PackageManagerService.java revision 5dc71cb2dd99bb2a5dd8bd6a51fec280bb488c38
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.GRANT_REVOKE_PERMISSIONS; 20import static android.Manifest.permission.READ_EXTERNAL_STORAGE; 21import static android.Manifest.permission.WRITE_EXTERNAL_STORAGE; 22import static android.Manifest.permission.WRITE_MEDIA_STORAGE; 23import static android.content.pm.PackageManager.COMPONENT_ENABLED_STATE_DEFAULT; 24import static android.content.pm.PackageManager.COMPONENT_ENABLED_STATE_DISABLED; 25import static android.content.pm.PackageManager.COMPONENT_ENABLED_STATE_DISABLED_UNTIL_USED; 26import static android.content.pm.PackageManager.COMPONENT_ENABLED_STATE_DISABLED_USER; 27import static android.content.pm.PackageManager.COMPONENT_ENABLED_STATE_ENABLED; 28import static android.content.pm.PackageManager.FLAG_PERMISSION_GRANTED_BY_DEFAULT; 29import static android.content.pm.PackageManager.FLAG_PERMISSION_POLICY_FIXED; 30import static android.content.pm.PackageManager.FLAG_PERMISSION_REVOKE_ON_UPGRADE; 31import static android.content.pm.PackageManager.FLAG_PERMISSION_SYSTEM_FIXED; 32import static android.content.pm.PackageManager.FLAG_PERMISSION_USER_FIXED; 33import static android.content.pm.PackageManager.FLAG_PERMISSION_USER_SET; 34import static android.content.pm.PackageManager.INSTALL_EXTERNAL; 35import static android.content.pm.PackageManager.INSTALL_FAILED_ALREADY_EXISTS; 36import static android.content.pm.PackageManager.INSTALL_FAILED_CONFLICTING_PROVIDER; 37import static android.content.pm.PackageManager.INSTALL_FAILED_DEXOPT; 38import static android.content.pm.PackageManager.INSTALL_FAILED_DUPLICATE_PACKAGE; 39import static android.content.pm.PackageManager.INSTALL_FAILED_DUPLICATE_PERMISSION; 40import static android.content.pm.PackageManager.INSTALL_FAILED_INSUFFICIENT_STORAGE; 41import static android.content.pm.PackageManager.INSTALL_FAILED_INTERNAL_ERROR; 42import static android.content.pm.PackageManager.INSTALL_FAILED_INVALID_APK; 43import static android.content.pm.PackageManager.INSTALL_FAILED_INVALID_INSTALL_LOCATION; 44import static android.content.pm.PackageManager.INSTALL_FAILED_MISSING_SHARED_LIBRARY; 45import static android.content.pm.PackageManager.INSTALL_FAILED_PACKAGE_CHANGED; 46import static android.content.pm.PackageManager.INSTALL_FAILED_REPLACE_COULDNT_DELETE; 47import static android.content.pm.PackageManager.INSTALL_FAILED_SHARED_USER_INCOMPATIBLE; 48import static android.content.pm.PackageManager.INSTALL_FAILED_TEST_ONLY; 49import static android.content.pm.PackageManager.INSTALL_FAILED_UID_CHANGED; 50import static android.content.pm.PackageManager.INSTALL_FAILED_UPDATE_INCOMPATIBLE; 51import static android.content.pm.PackageManager.INSTALL_FAILED_USER_RESTRICTED; 52import static android.content.pm.PackageManager.INSTALL_FAILED_VERSION_DOWNGRADE; 53import static android.content.pm.PackageManager.INSTALL_FORWARD_LOCK; 54import static android.content.pm.PackageManager.INSTALL_INTERNAL; 55import static android.content.pm.PackageManager.INSTALL_PARSE_FAILED_INCONSISTENT_CERTIFICATES; 56import static android.content.pm.PackageManager.INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_ALWAYS; 57import static android.content.pm.PackageManager.INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_ASK; 58import static android.content.pm.PackageManager.INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_NEVER; 59import static android.content.pm.PackageManager.INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_UNDEFINED; 60import static android.content.pm.PackageManager.MATCH_ALL; 61import static android.content.pm.PackageManager.MOVE_FAILED_DOESNT_EXIST; 62import static android.content.pm.PackageManager.MOVE_FAILED_INTERNAL_ERROR; 63import static android.content.pm.PackageManager.MOVE_FAILED_OPERATION_PENDING; 64import static android.content.pm.PackageManager.MOVE_FAILED_SYSTEM_PACKAGE; 65import static android.content.pm.PackageManager.PERMISSION_DENIED; 66import static android.content.pm.PackageManager.PERMISSION_GRANTED; 67import static android.content.pm.PackageParser.isApkFile; 68import static android.os.Process.PACKAGE_INFO_GID; 69import static android.os.Process.SYSTEM_UID; 70import static android.system.OsConstants.O_CREAT; 71import static android.system.OsConstants.O_RDWR; 72import static com.android.internal.app.IntentForwarderActivity.FORWARD_INTENT_TO_MANAGED_PROFILE; 73import static com.android.internal.app.IntentForwarderActivity.FORWARD_INTENT_TO_USER_OWNER; 74import static com.android.internal.content.NativeLibraryHelper.LIB64_DIR_NAME; 75import static com.android.internal.content.NativeLibraryHelper.LIB_DIR_NAME; 76import static com.android.internal.util.ArrayUtils.appendInt; 77import static com.android.server.pm.InstructionSets.getAppDexInstructionSets; 78import static com.android.server.pm.InstructionSets.getDexCodeInstructionSet; 79import static com.android.server.pm.InstructionSets.getDexCodeInstructionSets; 80import static com.android.server.pm.InstructionSets.getPreferredInstructionSet; 81import static com.android.server.pm.InstructionSets.getPrimaryInstructionSet; 82import static com.android.server.pm.PermissionsState.PERMISSION_OPERATION_FAILURE; 83import static com.android.server.pm.PermissionsState.PERMISSION_OPERATION_SUCCESS; 84import static com.android.server.pm.PermissionsState.PERMISSION_OPERATION_SUCCESS_GIDS_CHANGED; 85 86import android.Manifest; 87import android.app.ActivityManager; 88import android.app.ActivityManagerNative; 89import android.app.AppGlobals; 90import android.app.IActivityManager; 91import android.app.admin.IDevicePolicyManager; 92import android.app.backup.IBackupManager; 93import android.app.usage.UsageStats; 94import android.app.usage.UsageStatsManager; 95import android.content.BroadcastReceiver; 96import android.content.ComponentName; 97import android.content.Context; 98import android.content.IIntentReceiver; 99import android.content.Intent; 100import android.content.IntentFilter; 101import android.content.IntentSender; 102import android.content.IntentSender.SendIntentException; 103import android.content.ServiceConnection; 104import android.content.pm.ActivityInfo; 105import android.content.pm.ApplicationInfo; 106import android.content.pm.FeatureInfo; 107import android.content.pm.IOnPermissionsChangeListener; 108import android.content.pm.IPackageDataObserver; 109import android.content.pm.IPackageDeleteObserver; 110import android.content.pm.IPackageDeleteObserver2; 111import android.content.pm.IPackageInstallObserver2; 112import android.content.pm.IPackageInstaller; 113import android.content.pm.IPackageManager; 114import android.content.pm.IPackageMoveObserver; 115import android.content.pm.IPackageStatsObserver; 116import android.content.pm.InstrumentationInfo; 117import android.content.pm.IntentFilterVerificationInfo; 118import android.content.pm.KeySet; 119import android.content.pm.ManifestDigest; 120import android.content.pm.PackageCleanItem; 121import android.content.pm.PackageInfo; 122import android.content.pm.PackageInfoLite; 123import android.content.pm.PackageInstaller; 124import android.content.pm.PackageManager; 125import android.content.pm.PackageManager.LegacyPackageDeleteObserver; 126import android.content.pm.PackageManagerInternal; 127import android.content.pm.PackageParser; 128import android.content.pm.PackageParser.ActivityIntentInfo; 129import android.content.pm.PackageParser.PackageLite; 130import android.content.pm.PackageParser.PackageParserException; 131import android.content.pm.PackageStats; 132import android.content.pm.PackageUserState; 133import android.content.pm.ParceledListSlice; 134import android.content.pm.PermissionGroupInfo; 135import android.content.pm.PermissionInfo; 136import android.content.pm.ProviderInfo; 137import android.content.pm.ResolveInfo; 138import android.content.pm.ServiceInfo; 139import android.content.pm.Signature; 140import android.content.pm.UserInfo; 141import android.content.pm.VerificationParams; 142import android.content.pm.VerifierDeviceIdentity; 143import android.content.pm.VerifierInfo; 144import android.content.res.Resources; 145import android.hardware.display.DisplayManager; 146import android.net.Uri; 147import android.os.Debug; 148import android.os.Binder; 149import android.os.Build; 150import android.os.Bundle; 151import android.os.Environment; 152import android.os.Environment.UserEnvironment; 153import android.os.FileUtils; 154import android.os.Handler; 155import android.os.IBinder; 156import android.os.Looper; 157import android.os.Message; 158import android.os.Parcel; 159import android.os.ParcelFileDescriptor; 160import android.os.Process; 161import android.os.RemoteCallbackList; 162import android.os.RemoteException; 163import android.os.SELinux; 164import android.os.ServiceManager; 165import android.os.SystemClock; 166import android.os.SystemProperties; 167import android.os.UserHandle; 168import android.os.UserManager; 169import android.os.storage.IMountService; 170import android.os.storage.MountServiceInternal; 171import android.os.storage.StorageEventListener; 172import android.os.storage.StorageManager; 173import android.os.storage.VolumeInfo; 174import android.os.storage.VolumeRecord; 175import android.security.KeyStore; 176import android.security.SystemKeyStore; 177import android.system.ErrnoException; 178import android.system.Os; 179import android.system.StructStat; 180import android.text.TextUtils; 181import android.text.format.DateUtils; 182import android.util.ArrayMap; 183import android.util.ArraySet; 184import android.util.AtomicFile; 185import android.util.DisplayMetrics; 186import android.util.EventLog; 187import android.util.ExceptionUtils; 188import android.util.Log; 189import android.util.LogPrinter; 190import android.util.MathUtils; 191import android.util.PrintStreamPrinter; 192import android.util.Slog; 193import android.util.SparseArray; 194import android.util.SparseBooleanArray; 195import android.util.SparseIntArray; 196import android.util.Xml; 197import android.view.Display; 198 199import dalvik.system.DexFile; 200import dalvik.system.VMRuntime; 201 202import libcore.io.IoUtils; 203import libcore.util.EmptyArray; 204 205import com.android.internal.R; 206import com.android.internal.annotations.GuardedBy; 207import com.android.internal.app.IMediaContainerService; 208import com.android.internal.app.ResolverActivity; 209import com.android.internal.content.NativeLibraryHelper; 210import com.android.internal.content.PackageHelper; 211import com.android.internal.os.IParcelFileDescriptorFactory; 212import com.android.internal.os.SomeArgs; 213import com.android.internal.os.Zygote; 214import com.android.internal.util.ArrayUtils; 215import com.android.internal.util.FastPrintWriter; 216import com.android.internal.util.FastXmlSerializer; 217import com.android.internal.util.IndentingPrintWriter; 218import com.android.internal.util.Preconditions; 219import com.android.server.EventLogTags; 220import com.android.server.FgThread; 221import com.android.server.IntentResolver; 222import com.android.server.LocalServices; 223import com.android.server.ServiceThread; 224import com.android.server.SystemConfig; 225import com.android.server.Watchdog; 226import com.android.server.pm.PermissionsState.PermissionState; 227import com.android.server.pm.Settings.DatabaseVersion; 228import com.android.server.storage.DeviceStorageMonitorInternal; 229 230import org.xmlpull.v1.XmlPullParser; 231import org.xmlpull.v1.XmlPullParserException; 232import org.xmlpull.v1.XmlSerializer; 233 234import java.io.BufferedInputStream; 235import java.io.BufferedOutputStream; 236import java.io.BufferedReader; 237import java.io.ByteArrayInputStream; 238import java.io.ByteArrayOutputStream; 239import java.io.File; 240import java.io.FileDescriptor; 241import java.io.FileNotFoundException; 242import java.io.FileOutputStream; 243import java.io.FileReader; 244import java.io.FilenameFilter; 245import java.io.IOException; 246import java.io.InputStream; 247import java.io.PrintWriter; 248import java.nio.charset.StandardCharsets; 249import java.security.NoSuchAlgorithmException; 250import java.security.PublicKey; 251import java.security.cert.CertificateEncodingException; 252import java.security.cert.CertificateException; 253import java.text.SimpleDateFormat; 254import java.util.ArrayList; 255import java.util.Arrays; 256import java.util.Collection; 257import java.util.Collections; 258import java.util.Comparator; 259import java.util.Date; 260import java.util.Iterator; 261import java.util.List; 262import java.util.Map; 263import java.util.Objects; 264import java.util.Set; 265import java.util.concurrent.CountDownLatch; 266import java.util.concurrent.TimeUnit; 267import java.util.concurrent.atomic.AtomicBoolean; 268import java.util.concurrent.atomic.AtomicInteger; 269import java.util.concurrent.atomic.AtomicLong; 270 271/** 272 * Keep track of all those .apks everywhere. 273 * 274 * This is very central to the platform's security; please run the unit 275 * tests whenever making modifications here: 276 * 277runtest -c android.content.pm.PackageManagerTests frameworks-core 278 * 279 * {@hide} 280 */ 281public class PackageManagerService extends IPackageManager.Stub { 282 static final String TAG = "PackageManager"; 283 static final boolean DEBUG_SETTINGS = false; 284 static final boolean DEBUG_PREFERRED = false; 285 static final boolean DEBUG_UPGRADE = false; 286 static final boolean DEBUG_DOMAIN_VERIFICATION = false; 287 private static final boolean DEBUG_BACKUP = false; 288 private static final boolean DEBUG_INSTALL = false; 289 private static final boolean DEBUG_REMOVE = false; 290 private static final boolean DEBUG_BROADCASTS = false; 291 private static final boolean DEBUG_SHOW_INFO = false; 292 private static final boolean DEBUG_PACKAGE_INFO = false; 293 private static final boolean DEBUG_INTENT_MATCHING = false; 294 private static final boolean DEBUG_PACKAGE_SCANNING = false; 295 private static final boolean DEBUG_VERIFY = false; 296 private static final boolean DEBUG_DEXOPT = false; 297 private static final boolean DEBUG_ABI_SELECTION = false; 298 299 static final boolean CLEAR_RUNTIME_PERMISSIONS_ON_UPGRADE = Build.IS_DEBUGGABLE; 300 301 private static final int RADIO_UID = Process.PHONE_UID; 302 private static final int LOG_UID = Process.LOG_UID; 303 private static final int NFC_UID = Process.NFC_UID; 304 private static final int BLUETOOTH_UID = Process.BLUETOOTH_UID; 305 private static final int SHELL_UID = Process.SHELL_UID; 306 307 // Cap the size of permission trees that 3rd party apps can define 308 private static final int MAX_PERMISSION_TREE_FOOTPRINT = 32768; // characters of text 309 310 // Suffix used during package installation when copying/moving 311 // package apks to install directory. 312 private static final String INSTALL_PACKAGE_SUFFIX = "-"; 313 314 static final int SCAN_NO_DEX = 1<<1; 315 static final int SCAN_FORCE_DEX = 1<<2; 316 static final int SCAN_UPDATE_SIGNATURE = 1<<3; 317 static final int SCAN_NEW_INSTALL = 1<<4; 318 static final int SCAN_NO_PATHS = 1<<5; 319 static final int SCAN_UPDATE_TIME = 1<<6; 320 static final int SCAN_DEFER_DEX = 1<<7; 321 static final int SCAN_BOOTING = 1<<8; 322 static final int SCAN_TRUSTED_OVERLAY = 1<<9; 323 static final int SCAN_DELETE_DATA_ON_FAILURES = 1<<10; 324 static final int SCAN_REQUIRE_KNOWN = 1<<12; 325 static final int SCAN_MOVE = 1<<13; 326 static final int SCAN_INITIAL = 1<<14; 327 328 static final int REMOVE_CHATTY = 1<<16; 329 330 private static final int[] EMPTY_INT_ARRAY = new int[0]; 331 332 /** 333 * Timeout (in milliseconds) after which the watchdog should declare that 334 * our handler thread is wedged. The usual default for such things is one 335 * minute but we sometimes do very lengthy I/O operations on this thread, 336 * such as installing multi-gigabyte applications, so ours needs to be longer. 337 */ 338 private static final long WATCHDOG_TIMEOUT = 1000*60*10; // ten minutes 339 340 /** 341 * Wall-clock timeout (in milliseconds) after which we *require* that an fstrim 342 * be run on this device. We use the value in the Settings.Global.MANDATORY_FSTRIM_INTERVAL 343 * settings entry if available, otherwise we use the hardcoded default. If it's been 344 * more than this long since the last fstrim, we force one during the boot sequence. 345 * 346 * This backstops other fstrim scheduling: if the device is alive at midnight+idle, 347 * one gets run at the next available charging+idle time. This final mandatory 348 * no-fstrim check kicks in only of the other scheduling criteria is never met. 349 */ 350 private static final long DEFAULT_MANDATORY_FSTRIM_INTERVAL = 3 * DateUtils.DAY_IN_MILLIS; 351 352 /** 353 * Whether verification is enabled by default. 354 */ 355 private static final boolean DEFAULT_VERIFY_ENABLE = true; 356 357 /** 358 * The default maximum time to wait for the verification agent to return in 359 * milliseconds. 360 */ 361 private static final long DEFAULT_VERIFICATION_TIMEOUT = 10 * 1000; 362 363 /** 364 * The default response for package verification timeout. 365 * 366 * This can be either PackageManager.VERIFICATION_ALLOW or 367 * PackageManager.VERIFICATION_REJECT. 368 */ 369 private static final int DEFAULT_VERIFICATION_RESPONSE = PackageManager.VERIFICATION_ALLOW; 370 371 static final String DEFAULT_CONTAINER_PACKAGE = "com.android.defcontainer"; 372 373 static final ComponentName DEFAULT_CONTAINER_COMPONENT = new ComponentName( 374 DEFAULT_CONTAINER_PACKAGE, 375 "com.android.defcontainer.DefaultContainerService"); 376 377 private static final String KILL_APP_REASON_GIDS_CHANGED = 378 "permission grant or revoke changed gids"; 379 380 private static final String KILL_APP_REASON_PERMISSIONS_REVOKED = 381 "permissions revoked"; 382 383 private static final String PACKAGE_MIME_TYPE = "application/vnd.android.package-archive"; 384 385 private static final String VENDOR_OVERLAY_DIR = "/vendor/overlay"; 386 387 /** Permission grant: not grant the permission. */ 388 private static final int GRANT_DENIED = 1; 389 390 /** Permission grant: grant the permission as an install permission. */ 391 private static final int GRANT_INSTALL = 2; 392 393 /** Permission grant: grant the permission as an install permission for a legacy app. */ 394 private static final int GRANT_INSTALL_LEGACY = 3; 395 396 /** Permission grant: grant the permission as a runtime one. */ 397 private static final int GRANT_RUNTIME = 4; 398 399 /** Permission grant: grant as runtime a permission that was granted as an install time one. */ 400 private static final int GRANT_UPGRADE = 5; 401 402 /** Canonical intent used to identify what counts as a "web browser" app */ 403 private static final Intent sBrowserIntent; 404 static { 405 sBrowserIntent = new Intent(); 406 sBrowserIntent.setAction(Intent.ACTION_VIEW); 407 sBrowserIntent.addCategory(Intent.CATEGORY_BROWSABLE); 408 sBrowserIntent.setData(Uri.parse("http:")); 409 } 410 411 final ServiceThread mHandlerThread; 412 413 final PackageHandler mHandler; 414 415 /** 416 * Messages for {@link #mHandler} that need to wait for system ready before 417 * being dispatched. 418 */ 419 private ArrayList<Message> mPostSystemReadyMessages; 420 421 final int mSdkVersion = Build.VERSION.SDK_INT; 422 423 final Context mContext; 424 final boolean mFactoryTest; 425 final boolean mOnlyCore; 426 final boolean mLazyDexOpt; 427 final long mDexOptLRUThresholdInMills; 428 final DisplayMetrics mMetrics; 429 final int mDefParseFlags; 430 final String[] mSeparateProcesses; 431 final boolean mIsUpgrade; 432 433 // This is where all application persistent data goes. 434 final File mAppDataDir; 435 436 // This is where all application persistent data goes for secondary users. 437 final File mUserAppDataDir; 438 439 /** The location for ASEC container files on internal storage. */ 440 final String mAsecInternalPath; 441 442 // Used for privilege escalation. MUST NOT BE CALLED WITH mPackages 443 // LOCK HELD. Can be called with mInstallLock held. 444 @GuardedBy("mInstallLock") 445 final Installer mInstaller; 446 447 /** Directory where installed third-party apps stored */ 448 final File mAppInstallDir; 449 450 /** 451 * Directory to which applications installed internally have their 452 * 32 bit native libraries copied. 453 */ 454 private File mAppLib32InstallDir; 455 456 // Directory containing the private parts (e.g. code and non-resource assets) of forward-locked 457 // apps. 458 final File mDrmAppPrivateInstallDir; 459 460 // ---------------------------------------------------------------- 461 462 // Lock for state used when installing and doing other long running 463 // operations. Methods that must be called with this lock held have 464 // the suffix "LI". 465 final Object mInstallLock = new Object(); 466 467 // ---------------------------------------------------------------- 468 469 // Keys are String (package name), values are Package. This also serves 470 // as the lock for the global state. Methods that must be called with 471 // this lock held have the prefix "LP". 472 @GuardedBy("mPackages") 473 final ArrayMap<String, PackageParser.Package> mPackages = 474 new ArrayMap<String, PackageParser.Package>(); 475 476 // Tracks available target package names -> overlay package paths. 477 final ArrayMap<String, ArrayMap<String, PackageParser.Package>> mOverlays = 478 new ArrayMap<String, ArrayMap<String, PackageParser.Package>>(); 479 480 /** 481 * Tracks new system packages [receiving in an OTA] that we expect to 482 * find updated user-installed versions. Keys are package name, values 483 * are package location. 484 */ 485 final private ArrayMap<String, File> mExpectingBetter = new ArrayMap<>(); 486 487 final Settings mSettings; 488 boolean mRestoredSettings; 489 490 // System configuration read by SystemConfig. 491 final int[] mGlobalGids; 492 final SparseArray<ArraySet<String>> mSystemPermissions; 493 final ArrayMap<String, FeatureInfo> mAvailableFeatures; 494 495 // If mac_permissions.xml was found for seinfo labeling. 496 boolean mFoundPolicyFile; 497 498 // If a recursive restorecon of /data/data/<pkg> is needed. 499 private boolean mShouldRestoreconData = SELinuxMMAC.shouldRestorecon(); 500 501 public static final class SharedLibraryEntry { 502 public final String path; 503 public final String apk; 504 505 SharedLibraryEntry(String _path, String _apk) { 506 path = _path; 507 apk = _apk; 508 } 509 } 510 511 // Currently known shared libraries. 512 final ArrayMap<String, SharedLibraryEntry> mSharedLibraries = 513 new ArrayMap<String, SharedLibraryEntry>(); 514 515 // All available activities, for your resolving pleasure. 516 final ActivityIntentResolver mActivities = 517 new ActivityIntentResolver(); 518 519 // All available receivers, for your resolving pleasure. 520 final ActivityIntentResolver mReceivers = 521 new ActivityIntentResolver(); 522 523 // All available services, for your resolving pleasure. 524 final ServiceIntentResolver mServices = new ServiceIntentResolver(); 525 526 // All available providers, for your resolving pleasure. 527 final ProviderIntentResolver mProviders = new ProviderIntentResolver(); 528 529 // Mapping from provider base names (first directory in content URI codePath) 530 // to the provider information. 531 final ArrayMap<String, PackageParser.Provider> mProvidersByAuthority = 532 new ArrayMap<String, PackageParser.Provider>(); 533 534 // Mapping from instrumentation class names to info about them. 535 final ArrayMap<ComponentName, PackageParser.Instrumentation> mInstrumentation = 536 new ArrayMap<ComponentName, PackageParser.Instrumentation>(); 537 538 // Mapping from permission names to info about them. 539 final ArrayMap<String, PackageParser.PermissionGroup> mPermissionGroups = 540 new ArrayMap<String, PackageParser.PermissionGroup>(); 541 542 // Packages whose data we have transfered into another package, thus 543 // should no longer exist. 544 final ArraySet<String> mTransferedPackages = new ArraySet<String>(); 545 546 // Broadcast actions that are only available to the system. 547 final ArraySet<String> mProtectedBroadcasts = new ArraySet<String>(); 548 549 /** List of packages waiting for verification. */ 550 final SparseArray<PackageVerificationState> mPendingVerification 551 = new SparseArray<PackageVerificationState>(); 552 553 /** Set of packages associated with each app op permission. */ 554 final ArrayMap<String, ArraySet<String>> mAppOpPermissionPackages = new ArrayMap<>(); 555 556 final PackageInstallerService mInstallerService; 557 558 private final PackageDexOptimizer mPackageDexOptimizer; 559 560 private AtomicInteger mNextMoveId = new AtomicInteger(); 561 private final MoveCallbacks mMoveCallbacks; 562 563 private final OnPermissionChangeListeners mOnPermissionChangeListeners; 564 565 // Cache of users who need badging. 566 SparseBooleanArray mUserNeedsBadging = new SparseBooleanArray(); 567 568 /** Token for keys in mPendingVerification. */ 569 private int mPendingVerificationToken = 0; 570 571 volatile boolean mSystemReady; 572 volatile boolean mSafeMode; 573 volatile boolean mHasSystemUidErrors; 574 575 ApplicationInfo mAndroidApplication; 576 final ActivityInfo mResolveActivity = new ActivityInfo(); 577 final ResolveInfo mResolveInfo = new ResolveInfo(); 578 ComponentName mResolveComponentName; 579 PackageParser.Package mPlatformPackage; 580 ComponentName mCustomResolverComponentName; 581 582 boolean mResolverReplaced = false; 583 584 private final ComponentName mIntentFilterVerifierComponent; 585 private int mIntentFilterVerificationToken = 0; 586 587 final SparseArray<IntentFilterVerificationState> mIntentFilterVerificationStates 588 = new SparseArray<IntentFilterVerificationState>(); 589 590 final DefaultPermissionGrantPolicy mDefaultPermissionPolicy = 591 new DefaultPermissionGrantPolicy(this); 592 593 private static class IFVerificationParams { 594 PackageParser.Package pkg; 595 boolean replacing; 596 int userId; 597 int verifierUid; 598 599 public IFVerificationParams(PackageParser.Package _pkg, boolean _replacing, 600 int _userId, int _verifierUid) { 601 pkg = _pkg; 602 replacing = _replacing; 603 userId = _userId; 604 replacing = _replacing; 605 verifierUid = _verifierUid; 606 } 607 } 608 609 private interface IntentFilterVerifier<T extends IntentFilter> { 610 boolean addOneIntentFilterVerification(int verifierId, int userId, int verificationId, 611 T filter, String packageName); 612 void startVerifications(int userId); 613 void receiveVerificationResponse(int verificationId); 614 } 615 616 private class IntentVerifierProxy implements IntentFilterVerifier<ActivityIntentInfo> { 617 private Context mContext; 618 private ComponentName mIntentFilterVerifierComponent; 619 private ArrayList<Integer> mCurrentIntentFilterVerifications = new ArrayList<Integer>(); 620 621 public IntentVerifierProxy(Context context, ComponentName verifierComponent) { 622 mContext = context; 623 mIntentFilterVerifierComponent = verifierComponent; 624 } 625 626 private String getDefaultScheme() { 627 return IntentFilter.SCHEME_HTTPS; 628 } 629 630 @Override 631 public void startVerifications(int userId) { 632 // Launch verifications requests 633 int count = mCurrentIntentFilterVerifications.size(); 634 for (int n=0; n<count; n++) { 635 int verificationId = mCurrentIntentFilterVerifications.get(n); 636 final IntentFilterVerificationState ivs = 637 mIntentFilterVerificationStates.get(verificationId); 638 639 String packageName = ivs.getPackageName(); 640 641 ArrayList<PackageParser.ActivityIntentInfo> filters = ivs.getFilters(); 642 final int filterCount = filters.size(); 643 ArraySet<String> domainsSet = new ArraySet<>(); 644 for (int m=0; m<filterCount; m++) { 645 PackageParser.ActivityIntentInfo filter = filters.get(m); 646 domainsSet.addAll(filter.getHostsList()); 647 } 648 ArrayList<String> domainsList = new ArrayList<>(domainsSet); 649 synchronized (mPackages) { 650 if (mSettings.createIntentFilterVerificationIfNeededLPw( 651 packageName, domainsList) != null) { 652 scheduleWriteSettingsLocked(); 653 } 654 } 655 sendVerificationRequest(userId, verificationId, ivs); 656 } 657 mCurrentIntentFilterVerifications.clear(); 658 } 659 660 private void sendVerificationRequest(int userId, int verificationId, 661 IntentFilterVerificationState ivs) { 662 663 Intent verificationIntent = new Intent(Intent.ACTION_INTENT_FILTER_NEEDS_VERIFICATION); 664 verificationIntent.putExtra( 665 PackageManager.EXTRA_INTENT_FILTER_VERIFICATION_ID, 666 verificationId); 667 verificationIntent.putExtra( 668 PackageManager.EXTRA_INTENT_FILTER_VERIFICATION_URI_SCHEME, 669 getDefaultScheme()); 670 verificationIntent.putExtra( 671 PackageManager.EXTRA_INTENT_FILTER_VERIFICATION_HOSTS, 672 ivs.getHostsString()); 673 verificationIntent.putExtra( 674 PackageManager.EXTRA_INTENT_FILTER_VERIFICATION_PACKAGE_NAME, 675 ivs.getPackageName()); 676 verificationIntent.setComponent(mIntentFilterVerifierComponent); 677 verificationIntent.addFlags(Intent.FLAG_RECEIVER_FOREGROUND); 678 679 UserHandle user = new UserHandle(userId); 680 mContext.sendBroadcastAsUser(verificationIntent, user); 681 if (DEBUG_DOMAIN_VERIFICATION) Slog.d(TAG, 682 "Sending IntentFilter verification broadcast"); 683 } 684 685 public void receiveVerificationResponse(int verificationId) { 686 IntentFilterVerificationState ivs = mIntentFilterVerificationStates.get(verificationId); 687 688 final boolean verified = ivs.isVerified(); 689 690 ArrayList<PackageParser.ActivityIntentInfo> filters = ivs.getFilters(); 691 final int count = filters.size(); 692 if (DEBUG_DOMAIN_VERIFICATION) { 693 Slog.i(TAG, "Received verification response " + verificationId 694 + " for " + count + " filters, verified=" + verified); 695 } 696 for (int n=0; n<count; n++) { 697 PackageParser.ActivityIntentInfo filter = filters.get(n); 698 filter.setVerified(verified); 699 700 if (DEBUG_DOMAIN_VERIFICATION) Slog.d(TAG, "IntentFilter " + filter.toString() 701 + " verified with result:" + verified + " and hosts:" 702 + ivs.getHostsString()); 703 } 704 705 mIntentFilterVerificationStates.remove(verificationId); 706 707 final String packageName = ivs.getPackageName(); 708 IntentFilterVerificationInfo ivi = null; 709 710 synchronized (mPackages) { 711 ivi = mSettings.getIntentFilterVerificationLPr(packageName); 712 } 713 if (ivi == null) { 714 Slog.w(TAG, "IntentFilterVerificationInfo not found for verificationId:" 715 + verificationId + " packageName:" + packageName); 716 return; 717 } 718 if (DEBUG_DOMAIN_VERIFICATION) Slog.d(TAG, 719 "Updating IntentFilterVerificationInfo for package " + packageName 720 +" verificationId:" + verificationId); 721 722 synchronized (mPackages) { 723 if (verified) { 724 ivi.setStatus(INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_ALWAYS); 725 } else { 726 ivi.setStatus(INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_ASK); 727 } 728 scheduleWriteSettingsLocked(); 729 730 final int userId = ivs.getUserId(); 731 if (userId != UserHandle.USER_ALL) { 732 final int userStatus = 733 mSettings.getIntentFilterVerificationStatusLPr(packageName, userId); 734 735 int updatedStatus = INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_UNDEFINED; 736 boolean needUpdate = false; 737 738 // We cannot override the STATUS_ALWAYS / STATUS_NEVER states if they have 739 // already been set by the User thru the Disambiguation dialog 740 switch (userStatus) { 741 case INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_UNDEFINED: 742 if (verified) { 743 updatedStatus = INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_ALWAYS; 744 } else { 745 updatedStatus = INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_ASK; 746 } 747 needUpdate = true; 748 break; 749 750 case INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_ASK: 751 if (verified) { 752 updatedStatus = INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_ALWAYS; 753 needUpdate = true; 754 } 755 break; 756 757 default: 758 // Nothing to do 759 } 760 761 if (needUpdate) { 762 mSettings.updateIntentFilterVerificationStatusLPw( 763 packageName, updatedStatus, userId); 764 scheduleWritePackageRestrictionsLocked(userId); 765 } 766 } 767 } 768 } 769 770 @Override 771 public boolean addOneIntentFilterVerification(int verifierUid, int userId, int verificationId, 772 ActivityIntentInfo filter, String packageName) { 773 if (!hasValidDomains(filter)) { 774 return false; 775 } 776 IntentFilterVerificationState ivs = mIntentFilterVerificationStates.get(verificationId); 777 if (ivs == null) { 778 ivs = createDomainVerificationState(verifierUid, userId, verificationId, 779 packageName); 780 } 781 if (DEBUG_DOMAIN_VERIFICATION) { 782 Slog.d(TAG, "Adding verification filter for " + packageName + " : " + filter); 783 } 784 ivs.addFilter(filter); 785 return true; 786 } 787 788 private IntentFilterVerificationState createDomainVerificationState(int verifierUid, 789 int userId, int verificationId, String packageName) { 790 IntentFilterVerificationState ivs = new IntentFilterVerificationState( 791 verifierUid, userId, packageName); 792 ivs.setPendingState(); 793 synchronized (mPackages) { 794 mIntentFilterVerificationStates.append(verificationId, ivs); 795 mCurrentIntentFilterVerifications.add(verificationId); 796 } 797 return ivs; 798 } 799 } 800 801 private static boolean hasValidDomains(ActivityIntentInfo filter) { 802 boolean hasHTTPorHTTPS = filter.hasDataScheme(IntentFilter.SCHEME_HTTP) || 803 filter.hasDataScheme(IntentFilter.SCHEME_HTTPS); 804 if (!hasHTTPorHTTPS) { 805 return false; 806 } 807 return true; 808 } 809 810 private IntentFilterVerifier mIntentFilterVerifier; 811 812 // Set of pending broadcasts for aggregating enable/disable of components. 813 static class PendingPackageBroadcasts { 814 // for each user id, a map of <package name -> components within that package> 815 final SparseArray<ArrayMap<String, ArrayList<String>>> mUidMap; 816 817 public PendingPackageBroadcasts() { 818 mUidMap = new SparseArray<ArrayMap<String, ArrayList<String>>>(2); 819 } 820 821 public ArrayList<String> get(int userId, String packageName) { 822 ArrayMap<String, ArrayList<String>> packages = getOrAllocate(userId); 823 return packages.get(packageName); 824 } 825 826 public void put(int userId, String packageName, ArrayList<String> components) { 827 ArrayMap<String, ArrayList<String>> packages = getOrAllocate(userId); 828 packages.put(packageName, components); 829 } 830 831 public void remove(int userId, String packageName) { 832 ArrayMap<String, ArrayList<String>> packages = mUidMap.get(userId); 833 if (packages != null) { 834 packages.remove(packageName); 835 } 836 } 837 838 public void remove(int userId) { 839 mUidMap.remove(userId); 840 } 841 842 public int userIdCount() { 843 return mUidMap.size(); 844 } 845 846 public int userIdAt(int n) { 847 return mUidMap.keyAt(n); 848 } 849 850 public ArrayMap<String, ArrayList<String>> packagesForUserId(int userId) { 851 return mUidMap.get(userId); 852 } 853 854 public int size() { 855 // total number of pending broadcast entries across all userIds 856 int num = 0; 857 for (int i = 0; i< mUidMap.size(); i++) { 858 num += mUidMap.valueAt(i).size(); 859 } 860 return num; 861 } 862 863 public void clear() { 864 mUidMap.clear(); 865 } 866 867 private ArrayMap<String, ArrayList<String>> getOrAllocate(int userId) { 868 ArrayMap<String, ArrayList<String>> map = mUidMap.get(userId); 869 if (map == null) { 870 map = new ArrayMap<String, ArrayList<String>>(); 871 mUidMap.put(userId, map); 872 } 873 return map; 874 } 875 } 876 final PendingPackageBroadcasts mPendingBroadcasts = new PendingPackageBroadcasts(); 877 878 // Service Connection to remote media container service to copy 879 // package uri's from external media onto secure containers 880 // or internal storage. 881 private IMediaContainerService mContainerService = null; 882 883 static final int SEND_PENDING_BROADCAST = 1; 884 static final int MCS_BOUND = 3; 885 static final int END_COPY = 4; 886 static final int INIT_COPY = 5; 887 static final int MCS_UNBIND = 6; 888 static final int START_CLEANING_PACKAGE = 7; 889 static final int FIND_INSTALL_LOC = 8; 890 static final int POST_INSTALL = 9; 891 static final int MCS_RECONNECT = 10; 892 static final int MCS_GIVE_UP = 11; 893 static final int UPDATED_MEDIA_STATUS = 12; 894 static final int WRITE_SETTINGS = 13; 895 static final int WRITE_PACKAGE_RESTRICTIONS = 14; 896 static final int PACKAGE_VERIFIED = 15; 897 static final int CHECK_PENDING_VERIFICATION = 16; 898 static final int START_INTENT_FILTER_VERIFICATIONS = 17; 899 static final int INTENT_FILTER_VERIFIED = 18; 900 901 static final int WRITE_SETTINGS_DELAY = 10*1000; // 10 seconds 902 903 // Delay time in millisecs 904 static final int BROADCAST_DELAY = 10 * 1000; 905 906 static UserManagerService sUserManager; 907 908 // Stores a list of users whose package restrictions file needs to be updated 909 private ArraySet<Integer> mDirtyUsers = new ArraySet<Integer>(); 910 911 final private DefaultContainerConnection mDefContainerConn = 912 new DefaultContainerConnection(); 913 class DefaultContainerConnection implements ServiceConnection { 914 public void onServiceConnected(ComponentName name, IBinder service) { 915 if (DEBUG_SD_INSTALL) Log.i(TAG, "onServiceConnected"); 916 IMediaContainerService imcs = 917 IMediaContainerService.Stub.asInterface(service); 918 mHandler.sendMessage(mHandler.obtainMessage(MCS_BOUND, imcs)); 919 } 920 921 public void onServiceDisconnected(ComponentName name) { 922 if (DEBUG_SD_INSTALL) Log.i(TAG, "onServiceDisconnected"); 923 } 924 } 925 926 // Recordkeeping of restore-after-install operations that are currently in flight 927 // between the Package Manager and the Backup Manager 928 class PostInstallData { 929 public InstallArgs args; 930 public PackageInstalledInfo res; 931 932 PostInstallData(InstallArgs _a, PackageInstalledInfo _r) { 933 args = _a; 934 res = _r; 935 } 936 } 937 938 final SparseArray<PostInstallData> mRunningInstalls = new SparseArray<PostInstallData>(); 939 int mNextInstallToken = 1; // nonzero; will be wrapped back to 1 when ++ overflows 940 941 // XML tags for backup/restore of various bits of state 942 private static final String TAG_PREFERRED_BACKUP = "pa"; 943 private static final String TAG_DEFAULT_APPS = "da"; 944 private static final String TAG_INTENT_FILTER_VERIFICATION = "iv"; 945 946 final String mRequiredVerifierPackage; 947 final String mRequiredInstallerPackage; 948 949 private final PackageUsage mPackageUsage = new PackageUsage(); 950 951 private class PackageUsage { 952 private static final int WRITE_INTERVAL 953 = (DEBUG_DEXOPT) ? 0 : 30*60*1000; // 30m in ms 954 955 private final Object mFileLock = new Object(); 956 private final AtomicLong mLastWritten = new AtomicLong(0); 957 private final AtomicBoolean mBackgroundWriteRunning = new AtomicBoolean(false); 958 959 private boolean mIsHistoricalPackageUsageAvailable = true; 960 961 boolean isHistoricalPackageUsageAvailable() { 962 return mIsHistoricalPackageUsageAvailable; 963 } 964 965 void write(boolean force) { 966 if (force) { 967 writeInternal(); 968 return; 969 } 970 if (SystemClock.elapsedRealtime() - mLastWritten.get() < WRITE_INTERVAL 971 && !DEBUG_DEXOPT) { 972 return; 973 } 974 if (mBackgroundWriteRunning.compareAndSet(false, true)) { 975 new Thread("PackageUsage_DiskWriter") { 976 @Override 977 public void run() { 978 try { 979 writeInternal(); 980 } finally { 981 mBackgroundWriteRunning.set(false); 982 } 983 } 984 }.start(); 985 } 986 } 987 988 private void writeInternal() { 989 synchronized (mPackages) { 990 synchronized (mFileLock) { 991 AtomicFile file = getFile(); 992 FileOutputStream f = null; 993 try { 994 f = file.startWrite(); 995 BufferedOutputStream out = new BufferedOutputStream(f); 996 FileUtils.setPermissions(file.getBaseFile().getPath(), 0640, SYSTEM_UID, PACKAGE_INFO_GID); 997 StringBuilder sb = new StringBuilder(); 998 for (PackageParser.Package pkg : mPackages.values()) { 999 if (pkg.mLastPackageUsageTimeInMills == 0) { 1000 continue; 1001 } 1002 sb.setLength(0); 1003 sb.append(pkg.packageName); 1004 sb.append(' '); 1005 sb.append((long)pkg.mLastPackageUsageTimeInMills); 1006 sb.append('\n'); 1007 out.write(sb.toString().getBytes(StandardCharsets.US_ASCII)); 1008 } 1009 out.flush(); 1010 file.finishWrite(f); 1011 } catch (IOException e) { 1012 if (f != null) { 1013 file.failWrite(f); 1014 } 1015 Log.e(TAG, "Failed to write package usage times", e); 1016 } 1017 } 1018 } 1019 mLastWritten.set(SystemClock.elapsedRealtime()); 1020 } 1021 1022 void readLP() { 1023 synchronized (mFileLock) { 1024 AtomicFile file = getFile(); 1025 BufferedInputStream in = null; 1026 try { 1027 in = new BufferedInputStream(file.openRead()); 1028 StringBuffer sb = new StringBuffer(); 1029 while (true) { 1030 String packageName = readToken(in, sb, ' '); 1031 if (packageName == null) { 1032 break; 1033 } 1034 String timeInMillisString = readToken(in, sb, '\n'); 1035 if (timeInMillisString == null) { 1036 throw new IOException("Failed to find last usage time for package " 1037 + packageName); 1038 } 1039 PackageParser.Package pkg = mPackages.get(packageName); 1040 if (pkg == null) { 1041 continue; 1042 } 1043 long timeInMillis; 1044 try { 1045 timeInMillis = Long.parseLong(timeInMillisString.toString()); 1046 } catch (NumberFormatException e) { 1047 throw new IOException("Failed to parse " + timeInMillisString 1048 + " as a long.", e); 1049 } 1050 pkg.mLastPackageUsageTimeInMills = timeInMillis; 1051 } 1052 } catch (FileNotFoundException expected) { 1053 mIsHistoricalPackageUsageAvailable = false; 1054 } catch (IOException e) { 1055 Log.w(TAG, "Failed to read package usage times", e); 1056 } finally { 1057 IoUtils.closeQuietly(in); 1058 } 1059 } 1060 mLastWritten.set(SystemClock.elapsedRealtime()); 1061 } 1062 1063 private String readToken(InputStream in, StringBuffer sb, char endOfToken) 1064 throws IOException { 1065 sb.setLength(0); 1066 while (true) { 1067 int ch = in.read(); 1068 if (ch == -1) { 1069 if (sb.length() == 0) { 1070 return null; 1071 } 1072 throw new IOException("Unexpected EOF"); 1073 } 1074 if (ch == endOfToken) { 1075 return sb.toString(); 1076 } 1077 sb.append((char)ch); 1078 } 1079 } 1080 1081 private AtomicFile getFile() { 1082 File dataDir = Environment.getDataDirectory(); 1083 File systemDir = new File(dataDir, "system"); 1084 File fname = new File(systemDir, "package-usage.list"); 1085 return new AtomicFile(fname); 1086 } 1087 } 1088 1089 class PackageHandler extends Handler { 1090 private boolean mBound = false; 1091 final ArrayList<HandlerParams> mPendingInstalls = 1092 new ArrayList<HandlerParams>(); 1093 1094 private boolean connectToService() { 1095 if (DEBUG_SD_INSTALL) Log.i(TAG, "Trying to bind to" + 1096 " DefaultContainerService"); 1097 Intent service = new Intent().setComponent(DEFAULT_CONTAINER_COMPONENT); 1098 Process.setThreadPriority(Process.THREAD_PRIORITY_DEFAULT); 1099 if (mContext.bindServiceAsUser(service, mDefContainerConn, 1100 Context.BIND_AUTO_CREATE, UserHandle.OWNER)) { 1101 Process.setThreadPriority(Process.THREAD_PRIORITY_BACKGROUND); 1102 mBound = true; 1103 return true; 1104 } 1105 Process.setThreadPriority(Process.THREAD_PRIORITY_BACKGROUND); 1106 return false; 1107 } 1108 1109 private void disconnectService() { 1110 mContainerService = null; 1111 mBound = false; 1112 Process.setThreadPriority(Process.THREAD_PRIORITY_DEFAULT); 1113 mContext.unbindService(mDefContainerConn); 1114 Process.setThreadPriority(Process.THREAD_PRIORITY_BACKGROUND); 1115 } 1116 1117 PackageHandler(Looper looper) { 1118 super(looper); 1119 } 1120 1121 public void handleMessage(Message msg) { 1122 try { 1123 doHandleMessage(msg); 1124 } finally { 1125 Process.setThreadPriority(Process.THREAD_PRIORITY_BACKGROUND); 1126 } 1127 } 1128 1129 void doHandleMessage(Message msg) { 1130 switch (msg.what) { 1131 case INIT_COPY: { 1132 HandlerParams params = (HandlerParams) msg.obj; 1133 int idx = mPendingInstalls.size(); 1134 if (DEBUG_INSTALL) Slog.i(TAG, "init_copy idx=" + idx + ": " + params); 1135 // If a bind was already initiated we dont really 1136 // need to do anything. The pending install 1137 // will be processed later on. 1138 if (!mBound) { 1139 // If this is the only one pending we might 1140 // have to bind to the service again. 1141 if (!connectToService()) { 1142 Slog.e(TAG, "Failed to bind to media container service"); 1143 params.serviceError(); 1144 return; 1145 } else { 1146 // Once we bind to the service, the first 1147 // pending request will be processed. 1148 mPendingInstalls.add(idx, params); 1149 } 1150 } else { 1151 mPendingInstalls.add(idx, params); 1152 // Already bound to the service. Just make 1153 // sure we trigger off processing the first request. 1154 if (idx == 0) { 1155 mHandler.sendEmptyMessage(MCS_BOUND); 1156 } 1157 } 1158 break; 1159 } 1160 case MCS_BOUND: { 1161 if (DEBUG_INSTALL) Slog.i(TAG, "mcs_bound"); 1162 if (msg.obj != null) { 1163 mContainerService = (IMediaContainerService) msg.obj; 1164 } 1165 if (mContainerService == null) { 1166 if (!mBound) { 1167 // Something seriously wrong since we are not bound and we are not 1168 // waiting for connection. Bail out. 1169 Slog.e(TAG, "Cannot bind to media container service"); 1170 for (HandlerParams params : mPendingInstalls) { 1171 // Indicate service bind error 1172 params.serviceError(); 1173 } 1174 mPendingInstalls.clear(); 1175 } else { 1176 Slog.w(TAG, "Waiting to connect to media container service"); 1177 } 1178 } else if (mPendingInstalls.size() > 0) { 1179 HandlerParams params = mPendingInstalls.get(0); 1180 if (params != null) { 1181 if (params.startCopy()) { 1182 // We are done... look for more work or to 1183 // go idle. 1184 if (DEBUG_SD_INSTALL) Log.i(TAG, 1185 "Checking for more work or unbind..."); 1186 // Delete pending install 1187 if (mPendingInstalls.size() > 0) { 1188 mPendingInstalls.remove(0); 1189 } 1190 if (mPendingInstalls.size() == 0) { 1191 if (mBound) { 1192 if (DEBUG_SD_INSTALL) Log.i(TAG, 1193 "Posting delayed MCS_UNBIND"); 1194 removeMessages(MCS_UNBIND); 1195 Message ubmsg = obtainMessage(MCS_UNBIND); 1196 // Unbind after a little delay, to avoid 1197 // continual thrashing. 1198 sendMessageDelayed(ubmsg, 10000); 1199 } 1200 } else { 1201 // There are more pending requests in queue. 1202 // Just post MCS_BOUND message to trigger processing 1203 // of next pending install. 1204 if (DEBUG_SD_INSTALL) Log.i(TAG, 1205 "Posting MCS_BOUND for next work"); 1206 mHandler.sendEmptyMessage(MCS_BOUND); 1207 } 1208 } 1209 } 1210 } else { 1211 // Should never happen ideally. 1212 Slog.w(TAG, "Empty queue"); 1213 } 1214 break; 1215 } 1216 case MCS_RECONNECT: { 1217 if (DEBUG_INSTALL) Slog.i(TAG, "mcs_reconnect"); 1218 if (mPendingInstalls.size() > 0) { 1219 if (mBound) { 1220 disconnectService(); 1221 } 1222 if (!connectToService()) { 1223 Slog.e(TAG, "Failed to bind to media container service"); 1224 for (HandlerParams params : mPendingInstalls) { 1225 // Indicate service bind error 1226 params.serviceError(); 1227 } 1228 mPendingInstalls.clear(); 1229 } 1230 } 1231 break; 1232 } 1233 case MCS_UNBIND: { 1234 // If there is no actual work left, then time to unbind. 1235 if (DEBUG_INSTALL) Slog.i(TAG, "mcs_unbind"); 1236 1237 if (mPendingInstalls.size() == 0 && mPendingVerification.size() == 0) { 1238 if (mBound) { 1239 if (DEBUG_INSTALL) Slog.i(TAG, "calling disconnectService()"); 1240 1241 disconnectService(); 1242 } 1243 } else if (mPendingInstalls.size() > 0) { 1244 // There are more pending requests in queue. 1245 // Just post MCS_BOUND message to trigger processing 1246 // of next pending install. 1247 mHandler.sendEmptyMessage(MCS_BOUND); 1248 } 1249 1250 break; 1251 } 1252 case MCS_GIVE_UP: { 1253 if (DEBUG_INSTALL) Slog.i(TAG, "mcs_giveup too many retries"); 1254 mPendingInstalls.remove(0); 1255 break; 1256 } 1257 case SEND_PENDING_BROADCAST: { 1258 String packages[]; 1259 ArrayList<String> components[]; 1260 int size = 0; 1261 int uids[]; 1262 Process.setThreadPriority(Process.THREAD_PRIORITY_DEFAULT); 1263 synchronized (mPackages) { 1264 if (mPendingBroadcasts == null) { 1265 return; 1266 } 1267 size = mPendingBroadcasts.size(); 1268 if (size <= 0) { 1269 // Nothing to be done. Just return 1270 return; 1271 } 1272 packages = new String[size]; 1273 components = new ArrayList[size]; 1274 uids = new int[size]; 1275 int i = 0; // filling out the above arrays 1276 1277 for (int n = 0; n < mPendingBroadcasts.userIdCount(); n++) { 1278 int packageUserId = mPendingBroadcasts.userIdAt(n); 1279 Iterator<Map.Entry<String, ArrayList<String>>> it 1280 = mPendingBroadcasts.packagesForUserId(packageUserId) 1281 .entrySet().iterator(); 1282 while (it.hasNext() && i < size) { 1283 Map.Entry<String, ArrayList<String>> ent = it.next(); 1284 packages[i] = ent.getKey(); 1285 components[i] = ent.getValue(); 1286 PackageSetting ps = mSettings.mPackages.get(ent.getKey()); 1287 uids[i] = (ps != null) 1288 ? UserHandle.getUid(packageUserId, ps.appId) 1289 : -1; 1290 i++; 1291 } 1292 } 1293 size = i; 1294 mPendingBroadcasts.clear(); 1295 } 1296 // Send broadcasts 1297 for (int i = 0; i < size; i++) { 1298 sendPackageChangedBroadcast(packages[i], true, components[i], uids[i]); 1299 } 1300 Process.setThreadPriority(Process.THREAD_PRIORITY_BACKGROUND); 1301 break; 1302 } 1303 case START_CLEANING_PACKAGE: { 1304 Process.setThreadPriority(Process.THREAD_PRIORITY_DEFAULT); 1305 final String packageName = (String)msg.obj; 1306 final int userId = msg.arg1; 1307 final boolean andCode = msg.arg2 != 0; 1308 synchronized (mPackages) { 1309 if (userId == UserHandle.USER_ALL) { 1310 int[] users = sUserManager.getUserIds(); 1311 for (int user : users) { 1312 mSettings.addPackageToCleanLPw( 1313 new PackageCleanItem(user, packageName, andCode)); 1314 } 1315 } else { 1316 mSettings.addPackageToCleanLPw( 1317 new PackageCleanItem(userId, packageName, andCode)); 1318 } 1319 } 1320 Process.setThreadPriority(Process.THREAD_PRIORITY_BACKGROUND); 1321 startCleaningPackages(); 1322 } break; 1323 case POST_INSTALL: { 1324 if (DEBUG_INSTALL) Log.v(TAG, "Handling post-install for " + msg.arg1); 1325 PostInstallData data = mRunningInstalls.get(msg.arg1); 1326 mRunningInstalls.delete(msg.arg1); 1327 boolean deleteOld = false; 1328 1329 if (data != null) { 1330 InstallArgs args = data.args; 1331 PackageInstalledInfo res = data.res; 1332 1333 if (res.returnCode == PackageManager.INSTALL_SUCCEEDED) { 1334 final String packageName = res.pkg.applicationInfo.packageName; 1335 res.removedInfo.sendBroadcast(false, true, false); 1336 Bundle extras = new Bundle(1); 1337 extras.putInt(Intent.EXTRA_UID, res.uid); 1338 1339 // Now that we successfully installed the package, grant runtime 1340 // permissions if requested before broadcasting the install. 1341 if ((args.installFlags 1342 & PackageManager.INSTALL_GRANT_RUNTIME_PERMISSIONS) != 0) { 1343 grantRequestedRuntimePermissions(res.pkg, 1344 args.user.getIdentifier()); 1345 } 1346 1347 // Determine the set of users who are adding this 1348 // package for the first time vs. those who are seeing 1349 // an update. 1350 int[] firstUsers; 1351 int[] updateUsers = new int[0]; 1352 if (res.origUsers == null || res.origUsers.length == 0) { 1353 firstUsers = res.newUsers; 1354 } else { 1355 firstUsers = new int[0]; 1356 for (int i=0; i<res.newUsers.length; i++) { 1357 int user = res.newUsers[i]; 1358 boolean isNew = true; 1359 for (int j=0; j<res.origUsers.length; j++) { 1360 if (res.origUsers[j] == user) { 1361 isNew = false; 1362 break; 1363 } 1364 } 1365 if (isNew) { 1366 int[] newFirst = new int[firstUsers.length+1]; 1367 System.arraycopy(firstUsers, 0, newFirst, 0, 1368 firstUsers.length); 1369 newFirst[firstUsers.length] = user; 1370 firstUsers = newFirst; 1371 } else { 1372 int[] newUpdate = new int[updateUsers.length+1]; 1373 System.arraycopy(updateUsers, 0, newUpdate, 0, 1374 updateUsers.length); 1375 newUpdate[updateUsers.length] = user; 1376 updateUsers = newUpdate; 1377 } 1378 } 1379 } 1380 sendPackageBroadcast(Intent.ACTION_PACKAGE_ADDED, 1381 packageName, extras, null, null, firstUsers); 1382 final boolean update = res.removedInfo.removedPackage != null; 1383 if (update) { 1384 extras.putBoolean(Intent.EXTRA_REPLACING, true); 1385 } 1386 sendPackageBroadcast(Intent.ACTION_PACKAGE_ADDED, 1387 packageName, extras, null, null, updateUsers); 1388 if (update) { 1389 sendPackageBroadcast(Intent.ACTION_PACKAGE_REPLACED, 1390 packageName, extras, null, null, updateUsers); 1391 sendPackageBroadcast(Intent.ACTION_MY_PACKAGE_REPLACED, 1392 null, null, packageName, null, updateUsers); 1393 1394 // treat asec-hosted packages like removable media on upgrade 1395 if (res.pkg.isForwardLocked() || isExternal(res.pkg)) { 1396 if (DEBUG_INSTALL) { 1397 Slog.i(TAG, "upgrading pkg " + res.pkg 1398 + " is ASEC-hosted -> AVAILABLE"); 1399 } 1400 int[] uidArray = new int[] { res.pkg.applicationInfo.uid }; 1401 ArrayList<String> pkgList = new ArrayList<String>(1); 1402 pkgList.add(packageName); 1403 sendResourcesChangedBroadcast(true, true, 1404 pkgList,uidArray, null); 1405 } 1406 } 1407 if (res.removedInfo.args != null) { 1408 // Remove the replaced package's older resources safely now 1409 deleteOld = true; 1410 } 1411 1412 // If this app is a browser and it's newly-installed for some 1413 // users, clear any default-browser state in those users 1414 if (firstUsers.length > 0) { 1415 // the app's nature doesn't depend on the user, so we can just 1416 // check its browser nature in any user and generalize. 1417 if (packageIsBrowser(packageName, firstUsers[0])) { 1418 synchronized (mPackages) { 1419 for (int userId : firstUsers) { 1420 mSettings.setDefaultBrowserPackageNameLPw(null, userId); 1421 } 1422 } 1423 } 1424 } 1425 // Log current value of "unknown sources" setting 1426 EventLog.writeEvent(EventLogTags.UNKNOWN_SOURCES_ENABLED, 1427 getUnknownSourcesSettings()); 1428 } 1429 // Force a gc to clear up things 1430 Runtime.getRuntime().gc(); 1431 // We delete after a gc for applications on sdcard. 1432 if (deleteOld) { 1433 synchronized (mInstallLock) { 1434 res.removedInfo.args.doPostDeleteLI(true); 1435 } 1436 } 1437 if (args.observer != null) { 1438 try { 1439 Bundle extras = extrasForInstallResult(res); 1440 args.observer.onPackageInstalled(res.name, res.returnCode, 1441 res.returnMsg, extras); 1442 } catch (RemoteException e) { 1443 Slog.i(TAG, "Observer no longer exists."); 1444 } 1445 } 1446 } else { 1447 Slog.e(TAG, "Bogus post-install token " + msg.arg1); 1448 } 1449 } break; 1450 case UPDATED_MEDIA_STATUS: { 1451 if (DEBUG_SD_INSTALL) Log.i(TAG, "Got message UPDATED_MEDIA_STATUS"); 1452 boolean reportStatus = msg.arg1 == 1; 1453 boolean doGc = msg.arg2 == 1; 1454 if (DEBUG_SD_INSTALL) Log.i(TAG, "reportStatus=" + reportStatus + ", doGc = " + doGc); 1455 if (doGc) { 1456 // Force a gc to clear up stale containers. 1457 Runtime.getRuntime().gc(); 1458 } 1459 if (msg.obj != null) { 1460 @SuppressWarnings("unchecked") 1461 Set<AsecInstallArgs> args = (Set<AsecInstallArgs>) msg.obj; 1462 if (DEBUG_SD_INSTALL) Log.i(TAG, "Unloading all containers"); 1463 // Unload containers 1464 unloadAllContainers(args); 1465 } 1466 if (reportStatus) { 1467 try { 1468 if (DEBUG_SD_INSTALL) Log.i(TAG, "Invoking MountService call back"); 1469 PackageHelper.getMountService().finishMediaUpdate(); 1470 } catch (RemoteException e) { 1471 Log.e(TAG, "MountService not running?"); 1472 } 1473 } 1474 } break; 1475 case WRITE_SETTINGS: { 1476 Process.setThreadPriority(Process.THREAD_PRIORITY_DEFAULT); 1477 synchronized (mPackages) { 1478 removeMessages(WRITE_SETTINGS); 1479 removeMessages(WRITE_PACKAGE_RESTRICTIONS); 1480 mSettings.writeLPr(); 1481 mDirtyUsers.clear(); 1482 } 1483 Process.setThreadPriority(Process.THREAD_PRIORITY_BACKGROUND); 1484 } break; 1485 case WRITE_PACKAGE_RESTRICTIONS: { 1486 Process.setThreadPriority(Process.THREAD_PRIORITY_DEFAULT); 1487 synchronized (mPackages) { 1488 removeMessages(WRITE_PACKAGE_RESTRICTIONS); 1489 for (int userId : mDirtyUsers) { 1490 mSettings.writePackageRestrictionsLPr(userId); 1491 } 1492 mDirtyUsers.clear(); 1493 } 1494 Process.setThreadPriority(Process.THREAD_PRIORITY_BACKGROUND); 1495 } break; 1496 case CHECK_PENDING_VERIFICATION: { 1497 final int verificationId = msg.arg1; 1498 final PackageVerificationState state = mPendingVerification.get(verificationId); 1499 1500 if ((state != null) && !state.timeoutExtended()) { 1501 final InstallArgs args = state.getInstallArgs(); 1502 final Uri originUri = Uri.fromFile(args.origin.resolvedFile); 1503 1504 Slog.i(TAG, "Verification timed out for " + originUri); 1505 mPendingVerification.remove(verificationId); 1506 1507 int ret = PackageManager.INSTALL_FAILED_VERIFICATION_FAILURE; 1508 1509 if (getDefaultVerificationResponse() == PackageManager.VERIFICATION_ALLOW) { 1510 Slog.i(TAG, "Continuing with installation of " + originUri); 1511 state.setVerifierResponse(Binder.getCallingUid(), 1512 PackageManager.VERIFICATION_ALLOW_WITHOUT_SUFFICIENT); 1513 broadcastPackageVerified(verificationId, originUri, 1514 PackageManager.VERIFICATION_ALLOW, 1515 state.getInstallArgs().getUser()); 1516 try { 1517 ret = args.copyApk(mContainerService, true); 1518 } catch (RemoteException e) { 1519 Slog.e(TAG, "Could not contact the ContainerService"); 1520 } 1521 } else { 1522 broadcastPackageVerified(verificationId, originUri, 1523 PackageManager.VERIFICATION_REJECT, 1524 state.getInstallArgs().getUser()); 1525 } 1526 1527 processPendingInstall(args, ret); 1528 mHandler.sendEmptyMessage(MCS_UNBIND); 1529 } 1530 break; 1531 } 1532 case PACKAGE_VERIFIED: { 1533 final int verificationId = msg.arg1; 1534 1535 final PackageVerificationState state = mPendingVerification.get(verificationId); 1536 if (state == null) { 1537 Slog.w(TAG, "Invalid verification token " + verificationId + " received"); 1538 break; 1539 } 1540 1541 final PackageVerificationResponse response = (PackageVerificationResponse) msg.obj; 1542 1543 state.setVerifierResponse(response.callerUid, response.code); 1544 1545 if (state.isVerificationComplete()) { 1546 mPendingVerification.remove(verificationId); 1547 1548 final InstallArgs args = state.getInstallArgs(); 1549 final Uri originUri = Uri.fromFile(args.origin.resolvedFile); 1550 1551 int ret; 1552 if (state.isInstallAllowed()) { 1553 ret = PackageManager.INSTALL_FAILED_INTERNAL_ERROR; 1554 broadcastPackageVerified(verificationId, originUri, 1555 response.code, state.getInstallArgs().getUser()); 1556 try { 1557 ret = args.copyApk(mContainerService, true); 1558 } catch (RemoteException e) { 1559 Slog.e(TAG, "Could not contact the ContainerService"); 1560 } 1561 } else { 1562 ret = PackageManager.INSTALL_FAILED_VERIFICATION_FAILURE; 1563 } 1564 1565 processPendingInstall(args, ret); 1566 1567 mHandler.sendEmptyMessage(MCS_UNBIND); 1568 } 1569 1570 break; 1571 } 1572 case START_INTENT_FILTER_VERIFICATIONS: { 1573 IFVerificationParams params = (IFVerificationParams) msg.obj; 1574 verifyIntentFiltersIfNeeded(params.userId, params.verifierUid, 1575 params.replacing, params.pkg); 1576 break; 1577 } 1578 case INTENT_FILTER_VERIFIED: { 1579 final int verificationId = msg.arg1; 1580 1581 final IntentFilterVerificationState state = mIntentFilterVerificationStates.get( 1582 verificationId); 1583 if (state == null) { 1584 Slog.w(TAG, "Invalid IntentFilter verification token " 1585 + verificationId + " received"); 1586 break; 1587 } 1588 1589 final int userId = state.getUserId(); 1590 1591 if (DEBUG_DOMAIN_VERIFICATION) Slog.d(TAG, 1592 "Processing IntentFilter verification with token:" 1593 + verificationId + " and userId:" + userId); 1594 1595 final IntentFilterVerificationResponse response = 1596 (IntentFilterVerificationResponse) msg.obj; 1597 1598 state.setVerifierResponse(response.callerUid, response.code); 1599 1600 if (DEBUG_DOMAIN_VERIFICATION) Slog.d(TAG, 1601 "IntentFilter verification with token:" + verificationId 1602 + " and userId:" + userId 1603 + " is settings verifier response with response code:" 1604 + response.code); 1605 1606 if (response.code == PackageManager.INTENT_FILTER_VERIFICATION_FAILURE) { 1607 if (DEBUG_DOMAIN_VERIFICATION) Slog.d(TAG, "Domains failing verification: " 1608 + response.getFailedDomainsString()); 1609 } 1610 1611 if (state.isVerificationComplete()) { 1612 mIntentFilterVerifier.receiveVerificationResponse(verificationId); 1613 } else { 1614 if (DEBUG_DOMAIN_VERIFICATION) Slog.d(TAG, 1615 "IntentFilter verification with token:" + verificationId 1616 + " was not said to be complete"); 1617 } 1618 1619 break; 1620 } 1621 } 1622 } 1623 } 1624 1625 private StorageEventListener mStorageListener = new StorageEventListener() { 1626 @Override 1627 public void onVolumeStateChanged(VolumeInfo vol, int oldState, int newState) { 1628 if (vol.type == VolumeInfo.TYPE_PRIVATE) { 1629 if (vol.state == VolumeInfo.STATE_MOUNTED) { 1630 final String volumeUuid = vol.getFsUuid(); 1631 1632 // Clean up any users or apps that were removed or recreated 1633 // while this volume was missing 1634 reconcileUsers(volumeUuid); 1635 reconcileApps(volumeUuid); 1636 1637 // Clean up any install sessions that expired or were 1638 // cancelled while this volume was missing 1639 mInstallerService.onPrivateVolumeMounted(volumeUuid); 1640 1641 loadPrivatePackages(vol); 1642 1643 } else if (vol.state == VolumeInfo.STATE_EJECTING) { 1644 unloadPrivatePackages(vol); 1645 } 1646 } 1647 1648 if (vol.type == VolumeInfo.TYPE_PUBLIC && vol.isPrimary()) { 1649 if (vol.state == VolumeInfo.STATE_MOUNTED) { 1650 updateExternalMediaStatus(true, false); 1651 } else if (vol.state == VolumeInfo.STATE_EJECTING) { 1652 updateExternalMediaStatus(false, false); 1653 } 1654 } 1655 } 1656 1657 @Override 1658 public void onVolumeForgotten(String fsUuid) { 1659 // Remove any apps installed on the forgotten volume 1660 synchronized (mPackages) { 1661 final List<PackageSetting> packages = mSettings.getVolumePackagesLPr(fsUuid); 1662 for (PackageSetting ps : packages) { 1663 Slog.d(TAG, "Destroying " + ps.name + " because volume was forgotten"); 1664 deletePackage(ps.name, new LegacyPackageDeleteObserver(null).getBinder(), 1665 UserHandle.USER_OWNER, PackageManager.DELETE_ALL_USERS); 1666 } 1667 1668 mSettings.writeLPr(); 1669 } 1670 } 1671 }; 1672 1673 private void grantRequestedRuntimePermissions(PackageParser.Package pkg, int userId) { 1674 if (userId >= UserHandle.USER_OWNER) { 1675 grantRequestedRuntimePermissionsForUser(pkg, userId); 1676 } else if (userId == UserHandle.USER_ALL) { 1677 for (int someUserId : UserManagerService.getInstance().getUserIds()) { 1678 grantRequestedRuntimePermissionsForUser(pkg, someUserId); 1679 } 1680 } 1681 1682 // We could have touched GID membership, so flush out packages.list 1683 synchronized (mPackages) { 1684 mSettings.writePackageListLPr(); 1685 } 1686 } 1687 1688 private void grantRequestedRuntimePermissionsForUser(PackageParser.Package pkg, int userId) { 1689 SettingBase sb = (SettingBase) pkg.mExtras; 1690 if (sb == null) { 1691 return; 1692 } 1693 1694 PermissionsState permissionsState = sb.getPermissionsState(); 1695 1696 for (String permission : pkg.requestedPermissions) { 1697 BasePermission bp = mSettings.mPermissions.get(permission); 1698 if (bp != null && bp.isRuntime()) { 1699 permissionsState.grantRuntimePermission(bp, userId); 1700 } 1701 } 1702 } 1703 1704 Bundle extrasForInstallResult(PackageInstalledInfo res) { 1705 Bundle extras = null; 1706 switch (res.returnCode) { 1707 case PackageManager.INSTALL_FAILED_DUPLICATE_PERMISSION: { 1708 extras = new Bundle(); 1709 extras.putString(PackageManager.EXTRA_FAILURE_EXISTING_PERMISSION, 1710 res.origPermission); 1711 extras.putString(PackageManager.EXTRA_FAILURE_EXISTING_PACKAGE, 1712 res.origPackage); 1713 break; 1714 } 1715 case PackageManager.INSTALL_SUCCEEDED: { 1716 extras = new Bundle(); 1717 extras.putBoolean(Intent.EXTRA_REPLACING, 1718 res.removedInfo != null && res.removedInfo.removedPackage != null); 1719 break; 1720 } 1721 } 1722 return extras; 1723 } 1724 1725 void scheduleWriteSettingsLocked() { 1726 if (!mHandler.hasMessages(WRITE_SETTINGS)) { 1727 mHandler.sendEmptyMessageDelayed(WRITE_SETTINGS, WRITE_SETTINGS_DELAY); 1728 } 1729 } 1730 1731 void scheduleWritePackageRestrictionsLocked(int userId) { 1732 if (!sUserManager.exists(userId)) return; 1733 mDirtyUsers.add(userId); 1734 if (!mHandler.hasMessages(WRITE_PACKAGE_RESTRICTIONS)) { 1735 mHandler.sendEmptyMessageDelayed(WRITE_PACKAGE_RESTRICTIONS, WRITE_SETTINGS_DELAY); 1736 } 1737 } 1738 1739 public static PackageManagerService main(Context context, Installer installer, 1740 boolean factoryTest, boolean onlyCore) { 1741 PackageManagerService m = new PackageManagerService(context, installer, 1742 factoryTest, onlyCore); 1743 ServiceManager.addService("package", m); 1744 return m; 1745 } 1746 1747 static String[] splitString(String str, char sep) { 1748 int count = 1; 1749 int i = 0; 1750 while ((i=str.indexOf(sep, i)) >= 0) { 1751 count++; 1752 i++; 1753 } 1754 1755 String[] res = new String[count]; 1756 i=0; 1757 count = 0; 1758 int lastI=0; 1759 while ((i=str.indexOf(sep, i)) >= 0) { 1760 res[count] = str.substring(lastI, i); 1761 count++; 1762 i++; 1763 lastI = i; 1764 } 1765 res[count] = str.substring(lastI, str.length()); 1766 return res; 1767 } 1768 1769 private static void getDefaultDisplayMetrics(Context context, DisplayMetrics metrics) { 1770 DisplayManager displayManager = (DisplayManager) context.getSystemService( 1771 Context.DISPLAY_SERVICE); 1772 displayManager.getDisplay(Display.DEFAULT_DISPLAY).getMetrics(metrics); 1773 } 1774 1775 public PackageManagerService(Context context, Installer installer, 1776 boolean factoryTest, boolean onlyCore) { 1777 EventLog.writeEvent(EventLogTags.BOOT_PROGRESS_PMS_START, 1778 SystemClock.uptimeMillis()); 1779 1780 if (mSdkVersion <= 0) { 1781 Slog.w(TAG, "**** ro.build.version.sdk not set!"); 1782 } 1783 1784 mContext = context; 1785 mFactoryTest = factoryTest; 1786 mOnlyCore = onlyCore; 1787 mLazyDexOpt = "eng".equals(SystemProperties.get("ro.build.type")); 1788 mMetrics = new DisplayMetrics(); 1789 mSettings = new Settings(mPackages); 1790 mSettings.addSharedUserLPw("android.uid.system", Process.SYSTEM_UID, 1791 ApplicationInfo.FLAG_SYSTEM, ApplicationInfo.PRIVATE_FLAG_PRIVILEGED); 1792 mSettings.addSharedUserLPw("android.uid.phone", RADIO_UID, 1793 ApplicationInfo.FLAG_SYSTEM, ApplicationInfo.PRIVATE_FLAG_PRIVILEGED); 1794 mSettings.addSharedUserLPw("android.uid.log", LOG_UID, 1795 ApplicationInfo.FLAG_SYSTEM, ApplicationInfo.PRIVATE_FLAG_PRIVILEGED); 1796 mSettings.addSharedUserLPw("android.uid.nfc", NFC_UID, 1797 ApplicationInfo.FLAG_SYSTEM, ApplicationInfo.PRIVATE_FLAG_PRIVILEGED); 1798 mSettings.addSharedUserLPw("android.uid.bluetooth", BLUETOOTH_UID, 1799 ApplicationInfo.FLAG_SYSTEM, ApplicationInfo.PRIVATE_FLAG_PRIVILEGED); 1800 mSettings.addSharedUserLPw("android.uid.shell", SHELL_UID, 1801 ApplicationInfo.FLAG_SYSTEM, ApplicationInfo.PRIVATE_FLAG_PRIVILEGED); 1802 1803 // TODO: add a property to control this? 1804 long dexOptLRUThresholdInMinutes; 1805 if (mLazyDexOpt) { 1806 dexOptLRUThresholdInMinutes = 30; // only last 30 minutes of apps for eng builds. 1807 } else { 1808 dexOptLRUThresholdInMinutes = 7 * 24 * 60; // apps used in the 7 days for users. 1809 } 1810 mDexOptLRUThresholdInMills = dexOptLRUThresholdInMinutes * 60 * 1000; 1811 1812 String separateProcesses = SystemProperties.get("debug.separate_processes"); 1813 if (separateProcesses != null && separateProcesses.length() > 0) { 1814 if ("*".equals(separateProcesses)) { 1815 mDefParseFlags = PackageParser.PARSE_IGNORE_PROCESSES; 1816 mSeparateProcesses = null; 1817 Slog.w(TAG, "Running with debug.separate_processes: * (ALL)"); 1818 } else { 1819 mDefParseFlags = 0; 1820 mSeparateProcesses = separateProcesses.split(","); 1821 Slog.w(TAG, "Running with debug.separate_processes: " 1822 + separateProcesses); 1823 } 1824 } else { 1825 mDefParseFlags = 0; 1826 mSeparateProcesses = null; 1827 } 1828 1829 mInstaller = installer; 1830 mPackageDexOptimizer = new PackageDexOptimizer(this); 1831 mMoveCallbacks = new MoveCallbacks(FgThread.get().getLooper()); 1832 1833 mOnPermissionChangeListeners = new OnPermissionChangeListeners( 1834 FgThread.get().getLooper()); 1835 1836 getDefaultDisplayMetrics(context, mMetrics); 1837 1838 SystemConfig systemConfig = SystemConfig.getInstance(); 1839 mGlobalGids = systemConfig.getGlobalGids(); 1840 mSystemPermissions = systemConfig.getSystemPermissions(); 1841 mAvailableFeatures = systemConfig.getAvailableFeatures(); 1842 1843 synchronized (mInstallLock) { 1844 // writer 1845 synchronized (mPackages) { 1846 mHandlerThread = new ServiceThread(TAG, 1847 Process.THREAD_PRIORITY_BACKGROUND, true /*allowIo*/); 1848 mHandlerThread.start(); 1849 mHandler = new PackageHandler(mHandlerThread.getLooper()); 1850 Watchdog.getInstance().addThread(mHandler, WATCHDOG_TIMEOUT); 1851 1852 File dataDir = Environment.getDataDirectory(); 1853 mAppDataDir = new File(dataDir, "data"); 1854 mAppInstallDir = new File(dataDir, "app"); 1855 mAppLib32InstallDir = new File(dataDir, "app-lib"); 1856 mAsecInternalPath = new File(dataDir, "app-asec").getPath(); 1857 mUserAppDataDir = new File(dataDir, "user"); 1858 mDrmAppPrivateInstallDir = new File(dataDir, "app-private"); 1859 1860 sUserManager = new UserManagerService(context, this, 1861 mInstallLock, mPackages); 1862 1863 // Propagate permission configuration in to package manager. 1864 ArrayMap<String, SystemConfig.PermissionEntry> permConfig 1865 = systemConfig.getPermissions(); 1866 for (int i=0; i<permConfig.size(); i++) { 1867 SystemConfig.PermissionEntry perm = permConfig.valueAt(i); 1868 BasePermission bp = mSettings.mPermissions.get(perm.name); 1869 if (bp == null) { 1870 bp = new BasePermission(perm.name, "android", BasePermission.TYPE_BUILTIN); 1871 mSettings.mPermissions.put(perm.name, bp); 1872 } 1873 if (perm.gids != null) { 1874 bp.setGids(perm.gids, perm.perUser); 1875 } 1876 } 1877 1878 ArrayMap<String, String> libConfig = systemConfig.getSharedLibraries(); 1879 for (int i=0; i<libConfig.size(); i++) { 1880 mSharedLibraries.put(libConfig.keyAt(i), 1881 new SharedLibraryEntry(libConfig.valueAt(i), null)); 1882 } 1883 1884 mFoundPolicyFile = SELinuxMMAC.readInstallPolicy(); 1885 1886 mRestoredSettings = mSettings.readLPw(this, sUserManager.getUsers(false), 1887 mSdkVersion, mOnlyCore); 1888 1889 String customResolverActivity = Resources.getSystem().getString( 1890 R.string.config_customResolverActivity); 1891 if (TextUtils.isEmpty(customResolverActivity)) { 1892 customResolverActivity = null; 1893 } else { 1894 mCustomResolverComponentName = ComponentName.unflattenFromString( 1895 customResolverActivity); 1896 } 1897 1898 long startTime = SystemClock.uptimeMillis(); 1899 1900 EventLog.writeEvent(EventLogTags.BOOT_PROGRESS_PMS_SYSTEM_SCAN_START, 1901 startTime); 1902 1903 // Set flag to monitor and not change apk file paths when 1904 // scanning install directories. 1905 final int scanFlags = SCAN_NO_PATHS | SCAN_DEFER_DEX | SCAN_BOOTING | SCAN_INITIAL; 1906 1907 final ArraySet<String> alreadyDexOpted = new ArraySet<String>(); 1908 1909 /** 1910 * Add everything in the in the boot class path to the 1911 * list of process files because dexopt will have been run 1912 * if necessary during zygote startup. 1913 */ 1914 final String bootClassPath = System.getenv("BOOTCLASSPATH"); 1915 final String systemServerClassPath = System.getenv("SYSTEMSERVERCLASSPATH"); 1916 1917 if (bootClassPath != null) { 1918 String[] bootClassPathElements = splitString(bootClassPath, ':'); 1919 for (String element : bootClassPathElements) { 1920 alreadyDexOpted.add(element); 1921 } 1922 } else { 1923 Slog.w(TAG, "No BOOTCLASSPATH found!"); 1924 } 1925 1926 if (systemServerClassPath != null) { 1927 String[] systemServerClassPathElements = splitString(systemServerClassPath, ':'); 1928 for (String element : systemServerClassPathElements) { 1929 alreadyDexOpted.add(element); 1930 } 1931 } else { 1932 Slog.w(TAG, "No SYSTEMSERVERCLASSPATH found!"); 1933 } 1934 1935 final List<String> allInstructionSets = InstructionSets.getAllInstructionSets(); 1936 final String[] dexCodeInstructionSets = 1937 getDexCodeInstructionSets( 1938 allInstructionSets.toArray(new String[allInstructionSets.size()])); 1939 1940 /** 1941 * Ensure all external libraries have had dexopt run on them. 1942 */ 1943 if (mSharedLibraries.size() > 0) { 1944 // NOTE: For now, we're compiling these system "shared libraries" 1945 // (and framework jars) into all available architectures. It's possible 1946 // to compile them only when we come across an app that uses them (there's 1947 // already logic for that in scanPackageLI) but that adds some complexity. 1948 for (String dexCodeInstructionSet : dexCodeInstructionSets) { 1949 for (SharedLibraryEntry libEntry : mSharedLibraries.values()) { 1950 final String lib = libEntry.path; 1951 if (lib == null) { 1952 continue; 1953 } 1954 1955 try { 1956 int dexoptNeeded = DexFile.getDexOptNeeded(lib, null, dexCodeInstructionSet, false); 1957 if (dexoptNeeded != DexFile.NO_DEXOPT_NEEDED) { 1958 alreadyDexOpted.add(lib); 1959 mInstaller.dexopt(lib, Process.SYSTEM_UID, true, dexCodeInstructionSet, dexoptNeeded); 1960 } 1961 } catch (FileNotFoundException e) { 1962 Slog.w(TAG, "Library not found: " + lib); 1963 } catch (IOException e) { 1964 Slog.w(TAG, "Cannot dexopt " + lib + "; is it an APK or JAR? " 1965 + e.getMessage()); 1966 } 1967 } 1968 } 1969 } 1970 1971 File frameworkDir = new File(Environment.getRootDirectory(), "framework"); 1972 1973 // Gross hack for now: we know this file doesn't contain any 1974 // code, so don't dexopt it to avoid the resulting log spew. 1975 alreadyDexOpted.add(frameworkDir.getPath() + "/framework-res.apk"); 1976 1977 // Gross hack for now: we know this file is only part of 1978 // the boot class path for art, so don't dexopt it to 1979 // avoid the resulting log spew. 1980 alreadyDexOpted.add(frameworkDir.getPath() + "/core-libart.jar"); 1981 1982 /** 1983 * There are a number of commands implemented in Java, which 1984 * we currently need to do the dexopt on so that they can be 1985 * run from a non-root shell. 1986 */ 1987 String[] frameworkFiles = frameworkDir.list(); 1988 if (frameworkFiles != null) { 1989 // TODO: We could compile these only for the most preferred ABI. We should 1990 // first double check that the dex files for these commands are not referenced 1991 // by other system apps. 1992 for (String dexCodeInstructionSet : dexCodeInstructionSets) { 1993 for (int i=0; i<frameworkFiles.length; i++) { 1994 File libPath = new File(frameworkDir, frameworkFiles[i]); 1995 String path = libPath.getPath(); 1996 // Skip the file if we already did it. 1997 if (alreadyDexOpted.contains(path)) { 1998 continue; 1999 } 2000 // Skip the file if it is not a type we want to dexopt. 2001 if (!path.endsWith(".apk") && !path.endsWith(".jar")) { 2002 continue; 2003 } 2004 try { 2005 int dexoptNeeded = DexFile.getDexOptNeeded(path, null, dexCodeInstructionSet, false); 2006 if (dexoptNeeded != DexFile.NO_DEXOPT_NEEDED) { 2007 mInstaller.dexopt(path, Process.SYSTEM_UID, true, dexCodeInstructionSet, dexoptNeeded); 2008 } 2009 } catch (FileNotFoundException e) { 2010 Slog.w(TAG, "Jar not found: " + path); 2011 } catch (IOException e) { 2012 Slog.w(TAG, "Exception reading jar: " + path, e); 2013 } 2014 } 2015 } 2016 } 2017 2018 // Collect vendor overlay packages. 2019 // (Do this before scanning any apps.) 2020 // For security and version matching reason, only consider 2021 // overlay packages if they reside in VENDOR_OVERLAY_DIR. 2022 File vendorOverlayDir = new File(VENDOR_OVERLAY_DIR); 2023 scanDirLI(vendorOverlayDir, PackageParser.PARSE_IS_SYSTEM 2024 | PackageParser.PARSE_IS_SYSTEM_DIR, scanFlags | SCAN_TRUSTED_OVERLAY, 0); 2025 2026 // Find base frameworks (resource packages without code). 2027 scanDirLI(frameworkDir, PackageParser.PARSE_IS_SYSTEM 2028 | PackageParser.PARSE_IS_SYSTEM_DIR 2029 | PackageParser.PARSE_IS_PRIVILEGED, 2030 scanFlags | SCAN_NO_DEX, 0); 2031 2032 // Collected privileged system packages. 2033 final File privilegedAppDir = new File(Environment.getRootDirectory(), "priv-app"); 2034 scanDirLI(privilegedAppDir, PackageParser.PARSE_IS_SYSTEM 2035 | PackageParser.PARSE_IS_SYSTEM_DIR 2036 | PackageParser.PARSE_IS_PRIVILEGED, scanFlags, 0); 2037 2038 // Collect ordinary system packages. 2039 final File systemAppDir = new File(Environment.getRootDirectory(), "app"); 2040 scanDirLI(systemAppDir, PackageParser.PARSE_IS_SYSTEM 2041 | PackageParser.PARSE_IS_SYSTEM_DIR, scanFlags, 0); 2042 2043 // Collect all vendor packages. 2044 File vendorAppDir = new File("/vendor/app"); 2045 try { 2046 vendorAppDir = vendorAppDir.getCanonicalFile(); 2047 } catch (IOException e) { 2048 // failed to look up canonical path, continue with original one 2049 } 2050 scanDirLI(vendorAppDir, PackageParser.PARSE_IS_SYSTEM 2051 | PackageParser.PARSE_IS_SYSTEM_DIR, scanFlags, 0); 2052 2053 // Collect all OEM packages. 2054 final File oemAppDir = new File(Environment.getOemDirectory(), "app"); 2055 scanDirLI(oemAppDir, PackageParser.PARSE_IS_SYSTEM 2056 | PackageParser.PARSE_IS_SYSTEM_DIR, scanFlags, 0); 2057 2058 if (DEBUG_UPGRADE) Log.v(TAG, "Running installd update commands"); 2059 mInstaller.moveFiles(); 2060 2061 // Prune any system packages that no longer exist. 2062 final List<String> possiblyDeletedUpdatedSystemApps = new ArrayList<String>(); 2063 if (!mOnlyCore) { 2064 Iterator<PackageSetting> psit = mSettings.mPackages.values().iterator(); 2065 while (psit.hasNext()) { 2066 PackageSetting ps = psit.next(); 2067 2068 /* 2069 * If this is not a system app, it can't be a 2070 * disable system app. 2071 */ 2072 if ((ps.pkgFlags & ApplicationInfo.FLAG_SYSTEM) == 0) { 2073 continue; 2074 } 2075 2076 /* 2077 * If the package is scanned, it's not erased. 2078 */ 2079 final PackageParser.Package scannedPkg = mPackages.get(ps.name); 2080 if (scannedPkg != null) { 2081 /* 2082 * If the system app is both scanned and in the 2083 * disabled packages list, then it must have been 2084 * added via OTA. Remove it from the currently 2085 * scanned package so the previously user-installed 2086 * application can be scanned. 2087 */ 2088 if (mSettings.isDisabledSystemPackageLPr(ps.name)) { 2089 logCriticalInfo(Log.WARN, "Expecting better updated system app for " 2090 + ps.name + "; removing system app. Last known codePath=" 2091 + ps.codePathString + ", installStatus=" + ps.installStatus 2092 + ", versionCode=" + ps.versionCode + "; scanned versionCode=" 2093 + scannedPkg.mVersionCode); 2094 removePackageLI(ps, true); 2095 mExpectingBetter.put(ps.name, ps.codePath); 2096 } 2097 2098 continue; 2099 } 2100 2101 if (!mSettings.isDisabledSystemPackageLPr(ps.name)) { 2102 psit.remove(); 2103 logCriticalInfo(Log.WARN, "System package " + ps.name 2104 + " no longer exists; wiping its data"); 2105 removeDataDirsLI(null, ps.name); 2106 } else { 2107 final PackageSetting disabledPs = mSettings.getDisabledSystemPkgLPr(ps.name); 2108 if (disabledPs.codePath == null || !disabledPs.codePath.exists()) { 2109 possiblyDeletedUpdatedSystemApps.add(ps.name); 2110 } 2111 } 2112 } 2113 } 2114 2115 //look for any incomplete package installations 2116 ArrayList<PackageSetting> deletePkgsList = mSettings.getListOfIncompleteInstallPackagesLPr(); 2117 //clean up list 2118 for(int i = 0; i < deletePkgsList.size(); i++) { 2119 //clean up here 2120 cleanupInstallFailedPackage(deletePkgsList.get(i)); 2121 } 2122 //delete tmp files 2123 deleteTempPackageFiles(); 2124 2125 // Remove any shared userIDs that have no associated packages 2126 mSettings.pruneSharedUsersLPw(); 2127 2128 if (!mOnlyCore) { 2129 EventLog.writeEvent(EventLogTags.BOOT_PROGRESS_PMS_DATA_SCAN_START, 2130 SystemClock.uptimeMillis()); 2131 scanDirLI(mAppInstallDir, 0, scanFlags | SCAN_REQUIRE_KNOWN, 0); 2132 2133 scanDirLI(mDrmAppPrivateInstallDir, PackageParser.PARSE_FORWARD_LOCK, 2134 scanFlags | SCAN_REQUIRE_KNOWN, 0); 2135 2136 /** 2137 * Remove disable package settings for any updated system 2138 * apps that were removed via an OTA. If they're not a 2139 * previously-updated app, remove them completely. 2140 * Otherwise, just revoke their system-level permissions. 2141 */ 2142 for (String deletedAppName : possiblyDeletedUpdatedSystemApps) { 2143 PackageParser.Package deletedPkg = mPackages.get(deletedAppName); 2144 mSettings.removeDisabledSystemPackageLPw(deletedAppName); 2145 2146 String msg; 2147 if (deletedPkg == null) { 2148 msg = "Updated system package " + deletedAppName 2149 + " no longer exists; wiping its data"; 2150 removeDataDirsLI(null, deletedAppName); 2151 } else { 2152 msg = "Updated system app + " + deletedAppName 2153 + " no longer present; removing system privileges for " 2154 + deletedAppName; 2155 2156 deletedPkg.applicationInfo.flags &= ~ApplicationInfo.FLAG_SYSTEM; 2157 2158 PackageSetting deletedPs = mSettings.mPackages.get(deletedAppName); 2159 deletedPs.pkgFlags &= ~ApplicationInfo.FLAG_SYSTEM; 2160 } 2161 logCriticalInfo(Log.WARN, msg); 2162 } 2163 2164 /** 2165 * Make sure all system apps that we expected to appear on 2166 * the userdata partition actually showed up. If they never 2167 * appeared, crawl back and revive the system version. 2168 */ 2169 for (int i = 0; i < mExpectingBetter.size(); i++) { 2170 final String packageName = mExpectingBetter.keyAt(i); 2171 if (!mPackages.containsKey(packageName)) { 2172 final File scanFile = mExpectingBetter.valueAt(i); 2173 2174 logCriticalInfo(Log.WARN, "Expected better " + packageName 2175 + " but never showed up; reverting to system"); 2176 2177 final int reparseFlags; 2178 if (FileUtils.contains(privilegedAppDir, scanFile)) { 2179 reparseFlags = PackageParser.PARSE_IS_SYSTEM 2180 | PackageParser.PARSE_IS_SYSTEM_DIR 2181 | PackageParser.PARSE_IS_PRIVILEGED; 2182 } else if (FileUtils.contains(systemAppDir, scanFile)) { 2183 reparseFlags = PackageParser.PARSE_IS_SYSTEM 2184 | PackageParser.PARSE_IS_SYSTEM_DIR; 2185 } else if (FileUtils.contains(vendorAppDir, scanFile)) { 2186 reparseFlags = PackageParser.PARSE_IS_SYSTEM 2187 | PackageParser.PARSE_IS_SYSTEM_DIR; 2188 } else if (FileUtils.contains(oemAppDir, scanFile)) { 2189 reparseFlags = PackageParser.PARSE_IS_SYSTEM 2190 | PackageParser.PARSE_IS_SYSTEM_DIR; 2191 } else { 2192 Slog.e(TAG, "Ignoring unexpected fallback path " + scanFile); 2193 continue; 2194 } 2195 2196 mSettings.enableSystemPackageLPw(packageName); 2197 2198 try { 2199 scanPackageLI(scanFile, reparseFlags, scanFlags, 0, null); 2200 } catch (PackageManagerException e) { 2201 Slog.e(TAG, "Failed to parse original system package: " 2202 + e.getMessage()); 2203 } 2204 } 2205 } 2206 } 2207 mExpectingBetter.clear(); 2208 2209 // Now that we know all of the shared libraries, update all clients to have 2210 // the correct library paths. 2211 updateAllSharedLibrariesLPw(); 2212 2213 for (SharedUserSetting setting : mSettings.getAllSharedUsersLPw()) { 2214 // NOTE: We ignore potential failures here during a system scan (like 2215 // the rest of the commands above) because there's precious little we 2216 // can do about it. A settings error is reported, though. 2217 adjustCpuAbisForSharedUserLPw(setting.packages, null /* scanned package */, 2218 false /* force dexopt */, false /* defer dexopt */); 2219 } 2220 2221 // Now that we know all the packages we are keeping, 2222 // read and update their last usage times. 2223 mPackageUsage.readLP(); 2224 2225 EventLog.writeEvent(EventLogTags.BOOT_PROGRESS_PMS_SCAN_END, 2226 SystemClock.uptimeMillis()); 2227 Slog.i(TAG, "Time to scan packages: " 2228 + ((SystemClock.uptimeMillis()-startTime)/1000f) 2229 + " seconds"); 2230 2231 // If the platform SDK has changed since the last time we booted, 2232 // we need to re-grant app permission to catch any new ones that 2233 // appear. This is really a hack, and means that apps can in some 2234 // cases get permissions that the user didn't initially explicitly 2235 // allow... it would be nice to have some better way to handle 2236 // this situation. 2237 final boolean regrantPermissions = mSettings.mInternalSdkPlatform 2238 != mSdkVersion; 2239 if (regrantPermissions) Slog.i(TAG, "Platform changed from " 2240 + mSettings.mInternalSdkPlatform + " to " + mSdkVersion 2241 + "; regranting permissions for internal storage"); 2242 mSettings.mInternalSdkPlatform = mSdkVersion; 2243 2244 updatePermissionsLPw(null, null, UPDATE_PERMISSIONS_ALL 2245 | (regrantPermissions 2246 ? (UPDATE_PERMISSIONS_REPLACE_PKG|UPDATE_PERMISSIONS_REPLACE_ALL) 2247 : 0)); 2248 2249 // If this is the first boot, and it is a normal boot, then 2250 // we need to initialize the default preferred apps. 2251 if (!mRestoredSettings && !onlyCore) { 2252 mSettings.applyDefaultPreferredAppsLPw(this, UserHandle.USER_OWNER); 2253 applyFactoryDefaultBrowserLPw(UserHandle.USER_OWNER); 2254 primeDomainVerificationsLPw(UserHandle.USER_OWNER); 2255 } 2256 2257 // If this is first boot after an OTA, and a normal boot, then 2258 // we need to clear code cache directories. 2259 mIsUpgrade = !Build.FINGERPRINT.equals(mSettings.mFingerprint); 2260 if (mIsUpgrade && !onlyCore) { 2261 Slog.i(TAG, "Build fingerprint changed; clearing code caches"); 2262 for (int i = 0; i < mSettings.mPackages.size(); i++) { 2263 final PackageSetting ps = mSettings.mPackages.valueAt(i); 2264 deleteCodeCacheDirsLI(ps.volumeUuid, ps.name); 2265 } 2266 mSettings.mFingerprint = Build.FINGERPRINT; 2267 } 2268 2269 checkDefaultBrowser(); 2270 2271 // All the changes are done during package scanning. 2272 mSettings.updateInternalDatabaseVersion(); 2273 2274 // can downgrade to reader 2275 mSettings.writeLPr(); 2276 2277 EventLog.writeEvent(EventLogTags.BOOT_PROGRESS_PMS_READY, 2278 SystemClock.uptimeMillis()); 2279 2280 mRequiredVerifierPackage = getRequiredVerifierLPr(); 2281 mRequiredInstallerPackage = getRequiredInstallerLPr(); 2282 2283 mInstallerService = new PackageInstallerService(context, this); 2284 2285 mIntentFilterVerifierComponent = getIntentFilterVerifierComponentNameLPr(); 2286 mIntentFilterVerifier = new IntentVerifierProxy(mContext, 2287 mIntentFilterVerifierComponent); 2288 2289 } // synchronized (mPackages) 2290 } // synchronized (mInstallLock) 2291 2292 // Now after opening every single application zip, make sure they 2293 // are all flushed. Not really needed, but keeps things nice and 2294 // tidy. 2295 Runtime.getRuntime().gc(); 2296 2297 // Expose private service for system components to use. 2298 LocalServices.addService(PackageManagerInternal.class, new PackageManagerInternalImpl()); 2299 } 2300 2301 @Override 2302 public boolean isFirstBoot() { 2303 return !mRestoredSettings; 2304 } 2305 2306 @Override 2307 public boolean isOnlyCoreApps() { 2308 return mOnlyCore; 2309 } 2310 2311 @Override 2312 public boolean isUpgrade() { 2313 return mIsUpgrade; 2314 } 2315 2316 private String getRequiredVerifierLPr() { 2317 final Intent verification = new Intent(Intent.ACTION_PACKAGE_NEEDS_VERIFICATION); 2318 final List<ResolveInfo> receivers = queryIntentReceivers(verification, PACKAGE_MIME_TYPE, 2319 PackageManager.GET_DISABLED_COMPONENTS, 0 /* TODO: Which userId? */); 2320 2321 String requiredVerifier = null; 2322 2323 final int N = receivers.size(); 2324 for (int i = 0; i < N; i++) { 2325 final ResolveInfo info = receivers.get(i); 2326 2327 if (info.activityInfo == null) { 2328 continue; 2329 } 2330 2331 final String packageName = info.activityInfo.packageName; 2332 2333 if (checkPermission(android.Manifest.permission.PACKAGE_VERIFICATION_AGENT, 2334 packageName, UserHandle.USER_OWNER) != PackageManager.PERMISSION_GRANTED) { 2335 continue; 2336 } 2337 2338 if (requiredVerifier != null) { 2339 throw new RuntimeException("There can be only one required verifier"); 2340 } 2341 2342 requiredVerifier = packageName; 2343 } 2344 2345 return requiredVerifier; 2346 } 2347 2348 private String getRequiredInstallerLPr() { 2349 Intent installerIntent = new Intent(Intent.ACTION_INSTALL_PACKAGE); 2350 installerIntent.addCategory(Intent.CATEGORY_DEFAULT); 2351 installerIntent.setDataAndType(Uri.fromFile(new File("foo.apk")), PACKAGE_MIME_TYPE); 2352 2353 final List<ResolveInfo> installers = queryIntentActivities(installerIntent, 2354 PACKAGE_MIME_TYPE, 0, 0); 2355 2356 String requiredInstaller = null; 2357 2358 final int N = installers.size(); 2359 for (int i = 0; i < N; i++) { 2360 final ResolveInfo info = installers.get(i); 2361 final String packageName = info.activityInfo.packageName; 2362 2363 if (!info.activityInfo.applicationInfo.isSystemApp()) { 2364 continue; 2365 } 2366 2367 if (requiredInstaller != null) { 2368 throw new RuntimeException("There must be one required installer"); 2369 } 2370 2371 requiredInstaller = packageName; 2372 } 2373 2374 if (requiredInstaller == null) { 2375 throw new RuntimeException("There must be one required installer"); 2376 } 2377 2378 return requiredInstaller; 2379 } 2380 2381 private ComponentName getIntentFilterVerifierComponentNameLPr() { 2382 final Intent verification = new Intent(Intent.ACTION_INTENT_FILTER_NEEDS_VERIFICATION); 2383 final List<ResolveInfo> receivers = queryIntentReceivers(verification, PACKAGE_MIME_TYPE, 2384 PackageManager.GET_DISABLED_COMPONENTS, 0 /* userId */); 2385 2386 ComponentName verifierComponentName = null; 2387 2388 int priority = -1000; 2389 final int N = receivers.size(); 2390 for (int i = 0; i < N; i++) { 2391 final ResolveInfo info = receivers.get(i); 2392 2393 if (info.activityInfo == null) { 2394 continue; 2395 } 2396 2397 final String packageName = info.activityInfo.packageName; 2398 2399 final PackageSetting ps = mSettings.mPackages.get(packageName); 2400 if (ps == null) { 2401 continue; 2402 } 2403 2404 if (checkPermission(android.Manifest.permission.INTENT_FILTER_VERIFICATION_AGENT, 2405 packageName, UserHandle.USER_OWNER) != PackageManager.PERMISSION_GRANTED) { 2406 continue; 2407 } 2408 2409 // Select the IntentFilterVerifier with the highest priority 2410 if (priority < info.priority) { 2411 priority = info.priority; 2412 verifierComponentName = new ComponentName(packageName, info.activityInfo.name); 2413 if (DEBUG_DOMAIN_VERIFICATION) Slog.d(TAG, "Selecting IntentFilterVerifier: " 2414 + verifierComponentName + " with priority: " + info.priority); 2415 } 2416 } 2417 2418 return verifierComponentName; 2419 } 2420 2421 private void primeDomainVerificationsLPw(int userId) { 2422 if (DEBUG_DOMAIN_VERIFICATION) { 2423 Slog.d(TAG, "Priming domain verifications in user " + userId); 2424 } 2425 2426 SystemConfig systemConfig = SystemConfig.getInstance(); 2427 ArraySet<String> packages = systemConfig.getLinkedApps(); 2428 ArraySet<String> domains = new ArraySet<String>(); 2429 2430 for (String packageName : packages) { 2431 PackageParser.Package pkg = mPackages.get(packageName); 2432 if (pkg != null) { 2433 if (!pkg.isSystemApp()) { 2434 Slog.w(TAG, "Non-system app '" + packageName + "' in sysconfig <app-link>"); 2435 continue; 2436 } 2437 2438 domains.clear(); 2439 for (PackageParser.Activity a : pkg.activities) { 2440 for (ActivityIntentInfo filter : a.intents) { 2441 if (hasValidDomains(filter)) { 2442 domains.addAll(filter.getHostsList()); 2443 } 2444 } 2445 } 2446 2447 if (domains.size() > 0) { 2448 if (DEBUG_DOMAIN_VERIFICATION) { 2449 Slog.v(TAG, " + " + packageName); 2450 } 2451 // 'Undefined' in the global IntentFilterVerificationInfo, i.e. the usual 2452 // state w.r.t. the formal app-linkage "no verification attempted" state; 2453 // and then 'always' in the per-user state actually used for intent resolution. 2454 final IntentFilterVerificationInfo ivi; 2455 ivi = mSettings.createIntentFilterVerificationIfNeededLPw(packageName, 2456 new ArrayList<String>(domains)); 2457 ivi.setStatus(INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_UNDEFINED); 2458 mSettings.updateIntentFilterVerificationStatusLPw(packageName, 2459 INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_ALWAYS, userId); 2460 } else { 2461 Slog.w(TAG, "Sysconfig <app-link> package '" + packageName 2462 + "' does not handle web links"); 2463 } 2464 } else { 2465 Slog.w(TAG, "Unknown package '" + packageName + "' in sysconfig <app-link>"); 2466 } 2467 } 2468 2469 scheduleWritePackageRestrictionsLocked(userId); 2470 scheduleWriteSettingsLocked(); 2471 } 2472 2473 private void applyFactoryDefaultBrowserLPw(int userId) { 2474 // The default browser app's package name is stored in a string resource, 2475 // with a product-specific overlay used for vendor customization. 2476 String browserPkg = mContext.getResources().getString( 2477 com.android.internal.R.string.default_browser); 2478 if (!TextUtils.isEmpty(browserPkg)) { 2479 // non-empty string => required to be a known package 2480 PackageSetting ps = mSettings.mPackages.get(browserPkg); 2481 if (ps == null) { 2482 Slog.e(TAG, "Product default browser app does not exist: " + browserPkg); 2483 browserPkg = null; 2484 } else { 2485 mSettings.setDefaultBrowserPackageNameLPw(browserPkg, userId); 2486 } 2487 } 2488 2489 // Nothing valid explicitly set? Make the factory-installed browser the explicit 2490 // default. If there's more than one, just leave everything alone. 2491 if (browserPkg == null) { 2492 calculateDefaultBrowserLPw(userId); 2493 } 2494 } 2495 2496 private void calculateDefaultBrowserLPw(int userId) { 2497 List<String> allBrowsers = resolveAllBrowserApps(userId); 2498 final String browserPkg = (allBrowsers.size() == 1) ? allBrowsers.get(0) : null; 2499 mSettings.setDefaultBrowserPackageNameLPw(browserPkg, userId); 2500 } 2501 2502 private List<String> resolveAllBrowserApps(int userId) { 2503 // Resolve the canonical browser intent and check that the handleAllWebDataURI boolean is set 2504 List<ResolveInfo> list = queryIntentActivities(sBrowserIntent, null, 2505 PackageManager.MATCH_ALL, userId); 2506 2507 final int count = list.size(); 2508 List<String> result = new ArrayList<String>(count); 2509 for (int i=0; i<count; i++) { 2510 ResolveInfo info = list.get(i); 2511 if (info.activityInfo == null 2512 || !info.handleAllWebDataURI 2513 || (info.activityInfo.applicationInfo.flags & ApplicationInfo.FLAG_SYSTEM) == 0 2514 || result.contains(info.activityInfo.packageName)) { 2515 continue; 2516 } 2517 result.add(info.activityInfo.packageName); 2518 } 2519 2520 return result; 2521 } 2522 2523 private boolean packageIsBrowser(String packageName, int userId) { 2524 List<ResolveInfo> list = queryIntentActivities(sBrowserIntent, null, 2525 PackageManager.MATCH_ALL, userId); 2526 final int N = list.size(); 2527 for (int i = 0; i < N; i++) { 2528 ResolveInfo info = list.get(i); 2529 if (packageName.equals(info.activityInfo.packageName)) { 2530 return true; 2531 } 2532 } 2533 return false; 2534 } 2535 2536 private void checkDefaultBrowser() { 2537 final int myUserId = UserHandle.myUserId(); 2538 final String packageName = getDefaultBrowserPackageName(myUserId); 2539 if (packageName != null) { 2540 PackageInfo info = getPackageInfo(packageName, 0, myUserId); 2541 if (info == null) { 2542 Slog.w(TAG, "Default browser no longer installed: " + packageName); 2543 synchronized (mPackages) { 2544 applyFactoryDefaultBrowserLPw(myUserId); // leaves ambiguous when > 1 2545 } 2546 } 2547 } 2548 } 2549 2550 @Override 2551 public boolean onTransact(int code, Parcel data, Parcel reply, int flags) 2552 throws RemoteException { 2553 try { 2554 return super.onTransact(code, data, reply, flags); 2555 } catch (RuntimeException e) { 2556 if (!(e instanceof SecurityException) && !(e instanceof IllegalArgumentException)) { 2557 Slog.wtf(TAG, "Package Manager Crash", e); 2558 } 2559 throw e; 2560 } 2561 } 2562 2563 void cleanupInstallFailedPackage(PackageSetting ps) { 2564 logCriticalInfo(Log.WARN, "Cleaning up incompletely installed app: " + ps.name); 2565 2566 removeDataDirsLI(ps.volumeUuid, ps.name); 2567 if (ps.codePath != null) { 2568 if (ps.codePath.isDirectory()) { 2569 mInstaller.rmPackageDir(ps.codePath.getAbsolutePath()); 2570 } else { 2571 ps.codePath.delete(); 2572 } 2573 } 2574 if (ps.resourcePath != null && !ps.resourcePath.equals(ps.codePath)) { 2575 if (ps.resourcePath.isDirectory()) { 2576 FileUtils.deleteContents(ps.resourcePath); 2577 } 2578 ps.resourcePath.delete(); 2579 } 2580 mSettings.removePackageLPw(ps.name); 2581 } 2582 2583 static int[] appendInts(int[] cur, int[] add) { 2584 if (add == null) return cur; 2585 if (cur == null) return add; 2586 final int N = add.length; 2587 for (int i=0; i<N; i++) { 2588 cur = appendInt(cur, add[i]); 2589 } 2590 return cur; 2591 } 2592 2593 PackageInfo generatePackageInfo(PackageParser.Package p, int flags, int userId) { 2594 if (!sUserManager.exists(userId)) return null; 2595 final PackageSetting ps = (PackageSetting) p.mExtras; 2596 if (ps == null) { 2597 return null; 2598 } 2599 2600 final PermissionsState permissionsState = ps.getPermissionsState(); 2601 2602 final int[] gids = permissionsState.computeGids(userId); 2603 final Set<String> permissions = permissionsState.getPermissions(userId); 2604 final PackageUserState state = ps.readUserState(userId); 2605 2606 return PackageParser.generatePackageInfo(p, gids, flags, 2607 ps.firstInstallTime, ps.lastUpdateTime, permissions, state, userId); 2608 } 2609 2610 @Override 2611 public boolean isPackageFrozen(String packageName) { 2612 synchronized (mPackages) { 2613 final PackageSetting ps = mSettings.mPackages.get(packageName); 2614 if (ps != null) { 2615 return ps.frozen; 2616 } 2617 } 2618 Slog.w(TAG, "Package " + packageName + " is missing; assuming frozen"); 2619 return true; 2620 } 2621 2622 @Override 2623 public boolean isPackageAvailable(String packageName, int userId) { 2624 if (!sUserManager.exists(userId)) return false; 2625 enforceCrossUserPermission(Binder.getCallingUid(), userId, false, false, "is package available"); 2626 synchronized (mPackages) { 2627 PackageParser.Package p = mPackages.get(packageName); 2628 if (p != null) { 2629 final PackageSetting ps = (PackageSetting) p.mExtras; 2630 if (ps != null) { 2631 final PackageUserState state = ps.readUserState(userId); 2632 if (state != null) { 2633 return PackageParser.isAvailable(state); 2634 } 2635 } 2636 } 2637 } 2638 return false; 2639 } 2640 2641 @Override 2642 public PackageInfo getPackageInfo(String packageName, int flags, int userId) { 2643 if (!sUserManager.exists(userId)) return null; 2644 enforceCrossUserPermission(Binder.getCallingUid(), userId, false, false, "get package info"); 2645 // reader 2646 synchronized (mPackages) { 2647 PackageParser.Package p = mPackages.get(packageName); 2648 if (DEBUG_PACKAGE_INFO) 2649 Log.v(TAG, "getPackageInfo " + packageName + ": " + p); 2650 if (p != null) { 2651 return generatePackageInfo(p, flags, userId); 2652 } 2653 if((flags & PackageManager.GET_UNINSTALLED_PACKAGES) != 0) { 2654 return generatePackageInfoFromSettingsLPw(packageName, flags, userId); 2655 } 2656 } 2657 return null; 2658 } 2659 2660 @Override 2661 public String[] currentToCanonicalPackageNames(String[] names) { 2662 String[] out = new String[names.length]; 2663 // reader 2664 synchronized (mPackages) { 2665 for (int i=names.length-1; i>=0; i--) { 2666 PackageSetting ps = mSettings.mPackages.get(names[i]); 2667 out[i] = ps != null && ps.realName != null ? ps.realName : names[i]; 2668 } 2669 } 2670 return out; 2671 } 2672 2673 @Override 2674 public String[] canonicalToCurrentPackageNames(String[] names) { 2675 String[] out = new String[names.length]; 2676 // reader 2677 synchronized (mPackages) { 2678 for (int i=names.length-1; i>=0; i--) { 2679 String cur = mSettings.mRenamedPackages.get(names[i]); 2680 out[i] = cur != null ? cur : names[i]; 2681 } 2682 } 2683 return out; 2684 } 2685 2686 @Override 2687 public int getPackageUid(String packageName, int userId) { 2688 if (!sUserManager.exists(userId)) return -1; 2689 enforceCrossUserPermission(Binder.getCallingUid(), userId, false, false, "get package uid"); 2690 2691 // reader 2692 synchronized (mPackages) { 2693 PackageParser.Package p = mPackages.get(packageName); 2694 if(p != null) { 2695 return UserHandle.getUid(userId, p.applicationInfo.uid); 2696 } 2697 PackageSetting ps = mSettings.mPackages.get(packageName); 2698 if((ps == null) || (ps.pkg == null) || (ps.pkg.applicationInfo == null)) { 2699 return -1; 2700 } 2701 p = ps.pkg; 2702 return p != null ? UserHandle.getUid(userId, p.applicationInfo.uid) : -1; 2703 } 2704 } 2705 2706 @Override 2707 public int[] getPackageGids(String packageName, int userId) throws RemoteException { 2708 if (!sUserManager.exists(userId)) { 2709 return null; 2710 } 2711 2712 enforceCrossUserPermission(Binder.getCallingUid(), userId, false, false, 2713 "getPackageGids"); 2714 2715 // reader 2716 synchronized (mPackages) { 2717 PackageParser.Package p = mPackages.get(packageName); 2718 if (DEBUG_PACKAGE_INFO) { 2719 Log.v(TAG, "getPackageGids" + packageName + ": " + p); 2720 } 2721 if (p != null) { 2722 PackageSetting ps = (PackageSetting) p.mExtras; 2723 return ps.getPermissionsState().computeGids(userId); 2724 } 2725 } 2726 2727 return null; 2728 } 2729 2730 static PermissionInfo generatePermissionInfo( 2731 BasePermission bp, int flags) { 2732 if (bp.perm != null) { 2733 return PackageParser.generatePermissionInfo(bp.perm, flags); 2734 } 2735 PermissionInfo pi = new PermissionInfo(); 2736 pi.name = bp.name; 2737 pi.packageName = bp.sourcePackage; 2738 pi.nonLocalizedLabel = bp.name; 2739 pi.protectionLevel = bp.protectionLevel; 2740 return pi; 2741 } 2742 2743 @Override 2744 public PermissionInfo getPermissionInfo(String name, int flags) { 2745 // reader 2746 synchronized (mPackages) { 2747 final BasePermission p = mSettings.mPermissions.get(name); 2748 if (p != null) { 2749 return generatePermissionInfo(p, flags); 2750 } 2751 return null; 2752 } 2753 } 2754 2755 @Override 2756 public List<PermissionInfo> queryPermissionsByGroup(String group, int flags) { 2757 // reader 2758 synchronized (mPackages) { 2759 ArrayList<PermissionInfo> out = new ArrayList<PermissionInfo>(10); 2760 for (BasePermission p : mSettings.mPermissions.values()) { 2761 if (group == null) { 2762 if (p.perm == null || p.perm.info.group == null) { 2763 out.add(generatePermissionInfo(p, flags)); 2764 } 2765 } else { 2766 if (p.perm != null && group.equals(p.perm.info.group)) { 2767 out.add(PackageParser.generatePermissionInfo(p.perm, flags)); 2768 } 2769 } 2770 } 2771 2772 if (out.size() > 0) { 2773 return out; 2774 } 2775 return mPermissionGroups.containsKey(group) ? out : null; 2776 } 2777 } 2778 2779 @Override 2780 public PermissionGroupInfo getPermissionGroupInfo(String name, int flags) { 2781 // reader 2782 synchronized (mPackages) { 2783 return PackageParser.generatePermissionGroupInfo( 2784 mPermissionGroups.get(name), flags); 2785 } 2786 } 2787 2788 @Override 2789 public List<PermissionGroupInfo> getAllPermissionGroups(int flags) { 2790 // reader 2791 synchronized (mPackages) { 2792 final int N = mPermissionGroups.size(); 2793 ArrayList<PermissionGroupInfo> out 2794 = new ArrayList<PermissionGroupInfo>(N); 2795 for (PackageParser.PermissionGroup pg : mPermissionGroups.values()) { 2796 out.add(PackageParser.generatePermissionGroupInfo(pg, flags)); 2797 } 2798 return out; 2799 } 2800 } 2801 2802 private ApplicationInfo generateApplicationInfoFromSettingsLPw(String packageName, int flags, 2803 int userId) { 2804 if (!sUserManager.exists(userId)) return null; 2805 PackageSetting ps = mSettings.mPackages.get(packageName); 2806 if (ps != null) { 2807 if (ps.pkg == null) { 2808 PackageInfo pInfo = generatePackageInfoFromSettingsLPw(packageName, 2809 flags, userId); 2810 if (pInfo != null) { 2811 return pInfo.applicationInfo; 2812 } 2813 return null; 2814 } 2815 return PackageParser.generateApplicationInfo(ps.pkg, flags, 2816 ps.readUserState(userId), userId); 2817 } 2818 return null; 2819 } 2820 2821 private PackageInfo generatePackageInfoFromSettingsLPw(String packageName, int flags, 2822 int userId) { 2823 if (!sUserManager.exists(userId)) return null; 2824 PackageSetting ps = mSettings.mPackages.get(packageName); 2825 if (ps != null) { 2826 PackageParser.Package pkg = ps.pkg; 2827 if (pkg == null) { 2828 if ((flags & PackageManager.GET_UNINSTALLED_PACKAGES) == 0) { 2829 return null; 2830 } 2831 // Only data remains, so we aren't worried about code paths 2832 pkg = new PackageParser.Package(packageName); 2833 pkg.applicationInfo.packageName = packageName; 2834 pkg.applicationInfo.flags = ps.pkgFlags | ApplicationInfo.FLAG_IS_DATA_ONLY; 2835 pkg.applicationInfo.privateFlags = ps.pkgPrivateFlags; 2836 pkg.applicationInfo.dataDir = Environment 2837 .getDataUserPackageDirectory(ps.volumeUuid, userId, packageName) 2838 .getAbsolutePath(); 2839 pkg.applicationInfo.primaryCpuAbi = ps.primaryCpuAbiString; 2840 pkg.applicationInfo.secondaryCpuAbi = ps.secondaryCpuAbiString; 2841 } 2842 return generatePackageInfo(pkg, flags, userId); 2843 } 2844 return null; 2845 } 2846 2847 @Override 2848 public ApplicationInfo getApplicationInfo(String packageName, int flags, int userId) { 2849 if (!sUserManager.exists(userId)) return null; 2850 enforceCrossUserPermission(Binder.getCallingUid(), userId, false, false, "get application info"); 2851 // writer 2852 synchronized (mPackages) { 2853 PackageParser.Package p = mPackages.get(packageName); 2854 if (DEBUG_PACKAGE_INFO) Log.v( 2855 TAG, "getApplicationInfo " + packageName 2856 + ": " + p); 2857 if (p != null) { 2858 PackageSetting ps = mSettings.mPackages.get(packageName); 2859 if (ps == null) return null; 2860 // Note: isEnabledLP() does not apply here - always return info 2861 return PackageParser.generateApplicationInfo( 2862 p, flags, ps.readUserState(userId), userId); 2863 } 2864 if ("android".equals(packageName)||"system".equals(packageName)) { 2865 return mAndroidApplication; 2866 } 2867 if ((flags & PackageManager.GET_UNINSTALLED_PACKAGES) != 0) { 2868 return generateApplicationInfoFromSettingsLPw(packageName, flags, userId); 2869 } 2870 } 2871 return null; 2872 } 2873 2874 @Override 2875 public void freeStorageAndNotify(final String volumeUuid, final long freeStorageSize, 2876 final IPackageDataObserver observer) { 2877 mContext.enforceCallingOrSelfPermission( 2878 android.Manifest.permission.CLEAR_APP_CACHE, null); 2879 // Queue up an async operation since clearing cache may take a little while. 2880 mHandler.post(new Runnable() { 2881 public void run() { 2882 mHandler.removeCallbacks(this); 2883 int retCode = -1; 2884 synchronized (mInstallLock) { 2885 retCode = mInstaller.freeCache(volumeUuid, freeStorageSize); 2886 if (retCode < 0) { 2887 Slog.w(TAG, "Couldn't clear application caches"); 2888 } 2889 } 2890 if (observer != null) { 2891 try { 2892 observer.onRemoveCompleted(null, (retCode >= 0)); 2893 } catch (RemoteException e) { 2894 Slog.w(TAG, "RemoveException when invoking call back"); 2895 } 2896 } 2897 } 2898 }); 2899 } 2900 2901 @Override 2902 public void freeStorage(final String volumeUuid, final long freeStorageSize, 2903 final IntentSender pi) { 2904 mContext.enforceCallingOrSelfPermission( 2905 android.Manifest.permission.CLEAR_APP_CACHE, null); 2906 // Queue up an async operation since clearing cache may take a little while. 2907 mHandler.post(new Runnable() { 2908 public void run() { 2909 mHandler.removeCallbacks(this); 2910 int retCode = -1; 2911 synchronized (mInstallLock) { 2912 retCode = mInstaller.freeCache(volumeUuid, freeStorageSize); 2913 if (retCode < 0) { 2914 Slog.w(TAG, "Couldn't clear application caches"); 2915 } 2916 } 2917 if(pi != null) { 2918 try { 2919 // Callback via pending intent 2920 int code = (retCode >= 0) ? 1 : 0; 2921 pi.sendIntent(null, code, null, 2922 null, null); 2923 } catch (SendIntentException e1) { 2924 Slog.i(TAG, "Failed to send pending intent"); 2925 } 2926 } 2927 } 2928 }); 2929 } 2930 2931 void freeStorage(String volumeUuid, long freeStorageSize) throws IOException { 2932 synchronized (mInstallLock) { 2933 if (mInstaller.freeCache(volumeUuid, freeStorageSize) < 0) { 2934 throw new IOException("Failed to free enough space"); 2935 } 2936 } 2937 } 2938 2939 @Override 2940 public ActivityInfo getActivityInfo(ComponentName component, int flags, int userId) { 2941 if (!sUserManager.exists(userId)) return null; 2942 enforceCrossUserPermission(Binder.getCallingUid(), userId, false, false, "get activity info"); 2943 synchronized (mPackages) { 2944 PackageParser.Activity a = mActivities.mActivities.get(component); 2945 2946 if (DEBUG_PACKAGE_INFO) Log.v(TAG, "getActivityInfo " + component + ": " + a); 2947 if (a != null && mSettings.isEnabledLPr(a.info, flags, userId)) { 2948 PackageSetting ps = mSettings.mPackages.get(component.getPackageName()); 2949 if (ps == null) return null; 2950 return PackageParser.generateActivityInfo(a, flags, ps.readUserState(userId), 2951 userId); 2952 } 2953 if (mResolveComponentName.equals(component)) { 2954 return PackageParser.generateActivityInfo(mResolveActivity, flags, 2955 new PackageUserState(), userId); 2956 } 2957 } 2958 return null; 2959 } 2960 2961 @Override 2962 public boolean activitySupportsIntent(ComponentName component, Intent intent, 2963 String resolvedType) { 2964 synchronized (mPackages) { 2965 PackageParser.Activity a = mActivities.mActivities.get(component); 2966 if (a == null) { 2967 return false; 2968 } 2969 for (int i=0; i<a.intents.size(); i++) { 2970 if (a.intents.get(i).match(intent.getAction(), resolvedType, intent.getScheme(), 2971 intent.getData(), intent.getCategories(), TAG) >= 0) { 2972 return true; 2973 } 2974 } 2975 return false; 2976 } 2977 } 2978 2979 @Override 2980 public ActivityInfo getReceiverInfo(ComponentName component, int flags, int userId) { 2981 if (!sUserManager.exists(userId)) return null; 2982 enforceCrossUserPermission(Binder.getCallingUid(), userId, false, false, "get receiver info"); 2983 synchronized (mPackages) { 2984 PackageParser.Activity a = mReceivers.mActivities.get(component); 2985 if (DEBUG_PACKAGE_INFO) Log.v( 2986 TAG, "getReceiverInfo " + component + ": " + a); 2987 if (a != null && mSettings.isEnabledLPr(a.info, flags, userId)) { 2988 PackageSetting ps = mSettings.mPackages.get(component.getPackageName()); 2989 if (ps == null) return null; 2990 return PackageParser.generateActivityInfo(a, flags, ps.readUserState(userId), 2991 userId); 2992 } 2993 } 2994 return null; 2995 } 2996 2997 @Override 2998 public ServiceInfo getServiceInfo(ComponentName component, int flags, int userId) { 2999 if (!sUserManager.exists(userId)) return null; 3000 enforceCrossUserPermission(Binder.getCallingUid(), userId, false, false, "get service info"); 3001 synchronized (mPackages) { 3002 PackageParser.Service s = mServices.mServices.get(component); 3003 if (DEBUG_PACKAGE_INFO) Log.v( 3004 TAG, "getServiceInfo " + component + ": " + s); 3005 if (s != null && mSettings.isEnabledLPr(s.info, flags, userId)) { 3006 PackageSetting ps = mSettings.mPackages.get(component.getPackageName()); 3007 if (ps == null) return null; 3008 return PackageParser.generateServiceInfo(s, flags, ps.readUserState(userId), 3009 userId); 3010 } 3011 } 3012 return null; 3013 } 3014 3015 @Override 3016 public ProviderInfo getProviderInfo(ComponentName component, int flags, int userId) { 3017 if (!sUserManager.exists(userId)) return null; 3018 enforceCrossUserPermission(Binder.getCallingUid(), userId, false, false, "get provider info"); 3019 synchronized (mPackages) { 3020 PackageParser.Provider p = mProviders.mProviders.get(component); 3021 if (DEBUG_PACKAGE_INFO) Log.v( 3022 TAG, "getProviderInfo " + component + ": " + p); 3023 if (p != null && mSettings.isEnabledLPr(p.info, flags, userId)) { 3024 PackageSetting ps = mSettings.mPackages.get(component.getPackageName()); 3025 if (ps == null) return null; 3026 return PackageParser.generateProviderInfo(p, flags, ps.readUserState(userId), 3027 userId); 3028 } 3029 } 3030 return null; 3031 } 3032 3033 @Override 3034 public String[] getSystemSharedLibraryNames() { 3035 Set<String> libSet; 3036 synchronized (mPackages) { 3037 libSet = mSharedLibraries.keySet(); 3038 int size = libSet.size(); 3039 if (size > 0) { 3040 String[] libs = new String[size]; 3041 libSet.toArray(libs); 3042 return libs; 3043 } 3044 } 3045 return null; 3046 } 3047 3048 /** 3049 * @hide 3050 */ 3051 PackageParser.Package findSharedNonSystemLibrary(String libName) { 3052 synchronized (mPackages) { 3053 PackageManagerService.SharedLibraryEntry lib = mSharedLibraries.get(libName); 3054 if (lib != null && lib.apk != null) { 3055 return mPackages.get(lib.apk); 3056 } 3057 } 3058 return null; 3059 } 3060 3061 @Override 3062 public FeatureInfo[] getSystemAvailableFeatures() { 3063 Collection<FeatureInfo> featSet; 3064 synchronized (mPackages) { 3065 featSet = mAvailableFeatures.values(); 3066 int size = featSet.size(); 3067 if (size > 0) { 3068 FeatureInfo[] features = new FeatureInfo[size+1]; 3069 featSet.toArray(features); 3070 FeatureInfo fi = new FeatureInfo(); 3071 fi.reqGlEsVersion = SystemProperties.getInt("ro.opengles.version", 3072 FeatureInfo.GL_ES_VERSION_UNDEFINED); 3073 features[size] = fi; 3074 return features; 3075 } 3076 } 3077 return null; 3078 } 3079 3080 @Override 3081 public boolean hasSystemFeature(String name) { 3082 synchronized (mPackages) { 3083 return mAvailableFeatures.containsKey(name); 3084 } 3085 } 3086 3087 private void checkValidCaller(int uid, int userId) { 3088 if (UserHandle.getUserId(uid) == userId || uid == Process.SYSTEM_UID || uid == 0) 3089 return; 3090 3091 throw new SecurityException("Caller uid=" + uid 3092 + " is not privileged to communicate with user=" + userId); 3093 } 3094 3095 @Override 3096 public int checkPermission(String permName, String pkgName, int userId) { 3097 if (!sUserManager.exists(userId)) { 3098 return PackageManager.PERMISSION_DENIED; 3099 } 3100 3101 synchronized (mPackages) { 3102 final PackageParser.Package p = mPackages.get(pkgName); 3103 if (p != null && p.mExtras != null) { 3104 final PackageSetting ps = (PackageSetting) p.mExtras; 3105 if (ps.getPermissionsState().hasPermission(permName, userId)) { 3106 return PackageManager.PERMISSION_GRANTED; 3107 } 3108 } 3109 } 3110 3111 return PackageManager.PERMISSION_DENIED; 3112 } 3113 3114 @Override 3115 public int checkUidPermission(String permName, int uid) { 3116 final int userId = UserHandle.getUserId(uid); 3117 3118 if (!sUserManager.exists(userId)) { 3119 return PackageManager.PERMISSION_DENIED; 3120 } 3121 3122 synchronized (mPackages) { 3123 Object obj = mSettings.getUserIdLPr(UserHandle.getAppId(uid)); 3124 if (obj != null) { 3125 final SettingBase ps = (SettingBase) obj; 3126 if (ps.getPermissionsState().hasPermission(permName, userId)) { 3127 return PackageManager.PERMISSION_GRANTED; 3128 } 3129 } else { 3130 ArraySet<String> perms = mSystemPermissions.get(uid); 3131 if (perms != null && perms.contains(permName)) { 3132 return PackageManager.PERMISSION_GRANTED; 3133 } 3134 } 3135 } 3136 3137 return PackageManager.PERMISSION_DENIED; 3138 } 3139 3140 @Override 3141 public boolean isPermissionRevokedByPolicy(String permission, String packageName, int userId) { 3142 if (UserHandle.getCallingUserId() != userId) { 3143 mContext.enforceCallingPermission( 3144 android.Manifest.permission.INTERACT_ACROSS_USERS_FULL, 3145 "isPermissionRevokedByPolicy for user " + userId); 3146 } 3147 3148 if (checkPermission(permission, packageName, userId) 3149 == PackageManager.PERMISSION_GRANTED) { 3150 return false; 3151 } 3152 3153 final long identity = Binder.clearCallingIdentity(); 3154 try { 3155 final int flags = getPermissionFlags(permission, packageName, userId); 3156 return (flags & PackageManager.FLAG_PERMISSION_POLICY_FIXED) != 0; 3157 } finally { 3158 Binder.restoreCallingIdentity(identity); 3159 } 3160 } 3161 3162 /** 3163 * Checks if the request is from the system or an app that has INTERACT_ACROSS_USERS 3164 * or INTERACT_ACROSS_USERS_FULL permissions, if the userid is not for the caller. 3165 * @param checkShell TODO(yamasani): 3166 * @param message the message to log on security exception 3167 */ 3168 void enforceCrossUserPermission(int callingUid, int userId, boolean requireFullPermission, 3169 boolean checkShell, String message) { 3170 if (userId < 0) { 3171 throw new IllegalArgumentException("Invalid userId " + userId); 3172 } 3173 if (checkShell) { 3174 enforceShellRestriction(UserManager.DISALLOW_DEBUGGING_FEATURES, callingUid, userId); 3175 } 3176 if (userId == UserHandle.getUserId(callingUid)) return; 3177 if (callingUid != Process.SYSTEM_UID && callingUid != 0) { 3178 if (requireFullPermission) { 3179 mContext.enforceCallingOrSelfPermission( 3180 android.Manifest.permission.INTERACT_ACROSS_USERS_FULL, message); 3181 } else { 3182 try { 3183 mContext.enforceCallingOrSelfPermission( 3184 android.Manifest.permission.INTERACT_ACROSS_USERS_FULL, message); 3185 } catch (SecurityException se) { 3186 mContext.enforceCallingOrSelfPermission( 3187 android.Manifest.permission.INTERACT_ACROSS_USERS, message); 3188 } 3189 } 3190 } 3191 } 3192 3193 void enforceShellRestriction(String restriction, int callingUid, int userHandle) { 3194 if (callingUid == Process.SHELL_UID) { 3195 if (userHandle >= 0 3196 && sUserManager.hasUserRestriction(restriction, userHandle)) { 3197 throw new SecurityException("Shell does not have permission to access user " 3198 + userHandle); 3199 } else if (userHandle < 0) { 3200 Slog.e(TAG, "Unable to check shell permission for user " + userHandle + "\n\t" 3201 + Debug.getCallers(3)); 3202 } 3203 } 3204 } 3205 3206 private BasePermission findPermissionTreeLP(String permName) { 3207 for(BasePermission bp : mSettings.mPermissionTrees.values()) { 3208 if (permName.startsWith(bp.name) && 3209 permName.length() > bp.name.length() && 3210 permName.charAt(bp.name.length()) == '.') { 3211 return bp; 3212 } 3213 } 3214 return null; 3215 } 3216 3217 private BasePermission checkPermissionTreeLP(String permName) { 3218 if (permName != null) { 3219 BasePermission bp = findPermissionTreeLP(permName); 3220 if (bp != null) { 3221 if (bp.uid == UserHandle.getAppId(Binder.getCallingUid())) { 3222 return bp; 3223 } 3224 throw new SecurityException("Calling uid " 3225 + Binder.getCallingUid() 3226 + " is not allowed to add to permission tree " 3227 + bp.name + " owned by uid " + bp.uid); 3228 } 3229 } 3230 throw new SecurityException("No permission tree found for " + permName); 3231 } 3232 3233 static boolean compareStrings(CharSequence s1, CharSequence s2) { 3234 if (s1 == null) { 3235 return s2 == null; 3236 } 3237 if (s2 == null) { 3238 return false; 3239 } 3240 if (s1.getClass() != s2.getClass()) { 3241 return false; 3242 } 3243 return s1.equals(s2); 3244 } 3245 3246 static boolean comparePermissionInfos(PermissionInfo pi1, PermissionInfo pi2) { 3247 if (pi1.icon != pi2.icon) return false; 3248 if (pi1.logo != pi2.logo) return false; 3249 if (pi1.protectionLevel != pi2.protectionLevel) return false; 3250 if (!compareStrings(pi1.name, pi2.name)) return false; 3251 if (!compareStrings(pi1.nonLocalizedLabel, pi2.nonLocalizedLabel)) return false; 3252 // We'll take care of setting this one. 3253 if (!compareStrings(pi1.packageName, pi2.packageName)) return false; 3254 // These are not currently stored in settings. 3255 //if (!compareStrings(pi1.group, pi2.group)) return false; 3256 //if (!compareStrings(pi1.nonLocalizedDescription, pi2.nonLocalizedDescription)) return false; 3257 //if (pi1.labelRes != pi2.labelRes) return false; 3258 //if (pi1.descriptionRes != pi2.descriptionRes) return false; 3259 return true; 3260 } 3261 3262 int permissionInfoFootprint(PermissionInfo info) { 3263 int size = info.name.length(); 3264 if (info.nonLocalizedLabel != null) size += info.nonLocalizedLabel.length(); 3265 if (info.nonLocalizedDescription != null) size += info.nonLocalizedDescription.length(); 3266 return size; 3267 } 3268 3269 int calculateCurrentPermissionFootprintLocked(BasePermission tree) { 3270 int size = 0; 3271 for (BasePermission perm : mSettings.mPermissions.values()) { 3272 if (perm.uid == tree.uid) { 3273 size += perm.name.length() + permissionInfoFootprint(perm.perm.info); 3274 } 3275 } 3276 return size; 3277 } 3278 3279 void enforcePermissionCapLocked(PermissionInfo info, BasePermission tree) { 3280 // We calculate the max size of permissions defined by this uid and throw 3281 // if that plus the size of 'info' would exceed our stated maximum. 3282 if (tree.uid != Process.SYSTEM_UID) { 3283 final int curTreeSize = calculateCurrentPermissionFootprintLocked(tree); 3284 if (curTreeSize + permissionInfoFootprint(info) > MAX_PERMISSION_TREE_FOOTPRINT) { 3285 throw new SecurityException("Permission tree size cap exceeded"); 3286 } 3287 } 3288 } 3289 3290 boolean addPermissionLocked(PermissionInfo info, boolean async) { 3291 if (info.labelRes == 0 && info.nonLocalizedLabel == null) { 3292 throw new SecurityException("Label must be specified in permission"); 3293 } 3294 BasePermission tree = checkPermissionTreeLP(info.name); 3295 BasePermission bp = mSettings.mPermissions.get(info.name); 3296 boolean added = bp == null; 3297 boolean changed = true; 3298 int fixedLevel = PermissionInfo.fixProtectionLevel(info.protectionLevel); 3299 if (added) { 3300 enforcePermissionCapLocked(info, tree); 3301 bp = new BasePermission(info.name, tree.sourcePackage, 3302 BasePermission.TYPE_DYNAMIC); 3303 } else if (bp.type != BasePermission.TYPE_DYNAMIC) { 3304 throw new SecurityException( 3305 "Not allowed to modify non-dynamic permission " 3306 + info.name); 3307 } else { 3308 if (bp.protectionLevel == fixedLevel 3309 && bp.perm.owner.equals(tree.perm.owner) 3310 && bp.uid == tree.uid 3311 && comparePermissionInfos(bp.perm.info, info)) { 3312 changed = false; 3313 } 3314 } 3315 bp.protectionLevel = fixedLevel; 3316 info = new PermissionInfo(info); 3317 info.protectionLevel = fixedLevel; 3318 bp.perm = new PackageParser.Permission(tree.perm.owner, info); 3319 bp.perm.info.packageName = tree.perm.info.packageName; 3320 bp.uid = tree.uid; 3321 if (added) { 3322 mSettings.mPermissions.put(info.name, bp); 3323 } 3324 if (changed) { 3325 if (!async) { 3326 mSettings.writeLPr(); 3327 } else { 3328 scheduleWriteSettingsLocked(); 3329 } 3330 } 3331 return added; 3332 } 3333 3334 @Override 3335 public boolean addPermission(PermissionInfo info) { 3336 synchronized (mPackages) { 3337 return addPermissionLocked(info, false); 3338 } 3339 } 3340 3341 @Override 3342 public boolean addPermissionAsync(PermissionInfo info) { 3343 synchronized (mPackages) { 3344 return addPermissionLocked(info, true); 3345 } 3346 } 3347 3348 @Override 3349 public void removePermission(String name) { 3350 synchronized (mPackages) { 3351 checkPermissionTreeLP(name); 3352 BasePermission bp = mSettings.mPermissions.get(name); 3353 if (bp != null) { 3354 if (bp.type != BasePermission.TYPE_DYNAMIC) { 3355 throw new SecurityException( 3356 "Not allowed to modify non-dynamic permission " 3357 + name); 3358 } 3359 mSettings.mPermissions.remove(name); 3360 mSettings.writeLPr(); 3361 } 3362 } 3363 } 3364 3365 private static void enforceDeclaredAsUsedAndRuntimePermission(PackageParser.Package pkg, 3366 BasePermission bp) { 3367 int index = pkg.requestedPermissions.indexOf(bp.name); 3368 if (index == -1) { 3369 throw new SecurityException("Package " + pkg.packageName 3370 + " has not requested permission " + bp.name); 3371 } 3372 if (!bp.isRuntime()) { 3373 throw new SecurityException("Permission " + bp.name 3374 + " is not a changeable permission type"); 3375 } 3376 } 3377 3378 @Override 3379 public void grantRuntimePermission(String packageName, String name, final int userId) { 3380 if (!sUserManager.exists(userId)) { 3381 Log.e(TAG, "No such user:" + userId); 3382 return; 3383 } 3384 3385 mContext.enforceCallingOrSelfPermission( 3386 android.Manifest.permission.GRANT_REVOKE_PERMISSIONS, 3387 "grantRuntimePermission"); 3388 3389 enforceCrossUserPermission(Binder.getCallingUid(), userId, true, false, 3390 "grantRuntimePermission"); 3391 3392 final int uid; 3393 final SettingBase sb; 3394 3395 synchronized (mPackages) { 3396 final PackageParser.Package pkg = mPackages.get(packageName); 3397 if (pkg == null) { 3398 throw new IllegalArgumentException("Unknown package: " + packageName); 3399 } 3400 3401 final BasePermission bp = mSettings.mPermissions.get(name); 3402 if (bp == null) { 3403 throw new IllegalArgumentException("Unknown permission: " + name); 3404 } 3405 3406 enforceDeclaredAsUsedAndRuntimePermission(pkg, bp); 3407 3408 uid = UserHandle.getUid(userId, pkg.applicationInfo.uid); 3409 sb = (SettingBase) pkg.mExtras; 3410 if (sb == null) { 3411 throw new IllegalArgumentException("Unknown package: " + packageName); 3412 } 3413 3414 final PermissionsState permissionsState = sb.getPermissionsState(); 3415 3416 final int flags = permissionsState.getPermissionFlags(name, userId); 3417 if ((flags & PackageManager.FLAG_PERMISSION_SYSTEM_FIXED) != 0) { 3418 throw new SecurityException("Cannot grant system fixed permission: " 3419 + name + " for package: " + packageName); 3420 } 3421 3422 final int result = permissionsState.grantRuntimePermission(bp, userId); 3423 switch (result) { 3424 case PermissionsState.PERMISSION_OPERATION_FAILURE: { 3425 return; 3426 } 3427 3428 case PermissionsState.PERMISSION_OPERATION_SUCCESS_GIDS_CHANGED: { 3429 mHandler.post(new Runnable() { 3430 @Override 3431 public void run() { 3432 killSettingPackagesForUser(sb, userId, KILL_APP_REASON_GIDS_CHANGED); 3433 } 3434 }); 3435 } break; 3436 } 3437 3438 mOnPermissionChangeListeners.onPermissionsChanged(uid); 3439 3440 // Not critical if that is lost - app has to request again. 3441 mSettings.writeRuntimePermissionsForUserLPr(userId, false); 3442 } 3443 3444 // Only need to do this if user is initialized. Otherwise it's a new user 3445 // and there are no processes running as the user yet and there's no need 3446 // to make an expensive call to remount processes for the changed permissions. 3447 if (READ_EXTERNAL_STORAGE.equals(name) 3448 || WRITE_EXTERNAL_STORAGE.equals(name)) { 3449 final long token = Binder.clearCallingIdentity(); 3450 try { 3451 if (sUserManager.isInitialized(userId)) { 3452 MountServiceInternal mountServiceInternal = LocalServices.getService( 3453 MountServiceInternal.class); 3454 mountServiceInternal.onExternalStoragePolicyChanged(uid, packageName); 3455 } 3456 } finally { 3457 Binder.restoreCallingIdentity(token); 3458 } 3459 } 3460 } 3461 3462 @Override 3463 public void revokeRuntimePermission(String packageName, String name, int userId) { 3464 if (!sUserManager.exists(userId)) { 3465 Log.e(TAG, "No such user:" + userId); 3466 return; 3467 } 3468 3469 mContext.enforceCallingOrSelfPermission( 3470 android.Manifest.permission.GRANT_REVOKE_PERMISSIONS, 3471 "revokeRuntimePermission"); 3472 3473 enforceCrossUserPermission(Binder.getCallingUid(), userId, true, false, 3474 "revokeRuntimePermission"); 3475 3476 final SettingBase sb; 3477 3478 synchronized (mPackages) { 3479 final PackageParser.Package pkg = mPackages.get(packageName); 3480 if (pkg == null) { 3481 throw new IllegalArgumentException("Unknown package: " + packageName); 3482 } 3483 3484 final BasePermission bp = mSettings.mPermissions.get(name); 3485 if (bp == null) { 3486 throw new IllegalArgumentException("Unknown permission: " + name); 3487 } 3488 3489 enforceDeclaredAsUsedAndRuntimePermission(pkg, bp); 3490 3491 sb = (SettingBase) pkg.mExtras; 3492 if (sb == null) { 3493 throw new IllegalArgumentException("Unknown package: " + packageName); 3494 } 3495 3496 final PermissionsState permissionsState = sb.getPermissionsState(); 3497 3498 final int flags = permissionsState.getPermissionFlags(name, userId); 3499 if ((flags & PackageManager.FLAG_PERMISSION_SYSTEM_FIXED) != 0) { 3500 throw new SecurityException("Cannot revoke system fixed permission: " 3501 + name + " for package: " + packageName); 3502 } 3503 3504 if (permissionsState.revokeRuntimePermission(bp, userId) == 3505 PermissionsState.PERMISSION_OPERATION_FAILURE) { 3506 return; 3507 } 3508 3509 mOnPermissionChangeListeners.onPermissionsChanged(pkg.applicationInfo.uid); 3510 3511 // Critical, after this call app should never have the permission. 3512 mSettings.writeRuntimePermissionsForUserLPr(userId, true); 3513 } 3514 3515 killSettingPackagesForUser(sb, userId, KILL_APP_REASON_PERMISSIONS_REVOKED); 3516 } 3517 3518 @Override 3519 public void resetRuntimePermissions() { 3520 mContext.enforceCallingOrSelfPermission( 3521 android.Manifest.permission.GRANT_REVOKE_PERMISSIONS, 3522 "revokeRuntimePermission"); 3523 3524 int callingUid = Binder.getCallingUid(); 3525 if (callingUid != Process.SYSTEM_UID && callingUid != 0) { 3526 mContext.enforceCallingOrSelfPermission( 3527 android.Manifest.permission.INTERACT_ACROSS_USERS_FULL, 3528 "resetRuntimePermissions"); 3529 } 3530 3531 final int[] userIds; 3532 3533 synchronized (mPackages) { 3534 updatePermissionsLPw(null, null, UPDATE_PERMISSIONS_ALL); 3535 final int userCount = UserManagerService.getInstance().getUserIds().length; 3536 userIds = Arrays.copyOf(UserManagerService.getInstance().getUserIds(), userCount); 3537 } 3538 3539 for (int userId : userIds) { 3540 mDefaultPermissionPolicy.grantDefaultPermissions(userId); 3541 } 3542 } 3543 3544 @Override 3545 public int getPermissionFlags(String name, String packageName, int userId) { 3546 if (!sUserManager.exists(userId)) { 3547 return 0; 3548 } 3549 3550 mContext.enforceCallingOrSelfPermission( 3551 android.Manifest.permission.GRANT_REVOKE_PERMISSIONS, 3552 "getPermissionFlags"); 3553 3554 enforceCrossUserPermission(Binder.getCallingUid(), userId, true, false, 3555 "getPermissionFlags"); 3556 3557 synchronized (mPackages) { 3558 final PackageParser.Package pkg = mPackages.get(packageName); 3559 if (pkg == null) { 3560 throw new IllegalArgumentException("Unknown package: " + packageName); 3561 } 3562 3563 final BasePermission bp = mSettings.mPermissions.get(name); 3564 if (bp == null) { 3565 throw new IllegalArgumentException("Unknown permission: " + name); 3566 } 3567 3568 SettingBase sb = (SettingBase) pkg.mExtras; 3569 if (sb == null) { 3570 throw new IllegalArgumentException("Unknown package: " + packageName); 3571 } 3572 3573 PermissionsState permissionsState = sb.getPermissionsState(); 3574 return permissionsState.getPermissionFlags(name, userId); 3575 } 3576 } 3577 3578 @Override 3579 public void updatePermissionFlags(String name, String packageName, int flagMask, 3580 int flagValues, int userId) { 3581 if (!sUserManager.exists(userId)) { 3582 return; 3583 } 3584 3585 mContext.enforceCallingOrSelfPermission( 3586 android.Manifest.permission.GRANT_REVOKE_PERMISSIONS, 3587 "updatePermissionFlags"); 3588 3589 enforceCrossUserPermission(Binder.getCallingUid(), userId, true, false, 3590 "updatePermissionFlags"); 3591 3592 // Only the system can change system fixed flags. 3593 if (getCallingUid() != Process.SYSTEM_UID) { 3594 flagMask &= ~PackageManager.FLAG_PERMISSION_SYSTEM_FIXED; 3595 flagValues &= ~PackageManager.FLAG_PERMISSION_SYSTEM_FIXED; 3596 } 3597 3598 synchronized (mPackages) { 3599 final PackageParser.Package pkg = mPackages.get(packageName); 3600 if (pkg == null) { 3601 throw new IllegalArgumentException("Unknown package: " + packageName); 3602 } 3603 3604 final BasePermission bp = mSettings.mPermissions.get(name); 3605 if (bp == null) { 3606 throw new IllegalArgumentException("Unknown permission: " + name); 3607 } 3608 3609 SettingBase sb = (SettingBase) pkg.mExtras; 3610 if (sb == null) { 3611 throw new IllegalArgumentException("Unknown package: " + packageName); 3612 } 3613 3614 PermissionsState permissionsState = sb.getPermissionsState(); 3615 3616 // Only the package manager can change flags for system component permissions. 3617 final int flags = permissionsState.getPermissionFlags(bp.name, userId); 3618 if ((flags & PackageManager.FLAG_PERMISSION_SYSTEM_FIXED) != 0) { 3619 return; 3620 } 3621 3622 boolean hadState = permissionsState.getRuntimePermissionState(name, userId) != null; 3623 3624 if (permissionsState.updatePermissionFlags(bp, userId, flagMask, flagValues)) { 3625 // Install and runtime permissions are stored in different places, 3626 // so figure out what permission changed and persist the change. 3627 if (permissionsState.getInstallPermissionState(name) != null) { 3628 scheduleWriteSettingsLocked(); 3629 } else if (permissionsState.getRuntimePermissionState(name, userId) != null 3630 || hadState) { 3631 mSettings.writeRuntimePermissionsForUserLPr(userId, false); 3632 } 3633 } 3634 } 3635 } 3636 3637 /** 3638 * Update the permission flags for all packages and runtime permissions of a user in order 3639 * to allow device or profile owner to remove POLICY_FIXED. 3640 */ 3641 @Override 3642 public void updatePermissionFlagsForAllApps(int flagMask, int flagValues, int userId) { 3643 if (!sUserManager.exists(userId)) { 3644 return; 3645 } 3646 3647 mContext.enforceCallingOrSelfPermission( 3648 android.Manifest.permission.GRANT_REVOKE_PERMISSIONS, 3649 "updatePermissionFlagsForAllApps"); 3650 3651 enforceCrossUserPermission(Binder.getCallingUid(), userId, true, false, 3652 "updatePermissionFlagsForAllApps"); 3653 3654 // Only the system can change system fixed flags. 3655 if (getCallingUid() != Process.SYSTEM_UID) { 3656 flagMask &= ~PackageManager.FLAG_PERMISSION_SYSTEM_FIXED; 3657 flagValues &= ~PackageManager.FLAG_PERMISSION_SYSTEM_FIXED; 3658 } 3659 3660 synchronized (mPackages) { 3661 boolean changed = false; 3662 final int packageCount = mPackages.size(); 3663 for (int pkgIndex = 0; pkgIndex < packageCount; pkgIndex++) { 3664 final PackageParser.Package pkg = mPackages.valueAt(pkgIndex); 3665 SettingBase sb = (SettingBase) pkg.mExtras; 3666 if (sb == null) { 3667 continue; 3668 } 3669 PermissionsState permissionsState = sb.getPermissionsState(); 3670 changed |= permissionsState.updatePermissionFlagsForAllPermissions( 3671 userId, flagMask, flagValues); 3672 } 3673 if (changed) { 3674 mSettings.writeRuntimePermissionsForUserLPr(userId, false); 3675 } 3676 } 3677 } 3678 3679 @Override 3680 public boolean shouldShowRequestPermissionRationale(String permissionName, 3681 String packageName, int userId) { 3682 if (UserHandle.getCallingUserId() != userId) { 3683 mContext.enforceCallingPermission( 3684 android.Manifest.permission.INTERACT_ACROSS_USERS_FULL, 3685 "canShowRequestPermissionRationale for user " + userId); 3686 } 3687 3688 final int uid = getPackageUid(packageName, userId); 3689 if (UserHandle.getAppId(getCallingUid()) != UserHandle.getAppId(uid)) { 3690 return false; 3691 } 3692 3693 if (checkPermission(permissionName, packageName, userId) 3694 == PackageManager.PERMISSION_GRANTED) { 3695 return false; 3696 } 3697 3698 final int flags; 3699 3700 final long identity = Binder.clearCallingIdentity(); 3701 try { 3702 flags = getPermissionFlags(permissionName, 3703 packageName, userId); 3704 } finally { 3705 Binder.restoreCallingIdentity(identity); 3706 } 3707 3708 final int fixedFlags = PackageManager.FLAG_PERMISSION_SYSTEM_FIXED 3709 | PackageManager.FLAG_PERMISSION_POLICY_FIXED 3710 | PackageManager.FLAG_PERMISSION_USER_FIXED; 3711 3712 if ((flags & fixedFlags) != 0) { 3713 return false; 3714 } 3715 3716 return (flags & PackageManager.FLAG_PERMISSION_USER_SET) != 0; 3717 } 3718 3719 void grantInstallPermissionLPw(String permission, PackageParser.Package pkg) { 3720 BasePermission bp = mSettings.mPermissions.get(permission); 3721 if (bp == null) { 3722 throw new SecurityException("Missing " + permission + " permission"); 3723 } 3724 3725 SettingBase sb = (SettingBase) pkg.mExtras; 3726 PermissionsState permissionsState = sb.getPermissionsState(); 3727 3728 if (permissionsState.grantInstallPermission(bp) != 3729 PermissionsState.PERMISSION_OPERATION_FAILURE) { 3730 scheduleWriteSettingsLocked(); 3731 } 3732 } 3733 3734 @Override 3735 public void addOnPermissionsChangeListener(IOnPermissionsChangeListener listener) { 3736 mContext.enforceCallingOrSelfPermission( 3737 Manifest.permission.OBSERVE_GRANT_REVOKE_PERMISSIONS, 3738 "addOnPermissionsChangeListener"); 3739 3740 synchronized (mPackages) { 3741 mOnPermissionChangeListeners.addListenerLocked(listener); 3742 } 3743 } 3744 3745 @Override 3746 public void removeOnPermissionsChangeListener(IOnPermissionsChangeListener listener) { 3747 synchronized (mPackages) { 3748 mOnPermissionChangeListeners.removeListenerLocked(listener); 3749 } 3750 } 3751 3752 @Override 3753 public boolean isProtectedBroadcast(String actionName) { 3754 synchronized (mPackages) { 3755 return mProtectedBroadcasts.contains(actionName); 3756 } 3757 } 3758 3759 @Override 3760 public int checkSignatures(String pkg1, String pkg2) { 3761 synchronized (mPackages) { 3762 final PackageParser.Package p1 = mPackages.get(pkg1); 3763 final PackageParser.Package p2 = mPackages.get(pkg2); 3764 if (p1 == null || p1.mExtras == null 3765 || p2 == null || p2.mExtras == null) { 3766 return PackageManager.SIGNATURE_UNKNOWN_PACKAGE; 3767 } 3768 return compareSignatures(p1.mSignatures, p2.mSignatures); 3769 } 3770 } 3771 3772 @Override 3773 public int checkUidSignatures(int uid1, int uid2) { 3774 // Map to base uids. 3775 uid1 = UserHandle.getAppId(uid1); 3776 uid2 = UserHandle.getAppId(uid2); 3777 // reader 3778 synchronized (mPackages) { 3779 Signature[] s1; 3780 Signature[] s2; 3781 Object obj = mSettings.getUserIdLPr(uid1); 3782 if (obj != null) { 3783 if (obj instanceof SharedUserSetting) { 3784 s1 = ((SharedUserSetting)obj).signatures.mSignatures; 3785 } else if (obj instanceof PackageSetting) { 3786 s1 = ((PackageSetting)obj).signatures.mSignatures; 3787 } else { 3788 return PackageManager.SIGNATURE_UNKNOWN_PACKAGE; 3789 } 3790 } else { 3791 return PackageManager.SIGNATURE_UNKNOWN_PACKAGE; 3792 } 3793 obj = mSettings.getUserIdLPr(uid2); 3794 if (obj != null) { 3795 if (obj instanceof SharedUserSetting) { 3796 s2 = ((SharedUserSetting)obj).signatures.mSignatures; 3797 } else if (obj instanceof PackageSetting) { 3798 s2 = ((PackageSetting)obj).signatures.mSignatures; 3799 } else { 3800 return PackageManager.SIGNATURE_UNKNOWN_PACKAGE; 3801 } 3802 } else { 3803 return PackageManager.SIGNATURE_UNKNOWN_PACKAGE; 3804 } 3805 return compareSignatures(s1, s2); 3806 } 3807 } 3808 3809 private void killSettingPackagesForUser(SettingBase sb, int userId, String reason) { 3810 final long identity = Binder.clearCallingIdentity(); 3811 try { 3812 if (sb instanceof SharedUserSetting) { 3813 SharedUserSetting sus = (SharedUserSetting) sb; 3814 final int packageCount = sus.packages.size(); 3815 for (int i = 0; i < packageCount; i++) { 3816 PackageSetting susPs = sus.packages.valueAt(i); 3817 if (userId == UserHandle.USER_ALL) { 3818 killApplication(susPs.pkg.packageName, susPs.appId, reason); 3819 } else { 3820 final int uid = UserHandle.getUid(userId, susPs.appId); 3821 killUid(uid, reason); 3822 } 3823 } 3824 } else if (sb instanceof PackageSetting) { 3825 PackageSetting ps = (PackageSetting) sb; 3826 if (userId == UserHandle.USER_ALL) { 3827 killApplication(ps.pkg.packageName, ps.appId, reason); 3828 } else { 3829 final int uid = UserHandle.getUid(userId, ps.appId); 3830 killUid(uid, reason); 3831 } 3832 } 3833 } finally { 3834 Binder.restoreCallingIdentity(identity); 3835 } 3836 } 3837 3838 private static void killUid(int uid, String reason) { 3839 IActivityManager am = ActivityManagerNative.getDefault(); 3840 if (am != null) { 3841 try { 3842 am.killUid(uid, reason); 3843 } catch (RemoteException e) { 3844 /* ignore - same process */ 3845 } 3846 } 3847 } 3848 3849 /** 3850 * Compares two sets of signatures. Returns: 3851 * <br /> 3852 * {@link PackageManager#SIGNATURE_NEITHER_SIGNED}: if both signature sets are null, 3853 * <br /> 3854 * {@link PackageManager#SIGNATURE_FIRST_NOT_SIGNED}: if the first signature set is null, 3855 * <br /> 3856 * {@link PackageManager#SIGNATURE_SECOND_NOT_SIGNED}: if the second signature set is null, 3857 * <br /> 3858 * {@link PackageManager#SIGNATURE_MATCH}: if the two signature sets are identical, 3859 * <br /> 3860 * {@link PackageManager#SIGNATURE_NO_MATCH}: if the two signature sets differ. 3861 */ 3862 static int compareSignatures(Signature[] s1, Signature[] s2) { 3863 if (s1 == null) { 3864 return s2 == null 3865 ? PackageManager.SIGNATURE_NEITHER_SIGNED 3866 : PackageManager.SIGNATURE_FIRST_NOT_SIGNED; 3867 } 3868 3869 if (s2 == null) { 3870 return PackageManager.SIGNATURE_SECOND_NOT_SIGNED; 3871 } 3872 3873 if (s1.length != s2.length) { 3874 return PackageManager.SIGNATURE_NO_MATCH; 3875 } 3876 3877 // Since both signature sets are of size 1, we can compare without HashSets. 3878 if (s1.length == 1) { 3879 return s1[0].equals(s2[0]) ? 3880 PackageManager.SIGNATURE_MATCH : 3881 PackageManager.SIGNATURE_NO_MATCH; 3882 } 3883 3884 ArraySet<Signature> set1 = new ArraySet<Signature>(); 3885 for (Signature sig : s1) { 3886 set1.add(sig); 3887 } 3888 ArraySet<Signature> set2 = new ArraySet<Signature>(); 3889 for (Signature sig : s2) { 3890 set2.add(sig); 3891 } 3892 // Make sure s2 contains all signatures in s1. 3893 if (set1.equals(set2)) { 3894 return PackageManager.SIGNATURE_MATCH; 3895 } 3896 return PackageManager.SIGNATURE_NO_MATCH; 3897 } 3898 3899 /** 3900 * If the database version for this type of package (internal storage or 3901 * external storage) is less than the version where package signatures 3902 * were updated, return true. 3903 */ 3904 private boolean isCompatSignatureUpdateNeeded(PackageParser.Package scannedPkg) { 3905 return (isExternal(scannedPkg) && mSettings.isExternalDatabaseVersionOlderThan( 3906 DatabaseVersion.SIGNATURE_END_ENTITY)) 3907 || (!isExternal(scannedPkg) && mSettings.isInternalDatabaseVersionOlderThan( 3908 DatabaseVersion.SIGNATURE_END_ENTITY)); 3909 } 3910 3911 /** 3912 * Used for backward compatibility to make sure any packages with 3913 * certificate chains get upgraded to the new style. {@code existingSigs} 3914 * will be in the old format (since they were stored on disk from before the 3915 * system upgrade) and {@code scannedSigs} will be in the newer format. 3916 */ 3917 private int compareSignaturesCompat(PackageSignatures existingSigs, 3918 PackageParser.Package scannedPkg) { 3919 if (!isCompatSignatureUpdateNeeded(scannedPkg)) { 3920 return PackageManager.SIGNATURE_NO_MATCH; 3921 } 3922 3923 ArraySet<Signature> existingSet = new ArraySet<Signature>(); 3924 for (Signature sig : existingSigs.mSignatures) { 3925 existingSet.add(sig); 3926 } 3927 ArraySet<Signature> scannedCompatSet = new ArraySet<Signature>(); 3928 for (Signature sig : scannedPkg.mSignatures) { 3929 try { 3930 Signature[] chainSignatures = sig.getChainSignatures(); 3931 for (Signature chainSig : chainSignatures) { 3932 scannedCompatSet.add(chainSig); 3933 } 3934 } catch (CertificateEncodingException e) { 3935 scannedCompatSet.add(sig); 3936 } 3937 } 3938 /* 3939 * Make sure the expanded scanned set contains all signatures in the 3940 * existing one. 3941 */ 3942 if (scannedCompatSet.equals(existingSet)) { 3943 // Migrate the old signatures to the new scheme. 3944 existingSigs.assignSignatures(scannedPkg.mSignatures); 3945 // The new KeySets will be re-added later in the scanning process. 3946 synchronized (mPackages) { 3947 mSettings.mKeySetManagerService.removeAppKeySetDataLPw(scannedPkg.packageName); 3948 } 3949 return PackageManager.SIGNATURE_MATCH; 3950 } 3951 return PackageManager.SIGNATURE_NO_MATCH; 3952 } 3953 3954 private boolean isRecoverSignatureUpdateNeeded(PackageParser.Package scannedPkg) { 3955 if (isExternal(scannedPkg)) { 3956 return mSettings.isExternalDatabaseVersionOlderThan( 3957 DatabaseVersion.SIGNATURE_MALFORMED_RECOVER); 3958 } else { 3959 return mSettings.isInternalDatabaseVersionOlderThan( 3960 DatabaseVersion.SIGNATURE_MALFORMED_RECOVER); 3961 } 3962 } 3963 3964 private int compareSignaturesRecover(PackageSignatures existingSigs, 3965 PackageParser.Package scannedPkg) { 3966 if (!isRecoverSignatureUpdateNeeded(scannedPkg)) { 3967 return PackageManager.SIGNATURE_NO_MATCH; 3968 } 3969 3970 String msg = null; 3971 try { 3972 if (Signature.areEffectiveMatch(existingSigs.mSignatures, scannedPkg.mSignatures)) { 3973 logCriticalInfo(Log.INFO, "Recovered effectively matching certificates for " 3974 + scannedPkg.packageName); 3975 return PackageManager.SIGNATURE_MATCH; 3976 } 3977 } catch (CertificateException e) { 3978 msg = e.getMessage(); 3979 } 3980 3981 logCriticalInfo(Log.INFO, 3982 "Failed to recover certificates for " + scannedPkg.packageName + ": " + msg); 3983 return PackageManager.SIGNATURE_NO_MATCH; 3984 } 3985 3986 @Override 3987 public String[] getPackagesForUid(int uid) { 3988 uid = UserHandle.getAppId(uid); 3989 // reader 3990 synchronized (mPackages) { 3991 Object obj = mSettings.getUserIdLPr(uid); 3992 if (obj instanceof SharedUserSetting) { 3993 final SharedUserSetting sus = (SharedUserSetting) obj; 3994 final int N = sus.packages.size(); 3995 final String[] res = new String[N]; 3996 final Iterator<PackageSetting> it = sus.packages.iterator(); 3997 int i = 0; 3998 while (it.hasNext()) { 3999 res[i++] = it.next().name; 4000 } 4001 return res; 4002 } else if (obj instanceof PackageSetting) { 4003 final PackageSetting ps = (PackageSetting) obj; 4004 return new String[] { ps.name }; 4005 } 4006 } 4007 return null; 4008 } 4009 4010 @Override 4011 public String getNameForUid(int uid) { 4012 // reader 4013 synchronized (mPackages) { 4014 Object obj = mSettings.getUserIdLPr(UserHandle.getAppId(uid)); 4015 if (obj instanceof SharedUserSetting) { 4016 final SharedUserSetting sus = (SharedUserSetting) obj; 4017 return sus.name + ":" + sus.userId; 4018 } else if (obj instanceof PackageSetting) { 4019 final PackageSetting ps = (PackageSetting) obj; 4020 return ps.name; 4021 } 4022 } 4023 return null; 4024 } 4025 4026 @Override 4027 public int getUidForSharedUser(String sharedUserName) { 4028 if(sharedUserName == null) { 4029 return -1; 4030 } 4031 // reader 4032 synchronized (mPackages) { 4033 final SharedUserSetting suid = mSettings.getSharedUserLPw(sharedUserName, 0, 0, false); 4034 if (suid == null) { 4035 return -1; 4036 } 4037 return suid.userId; 4038 } 4039 } 4040 4041 @Override 4042 public int getFlagsForUid(int uid) { 4043 synchronized (mPackages) { 4044 Object obj = mSettings.getUserIdLPr(UserHandle.getAppId(uid)); 4045 if (obj instanceof SharedUserSetting) { 4046 final SharedUserSetting sus = (SharedUserSetting) obj; 4047 return sus.pkgFlags; 4048 } else if (obj instanceof PackageSetting) { 4049 final PackageSetting ps = (PackageSetting) obj; 4050 return ps.pkgFlags; 4051 } 4052 } 4053 return 0; 4054 } 4055 4056 @Override 4057 public int getPrivateFlagsForUid(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.pkgPrivateFlags; 4063 } else if (obj instanceof PackageSetting) { 4064 final PackageSetting ps = (PackageSetting) obj; 4065 return ps.pkgPrivateFlags; 4066 } 4067 } 4068 return 0; 4069 } 4070 4071 @Override 4072 public boolean isUidPrivileged(int uid) { 4073 uid = UserHandle.getAppId(uid); 4074 // reader 4075 synchronized (mPackages) { 4076 Object obj = mSettings.getUserIdLPr(uid); 4077 if (obj instanceof SharedUserSetting) { 4078 final SharedUserSetting sus = (SharedUserSetting) obj; 4079 final Iterator<PackageSetting> it = sus.packages.iterator(); 4080 while (it.hasNext()) { 4081 if (it.next().isPrivileged()) { 4082 return true; 4083 } 4084 } 4085 } else if (obj instanceof PackageSetting) { 4086 final PackageSetting ps = (PackageSetting) obj; 4087 return ps.isPrivileged(); 4088 } 4089 } 4090 return false; 4091 } 4092 4093 @Override 4094 public String[] getAppOpPermissionPackages(String permissionName) { 4095 synchronized (mPackages) { 4096 ArraySet<String> pkgs = mAppOpPermissionPackages.get(permissionName); 4097 if (pkgs == null) { 4098 return null; 4099 } 4100 return pkgs.toArray(new String[pkgs.size()]); 4101 } 4102 } 4103 4104 @Override 4105 public ResolveInfo resolveIntent(Intent intent, String resolvedType, 4106 int flags, int userId) { 4107 if (!sUserManager.exists(userId)) return null; 4108 enforceCrossUserPermission(Binder.getCallingUid(), userId, false, false, "resolve intent"); 4109 List<ResolveInfo> query = queryIntentActivities(intent, resolvedType, flags, userId); 4110 return chooseBestActivity(intent, resolvedType, flags, query, userId); 4111 } 4112 4113 @Override 4114 public void setLastChosenActivity(Intent intent, String resolvedType, int flags, 4115 IntentFilter filter, int match, ComponentName activity) { 4116 final int userId = UserHandle.getCallingUserId(); 4117 if (DEBUG_PREFERRED) { 4118 Log.v(TAG, "setLastChosenActivity intent=" + intent 4119 + " resolvedType=" + resolvedType 4120 + " flags=" + flags 4121 + " filter=" + filter 4122 + " match=" + match 4123 + " activity=" + activity); 4124 filter.dump(new PrintStreamPrinter(System.out), " "); 4125 } 4126 intent.setComponent(null); 4127 List<ResolveInfo> query = queryIntentActivities(intent, resolvedType, flags, userId); 4128 // Find any earlier preferred or last chosen entries and nuke them 4129 findPreferredActivity(intent, resolvedType, 4130 flags, query, 0, false, true, false, userId); 4131 // Add the new activity as the last chosen for this filter 4132 addPreferredActivityInternal(filter, match, null, activity, false, userId, 4133 "Setting last chosen"); 4134 } 4135 4136 @Override 4137 public ResolveInfo getLastChosenActivity(Intent intent, String resolvedType, int flags) { 4138 final int userId = UserHandle.getCallingUserId(); 4139 if (DEBUG_PREFERRED) Log.v(TAG, "Querying last chosen activity for " + intent); 4140 List<ResolveInfo> query = queryIntentActivities(intent, resolvedType, flags, userId); 4141 return findPreferredActivity(intent, resolvedType, flags, query, 0, 4142 false, false, false, userId); 4143 } 4144 4145 private ResolveInfo chooseBestActivity(Intent intent, String resolvedType, 4146 int flags, List<ResolveInfo> query, int userId) { 4147 if (query != null) { 4148 final int N = query.size(); 4149 if (N == 1) { 4150 return query.get(0); 4151 } else if (N > 1) { 4152 final boolean debug = ((intent.getFlags() & Intent.FLAG_DEBUG_LOG_RESOLUTION) != 0); 4153 // If there is more than one activity with the same priority, 4154 // then let the user decide between them. 4155 ResolveInfo r0 = query.get(0); 4156 ResolveInfo r1 = query.get(1); 4157 if (DEBUG_INTENT_MATCHING || debug) { 4158 Slog.v(TAG, r0.activityInfo.name + "=" + r0.priority + " vs " 4159 + r1.activityInfo.name + "=" + r1.priority); 4160 } 4161 // If the first activity has a higher priority, or a different 4162 // default, then it is always desireable to pick it. 4163 if (r0.priority != r1.priority 4164 || r0.preferredOrder != r1.preferredOrder 4165 || r0.isDefault != r1.isDefault) { 4166 return query.get(0); 4167 } 4168 // If we have saved a preference for a preferred activity for 4169 // this Intent, use that. 4170 ResolveInfo ri = findPreferredActivity(intent, resolvedType, 4171 flags, query, r0.priority, true, false, debug, userId); 4172 if (ri != null) { 4173 return ri; 4174 } 4175 if (userId != 0) { 4176 ri = new ResolveInfo(mResolveInfo); 4177 ri.activityInfo = new ActivityInfo(ri.activityInfo); 4178 ri.activityInfo.applicationInfo = new ApplicationInfo( 4179 ri.activityInfo.applicationInfo); 4180 ri.activityInfo.applicationInfo.uid = UserHandle.getUid(userId, 4181 UserHandle.getAppId(ri.activityInfo.applicationInfo.uid)); 4182 return ri; 4183 } 4184 return mResolveInfo; 4185 } 4186 } 4187 return null; 4188 } 4189 4190 private ResolveInfo findPersistentPreferredActivityLP(Intent intent, String resolvedType, 4191 int flags, List<ResolveInfo> query, boolean debug, int userId) { 4192 final int N = query.size(); 4193 PersistentPreferredIntentResolver ppir = mSettings.mPersistentPreferredActivities 4194 .get(userId); 4195 // Get the list of persistent preferred activities that handle the intent 4196 if (DEBUG_PREFERRED || debug) Slog.v(TAG, "Looking for presistent preferred activities..."); 4197 List<PersistentPreferredActivity> pprefs = ppir != null 4198 ? ppir.queryIntent(intent, resolvedType, 4199 (flags & PackageManager.MATCH_DEFAULT_ONLY) != 0, userId) 4200 : null; 4201 if (pprefs != null && pprefs.size() > 0) { 4202 final int M = pprefs.size(); 4203 for (int i=0; i<M; i++) { 4204 final PersistentPreferredActivity ppa = pprefs.get(i); 4205 if (DEBUG_PREFERRED || debug) { 4206 Slog.v(TAG, "Checking PersistentPreferredActivity ds=" 4207 + (ppa.countDataSchemes() > 0 ? ppa.getDataScheme(0) : "<none>") 4208 + "\n component=" + ppa.mComponent); 4209 ppa.dump(new LogPrinter(Log.VERBOSE, TAG, Log.LOG_ID_SYSTEM), " "); 4210 } 4211 final ActivityInfo ai = getActivityInfo(ppa.mComponent, 4212 flags | PackageManager.GET_DISABLED_COMPONENTS, userId); 4213 if (DEBUG_PREFERRED || debug) { 4214 Slog.v(TAG, "Found persistent preferred activity:"); 4215 if (ai != null) { 4216 ai.dump(new LogPrinter(Log.VERBOSE, TAG, Log.LOG_ID_SYSTEM), " "); 4217 } else { 4218 Slog.v(TAG, " null"); 4219 } 4220 } 4221 if (ai == null) { 4222 // This previously registered persistent preferred activity 4223 // component is no longer known. Ignore it and do NOT remove it. 4224 continue; 4225 } 4226 for (int j=0; j<N; j++) { 4227 final ResolveInfo ri = query.get(j); 4228 if (!ri.activityInfo.applicationInfo.packageName 4229 .equals(ai.applicationInfo.packageName)) { 4230 continue; 4231 } 4232 if (!ri.activityInfo.name.equals(ai.name)) { 4233 continue; 4234 } 4235 // Found a persistent preference that can handle the intent. 4236 if (DEBUG_PREFERRED || debug) { 4237 Slog.v(TAG, "Returning persistent preferred activity: " + 4238 ri.activityInfo.packageName + "/" + ri.activityInfo.name); 4239 } 4240 return ri; 4241 } 4242 } 4243 } 4244 return null; 4245 } 4246 4247 ResolveInfo findPreferredActivity(Intent intent, String resolvedType, int flags, 4248 List<ResolveInfo> query, int priority, boolean always, 4249 boolean removeMatches, boolean debug, int userId) { 4250 if (!sUserManager.exists(userId)) return null; 4251 // writer 4252 synchronized (mPackages) { 4253 if (intent.getSelector() != null) { 4254 intent = intent.getSelector(); 4255 } 4256 if (DEBUG_PREFERRED) intent.addFlags(Intent.FLAG_DEBUG_LOG_RESOLUTION); 4257 4258 // Try to find a matching persistent preferred activity. 4259 ResolveInfo pri = findPersistentPreferredActivityLP(intent, resolvedType, flags, query, 4260 debug, userId); 4261 4262 // If a persistent preferred activity matched, use it. 4263 if (pri != null) { 4264 return pri; 4265 } 4266 4267 PreferredIntentResolver pir = mSettings.mPreferredActivities.get(userId); 4268 // Get the list of preferred activities that handle the intent 4269 if (DEBUG_PREFERRED || debug) Slog.v(TAG, "Looking for preferred activities..."); 4270 List<PreferredActivity> prefs = pir != null 4271 ? pir.queryIntent(intent, resolvedType, 4272 (flags & PackageManager.MATCH_DEFAULT_ONLY) != 0, userId) 4273 : null; 4274 if (prefs != null && prefs.size() > 0) { 4275 boolean changed = false; 4276 try { 4277 // First figure out how good the original match set is. 4278 // We will only allow preferred activities that came 4279 // from the same match quality. 4280 int match = 0; 4281 4282 if (DEBUG_PREFERRED || debug) Slog.v(TAG, "Figuring out best match..."); 4283 4284 final int N = query.size(); 4285 for (int j=0; j<N; j++) { 4286 final ResolveInfo ri = query.get(j); 4287 if (DEBUG_PREFERRED || debug) Slog.v(TAG, "Match for " + ri.activityInfo 4288 + ": 0x" + Integer.toHexString(match)); 4289 if (ri.match > match) { 4290 match = ri.match; 4291 } 4292 } 4293 4294 if (DEBUG_PREFERRED || debug) Slog.v(TAG, "Best match: 0x" 4295 + Integer.toHexString(match)); 4296 4297 match &= IntentFilter.MATCH_CATEGORY_MASK; 4298 final int M = prefs.size(); 4299 for (int i=0; i<M; i++) { 4300 final PreferredActivity pa = prefs.get(i); 4301 if (DEBUG_PREFERRED || debug) { 4302 Slog.v(TAG, "Checking PreferredActivity ds=" 4303 + (pa.countDataSchemes() > 0 ? pa.getDataScheme(0) : "<none>") 4304 + "\n component=" + pa.mPref.mComponent); 4305 pa.dump(new LogPrinter(Log.VERBOSE, TAG, Log.LOG_ID_SYSTEM), " "); 4306 } 4307 if (pa.mPref.mMatch != match) { 4308 if (DEBUG_PREFERRED || debug) Slog.v(TAG, "Skipping bad match " 4309 + Integer.toHexString(pa.mPref.mMatch)); 4310 continue; 4311 } 4312 // If it's not an "always" type preferred activity and that's what we're 4313 // looking for, skip it. 4314 if (always && !pa.mPref.mAlways) { 4315 if (DEBUG_PREFERRED || debug) Slog.v(TAG, "Skipping mAlways=false entry"); 4316 continue; 4317 } 4318 final ActivityInfo ai = getActivityInfo(pa.mPref.mComponent, 4319 flags | PackageManager.GET_DISABLED_COMPONENTS, userId); 4320 if (DEBUG_PREFERRED || debug) { 4321 Slog.v(TAG, "Found preferred activity:"); 4322 if (ai != null) { 4323 ai.dump(new LogPrinter(Log.VERBOSE, TAG, Log.LOG_ID_SYSTEM), " "); 4324 } else { 4325 Slog.v(TAG, " null"); 4326 } 4327 } 4328 if (ai == null) { 4329 // This previously registered preferred activity 4330 // component is no longer known. Most likely an update 4331 // to the app was installed and in the new version this 4332 // component no longer exists. Clean it up by removing 4333 // it from the preferred activities list, and skip it. 4334 Slog.w(TAG, "Removing dangling preferred activity: " 4335 + pa.mPref.mComponent); 4336 pir.removeFilter(pa); 4337 changed = true; 4338 continue; 4339 } 4340 for (int j=0; j<N; j++) { 4341 final ResolveInfo ri = query.get(j); 4342 if (!ri.activityInfo.applicationInfo.packageName 4343 .equals(ai.applicationInfo.packageName)) { 4344 continue; 4345 } 4346 if (!ri.activityInfo.name.equals(ai.name)) { 4347 continue; 4348 } 4349 4350 if (removeMatches) { 4351 pir.removeFilter(pa); 4352 changed = true; 4353 if (DEBUG_PREFERRED) { 4354 Slog.v(TAG, "Removing match " + pa.mPref.mComponent); 4355 } 4356 break; 4357 } 4358 4359 // Okay we found a previously set preferred or last chosen app. 4360 // If the result set is different from when this 4361 // was created, we need to clear it and re-ask the 4362 // user their preference, if we're looking for an "always" type entry. 4363 if (always && !pa.mPref.sameSet(query)) { 4364 Slog.i(TAG, "Result set changed, dropping preferred activity for " 4365 + intent + " type " + resolvedType); 4366 if (DEBUG_PREFERRED) { 4367 Slog.v(TAG, "Removing preferred activity since set changed " 4368 + pa.mPref.mComponent); 4369 } 4370 pir.removeFilter(pa); 4371 // Re-add the filter as a "last chosen" entry (!always) 4372 PreferredActivity lastChosen = new PreferredActivity( 4373 pa, pa.mPref.mMatch, null, pa.mPref.mComponent, false); 4374 pir.addFilter(lastChosen); 4375 changed = true; 4376 return null; 4377 } 4378 4379 // Yay! Either the set matched or we're looking for the last chosen 4380 if (DEBUG_PREFERRED || debug) Slog.v(TAG, "Returning preferred activity: " 4381 + ri.activityInfo.packageName + "/" + ri.activityInfo.name); 4382 return ri; 4383 } 4384 } 4385 } finally { 4386 if (changed) { 4387 if (DEBUG_PREFERRED) { 4388 Slog.v(TAG, "Preferred activity bookkeeping changed; writing restrictions"); 4389 } 4390 scheduleWritePackageRestrictionsLocked(userId); 4391 } 4392 } 4393 } 4394 } 4395 if (DEBUG_PREFERRED || debug) Slog.v(TAG, "No preferred activity to return"); 4396 return null; 4397 } 4398 4399 /* 4400 * Returns if intent can be forwarded from the sourceUserId to the targetUserId 4401 */ 4402 @Override 4403 public boolean canForwardTo(Intent intent, String resolvedType, int sourceUserId, 4404 int targetUserId) { 4405 mContext.enforceCallingOrSelfPermission( 4406 android.Manifest.permission.INTERACT_ACROSS_USERS_FULL, null); 4407 List<CrossProfileIntentFilter> matches = 4408 getMatchingCrossProfileIntentFilters(intent, resolvedType, sourceUserId); 4409 if (matches != null) { 4410 int size = matches.size(); 4411 for (int i = 0; i < size; i++) { 4412 if (matches.get(i).getTargetUserId() == targetUserId) return true; 4413 } 4414 } 4415 if (hasWebURI(intent)) { 4416 // cross-profile app linking works only towards the parent. 4417 final UserInfo parent = getProfileParent(sourceUserId); 4418 synchronized(mPackages) { 4419 CrossProfileDomainInfo xpDomainInfo = getCrossProfileDomainPreferredLpr( 4420 intent, resolvedType, 0, sourceUserId, parent.id); 4421 return xpDomainInfo != null 4422 && xpDomainInfo.bestDomainVerificationStatus != 4423 INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_NEVER; 4424 } 4425 } 4426 return false; 4427 } 4428 4429 private UserInfo getProfileParent(int userId) { 4430 final long identity = Binder.clearCallingIdentity(); 4431 try { 4432 return sUserManager.getProfileParent(userId); 4433 } finally { 4434 Binder.restoreCallingIdentity(identity); 4435 } 4436 } 4437 4438 private List<CrossProfileIntentFilter> getMatchingCrossProfileIntentFilters(Intent intent, 4439 String resolvedType, int userId) { 4440 CrossProfileIntentResolver resolver = mSettings.mCrossProfileIntentResolvers.get(userId); 4441 if (resolver != null) { 4442 return resolver.queryIntent(intent, resolvedType, false, userId); 4443 } 4444 return null; 4445 } 4446 4447 @Override 4448 public List<ResolveInfo> queryIntentActivities(Intent intent, 4449 String resolvedType, int flags, int userId) { 4450 if (!sUserManager.exists(userId)) return Collections.emptyList(); 4451 enforceCrossUserPermission(Binder.getCallingUid(), userId, false, false, "query intent activities"); 4452 ComponentName comp = intent.getComponent(); 4453 if (comp == null) { 4454 if (intent.getSelector() != null) { 4455 intent = intent.getSelector(); 4456 comp = intent.getComponent(); 4457 } 4458 } 4459 4460 if (comp != null) { 4461 final List<ResolveInfo> list = new ArrayList<ResolveInfo>(1); 4462 final ActivityInfo ai = getActivityInfo(comp, flags, userId); 4463 if (ai != null) { 4464 final ResolveInfo ri = new ResolveInfo(); 4465 ri.activityInfo = ai; 4466 list.add(ri); 4467 } 4468 return list; 4469 } 4470 4471 // reader 4472 synchronized (mPackages) { 4473 final String pkgName = intent.getPackage(); 4474 if (pkgName == null) { 4475 List<CrossProfileIntentFilter> matchingFilters = 4476 getMatchingCrossProfileIntentFilters(intent, resolvedType, userId); 4477 // Check for results that need to skip the current profile. 4478 ResolveInfo xpResolveInfo = querySkipCurrentProfileIntents(matchingFilters, intent, 4479 resolvedType, flags, userId); 4480 if (xpResolveInfo != null && isUserEnabled(xpResolveInfo.targetUserId)) { 4481 List<ResolveInfo> result = new ArrayList<ResolveInfo>(1); 4482 result.add(xpResolveInfo); 4483 return filterIfNotPrimaryUser(result, userId); 4484 } 4485 4486 // Check for results in the current profile. 4487 List<ResolveInfo> result = mActivities.queryIntent( 4488 intent, resolvedType, flags, userId); 4489 4490 // Check for cross profile results. 4491 xpResolveInfo = queryCrossProfileIntents( 4492 matchingFilters, intent, resolvedType, flags, userId); 4493 if (xpResolveInfo != null && isUserEnabled(xpResolveInfo.targetUserId)) { 4494 result.add(xpResolveInfo); 4495 Collections.sort(result, mResolvePrioritySorter); 4496 } 4497 result = filterIfNotPrimaryUser(result, userId); 4498 if (hasWebURI(intent)) { 4499 CrossProfileDomainInfo xpDomainInfo = null; 4500 final UserInfo parent = getProfileParent(userId); 4501 if (parent != null) { 4502 xpDomainInfo = getCrossProfileDomainPreferredLpr(intent, resolvedType, 4503 flags, userId, parent.id); 4504 } 4505 if (xpDomainInfo != null) { 4506 if (xpResolveInfo != null) { 4507 // If we didn't remove it, the cross-profile ResolveInfo would be twice 4508 // in the result. 4509 result.remove(xpResolveInfo); 4510 } 4511 if (result.size() == 0) { 4512 result.add(xpDomainInfo.resolveInfo); 4513 return result; 4514 } 4515 } else if (result.size() <= 1) { 4516 return result; 4517 } 4518 result = filterCandidatesWithDomainPreferredActivitiesLPr(intent, flags, result, 4519 xpDomainInfo, userId); 4520 Collections.sort(result, mResolvePrioritySorter); 4521 } 4522 return result; 4523 } 4524 final PackageParser.Package pkg = mPackages.get(pkgName); 4525 if (pkg != null) { 4526 return filterIfNotPrimaryUser( 4527 mActivities.queryIntentForPackage( 4528 intent, resolvedType, flags, pkg.activities, userId), 4529 userId); 4530 } 4531 return new ArrayList<ResolveInfo>(); 4532 } 4533 } 4534 4535 private static class CrossProfileDomainInfo { 4536 /* ResolveInfo for IntentForwarderActivity to send the intent to the other profile */ 4537 ResolveInfo resolveInfo; 4538 /* Best domain verification status of the activities found in the other profile */ 4539 int bestDomainVerificationStatus; 4540 } 4541 4542 private CrossProfileDomainInfo getCrossProfileDomainPreferredLpr(Intent intent, 4543 String resolvedType, int flags, int sourceUserId, int parentUserId) { 4544 if (!sUserManager.hasUserRestriction(UserManager.ALLOW_PARENT_PROFILE_APP_LINKING, 4545 sourceUserId)) { 4546 return null; 4547 } 4548 List<ResolveInfo> resultTargetUser = mActivities.queryIntent(intent, 4549 resolvedType, flags, parentUserId); 4550 4551 if (resultTargetUser == null || resultTargetUser.isEmpty()) { 4552 return null; 4553 } 4554 CrossProfileDomainInfo result = null; 4555 int size = resultTargetUser.size(); 4556 for (int i = 0; i < size; i++) { 4557 ResolveInfo riTargetUser = resultTargetUser.get(i); 4558 // Intent filter verification is only for filters that specify a host. So don't return 4559 // those that handle all web uris. 4560 if (riTargetUser.handleAllWebDataURI) { 4561 continue; 4562 } 4563 String packageName = riTargetUser.activityInfo.packageName; 4564 PackageSetting ps = mSettings.mPackages.get(packageName); 4565 if (ps == null) { 4566 continue; 4567 } 4568 long verificationState = getDomainVerificationStatusLPr(ps, parentUserId); 4569 int status = (int)(verificationState >> 32); 4570 if (result == null) { 4571 result = new CrossProfileDomainInfo(); 4572 result.resolveInfo = 4573 createForwardingResolveInfo(null, sourceUserId, parentUserId); 4574 result.bestDomainVerificationStatus = status; 4575 } else { 4576 result.bestDomainVerificationStatus = bestDomainVerificationStatus(status, 4577 result.bestDomainVerificationStatus); 4578 } 4579 } 4580 return result; 4581 } 4582 4583 /** 4584 * Verification statuses are ordered from the worse to the best, except for 4585 * INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_NEVER, which is the worse. 4586 */ 4587 private int bestDomainVerificationStatus(int status1, int status2) { 4588 if (status1 == INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_NEVER) { 4589 return status2; 4590 } 4591 if (status2 == INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_NEVER) { 4592 return status1; 4593 } 4594 return (int) MathUtils.max(status1, status2); 4595 } 4596 4597 private boolean isUserEnabled(int userId) { 4598 long callingId = Binder.clearCallingIdentity(); 4599 try { 4600 UserInfo userInfo = sUserManager.getUserInfo(userId); 4601 return userInfo != null && userInfo.isEnabled(); 4602 } finally { 4603 Binder.restoreCallingIdentity(callingId); 4604 } 4605 } 4606 4607 /** 4608 * Filter out activities with primaryUserOnly flag set, when current user is not the owner. 4609 * 4610 * @return filtered list 4611 */ 4612 private List<ResolveInfo> filterIfNotPrimaryUser(List<ResolveInfo> resolveInfos, int userId) { 4613 if (userId == UserHandle.USER_OWNER) { 4614 return resolveInfos; 4615 } 4616 for (int i = resolveInfos.size() - 1; i >= 0; i--) { 4617 ResolveInfo info = resolveInfos.get(i); 4618 if ((info.activityInfo.flags & ActivityInfo.FLAG_PRIMARY_USER_ONLY) != 0) { 4619 resolveInfos.remove(i); 4620 } 4621 } 4622 return resolveInfos; 4623 } 4624 4625 private static boolean hasWebURI(Intent intent) { 4626 if (intent.getData() == null) { 4627 return false; 4628 } 4629 final String scheme = intent.getScheme(); 4630 if (TextUtils.isEmpty(scheme)) { 4631 return false; 4632 } 4633 return scheme.equals(IntentFilter.SCHEME_HTTP) || scheme.equals(IntentFilter.SCHEME_HTTPS); 4634 } 4635 4636 private List<ResolveInfo> filterCandidatesWithDomainPreferredActivitiesLPr(Intent intent, 4637 int matchFlags, List<ResolveInfo> candidates, CrossProfileDomainInfo xpDomainInfo, 4638 int userId) { 4639 final boolean debug = (intent.getFlags() & Intent.FLAG_DEBUG_LOG_RESOLUTION) != 0; 4640 4641 if (DEBUG_PREFERRED || DEBUG_DOMAIN_VERIFICATION) { 4642 Slog.v(TAG, "Filtering results with preferred activities. Candidates count: " + 4643 candidates.size()); 4644 } 4645 4646 ArrayList<ResolveInfo> result = new ArrayList<ResolveInfo>(); 4647 ArrayList<ResolveInfo> alwaysList = new ArrayList<ResolveInfo>(); 4648 ArrayList<ResolveInfo> undefinedList = new ArrayList<ResolveInfo>(); 4649 ArrayList<ResolveInfo> neverList = new ArrayList<ResolveInfo>(); 4650 ArrayList<ResolveInfo> matchAllList = new ArrayList<ResolveInfo>(); 4651 4652 synchronized (mPackages) { 4653 final int count = candidates.size(); 4654 // First, try to use linked apps. Partition the candidates into four lists: 4655 // one for the final results, one for the "do not use ever", one for "undefined status" 4656 // and finally one for "browser app type". 4657 for (int n=0; n<count; n++) { 4658 ResolveInfo info = candidates.get(n); 4659 String packageName = info.activityInfo.packageName; 4660 PackageSetting ps = mSettings.mPackages.get(packageName); 4661 if (ps != null) { 4662 // Add to the special match all list (Browser use case) 4663 if (info.handleAllWebDataURI) { 4664 matchAllList.add(info); 4665 continue; 4666 } 4667 // Try to get the status from User settings first 4668 long packedStatus = getDomainVerificationStatusLPr(ps, userId); 4669 int status = (int)(packedStatus >> 32); 4670 int linkGeneration = (int)(packedStatus & 0xFFFFFFFF); 4671 if (status == INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_ALWAYS) { 4672 if (DEBUG_DOMAIN_VERIFICATION) { 4673 Slog.i(TAG, " + always: " + info.activityInfo.packageName 4674 + " : linkgen=" + linkGeneration); 4675 } 4676 // Use link-enabled generation as preferredOrder, i.e. 4677 // prefer newly-enabled over earlier-enabled. 4678 info.preferredOrder = linkGeneration; 4679 alwaysList.add(info); 4680 } else if (status == INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_NEVER) { 4681 if (DEBUG_DOMAIN_VERIFICATION) { 4682 Slog.i(TAG, " + never: " + info.activityInfo.packageName); 4683 } 4684 neverList.add(info); 4685 } else if (status == INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_UNDEFINED || 4686 status == INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_ASK) { 4687 if (DEBUG_DOMAIN_VERIFICATION) { 4688 Slog.i(TAG, " + ask: " + info.activityInfo.packageName); 4689 } 4690 undefinedList.add(info); 4691 } 4692 } 4693 } 4694 // First try to add the "always" resolution(s) for the current user, if any 4695 if (alwaysList.size() > 0) { 4696 result.addAll(alwaysList); 4697 // if there is an "always" for the parent user, add it. 4698 } else if (xpDomainInfo != null && xpDomainInfo.bestDomainVerificationStatus 4699 == INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_ALWAYS) { 4700 result.add(xpDomainInfo.resolveInfo); 4701 } else { 4702 // Add all undefined Apps as we want them to appear in the Disambiguation dialog. 4703 result.addAll(undefinedList); 4704 if (xpDomainInfo != null && ( 4705 xpDomainInfo.bestDomainVerificationStatus 4706 == INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_UNDEFINED 4707 || xpDomainInfo.bestDomainVerificationStatus 4708 == INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_ASK)) { 4709 result.add(xpDomainInfo.resolveInfo); 4710 } 4711 // Also add Browsers (all of them or only the default one) 4712 if ((matchFlags & MATCH_ALL) != 0) { 4713 result.addAll(matchAllList); 4714 } else { 4715 // Browser/generic handling case. If there's a default browser, go straight 4716 // to that (but only if there is no other higher-priority match). 4717 final String defaultBrowserPackageName = getDefaultBrowserPackageName( 4718 UserHandle.myUserId()); 4719 int maxMatchPrio = 0; 4720 ResolveInfo defaultBrowserMatch = null; 4721 final int numCandidates = matchAllList.size(); 4722 for (int n = 0; n < numCandidates; n++) { 4723 ResolveInfo info = matchAllList.get(n); 4724 // track the highest overall match priority... 4725 if (info.priority > maxMatchPrio) { 4726 maxMatchPrio = info.priority; 4727 } 4728 // ...and the highest-priority default browser match 4729 if (info.activityInfo.packageName.equals(defaultBrowserPackageName)) { 4730 if (defaultBrowserMatch == null 4731 || (defaultBrowserMatch.priority < info.priority)) { 4732 if (debug) { 4733 Slog.v(TAG, "Considering default browser match " + info); 4734 } 4735 defaultBrowserMatch = info; 4736 } 4737 } 4738 } 4739 if (defaultBrowserMatch != null 4740 && defaultBrowserMatch.priority >= maxMatchPrio 4741 && !TextUtils.isEmpty(defaultBrowserPackageName)) 4742 { 4743 if (debug) { 4744 Slog.v(TAG, "Default browser match " + defaultBrowserMatch); 4745 } 4746 result.add(defaultBrowserMatch); 4747 } else { 4748 result.addAll(matchAllList); 4749 } 4750 } 4751 4752 // If there is nothing selected, add all candidates and remove the ones that the user 4753 // has explicitly put into the INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_NEVER state 4754 if (result.size() == 0) { 4755 result.addAll(candidates); 4756 result.removeAll(neverList); 4757 } 4758 } 4759 } 4760 if (DEBUG_PREFERRED || DEBUG_DOMAIN_VERIFICATION) { 4761 Slog.v(TAG, "Filtered results with preferred activities. New candidates count: " + 4762 result.size()); 4763 for (ResolveInfo info : result) { 4764 Slog.v(TAG, " + " + info.activityInfo); 4765 } 4766 } 4767 return result; 4768 } 4769 4770 // Returns a packed value as a long: 4771 // 4772 // high 'int'-sized word: link status: undefined/ask/never/always. 4773 // low 'int'-sized word: relative priority among 'always' results. 4774 private long getDomainVerificationStatusLPr(PackageSetting ps, int userId) { 4775 long result = ps.getDomainVerificationStatusForUser(userId); 4776 // if none available, get the master status 4777 if (result >> 32 == INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_UNDEFINED) { 4778 if (ps.getIntentFilterVerificationInfo() != null) { 4779 result = ((long)ps.getIntentFilterVerificationInfo().getStatus()) << 32; 4780 } 4781 } 4782 return result; 4783 } 4784 4785 private ResolveInfo querySkipCurrentProfileIntents( 4786 List<CrossProfileIntentFilter> matchingFilters, Intent intent, String resolvedType, 4787 int flags, int sourceUserId) { 4788 if (matchingFilters != null) { 4789 int size = matchingFilters.size(); 4790 for (int i = 0; i < size; i ++) { 4791 CrossProfileIntentFilter filter = matchingFilters.get(i); 4792 if ((filter.getFlags() & PackageManager.SKIP_CURRENT_PROFILE) != 0) { 4793 // Checking if there are activities in the target user that can handle the 4794 // intent. 4795 ResolveInfo resolveInfo = checkTargetCanHandle(filter, intent, resolvedType, 4796 flags, sourceUserId); 4797 if (resolveInfo != null) { 4798 return resolveInfo; 4799 } 4800 } 4801 } 4802 } 4803 return null; 4804 } 4805 4806 // Return matching ResolveInfo if any for skip current profile intent filters. 4807 private ResolveInfo queryCrossProfileIntents( 4808 List<CrossProfileIntentFilter> matchingFilters, Intent intent, String resolvedType, 4809 int flags, int sourceUserId) { 4810 if (matchingFilters != null) { 4811 // Two {@link CrossProfileIntentFilter}s can have the same targetUserId and 4812 // match the same intent. For performance reasons, it is better not to 4813 // run queryIntent twice for the same userId 4814 SparseBooleanArray alreadyTriedUserIds = new SparseBooleanArray(); 4815 int size = matchingFilters.size(); 4816 for (int i = 0; i < size; i++) { 4817 CrossProfileIntentFilter filter = matchingFilters.get(i); 4818 int targetUserId = filter.getTargetUserId(); 4819 if ((filter.getFlags() & PackageManager.SKIP_CURRENT_PROFILE) == 0 4820 && !alreadyTriedUserIds.get(targetUserId)) { 4821 // Checking if there are activities in the target user that can handle the 4822 // intent. 4823 ResolveInfo resolveInfo = checkTargetCanHandle(filter, intent, resolvedType, 4824 flags, sourceUserId); 4825 if (resolveInfo != null) return resolveInfo; 4826 alreadyTriedUserIds.put(targetUserId, true); 4827 } 4828 } 4829 } 4830 return null; 4831 } 4832 4833 private ResolveInfo checkTargetCanHandle(CrossProfileIntentFilter filter, Intent intent, 4834 String resolvedType, int flags, int sourceUserId) { 4835 List<ResolveInfo> resultTargetUser = mActivities.queryIntent(intent, 4836 resolvedType, flags, filter.getTargetUserId()); 4837 if (resultTargetUser != null && !resultTargetUser.isEmpty()) { 4838 return createForwardingResolveInfo(filter, sourceUserId, filter.getTargetUserId()); 4839 } 4840 return null; 4841 } 4842 4843 private ResolveInfo createForwardingResolveInfo(IntentFilter filter, 4844 int sourceUserId, int targetUserId) { 4845 ResolveInfo forwardingResolveInfo = new ResolveInfo(); 4846 String className; 4847 if (targetUserId == UserHandle.USER_OWNER) { 4848 className = FORWARD_INTENT_TO_USER_OWNER; 4849 } else { 4850 className = FORWARD_INTENT_TO_MANAGED_PROFILE; 4851 } 4852 ComponentName forwardingActivityComponentName = new ComponentName( 4853 mAndroidApplication.packageName, className); 4854 ActivityInfo forwardingActivityInfo = getActivityInfo(forwardingActivityComponentName, 0, 4855 sourceUserId); 4856 if (targetUserId == UserHandle.USER_OWNER) { 4857 forwardingActivityInfo.showUserIcon = UserHandle.USER_OWNER; 4858 forwardingResolveInfo.noResourceId = true; 4859 } 4860 forwardingResolveInfo.activityInfo = forwardingActivityInfo; 4861 forwardingResolveInfo.priority = 0; 4862 forwardingResolveInfo.preferredOrder = 0; 4863 forwardingResolveInfo.match = 0; 4864 forwardingResolveInfo.isDefault = true; 4865 forwardingResolveInfo.filter = filter; 4866 forwardingResolveInfo.targetUserId = targetUserId; 4867 return forwardingResolveInfo; 4868 } 4869 4870 @Override 4871 public List<ResolveInfo> queryIntentActivityOptions(ComponentName caller, 4872 Intent[] specifics, String[] specificTypes, Intent intent, 4873 String resolvedType, int flags, int userId) { 4874 if (!sUserManager.exists(userId)) return Collections.emptyList(); 4875 enforceCrossUserPermission(Binder.getCallingUid(), userId, false, 4876 false, "query intent activity options"); 4877 final String resultsAction = intent.getAction(); 4878 4879 List<ResolveInfo> results = queryIntentActivities(intent, resolvedType, flags 4880 | PackageManager.GET_RESOLVED_FILTER, userId); 4881 4882 if (DEBUG_INTENT_MATCHING) { 4883 Log.v(TAG, "Query " + intent + ": " + results); 4884 } 4885 4886 int specificsPos = 0; 4887 int N; 4888 4889 // todo: note that the algorithm used here is O(N^2). This 4890 // isn't a problem in our current environment, but if we start running 4891 // into situations where we have more than 5 or 10 matches then this 4892 // should probably be changed to something smarter... 4893 4894 // First we go through and resolve each of the specific items 4895 // that were supplied, taking care of removing any corresponding 4896 // duplicate items in the generic resolve list. 4897 if (specifics != null) { 4898 for (int i=0; i<specifics.length; i++) { 4899 final Intent sintent = specifics[i]; 4900 if (sintent == null) { 4901 continue; 4902 } 4903 4904 if (DEBUG_INTENT_MATCHING) { 4905 Log.v(TAG, "Specific #" + i + ": " + sintent); 4906 } 4907 4908 String action = sintent.getAction(); 4909 if (resultsAction != null && resultsAction.equals(action)) { 4910 // If this action was explicitly requested, then don't 4911 // remove things that have it. 4912 action = null; 4913 } 4914 4915 ResolveInfo ri = null; 4916 ActivityInfo ai = null; 4917 4918 ComponentName comp = sintent.getComponent(); 4919 if (comp == null) { 4920 ri = resolveIntent( 4921 sintent, 4922 specificTypes != null ? specificTypes[i] : null, 4923 flags, userId); 4924 if (ri == null) { 4925 continue; 4926 } 4927 if (ri == mResolveInfo) { 4928 // ACK! Must do something better with this. 4929 } 4930 ai = ri.activityInfo; 4931 comp = new ComponentName(ai.applicationInfo.packageName, 4932 ai.name); 4933 } else { 4934 ai = getActivityInfo(comp, flags, userId); 4935 if (ai == null) { 4936 continue; 4937 } 4938 } 4939 4940 // Look for any generic query activities that are duplicates 4941 // of this specific one, and remove them from the results. 4942 if (DEBUG_INTENT_MATCHING) Log.v(TAG, "Specific #" + i + ": " + ai); 4943 N = results.size(); 4944 int j; 4945 for (j=specificsPos; j<N; j++) { 4946 ResolveInfo sri = results.get(j); 4947 if ((sri.activityInfo.name.equals(comp.getClassName()) 4948 && sri.activityInfo.applicationInfo.packageName.equals( 4949 comp.getPackageName())) 4950 || (action != null && sri.filter.matchAction(action))) { 4951 results.remove(j); 4952 if (DEBUG_INTENT_MATCHING) Log.v( 4953 TAG, "Removing duplicate item from " + j 4954 + " due to specific " + specificsPos); 4955 if (ri == null) { 4956 ri = sri; 4957 } 4958 j--; 4959 N--; 4960 } 4961 } 4962 4963 // Add this specific item to its proper place. 4964 if (ri == null) { 4965 ri = new ResolveInfo(); 4966 ri.activityInfo = ai; 4967 } 4968 results.add(specificsPos, ri); 4969 ri.specificIndex = i; 4970 specificsPos++; 4971 } 4972 } 4973 4974 // Now we go through the remaining generic results and remove any 4975 // duplicate actions that are found here. 4976 N = results.size(); 4977 for (int i=specificsPos; i<N-1; i++) { 4978 final ResolveInfo rii = results.get(i); 4979 if (rii.filter == null) { 4980 continue; 4981 } 4982 4983 // Iterate over all of the actions of this result's intent 4984 // filter... typically this should be just one. 4985 final Iterator<String> it = rii.filter.actionsIterator(); 4986 if (it == null) { 4987 continue; 4988 } 4989 while (it.hasNext()) { 4990 final String action = it.next(); 4991 if (resultsAction != null && resultsAction.equals(action)) { 4992 // If this action was explicitly requested, then don't 4993 // remove things that have it. 4994 continue; 4995 } 4996 for (int j=i+1; j<N; j++) { 4997 final ResolveInfo rij = results.get(j); 4998 if (rij.filter != null && rij.filter.hasAction(action)) { 4999 results.remove(j); 5000 if (DEBUG_INTENT_MATCHING) Log.v( 5001 TAG, "Removing duplicate item from " + j 5002 + " due to action " + action + " at " + i); 5003 j--; 5004 N--; 5005 } 5006 } 5007 } 5008 5009 // If the caller didn't request filter information, drop it now 5010 // so we don't have to marshall/unmarshall it. 5011 if ((flags&PackageManager.GET_RESOLVED_FILTER) == 0) { 5012 rii.filter = null; 5013 } 5014 } 5015 5016 // Filter out the caller activity if so requested. 5017 if (caller != null) { 5018 N = results.size(); 5019 for (int i=0; i<N; i++) { 5020 ActivityInfo ainfo = results.get(i).activityInfo; 5021 if (caller.getPackageName().equals(ainfo.applicationInfo.packageName) 5022 && caller.getClassName().equals(ainfo.name)) { 5023 results.remove(i); 5024 break; 5025 } 5026 } 5027 } 5028 5029 // If the caller didn't request filter information, 5030 // drop them now so we don't have to 5031 // marshall/unmarshall it. 5032 if ((flags&PackageManager.GET_RESOLVED_FILTER) == 0) { 5033 N = results.size(); 5034 for (int i=0; i<N; i++) { 5035 results.get(i).filter = null; 5036 } 5037 } 5038 5039 if (DEBUG_INTENT_MATCHING) Log.v(TAG, "Result: " + results); 5040 return results; 5041 } 5042 5043 @Override 5044 public List<ResolveInfo> queryIntentReceivers(Intent intent, String resolvedType, int flags, 5045 int userId) { 5046 if (!sUserManager.exists(userId)) return Collections.emptyList(); 5047 ComponentName comp = intent.getComponent(); 5048 if (comp == null) { 5049 if (intent.getSelector() != null) { 5050 intent = intent.getSelector(); 5051 comp = intent.getComponent(); 5052 } 5053 } 5054 if (comp != null) { 5055 List<ResolveInfo> list = new ArrayList<ResolveInfo>(1); 5056 ActivityInfo ai = getReceiverInfo(comp, flags, userId); 5057 if (ai != null) { 5058 ResolveInfo ri = new ResolveInfo(); 5059 ri.activityInfo = ai; 5060 list.add(ri); 5061 } 5062 return list; 5063 } 5064 5065 // reader 5066 synchronized (mPackages) { 5067 String pkgName = intent.getPackage(); 5068 if (pkgName == null) { 5069 return mReceivers.queryIntent(intent, resolvedType, flags, userId); 5070 } 5071 final PackageParser.Package pkg = mPackages.get(pkgName); 5072 if (pkg != null) { 5073 return mReceivers.queryIntentForPackage(intent, resolvedType, flags, pkg.receivers, 5074 userId); 5075 } 5076 return null; 5077 } 5078 } 5079 5080 @Override 5081 public ResolveInfo resolveService(Intent intent, String resolvedType, int flags, int userId) { 5082 List<ResolveInfo> query = queryIntentServices(intent, resolvedType, flags, userId); 5083 if (!sUserManager.exists(userId)) return null; 5084 if (query != null) { 5085 if (query.size() >= 1) { 5086 // If there is more than one service with the same priority, 5087 // just arbitrarily pick the first one. 5088 return query.get(0); 5089 } 5090 } 5091 return null; 5092 } 5093 5094 @Override 5095 public List<ResolveInfo> queryIntentServices(Intent intent, String resolvedType, int flags, 5096 int userId) { 5097 if (!sUserManager.exists(userId)) return Collections.emptyList(); 5098 ComponentName comp = intent.getComponent(); 5099 if (comp == null) { 5100 if (intent.getSelector() != null) { 5101 intent = intent.getSelector(); 5102 comp = intent.getComponent(); 5103 } 5104 } 5105 if (comp != null) { 5106 final List<ResolveInfo> list = new ArrayList<ResolveInfo>(1); 5107 final ServiceInfo si = getServiceInfo(comp, flags, userId); 5108 if (si != null) { 5109 final ResolveInfo ri = new ResolveInfo(); 5110 ri.serviceInfo = si; 5111 list.add(ri); 5112 } 5113 return list; 5114 } 5115 5116 // reader 5117 synchronized (mPackages) { 5118 String pkgName = intent.getPackage(); 5119 if (pkgName == null) { 5120 return mServices.queryIntent(intent, resolvedType, flags, userId); 5121 } 5122 final PackageParser.Package pkg = mPackages.get(pkgName); 5123 if (pkg != null) { 5124 return mServices.queryIntentForPackage(intent, resolvedType, flags, pkg.services, 5125 userId); 5126 } 5127 return null; 5128 } 5129 } 5130 5131 @Override 5132 public List<ResolveInfo> queryIntentContentProviders( 5133 Intent intent, String resolvedType, int flags, int userId) { 5134 if (!sUserManager.exists(userId)) return Collections.emptyList(); 5135 ComponentName comp = intent.getComponent(); 5136 if (comp == null) { 5137 if (intent.getSelector() != null) { 5138 intent = intent.getSelector(); 5139 comp = intent.getComponent(); 5140 } 5141 } 5142 if (comp != null) { 5143 final List<ResolveInfo> list = new ArrayList<ResolveInfo>(1); 5144 final ProviderInfo pi = getProviderInfo(comp, flags, userId); 5145 if (pi != null) { 5146 final ResolveInfo ri = new ResolveInfo(); 5147 ri.providerInfo = pi; 5148 list.add(ri); 5149 } 5150 return list; 5151 } 5152 5153 // reader 5154 synchronized (mPackages) { 5155 String pkgName = intent.getPackage(); 5156 if (pkgName == null) { 5157 return mProviders.queryIntent(intent, resolvedType, flags, userId); 5158 } 5159 final PackageParser.Package pkg = mPackages.get(pkgName); 5160 if (pkg != null) { 5161 return mProviders.queryIntentForPackage( 5162 intent, resolvedType, flags, pkg.providers, userId); 5163 } 5164 return null; 5165 } 5166 } 5167 5168 @Override 5169 public ParceledListSlice<PackageInfo> getInstalledPackages(int flags, int userId) { 5170 final boolean listUninstalled = (flags & PackageManager.GET_UNINSTALLED_PACKAGES) != 0; 5171 5172 enforceCrossUserPermission(Binder.getCallingUid(), userId, true, false, "get installed packages"); 5173 5174 // writer 5175 synchronized (mPackages) { 5176 ArrayList<PackageInfo> list; 5177 if (listUninstalled) { 5178 list = new ArrayList<PackageInfo>(mSettings.mPackages.size()); 5179 for (PackageSetting ps : mSettings.mPackages.values()) { 5180 PackageInfo pi; 5181 if (ps.pkg != null) { 5182 pi = generatePackageInfo(ps.pkg, flags, userId); 5183 } else { 5184 pi = generatePackageInfoFromSettingsLPw(ps.name, flags, userId); 5185 } 5186 if (pi != null) { 5187 list.add(pi); 5188 } 5189 } 5190 } else { 5191 list = new ArrayList<PackageInfo>(mPackages.size()); 5192 for (PackageParser.Package p : mPackages.values()) { 5193 PackageInfo pi = generatePackageInfo(p, flags, userId); 5194 if (pi != null) { 5195 list.add(pi); 5196 } 5197 } 5198 } 5199 5200 return new ParceledListSlice<PackageInfo>(list); 5201 } 5202 } 5203 5204 private void addPackageHoldingPermissions(ArrayList<PackageInfo> list, PackageSetting ps, 5205 String[] permissions, boolean[] tmp, int flags, int userId) { 5206 int numMatch = 0; 5207 final PermissionsState permissionsState = ps.getPermissionsState(); 5208 for (int i=0; i<permissions.length; i++) { 5209 final String permission = permissions[i]; 5210 if (permissionsState.hasPermission(permission, userId)) { 5211 tmp[i] = true; 5212 numMatch++; 5213 } else { 5214 tmp[i] = false; 5215 } 5216 } 5217 if (numMatch == 0) { 5218 return; 5219 } 5220 PackageInfo pi; 5221 if (ps.pkg != null) { 5222 pi = generatePackageInfo(ps.pkg, flags, userId); 5223 } else { 5224 pi = generatePackageInfoFromSettingsLPw(ps.name, flags, userId); 5225 } 5226 // The above might return null in cases of uninstalled apps or install-state 5227 // skew across users/profiles. 5228 if (pi != null) { 5229 if ((flags&PackageManager.GET_PERMISSIONS) == 0) { 5230 if (numMatch == permissions.length) { 5231 pi.requestedPermissions = permissions; 5232 } else { 5233 pi.requestedPermissions = new String[numMatch]; 5234 numMatch = 0; 5235 for (int i=0; i<permissions.length; i++) { 5236 if (tmp[i]) { 5237 pi.requestedPermissions[numMatch] = permissions[i]; 5238 numMatch++; 5239 } 5240 } 5241 } 5242 } 5243 list.add(pi); 5244 } 5245 } 5246 5247 @Override 5248 public ParceledListSlice<PackageInfo> getPackagesHoldingPermissions( 5249 String[] permissions, int flags, int userId) { 5250 if (!sUserManager.exists(userId)) return null; 5251 final boolean listUninstalled = (flags & PackageManager.GET_UNINSTALLED_PACKAGES) != 0; 5252 5253 // writer 5254 synchronized (mPackages) { 5255 ArrayList<PackageInfo> list = new ArrayList<PackageInfo>(); 5256 boolean[] tmpBools = new boolean[permissions.length]; 5257 if (listUninstalled) { 5258 for (PackageSetting ps : mSettings.mPackages.values()) { 5259 addPackageHoldingPermissions(list, ps, permissions, tmpBools, flags, userId); 5260 } 5261 } else { 5262 for (PackageParser.Package pkg : mPackages.values()) { 5263 PackageSetting ps = (PackageSetting)pkg.mExtras; 5264 if (ps != null) { 5265 addPackageHoldingPermissions(list, ps, permissions, tmpBools, flags, 5266 userId); 5267 } 5268 } 5269 } 5270 5271 return new ParceledListSlice<PackageInfo>(list); 5272 } 5273 } 5274 5275 @Override 5276 public ParceledListSlice<ApplicationInfo> getInstalledApplications(int flags, int userId) { 5277 if (!sUserManager.exists(userId)) return null; 5278 final boolean listUninstalled = (flags & PackageManager.GET_UNINSTALLED_PACKAGES) != 0; 5279 5280 // writer 5281 synchronized (mPackages) { 5282 ArrayList<ApplicationInfo> list; 5283 if (listUninstalled) { 5284 list = new ArrayList<ApplicationInfo>(mSettings.mPackages.size()); 5285 for (PackageSetting ps : mSettings.mPackages.values()) { 5286 ApplicationInfo ai; 5287 if (ps.pkg != null) { 5288 ai = PackageParser.generateApplicationInfo(ps.pkg, flags, 5289 ps.readUserState(userId), userId); 5290 } else { 5291 ai = generateApplicationInfoFromSettingsLPw(ps.name, flags, userId); 5292 } 5293 if (ai != null) { 5294 list.add(ai); 5295 } 5296 } 5297 } else { 5298 list = new ArrayList<ApplicationInfo>(mPackages.size()); 5299 for (PackageParser.Package p : mPackages.values()) { 5300 if (p.mExtras != null) { 5301 ApplicationInfo ai = PackageParser.generateApplicationInfo(p, flags, 5302 ((PackageSetting)p.mExtras).readUserState(userId), userId); 5303 if (ai != null) { 5304 list.add(ai); 5305 } 5306 } 5307 } 5308 } 5309 5310 return new ParceledListSlice<ApplicationInfo>(list); 5311 } 5312 } 5313 5314 public List<ApplicationInfo> getPersistentApplications(int flags) { 5315 final ArrayList<ApplicationInfo> finalList = new ArrayList<ApplicationInfo>(); 5316 5317 // reader 5318 synchronized (mPackages) { 5319 final Iterator<PackageParser.Package> i = mPackages.values().iterator(); 5320 final int userId = UserHandle.getCallingUserId(); 5321 while (i.hasNext()) { 5322 final PackageParser.Package p = i.next(); 5323 if (p.applicationInfo != null 5324 && (p.applicationInfo.flags&ApplicationInfo.FLAG_PERSISTENT) != 0 5325 && (!mSafeMode || isSystemApp(p))) { 5326 PackageSetting ps = mSettings.mPackages.get(p.packageName); 5327 if (ps != null) { 5328 ApplicationInfo ai = PackageParser.generateApplicationInfo(p, flags, 5329 ps.readUserState(userId), userId); 5330 if (ai != null) { 5331 finalList.add(ai); 5332 } 5333 } 5334 } 5335 } 5336 } 5337 5338 return finalList; 5339 } 5340 5341 @Override 5342 public ProviderInfo resolveContentProvider(String name, int flags, int userId) { 5343 if (!sUserManager.exists(userId)) return null; 5344 // reader 5345 synchronized (mPackages) { 5346 final PackageParser.Provider provider = mProvidersByAuthority.get(name); 5347 PackageSetting ps = provider != null 5348 ? mSettings.mPackages.get(provider.owner.packageName) 5349 : null; 5350 return ps != null 5351 && mSettings.isEnabledLPr(provider.info, flags, userId) 5352 && (!mSafeMode || (provider.info.applicationInfo.flags 5353 &ApplicationInfo.FLAG_SYSTEM) != 0) 5354 ? PackageParser.generateProviderInfo(provider, flags, 5355 ps.readUserState(userId), userId) 5356 : null; 5357 } 5358 } 5359 5360 /** 5361 * @deprecated 5362 */ 5363 @Deprecated 5364 public void querySyncProviders(List<String> outNames, List<ProviderInfo> outInfo) { 5365 // reader 5366 synchronized (mPackages) { 5367 final Iterator<Map.Entry<String, PackageParser.Provider>> i = mProvidersByAuthority 5368 .entrySet().iterator(); 5369 final int userId = UserHandle.getCallingUserId(); 5370 while (i.hasNext()) { 5371 Map.Entry<String, PackageParser.Provider> entry = i.next(); 5372 PackageParser.Provider p = entry.getValue(); 5373 PackageSetting ps = mSettings.mPackages.get(p.owner.packageName); 5374 5375 if (ps != null && p.syncable 5376 && (!mSafeMode || (p.info.applicationInfo.flags 5377 &ApplicationInfo.FLAG_SYSTEM) != 0)) { 5378 ProviderInfo info = PackageParser.generateProviderInfo(p, 0, 5379 ps.readUserState(userId), userId); 5380 if (info != null) { 5381 outNames.add(entry.getKey()); 5382 outInfo.add(info); 5383 } 5384 } 5385 } 5386 } 5387 } 5388 5389 @Override 5390 public List<ProviderInfo> queryContentProviders(String processName, 5391 int uid, int flags) { 5392 ArrayList<ProviderInfo> finalList = null; 5393 // reader 5394 synchronized (mPackages) { 5395 final Iterator<PackageParser.Provider> i = mProviders.mProviders.values().iterator(); 5396 final int userId = processName != null ? 5397 UserHandle.getUserId(uid) : UserHandle.getCallingUserId(); 5398 while (i.hasNext()) { 5399 final PackageParser.Provider p = i.next(); 5400 PackageSetting ps = mSettings.mPackages.get(p.owner.packageName); 5401 if (ps != null && p.info.authority != null 5402 && (processName == null 5403 || (p.info.processName.equals(processName) 5404 && UserHandle.isSameApp(p.info.applicationInfo.uid, uid))) 5405 && mSettings.isEnabledLPr(p.info, flags, userId) 5406 && (!mSafeMode 5407 || (p.info.applicationInfo.flags & ApplicationInfo.FLAG_SYSTEM) != 0)) { 5408 if (finalList == null) { 5409 finalList = new ArrayList<ProviderInfo>(3); 5410 } 5411 ProviderInfo info = PackageParser.generateProviderInfo(p, flags, 5412 ps.readUserState(userId), userId); 5413 if (info != null) { 5414 finalList.add(info); 5415 } 5416 } 5417 } 5418 } 5419 5420 if (finalList != null) { 5421 Collections.sort(finalList, mProviderInitOrderSorter); 5422 } 5423 5424 return finalList; 5425 } 5426 5427 @Override 5428 public InstrumentationInfo getInstrumentationInfo(ComponentName name, 5429 int flags) { 5430 // reader 5431 synchronized (mPackages) { 5432 final PackageParser.Instrumentation i = mInstrumentation.get(name); 5433 return PackageParser.generateInstrumentationInfo(i, flags); 5434 } 5435 } 5436 5437 @Override 5438 public List<InstrumentationInfo> queryInstrumentation(String targetPackage, 5439 int flags) { 5440 ArrayList<InstrumentationInfo> finalList = 5441 new ArrayList<InstrumentationInfo>(); 5442 5443 // reader 5444 synchronized (mPackages) { 5445 final Iterator<PackageParser.Instrumentation> i = mInstrumentation.values().iterator(); 5446 while (i.hasNext()) { 5447 final PackageParser.Instrumentation p = i.next(); 5448 if (targetPackage == null 5449 || targetPackage.equals(p.info.targetPackage)) { 5450 InstrumentationInfo ii = PackageParser.generateInstrumentationInfo(p, 5451 flags); 5452 if (ii != null) { 5453 finalList.add(ii); 5454 } 5455 } 5456 } 5457 } 5458 5459 return finalList; 5460 } 5461 5462 private void createIdmapsForPackageLI(PackageParser.Package pkg) { 5463 ArrayMap<String, PackageParser.Package> overlays = mOverlays.get(pkg.packageName); 5464 if (overlays == null) { 5465 Slog.w(TAG, "Unable to create idmap for " + pkg.packageName + ": no overlay packages"); 5466 return; 5467 } 5468 for (PackageParser.Package opkg : overlays.values()) { 5469 // Not much to do if idmap fails: we already logged the error 5470 // and we certainly don't want to abort installation of pkg simply 5471 // because an overlay didn't fit properly. For these reasons, 5472 // ignore the return value of createIdmapForPackagePairLI. 5473 createIdmapForPackagePairLI(pkg, opkg); 5474 } 5475 } 5476 5477 private boolean createIdmapForPackagePairLI(PackageParser.Package pkg, 5478 PackageParser.Package opkg) { 5479 if (!opkg.mTrustedOverlay) { 5480 Slog.w(TAG, "Skipping target and overlay pair " + pkg.baseCodePath + " and " + 5481 opkg.baseCodePath + ": overlay not trusted"); 5482 return false; 5483 } 5484 ArrayMap<String, PackageParser.Package> overlaySet = mOverlays.get(pkg.packageName); 5485 if (overlaySet == null) { 5486 Slog.e(TAG, "was about to create idmap for " + pkg.baseCodePath + " and " + 5487 opkg.baseCodePath + " but target package has no known overlays"); 5488 return false; 5489 } 5490 final int sharedGid = UserHandle.getSharedAppGid(pkg.applicationInfo.uid); 5491 // TODO: generate idmap for split APKs 5492 if (mInstaller.idmap(pkg.baseCodePath, opkg.baseCodePath, sharedGid) != 0) { 5493 Slog.e(TAG, "Failed to generate idmap for " + pkg.baseCodePath + " and " 5494 + opkg.baseCodePath); 5495 return false; 5496 } 5497 PackageParser.Package[] overlayArray = 5498 overlaySet.values().toArray(new PackageParser.Package[0]); 5499 Comparator<PackageParser.Package> cmp = new Comparator<PackageParser.Package>() { 5500 public int compare(PackageParser.Package p1, PackageParser.Package p2) { 5501 return p1.mOverlayPriority - p2.mOverlayPriority; 5502 } 5503 }; 5504 Arrays.sort(overlayArray, cmp); 5505 5506 pkg.applicationInfo.resourceDirs = new String[overlayArray.length]; 5507 int i = 0; 5508 for (PackageParser.Package p : overlayArray) { 5509 pkg.applicationInfo.resourceDirs[i++] = p.baseCodePath; 5510 } 5511 return true; 5512 } 5513 5514 private void scanDirLI(File dir, int parseFlags, int scanFlags, long currentTime) { 5515 final File[] files = dir.listFiles(); 5516 if (ArrayUtils.isEmpty(files)) { 5517 Log.d(TAG, "No files in app dir " + dir); 5518 return; 5519 } 5520 5521 if (DEBUG_PACKAGE_SCANNING) { 5522 Log.d(TAG, "Scanning app dir " + dir + " scanFlags=" + scanFlags 5523 + " flags=0x" + Integer.toHexString(parseFlags)); 5524 } 5525 5526 for (File file : files) { 5527 final boolean isPackage = (isApkFile(file) || file.isDirectory()) 5528 && !PackageInstallerService.isStageName(file.getName()); 5529 if (!isPackage) { 5530 // Ignore entries which are not packages 5531 continue; 5532 } 5533 try { 5534 scanPackageLI(file, parseFlags | PackageParser.PARSE_MUST_BE_APK, 5535 scanFlags, currentTime, null); 5536 } catch (PackageManagerException e) { 5537 Slog.w(TAG, "Failed to parse " + file + ": " + e.getMessage()); 5538 5539 // Delete invalid userdata apps 5540 if ((parseFlags & PackageParser.PARSE_IS_SYSTEM) == 0 && 5541 e.error == PackageManager.INSTALL_FAILED_INVALID_APK) { 5542 logCriticalInfo(Log.WARN, "Deleting invalid package at " + file); 5543 if (file.isDirectory()) { 5544 mInstaller.rmPackageDir(file.getAbsolutePath()); 5545 } else { 5546 file.delete(); 5547 } 5548 } 5549 } 5550 } 5551 } 5552 5553 private static File getSettingsProblemFile() { 5554 File dataDir = Environment.getDataDirectory(); 5555 File systemDir = new File(dataDir, "system"); 5556 File fname = new File(systemDir, "uiderrors.txt"); 5557 return fname; 5558 } 5559 5560 static void reportSettingsProblem(int priority, String msg) { 5561 logCriticalInfo(priority, msg); 5562 } 5563 5564 static void logCriticalInfo(int priority, String msg) { 5565 Slog.println(priority, TAG, msg); 5566 EventLogTags.writePmCriticalInfo(msg); 5567 try { 5568 File fname = getSettingsProblemFile(); 5569 FileOutputStream out = new FileOutputStream(fname, true); 5570 PrintWriter pw = new FastPrintWriter(out); 5571 SimpleDateFormat formatter = new SimpleDateFormat(); 5572 String dateString = formatter.format(new Date(System.currentTimeMillis())); 5573 pw.println(dateString + ": " + msg); 5574 pw.close(); 5575 FileUtils.setPermissions( 5576 fname.toString(), 5577 FileUtils.S_IRWXU|FileUtils.S_IRWXG|FileUtils.S_IROTH, 5578 -1, -1); 5579 } catch (java.io.IOException e) { 5580 } 5581 } 5582 5583 private void collectCertificatesLI(PackageParser pp, PackageSetting ps, 5584 PackageParser.Package pkg, File srcFile, int parseFlags) 5585 throws PackageManagerException { 5586 if (ps != null 5587 && ps.codePath.equals(srcFile) 5588 && ps.timeStamp == srcFile.lastModified() 5589 && !isCompatSignatureUpdateNeeded(pkg) 5590 && !isRecoverSignatureUpdateNeeded(pkg)) { 5591 long mSigningKeySetId = ps.keySetData.getProperSigningKeySet(); 5592 KeySetManagerService ksms = mSettings.mKeySetManagerService; 5593 ArraySet<PublicKey> signingKs; 5594 synchronized (mPackages) { 5595 signingKs = ksms.getPublicKeysFromKeySetLPr(mSigningKeySetId); 5596 } 5597 if (ps.signatures.mSignatures != null 5598 && ps.signatures.mSignatures.length != 0 5599 && signingKs != null) { 5600 // Optimization: reuse the existing cached certificates 5601 // if the package appears to be unchanged. 5602 pkg.mSignatures = ps.signatures.mSignatures; 5603 pkg.mSigningKeys = signingKs; 5604 return; 5605 } 5606 5607 Slog.w(TAG, "PackageSetting for " + ps.name 5608 + " is missing signatures. Collecting certs again to recover them."); 5609 } else { 5610 Log.i(TAG, srcFile.toString() + " changed; collecting certs"); 5611 } 5612 5613 try { 5614 pp.collectCertificates(pkg, parseFlags); 5615 pp.collectManifestDigest(pkg); 5616 } catch (PackageParserException e) { 5617 throw PackageManagerException.from(e); 5618 } 5619 } 5620 5621 /* 5622 * Scan a package and return the newly parsed package. 5623 * Returns null in case of errors and the error code is stored in mLastScanError 5624 */ 5625 private PackageParser.Package scanPackageLI(File scanFile, int parseFlags, int scanFlags, 5626 long currentTime, UserHandle user) throws PackageManagerException { 5627 if (DEBUG_INSTALL) Slog.d(TAG, "Parsing: " + scanFile); 5628 parseFlags |= mDefParseFlags; 5629 PackageParser pp = new PackageParser(); 5630 pp.setSeparateProcesses(mSeparateProcesses); 5631 pp.setOnlyCoreApps(mOnlyCore); 5632 pp.setDisplayMetrics(mMetrics); 5633 5634 if ((scanFlags & SCAN_TRUSTED_OVERLAY) != 0) { 5635 parseFlags |= PackageParser.PARSE_TRUSTED_OVERLAY; 5636 } 5637 5638 final PackageParser.Package pkg; 5639 try { 5640 pkg = pp.parsePackage(scanFile, parseFlags); 5641 } catch (PackageParserException e) { 5642 throw PackageManagerException.from(e); 5643 } 5644 5645 PackageSetting ps = null; 5646 PackageSetting updatedPkg; 5647 // reader 5648 synchronized (mPackages) { 5649 // Look to see if we already know about this package. 5650 String oldName = mSettings.mRenamedPackages.get(pkg.packageName); 5651 if (pkg.mOriginalPackages != null && pkg.mOriginalPackages.contains(oldName)) { 5652 // This package has been renamed to its original name. Let's 5653 // use that. 5654 ps = mSettings.peekPackageLPr(oldName); 5655 } 5656 // If there was no original package, see one for the real package name. 5657 if (ps == null) { 5658 ps = mSettings.peekPackageLPr(pkg.packageName); 5659 } 5660 // Check to see if this package could be hiding/updating a system 5661 // package. Must look for it either under the original or real 5662 // package name depending on our state. 5663 updatedPkg = mSettings.getDisabledSystemPkgLPr(ps != null ? ps.name : pkg.packageName); 5664 if (DEBUG_INSTALL && updatedPkg != null) Slog.d(TAG, "updatedPkg = " + updatedPkg); 5665 } 5666 boolean updatedPkgBetter = false; 5667 // First check if this is a system package that may involve an update 5668 if (updatedPkg != null && (parseFlags&PackageParser.PARSE_IS_SYSTEM) != 0) { 5669 // If new package is not located in "/system/priv-app" (e.g. due to an OTA), 5670 // it needs to drop FLAG_PRIVILEGED. 5671 if (locationIsPrivileged(scanFile)) { 5672 updatedPkg.pkgPrivateFlags |= ApplicationInfo.PRIVATE_FLAG_PRIVILEGED; 5673 } else { 5674 updatedPkg.pkgPrivateFlags &= ~ApplicationInfo.PRIVATE_FLAG_PRIVILEGED; 5675 } 5676 5677 if (ps != null && !ps.codePath.equals(scanFile)) { 5678 // The path has changed from what was last scanned... check the 5679 // version of the new path against what we have stored to determine 5680 // what to do. 5681 if (DEBUG_INSTALL) Slog.d(TAG, "Path changing from " + ps.codePath); 5682 if (pkg.mVersionCode <= ps.versionCode) { 5683 // The system package has been updated and the code path does not match 5684 // Ignore entry. Skip it. 5685 if (DEBUG_INSTALL) Slog.i(TAG, "Package " + ps.name + " at " + scanFile 5686 + " ignored: updated version " + ps.versionCode 5687 + " better than this " + pkg.mVersionCode); 5688 if (!updatedPkg.codePath.equals(scanFile)) { 5689 Slog.w(PackageManagerService.TAG, "Code path for hidden system pkg : " 5690 + ps.name + " changing from " + updatedPkg.codePathString 5691 + " to " + scanFile); 5692 updatedPkg.codePath = scanFile; 5693 updatedPkg.codePathString = scanFile.toString(); 5694 updatedPkg.resourcePath = scanFile; 5695 updatedPkg.resourcePathString = scanFile.toString(); 5696 } 5697 updatedPkg.pkg = pkg; 5698 throw new PackageManagerException(INSTALL_FAILED_DUPLICATE_PACKAGE, 5699 "Package " + ps.name + " at " + scanFile 5700 + " ignored: updated version " + ps.versionCode 5701 + " better than this " + pkg.mVersionCode); 5702 } else { 5703 // The current app on the system partition is better than 5704 // what we have updated to on the data partition; switch 5705 // back to the system partition version. 5706 // At this point, its safely assumed that package installation for 5707 // apps in system partition will go through. If not there won't be a working 5708 // version of the app 5709 // writer 5710 synchronized (mPackages) { 5711 // Just remove the loaded entries from package lists. 5712 mPackages.remove(ps.name); 5713 } 5714 5715 logCriticalInfo(Log.WARN, "Package " + ps.name + " at " + scanFile 5716 + " reverting from " + ps.codePathString 5717 + ": new version " + pkg.mVersionCode 5718 + " better than installed " + ps.versionCode); 5719 5720 InstallArgs args = createInstallArgsForExisting(packageFlagsToInstallFlags(ps), 5721 ps.codePathString, ps.resourcePathString, getAppDexInstructionSets(ps)); 5722 synchronized (mInstallLock) { 5723 args.cleanUpResourcesLI(); 5724 } 5725 synchronized (mPackages) { 5726 mSettings.enableSystemPackageLPw(ps.name); 5727 } 5728 updatedPkgBetter = true; 5729 } 5730 } 5731 } 5732 5733 if (updatedPkg != null) { 5734 // An updated system app will not have the PARSE_IS_SYSTEM flag set 5735 // initially 5736 parseFlags |= PackageParser.PARSE_IS_SYSTEM; 5737 5738 // An updated privileged app will not have the PARSE_IS_PRIVILEGED 5739 // flag set initially 5740 if ((updatedPkg.pkgPrivateFlags & ApplicationInfo.PRIVATE_FLAG_PRIVILEGED) != 0) { 5741 parseFlags |= PackageParser.PARSE_IS_PRIVILEGED; 5742 } 5743 } 5744 5745 // Verify certificates against what was last scanned 5746 collectCertificatesLI(pp, ps, pkg, scanFile, parseFlags); 5747 5748 /* 5749 * A new system app appeared, but we already had a non-system one of the 5750 * same name installed earlier. 5751 */ 5752 boolean shouldHideSystemApp = false; 5753 if (updatedPkg == null && ps != null 5754 && (parseFlags & PackageParser.PARSE_IS_SYSTEM_DIR) != 0 && !isSystemApp(ps)) { 5755 /* 5756 * Check to make sure the signatures match first. If they don't, 5757 * wipe the installed application and its data. 5758 */ 5759 if (compareSignatures(ps.signatures.mSignatures, pkg.mSignatures) 5760 != PackageManager.SIGNATURE_MATCH) { 5761 logCriticalInfo(Log.WARN, "Package " + ps.name + " appeared on system, but" 5762 + " signatures don't match existing userdata copy; removing"); 5763 deletePackageLI(pkg.packageName, null, true, null, null, 0, null, false); 5764 ps = null; 5765 } else { 5766 /* 5767 * If the newly-added system app is an older version than the 5768 * already installed version, hide it. It will be scanned later 5769 * and re-added like an update. 5770 */ 5771 if (pkg.mVersionCode <= ps.versionCode) { 5772 shouldHideSystemApp = true; 5773 logCriticalInfo(Log.INFO, "Package " + ps.name + " appeared at " + scanFile 5774 + " but new version " + pkg.mVersionCode + " better than installed " 5775 + ps.versionCode + "; hiding system"); 5776 } else { 5777 /* 5778 * The newly found system app is a newer version that the 5779 * one previously installed. Simply remove the 5780 * already-installed application and replace it with our own 5781 * while keeping the application data. 5782 */ 5783 logCriticalInfo(Log.WARN, "Package " + ps.name + " at " + scanFile 5784 + " reverting from " + ps.codePathString + ": new version " 5785 + pkg.mVersionCode + " better than installed " + ps.versionCode); 5786 InstallArgs args = createInstallArgsForExisting(packageFlagsToInstallFlags(ps), 5787 ps.codePathString, ps.resourcePathString, getAppDexInstructionSets(ps)); 5788 synchronized (mInstallLock) { 5789 args.cleanUpResourcesLI(); 5790 } 5791 } 5792 } 5793 } 5794 5795 // The apk is forward locked (not public) if its code and resources 5796 // are kept in different files. (except for app in either system or 5797 // vendor path). 5798 // TODO grab this value from PackageSettings 5799 if ((parseFlags & PackageParser.PARSE_IS_SYSTEM_DIR) == 0) { 5800 if (ps != null && !ps.codePath.equals(ps.resourcePath)) { 5801 parseFlags |= PackageParser.PARSE_FORWARD_LOCK; 5802 } 5803 } 5804 5805 // TODO: extend to support forward-locked splits 5806 String resourcePath = null; 5807 String baseResourcePath = null; 5808 if ((parseFlags & PackageParser.PARSE_FORWARD_LOCK) != 0 && !updatedPkgBetter) { 5809 if (ps != null && ps.resourcePathString != null) { 5810 resourcePath = ps.resourcePathString; 5811 baseResourcePath = ps.resourcePathString; 5812 } else { 5813 // Should not happen at all. Just log an error. 5814 Slog.e(TAG, "Resource path not set for pkg : " + pkg.packageName); 5815 } 5816 } else { 5817 resourcePath = pkg.codePath; 5818 baseResourcePath = pkg.baseCodePath; 5819 } 5820 5821 // Set application objects path explicitly. 5822 pkg.applicationInfo.volumeUuid = pkg.volumeUuid; 5823 pkg.applicationInfo.setCodePath(pkg.codePath); 5824 pkg.applicationInfo.setBaseCodePath(pkg.baseCodePath); 5825 pkg.applicationInfo.setSplitCodePaths(pkg.splitCodePaths); 5826 pkg.applicationInfo.setResourcePath(resourcePath); 5827 pkg.applicationInfo.setBaseResourcePath(baseResourcePath); 5828 pkg.applicationInfo.setSplitResourcePaths(pkg.splitCodePaths); 5829 5830 // Note that we invoke the following method only if we are about to unpack an application 5831 PackageParser.Package scannedPkg = scanPackageLI(pkg, parseFlags, scanFlags 5832 | SCAN_UPDATE_SIGNATURE, currentTime, user); 5833 5834 /* 5835 * If the system app should be overridden by a previously installed 5836 * data, hide the system app now and let the /data/app scan pick it up 5837 * again. 5838 */ 5839 if (shouldHideSystemApp) { 5840 synchronized (mPackages) { 5841 /* 5842 * We have to grant systems permissions before we hide, because 5843 * grantPermissions will assume the package update is trying to 5844 * expand its permissions. 5845 */ 5846 grantPermissionsLPw(pkg, true, pkg.packageName); 5847 mSettings.disableSystemPackageLPw(pkg.packageName); 5848 } 5849 } 5850 5851 return scannedPkg; 5852 } 5853 5854 private static String fixProcessName(String defProcessName, 5855 String processName, int uid) { 5856 if (processName == null) { 5857 return defProcessName; 5858 } 5859 return processName; 5860 } 5861 5862 private void verifySignaturesLP(PackageSetting pkgSetting, PackageParser.Package pkg) 5863 throws PackageManagerException { 5864 if (pkgSetting.signatures.mSignatures != null) { 5865 // Already existing package. Make sure signatures match 5866 boolean match = compareSignatures(pkgSetting.signatures.mSignatures, pkg.mSignatures) 5867 == PackageManager.SIGNATURE_MATCH; 5868 if (!match) { 5869 match = compareSignaturesCompat(pkgSetting.signatures, pkg) 5870 == PackageManager.SIGNATURE_MATCH; 5871 } 5872 if (!match) { 5873 match = compareSignaturesRecover(pkgSetting.signatures, pkg) 5874 == PackageManager.SIGNATURE_MATCH; 5875 } 5876 if (!match) { 5877 throw new PackageManagerException(INSTALL_FAILED_UPDATE_INCOMPATIBLE, "Package " 5878 + pkg.packageName + " signatures do not match the " 5879 + "previously installed version; ignoring!"); 5880 } 5881 } 5882 5883 // Check for shared user signatures 5884 if (pkgSetting.sharedUser != null && pkgSetting.sharedUser.signatures.mSignatures != null) { 5885 // Already existing package. Make sure signatures match 5886 boolean match = compareSignatures(pkgSetting.sharedUser.signatures.mSignatures, 5887 pkg.mSignatures) == PackageManager.SIGNATURE_MATCH; 5888 if (!match) { 5889 match = compareSignaturesCompat(pkgSetting.sharedUser.signatures, pkg) 5890 == PackageManager.SIGNATURE_MATCH; 5891 } 5892 if (!match) { 5893 match = compareSignaturesRecover(pkgSetting.sharedUser.signatures, pkg) 5894 == PackageManager.SIGNATURE_MATCH; 5895 } 5896 if (!match) { 5897 throw new PackageManagerException(INSTALL_FAILED_SHARED_USER_INCOMPATIBLE, 5898 "Package " + pkg.packageName 5899 + " has no signatures that match those in shared user " 5900 + pkgSetting.sharedUser.name + "; ignoring!"); 5901 } 5902 } 5903 } 5904 5905 /** 5906 * Enforces that only the system UID or root's UID can call a method exposed 5907 * via Binder. 5908 * 5909 * @param message used as message if SecurityException is thrown 5910 * @throws SecurityException if the caller is not system or root 5911 */ 5912 private static final void enforceSystemOrRoot(String message) { 5913 final int uid = Binder.getCallingUid(); 5914 if (uid != Process.SYSTEM_UID && uid != 0) { 5915 throw new SecurityException(message); 5916 } 5917 } 5918 5919 @Override 5920 public void performBootDexOpt() { 5921 enforceSystemOrRoot("Only the system can request dexopt be performed"); 5922 5923 // Before everything else, see whether we need to fstrim. 5924 try { 5925 IMountService ms = PackageHelper.getMountService(); 5926 if (ms != null) { 5927 final boolean isUpgrade = isUpgrade(); 5928 boolean doTrim = isUpgrade; 5929 if (doTrim) { 5930 Slog.w(TAG, "Running disk maintenance immediately due to system update"); 5931 } else { 5932 final long interval = android.provider.Settings.Global.getLong( 5933 mContext.getContentResolver(), 5934 android.provider.Settings.Global.FSTRIM_MANDATORY_INTERVAL, 5935 DEFAULT_MANDATORY_FSTRIM_INTERVAL); 5936 if (interval > 0) { 5937 final long timeSinceLast = System.currentTimeMillis() - ms.lastMaintenance(); 5938 if (timeSinceLast > interval) { 5939 doTrim = true; 5940 Slog.w(TAG, "No disk maintenance in " + timeSinceLast 5941 + "; running immediately"); 5942 } 5943 } 5944 } 5945 if (doTrim) { 5946 if (!isFirstBoot()) { 5947 try { 5948 ActivityManagerNative.getDefault().showBootMessage( 5949 mContext.getResources().getString( 5950 R.string.android_upgrading_fstrim), true); 5951 } catch (RemoteException e) { 5952 } 5953 } 5954 ms.runMaintenance(); 5955 } 5956 } else { 5957 Slog.e(TAG, "Mount service unavailable!"); 5958 } 5959 } catch (RemoteException e) { 5960 // Can't happen; MountService is local 5961 } 5962 5963 final ArraySet<PackageParser.Package> pkgs; 5964 synchronized (mPackages) { 5965 pkgs = mPackageDexOptimizer.clearDeferredDexOptPackages(); 5966 } 5967 5968 if (pkgs != null) { 5969 // Sort apps by importance for dexopt ordering. Important apps are given more priority 5970 // in case the device runs out of space. 5971 ArrayList<PackageParser.Package> sortedPkgs = new ArrayList<PackageParser.Package>(); 5972 // Give priority to core apps. 5973 for (Iterator<PackageParser.Package> it = pkgs.iterator(); it.hasNext();) { 5974 PackageParser.Package pkg = it.next(); 5975 if (pkg.coreApp) { 5976 if (DEBUG_DEXOPT) { 5977 Log.i(TAG, "Adding core app " + sortedPkgs.size() + ": " + pkg.packageName); 5978 } 5979 sortedPkgs.add(pkg); 5980 it.remove(); 5981 } 5982 } 5983 // Give priority to system apps that listen for pre boot complete. 5984 Intent intent = new Intent(Intent.ACTION_PRE_BOOT_COMPLETED); 5985 ArraySet<String> pkgNames = getPackageNamesForIntent(intent); 5986 for (Iterator<PackageParser.Package> it = pkgs.iterator(); it.hasNext();) { 5987 PackageParser.Package pkg = it.next(); 5988 if (pkgNames.contains(pkg.packageName)) { 5989 if (DEBUG_DEXOPT) { 5990 Log.i(TAG, "Adding pre boot system app " + sortedPkgs.size() + ": " + pkg.packageName); 5991 } 5992 sortedPkgs.add(pkg); 5993 it.remove(); 5994 } 5995 } 5996 // Give priority to system apps. 5997 for (Iterator<PackageParser.Package> it = pkgs.iterator(); it.hasNext();) { 5998 PackageParser.Package pkg = it.next(); 5999 if (isSystemApp(pkg) && !pkg.isUpdatedSystemApp()) { 6000 if (DEBUG_DEXOPT) { 6001 Log.i(TAG, "Adding system app " + sortedPkgs.size() + ": " + pkg.packageName); 6002 } 6003 sortedPkgs.add(pkg); 6004 it.remove(); 6005 } 6006 } 6007 // Give priority to updated system apps. 6008 for (Iterator<PackageParser.Package> it = pkgs.iterator(); it.hasNext();) { 6009 PackageParser.Package pkg = it.next(); 6010 if (pkg.isUpdatedSystemApp()) { 6011 if (DEBUG_DEXOPT) { 6012 Log.i(TAG, "Adding updated system app " + sortedPkgs.size() + ": " + pkg.packageName); 6013 } 6014 sortedPkgs.add(pkg); 6015 it.remove(); 6016 } 6017 } 6018 // Give priority to apps that listen for boot complete. 6019 intent = new Intent(Intent.ACTION_BOOT_COMPLETED); 6020 pkgNames = getPackageNamesForIntent(intent); 6021 for (Iterator<PackageParser.Package> it = pkgs.iterator(); it.hasNext();) { 6022 PackageParser.Package pkg = it.next(); 6023 if (pkgNames.contains(pkg.packageName)) { 6024 if (DEBUG_DEXOPT) { 6025 Log.i(TAG, "Adding boot app " + sortedPkgs.size() + ": " + pkg.packageName); 6026 } 6027 sortedPkgs.add(pkg); 6028 it.remove(); 6029 } 6030 } 6031 // Filter out packages that aren't recently used. 6032 filterRecentlyUsedApps(pkgs); 6033 // Add all remaining apps. 6034 for (PackageParser.Package pkg : pkgs) { 6035 if (DEBUG_DEXOPT) { 6036 Log.i(TAG, "Adding app " + sortedPkgs.size() + ": " + pkg.packageName); 6037 } 6038 sortedPkgs.add(pkg); 6039 } 6040 6041 // If we want to be lazy, filter everything that wasn't recently used. 6042 if (mLazyDexOpt) { 6043 filterRecentlyUsedApps(sortedPkgs); 6044 } 6045 6046 int i = 0; 6047 int total = sortedPkgs.size(); 6048 File dataDir = Environment.getDataDirectory(); 6049 long lowThreshold = StorageManager.from(mContext).getStorageLowBytes(dataDir); 6050 if (lowThreshold == 0) { 6051 throw new IllegalStateException("Invalid low memory threshold"); 6052 } 6053 for (PackageParser.Package pkg : sortedPkgs) { 6054 long usableSpace = dataDir.getUsableSpace(); 6055 if (usableSpace < lowThreshold) { 6056 Log.w(TAG, "Not running dexopt on remaining apps due to low memory: " + usableSpace); 6057 break; 6058 } 6059 performBootDexOpt(pkg, ++i, total); 6060 } 6061 } 6062 } 6063 6064 private void filterRecentlyUsedApps(Collection<PackageParser.Package> pkgs) { 6065 // Filter out packages that aren't recently used. 6066 // 6067 // The exception is first boot of a non-eng device (aka !mLazyDexOpt), which 6068 // should do a full dexopt. 6069 if (mLazyDexOpt || (!isFirstBoot() && mPackageUsage.isHistoricalPackageUsageAvailable())) { 6070 int total = pkgs.size(); 6071 int skipped = 0; 6072 long now = System.currentTimeMillis(); 6073 for (Iterator<PackageParser.Package> i = pkgs.iterator(); i.hasNext();) { 6074 PackageParser.Package pkg = i.next(); 6075 long then = pkg.mLastPackageUsageTimeInMills; 6076 if (then + mDexOptLRUThresholdInMills < now) { 6077 if (DEBUG_DEXOPT) { 6078 Log.i(TAG, "Skipping dexopt of " + pkg.packageName + " last resumed: " + 6079 ((then == 0) ? "never" : new Date(then))); 6080 } 6081 i.remove(); 6082 skipped++; 6083 } 6084 } 6085 if (DEBUG_DEXOPT) { 6086 Log.i(TAG, "Skipped optimizing " + skipped + " of " + total); 6087 } 6088 } 6089 } 6090 6091 private ArraySet<String> getPackageNamesForIntent(Intent intent) { 6092 List<ResolveInfo> ris = null; 6093 try { 6094 ris = AppGlobals.getPackageManager().queryIntentReceivers( 6095 intent, null, 0, UserHandle.USER_OWNER); 6096 } catch (RemoteException e) { 6097 } 6098 ArraySet<String> pkgNames = new ArraySet<String>(); 6099 if (ris != null) { 6100 for (ResolveInfo ri : ris) { 6101 pkgNames.add(ri.activityInfo.packageName); 6102 } 6103 } 6104 return pkgNames; 6105 } 6106 6107 private void performBootDexOpt(PackageParser.Package pkg, int curr, int total) { 6108 if (DEBUG_DEXOPT) { 6109 Log.i(TAG, "Optimizing app " + curr + " of " + total + ": " + pkg.packageName); 6110 } 6111 if (!isFirstBoot()) { 6112 try { 6113 ActivityManagerNative.getDefault().showBootMessage( 6114 mContext.getResources().getString(R.string.android_upgrading_apk, 6115 curr, total), true); 6116 } catch (RemoteException e) { 6117 } 6118 } 6119 PackageParser.Package p = pkg; 6120 synchronized (mInstallLock) { 6121 mPackageDexOptimizer.performDexOpt(p, null /* instruction sets */, 6122 false /* force dex */, false /* defer */, true /* include dependencies */); 6123 } 6124 } 6125 6126 @Override 6127 public boolean performDexOptIfNeeded(String packageName, String instructionSet) { 6128 return performDexOpt(packageName, instructionSet, false); 6129 } 6130 6131 public boolean performDexOpt(String packageName, String instructionSet, boolean backgroundDexopt) { 6132 boolean dexopt = mLazyDexOpt || backgroundDexopt; 6133 boolean updateUsage = !backgroundDexopt; // Don't update usage if this is just a backgroundDexopt 6134 if (!dexopt && !updateUsage) { 6135 // We aren't going to dexopt or update usage, so bail early. 6136 return false; 6137 } 6138 PackageParser.Package p; 6139 final String targetInstructionSet; 6140 synchronized (mPackages) { 6141 p = mPackages.get(packageName); 6142 if (p == null) { 6143 return false; 6144 } 6145 if (updateUsage) { 6146 p.mLastPackageUsageTimeInMills = System.currentTimeMillis(); 6147 } 6148 mPackageUsage.write(false); 6149 if (!dexopt) { 6150 // We aren't going to dexopt, so bail early. 6151 return false; 6152 } 6153 6154 targetInstructionSet = instructionSet != null ? instructionSet : 6155 getPrimaryInstructionSet(p.applicationInfo); 6156 if (p.mDexOptPerformed.contains(targetInstructionSet)) { 6157 return false; 6158 } 6159 } 6160 6161 synchronized (mInstallLock) { 6162 final String[] instructionSets = new String[] { targetInstructionSet }; 6163 int result = mPackageDexOptimizer.performDexOpt(p, instructionSets, 6164 false /* forceDex */, false /* defer */, true /* inclDependencies */); 6165 return result == PackageDexOptimizer.DEX_OPT_PERFORMED; 6166 } 6167 } 6168 6169 public ArraySet<String> getPackagesThatNeedDexOpt() { 6170 ArraySet<String> pkgs = null; 6171 synchronized (mPackages) { 6172 for (PackageParser.Package p : mPackages.values()) { 6173 if (DEBUG_DEXOPT) { 6174 Log.i(TAG, p.packageName + " mDexOptPerformed=" + p.mDexOptPerformed.toArray()); 6175 } 6176 if (!p.mDexOptPerformed.isEmpty()) { 6177 continue; 6178 } 6179 if (pkgs == null) { 6180 pkgs = new ArraySet<String>(); 6181 } 6182 pkgs.add(p.packageName); 6183 } 6184 } 6185 return pkgs; 6186 } 6187 6188 public void shutdown() { 6189 mPackageUsage.write(true); 6190 } 6191 6192 @Override 6193 public void forceDexOpt(String packageName) { 6194 enforceSystemOrRoot("forceDexOpt"); 6195 6196 PackageParser.Package pkg; 6197 synchronized (mPackages) { 6198 pkg = mPackages.get(packageName); 6199 if (pkg == null) { 6200 throw new IllegalArgumentException("Missing package: " + packageName); 6201 } 6202 } 6203 6204 synchronized (mInstallLock) { 6205 final String[] instructionSets = new String[] { 6206 getPrimaryInstructionSet(pkg.applicationInfo) }; 6207 final int res = mPackageDexOptimizer.performDexOpt(pkg, instructionSets, 6208 true /*forceDex*/, false /* defer */, true /* inclDependencies */); 6209 if (res != PackageDexOptimizer.DEX_OPT_PERFORMED) { 6210 throw new IllegalStateException("Failed to dexopt: " + res); 6211 } 6212 } 6213 } 6214 6215 private boolean verifyPackageUpdateLPr(PackageSetting oldPkg, PackageParser.Package newPkg) { 6216 if ((oldPkg.pkgFlags&ApplicationInfo.FLAG_SYSTEM) == 0) { 6217 Slog.w(TAG, "Unable to update from " + oldPkg.name 6218 + " to " + newPkg.packageName 6219 + ": old package not in system partition"); 6220 return false; 6221 } else if (mPackages.get(oldPkg.name) != null) { 6222 Slog.w(TAG, "Unable to update from " + oldPkg.name 6223 + " to " + newPkg.packageName 6224 + ": old package still exists"); 6225 return false; 6226 } 6227 return true; 6228 } 6229 6230 private int createDataDirsLI(String volumeUuid, String packageName, int uid, String seinfo) { 6231 int[] users = sUserManager.getUserIds(); 6232 int res = mInstaller.install(volumeUuid, packageName, uid, uid, seinfo); 6233 if (res < 0) { 6234 return res; 6235 } 6236 for (int user : users) { 6237 if (user != 0) { 6238 res = mInstaller.createUserData(volumeUuid, packageName, 6239 UserHandle.getUid(user, uid), user, seinfo); 6240 if (res < 0) { 6241 return res; 6242 } 6243 } 6244 } 6245 return res; 6246 } 6247 6248 private int removeDataDirsLI(String volumeUuid, String packageName) { 6249 int[] users = sUserManager.getUserIds(); 6250 int res = 0; 6251 for (int user : users) { 6252 int resInner = mInstaller.remove(volumeUuid, packageName, user); 6253 if (resInner < 0) { 6254 res = resInner; 6255 } 6256 } 6257 6258 return res; 6259 } 6260 6261 private int deleteCodeCacheDirsLI(String volumeUuid, String packageName) { 6262 int[] users = sUserManager.getUserIds(); 6263 int res = 0; 6264 for (int user : users) { 6265 int resInner = mInstaller.deleteCodeCacheFiles(volumeUuid, packageName, user); 6266 if (resInner < 0) { 6267 res = resInner; 6268 } 6269 } 6270 return res; 6271 } 6272 6273 private void addSharedLibraryLPw(ArraySet<String> usesLibraryFiles, SharedLibraryEntry file, 6274 PackageParser.Package changingLib) { 6275 if (file.path != null) { 6276 usesLibraryFiles.add(file.path); 6277 return; 6278 } 6279 PackageParser.Package p = mPackages.get(file.apk); 6280 if (changingLib != null && changingLib.packageName.equals(file.apk)) { 6281 // If we are doing this while in the middle of updating a library apk, 6282 // then we need to make sure to use that new apk for determining the 6283 // dependencies here. (We haven't yet finished committing the new apk 6284 // to the package manager state.) 6285 if (p == null || p.packageName.equals(changingLib.packageName)) { 6286 p = changingLib; 6287 } 6288 } 6289 if (p != null) { 6290 usesLibraryFiles.addAll(p.getAllCodePaths()); 6291 } 6292 } 6293 6294 private void updateSharedLibrariesLPw(PackageParser.Package pkg, 6295 PackageParser.Package changingLib) throws PackageManagerException { 6296 if (pkg.usesLibraries != null || pkg.usesOptionalLibraries != null) { 6297 final ArraySet<String> usesLibraryFiles = new ArraySet<>(); 6298 int N = pkg.usesLibraries != null ? pkg.usesLibraries.size() : 0; 6299 for (int i=0; i<N; i++) { 6300 final SharedLibraryEntry file = mSharedLibraries.get(pkg.usesLibraries.get(i)); 6301 if (file == null) { 6302 throw new PackageManagerException(INSTALL_FAILED_MISSING_SHARED_LIBRARY, 6303 "Package " + pkg.packageName + " requires unavailable shared library " 6304 + pkg.usesLibraries.get(i) + "; failing!"); 6305 } 6306 addSharedLibraryLPw(usesLibraryFiles, file, changingLib); 6307 } 6308 N = pkg.usesOptionalLibraries != null ? pkg.usesOptionalLibraries.size() : 0; 6309 for (int i=0; i<N; i++) { 6310 final SharedLibraryEntry file = mSharedLibraries.get(pkg.usesOptionalLibraries.get(i)); 6311 if (file == null) { 6312 Slog.w(TAG, "Package " + pkg.packageName 6313 + " desires unavailable shared library " 6314 + pkg.usesOptionalLibraries.get(i) + "; ignoring!"); 6315 } else { 6316 addSharedLibraryLPw(usesLibraryFiles, file, changingLib); 6317 } 6318 } 6319 N = usesLibraryFiles.size(); 6320 if (N > 0) { 6321 pkg.usesLibraryFiles = usesLibraryFiles.toArray(new String[N]); 6322 } else { 6323 pkg.usesLibraryFiles = null; 6324 } 6325 } 6326 } 6327 6328 private static boolean hasString(List<String> list, List<String> which) { 6329 if (list == null) { 6330 return false; 6331 } 6332 for (int i=list.size()-1; i>=0; i--) { 6333 for (int j=which.size()-1; j>=0; j--) { 6334 if (which.get(j).equals(list.get(i))) { 6335 return true; 6336 } 6337 } 6338 } 6339 return false; 6340 } 6341 6342 private void updateAllSharedLibrariesLPw() { 6343 for (PackageParser.Package pkg : mPackages.values()) { 6344 try { 6345 updateSharedLibrariesLPw(pkg, null); 6346 } catch (PackageManagerException e) { 6347 Slog.e(TAG, "updateAllSharedLibrariesLPw failed: " + e.getMessage()); 6348 } 6349 } 6350 } 6351 6352 private ArrayList<PackageParser.Package> updateAllSharedLibrariesLPw( 6353 PackageParser.Package changingPkg) { 6354 ArrayList<PackageParser.Package> res = null; 6355 for (PackageParser.Package pkg : mPackages.values()) { 6356 if (hasString(pkg.usesLibraries, changingPkg.libraryNames) 6357 || hasString(pkg.usesOptionalLibraries, changingPkg.libraryNames)) { 6358 if (res == null) { 6359 res = new ArrayList<PackageParser.Package>(); 6360 } 6361 res.add(pkg); 6362 try { 6363 updateSharedLibrariesLPw(pkg, changingPkg); 6364 } catch (PackageManagerException e) { 6365 Slog.e(TAG, "updateAllSharedLibrariesLPw failed: " + e.getMessage()); 6366 } 6367 } 6368 } 6369 return res; 6370 } 6371 6372 /** 6373 * Derive the value of the {@code cpuAbiOverride} based on the provided 6374 * value and an optional stored value from the package settings. 6375 */ 6376 private static String deriveAbiOverride(String abiOverride, PackageSetting settings) { 6377 String cpuAbiOverride = null; 6378 6379 if (NativeLibraryHelper.CLEAR_ABI_OVERRIDE.equals(abiOverride)) { 6380 cpuAbiOverride = null; 6381 } else if (abiOverride != null) { 6382 cpuAbiOverride = abiOverride; 6383 } else if (settings != null) { 6384 cpuAbiOverride = settings.cpuAbiOverrideString; 6385 } 6386 6387 return cpuAbiOverride; 6388 } 6389 6390 private PackageParser.Package scanPackageLI(PackageParser.Package pkg, int parseFlags, 6391 int scanFlags, long currentTime, UserHandle user) throws PackageManagerException { 6392 boolean success = false; 6393 try { 6394 final PackageParser.Package res = scanPackageDirtyLI(pkg, parseFlags, scanFlags, 6395 currentTime, user); 6396 success = true; 6397 return res; 6398 } finally { 6399 if (!success && (scanFlags & SCAN_DELETE_DATA_ON_FAILURES) != 0) { 6400 removeDataDirsLI(pkg.volumeUuid, pkg.packageName); 6401 } 6402 } 6403 } 6404 6405 private PackageParser.Package scanPackageDirtyLI(PackageParser.Package pkg, int parseFlags, 6406 int scanFlags, long currentTime, UserHandle user) throws PackageManagerException { 6407 final File scanFile = new File(pkg.codePath); 6408 if (pkg.applicationInfo.getCodePath() == null || 6409 pkg.applicationInfo.getResourcePath() == null) { 6410 // Bail out. The resource and code paths haven't been set. 6411 throw new PackageManagerException(INSTALL_FAILED_INVALID_APK, 6412 "Code and resource paths haven't been set correctly"); 6413 } 6414 6415 if ((parseFlags&PackageParser.PARSE_IS_SYSTEM) != 0) { 6416 pkg.applicationInfo.flags |= ApplicationInfo.FLAG_SYSTEM; 6417 } else { 6418 // Only allow system apps to be flagged as core apps. 6419 pkg.coreApp = false; 6420 } 6421 6422 if ((parseFlags&PackageParser.PARSE_IS_PRIVILEGED) != 0) { 6423 pkg.applicationInfo.privateFlags |= ApplicationInfo.PRIVATE_FLAG_PRIVILEGED; 6424 } 6425 6426 if (mCustomResolverComponentName != null && 6427 mCustomResolverComponentName.getPackageName().equals(pkg.packageName)) { 6428 setUpCustomResolverActivity(pkg); 6429 } 6430 6431 if (pkg.packageName.equals("android")) { 6432 synchronized (mPackages) { 6433 if (mAndroidApplication != null) { 6434 Slog.w(TAG, "*************************************************"); 6435 Slog.w(TAG, "Core android package being redefined. Skipping."); 6436 Slog.w(TAG, " file=" + scanFile); 6437 Slog.w(TAG, "*************************************************"); 6438 throw new PackageManagerException(INSTALL_FAILED_DUPLICATE_PACKAGE, 6439 "Core android package being redefined. Skipping."); 6440 } 6441 6442 // Set up information for our fall-back user intent resolution activity. 6443 mPlatformPackage = pkg; 6444 pkg.mVersionCode = mSdkVersion; 6445 mAndroidApplication = pkg.applicationInfo; 6446 6447 if (!mResolverReplaced) { 6448 mResolveActivity.applicationInfo = mAndroidApplication; 6449 mResolveActivity.name = ResolverActivity.class.getName(); 6450 mResolveActivity.packageName = mAndroidApplication.packageName; 6451 mResolveActivity.processName = "system:ui"; 6452 mResolveActivity.launchMode = ActivityInfo.LAUNCH_MULTIPLE; 6453 mResolveActivity.documentLaunchMode = ActivityInfo.DOCUMENT_LAUNCH_NEVER; 6454 mResolveActivity.flags = ActivityInfo.FLAG_EXCLUDE_FROM_RECENTS; 6455 mResolveActivity.theme = R.style.Theme_Holo_Dialog_Alert; 6456 mResolveActivity.exported = true; 6457 mResolveActivity.enabled = true; 6458 mResolveInfo.activityInfo = mResolveActivity; 6459 mResolveInfo.priority = 0; 6460 mResolveInfo.preferredOrder = 0; 6461 mResolveInfo.match = 0; 6462 mResolveComponentName = new ComponentName( 6463 mAndroidApplication.packageName, mResolveActivity.name); 6464 } 6465 } 6466 } 6467 6468 if (DEBUG_PACKAGE_SCANNING) { 6469 if ((parseFlags & PackageParser.PARSE_CHATTY) != 0) 6470 Log.d(TAG, "Scanning package " + pkg.packageName); 6471 } 6472 6473 if (mPackages.containsKey(pkg.packageName) 6474 || mSharedLibraries.containsKey(pkg.packageName)) { 6475 throw new PackageManagerException(INSTALL_FAILED_DUPLICATE_PACKAGE, 6476 "Application package " + pkg.packageName 6477 + " already installed. Skipping duplicate."); 6478 } 6479 6480 // If we're only installing presumed-existing packages, require that the 6481 // scanned APK is both already known and at the path previously established 6482 // for it. Previously unknown packages we pick up normally, but if we have an 6483 // a priori expectation about this package's install presence, enforce it. 6484 // With a singular exception for new system packages. When an OTA contains 6485 // a new system package, we allow the codepath to change from a system location 6486 // to the user-installed location. If we don't allow this change, any newer, 6487 // user-installed version of the application will be ignored. 6488 if ((scanFlags & SCAN_REQUIRE_KNOWN) != 0) { 6489 if (mExpectingBetter.containsKey(pkg.packageName)) { 6490 logCriticalInfo(Log.WARN, 6491 "Relax SCAN_REQUIRE_KNOWN requirement for package " + pkg.packageName); 6492 } else { 6493 PackageSetting known = mSettings.peekPackageLPr(pkg.packageName); 6494 if (known != null) { 6495 if (DEBUG_PACKAGE_SCANNING) { 6496 Log.d(TAG, "Examining " + pkg.codePath 6497 + " and requiring known paths " + known.codePathString 6498 + " & " + known.resourcePathString); 6499 } 6500 if (!pkg.applicationInfo.getCodePath().equals(known.codePathString) 6501 || !pkg.applicationInfo.getResourcePath().equals(known.resourcePathString)) { 6502 throw new PackageManagerException(INSTALL_FAILED_PACKAGE_CHANGED, 6503 "Application package " + pkg.packageName 6504 + " found at " + pkg.applicationInfo.getCodePath() 6505 + " but expected at " + known.codePathString + "; ignoring."); 6506 } 6507 } 6508 } 6509 } 6510 6511 // Initialize package source and resource directories 6512 File destCodeFile = new File(pkg.applicationInfo.getCodePath()); 6513 File destResourceFile = new File(pkg.applicationInfo.getResourcePath()); 6514 6515 SharedUserSetting suid = null; 6516 PackageSetting pkgSetting = null; 6517 6518 if (!isSystemApp(pkg)) { 6519 // Only system apps can use these features. 6520 pkg.mOriginalPackages = null; 6521 pkg.mRealPackage = null; 6522 pkg.mAdoptPermissions = null; 6523 } 6524 6525 // writer 6526 synchronized (mPackages) { 6527 if (pkg.mSharedUserId != null) { 6528 suid = mSettings.getSharedUserLPw(pkg.mSharedUserId, 0, 0, true); 6529 if (suid == null) { 6530 throw new PackageManagerException(INSTALL_FAILED_INSUFFICIENT_STORAGE, 6531 "Creating application package " + pkg.packageName 6532 + " for shared user failed"); 6533 } 6534 if (DEBUG_PACKAGE_SCANNING) { 6535 if ((parseFlags & PackageParser.PARSE_CHATTY) != 0) 6536 Log.d(TAG, "Shared UserID " + pkg.mSharedUserId + " (uid=" + suid.userId 6537 + "): packages=" + suid.packages); 6538 } 6539 } 6540 6541 // Check if we are renaming from an original package name. 6542 PackageSetting origPackage = null; 6543 String realName = null; 6544 if (pkg.mOriginalPackages != null) { 6545 // This package may need to be renamed to a previously 6546 // installed name. Let's check on that... 6547 final String renamed = mSettings.mRenamedPackages.get(pkg.mRealPackage); 6548 if (pkg.mOriginalPackages.contains(renamed)) { 6549 // This package had originally been installed as the 6550 // original name, and we have already taken care of 6551 // transitioning to the new one. Just update the new 6552 // one to continue using the old name. 6553 realName = pkg.mRealPackage; 6554 if (!pkg.packageName.equals(renamed)) { 6555 // Callers into this function may have already taken 6556 // care of renaming the package; only do it here if 6557 // it is not already done. 6558 pkg.setPackageName(renamed); 6559 } 6560 6561 } else { 6562 for (int i=pkg.mOriginalPackages.size()-1; i>=0; i--) { 6563 if ((origPackage = mSettings.peekPackageLPr( 6564 pkg.mOriginalPackages.get(i))) != null) { 6565 // We do have the package already installed under its 6566 // original name... should we use it? 6567 if (!verifyPackageUpdateLPr(origPackage, pkg)) { 6568 // New package is not compatible with original. 6569 origPackage = null; 6570 continue; 6571 } else if (origPackage.sharedUser != null) { 6572 // Make sure uid is compatible between packages. 6573 if (!origPackage.sharedUser.name.equals(pkg.mSharedUserId)) { 6574 Slog.w(TAG, "Unable to migrate data from " + origPackage.name 6575 + " to " + pkg.packageName + ": old uid " 6576 + origPackage.sharedUser.name 6577 + " differs from " + pkg.mSharedUserId); 6578 origPackage = null; 6579 continue; 6580 } 6581 } else { 6582 if (DEBUG_UPGRADE) Log.v(TAG, "Renaming new package " 6583 + pkg.packageName + " to old name " + origPackage.name); 6584 } 6585 break; 6586 } 6587 } 6588 } 6589 } 6590 6591 if (mTransferedPackages.contains(pkg.packageName)) { 6592 Slog.w(TAG, "Package " + pkg.packageName 6593 + " was transferred to another, but its .apk remains"); 6594 } 6595 6596 // Just create the setting, don't add it yet. For already existing packages 6597 // the PkgSetting exists already and doesn't have to be created. 6598 pkgSetting = mSettings.getPackageLPw(pkg, origPackage, realName, suid, destCodeFile, 6599 destResourceFile, pkg.applicationInfo.nativeLibraryRootDir, 6600 pkg.applicationInfo.primaryCpuAbi, 6601 pkg.applicationInfo.secondaryCpuAbi, 6602 pkg.applicationInfo.flags, pkg.applicationInfo.privateFlags, 6603 user, false); 6604 if (pkgSetting == null) { 6605 throw new PackageManagerException(INSTALL_FAILED_INSUFFICIENT_STORAGE, 6606 "Creating application package " + pkg.packageName + " failed"); 6607 } 6608 6609 if (pkgSetting.origPackage != null) { 6610 // If we are first transitioning from an original package, 6611 // fix up the new package's name now. We need to do this after 6612 // looking up the package under its new name, so getPackageLP 6613 // can take care of fiddling things correctly. 6614 pkg.setPackageName(origPackage.name); 6615 6616 // File a report about this. 6617 String msg = "New package " + pkgSetting.realName 6618 + " renamed to replace old package " + pkgSetting.name; 6619 reportSettingsProblem(Log.WARN, msg); 6620 6621 // Make a note of it. 6622 mTransferedPackages.add(origPackage.name); 6623 6624 // No longer need to retain this. 6625 pkgSetting.origPackage = null; 6626 } 6627 6628 if (realName != null) { 6629 // Make a note of it. 6630 mTransferedPackages.add(pkg.packageName); 6631 } 6632 6633 if (mSettings.isDisabledSystemPackageLPr(pkg.packageName)) { 6634 pkg.applicationInfo.flags |= ApplicationInfo.FLAG_UPDATED_SYSTEM_APP; 6635 } 6636 6637 if ((parseFlags&PackageParser.PARSE_IS_SYSTEM_DIR) == 0) { 6638 // Check all shared libraries and map to their actual file path. 6639 // We only do this here for apps not on a system dir, because those 6640 // are the only ones that can fail an install due to this. We 6641 // will take care of the system apps by updating all of their 6642 // library paths after the scan is done. 6643 updateSharedLibrariesLPw(pkg, null); 6644 } 6645 6646 if (mFoundPolicyFile) { 6647 SELinuxMMAC.assignSeinfoValue(pkg); 6648 } 6649 6650 pkg.applicationInfo.uid = pkgSetting.appId; 6651 pkg.mExtras = pkgSetting; 6652 if (shouldCheckUpgradeKeySetLP(pkgSetting, scanFlags)) { 6653 if (checkUpgradeKeySetLP(pkgSetting, pkg)) { 6654 // We just determined the app is signed correctly, so bring 6655 // over the latest parsed certs. 6656 pkgSetting.signatures.mSignatures = pkg.mSignatures; 6657 } else { 6658 if ((parseFlags & PackageParser.PARSE_IS_SYSTEM_DIR) == 0) { 6659 throw new PackageManagerException(INSTALL_FAILED_UPDATE_INCOMPATIBLE, 6660 "Package " + pkg.packageName + " upgrade keys do not match the " 6661 + "previously installed version"); 6662 } else { 6663 pkgSetting.signatures.mSignatures = pkg.mSignatures; 6664 String msg = "System package " + pkg.packageName 6665 + " signature changed; retaining data."; 6666 reportSettingsProblem(Log.WARN, msg); 6667 } 6668 } 6669 } else { 6670 try { 6671 verifySignaturesLP(pkgSetting, pkg); 6672 // We just determined the app is signed correctly, so bring 6673 // over the latest parsed certs. 6674 pkgSetting.signatures.mSignatures = pkg.mSignatures; 6675 } catch (PackageManagerException e) { 6676 if ((parseFlags & PackageParser.PARSE_IS_SYSTEM_DIR) == 0) { 6677 throw e; 6678 } 6679 // The signature has changed, but this package is in the system 6680 // image... let's recover! 6681 pkgSetting.signatures.mSignatures = pkg.mSignatures; 6682 // However... if this package is part of a shared user, but it 6683 // doesn't match the signature of the shared user, let's fail. 6684 // What this means is that you can't change the signatures 6685 // associated with an overall shared user, which doesn't seem all 6686 // that unreasonable. 6687 if (pkgSetting.sharedUser != null) { 6688 if (compareSignatures(pkgSetting.sharedUser.signatures.mSignatures, 6689 pkg.mSignatures) != PackageManager.SIGNATURE_MATCH) { 6690 throw new PackageManagerException( 6691 INSTALL_PARSE_FAILED_INCONSISTENT_CERTIFICATES, 6692 "Signature mismatch for shared user : " 6693 + pkgSetting.sharedUser); 6694 } 6695 } 6696 // File a report about this. 6697 String msg = "System package " + pkg.packageName 6698 + " signature changed; retaining data."; 6699 reportSettingsProblem(Log.WARN, msg); 6700 } 6701 } 6702 // Verify that this new package doesn't have any content providers 6703 // that conflict with existing packages. Only do this if the 6704 // package isn't already installed, since we don't want to break 6705 // things that are installed. 6706 if ((scanFlags & SCAN_NEW_INSTALL) != 0) { 6707 final int N = pkg.providers.size(); 6708 int i; 6709 for (i=0; i<N; i++) { 6710 PackageParser.Provider p = pkg.providers.get(i); 6711 if (p.info.authority != null) { 6712 String names[] = p.info.authority.split(";"); 6713 for (int j = 0; j < names.length; j++) { 6714 if (mProvidersByAuthority.containsKey(names[j])) { 6715 PackageParser.Provider other = mProvidersByAuthority.get(names[j]); 6716 final String otherPackageName = 6717 ((other != null && other.getComponentName() != null) ? 6718 other.getComponentName().getPackageName() : "?"); 6719 throw new PackageManagerException( 6720 INSTALL_FAILED_CONFLICTING_PROVIDER, 6721 "Can't install because provider name " + names[j] 6722 + " (in package " + pkg.applicationInfo.packageName 6723 + ") is already used by " + otherPackageName); 6724 } 6725 } 6726 } 6727 } 6728 } 6729 6730 if (pkg.mAdoptPermissions != null) { 6731 // This package wants to adopt ownership of permissions from 6732 // another package. 6733 for (int i = pkg.mAdoptPermissions.size() - 1; i >= 0; i--) { 6734 final String origName = pkg.mAdoptPermissions.get(i); 6735 final PackageSetting orig = mSettings.peekPackageLPr(origName); 6736 if (orig != null) { 6737 if (verifyPackageUpdateLPr(orig, pkg)) { 6738 Slog.i(TAG, "Adopting permissions from " + origName + " to " 6739 + pkg.packageName); 6740 mSettings.transferPermissionsLPw(origName, pkg.packageName); 6741 } 6742 } 6743 } 6744 } 6745 } 6746 6747 final String pkgName = pkg.packageName; 6748 6749 final long scanFileTime = scanFile.lastModified(); 6750 final boolean forceDex = (scanFlags & SCAN_FORCE_DEX) != 0; 6751 pkg.applicationInfo.processName = fixProcessName( 6752 pkg.applicationInfo.packageName, 6753 pkg.applicationInfo.processName, 6754 pkg.applicationInfo.uid); 6755 6756 File dataPath; 6757 if (mPlatformPackage == pkg) { 6758 // The system package is special. 6759 dataPath = new File(Environment.getDataDirectory(), "system"); 6760 6761 pkg.applicationInfo.dataDir = dataPath.getPath(); 6762 6763 } else { 6764 // This is a normal package, need to make its data directory. 6765 dataPath = Environment.getDataUserPackageDirectory(pkg.volumeUuid, 6766 UserHandle.USER_OWNER, pkg.packageName); 6767 6768 boolean uidError = false; 6769 if (dataPath.exists()) { 6770 int currentUid = 0; 6771 try { 6772 StructStat stat = Os.stat(dataPath.getPath()); 6773 currentUid = stat.st_uid; 6774 } catch (ErrnoException e) { 6775 Slog.e(TAG, "Couldn't stat path " + dataPath.getPath(), e); 6776 } 6777 6778 // If we have mismatched owners for the data path, we have a problem. 6779 if (currentUid != pkg.applicationInfo.uid) { 6780 boolean recovered = false; 6781 if (currentUid == 0) { 6782 // The directory somehow became owned by root. Wow. 6783 // This is probably because the system was stopped while 6784 // installd was in the middle of messing with its libs 6785 // directory. Ask installd to fix that. 6786 int ret = mInstaller.fixUid(pkg.volumeUuid, pkgName, 6787 pkg.applicationInfo.uid, pkg.applicationInfo.uid); 6788 if (ret >= 0) { 6789 recovered = true; 6790 String msg = "Package " + pkg.packageName 6791 + " unexpectedly changed to uid 0; recovered to " + 6792 + pkg.applicationInfo.uid; 6793 reportSettingsProblem(Log.WARN, msg); 6794 } 6795 } 6796 if (!recovered && ((parseFlags&PackageParser.PARSE_IS_SYSTEM) != 0 6797 || (scanFlags&SCAN_BOOTING) != 0)) { 6798 // If this is a system app, we can at least delete its 6799 // current data so the application will still work. 6800 int ret = removeDataDirsLI(pkg.volumeUuid, pkgName); 6801 if (ret >= 0) { 6802 // TODO: Kill the processes first 6803 // Old data gone! 6804 String prefix = (parseFlags&PackageParser.PARSE_IS_SYSTEM) != 0 6805 ? "System package " : "Third party package "; 6806 String msg = prefix + pkg.packageName 6807 + " has changed from uid: " 6808 + currentUid + " to " 6809 + pkg.applicationInfo.uid + "; old data erased"; 6810 reportSettingsProblem(Log.WARN, msg); 6811 recovered = true; 6812 6813 // And now re-install the app. 6814 ret = createDataDirsLI(pkg.volumeUuid, pkgName, pkg.applicationInfo.uid, 6815 pkg.applicationInfo.seinfo); 6816 if (ret == -1) { 6817 // Ack should not happen! 6818 msg = prefix + pkg.packageName 6819 + " could not have data directory re-created after delete."; 6820 reportSettingsProblem(Log.WARN, msg); 6821 throw new PackageManagerException( 6822 INSTALL_FAILED_INSUFFICIENT_STORAGE, msg); 6823 } 6824 } 6825 if (!recovered) { 6826 mHasSystemUidErrors = true; 6827 } 6828 } else if (!recovered) { 6829 // If we allow this install to proceed, we will be broken. 6830 // Abort, abort! 6831 throw new PackageManagerException(INSTALL_FAILED_UID_CHANGED, 6832 "scanPackageLI"); 6833 } 6834 if (!recovered) { 6835 pkg.applicationInfo.dataDir = "/mismatched_uid/settings_" 6836 + pkg.applicationInfo.uid + "/fs_" 6837 + currentUid; 6838 pkg.applicationInfo.nativeLibraryDir = pkg.applicationInfo.dataDir; 6839 pkg.applicationInfo.nativeLibraryRootDir = pkg.applicationInfo.dataDir; 6840 String msg = "Package " + pkg.packageName 6841 + " has mismatched uid: " 6842 + currentUid + " on disk, " 6843 + pkg.applicationInfo.uid + " in settings"; 6844 // writer 6845 synchronized (mPackages) { 6846 mSettings.mReadMessages.append(msg); 6847 mSettings.mReadMessages.append('\n'); 6848 uidError = true; 6849 if (!pkgSetting.uidError) { 6850 reportSettingsProblem(Log.ERROR, msg); 6851 } 6852 } 6853 } 6854 } 6855 pkg.applicationInfo.dataDir = dataPath.getPath(); 6856 if (mShouldRestoreconData) { 6857 Slog.i(TAG, "SELinux relabeling of " + pkg.packageName + " issued."); 6858 mInstaller.restoreconData(pkg.volumeUuid, pkg.packageName, 6859 pkg.applicationInfo.seinfo, pkg.applicationInfo.uid); 6860 } 6861 } else { 6862 if (DEBUG_PACKAGE_SCANNING) { 6863 if ((parseFlags & PackageParser.PARSE_CHATTY) != 0) 6864 Log.v(TAG, "Want this data dir: " + dataPath); 6865 } 6866 //invoke installer to do the actual installation 6867 int ret = createDataDirsLI(pkg.volumeUuid, pkgName, pkg.applicationInfo.uid, 6868 pkg.applicationInfo.seinfo); 6869 if (ret < 0) { 6870 // Error from installer 6871 throw new PackageManagerException(INSTALL_FAILED_INSUFFICIENT_STORAGE, 6872 "Unable to create data dirs [errorCode=" + ret + "]"); 6873 } 6874 6875 if (dataPath.exists()) { 6876 pkg.applicationInfo.dataDir = dataPath.getPath(); 6877 } else { 6878 Slog.w(TAG, "Unable to create data directory: " + dataPath); 6879 pkg.applicationInfo.dataDir = null; 6880 } 6881 } 6882 6883 pkgSetting.uidError = uidError; 6884 } 6885 6886 final String path = scanFile.getPath(); 6887 final String cpuAbiOverride = deriveAbiOverride(pkg.cpuAbiOverride, pkgSetting); 6888 6889 if ((scanFlags & SCAN_NEW_INSTALL) == 0) { 6890 derivePackageAbi(pkg, scanFile, cpuAbiOverride, true /* extract libs */); 6891 6892 // Some system apps still use directory structure for native libraries 6893 // in which case we might end up not detecting abi solely based on apk 6894 // structure. Try to detect abi based on directory structure. 6895 if (isSystemApp(pkg) && !pkg.isUpdatedSystemApp() && 6896 pkg.applicationInfo.primaryCpuAbi == null) { 6897 setBundledAppAbisAndRoots(pkg, pkgSetting); 6898 setNativeLibraryPaths(pkg); 6899 } 6900 6901 } else { 6902 if ((scanFlags & SCAN_MOVE) != 0) { 6903 // We haven't run dex-opt for this move (since we've moved the compiled output too) 6904 // but we already have this packages package info in the PackageSetting. We just 6905 // use that and derive the native library path based on the new codepath. 6906 pkg.applicationInfo.primaryCpuAbi = pkgSetting.primaryCpuAbiString; 6907 pkg.applicationInfo.secondaryCpuAbi = pkgSetting.secondaryCpuAbiString; 6908 } 6909 6910 // Set native library paths again. For moves, the path will be updated based on the 6911 // ABIs we've determined above. For non-moves, the path will be updated based on the 6912 // ABIs we determined during compilation, but the path will depend on the final 6913 // package path (after the rename away from the stage path). 6914 setNativeLibraryPaths(pkg); 6915 } 6916 6917 if (DEBUG_INSTALL) Slog.i(TAG, "Linking native library dir for " + path); 6918 final int[] userIds = sUserManager.getUserIds(); 6919 synchronized (mInstallLock) { 6920 // Make sure all user data directories are ready to roll; we're okay 6921 // if they already exist 6922 if (!TextUtils.isEmpty(pkg.volumeUuid)) { 6923 for (int userId : userIds) { 6924 if (userId != 0) { 6925 mInstaller.createUserData(pkg.volumeUuid, pkg.packageName, 6926 UserHandle.getUid(userId, pkg.applicationInfo.uid), userId, 6927 pkg.applicationInfo.seinfo); 6928 } 6929 } 6930 } 6931 6932 // Create a native library symlink only if we have native libraries 6933 // and if the native libraries are 32 bit libraries. We do not provide 6934 // this symlink for 64 bit libraries. 6935 if (pkg.applicationInfo.primaryCpuAbi != null && 6936 !VMRuntime.is64BitAbi(pkg.applicationInfo.primaryCpuAbi)) { 6937 final String nativeLibPath = pkg.applicationInfo.nativeLibraryDir; 6938 for (int userId : userIds) { 6939 if (mInstaller.linkNativeLibraryDirectory(pkg.volumeUuid, pkg.packageName, 6940 nativeLibPath, userId) < 0) { 6941 throw new PackageManagerException(INSTALL_FAILED_INTERNAL_ERROR, 6942 "Failed linking native library dir (user=" + userId + ")"); 6943 } 6944 } 6945 } 6946 } 6947 6948 // This is a special case for the "system" package, where the ABI is 6949 // dictated by the zygote configuration (and init.rc). We should keep track 6950 // of this ABI so that we can deal with "normal" applications that run under 6951 // the same UID correctly. 6952 if (mPlatformPackage == pkg) { 6953 pkg.applicationInfo.primaryCpuAbi = VMRuntime.getRuntime().is64Bit() ? 6954 Build.SUPPORTED_64_BIT_ABIS[0] : Build.SUPPORTED_32_BIT_ABIS[0]; 6955 } 6956 6957 // If there's a mismatch between the abi-override in the package setting 6958 // and the abiOverride specified for the install. Warn about this because we 6959 // would've already compiled the app without taking the package setting into 6960 // account. 6961 if ((scanFlags & SCAN_NO_DEX) == 0 && (scanFlags & SCAN_NEW_INSTALL) != 0) { 6962 if (cpuAbiOverride == null && pkgSetting.cpuAbiOverrideString != null) { 6963 Slog.w(TAG, "Ignoring persisted ABI override " + cpuAbiOverride + 6964 " for package: " + pkg.packageName); 6965 } 6966 } 6967 6968 pkgSetting.primaryCpuAbiString = pkg.applicationInfo.primaryCpuAbi; 6969 pkgSetting.secondaryCpuAbiString = pkg.applicationInfo.secondaryCpuAbi; 6970 pkgSetting.cpuAbiOverrideString = cpuAbiOverride; 6971 6972 // Copy the derived override back to the parsed package, so that we can 6973 // update the package settings accordingly. 6974 pkg.cpuAbiOverride = cpuAbiOverride; 6975 6976 if (DEBUG_ABI_SELECTION) { 6977 Slog.d(TAG, "Resolved nativeLibraryRoot for " + pkg.applicationInfo.packageName 6978 + " to root=" + pkg.applicationInfo.nativeLibraryRootDir + ", isa=" 6979 + pkg.applicationInfo.nativeLibraryRootRequiresIsa); 6980 } 6981 6982 // Push the derived path down into PackageSettings so we know what to 6983 // clean up at uninstall time. 6984 pkgSetting.legacyNativeLibraryPathString = pkg.applicationInfo.nativeLibraryRootDir; 6985 6986 if (DEBUG_ABI_SELECTION) { 6987 Log.d(TAG, "Abis for package[" + pkg.packageName + "] are" + 6988 " primary=" + pkg.applicationInfo.primaryCpuAbi + 6989 " secondary=" + pkg.applicationInfo.secondaryCpuAbi); 6990 } 6991 6992 if ((scanFlags&SCAN_BOOTING) == 0 && pkgSetting.sharedUser != null) { 6993 // We don't do this here during boot because we can do it all 6994 // at once after scanning all existing packages. 6995 // 6996 // We also do this *before* we perform dexopt on this package, so that 6997 // we can avoid redundant dexopts, and also to make sure we've got the 6998 // code and package path correct. 6999 adjustCpuAbisForSharedUserLPw(pkgSetting.sharedUser.packages, 7000 pkg, forceDex, (scanFlags & SCAN_DEFER_DEX) != 0); 7001 } 7002 7003 if ((scanFlags & SCAN_NO_DEX) == 0) { 7004 int result = mPackageDexOptimizer.performDexOpt(pkg, null /* instruction sets */, 7005 forceDex, (scanFlags & SCAN_DEFER_DEX) != 0, false /* inclDependencies */); 7006 if (result == PackageDexOptimizer.DEX_OPT_FAILED) { 7007 throw new PackageManagerException(INSTALL_FAILED_DEXOPT, "scanPackageLI"); 7008 } 7009 } 7010 if (mFactoryTest && pkg.requestedPermissions.contains( 7011 android.Manifest.permission.FACTORY_TEST)) { 7012 pkg.applicationInfo.flags |= ApplicationInfo.FLAG_FACTORY_TEST; 7013 } 7014 7015 ArrayList<PackageParser.Package> clientLibPkgs = null; 7016 7017 // writer 7018 synchronized (mPackages) { 7019 if ((pkg.applicationInfo.flags&ApplicationInfo.FLAG_SYSTEM) != 0) { 7020 // Only system apps can add new shared libraries. 7021 if (pkg.libraryNames != null) { 7022 for (int i=0; i<pkg.libraryNames.size(); i++) { 7023 String name = pkg.libraryNames.get(i); 7024 boolean allowed = false; 7025 if (pkg.isUpdatedSystemApp()) { 7026 // New library entries can only be added through the 7027 // system image. This is important to get rid of a lot 7028 // of nasty edge cases: for example if we allowed a non- 7029 // system update of the app to add a library, then uninstalling 7030 // the update would make the library go away, and assumptions 7031 // we made such as through app install filtering would now 7032 // have allowed apps on the device which aren't compatible 7033 // with it. Better to just have the restriction here, be 7034 // conservative, and create many fewer cases that can negatively 7035 // impact the user experience. 7036 final PackageSetting sysPs = mSettings 7037 .getDisabledSystemPkgLPr(pkg.packageName); 7038 if (sysPs.pkg != null && sysPs.pkg.libraryNames != null) { 7039 for (int j=0; j<sysPs.pkg.libraryNames.size(); j++) { 7040 if (name.equals(sysPs.pkg.libraryNames.get(j))) { 7041 allowed = true; 7042 allowed = true; 7043 break; 7044 } 7045 } 7046 } 7047 } else { 7048 allowed = true; 7049 } 7050 if (allowed) { 7051 if (!mSharedLibraries.containsKey(name)) { 7052 mSharedLibraries.put(name, new SharedLibraryEntry(null, pkg.packageName)); 7053 } else if (!name.equals(pkg.packageName)) { 7054 Slog.w(TAG, "Package " + pkg.packageName + " library " 7055 + name + " already exists; skipping"); 7056 } 7057 } else { 7058 Slog.w(TAG, "Package " + pkg.packageName + " declares lib " 7059 + name + " that is not declared on system image; skipping"); 7060 } 7061 } 7062 if ((scanFlags&SCAN_BOOTING) == 0) { 7063 // If we are not booting, we need to update any applications 7064 // that are clients of our shared library. If we are booting, 7065 // this will all be done once the scan is complete. 7066 clientLibPkgs = updateAllSharedLibrariesLPw(pkg); 7067 } 7068 } 7069 } 7070 } 7071 7072 // We also need to dexopt any apps that are dependent on this library. Note that 7073 // if these fail, we should abort the install since installing the library will 7074 // result in some apps being broken. 7075 if (clientLibPkgs != null) { 7076 if ((scanFlags & SCAN_NO_DEX) == 0) { 7077 for (int i = 0; i < clientLibPkgs.size(); i++) { 7078 PackageParser.Package clientPkg = clientLibPkgs.get(i); 7079 int result = mPackageDexOptimizer.performDexOpt(clientPkg, 7080 null /* instruction sets */, forceDex, 7081 (scanFlags & SCAN_DEFER_DEX) != 0, false); 7082 if (result == PackageDexOptimizer.DEX_OPT_FAILED) { 7083 throw new PackageManagerException(INSTALL_FAILED_DEXOPT, 7084 "scanPackageLI failed to dexopt clientLibPkgs"); 7085 } 7086 } 7087 } 7088 } 7089 7090 // Also need to kill any apps that are dependent on the library. 7091 if (clientLibPkgs != null) { 7092 for (int i=0; i<clientLibPkgs.size(); i++) { 7093 PackageParser.Package clientPkg = clientLibPkgs.get(i); 7094 killApplication(clientPkg.applicationInfo.packageName, 7095 clientPkg.applicationInfo.uid, "update lib"); 7096 } 7097 } 7098 7099 // Make sure we're not adding any bogus keyset info 7100 KeySetManagerService ksms = mSettings.mKeySetManagerService; 7101 ksms.assertScannedPackageValid(pkg); 7102 7103 // writer 7104 synchronized (mPackages) { 7105 // We don't expect installation to fail beyond this point 7106 7107 // Add the new setting to mSettings 7108 mSettings.insertPackageSettingLPw(pkgSetting, pkg); 7109 // Add the new setting to mPackages 7110 mPackages.put(pkg.applicationInfo.packageName, pkg); 7111 // Make sure we don't accidentally delete its data. 7112 final Iterator<PackageCleanItem> iter = mSettings.mPackagesToBeCleaned.iterator(); 7113 while (iter.hasNext()) { 7114 PackageCleanItem item = iter.next(); 7115 if (pkgName.equals(item.packageName)) { 7116 iter.remove(); 7117 } 7118 } 7119 7120 // Take care of first install / last update times. 7121 if (currentTime != 0) { 7122 if (pkgSetting.firstInstallTime == 0) { 7123 pkgSetting.firstInstallTime = pkgSetting.lastUpdateTime = currentTime; 7124 } else if ((scanFlags&SCAN_UPDATE_TIME) != 0) { 7125 pkgSetting.lastUpdateTime = currentTime; 7126 } 7127 } else if (pkgSetting.firstInstallTime == 0) { 7128 // We need *something*. Take time time stamp of the file. 7129 pkgSetting.firstInstallTime = pkgSetting.lastUpdateTime = scanFileTime; 7130 } else if ((parseFlags&PackageParser.PARSE_IS_SYSTEM_DIR) != 0) { 7131 if (scanFileTime != pkgSetting.timeStamp) { 7132 // A package on the system image has changed; consider this 7133 // to be an update. 7134 pkgSetting.lastUpdateTime = scanFileTime; 7135 } 7136 } 7137 7138 // Add the package's KeySets to the global KeySetManagerService 7139 ksms.addScannedPackageLPw(pkg); 7140 7141 int N = pkg.providers.size(); 7142 StringBuilder r = null; 7143 int i; 7144 for (i=0; i<N; i++) { 7145 PackageParser.Provider p = pkg.providers.get(i); 7146 p.info.processName = fixProcessName(pkg.applicationInfo.processName, 7147 p.info.processName, pkg.applicationInfo.uid); 7148 mProviders.addProvider(p); 7149 p.syncable = p.info.isSyncable; 7150 if (p.info.authority != null) { 7151 String names[] = p.info.authority.split(";"); 7152 p.info.authority = null; 7153 for (int j = 0; j < names.length; j++) { 7154 if (j == 1 && p.syncable) { 7155 // We only want the first authority for a provider to possibly be 7156 // syncable, so if we already added this provider using a different 7157 // authority clear the syncable flag. We copy the provider before 7158 // changing it because the mProviders object contains a reference 7159 // to a provider that we don't want to change. 7160 // Only do this for the second authority since the resulting provider 7161 // object can be the same for all future authorities for this provider. 7162 p = new PackageParser.Provider(p); 7163 p.syncable = false; 7164 } 7165 if (!mProvidersByAuthority.containsKey(names[j])) { 7166 mProvidersByAuthority.put(names[j], p); 7167 if (p.info.authority == null) { 7168 p.info.authority = names[j]; 7169 } else { 7170 p.info.authority = p.info.authority + ";" + names[j]; 7171 } 7172 if (DEBUG_PACKAGE_SCANNING) { 7173 if ((parseFlags & PackageParser.PARSE_CHATTY) != 0) 7174 Log.d(TAG, "Registered content provider: " + names[j] 7175 + ", className = " + p.info.name + ", isSyncable = " 7176 + p.info.isSyncable); 7177 } 7178 } else { 7179 PackageParser.Provider other = mProvidersByAuthority.get(names[j]); 7180 Slog.w(TAG, "Skipping provider name " + names[j] + 7181 " (in package " + pkg.applicationInfo.packageName + 7182 "): name already used by " 7183 + ((other != null && other.getComponentName() != null) 7184 ? other.getComponentName().getPackageName() : "?")); 7185 } 7186 } 7187 } 7188 if ((parseFlags&PackageParser.PARSE_CHATTY) != 0) { 7189 if (r == null) { 7190 r = new StringBuilder(256); 7191 } else { 7192 r.append(' '); 7193 } 7194 r.append(p.info.name); 7195 } 7196 } 7197 if (r != null) { 7198 if (DEBUG_PACKAGE_SCANNING) Log.d(TAG, " Providers: " + r); 7199 } 7200 7201 N = pkg.services.size(); 7202 r = null; 7203 for (i=0; i<N; i++) { 7204 PackageParser.Service s = pkg.services.get(i); 7205 s.info.processName = fixProcessName(pkg.applicationInfo.processName, 7206 s.info.processName, pkg.applicationInfo.uid); 7207 mServices.addService(s); 7208 if ((parseFlags&PackageParser.PARSE_CHATTY) != 0) { 7209 if (r == null) { 7210 r = new StringBuilder(256); 7211 } else { 7212 r.append(' '); 7213 } 7214 r.append(s.info.name); 7215 } 7216 } 7217 if (r != null) { 7218 if (DEBUG_PACKAGE_SCANNING) Log.d(TAG, " Services: " + r); 7219 } 7220 7221 N = pkg.receivers.size(); 7222 r = null; 7223 for (i=0; i<N; i++) { 7224 PackageParser.Activity a = pkg.receivers.get(i); 7225 a.info.processName = fixProcessName(pkg.applicationInfo.processName, 7226 a.info.processName, pkg.applicationInfo.uid); 7227 mReceivers.addActivity(a, "receiver"); 7228 if ((parseFlags&PackageParser.PARSE_CHATTY) != 0) { 7229 if (r == null) { 7230 r = new StringBuilder(256); 7231 } else { 7232 r.append(' '); 7233 } 7234 r.append(a.info.name); 7235 } 7236 } 7237 if (r != null) { 7238 if (DEBUG_PACKAGE_SCANNING) Log.d(TAG, " Receivers: " + r); 7239 } 7240 7241 N = pkg.activities.size(); 7242 r = null; 7243 for (i=0; i<N; i++) { 7244 PackageParser.Activity a = pkg.activities.get(i); 7245 a.info.processName = fixProcessName(pkg.applicationInfo.processName, 7246 a.info.processName, pkg.applicationInfo.uid); 7247 mActivities.addActivity(a, "activity"); 7248 if ((parseFlags&PackageParser.PARSE_CHATTY) != 0) { 7249 if (r == null) { 7250 r = new StringBuilder(256); 7251 } else { 7252 r.append(' '); 7253 } 7254 r.append(a.info.name); 7255 } 7256 } 7257 if (r != null) { 7258 if (DEBUG_PACKAGE_SCANNING) Log.d(TAG, " Activities: " + r); 7259 } 7260 7261 N = pkg.permissionGroups.size(); 7262 r = null; 7263 for (i=0; i<N; i++) { 7264 PackageParser.PermissionGroup pg = pkg.permissionGroups.get(i); 7265 PackageParser.PermissionGroup cur = mPermissionGroups.get(pg.info.name); 7266 if (cur == null) { 7267 mPermissionGroups.put(pg.info.name, pg); 7268 if ((parseFlags&PackageParser.PARSE_CHATTY) != 0) { 7269 if (r == null) { 7270 r = new StringBuilder(256); 7271 } else { 7272 r.append(' '); 7273 } 7274 r.append(pg.info.name); 7275 } 7276 } else { 7277 Slog.w(TAG, "Permission group " + pg.info.name + " from package " 7278 + pg.info.packageName + " ignored: original from " 7279 + cur.info.packageName); 7280 if ((parseFlags&PackageParser.PARSE_CHATTY) != 0) { 7281 if (r == null) { 7282 r = new StringBuilder(256); 7283 } else { 7284 r.append(' '); 7285 } 7286 r.append("DUP:"); 7287 r.append(pg.info.name); 7288 } 7289 } 7290 } 7291 if (r != null) { 7292 if (DEBUG_PACKAGE_SCANNING) Log.d(TAG, " Permission Groups: " + r); 7293 } 7294 7295 N = pkg.permissions.size(); 7296 r = null; 7297 for (i=0; i<N; i++) { 7298 PackageParser.Permission p = pkg.permissions.get(i); 7299 7300 // Now that permission groups have a special meaning, we ignore permission 7301 // groups for legacy apps to prevent unexpected behavior. In particular, 7302 // permissions for one app being granted to someone just becuase they happen 7303 // to be in a group defined by another app (before this had no implications). 7304 if (pkg.applicationInfo.targetSdkVersion > Build.VERSION_CODES.LOLLIPOP_MR1) { 7305 p.group = mPermissionGroups.get(p.info.group); 7306 // Warn for a permission in an unknown group. 7307 if (p.info.group != null && p.group == null) { 7308 Slog.w(TAG, "Permission " + p.info.name + " from package " 7309 + p.info.packageName + " in an unknown group " + p.info.group); 7310 } 7311 } 7312 7313 ArrayMap<String, BasePermission> permissionMap = 7314 p.tree ? mSettings.mPermissionTrees 7315 : mSettings.mPermissions; 7316 BasePermission bp = permissionMap.get(p.info.name); 7317 7318 // Allow system apps to redefine non-system permissions 7319 if (bp != null && !Objects.equals(bp.sourcePackage, p.info.packageName)) { 7320 final boolean currentOwnerIsSystem = (bp.perm != null 7321 && isSystemApp(bp.perm.owner)); 7322 if (isSystemApp(p.owner)) { 7323 if (bp.type == BasePermission.TYPE_BUILTIN && bp.perm == null) { 7324 // It's a built-in permission and no owner, take ownership now 7325 bp.packageSetting = pkgSetting; 7326 bp.perm = p; 7327 bp.uid = pkg.applicationInfo.uid; 7328 bp.sourcePackage = p.info.packageName; 7329 } else if (!currentOwnerIsSystem) { 7330 String msg = "New decl " + p.owner + " of permission " 7331 + p.info.name + " is system; overriding " + bp.sourcePackage; 7332 reportSettingsProblem(Log.WARN, msg); 7333 bp = null; 7334 } 7335 } 7336 } 7337 7338 if (bp == null) { 7339 bp = new BasePermission(p.info.name, p.info.packageName, 7340 BasePermission.TYPE_NORMAL); 7341 permissionMap.put(p.info.name, bp); 7342 } 7343 7344 if (bp.perm == null) { 7345 if (bp.sourcePackage == null 7346 || bp.sourcePackage.equals(p.info.packageName)) { 7347 BasePermission tree = findPermissionTreeLP(p.info.name); 7348 if (tree == null 7349 || tree.sourcePackage.equals(p.info.packageName)) { 7350 bp.packageSetting = pkgSetting; 7351 bp.perm = p; 7352 bp.uid = pkg.applicationInfo.uid; 7353 bp.sourcePackage = p.info.packageName; 7354 if ((parseFlags&PackageParser.PARSE_CHATTY) != 0) { 7355 if (r == null) { 7356 r = new StringBuilder(256); 7357 } else { 7358 r.append(' '); 7359 } 7360 r.append(p.info.name); 7361 } 7362 } else { 7363 Slog.w(TAG, "Permission " + p.info.name + " from package " 7364 + p.info.packageName + " ignored: base tree " 7365 + tree.name + " is from package " 7366 + tree.sourcePackage); 7367 } 7368 } else { 7369 Slog.w(TAG, "Permission " + p.info.name + " from package " 7370 + p.info.packageName + " ignored: original from " 7371 + bp.sourcePackage); 7372 } 7373 } else if ((parseFlags&PackageParser.PARSE_CHATTY) != 0) { 7374 if (r == null) { 7375 r = new StringBuilder(256); 7376 } else { 7377 r.append(' '); 7378 } 7379 r.append("DUP:"); 7380 r.append(p.info.name); 7381 } 7382 if (bp.perm == p) { 7383 bp.protectionLevel = p.info.protectionLevel; 7384 } 7385 } 7386 7387 if (r != null) { 7388 if (DEBUG_PACKAGE_SCANNING) Log.d(TAG, " Permissions: " + r); 7389 } 7390 7391 N = pkg.instrumentation.size(); 7392 r = null; 7393 for (i=0; i<N; i++) { 7394 PackageParser.Instrumentation a = pkg.instrumentation.get(i); 7395 a.info.packageName = pkg.applicationInfo.packageName; 7396 a.info.sourceDir = pkg.applicationInfo.sourceDir; 7397 a.info.publicSourceDir = pkg.applicationInfo.publicSourceDir; 7398 a.info.splitSourceDirs = pkg.applicationInfo.splitSourceDirs; 7399 a.info.splitPublicSourceDirs = pkg.applicationInfo.splitPublicSourceDirs; 7400 a.info.dataDir = pkg.applicationInfo.dataDir; 7401 7402 // TODO: Update instrumentation.nativeLibraryDir as well ? Does it 7403 // need other information about the application, like the ABI and what not ? 7404 a.info.nativeLibraryDir = pkg.applicationInfo.nativeLibraryDir; 7405 mInstrumentation.put(a.getComponentName(), a); 7406 if ((parseFlags&PackageParser.PARSE_CHATTY) != 0) { 7407 if (r == null) { 7408 r = new StringBuilder(256); 7409 } else { 7410 r.append(' '); 7411 } 7412 r.append(a.info.name); 7413 } 7414 } 7415 if (r != null) { 7416 if (DEBUG_PACKAGE_SCANNING) Log.d(TAG, " Instrumentation: " + r); 7417 } 7418 7419 if (pkg.protectedBroadcasts != null) { 7420 N = pkg.protectedBroadcasts.size(); 7421 for (i=0; i<N; i++) { 7422 mProtectedBroadcasts.add(pkg.protectedBroadcasts.get(i)); 7423 } 7424 } 7425 7426 pkgSetting.setTimeStamp(scanFileTime); 7427 7428 // Create idmap files for pairs of (packages, overlay packages). 7429 // Note: "android", ie framework-res.apk, is handled by native layers. 7430 if (pkg.mOverlayTarget != null) { 7431 // This is an overlay package. 7432 if (pkg.mOverlayTarget != null && !pkg.mOverlayTarget.equals("android")) { 7433 if (!mOverlays.containsKey(pkg.mOverlayTarget)) { 7434 mOverlays.put(pkg.mOverlayTarget, 7435 new ArrayMap<String, PackageParser.Package>()); 7436 } 7437 ArrayMap<String, PackageParser.Package> map = mOverlays.get(pkg.mOverlayTarget); 7438 map.put(pkg.packageName, pkg); 7439 PackageParser.Package orig = mPackages.get(pkg.mOverlayTarget); 7440 if (orig != null && !createIdmapForPackagePairLI(orig, pkg)) { 7441 throw new PackageManagerException(INSTALL_FAILED_UPDATE_INCOMPATIBLE, 7442 "scanPackageLI failed to createIdmap"); 7443 } 7444 } 7445 } else if (mOverlays.containsKey(pkg.packageName) && 7446 !pkg.packageName.equals("android")) { 7447 // This is a regular package, with one or more known overlay packages. 7448 createIdmapsForPackageLI(pkg); 7449 } 7450 } 7451 7452 return pkg; 7453 } 7454 7455 /** 7456 * Derive the ABI of a non-system package located at {@code scanFile}. This information 7457 * is derived purely on the basis of the contents of {@code scanFile} and 7458 * {@code cpuAbiOverride}. 7459 * 7460 * If {@code extractLibs} is true, native libraries are extracted from the app if required. 7461 */ 7462 public void derivePackageAbi(PackageParser.Package pkg, File scanFile, 7463 String cpuAbiOverride, boolean extractLibs) 7464 throws PackageManagerException { 7465 // TODO: We can probably be smarter about this stuff. For installed apps, 7466 // we can calculate this information at install time once and for all. For 7467 // system apps, we can probably assume that this information doesn't change 7468 // after the first boot scan. As things stand, we do lots of unnecessary work. 7469 7470 // Give ourselves some initial paths; we'll come back for another 7471 // pass once we've determined ABI below. 7472 setNativeLibraryPaths(pkg); 7473 7474 // We would never need to extract libs for forward-locked and external packages, 7475 // since the container service will do it for us. We shouldn't attempt to 7476 // extract libs from system app when it was not updated. 7477 if (pkg.isForwardLocked() || isExternal(pkg) || 7478 (isSystemApp(pkg) && !pkg.isUpdatedSystemApp()) ) { 7479 extractLibs = false; 7480 } 7481 7482 final String nativeLibraryRootStr = pkg.applicationInfo.nativeLibraryRootDir; 7483 final boolean useIsaSpecificSubdirs = pkg.applicationInfo.nativeLibraryRootRequiresIsa; 7484 7485 NativeLibraryHelper.Handle handle = null; 7486 try { 7487 handle = NativeLibraryHelper.Handle.create(pkg); 7488 // TODO(multiArch): This can be null for apps that didn't go through the 7489 // usual installation process. We can calculate it again, like we 7490 // do during install time. 7491 // 7492 // TODO(multiArch): Why do we need to rescan ASEC apps again ? It seems totally 7493 // unnecessary. 7494 final File nativeLibraryRoot = new File(nativeLibraryRootStr); 7495 7496 // Null out the abis so that they can be recalculated. 7497 pkg.applicationInfo.primaryCpuAbi = null; 7498 pkg.applicationInfo.secondaryCpuAbi = null; 7499 if (isMultiArch(pkg.applicationInfo)) { 7500 // Warn if we've set an abiOverride for multi-lib packages.. 7501 // By definition, we need to copy both 32 and 64 bit libraries for 7502 // such packages. 7503 if (pkg.cpuAbiOverride != null 7504 && !NativeLibraryHelper.CLEAR_ABI_OVERRIDE.equals(pkg.cpuAbiOverride)) { 7505 Slog.w(TAG, "Ignoring abiOverride for multi arch application."); 7506 } 7507 7508 int abi32 = PackageManager.NO_NATIVE_LIBRARIES; 7509 int abi64 = PackageManager.NO_NATIVE_LIBRARIES; 7510 if (Build.SUPPORTED_32_BIT_ABIS.length > 0) { 7511 if (extractLibs) { 7512 abi32 = NativeLibraryHelper.copyNativeBinariesForSupportedAbi(handle, 7513 nativeLibraryRoot, Build.SUPPORTED_32_BIT_ABIS, 7514 useIsaSpecificSubdirs); 7515 } else { 7516 abi32 = NativeLibraryHelper.findSupportedAbi(handle, Build.SUPPORTED_32_BIT_ABIS); 7517 } 7518 } 7519 7520 maybeThrowExceptionForMultiArchCopy( 7521 "Error unpackaging 32 bit native libs for multiarch app.", abi32); 7522 7523 if (Build.SUPPORTED_64_BIT_ABIS.length > 0) { 7524 if (extractLibs) { 7525 abi64 = NativeLibraryHelper.copyNativeBinariesForSupportedAbi(handle, 7526 nativeLibraryRoot, Build.SUPPORTED_64_BIT_ABIS, 7527 useIsaSpecificSubdirs); 7528 } else { 7529 abi64 = NativeLibraryHelper.findSupportedAbi(handle, Build.SUPPORTED_64_BIT_ABIS); 7530 } 7531 } 7532 7533 maybeThrowExceptionForMultiArchCopy( 7534 "Error unpackaging 64 bit native libs for multiarch app.", abi64); 7535 7536 if (abi64 >= 0) { 7537 pkg.applicationInfo.primaryCpuAbi = Build.SUPPORTED_64_BIT_ABIS[abi64]; 7538 } 7539 7540 if (abi32 >= 0) { 7541 final String abi = Build.SUPPORTED_32_BIT_ABIS[abi32]; 7542 if (abi64 >= 0) { 7543 pkg.applicationInfo.secondaryCpuAbi = abi; 7544 } else { 7545 pkg.applicationInfo.primaryCpuAbi = abi; 7546 } 7547 } 7548 } else { 7549 String[] abiList = (cpuAbiOverride != null) ? 7550 new String[] { cpuAbiOverride } : Build.SUPPORTED_ABIS; 7551 7552 // Enable gross and lame hacks for apps that are built with old 7553 // SDK tools. We must scan their APKs for renderscript bitcode and 7554 // not launch them if it's present. Don't bother checking on devices 7555 // that don't have 64 bit support. 7556 boolean needsRenderScriptOverride = false; 7557 if (Build.SUPPORTED_64_BIT_ABIS.length > 0 && cpuAbiOverride == null && 7558 NativeLibraryHelper.hasRenderscriptBitcode(handle)) { 7559 abiList = Build.SUPPORTED_32_BIT_ABIS; 7560 needsRenderScriptOverride = true; 7561 } 7562 7563 final int copyRet; 7564 if (extractLibs) { 7565 copyRet = NativeLibraryHelper.copyNativeBinariesForSupportedAbi(handle, 7566 nativeLibraryRoot, abiList, useIsaSpecificSubdirs); 7567 } else { 7568 copyRet = NativeLibraryHelper.findSupportedAbi(handle, abiList); 7569 } 7570 7571 if (copyRet < 0 && copyRet != PackageManager.NO_NATIVE_LIBRARIES) { 7572 throw new PackageManagerException(INSTALL_FAILED_INTERNAL_ERROR, 7573 "Error unpackaging native libs for app, errorCode=" + copyRet); 7574 } 7575 7576 if (copyRet >= 0) { 7577 pkg.applicationInfo.primaryCpuAbi = abiList[copyRet]; 7578 } else if (copyRet == PackageManager.NO_NATIVE_LIBRARIES && cpuAbiOverride != null) { 7579 pkg.applicationInfo.primaryCpuAbi = cpuAbiOverride; 7580 } else if (needsRenderScriptOverride) { 7581 pkg.applicationInfo.primaryCpuAbi = abiList[0]; 7582 } 7583 } 7584 } catch (IOException ioe) { 7585 Slog.e(TAG, "Unable to get canonical file " + ioe.toString()); 7586 } finally { 7587 IoUtils.closeQuietly(handle); 7588 } 7589 7590 // Now that we've calculated the ABIs and determined if it's an internal app, 7591 // we will go ahead and populate the nativeLibraryPath. 7592 setNativeLibraryPaths(pkg); 7593 } 7594 7595 /** 7596 * Adjusts ABIs for a set of packages belonging to a shared user so that they all match. 7597 * i.e, so that all packages can be run inside a single process if required. 7598 * 7599 * Optionally, callers can pass in a parsed package via {@code newPackage} in which case 7600 * this function will either try and make the ABI for all packages in {@code packagesForUser} 7601 * match {@code scannedPackage} or will update the ABI of {@code scannedPackage} to match 7602 * the ABI selected for {@code packagesForUser}. This variant is used when installing or 7603 * updating a package that belongs to a shared user. 7604 * 7605 * NOTE: We currently only match for the primary CPU abi string. Matching the secondary 7606 * adds unnecessary complexity. 7607 */ 7608 private void adjustCpuAbisForSharedUserLPw(Set<PackageSetting> packagesForUser, 7609 PackageParser.Package scannedPackage, boolean forceDexOpt, boolean deferDexOpt) { 7610 String requiredInstructionSet = null; 7611 if (scannedPackage != null && scannedPackage.applicationInfo.primaryCpuAbi != null) { 7612 requiredInstructionSet = VMRuntime.getInstructionSet( 7613 scannedPackage.applicationInfo.primaryCpuAbi); 7614 } 7615 7616 PackageSetting requirer = null; 7617 for (PackageSetting ps : packagesForUser) { 7618 // If packagesForUser contains scannedPackage, we skip it. This will happen 7619 // when scannedPackage is an update of an existing package. Without this check, 7620 // we will never be able to change the ABI of any package belonging to a shared 7621 // user, even if it's compatible with other packages. 7622 if (scannedPackage == null || !scannedPackage.packageName.equals(ps.name)) { 7623 if (ps.primaryCpuAbiString == null) { 7624 continue; 7625 } 7626 7627 final String instructionSet = VMRuntime.getInstructionSet(ps.primaryCpuAbiString); 7628 if (requiredInstructionSet != null && !instructionSet.equals(requiredInstructionSet)) { 7629 // We have a mismatch between instruction sets (say arm vs arm64) warn about 7630 // this but there's not much we can do. 7631 String errorMessage = "Instruction set mismatch, " 7632 + ((requirer == null) ? "[caller]" : requirer) 7633 + " requires " + requiredInstructionSet + " whereas " + ps 7634 + " requires " + instructionSet; 7635 Slog.w(TAG, errorMessage); 7636 } 7637 7638 if (requiredInstructionSet == null) { 7639 requiredInstructionSet = instructionSet; 7640 requirer = ps; 7641 } 7642 } 7643 } 7644 7645 if (requiredInstructionSet != null) { 7646 String adjustedAbi; 7647 if (requirer != null) { 7648 // requirer != null implies that either scannedPackage was null or that scannedPackage 7649 // did not require an ABI, in which case we have to adjust scannedPackage to match 7650 // the ABI of the set (which is the same as requirer's ABI) 7651 adjustedAbi = requirer.primaryCpuAbiString; 7652 if (scannedPackage != null) { 7653 scannedPackage.applicationInfo.primaryCpuAbi = adjustedAbi; 7654 } 7655 } else { 7656 // requirer == null implies that we're updating all ABIs in the set to 7657 // match scannedPackage. 7658 adjustedAbi = scannedPackage.applicationInfo.primaryCpuAbi; 7659 } 7660 7661 for (PackageSetting ps : packagesForUser) { 7662 if (scannedPackage == null || !scannedPackage.packageName.equals(ps.name)) { 7663 if (ps.primaryCpuAbiString != null) { 7664 continue; 7665 } 7666 7667 ps.primaryCpuAbiString = adjustedAbi; 7668 if (ps.pkg != null && ps.pkg.applicationInfo != null) { 7669 ps.pkg.applicationInfo.primaryCpuAbi = adjustedAbi; 7670 Slog.i(TAG, "Adjusting ABI for : " + ps.name + " to " + adjustedAbi); 7671 7672 int result = mPackageDexOptimizer.performDexOpt(ps.pkg, 7673 null /* instruction sets */, forceDexOpt, deferDexOpt, true); 7674 if (result == PackageDexOptimizer.DEX_OPT_FAILED) { 7675 ps.primaryCpuAbiString = null; 7676 ps.pkg.applicationInfo.primaryCpuAbi = null; 7677 return; 7678 } else { 7679 mInstaller.rmdex(ps.codePathString, 7680 getDexCodeInstructionSet(getPreferredInstructionSet())); 7681 } 7682 } 7683 } 7684 } 7685 } 7686 } 7687 7688 private void setUpCustomResolverActivity(PackageParser.Package pkg) { 7689 synchronized (mPackages) { 7690 mResolverReplaced = true; 7691 // Set up information for custom user intent resolution activity. 7692 mResolveActivity.applicationInfo = pkg.applicationInfo; 7693 mResolveActivity.name = mCustomResolverComponentName.getClassName(); 7694 mResolveActivity.packageName = pkg.applicationInfo.packageName; 7695 mResolveActivity.processName = pkg.applicationInfo.packageName; 7696 mResolveActivity.launchMode = ActivityInfo.LAUNCH_MULTIPLE; 7697 mResolveActivity.flags = ActivityInfo.FLAG_EXCLUDE_FROM_RECENTS | 7698 ActivityInfo.FLAG_FINISH_ON_CLOSE_SYSTEM_DIALOGS; 7699 mResolveActivity.theme = 0; 7700 mResolveActivity.exported = true; 7701 mResolveActivity.enabled = true; 7702 mResolveInfo.activityInfo = mResolveActivity; 7703 mResolveInfo.priority = 0; 7704 mResolveInfo.preferredOrder = 0; 7705 mResolveInfo.match = 0; 7706 mResolveComponentName = mCustomResolverComponentName; 7707 Slog.i(TAG, "Replacing default ResolverActivity with custom activity: " + 7708 mResolveComponentName); 7709 } 7710 } 7711 7712 private static String calculateBundledApkRoot(final String codePathString) { 7713 final File codePath = new File(codePathString); 7714 final File codeRoot; 7715 if (FileUtils.contains(Environment.getRootDirectory(), codePath)) { 7716 codeRoot = Environment.getRootDirectory(); 7717 } else if (FileUtils.contains(Environment.getOemDirectory(), codePath)) { 7718 codeRoot = Environment.getOemDirectory(); 7719 } else if (FileUtils.contains(Environment.getVendorDirectory(), codePath)) { 7720 codeRoot = Environment.getVendorDirectory(); 7721 } else { 7722 // Unrecognized code path; take its top real segment as the apk root: 7723 // e.g. /something/app/blah.apk => /something 7724 try { 7725 File f = codePath.getCanonicalFile(); 7726 File parent = f.getParentFile(); // non-null because codePath is a file 7727 File tmp; 7728 while ((tmp = parent.getParentFile()) != null) { 7729 f = parent; 7730 parent = tmp; 7731 } 7732 codeRoot = f; 7733 Slog.w(TAG, "Unrecognized code path " 7734 + codePath + " - using " + codeRoot); 7735 } catch (IOException e) { 7736 // Can't canonicalize the code path -- shenanigans? 7737 Slog.w(TAG, "Can't canonicalize code path " + codePath); 7738 return Environment.getRootDirectory().getPath(); 7739 } 7740 } 7741 return codeRoot.getPath(); 7742 } 7743 7744 /** 7745 * Derive and set the location of native libraries for the given package, 7746 * which varies depending on where and how the package was installed. 7747 */ 7748 private void setNativeLibraryPaths(PackageParser.Package pkg) { 7749 final ApplicationInfo info = pkg.applicationInfo; 7750 final String codePath = pkg.codePath; 7751 final File codeFile = new File(codePath); 7752 final boolean bundledApp = info.isSystemApp() && !info.isUpdatedSystemApp(); 7753 final boolean asecApp = info.isForwardLocked() || isExternal(info); 7754 7755 info.nativeLibraryRootDir = null; 7756 info.nativeLibraryRootRequiresIsa = false; 7757 info.nativeLibraryDir = null; 7758 info.secondaryNativeLibraryDir = null; 7759 7760 if (isApkFile(codeFile)) { 7761 // Monolithic install 7762 if (bundledApp) { 7763 // If "/system/lib64/apkname" exists, assume that is the per-package 7764 // native library directory to use; otherwise use "/system/lib/apkname". 7765 final String apkRoot = calculateBundledApkRoot(info.sourceDir); 7766 final boolean is64Bit = VMRuntime.is64BitInstructionSet( 7767 getPrimaryInstructionSet(info)); 7768 7769 // This is a bundled system app so choose the path based on the ABI. 7770 // if it's a 64 bit abi, use lib64 otherwise use lib32. Note that this 7771 // is just the default path. 7772 final String apkName = deriveCodePathName(codePath); 7773 final String libDir = is64Bit ? LIB64_DIR_NAME : LIB_DIR_NAME; 7774 info.nativeLibraryRootDir = Environment.buildPath(new File(apkRoot), libDir, 7775 apkName).getAbsolutePath(); 7776 7777 if (info.secondaryCpuAbi != null) { 7778 final String secondaryLibDir = is64Bit ? LIB_DIR_NAME : LIB64_DIR_NAME; 7779 info.secondaryNativeLibraryDir = Environment.buildPath(new File(apkRoot), 7780 secondaryLibDir, apkName).getAbsolutePath(); 7781 } 7782 } else if (asecApp) { 7783 info.nativeLibraryRootDir = new File(codeFile.getParentFile(), LIB_DIR_NAME) 7784 .getAbsolutePath(); 7785 } else { 7786 final String apkName = deriveCodePathName(codePath); 7787 info.nativeLibraryRootDir = new File(mAppLib32InstallDir, apkName) 7788 .getAbsolutePath(); 7789 } 7790 7791 info.nativeLibraryRootRequiresIsa = false; 7792 info.nativeLibraryDir = info.nativeLibraryRootDir; 7793 } else { 7794 // Cluster install 7795 info.nativeLibraryRootDir = new File(codeFile, LIB_DIR_NAME).getAbsolutePath(); 7796 info.nativeLibraryRootRequiresIsa = true; 7797 7798 info.nativeLibraryDir = new File(info.nativeLibraryRootDir, 7799 getPrimaryInstructionSet(info)).getAbsolutePath(); 7800 7801 if (info.secondaryCpuAbi != null) { 7802 info.secondaryNativeLibraryDir = new File(info.nativeLibraryRootDir, 7803 VMRuntime.getInstructionSet(info.secondaryCpuAbi)).getAbsolutePath(); 7804 } 7805 } 7806 } 7807 7808 /** 7809 * Calculate the abis and roots for a bundled app. These can uniquely 7810 * be determined from the contents of the system partition, i.e whether 7811 * it contains 64 or 32 bit shared libraries etc. We do not validate any 7812 * of this information, and instead assume that the system was built 7813 * sensibly. 7814 */ 7815 private void setBundledAppAbisAndRoots(PackageParser.Package pkg, 7816 PackageSetting pkgSetting) { 7817 final String apkName = deriveCodePathName(pkg.applicationInfo.getCodePath()); 7818 7819 // If "/system/lib64/apkname" exists, assume that is the per-package 7820 // native library directory to use; otherwise use "/system/lib/apkname". 7821 final String apkRoot = calculateBundledApkRoot(pkg.applicationInfo.sourceDir); 7822 setBundledAppAbi(pkg, apkRoot, apkName); 7823 // pkgSetting might be null during rescan following uninstall of updates 7824 // to a bundled app, so accommodate that possibility. The settings in 7825 // that case will be established later from the parsed package. 7826 // 7827 // If the settings aren't null, sync them up with what we've just derived. 7828 // note that apkRoot isn't stored in the package settings. 7829 if (pkgSetting != null) { 7830 pkgSetting.primaryCpuAbiString = pkg.applicationInfo.primaryCpuAbi; 7831 pkgSetting.secondaryCpuAbiString = pkg.applicationInfo.secondaryCpuAbi; 7832 } 7833 } 7834 7835 /** 7836 * Deduces the ABI of a bundled app and sets the relevant fields on the 7837 * parsed pkg object. 7838 * 7839 * @param apkRoot the root of the installed apk, something like {@code /system} or {@code /oem} 7840 * under which system libraries are installed. 7841 * @param apkName the name of the installed package. 7842 */ 7843 private static void setBundledAppAbi(PackageParser.Package pkg, String apkRoot, String apkName) { 7844 final File codeFile = new File(pkg.codePath); 7845 7846 final boolean has64BitLibs; 7847 final boolean has32BitLibs; 7848 if (isApkFile(codeFile)) { 7849 // Monolithic install 7850 has64BitLibs = (new File(apkRoot, new File(LIB64_DIR_NAME, apkName).getPath())).exists(); 7851 has32BitLibs = (new File(apkRoot, new File(LIB_DIR_NAME, apkName).getPath())).exists(); 7852 } else { 7853 // Cluster install 7854 final File rootDir = new File(codeFile, LIB_DIR_NAME); 7855 if (!ArrayUtils.isEmpty(Build.SUPPORTED_64_BIT_ABIS) 7856 && !TextUtils.isEmpty(Build.SUPPORTED_64_BIT_ABIS[0])) { 7857 final String isa = VMRuntime.getInstructionSet(Build.SUPPORTED_64_BIT_ABIS[0]); 7858 has64BitLibs = (new File(rootDir, isa)).exists(); 7859 } else { 7860 has64BitLibs = false; 7861 } 7862 if (!ArrayUtils.isEmpty(Build.SUPPORTED_32_BIT_ABIS) 7863 && !TextUtils.isEmpty(Build.SUPPORTED_32_BIT_ABIS[0])) { 7864 final String isa = VMRuntime.getInstructionSet(Build.SUPPORTED_32_BIT_ABIS[0]); 7865 has32BitLibs = (new File(rootDir, isa)).exists(); 7866 } else { 7867 has32BitLibs = false; 7868 } 7869 } 7870 7871 if (has64BitLibs && !has32BitLibs) { 7872 // The package has 64 bit libs, but not 32 bit libs. Its primary 7873 // ABI should be 64 bit. We can safely assume here that the bundled 7874 // native libraries correspond to the most preferred ABI in the list. 7875 7876 pkg.applicationInfo.primaryCpuAbi = Build.SUPPORTED_64_BIT_ABIS[0]; 7877 pkg.applicationInfo.secondaryCpuAbi = null; 7878 } else if (has32BitLibs && !has64BitLibs) { 7879 // The package has 32 bit libs but not 64 bit libs. Its primary 7880 // ABI should be 32 bit. 7881 7882 pkg.applicationInfo.primaryCpuAbi = Build.SUPPORTED_32_BIT_ABIS[0]; 7883 pkg.applicationInfo.secondaryCpuAbi = null; 7884 } else if (has32BitLibs && has64BitLibs) { 7885 // The application has both 64 and 32 bit bundled libraries. We check 7886 // here that the app declares multiArch support, and warn if it doesn't. 7887 // 7888 // We will be lenient here and record both ABIs. The primary will be the 7889 // ABI that's higher on the list, i.e, a device that's configured to prefer 7890 // 64 bit apps will see a 64 bit primary ABI, 7891 7892 if ((pkg.applicationInfo.flags & ApplicationInfo.FLAG_MULTIARCH) == 0) { 7893 Slog.e(TAG, "Package: " + pkg + " has multiple bundled libs, but is not multiarch."); 7894 } 7895 7896 if (VMRuntime.is64BitInstructionSet(getPreferredInstructionSet())) { 7897 pkg.applicationInfo.primaryCpuAbi = Build.SUPPORTED_64_BIT_ABIS[0]; 7898 pkg.applicationInfo.secondaryCpuAbi = Build.SUPPORTED_32_BIT_ABIS[0]; 7899 } else { 7900 pkg.applicationInfo.primaryCpuAbi = Build.SUPPORTED_32_BIT_ABIS[0]; 7901 pkg.applicationInfo.secondaryCpuAbi = Build.SUPPORTED_64_BIT_ABIS[0]; 7902 } 7903 } else { 7904 pkg.applicationInfo.primaryCpuAbi = null; 7905 pkg.applicationInfo.secondaryCpuAbi = null; 7906 } 7907 } 7908 7909 private void killApplication(String pkgName, int appId, String reason) { 7910 // Request the ActivityManager to kill the process(only for existing packages) 7911 // so that we do not end up in a confused state while the user is still using the older 7912 // version of the application while the new one gets installed. 7913 IActivityManager am = ActivityManagerNative.getDefault(); 7914 if (am != null) { 7915 try { 7916 am.killApplicationWithAppId(pkgName, appId, reason); 7917 } catch (RemoteException e) { 7918 } 7919 } 7920 } 7921 7922 void removePackageLI(PackageSetting ps, boolean chatty) { 7923 if (DEBUG_INSTALL) { 7924 if (chatty) 7925 Log.d(TAG, "Removing package " + ps.name); 7926 } 7927 7928 // writer 7929 synchronized (mPackages) { 7930 mPackages.remove(ps.name); 7931 final PackageParser.Package pkg = ps.pkg; 7932 if (pkg != null) { 7933 cleanPackageDataStructuresLILPw(pkg, chatty); 7934 } 7935 } 7936 } 7937 7938 void removeInstalledPackageLI(PackageParser.Package pkg, boolean chatty) { 7939 if (DEBUG_INSTALL) { 7940 if (chatty) 7941 Log.d(TAG, "Removing package " + pkg.applicationInfo.packageName); 7942 } 7943 7944 // writer 7945 synchronized (mPackages) { 7946 mPackages.remove(pkg.applicationInfo.packageName); 7947 cleanPackageDataStructuresLILPw(pkg, chatty); 7948 } 7949 } 7950 7951 void cleanPackageDataStructuresLILPw(PackageParser.Package pkg, boolean chatty) { 7952 int N = pkg.providers.size(); 7953 StringBuilder r = null; 7954 int i; 7955 for (i=0; i<N; i++) { 7956 PackageParser.Provider p = pkg.providers.get(i); 7957 mProviders.removeProvider(p); 7958 if (p.info.authority == null) { 7959 7960 /* There was another ContentProvider with this authority when 7961 * this app was installed so this authority is null, 7962 * Ignore it as we don't have to unregister the provider. 7963 */ 7964 continue; 7965 } 7966 String names[] = p.info.authority.split(";"); 7967 for (int j = 0; j < names.length; j++) { 7968 if (mProvidersByAuthority.get(names[j]) == p) { 7969 mProvidersByAuthority.remove(names[j]); 7970 if (DEBUG_REMOVE) { 7971 if (chatty) 7972 Log.d(TAG, "Unregistered content provider: " + names[j] 7973 + ", className = " + p.info.name + ", isSyncable = " 7974 + p.info.isSyncable); 7975 } 7976 } 7977 } 7978 if (DEBUG_REMOVE && chatty) { 7979 if (r == null) { 7980 r = new StringBuilder(256); 7981 } else { 7982 r.append(' '); 7983 } 7984 r.append(p.info.name); 7985 } 7986 } 7987 if (r != null) { 7988 if (DEBUG_REMOVE) Log.d(TAG, " Providers: " + r); 7989 } 7990 7991 N = pkg.services.size(); 7992 r = null; 7993 for (i=0; i<N; i++) { 7994 PackageParser.Service s = pkg.services.get(i); 7995 mServices.removeService(s); 7996 if (chatty) { 7997 if (r == null) { 7998 r = new StringBuilder(256); 7999 } else { 8000 r.append(' '); 8001 } 8002 r.append(s.info.name); 8003 } 8004 } 8005 if (r != null) { 8006 if (DEBUG_REMOVE) Log.d(TAG, " Services: " + r); 8007 } 8008 8009 N = pkg.receivers.size(); 8010 r = null; 8011 for (i=0; i<N; i++) { 8012 PackageParser.Activity a = pkg.receivers.get(i); 8013 mReceivers.removeActivity(a, "receiver"); 8014 if (DEBUG_REMOVE && chatty) { 8015 if (r == null) { 8016 r = new StringBuilder(256); 8017 } else { 8018 r.append(' '); 8019 } 8020 r.append(a.info.name); 8021 } 8022 } 8023 if (r != null) { 8024 if (DEBUG_REMOVE) Log.d(TAG, " Receivers: " + r); 8025 } 8026 8027 N = pkg.activities.size(); 8028 r = null; 8029 for (i=0; i<N; i++) { 8030 PackageParser.Activity a = pkg.activities.get(i); 8031 mActivities.removeActivity(a, "activity"); 8032 if (DEBUG_REMOVE && chatty) { 8033 if (r == null) { 8034 r = new StringBuilder(256); 8035 } else { 8036 r.append(' '); 8037 } 8038 r.append(a.info.name); 8039 } 8040 } 8041 if (r != null) { 8042 if (DEBUG_REMOVE) Log.d(TAG, " Activities: " + r); 8043 } 8044 8045 N = pkg.permissions.size(); 8046 r = null; 8047 for (i=0; i<N; i++) { 8048 PackageParser.Permission p = pkg.permissions.get(i); 8049 BasePermission bp = mSettings.mPermissions.get(p.info.name); 8050 if (bp == null) { 8051 bp = mSettings.mPermissionTrees.get(p.info.name); 8052 } 8053 if (bp != null && bp.perm == p) { 8054 bp.perm = null; 8055 if (DEBUG_REMOVE && chatty) { 8056 if (r == null) { 8057 r = new StringBuilder(256); 8058 } else { 8059 r.append(' '); 8060 } 8061 r.append(p.info.name); 8062 } 8063 } 8064 if ((p.info.protectionLevel&PermissionInfo.PROTECTION_FLAG_APPOP) != 0) { 8065 ArraySet<String> appOpPerms = mAppOpPermissionPackages.get(p.info.name); 8066 if (appOpPerms != null) { 8067 appOpPerms.remove(pkg.packageName); 8068 } 8069 } 8070 } 8071 if (r != null) { 8072 if (DEBUG_REMOVE) Log.d(TAG, " Permissions: " + r); 8073 } 8074 8075 N = pkg.requestedPermissions.size(); 8076 r = null; 8077 for (i=0; i<N; i++) { 8078 String perm = pkg.requestedPermissions.get(i); 8079 BasePermission bp = mSettings.mPermissions.get(perm); 8080 if (bp != null && (bp.protectionLevel&PermissionInfo.PROTECTION_FLAG_APPOP) != 0) { 8081 ArraySet<String> appOpPerms = mAppOpPermissionPackages.get(perm); 8082 if (appOpPerms != null) { 8083 appOpPerms.remove(pkg.packageName); 8084 if (appOpPerms.isEmpty()) { 8085 mAppOpPermissionPackages.remove(perm); 8086 } 8087 } 8088 } 8089 } 8090 if (r != null) { 8091 if (DEBUG_REMOVE) Log.d(TAG, " Permissions: " + r); 8092 } 8093 8094 N = pkg.instrumentation.size(); 8095 r = null; 8096 for (i=0; i<N; i++) { 8097 PackageParser.Instrumentation a = pkg.instrumentation.get(i); 8098 mInstrumentation.remove(a.getComponentName()); 8099 if (DEBUG_REMOVE && chatty) { 8100 if (r == null) { 8101 r = new StringBuilder(256); 8102 } else { 8103 r.append(' '); 8104 } 8105 r.append(a.info.name); 8106 } 8107 } 8108 if (r != null) { 8109 if (DEBUG_REMOVE) Log.d(TAG, " Instrumentation: " + r); 8110 } 8111 8112 r = null; 8113 if ((pkg.applicationInfo.flags&ApplicationInfo.FLAG_SYSTEM) != 0) { 8114 // Only system apps can hold shared libraries. 8115 if (pkg.libraryNames != null) { 8116 for (i=0; i<pkg.libraryNames.size(); i++) { 8117 String name = pkg.libraryNames.get(i); 8118 SharedLibraryEntry cur = mSharedLibraries.get(name); 8119 if (cur != null && cur.apk != null && cur.apk.equals(pkg.packageName)) { 8120 mSharedLibraries.remove(name); 8121 if (DEBUG_REMOVE && chatty) { 8122 if (r == null) { 8123 r = new StringBuilder(256); 8124 } else { 8125 r.append(' '); 8126 } 8127 r.append(name); 8128 } 8129 } 8130 } 8131 } 8132 } 8133 if (r != null) { 8134 if (DEBUG_REMOVE) Log.d(TAG, " Libraries: " + r); 8135 } 8136 } 8137 8138 private static boolean hasPermission(PackageParser.Package pkgInfo, String perm) { 8139 for (int i=pkgInfo.permissions.size()-1; i>=0; i--) { 8140 if (pkgInfo.permissions.get(i).info.name.equals(perm)) { 8141 return true; 8142 } 8143 } 8144 return false; 8145 } 8146 8147 static final int UPDATE_PERMISSIONS_ALL = 1<<0; 8148 static final int UPDATE_PERMISSIONS_REPLACE_PKG = 1<<1; 8149 static final int UPDATE_PERMISSIONS_REPLACE_ALL = 1<<2; 8150 8151 private void updatePermissionsLPw(String changingPkg, 8152 PackageParser.Package pkgInfo, int flags) { 8153 // Make sure there are no dangling permission trees. 8154 Iterator<BasePermission> it = mSettings.mPermissionTrees.values().iterator(); 8155 while (it.hasNext()) { 8156 final BasePermission bp = it.next(); 8157 if (bp.packageSetting == null) { 8158 // We may not yet have parsed the package, so just see if 8159 // we still know about its settings. 8160 bp.packageSetting = mSettings.mPackages.get(bp.sourcePackage); 8161 } 8162 if (bp.packageSetting == null) { 8163 Slog.w(TAG, "Removing dangling permission tree: " + bp.name 8164 + " from package " + bp.sourcePackage); 8165 it.remove(); 8166 } else if (changingPkg != null && changingPkg.equals(bp.sourcePackage)) { 8167 if (pkgInfo == null || !hasPermission(pkgInfo, bp.name)) { 8168 Slog.i(TAG, "Removing old permission tree: " + bp.name 8169 + " from package " + bp.sourcePackage); 8170 flags |= UPDATE_PERMISSIONS_ALL; 8171 it.remove(); 8172 } 8173 } 8174 } 8175 8176 // Make sure all dynamic permissions have been assigned to a package, 8177 // and make sure there are no dangling permissions. 8178 it = mSettings.mPermissions.values().iterator(); 8179 while (it.hasNext()) { 8180 final BasePermission bp = it.next(); 8181 if (bp.type == BasePermission.TYPE_DYNAMIC) { 8182 if (DEBUG_SETTINGS) Log.v(TAG, "Dynamic permission: name=" 8183 + bp.name + " pkg=" + bp.sourcePackage 8184 + " info=" + bp.pendingInfo); 8185 if (bp.packageSetting == null && bp.pendingInfo != null) { 8186 final BasePermission tree = findPermissionTreeLP(bp.name); 8187 if (tree != null && tree.perm != null) { 8188 bp.packageSetting = tree.packageSetting; 8189 bp.perm = new PackageParser.Permission(tree.perm.owner, 8190 new PermissionInfo(bp.pendingInfo)); 8191 bp.perm.info.packageName = tree.perm.info.packageName; 8192 bp.perm.info.name = bp.name; 8193 bp.uid = tree.uid; 8194 } 8195 } 8196 } 8197 if (bp.packageSetting == null) { 8198 // We may not yet have parsed the package, so just see if 8199 // we still know about its settings. 8200 bp.packageSetting = mSettings.mPackages.get(bp.sourcePackage); 8201 } 8202 if (bp.packageSetting == null) { 8203 Slog.w(TAG, "Removing dangling permission: " + bp.name 8204 + " from package " + bp.sourcePackage); 8205 it.remove(); 8206 } else if (changingPkg != null && changingPkg.equals(bp.sourcePackage)) { 8207 if (pkgInfo == null || !hasPermission(pkgInfo, bp.name)) { 8208 Slog.i(TAG, "Removing old permission: " + bp.name 8209 + " from package " + bp.sourcePackage); 8210 flags |= UPDATE_PERMISSIONS_ALL; 8211 it.remove(); 8212 } 8213 } 8214 } 8215 8216 // Now update the permissions for all packages, in particular 8217 // replace the granted permissions of the system packages. 8218 if ((flags&UPDATE_PERMISSIONS_ALL) != 0) { 8219 for (PackageParser.Package pkg : mPackages.values()) { 8220 if (pkg != pkgInfo) { 8221 grantPermissionsLPw(pkg, (flags&UPDATE_PERMISSIONS_REPLACE_ALL) != 0, 8222 changingPkg); 8223 } 8224 } 8225 } 8226 8227 if (pkgInfo != null) { 8228 grantPermissionsLPw(pkgInfo, (flags&UPDATE_PERMISSIONS_REPLACE_PKG) != 0, changingPkg); 8229 } 8230 } 8231 8232 private void grantPermissionsLPw(PackageParser.Package pkg, boolean replace, 8233 String packageOfInterest) { 8234 // IMPORTANT: There are two types of permissions: install and runtime. 8235 // Install time permissions are granted when the app is installed to 8236 // all device users and users added in the future. Runtime permissions 8237 // are granted at runtime explicitly to specific users. Normal and signature 8238 // protected permissions are install time permissions. Dangerous permissions 8239 // are install permissions if the app's target SDK is Lollipop MR1 or older, 8240 // otherwise they are runtime permissions. This function does not manage 8241 // runtime permissions except for the case an app targeting Lollipop MR1 8242 // being upgraded to target a newer SDK, in which case dangerous permissions 8243 // are transformed from install time to runtime ones. 8244 8245 final PackageSetting ps = (PackageSetting) pkg.mExtras; 8246 if (ps == null) { 8247 return; 8248 } 8249 8250 PermissionsState permissionsState = ps.getPermissionsState(); 8251 PermissionsState origPermissions = permissionsState; 8252 8253 final int[] currentUserIds = UserManagerService.getInstance().getUserIds(); 8254 8255 int[] changedRuntimePermissionUserIds = EMPTY_INT_ARRAY; 8256 8257 boolean changedInstallPermission = false; 8258 8259 if (replace) { 8260 ps.installPermissionsFixed = false; 8261 if (!ps.isSharedUser()) { 8262 origPermissions = new PermissionsState(permissionsState); 8263 permissionsState.reset(); 8264 } 8265 } 8266 8267 permissionsState.setGlobalGids(mGlobalGids); 8268 8269 final int N = pkg.requestedPermissions.size(); 8270 for (int i=0; i<N; i++) { 8271 final String name = pkg.requestedPermissions.get(i); 8272 final BasePermission bp = mSettings.mPermissions.get(name); 8273 8274 if (DEBUG_INSTALL) { 8275 Log.i(TAG, "Package " + pkg.packageName + " checking " + name + ": " + bp); 8276 } 8277 8278 if (bp == null || bp.packageSetting == null) { 8279 if (packageOfInterest == null || packageOfInterest.equals(pkg.packageName)) { 8280 Slog.w(TAG, "Unknown permission " + name 8281 + " in package " + pkg.packageName); 8282 } 8283 continue; 8284 } 8285 8286 final String perm = bp.name; 8287 boolean allowedSig = false; 8288 int grant = GRANT_DENIED; 8289 8290 // Keep track of app op permissions. 8291 if ((bp.protectionLevel & PermissionInfo.PROTECTION_FLAG_APPOP) != 0) { 8292 ArraySet<String> pkgs = mAppOpPermissionPackages.get(bp.name); 8293 if (pkgs == null) { 8294 pkgs = new ArraySet<>(); 8295 mAppOpPermissionPackages.put(bp.name, pkgs); 8296 } 8297 pkgs.add(pkg.packageName); 8298 } 8299 8300 final int level = bp.protectionLevel & PermissionInfo.PROTECTION_MASK_BASE; 8301 switch (level) { 8302 case PermissionInfo.PROTECTION_NORMAL: { 8303 // For all apps normal permissions are install time ones. 8304 grant = GRANT_INSTALL; 8305 } break; 8306 8307 case PermissionInfo.PROTECTION_DANGEROUS: { 8308 if (pkg.applicationInfo.targetSdkVersion <= Build.VERSION_CODES.LOLLIPOP_MR1) { 8309 // For legacy apps dangerous permissions are install time ones. 8310 grant = GRANT_INSTALL_LEGACY; 8311 } else if (origPermissions.hasInstallPermission(bp.name)) { 8312 // For legacy apps that became modern, install becomes runtime. 8313 grant = GRANT_UPGRADE; 8314 } else { 8315 // For modern apps keep runtime permissions unchanged. 8316 grant = GRANT_RUNTIME; 8317 } 8318 } break; 8319 8320 case PermissionInfo.PROTECTION_SIGNATURE: { 8321 // For all apps signature permissions are install time ones. 8322 allowedSig = grantSignaturePermission(perm, pkg, bp, origPermissions); 8323 if (allowedSig) { 8324 grant = GRANT_INSTALL; 8325 } 8326 } break; 8327 } 8328 8329 if (DEBUG_INSTALL) { 8330 Log.i(TAG, "Package " + pkg.packageName + " granting " + perm); 8331 } 8332 8333 if (grant != GRANT_DENIED) { 8334 if (!isSystemApp(ps) && ps.installPermissionsFixed) { 8335 // If this is an existing, non-system package, then 8336 // we can't add any new permissions to it. 8337 if (!allowedSig && !origPermissions.hasInstallPermission(perm)) { 8338 // Except... if this is a permission that was added 8339 // to the platform (note: need to only do this when 8340 // updating the platform). 8341 if (!isNewPlatformPermissionForPackage(perm, pkg)) { 8342 grant = GRANT_DENIED; 8343 } 8344 } 8345 } 8346 8347 switch (grant) { 8348 case GRANT_INSTALL: { 8349 // Revoke this as runtime permission to handle the case of 8350 // a runtime permission being downgraded to an install one. 8351 for (int userId : UserManagerService.getInstance().getUserIds()) { 8352 if (origPermissions.getRuntimePermissionState( 8353 bp.name, userId) != null) { 8354 // Revoke the runtime permission and clear the flags. 8355 origPermissions.revokeRuntimePermission(bp, userId); 8356 origPermissions.updatePermissionFlags(bp, userId, 8357 PackageManager.MASK_PERMISSION_FLAGS, 0); 8358 // If we revoked a permission permission, we have to write. 8359 changedRuntimePermissionUserIds = ArrayUtils.appendInt( 8360 changedRuntimePermissionUserIds, userId); 8361 } 8362 } 8363 // Grant an install permission. 8364 if (permissionsState.grantInstallPermission(bp) != 8365 PermissionsState.PERMISSION_OPERATION_FAILURE) { 8366 changedInstallPermission = true; 8367 } 8368 } break; 8369 8370 case GRANT_INSTALL_LEGACY: { 8371 // Grant an install permission. 8372 if (permissionsState.grantInstallPermission(bp) != 8373 PermissionsState.PERMISSION_OPERATION_FAILURE) { 8374 changedInstallPermission = true; 8375 } 8376 } break; 8377 8378 case GRANT_RUNTIME: { 8379 // Grant previously granted runtime permissions. 8380 for (int userId : UserManagerService.getInstance().getUserIds()) { 8381 PermissionState permissionState = origPermissions 8382 .getRuntimePermissionState(bp.name, userId); 8383 final int flags = permissionState != null 8384 ? permissionState.getFlags() : 0; 8385 if (origPermissions.hasRuntimePermission(bp.name, userId)) { 8386 if (permissionsState.grantRuntimePermission(bp, userId) == 8387 PermissionsState.PERMISSION_OPERATION_FAILURE) { 8388 // If we cannot put the permission as it was, we have to write. 8389 changedRuntimePermissionUserIds = ArrayUtils.appendInt( 8390 changedRuntimePermissionUserIds, userId); 8391 } 8392 } 8393 // Propagate the permission flags. 8394 permissionsState.updatePermissionFlags(bp, userId, flags, flags); 8395 } 8396 } break; 8397 8398 case GRANT_UPGRADE: { 8399 // Grant runtime permissions for a previously held install permission. 8400 PermissionState permissionState = origPermissions 8401 .getInstallPermissionState(bp.name); 8402 final int flags = permissionState != null ? permissionState.getFlags() : 0; 8403 8404 if (origPermissions.revokeInstallPermission(bp) 8405 != PermissionsState.PERMISSION_OPERATION_FAILURE) { 8406 // We will be transferring the permission flags, so clear them. 8407 origPermissions.updatePermissionFlags(bp, UserHandle.USER_ALL, 8408 PackageManager.MASK_PERMISSION_FLAGS, 0); 8409 changedInstallPermission = true; 8410 } 8411 8412 // If the permission is not to be promoted to runtime we ignore it and 8413 // also its other flags as they are not applicable to install permissions. 8414 if ((flags & PackageManager.FLAG_PERMISSION_REVOKE_ON_UPGRADE) == 0) { 8415 for (int userId : currentUserIds) { 8416 if (permissionsState.grantRuntimePermission(bp, userId) != 8417 PermissionsState.PERMISSION_OPERATION_FAILURE) { 8418 // Transfer the permission flags. 8419 permissionsState.updatePermissionFlags(bp, userId, 8420 flags, flags); 8421 // If we granted the permission, we have to write. 8422 changedRuntimePermissionUserIds = ArrayUtils.appendInt( 8423 changedRuntimePermissionUserIds, userId); 8424 } 8425 } 8426 } 8427 } break; 8428 8429 default: { 8430 if (packageOfInterest == null 8431 || packageOfInterest.equals(pkg.packageName)) { 8432 Slog.w(TAG, "Not granting permission " + perm 8433 + " to package " + pkg.packageName 8434 + " because it was previously installed without"); 8435 } 8436 } break; 8437 } 8438 } else { 8439 if (permissionsState.revokeInstallPermission(bp) != 8440 PermissionsState.PERMISSION_OPERATION_FAILURE) { 8441 // Also drop the permission flags. 8442 permissionsState.updatePermissionFlags(bp, UserHandle.USER_ALL, 8443 PackageManager.MASK_PERMISSION_FLAGS, 0); 8444 changedInstallPermission = true; 8445 Slog.i(TAG, "Un-granting permission " + perm 8446 + " from package " + pkg.packageName 8447 + " (protectionLevel=" + bp.protectionLevel 8448 + " flags=0x" + Integer.toHexString(pkg.applicationInfo.flags) 8449 + ")"); 8450 } else if ((bp.protectionLevel&PermissionInfo.PROTECTION_FLAG_APPOP) == 0) { 8451 // Don't print warning for app op permissions, since it is fine for them 8452 // not to be granted, there is a UI for the user to decide. 8453 if (packageOfInterest == null || packageOfInterest.equals(pkg.packageName)) { 8454 Slog.w(TAG, "Not granting permission " + perm 8455 + " to package " + pkg.packageName 8456 + " (protectionLevel=" + bp.protectionLevel 8457 + " flags=0x" + Integer.toHexString(pkg.applicationInfo.flags) 8458 + ")"); 8459 } 8460 } 8461 } 8462 } 8463 8464 if ((changedInstallPermission || replace) && !ps.installPermissionsFixed && 8465 !isSystemApp(ps) || isUpdatedSystemApp(ps)){ 8466 // This is the first that we have heard about this package, so the 8467 // permissions we have now selected are fixed until explicitly 8468 // changed. 8469 ps.installPermissionsFixed = true; 8470 } 8471 8472 // Persist the runtime permissions state for users with changes. 8473 for (int userId : changedRuntimePermissionUserIds) { 8474 mSettings.writeRuntimePermissionsForUserLPr(userId, false); 8475 } 8476 } 8477 8478 private boolean isNewPlatformPermissionForPackage(String perm, PackageParser.Package pkg) { 8479 boolean allowed = false; 8480 final int NP = PackageParser.NEW_PERMISSIONS.length; 8481 for (int ip=0; ip<NP; ip++) { 8482 final PackageParser.NewPermissionInfo npi 8483 = PackageParser.NEW_PERMISSIONS[ip]; 8484 if (npi.name.equals(perm) 8485 && pkg.applicationInfo.targetSdkVersion < npi.sdkVersion) { 8486 allowed = true; 8487 Log.i(TAG, "Auto-granting " + perm + " to old pkg " 8488 + pkg.packageName); 8489 break; 8490 } 8491 } 8492 return allowed; 8493 } 8494 8495 private boolean grantSignaturePermission(String perm, PackageParser.Package pkg, 8496 BasePermission bp, PermissionsState origPermissions) { 8497 boolean allowed; 8498 allowed = (compareSignatures( 8499 bp.packageSetting.signatures.mSignatures, pkg.mSignatures) 8500 == PackageManager.SIGNATURE_MATCH) 8501 || (compareSignatures(mPlatformPackage.mSignatures, pkg.mSignatures) 8502 == PackageManager.SIGNATURE_MATCH); 8503 if (!allowed && (bp.protectionLevel 8504 & PermissionInfo.PROTECTION_FLAG_PRIVILEGED) != 0) { 8505 if (isSystemApp(pkg)) { 8506 // For updated system applications, a system permission 8507 // is granted only if it had been defined by the original application. 8508 if (pkg.isUpdatedSystemApp()) { 8509 final PackageSetting sysPs = mSettings 8510 .getDisabledSystemPkgLPr(pkg.packageName); 8511 if (sysPs.getPermissionsState().hasInstallPermission(perm)) { 8512 // If the original was granted this permission, we take 8513 // that grant decision as read and propagate it to the 8514 // update. 8515 if (sysPs.isPrivileged()) { 8516 allowed = true; 8517 } 8518 } else { 8519 // The system apk may have been updated with an older 8520 // version of the one on the data partition, but which 8521 // granted a new system permission that it didn't have 8522 // before. In this case we do want to allow the app to 8523 // now get the new permission if the ancestral apk is 8524 // privileged to get it. 8525 if (sysPs.pkg != null && sysPs.isPrivileged()) { 8526 for (int j=0; 8527 j<sysPs.pkg.requestedPermissions.size(); j++) { 8528 if (perm.equals( 8529 sysPs.pkg.requestedPermissions.get(j))) { 8530 allowed = true; 8531 break; 8532 } 8533 } 8534 } 8535 } 8536 } else { 8537 allowed = isPrivilegedApp(pkg); 8538 } 8539 } 8540 } 8541 if (!allowed) { 8542 if (!allowed && (bp.protectionLevel 8543 & PermissionInfo.PROTECTION_FLAG_PRE23) != 0 8544 && pkg.applicationInfo.targetSdkVersion < Build.VERSION_CODES.MNC) { 8545 // If this was a previously normal/dangerous permission that got moved 8546 // to a system permission as part of the runtime permission redesign, then 8547 // we still want to blindly grant it to old apps. 8548 allowed = true; 8549 } 8550 if (!allowed && (bp.protectionLevel & PermissionInfo.PROTECTION_FLAG_INSTALLER) != 0 8551 && pkg.packageName.equals(mRequiredInstallerPackage)) { 8552 // If this permission is to be granted to the system installer and 8553 // this app is an installer, then it gets the permission. 8554 allowed = true; 8555 } 8556 if (!allowed && (bp.protectionLevel & PermissionInfo.PROTECTION_FLAG_VERIFIER) != 0 8557 && pkg.packageName.equals(mRequiredVerifierPackage)) { 8558 // If this permission is to be granted to the system verifier and 8559 // this app is a verifier, then it gets the permission. 8560 allowed = true; 8561 } 8562 if (!allowed && (bp.protectionLevel 8563 & PermissionInfo.PROTECTION_FLAG_PREINSTALLED) != 0 8564 && isSystemApp(pkg)) { 8565 // Any pre-installed system app is allowed to get this permission. 8566 allowed = true; 8567 } 8568 if (!allowed && (bp.protectionLevel 8569 & PermissionInfo.PROTECTION_FLAG_DEVELOPMENT) != 0) { 8570 // For development permissions, a development permission 8571 // is granted only if it was already granted. 8572 allowed = origPermissions.hasInstallPermission(perm); 8573 } 8574 } 8575 return allowed; 8576 } 8577 8578 final class ActivityIntentResolver 8579 extends IntentResolver<PackageParser.ActivityIntentInfo, ResolveInfo> { 8580 public List<ResolveInfo> queryIntent(Intent intent, String resolvedType, 8581 boolean defaultOnly, int userId) { 8582 if (!sUserManager.exists(userId)) return null; 8583 mFlags = defaultOnly ? PackageManager.MATCH_DEFAULT_ONLY : 0; 8584 return super.queryIntent(intent, resolvedType, defaultOnly, userId); 8585 } 8586 8587 public List<ResolveInfo> queryIntent(Intent intent, String resolvedType, int flags, 8588 int userId) { 8589 if (!sUserManager.exists(userId)) return null; 8590 mFlags = flags; 8591 return super.queryIntent(intent, resolvedType, 8592 (flags & PackageManager.MATCH_DEFAULT_ONLY) != 0, userId); 8593 } 8594 8595 public List<ResolveInfo> queryIntentForPackage(Intent intent, String resolvedType, 8596 int flags, ArrayList<PackageParser.Activity> packageActivities, int userId) { 8597 if (!sUserManager.exists(userId)) return null; 8598 if (packageActivities == null) { 8599 return null; 8600 } 8601 mFlags = flags; 8602 final boolean defaultOnly = (flags&PackageManager.MATCH_DEFAULT_ONLY) != 0; 8603 final int N = packageActivities.size(); 8604 ArrayList<PackageParser.ActivityIntentInfo[]> listCut = 8605 new ArrayList<PackageParser.ActivityIntentInfo[]>(N); 8606 8607 ArrayList<PackageParser.ActivityIntentInfo> intentFilters; 8608 for (int i = 0; i < N; ++i) { 8609 intentFilters = packageActivities.get(i).intents; 8610 if (intentFilters != null && intentFilters.size() > 0) { 8611 PackageParser.ActivityIntentInfo[] array = 8612 new PackageParser.ActivityIntentInfo[intentFilters.size()]; 8613 intentFilters.toArray(array); 8614 listCut.add(array); 8615 } 8616 } 8617 return super.queryIntentFromList(intent, resolvedType, defaultOnly, listCut, userId); 8618 } 8619 8620 public final void addActivity(PackageParser.Activity a, String type) { 8621 final boolean systemApp = a.info.applicationInfo.isSystemApp(); 8622 mActivities.put(a.getComponentName(), a); 8623 if (DEBUG_SHOW_INFO) 8624 Log.v( 8625 TAG, " " + type + " " + 8626 (a.info.nonLocalizedLabel != null ? a.info.nonLocalizedLabel : a.info.name) + ":"); 8627 if (DEBUG_SHOW_INFO) 8628 Log.v(TAG, " Class=" + a.info.name); 8629 final int NI = a.intents.size(); 8630 for (int j=0; j<NI; j++) { 8631 PackageParser.ActivityIntentInfo intent = a.intents.get(j); 8632 if (!systemApp && intent.getPriority() > 0 && "activity".equals(type)) { 8633 intent.setPriority(0); 8634 Log.w(TAG, "Package " + a.info.applicationInfo.packageName + " has activity " 8635 + a.className + " with priority > 0, forcing to 0"); 8636 } 8637 if (DEBUG_SHOW_INFO) { 8638 Log.v(TAG, " IntentFilter:"); 8639 intent.dump(new LogPrinter(Log.VERBOSE, TAG), " "); 8640 } 8641 if (!intent.debugCheck()) { 8642 Log.w(TAG, "==> For Activity " + a.info.name); 8643 } 8644 addFilter(intent); 8645 } 8646 } 8647 8648 public final void removeActivity(PackageParser.Activity a, String type) { 8649 mActivities.remove(a.getComponentName()); 8650 if (DEBUG_SHOW_INFO) { 8651 Log.v(TAG, " " + type + " " 8652 + (a.info.nonLocalizedLabel != null ? a.info.nonLocalizedLabel 8653 : a.info.name) + ":"); 8654 Log.v(TAG, " Class=" + a.info.name); 8655 } 8656 final int NI = a.intents.size(); 8657 for (int j=0; j<NI; j++) { 8658 PackageParser.ActivityIntentInfo intent = a.intents.get(j); 8659 if (DEBUG_SHOW_INFO) { 8660 Log.v(TAG, " IntentFilter:"); 8661 intent.dump(new LogPrinter(Log.VERBOSE, TAG), " "); 8662 } 8663 removeFilter(intent); 8664 } 8665 } 8666 8667 @Override 8668 protected boolean allowFilterResult( 8669 PackageParser.ActivityIntentInfo filter, List<ResolveInfo> dest) { 8670 ActivityInfo filterAi = filter.activity.info; 8671 for (int i=dest.size()-1; i>=0; i--) { 8672 ActivityInfo destAi = dest.get(i).activityInfo; 8673 if (destAi.name == filterAi.name 8674 && destAi.packageName == filterAi.packageName) { 8675 return false; 8676 } 8677 } 8678 return true; 8679 } 8680 8681 @Override 8682 protected ActivityIntentInfo[] newArray(int size) { 8683 return new ActivityIntentInfo[size]; 8684 } 8685 8686 @Override 8687 protected boolean isFilterStopped(PackageParser.ActivityIntentInfo filter, int userId) { 8688 if (!sUserManager.exists(userId)) return true; 8689 PackageParser.Package p = filter.activity.owner; 8690 if (p != null) { 8691 PackageSetting ps = (PackageSetting)p.mExtras; 8692 if (ps != null) { 8693 // System apps are never considered stopped for purposes of 8694 // filtering, because there may be no way for the user to 8695 // actually re-launch them. 8696 return (ps.pkgFlags&ApplicationInfo.FLAG_SYSTEM) == 0 8697 && ps.getStopped(userId); 8698 } 8699 } 8700 return false; 8701 } 8702 8703 @Override 8704 protected boolean isPackageForFilter(String packageName, 8705 PackageParser.ActivityIntentInfo info) { 8706 return packageName.equals(info.activity.owner.packageName); 8707 } 8708 8709 @Override 8710 protected ResolveInfo newResult(PackageParser.ActivityIntentInfo info, 8711 int match, int userId) { 8712 if (!sUserManager.exists(userId)) return null; 8713 if (!mSettings.isEnabledLPr(info.activity.info, mFlags, userId)) { 8714 return null; 8715 } 8716 final PackageParser.Activity activity = info.activity; 8717 if (mSafeMode && (activity.info.applicationInfo.flags 8718 &ApplicationInfo.FLAG_SYSTEM) == 0) { 8719 return null; 8720 } 8721 PackageSetting ps = (PackageSetting) activity.owner.mExtras; 8722 if (ps == null) { 8723 return null; 8724 } 8725 ActivityInfo ai = PackageParser.generateActivityInfo(activity, mFlags, 8726 ps.readUserState(userId), userId); 8727 if (ai == null) { 8728 return null; 8729 } 8730 final ResolveInfo res = new ResolveInfo(); 8731 res.activityInfo = ai; 8732 if ((mFlags&PackageManager.GET_RESOLVED_FILTER) != 0) { 8733 res.filter = info; 8734 } 8735 if (info != null) { 8736 res.handleAllWebDataURI = info.handleAllWebDataURI(); 8737 } 8738 res.priority = info.getPriority(); 8739 res.preferredOrder = activity.owner.mPreferredOrder; 8740 //System.out.println("Result: " + res.activityInfo.className + 8741 // " = " + res.priority); 8742 res.match = match; 8743 res.isDefault = info.hasDefault; 8744 res.labelRes = info.labelRes; 8745 res.nonLocalizedLabel = info.nonLocalizedLabel; 8746 if (userNeedsBadging(userId)) { 8747 res.noResourceId = true; 8748 } else { 8749 res.icon = info.icon; 8750 } 8751 res.iconResourceId = info.icon; 8752 res.system = res.activityInfo.applicationInfo.isSystemApp(); 8753 return res; 8754 } 8755 8756 @Override 8757 protected void sortResults(List<ResolveInfo> results) { 8758 Collections.sort(results, mResolvePrioritySorter); 8759 } 8760 8761 @Override 8762 protected void dumpFilter(PrintWriter out, String prefix, 8763 PackageParser.ActivityIntentInfo filter) { 8764 out.print(prefix); out.print( 8765 Integer.toHexString(System.identityHashCode(filter.activity))); 8766 out.print(' '); 8767 filter.activity.printComponentShortName(out); 8768 out.print(" filter "); 8769 out.println(Integer.toHexString(System.identityHashCode(filter))); 8770 } 8771 8772 @Override 8773 protected Object filterToLabel(PackageParser.ActivityIntentInfo filter) { 8774 return filter.activity; 8775 } 8776 8777 protected void dumpFilterLabel(PrintWriter out, String prefix, Object label, int count) { 8778 PackageParser.Activity activity = (PackageParser.Activity)label; 8779 out.print(prefix); out.print( 8780 Integer.toHexString(System.identityHashCode(activity))); 8781 out.print(' '); 8782 activity.printComponentShortName(out); 8783 if (count > 1) { 8784 out.print(" ("); out.print(count); out.print(" filters)"); 8785 } 8786 out.println(); 8787 } 8788 8789// List<ResolveInfo> filterEnabled(List<ResolveInfo> resolveInfoList) { 8790// final Iterator<ResolveInfo> i = resolveInfoList.iterator(); 8791// final List<ResolveInfo> retList = Lists.newArrayList(); 8792// while (i.hasNext()) { 8793// final ResolveInfo resolveInfo = i.next(); 8794// if (isEnabledLP(resolveInfo.activityInfo)) { 8795// retList.add(resolveInfo); 8796// } 8797// } 8798// return retList; 8799// } 8800 8801 // Keys are String (activity class name), values are Activity. 8802 private final ArrayMap<ComponentName, PackageParser.Activity> mActivities 8803 = new ArrayMap<ComponentName, PackageParser.Activity>(); 8804 private int mFlags; 8805 } 8806 8807 private final class ServiceIntentResolver 8808 extends IntentResolver<PackageParser.ServiceIntentInfo, ResolveInfo> { 8809 public List<ResolveInfo> queryIntent(Intent intent, String resolvedType, 8810 boolean defaultOnly, int userId) { 8811 mFlags = defaultOnly ? PackageManager.MATCH_DEFAULT_ONLY : 0; 8812 return super.queryIntent(intent, resolvedType, defaultOnly, userId); 8813 } 8814 8815 public List<ResolveInfo> queryIntent(Intent intent, String resolvedType, int flags, 8816 int userId) { 8817 if (!sUserManager.exists(userId)) return null; 8818 mFlags = flags; 8819 return super.queryIntent(intent, resolvedType, 8820 (flags & PackageManager.MATCH_DEFAULT_ONLY) != 0, userId); 8821 } 8822 8823 public List<ResolveInfo> queryIntentForPackage(Intent intent, String resolvedType, 8824 int flags, ArrayList<PackageParser.Service> packageServices, int userId) { 8825 if (!sUserManager.exists(userId)) return null; 8826 if (packageServices == null) { 8827 return null; 8828 } 8829 mFlags = flags; 8830 final boolean defaultOnly = (flags&PackageManager.MATCH_DEFAULT_ONLY) != 0; 8831 final int N = packageServices.size(); 8832 ArrayList<PackageParser.ServiceIntentInfo[]> listCut = 8833 new ArrayList<PackageParser.ServiceIntentInfo[]>(N); 8834 8835 ArrayList<PackageParser.ServiceIntentInfo> intentFilters; 8836 for (int i = 0; i < N; ++i) { 8837 intentFilters = packageServices.get(i).intents; 8838 if (intentFilters != null && intentFilters.size() > 0) { 8839 PackageParser.ServiceIntentInfo[] array = 8840 new PackageParser.ServiceIntentInfo[intentFilters.size()]; 8841 intentFilters.toArray(array); 8842 listCut.add(array); 8843 } 8844 } 8845 return super.queryIntentFromList(intent, resolvedType, defaultOnly, listCut, userId); 8846 } 8847 8848 public final void addService(PackageParser.Service s) { 8849 mServices.put(s.getComponentName(), s); 8850 if (DEBUG_SHOW_INFO) { 8851 Log.v(TAG, " " 8852 + (s.info.nonLocalizedLabel != null 8853 ? s.info.nonLocalizedLabel : s.info.name) + ":"); 8854 Log.v(TAG, " Class=" + s.info.name); 8855 } 8856 final int NI = s.intents.size(); 8857 int j; 8858 for (j=0; j<NI; j++) { 8859 PackageParser.ServiceIntentInfo intent = s.intents.get(j); 8860 if (DEBUG_SHOW_INFO) { 8861 Log.v(TAG, " IntentFilter:"); 8862 intent.dump(new LogPrinter(Log.VERBOSE, TAG), " "); 8863 } 8864 if (!intent.debugCheck()) { 8865 Log.w(TAG, "==> For Service " + s.info.name); 8866 } 8867 addFilter(intent); 8868 } 8869 } 8870 8871 public final void removeService(PackageParser.Service s) { 8872 mServices.remove(s.getComponentName()); 8873 if (DEBUG_SHOW_INFO) { 8874 Log.v(TAG, " " + (s.info.nonLocalizedLabel != null 8875 ? s.info.nonLocalizedLabel : s.info.name) + ":"); 8876 Log.v(TAG, " Class=" + s.info.name); 8877 } 8878 final int NI = s.intents.size(); 8879 int j; 8880 for (j=0; j<NI; j++) { 8881 PackageParser.ServiceIntentInfo intent = s.intents.get(j); 8882 if (DEBUG_SHOW_INFO) { 8883 Log.v(TAG, " IntentFilter:"); 8884 intent.dump(new LogPrinter(Log.VERBOSE, TAG), " "); 8885 } 8886 removeFilter(intent); 8887 } 8888 } 8889 8890 @Override 8891 protected boolean allowFilterResult( 8892 PackageParser.ServiceIntentInfo filter, List<ResolveInfo> dest) { 8893 ServiceInfo filterSi = filter.service.info; 8894 for (int i=dest.size()-1; i>=0; i--) { 8895 ServiceInfo destAi = dest.get(i).serviceInfo; 8896 if (destAi.name == filterSi.name 8897 && destAi.packageName == filterSi.packageName) { 8898 return false; 8899 } 8900 } 8901 return true; 8902 } 8903 8904 @Override 8905 protected PackageParser.ServiceIntentInfo[] newArray(int size) { 8906 return new PackageParser.ServiceIntentInfo[size]; 8907 } 8908 8909 @Override 8910 protected boolean isFilterStopped(PackageParser.ServiceIntentInfo filter, int userId) { 8911 if (!sUserManager.exists(userId)) return true; 8912 PackageParser.Package p = filter.service.owner; 8913 if (p != null) { 8914 PackageSetting ps = (PackageSetting)p.mExtras; 8915 if (ps != null) { 8916 // System apps are never considered stopped for purposes of 8917 // filtering, because there may be no way for the user to 8918 // actually re-launch them. 8919 return (ps.pkgFlags & ApplicationInfo.FLAG_SYSTEM) == 0 8920 && ps.getStopped(userId); 8921 } 8922 } 8923 return false; 8924 } 8925 8926 @Override 8927 protected boolean isPackageForFilter(String packageName, 8928 PackageParser.ServiceIntentInfo info) { 8929 return packageName.equals(info.service.owner.packageName); 8930 } 8931 8932 @Override 8933 protected ResolveInfo newResult(PackageParser.ServiceIntentInfo filter, 8934 int match, int userId) { 8935 if (!sUserManager.exists(userId)) return null; 8936 final PackageParser.ServiceIntentInfo info = (PackageParser.ServiceIntentInfo)filter; 8937 if (!mSettings.isEnabledLPr(info.service.info, mFlags, userId)) { 8938 return null; 8939 } 8940 final PackageParser.Service service = info.service; 8941 if (mSafeMode && (service.info.applicationInfo.flags 8942 &ApplicationInfo.FLAG_SYSTEM) == 0) { 8943 return null; 8944 } 8945 PackageSetting ps = (PackageSetting) service.owner.mExtras; 8946 if (ps == null) { 8947 return null; 8948 } 8949 ServiceInfo si = PackageParser.generateServiceInfo(service, mFlags, 8950 ps.readUserState(userId), userId); 8951 if (si == null) { 8952 return null; 8953 } 8954 final ResolveInfo res = new ResolveInfo(); 8955 res.serviceInfo = si; 8956 if ((mFlags&PackageManager.GET_RESOLVED_FILTER) != 0) { 8957 res.filter = filter; 8958 } 8959 res.priority = info.getPriority(); 8960 res.preferredOrder = service.owner.mPreferredOrder; 8961 res.match = match; 8962 res.isDefault = info.hasDefault; 8963 res.labelRes = info.labelRes; 8964 res.nonLocalizedLabel = info.nonLocalizedLabel; 8965 res.icon = info.icon; 8966 res.system = res.serviceInfo.applicationInfo.isSystemApp(); 8967 return res; 8968 } 8969 8970 @Override 8971 protected void sortResults(List<ResolveInfo> results) { 8972 Collections.sort(results, mResolvePrioritySorter); 8973 } 8974 8975 @Override 8976 protected void dumpFilter(PrintWriter out, String prefix, 8977 PackageParser.ServiceIntentInfo filter) { 8978 out.print(prefix); out.print( 8979 Integer.toHexString(System.identityHashCode(filter.service))); 8980 out.print(' '); 8981 filter.service.printComponentShortName(out); 8982 out.print(" filter "); 8983 out.println(Integer.toHexString(System.identityHashCode(filter))); 8984 } 8985 8986 @Override 8987 protected Object filterToLabel(PackageParser.ServiceIntentInfo filter) { 8988 return filter.service; 8989 } 8990 8991 protected void dumpFilterLabel(PrintWriter out, String prefix, Object label, int count) { 8992 PackageParser.Service service = (PackageParser.Service)label; 8993 out.print(prefix); out.print( 8994 Integer.toHexString(System.identityHashCode(service))); 8995 out.print(' '); 8996 service.printComponentShortName(out); 8997 if (count > 1) { 8998 out.print(" ("); out.print(count); out.print(" filters)"); 8999 } 9000 out.println(); 9001 } 9002 9003// List<ResolveInfo> filterEnabled(List<ResolveInfo> resolveInfoList) { 9004// final Iterator<ResolveInfo> i = resolveInfoList.iterator(); 9005// final List<ResolveInfo> retList = Lists.newArrayList(); 9006// while (i.hasNext()) { 9007// final ResolveInfo resolveInfo = (ResolveInfo) i; 9008// if (isEnabledLP(resolveInfo.serviceInfo)) { 9009// retList.add(resolveInfo); 9010// } 9011// } 9012// return retList; 9013// } 9014 9015 // Keys are String (activity class name), values are Activity. 9016 private final ArrayMap<ComponentName, PackageParser.Service> mServices 9017 = new ArrayMap<ComponentName, PackageParser.Service>(); 9018 private int mFlags; 9019 }; 9020 9021 private final class ProviderIntentResolver 9022 extends IntentResolver<PackageParser.ProviderIntentInfo, ResolveInfo> { 9023 public List<ResolveInfo> queryIntent(Intent intent, String resolvedType, 9024 boolean defaultOnly, int userId) { 9025 mFlags = defaultOnly ? PackageManager.MATCH_DEFAULT_ONLY : 0; 9026 return super.queryIntent(intent, resolvedType, defaultOnly, userId); 9027 } 9028 9029 public List<ResolveInfo> queryIntent(Intent intent, String resolvedType, int flags, 9030 int userId) { 9031 if (!sUserManager.exists(userId)) 9032 return null; 9033 mFlags = flags; 9034 return super.queryIntent(intent, resolvedType, 9035 (flags & PackageManager.MATCH_DEFAULT_ONLY) != 0, userId); 9036 } 9037 9038 public List<ResolveInfo> queryIntentForPackage(Intent intent, String resolvedType, 9039 int flags, ArrayList<PackageParser.Provider> packageProviders, int userId) { 9040 if (!sUserManager.exists(userId)) 9041 return null; 9042 if (packageProviders == null) { 9043 return null; 9044 } 9045 mFlags = flags; 9046 final boolean defaultOnly = (flags & PackageManager.MATCH_DEFAULT_ONLY) != 0; 9047 final int N = packageProviders.size(); 9048 ArrayList<PackageParser.ProviderIntentInfo[]> listCut = 9049 new ArrayList<PackageParser.ProviderIntentInfo[]>(N); 9050 9051 ArrayList<PackageParser.ProviderIntentInfo> intentFilters; 9052 for (int i = 0; i < N; ++i) { 9053 intentFilters = packageProviders.get(i).intents; 9054 if (intentFilters != null && intentFilters.size() > 0) { 9055 PackageParser.ProviderIntentInfo[] array = 9056 new PackageParser.ProviderIntentInfo[intentFilters.size()]; 9057 intentFilters.toArray(array); 9058 listCut.add(array); 9059 } 9060 } 9061 return super.queryIntentFromList(intent, resolvedType, defaultOnly, listCut, userId); 9062 } 9063 9064 public final void addProvider(PackageParser.Provider p) { 9065 if (mProviders.containsKey(p.getComponentName())) { 9066 Slog.w(TAG, "Provider " + p.getComponentName() + " already defined; ignoring"); 9067 return; 9068 } 9069 9070 mProviders.put(p.getComponentName(), p); 9071 if (DEBUG_SHOW_INFO) { 9072 Log.v(TAG, " " 9073 + (p.info.nonLocalizedLabel != null 9074 ? p.info.nonLocalizedLabel : p.info.name) + ":"); 9075 Log.v(TAG, " Class=" + p.info.name); 9076 } 9077 final int NI = p.intents.size(); 9078 int j; 9079 for (j = 0; j < NI; j++) { 9080 PackageParser.ProviderIntentInfo intent = p.intents.get(j); 9081 if (DEBUG_SHOW_INFO) { 9082 Log.v(TAG, " IntentFilter:"); 9083 intent.dump(new LogPrinter(Log.VERBOSE, TAG), " "); 9084 } 9085 if (!intent.debugCheck()) { 9086 Log.w(TAG, "==> For Provider " + p.info.name); 9087 } 9088 addFilter(intent); 9089 } 9090 } 9091 9092 public final void removeProvider(PackageParser.Provider p) { 9093 mProviders.remove(p.getComponentName()); 9094 if (DEBUG_SHOW_INFO) { 9095 Log.v(TAG, " " + (p.info.nonLocalizedLabel != null 9096 ? p.info.nonLocalizedLabel : p.info.name) + ":"); 9097 Log.v(TAG, " Class=" + p.info.name); 9098 } 9099 final int NI = p.intents.size(); 9100 int j; 9101 for (j = 0; j < NI; j++) { 9102 PackageParser.ProviderIntentInfo intent = p.intents.get(j); 9103 if (DEBUG_SHOW_INFO) { 9104 Log.v(TAG, " IntentFilter:"); 9105 intent.dump(new LogPrinter(Log.VERBOSE, TAG), " "); 9106 } 9107 removeFilter(intent); 9108 } 9109 } 9110 9111 @Override 9112 protected boolean allowFilterResult( 9113 PackageParser.ProviderIntentInfo filter, List<ResolveInfo> dest) { 9114 ProviderInfo filterPi = filter.provider.info; 9115 for (int i = dest.size() - 1; i >= 0; i--) { 9116 ProviderInfo destPi = dest.get(i).providerInfo; 9117 if (destPi.name == filterPi.name 9118 && destPi.packageName == filterPi.packageName) { 9119 return false; 9120 } 9121 } 9122 return true; 9123 } 9124 9125 @Override 9126 protected PackageParser.ProviderIntentInfo[] newArray(int size) { 9127 return new PackageParser.ProviderIntentInfo[size]; 9128 } 9129 9130 @Override 9131 protected boolean isFilterStopped(PackageParser.ProviderIntentInfo filter, int userId) { 9132 if (!sUserManager.exists(userId)) 9133 return true; 9134 PackageParser.Package p = filter.provider.owner; 9135 if (p != null) { 9136 PackageSetting ps = (PackageSetting) p.mExtras; 9137 if (ps != null) { 9138 // System apps are never considered stopped for purposes of 9139 // filtering, because there may be no way for the user to 9140 // actually re-launch them. 9141 return (ps.pkgFlags & ApplicationInfo.FLAG_SYSTEM) == 0 9142 && ps.getStopped(userId); 9143 } 9144 } 9145 return false; 9146 } 9147 9148 @Override 9149 protected boolean isPackageForFilter(String packageName, 9150 PackageParser.ProviderIntentInfo info) { 9151 return packageName.equals(info.provider.owner.packageName); 9152 } 9153 9154 @Override 9155 protected ResolveInfo newResult(PackageParser.ProviderIntentInfo filter, 9156 int match, int userId) { 9157 if (!sUserManager.exists(userId)) 9158 return null; 9159 final PackageParser.ProviderIntentInfo info = filter; 9160 if (!mSettings.isEnabledLPr(info.provider.info, mFlags, userId)) { 9161 return null; 9162 } 9163 final PackageParser.Provider provider = info.provider; 9164 if (mSafeMode && (provider.info.applicationInfo.flags 9165 & ApplicationInfo.FLAG_SYSTEM) == 0) { 9166 return null; 9167 } 9168 PackageSetting ps = (PackageSetting) provider.owner.mExtras; 9169 if (ps == null) { 9170 return null; 9171 } 9172 ProviderInfo pi = PackageParser.generateProviderInfo(provider, mFlags, 9173 ps.readUserState(userId), userId); 9174 if (pi == null) { 9175 return null; 9176 } 9177 final ResolveInfo res = new ResolveInfo(); 9178 res.providerInfo = pi; 9179 if ((mFlags & PackageManager.GET_RESOLVED_FILTER) != 0) { 9180 res.filter = filter; 9181 } 9182 res.priority = info.getPriority(); 9183 res.preferredOrder = provider.owner.mPreferredOrder; 9184 res.match = match; 9185 res.isDefault = info.hasDefault; 9186 res.labelRes = info.labelRes; 9187 res.nonLocalizedLabel = info.nonLocalizedLabel; 9188 res.icon = info.icon; 9189 res.system = res.providerInfo.applicationInfo.isSystemApp(); 9190 return res; 9191 } 9192 9193 @Override 9194 protected void sortResults(List<ResolveInfo> results) { 9195 Collections.sort(results, mResolvePrioritySorter); 9196 } 9197 9198 @Override 9199 protected void dumpFilter(PrintWriter out, String prefix, 9200 PackageParser.ProviderIntentInfo filter) { 9201 out.print(prefix); 9202 out.print( 9203 Integer.toHexString(System.identityHashCode(filter.provider))); 9204 out.print(' '); 9205 filter.provider.printComponentShortName(out); 9206 out.print(" filter "); 9207 out.println(Integer.toHexString(System.identityHashCode(filter))); 9208 } 9209 9210 @Override 9211 protected Object filterToLabel(PackageParser.ProviderIntentInfo filter) { 9212 return filter.provider; 9213 } 9214 9215 protected void dumpFilterLabel(PrintWriter out, String prefix, Object label, int count) { 9216 PackageParser.Provider provider = (PackageParser.Provider)label; 9217 out.print(prefix); out.print( 9218 Integer.toHexString(System.identityHashCode(provider))); 9219 out.print(' '); 9220 provider.printComponentShortName(out); 9221 if (count > 1) { 9222 out.print(" ("); out.print(count); out.print(" filters)"); 9223 } 9224 out.println(); 9225 } 9226 9227 private final ArrayMap<ComponentName, PackageParser.Provider> mProviders 9228 = new ArrayMap<ComponentName, PackageParser.Provider>(); 9229 private int mFlags; 9230 }; 9231 9232 private static final Comparator<ResolveInfo> mResolvePrioritySorter = 9233 new Comparator<ResolveInfo>() { 9234 public int compare(ResolveInfo r1, ResolveInfo r2) { 9235 int v1 = r1.priority; 9236 int v2 = r2.priority; 9237 //System.out.println("Comparing: q1=" + q1 + " q2=" + q2); 9238 if (v1 != v2) { 9239 return (v1 > v2) ? -1 : 1; 9240 } 9241 v1 = r1.preferredOrder; 9242 v2 = r2.preferredOrder; 9243 if (v1 != v2) { 9244 return (v1 > v2) ? -1 : 1; 9245 } 9246 if (r1.isDefault != r2.isDefault) { 9247 return r1.isDefault ? -1 : 1; 9248 } 9249 v1 = r1.match; 9250 v2 = r2.match; 9251 //System.out.println("Comparing: m1=" + m1 + " m2=" + m2); 9252 if (v1 != v2) { 9253 return (v1 > v2) ? -1 : 1; 9254 } 9255 if (r1.system != r2.system) { 9256 return r1.system ? -1 : 1; 9257 } 9258 return 0; 9259 } 9260 }; 9261 9262 private static final Comparator<ProviderInfo> mProviderInitOrderSorter = 9263 new Comparator<ProviderInfo>() { 9264 public int compare(ProviderInfo p1, ProviderInfo p2) { 9265 final int v1 = p1.initOrder; 9266 final int v2 = p2.initOrder; 9267 return (v1 > v2) ? -1 : ((v1 < v2) ? 1 : 0); 9268 } 9269 }; 9270 9271 final void sendPackageBroadcast(final String action, final String pkg, 9272 final Bundle extras, final String targetPkg, final IIntentReceiver finishedReceiver, 9273 final int[] userIds) { 9274 mHandler.post(new Runnable() { 9275 @Override 9276 public void run() { 9277 try { 9278 final IActivityManager am = ActivityManagerNative.getDefault(); 9279 if (am == null) return; 9280 final int[] resolvedUserIds; 9281 if (userIds == null) { 9282 resolvedUserIds = am.getRunningUserIds(); 9283 } else { 9284 resolvedUserIds = userIds; 9285 } 9286 for (int id : resolvedUserIds) { 9287 final Intent intent = new Intent(action, 9288 pkg != null ? Uri.fromParts("package", pkg, null) : null); 9289 if (extras != null) { 9290 intent.putExtras(extras); 9291 } 9292 if (targetPkg != null) { 9293 intent.setPackage(targetPkg); 9294 } 9295 // Modify the UID when posting to other users 9296 int uid = intent.getIntExtra(Intent.EXTRA_UID, -1); 9297 if (uid > 0 && UserHandle.getUserId(uid) != id) { 9298 uid = UserHandle.getUid(id, UserHandle.getAppId(uid)); 9299 intent.putExtra(Intent.EXTRA_UID, uid); 9300 } 9301 intent.putExtra(Intent.EXTRA_USER_HANDLE, id); 9302 intent.addFlags(Intent.FLAG_RECEIVER_REGISTERED_ONLY_BEFORE_BOOT); 9303 if (DEBUG_BROADCASTS) { 9304 RuntimeException here = new RuntimeException("here"); 9305 here.fillInStackTrace(); 9306 Slog.d(TAG, "Sending to user " + id + ": " 9307 + intent.toShortString(false, true, false, false) 9308 + " " + intent.getExtras(), here); 9309 } 9310 am.broadcastIntent(null, intent, null, finishedReceiver, 9311 0, null, null, null, android.app.AppOpsManager.OP_NONE, 9312 null, finishedReceiver != null, false, id); 9313 } 9314 } catch (RemoteException ex) { 9315 } 9316 } 9317 }); 9318 } 9319 9320 /** 9321 * Check if the external storage media is available. This is true if there 9322 * is a mounted external storage medium or if the external storage is 9323 * emulated. 9324 */ 9325 private boolean isExternalMediaAvailable() { 9326 return mMediaMounted || Environment.isExternalStorageEmulated(); 9327 } 9328 9329 @Override 9330 public PackageCleanItem nextPackageToClean(PackageCleanItem lastPackage) { 9331 // writer 9332 synchronized (mPackages) { 9333 if (!isExternalMediaAvailable()) { 9334 // If the external storage is no longer mounted at this point, 9335 // the caller may not have been able to delete all of this 9336 // packages files and can not delete any more. Bail. 9337 return null; 9338 } 9339 final ArrayList<PackageCleanItem> pkgs = mSettings.mPackagesToBeCleaned; 9340 if (lastPackage != null) { 9341 pkgs.remove(lastPackage); 9342 } 9343 if (pkgs.size() > 0) { 9344 return pkgs.get(0); 9345 } 9346 } 9347 return null; 9348 } 9349 9350 void schedulePackageCleaning(String packageName, int userId, boolean andCode) { 9351 final Message msg = mHandler.obtainMessage(START_CLEANING_PACKAGE, 9352 userId, andCode ? 1 : 0, packageName); 9353 if (mSystemReady) { 9354 msg.sendToTarget(); 9355 } else { 9356 if (mPostSystemReadyMessages == null) { 9357 mPostSystemReadyMessages = new ArrayList<>(); 9358 } 9359 mPostSystemReadyMessages.add(msg); 9360 } 9361 } 9362 9363 void startCleaningPackages() { 9364 // reader 9365 synchronized (mPackages) { 9366 if (!isExternalMediaAvailable()) { 9367 return; 9368 } 9369 if (mSettings.mPackagesToBeCleaned.isEmpty()) { 9370 return; 9371 } 9372 } 9373 Intent intent = new Intent(PackageManager.ACTION_CLEAN_EXTERNAL_STORAGE); 9374 intent.setComponent(DEFAULT_CONTAINER_COMPONENT); 9375 IActivityManager am = ActivityManagerNative.getDefault(); 9376 if (am != null) { 9377 try { 9378 am.startService(null, intent, null, mContext.getOpPackageName(), 9379 UserHandle.USER_OWNER); 9380 } catch (RemoteException e) { 9381 } 9382 } 9383 } 9384 9385 @Override 9386 public void installPackage(String originPath, IPackageInstallObserver2 observer, 9387 int installFlags, String installerPackageName, VerificationParams verificationParams, 9388 String packageAbiOverride) { 9389 installPackageAsUser(originPath, observer, installFlags, installerPackageName, 9390 verificationParams, packageAbiOverride, UserHandle.getCallingUserId()); 9391 } 9392 9393 @Override 9394 public void installPackageAsUser(String originPath, IPackageInstallObserver2 observer, 9395 int installFlags, String installerPackageName, VerificationParams verificationParams, 9396 String packageAbiOverride, int userId) { 9397 mContext.enforceCallingOrSelfPermission(android.Manifest.permission.INSTALL_PACKAGES, null); 9398 9399 final int callingUid = Binder.getCallingUid(); 9400 enforceCrossUserPermission(callingUid, userId, true, true, "installPackageAsUser"); 9401 9402 if (isUserRestricted(userId, UserManager.DISALLOW_INSTALL_APPS)) { 9403 try { 9404 if (observer != null) { 9405 observer.onPackageInstalled("", INSTALL_FAILED_USER_RESTRICTED, null, null); 9406 } 9407 } catch (RemoteException re) { 9408 } 9409 return; 9410 } 9411 9412 if ((callingUid == Process.SHELL_UID) || (callingUid == Process.ROOT_UID)) { 9413 installFlags |= PackageManager.INSTALL_FROM_ADB; 9414 9415 } else { 9416 // Caller holds INSTALL_PACKAGES permission, so we're less strict 9417 // about installerPackageName. 9418 9419 installFlags &= ~PackageManager.INSTALL_FROM_ADB; 9420 installFlags &= ~PackageManager.INSTALL_ALL_USERS; 9421 } 9422 9423 UserHandle user; 9424 if ((installFlags & PackageManager.INSTALL_ALL_USERS) != 0) { 9425 user = UserHandle.ALL; 9426 } else { 9427 user = new UserHandle(userId); 9428 } 9429 9430 // Only system components can circumvent runtime permissions when installing. 9431 if ((installFlags & PackageManager.INSTALL_GRANT_RUNTIME_PERMISSIONS) != 0 9432 && mContext.checkCallingOrSelfPermission(Manifest.permission 9433 .INSTALL_GRANT_RUNTIME_PERMISSIONS) == PackageManager.PERMISSION_DENIED) { 9434 throw new SecurityException("You need the " 9435 + "android.permission.INSTALL_GRANT_RUNTIME_PERMISSIONS permission " 9436 + "to use the PackageManager.INSTALL_GRANT_RUNTIME_PERMISSIONS flag"); 9437 } 9438 9439 verificationParams.setInstallerUid(callingUid); 9440 9441 final File originFile = new File(originPath); 9442 final OriginInfo origin = OriginInfo.fromUntrustedFile(originFile); 9443 9444 final Message msg = mHandler.obtainMessage(INIT_COPY); 9445 msg.obj = new InstallParams(origin, null, observer, installFlags, installerPackageName, 9446 null, verificationParams, user, packageAbiOverride); 9447 mHandler.sendMessage(msg); 9448 } 9449 9450 void installStage(String packageName, File stagedDir, String stagedCid, 9451 IPackageInstallObserver2 observer, PackageInstaller.SessionParams params, 9452 String installerPackageName, int installerUid, UserHandle user) { 9453 final VerificationParams verifParams = new VerificationParams(null, params.originatingUri, 9454 params.referrerUri, installerUid, null); 9455 verifParams.setInstallerUid(installerUid); 9456 9457 final OriginInfo origin; 9458 if (stagedDir != null) { 9459 origin = OriginInfo.fromStagedFile(stagedDir); 9460 } else { 9461 origin = OriginInfo.fromStagedContainer(stagedCid); 9462 } 9463 9464 final Message msg = mHandler.obtainMessage(INIT_COPY); 9465 msg.obj = new InstallParams(origin, null, observer, params.installFlags, 9466 installerPackageName, params.volumeUuid, verifParams, user, params.abiOverride); 9467 mHandler.sendMessage(msg); 9468 } 9469 9470 private void sendPackageAddedForUser(String packageName, PackageSetting pkgSetting, int userId) { 9471 Bundle extras = new Bundle(1); 9472 extras.putInt(Intent.EXTRA_UID, UserHandle.getUid(userId, pkgSetting.appId)); 9473 9474 sendPackageBroadcast(Intent.ACTION_PACKAGE_ADDED, 9475 packageName, extras, null, null, new int[] {userId}); 9476 try { 9477 IActivityManager am = ActivityManagerNative.getDefault(); 9478 final boolean isSystem = 9479 isSystemApp(pkgSetting) || isUpdatedSystemApp(pkgSetting); 9480 if (isSystem && am.isUserRunning(userId, false)) { 9481 // The just-installed/enabled app is bundled on the system, so presumed 9482 // to be able to run automatically without needing an explicit launch. 9483 // Send it a BOOT_COMPLETED if it would ordinarily have gotten one. 9484 Intent bcIntent = new Intent(Intent.ACTION_BOOT_COMPLETED) 9485 .addFlags(Intent.FLAG_INCLUDE_STOPPED_PACKAGES) 9486 .setPackage(packageName); 9487 am.broadcastIntent(null, bcIntent, null, null, 0, null, null, null, 9488 android.app.AppOpsManager.OP_NONE, null, false, false, userId); 9489 } 9490 } catch (RemoteException e) { 9491 // shouldn't happen 9492 Slog.w(TAG, "Unable to bootstrap installed package", e); 9493 } 9494 } 9495 9496 @Override 9497 public boolean setApplicationHiddenSettingAsUser(String packageName, boolean hidden, 9498 int userId) { 9499 mContext.enforceCallingOrSelfPermission(android.Manifest.permission.MANAGE_USERS, null); 9500 PackageSetting pkgSetting; 9501 final int uid = Binder.getCallingUid(); 9502 enforceCrossUserPermission(uid, userId, true, true, 9503 "setApplicationHiddenSetting for user " + userId); 9504 9505 if (hidden && isPackageDeviceAdmin(packageName, userId)) { 9506 Slog.w(TAG, "Not hiding package " + packageName + ": has active device admin"); 9507 return false; 9508 } 9509 9510 long callingId = Binder.clearCallingIdentity(); 9511 try { 9512 boolean sendAdded = false; 9513 boolean sendRemoved = false; 9514 // writer 9515 synchronized (mPackages) { 9516 pkgSetting = mSettings.mPackages.get(packageName); 9517 if (pkgSetting == null) { 9518 return false; 9519 } 9520 if (pkgSetting.getHidden(userId) != hidden) { 9521 pkgSetting.setHidden(hidden, userId); 9522 mSettings.writePackageRestrictionsLPr(userId); 9523 if (hidden) { 9524 sendRemoved = true; 9525 } else { 9526 sendAdded = true; 9527 } 9528 } 9529 } 9530 if (sendAdded) { 9531 sendPackageAddedForUser(packageName, pkgSetting, userId); 9532 return true; 9533 } 9534 if (sendRemoved) { 9535 killApplication(packageName, UserHandle.getUid(userId, pkgSetting.appId), 9536 "hiding pkg"); 9537 sendApplicationHiddenForUser(packageName, pkgSetting, userId); 9538 } 9539 } finally { 9540 Binder.restoreCallingIdentity(callingId); 9541 } 9542 return false; 9543 } 9544 9545 private void sendApplicationHiddenForUser(String packageName, PackageSetting pkgSetting, 9546 int userId) { 9547 final PackageRemovedInfo info = new PackageRemovedInfo(); 9548 info.removedPackage = packageName; 9549 info.removedUsers = new int[] {userId}; 9550 info.uid = UserHandle.getUid(userId, pkgSetting.appId); 9551 info.sendBroadcast(false, false, false); 9552 } 9553 9554 /** 9555 * Returns true if application is not found or there was an error. Otherwise it returns 9556 * the hidden state of the package for the given user. 9557 */ 9558 @Override 9559 public boolean getApplicationHiddenSettingAsUser(String packageName, int userId) { 9560 mContext.enforceCallingOrSelfPermission(android.Manifest.permission.MANAGE_USERS, null); 9561 enforceCrossUserPermission(Binder.getCallingUid(), userId, true, 9562 false, "getApplicationHidden for user " + userId); 9563 PackageSetting pkgSetting; 9564 long callingId = Binder.clearCallingIdentity(); 9565 try { 9566 // writer 9567 synchronized (mPackages) { 9568 pkgSetting = mSettings.mPackages.get(packageName); 9569 if (pkgSetting == null) { 9570 return true; 9571 } 9572 return pkgSetting.getHidden(userId); 9573 } 9574 } finally { 9575 Binder.restoreCallingIdentity(callingId); 9576 } 9577 } 9578 9579 /** 9580 * @hide 9581 */ 9582 @Override 9583 public int installExistingPackageAsUser(String packageName, int userId) { 9584 mContext.enforceCallingOrSelfPermission(android.Manifest.permission.INSTALL_PACKAGES, 9585 null); 9586 PackageSetting pkgSetting; 9587 final int uid = Binder.getCallingUid(); 9588 enforceCrossUserPermission(uid, userId, true, true, "installExistingPackage for user " 9589 + userId); 9590 if (isUserRestricted(userId, UserManager.DISALLOW_INSTALL_APPS)) { 9591 return PackageManager.INSTALL_FAILED_USER_RESTRICTED; 9592 } 9593 9594 long callingId = Binder.clearCallingIdentity(); 9595 try { 9596 boolean sendAdded = false; 9597 9598 // writer 9599 synchronized (mPackages) { 9600 pkgSetting = mSettings.mPackages.get(packageName); 9601 if (pkgSetting == null) { 9602 return PackageManager.INSTALL_FAILED_INVALID_URI; 9603 } 9604 if (!pkgSetting.getInstalled(userId)) { 9605 pkgSetting.setInstalled(true, userId); 9606 pkgSetting.setHidden(false, userId); 9607 mSettings.writePackageRestrictionsLPr(userId); 9608 sendAdded = true; 9609 } 9610 } 9611 9612 if (sendAdded) { 9613 sendPackageAddedForUser(packageName, pkgSetting, userId); 9614 } 9615 } finally { 9616 Binder.restoreCallingIdentity(callingId); 9617 } 9618 9619 return PackageManager.INSTALL_SUCCEEDED; 9620 } 9621 9622 boolean isUserRestricted(int userId, String restrictionKey) { 9623 Bundle restrictions = sUserManager.getUserRestrictions(userId); 9624 if (restrictions.getBoolean(restrictionKey, false)) { 9625 Log.w(TAG, "User is restricted: " + restrictionKey); 9626 return true; 9627 } 9628 return false; 9629 } 9630 9631 @Override 9632 public void verifyPendingInstall(int id, int verificationCode) throws RemoteException { 9633 mContext.enforceCallingOrSelfPermission( 9634 android.Manifest.permission.PACKAGE_VERIFICATION_AGENT, 9635 "Only package verification agents can verify applications"); 9636 9637 final Message msg = mHandler.obtainMessage(PACKAGE_VERIFIED); 9638 final PackageVerificationResponse response = new PackageVerificationResponse( 9639 verificationCode, Binder.getCallingUid()); 9640 msg.arg1 = id; 9641 msg.obj = response; 9642 mHandler.sendMessage(msg); 9643 } 9644 9645 @Override 9646 public void extendVerificationTimeout(int id, int verificationCodeAtTimeout, 9647 long millisecondsToDelay) { 9648 mContext.enforceCallingOrSelfPermission( 9649 android.Manifest.permission.PACKAGE_VERIFICATION_AGENT, 9650 "Only package verification agents can extend verification timeouts"); 9651 9652 final PackageVerificationState state = mPendingVerification.get(id); 9653 final PackageVerificationResponse response = new PackageVerificationResponse( 9654 verificationCodeAtTimeout, Binder.getCallingUid()); 9655 9656 if (millisecondsToDelay > PackageManager.MAXIMUM_VERIFICATION_TIMEOUT) { 9657 millisecondsToDelay = PackageManager.MAXIMUM_VERIFICATION_TIMEOUT; 9658 } 9659 if (millisecondsToDelay < 0) { 9660 millisecondsToDelay = 0; 9661 } 9662 if ((verificationCodeAtTimeout != PackageManager.VERIFICATION_ALLOW) 9663 && (verificationCodeAtTimeout != PackageManager.VERIFICATION_REJECT)) { 9664 verificationCodeAtTimeout = PackageManager.VERIFICATION_REJECT; 9665 } 9666 9667 if ((state != null) && !state.timeoutExtended()) { 9668 state.extendTimeout(); 9669 9670 final Message msg = mHandler.obtainMessage(PACKAGE_VERIFIED); 9671 msg.arg1 = id; 9672 msg.obj = response; 9673 mHandler.sendMessageDelayed(msg, millisecondsToDelay); 9674 } 9675 } 9676 9677 private void broadcastPackageVerified(int verificationId, Uri packageUri, 9678 int verificationCode, UserHandle user) { 9679 final Intent intent = new Intent(Intent.ACTION_PACKAGE_VERIFIED); 9680 intent.setDataAndType(packageUri, PACKAGE_MIME_TYPE); 9681 intent.addFlags(Intent.FLAG_GRANT_READ_URI_PERMISSION); 9682 intent.putExtra(PackageManager.EXTRA_VERIFICATION_ID, verificationId); 9683 intent.putExtra(PackageManager.EXTRA_VERIFICATION_RESULT, verificationCode); 9684 9685 mContext.sendBroadcastAsUser(intent, user, 9686 android.Manifest.permission.PACKAGE_VERIFICATION_AGENT); 9687 } 9688 9689 private ComponentName matchComponentForVerifier(String packageName, 9690 List<ResolveInfo> receivers) { 9691 ActivityInfo targetReceiver = null; 9692 9693 final int NR = receivers.size(); 9694 for (int i = 0; i < NR; i++) { 9695 final ResolveInfo info = receivers.get(i); 9696 if (info.activityInfo == null) { 9697 continue; 9698 } 9699 9700 if (packageName.equals(info.activityInfo.packageName)) { 9701 targetReceiver = info.activityInfo; 9702 break; 9703 } 9704 } 9705 9706 if (targetReceiver == null) { 9707 return null; 9708 } 9709 9710 return new ComponentName(targetReceiver.packageName, targetReceiver.name); 9711 } 9712 9713 private List<ComponentName> matchVerifiers(PackageInfoLite pkgInfo, 9714 List<ResolveInfo> receivers, final PackageVerificationState verificationState) { 9715 if (pkgInfo.verifiers.length == 0) { 9716 return null; 9717 } 9718 9719 final int N = pkgInfo.verifiers.length; 9720 final List<ComponentName> sufficientVerifiers = new ArrayList<ComponentName>(N + 1); 9721 for (int i = 0; i < N; i++) { 9722 final VerifierInfo verifierInfo = pkgInfo.verifiers[i]; 9723 9724 final ComponentName comp = matchComponentForVerifier(verifierInfo.packageName, 9725 receivers); 9726 if (comp == null) { 9727 continue; 9728 } 9729 9730 final int verifierUid = getUidForVerifier(verifierInfo); 9731 if (verifierUid == -1) { 9732 continue; 9733 } 9734 9735 if (DEBUG_VERIFY) { 9736 Slog.d(TAG, "Added sufficient verifier " + verifierInfo.packageName 9737 + " with the correct signature"); 9738 } 9739 sufficientVerifiers.add(comp); 9740 verificationState.addSufficientVerifier(verifierUid); 9741 } 9742 9743 return sufficientVerifiers; 9744 } 9745 9746 private int getUidForVerifier(VerifierInfo verifierInfo) { 9747 synchronized (mPackages) { 9748 final PackageParser.Package pkg = mPackages.get(verifierInfo.packageName); 9749 if (pkg == null) { 9750 return -1; 9751 } else if (pkg.mSignatures.length != 1) { 9752 Slog.i(TAG, "Verifier package " + verifierInfo.packageName 9753 + " has more than one signature; ignoring"); 9754 return -1; 9755 } 9756 9757 /* 9758 * If the public key of the package's signature does not match 9759 * our expected public key, then this is a different package and 9760 * we should skip. 9761 */ 9762 9763 final byte[] expectedPublicKey; 9764 try { 9765 final Signature verifierSig = pkg.mSignatures[0]; 9766 final PublicKey publicKey = verifierSig.getPublicKey(); 9767 expectedPublicKey = publicKey.getEncoded(); 9768 } catch (CertificateException e) { 9769 return -1; 9770 } 9771 9772 final byte[] actualPublicKey = verifierInfo.publicKey.getEncoded(); 9773 9774 if (!Arrays.equals(actualPublicKey, expectedPublicKey)) { 9775 Slog.i(TAG, "Verifier package " + verifierInfo.packageName 9776 + " does not have the expected public key; ignoring"); 9777 return -1; 9778 } 9779 9780 return pkg.applicationInfo.uid; 9781 } 9782 } 9783 9784 @Override 9785 public void finishPackageInstall(int token) { 9786 enforceSystemOrRoot("Only the system is allowed to finish installs"); 9787 9788 if (DEBUG_INSTALL) { 9789 Slog.v(TAG, "BM finishing package install for " + token); 9790 } 9791 9792 final Message msg = mHandler.obtainMessage(POST_INSTALL, token, 0); 9793 mHandler.sendMessage(msg); 9794 } 9795 9796 /** 9797 * Get the verification agent timeout. 9798 * 9799 * @return verification timeout in milliseconds 9800 */ 9801 private long getVerificationTimeout() { 9802 return android.provider.Settings.Global.getLong(mContext.getContentResolver(), 9803 android.provider.Settings.Global.PACKAGE_VERIFIER_TIMEOUT, 9804 DEFAULT_VERIFICATION_TIMEOUT); 9805 } 9806 9807 /** 9808 * Get the default verification agent response code. 9809 * 9810 * @return default verification response code 9811 */ 9812 private int getDefaultVerificationResponse() { 9813 return android.provider.Settings.Global.getInt(mContext.getContentResolver(), 9814 android.provider.Settings.Global.PACKAGE_VERIFIER_DEFAULT_RESPONSE, 9815 DEFAULT_VERIFICATION_RESPONSE); 9816 } 9817 9818 /** 9819 * Check whether or not package verification has been enabled. 9820 * 9821 * @return true if verification should be performed 9822 */ 9823 private boolean isVerificationEnabled(int userId, int installFlags) { 9824 if (!DEFAULT_VERIFY_ENABLE) { 9825 return false; 9826 } 9827 9828 boolean ensureVerifyAppsEnabled = isUserRestricted(userId, UserManager.ENSURE_VERIFY_APPS); 9829 9830 // Check if installing from ADB 9831 if ((installFlags & PackageManager.INSTALL_FROM_ADB) != 0) { 9832 // Do not run verification in a test harness environment 9833 if (ActivityManager.isRunningInTestHarness()) { 9834 return false; 9835 } 9836 if (ensureVerifyAppsEnabled) { 9837 return true; 9838 } 9839 // Check if the developer does not want package verification for ADB installs 9840 if (android.provider.Settings.Global.getInt(mContext.getContentResolver(), 9841 android.provider.Settings.Global.PACKAGE_VERIFIER_INCLUDE_ADB, 1) == 0) { 9842 return false; 9843 } 9844 } 9845 9846 if (ensureVerifyAppsEnabled) { 9847 return true; 9848 } 9849 9850 return android.provider.Settings.Global.getInt(mContext.getContentResolver(), 9851 android.provider.Settings.Global.PACKAGE_VERIFIER_ENABLE, 1) == 1; 9852 } 9853 9854 @Override 9855 public void verifyIntentFilter(int id, int verificationCode, List<String> failedDomains) 9856 throws RemoteException { 9857 mContext.enforceCallingOrSelfPermission( 9858 Manifest.permission.INTENT_FILTER_VERIFICATION_AGENT, 9859 "Only intentfilter verification agents can verify applications"); 9860 9861 final Message msg = mHandler.obtainMessage(INTENT_FILTER_VERIFIED); 9862 final IntentFilterVerificationResponse response = new IntentFilterVerificationResponse( 9863 Binder.getCallingUid(), verificationCode, failedDomains); 9864 msg.arg1 = id; 9865 msg.obj = response; 9866 mHandler.sendMessage(msg); 9867 } 9868 9869 @Override 9870 public int getIntentVerificationStatus(String packageName, int userId) { 9871 synchronized (mPackages) { 9872 return mSettings.getIntentFilterVerificationStatusLPr(packageName, userId); 9873 } 9874 } 9875 9876 @Override 9877 public boolean updateIntentVerificationStatus(String packageName, int status, int userId) { 9878 mContext.enforceCallingOrSelfPermission( 9879 android.Manifest.permission.SET_PREFERRED_APPLICATIONS, null); 9880 9881 boolean result = false; 9882 synchronized (mPackages) { 9883 result = mSettings.updateIntentFilterVerificationStatusLPw(packageName, status, userId); 9884 } 9885 if (result) { 9886 scheduleWritePackageRestrictionsLocked(userId); 9887 } 9888 return result; 9889 } 9890 9891 @Override 9892 public List<IntentFilterVerificationInfo> getIntentFilterVerifications(String packageName) { 9893 synchronized (mPackages) { 9894 return mSettings.getIntentFilterVerificationsLPr(packageName); 9895 } 9896 } 9897 9898 @Override 9899 public List<IntentFilter> getAllIntentFilters(String packageName) { 9900 if (TextUtils.isEmpty(packageName)) { 9901 return Collections.<IntentFilter>emptyList(); 9902 } 9903 synchronized (mPackages) { 9904 PackageParser.Package pkg = mPackages.get(packageName); 9905 if (pkg == null || pkg.activities == null) { 9906 return Collections.<IntentFilter>emptyList(); 9907 } 9908 final int count = pkg.activities.size(); 9909 ArrayList<IntentFilter> result = new ArrayList<>(); 9910 for (int n=0; n<count; n++) { 9911 PackageParser.Activity activity = pkg.activities.get(n); 9912 if (activity.intents != null || activity.intents.size() > 0) { 9913 result.addAll(activity.intents); 9914 } 9915 } 9916 return result; 9917 } 9918 } 9919 9920 @Override 9921 public boolean setDefaultBrowserPackageName(String packageName, int userId) { 9922 mContext.enforceCallingOrSelfPermission( 9923 android.Manifest.permission.SET_PREFERRED_APPLICATIONS, null); 9924 9925 synchronized (mPackages) { 9926 boolean result = mSettings.setDefaultBrowserPackageNameLPw(packageName, userId); 9927 if (packageName != null) { 9928 result |= updateIntentVerificationStatus(packageName, 9929 PackageManager.INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_ALWAYS, 9930 UserHandle.myUserId()); 9931 mDefaultPermissionPolicy.grantDefaultPermissionsToDefaultBrowserLPr( 9932 packageName, userId); 9933 } 9934 return result; 9935 } 9936 } 9937 9938 @Override 9939 public String getDefaultBrowserPackageName(int userId) { 9940 synchronized (mPackages) { 9941 return mSettings.getDefaultBrowserPackageNameLPw(userId); 9942 } 9943 } 9944 9945 /** 9946 * Get the "allow unknown sources" setting. 9947 * 9948 * @return the current "allow unknown sources" setting 9949 */ 9950 private int getUnknownSourcesSettings() { 9951 return android.provider.Settings.Global.getInt(mContext.getContentResolver(), 9952 android.provider.Settings.Global.INSTALL_NON_MARKET_APPS, 9953 -1); 9954 } 9955 9956 @Override 9957 public void setInstallerPackageName(String targetPackage, String installerPackageName) { 9958 final int uid = Binder.getCallingUid(); 9959 // writer 9960 synchronized (mPackages) { 9961 PackageSetting targetPackageSetting = mSettings.mPackages.get(targetPackage); 9962 if (targetPackageSetting == null) { 9963 throw new IllegalArgumentException("Unknown target package: " + targetPackage); 9964 } 9965 9966 PackageSetting installerPackageSetting; 9967 if (installerPackageName != null) { 9968 installerPackageSetting = mSettings.mPackages.get(installerPackageName); 9969 if (installerPackageSetting == null) { 9970 throw new IllegalArgumentException("Unknown installer package: " 9971 + installerPackageName); 9972 } 9973 } else { 9974 installerPackageSetting = null; 9975 } 9976 9977 Signature[] callerSignature; 9978 Object obj = mSettings.getUserIdLPr(uid); 9979 if (obj != null) { 9980 if (obj instanceof SharedUserSetting) { 9981 callerSignature = ((SharedUserSetting)obj).signatures.mSignatures; 9982 } else if (obj instanceof PackageSetting) { 9983 callerSignature = ((PackageSetting)obj).signatures.mSignatures; 9984 } else { 9985 throw new SecurityException("Bad object " + obj + " for uid " + uid); 9986 } 9987 } else { 9988 throw new SecurityException("Unknown calling uid " + uid); 9989 } 9990 9991 // Verify: can't set installerPackageName to a package that is 9992 // not signed with the same cert as the caller. 9993 if (installerPackageSetting != null) { 9994 if (compareSignatures(callerSignature, 9995 installerPackageSetting.signatures.mSignatures) 9996 != PackageManager.SIGNATURE_MATCH) { 9997 throw new SecurityException( 9998 "Caller does not have same cert as new installer package " 9999 + installerPackageName); 10000 } 10001 } 10002 10003 // Verify: if target already has an installer package, it must 10004 // be signed with the same cert as the caller. 10005 if (targetPackageSetting.installerPackageName != null) { 10006 PackageSetting setting = mSettings.mPackages.get( 10007 targetPackageSetting.installerPackageName); 10008 // If the currently set package isn't valid, then it's always 10009 // okay to change it. 10010 if (setting != null) { 10011 if (compareSignatures(callerSignature, 10012 setting.signatures.mSignatures) 10013 != PackageManager.SIGNATURE_MATCH) { 10014 throw new SecurityException( 10015 "Caller does not have same cert as old installer package " 10016 + targetPackageSetting.installerPackageName); 10017 } 10018 } 10019 } 10020 10021 // Okay! 10022 targetPackageSetting.installerPackageName = installerPackageName; 10023 scheduleWriteSettingsLocked(); 10024 } 10025 } 10026 10027 private void processPendingInstall(final InstallArgs args, final int currentStatus) { 10028 // Queue up an async operation since the package installation may take a little while. 10029 mHandler.post(new Runnable() { 10030 public void run() { 10031 mHandler.removeCallbacks(this); 10032 // Result object to be returned 10033 PackageInstalledInfo res = new PackageInstalledInfo(); 10034 res.returnCode = currentStatus; 10035 res.uid = -1; 10036 res.pkg = null; 10037 res.removedInfo = new PackageRemovedInfo(); 10038 if (res.returnCode == PackageManager.INSTALL_SUCCEEDED) { 10039 args.doPreInstall(res.returnCode); 10040 synchronized (mInstallLock) { 10041 installPackageLI(args, res); 10042 } 10043 args.doPostInstall(res.returnCode, res.uid); 10044 } 10045 10046 // A restore should be performed at this point if (a) the install 10047 // succeeded, (b) the operation is not an update, and (c) the new 10048 // package has not opted out of backup participation. 10049 final boolean update = res.removedInfo.removedPackage != null; 10050 final int flags = (res.pkg == null) ? 0 : res.pkg.applicationInfo.flags; 10051 boolean doRestore = !update 10052 && ((flags & ApplicationInfo.FLAG_ALLOW_BACKUP) != 0); 10053 10054 // Set up the post-install work request bookkeeping. This will be used 10055 // and cleaned up by the post-install event handling regardless of whether 10056 // there's a restore pass performed. Token values are >= 1. 10057 int token; 10058 if (mNextInstallToken < 0) mNextInstallToken = 1; 10059 token = mNextInstallToken++; 10060 10061 PostInstallData data = new PostInstallData(args, res); 10062 mRunningInstalls.put(token, data); 10063 if (DEBUG_INSTALL) Log.v(TAG, "+ starting restore round-trip " + token); 10064 10065 if (res.returnCode == PackageManager.INSTALL_SUCCEEDED && doRestore) { 10066 // Pass responsibility to the Backup Manager. It will perform a 10067 // restore if appropriate, then pass responsibility back to the 10068 // Package Manager to run the post-install observer callbacks 10069 // and broadcasts. 10070 IBackupManager bm = IBackupManager.Stub.asInterface( 10071 ServiceManager.getService(Context.BACKUP_SERVICE)); 10072 if (bm != null) { 10073 if (DEBUG_INSTALL) Log.v(TAG, "token " + token 10074 + " to BM for possible restore"); 10075 try { 10076 if (bm.isBackupServiceActive(UserHandle.USER_OWNER)) { 10077 bm.restoreAtInstall(res.pkg.applicationInfo.packageName, token); 10078 } else { 10079 doRestore = false; 10080 } 10081 } catch (RemoteException e) { 10082 // can't happen; the backup manager is local 10083 } catch (Exception e) { 10084 Slog.e(TAG, "Exception trying to enqueue restore", e); 10085 doRestore = false; 10086 } 10087 } else { 10088 Slog.e(TAG, "Backup Manager not found!"); 10089 doRestore = false; 10090 } 10091 } 10092 10093 if (!doRestore) { 10094 // No restore possible, or the Backup Manager was mysteriously not 10095 // available -- just fire the post-install work request directly. 10096 if (DEBUG_INSTALL) Log.v(TAG, "No restore - queue post-install for " + token); 10097 Message msg = mHandler.obtainMessage(POST_INSTALL, token, 0); 10098 mHandler.sendMessage(msg); 10099 } 10100 } 10101 }); 10102 } 10103 10104 private abstract class HandlerParams { 10105 private static final int MAX_RETRIES = 4; 10106 10107 /** 10108 * Number of times startCopy() has been attempted and had a non-fatal 10109 * error. 10110 */ 10111 private int mRetries = 0; 10112 10113 /** User handle for the user requesting the information or installation. */ 10114 private final UserHandle mUser; 10115 10116 HandlerParams(UserHandle user) { 10117 mUser = user; 10118 } 10119 10120 UserHandle getUser() { 10121 return mUser; 10122 } 10123 10124 final boolean startCopy() { 10125 boolean res; 10126 try { 10127 if (DEBUG_INSTALL) Slog.i(TAG, "startCopy " + mUser + ": " + this); 10128 10129 if (++mRetries > MAX_RETRIES) { 10130 Slog.w(TAG, "Failed to invoke remote methods on default container service. Giving up"); 10131 mHandler.sendEmptyMessage(MCS_GIVE_UP); 10132 handleServiceError(); 10133 return false; 10134 } else { 10135 handleStartCopy(); 10136 res = true; 10137 } 10138 } catch (RemoteException e) { 10139 if (DEBUG_INSTALL) Slog.i(TAG, "Posting install MCS_RECONNECT"); 10140 mHandler.sendEmptyMessage(MCS_RECONNECT); 10141 res = false; 10142 } 10143 handleReturnCode(); 10144 return res; 10145 } 10146 10147 final void serviceError() { 10148 if (DEBUG_INSTALL) Slog.i(TAG, "serviceError"); 10149 handleServiceError(); 10150 handleReturnCode(); 10151 } 10152 10153 abstract void handleStartCopy() throws RemoteException; 10154 abstract void handleServiceError(); 10155 abstract void handleReturnCode(); 10156 } 10157 10158 class MeasureParams extends HandlerParams { 10159 private final PackageStats mStats; 10160 private boolean mSuccess; 10161 10162 private final IPackageStatsObserver mObserver; 10163 10164 public MeasureParams(PackageStats stats, IPackageStatsObserver observer) { 10165 super(new UserHandle(stats.userHandle)); 10166 mObserver = observer; 10167 mStats = stats; 10168 } 10169 10170 @Override 10171 public String toString() { 10172 return "MeasureParams{" 10173 + Integer.toHexString(System.identityHashCode(this)) 10174 + " " + mStats.packageName + "}"; 10175 } 10176 10177 @Override 10178 void handleStartCopy() throws RemoteException { 10179 synchronized (mInstallLock) { 10180 mSuccess = getPackageSizeInfoLI(mStats.packageName, mStats.userHandle, mStats); 10181 } 10182 10183 if (mSuccess) { 10184 final boolean mounted; 10185 if (Environment.isExternalStorageEmulated()) { 10186 mounted = true; 10187 } else { 10188 final String status = Environment.getExternalStorageState(); 10189 mounted = (Environment.MEDIA_MOUNTED.equals(status) 10190 || Environment.MEDIA_MOUNTED_READ_ONLY.equals(status)); 10191 } 10192 10193 if (mounted) { 10194 final UserEnvironment userEnv = new UserEnvironment(mStats.userHandle); 10195 10196 mStats.externalCacheSize = calculateDirectorySize(mContainerService, 10197 userEnv.buildExternalStorageAppCacheDirs(mStats.packageName)); 10198 10199 mStats.externalDataSize = calculateDirectorySize(mContainerService, 10200 userEnv.buildExternalStorageAppDataDirs(mStats.packageName)); 10201 10202 // Always subtract cache size, since it's a subdirectory 10203 mStats.externalDataSize -= mStats.externalCacheSize; 10204 10205 mStats.externalMediaSize = calculateDirectorySize(mContainerService, 10206 userEnv.buildExternalStorageAppMediaDirs(mStats.packageName)); 10207 10208 mStats.externalObbSize = calculateDirectorySize(mContainerService, 10209 userEnv.buildExternalStorageAppObbDirs(mStats.packageName)); 10210 } 10211 } 10212 } 10213 10214 @Override 10215 void handleReturnCode() { 10216 if (mObserver != null) { 10217 try { 10218 mObserver.onGetStatsCompleted(mStats, mSuccess); 10219 } catch (RemoteException e) { 10220 Slog.i(TAG, "Observer no longer exists."); 10221 } 10222 } 10223 } 10224 10225 @Override 10226 void handleServiceError() { 10227 Slog.e(TAG, "Could not measure application " + mStats.packageName 10228 + " external storage"); 10229 } 10230 } 10231 10232 private static long calculateDirectorySize(IMediaContainerService mcs, File[] paths) 10233 throws RemoteException { 10234 long result = 0; 10235 for (File path : paths) { 10236 result += mcs.calculateDirectorySize(path.getAbsolutePath()); 10237 } 10238 return result; 10239 } 10240 10241 private static void clearDirectory(IMediaContainerService mcs, File[] paths) { 10242 for (File path : paths) { 10243 try { 10244 mcs.clearDirectory(path.getAbsolutePath()); 10245 } catch (RemoteException e) { 10246 } 10247 } 10248 } 10249 10250 static class OriginInfo { 10251 /** 10252 * Location where install is coming from, before it has been 10253 * copied/renamed into place. This could be a single monolithic APK 10254 * file, or a cluster directory. This location may be untrusted. 10255 */ 10256 final File file; 10257 final String cid; 10258 10259 /** 10260 * Flag indicating that {@link #file} or {@link #cid} has already been 10261 * staged, meaning downstream users don't need to defensively copy the 10262 * contents. 10263 */ 10264 final boolean staged; 10265 10266 /** 10267 * Flag indicating that {@link #file} or {@link #cid} is an already 10268 * installed app that is being moved. 10269 */ 10270 final boolean existing; 10271 10272 final String resolvedPath; 10273 final File resolvedFile; 10274 10275 static OriginInfo fromNothing() { 10276 return new OriginInfo(null, null, false, false); 10277 } 10278 10279 static OriginInfo fromUntrustedFile(File file) { 10280 return new OriginInfo(file, null, false, false); 10281 } 10282 10283 static OriginInfo fromExistingFile(File file) { 10284 return new OriginInfo(file, null, false, true); 10285 } 10286 10287 static OriginInfo fromStagedFile(File file) { 10288 return new OriginInfo(file, null, true, false); 10289 } 10290 10291 static OriginInfo fromStagedContainer(String cid) { 10292 return new OriginInfo(null, cid, true, false); 10293 } 10294 10295 private OriginInfo(File file, String cid, boolean staged, boolean existing) { 10296 this.file = file; 10297 this.cid = cid; 10298 this.staged = staged; 10299 this.existing = existing; 10300 10301 if (cid != null) { 10302 resolvedPath = PackageHelper.getSdDir(cid); 10303 resolvedFile = new File(resolvedPath); 10304 } else if (file != null) { 10305 resolvedPath = file.getAbsolutePath(); 10306 resolvedFile = file; 10307 } else { 10308 resolvedPath = null; 10309 resolvedFile = null; 10310 } 10311 } 10312 } 10313 10314 class MoveInfo { 10315 final int moveId; 10316 final String fromUuid; 10317 final String toUuid; 10318 final String packageName; 10319 final String dataAppName; 10320 final int appId; 10321 final String seinfo; 10322 10323 public MoveInfo(int moveId, String fromUuid, String toUuid, String packageName, 10324 String dataAppName, int appId, String seinfo) { 10325 this.moveId = moveId; 10326 this.fromUuid = fromUuid; 10327 this.toUuid = toUuid; 10328 this.packageName = packageName; 10329 this.dataAppName = dataAppName; 10330 this.appId = appId; 10331 this.seinfo = seinfo; 10332 } 10333 } 10334 10335 class InstallParams extends HandlerParams { 10336 final OriginInfo origin; 10337 final MoveInfo move; 10338 final IPackageInstallObserver2 observer; 10339 int installFlags; 10340 final String installerPackageName; 10341 final String volumeUuid; 10342 final VerificationParams verificationParams; 10343 private InstallArgs mArgs; 10344 private int mRet; 10345 final String packageAbiOverride; 10346 10347 InstallParams(OriginInfo origin, MoveInfo move, IPackageInstallObserver2 observer, 10348 int installFlags, String installerPackageName, String volumeUuid, 10349 VerificationParams verificationParams, UserHandle user, String packageAbiOverride) { 10350 super(user); 10351 this.origin = origin; 10352 this.move = move; 10353 this.observer = observer; 10354 this.installFlags = installFlags; 10355 this.installerPackageName = installerPackageName; 10356 this.volumeUuid = volumeUuid; 10357 this.verificationParams = verificationParams; 10358 this.packageAbiOverride = packageAbiOverride; 10359 } 10360 10361 @Override 10362 public String toString() { 10363 return "InstallParams{" + Integer.toHexString(System.identityHashCode(this)) 10364 + " file=" + origin.file + " cid=" + origin.cid + "}"; 10365 } 10366 10367 public ManifestDigest getManifestDigest() { 10368 if (verificationParams == null) { 10369 return null; 10370 } 10371 return verificationParams.getManifestDigest(); 10372 } 10373 10374 private int installLocationPolicy(PackageInfoLite pkgLite) { 10375 String packageName = pkgLite.packageName; 10376 int installLocation = pkgLite.installLocation; 10377 boolean onSd = (installFlags & PackageManager.INSTALL_EXTERNAL) != 0; 10378 // reader 10379 synchronized (mPackages) { 10380 PackageParser.Package pkg = mPackages.get(packageName); 10381 if (pkg != null) { 10382 if ((installFlags & PackageManager.INSTALL_REPLACE_EXISTING) != 0) { 10383 // Check for downgrading. 10384 if ((installFlags & PackageManager.INSTALL_ALLOW_DOWNGRADE) == 0) { 10385 try { 10386 checkDowngrade(pkg, pkgLite); 10387 } catch (PackageManagerException e) { 10388 Slog.w(TAG, "Downgrade detected: " + e.getMessage()); 10389 return PackageHelper.RECOMMEND_FAILED_VERSION_DOWNGRADE; 10390 } 10391 } 10392 // Check for updated system application. 10393 if ((pkg.applicationInfo.flags & ApplicationInfo.FLAG_SYSTEM) != 0) { 10394 if (onSd) { 10395 Slog.w(TAG, "Cannot install update to system app on sdcard"); 10396 return PackageHelper.RECOMMEND_FAILED_INVALID_LOCATION; 10397 } 10398 return PackageHelper.RECOMMEND_INSTALL_INTERNAL; 10399 } else { 10400 if (onSd) { 10401 // Install flag overrides everything. 10402 return PackageHelper.RECOMMEND_INSTALL_EXTERNAL; 10403 } 10404 // If current upgrade specifies particular preference 10405 if (installLocation == PackageInfo.INSTALL_LOCATION_INTERNAL_ONLY) { 10406 // Application explicitly specified internal. 10407 return PackageHelper.RECOMMEND_INSTALL_INTERNAL; 10408 } else if (installLocation == PackageInfo.INSTALL_LOCATION_PREFER_EXTERNAL) { 10409 // App explictly prefers external. Let policy decide 10410 } else { 10411 // Prefer previous location 10412 if (isExternal(pkg)) { 10413 return PackageHelper.RECOMMEND_INSTALL_EXTERNAL; 10414 } 10415 return PackageHelper.RECOMMEND_INSTALL_INTERNAL; 10416 } 10417 } 10418 } else { 10419 // Invalid install. Return error code 10420 return PackageHelper.RECOMMEND_FAILED_ALREADY_EXISTS; 10421 } 10422 } 10423 } 10424 // All the special cases have been taken care of. 10425 // Return result based on recommended install location. 10426 if (onSd) { 10427 return PackageHelper.RECOMMEND_INSTALL_EXTERNAL; 10428 } 10429 return pkgLite.recommendedInstallLocation; 10430 } 10431 10432 /* 10433 * Invoke remote method to get package information and install 10434 * location values. Override install location based on default 10435 * policy if needed and then create install arguments based 10436 * on the install location. 10437 */ 10438 public void handleStartCopy() throws RemoteException { 10439 int ret = PackageManager.INSTALL_SUCCEEDED; 10440 10441 // If we're already staged, we've firmly committed to an install location 10442 if (origin.staged) { 10443 if (origin.file != null) { 10444 installFlags |= PackageManager.INSTALL_INTERNAL; 10445 installFlags &= ~PackageManager.INSTALL_EXTERNAL; 10446 } else if (origin.cid != null) { 10447 installFlags |= PackageManager.INSTALL_EXTERNAL; 10448 installFlags &= ~PackageManager.INSTALL_INTERNAL; 10449 } else { 10450 throw new IllegalStateException("Invalid stage location"); 10451 } 10452 } 10453 10454 final boolean onSd = (installFlags & PackageManager.INSTALL_EXTERNAL) != 0; 10455 final boolean onInt = (installFlags & PackageManager.INSTALL_INTERNAL) != 0; 10456 10457 PackageInfoLite pkgLite = null; 10458 10459 if (onInt && onSd) { 10460 // Check if both bits are set. 10461 Slog.w(TAG, "Conflicting flags specified for installing on both internal and external"); 10462 ret = PackageManager.INSTALL_FAILED_INVALID_INSTALL_LOCATION; 10463 } else { 10464 pkgLite = mContainerService.getMinimalPackageInfo(origin.resolvedPath, installFlags, 10465 packageAbiOverride); 10466 10467 /* 10468 * If we have too little free space, try to free cache 10469 * before giving up. 10470 */ 10471 if (!origin.staged && pkgLite.recommendedInstallLocation 10472 == PackageHelper.RECOMMEND_FAILED_INSUFFICIENT_STORAGE) { 10473 // TODO: focus freeing disk space on the target device 10474 final StorageManager storage = StorageManager.from(mContext); 10475 final long lowThreshold = storage.getStorageLowBytes( 10476 Environment.getDataDirectory()); 10477 10478 final long sizeBytes = mContainerService.calculateInstalledSize( 10479 origin.resolvedPath, isForwardLocked(), packageAbiOverride); 10480 10481 if (mInstaller.freeCache(null, sizeBytes + lowThreshold) >= 0) { 10482 pkgLite = mContainerService.getMinimalPackageInfo(origin.resolvedPath, 10483 installFlags, packageAbiOverride); 10484 } 10485 10486 /* 10487 * The cache free must have deleted the file we 10488 * downloaded to install. 10489 * 10490 * TODO: fix the "freeCache" call to not delete 10491 * the file we care about. 10492 */ 10493 if (pkgLite.recommendedInstallLocation 10494 == PackageHelper.RECOMMEND_FAILED_INVALID_URI) { 10495 pkgLite.recommendedInstallLocation 10496 = PackageHelper.RECOMMEND_FAILED_INSUFFICIENT_STORAGE; 10497 } 10498 } 10499 } 10500 10501 if (ret == PackageManager.INSTALL_SUCCEEDED) { 10502 int loc = pkgLite.recommendedInstallLocation; 10503 if (loc == PackageHelper.RECOMMEND_FAILED_INVALID_LOCATION) { 10504 ret = PackageManager.INSTALL_FAILED_INVALID_INSTALL_LOCATION; 10505 } else if (loc == PackageHelper.RECOMMEND_FAILED_ALREADY_EXISTS) { 10506 ret = PackageManager.INSTALL_FAILED_ALREADY_EXISTS; 10507 } else if (loc == PackageHelper.RECOMMEND_FAILED_INSUFFICIENT_STORAGE) { 10508 ret = PackageManager.INSTALL_FAILED_INSUFFICIENT_STORAGE; 10509 } else if (loc == PackageHelper.RECOMMEND_FAILED_INVALID_APK) { 10510 ret = PackageManager.INSTALL_FAILED_INVALID_APK; 10511 } else if (loc == PackageHelper.RECOMMEND_FAILED_INVALID_URI) { 10512 ret = PackageManager.INSTALL_FAILED_INVALID_URI; 10513 } else if (loc == PackageHelper.RECOMMEND_MEDIA_UNAVAILABLE) { 10514 ret = PackageManager.INSTALL_FAILED_MEDIA_UNAVAILABLE; 10515 } else { 10516 // Override with defaults if needed. 10517 loc = installLocationPolicy(pkgLite); 10518 if (loc == PackageHelper.RECOMMEND_FAILED_VERSION_DOWNGRADE) { 10519 ret = PackageManager.INSTALL_FAILED_VERSION_DOWNGRADE; 10520 } else if (!onSd && !onInt) { 10521 // Override install location with flags 10522 if (loc == PackageHelper.RECOMMEND_INSTALL_EXTERNAL) { 10523 // Set the flag to install on external media. 10524 installFlags |= PackageManager.INSTALL_EXTERNAL; 10525 installFlags &= ~PackageManager.INSTALL_INTERNAL; 10526 } else { 10527 // Make sure the flag for installing on external 10528 // media is unset 10529 installFlags |= PackageManager.INSTALL_INTERNAL; 10530 installFlags &= ~PackageManager.INSTALL_EXTERNAL; 10531 } 10532 } 10533 } 10534 } 10535 10536 final InstallArgs args = createInstallArgs(this); 10537 mArgs = args; 10538 10539 if (ret == PackageManager.INSTALL_SUCCEEDED) { 10540 /* 10541 * ADB installs appear as UserHandle.USER_ALL, and can only be performed by 10542 * UserHandle.USER_OWNER, so use the package verifier for UserHandle.USER_OWNER. 10543 */ 10544 int userIdentifier = getUser().getIdentifier(); 10545 if (userIdentifier == UserHandle.USER_ALL 10546 && ((installFlags & PackageManager.INSTALL_FROM_ADB) != 0)) { 10547 userIdentifier = UserHandle.USER_OWNER; 10548 } 10549 10550 /* 10551 * Determine if we have any installed package verifiers. If we 10552 * do, then we'll defer to them to verify the packages. 10553 */ 10554 final int requiredUid = mRequiredVerifierPackage == null ? -1 10555 : getPackageUid(mRequiredVerifierPackage, userIdentifier); 10556 if (!origin.existing && requiredUid != -1 10557 && isVerificationEnabled(userIdentifier, installFlags)) { 10558 final Intent verification = new Intent( 10559 Intent.ACTION_PACKAGE_NEEDS_VERIFICATION); 10560 verification.addFlags(Intent.FLAG_RECEIVER_FOREGROUND); 10561 verification.setDataAndType(Uri.fromFile(new File(origin.resolvedPath)), 10562 PACKAGE_MIME_TYPE); 10563 verification.addFlags(Intent.FLAG_GRANT_READ_URI_PERMISSION); 10564 10565 final List<ResolveInfo> receivers = queryIntentReceivers(verification, 10566 PACKAGE_MIME_TYPE, PackageManager.GET_DISABLED_COMPONENTS, 10567 0 /* TODO: Which userId? */); 10568 10569 if (DEBUG_VERIFY) { 10570 Slog.d(TAG, "Found " + receivers.size() + " verifiers for intent " 10571 + verification.toString() + " with " + pkgLite.verifiers.length 10572 + " optional verifiers"); 10573 } 10574 10575 final int verificationId = mPendingVerificationToken++; 10576 10577 verification.putExtra(PackageManager.EXTRA_VERIFICATION_ID, verificationId); 10578 10579 verification.putExtra(PackageManager.EXTRA_VERIFICATION_INSTALLER_PACKAGE, 10580 installerPackageName); 10581 10582 verification.putExtra(PackageManager.EXTRA_VERIFICATION_INSTALL_FLAGS, 10583 installFlags); 10584 10585 verification.putExtra(PackageManager.EXTRA_VERIFICATION_PACKAGE_NAME, 10586 pkgLite.packageName); 10587 10588 verification.putExtra(PackageManager.EXTRA_VERIFICATION_VERSION_CODE, 10589 pkgLite.versionCode); 10590 10591 if (verificationParams != null) { 10592 if (verificationParams.getVerificationURI() != null) { 10593 verification.putExtra(PackageManager.EXTRA_VERIFICATION_URI, 10594 verificationParams.getVerificationURI()); 10595 } 10596 if (verificationParams.getOriginatingURI() != null) { 10597 verification.putExtra(Intent.EXTRA_ORIGINATING_URI, 10598 verificationParams.getOriginatingURI()); 10599 } 10600 if (verificationParams.getReferrer() != null) { 10601 verification.putExtra(Intent.EXTRA_REFERRER, 10602 verificationParams.getReferrer()); 10603 } 10604 if (verificationParams.getOriginatingUid() >= 0) { 10605 verification.putExtra(Intent.EXTRA_ORIGINATING_UID, 10606 verificationParams.getOriginatingUid()); 10607 } 10608 if (verificationParams.getInstallerUid() >= 0) { 10609 verification.putExtra(PackageManager.EXTRA_VERIFICATION_INSTALLER_UID, 10610 verificationParams.getInstallerUid()); 10611 } 10612 } 10613 10614 final PackageVerificationState verificationState = new PackageVerificationState( 10615 requiredUid, args); 10616 10617 mPendingVerification.append(verificationId, verificationState); 10618 10619 final List<ComponentName> sufficientVerifiers = matchVerifiers(pkgLite, 10620 receivers, verificationState); 10621 10622 /* 10623 * If any sufficient verifiers were listed in the package 10624 * manifest, attempt to ask them. 10625 */ 10626 if (sufficientVerifiers != null) { 10627 final int N = sufficientVerifiers.size(); 10628 if (N == 0) { 10629 Slog.i(TAG, "Additional verifiers required, but none installed."); 10630 ret = PackageManager.INSTALL_FAILED_VERIFICATION_FAILURE; 10631 } else { 10632 for (int i = 0; i < N; i++) { 10633 final ComponentName verifierComponent = sufficientVerifiers.get(i); 10634 10635 final Intent sufficientIntent = new Intent(verification); 10636 sufficientIntent.setComponent(verifierComponent); 10637 10638 mContext.sendBroadcastAsUser(sufficientIntent, getUser()); 10639 } 10640 } 10641 } 10642 10643 final ComponentName requiredVerifierComponent = matchComponentForVerifier( 10644 mRequiredVerifierPackage, receivers); 10645 if (ret == PackageManager.INSTALL_SUCCEEDED 10646 && mRequiredVerifierPackage != null) { 10647 /* 10648 * Send the intent to the required verification agent, 10649 * but only start the verification timeout after the 10650 * target BroadcastReceivers have run. 10651 */ 10652 verification.setComponent(requiredVerifierComponent); 10653 mContext.sendOrderedBroadcastAsUser(verification, getUser(), 10654 android.Manifest.permission.PACKAGE_VERIFICATION_AGENT, 10655 new BroadcastReceiver() { 10656 @Override 10657 public void onReceive(Context context, Intent intent) { 10658 final Message msg = mHandler 10659 .obtainMessage(CHECK_PENDING_VERIFICATION); 10660 msg.arg1 = verificationId; 10661 mHandler.sendMessageDelayed(msg, getVerificationTimeout()); 10662 } 10663 }, null, 0, null, null); 10664 10665 /* 10666 * We don't want the copy to proceed until verification 10667 * succeeds, so null out this field. 10668 */ 10669 mArgs = null; 10670 } 10671 } else { 10672 /* 10673 * No package verification is enabled, so immediately start 10674 * the remote call to initiate copy using temporary file. 10675 */ 10676 ret = args.copyApk(mContainerService, true); 10677 } 10678 } 10679 10680 mRet = ret; 10681 } 10682 10683 @Override 10684 void handleReturnCode() { 10685 // If mArgs is null, then MCS couldn't be reached. When it 10686 // reconnects, it will try again to install. At that point, this 10687 // will succeed. 10688 if (mArgs != null) { 10689 processPendingInstall(mArgs, mRet); 10690 } 10691 } 10692 10693 @Override 10694 void handleServiceError() { 10695 mArgs = createInstallArgs(this); 10696 mRet = PackageManager.INSTALL_FAILED_INTERNAL_ERROR; 10697 } 10698 10699 public boolean isForwardLocked() { 10700 return (installFlags & PackageManager.INSTALL_FORWARD_LOCK) != 0; 10701 } 10702 } 10703 10704 /** 10705 * Used during creation of InstallArgs 10706 * 10707 * @param installFlags package installation flags 10708 * @return true if should be installed on external storage 10709 */ 10710 private static boolean installOnExternalAsec(int installFlags) { 10711 if ((installFlags & PackageManager.INSTALL_INTERNAL) != 0) { 10712 return false; 10713 } 10714 if ((installFlags & PackageManager.INSTALL_EXTERNAL) != 0) { 10715 return true; 10716 } 10717 return false; 10718 } 10719 10720 /** 10721 * Used during creation of InstallArgs 10722 * 10723 * @param installFlags package installation flags 10724 * @return true if should be installed as forward locked 10725 */ 10726 private static boolean installForwardLocked(int installFlags) { 10727 return (installFlags & PackageManager.INSTALL_FORWARD_LOCK) != 0; 10728 } 10729 10730 private InstallArgs createInstallArgs(InstallParams params) { 10731 if (params.move != null) { 10732 return new MoveInstallArgs(params); 10733 } else if (installOnExternalAsec(params.installFlags) || params.isForwardLocked()) { 10734 return new AsecInstallArgs(params); 10735 } else { 10736 return new FileInstallArgs(params); 10737 } 10738 } 10739 10740 /** 10741 * Create args that describe an existing installed package. Typically used 10742 * when cleaning up old installs, or used as a move source. 10743 */ 10744 private InstallArgs createInstallArgsForExisting(int installFlags, String codePath, 10745 String resourcePath, String[] instructionSets) { 10746 final boolean isInAsec; 10747 if (installOnExternalAsec(installFlags)) { 10748 /* Apps on SD card are always in ASEC containers. */ 10749 isInAsec = true; 10750 } else if (installForwardLocked(installFlags) 10751 && !codePath.startsWith(mDrmAppPrivateInstallDir.getAbsolutePath())) { 10752 /* 10753 * Forward-locked apps are only in ASEC containers if they're the 10754 * new style 10755 */ 10756 isInAsec = true; 10757 } else { 10758 isInAsec = false; 10759 } 10760 10761 if (isInAsec) { 10762 return new AsecInstallArgs(codePath, instructionSets, 10763 installOnExternalAsec(installFlags), installForwardLocked(installFlags)); 10764 } else { 10765 return new FileInstallArgs(codePath, resourcePath, instructionSets); 10766 } 10767 } 10768 10769 static abstract class InstallArgs { 10770 /** @see InstallParams#origin */ 10771 final OriginInfo origin; 10772 /** @see InstallParams#move */ 10773 final MoveInfo move; 10774 10775 final IPackageInstallObserver2 observer; 10776 // Always refers to PackageManager flags only 10777 final int installFlags; 10778 final String installerPackageName; 10779 final String volumeUuid; 10780 final ManifestDigest manifestDigest; 10781 final UserHandle user; 10782 final String abiOverride; 10783 10784 // The list of instruction sets supported by this app. This is currently 10785 // only used during the rmdex() phase to clean up resources. We can get rid of this 10786 // if we move dex files under the common app path. 10787 /* nullable */ String[] instructionSets; 10788 10789 InstallArgs(OriginInfo origin, MoveInfo move, IPackageInstallObserver2 observer, 10790 int installFlags, String installerPackageName, String volumeUuid, 10791 ManifestDigest manifestDigest, UserHandle user, String[] instructionSets, 10792 String abiOverride) { 10793 this.origin = origin; 10794 this.move = move; 10795 this.installFlags = installFlags; 10796 this.observer = observer; 10797 this.installerPackageName = installerPackageName; 10798 this.volumeUuid = volumeUuid; 10799 this.manifestDigest = manifestDigest; 10800 this.user = user; 10801 this.instructionSets = instructionSets; 10802 this.abiOverride = abiOverride; 10803 } 10804 10805 abstract int copyApk(IMediaContainerService imcs, boolean temp) throws RemoteException; 10806 abstract int doPreInstall(int status); 10807 10808 /** 10809 * Rename package into final resting place. All paths on the given 10810 * scanned package should be updated to reflect the rename. 10811 */ 10812 abstract boolean doRename(int status, PackageParser.Package pkg, String oldCodePath); 10813 abstract int doPostInstall(int status, int uid); 10814 10815 /** @see PackageSettingBase#codePathString */ 10816 abstract String getCodePath(); 10817 /** @see PackageSettingBase#resourcePathString */ 10818 abstract String getResourcePath(); 10819 10820 // Need installer lock especially for dex file removal. 10821 abstract void cleanUpResourcesLI(); 10822 abstract boolean doPostDeleteLI(boolean delete); 10823 10824 /** 10825 * Called before the source arguments are copied. This is used mostly 10826 * for MoveParams when it needs to read the source file to put it in the 10827 * destination. 10828 */ 10829 int doPreCopy() { 10830 return PackageManager.INSTALL_SUCCEEDED; 10831 } 10832 10833 /** 10834 * Called after the source arguments are copied. This is used mostly for 10835 * MoveParams when it needs to read the source file to put it in the 10836 * destination. 10837 * 10838 * @return 10839 */ 10840 int doPostCopy(int uid) { 10841 return PackageManager.INSTALL_SUCCEEDED; 10842 } 10843 10844 protected boolean isFwdLocked() { 10845 return (installFlags & PackageManager.INSTALL_FORWARD_LOCK) != 0; 10846 } 10847 10848 protected boolean isExternalAsec() { 10849 return (installFlags & PackageManager.INSTALL_EXTERNAL) != 0; 10850 } 10851 10852 UserHandle getUser() { 10853 return user; 10854 } 10855 } 10856 10857 private void removeDexFiles(List<String> allCodePaths, String[] instructionSets) { 10858 if (!allCodePaths.isEmpty()) { 10859 if (instructionSets == null) { 10860 throw new IllegalStateException("instructionSet == null"); 10861 } 10862 String[] dexCodeInstructionSets = getDexCodeInstructionSets(instructionSets); 10863 for (String codePath : allCodePaths) { 10864 for (String dexCodeInstructionSet : dexCodeInstructionSets) { 10865 int retCode = mInstaller.rmdex(codePath, dexCodeInstructionSet); 10866 if (retCode < 0) { 10867 Slog.w(TAG, "Couldn't remove dex file for package: " 10868 + " at location " + codePath + ", retcode=" + retCode); 10869 // we don't consider this to be a failure of the core package deletion 10870 } 10871 } 10872 } 10873 } 10874 } 10875 10876 /** 10877 * Logic to handle installation of non-ASEC applications, including copying 10878 * and renaming logic. 10879 */ 10880 class FileInstallArgs extends InstallArgs { 10881 private File codeFile; 10882 private File resourceFile; 10883 10884 // Example topology: 10885 // /data/app/com.example/base.apk 10886 // /data/app/com.example/split_foo.apk 10887 // /data/app/com.example/lib/arm/libfoo.so 10888 // /data/app/com.example/lib/arm64/libfoo.so 10889 // /data/app/com.example/dalvik/arm/base.apk@classes.dex 10890 10891 /** New install */ 10892 FileInstallArgs(InstallParams params) { 10893 super(params.origin, params.move, params.observer, params.installFlags, 10894 params.installerPackageName, params.volumeUuid, params.getManifestDigest(), 10895 params.getUser(), null /* instruction sets */, params.packageAbiOverride); 10896 if (isFwdLocked()) { 10897 throw new IllegalArgumentException("Forward locking only supported in ASEC"); 10898 } 10899 } 10900 10901 /** Existing install */ 10902 FileInstallArgs(String codePath, String resourcePath, String[] instructionSets) { 10903 super(OriginInfo.fromNothing(), null, null, 0, null, null, null, null, instructionSets, 10904 null); 10905 this.codeFile = (codePath != null) ? new File(codePath) : null; 10906 this.resourceFile = (resourcePath != null) ? new File(resourcePath) : null; 10907 } 10908 10909 int copyApk(IMediaContainerService imcs, boolean temp) throws RemoteException { 10910 if (origin.staged) { 10911 if (DEBUG_INSTALL) Slog.d(TAG, origin.file + " already staged; skipping copy"); 10912 codeFile = origin.file; 10913 resourceFile = origin.file; 10914 return PackageManager.INSTALL_SUCCEEDED; 10915 } 10916 10917 try { 10918 final File tempDir = mInstallerService.allocateStageDirLegacy(volumeUuid); 10919 codeFile = tempDir; 10920 resourceFile = tempDir; 10921 } catch (IOException e) { 10922 Slog.w(TAG, "Failed to create copy file: " + e); 10923 return PackageManager.INSTALL_FAILED_INSUFFICIENT_STORAGE; 10924 } 10925 10926 final IParcelFileDescriptorFactory target = new IParcelFileDescriptorFactory.Stub() { 10927 @Override 10928 public ParcelFileDescriptor open(String name, int mode) throws RemoteException { 10929 if (!FileUtils.isValidExtFilename(name)) { 10930 throw new IllegalArgumentException("Invalid filename: " + name); 10931 } 10932 try { 10933 final File file = new File(codeFile, name); 10934 final FileDescriptor fd = Os.open(file.getAbsolutePath(), 10935 O_RDWR | O_CREAT, 0644); 10936 Os.chmod(file.getAbsolutePath(), 0644); 10937 return new ParcelFileDescriptor(fd); 10938 } catch (ErrnoException e) { 10939 throw new RemoteException("Failed to open: " + e.getMessage()); 10940 } 10941 } 10942 }; 10943 10944 int ret = PackageManager.INSTALL_SUCCEEDED; 10945 ret = imcs.copyPackage(origin.file.getAbsolutePath(), target); 10946 if (ret != PackageManager.INSTALL_SUCCEEDED) { 10947 Slog.e(TAG, "Failed to copy package"); 10948 return ret; 10949 } 10950 10951 final File libraryRoot = new File(codeFile, LIB_DIR_NAME); 10952 NativeLibraryHelper.Handle handle = null; 10953 try { 10954 handle = NativeLibraryHelper.Handle.create(codeFile); 10955 ret = NativeLibraryHelper.copyNativeBinariesWithOverride(handle, libraryRoot, 10956 abiOverride); 10957 } catch (IOException e) { 10958 Slog.e(TAG, "Copying native libraries failed", e); 10959 ret = PackageManager.INSTALL_FAILED_INTERNAL_ERROR; 10960 } finally { 10961 IoUtils.closeQuietly(handle); 10962 } 10963 10964 return ret; 10965 } 10966 10967 int doPreInstall(int status) { 10968 if (status != PackageManager.INSTALL_SUCCEEDED) { 10969 cleanUp(); 10970 } 10971 return status; 10972 } 10973 10974 boolean doRename(int status, PackageParser.Package pkg, String oldCodePath) { 10975 if (status != PackageManager.INSTALL_SUCCEEDED) { 10976 cleanUp(); 10977 return false; 10978 } 10979 10980 final File targetDir = codeFile.getParentFile(); 10981 final File beforeCodeFile = codeFile; 10982 final File afterCodeFile = getNextCodePath(targetDir, pkg.packageName); 10983 10984 if (DEBUG_INSTALL) Slog.d(TAG, "Renaming " + beforeCodeFile + " to " + afterCodeFile); 10985 try { 10986 Os.rename(beforeCodeFile.getAbsolutePath(), afterCodeFile.getAbsolutePath()); 10987 } catch (ErrnoException e) { 10988 Slog.w(TAG, "Failed to rename", e); 10989 return false; 10990 } 10991 10992 if (!SELinux.restoreconRecursive(afterCodeFile)) { 10993 Slog.w(TAG, "Failed to restorecon"); 10994 return false; 10995 } 10996 10997 // Reflect the rename internally 10998 codeFile = afterCodeFile; 10999 resourceFile = afterCodeFile; 11000 11001 // Reflect the rename in scanned details 11002 pkg.codePath = afterCodeFile.getAbsolutePath(); 11003 pkg.baseCodePath = FileUtils.rewriteAfterRename(beforeCodeFile, afterCodeFile, 11004 pkg.baseCodePath); 11005 pkg.splitCodePaths = FileUtils.rewriteAfterRename(beforeCodeFile, afterCodeFile, 11006 pkg.splitCodePaths); 11007 11008 // Reflect the rename in app info 11009 pkg.applicationInfo.volumeUuid = pkg.volumeUuid; 11010 pkg.applicationInfo.setCodePath(pkg.codePath); 11011 pkg.applicationInfo.setBaseCodePath(pkg.baseCodePath); 11012 pkg.applicationInfo.setSplitCodePaths(pkg.splitCodePaths); 11013 pkg.applicationInfo.setResourcePath(pkg.codePath); 11014 pkg.applicationInfo.setBaseResourcePath(pkg.baseCodePath); 11015 pkg.applicationInfo.setSplitResourcePaths(pkg.splitCodePaths); 11016 11017 return true; 11018 } 11019 11020 int doPostInstall(int status, int uid) { 11021 if (status != PackageManager.INSTALL_SUCCEEDED) { 11022 cleanUp(); 11023 } 11024 return status; 11025 } 11026 11027 @Override 11028 String getCodePath() { 11029 return (codeFile != null) ? codeFile.getAbsolutePath() : null; 11030 } 11031 11032 @Override 11033 String getResourcePath() { 11034 return (resourceFile != null) ? resourceFile.getAbsolutePath() : null; 11035 } 11036 11037 private boolean cleanUp() { 11038 if (codeFile == null || !codeFile.exists()) { 11039 return false; 11040 } 11041 11042 if (codeFile.isDirectory()) { 11043 mInstaller.rmPackageDir(codeFile.getAbsolutePath()); 11044 } else { 11045 codeFile.delete(); 11046 } 11047 11048 if (resourceFile != null && !FileUtils.contains(codeFile, resourceFile)) { 11049 resourceFile.delete(); 11050 } 11051 11052 return true; 11053 } 11054 11055 void cleanUpResourcesLI() { 11056 // Try enumerating all code paths before deleting 11057 List<String> allCodePaths = Collections.EMPTY_LIST; 11058 if (codeFile != null && codeFile.exists()) { 11059 try { 11060 final PackageLite pkg = PackageParser.parsePackageLite(codeFile, 0); 11061 allCodePaths = pkg.getAllCodePaths(); 11062 } catch (PackageParserException e) { 11063 // Ignored; we tried our best 11064 } 11065 } 11066 11067 cleanUp(); 11068 removeDexFiles(allCodePaths, instructionSets); 11069 } 11070 11071 boolean doPostDeleteLI(boolean delete) { 11072 // XXX err, shouldn't we respect the delete flag? 11073 cleanUpResourcesLI(); 11074 return true; 11075 } 11076 } 11077 11078 private boolean isAsecExternal(String cid) { 11079 final String asecPath = PackageHelper.getSdFilesystem(cid); 11080 return !asecPath.startsWith(mAsecInternalPath); 11081 } 11082 11083 private static void maybeThrowExceptionForMultiArchCopy(String message, int copyRet) throws 11084 PackageManagerException { 11085 if (copyRet < 0) { 11086 if (copyRet != PackageManager.NO_NATIVE_LIBRARIES && 11087 copyRet != PackageManager.INSTALL_FAILED_NO_MATCHING_ABIS) { 11088 throw new PackageManagerException(copyRet, message); 11089 } 11090 } 11091 } 11092 11093 /** 11094 * Extract the MountService "container ID" from the full code path of an 11095 * .apk. 11096 */ 11097 static String cidFromCodePath(String fullCodePath) { 11098 int eidx = fullCodePath.lastIndexOf("/"); 11099 String subStr1 = fullCodePath.substring(0, eidx); 11100 int sidx = subStr1.lastIndexOf("/"); 11101 return subStr1.substring(sidx+1, eidx); 11102 } 11103 11104 /** 11105 * Logic to handle installation of ASEC applications, including copying and 11106 * renaming logic. 11107 */ 11108 class AsecInstallArgs extends InstallArgs { 11109 static final String RES_FILE_NAME = "pkg.apk"; 11110 static final String PUBLIC_RES_FILE_NAME = "res.zip"; 11111 11112 String cid; 11113 String packagePath; 11114 String resourcePath; 11115 11116 /** New install */ 11117 AsecInstallArgs(InstallParams params) { 11118 super(params.origin, params.move, params.observer, params.installFlags, 11119 params.installerPackageName, params.volumeUuid, params.getManifestDigest(), 11120 params.getUser(), null /* instruction sets */, params.packageAbiOverride); 11121 } 11122 11123 /** Existing install */ 11124 AsecInstallArgs(String fullCodePath, String[] instructionSets, 11125 boolean isExternal, boolean isForwardLocked) { 11126 super(OriginInfo.fromNothing(), null, null, (isExternal ? INSTALL_EXTERNAL : 0) 11127 | (isForwardLocked ? INSTALL_FORWARD_LOCK : 0), null, null, null, null, 11128 instructionSets, null); 11129 // Hackily pretend we're still looking at a full code path 11130 if (!fullCodePath.endsWith(RES_FILE_NAME)) { 11131 fullCodePath = new File(fullCodePath, RES_FILE_NAME).getAbsolutePath(); 11132 } 11133 11134 // Extract cid from fullCodePath 11135 int eidx = fullCodePath.lastIndexOf("/"); 11136 String subStr1 = fullCodePath.substring(0, eidx); 11137 int sidx = subStr1.lastIndexOf("/"); 11138 cid = subStr1.substring(sidx+1, eidx); 11139 setMountPath(subStr1); 11140 } 11141 11142 AsecInstallArgs(String cid, String[] instructionSets, boolean isForwardLocked) { 11143 super(OriginInfo.fromNothing(), null, null, (isAsecExternal(cid) ? INSTALL_EXTERNAL : 0) 11144 | (isForwardLocked ? INSTALL_FORWARD_LOCK : 0), null, null, null, null, 11145 instructionSets, null); 11146 this.cid = cid; 11147 setMountPath(PackageHelper.getSdDir(cid)); 11148 } 11149 11150 void createCopyFile() { 11151 cid = mInstallerService.allocateExternalStageCidLegacy(); 11152 } 11153 11154 int copyApk(IMediaContainerService imcs, boolean temp) throws RemoteException { 11155 if (origin.staged) { 11156 if (DEBUG_INSTALL) Slog.d(TAG, origin.cid + " already staged; skipping copy"); 11157 cid = origin.cid; 11158 setMountPath(PackageHelper.getSdDir(cid)); 11159 return PackageManager.INSTALL_SUCCEEDED; 11160 } 11161 11162 if (temp) { 11163 createCopyFile(); 11164 } else { 11165 /* 11166 * Pre-emptively destroy the container since it's destroyed if 11167 * copying fails due to it existing anyway. 11168 */ 11169 PackageHelper.destroySdDir(cid); 11170 } 11171 11172 final String newMountPath = imcs.copyPackageToContainer( 11173 origin.file.getAbsolutePath(), cid, getEncryptKey(), isExternalAsec(), 11174 isFwdLocked(), deriveAbiOverride(abiOverride, null /* settings */)); 11175 11176 if (newMountPath != null) { 11177 setMountPath(newMountPath); 11178 return PackageManager.INSTALL_SUCCEEDED; 11179 } else { 11180 return PackageManager.INSTALL_FAILED_CONTAINER_ERROR; 11181 } 11182 } 11183 11184 @Override 11185 String getCodePath() { 11186 return packagePath; 11187 } 11188 11189 @Override 11190 String getResourcePath() { 11191 return resourcePath; 11192 } 11193 11194 int doPreInstall(int status) { 11195 if (status != PackageManager.INSTALL_SUCCEEDED) { 11196 // Destroy container 11197 PackageHelper.destroySdDir(cid); 11198 } else { 11199 boolean mounted = PackageHelper.isContainerMounted(cid); 11200 if (!mounted) { 11201 String newMountPath = PackageHelper.mountSdDir(cid, getEncryptKey(), 11202 Process.SYSTEM_UID); 11203 if (newMountPath != null) { 11204 setMountPath(newMountPath); 11205 } else { 11206 return PackageManager.INSTALL_FAILED_CONTAINER_ERROR; 11207 } 11208 } 11209 } 11210 return status; 11211 } 11212 11213 boolean doRename(int status, PackageParser.Package pkg, String oldCodePath) { 11214 String newCacheId = getNextCodePath(oldCodePath, pkg.packageName, "/" + RES_FILE_NAME); 11215 String newMountPath = null; 11216 if (PackageHelper.isContainerMounted(cid)) { 11217 // Unmount the container 11218 if (!PackageHelper.unMountSdDir(cid)) { 11219 Slog.i(TAG, "Failed to unmount " + cid + " before renaming"); 11220 return false; 11221 } 11222 } 11223 if (!PackageHelper.renameSdDir(cid, newCacheId)) { 11224 Slog.e(TAG, "Failed to rename " + cid + " to " + newCacheId + 11225 " which might be stale. Will try to clean up."); 11226 // Clean up the stale container and proceed to recreate. 11227 if (!PackageHelper.destroySdDir(newCacheId)) { 11228 Slog.e(TAG, "Very strange. Cannot clean up stale container " + newCacheId); 11229 return false; 11230 } 11231 // Successfully cleaned up stale container. Try to rename again. 11232 if (!PackageHelper.renameSdDir(cid, newCacheId)) { 11233 Slog.e(TAG, "Failed to rename " + cid + " to " + newCacheId 11234 + " inspite of cleaning it up."); 11235 return false; 11236 } 11237 } 11238 if (!PackageHelper.isContainerMounted(newCacheId)) { 11239 Slog.w(TAG, "Mounting container " + newCacheId); 11240 newMountPath = PackageHelper.mountSdDir(newCacheId, 11241 getEncryptKey(), Process.SYSTEM_UID); 11242 } else { 11243 newMountPath = PackageHelper.getSdDir(newCacheId); 11244 } 11245 if (newMountPath == null) { 11246 Slog.w(TAG, "Failed to get cache path for " + newCacheId); 11247 return false; 11248 } 11249 Log.i(TAG, "Succesfully renamed " + cid + 11250 " to " + newCacheId + 11251 " at new path: " + newMountPath); 11252 cid = newCacheId; 11253 11254 final File beforeCodeFile = new File(packagePath); 11255 setMountPath(newMountPath); 11256 final File afterCodeFile = new File(packagePath); 11257 11258 // Reflect the rename in scanned details 11259 pkg.codePath = afterCodeFile.getAbsolutePath(); 11260 pkg.baseCodePath = FileUtils.rewriteAfterRename(beforeCodeFile, afterCodeFile, 11261 pkg.baseCodePath); 11262 pkg.splitCodePaths = FileUtils.rewriteAfterRename(beforeCodeFile, afterCodeFile, 11263 pkg.splitCodePaths); 11264 11265 // Reflect the rename in app info 11266 pkg.applicationInfo.volumeUuid = pkg.volumeUuid; 11267 pkg.applicationInfo.setCodePath(pkg.codePath); 11268 pkg.applicationInfo.setBaseCodePath(pkg.baseCodePath); 11269 pkg.applicationInfo.setSplitCodePaths(pkg.splitCodePaths); 11270 pkg.applicationInfo.setResourcePath(pkg.codePath); 11271 pkg.applicationInfo.setBaseResourcePath(pkg.baseCodePath); 11272 pkg.applicationInfo.setSplitResourcePaths(pkg.splitCodePaths); 11273 11274 return true; 11275 } 11276 11277 private void setMountPath(String mountPath) { 11278 final File mountFile = new File(mountPath); 11279 11280 final File monolithicFile = new File(mountFile, RES_FILE_NAME); 11281 if (monolithicFile.exists()) { 11282 packagePath = monolithicFile.getAbsolutePath(); 11283 if (isFwdLocked()) { 11284 resourcePath = new File(mountFile, PUBLIC_RES_FILE_NAME).getAbsolutePath(); 11285 } else { 11286 resourcePath = packagePath; 11287 } 11288 } else { 11289 packagePath = mountFile.getAbsolutePath(); 11290 resourcePath = packagePath; 11291 } 11292 } 11293 11294 int doPostInstall(int status, int uid) { 11295 if (status != PackageManager.INSTALL_SUCCEEDED) { 11296 cleanUp(); 11297 } else { 11298 final int groupOwner; 11299 final String protectedFile; 11300 if (isFwdLocked()) { 11301 groupOwner = UserHandle.getSharedAppGid(uid); 11302 protectedFile = RES_FILE_NAME; 11303 } else { 11304 groupOwner = -1; 11305 protectedFile = null; 11306 } 11307 11308 if (uid < Process.FIRST_APPLICATION_UID 11309 || !PackageHelper.fixSdPermissions(cid, groupOwner, protectedFile)) { 11310 Slog.e(TAG, "Failed to finalize " + cid); 11311 PackageHelper.destroySdDir(cid); 11312 return PackageManager.INSTALL_FAILED_CONTAINER_ERROR; 11313 } 11314 11315 boolean mounted = PackageHelper.isContainerMounted(cid); 11316 if (!mounted) { 11317 PackageHelper.mountSdDir(cid, getEncryptKey(), Process.myUid()); 11318 } 11319 } 11320 return status; 11321 } 11322 11323 private void cleanUp() { 11324 if (DEBUG_SD_INSTALL) Slog.i(TAG, "cleanUp"); 11325 11326 // Destroy secure container 11327 PackageHelper.destroySdDir(cid); 11328 } 11329 11330 private List<String> getAllCodePaths() { 11331 final File codeFile = new File(getCodePath()); 11332 if (codeFile != null && codeFile.exists()) { 11333 try { 11334 final PackageLite pkg = PackageParser.parsePackageLite(codeFile, 0); 11335 return pkg.getAllCodePaths(); 11336 } catch (PackageParserException e) { 11337 // Ignored; we tried our best 11338 } 11339 } 11340 return Collections.EMPTY_LIST; 11341 } 11342 11343 void cleanUpResourcesLI() { 11344 // Enumerate all code paths before deleting 11345 cleanUpResourcesLI(getAllCodePaths()); 11346 } 11347 11348 private void cleanUpResourcesLI(List<String> allCodePaths) { 11349 cleanUp(); 11350 removeDexFiles(allCodePaths, instructionSets); 11351 } 11352 11353 String getPackageName() { 11354 return getAsecPackageName(cid); 11355 } 11356 11357 boolean doPostDeleteLI(boolean delete) { 11358 if (DEBUG_SD_INSTALL) Slog.i(TAG, "doPostDeleteLI() del=" + delete); 11359 final List<String> allCodePaths = getAllCodePaths(); 11360 boolean mounted = PackageHelper.isContainerMounted(cid); 11361 if (mounted) { 11362 // Unmount first 11363 if (PackageHelper.unMountSdDir(cid)) { 11364 mounted = false; 11365 } 11366 } 11367 if (!mounted && delete) { 11368 cleanUpResourcesLI(allCodePaths); 11369 } 11370 return !mounted; 11371 } 11372 11373 @Override 11374 int doPreCopy() { 11375 if (isFwdLocked()) { 11376 if (!PackageHelper.fixSdPermissions(cid, 11377 getPackageUid(DEFAULT_CONTAINER_PACKAGE, 0), RES_FILE_NAME)) { 11378 return PackageManager.INSTALL_FAILED_CONTAINER_ERROR; 11379 } 11380 } 11381 11382 return PackageManager.INSTALL_SUCCEEDED; 11383 } 11384 11385 @Override 11386 int doPostCopy(int uid) { 11387 if (isFwdLocked()) { 11388 if (uid < Process.FIRST_APPLICATION_UID 11389 || !PackageHelper.fixSdPermissions(cid, UserHandle.getSharedAppGid(uid), 11390 RES_FILE_NAME)) { 11391 Slog.e(TAG, "Failed to finalize " + cid); 11392 PackageHelper.destroySdDir(cid); 11393 return PackageManager.INSTALL_FAILED_CONTAINER_ERROR; 11394 } 11395 } 11396 11397 return PackageManager.INSTALL_SUCCEEDED; 11398 } 11399 } 11400 11401 /** 11402 * Logic to handle movement of existing installed applications. 11403 */ 11404 class MoveInstallArgs extends InstallArgs { 11405 private File codeFile; 11406 private File resourceFile; 11407 11408 /** New install */ 11409 MoveInstallArgs(InstallParams params) { 11410 super(params.origin, params.move, params.observer, params.installFlags, 11411 params.installerPackageName, params.volumeUuid, params.getManifestDigest(), 11412 params.getUser(), null /* instruction sets */, params.packageAbiOverride); 11413 } 11414 11415 int copyApk(IMediaContainerService imcs, boolean temp) { 11416 if (DEBUG_INSTALL) Slog.d(TAG, "Moving " + move.packageName + " from " 11417 + move.fromUuid + " to " + move.toUuid); 11418 synchronized (mInstaller) { 11419 if (mInstaller.copyCompleteApp(move.fromUuid, move.toUuid, move.packageName, 11420 move.dataAppName, move.appId, move.seinfo) != 0) { 11421 return PackageManager.INSTALL_FAILED_INTERNAL_ERROR; 11422 } 11423 } 11424 11425 codeFile = new File(Environment.getDataAppDirectory(move.toUuid), move.dataAppName); 11426 resourceFile = codeFile; 11427 if (DEBUG_INSTALL) Slog.d(TAG, "codeFile after move is " + codeFile); 11428 11429 return PackageManager.INSTALL_SUCCEEDED; 11430 } 11431 11432 int doPreInstall(int status) { 11433 if (status != PackageManager.INSTALL_SUCCEEDED) { 11434 cleanUp(move.toUuid); 11435 } 11436 return status; 11437 } 11438 11439 boolean doRename(int status, PackageParser.Package pkg, String oldCodePath) { 11440 if (status != PackageManager.INSTALL_SUCCEEDED) { 11441 cleanUp(move.toUuid); 11442 return false; 11443 } 11444 11445 // Reflect the move in app info 11446 pkg.applicationInfo.volumeUuid = pkg.volumeUuid; 11447 pkg.applicationInfo.setCodePath(pkg.codePath); 11448 pkg.applicationInfo.setBaseCodePath(pkg.baseCodePath); 11449 pkg.applicationInfo.setSplitCodePaths(pkg.splitCodePaths); 11450 pkg.applicationInfo.setResourcePath(pkg.codePath); 11451 pkg.applicationInfo.setBaseResourcePath(pkg.baseCodePath); 11452 pkg.applicationInfo.setSplitResourcePaths(pkg.splitCodePaths); 11453 11454 return true; 11455 } 11456 11457 int doPostInstall(int status, int uid) { 11458 if (status == PackageManager.INSTALL_SUCCEEDED) { 11459 cleanUp(move.fromUuid); 11460 } else { 11461 cleanUp(move.toUuid); 11462 } 11463 return status; 11464 } 11465 11466 @Override 11467 String getCodePath() { 11468 return (codeFile != null) ? codeFile.getAbsolutePath() : null; 11469 } 11470 11471 @Override 11472 String getResourcePath() { 11473 return (resourceFile != null) ? resourceFile.getAbsolutePath() : null; 11474 } 11475 11476 private boolean cleanUp(String volumeUuid) { 11477 final File codeFile = new File(Environment.getDataAppDirectory(volumeUuid), 11478 move.dataAppName); 11479 Slog.d(TAG, "Cleaning up " + move.packageName + " on " + volumeUuid); 11480 synchronized (mInstallLock) { 11481 // Clean up both app data and code 11482 removeDataDirsLI(volumeUuid, move.packageName); 11483 if (codeFile.isDirectory()) { 11484 mInstaller.rmPackageDir(codeFile.getAbsolutePath()); 11485 } else { 11486 codeFile.delete(); 11487 } 11488 } 11489 return true; 11490 } 11491 11492 void cleanUpResourcesLI() { 11493 throw new UnsupportedOperationException(); 11494 } 11495 11496 boolean doPostDeleteLI(boolean delete) { 11497 throw new UnsupportedOperationException(); 11498 } 11499 } 11500 11501 static String getAsecPackageName(String packageCid) { 11502 int idx = packageCid.lastIndexOf("-"); 11503 if (idx == -1) { 11504 return packageCid; 11505 } 11506 return packageCid.substring(0, idx); 11507 } 11508 11509 // Utility method used to create code paths based on package name and available index. 11510 private static String getNextCodePath(String oldCodePath, String prefix, String suffix) { 11511 String idxStr = ""; 11512 int idx = 1; 11513 // Fall back to default value of idx=1 if prefix is not 11514 // part of oldCodePath 11515 if (oldCodePath != null) { 11516 String subStr = oldCodePath; 11517 // Drop the suffix right away 11518 if (suffix != null && subStr.endsWith(suffix)) { 11519 subStr = subStr.substring(0, subStr.length() - suffix.length()); 11520 } 11521 // If oldCodePath already contains prefix find out the 11522 // ending index to either increment or decrement. 11523 int sidx = subStr.lastIndexOf(prefix); 11524 if (sidx != -1) { 11525 subStr = subStr.substring(sidx + prefix.length()); 11526 if (subStr != null) { 11527 if (subStr.startsWith(INSTALL_PACKAGE_SUFFIX)) { 11528 subStr = subStr.substring(INSTALL_PACKAGE_SUFFIX.length()); 11529 } 11530 try { 11531 idx = Integer.parseInt(subStr); 11532 if (idx <= 1) { 11533 idx++; 11534 } else { 11535 idx--; 11536 } 11537 } catch(NumberFormatException e) { 11538 } 11539 } 11540 } 11541 } 11542 idxStr = INSTALL_PACKAGE_SUFFIX + Integer.toString(idx); 11543 return prefix + idxStr; 11544 } 11545 11546 private File getNextCodePath(File targetDir, String packageName) { 11547 int suffix = 1; 11548 File result; 11549 do { 11550 result = new File(targetDir, packageName + "-" + suffix); 11551 suffix++; 11552 } while (result.exists()); 11553 return result; 11554 } 11555 11556 // Utility method that returns the relative package path with respect 11557 // to the installation directory. Like say for /data/data/com.test-1.apk 11558 // string com.test-1 is returned. 11559 static String deriveCodePathName(String codePath) { 11560 if (codePath == null) { 11561 return null; 11562 } 11563 final File codeFile = new File(codePath); 11564 final String name = codeFile.getName(); 11565 if (codeFile.isDirectory()) { 11566 return name; 11567 } else if (name.endsWith(".apk") || name.endsWith(".tmp")) { 11568 final int lastDot = name.lastIndexOf('.'); 11569 return name.substring(0, lastDot); 11570 } else { 11571 Slog.w(TAG, "Odd, " + codePath + " doesn't look like an APK"); 11572 return null; 11573 } 11574 } 11575 11576 class PackageInstalledInfo { 11577 String name; 11578 int uid; 11579 // The set of users that originally had this package installed. 11580 int[] origUsers; 11581 // The set of users that now have this package installed. 11582 int[] newUsers; 11583 PackageParser.Package pkg; 11584 int returnCode; 11585 String returnMsg; 11586 PackageRemovedInfo removedInfo; 11587 11588 public void setError(int code, String msg) { 11589 returnCode = code; 11590 returnMsg = msg; 11591 Slog.w(TAG, msg); 11592 } 11593 11594 public void setError(String msg, PackageParserException e) { 11595 returnCode = e.error; 11596 returnMsg = ExceptionUtils.getCompleteMessage(msg, e); 11597 Slog.w(TAG, msg, e); 11598 } 11599 11600 public void setError(String msg, PackageManagerException e) { 11601 returnCode = e.error; 11602 returnMsg = ExceptionUtils.getCompleteMessage(msg, e); 11603 Slog.w(TAG, msg, e); 11604 } 11605 11606 // In some error cases we want to convey more info back to the observer 11607 String origPackage; 11608 String origPermission; 11609 } 11610 11611 /* 11612 * Install a non-existing package. 11613 */ 11614 private void installNewPackageLI(PackageParser.Package pkg, int parseFlags, int scanFlags, 11615 UserHandle user, String installerPackageName, String volumeUuid, 11616 PackageInstalledInfo res) { 11617 // Remember this for later, in case we need to rollback this install 11618 String pkgName = pkg.packageName; 11619 11620 if (DEBUG_INSTALL) Slog.d(TAG, "installNewPackageLI: " + pkg); 11621 final boolean dataDirExists = Environment 11622 .getDataUserPackageDirectory(volumeUuid, UserHandle.USER_OWNER, pkgName).exists(); 11623 synchronized(mPackages) { 11624 if (mSettings.mRenamedPackages.containsKey(pkgName)) { 11625 // A package with the same name is already installed, though 11626 // it has been renamed to an older name. The package we 11627 // are trying to install should be installed as an update to 11628 // the existing one, but that has not been requested, so bail. 11629 res.setError(INSTALL_FAILED_ALREADY_EXISTS, "Attempt to re-install " + pkgName 11630 + " without first uninstalling package running as " 11631 + mSettings.mRenamedPackages.get(pkgName)); 11632 return; 11633 } 11634 if (mPackages.containsKey(pkgName)) { 11635 // Don't allow installation over an existing package with the same name. 11636 res.setError(INSTALL_FAILED_ALREADY_EXISTS, "Attempt to re-install " + pkgName 11637 + " without first uninstalling."); 11638 return; 11639 } 11640 } 11641 11642 try { 11643 PackageParser.Package newPackage = scanPackageLI(pkg, parseFlags, scanFlags, 11644 System.currentTimeMillis(), user); 11645 11646 updateSettingsLI(newPackage, installerPackageName, volumeUuid, null, null, res, user); 11647 // delete the partially installed application. the data directory will have to be 11648 // restored if it was already existing 11649 if (res.returnCode != PackageManager.INSTALL_SUCCEEDED) { 11650 // remove package from internal structures. Note that we want deletePackageX to 11651 // delete the package data and cache directories that it created in 11652 // scanPackageLocked, unless those directories existed before we even tried to 11653 // install. 11654 deletePackageLI(pkgName, UserHandle.ALL, false, null, null, 11655 dataDirExists ? PackageManager.DELETE_KEEP_DATA : 0, 11656 res.removedInfo, true); 11657 } 11658 11659 } catch (PackageManagerException e) { 11660 res.setError("Package couldn't be installed in " + pkg.codePath, e); 11661 } 11662 } 11663 11664 private boolean shouldCheckUpgradeKeySetLP(PackageSetting oldPs, int scanFlags) { 11665 // Can't rotate keys during boot or if sharedUser. 11666 if (oldPs == null || (scanFlags&SCAN_INITIAL) != 0 || oldPs.sharedUser != null 11667 || !oldPs.keySetData.isUsingUpgradeKeySets()) { 11668 return false; 11669 } 11670 // app is using upgradeKeySets; make sure all are valid 11671 KeySetManagerService ksms = mSettings.mKeySetManagerService; 11672 long[] upgradeKeySets = oldPs.keySetData.getUpgradeKeySets(); 11673 for (int i = 0; i < upgradeKeySets.length; i++) { 11674 if (!ksms.isIdValidKeySetId(upgradeKeySets[i])) { 11675 Slog.wtf(TAG, "Package " 11676 + (oldPs.name != null ? oldPs.name : "<null>") 11677 + " contains upgrade-key-set reference to unknown key-set: " 11678 + upgradeKeySets[i] 11679 + " reverting to signatures check."); 11680 return false; 11681 } 11682 } 11683 return true; 11684 } 11685 11686 private boolean checkUpgradeKeySetLP(PackageSetting oldPS, PackageParser.Package newPkg) { 11687 // Upgrade keysets are being used. Determine if new package has a superset of the 11688 // required keys. 11689 long[] upgradeKeySets = oldPS.keySetData.getUpgradeKeySets(); 11690 KeySetManagerService ksms = mSettings.mKeySetManagerService; 11691 for (int i = 0; i < upgradeKeySets.length; i++) { 11692 Set<PublicKey> upgradeSet = ksms.getPublicKeysFromKeySetLPr(upgradeKeySets[i]); 11693 if (upgradeSet != null && newPkg.mSigningKeys.containsAll(upgradeSet)) { 11694 return true; 11695 } 11696 } 11697 return false; 11698 } 11699 11700 private void replacePackageLI(PackageParser.Package pkg, int parseFlags, int scanFlags, 11701 UserHandle user, String installerPackageName, String volumeUuid, 11702 PackageInstalledInfo res) { 11703 final PackageParser.Package oldPackage; 11704 final String pkgName = pkg.packageName; 11705 final int[] allUsers; 11706 final boolean[] perUserInstalled; 11707 final boolean weFroze; 11708 11709 // First find the old package info and check signatures 11710 synchronized(mPackages) { 11711 oldPackage = mPackages.get(pkgName); 11712 if (DEBUG_INSTALL) Slog.d(TAG, "replacePackageLI: new=" + pkg + ", old=" + oldPackage); 11713 final PackageSetting ps = mSettings.mPackages.get(pkgName); 11714 if (shouldCheckUpgradeKeySetLP(ps, scanFlags)) { 11715 if(!checkUpgradeKeySetLP(ps, pkg)) { 11716 res.setError(INSTALL_FAILED_UPDATE_INCOMPATIBLE, 11717 "New package not signed by keys specified by upgrade-keysets: " 11718 + pkgName); 11719 return; 11720 } 11721 } else { 11722 // default to original signature matching 11723 if (compareSignatures(oldPackage.mSignatures, pkg.mSignatures) 11724 != PackageManager.SIGNATURE_MATCH) { 11725 res.setError(INSTALL_FAILED_UPDATE_INCOMPATIBLE, 11726 "New package has a different signature: " + pkgName); 11727 return; 11728 } 11729 } 11730 11731 // In case of rollback, remember per-user/profile install state 11732 allUsers = sUserManager.getUserIds(); 11733 perUserInstalled = new boolean[allUsers.length]; 11734 for (int i = 0; i < allUsers.length; i++) { 11735 perUserInstalled[i] = ps != null ? ps.getInstalled(allUsers[i]) : false; 11736 } 11737 11738 // Mark the app as frozen to prevent launching during the upgrade 11739 // process, and then kill all running instances 11740 if (!ps.frozen) { 11741 ps.frozen = true; 11742 weFroze = true; 11743 } else { 11744 weFroze = false; 11745 } 11746 } 11747 11748 // Now that we're guarded by frozen state, kill app during upgrade 11749 killApplication(pkgName, oldPackage.applicationInfo.uid, "replace pkg"); 11750 11751 try { 11752 boolean sysPkg = (isSystemApp(oldPackage)); 11753 if (sysPkg) { 11754 replaceSystemPackageLI(oldPackage, pkg, parseFlags, scanFlags, 11755 user, allUsers, perUserInstalled, installerPackageName, volumeUuid, res); 11756 } else { 11757 replaceNonSystemPackageLI(oldPackage, pkg, parseFlags, scanFlags, 11758 user, allUsers, perUserInstalled, installerPackageName, volumeUuid, res); 11759 } 11760 } finally { 11761 // Regardless of success or failure of upgrade steps above, always 11762 // unfreeze the package if we froze it 11763 if (weFroze) { 11764 unfreezePackage(pkgName); 11765 } 11766 } 11767 } 11768 11769 private void replaceNonSystemPackageLI(PackageParser.Package deletedPackage, 11770 PackageParser.Package pkg, int parseFlags, int scanFlags, UserHandle user, 11771 int[] allUsers, boolean[] perUserInstalled, String installerPackageName, 11772 String volumeUuid, PackageInstalledInfo res) { 11773 String pkgName = deletedPackage.packageName; 11774 boolean deletedPkg = true; 11775 boolean updatedSettings = false; 11776 11777 if (DEBUG_INSTALL) Slog.d(TAG, "replaceNonSystemPackageLI: new=" + pkg + ", old=" 11778 + deletedPackage); 11779 long origUpdateTime; 11780 if (pkg.mExtras != null) { 11781 origUpdateTime = ((PackageSetting)pkg.mExtras).lastUpdateTime; 11782 } else { 11783 origUpdateTime = 0; 11784 } 11785 11786 // First delete the existing package while retaining the data directory 11787 if (!deletePackageLI(pkgName, null, true, null, null, PackageManager.DELETE_KEEP_DATA, 11788 res.removedInfo, true)) { 11789 // If the existing package wasn't successfully deleted 11790 res.setError(INSTALL_FAILED_REPLACE_COULDNT_DELETE, "replaceNonSystemPackageLI"); 11791 deletedPkg = false; 11792 } else { 11793 // Successfully deleted the old package; proceed with replace. 11794 11795 // If deleted package lived in a container, give users a chance to 11796 // relinquish resources before killing. 11797 if (deletedPackage.isForwardLocked() || isExternal(deletedPackage)) { 11798 if (DEBUG_INSTALL) { 11799 Slog.i(TAG, "upgrading pkg " + deletedPackage + " is ASEC-hosted -> UNAVAILABLE"); 11800 } 11801 final int[] uidArray = new int[] { deletedPackage.applicationInfo.uid }; 11802 final ArrayList<String> pkgList = new ArrayList<String>(1); 11803 pkgList.add(deletedPackage.applicationInfo.packageName); 11804 sendResourcesChangedBroadcast(false, true, pkgList, uidArray, null); 11805 } 11806 11807 deleteCodeCacheDirsLI(pkg.volumeUuid, pkgName); 11808 try { 11809 final PackageParser.Package newPackage = scanPackageLI(pkg, parseFlags, 11810 scanFlags | SCAN_UPDATE_TIME, System.currentTimeMillis(), user); 11811 updateSettingsLI(newPackage, installerPackageName, volumeUuid, allUsers, 11812 perUserInstalled, res, user); 11813 updatedSettings = true; 11814 } catch (PackageManagerException e) { 11815 res.setError("Package couldn't be installed in " + pkg.codePath, e); 11816 } 11817 } 11818 11819 if (res.returnCode != PackageManager.INSTALL_SUCCEEDED) { 11820 // remove package from internal structures. Note that we want deletePackageX to 11821 // delete the package data and cache directories that it created in 11822 // scanPackageLocked, unless those directories existed before we even tried to 11823 // install. 11824 if(updatedSettings) { 11825 if (DEBUG_INSTALL) Slog.d(TAG, "Install failed, rolling pack: " + pkgName); 11826 deletePackageLI( 11827 pkgName, null, true, allUsers, perUserInstalled, 11828 PackageManager.DELETE_KEEP_DATA, 11829 res.removedInfo, true); 11830 } 11831 // Since we failed to install the new package we need to restore the old 11832 // package that we deleted. 11833 if (deletedPkg) { 11834 if (DEBUG_INSTALL) Slog.d(TAG, "Install failed, reinstalling: " + deletedPackage); 11835 File restoreFile = new File(deletedPackage.codePath); 11836 // Parse old package 11837 boolean oldExternal = isExternal(deletedPackage); 11838 int oldParseFlags = mDefParseFlags | PackageParser.PARSE_CHATTY | 11839 (deletedPackage.isForwardLocked() ? PackageParser.PARSE_FORWARD_LOCK : 0) | 11840 (oldExternal ? PackageParser.PARSE_EXTERNAL_STORAGE : 0); 11841 int oldScanFlags = SCAN_UPDATE_SIGNATURE | SCAN_UPDATE_TIME; 11842 try { 11843 scanPackageLI(restoreFile, oldParseFlags, oldScanFlags, origUpdateTime, null); 11844 } catch (PackageManagerException e) { 11845 Slog.e(TAG, "Failed to restore package : " + pkgName + " after failed upgrade: " 11846 + e.getMessage()); 11847 return; 11848 } 11849 // Restore of old package succeeded. Update permissions. 11850 // writer 11851 synchronized (mPackages) { 11852 updatePermissionsLPw(deletedPackage.packageName, deletedPackage, 11853 UPDATE_PERMISSIONS_ALL); 11854 // can downgrade to reader 11855 mSettings.writeLPr(); 11856 } 11857 Slog.i(TAG, "Successfully restored package : " + pkgName + " after failed upgrade"); 11858 } 11859 } 11860 } 11861 11862 private void replaceSystemPackageLI(PackageParser.Package deletedPackage, 11863 PackageParser.Package pkg, int parseFlags, int scanFlags, UserHandle user, 11864 int[] allUsers, boolean[] perUserInstalled, String installerPackageName, 11865 String volumeUuid, PackageInstalledInfo res) { 11866 if (DEBUG_INSTALL) Slog.d(TAG, "replaceSystemPackageLI: new=" + pkg 11867 + ", old=" + deletedPackage); 11868 boolean disabledSystem = false; 11869 boolean updatedSettings = false; 11870 parseFlags |= PackageParser.PARSE_IS_SYSTEM; 11871 if ((deletedPackage.applicationInfo.privateFlags&ApplicationInfo.PRIVATE_FLAG_PRIVILEGED) 11872 != 0) { 11873 parseFlags |= PackageParser.PARSE_IS_PRIVILEGED; 11874 } 11875 String packageName = deletedPackage.packageName; 11876 if (packageName == null) { 11877 res.setError(INSTALL_FAILED_REPLACE_COULDNT_DELETE, 11878 "Attempt to delete null packageName."); 11879 return; 11880 } 11881 PackageParser.Package oldPkg; 11882 PackageSetting oldPkgSetting; 11883 // reader 11884 synchronized (mPackages) { 11885 oldPkg = mPackages.get(packageName); 11886 oldPkgSetting = mSettings.mPackages.get(packageName); 11887 if((oldPkg == null) || (oldPkg.applicationInfo == null) || 11888 (oldPkgSetting == null)) { 11889 res.setError(INSTALL_FAILED_REPLACE_COULDNT_DELETE, 11890 "Couldn't find package:" + packageName + " information"); 11891 return; 11892 } 11893 } 11894 11895 res.removedInfo.uid = oldPkg.applicationInfo.uid; 11896 res.removedInfo.removedPackage = packageName; 11897 // Remove existing system package 11898 removePackageLI(oldPkgSetting, true); 11899 // writer 11900 synchronized (mPackages) { 11901 disabledSystem = mSettings.disableSystemPackageLPw(packageName); 11902 if (!disabledSystem && deletedPackage != null) { 11903 // We didn't need to disable the .apk as a current system package, 11904 // which means we are replacing another update that is already 11905 // installed. We need to make sure to delete the older one's .apk. 11906 res.removedInfo.args = createInstallArgsForExisting(0, 11907 deletedPackage.applicationInfo.getCodePath(), 11908 deletedPackage.applicationInfo.getResourcePath(), 11909 getAppDexInstructionSets(deletedPackage.applicationInfo)); 11910 } else { 11911 res.removedInfo.args = null; 11912 } 11913 } 11914 11915 // Successfully disabled the old package. Now proceed with re-installation 11916 deleteCodeCacheDirsLI(pkg.volumeUuid, packageName); 11917 11918 res.returnCode = PackageManager.INSTALL_SUCCEEDED; 11919 pkg.applicationInfo.flags |= ApplicationInfo.FLAG_UPDATED_SYSTEM_APP; 11920 11921 PackageParser.Package newPackage = null; 11922 try { 11923 newPackage = scanPackageLI(pkg, parseFlags, scanFlags, 0, user); 11924 if (newPackage.mExtras != null) { 11925 final PackageSetting newPkgSetting = (PackageSetting) newPackage.mExtras; 11926 newPkgSetting.firstInstallTime = oldPkgSetting.firstInstallTime; 11927 newPkgSetting.lastUpdateTime = System.currentTimeMillis(); 11928 11929 // is the update attempting to change shared user? that isn't going to work... 11930 if (oldPkgSetting.sharedUser != newPkgSetting.sharedUser) { 11931 res.setError(INSTALL_FAILED_SHARED_USER_INCOMPATIBLE, 11932 "Forbidding shared user change from " + oldPkgSetting.sharedUser 11933 + " to " + newPkgSetting.sharedUser); 11934 updatedSettings = true; 11935 } 11936 } 11937 11938 if (res.returnCode == PackageManager.INSTALL_SUCCEEDED) { 11939 updateSettingsLI(newPackage, installerPackageName, volumeUuid, allUsers, 11940 perUserInstalled, res, user); 11941 updatedSettings = true; 11942 } 11943 11944 } catch (PackageManagerException e) { 11945 res.setError("Package couldn't be installed in " + pkg.codePath, e); 11946 } 11947 11948 if (res.returnCode != PackageManager.INSTALL_SUCCEEDED) { 11949 // Re installation failed. Restore old information 11950 // Remove new pkg information 11951 if (newPackage != null) { 11952 removeInstalledPackageLI(newPackage, true); 11953 } 11954 // Add back the old system package 11955 try { 11956 scanPackageLI(oldPkg, parseFlags, SCAN_UPDATE_SIGNATURE, 0, user); 11957 } catch (PackageManagerException e) { 11958 Slog.e(TAG, "Failed to restore original package: " + e.getMessage()); 11959 } 11960 // Restore the old system information in Settings 11961 synchronized (mPackages) { 11962 if (disabledSystem) { 11963 mSettings.enableSystemPackageLPw(packageName); 11964 } 11965 if (updatedSettings) { 11966 mSettings.setInstallerPackageName(packageName, 11967 oldPkgSetting.installerPackageName); 11968 } 11969 mSettings.writeLPr(); 11970 } 11971 } 11972 } 11973 11974 private void updateSettingsLI(PackageParser.Package newPackage, String installerPackageName, 11975 String volumeUuid, int[] allUsers, boolean[] perUserInstalled, PackageInstalledInfo res, 11976 UserHandle user) { 11977 String pkgName = newPackage.packageName; 11978 synchronized (mPackages) { 11979 //write settings. the installStatus will be incomplete at this stage. 11980 //note that the new package setting would have already been 11981 //added to mPackages. It hasn't been persisted yet. 11982 mSettings.setInstallStatus(pkgName, PackageSettingBase.PKG_INSTALL_INCOMPLETE); 11983 mSettings.writeLPr(); 11984 } 11985 11986 if (DEBUG_INSTALL) Slog.d(TAG, "New package installed in " + newPackage.codePath); 11987 11988 synchronized (mPackages) { 11989 updatePermissionsLPw(newPackage.packageName, newPackage, 11990 UPDATE_PERMISSIONS_REPLACE_PKG | (newPackage.permissions.size() > 0 11991 ? UPDATE_PERMISSIONS_ALL : 0)); 11992 // For system-bundled packages, we assume that installing an upgraded version 11993 // of the package implies that the user actually wants to run that new code, 11994 // so we enable the package. 11995 PackageSetting ps = mSettings.mPackages.get(pkgName); 11996 if (ps != null) { 11997 if (isSystemApp(newPackage)) { 11998 // NB: implicit assumption that system package upgrades apply to all users 11999 if (DEBUG_INSTALL) { 12000 Slog.d(TAG, "Implicitly enabling system package on upgrade: " + pkgName); 12001 } 12002 if (res.origUsers != null) { 12003 for (int userHandle : res.origUsers) { 12004 ps.setEnabled(COMPONENT_ENABLED_STATE_DEFAULT, 12005 userHandle, installerPackageName); 12006 } 12007 } 12008 // Also convey the prior install/uninstall state 12009 if (allUsers != null && perUserInstalled != null) { 12010 for (int i = 0; i < allUsers.length; i++) { 12011 if (DEBUG_INSTALL) { 12012 Slog.d(TAG, " user " + allUsers[i] 12013 + " => " + perUserInstalled[i]); 12014 } 12015 ps.setInstalled(perUserInstalled[i], allUsers[i]); 12016 } 12017 // these install state changes will be persisted in the 12018 // upcoming call to mSettings.writeLPr(). 12019 } 12020 } 12021 // It's implied that when a user requests installation, they want the app to be 12022 // installed and enabled. 12023 int userId = user.getIdentifier(); 12024 if (userId != UserHandle.USER_ALL) { 12025 ps.setInstalled(true, userId); 12026 ps.setEnabled(COMPONENT_ENABLED_STATE_DEFAULT, userId, installerPackageName); 12027 } 12028 } 12029 res.name = pkgName; 12030 res.uid = newPackage.applicationInfo.uid; 12031 res.pkg = newPackage; 12032 mSettings.setInstallStatus(pkgName, PackageSettingBase.PKG_INSTALL_COMPLETE); 12033 mSettings.setInstallerPackageName(pkgName, installerPackageName); 12034 res.returnCode = PackageManager.INSTALL_SUCCEEDED; 12035 //to update install status 12036 mSettings.writeLPr(); 12037 } 12038 } 12039 12040 private void installPackageLI(InstallArgs args, PackageInstalledInfo res) { 12041 final int installFlags = args.installFlags; 12042 final String installerPackageName = args.installerPackageName; 12043 final String volumeUuid = args.volumeUuid; 12044 final File tmpPackageFile = new File(args.getCodePath()); 12045 final boolean forwardLocked = ((installFlags & PackageManager.INSTALL_FORWARD_LOCK) != 0); 12046 final boolean onExternal = (((installFlags & PackageManager.INSTALL_EXTERNAL) != 0) 12047 || (args.volumeUuid != null)); 12048 boolean replace = false; 12049 int scanFlags = SCAN_NEW_INSTALL | SCAN_UPDATE_SIGNATURE; 12050 if (args.move != null) { 12051 // moving a complete application; perfom an initial scan on the new install location 12052 scanFlags |= SCAN_INITIAL; 12053 } 12054 // Result object to be returned 12055 res.returnCode = PackageManager.INSTALL_SUCCEEDED; 12056 12057 if (DEBUG_INSTALL) Slog.d(TAG, "installPackageLI: path=" + tmpPackageFile); 12058 // Retrieve PackageSettings and parse package 12059 final int parseFlags = mDefParseFlags | PackageParser.PARSE_CHATTY 12060 | (forwardLocked ? PackageParser.PARSE_FORWARD_LOCK : 0) 12061 | (onExternal ? PackageParser.PARSE_EXTERNAL_STORAGE : 0); 12062 PackageParser pp = new PackageParser(); 12063 pp.setSeparateProcesses(mSeparateProcesses); 12064 pp.setDisplayMetrics(mMetrics); 12065 12066 final PackageParser.Package pkg; 12067 try { 12068 pkg = pp.parsePackage(tmpPackageFile, parseFlags); 12069 } catch (PackageParserException e) { 12070 res.setError("Failed parse during installPackageLI", e); 12071 return; 12072 } 12073 12074 // Mark that we have an install time CPU ABI override. 12075 pkg.cpuAbiOverride = args.abiOverride; 12076 12077 String pkgName = res.name = pkg.packageName; 12078 if ((pkg.applicationInfo.flags&ApplicationInfo.FLAG_TEST_ONLY) != 0) { 12079 if ((installFlags & PackageManager.INSTALL_ALLOW_TEST) == 0) { 12080 res.setError(INSTALL_FAILED_TEST_ONLY, "installPackageLI"); 12081 return; 12082 } 12083 } 12084 12085 try { 12086 pp.collectCertificates(pkg, parseFlags); 12087 pp.collectManifestDigest(pkg); 12088 } catch (PackageParserException e) { 12089 res.setError("Failed collect during installPackageLI", e); 12090 return; 12091 } 12092 12093 /* If the installer passed in a manifest digest, compare it now. */ 12094 if (args.manifestDigest != null) { 12095 if (DEBUG_INSTALL) { 12096 final String parsedManifest = pkg.manifestDigest == null ? "null" 12097 : pkg.manifestDigest.toString(); 12098 Slog.d(TAG, "Comparing manifests: " + args.manifestDigest.toString() + " vs. " 12099 + parsedManifest); 12100 } 12101 12102 if (!args.manifestDigest.equals(pkg.manifestDigest)) { 12103 res.setError(INSTALL_FAILED_PACKAGE_CHANGED, "Manifest digest changed"); 12104 return; 12105 } 12106 } else if (DEBUG_INSTALL) { 12107 final String parsedManifest = pkg.manifestDigest == null 12108 ? "null" : pkg.manifestDigest.toString(); 12109 Slog.d(TAG, "manifestDigest was not present, but parser got: " + parsedManifest); 12110 } 12111 12112 // Get rid of all references to package scan path via parser. 12113 pp = null; 12114 String oldCodePath = null; 12115 boolean systemApp = false; 12116 synchronized (mPackages) { 12117 // Check if installing already existing package 12118 if ((installFlags & PackageManager.INSTALL_REPLACE_EXISTING) != 0) { 12119 String oldName = mSettings.mRenamedPackages.get(pkgName); 12120 if (pkg.mOriginalPackages != null 12121 && pkg.mOriginalPackages.contains(oldName) 12122 && mPackages.containsKey(oldName)) { 12123 // This package is derived from an original package, 12124 // and this device has been updating from that original 12125 // name. We must continue using the original name, so 12126 // rename the new package here. 12127 pkg.setPackageName(oldName); 12128 pkgName = pkg.packageName; 12129 replace = true; 12130 if (DEBUG_INSTALL) Slog.d(TAG, "Replacing existing renamed package: oldName=" 12131 + oldName + " pkgName=" + pkgName); 12132 } else if (mPackages.containsKey(pkgName)) { 12133 // This package, under its official name, already exists 12134 // on the device; we should replace it. 12135 replace = true; 12136 if (DEBUG_INSTALL) Slog.d(TAG, "Replace existing pacakge: " + pkgName); 12137 } 12138 12139 // Prevent apps opting out from runtime permissions 12140 if (replace) { 12141 PackageParser.Package oldPackage = mPackages.get(pkgName); 12142 final int oldTargetSdk = oldPackage.applicationInfo.targetSdkVersion; 12143 final int newTargetSdk = pkg.applicationInfo.targetSdkVersion; 12144 if (oldTargetSdk > Build.VERSION_CODES.LOLLIPOP_MR1 12145 && newTargetSdk <= Build.VERSION_CODES.LOLLIPOP_MR1) { 12146 res.setError(PackageManager.INSTALL_FAILED_PERMISSION_MODEL_DOWNGRADE, 12147 "Package " + pkg.packageName + " new target SDK " + newTargetSdk 12148 + " doesn't support runtime permissions but the old" 12149 + " target SDK " + oldTargetSdk + " does."); 12150 return; 12151 } 12152 } 12153 } 12154 12155 PackageSetting ps = mSettings.mPackages.get(pkgName); 12156 if (ps != null) { 12157 if (DEBUG_INSTALL) Slog.d(TAG, "Existing package: " + ps); 12158 12159 // Quick sanity check that we're signed correctly if updating; 12160 // we'll check this again later when scanning, but we want to 12161 // bail early here before tripping over redefined permissions. 12162 if (shouldCheckUpgradeKeySetLP(ps, scanFlags)) { 12163 if (!checkUpgradeKeySetLP(ps, pkg)) { 12164 res.setError(INSTALL_FAILED_UPDATE_INCOMPATIBLE, "Package " 12165 + pkg.packageName + " upgrade keys do not match the " 12166 + "previously installed version"); 12167 return; 12168 } 12169 } else { 12170 try { 12171 verifySignaturesLP(ps, pkg); 12172 } catch (PackageManagerException e) { 12173 res.setError(e.error, e.getMessage()); 12174 return; 12175 } 12176 } 12177 12178 oldCodePath = mSettings.mPackages.get(pkgName).codePathString; 12179 if (ps.pkg != null && ps.pkg.applicationInfo != null) { 12180 systemApp = (ps.pkg.applicationInfo.flags & 12181 ApplicationInfo.FLAG_SYSTEM) != 0; 12182 } 12183 res.origUsers = ps.queryInstalledUsers(sUserManager.getUserIds(), true); 12184 } 12185 12186 // Check whether the newly-scanned package wants to define an already-defined perm 12187 int N = pkg.permissions.size(); 12188 for (int i = N-1; i >= 0; i--) { 12189 PackageParser.Permission perm = pkg.permissions.get(i); 12190 BasePermission bp = mSettings.mPermissions.get(perm.info.name); 12191 if (bp != null) { 12192 // If the defining package is signed with our cert, it's okay. This 12193 // also includes the "updating the same package" case, of course. 12194 // "updating same package" could also involve key-rotation. 12195 final boolean sigsOk; 12196 if (bp.sourcePackage.equals(pkg.packageName) 12197 && (bp.packageSetting instanceof PackageSetting) 12198 && (shouldCheckUpgradeKeySetLP((PackageSetting) bp.packageSetting, 12199 scanFlags))) { 12200 sigsOk = checkUpgradeKeySetLP((PackageSetting) bp.packageSetting, pkg); 12201 } else { 12202 sigsOk = compareSignatures(bp.packageSetting.signatures.mSignatures, 12203 pkg.mSignatures) == PackageManager.SIGNATURE_MATCH; 12204 } 12205 if (!sigsOk) { 12206 // If the owning package is the system itself, we log but allow 12207 // install to proceed; we fail the install on all other permission 12208 // redefinitions. 12209 if (!bp.sourcePackage.equals("android")) { 12210 res.setError(INSTALL_FAILED_DUPLICATE_PERMISSION, "Package " 12211 + pkg.packageName + " attempting to redeclare permission " 12212 + perm.info.name + " already owned by " + bp.sourcePackage); 12213 res.origPermission = perm.info.name; 12214 res.origPackage = bp.sourcePackage; 12215 return; 12216 } else { 12217 Slog.w(TAG, "Package " + pkg.packageName 12218 + " attempting to redeclare system permission " 12219 + perm.info.name + "; ignoring new declaration"); 12220 pkg.permissions.remove(i); 12221 } 12222 } 12223 } 12224 } 12225 12226 } 12227 12228 if (systemApp && onExternal) { 12229 // Disable updates to system apps on sdcard 12230 res.setError(INSTALL_FAILED_INVALID_INSTALL_LOCATION, 12231 "Cannot install updates to system apps on sdcard"); 12232 return; 12233 } 12234 12235 if (args.move != null) { 12236 // We did an in-place move, so dex is ready to roll 12237 scanFlags |= SCAN_NO_DEX; 12238 scanFlags |= SCAN_MOVE; 12239 } else if (!forwardLocked && !pkg.applicationInfo.isExternalAsec()) { 12240 // Enable SCAN_NO_DEX flag to skip dexopt at a later stage 12241 scanFlags |= SCAN_NO_DEX; 12242 12243 try { 12244 derivePackageAbi(pkg, new File(pkg.codePath), args.abiOverride, 12245 true /* extract libs */); 12246 } catch (PackageManagerException pme) { 12247 Slog.e(TAG, "Error deriving application ABI", pme); 12248 res.setError(INSTALL_FAILED_INTERNAL_ERROR, "Error deriving application ABI"); 12249 return; 12250 } 12251 12252 // Run dexopt before old package gets removed, to minimize time when app is unavailable 12253 int result = mPackageDexOptimizer 12254 .performDexOpt(pkg, null /* instruction sets */, false /* forceDex */, 12255 false /* defer */, false /* inclDependencies */); 12256 if (result == PackageDexOptimizer.DEX_OPT_FAILED) { 12257 res.setError(INSTALL_FAILED_DEXOPT, "Dexopt failed for " + pkg.codePath); 12258 return; 12259 } 12260 } 12261 12262 if (!args.doRename(res.returnCode, pkg, oldCodePath)) { 12263 res.setError(INSTALL_FAILED_INSUFFICIENT_STORAGE, "Failed rename"); 12264 return; 12265 } 12266 12267 startIntentFilterVerifications(args.user.getIdentifier(), replace, pkg); 12268 12269 if (replace) { 12270 replacePackageLI(pkg, parseFlags, scanFlags, args.user, 12271 installerPackageName, volumeUuid, res); 12272 } else { 12273 installNewPackageLI(pkg, parseFlags, scanFlags | SCAN_DELETE_DATA_ON_FAILURES, 12274 args.user, installerPackageName, volumeUuid, res); 12275 } 12276 synchronized (mPackages) { 12277 final PackageSetting ps = mSettings.mPackages.get(pkgName); 12278 if (ps != null) { 12279 res.newUsers = ps.queryInstalledUsers(sUserManager.getUserIds(), true); 12280 } 12281 } 12282 } 12283 12284 private void startIntentFilterVerifications(int userId, boolean replacing, 12285 PackageParser.Package pkg) { 12286 if (mIntentFilterVerifierComponent == null) { 12287 Slog.w(TAG, "No IntentFilter verification will not be done as " 12288 + "there is no IntentFilterVerifier available!"); 12289 return; 12290 } 12291 12292 final int verifierUid = getPackageUid( 12293 mIntentFilterVerifierComponent.getPackageName(), 12294 (userId == UserHandle.USER_ALL) ? UserHandle.USER_OWNER : userId); 12295 12296 mHandler.removeMessages(START_INTENT_FILTER_VERIFICATIONS); 12297 final Message msg = mHandler.obtainMessage(START_INTENT_FILTER_VERIFICATIONS); 12298 msg.obj = new IFVerificationParams(pkg, replacing, userId, verifierUid); 12299 mHandler.sendMessage(msg); 12300 } 12301 12302 private void verifyIntentFiltersIfNeeded(int userId, int verifierUid, boolean replacing, 12303 PackageParser.Package pkg) { 12304 int size = pkg.activities.size(); 12305 if (size == 0) { 12306 if (DEBUG_DOMAIN_VERIFICATION) Slog.d(TAG, 12307 "No activity, so no need to verify any IntentFilter!"); 12308 return; 12309 } 12310 12311 final boolean hasDomainURLs = hasDomainURLs(pkg); 12312 if (!hasDomainURLs) { 12313 if (DEBUG_DOMAIN_VERIFICATION) Slog.d(TAG, 12314 "No domain URLs, so no need to verify any IntentFilter!"); 12315 return; 12316 } 12317 12318 if (DEBUG_DOMAIN_VERIFICATION) Slog.d(TAG, "Checking for userId:" + userId 12319 + " if any IntentFilter from the " + size 12320 + " Activities needs verification ..."); 12321 12322 int count = 0; 12323 final String packageName = pkg.packageName; 12324 12325 synchronized (mPackages) { 12326 // If this is a new install and we see that we've already run verification for this 12327 // package, we have nothing to do: it means the state was restored from backup. 12328 if (!replacing) { 12329 IntentFilterVerificationInfo ivi = 12330 mSettings.getIntentFilterVerificationLPr(packageName); 12331 if (ivi != null) { 12332 if (DEBUG_DOMAIN_VERIFICATION) { 12333 Slog.i(TAG, "Package " + packageName+ " already verified: status=" 12334 + ivi.getStatusString()); 12335 } 12336 return; 12337 } 12338 } 12339 12340 // If any filters need to be verified, then all need to be. 12341 boolean needToVerify = false; 12342 for (PackageParser.Activity a : pkg.activities) { 12343 for (ActivityIntentInfo filter : a.intents) { 12344 if (filter.needsVerification() && needsNetworkVerificationLPr(filter)) { 12345 if (DEBUG_DOMAIN_VERIFICATION) { 12346 Slog.d(TAG, "Intent filter needs verification, so processing all filters"); 12347 } 12348 needToVerify = true; 12349 break; 12350 } 12351 } 12352 } 12353 12354 if (needToVerify) { 12355 final int verificationId = mIntentFilterVerificationToken++; 12356 for (PackageParser.Activity a : pkg.activities) { 12357 for (ActivityIntentInfo filter : a.intents) { 12358 if (filter.handlesWebUris(true) && needsNetworkVerificationLPr(filter)) { 12359 if (DEBUG_DOMAIN_VERIFICATION) Slog.d(TAG, 12360 "Verification needed for IntentFilter:" + filter.toString()); 12361 mIntentFilterVerifier.addOneIntentFilterVerification( 12362 verifierUid, userId, verificationId, filter, packageName); 12363 count++; 12364 } 12365 } 12366 } 12367 } 12368 } 12369 12370 if (count > 0) { 12371 if (DEBUG_DOMAIN_VERIFICATION) Slog.d(TAG, "Starting " + count 12372 + " IntentFilter verification" + (count > 1 ? "s" : "") 12373 + " for userId:" + userId); 12374 mIntentFilterVerifier.startVerifications(userId); 12375 } else { 12376 if (DEBUG_DOMAIN_VERIFICATION) { 12377 Slog.d(TAG, "No filters or not all autoVerify for " + packageName); 12378 } 12379 } 12380 } 12381 12382 private boolean needsNetworkVerificationLPr(ActivityIntentInfo filter) { 12383 final ComponentName cn = filter.activity.getComponentName(); 12384 final String packageName = cn.getPackageName(); 12385 12386 IntentFilterVerificationInfo ivi = mSettings.getIntentFilterVerificationLPr( 12387 packageName); 12388 if (ivi == null) { 12389 return true; 12390 } 12391 int status = ivi.getStatus(); 12392 switch (status) { 12393 case INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_UNDEFINED: 12394 case INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_ASK: 12395 return true; 12396 12397 default: 12398 // Nothing to do 12399 return false; 12400 } 12401 } 12402 12403 private static boolean isMultiArch(PackageSetting ps) { 12404 return (ps.pkgFlags & ApplicationInfo.FLAG_MULTIARCH) != 0; 12405 } 12406 12407 private static boolean isMultiArch(ApplicationInfo info) { 12408 return (info.flags & ApplicationInfo.FLAG_MULTIARCH) != 0; 12409 } 12410 12411 private static boolean isExternal(PackageParser.Package pkg) { 12412 return (pkg.applicationInfo.flags & ApplicationInfo.FLAG_EXTERNAL_STORAGE) != 0; 12413 } 12414 12415 private static boolean isExternal(PackageSetting ps) { 12416 return (ps.pkgFlags & ApplicationInfo.FLAG_EXTERNAL_STORAGE) != 0; 12417 } 12418 12419 private static boolean isExternal(ApplicationInfo info) { 12420 return (info.flags & ApplicationInfo.FLAG_EXTERNAL_STORAGE) != 0; 12421 } 12422 12423 private static boolean isSystemApp(PackageParser.Package pkg) { 12424 return (pkg.applicationInfo.flags & ApplicationInfo.FLAG_SYSTEM) != 0; 12425 } 12426 12427 private static boolean isPrivilegedApp(PackageParser.Package pkg) { 12428 return (pkg.applicationInfo.privateFlags & ApplicationInfo.PRIVATE_FLAG_PRIVILEGED) != 0; 12429 } 12430 12431 private static boolean hasDomainURLs(PackageParser.Package pkg) { 12432 return (pkg.applicationInfo.privateFlags & ApplicationInfo.PRIVATE_FLAG_HAS_DOMAIN_URLS) != 0; 12433 } 12434 12435 private static boolean isSystemApp(PackageSetting ps) { 12436 return (ps.pkgFlags & ApplicationInfo.FLAG_SYSTEM) != 0; 12437 } 12438 12439 private static boolean isUpdatedSystemApp(PackageSetting ps) { 12440 return (ps.pkgFlags & ApplicationInfo.FLAG_UPDATED_SYSTEM_APP) != 0; 12441 } 12442 12443 private int packageFlagsToInstallFlags(PackageSetting ps) { 12444 int installFlags = 0; 12445 if (isExternal(ps) && TextUtils.isEmpty(ps.volumeUuid)) { 12446 // This existing package was an external ASEC install when we have 12447 // the external flag without a UUID 12448 installFlags |= PackageManager.INSTALL_EXTERNAL; 12449 } 12450 if (ps.isForwardLocked()) { 12451 installFlags |= PackageManager.INSTALL_FORWARD_LOCK; 12452 } 12453 return installFlags; 12454 } 12455 12456 private void deleteTempPackageFiles() { 12457 final FilenameFilter filter = new FilenameFilter() { 12458 public boolean accept(File dir, String name) { 12459 return name.startsWith("vmdl") && name.endsWith(".tmp"); 12460 } 12461 }; 12462 for (File file : mDrmAppPrivateInstallDir.listFiles(filter)) { 12463 file.delete(); 12464 } 12465 } 12466 12467 @Override 12468 public void deletePackageAsUser(String packageName, IPackageDeleteObserver observer, int userId, 12469 int flags) { 12470 deletePackage(packageName, new LegacyPackageDeleteObserver(observer).getBinder(), userId, 12471 flags); 12472 } 12473 12474 @Override 12475 public void deletePackage(final String packageName, 12476 final IPackageDeleteObserver2 observer, final int userId, final int flags) { 12477 mContext.enforceCallingOrSelfPermission( 12478 android.Manifest.permission.DELETE_PACKAGES, null); 12479 Preconditions.checkNotNull(packageName); 12480 Preconditions.checkNotNull(observer); 12481 final int uid = Binder.getCallingUid(); 12482 if (UserHandle.getUserId(uid) != userId) { 12483 mContext.enforceCallingPermission( 12484 android.Manifest.permission.INTERACT_ACROSS_USERS_FULL, 12485 "deletePackage for user " + userId); 12486 } 12487 if (isUserRestricted(userId, UserManager.DISALLOW_UNINSTALL_APPS)) { 12488 try { 12489 observer.onPackageDeleted(packageName, 12490 PackageManager.DELETE_FAILED_USER_RESTRICTED, null); 12491 } catch (RemoteException re) { 12492 } 12493 return; 12494 } 12495 12496 boolean uninstallBlocked = false; 12497 if ((flags & PackageManager.DELETE_ALL_USERS) != 0) { 12498 int[] users = sUserManager.getUserIds(); 12499 for (int i = 0; i < users.length; ++i) { 12500 if (getBlockUninstallForUser(packageName, users[i])) { 12501 uninstallBlocked = true; 12502 break; 12503 } 12504 } 12505 } else { 12506 uninstallBlocked = getBlockUninstallForUser(packageName, userId); 12507 } 12508 if (uninstallBlocked) { 12509 try { 12510 observer.onPackageDeleted(packageName, PackageManager.DELETE_FAILED_OWNER_BLOCKED, 12511 null); 12512 } catch (RemoteException re) { 12513 } 12514 return; 12515 } 12516 12517 if (DEBUG_REMOVE) { 12518 Slog.d(TAG, "deletePackageAsUser: pkg=" + packageName + " user=" + userId); 12519 } 12520 // Queue up an async operation since the package deletion may take a little while. 12521 mHandler.post(new Runnable() { 12522 public void run() { 12523 mHandler.removeCallbacks(this); 12524 final int returnCode = deletePackageX(packageName, userId, flags); 12525 if (observer != null) { 12526 try { 12527 observer.onPackageDeleted(packageName, returnCode, null); 12528 } catch (RemoteException e) { 12529 Log.i(TAG, "Observer no longer exists."); 12530 } //end catch 12531 } //end if 12532 } //end run 12533 }); 12534 } 12535 12536 private boolean isPackageDeviceAdmin(String packageName, int userId) { 12537 IDevicePolicyManager dpm = IDevicePolicyManager.Stub.asInterface( 12538 ServiceManager.getService(Context.DEVICE_POLICY_SERVICE)); 12539 try { 12540 if (dpm != null) { 12541 if (dpm.isDeviceOwner(packageName)) { 12542 return true; 12543 } 12544 int[] users; 12545 if (userId == UserHandle.USER_ALL) { 12546 users = sUserManager.getUserIds(); 12547 } else { 12548 users = new int[]{userId}; 12549 } 12550 for (int i = 0; i < users.length; ++i) { 12551 if (dpm.packageHasActiveAdmins(packageName, users[i])) { 12552 return true; 12553 } 12554 } 12555 } 12556 } catch (RemoteException e) { 12557 } 12558 return false; 12559 } 12560 12561 /** 12562 * This method is an internal method that could be get invoked either 12563 * to delete an installed package or to clean up a failed installation. 12564 * After deleting an installed package, a broadcast is sent to notify any 12565 * listeners that the package has been installed. For cleaning up a failed 12566 * installation, the broadcast is not necessary since the package's 12567 * installation wouldn't have sent the initial broadcast either 12568 * The key steps in deleting a package are 12569 * deleting the package information in internal structures like mPackages, 12570 * deleting the packages base directories through installd 12571 * updating mSettings to reflect current status 12572 * persisting settings for later use 12573 * sending a broadcast if necessary 12574 */ 12575 private int deletePackageX(String packageName, int userId, int flags) { 12576 final PackageRemovedInfo info = new PackageRemovedInfo(); 12577 final boolean res; 12578 12579 final UserHandle removeForUser = (flags & PackageManager.DELETE_ALL_USERS) != 0 12580 ? UserHandle.ALL : new UserHandle(userId); 12581 12582 if (isPackageDeviceAdmin(packageName, removeForUser.getIdentifier())) { 12583 Slog.w(TAG, "Not removing package " + packageName + ": has active device admin"); 12584 return PackageManager.DELETE_FAILED_DEVICE_POLICY_MANAGER; 12585 } 12586 12587 boolean removedForAllUsers = false; 12588 boolean systemUpdate = false; 12589 12590 // for the uninstall-updates case and restricted profiles, remember the per- 12591 // userhandle installed state 12592 int[] allUsers; 12593 boolean[] perUserInstalled; 12594 synchronized (mPackages) { 12595 PackageSetting ps = mSettings.mPackages.get(packageName); 12596 allUsers = sUserManager.getUserIds(); 12597 perUserInstalled = new boolean[allUsers.length]; 12598 for (int i = 0; i < allUsers.length; i++) { 12599 perUserInstalled[i] = ps != null ? ps.getInstalled(allUsers[i]) : false; 12600 } 12601 } 12602 12603 synchronized (mInstallLock) { 12604 if (DEBUG_REMOVE) Slog.d(TAG, "deletePackageX: pkg=" + packageName + " user=" + userId); 12605 res = deletePackageLI(packageName, removeForUser, 12606 true, allUsers, perUserInstalled, 12607 flags | REMOVE_CHATTY, info, true); 12608 systemUpdate = info.isRemovedPackageSystemUpdate; 12609 if (res && !systemUpdate && mPackages.get(packageName) == null) { 12610 removedForAllUsers = true; 12611 } 12612 if (DEBUG_REMOVE) Slog.d(TAG, "delete res: systemUpdate=" + systemUpdate 12613 + " removedForAllUsers=" + removedForAllUsers); 12614 } 12615 12616 if (res) { 12617 info.sendBroadcast(true, systemUpdate, removedForAllUsers); 12618 12619 // If the removed package was a system update, the old system package 12620 // was re-enabled; we need to broadcast this information 12621 if (systemUpdate) { 12622 Bundle extras = new Bundle(1); 12623 extras.putInt(Intent.EXTRA_UID, info.removedAppId >= 0 12624 ? info.removedAppId : info.uid); 12625 extras.putBoolean(Intent.EXTRA_REPLACING, true); 12626 12627 sendPackageBroadcast(Intent.ACTION_PACKAGE_ADDED, packageName, 12628 extras, null, null, null); 12629 sendPackageBroadcast(Intent.ACTION_PACKAGE_REPLACED, packageName, 12630 extras, null, null, null); 12631 sendPackageBroadcast(Intent.ACTION_MY_PACKAGE_REPLACED, null, 12632 null, packageName, null, null); 12633 } 12634 } 12635 // Force a gc here. 12636 Runtime.getRuntime().gc(); 12637 // Delete the resources here after sending the broadcast to let 12638 // other processes clean up before deleting resources. 12639 if (info.args != null) { 12640 synchronized (mInstallLock) { 12641 info.args.doPostDeleteLI(true); 12642 } 12643 } 12644 12645 return res ? PackageManager.DELETE_SUCCEEDED : PackageManager.DELETE_FAILED_INTERNAL_ERROR; 12646 } 12647 12648 class PackageRemovedInfo { 12649 String removedPackage; 12650 int uid = -1; 12651 int removedAppId = -1; 12652 int[] removedUsers = null; 12653 boolean isRemovedPackageSystemUpdate = false; 12654 // Clean up resources deleted packages. 12655 InstallArgs args = null; 12656 12657 void sendBroadcast(boolean fullRemove, boolean replacing, boolean removedForAllUsers) { 12658 Bundle extras = new Bundle(1); 12659 extras.putInt(Intent.EXTRA_UID, removedAppId >= 0 ? removedAppId : uid); 12660 extras.putBoolean(Intent.EXTRA_DATA_REMOVED, fullRemove); 12661 if (replacing) { 12662 extras.putBoolean(Intent.EXTRA_REPLACING, true); 12663 } 12664 extras.putBoolean(Intent.EXTRA_REMOVED_FOR_ALL_USERS, removedForAllUsers); 12665 if (removedPackage != null) { 12666 sendPackageBroadcast(Intent.ACTION_PACKAGE_REMOVED, removedPackage, 12667 extras, null, null, removedUsers); 12668 if (fullRemove && !replacing) { 12669 sendPackageBroadcast(Intent.ACTION_PACKAGE_FULLY_REMOVED, removedPackage, 12670 extras, null, null, removedUsers); 12671 } 12672 } 12673 if (removedAppId >= 0) { 12674 sendPackageBroadcast(Intent.ACTION_UID_REMOVED, null, extras, null, null, 12675 removedUsers); 12676 } 12677 } 12678 } 12679 12680 /* 12681 * This method deletes the package from internal data structures. If the DONT_DELETE_DATA 12682 * flag is not set, the data directory is removed as well. 12683 * make sure this flag is set for partially installed apps. If not its meaningless to 12684 * delete a partially installed application. 12685 */ 12686 private void removePackageDataLI(PackageSetting ps, 12687 int[] allUserHandles, boolean[] perUserInstalled, 12688 PackageRemovedInfo outInfo, int flags, boolean writeSettings) { 12689 String packageName = ps.name; 12690 if (DEBUG_REMOVE) Slog.d(TAG, "removePackageDataLI: " + ps); 12691 removePackageLI(ps, (flags&REMOVE_CHATTY) != 0); 12692 // Retrieve object to delete permissions for shared user later on 12693 final PackageSetting deletedPs; 12694 // reader 12695 synchronized (mPackages) { 12696 deletedPs = mSettings.mPackages.get(packageName); 12697 if (outInfo != null) { 12698 outInfo.removedPackage = packageName; 12699 outInfo.removedUsers = deletedPs != null 12700 ? deletedPs.queryInstalledUsers(sUserManager.getUserIds(), true) 12701 : null; 12702 } 12703 } 12704 if ((flags&PackageManager.DELETE_KEEP_DATA) == 0) { 12705 removeDataDirsLI(ps.volumeUuid, packageName); 12706 schedulePackageCleaning(packageName, UserHandle.USER_ALL, true); 12707 } 12708 // writer 12709 synchronized (mPackages) { 12710 if (deletedPs != null) { 12711 if ((flags&PackageManager.DELETE_KEEP_DATA) == 0) { 12712 clearIntentFilterVerificationsLPw(deletedPs.name, UserHandle.USER_ALL); 12713 clearDefaultBrowserIfNeeded(packageName); 12714 if (outInfo != null) { 12715 mSettings.mKeySetManagerService.removeAppKeySetDataLPw(packageName); 12716 outInfo.removedAppId = mSettings.removePackageLPw(packageName); 12717 } 12718 updatePermissionsLPw(deletedPs.name, null, 0); 12719 if (deletedPs.sharedUser != null) { 12720 // Remove permissions associated with package. Since runtime 12721 // permissions are per user we have to kill the removed package 12722 // or packages running under the shared user of the removed 12723 // package if revoking the permissions requested only by the removed 12724 // package is successful and this causes a change in gids. 12725 for (int userId : UserManagerService.getInstance().getUserIds()) { 12726 final int userIdToKill = mSettings.updateSharedUserPermsLPw(deletedPs, 12727 userId); 12728 if (userIdToKill == UserHandle.USER_ALL 12729 || userIdToKill >= UserHandle.USER_OWNER) { 12730 // If gids changed for this user, kill all affected packages. 12731 mHandler.post(new Runnable() { 12732 @Override 12733 public void run() { 12734 // This has to happen with no lock held. 12735 killSettingPackagesForUser(deletedPs, userIdToKill, 12736 KILL_APP_REASON_GIDS_CHANGED); 12737 } 12738 }); 12739 break; 12740 } 12741 } 12742 } 12743 clearPackagePreferredActivitiesLPw(deletedPs.name, UserHandle.USER_ALL); 12744 } 12745 // make sure to preserve per-user disabled state if this removal was just 12746 // a downgrade of a system app to the factory package 12747 if (allUserHandles != null && perUserInstalled != null) { 12748 if (DEBUG_REMOVE) { 12749 Slog.d(TAG, "Propagating install state across downgrade"); 12750 } 12751 for (int i = 0; i < allUserHandles.length; i++) { 12752 if (DEBUG_REMOVE) { 12753 Slog.d(TAG, " user " + allUserHandles[i] 12754 + " => " + perUserInstalled[i]); 12755 } 12756 ps.setInstalled(perUserInstalled[i], allUserHandles[i]); 12757 } 12758 } 12759 } 12760 // can downgrade to reader 12761 if (writeSettings) { 12762 // Save settings now 12763 mSettings.writeLPr(); 12764 } 12765 } 12766 if (outInfo != null) { 12767 // A user ID was deleted here. Go through all users and remove it 12768 // from KeyStore. 12769 removeKeystoreDataIfNeeded(UserHandle.USER_ALL, outInfo.removedAppId); 12770 } 12771 } 12772 12773 static boolean locationIsPrivileged(File path) { 12774 try { 12775 final String privilegedAppDir = new File(Environment.getRootDirectory(), "priv-app") 12776 .getCanonicalPath(); 12777 return path.getCanonicalPath().startsWith(privilegedAppDir); 12778 } catch (IOException e) { 12779 Slog.e(TAG, "Unable to access code path " + path); 12780 } 12781 return false; 12782 } 12783 12784 /* 12785 * Tries to delete system package. 12786 */ 12787 private boolean deleteSystemPackageLI(PackageSetting newPs, 12788 int[] allUserHandles, boolean[] perUserInstalled, 12789 int flags, PackageRemovedInfo outInfo, boolean writeSettings) { 12790 final boolean applyUserRestrictions 12791 = (allUserHandles != null) && (perUserInstalled != null); 12792 PackageSetting disabledPs = null; 12793 // Confirm if the system package has been updated 12794 // An updated system app can be deleted. This will also have to restore 12795 // the system pkg from system partition 12796 // reader 12797 synchronized (mPackages) { 12798 disabledPs = mSettings.getDisabledSystemPkgLPr(newPs.name); 12799 } 12800 if (DEBUG_REMOVE) Slog.d(TAG, "deleteSystemPackageLI: newPs=" + newPs 12801 + " disabledPs=" + disabledPs); 12802 if (disabledPs == null) { 12803 Slog.w(TAG, "Attempt to delete unknown system package "+ newPs.name); 12804 return false; 12805 } else if (DEBUG_REMOVE) { 12806 Slog.d(TAG, "Deleting system pkg from data partition"); 12807 } 12808 if (DEBUG_REMOVE) { 12809 if (applyUserRestrictions) { 12810 Slog.d(TAG, "Remembering install states:"); 12811 for (int i = 0; i < allUserHandles.length; i++) { 12812 Slog.d(TAG, " u=" + allUserHandles[i] + " inst=" + perUserInstalled[i]); 12813 } 12814 } 12815 } 12816 // Delete the updated package 12817 outInfo.isRemovedPackageSystemUpdate = true; 12818 if (disabledPs.versionCode < newPs.versionCode) { 12819 // Delete data for downgrades 12820 flags &= ~PackageManager.DELETE_KEEP_DATA; 12821 } else { 12822 // Preserve data by setting flag 12823 flags |= PackageManager.DELETE_KEEP_DATA; 12824 } 12825 boolean ret = deleteInstalledPackageLI(newPs, true, flags, 12826 allUserHandles, perUserInstalled, outInfo, writeSettings); 12827 if (!ret) { 12828 return false; 12829 } 12830 // writer 12831 synchronized (mPackages) { 12832 // Reinstate the old system package 12833 mSettings.enableSystemPackageLPw(newPs.name); 12834 // Remove any native libraries from the upgraded package. 12835 NativeLibraryHelper.removeNativeBinariesLI(newPs.legacyNativeLibraryPathString); 12836 } 12837 // Install the system package 12838 if (DEBUG_REMOVE) Slog.d(TAG, "Re-installing system package: " + disabledPs); 12839 int parseFlags = PackageParser.PARSE_MUST_BE_APK | PackageParser.PARSE_IS_SYSTEM; 12840 if (locationIsPrivileged(disabledPs.codePath)) { 12841 parseFlags |= PackageParser.PARSE_IS_PRIVILEGED; 12842 } 12843 12844 final PackageParser.Package newPkg; 12845 try { 12846 newPkg = scanPackageLI(disabledPs.codePath, parseFlags, SCAN_NO_PATHS, 0, null); 12847 } catch (PackageManagerException e) { 12848 Slog.w(TAG, "Failed to restore system package:" + newPs.name + ": " + e.getMessage()); 12849 return false; 12850 } 12851 12852 // writer 12853 synchronized (mPackages) { 12854 PackageSetting ps = mSettings.mPackages.get(newPkg.packageName); 12855 12856 // Propagate the permissions state as we do want to drop on the floor 12857 // runtime permissions. The update permissions method below will take 12858 // care of removing obsolete permissions and grant install permissions. 12859 ps.getPermissionsState().copyFrom(disabledPs.getPermissionsState()); 12860 updatePermissionsLPw(newPkg.packageName, newPkg, 12861 UPDATE_PERMISSIONS_ALL | UPDATE_PERMISSIONS_REPLACE_PKG); 12862 12863 if (applyUserRestrictions) { 12864 if (DEBUG_REMOVE) { 12865 Slog.d(TAG, "Propagating install state across reinstall"); 12866 } 12867 for (int i = 0; i < allUserHandles.length; i++) { 12868 if (DEBUG_REMOVE) { 12869 Slog.d(TAG, " user " + allUserHandles[i] 12870 + " => " + perUserInstalled[i]); 12871 } 12872 ps.setInstalled(perUserInstalled[i], allUserHandles[i]); 12873 } 12874 // Regardless of writeSettings we need to ensure that this restriction 12875 // state propagation is persisted 12876 mSettings.writeAllUsersPackageRestrictionsLPr(); 12877 } 12878 // can downgrade to reader here 12879 if (writeSettings) { 12880 mSettings.writeLPr(); 12881 } 12882 } 12883 return true; 12884 } 12885 12886 private boolean deleteInstalledPackageLI(PackageSetting ps, 12887 boolean deleteCodeAndResources, int flags, 12888 int[] allUserHandles, boolean[] perUserInstalled, 12889 PackageRemovedInfo outInfo, boolean writeSettings) { 12890 if (outInfo != null) { 12891 outInfo.uid = ps.appId; 12892 } 12893 12894 // Delete package data from internal structures and also remove data if flag is set 12895 removePackageDataLI(ps, allUserHandles, perUserInstalled, outInfo, flags, writeSettings); 12896 12897 // Delete application code and resources 12898 if (deleteCodeAndResources && (outInfo != null)) { 12899 outInfo.args = createInstallArgsForExisting(packageFlagsToInstallFlags(ps), 12900 ps.codePathString, ps.resourcePathString, getAppDexInstructionSets(ps)); 12901 if (DEBUG_SD_INSTALL) Slog.i(TAG, "args=" + outInfo.args); 12902 } 12903 return true; 12904 } 12905 12906 @Override 12907 public boolean setBlockUninstallForUser(String packageName, boolean blockUninstall, 12908 int userId) { 12909 mContext.enforceCallingOrSelfPermission( 12910 android.Manifest.permission.DELETE_PACKAGES, null); 12911 synchronized (mPackages) { 12912 PackageSetting ps = mSettings.mPackages.get(packageName); 12913 if (ps == null) { 12914 Log.i(TAG, "Package doesn't exist in set block uninstall " + packageName); 12915 return false; 12916 } 12917 if (!ps.getInstalled(userId)) { 12918 // Can't block uninstall for an app that is not installed or enabled. 12919 Log.i(TAG, "Package not installed in set block uninstall " + packageName); 12920 return false; 12921 } 12922 ps.setBlockUninstall(blockUninstall, userId); 12923 mSettings.writePackageRestrictionsLPr(userId); 12924 } 12925 return true; 12926 } 12927 12928 @Override 12929 public boolean getBlockUninstallForUser(String packageName, int userId) { 12930 synchronized (mPackages) { 12931 PackageSetting ps = mSettings.mPackages.get(packageName); 12932 if (ps == null) { 12933 Log.i(TAG, "Package doesn't exist in get block uninstall " + packageName); 12934 return false; 12935 } 12936 return ps.getBlockUninstall(userId); 12937 } 12938 } 12939 12940 /* 12941 * This method handles package deletion in general 12942 */ 12943 private boolean deletePackageLI(String packageName, UserHandle user, 12944 boolean deleteCodeAndResources, int[] allUserHandles, boolean[] perUserInstalled, 12945 int flags, PackageRemovedInfo outInfo, 12946 boolean writeSettings) { 12947 if (packageName == null) { 12948 Slog.w(TAG, "Attempt to delete null packageName."); 12949 return false; 12950 } 12951 if (DEBUG_REMOVE) Slog.d(TAG, "deletePackageLI: " + packageName + " user " + user); 12952 PackageSetting ps; 12953 boolean dataOnly = false; 12954 int removeUser = -1; 12955 int appId = -1; 12956 synchronized (mPackages) { 12957 ps = mSettings.mPackages.get(packageName); 12958 if (ps == null) { 12959 Slog.w(TAG, "Package named '" + packageName + "' doesn't exist."); 12960 return false; 12961 } 12962 if ((!isSystemApp(ps) || (flags&PackageManager.DELETE_SYSTEM_APP) != 0) && user != null 12963 && user.getIdentifier() != UserHandle.USER_ALL) { 12964 // The caller is asking that the package only be deleted for a single 12965 // user. To do this, we just mark its uninstalled state and delete 12966 // its data. If this is a system app, we only allow this to happen if 12967 // they have set the special DELETE_SYSTEM_APP which requests different 12968 // semantics than normal for uninstalling system apps. 12969 if (DEBUG_REMOVE) Slog.d(TAG, "Only deleting for single user"); 12970 ps.setUserState(user.getIdentifier(), 12971 COMPONENT_ENABLED_STATE_DEFAULT, 12972 false, //installed 12973 true, //stopped 12974 true, //notLaunched 12975 false, //hidden 12976 null, null, null, 12977 false, // blockUninstall 12978 INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_UNDEFINED, 0); 12979 if (!isSystemApp(ps)) { 12980 if (ps.isAnyInstalled(sUserManager.getUserIds())) { 12981 // Other user still have this package installed, so all 12982 // we need to do is clear this user's data and save that 12983 // it is uninstalled. 12984 if (DEBUG_REMOVE) Slog.d(TAG, "Still installed by other users"); 12985 removeUser = user.getIdentifier(); 12986 appId = ps.appId; 12987 scheduleWritePackageRestrictionsLocked(removeUser); 12988 } else { 12989 // We need to set it back to 'installed' so the uninstall 12990 // broadcasts will be sent correctly. 12991 if (DEBUG_REMOVE) Slog.d(TAG, "Not installed by other users, full delete"); 12992 ps.setInstalled(true, user.getIdentifier()); 12993 } 12994 } else { 12995 // This is a system app, so we assume that the 12996 // other users still have this package installed, so all 12997 // we need to do is clear this user's data and save that 12998 // it is uninstalled. 12999 if (DEBUG_REMOVE) Slog.d(TAG, "Deleting system app"); 13000 removeUser = user.getIdentifier(); 13001 appId = ps.appId; 13002 scheduleWritePackageRestrictionsLocked(removeUser); 13003 } 13004 } 13005 } 13006 13007 if (removeUser >= 0) { 13008 // From above, we determined that we are deleting this only 13009 // for a single user. Continue the work here. 13010 if (DEBUG_REMOVE) Slog.d(TAG, "Updating install state for user: " + removeUser); 13011 if (outInfo != null) { 13012 outInfo.removedPackage = packageName; 13013 outInfo.removedAppId = appId; 13014 outInfo.removedUsers = new int[] {removeUser}; 13015 } 13016 mInstaller.clearUserData(ps.volumeUuid, packageName, removeUser); 13017 removeKeystoreDataIfNeeded(removeUser, appId); 13018 schedulePackageCleaning(packageName, removeUser, false); 13019 synchronized (mPackages) { 13020 if (clearPackagePreferredActivitiesLPw(packageName, removeUser)) { 13021 scheduleWritePackageRestrictionsLocked(removeUser); 13022 } 13023 resetUserChangesToRuntimePermissionsAndFlagsLocked(ps, removeUser); 13024 } 13025 return true; 13026 } 13027 13028 if (dataOnly) { 13029 // Delete application data first 13030 if (DEBUG_REMOVE) Slog.d(TAG, "Removing package data only"); 13031 removePackageDataLI(ps, null, null, outInfo, flags, writeSettings); 13032 return true; 13033 } 13034 13035 boolean ret = false; 13036 if (isSystemApp(ps)) { 13037 if (DEBUG_REMOVE) Slog.d(TAG, "Removing system package:" + ps.name); 13038 // When an updated system application is deleted we delete the existing resources as well and 13039 // fall back to existing code in system partition 13040 ret = deleteSystemPackageLI(ps, allUserHandles, perUserInstalled, 13041 flags, outInfo, writeSettings); 13042 } else { 13043 if (DEBUG_REMOVE) Slog.d(TAG, "Removing non-system package:" + ps.name); 13044 // Kill application pre-emptively especially for apps on sd. 13045 killApplication(packageName, ps.appId, "uninstall pkg"); 13046 ret = deleteInstalledPackageLI(ps, deleteCodeAndResources, flags, 13047 allUserHandles, perUserInstalled, 13048 outInfo, writeSettings); 13049 } 13050 13051 return ret; 13052 } 13053 13054 private final class ClearStorageConnection implements ServiceConnection { 13055 IMediaContainerService mContainerService; 13056 13057 @Override 13058 public void onServiceConnected(ComponentName name, IBinder service) { 13059 synchronized (this) { 13060 mContainerService = IMediaContainerService.Stub.asInterface(service); 13061 notifyAll(); 13062 } 13063 } 13064 13065 @Override 13066 public void onServiceDisconnected(ComponentName name) { 13067 } 13068 } 13069 13070 private void clearExternalStorageDataSync(String packageName, int userId, boolean allData) { 13071 final boolean mounted; 13072 if (Environment.isExternalStorageEmulated()) { 13073 mounted = true; 13074 } else { 13075 final String status = Environment.getExternalStorageState(); 13076 13077 mounted = status.equals(Environment.MEDIA_MOUNTED) 13078 || status.equals(Environment.MEDIA_MOUNTED_READ_ONLY); 13079 } 13080 13081 if (!mounted) { 13082 return; 13083 } 13084 13085 final Intent containerIntent = new Intent().setComponent(DEFAULT_CONTAINER_COMPONENT); 13086 int[] users; 13087 if (userId == UserHandle.USER_ALL) { 13088 users = sUserManager.getUserIds(); 13089 } else { 13090 users = new int[] { userId }; 13091 } 13092 final ClearStorageConnection conn = new ClearStorageConnection(); 13093 if (mContext.bindServiceAsUser( 13094 containerIntent, conn, Context.BIND_AUTO_CREATE, UserHandle.OWNER)) { 13095 try { 13096 for (int curUser : users) { 13097 long timeout = SystemClock.uptimeMillis() + 5000; 13098 synchronized (conn) { 13099 long now = SystemClock.uptimeMillis(); 13100 while (conn.mContainerService == null && now < timeout) { 13101 try { 13102 conn.wait(timeout - now); 13103 } catch (InterruptedException e) { 13104 } 13105 } 13106 } 13107 if (conn.mContainerService == null) { 13108 return; 13109 } 13110 13111 final UserEnvironment userEnv = new UserEnvironment(curUser); 13112 clearDirectory(conn.mContainerService, 13113 userEnv.buildExternalStorageAppCacheDirs(packageName)); 13114 if (allData) { 13115 clearDirectory(conn.mContainerService, 13116 userEnv.buildExternalStorageAppDataDirs(packageName)); 13117 clearDirectory(conn.mContainerService, 13118 userEnv.buildExternalStorageAppMediaDirs(packageName)); 13119 } 13120 } 13121 } finally { 13122 mContext.unbindService(conn); 13123 } 13124 } 13125 } 13126 13127 @Override 13128 public void clearApplicationUserData(final String packageName, 13129 final IPackageDataObserver observer, final int userId) { 13130 mContext.enforceCallingOrSelfPermission( 13131 android.Manifest.permission.CLEAR_APP_USER_DATA, null); 13132 enforceCrossUserPermission(Binder.getCallingUid(), userId, true, false, "clear application data"); 13133 // Queue up an async operation since the package deletion may take a little while. 13134 mHandler.post(new Runnable() { 13135 public void run() { 13136 mHandler.removeCallbacks(this); 13137 final boolean succeeded; 13138 synchronized (mInstallLock) { 13139 succeeded = clearApplicationUserDataLI(packageName, userId); 13140 } 13141 clearExternalStorageDataSync(packageName, userId, true); 13142 if (succeeded) { 13143 // invoke DeviceStorageMonitor's update method to clear any notifications 13144 DeviceStorageMonitorInternal 13145 dsm = LocalServices.getService(DeviceStorageMonitorInternal.class); 13146 if (dsm != null) { 13147 dsm.checkMemory(); 13148 } 13149 } 13150 if(observer != null) { 13151 try { 13152 observer.onRemoveCompleted(packageName, succeeded); 13153 } catch (RemoteException e) { 13154 Log.i(TAG, "Observer no longer exists."); 13155 } 13156 } //end if observer 13157 } //end run 13158 }); 13159 } 13160 13161 private boolean clearApplicationUserDataLI(String packageName, int userId) { 13162 if (packageName == null) { 13163 Slog.w(TAG, "Attempt to delete null packageName."); 13164 return false; 13165 } 13166 13167 // Try finding details about the requested package 13168 PackageParser.Package pkg; 13169 synchronized (mPackages) { 13170 pkg = mPackages.get(packageName); 13171 if (pkg == null) { 13172 final PackageSetting ps = mSettings.mPackages.get(packageName); 13173 if (ps != null) { 13174 pkg = ps.pkg; 13175 } 13176 } 13177 13178 if (pkg == null) { 13179 Slog.w(TAG, "Package named '" + packageName + "' doesn't exist."); 13180 return false; 13181 } 13182 13183 PackageSetting ps = (PackageSetting) pkg.mExtras; 13184 resetUserChangesToRuntimePermissionsAndFlagsLocked(ps, userId); 13185 } 13186 13187 // Always delete data directories for package, even if we found no other 13188 // record of app. This helps users recover from UID mismatches without 13189 // resorting to a full data wipe. 13190 int retCode = mInstaller.clearUserData(pkg.volumeUuid, packageName, userId); 13191 if (retCode < 0) { 13192 Slog.w(TAG, "Couldn't remove cache files for package: " + packageName); 13193 return false; 13194 } 13195 13196 final int appId = pkg.applicationInfo.uid; 13197 removeKeystoreDataIfNeeded(userId, appId); 13198 13199 // Create a native library symlink only if we have native libraries 13200 // and if the native libraries are 32 bit libraries. We do not provide 13201 // this symlink for 64 bit libraries. 13202 if (pkg.applicationInfo.primaryCpuAbi != null && 13203 !VMRuntime.is64BitAbi(pkg.applicationInfo.primaryCpuAbi)) { 13204 final String nativeLibPath = pkg.applicationInfo.nativeLibraryDir; 13205 if (mInstaller.linkNativeLibraryDirectory(pkg.volumeUuid, pkg.packageName, 13206 nativeLibPath, userId) < 0) { 13207 Slog.w(TAG, "Failed linking native library dir"); 13208 return false; 13209 } 13210 } 13211 13212 return true; 13213 } 13214 13215 /** 13216 * Reverts user permission state changes (permissions and flags). 13217 * 13218 * @param ps The package for which to reset. 13219 * @param userId The device user for which to do a reset. 13220 */ 13221 private void resetUserChangesToRuntimePermissionsAndFlagsLocked( 13222 final PackageSetting ps, final int userId) { 13223 if (ps.pkg == null) { 13224 return; 13225 } 13226 13227 final int userSettableFlags = FLAG_PERMISSION_USER_SET 13228 | FLAG_PERMISSION_USER_FIXED 13229 | FLAG_PERMISSION_REVOKE_ON_UPGRADE; 13230 13231 final int policyOrSystemFlags = FLAG_PERMISSION_SYSTEM_FIXED 13232 | FLAG_PERMISSION_POLICY_FIXED; 13233 13234 boolean writeInstallPermissions = false; 13235 boolean writeRuntimePermissions = false; 13236 13237 final int permissionCount = ps.pkg.requestedPermissions.size(); 13238 for (int i = 0; i < permissionCount; i++) { 13239 String permission = ps.pkg.requestedPermissions.get(i); 13240 13241 BasePermission bp = mSettings.mPermissions.get(permission); 13242 if (bp == null) { 13243 continue; 13244 } 13245 13246 // If shared user we just reset the state to which only this app contributed. 13247 if (ps.sharedUser != null) { 13248 boolean used = false; 13249 final int packageCount = ps.sharedUser.packages.size(); 13250 for (int j = 0; j < packageCount; j++) { 13251 PackageSetting pkg = ps.sharedUser.packages.valueAt(j); 13252 if (pkg.pkg != null && !pkg.pkg.packageName.equals(ps.pkg.packageName) 13253 && pkg.pkg.requestedPermissions.contains(permission)) { 13254 used = true; 13255 break; 13256 } 13257 } 13258 if (used) { 13259 continue; 13260 } 13261 } 13262 13263 PermissionsState permissionsState = ps.getPermissionsState(); 13264 13265 final int oldFlags = permissionsState.getPermissionFlags(bp.name, userId); 13266 13267 // Always clear the user settable flags. 13268 final boolean hasInstallState = permissionsState.getInstallPermissionState( 13269 bp.name) != null; 13270 if (permissionsState.updatePermissionFlags(bp, userId, userSettableFlags, 0)) { 13271 if (hasInstallState) { 13272 writeInstallPermissions = true; 13273 } else { 13274 writeRuntimePermissions = true; 13275 } 13276 } 13277 13278 // Below is only runtime permission handling. 13279 if (!bp.isRuntime()) { 13280 continue; 13281 } 13282 13283 // Never clobber system or policy. 13284 if ((oldFlags & policyOrSystemFlags) != 0) { 13285 continue; 13286 } 13287 13288 // If this permission was granted by default, make sure it is. 13289 if ((oldFlags & FLAG_PERMISSION_GRANTED_BY_DEFAULT) != 0) { 13290 if (permissionsState.grantRuntimePermission(bp, userId) 13291 != PERMISSION_OPERATION_FAILURE) { 13292 writeRuntimePermissions = true; 13293 } 13294 } else { 13295 // Otherwise, reset the permission. 13296 final int revokeResult = permissionsState.revokeRuntimePermission(bp, userId); 13297 switch (revokeResult) { 13298 case PERMISSION_OPERATION_SUCCESS: { 13299 writeRuntimePermissions = true; 13300 } break; 13301 13302 case PERMISSION_OPERATION_SUCCESS_GIDS_CHANGED: { 13303 writeRuntimePermissions = true; 13304 // If gids changed for this user, kill all affected packages. 13305 mHandler.post(new Runnable() { 13306 @Override 13307 public void run() { 13308 // This has to happen with no lock held. 13309 killSettingPackagesForUser(ps, userId, 13310 KILL_APP_REASON_GIDS_CHANGED); 13311 } 13312 }); 13313 } break; 13314 } 13315 } 13316 } 13317 13318 // Synchronously write as we are taking permissions away. 13319 if (writeRuntimePermissions) { 13320 mSettings.writeRuntimePermissionsForUserLPr(userId, true); 13321 } 13322 13323 // Synchronously write as we are taking permissions away. 13324 if (writeInstallPermissions) { 13325 mSettings.writeLPr(); 13326 } 13327 } 13328 13329 /** 13330 * Remove entries from the keystore daemon. Will only remove it if the 13331 * {@code appId} is valid. 13332 */ 13333 private static void removeKeystoreDataIfNeeded(int userId, int appId) { 13334 if (appId < 0) { 13335 return; 13336 } 13337 13338 final KeyStore keyStore = KeyStore.getInstance(); 13339 if (keyStore != null) { 13340 if (userId == UserHandle.USER_ALL) { 13341 for (final int individual : sUserManager.getUserIds()) { 13342 keyStore.clearUid(UserHandle.getUid(individual, appId)); 13343 } 13344 } else { 13345 keyStore.clearUid(UserHandle.getUid(userId, appId)); 13346 } 13347 } else { 13348 Slog.w(TAG, "Could not contact keystore to clear entries for app id " + appId); 13349 } 13350 } 13351 13352 @Override 13353 public void deleteApplicationCacheFiles(final String packageName, 13354 final IPackageDataObserver observer) { 13355 mContext.enforceCallingOrSelfPermission( 13356 android.Manifest.permission.DELETE_CACHE_FILES, null); 13357 // Queue up an async operation since the package deletion may take a little while. 13358 final int userId = UserHandle.getCallingUserId(); 13359 mHandler.post(new Runnable() { 13360 public void run() { 13361 mHandler.removeCallbacks(this); 13362 final boolean succeded; 13363 synchronized (mInstallLock) { 13364 succeded = deleteApplicationCacheFilesLI(packageName, userId); 13365 } 13366 clearExternalStorageDataSync(packageName, userId, false); 13367 if (observer != null) { 13368 try { 13369 observer.onRemoveCompleted(packageName, succeded); 13370 } catch (RemoteException e) { 13371 Log.i(TAG, "Observer no longer exists."); 13372 } 13373 } //end if observer 13374 } //end run 13375 }); 13376 } 13377 13378 private boolean deleteApplicationCacheFilesLI(String packageName, int userId) { 13379 if (packageName == null) { 13380 Slog.w(TAG, "Attempt to delete null packageName."); 13381 return false; 13382 } 13383 PackageParser.Package p; 13384 synchronized (mPackages) { 13385 p = mPackages.get(packageName); 13386 } 13387 if (p == null) { 13388 Slog.w(TAG, "Package named '" + packageName +"' doesn't exist."); 13389 return false; 13390 } 13391 final ApplicationInfo applicationInfo = p.applicationInfo; 13392 if (applicationInfo == null) { 13393 Slog.w(TAG, "Package " + packageName + " has no applicationInfo."); 13394 return false; 13395 } 13396 int retCode = mInstaller.deleteCacheFiles(p.volumeUuid, packageName, userId); 13397 if (retCode < 0) { 13398 Slog.w(TAG, "Couldn't remove cache files for package: " 13399 + packageName + " u" + userId); 13400 return false; 13401 } 13402 return true; 13403 } 13404 13405 @Override 13406 public void getPackageSizeInfo(final String packageName, int userHandle, 13407 final IPackageStatsObserver observer) { 13408 mContext.enforceCallingOrSelfPermission( 13409 android.Manifest.permission.GET_PACKAGE_SIZE, null); 13410 if (packageName == null) { 13411 throw new IllegalArgumentException("Attempt to get size of null packageName"); 13412 } 13413 13414 PackageStats stats = new PackageStats(packageName, userHandle); 13415 13416 /* 13417 * Queue up an async operation since the package measurement may take a 13418 * little while. 13419 */ 13420 Message msg = mHandler.obtainMessage(INIT_COPY); 13421 msg.obj = new MeasureParams(stats, observer); 13422 mHandler.sendMessage(msg); 13423 } 13424 13425 private boolean getPackageSizeInfoLI(String packageName, int userHandle, 13426 PackageStats pStats) { 13427 if (packageName == null) { 13428 Slog.w(TAG, "Attempt to get size of null packageName."); 13429 return false; 13430 } 13431 PackageParser.Package p; 13432 boolean dataOnly = false; 13433 String libDirRoot = null; 13434 String asecPath = null; 13435 PackageSetting ps = null; 13436 synchronized (mPackages) { 13437 p = mPackages.get(packageName); 13438 ps = mSettings.mPackages.get(packageName); 13439 if(p == null) { 13440 dataOnly = true; 13441 if((ps == null) || (ps.pkg == null)) { 13442 Slog.w(TAG, "Package named '" + packageName +"' doesn't exist."); 13443 return false; 13444 } 13445 p = ps.pkg; 13446 } 13447 if (ps != null) { 13448 libDirRoot = ps.legacyNativeLibraryPathString; 13449 } 13450 if (p != null && (isExternal(p) || p.isForwardLocked())) { 13451 String secureContainerId = cidFromCodePath(p.applicationInfo.getBaseCodePath()); 13452 if (secureContainerId != null) { 13453 asecPath = PackageHelper.getSdFilesystem(secureContainerId); 13454 } 13455 } 13456 } 13457 String publicSrcDir = null; 13458 if(!dataOnly) { 13459 final ApplicationInfo applicationInfo = p.applicationInfo; 13460 if (applicationInfo == null) { 13461 Slog.w(TAG, "Package " + packageName + " has no applicationInfo."); 13462 return false; 13463 } 13464 if (p.isForwardLocked()) { 13465 publicSrcDir = applicationInfo.getBaseResourcePath(); 13466 } 13467 } 13468 // TODO: extend to measure size of split APKs 13469 // TODO(multiArch): Extend getSizeInfo to look at the full subdirectory tree, 13470 // not just the first level. 13471 // TODO(multiArch): Extend getSizeInfo to look at *all* instruction sets, not 13472 // just the primary. 13473 String[] dexCodeInstructionSets = getDexCodeInstructionSets(getAppDexInstructionSets(ps)); 13474 int res = mInstaller.getSizeInfo(p.volumeUuid, packageName, userHandle, p.baseCodePath, 13475 libDirRoot, publicSrcDir, asecPath, dexCodeInstructionSets, pStats); 13476 if (res < 0) { 13477 return false; 13478 } 13479 13480 // Fix-up for forward-locked applications in ASEC containers. 13481 if (!isExternal(p)) { 13482 pStats.codeSize += pStats.externalCodeSize; 13483 pStats.externalCodeSize = 0L; 13484 } 13485 13486 return true; 13487 } 13488 13489 13490 @Override 13491 public void addPackageToPreferred(String packageName) { 13492 Slog.w(TAG, "addPackageToPreferred: this is now a no-op"); 13493 } 13494 13495 @Override 13496 public void removePackageFromPreferred(String packageName) { 13497 Slog.w(TAG, "removePackageFromPreferred: this is now a no-op"); 13498 } 13499 13500 @Override 13501 public List<PackageInfo> getPreferredPackages(int flags) { 13502 return new ArrayList<PackageInfo>(); 13503 } 13504 13505 private int getUidTargetSdkVersionLockedLPr(int uid) { 13506 Object obj = mSettings.getUserIdLPr(uid); 13507 if (obj instanceof SharedUserSetting) { 13508 final SharedUserSetting sus = (SharedUserSetting) obj; 13509 int vers = Build.VERSION_CODES.CUR_DEVELOPMENT; 13510 final Iterator<PackageSetting> it = sus.packages.iterator(); 13511 while (it.hasNext()) { 13512 final PackageSetting ps = it.next(); 13513 if (ps.pkg != null) { 13514 int v = ps.pkg.applicationInfo.targetSdkVersion; 13515 if (v < vers) vers = v; 13516 } 13517 } 13518 return vers; 13519 } else if (obj instanceof PackageSetting) { 13520 final PackageSetting ps = (PackageSetting) obj; 13521 if (ps.pkg != null) { 13522 return ps.pkg.applicationInfo.targetSdkVersion; 13523 } 13524 } 13525 return Build.VERSION_CODES.CUR_DEVELOPMENT; 13526 } 13527 13528 @Override 13529 public void addPreferredActivity(IntentFilter filter, int match, 13530 ComponentName[] set, ComponentName activity, int userId) { 13531 addPreferredActivityInternal(filter, match, set, activity, true, userId, 13532 "Adding preferred"); 13533 } 13534 13535 private void addPreferredActivityInternal(IntentFilter filter, int match, 13536 ComponentName[] set, ComponentName activity, boolean always, int userId, 13537 String opname) { 13538 // writer 13539 int callingUid = Binder.getCallingUid(); 13540 enforceCrossUserPermission(callingUid, userId, true, false, "add preferred activity"); 13541 if (filter.countActions() == 0) { 13542 Slog.w(TAG, "Cannot set a preferred activity with no filter actions"); 13543 return; 13544 } 13545 synchronized (mPackages) { 13546 if (mContext.checkCallingOrSelfPermission( 13547 android.Manifest.permission.SET_PREFERRED_APPLICATIONS) 13548 != PackageManager.PERMISSION_GRANTED) { 13549 if (getUidTargetSdkVersionLockedLPr(callingUid) 13550 < Build.VERSION_CODES.FROYO) { 13551 Slog.w(TAG, "Ignoring addPreferredActivity() from uid " 13552 + callingUid); 13553 return; 13554 } 13555 mContext.enforceCallingOrSelfPermission( 13556 android.Manifest.permission.SET_PREFERRED_APPLICATIONS, null); 13557 } 13558 13559 PreferredIntentResolver pir = mSettings.editPreferredActivitiesLPw(userId); 13560 Slog.i(TAG, opname + " activity " + activity.flattenToShortString() + " for user " 13561 + userId + ":"); 13562 filter.dump(new LogPrinter(Log.INFO, TAG), " "); 13563 pir.addFilter(new PreferredActivity(filter, match, set, activity, always)); 13564 scheduleWritePackageRestrictionsLocked(userId); 13565 } 13566 } 13567 13568 @Override 13569 public void replacePreferredActivity(IntentFilter filter, int match, 13570 ComponentName[] set, ComponentName activity, int userId) { 13571 if (filter.countActions() != 1) { 13572 throw new IllegalArgumentException( 13573 "replacePreferredActivity expects filter to have only 1 action."); 13574 } 13575 if (filter.countDataAuthorities() != 0 13576 || filter.countDataPaths() != 0 13577 || filter.countDataSchemes() > 1 13578 || filter.countDataTypes() != 0) { 13579 throw new IllegalArgumentException( 13580 "replacePreferredActivity expects filter to have no data authorities, " + 13581 "paths, or types; and at most one scheme."); 13582 } 13583 13584 final int callingUid = Binder.getCallingUid(); 13585 enforceCrossUserPermission(callingUid, userId, true, false, "replace preferred activity"); 13586 synchronized (mPackages) { 13587 if (mContext.checkCallingOrSelfPermission( 13588 android.Manifest.permission.SET_PREFERRED_APPLICATIONS) 13589 != PackageManager.PERMISSION_GRANTED) { 13590 if (getUidTargetSdkVersionLockedLPr(callingUid) 13591 < Build.VERSION_CODES.FROYO) { 13592 Slog.w(TAG, "Ignoring replacePreferredActivity() from uid " 13593 + Binder.getCallingUid()); 13594 return; 13595 } 13596 mContext.enforceCallingOrSelfPermission( 13597 android.Manifest.permission.SET_PREFERRED_APPLICATIONS, null); 13598 } 13599 13600 PreferredIntentResolver pir = mSettings.mPreferredActivities.get(userId); 13601 if (pir != null) { 13602 // Get all of the existing entries that exactly match this filter. 13603 ArrayList<PreferredActivity> existing = pir.findFilters(filter); 13604 if (existing != null && existing.size() == 1) { 13605 PreferredActivity cur = existing.get(0); 13606 if (DEBUG_PREFERRED) { 13607 Slog.i(TAG, "Checking replace of preferred:"); 13608 filter.dump(new LogPrinter(Log.INFO, TAG), " "); 13609 if (!cur.mPref.mAlways) { 13610 Slog.i(TAG, " -- CUR; not mAlways!"); 13611 } else { 13612 Slog.i(TAG, " -- CUR: mMatch=" + cur.mPref.mMatch); 13613 Slog.i(TAG, " -- CUR: mSet=" 13614 + Arrays.toString(cur.mPref.mSetComponents)); 13615 Slog.i(TAG, " -- CUR: mComponent=" + cur.mPref.mShortComponent); 13616 Slog.i(TAG, " -- NEW: mMatch=" 13617 + (match&IntentFilter.MATCH_CATEGORY_MASK)); 13618 Slog.i(TAG, " -- CUR: mSet=" + Arrays.toString(set)); 13619 Slog.i(TAG, " -- CUR: mComponent=" + activity.flattenToShortString()); 13620 } 13621 } 13622 if (cur.mPref.mAlways && cur.mPref.mComponent.equals(activity) 13623 && cur.mPref.mMatch == (match&IntentFilter.MATCH_CATEGORY_MASK) 13624 && cur.mPref.sameSet(set)) { 13625 // Setting the preferred activity to what it happens to be already 13626 if (DEBUG_PREFERRED) { 13627 Slog.i(TAG, "Replacing with same preferred activity " 13628 + cur.mPref.mShortComponent + " for user " 13629 + userId + ":"); 13630 filter.dump(new LogPrinter(Log.INFO, TAG), " "); 13631 } 13632 return; 13633 } 13634 } 13635 13636 if (existing != null) { 13637 if (DEBUG_PREFERRED) { 13638 Slog.i(TAG, existing.size() + " existing preferred matches for:"); 13639 filter.dump(new LogPrinter(Log.INFO, TAG), " "); 13640 } 13641 for (int i = 0; i < existing.size(); i++) { 13642 PreferredActivity pa = existing.get(i); 13643 if (DEBUG_PREFERRED) { 13644 Slog.i(TAG, "Removing existing preferred activity " 13645 + pa.mPref.mComponent + ":"); 13646 pa.dump(new LogPrinter(Log.INFO, TAG), " "); 13647 } 13648 pir.removeFilter(pa); 13649 } 13650 } 13651 } 13652 addPreferredActivityInternal(filter, match, set, activity, true, userId, 13653 "Replacing preferred"); 13654 } 13655 } 13656 13657 @Override 13658 public void clearPackagePreferredActivities(String packageName) { 13659 final int uid = Binder.getCallingUid(); 13660 // writer 13661 synchronized (mPackages) { 13662 PackageParser.Package pkg = mPackages.get(packageName); 13663 if (pkg == null || pkg.applicationInfo.uid != uid) { 13664 if (mContext.checkCallingOrSelfPermission( 13665 android.Manifest.permission.SET_PREFERRED_APPLICATIONS) 13666 != PackageManager.PERMISSION_GRANTED) { 13667 if (getUidTargetSdkVersionLockedLPr(Binder.getCallingUid()) 13668 < Build.VERSION_CODES.FROYO) { 13669 Slog.w(TAG, "Ignoring clearPackagePreferredActivities() from uid " 13670 + Binder.getCallingUid()); 13671 return; 13672 } 13673 mContext.enforceCallingOrSelfPermission( 13674 android.Manifest.permission.SET_PREFERRED_APPLICATIONS, null); 13675 } 13676 } 13677 13678 int user = UserHandle.getCallingUserId(); 13679 if (clearPackagePreferredActivitiesLPw(packageName, user)) { 13680 scheduleWritePackageRestrictionsLocked(user); 13681 } 13682 } 13683 } 13684 13685 /** This method takes a specific user id as well as UserHandle.USER_ALL. */ 13686 boolean clearPackagePreferredActivitiesLPw(String packageName, int userId) { 13687 ArrayList<PreferredActivity> removed = null; 13688 boolean changed = false; 13689 for (int i=0; i<mSettings.mPreferredActivities.size(); i++) { 13690 final int thisUserId = mSettings.mPreferredActivities.keyAt(i); 13691 PreferredIntentResolver pir = mSettings.mPreferredActivities.valueAt(i); 13692 if (userId != UserHandle.USER_ALL && userId != thisUserId) { 13693 continue; 13694 } 13695 Iterator<PreferredActivity> it = pir.filterIterator(); 13696 while (it.hasNext()) { 13697 PreferredActivity pa = it.next(); 13698 // Mark entry for removal only if it matches the package name 13699 // and the entry is of type "always". 13700 if (packageName == null || 13701 (pa.mPref.mComponent.getPackageName().equals(packageName) 13702 && pa.mPref.mAlways)) { 13703 if (removed == null) { 13704 removed = new ArrayList<PreferredActivity>(); 13705 } 13706 removed.add(pa); 13707 } 13708 } 13709 if (removed != null) { 13710 for (int j=0; j<removed.size(); j++) { 13711 PreferredActivity pa = removed.get(j); 13712 pir.removeFilter(pa); 13713 } 13714 changed = true; 13715 } 13716 } 13717 return changed; 13718 } 13719 13720 /** This method takes a specific user id as well as UserHandle.USER_ALL. */ 13721 void clearIntentFilterVerificationsLPw(String packageName, int userId) { 13722 if (userId == UserHandle.USER_ALL) { 13723 if (mSettings.removeIntentFilterVerificationLPw(packageName, 13724 sUserManager.getUserIds())) { 13725 for (int oneUserId : sUserManager.getUserIds()) { 13726 scheduleWritePackageRestrictionsLocked(oneUserId); 13727 } 13728 } 13729 } else { 13730 if (mSettings.removeIntentFilterVerificationLPw(packageName, userId)) { 13731 scheduleWritePackageRestrictionsLocked(userId); 13732 } 13733 } 13734 } 13735 13736 13737 void clearDefaultBrowserIfNeeded(String packageName) { 13738 for (int oneUserId : sUserManager.getUserIds()) { 13739 String defaultBrowserPackageName = getDefaultBrowserPackageName(oneUserId); 13740 if (TextUtils.isEmpty(defaultBrowserPackageName)) continue; 13741 if (packageName.equals(defaultBrowserPackageName)) { 13742 setDefaultBrowserPackageName(null, oneUserId); 13743 } 13744 } 13745 } 13746 13747 @Override 13748 public void resetPreferredActivities(int userId) { 13749 mContext.enforceCallingOrSelfPermission( 13750 android.Manifest.permission.SET_PREFERRED_APPLICATIONS, null); 13751 // writer 13752 synchronized (mPackages) { 13753 clearPackagePreferredActivitiesLPw(null, userId); 13754 mSettings.applyDefaultPreferredAppsLPw(this, userId); 13755 applyFactoryDefaultBrowserLPw(userId); 13756 primeDomainVerificationsLPw(userId); 13757 13758 scheduleWritePackageRestrictionsLocked(userId); 13759 } 13760 } 13761 13762 @Override 13763 public int getPreferredActivities(List<IntentFilter> outFilters, 13764 List<ComponentName> outActivities, String packageName) { 13765 13766 int num = 0; 13767 final int userId = UserHandle.getCallingUserId(); 13768 // reader 13769 synchronized (mPackages) { 13770 PreferredIntentResolver pir = mSettings.mPreferredActivities.get(userId); 13771 if (pir != null) { 13772 final Iterator<PreferredActivity> it = pir.filterIterator(); 13773 while (it.hasNext()) { 13774 final PreferredActivity pa = it.next(); 13775 if (packageName == null 13776 || (pa.mPref.mComponent.getPackageName().equals(packageName) 13777 && pa.mPref.mAlways)) { 13778 if (outFilters != null) { 13779 outFilters.add(new IntentFilter(pa)); 13780 } 13781 if (outActivities != null) { 13782 outActivities.add(pa.mPref.mComponent); 13783 } 13784 } 13785 } 13786 } 13787 } 13788 13789 return num; 13790 } 13791 13792 @Override 13793 public void addPersistentPreferredActivity(IntentFilter filter, ComponentName activity, 13794 int userId) { 13795 int callingUid = Binder.getCallingUid(); 13796 if (callingUid != Process.SYSTEM_UID) { 13797 throw new SecurityException( 13798 "addPersistentPreferredActivity can only be run by the system"); 13799 } 13800 if (filter.countActions() == 0) { 13801 Slog.w(TAG, "Cannot set a preferred activity with no filter actions"); 13802 return; 13803 } 13804 synchronized (mPackages) { 13805 Slog.i(TAG, "Adding persistent preferred activity " + activity + " for user " + userId + 13806 " :"); 13807 filter.dump(new LogPrinter(Log.INFO, TAG), " "); 13808 mSettings.editPersistentPreferredActivitiesLPw(userId).addFilter( 13809 new PersistentPreferredActivity(filter, activity)); 13810 scheduleWritePackageRestrictionsLocked(userId); 13811 } 13812 } 13813 13814 @Override 13815 public void clearPackagePersistentPreferredActivities(String packageName, int userId) { 13816 int callingUid = Binder.getCallingUid(); 13817 if (callingUid != Process.SYSTEM_UID) { 13818 throw new SecurityException( 13819 "clearPackagePersistentPreferredActivities can only be run by the system"); 13820 } 13821 ArrayList<PersistentPreferredActivity> removed = null; 13822 boolean changed = false; 13823 synchronized (mPackages) { 13824 for (int i=0; i<mSettings.mPersistentPreferredActivities.size(); i++) { 13825 final int thisUserId = mSettings.mPersistentPreferredActivities.keyAt(i); 13826 PersistentPreferredIntentResolver ppir = mSettings.mPersistentPreferredActivities 13827 .valueAt(i); 13828 if (userId != thisUserId) { 13829 continue; 13830 } 13831 Iterator<PersistentPreferredActivity> it = ppir.filterIterator(); 13832 while (it.hasNext()) { 13833 PersistentPreferredActivity ppa = it.next(); 13834 // Mark entry for removal only if it matches the package name. 13835 if (ppa.mComponent.getPackageName().equals(packageName)) { 13836 if (removed == null) { 13837 removed = new ArrayList<PersistentPreferredActivity>(); 13838 } 13839 removed.add(ppa); 13840 } 13841 } 13842 if (removed != null) { 13843 for (int j=0; j<removed.size(); j++) { 13844 PersistentPreferredActivity ppa = removed.get(j); 13845 ppir.removeFilter(ppa); 13846 } 13847 changed = true; 13848 } 13849 } 13850 13851 if (changed) { 13852 scheduleWritePackageRestrictionsLocked(userId); 13853 } 13854 } 13855 } 13856 13857 /** 13858 * Common machinery for picking apart a restored XML blob and passing 13859 * it to a caller-supplied functor to be applied to the running system. 13860 */ 13861 private void restoreFromXml(XmlPullParser parser, int userId, 13862 String expectedStartTag, BlobXmlRestorer functor) 13863 throws IOException, XmlPullParserException { 13864 int type; 13865 while ((type = parser.next()) != XmlPullParser.START_TAG 13866 && type != XmlPullParser.END_DOCUMENT) { 13867 } 13868 if (type != XmlPullParser.START_TAG) { 13869 // oops didn't find a start tag?! 13870 if (DEBUG_BACKUP) { 13871 Slog.e(TAG, "Didn't find start tag during restore"); 13872 } 13873 return; 13874 } 13875 13876 // this is supposed to be TAG_PREFERRED_BACKUP 13877 if (!expectedStartTag.equals(parser.getName())) { 13878 if (DEBUG_BACKUP) { 13879 Slog.e(TAG, "Found unexpected tag " + parser.getName()); 13880 } 13881 return; 13882 } 13883 13884 // skip interfering stuff, then we're aligned with the backing implementation 13885 while ((type = parser.next()) == XmlPullParser.TEXT) { } 13886 functor.apply(parser, userId); 13887 } 13888 13889 private interface BlobXmlRestorer { 13890 public void apply(XmlPullParser parser, int userId) throws IOException, XmlPullParserException; 13891 } 13892 13893 /** 13894 * Non-Binder method, support for the backup/restore mechanism: write the 13895 * full set of preferred activities in its canonical XML format. Returns the 13896 * XML output as a byte array, or null if there is none. 13897 */ 13898 @Override 13899 public byte[] getPreferredActivityBackup(int userId) { 13900 if (Binder.getCallingUid() != Process.SYSTEM_UID) { 13901 throw new SecurityException("Only the system may call getPreferredActivityBackup()"); 13902 } 13903 13904 ByteArrayOutputStream dataStream = new ByteArrayOutputStream(); 13905 try { 13906 final XmlSerializer serializer = new FastXmlSerializer(); 13907 serializer.setOutput(dataStream, StandardCharsets.UTF_8.name()); 13908 serializer.startDocument(null, true); 13909 serializer.startTag(null, TAG_PREFERRED_BACKUP); 13910 13911 synchronized (mPackages) { 13912 mSettings.writePreferredActivitiesLPr(serializer, userId, true); 13913 } 13914 13915 serializer.endTag(null, TAG_PREFERRED_BACKUP); 13916 serializer.endDocument(); 13917 serializer.flush(); 13918 } catch (Exception e) { 13919 if (DEBUG_BACKUP) { 13920 Slog.e(TAG, "Unable to write preferred activities for backup", e); 13921 } 13922 return null; 13923 } 13924 13925 return dataStream.toByteArray(); 13926 } 13927 13928 @Override 13929 public void restorePreferredActivities(byte[] backup, int userId) { 13930 if (Binder.getCallingUid() != Process.SYSTEM_UID) { 13931 throw new SecurityException("Only the system may call restorePreferredActivities()"); 13932 } 13933 13934 try { 13935 final XmlPullParser parser = Xml.newPullParser(); 13936 parser.setInput(new ByteArrayInputStream(backup), StandardCharsets.UTF_8.name()); 13937 restoreFromXml(parser, userId, TAG_PREFERRED_BACKUP, 13938 new BlobXmlRestorer() { 13939 @Override 13940 public void apply(XmlPullParser parser, int userId) 13941 throws XmlPullParserException, IOException { 13942 synchronized (mPackages) { 13943 mSettings.readPreferredActivitiesLPw(parser, userId); 13944 } 13945 } 13946 } ); 13947 } catch (Exception e) { 13948 if (DEBUG_BACKUP) { 13949 Slog.e(TAG, "Exception restoring preferred activities: " + e.getMessage()); 13950 } 13951 } 13952 } 13953 13954 /** 13955 * Non-Binder method, support for the backup/restore mechanism: write the 13956 * default browser (etc) settings in its canonical XML format. Returns the default 13957 * browser XML representation as a byte array, or null if there is none. 13958 */ 13959 @Override 13960 public byte[] getDefaultAppsBackup(int userId) { 13961 if (Binder.getCallingUid() != Process.SYSTEM_UID) { 13962 throw new SecurityException("Only the system may call getDefaultAppsBackup()"); 13963 } 13964 13965 ByteArrayOutputStream dataStream = new ByteArrayOutputStream(); 13966 try { 13967 final XmlSerializer serializer = new FastXmlSerializer(); 13968 serializer.setOutput(dataStream, StandardCharsets.UTF_8.name()); 13969 serializer.startDocument(null, true); 13970 serializer.startTag(null, TAG_DEFAULT_APPS); 13971 13972 synchronized (mPackages) { 13973 mSettings.writeDefaultAppsLPr(serializer, userId); 13974 } 13975 13976 serializer.endTag(null, TAG_DEFAULT_APPS); 13977 serializer.endDocument(); 13978 serializer.flush(); 13979 } catch (Exception e) { 13980 if (DEBUG_BACKUP) { 13981 Slog.e(TAG, "Unable to write default apps for backup", e); 13982 } 13983 return null; 13984 } 13985 13986 return dataStream.toByteArray(); 13987 } 13988 13989 @Override 13990 public void restoreDefaultApps(byte[] backup, int userId) { 13991 if (Binder.getCallingUid() != Process.SYSTEM_UID) { 13992 throw new SecurityException("Only the system may call restoreDefaultApps()"); 13993 } 13994 13995 try { 13996 final XmlPullParser parser = Xml.newPullParser(); 13997 parser.setInput(new ByteArrayInputStream(backup), StandardCharsets.UTF_8.name()); 13998 restoreFromXml(parser, userId, TAG_DEFAULT_APPS, 13999 new BlobXmlRestorer() { 14000 @Override 14001 public void apply(XmlPullParser parser, int userId) 14002 throws XmlPullParserException, IOException { 14003 synchronized (mPackages) { 14004 mSettings.readDefaultAppsLPw(parser, userId); 14005 } 14006 } 14007 } ); 14008 } catch (Exception e) { 14009 if (DEBUG_BACKUP) { 14010 Slog.e(TAG, "Exception restoring default apps: " + e.getMessage()); 14011 } 14012 } 14013 } 14014 14015 @Override 14016 public byte[] getIntentFilterVerificationBackup(int userId) { 14017 if (Binder.getCallingUid() != Process.SYSTEM_UID) { 14018 throw new SecurityException("Only the system may call getIntentFilterVerificationBackup()"); 14019 } 14020 14021 ByteArrayOutputStream dataStream = new ByteArrayOutputStream(); 14022 try { 14023 final XmlSerializer serializer = new FastXmlSerializer(); 14024 serializer.setOutput(dataStream, StandardCharsets.UTF_8.name()); 14025 serializer.startDocument(null, true); 14026 serializer.startTag(null, TAG_INTENT_FILTER_VERIFICATION); 14027 14028 synchronized (mPackages) { 14029 mSettings.writeAllDomainVerificationsLPr(serializer, userId); 14030 } 14031 14032 serializer.endTag(null, TAG_INTENT_FILTER_VERIFICATION); 14033 serializer.endDocument(); 14034 serializer.flush(); 14035 } catch (Exception e) { 14036 if (DEBUG_BACKUP) { 14037 Slog.e(TAG, "Unable to write default apps for backup", e); 14038 } 14039 return null; 14040 } 14041 14042 return dataStream.toByteArray(); 14043 } 14044 14045 @Override 14046 public void restoreIntentFilterVerification(byte[] backup, int userId) { 14047 if (Binder.getCallingUid() != Process.SYSTEM_UID) { 14048 throw new SecurityException("Only the system may call restorePreferredActivities()"); 14049 } 14050 14051 try { 14052 final XmlPullParser parser = Xml.newPullParser(); 14053 parser.setInput(new ByteArrayInputStream(backup), StandardCharsets.UTF_8.name()); 14054 restoreFromXml(parser, userId, TAG_INTENT_FILTER_VERIFICATION, 14055 new BlobXmlRestorer() { 14056 @Override 14057 public void apply(XmlPullParser parser, int userId) 14058 throws XmlPullParserException, IOException { 14059 synchronized (mPackages) { 14060 mSettings.readAllDomainVerificationsLPr(parser, userId); 14061 mSettings.writeLPr(); 14062 } 14063 } 14064 } ); 14065 } catch (Exception e) { 14066 if (DEBUG_BACKUP) { 14067 Slog.e(TAG, "Exception restoring preferred activities: " + e.getMessage()); 14068 } 14069 } 14070 } 14071 14072 @Override 14073 public void addCrossProfileIntentFilter(IntentFilter intentFilter, String ownerPackage, 14074 int sourceUserId, int targetUserId, int flags) { 14075 mContext.enforceCallingOrSelfPermission( 14076 android.Manifest.permission.INTERACT_ACROSS_USERS_FULL, null); 14077 int callingUid = Binder.getCallingUid(); 14078 enforceOwnerRights(ownerPackage, callingUid); 14079 enforceShellRestriction(UserManager.DISALLOW_DEBUGGING_FEATURES, callingUid, sourceUserId); 14080 if (intentFilter.countActions() == 0) { 14081 Slog.w(TAG, "Cannot set a crossProfile intent filter with no filter actions"); 14082 return; 14083 } 14084 synchronized (mPackages) { 14085 CrossProfileIntentFilter newFilter = new CrossProfileIntentFilter(intentFilter, 14086 ownerPackage, targetUserId, flags); 14087 CrossProfileIntentResolver resolver = 14088 mSettings.editCrossProfileIntentResolverLPw(sourceUserId); 14089 ArrayList<CrossProfileIntentFilter> existing = resolver.findFilters(intentFilter); 14090 // We have all those whose filter is equal. Now checking if the rest is equal as well. 14091 if (existing != null) { 14092 int size = existing.size(); 14093 for (int i = 0; i < size; i++) { 14094 if (newFilter.equalsIgnoreFilter(existing.get(i))) { 14095 return; 14096 } 14097 } 14098 } 14099 resolver.addFilter(newFilter); 14100 scheduleWritePackageRestrictionsLocked(sourceUserId); 14101 } 14102 } 14103 14104 @Override 14105 public void clearCrossProfileIntentFilters(int sourceUserId, String ownerPackage) { 14106 mContext.enforceCallingOrSelfPermission( 14107 android.Manifest.permission.INTERACT_ACROSS_USERS_FULL, null); 14108 int callingUid = Binder.getCallingUid(); 14109 enforceOwnerRights(ownerPackage, callingUid); 14110 enforceShellRestriction(UserManager.DISALLOW_DEBUGGING_FEATURES, callingUid, sourceUserId); 14111 synchronized (mPackages) { 14112 CrossProfileIntentResolver resolver = 14113 mSettings.editCrossProfileIntentResolverLPw(sourceUserId); 14114 ArraySet<CrossProfileIntentFilter> set = 14115 new ArraySet<CrossProfileIntentFilter>(resolver.filterSet()); 14116 for (CrossProfileIntentFilter filter : set) { 14117 if (filter.getOwnerPackage().equals(ownerPackage)) { 14118 resolver.removeFilter(filter); 14119 } 14120 } 14121 scheduleWritePackageRestrictionsLocked(sourceUserId); 14122 } 14123 } 14124 14125 // Enforcing that callingUid is owning pkg on userId 14126 private void enforceOwnerRights(String pkg, int callingUid) { 14127 // The system owns everything. 14128 if (UserHandle.getAppId(callingUid) == Process.SYSTEM_UID) { 14129 return; 14130 } 14131 int callingUserId = UserHandle.getUserId(callingUid); 14132 PackageInfo pi = getPackageInfo(pkg, 0, callingUserId); 14133 if (pi == null) { 14134 throw new IllegalArgumentException("Unknown package " + pkg + " on user " 14135 + callingUserId); 14136 } 14137 if (!UserHandle.isSameApp(pi.applicationInfo.uid, callingUid)) { 14138 throw new SecurityException("Calling uid " + callingUid 14139 + " does not own package " + pkg); 14140 } 14141 } 14142 14143 @Override 14144 public ComponentName getHomeActivities(List<ResolveInfo> allHomeCandidates) { 14145 Intent intent = new Intent(Intent.ACTION_MAIN); 14146 intent.addCategory(Intent.CATEGORY_HOME); 14147 14148 final int callingUserId = UserHandle.getCallingUserId(); 14149 List<ResolveInfo> list = queryIntentActivities(intent, null, 14150 PackageManager.GET_META_DATA, callingUserId); 14151 ResolveInfo preferred = findPreferredActivity(intent, null, 0, list, 0, 14152 true, false, false, callingUserId); 14153 14154 allHomeCandidates.clear(); 14155 if (list != null) { 14156 for (ResolveInfo ri : list) { 14157 allHomeCandidates.add(ri); 14158 } 14159 } 14160 return (preferred == null || preferred.activityInfo == null) 14161 ? null 14162 : new ComponentName(preferred.activityInfo.packageName, 14163 preferred.activityInfo.name); 14164 } 14165 14166 @Override 14167 public void setApplicationEnabledSetting(String appPackageName, 14168 int newState, int flags, int userId, String callingPackage) { 14169 if (!sUserManager.exists(userId)) return; 14170 if (callingPackage == null) { 14171 callingPackage = Integer.toString(Binder.getCallingUid()); 14172 } 14173 setEnabledSetting(appPackageName, null, newState, flags, userId, callingPackage); 14174 } 14175 14176 @Override 14177 public void setComponentEnabledSetting(ComponentName componentName, 14178 int newState, int flags, int userId) { 14179 if (!sUserManager.exists(userId)) return; 14180 setEnabledSetting(componentName.getPackageName(), 14181 componentName.getClassName(), newState, flags, userId, null); 14182 } 14183 14184 private void setEnabledSetting(final String packageName, String className, int newState, 14185 final int flags, int userId, String callingPackage) { 14186 if (!(newState == COMPONENT_ENABLED_STATE_DEFAULT 14187 || newState == COMPONENT_ENABLED_STATE_ENABLED 14188 || newState == COMPONENT_ENABLED_STATE_DISABLED 14189 || newState == COMPONENT_ENABLED_STATE_DISABLED_USER 14190 || newState == COMPONENT_ENABLED_STATE_DISABLED_UNTIL_USED)) { 14191 throw new IllegalArgumentException("Invalid new component state: " 14192 + newState); 14193 } 14194 PackageSetting pkgSetting; 14195 final int uid = Binder.getCallingUid(); 14196 final int permission = mContext.checkCallingOrSelfPermission( 14197 android.Manifest.permission.CHANGE_COMPONENT_ENABLED_STATE); 14198 enforceCrossUserPermission(uid, userId, false, true, "set enabled"); 14199 final boolean allowedByPermission = (permission == PackageManager.PERMISSION_GRANTED); 14200 boolean sendNow = false; 14201 boolean isApp = (className == null); 14202 String componentName = isApp ? packageName : className; 14203 int packageUid = -1; 14204 ArrayList<String> components; 14205 14206 // writer 14207 synchronized (mPackages) { 14208 pkgSetting = mSettings.mPackages.get(packageName); 14209 if (pkgSetting == null) { 14210 if (className == null) { 14211 throw new IllegalArgumentException( 14212 "Unknown package: " + packageName); 14213 } 14214 throw new IllegalArgumentException( 14215 "Unknown component: " + packageName 14216 + "/" + className); 14217 } 14218 // Allow root and verify that userId is not being specified by a different user 14219 if (!allowedByPermission && !UserHandle.isSameApp(uid, pkgSetting.appId)) { 14220 throw new SecurityException( 14221 "Permission Denial: attempt to change component state from pid=" 14222 + Binder.getCallingPid() 14223 + ", uid=" + uid + ", package uid=" + pkgSetting.appId); 14224 } 14225 if (className == null) { 14226 // We're dealing with an application/package level state change 14227 if (pkgSetting.getEnabled(userId) == newState) { 14228 // Nothing to do 14229 return; 14230 } 14231 if (newState == PackageManager.COMPONENT_ENABLED_STATE_DEFAULT 14232 || newState == PackageManager.COMPONENT_ENABLED_STATE_ENABLED) { 14233 // Don't care about who enables an app. 14234 callingPackage = null; 14235 } 14236 pkgSetting.setEnabled(newState, userId, callingPackage); 14237 // pkgSetting.pkg.mSetEnabled = newState; 14238 } else { 14239 // We're dealing with a component level state change 14240 // First, verify that this is a valid class name. 14241 PackageParser.Package pkg = pkgSetting.pkg; 14242 if (pkg == null || !pkg.hasComponentClassName(className)) { 14243 if (pkg.applicationInfo.targetSdkVersion >= Build.VERSION_CODES.JELLY_BEAN) { 14244 throw new IllegalArgumentException("Component class " + className 14245 + " does not exist in " + packageName); 14246 } else { 14247 Slog.w(TAG, "Failed setComponentEnabledSetting: component class " 14248 + className + " does not exist in " + packageName); 14249 } 14250 } 14251 switch (newState) { 14252 case COMPONENT_ENABLED_STATE_ENABLED: 14253 if (!pkgSetting.enableComponentLPw(className, userId)) { 14254 return; 14255 } 14256 break; 14257 case COMPONENT_ENABLED_STATE_DISABLED: 14258 if (!pkgSetting.disableComponentLPw(className, userId)) { 14259 return; 14260 } 14261 break; 14262 case COMPONENT_ENABLED_STATE_DEFAULT: 14263 if (!pkgSetting.restoreComponentLPw(className, userId)) { 14264 return; 14265 } 14266 break; 14267 default: 14268 Slog.e(TAG, "Invalid new component state: " + newState); 14269 return; 14270 } 14271 } 14272 scheduleWritePackageRestrictionsLocked(userId); 14273 components = mPendingBroadcasts.get(userId, packageName); 14274 final boolean newPackage = components == null; 14275 if (newPackage) { 14276 components = new ArrayList<String>(); 14277 } 14278 if (!components.contains(componentName)) { 14279 components.add(componentName); 14280 } 14281 if ((flags&PackageManager.DONT_KILL_APP) == 0) { 14282 sendNow = true; 14283 // Purge entry from pending broadcast list if another one exists already 14284 // since we are sending one right away. 14285 mPendingBroadcasts.remove(userId, packageName); 14286 } else { 14287 if (newPackage) { 14288 mPendingBroadcasts.put(userId, packageName, components); 14289 } 14290 if (!mHandler.hasMessages(SEND_PENDING_BROADCAST)) { 14291 // Schedule a message 14292 mHandler.sendEmptyMessageDelayed(SEND_PENDING_BROADCAST, BROADCAST_DELAY); 14293 } 14294 } 14295 } 14296 14297 long callingId = Binder.clearCallingIdentity(); 14298 try { 14299 if (sendNow) { 14300 packageUid = UserHandle.getUid(userId, pkgSetting.appId); 14301 sendPackageChangedBroadcast(packageName, 14302 (flags&PackageManager.DONT_KILL_APP) != 0, components, packageUid); 14303 } 14304 } finally { 14305 Binder.restoreCallingIdentity(callingId); 14306 } 14307 } 14308 14309 private void sendPackageChangedBroadcast(String packageName, 14310 boolean killFlag, ArrayList<String> componentNames, int packageUid) { 14311 if (DEBUG_INSTALL) 14312 Log.v(TAG, "Sending package changed: package=" + packageName + " components=" 14313 + componentNames); 14314 Bundle extras = new Bundle(4); 14315 extras.putString(Intent.EXTRA_CHANGED_COMPONENT_NAME, componentNames.get(0)); 14316 String nameList[] = new String[componentNames.size()]; 14317 componentNames.toArray(nameList); 14318 extras.putStringArray(Intent.EXTRA_CHANGED_COMPONENT_NAME_LIST, nameList); 14319 extras.putBoolean(Intent.EXTRA_DONT_KILL_APP, killFlag); 14320 extras.putInt(Intent.EXTRA_UID, packageUid); 14321 sendPackageBroadcast(Intent.ACTION_PACKAGE_CHANGED, packageName, extras, null, null, 14322 new int[] {UserHandle.getUserId(packageUid)}); 14323 } 14324 14325 @Override 14326 public void setPackageStoppedState(String packageName, boolean stopped, int userId) { 14327 if (!sUserManager.exists(userId)) return; 14328 final int uid = Binder.getCallingUid(); 14329 final int permission = mContext.checkCallingOrSelfPermission( 14330 android.Manifest.permission.CHANGE_COMPONENT_ENABLED_STATE); 14331 final boolean allowedByPermission = (permission == PackageManager.PERMISSION_GRANTED); 14332 enforceCrossUserPermission(uid, userId, true, true, "stop package"); 14333 // writer 14334 synchronized (mPackages) { 14335 if (mSettings.setPackageStoppedStateLPw(this, packageName, stopped, 14336 allowedByPermission, uid, userId)) { 14337 scheduleWritePackageRestrictionsLocked(userId); 14338 } 14339 } 14340 } 14341 14342 @Override 14343 public String getInstallerPackageName(String packageName) { 14344 // reader 14345 synchronized (mPackages) { 14346 return mSettings.getInstallerPackageNameLPr(packageName); 14347 } 14348 } 14349 14350 @Override 14351 public int getApplicationEnabledSetting(String packageName, int userId) { 14352 if (!sUserManager.exists(userId)) return COMPONENT_ENABLED_STATE_DISABLED; 14353 int uid = Binder.getCallingUid(); 14354 enforceCrossUserPermission(uid, userId, false, false, "get enabled"); 14355 // reader 14356 synchronized (mPackages) { 14357 return mSettings.getApplicationEnabledSettingLPr(packageName, userId); 14358 } 14359 } 14360 14361 @Override 14362 public int getComponentEnabledSetting(ComponentName componentName, int userId) { 14363 if (!sUserManager.exists(userId)) return COMPONENT_ENABLED_STATE_DISABLED; 14364 int uid = Binder.getCallingUid(); 14365 enforceCrossUserPermission(uid, userId, false, false, "get component enabled"); 14366 // reader 14367 synchronized (mPackages) { 14368 return mSettings.getComponentEnabledSettingLPr(componentName, userId); 14369 } 14370 } 14371 14372 @Override 14373 public void enterSafeMode() { 14374 enforceSystemOrRoot("Only the system can request entering safe mode"); 14375 14376 if (!mSystemReady) { 14377 mSafeMode = true; 14378 } 14379 } 14380 14381 @Override 14382 public void systemReady() { 14383 mSystemReady = true; 14384 14385 // Read the compatibilty setting when the system is ready. 14386 boolean compatibilityModeEnabled = android.provider.Settings.Global.getInt( 14387 mContext.getContentResolver(), 14388 android.provider.Settings.Global.COMPATIBILITY_MODE, 1) == 1; 14389 PackageParser.setCompatibilityModeEnabled(compatibilityModeEnabled); 14390 if (DEBUG_SETTINGS) { 14391 Log.d(TAG, "compatibility mode:" + compatibilityModeEnabled); 14392 } 14393 14394 int[] grantPermissionsUserIds = EMPTY_INT_ARRAY; 14395 14396 synchronized (mPackages) { 14397 // Verify that all of the preferred activity components actually 14398 // exist. It is possible for applications to be updated and at 14399 // that point remove a previously declared activity component that 14400 // had been set as a preferred activity. We try to clean this up 14401 // the next time we encounter that preferred activity, but it is 14402 // possible for the user flow to never be able to return to that 14403 // situation so here we do a sanity check to make sure we haven't 14404 // left any junk around. 14405 ArrayList<PreferredActivity> removed = new ArrayList<PreferredActivity>(); 14406 for (int i=0; i<mSettings.mPreferredActivities.size(); i++) { 14407 PreferredIntentResolver pir = mSettings.mPreferredActivities.valueAt(i); 14408 removed.clear(); 14409 for (PreferredActivity pa : pir.filterSet()) { 14410 if (mActivities.mActivities.get(pa.mPref.mComponent) == null) { 14411 removed.add(pa); 14412 } 14413 } 14414 if (removed.size() > 0) { 14415 for (int r=0; r<removed.size(); r++) { 14416 PreferredActivity pa = removed.get(r); 14417 Slog.w(TAG, "Removing dangling preferred activity: " 14418 + pa.mPref.mComponent); 14419 pir.removeFilter(pa); 14420 } 14421 mSettings.writePackageRestrictionsLPr( 14422 mSettings.mPreferredActivities.keyAt(i)); 14423 } 14424 } 14425 14426 for (int userId : UserManagerService.getInstance().getUserIds()) { 14427 if (!mSettings.areDefaultRuntimePermissionsGrantedLPr(userId)) { 14428 grantPermissionsUserIds = ArrayUtils.appendInt( 14429 grantPermissionsUserIds, userId); 14430 } 14431 } 14432 } 14433 sUserManager.systemReady(); 14434 14435 // If we upgraded grant all default permissions before kicking off. 14436 for (int userId : grantPermissionsUserIds) { 14437 mDefaultPermissionPolicy.grantDefaultPermissions(userId); 14438 } 14439 14440 // Kick off any messages waiting for system ready 14441 if (mPostSystemReadyMessages != null) { 14442 for (Message msg : mPostSystemReadyMessages) { 14443 msg.sendToTarget(); 14444 } 14445 mPostSystemReadyMessages = null; 14446 } 14447 14448 // Watch for external volumes that come and go over time 14449 final StorageManager storage = mContext.getSystemService(StorageManager.class); 14450 storage.registerListener(mStorageListener); 14451 14452 mInstallerService.systemReady(); 14453 mPackageDexOptimizer.systemReady(); 14454 14455 MountServiceInternal mountServiceInternal = LocalServices.getService( 14456 MountServiceInternal.class); 14457 mountServiceInternal.addExternalStoragePolicy( 14458 new MountServiceInternal.ExternalStorageMountPolicy() { 14459 @Override 14460 public int getMountMode(int uid, String packageName) { 14461 if (Process.isIsolated(uid)) { 14462 return Zygote.MOUNT_EXTERNAL_NONE; 14463 } 14464 if (checkUidPermission(WRITE_MEDIA_STORAGE, uid) == PERMISSION_GRANTED) { 14465 return Zygote.MOUNT_EXTERNAL_DEFAULT; 14466 } 14467 if (checkUidPermission(READ_EXTERNAL_STORAGE, uid) == PERMISSION_DENIED) { 14468 return Zygote.MOUNT_EXTERNAL_DEFAULT; 14469 } 14470 if (checkUidPermission(WRITE_EXTERNAL_STORAGE, uid) == PERMISSION_DENIED) { 14471 return Zygote.MOUNT_EXTERNAL_READ; 14472 } 14473 return Zygote.MOUNT_EXTERNAL_WRITE; 14474 } 14475 14476 @Override 14477 public boolean hasExternalStorage(int uid, String packageName) { 14478 return true; 14479 } 14480 }); 14481 } 14482 14483 @Override 14484 public boolean isSafeMode() { 14485 return mSafeMode; 14486 } 14487 14488 @Override 14489 public boolean hasSystemUidErrors() { 14490 return mHasSystemUidErrors; 14491 } 14492 14493 static String arrayToString(int[] array) { 14494 StringBuffer buf = new StringBuffer(128); 14495 buf.append('['); 14496 if (array != null) { 14497 for (int i=0; i<array.length; i++) { 14498 if (i > 0) buf.append(", "); 14499 buf.append(array[i]); 14500 } 14501 } 14502 buf.append(']'); 14503 return buf.toString(); 14504 } 14505 14506 static class DumpState { 14507 public static final int DUMP_LIBS = 1 << 0; 14508 public static final int DUMP_FEATURES = 1 << 1; 14509 public static final int DUMP_RESOLVERS = 1 << 2; 14510 public static final int DUMP_PERMISSIONS = 1 << 3; 14511 public static final int DUMP_PACKAGES = 1 << 4; 14512 public static final int DUMP_SHARED_USERS = 1 << 5; 14513 public static final int DUMP_MESSAGES = 1 << 6; 14514 public static final int DUMP_PROVIDERS = 1 << 7; 14515 public static final int DUMP_VERIFIERS = 1 << 8; 14516 public static final int DUMP_PREFERRED = 1 << 9; 14517 public static final int DUMP_PREFERRED_XML = 1 << 10; 14518 public static final int DUMP_KEYSETS = 1 << 11; 14519 public static final int DUMP_VERSION = 1 << 12; 14520 public static final int DUMP_INSTALLS = 1 << 13; 14521 public static final int DUMP_INTENT_FILTER_VERIFIERS = 1 << 14; 14522 public static final int DUMP_DOMAIN_PREFERRED = 1 << 15; 14523 14524 public static final int OPTION_SHOW_FILTERS = 1 << 0; 14525 14526 private int mTypes; 14527 14528 private int mOptions; 14529 14530 private boolean mTitlePrinted; 14531 14532 private SharedUserSetting mSharedUser; 14533 14534 public boolean isDumping(int type) { 14535 if (mTypes == 0 && type != DUMP_PREFERRED_XML) { 14536 return true; 14537 } 14538 14539 return (mTypes & type) != 0; 14540 } 14541 14542 public void setDump(int type) { 14543 mTypes |= type; 14544 } 14545 14546 public boolean isOptionEnabled(int option) { 14547 return (mOptions & option) != 0; 14548 } 14549 14550 public void setOptionEnabled(int option) { 14551 mOptions |= option; 14552 } 14553 14554 public boolean onTitlePrinted() { 14555 final boolean printed = mTitlePrinted; 14556 mTitlePrinted = true; 14557 return printed; 14558 } 14559 14560 public boolean getTitlePrinted() { 14561 return mTitlePrinted; 14562 } 14563 14564 public void setTitlePrinted(boolean enabled) { 14565 mTitlePrinted = enabled; 14566 } 14567 14568 public SharedUserSetting getSharedUser() { 14569 return mSharedUser; 14570 } 14571 14572 public void setSharedUser(SharedUserSetting user) { 14573 mSharedUser = user; 14574 } 14575 } 14576 14577 @Override 14578 protected void dump(FileDescriptor fd, PrintWriter pw, String[] args) { 14579 if (mContext.checkCallingOrSelfPermission(android.Manifest.permission.DUMP) 14580 != PackageManager.PERMISSION_GRANTED) { 14581 pw.println("Permission Denial: can't dump ActivityManager from from pid=" 14582 + Binder.getCallingPid() 14583 + ", uid=" + Binder.getCallingUid() 14584 + " without permission " 14585 + android.Manifest.permission.DUMP); 14586 return; 14587 } 14588 14589 DumpState dumpState = new DumpState(); 14590 boolean fullPreferred = false; 14591 boolean checkin = false; 14592 14593 String packageName = null; 14594 ArraySet<String> permissionNames = null; 14595 14596 int opti = 0; 14597 while (opti < args.length) { 14598 String opt = args[opti]; 14599 if (opt == null || opt.length() <= 0 || opt.charAt(0) != '-') { 14600 break; 14601 } 14602 opti++; 14603 14604 if ("-a".equals(opt)) { 14605 // Right now we only know how to print all. 14606 } else if ("-h".equals(opt)) { 14607 pw.println("Package manager dump options:"); 14608 pw.println(" [-h] [-f] [--checkin] [cmd] ..."); 14609 pw.println(" --checkin: dump for a checkin"); 14610 pw.println(" -f: print details of intent filters"); 14611 pw.println(" -h: print this help"); 14612 pw.println(" cmd may be one of:"); 14613 pw.println(" l[ibraries]: list known shared libraries"); 14614 pw.println(" f[ibraries]: list device features"); 14615 pw.println(" k[eysets]: print known keysets"); 14616 pw.println(" r[esolvers]: dump intent resolvers"); 14617 pw.println(" perm[issions]: dump permissions"); 14618 pw.println(" permission [name ...]: dump declaration and use of given permission"); 14619 pw.println(" pref[erred]: print preferred package settings"); 14620 pw.println(" preferred-xml [--full]: print preferred package settings as xml"); 14621 pw.println(" prov[iders]: dump content providers"); 14622 pw.println(" p[ackages]: dump installed packages"); 14623 pw.println(" s[hared-users]: dump shared user IDs"); 14624 pw.println(" m[essages]: print collected runtime messages"); 14625 pw.println(" v[erifiers]: print package verifier info"); 14626 pw.println(" version: print database version info"); 14627 pw.println(" write: write current settings now"); 14628 pw.println(" <package.name>: info about given package"); 14629 pw.println(" installs: details about install sessions"); 14630 pw.println(" d[omain-preferred-apps]: print domains preferred apps"); 14631 pw.println(" i[ntent-filter-verifiers]|ifv: print intent filter verifier info"); 14632 return; 14633 } else if ("--checkin".equals(opt)) { 14634 checkin = true; 14635 } else if ("-f".equals(opt)) { 14636 dumpState.setOptionEnabled(DumpState.OPTION_SHOW_FILTERS); 14637 } else { 14638 pw.println("Unknown argument: " + opt + "; use -h for help"); 14639 } 14640 } 14641 14642 // Is the caller requesting to dump a particular piece of data? 14643 if (opti < args.length) { 14644 String cmd = args[opti]; 14645 opti++; 14646 // Is this a package name? 14647 if ("android".equals(cmd) || cmd.contains(".")) { 14648 packageName = cmd; 14649 // When dumping a single package, we always dump all of its 14650 // filter information since the amount of data will be reasonable. 14651 dumpState.setOptionEnabled(DumpState.OPTION_SHOW_FILTERS); 14652 } else if ("l".equals(cmd) || "libraries".equals(cmd)) { 14653 dumpState.setDump(DumpState.DUMP_LIBS); 14654 } else if ("f".equals(cmd) || "features".equals(cmd)) { 14655 dumpState.setDump(DumpState.DUMP_FEATURES); 14656 } else if ("r".equals(cmd) || "resolvers".equals(cmd)) { 14657 dumpState.setDump(DumpState.DUMP_RESOLVERS); 14658 } else if ("perm".equals(cmd) || "permissions".equals(cmd)) { 14659 dumpState.setDump(DumpState.DUMP_PERMISSIONS); 14660 } else if ("permission".equals(cmd)) { 14661 if (opti >= args.length) { 14662 pw.println("Error: permission requires permission name"); 14663 return; 14664 } 14665 permissionNames = new ArraySet<>(); 14666 while (opti < args.length) { 14667 permissionNames.add(args[opti]); 14668 opti++; 14669 } 14670 dumpState.setDump(DumpState.DUMP_PERMISSIONS 14671 | DumpState.DUMP_PACKAGES | DumpState.DUMP_SHARED_USERS); 14672 } else if ("pref".equals(cmd) || "preferred".equals(cmd)) { 14673 dumpState.setDump(DumpState.DUMP_PREFERRED); 14674 } else if ("preferred-xml".equals(cmd)) { 14675 dumpState.setDump(DumpState.DUMP_PREFERRED_XML); 14676 if (opti < args.length && "--full".equals(args[opti])) { 14677 fullPreferred = true; 14678 opti++; 14679 } 14680 } else if ("d".equals(cmd) || "domain-preferred-apps".equals(cmd)) { 14681 dumpState.setDump(DumpState.DUMP_DOMAIN_PREFERRED); 14682 } else if ("p".equals(cmd) || "packages".equals(cmd)) { 14683 dumpState.setDump(DumpState.DUMP_PACKAGES); 14684 } else if ("s".equals(cmd) || "shared-users".equals(cmd)) { 14685 dumpState.setDump(DumpState.DUMP_SHARED_USERS); 14686 } else if ("prov".equals(cmd) || "providers".equals(cmd)) { 14687 dumpState.setDump(DumpState.DUMP_PROVIDERS); 14688 } else if ("m".equals(cmd) || "messages".equals(cmd)) { 14689 dumpState.setDump(DumpState.DUMP_MESSAGES); 14690 } else if ("v".equals(cmd) || "verifiers".equals(cmd)) { 14691 dumpState.setDump(DumpState.DUMP_VERIFIERS); 14692 } else if ("i".equals(cmd) || "ifv".equals(cmd) 14693 || "intent-filter-verifiers".equals(cmd)) { 14694 dumpState.setDump(DumpState.DUMP_INTENT_FILTER_VERIFIERS); 14695 } else if ("version".equals(cmd)) { 14696 dumpState.setDump(DumpState.DUMP_VERSION); 14697 } else if ("k".equals(cmd) || "keysets".equals(cmd)) { 14698 dumpState.setDump(DumpState.DUMP_KEYSETS); 14699 } else if ("installs".equals(cmd)) { 14700 dumpState.setDump(DumpState.DUMP_INSTALLS); 14701 } else if ("write".equals(cmd)) { 14702 synchronized (mPackages) { 14703 mSettings.writeLPr(); 14704 pw.println("Settings written."); 14705 return; 14706 } 14707 } 14708 } 14709 14710 if (checkin) { 14711 pw.println("vers,1"); 14712 } 14713 14714 // reader 14715 synchronized (mPackages) { 14716 if (dumpState.isDumping(DumpState.DUMP_VERSION) && packageName == null) { 14717 if (!checkin) { 14718 if (dumpState.onTitlePrinted()) 14719 pw.println(); 14720 pw.println("Database versions:"); 14721 pw.print(" SDK Version:"); 14722 pw.print(" internal="); 14723 pw.print(mSettings.mInternalSdkPlatform); 14724 pw.print(" external="); 14725 pw.println(mSettings.mExternalSdkPlatform); 14726 pw.print(" DB Version:"); 14727 pw.print(" internal="); 14728 pw.print(mSettings.mInternalDatabaseVersion); 14729 pw.print(" external="); 14730 pw.println(mSettings.mExternalDatabaseVersion); 14731 } 14732 } 14733 14734 if (dumpState.isDumping(DumpState.DUMP_VERIFIERS) && packageName == null) { 14735 if (!checkin) { 14736 if (dumpState.onTitlePrinted()) 14737 pw.println(); 14738 pw.println("Verifiers:"); 14739 pw.print(" Required: "); 14740 pw.print(mRequiredVerifierPackage); 14741 pw.print(" (uid="); 14742 pw.print(getPackageUid(mRequiredVerifierPackage, 0)); 14743 pw.println(")"); 14744 } else if (mRequiredVerifierPackage != null) { 14745 pw.print("vrfy,"); pw.print(mRequiredVerifierPackage); 14746 pw.print(","); pw.println(getPackageUid(mRequiredVerifierPackage, 0)); 14747 } 14748 } 14749 14750 if (dumpState.isDumping(DumpState.DUMP_INTENT_FILTER_VERIFIERS) && 14751 packageName == null) { 14752 if (mIntentFilterVerifierComponent != null) { 14753 String verifierPackageName = mIntentFilterVerifierComponent.getPackageName(); 14754 if (!checkin) { 14755 if (dumpState.onTitlePrinted()) 14756 pw.println(); 14757 pw.println("Intent Filter Verifier:"); 14758 pw.print(" Using: "); 14759 pw.print(verifierPackageName); 14760 pw.print(" (uid="); 14761 pw.print(getPackageUid(verifierPackageName, 0)); 14762 pw.println(")"); 14763 } else if (verifierPackageName != null) { 14764 pw.print("ifv,"); pw.print(verifierPackageName); 14765 pw.print(","); pw.println(getPackageUid(verifierPackageName, 0)); 14766 } 14767 } else { 14768 pw.println(); 14769 pw.println("No Intent Filter Verifier available!"); 14770 } 14771 } 14772 14773 if (dumpState.isDumping(DumpState.DUMP_LIBS) && packageName == null) { 14774 boolean printedHeader = false; 14775 final Iterator<String> it = mSharedLibraries.keySet().iterator(); 14776 while (it.hasNext()) { 14777 String name = it.next(); 14778 SharedLibraryEntry ent = mSharedLibraries.get(name); 14779 if (!checkin) { 14780 if (!printedHeader) { 14781 if (dumpState.onTitlePrinted()) 14782 pw.println(); 14783 pw.println("Libraries:"); 14784 printedHeader = true; 14785 } 14786 pw.print(" "); 14787 } else { 14788 pw.print("lib,"); 14789 } 14790 pw.print(name); 14791 if (!checkin) { 14792 pw.print(" -> "); 14793 } 14794 if (ent.path != null) { 14795 if (!checkin) { 14796 pw.print("(jar) "); 14797 pw.print(ent.path); 14798 } else { 14799 pw.print(",jar,"); 14800 pw.print(ent.path); 14801 } 14802 } else { 14803 if (!checkin) { 14804 pw.print("(apk) "); 14805 pw.print(ent.apk); 14806 } else { 14807 pw.print(",apk,"); 14808 pw.print(ent.apk); 14809 } 14810 } 14811 pw.println(); 14812 } 14813 } 14814 14815 if (dumpState.isDumping(DumpState.DUMP_FEATURES) && packageName == null) { 14816 if (dumpState.onTitlePrinted()) 14817 pw.println(); 14818 if (!checkin) { 14819 pw.println("Features:"); 14820 } 14821 Iterator<String> it = mAvailableFeatures.keySet().iterator(); 14822 while (it.hasNext()) { 14823 String name = it.next(); 14824 if (!checkin) { 14825 pw.print(" "); 14826 } else { 14827 pw.print("feat,"); 14828 } 14829 pw.println(name); 14830 } 14831 } 14832 14833 if (!checkin && dumpState.isDumping(DumpState.DUMP_RESOLVERS)) { 14834 if (mActivities.dump(pw, dumpState.getTitlePrinted() ? "\nActivity Resolver Table:" 14835 : "Activity Resolver Table:", " ", packageName, 14836 dumpState.isOptionEnabled(DumpState.OPTION_SHOW_FILTERS), true)) { 14837 dumpState.setTitlePrinted(true); 14838 } 14839 if (mReceivers.dump(pw, dumpState.getTitlePrinted() ? "\nReceiver Resolver Table:" 14840 : "Receiver Resolver Table:", " ", packageName, 14841 dumpState.isOptionEnabled(DumpState.OPTION_SHOW_FILTERS), true)) { 14842 dumpState.setTitlePrinted(true); 14843 } 14844 if (mServices.dump(pw, dumpState.getTitlePrinted() ? "\nService Resolver Table:" 14845 : "Service Resolver Table:", " ", packageName, 14846 dumpState.isOptionEnabled(DumpState.OPTION_SHOW_FILTERS), true)) { 14847 dumpState.setTitlePrinted(true); 14848 } 14849 if (mProviders.dump(pw, dumpState.getTitlePrinted() ? "\nProvider Resolver Table:" 14850 : "Provider Resolver Table:", " ", packageName, 14851 dumpState.isOptionEnabled(DumpState.OPTION_SHOW_FILTERS), true)) { 14852 dumpState.setTitlePrinted(true); 14853 } 14854 } 14855 14856 if (!checkin && dumpState.isDumping(DumpState.DUMP_PREFERRED)) { 14857 for (int i=0; i<mSettings.mPreferredActivities.size(); i++) { 14858 PreferredIntentResolver pir = mSettings.mPreferredActivities.valueAt(i); 14859 int user = mSettings.mPreferredActivities.keyAt(i); 14860 if (pir.dump(pw, 14861 dumpState.getTitlePrinted() 14862 ? "\nPreferred Activities User " + user + ":" 14863 : "Preferred Activities User " + user + ":", " ", 14864 packageName, true, false)) { 14865 dumpState.setTitlePrinted(true); 14866 } 14867 } 14868 } 14869 14870 if (!checkin && dumpState.isDumping(DumpState.DUMP_PREFERRED_XML)) { 14871 pw.flush(); 14872 FileOutputStream fout = new FileOutputStream(fd); 14873 BufferedOutputStream str = new BufferedOutputStream(fout); 14874 XmlSerializer serializer = new FastXmlSerializer(); 14875 try { 14876 serializer.setOutput(str, StandardCharsets.UTF_8.name()); 14877 serializer.startDocument(null, true); 14878 serializer.setFeature( 14879 "http://xmlpull.org/v1/doc/features.html#indent-output", true); 14880 mSettings.writePreferredActivitiesLPr(serializer, 0, fullPreferred); 14881 serializer.endDocument(); 14882 serializer.flush(); 14883 } catch (IllegalArgumentException e) { 14884 pw.println("Failed writing: " + e); 14885 } catch (IllegalStateException e) { 14886 pw.println("Failed writing: " + e); 14887 } catch (IOException e) { 14888 pw.println("Failed writing: " + e); 14889 } 14890 } 14891 14892 if (!checkin 14893 && dumpState.isDumping(DumpState.DUMP_DOMAIN_PREFERRED) 14894 && packageName == null) { 14895 pw.println(); 14896 int count = mSettings.mPackages.size(); 14897 if (count == 0) { 14898 pw.println("No applications!"); 14899 pw.println(); 14900 } else { 14901 final String prefix = " "; 14902 Collection<PackageSetting> allPackageSettings = mSettings.mPackages.values(); 14903 if (allPackageSettings.size() == 0) { 14904 pw.println("No domain preferred apps!"); 14905 pw.println(); 14906 } else { 14907 pw.println("App verification status:"); 14908 pw.println(); 14909 count = 0; 14910 for (PackageSetting ps : allPackageSettings) { 14911 IntentFilterVerificationInfo ivi = ps.getIntentFilterVerificationInfo(); 14912 if (ivi == null || ivi.getPackageName() == null) continue; 14913 pw.println(prefix + "Package: " + ivi.getPackageName()); 14914 pw.println(prefix + "Domains: " + ivi.getDomainsString()); 14915 pw.println(prefix + "Status: " + ivi.getStatusString()); 14916 pw.println(); 14917 count++; 14918 } 14919 if (count == 0) { 14920 pw.println(prefix + "No app verification established."); 14921 pw.println(); 14922 } 14923 for (int userId : sUserManager.getUserIds()) { 14924 pw.println("App linkages for user " + userId + ":"); 14925 pw.println(); 14926 count = 0; 14927 for (PackageSetting ps : allPackageSettings) { 14928 final long status = ps.getDomainVerificationStatusForUser(userId); 14929 if (status >> 32 == INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_UNDEFINED) { 14930 continue; 14931 } 14932 pw.println(prefix + "Package: " + ps.name); 14933 pw.println(prefix + "Domains: " + dumpDomainString(ps.name)); 14934 String statusStr = IntentFilterVerificationInfo. 14935 getStatusStringFromValue(status); 14936 pw.println(prefix + "Status: " + statusStr); 14937 pw.println(); 14938 count++; 14939 } 14940 if (count == 0) { 14941 pw.println(prefix + "No configured app linkages."); 14942 pw.println(); 14943 } 14944 } 14945 } 14946 } 14947 } 14948 14949 if (!checkin && dumpState.isDumping(DumpState.DUMP_PERMISSIONS)) { 14950 mSettings.dumpPermissionsLPr(pw, packageName, permissionNames, dumpState); 14951 if (packageName == null && permissionNames == null) { 14952 for (int iperm=0; iperm<mAppOpPermissionPackages.size(); iperm++) { 14953 if (iperm == 0) { 14954 if (dumpState.onTitlePrinted()) 14955 pw.println(); 14956 pw.println("AppOp Permissions:"); 14957 } 14958 pw.print(" AppOp Permission "); 14959 pw.print(mAppOpPermissionPackages.keyAt(iperm)); 14960 pw.println(":"); 14961 ArraySet<String> pkgs = mAppOpPermissionPackages.valueAt(iperm); 14962 for (int ipkg=0; ipkg<pkgs.size(); ipkg++) { 14963 pw.print(" "); pw.println(pkgs.valueAt(ipkg)); 14964 } 14965 } 14966 } 14967 } 14968 14969 if (!checkin && dumpState.isDumping(DumpState.DUMP_PROVIDERS)) { 14970 boolean printedSomething = false; 14971 for (PackageParser.Provider p : mProviders.mProviders.values()) { 14972 if (packageName != null && !packageName.equals(p.info.packageName)) { 14973 continue; 14974 } 14975 if (!printedSomething) { 14976 if (dumpState.onTitlePrinted()) 14977 pw.println(); 14978 pw.println("Registered ContentProviders:"); 14979 printedSomething = true; 14980 } 14981 pw.print(" "); p.printComponentShortName(pw); pw.println(":"); 14982 pw.print(" "); pw.println(p.toString()); 14983 } 14984 printedSomething = false; 14985 for (Map.Entry<String, PackageParser.Provider> entry : 14986 mProvidersByAuthority.entrySet()) { 14987 PackageParser.Provider p = entry.getValue(); 14988 if (packageName != null && !packageName.equals(p.info.packageName)) { 14989 continue; 14990 } 14991 if (!printedSomething) { 14992 if (dumpState.onTitlePrinted()) 14993 pw.println(); 14994 pw.println("ContentProvider Authorities:"); 14995 printedSomething = true; 14996 } 14997 pw.print(" ["); pw.print(entry.getKey()); pw.println("]:"); 14998 pw.print(" "); pw.println(p.toString()); 14999 if (p.info != null && p.info.applicationInfo != null) { 15000 final String appInfo = p.info.applicationInfo.toString(); 15001 pw.print(" applicationInfo="); pw.println(appInfo); 15002 } 15003 } 15004 } 15005 15006 if (!checkin && dumpState.isDumping(DumpState.DUMP_KEYSETS)) { 15007 mSettings.mKeySetManagerService.dumpLPr(pw, packageName, dumpState); 15008 } 15009 15010 if (dumpState.isDumping(DumpState.DUMP_PACKAGES)) { 15011 mSettings.dumpPackagesLPr(pw, packageName, permissionNames, dumpState, checkin); 15012 } 15013 15014 if (dumpState.isDumping(DumpState.DUMP_SHARED_USERS)) { 15015 mSettings.dumpSharedUsersLPr(pw, packageName, permissionNames, dumpState, checkin); 15016 } 15017 15018 if (!checkin && dumpState.isDumping(DumpState.DUMP_INSTALLS) && packageName == null) { 15019 // XXX should handle packageName != null by dumping only install data that 15020 // the given package is involved with. 15021 if (dumpState.onTitlePrinted()) pw.println(); 15022 mInstallerService.dump(new IndentingPrintWriter(pw, " ", 120)); 15023 } 15024 15025 if (!checkin && dumpState.isDumping(DumpState.DUMP_MESSAGES) && packageName == null) { 15026 if (dumpState.onTitlePrinted()) pw.println(); 15027 mSettings.dumpReadMessagesLPr(pw, dumpState); 15028 15029 pw.println(); 15030 pw.println("Package warning messages:"); 15031 BufferedReader in = null; 15032 String line = null; 15033 try { 15034 in = new BufferedReader(new FileReader(getSettingsProblemFile())); 15035 while ((line = in.readLine()) != null) { 15036 if (line.contains("ignored: updated version")) continue; 15037 pw.println(line); 15038 } 15039 } catch (IOException ignored) { 15040 } finally { 15041 IoUtils.closeQuietly(in); 15042 } 15043 } 15044 15045 if (checkin && dumpState.isDumping(DumpState.DUMP_MESSAGES)) { 15046 BufferedReader in = null; 15047 String line = null; 15048 try { 15049 in = new BufferedReader(new FileReader(getSettingsProblemFile())); 15050 while ((line = in.readLine()) != null) { 15051 if (line.contains("ignored: updated version")) continue; 15052 pw.print("msg,"); 15053 pw.println(line); 15054 } 15055 } catch (IOException ignored) { 15056 } finally { 15057 IoUtils.closeQuietly(in); 15058 } 15059 } 15060 } 15061 } 15062 15063 private String dumpDomainString(String packageName) { 15064 List<IntentFilterVerificationInfo> iviList = getIntentFilterVerifications(packageName); 15065 List<IntentFilter> filters = getAllIntentFilters(packageName); 15066 15067 ArraySet<String> result = new ArraySet<>(); 15068 if (iviList.size() > 0) { 15069 for (IntentFilterVerificationInfo ivi : iviList) { 15070 for (String host : ivi.getDomains()) { 15071 result.add(host); 15072 } 15073 } 15074 } 15075 if (filters != null && filters.size() > 0) { 15076 for (IntentFilter filter : filters) { 15077 if (filter.hasDataScheme(IntentFilter.SCHEME_HTTP) || 15078 filter.hasDataScheme(IntentFilter.SCHEME_HTTPS)) { 15079 result.addAll(filter.getHostsList()); 15080 } 15081 } 15082 } 15083 15084 StringBuilder sb = new StringBuilder(result.size() * 16); 15085 for (String domain : result) { 15086 if (sb.length() > 0) sb.append(" "); 15087 sb.append(domain); 15088 } 15089 return sb.toString(); 15090 } 15091 15092 // ------- apps on sdcard specific code ------- 15093 static final boolean DEBUG_SD_INSTALL = false; 15094 15095 private static final String SD_ENCRYPTION_KEYSTORE_NAME = "AppsOnSD"; 15096 15097 private static final String SD_ENCRYPTION_ALGORITHM = "AES"; 15098 15099 private boolean mMediaMounted = false; 15100 15101 static String getEncryptKey() { 15102 try { 15103 String sdEncKey = SystemKeyStore.getInstance().retrieveKeyHexString( 15104 SD_ENCRYPTION_KEYSTORE_NAME); 15105 if (sdEncKey == null) { 15106 sdEncKey = SystemKeyStore.getInstance().generateNewKeyHexString(128, 15107 SD_ENCRYPTION_ALGORITHM, SD_ENCRYPTION_KEYSTORE_NAME); 15108 if (sdEncKey == null) { 15109 Slog.e(TAG, "Failed to create encryption keys"); 15110 return null; 15111 } 15112 } 15113 return sdEncKey; 15114 } catch (NoSuchAlgorithmException nsae) { 15115 Slog.e(TAG, "Failed to create encryption keys with exception: " + nsae); 15116 return null; 15117 } catch (IOException ioe) { 15118 Slog.e(TAG, "Failed to retrieve encryption keys with exception: " + ioe); 15119 return null; 15120 } 15121 } 15122 15123 /* 15124 * Update media status on PackageManager. 15125 */ 15126 @Override 15127 public void updateExternalMediaStatus(final boolean mediaStatus, final boolean reportStatus) { 15128 int callingUid = Binder.getCallingUid(); 15129 if (callingUid != 0 && callingUid != Process.SYSTEM_UID) { 15130 throw new SecurityException("Media status can only be updated by the system"); 15131 } 15132 // reader; this apparently protects mMediaMounted, but should probably 15133 // be a different lock in that case. 15134 synchronized (mPackages) { 15135 Log.i(TAG, "Updating external media status from " 15136 + (mMediaMounted ? "mounted" : "unmounted") + " to " 15137 + (mediaStatus ? "mounted" : "unmounted")); 15138 if (DEBUG_SD_INSTALL) 15139 Log.i(TAG, "updateExternalMediaStatus:: mediaStatus=" + mediaStatus 15140 + ", mMediaMounted=" + mMediaMounted); 15141 if (mediaStatus == mMediaMounted) { 15142 final Message msg = mHandler.obtainMessage(UPDATED_MEDIA_STATUS, reportStatus ? 1 15143 : 0, -1); 15144 mHandler.sendMessage(msg); 15145 return; 15146 } 15147 mMediaMounted = mediaStatus; 15148 } 15149 // Queue up an async operation since the package installation may take a 15150 // little while. 15151 mHandler.post(new Runnable() { 15152 public void run() { 15153 updateExternalMediaStatusInner(mediaStatus, reportStatus, true); 15154 } 15155 }); 15156 } 15157 15158 /** 15159 * Called by MountService when the initial ASECs to scan are available. 15160 * Should block until all the ASEC containers are finished being scanned. 15161 */ 15162 public void scanAvailableAsecs() { 15163 updateExternalMediaStatusInner(true, false, false); 15164 if (mShouldRestoreconData) { 15165 SELinuxMMAC.setRestoreconDone(); 15166 mShouldRestoreconData = false; 15167 } 15168 } 15169 15170 /* 15171 * Collect information of applications on external media, map them against 15172 * existing containers and update information based on current mount status. 15173 * Please note that we always have to report status if reportStatus has been 15174 * set to true especially when unloading packages. 15175 */ 15176 private void updateExternalMediaStatusInner(boolean isMounted, boolean reportStatus, 15177 boolean externalStorage) { 15178 ArrayMap<AsecInstallArgs, String> processCids = new ArrayMap<>(); 15179 int[] uidArr = EmptyArray.INT; 15180 15181 final String[] list = PackageHelper.getSecureContainerList(); 15182 if (ArrayUtils.isEmpty(list)) { 15183 Log.i(TAG, "No secure containers found"); 15184 } else { 15185 // Process list of secure containers and categorize them 15186 // as active or stale based on their package internal state. 15187 15188 // reader 15189 synchronized (mPackages) { 15190 for (String cid : list) { 15191 // Leave stages untouched for now; installer service owns them 15192 if (PackageInstallerService.isStageName(cid)) continue; 15193 15194 if (DEBUG_SD_INSTALL) 15195 Log.i(TAG, "Processing container " + cid); 15196 String pkgName = getAsecPackageName(cid); 15197 if (pkgName == null) { 15198 Slog.i(TAG, "Found stale container " + cid + " with no package name"); 15199 continue; 15200 } 15201 if (DEBUG_SD_INSTALL) 15202 Log.i(TAG, "Looking for pkg : " + pkgName); 15203 15204 final PackageSetting ps = mSettings.mPackages.get(pkgName); 15205 if (ps == null) { 15206 Slog.i(TAG, "Found stale container " + cid + " with no matching settings"); 15207 continue; 15208 } 15209 15210 /* 15211 * Skip packages that are not external if we're unmounting 15212 * external storage. 15213 */ 15214 if (externalStorage && !isMounted && !isExternal(ps)) { 15215 continue; 15216 } 15217 15218 final AsecInstallArgs args = new AsecInstallArgs(cid, 15219 getAppDexInstructionSets(ps), ps.isForwardLocked()); 15220 // The package status is changed only if the code path 15221 // matches between settings and the container id. 15222 if (ps.codePathString != null 15223 && ps.codePathString.startsWith(args.getCodePath())) { 15224 if (DEBUG_SD_INSTALL) { 15225 Log.i(TAG, "Container : " + cid + " corresponds to pkg : " + pkgName 15226 + " at code path: " + ps.codePathString); 15227 } 15228 15229 // We do have a valid package installed on sdcard 15230 processCids.put(args, ps.codePathString); 15231 final int uid = ps.appId; 15232 if (uid != -1) { 15233 uidArr = ArrayUtils.appendInt(uidArr, uid); 15234 } 15235 } else { 15236 Slog.i(TAG, "Found stale container " + cid + ": expected codePath=" 15237 + ps.codePathString); 15238 } 15239 } 15240 } 15241 15242 Arrays.sort(uidArr); 15243 } 15244 15245 // Process packages with valid entries. 15246 if (isMounted) { 15247 if (DEBUG_SD_INSTALL) 15248 Log.i(TAG, "Loading packages"); 15249 loadMediaPackages(processCids, uidArr); 15250 startCleaningPackages(); 15251 mInstallerService.onSecureContainersAvailable(); 15252 } else { 15253 if (DEBUG_SD_INSTALL) 15254 Log.i(TAG, "Unloading packages"); 15255 unloadMediaPackages(processCids, uidArr, reportStatus); 15256 } 15257 } 15258 15259 private void sendResourcesChangedBroadcast(boolean mediaStatus, boolean replacing, 15260 ArrayList<ApplicationInfo> infos, IIntentReceiver finishedReceiver) { 15261 final int size = infos.size(); 15262 final String[] packageNames = new String[size]; 15263 final int[] packageUids = new int[size]; 15264 for (int i = 0; i < size; i++) { 15265 final ApplicationInfo info = infos.get(i); 15266 packageNames[i] = info.packageName; 15267 packageUids[i] = info.uid; 15268 } 15269 sendResourcesChangedBroadcast(mediaStatus, replacing, packageNames, packageUids, 15270 finishedReceiver); 15271 } 15272 15273 private void sendResourcesChangedBroadcast(boolean mediaStatus, boolean replacing, 15274 ArrayList<String> pkgList, int uidArr[], IIntentReceiver finishedReceiver) { 15275 sendResourcesChangedBroadcast(mediaStatus, replacing, 15276 pkgList.toArray(new String[pkgList.size()]), uidArr, finishedReceiver); 15277 } 15278 15279 private void sendResourcesChangedBroadcast(boolean mediaStatus, boolean replacing, 15280 String[] pkgList, int uidArr[], IIntentReceiver finishedReceiver) { 15281 int size = pkgList.length; 15282 if (size > 0) { 15283 // Send broadcasts here 15284 Bundle extras = new Bundle(); 15285 extras.putStringArray(Intent.EXTRA_CHANGED_PACKAGE_LIST, pkgList); 15286 if (uidArr != null) { 15287 extras.putIntArray(Intent.EXTRA_CHANGED_UID_LIST, uidArr); 15288 } 15289 if (replacing) { 15290 extras.putBoolean(Intent.EXTRA_REPLACING, replacing); 15291 } 15292 String action = mediaStatus ? Intent.ACTION_EXTERNAL_APPLICATIONS_AVAILABLE 15293 : Intent.ACTION_EXTERNAL_APPLICATIONS_UNAVAILABLE; 15294 sendPackageBroadcast(action, null, extras, null, finishedReceiver, null); 15295 } 15296 } 15297 15298 /* 15299 * Look at potentially valid container ids from processCids If package 15300 * information doesn't match the one on record or package scanning fails, 15301 * the cid is added to list of removeCids. We currently don't delete stale 15302 * containers. 15303 */ 15304 private void loadMediaPackages(ArrayMap<AsecInstallArgs, String> processCids, int[] uidArr) { 15305 ArrayList<String> pkgList = new ArrayList<String>(); 15306 Set<AsecInstallArgs> keys = processCids.keySet(); 15307 15308 for (AsecInstallArgs args : keys) { 15309 String codePath = processCids.get(args); 15310 if (DEBUG_SD_INSTALL) 15311 Log.i(TAG, "Loading container : " + args.cid); 15312 int retCode = PackageManager.INSTALL_FAILED_CONTAINER_ERROR; 15313 try { 15314 // Make sure there are no container errors first. 15315 if (args.doPreInstall(PackageManager.INSTALL_SUCCEEDED) != PackageManager.INSTALL_SUCCEEDED) { 15316 Slog.e(TAG, "Failed to mount cid : " + args.cid 15317 + " when installing from sdcard"); 15318 continue; 15319 } 15320 // Check code path here. 15321 if (codePath == null || !codePath.startsWith(args.getCodePath())) { 15322 Slog.e(TAG, "Container " + args.cid + " cachepath " + args.getCodePath() 15323 + " does not match one in settings " + codePath); 15324 continue; 15325 } 15326 // Parse package 15327 int parseFlags = mDefParseFlags; 15328 if (args.isExternalAsec()) { 15329 parseFlags |= PackageParser.PARSE_EXTERNAL_STORAGE; 15330 } 15331 if (args.isFwdLocked()) { 15332 parseFlags |= PackageParser.PARSE_FORWARD_LOCK; 15333 } 15334 15335 synchronized (mInstallLock) { 15336 PackageParser.Package pkg = null; 15337 try { 15338 pkg = scanPackageLI(new File(codePath), parseFlags, 0, 0, null); 15339 } catch (PackageManagerException e) { 15340 Slog.w(TAG, "Failed to scan " + codePath + ": " + e.getMessage()); 15341 } 15342 // Scan the package 15343 if (pkg != null) { 15344 /* 15345 * TODO why is the lock being held? doPostInstall is 15346 * called in other places without the lock. This needs 15347 * to be straightened out. 15348 */ 15349 // writer 15350 synchronized (mPackages) { 15351 retCode = PackageManager.INSTALL_SUCCEEDED; 15352 pkgList.add(pkg.packageName); 15353 // Post process args 15354 args.doPostInstall(PackageManager.INSTALL_SUCCEEDED, 15355 pkg.applicationInfo.uid); 15356 } 15357 } else { 15358 Slog.i(TAG, "Failed to install pkg from " + codePath + " from sdcard"); 15359 } 15360 } 15361 15362 } finally { 15363 if (retCode != PackageManager.INSTALL_SUCCEEDED) { 15364 Log.w(TAG, "Container " + args.cid + " is stale, retCode=" + retCode); 15365 } 15366 } 15367 } 15368 // writer 15369 synchronized (mPackages) { 15370 // If the platform SDK has changed since the last time we booted, 15371 // we need to re-grant app permission to catch any new ones that 15372 // appear. This is really a hack, and means that apps can in some 15373 // cases get permissions that the user didn't initially explicitly 15374 // allow... it would be nice to have some better way to handle 15375 // this situation. 15376 final boolean regrantPermissions = mSettings.mExternalSdkPlatform != mSdkVersion; 15377 if (regrantPermissions) 15378 Slog.i(TAG, "Platform changed from " + mSettings.mExternalSdkPlatform + " to " 15379 + mSdkVersion + "; regranting permissions for external storage"); 15380 mSettings.mExternalSdkPlatform = mSdkVersion; 15381 15382 // Make sure group IDs have been assigned, and any permission 15383 // changes in other apps are accounted for 15384 updatePermissionsLPw(null, null, UPDATE_PERMISSIONS_ALL 15385 | (regrantPermissions 15386 ? (UPDATE_PERMISSIONS_REPLACE_PKG|UPDATE_PERMISSIONS_REPLACE_ALL) 15387 : 0)); 15388 15389 mSettings.updateExternalDatabaseVersion(); 15390 15391 // can downgrade to reader 15392 // Persist settings 15393 mSettings.writeLPr(); 15394 } 15395 // Send a broadcast to let everyone know we are done processing 15396 if (pkgList.size() > 0) { 15397 sendResourcesChangedBroadcast(true, false, pkgList, uidArr, null); 15398 } 15399 } 15400 15401 /* 15402 * Utility method to unload a list of specified containers 15403 */ 15404 private void unloadAllContainers(Set<AsecInstallArgs> cidArgs) { 15405 // Just unmount all valid containers. 15406 for (AsecInstallArgs arg : cidArgs) { 15407 synchronized (mInstallLock) { 15408 arg.doPostDeleteLI(false); 15409 } 15410 } 15411 } 15412 15413 /* 15414 * Unload packages mounted on external media. This involves deleting package 15415 * data from internal structures, sending broadcasts about diabled packages, 15416 * gc'ing to free up references, unmounting all secure containers 15417 * corresponding to packages on external media, and posting a 15418 * UPDATED_MEDIA_STATUS message if status has been requested. Please note 15419 * that we always have to post this message if status has been requested no 15420 * matter what. 15421 */ 15422 private void unloadMediaPackages(ArrayMap<AsecInstallArgs, String> processCids, int uidArr[], 15423 final boolean reportStatus) { 15424 if (DEBUG_SD_INSTALL) 15425 Log.i(TAG, "unloading media packages"); 15426 ArrayList<String> pkgList = new ArrayList<String>(); 15427 ArrayList<AsecInstallArgs> failedList = new ArrayList<AsecInstallArgs>(); 15428 final Set<AsecInstallArgs> keys = processCids.keySet(); 15429 for (AsecInstallArgs args : keys) { 15430 String pkgName = args.getPackageName(); 15431 if (DEBUG_SD_INSTALL) 15432 Log.i(TAG, "Trying to unload pkg : " + pkgName); 15433 // Delete package internally 15434 PackageRemovedInfo outInfo = new PackageRemovedInfo(); 15435 synchronized (mInstallLock) { 15436 boolean res = deletePackageLI(pkgName, null, false, null, null, 15437 PackageManager.DELETE_KEEP_DATA, outInfo, false); 15438 if (res) { 15439 pkgList.add(pkgName); 15440 } else { 15441 Slog.e(TAG, "Failed to delete pkg from sdcard : " + pkgName); 15442 failedList.add(args); 15443 } 15444 } 15445 } 15446 15447 // reader 15448 synchronized (mPackages) { 15449 // We didn't update the settings after removing each package; 15450 // write them now for all packages. 15451 mSettings.writeLPr(); 15452 } 15453 15454 // We have to absolutely send UPDATED_MEDIA_STATUS only 15455 // after confirming that all the receivers processed the ordered 15456 // broadcast when packages get disabled, force a gc to clean things up. 15457 // and unload all the containers. 15458 if (pkgList.size() > 0) { 15459 sendResourcesChangedBroadcast(false, false, pkgList, uidArr, 15460 new IIntentReceiver.Stub() { 15461 public void performReceive(Intent intent, int resultCode, String data, 15462 Bundle extras, boolean ordered, boolean sticky, 15463 int sendingUser) throws RemoteException { 15464 Message msg = mHandler.obtainMessage(UPDATED_MEDIA_STATUS, 15465 reportStatus ? 1 : 0, 1, keys); 15466 mHandler.sendMessage(msg); 15467 } 15468 }); 15469 } else { 15470 Message msg = mHandler.obtainMessage(UPDATED_MEDIA_STATUS, reportStatus ? 1 : 0, -1, 15471 keys); 15472 mHandler.sendMessage(msg); 15473 } 15474 } 15475 15476 private void loadPrivatePackages(VolumeInfo vol) { 15477 final ArrayList<ApplicationInfo> loaded = new ArrayList<>(); 15478 final int parseFlags = mDefParseFlags | PackageParser.PARSE_EXTERNAL_STORAGE; 15479 synchronized (mInstallLock) { 15480 synchronized (mPackages) { 15481 final List<PackageSetting> packages = mSettings.getVolumePackagesLPr(vol.fsUuid); 15482 for (PackageSetting ps : packages) { 15483 final PackageParser.Package pkg; 15484 try { 15485 pkg = scanPackageLI(ps.codePath, parseFlags, SCAN_INITIAL, 0L, null); 15486 loaded.add(pkg.applicationInfo); 15487 } catch (PackageManagerException e) { 15488 Slog.w(TAG, "Failed to scan " + ps.codePath + ": " + e.getMessage()); 15489 } 15490 } 15491 15492 // TODO: regrant any permissions that changed based since original install 15493 15494 mSettings.writeLPr(); 15495 } 15496 } 15497 15498 if (DEBUG_INSTALL) Slog.d(TAG, "Loaded packages " + loaded); 15499 sendResourcesChangedBroadcast(true, false, loaded, null); 15500 } 15501 15502 private void unloadPrivatePackages(VolumeInfo vol) { 15503 final ArrayList<ApplicationInfo> unloaded = new ArrayList<>(); 15504 synchronized (mInstallLock) { 15505 synchronized (mPackages) { 15506 final List<PackageSetting> packages = mSettings.getVolumePackagesLPr(vol.fsUuid); 15507 for (PackageSetting ps : packages) { 15508 if (ps.pkg == null) continue; 15509 15510 final ApplicationInfo info = ps.pkg.applicationInfo; 15511 final PackageRemovedInfo outInfo = new PackageRemovedInfo(); 15512 if (deletePackageLI(ps.name, null, false, null, null, 15513 PackageManager.DELETE_KEEP_DATA, outInfo, false)) { 15514 unloaded.add(info); 15515 } else { 15516 Slog.w(TAG, "Failed to unload " + ps.codePath); 15517 } 15518 } 15519 15520 mSettings.writeLPr(); 15521 } 15522 } 15523 15524 if (DEBUG_INSTALL) Slog.d(TAG, "Unloaded packages " + unloaded); 15525 sendResourcesChangedBroadcast(false, false, unloaded, null); 15526 } 15527 15528 /** 15529 * Examine all users present on given mounted volume, and destroy data 15530 * belonging to users that are no longer valid, or whose user ID has been 15531 * recycled. 15532 */ 15533 private void reconcileUsers(String volumeUuid) { 15534 final File[] files = Environment.getDataUserDirectory(volumeUuid).listFiles(); 15535 if (ArrayUtils.isEmpty(files)) { 15536 Slog.d(TAG, "No users found on " + volumeUuid); 15537 return; 15538 } 15539 15540 for (File file : files) { 15541 if (!file.isDirectory()) continue; 15542 15543 final int userId; 15544 final UserInfo info; 15545 try { 15546 userId = Integer.parseInt(file.getName()); 15547 info = sUserManager.getUserInfo(userId); 15548 } catch (NumberFormatException e) { 15549 Slog.w(TAG, "Invalid user directory " + file); 15550 continue; 15551 } 15552 15553 boolean destroyUser = false; 15554 if (info == null) { 15555 logCriticalInfo(Log.WARN, "Destroying user directory " + file 15556 + " because no matching user was found"); 15557 destroyUser = true; 15558 } else { 15559 try { 15560 UserManagerService.enforceSerialNumber(file, info.serialNumber); 15561 } catch (IOException e) { 15562 logCriticalInfo(Log.WARN, "Destroying user directory " + file 15563 + " because we failed to enforce serial number: " + e); 15564 destroyUser = true; 15565 } 15566 } 15567 15568 if (destroyUser) { 15569 synchronized (mInstallLock) { 15570 mInstaller.removeUserDataDirs(volumeUuid, userId); 15571 } 15572 } 15573 } 15574 15575 final UserManager um = mContext.getSystemService(UserManager.class); 15576 for (UserInfo user : um.getUsers()) { 15577 final File userDir = Environment.getDataUserDirectory(volumeUuid, user.id); 15578 if (userDir.exists()) continue; 15579 15580 try { 15581 UserManagerService.prepareUserDirectory(mContext, volumeUuid, user.id); 15582 UserManagerService.enforceSerialNumber(userDir, user.serialNumber); 15583 } catch (IOException e) { 15584 Log.wtf(TAG, "Failed to create user directory on " + volumeUuid, e); 15585 } 15586 } 15587 } 15588 15589 /** 15590 * Examine all apps present on given mounted volume, and destroy apps that 15591 * aren't expected, either due to uninstallation or reinstallation on 15592 * another volume. 15593 */ 15594 private void reconcileApps(String volumeUuid) { 15595 final File[] files = Environment.getDataAppDirectory(volumeUuid).listFiles(); 15596 if (ArrayUtils.isEmpty(files)) { 15597 Slog.d(TAG, "No apps found on " + volumeUuid); 15598 return; 15599 } 15600 15601 for (File file : files) { 15602 final boolean isPackage = (isApkFile(file) || file.isDirectory()) 15603 && !PackageInstallerService.isStageName(file.getName()); 15604 if (!isPackage) { 15605 // Ignore entries which are not packages 15606 continue; 15607 } 15608 15609 boolean destroyApp = false; 15610 String packageName = null; 15611 try { 15612 final PackageLite pkg = PackageParser.parsePackageLite(file, 15613 PackageParser.PARSE_MUST_BE_APK); 15614 packageName = pkg.packageName; 15615 15616 synchronized (mPackages) { 15617 final PackageSetting ps = mSettings.mPackages.get(packageName); 15618 if (ps == null) { 15619 logCriticalInfo(Log.WARN, "Destroying " + packageName + " on + " 15620 + volumeUuid + " because we found no install record"); 15621 destroyApp = true; 15622 } else if (!TextUtils.equals(volumeUuid, ps.volumeUuid)) { 15623 logCriticalInfo(Log.WARN, "Destroying " + packageName + " on " 15624 + volumeUuid + " because we expected it on " + ps.volumeUuid); 15625 destroyApp = true; 15626 } 15627 } 15628 15629 } catch (PackageParserException e) { 15630 logCriticalInfo(Log.WARN, "Destroying " + file + " due to parse failure: " + e); 15631 destroyApp = true; 15632 } 15633 15634 if (destroyApp) { 15635 synchronized (mInstallLock) { 15636 if (packageName != null) { 15637 removeDataDirsLI(volumeUuid, packageName); 15638 } 15639 if (file.isDirectory()) { 15640 mInstaller.rmPackageDir(file.getAbsolutePath()); 15641 } else { 15642 file.delete(); 15643 } 15644 } 15645 } 15646 } 15647 } 15648 15649 private void unfreezePackage(String packageName) { 15650 synchronized (mPackages) { 15651 final PackageSetting ps = mSettings.mPackages.get(packageName); 15652 if (ps != null) { 15653 ps.frozen = false; 15654 } 15655 } 15656 } 15657 15658 @Override 15659 public int movePackage(final String packageName, final String volumeUuid) { 15660 mContext.enforceCallingOrSelfPermission(android.Manifest.permission.MOVE_PACKAGE, null); 15661 15662 final int moveId = mNextMoveId.getAndIncrement(); 15663 try { 15664 movePackageInternal(packageName, volumeUuid, moveId); 15665 } catch (PackageManagerException e) { 15666 Slog.w(TAG, "Failed to move " + packageName, e); 15667 mMoveCallbacks.notifyStatusChanged(moveId, 15668 PackageManager.MOVE_FAILED_INTERNAL_ERROR); 15669 } 15670 return moveId; 15671 } 15672 15673 private void movePackageInternal(final String packageName, final String volumeUuid, 15674 final int moveId) throws PackageManagerException { 15675 final UserHandle user = new UserHandle(UserHandle.getCallingUserId()); 15676 final StorageManager storage = mContext.getSystemService(StorageManager.class); 15677 final PackageManager pm = mContext.getPackageManager(); 15678 15679 final boolean currentAsec; 15680 final String currentVolumeUuid; 15681 final File codeFile; 15682 final String installerPackageName; 15683 final String packageAbiOverride; 15684 final int appId; 15685 final String seinfo; 15686 final String label; 15687 15688 // reader 15689 synchronized (mPackages) { 15690 final PackageParser.Package pkg = mPackages.get(packageName); 15691 final PackageSetting ps = mSettings.mPackages.get(packageName); 15692 if (pkg == null || ps == null) { 15693 throw new PackageManagerException(MOVE_FAILED_DOESNT_EXIST, "Missing package"); 15694 } 15695 15696 if (pkg.applicationInfo.isSystemApp()) { 15697 throw new PackageManagerException(MOVE_FAILED_SYSTEM_PACKAGE, 15698 "Cannot move system application"); 15699 } 15700 15701 if (Objects.equals(ps.volumeUuid, volumeUuid)) { 15702 throw new PackageManagerException(MOVE_FAILED_INTERNAL_ERROR, 15703 "Package already moved to " + volumeUuid); 15704 } 15705 15706 final File probe = new File(pkg.codePath); 15707 final File probeOat = new File(probe, "oat"); 15708 if (!probe.isDirectory() || !probeOat.isDirectory()) { 15709 throw new PackageManagerException(MOVE_FAILED_INTERNAL_ERROR, 15710 "Move only supported for modern cluster style installs"); 15711 } 15712 15713 if (ps.frozen) { 15714 throw new PackageManagerException(MOVE_FAILED_OPERATION_PENDING, 15715 "Failed to move already frozen package"); 15716 } 15717 ps.frozen = true; 15718 15719 currentAsec = pkg.applicationInfo.isForwardLocked() 15720 || pkg.applicationInfo.isExternalAsec(); 15721 currentVolumeUuid = ps.volumeUuid; 15722 codeFile = new File(pkg.codePath); 15723 installerPackageName = ps.installerPackageName; 15724 packageAbiOverride = ps.cpuAbiOverrideString; 15725 appId = UserHandle.getAppId(pkg.applicationInfo.uid); 15726 seinfo = pkg.applicationInfo.seinfo; 15727 label = String.valueOf(pm.getApplicationLabel(pkg.applicationInfo)); 15728 } 15729 15730 // Now that we're guarded by frozen state, kill app during move 15731 killApplication(packageName, appId, "move pkg"); 15732 15733 final Bundle extras = new Bundle(); 15734 extras.putString(Intent.EXTRA_PACKAGE_NAME, packageName); 15735 extras.putString(Intent.EXTRA_TITLE, label); 15736 mMoveCallbacks.notifyCreated(moveId, extras); 15737 15738 int installFlags; 15739 final boolean moveCompleteApp; 15740 final File measurePath; 15741 15742 if (Objects.equals(StorageManager.UUID_PRIVATE_INTERNAL, volumeUuid)) { 15743 installFlags = INSTALL_INTERNAL; 15744 moveCompleteApp = !currentAsec; 15745 measurePath = Environment.getDataAppDirectory(volumeUuid); 15746 } else if (Objects.equals(StorageManager.UUID_PRIMARY_PHYSICAL, volumeUuid)) { 15747 installFlags = INSTALL_EXTERNAL; 15748 moveCompleteApp = false; 15749 measurePath = storage.getPrimaryPhysicalVolume().getPath(); 15750 } else { 15751 final VolumeInfo volume = storage.findVolumeByUuid(volumeUuid); 15752 if (volume == null || volume.getType() != VolumeInfo.TYPE_PRIVATE 15753 || !volume.isMountedWritable()) { 15754 unfreezePackage(packageName); 15755 throw new PackageManagerException(MOVE_FAILED_INTERNAL_ERROR, 15756 "Move location not mounted private volume"); 15757 } 15758 15759 Preconditions.checkState(!currentAsec); 15760 15761 installFlags = INSTALL_INTERNAL; 15762 moveCompleteApp = true; 15763 measurePath = Environment.getDataAppDirectory(volumeUuid); 15764 } 15765 15766 final PackageStats stats = new PackageStats(null, -1); 15767 synchronized (mInstaller) { 15768 if (!getPackageSizeInfoLI(packageName, -1, stats)) { 15769 unfreezePackage(packageName); 15770 throw new PackageManagerException(MOVE_FAILED_INTERNAL_ERROR, 15771 "Failed to measure package size"); 15772 } 15773 } 15774 15775 if (DEBUG_INSTALL) Slog.d(TAG, "Measured code size " + stats.codeSize + ", data size " 15776 + stats.dataSize); 15777 15778 final long startFreeBytes = measurePath.getFreeSpace(); 15779 final long sizeBytes; 15780 if (moveCompleteApp) { 15781 sizeBytes = stats.codeSize + stats.dataSize; 15782 } else { 15783 sizeBytes = stats.codeSize; 15784 } 15785 15786 if (sizeBytes > storage.getStorageBytesUntilLow(measurePath)) { 15787 unfreezePackage(packageName); 15788 throw new PackageManagerException(MOVE_FAILED_INTERNAL_ERROR, 15789 "Not enough free space to move"); 15790 } 15791 15792 mMoveCallbacks.notifyStatusChanged(moveId, 10); 15793 15794 final CountDownLatch installedLatch = new CountDownLatch(1); 15795 final IPackageInstallObserver2 installObserver = new IPackageInstallObserver2.Stub() { 15796 @Override 15797 public void onUserActionRequired(Intent intent) throws RemoteException { 15798 throw new IllegalStateException(); 15799 } 15800 15801 @Override 15802 public void onPackageInstalled(String basePackageName, int returnCode, String msg, 15803 Bundle extras) throws RemoteException { 15804 if (DEBUG_INSTALL) Slog.d(TAG, "Install result for move: " 15805 + PackageManager.installStatusToString(returnCode, msg)); 15806 15807 installedLatch.countDown(); 15808 15809 // Regardless of success or failure of the move operation, 15810 // always unfreeze the package 15811 unfreezePackage(packageName); 15812 15813 final int status = PackageManager.installStatusToPublicStatus(returnCode); 15814 switch (status) { 15815 case PackageInstaller.STATUS_SUCCESS: 15816 mMoveCallbacks.notifyStatusChanged(moveId, 15817 PackageManager.MOVE_SUCCEEDED); 15818 break; 15819 case PackageInstaller.STATUS_FAILURE_STORAGE: 15820 mMoveCallbacks.notifyStatusChanged(moveId, 15821 PackageManager.MOVE_FAILED_INSUFFICIENT_STORAGE); 15822 break; 15823 default: 15824 mMoveCallbacks.notifyStatusChanged(moveId, 15825 PackageManager.MOVE_FAILED_INTERNAL_ERROR); 15826 break; 15827 } 15828 } 15829 }; 15830 15831 final MoveInfo move; 15832 if (moveCompleteApp) { 15833 // Kick off a thread to report progress estimates 15834 new Thread() { 15835 @Override 15836 public void run() { 15837 while (true) { 15838 try { 15839 if (installedLatch.await(1, TimeUnit.SECONDS)) { 15840 break; 15841 } 15842 } catch (InterruptedException ignored) { 15843 } 15844 15845 final long deltaFreeBytes = startFreeBytes - measurePath.getFreeSpace(); 15846 final int progress = 10 + (int) MathUtils.constrain( 15847 ((deltaFreeBytes * 80) / sizeBytes), 0, 80); 15848 mMoveCallbacks.notifyStatusChanged(moveId, progress); 15849 } 15850 } 15851 }.start(); 15852 15853 final String dataAppName = codeFile.getName(); 15854 move = new MoveInfo(moveId, currentVolumeUuid, volumeUuid, packageName, 15855 dataAppName, appId, seinfo); 15856 } else { 15857 move = null; 15858 } 15859 15860 installFlags |= PackageManager.INSTALL_REPLACE_EXISTING; 15861 15862 final Message msg = mHandler.obtainMessage(INIT_COPY); 15863 final OriginInfo origin = OriginInfo.fromExistingFile(codeFile); 15864 msg.obj = new InstallParams(origin, move, installObserver, installFlags, 15865 installerPackageName, volumeUuid, null, user, packageAbiOverride); 15866 mHandler.sendMessage(msg); 15867 } 15868 15869 @Override 15870 public int movePrimaryStorage(String volumeUuid) throws RemoteException { 15871 mContext.enforceCallingOrSelfPermission(android.Manifest.permission.MOVE_PACKAGE, null); 15872 15873 final int realMoveId = mNextMoveId.getAndIncrement(); 15874 final Bundle extras = new Bundle(); 15875 extras.putString(VolumeRecord.EXTRA_FS_UUID, volumeUuid); 15876 mMoveCallbacks.notifyCreated(realMoveId, extras); 15877 15878 final IPackageMoveObserver callback = new IPackageMoveObserver.Stub() { 15879 @Override 15880 public void onCreated(int moveId, Bundle extras) { 15881 // Ignored 15882 } 15883 15884 @Override 15885 public void onStatusChanged(int moveId, int status, long estMillis) { 15886 mMoveCallbacks.notifyStatusChanged(realMoveId, status, estMillis); 15887 } 15888 }; 15889 15890 final StorageManager storage = mContext.getSystemService(StorageManager.class); 15891 storage.setPrimaryStorageUuid(volumeUuid, callback); 15892 return realMoveId; 15893 } 15894 15895 @Override 15896 public int getMoveStatus(int moveId) { 15897 mContext.enforceCallingOrSelfPermission( 15898 android.Manifest.permission.MOUNT_UNMOUNT_FILESYSTEMS, null); 15899 return mMoveCallbacks.mLastStatus.get(moveId); 15900 } 15901 15902 @Override 15903 public void registerMoveCallback(IPackageMoveObserver callback) { 15904 mContext.enforceCallingOrSelfPermission( 15905 android.Manifest.permission.MOUNT_UNMOUNT_FILESYSTEMS, null); 15906 mMoveCallbacks.register(callback); 15907 } 15908 15909 @Override 15910 public void unregisterMoveCallback(IPackageMoveObserver callback) { 15911 mContext.enforceCallingOrSelfPermission( 15912 android.Manifest.permission.MOUNT_UNMOUNT_FILESYSTEMS, null); 15913 mMoveCallbacks.unregister(callback); 15914 } 15915 15916 @Override 15917 public boolean setInstallLocation(int loc) { 15918 mContext.enforceCallingOrSelfPermission(android.Manifest.permission.WRITE_SECURE_SETTINGS, 15919 null); 15920 if (getInstallLocation() == loc) { 15921 return true; 15922 } 15923 if (loc == PackageHelper.APP_INSTALL_AUTO || loc == PackageHelper.APP_INSTALL_INTERNAL 15924 || loc == PackageHelper.APP_INSTALL_EXTERNAL) { 15925 android.provider.Settings.Global.putInt(mContext.getContentResolver(), 15926 android.provider.Settings.Global.DEFAULT_INSTALL_LOCATION, loc); 15927 return true; 15928 } 15929 return false; 15930 } 15931 15932 @Override 15933 public int getInstallLocation() { 15934 return android.provider.Settings.Global.getInt(mContext.getContentResolver(), 15935 android.provider.Settings.Global.DEFAULT_INSTALL_LOCATION, 15936 PackageHelper.APP_INSTALL_AUTO); 15937 } 15938 15939 /** Called by UserManagerService */ 15940 void cleanUpUserLILPw(UserManagerService userManager, int userHandle) { 15941 mDirtyUsers.remove(userHandle); 15942 mSettings.removeUserLPw(userHandle); 15943 mPendingBroadcasts.remove(userHandle); 15944 if (mInstaller != null) { 15945 // Technically, we shouldn't be doing this with the package lock 15946 // held. However, this is very rare, and there is already so much 15947 // other disk I/O going on, that we'll let it slide for now. 15948 final StorageManager storage = mContext.getSystemService(StorageManager.class); 15949 for (VolumeInfo vol : storage.getWritablePrivateVolumes()) { 15950 final String volumeUuid = vol.getFsUuid(); 15951 if (DEBUG_INSTALL) Slog.d(TAG, "Removing user data on volume " + volumeUuid); 15952 mInstaller.removeUserDataDirs(volumeUuid, userHandle); 15953 } 15954 } 15955 mUserNeedsBadging.delete(userHandle); 15956 removeUnusedPackagesLILPw(userManager, userHandle); 15957 } 15958 15959 /** 15960 * We're removing userHandle and would like to remove any downloaded packages 15961 * that are no longer in use by any other user. 15962 * @param userHandle the user being removed 15963 */ 15964 private void removeUnusedPackagesLILPw(UserManagerService userManager, final int userHandle) { 15965 final boolean DEBUG_CLEAN_APKS = false; 15966 int [] users = userManager.getUserIdsLPr(); 15967 Iterator<PackageSetting> psit = mSettings.mPackages.values().iterator(); 15968 while (psit.hasNext()) { 15969 PackageSetting ps = psit.next(); 15970 if (ps.pkg == null) { 15971 continue; 15972 } 15973 final String packageName = ps.pkg.packageName; 15974 // Skip over if system app 15975 if ((ps.pkgFlags & ApplicationInfo.FLAG_SYSTEM) != 0) { 15976 continue; 15977 } 15978 if (DEBUG_CLEAN_APKS) { 15979 Slog.i(TAG, "Checking package " + packageName); 15980 } 15981 boolean keep = false; 15982 for (int i = 0; i < users.length; i++) { 15983 if (users[i] != userHandle && ps.getInstalled(users[i])) { 15984 keep = true; 15985 if (DEBUG_CLEAN_APKS) { 15986 Slog.i(TAG, " Keeping package " + packageName + " for user " 15987 + users[i]); 15988 } 15989 break; 15990 } 15991 } 15992 if (!keep) { 15993 if (DEBUG_CLEAN_APKS) { 15994 Slog.i(TAG, " Removing package " + packageName); 15995 } 15996 mHandler.post(new Runnable() { 15997 public void run() { 15998 deletePackageX(packageName, userHandle, 0); 15999 } //end run 16000 }); 16001 } 16002 } 16003 } 16004 16005 /** Called by UserManagerService */ 16006 void createNewUserLILPw(int userHandle) { 16007 if (mInstaller != null) { 16008 mInstaller.createUserConfig(userHandle); 16009 mSettings.createNewUserLILPw(this, mInstaller, userHandle); 16010 applyFactoryDefaultBrowserLPw(userHandle); 16011 primeDomainVerificationsLPw(userHandle); 16012 } 16013 } 16014 16015 void newUserCreated(final int userHandle) { 16016 mDefaultPermissionPolicy.grantDefaultPermissions(userHandle); 16017 } 16018 16019 @Override 16020 public VerifierDeviceIdentity getVerifierDeviceIdentity() throws RemoteException { 16021 mContext.enforceCallingOrSelfPermission( 16022 android.Manifest.permission.PACKAGE_VERIFICATION_AGENT, 16023 "Only package verification agents can read the verifier device identity"); 16024 16025 synchronized (mPackages) { 16026 return mSettings.getVerifierDeviceIdentityLPw(); 16027 } 16028 } 16029 16030 @Override 16031 public void setPermissionEnforced(String permission, boolean enforced) { 16032 mContext.enforceCallingOrSelfPermission(GRANT_REVOKE_PERMISSIONS, null); 16033 if (READ_EXTERNAL_STORAGE.equals(permission)) { 16034 synchronized (mPackages) { 16035 if (mSettings.mReadExternalStorageEnforced == null 16036 || mSettings.mReadExternalStorageEnforced != enforced) { 16037 mSettings.mReadExternalStorageEnforced = enforced; 16038 mSettings.writeLPr(); 16039 } 16040 } 16041 // kill any non-foreground processes so we restart them and 16042 // grant/revoke the GID. 16043 final IActivityManager am = ActivityManagerNative.getDefault(); 16044 if (am != null) { 16045 final long token = Binder.clearCallingIdentity(); 16046 try { 16047 am.killProcessesBelowForeground("setPermissionEnforcement"); 16048 } catch (RemoteException e) { 16049 } finally { 16050 Binder.restoreCallingIdentity(token); 16051 } 16052 } 16053 } else { 16054 throw new IllegalArgumentException("No selective enforcement for " + permission); 16055 } 16056 } 16057 16058 @Override 16059 @Deprecated 16060 public boolean isPermissionEnforced(String permission) { 16061 return true; 16062 } 16063 16064 @Override 16065 public boolean isStorageLow() { 16066 final long token = Binder.clearCallingIdentity(); 16067 try { 16068 final DeviceStorageMonitorInternal 16069 dsm = LocalServices.getService(DeviceStorageMonitorInternal.class); 16070 if (dsm != null) { 16071 return dsm.isMemoryLow(); 16072 } else { 16073 return false; 16074 } 16075 } finally { 16076 Binder.restoreCallingIdentity(token); 16077 } 16078 } 16079 16080 @Override 16081 public IPackageInstaller getPackageInstaller() { 16082 return mInstallerService; 16083 } 16084 16085 private boolean userNeedsBadging(int userId) { 16086 int index = mUserNeedsBadging.indexOfKey(userId); 16087 if (index < 0) { 16088 final UserInfo userInfo; 16089 final long token = Binder.clearCallingIdentity(); 16090 try { 16091 userInfo = sUserManager.getUserInfo(userId); 16092 } finally { 16093 Binder.restoreCallingIdentity(token); 16094 } 16095 final boolean b; 16096 if (userInfo != null && userInfo.isManagedProfile()) { 16097 b = true; 16098 } else { 16099 b = false; 16100 } 16101 mUserNeedsBadging.put(userId, b); 16102 return b; 16103 } 16104 return mUserNeedsBadging.valueAt(index); 16105 } 16106 16107 @Override 16108 public KeySet getKeySetByAlias(String packageName, String alias) { 16109 if (packageName == null || alias == null) { 16110 return null; 16111 } 16112 synchronized(mPackages) { 16113 final PackageParser.Package pkg = mPackages.get(packageName); 16114 if (pkg == null) { 16115 Slog.w(TAG, "KeySet requested for unknown package:" + packageName); 16116 throw new IllegalArgumentException("Unknown package: " + packageName); 16117 } 16118 KeySetManagerService ksms = mSettings.mKeySetManagerService; 16119 return new KeySet(ksms.getKeySetByAliasAndPackageNameLPr(packageName, alias)); 16120 } 16121 } 16122 16123 @Override 16124 public KeySet getSigningKeySet(String packageName) { 16125 if (packageName == null) { 16126 return null; 16127 } 16128 synchronized(mPackages) { 16129 final PackageParser.Package pkg = mPackages.get(packageName); 16130 if (pkg == null) { 16131 Slog.w(TAG, "KeySet requested for unknown package:" + packageName); 16132 throw new IllegalArgumentException("Unknown package: " + packageName); 16133 } 16134 if (pkg.applicationInfo.uid != Binder.getCallingUid() 16135 && Process.SYSTEM_UID != Binder.getCallingUid()) { 16136 throw new SecurityException("May not access signing KeySet of other apps."); 16137 } 16138 KeySetManagerService ksms = mSettings.mKeySetManagerService; 16139 return new KeySet(ksms.getSigningKeySetByPackageNameLPr(packageName)); 16140 } 16141 } 16142 16143 @Override 16144 public boolean isPackageSignedByKeySet(String packageName, KeySet ks) { 16145 if (packageName == null || ks == null) { 16146 return false; 16147 } 16148 synchronized(mPackages) { 16149 final PackageParser.Package pkg = mPackages.get(packageName); 16150 if (pkg == null) { 16151 Slog.w(TAG, "KeySet requested for unknown package:" + packageName); 16152 throw new IllegalArgumentException("Unknown package: " + packageName); 16153 } 16154 IBinder ksh = ks.getToken(); 16155 if (ksh instanceof KeySetHandle) { 16156 KeySetManagerService ksms = mSettings.mKeySetManagerService; 16157 return ksms.packageIsSignedByLPr(packageName, (KeySetHandle) ksh); 16158 } 16159 return false; 16160 } 16161 } 16162 16163 @Override 16164 public boolean isPackageSignedByKeySetExactly(String packageName, KeySet ks) { 16165 if (packageName == null || ks == null) { 16166 return false; 16167 } 16168 synchronized(mPackages) { 16169 final PackageParser.Package pkg = mPackages.get(packageName); 16170 if (pkg == null) { 16171 Slog.w(TAG, "KeySet requested for unknown package:" + packageName); 16172 throw new IllegalArgumentException("Unknown package: " + packageName); 16173 } 16174 IBinder ksh = ks.getToken(); 16175 if (ksh instanceof KeySetHandle) { 16176 KeySetManagerService ksms = mSettings.mKeySetManagerService; 16177 return ksms.packageIsSignedByExactlyLPr(packageName, (KeySetHandle) ksh); 16178 } 16179 return false; 16180 } 16181 } 16182 16183 public void getUsageStatsIfNoPackageUsageInfo() { 16184 if (!mPackageUsage.isHistoricalPackageUsageAvailable()) { 16185 UsageStatsManager usm = (UsageStatsManager) mContext.getSystemService(Context.USAGE_STATS_SERVICE); 16186 if (usm == null) { 16187 throw new IllegalStateException("UsageStatsManager must be initialized"); 16188 } 16189 long now = System.currentTimeMillis(); 16190 Map<String, UsageStats> stats = usm.queryAndAggregateUsageStats(now - mDexOptLRUThresholdInMills, now); 16191 for (Map.Entry<String, UsageStats> entry : stats.entrySet()) { 16192 String packageName = entry.getKey(); 16193 PackageParser.Package pkg = mPackages.get(packageName); 16194 if (pkg == null) { 16195 continue; 16196 } 16197 UsageStats usage = entry.getValue(); 16198 pkg.mLastPackageUsageTimeInMills = usage.getLastTimeUsed(); 16199 mPackageUsage.mIsHistoricalPackageUsageAvailable = true; 16200 } 16201 } 16202 } 16203 16204 /** 16205 * Check and throw if the given before/after packages would be considered a 16206 * downgrade. 16207 */ 16208 private static void checkDowngrade(PackageParser.Package before, PackageInfoLite after) 16209 throws PackageManagerException { 16210 if (after.versionCode < before.mVersionCode) { 16211 throw new PackageManagerException(INSTALL_FAILED_VERSION_DOWNGRADE, 16212 "Update version code " + after.versionCode + " is older than current " 16213 + before.mVersionCode); 16214 } else if (after.versionCode == before.mVersionCode) { 16215 if (after.baseRevisionCode < before.baseRevisionCode) { 16216 throw new PackageManagerException(INSTALL_FAILED_VERSION_DOWNGRADE, 16217 "Update base revision code " + after.baseRevisionCode 16218 + " is older than current " + before.baseRevisionCode); 16219 } 16220 16221 if (!ArrayUtils.isEmpty(after.splitNames)) { 16222 for (int i = 0; i < after.splitNames.length; i++) { 16223 final String splitName = after.splitNames[i]; 16224 final int j = ArrayUtils.indexOf(before.splitNames, splitName); 16225 if (j != -1) { 16226 if (after.splitRevisionCodes[i] < before.splitRevisionCodes[j]) { 16227 throw new PackageManagerException(INSTALL_FAILED_VERSION_DOWNGRADE, 16228 "Update split " + splitName + " revision code " 16229 + after.splitRevisionCodes[i] + " is older than current " 16230 + before.splitRevisionCodes[j]); 16231 } 16232 } 16233 } 16234 } 16235 } 16236 } 16237 16238 private static class MoveCallbacks extends Handler { 16239 private static final int MSG_CREATED = 1; 16240 private static final int MSG_STATUS_CHANGED = 2; 16241 16242 private final RemoteCallbackList<IPackageMoveObserver> 16243 mCallbacks = new RemoteCallbackList<>(); 16244 16245 private final SparseIntArray mLastStatus = new SparseIntArray(); 16246 16247 public MoveCallbacks(Looper looper) { 16248 super(looper); 16249 } 16250 16251 public void register(IPackageMoveObserver callback) { 16252 mCallbacks.register(callback); 16253 } 16254 16255 public void unregister(IPackageMoveObserver callback) { 16256 mCallbacks.unregister(callback); 16257 } 16258 16259 @Override 16260 public void handleMessage(Message msg) { 16261 final SomeArgs args = (SomeArgs) msg.obj; 16262 final int n = mCallbacks.beginBroadcast(); 16263 for (int i = 0; i < n; i++) { 16264 final IPackageMoveObserver callback = mCallbacks.getBroadcastItem(i); 16265 try { 16266 invokeCallback(callback, msg.what, args); 16267 } catch (RemoteException ignored) { 16268 } 16269 } 16270 mCallbacks.finishBroadcast(); 16271 args.recycle(); 16272 } 16273 16274 private void invokeCallback(IPackageMoveObserver callback, int what, SomeArgs args) 16275 throws RemoteException { 16276 switch (what) { 16277 case MSG_CREATED: { 16278 callback.onCreated(args.argi1, (Bundle) args.arg2); 16279 break; 16280 } 16281 case MSG_STATUS_CHANGED: { 16282 callback.onStatusChanged(args.argi1, args.argi2, (long) args.arg3); 16283 break; 16284 } 16285 } 16286 } 16287 16288 private void notifyCreated(int moveId, Bundle extras) { 16289 Slog.v(TAG, "Move " + moveId + " created " + extras.toString()); 16290 16291 final SomeArgs args = SomeArgs.obtain(); 16292 args.argi1 = moveId; 16293 args.arg2 = extras; 16294 obtainMessage(MSG_CREATED, args).sendToTarget(); 16295 } 16296 16297 private void notifyStatusChanged(int moveId, int status) { 16298 notifyStatusChanged(moveId, status, -1); 16299 } 16300 16301 private void notifyStatusChanged(int moveId, int status, long estMillis) { 16302 Slog.v(TAG, "Move " + moveId + " status " + status); 16303 16304 final SomeArgs args = SomeArgs.obtain(); 16305 args.argi1 = moveId; 16306 args.argi2 = status; 16307 args.arg3 = estMillis; 16308 obtainMessage(MSG_STATUS_CHANGED, args).sendToTarget(); 16309 16310 synchronized (mLastStatus) { 16311 mLastStatus.put(moveId, status); 16312 } 16313 } 16314 } 16315 16316 private final class OnPermissionChangeListeners extends Handler { 16317 private static final int MSG_ON_PERMISSIONS_CHANGED = 1; 16318 16319 private final RemoteCallbackList<IOnPermissionsChangeListener> mPermissionListeners = 16320 new RemoteCallbackList<>(); 16321 16322 public OnPermissionChangeListeners(Looper looper) { 16323 super(looper); 16324 } 16325 16326 @Override 16327 public void handleMessage(Message msg) { 16328 switch (msg.what) { 16329 case MSG_ON_PERMISSIONS_CHANGED: { 16330 final int uid = msg.arg1; 16331 handleOnPermissionsChanged(uid); 16332 } break; 16333 } 16334 } 16335 16336 public void addListenerLocked(IOnPermissionsChangeListener listener) { 16337 mPermissionListeners.register(listener); 16338 16339 } 16340 16341 public void removeListenerLocked(IOnPermissionsChangeListener listener) { 16342 mPermissionListeners.unregister(listener); 16343 } 16344 16345 public void onPermissionsChanged(int uid) { 16346 if (mPermissionListeners.getRegisteredCallbackCount() > 0) { 16347 obtainMessage(MSG_ON_PERMISSIONS_CHANGED, uid, 0).sendToTarget(); 16348 } 16349 } 16350 16351 private void handleOnPermissionsChanged(int uid) { 16352 final int count = mPermissionListeners.beginBroadcast(); 16353 try { 16354 for (int i = 0; i < count; i++) { 16355 IOnPermissionsChangeListener callback = mPermissionListeners 16356 .getBroadcastItem(i); 16357 try { 16358 callback.onPermissionsChanged(uid); 16359 } catch (RemoteException e) { 16360 Log.e(TAG, "Permission listener is dead", e); 16361 } 16362 } 16363 } finally { 16364 mPermissionListeners.finishBroadcast(); 16365 } 16366 } 16367 } 16368 16369 private class PackageManagerInternalImpl extends PackageManagerInternal { 16370 @Override 16371 public void setLocationPackagesProvider(PackagesProvider provider) { 16372 synchronized (mPackages) { 16373 mDefaultPermissionPolicy.setLocationPackagesProviderLPw(provider); 16374 } 16375 } 16376 16377 @Override 16378 public void setImePackagesProvider(PackagesProvider provider) { 16379 synchronized (mPackages) { 16380 mDefaultPermissionPolicy.setImePackagesProviderLPr(provider); 16381 } 16382 } 16383 16384 @Override 16385 public void setVoiceInteractionPackagesProvider(PackagesProvider provider) { 16386 synchronized (mPackages) { 16387 mDefaultPermissionPolicy.setVoiceInteractionPackagesProviderLPw(provider); 16388 } 16389 } 16390 16391 @Override 16392 public void setSmsAppPackagesProvider(PackagesProvider provider) { 16393 synchronized (mPackages) { 16394 mDefaultPermissionPolicy.setSmsAppPackagesProviderLPw(provider); 16395 } 16396 } 16397 16398 @Override 16399 public void setDialerAppPackagesProvider(PackagesProvider provider) { 16400 synchronized (mPackages) { 16401 mDefaultPermissionPolicy.setDialerAppPackagesProviderLPw(provider); 16402 } 16403 } 16404 16405 @Override 16406 public void setSyncAdapterPackagesprovider(SyncAdapterPackagesProvider provider) { 16407 synchronized (mPackages) { 16408 mDefaultPermissionPolicy.setSyncAdapterPackagesProviderLPw(provider); 16409 } 16410 } 16411 16412 @Override 16413 public void grantDefaultPermissionsToDefaultSmsApp(String packageName, int userId) { 16414 synchronized (mPackages) { 16415 mDefaultPermissionPolicy.grantDefaultPermissionsToDefaultSmsAppLPr( 16416 packageName, userId); 16417 } 16418 } 16419 16420 @Override 16421 public void grantDefaultPermissionsToDefaultDialerApp(String packageName, int userId) { 16422 synchronized (mPackages) { 16423 mDefaultPermissionPolicy.grantDefaultPermissionsToDefaultDialerAppLPr( 16424 packageName, userId); 16425 } 16426 } 16427 } 16428 16429 @Override 16430 public void grantDefaultPermissionsToEnabledCarrierApps(String[] packageNames, int userId) { 16431 enforceSystemOrPhoneCaller("grantPermissionsToEnabledCarrierApps"); 16432 synchronized (mPackages) { 16433 final long identity = Binder.clearCallingIdentity(); 16434 try { 16435 mDefaultPermissionPolicy.grantDefaultPermissionsToEnabledCarrierAppsLPr( 16436 packageNames, userId); 16437 } finally { 16438 Binder.restoreCallingIdentity(identity); 16439 } 16440 } 16441 } 16442 16443 private static void enforceSystemOrPhoneCaller(String tag) { 16444 int callingUid = Binder.getCallingUid(); 16445 if (callingUid != Process.PHONE_UID && callingUid != Process.SYSTEM_UID) { 16446 throw new SecurityException( 16447 "Cannot call " + tag + " from UID " + callingUid); 16448 } 16449 } 16450} 16451