting) activity.owner.mExtras; 8743 if (ps == null) { 8744 return null; 8745 } 8746 ActivityInfo ai = PackageParser.generateActivityInfo(activity, mFlags, 8747 ps.readUserState(userId), userId); 8748 if (ai == null) { 8749 return null; 8750 } 8751 final ResolveInfo res = new ResolveInfo(); 8752 res.activityInfo = ai; 8753 if ((mFlags&PackageManager.GET_RESOLVED_FILTER) != 0) { 8754 res.filter = info; 8755 } 8756 if (info != null) { 8757 res.handleAllWebDataURI = info.handleAllWebDataURI(); 8758 } 8759 res.priority = info.getPriority(); 8760 res.preferredOrder = activity.owner.mPreferredOrder; 8761 //System.out.println("Result: " + res.activityInfo.className + 8762 // " = " + res.priority); 8763 res.match = match; 8764 res.isDefault = info.hasDefault; 8765 res.labelRes = info.labelRes; 8766 res.nonLocalizedLabel = info.nonLocalizedLabel; 8767 if (userNeedsBadging(userId)) { 8768 res.noResourceId = true; 8769 } else { 8770 res.icon = info.icon; 8771 } 8772 res.iconResourceId = info.icon; 8773 res.system = res.activityInfo.applicationInfo.isSystemApp(); 8774 return res; 8775 } 8776 8777 @Override 8778 protected void sortResults(List<ResolveInfo> results) { 8779 Collections.sort(results, mResolvePrioritySorter); 8780 } 8781 8782 @Override 8783 protected void dumpFilter(PrintWriter out, String prefix, 8784 PackageParser.ActivityIntentInfo filter) { 8785 out.print(prefix); out.print( 8786 Integer.toHexString(System.identityHashCode(filter.activity))); 8787 out.print(' '); 8788 filter.activity.printComponentShortName(out); 8789 out.print(" filter "); 8790 out.println(Integer.toHexString(System.identityHashCode(filter))); 8791 } 8792 8793 @Override 8794 protected Object filterToLabel(PackageParser.ActivityIntentInfo filter) { 8795 return filter.activity; 8796 } 8797 8798 protected void dumpFilterLabel(PrintWriter out, String prefix, Object label, int count) { 8799 PackageParser.Activity activity = (PackageParser.Activity)label; 8800 out.print(prefix); out.print( 8801 Integer.toHexString(System.identityHashCode(activity))); 8802 out.print(' '); 8803 activity.printComponentShortName(out); 8804 if (count > 1) { 8805 out.print(" ("); out.print(count); out.print(" filters)"); 8806 } 8807 out.println(); 8808 } 8809 8810// List<ResolveInfo> filterEnabled(List<ResolveInfo> resolveInfoList) { 8811// final Iterator<ResolveInfo> i = resolveInfoList.iterator(); 8812// final List<ResolveInfo> retList = Lists.newArrayList(); 8813// while (i.hasNext()) { 8814// final ResolveInfo resolveInfo = i.next(); 8815// if (isEnabledLP(resolveInfo.activityInfo)) { 8816// retList.add(resolveInfo); 8817// } 8818// } 8819// return retList; 8820// } 8821 8822 // Keys are String (activity class name), values are Activity. 8823 private final ArrayMap<ComponentName, PackageParser.Activity> mActivities 8824 = new ArrayMap<ComponentName, PackageParser.Activity>(); 8825 private int mFlags; 8826 } 8827 8828 private final class ServiceIntentResolver 8829 extends IntentResolver<PackageParser.ServiceIntentInfo, ResolveInfo> { 8830 public List<ResolveInfo> queryIntent(Intent intent, String resolvedType, 8831 boolean defaultOnly, int userId) { 8832 mFlags = defaultOnly ? PackageManager.MATCH_DEFAULT_ONLY : 0; 8833 return super.queryIntent(intent, resolvedType, defaultOnly, userId); 8834 } 8835 8836 public List<ResolveInfo> queryIntent(Intent intent, String resolvedType, int flags, 8837 int userId) { 8838 if (!sUserManager.exists(userId)) return null; 8839 mFlags = flags; 8840 return super.queryIntent(intent, resolvedType, 8841 (flags & PackageManager.MATCH_DEFAULT_ONLY) != 0, userId); 8842 } 8843 8844 public List<ResolveInfo> queryIntentForPackage(Intent intent, String resolvedType, 8845 int flags, ArrayList<PackageParser.Service> packageServices, int userId) { 8846 if (!sUserManager.exists(userId)) return null; 8847 if (packageServices == null) { 8848 return null; 8849 } 8850 mFlags = flags; 8851 final boolean defaultOnly = (flags&PackageManager.MATCH_DEFAULT_ONLY) != 0; 8852 final int N = packageServices.size(); 8853 ArrayList<PackageParser.ServiceIntentInfo[]> listCut = 8854 new ArrayList<PackageParser.ServiceIntentInfo[]>(N); 8855 8856 ArrayList<PackageParser.ServiceIntentInfo> intentFilters; 8857 for (int i = 0; i < N; ++i) { 8858 intentFilters = packageServices.get(i).intents; 8859 if (intentFilters != null && intentFilters.size() > 0) { 8860 PackageParser.ServiceIntentInfo[] array = 8861 new PackageParser.ServiceIntentInfo[intentFilters.size()]; 8862 intentFilters.toArray(array); 8863 listCut.add(array); 8864 } 8865 } 8866 return super.queryIntentFromList(intent, resolvedType, defaultOnly, listCut, userId); 8867 } 8868 8869 public final void addService(PackageParser.Service s) { 8870 mServices.put(s.getComponentName(), s); 8871 if (DEBUG_SHOW_INFO) { 8872 Log.v(TAG, " " 8873 + (s.info.nonLocalizedLabel != null 8874 ? s.info.nonLocalizedLabel : s.info.name) + ":"); 8875 Log.v(TAG, " Class=" + s.info.name); 8876 } 8877 final int NI = s.intents.size(); 8878 int j; 8879 for (j=0; j<NI; j++) { 8880 PackageParser.ServiceIntentInfo intent = s.intents.get(j); 8881 if (DEBUG_SHOW_INFO) { 8882 Log.v(TAG, " IntentFilter:"); 8883 intent.dump(new LogPrinter(Log.VERBOSE, TAG), " "); 8884 } 8885 if (!intent.debugCheck()) { 8886 Log.w(TAG, "==> For Service " + s.info.name); 8887 } 8888 addFilter(intent); 8889 } 8890 } 8891 8892 public final void removeService(PackageParser.Service s) { 8893 mServices.remove(s.getComponentName()); 8894 if (DEBUG_SHOW_INFO) { 8895 Log.v(TAG, " " + (s.info.nonLocalizedLabel != null 8896 ? s.info.nonLocalizedLabel : s.info.name) + ":"); 8897 Log.v(TAG, " Class=" + s.info.name); 8898 } 8899 final int NI = s.intents.size(); 8900 int j; 8901 for (j=0; j<NI; j++) { 8902 PackageParser.ServiceIntentInfo intent = s.intents.get(j); 8903 if (DEBUG_SHOW_INFO) { 8904 Log.v(TAG, " IntentFilter:"); 8905 intent.dump(new LogPrinter(Log.VERBOSE, TAG), " "); 8906 } 8907 removeFilter(intent); 8908 } 8909 } 8910 8911 @Override 8912 protected boolean allowFilterResult( 8913 PackageParser.ServiceIntentInfo filter, List<ResolveInfo> dest) { 8914 ServiceInfo filterSi = filter.service.info; 8915 for (int i=dest.size()-1; i>=0; i--) { 8916 ServiceInfo destAi = dest.get(i).serviceInfo; 8917 if (destAi.name == filterSi.name 8918 && destAi.packageName == filterSi.packageName) { 8919 return false; 8920 } 8921 } 8922 return true; 8923 } 8924 8925 @Override 8926 protected PackageParser.ServiceIntentInfo[] newArray(int size) { 8927 return new PackageParser.ServiceIntentInfo[size]; 8928 } 8929 8930 @Override 8931 protected boolean isFilterStopped(PackageParser.ServiceIntentInfo filter, int userId) { 8932 if (!sUserManager.exists(userId)) return true; 8933 PackageParser.Package p = filter.service.owner; 8934 if (p != null) { 8935 PackageSetting ps = (PackageSetting)p.mExtras; 8936 if (ps != null) { 8937 // System apps are never considered stopped for purposes of 8938 // filtering, because there may be no way for the user to 8939 // actually re-launch them. 8940 return (ps.pkgFlags & ApplicationInfo.FLAG_SYSTEM) == 0 8941 && ps.getStopped(userId); 8942 } 8943 } 8944 return false; 8945 } 8946 8947 @Override 8948 protected boolean isPackageForFilter(String packageName, 8949 PackageParser.ServiceIntentInfo info) { 8950 return packageName.equals(info.service.owner.packageName); 8951 } 8952 8953 @Override 8954 protected ResolveInfo newResult(PackageParser.ServiceIntentInfo filter, 8955 int match, int userId) { 8956 if (!sUserManager.exists(userId)) return null; 8957 final PackageParser.ServiceIntentInfo info = (PackageParser.ServiceIntentInfo)filter; 8958 if (!mSettings.isEnabledLPr(info.service.info, mFlags, userId)) { 8959 return null; 8960 } 8961 final PackageParser.Service service = info.service; 8962 if (mSafeMode && (service.info.applicationInfo.flags 8963 &ApplicationInfo.FLAG_SYSTEM) == 0) { 8964 return null; 8965 } 8966 PackageSetting ps = (PackageSetting) service.owner.mExtras; 8967 if (ps == null) { 8968 return null; 8969 } 8970 ServiceInfo si = PackageParser.generateServiceInfo(service, mFlags, 8971 ps.readUserState(userId), userId); 8972 if (si == null) { 8973 return null; 8974 } 8975 final ResolveInfo res = new ResolveInfo(); 8976 res.serviceInfo = si; 8977 if ((mFlags&PackageManager.GET_RESOLVED_FILTER) != 0) { 8978 res.filter = filter; 8979 } 8980 res.priority = info.getPriority(); 8981 res.preferredOrder = service.owner.mPreferredOrder; 8982 res.match = match; 8983 res.isDefault = info.hasDefault; 8984 res.labelRes = info.labelRes; 8985 res.nonLocalizedLabel = info.nonLocalizedLabel; 8986 res.icon = info.icon; 8987 res.system = res.serviceInfo.applicationInfo.isSystemApp(); 8988 return res; 8989 } 8990 8991 @Override 8992 protected void sortResults(List<ResolveInfo> results) { 8993 Collections.sort(results, mResolvePrioritySorter); 8994 } 8995 8996 @Override 8997 protected void dumpFilter(PrintWriter out, String prefix, 8998 PackageParser.ServiceIntentInfo filter) { 8999 out.print(prefix); out.print( 9000 Integer.toHexString(System.identityHashCode(filter.service))); 9001 out.print(' '); 9002 filter.service.printComponentShortName(out); 9003 out.print(" filter "); 9004 out.println(Integer.toHexString(System.identityHashCode(filter))); 9005 } 9006 9007 @Override 9008 protected Object filterToLabel(PackageParser.ServiceIntentInfo filter) { 9009 return filter.service; 9010 } 9011 9012 protected void dumpFilterLabel(PrintWriter out, String prefix, Object label, int count) { 9013 PackageParser.Service service = (PackageParser.Service)label; 9014 out.print(prefix); out.print( 9015 Integer.toHexString(System.identityHashCode(service))); 9016 out.print(' '); 9017 service.printComponentShortName(out); 9018 if (count > 1) { 9019 out.print(" ("); out.print(count); out.print(" filters)"); 9020 } 9021 out.println(); 9022 } 9023 9024// List<ResolveInfo> filterEnabled(List<ResolveInfo> resolveInfoList) { 9025// final Iterator<ResolveInfo> i = resolveInfoList.iterator(); 9026// final List<ResolveInfo> retList = Lists.newArrayList(); 9027// while (i.hasNext()) { 9028// final ResolveInfo resolveInfo = (ResolveInfo) i; 9029// if (isEnabledLP(resolveInfo.serviceInfo)) { 9030// retList.add(resolveInfo); 9031// } 9032// } 9033// return retList; 9034// } 9035 9036 // Keys are String (activity class name), values are Activity. 9037 private final ArrayMap<ComponentName, PackageParser.Service> mServices 9038 = new ArrayMap<ComponentName, PackageParser.Service>(); 9039 private int mFlags; 9040 }; 9041 9042 private final class ProviderIntentResolver 9043 extends IntentResolver<PackageParser.ProviderIntentInfo, ResolveInfo> { 9044 public List<ResolveInfo> queryIntent(Intent intent, String resolvedType, 9045 boolean defaultOnly, int userId) { 9046 mFlags = defaultOnly ? PackageManager.MATCH_DEFAULT_ONLY : 0; 9047 return super.queryIntent(intent, resolvedType, defaultOnly, userId); 9048 } 9049 9050 public List<ResolveInfo> queryIntent(Intent intent, String resolvedType, int flags, 9051 int userId) { 9052 if (!sUserManager.exists(userId)) 9053 return null; 9054 mFlags = flags; 9055 return super.queryIntent(intent, resolvedType, 9056 (flags & PackageManager.MATCH_DEFAULT_ONLY) != 0, userId); 9057 } 9058 9059 public List<ResolveInfo> queryIntentForPackage(Intent intent, String resolvedType, 9060 int flags, ArrayList<PackageParser.Provider> packageProviders, int userId) { 9061 if (!sUserManager.exists(userId)) 9062 return null; 9063 if (packageProviders == null) { 9064 return null; 9065 } 9066 mFlags = flags; 9067 final boolean defaultOnly = (flags & PackageManager.MATCH_DEFAULT_ONLY) != 0; 9068 final int N = packageProviders.size(); 9069 ArrayList<PackageParser.ProviderIntentInfo[]> listCut = 9070 new ArrayList<PackageParser.ProviderIntentInfo[]>(N); 9071 9072 ArrayList<PackageParser.ProviderIntentInfo> intentFilters; 9073 for (int i = 0; i < N; ++i) { 9074 intentFilters = packageProviders.get(i).intents; 9075 if (intentFilters != null && intentFilters.size() > 0) { 9076 PackageParser.ProviderIntentInfo[] array = 9077 new PackageParser.ProviderIntentInfo[intentFilters.size()]; 9078 intentFilters.toArray(array); 9079 listCut.add(array); 9080 } 9081 } 9082 return super.queryIntentFromList(intent, resolvedType, defaultOnly, listCut, userId); 9083 } 9084 9085 public final void addProvider(PackageParser.Provider p) { 9086 if (mProviders.containsKey(p.getComponentName())) { 9087 Slog.w(TAG, "Provider " + p.getComponentName() + " already defined; ignoring"); 9088 return; 9089 } 9090 9091 mProviders.put(p.getComponentName(), p); 9092 if (DEBUG_SHOW_INFO) { 9093 Log.v(TAG, " " 9094 + (p.info.nonLocalizedLabel != null 9095 ? p.info.nonLocalizedLabel : p.info.name) + ":"); 9096 Log.v(TAG, " Class=" + p.info.name); 9097 } 9098 final int NI = p.intents.size(); 9099 int j; 9100 for (j = 0; j < NI; j++) { 9101 PackageParser.ProviderIntentInfo intent = p.intents.get(j); 9102 if (DEBUG_SHOW_INFO) { 9103 Log.v(TAG, " IntentFilter:"); 9104 intent.dump(new LogPrinter(Log.VERBOSE, TAG), " "); 9105 } 9106 if (!intent.debugCheck()) { 9107 Log.w(TAG, "==> For Provider " + p.info.name); 9108 } 9109 addFilter(intent); 9110 } 9111 } 9112 9113 public final void removeProvider(PackageParser.Provider p) { 9114 mProviders.remove(p.getComponentName()); 9115 if (DEBUG_SHOW_INFO) { 9116 Log.v(TAG, " " + (p.info.nonLocalizedLabel != null 9117 ? p.info.nonLocalizedLabel : p.info.name) + ":"); 9118 Log.v(TAG, " Class=" + p.info.name); 9119 } 9120 final int NI = p.intents.size(); 9121 int j; 9122 for (j = 0; j < NI; j++) { 9123 PackageParser.ProviderIntentInfo intent = p.intents.get(j); 9124 if (DEBUG_SHOW_INFO) { 9125 Log.v(TAG, " IntentFilter:"); 9126 intent.dump(new LogPrinter(Log.VERBOSE, TAG), " "); 9127 } 9128 removeFilter(intent); 9129 } 9130 } 9131 9132 @Override 9133 protected boolean allowFilterResult( 9134 PackageParser.ProviderIntentInfo filter, List<ResolveInfo> dest) { 9135 ProviderInfo filterPi = filter.provider.info; 9136 for (int i = dest.size() - 1; i >= 0; i--) { 9137 ProviderInfo destPi = dest.get(i).providerInfo; 9138 if (destPi.name == filterPi.name 9139 && destPi.packageName == filterPi.packageName) { 9140 return false; 9141 } 9142 } 9143 return true; 9144 } 9145 9146 @Override 9147 protected PackageParser.ProviderIntentInfo[] newArray(int size) { 9148 return new PackageParser.ProviderIntentInfo[size]; 9149 } 9150 9151 @Override 9152 protected boolean isFilterStopped(PackageParser.ProviderIntentInfo filter, int userId) { 9153 if (!sUserManager.exists(userId)) 9154 return true; 9155 PackageParser.Package p = filter.provider.owner; 9156 if (p != null) { 9157 PackageSetting ps = (PackageSetting) p.mExtras; 9158 if (ps != null) { 9159 // System apps are never considered stopped for purposes of 9160 // filtering, because there may be no way for the user to 9161 // actually re-launch them. 9162 return (ps.pkgFlags & ApplicationInfo.FLAG_SYSTEM) == 0 9163 && ps.getStopped(userId); 9164 } 9165 } 9166 return false; 9167 } 9168 9169 @Override 9170 protected boolean isPackageForFilter(String packageName, 9171 PackageParser.ProviderIntentInfo info) { 9172 return packageName.equals(info.provider.owner.packageName); 9173 } 9174 9175 @Override 9176 protected ResolveInfo newResult(PackageParser.ProviderIntentInfo filter, 9177 int match, int userId) { 9178 if (!sUserManager.exists(userId)) 9179 return null; 9180 final PackageParser.ProviderIntentInfo info = filter; 9181 if (!mSettings.isEnabledLPr(info.provider.info, mFlags, userId)) { 9182 return null; 9183 } 9184 final PackageParser.Provider provider = info.provider; 9185 if (mSafeMode && (provider.info.applicationInfo.flags 9186 & ApplicationInfo.FLAG_SYSTEM) == 0) { 9187 return null; 9188 } 9189 PackageSetting ps = (PackageSetting) provider.owner.mExtras; 9190 if (ps == null) { 9191 return null; 9192 } 9193 ProviderInfo pi = PackageParser.generateProviderInfo(provider, mFlags, 9194 ps.readUserState(userId), userId); 9195 if (pi == null) { 9196 return null; 9197 } 9198 final ResolveInfo res = new ResolveInfo(); 9199 res.providerInfo = pi; 9200 if ((mFlags & PackageManager.GET_RESOLVED_FILTER) != 0) { 9201 res.filter = filter; 9202 } 9203 res.priority = info.getPriority(); 9204 res.preferredOrder = provider.owner.mPreferredOrder; 9205 res.match = match; 9206 res.isDefault = info.hasDefault; 9207 res.labelRes = info.labelRes; 9208 res.nonLocalizedLabel = info.nonLocalizedLabel; 9209 res.icon = info.icon; 9210 res.system = res.providerInfo.applicationInfo.isSystemApp(); 9211 return res; 9212 } 9213 9214 @Override 9215 protected void sortResults(List<ResolveInfo> results) { 9216 Collections.sort(results, mResolvePrioritySorter); 9217 } 9218 9219 @Override 9220 protected void dumpFilter(PrintWriter out, String prefix, 9221 PackageParser.ProviderIntentInfo filter) { 9222 out.print(prefix); 9223 out.print( 9224 Integer.toHexString(System.identityHashCode(filter.provider))); 9225 out.print(' '); 9226 filter.provider.printComponentShortName(out); 9227 out.print(" filter "); 9228 out.println(Integer.toHexString(System.identityHashCode(filter))); 9229 } 9230 9231 @Override 9232 protected Object filterToLabel(PackageParser.ProviderIntentInfo filter) { 9233 return filter.provider; 9234 } 9235 9236 protected void dumpFilterLabel(PrintWriter out, String prefix, Object label, int count) { 9237 PackageParser.Provider provider = (PackageParser.Provider)label; 9238 out.print(prefix); out.print( 9239 Integer.toHexString(System.identityHashCode(provider))); 9240 out.print(' '); 9241 provider.printComponentShortName(out); 9242 if (count > 1) { 9243 out.print(" ("); out.print(count); out.print(" filters)"); 9244 } 9245 out.println(); 9246 } 9247 9248 private final ArrayMap<ComponentName, PackageParser.Provider> mProviders 9249 = new ArrayMap<ComponentName, PackageParser.Provider>(); 9250 private int mFlags; 9251 }; 9252 9253 private static final Comparator<ResolveInfo> mResolvePrioritySorter = 9254 new Comparator<ResolveInfo>() { 9255 public int compare(ResolveInfo r1, ResolveInfo r2) { 9256 int v1 = r1.priority; 9257 int v2 = r2.priority; 9258 //System.out.println("Comparing: q1=" + q1 + " q2=" + q2); 9259 if (v1 != v2) { 9260 return (v1 > v2) ? -1 : 1; 9261 } 9262 v1 = r1.preferredOrder; 9263 v2 = r2.preferredOrder; 9264 if (v1 != v2) { 9265 return (v1 > v2) ? -1 : 1; 9266 } 9267 if (r1.isDefault != r2.isDefault) { 9268 return r1.isDefault ? -1 : 1; 9269 } 9270 v1 = r1.match; 9271 v2 = r2.match; 9272 //System.out.println("Comparing: m1=" + m1 + " m2=" + m2); 9273 if (v1 != v2) { 9274 return (v1 > v2) ? -1 : 1; 9275 } 9276 if (r1.system != r2.system) { 9277 return r1.system ? -1 : 1; 9278 } 9279 return 0; 9280 } 9281 }; 9282 9283 private static final Comparator<ProviderInfo> mProviderInitOrderSorter = 9284 new Comparator<ProviderInfo>() { 9285 public int compare(ProviderInfo p1, ProviderInfo p2) { 9286 final int v1 = p1.initOrder; 9287 final int v2 = p2.initOrder; 9288 return (v1 > v2) ? -1 : ((v1 < v2) ? 1 : 0); 9289 } 9290 }; 9291 9292 final void sendPackageBroadcast(final String action, final String pkg, 9293 final Bundle extras, final String targetPkg, final IIntentReceiver finishedReceiver, 9294 final int[] userIds) { 9295 mHandler.post(new Runnable() { 9296 @Override 9297 public void run() { 9298 try { 9299 final IActivityManager am = ActivityManagerNative.getDefault(); 9300 if (am == null) return; 9301 final int[] resolvedUserIds; 9302 if (userIds == null) { 9303 resolvedUserIds = am.getRunningUserIds(); 9304 } else { 9305 resolvedUserIds = userIds; 9306 } 9307 for (int id : resolvedUserIds) { 9308 final Intent intent = new Intent(action, 9309 pkg != null ? Uri.fromParts("package", pkg, null) : null); 9310 if (extras != null) { 9311 intent.putExtras(extras); 9312 } 9313 if (targetPkg != null) { 9314 intent.setPackage(targetPkg); 9315 } 9316 // Modify the UID when posting to other users 9317 int uid = intent.getIntExtra(Intent.EXTRA_UID, -1); 9318 if (uid > 0 && UserHandle.getUserId(uid) != id) { 9319 uid = UserHandle.getUid(id, UserHandle.getAppId(uid)); 9320 intent.putExtra(Intent.EXTRA_UID, uid); 9321 } 9322 intent.putExtra(Intent.EXTRA_USER_HANDLE, id); 9323 intent.addFlags(Intent.FLAG_RECEIVER_REGISTERED_ONLY_BEFORE_BOOT); 9324 if (DEBUG_BROADCASTS) { 9325 RuntimeException here = new RuntimeException("here"); 9326 here.fillInStackTrace(); 9327 Slog.d(TAG, "Sending to user " + id + ": " 9328 + intent.toShortString(false, true, false, false) 9329 + " " + intent.getExtras(), here); 9330 } 9331 am.broadcastIntent(null, intent, null, finishedReceiver, 9332 0, null, null, null, android.app.AppOpsManager.OP_NONE, 9333 null, finishedReceiver != null, false, id); 9334 } 9335 } catch (RemoteException ex) { 9336 } 9337 } 9338 }); 9339 } 9340 9341 /** 9342 * Check if the external storage media is available. This is true if there 9343 * is a mounted external storage medium or if the external storage is 9344 * emulated. 9345 */ 9346 private boolean isExternalMediaAvailable() { 9347 return mMediaMounted || Environment.isExternalStorageEmulated(); 9348 } 9349 9350 @Override 9351 public PackageCleanItem nextPackageToClean(PackageCleanItem lastPackage) { 9352 // writer 9353 synchronized (mPackages) { 9354 if (!isExternalMediaAvailable()) { 9355 // If the external storage is no longer mounted at this point, 9356 // the caller may not have been able to delete all of this 9357 // packages files and can not delete any more. Bail. 9358 return null; 9359 } 9360 final ArrayList<PackageCleanItem> pkgs = mSettings.mPackagesToBeCleaned; 9361 if (lastPackage != null) { 9362 pkgs.remove(lastPackage); 9363 } 9364 if (pkgs.size() > 0) { 9365 return pkgs.get(0); 9366 } 9367 } 9368 return null; 9369 } 9370 9371 void schedulePackageCleaning(String packageName, int userId, boolean andCode) { 9372 final Message msg = mHandler.obtainMessage(START_CLEANING_PACKAGE, 9373 userId, andCode ? 1 : 0, packageName); 9374 if (mSystemReady) { 9375 msg.sendToTarget(); 9376 } else { 9377 if (mPostSystemReadyMessages == null) { 9378 mPostSystemReadyMessages = new ArrayList<>(); 9379 } 9380 mPostSystemReadyMessages.add(msg); 9381 } 9382 } 9383 9384 void startCleaningPackages() { 9385 // reader 9386 synchronized (mPackages) { 9387 if (!isExternalMediaAvailable()) { 9388 return; 9389 } 9390 if (mSettings.mPackagesToBeCleaned.isEmpty()) { 9391 return; 9392 } 9393 } 9394 Intent intent = new Intent(PackageManager.ACTION_CLEAN_EXTERNAL_STORAGE); 9395 intent.setComponent(DEFAULT_CONTAINER_COMPONENT); 9396 IActivityManager am = ActivityManagerNative.getDefault(); 9397 if (am != null) { 9398 try { 9399 am.startService(null, intent, null, mContext.getOpPackageName(), 9400 UserHandle.USER_OWNER); 9401 } catch (RemoteException e) { 9402 } 9403 } 9404 } 9405 9406 @Override 9407 public void installPackage(String originPath, IPackageInstallObserver2 observer, 9408 int installFlags, String installerPackageName, VerificationParams verificationParams, 9409 String packageAbiOverride) { 9410 installPackageAsUser(originPath, observer, installFlags, installerPackageName, 9411 verificationParams, packageAbiOverride, UserHandle.getCallingUserId()); 9412 } 9413 9414 @Override 9415 public void installPackageAsUser(String originPath, IPackageInstallObserver2 observer, 9416 int installFlags, String installerPackageName, VerificationParams verificationParams, 9417 String packageAbiOverride, int userId) { 9418 mContext.enforceCallingOrSelfPermission(android.Manifest.permission.INSTALL_PACKAGES, null); 9419 9420 final int callingUid = Binder.getCallingUid(); 9421 enforceCrossUserPermission(callingUid, userId, true, true, "installPackageAsUser"); 9422 9423 if (isUserRestricted(userId, UserManager.DISALLOW_INSTALL_APPS)) { 9424 try { 9425 if (observer != null) { 9426 observer.onPackageInstalled("", INSTALL_FAILED_USER_RESTRICTED, null, null); 9427 } 9428 } catch (RemoteException re) { 9429 } 9430 return; 9431 } 9432 9433 if ((callingUid == Process.SHELL_UID) || (callingUid == Process.ROOT_UID)) { 9434 installFlags |= PackageManager.INSTALL_FROM_ADB; 9435 9436 } else { 9437 // Caller holds INSTALL_PACKAGES permission, so we're less strict 9438 // about installerPackageName. 9439 9440 installFlags &= ~PackageManager.INSTALL_FROM_ADB; 9441 installFlags &= ~PackageManager.INSTALL_ALL_USERS; 9442 } 9443 9444 UserHandle user; 9445 if ((installFlags & PackageManager.INSTALL_ALL_USERS) != 0) { 9446 user = UserHandle.ALL; 9447 } else { 9448 user = new UserHandle(userId); 9449 } 9450 9451 // Only system components can circumvent runtime permissions when installing. 9452 if ((installFlags & PackageManager.INSTALL_GRANT_RUNTIME_PERMISSIONS) != 0 9453 && mContext.checkCallingOrSelfPermission(Manifest.permission 9454 .INSTALL_GRANT_RUNTIME_PERMISSIONS) == PackageManager.PERMISSION_DENIED) { 9455 throw new SecurityException("You need the " 9456 + "android.permission.INSTALL_GRANT_RUNTIME_PERMISSIONS permission " 9457 + "to use the PackageManager.INSTALL_GRANT_RUNTIME_PERMISSIONS flag"); 9458 } 9459 9460 verificationParams.setInstallerUid(callingUid); 9461 9462 final File originFile = new File(originPath); 9463 final OriginInfo origin = OriginInfo.fromUntrustedFile(originFile); 9464 9465 final Message msg = mHandler.obtainMessage(INIT_COPY); 9466 msg.obj = new InstallParams(origin, null, observer, installFlags, installerPackageName, 9467 null, verificationParams, user, packageAbiOverride, null); 9468 mHandler.sendMessage(msg); 9469 } 9470 9471 void installStage(String packageName, File stagedDir, String stagedCid, 9472 IPackageInstallObserver2 observer, PackageInstaller.SessionParams params, 9473 String installerPackageName, int installerUid, UserHandle user) { 9474 final VerificationParams verifParams = new VerificationParams(null, params.originatingUri, 9475 params.referrerUri, installerUid, null); 9476 verifParams.setInstallerUid(installerUid); 9477 9478 final OriginInfo origin; 9479 if (stagedDir != null) { 9480 origin = OriginInfo.fromStagedFile(stagedDir); 9481 } else { 9482 origin = OriginInfo.fromStagedContainer(stagedCid); 9483 } 9484 9485 final Message msg = mHandler.obtainMessage(INIT_COPY); 9486 msg.obj = new InstallParams(origin, null, observer, params.installFlags, 9487 installerPackageName, params.volumeUuid, verifParams, user, params.abiOverride, 9488 params.grantedRuntimePermissions); 9489 mHandler.sendMessage(msg); 9490 } 9491 9492 private void sendPackageAddedForUser(String packageName, PackageSetting pkgSetting, int userId) { 9493 Bundle extras = new Bundle(1); 9494 extras.putInt(Intent.EXTRA_UID, UserHandle.getUid(userId, pkgSetting.appId)); 9495 9496 sendPackageBroadcast(Intent.ACTION_PACKAGE_ADDED, 9497 packageName, extras, null, null, new int[] {userId}); 9498 try { 9499 IActivityManager am = ActivityManagerNative.getDefault(); 9500 final boolean isSystem = 9501 isSystemApp(pkgSetting) || isUpdatedSystemApp(pkgSetting); 9502 if (isSystem && am.isUserRunning(userId, false)) { 9503 // The just-installed/enabled app is bundled on the system, so presumed 9504 // to be able to run automatically without needing an explicit launch. 9505 // Send it a BOOT_COMPLETED if it would ordinarily have gotten one. 9506 Intent bcIntent = new Intent(Intent.ACTION_BOOT_COMPLETED) 9507 .addFlags(Intent.FLAG_INCLUDE_STOPPED_PACKAGES) 9508 .setPackage(packageName); 9509 am.broadcastIntent(null, bcIntent, null, null, 0, null, null, null, 9510 android.app.AppOpsManager.OP_NONE, null, false, false, userId); 9511 } 9512 } catch (RemoteException e) { 9513 // shouldn't happen 9514 Slog.w(TAG, "Unable to bootstrap installed package", e); 9515 } 9516 } 9517 9518 @Override 9519 public boolean setApplicationHiddenSettingAsUser(String packageName, boolean hidden, 9520 int userId) { 9521 mContext.enforceCallingOrSelfPermission(android.Manifest.permission.MANAGE_USERS, null); 9522 PackageSetting pkgSetting; 9523 final int uid = Binder.getCallingUid(); 9524 enforceCrossUserPermission(uid, userId, true, true, 9525 "setApplicationHiddenSetting for user " + userId); 9526 9527 if (hidden && isPackageDeviceAdmin(packageName, userId)) { 9528 Slog.w(TAG, "Not hiding package " + packageName + ": has active device admin"); 9529 return false; 9530 } 9531 9532 long callingId = Binder.clearCallingIdentity(); 9533 try { 9534 boolean sendAdded = false; 9535 boolean sendRemoved = false; 9536 // writer 9537 synchronized (mPackages) { 9538 pkgSetting = mSettings.mPackages.get(packageName); 9539 if (pkgSetting == null) { 9540 return false; 9541 } 9542 if (pkgSetting.getHidden(userId) != hidden) { 9543 pkgSetting.setHidden(hidden, userId); 9544 mSettings.writePackageRestrictionsLPr(userId); 9545 if (hidden) { 9546 sendRemoved = true; 9547 } else { 9548 sendAdded = true; 9549 } 9550 } 9551 } 9552 if (sendAdded) { 9553 sendPackageAddedForUser(packageName, pkgSetting, userId); 9554 return true; 9555 } 9556 if (sendRemoved) { 9557 killApplication(packageName, UserHandle.getUid(userId, pkgSetting.appId), 9558 "hiding pkg"); 9559 sendApplicationHiddenForUser(packageName, pkgSetting, userId); 9560 } 9561 } finally { 9562 Binder.restoreCallingIdentity(callingId); 9563 } 9564 return false; 9565 } 9566 9567 private void sendApplicationHiddenForUser(String packageName, PackageSetting pkgSetting, 9568 int userId) { 9569 final PackageRemovedInfo info = new PackageRemovedInfo(); 9570 info.removedPackage = packageName; 9571 info.removedUsers = new int[] {userId}; 9572 info.uid = UserHandle.getUid(userId, pkgSetting.appId); 9573 info.sendBroadcast(false, false, false); 9574 } 9575 9576 /** 9577 * Returns true if application is not found or there was an error. Otherwise it returns 9578 * the hidden state of the package for the given user. 9579 */ 9580 @Override 9581 public boolean getApplicationHiddenSettingAsUser(String packageName, int userId) { 9582 mContext.enforceCallingOrSelfPermission(android.Manifest.permission.MANAGE_USERS, null); 9583 enforceCrossUserPermission(Binder.getCallingUid(), userId, true, 9584 false, "getApplicationHidden for user " + userId); 9585 PackageSetting pkgSetting; 9586 long callingId = Binder.clearCallingIdentity(); 9587 try { 9588 // writer 9589 synchronized (mPackages) { 9590 pkgSetting = mSettings.mPackages.get(packageName); 9591 if (pkgSetting == null) { 9592 return true; 9593 } 9594 return pkgSetting.getHidden(userId); 9595 } 9596 } finally { 9597 Binder.restoreCallingIdentity(callingId); 9598 } 9599 } 9600 9601 /** 9602 * @hide 9603 */ 9604 @Override 9605 public int installExistingPackageAsUser(String packageName, int userId) { 9606 mContext.enforceCallingOrSelfPermission(android.Manifest.permission.INSTALL_PACKAGES, 9607 null); 9608 PackageSetting pkgSetting; 9609 final int uid = Binder.getCallingUid(); 9610 enforceCrossUserPermission(uid, userId, true, true, "installExistingPackage for user " 9611 + userId); 9612 if (isUserRestricted(userId, UserManager.DISALLOW_INSTALL_APPS)) { 9613 return PackageManager.INSTALL_FAILED_USER_RESTRICTED; 9614 } 9615 9616 long callingId = Binder.clearCallingIdentity(); 9617 try { 9618 boolean sendAdded = false; 9619 9620 // writer 9621 synchronized (mPackages) { 9622 pkgSetting = mSettings.mPackages.get(packageName); 9623 if (pkgSetting == null) { 9624 return PackageManager.INSTALL_FAILED_INVALID_URI; 9625 } 9626 if (!pkgSetting.getInstalled(userId)) { 9627 pkgSetting.setInstalled(true, userId); 9628 pkgSetting.setHidden(false, userId); 9629 mSettings.writePackageRestrictionsLPr(userId); 9630 sendAdded = true; 9631 } 9632 } 9633 9634 if (sendAdded) { 9635 sendPackageAddedForUser(packageName, pkgSetting, userId); 9636 } 9637 } finally { 9638 Binder.restoreCallingIdentity(callingId); 9639 } 9640 9641 return PackageManager.INSTALL_SUCCEEDED; 9642 } 9643 9644 boolean isUserRestricted(int userId, String restrictionKey) { 9645 Bundle restrictions = sUserManager.getUserRestrictions(userId); 9646 if (restrictions.getBoolean(restrictionKey, false)) { 9647 Log.w(TAG, "User is restricted: " + restrictionKey); 9648 return true; 9649 } 9650 return false; 9651 } 9652 9653 @Override 9654 public void verifyPendingInstall(int id, int verificationCode) throws RemoteException { 9655 mContext.enforceCallingOrSelfPermission( 9656 android.Manifest.permission.PACKAGE_VERIFICATION_AGENT, 9657 "Only package verification agents can verify applications"); 9658 9659 final Message msg = mHandler.obtainMessage(PACKAGE_VERIFIED); 9660 final PackageVerificationResponse response = new PackageVerificationResponse( 9661 verificationCode, Binder.getCallingUid()); 9662 msg.arg1 = id; 9663 msg.obj = response; 9664 mHandler.sendMessage(msg); 9665 } 9666 9667 @Override 9668 public void extendVerificationTimeout(int id, int verificationCodeAtTimeout, 9669 long millisecondsToDelay) { 9670 mContext.enforceCallingOrSelfPermission( 9671 android.Manifest.permission.PACKAGE_VERIFICATION_AGENT, 9672 "Only package verification agents can extend verification timeouts"); 9673 9674 final PackageVerificationState state = mPendingVerification.get(id); 9675 final PackageVerificationResponse response = new PackageVerificationResponse( 9676 verificationCodeAtTimeout, Binder.getCallingUid()); 9677 9678 if (millisecondsToDelay > PackageManager.MAXIMUM_VERIFICATION_TIMEOUT) { 9679 millisecondsToDelay = PackageManager.MAXIMUM_VERIFICATION_TIMEOUT; 9680 } 9681 if (millisecondsToDelay < 0) { 9682 millisecondsToDelay = 0; 9683 } 9684 if ((verificationCodeAtTimeout != PackageManager.VERIFICATION_ALLOW) 9685 && (verificationCodeAtTimeout != PackageManager.VERIFICATION_REJECT)) { 9686 verificationCodeAtTimeout = PackageManager.VERIFICATION_REJECT; 9687 } 9688 9689 if ((state != null) && !state.timeoutExtended()) { 9690 state.extendTimeout(); 9691 9692 final Message msg = mHandler.obtainMessage(PACKAGE_VERIFIED); 9693 msg.arg1 = id; 9694 msg.obj = response; 9695 mHandler.sendMessageDelayed(msg, millisecondsToDelay); 9696 } 9697 } 9698 9699 private void broadcastPackageVerified(int verificationId, Uri packageUri, 9700 int verificationCode, UserHandle user) { 9701 final Intent intent = new Intent(Intent.ACTION_PACKAGE_VERIFIED); 9702 intent.setDataAndType(packageUri, PACKAGE_MIME_TYPE); 9703 intent.addFlags(Intent.FLAG_GRANT_READ_URI_PERMISSION); 9704 intent.putExtra(PackageManager.EXTRA_VERIFICATION_ID, verificationId); 9705 intent.putExtra(PackageManager.EXTRA_VERIFICATION_RESULT, verificationCode); 9706 9707 mContext.sendBroadcastAsUser(intent, user, 9708 android.Manifest.permission.PACKAGE_VERIFICATION_AGENT); 9709 } 9710 9711 private ComponentName matchComponentForVerifier(String packageName, 9712 List<ResolveInfo> receivers) { 9713 ActivityInfo targetReceiver = null; 9714 9715 final int NR = receivers.size(); 9716 for (int i = 0; i < NR; i++) { 9717 final ResolveInfo info = receivers.get(i); 9718 if (info.activityInfo == null) { 9719 continue; 9720 } 9721 9722 if (packageName.equals(info.activityInfo.packageName)) { 9723 targetReceiver = info.activityInfo; 9724 break; 9725 } 9726 } 9727 9728 if (targetReceiver == null) { 9729 return null; 9730 } 9731 9732 return new ComponentName(targetReceiver.packageName, targetReceiver.name); 9733 } 9734 9735 private List<ComponentName> matchVerifiers(PackageInfoLite pkgInfo, 9736 List<ResolveInfo> receivers, final PackageVerificationState verificationState) { 9737 if (pkgInfo.verifiers.length == 0) { 9738 return null; 9739 } 9740 9741 final int N = pkgInfo.verifiers.length; 9742 final List<ComponentName> sufficientVerifiers = new ArrayList<ComponentName>(N + 1); 9743 for (int i = 0; i < N; i++) { 9744 final VerifierInfo verifierInfo = pkgInfo.verifiers[i]; 9745 9746 final ComponentName comp = matchComponentForVerifier(verifierInfo.packageName, 9747 receivers); 9748 if (comp == null) { 9749 continue; 9750 } 9751 9752 final int verifierUid = getUidForVerifier(verifierInfo); 9753 if (verifierUid == -1) { 9754 continue; 9755 } 9756 9757 if (DEBUG_VERIFY) { 9758 Slog.d(TAG, "Added sufficient verifier " + verifierInfo.packageName 9759 + " with the correct signature"); 9760 } 9761 sufficientVerifiers.add(comp); 9762 verificationState.addSufficientVerifier(verifierUid); 9763 } 9764 9765 return sufficientVerifiers; 9766 } 9767 9768 private int getUidForVerifier(VerifierInfo verifierInfo) { 9769 synchronized (mPackages) { 9770 final PackageParser.Package pkg = mPackages.get(verifierInfo.packageName); 9771 if (pkg == null) { 9772 return -1; 9773 } else if (pkg.mSignatures.length != 1) { 9774 Slog.i(TAG, "Verifier package " + verifierInfo.packageName 9775 + " has more than one signature; ignoring"); 9776 return -1; 9777 } 9778 9779 /* 9780 * If the public key of the package's signature does not match 9781 * our expected public key, then this is a different package and 9782 * we should skip. 9783 */ 9784 9785 final byte[] expectedPublicKey; 9786 try { 9787 final Signature verifierSig = pkg.mSignatures[0]; 9788 final PublicKey publicKey = verifierSig.getPublicKey(); 9789 expectedPublicKey = publicKey.getEncoded(); 9790 } catch (CertificateException e) { 9791 return -1; 9792 } 9793 9794 final byte[] actualPublicKey = verifierInfo.publicKey.getEncoded(); 9795 9796 if (!Arrays.equals(actualPublicKey, expectedPublicKey)) { 9797 Slog.i(TAG, "Verifier package " + verifierInfo.packageName 9798 + " does not have the expected public key; ignoring"); 9799 return -1; 9800 } 9801 9802 return pkg.applicationInfo.uid; 9803 } 9804 } 9805 9806 @Override 9807 public void finishPackageInstall(int token) { 9808 enforceSystemOrRoot("Only the system is allowed to finish installs"); 9809 9810 if (DEBUG_INSTALL) { 9811 Slog.v(TAG, "BM finishing package install for " + token); 9812 } 9813 9814 final Message msg = mHandler.obtainMessage(POST_INSTALL, token, 0); 9815 mHandler.sendMessage(msg); 9816 } 9817 9818 /** 9819 * Get the verification agent timeout. 9820 * 9821 * @return verification timeout in milliseconds 9822 */ 9823 private long getVerificationTimeout() { 9824 return android.provider.Settings.Global.getLong(mContext.getContentResolver(), 9825 android.provider.Settings.Global.PACKAGE_VERIFIER_TIMEOUT, 9826 DEFAULT_VERIFICATION_TIMEOUT); 9827 } 9828 9829 /** 9830 * Get the default verification agent response code. 9831 * 9832 * @return default verification response code 9833 */ 9834 private int getDefaultVerificationResponse() { 9835 return android.provider.Settings.Global.getInt(mContext.getContentResolver(), 9836 android.provider.Settings.Global.PACKAGE_VERIFIER_DEFAULT_RESPONSE, 9837 DEFAULT_VERIFICATION_RESPONSE); 9838 } 9839 9840 /** 9841 * Check whether or not package verification has been enabled. 9842 * 9843 * @return true if verification should be performed 9844 */ 9845 private boolean isVerificationEnabled(int userId, int installFlags) { 9846 if (!DEFAULT_VERIFY_ENABLE) { 9847 return false; 9848 } 9849 9850 boolean ensureVerifyAppsEnabled = isUserRestricted(userId, UserManager.ENSURE_VERIFY_APPS); 9851 9852 // Check if installing from ADB 9853 if ((installFlags & PackageManager.INSTALL_FROM_ADB) != 0) { 9854 // Do not run verification in a test harness environment 9855 if (ActivityManager.isRunningInTestHarness()) { 9856 return false; 9857 } 9858 if (ensureVerifyAppsEnabled) { 9859 return true; 9860 } 9861 // Check if the developer does not want package verification for ADB installs 9862 if (android.provider.Settings.Global.getInt(mContext.getContentResolver(), 9863 android.provider.Settings.Global.PACKAGE_VERIFIER_INCLUDE_ADB, 1) == 0) { 9864 return false; 9865 } 9866 } 9867 9868 if (ensureVerifyAppsEnabled) { 9869 return true; 9870 } 9871 9872 return android.provider.Settings.Global.getInt(mContext.getContentResolver(), 9873 android.provider.Settings.Global.PACKAGE_VERIFIER_ENABLE, 1) == 1; 9874 } 9875 9876 @Override 9877 public void verifyIntentFilter(int id, int verificationCode, List<String> failedDomains) 9878 throws RemoteException { 9879 mContext.enforceCallingOrSelfPermission( 9880 Manifest.permission.INTENT_FILTER_VERIFICATION_AGENT, 9881 "Only intentfilter verification agents can verify applications"); 9882 9883 final Message msg = mHandler.obtainMessage(INTENT_FILTER_VERIFIED); 9884 final IntentFilterVerificationResponse response = new IntentFilterVerificationResponse( 9885 Binder.getCallingUid(), verificationCode, failedDomains); 9886 msg.arg1 = id; 9887 msg.obj = response; 9888 mHandler.sendMessage(msg); 9889 } 9890 9891 @Override 9892 public int getIntentVerificationStatus(String packageName, int userId) { 9893 synchronized (mPackages) { 9894 return mSettings.getIntentFilterVerificationStatusLPr(packageName, userId); 9895 } 9896 } 9897 9898 @Override 9899 public boolean updateIntentVerificationStatus(String packageName, int status, int userId) { 9900 mContext.enforceCallingOrSelfPermission( 9901 android.Manifest.permission.SET_PREFERRED_APPLICATIONS, null); 9902 9903 boolean result = false; 9904 synchronized (mPackages) { 9905 result = mSettings.updateIntentFilterVerificationStatusLPw(packageName, status, userId); 9906 } 9907 if (result) { 9908 scheduleWritePackageRestrictionsLocked(userId); 9909 } 9910 return result; 9911 } 9912 9913 @Override 9914 public List<IntentFilterVerificationInfo> getIntentFilterVerifications(String packageName) { 9915 synchronized (mPackages) { 9916 return mSettings.getIntentFilterVerificationsLPr(packageName); 9917 } 9918 } 9919 9920 @Override 9921 public List<IntentFilter> getAllIntentFilters(String packageName) { 9922 if (TextUtils.isEmpty(packageName)) { 9923 return Collections.<IntentFilter>emptyList(); 9924 } 9925 synchronized (mPackages) { 9926 PackageParser.Package pkg = mPackages.get(packageName); 9927 if (pkg == null || pkg.activities == null) { 9928 return Collections.<IntentFilter>emptyList(); 9929 } 9930 final int count = pkg.activities.size(); 9931 ArrayList<IntentFilter> result = new ArrayList<>(); 9932 for (int n=0; n<count; n++) { 9933 PackageParser.Activity activity = pkg.activities.get(n); 9934 if (activity.intents != null || activity.intents.size() > 0) { 9935 result.addAll(activity.intents); 9936 } 9937 } 9938 return result; 9939 } 9940 } 9941 9942 @Override 9943 public boolean setDefaultBrowserPackageName(String packageName, int userId) { 9944 mContext.enforceCallingOrSelfPermission( 9945 android.Manifest.permission.SET_PREFERRED_APPLICATIONS, null); 9946 9947 synchronized (mPackages) { 9948 boolean result = mSettings.setDefaultBrowserPackageNameLPw(packageName, userId); 9949 if (packageName != null) { 9950 result |= updateIntentVerificationStatus(packageName, 9951 PackageManager.INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_ALWAYS, 9952 userId); 9953 mDefaultPermissionPolicy.grantDefaultPermissionsToDefaultBrowserLPr( 9954 packageName, userId); 9955 } 9956 return result; 9957 } 9958 } 9959 9960 @Override 9961 public String getDefaultBrowserPackageName(int userId) { 9962 synchronized (mPackages) { 9963 return mSettings.getDefaultBrowserPackageNameLPw(userId); 9964 } 9965 } 9966 9967 /** 9968 * Get the "allow unknown sources" setting. 9969 * 9970 * @return the current "allow unknown sources" setting 9971 */ 9972 private int getUnknownSourcesSettings() { 9973 return android.provider.Settings.Global.getInt(mContext.getContentResolver(), 9974 android.provider.Settings.Global.INSTALL_NON_MARKET_APPS, 9975 -1); 9976 } 9977 9978 @Override 9979 public void setInstallerPackageName(String targetPackage, String installerPackageName) { 9980 final int uid = Binder.getCallingUid(); 9981 // writer 9982 synchronized (mPackages) { 9983 PackageSetting targetPackageSetting = mSettings.mPackages.get(targetPackage); 9984 if (targetPackageSetting == null) { 9985 throw new IllegalArgumentException("Unknown target package: " + targetPackage); 9986 } 9987 9988 PackageSetting installerPackageSetting; 9989 if (installerPackageName != null) { 9990 installerPackageSetting = mSettings.mPackages.get(installerPackageName); 9991 if (installerPackageSetting == null) { 9992 throw new IllegalArgumentException("Unknown installer package: " 9993 + installerPackageName); 9994 } 9995 } else { 9996 installerPackageSetting = null; 9997 } 9998 9999 Signature[] callerSignature; 10000 Object obj = mSettings.getUserIdLPr(uid); 10001 if (obj != null) { 10002 if (obj instanceof SharedUserSetting) { 10003 callerSignature = ((SharedUserSetting)obj).signatures.mSignatures; 10004 } else if (obj instanceof PackageSetting) { 10005 callerSignature = ((PackageSetting)obj).signatures.mSignatures; 10006 } else { 10007 throw new SecurityException("Bad object " + obj + " for uid " + uid); 10008 } 10009 } else { 10010 throw new SecurityException("Unknown calling uid " + uid); 10011 } 10012 10013 // Verify: can't set installerPackageName to a package that is 10014 // not signed with the same cert as the caller. 10015 if (installerPackageSetting != null) { 10016 if (compareSignatures(callerSignature, 10017 installerPackageSetting.signatures.mSignatures) 10018 != PackageManager.SIGNATURE_MATCH) { 10019 throw new SecurityException( 10020 "Caller does not have same cert as new installer package " 10021 + installerPackageName); 10022 } 10023 } 10024 10025 // Verify: if target already has an installer package, it must 10026 // be signed with the same cert as the caller. 10027 if (targetPackageSetting.installerPackageName != null) { 10028 PackageSetting setting = mSettings.mPackages.get( 10029 targetPackageSetting.installerPackageName); 10030 // If the currently set package isn't valid, then it's always 10031 // okay to change it. 10032 if (setting != null) { 10033 if (compareSignatures(callerSignature, 10034 setting.signatures.mSignatures) 10035 != PackageManager.SIGNATURE_MATCH) { 10036 throw new SecurityException( 10037 "Caller does not have same cert as old installer package " 10038 + targetPackageSetting.installerPackageName); 10039 } 10040 } 10041 } 10042 10043 // Okay! 10044 targetPackageSetting.installerPackageName = installerPackageName; 10045 scheduleWriteSettingsLocked(); 10046 } 10047 } 10048 10049 private void processPendingInstall(final InstallArgs args, final int currentStatus) { 10050 // Queue up an async operation since the package installation may take a little while. 10051 mHandler.post(new Runnable() { 10052 public void run() { 10053 mHandler.removeCallbacks(this); 10054 // Result object to be returned 10055 PackageInstalledInfo res = new PackageInstalledInfo(); 10056 res.returnCode = currentStatus; 10057 res.uid = -1; 10058 res.pkg = null; 10059 res.removedInfo = new PackageRemovedInfo(); 10060 if (res.returnCode == PackageManager.INSTALL_SUCCEEDED) { 10061 args.doPreInstall(res.returnCode); 10062 synchronized (mInstallLock) { 10063 installPackageLI(args, res); 10064 } 10065 args.doPostInstall(res.returnCode, res.uid); 10066 } 10067 10068 // A restore should be performed at this point if (a) the install 10069 // succeeded, (b) the operation is not an update, and (c) the new 10070 // package has not opted out of backup participation. 10071 final boolean update = res.removedInfo.removedPackage != null; 10072 final int flags = (res.pkg == null) ? 0 : res.pkg.applicationInfo.flags; 10073 boolean doRestore = !update 10074 && ((flags & ApplicationInfo.FLAG_ALLOW_BACKUP) != 0); 10075 10076 // Set up the post-install work request bookkeeping. This will be used 10077 // and cleaned up by the post-install event handling regardless of whether 10078 // there's a restore pass performed. Token values are >= 1. 10079 int token; 10080 if (mNextInstallToken < 0) mNextInstallToken = 1; 10081 token = mNextInstallToken++; 10082 10083 PostInstallData data = new PostInstallData(args, res); 10084 mRunningInstalls.put(token, data); 10085 if (DEBUG_INSTALL) Log.v(TAG, "+ starting restore round-trip " + token); 10086 10087 if (res.returnCode == PackageManager.INSTALL_SUCCEEDED && doRestore) { 10088 // Pass responsibility to the Backup Manager. It will perform a 10089 // restore if appropriate, then pass responsibility back to the 10090 // Package Manager to run the post-install observer callbacks 10091 // and broadcasts. 10092 IBackupManager bm = IBackupManager.Stub.asInterface( 10093 ServiceManager.getService(Context.BACKUP_SERVICE)); 10094 if (bm != null) { 10095 if (DEBUG_INSTALL) Log.v(TAG, "token " + token 10096 + " to BM for possible restore"); 10097 try { 10098 if (bm.isBackupServiceActive(UserHandle.USER_OWNER)) { 10099 bm.restoreAtInstall(res.pkg.applicationInfo.packageName, token); 10100 } else { 10101 doRestore = false; 10102 } 10103 } catch (RemoteException e) { 10104 // can't happen; the backup manager is local 10105 } catch (Exception e) { 10106 Slog.e(TAG, "Exception trying to enqueue restore", e); 10107 doRestore = false; 10108 } 10109 } else { 10110 Slog.e(TAG, "Backup Manager not found!"); 10111 doRestore = false; 10112 } 10113 } 10114 10115 if (!doRestore) { 10116 // No restore possible, or the Backup Manager was mysteriously not 10117 // available -- just fire the post-install work request directly. 10118 if (DEBUG_INSTALL) Log.v(TAG, "No restore - queue post-install for " + token); 10119 Message msg = mHandler.obtainMessage(POST_INSTALL, token, 0); 10120 mHandler.sendMessage(msg); 10121 } 10122 } 10123 }); 10124 } 10125 10126 private abstract class HandlerParams { 10127 private static final int MAX_RETRIES = 4; 10128 10129 /** 10130 * Number of times startCopy() has been attempted and had a non-fatal 10131 * error. 10132 */ 10133 private int mRetries = 0; 10134 10135 /** User handle for the user requesting the information or installation. */ 10136 private final UserHandle mUser; 10137 10138 HandlerParams(UserHandle user) { 10139 mUser = user; 10140 } 10141 10142 UserHandle getUser() { 10143 return mUser; 10144 } 10145 10146 final boolean startCopy() { 10147 boolean res; 10148 try { 10149 if (DEBUG_INSTALL) Slog.i(TAG, "startCopy " + mUser + ": " + this); 10150 10151 if (++mRetries > MAX_RETRIES) { 10152 Slog.w(TAG, "Failed to invoke remote methods on default container service. Giving up"); 10153 mHandler.sendEmptyMessage(MCS_GIVE_UP); 10154 handleServiceError(); 10155 return false; 10156 } else { 10157 handleStartCopy(); 10158 res = true; 10159 } 10160 } catch (RemoteException e) { 10161 if (DEBUG_INSTALL) Slog.i(TAG, "Posting install MCS_RECONNECT"); 10162 mHandler.sendEmptyMessage(MCS_RECONNECT); 10163 res = false; 10164 } 10165 handleReturnCode(); 10166 return res; 10167 } 10168 10169 final void serviceError() { 10170 if (DEBUG_INSTALL) Slog.i(TAG, "serviceError"); 10171 handleServiceError(); 10172 handleReturnCode(); 10173 } 10174 10175 abstract void handleStartCopy() throws RemoteException; 10176 abstract void handleServiceError(); 10177 abstract void handleReturnCode(); 10178 } 10179 10180 class MeasureParams extends HandlerParams { 10181 private final PackageStats mStats; 10182 private boolean mSuccess; 10183 10184 private final IPackageStatsObserver mObserver; 10185 10186 public MeasureParams(PackageStats stats, IPackageStatsObserver observer) { 10187 super(new UserHandle(stats.userHandle)); 10188 mObserver = observer; 10189 mStats = stats; 10190 } 10191 10192 @Override 10193 public String toString() { 10194 return "MeasureParams{" 10195 + Integer.toHexString(System.identityHashCode(this)) 10196 + " " + mStats.packageName + "}"; 10197 } 10198 10199 @Override 10200 void handleStartCopy() throws RemoteException { 10201 synchronized (mInstallLock) { 10202 mSuccess = getPackageSizeInfoLI(mStats.packageName, mStats.userHandle, mStats); 10203 } 10204 10205 if (mSuccess) { 10206 final boolean mounted; 10207 if (Environment.isExternalStorageEmulated()) { 10208 mounted = true; 10209 } else { 10210 final String status = Environment.getExternalStorageState(); 10211 mounted = (Environment.MEDIA_MOUNTED.equals(status) 10212 || Environment.MEDIA_MOUNTED_READ_ONLY.equals(status)); 10213 } 10214 10215 if (mounted) { 10216 final UserEnvironment userEnv = new UserEnvironment(mStats.userHandle); 10217 10218 mStats.externalCacheSize = calculateDirectorySize(mContainerService, 10219 userEnv.buildExternalStorageAppCacheDirs(mStats.packageName)); 10220 10221 mStats.externalDataSize = calculateDirectorySize(mContainerService, 10222 userEnv.buildExternalStorageAppDataDirs(mStats.packageName)); 10223 10224 // Always subtract cache size, since it's a subdirectory 10225 mStats.externalDataSize -= mStats.externalCacheSize; 10226 10227 mStats.externalMediaSize = calculateDirectorySize(mContainerService, 10228 userEnv.buildExternalStorageAppMediaDirs(mStats.packageName)); 10229 10230 mStats.externalObbSize = calculateDirectorySize(mContainerService, 10231 userEnv.buildExternalStorageAppObbDirs(mStats.packageName)); 10232 } 10233 } 10234 } 10235 10236 @Override 10237 void handleReturnCode() { 10238 if (mObserver != null) { 10239 try { 10240 mObserver.onGetStatsCompleted(mStats, mSuccess); 10241 } catch (RemoteException e) { 10242 Slog.i(TAG, "Observer no longer exists."); 10243 } 10244 } 10245 } 10246 10247 @Override 10248 void handleServiceError() { 10249 Slog.e(TAG, "Could not measure application " + mStats.packageName 10250 + " external storage"); 10251 } 10252 } 10253 10254 private static long calculateDirectorySize(IMediaContainerService mcs, File[] paths) 10255 throws RemoteException { 10256 long result = 0; 10257 for (File path : paths) { 10258 result += mcs.calculateDirectorySize(path.getAbsolutePath()); 10259 } 10260 return result; 10261 } 10262 10263 private static void clearDirectory(IMediaContainerService mcs, File[] paths) { 10264 for (File path : paths) { 10265 try { 10266 mcs.clearDirectory(path.getAbsolutePath()); 10267 } catch (RemoteException e) { 10268 } 10269 } 10270 } 10271 10272 static class OriginInfo { 10273 /** 10274 * Location where install is coming from, before it has been 10275 * copied/renamed into place. This could be a single monolithic APK 10276 * file, or a cluster directory. This location may be untrusted. 10277 */ 10278 final File file; 10279 final String cid; 10280 10281 /** 10282 * Flag indicating that {@link #file} or {@link #cid} has already been 10283 * staged, meaning downstream users don't need to defensively copy the 10284 * contents. 10285 */ 10286 final boolean staged; 10287 10288 /** 10289 * Flag indicating that {@link #file} or {@link #cid} is an already 10290 * installed app that is being moved. 10291 */ 10292 final boolean existing; 10293 10294 final String resolvedPath; 10295 final File resolvedFile; 10296 10297 static OriginInfo fromNothing() { 10298 return new OriginInfo(null, null, false, false); 10299 } 10300 10301 static OriginInfo fromUntrustedFile(File file) { 10302 return new OriginInfo(file, null, false, false); 10303 } 10304 10305 static OriginInfo fromExistingFile(File file) { 10306 return new OriginInfo(file, null, false, true); 10307 } 10308 10309 static OriginInfo fromStagedFile(File file) { 10310 return new OriginInfo(file, null, true, false); 10311 } 10312 10313 static OriginInfo fromStagedContainer(String cid) { 10314 return new OriginInfo(null, cid, true, false); 10315 } 10316 10317 private OriginInfo(File file, String cid, boolean staged, boolean existing) { 10318 this.file = file; 10319 this.cid = cid; 10320 this.staged = staged; 10321 this.existing = existing; 10322 10323 if (cid != null) { 10324 resolvedPath = PackageHelper.getSdDir(cid); 10325 resolvedFile = new File(resolvedPath); 10326 } else if (file != null) { 10327 resolvedPath = file.getAbsolutePath(); 10328 resolvedFile = file; 10329 } else { 10330 resolvedPath = null; 10331 resolvedFile = null; 10332 } 10333 } 10334 } 10335 10336 class MoveInfo { 10337 final int moveId; 10338 final String fromUuid; 10339 final String toUuid; 10340 final String packageName; 10341 final String dataAppName; 10342 final int appId; 10343 final String seinfo; 10344 10345 public MoveInfo(int moveId, String fromUuid, String toUuid, String packageName, 10346 String dataAppName, int appId, String seinfo) { 10347 this.moveId = moveId; 10348 this.fromUuid = fromUuid; 10349 this.toUuid = toUuid; 10350 this.packageName = packageName; 10351 this.dataAppName = dataAppName; 10352 this.appId = appId; 10353 this.seinfo = seinfo; 10354 } 10355 } 10356 10357 class InstallParams extends HandlerParams { 10358 final OriginInfo origin; 10359 final MoveInfo move; 10360 final IPackageInstallObserver2 observer; 10361 int installFlags; 10362 final String installerPackageName; 10363 final String volumeUuid; 10364 final VerificationParams verificationParams; 10365 private InstallArgs mArgs; 10366 private int mRet; 10367 final String packageAbiOverride; 10368 final String[] grantedRuntimePermissions; 10369 10370 10371 InstallParams(OriginInfo origin, MoveInfo move, IPackageInstallObserver2 observer, 10372 int installFlags, String installerPackageName, String volumeUuid, 10373 VerificationParams verificationParams, UserHandle user, String packageAbiOverride, 10374 String[] grantedPermissions) { 10375 super(user); 10376 this.origin = origin; 10377 this.move = move; 10378 this.observer = observer; 10379 this.installFlags = installFlags; 10380 this.installerPackageName = installerPackageName; 10381 this.volumeUuid = volumeUuid; 10382 this.verificationParams = verificationParams; 10383 this.packageAbiOverride = packageAbiOverride; 10384 this.grantedRuntimePermissions = grantedPermissions; 10385 } 10386 10387 @Override 10388 public String toString() { 10389 return "InstallParams{" + Integer.toHexString(System.identityHashCode(this)) 10390 + " file=" + origin.file + " cid=" + origin.cid + "}"; 10391 } 10392 10393 public ManifestDigest getManifestDigest() { 10394 if (verificationParams == null) { 10395 return null; 10396 } 10397 return verificationParams.getManifestDigest(); 10398 } 10399 10400 private int installLocationPolicy(PackageInfoLite pkgLite) { 10401 String packageName = pkgLite.packageName; 10402 int installLocation = pkgLite.installLocation; 10403 boolean onSd = (installFlags & PackageManager.INSTALL_EXTERNAL) != 0; 10404 // reader 10405 synchronized (mPackages) { 10406 PackageParser.Package pkg = mPackages.get(packageName); 10407 if (pkg != null) { 10408 if ((installFlags & PackageManager.INSTALL_REPLACE_EXISTING) != 0) { 10409 // Check for downgrading. 10410 if ((installFlags & PackageManager.INSTALL_ALLOW_DOWNGRADE) == 0) { 10411 try { 10412 checkDowngrade(pkg, pkgLite); 10413 } catch (PackageManagerException e) { 10414 Slog.w(TAG, "Downgrade detected: " + e.getMessage()); 10415 return PackageHelper.RECOMMEND_FAILED_VERSION_DOWNGRADE; 10416 } 10417 } 10418 // Check for updated system application. 10419 if ((pkg.applicationInfo.flags & ApplicationInfo.FLAG_SYSTEM) != 0) { 10420 if (onSd) { 10421 Slog.w(TAG, "Cannot install update to system app on sdcard"); 10422 return PackageHelper.RECOMMEND_FAILED_INVALID_LOCATION; 10423 } 10424 return PackageHelper.RECOMMEND_INSTALL_INTERNAL; 10425 } else { 10426 if (onSd) { 10427 // Install flag overrides everything. 10428 return PackageHelper.RECOMMEND_INSTALL_EXTERNAL; 10429 } 10430 // If current upgrade specifies particular preference 10431 if (installLocation == PackageInfo.INSTALL_LOCATION_INTERNAL_ONLY) { 10432 // Application explicitly specified internal. 10433 return PackageHelper.RECOMMEND_INSTALL_INTERNAL; 10434 } else if (installLocation == PackageInfo.INSTALL_LOCATION_PREFER_EXTERNAL) { 10435 // App explictly prefers external. Let policy decide 10436 } else { 10437 // Prefer previous location 10438 if (isExternal(pkg)) { 10439 return PackageHelper.RECOMMEND_INSTALL_EXTERNAL; 10440 } 10441 return PackageHelper.RECOMMEND_INSTALL_INTERNAL; 10442 } 10443 } 10444 } else { 10445 // Invalid install. Return error code 10446 return PackageHelper.RECOMMEND_FAILED_ALREADY_EXISTS; 10447 } 10448 } 10449 } 10450 // All the special cases have been taken care of. 10451 // Return result based on recommended install location. 10452 if (onSd) { 10453 return PackageHelper.RECOMMEND_INSTALL_EXTERNAL; 10454 } 10455 return pkgLite.recommendedInstallLocation; 10456 } 10457 10458 /* 10459 * Invoke remote method to get package information and install 10460 * location values. Override install location based on default 10461 * policy if needed and then create install arguments based 10462 * on the install location. 10463 */ 10464 public void handleStartCopy() throws RemoteException { 10465 int ret = PackageManager.INSTALL_SUCCEEDED; 10466 10467 // If we're already staged, we've firmly committed to an install location 10468 if (origin.staged) { 10469 if (origin.file != null) { 10470 installFlags |= PackageManager.INSTALL_INTERNAL; 10471 installFlags &= ~PackageManager.INSTALL_EXTERNAL; 10472 } else if (origin.cid != null) { 10473 installFlags |= PackageManager.INSTALL_EXTERNAL; 10474 installFlags &= ~PackageManager.INSTALL_INTERNAL; 10475 } else { 10476 throw new IllegalStateException("Invalid stage location"); 10477 } 10478 } 10479 10480 final boolean onSd = (installFlags & PackageManager.INSTALL_EXTERNAL) != 0; 10481 final boolean onInt = (installFlags & PackageManager.INSTALL_INTERNAL) != 0; 10482 10483 PackageInfoLite pkgLite = null; 10484 10485 if (onInt && onSd) { 10486 // Check if both bits are set. 10487 Slog.w(TAG, "Conflicting flags specified for installing on both internal and external"); 10488 ret = PackageManager.INSTALL_FAILED_INVALID_INSTALL_LOCATION; 10489 } else { 10490 pkgLite = mContainerService.getMinimalPackageInfo(origin.resolvedPath, installFlags, 10491 packageAbiOverride); 10492 10493 /* 10494 * If we have too little free space, try to free cache 10495 * before giving up. 10496 */ 10497 if (!origin.staged && pkgLite.recommendedInstallLocation 10498 == PackageHelper.RECOMMEND_FAILED_INSUFFICIENT_STORAGE) { 10499 // TODO: focus freeing disk space on the target device 10500 final StorageManager storage = StorageManager.from(mContext); 10501 final long lowThreshold = storage.getStorageLowBytes( 10502 Environment.getDataDirectory()); 10503 10504 final long sizeBytes = mContainerService.calculateInstalledSize( 10505 origin.resolvedPath, isForwardLocked(), packageAbiOverride); 10506 10507 if (mInstaller.freeCache(null, sizeBytes + lowThreshold) >= 0) { 10508 pkgLite = mContainerService.getMinimalPackageInfo(origin.resolvedPath, 10509 installFlags, packageAbiOverride); 10510 } 10511 10512 /* 10513 * The cache free must have deleted the file we 10514 * downloaded to install. 10515 * 10516 * TODO: fix the "freeCache" call to not delete 10517 * the file we care about. 10518 */ 10519 if (pkgLite.recommendedInstallLocation 10520 == PackageHelper.RECOMMEND_FAILED_INVALID_URI) { 10521 pkgLite.recommendedInstallLocation 10522 = PackageHelper.RECOMMEND_FAILED_INSUFFICIENT_STORAGE; 10523 } 10524 } 10525 } 10526 10527 if (ret == PackageManager.INSTALL_SUCCEEDED) { 10528 int loc = pkgLite.recommendedInstallLocation; 10529 if (loc == PackageHelper.RECOMMEND_FAILED_INVALID_LOCATION) { 10530 ret = PackageManager.INSTALL_FAILED_INVALID_INSTALL_LOCATION; 10531 } else if (loc == PackageHelper.RECOMMEND_FAILED_ALREADY_EXISTS) { 10532 ret = PackageManager.INSTALL_FAILED_ALREADY_EXISTS; 10533 } else if (loc == PackageHelper.RECOMMEND_FAILED_INSUFFICIENT_STORAGE) { 10534 ret = PackageManager.INSTALL_FAILED_INSUFFICIENT_STORAGE; 10535 } else if (loc == PackageHelper.RECOMMEND_FAILED_INVALID_APK) { 10536 ret = PackageManager.INSTALL_FAILED_INVALID_APK; 10537 } else if (loc == PackageHelper.RECOMMEND_FAILED_INVALID_URI) { 10538 ret = PackageManager.INSTALL_FAILED_INVALID_URI; 10539 } else if (loc == PackageHelper.RECOMMEND_MEDIA_UNAVAILABLE) { 10540 ret = PackageManager.INSTALL_FAILED_MEDIA_UNAVAILABLE; 10541 } else { 10542 // Override with defaults if needed. 10543 loc = installLocationPolicy(pkgLite); 10544 if (loc == PackageHelper.RECOMMEND_FAILED_VERSION_DOWNGRADE) { 10545 ret = PackageManager.INSTALL_FAILED_VERSION_DOWNGRADE; 10546 } else if (!onSd && !onInt) { 10547 // Override install location with flags 10548 if (loc == PackageHelper.RECOMMEND_INSTALL_EXTERNAL) { 10549 // Set the flag to install on external media. 10550 installFlags |= PackageManager.INSTALL_EXTERNAL; 10551 installFlags &= ~PackageManager.INSTALL_INTERNAL; 10552 } else { 10553 // Make sure the flag for installing on external 10554 // media is unset 10555 installFlags |= PackageManager.INSTALL_INTERNAL; 10556 installFlags &= ~PackageManager.INSTALL_EXTERNAL; 10557 } 10558 } 10559 } 10560 } 10561 10562 final InstallArgs args = createInstallArgs(this); 10563 mArgs = args; 10564 10565 if (ret == PackageManager.INSTALL_SUCCEEDED) { 10566 /* 10567 * ADB installs appear as UserHandle.USER_ALL, and can only be performed by 10568 * UserHandle.USER_OWNER, so use the package verifier for UserHandle.USER_OWNER. 10569 */ 10570 int userIdentifier = getUser().getIdentifier(); 10571 if (userIdentifier == UserHandle.USER_ALL 10572 && ((installFlags & PackageManager.INSTALL_FROM_ADB) != 0)) { 10573 userIdentifier = UserHandle.USER_OWNER; 10574 } 10575 10576 /* 10577 * Determine if we have any installed package verifiers. If we 10578 * do, then we'll defer to them to verify the packages. 10579 */ 10580 final int requiredUid = mRequiredVerifierPackage == null ? -1 10581 : getPackageUid(mRequiredVerifierPackage, userIdentifier); 10582 if (!origin.existing && requiredUid != -1 10583 && isVerificationEnabled(userIdentifier, installFlags)) { 10584 final Intent verification = new Intent( 10585 Intent.ACTION_PACKAGE_NEEDS_VERIFICATION); 10586 verification.addFlags(Intent.FLAG_RECEIVER_FOREGROUND); 10587 verification.setDataAndType(Uri.fromFile(new File(origin.resolvedPath)), 10588 PACKAGE_MIME_TYPE); 10589 verification.addFlags(Intent.FLAG_GRANT_READ_URI_PERMISSION); 10590 10591 final List<ResolveInfo> receivers = queryIntentReceivers(verification, 10592 PACKAGE_MIME_TYPE, PackageManager.GET_DISABLED_COMPONENTS, 10593 0 /* TODO: Which userId? */); 10594 10595 if (DEBUG_VERIFY) { 10596 Slog.d(TAG, "Found " + receivers.size() + " verifiers for intent " 10597 + verification.toString() + " with " + pkgLite.verifiers.length 10598 + " optional verifiers"); 10599 } 10600 10601 final int verificationId = mPendingVerificationToken++; 10602 10603 verification.putExtra(PackageManager.EXTRA_VERIFICATION_ID, verificationId); 10604 10605 verification.putExtra(PackageManager.EXTRA_VERIFICATION_INSTALLER_PACKAGE, 10606 installerPackageName); 10607 10608 verification.putExtra(PackageManager.EXTRA_VERIFICATION_INSTALL_FLAGS, 10609 installFlags); 10610 10611 verification.putExtra(PackageManager.EXTRA_VERIFICATION_PACKAGE_NAME, 10612 pkgLite.packageName); 10613 10614 verification.putExtra(PackageManager.EXTRA_VERIFICATION_VERSION_CODE, 10615 pkgLite.versionCode); 10616 10617 if (verificationParams != null) { 10618 if (verificationParams.getVerificationURI() != null) { 10619 verification.putExtra(PackageManager.EXTRA_VERIFICATION_URI, 10620 verificationParams.getVerificationURI()); 10621 } 10622 if (verificationParams.getOriginatingURI() != null) { 10623 verification.putExtra(Intent.EXTRA_ORIGINATING_URI, 10624 verificationParams.getOriginatingURI()); 10625 } 10626 if (verificationParams.getReferrer() != null) { 10627 verification.putExtra(Intent.EXTRA_REFERRER, 10628 verificationParams.getReferrer()); 10629 } 10630 if (verificationParams.getOriginatingUid() >= 0) { 10631 verification.putExtra(Intent.EXTRA_ORIGINATING_UID, 10632 verificationParams.getOriginatingUid()); 10633 } 10634 if (verificationParams.getInstallerUid() >= 0) { 10635 verification.putExtra(PackageManager.EXTRA_VERIFICATION_INSTALLER_UID, 10636 verificationParams.getInstallerUid()); 10637 } 10638 } 10639 10640 final PackageVerificationState verificationState = new PackageVerificationState( 10641 requiredUid, args); 10642 10643 mPendingVerification.append(verificationId, verificationState); 10644 10645 final List<ComponentName> sufficientVerifiers = matchVerifiers(pkgLite, 10646 receivers, verificationState); 10647 10648 // Apps installed for "all" users use the device owner to verify the app 10649 UserHandle verifierUser = getUser(); 10650 if (verifierUser == UserHandle.ALL) { 10651 verifierUser = UserHandle.OWNER; 10652 } 10653 10654 /* 10655 * If any sufficient verifiers were listed in the package 10656 * manifest, attempt to ask them. 10657 */ 10658 if (sufficientVerifiers != null) { 10659 final int N = sufficientVerifiers.size(); 10660 if (N == 0) { 10661 Slog.i(TAG, "Additional verifiers required, but none installed."); 10662 ret = PackageManager.INSTALL_FAILED_VERIFICATION_FAILURE; 10663 } else { 10664 for (int i = 0; i < N; i++) { 10665 final ComponentName verifierComponent = sufficientVerifiers.get(i); 10666 10667 final Intent sufficientIntent = new Intent(verification); 10668 sufficientIntent.setComponent(verifierComponent); 10669 mContext.sendBroadcastAsUser(sufficientIntent, verifierUser); 10670 } 10671 } 10672 } 10673 10674 final ComponentName requiredVerifierComponent = matchComponentForVerifier( 10675 mRequiredVerifierPackage, receivers); 10676 if (ret == PackageManager.INSTALL_SUCCEEDED 10677 && mRequiredVerifierPackage != null) { 10678 /* 10679 * Send the intent to the required verification agent, 10680 * but only start the verification timeout after the 10681 * target BroadcastReceivers have run. 10682 */ 10683 verification.setComponent(requiredVerifierComponent); 10684 mContext.sendOrderedBroadcastAsUser(verification, verifierUser, 10685 android.Manifest.permission.PACKAGE_VERIFICATION_AGENT, 10686 new BroadcastReceiver() { 10687 @Override 10688 public void onReceive(Context context, Intent intent) { 10689 final Message msg = mHandler 10690 .obtainMessage(CHECK_PENDING_VERIFICATION); 10691 msg.arg1 = verificationId; 10692 mHandler.sendMessageDelayed(msg, getVerificationTimeout()); 10693 } 10694 }, null, 0, null, null); 10695 10696 /* 10697 * We don't want the copy to proceed until verification 10698 * succeeds, so null out this field. 10699 */ 10700 mArgs = null; 10701 } 10702 } else { 10703 /* 10704 * No package verification is enabled, so immediately start 10705 * the remote call to initiate copy using temporary file. 10706 */ 10707 ret = args.copyApk(mContainerService, true); 10708 } 10709 } 10710 10711 mRet = ret; 10712 } 10713 10714 @Override 10715 void handleReturnCode() { 10716 // If mArgs is null, then MCS couldn't be reached. When it 10717 // reconnects, it will try again to install. At that point, this 10718 // will succeed. 10719 if (mArgs != null) { 10720 processPendingInstall(mArgs, mRet); 10721 } 10722 } 10723 10724 @Override 10725 void handleServiceError() { 10726 mArgs = createInstallArgs(this); 10727 mRet = PackageManager.INSTALL_FAILED_INTERNAL_ERROR; 10728 } 10729 10730 public boolean isForwardLocked() { 10731 return (installFlags & PackageManager.INSTALL_FORWARD_LOCK) != 0; 10732 } 10733 } 10734 10735 /** 10736 * Used during creation of InstallArgs 10737 * 10738 * @param installFlags package installation flags 10739 * @return true if should be installed on external storage 10740 */ 10741 private static boolean installOnExternalAsec(int installFlags) { 10742 if ((installFlags & PackageManager.INSTALL_INTERNAL) != 0) { 10743 return false; 10744 } 10745 if ((installFlags & PackageManager.INSTALL_EXTERNAL) != 0) { 10746 return true; 10747 } 10748 return false; 10749 } 10750 10751 /** 10752 * Used during creation of InstallArgs 10753 * 10754 * @param installFlags package installation flags 10755 * @return true if should be installed as forward locked 10756 */ 10757 private static boolean installForwardLocked(int installFlags) { 10758 return (installFlags & PackageManager.INSTALL_FORWARD_LOCK) != 0; 10759 } 10760 10761 private InstallArgs createInstallArgs(InstallParams params) { 10762 if (params.move != null) { 10763 return new MoveInstallArgs(params); 10764 } else if (installOnExternalAsec(params.installFlags) || params.isForwardLocked()) { 10765 return new AsecInstallArgs(params); 10766 } else { 10767 return new FileInstallArgs(params); 10768 } 10769 } 10770 10771 /** 10772 * Create args that describe an existing installed package. Typically used 10773 * when cleaning up old installs, or used as a move source. 10774 */ 10775 private InstallArgs createInstallArgsForExisting(int installFlags, String codePath, 10776 String resourcePath, String[] instructionSets) { 10777 final boolean isInAsec; 10778 if (installOnExternalAsec(installFlags)) { 10779 /* Apps on SD card are always in ASEC containers. */ 10780 isInAsec = true; 10781 } else if (installForwardLocked(installFlags) 10782 && !codePath.startsWith(mDrmAppPrivateInstallDir.getAbsolutePath())) { 10783 /* 10784 * Forward-locked apps are only in ASEC containers if they're the 10785 * new style 10786 */ 10787 isInAsec = true; 10788 } else { 10789 isInAsec = false; 10790 } 10791 10792 if (isInAsec) { 10793 return new AsecInstallArgs(codePath, instructionSets, 10794 installOnExternalAsec(installFlags), installForwardLocked(installFlags)); 10795 } else { 10796 return new FileInstallArgs(codePath, resourcePath, instructionSets); 10797 } 10798 } 10799 10800 static abstract class InstallArgs { 10801 /** @see InstallParams#origin */ 10802 final OriginInfo origin; 10803 /** @see InstallParams#move */ 10804 final MoveInfo move; 10805 10806 final IPackageInstallObserver2 observer; 10807 // Always refers to PackageManager flags only 10808 final int installFlags; 10809 final String installerPackageName; 10810 final String volumeUuid; 10811 final ManifestDigest manifestDigest; 10812 final UserHandle user; 10813 final String abiOverride; 10814 final String[] installGrantPermissions; 10815 10816 // The list of instruction sets supported by this app. This is currently 10817 // only used during the rmdex() phase to clean up resources. We can get rid of this 10818 // if we move dex files under the common app path. 10819 /* nullable */ String[] instructionSets; 10820 10821 InstallArgs(OriginInfo origin, MoveInfo move, IPackageInstallObserver2 observer, 10822 int installFlags, String installerPackageName, String volumeUuid, 10823 ManifestDigest manifestDigest, UserHandle user, String[] instructionSets, 10824 String abiOverride, String[] installGrantPermissions) { 10825 this.origin = origin; 10826 this.move = move; 10827 this.installFlags = installFlags; 10828 this.observer = observer; 10829 this.installerPackageName = installerPackageName; 10830 this.volumeUuid = volumeUuid; 10831 this.manifestDigest = manifestDigest; 10832 this.user = user; 10833 this.instructionSets = instructionSets; 10834 this.abiOverride = abiOverride; 10835 this.installGrantPermissions = installGrantPermissions; 10836 } 10837 10838 abstract int copyApk(IMediaContainerService imcs, boolean temp) throws RemoteException; 10839 abstract int doPreInstall(int status); 10840 10841 /** 10842 * Rename package into final resting place. All paths on the given 10843 * scanned package should be updated to reflect the rename. 10844 */ 10845 abstract boolean doRename(int status, PackageParser.Package pkg, String oldCodePath); 10846 abstract int doPostInstall(int status, int uid); 10847 10848 /** @see PackageSettingBase#codePathString */ 10849 abstract String getCodePath(); 10850 /** @see PackageSettingBase#resourcePathString */ 10851 abstract String getResourcePath(); 10852 10853 // Need installer lock especially for dex file removal. 10854 abstract void cleanUpResourcesLI(); 10855 abstract boolean doPostDeleteLI(boolean delete); 10856 10857 /** 10858 * Called before the source arguments are copied. This is used mostly 10859 * for MoveParams when it needs to read the source file to put it in the 10860 * destination. 10861 */ 10862 int doPreCopy() { 10863 return PackageManager.INSTALL_SUCCEEDED; 10864 } 10865 10866 /** 10867 * Called after the source arguments are copied. This is used mostly for 10868 * MoveParams when it needs to read the source file to put it in the 10869 * destination. 10870 * 10871 * @return 10872 */ 10873 int doPostCopy(int uid) { 10874 return PackageManager.INSTALL_SUCCEEDED; 10875 } 10876 10877 protected boolean isFwdLocked() { 10878 return (installFlags & PackageManager.INSTALL_FORWARD_LOCK) != 0; 10879 } 10880 10881 protected boolean isExternalAsec() { 10882 return (installFlags & PackageManager.INSTALL_EXTERNAL) != 0; 10883 } 10884 10885 UserHandle getUser() { 10886 return user; 10887 } 10888 } 10889 10890 private void removeDexFiles(List<String> allCodePaths, String[] instructionSets) { 10891 if (!allCodePaths.isEmpty()) { 10892 if (instructionSets == null) { 10893 throw new IllegalStateException("instructionSet == null"); 10894 } 10895 String[] dexCodeInstructionSets = getDexCodeInstructionSets(instructionSets); 10896 for (String codePath : allCodePaths) { 10897 for (String dexCodeInstructionSet : dexCodeInstructionSets) { 10898 int retCode = mInstaller.rmdex(codePath, dexCodeInstructionSet); 10899 if (retCode < 0) { 10900 Slog.w(TAG, "Couldn't remove dex file for package: " 10901 + " at location " + codePath + ", retcode=" + retCode); 10902 // we don't consider this to be a failure of the core package deletion 10903 } 10904 } 10905 } 10906 } 10907 } 10908 10909 /** 10910 * Logic to handle installation of non-ASEC applications, including copying 10911 * and renaming logic. 10912 */ 10913 class FileInstallArgs extends InstallArgs { 10914 private File codeFile; 10915 private File resourceFile; 10916 10917 // Example topology: 10918 // /data/app/com.example/base.apk 10919 // /data/app/com.example/split_foo.apk 10920 // /data/app/com.example/lib/arm/libfoo.so 10921 // /data/app/com.example/lib/arm64/libfoo.so 10922 // /data/app/com.example/dalvik/arm/base.apk@classes.dex 10923 10924 /** New install */ 10925 FileInstallArgs(InstallParams params) { 10926 super(params.origin, params.move, params.observer, params.installFlags, 10927 params.installerPackageName, params.volumeUuid, params.getManifestDigest(), 10928 params.getUser(), null /* instruction sets */, params.packageAbiOverride, 10929 params.grantedRuntimePermissions); 10930 if (isFwdLocked()) { 10931 throw new IllegalArgumentException("Forward locking only supported in ASEC"); 10932 } 10933 } 10934 10935 /** Existing install */ 10936 FileInstallArgs(String codePath, String resourcePath, String[] instructionSets) { 10937 super(OriginInfo.fromNothing(), null, null, 0, null, null, null, null, instructionSets, 10938 null, null); 10939 this.codeFile = (codePath != null) ? new File(codePath) : null; 10940 this.resourceFile = (resourcePath != null) ? new File(resourcePath) : null; 10941 } 10942 10943 int copyApk(IMediaContainerService imcs, boolean temp) throws RemoteException { 10944 if (origin.staged) { 10945 if (DEBUG_INSTALL) Slog.d(TAG, origin.file + " already staged; skipping copy"); 10946 codeFile = origin.file; 10947 resourceFile = origin.file; 10948 return PackageManager.INSTALL_SUCCEEDED; 10949 } 10950 10951 try { 10952 final File tempDir = mInstallerService.allocateStageDirLegacy(volumeUuid); 10953 codeFile = tempDir; 10954 resourceFile = tempDir; 10955 } catch (IOException e) { 10956 Slog.w(TAG, "Failed to create copy file: " + e); 10957 return PackageManager.INSTALL_FAILED_INSUFFICIENT_STORAGE; 10958 } 10959 10960 final IParcelFileDescriptorFactory target = new IParcelFileDescriptorFactory.Stub() { 10961 @Override 10962 public ParcelFileDescriptor open(String name, int mode) throws RemoteException { 10963 if (!FileUtils.isValidExtFilename(name)) { 10964 throw new IllegalArgumentException("Invalid filename: " + name); 10965 } 10966 try { 10967 final File file = new File(codeFile, name); 10968 final FileDescriptor fd = Os.open(file.getAbsolutePath(), 10969 O_RDWR | O_CREAT, 0644); 10970 Os.chmod(file.getAbsolutePath(), 0644); 10971 return new ParcelFileDescriptor(fd); 10972 } catch (ErrnoException e) { 10973 throw new RemoteException("Failed to open: " + e.getMessage()); 10974 } 10975 } 10976 }; 10977 10978 int ret = PackageManager.INSTALL_SUCCEEDED; 10979 ret = imcs.copyPackage(origin.file.getAbsolutePath(), target); 10980 if (ret != PackageManager.INSTALL_SUCCEEDED) { 10981 Slog.e(TAG, "Failed to copy package"); 10982 return ret; 10983 } 10984 10985 final File libraryRoot = new File(codeFile, LIB_DIR_NAME); 10986 NativeLibraryHelper.Handle handle = null; 10987 try { 10988 handle = NativeLibraryHelper.Handle.create(codeFile); 10989 ret = NativeLibraryHelper.copyNativeBinariesWithOverride(handle, libraryRoot, 10990 abiOverride); 10991 } catch (IOException e) { 10992 Slog.e(TAG, "Copying native libraries failed", e); 10993 ret = PackageManager.INSTALL_FAILED_INTERNAL_ERROR; 10994 } finally { 10995 IoUtils.closeQuietly(handle); 10996 } 10997 10998 return ret; 10999 } 11000 11001 int doPreInstall(int status) { 11002 if (status != PackageManager.INSTALL_SUCCEEDED) { 11003 cleanUp(); 11004 } 11005 return status; 11006 } 11007 11008 boolean doRename(int status, PackageParser.Package pkg, String oldCodePath) { 11009 if (status != PackageManager.INSTALL_SUCCEEDED) { 11010 cleanUp(); 11011 return false; 11012 } 11013 11014 final File targetDir = codeFile.getParentFile(); 11015 final File beforeCodeFile = codeFile; 11016 final File afterCodeFile = getNextCodePath(targetDir, pkg.packageName); 11017 11018 if (DEBUG_INSTALL) Slog.d(TAG, "Renaming " + beforeCodeFile + " to " + afterCodeFile); 11019 try { 11020 Os.rename(beforeCodeFile.getAbsolutePath(), afterCodeFile.getAbsolutePath()); 11021 } catch (ErrnoException e) { 11022 Slog.w(TAG, "Failed to rename", e); 11023 return false; 11024 } 11025 11026 if (!SELinux.restoreconRecursive(afterCodeFile)) { 11027 Slog.w(TAG, "Failed to restorecon"); 11028 return false; 11029 } 11030 11031 // Reflect the rename internally 11032 codeFile = afterCodeFile; 11033 resourceFile = afterCodeFile; 11034 11035 // Reflect the rename in scanned details 11036 pkg.codePath = afterCodeFile.getAbsolutePath(); 11037 pkg.baseCodePath = FileUtils.rewriteAfterRename(beforeCodeFile, afterCodeFile, 11038 pkg.baseCodePath); 11039 pkg.splitCodePaths = FileUtils.rewriteAfterRename(beforeCodeFile, afterCodeFile, 11040 pkg.splitCodePaths); 11041 11042 // Reflect the rename in app info 11043 pkg.applicationInfo.volumeUuid = pkg.volumeUuid; 11044 pkg.applicationInfo.setCodePath(pkg.codePath); 11045 pkg.applicationInfo.setBaseCodePath(pkg.baseCodePath); 11046 pkg.applicationInfo.setSplitCodePaths(pkg.splitCodePaths); 11047 pkg.applicationInfo.setResourcePath(pkg.codePath); 11048 pkg.applicationInfo.setBaseResourcePath(pkg.baseCodePath); 11049 pkg.applicationInfo.setSplitResourcePaths(pkg.splitCodePaths); 11050 11051 return true; 11052 } 11053 11054 int doPostInstall(int status, int uid) { 11055 if (status != PackageManager.INSTALL_SUCCEEDED) { 11056 cleanUp(); 11057 } 11058 return status; 11059 } 11060 11061 @Override 11062 String getCodePath() { 11063 return (codeFile != null) ? codeFile.getAbsolutePath() : null; 11064 } 11065 11066 @Override 11067 String getResourcePath() { 11068 return (resourceFile != null) ? resourceFile.getAbsolutePath() : null; 11069 } 11070 11071 private boolean cleanUp() { 11072 if (codeFile == null || !codeFile.exists()) { 11073 return false; 11074 } 11075 11076 if (codeFile.isDirectory()) { 11077 mInstaller.rmPackageDir(codeFile.getAbsolutePath()); 11078 } else { 11079 codeFile.delete(); 11080 } 11081 11082 if (resourceFile != null && !FileUtils.contains(codeFile, resourceFile)) { 11083 resourceFile.delete(); 11084 } 11085 11086 return true; 11087 } 11088 11089 void cleanUpResourcesLI() { 11090 // Try enumerating all code paths before deleting 11091 List<String> allCodePaths = Collections.EMPTY_LIST; 11092 if (codeFile != null && codeFile.exists()) { 11093 try { 11094 final PackageLite pkg = PackageParser.parsePackageLite(codeFile, 0); 11095 allCodePaths = pkg.getAllCodePaths(); 11096 } catch (PackageParserException e) { 11097 // Ignored; we tried our best 11098 } 11099 } 11100 11101 cleanUp(); 11102 removeDexFiles(allCodePaths, instructionSets); 11103 } 11104 11105 boolean doPostDeleteLI(boolean delete) { 11106 // XXX err, shouldn't we respect the delete flag? 11107 cleanUpResourcesLI(); 11108 return true; 11109 } 11110 } 11111 11112 private boolean isAsecExternal(String cid) { 11113 final String asecPath = PackageHelper.getSdFilesystem(cid); 11114 return !asecPath.startsWith(mAsecInternalPath); 11115 } 11116 11117 private static void maybeThrowExceptionForMultiArchCopy(String message, int copyRet) throws 11118 PackageManagerException { 11119 if (copyRet < 0) { 11120 if (copyRet != PackageManager.NO_NATIVE_LIBRARIES && 11121 copyRet != PackageManager.INSTALL_FAILED_NO_MATCHING_ABIS) { 11122 throw new PackageManagerException(copyRet, message); 11123 } 11124 } 11125 } 11126 11127 /** 11128 * Extract the MountService "container ID" from the full code path of an 11129 * .apk. 11130 */ 11131 static String cidFromCodePath(String fullCodePath) { 11132 int eidx = fullCodePath.lastIndexOf("/"); 11133 String subStr1 = fullCodePath.substring(0, eidx); 11134 int sidx = subStr1.lastIndexOf("/"); 11135 return subStr1.substring(sidx+1, eidx); 11136 } 11137 11138 /** 11139 * Logic to handle installation of ASEC applications, including copying and 11140 * renaming logic. 11141 */ 11142 class AsecInstallArgs extends InstallArgs { 11143 static final String RES_FILE_NAME = "pkg.apk"; 11144 static final String PUBLIC_RES_FILE_NAME = "res.zip"; 11145 11146 String cid; 11147 String packagePath; 11148 String resourcePath; 11149 11150 /** New install */ 11151 AsecInstallArgs(InstallParams params) { 11152 super(params.origin, params.move, params.observer, params.installFlags, 11153 params.installerPackageName, params.volumeUuid, params.getManifestDigest(), 11154 params.getUser(), null /* instruction sets */, params.packageAbiOverride, 11155 params.grantedRuntimePermissions); 11156 } 11157 11158 /** Existing install */ 11159 AsecInstallArgs(String fullCodePath, String[] instructionSets, 11160 boolean isExternal, boolean isForwardLocked) { 11161 super(OriginInfo.fromNothing(), null, null, (isExternal ? INSTALL_EXTERNAL : 0) 11162 | (isForwardLocked ? INSTALL_FORWARD_LOCK : 0), null, null, null, null, 11163 instructionSets, null, null); 11164 // Hackily pretend we're still looking at a full code path 11165 if (!fullCodePath.endsWith(RES_FILE_NAME)) { 11166 fullCodePath = new File(fullCodePath, RES_FILE_NAME).getAbsolutePath(); 11167 } 11168 11169 // Extract cid from fullCodePath 11170 int eidx = fullCodePath.lastIndexOf("/"); 11171 String subStr1 = fullCodePath.substring(0, eidx); 11172 int sidx = subStr1.lastIndexOf("/"); 11173 cid = subStr1.substring(sidx+1, eidx); 11174 setMountPath(subStr1); 11175 } 11176 11177 AsecInstallArgs(String cid, String[] instructionSets, boolean isForwardLocked) { 11178 super(OriginInfo.fromNothing(), null, null, (isAsecExternal(cid) ? INSTALL_EXTERNAL : 0) 11179 | (isForwardLocked ? INSTALL_FORWARD_LOCK : 0), null, null, null, null, 11180 instructionSets, null, null); 11181 this.cid = cid; 11182 setMountPath(PackageHelper.getSdDir(cid)); 11183 } 11184 11185 void createCopyFile() { 11186 cid = mInstallerService.allocateExternalStageCidLegacy(); 11187 } 11188 11189 int copyApk(IMediaContainerService imcs, boolean temp) throws RemoteException { 11190 if (origin.staged) { 11191 if (DEBUG_INSTALL) Slog.d(TAG, origin.cid + " already staged; skipping copy"); 11192 cid = origin.cid; 11193 setMountPath(PackageHelper.getSdDir(cid)); 11194 return PackageManager.INSTALL_SUCCEEDED; 11195 } 11196 11197 if (temp) { 11198 createCopyFile(); 11199 } else { 11200 /* 11201 * Pre-emptively destroy the container since it's destroyed if 11202 * copying fails due to it existing anyway. 11203 */ 11204 PackageHelper.destroySdDir(cid); 11205 } 11206 11207 final String newMountPath = imcs.copyPackageToContainer( 11208 origin.file.getAbsolutePath(), cid, getEncryptKey(), isExternalAsec(), 11209 isFwdLocked(), deriveAbiOverride(abiOverride, null /* settings */)); 11210 11211 if (newMountPath != null) { 11212 setMountPath(newMountPath); 11213 return PackageManager.INSTALL_SUCCEEDED; 11214 } else { 11215 return PackageManager.INSTALL_FAILED_CONTAINER_ERROR; 11216 } 11217 } 11218 11219 @Override 11220 String getCodePath() { 11221 return packagePath; 11222 } 11223 11224 @Override 11225 String getResourcePath() { 11226 return resourcePath; 11227 } 11228 11229 int doPreInstall(int status) { 11230 if (status != PackageManager.INSTALL_SUCCEEDED) { 11231 // Destroy container 11232 PackageHelper.destroySdDir(cid); 11233 } else { 11234 boolean mounted = PackageHelper.isContainerMounted(cid); 11235 if (!mounted) { 11236 String newMountPath = PackageHelper.mountSdDir(cid, getEncryptKey(), 11237 Process.SYSTEM_UID); 11238 if (newMountPath != null) { 11239 setMountPath(newMountPath); 11240 } else { 11241 return PackageManager.INSTALL_FAILED_CONTAINER_ERROR; 11242 } 11243 } 11244 } 11245 return status; 11246 } 11247 11248 boolean doRename(int status, PackageParser.Package pkg, String oldCodePath) { 11249 String newCacheId = getNextCodePath(oldCodePath, pkg.packageName, "/" + RES_FILE_NAME); 11250 String newMountPath = null; 11251 if (PackageHelper.isContainerMounted(cid)) { 11252 // Unmount the container 11253 if (!PackageHelper.unMountSdDir(cid)) { 11254 Slog.i(TAG, "Failed to unmount " + cid + " before renaming"); 11255 return false; 11256 } 11257 } 11258 if (!PackageHelper.renameSdDir(cid, newCacheId)) { 11259 Slog.e(TAG, "Failed to rename " + cid + " to " + newCacheId + 11260 " which might be stale. Will try to clean up."); 11261 // Clean up the stale container and proceed to recreate. 11262 if (!PackageHelper.destroySdDir(newCacheId)) { 11263 Slog.e(TAG, "Very strange. Cannot clean up stale container " + newCacheId); 11264 return false; 11265 } 11266 // Successfully cleaned up stale container. Try to rename again. 11267 if (!PackageHelper.renameSdDir(cid, newCacheId)) { 11268 Slog.e(TAG, "Failed to rename " + cid + " to " + newCacheId 11269 + " inspite of cleaning it up."); 11270 return false; 11271 } 11272 } 11273 if (!PackageHelper.isContainerMounted(newCacheId)) { 11274 Slog.w(TAG, "Mounting container " + newCacheId); 11275 newMountPath = PackageHelper.mountSdDir(newCacheId, 11276 getEncryptKey(), Process.SYSTEM_UID); 11277 } else { 11278 newMountPath = PackageHelper.getSdDir(newCacheId); 11279 } 11280 if (newMountPath == null) { 11281 Slog.w(TAG, "Failed to get cache path for " + newCacheId); 11282 return false; 11283 } 11284 Log.i(TAG, "Succesfully renamed " + cid + 11285 " to " + newCacheId + 11286 " at new path: " + newMountPath); 11287 cid = newCacheId; 11288 11289 final File beforeCodeFile = new File(packagePath); 11290 setMountPath(newMountPath); 11291 final File afterCodeFile = new File(packagePath); 11292 11293 // Reflect the rename in scanned details 11294 pkg.codePath = afterCodeFile.getAbsolutePath(); 11295 pkg.baseCodePath = FileUtils.rewriteAfterRename(beforeCodeFile, afterCodeFile, 11296 pkg.baseCodePath); 11297 pkg.splitCodePaths = FileUtils.rewriteAfterRename(beforeCodeFile, afterCodeFile, 11298 pkg.splitCodePaths); 11299 11300 // Reflect the rename in app info 11301 pkg.applicationInfo.volumeUuid = pkg.volumeUuid; 11302 pkg.applicationInfo.setCodePath(pkg.codePath); 11303 pkg.applicationInfo.setBaseCodePath(pkg.baseCodePath); 11304 pkg.applicationInfo.setSplitCodePaths(pkg.splitCodePaths); 11305 pkg.applicationInfo.setResourcePath(pkg.codePath); 11306 pkg.applicationInfo.setBaseResourcePath(pkg.baseCodePath); 11307 pkg.applicationInfo.setSplitResourcePaths(pkg.splitCodePaths); 11308 11309 return true; 11310 } 11311 11312 private void setMountPath(String mountPath) { 11313 final File mountFile = new File(mountPath); 11314 11315 final File monolithicFile = new File(mountFile, RES_FILE_NAME); 11316 if (monolithicFile.exists()) { 11317 packagePath = monolithicFile.getAbsolutePath(); 11318 if (isFwdLocked()) { 11319 resourcePath = new File(mountFile, PUBLIC_RES_FILE_NAME).getAbsolutePath(); 11320 } else { 11321 resourcePath = packagePath; 11322 } 11323 } else { 11324 packagePath = mountFile.getAbsolutePath(); 11325 resourcePath = packagePath; 11326 } 11327 } 11328 11329 int doPostInstall(int status, int uid) { 11330 if (status != PackageManager.INSTALL_SUCCEEDED) { 11331 cleanUp(); 11332 } else { 11333 final int groupOwner; 11334 final String protectedFile; 11335 if (isFwdLocked()) { 11336 groupOwner = UserHandle.getSharedAppGid(uid); 11337 protectedFile = RES_FILE_NAME; 11338 } else { 11339 groupOwner = -1; 11340 protectedFile = null; 11341 } 11342 11343 if (uid < Process.FIRST_APPLICATION_UID 11344 || !PackageHelper.fixSdPermissions(cid, groupOwner, protectedFile)) { 11345 Slog.e(TAG, "Failed to finalize " + cid); 11346 PackageHelper.destroySdDir(cid); 11347 return PackageManager.INSTALL_FAILED_CONTAINER_ERROR; 11348 } 11349 11350 boolean mounted = PackageHelper.isContainerMounted(cid); 11351 if (!mounted) { 11352 PackageHelper.mountSdDir(cid, getEncryptKey(), Process.myUid()); 11353 } 11354 } 11355 return status; 11356 } 11357 11358 private void cleanUp() { 11359 if (DEBUG_SD_INSTALL) Slog.i(TAG, "cleanUp"); 11360 11361 // Destroy secure container 11362 PackageHelper.destroySdDir(cid); 11363 } 11364 11365 private List<String> getAllCodePaths() { 11366 final File codeFile = new File(getCodePath()); 11367 if (codeFile != null && codeFile.exists()) { 11368 try { 11369 final PackageLite pkg = PackageParser.parsePackageLite(codeFile, 0); 11370 return pkg.getAllCodePaths(); 11371 } catch (PackageParserException e) { 11372 // Ignored; we tried our best 11373 } 11374 } 11375 return Collections.EMPTY_LIST; 11376 } 11377 11378 void cleanUpResourcesLI() { 11379 // Enumerate all code paths before deleting 11380 cleanUpResourcesLI(getAllCodePaths()); 11381 } 11382 11383 private void cleanUpResourcesLI(List<String> allCodePaths) { 11384 cleanUp(); 11385 removeDexFiles(allCodePaths, instructionSets); 11386 } 11387 11388 String getPackageName() { 11389 return getAsecPackageName(cid); 11390 } 11391 11392 boolean doPostDeleteLI(boolean delete) { 11393 if (DEBUG_SD_INSTALL) Slog.i(TAG, "doPostDeleteLI() del=" + delete); 11394 final List<String> allCodePaths = getAllCodePaths(); 11395 boolean mounted = PackageHelper.isContainerMounted(cid); 11396 if (mounted) { 11397 // Unmount first 11398 if (PackageHelper.unMountSdDir(cid)) { 11399 mounted = false; 11400 } 11401 } 11402 if (!mounted && delete) { 11403 cleanUpResourcesLI(allCodePaths); 11404 } 11405 return !mounted; 11406 } 11407 11408 @Override 11409 int doPreCopy() { 11410 if (isFwdLocked()) { 11411 if (!PackageHelper.fixSdPermissions(cid, 11412 getPackageUid(DEFAULT_CONTAINER_PACKAGE, 0), RES_FILE_NAME)) { 11413 return PackageManager.INSTALL_FAILED_CONTAINER_ERROR; 11414 } 11415 } 11416 11417 return PackageManager.INSTALL_SUCCEEDED; 11418 } 11419 11420 @Override 11421 int doPostCopy(int uid) { 11422 if (isFwdLocked()) { 11423 if (uid < Process.FIRST_APPLICATION_UID 11424 || !PackageHelper.fixSdPermissions(cid, UserHandle.getSharedAppGid(uid), 11425 RES_FILE_NAME)) { 11426 Slog.e(TAG, "Failed to finalize " + cid); 11427 PackageHelper.destroySdDir(cid); 11428 return PackageManager.INSTALL_FAILED_CONTAINER_ERROR; 11429 } 11430 } 11431 11432 return PackageManager.INSTALL_SUCCEEDED; 11433 } 11434 } 11435 11436 /** 11437 * Logic to handle movement of existing installed applications. 11438 */ 11439 class MoveInstallArgs extends InstallArgs { 11440 private File codeFile; 11441 private File resourceFile; 11442 11443 /** New install */ 11444 MoveInstallArgs(InstallParams params) { 11445 super(params.origin, params.move, params.observer, params.installFlags, 11446 params.installerPackageName, params.volumeUuid, params.getManifestDigest(), 11447 params.getUser(), null /* instruction sets */, params.packageAbiOverride, 11448 params.grantedRuntimePermissions); 11449 } 11450 11451 int copyApk(IMediaContainerService imcs, boolean temp) { 11452 if (DEBUG_INSTALL) Slog.d(TAG, "Moving " + move.packageName + " from " 11453 + move.fromUuid + " to " + move.toUuid); 11454 synchronized (mInstaller) { 11455 if (mInstaller.copyCompleteApp(move.fromUuid, move.toUuid, move.packageName, 11456 move.dataAppName, move.appId, move.seinfo) != 0) { 11457 return PackageManager.INSTALL_FAILED_INTERNAL_ERROR; 11458 } 11459 } 11460 11461 codeFile = new File(Environment.getDataAppDirectory(move.toUuid), move.dataAppName); 11462 resourceFile = codeFile; 11463 if (DEBUG_INSTALL) Slog.d(TAG, "codeFile after move is " + codeFile); 11464 11465 return PackageManager.INSTALL_SUCCEEDED; 11466 } 11467 11468 int doPreInstall(int status) { 11469 if (status != PackageManager.INSTALL_SUCCEEDED) { 11470 cleanUp(move.toUuid); 11471 } 11472 return status; 11473 } 11474 11475 boolean doRename(int status, PackageParser.Package pkg, String oldCodePath) { 11476 if (status != PackageManager.INSTALL_SUCCEEDED) { 11477 cleanUp(move.toUuid); 11478 return false; 11479 } 11480 11481 // Reflect the move in app info 11482 pkg.applicationInfo.volumeUuid = pkg.volumeUuid; 11483 pkg.applicationInfo.setCodePath(pkg.codePath); 11484 pkg.applicationInfo.setBaseCodePath(pkg.baseCodePath); 11485 pkg.applicationInfo.setSplitCodePaths(pkg.splitCodePaths); 11486 pkg.applicationInfo.setResourcePath(pkg.codePath); 11487 pkg.applicationInfo.setBaseResourcePath(pkg.baseCodePath); 11488 pkg.applicationInfo.setSplitResourcePaths(pkg.splitCodePaths); 11489 11490 return true; 11491 } 11492 11493 int doPostInstall(int status, int uid) { 11494 if (status == PackageManager.INSTALL_SUCCEEDED) { 11495 cleanUp(move.fromUuid); 11496 } else { 11497 cleanUp(move.toUuid); 11498 } 11499 return status; 11500 } 11501 11502 @Override 11503 String getCodePath() { 11504 return (codeFile != null) ? codeFile.getAbsolutePath() : null; 11505 } 11506 11507 @Override 11508 String getResourcePath() { 11509 return (resourceFile != null) ? resourceFile.getAbsolutePath() : null; 11510 } 11511 11512 private boolean cleanUp(String volumeUuid) { 11513 final File codeFile = new File(Environment.getDataAppDirectory(volumeUuid), 11514 move.dataAppName); 11515 Slog.d(TAG, "Cleaning up " + move.packageName + " on " + volumeUuid); 11516 synchronized (mInstallLock) { 11517 // Clean up both app data and code 11518 removeDataDirsLI(volumeUuid, move.packageName); 11519 if (codeFile.isDirectory()) { 11520 mInstaller.rmPackageDir(codeFile.getAbsolutePath()); 11521 } else { 11522 codeFile.delete(); 11523 } 11524 } 11525 return true; 11526 } 11527 11528 void cleanUpResourcesLI() { 11529 throw new UnsupportedOperationException(); 11530 } 11531 11532 boolean doPostDeleteLI(boolean delete) { 11533 throw new UnsupportedOperationException(); 11534 } 11535 } 11536 11537 static String getAsecPackageName(String packageCid) { 11538 int idx = packageCid.lastIndexOf("-"); 11539 if (idx == -1) { 11540 return packageCid; 11541 } 11542 return packageCid.substring(0, idx); 11543 } 11544 11545 // Utility method used to create code paths based on package name and available index. 11546 private static String getNextCodePath(String oldCodePath, String prefix, String suffix) { 11547 String idxStr = ""; 11548 int idx = 1; 11549 // Fall back to default value of idx=1 if prefix is not 11550 // part of oldCodePath 11551 if (oldCodePath != null) { 11552 String subStr = oldCodePath; 11553 // Drop the suffix right away 11554 if (suffix != null && subStr.endsWith(suffix)) { 11555 subStr = subStr.substring(0, subStr.length() - suffix.length()); 11556 } 11557 // If oldCodePath already contains prefix find out the 11558 // ending index to either increment or decrement. 11559 int sidx = subStr.lastIndexOf(prefix); 11560 if (sidx != -1) { 11561 subStr = subStr.substring(sidx + prefix.length()); 11562 if (subStr != null) { 11563 if (subStr.startsWith(INSTALL_PACKAGE_SUFFIX)) { 11564 subStr = subStr.substring(INSTALL_PACKAGE_SUFFIX.length()); 11565 } 11566 try { 11567 idx = Integer.parseInt(subStr); 11568 if (idx <= 1) { 11569 idx++; 11570 } else { 11571 idx--; 11572 } 11573 } catch(NumberFormatException e) { 11574 } 11575 } 11576 } 11577 } 11578 idxStr = INSTALL_PACKAGE_SUFFIX + Integer.toString(idx); 11579 return prefix + idxStr; 11580 } 11581 11582 private File getNextCodePath(File targetDir, String packageName) { 11583 int suffix = 1; 11584 File result; 11585 do { 11586 result = new File(targetDir, packageName + "-" + suffix); 11587 suffix++; 11588 } while (result.exists()); 11589 return result; 11590 } 11591 11592 // Utility method that returns the relative package path with respect 11593 // to the installation directory. Like say for /data/data/com.test-1.apk 11594 // string com.test-1 is returned. 11595 static String deriveCodePathName(String codePath) { 11596 if (codePath == null) { 11597 return null; 11598 } 11599 final File codeFile = new File(codePath); 11600 final String name = codeFile.getName(); 11601 if (codeFile.isDirectory()) { 11602 return name; 11603 } else if (name.endsWith(".apk") || name.endsWith(".tmp")) { 11604 final int lastDot = name.lastIndexOf('.'); 11605 return name.substring(0, lastDot); 11606 } else { 11607 Slog.w(TAG, "Odd, " + codePath + " doesn't look like an APK"); 11608 return null; 11609 } 11610 } 11611 11612 class PackageInstalledInfo { 11613 String name; 11614 int uid; 11615 // The set of users that originally had this package installed. 11616 int[] origUsers; 11617 // The set of users that now have this package installed. 11618 int[] newUsers; 11619 PackageParser.Package pkg; 11620 int returnCode; 11621 String returnMsg; 11622 PackageRemovedInfo removedInfo; 11623 11624 public void setError(int code, String msg) { 11625 returnCode = code; 11626 returnMsg = msg; 11627 Slog.w(TAG, msg); 11628 } 11629 11630 public void setError(String msg, PackageParserException e) { 11631 returnCode = e.error; 11632 returnMsg = ExceptionUtils.getCompleteMessage(msg, e); 11633 Slog.w(TAG, msg, e); 11634 } 11635 11636 public void setError(String msg, PackageManagerException e) { 11637 returnCode = e.error; 11638 returnMsg = ExceptionUtils.getCompleteMessage(msg, e); 11639 Slog.w(TAG, msg, e); 11640 } 11641 11642 // In some error cases we want to convey more info back to the observer 11643 String origPackage; 11644 String origPermission; 11645 } 11646 11647 /* 11648 * Install a non-existing package. 11649 */ 11650 private void installNewPackageLI(PackageParser.Package pkg, int parseFlags, int scanFlags, 11651 UserHandle user, String installerPackageName, String volumeUuid, 11652 PackageInstalledInfo res) { 11653 // Remember this for later, in case we need to rollback this install 11654 String pkgName = pkg.packageName; 11655 11656 if (DEBUG_INSTALL) Slog.d(TAG, "installNewPackageLI: " + pkg); 11657 final boolean dataDirExists = Environment 11658 .getDataUserPackageDirectory(volumeUuid, UserHandle.USER_OWNER, pkgName).exists(); 11659 synchronized(mPackages) { 11660 if (mSettings.mRenamedPackages.containsKey(pkgName)) { 11661 // A package with the same name is already installed, though 11662 // it has been renamed to an older name. The package we 11663 // are trying to install should be installed as an update to 11664 // the existing one, but that has not been requested, so bail. 11665 res.setError(INSTALL_FAILED_ALREADY_EXISTS, "Attempt to re-install " + pkgName 11666 + " without first uninstalling package running as " 11667 + mSettings.mRenamedPackages.get(pkgName)); 11668 return; 11669 } 11670 if (mPackages.containsKey(pkgName)) { 11671 // Don't allow installation over an existing package with the same name. 11672 res.setError(INSTALL_FAILED_ALREADY_EXISTS, "Attempt to re-install " + pkgName 11673 + " without first uninstalling."); 11674 return; 11675 } 11676 } 11677 11678 try { 11679 PackageParser.Package newPackage = scanPackageLI(pkg, parseFlags, scanFlags, 11680 System.currentTimeMillis(), user); 11681 11682 updateSettingsLI(newPackage, installerPackageName, volumeUuid, null, null, res, user); 11683 // delete the partially installed application. the data directory will have to be 11684 // restored if it was already existing 11685 if (res.returnCode != PackageManager.INSTALL_SUCCEEDED) { 11686 // remove package from internal structures. Note that we want deletePackageX to 11687 // delete the package data and cache directories that it created in 11688 // scanPackageLocked, unless those directories existed before we even tried to 11689 // install. 11690 deletePackageLI(pkgName, UserHandle.ALL, false, null, null, 11691 dataDirExists ? PackageManager.DELETE_KEEP_DATA : 0, 11692 res.removedInfo, true); 11693 } 11694 11695 } catch (PackageManagerException e) { 11696 res.setError("Package couldn't be installed in " + pkg.codePath, e); 11697 } 11698 } 11699 11700 private boolean shouldCheckUpgradeKeySetLP(PackageSetting oldPs, int scanFlags) { 11701 // Can't rotate keys during boot or if sharedUser. 11702 if (oldPs == null || (scanFlags&SCAN_INITIAL) != 0 || oldPs.sharedUser != null 11703 || !oldPs.keySetData.isUsingUpgradeKeySets()) { 11704 return false; 11705 } 11706 // app is using upgradeKeySets; make sure all are valid 11707 KeySetManagerService ksms = mSettings.mKeySetManagerService; 11708 long[] upgradeKeySets = oldPs.keySetData.getUpgradeKeySets(); 11709 for (int i = 0; i < upgradeKeySets.length; i++) { 11710 if (!ksms.isIdValidKeySetId(upgradeKeySets[i])) { 11711 Slog.wtf(TAG, "Package " 11712 + (oldPs.name != null ? oldPs.name : "<null>") 11713 + " contains upgrade-key-set reference to unknown key-set: " 11714 + upgradeKeySets[i] 11715 + " reverting to signatures check."); 11716 return false; 11717 } 11718 } 11719 return true; 11720 } 11721 11722 private boolean checkUpgradeKeySetLP(PackageSetting oldPS, PackageParser.Package newPkg) { 11723 // Upgrade keysets are being used. Determine if new package has a superset of the 11724 // required keys. 11725 long[] upgradeKeySets = oldPS.keySetData.getUpgradeKeySets(); 11726 KeySetManagerService ksms = mSettings.mKeySetManagerService; 11727 for (int i = 0; i < upgradeKeySets.length; i++) { 11728 Set<PublicKey> upgradeSet = ksms.getPublicKeysFromKeySetLPr(upgradeKeySets[i]); 11729 if (upgradeSet != null && newPkg.mSigningKeys.containsAll(upgradeSet)) { 11730 return true; 11731 } 11732 } 11733 return false; 11734 } 11735 11736 private void replacePackageLI(PackageParser.Package pkg, int parseFlags, int scanFlags, 11737 UserHandle user, String installerPackageName, String volumeUuid, 11738 PackageInstalledInfo res) { 11739 final PackageParser.Package oldPackage; 11740 final String pkgName = pkg.packageName; 11741 final int[] allUsers; 11742 final boolean[] perUserInstalled; 11743 final boolean weFroze; 11744 11745 // First find the old package info and check signatures 11746 synchronized(mPackages) { 11747 oldPackage = mPackages.get(pkgName); 11748 if (DEBUG_INSTALL) Slog.d(TAG, "replacePackageLI: new=" + pkg + ", old=" + oldPackage); 11749 final PackageSetting ps = mSettings.mPackages.get(pkgName); 11750 if (shouldCheckUpgradeKeySetLP(ps, scanFlags)) { 11751 if(!checkUpgradeKeySetLP(ps, pkg)) { 11752 res.setError(INSTALL_FAILED_UPDATE_INCOMPATIBLE, 11753 "New package not signed by keys specified by upgrade-keysets: " 11754 + pkgName); 11755 return; 11756 } 11757 } else { 11758 // default to original signature matching 11759 if (compareSignatures(oldPackage.mSignatures, pkg.mSignatures) 11760 != PackageManager.SIGNATURE_MATCH) { 11761 res.setError(INSTALL_FAILED_UPDATE_INCOMPATIBLE, 11762 "New package has a different signature: " + pkgName); 11763 return; 11764 } 11765 } 11766 11767 // In case of rollback, remember per-user/profile install state 11768 allUsers = sUserManager.getUserIds(); 11769 perUserInstalled = new boolean[allUsers.length]; 11770 for (int i = 0; i < allUsers.length; i++) { 11771 perUserInstalled[i] = ps != null ? ps.getInstalled(allUsers[i]) : false; 11772 } 11773 11774 // Mark the app as frozen to prevent launching during the upgrade 11775 // process, and then kill all running instances 11776 if (!ps.frozen) { 11777 ps.frozen = true; 11778 weFroze = true; 11779 } else { 11780 weFroze = false; 11781 } 11782 } 11783 11784 // Now that we're guarded by frozen state, kill app during upgrade 11785 killApplication(pkgName, oldPackage.applicationInfo.uid, "replace pkg"); 11786 11787 try { 11788 boolean sysPkg = (isSystemApp(oldPackage)); 11789 if (sysPkg) { 11790 replaceSystemPackageLI(oldPackage, pkg, parseFlags, scanFlags, 11791 user, allUsers, perUserInstalled, installerPackageName, volumeUuid, res); 11792 } else { 11793 replaceNonSystemPackageLI(oldPackage, pkg, parseFlags, scanFlags, 11794 user, allUsers, perUserInstalled, installerPackageName, volumeUuid, res); 11795 } 11796 } finally { 11797 // Regardless of success or failure of upgrade steps above, always 11798 // unfreeze the package if we froze it 11799 if (weFroze) { 11800 unfreezePackage(pkgName); 11801 } 11802 } 11803 } 11804 11805 private void replaceNonSystemPackageLI(PackageParser.Package deletedPackage, 11806 PackageParser.Package pkg, int parseFlags, int scanFlags, UserHandle user, 11807 int[] allUsers, boolean[] perUserInstalled, String installerPackageName, 11808 String volumeUuid, PackageInstalledInfo res) { 11809 String pkgName = deletedPackage.packageName; 11810 boolean deletedPkg = true; 11811 boolean updatedSettings = false; 11812 11813 if (DEBUG_INSTALL) Slog.d(TAG, "replaceNonSystemPackageLI: new=" + pkg + ", old=" 11814 + deletedPackage); 11815 long origUpdateTime; 11816 if (pkg.mExtras != null) { 11817 origUpdateTime = ((PackageSetting)pkg.mExtras).lastUpdateTime; 11818 } else { 11819 origUpdateTime = 0; 11820 } 11821 11822 // First delete the existing package while retaining the data directory 11823 if (!deletePackageLI(pkgName, null, true, null, null, PackageManager.DELETE_KEEP_DATA, 11824 res.removedInfo, true)) { 11825 // If the existing package wasn't successfully deleted 11826 res.setError(INSTALL_FAILED_REPLACE_COULDNT_DELETE, "replaceNonSystemPackageLI"); 11827 deletedPkg = false; 11828 } else { 11829 // Successfully deleted the old package; proceed with replace. 11830 11831 // If deleted package lived in a container, give users a chance to 11832 // relinquish resources before killing. 11833 if (deletedPackage.isForwardLocked() || isExternal(deletedPackage)) { 11834 if (DEBUG_INSTALL) { 11835 Slog.i(TAG, "upgrading pkg " + deletedPackage + " is ASEC-hosted -> UNAVAILABLE"); 11836 } 11837 final int[] uidArray = new int[] { deletedPackage.applicationInfo.uid }; 11838 final ArrayList<String> pkgList = new ArrayList<String>(1); 11839 pkgList.add(deletedPackage.applicationInfo.packageName); 11840 sendResourcesChangedBroadcast(false, true, pkgList, uidArray, null); 11841 } 11842 11843 deleteCodeCacheDirsLI(pkg.volumeUuid, pkgName); 11844 try { 11845 final PackageParser.Package newPackage = scanPackageLI(pkg, parseFlags, 11846 scanFlags | SCAN_UPDATE_TIME, System.currentTimeMillis(), user); 11847 updateSettingsLI(newPackage, installerPackageName, volumeUuid, allUsers, 11848 perUserInstalled, res, user); 11849 updatedSettings = true; 11850 } catch (PackageManagerException e) { 11851 res.setError("Package couldn't be installed in " + pkg.codePath, e); 11852 } 11853 } 11854 11855 if (res.returnCode != PackageManager.INSTALL_SUCCEEDED) { 11856 // remove package from internal structures. Note that we want deletePackageX to 11857 // delete the package data and cache directories that it created in 11858 // scanPackageLocked, unless those directories existed before we even tried to 11859 // install. 11860 if(updatedSettings) { 11861 if (DEBUG_INSTALL) Slog.d(TAG, "Install failed, rolling pack: " + pkgName); 11862 deletePackageLI( 11863 pkgName, null, true, allUsers, perUserInstalled, 11864 PackageManager.DELETE_KEEP_DATA, 11865 res.removedInfo, true); 11866 } 11867 // Since we failed to install the new package we need to restore the old 11868 // package that we deleted. 11869 if (deletedPkg) { 11870 if (DEBUG_INSTALL) Slog.d(TAG, "Install failed, reinstalling: " + deletedPackage); 11871 File restoreFile = new File(deletedPackage.codePath); 11872 // Parse old package 11873 boolean oldExternal = isExternal(deletedPackage); 11874 int oldParseFlags = mDefParseFlags | PackageParser.PARSE_CHATTY | 11875 (deletedPackage.isForwardLocked() ? PackageParser.PARSE_FORWARD_LOCK : 0) | 11876 (oldExternal ? PackageParser.PARSE_EXTERNAL_STORAGE : 0); 11877 int oldScanFlags = SCAN_UPDATE_SIGNATURE | SCAN_UPDATE_TIME; 11878 try { 11879 scanPackageLI(restoreFile, oldParseFlags, oldScanFlags, origUpdateTime, null); 11880 } catch (PackageManagerException e) { 11881 Slog.e(TAG, "Failed to restore package : " + pkgName + " after failed upgrade: " 11882 + e.getMessage()); 11883 return; 11884 } 11885 // Restore of old package succeeded. Update permissions. 11886 // writer 11887 synchronized (mPackages) { 11888 updatePermissionsLPw(deletedPackage.packageName, deletedPackage, 11889 UPDATE_PERMISSIONS_ALL); 11890 // can downgrade to reader 11891 mSettings.writeLPr(); 11892 } 11893 Slog.i(TAG, "Successfully restored package : " + pkgName + " after failed upgrade"); 11894 } 11895 } 11896 } 11897 11898 private void replaceSystemPackageLI(PackageParser.Package deletedPackage, 11899 PackageParser.Package pkg, int parseFlags, int scanFlags, UserHandle user, 11900 int[] allUsers, boolean[] perUserInstalled, String installerPackageName, 11901 String volumeUuid, PackageInstalledInfo res) { 11902 if (DEBUG_INSTALL) Slog.d(TAG, "replaceSystemPackageLI: new=" + pkg 11903 + ", old=" + deletedPackage); 11904 boolean disabledSystem = false; 11905 boolean updatedSettings = false; 11906 parseFlags |= PackageParser.PARSE_IS_SYSTEM; 11907 if ((deletedPackage.applicationInfo.privateFlags&ApplicationInfo.PRIVATE_FLAG_PRIVILEGED) 11908 != 0) { 11909 parseFlags |= PackageParser.PARSE_IS_PRIVILEGED; 11910 } 11911 String packageName = deletedPackage.packageName; 11912 if (packageName == null) { 11913 res.setError(INSTALL_FAILED_REPLACE_COULDNT_DELETE, 11914 "Attempt to delete null packageName."); 11915 return; 11916 } 11917 PackageParser.Package oldPkg; 11918 PackageSetting oldPkgSetting; 11919 // reader 11920 synchronized (mPackages) { 11921 oldPkg = mPackages.get(packageName); 11922 oldPkgSetting = mSettings.mPackages.get(packageName); 11923 if((oldPkg == null) || (oldPkg.applicationInfo == null) || 11924 (oldPkgSetting == null)) { 11925 res.setError(INSTALL_FAILED_REPLACE_COULDNT_DELETE, 11926 "Couldn't find package:" + packageName + " information"); 11927 return; 11928 } 11929 } 11930 11931 res.removedInfo.uid = oldPkg.applicationInfo.uid; 11932 res.removedInfo.removedPackage = packageName; 11933 // Remove existing system package 11934 removePackageLI(oldPkgSetting, true); 11935 // writer 11936 synchronized (mPackages) { 11937 disabledSystem = mSettings.disableSystemPackageLPw(packageName); 11938 if (!disabledSystem && deletedPackage != null) { 11939 // We didn't need to disable the .apk as a current system package, 11940 // which means we are replacing another update that is already 11941 // installed. We need to make sure to delete the older one's .apk. 11942 res.removedInfo.args = createInstallArgsForExisting(0, 11943 deletedPackage.applicationInfo.getCodePath(), 11944 deletedPackage.applicationInfo.getResourcePath(), 11945 getAppDexInstructionSets(deletedPackage.applicationInfo)); 11946 } else { 11947 res.removedInfo.args = null; 11948 } 11949 } 11950 11951 // Successfully disabled the old package. Now proceed with re-installation 11952 deleteCodeCacheDirsLI(pkg.volumeUuid, packageName); 11953 11954 res.returnCode = PackageManager.INSTALL_SUCCEEDED; 11955 pkg.applicationInfo.flags |= ApplicationInfo.FLAG_UPDATED_SYSTEM_APP; 11956 11957 PackageParser.Package newPackage = null; 11958 try { 11959 newPackage = scanPackageLI(pkg, parseFlags, scanFlags, 0, user); 11960 if (newPackage.mExtras != null) { 11961 final PackageSetting newPkgSetting = (PackageSetting) newPackage.mExtras; 11962 newPkgSetting.firstInstallTime = oldPkgSetting.firstInstallTime; 11963 newPkgSetting.lastUpdateTime = System.currentTimeMillis(); 11964 11965 // is the update attempting to change shared user? that isn't going to work... 11966 if (oldPkgSetting.sharedUser != newPkgSetting.sharedUser) { 11967 res.setError(INSTALL_FAILED_SHARED_USER_INCOMPATIBLE, 11968 "Forbidding shared user change from " + oldPkgSetting.sharedUser 11969 + " to " + newPkgSetting.sharedUser); 11970 updatedSettings = true; 11971 } 11972 } 11973 11974 if (res.returnCode == PackageManager.INSTALL_SUCCEEDED) { 11975 updateSettingsLI(newPackage, installerPackageName, volumeUuid, allUsers, 11976 perUserInstalled, res, user); 11977 updatedSettings = true; 11978 } 11979 11980 } catch (PackageManagerException e) { 11981 res.setError("Package couldn't be installed in " + pkg.codePath, e); 11982 } 11983 11984 if (res.returnCode != PackageManager.INSTALL_SUCCEEDED) { 11985 // Re installation failed. Restore old information 11986 // Remove new pkg information 11987 if (newPackage != null) { 11988 removeInstalledPackageLI(newPackage, true); 11989 } 11990 // Add back the old system package 11991 try { 11992 scanPackageLI(oldPkg, parseFlags, SCAN_UPDATE_SIGNATURE, 0, user); 11993 } catch (PackageManagerException e) { 11994 Slog.e(TAG, "Failed to restore original package: " + e.getMessage()); 11995 } 11996 // Restore the old system information in Settings 11997 synchronized (mPackages) { 11998 if (disabledSystem) { 11999 mSettings.enableSystemPackageLPw(packageName); 12000 } 12001 if (updatedSettings) { 12002 mSettings.setInstallerPackageName(packageName, 12003 oldPkgSetting.installerPackageName); 12004 } 12005 mSettings.writeLPr(); 12006 } 12007 } 12008 } 12009 12010 private void updateSettingsLI(PackageParser.Package newPackage, String installerPackageName, 12011 String volumeUuid, int[] allUsers, boolean[] perUserInstalled, PackageInstalledInfo res, 12012 UserHandle user) { 12013 String pkgName = newPackage.packageName; 12014 synchronized (mPackages) { 12015 //write settings. the installStatus will be incomplete at this stage. 12016 //note that the new package setting would have already been 12017 //added to mPackages. It hasn't been persisted yet. 12018 mSettings.setInstallStatus(pkgName, PackageSettingBase.PKG_INSTALL_INCOMPLETE); 12019 mSettings.writeLPr(); 12020 } 12021 12022 if (DEBUG_INSTALL) Slog.d(TAG, "New package installed in " + newPackage.codePath); 12023 12024 synchronized (mPackages) { 12025 updatePermissionsLPw(newPackage.packageName, newPackage, 12026 UPDATE_PERMISSIONS_REPLACE_PKG | (newPackage.permissions.size() > 0 12027 ? UPDATE_PERMISSIONS_ALL : 0)); 12028 // For system-bundled packages, we assume that installing an upgraded version 12029 // of the package implies that the user actually wants to run that new code, 12030 // so we enable the package. 12031 PackageSetting ps = mSettings.mPackages.get(pkgName); 12032 if (ps != null) { 12033 if (isSystemApp(newPackage)) { 12034 // NB: implicit assumption that system package upgrades apply to all users 12035 if (DEBUG_INSTALL) { 12036 Slog.d(TAG, "Implicitly enabling system package on upgrade: " + pkgName); 12037 } 12038 if (res.origUsers != null) { 12039 for (int userHandle : res.origUsers) { 12040 ps.setEnabled(COMPONENT_ENABLED_STATE_DEFAULT, 12041 userHandle, installerPackageName); 12042 } 12043 } 12044 // Also convey the prior install/uninstall state 12045 if (allUsers != null && perUserInstalled != null) { 12046 for (int i = 0; i < allUsers.length; i++) { 12047 if (DEBUG_INSTALL) { 12048 Slog.d(TAG, " user " + allUsers[i] 12049 + " => " + perUserInstalled[i]); 12050 } 12051 ps.setInstalled(perUserInstalled[i], allUsers[i]); 12052 } 12053 // these install state changes will be persisted in the 12054 // upcoming call to mSettings.writeLPr(). 12055 } 12056 } 12057 // It's implied that when a user requests installation, they want the app to be 12058 // installed and enabled. 12059 int userId = user.getIdentifier(); 12060 if (userId != UserHandle.USER_ALL) { 12061 ps.setInstalled(true, userId); 12062 ps.setEnabled(COMPONENT_ENABLED_STATE_DEFAULT, userId, installerPackageName); 12063 } 12064 } 12065 res.name = pkgName; 12066 res.uid = newPackage.applicationInfo.uid; 12067 res.pkg = newPackage; 12068 mSettings.setInstallStatus(pkgName, PackageSettingBase.PKG_INSTALL_COMPLETE); 12069 mSettings.setInstallerPackageName(pkgName, installerPackageName); 12070 res.returnCode = PackageManager.INSTALL_SUCCEEDED; 12071 //to update install status 12072 mSettings.writeLPr(); 12073 } 12074 } 12075 12076 private void installPackageLI(InstallArgs args, PackageInstalledInfo res) { 12077 final int installFlags = args.installFlags; 12078 final String installerPackageName = args.installerPackageName; 12079 final String volumeUuid = args.volumeUuid; 12080 final File tmpPackageFile = new File(args.getCodePath()); 12081 final boolean forwardLocked = ((installFlags & PackageManager.INSTALL_FORWARD_LOCK) != 0); 12082 final boolean onExternal = (((installFlags & PackageManager.INSTALL_EXTERNAL) != 0) 12083 || (args.volumeUuid != null)); 12084 boolean replace = false; 12085 int scanFlags = SCAN_NEW_INSTALL | SCAN_UPDATE_SIGNATURE; 12086 if (args.move != null) { 12087 // moving a complete application; perfom an initial scan on the new install location 12088 scanFlags |= SCAN_INITIAL; 12089 } 12090 // Result object to be returned 12091 res.returnCode = PackageManager.INSTALL_SUCCEEDED; 12092 12093 if (DEBUG_INSTALL) Slog.d(TAG, "installPackageLI: path=" + tmpPackageFile); 12094 // Retrieve PackageSettings and parse package 12095 final int parseFlags = mDefParseFlags | PackageParser.PARSE_CHATTY 12096 | (forwardLocked ? PackageParser.PARSE_FORWARD_LOCK : 0) 12097 | (onExternal ? PackageParser.PARSE_EXTERNAL_STORAGE : 0); 12098 PackageParser pp = new PackageParser(); 12099 pp.setSeparateProcesses(mSeparateProcesses); 12100 pp.setDisplayMetrics(mMetrics); 12101 12102 final PackageParser.Package pkg; 12103 try { 12104 pkg = pp.parsePackage(tmpPackageFile, parseFlags); 12105 } catch (PackageParserException e) { 12106 res.setError("Failed parse during installPackageLI", e); 12107 return; 12108 } 12109 12110 // Mark that we have an install time CPU ABI override. 12111 pkg.cpuAbiOverride = args.abiOverride; 12112 12113 String pkgName = res.name = pkg.packageName; 12114 if ((pkg.applicationInfo.flags&ApplicationInfo.FLAG_TEST_ONLY) != 0) { 12115 if ((installFlags & PackageManager.INSTALL_ALLOW_TEST) == 0) { 12116 res.setError(INSTALL_FAILED_TEST_ONLY, "installPackageLI"); 12117 return; 12118 } 12119 } 12120 12121 try { 12122 pp.collectCertificates(pkg, parseFlags); 12123 pp.collectManifestDigest(pkg); 12124 } catch (PackageParserException e) { 12125 res.setError("Failed collect during installPackageLI", e); 12126 return; 12127 } 12128 12129 /* If the installer passed in a manifest digest, compare it now. */ 12130 if (args.manifestDigest != null) { 12131 if (DEBUG_INSTALL) { 12132 final String parsedManifest = pkg.manifestDigest == null ? "null" 12133 : pkg.manifestDigest.toString(); 12134 Slog.d(TAG, "Comparing manifests: " + args.manifestDigest.toString() + " vs. " 12135 + parsedManifest); 12136 } 12137 12138 if (!args.manifestDigest.equals(pkg.manifestDigest)) { 12139 res.setError(INSTALL_FAILED_PACKAGE_CHANGED, "Manifest digest changed"); 12140 return; 12141 } 12142 } else if (DEBUG_INSTALL) { 12143 final String parsedManifest = pkg.manifestDigest == null 12144 ? "null" : pkg.manifestDigest.toString(); 12145 Slog.d(TAG, "manifestDigest was not present, but parser got: " + parsedManifest); 12146 } 12147 12148 // Get rid of all references to package scan path via parser. 12149 pp = null; 12150 String oldCodePath = null; 12151 boolean systemApp = false; 12152 synchronized (mPackages) { 12153 // Check if installing already existing package 12154 if ((installFlags & PackageManager.INSTALL_REPLACE_EXISTING) != 0) { 12155 String oldName = mSettings.mRenamedPackages.get(pkgName); 12156 if (pkg.mOriginalPackages != null 12157 && pkg.mOriginalPackages.contains(oldName) 12158 && mPackages.containsKey(oldName)) { 12159 // This package is derived from an original package, 12160 // and this device has been updating from that original 12161 // name. We must continue using the original name, so 12162 // rename the new package here. 12163 pkg.setPackageName(oldName); 12164 pkgName = pkg.packageName; 12165 replace = true; 12166 if (DEBUG_INSTALL) Slog.d(TAG, "Replacing existing renamed package: oldName=" 12167 + oldName + " pkgName=" + pkgName); 12168 } else if (mPackages.containsKey(pkgName)) { 12169 // This package, under its official name, already exists 12170 // on the device; we should replace it. 12171 replace = true; 12172 if (DEBUG_INSTALL) Slog.d(TAG, "Replace existing pacakge: " + pkgName); 12173 } 12174 12175 // Prevent apps opting out from runtime permissions 12176 if (replace) { 12177 PackageParser.Package oldPackage = mPackages.get(pkgName); 12178 final int oldTargetSdk = oldPackage.applicationInfo.targetSdkVersion; 12179 final int newTargetSdk = pkg.applicationInfo.targetSdkVersion; 12180 if (oldTargetSdk > Build.VERSION_CODES.LOLLIPOP_MR1 12181 && newTargetSdk <= Build.VERSION_CODES.LOLLIPOP_MR1) { 12182 res.setError(PackageManager.INSTALL_FAILED_PERMISSION_MODEL_DOWNGRADE, 12183 "Package " + pkg.packageName + " new target SDK " + newTargetSdk 12184 + " doesn't support runtime permissions but the old" 12185 + " target SDK " + oldTargetSdk + " does."); 12186 return; 12187 } 12188 } 12189 } 12190 12191 PackageSetting ps = mSettings.mPackages.get(pkgName); 12192 if (ps != null) { 12193 if (DEBUG_INSTALL) Slog.d(TAG, "Existing package: " + ps); 12194 12195 // Quick sanity check that we're signed correctly if updating; 12196 // we'll check this again later when scanning, but we want to 12197 // bail early here before tripping over redefined permissions. 12198 if (shouldCheckUpgradeKeySetLP(ps, scanFlags)) { 12199 if (!checkUpgradeKeySetLP(ps, pkg)) { 12200 res.setError(INSTALL_FAILED_UPDATE_INCOMPATIBLE, "Package " 12201 + pkg.packageName + " upgrade keys do not match the " 12202 + "previously installed version"); 12203 return; 12204 } 12205 } else { 12206 try { 12207 verifySignaturesLP(ps, pkg); 12208 } catch (PackageManagerException e) { 12209 res.setError(e.error, e.getMessage()); 12210 return; 12211 } 12212 } 12213 12214 oldCodePath = mSettings.mPackages.get(pkgName).codePathString; 12215 if (ps.pkg != null && ps.pkg.applicationInfo != null) { 12216 systemApp = (ps.pkg.applicationInfo.flags & 12217 ApplicationInfo.FLAG_SYSTEM) != 0; 12218 } 12219 res.origUsers = ps.queryInstalledUsers(sUserManager.getUserIds(), true); 12220 } 12221 12222 // Check whether the newly-scanned package wants to define an already-defined perm 12223 int N = pkg.permissions.size(); 12224 for (int i = N-1; i >= 0; i--) { 12225 PackageParser.Permission perm = pkg.permissions.get(i); 12226 BasePermission bp = mSettings.mPermissions.get(perm.info.name); 12227 if (bp != null) { 12228 // If the defining package is signed with our cert, it's okay. This 12229 // also includes the "updating the same package" case, of course. 12230 // "updating same package" could also involve key-rotation. 12231 final boolean sigsOk; 12232 if (bp.sourcePackage.equals(pkg.packageName) 12233 && (bp.packageSetting instanceof PackageSetting) 12234 && (shouldCheckUpgradeKeySetLP((PackageSetting) bp.packageSetting, 12235 scanFlags))) { 12236 sigsOk = checkUpgradeKeySetLP((PackageSetting) bp.packageSetting, pkg); 12237 } else { 12238 sigsOk = compareSignatures(bp.packageSetting.signatures.mSignatures, 12239 pkg.mSignatures) == PackageManager.SIGNATURE_MATCH; 12240 } 12241 if (!sigsOk) { 12242 // If the owning package is the system itself, we log but allow 12243 // install to proceed; we fail the install on all other permission 12244 // redefinitions. 12245 if (!bp.sourcePackage.equals("android")) { 12246 res.setError(INSTALL_FAILED_DUPLICATE_PERMISSION, "Package " 12247 + pkg.packageName + " attempting to redeclare permission " 12248 + perm.info.name + " already owned by " + bp.sourcePackage); 12249 res.origPermission = perm.info.name; 12250 res.origPackage = bp.sourcePackage; 12251 return; 12252 } else { 12253 Slog.w(TAG, "Package " + pkg.packageName 12254 + " attempting to redeclare system permission " 12255 + perm.info.name + "; ignoring new declaration"); 12256 pkg.permissions.remove(i); 12257 } 12258 } 12259 } 12260 } 12261 12262 } 12263 12264 if (systemApp && onExternal) { 12265 // Disable updates to system apps on sdcard 12266 res.setError(INSTALL_FAILED_INVALID_INSTALL_LOCATION, 12267 "Cannot install updates to system apps on sdcard"); 12268 return; 12269 } 12270 12271 if (args.move != null) { 12272 // We did an in-place move, so dex is ready to roll 12273 scanFlags |= SCAN_NO_DEX; 12274 scanFlags |= SCAN_MOVE; 12275 } else if (!forwardLocked && !pkg.applicationInfo.isExternalAsec()) { 12276 // Enable SCAN_NO_DEX flag to skip dexopt at a later stage 12277 scanFlags |= SCAN_NO_DEX; 12278 12279 try { 12280 derivePackageAbi(pkg, new File(pkg.codePath), args.abiOverride, 12281 true /* extract libs */); 12282 } catch (PackageManagerException pme) { 12283 Slog.e(TAG, "Error deriving application ABI", pme); 12284 res.setError(INSTALL_FAILED_INTERNAL_ERROR, "Error deriving application ABI"); 12285 return; 12286 } 12287 12288 // Run dexopt before old package gets removed, to minimize time when app is unavailable 12289 int result = mPackageDexOptimizer 12290 .performDexOpt(pkg, null /* instruction sets */, false /* forceDex */, 12291 false /* defer */, false /* inclDependencies */); 12292 if (result == PackageDexOptimizer.DEX_OPT_FAILED) { 12293 res.setError(INSTALL_FAILED_DEXOPT, "Dexopt failed for " + pkg.codePath); 12294 return; 12295 } 12296 } 12297 12298 if (!args.doRename(res.returnCode, pkg, oldCodePath)) { 12299 res.setError(INSTALL_FAILED_INSUFFICIENT_STORAGE, "Failed rename"); 12300 return; 12301 } 12302 12303 startIntentFilterVerifications(args.user.getIdentifier(), replace, pkg); 12304 12305 if (replace) { 12306 replacePackageLI(pkg, parseFlags, scanFlags, args.user, 12307 installerPackageName, volumeUuid, res); 12308 } else { 12309 installNewPackageLI(pkg, parseFlags, scanFlags | SCAN_DELETE_DATA_ON_FAILURES, 12310 args.user, installerPackageName, volumeUuid, res); 12311 } 12312 synchronized (mPackages) { 12313 final PackageSetting ps = mSettings.mPackages.get(pkgName); 12314 if (ps != null) { 12315 res.newUsers = ps.queryInstalledUsers(sUserManager.getUserIds(), true); 12316 } 12317 } 12318 } 12319 12320 private void startIntentFilterVerifications(int userId, boolean replacing, 12321 PackageParser.Package pkg) { 12322 if (mIntentFilterVerifierComponent == null) { 12323 Slog.w(TAG, "No IntentFilter verification will not be done as " 12324 + "there is no IntentFilterVerifier available!"); 12325 return; 12326 } 12327 12328 final int verifierUid = getPackageUid( 12329 mIntentFilterVerifierComponent.getPackageName(), 12330 (userId == UserHandle.USER_ALL) ? UserHandle.USER_OWNER : userId); 12331 12332 mHandler.removeMessages(START_INTENT_FILTER_VERIFICATIONS); 12333 final Message msg = mHandler.obtainMessage(START_INTENT_FILTER_VERIFICATIONS); 12334 msg.obj = new IFVerificationParams(pkg, replacing, userId, verifierUid); 12335 mHandler.sendMessage(msg); 12336 } 12337 12338 private void verifyIntentFiltersIfNeeded(int userId, int verifierUid, boolean replacing, 12339 PackageParser.Package pkg) { 12340 int size = pkg.activities.size(); 12341 if (size == 0) { 12342 if (DEBUG_DOMAIN_VERIFICATION) Slog.d(TAG, 12343 "No activity, so no need to verify any IntentFilter!"); 12344 return; 12345 } 12346 12347 final boolean hasDomainURLs = hasDomainURLs(pkg); 12348 if (!hasDomainURLs) { 12349 if (DEBUG_DOMAIN_VERIFICATION) Slog.d(TAG, 12350 "No domain URLs, so no need to verify any IntentFilter!"); 12351 return; 12352 } 12353 12354 if (DEBUG_DOMAIN_VERIFICATION) Slog.d(TAG, "Checking for userId:" + userId 12355 + " if any IntentFilter from the " + size 12356 + " Activities needs verification ..."); 12357 12358 int count = 0; 12359 final String packageName = pkg.packageName; 12360 12361 synchronized (mPackages) { 12362 // If this is a new install and we see that we've already run verification for this 12363 // package, we have nothing to do: it means the state was restored from backup. 12364 if (!replacing) { 12365 IntentFilterVerificationInfo ivi = 12366 mSettings.getIntentFilterVerificationLPr(packageName); 12367 if (ivi != null) { 12368 if (DEBUG_DOMAIN_VERIFICATION) { 12369 Slog.i(TAG, "Package " + packageName+ " already verified: status=" 12370 + ivi.getStatusString()); 12371 } 12372 return; 12373 } 12374 } 12375 12376 // If any filters need to be verified, then all need to be. 12377 boolean needToVerify = false; 12378 for (PackageParser.Activity a : pkg.activities) { 12379 for (ActivityIntentInfo filter : a.intents) { 12380 if (filter.needsVerification() && needsNetworkVerificationLPr(filter)) { 12381 if (DEBUG_DOMAIN_VERIFICATION) { 12382 Slog.d(TAG, "Intent filter needs verification, so processing all filters"); 12383 } 12384 needToVerify = true; 12385 break; 12386 } 12387 } 12388 } 12389 12390 if (needToVerify) { 12391 final int verificationId = mIntentFilterVerificationToken++; 12392 for (PackageParser.Activity a : pkg.activities) { 12393 for (ActivityIntentInfo filter : a.intents) { 12394 if (filter.handlesWebUris(true) && needsNetworkVerificationLPr(filter)) { 12395 if (DEBUG_DOMAIN_VERIFICATION) Slog.d(TAG, 12396 "Verification needed for IntentFilter:" + filter.toString()); 12397 mIntentFilterVerifier.addOneIntentFilterVerification( 12398 verifierUid, userId, verificationId, filter, packageName); 12399 count++; 12400 } 12401 } 12402 } 12403 } 12404 } 12405 12406 if (count > 0) { 12407 if (DEBUG_DOMAIN_VERIFICATION) Slog.d(TAG, "Starting " + count 12408 + " IntentFilter verification" + (count > 1 ? "s" : "") 12409 + " for userId:" + userId); 12410 mIntentFilterVerifier.startVerifications(userId); 12411 } else { 12412 if (DEBUG_DOMAIN_VERIFICATION) { 12413 Slog.d(TAG, "No filters or not all autoVerify for " + packageName); 12414 } 12415 } 12416 } 12417 12418 private boolean needsNetworkVerificationLPr(ActivityIntentInfo filter) { 12419 final ComponentName cn = filter.activity.getComponentName(); 12420 final String packageName = cn.getPackageName(); 12421 12422 IntentFilterVerificationInfo ivi = mSettings.getIntentFilterVerificationLPr( 12423 packageName); 12424 if (ivi == null) { 12425 return true; 12426 } 12427 int status = ivi.getStatus(); 12428 switch (status) { 12429 case INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_UNDEFINED: 12430 case INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_ASK: 12431 return true; 12432 12433 default: 12434 // Nothing to do 12435 return false; 12436 } 12437 } 12438 12439 private static boolean isMultiArch(PackageSetting ps) { 12440 return (ps.pkgFlags & ApplicationInfo.FLAG_MULTIARCH) != 0; 12441 } 12442 12443 private static boolean isMultiArch(ApplicationInfo info) { 12444 return (info.flags & ApplicationInfo.FLAG_MULTIARCH) != 0; 12445 } 12446 12447 private static boolean isExternal(PackageParser.Package pkg) { 12448 return (pkg.applicationInfo.flags & ApplicationInfo.FLAG_EXTERNAL_STORAGE) != 0; 12449 } 12450 12451 private static boolean isExternal(PackageSetting ps) { 12452 return (ps.pkgFlags & ApplicationInfo.FLAG_EXTERNAL_STORAGE) != 0; 12453 } 12454 12455 private static boolean isExternal(ApplicationInfo info) { 12456 return (info.flags & ApplicationInfo.FLAG_EXTERNAL_STORAGE) != 0; 12457 } 12458 12459 private static boolean isSystemApp(PackageParser.Package pkg) { 12460 return (pkg.applicationInfo.flags & ApplicationInfo.FLAG_SYSTEM) != 0; 12461 } 12462 12463 private static boolean isPrivilegedApp(PackageParser.Package pkg) { 12464 return (pkg.applicationInfo.privateFlags & ApplicationInfo.PRIVATE_FLAG_PRIVILEGED) != 0; 12465 } 12466 12467 private static boolean hasDomainURLs(PackageParser.Package pkg) { 12468 return (pkg.applicationInfo.privateFlags & ApplicationInfo.PRIVATE_FLAG_HAS_DOMAIN_URLS) != 0; 12469 } 12470 12471 private static boolean isSystemApp(PackageSetting ps) { 12472 return (ps.pkgFlags & ApplicationInfo.FLAG_SYSTEM) != 0; 12473 } 12474 12475 private static boolean isUpdatedSystemApp(PackageSetting ps) { 12476 return (ps.pkgFlags & ApplicationInfo.FLAG_UPDATED_SYSTEM_APP) != 0; 12477 } 12478 12479 private int packageFlagsToInstallFlags(PackageSetting ps) { 12480 int installFlags = 0; 12481 if (isExternal(ps) && TextUtils.isEmpty(ps.volumeUuid)) { 12482 // This existing package was an external ASEC install when we have 12483 // the external flag without a UUID 12484 installFlags |= PackageManager.INSTALL_EXTERNAL; 12485 } 12486 if (ps.isForwardLocked()) { 12487 installFlags |= PackageManager.INSTALL_FORWARD_LOCK; 12488 } 12489 return installFlags; 12490 } 12491 12492 private void deleteTempPackageFiles() { 12493 final FilenameFilter filter = new FilenameFilter() { 12494 public boolean accept(File dir, String name) { 12495 return name.startsWith("vmdl") && name.endsWith(".tmp"); 12496 } 12497 }; 12498 for (File file : mDrmAppPrivateInstallDir.listFiles(filter)) { 12499 file.delete(); 12500 } 12501 } 12502 12503 @Override 12504 public void deletePackageAsUser(String packageName, IPackageDeleteObserver observer, int userId, 12505 int flags) { 12506 deletePackage(packageName, new LegacyPackageDeleteObserver(observer).getBinder(), userId, 12507 flags); 12508 } 12509 12510 @Override 12511 public void deletePackage(final String packageName, 12512 final IPackageDeleteObserver2 observer, final int userId, final int flags) { 12513 mContext.enforceCallingOrSelfPermission( 12514 android.Manifest.permission.DELETE_PACKAGES, null); 12515 Preconditions.checkNotNull(packageName); 12516 Preconditions.checkNotNull(observer); 12517 final int uid = Binder.getCallingUid(); 12518 if (UserHandle.getUserId(uid) != userId) { 12519 mContext.enforceCallingPermission( 12520 android.Manifest.permission.INTERACT_ACROSS_USERS_FULL, 12521 "deletePackage for user " + userId); 12522 } 12523 if (isUserRestricted(userId, UserManager.DISALLOW_UNINSTALL_APPS)) { 12524 try { 12525 observer.onPackageDeleted(packageName, 12526 PackageManager.DELETE_FAILED_USER_RESTRICTED, null); 12527 } catch (RemoteException re) { 12528 } 12529 return; 12530 } 12531 12532 boolean uninstallBlocked = false; 12533 if ((flags & PackageManager.DELETE_ALL_USERS) != 0) { 12534 int[] users = sUserManager.getUserIds(); 12535 for (int i = 0; i < users.length; ++i) { 12536 if (getBlockUninstallForUser(packageName, users[i])) { 12537 uninstallBlocked = true; 12538 break; 12539 } 12540 } 12541 } else { 12542 uninstallBlocked = getBlockUninstallForUser(packageName, userId); 12543 } 12544 if (uninstallBlocked) { 12545 try { 12546 observer.onPackageDeleted(packageName, PackageManager.DELETE_FAILED_OWNER_BLOCKED, 12547 null); 12548 } catch (RemoteException re) { 12549 } 12550 return; 12551 } 12552 12553 if (DEBUG_REMOVE) { 12554 Slog.d(TAG, "deletePackageAsUser: pkg=" + packageName + " user=" + userId); 12555 } 12556 // Queue up an async operation since the package deletion may take a little while. 12557 mHandler.post(new Runnable() { 12558 public void run() { 12559 mHandler.removeCallbacks(this); 12560 final int returnCode = deletePackageX(packageName, userId, flags); 12561 if (observer != null) { 12562 try { 12563 observer.onPackageDeleted(packageName, returnCode, null); 12564 } catch (RemoteException e) { 12565 Log.i(TAG, "Observer no longer exists."); 12566 } //end catch 12567 } //end if 12568 } //end run 12569 }); 12570 } 12571 12572 private boolean isPackageDeviceAdmin(String packageName, int userId) { 12573 IDevicePolicyManager dpm = IDevicePolicyManager.Stub.asInterface( 12574 ServiceManager.getService(Context.DEVICE_POLICY_SERVICE)); 12575 try { 12576 if (dpm != null) { 12577 if (dpm.isDeviceOwner(packageName)) { 12578 return true; 12579 } 12580 int[] users; 12581 if (userId == UserHandle.USER_ALL) { 12582 users = sUserManager.getUserIds(); 12583 } else { 12584 users = new int[]{userId}; 12585 } 12586 for (int i = 0; i < users.length; ++i) { 12587 if (dpm.packageHasActiveAdmins(packageName, users[i])) { 12588 return true; 12589 } 12590 } 12591 } 12592 } catch (RemoteException e) { 12593 } 12594 return false; 12595 } 12596 12597 /** 12598 * This method is an internal method that could be get invoked either 12599 * to delete an installed package or to clean up a failed installation. 12600 * After deleting an installed package, a broadcast is sent to notify any 12601 * listeners that the package has been installed. For cleaning up a failed 12602 * installation, the broadcast is not necessary since the package's 12603 * installation wouldn't have sent the initial broadcast either 12604 * The key steps in deleting a package are 12605 * deleting the package information in internal structures like mPackages, 12606 * deleting the packages base directories through installd 12607 * updating mSettings to reflect current status 12608 * persisting settings for later use 12609 * sending a broadcast if necessary 12610 */ 12611 private int deletePackageX(String packageName, int userId, int flags) { 12612 final PackageRemovedInfo info = new PackageRemovedInfo(); 12613 final boolean res; 12614 12615 final UserHandle removeForUser = (flags & PackageManager.DELETE_ALL_USERS) != 0 12616 ? UserHandle.ALL : new UserHandle(userId); 12617 12618 if (isPackageDeviceAdmin(packageName, removeForUser.getIdentifier())) { 12619 Slog.w(TAG, "Not removing package " + packageName + ": has active device admin"); 12620 return PackageManager.DELETE_FAILED_DEVICE_POLICY_MANAGER; 12621 } 12622 12623 boolean removedForAllUsers = false; 12624 boolean systemUpdate = false; 12625 12626 // for the uninstall-updates case and restricted profiles, remember the per- 12627 // userhandle installed state 12628 int[] allUsers; 12629 boolean[] perUserInstalled; 12630 synchronized (mPackages) { 12631 PackageSetting ps = mSettings.mPackages.get(packageName); 12632 allUsers = sUserManager.getUserIds(); 12633 perUserInstalled = new boolean[allUsers.length]; 12634 for (int i = 0; i < allUsers.length; i++) { 12635 perUserInstalled[i] = ps != null ? ps.getInstalled(allUsers[i]) : false; 12636 } 12637 } 12638 12639 synchronized (mInstallLock) { 12640 if (DEBUG_REMOVE) Slog.d(TAG, "deletePackageX: pkg=" + packageName + " user=" + userId); 12641 res = deletePackageLI(packageName, removeForUser, 12642 true, allUsers, perUserInstalled, 12643 flags | REMOVE_CHATTY, info, true); 12644 systemUpdate = info.isRemovedPackageSystemUpdate; 12645 if (res && !systemUpdate && mPackages.get(packageName) == null) { 12646 removedForAllUsers = true; 12647 } 12648 if (DEBUG_REMOVE) Slog.d(TAG, "delete res: systemUpdate=" + systemUpdate 12649 + " removedForAllUsers=" + removedForAllUsers); 12650 } 12651 12652 if (res) { 12653 info.sendBroadcast(true, systemUpdate, removedForAllUsers); 12654 12655 // If the removed package was a system update, the old system package 12656 // was re-enabled; we need to broadcast this information 12657 if (systemUpdate) { 12658 Bundle extras = new Bundle(1); 12659 extras.putInt(Intent.EXTRA_UID, info.removedAppId >= 0 12660 ? info.removedAppId : info.uid); 12661 extras.putBoolean(Intent.EXTRA_REPLACING, true); 12662 12663 sendPackageBroadcast(Intent.ACTION_PACKAGE_ADDED, packageName, 12664 extras, null, null, null); 12665 sendPackageBroadcast(Intent.ACTION_PACKAGE_REPLACED, packageName, 12666 extras, null, null, null); 12667 sendPackageBroadcast(Intent.ACTION_MY_PACKAGE_REPLACED, null, 12668 null, packageName, null, null); 12669 } 12670 } 12671 // Force a gc here. 12672 Runtime.getRuntime().gc(); 12673 // Delete the resources here after sending the broadcast to let 12674 // other processes clean up before deleting resources. 12675 if (info.args != null) { 12676 synchronized (mInstallLock) { 12677 info.args.doPostDeleteLI(true); 12678 } 12679 } 12680 12681 return res ? PackageManager.DELETE_SUCCEEDED : PackageManager.DELETE_FAILED_INTERNAL_ERROR; 12682 } 12683 12684 class PackageRemovedInfo { 12685 String removedPackage; 12686 int uid = -1; 12687 int removedAppId = -1; 12688 int[] removedUsers = null; 12689 boolean isRemovedPackageSystemUpdate = false; 12690 // Clean up resources deleted packages. 12691 InstallArgs args = null; 12692 12693 void sendBroadcast(boolean fullRemove, boolean replacing, boolean removedForAllUsers) { 12694 Bundle extras = new Bundle(1); 12695 extras.putInt(Intent.EXTRA_UID, removedAppId >= 0 ? removedAppId : uid); 12696 extras.putBoolean(Intent.EXTRA_DATA_REMOVED, fullRemove); 12697 if (replacing) { 12698 extras.putBoolean(Intent.EXTRA_REPLACING, true); 12699 } 12700 extras.putBoolean(Intent.EXTRA_REMOVED_FOR_ALL_USERS, removedForAllUsers); 12701 if (removedPackage != null) { 12702 sendPackageBroadcast(Intent.ACTION_PACKAGE_REMOVED, removedPackage, 12703 extras, null, null, removedUsers); 12704 if (fullRemove && !replacing) { 12705 sendPackageBroadcast(Intent.ACTION_PACKAGE_FULLY_REMOVED, removedPackage, 12706 extras, null, null, removedUsers); 12707 } 12708 } 12709 if (removedAppId >= 0) { 12710 sendPackageBroadcast(Intent.ACTION_UID_REMOVED, null, extras, null, null, 12711 removedUsers); 12712 } 12713 } 12714 } 12715 12716 /* 12717 * This method deletes the package from internal data structures. If the DONT_DELETE_DATA 12718 * flag is not set, the data directory is removed as well. 12719 * make sure this flag is set for partially installed apps. If not its meaningless to 12720 * delete a partially installed application. 12721 */ 12722 private void removePackageDataLI(PackageSetting ps, 12723 int[] allUserHandles, boolean[] perUserInstalled, 12724 PackageRemovedInfo outInfo, int flags, boolean writeSettings) { 12725 String packageName = ps.name; 12726 if (DEBUG_REMOVE) Slog.d(TAG, "removePackageDataLI: " + ps); 12727 removePackageLI(ps, (flags&REMOVE_CHATTY) != 0); 12728 // Retrieve object to delete permissions for shared user later on 12729 final PackageSetting deletedPs; 12730 // reader 12731 synchronized (mPackages) { 12732 deletedPs = mSettings.mPackages.get(packageName); 12733 if (outInfo != null) { 12734 outInfo.removedPackage = packageName; 12735 outInfo.removedUsers = deletedPs != null 12736 ? deletedPs.queryInstalledUsers(sUserManager.getUserIds(), true) 12737 : null; 12738 } 12739 } 12740 if ((flags&PackageManager.DELETE_KEEP_DATA) == 0) { 12741 removeDataDirsLI(ps.volumeUuid, packageName); 12742 schedulePackageCleaning(packageName, UserHandle.USER_ALL, true); 12743 } 12744 // writer 12745 synchronized (mPackages) { 12746 if (deletedPs != null) { 12747 if ((flags&PackageManager.DELETE_KEEP_DATA) == 0) { 12748 clearIntentFilterVerificationsLPw(deletedPs.name, UserHandle.USER_ALL); 12749 clearDefaultBrowserIfNeeded(packageName); 12750 if (outInfo != null) { 12751 mSettings.mKeySetManagerService.removeAppKeySetDataLPw(packageName); 12752 outInfo.removedAppId = mSettings.removePackageLPw(packageName); 12753 } 12754 updatePermissionsLPw(deletedPs.name, null, 0); 12755 if (deletedPs.sharedUser != null) { 12756 // Remove permissions associated with package. Since runtime 12757 // permissions are per user we have to kill the removed package 12758 // or packages running under the shared user of the removed 12759 // package if revoking the permissions requested only by the removed 12760 // package is successful and this causes a change in gids. 12761 for (int userId : UserManagerService.getInstance().getUserIds()) { 12762 final int userIdToKill = mSettings.updateSharedUserPermsLPw(deletedPs, 12763 userId); 12764 if (userIdToKill == UserHandle.USER_ALL 12765 || userIdToKill >= UserHandle.USER_OWNER) { 12766 // If gids changed for this user, kill all affected packages. 12767 mHandler.post(new Runnable() { 12768 @Override 12769 public void run() { 12770 // This has to happen with no lock held. 12771 killSettingPackagesForUser(deletedPs, userIdToKill, 12772 KILL_APP_REASON_GIDS_CHANGED); 12773 } 12774 }); 12775 break; 12776 } 12777 } 12778 } 12779 clearPackagePreferredActivitiesLPw(deletedPs.name, UserHandle.USER_ALL); 12780 } 12781 // make sure to preserve per-user disabled state if this removal was just 12782 // a downgrade of a system app to the factory package 12783 if (allUserHandles != null && perUserInstalled != null) { 12784 if (DEBUG_REMOVE) { 12785 Slog.d(TAG, "Propagating install state across downgrade"); 12786 } 12787 for (int i = 0; i < allUserHandles.length; i++) { 12788 if (DEBUG_REMOVE) { 12789 Slog.d(TAG, " user " + allUserHandles[i] 12790 + " => " + perUserInstalled[i]); 12791 } 12792 ps.setInstalled(perUserInstalled[i], allUserHandles[i]); 12793 } 12794 } 12795 } 12796 // can downgrade to reader 12797 if (writeSettings) { 12798 // Save settings now 12799 mSettings.writeLPr(); 12800 } 12801 } 12802 if (outInfo != null) { 12803 // A user ID was deleted here. Go through all users and remove it 12804 // from KeyStore. 12805 removeKeystoreDataIfNeeded(UserHandle.USER_ALL, outInfo.removedAppId); 12806 } 12807 } 12808 12809 static boolean locationIsPrivileged(File path) { 12810 try { 12811 final String privilegedAppDir = new File(Environment.getRootDirectory(), "priv-app") 12812 .getCanonicalPath(); 12813 return path.getCanonicalPath().startsWith(privilegedAppDir); 12814 } catch (IOException e) { 12815 Slog.e(TAG, "Unable to access code path " + path); 12816 } 12817 return false; 12818 } 12819 12820 /* 12821 * Tries to delete system package. 12822 */ 12823 private boolean deleteSystemPackageLI(PackageSetting newPs, 12824 int[] allUserHandles, boolean[] perUserInstalled, 12825 int flags, PackageRemovedInfo outInfo, boolean writeSettings) { 12826 final boolean applyUserRestrictions 12827 = (allUserHandles != null) && (perUserInstalled != null); 12828 PackageSetting disabledPs = null; 12829 // Confirm if the system package has been updated 12830 // An updated system app can be deleted. This will also have to restore 12831 // the system pkg from system partition 12832 // reader 12833 synchronized (mPackages) { 12834 disabledPs = mSettings.getDisabledSystemPkgLPr(newPs.name); 12835 } 12836 if (DEBUG_REMOVE) Slog.d(TAG, "deleteSystemPackageLI: newPs=" + newPs 12837 + " disabledPs=" + disabledPs); 12838 if (disabledPs == null) { 12839 Slog.w(TAG, "Attempt to delete unknown system package "+ newPs.name); 12840 return false; 12841 } else if (DEBUG_REMOVE) { 12842 Slog.d(TAG, "Deleting system pkg from data partition"); 12843 } 12844 if (DEBUG_REMOVE) { 12845 if (applyUserRestrictions) { 12846 Slog.d(TAG, "Remembering install states:"); 12847 for (int i = 0; i < allUserHandles.length; i++) { 12848 Slog.d(TAG, " u=" + allUserHandles[i] + " inst=" + perUserInstalled[i]); 12849 } 12850 } 12851 } 12852 // Delete the updated package 12853 outInfo.isRemovedPackageSystemUpdate = true; 12854 if (disabledPs.versionCode < newPs.versionCode) { 12855 // Delete data for downgrades 12856 flags &= ~PackageManager.DELETE_KEEP_DATA; 12857 } else { 12858 // Preserve data by setting flag 12859 flags |= PackageManager.DELETE_KEEP_DATA; 12860 } 12861 boolean ret = deleteInstalledPackageLI(newPs, true, flags, 12862 allUserHandles, perUserInstalled, outInfo, writeSettings); 12863 if (!ret) { 12864 return false; 12865 } 12866 // writer 12867 synchronized (mPackages) { 12868 // Reinstate the old system package 12869 mSettings.enableSystemPackageLPw(newPs.name); 12870 // Remove any native libraries from the upgraded package. 12871 NativeLibraryHelper.removeNativeBinariesLI(newPs.legacyNativeLibraryPathString); 12872 } 12873 // Install the system package 12874 if (DEBUG_REMOVE) Slog.d(TAG, "Re-installing system package: " + disabledPs); 12875 int parseFlags = PackageParser.PARSE_MUST_BE_APK | PackageParser.PARSE_IS_SYSTEM; 12876 if (locationIsPrivileged(disabledPs.codePath)) { 12877 parseFlags |= PackageParser.PARSE_IS_PRIVILEGED; 12878 } 12879 12880 final PackageParser.Package newPkg; 12881 try { 12882 newPkg = scanPackageLI(disabledPs.codePath, parseFlags, SCAN_NO_PATHS, 0, null); 12883 } catch (PackageManagerException e) { 12884 Slog.w(TAG, "Failed to restore system package:" + newPs.name + ": " + e.getMessage()); 12885 return false; 12886 } 12887 12888 // writer 12889 synchronized (mPackages) { 12890 PackageSetting ps = mSettings.mPackages.get(newPkg.packageName); 12891 12892 // Propagate the permissions state as we do want to drop on the floor 12893 // runtime permissions. The update permissions method below will take 12894 // care of removing obsolete permissions and grant install permissions. 12895 ps.getPermissionsState().copyFrom(disabledPs.getPermissionsState()); 12896 updatePermissionsLPw(newPkg.packageName, newPkg, 12897 UPDATE_PERMISSIONS_ALL | UPDATE_PERMISSIONS_REPLACE_PKG); 12898 12899 if (applyUserRestrictions) { 12900 if (DEBUG_REMOVE) { 12901 Slog.d(TAG, "Propagating install state across reinstall"); 12902 } 12903 for (int i = 0; i < allUserHandles.length; i++) { 12904 if (DEBUG_REMOVE) { 12905 Slog.d(TAG, " user " + allUserHandles[i] 12906 + " => " + perUserInstalled[i]); 12907 } 12908 ps.setInstalled(perUserInstalled[i], allUserHandles[i]); 12909 } 12910 // Regardless of writeSettings we need to ensure that this restriction 12911 // state propagation is persisted 12912 mSettings.writeAllUsersPackageRestrictionsLPr(); 12913 } 12914 // can downgrade to reader here 12915 if (writeSettings) { 12916 mSettings.writeLPr(); 12917 } 12918 } 12919 return true; 12920 } 12921 12922 private boolean deleteInstalledPackageLI(PackageSetting ps, 12923 boolean deleteCodeAndResources, int flags, 12924 int[] allUserHandles, boolean[] perUserInstalled, 12925 PackageRemovedInfo outInfo, boolean writeSettings) { 12926 if (outInfo != null) { 12927 outInfo.uid = ps.appId; 12928 } 12929 12930 // Delete package data from internal structures and also remove data if flag is set 12931 removePackageDataLI(ps, allUserHandles, perUserInstalled, outInfo, flags, writeSettings); 12932 12933 // Delete application code and resources 12934 if (deleteCodeAndResources && (outInfo != null)) { 12935 outInfo.args = createInstallArgsForExisting(packageFlagsToInstallFlags(ps), 12936 ps.codePathString, ps.resourcePathString, getAppDexInstructionSets(ps)); 12937 if (DEBUG_SD_INSTALL) Slog.i(TAG, "args=" + outInfo.args); 12938 } 12939 return true; 12940 } 12941 12942 @Override 12943 public boolean setBlockUninstallForUser(String packageName, boolean blockUninstall, 12944 int userId) { 12945 mContext.enforceCallingOrSelfPermission( 12946 android.Manifest.permission.DELETE_PACKAGES, null); 12947 synchronized (mPackages) { 12948 PackageSetting ps = mSettings.mPackages.get(packageName); 12949 if (ps == null) { 12950 Log.i(TAG, "Package doesn't exist in set block uninstall " + packageName); 12951 return false; 12952 } 12953 if (!ps.getInstalled(userId)) { 12954 // Can't block uninstall for an app that is not installed or enabled. 12955 Log.i(TAG, "Package not installed in set block uninstall " + packageName); 12956 return false; 12957 } 12958 ps.setBlockUninstall(blockUninstall, userId); 12959 mSettings.writePackageRestrictionsLPr(userId); 12960 } 12961 return true; 12962 } 12963 12964 @Override 12965 public boolean getBlockUninstallForUser(String packageName, int userId) { 12966 synchronized (mPackages) { 12967 PackageSetting ps = mSettings.mPackages.get(packageName); 12968 if (ps == null) { 12969 Log.i(TAG, "Package doesn't exist in get block uninstall " + packageName); 12970 return false; 12971 } 12972 return ps.getBlockUninstall(userId); 12973 } 12974 } 12975 12976 /* 12977 * This method handles package deletion in general 12978 */ 12979 private boolean deletePackageLI(String packageName, UserHandle user, 12980 boolean deleteCodeAndResources, int[] allUserHandles, boolean[] perUserInstalled, 12981 int flags, PackageRemovedInfo outInfo, 12982 boolean writeSettings) { 12983 if (packageName == null) { 12984 Slog.w(TAG, "Attempt to delete null packageName."); 12985 return false; 12986 } 12987 if (DEBUG_REMOVE) Slog.d(TAG, "deletePackageLI: " + packageName + " user " + user); 12988 PackageSetting ps; 12989 boolean dataOnly = false; 12990 int removeUser = -1; 12991 int appId = -1; 12992 synchronized (mPackages) { 12993 ps = mSettings.mPackages.get(packageName); 12994 if (ps == null) { 12995 Slog.w(TAG, "Package named '" + packageName + "' doesn't exist."); 12996 return false; 12997 } 12998 if ((!isSystemApp(ps) || (flags&PackageManager.DELETE_SYSTEM_APP) != 0) && user != null 12999 && user.getIdentifier() != UserHandle.USER_ALL) { 13000 // The caller is asking that the package only be deleted for a single 13001 // user. To do this, we just mark its uninstalled state and delete 13002 // its data. If this is a system app, we only allow this to happen if 13003 // they have set the special DELETE_SYSTEM_APP which requests different 13004 // semantics than normal for uninstalling system apps. 13005 if (DEBUG_REMOVE) Slog.d(TAG, "Only deleting for single user"); 13006 ps.setUserState(user.getIdentifier(), 13007 COMPONENT_ENABLED_STATE_DEFAULT, 13008 false, //installed 13009 true, //stopped 13010 true, //notLaunched 13011 false, //hidden 13012 null, null, null, 13013 false, // blockUninstall 13014 INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_UNDEFINED, 0); 13015 if (!isSystemApp(ps)) { 13016 if (ps.isAnyInstalled(sUserManager.getUserIds())) { 13017 // Other user still have this package installed, so all 13018 // we need to do is clear this user's data and save that 13019 // it is uninstalled. 13020 if (DEBUG_REMOVE) Slog.d(TAG, "Still installed by other users"); 13021 removeUser = user.getIdentifier(); 13022 appId = ps.appId; 13023 scheduleWritePackageRestrictionsLocked(removeUser); 13024 } else { 13025 // We need to set it back to 'installed' so the uninstall 13026 // broadcasts will be sent correctly. 13027 if (DEBUG_REMOVE) Slog.d(TAG, "Not installed by other users, full delete"); 13028 ps.setInstalled(true, user.getIdentifier()); 13029 } 13030 } else { 13031 // This is a system app, so we assume that the 13032 // other users still have this package installed, so all 13033 // we need to do is clear this user's data and save that 13034 // it is uninstalled. 13035 if (DEBUG_REMOVE) Slog.d(TAG, "Deleting system app"); 13036 removeUser = user.getIdentifier(); 13037 appId = ps.appId; 13038 scheduleWritePackageRestrictionsLocked(removeUser); 13039 } 13040 } 13041 } 13042 13043 if (removeUser >= 0) { 13044 // From above, we determined that we are deleting this only 13045 // for a single user. Continue the work here. 13046 if (DEBUG_REMOVE) Slog.d(TAG, "Updating install state for user: " + removeUser); 13047 if (outInfo != null) { 13048 outInfo.removedPackage = packageName; 13049 outInfo.removedAppId = appId; 13050 outInfo.removedUsers = new int[] {removeUser}; 13051 } 13052 mInstaller.clearUserData(ps.volumeUuid, packageName, removeUser); 13053 removeKeystoreDataIfNeeded(removeUser, appId); 13054 schedulePackageCleaning(packageName, removeUser, false); 13055 synchronized (mPackages) { 13056 if (clearPackagePreferredActivitiesLPw(packageName, removeUser)) { 13057 scheduleWritePackageRestrictionsLocked(removeUser); 13058 } 13059 resetUserChangesToRuntimePermissionsAndFlagsLocked(ps, removeUser); 13060 } 13061 return true; 13062 } 13063 13064 if (dataOnly) { 13065 // Delete application data first 13066 if (DEBUG_REMOVE) Slog.d(TAG, "Removing package data only"); 13067 removePackageDataLI(ps, null, null, outInfo, flags, writeSettings); 13068 return true; 13069 } 13070 13071 boolean ret = false; 13072 if (isSystemApp(ps)) { 13073 if (DEBUG_REMOVE) Slog.d(TAG, "Removing system package:" + ps.name); 13074 // When an updated system application is deleted we delete the existing resources as well and 13075 // fall back to existing code in system partition 13076 ret = deleteSystemPackageLI(ps, allUserHandles, perUserInstalled, 13077 flags, outInfo, writeSettings); 13078 } else { 13079 if (DEBUG_REMOVE) Slog.d(TAG, "Removing non-system package:" + ps.name); 13080 // Kill application pre-emptively especially for apps on sd. 13081 killApplication(packageName, ps.appId, "uninstall pkg"); 13082 ret = deleteInstalledPackageLI(ps, deleteCodeAndResources, flags, 13083 allUserHandles, perUserInstalled, 13084 outInfo, writeSettings); 13085 } 13086 13087 return ret; 13088 } 13089 13090 private final class ClearStorageConnection implements ServiceConnection { 13091 IMediaContainerService mContainerService; 13092 13093 @Override 13094 public void onServiceConnected(ComponentName name, IBinder service) { 13095 synchronized (this) { 13096 mContainerService = IMediaContainerService.Stub.asInterface(service); 13097 notifyAll(); 13098 } 13099 } 13100 13101 @Override 13102 public void onServiceDisconnected(ComponentName name) { 13103 } 13104 } 13105 13106 private void clearExternalStorageDataSync(String packageName, int userId, boolean allData) { 13107 final boolean mounted; 13108 if (Environment.isExternalStorageEmulated()) { 13109 mounted = true; 13110 } else { 13111 final String status = Environment.getExternalStorageState(); 13112 13113 mounted = status.equals(Environment.MEDIA_MOUNTED) 13114 || status.equals(Environment.MEDIA_MOUNTED_READ_ONLY); 13115 } 13116 13117 if (!mounted) { 13118 return; 13119 } 13120 13121 final Intent containerIntent = new Intent().setComponent(DEFAULT_CONTAINER_COMPONENT); 13122 int[] users; 13123 if (userId == UserHandle.USER_ALL) { 13124 users = sUserManager.getUserIds(); 13125 } else { 13126 users = new int[] { userId }; 13127 } 13128 final ClearStorageConnection conn = new ClearStorageConnection(); 13129 if (mContext.bindServiceAsUser( 13130 containerIntent, conn, Context.BIND_AUTO_CREATE, UserHandle.OWNER)) { 13131 try { 13132 for (int curUser : users) { 13133 long timeout = SystemClock.uptimeMillis() + 5000; 13134 synchronized (conn) { 13135 long now = SystemClock.uptimeMillis(); 13136 while (conn.mContainerService == null && now < timeout) { 13137 try { 13138 conn.wait(timeout - now); 13139 } catch (InterruptedException e) { 13140 } 13141 } 13142 } 13143 if (conn.mContainerService == null) { 13144 return; 13145 } 13146 13147 final UserEnvironment userEnv = new UserEnvironment(curUser); 13148 clearDirectory(conn.mContainerService, 13149 userEnv.buildExternalStorageAppCacheDirs(packageName)); 13150 if (allData) { 13151 clearDirectory(conn.mContainerService, 13152 userEnv.buildExternalStorageAppDataDirs(packageName)); 13153 clearDirectory(conn.mContainerService, 13154 userEnv.buildExternalStorageAppMediaDirs(packageName)); 13155 } 13156 } 13157 } finally { 13158 mContext.unbindService(conn); 13159 } 13160 } 13161 } 13162 13163 @Override 13164 public void clearApplicationUserData(final String packageName, 13165 final IPackageDataObserver observer, final int userId) { 13166 mContext.enforceCallingOrSelfPermission( 13167 android.Manifest.permission.CLEAR_APP_USER_DATA, null); 13168 enforceCrossUserPermission(Binder.getCallingUid(), userId, true, false, "clear application data"); 13169 // Queue up an async operation since the package deletion may take a little while. 13170 mHandler.post(new Runnable() { 13171 public void run() { 13172 mHandler.removeCallbacks(this); 13173 final boolean succeeded; 13174 synchronized (mInstallLock) { 13175 succeeded = clearApplicationUserDataLI(packageName, userId); 13176 } 13177 clearExternalStorageDataSync(packageName, userId, true); 13178 if (succeeded) { 13179 // invoke DeviceStorageMonitor's update method to clear any notifications 13180 DeviceStorageMonitorInternal 13181 dsm = LocalServices.getService(DeviceStorageMonitorInternal.class); 13182 if (dsm != null) { 13183 dsm.checkMemory(); 13184 } 13185 } 13186 if(observer != null) { 13187 try { 13188 observer.onRemoveCompleted(packageName, succeeded); 13189 } catch (RemoteException e) { 13190 Log.i(TAG, "Observer no longer exists."); 13191 } 13192 } //end if observer 13193 } //end run 13194 }); 13195 } 13196 13197 private boolean clearApplicationUserDataLI(String packageName, int userId) { 13198 if (packageName == null) { 13199 Slog.w(TAG, "Attempt to delete null packageName."); 13200 return false; 13201 } 13202 13203 // Try finding details about the requested package 13204 PackageParser.Package pkg; 13205 synchronized (mPackages) { 13206 pkg = mPackages.get(packageName); 13207 if (pkg == null) { 13208 final PackageSetting ps = mSettings.mPackages.get(packageName); 13209 if (ps != null) { 13210 pkg = ps.pkg; 13211 } 13212 } 13213 13214 if (pkg == null) { 13215 Slog.w(TAG, "Package named '" + packageName + "' doesn't exist."); 13216 return false; 13217 } 13218 13219 PackageSetting ps = (PackageSetting) pkg.mExtras; 13220 resetUserChangesToRuntimePermissionsAndFlagsLocked(ps, userId); 13221 } 13222 13223 // Always delete data directories for package, even if we found no other 13224 // record of app. This helps users recover from UID mismatches without 13225 // resorting to a full data wipe. 13226 int retCode = mInstaller.clearUserData(pkg.volumeUuid, packageName, userId); 13227 if (retCode < 0) { 13228 Slog.w(TAG, "Couldn't remove cache files for package: " + packageName); 13229 return false; 13230 } 13231 13232 final int appId = pkg.applicationInfo.uid; 13233 removeKeystoreDataIfNeeded(userId, appId); 13234 13235 // Create a native library symlink only if we have native libraries 13236 // and if the native libraries are 32 bit libraries. We do not provide 13237 // this symlink for 64 bit libraries. 13238 if (pkg.applicationInfo.primaryCpuAbi != null && 13239 !VMRuntime.is64BitAbi(pkg.applicationInfo.primaryCpuAbi)) { 13240 final String nativeLibPath = pkg.applicationInfo.nativeLibraryDir; 13241 if (mInstaller.linkNativeLibraryDirectory(pkg.volumeUuid, pkg.packageName, 13242 nativeLibPath, userId) < 0) { 13243 Slog.w(TAG, "Failed linking native library dir"); 13244 return false; 13245 } 13246 } 13247 13248 return true; 13249 } 13250 13251 /** 13252 * Reverts user permission state changes (permissions and flags). 13253 * 13254 * @param ps The package for which to reset. 13255 * @param userId The device user for which to do a reset. 13256 */ 13257 private void resetUserChangesToRuntimePermissionsAndFlagsLocked( 13258 final PackageSetting ps, final int userId) { 13259 if (ps.pkg == null) { 13260 return; 13261 } 13262 13263 final int userSettableFlags = FLAG_PERMISSION_USER_SET 13264 | FLAG_PERMISSION_USER_FIXED 13265 | FLAG_PERMISSION_REVOKE_ON_UPGRADE; 13266 13267 final int policyOrSystemFlags = FLAG_PERMISSION_SYSTEM_FIXED 13268 | FLAG_PERMISSION_POLICY_FIXED; 13269 13270 boolean writeInstallPermissions = false; 13271 boolean writeRuntimePermissions = false; 13272 13273 final int permissionCount = ps.pkg.requestedPermissions.size(); 13274 for (int i = 0; i < permissionCount; i++) { 13275 String permission = ps.pkg.requestedPermissions.get(i); 13276 13277 BasePermission bp = mSettings.mPermissions.get(permission); 13278 if (bp == null) { 13279 continue; 13280 } 13281 13282 // If shared user we just reset the state to which only this app contributed. 13283 if (ps.sharedUser != null) { 13284 boolean used = false; 13285 final int packageCount = ps.sharedUser.packages.size(); 13286 for (int j = 0; j < packageCount; j++) { 13287 PackageSetting pkg = ps.sharedUser.packages.valueAt(j); 13288 if (pkg.pkg != null && !pkg.pkg.packageName.equals(ps.pkg.packageName) 13289 && pkg.pkg.requestedPermissions.contains(permission)) { 13290 used = true; 13291 break; 13292 } 13293 } 13294 if (used) { 13295 continue; 13296 } 13297 } 13298 13299 PermissionsState permissionsState = ps.getPermissionsState(); 13300 13301 final int oldFlags = permissionsState.getPermissionFlags(bp.name, userId); 13302 13303 // Always clear the user settable flags. 13304 final boolean hasInstallState = permissionsState.getInstallPermissionState( 13305 bp.name) != null; 13306 if (permissionsState.updatePermissionFlags(bp, userId, userSettableFlags, 0)) { 13307 if (hasInstallState) { 13308 writeInstallPermissions = true; 13309 } else { 13310 writeRuntimePermissions = true; 13311 } 13312 } 13313 13314 // Below is only runtime permission handling. 13315 if (!bp.isRuntime()) { 13316 continue; 13317 } 13318 13319 // Never clobber system or policy. 13320 if ((oldFlags & policyOrSystemFlags) != 0) { 13321 continue; 13322 } 13323 13324 // If this permission was granted by default, make sure it is. 13325 if ((oldFlags & FLAG_PERMISSION_GRANTED_BY_DEFAULT) != 0) { 13326 if (permissionsState.grantRuntimePermission(bp, userId) 13327 != PERMISSION_OPERATION_FAILURE) { 13328 writeRuntimePermissions = true; 13329 } 13330 } else { 13331 // Otherwise, reset the permission. 13332 final int revokeResult = permissionsState.revokeRuntimePermission(bp, userId); 13333 switch (revokeResult) { 13334 case PERMISSION_OPERATION_SUCCESS: { 13335 writeRuntimePermissions = true; 13336 } break; 13337 13338 case PERMISSION_OPERATION_SUCCESS_GIDS_CHANGED: { 13339 writeRuntimePermissions = true; 13340 // If gids changed for this user, kill all affected packages. 13341 mHandler.post(new Runnable() { 13342 @Override 13343 public void run() { 13344 // This has to happen with no lock held. 13345 killSettingPackagesForUser(ps, userId, 13346 KILL_APP_REASON_GIDS_CHANGED); 13347 } 13348 }); 13349 } break; 13350 } 13351 } 13352 } 13353 13354 // Synchronously write as we are taking permissions away. 13355 if (writeRuntimePermissions) { 13356 mSettings.writeRuntimePermissionsForUserLPr(userId, true); 13357 } 13358 13359 // Synchronously write as we are taking permissions away. 13360 if (writeInstallPermissions) { 13361 mSettings.writeLPr(); 13362 } 13363 } 13364 13365 /** 13366 * Remove entries from the keystore daemon. Will only remove it if the 13367 * {@code appId} is valid. 13368 */ 13369 private static void removeKeystoreDataIfNeeded(int userId, int appId) { 13370 if (appId < 0) { 13371 return; 13372 } 13373 13374 final KeyStore keyStore = KeyStore.getInstance(); 13375 if (keyStore != null) { 13376 if (userId == UserHandle.USER_ALL) { 13377 for (final int individual : sUserManager.getUserIds()) { 13378 keyStore.clearUid(UserHandle.getUid(individual, appId)); 13379 } 13380 } else { 13381 keyStore.clearUid(UserHandle.getUid(userId, appId)); 13382 } 13383 } else { 13384 Slog.w(TAG, "Could not contact keystore to clear entries for app id " + appId); 13385 } 13386 } 13387 13388 @Override 13389 public void deleteApplicationCacheFiles(final String packageName, 13390 final IPackageDataObserver observer) { 13391 mContext.enforceCallingOrSelfPermission( 13392 android.Manifest.permission.DELETE_CACHE_FILES, null); 13393 // Queue up an async operation since the package deletion may take a little while. 13394 final int userId = UserHandle.getCallingUserId(); 13395 mHandler.post(new Runnable() { 13396 public void run() { 13397 mHandler.removeCallbacks(this); 13398 final boolean succeded; 13399 synchronized (mInstallLock) { 13400 succeded = deleteApplicationCacheFilesLI(packageName, userId); 13401 } 13402 clearExternalStorageDataSync(packageName, userId, false); 13403 if (observer != null) { 13404 try { 13405 observer.onRemoveCompleted(packageName, succeded); 13406 } catch (RemoteException e) { 13407 Log.i(TAG, "Observer no longer exists."); 13408 } 13409 } //end if observer 13410 } //end run 13411 }); 13412 } 13413 13414 private boolean deleteApplicationCacheFilesLI(String packageName, int userId) { 13415 if (packageName == null) { 13416 Slog.w(TAG, "Attempt to delete null packageName."); 13417 return false; 13418 } 13419 PackageParser.Package p; 13420 synchronized (mPackages) { 13421 p = mPackages.get(packageName); 13422 } 13423 if (p == null) { 13424 Slog.w(TAG, "Package named '" + packageName +"' doesn't exist."); 13425 return false; 13426 } 13427 final ApplicationInfo applicationInfo = p.applicationInfo; 13428 if (applicationInfo == null) { 13429 Slog.w(TAG, "Package " + packageName + " has no applicationInfo."); 13430 return false; 13431 } 13432 int retCode = mInstaller.deleteCacheFiles(p.volumeUuid, packageName, userId); 13433 if (retCode < 0) { 13434 Slog.w(TAG, "Couldn't remove cache files for package: " 13435 + packageName + " u" + userId); 13436 return false; 13437 } 13438 return true; 13439 } 13440 13441 @Override 13442 public void getPackageSizeInfo(final String packageName, int userHandle, 13443 final IPackageStatsObserver observer) { 13444 mContext.enforceCallingOrSelfPermission( 13445 android.Manifest.permission.GET_PACKAGE_SIZE, null); 13446 if (packageName == null) { 13447 throw new IllegalArgumentException("Attempt to get size of null packageName"); 13448 } 13449 13450 PackageStats stats = new PackageStats(packageName, userHandle); 13451 13452 /* 13453 * Queue up an async operation since the package measurement may take a 13454 * little while. 13455 */ 13456 Message msg = mHandler.obtainMessage(INIT_COPY); 13457 msg.obj = new MeasureParams(stats, observer); 13458 mHandler.sendMessage(msg); 13459 } 13460 13461 private boolean getPackageSizeInfoLI(String packageName, int userHandle, 13462 PackageStats pStats) { 13463 if (packageName == null) { 13464 Slog.w(TAG, "Attempt to get size of null packageName."); 13465 return false; 13466 } 13467 PackageParser.Package p; 13468 boolean dataOnly = false; 13469 String libDirRoot = null; 13470 String asecPath = null; 13471 PackageSetting ps = null; 13472 synchronized (mPackages) { 13473 p = mPackages.get(packageName); 13474 ps = mSettings.mPackages.get(packageName); 13475 if(p == null) { 13476 dataOnly = true; 13477 if((ps == null) || (ps.pkg == null)) { 13478 Slog.w(TAG, "Package named '" + packageName +"' doesn't exist."); 13479 return false; 13480 } 13481 p = ps.pkg; 13482 } 13483 if (ps != null) { 13484 libDirRoot = ps.legacyNativeLibraryPathString; 13485 } 13486 if (p != null && (isExternal(p) || p.isForwardLocked())) { 13487 String secureContainerId = cidFromCodePath(p.applicationInfo.getBaseCodePath()); 13488 if (secureContainerId != null) { 13489 asecPath = PackageHelper.getSdFilesystem(secureContainerId); 13490 } 13491 } 13492 } 13493 String publicSrcDir = null; 13494 if(!dataOnly) { 13495 final ApplicationInfo applicationInfo = p.applicationInfo; 13496 if (applicationInfo == null) { 13497 Slog.w(TAG, "Package " + packageName + " has no applicationInfo."); 13498 return false; 13499 } 13500 if (p.isForwardLocked()) { 13501 publicSrcDir = applicationInfo.getBaseResourcePath(); 13502 } 13503 } 13504 // TODO: extend to measure size of split APKs 13505 // TODO(multiArch): Extend getSizeInfo to look at the full subdirectory tree, 13506 // not just the first level. 13507 // TODO(multiArch): Extend getSizeInfo to look at *all* instruction sets, not 13508 // just the primary. 13509 String[] dexCodeInstructionSets = getDexCodeInstructionSets(getAppDexInstructionSets(ps)); 13510 int res = mInstaller.getSizeInfo(p.volumeUuid, packageName, userHandle, p.baseCodePath, 13511 libDirRoot, publicSrcDir, asecPath, dexCodeInstructionSets, pStats); 13512 if (res < 0) { 13513 return false; 13514 } 13515 13516 // Fix-up for forward-locked applications in ASEC containers. 13517 if (!isExternal(p)) { 13518 pStats.codeSize += pStats.externalCodeSize; 13519 pStats.externalCodeSize = 0L; 13520 } 13521 13522 return true; 13523 } 13524 13525 13526 @Override 13527 public void addPackageToPreferred(String packageName) { 13528 Slog.w(TAG, "addPackageToPreferred: this is now a no-op"); 13529 } 13530 13531 @Override 13532 public void removePackageFromPreferred(String packageName) { 13533 Slog.w(TAG, "removePackageFromPreferred: this is now a no-op"); 13534 } 13535 13536 @Override 13537 public List<PackageInfo> getPreferredPackages(int flags) { 13538 return new ArrayList<PackageInfo>(); 13539 } 13540 13541 private int getUidTargetSdkVersionLockedLPr(int uid) { 13542 Object obj = mSettings.getUserIdLPr(uid); 13543 if (obj instanceof SharedUserSetting) { 13544 final SharedUserSetting sus = (SharedUserSetting) obj; 13545 int vers = Build.VERSION_CODES.CUR_DEVELOPMENT; 13546 final Iterator<PackageSetting> it = sus.packages.iterator(); 13547 while (it.hasNext()) { 13548 final PackageSetting ps = it.next(); 13549 if (ps.pkg != null) { 13550 int v = ps.pkg.applicationInfo.targetSdkVersion; 13551 if (v < vers) vers = v; 13552 } 13553 } 13554 return vers; 13555 } else if (obj instanceof PackageSetting) { 13556 final PackageSetting ps = (PackageSetting) obj; 13557 if (ps.pkg != null) { 13558 return ps.pkg.applicationInfo.targetSdkVersion; 13559 } 13560 } 13561 return Build.VERSION_CODES.CUR_DEVELOPMENT; 13562 } 13563 13564 @Override 13565 public void addPreferredActivity(IntentFilter filter, int match, 13566 ComponentName[] set, ComponentName activity, int userId) { 13567 addPreferredActivityInternal(filter, match, set, activity, true, userId, 13568 "Adding preferred"); 13569 } 13570 13571 private void addPreferredActivityInternal(IntentFilter filter, int match, 13572 ComponentName[] set, ComponentName activity, boolean always, int userId, 13573 String opname) { 13574 // writer 13575 int callingUid = Binder.getCallingUid(); 13576 enforceCrossUserPermission(callingUid, userId, true, false, "add preferred activity"); 13577 if (filter.countActions() == 0) { 13578 Slog.w(TAG, "Cannot set a preferred activity with no filter actions"); 13579 return; 13580 } 13581 synchronized (mPackages) { 13582 if (mContext.checkCallingOrSelfPermission( 13583 android.Manifest.permission.SET_PREFERRED_APPLICATIONS) 13584 != PackageManager.PERMISSION_GRANTED) { 13585 if (getUidTargetSdkVersionLockedLPr(callingUid) 13586 < Build.VERSION_CODES.FROYO) { 13587 Slog.w(TAG, "Ignoring addPreferredActivity() from uid " 13588 + callingUid); 13589 return; 13590 } 13591 mContext.enforceCallingOrSelfPermission( 13592 android.Manifest.permission.SET_PREFERRED_APPLICATIONS, null); 13593 } 13594 13595 PreferredIntentResolver pir = mSettings.editPreferredActivitiesLPw(userId); 13596 Slog.i(TAG, opname + " activity " + activity.flattenToShortString() + " for user " 13597 + userId + ":"); 13598 filter.dump(new LogPrinter(Log.INFO, TAG), " "); 13599 pir.addFilter(new PreferredActivity(filter, match, set, activity, always)); 13600 scheduleWritePackageRestrictionsLocked(userId); 13601 } 13602 } 13603 13604 @Override 13605 public void replacePreferredActivity(IntentFilter filter, int match, 13606 ComponentName[] set, ComponentName activity, int userId) { 13607 if (filter.countActions() != 1) { 13608 throw new IllegalArgumentException( 13609 "replacePreferredActivity expects filter to have only 1 action."); 13610 } 13611 if (filter.countDataAuthorities() != 0 13612 || filter.countDataPaths() != 0 13613 || filter.countDataSchemes() > 1 13614 || filter.countDataTypes() != 0) { 13615 throw new IllegalArgumentException( 13616 "replacePreferredActivity expects filter to have no data authorities, " + 13617 "paths, or types; and at most one scheme."); 13618 } 13619 13620 final int callingUid = Binder.getCallingUid(); 13621 enforceCrossUserPermission(callingUid, userId, true, false, "replace preferred activity"); 13622 synchronized (mPackages) { 13623 if (mContext.checkCallingOrSelfPermission( 13624 android.Manifest.permission.SET_PREFERRED_APPLICATIONS) 13625 != PackageManager.PERMISSION_GRANTED) { 13626 if (getUidTargetSdkVersionLockedLPr(callingUid) 13627 < Build.VERSION_CODES.FROYO) { 13628 Slog.w(TAG, "Ignoring replacePreferredActivity() from uid " 13629 + Binder.getCallingUid()); 13630 return; 13631 } 13632 mContext.enforceCallingOrSelfPermission( 13633 android.Manifest.permission.SET_PREFERRED_APPLICATIONS, null); 13634 } 13635 13636 PreferredIntentResolver pir = mSettings.mPreferredActivities.get(userId); 13637 if (pir != null) { 13638 // Get all of the existing entries that exactly match this filter. 13639 ArrayList<PreferredActivity> existing = pir.findFilters(filter); 13640 if (existing != null && existing.size() == 1) { 13641 PreferredActivity cur = existing.get(0); 13642 if (DEBUG_PREFERRED) { 13643 Slog.i(TAG, "Checking replace of preferred:"); 13644 filter.dump(new LogPrinter(Log.INFO, TAG), " "); 13645 if (!cur.mPref.mAlways) { 13646 Slog.i(TAG, " -- CUR; not mAlways!"); 13647 } else { 13648 Slog.i(TAG, " -- CUR: mMatch=" + cur.mPref.mMatch); 13649 Slog.i(TAG, " -- CUR: mSet=" 13650 + Arrays.toString(cur.mPref.mSetComponents)); 13651 Slog.i(TAG, " -- CUR: mComponent=" + cur.mPref.mShortComponent); 13652 Slog.i(TAG, " -- NEW: mMatch=" 13653 + (match&IntentFilter.MATCH_CATEGORY_MASK)); 13654 Slog.i(TAG, " -- CUR: mSet=" + Arrays.toString(set)); 13655 Slog.i(TAG, " -- CUR: mComponent=" + activity.flattenToShortString()); 13656 } 13657 } 13658 if (cur.mPref.mAlways && cur.mPref.mComponent.equals(activity) 13659 && cur.mPref.mMatch == (match&IntentFilter.MATCH_CATEGORY_MASK) 13660 && cur.mPref.sameSet(set)) { 13661 // Setting the preferred activity to what it happens to be already 13662 if (DEBUG_PREFERRED) { 13663 Slog.i(TAG, "Replacing with same preferred activity " 13664 + cur.mPref.mShortComponent + " for user " 13665 + userId + ":"); 13666 filter.dump(new LogPrinter(Log.INFO, TAG), " "); 13667 } 13668 return; 13669 } 13670 } 13671 13672 if (existing != null) { 13673 if (DEBUG_PREFERRED) { 13674 Slog.i(TAG, existing.size() + " existing preferred matches for:"); 13675 filter.dump(new LogPrinter(Log.INFO, TAG), " "); 13676 } 13677 for (int i = 0; i < existing.size(); i++) { 13678 PreferredActivity pa = existing.get(i); 13679 if (DEBUG_PREFERRED) { 13680 Slog.i(TAG, "Removing existing preferred activity " 13681 + pa.mPref.mComponent + ":"); 13682 pa.dump(new LogPrinter(Log.INFO, TAG), " "); 13683 } 13684 pir.removeFilter(pa); 13685 } 13686 } 13687 } 13688 addPreferredActivityInternal(filter, match, set, activity, true, userId, 13689 "Replacing preferred"); 13690 } 13691 } 13692 13693 @Override 13694 public void clearPackagePreferredActivities(String packageName) { 13695 final int uid = Binder.getCallingUid(); 13696 // writer 13697 synchronized (mPackages) { 13698 PackageParser.Package pkg = mPackages.get(packageName); 13699 if (pkg == null || pkg.applicationInfo.uid != uid) { 13700 if (mContext.checkCallingOrSelfPermission( 13701 android.Manifest.permission.SET_PREFERRED_APPLICATIONS) 13702 != PackageManager.PERMISSION_GRANTED) { 13703 if (getUidTargetSdkVersionLockedLPr(Binder.getCallingUid()) 13704 < Build.VERSION_CODES.FROYO) { 13705 Slog.w(TAG, "Ignoring clearPackagePreferredActivities() from uid " 13706 + Binder.getCallingUid()); 13707 return; 13708 } 13709 mContext.enforceCallingOrSelfPermission( 13710 android.Manifest.permission.SET_PREFERRED_APPLICATIONS, null); 13711 } 13712 } 13713 13714 int user = UserHandle.getCallingUserId(); 13715 if (clearPackagePreferredActivitiesLPw(packageName, user)) { 13716 scheduleWritePackageRestrictionsLocked(user); 13717 } 13718 } 13719 } 13720 13721 /** This method takes a specific user id as well as UserHandle.USER_ALL. */ 13722 boolean clearPackagePreferredActivitiesLPw(String packageName, int userId) { 13723 ArrayList<PreferredActivity> removed = null; 13724 boolean changed = false; 13725 for (int i=0; i<mSettings.mPreferredActivities.size(); i++) { 13726 final int thisUserId = mSettings.mPreferredActivities.keyAt(i); 13727 PreferredIntentResolver pir = mSettings.mPreferredActivities.valueAt(i); 13728 if (userId != UserHandle.USER_ALL && userId != thisUserId) { 13729 continue; 13730 } 13731 Iterator<PreferredActivity> it = pir.filterIterator(); 13732 while (it.hasNext()) { 13733 PreferredActivity pa = it.next(); 13734 // Mark entry for removal only if it matches the package name 13735 // and the entry is of type "always". 13736 if (packageName == null || 13737 (pa.mPref.mComponent.getPackageName().equals(packageName) 13738 && pa.mPref.mAlways)) { 13739 if (removed == null) { 13740 removed = new ArrayList<PreferredActivity>(); 13741 } 13742 removed.add(pa); 13743 } 13744 } 13745 if (removed != null) { 13746 for (int j=0; j<removed.size(); j++) { 13747 PreferredActivity pa = removed.get(j); 13748 pir.removeFilter(pa); 13749 } 13750 changed = true; 13751 } 13752 } 13753 return changed; 13754 } 13755 13756 /** This method takes a specific user id as well as UserHandle.USER_ALL. */ 13757 void clearIntentFilterVerificationsLPw(String packageName, int userId) { 13758 if (userId == UserHandle.USER_ALL) { 13759 if (mSettings.removeIntentFilterVerificationLPw(packageName, 13760 sUserManager.getUserIds())) { 13761 for (int oneUserId : sUserManager.getUserIds()) { 13762 scheduleWritePackageRestrictionsLocked(oneUserId); 13763 } 13764 } 13765 } else { 13766 if (mSettings.removeIntentFilterVerificationLPw(packageName, userId)) { 13767 scheduleWritePackageRestrictionsLocked(userId); 13768 } 13769 } 13770 } 13771 13772 13773 void clearDefaultBrowserIfNeeded(String packageName) { 13774 for (int oneUserId : sUserManager.getUserIds()) { 13775 String defaultBrowserPackageName = getDefaultBrowserPackageName(oneUserId); 13776 if (TextUtils.isEmpty(defaultBrowserPackageName)) continue; 13777 if (packageName.equals(defaultBrowserPackageName)) { 13778 setDefaultBrowserPackageName(null, oneUserId); 13779 } 13780 } 13781 } 13782 13783 @Override 13784 public void resetPreferredActivities(int userId) { 13785 mContext.enforceCallingOrSelfPermission( 13786 android.Manifest.permission.SET_PREFERRED_APPLICATIONS, null); 13787 // writer 13788 synchronized (mPackages) { 13789 clearPackagePreferredActivitiesLPw(null, userId); 13790 mSettings.applyDefaultPreferredAppsLPw(this, userId); 13791 applyFactoryDefaultBrowserLPw(userId); 13792 primeDomainVerificationsLPw(userId); 13793 13794 scheduleWritePackageRestrictionsLocked(userId); 13795 } 13796 } 13797 13798 @Override 13799 public int getPreferredActivities(List<IntentFilter> outFilters, 13800 List<ComponentName> outActivities, String packageName) { 13801 13802 int num = 0; 13803 final int userId = UserHandle.getCallingUserId(); 13804 // reader 13805 synchronized (mPackages) { 13806 PreferredIntentResolver pir = mSettings.mPreferredActivities.get(userId); 13807 if (pir != null) { 13808 final Iterator<PreferredActivity> it = pir.filterIterator(); 13809 while (it.hasNext()) { 13810 final PreferredActivity pa = it.next(); 13811 if (packageName == null 13812 || (pa.mPref.mComponent.getPackageName().equals(packageName) 13813 && pa.mPref.mAlways)) { 13814 if (outFilters != null) { 13815 outFilters.add(new IntentFilter(pa)); 13816 } 13817 if (outActivities != null) { 13818 outActivities.add(pa.mPref.mComponent); 13819 } 13820 } 13821 } 13822 } 13823 } 13824 13825 return num; 13826 } 13827 13828 @Override 13829 public void addPersistentPreferredActivity(IntentFilter filter, ComponentName activity, 13830 int userId) { 13831 int callingUid = Binder.getCallingUid(); 13832 if (callingUid != Process.SYSTEM_UID) { 13833 throw new SecurityException( 13834 "addPersistentPreferredActivity can only be run by the system"); 13835 } 13836 if (filter.countActions() == 0) { 13837 Slog.w(TAG, "Cannot set a preferred activity with no filter actions"); 13838 return; 13839 } 13840 synchronized (mPackages) { 13841 Slog.i(TAG, "Adding persistent preferred activity " + activity + " for user " + userId + 13842 " :"); 13843 filter.dump(new LogPrinter(Log.INFO, TAG), " "); 13844 mSettings.editPersistentPreferredActivitiesLPw(userId).addFilter( 13845 new PersistentPreferredActivity(filter, activity)); 13846 scheduleWritePackageRestrictionsLocked(userId); 13847 } 13848 } 13849 13850 @Override 13851 public void clearPackagePersistentPreferredActivities(String packageName, int userId) { 13852 int callingUid = Binder.getCallingUid(); 13853 if (callingUid != Process.SYSTEM_UID) { 13854 throw new SecurityException( 13855 "clearPackagePersistentPreferredActivities can only be run by the system"); 13856 } 13857 ArrayList<PersistentPreferredActivity> removed = null; 13858 boolean changed = false; 13859 synchronized (mPackages) { 13860 for (int i=0; i<mSettings.mPersistentPreferredActivities.size(); i++) { 13861 final int thisUserId = mSettings.mPersistentPreferredActivities.keyAt(i); 13862 PersistentPreferredIntentResolver ppir = mSettings.mPersistentPreferredActivities 13863 .valueAt(i); 13864 if (userId != thisUserId) { 13865 continue; 13866 } 13867 Iterator<PersistentPreferredActivity> it = ppir.filterIterator(); 13868 while (it.hasNext()) { 13869 PersistentPreferredActivity ppa = it.next(); 13870 // Mark entry for removal only if it matches the package name. 13871 if (ppa.mComponent.getPackageName().equals(packageName)) { 13872 if (removed == null) { 13873 removed = new ArrayList<PersistentPreferredActivity>(); 13874 } 13875 removed.add(ppa); 13876 } 13877 } 13878 if (removed != null) { 13879 for (int j=0; j<removed.size(); j++) { 13880 PersistentPreferredActivity ppa = removed.get(j); 13881 ppir.removeFilter(ppa); 13882 } 13883 changed = true; 13884 } 13885 } 13886 13887 if (changed) { 13888 scheduleWritePackageRestrictionsLocked(userId); 13889 } 13890 } 13891 } 13892 13893 /** 13894 * Common machinery for picking apart a restored XML blob and passing 13895 * it to a caller-supplied functor to be applied to the running system. 13896 */ 13897 private void restoreFromXml(XmlPullParser parser, int userId, 13898 String expectedStartTag, BlobXmlRestorer functor) 13899 throws IOException, XmlPullParserException { 13900 int type; 13901 while ((type = parser.next()) != XmlPullParser.START_TAG 13902 && type != XmlPullParser.END_DOCUMENT) { 13903 } 13904 if (type != XmlPullParser.START_TAG) { 13905 // oops didn't find a start tag?! 13906 if (DEBUG_BACKUP) { 13907 Slog.e(TAG, "Didn't find start tag during restore"); 13908 } 13909 return; 13910 } 13911 13912 // this is supposed to be TAG_PREFERRED_BACKUP 13913 if (!expectedStartTag.equals(parser.getName())) { 13914 if (DEBUG_BACKUP) { 13915 Slog.e(TAG, "Found unexpected tag " + parser.getName()); 13916 } 13917 return; 13918 } 13919 13920 // skip interfering stuff, then we're aligned with the backing implementation 13921 while ((type = parser.next()) == XmlPullParser.TEXT) { } 13922 functor.apply(parser, userId); 13923 } 13924 13925 private interface BlobXmlRestorer { 13926 public void apply(XmlPullParser parser, int userId) throws IOException, XmlPullParserException; 13927 } 13928 13929 /** 13930 * Non-Binder method, support for the backup/restore mechanism: write the 13931 * full set of preferred activities in its canonical XML format. Returns the 13932 * XML output as a byte array, or null if there is none. 13933 */ 13934 @Override 13935 public byte[] getPreferredActivityBackup(int userId) { 13936 if (Binder.getCallingUid() != Process.SYSTEM_UID) { 13937 throw new SecurityException("Only the system may call getPreferredActivityBackup()"); 13938 } 13939 13940 ByteArrayOutputStream dataStream = new ByteArrayOutputStream(); 13941 try { 13942 final XmlSerializer serializer = new FastXmlSerializer(); 13943 serializer.setOutput(dataStream, StandardCharsets.UTF_8.name()); 13944 serializer.startDocument(null, true); 13945 serializer.startTag(null, TAG_PREFERRED_BACKUP); 13946 13947 synchronized (mPackages) { 13948 mSettings.writePreferredActivitiesLPr(serializer, userId, true); 13949 } 13950 13951 serializer.endTag(null, TAG_PREFERRED_BACKUP); 13952 serializer.endDocument(); 13953 serializer.flush(); 13954 } catch (Exception e) { 13955 if (DEBUG_BACKUP) { 13956 Slog.e(TAG, "Unable to write preferred activities for backup", e); 13957 } 13958 return null; 13959 } 13960 13961 return dataStream.toByteArray(); 13962 } 13963 13964 @Override 13965 public void restorePreferredActivities(byte[] backup, int userId) { 13966 if (Binder.getCallingUid() != Process.SYSTEM_UID) { 13967 throw new SecurityException("Only the system may call restorePreferredActivities()"); 13968 } 13969 13970 try { 13971 final XmlPullParser parser = Xml.newPullParser(); 13972 parser.setInput(new ByteArrayInputStream(backup), StandardCharsets.UTF_8.name()); 13973 restoreFromXml(parser, userId, TAG_PREFERRED_BACKUP, 13974 new BlobXmlRestorer() { 13975 @Override 13976 public void apply(XmlPullParser parser, int userId) 13977 throws XmlPullParserException, IOException { 13978 synchronized (mPackages) { 13979 mSettings.readPreferredActivitiesLPw(parser, userId); 13980 } 13981 } 13982 } ); 13983 } catch (Exception e) { 13984 if (DEBUG_BACKUP) { 13985 Slog.e(TAG, "Exception restoring preferred activities: " + e.getMessage()); 13986 } 13987 } 13988 } 13989 13990 /** 13991 * Non-Binder method, support for the backup/restore mechanism: write the 13992 * default browser (etc) settings in its canonical XML format. Returns the default 13993 * browser XML representation as a byte array, or null if there is none. 13994 */ 13995 @Override 13996 public byte[] getDefaultAppsBackup(int userId) { 13997 if (Binder.getCallingUid() != Process.SYSTEM_UID) { 13998 throw new SecurityException("Only the system may call getDefaultAppsBackup()"); 13999 } 14000 14001 ByteArrayOutputStream dataStream = new ByteArrayOutputStream(); 14002 try { 14003 final XmlSerializer serializer = new FastXmlSerializer(); 14004 serializer.setOutput(dataStream, StandardCharsets.UTF_8.name()); 14005 serializer.startDocument(null, true); 14006 serializer.startTag(null, TAG_DEFAULT_APPS); 14007 14008 synchronized (mPackages) { 14009 mSettings.writeDefaultAppsLPr(serializer, userId); 14010 } 14011 14012 serializer.endTag(null, TAG_DEFAULT_APPS); 14013 serializer.endDocument(); 14014 serializer.flush(); 14015 } catch (Exception e) { 14016 if (DEBUG_BACKUP) { 14017 Slog.e(TAG, "Unable to write default apps for backup", e); 14018 } 14019 return null; 14020 } 14021 14022 return dataStream.toByteArray(); 14023 } 14024 14025 @Override 14026 public void restoreDefaultApps(byte[] backup, int userId) { 14027 if (Binder.getCallingUid() != Process.SYSTEM_UID) { 14028 throw new SecurityException("Only the system may call restoreDefaultApps()"); 14029 } 14030 14031 try { 14032 final XmlPullParser parser = Xml.newPullParser(); 14033 parser.setInput(new ByteArrayInputStream(backup), StandardCharsets.UTF_8.name()); 14034 restoreFromXml(parser, userId, TAG_DEFAULT_APPS, 14035 new BlobXmlRestorer() { 14036 @Override 14037 public void apply(XmlPullParser parser, int userId) 14038 throws XmlPullParserException, IOException { 14039 synchronized (mPackages) { 14040 mSettings.readDefaultAppsLPw(parser, userId); 14041 } 14042 } 14043 } ); 14044 } catch (Exception e) { 14045 if (DEBUG_BACKUP) { 14046 Slog.e(TAG, "Exception restoring default apps: " + e.getMessage()); 14047 } 14048 } 14049 } 14050 14051 @Override 14052 public byte[] getIntentFilterVerificationBackup(int userId) { 14053 if (Binder.getCallingUid() != Process.SYSTEM_UID) { 14054 throw new SecurityException("Only the system may call getIntentFilterVerificationBackup()"); 14055 } 14056 14057 ByteArrayOutputStream dataStream = new ByteArrayOutputStream(); 14058 try { 14059 final XmlSerializer serializer = new FastXmlSerializer(); 14060 serializer.setOutput(dataStream, StandardCharsets.UTF_8.name()); 14061 serializer.startDocument(null, true); 14062 serializer.startTag(null, TAG_INTENT_FILTER_VERIFICATION); 14063 14064 synchronized (mPackages) { 14065 mSettings.writeAllDomainVerificationsLPr(serializer, userId); 14066 } 14067 14068 serializer.endTag(null, TAG_INTENT_FILTER_VERIFICATION); 14069 serializer.endDocument(); 14070 serializer.flush(); 14071 } catch (Exception e) { 14072 if (DEBUG_BACKUP) { 14073 Slog.e(TAG, "Unable to write default apps for backup", e); 14074 } 14075 return null; 14076 } 14077 14078 return dataStream.toByteArray(); 14079 } 14080 14081 @Override 14082 public void restoreIntentFilterVerification(byte[] backup, int userId) { 14083 if (Binder.getCallingUid() != Process.SYSTEM_UID) { 14084 throw new SecurityException("Only the system may call restorePreferredActivities()"); 14085 } 14086 14087 try { 14088 final XmlPullParser parser = Xml.newPullParser(); 14089 parser.setInput(new ByteArrayInputStream(backup), StandardCharsets.UTF_8.name()); 14090 restoreFromXml(parser, userId, TAG_INTENT_FILTER_VERIFICATION, 14091 new BlobXmlRestorer() { 14092 @Override 14093 public void apply(XmlPullParser parser, int userId) 14094 throws XmlPullParserException, IOException { 14095 synchronized (mPackages) { 14096 mSettings.readAllDomainVerificationsLPr(parser, userId); 14097 mSettings.writeLPr(); 14098 } 14099 } 14100 } ); 14101 } catch (Exception e) { 14102 if (DEBUG_BACKUP) { 14103 Slog.e(TAG, "Exception restoring preferred activities: " + e.getMessage()); 14104 } 14105 } 14106 } 14107 14108 @Override 14109 public void addCrossProfileIntentFilter(IntentFilter intentFilter, String ownerPackage, 14110 int sourceUserId, int targetUserId, int flags) { 14111 mContext.enforceCallingOrSelfPermission( 14112 android.Manifest.permission.INTERACT_ACROSS_USERS_FULL, null); 14113 int callingUid = Binder.getCallingUid(); 14114 enforceOwnerRights(ownerPackage, callingUid); 14115 enforceShellRestriction(UserManager.DISALLOW_DEBUGGING_FEATURES, callingUid, sourceUserId); 14116 if (intentFilter.countActions() == 0) { 14117 Slog.w(TAG, "Cannot set a crossProfile intent filter with no filter actions"); 14118 return; 14119 } 14120 synchronized (mPackages) { 14121 CrossProfileIntentFilter newFilter = new CrossProfileIntentFilter(intentFilter, 14122 ownerPackage, targetUserId, flags); 14123 CrossProfileIntentResolver resolver = 14124 mSettings.editCrossProfileIntentResolverLPw(sourceUserId); 14125 ArrayList<CrossProfileIntentFilter> existing = resolver.findFilters(intentFilter); 14126 // We have all those whose filter is equal. Now checking if the rest is equal as well. 14127 if (existing != null) { 14128 int size = existing.size(); 14129 for (int i = 0; i < size; i++) { 14130 if (newFilter.equalsIgnoreFilter(existing.get(i))) { 14131 return; 14132 } 14133 } 14134 } 14135 resolver.addFilter(newFilter); 14136 scheduleWritePackageRestrictionsLocked(sourceUserId); 14137 } 14138 } 14139 14140 @Override 14141 public void clearCrossProfileIntentFilters(int sourceUserId, String ownerPackage) { 14142 mContext.enforceCallingOrSelfPermission( 14143 android.Manifest.permission.INTERACT_ACROSS_USERS_FULL, null); 14144 int callingUid = Binder.getCallingUid(); 14145 enforceOwnerRights(ownerPackage, callingUid); 14146 enforceShellRestriction(UserManager.DISALLOW_DEBUGGING_FEATURES, callingUid, sourceUserId); 14147 synchronized (mPackages) { 14148 CrossProfileIntentResolver resolver = 14149 mSettings.editCrossProfileIntentResolverLPw(sourceUserId); 14150 ArraySet<CrossProfileIntentFilter> set = 14151 new ArraySet<CrossProfileIntentFilter>(resolver.filterSet()); 14152 for (CrossProfileIntentFilter filter : set) { 14153 if (filter.getOwnerPackage().equals(ownerPackage)) { 14154 resolver.removeFilter(filter); 14155 } 14156 } 14157 scheduleWritePackageRestrictionsLocked(sourceUserId); 14158 } 14159 } 14160 14161 // Enforcing that callingUid is owning pkg on userId 14162 private void enforceOwnerRights(String pkg, int callingUid) { 14163 // The system owns everything. 14164 if (UserHandle.getAppId(callingUid) == Process.SYSTEM_UID) { 14165 return; 14166 } 14167 int callingUserId = UserHandle.getUserId(callingUid); 14168 PackageInfo pi = getPackageInfo(pkg, 0, callingUserId); 14169 if (pi == null) { 14170 throw new IllegalArgumentException("Unknown package " + pkg + " on user " 14171 + callingUserId); 14172 } 14173 if (!UserHandle.isSameApp(pi.applicationInfo.uid, callingUid)) { 14174 throw new SecurityException("Calling uid " + callingUid 14175 + " does not own package " + pkg); 14176 } 14177 } 14178 14179 @Override 14180 public ComponentName getHomeActivities(List<ResolveInfo> allHomeCandidates) { 14181 Intent intent = new Intent(Intent.ACTION_MAIN); 14182 intent.addCategory(Intent.CATEGORY_HOME); 14183 14184 final int callingUserId = UserHandle.getCallingUserId(); 14185 List<ResolveInfo> list = queryIntentActivities(intent, null, 14186 PackageManager.GET_META_DATA, callingUserId); 14187 ResolveInfo preferred = findPreferredActivity(intent, null, 0, list, 0, 14188 true, false, false, callingUserId); 14189 14190 allHomeCandidates.clear(); 14191 if (list != null) { 14192 for (ResolveInfo ri : list) { 14193 allHomeCandidates.add(ri); 14194 } 14195 } 14196 return (preferred == null || preferred.activityInfo == null) 14197 ? null 14198 : new ComponentName(preferred.activityInfo.packageName, 14199 preferred.activityInfo.name); 14200 } 14201 14202 @Override 14203 public void setApplicationEnabledSetting(String appPackageName, 14204 int newState, int flags, int userId, String callingPackage) { 14205 if (!sUserManager.exists(userId)) return; 14206 if (callingPackage == null) { 14207 callingPackage = Integer.toString(Binder.getCallingUid()); 14208 } 14209 setEnabledSetting(appPackageName, null, newState, flags, userId, callingPackage); 14210 } 14211 14212 @Override 14213 public void setComponentEnabledSetting(ComponentName componentName, 14214 int newState, int flags, int userId) { 14215 if (!sUserManager.exists(userId)) return; 14216 setEnabledSetting(componentName.getPackageName(), 14217 componentName.getClassName(), newState, flags, userId, null); 14218 } 14219 14220 private void setEnabledSetting(final String packageName, String className, int newState, 14221 final int flags, int userId, String callingPackage) { 14222 if (!(newState == COMPONENT_ENABLED_STATE_DEFAULT 14223 || newState == COMPONENT_ENABLED_STATE_ENABLED 14224 || newState == COMPONENT_ENABLED_STATE_DISABLED 14225 || newState == COMPONENT_ENABLED_STATE_DISABLED_USER 14226 || newState == COMPONENT_ENABLED_STATE_DISABLED_UNTIL_USED)) { 14227 throw new IllegalArgumentException("Invalid new component state: " 14228 + newState); 14229 } 14230 PackageSetting pkgSetting; 14231 final int uid = Binder.getCallingUid(); 14232 final int permission = mContext.checkCallingOrSelfPermission( 14233 android.Manifest.permission.CHANGE_COMPONENT_ENABLED_STATE); 14234 enforceCrossUserPermission(uid, userId, false, true, "set enabled"); 14235 final boolean allowedByPermission = (permission == PackageManager.PERMISSION_GRANTED); 14236 boolean sendNow = false; 14237 boolean isApp = (className == null); 14238 String componentName = isApp ? packageName : className; 14239 int packageUid = -1; 14240 ArrayList<String> components; 14241 14242 // writer 14243 synchronized (mPackages) { 14244 pkgSetting = mSettings.mPackages.get(packageName); 14245 if (pkgSetting == null) { 14246 if (className == null) { 14247 throw new IllegalArgumentException( 14248 "Unknown package: " + packageName); 14249 } 14250 throw new IllegalArgumentException( 14251 "Unknown component: " + packageName 14252 + "/" + className); 14253 } 14254 // Allow root and verify that userId is not being specified by a different user 14255 if (!allowedByPermission && !UserHandle.isSameApp(uid, pkgSetting.appId)) { 14256 throw new SecurityException( 14257 "Permission Denial: attempt to change component state from pid=" 14258 + Binder.getCallingPid() 14259 + ", uid=" + uid + ", package uid=" + pkgSetting.appId); 14260 } 14261 if (className == null) { 14262 // We're dealing with an application/package level state change 14263 if (pkgSetting.getEnabled(userId) == newState) { 14264 // Nothing to do 14265 return; 14266 } 14267 if (newState == PackageManager.COMPONENT_ENABLED_STATE_DEFAULT 14268 || newState == PackageManager.COMPONENT_ENABLED_STATE_ENABLED) { 14269 // Don't care about who enables an app. 14270 callingPackage = null; 14271 } 14272 pkgSetting.setEnabled(newState, userId, callingPackage); 14273 // pkgSetting.pkg.mSetEnabled = newState; 14274 } else { 14275 // We're dealing with a component level state change 14276 // First, verify that this is a valid class name. 14277 PackageParser.Package pkg = pkgSetting.pkg; 14278 if (pkg == null || !pkg.hasComponentClassName(className)) { 14279 if (pkg.applicationInfo.targetSdkVersion >= Build.VERSION_CODES.JELLY_BEAN) { 14280 throw new IllegalArgumentException("Component class " + className 14281 + " does not exist in " + packageName); 14282 } else { 14283 Slog.w(TAG, "Failed setComponentEnabledSetting: component class " 14284 + className + " does not exist in " + packageName); 14285 } 14286 } 14287 switch (newState) { 14288 case COMPONENT_ENABLED_STATE_ENABLED: 14289 if (!pkgSetting.enableComponentLPw(className, userId)) { 14290 return; 14291 } 14292 break; 14293 case COMPONENT_ENABLED_STATE_DISABLED: 14294 if (!pkgSetting.disableComponentLPw(className, userId)) { 14295 return; 14296 } 14297 break; 14298 case COMPONENT_ENABLED_STATE_DEFAULT: 14299 if (!pkgSetting.restoreComponentLPw(className, userId)) { 14300 return; 14301 } 14302 break; 14303 default: 14304 Slog.e(TAG, "Invalid new component state: " + newState); 14305 return; 14306 } 14307 } 14308 scheduleWritePackageRestrictionsLocked(userId); 14309 components = mPendingBroadcasts.get(userId, packageName); 14310 final boolean newPackage = components == null; 14311 if (newPackage) { 14312 components = new ArrayList<String>(); 14313 } 14314 if (!components.contains(componentName)) { 14315 components.add(componentName); 14316 } 14317 if ((flags&PackageManager.DONT_KILL_APP) == 0) { 14318 sendNow = true; 14319 // Purge entry from pending broadcast list if another one exists already 14320 // since we are sending one right away. 14321 mPendingBroadcasts.remove(userId, packageName); 14322 } else { 14323 if (newPackage) { 14324 mPendingBroadcasts.put(userId, packageName, components); 14325 } 14326 if (!mHandler.hasMessages(SEND_PENDING_BROADCAST)) { 14327 // Schedule a message 14328 mHandler.sendEmptyMessageDelayed(SEND_PENDING_BROADCAST, BROADCAST_DELAY); 14329 } 14330 } 14331 } 14332 14333 long callingId = Binder.clearCallingIdentity(); 14334 try { 14335 if (sendNow) { 14336 packageUid = UserHandle.getUid(userId, pkgSetting.appId); 14337 sendPackageChangedBroadcast(packageName, 14338 (flags&PackageManager.DONT_KILL_APP) != 0, components, packageUid); 14339 } 14340 } finally { 14341 Binder.restoreCallingIdentity(callingId); 14342 } 14343 } 14344 14345 private void sendPackageChangedBroadcast(String packageName, 14346 boolean killFlag, ArrayList<String> componentNames, int packageUid) { 14347 if (DEBUG_INSTALL) 14348 Log.v(TAG, "Sending package changed: package=" + packageName + " components=" 14349 + componentNames); 14350 Bundle extras = new Bundle(4); 14351 extras.putString(Intent.EXTRA_CHANGED_COMPONENT_NAME, componentNames.get(0)); 14352 String nameList[] = new String[componentNames.size()]; 14353 componentNames.toArray(nameList); 14354 extras.putStringArray(Intent.EXTRA_CHANGED_COMPONENT_NAME_LIST, nameList); 14355 extras.putBoolean(Intent.EXTRA_DONT_KILL_APP, killFlag); 14356 extras.putInt(Intent.EXTRA_UID, packageUid); 14357 sendPackageBroadcast(Intent.ACTION_PACKAGE_CHANGED, packageName, extras, null, null, 14358 new int[] {UserHandle.getUserId(packageUid)}); 14359 } 14360 14361 @Override 14362 public void setPackageStoppedState(String packageName, boolean stopped, int userId) { 14363 if (!sUserManager.exists(userId)) return; 14364 final int uid = Binder.getCallingUid(); 14365 final int permission = mContext.checkCallingOrSelfPermission( 14366 android.Manifest.permission.CHANGE_COMPONENT_ENABLED_STATE); 14367 final boolean allowedByPermission = (permission == PackageManager.PERMISSION_GRANTED); 14368 enforceCrossUserPermission(uid, userId, true, true, "stop package"); 14369 // writer 14370 synchronized (mPackages) { 14371 if (mSettings.setPackageStoppedStateLPw(this, packageName, stopped, 14372 allowedByPermission, uid, userId)) { 14373 scheduleWritePackageRestrictionsLocked(userId); 14374 } 14375 } 14376 } 14377 14378 @Override 14379 public String getInstallerPackageName(String packageName) { 14380 // reader 14381 synchronized (mPackages) { 14382 return mSettings.getInstallerPackageNameLPr(packageName); 14383 } 14384 } 14385 14386 @Override 14387 public int getApplicationEnabledSetting(String packageName, int userId) { 14388 if (!sUserManager.exists(userId)) return COMPONENT_ENABLED_STATE_DISABLED; 14389 int uid = Binder.getCallingUid(); 14390 enforceCrossUserPermission(uid, userId, false, false, "get enabled"); 14391 // reader 14392 synchronized (mPackages) { 14393 return mSettings.getApplicationEnabledSettingLPr(packageName, userId); 14394 } 14395 } 14396 14397 @Override 14398 public int getComponentEnabledSetting(ComponentName componentName, int userId) { 14399 if (!sUserManager.exists(userId)) return COMPONENT_ENABLED_STATE_DISABLED; 14400 int uid = Binder.getCallingUid(); 14401 enforceCrossUserPermission(uid, userId, false, false, "get component enabled"); 14402 // reader 14403 synchronized (mPackages) { 14404 return mSettings.getComponentEnabledSettingLPr(componentName, userId); 14405 } 14406 } 14407 14408 @Override 14409 public void enterSafeMode() { 14410 enforceSystemOrRoot("Only the system can request entering safe mode"); 14411 14412 if (!mSystemReady) { 14413 mSafeMode = true; 14414 } 14415 } 14416 14417 @Override 14418 public void systemReady() { 14419 mSystemReady = true; 14420 14421 // Read the compatibilty setting when the system is ready. 14422 boolean compatibilityModeEnabled = android.provider.Settings.Global.getInt( 14423 mContext.getContentResolver(), 14424 android.provider.Settings.Global.COMPATIBILITY_MODE, 1) == 1; 14425 PackageParser.setCompatibilityModeEnabled(compatibilityModeEnabled); 14426 if (DEBUG_SETTINGS) { 14427 Log.d(TAG, "compatibility mode:" + compatibilityModeEnabled); 14428 } 14429 14430 int[] grantPermissionsUserIds = EMPTY_INT_ARRAY; 14431 14432 synchronized (mPackages) { 14433 // Verify that all of the preferred activity components actually 14434 // exist. It is possible for applications to be updated and at 14435 // that point remove a previously declared activity component that 14436 // had been set as a preferred activity. We try to clean this up 14437 // the next time we encounter that preferred activity, but it is 14438 // possible for the user flow to never be able to return to that 14439 // situation so here we do a sanity check to make sure we haven't 14440 // left any junk around. 14441 ArrayList<PreferredActivity> removed = new ArrayList<PreferredActivity>(); 14442 for (int i=0; i<mSettings.mPreferredActivities.size(); i++) { 14443 PreferredIntentResolver pir = mSettings.mPreferredActivities.valueAt(i); 14444 removed.clear(); 14445 for (PreferredActivity pa : pir.filterSet()) { 14446 if (mActivities.mActivities.get(pa.mPref.mComponent) == null) { 14447 removed.add(pa); 14448 } 14449 } 14450 if (removed.size() > 0) { 14451 for (int r=0; r<removed.size(); r++) { 14452 PreferredActivity pa = removed.get(r); 14453 Slog.w(TAG, "Removing dangling preferred activity: " 14454 + pa.mPref.mComponent); 14455 pir.removeFilter(pa); 14456 } 14457 mSettings.writePackageRestrictionsLPr( 14458 mSettings.mPreferredActivities.keyAt(i)); 14459 } 14460 } 14461 14462 for (int userId : UserManagerService.getInstance().getUserIds()) { 14463 if (!mSettings.areDefaultRuntimePermissionsGrantedLPr(userId)) { 14464 grantPermissionsUserIds = ArrayUtils.appendInt( 14465 grantPermissionsUserIds, userId); 14466 } 14467 } 14468 } 14469 sUserManager.systemReady(); 14470 14471 // If we upgraded grant all default permissions before kicking off. 14472 for (int userId : grantPermissionsUserIds) { 14473 mDefaultPermissionPolicy.grantDefaultPermissions(userId); 14474 } 14475 14476 // Kick off any messages waiting for system ready 14477 if (mPostSystemReadyMessages != null) { 14478 for (Message msg : mPostSystemReadyMessages) { 14479 msg.sendToTarget(); 14480 } 14481 mPostSystemReadyMessages = null; 14482 } 14483 14484 // Watch for external volumes that come and go over time 14485 final StorageManager storage = mContext.getSystemService(StorageManager.class); 14486 storage.registerListener(mStorageListener); 14487 14488 mInstallerService.systemReady(); 14489 mPackageDexOptimizer.systemReady(); 14490 14491 MountServiceInternal mountServiceInternal = LocalServices.getService( 14492 MountServiceInternal.class); 14493 mountServiceInternal.addExternalStoragePolicy( 14494 new MountServiceInternal.ExternalStorageMountPolicy() { 14495 @Override 14496 public int getMountMode(int uid, String packageName) { 14497 if (Process.isIsolated(uid)) { 14498 return Zygote.MOUNT_EXTERNAL_NONE; 14499 } 14500 if (checkUidPermission(WRITE_MEDIA_STORAGE, uid) == PERMISSION_GRANTED) { 14501 return Zygote.MOUNT_EXTERNAL_DEFAULT; 14502 } 14503 if (checkUidPermission(READ_EXTERNAL_STORAGE, uid) == PERMISSION_DENIED) { 14504 return Zygote.MOUNT_EXTERNAL_DEFAULT; 14505 } 14506 if (checkUidPermission(WRITE_EXTERNAL_STORAGE, uid) == PERMISSION_DENIED) { 14507 return Zygote.MOUNT_EXTERNAL_READ; 14508 } 14509 return Zygote.MOUNT_EXTERNAL_WRITE; 14510 } 14511 14512 @Override 14513 public boolean hasExternalStorage(int uid, String packageName) { 14514 return true; 14515 } 14516 }); 14517 } 14518 14519 @Override 14520 public boolean isSafeMode() { 14521 return mSafeMode; 14522 } 14523 14524 @Override 14525 public boolean hasSystemUidErrors() { 14526 return mHasSystemUidErrors; 14527 } 14528 14529 static String arrayToString(int[] array) { 14530 StringBuffer buf = new StringBuffer(128); 14531 buf.append('['); 14532 if (array != null) { 14533 for (int i=0; i<array.length; i++) { 14534 if (i > 0) buf.append(", "); 14535 buf.append(array[i]); 14536 } 14537 } 14538 buf.append(']'); 14539 return buf.toString(); 14540 } 14541 14542 static class DumpState { 14543 public static final int DUMP_LIBS = 1 << 0; 14544 public static final int DUMP_FEATURES = 1 << 1; 14545 public static final int DUMP_RESOLVERS = 1 << 2; 14546 public static final int DUMP_PERMISSIONS = 1 << 3; 14547 public static final int DUMP_PACKAGES = 1 << 4; 14548 public static final int DUMP_SHARED_USERS = 1 << 5; 14549 public static final int DUMP_MESSAGES = 1 << 6; 14550 public static final int DUMP_PROVIDERS = 1 << 7; 14551 public static final int DUMP_VERIFIERS = 1 << 8; 14552 public static final int DUMP_PREFERRED = 1 << 9; 14553 public static final int DUMP_PREFERRED_XML = 1 << 10; 14554 public static final int DUMP_KEYSETS = 1 << 11; 14555 public static final int DUMP_VERSION = 1 << 12; 14556 public static final int DUMP_INSTALLS = 1 << 13; 14557 public static final int DUMP_INTENT_FILTER_VERIFIERS = 1 << 14; 14558 public static final int DUMP_DOMAIN_PREFERRED = 1 << 15; 14559 14560 public static final int OPTION_SHOW_FILTERS = 1 << 0; 14561 14562 private int mTypes; 14563 14564 private int mOptions; 14565 14566 private boolean mTitlePrinted; 14567 14568 private SharedUserSetting mSharedUser; 14569 14570 public boolean isDumping(int type) { 14571 if (mTypes == 0 && type != DUMP_PREFERRED_XML) { 14572 return true; 14573 } 14574 14575 return (mTypes & type) != 0; 14576 } 14577 14578 public void setDump(int type) { 14579 mTypes |= type; 14580 } 14581 14582 public boolean isOptionEnabled(int option) { 14583 return (mOptions & option) != 0; 14584 } 14585 14586 public void setOptionEnabled(int option) { 14587 mOptions |= option; 14588 } 14589 14590 public boolean onTitlePrinted() { 14591 final boolean printed = mTitlePrinted; 14592 mTitlePrinted = true; 14593 return printed; 14594 } 14595 14596 public boolean getTitlePrinted() { 14597 return mTitlePrinted; 14598 } 14599 14600 public void setTitlePrinted(boolean enabled) { 14601 mTitlePrinted = enabled; 14602 } 14603 14604 public SharedUserSetting getSharedUser() { 14605 return mSharedUser; 14606 } 14607 14608 public void setSharedUser(SharedUserSetting user) { 14609 mSharedUser = user; 14610 } 14611 } 14612 14613 @Override 14614 protected void dump(FileDescriptor fd, PrintWriter pw, String[] args) { 14615 if (mContext.checkCallingOrSelfPermission(android.Manifest.permission.DUMP) 14616 != PackageManager.PERMISSION_GRANTED) { 14617 pw.println("Permission Denial: can't dump ActivityManager from from pid=" 14618 + Binder.getCallingPid() 14619 + ", uid=" + Binder.getCallingUid() 14620 + " without permission " 14621 + android.Manifest.permission.DUMP); 14622 return; 14623 } 14624 14625 DumpState dumpState = new DumpState(); 14626 boolean fullPreferred = false; 14627 boolean checkin = false; 14628 14629 String packageName = null; 14630 ArraySet<String> permissionNames = null; 14631 14632 int opti = 0; 14633 while (opti < args.length) { 14634 String opt = args[opti]; 14635 if (opt == null || opt.length() <= 0 || opt.charAt(0) != '-') { 14636 break; 14637 } 14638 opti++; 14639 14640 if ("-a".equals(opt)) { 14641 // Right now we only know how to print all. 14642 } else if ("-h".equals(opt)) { 14643 pw.println("Package manager dump options:"); 14644 pw.println(" [-h] [-f] [--checkin] [cmd] ..."); 14645 pw.println(" --checkin: dump for a checkin"); 14646 pw.println(" -f: print details of intent filters"); 14647 pw.println(" -h: print this help"); 14648 pw.println(" cmd may be one of:"); 14649 pw.println(" l[ibraries]: list known shared libraries"); 14650 pw.println(" f[ibraries]: list device features"); 14651 pw.println(" k[eysets]: print known keysets"); 14652 pw.println(" r[esolvers]: dump intent resolvers"); 14653 pw.println(" perm[issions]: dump permissions"); 14654 pw.println(" permission [name ...]: dump declaration and use of given permission"); 14655 pw.println(" pref[erred]: print preferred package settings"); 14656 pw.println(" preferred-xml [--full]: print preferred package settings as xml"); 14657 pw.println(" prov[iders]: dump content providers"); 14658 pw.println(" p[ackages]: dump installed packages"); 14659 pw.println(" s[hared-users]: dump shared user IDs"); 14660 pw.println(" m[essages]: print collected runtime messages"); 14661 pw.println(" v[erifiers]: print package verifier info"); 14662 pw.println(" version: print database version info"); 14663 pw.println(" write: write current settings now"); 14664 pw.println(" <package.name>: info about given package"); 14665 pw.println(" installs: details about install sessions"); 14666 pw.println(" d[omain-preferred-apps]: print domains preferred apps"); 14667 pw.println(" i[ntent-filter-verifiers]|ifv: print intent filter verifier info"); 14668 return; 14669 } else if ("--checkin".equals(opt)) { 14670 checkin = true; 14671 } else if ("-f".equals(opt)) { 14672 dumpState.setOptionEnabled(DumpState.OPTION_SHOW_FILTERS); 14673 } else { 14674 pw.println("Unknown argument: " + opt + "; use -h for help"); 14675 } 14676 } 14677 14678 // Is the caller requesting to dump a particular piece of data? 14679 if (opti < args.length) { 14680 String cmd = args[opti]; 14681 opti++; 14682 // Is this a package name? 14683 if ("android".equals(cmd) || cmd.contains(".")) { 14684 packageName = cmd; 14685 // When dumping a single package, we always dump all of its 14686 // filter information since the amount of data will be reasonable. 14687 dumpState.setOptionEnabled(DumpState.OPTION_SHOW_FILTERS); 14688 } else if ("l".equals(cmd) || "libraries".equals(cmd)) { 14689 dumpState.setDump(DumpState.DUMP_LIBS); 14690 } else if ("f".equals(cmd) || "features".equals(cmd)) { 14691 dumpState.setDump(DumpState.DUMP_FEATURES); 14692 } else if ("r".equals(cmd) || "resolvers".equals(cmd)) { 14693 dumpState.setDump(DumpState.DUMP_RESOLVERS); 14694 } else if ("perm".equals(cmd) || "permissions".equals(cmd)) { 14695 dumpState.setDump(DumpState.DUMP_PERMISSIONS); 14696 } else if ("permission".equals(cmd)) { 14697 if (opti >= args.length) { 14698 pw.println("Error: permission requires permission name"); 14699 return; 14700 } 14701 permissionNames = new ArraySet<>(); 14702 while (opti < args.length) { 14703 permissionNames.add(args[opti]); 14704 opti++; 14705 } 14706 dumpState.setDump(DumpState.DUMP_PERMISSIONS 14707 | DumpState.DUMP_PACKAGES | DumpState.DUMP_SHARED_USERS); 14708 } else if ("pref".equals(cmd) || "preferred".equals(cmd)) { 14709 dumpState.setDump(DumpState.DUMP_PREFERRED); 14710 } else if ("preferred-xml".equals(cmd)) { 14711 dumpState.setDump(DumpState.DUMP_PREFERRED_XML); 14712 if (opti < args.length && "--full".equals(args[opti])) { 14713 fullPreferred = true; 14714 opti++; 14715 } 14716 } else if ("d".equals(cmd) || "domain-preferred-apps".equals(cmd)) { 14717 dumpState.setDump(DumpState.DUMP_DOMAIN_PREFERRED); 14718 } else if ("p".equals(cmd) || "packages".equals(cmd)) { 14719 dumpState.setDump(DumpState.DUMP_PACKAGES); 14720 } else if ("s".equals(cmd) || "shared-users".equals(cmd)) { 14721 dumpState.setDump(DumpState.DUMP_SHARED_USERS); 14722 } else if ("prov".equals(cmd) || "providers".equals(cmd)) { 14723 dumpState.setDump(DumpState.DUMP_PROVIDERS); 14724 } else if ("m".equals(cmd) || "messages".equals(cmd)) { 14725 dumpState.setDump(DumpState.DUMP_MESSAGES); 14726 } else if ("v".equals(cmd) || "verifiers".equals(cmd)) { 14727 dumpState.setDump(DumpState.DUMP_VERIFIERS); 14728 } else if ("i".equals(cmd) || "ifv".equals(cmd) 14729 || "intent-filter-verifiers".equals(cmd)) { 14730 dumpState.setDump(DumpState.DUMP_INTENT_FILTER_VERIFIERS); 14731 } else if ("version".equals(cmd)) { 14732 dumpState.setDump(DumpState.DUMP_VERSION); 14733 } else if ("k".equals(cmd) || "keysets".equals(cmd)) { 14734 dumpState.setDump(DumpState.DUMP_KEYSETS); 14735 } else if ("installs".equals(cmd)) { 14736 dumpState.setDump(DumpState.DUMP_INSTALLS); 14737 } else if ("write".equals(cmd)) { 14738 synchronized (mPackages) { 14739 mSettings.writeLPr(); 14740 pw.println("Settings written."); 14741 return; 14742 } 14743 } 14744 } 14745 14746 if (checkin) { 14747 pw.println("vers,1"); 14748 } 14749 14750 // reader 14751 synchronized (mPackages) { 14752 if (dumpState.isDumping(DumpState.DUMP_VERSION) && packageName == null) { 14753 if (!checkin) { 14754 if (dumpState.onTitlePrinted()) 14755 pw.println(); 14756 pw.println("Database versions:"); 14757 pw.print(" SDK Version:"); 14758 pw.print(" internal="); 14759 pw.print(mSettings.mInternalSdkPlatform); 14760 pw.print(" external="); 14761 pw.println(mSettings.mExternalSdkPlatform); 14762 pw.print(" DB Version:"); 14763 pw.print(" internal="); 14764 pw.print(mSettings.mInternalDatabaseVersion); 14765 pw.print(" external="); 14766 pw.println(mSettings.mExternalDatabaseVersion); 14767 } 14768 } 14769 14770 if (dumpState.isDumping(DumpState.DUMP_VERIFIERS) && packageName == null) { 14771 if (!checkin) { 14772 if (dumpState.onTitlePrinted()) 14773 pw.println(); 14774 pw.println("Verifiers:"); 14775 pw.print(" Required: "); 14776 pw.print(mRequiredVerifierPackage); 14777 pw.print(" (uid="); 14778 pw.print(getPackageUid(mRequiredVerifierPackage, 0)); 14779 pw.println(")"); 14780 } else if (mRequiredVerifierPackage != null) { 14781 pw.print("vrfy,"); pw.print(mRequiredVerifierPackage); 14782 pw.print(","); pw.println(getPackageUid(mRequiredVerifierPackage, 0)); 14783 } 14784 } 14785 14786 if (dumpState.isDumping(DumpState.DUMP_INTENT_FILTER_VERIFIERS) && 14787 packageName == null) { 14788 if (mIntentFilterVerifierComponent != null) { 14789 String verifierPackageName = mIntentFilterVerifierComponent.getPackageName(); 14790 if (!checkin) { 14791 if (dumpState.onTitlePrinted()) 14792 pw.println(); 14793 pw.println("Intent Filter Verifier:"); 14794 pw.print(" Using: "); 14795 pw.print(verifierPackageName); 14796 pw.print(" (uid="); 14797 pw.print(getPackageUid(verifierPackageName, 0)); 14798 pw.println(")"); 14799 } else if (verifierPackageName != null) { 14800 pw.print("ifv,"); pw.print(verifierPackageName); 14801 pw.print(","); pw.println(getPackageUid(verifierPackageName, 0)); 14802 } 14803 } else { 14804 pw.println(); 14805 pw.println("No Intent Filter Verifier available!"); 14806 } 14807 } 14808 14809 if (dumpState.isDumping(DumpState.DUMP_LIBS) && packageName == null) { 14810 boolean printedHeader = false; 14811 final Iterator<String> it = mSharedLibraries.keySet().iterator(); 14812 while (it.hasNext()) { 14813 String name = it.next(); 14814 SharedLibraryEntry ent = mSharedLibraries.get(name); 14815 if (!checkin) { 14816 if (!printedHeader) { 14817 if (dumpState.onTitlePrinted()) 14818 pw.println(); 14819 pw.println("Libraries:"); 14820 printedHeader = true; 14821 } 14822 pw.print(" "); 14823 } else { 14824 pw.print("lib,"); 14825 } 14826 pw.print(name); 14827 if (!checkin) { 14828 pw.print(" -> "); 14829 } 14830 if (ent.path != null) { 14831 if (!checkin) { 14832 pw.print("(jar) "); 14833 pw.print(ent.path); 14834 } else { 14835 pw.print(",jar,"); 14836 pw.print(ent.path); 14837 } 14838 } else { 14839 if (!checkin) { 14840 pw.print("(apk) "); 14841 pw.print(ent.apk); 14842 } else { 14843 pw.print(",apk,"); 14844 pw.print(ent.apk); 14845 } 14846 } 14847 pw.println(); 14848 } 14849 } 14850 14851 if (dumpState.isDumping(DumpState.DUMP_FEATURES) && packageName == null) { 14852 if (dumpState.onTitlePrinted()) 14853 pw.println(); 14854 if (!checkin) { 14855 pw.println("Features:"); 14856 } 14857 Iterator<String> it = mAvailableFeatures.keySet().iterator(); 14858 while (it.hasNext()) { 14859 String name = it.next(); 14860 if (!checkin) { 14861 pw.print(" "); 14862 } else { 14863 pw.print("feat,"); 14864 } 14865 pw.println(name); 14866 } 14867 } 14868 14869 if (!checkin && dumpState.isDumping(DumpState.DUMP_RESOLVERS)) { 14870 if (mActivities.dump(pw, dumpState.getTitlePrinted() ? "\nActivity Resolver Table:" 14871 : "Activity Resolver Table:", " ", packageName, 14872 dumpState.isOptionEnabled(DumpState.OPTION_SHOW_FILTERS), true)) { 14873 dumpState.setTitlePrinted(true); 14874 } 14875 if (mReceivers.dump(pw, dumpState.getTitlePrinted() ? "\nReceiver Resolver Table:" 14876 : "Receiver Resolver Table:", " ", packageName, 14877 dumpState.isOptionEnabled(DumpState.OPTION_SHOW_FILTERS), true)) { 14878 dumpState.setTitlePrinted(true); 14879 } 14880 if (mServices.dump(pw, dumpState.getTitlePrinted() ? "\nService Resolver Table:" 14881 : "Service Resolver Table:", " ", packageName, 14882 dumpState.isOptionEnabled(DumpState.OPTION_SHOW_FILTERS), true)) { 14883 dumpState.setTitlePrinted(true); 14884 } 14885 if (mProviders.dump(pw, dumpState.getTitlePrinted() ? "\nProvider Resolver Table:" 14886 : "Provider Resolver Table:", " ", packageName, 14887 dumpState.isOptionEnabled(DumpState.OPTION_SHOW_FILTERS), true)) { 14888 dumpState.setTitlePrinted(true); 14889 } 14890 } 14891 14892 if (!checkin && dumpState.isDumping(DumpState.DUMP_PREFERRED)) { 14893 for (int i=0; i<mSettings.mPreferredActivities.size(); i++) { 14894 PreferredIntentResolver pir = mSettings.mPreferredActivities.valueAt(i); 14895 int user = mSettings.mPreferredActivities.keyAt(i); 14896 if (pir.dump(pw, 14897 dumpState.getTitlePrinted() 14898 ? "\nPreferred Activities User " + user + ":" 14899 : "Preferred Activities User " + user + ":", " ", 14900 packageName, true, false)) { 14901 dumpState.setTitlePrinted(true); 14902 } 14903 } 14904 } 14905 14906 if (!checkin && dumpState.isDumping(DumpState.DUMP_PREFERRED_XML)) { 14907 pw.flush(); 14908 FileOutputStream fout = new FileOutputStream(fd); 14909 BufferedOutputStream str = new BufferedOutputStream(fout); 14910 XmlSerializer serializer = new FastXmlSerializer(); 14911 try { 14912 serializer.setOutput(str, StandardCharsets.UTF_8.name()); 14913 serializer.startDocument(null, true); 14914 serializer.setFeature( 14915 "http://xmlpull.org/v1/doc/features.html#indent-output", true); 14916 mSettings.writePreferredActivitiesLPr(serializer, 0, fullPreferred); 14917 serializer.endDocument(); 14918 serializer.flush(); 14919 } catch (IllegalArgumentException e) { 14920 pw.println("Failed writing: " + e); 14921 } catch (IllegalStateException e) { 14922 pw.println("Failed writing: " + e); 14923 } catch (IOException e) { 14924 pw.println("Failed writing: " + e); 14925 } 14926 } 14927 14928 if (!checkin 14929 && dumpState.isDumping(DumpState.DUMP_DOMAIN_PREFERRED) 14930 && packageName == null) { 14931 pw.println(); 14932 int count = mSettings.mPackages.size(); 14933 if (count == 0) { 14934 pw.println("No applications!"); 14935 pw.println(); 14936 } else { 14937 final String prefix = " "; 14938 Collection<PackageSetting> allPackageSettings = mSettings.mPackages.values(); 14939 if (allPackageSettings.size() == 0) { 14940 pw.println("No domain preferred apps!"); 14941 pw.println(); 14942 } else { 14943 pw.println("App verification status:"); 14944 pw.println(); 14945 count = 0; 14946 for (PackageSetting ps : allPackageSettings) { 14947 IntentFilterVerificationInfo ivi = ps.getIntentFilterVerificationInfo(); 14948 if (ivi == null || ivi.getPackageName() == null) continue; 14949 pw.println(prefix + "Package: " + ivi.getPackageName()); 14950 pw.println(prefix + "Domains: " + ivi.getDomainsString()); 14951 pw.println(prefix + "Status: " + ivi.getStatusString()); 14952 pw.println(); 14953 count++; 14954 } 14955 if (count == 0) { 14956 pw.println(prefix + "No app verification established."); 14957 pw.println(); 14958 } 14959 for (int userId : sUserManager.getUserIds()) { 14960 pw.println("App linkages for user " + userId + ":"); 14961 pw.println(); 14962 count = 0; 14963 for (PackageSetting ps : allPackageSettings) { 14964 final long status = ps.getDomainVerificationStatusForUser(userId); 14965 if (status >> 32 == INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_UNDEFINED) { 14966 continue; 14967 } 14968 pw.println(prefix + "Package: " + ps.name); 14969 pw.println(prefix + "Domains: " + dumpDomainString(ps.name)); 14970 String statusStr = IntentFilterVerificationInfo. 14971 getStatusStringFromValue(status); 14972 pw.println(prefix + "Status: " + statusStr); 14973 pw.println(); 14974 count++; 14975 } 14976 if (count == 0) { 14977 pw.println(prefix + "No configured app linkages."); 14978 pw.println(); 14979 } 14980 } 14981 } 14982 } 14983 } 14984 14985 if (!checkin && dumpState.isDumping(DumpState.DUMP_PERMISSIONS)) { 14986 mSettings.dumpPermissionsLPr(pw, packageName, permissionNames, dumpState); 14987 if (packageName == null && permissionNames == null) { 14988 for (int iperm=0; iperm<mAppOpPermissionPackages.size(); iperm++) { 14989 if (iperm == 0) { 14990 if (dumpState.onTitlePrinted()) 14991 pw.println(); 14992 pw.println("AppOp Permissions:"); 14993 } 14994 pw.print(" AppOp Permission "); 14995 pw.print(mAppOpPermissionPackages.keyAt(iperm)); 14996 pw.println(":"); 14997 ArraySet<String> pkgs = mAppOpPermissionPackages.valueAt(iperm); 14998 for (int ipkg=0; ipkg<pkgs.size(); ipkg++) { 14999 pw.print(" "); pw.println(pkgs.valueAt(ipkg)); 15000 } 15001 } 15002 } 15003 } 15004 15005 if (!checkin && dumpState.isDumping(DumpState.DUMP_PROVIDERS)) { 15006 boolean printedSomething = false; 15007 for (PackageParser.Provider p : mProviders.mProviders.values()) { 15008 if (packageName != null && !packageName.equals(p.info.packageName)) { 15009 continue; 15010 } 15011 if (!printedSomething) { 15012 if (dumpState.onTitlePrinted()) 15013 pw.println(); 15014 pw.println("Registered ContentProviders:"); 15015 printedSomething = true; 15016 } 15017 pw.print(" "); p.printComponentShortName(pw); pw.println(":"); 15018 pw.print(" "); pw.println(p.toString()); 15019 } 15020 printedSomething = false; 15021 for (Map.Entry<String, PackageParser.Provider> entry : 15022 mProvidersByAuthority.entrySet()) { 15023 PackageParser.Provider p = entry.getValue(); 15024 if (packageName != null && !packageName.equals(p.info.packageName)) { 15025 continue; 15026 } 15027 if (!printedSomething) { 15028 if (dumpState.onTitlePrinted()) 15029 pw.println(); 15030 pw.println("ContentProvider Authorities:"); 15031 printedSomething = true; 15032 } 15033 pw.print(" ["); pw.print(entry.getKey()); pw.println("]:"); 15034 pw.print(" "); pw.println(p.toString()); 15035 if (p.info != null && p.info.applicationInfo != null) { 15036 final String appInfo = p.info.applicationInfo.toString(); 15037 pw.print(" applicationInfo="); pw.println(appInfo); 15038 } 15039 } 15040 } 15041 15042 if (!checkin && dumpState.isDumping(DumpState.DUMP_KEYSETS)) { 15043 mSettings.mKeySetManagerService.dumpLPr(pw, packageName, dumpState); 15044 } 15045 15046 if (dumpState.isDumping(DumpState.DUMP_PACKAGES)) { 15047 mSettings.dumpPackagesLPr(pw, packageName, permissionNames, dumpState, checkin); 15048 } 15049 15050 if (dumpState.isDumping(DumpState.DUMP_SHARED_USERS)) { 15051 mSettings.dumpSharedUsersLPr(pw, packageName, permissionNames, dumpState, checkin); 15052 } 15053 15054 if (!checkin && dumpState.isDumping(DumpState.DUMP_INSTALLS) && packageName == null) { 15055 // XXX should handle packageName != null by dumping only install data that 15056 // the given package is involved with. 15057 if (dumpState.onTitlePrinted()) pw.println(); 15058 mInstallerService.dump(new IndentingPrintWriter(pw, " ", 120)); 15059 } 15060 15061 if (!checkin && dumpState.isDumping(DumpState.DUMP_MESSAGES) && packageName == null) { 15062 if (dumpState.onTitlePrinted()) pw.println(); 15063 mSettings.dumpReadMessagesLPr(pw, dumpState); 15064 15065 pw.println(); 15066 pw.println("Package warning messages:"); 15067 BufferedReader in = null; 15068 String line = null; 15069 try { 15070 in = new BufferedReader(new FileReader(getSettingsProblemFile())); 15071 while ((line = in.readLine()) != null) { 15072 if (line.contains("ignored: updated version")) continue; 15073 pw.println(line); 15074 } 15075 } catch (IOException ignored) { 15076 } finally { 15077 IoUtils.closeQuietly(in); 15078 } 15079 } 15080 15081 if (checkin && dumpState.isDumping(DumpState.DUMP_MESSAGES)) { 15082 BufferedReader in = null; 15083 String line = null; 15084 try { 15085 in = new BufferedReader(new FileReader(getSettingsProblemFile())); 15086 while ((line = in.readLine()) != null) { 15087 if (line.contains("ignored: updated version")) continue; 15088 pw.print("msg,"); 15089 pw.println(line); 15090 } 15091 } catch (IOException ignored) { 15092 } finally { 15093 IoUtils.closeQuietly(in); 15094 } 15095 } 15096 } 15097 } 15098 15099 private String dumpDomainString(String packageName) { 15100 List<IntentFilterVerificationInfo> iviList = getIntentFilterVerifications(packageName); 15101 List<IntentFilter> filters = getAllIntentFilters(packageName); 15102 15103 ArraySet<String> result = new ArraySet<>(); 15104 if (iviList.size() > 0) { 15105 for (IntentFilterVerificationInfo ivi : iviList) { 15106 for (String host : ivi.getDomains()) { 15107 result.add(host); 15108 } 15109 } 15110 } 15111 if (filters != null && filters.size() > 0) { 15112 for (IntentFilter filter : filters) { 15113 if (filter.hasCategory(Intent.CATEGORY_BROWSABLE) 15114 && (filter.hasDataScheme(IntentFilter.SCHEME_HTTP) || 15115 filter.hasDataScheme(IntentFilter.SCHEME_HTTPS))) { 15116 result.addAll(filter.getHostsList()); 15117 } 15118 } 15119 } 15120 15121 StringBuilder sb = new StringBuilder(result.size() * 16); 15122 for (String domain : result) { 15123 if (sb.length() > 0) sb.append(" "); 15124 sb.append(domain); 15125 } 15126 return sb.toString(); 15127 } 15128 15129 // ------- apps on sdcard specific code ------- 15130 static final boolean DEBUG_SD_INSTALL = false; 15131 15132 private static final String SD_ENCRYPTION_KEYSTORE_NAME = "AppsOnSD"; 15133 15134 private static final String SD_ENCRYPTION_ALGORITHM = "AES"; 15135 15136 private boolean mMediaMounted = false; 15137 15138 static String getEncryptKey() { 15139 try { 15140 String sdEncKey = SystemKeyStore.getInstance().retrieveKeyHexString( 15141 SD_ENCRYPTION_KEYSTORE_NAME); 15142 if (sdEncKey == null) { 15143 sdEncKey = SystemKeyStore.getInstance().generateNewKeyHexString(128, 15144 SD_ENCRYPTION_ALGORITHM, SD_ENCRYPTION_KEYSTORE_NAME); 15145 if (sdEncKey == null) { 15146 Slog.e(TAG, "Failed to create encryption keys"); 15147 return null; 15148 } 15149 } 15150 return sdEncKey; 15151 } catch (NoSuchAlgorithmException nsae) { 15152 Slog.e(TAG, "Failed to create encryption keys with exception: " + nsae); 15153 return null; 15154 } catch (IOException ioe) { 15155 Slog.e(TAG, "Failed to retrieve encryption keys with exception: " + ioe); 15156 return null; 15157 } 15158 } 15159 15160 /* 15161 * Update media status on PackageManager. 15162 */ 15163 @Override 15164 public void updateExternalMediaStatus(final boolean mediaStatus, final boolean reportStatus) { 15165 int callingUid = Binder.getCallingUid(); 15166 if (callingUid != 0 && callingUid != Process.SYSTEM_UID) { 15167 throw new SecurityException("Media status can only be updated by the system"); 15168 } 15169 // reader; this apparently protects mMediaMounted, but should probably 15170 // be a different lock in that case. 15171 synchronized (mPackages) { 15172 Log.i(TAG, "Updating external media status from " 15173 + (mMediaMounted ? "mounted" : "unmounted") + " to " 15174 + (mediaStatus ? "mounted" : "unmounted")); 15175 if (DEBUG_SD_INSTALL) 15176 Log.i(TAG, "updateExternalMediaStatus:: mediaStatus=" + mediaStatus 15177 + ", mMediaMounted=" + mMediaMounted); 15178 if (mediaStatus == mMediaMounted) { 15179 final Message msg = mHandler.obtainMessage(UPDATED_MEDIA_STATUS, reportStatus ? 1 15180 : 0, -1); 15181 mHandler.sendMessage(msg); 15182 return; 15183 } 15184 mMediaMounted = mediaStatus; 15185 } 15186 // Queue up an async operation since the package installation may take a 15187 // little while. 15188 mHandler.post(new Runnable() { 15189 public void run() { 15190 updateExternalMediaStatusInner(mediaStatus, reportStatus, true); 15191 } 15192 }); 15193 } 15194 15195 /** 15196 * Called by MountService when the initial ASECs to scan are available. 15197 * Should block until all the ASEC containers are finished being scanned. 15198 */ 15199 public void scanAvailableAsecs() { 15200 updateExternalMediaStatusInner(true, false, false); 15201 if (mShouldRestoreconData) { 15202 SELinuxMMAC.setRestoreconDone(); 15203 mShouldRestoreconData = false; 15204 } 15205 } 15206 15207 /* 15208 * Collect information of applications on external media, map them against 15209 * existing containers and update information based on current mount status. 15210 * Please note that we always have to report status if reportStatus has been 15211 * set to true especially when unloading packages. 15212 */ 15213 private void updateExternalMediaStatusInner(boolean isMounted, boolean reportStatus, 15214 boolean externalStorage) { 15215 ArrayMap<AsecInstallArgs, String> processCids = new ArrayMap<>(); 15216 int[] uidArr = EmptyArray.INT; 15217 15218 final String[] list = PackageHelper.getSecureContainerList(); 15219 if (ArrayUtils.isEmpty(list)) { 15220 Log.i(TAG, "No secure containers found"); 15221 } else { 15222 // Process list of secure containers and categorize them 15223 // as active or stale based on their package internal state. 15224 15225 // reader 15226 synchronized (mPackages) { 15227 for (String cid : list) { 15228 // Leave stages untouched for now; installer service owns them 15229 if (PackageInstallerService.isStageName(cid)) continue; 15230 15231 if (DEBUG_SD_INSTALL) 15232 Log.i(TAG, "Processing container " + cid); 15233 String pkgName = getAsecPackageName(cid); 15234 if (pkgName == null) { 15235 Slog.i(TAG, "Found stale container " + cid + " with no package name"); 15236 continue; 15237 } 15238 if (DEBUG_SD_INSTALL) 15239 Log.i(TAG, "Looking for pkg : " + pkgName); 15240 15241 final PackageSetting ps = mSettings.mPackages.get(pkgName); 15242 if (ps == null) { 15243 Slog.i(TAG, "Found stale container " + cid + " with no matching settings"); 15244 continue; 15245 } 15246 15247 /* 15248 * Skip packages that are not external if we're unmounting 15249 * external storage. 15250 */ 15251 if (externalStorage && !isMounted && !isExternal(ps)) { 15252 continue; 15253 } 15254 15255 final AsecInstallArgs args = new AsecInstallArgs(cid, 15256 getAppDexInstructionSets(ps), ps.isForwardLocked()); 15257 // The package status is changed only if the code path 15258 // matches between settings and the container id. 15259 if (ps.codePathString != null 15260 && ps.codePathString.startsWith(args.getCodePath())) { 15261 if (DEBUG_SD_INSTALL) { 15262 Log.i(TAG, "Container : " + cid + " corresponds to pkg : " + pkgName 15263 + " at code path: " + ps.codePathString); 15264 } 15265 15266 // We do have a valid package installed on sdcard 15267 processCids.put(args, ps.codePathString); 15268 final int uid = ps.appId; 15269 if (uid != -1) { 15270 uidArr = ArrayUtils.appendInt(uidArr, uid); 15271 } 15272 } else { 15273 Slog.i(TAG, "Found stale container " + cid + ": expected codePath=" 15274 + ps.codePathString); 15275 } 15276 } 15277 } 15278 15279 Arrays.sort(uidArr); 15280 } 15281 15282 // Process packages with valid entries. 15283 if (isMounted) { 15284 if (DEBUG_SD_INSTALL) 15285 Log.i(TAG, "Loading packages"); 15286 loadMediaPackages(processCids, uidArr); 15287 startCleaningPackages(); 15288 mInstallerService.onSecureContainersAvailable(); 15289 } else { 15290 if (DEBUG_SD_INSTALL) 15291 Log.i(TAG, "Unloading packages"); 15292 unloadMediaPackages(processCids, uidArr, reportStatus); 15293 } 15294 } 15295 15296 private void sendResourcesChangedBroadcast(boolean mediaStatus, boolean replacing, 15297 ArrayList<ApplicationInfo> infos, IIntentReceiver finishedReceiver) { 15298 final int size = infos.size(); 15299 final String[] packageNames = new String[size]; 15300 final int[] packageUids = new int[size]; 15301 for (int i = 0; i < size; i++) { 15302 final ApplicationInfo info = infos.get(i); 15303 packageNames[i] = info.packageName; 15304 packageUids[i] = info.uid; 15305 } 15306 sendResourcesChangedBroadcast(mediaStatus, replacing, packageNames, packageUids, 15307 finishedReceiver); 15308 } 15309 15310 private void sendResourcesChangedBroadcast(boolean mediaStatus, boolean replacing, 15311 ArrayList<String> pkgList, int uidArr[], IIntentReceiver finishedReceiver) { 15312 sendResourcesChangedBroadcast(mediaStatus, replacing, 15313 pkgList.toArray(new String[pkgList.size()]), uidArr, finishedReceiver); 15314 } 15315 15316 private void sendResourcesChangedBroadcast(boolean mediaStatus, boolean replacing, 15317 String[] pkgList, int uidArr[], IIntentReceiver finishedReceiver) { 15318 int size = pkgList.length; 15319 if (size > 0) { 15320 // Send broadcasts here 15321 Bundle extras = new Bundle(); 15322 extras.putStringArray(Intent.EXTRA_CHANGED_PACKAGE_LIST, pkgList); 15323 if (uidArr != null) { 15324 extras.putIntArray(Intent.EXTRA_CHANGED_UID_LIST, uidArr); 15325 } 15326 if (replacing) { 15327 extras.putBoolean(Intent.EXTRA_REPLACING, replacing); 15328 } 15329 String action = mediaStatus ? Intent.ACTION_EXTERNAL_APPLICATIONS_AVAILABLE 15330 : Intent.ACTION_EXTERNAL_APPLICATIONS_UNAVAILABLE; 15331 sendPackageBroadcast(action, null, extras, null, finishedReceiver, null); 15332 } 15333 } 15334 15335 /* 15336 * Look at potentially valid container ids from processCids If package 15337 * information doesn't match the one on record or package scanning fails, 15338 * the cid is added to list of removeCids. We currently don't delete stale 15339 * containers. 15340 */ 15341 private void loadMediaPackages(ArrayMap<AsecInstallArgs, String> processCids, int[] uidArr) { 15342 ArrayList<String> pkgList = new ArrayList<String>(); 15343 Set<AsecInstallArgs> keys = processCids.keySet(); 15344 15345 for (AsecInstallArgs args : keys) { 15346 String codePath = processCids.get(args); 15347 if (DEBUG_SD_INSTALL) 15348 Log.i(TAG, "Loading container : " + args.cid); 15349 int retCode = PackageManager.INSTALL_FAILED_CONTAINER_ERROR; 15350 try { 15351 // Make sure there are no container errors first. 15352 if (args.doPreInstall(PackageManager.INSTALL_SUCCEEDED) != PackageManager.INSTALL_SUCCEEDED) { 15353 Slog.e(TAG, "Failed to mount cid : " + args.cid 15354 + " when installing from sdcard"); 15355 continue; 15356 } 15357 // Check code path here. 15358 if (codePath == null || !codePath.startsWith(args.getCodePath())) { 15359 Slog.e(TAG, "Container " + args.cid + " cachepath " + args.getCodePath() 15360 + " does not match one in settings " + codePath); 15361 continue; 15362 } 15363 // Parse package 15364 int parseFlags = mDefParseFlags; 15365 if (args.isExternalAsec()) { 15366 parseFlags |= PackageParser.PARSE_EXTERNAL_STORAGE; 15367 } 15368 if (args.isFwdLocked()) { 15369 parseFlags |= PackageParser.PARSE_FORWARD_LOCK; 15370 } 15371 15372 synchronized (mInstallLock) { 15373 PackageParser.Package pkg = null; 15374 try { 15375 pkg = scanPackageLI(new File(codePath), parseFlags, 0, 0, null); 15376 } catch (PackageManagerException e) { 15377 Slog.w(TAG, "Failed to scan " + codePath + ": " + e.getMessage()); 15378 } 15379 // Scan the package 15380 if (pkg != null) { 15381 /* 15382 * TODO why is the lock being held? doPostInstall is 15383 * called in other places without the lock. This needs 15384 * to be straightened out. 15385 */ 15386 // writer 15387 synchronized (mPackages) { 15388 retCode = PackageManager.INSTALL_SUCCEEDED; 15389 pkgList.add(pkg.packageName); 15390 // Post process args 15391 args.doPostInstall(PackageManager.INSTALL_SUCCEEDED, 15392 pkg.applicationInfo.uid); 15393 } 15394 } else { 15395 Slog.i(TAG, "Failed to install pkg from " + codePath + " from sdcard"); 15396 } 15397 } 15398 15399 } finally { 15400 if (retCode != PackageManager.INSTALL_SUCCEEDED) { 15401 Log.w(TAG, "Container " + args.cid + " is stale, retCode=" + retCode); 15402 } 15403 } 15404 } 15405 // writer 15406 synchronized (mPackages) { 15407 // If the platform SDK has changed since the last time we booted, 15408 // we need to re-grant app permission to catch any new ones that 15409 // appear. This is really a hack, and means that apps can in some 15410 // cases get permissions that the user didn't initially explicitly 15411 // allow... it would be nice to have some better way to handle 15412 // this situation. 15413 final boolean regrantPermissions = mSettings.mExternalSdkPlatform != mSdkVersion; 15414 if (regrantPermissions) 15415 Slog.i(TAG, "Platform changed from " + mSettings.mExternalSdkPlatform + " to " 15416 + mSdkVersion + "; regranting permissions for external storage"); 15417 mSettings.mExternalSdkPlatform = mSdkVersion; 15418 15419 // Make sure group IDs have been assigned, and any permission 15420 // changes in other apps are accounted for 15421 updatePermissionsLPw(null, null, UPDATE_PERMISSIONS_ALL 15422 | (regrantPermissions 15423 ? (UPDATE_PERMISSIONS_REPLACE_PKG|UPDATE_PERMISSIONS_REPLACE_ALL) 15424 : 0)); 15425 15426 mSettings.updateExternalDatabaseVersion(); 15427 15428 // can downgrade to reader 15429 // Persist settings 15430 mSettings.writeLPr(); 15431 } 15432 // Send a broadcast to let everyone know we are done processing 15433 if (pkgList.size() > 0) { 15434 sendResourcesChangedBroadcast(true, false, pkgList, uidArr, null); 15435 } 15436 } 15437 15438 /* 15439 * Utility method to unload a list of specified containers 15440 */ 15441 private void unloadAllContainers(Set<AsecInstallArgs> cidArgs) { 15442 // Just unmount all valid containers. 15443 for (AsecInstallArgs arg : cidArgs) { 15444 synchronized (mInstallLock) { 15445 arg.doPostDeleteLI(false); 15446 } 15447 } 15448 } 15449 15450 /* 15451 * Unload packages mounted on external media. This involves deleting package 15452 * data from internal structures, sending broadcasts about diabled packages, 15453 * gc'ing to free up references, unmounting all secure containers 15454 * corresponding to packages on external media, and posting a 15455 * UPDATED_MEDIA_STATUS message if status has been requested. Please note 15456 * that we always have to post this message if status has been requested no 15457 * matter what. 15458 */ 15459 private void unloadMediaPackages(ArrayMap<AsecInstallArgs, String> processCids, int uidArr[], 15460 final boolean reportStatus) { 15461 if (DEBUG_SD_INSTALL) 15462 Log.i(TAG, "unloading media packages"); 15463 ArrayList<String> pkgList = new ArrayList<String>(); 15464 ArrayList<AsecInstallArgs> failedList = new ArrayList<AsecInstallArgs>(); 15465 final Set<AsecInstallArgs> keys = processCids.keySet(); 15466 for (AsecInstallArgs args : keys) { 15467 String pkgName = args.getPackageName(); 15468 if (DEBUG_SD_INSTALL) 15469 Log.i(TAG, "Trying to unload pkg : " + pkgName); 15470 // Delete package internally 15471 PackageRemovedInfo outInfo = new PackageRemovedInfo(); 15472 synchronized (mInstallLock) { 15473 boolean res = deletePackageLI(pkgName, null, false, null, null, 15474 PackageManager.DELETE_KEEP_DATA, outInfo, false); 15475 if (res) { 15476 pkgList.add(pkgName); 15477 } else { 15478 Slog.e(TAG, "Failed to delete pkg from sdcard : " + pkgName); 15479 failedList.add(args); 15480 } 15481 } 15482 } 15483 15484 // reader 15485 synchronized (mPackages) { 15486 // We didn't update the settings after removing each package; 15487 // write them now for all packages. 15488 mSettings.writeLPr(); 15489 } 15490 15491 // We have to absolutely send UPDATED_MEDIA_STATUS only 15492 // after confirming that all the receivers processed the ordered 15493 // broadcast when packages get disabled, force a gc to clean things up. 15494 // and unload all the containers. 15495 if (pkgList.size() > 0) { 15496 sendResourcesChangedBroadcast(false, false, pkgList, uidArr, 15497 new IIntentReceiver.Stub() { 15498 public void performReceive(Intent intent, int resultCode, String data, 15499 Bundle extras, boolean ordered, boolean sticky, 15500 int sendingUser) throws RemoteException { 15501 Message msg = mHandler.obtainMessage(UPDATED_MEDIA_STATUS, 15502 reportStatus ? 1 : 0, 1, keys); 15503 mHandler.sendMessage(msg); 15504 } 15505 }); 15506 } else { 15507 Message msg = mHandler.obtainMessage(UPDATED_MEDIA_STATUS, reportStatus ? 1 : 0, -1, 15508 keys); 15509 mHandler.sendMessage(msg); 15510 } 15511 } 15512 15513 private void loadPrivatePackages(VolumeInfo vol) { 15514 final ArrayList<ApplicationInfo> loaded = new ArrayList<>(); 15515 final int parseFlags = mDefParseFlags | PackageParser.PARSE_EXTERNAL_STORAGE; 15516 synchronized (mInstallLock) { 15517 synchronized (mPackages) { 15518 final List<PackageSetting> packages = mSettings.getVolumePackagesLPr(vol.fsUuid); 15519 for (PackageSetting ps : packages) { 15520 final PackageParser.Package pkg; 15521 try { 15522 pkg = scanPackageLI(ps.codePath, parseFlags, SCAN_INITIAL, 0L, null); 15523 loaded.add(pkg.applicationInfo); 15524 } catch (PackageManagerException e) { 15525 Slog.w(TAG, "Failed to scan " + ps.codePath + ": " + e.getMessage()); 15526 } 15527 } 15528 15529 // TODO: regrant any permissions that changed based since original install 15530 15531 mSettings.writeLPr(); 15532 } 15533 } 15534 15535 if (DEBUG_INSTALL) Slog.d(TAG, "Loaded packages " + loaded); 15536 sendResourcesChangedBroadcast(true, false, loaded, null); 15537 } 15538 15539 private void unloadPrivatePackages(VolumeInfo vol) { 15540 final ArrayList<ApplicationInfo> unloaded = new ArrayList<>(); 15541 synchronized (mInstallLock) { 15542 synchronized (mPackages) { 15543 final List<PackageSetting> packages = mSettings.getVolumePackagesLPr(vol.fsUuid); 15544 for (PackageSetting ps : packages) { 15545 if (ps.pkg == null) continue; 15546 15547 final ApplicationInfo info = ps.pkg.applicationInfo; 15548 final PackageRemovedInfo outInfo = new PackageRemovedInfo(); 15549 if (deletePackageLI(ps.name, null, false, null, null, 15550 PackageManager.DELETE_KEEP_DATA, outInfo, false)) { 15551 unloaded.add(info); 15552 } else { 15553 Slog.w(TAG, "Failed to unload " + ps.codePath); 15554 } 15555 } 15556 15557 mSettings.writeLPr(); 15558 } 15559 } 15560 15561 if (DEBUG_INSTALL) Slog.d(TAG, "Unloaded packages " + unloaded); 15562 sendResourcesChangedBroadcast(false, false, unloaded, null); 15563 } 15564 15565 /** 15566 * Examine all users present on given mounted volume, and destroy data 15567 * belonging to users that are no longer valid, or whose user ID has been 15568 * recycled. 15569 */ 15570 private void reconcileUsers(String volumeUuid) { 15571 final File[] files = Environment.getDataUserDirectory(volumeUuid).listFiles(); 15572 if (ArrayUtils.isEmpty(files)) { 15573 Slog.d(TAG, "No users found on " + volumeUuid); 15574 return; 15575 } 15576 15577 for (File file : files) { 15578 if (!file.isDirectory()) continue; 15579 15580 final int userId; 15581 final UserInfo info; 15582 try { 15583 userId = Integer.parseInt(file.getName()); 15584 info = sUserManager.getUserInfo(userId); 15585 } catch (NumberFormatException e) { 15586 Slog.w(TAG, "Invalid user directory " + file); 15587 continue; 15588 } 15589 15590 boolean destroyUser = false; 15591 if (info == null) { 15592 logCriticalInfo(Log.WARN, "Destroying user directory " + file 15593 + " because no matching user was found"); 15594 destroyUser = true; 15595 } else { 15596 try { 15597 UserManagerService.enforceSerialNumber(file, info.serialNumber); 15598 } catch (IOException e) { 15599 logCriticalInfo(Log.WARN, "Destroying user directory " + file 15600 + " because we failed to enforce serial number: " + e); 15601 destroyUser = true; 15602 } 15603 } 15604 15605 if (destroyUser) { 15606 synchronized (mInstallLock) { 15607 mInstaller.removeUserDataDirs(volumeUuid, userId); 15608 } 15609 } 15610 } 15611 15612 final UserManager um = mContext.getSystemService(UserManager.class); 15613 for (UserInfo user : um.getUsers()) { 15614 final File userDir = Environment.getDataUserDirectory(volumeUuid, user.id); 15615 if (userDir.exists()) continue; 15616 15617 try { 15618 UserManagerService.prepareUserDirectory(mContext, volumeUuid, user.id); 15619 UserManagerService.enforceSerialNumber(userDir, user.serialNumber); 15620 } catch (IOException e) { 15621 Log.wtf(TAG, "Failed to create user directory on " + volumeUuid, e); 15622 } 15623 } 15624 } 15625 15626 /** 15627 * Examine all apps present on given mounted volume, and destroy apps that 15628 * aren't expected, either due to uninstallation or reinstallation on 15629 * another volume. 15630 */ 15631 private void reconcileApps(String volumeUuid) { 15632 final File[] files = Environment.getDataAppDirectory(volumeUuid).listFiles(); 15633 if (ArrayUtils.isEmpty(files)) { 15634 Slog.d(TAG, "No apps found on " + volumeUuid); 15635 return; 15636 } 15637 15638 for (File file : files) { 15639 final boolean isPackage = (isApkFile(file) || file.isDirectory()) 15640 && !PackageInstallerService.isStageName(file.getName()); 15641 if (!isPackage) { 15642 // Ignore entries which are not packages 15643 continue; 15644 } 15645 15646 boolean destroyApp = false; 15647 String packageName = null; 15648 try { 15649 final PackageLite pkg = PackageParser.parsePackageLite(file, 15650 PackageParser.PARSE_MUST_BE_APK); 15651 packageName = pkg.packageName; 15652 15653 synchronized (mPackages) { 15654 final PackageSetting ps = mSettings.mPackages.get(packageName); 15655 if (ps == null) { 15656 logCriticalInfo(Log.WARN, "Destroying " + packageName + " on + " 15657 + volumeUuid + " because we found no install record"); 15658 destroyApp = true; 15659 } else if (!TextUtils.equals(volumeUuid, ps.volumeUuid)) { 15660 logCriticalInfo(Log.WARN, "Destroying " + packageName + " on " 15661 + volumeUuid + " because we expected it on " + ps.volumeUuid); 15662 destroyApp = true; 15663 } 15664 } 15665 15666 } catch (PackageParserException e) { 15667 logCriticalInfo(Log.WARN, "Destroying " + file + " due to parse failure: " + e); 15668 destroyApp = true; 15669 } 15670 15671 if (destroyApp) { 15672 synchronized (mInstallLock) { 15673 if (packageName != null) { 15674 removeDataDirsLI(volumeUuid, packageName); 15675 } 15676 if (file.isDirectory()) { 15677 mInstaller.rmPackageDir(file.getAbsolutePath()); 15678 } else { 15679 file.delete(); 15680 } 15681 } 15682 } 15683 } 15684 } 15685 15686 private void unfreezePackage(String packageName) { 15687 synchronized (mPackages) { 15688 final PackageSetting ps = mSettings.mPackages.get(packageName); 15689 if (ps != null) { 15690 ps.frozen = false; 15691 } 15692 } 15693 } 15694 15695 @Override 15696 public int movePackage(final String packageName, final String volumeUuid) { 15697 mContext.enforceCallingOrSelfPermission(android.Manifest.permission.MOVE_PACKAGE, null); 15698 15699 final int moveId = mNextMoveId.getAndIncrement(); 15700 try { 15701 movePackageInternal(packageName, volumeUuid, moveId); 15702 } catch (PackageManagerException e) { 15703 Slog.w(TAG, "Failed to move " + packageName, e); 15704 mMoveCallbacks.notifyStatusChanged(moveId, 15705 PackageManager.MOVE_FAILED_INTERNAL_ERROR); 15706 } 15707 return moveId; 15708 } 15709 15710 private void movePackageInternal(final String packageName, final String volumeUuid, 15711 final int moveId) throws PackageManagerException { 15712 final UserHandle user = new UserHandle(UserHandle.getCallingUserId()); 15713 final StorageManager storage = mContext.getSystemService(StorageManager.class); 15714 final PackageManager pm = mContext.getPackageManager(); 15715 15716 final boolean currentAsec; 15717 final String currentVolumeUuid; 15718 final File codeFile; 15719 final String installerPackageName; 15720 final String packageAbiOverride; 15721 final int appId; 15722 final String seinfo; 15723 final String label; 15724 15725 // reader 15726 synchronized (mPackages) { 15727 final PackageParser.Package pkg = mPackages.get(packageName); 15728 final PackageSetting ps = mSettings.mPackages.get(packageName); 15729 if (pkg == null || ps == null) { 15730 throw new PackageManagerException(MOVE_FAILED_DOESNT_EXIST, "Missing package"); 15731 } 15732 15733 if (pkg.applicationInfo.isSystemApp()) { 15734 throw new PackageManagerException(MOVE_FAILED_SYSTEM_PACKAGE, 15735 "Cannot move system application"); 15736 } 15737 15738 if (Objects.equals(ps.volumeUuid, volumeUuid)) { 15739 throw new PackageManagerException(MOVE_FAILED_INTERNAL_ERROR, 15740 "Package already moved to " + volumeUuid); 15741 } 15742 15743 final File probe = new File(pkg.codePath); 15744 final File probeOat = new File(probe, "oat"); 15745 if (!probe.isDirectory() || !probeOat.isDirectory()) { 15746 throw new PackageManagerException(MOVE_FAILED_INTERNAL_ERROR, 15747 "Move only supported for modern cluster style installs"); 15748 } 15749 15750 if (ps.frozen) { 15751 throw new PackageManagerException(MOVE_FAILED_OPERATION_PENDING, 15752 "Failed to move already frozen package"); 15753 } 15754 ps.frozen = true; 15755 15756 currentAsec = pkg.applicationInfo.isForwardLocked() 15757 || pkg.applicationInfo.isExternalAsec(); 15758 currentVolumeUuid = ps.volumeUuid; 15759 codeFile = new File(pkg.codePath); 15760 installerPackageName = ps.installerPackageName; 15761 packageAbiOverride = ps.cpuAbiOverrideString; 15762 appId = UserHandle.getAppId(pkg.applicationInfo.uid); 15763 seinfo = pkg.applicationInfo.seinfo; 15764 label = String.valueOf(pm.getApplicationLabel(pkg.applicationInfo)); 15765 } 15766 15767 // Now that we're guarded by frozen state, kill app during move 15768 killApplication(packageName, appId, "move pkg"); 15769 15770 final Bundle extras = new Bundle(); 15771 extras.putString(Intent.EXTRA_PACKAGE_NAME, packageName); 15772 extras.putString(Intent.EXTRA_TITLE, label); 15773 mMoveCallbacks.notifyCreated(moveId, extras); 15774 15775 int installFlags; 15776 final boolean moveCompleteApp; 15777 final File measurePath; 15778 15779 if (Objects.equals(StorageManager.UUID_PRIVATE_INTERNAL, volumeUuid)) { 15780 installFlags = INSTALL_INTERNAL; 15781 moveCompleteApp = !currentAsec; 15782 measurePath = Environment.getDataAppDirectory(volumeUuid); 15783 } else if (Objects.equals(StorageManager.UUID_PRIMARY_PHYSICAL, volumeUuid)) { 15784 installFlags = INSTALL_EXTERNAL; 15785 moveCompleteApp = false; 15786 measurePath = storage.getPrimaryPhysicalVolume().getPath(); 15787 } else { 15788 final VolumeInfo volume = storage.findVolumeByUuid(volumeUuid); 15789 if (volume == null || volume.getType() != VolumeInfo.TYPE_PRIVATE 15790 || !volume.isMountedWritable()) { 15791 unfreezePackage(packageName); 15792 throw new PackageManagerException(MOVE_FAILED_INTERNAL_ERROR, 15793 "Move location not mounted private volume"); 15794 } 15795 15796 Preconditions.checkState(!currentAsec); 15797 15798 installFlags = INSTALL_INTERNAL; 15799 moveCompleteApp = true; 15800 measurePath = Environment.getDataAppDirectory(volumeUuid); 15801 } 15802 15803 final PackageStats stats = new PackageStats(null, -1); 15804 synchronized (mInstaller) { 15805 if (!getPackageSizeInfoLI(packageName, -1, stats)) { 15806 unfreezePackage(packageName); 15807 throw new PackageManagerException(MOVE_FAILED_INTERNAL_ERROR, 15808 "Failed to measure package size"); 15809 } 15810 } 15811 15812 if (DEBUG_INSTALL) Slog.d(TAG, "Measured code size " + stats.codeSize + ", data size " 15813 + stats.dataSize); 15814 15815 final long startFreeBytes = measurePath.getFreeSpace(); 15816 final long sizeBytes; 15817 if (moveCompleteApp) { 15818 sizeBytes = stats.codeSize + stats.dataSize; 15819 } else { 15820 sizeBytes = stats.codeSize; 15821 } 15822 15823 if (sizeBytes > storage.getStorageBytesUntilLow(measurePath)) { 15824 unfreezePackage(packageName); 15825 throw new PackageManagerException(MOVE_FAILED_INTERNAL_ERROR, 15826 "Not enough free space to move"); 15827 } 15828 15829 mMoveCallbacks.notifyStatusChanged(moveId, 10); 15830 15831 final CountDownLatch installedLatch = new CountDownLatch(1); 15832 final IPackageInstallObserver2 installObserver = new IPackageInstallObserver2.Stub() { 15833 @Override 15834 public void onUserActionRequired(Intent intent) throws RemoteException { 15835 throw new IllegalStateException(); 15836 } 15837 15838 @Override 15839 public void onPackageInstalled(String basePackageName, int returnCode, String msg, 15840 Bundle extras) throws RemoteException { 15841 if (DEBUG_INSTALL) Slog.d(TAG, "Install result for move: " 15842 + PackageManager.installStatusToString(returnCode, msg)); 15843 15844 installedLatch.countDown(); 15845 15846 // Regardless of success or failure of the move operation, 15847 // always unfreeze the package 15848 unfreezePackage(packageName); 15849 15850 final int status = PackageManager.installStatusToPublicStatus(returnCode); 15851 switch (status) { 15852 case PackageInstaller.STATUS_SUCCESS: 15853 mMoveCallbacks.notifyStatusChanged(moveId, 15854 PackageManager.MOVE_SUCCEEDED); 15855 break; 15856 case PackageInstaller.STATUS_FAILURE_STORAGE: 15857 mMoveCallbacks.notifyStatusChanged(moveId, 15858 PackageManager.MOVE_FAILED_INSUFFICIENT_STORAGE); 15859 break; 15860 default: 15861 mMoveCallbacks.notifyStatusChanged(moveId, 15862 PackageManager.MOVE_FAILED_INTERNAL_ERROR); 15863 break; 15864 } 15865 } 15866 }; 15867 15868 final MoveInfo move; 15869 if (moveCompleteApp) { 15870 // Kick off a thread to report progress estimates 15871 new Thread() { 15872 @Override 15873 public void run() { 15874 while (true) { 15875 try { 15876 if (installedLatch.await(1, TimeUnit.SECONDS)) { 15877 break; 15878 } 15879 } catch (InterruptedException ignored) { 15880 } 15881 15882 final long deltaFreeBytes = startFreeBytes - measurePath.getFreeSpace(); 15883 final int progress = 10 + (int) MathUtils.constrain( 15884 ((deltaFreeBytes * 80) / sizeBytes), 0, 80); 15885 mMoveCallbacks.notifyStatusChanged(moveId, progress); 15886 } 15887 } 15888 }.start(); 15889 15890 final String dataAppName = codeFile.getName(); 15891 move = new MoveInfo(moveId, currentVolumeUuid, volumeUuid, packageName, 15892 dataAppName, appId, seinfo); 15893 } else { 15894 move = null; 15895 } 15896 15897 installFlags |= PackageManager.INSTALL_REPLACE_EXISTING; 15898 15899 final Message msg = mHandler.obtainMessage(INIT_COPY); 15900 final OriginInfo origin = OriginInfo.fromExistingFile(codeFile); 15901 msg.obj = new InstallParams(origin, move, installObserver, installFlags, 15902 installerPackageName, volumeUuid, null, user, packageAbiOverride, null); 15903 mHandler.sendMessage(msg); 15904 } 15905 15906 @Override 15907 public int movePrimaryStorage(String volumeUuid) throws RemoteException { 15908 mContext.enforceCallingOrSelfPermission(android.Manifest.permission.MOVE_PACKAGE, null); 15909 15910 final int realMoveId = mNextMoveId.getAndIncrement(); 15911 final Bundle extras = new Bundle(); 15912 extras.putString(VolumeRecord.EXTRA_FS_UUID, volumeUuid); 15913 mMoveCallbacks.notifyCreated(realMoveId, extras); 15914 15915 final IPackageMoveObserver callback = new IPackageMoveObserver.Stub() { 15916 @Override 15917 public void onCreated(int moveId, Bundle extras) { 15918 // Ignored 15919 } 15920 15921 @Override 15922 public void onStatusChanged(int moveId, int status, long estMillis) { 15923 mMoveCallbacks.notifyStatusChanged(realMoveId, status, estMillis); 15924 } 15925 }; 15926 15927 final StorageManager storage = mContext.getSystemService(StorageManager.class); 15928 storage.setPrimaryStorageUuid(volumeUuid, callback); 15929 return realMoveId; 15930 } 15931 15932 @Override 15933 public int getMoveStatus(int moveId) { 15934 mContext.enforceCallingOrSelfPermission( 15935 android.Manifest.permission.MOUNT_UNMOUNT_FILESYSTEMS, null); 15936 return mMoveCallbacks.mLastStatus.get(moveId); 15937 } 15938 15939 @Override 15940 public void registerMoveCallback(IPackageMoveObserver callback) { 15941 mContext.enforceCallingOrSelfPermission( 15942 android.Manifest.permission.MOUNT_UNMOUNT_FILESYSTEMS, null); 15943 mMoveCallbacks.register(callback); 15944 } 15945 15946 @Override 15947 public void unregisterMoveCallback(IPackageMoveObserver callback) { 15948 mContext.enforceCallingOrSelfPermission( 15949 android.Manifest.permission.MOUNT_UNMOUNT_FILESYSTEMS, null); 15950 mMoveCallbacks.unregister(callback); 15951 } 15952 15953 @Override 15954 public boolean setInstallLocation(int loc) { 15955 mContext.enforceCallingOrSelfPermission(android.Manifest.permission.WRITE_SECURE_SETTINGS, 15956 null); 15957 if (getInstallLocation() == loc) { 15958 return true; 15959 } 15960 if (loc == PackageHelper.APP_INSTALL_AUTO || loc == PackageHelper.APP_INSTALL_INTERNAL 15961 || loc == PackageHelper.APP_INSTALL_EXTERNAL) { 15962 android.provider.Settings.Global.putInt(mContext.getContentResolver(), 15963 android.provider.Settings.Global.DEFAULT_INSTALL_LOCATION, loc); 15964 return true; 15965 } 15966 return false; 15967 } 15968 15969 @Override 15970 public int getInstallLocation() { 15971 return android.provider.Settings.Global.getInt(mContext.getContentResolver(), 15972 android.provider.Settings.Global.DEFAULT_INSTALL_LOCATION, 15973 PackageHelper.APP_INSTALL_AUTO); 15974 } 15975 15976 /** Called by UserManagerService */ 15977 void cleanUpUserLILPw(UserManagerService userManager, int userHandle) { 15978 mDirtyUsers.remove(userHandle); 15979 mSettings.removeUserLPw(userHandle); 15980 mPendingBroadcasts.remove(userHandle); 15981 if (mInstaller != null) { 15982 // Technically, we shouldn't be doing this with the package lock 15983 // held. However, this is very rare, and there is already so much 15984 // other disk I/O going on, that we'll let it slide for now. 15985 final StorageManager storage = mContext.getSystemService(StorageManager.class); 15986 for (VolumeInfo vol : storage.getWritablePrivateVolumes()) { 15987 final String volumeUuid = vol.getFsUuid(); 15988 if (DEBUG_INSTALL) Slog.d(TAG, "Removing user data on volume " + volumeUuid); 15989 mInstaller.removeUserDataDirs(volumeUuid, userHandle); 15990 } 15991 } 15992 mUserNeedsBadging.delete(userHandle); 15993 removeUnusedPackagesLILPw(userManager, userHandle); 15994 } 15995 15996 /** 15997 * We're removing userHandle and would like to remove any downloaded packages 15998 * that are no longer in use by any other user. 15999 * @param userHandle the user being removed 16000 */ 16001 private void removeUnusedPackagesLILPw(UserManagerService userManager, final int userHandle) { 16002 final boolean DEBUG_CLEAN_APKS = false; 16003 int [] users = userManager.getUserIdsLPr(); 16004 Iterator<PackageSetting> psit = mSettings.mPackages.values().iterator(); 16005 while (psit.hasNext()) { 16006 PackageSetting ps = psit.next(); 16007 if (ps.pkg == null) { 16008 continue; 16009 } 16010 final String packageName = ps.pkg.packageName; 16011 // Skip over if system app 16012 if ((ps.pkgFlags & ApplicationInfo.FLAG_SYSTEM) != 0) { 16013 continue; 16014 } 16015 if (DEBUG_CLEAN_APKS) { 16016 Slog.i(TAG, "Checking package " + packageName); 16017 } 16018 boolean keep = false; 16019 for (int i = 0; i < users.length; i++) { 16020 if (users[i] != userHandle && ps.getInstalled(users[i])) { 16021 keep = true; 16022 if (DEBUG_CLEAN_APKS) { 16023 Slog.i(TAG, " Keeping package " + packageName + " for user " 16024 + users[i]); 16025 } 16026 break; 16027 } 16028 } 16029 if (!keep) { 16030 if (DEBUG_CLEAN_APKS) { 16031 Slog.i(TAG, " Removing package " + packageName); 16032 } 16033 mHandler.post(new Runnable() { 16034 public void run() { 16035 deletePackageX(packageName, userHandle, 0); 16036 } //end run 16037 }); 16038 } 16039 } 16040 } 16041 16042 /** Called by UserManagerService */ 16043 void createNewUserLILPw(int userHandle) { 16044 if (mInstaller != null) { 16045 mInstaller.createUserConfig(userHandle); 16046 mSettings.createNewUserLILPw(this, mInstaller, userHandle); 16047 applyFactoryDefaultBrowserLPw(userHandle); 16048 primeDomainVerificationsLPw(userHandle); 16049 } 16050 } 16051 16052 void newUserCreated(final int userHandle) { 16053 mDefaultPermissionPolicy.grantDefaultPermissions(userHandle); 16054 } 16055 16056 @Override 16057 public VerifierDeviceIdentity getVerifierDeviceIdentity() throws RemoteException { 16058 mContext.enforceCallingOrSelfPermission( 16059 android.Manifest.permission.PACKAGE_VERIFICATION_AGENT, 16060 "Only package verification agents can read the verifier device identity"); 16061 16062 synchronized (mPackages) { 16063 return mSettings.getVerifierDeviceIdentityLPw(); 16064 } 16065 } 16066 16067 @Override 16068 public void setPermissionEnforced(String permission, boolean enforced) { 16069 // TODO: Now that we no longer change GID for storage, this should to away. 16070 mContext.enforceCallingOrSelfPermission(Manifest.permission.GRANT_RUNTIME_PERMISSIONS, 16071 "setPermissionEnforced"); 16072 if (READ_EXTERNAL_STORAGE.equals(permission)) { 16073 synchronized (mPackages) { 16074 if (mSettings.mReadExternalStorageEnforced == null 16075 || mSettings.mReadExternalStorageEnforced != enforced) { 16076 mSettings.mReadExternalStorageEnforced = enforced; 16077 mSettings.writeLPr(); 16078 } 16079 } 16080 // kill any non-foreground processes so we restart them and 16081 // grant/revoke the GID. 16082 final IActivityManager am = ActivityManagerNative.getDefault(); 16083 if (am != null) { 16084 final long token = Binder.clearCallingIdentity(); 16085 try { 16086 am.killProcessesBelowForeground("setPermissionEnforcement"); 16087 } catch (RemoteException e) { 16088 } finally { 16089 Binder.restoreCallingIdentity(token); 16090 } 16091 } 16092 } else { 16093 throw new IllegalArgumentException("No selective enforcement for " + permission); 16094 } 16095 } 16096 16097 @Override 16098 @Deprecated 16099 public boolean isPermissionEnforced(String permission) { 16100 return true; 16101 } 16102 16103 @Override 16104 public boolean isStorageLow() { 16105 final long token = Binder.clearCallingIdentity(); 16106 try { 16107 final DeviceStorageMonitorInternal 16108 dsm = LocalServices.getService(DeviceStorageMonitorInternal.class); 16109 if (dsm != null) { 16110 return dsm.isMemoryLow(); 16111 } else { 16112 return false; 16113 } 16114 } finally { 16115 Binder.restoreCallingIdentity(token); 16116 } 16117 } 16118 16119 @Override 16120 public IPackageInstaller getPackageInstaller() { 16121 return mInstallerService; 16122 } 16123 16124 private boolean userNeedsBadging(int userId) { 16125 int index = mUserNeedsBadging.indexOfKey(userId); 16126 if (index < 0) { 16127 final UserInfo userInfo; 16128 final long token = Binder.clearCallingIdentity(); 16129 try { 16130 userInfo = sUserManager.getUserInfo(userId); 16131 } finally { 16132 Binder.restoreCallingIdentity(token); 16133 } 16134 final boolean b; 16135 if (userInfo != null && userInfo.isManagedProfile()) { 16136 b = true; 16137 } else { 16138 b = false; 16139 } 16140 mUserNeedsBadging.put(userId, b); 16141 return b; 16142 } 16143 return mUserNeedsBadging.valueAt(index); 16144 } 16145 16146 @Override 16147 public KeySet getKeySetByAlias(String packageName, String alias) { 16148 if (packageName == null || alias == null) { 16149 return null; 16150 } 16151 synchronized(mPackages) { 16152 final PackageParser.Package pkg = mPackages.get(packageName); 16153 if (pkg == null) { 16154 Slog.w(TAG, "KeySet requested for unknown package:" + packageName); 16155 throw new IllegalArgumentException("Unknown package: " + packageName); 16156 } 16157 KeySetManagerService ksms = mSettings.mKeySetManagerService; 16158 return new KeySet(ksms.getKeySetByAliasAndPackageNameLPr(packageName, alias)); 16159 } 16160 } 16161 16162 @Override 16163 public KeySet getSigningKeySet(String packageName) { 16164 if (packageName == null) { 16165 return null; 16166 } 16167 synchronized(mPackages) { 16168 final PackageParser.Package pkg = mPackages.get(packageName); 16169 if (pkg == null) { 16170 Slog.w(TAG, "KeySet requested for unknown package:" + packageName); 16171 throw new IllegalArgumentException("Unknown package: " + packageName); 16172 } 16173 if (pkg.applicationInfo.uid != Binder.getCallingUid() 16174 && Process.SYSTEM_UID != Binder.getCallingUid()) { 16175 throw new SecurityException("May not access signing KeySet of other apps."); 16176 } 16177 KeySetManagerService ksms = mSettings.mKeySetManagerService; 16178 return new KeySet(ksms.getSigningKeySetByPackageNameLPr(packageName)); 16179 } 16180 } 16181 16182 @Override 16183 public boolean isPackageSignedByKeySet(String packageName, KeySet ks) { 16184 if (packageName == null || ks == null) { 16185 return false; 16186 } 16187 synchronized(mPackages) { 16188 final PackageParser.Package pkg = mPackages.get(packageName); 16189 if (pkg == null) { 16190 Slog.w(TAG, "KeySet requested for unknown package:" + packageName); 16191 throw new IllegalArgumentException("Unknown package: " + packageName); 16192 } 16193 IBinder ksh = ks.getToken(); 16194 if (ksh instanceof KeySetHandle) { 16195 KeySetManagerService ksms = mSettings.mKeySetManagerService; 16196 return ksms.packageIsSignedByLPr(packageName, (KeySetHandle) ksh); 16197 } 16198 return false; 16199 } 16200 } 16201 16202 @Override 16203 public boolean isPackageSignedByKeySetExactly(String packageName, KeySet ks) { 16204 if (packageName == null || ks == null) { 16205 return false; 16206 } 16207 synchronized(mPackages) { 16208 final PackageParser.Package pkg = mPackages.get(packageName); 16209 if (pkg == null) { 16210 Slog.w(TAG, "KeySet requested for unknown package:" + packageName); 16211 throw new IllegalArgumentException("Unknown package: " + packageName); 16212 } 16213 IBinder ksh = ks.getToken(); 16214 if (ksh instanceof KeySetHandle) { 16215 KeySetManagerService ksms = mSettings.mKeySetManagerService; 16216 return ksms.packageIsSignedByExactlyLPr(packageName, (KeySetHandle) ksh); 16217 } 16218 return false; 16219 } 16220 } 16221 16222 public void getUsageStatsIfNoPackageUsageInfo() { 16223 if (!mPackageUsage.isHistoricalPackageUsageAvailable()) { 16224 UsageStatsManager usm = (UsageStatsManager) mContext.getSystemService(Context.USAGE_STATS_SERVICE); 16225 if (usm == null) { 16226 throw new IllegalStateException("UsageStatsManager must be initialized"); 16227 } 16228 long now = System.currentTimeMillis(); 16229 Map<String, UsageStats> stats = usm.queryAndAggregateUsageStats(now - mDexOptLRUThresholdInMills, now); 16230 for (Map.Entry<String, UsageStats> entry : stats.entrySet()) { 16231 String packageName = entry.getKey(); 16232 PackageParser.Package pkg = mPackages.get(packageName); 16233 if (pkg == null) { 16234 continue; 16235 } 16236 UsageStats usage = entry.getValue(); 16237 pkg.mLastPackageUsageTimeInMills = usage.getLastTimeUsed(); 16238 mPackageUsage.mIsHistoricalPackageUsageAvailable = true; 16239 } 16240 } 16241 } 16242 16243 /** 16244 * Check and throw if the given before/after packages would be considered a 16245 * downgrade. 16246 */ 16247 private static void checkDowngrade(PackageParser.Package before, PackageInfoLite after) 16248 throws PackageManagerException { 16249 if (after.versionCode < before.mVersionCode) { 16250 throw new PackageManagerException(INSTALL_FAILED_VERSION_DOWNGRADE, 16251 "Update version code " + after.versionCode + " is older than current " 16252 + before.mVersionCode); 16253 } else if (after.versionCode == before.mVersionCode) { 16254 if (after.baseRevisionCode < before.baseRevisionCode) { 16255 throw new PackageManagerException(INSTALL_FAILED_VERSION_DOWNGRADE, 16256 "Update base revision code " + after.baseRevisionCode 16257 + " is older than current " + before.baseRevisionCode); 16258 } 16259 16260 if (!ArrayUtils.isEmpty(after.splitNames)) { 16261 for (int i = 0; i < after.splitNames.length; i++) { 16262 final String splitName = after.splitNames[i]; 16263 final int j = ArrayUtils.indexOf(before.splitNames, splitName); 16264 if (j != -1) { 16265 if (after.splitRevisionCodes[i] < before.splitRevisionCodes[j]) { 16266 throw new PackageManagerException(INSTALL_FAILED_VERSION_DOWNGRADE, 16267 "Update split " + splitName + " revision code " 16268 + after.splitRevisionCodes[i] + " is older than current " 16269 + before.splitRevisionCodes[j]); 16270 } 16271 } 16272 } 16273 } 16274 } 16275 } 16276 16277 private static class MoveCallbacks extends Handler { 16278 private static final int MSG_CREATED = 1; 16279 private static final int MSG_STATUS_CHANGED = 2; 16280 16281 private final RemoteCallbackList<IPackageMoveObserver> 16282 mCallbacks = new RemoteCallbackList<>(); 16283 16284 private final SparseIntArray mLastStatus = new SparseIntArray(); 16285 16286 public MoveCallbacks(Looper looper) { 16287 super(looper); 16288 } 16289 16290 public void register(IPackageMoveObserver callback) { 16291 mCallbacks.register(callback); 16292 } 16293 16294 public void unregister(IPackageMoveObserver callback) { 16295 mCallbacks.unregister(callback); 16296 } 16297 16298 @Override 16299 public void handleMessage(Message msg) { 16300 final SomeArgs args = (SomeArgs) msg.obj; 16301 final int n = mCallbacks.beginBroadcast(); 16302 for (int i = 0; i < n; i++) { 16303 final IPackageMoveObserver callback = mCallbacks.getBroadcastItem(i); 16304 try { 16305 invokeCallback(callback, msg.what, args); 16306 } catch (RemoteException ignored) { 16307 } 16308 } 16309 mCallbacks.finishBroadcast(); 16310 args.recycle(); 16311 } 16312 16313 private void invokeCallback(IPackageMoveObserver callback, int what, SomeArgs args) 16314 throws RemoteException { 16315 switch (what) { 16316 case MSG_CREATED: { 16317 callback.onCreated(args.argi1, (Bundle) args.arg2); 16318 break; 16319 } 16320 case MSG_STATUS_CHANGED: { 16321 callback.onStatusChanged(args.argi1, args.argi2, (long) args.arg3); 16322 break; 16323 } 16324 } 16325 } 16326 16327 private void notifyCreated(int moveId, Bundle extras) { 16328 Slog.v(TAG, "Move " + moveId + " created " + extras.toString()); 16329 16330 final SomeArgs args = SomeArgs.obtain(); 16331 args.argi1 = moveId; 16332 args.arg2 = extras; 16333 obtainMessage(MSG_CREATED, args).sendToTarget(); 16334 } 16335 16336 private void notifyStatusChanged(int moveId, int status) { 16337 notifyStatusChanged(moveId, status, -1); 16338 } 16339 16340 private void notifyStatusChanged(int moveId, int status, long estMillis) { 16341 Slog.v(TAG, "Move " + moveId + " status " + status); 16342 16343 final SomeArgs args = SomeArgs.obtain(); 16344 args.argi1 = moveId; 16345 args.argi2 = status; 16346 args.arg3 = estMillis; 16347 obtainMessage(MSG_STATUS_CHANGED, args).sendToTarget(); 16348 16349 synchronized (mLastStatus) { 16350 mLastStatus.put(moveId, status); 16351 } 16352 } 16353 } 16354 16355 private final class OnPermissionChangeListeners extends Handler { 16356 private static final int MSG_ON_PERMISSIONS_CHANGED = 1; 16357 16358 private final RemoteCallbackList<IOnPermissionsChangeListener> mPermissionListeners = 16359 new RemoteCallbackList<>(); 16360 16361 public OnPermissionChangeListeners(Looper looper) { 16362 super(looper); 16363 } 16364 16365 @Override 16366 public void handleMessage(Message msg) { 16367 switch (msg.what) { 16368 case MSG_ON_PERMISSIONS_CHANGED: { 16369 final int uid = msg.arg1; 16370 handleOnPermissionsChanged(uid); 16371 } break; 16372 } 16373 } 16374 16375 public void addListenerLocked(IOnPermissionsChangeListener listener) { 16376 mPermissionListeners.register(listener); 16377 16378 } 16379 16380 public void removeListenerLocked(IOnPermissionsChangeListener listener) { 16381 mPermissionListeners.unregister(listener); 16382 } 16383 16384 public void onPermissionsChanged(int uid) { 16385 if (mPermissionListeners.getRegisteredCallbackCount() > 0) { 16386 obtainMessage(MSG_ON_PERMISSIONS_CHANGED, uid, 0).sendToTarget(); 16387 } 16388 } 16389 16390 private void handleOnPermissionsChanged(int uid) { 16391 final int count = mPermissionListeners.beginBroadcast(); 16392 try { 16393 for (int i = 0; i < count; i++) { 16394 IOnPermissionsChangeListener callback = mPermissionListeners 16395 .getBroadcastItem(i); 16396 try { 16397 callback.onPermissionsChanged(uid); 16398 } catch (RemoteException e) { 16399 Log.e(TAG, "Permission listener is dead", e); 16400 } 16401 } 16402 } finally { 16403 mPermissionListeners.finishBroadcast(); 16404 } 16405 } 16406 } 16407 16408 private class PackageManagerInternalImpl extends PackageManagerInternal { 16409 @Override 16410 public void setLocationPackagesProvider(PackagesProvider provider) { 16411 synchronized (mPackages) { 16412 mDefaultPermissionPolicy.setLocationPackagesProviderLPw(provider); 16413 } 16414 } 16415 16416 @Override 16417 public void setImePackagesProvider(PackagesProvider provider) { 16418 synchronized (mPackages) { 16419 mDefaultPermissionPolicy.setImePackagesProviderLPr(provider); 16420 } 16421 } 16422 16423 @Override 16424 public void setVoiceInteractionPackagesProvider(PackagesProvider provider) { 16425 synchronized (mPackages) { 16426 mDefaultPermissionPolicy.setVoiceInteractionPackagesProviderLPw(provider); 16427 } 16428 } 16429 16430 @Override 16431 public void setSmsAppPackagesProvider(PackagesProvider provider) { 16432 synchronized (mPackages) { 16433 mDefaultPermissionPolicy.setSmsAppPackagesProviderLPw(provider); 16434 } 16435 } 16436 16437 @Override 16438 public void setDialerAppPackagesProvider(PackagesProvider provider) { 16439 synchronized (mPackages) { 16440 mDefaultPermissionPolicy.setDialerAppPackagesProviderLPw(provider); 16441 } 16442 } 16443 16444 @Override 16445 public void setSyncAdapterPackagesprovider(SyncAdapterPackagesProvider provider) { 16446 synchronized (mPackages) { 16447 mDefaultPermissionPolicy.setSyncAdapterPackagesProviderLPw(provider); 16448 } 16449 } 16450 16451 @Override 16452 public void grantDefaultPermissionsToDefaultSmsApp(String packageName, int userId) { 16453 synchronized (mPackages) { 16454 mDefaultPermissionPolicy.grantDefaultPermissionsToDefaultSmsAppLPr( 16455 packageName, userId); 16456 } 16457 } 16458 16459 @Override 16460 public void grantDefaultPermissionsToDefaultDialerApp(String packageName, int userId) { 16461 synchronized (mPackages) { 16462 mDefaultPermissionPolicy.grantDefaultPermissionsToDefaultDialerAppLPr( 16463 packageName, userId); 16464 } 16465 } 16466 } 16467 16468 @Override 16469 public void grantDefaultPermissionsToEnabledCarrierApps(String[] packageNames, int userId) { 16470 enforceSystemOrPhoneCaller("grantPermissionsToEnabledCarrierApps"); 16471 synchronized (mPackages) { 16472 final long identity = Binder.clearCallingIdentity(); 16473 try { 16474 mDefaultPermissionPolicy.grantDefaultPermissionsToEnabledCarrierAppsLPr( 16475 packageNames, userId); 16476 } finally { 16477 Binder.restoreCallingIdentity(identity); 16478 } 16479 } 16480 } 16481 16482 private static void enforceSystemOrPhoneCaller(String tag) { 16483 int callingUid = Binder.getCallingUid(); 16484 if (callingUid != Process.PHONE_UID && callingUid != Process.SYSTEM_UID) { 16485 throw new SecurityException( 16486 "Cannot call " + tag + " from UID " + callingUid); 16487 } 16488 } 16489} 16490