PackageManagerService.java revision c84bf8498e51b04f8be5bfea0616a4bc0bc81eee
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 * 277mmm frameworks/base/tests/AndroidTests 278adb install -r -f out/target/product/passion/data/app/AndroidTests.apk 279adb shell am instrument -w -e class com.android.unit_tests.PackageManagerTests com.android.unit_tests/android.test.InstrumentationTestRunner 280 * 281 * {@hide} 282 */ 283public class PackageManagerService extends IPackageManager.Stub { 284 static final String TAG = "PackageManager"; 285 static final boolean DEBUG_SETTINGS = false; 286 static final boolean DEBUG_PREFERRED = false; 287 static final boolean DEBUG_UPGRADE = false; 288 static final boolean DEBUG_DOMAIN_VERIFICATION = false; 289 private static final boolean DEBUG_BACKUP = false; 290 private static final boolean DEBUG_INSTALL = false; 291 private static final boolean DEBUG_REMOVE = false; 292 private static final boolean DEBUG_BROADCASTS = false; 293 private static final boolean DEBUG_SHOW_INFO = false; 294 private static final boolean DEBUG_PACKAGE_INFO = false; 295 private static final boolean DEBUG_INTENT_MATCHING = false; 296 private static final boolean DEBUG_PACKAGE_SCANNING = false; 297 private static final boolean DEBUG_VERIFY = false; 298 private static final boolean DEBUG_DEXOPT = false; 299 private static final boolean DEBUG_ABI_SELECTION = false; 300 301 static final boolean CLEAR_RUNTIME_PERMISSIONS_ON_UPGRADE = Build.IS_DEBUGGABLE; 302 303 private static final int RADIO_UID = Process.PHONE_UID; 304 private static final int LOG_UID = Process.LOG_UID; 305 private static final int NFC_UID = Process.NFC_UID; 306 private static final int BLUETOOTH_UID = Process.BLUETOOTH_UID; 307 private static final int SHELL_UID = Process.SHELL_UID; 308 309 // Cap the size of permission trees that 3rd party apps can define 310 private static final int MAX_PERMISSION_TREE_FOOTPRINT = 32768; // characters of text 311 312 // Suffix used during package installation when copying/moving 313 // package apks to install directory. 314 private static final String INSTALL_PACKAGE_SUFFIX = "-"; 315 316 static final int SCAN_NO_DEX = 1<<1; 317 static final int SCAN_FORCE_DEX = 1<<2; 318 static final int SCAN_UPDATE_SIGNATURE = 1<<3; 319 static final int SCAN_NEW_INSTALL = 1<<4; 320 static final int SCAN_NO_PATHS = 1<<5; 321 static final int SCAN_UPDATE_TIME = 1<<6; 322 static final int SCAN_DEFER_DEX = 1<<7; 323 static final int SCAN_BOOTING = 1<<8; 324 static final int SCAN_TRUSTED_OVERLAY = 1<<9; 325 static final int SCAN_DELETE_DATA_ON_FAILURES = 1<<10; 326 static final int SCAN_REQUIRE_KNOWN = 1<<12; 327 static final int SCAN_MOVE = 1<<13; 328 static final int SCAN_INITIAL = 1<<14; 329 330 static final int REMOVE_CHATTY = 1<<16; 331 332 private static final int[] EMPTY_INT_ARRAY = new int[0]; 333 334 /** 335 * Timeout (in milliseconds) after which the watchdog should declare that 336 * our handler thread is wedged. The usual default for such things is one 337 * minute but we sometimes do very lengthy I/O operations on this thread, 338 * such as installing multi-gigabyte applications, so ours needs to be longer. 339 */ 340 private static final long WATCHDOG_TIMEOUT = 1000*60*10; // ten minutes 341 342 /** 343 * Wall-clock timeout (in milliseconds) after which we *require* that an fstrim 344 * be run on this device. We use the value in the Settings.Global.MANDATORY_FSTRIM_INTERVAL 345 * settings entry if available, otherwise we use the hardcoded default. If it's been 346 * more than this long since the last fstrim, we force one during the boot sequence. 347 * 348 * This backstops other fstrim scheduling: if the device is alive at midnight+idle, 349 * one gets run at the next available charging+idle time. This final mandatory 350 * no-fstrim check kicks in only of the other scheduling criteria is never met. 351 */ 352 private static final long DEFAULT_MANDATORY_FSTRIM_INTERVAL = 3 * DateUtils.DAY_IN_MILLIS; 353 354 /** 355 * Whether verification is enabled by default. 356 */ 357 private static final boolean DEFAULT_VERIFY_ENABLE = true; 358 359 /** 360 * The default maximum time to wait for the verification agent to return in 361 * milliseconds. 362 */ 363 private static final long DEFAULT_VERIFICATION_TIMEOUT = 10 * 1000; 364 365 /** 366 * The default response for package verification timeout. 367 * 368 * This can be either PackageManager.VERIFICATION_ALLOW or 369 * PackageManager.VERIFICATION_REJECT. 370 */ 371 private static final int DEFAULT_VERIFICATION_RESPONSE = PackageManager.VERIFICATION_ALLOW; 372 373 static final String DEFAULT_CONTAINER_PACKAGE = "com.android.defcontainer"; 374 375 static final ComponentName DEFAULT_CONTAINER_COMPONENT = new ComponentName( 376 DEFAULT_CONTAINER_PACKAGE, 377 "com.android.defcontainer.DefaultContainerService"); 378 379 private static final String KILL_APP_REASON_GIDS_CHANGED = 380 "permission grant or revoke changed gids"; 381 382 private static final String KILL_APP_REASON_PERMISSIONS_REVOKED = 383 "permissions revoked"; 384 385 private static final String PACKAGE_MIME_TYPE = "application/vnd.android.package-archive"; 386 387 private static final String VENDOR_OVERLAY_DIR = "/vendor/overlay"; 388 389 /** Permission grant: not grant the permission. */ 390 private static final int GRANT_DENIED = 1; 391 392 /** Permission grant: grant the permission as an install permission. */ 393 private static final int GRANT_INSTALL = 2; 394 395 /** Permission grant: grant the permission as an install permission for a legacy app. */ 396 private static final int GRANT_INSTALL_LEGACY = 3; 397 398 /** Permission grant: grant the permission as a runtime one. */ 399 private static final int GRANT_RUNTIME = 4; 400 401 /** Permission grant: grant as runtime a permission that was granted as an install time one. */ 402 private static final int GRANT_UPGRADE = 5; 403 404 /** Canonical intent used to identify what counts as a "web browser" app */ 405 private static final Intent sBrowserIntent; 406 static { 407 sBrowserIntent = new Intent(); 408 sBrowserIntent.setAction(Intent.ACTION_VIEW); 409 sBrowserIntent.addCategory(Intent.CATEGORY_BROWSABLE); 410 sBrowserIntent.setData(Uri.parse("http:")); 411 } 412 413 final ServiceThread mHandlerThread; 414 415 final PackageHandler mHandler; 416 417 /** 418 * Messages for {@link #mHandler} that need to wait for system ready before 419 * being dispatched. 420 */ 421 private ArrayList<Message> mPostSystemReadyMessages; 422 423 final int mSdkVersion = Build.VERSION.SDK_INT; 424 425 final Context mContext; 426 final boolean mFactoryTest; 427 final boolean mOnlyCore; 428 final boolean mLazyDexOpt; 429 final long mDexOptLRUThresholdInMills; 430 final DisplayMetrics mMetrics; 431 final int mDefParseFlags; 432 final String[] mSeparateProcesses; 433 final boolean mIsUpgrade; 434 435 // This is where all application persistent data goes. 436 final File mAppDataDir; 437 438 // This is where all application persistent data goes for secondary users. 439 final File mUserAppDataDir; 440 441 /** The location for ASEC container files on internal storage. */ 442 final String mAsecInternalPath; 443 444 // Used for privilege escalation. MUST NOT BE CALLED WITH mPackages 445 // LOCK HELD. Can be called with mInstallLock held. 446 @GuardedBy("mInstallLock") 447 final Installer mInstaller; 448 449 /** Directory where installed third-party apps stored */ 450 final File mAppInstallDir; 451 452 /** 453 * Directory to which applications installed internally have their 454 * 32 bit native libraries copied. 455 */ 456 private File mAppLib32InstallDir; 457 458 // Directory containing the private parts (e.g. code and non-resource assets) of forward-locked 459 // apps. 460 final File mDrmAppPrivateInstallDir; 461 462 // ---------------------------------------------------------------- 463 464 // Lock for state used when installing and doing other long running 465 // operations. Methods that must be called with this lock held have 466 // the suffix "LI". 467 final Object mInstallLock = new Object(); 468 469 // ---------------------------------------------------------------- 470 471 // Keys are String (package name), values are Package. This also serves 472 // as the lock for the global state. Methods that must be called with 473 // this lock held have the prefix "LP". 474 @GuardedBy("mPackages") 475 final ArrayMap<String, PackageParser.Package> mPackages = 476 new ArrayMap<String, PackageParser.Package>(); 477 478 // Tracks available target package names -> overlay package paths. 479 final ArrayMap<String, ArrayMap<String, PackageParser.Package>> mOverlays = 480 new ArrayMap<String, ArrayMap<String, PackageParser.Package>>(); 481 482 /** 483 * Tracks new system packages [receiving in an OTA] that we expect to 484 * find updated user-installed versions. Keys are package name, values 485 * are package location. 486 */ 487 final private ArrayMap<String, File> mExpectingBetter = new ArrayMap<>(); 488 489 final Settings mSettings; 490 boolean mRestoredSettings; 491 492 // System configuration read by SystemConfig. 493 final int[] mGlobalGids; 494 final SparseArray<ArraySet<String>> mSystemPermissions; 495 final ArrayMap<String, FeatureInfo> mAvailableFeatures; 496 497 // If mac_permissions.xml was found for seinfo labeling. 498 boolean mFoundPolicyFile; 499 500 // If a recursive restorecon of /data/data/<pkg> is needed. 501 private boolean mShouldRestoreconData = SELinuxMMAC.shouldRestorecon(); 502 503 public static final class SharedLibraryEntry { 504 public final String path; 505 public final String apk; 506 507 SharedLibraryEntry(String _path, String _apk) { 508 path = _path; 509 apk = _apk; 510 } 511 } 512 513 // Currently known shared libraries. 514 final ArrayMap<String, SharedLibraryEntry> mSharedLibraries = 515 new ArrayMap<String, SharedLibraryEntry>(); 516 517 // All available activities, for your resolving pleasure. 518 final ActivityIntentResolver mActivities = 519 new ActivityIntentResolver(); 520 521 // All available receivers, for your resolving pleasure. 522 final ActivityIntentResolver mReceivers = 523 new ActivityIntentResolver(); 524 525 // All available services, for your resolving pleasure. 526 final ServiceIntentResolver mServices = new ServiceIntentResolver(); 527 528 // All available providers, for your resolving pleasure. 529 final ProviderIntentResolver mProviders = new ProviderIntentResolver(); 530 531 // Mapping from provider base names (first directory in content URI codePath) 532 // to the provider information. 533 final ArrayMap<String, PackageParser.Provider> mProvidersByAuthority = 534 new ArrayMap<String, PackageParser.Provider>(); 535 536 // Mapping from instrumentation class names to info about them. 537 final ArrayMap<ComponentName, PackageParser.Instrumentation> mInstrumentation = 538 new ArrayMap<ComponentName, PackageParser.Instrumentation>(); 539 540 // Mapping from permission names to info about them. 541 final ArrayMap<String, PackageParser.PermissionGroup> mPermissionGroups = 542 new ArrayMap<String, PackageParser.PermissionGroup>(); 543 544 // Packages whose data we have transfered into another package, thus 545 // should no longer exist. 546 final ArraySet<String> mTransferedPackages = new ArraySet<String>(); 547 548 // Broadcast actions that are only available to the system. 549 final ArraySet<String> mProtectedBroadcasts = new ArraySet<String>(); 550 551 /** List of packages waiting for verification. */ 552 final SparseArray<PackageVerificationState> mPendingVerification 553 = new SparseArray<PackageVerificationState>(); 554 555 /** Set of packages associated with each app op permission. */ 556 final ArrayMap<String, ArraySet<String>> mAppOpPermissionPackages = new ArrayMap<>(); 557 558 final PackageInstallerService mInstallerService; 559 560 private final PackageDexOptimizer mPackageDexOptimizer; 561 562 private AtomicInteger mNextMoveId = new AtomicInteger(); 563 private final MoveCallbacks mMoveCallbacks; 564 565 private final OnPermissionChangeListeners mOnPermissionChangeListeners; 566 567 // Cache of users who need badging. 568 SparseBooleanArray mUserNeedsBadging = new SparseBooleanArray(); 569 570 /** Token for keys in mPendingVerification. */ 571 private int mPendingVerificationToken = 0; 572 573 volatile boolean mSystemReady; 574 volatile boolean mSafeMode; 575 volatile boolean mHasSystemUidErrors; 576 577 ApplicationInfo mAndroidApplication; 578 final ActivityInfo mResolveActivity = new ActivityInfo(); 579 final ResolveInfo mResolveInfo = new ResolveInfo(); 580 ComponentName mResolveComponentName; 581 PackageParser.Package mPlatformPackage; 582 ComponentName mCustomResolverComponentName; 583 584 boolean mResolverReplaced = false; 585 586 private final ComponentName mIntentFilterVerifierComponent; 587 private int mIntentFilterVerificationToken = 0; 588 589 final SparseArray<IntentFilterVerificationState> mIntentFilterVerificationStates 590 = new SparseArray<IntentFilterVerificationState>(); 591 592 final DefaultPermissionGrantPolicy mDefaultPermissionPolicy = 593 new DefaultPermissionGrantPolicy(this); 594 595 private static class IFVerificationParams { 596 PackageParser.Package pkg; 597 boolean replacing; 598 int userId; 599 int verifierUid; 600 601 public IFVerificationParams(PackageParser.Package _pkg, boolean _replacing, 602 int _userId, int _verifierUid) { 603 pkg = _pkg; 604 replacing = _replacing; 605 userId = _userId; 606 replacing = _replacing; 607 verifierUid = _verifierUid; 608 } 609 } 610 611 private interface IntentFilterVerifier<T extends IntentFilter> { 612 boolean addOneIntentFilterVerification(int verifierId, int userId, int verificationId, 613 T filter, String packageName); 614 void startVerifications(int userId); 615 void receiveVerificationResponse(int verificationId); 616 } 617 618 private class IntentVerifierProxy implements IntentFilterVerifier<ActivityIntentInfo> { 619 private Context mContext; 620 private ComponentName mIntentFilterVerifierComponent; 621 private ArrayList<Integer> mCurrentIntentFilterVerifications = new ArrayList<Integer>(); 622 623 public IntentVerifierProxy(Context context, ComponentName verifierComponent) { 624 mContext = context; 625 mIntentFilterVerifierComponent = verifierComponent; 626 } 627 628 private String getDefaultScheme() { 629 return IntentFilter.SCHEME_HTTPS; 630 } 631 632 @Override 633 public void startVerifications(int userId) { 634 // Launch verifications requests 635 int count = mCurrentIntentFilterVerifications.size(); 636 for (int n=0; n<count; n++) { 637 int verificationId = mCurrentIntentFilterVerifications.get(n); 638 final IntentFilterVerificationState ivs = 639 mIntentFilterVerificationStates.get(verificationId); 640 641 String packageName = ivs.getPackageName(); 642 643 ArrayList<PackageParser.ActivityIntentInfo> filters = ivs.getFilters(); 644 final int filterCount = filters.size(); 645 ArraySet<String> domainsSet = new ArraySet<>(); 646 for (int m=0; m<filterCount; m++) { 647 PackageParser.ActivityIntentInfo filter = filters.get(m); 648 domainsSet.addAll(filter.getHostsList()); 649 } 650 ArrayList<String> domainsList = new ArrayList<>(domainsSet); 651 synchronized (mPackages) { 652 if (mSettings.createIntentFilterVerificationIfNeededLPw( 653 packageName, domainsList) != null) { 654 scheduleWriteSettingsLocked(); 655 } 656 } 657 sendVerificationRequest(userId, verificationId, ivs); 658 } 659 mCurrentIntentFilterVerifications.clear(); 660 } 661 662 private void sendVerificationRequest(int userId, int verificationId, 663 IntentFilterVerificationState ivs) { 664 665 Intent verificationIntent = new Intent(Intent.ACTION_INTENT_FILTER_NEEDS_VERIFICATION); 666 verificationIntent.putExtra( 667 PackageManager.EXTRA_INTENT_FILTER_VERIFICATION_ID, 668 verificationId); 669 verificationIntent.putExtra( 670 PackageManager.EXTRA_INTENT_FILTER_VERIFICATION_URI_SCHEME, 671 getDefaultScheme()); 672 verificationIntent.putExtra( 673 PackageManager.EXTRA_INTENT_FILTER_VERIFICATION_HOSTS, 674 ivs.getHostsString()); 675 verificationIntent.putExtra( 676 PackageManager.EXTRA_INTENT_FILTER_VERIFICATION_PACKAGE_NAME, 677 ivs.getPackageName()); 678 verificationIntent.setComponent(mIntentFilterVerifierComponent); 679 verificationIntent.addFlags(Intent.FLAG_RECEIVER_FOREGROUND); 680 681 UserHandle user = new UserHandle(userId); 682 mContext.sendBroadcastAsUser(verificationIntent, user); 683 if (DEBUG_DOMAIN_VERIFICATION) Slog.d(TAG, 684 "Sending IntentFilter verification broadcast"); 685 } 686 687 public void receiveVerificationResponse(int verificationId) { 688 IntentFilterVerificationState ivs = mIntentFilterVerificationStates.get(verificationId); 689 690 final boolean verified = ivs.isVerified(); 691 692 ArrayList<PackageParser.ActivityIntentInfo> filters = ivs.getFilters(); 693 final int count = filters.size(); 694 if (DEBUG_DOMAIN_VERIFICATION) { 695 Slog.i(TAG, "Received verification response " + verificationId 696 + " for " + count + " filters, verified=" + verified); 697 } 698 for (int n=0; n<count; n++) { 699 PackageParser.ActivityIntentInfo filter = filters.get(n); 700 filter.setVerified(verified); 701 702 if (DEBUG_DOMAIN_VERIFICATION) Slog.d(TAG, "IntentFilter " + filter.toString() 703 + " verified with result:" + verified + " and hosts:" 704 + ivs.getHostsString()); 705 } 706 707 mIntentFilterVerificationStates.remove(verificationId); 708 709 final String packageName = ivs.getPackageName(); 710 IntentFilterVerificationInfo ivi = null; 711 712 synchronized (mPackages) { 713 ivi = mSettings.getIntentFilterVerificationLPr(packageName); 714 } 715 if (ivi == null) { 716 Slog.w(TAG, "IntentFilterVerificationInfo not found for verificationId:" 717 + verificationId + " packageName:" + packageName); 718 return; 719 } 720 if (DEBUG_DOMAIN_VERIFICATION) Slog.d(TAG, 721 "Updating IntentFilterVerificationInfo for package " + packageName 722 +" verificationId:" + verificationId); 723 724 synchronized (mPackages) { 725 if (verified) { 726 ivi.setStatus(INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_ALWAYS); 727 } else { 728 ivi.setStatus(INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_ASK); 729 } 730 scheduleWriteSettingsLocked(); 731 732 final int userId = ivs.getUserId(); 733 if (userId != UserHandle.USER_ALL) { 734 final int userStatus = 735 mSettings.getIntentFilterVerificationStatusLPr(packageName, userId); 736 737 int updatedStatus = INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_UNDEFINED; 738 boolean needUpdate = false; 739 740 // We cannot override the STATUS_ALWAYS / STATUS_NEVER states if they have 741 // already been set by the User thru the Disambiguation dialog 742 switch (userStatus) { 743 case INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_UNDEFINED: 744 if (verified) { 745 updatedStatus = INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_ALWAYS; 746 } else { 747 updatedStatus = INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_ASK; 748 } 749 needUpdate = true; 750 break; 751 752 case INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_ASK: 753 if (verified) { 754 updatedStatus = INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_ALWAYS; 755 needUpdate = true; 756 } 757 break; 758 759 default: 760 // Nothing to do 761 } 762 763 if (needUpdate) { 764 mSettings.updateIntentFilterVerificationStatusLPw( 765 packageName, updatedStatus, userId); 766 scheduleWritePackageRestrictionsLocked(userId); 767 } 768 } 769 } 770 } 771 772 @Override 773 public boolean addOneIntentFilterVerification(int verifierUid, int userId, int verificationId, 774 ActivityIntentInfo filter, String packageName) { 775 if (!hasValidDomains(filter)) { 776 return false; 777 } 778 IntentFilterVerificationState ivs = mIntentFilterVerificationStates.get(verificationId); 779 if (ivs == null) { 780 ivs = createDomainVerificationState(verifierUid, userId, verificationId, 781 packageName); 782 } 783 if (DEBUG_DOMAIN_VERIFICATION) { 784 Slog.d(TAG, "Adding verification filter for " + packageName + " : " + filter); 785 } 786 ivs.addFilter(filter); 787 return true; 788 } 789 790 private IntentFilterVerificationState createDomainVerificationState(int verifierUid, 791 int userId, int verificationId, String packageName) { 792 IntentFilterVerificationState ivs = new IntentFilterVerificationState( 793 verifierUid, userId, packageName); 794 ivs.setPendingState(); 795 synchronized (mPackages) { 796 mIntentFilterVerificationStates.append(verificationId, ivs); 797 mCurrentIntentFilterVerifications.add(verificationId); 798 } 799 return ivs; 800 } 801 } 802 803 private static boolean hasValidDomains(ActivityIntentInfo filter) { 804 return filter.hasCategory(Intent.CATEGORY_BROWSABLE) 805 && (filter.hasDataScheme(IntentFilter.SCHEME_HTTP) || 806 filter.hasDataScheme(IntentFilter.SCHEME_HTTPS)); 807 } 808 809 private IntentFilterVerifier mIntentFilterVerifier; 810 811 // Set of pending broadcasts for aggregating enable/disable of components. 812 static class PendingPackageBroadcasts { 813 // for each user id, a map of <package name -> components within that package> 814 final SparseArray<ArrayMap<String, ArrayList<String>>> mUidMap; 815 816 public PendingPackageBroadcasts() { 817 mUidMap = new SparseArray<ArrayMap<String, ArrayList<String>>>(2); 818 } 819 820 public ArrayList<String> get(int userId, String packageName) { 821 ArrayMap<String, ArrayList<String>> packages = getOrAllocate(userId); 822 return packages.get(packageName); 823 } 824 825 public void put(int userId, String packageName, ArrayList<String> components) { 826 ArrayMap<String, ArrayList<String>> packages = getOrAllocate(userId); 827 packages.put(packageName, components); 828 } 829 830 public void remove(int userId, String packageName) { 831 ArrayMap<String, ArrayList<String>> packages = mUidMap.get(userId); 832 if (packages != null) { 833 packages.remove(packageName); 834 } 835 } 836 837 public void remove(int userId) { 838 mUidMap.remove(userId); 839 } 840 841 public int userIdCount() { 842 return mUidMap.size(); 843 } 844 845 public int userIdAt(int n) { 846 return mUidMap.keyAt(n); 847 } 848 849 public ArrayMap<String, ArrayList<String>> packagesForUserId(int userId) { 850 return mUidMap.get(userId); 851 } 852 853 public int size() { 854 // total number of pending broadcast entries across all userIds 855 int num = 0; 856 for (int i = 0; i< mUidMap.size(); i++) { 857 num += mUidMap.valueAt(i).size(); 858 } 859 return num; 860 } 861 862 public void clear() { 863 mUidMap.clear(); 864 } 865 866 private ArrayMap<String, ArrayList<String>> getOrAllocate(int userId) { 867 ArrayMap<String, ArrayList<String>> map = mUidMap.get(userId); 868 if (map == null) { 869 map = new ArrayMap<String, ArrayList<String>>(); 870 mUidMap.put(userId, map); 871 } 872 return map; 873 } 874 } 875 final PendingPackageBroadcasts mPendingBroadcasts = new PendingPackageBroadcasts(); 876 877 // Service Connection to remote media container service to copy 878 // package uri's from external media onto secure containers 879 // or internal storage. 880 private IMediaContainerService mContainerService = null; 881 882 static final int SEND_PENDING_BROADCAST = 1; 883 static final int MCS_BOUND = 3; 884 static final int END_COPY = 4; 885 static final int INIT_COPY = 5; 886 static final int MCS_UNBIND = 6; 887 static final int START_CLEANING_PACKAGE = 7; 888 static final int FIND_INSTALL_LOC = 8; 889 static final int POST_INSTALL = 9; 890 static final int MCS_RECONNECT = 10; 891 static final int MCS_GIVE_UP = 11; 892 static final int UPDATED_MEDIA_STATUS = 12; 893 static final int WRITE_SETTINGS = 13; 894 static final int WRITE_PACKAGE_RESTRICTIONS = 14; 895 static final int PACKAGE_VERIFIED = 15; 896 static final int CHECK_PENDING_VERIFICATION = 16; 897 static final int START_INTENT_FILTER_VERIFICATIONS = 17; 898 static final int INTENT_FILTER_VERIFIED = 18; 899 900 static final int WRITE_SETTINGS_DELAY = 10*1000; // 10 seconds 901 902 // Delay time in millisecs 903 static final int BROADCAST_DELAY = 10 * 1000; 904 905 static UserManagerService sUserManager; 906 907 // Stores a list of users whose package restrictions file needs to be updated 908 private ArraySet<Integer> mDirtyUsers = new ArraySet<Integer>(); 909 910 final private DefaultContainerConnection mDefContainerConn = 911 new DefaultContainerConnection(); 912 class DefaultContainerConnection implements ServiceConnection { 913 public void onServiceConnected(ComponentName name, IBinder service) { 914 if (DEBUG_SD_INSTALL) Log.i(TAG, "onServiceConnected"); 915 IMediaContainerService imcs = 916 IMediaContainerService.Stub.asInterface(service); 917 mHandler.sendMessage(mHandler.obtainMessage(MCS_BOUND, imcs)); 918 } 919 920 public void onServiceDisconnected(ComponentName name) { 921 if (DEBUG_SD_INSTALL) Log.i(TAG, "onServiceDisconnected"); 922 } 923 } 924 925 // Recordkeeping of restore-after-install operations that are currently in flight 926 // between the Package Manager and the Backup Manager 927 class PostInstallData { 928 public InstallArgs args; 929 public PackageInstalledInfo res; 930 931 PostInstallData(InstallArgs _a, PackageInstalledInfo _r) { 932 args = _a; 933 res = _r; 934 } 935 } 936 937 final SparseArray<PostInstallData> mRunningInstalls = new SparseArray<PostInstallData>(); 938 int mNextInstallToken = 1; // nonzero; will be wrapped back to 1 when ++ overflows 939 940 // XML tags for backup/restore of various bits of state 941 private static final String TAG_PREFERRED_BACKUP = "pa"; 942 private static final String TAG_DEFAULT_APPS = "da"; 943 private static final String TAG_INTENT_FILTER_VERIFICATION = "iv"; 944 945 final String mRequiredVerifierPackage; 946 final String mRequiredInstallerPackage; 947 948 private final PackageUsage mPackageUsage = new PackageUsage(); 949 950 private class PackageUsage { 951 private static final int WRITE_INTERVAL 952 = (DEBUG_DEXOPT) ? 0 : 30*60*1000; // 30m in ms 953 954 private final Object mFileLock = new Object(); 955 private final AtomicLong mLastWritten = new AtomicLong(0); 956 private final AtomicBoolean mBackgroundWriteRunning = new AtomicBoolean(false); 957 958 private boolean mIsHistoricalPackageUsageAvailable = true; 959 960 boolean isHistoricalPackageUsageAvailable() { 961 return mIsHistoricalPackageUsageAvailable; 962 } 963 964 void write(boolean force) { 965 if (force) { 966 writeInternal(); 967 return; 968 } 969 if (SystemClock.elapsedRealtime() - mLastWritten.get() < WRITE_INTERVAL 970 && !DEBUG_DEXOPT) { 971 return; 972 } 973 if (mBackgroundWriteRunning.compareAndSet(false, true)) { 974 new Thread("PackageUsage_DiskWriter") { 975 @Override 976 public void run() { 977 try { 978 writeInternal(); 979 } finally { 980 mBackgroundWriteRunning.set(false); 981 } 982 } 983 }.start(); 984 } 985 } 986 987 private void writeInternal() { 988 synchronized (mPackages) { 989 synchronized (mFileLock) { 990 AtomicFile file = getFile(); 991 FileOutputStream f = null; 992 try { 993 f = file.startWrite(); 994 BufferedOutputStream out = new BufferedOutputStream(f); 995 FileUtils.setPermissions(file.getBaseFile().getPath(), 0640, SYSTEM_UID, PACKAGE_INFO_GID); 996 StringBuilder sb = new StringBuilder(); 997 for (PackageParser.Package pkg : mPackages.values()) { 998 if (pkg.mLastPackageUsageTimeInMills == 0) { 999 continue; 1000 } 1001 sb.setLength(0); 1002 sb.append(pkg.packageName); 1003 sb.append(' '); 1004 sb.append((long)pkg.mLastPackageUsageTimeInMills); 1005 sb.append('\n'); 1006 out.write(sb.toString().getBytes(StandardCharsets.US_ASCII)); 1007 } 1008 out.flush(); 1009 file.finishWrite(f); 1010 } catch (IOException e) { 1011 if (f != null) { 1012 file.failWrite(f); 1013 } 1014 Log.e(TAG, "Failed to write package usage times", e); 1015 } 1016 } 1017 } 1018 mLastWritten.set(SystemClock.elapsedRealtime()); 1019 } 1020 1021 void readLP() { 1022 synchronized (mFileLock) { 1023 AtomicFile file = getFile(); 1024 BufferedInputStream in = null; 1025 try { 1026 in = new BufferedInputStream(file.openRead()); 1027 StringBuffer sb = new StringBuffer(); 1028 while (true) { 1029 String packageName = readToken(in, sb, ' '); 1030 if (packageName == null) { 1031 break; 1032 } 1033 String timeInMillisString = readToken(in, sb, '\n'); 1034 if (timeInMillisString == null) { 1035 throw new IOException("Failed to find last usage time for package " 1036 + packageName); 1037 } 1038 PackageParser.Package pkg = mPackages.get(packageName); 1039 if (pkg == null) { 1040 continue; 1041 } 1042 long timeInMillis; 1043 try { 1044 timeInMillis = Long.parseLong(timeInMillisString.toString()); 1045 } catch (NumberFormatException e) { 1046 throw new IOException("Failed to parse " + timeInMillisString 1047 + " as a long.", e); 1048 } 1049 pkg.mLastPackageUsageTimeInMills = timeInMillis; 1050 } 1051 } catch (FileNotFoundException expected) { 1052 mIsHistoricalPackageUsageAvailable = false; 1053 } catch (IOException e) { 1054 Log.w(TAG, "Failed to read package usage times", e); 1055 } finally { 1056 IoUtils.closeQuietly(in); 1057 } 1058 } 1059 mLastWritten.set(SystemClock.elapsedRealtime()); 1060 } 1061 1062 private String readToken(InputStream in, StringBuffer sb, char endOfToken) 1063 throws IOException { 1064 sb.setLength(0); 1065 while (true) { 1066 int ch = in.read(); 1067 if (ch == -1) { 1068 if (sb.length() == 0) { 1069 return null; 1070 } 1071 throw new IOException("Unexpected EOF"); 1072 } 1073 if (ch == endOfToken) { 1074 return sb.toString(); 1075 } 1076 sb.append((char)ch); 1077 } 1078 } 1079 1080 private AtomicFile getFile() { 1081 File dataDir = Environment.getDataDirectory(); 1082 File systemDir = new File(dataDir, "system"); 1083 File fname = new File(systemDir, "package-usage.list"); 1084 return new AtomicFile(fname); 1085 } 1086 } 1087 1088 class PackageHandler extends Handler { 1089 private boolean mBound = false; 1090 final ArrayList<HandlerParams> mPendingInstalls = 1091 new ArrayList<HandlerParams>(); 1092 1093 private boolean connectToService() { 1094 if (DEBUG_SD_INSTALL) Log.i(TAG, "Trying to bind to" + 1095 " DefaultContainerService"); 1096 Intent service = new Intent().setComponent(DEFAULT_CONTAINER_COMPONENT); 1097 Process.setThreadPriority(Process.THREAD_PRIORITY_DEFAULT); 1098 if (mContext.bindServiceAsUser(service, mDefContainerConn, 1099 Context.BIND_AUTO_CREATE, UserHandle.OWNER)) { 1100 Process.setThreadPriority(Process.THREAD_PRIORITY_BACKGROUND); 1101 mBound = true; 1102 return true; 1103 } 1104 Process.setThreadPriority(Process.THREAD_PRIORITY_BACKGROUND); 1105 return false; 1106 } 1107 1108 private void disconnectService() { 1109 mContainerService = null; 1110 mBound = false; 1111 Process.setThreadPriority(Process.THREAD_PRIORITY_DEFAULT); 1112 mContext.unbindService(mDefContainerConn); 1113 Process.setThreadPriority(Process.THREAD_PRIORITY_BACKGROUND); 1114 } 1115 1116 PackageHandler(Looper looper) { 1117 super(looper); 1118 } 1119 1120 public void handleMessage(Message msg) { 1121 try { 1122 doHandleMessage(msg); 1123 } finally { 1124 Process.setThreadPriority(Process.THREAD_PRIORITY_BACKGROUND); 1125 } 1126 } 1127 1128 void doHandleMessage(Message msg) { 1129 switch (msg.what) { 1130 case INIT_COPY: { 1131 HandlerParams params = (HandlerParams) msg.obj; 1132 int idx = mPendingInstalls.size(); 1133 if (DEBUG_INSTALL) Slog.i(TAG, "init_copy idx=" + idx + ": " + params); 1134 // If a bind was already initiated we dont really 1135 // need to do anything. The pending install 1136 // will be processed later on. 1137 if (!mBound) { 1138 // If this is the only one pending we might 1139 // have to bind to the service again. 1140 if (!connectToService()) { 1141 Slog.e(TAG, "Failed to bind to media container service"); 1142 params.serviceError(); 1143 return; 1144 } else { 1145 // Once we bind to the service, the first 1146 // pending request will be processed. 1147 mPendingInstalls.add(idx, params); 1148 } 1149 } else { 1150 mPendingInstalls.add(idx, params); 1151 // Already bound to the service. Just make 1152 // sure we trigger off processing the first request. 1153 if (idx == 0) { 1154 mHandler.sendEmptyMessage(MCS_BOUND); 1155 } 1156 } 1157 break; 1158 } 1159 case MCS_BOUND: { 1160 if (DEBUG_INSTALL) Slog.i(TAG, "mcs_bound"); 1161 if (msg.obj != null) { 1162 mContainerService = (IMediaContainerService) msg.obj; 1163 } 1164 if (mContainerService == null) { 1165 if (!mBound) { 1166 // Something seriously wrong since we are not bound and we are not 1167 // waiting for connection. Bail out. 1168 Slog.e(TAG, "Cannot bind to media container service"); 1169 for (HandlerParams params : mPendingInstalls) { 1170 // Indicate service bind error 1171 params.serviceError(); 1172 } 1173 mPendingInstalls.clear(); 1174 } else { 1175 Slog.w(TAG, "Waiting to connect to media container service"); 1176 } 1177 } else if (mPendingInstalls.size() > 0) { 1178 HandlerParams params = mPendingInstalls.get(0); 1179 if (params != null) { 1180 if (params.startCopy()) { 1181 // We are done... look for more work or to 1182 // go idle. 1183 if (DEBUG_SD_INSTALL) Log.i(TAG, 1184 "Checking for more work or unbind..."); 1185 // Delete pending install 1186 if (mPendingInstalls.size() > 0) { 1187 mPendingInstalls.remove(0); 1188 } 1189 if (mPendingInstalls.size() == 0) { 1190 if (mBound) { 1191 if (DEBUG_SD_INSTALL) Log.i(TAG, 1192 "Posting delayed MCS_UNBIND"); 1193 removeMessages(MCS_UNBIND); 1194 Message ubmsg = obtainMessage(MCS_UNBIND); 1195 // Unbind after a little delay, to avoid 1196 // continual thrashing. 1197 sendMessageDelayed(ubmsg, 10000); 1198 } 1199 } else { 1200 // There are more pending requests in queue. 1201 // Just post MCS_BOUND message to trigger processing 1202 // of next pending install. 1203 if (DEBUG_SD_INSTALL) Log.i(TAG, 1204 "Posting MCS_BOUND for next work"); 1205 mHandler.sendEmptyMessage(MCS_BOUND); 1206 } 1207 } 1208 } 1209 } else { 1210 // Should never happen ideally. 1211 Slog.w(TAG, "Empty queue"); 1212 } 1213 break; 1214 } 1215 case MCS_RECONNECT: { 1216 if (DEBUG_INSTALL) Slog.i(TAG, "mcs_reconnect"); 1217 if (mPendingInstalls.size() > 0) { 1218 if (mBound) { 1219 disconnectService(); 1220 } 1221 if (!connectToService()) { 1222 Slog.e(TAG, "Failed to bind to media container service"); 1223 for (HandlerParams params : mPendingInstalls) { 1224 // Indicate service bind error 1225 params.serviceError(); 1226 } 1227 mPendingInstalls.clear(); 1228 } 1229 } 1230 break; 1231 } 1232 case MCS_UNBIND: { 1233 // If there is no actual work left, then time to unbind. 1234 if (DEBUG_INSTALL) Slog.i(TAG, "mcs_unbind"); 1235 1236 if (mPendingInstalls.size() == 0 && mPendingVerification.size() == 0) { 1237 if (mBound) { 1238 if (DEBUG_INSTALL) Slog.i(TAG, "calling disconnectService()"); 1239 1240 disconnectService(); 1241 } 1242 } else if (mPendingInstalls.size() > 0) { 1243 // There are more pending requests in queue. 1244 // Just post MCS_BOUND message to trigger processing 1245 // of next pending install. 1246 mHandler.sendEmptyMessage(MCS_BOUND); 1247 } 1248 1249 break; 1250 } 1251 case MCS_GIVE_UP: { 1252 if (DEBUG_INSTALL) Slog.i(TAG, "mcs_giveup too many retries"); 1253 mPendingInstalls.remove(0); 1254 break; 1255 } 1256 case SEND_PENDING_BROADCAST: { 1257 String packages[]; 1258 ArrayList<String> components[]; 1259 int size = 0; 1260 int uids[]; 1261 Process.setThreadPriority(Process.THREAD_PRIORITY_DEFAULT); 1262 synchronized (mPackages) { 1263 if (mPendingBroadcasts == null) { 1264 return; 1265 } 1266 size = mPendingBroadcasts.size(); 1267 if (size <= 0) { 1268 // Nothing to be done. Just return 1269 return; 1270 } 1271 packages = new String[size]; 1272 components = new ArrayList[size]; 1273 uids = new int[size]; 1274 int i = 0; // filling out the above arrays 1275 1276 for (int n = 0; n < mPendingBroadcasts.userIdCount(); n++) { 1277 int packageUserId = mPendingBroadcasts.userIdAt(n); 1278 Iterator<Map.Entry<String, ArrayList<String>>> it 1279 = mPendingBroadcasts.packagesForUserId(packageUserId) 1280 .entrySet().iterator(); 1281 while (it.hasNext() && i < size) { 1282 Map.Entry<String, ArrayList<String>> ent = it.next(); 1283 packages[i] = ent.getKey(); 1284 components[i] = ent.getValue(); 1285 PackageSetting ps = mSettings.mPackages.get(ent.getKey()); 1286 uids[i] = (ps != null) 1287 ? UserHandle.getUid(packageUserId, ps.appId) 1288 : -1; 1289 i++; 1290 } 1291 } 1292 size = i; 1293 mPendingBroadcasts.clear(); 1294 } 1295 // Send broadcasts 1296 for (int i = 0; i < size; i++) { 1297 sendPackageChangedBroadcast(packages[i], true, components[i], uids[i]); 1298 } 1299 Process.setThreadPriority(Process.THREAD_PRIORITY_BACKGROUND); 1300 break; 1301 } 1302 case START_CLEANING_PACKAGE: { 1303 Process.setThreadPriority(Process.THREAD_PRIORITY_DEFAULT); 1304 final String packageName = (String)msg.obj; 1305 final int userId = msg.arg1; 1306 final boolean andCode = msg.arg2 != 0; 1307 synchronized (mPackages) { 1308 if (userId == UserHandle.USER_ALL) { 1309 int[] users = sUserManager.getUserIds(); 1310 for (int user : users) { 1311 mSettings.addPackageToCleanLPw( 1312 new PackageCleanItem(user, packageName, andCode)); 1313 } 1314 } else { 1315 mSettings.addPackageToCleanLPw( 1316 new PackageCleanItem(userId, packageName, andCode)); 1317 } 1318 } 1319 Process.setThreadPriority(Process.THREAD_PRIORITY_BACKGROUND); 1320 startCleaningPackages(); 1321 } break; 1322 case POST_INSTALL: { 1323 if (DEBUG_INSTALL) Log.v(TAG, "Handling post-install for " + msg.arg1); 1324 PostInstallData data = mRunningInstalls.get(msg.arg1); 1325 mRunningInstalls.delete(msg.arg1); 1326 boolean deleteOld = false; 1327 1328 if (data != null) { 1329 InstallArgs args = data.args; 1330 PackageInstalledInfo res = data.res; 1331 1332 if (res.returnCode == PackageManager.INSTALL_SUCCEEDED) { 1333 final String packageName = res.pkg.applicationInfo.packageName; 1334 res.removedInfo.sendBroadcast(false, true, false); 1335 Bundle extras = new Bundle(1); 1336 extras.putInt(Intent.EXTRA_UID, res.uid); 1337 1338 // Now that we successfully installed the package, grant runtime 1339 // permissions if requested before broadcasting the install. 1340 if ((args.installFlags 1341 & PackageManager.INSTALL_GRANT_RUNTIME_PERMISSIONS) != 0) { 1342 grantRequestedRuntimePermissions(res.pkg, 1343 args.user.getIdentifier()); 1344 } 1345 1346 // Determine the set of users who are adding this 1347 // package for the first time vs. those who are seeing 1348 // an update. 1349 int[] firstUsers; 1350 int[] updateUsers = new int[0]; 1351 if (res.origUsers == null || res.origUsers.length == 0) { 1352 firstUsers = res.newUsers; 1353 } else { 1354 firstUsers = new int[0]; 1355 for (int i=0; i<res.newUsers.length; i++) { 1356 int user = res.newUsers[i]; 1357 boolean isNew = true; 1358 for (int j=0; j<res.origUsers.length; j++) { 1359 if (res.origUsers[j] == user) { 1360 isNew = false; 1361 break; 1362 } 1363 } 1364 if (isNew) { 1365 int[] newFirst = new int[firstUsers.length+1]; 1366 System.arraycopy(firstUsers, 0, newFirst, 0, 1367 firstUsers.length); 1368 newFirst[firstUsers.length] = user; 1369 firstUsers = newFirst; 1370 } else { 1371 int[] newUpdate = new int[updateUsers.length+1]; 1372 System.arraycopy(updateUsers, 0, newUpdate, 0, 1373 updateUsers.length); 1374 newUpdate[updateUsers.length] = user; 1375 updateUsers = newUpdate; 1376 } 1377 } 1378 } 1379 sendPackageBroadcast(Intent.ACTION_PACKAGE_ADDED, 1380 packageName, extras, null, null, firstUsers); 1381 final boolean update = res.removedInfo.removedPackage != null; 1382 if (update) { 1383 extras.putBoolean(Intent.EXTRA_REPLACING, true); 1384 } 1385 sendPackageBroadcast(Intent.ACTION_PACKAGE_ADDED, 1386 packageName, extras, null, null, updateUsers); 1387 if (update) { 1388 sendPackageBroadcast(Intent.ACTION_PACKAGE_REPLACED, 1389 packageName, extras, null, null, updateUsers); 1390 sendPackageBroadcast(Intent.ACTION_MY_PACKAGE_REPLACED, 1391 null, null, packageName, null, updateUsers); 1392 1393 // treat asec-hosted packages like removable media on upgrade 1394 if (res.pkg.isForwardLocked() || isExternal(res.pkg)) { 1395 if (DEBUG_INSTALL) { 1396 Slog.i(TAG, "upgrading pkg " + res.pkg 1397 + " is ASEC-hosted -> AVAILABLE"); 1398 } 1399 int[] uidArray = new int[] { res.pkg.applicationInfo.uid }; 1400 ArrayList<String> pkgList = new ArrayList<String>(1); 1401 pkgList.add(packageName); 1402 sendResourcesChangedBroadcast(true, true, 1403 pkgList,uidArray, null); 1404 } 1405 } 1406 if (res.removedInfo.args != null) { 1407 // Remove the replaced package's older resources safely now 1408 deleteOld = true; 1409 } 1410 1411 // If this app is a browser and it's newly-installed for some 1412 // users, clear any default-browser state in those users 1413 if (firstUsers.length > 0) { 1414 // the app's nature doesn't depend on the user, so we can just 1415 // check its browser nature in any user and generalize. 1416 if (packageIsBrowser(packageName, firstUsers[0])) { 1417 synchronized (mPackages) { 1418 for (int userId : firstUsers) { 1419 mSettings.setDefaultBrowserPackageNameLPw(null, userId); 1420 } 1421 } 1422 } 1423 } 1424 // Log current value of "unknown sources" setting 1425 EventLog.writeEvent(EventLogTags.UNKNOWN_SOURCES_ENABLED, 1426 getUnknownSourcesSettings()); 1427 } 1428 // Force a gc to clear up things 1429 Runtime.getRuntime().gc(); 1430 // We delete after a gc for applications on sdcard. 1431 if (deleteOld) { 1432 synchronized (mInstallLock) { 1433 res.removedInfo.args.doPostDeleteLI(true); 1434 } 1435 } 1436 if (args.observer != null) { 1437 try { 1438 Bundle extras = extrasForInstallResult(res); 1439 args.observer.onPackageInstalled(res.name, res.returnCode, 1440 res.returnMsg, extras); 1441 } catch (RemoteException e) { 1442 Slog.i(TAG, "Observer no longer exists."); 1443 } 1444 } 1445 } else { 1446 Slog.e(TAG, "Bogus post-install token " + msg.arg1); 1447 } 1448 } break; 1449 case UPDATED_MEDIA_STATUS: { 1450 if (DEBUG_SD_INSTALL) Log.i(TAG, "Got message UPDATED_MEDIA_STATUS"); 1451 boolean reportStatus = msg.arg1 == 1; 1452 boolean doGc = msg.arg2 == 1; 1453 if (DEBUG_SD_INSTALL) Log.i(TAG, "reportStatus=" + reportStatus + ", doGc = " + doGc); 1454 if (doGc) { 1455 // Force a gc to clear up stale containers. 1456 Runtime.getRuntime().gc(); 1457 } 1458 if (msg.obj != null) { 1459 @SuppressWarnings("unchecked") 1460 Set<AsecInstallArgs> args = (Set<AsecInstallArgs>) msg.obj; 1461 if (DEBUG_SD_INSTALL) Log.i(TAG, "Unloading all containers"); 1462 // Unload containers 1463 unloadAllContainers(args); 1464 } 1465 if (reportStatus) { 1466 try { 1467 if (DEBUG_SD_INSTALL) Log.i(TAG, "Invoking MountService call back"); 1468 PackageHelper.getMountService().finishMediaUpdate(); 1469 } catch (RemoteException e) { 1470 Log.e(TAG, "MountService not running?"); 1471 } 1472 } 1473 } break; 1474 case WRITE_SETTINGS: { 1475 Process.setThreadPriority(Process.THREAD_PRIORITY_DEFAULT); 1476 synchronized (mPackages) { 1477 removeMessages(WRITE_SETTINGS); 1478 removeMessages(WRITE_PACKAGE_RESTRICTIONS); 1479 mSettings.writeLPr(); 1480 mDirtyUsers.clear(); 1481 } 1482 Process.setThreadPriority(Process.THREAD_PRIORITY_BACKGROUND); 1483 } break; 1484 case WRITE_PACKAGE_RESTRICTIONS: { 1485 Process.setThreadPriority(Process.THREAD_PRIORITY_DEFAULT); 1486 synchronized (mPackages) { 1487 removeMessages(WRITE_PACKAGE_RESTRICTIONS); 1488 for (int userId : mDirtyUsers) { 1489 mSettings.writePackageRestrictionsLPr(userId); 1490 } 1491 mDirtyUsers.clear(); 1492 } 1493 Process.setThreadPriority(Process.THREAD_PRIORITY_BACKGROUND); 1494 } break; 1495 case CHECK_PENDING_VERIFICATION: { 1496 final int verificationId = msg.arg1; 1497 final PackageVerificationState state = mPendingVerification.get(verificationId); 1498 1499 if ((state != null) && !state.timeoutExtended()) { 1500 final InstallArgs args = state.getInstallArgs(); 1501 final Uri originUri = Uri.fromFile(args.origin.resolvedFile); 1502 1503 Slog.i(TAG, "Verification timed out for " + originUri); 1504 mPendingVerification.remove(verificationId); 1505 1506 int ret = PackageManager.INSTALL_FAILED_VERIFICATION_FAILURE; 1507 1508 if (getDefaultVerificationResponse() == PackageManager.VERIFICATION_ALLOW) { 1509 Slog.i(TAG, "Continuing with installation of " + originUri); 1510 state.setVerifierResponse(Binder.getCallingUid(), 1511 PackageManager.VERIFICATION_ALLOW_WITHOUT_SUFFICIENT); 1512 broadcastPackageVerified(verificationId, originUri, 1513 PackageManager.VERIFICATION_ALLOW, 1514 state.getInstallArgs().getUser()); 1515 try { 1516 ret = args.copyApk(mContainerService, true); 1517 } catch (RemoteException e) { 1518 Slog.e(TAG, "Could not contact the ContainerService"); 1519 } 1520 } else { 1521 broadcastPackageVerified(verificationId, originUri, 1522 PackageManager.VERIFICATION_REJECT, 1523 state.getInstallArgs().getUser()); 1524 } 1525 1526 processPendingInstall(args, ret); 1527 mHandler.sendEmptyMessage(MCS_UNBIND); 1528 } 1529 break; 1530 } 1531 case PACKAGE_VERIFIED: { 1532 final int verificationId = msg.arg1; 1533 1534 final PackageVerificationState state = mPendingVerification.get(verificationId); 1535 if (state == null) { 1536 Slog.w(TAG, "Invalid verification token " + verificationId + " received"); 1537 break; 1538 } 1539 1540 final PackageVerificationResponse response = (PackageVerificationResponse) msg.obj; 1541 1542 state.setVerifierResponse(response.callerUid, response.code); 1543 1544 if (state.isVerificationComplete()) { 1545 mPendingVerification.remove(verificationId); 1546 1547 final InstallArgs args = state.getInstallArgs(); 1548 final Uri originUri = Uri.fromFile(args.origin.resolvedFile); 1549 1550 int ret; 1551 if (state.isInstallAllowed()) { 1552 ret = PackageManager.INSTALL_FAILED_INTERNAL_ERROR; 1553 broadcastPackageVerified(verificationId, originUri, 1554 response.code, state.getInstallArgs().getUser()); 1555 try { 1556 ret = args.copyApk(mContainerService, true); 1557 } catch (RemoteException e) { 1558 Slog.e(TAG, "Could not contact the ContainerService"); 1559 } 1560 } else { 1561 ret = PackageManager.INSTALL_FAILED_VERIFICATION_FAILURE; 1562 } 1563 1564 processPendingInstall(args, ret); 1565 1566 mHandler.sendEmptyMessage(MCS_UNBIND); 1567 } 1568 1569 break; 1570 } 1571 case START_INTENT_FILTER_VERIFICATIONS: { 1572 IFVerificationParams params = (IFVerificationParams) msg.obj; 1573 verifyIntentFiltersIfNeeded(params.userId, params.verifierUid, 1574 params.replacing, params.pkg); 1575 break; 1576 } 1577 case INTENT_FILTER_VERIFIED: { 1578 final int verificationId = msg.arg1; 1579 1580 final IntentFilterVerificationState state = mIntentFilterVerificationStates.get( 1581 verificationId); 1582 if (state == null) { 1583 Slog.w(TAG, "Invalid IntentFilter verification token " 1584 + verificationId + " received"); 1585 break; 1586 } 1587 1588 final int userId = state.getUserId(); 1589 1590 if (DEBUG_DOMAIN_VERIFICATION) Slog.d(TAG, 1591 "Processing IntentFilter verification with token:" 1592 + verificationId + " and userId:" + userId); 1593 1594 final IntentFilterVerificationResponse response = 1595 (IntentFilterVerificationResponse) msg.obj; 1596 1597 state.setVerifierResponse(response.callerUid, response.code); 1598 1599 if (DEBUG_DOMAIN_VERIFICATION) Slog.d(TAG, 1600 "IntentFilter verification with token:" + verificationId 1601 + " and userId:" + userId 1602 + " is settings verifier response with response code:" 1603 + response.code); 1604 1605 if (response.code == PackageManager.INTENT_FILTER_VERIFICATION_FAILURE) { 1606 if (DEBUG_DOMAIN_VERIFICATION) Slog.d(TAG, "Domains failing verification: " 1607 + response.getFailedDomainsString()); 1608 } 1609 1610 if (state.isVerificationComplete()) { 1611 mIntentFilterVerifier.receiveVerificationResponse(verificationId); 1612 } else { 1613 if (DEBUG_DOMAIN_VERIFICATION) Slog.d(TAG, 1614 "IntentFilter verification with token:" + verificationId 1615 + " was not said to be complete"); 1616 } 1617 1618 break; 1619 } 1620 } 1621 } 1622 } 1623 1624 private StorageEventListener mStorageListener = new StorageEventListener() { 1625 @Override 1626 public void onVolumeStateChanged(VolumeInfo vol, int oldState, int newState) { 1627 if (vol.type == VolumeInfo.TYPE_PRIVATE) { 1628 if (vol.state == VolumeInfo.STATE_MOUNTED) { 1629 final String volumeUuid = vol.getFsUuid(); 1630 1631 // Clean up any users or apps that were removed or recreated 1632 // while this volume was missing 1633 reconcileUsers(volumeUuid); 1634 reconcileApps(volumeUuid); 1635 1636 // Clean up any install sessions that expired or were 1637 // cancelled while this volume was missing 1638 mInstallerService.onPrivateVolumeMounted(volumeUuid); 1639 1640 loadPrivatePackages(vol); 1641 1642 } else if (vol.state == VolumeInfo.STATE_EJECTING) { 1643 unloadPrivatePackages(vol); 1644 } 1645 } 1646 1647 if (vol.type == VolumeInfo.TYPE_PUBLIC && vol.isPrimary()) { 1648 if (vol.state == VolumeInfo.STATE_MOUNTED) { 1649 updateExternalMediaStatus(true, false); 1650 } else if (vol.state == VolumeInfo.STATE_EJECTING) { 1651 updateExternalMediaStatus(false, false); 1652 } 1653 } 1654 } 1655 1656 @Override 1657 public void onVolumeForgotten(String fsUuid) { 1658 // Remove any apps installed on the forgotten volume 1659 synchronized (mPackages) { 1660 final List<PackageSetting> packages = mSettings.getVolumePackagesLPr(fsUuid); 1661 for (PackageSetting ps : packages) { 1662 Slog.d(TAG, "Destroying " + ps.name + " because volume was forgotten"); 1663 deletePackage(ps.name, new LegacyPackageDeleteObserver(null).getBinder(), 1664 UserHandle.USER_OWNER, PackageManager.DELETE_ALL_USERS); 1665 } 1666 1667 mSettings.writeLPr(); 1668 } 1669 } 1670 }; 1671 1672 private void grantRequestedRuntimePermissions(PackageParser.Package pkg, int userId) { 1673 if (userId >= UserHandle.USER_OWNER) { 1674 grantRequestedRuntimePermissionsForUser(pkg, userId); 1675 } else if (userId == UserHandle.USER_ALL) { 1676 for (int someUserId : UserManagerService.getInstance().getUserIds()) { 1677 grantRequestedRuntimePermissionsForUser(pkg, someUserId); 1678 } 1679 } 1680 1681 // We could have touched GID membership, so flush out packages.list 1682 synchronized (mPackages) { 1683 mSettings.writePackageListLPr(); 1684 } 1685 } 1686 1687 private void grantRequestedRuntimePermissionsForUser(PackageParser.Package pkg, int userId) { 1688 SettingBase sb = (SettingBase) pkg.mExtras; 1689 if (sb == null) { 1690 return; 1691 } 1692 1693 PermissionsState permissionsState = sb.getPermissionsState(); 1694 1695 for (String permission : pkg.requestedPermissions) { 1696 BasePermission bp = mSettings.mPermissions.get(permission); 1697 if (bp != null && bp.isRuntime()) { 1698 permissionsState.grantRuntimePermission(bp, userId); 1699 } 1700 } 1701 } 1702 1703 Bundle extrasForInstallResult(PackageInstalledInfo res) { 1704 Bundle extras = null; 1705 switch (res.returnCode) { 1706 case PackageManager.INSTALL_FAILED_DUPLICATE_PERMISSION: { 1707 extras = new Bundle(); 1708 extras.putString(PackageManager.EXTRA_FAILURE_EXISTING_PERMISSION, 1709 res.origPermission); 1710 extras.putString(PackageManager.EXTRA_FAILURE_EXISTING_PACKAGE, 1711 res.origPackage); 1712 break; 1713 } 1714 case PackageManager.INSTALL_SUCCEEDED: { 1715 extras = new Bundle(); 1716 extras.putBoolean(Intent.EXTRA_REPLACING, 1717 res.removedInfo != null && res.removedInfo.removedPackage != null); 1718 break; 1719 } 1720 } 1721 return extras; 1722 } 1723 1724 void scheduleWriteSettingsLocked() { 1725 if (!mHandler.hasMessages(WRITE_SETTINGS)) { 1726 mHandler.sendEmptyMessageDelayed(WRITE_SETTINGS, WRITE_SETTINGS_DELAY); 1727 } 1728 } 1729 1730 void scheduleWritePackageRestrictionsLocked(int userId) { 1731 if (!sUserManager.exists(userId)) return; 1732 mDirtyUsers.add(userId); 1733 if (!mHandler.hasMessages(WRITE_PACKAGE_RESTRICTIONS)) { 1734 mHandler.sendEmptyMessageDelayed(WRITE_PACKAGE_RESTRICTIONS, WRITE_SETTINGS_DELAY); 1735 } 1736 } 1737 1738 public static PackageManagerService main(Context context, Installer installer, 1739 boolean factoryTest, boolean onlyCore) { 1740 PackageManagerService m = new PackageManagerService(context, installer, 1741 factoryTest, onlyCore); 1742 ServiceManager.addService("package", m); 1743 return m; 1744 } 1745 1746 static String[] splitString(String str, char sep) { 1747 int count = 1; 1748 int i = 0; 1749 while ((i=str.indexOf(sep, i)) >= 0) { 1750 count++; 1751 i++; 1752 } 1753 1754 String[] res = new String[count]; 1755 i=0; 1756 count = 0; 1757 int lastI=0; 1758 while ((i=str.indexOf(sep, i)) >= 0) { 1759 res[count] = str.substring(lastI, i); 1760 count++; 1761 i++; 1762 lastI = i; 1763 } 1764 res[count] = str.substring(lastI, str.length()); 1765 return res; 1766 } 1767 1768 private static void getDefaultDisplayMetrics(Context context, DisplayMetrics metrics) { 1769 DisplayManager displayManager = (DisplayManager) context.getSystemService( 1770 Context.DISPLAY_SERVICE); 1771 displayManager.getDisplay(Display.DEFAULT_DISPLAY).getMetrics(metrics); 1772 } 1773 1774 public PackageManagerService(Context context, Installer installer, 1775 boolean factoryTest, boolean onlyCore) { 1776 EventLog.writeEvent(EventLogTags.BOOT_PROGRESS_PMS_START, 1777 SystemClock.uptimeMillis()); 1778 1779 if (mSdkVersion <= 0) { 1780 Slog.w(TAG, "**** ro.build.version.sdk not set!"); 1781 } 1782 1783 mContext = context; 1784 mFactoryTest = factoryTest; 1785 mOnlyCore = onlyCore; 1786 mLazyDexOpt = "eng".equals(SystemProperties.get("ro.build.type")); 1787 mMetrics = new DisplayMetrics(); 1788 mSettings = new Settings(mPackages); 1789 mSettings.addSharedUserLPw("android.uid.system", Process.SYSTEM_UID, 1790 ApplicationInfo.FLAG_SYSTEM, ApplicationInfo.PRIVATE_FLAG_PRIVILEGED); 1791 mSettings.addSharedUserLPw("android.uid.phone", RADIO_UID, 1792 ApplicationInfo.FLAG_SYSTEM, ApplicationInfo.PRIVATE_FLAG_PRIVILEGED); 1793 mSettings.addSharedUserLPw("android.uid.log", LOG_UID, 1794 ApplicationInfo.FLAG_SYSTEM, ApplicationInfo.PRIVATE_FLAG_PRIVILEGED); 1795 mSettings.addSharedUserLPw("android.uid.nfc", NFC_UID, 1796 ApplicationInfo.FLAG_SYSTEM, ApplicationInfo.PRIVATE_FLAG_PRIVILEGED); 1797 mSettings.addSharedUserLPw("android.uid.bluetooth", BLUETOOTH_UID, 1798 ApplicationInfo.FLAG_SYSTEM, ApplicationInfo.PRIVATE_FLAG_PRIVILEGED); 1799 mSettings.addSharedUserLPw("android.uid.shell", SHELL_UID, 1800 ApplicationInfo.FLAG_SYSTEM, ApplicationInfo.PRIVATE_FLAG_PRIVILEGED); 1801 1802 // TODO: add a property to control this? 1803 long dexOptLRUThresholdInMinutes; 1804 if (mLazyDexOpt) { 1805 dexOptLRUThresholdInMinutes = 30; // only last 30 minutes of apps for eng builds. 1806 } else { 1807 dexOptLRUThresholdInMinutes = 7 * 24 * 60; // apps used in the 7 days for users. 1808 } 1809 mDexOptLRUThresholdInMills = dexOptLRUThresholdInMinutes * 60 * 1000; 1810 1811 String separateProcesses = SystemProperties.get("debug.separate_processes"); 1812 if (separateProcesses != null && separateProcesses.length() > 0) { 1813 if ("*".equals(separateProcesses)) { 1814 mDefParseFlags = PackageParser.PARSE_IGNORE_PROCESSES; 1815 mSeparateProcesses = null; 1816 Slog.w(TAG, "Running with debug.separate_processes: * (ALL)"); 1817 } else { 1818 mDefParseFlags = 0; 1819 mSeparateProcesses = separateProcesses.split(","); 1820 Slog.w(TAG, "Running with debug.separate_processes: " 1821 + separateProcesses); 1822 } 1823 } else { 1824 mDefParseFlags = 0; 1825 mSeparateProcesses = null; 1826 } 1827 1828 mInstaller = installer; 1829 mPackageDexOptimizer = new PackageDexOptimizer(this); 1830 mMoveCallbacks = new MoveCallbacks(FgThread.get().getLooper()); 1831 1832 mOnPermissionChangeListeners = new OnPermissionChangeListeners( 1833 FgThread.get().getLooper()); 1834 1835 getDefaultDisplayMetrics(context, mMetrics); 1836 1837 SystemConfig systemConfig = SystemConfig.getInstance(); 1838 mGlobalGids = systemConfig.getGlobalGids(); 1839 mSystemPermissions = systemConfig.getSystemPermissions(); 1840 mAvailableFeatures = systemConfig.getAvailableFeatures(); 1841 1842 synchronized (mInstallLock) { 1843 // writer 1844 synchronized (mPackages) { 1845 mHandlerThread = new ServiceThread(TAG, 1846 Process.THREAD_PRIORITY_BACKGROUND, true /*allowIo*/); 1847 mHandlerThread.start(); 1848 mHandler = new PackageHandler(mHandlerThread.getLooper()); 1849 Watchdog.getInstance().addThread(mHandler, WATCHDOG_TIMEOUT); 1850 1851 File dataDir = Environment.getDataDirectory(); 1852 mAppDataDir = new File(dataDir, "data"); 1853 mAppInstallDir = new File(dataDir, "app"); 1854 mAppLib32InstallDir = new File(dataDir, "app-lib"); 1855 mAsecInternalPath = new File(dataDir, "app-asec").getPath(); 1856 mUserAppDataDir = new File(dataDir, "user"); 1857 mDrmAppPrivateInstallDir = new File(dataDir, "app-private"); 1858 1859 sUserManager = new UserManagerService(context, this, 1860 mInstallLock, mPackages); 1861 1862 // Propagate permission configuration in to package manager. 1863 ArrayMap<String, SystemConfig.PermissionEntry> permConfig 1864 = systemConfig.getPermissions(); 1865 for (int i=0; i<permConfig.size(); i++) { 1866 SystemConfig.PermissionEntry perm = permConfig.valueAt(i); 1867 BasePermission bp = mSettings.mPermissions.get(perm.name); 1868 if (bp == null) { 1869 bp = new BasePermission(perm.name, "android", BasePermission.TYPE_BUILTIN); 1870 mSettings.mPermissions.put(perm.name, bp); 1871 } 1872 if (perm.gids != null) { 1873 bp.setGids(perm.gids, perm.perUser); 1874 } 1875 } 1876 1877 ArrayMap<String, String> libConfig = systemConfig.getSharedLibraries(); 1878 for (int i=0; i<libConfig.size(); i++) { 1879 mSharedLibraries.put(libConfig.keyAt(i), 1880 new SharedLibraryEntry(libConfig.valueAt(i), null)); 1881 } 1882 1883 mFoundPolicyFile = SELinuxMMAC.readInstallPolicy(); 1884 1885 mRestoredSettings = mSettings.readLPw(this, sUserManager.getUsers(false), 1886 mSdkVersion, mOnlyCore); 1887 1888 String customResolverActivity = Resources.getSystem().getString( 1889 R.string.config_customResolverActivity); 1890 if (TextUtils.isEmpty(customResolverActivity)) { 1891 customResolverActivity = null; 1892 } else { 1893 mCustomResolverComponentName = ComponentName.unflattenFromString( 1894 customResolverActivity); 1895 } 1896 1897 long startTime = SystemClock.uptimeMillis(); 1898 1899 EventLog.writeEvent(EventLogTags.BOOT_PROGRESS_PMS_SYSTEM_SCAN_START, 1900 startTime); 1901 1902 // Set flag to monitor and not change apk file paths when 1903 // scanning install directories. 1904 final int scanFlags = SCAN_NO_PATHS | SCAN_DEFER_DEX | SCAN_BOOTING | SCAN_INITIAL; 1905 1906 final ArraySet<String> alreadyDexOpted = new ArraySet<String>(); 1907 1908 /** 1909 * Add everything in the in the boot class path to the 1910 * list of process files because dexopt will have been run 1911 * if necessary during zygote startup. 1912 */ 1913 final String bootClassPath = System.getenv("BOOTCLASSPATH"); 1914 final String systemServerClassPath = System.getenv("SYSTEMSERVERCLASSPATH"); 1915 1916 if (bootClassPath != null) { 1917 String[] bootClassPathElements = splitString(bootClassPath, ':'); 1918 for (String element : bootClassPathElements) { 1919 alreadyDexOpted.add(element); 1920 } 1921 } else { 1922 Slog.w(TAG, "No BOOTCLASSPATH found!"); 1923 } 1924 1925 if (systemServerClassPath != null) { 1926 String[] systemServerClassPathElements = splitString(systemServerClassPath, ':'); 1927 for (String element : systemServerClassPathElements) { 1928 alreadyDexOpted.add(element); 1929 } 1930 } else { 1931 Slog.w(TAG, "No SYSTEMSERVERCLASSPATH found!"); 1932 } 1933 1934 final List<String> allInstructionSets = InstructionSets.getAllInstructionSets(); 1935 final String[] dexCodeInstructionSets = 1936 getDexCodeInstructionSets( 1937 allInstructionSets.toArray(new String[allInstructionSets.size()])); 1938 1939 /** 1940 * Ensure all external libraries have had dexopt run on them. 1941 */ 1942 if (mSharedLibraries.size() > 0) { 1943 // NOTE: For now, we're compiling these system "shared libraries" 1944 // (and framework jars) into all available architectures. It's possible 1945 // to compile them only when we come across an app that uses them (there's 1946 // already logic for that in scanPackageLI) but that adds some complexity. 1947 for (String dexCodeInstructionSet : dexCodeInstructionSets) { 1948 for (SharedLibraryEntry libEntry : mSharedLibraries.values()) { 1949 final String lib = libEntry.path; 1950 if (lib == null) { 1951 continue; 1952 } 1953 1954 try { 1955 int dexoptNeeded = DexFile.getDexOptNeeded(lib, null, dexCodeInstructionSet, false); 1956 if (dexoptNeeded != DexFile.NO_DEXOPT_NEEDED) { 1957 alreadyDexOpted.add(lib); 1958 mInstaller.dexopt(lib, Process.SYSTEM_UID, true, dexCodeInstructionSet, dexoptNeeded); 1959 } 1960 } catch (FileNotFoundException e) { 1961 Slog.w(TAG, "Library not found: " + lib); 1962 } catch (IOException e) { 1963 Slog.w(TAG, "Cannot dexopt " + lib + "; is it an APK or JAR? " 1964 + e.getMessage()); 1965 } 1966 } 1967 } 1968 } 1969 1970 File frameworkDir = new File(Environment.getRootDirectory(), "framework"); 1971 1972 // Gross hack for now: we know this file doesn't contain any 1973 // code, so don't dexopt it to avoid the resulting log spew. 1974 alreadyDexOpted.add(frameworkDir.getPath() + "/framework-res.apk"); 1975 1976 // Gross hack for now: we know this file is only part of 1977 // the boot class path for art, so don't dexopt it to 1978 // avoid the resulting log spew. 1979 alreadyDexOpted.add(frameworkDir.getPath() + "/core-libart.jar"); 1980 1981 /** 1982 * There are a number of commands implemented in Java, which 1983 * we currently need to do the dexopt on so that they can be 1984 * run from a non-root shell. 1985 */ 1986 String[] frameworkFiles = frameworkDir.list(); 1987 if (frameworkFiles != null) { 1988 // TODO: We could compile these only for the most preferred ABI. We should 1989 // first double check that the dex files for these commands are not referenced 1990 // by other system apps. 1991 for (String dexCodeInstructionSet : dexCodeInstructionSets) { 1992 for (int i=0; i<frameworkFiles.length; i++) { 1993 File libPath = new File(frameworkDir, frameworkFiles[i]); 1994 String path = libPath.getPath(); 1995 // Skip the file if we already did it. 1996 if (alreadyDexOpted.contains(path)) { 1997 continue; 1998 } 1999 // Skip the file if it is not a type we want to dexopt. 2000 if (!path.endsWith(".apk") && !path.endsWith(".jar")) { 2001 continue; 2002 } 2003 try { 2004 int dexoptNeeded = DexFile.getDexOptNeeded(path, null, dexCodeInstructionSet, false); 2005 if (dexoptNeeded != DexFile.NO_DEXOPT_NEEDED) { 2006 mInstaller.dexopt(path, Process.SYSTEM_UID, true, dexCodeInstructionSet, dexoptNeeded); 2007 } 2008 } catch (FileNotFoundException e) { 2009 Slog.w(TAG, "Jar not found: " + path); 2010 } catch (IOException e) { 2011 Slog.w(TAG, "Exception reading jar: " + path, e); 2012 } 2013 } 2014 } 2015 } 2016 2017 // Collect vendor overlay packages. 2018 // (Do this before scanning any apps.) 2019 // For security and version matching reason, only consider 2020 // overlay packages if they reside in VENDOR_OVERLAY_DIR. 2021 File vendorOverlayDir = new File(VENDOR_OVERLAY_DIR); 2022 scanDirLI(vendorOverlayDir, PackageParser.PARSE_IS_SYSTEM 2023 | PackageParser.PARSE_IS_SYSTEM_DIR, scanFlags | SCAN_TRUSTED_OVERLAY, 0); 2024 2025 // Find base frameworks (resource packages without code). 2026 scanDirLI(frameworkDir, PackageParser.PARSE_IS_SYSTEM 2027 | PackageParser.PARSE_IS_SYSTEM_DIR 2028 | PackageParser.PARSE_IS_PRIVILEGED, 2029 scanFlags | SCAN_NO_DEX, 0); 2030 2031 // Collected privileged system packages. 2032 final File privilegedAppDir = new File(Environment.getRootDirectory(), "priv-app"); 2033 scanDirLI(privilegedAppDir, PackageParser.PARSE_IS_SYSTEM 2034 | PackageParser.PARSE_IS_SYSTEM_DIR 2035 | PackageParser.PARSE_IS_PRIVILEGED, scanFlags, 0); 2036 2037 // Collect ordinary system packages. 2038 final File systemAppDir = new File(Environment.getRootDirectory(), "app"); 2039 scanDirLI(systemAppDir, PackageParser.PARSE_IS_SYSTEM 2040 | PackageParser.PARSE_IS_SYSTEM_DIR, scanFlags, 0); 2041 2042 // Collect all vendor packages. 2043 File vendorAppDir = new File("/vendor/app"); 2044 try { 2045 vendorAppDir = vendorAppDir.getCanonicalFile(); 2046 } catch (IOException e) { 2047 // failed to look up canonical path, continue with original one 2048 } 2049 scanDirLI(vendorAppDir, PackageParser.PARSE_IS_SYSTEM 2050 | PackageParser.PARSE_IS_SYSTEM_DIR, scanFlags, 0); 2051 2052 // Collect all OEM packages. 2053 final File oemAppDir = new File(Environment.getOemDirectory(), "app"); 2054 scanDirLI(oemAppDir, PackageParser.PARSE_IS_SYSTEM 2055 | PackageParser.PARSE_IS_SYSTEM_DIR, scanFlags, 0); 2056 2057 if (DEBUG_UPGRADE) Log.v(TAG, "Running installd update commands"); 2058 mInstaller.moveFiles(); 2059 2060 // Prune any system packages that no longer exist. 2061 final List<String> possiblyDeletedUpdatedSystemApps = new ArrayList<String>(); 2062 if (!mOnlyCore) { 2063 Iterator<PackageSetting> psit = mSettings.mPackages.values().iterator(); 2064 while (psit.hasNext()) { 2065 PackageSetting ps = psit.next(); 2066 2067 /* 2068 * If this is not a system app, it can't be a 2069 * disable system app. 2070 */ 2071 if ((ps.pkgFlags & ApplicationInfo.FLAG_SYSTEM) == 0) { 2072 continue; 2073 } 2074 2075 /* 2076 * If the package is scanned, it's not erased. 2077 */ 2078 final PackageParser.Package scannedPkg = mPackages.get(ps.name); 2079 if (scannedPkg != null) { 2080 /* 2081 * If the system app is both scanned and in the 2082 * disabled packages list, then it must have been 2083 * added via OTA. Remove it from the currently 2084 * scanned package so the previously user-installed 2085 * application can be scanned. 2086 */ 2087 if (mSettings.isDisabledSystemPackageLPr(ps.name)) { 2088 logCriticalInfo(Log.WARN, "Expecting better updated system app for " 2089 + ps.name + "; removing system app. Last known codePath=" 2090 + ps.codePathString + ", installStatus=" + ps.installStatus 2091 + ", versionCode=" + ps.versionCode + "; scanned versionCode=" 2092 + scannedPkg.mVersionCode); 2093 removePackageLI(ps, true); 2094 mExpectingBetter.put(ps.name, ps.codePath); 2095 } 2096 2097 continue; 2098 } 2099 2100 if (!mSettings.isDisabledSystemPackageLPr(ps.name)) { 2101 psit.remove(); 2102 logCriticalInfo(Log.WARN, "System package " + ps.name 2103 + " no longer exists; wiping its data"); 2104 removeDataDirsLI(null, ps.name); 2105 } else { 2106 final PackageSetting disabledPs = mSettings.getDisabledSystemPkgLPr(ps.name); 2107 if (disabledPs.codePath == null || !disabledPs.codePath.exists()) { 2108 possiblyDeletedUpdatedSystemApps.add(ps.name); 2109 } 2110 } 2111 } 2112 } 2113 2114 //look for any incomplete package installations 2115 ArrayList<PackageSetting> deletePkgsList = mSettings.getListOfIncompleteInstallPackagesLPr(); 2116 //clean up list 2117 for(int i = 0; i < deletePkgsList.size(); i++) { 2118 //clean up here 2119 cleanupInstallFailedPackage(deletePkgsList.get(i)); 2120 } 2121 //delete tmp files 2122 deleteTempPackageFiles(); 2123 2124 // Remove any shared userIDs that have no associated packages 2125 mSettings.pruneSharedUsersLPw(); 2126 2127 if (!mOnlyCore) { 2128 EventLog.writeEvent(EventLogTags.BOOT_PROGRESS_PMS_DATA_SCAN_START, 2129 SystemClock.uptimeMillis()); 2130 scanDirLI(mAppInstallDir, 0, scanFlags | SCAN_REQUIRE_KNOWN, 0); 2131 2132 scanDirLI(mDrmAppPrivateInstallDir, PackageParser.PARSE_FORWARD_LOCK, 2133 scanFlags | SCAN_REQUIRE_KNOWN, 0); 2134 2135 /** 2136 * Remove disable package settings for any updated system 2137 * apps that were removed via an OTA. If they're not a 2138 * previously-updated app, remove them completely. 2139 * Otherwise, just revoke their system-level permissions. 2140 */ 2141 for (String deletedAppName : possiblyDeletedUpdatedSystemApps) { 2142 PackageParser.Package deletedPkg = mPackages.get(deletedAppName); 2143 mSettings.removeDisabledSystemPackageLPw(deletedAppName); 2144 2145 String msg; 2146 if (deletedPkg == null) { 2147 msg = "Updated system package " + deletedAppName 2148 + " no longer exists; wiping its data"; 2149 removeDataDirsLI(null, deletedAppName); 2150 } else { 2151 msg = "Updated system app + " + deletedAppName 2152 + " no longer present; removing system privileges for " 2153 + deletedAppName; 2154 2155 deletedPkg.applicationInfo.flags &= ~ApplicationInfo.FLAG_SYSTEM; 2156 2157 PackageSetting deletedPs = mSettings.mPackages.get(deletedAppName); 2158 deletedPs.pkgFlags &= ~ApplicationInfo.FLAG_SYSTEM; 2159 } 2160 logCriticalInfo(Log.WARN, msg); 2161 } 2162 2163 /** 2164 * Make sure all system apps that we expected to appear on 2165 * the userdata partition actually showed up. If they never 2166 * appeared, crawl back and revive the system version. 2167 */ 2168 for (int i = 0; i < mExpectingBetter.size(); i++) { 2169 final String packageName = mExpectingBetter.keyAt(i); 2170 if (!mPackages.containsKey(packageName)) { 2171 final File scanFile = mExpectingBetter.valueAt(i); 2172 2173 logCriticalInfo(Log.WARN, "Expected better " + packageName 2174 + " but never showed up; reverting to system"); 2175 2176 final int reparseFlags; 2177 if (FileUtils.contains(privilegedAppDir, scanFile)) { 2178 reparseFlags = PackageParser.PARSE_IS_SYSTEM 2179 | PackageParser.PARSE_IS_SYSTEM_DIR 2180 | PackageParser.PARSE_IS_PRIVILEGED; 2181 } else if (FileUtils.contains(systemAppDir, scanFile)) { 2182 reparseFlags = PackageParser.PARSE_IS_SYSTEM 2183 | PackageParser.PARSE_IS_SYSTEM_DIR; 2184 } else if (FileUtils.contains(vendorAppDir, scanFile)) { 2185 reparseFlags = PackageParser.PARSE_IS_SYSTEM 2186 | PackageParser.PARSE_IS_SYSTEM_DIR; 2187 } else if (FileUtils.contains(oemAppDir, scanFile)) { 2188 reparseFlags = PackageParser.PARSE_IS_SYSTEM 2189 | PackageParser.PARSE_IS_SYSTEM_DIR; 2190 } else { 2191 Slog.e(TAG, "Ignoring unexpected fallback path " + scanFile); 2192 continue; 2193 } 2194 2195 mSettings.enableSystemPackageLPw(packageName); 2196 2197 try { 2198 scanPackageLI(scanFile, reparseFlags, scanFlags, 0, null); 2199 } catch (PackageManagerException e) { 2200 Slog.e(TAG, "Failed to parse original system package: " 2201 + e.getMessage()); 2202 } 2203 } 2204 } 2205 } 2206 mExpectingBetter.clear(); 2207 2208 // Now that we know all of the shared libraries, update all clients to have 2209 // the correct library paths. 2210 updateAllSharedLibrariesLPw(); 2211 2212 for (SharedUserSetting setting : mSettings.getAllSharedUsersLPw()) { 2213 // NOTE: We ignore potential failures here during a system scan (like 2214 // the rest of the commands above) because there's precious little we 2215 // can do about it. A settings error is reported, though. 2216 adjustCpuAbisForSharedUserLPw(setting.packages, null /* scanned package */, 2217 false /* force dexopt */, false /* defer dexopt */); 2218 } 2219 2220 // Now that we know all the packages we are keeping, 2221 // read and update their last usage times. 2222 mPackageUsage.readLP(); 2223 2224 EventLog.writeEvent(EventLogTags.BOOT_PROGRESS_PMS_SCAN_END, 2225 SystemClock.uptimeMillis()); 2226 Slog.i(TAG, "Time to scan packages: " 2227 + ((SystemClock.uptimeMillis()-startTime)/1000f) 2228 + " seconds"); 2229 2230 // If the platform SDK has changed since the last time we booted, 2231 // we need to re-grant app permission to catch any new ones that 2232 // appear. This is really a hack, and means that apps can in some 2233 // cases get permissions that the user didn't initially explicitly 2234 // allow... it would be nice to have some better way to handle 2235 // this situation. 2236 final boolean regrantPermissions = mSettings.mInternalSdkPlatform 2237 != mSdkVersion; 2238 if (regrantPermissions) Slog.i(TAG, "Platform changed from " 2239 + mSettings.mInternalSdkPlatform + " to " + mSdkVersion 2240 + "; regranting permissions for internal storage"); 2241 mSettings.mInternalSdkPlatform = mSdkVersion; 2242 2243 updatePermissionsLPw(null, null, UPDATE_PERMISSIONS_ALL 2244 | (regrantPermissions 2245 ? (UPDATE_PERMISSIONS_REPLACE_PKG|UPDATE_PERMISSIONS_REPLACE_ALL) 2246 : 0)); 2247 2248 // If this is the first boot, and it is a normal boot, then 2249 // we need to initialize the default preferred apps. 2250 if (!mRestoredSettings && !onlyCore) { 2251 mSettings.applyDefaultPreferredAppsLPw(this, UserHandle.USER_OWNER); 2252 applyFactoryDefaultBrowserLPw(UserHandle.USER_OWNER); 2253 primeDomainVerificationsLPw(UserHandle.USER_OWNER); 2254 } 2255 2256 // If this is first boot after an OTA, and a normal boot, then 2257 // we need to clear code cache directories. 2258 mIsUpgrade = !Build.FINGERPRINT.equals(mSettings.mFingerprint); 2259 if (mIsUpgrade && !onlyCore) { 2260 Slog.i(TAG, "Build fingerprint changed; clearing code caches"); 2261 for (int i = 0; i < mSettings.mPackages.size(); i++) { 2262 final PackageSetting ps = mSettings.mPackages.valueAt(i); 2263 deleteCodeCacheDirsLI(ps.volumeUuid, ps.name); 2264 } 2265 mSettings.mFingerprint = Build.FINGERPRINT; 2266 } 2267 2268 checkDefaultBrowser(); 2269 2270 // All the changes are done during package scanning. 2271 mSettings.updateInternalDatabaseVersion(); 2272 2273 // can downgrade to reader 2274 mSettings.writeLPr(); 2275 2276 EventLog.writeEvent(EventLogTags.BOOT_PROGRESS_PMS_READY, 2277 SystemClock.uptimeMillis()); 2278 2279 mRequiredVerifierPackage = getRequiredVerifierLPr(); 2280 mRequiredInstallerPackage = getRequiredInstallerLPr(); 2281 2282 mInstallerService = new PackageInstallerService(context, this); 2283 2284 mIntentFilterVerifierComponent = getIntentFilterVerifierComponentNameLPr(); 2285 mIntentFilterVerifier = new IntentVerifierProxy(mContext, 2286 mIntentFilterVerifierComponent); 2287 2288 } // synchronized (mPackages) 2289 } // synchronized (mInstallLock) 2290 2291 // Now after opening every single application zip, make sure they 2292 // are all flushed. Not really needed, but keeps things nice and 2293 // tidy. 2294 Runtime.getRuntime().gc(); 2295 2296 // Expose private service for system components to use. 2297 LocalServices.addService(PackageManagerInternal.class, new PackageManagerInternalImpl()); 2298 } 2299 2300 @Override 2301 public boolean isFirstBoot() { 2302 return !mRestoredSettings; 2303 } 2304 2305 @Override 2306 public boolean isOnlyCoreApps() { 2307 return mOnlyCore; 2308 } 2309 2310 @Override 2311 public boolean isUpgrade() { 2312 return mIsUpgrade; 2313 } 2314 2315 private String getRequiredVerifierLPr() { 2316 final Intent verification = new Intent(Intent.ACTION_PACKAGE_NEEDS_VERIFICATION); 2317 final List<ResolveInfo> receivers = queryIntentReceivers(verification, PACKAGE_MIME_TYPE, 2318 PackageManager.GET_DISABLED_COMPONENTS, 0 /* TODO: Which userId? */); 2319 2320 String requiredVerifier = null; 2321 2322 final int N = receivers.size(); 2323 for (int i = 0; i < N; i++) { 2324 final ResolveInfo info = receivers.get(i); 2325 2326 if (info.activityInfo == null) { 2327 continue; 2328 } 2329 2330 final String packageName = info.activityInfo.packageName; 2331 2332 if (checkPermission(android.Manifest.permission.PACKAGE_VERIFICATION_AGENT, 2333 packageName, UserHandle.USER_OWNER) != PackageManager.PERMISSION_GRANTED) { 2334 continue; 2335 } 2336 2337 if (requiredVerifier != null) { 2338 throw new RuntimeException("There can be only one required verifier"); 2339 } 2340 2341 requiredVerifier = packageName; 2342 } 2343 2344 return requiredVerifier; 2345 } 2346 2347 private String getRequiredInstallerLPr() { 2348 Intent installerIntent = new Intent(Intent.ACTION_INSTALL_PACKAGE); 2349 installerIntent.addCategory(Intent.CATEGORY_DEFAULT); 2350 installerIntent.setDataAndType(Uri.fromFile(new File("foo.apk")), PACKAGE_MIME_TYPE); 2351 2352 final List<ResolveInfo> installers = queryIntentActivities(installerIntent, 2353 PACKAGE_MIME_TYPE, 0, 0); 2354 2355 String requiredInstaller = null; 2356 2357 final int N = installers.size(); 2358 for (int i = 0; i < N; i++) { 2359 final ResolveInfo info = installers.get(i); 2360 final String packageName = info.activityInfo.packageName; 2361 2362 if (!info.activityInfo.applicationInfo.isSystemApp()) { 2363 continue; 2364 } 2365 2366 if (requiredInstaller != null) { 2367 throw new RuntimeException("There must be one required installer"); 2368 } 2369 2370 requiredInstaller = packageName; 2371 } 2372 2373 if (requiredInstaller == null) { 2374 throw new RuntimeException("There must be one required installer"); 2375 } 2376 2377 return requiredInstaller; 2378 } 2379 2380 private ComponentName getIntentFilterVerifierComponentNameLPr() { 2381 final Intent verification = new Intent(Intent.ACTION_INTENT_FILTER_NEEDS_VERIFICATION); 2382 final List<ResolveInfo> receivers = queryIntentReceivers(verification, PACKAGE_MIME_TYPE, 2383 PackageManager.GET_DISABLED_COMPONENTS, 0 /* userId */); 2384 2385 ComponentName verifierComponentName = null; 2386 2387 int priority = -1000; 2388 final int N = receivers.size(); 2389 for (int i = 0; i < N; i++) { 2390 final ResolveInfo info = receivers.get(i); 2391 2392 if (info.activityInfo == null) { 2393 continue; 2394 } 2395 2396 final String packageName = info.activityInfo.packageName; 2397 2398 final PackageSetting ps = mSettings.mPackages.get(packageName); 2399 if (ps == null) { 2400 continue; 2401 } 2402 2403 if (checkPermission(android.Manifest.permission.INTENT_FILTER_VERIFICATION_AGENT, 2404 packageName, UserHandle.USER_OWNER) != PackageManager.PERMISSION_GRANTED) { 2405 continue; 2406 } 2407 2408 // Select the IntentFilterVerifier with the highest priority 2409 if (priority < info.priority) { 2410 priority = info.priority; 2411 verifierComponentName = new ComponentName(packageName, info.activityInfo.name); 2412 if (DEBUG_DOMAIN_VERIFICATION) Slog.d(TAG, "Selecting IntentFilterVerifier: " 2413 + verifierComponentName + " with priority: " + info.priority); 2414 } 2415 } 2416 2417 return verifierComponentName; 2418 } 2419 2420 private void primeDomainVerificationsLPw(int userId) { 2421 if (DEBUG_DOMAIN_VERIFICATION) { 2422 Slog.d(TAG, "Priming domain verifications in user " + userId); 2423 } 2424 2425 SystemConfig systemConfig = SystemConfig.getInstance(); 2426 ArraySet<String> packages = systemConfig.getLinkedApps(); 2427 ArraySet<String> domains = new ArraySet<String>(); 2428 2429 for (String packageName : packages) { 2430 PackageParser.Package pkg = mPackages.get(packageName); 2431 if (pkg != null) { 2432 if (!pkg.isSystemApp()) { 2433 Slog.w(TAG, "Non-system app '" + packageName + "' in sysconfig <app-link>"); 2434 continue; 2435 } 2436 2437 domains.clear(); 2438 for (PackageParser.Activity a : pkg.activities) { 2439 for (ActivityIntentInfo filter : a.intents) { 2440 if (hasValidDomains(filter)) { 2441 domains.addAll(filter.getHostsList()); 2442 } 2443 } 2444 } 2445 2446 if (domains.size() > 0) { 2447 if (DEBUG_DOMAIN_VERIFICATION) { 2448 Slog.v(TAG, " + " + packageName); 2449 } 2450 // 'Undefined' in the global IntentFilterVerificationInfo, i.e. the usual 2451 // state w.r.t. the formal app-linkage "no verification attempted" state; 2452 // and then 'always' in the per-user state actually used for intent resolution. 2453 final IntentFilterVerificationInfo ivi; 2454 ivi = mSettings.createIntentFilterVerificationIfNeededLPw(packageName, 2455 new ArrayList<String>(domains)); 2456 ivi.setStatus(INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_UNDEFINED); 2457 mSettings.updateIntentFilterVerificationStatusLPw(packageName, 2458 INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_ALWAYS, userId); 2459 } else { 2460 Slog.w(TAG, "Sysconfig <app-link> package '" + packageName 2461 + "' does not handle web links"); 2462 } 2463 } else { 2464 Slog.w(TAG, "Unknown package '" + packageName + "' in sysconfig <app-link>"); 2465 } 2466 } 2467 2468 scheduleWritePackageRestrictionsLocked(userId); 2469 scheduleWriteSettingsLocked(); 2470 } 2471 2472 private void applyFactoryDefaultBrowserLPw(int userId) { 2473 // The default browser app's package name is stored in a string resource, 2474 // with a product-specific overlay used for vendor customization. 2475 String browserPkg = mContext.getResources().getString( 2476 com.android.internal.R.string.default_browser); 2477 if (!TextUtils.isEmpty(browserPkg)) { 2478 // non-empty string => required to be a known package 2479 PackageSetting ps = mSettings.mPackages.get(browserPkg); 2480 if (ps == null) { 2481 Slog.e(TAG, "Product default browser app does not exist: " + browserPkg); 2482 browserPkg = null; 2483 } else { 2484 mSettings.setDefaultBrowserPackageNameLPw(browserPkg, userId); 2485 } 2486 } 2487 2488 // Nothing valid explicitly set? Make the factory-installed browser the explicit 2489 // default. If there's more than one, just leave everything alone. 2490 if (browserPkg == null) { 2491 calculateDefaultBrowserLPw(userId); 2492 } 2493 } 2494 2495 private void calculateDefaultBrowserLPw(int userId) { 2496 List<String> allBrowsers = resolveAllBrowserApps(userId); 2497 final String browserPkg = (allBrowsers.size() == 1) ? allBrowsers.get(0) : null; 2498 mSettings.setDefaultBrowserPackageNameLPw(browserPkg, userId); 2499 } 2500 2501 private List<String> resolveAllBrowserApps(int userId) { 2502 // Resolve the canonical browser intent and check that the handleAllWebDataURI boolean is set 2503 List<ResolveInfo> list = queryIntentActivities(sBrowserIntent, null, 2504 PackageManager.MATCH_ALL, userId); 2505 2506 final int count = list.size(); 2507 List<String> result = new ArrayList<String>(count); 2508 for (int i=0; i<count; i++) { 2509 ResolveInfo info = list.get(i); 2510 if (info.activityInfo == null 2511 || !info.handleAllWebDataURI 2512 || (info.activityInfo.applicationInfo.flags & ApplicationInfo.FLAG_SYSTEM) == 0 2513 || result.contains(info.activityInfo.packageName)) { 2514 continue; 2515 } 2516 result.add(info.activityInfo.packageName); 2517 } 2518 2519 return result; 2520 } 2521 2522 private boolean packageIsBrowser(String packageName, int userId) { 2523 List<ResolveInfo> list = queryIntentActivities(sBrowserIntent, null, 2524 PackageManager.MATCH_ALL, userId); 2525 final int N = list.size(); 2526 for (int i = 0; i < N; i++) { 2527 ResolveInfo info = list.get(i); 2528 if (packageName.equals(info.activityInfo.packageName)) { 2529 return true; 2530 } 2531 } 2532 return false; 2533 } 2534 2535 private void checkDefaultBrowser() { 2536 final int myUserId = UserHandle.myUserId(); 2537 final String packageName = getDefaultBrowserPackageName(myUserId); 2538 if (packageName != null) { 2539 PackageInfo info = getPackageInfo(packageName, 0, myUserId); 2540 if (info == null) { 2541 Slog.w(TAG, "Default browser no longer installed: " + packageName); 2542 synchronized (mPackages) { 2543 applyFactoryDefaultBrowserLPw(myUserId); // leaves ambiguous when > 1 2544 } 2545 } 2546 } 2547 } 2548 2549 @Override 2550 public boolean onTransact(int code, Parcel data, Parcel reply, int flags) 2551 throws RemoteException { 2552 try { 2553 return super.onTransact(code, data, reply, flags); 2554 } catch (RuntimeException e) { 2555 if (!(e instanceof SecurityException) && !(e instanceof IllegalArgumentException)) { 2556 Slog.wtf(TAG, "Package Manager Crash", e); 2557 } 2558 throw e; 2559 } 2560 } 2561 2562 void cleanupInstallFailedPackage(PackageSetting ps) { 2563 logCriticalInfo(Log.WARN, "Cleaning up incompletely installed app: " + ps.name); 2564 2565 removeDataDirsLI(ps.volumeUuid, ps.name); 2566 if (ps.codePath != null) { 2567 if (ps.codePath.isDirectory()) { 2568 mInstaller.rmPackageDir(ps.codePath.getAbsolutePath()); 2569 } else { 2570 ps.codePath.delete(); 2571 } 2572 } 2573 if (ps.resourcePath != null && !ps.resourcePath.equals(ps.codePath)) { 2574 if (ps.resourcePath.isDirectory()) { 2575 FileUtils.deleteContents(ps.resourcePath); 2576 } 2577 ps.resourcePath.delete(); 2578 } 2579 mSettings.removePackageLPw(ps.name); 2580 } 2581 2582 static int[] appendInts(int[] cur, int[] add) { 2583 if (add == null) return cur; 2584 if (cur == null) return add; 2585 final int N = add.length; 2586 for (int i=0; i<N; i++) { 2587 cur = appendInt(cur, add[i]); 2588 } 2589 return cur; 2590 } 2591 2592 PackageInfo generatePackageInfo(PackageParser.Package p, int flags, int userId) { 2593 if (!sUserManager.exists(userId)) return null; 2594 final PackageSetting ps = (PackageSetting) p.mExtras; 2595 if (ps == null) { 2596 return null; 2597 } 2598 2599 final PermissionsState permissionsState = ps.getPermissionsState(); 2600 2601 final int[] gids = permissionsState.computeGids(userId); 2602 final Set<String> permissions = permissionsState.getPermissions(userId); 2603 final PackageUserState state = ps.readUserState(userId); 2604 2605 return PackageParser.generatePackageInfo(p, gids, flags, 2606 ps.firstInstallTime, ps.lastUpdateTime, permissions, state, userId); 2607 } 2608 2609 @Override 2610 public boolean isPackageFrozen(String packageName) { 2611 synchronized (mPackages) { 2612 final PackageSetting ps = mSettings.mPackages.get(packageName); 2613 if (ps != null) { 2614 return ps.frozen; 2615 } 2616 } 2617 Slog.w(TAG, "Package " + packageName + " is missing; assuming frozen"); 2618 return true; 2619 } 2620 2621 @Override 2622 public boolean isPackageAvailable(String packageName, int userId) { 2623 if (!sUserManager.exists(userId)) return false; 2624 enforceCrossUserPermission(Binder.getCallingUid(), userId, false, false, "is package available"); 2625 synchronized (mPackages) { 2626 PackageParser.Package p = mPackages.get(packageName); 2627 if (p != null) { 2628 final PackageSetting ps = (PackageSetting) p.mExtras; 2629 if (ps != null) { 2630 final PackageUserState state = ps.readUserState(userId); 2631 if (state != null) { 2632 return PackageParser.isAvailable(state); 2633 } 2634 } 2635 } 2636 } 2637 return false; 2638 } 2639 2640 @Override 2641 public PackageInfo getPackageInfo(String packageName, int flags, int userId) { 2642 if (!sUserManager.exists(userId)) return null; 2643 enforceCrossUserPermission(Binder.getCallingUid(), userId, false, false, "get package info"); 2644 // reader 2645 synchronized (mPackages) { 2646 PackageParser.Package p = mPackages.get(packageName); 2647 if (DEBUG_PACKAGE_INFO) 2648 Log.v(TAG, "getPackageInfo " + packageName + ": " + p); 2649 if (p != null) { 2650 return generatePackageInfo(p, flags, userId); 2651 } 2652 if((flags & PackageManager.GET_UNINSTALLED_PACKAGES) != 0) { 2653 return generatePackageInfoFromSettingsLPw(packageName, flags, userId); 2654 } 2655 } 2656 return null; 2657 } 2658 2659 @Override 2660 public String[] currentToCanonicalPackageNames(String[] names) { 2661 String[] out = new String[names.length]; 2662 // reader 2663 synchronized (mPackages) { 2664 for (int i=names.length-1; i>=0; i--) { 2665 PackageSetting ps = mSettings.mPackages.get(names[i]); 2666 out[i] = ps != null && ps.realName != null ? ps.realName : names[i]; 2667 } 2668 } 2669 return out; 2670 } 2671 2672 @Override 2673 public String[] canonicalToCurrentPackageNames(String[] names) { 2674 String[] out = new String[names.length]; 2675 // reader 2676 synchronized (mPackages) { 2677 for (int i=names.length-1; i>=0; i--) { 2678 String cur = mSettings.mRenamedPackages.get(names[i]); 2679 out[i] = cur != null ? cur : names[i]; 2680 } 2681 } 2682 return out; 2683 } 2684 2685 @Override 2686 public int getPackageUid(String packageName, int userId) { 2687 if (!sUserManager.exists(userId)) return -1; 2688 enforceCrossUserPermission(Binder.getCallingUid(), userId, false, false, "get package uid"); 2689 2690 // reader 2691 synchronized (mPackages) { 2692 PackageParser.Package p = mPackages.get(packageName); 2693 if(p != null) { 2694 return UserHandle.getUid(userId, p.applicationInfo.uid); 2695 } 2696 PackageSetting ps = mSettings.mPackages.get(packageName); 2697 if((ps == null) || (ps.pkg == null) || (ps.pkg.applicationInfo == null)) { 2698 return -1; 2699 } 2700 p = ps.pkg; 2701 return p != null ? UserHandle.getUid(userId, p.applicationInfo.uid) : -1; 2702 } 2703 } 2704 2705 @Override 2706 public int[] getPackageGids(String packageName, int userId) throws RemoteException { 2707 if (!sUserManager.exists(userId)) { 2708 return null; 2709 } 2710 2711 enforceCrossUserPermission(Binder.getCallingUid(), userId, false, false, 2712 "getPackageGids"); 2713 2714 // reader 2715 synchronized (mPackages) { 2716 PackageParser.Package p = mPackages.get(packageName); 2717 if (DEBUG_PACKAGE_INFO) { 2718 Log.v(TAG, "getPackageGids" + packageName + ": " + p); 2719 } 2720 if (p != null) { 2721 PackageSetting ps = (PackageSetting) p.mExtras; 2722 return ps.getPermissionsState().computeGids(userId); 2723 } 2724 } 2725 2726 return null; 2727 } 2728 2729 static PermissionInfo generatePermissionInfo( 2730 BasePermission bp, int flags) { 2731 if (bp.perm != null) { 2732 return PackageParser.generatePermissionInfo(bp.perm, flags); 2733 } 2734 PermissionInfo pi = new PermissionInfo(); 2735 pi.name = bp.name; 2736 pi.packageName = bp.sourcePackage; 2737 pi.nonLocalizedLabel = bp.name; 2738 pi.protectionLevel = bp.protectionLevel; 2739 return pi; 2740 } 2741 2742 @Override 2743 public PermissionInfo getPermissionInfo(String name, int flags) { 2744 // reader 2745 synchronized (mPackages) { 2746 final BasePermission p = mSettings.mPermissions.get(name); 2747 if (p != null) { 2748 return generatePermissionInfo(p, flags); 2749 } 2750 return null; 2751 } 2752 } 2753 2754 @Override 2755 public List<PermissionInfo> queryPermissionsByGroup(String group, int flags) { 2756 // reader 2757 synchronized (mPackages) { 2758 ArrayList<PermissionInfo> out = new ArrayList<PermissionInfo>(10); 2759 for (BasePermission p : mSettings.mPermissions.values()) { 2760 if (group == null) { 2761 if (p.perm == null || p.perm.info.group == null) { 2762 out.add(generatePermissionInfo(p, flags)); 2763 } 2764 } else { 2765 if (p.perm != null && group.equals(p.perm.info.group)) { 2766 out.add(PackageParser.generatePermissionInfo(p.perm, flags)); 2767 } 2768 } 2769 } 2770 2771 if (out.size() > 0) { 2772 return out; 2773 } 2774 return mPermissionGroups.containsKey(group) ? out : null; 2775 } 2776 } 2777 2778 @Override 2779 public PermissionGroupInfo getPermissionGroupInfo(String name, int flags) { 2780 // reader 2781 synchronized (mPackages) { 2782 return PackageParser.generatePermissionGroupInfo( 2783 mPermissionGroups.get(name), flags); 2784 } 2785 } 2786 2787 @Override 2788 public List<PermissionGroupInfo> getAllPermissionGroups(int flags) { 2789 // reader 2790 synchronized (mPackages) { 2791 final int N = mPermissionGroups.size(); 2792 ArrayList<PermissionGroupInfo> out 2793 = new ArrayList<PermissionGroupInfo>(N); 2794 for (PackageParser.PermissionGroup pg : mPermissionGroups.values()) { 2795 out.add(PackageParser.generatePermissionGroupInfo(pg, flags)); 2796 } 2797 return out; 2798 } 2799 } 2800 2801 private ApplicationInfo generateApplicationInfoFromSettingsLPw(String packageName, int flags, 2802 int userId) { 2803 if (!sUserManager.exists(userId)) return null; 2804 PackageSetting ps = mSettings.mPackages.get(packageName); 2805 if (ps != null) { 2806 if (ps.pkg == null) { 2807 PackageInfo pInfo = generatePackageInfoFromSettingsLPw(packageName, 2808 flags, userId); 2809 if (pInfo != null) { 2810 return pInfo.applicationInfo; 2811 } 2812 return null; 2813 } 2814 return PackageParser.generateApplicationInfo(ps.pkg, flags, 2815 ps.readUserState(userId), userId); 2816 } 2817 return null; 2818 } 2819 2820 private PackageInfo generatePackageInfoFromSettingsLPw(String packageName, int flags, 2821 int userId) { 2822 if (!sUserManager.exists(userId)) return null; 2823 PackageSetting ps = mSettings.mPackages.get(packageName); 2824 if (ps != null) { 2825 PackageParser.Package pkg = ps.pkg; 2826 if (pkg == null) { 2827 if ((flags & PackageManager.GET_UNINSTALLED_PACKAGES) == 0) { 2828 return null; 2829 } 2830 // Only data remains, so we aren't worried about code paths 2831 pkg = new PackageParser.Package(packageName); 2832 pkg.applicationInfo.packageName = packageName; 2833 pkg.applicationInfo.flags = ps.pkgFlags | ApplicationInfo.FLAG_IS_DATA_ONLY; 2834 pkg.applicationInfo.privateFlags = ps.pkgPrivateFlags; 2835 pkg.applicationInfo.dataDir = Environment 2836 .getDataUserPackageDirectory(ps.volumeUuid, userId, packageName) 2837 .getAbsolutePath(); 2838 pkg.applicationInfo.primaryCpuAbi = ps.primaryCpuAbiString; 2839 pkg.applicationInfo.secondaryCpuAbi = ps.secondaryCpuAbiString; 2840 } 2841 return generatePackageInfo(pkg, flags, userId); 2842 } 2843 return null; 2844 } 2845 2846 @Override 2847 public ApplicationInfo getApplicationInfo(String packageName, int flags, int userId) { 2848 if (!sUserManager.exists(userId)) return null; 2849 enforceCrossUserPermission(Binder.getCallingUid(), userId, false, false, "get application info"); 2850 // writer 2851 synchronized (mPackages) { 2852 PackageParser.Package p = mPackages.get(packageName); 2853 if (DEBUG_PACKAGE_INFO) Log.v( 2854 TAG, "getApplicationInfo " + packageName 2855 + ": " + p); 2856 if (p != null) { 2857 PackageSetting ps = mSettings.mPackages.get(packageName); 2858 if (ps == null) return null; 2859 // Note: isEnabledLP() does not apply here - always return info 2860 return PackageParser.generateApplicationInfo( 2861 p, flags, ps.readUserState(userId), userId); 2862 } 2863 if ("android".equals(packageName)||"system".equals(packageName)) { 2864 return mAndroidApplication; 2865 } 2866 if ((flags & PackageManager.GET_UNINSTALLED_PACKAGES) != 0) { 2867 return generateApplicationInfoFromSettingsLPw(packageName, flags, userId); 2868 } 2869 } 2870 return null; 2871 } 2872 2873 @Override 2874 public void freeStorageAndNotify(final String volumeUuid, final long freeStorageSize, 2875 final IPackageDataObserver observer) { 2876 mContext.enforceCallingOrSelfPermission( 2877 android.Manifest.permission.CLEAR_APP_CACHE, null); 2878 // Queue up an async operation since clearing cache may take a little while. 2879 mHandler.post(new Runnable() { 2880 public void run() { 2881 mHandler.removeCallbacks(this); 2882 int retCode = -1; 2883 synchronized (mInstallLock) { 2884 retCode = mInstaller.freeCache(volumeUuid, freeStorageSize); 2885 if (retCode < 0) { 2886 Slog.w(TAG, "Couldn't clear application caches"); 2887 } 2888 } 2889 if (observer != null) { 2890 try { 2891 observer.onRemoveCompleted(null, (retCode >= 0)); 2892 } catch (RemoteException e) { 2893 Slog.w(TAG, "RemoveException when invoking call back"); 2894 } 2895 } 2896 } 2897 }); 2898 } 2899 2900 @Override 2901 public void freeStorage(final String volumeUuid, final long freeStorageSize, 2902 final IntentSender pi) { 2903 mContext.enforceCallingOrSelfPermission( 2904 android.Manifest.permission.CLEAR_APP_CACHE, null); 2905 // Queue up an async operation since clearing cache may take a little while. 2906 mHandler.post(new Runnable() { 2907 public void run() { 2908 mHandler.removeCallbacks(this); 2909 int retCode = -1; 2910 synchronized (mInstallLock) { 2911 retCode = mInstaller.freeCache(volumeUuid, freeStorageSize); 2912 if (retCode < 0) { 2913 Slog.w(TAG, "Couldn't clear application caches"); 2914 } 2915 } 2916 if(pi != null) { 2917 try { 2918 // Callback via pending intent 2919 int code = (retCode >= 0) ? 1 : 0; 2920 pi.sendIntent(null, code, null, 2921 null, null); 2922 } catch (SendIntentException e1) { 2923 Slog.i(TAG, "Failed to send pending intent"); 2924 } 2925 } 2926 } 2927 }); 2928 } 2929 2930 void freeStorage(String volumeUuid, long freeStorageSize) throws IOException { 2931 synchronized (mInstallLock) { 2932 if (mInstaller.freeCache(volumeUuid, freeStorageSize) < 0) { 2933 throw new IOException("Failed to free enough space"); 2934 } 2935 } 2936 } 2937 2938 @Override 2939 public ActivityInfo getActivityInfo(ComponentName component, int flags, int userId) { 2940 if (!sUserManager.exists(userId)) return null; 2941 enforceCrossUserPermission(Binder.getCallingUid(), userId, false, false, "get activity info"); 2942 synchronized (mPackages) { 2943 PackageParser.Activity a = mActivities.mActivities.get(component); 2944 2945 if (DEBUG_PACKAGE_INFO) Log.v(TAG, "getActivityInfo " + component + ": " + a); 2946 if (a != null && mSettings.isEnabledLPr(a.info, flags, userId)) { 2947 PackageSetting ps = mSettings.mPackages.get(component.getPackageName()); 2948 if (ps == null) return null; 2949 return PackageParser.generateActivityInfo(a, flags, ps.readUserState(userId), 2950 userId); 2951 } 2952 if (mResolveComponentName.equals(component)) { 2953 return PackageParser.generateActivityInfo(mResolveActivity, flags, 2954 new PackageUserState(), userId); 2955 } 2956 } 2957 return null; 2958 } 2959 2960 @Override 2961 public boolean activitySupportsIntent(ComponentName component, Intent intent, 2962 String resolvedType) { 2963 synchronized (mPackages) { 2964 PackageParser.Activity a = mActivities.mActivities.get(component); 2965 if (a == null) { 2966 return false; 2967 } 2968 for (int i=0; i<a.intents.size(); i++) { 2969 if (a.intents.get(i).match(intent.getAction(), resolvedType, intent.getScheme(), 2970 intent.getData(), intent.getCategories(), TAG) >= 0) { 2971 return true; 2972 } 2973 } 2974 return false; 2975 } 2976 } 2977 2978 @Override 2979 public ActivityInfo getReceiverInfo(ComponentName component, int flags, int userId) { 2980 if (!sUserManager.exists(userId)) return null; 2981 enforceCrossUserPermission(Binder.getCallingUid(), userId, false, false, "get receiver info"); 2982 synchronized (mPackages) { 2983 PackageParser.Activity a = mReceivers.mActivities.get(component); 2984 if (DEBUG_PACKAGE_INFO) Log.v( 2985 TAG, "getReceiverInfo " + component + ": " + a); 2986 if (a != null && mSettings.isEnabledLPr(a.info, flags, userId)) { 2987 PackageSetting ps = mSettings.mPackages.get(component.getPackageName()); 2988 if (ps == null) return null; 2989 return PackageParser.generateActivityInfo(a, flags, ps.readUserState(userId), 2990 userId); 2991 } 2992 } 2993 return null; 2994 } 2995 2996 @Override 2997 public ServiceInfo getServiceInfo(ComponentName component, int flags, int userId) { 2998 if (!sUserManager.exists(userId)) return null; 2999 enforceCrossUserPermission(Binder.getCallingUid(), userId, false, false, "get service info"); 3000 synchronized (mPackages) { 3001 PackageParser.Service s = mServices.mServices.get(component); 3002 if (DEBUG_PACKAGE_INFO) Log.v( 3003 TAG, "getServiceInfo " + component + ": " + s); 3004 if (s != null && mSettings.isEnabledLPr(s.info, flags, userId)) { 3005 PackageSetting ps = mSettings.mPackages.get(component.getPackageName()); 3006 if (ps == null) return null; 3007 return PackageParser.generateServiceInfo(s, flags, ps.readUserState(userId), 3008 userId); 3009 } 3010 } 3011 return null; 3012 } 3013 3014 @Override 3015 public ProviderInfo getProviderInfo(ComponentName component, int flags, int userId) { 3016 if (!sUserManager.exists(userId)) return null; 3017 enforceCrossUserPermission(Binder.getCallingUid(), userId, false, false, "get provider info"); 3018 synchronized (mPackages) { 3019 PackageParser.Provider p = mProviders.mProviders.get(component); 3020 if (DEBUG_PACKAGE_INFO) Log.v( 3021 TAG, "getProviderInfo " + component + ": " + p); 3022 if (p != null && mSettings.isEnabledLPr(p.info, flags, userId)) { 3023 PackageSetting ps = mSettings.mPackages.get(component.getPackageName()); 3024 if (ps == null) return null; 3025 return PackageParser.generateProviderInfo(p, flags, ps.readUserState(userId), 3026 userId); 3027 } 3028 } 3029 return null; 3030 } 3031 3032 @Override 3033 public String[] getSystemSharedLibraryNames() { 3034 Set<String> libSet; 3035 synchronized (mPackages) { 3036 libSet = mSharedLibraries.keySet(); 3037 int size = libSet.size(); 3038 if (size > 0) { 3039 String[] libs = new String[size]; 3040 libSet.toArray(libs); 3041 return libs; 3042 } 3043 } 3044 return null; 3045 } 3046 3047 /** 3048 * @hide 3049 */ 3050 PackageParser.Package findSharedNonSystemLibrary(String libName) { 3051 synchronized (mPackages) { 3052 PackageManagerService.SharedLibraryEntry lib = mSharedLibraries.get(libName); 3053 if (lib != null && lib.apk != null) { 3054 return mPackages.get(lib.apk); 3055 } 3056 } 3057 return null; 3058 } 3059 3060 @Override 3061 public FeatureInfo[] getSystemAvailableFeatures() { 3062 Collection<FeatureInfo> featSet; 3063 synchronized (mPackages) { 3064 featSet = mAvailableFeatures.values(); 3065 int size = featSet.size(); 3066 if (size > 0) { 3067 FeatureInfo[] features = new FeatureInfo[size+1]; 3068 featSet.toArray(features); 3069 FeatureInfo fi = new FeatureInfo(); 3070 fi.reqGlEsVersion = SystemProperties.getInt("ro.opengles.version", 3071 FeatureInfo.GL_ES_VERSION_UNDEFINED); 3072 features[size] = fi; 3073 return features; 3074 } 3075 } 3076 return null; 3077 } 3078 3079 @Override 3080 public boolean hasSystemFeature(String name) { 3081 synchronized (mPackages) { 3082 return mAvailableFeatures.containsKey(name); 3083 } 3084 } 3085 3086 private void checkValidCaller(int uid, int userId) { 3087 if (UserHandle.getUserId(uid) == userId || uid == Process.SYSTEM_UID || uid == 0) 3088 return; 3089 3090 throw new SecurityException("Caller uid=" + uid 3091 + " is not privileged to communicate with user=" + userId); 3092 } 3093 3094 @Override 3095 public int checkPermission(String permName, String pkgName, int userId) { 3096 if (!sUserManager.exists(userId)) { 3097 return PackageManager.PERMISSION_DENIED; 3098 } 3099 3100 synchronized (mPackages) { 3101 final PackageParser.Package p = mPackages.get(pkgName); 3102 if (p != null && p.mExtras != null) { 3103 final PackageSetting ps = (PackageSetting) p.mExtras; 3104 if (ps.getPermissionsState().hasPermission(permName, userId)) { 3105 return PackageManager.PERMISSION_GRANTED; 3106 } 3107 } 3108 } 3109 3110 return PackageManager.PERMISSION_DENIED; 3111 } 3112 3113 @Override 3114 public int checkUidPermission(String permName, int uid) { 3115 final int userId = UserHandle.getUserId(uid); 3116 3117 if (!sUserManager.exists(userId)) { 3118 return PackageManager.PERMISSION_DENIED; 3119 } 3120 3121 synchronized (mPackages) { 3122 Object obj = mSettings.getUserIdLPr(UserHandle.getAppId(uid)); 3123 if (obj != null) { 3124 final SettingBase ps = (SettingBase) obj; 3125 if (ps.getPermissionsState().hasPermission(permName, userId)) { 3126 return PackageManager.PERMISSION_GRANTED; 3127 } 3128 } else { 3129 ArraySet<String> perms = mSystemPermissions.get(uid); 3130 if (perms != null && perms.contains(permName)) { 3131 return PackageManager.PERMISSION_GRANTED; 3132 } 3133 } 3134 } 3135 3136 return PackageManager.PERMISSION_DENIED; 3137 } 3138 3139 @Override 3140 public boolean isPermissionRevokedByPolicy(String permission, String packageName, int userId) { 3141 if (UserHandle.getCallingUserId() != userId) { 3142 mContext.enforceCallingPermission( 3143 android.Manifest.permission.INTERACT_ACROSS_USERS_FULL, 3144 "isPermissionRevokedByPolicy for user " + userId); 3145 } 3146 3147 if (checkPermission(permission, packageName, userId) 3148 == PackageManager.PERMISSION_GRANTED) { 3149 return false; 3150 } 3151 3152 final long identity = Binder.clearCallingIdentity(); 3153 try { 3154 final int flags = getPermissionFlags(permission, packageName, userId); 3155 return (flags & PackageManager.FLAG_PERMISSION_POLICY_FIXED) != 0; 3156 } finally { 3157 Binder.restoreCallingIdentity(identity); 3158 } 3159 } 3160 3161 /** 3162 * Checks if the request is from the system or an app that has INTERACT_ACROSS_USERS 3163 * or INTERACT_ACROSS_USERS_FULL permissions, if the userid is not for the caller. 3164 * @param checkShell TODO(yamasani): 3165 * @param message the message to log on security exception 3166 */ 3167 void enforceCrossUserPermission(int callingUid, int userId, boolean requireFullPermission, 3168 boolean checkShell, String message) { 3169 if (userId < 0) { 3170 throw new IllegalArgumentException("Invalid userId " + userId); 3171 } 3172 if (checkShell) { 3173 enforceShellRestriction(UserManager.DISALLOW_DEBUGGING_FEATURES, callingUid, userId); 3174 } 3175 if (userId == UserHandle.getUserId(callingUid)) return; 3176 if (callingUid != Process.SYSTEM_UID && callingUid != 0) { 3177 if (requireFullPermission) { 3178 mContext.enforceCallingOrSelfPermission( 3179 android.Manifest.permission.INTERACT_ACROSS_USERS_FULL, message); 3180 } else { 3181 try { 3182 mContext.enforceCallingOrSelfPermission( 3183 android.Manifest.permission.INTERACT_ACROSS_USERS_FULL, message); 3184 } catch (SecurityException se) { 3185 mContext.enforceCallingOrSelfPermission( 3186 android.Manifest.permission.INTERACT_ACROSS_USERS, message); 3187 } 3188 } 3189 } 3190 } 3191 3192 void enforceShellRestriction(String restriction, int callingUid, int userHandle) { 3193 if (callingUid == Process.SHELL_UID) { 3194 if (userHandle >= 0 3195 && sUserManager.hasUserRestriction(restriction, userHandle)) { 3196 throw new SecurityException("Shell does not have permission to access user " 3197 + userHandle); 3198 } else if (userHandle < 0) { 3199 Slog.e(TAG, "Unable to check shell permission for user " + userHandle + "\n\t" 3200 + Debug.getCallers(3)); 3201 } 3202 } 3203 } 3204 3205 private BasePermission findPermissionTreeLP(String permName) { 3206 for(BasePermission bp : mSettings.mPermissionTrees.values()) { 3207 if (permName.startsWith(bp.name) && 3208 permName.length() > bp.name.length() && 3209 permName.charAt(bp.name.length()) == '.') { 3210 return bp; 3211 } 3212 } 3213 return null; 3214 } 3215 3216 private BasePermission checkPermissionTreeLP(String permName) { 3217 if (permName != null) { 3218 BasePermission bp = findPermissionTreeLP(permName); 3219 if (bp != null) { 3220 if (bp.uid == UserHandle.getAppId(Binder.getCallingUid())) { 3221 return bp; 3222 } 3223 throw new SecurityException("Calling uid " 3224 + Binder.getCallingUid() 3225 + " is not allowed to add to permission tree " 3226 + bp.name + " owned by uid " + bp.uid); 3227 } 3228 } 3229 throw new SecurityException("No permission tree found for " + permName); 3230 } 3231 3232 static boolean compareStrings(CharSequence s1, CharSequence s2) { 3233 if (s1 == null) { 3234 return s2 == null; 3235 } 3236 if (s2 == null) { 3237 return false; 3238 } 3239 if (s1.getClass() != s2.getClass()) { 3240 return false; 3241 } 3242 return s1.equals(s2); 3243 } 3244 3245 static boolean comparePermissionInfos(PermissionInfo pi1, PermissionInfo pi2) { 3246 if (pi1.icon != pi2.icon) return false; 3247 if (pi1.logo != pi2.logo) return false; 3248 if (pi1.protectionLevel != pi2.protectionLevel) return false; 3249 if (!compareStrings(pi1.name, pi2.name)) return false; 3250 if (!compareStrings(pi1.nonLocalizedLabel, pi2.nonLocalizedLabel)) return false; 3251 // We'll take care of setting this one. 3252 if (!compareStrings(pi1.packageName, pi2.packageName)) return false; 3253 // These are not currently stored in settings. 3254 //if (!compareStrings(pi1.group, pi2.group)) return false; 3255 //if (!compareStrings(pi1.nonLocalizedDescription, pi2.nonLocalizedDescription)) return false; 3256 //if (pi1.labelRes != pi2.labelRes) return false; 3257 //if (pi1.descriptionRes != pi2.descriptionRes) return false; 3258 return true; 3259 } 3260 3261 int permissionInfoFootprint(PermissionInfo info) { 3262 int size = info.name.length(); 3263 if (info.nonLocalizedLabel != null) size += info.nonLocalizedLabel.length(); 3264 if (info.nonLocalizedDescription != null) size += info.nonLocalizedDescription.length(); 3265 return size; 3266 } 3267 3268 int calculateCurrentPermissionFootprintLocked(BasePermission tree) { 3269 int size = 0; 3270 for (BasePermission perm : mSettings.mPermissions.values()) { 3271 if (perm.uid == tree.uid) { 3272 size += perm.name.length() + permissionInfoFootprint(perm.perm.info); 3273 } 3274 } 3275 return size; 3276 } 3277 3278 void enforcePermissionCapLocked(PermissionInfo info, BasePermission tree) { 3279 // We calculate the max size of permissions defined by this uid and throw 3280 // if that plus the size of 'info' would exceed our stated maximum. 3281 if (tree.uid != Process.SYSTEM_UID) { 3282 final int curTreeSize = calculateCurrentPermissionFootprintLocked(tree); 3283 if (curTreeSize + permissionInfoFootprint(info) > MAX_PERMISSION_TREE_FOOTPRINT) { 3284 throw new SecurityException("Permission tree size cap exceeded"); 3285 } 3286 } 3287 } 3288 3289 boolean addPermissionLocked(PermissionInfo info, boolean async) { 3290 if (info.labelRes == 0 && info.nonLocalizedLabel == null) { 3291 throw new SecurityException("Label must be specified in permission"); 3292 } 3293 BasePermission tree = checkPermissionTreeLP(info.name); 3294 BasePermission bp = mSettings.mPermissions.get(info.name); 3295 boolean added = bp == null; 3296 boolean changed = true; 3297 int fixedLevel = PermissionInfo.fixProtectionLevel(info.protectionLevel); 3298 if (added) { 3299 enforcePermissionCapLocked(info, tree); 3300 bp = new BasePermission(info.name, tree.sourcePackage, 3301 BasePermission.TYPE_DYNAMIC); 3302 } else if (bp.type != BasePermission.TYPE_DYNAMIC) { 3303 throw new SecurityException( 3304 "Not allowed to modify non-dynamic permission " 3305 + info.name); 3306 } else { 3307 if (bp.protectionLevel == fixedLevel 3308 && bp.perm.owner.equals(tree.perm.owner) 3309 && bp.uid == tree.uid 3310 && comparePermissionInfos(bp.perm.info, info)) { 3311 changed = false; 3312 } 3313 } 3314 bp.protectionLevel = fixedLevel; 3315 info = new PermissionInfo(info); 3316 info.protectionLevel = fixedLevel; 3317 bp.perm = new PackageParser.Permission(tree.perm.owner, info); 3318 bp.perm.info.packageName = tree.perm.info.packageName; 3319 bp.uid = tree.uid; 3320 if (added) { 3321 mSettings.mPermissions.put(info.name, bp); 3322 } 3323 if (changed) { 3324 if (!async) { 3325 mSettings.writeLPr(); 3326 } else { 3327 scheduleWriteSettingsLocked(); 3328 } 3329 } 3330 return added; 3331 } 3332 3333 @Override 3334 public boolean addPermission(PermissionInfo info) { 3335 synchronized (mPackages) { 3336 return addPermissionLocked(info, false); 3337 } 3338 } 3339 3340 @Override 3341 public boolean addPermissionAsync(PermissionInfo info) { 3342 synchronized (mPackages) { 3343 return addPermissionLocked(info, true); 3344 } 3345 } 3346 3347 @Override 3348 public void removePermission(String name) { 3349 synchronized (mPackages) { 3350 checkPermissionTreeLP(name); 3351 BasePermission bp = mSettings.mPermissions.get(name); 3352 if (bp != null) { 3353 if (bp.type != BasePermission.TYPE_DYNAMIC) { 3354 throw new SecurityException( 3355 "Not allowed to modify non-dynamic permission " 3356 + name); 3357 } 3358 mSettings.mPermissions.remove(name); 3359 mSettings.writeLPr(); 3360 } 3361 } 3362 } 3363 3364 private static void enforceDeclaredAsUsedAndRuntimePermission(PackageParser.Package pkg, 3365 BasePermission bp) { 3366 int index = pkg.requestedPermissions.indexOf(bp.name); 3367 if (index == -1) { 3368 throw new SecurityException("Package " + pkg.packageName 3369 + " has not requested permission " + bp.name); 3370 } 3371 if (!bp.isRuntime()) { 3372 throw new SecurityException("Permission " + bp.name 3373 + " is not a changeable permission type"); 3374 } 3375 } 3376 3377 @Override 3378 public void grantRuntimePermission(String packageName, String name, final int userId) { 3379 if (!sUserManager.exists(userId)) { 3380 Log.e(TAG, "No such user:" + userId); 3381 return; 3382 } 3383 3384 mContext.enforceCallingOrSelfPermission( 3385 android.Manifest.permission.GRANT_REVOKE_PERMISSIONS, 3386 "grantRuntimePermission"); 3387 3388 enforceCrossUserPermission(Binder.getCallingUid(), userId, true, false, 3389 "grantRuntimePermission"); 3390 3391 final int uid; 3392 final SettingBase sb; 3393 3394 synchronized (mPackages) { 3395 final PackageParser.Package pkg = mPackages.get(packageName); 3396 if (pkg == null) { 3397 throw new IllegalArgumentException("Unknown package: " + packageName); 3398 } 3399 3400 final BasePermission bp = mSettings.mPermissions.get(name); 3401 if (bp == null) { 3402 throw new IllegalArgumentException("Unknown permission: " + name); 3403 } 3404 3405 enforceDeclaredAsUsedAndRuntimePermission(pkg, bp); 3406 3407 uid = UserHandle.getUid(userId, pkg.applicationInfo.uid); 3408 sb = (SettingBase) pkg.mExtras; 3409 if (sb == null) { 3410 throw new IllegalArgumentException("Unknown package: " + packageName); 3411 } 3412 3413 final PermissionsState permissionsState = sb.getPermissionsState(); 3414 3415 final int flags = permissionsState.getPermissionFlags(name, userId); 3416 if ((flags & PackageManager.FLAG_PERMISSION_SYSTEM_FIXED) != 0) { 3417 throw new SecurityException("Cannot grant system fixed permission: " 3418 + name + " for package: " + packageName); 3419 } 3420 3421 final int result = permissionsState.grantRuntimePermission(bp, userId); 3422 switch (result) { 3423 case PermissionsState.PERMISSION_OPERATION_FAILURE: { 3424 return; 3425 } 3426 3427 case PermissionsState.PERMISSION_OPERATION_SUCCESS_GIDS_CHANGED: { 3428 mHandler.post(new Runnable() { 3429 @Override 3430 public void run() { 3431 killSettingPackagesForUser(sb, userId, KILL_APP_REASON_GIDS_CHANGED); 3432 } 3433 }); 3434 } break; 3435 } 3436 3437 mOnPermissionChangeListeners.onPermissionsChanged(uid); 3438 3439 // Not critical if that is lost - app has to request again. 3440 mSettings.writeRuntimePermissionsForUserLPr(userId, false); 3441 } 3442 3443 // Only need to do this if user is initialized. Otherwise it's a new user 3444 // and there are no processes running as the user yet and there's no need 3445 // to make an expensive call to remount processes for the changed permissions. 3446 if (READ_EXTERNAL_STORAGE.equals(name) 3447 || WRITE_EXTERNAL_STORAGE.equals(name)) { 3448 final long token = Binder.clearCallingIdentity(); 3449 try { 3450 if (sUserManager.isInitialized(userId)) { 3451 MountServiceInternal mountServiceInternal = LocalServices.getService( 3452 MountServiceInternal.class); 3453 mountServiceInternal.onExternalStoragePolicyChanged(uid, packageName); 3454 } 3455 } finally { 3456 Binder.restoreCallingIdentity(token); 3457 } 3458 } 3459 } 3460 3461 @Override 3462 public void revokeRuntimePermission(String packageName, String name, int userId) { 3463 if (!sUserManager.exists(userId)) { 3464 Log.e(TAG, "No such user:" + userId); 3465 return; 3466 } 3467 3468 mContext.enforceCallingOrSelfPermission( 3469 android.Manifest.permission.GRANT_REVOKE_PERMISSIONS, 3470 "revokeRuntimePermission"); 3471 3472 enforceCrossUserPermission(Binder.getCallingUid(), userId, true, false, 3473 "revokeRuntimePermission"); 3474 3475 final SettingBase sb; 3476 3477 synchronized (mPackages) { 3478 final PackageParser.Package pkg = mPackages.get(packageName); 3479 if (pkg == null) { 3480 throw new IllegalArgumentException("Unknown package: " + packageName); 3481 } 3482 3483 final BasePermission bp = mSettings.mPermissions.get(name); 3484 if (bp == null) { 3485 throw new IllegalArgumentException("Unknown permission: " + name); 3486 } 3487 3488 enforceDeclaredAsUsedAndRuntimePermission(pkg, bp); 3489 3490 sb = (SettingBase) pkg.mExtras; 3491 if (sb == null) { 3492 throw new IllegalArgumentException("Unknown package: " + packageName); 3493 } 3494 3495 final PermissionsState permissionsState = sb.getPermissionsState(); 3496 3497 final int flags = permissionsState.getPermissionFlags(name, userId); 3498 if ((flags & PackageManager.FLAG_PERMISSION_SYSTEM_FIXED) != 0) { 3499 throw new SecurityException("Cannot revoke system fixed permission: " 3500 + name + " for package: " + packageName); 3501 } 3502 3503 if (permissionsState.revokeRuntimePermission(bp, userId) == 3504 PermissionsState.PERMISSION_OPERATION_FAILURE) { 3505 return; 3506 } 3507 3508 mOnPermissionChangeListeners.onPermissionsChanged(pkg.applicationInfo.uid); 3509 3510 // Critical, after this call app should never have the permission. 3511 mSettings.writeRuntimePermissionsForUserLPr(userId, true); 3512 } 3513 3514 killSettingPackagesForUser(sb, userId, KILL_APP_REASON_PERMISSIONS_REVOKED); 3515 } 3516 3517 @Override 3518 public void resetRuntimePermissions() { 3519 mContext.enforceCallingOrSelfPermission( 3520 android.Manifest.permission.GRANT_REVOKE_PERMISSIONS, 3521 "revokeRuntimePermission"); 3522 3523 int callingUid = Binder.getCallingUid(); 3524 if (callingUid != Process.SYSTEM_UID && callingUid != 0) { 3525 mContext.enforceCallingOrSelfPermission( 3526 android.Manifest.permission.INTERACT_ACROSS_USERS_FULL, 3527 "resetRuntimePermissions"); 3528 } 3529 3530 final int[] userIds; 3531 3532 synchronized (mPackages) { 3533 updatePermissionsLPw(null, null, UPDATE_PERMISSIONS_ALL); 3534 final int userCount = UserManagerService.getInstance().getUserIds().length; 3535 userIds = Arrays.copyOf(UserManagerService.getInstance().getUserIds(), userCount); 3536 } 3537 3538 for (int userId : userIds) { 3539 mDefaultPermissionPolicy.grantDefaultPermissions(userId); 3540 } 3541 } 3542 3543 @Override 3544 public int getPermissionFlags(String name, String packageName, int userId) { 3545 if (!sUserManager.exists(userId)) { 3546 return 0; 3547 } 3548 3549 mContext.enforceCallingOrSelfPermission( 3550 android.Manifest.permission.GRANT_REVOKE_PERMISSIONS, 3551 "getPermissionFlags"); 3552 3553 enforceCrossUserPermission(Binder.getCallingUid(), userId, true, false, 3554 "getPermissionFlags"); 3555 3556 synchronized (mPackages) { 3557 final PackageParser.Package pkg = mPackages.get(packageName); 3558 if (pkg == null) { 3559 throw new IllegalArgumentException("Unknown package: " + packageName); 3560 } 3561 3562 final BasePermission bp = mSettings.mPermissions.get(name); 3563 if (bp == null) { 3564 throw new IllegalArgumentException("Unknown permission: " + name); 3565 } 3566 3567 SettingBase sb = (SettingBase) pkg.mExtras; 3568 if (sb == null) { 3569 throw new IllegalArgumentException("Unknown package: " + packageName); 3570 } 3571 3572 PermissionsState permissionsState = sb.getPermissionsState(); 3573 return permissionsState.getPermissionFlags(name, userId); 3574 } 3575 } 3576 3577 @Override 3578 public void updatePermissionFlags(String name, String packageName, int flagMask, 3579 int flagValues, int userId) { 3580 if (!sUserManager.exists(userId)) { 3581 return; 3582 } 3583 3584 mContext.enforceCallingOrSelfPermission( 3585 android.Manifest.permission.GRANT_REVOKE_PERMISSIONS, 3586 "updatePermissionFlags"); 3587 3588 enforceCrossUserPermission(Binder.getCallingUid(), userId, true, false, 3589 "updatePermissionFlags"); 3590 3591 // Only the system can change system fixed flags. 3592 if (getCallingUid() != Process.SYSTEM_UID) { 3593 flagMask &= ~PackageManager.FLAG_PERMISSION_SYSTEM_FIXED; 3594 flagValues &= ~PackageManager.FLAG_PERMISSION_SYSTEM_FIXED; 3595 } 3596 3597 synchronized (mPackages) { 3598 final PackageParser.Package pkg = mPackages.get(packageName); 3599 if (pkg == null) { 3600 throw new IllegalArgumentException("Unknown package: " + packageName); 3601 } 3602 3603 final BasePermission bp = mSettings.mPermissions.get(name); 3604 if (bp == null) { 3605 throw new IllegalArgumentException("Unknown permission: " + name); 3606 } 3607 3608 SettingBase sb = (SettingBase) pkg.mExtras; 3609 if (sb == null) { 3610 throw new IllegalArgumentException("Unknown package: " + packageName); 3611 } 3612 3613 PermissionsState permissionsState = sb.getPermissionsState(); 3614 3615 // Only the package manager can change flags for system component permissions. 3616 final int flags = permissionsState.getPermissionFlags(bp.name, userId); 3617 if ((flags & PackageManager.FLAG_PERMISSION_SYSTEM_FIXED) != 0) { 3618 return; 3619 } 3620 3621 boolean hadState = permissionsState.getRuntimePermissionState(name, userId) != null; 3622 3623 if (permissionsState.updatePermissionFlags(bp, userId, flagMask, flagValues)) { 3624 // Install and runtime permissions are stored in different places, 3625 // so figure out what permission changed and persist the change. 3626 if (permissionsState.getInstallPermissionState(name) != null) { 3627 scheduleWriteSettingsLocked(); 3628 } else if (permissionsState.getRuntimePermissionState(name, userId) != null 3629 || hadState) { 3630 mSettings.writeRuntimePermissionsForUserLPr(userId, false); 3631 } 3632 } 3633 } 3634 } 3635 3636 /** 3637 * Update the permission flags for all packages and runtime permissions of a user in order 3638 * to allow device or profile owner to remove POLICY_FIXED. 3639 */ 3640 @Override 3641 public void updatePermissionFlagsForAllApps(int flagMask, int flagValues, int userId) { 3642 if (!sUserManager.exists(userId)) { 3643 return; 3644 } 3645 3646 mContext.enforceCallingOrSelfPermission( 3647 android.Manifest.permission.GRANT_REVOKE_PERMISSIONS, 3648 "updatePermissionFlagsForAllApps"); 3649 3650 enforceCrossUserPermission(Binder.getCallingUid(), userId, true, false, 3651 "updatePermissionFlagsForAllApps"); 3652 3653 // Only the system can change system fixed flags. 3654 if (getCallingUid() != Process.SYSTEM_UID) { 3655 flagMask &= ~PackageManager.FLAG_PERMISSION_SYSTEM_FIXED; 3656 flagValues &= ~PackageManager.FLAG_PERMISSION_SYSTEM_FIXED; 3657 } 3658 3659 synchronized (mPackages) { 3660 boolean changed = false; 3661 final int packageCount = mPackages.size(); 3662 for (int pkgIndex = 0; pkgIndex < packageCount; pkgIndex++) { 3663 final PackageParser.Package pkg = mPackages.valueAt(pkgIndex); 3664 SettingBase sb = (SettingBase) pkg.mExtras; 3665 if (sb == null) { 3666 continue; 3667 } 3668 PermissionsState permissionsState = sb.getPermissionsState(); 3669 changed |= permissionsState.updatePermissionFlagsForAllPermissions( 3670 userId, flagMask, flagValues); 3671 } 3672 if (changed) { 3673 mSettings.writeRuntimePermissionsForUserLPr(userId, false); 3674 } 3675 } 3676 } 3677 3678 @Override 3679 public boolean shouldShowRequestPermissionRationale(String permissionName, 3680 String packageName, int userId) { 3681 if (UserHandle.getCallingUserId() != userId) { 3682 mContext.enforceCallingPermission( 3683 android.Manifest.permission.INTERACT_ACROSS_USERS_FULL, 3684 "canShowRequestPermissionRationale for user " + userId); 3685 } 3686 3687 final int uid = getPackageUid(packageName, userId); 3688 if (UserHandle.getAppId(getCallingUid()) != UserHandle.getAppId(uid)) { 3689 return false; 3690 } 3691 3692 if (checkPermission(permissionName, packageName, userId) 3693 == PackageManager.PERMISSION_GRANTED) { 3694 return false; 3695 } 3696 3697 final int flags; 3698 3699 final long identity = Binder.clearCallingIdentity(); 3700 try { 3701 flags = getPermissionFlags(permissionName, 3702 packageName, userId); 3703 } finally { 3704 Binder.restoreCallingIdentity(identity); 3705 } 3706 3707 final int fixedFlags = PackageManager.FLAG_PERMISSION_SYSTEM_FIXED 3708 | PackageManager.FLAG_PERMISSION_POLICY_FIXED 3709 | PackageManager.FLAG_PERMISSION_USER_FIXED; 3710 3711 if ((flags & fixedFlags) != 0) { 3712 return false; 3713 } 3714 3715 return (flags & PackageManager.FLAG_PERMISSION_USER_SET) != 0; 3716 } 3717 3718 void grantInstallPermissionLPw(String permission, PackageParser.Package pkg) { 3719 BasePermission bp = mSettings.mPermissions.get(permission); 3720 if (bp == null) { 3721 throw new SecurityException("Missing " + permission + " permission"); 3722 } 3723 3724 SettingBase sb = (SettingBase) pkg.mExtras; 3725 PermissionsState permissionsState = sb.getPermissionsState(); 3726 3727 if (permissionsState.grantInstallPermission(bp) != 3728 PermissionsState.PERMISSION_OPERATION_FAILURE) { 3729 scheduleWriteSettingsLocked(); 3730 } 3731 } 3732 3733 @Override 3734 public void addOnPermissionsChangeListener(IOnPermissionsChangeListener listener) { 3735 mContext.enforceCallingOrSelfPermission( 3736 Manifest.permission.OBSERVE_GRANT_REVOKE_PERMISSIONS, 3737 "addOnPermissionsChangeListener"); 3738 3739 synchronized (mPackages) { 3740 mOnPermissionChangeListeners.addListenerLocked(listener); 3741 } 3742 } 3743 3744 @Override 3745 public void removeOnPermissionsChangeListener(IOnPermissionsChangeListener listener) { 3746 synchronized (mPackages) { 3747 mOnPermissionChangeListeners.removeListenerLocked(listener); 3748 } 3749 } 3750 3751 @Override 3752 public boolean isProtectedBroadcast(String actionName) { 3753 synchronized (mPackages) { 3754 return mProtectedBroadcasts.contains(actionName); 3755 } 3756 } 3757 3758 @Override 3759 public int checkSignatures(String pkg1, String pkg2) { 3760 synchronized (mPackages) { 3761 final PackageParser.Package p1 = mPackages.get(pkg1); 3762 final PackageParser.Package p2 = mPackages.get(pkg2); 3763 if (p1 == null || p1.mExtras == null 3764 || p2 == null || p2.mExtras == null) { 3765 return PackageManager.SIGNATURE_UNKNOWN_PACKAGE; 3766 } 3767 return compareSignatures(p1.mSignatures, p2.mSignatures); 3768 } 3769 } 3770 3771 @Override 3772 public int checkUidSignatures(int uid1, int uid2) { 3773 // Map to base uids. 3774 uid1 = UserHandle.getAppId(uid1); 3775 uid2 = UserHandle.getAppId(uid2); 3776 // reader 3777 synchronized (mPackages) { 3778 Signature[] s1; 3779 Signature[] s2; 3780 Object obj = mSettings.getUserIdLPr(uid1); 3781 if (obj != null) { 3782 if (obj instanceof SharedUserSetting) { 3783 s1 = ((SharedUserSetting)obj).signatures.mSignatures; 3784 } else if (obj instanceof PackageSetting) { 3785 s1 = ((PackageSetting)obj).signatures.mSignatures; 3786 } else { 3787 return PackageManager.SIGNATURE_UNKNOWN_PACKAGE; 3788 } 3789 } else { 3790 return PackageManager.SIGNATURE_UNKNOWN_PACKAGE; 3791 } 3792 obj = mSettings.getUserIdLPr(uid2); 3793 if (obj != null) { 3794 if (obj instanceof SharedUserSetting) { 3795 s2 = ((SharedUserSetting)obj).signatures.mSignatures; 3796 } else if (obj instanceof PackageSetting) { 3797 s2 = ((PackageSetting)obj).signatures.mSignatures; 3798 } else { 3799 return PackageManager.SIGNATURE_UNKNOWN_PACKAGE; 3800 } 3801 } else { 3802 return PackageManager.SIGNATURE_UNKNOWN_PACKAGE; 3803 } 3804 return compareSignatures(s1, s2); 3805 } 3806 } 3807 3808 private void killSettingPackagesForUser(SettingBase sb, int userId, String reason) { 3809 final long identity = Binder.clearCallingIdentity(); 3810 try { 3811 if (sb instanceof SharedUserSetting) { 3812 SharedUserSetting sus = (SharedUserSetting) sb; 3813 final int packageCount = sus.packages.size(); 3814 for (int i = 0; i < packageCount; i++) { 3815 PackageSetting susPs = sus.packages.valueAt(i); 3816 if (userId == UserHandle.USER_ALL) { 3817 killApplication(susPs.pkg.packageName, susPs.appId, reason); 3818 } else { 3819 final int uid = UserHandle.getUid(userId, susPs.appId); 3820 killUid(uid, reason); 3821 } 3822 } 3823 } else if (sb instanceof PackageSetting) { 3824 PackageSetting ps = (PackageSetting) sb; 3825 if (userId == UserHandle.USER_ALL) { 3826 killApplication(ps.pkg.packageName, ps.appId, reason); 3827 } else { 3828 final int uid = UserHandle.getUid(userId, ps.appId); 3829 killUid(uid, reason); 3830 } 3831 } 3832 } finally { 3833 Binder.restoreCallingIdentity(identity); 3834 } 3835 } 3836 3837 private static void killUid(int uid, String reason) { 3838 IActivityManager am = ActivityManagerNative.getDefault(); 3839 if (am != null) { 3840 try { 3841 am.killUid(uid, reason); 3842 } catch (RemoteException e) { 3843 /* ignore - same process */ 3844 } 3845 } 3846 } 3847 3848 /** 3849 * Compares two sets of signatures. Returns: 3850 * <br /> 3851 * {@link PackageManager#SIGNATURE_NEITHER_SIGNED}: if both signature sets are null, 3852 * <br /> 3853 * {@link PackageManager#SIGNATURE_FIRST_NOT_SIGNED}: if the first signature set is null, 3854 * <br /> 3855 * {@link PackageManager#SIGNATURE_SECOND_NOT_SIGNED}: if the second signature set is null, 3856 * <br /> 3857 * {@link PackageManager#SIGNATURE_MATCH}: if the two signature sets are identical, 3858 * <br /> 3859 * {@link PackageManager#SIGNATURE_NO_MATCH}: if the two signature sets differ. 3860 */ 3861 static int compareSignatures(Signature[] s1, Signature[] s2) { 3862 if (s1 == null) { 3863 return s2 == null 3864 ? PackageManager.SIGNATURE_NEITHER_SIGNED 3865 : PackageManager.SIGNATURE_FIRST_NOT_SIGNED; 3866 } 3867 3868 if (s2 == null) { 3869 return PackageManager.SIGNATURE_SECOND_NOT_SIGNED; 3870 } 3871 3872 if (s1.length != s2.length) { 3873 return PackageManager.SIGNATURE_NO_MATCH; 3874 } 3875 3876 // Since both signature sets are of size 1, we can compare without HashSets. 3877 if (s1.length == 1) { 3878 return s1[0].equals(s2[0]) ? 3879 PackageManager.SIGNATURE_MATCH : 3880 PackageManager.SIGNATURE_NO_MATCH; 3881 } 3882 3883 ArraySet<Signature> set1 = new ArraySet<Signature>(); 3884 for (Signature sig : s1) { 3885 set1.add(sig); 3886 } 3887 ArraySet<Signature> set2 = new ArraySet<Signature>(); 3888 for (Signature sig : s2) { 3889 set2.add(sig); 3890 } 3891 // Make sure s2 contains all signatures in s1. 3892 if (set1.equals(set2)) { 3893 return PackageManager.SIGNATURE_MATCH; 3894 } 3895 return PackageManager.SIGNATURE_NO_MATCH; 3896 } 3897 3898 /** 3899 * If the database version for this type of package (internal storage or 3900 * external storage) is less than the version where package signatures 3901 * were updated, return true. 3902 */ 3903 private boolean isCompatSignatureUpdateNeeded(PackageParser.Package scannedPkg) { 3904 return (isExternal(scannedPkg) && mSettings.isExternalDatabaseVersionOlderThan( 3905 DatabaseVersion.SIGNATURE_END_ENTITY)) 3906 || (!isExternal(scannedPkg) && mSettings.isInternalDatabaseVersionOlderThan( 3907 DatabaseVersion.SIGNATURE_END_ENTITY)); 3908 } 3909 3910 /** 3911 * Used for backward compatibility to make sure any packages with 3912 * certificate chains get upgraded to the new style. {@code existingSigs} 3913 * will be in the old format (since they were stored on disk from before the 3914 * system upgrade) and {@code scannedSigs} will be in the newer format. 3915 */ 3916 private int compareSignaturesCompat(PackageSignatures existingSigs, 3917 PackageParser.Package scannedPkg) { 3918 if (!isCompatSignatureUpdateNeeded(scannedPkg)) { 3919 return PackageManager.SIGNATURE_NO_MATCH; 3920 } 3921 3922 ArraySet<Signature> existingSet = new ArraySet<Signature>(); 3923 for (Signature sig : existingSigs.mSignatures) { 3924 existingSet.add(sig); 3925 } 3926 ArraySet<Signature> scannedCompatSet = new ArraySet<Signature>(); 3927 for (Signature sig : scannedPkg.mSignatures) { 3928 try { 3929 Signature[] chainSignatures = sig.getChainSignatures(); 3930 for (Signature chainSig : chainSignatures) { 3931 scannedCompatSet.add(chainSig); 3932 } 3933 } catch (CertificateEncodingException e) { 3934 scannedCompatSet.add(sig); 3935 } 3936 } 3937 /* 3938 * Make sure the expanded scanned set contains all signatures in the 3939 * existing one. 3940 */ 3941 if (scannedCompatSet.equals(existingSet)) { 3942 // Migrate the old signatures to the new scheme. 3943 existingSigs.assignSignatures(scannedPkg.mSignatures); 3944 // The new KeySets will be re-added later in the scanning process. 3945 synchronized (mPackages) { 3946 mSettings.mKeySetManagerService.removeAppKeySetDataLPw(scannedPkg.packageName); 3947 } 3948 return PackageManager.SIGNATURE_MATCH; 3949 } 3950 return PackageManager.SIGNATURE_NO_MATCH; 3951 } 3952 3953 private boolean isRecoverSignatureUpdateNeeded(PackageParser.Package scannedPkg) { 3954 if (isExternal(scannedPkg)) { 3955 return mSettings.isExternalDatabaseVersionOlderThan( 3956 DatabaseVersion.SIGNATURE_MALFORMED_RECOVER); 3957 } else { 3958 return mSettings.isInternalDatabaseVersionOlderThan( 3959 DatabaseVersion.SIGNATURE_MALFORMED_RECOVER); 3960 } 3961 } 3962 3963 private int compareSignaturesRecover(PackageSignatures existingSigs, 3964 PackageParser.Package scannedPkg) { 3965 if (!isRecoverSignatureUpdateNeeded(scannedPkg)) { 3966 return PackageManager.SIGNATURE_NO_MATCH; 3967 } 3968 3969 String msg = null; 3970 try { 3971 if (Signature.areEffectiveMatch(existingSigs.mSignatures, scannedPkg.mSignatures)) { 3972 logCriticalInfo(Log.INFO, "Recovered effectively matching certificates for " 3973 + scannedPkg.packageName); 3974 return PackageManager.SIGNATURE_MATCH; 3975 } 3976 } catch (CertificateException e) { 3977 msg = e.getMessage(); 3978 } 3979 3980 logCriticalInfo(Log.INFO, 3981 "Failed to recover certificates for " + scannedPkg.packageName + ": " + msg); 3982 return PackageManager.SIGNATURE_NO_MATCH; 3983 } 3984 3985 @Override 3986 public String[] getPackagesForUid(int uid) { 3987 uid = UserHandle.getAppId(uid); 3988 // reader 3989 synchronized (mPackages) { 3990 Object obj = mSettings.getUserIdLPr(uid); 3991 if (obj instanceof SharedUserSetting) { 3992 final SharedUserSetting sus = (SharedUserSetting) obj; 3993 final int N = sus.packages.size(); 3994 final String[] res = new String[N]; 3995 final Iterator<PackageSetting> it = sus.packages.iterator(); 3996 int i = 0; 3997 while (it.hasNext()) { 3998 res[i++] = it.next().name; 3999 } 4000 return res; 4001 } else if (obj instanceof PackageSetting) { 4002 final PackageSetting ps = (PackageSetting) obj; 4003 return new String[] { ps.name }; 4004 } 4005 } 4006 return null; 4007 } 4008 4009 @Override 4010 public String getNameForUid(int uid) { 4011 // reader 4012 synchronized (mPackages) { 4013 Object obj = mSettings.getUserIdLPr(UserHandle.getAppId(uid)); 4014 if (obj instanceof SharedUserSetting) { 4015 final SharedUserSetting sus = (SharedUserSetting) obj; 4016 return sus.name + ":" + sus.userId; 4017 } else if (obj instanceof PackageSetting) { 4018 final PackageSetting ps = (PackageSetting) obj; 4019 return ps.name; 4020 } 4021 } 4022 return null; 4023 } 4024 4025 @Override 4026 public int getUidForSharedUser(String sharedUserName) { 4027 if(sharedUserName == null) { 4028 return -1; 4029 } 4030 // reader 4031 synchronized (mPackages) { 4032 final SharedUserSetting suid = mSettings.getSharedUserLPw(sharedUserName, 0, 0, false); 4033 if (suid == null) { 4034 return -1; 4035 } 4036 return suid.userId; 4037 } 4038 } 4039 4040 @Override 4041 public int getFlagsForUid(int uid) { 4042 synchronized (mPackages) { 4043 Object obj = mSettings.getUserIdLPr(UserHandle.getAppId(uid)); 4044 if (obj instanceof SharedUserSetting) { 4045 final SharedUserSetting sus = (SharedUserSetting) obj; 4046 return sus.pkgFlags; 4047 } else if (obj instanceof PackageSetting) { 4048 final PackageSetting ps = (PackageSetting) obj; 4049 return ps.pkgFlags; 4050 } 4051 } 4052 return 0; 4053 } 4054 4055 @Override 4056 public int getPrivateFlagsForUid(int uid) { 4057 synchronized (mPackages) { 4058 Object obj = mSettings.getUserIdLPr(UserHandle.getAppId(uid)); 4059 if (obj instanceof SharedUserSetting) { 4060 final SharedUserSetting sus = (SharedUserSetting) obj; 4061 return sus.pkgPrivateFlags; 4062 } else if (obj instanceof PackageSetting) { 4063 final PackageSetting ps = (PackageSetting) obj; 4064 return ps.pkgPrivateFlags; 4065 } 4066 } 4067 return 0; 4068 } 4069 4070 @Override 4071 public boolean isUidPrivileged(int uid) { 4072 uid = UserHandle.getAppId(uid); 4073 // reader 4074 synchronized (mPackages) { 4075 Object obj = mSettings.getUserIdLPr(uid); 4076 if (obj instanceof SharedUserSetting) { 4077 final SharedUserSetting sus = (SharedUserSetting) obj; 4078 final Iterator<PackageSetting> it = sus.packages.iterator(); 4079 while (it.hasNext()) { 4080 if (it.next().isPrivileged()) { 4081 return true; 4082 } 4083 } 4084 } else if (obj instanceof PackageSetting) { 4085 final PackageSetting ps = (PackageSetting) obj; 4086 return ps.isPrivileged(); 4087 } 4088 } 4089 return false; 4090 } 4091 4092 @Override 4093 public String[] getAppOpPermissionPackages(String permissionName) { 4094 synchronized (mPackages) { 4095 ArraySet<String> pkgs = mAppOpPermissionPackages.get(permissionName); 4096 if (pkgs == null) { 4097 return null; 4098 } 4099 return pkgs.toArray(new String[pkgs.size()]); 4100 } 4101 } 4102 4103 @Override 4104 public ResolveInfo resolveIntent(Intent intent, String resolvedType, 4105 int flags, int userId) { 4106 if (!sUserManager.exists(userId)) return null; 4107 enforceCrossUserPermission(Binder.getCallingUid(), userId, false, false, "resolve intent"); 4108 List<ResolveInfo> query = queryIntentActivities(intent, resolvedType, flags, userId); 4109 return chooseBestActivity(intent, resolvedType, flags, query, userId); 4110 } 4111 4112 @Override 4113 public void setLastChosenActivity(Intent intent, String resolvedType, int flags, 4114 IntentFilter filter, int match, ComponentName activity) { 4115 final int userId = UserHandle.getCallingUserId(); 4116 if (DEBUG_PREFERRED) { 4117 Log.v(TAG, "setLastChosenActivity intent=" + intent 4118 + " resolvedType=" + resolvedType 4119 + " flags=" + flags 4120 + " filter=" + filter 4121 + " match=" + match 4122 + " activity=" + activity); 4123 filter.dump(new PrintStreamPrinter(System.out), " "); 4124 } 4125 intent.setComponent(null); 4126 List<ResolveInfo> query = queryIntentActivities(intent, resolvedType, flags, userId); 4127 // Find any earlier preferred or last chosen entries and nuke them 4128 findPreferredActivity(intent, resolvedType, 4129 flags, query, 0, false, true, false, userId); 4130 // Add the new activity as the last chosen for this filter 4131 addPreferredActivityInternal(filter, match, null, activity, false, userId, 4132 "Setting last chosen"); 4133 } 4134 4135 @Override 4136 public ResolveInfo getLastChosenActivity(Intent intent, String resolvedType, int flags) { 4137 final int userId = UserHandle.getCallingUserId(); 4138 if (DEBUG_PREFERRED) Log.v(TAG, "Querying last chosen activity for " + intent); 4139 List<ResolveInfo> query = queryIntentActivities(intent, resolvedType, flags, userId); 4140 return findPreferredActivity(intent, resolvedType, flags, query, 0, 4141 false, false, false, userId); 4142 } 4143 4144 private ResolveInfo chooseBestActivity(Intent intent, String resolvedType, 4145 int flags, List<ResolveInfo> query, int userId) { 4146 if (query != null) { 4147 final int N = query.size(); 4148 if (N == 1) { 4149 return query.get(0); 4150 } else if (N > 1) { 4151 final boolean debug = ((intent.getFlags() & Intent.FLAG_DEBUG_LOG_RESOLUTION) != 0); 4152 // If there is more than one activity with the same priority, 4153 // then let the user decide between them. 4154 ResolveInfo r0 = query.get(0); 4155 ResolveInfo r1 = query.get(1); 4156 if (DEBUG_INTENT_MATCHING || debug) { 4157 Slog.v(TAG, r0.activityInfo.name + "=" + r0.priority + " vs " 4158 + r1.activityInfo.name + "=" + r1.priority); 4159 } 4160 // If the first activity has a higher priority, or a different 4161 // default, then it is always desireable to pick it. 4162 if (r0.priority != r1.priority 4163 || r0.preferredOrder != r1.preferredOrder 4164 || r0.isDefault != r1.isDefault) { 4165 return query.get(0); 4166 } 4167 // If we have saved a preference for a preferred activity for 4168 // this Intent, use that. 4169 ResolveInfo ri = findPreferredActivity(intent, resolvedType, 4170 flags, query, r0.priority, true, false, debug, userId); 4171 if (ri != null) { 4172 return ri; 4173 } 4174 if (userId != 0) { 4175 ri = new ResolveInfo(mResolveInfo); 4176 ri.activityInfo = new ActivityInfo(ri.activityInfo); 4177 ri.activityInfo.applicationInfo = new ApplicationInfo( 4178 ri.activityInfo.applicationInfo); 4179 ri.activityInfo.applicationInfo.uid = UserHandle.getUid(userId, 4180 UserHandle.getAppId(ri.activityInfo.applicationInfo.uid)); 4181 return ri; 4182 } 4183 return mResolveInfo; 4184 } 4185 } 4186 return null; 4187 } 4188 4189 private ResolveInfo findPersistentPreferredActivityLP(Intent intent, String resolvedType, 4190 int flags, List<ResolveInfo> query, boolean debug, int userId) { 4191 final int N = query.size(); 4192 PersistentPreferredIntentResolver ppir = mSettings.mPersistentPreferredActivities 4193 .get(userId); 4194 // Get the list of persistent preferred activities that handle the intent 4195 if (DEBUG_PREFERRED || debug) Slog.v(TAG, "Looking for presistent preferred activities..."); 4196 List<PersistentPreferredActivity> pprefs = ppir != null 4197 ? ppir.queryIntent(intent, resolvedType, 4198 (flags & PackageManager.MATCH_DEFAULT_ONLY) != 0, userId) 4199 : null; 4200 if (pprefs != null && pprefs.size() > 0) { 4201 final int M = pprefs.size(); 4202 for (int i=0; i<M; i++) { 4203 final PersistentPreferredActivity ppa = pprefs.get(i); 4204 if (DEBUG_PREFERRED || debug) { 4205 Slog.v(TAG, "Checking PersistentPreferredActivity ds=" 4206 + (ppa.countDataSchemes() > 0 ? ppa.getDataScheme(0) : "<none>") 4207 + "\n component=" + ppa.mComponent); 4208 ppa.dump(new LogPrinter(Log.VERBOSE, TAG, Log.LOG_ID_SYSTEM), " "); 4209 } 4210 final ActivityInfo ai = getActivityInfo(ppa.mComponent, 4211 flags | PackageManager.GET_DISABLED_COMPONENTS, userId); 4212 if (DEBUG_PREFERRED || debug) { 4213 Slog.v(TAG, "Found persistent preferred activity:"); 4214 if (ai != null) { 4215 ai.dump(new LogPrinter(Log.VERBOSE, TAG, Log.LOG_ID_SYSTEM), " "); 4216 } else { 4217 Slog.v(TAG, " null"); 4218 } 4219 } 4220 if (ai == null) { 4221 // This previously registered persistent preferred activity 4222 // component is no longer known. Ignore it and do NOT remove it. 4223 continue; 4224 } 4225 for (int j=0; j<N; j++) { 4226 final ResolveInfo ri = query.get(j); 4227 if (!ri.activityInfo.applicationInfo.packageName 4228 .equals(ai.applicationInfo.packageName)) { 4229 continue; 4230 } 4231 if (!ri.activityInfo.name.equals(ai.name)) { 4232 continue; 4233 } 4234 // Found a persistent preference that can handle the intent. 4235 if (DEBUG_PREFERRED || debug) { 4236 Slog.v(TAG, "Returning persistent preferred activity: " + 4237 ri.activityInfo.packageName + "/" + ri.activityInfo.name); 4238 } 4239 return ri; 4240 } 4241 } 4242 } 4243 return null; 4244 } 4245 4246 ResolveInfo findPreferredActivity(Intent intent, String resolvedType, int flags, 4247 List<ResolveInfo> query, int priority, boolean always, 4248 boolean removeMatches, boolean debug, int userId) { 4249 if (!sUserManager.exists(userId)) return null; 4250 // writer 4251 synchronized (mPackages) { 4252 if (intent.getSelector() != null) { 4253 intent = intent.getSelector(); 4254 } 4255 if (DEBUG_PREFERRED) intent.addFlags(Intent.FLAG_DEBUG_LOG_RESOLUTION); 4256 4257 // Try to find a matching persistent preferred activity. 4258 ResolveInfo pri = findPersistentPreferredActivityLP(intent, resolvedType, flags, query, 4259 debug, userId); 4260 4261 // If a persistent preferred activity matched, use it. 4262 if (pri != null) { 4263 return pri; 4264 } 4265 4266 PreferredIntentResolver pir = mSettings.mPreferredActivities.get(userId); 4267 // Get the list of preferred activities that handle the intent 4268 if (DEBUG_PREFERRED || debug) Slog.v(TAG, "Looking for preferred activities..."); 4269 List<PreferredActivity> prefs = pir != null 4270 ? pir.queryIntent(intent, resolvedType, 4271 (flags & PackageManager.MATCH_DEFAULT_ONLY) != 0, userId) 4272 : null; 4273 if (prefs != null && prefs.size() > 0) { 4274 boolean changed = false; 4275 try { 4276 // First figure out how good the original match set is. 4277 // We will only allow preferred activities that came 4278 // from the same match quality. 4279 int match = 0; 4280 4281 if (DEBUG_PREFERRED || debug) Slog.v(TAG, "Figuring out best match..."); 4282 4283 final int N = query.size(); 4284 for (int j=0; j<N; j++) { 4285 final ResolveInfo ri = query.get(j); 4286 if (DEBUG_PREFERRED || debug) Slog.v(TAG, "Match for " + ri.activityInfo 4287 + ": 0x" + Integer.toHexString(match)); 4288 if (ri.match > match) { 4289 match = ri.match; 4290 } 4291 } 4292 4293 if (DEBUG_PREFERRED || debug) Slog.v(TAG, "Best match: 0x" 4294 + Integer.toHexString(match)); 4295 4296 match &= IntentFilter.MATCH_CATEGORY_MASK; 4297 final int M = prefs.size(); 4298 for (int i=0; i<M; i++) { 4299 final PreferredActivity pa = prefs.get(i); 4300 if (DEBUG_PREFERRED || debug) { 4301 Slog.v(TAG, "Checking PreferredActivity ds=" 4302 + (pa.countDataSchemes() > 0 ? pa.getDataScheme(0) : "<none>") 4303 + "\n component=" + pa.mPref.mComponent); 4304 pa.dump(new LogPrinter(Log.VERBOSE, TAG, Log.LOG_ID_SYSTEM), " "); 4305 } 4306 if (pa.mPref.mMatch != match) { 4307 if (DEBUG_PREFERRED || debug) Slog.v(TAG, "Skipping bad match " 4308 + Integer.toHexString(pa.mPref.mMatch)); 4309 continue; 4310 } 4311 // If it's not an "always" type preferred activity and that's what we're 4312 // looking for, skip it. 4313 if (always && !pa.mPref.mAlways) { 4314 if (DEBUG_PREFERRED || debug) Slog.v(TAG, "Skipping mAlways=false entry"); 4315 continue; 4316 } 4317 final ActivityInfo ai = getActivityInfo(pa.mPref.mComponent, 4318 flags | PackageManager.GET_DISABLED_COMPONENTS, userId); 4319 if (DEBUG_PREFERRED || debug) { 4320 Slog.v(TAG, "Found preferred activity:"); 4321 if (ai != null) { 4322 ai.dump(new LogPrinter(Log.VERBOSE, TAG, Log.LOG_ID_SYSTEM), " "); 4323 } else { 4324 Slog.v(TAG, " null"); 4325 } 4326 } 4327 if (ai == null) { 4328 // This previously registered preferred activity 4329 // component is no longer known. Most likely an update 4330 // to the app was installed and in the new version this 4331 // component no longer exists. Clean it up by removing 4332 // it from the preferred activities list, and skip it. 4333 Slog.w(TAG, "Removing dangling preferred activity: " 4334 + pa.mPref.mComponent); 4335 pir.removeFilter(pa); 4336 changed = true; 4337 continue; 4338 } 4339 for (int j=0; j<N; j++) { 4340 final ResolveInfo ri = query.get(j); 4341 if (!ri.activityInfo.applicationInfo.packageName 4342 .equals(ai.applicationInfo.packageName)) { 4343 continue; 4344 } 4345 if (!ri.activityInfo.name.equals(ai.name)) { 4346 continue; 4347 } 4348 4349 if (removeMatches) { 4350 pir.removeFilter(pa); 4351 changed = true; 4352 if (DEBUG_PREFERRED) { 4353 Slog.v(TAG, "Removing match " + pa.mPref.mComponent); 4354 } 4355 break; 4356 } 4357 4358 // Okay we found a previously set preferred or last chosen app. 4359 // If the result set is different from when this 4360 // was created, we need to clear it and re-ask the 4361 // user their preference, if we're looking for an "always" type entry. 4362 if (always && !pa.mPref.sameSet(query)) { 4363 Slog.i(TAG, "Result set changed, dropping preferred activity for " 4364 + intent + " type " + resolvedType); 4365 if (DEBUG_PREFERRED) { 4366 Slog.v(TAG, "Removing preferred activity since set changed " 4367 + pa.mPref.mComponent); 4368 } 4369 pir.removeFilter(pa); 4370 // Re-add the filter as a "last chosen" entry (!always) 4371 PreferredActivity lastChosen = new PreferredActivity( 4372 pa, pa.mPref.mMatch, null, pa.mPref.mComponent, false); 4373 pir.addFilter(lastChosen); 4374 changed = true; 4375 return null; 4376 } 4377 4378 // Yay! Either the set matched or we're looking for the last chosen 4379 if (DEBUG_PREFERRED || debug) Slog.v(TAG, "Returning preferred activity: " 4380 + ri.activityInfo.packageName + "/" + ri.activityInfo.name); 4381 return ri; 4382 } 4383 } 4384 } finally { 4385 if (changed) { 4386 if (DEBUG_PREFERRED) { 4387 Slog.v(TAG, "Preferred activity bookkeeping changed; writing restrictions"); 4388 } 4389 scheduleWritePackageRestrictionsLocked(userId); 4390 } 4391 } 4392 } 4393 } 4394 if (DEBUG_PREFERRED || debug) Slog.v(TAG, "No preferred activity to return"); 4395 return null; 4396 } 4397 4398 /* 4399 * Returns if intent can be forwarded from the sourceUserId to the targetUserId 4400 */ 4401 @Override 4402 public boolean canForwardTo(Intent intent, String resolvedType, int sourceUserId, 4403 int targetUserId) { 4404 mContext.enforceCallingOrSelfPermission( 4405 android.Manifest.permission.INTERACT_ACROSS_USERS_FULL, null); 4406 List<CrossProfileIntentFilter> matches = 4407 getMatchingCrossProfileIntentFilters(intent, resolvedType, sourceUserId); 4408 if (matches != null) { 4409 int size = matches.size(); 4410 for (int i = 0; i < size; i++) { 4411 if (matches.get(i).getTargetUserId() == targetUserId) return true; 4412 } 4413 } 4414 if (hasWebURI(intent)) { 4415 // cross-profile app linking works only towards the parent. 4416 final UserInfo parent = getProfileParent(sourceUserId); 4417 synchronized(mPackages) { 4418 CrossProfileDomainInfo xpDomainInfo = getCrossProfileDomainPreferredLpr( 4419 intent, resolvedType, 0, sourceUserId, parent.id); 4420 return xpDomainInfo != null; 4421 } 4422 } 4423 return false; 4424 } 4425 4426 private UserInfo getProfileParent(int userId) { 4427 final long identity = Binder.clearCallingIdentity(); 4428 try { 4429 return sUserManager.getProfileParent(userId); 4430 } finally { 4431 Binder.restoreCallingIdentity(identity); 4432 } 4433 } 4434 4435 private List<CrossProfileIntentFilter> getMatchingCrossProfileIntentFilters(Intent intent, 4436 String resolvedType, int userId) { 4437 CrossProfileIntentResolver resolver = mSettings.mCrossProfileIntentResolvers.get(userId); 4438 if (resolver != null) { 4439 return resolver.queryIntent(intent, resolvedType, false, userId); 4440 } 4441 return null; 4442 } 4443 4444 @Override 4445 public List<ResolveInfo> queryIntentActivities(Intent intent, 4446 String resolvedType, int flags, int userId) { 4447 if (!sUserManager.exists(userId)) return Collections.emptyList(); 4448 enforceCrossUserPermission(Binder.getCallingUid(), userId, false, false, "query intent activities"); 4449 ComponentName comp = intent.getComponent(); 4450 if (comp == null) { 4451 if (intent.getSelector() != null) { 4452 intent = intent.getSelector(); 4453 comp = intent.getComponent(); 4454 } 4455 } 4456 4457 if (comp != null) { 4458 final List<ResolveInfo> list = new ArrayList<ResolveInfo>(1); 4459 final ActivityInfo ai = getActivityInfo(comp, flags, userId); 4460 if (ai != null) { 4461 final ResolveInfo ri = new ResolveInfo(); 4462 ri.activityInfo = ai; 4463 list.add(ri); 4464 } 4465 return list; 4466 } 4467 4468 // reader 4469 synchronized (mPackages) { 4470 final String pkgName = intent.getPackage(); 4471 if (pkgName == null) { 4472 List<CrossProfileIntentFilter> matchingFilters = 4473 getMatchingCrossProfileIntentFilters(intent, resolvedType, userId); 4474 // Check for results that need to skip the current profile. 4475 ResolveInfo xpResolveInfo = querySkipCurrentProfileIntents(matchingFilters, intent, 4476 resolvedType, flags, userId); 4477 if (xpResolveInfo != null && isUserEnabled(xpResolveInfo.targetUserId)) { 4478 List<ResolveInfo> result = new ArrayList<ResolveInfo>(1); 4479 result.add(xpResolveInfo); 4480 return filterIfNotPrimaryUser(result, userId); 4481 } 4482 4483 // Check for results in the current profile. 4484 List<ResolveInfo> result = mActivities.queryIntent( 4485 intent, resolvedType, flags, userId); 4486 4487 // Check for cross profile results. 4488 xpResolveInfo = queryCrossProfileIntents( 4489 matchingFilters, intent, resolvedType, flags, userId); 4490 if (xpResolveInfo != null && isUserEnabled(xpResolveInfo.targetUserId)) { 4491 result.add(xpResolveInfo); 4492 Collections.sort(result, mResolvePrioritySorter); 4493 } 4494 result = filterIfNotPrimaryUser(result, userId); 4495 if (hasWebURI(intent)) { 4496 CrossProfileDomainInfo xpDomainInfo = null; 4497 final UserInfo parent = getProfileParent(userId); 4498 if (parent != null) { 4499 xpDomainInfo = getCrossProfileDomainPreferredLpr(intent, resolvedType, 4500 flags, userId, parent.id); 4501 } 4502 if (xpDomainInfo != null) { 4503 if (xpResolveInfo != null) { 4504 // If we didn't remove it, the cross-profile ResolveInfo would be twice 4505 // in the result. 4506 result.remove(xpResolveInfo); 4507 } 4508 if (result.size() == 0) { 4509 result.add(xpDomainInfo.resolveInfo); 4510 return result; 4511 } 4512 } else if (result.size() <= 1) { 4513 return result; 4514 } 4515 result = filterCandidatesWithDomainPreferredActivitiesLPr(intent, flags, result, 4516 xpDomainInfo, userId); 4517 Collections.sort(result, mResolvePrioritySorter); 4518 } 4519 return result; 4520 } 4521 final PackageParser.Package pkg = mPackages.get(pkgName); 4522 if (pkg != null) { 4523 return filterIfNotPrimaryUser( 4524 mActivities.queryIntentForPackage( 4525 intent, resolvedType, flags, pkg.activities, userId), 4526 userId); 4527 } 4528 return new ArrayList<ResolveInfo>(); 4529 } 4530 } 4531 4532 private static class CrossProfileDomainInfo { 4533 /* ResolveInfo for IntentForwarderActivity to send the intent to the other profile */ 4534 ResolveInfo resolveInfo; 4535 /* Best domain verification status of the activities found in the other profile */ 4536 int bestDomainVerificationStatus; 4537 } 4538 4539 private CrossProfileDomainInfo getCrossProfileDomainPreferredLpr(Intent intent, 4540 String resolvedType, int flags, int sourceUserId, int parentUserId) { 4541 if (!sUserManager.hasUserRestriction(UserManager.ALLOW_PARENT_PROFILE_APP_LINKING, 4542 sourceUserId)) { 4543 return null; 4544 } 4545 List<ResolveInfo> resultTargetUser = mActivities.queryIntent(intent, 4546 resolvedType, flags, parentUserId); 4547 4548 if (resultTargetUser == null || resultTargetUser.isEmpty()) { 4549 return null; 4550 } 4551 CrossProfileDomainInfo result = null; 4552 int size = resultTargetUser.size(); 4553 for (int i = 0; i < size; i++) { 4554 ResolveInfo riTargetUser = resultTargetUser.get(i); 4555 // Intent filter verification is only for filters that specify a host. So don't return 4556 // those that handle all web uris. 4557 if (riTargetUser.handleAllWebDataURI) { 4558 continue; 4559 } 4560 String packageName = riTargetUser.activityInfo.packageName; 4561 PackageSetting ps = mSettings.mPackages.get(packageName); 4562 if (ps == null) { 4563 continue; 4564 } 4565 long verificationState = getDomainVerificationStatusLPr(ps, parentUserId); 4566 int status = (int)(verificationState >> 32); 4567 if (result == null) { 4568 result = new CrossProfileDomainInfo(); 4569 result.resolveInfo = 4570 createForwardingResolveInfo(null, sourceUserId, parentUserId); 4571 result.bestDomainVerificationStatus = status; 4572 } else { 4573 result.bestDomainVerificationStatus = bestDomainVerificationStatus(status, 4574 result.bestDomainVerificationStatus); 4575 } 4576 } 4577 // Don't consider matches with status NEVER across profiles. 4578 if (result != null && result.bestDomainVerificationStatus 4579 == INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_NEVER) { 4580 return null; 4581 } 4582 return result; 4583 } 4584 4585 /** 4586 * Verification statuses are ordered from the worse to the best, except for 4587 * INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_NEVER, which is the worse. 4588 */ 4589 private int bestDomainVerificationStatus(int status1, int status2) { 4590 if (status1 == INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_NEVER) { 4591 return status2; 4592 } 4593 if (status2 == INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_NEVER) { 4594 return status1; 4595 } 4596 return (int) MathUtils.max(status1, status2); 4597 } 4598 4599 private boolean isUserEnabled(int userId) { 4600 long callingId = Binder.clearCallingIdentity(); 4601 try { 4602 UserInfo userInfo = sUserManager.getUserInfo(userId); 4603 return userInfo != null && userInfo.isEnabled(); 4604 } finally { 4605 Binder.restoreCallingIdentity(callingId); 4606 } 4607 } 4608 4609 /** 4610 * Filter out activities with primaryUserOnly flag set, when current user is not the owner. 4611 * 4612 * @return filtered list 4613 */ 4614 private List<ResolveInfo> filterIfNotPrimaryUser(List<ResolveInfo> resolveInfos, int userId) { 4615 if (userId == UserHandle.USER_OWNER) { 4616 return resolveInfos; 4617 } 4618 for (int i = resolveInfos.size() - 1; i >= 0; i--) { 4619 ResolveInfo info = resolveInfos.get(i); 4620 if ((info.activityInfo.flags & ActivityInfo.FLAG_PRIMARY_USER_ONLY) != 0) { 4621 resolveInfos.remove(i); 4622 } 4623 } 4624 return resolveInfos; 4625 } 4626 4627 private static boolean hasWebURI(Intent intent) { 4628 if (intent.getData() == null) { 4629 return false; 4630 } 4631 final String scheme = intent.getScheme(); 4632 if (TextUtils.isEmpty(scheme)) { 4633 return false; 4634 } 4635 return scheme.equals(IntentFilter.SCHEME_HTTP) || scheme.equals(IntentFilter.SCHEME_HTTPS); 4636 } 4637 4638 private List<ResolveInfo> filterCandidatesWithDomainPreferredActivitiesLPr(Intent intent, 4639 int matchFlags, List<ResolveInfo> candidates, CrossProfileDomainInfo xpDomainInfo, 4640 int userId) { 4641 final boolean debug = (intent.getFlags() & Intent.FLAG_DEBUG_LOG_RESOLUTION) != 0; 4642 4643 if (DEBUG_PREFERRED || DEBUG_DOMAIN_VERIFICATION) { 4644 Slog.v(TAG, "Filtering results with preferred activities. Candidates count: " + 4645 candidates.size()); 4646 } 4647 4648 ArrayList<ResolveInfo> result = new ArrayList<ResolveInfo>(); 4649 ArrayList<ResolveInfo> alwaysList = new ArrayList<ResolveInfo>(); 4650 ArrayList<ResolveInfo> undefinedList = new ArrayList<ResolveInfo>(); 4651 ArrayList<ResolveInfo> neverList = new ArrayList<ResolveInfo>(); 4652 ArrayList<ResolveInfo> matchAllList = new ArrayList<ResolveInfo>(); 4653 4654 synchronized (mPackages) { 4655 final int count = candidates.size(); 4656 // First, try to use linked apps. Partition the candidates into four lists: 4657 // one for the final results, one for the "do not use ever", one for "undefined status" 4658 // and finally one for "browser app type". 4659 for (int n=0; n<count; n++) { 4660 ResolveInfo info = candidates.get(n); 4661 String packageName = info.activityInfo.packageName; 4662 PackageSetting ps = mSettings.mPackages.get(packageName); 4663 if (ps != null) { 4664 // Add to the special match all list (Browser use case) 4665 if (info.handleAllWebDataURI) { 4666 matchAllList.add(info); 4667 continue; 4668 } 4669 // Try to get the status from User settings first 4670 long packedStatus = getDomainVerificationStatusLPr(ps, userId); 4671 int status = (int)(packedStatus >> 32); 4672 int linkGeneration = (int)(packedStatus & 0xFFFFFFFF); 4673 if (status == INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_ALWAYS) { 4674 if (DEBUG_DOMAIN_VERIFICATION) { 4675 Slog.i(TAG, " + always: " + info.activityInfo.packageName 4676 + " : linkgen=" + linkGeneration); 4677 } 4678 // Use link-enabled generation as preferredOrder, i.e. 4679 // prefer newly-enabled over earlier-enabled. 4680 info.preferredOrder = linkGeneration; 4681 alwaysList.add(info); 4682 } else if (status == INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_NEVER) { 4683 if (DEBUG_DOMAIN_VERIFICATION) { 4684 Slog.i(TAG, " + never: " + info.activityInfo.packageName); 4685 } 4686 neverList.add(info); 4687 } else if (status == INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_UNDEFINED || 4688 status == INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_ASK) { 4689 if (DEBUG_DOMAIN_VERIFICATION) { 4690 Slog.i(TAG, " + ask: " + info.activityInfo.packageName); 4691 } 4692 undefinedList.add(info); 4693 } 4694 } 4695 } 4696 // First try to add the "always" resolution(s) for the current user, if any 4697 if (alwaysList.size() > 0) { 4698 result.addAll(alwaysList); 4699 // if there is an "always" for the parent user, add it. 4700 } else if (xpDomainInfo != null && xpDomainInfo.bestDomainVerificationStatus 4701 == INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_ALWAYS) { 4702 result.add(xpDomainInfo.resolveInfo); 4703 } else { 4704 // Add all undefined Apps as we want them to appear in the Disambiguation dialog. 4705 result.addAll(undefinedList); 4706 if (xpDomainInfo != null && ( 4707 xpDomainInfo.bestDomainVerificationStatus 4708 == INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_UNDEFINED 4709 || xpDomainInfo.bestDomainVerificationStatus 4710 == INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_ASK)) { 4711 result.add(xpDomainInfo.resolveInfo); 4712 } 4713 // Also add Browsers (all of them or only the default one) 4714 if ((matchFlags & MATCH_ALL) != 0) { 4715 result.addAll(matchAllList); 4716 } else { 4717 // Browser/generic handling case. If there's a default browser, go straight 4718 // to that (but only if there is no other higher-priority match). 4719 final String defaultBrowserPackageName = getDefaultBrowserPackageName(userId); 4720 int maxMatchPrio = 0; 4721 ResolveInfo defaultBrowserMatch = null; 4722 final int numCandidates = matchAllList.size(); 4723 for (int n = 0; n < numCandidates; n++) { 4724 ResolveInfo info = matchAllList.get(n); 4725 // track the highest overall match priority... 4726 if (info.priority > maxMatchPrio) { 4727 maxMatchPrio = info.priority; 4728 } 4729 // ...and the highest-priority default browser match 4730 if (info.activityInfo.packageName.equals(defaultBrowserPackageName)) { 4731 if (defaultBrowserMatch == null 4732 || (defaultBrowserMatch.priority < info.priority)) { 4733 if (debug) { 4734 Slog.v(TAG, "Considering default browser match " + info); 4735 } 4736 defaultBrowserMatch = info; 4737 } 4738 } 4739 } 4740 if (defaultBrowserMatch != null 4741 && defaultBrowserMatch.priority >= maxMatchPrio 4742 && !TextUtils.isEmpty(defaultBrowserPackageName)) 4743 { 4744 if (debug) { 4745 Slog.v(TAG, "Default browser match " + defaultBrowserMatch); 4746 } 4747 result.add(defaultBrowserMatch); 4748 } else { 4749 result.addAll(matchAllList); 4750 } 4751 } 4752 4753 // If there is nothing selected, add all candidates and remove the ones that the user 4754 // has explicitly put into the INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_NEVER state 4755 if (result.size() == 0) { 4756 result.addAll(candidates); 4757 result.removeAll(neverList); 4758 } 4759 } 4760 } 4761 if (DEBUG_PREFERRED || DEBUG_DOMAIN_VERIFICATION) { 4762 Slog.v(TAG, "Filtered results with preferred activities. New candidates count: " + 4763 result.size()); 4764 for (ResolveInfo info : result) { 4765 Slog.v(TAG, " + " + info.activityInfo); 4766 } 4767 } 4768 return result; 4769 } 4770 4771 // Returns a packed value as a long: 4772 // 4773 // high 'int'-sized word: link status: undefined/ask/never/always. 4774 // low 'int'-sized word: relative priority among 'always' results. 4775 private long getDomainVerificationStatusLPr(PackageSetting ps, int userId) { 4776 long result = ps.getDomainVerificationStatusForUser(userId); 4777 // if none available, get the master status 4778 if (result >> 32 == INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_UNDEFINED) { 4779 if (ps.getIntentFilterVerificationInfo() != null) { 4780 result = ((long)ps.getIntentFilterVerificationInfo().getStatus()) << 32; 4781 } 4782 } 4783 return result; 4784 } 4785 4786 private ResolveInfo querySkipCurrentProfileIntents( 4787 List<CrossProfileIntentFilter> matchingFilters, Intent intent, String resolvedType, 4788 int flags, int sourceUserId) { 4789 if (matchingFilters != null) { 4790 int size = matchingFilters.size(); 4791 for (int i = 0; i < size; i ++) { 4792 CrossProfileIntentFilter filter = matchingFilters.get(i); 4793 if ((filter.getFlags() & PackageManager.SKIP_CURRENT_PROFILE) != 0) { 4794 // Checking if there are activities in the target user that can handle the 4795 // intent. 4796 ResolveInfo resolveInfo = checkTargetCanHandle(filter, intent, resolvedType, 4797 flags, sourceUserId); 4798 if (resolveInfo != null) { 4799 return resolveInfo; 4800 } 4801 } 4802 } 4803 } 4804 return null; 4805 } 4806 4807 // Return matching ResolveInfo if any for skip current profile intent filters. 4808 private ResolveInfo queryCrossProfileIntents( 4809 List<CrossProfileIntentFilter> matchingFilters, Intent intent, String resolvedType, 4810 int flags, int sourceUserId) { 4811 if (matchingFilters != null) { 4812 // Two {@link CrossProfileIntentFilter}s can have the same targetUserId and 4813 // match the same intent. For performance reasons, it is better not to 4814 // run queryIntent twice for the same userId 4815 SparseBooleanArray alreadyTriedUserIds = new SparseBooleanArray(); 4816 int size = matchingFilters.size(); 4817 for (int i = 0; i < size; i++) { 4818 CrossProfileIntentFilter filter = matchingFilters.get(i); 4819 int targetUserId = filter.getTargetUserId(); 4820 if ((filter.getFlags() & PackageManager.SKIP_CURRENT_PROFILE) == 0 4821 && !alreadyTriedUserIds.get(targetUserId)) { 4822 // Checking if there are activities in the target user that can handle the 4823 // intent. 4824 ResolveInfo resolveInfo = checkTargetCanHandle(filter, intent, resolvedType, 4825 flags, sourceUserId); 4826 if (resolveInfo != null) return resolveInfo; 4827 alreadyTriedUserIds.put(targetUserId, true); 4828 } 4829 } 4830 } 4831 return null; 4832 } 4833 4834 private ResolveInfo checkTargetCanHandle(CrossProfileIntentFilter filter, Intent intent, 4835 String resolvedType, int flags, int sourceUserId) { 4836 List<ResolveInfo> resultTargetUser = mActivities.queryIntent(intent, 4837 resolvedType, flags, filter.getTargetUserId()); 4838 if (resultTargetUser != null && !resultTargetUser.isEmpty()) { 4839 return createForwardingResolveInfo(filter, sourceUserId, filter.getTargetUserId()); 4840 } 4841 return null; 4842 } 4843 4844 private ResolveInfo createForwardingResolveInfo(IntentFilter filter, 4845 int sourceUserId, int targetUserId) { 4846 ResolveInfo forwardingResolveInfo = new ResolveInfo(); 4847 String className; 4848 if (targetUserId == UserHandle.USER_OWNER) { 4849 className = FORWARD_INTENT_TO_USER_OWNER; 4850 } else { 4851 className = FORWARD_INTENT_TO_MANAGED_PROFILE; 4852 } 4853 ComponentName forwardingActivityComponentName = new ComponentName( 4854 mAndroidApplication.packageName, className); 4855 ActivityInfo forwardingActivityInfo = getActivityInfo(forwardingActivityComponentName, 0, 4856 sourceUserId); 4857 if (targetUserId == UserHandle.USER_OWNER) { 4858 forwardingActivityInfo.showUserIcon = UserHandle.USER_OWNER; 4859 forwardingResolveInfo.noResourceId = true; 4860 } 4861 forwardingResolveInfo.activityInfo = forwardingActivityInfo; 4862 forwardingResolveInfo.priority = 0; 4863 forwardingResolveInfo.preferredOrder = 0; 4864 forwardingResolveInfo.match = 0; 4865 forwardingResolveInfo.isDefault = true; 4866 forwardingResolveInfo.filter = filter; 4867 forwardingResolveInfo.targetUserId = targetUserId; 4868 return forwardingResolveInfo; 4869 } 4870 4871 @Override 4872 public List<ResolveInfo> queryIntentActivityOptions(ComponentName caller, 4873 Intent[] specifics, String[] specificTypes, Intent intent, 4874 String resolvedType, int flags, int userId) { 4875 if (!sUserManager.exists(userId)) return Collections.emptyList(); 4876 enforceCrossUserPermission(Binder.getCallingUid(), userId, false, 4877 false, "query intent activity options"); 4878 final String resultsAction = intent.getAction(); 4879 4880 List<ResolveInfo> results = queryIntentActivities(intent, resolvedType, flags 4881 | PackageManager.GET_RESOLVED_FILTER, userId); 4882 4883 if (DEBUG_INTENT_MATCHING) { 4884 Log.v(TAG, "Query " + intent + ": " + results); 4885 } 4886 4887 int specificsPos = 0; 4888 int N; 4889 4890 // todo: note that the algorithm used here is O(N^2). This 4891 // isn't a problem in our current environment, but if we start running 4892 // into situations where we have more than 5 or 10 matches then this 4893 // should probably be changed to something smarter... 4894 4895 // First we go through and resolve each of the specific items 4896 // that were supplied, taking care of removing any corresponding 4897 // duplicate items in the generic resolve list. 4898 if (specifics != null) { 4899 for (int i=0; i<specifics.length; i++) { 4900 final Intent sintent = specifics[i]; 4901 if (sintent == null) { 4902 continue; 4903 } 4904 4905 if (DEBUG_INTENT_MATCHING) { 4906 Log.v(TAG, "Specific #" + i + ": " + sintent); 4907 } 4908 4909 String action = sintent.getAction(); 4910 if (resultsAction != null && resultsAction.equals(action)) { 4911 // If this action was explicitly requested, then don't 4912 // remove things that have it. 4913 action = null; 4914 } 4915 4916 ResolveInfo ri = null; 4917 ActivityInfo ai = null; 4918 4919 ComponentName comp = sintent.getComponent(); 4920 if (comp == null) { 4921 ri = resolveIntent( 4922 sintent, 4923 specificTypes != null ? specificTypes[i] : null, 4924 flags, userId); 4925 if (ri == null) { 4926 continue; 4927 } 4928 if (ri == mResolveInfo) { 4929 // ACK! Must do something better with this. 4930 } 4931 ai = ri.activityInfo; 4932 comp = new ComponentName(ai.applicationInfo.packageName, 4933 ai.name); 4934 } else { 4935 ai = getActivityInfo(comp, flags, userId); 4936 if (ai == null) { 4937 continue; 4938 } 4939 } 4940 4941 // Look for any generic query activities that are duplicates 4942 // of this specific one, and remove them from the results. 4943 if (DEBUG_INTENT_MATCHING) Log.v(TAG, "Specific #" + i + ": " + ai); 4944 N = results.size(); 4945 int j; 4946 for (j=specificsPos; j<N; j++) { 4947 ResolveInfo sri = results.get(j); 4948 if ((sri.activityInfo.name.equals(comp.getClassName()) 4949 && sri.activityInfo.applicationInfo.packageName.equals( 4950 comp.getPackageName())) 4951 || (action != null && sri.filter.matchAction(action))) { 4952 results.remove(j); 4953 if (DEBUG_INTENT_MATCHING) Log.v( 4954 TAG, "Removing duplicate item from " + j 4955 + " due to specific " + specificsPos); 4956 if (ri == null) { 4957 ri = sri; 4958 } 4959 j--; 4960 N--; 4961 } 4962 } 4963 4964 // Add this specific item to its proper place. 4965 if (ri == null) { 4966 ri = new ResolveInfo(); 4967 ri.activityInfo = ai; 4968 } 4969 results.add(specificsPos, ri); 4970 ri.specificIndex = i; 4971 specificsPos++; 4972 } 4973 } 4974 4975 // Now we go through the remaining generic results and remove any 4976 // duplicate actions that are found here. 4977 N = results.size(); 4978 for (int i=specificsPos; i<N-1; i++) { 4979 final ResolveInfo rii = results.get(i); 4980 if (rii.filter == null) { 4981 continue; 4982 } 4983 4984 // Iterate over all of the actions of this result's intent 4985 // filter... typically this should be just one. 4986 final Iterator<String> it = rii.filter.actionsIterator(); 4987 if (it == null) { 4988 continue; 4989 } 4990 while (it.hasNext()) { 4991 final String action = it.next(); 4992 if (resultsAction != null && resultsAction.equals(action)) { 4993 // If this action was explicitly requested, then don't 4994 // remove things that have it. 4995 continue; 4996 } 4997 for (int j=i+1; j<N; j++) { 4998 final ResolveInfo rij = results.get(j); 4999 if (rij.filter != null && rij.filter.hasAction(action)) { 5000 results.remove(j); 5001 if (DEBUG_INTENT_MATCHING) Log.v( 5002 TAG, "Removing duplicate item from " + j 5003 + " due to action " + action + " at " + i); 5004 j--; 5005 N--; 5006 } 5007 } 5008 } 5009 5010 // If the caller didn't request filter information, drop it now 5011 // so we don't have to marshall/unmarshall it. 5012 if ((flags&PackageManager.GET_RESOLVED_FILTER) == 0) { 5013 rii.filter = null; 5014 } 5015 } 5016 5017 // Filter out the caller activity if so requested. 5018 if (caller != null) { 5019 N = results.size(); 5020 for (int i=0; i<N; i++) { 5021 ActivityInfo ainfo = results.get(i).activityInfo; 5022 if (caller.getPackageName().equals(ainfo.applicationInfo.packageName) 5023 && caller.getClassName().equals(ainfo.name)) { 5024 results.remove(i); 5025 break; 5026 } 5027 } 5028 } 5029 5030 // If the caller didn't request filter information, 5031 // drop them now so we don't have to 5032 // marshall/unmarshall it. 5033 if ((flags&PackageManager.GET_RESOLVED_FILTER) == 0) { 5034 N = results.size(); 5035 for (int i=0; i<N; i++) { 5036 results.get(i).filter = null; 5037 } 5038 } 5039 5040 if (DEBUG_INTENT_MATCHING) Log.v(TAG, "Result: " + results); 5041 return results; 5042 } 5043 5044 @Override 5045 public List<ResolveInfo> queryIntentReceivers(Intent intent, String resolvedType, int flags, 5046 int userId) { 5047 if (!sUserManager.exists(userId)) return Collections.emptyList(); 5048 ComponentName comp = intent.getComponent(); 5049 if (comp == null) { 5050 if (intent.getSelector() != null) { 5051 intent = intent.getSelector(); 5052 comp = intent.getComponent(); 5053 } 5054 } 5055 if (comp != null) { 5056 List<ResolveInfo> list = new ArrayList<ResolveInfo>(1); 5057 ActivityInfo ai = getReceiverInfo(comp, flags, userId); 5058 if (ai != null) { 5059 ResolveInfo ri = new ResolveInfo(); 5060 ri.activityInfo = ai; 5061 list.add(ri); 5062 } 5063 return list; 5064 } 5065 5066 // reader 5067 synchronized (mPackages) { 5068 String pkgName = intent.getPackage(); 5069 if (pkgName == null) { 5070 return mReceivers.queryIntent(intent, resolvedType, flags, userId); 5071 } 5072 final PackageParser.Package pkg = mPackages.get(pkgName); 5073 if (pkg != null) { 5074 return mReceivers.queryIntentForPackage(intent, resolvedType, flags, pkg.receivers, 5075 userId); 5076 } 5077 return null; 5078 } 5079 } 5080 5081 @Override 5082 public ResolveInfo resolveService(Intent intent, String resolvedType, int flags, int userId) { 5083 List<ResolveInfo> query = queryIntentServices(intent, resolvedType, flags, userId); 5084 if (!sUserManager.exists(userId)) return null; 5085 if (query != null) { 5086 if (query.size() >= 1) { 5087 // If there is more than one service with the same priority, 5088 // just arbitrarily pick the first one. 5089 return query.get(0); 5090 } 5091 } 5092 return null; 5093 } 5094 5095 @Override 5096 public List<ResolveInfo> queryIntentServices(Intent intent, String resolvedType, int flags, 5097 int userId) { 5098 if (!sUserManager.exists(userId)) return Collections.emptyList(); 5099 ComponentName comp = intent.getComponent(); 5100 if (comp == null) { 5101 if (intent.getSelector() != null) { 5102 intent = intent.getSelector(); 5103 comp = intent.getComponent(); 5104 } 5105 } 5106 if (comp != null) { 5107 final List<ResolveInfo> list = new ArrayList<ResolveInfo>(1); 5108 final ServiceInfo si = getServiceInfo(comp, flags, userId); 5109 if (si != null) { 5110 final ResolveInfo ri = new ResolveInfo(); 5111 ri.serviceInfo = si; 5112 list.add(ri); 5113 } 5114 return list; 5115 } 5116 5117 // reader 5118 synchronized (mPackages) { 5119 String pkgName = intent.getPackage(); 5120 if (pkgName == null) { 5121 return mServices.queryIntent(intent, resolvedType, flags, userId); 5122 } 5123 final PackageParser.Package pkg = mPackages.get(pkgName); 5124 if (pkg != null) { 5125 return mServices.queryIntentForPackage(intent, resolvedType, flags, pkg.services, 5126 userId); 5127 } 5128 return null; 5129 } 5130 } 5131 5132 @Override 5133 public List<ResolveInfo> queryIntentContentProviders( 5134 Intent intent, String resolvedType, int flags, int userId) { 5135 if (!sUserManager.exists(userId)) return Collections.emptyList(); 5136 ComponentName comp = intent.getComponent(); 5137 if (comp == null) { 5138 if (intent.getSelector() != null) { 5139 intent = intent.getSelector(); 5140 comp = intent.getComponent(); 5141 } 5142 } 5143 if (comp != null) { 5144 final List<ResolveInfo> list = new ArrayList<ResolveInfo>(1); 5145 final ProviderInfo pi = getProviderInfo(comp, flags, userId); 5146 if (pi != null) { 5147 final ResolveInfo ri = new ResolveInfo(); 5148 ri.providerInfo = pi; 5149 list.add(ri); 5150 } 5151 return list; 5152 } 5153 5154 // reader 5155 synchronized (mPackages) { 5156 String pkgName = intent.getPackage(); 5157 if (pkgName == null) { 5158 return mProviders.queryIntent(intent, resolvedType, flags, userId); 5159 } 5160 final PackageParser.Package pkg = mPackages.get(pkgName); 5161 if (pkg != null) { 5162 return mProviders.queryIntentForPackage( 5163 intent, resolvedType, flags, pkg.providers, userId); 5164 } 5165 return null; 5166 } 5167 } 5168 5169 @Override 5170 public ParceledListSlice<PackageInfo> getInstalledPackages(int flags, int userId) { 5171 final boolean listUninstalled = (flags & PackageManager.GET_UNINSTALLED_PACKAGES) != 0; 5172 5173 enforceCrossUserPermission(Binder.getCallingUid(), userId, true, false, "get installed packages"); 5174 5175 // writer 5176 synchronized (mPackages) { 5177 ArrayList<PackageInfo> list; 5178 if (listUninstalled) { 5179 list = new ArrayList<PackageInfo>(mSettings.mPackages.size()); 5180 for (PackageSetting ps : mSettings.mPackages.values()) { 5181 PackageInfo pi; 5182 if (ps.pkg != null) { 5183 pi = generatePackageInfo(ps.pkg, flags, userId); 5184 } else { 5185 pi = generatePackageInfoFromSettingsLPw(ps.name, flags, userId); 5186 } 5187 if (pi != null) { 5188 list.add(pi); 5189 } 5190 } 5191 } else { 5192 list = new ArrayList<PackageInfo>(mPackages.size()); 5193 for (PackageParser.Package p : mPackages.values()) { 5194 PackageInfo pi = generatePackageInfo(p, flags, userId); 5195 if (pi != null) { 5196 list.add(pi); 5197 } 5198 } 5199 } 5200 5201 return new ParceledListSlice<PackageInfo>(list); 5202 } 5203 } 5204 5205 private void addPackageHoldingPermissions(ArrayList<PackageInfo> list, PackageSetting ps, 5206 String[] permissions, boolean[] tmp, int flags, int userId) { 5207 int numMatch = 0; 5208 final PermissionsState permissionsState = ps.getPermissionsState(); 5209 for (int i=0; i<permissions.length; i++) { 5210 final String permission = permissions[i]; 5211 if (permissionsState.hasPermission(permission, userId)) { 5212 tmp[i] = true; 5213 numMatch++; 5214 } else { 5215 tmp[i] = false; 5216 } 5217 } 5218 if (numMatch == 0) { 5219 return; 5220 } 5221 PackageInfo pi; 5222 if (ps.pkg != null) { 5223 pi = generatePackageInfo(ps.pkg, flags, userId); 5224 } else { 5225 pi = generatePackageInfoFromSettingsLPw(ps.name, flags, userId); 5226 } 5227 // The above might return null in cases of uninstalled apps or install-state 5228 // skew across users/profiles. 5229 if (pi != null) { 5230 if ((flags&PackageManager.GET_PERMISSIONS) == 0) { 5231 if (numMatch == permissions.length) { 5232 pi.requestedPermissions = permissions; 5233 } else { 5234 pi.requestedPermissions = new String[numMatch]; 5235 numMatch = 0; 5236 for (int i=0; i<permissions.length; i++) { 5237 if (tmp[i]) { 5238 pi.requestedPermissions[numMatch] = permissions[i]; 5239 numMatch++; 5240 } 5241 } 5242 } 5243 } 5244 list.add(pi); 5245 } 5246 } 5247 5248 @Override 5249 public ParceledListSlice<PackageInfo> getPackagesHoldingPermissions( 5250 String[] permissions, int flags, int userId) { 5251 if (!sUserManager.exists(userId)) return null; 5252 final boolean listUninstalled = (flags & PackageManager.GET_UNINSTALLED_PACKAGES) != 0; 5253 5254 // writer 5255 synchronized (mPackages) { 5256 ArrayList<PackageInfo> list = new ArrayList<PackageInfo>(); 5257 boolean[] tmpBools = new boolean[permissions.length]; 5258 if (listUninstalled) { 5259 for (PackageSetting ps : mSettings.mPackages.values()) { 5260 addPackageHoldingPermissions(list, ps, permissions, tmpBools, flags, userId); 5261 } 5262 } else { 5263 for (PackageParser.Package pkg : mPackages.values()) { 5264 PackageSetting ps = (PackageSetting)pkg.mExtras; 5265 if (ps != null) { 5266 addPackageHoldingPermissions(list, ps, permissions, tmpBools, flags, 5267 userId); 5268 } 5269 } 5270 } 5271 5272 return new ParceledListSlice<PackageInfo>(list); 5273 } 5274 } 5275 5276 @Override 5277 public ParceledListSlice<ApplicationInfo> getInstalledApplications(int flags, int userId) { 5278 if (!sUserManager.exists(userId)) return null; 5279 final boolean listUninstalled = (flags & PackageManager.GET_UNINSTALLED_PACKAGES) != 0; 5280 5281 // writer 5282 synchronized (mPackages) { 5283 ArrayList<ApplicationInfo> list; 5284 if (listUninstalled) { 5285 list = new ArrayList<ApplicationInfo>(mSettings.mPackages.size()); 5286 for (PackageSetting ps : mSettings.mPackages.values()) { 5287 ApplicationInfo ai; 5288 if (ps.pkg != null) { 5289 ai = PackageParser.generateApplicationInfo(ps.pkg, flags, 5290 ps.readUserState(userId), userId); 5291 } else { 5292 ai = generateApplicationInfoFromSettingsLPw(ps.name, flags, userId); 5293 } 5294 if (ai != null) { 5295 list.add(ai); 5296 } 5297 } 5298 } else { 5299 list = new ArrayList<ApplicationInfo>(mPackages.size()); 5300 for (PackageParser.Package p : mPackages.values()) { 5301 if (p.mExtras != null) { 5302 ApplicationInfo ai = PackageParser.generateApplicationInfo(p, flags, 5303 ((PackageSetting)p.mExtras).readUserState(userId), userId); 5304 if (ai != null) { 5305 list.add(ai); 5306 } 5307 } 5308 } 5309 } 5310 5311 return new ParceledListSlice<ApplicationInfo>(list); 5312 } 5313 } 5314 5315 public List<ApplicationInfo> getPersistentApplications(int flags) { 5316 final ArrayList<ApplicationInfo> finalList = new ArrayList<ApplicationInfo>(); 5317 5318 // reader 5319 synchronized (mPackages) { 5320 final Iterator<PackageParser.Package> i = mPackages.values().iterator(); 5321 final int userId = UserHandle.getCallingUserId(); 5322 while (i.hasNext()) { 5323 final PackageParser.Package p = i.next(); 5324 if (p.applicationInfo != null 5325 && (p.applicationInfo.flags&ApplicationInfo.FLAG_PERSISTENT) != 0 5326 && (!mSafeMode || isSystemApp(p))) { 5327 PackageSetting ps = mSettings.mPackages.get(p.packageName); 5328 if (ps != null) { 5329 ApplicationInfo ai = PackageParser.generateApplicationInfo(p, flags, 5330 ps.readUserState(userId), userId); 5331 if (ai != null) { 5332 finalList.add(ai); 5333 } 5334 } 5335 } 5336 } 5337 } 5338 5339 return finalList; 5340 } 5341 5342 @Override 5343 public ProviderInfo resolveContentProvider(String name, int flags, int userId) { 5344 if (!sUserManager.exists(userId)) return null; 5345 // reader 5346 synchronized (mPackages) { 5347 final PackageParser.Provider provider = mProvidersByAuthority.get(name); 5348 PackageSetting ps = provider != null 5349 ? mSettings.mPackages.get(provider.owner.packageName) 5350 : null; 5351 return ps != null 5352 && mSettings.isEnabledLPr(provider.info, flags, userId) 5353 && (!mSafeMode || (provider.info.applicationInfo.flags 5354 &ApplicationInfo.FLAG_SYSTEM) != 0) 5355 ? PackageParser.generateProviderInfo(provider, flags, 5356 ps.readUserState(userId), userId) 5357 : null; 5358 } 5359 } 5360 5361 /** 5362 * @deprecated 5363 */ 5364 @Deprecated 5365 public void querySyncProviders(List<String> outNames, List<ProviderInfo> outInfo) { 5366 // reader 5367 synchronized (mPackages) { 5368 final Iterator<Map.Entry<String, PackageParser.Provider>> i = mProvidersByAuthority 5369 .entrySet().iterator(); 5370 final int userId = UserHandle.getCallingUserId(); 5371 while (i.hasNext()) { 5372 Map.Entry<String, PackageParser.Provider> entry = i.next(); 5373 PackageParser.Provider p = entry.getValue(); 5374 PackageSetting ps = mSettings.mPackages.get(p.owner.packageName); 5375 5376 if (ps != null && p.syncable 5377 && (!mSafeMode || (p.info.applicationInfo.flags 5378 &ApplicationInfo.FLAG_SYSTEM) != 0)) { 5379 ProviderInfo info = PackageParser.generateProviderInfo(p, 0, 5380 ps.readUserState(userId), userId); 5381 if (info != null) { 5382 outNames.add(entry.getKey()); 5383 outInfo.add(info); 5384 } 5385 } 5386 } 5387 } 5388 } 5389 5390 @Override 5391 public List<ProviderInfo> queryContentProviders(String processName, 5392 int uid, int flags) { 5393 ArrayList<ProviderInfo> finalList = null; 5394 // reader 5395 synchronized (mPackages) { 5396 final Iterator<PackageParser.Provider> i = mProviders.mProviders.values().iterator(); 5397 final int userId = processName != null ? 5398 UserHandle.getUserId(uid) : UserHandle.getCallingUserId(); 5399 while (i.hasNext()) { 5400 final PackageParser.Provider p = i.next(); 5401 PackageSetting ps = mSettings.mPackages.get(p.owner.packageName); 5402 if (ps != null && p.info.authority != null 5403 && (processName == null 5404 || (p.info.processName.equals(processName) 5405 && UserHandle.isSameApp(p.info.applicationInfo.uid, uid))) 5406 && mSettings.isEnabledLPr(p.info, flags, userId) 5407 && (!mSafeMode 5408 || (p.info.applicationInfo.flags & ApplicationInfo.FLAG_SYSTEM) != 0)) { 5409 if (finalList == null) { 5410 finalList = new ArrayList<ProviderInfo>(3); 5411 } 5412 ProviderInfo info = PackageParser.generateProviderInfo(p, flags, 5413 ps.readUserState(userId), userId); 5414 if (info != null) { 5415 finalList.add(info); 5416 } 5417 } 5418 } 5419 } 5420 5421 if (finalList != null) { 5422 Collections.sort(finalList, mProviderInitOrderSorter); 5423 } 5424 5425 return finalList; 5426 } 5427 5428 @Override 5429 public InstrumentationInfo getInstrumentationInfo(ComponentName name, 5430 int flags) { 5431 // reader 5432 synchronized (mPackages) { 5433 final PackageParser.Instrumentation i = mInstrumentation.get(name); 5434 return PackageParser.generateInstrumentationInfo(i, flags); 5435 } 5436 } 5437 5438 @Override 5439 public List<InstrumentationInfo> queryInstrumentation(String targetPackage, 5440 int flags) { 5441 ArrayList<InstrumentationInfo> finalList = 5442 new ArrayList<InstrumentationInfo>(); 5443 5444 // reader 5445 synchronized (mPackages) { 5446 final Iterator<PackageParser.Instrumentation> i = mInstrumentation.values().iterator(); 5447 while (i.hasNext()) { 5448 final PackageParser.Instrumentation p = i.next(); 5449 if (targetPackage == null 5450 || targetPackage.equals(p.info.targetPackage)) { 5451 InstrumentationInfo ii = PackageParser.generateInstrumentationInfo(p, 5452 flags); 5453 if (ii != null) { 5454 finalList.add(ii); 5455 } 5456 } 5457 } 5458 } 5459 5460 return finalList; 5461 } 5462 5463 private void createIdmapsForPackageLI(PackageParser.Package pkg) { 5464 ArrayMap<String, PackageParser.Package> overlays = mOverlays.get(pkg.packageName); 5465 if (overlays == null) { 5466 Slog.w(TAG, "Unable to create idmap for " + pkg.packageName + ": no overlay packages"); 5467 return; 5468 } 5469 for (PackageParser.Package opkg : overlays.values()) { 5470 // Not much to do if idmap fails: we already logged the error 5471 // and we certainly don't want to abort installation of pkg simply 5472 // because an overlay didn't fit properly. For these reasons, 5473 // ignore the return value of createIdmapForPackagePairLI. 5474 createIdmapForPackagePairLI(pkg, opkg); 5475 } 5476 } 5477 5478 private boolean createIdmapForPackagePairLI(PackageParser.Package pkg, 5479 PackageParser.Package opkg) { 5480 if (!opkg.mTrustedOverlay) { 5481 Slog.w(TAG, "Skipping target and overlay pair " + pkg.baseCodePath + " and " + 5482 opkg.baseCodePath + ": overlay not trusted"); 5483 return false; 5484 } 5485 ArrayMap<String, PackageParser.Package> overlaySet = mOverlays.get(pkg.packageName); 5486 if (overlaySet == null) { 5487 Slog.e(TAG, "was about to create idmap for " + pkg.baseCodePath + " and " + 5488 opkg.baseCodePath + " but target package has no known overlays"); 5489 return false; 5490 } 5491 final int sharedGid = UserHandle.getSharedAppGid(pkg.applicationInfo.uid); 5492 // TODO: generate idmap for split APKs 5493 if (mInstaller.idmap(pkg.baseCodePath, opkg.baseCodePath, sharedGid) != 0) { 5494 Slog.e(TAG, "Failed to generate idmap for " + pkg.baseCodePath + " and " 5495 + opkg.baseCodePath); 5496 return false; 5497 } 5498 PackageParser.Package[] overlayArray = 5499 overlaySet.values().toArray(new PackageParser.Package[0]); 5500 Comparator<PackageParser.Package> cmp = new Comparator<PackageParser.Package>() { 5501 public int compare(PackageParser.Package p1, PackageParser.Package p2) { 5502 return p1.mOverlayPriority - p2.mOverlayPriority; 5503 } 5504 }; 5505 Arrays.sort(overlayArray, cmp); 5506 5507 pkg.applicationInfo.resourceDirs = new String[overlayArray.length]; 5508 int i = 0; 5509 for (PackageParser.Package p : overlayArray) { 5510 pkg.applicationInfo.resourceDirs[i++] = p.baseCodePath; 5511 } 5512 return true; 5513 } 5514 5515 private void scanDirLI(File dir, int parseFlags, int scanFlags, long currentTime) { 5516 final File[] files = dir.listFiles(); 5517 if (ArrayUtils.isEmpty(files)) { 5518 Log.d(TAG, "No files in app dir " + dir); 5519 return; 5520 } 5521 5522 if (DEBUG_PACKAGE_SCANNING) { 5523 Log.d(TAG, "Scanning app dir " + dir + " scanFlags=" + scanFlags 5524 + " flags=0x" + Integer.toHexString(parseFlags)); 5525 } 5526 5527 for (File file : files) { 5528 final boolean isPackage = (isApkFile(file) || file.isDirectory()) 5529 && !PackageInstallerService.isStageName(file.getName()); 5530 if (!isPackage) { 5531 // Ignore entries which are not packages 5532 continue; 5533 } 5534 try { 5535 scanPackageLI(file, parseFlags | PackageParser.PARSE_MUST_BE_APK, 5536 scanFlags, currentTime, null); 5537 } catch (PackageManagerException e) { 5538 Slog.w(TAG, "Failed to parse " + file + ": " + e.getMessage()); 5539 5540 // Delete invalid userdata apps 5541 if ((parseFlags & PackageParser.PARSE_IS_SYSTEM) == 0 && 5542 e.error == PackageManager.INSTALL_FAILED_INVALID_APK) { 5543 logCriticalInfo(Log.WARN, "Deleting invalid package at " + file); 5544 if (file.isDirectory()) { 5545 mInstaller.rmPackageDir(file.getAbsolutePath()); 5546 } else { 5547 file.delete(); 5548 } 5549 } 5550 } 5551 } 5552 } 5553 5554 private static File getSettingsProblemFile() { 5555 File dataDir = Environment.getDataDirectory(); 5556 File systemDir = new File(dataDir, "system"); 5557 File fname = new File(systemDir, "uiderrors.txt"); 5558 return fname; 5559 } 5560 5561 static void reportSettingsProblem(int priority, String msg) { 5562 logCriticalInfo(priority, msg); 5563 } 5564 5565 static void logCriticalInfo(int priority, String msg) { 5566 Slog.println(priority, TAG, msg); 5567 EventLogTags.writePmCriticalInfo(msg); 5568 try { 5569 File fname = getSettingsProblemFile(); 5570 FileOutputStream out = new FileOutputStream(fname, true); 5571 PrintWriter pw = new FastPrintWriter(out); 5572 SimpleDateFormat formatter = new SimpleDateFormat(); 5573 String dateString = formatter.format(new Date(System.currentTimeMillis())); 5574 pw.println(dateString + ": " + msg); 5575 pw.close(); 5576 FileUtils.setPermissions( 5577 fname.toString(), 5578 FileUtils.S_IRWXU|FileUtils.S_IRWXG|FileUtils.S_IROTH, 5579 -1, -1); 5580 } catch (java.io.IOException e) { 5581 } 5582 } 5583 5584 private void collectCertificatesLI(PackageParser pp, PackageSetting ps, 5585 PackageParser.Package pkg, File srcFile, int parseFlags) 5586 throws PackageManagerException { 5587 if (ps != null 5588 && ps.codePath.equals(srcFile) 5589 && ps.timeStamp == srcFile.lastModified() 5590 && !isCompatSignatureUpdateNeeded(pkg) 5591 && !isRecoverSignatureUpdateNeeded(pkg)) { 5592 long mSigningKeySetId = ps.keySetData.getProperSigningKeySet(); 5593 KeySetManagerService ksms = mSettings.mKeySetManagerService; 5594 ArraySet<PublicKey> signingKs; 5595 synchronized (mPackages) { 5596 signingKs = ksms.getPublicKeysFromKeySetLPr(mSigningKeySetId); 5597 } 5598 if (ps.signatures.mSignatures != null 5599 && ps.signatures.mSignatures.length != 0 5600 && signingKs != null) { 5601 // Optimization: reuse the existing cached certificates 5602 // if the package appears to be unchanged. 5603 pkg.mSignatures = ps.signatures.mSignatures; 5604 pkg.mSigningKeys = signingKs; 5605 return; 5606 } 5607 5608 Slog.w(TAG, "PackageSetting for " + ps.name 5609 + " is missing signatures. Collecting certs again to recover them."); 5610 } else { 5611 Log.i(TAG, srcFile.toString() + " changed; collecting certs"); 5612 } 5613 5614 try { 5615 pp.collectCertificates(pkg, parseFlags); 5616 pp.collectManifestDigest(pkg); 5617 } catch (PackageParserException e) { 5618 throw PackageManagerException.from(e); 5619 } 5620 } 5621 5622 /* 5623 * Scan a package and return the newly parsed package. 5624 * Returns null in case of errors and the error code is stored in mLastScanError 5625 */ 5626 private PackageParser.Package scanPackageLI(File scanFile, int parseFlags, int scanFlags, 5627 long currentTime, UserHandle user) throws PackageManagerException { 5628 if (DEBUG_INSTALL) Slog.d(TAG, "Parsing: " + scanFile); 5629 parseFlags |= mDefParseFlags; 5630 PackageParser pp = new PackageParser(); 5631 pp.setSeparateProcesses(mSeparateProcesses); 5632 pp.setOnlyCoreApps(mOnlyCore); 5633 pp.setDisplayMetrics(mMetrics); 5634 5635 if ((scanFlags & SCAN_TRUSTED_OVERLAY) != 0) { 5636 parseFlags |= PackageParser.PARSE_TRUSTED_OVERLAY; 5637 } 5638 5639 final PackageParser.Package pkg; 5640 try { 5641 pkg = pp.parsePackage(scanFile, parseFlags); 5642 } catch (PackageParserException e) { 5643 throw PackageManagerException.from(e); 5644 } 5645 5646 PackageSetting ps = null; 5647 PackageSetting updatedPkg; 5648 // reader 5649 synchronized (mPackages) { 5650 // Look to see if we already know about this package. 5651 String oldName = mSettings.mRenamedPackages.get(pkg.packageName); 5652 if (pkg.mOriginalPackages != null && pkg.mOriginalPackages.contains(oldName)) { 5653 // This package has been renamed to its original name. Let's 5654 // use that. 5655 ps = mSettings.peekPackageLPr(oldName); 5656 } 5657 // If there was no original package, see one for the real package name. 5658 if (ps == null) { 5659 ps = mSettings.peekPackageLPr(pkg.packageName); 5660 } 5661 // Check to see if this package could be hiding/updating a system 5662 // package. Must look for it either under the original or real 5663 // package name depending on our state. 5664 updatedPkg = mSettings.getDisabledSystemPkgLPr(ps != null ? ps.name : pkg.packageName); 5665 if (DEBUG_INSTALL && updatedPkg != null) Slog.d(TAG, "updatedPkg = " + updatedPkg); 5666 } 5667 boolean updatedPkgBetter = false; 5668 // First check if this is a system package that may involve an update 5669 if (updatedPkg != null && (parseFlags&PackageParser.PARSE_IS_SYSTEM) != 0) { 5670 // If new package is not located in "/system/priv-app" (e.g. due to an OTA), 5671 // it needs to drop FLAG_PRIVILEGED. 5672 if (locationIsPrivileged(scanFile)) { 5673 updatedPkg.pkgPrivateFlags |= ApplicationInfo.PRIVATE_FLAG_PRIVILEGED; 5674 } else { 5675 updatedPkg.pkgPrivateFlags &= ~ApplicationInfo.PRIVATE_FLAG_PRIVILEGED; 5676 } 5677 5678 if (ps != null && !ps.codePath.equals(scanFile)) { 5679 // The path has changed from what was last scanned... check the 5680 // version of the new path against what we have stored to determine 5681 // what to do. 5682 if (DEBUG_INSTALL) Slog.d(TAG, "Path changing from " + ps.codePath); 5683 if (pkg.mVersionCode <= ps.versionCode) { 5684 // The system package has been updated and the code path does not match 5685 // Ignore entry. Skip it. 5686 if (DEBUG_INSTALL) Slog.i(TAG, "Package " + ps.name + " at " + scanFile 5687 + " ignored: updated version " + ps.versionCode 5688 + " better than this " + pkg.mVersionCode); 5689 if (!updatedPkg.codePath.equals(scanFile)) { 5690 Slog.w(PackageManagerService.TAG, "Code path for hidden system pkg : " 5691 + ps.name + " changing from " + updatedPkg.codePathString 5692 + " to " + scanFile); 5693 updatedPkg.codePath = scanFile; 5694 updatedPkg.codePathString = scanFile.toString(); 5695 updatedPkg.resourcePath = scanFile; 5696 updatedPkg.resourcePathString = scanFile.toString(); 5697 } 5698 updatedPkg.pkg = pkg; 5699 throw new PackageManagerException(INSTALL_FAILED_DUPLICATE_PACKAGE, 5700 "Package " + ps.name + " at " + scanFile 5701 + " ignored: updated version " + ps.versionCode 5702 + " better than this " + pkg.mVersionCode); 5703 } else { 5704 // The current app on the system partition is better than 5705 // what we have updated to on the data partition; switch 5706 // back to the system partition version. 5707 // At this point, its safely assumed that package installation for 5708 // apps in system partition will go through. If not there won't be a working 5709 // version of the app 5710 // writer 5711 synchronized (mPackages) { 5712 // Just remove the loaded entries from package lists. 5713 mPackages.remove(ps.name); 5714 } 5715 5716 logCriticalInfo(Log.WARN, "Package " + ps.name + " at " + scanFile 5717 + " reverting from " + ps.codePathString 5718 + ": new version " + pkg.mVersionCode 5719 + " better than installed " + ps.versionCode); 5720 5721 InstallArgs args = createInstallArgsForExisting(packageFlagsToInstallFlags(ps), 5722 ps.codePathString, ps.resourcePathString, getAppDexInstructionSets(ps)); 5723 synchronized (mInstallLock) { 5724 args.cleanUpResourcesLI(); 5725 } 5726 synchronized (mPackages) { 5727 mSettings.enableSystemPackageLPw(ps.name); 5728 } 5729 updatedPkgBetter = true; 5730 } 5731 } 5732 } 5733 5734 if (updatedPkg != null) { 5735 // An updated system app will not have the PARSE_IS_SYSTEM flag set 5736 // initially 5737 parseFlags |= PackageParser.PARSE_IS_SYSTEM; 5738 5739 // An updated privileged app will not have the PARSE_IS_PRIVILEGED 5740 // flag set initially 5741 if ((updatedPkg.pkgPrivateFlags & ApplicationInfo.PRIVATE_FLAG_PRIVILEGED) != 0) { 5742 parseFlags |= PackageParser.PARSE_IS_PRIVILEGED; 5743 } 5744 } 5745 5746 // Verify certificates against what was last scanned 5747 collectCertificatesLI(pp, ps, pkg, scanFile, parseFlags); 5748 5749 /* 5750 * A new system app appeared, but we already had a non-system one of the 5751 * same name installed earlier. 5752 */ 5753 boolean shouldHideSystemApp = false; 5754 if (updatedPkg == null && ps != null 5755 && (parseFlags & PackageParser.PARSE_IS_SYSTEM_DIR) != 0 && !isSystemApp(ps)) { 5756 /* 5757 * Check to make sure the signatures match first. If they don't, 5758 * wipe the installed application and its data. 5759 */ 5760 if (compareSignatures(ps.signatures.mSignatures, pkg.mSignatures) 5761 != PackageManager.SIGNATURE_MATCH) { 5762 logCriticalInfo(Log.WARN, "Package " + ps.name + " appeared on system, but" 5763 + " signatures don't match existing userdata copy; removing"); 5764 deletePackageLI(pkg.packageName, null, true, null, null, 0, null, false); 5765 ps = null; 5766 } else { 5767 /* 5768 * If the newly-added system app is an older version than the 5769 * already installed version, hide it. It will be scanned later 5770 * and re-added like an update. 5771 */ 5772 if (pkg.mVersionCode <= ps.versionCode) { 5773 shouldHideSystemApp = true; 5774 logCriticalInfo(Log.INFO, "Package " + ps.name + " appeared at " + scanFile 5775 + " but new version " + pkg.mVersionCode + " better than installed " 5776 + ps.versionCode + "; hiding system"); 5777 } else { 5778 /* 5779 * The newly found system app is a newer version that the 5780 * one previously installed. Simply remove the 5781 * already-installed application and replace it with our own 5782 * while keeping the application data. 5783 */ 5784 logCriticalInfo(Log.WARN, "Package " + ps.name + " at " + scanFile 5785 + " reverting from " + ps.codePathString + ": new version " 5786 + pkg.mVersionCode + " better than installed " + ps.versionCode); 5787 InstallArgs args = createInstallArgsForExisting(packageFlagsToInstallFlags(ps), 5788 ps.codePathString, ps.resourcePathString, getAppDexInstructionSets(ps)); 5789 synchronized (mInstallLock) { 5790 args.cleanUpResourcesLI(); 5791 } 5792 } 5793 } 5794 } 5795 5796 // The apk is forward locked (not public) if its code and resources 5797 // are kept in different files. (except for app in either system or 5798 // vendor path). 5799 // TODO grab this value from PackageSettings 5800 if ((parseFlags & PackageParser.PARSE_IS_SYSTEM_DIR) == 0) { 5801 if (ps != null && !ps.codePath.equals(ps.resourcePath)) { 5802 parseFlags |= PackageParser.PARSE_FORWARD_LOCK; 5803 } 5804 } 5805 5806 // TODO: extend to support forward-locked splits 5807 String resourcePath = null; 5808 String baseResourcePath = null; 5809 if ((parseFlags & PackageParser.PARSE_FORWARD_LOCK) != 0 && !updatedPkgBetter) { 5810 if (ps != null && ps.resourcePathString != null) { 5811 resourcePath = ps.resourcePathString; 5812 baseResourcePath = ps.resourcePathString; 5813 } else { 5814 // Should not happen at all. Just log an error. 5815 Slog.e(TAG, "Resource path not set for pkg : " + pkg.packageName); 5816 } 5817 } else { 5818 resourcePath = pkg.codePath; 5819 baseResourcePath = pkg.baseCodePath; 5820 } 5821 5822 // Set application objects path explicitly. 5823 pkg.applicationInfo.volumeUuid = pkg.volumeUuid; 5824 pkg.applicationInfo.setCodePath(pkg.codePath); 5825 pkg.applicationInfo.setBaseCodePath(pkg.baseCodePath); 5826 pkg.applicationInfo.setSplitCodePaths(pkg.splitCodePaths); 5827 pkg.applicationInfo.setResourcePath(resourcePath); 5828 pkg.applicationInfo.setBaseResourcePath(baseResourcePath); 5829 pkg.applicationInfo.setSplitResourcePaths(pkg.splitCodePaths); 5830 5831 // Note that we invoke the following method only if we are about to unpack an application 5832 PackageParser.Package scannedPkg = scanPackageLI(pkg, parseFlags, scanFlags 5833 | SCAN_UPDATE_SIGNATURE, currentTime, user); 5834 5835 /* 5836 * If the system app should be overridden by a previously installed 5837 * data, hide the system app now and let the /data/app scan pick it up 5838 * again. 5839 */ 5840 if (shouldHideSystemApp) { 5841 synchronized (mPackages) { 5842 /* 5843 * We have to grant systems permissions before we hide, because 5844 * grantPermissions will assume the package update is trying to 5845 * expand its permissions. 5846 */ 5847 grantPermissionsLPw(pkg, true, pkg.packageName); 5848 mSettings.disableSystemPackageLPw(pkg.packageName); 5849 } 5850 } 5851 5852 return scannedPkg; 5853 } 5854 5855 private static String fixProcessName(String defProcessName, 5856 String processName, int uid) { 5857 if (processName == null) { 5858 return defProcessName; 5859 } 5860 return processName; 5861 } 5862 5863 private void verifySignaturesLP(PackageSetting pkgSetting, PackageParser.Package pkg) 5864 throws PackageManagerException { 5865 if (pkgSetting.signatures.mSignatures != null) { 5866 // Already existing package. Make sure signatures match 5867 boolean match = compareSignatures(pkgSetting.signatures.mSignatures, pkg.mSignatures) 5868 == PackageManager.SIGNATURE_MATCH; 5869 if (!match) { 5870 match = compareSignaturesCompat(pkgSetting.signatures, pkg) 5871 == PackageManager.SIGNATURE_MATCH; 5872 } 5873 if (!match) { 5874 match = compareSignaturesRecover(pkgSetting.signatures, pkg) 5875 == PackageManager.SIGNATURE_MATCH; 5876 } 5877 if (!match) { 5878 throw new PackageManagerException(INSTALL_FAILED_UPDATE_INCOMPATIBLE, "Package " 5879 + pkg.packageName + " signatures do not match the " 5880 + "previously installed version; ignoring!"); 5881 } 5882 } 5883 5884 // Check for shared user signatures 5885 if (pkgSetting.sharedUser != null && pkgSetting.sharedUser.signatures.mSignatures != null) { 5886 // Already existing package. Make sure signatures match 5887 boolean match = compareSignatures(pkgSetting.sharedUser.signatures.mSignatures, 5888 pkg.mSignatures) == PackageManager.SIGNATURE_MATCH; 5889 if (!match) { 5890 match = compareSignaturesCompat(pkgSetting.sharedUser.signatures, pkg) 5891 == PackageManager.SIGNATURE_MATCH; 5892 } 5893 if (!match) { 5894 match = compareSignaturesRecover(pkgSetting.sharedUser.signatures, pkg) 5895 == PackageManager.SIGNATURE_MATCH; 5896 } 5897 if (!match) { 5898 throw new PackageManagerException(INSTALL_FAILED_SHARED_USER_INCOMPATIBLE, 5899 "Package " + pkg.packageName 5900 + " has no signatures that match those in shared user " 5901 + pkgSetting.sharedUser.name + "; ignoring!"); 5902 } 5903 } 5904 } 5905 5906 /** 5907 * Enforces that only the system UID or root's UID can call a method exposed 5908 * via Binder. 5909 * 5910 * @param message used as message if SecurityException is thrown 5911 * @throws SecurityException if the caller is not system or root 5912 */ 5913 private static final void enforceSystemOrRoot(String message) { 5914 final int uid = Binder.getCallingUid(); 5915 if (uid != Process.SYSTEM_UID && uid != 0) { 5916 throw new SecurityException(message); 5917 } 5918 } 5919 5920 @Override 5921 public void performBootDexOpt() { 5922 enforceSystemOrRoot("Only the system can request dexopt be performed"); 5923 5924 // Before everything else, see whether we need to fstrim. 5925 try { 5926 IMountService ms = PackageHelper.getMountService(); 5927 if (ms != null) { 5928 final boolean isUpgrade = isUpgrade(); 5929 boolean doTrim = isUpgrade; 5930 if (doTrim) { 5931 Slog.w(TAG, "Running disk maintenance immediately due to system update"); 5932 } else { 5933 final long interval = android.provider.Settings.Global.getLong( 5934 mContext.getContentResolver(), 5935 android.provider.Settings.Global.FSTRIM_MANDATORY_INTERVAL, 5936 DEFAULT_MANDATORY_FSTRIM_INTERVAL); 5937 if (interval > 0) { 5938 final long timeSinceLast = System.currentTimeMillis() - ms.lastMaintenance(); 5939 if (timeSinceLast > interval) { 5940 doTrim = true; 5941 Slog.w(TAG, "No disk maintenance in " + timeSinceLast 5942 + "; running immediately"); 5943 } 5944 } 5945 } 5946 if (doTrim) { 5947 if (!isFirstBoot()) { 5948 try { 5949 ActivityManagerNative.getDefault().showBootMessage( 5950 mContext.getResources().getString( 5951 R.string.android_upgrading_fstrim), true); 5952 } catch (RemoteException e) { 5953 } 5954 } 5955 ms.runMaintenance(); 5956 } 5957 } else { 5958 Slog.e(TAG, "Mount service unavailable!"); 5959 } 5960 } catch (RemoteException e) { 5961 // Can't happen; MountService is local 5962 } 5963 5964 final ArraySet<PackageParser.Package> pkgs; 5965 synchronized (mPackages) { 5966 pkgs = mPackageDexOptimizer.clearDeferredDexOptPackages(); 5967 } 5968 5969 if (pkgs != null) { 5970 // Sort apps by importance for dexopt ordering. Important apps are given more priority 5971 // in case the device runs out of space. 5972 ArrayList<PackageParser.Package> sortedPkgs = new ArrayList<PackageParser.Package>(); 5973 // Give priority to core apps. 5974 for (Iterator<PackageParser.Package> it = pkgs.iterator(); it.hasNext();) { 5975 PackageParser.Package pkg = it.next(); 5976 if (pkg.coreApp) { 5977 if (DEBUG_DEXOPT) { 5978 Log.i(TAG, "Adding core app " + sortedPkgs.size() + ": " + pkg.packageName); 5979 } 5980 sortedPkgs.add(pkg); 5981 it.remove(); 5982 } 5983 } 5984 // Give priority to system apps that listen for pre boot complete. 5985 Intent intent = new Intent(Intent.ACTION_PRE_BOOT_COMPLETED); 5986 ArraySet<String> pkgNames = getPackageNamesForIntent(intent); 5987 for (Iterator<PackageParser.Package> it = pkgs.iterator(); it.hasNext();) { 5988 PackageParser.Package pkg = it.next(); 5989 if (pkgNames.contains(pkg.packageName)) { 5990 if (DEBUG_DEXOPT) { 5991 Log.i(TAG, "Adding pre boot system app " + sortedPkgs.size() + ": " + pkg.packageName); 5992 } 5993 sortedPkgs.add(pkg); 5994 it.remove(); 5995 } 5996 } 5997 // Give priority to system apps. 5998 for (Iterator<PackageParser.Package> it = pkgs.iterator(); it.hasNext();) { 5999 PackageParser.Package pkg = it.next(); 6000 if (isSystemApp(pkg) && !pkg.isUpdatedSystemApp()) { 6001 if (DEBUG_DEXOPT) { 6002 Log.i(TAG, "Adding system app " + sortedPkgs.size() + ": " + pkg.packageName); 6003 } 6004 sortedPkgs.add(pkg); 6005 it.remove(); 6006 } 6007 } 6008 // Give priority to updated system apps. 6009 for (Iterator<PackageParser.Package> it = pkgs.iterator(); it.hasNext();) { 6010 PackageParser.Package pkg = it.next(); 6011 if (pkg.isUpdatedSystemApp()) { 6012 if (DEBUG_DEXOPT) { 6013 Log.i(TAG, "Adding updated system app " + sortedPkgs.size() + ": " + pkg.packageName); 6014 } 6015 sortedPkgs.add(pkg); 6016 it.remove(); 6017 } 6018 } 6019 // Give priority to apps that listen for boot complete. 6020 intent = new Intent(Intent.ACTION_BOOT_COMPLETED); 6021 pkgNames = getPackageNamesForIntent(intent); 6022 for (Iterator<PackageParser.Package> it = pkgs.iterator(); it.hasNext();) { 6023 PackageParser.Package pkg = it.next(); 6024 if (pkgNames.contains(pkg.packageName)) { 6025 if (DEBUG_DEXOPT) { 6026 Log.i(TAG, "Adding boot app " + sortedPkgs.size() + ": " + pkg.packageName); 6027 } 6028 sortedPkgs.add(pkg); 6029 it.remove(); 6030 } 6031 } 6032 // Filter out packages that aren't recently used. 6033 filterRecentlyUsedApps(pkgs); 6034 // Add all remaining apps. 6035 for (PackageParser.Package pkg : pkgs) { 6036 if (DEBUG_DEXOPT) { 6037 Log.i(TAG, "Adding app " + sortedPkgs.size() + ": " + pkg.packageName); 6038 } 6039 sortedPkgs.add(pkg); 6040 } 6041 6042 // If we want to be lazy, filter everything that wasn't recently used. 6043 if (mLazyDexOpt) { 6044 filterRecentlyUsedApps(sortedPkgs); 6045 } 6046 6047 int i = 0; 6048 int total = sortedPkgs.size(); 6049 File dataDir = Environment.getDataDirectory(); 6050 long lowThreshold = StorageManager.from(mContext).getStorageLowBytes(dataDir); 6051 if (lowThreshold == 0) { 6052 throw new IllegalStateException("Invalid low memory threshold"); 6053 } 6054 for (PackageParser.Package pkg : sortedPkgs) { 6055 long usableSpace = dataDir.getUsableSpace(); 6056 if (usableSpace < lowThreshold) { 6057 Log.w(TAG, "Not running dexopt on remaining apps due to low memory: " + usableSpace); 6058 break; 6059 } 6060 performBootDexOpt(pkg, ++i, total); 6061 } 6062 } 6063 } 6064 6065 private void filterRecentlyUsedApps(Collection<PackageParser.Package> pkgs) { 6066 // Filter out packages that aren't recently used. 6067 // 6068 // The exception is first boot of a non-eng device (aka !mLazyDexOpt), which 6069 // should do a full dexopt. 6070 if (mLazyDexOpt || (!isFirstBoot() && mPackageUsage.isHistoricalPackageUsageAvailable())) { 6071 int total = pkgs.size(); 6072 int skipped = 0; 6073 long now = System.currentTimeMillis(); 6074 for (Iterator<PackageParser.Package> i = pkgs.iterator(); i.hasNext();) { 6075 PackageParser.Package pkg = i.next(); 6076 long then = pkg.mLastPackageUsageTimeInMills; 6077 if (then + mDexOptLRUThresholdInMills < now) { 6078 if (DEBUG_DEXOPT) { 6079 Log.i(TAG, "Skipping dexopt of " + pkg.packageName + " last resumed: " + 6080 ((then == 0) ? "never" : new Date(then))); 6081 } 6082 i.remove(); 6083 skipped++; 6084 } 6085 } 6086 if (DEBUG_DEXOPT) { 6087 Log.i(TAG, "Skipped optimizing " + skipped + " of " + total); 6088 } 6089 } 6090 } 6091 6092 private ArraySet<String> getPackageNamesForIntent(Intent intent) { 6093 List<ResolveInfo> ris = null; 6094 try { 6095 ris = AppGlobals.getPackageManager().queryIntentReceivers( 6096 intent, null, 0, UserHandle.USER_OWNER); 6097 } catch (RemoteException e) { 6098 } 6099 ArraySet<String> pkgNames = new ArraySet<String>(); 6100 if (ris != null) { 6101 for (ResolveInfo ri : ris) { 6102 pkgNames.add(ri.activityInfo.packageName); 6103 } 6104 } 6105 return pkgNames; 6106 } 6107 6108 private void performBootDexOpt(PackageParser.Package pkg, int curr, int total) { 6109 if (DEBUG_DEXOPT) { 6110 Log.i(TAG, "Optimizing app " + curr + " of " + total + ": " + pkg.packageName); 6111 } 6112 if (!isFirstBoot()) { 6113 try { 6114 ActivityManagerNative.getDefault().showBootMessage( 6115 mContext.getResources().getString(R.string.android_upgrading_apk, 6116 curr, total), true); 6117 } catch (RemoteException e) { 6118 } 6119 } 6120 PackageParser.Package p = pkg; 6121 synchronized (mInstallLock) { 6122 mPackageDexOptimizer.performDexOpt(p, null /* instruction sets */, 6123 false /* force dex */, false /* defer */, true /* include dependencies */); 6124 } 6125 } 6126 6127 @Override 6128 public boolean performDexOptIfNeeded(String packageName, String instructionSet) { 6129 return performDexOpt(packageName, instructionSet, false); 6130 } 6131 6132 public boolean performDexOpt(String packageName, String instructionSet, boolean backgroundDexopt) { 6133 boolean dexopt = mLazyDexOpt || backgroundDexopt; 6134 boolean updateUsage = !backgroundDexopt; // Don't update usage if this is just a backgroundDexopt 6135 if (!dexopt && !updateUsage) { 6136 // We aren't going to dexopt or update usage, so bail early. 6137 return false; 6138 } 6139 PackageParser.Package p; 6140 final String targetInstructionSet; 6141 synchronized (mPackages) { 6142 p = mPackages.get(packageName); 6143 if (p == null) { 6144 return false; 6145 } 6146 if (updateUsage) { 6147 p.mLastPackageUsageTimeInMills = System.currentTimeMillis(); 6148 } 6149 mPackageUsage.write(false); 6150 if (!dexopt) { 6151 // We aren't going to dexopt, so bail early. 6152 return false; 6153 } 6154 6155 targetInstructionSet = instructionSet != null ? instructionSet : 6156 getPrimaryInstructionSet(p.applicationInfo); 6157 if (p.mDexOptPerformed.contains(targetInstructionSet)) { 6158 return false; 6159 } 6160 } 6161 6162 synchronized (mInstallLock) { 6163 final String[] instructionSets = new String[] { targetInstructionSet }; 6164 int result = mPackageDexOptimizer.performDexOpt(p, instructionSets, 6165 false /* forceDex */, false /* defer */, true /* inclDependencies */); 6166 return result == PackageDexOptimizer.DEX_OPT_PERFORMED; 6167 } 6168 } 6169 6170 public ArraySet<String> getPackagesThatNeedDexOpt() { 6171 ArraySet<String> pkgs = null; 6172 synchronized (mPackages) { 6173 for (PackageParser.Package p : mPackages.values()) { 6174 if (DEBUG_DEXOPT) { 6175 Log.i(TAG, p.packageName + " mDexOptPerformed=" + p.mDexOptPerformed.toArray()); 6176 } 6177 if (!p.mDexOptPerformed.isEmpty()) { 6178 continue; 6179 } 6180 if (pkgs == null) { 6181 pkgs = new ArraySet<String>(); 6182 } 6183 pkgs.add(p.packageName); 6184 } 6185 } 6186 return pkgs; 6187 } 6188 6189 public void shutdown() { 6190 mPackageUsage.write(true); 6191 } 6192 6193 @Override 6194 public void forceDexOpt(String packageName) { 6195 enforceSystemOrRoot("forceDexOpt"); 6196 6197 PackageParser.Package pkg; 6198 synchronized (mPackages) { 6199 pkg = mPackages.get(packageName); 6200 if (pkg == null) { 6201 throw new IllegalArgumentException("Missing package: " + packageName); 6202 } 6203 } 6204 6205 synchronized (mInstallLock) { 6206 final String[] instructionSets = new String[] { 6207 getPrimaryInstructionSet(pkg.applicationInfo) }; 6208 final int res = mPackageDexOptimizer.performDexOpt(pkg, instructionSets, 6209 true /*forceDex*/, false /* defer */, true /* inclDependencies */); 6210 if (res != PackageDexOptimizer.DEX_OPT_PERFORMED) { 6211 throw new IllegalStateException("Failed to dexopt: " + res); 6212 } 6213 } 6214 } 6215 6216 private boolean verifyPackageUpdateLPr(PackageSetting oldPkg, PackageParser.Package newPkg) { 6217 if ((oldPkg.pkgFlags&ApplicationInfo.FLAG_SYSTEM) == 0) { 6218 Slog.w(TAG, "Unable to update from " + oldPkg.name 6219 + " to " + newPkg.packageName 6220 + ": old package not in system partition"); 6221 return false; 6222 } else if (mPackages.get(oldPkg.name) != null) { 6223 Slog.w(TAG, "Unable to update from " + oldPkg.name 6224 + " to " + newPkg.packageName 6225 + ": old package still exists"); 6226 return false; 6227 } 6228 return true; 6229 } 6230 6231 private int createDataDirsLI(String volumeUuid, String packageName, int uid, String seinfo) { 6232 int[] users = sUserManager.getUserIds(); 6233 int res = mInstaller.install(volumeUuid, packageName, uid, uid, seinfo); 6234 if (res < 0) { 6235 return res; 6236 } 6237 for (int user : users) { 6238 if (user != 0) { 6239 res = mInstaller.createUserData(volumeUuid, packageName, 6240 UserHandle.getUid(user, uid), user, seinfo); 6241 if (res < 0) { 6242 return res; 6243 } 6244 } 6245 } 6246 return res; 6247 } 6248 6249 private int removeDataDirsLI(String volumeUuid, String packageName) { 6250 int[] users = sUserManager.getUserIds(); 6251 int res = 0; 6252 for (int user : users) { 6253 int resInner = mInstaller.remove(volumeUuid, packageName, user); 6254 if (resInner < 0) { 6255 res = resInner; 6256 } 6257 } 6258 6259 return res; 6260 } 6261 6262 private int deleteCodeCacheDirsLI(String volumeUuid, String packageName) { 6263 int[] users = sUserManager.getUserIds(); 6264 int res = 0; 6265 for (int user : users) { 6266 int resInner = mInstaller.deleteCodeCacheFiles(volumeUuid, packageName, user); 6267 if (resInner < 0) { 6268 res = resInner; 6269 } 6270 } 6271 return res; 6272 } 6273 6274 private void addSharedLibraryLPw(ArraySet<String> usesLibraryFiles, SharedLibraryEntry file, 6275 PackageParser.Package changingLib) { 6276 if (file.path != null) { 6277 usesLibraryFiles.add(file.path); 6278 return; 6279 } 6280 PackageParser.Package p = mPackages.get(file.apk); 6281 if (changingLib != null && changingLib.packageName.equals(file.apk)) { 6282 // If we are doing this while in the middle of updating a library apk, 6283 // then we need to make sure to use that new apk for determining the 6284 // dependencies here. (We haven't yet finished committing the new apk 6285 // to the package manager state.) 6286 if (p == null || p.packageName.equals(changingLib.packageName)) { 6287 p = changingLib; 6288 } 6289 } 6290 if (p != null) { 6291 usesLibraryFiles.addAll(p.getAllCodePaths()); 6292 } 6293 } 6294 6295 private void updateSharedLibrariesLPw(PackageParser.Package pkg, 6296 PackageParser.Package changingLib) throws PackageManagerException { 6297 if (pkg.usesLibraries != null || pkg.usesOptionalLibraries != null) { 6298 final ArraySet<String> usesLibraryFiles = new ArraySet<>(); 6299 int N = pkg.usesLibraries != null ? pkg.usesLibraries.size() : 0; 6300 for (int i=0; i<N; i++) { 6301 final SharedLibraryEntry file = mSharedLibraries.get(pkg.usesLibraries.get(i)); 6302 if (file == null) { 6303 throw new PackageManagerException(INSTALL_FAILED_MISSING_SHARED_LIBRARY, 6304 "Package " + pkg.packageName + " requires unavailable shared library " 6305 + pkg.usesLibraries.get(i) + "; failing!"); 6306 } 6307 addSharedLibraryLPw(usesLibraryFiles, file, changingLib); 6308 } 6309 N = pkg.usesOptionalLibraries != null ? pkg.usesOptionalLibraries.size() : 0; 6310 for (int i=0; i<N; i++) { 6311 final SharedLibraryEntry file = mSharedLibraries.get(pkg.usesOptionalLibraries.get(i)); 6312 if (file == null) { 6313 Slog.w(TAG, "Package " + pkg.packageName 6314 + " desires unavailable shared library " 6315 + pkg.usesOptionalLibraries.get(i) + "; ignoring!"); 6316 } else { 6317 addSharedLibraryLPw(usesLibraryFiles, file, changingLib); 6318 } 6319 } 6320 N = usesLibraryFiles.size(); 6321 if (N > 0) { 6322 pkg.usesLibraryFiles = usesLibraryFiles.toArray(new String[N]); 6323 } else { 6324 pkg.usesLibraryFiles = null; 6325 } 6326 } 6327 } 6328 6329 private static boolean hasString(List<String> list, List<String> which) { 6330 if (list == null) { 6331 return false; 6332 } 6333 for (int i=list.size()-1; i>=0; i--) { 6334 for (int j=which.size()-1; j>=0; j--) { 6335 if (which.get(j).equals(list.get(i))) { 6336 return true; 6337 } 6338 } 6339 } 6340 return false; 6341 } 6342 6343 private void updateAllSharedLibrariesLPw() { 6344 for (PackageParser.Package pkg : mPackages.values()) { 6345 try { 6346 updateSharedLibrariesLPw(pkg, null); 6347 } catch (PackageManagerException e) { 6348 Slog.e(TAG, "updateAllSharedLibrariesLPw failed: " + e.getMessage()); 6349 } 6350 } 6351 } 6352 6353 private ArrayList<PackageParser.Package> updateAllSharedLibrariesLPw( 6354 PackageParser.Package changingPkg) { 6355 ArrayList<PackageParser.Package> res = null; 6356 for (PackageParser.Package pkg : mPackages.values()) { 6357 if (hasString(pkg.usesLibraries, changingPkg.libraryNames) 6358 || hasString(pkg.usesOptionalLibraries, changingPkg.libraryNames)) { 6359 if (res == null) { 6360 res = new ArrayList<PackageParser.Package>(); 6361 } 6362 res.add(pkg); 6363 try { 6364 updateSharedLibrariesLPw(pkg, changingPkg); 6365 } catch (PackageManagerException e) { 6366 Slog.e(TAG, "updateAllSharedLibrariesLPw failed: " + e.getMessage()); 6367 } 6368 } 6369 } 6370 return res; 6371 } 6372 6373 /** 6374 * Derive the value of the {@code cpuAbiOverride} based on the provided 6375 * value and an optional stored value from the package settings. 6376 */ 6377 private static String deriveAbiOverride(String abiOverride, PackageSetting settings) { 6378 String cpuAbiOverride = null; 6379 6380 if (NativeLibraryHelper.CLEAR_ABI_OVERRIDE.equals(abiOverride)) { 6381 cpuAbiOverride = null; 6382 } else if (abiOverride != null) { 6383 cpuAbiOverride = abiOverride; 6384 } else if (settings != null) { 6385 cpuAbiOverride = settings.cpuAbiOverrideString; 6386 } 6387 6388 return cpuAbiOverride; 6389 } 6390 6391 private PackageParser.Package scanPackageLI(PackageParser.Package pkg, int parseFlags, 6392 int scanFlags, long currentTime, UserHandle user) throws PackageManagerException { 6393 boolean success = false; 6394 try { 6395 final PackageParser.Package res = scanPackageDirtyLI(pkg, parseFlags, scanFlags, 6396 currentTime, user); 6397 success = true; 6398 return res; 6399 } finally { 6400 if (!success && (scanFlags & SCAN_DELETE_DATA_ON_FAILURES) != 0) { 6401 removeDataDirsLI(pkg.volumeUuid, pkg.packageName); 6402 } 6403 } 6404 } 6405 6406 private PackageParser.Package scanPackageDirtyLI(PackageParser.Package pkg, int parseFlags, 6407 int scanFlags, long currentTime, UserHandle user) throws PackageManagerException { 6408 final File scanFile = new File(pkg.codePath); 6409 if (pkg.applicationInfo.getCodePath() == null || 6410 pkg.applicationInfo.getResourcePath() == null) { 6411 // Bail out. The resource and code paths haven't been set. 6412 throw new PackageManagerException(INSTALL_FAILED_INVALID_APK, 6413 "Code and resource paths haven't been set correctly"); 6414 } 6415 6416 if ((parseFlags&PackageParser.PARSE_IS_SYSTEM) != 0) { 6417 pkg.applicationInfo.flags |= ApplicationInfo.FLAG_SYSTEM; 6418 } else { 6419 // Only allow system apps to be flagged as core apps. 6420 pkg.coreApp = false; 6421 } 6422 6423 if ((parseFlags&PackageParser.PARSE_IS_PRIVILEGED) != 0) { 6424 pkg.applicationInfo.privateFlags |= ApplicationInfo.PRIVATE_FLAG_PRIVILEGED; 6425 } 6426 6427 if (mCustomResolverComponentName != null && 6428 mCustomResolverComponentName.getPackageName().equals(pkg.packageName)) { 6429 setUpCustomResolverActivity(pkg); 6430 } 6431 6432 if (pkg.packageName.equals("android")) { 6433 synchronized (mPackages) { 6434 if (mAndroidApplication != null) { 6435 Slog.w(TAG, "*************************************************"); 6436 Slog.w(TAG, "Core android package being redefined. Skipping."); 6437 Slog.w(TAG, " file=" + scanFile); 6438 Slog.w(TAG, "*************************************************"); 6439 throw new PackageManagerException(INSTALL_FAILED_DUPLICATE_PACKAGE, 6440 "Core android package being redefined. Skipping."); 6441 } 6442 6443 // Set up information for our fall-back user intent resolution activity. 6444 mPlatformPackage = pkg; 6445 pkg.mVersionCode = mSdkVersion; 6446 mAndroidApplication = pkg.applicationInfo; 6447 6448 if (!mResolverReplaced) { 6449 mResolveActivity.applicationInfo = mAndroidApplication; 6450 mResolveActivity.name = ResolverActivity.class.getName(); 6451 mResolveActivity.packageName = mAndroidApplication.packageName; 6452 mResolveActivity.processName = "system:ui"; 6453 mResolveActivity.launchMode = ActivityInfo.LAUNCH_MULTIPLE; 6454 mResolveActivity.documentLaunchMode = ActivityInfo.DOCUMENT_LAUNCH_NEVER; 6455 mResolveActivity.flags = ActivityInfo.FLAG_EXCLUDE_FROM_RECENTS; 6456 mResolveActivity.theme = R.style.Theme_Holo_Dialog_Alert; 6457 mResolveActivity.exported = true; 6458 mResolveActivity.enabled = true; 6459 mResolveInfo.activityInfo = mResolveActivity; 6460 mResolveInfo.priority = 0; 6461 mResolveInfo.preferredOrder = 0; 6462 mResolveInfo.match = 0; 6463 mResolveComponentName = new ComponentName( 6464 mAndroidApplication.packageName, mResolveActivity.name); 6465 } 6466 } 6467 } 6468 6469 if (DEBUG_PACKAGE_SCANNING) { 6470 if ((parseFlags & PackageParser.PARSE_CHATTY) != 0) 6471 Log.d(TAG, "Scanning package " + pkg.packageName); 6472 } 6473 6474 if (mPackages.containsKey(pkg.packageName) 6475 || mSharedLibraries.containsKey(pkg.packageName)) { 6476 throw new PackageManagerException(INSTALL_FAILED_DUPLICATE_PACKAGE, 6477 "Application package " + pkg.packageName 6478 + " already installed. Skipping duplicate."); 6479 } 6480 6481 // If we're only installing presumed-existing packages, require that the 6482 // scanned APK is both already known and at the path previously established 6483 // for it. Previously unknown packages we pick up normally, but if we have an 6484 // a priori expectation about this package's install presence, enforce it. 6485 // With a singular exception for new system packages. When an OTA contains 6486 // a new system package, we allow the codepath to change from a system location 6487 // to the user-installed location. If we don't allow this change, any newer, 6488 // user-installed version of the application will be ignored. 6489 if ((scanFlags & SCAN_REQUIRE_KNOWN) != 0) { 6490 if (mExpectingBetter.containsKey(pkg.packageName)) { 6491 logCriticalInfo(Log.WARN, 6492 "Relax SCAN_REQUIRE_KNOWN requirement for package " + pkg.packageName); 6493 } else { 6494 PackageSetting known = mSettings.peekPackageLPr(pkg.packageName); 6495 if (known != null) { 6496 if (DEBUG_PACKAGE_SCANNING) { 6497 Log.d(TAG, "Examining " + pkg.codePath 6498 + " and requiring known paths " + known.codePathString 6499 + " & " + known.resourcePathString); 6500 } 6501 if (!pkg.applicationInfo.getCodePath().equals(known.codePathString) 6502 || !pkg.applicationInfo.getResourcePath().equals(known.resourcePathString)) { 6503 throw new PackageManagerException(INSTALL_FAILED_PACKAGE_CHANGED, 6504 "Application package " + pkg.packageName 6505 + " found at " + pkg.applicationInfo.getCodePath() 6506 + " but expected at " + known.codePathString + "; ignoring."); 6507 } 6508 } 6509 } 6510 } 6511 6512 // Initialize package source and resource directories 6513 File destCodeFile = new File(pkg.applicationInfo.getCodePath()); 6514 File destResourceFile = new File(pkg.applicationInfo.getResourcePath()); 6515 6516 SharedUserSetting suid = null; 6517 PackageSetting pkgSetting = null; 6518 6519 if (!isSystemApp(pkg)) { 6520 // Only system apps can use these features. 6521 pkg.mOriginalPackages = null; 6522 pkg.mRealPackage = null; 6523 pkg.mAdoptPermissions = null; 6524 } 6525 6526 // writer 6527 synchronized (mPackages) { 6528 if (pkg.mSharedUserId != null) { 6529 suid = mSettings.getSharedUserLPw(pkg.mSharedUserId, 0, 0, true); 6530 if (suid == null) { 6531 throw new PackageManagerException(INSTALL_FAILED_INSUFFICIENT_STORAGE, 6532 "Creating application package " + pkg.packageName 6533 + " for shared user failed"); 6534 } 6535 if (DEBUG_PACKAGE_SCANNING) { 6536 if ((parseFlags & PackageParser.PARSE_CHATTY) != 0) 6537 Log.d(TAG, "Shared UserID " + pkg.mSharedUserId + " (uid=" + suid.userId 6538 + "): packages=" + suid.packages); 6539 } 6540 } 6541 6542 // Check if we are renaming from an original package name. 6543 PackageSetting origPackage = null; 6544 String realName = null; 6545 if (pkg.mOriginalPackages != null) { 6546 // This package may need to be renamed to a previously 6547 // installed name. Let's check on that... 6548 final String renamed = mSettings.mRenamedPackages.get(pkg.mRealPackage); 6549 if (pkg.mOriginalPackages.contains(renamed)) { 6550 // This package had originally been installed as the 6551 // original name, and we have already taken care of 6552 // transitioning to the new one. Just update the new 6553 // one to continue using the old name. 6554 realName = pkg.mRealPackage; 6555 if (!pkg.packageName.equals(renamed)) { 6556 // Callers into this function may have already taken 6557 // care of renaming the package; only do it here if 6558 // it is not already done. 6559 pkg.setPackageName(renamed); 6560 } 6561 6562 } else { 6563 for (int i=pkg.mOriginalPackages.size()-1; i>=0; i--) { 6564 if ((origPackage = mSettings.peekPackageLPr( 6565 pkg.mOriginalPackages.get(i))) != null) { 6566 // We do have the package already installed under its 6567 // original name... should we use it? 6568 if (!verifyPackageUpdateLPr(origPackage, pkg)) { 6569 // New package is not compatible with original. 6570 origPackage = null; 6571 continue; 6572 } else if (origPackage.sharedUser != null) { 6573 // Make sure uid is compatible between packages. 6574 if (!origPackage.sharedUser.name.equals(pkg.mSharedUserId)) { 6575 Slog.w(TAG, "Unable to migrate data from " + origPackage.name 6576 + " to " + pkg.packageName + ": old uid " 6577 + origPackage.sharedUser.name 6578 + " differs from " + pkg.mSharedUserId); 6579 origPackage = null; 6580 continue; 6581 } 6582 } else { 6583 if (DEBUG_UPGRADE) Log.v(TAG, "Renaming new package " 6584 + pkg.packageName + " to old name " + origPackage.name); 6585 } 6586 break; 6587 } 6588 } 6589 } 6590 } 6591 6592 if (mTransferedPackages.contains(pkg.packageName)) { 6593 Slog.w(TAG, "Package " + pkg.packageName 6594 + " was transferred to another, but its .apk remains"); 6595 } 6596 6597 // Just create the setting, don't add it yet. For already existing packages 6598 // the PkgSetting exists already and doesn't have to be created. 6599 pkgSetting = mSettings.getPackageLPw(pkg, origPackage, realName, suid, destCodeFile, 6600 destResourceFile, pkg.applicationInfo.nativeLibraryRootDir, 6601 pkg.applicationInfo.primaryCpuAbi, 6602 pkg.applicationInfo.secondaryCpuAbi, 6603 pkg.applicationInfo.flags, pkg.applicationInfo.privateFlags, 6604 user, false); 6605 if (pkgSetting == null) { 6606 throw new PackageManagerException(INSTALL_FAILED_INSUFFICIENT_STORAGE, 6607 "Creating application package " + pkg.packageName + " failed"); 6608 } 6609 6610 if (pkgSetting.origPackage != null) { 6611 // If we are first transitioning from an original package, 6612 // fix up the new package's name now. We need to do this after 6613 // looking up the package under its new name, so getPackageLP 6614 // can take care of fiddling things correctly. 6615 pkg.setPackageName(origPackage.name); 6616 6617 // File a report about this. 6618 String msg = "New package " + pkgSetting.realName 6619 + " renamed to replace old package " + pkgSetting.name; 6620 reportSettingsProblem(Log.WARN, msg); 6621 6622 // Make a note of it. 6623 mTransferedPackages.add(origPackage.name); 6624 6625 // No longer need to retain this. 6626 pkgSetting.origPackage = null; 6627 } 6628 6629 if (realName != null) { 6630 // Make a note of it. 6631 mTransferedPackages.add(pkg.packageName); 6632 } 6633 6634 if (mSettings.isDisabledSystemPackageLPr(pkg.packageName)) { 6635 pkg.applicationInfo.flags |= ApplicationInfo.FLAG_UPDATED_SYSTEM_APP; 6636 } 6637 6638 if ((parseFlags&PackageParser.PARSE_IS_SYSTEM_DIR) == 0) { 6639 // Check all shared libraries and map to their actual file path. 6640 // We only do this here for apps not on a system dir, because those 6641 // are the only ones that can fail an install due to this. We 6642 // will take care of the system apps by updating all of their 6643 // library paths after the scan is done. 6644 updateSharedLibrariesLPw(pkg, null); 6645 } 6646 6647 if (mFoundPolicyFile) { 6648 SELinuxMMAC.assignSeinfoValue(pkg); 6649 } 6650 6651 pkg.applicationInfo.uid = pkgSetting.appId; 6652 pkg.mExtras = pkgSetting; 6653 if (shouldCheckUpgradeKeySetLP(pkgSetting, scanFlags)) { 6654 if (checkUpgradeKeySetLP(pkgSetting, pkg)) { 6655 // We just determined the app is signed correctly, so bring 6656 // over the latest parsed certs. 6657 pkgSetting.signatures.mSignatures = pkg.mSignatures; 6658 } else { 6659 if ((parseFlags & PackageParser.PARSE_IS_SYSTEM_DIR) == 0) { 6660 throw new PackageManagerException(INSTALL_FAILED_UPDATE_INCOMPATIBLE, 6661 "Package " + pkg.packageName + " upgrade keys do not match the " 6662 + "previously installed version"); 6663 } else { 6664 pkgSetting.signatures.mSignatures = pkg.mSignatures; 6665 String msg = "System package " + pkg.packageName 6666 + " signature changed; retaining data."; 6667 reportSettingsProblem(Log.WARN, msg); 6668 } 6669 } 6670 } else { 6671 try { 6672 verifySignaturesLP(pkgSetting, pkg); 6673 // We just determined the app is signed correctly, so bring 6674 // over the latest parsed certs. 6675 pkgSetting.signatures.mSignatures = pkg.mSignatures; 6676 } catch (PackageManagerException e) { 6677 if ((parseFlags & PackageParser.PARSE_IS_SYSTEM_DIR) == 0) { 6678 throw e; 6679 } 6680 // The signature has changed, but this package is in the system 6681 // image... let's recover! 6682 pkgSetting.signatures.mSignatures = pkg.mSignatures; 6683 // However... if this package is part of a shared user, but it 6684 // doesn't match the signature of the shared user, let's fail. 6685 // What this means is that you can't change the signatures 6686 // associated with an overall shared user, which doesn't seem all 6687 // that unreasonable. 6688 if (pkgSetting.sharedUser != null) { 6689 if (compareSignatures(pkgSetting.sharedUser.signatures.mSignatures, 6690 pkg.mSignatures) != PackageManager.SIGNATURE_MATCH) { 6691 throw new PackageManagerException( 6692 INSTALL_PARSE_FAILED_INCONSISTENT_CERTIFICATES, 6693 "Signature mismatch for shared user : " 6694 + pkgSetting.sharedUser); 6695 } 6696 } 6697 // File a report about this. 6698 String msg = "System package " + pkg.packageName 6699 + " signature changed; retaining data."; 6700 reportSettingsProblem(Log.WARN, msg); 6701 } 6702 } 6703 // Verify that this new package doesn't have any content providers 6704 // that conflict with existing packages. Only do this if the 6705 // package isn't already installed, since we don't want to break 6706 // things that are installed. 6707 if ((scanFlags & SCAN_NEW_INSTALL) != 0) { 6708 final int N = pkg.providers.size(); 6709 int i; 6710 for (i=0; i<N; i++) { 6711 PackageParser.Provider p = pkg.providers.get(i); 6712 if (p.info.authority != null) { 6713 String names[] = p.info.authority.split(";"); 6714 for (int j = 0; j < names.length; j++) { 6715 if (mProvidersByAuthority.containsKey(names[j])) { 6716 PackageParser.Provider other = mProvidersByAuthority.get(names[j]); 6717 final String otherPackageName = 6718 ((other != null && other.getComponentName() != null) ? 6719 other.getComponentName().getPackageName() : "?"); 6720 throw new PackageManagerException( 6721 INSTALL_FAILED_CONFLICTING_PROVIDER, 6722 "Can't install because provider name " + names[j] 6723 + " (in package " + pkg.applicationInfo.packageName 6724 + ") is already used by " + otherPackageName); 6725 } 6726 } 6727 } 6728 } 6729 } 6730 6731 if (pkg.mAdoptPermissions != null) { 6732 // This package wants to adopt ownership of permissions from 6733 // another package. 6734 for (int i = pkg.mAdoptPermissions.size() - 1; i >= 0; i--) { 6735 final String origName = pkg.mAdoptPermissions.get(i); 6736 final PackageSetting orig = mSettings.peekPackageLPr(origName); 6737 if (orig != null) { 6738 if (verifyPackageUpdateLPr(orig, pkg)) { 6739 Slog.i(TAG, "Adopting permissions from " + origName + " to " 6740 + pkg.packageName); 6741 mSettings.transferPermissionsLPw(origName, pkg.packageName); 6742 } 6743 } 6744 } 6745 } 6746 } 6747 6748 final String pkgName = pkg.packageName; 6749 6750 final long scanFileTime = scanFile.lastModified(); 6751 final boolean forceDex = (scanFlags & SCAN_FORCE_DEX) != 0; 6752 pkg.applicationInfo.processName = fixProcessName( 6753 pkg.applicationInfo.packageName, 6754 pkg.applicationInfo.processName, 6755 pkg.applicationInfo.uid); 6756 6757 File dataPath; 6758 if (mPlatformPackage == pkg) { 6759 // The system package is special. 6760 dataPath = new File(Environment.getDataDirectory(), "system"); 6761 6762 pkg.applicationInfo.dataDir = dataPath.getPath(); 6763 6764 } else { 6765 // This is a normal package, need to make its data directory. 6766 dataPath = Environment.getDataUserPackageDirectory(pkg.volumeUuid, 6767 UserHandle.USER_OWNER, pkg.packageName); 6768 6769 boolean uidError = false; 6770 if (dataPath.exists()) { 6771 int currentUid = 0; 6772 try { 6773 StructStat stat = Os.stat(dataPath.getPath()); 6774 currentUid = stat.st_uid; 6775 } catch (ErrnoException e) { 6776 Slog.e(TAG, "Couldn't stat path " + dataPath.getPath(), e); 6777 } 6778 6779 // If we have mismatched owners for the data path, we have a problem. 6780 if (currentUid != pkg.applicationInfo.uid) { 6781 boolean recovered = false; 6782 if (currentUid == 0) { 6783 // The directory somehow became owned by root. Wow. 6784 // This is probably because the system was stopped while 6785 // installd was in the middle of messing with its libs 6786 // directory. Ask installd to fix that. 6787 int ret = mInstaller.fixUid(pkg.volumeUuid, pkgName, 6788 pkg.applicationInfo.uid, pkg.applicationInfo.uid); 6789 if (ret >= 0) { 6790 recovered = true; 6791 String msg = "Package " + pkg.packageName 6792 + " unexpectedly changed to uid 0; recovered to " + 6793 + pkg.applicationInfo.uid; 6794 reportSettingsProblem(Log.WARN, msg); 6795 } 6796 } 6797 if (!recovered && ((parseFlags&PackageParser.PARSE_IS_SYSTEM) != 0 6798 || (scanFlags&SCAN_BOOTING) != 0)) { 6799 // If this is a system app, we can at least delete its 6800 // current data so the application will still work. 6801 int ret = removeDataDirsLI(pkg.volumeUuid, pkgName); 6802 if (ret >= 0) { 6803 // TODO: Kill the processes first 6804 // Old data gone! 6805 String prefix = (parseFlags&PackageParser.PARSE_IS_SYSTEM) != 0 6806 ? "System package " : "Third party package "; 6807 String msg = prefix + pkg.packageName 6808 + " has changed from uid: " 6809 + currentUid + " to " 6810 + pkg.applicationInfo.uid + "; old data erased"; 6811 reportSettingsProblem(Log.WARN, msg); 6812 recovered = true; 6813 6814 // And now re-install the app. 6815 ret = createDataDirsLI(pkg.volumeUuid, pkgName, pkg.applicationInfo.uid, 6816 pkg.applicationInfo.seinfo); 6817 if (ret == -1) { 6818 // Ack should not happen! 6819 msg = prefix + pkg.packageName 6820 + " could not have data directory re-created after delete."; 6821 reportSettingsProblem(Log.WARN, msg); 6822 throw new PackageManagerException( 6823 INSTALL_FAILED_INSUFFICIENT_STORAGE, msg); 6824 } 6825 } 6826 if (!recovered) { 6827 mHasSystemUidErrors = true; 6828 } 6829 } else if (!recovered) { 6830 // If we allow this install to proceed, we will be broken. 6831 // Abort, abort! 6832 throw new PackageManagerException(INSTALL_FAILED_UID_CHANGED, 6833 "scanPackageLI"); 6834 } 6835 if (!recovered) { 6836 pkg.applicationInfo.dataDir = "/mismatched_uid/settings_" 6837 + pkg.applicationInfo.uid + "/fs_" 6838 + currentUid; 6839 pkg.applicationInfo.nativeLibraryDir = pkg.applicationInfo.dataDir; 6840 pkg.applicationInfo.nativeLibraryRootDir = pkg.applicationInfo.dataDir; 6841 String msg = "Package " + pkg.packageName 6842 + " has mismatched uid: " 6843 + currentUid + " on disk, " 6844 + pkg.applicationInfo.uid + " in settings"; 6845 // writer 6846 synchronized (mPackages) { 6847 mSettings.mReadMessages.append(msg); 6848 mSettings.mReadMessages.append('\n'); 6849 uidError = true; 6850 if (!pkgSetting.uidError) { 6851 reportSettingsProblem(Log.ERROR, msg); 6852 } 6853 } 6854 } 6855 } 6856 pkg.applicationInfo.dataDir = dataPath.getPath(); 6857 if (mShouldRestoreconData) { 6858 Slog.i(TAG, "SELinux relabeling of " + pkg.packageName + " issued."); 6859 mInstaller.restoreconData(pkg.volumeUuid, pkg.packageName, 6860 pkg.applicationInfo.seinfo, pkg.applicationInfo.uid); 6861 } 6862 } else { 6863 if (DEBUG_PACKAGE_SCANNING) { 6864 if ((parseFlags & PackageParser.PARSE_CHATTY) != 0) 6865 Log.v(TAG, "Want this data dir: " + dataPath); 6866 } 6867 //invoke installer to do the actual installation 6868 int ret = createDataDirsLI(pkg.volumeUuid, pkgName, pkg.applicationInfo.uid, 6869 pkg.applicationInfo.seinfo); 6870 if (ret < 0) { 6871 // Error from installer 6872 throw new PackageManagerException(INSTALL_FAILED_INSUFFICIENT_STORAGE, 6873 "Unable to create data dirs [errorCode=" + ret + "]"); 6874 } 6875 6876 if (dataPath.exists()) { 6877 pkg.applicationInfo.dataDir = dataPath.getPath(); 6878 } else { 6879 Slog.w(TAG, "Unable to create data directory: " + dataPath); 6880 pkg.applicationInfo.dataDir = null; 6881 } 6882 } 6883 6884 pkgSetting.uidError = uidError; 6885 } 6886 6887 final String path = scanFile.getPath(); 6888 final String cpuAbiOverride = deriveAbiOverride(pkg.cpuAbiOverride, pkgSetting); 6889 6890 if ((scanFlags & SCAN_NEW_INSTALL) == 0) { 6891 derivePackageAbi(pkg, scanFile, cpuAbiOverride, true /* extract libs */); 6892 6893 // Some system apps still use directory structure for native libraries 6894 // in which case we might end up not detecting abi solely based on apk 6895 // structure. Try to detect abi based on directory structure. 6896 if (isSystemApp(pkg) && !pkg.isUpdatedSystemApp() && 6897 pkg.applicationInfo.primaryCpuAbi == null) { 6898 setBundledAppAbisAndRoots(pkg, pkgSetting); 6899 setNativeLibraryPaths(pkg); 6900 } 6901 6902 } else { 6903 if ((scanFlags & SCAN_MOVE) != 0) { 6904 // We haven't run dex-opt for this move (since we've moved the compiled output too) 6905 // but we already have this packages package info in the PackageSetting. We just 6906 // use that and derive the native library path based on the new codepath. 6907 pkg.applicationInfo.primaryCpuAbi = pkgSetting.primaryCpuAbiString; 6908 pkg.applicationInfo.secondaryCpuAbi = pkgSetting.secondaryCpuAbiString; 6909 } 6910 6911 // Set native library paths again. For moves, the path will be updated based on the 6912 // ABIs we've determined above. For non-moves, the path will be updated based on the 6913 // ABIs we determined during compilation, but the path will depend on the final 6914 // package path (after the rename away from the stage path). 6915 setNativeLibraryPaths(pkg); 6916 } 6917 6918 if (DEBUG_INSTALL) Slog.i(TAG, "Linking native library dir for " + path); 6919 final int[] userIds = sUserManager.getUserIds(); 6920 synchronized (mInstallLock) { 6921 // Make sure all user data directories are ready to roll; we're okay 6922 // if they already exist 6923 if (!TextUtils.isEmpty(pkg.volumeUuid)) { 6924 for (int userId : userIds) { 6925 if (userId != 0) { 6926 mInstaller.createUserData(pkg.volumeUuid, pkg.packageName, 6927 UserHandle.getUid(userId, pkg.applicationInfo.uid), userId, 6928 pkg.applicationInfo.seinfo); 6929 } 6930 } 6931 } 6932 6933 // Create a native library symlink only if we have native libraries 6934 // and if the native libraries are 32 bit libraries. We do not provide 6935 // this symlink for 64 bit libraries. 6936 if (pkg.applicationInfo.primaryCpuAbi != null && 6937 !VMRuntime.is64BitAbi(pkg.applicationInfo.primaryCpuAbi)) { 6938 final String nativeLibPath = pkg.applicationInfo.nativeLibraryDir; 6939 for (int userId : userIds) { 6940 if (mInstaller.linkNativeLibraryDirectory(pkg.volumeUuid, pkg.packageName, 6941 nativeLibPath, userId) < 0) { 6942 throw new PackageManagerException(INSTALL_FAILED_INTERNAL_ERROR, 6943 "Failed linking native library dir (user=" + userId + ")"); 6944 } 6945 } 6946 } 6947 } 6948 6949 // This is a special case for the "system" package, where the ABI is 6950 // dictated by the zygote configuration (and init.rc). We should keep track 6951 // of this ABI so that we can deal with "normal" applications that run under 6952 // the same UID correctly. 6953 if (mPlatformPackage == pkg) { 6954 pkg.applicationInfo.primaryCpuAbi = VMRuntime.getRuntime().is64Bit() ? 6955 Build.SUPPORTED_64_BIT_ABIS[0] : Build.SUPPORTED_32_BIT_ABIS[0]; 6956 } 6957 6958 // If there's a mismatch between the abi-override in the package setting 6959 // and the abiOverride specified for the install. Warn about this because we 6960 // would've already compiled the app without taking the package setting into 6961 // account. 6962 if ((scanFlags & SCAN_NO_DEX) == 0 && (scanFlags & SCAN_NEW_INSTALL) != 0) { 6963 if (cpuAbiOverride == null && pkgSetting.cpuAbiOverrideString != null) { 6964 Slog.w(TAG, "Ignoring persisted ABI override " + cpuAbiOverride + 6965 " for package: " + pkg.packageName); 6966 } 6967 } 6968 6969 pkgSetting.primaryCpuAbiString = pkg.applicationInfo.primaryCpuAbi; 6970 pkgSetting.secondaryCpuAbiString = pkg.applicationInfo.secondaryCpuAbi; 6971 pkgSetting.cpuAbiOverrideString = cpuAbiOverride; 6972 6973 // Copy the derived override back to the parsed package, so that we can 6974 // update the package settings accordingly. 6975 pkg.cpuAbiOverride = cpuAbiOverride; 6976 6977 if (DEBUG_ABI_SELECTION) { 6978 Slog.d(TAG, "Resolved nativeLibraryRoot for " + pkg.applicationInfo.packageName 6979 + " to root=" + pkg.applicationInfo.nativeLibraryRootDir + ", isa=" 6980 + pkg.applicationInfo.nativeLibraryRootRequiresIsa); 6981 } 6982 6983 // Push the derived path down into PackageSettings so we know what to 6984 // clean up at uninstall time. 6985 pkgSetting.legacyNativeLibraryPathString = pkg.applicationInfo.nativeLibraryRootDir; 6986 6987 if (DEBUG_ABI_SELECTION) { 6988 Log.d(TAG, "Abis for package[" + pkg.packageName + "] are" + 6989 " primary=" + pkg.applicationInfo.primaryCpuAbi + 6990 " secondary=" + pkg.applicationInfo.secondaryCpuAbi); 6991 } 6992 6993 if ((scanFlags&SCAN_BOOTING) == 0 && pkgSetting.sharedUser != null) { 6994 // We don't do this here during boot because we can do it all 6995 // at once after scanning all existing packages. 6996 // 6997 // We also do this *before* we perform dexopt on this package, so that 6998 // we can avoid redundant dexopts, and also to make sure we've got the 6999 // code and package path correct. 7000 adjustCpuAbisForSharedUserLPw(pkgSetting.sharedUser.packages, 7001 pkg, forceDex, (scanFlags & SCAN_DEFER_DEX) != 0); 7002 } 7003 7004 if ((scanFlags & SCAN_NO_DEX) == 0) { 7005 int result = mPackageDexOptimizer.performDexOpt(pkg, null /* instruction sets */, 7006 forceDex, (scanFlags & SCAN_DEFER_DEX) != 0, false /* inclDependencies */); 7007 if (result == PackageDexOptimizer.DEX_OPT_FAILED) { 7008 throw new PackageManagerException(INSTALL_FAILED_DEXOPT, "scanPackageLI"); 7009 } 7010 } 7011 if (mFactoryTest && pkg.requestedPermissions.contains( 7012 android.Manifest.permission.FACTORY_TEST)) { 7013 pkg.applicationInfo.flags |= ApplicationInfo.FLAG_FACTORY_TEST; 7014 } 7015 7016 ArrayList<PackageParser.Package> clientLibPkgs = null; 7017 7018 // writer 7019 synchronized (mPackages) { 7020 if ((pkg.applicationInfo.flags&ApplicationInfo.FLAG_SYSTEM) != 0) { 7021 // Only system apps can add new shared libraries. 7022 if (pkg.libraryNames != null) { 7023 for (int i=0; i<pkg.libraryNames.size(); i++) { 7024 String name = pkg.libraryNames.get(i); 7025 boolean allowed = false; 7026 if (pkg.isUpdatedSystemApp()) { 7027 // New library entries can only be added through the 7028 // system image. This is important to get rid of a lot 7029 // of nasty edge cases: for example if we allowed a non- 7030 // system update of the app to add a library, then uninstalling 7031 // the update would make the library go away, and assumptions 7032 // we made such as through app install filtering would now 7033 // have allowed apps on the device which aren't compatible 7034 // with it. Better to just have the restriction here, be 7035 // conservative, and create many fewer cases that can negatively 7036 // impact the user experience. 7037 final PackageSetting sysPs = mSettings 7038 .getDisabledSystemPkgLPr(pkg.packageName); 7039 if (sysPs.pkg != null && sysPs.pkg.libraryNames != null) { 7040 for (int j=0; j<sysPs.pkg.libraryNames.size(); j++) { 7041 if (name.equals(sysPs.pkg.libraryNames.get(j))) { 7042 allowed = true; 7043 allowed = true; 7044 break; 7045 } 7046 } 7047 } 7048 } else { 7049 allowed = true; 7050 } 7051 if (allowed) { 7052 if (!mSharedLibraries.containsKey(name)) { 7053 mSharedLibraries.put(name, new SharedLibraryEntry(null, pkg.packageName)); 7054 } else if (!name.equals(pkg.packageName)) { 7055 Slog.w(TAG, "Package " + pkg.packageName + " library " 7056 + name + " already exists; skipping"); 7057 } 7058 } else { 7059 Slog.w(TAG, "Package " + pkg.packageName + " declares lib " 7060 + name + " that is not declared on system image; skipping"); 7061 } 7062 } 7063 if ((scanFlags&SCAN_BOOTING) == 0) { 7064 // If we are not booting, we need to update any applications 7065 // that are clients of our shared library. If we are booting, 7066 // this will all be done once the scan is complete. 7067 clientLibPkgs = updateAllSharedLibrariesLPw(pkg); 7068 } 7069 } 7070 } 7071 } 7072 7073 // We also need to dexopt any apps that are dependent on this library. Note that 7074 // if these fail, we should abort the install since installing the library will 7075 // result in some apps being broken. 7076 if (clientLibPkgs != null) { 7077 if ((scanFlags & SCAN_NO_DEX) == 0) { 7078 for (int i = 0; i < clientLibPkgs.size(); i++) { 7079 PackageParser.Package clientPkg = clientLibPkgs.get(i); 7080 int result = mPackageDexOptimizer.performDexOpt(clientPkg, 7081 null /* instruction sets */, forceDex, 7082 (scanFlags & SCAN_DEFER_DEX) != 0, false); 7083 if (result == PackageDexOptimizer.DEX_OPT_FAILED) { 7084 throw new PackageManagerException(INSTALL_FAILED_DEXOPT, 7085 "scanPackageLI failed to dexopt clientLibPkgs"); 7086 } 7087 } 7088 } 7089 } 7090 7091 // Also need to kill any apps that are dependent on the library. 7092 if (clientLibPkgs != null) { 7093 for (int i=0; i<clientLibPkgs.size(); i++) { 7094 PackageParser.Package clientPkg = clientLibPkgs.get(i); 7095 killApplication(clientPkg.applicationInfo.packageName, 7096 clientPkg.applicationInfo.uid, "update lib"); 7097 } 7098 } 7099 7100 // Make sure we're not adding any bogus keyset info 7101 KeySetManagerService ksms = mSettings.mKeySetManagerService; 7102 ksms.assertScannedPackageValid(pkg); 7103 7104 // writer 7105 synchronized (mPackages) { 7106 // We don't expect installation to fail beyond this point 7107 7108 // Add the new setting to mSettings 7109 mSettings.insertPackageSettingLPw(pkgSetting, pkg); 7110 // Add the new setting to mPackages 7111 mPackages.put(pkg.applicationInfo.packageName, pkg); 7112 // Make sure we don't accidentally delete its data. 7113 final Iterator<PackageCleanItem> iter = mSettings.mPackagesToBeCleaned.iterator(); 7114 while (iter.hasNext()) { 7115 PackageCleanItem item = iter.next(); 7116 if (pkgName.equals(item.packageName)) { 7117 iter.remove(); 7118 } 7119 } 7120 7121 // Take care of first install / last update times. 7122 if (currentTime != 0) { 7123 if (pkgSetting.firstInstallTime == 0) { 7124 pkgSetting.firstInstallTime = pkgSetting.lastUpdateTime = currentTime; 7125 } else if ((scanFlags&SCAN_UPDATE_TIME) != 0) { 7126 pkgSetting.lastUpdateTime = currentTime; 7127 } 7128 } else if (pkgSetting.firstInstallTime == 0) { 7129 // We need *something*. Take time time stamp of the file. 7130 pkgSetting.firstInstallTime = pkgSetting.lastUpdateTime = scanFileTime; 7131 } else if ((parseFlags&PackageParser.PARSE_IS_SYSTEM_DIR) != 0) { 7132 if (scanFileTime != pkgSetting.timeStamp) { 7133 // A package on the system image has changed; consider this 7134 // to be an update. 7135 pkgSetting.lastUpdateTime = scanFileTime; 7136 } 7137 } 7138 7139 // Add the package's KeySets to the global KeySetManagerService 7140 ksms.addScannedPackageLPw(pkg); 7141 7142 int N = pkg.providers.size(); 7143 StringBuilder r = null; 7144 int i; 7145 for (i=0; i<N; i++) { 7146 PackageParser.Provider p = pkg.providers.get(i); 7147 p.info.processName = fixProcessName(pkg.applicationInfo.processName, 7148 p.info.processName, pkg.applicationInfo.uid); 7149 mProviders.addProvider(p); 7150 p.syncable = p.info.isSyncable; 7151 if (p.info.authority != null) { 7152 String names[] = p.info.authority.split(";"); 7153 p.info.authority = null; 7154 for (int j = 0; j < names.length; j++) { 7155 if (j == 1 && p.syncable) { 7156 // We only want the first authority for a provider to possibly be 7157 // syncable, so if we already added this provider using a different 7158 // authority clear the syncable flag. We copy the provider before 7159 // changing it because the mProviders object contains a reference 7160 // to a provider that we don't want to change. 7161 // Only do this for the second authority since the resulting provider 7162 // object can be the same for all future authorities for this provider. 7163 p = new PackageParser.Provider(p); 7164 p.syncable = false; 7165 } 7166 if (!mProvidersByAuthority.containsKey(names[j])) { 7167 mProvidersByAuthority.put(names[j], p); 7168 if (p.info.authority == null) { 7169 p.info.authority = names[j]; 7170 } else { 7171 p.info.authority = p.info.authority + ";" + names[j]; 7172 } 7173 if (DEBUG_PACKAGE_SCANNING) { 7174 if ((parseFlags & PackageParser.PARSE_CHATTY) != 0) 7175 Log.d(TAG, "Registered content provider: " + names[j] 7176 + ", className = " + p.info.name + ", isSyncable = " 7177 + p.info.isSyncable); 7178 } 7179 } else { 7180 PackageParser.Provider other = mProvidersByAuthority.get(names[j]); 7181 Slog.w(TAG, "Skipping provider name " + names[j] + 7182 " (in package " + pkg.applicationInfo.packageName + 7183 "): name already used by " 7184 + ((other != null && other.getComponentName() != null) 7185 ? other.getComponentName().getPackageName() : "?")); 7186 } 7187 } 7188 } 7189 if ((parseFlags&PackageParser.PARSE_CHATTY) != 0) { 7190 if (r == null) { 7191 r = new StringBuilder(256); 7192 } else { 7193 r.append(' '); 7194 } 7195 r.append(p.info.name); 7196 } 7197 } 7198 if (r != null) { 7199 if (DEBUG_PACKAGE_SCANNING) Log.d(TAG, " Providers: " + r); 7200 } 7201 7202 N = pkg.services.size(); 7203 r = null; 7204 for (i=0; i<N; i++) { 7205 PackageParser.Service s = pkg.services.get(i); 7206 s.info.processName = fixProcessName(pkg.applicationInfo.processName, 7207 s.info.processName, pkg.applicationInfo.uid); 7208 mServices.addService(s); 7209 if ((parseFlags&PackageParser.PARSE_CHATTY) != 0) { 7210 if (r == null) { 7211 r = new StringBuilder(256); 7212 } else { 7213 r.append(' '); 7214 } 7215 r.append(s.info.name); 7216 } 7217 } 7218 if (r != null) { 7219 if (DEBUG_PACKAGE_SCANNING) Log.d(TAG, " Services: " + r); 7220 } 7221 7222 N = pkg.receivers.size(); 7223 r = null; 7224 for (i=0; i<N; i++) { 7225 PackageParser.Activity a = pkg.receivers.get(i); 7226 a.info.processName = fixProcessName(pkg.applicationInfo.processName, 7227 a.info.processName, pkg.applicationInfo.uid); 7228 mReceivers.addActivity(a, "receiver"); 7229 if ((parseFlags&PackageParser.PARSE_CHATTY) != 0) { 7230 if (r == null) { 7231 r = new StringBuilder(256); 7232 } else { 7233 r.append(' '); 7234 } 7235 r.append(a.info.name); 7236 } 7237 } 7238 if (r != null) { 7239 if (DEBUG_PACKAGE_SCANNING) Log.d(TAG, " Receivers: " + r); 7240 } 7241 7242 N = pkg.activities.size(); 7243 r = null; 7244 for (i=0; i<N; i++) { 7245 PackageParser.Activity a = pkg.activities.get(i); 7246 a.info.processName = fixProcessName(pkg.applicationInfo.processName, 7247 a.info.processName, pkg.applicationInfo.uid); 7248 mActivities.addActivity(a, "activity"); 7249 if ((parseFlags&PackageParser.PARSE_CHATTY) != 0) { 7250 if (r == null) { 7251 r = new StringBuilder(256); 7252 } else { 7253 r.append(' '); 7254 } 7255 r.append(a.info.name); 7256 } 7257 } 7258 if (r != null) { 7259 if (DEBUG_PACKAGE_SCANNING) Log.d(TAG, " Activities: " + r); 7260 } 7261 7262 N = pkg.permissionGroups.size(); 7263 r = null; 7264 for (i=0; i<N; i++) { 7265 PackageParser.PermissionGroup pg = pkg.permissionGroups.get(i); 7266 PackageParser.PermissionGroup cur = mPermissionGroups.get(pg.info.name); 7267 if (cur == null) { 7268 mPermissionGroups.put(pg.info.name, pg); 7269 if ((parseFlags&PackageParser.PARSE_CHATTY) != 0) { 7270 if (r == null) { 7271 r = new StringBuilder(256); 7272 } else { 7273 r.append(' '); 7274 } 7275 r.append(pg.info.name); 7276 } 7277 } else { 7278 Slog.w(TAG, "Permission group " + pg.info.name + " from package " 7279 + pg.info.packageName + " ignored: original from " 7280 + cur.info.packageName); 7281 if ((parseFlags&PackageParser.PARSE_CHATTY) != 0) { 7282 if (r == null) { 7283 r = new StringBuilder(256); 7284 } else { 7285 r.append(' '); 7286 } 7287 r.append("DUP:"); 7288 r.append(pg.info.name); 7289 } 7290 } 7291 } 7292 if (r != null) { 7293 if (DEBUG_PACKAGE_SCANNING) Log.d(TAG, " Permission Groups: " + r); 7294 } 7295 7296 N = pkg.permissions.size(); 7297 r = null; 7298 for (i=0; i<N; i++) { 7299 PackageParser.Permission p = pkg.permissions.get(i); 7300 7301 // Now that permission groups have a special meaning, we ignore permission 7302 // groups for legacy apps to prevent unexpected behavior. In particular, 7303 // permissions for one app being granted to someone just becuase they happen 7304 // to be in a group defined by another app (before this had no implications). 7305 if (pkg.applicationInfo.targetSdkVersion > Build.VERSION_CODES.LOLLIPOP_MR1) { 7306 p.group = mPermissionGroups.get(p.info.group); 7307 // Warn for a permission in an unknown group. 7308 if (p.info.group != null && p.group == null) { 7309 Slog.w(TAG, "Permission " + p.info.name + " from package " 7310 + p.info.packageName + " in an unknown group " + p.info.group); 7311 } 7312 } 7313 7314 ArrayMap<String, BasePermission> permissionMap = 7315 p.tree ? mSettings.mPermissionTrees 7316 : mSettings.mPermissions; 7317 BasePermission bp = permissionMap.get(p.info.name); 7318 7319 // Allow system apps to redefine non-system permissions 7320 if (bp != null && !Objects.equals(bp.sourcePackage, p.info.packageName)) { 7321 final boolean currentOwnerIsSystem = (bp.perm != null 7322 && isSystemApp(bp.perm.owner)); 7323 if (isSystemApp(p.owner)) { 7324 if (bp.type == BasePermission.TYPE_BUILTIN && bp.perm == null) { 7325 // It's a built-in permission and no owner, take ownership now 7326 bp.packageSetting = pkgSetting; 7327 bp.perm = p; 7328 bp.uid = pkg.applicationInfo.uid; 7329 bp.sourcePackage = p.info.packageName; 7330 } else if (!currentOwnerIsSystem) { 7331 String msg = "New decl " + p.owner + " of permission " 7332 + p.info.name + " is system; overriding " + bp.sourcePackage; 7333 reportSettingsProblem(Log.WARN, msg); 7334 bp = null; 7335 } 7336 } 7337 } 7338 7339 if (bp == null) { 7340 bp = new BasePermission(p.info.name, p.info.packageName, 7341 BasePermission.TYPE_NORMAL); 7342 permissionMap.put(p.info.name, bp); 7343 } 7344 7345 if (bp.perm == null) { 7346 if (bp.sourcePackage == null 7347 || bp.sourcePackage.equals(p.info.packageName)) { 7348 BasePermission tree = findPermissionTreeLP(p.info.name); 7349 if (tree == null 7350 || tree.sourcePackage.equals(p.info.packageName)) { 7351 bp.packageSetting = pkgSetting; 7352 bp.perm = p; 7353 bp.uid = pkg.applicationInfo.uid; 7354 bp.sourcePackage = p.info.packageName; 7355 if ((parseFlags&PackageParser.PARSE_CHATTY) != 0) { 7356 if (r == null) { 7357 r = new StringBuilder(256); 7358 } else { 7359 r.append(' '); 7360 } 7361 r.append(p.info.name); 7362 } 7363 } else { 7364 Slog.w(TAG, "Permission " + p.info.name + " from package " 7365 + p.info.packageName + " ignored: base tree " 7366 + tree.name + " is from package " 7367 + tree.sourcePackage); 7368 } 7369 } else { 7370 Slog.w(TAG, "Permission " + p.info.name + " from package " 7371 + p.info.packageName + " ignored: original from " 7372 + bp.sourcePackage); 7373 } 7374 } else if ((parseFlags&PackageParser.PARSE_CHATTY) != 0) { 7375 if (r == null) { 7376 r = new StringBuilder(256); 7377 } else { 7378 r.append(' '); 7379 } 7380 r.append("DUP:"); 7381 r.append(p.info.name); 7382 } 7383 if (bp.perm == p) { 7384 bp.protectionLevel = p.info.protectionLevel; 7385 } 7386 } 7387 7388 if (r != null) { 7389 if (DEBUG_PACKAGE_SCANNING) Log.d(TAG, " Permissions: " + r); 7390 } 7391 7392 N = pkg.instrumentation.size(); 7393 r = null; 7394 for (i=0; i<N; i++) { 7395 PackageParser.Instrumentation a = pkg.instrumentation.get(i); 7396 a.info.packageName = pkg.applicationInfo.packageName; 7397 a.info.sourceDir = pkg.applicationInfo.sourceDir; 7398 a.info.publicSourceDir = pkg.applicationInfo.publicSourceDir; 7399 a.info.splitSourceDirs = pkg.applicationInfo.splitSourceDirs; 7400 a.info.splitPublicSourceDirs = pkg.applicationInfo.splitPublicSourceDirs; 7401 a.info.dataDir = pkg.applicationInfo.dataDir; 7402 7403 // TODO: Update instrumentation.nativeLibraryDir as well ? Does it 7404 // need other information about the application, like the ABI and what not ? 7405 a.info.nativeLibraryDir = pkg.applicationInfo.nativeLibraryDir; 7406 mInstrumentation.put(a.getComponentName(), a); 7407 if ((parseFlags&PackageParser.PARSE_CHATTY) != 0) { 7408 if (r == null) { 7409 r = new StringBuilder(256); 7410 } else { 7411 r.append(' '); 7412 } 7413 r.append(a.info.name); 7414 } 7415 } 7416 if (r != null) { 7417 if (DEBUG_PACKAGE_SCANNING) Log.d(TAG, " Instrumentation: " + r); 7418 } 7419 7420 if (pkg.protectedBroadcasts != null) { 7421 N = pkg.protectedBroadcasts.size(); 7422 for (i=0; i<N; i++) { 7423 mProtectedBroadcasts.add(pkg.protectedBroadcasts.get(i)); 7424 } 7425 } 7426 7427 pkgSetting.setTimeStamp(scanFileTime); 7428 7429 // Create idmap files for pairs of (packages, overlay packages). 7430 // Note: "android", ie framework-res.apk, is handled by native layers. 7431 if (pkg.mOverlayTarget != null) { 7432 // This is an overlay package. 7433 if (pkg.mOverlayTarget != null && !pkg.mOverlayTarget.equals("android")) { 7434 if (!mOverlays.containsKey(pkg.mOverlayTarget)) { 7435 mOverlays.put(pkg.mOverlayTarget, 7436 new ArrayMap<String, PackageParser.Package>()); 7437 } 7438 ArrayMap<String, PackageParser.Package> map = mOverlays.get(pkg.mOverlayTarget); 7439 map.put(pkg.packageName, pkg); 7440 PackageParser.Package orig = mPackages.get(pkg.mOverlayTarget); 7441 if (orig != null && !createIdmapForPackagePairLI(orig, pkg)) { 7442 throw new PackageManagerException(INSTALL_FAILED_UPDATE_INCOMPATIBLE, 7443 "scanPackageLI failed to createIdmap"); 7444 } 7445 } 7446 } else if (mOverlays.containsKey(pkg.packageName) && 7447 !pkg.packageName.equals("android")) { 7448 // This is a regular package, with one or more known overlay packages. 7449 createIdmapsForPackageLI(pkg); 7450 } 7451 } 7452 7453 return pkg; 7454 } 7455 7456 /** 7457 * Derive the ABI of a non-system package located at {@code scanFile}. This information 7458 * is derived purely on the basis of the contents of {@code scanFile} and 7459 * {@code cpuAbiOverride}. 7460 * 7461 * If {@code extractLibs} is true, native libraries are extracted from the app if required. 7462 */ 7463 public void derivePackageAbi(PackageParser.Package pkg, File scanFile, 7464 String cpuAbiOverride, boolean extractLibs) 7465 throws PackageManagerException { 7466 // TODO: We can probably be smarter about this stuff. For installed apps, 7467 // we can calculate this information at install time once and for all. For 7468 // system apps, we can probably assume that this information doesn't change 7469 // after the first boot scan. As things stand, we do lots of unnecessary work. 7470 7471 // Give ourselves some initial paths; we'll come back for another 7472 // pass once we've determined ABI below. 7473 setNativeLibraryPaths(pkg); 7474 7475 // We would never need to extract libs for forward-locked and external packages, 7476 // since the container service will do it for us. We shouldn't attempt to 7477 // extract libs from system app when it was not updated. 7478 if (pkg.isForwardLocked() || isExternal(pkg) || 7479 (isSystemApp(pkg) && !pkg.isUpdatedSystemApp()) ) { 7480 extractLibs = false; 7481 } 7482 7483 final String nativeLibraryRootStr = pkg.applicationInfo.nativeLibraryRootDir; 7484 final boolean useIsaSpecificSubdirs = pkg.applicationInfo.nativeLibraryRootRequiresIsa; 7485 7486 NativeLibraryHelper.Handle handle = null; 7487 try { 7488 handle = NativeLibraryHelper.Handle.create(scanFile); 7489 // TODO(multiArch): This can be null for apps that didn't go through the 7490 // usual installation process. We can calculate it again, like we 7491 // do during install time. 7492 // 7493 // TODO(multiArch): Why do we need to rescan ASEC apps again ? It seems totally 7494 // unnecessary. 7495 final File nativeLibraryRoot = new File(nativeLibraryRootStr); 7496 7497 // Null out the abis so that they can be recalculated. 7498 pkg.applicationInfo.primaryCpuAbi = null; 7499 pkg.applicationInfo.secondaryCpuAbi = null; 7500 if (isMultiArch(pkg.applicationInfo)) { 7501 // Warn if we've set an abiOverride for multi-lib packages.. 7502 // By definition, we need to copy both 32 and 64 bit libraries for 7503 // such packages. 7504 if (pkg.cpuAbiOverride != null 7505 && !NativeLibraryHelper.CLEAR_ABI_OVERRIDE.equals(pkg.cpuAbiOverride)) { 7506 Slog.w(TAG, "Ignoring abiOverride for multi arch application."); 7507 } 7508 7509 int abi32 = PackageManager.NO_NATIVE_LIBRARIES; 7510 int abi64 = PackageManager.NO_NATIVE_LIBRARIES; 7511 if (Build.SUPPORTED_32_BIT_ABIS.length > 0) { 7512 if (extractLibs) { 7513 abi32 = NativeLibraryHelper.copyNativeBinariesForSupportedAbi(handle, 7514 nativeLibraryRoot, Build.SUPPORTED_32_BIT_ABIS, 7515 useIsaSpecificSubdirs); 7516 } else { 7517 abi32 = NativeLibraryHelper.findSupportedAbi(handle, Build.SUPPORTED_32_BIT_ABIS); 7518 } 7519 } 7520 7521 maybeThrowExceptionForMultiArchCopy( 7522 "Error unpackaging 32 bit native libs for multiarch app.", abi32); 7523 7524 if (Build.SUPPORTED_64_BIT_ABIS.length > 0) { 7525 if (extractLibs) { 7526 abi64 = NativeLibraryHelper.copyNativeBinariesForSupportedAbi(handle, 7527 nativeLibraryRoot, Build.SUPPORTED_64_BIT_ABIS, 7528 useIsaSpecificSubdirs); 7529 } else { 7530 abi64 = NativeLibraryHelper.findSupportedAbi(handle, Build.SUPPORTED_64_BIT_ABIS); 7531 } 7532 } 7533 7534 maybeThrowExceptionForMultiArchCopy( 7535 "Error unpackaging 64 bit native libs for multiarch app.", abi64); 7536 7537 if (abi64 >= 0) { 7538 pkg.applicationInfo.primaryCpuAbi = Build.SUPPORTED_64_BIT_ABIS[abi64]; 7539 } 7540 7541 if (abi32 >= 0) { 7542 final String abi = Build.SUPPORTED_32_BIT_ABIS[abi32]; 7543 if (abi64 >= 0) { 7544 pkg.applicationInfo.secondaryCpuAbi = abi; 7545 } else { 7546 pkg.applicationInfo.primaryCpuAbi = abi; 7547 } 7548 } 7549 } else { 7550 String[] abiList = (cpuAbiOverride != null) ? 7551 new String[] { cpuAbiOverride } : Build.SUPPORTED_ABIS; 7552 7553 // Enable gross and lame hacks for apps that are built with old 7554 // SDK tools. We must scan their APKs for renderscript bitcode and 7555 // not launch them if it's present. Don't bother checking on devices 7556 // that don't have 64 bit support. 7557 boolean needsRenderScriptOverride = false; 7558 if (Build.SUPPORTED_64_BIT_ABIS.length > 0 && cpuAbiOverride == null && 7559 NativeLibraryHelper.hasRenderscriptBitcode(handle)) { 7560 abiList = Build.SUPPORTED_32_BIT_ABIS; 7561 needsRenderScriptOverride = true; 7562 } 7563 7564 final int copyRet; 7565 if (extractLibs) { 7566 copyRet = NativeLibraryHelper.copyNativeBinariesForSupportedAbi(handle, 7567 nativeLibraryRoot, abiList, useIsaSpecificSubdirs); 7568 } else { 7569 copyRet = NativeLibraryHelper.findSupportedAbi(handle, abiList); 7570 } 7571 7572 if (copyRet < 0 && copyRet != PackageManager.NO_NATIVE_LIBRARIES) { 7573 throw new PackageManagerException(INSTALL_FAILED_INTERNAL_ERROR, 7574 "Error unpackaging native libs for app, errorCode=" + copyRet); 7575 } 7576 7577 if (copyRet >= 0) { 7578 pkg.applicationInfo.primaryCpuAbi = abiList[copyRet]; 7579 } else if (copyRet == PackageManager.NO_NATIVE_LIBRARIES && cpuAbiOverride != null) { 7580 pkg.applicationInfo.primaryCpuAbi = cpuAbiOverride; 7581 } else if (needsRenderScriptOverride) { 7582 pkg.applicationInfo.primaryCpuAbi = abiList[0]; 7583 } 7584 } 7585 } catch (IOException ioe) { 7586 Slog.e(TAG, "Unable to get canonical file " + ioe.toString()); 7587 } finally { 7588 IoUtils.closeQuietly(handle); 7589 } 7590 7591 // Now that we've calculated the ABIs and determined if it's an internal app, 7592 // we will go ahead and populate the nativeLibraryPath. 7593 setNativeLibraryPaths(pkg); 7594 } 7595 7596 /** 7597 * Adjusts ABIs for a set of packages belonging to a shared user so that they all match. 7598 * i.e, so that all packages can be run inside a single process if required. 7599 * 7600 * Optionally, callers can pass in a parsed package via {@code newPackage} in which case 7601 * this function will either try and make the ABI for all packages in {@code packagesForUser} 7602 * match {@code scannedPackage} or will update the ABI of {@code scannedPackage} to match 7603 * the ABI selected for {@code packagesForUser}. This variant is used when installing or 7604 * updating a package that belongs to a shared user. 7605 * 7606 * NOTE: We currently only match for the primary CPU abi string. Matching the secondary 7607 * adds unnecessary complexity. 7608 */ 7609 private void adjustCpuAbisForSharedUserLPw(Set<PackageSetting> packagesForUser, 7610 PackageParser.Package scannedPackage, boolean forceDexOpt, boolean deferDexOpt) { 7611 String requiredInstructionSet = null; 7612 if (scannedPackage != null && scannedPackage.applicationInfo.primaryCpuAbi != null) { 7613 requiredInstructionSet = VMRuntime.getInstructionSet( 7614 scannedPackage.applicationInfo.primaryCpuAbi); 7615 } 7616 7617 PackageSetting requirer = null; 7618 for (PackageSetting ps : packagesForUser) { 7619 // If packagesForUser contains scannedPackage, we skip it. This will happen 7620 // when scannedPackage is an update of an existing package. Without this check, 7621 // we will never be able to change the ABI of any package belonging to a shared 7622 // user, even if it's compatible with other packages. 7623 if (scannedPackage == null || !scannedPackage.packageName.equals(ps.name)) { 7624 if (ps.primaryCpuAbiString == null) { 7625 continue; 7626 } 7627 7628 final String instructionSet = VMRuntime.getInstructionSet(ps.primaryCpuAbiString); 7629 if (requiredInstructionSet != null && !instructionSet.equals(requiredInstructionSet)) { 7630 // We have a mismatch between instruction sets (say arm vs arm64) warn about 7631 // this but there's not much we can do. 7632 String errorMessage = "Instruction set mismatch, " 7633 + ((requirer == null) ? "[caller]" : requirer) 7634 + " requires " + requiredInstructionSet + " whereas " + ps 7635 + " requires " + instructionSet; 7636 Slog.w(TAG, errorMessage); 7637 } 7638 7639 if (requiredInstructionSet == null) { 7640 requiredInstructionSet = instructionSet; 7641 requirer = ps; 7642 } 7643 } 7644 } 7645 7646 if (requiredInstructionSet != null) { 7647 String adjustedAbi; 7648 if (requirer != null) { 7649 // requirer != null implies that either scannedPackage was null or that scannedPackage 7650 // did not require an ABI, in which case we have to adjust scannedPackage to match 7651 // the ABI of the set (which is the same as requirer's ABI) 7652 adjustedAbi = requirer.primaryCpuAbiString; 7653 if (scannedPackage != null) { 7654 scannedPackage.applicationInfo.primaryCpuAbi = adjustedAbi; 7655 } 7656 } else { 7657 // requirer == null implies that we're updating all ABIs in the set to 7658 // match scannedPackage. 7659 adjustedAbi = scannedPackage.applicationInfo.primaryCpuAbi; 7660 } 7661 7662 for (PackageSetting ps : packagesForUser) { 7663 if (scannedPackage == null || !scannedPackage.packageName.equals(ps.name)) { 7664 if (ps.primaryCpuAbiString != null) { 7665 continue; 7666 } 7667 7668 ps.primaryCpuAbiString = adjustedAbi; 7669 if (ps.pkg != null && ps.pkg.applicationInfo != null) { 7670 ps.pkg.applicationInfo.primaryCpuAbi = adjustedAbi; 7671 Slog.i(TAG, "Adjusting ABI for : " + ps.name + " to " + adjustedAbi); 7672 7673 int result = mPackageDexOptimizer.performDexOpt(ps.pkg, 7674 null /* instruction sets */, forceDexOpt, deferDexOpt, true); 7675 if (result == PackageDexOptimizer.DEX_OPT_FAILED) { 7676 ps.primaryCpuAbiString = null; 7677 ps.pkg.applicationInfo.primaryCpuAbi = null; 7678 return; 7679 } else { 7680 mInstaller.rmdex(ps.codePathString, 7681 getDexCodeInstructionSet(getPreferredInstructionSet())); 7682 } 7683 } 7684 } 7685 } 7686 } 7687 } 7688 7689 private void setUpCustomResolverActivity(PackageParser.Package pkg) { 7690 synchronized (mPackages) { 7691 mResolverReplaced = true; 7692 // Set up information for custom user intent resolution activity. 7693 mResolveActivity.applicationInfo = pkg.applicationInfo; 7694 mResolveActivity.name = mCustomResolverComponentName.getClassName(); 7695 mResolveActivity.packageName = pkg.applicationInfo.packageName; 7696 mResolveActivity.processName = pkg.applicationInfo.packageName; 7697 mResolveActivity.launchMode = ActivityInfo.LAUNCH_MULTIPLE; 7698 mResolveActivity.flags = ActivityInfo.FLAG_EXCLUDE_FROM_RECENTS | 7699 ActivityInfo.FLAG_FINISH_ON_CLOSE_SYSTEM_DIALOGS; 7700 mResolveActivity.theme = 0; 7701 mResolveActivity.exported = true; 7702 mResolveActivity.enabled = true; 7703 mResolveInfo.activityInfo = mResolveActivity; 7704 mResolveInfo.priority = 0; 7705 mResolveInfo.preferredOrder = 0; 7706 mResolveInfo.match = 0; 7707 mResolveComponentName = mCustomResolverComponentName; 7708 Slog.i(TAG, "Replacing default ResolverActivity with custom activity: " + 7709 mResolveComponentName); 7710 } 7711 } 7712 7713 private static String calculateBundledApkRoot(final String codePathString) { 7714 final File codePath = new File(codePathString); 7715 final File codeRoot; 7716 if (FileUtils.contains(Environment.getRootDirectory(), codePath)) { 7717 codeRoot = Environment.getRootDirectory(); 7718 } else if (FileUtils.contains(Environment.getOemDirectory(), codePath)) { 7719 codeRoot = Environment.getOemDirectory(); 7720 } else if (FileUtils.contains(Environment.getVendorDirectory(), codePath)) { 7721 codeRoot = Environment.getVendorDirectory(); 7722 } else { 7723 // Unrecognized code path; take its top real segment as the apk root: 7724 // e.g. /something/app/blah.apk => /something 7725 try { 7726 File f = codePath.getCanonicalFile(); 7727 File parent = f.getParentFile(); // non-null because codePath is a file 7728 File tmp; 7729 while ((tmp = parent.getParentFile()) != null) { 7730 f = parent; 7731 parent = tmp; 7732 } 7733 codeRoot = f; 7734 Slog.w(TAG, "Unrecognized code path " 7735 + codePath + " - using " + codeRoot); 7736 } catch (IOException e) { 7737 // Can't canonicalize the code path -- shenanigans? 7738 Slog.w(TAG, "Can't canonicalize code path " + codePath); 7739 return Environment.getRootDirectory().getPath(); 7740 } 7741 } 7742 return codeRoot.getPath(); 7743 } 7744 7745 /** 7746 * Derive and set the location of native libraries for the given package, 7747 * which varies depending on where and how the package was installed. 7748 */ 7749 private void setNativeLibraryPaths(PackageParser.Package pkg) { 7750 final ApplicationInfo info = pkg.applicationInfo; 7751 final String codePath = pkg.codePath; 7752 final File codeFile = new File(codePath); 7753 final boolean bundledApp = info.isSystemApp() && !info.isUpdatedSystemApp(); 7754 final boolean asecApp = info.isForwardLocked() || isExternal(info); 7755 7756 info.nativeLibraryRootDir = null; 7757 info.nativeLibraryRootRequiresIsa = false; 7758 info.nativeLibraryDir = null; 7759 info.secondaryNativeLibraryDir = null; 7760 7761 if (isApkFile(codeFile)) { 7762 // Monolithic install 7763 if (bundledApp) { 7764 // If "/system/lib64/apkname" exists, assume that is the per-package 7765 // native library directory to use; otherwise use "/system/lib/apkname". 7766 final String apkRoot = calculateBundledApkRoot(info.sourceDir); 7767 final boolean is64Bit = VMRuntime.is64BitInstructionSet( 7768 getPrimaryInstructionSet(info)); 7769 7770 // This is a bundled system app so choose the path based on the ABI. 7771 // if it's a 64 bit abi, use lib64 otherwise use lib32. Note that this 7772 // is just the default path. 7773 final String apkName = deriveCodePathName(codePath); 7774 final String libDir = is64Bit ? LIB64_DIR_NAME : LIB_DIR_NAME; 7775 info.nativeLibraryRootDir = Environment.buildPath(new File(apkRoot), libDir, 7776 apkName).getAbsolutePath(); 7777 7778 if (info.secondaryCpuAbi != null) { 7779 final String secondaryLibDir = is64Bit ? LIB_DIR_NAME : LIB64_DIR_NAME; 7780 info.secondaryNativeLibraryDir = Environment.buildPath(new File(apkRoot), 7781 secondaryLibDir, apkName).getAbsolutePath(); 7782 } 7783 } else if (asecApp) { 7784 info.nativeLibraryRootDir = new File(codeFile.getParentFile(), LIB_DIR_NAME) 7785 .getAbsolutePath(); 7786 } else { 7787 final String apkName = deriveCodePathName(codePath); 7788 info.nativeLibraryRootDir = new File(mAppLib32InstallDir, apkName) 7789 .getAbsolutePath(); 7790 } 7791 7792 info.nativeLibraryRootRequiresIsa = false; 7793 info.nativeLibraryDir = info.nativeLibraryRootDir; 7794 } else { 7795 // Cluster install 7796 info.nativeLibraryRootDir = new File(codeFile, LIB_DIR_NAME).getAbsolutePath(); 7797 info.nativeLibraryRootRequiresIsa = true; 7798 7799 info.nativeLibraryDir = new File(info.nativeLibraryRootDir, 7800 getPrimaryInstructionSet(info)).getAbsolutePath(); 7801 7802 if (info.secondaryCpuAbi != null) { 7803 info.secondaryNativeLibraryDir = new File(info.nativeLibraryRootDir, 7804 VMRuntime.getInstructionSet(info.secondaryCpuAbi)).getAbsolutePath(); 7805 } 7806 } 7807 } 7808 7809 /** 7810 * Calculate the abis and roots for a bundled app. These can uniquely 7811 * be determined from the contents of the system partition, i.e whether 7812 * it contains 64 or 32 bit shared libraries etc. We do not validate any 7813 * of this information, and instead assume that the system was built 7814 * sensibly. 7815 */ 7816 private void setBundledAppAbisAndRoots(PackageParser.Package pkg, 7817 PackageSetting pkgSetting) { 7818 final String apkName = deriveCodePathName(pkg.applicationInfo.getCodePath()); 7819 7820 // If "/system/lib64/apkname" exists, assume that is the per-package 7821 // native library directory to use; otherwise use "/system/lib/apkname". 7822 final String apkRoot = calculateBundledApkRoot(pkg.applicationInfo.sourceDir); 7823 setBundledAppAbi(pkg, apkRoot, apkName); 7824 // pkgSetting might be null during rescan following uninstall of updates 7825 // to a bundled app, so accommodate that possibility. The settings in 7826 // that case will be established later from the parsed package. 7827 // 7828 // If the settings aren't null, sync them up with what we've just derived. 7829 // note that apkRoot isn't stored in the package settings. 7830 if (pkgSetting != null) { 7831 pkgSetting.primaryCpuAbiString = pkg.applicationInfo.primaryCpuAbi; 7832 pkgSetting.secondaryCpuAbiString = pkg.applicationInfo.secondaryCpuAbi; 7833 } 7834 } 7835 7836 /** 7837 * Deduces the ABI of a bundled app and sets the relevant fields on the 7838 * parsed pkg object. 7839 * 7840 * @param apkRoot the root of the installed apk, something like {@code /system} or {@code /oem} 7841 * under which system libraries are installed. 7842 * @param apkName the name of the installed package. 7843 */ 7844 private static void setBundledAppAbi(PackageParser.Package pkg, String apkRoot, String apkName) { 7845 final File codeFile = new File(pkg.codePath); 7846 7847 final boolean has64BitLibs; 7848 final boolean has32BitLibs; 7849 if (isApkFile(codeFile)) { 7850 // Monolithic install 7851 has64BitLibs = (new File(apkRoot, new File(LIB64_DIR_NAME, apkName).getPath())).exists(); 7852 has32BitLibs = (new File(apkRoot, new File(LIB_DIR_NAME, apkName).getPath())).exists(); 7853 } else { 7854 // Cluster install 7855 final File rootDir = new File(codeFile, LIB_DIR_NAME); 7856 if (!ArrayUtils.isEmpty(Build.SUPPORTED_64_BIT_ABIS) 7857 && !TextUtils.isEmpty(Build.SUPPORTED_64_BIT_ABIS[0])) { 7858 final String isa = VMRuntime.getInstructionSet(Build.SUPPORTED_64_BIT_ABIS[0]); 7859 has64BitLibs = (new File(rootDir, isa)).exists(); 7860 } else { 7861 has64BitLibs = false; 7862 } 7863 if (!ArrayUtils.isEmpty(Build.SUPPORTED_32_BIT_ABIS) 7864 && !TextUtils.isEmpty(Build.SUPPORTED_32_BIT_ABIS[0])) { 7865 final String isa = VMRuntime.getInstructionSet(Build.SUPPORTED_32_BIT_ABIS[0]); 7866 has32BitLibs = (new File(rootDir, isa)).exists(); 7867 } else { 7868 has32BitLibs = false; 7869 } 7870 } 7871 7872 if (has64BitLibs && !has32BitLibs) { 7873 // The package has 64 bit libs, but not 32 bit libs. Its primary 7874 // ABI should be 64 bit. We can safely assume here that the bundled 7875 // native libraries correspond to the most preferred ABI in the list. 7876 7877 pkg.applicationInfo.primaryCpuAbi = Build.SUPPORTED_64_BIT_ABIS[0]; 7878 pkg.applicationInfo.secondaryCpuAbi = null; 7879 } else if (has32BitLibs && !has64BitLibs) { 7880 // The package has 32 bit libs but not 64 bit libs. Its primary 7881 // ABI should be 32 bit. 7882 7883 pkg.applicationInfo.primaryCpuAbi = Build.SUPPORTED_32_BIT_ABIS[0]; 7884 pkg.applicationInfo.secondaryCpuAbi = null; 7885 } else if (has32BitLibs && has64BitLibs) { 7886 // The application has both 64 and 32 bit bundled libraries. We check 7887 // here that the app declares multiArch support, and warn if it doesn't. 7888 // 7889 // We will be lenient here and record both ABIs. The primary will be the 7890 // ABI that's higher on the list, i.e, a device that's configured to prefer 7891 // 64 bit apps will see a 64 bit primary ABI, 7892 7893 if ((pkg.applicationInfo.flags & ApplicationInfo.FLAG_MULTIARCH) == 0) { 7894 Slog.e(TAG, "Package: " + pkg + " has multiple bundled libs, but is not multiarch."); 7895 } 7896 7897 if (VMRuntime.is64BitInstructionSet(getPreferredInstructionSet())) { 7898 pkg.applicationInfo.primaryCpuAbi = Build.SUPPORTED_64_BIT_ABIS[0]; 7899 pkg.applicationInfo.secondaryCpuAbi = Build.SUPPORTED_32_BIT_ABIS[0]; 7900 } else { 7901 pkg.applicationInfo.primaryCpuAbi = Build.SUPPORTED_32_BIT_ABIS[0]; 7902 pkg.applicationInfo.secondaryCpuAbi = Build.SUPPORTED_64_BIT_ABIS[0]; 7903 } 7904 } else { 7905 pkg.applicationInfo.primaryCpuAbi = null; 7906 pkg.applicationInfo.secondaryCpuAbi = null; 7907 } 7908 } 7909 7910 private void killApplication(String pkgName, int appId, String reason) { 7911 // Request the ActivityManager to kill the process(only for existing packages) 7912 // so that we do not end up in a confused state while the user is still using the older 7913 // version of the application while the new one gets installed. 7914 IActivityManager am = ActivityManagerNative.getDefault(); 7915 if (am != null) { 7916 try { 7917 am.killApplicationWithAppId(pkgName, appId, reason); 7918 } catch (RemoteException e) { 7919 } 7920 } 7921 } 7922 7923 void removePackageLI(PackageSetting ps, boolean chatty) { 7924 if (DEBUG_INSTALL) { 7925 if (chatty) 7926 Log.d(TAG, "Removing package " + ps.name); 7927 } 7928 7929 // writer 7930 synchronized (mPackages) { 7931 mPackages.remove(ps.name); 7932 final PackageParser.Package pkg = ps.pkg; 7933 if (pkg != null) { 7934 cleanPackageDataStructuresLILPw(pkg, chatty); 7935 } 7936 } 7937 } 7938 7939 void removeInstalledPackageLI(PackageParser.Package pkg, boolean chatty) { 7940 if (DEBUG_INSTALL) { 7941 if (chatty) 7942 Log.d(TAG, "Removing package " + pkg.applicationInfo.packageName); 7943 } 7944 7945 // writer 7946 synchronized (mPackages) { 7947 mPackages.remove(pkg.applicationInfo.packageName); 7948 cleanPackageDataStructuresLILPw(pkg, chatty); 7949 } 7950 } 7951 7952 void cleanPackageDataStructuresLILPw(PackageParser.Package pkg, boolean chatty) { 7953 int N = pkg.providers.size(); 7954 StringBuilder r = null; 7955 int i; 7956 for (i=0; i<N; i++) { 7957 PackageParser.Provider p = pkg.providers.get(i); 7958 mProviders.removeProvider(p); 7959 if (p.info.authority == null) { 7960 7961 /* There was another ContentProvider with this authority when 7962 * this app was installed so this authority is null, 7963 * Ignore it as we don't have to unregister the provider. 7964 */ 7965 continue; 7966 } 7967 String names[] = p.info.authority.split(";"); 7968 for (int j = 0; j < names.length; j++) { 7969 if (mProvidersByAuthority.get(names[j]) == p) { 7970 mProvidersByAuthority.remove(names[j]); 7971 if (DEBUG_REMOVE) { 7972 if (chatty) 7973 Log.d(TAG, "Unregistered content provider: " + names[j] 7974 + ", className = " + p.info.name + ", isSyncable = " 7975 + p.info.isSyncable); 7976 } 7977 } 7978 } 7979 if (DEBUG_REMOVE && chatty) { 7980 if (r == null) { 7981 r = new StringBuilder(256); 7982 } else { 7983 r.append(' '); 7984 } 7985 r.append(p.info.name); 7986 } 7987 } 7988 if (r != null) { 7989 if (DEBUG_REMOVE) Log.d(TAG, " Providers: " + r); 7990 } 7991 7992 N = pkg.services.size(); 7993 r = null; 7994 for (i=0; i<N; i++) { 7995 PackageParser.Service s = pkg.services.get(i); 7996 mServices.removeService(s); 7997 if (chatty) { 7998 if (r == null) { 7999 r = new StringBuilder(256); 8000 } else { 8001 r.append(' '); 8002 } 8003 r.append(s.info.name); 8004 } 8005 } 8006 if (r != null) { 8007 if (DEBUG_REMOVE) Log.d(TAG, " Services: " + r); 8008 } 8009 8010 N = pkg.receivers.size(); 8011 r = null; 8012 for (i=0; i<N; i++) { 8013 PackageParser.Activity a = pkg.receivers.get(i); 8014 mReceivers.removeActivity(a, "receiver"); 8015 if (DEBUG_REMOVE && chatty) { 8016 if (r == null) { 8017 r = new StringBuilder(256); 8018 } else { 8019 r.append(' '); 8020 } 8021 r.append(a.info.name); 8022 } 8023 } 8024 if (r != null) { 8025 if (DEBUG_REMOVE) Log.d(TAG, " Receivers: " + r); 8026 } 8027 8028 N = pkg.activities.size(); 8029 r = null; 8030 for (i=0; i<N; i++) { 8031 PackageParser.Activity a = pkg.activities.get(i); 8032 mActivities.removeActivity(a, "activity"); 8033 if (DEBUG_REMOVE && chatty) { 8034 if (r == null) { 8035 r = new StringBuilder(256); 8036 } else { 8037 r.append(' '); 8038 } 8039 r.append(a.info.name); 8040 } 8041 } 8042 if (r != null) { 8043 if (DEBUG_REMOVE) Log.d(TAG, " Activities: " + r); 8044 } 8045 8046 N = pkg.permissions.size(); 8047 r = null; 8048 for (i=0; i<N; i++) { 8049 PackageParser.Permission p = pkg.permissions.get(i); 8050 BasePermission bp = mSettings.mPermissions.get(p.info.name); 8051 if (bp == null) { 8052 bp = mSettings.mPermissionTrees.get(p.info.name); 8053 } 8054 if (bp != null && bp.perm == p) { 8055 bp.perm = null; 8056 if (DEBUG_REMOVE && chatty) { 8057 if (r == null) { 8058 r = new StringBuilder(256); 8059 } else { 8060 r.append(' '); 8061 } 8062 r.append(p.info.name); 8063 } 8064 } 8065 if ((p.info.protectionLevel&PermissionInfo.PROTECTION_FLAG_APPOP) != 0) { 8066 ArraySet<String> appOpPerms = mAppOpPermissionPackages.get(p.info.name); 8067 if (appOpPerms != null) { 8068 appOpPerms.remove(pkg.packageName); 8069 } 8070 } 8071 } 8072 if (r != null) { 8073 if (DEBUG_REMOVE) Log.d(TAG, " Permissions: " + r); 8074 } 8075 8076 N = pkg.requestedPermissions.size(); 8077 r = null; 8078 for (i=0; i<N; i++) { 8079 String perm = pkg.requestedPermissions.get(i); 8080 BasePermission bp = mSettings.mPermissions.get(perm); 8081 if (bp != null && (bp.protectionLevel&PermissionInfo.PROTECTION_FLAG_APPOP) != 0) { 8082 ArraySet<String> appOpPerms = mAppOpPermissionPackages.get(perm); 8083 if (appOpPerms != null) { 8084 appOpPerms.remove(pkg.packageName); 8085 if (appOpPerms.isEmpty()) { 8086 mAppOpPermissionPackages.remove(perm); 8087 } 8088 } 8089 } 8090 } 8091 if (r != null) { 8092 if (DEBUG_REMOVE) Log.d(TAG, " Permissions: " + r); 8093 } 8094 8095 N = pkg.instrumentation.size(); 8096 r = null; 8097 for (i=0; i<N; i++) { 8098 PackageParser.Instrumentation a = pkg.instrumentation.get(i); 8099 mInstrumentation.remove(a.getComponentName()); 8100 if (DEBUG_REMOVE && chatty) { 8101 if (r == null) { 8102 r = new StringBuilder(256); 8103 } else { 8104 r.append(' '); 8105 } 8106 r.append(a.info.name); 8107 } 8108 } 8109 if (r != null) { 8110 if (DEBUG_REMOVE) Log.d(TAG, " Instrumentation: " + r); 8111 } 8112 8113 r = null; 8114 if ((pkg.applicationInfo.flags&ApplicationInfo.FLAG_SYSTEM) != 0) { 8115 // Only system apps can hold shared libraries. 8116 if (pkg.libraryNames != null) { 8117 for (i=0; i<pkg.libraryNames.size(); i++) { 8118 String name = pkg.libraryNames.get(i); 8119 SharedLibraryEntry cur = mSharedLibraries.get(name); 8120 if (cur != null && cur.apk != null && cur.apk.equals(pkg.packageName)) { 8121 mSharedLibraries.remove(name); 8122 if (DEBUG_REMOVE && chatty) { 8123 if (r == null) { 8124 r = new StringBuilder(256); 8125 } else { 8126 r.append(' '); 8127 } 8128 r.append(name); 8129 } 8130 } 8131 } 8132 } 8133 } 8134 if (r != null) { 8135 if (DEBUG_REMOVE) Log.d(TAG, " Libraries: " + r); 8136 } 8137 } 8138 8139 private static boolean hasPermission(PackageParser.Package pkgInfo, String perm) { 8140 for (int i=pkgInfo.permissions.size()-1; i>=0; i--) { 8141 if (pkgInfo.permissions.get(i).info.name.equals(perm)) { 8142 return true; 8143 } 8144 } 8145 return false; 8146 } 8147 8148 static final int UPDATE_PERMISSIONS_ALL = 1<<0; 8149 static final int UPDATE_PERMISSIONS_REPLACE_PKG = 1<<1; 8150 static final int UPDATE_PERMISSIONS_REPLACE_ALL = 1<<2; 8151 8152 private void updatePermissionsLPw(String changingPkg, 8153 PackageParser.Package pkgInfo, int flags) { 8154 // Make sure there are no dangling permission trees. 8155 Iterator<BasePermission> it = mSettings.mPermissionTrees.values().iterator(); 8156 while (it.hasNext()) { 8157 final BasePermission bp = it.next(); 8158 if (bp.packageSetting == null) { 8159 // We may not yet have parsed the package, so just see if 8160 // we still know about its settings. 8161 bp.packageSetting = mSettings.mPackages.get(bp.sourcePackage); 8162 } 8163 if (bp.packageSetting == null) { 8164 Slog.w(TAG, "Removing dangling permission tree: " + bp.name 8165 + " from package " + bp.sourcePackage); 8166 it.remove(); 8167 } else if (changingPkg != null && changingPkg.equals(bp.sourcePackage)) { 8168 if (pkgInfo == null || !hasPermission(pkgInfo, bp.name)) { 8169 Slog.i(TAG, "Removing old permission tree: " + bp.name 8170 + " from package " + bp.sourcePackage); 8171 flags |= UPDATE_PERMISSIONS_ALL; 8172 it.remove(); 8173 } 8174 } 8175 } 8176 8177 // Make sure all dynamic permissions have been assigned to a package, 8178 // and make sure there are no dangling permissions. 8179 it = mSettings.mPermissions.values().iterator(); 8180 while (it.hasNext()) { 8181 final BasePermission bp = it.next(); 8182 if (bp.type == BasePermission.TYPE_DYNAMIC) { 8183 if (DEBUG_SETTINGS) Log.v(TAG, "Dynamic permission: name=" 8184 + bp.name + " pkg=" + bp.sourcePackage 8185 + " info=" + bp.pendingInfo); 8186 if (bp.packageSetting == null && bp.pendingInfo != null) { 8187 final BasePermission tree = findPermissionTreeLP(bp.name); 8188 if (tree != null && tree.perm != null) { 8189 bp.packageSetting = tree.packageSetting; 8190 bp.perm = new PackageParser.Permission(tree.perm.owner, 8191 new PermissionInfo(bp.pendingInfo)); 8192 bp.perm.info.packageName = tree.perm.info.packageName; 8193 bp.perm.info.name = bp.name; 8194 bp.uid = tree.uid; 8195 } 8196 } 8197 } 8198 if (bp.packageSetting == null) { 8199 // We may not yet have parsed the package, so just see if 8200 // we still know about its settings. 8201 bp.packageSetting = mSettings.mPackages.get(bp.sourcePackage); 8202 } 8203 if (bp.packageSetting == null) { 8204 Slog.w(TAG, "Removing dangling permission: " + bp.name 8205 + " from package " + bp.sourcePackage); 8206 it.remove(); 8207 } else if (changingPkg != null && changingPkg.equals(bp.sourcePackage)) { 8208 if (pkgInfo == null || !hasPermission(pkgInfo, bp.name)) { 8209 Slog.i(TAG, "Removing old permission: " + bp.name 8210 + " from package " + bp.sourcePackage); 8211 flags |= UPDATE_PERMISSIONS_ALL; 8212 it.remove(); 8213 } 8214 } 8215 } 8216 8217 // Now update the permissions for all packages, in particular 8218 // replace the granted permissions of the system packages. 8219 if ((flags&UPDATE_PERMISSIONS_ALL) != 0) { 8220 for (PackageParser.Package pkg : mPackages.values()) { 8221 if (pkg != pkgInfo) { 8222 grantPermissionsLPw(pkg, (flags&UPDATE_PERMISSIONS_REPLACE_ALL) != 0, 8223 changingPkg); 8224 } 8225 } 8226 } 8227 8228 if (pkgInfo != null) { 8229 grantPermissionsLPw(pkgInfo, (flags&UPDATE_PERMISSIONS_REPLACE_PKG) != 0, changingPkg); 8230 } 8231 } 8232 8233 private void grantPermissionsLPw(PackageParser.Package pkg, boolean replace, 8234 String packageOfInterest) { 8235 // IMPORTANT: There are two types of permissions: install and runtime. 8236 // Install time permissions are granted when the app is installed to 8237 // all device users and users added in the future. Runtime permissions 8238 // are granted at runtime explicitly to specific users. Normal and signature 8239 // protected permissions are install time permissions. Dangerous permissions 8240 // are install permissions if the app's target SDK is Lollipop MR1 or older, 8241 // otherwise they are runtime permissions. This function does not manage 8242 // runtime permissions except for the case an app targeting Lollipop MR1 8243 // being upgraded to target a newer SDK, in which case dangerous permissions 8244 // are transformed from install time to runtime ones. 8245 8246 final PackageSetting ps = (PackageSetting) pkg.mExtras; 8247 if (ps == null) { 8248 return; 8249 } 8250 8251 PermissionsState permissionsState = ps.getPermissionsState(); 8252 PermissionsState origPermissions = permissionsState; 8253 8254 final int[] currentUserIds = UserManagerService.getInstance().getUserIds(); 8255 8256 int[] changedRuntimePermissionUserIds = EMPTY_INT_ARRAY; 8257 8258 boolean changedInstallPermission = false; 8259 8260 if (replace) { 8261 ps.installPermissionsFixed = false; 8262 if (!ps.isSharedUser()) { 8263 origPermissions = new PermissionsState(permissionsState); 8264 permissionsState.reset(); 8265 } 8266 } 8267 8268 permissionsState.setGlobalGids(mGlobalGids); 8269 8270 final int N = pkg.requestedPermissions.size(); 8271 for (int i=0; i<N; i++) { 8272 final String name = pkg.requestedPermissions.get(i); 8273 final BasePermission bp = mSettings.mPermissions.get(name); 8274 8275 if (DEBUG_INSTALL) { 8276 Log.i(TAG, "Package " + pkg.packageName + " checking " + name + ": " + bp); 8277 } 8278 8279 if (bp == null || bp.packageSetting == null) { 8280 if (packageOfInterest == null || packageOfInterest.equals(pkg.packageName)) { 8281 Slog.w(TAG, "Unknown permission " + name 8282 + " in package " + pkg.packageName); 8283 } 8284 continue; 8285 } 8286 8287 final String perm = bp.name; 8288 boolean allowedSig = false; 8289 int grant = GRANT_DENIED; 8290 8291 // Keep track of app op permissions. 8292 if ((bp.protectionLevel & PermissionInfo.PROTECTION_FLAG_APPOP) != 0) { 8293 ArraySet<String> pkgs = mAppOpPermissionPackages.get(bp.name); 8294 if (pkgs == null) { 8295 pkgs = new ArraySet<>(); 8296 mAppOpPermissionPackages.put(bp.name, pkgs); 8297 } 8298 pkgs.add(pkg.packageName); 8299 } 8300 8301 final int level = bp.protectionLevel & PermissionInfo.PROTECTION_MASK_BASE; 8302 switch (level) { 8303 case PermissionInfo.PROTECTION_NORMAL: { 8304 // For all apps normal permissions are install time ones. 8305 grant = GRANT_INSTALL; 8306 } break; 8307 8308 case PermissionInfo.PROTECTION_DANGEROUS: { 8309 if (pkg.applicationInfo.targetSdkVersion <= Build.VERSION_CODES.LOLLIPOP_MR1) { 8310 // For legacy apps dangerous permissions are install time ones. 8311 grant = GRANT_INSTALL_LEGACY; 8312 } else if (origPermissions.hasInstallPermission(bp.name)) { 8313 // For legacy apps that became modern, install becomes runtime. 8314 grant = GRANT_UPGRADE; 8315 } else { 8316 // For modern apps keep runtime permissions unchanged. 8317 grant = GRANT_RUNTIME; 8318 } 8319 } break; 8320 8321 case PermissionInfo.PROTECTION_SIGNATURE: { 8322 // For all apps signature permissions are install time ones. 8323 allowedSig = grantSignaturePermission(perm, pkg, bp, origPermissions); 8324 if (allowedSig) { 8325 grant = GRANT_INSTALL; 8326 } 8327 } break; 8328 } 8329 8330 if (DEBUG_INSTALL) { 8331 Log.i(TAG, "Package " + pkg.packageName + " granting " + perm); 8332 } 8333 8334 if (grant != GRANT_DENIED) { 8335 if (!isSystemApp(ps) && ps.installPermissionsFixed) { 8336 // If this is an existing, non-system package, then 8337 // we can't add any new permissions to it. 8338 if (!allowedSig && !origPermissions.hasInstallPermission(perm)) { 8339 // Except... if this is a permission that was added 8340 // to the platform (note: need to only do this when 8341 // updating the platform). 8342 if (!isNewPlatformPermissionForPackage(perm, pkg)) { 8343 grant = GRANT_DENIED; 8344 } 8345 } 8346 } 8347 8348 switch (grant) { 8349 case GRANT_INSTALL: { 8350 // Revoke this as runtime permission to handle the case of 8351 // a runtime permission being downgraded to an install one. 8352 for (int userId : UserManagerService.getInstance().getUserIds()) { 8353 if (origPermissions.getRuntimePermissionState( 8354 bp.name, userId) != null) { 8355 // Revoke the runtime permission and clear the flags. 8356 origPermissions.revokeRuntimePermission(bp, userId); 8357 origPermissions.updatePermissionFlags(bp, userId, 8358 PackageManager.MASK_PERMISSION_FLAGS, 0); 8359 // If we revoked a permission permission, we have to write. 8360 changedRuntimePermissionUserIds = ArrayUtils.appendInt( 8361 changedRuntimePermissionUserIds, userId); 8362 } 8363 } 8364 // Grant an install permission. 8365 if (permissionsState.grantInstallPermission(bp) != 8366 PermissionsState.PERMISSION_OPERATION_FAILURE) { 8367 changedInstallPermission = true; 8368 } 8369 } break; 8370 8371 case GRANT_INSTALL_LEGACY: { 8372 // Grant an install permission. 8373 if (permissionsState.grantInstallPermission(bp) != 8374 PermissionsState.PERMISSION_OPERATION_FAILURE) { 8375 changedInstallPermission = true; 8376 } 8377 } break; 8378 8379 case GRANT_RUNTIME: { 8380 // Grant previously granted runtime permissions. 8381 for (int userId : UserManagerService.getInstance().getUserIds()) { 8382 PermissionState permissionState = origPermissions 8383 .getRuntimePermissionState(bp.name, userId); 8384 final int flags = permissionState != null 8385 ? permissionState.getFlags() : 0; 8386 if (origPermissions.hasRuntimePermission(bp.name, userId)) { 8387 if (permissionsState.grantRuntimePermission(bp, userId) == 8388 PermissionsState.PERMISSION_OPERATION_FAILURE) { 8389 // If we cannot put the permission as it was, we have to write. 8390 changedRuntimePermissionUserIds = ArrayUtils.appendInt( 8391 changedRuntimePermissionUserIds, userId); 8392 } 8393 } 8394 // Propagate the permission flags. 8395 permissionsState.updatePermissionFlags(bp, userId, flags, flags); 8396 } 8397 } break; 8398 8399 case GRANT_UPGRADE: { 8400 // Grant runtime permissions for a previously held install permission. 8401 PermissionState permissionState = origPermissions 8402 .getInstallPermissionState(bp.name); 8403 final int flags = permissionState != null ? permissionState.getFlags() : 0; 8404 8405 if (origPermissions.revokeInstallPermission(bp) 8406 != PermissionsState.PERMISSION_OPERATION_FAILURE) { 8407 // We will be transferring the permission flags, so clear them. 8408 origPermissions.updatePermissionFlags(bp, UserHandle.USER_ALL, 8409 PackageManager.MASK_PERMISSION_FLAGS, 0); 8410 changedInstallPermission = true; 8411 } 8412 8413 // If the permission is not to be promoted to runtime we ignore it and 8414 // also its other flags as they are not applicable to install permissions. 8415 if ((flags & PackageManager.FLAG_PERMISSION_REVOKE_ON_UPGRADE) == 0) { 8416 for (int userId : currentUserIds) { 8417 if (permissionsState.grantRuntimePermission(bp, userId) != 8418 PermissionsState.PERMISSION_OPERATION_FAILURE) { 8419 // Transfer the permission flags. 8420 permissionsState.updatePermissionFlags(bp, userId, 8421 flags, flags); 8422 // If we granted the permission, we have to write. 8423 changedRuntimePermissionUserIds = ArrayUtils.appendInt( 8424 changedRuntimePermissionUserIds, userId); 8425 } 8426 } 8427 } 8428 } break; 8429 8430 default: { 8431 if (packageOfInterest == null 8432 || packageOfInterest.equals(pkg.packageName)) { 8433 Slog.w(TAG, "Not granting permission " + perm 8434 + " to package " + pkg.packageName 8435 + " because it was previously installed without"); 8436 } 8437 } break; 8438 } 8439 } else { 8440 if (permissionsState.revokeInstallPermission(bp) != 8441 PermissionsState.PERMISSION_OPERATION_FAILURE) { 8442 // Also drop the permission flags. 8443 permissionsState.updatePermissionFlags(bp, UserHandle.USER_ALL, 8444 PackageManager.MASK_PERMISSION_FLAGS, 0); 8445 changedInstallPermission = true; 8446 Slog.i(TAG, "Un-granting permission " + perm 8447 + " from package " + pkg.packageName 8448 + " (protectionLevel=" + bp.protectionLevel 8449 + " flags=0x" + Integer.toHexString(pkg.applicationInfo.flags) 8450 + ")"); 8451 } else if ((bp.protectionLevel&PermissionInfo.PROTECTION_FLAG_APPOP) == 0) { 8452 // Don't print warning for app op permissions, since it is fine for them 8453 // not to be granted, there is a UI for the user to decide. 8454 if (packageOfInterest == null || packageOfInterest.equals(pkg.packageName)) { 8455 Slog.w(TAG, "Not granting permission " + perm 8456 + " to package " + pkg.packageName 8457 + " (protectionLevel=" + bp.protectionLevel 8458 + " flags=0x" + Integer.toHexString(pkg.applicationInfo.flags) 8459 + ")"); 8460 } 8461 } 8462 } 8463 } 8464 8465 if ((changedInstallPermission || replace) && !ps.installPermissionsFixed && 8466 !isSystemApp(ps) || isUpdatedSystemApp(ps)){ 8467 // This is the first that we have heard about this package, so the 8468 // permissions we have now selected are fixed until explicitly 8469 // changed. 8470 ps.installPermissionsFixed = true; 8471 } 8472 8473 // Persist the runtime permissions state for users with changes. 8474 for (int userId : changedRuntimePermissionUserIds) { 8475 mSettings.writeRuntimePermissionsForUserLPr(userId, false); 8476 } 8477 } 8478 8479 private boolean isNewPlatformPermissionForPackage(String perm, PackageParser.Package pkg) { 8480 boolean allowed = false; 8481 final int NP = PackageParser.NEW_PERMISSIONS.length; 8482 for (int ip=0; ip<NP; ip++) { 8483 final PackageParser.NewPermissionInfo npi 8484 = PackageParser.NEW_PERMISSIONS[ip]; 8485 if (npi.name.equals(perm) 8486 && pkg.applicationInfo.targetSdkVersion < npi.sdkVersion) { 8487 allowed = true; 8488 Log.i(TAG, "Auto-granting " + perm + " to old pkg " 8489 + pkg.packageName); 8490 break; 8491 } 8492 } 8493 return allowed; 8494 } 8495 8496 private boolean grantSignaturePermission(String perm, PackageParser.Package pkg, 8497 BasePermission bp, PermissionsState origPermissions) { 8498 boolean allowed; 8499 allowed = (compareSignatures( 8500 bp.packageSetting.signatures.mSignatures, pkg.mSignatures) 8501 == PackageManager.SIGNATURE_MATCH) 8502 || (compareSignatures(mPlatformPackage.mSignatures, pkg.mSignatures) 8503 == PackageManager.SIGNATURE_MATCH); 8504 if (!allowed && (bp.protectionLevel 8505 & PermissionInfo.PROTECTION_FLAG_PRIVILEGED) != 0) { 8506 if (isSystemApp(pkg)) { 8507 // For updated system applications, a system permission 8508 // is granted only if it had been defined by the original application. 8509 if (pkg.isUpdatedSystemApp()) { 8510 final PackageSetting sysPs = mSettings 8511 .getDisabledSystemPkgLPr(pkg.packageName); 8512 if (sysPs.getPermissionsState().hasInstallPermission(perm)) { 8513 // If the original was granted this permission, we take 8514 // that grant decision as read and propagate it to the 8515 // update. 8516 if (sysPs.isPrivileged()) { 8517 allowed = true; 8518 } 8519 } else { 8520 // The system apk may have been updated with an older 8521 // version of the one on the data partition, but which 8522 // granted a new system permission that it didn't have 8523 // before. In this case we do want to allow the app to 8524 // now get the new permission if the ancestral apk is 8525 // privileged to get it. 8526 if (sysPs.pkg != null && sysPs.isPrivileged()) { 8527 for (int j=0; 8528 j<sysPs.pkg.requestedPermissions.size(); j++) { 8529 if (perm.equals( 8530 sysPs.pkg.requestedPermissions.get(j))) { 8531 allowed = true; 8532 break; 8533 } 8534 } 8535 } 8536 } 8537 } else { 8538 allowed = isPrivilegedApp(pkg); 8539 } 8540 } 8541 } 8542 if (!allowed) { 8543 if (!allowed && (bp.protectionLevel 8544 & PermissionInfo.PROTECTION_FLAG_PRE23) != 0 8545 && pkg.applicationInfo.targetSdkVersion < Build.VERSION_CODES.MNC) { 8546 // If this was a previously normal/dangerous permission that got moved 8547 // to a system permission as part of the runtime permission redesign, then 8548 // we still want to blindly grant it to old apps. 8549 allowed = true; 8550 } 8551 if (!allowed && (bp.protectionLevel & PermissionInfo.PROTECTION_FLAG_INSTALLER) != 0 8552 && pkg.packageName.equals(mRequiredInstallerPackage)) { 8553 // If this permission is to be granted to the system installer and 8554 // this app is an installer, then it gets the permission. 8555 allowed = true; 8556 } 8557 if (!allowed && (bp.protectionLevel & PermissionInfo.PROTECTION_FLAG_VERIFIER) != 0 8558 && pkg.packageName.equals(mRequiredVerifierPackage)) { 8559 // If this permission is to be granted to the system verifier and 8560 // this app is a verifier, then it gets the permission. 8561 allowed = true; 8562 } 8563 if (!allowed && (bp.protectionLevel 8564 & PermissionInfo.PROTECTION_FLAG_PREINSTALLED) != 0 8565 && isSystemApp(pkg)) { 8566 // Any pre-installed system app is allowed to get this permission. 8567 allowed = true; 8568 } 8569 if (!allowed && (bp.protectionLevel 8570 & PermissionInfo.PROTECTION_FLAG_DEVELOPMENT) != 0) { 8571 // For development permissions, a development permission 8572 // is granted only if it was already granted. 8573 allowed = origPermissions.hasInstallPermission(perm); 8574 } 8575 } 8576 return allowed; 8577 } 8578 8579 final class ActivityIntentResolver 8580 extends IntentResolver<PackageParser.ActivityIntentInfo, ResolveInfo> { 8581 public List<ResolveInfo> queryIntent(Intent intent, String resolvedType, 8582 boolean defaultOnly, int userId) { 8583 if (!sUserManager.exists(userId)) return null; 8584 mFlags = defaultOnly ? PackageManager.MATCH_DEFAULT_ONLY : 0; 8585 return super.queryIntent(intent, resolvedType, defaultOnly, userId); 8586 } 8587 8588 public List<ResolveInfo> queryIntent(Intent intent, String resolvedType, int flags, 8589 int userId) { 8590 if (!sUserManager.exists(userId)) return null; 8591 mFlags = flags; 8592 return super.queryIntent(intent, resolvedType, 8593 (flags & PackageManager.MATCH_DEFAULT_ONLY) != 0, userId); 8594 } 8595 8596 public List<ResolveInfo> queryIntentForPackage(Intent intent, String resolvedType, 8597 int flags, ArrayList<PackageParser.Activity> packageActivities, int userId) { 8598 if (!sUserManager.exists(userId)) return null; 8599 if (packageActivities == null) { 8600 return null; 8601 } 8602 mFlags = flags; 8603 final boolean defaultOnly = (flags&PackageManager.MATCH_DEFAULT_ONLY) != 0; 8604 final int N = packageActivities.size(); 8605 ArrayList<PackageParser.ActivityIntentInfo[]> listCut = 8606 new ArrayList<PackageParser.ActivityIntentInfo[]>(N); 8607 8608 ArrayList<PackageParser.ActivityIntentInfo> intentFilters; 8609 for (int i = 0; i < N; ++i) { 8610 intentFilters = packageActivities.get(i).intents; 8611 if (intentFilters != null && intentFilters.size() > 0) { 8612 PackageParser.ActivityIntentInfo[] array = 8613 new PackageParser.ActivityIntentInfo[intentFilters.size()]; 8614 intentFilters.toArray(array); 8615 listCut.add(array); 8616 } 8617 } 8618 return super.queryIntentFromList(intent, resolvedType, defaultOnly, listCut, userId); 8619 } 8620 8621 public final void addActivity(PackageParser.Activity a, String type) { 8622 final boolean systemApp = a.info.applicationInfo.isSystemApp(); 8623 mActivities.put(a.getComponentName(), a); 8624 if (DEBUG_SHOW_INFO) 8625 Log.v( 8626 TAG, " " + type + " " + 8627 (a.info.nonLocalizedLabel != null ? a.info.nonLocalizedLabel : a.info.name) + ":"); 8628 if (DEBUG_SHOW_INFO) 8629 Log.v(TAG, " Class=" + a.info.name); 8630 final int NI = a.intents.size(); 8631 for (int j=0; j<NI; j++) { 8632 PackageParser.ActivityIntentInfo intent = a.intents.get(j); 8633 if (!systemApp && intent.getPriority() > 0 && "activity".equals(type)) { 8634 intent.setPriority(0); 8635 Log.w(TAG, "Package " + a.info.applicationInfo.packageName + " has activity " 8636 + a.className + " with priority > 0, forcing to 0"); 8637 } 8638 if (DEBUG_SHOW_INFO) { 8639 Log.v(TAG, " IntentFilter:"); 8640 intent.dump(new LogPrinter(Log.VERBOSE, TAG), " "); 8641 } 8642 if (!intent.debugCheck()) { 8643 Log.w(TAG, "==> For Activity " + a.info.name); 8644 } 8645 addFilter(intent); 8646 } 8647 } 8648 8649 public final void removeActivity(PackageParser.Activity a, String type) { 8650 mActivities.remove(a.getComponentName()); 8651 if (DEBUG_SHOW_INFO) { 8652 Log.v(TAG, " " + type + " " 8653 + (a.info.nonLocalizedLabel != null ? a.info.nonLocalizedLabel 8654 : a.info.name) + ":"); 8655 Log.v(TAG, " Class=" + a.info.name); 8656 } 8657 final int NI = a.intents.size(); 8658 for (int j=0; j<NI; j++) { 8659 PackageParser.ActivityIntentInfo intent = a.intents.get(j); 8660 if (DEBUG_SHOW_INFO) { 8661 Log.v(TAG, " IntentFilter:"); 8662 intent.dump(new LogPrinter(Log.VERBOSE, TAG), " "); 8663 } 8664 removeFilter(intent); 8665 } 8666 } 8667 8668 @Override 8669 protected boolean allowFilterResult( 8670 PackageParser.ActivityIntentInfo filter, List<ResolveInfo> dest) { 8671 ActivityInfo filterAi = filter.activity.info; 8672 for (int i=dest.size()-1; i>=0; i--) { 8673 ActivityInfo destAi = dest.get(i).activityInfo; 8674 if (destAi.name == filterAi.name 8675 && destAi.packageName == filterAi.packageName) { 8676 return false; 8677 } 8678 } 8679 return true; 8680 } 8681 8682 @Override 8683 protected ActivityIntentInfo[] newArray(int size) { 8684 return new ActivityIntentInfo[size]; 8685 } 8686 8687 @Override 8688 protected boolean isFilterStopped(PackageParser.ActivityIntentInfo filter, int userId) { 8689 if (!sUserManager.exists(userId)) return true; 8690 PackageParser.Package p = filter.activity.owner; 8691 if (p != null) { 8692 PackageSetting ps = (PackageSetting)p.mExtras; 8693 if (ps != null) { 8694 // System apps are never considered stopped for purposes of 8695 // filtering, because there may be no way for the user to 8696 // actually re-launch them. 8697 return (ps.pkgFlags&ApplicationInfo.FLAG_SYSTEM) == 0 8698 && ps.getStopped(userId); 8699 } 8700 } 8701 return false; 8702 } 8703 8704 @Override 8705 protected boolean isPackageForFilter(String packageName, 8706 PackageParser.ActivityIntentInfo info) { 8707 return packageName.equals(info.activity.owner.packageName); 8708 } 8709 8710 @Override 8711 protected ResolveInfo newResult(PackageParser.ActivityIntentInfo info, 8712 int match, int userId) { 8713 if (!sUserManager.exists(userId)) return null; 8714 if (!mSettings.isEnabledLPr(info.activity.info, mFlags, userId)) { 8715 return null; 8716 } 8717 final PackageParser.Activity activity = info.activity; 8718 if (mSafeMode && (activity.info.applicationInfo.flags 8719 &ApplicationInfo.FLAG_SYSTEM) == 0) { 8720 return null; 8721 } 8722 PackageSetting ps = (PackageSetting) activity.owner.mExtras; 8723 if (ps == null) { 8724 return null; 8725 } 8726 ActivityInfo ai = PackageParser.generateActivityInfo(activity, mFlags, 8727 ps.readUserState(userId), userId); 8728 if (ai == null) { 8729 return null; 8730 } 8731 final ResolveInfo res = new ResolveInfo(); 8732 res.activityInfo = ai; 8733 if ((mFlags&PackageManager.GET_RESOLVED_FILTER) != 0) { 8734 res.filter = info; 8735 } 8736 if (info != null) { 8737 res.handleAllWebDataURI = info.handleAllWebDataURI(); 8738 } 8739 res.priority = info.getPriority(); 8740 res.preferredOrder = activity.owner.mPreferredOrder; 8741 //System.out.println("Result: " + res.activityInfo.className + 8742 // " = " + res.priority); 8743 res.match = match; 8744 res.isDefault = info.hasDefault; 8745 res.labelRes = info.labelRes; 8746 res.nonLocalizedLabel = info.nonLocalizedLabel; 8747 if (userNeedsBadging(userId)) { 8748 res.noResourceId = true; 8749 } else { 8750 res.icon = info.icon; 8751 } 8752 res.iconResourceId = info.icon; 8753 res.system = res.activityInfo.applicationInfo.isSystemApp(); 8754 return res; 8755 } 8756 8757 @Override 8758 protected void sortResults(List<ResolveInfo> results) { 8759 Collections.sort(results, mResolvePrioritySorter); 8760 } 8761 8762 @Override 8763 protected void dumpFilter(PrintWriter out, String prefix, 8764 PackageParser.ActivityIntentInfo filter) { 8765 out.print(prefix); out.print( 8766 Integer.toHexString(System.identityHashCode(filter.activity))); 8767 out.print(' '); 8768 filter.activity.printComponentShortName(out); 8769 out.print(" filter "); 8770 out.println(Integer.toHexString(System.identityHashCode(filter))); 8771 } 8772 8773 @Override 8774 protected Object filterToLabel(PackageParser.ActivityIntentInfo filter) { 8775 return filter.activity; 8776 } 8777 8778 protected void dumpFilterLabel(PrintWriter out, String prefix, Object label, int count) { 8779 PackageParser.Activity activity = (PackageParser.Activity)label; 8780 out.print(prefix); out.print( 8781 Integer.toHexString(System.identityHashCode(activity))); 8782 out.print(' '); 8783 activity.printComponentShortName(out); 8784 if (count > 1) { 8785 out.print(" ("); out.print(count); out.print(" filters)"); 8786 } 8787 out.println(); 8788 } 8789 8790// List<ResolveInfo> filterEnabled(List<ResolveInfo> resolveInfoList) { 8791// final Iterator<ResolveInfo> i = resolveInfoList.iterator(); 8792// final List<ResolveInfo> retList = Lists.newArrayList(); 8793// while (i.hasNext()) { 8794// final ResolveInfo resolveInfo = i.next(); 8795// if (isEnabledLP(resolveInfo.activityInfo)) { 8796// retList.add(resolveInfo); 8797// } 8798// } 8799// return retList; 8800// } 8801 8802 // Keys are String (activity class name), values are Activity. 8803 private final ArrayMap<ComponentName, PackageParser.Activity> mActivities 8804 = new ArrayMap<ComponentName, PackageParser.Activity>(); 8805 private int mFlags; 8806 } 8807 8808 private final class ServiceIntentResolver 8809 extends IntentResolver<PackageParser.ServiceIntentInfo, ResolveInfo> { 8810 public List<ResolveInfo> queryIntent(Intent intent, String resolvedType, 8811 boolean defaultOnly, int userId) { 8812 mFlags = defaultOnly ? PackageManager.MATCH_DEFAULT_ONLY : 0; 8813 return super.queryIntent(intent, resolvedType, defaultOnly, userId); 8814 } 8815 8816 public List<ResolveInfo> queryIntent(Intent intent, String resolvedType, int flags, 8817 int userId) { 8818 if (!sUserManager.exists(userId)) return null; 8819 mFlags = flags; 8820 return super.queryIntent(intent, resolvedType, 8821 (flags & PackageManager.MATCH_DEFAULT_ONLY) != 0, userId); 8822 } 8823 8824 public List<ResolveInfo> queryIntentForPackage(Intent intent, String resolvedType, 8825 int flags, ArrayList<PackageParser.Service> packageServices, int userId) { 8826 if (!sUserManager.exists(userId)) return null; 8827 if (packageServices == null) { 8828 return null; 8829 } 8830 mFlags = flags; 8831 final boolean defaultOnly = (flags&PackageManager.MATCH_DEFAULT_ONLY) != 0; 8832 final int N = packageServices.size(); 8833 ArrayList<PackageParser.ServiceIntentInfo[]> listCut = 8834 new ArrayList<PackageParser.ServiceIntentInfo[]>(N); 8835 8836 ArrayList<PackageParser.ServiceIntentInfo> intentFilters; 8837 for (int i = 0; i < N; ++i) { 8838 intentFilters = packageServices.get(i).intents; 8839 if (intentFilters != null && intentFilters.size() > 0) { 8840 PackageParser.ServiceIntentInfo[] array = 8841 new PackageParser.ServiceIntentInfo[intentFilters.size()]; 8842 intentFilters.toArray(array); 8843 listCut.add(array); 8844 } 8845 } 8846 return super.queryIntentFromList(intent, resolvedType, defaultOnly, listCut, userId); 8847 } 8848 8849 public final void addService(PackageParser.Service s) { 8850 mServices.put(s.getComponentName(), s); 8851 if (DEBUG_SHOW_INFO) { 8852 Log.v(TAG, " " 8853 + (s.info.nonLocalizedLabel != null 8854 ? s.info.nonLocalizedLabel : s.info.name) + ":"); 8855 Log.v(TAG, " Class=" + s.info.name); 8856 } 8857 final int NI = s.intents.size(); 8858 int j; 8859 for (j=0; j<NI; j++) { 8860 PackageParser.ServiceIntentInfo intent = s.intents.get(j); 8861 if (DEBUG_SHOW_INFO) { 8862 Log.v(TAG, " IntentFilter:"); 8863 intent.dump(new LogPrinter(Log.VERBOSE, TAG), " "); 8864 } 8865 if (!intent.debugCheck()) { 8866 Log.w(TAG, "==> For Service " + s.info.name); 8867 } 8868 addFilter(intent); 8869 } 8870 } 8871 8872 public final void removeService(PackageParser.Service s) { 8873 mServices.remove(s.getComponentName()); 8874 if (DEBUG_SHOW_INFO) { 8875 Log.v(TAG, " " + (s.info.nonLocalizedLabel != null 8876 ? s.info.nonLocalizedLabel : s.info.name) + ":"); 8877 Log.v(TAG, " Class=" + s.info.name); 8878 } 8879 final int NI = s.intents.size(); 8880 int j; 8881 for (j=0; j<NI; j++) { 8882 PackageParser.ServiceIntentInfo intent = s.intents.get(j); 8883 if (DEBUG_SHOW_INFO) { 8884 Log.v(TAG, " IntentFilter:"); 8885 intent.dump(new LogPrinter(Log.VERBOSE, TAG), " "); 8886 } 8887 removeFilter(intent); 8888 } 8889 } 8890 8891 @Override 8892 protected boolean allowFilterResult( 8893 PackageParser.ServiceIntentInfo filter, List<ResolveInfo> dest) { 8894 ServiceInfo filterSi = filter.service.info; 8895 for (int i=dest.size()-1; i>=0; i--) { 8896 ServiceInfo destAi = dest.get(i).serviceInfo; 8897 if (destAi.name == filterSi.name 8898 && destAi.packageName == filterSi.packageName) { 8899 return false; 8900 } 8901 } 8902 return true; 8903 } 8904 8905 @Override 8906 protected PackageParser.ServiceIntentInfo[] newArray(int size) { 8907 return new PackageParser.ServiceIntentInfo[size]; 8908 } 8909 8910 @Override 8911 protected boolean isFilterStopped(PackageParser.ServiceIntentInfo filter, int userId) { 8912 if (!sUserManager.exists(userId)) return true; 8913 PackageParser.Package p = filter.service.owner; 8914 if (p != null) { 8915 PackageSetting ps = (PackageSetting)p.mExtras; 8916 if (ps != null) { 8917 // System apps are never considered stopped for purposes of 8918 // filtering, because there may be no way for the user to 8919 // actually re-launch them. 8920 return (ps.pkgFlags & ApplicationInfo.FLAG_SYSTEM) == 0 8921 && ps.getStopped(userId); 8922 } 8923 } 8924 return false; 8925 } 8926 8927 @Override 8928 protected boolean isPackageForFilter(String packageName, 8929 PackageParser.ServiceIntentInfo info) { 8930 return packageName.equals(info.service.owner.packageName); 8931 } 8932 8933 @Override 8934 protected ResolveInfo newResult(PackageParser.ServiceIntentInfo filter, 8935 int match, int userId) { 8936 if (!sUserManager.exists(userId)) return null; 8937 final PackageParser.ServiceIntentInfo info = (PackageParser.ServiceIntentInfo)filter; 8938 if (!mSettings.isEnabledLPr(info.service.info, mFlags, userId)) { 8939 return null; 8940 } 8941 final PackageParser.Service service = info.service; 8942 if (mSafeMode && (service.info.applicationInfo.flags 8943 &ApplicationInfo.FLAG_SYSTEM) == 0) { 8944 return null; 8945 } 8946 PackageSetting ps = (PackageSetting) service.owner.mExtras; 8947 if (ps == null) { 8948 return null; 8949 } 8950 ServiceInfo si = PackageParser.generateServiceInfo(service, mFlags, 8951 ps.readUserState(userId), userId); 8952 if (si == null) { 8953 return null; 8954 } 8955 final ResolveInfo res = new ResolveInfo(); 8956 res.serviceInfo = si; 8957 if ((mFlags&PackageManager.GET_RESOLVED_FILTER) != 0) { 8958 res.filter = filter; 8959 } 8960 res.priority = info.getPriority(); 8961 res.preferredOrder = service.owner.mPreferredOrder; 8962 res.match = match; 8963 res.isDefault = info.hasDefault; 8964 res.labelRes = info.labelRes; 8965 res.nonLocalizedLabel = info.nonLocalizedLabel; 8966 res.icon = info.icon; 8967 res.system = res.serviceInfo.applicationInfo.isSystemApp(); 8968 return res; 8969 } 8970 8971 @Override 8972 protected void sortResults(List<ResolveInfo> results) { 8973 Collections.sort(results, mResolvePrioritySorter); 8974 } 8975 8976 @Override 8977 protected void dumpFilter(PrintWriter out, String prefix, 8978 PackageParser.ServiceIntentInfo filter) { 8979 out.print(prefix); out.print( 8980 Integer.toHexString(System.identityHashCode(filter.service))); 8981 out.print(' '); 8982 filter.service.printComponentShortName(out); 8983 out.print(" filter "); 8984 out.println(Integer.toHexString(System.identityHashCode(filter))); 8985 } 8986 8987 @Override 8988 protected Object filterToLabel(PackageParser.ServiceIntentInfo filter) { 8989 return filter.service; 8990 } 8991 8992 protected void dumpFilterLabel(PrintWriter out, String prefix, Object label, int count) { 8993 PackageParser.Service service = (PackageParser.Service)label; 8994 out.print(prefix); out.print( 8995 Integer.toHexString(System.identityHashCode(service))); 8996 out.print(' '); 8997 service.printComponentShortName(out); 8998 if (count > 1) { 8999 out.print(" ("); out.print(count); out.print(" filters)"); 9000 } 9001 out.println(); 9002 } 9003 9004// List<ResolveInfo> filterEnabled(List<ResolveInfo> resolveInfoList) { 9005// final Iterator<ResolveInfo> i = resolveInfoList.iterator(); 9006// final List<ResolveInfo> retList = Lists.newArrayList(); 9007// while (i.hasNext()) { 9008// final ResolveInfo resolveInfo = (ResolveInfo) i; 9009// if (isEnabledLP(resolveInfo.serviceInfo)) { 9010// retList.add(resolveInfo); 9011// } 9012// } 9013// return retList; 9014// } 9015 9016 // Keys are String (activity class name), values are Activity. 9017 private final ArrayMap<ComponentName, PackageParser.Service> mServices 9018 = new ArrayMap<ComponentName, PackageParser.Service>(); 9019 private int mFlags; 9020 }; 9021 9022 private final class ProviderIntentResolver 9023 extends IntentResolver<PackageParser.ProviderIntentInfo, ResolveInfo> { 9024 public List<ResolveInfo> queryIntent(Intent intent, String resolvedType, 9025 boolean defaultOnly, int userId) { 9026 mFlags = defaultOnly ? PackageManager.MATCH_DEFAULT_ONLY : 0; 9027 return super.queryIntent(intent, resolvedType, defaultOnly, userId); 9028 } 9029 9030 public List<ResolveInfo> queryIntent(Intent intent, String resolvedType, int flags, 9031 int userId) { 9032 if (!sUserManager.exists(userId)) 9033 return null; 9034 mFlags = flags; 9035 return super.queryIntent(intent, resolvedType, 9036 (flags & PackageManager.MATCH_DEFAULT_ONLY) != 0, userId); 9037 } 9038 9039 public List<ResolveInfo> queryIntentForPackage(Intent intent, String resolvedType, 9040 int flags, ArrayList<PackageParser.Provider> packageProviders, int userId) { 9041 if (!sUserManager.exists(userId)) 9042 return null; 9043 if (packageProviders == null) { 9044 return null; 9045 } 9046 mFlags = flags; 9047 final boolean defaultOnly = (flags & PackageManager.MATCH_DEFAULT_ONLY) != 0; 9048 final int N = packageProviders.size(); 9049 ArrayList<PackageParser.ProviderIntentInfo[]> listCut = 9050 new ArrayList<PackageParser.ProviderIntentInfo[]>(N); 9051 9052 ArrayList<PackageParser.ProviderIntentInfo> intentFilters; 9053 for (int i = 0; i < N; ++i) { 9054 intentFilters = packageProviders.get(i).intents; 9055 if (intentFilters != null && intentFilters.size() > 0) { 9056 PackageParser.ProviderIntentInfo[] array = 9057 new PackageParser.ProviderIntentInfo[intentFilters.size()]; 9058 intentFilters.toArray(array); 9059 listCut.add(array); 9060 } 9061 } 9062 return super.queryIntentFromList(intent, resolvedType, defaultOnly, listCut, userId); 9063 } 9064 9065 public final void addProvider(PackageParser.Provider p) { 9066 if (mProviders.containsKey(p.getComponentName())) { 9067 Slog.w(TAG, "Provider " + p.getComponentName() + " already defined; ignoring"); 9068 return; 9069 } 9070 9071 mProviders.put(p.getComponentName(), p); 9072 if (DEBUG_SHOW_INFO) { 9073 Log.v(TAG, " " 9074 + (p.info.nonLocalizedLabel != null 9075 ? p.info.nonLocalizedLabel : p.info.name) + ":"); 9076 Log.v(TAG, " Class=" + p.info.name); 9077 } 9078 final int NI = p.intents.size(); 9079 int j; 9080 for (j = 0; j < NI; j++) { 9081 PackageParser.ProviderIntentInfo intent = p.intents.get(j); 9082 if (DEBUG_SHOW_INFO) { 9083 Log.v(TAG, " IntentFilter:"); 9084 intent.dump(new LogPrinter(Log.VERBOSE, TAG), " "); 9085 } 9086 if (!intent.debugCheck()) { 9087 Log.w(TAG, "==> For Provider " + p.info.name); 9088 } 9089 addFilter(intent); 9090 } 9091 } 9092 9093 public final void removeProvider(PackageParser.Provider p) { 9094 mProviders.remove(p.getComponentName()); 9095 if (DEBUG_SHOW_INFO) { 9096 Log.v(TAG, " " + (p.info.nonLocalizedLabel != null 9097 ? p.info.nonLocalizedLabel : p.info.name) + ":"); 9098 Log.v(TAG, " Class=" + p.info.name); 9099 } 9100 final int NI = p.intents.size(); 9101 int j; 9102 for (j = 0; j < NI; j++) { 9103 PackageParser.ProviderIntentInfo intent = p.intents.get(j); 9104 if (DEBUG_SHOW_INFO) { 9105 Log.v(TAG, " IntentFilter:"); 9106 intent.dump(new LogPrinter(Log.VERBOSE, TAG), " "); 9107 } 9108 removeFilter(intent); 9109 } 9110 } 9111 9112 @Override 9113 protected boolean allowFilterResult( 9114 PackageParser.ProviderIntentInfo filter, List<ResolveInfo> dest) { 9115 ProviderInfo filterPi = filter.provider.info; 9116 for (int i = dest.size() - 1; i >= 0; i--) { 9117 ProviderInfo destPi = dest.get(i).providerInfo; 9118 if (destPi.name == filterPi.name 9119 && destPi.packageName == filterPi.packageName) { 9120 return false; 9121 } 9122 } 9123 return true; 9124 } 9125 9126 @Override 9127 protected PackageParser.ProviderIntentInfo[] newArray(int size) { 9128 return new PackageParser.ProviderIntentInfo[size]; 9129 } 9130 9131 @Override 9132 protected boolean isFilterStopped(PackageParser.ProviderIntentInfo filter, int userId) { 9133 if (!sUserManager.exists(userId)) 9134 return true; 9135 PackageParser.Package p = filter.provider.owner; 9136 if (p != null) { 9137 PackageSetting ps = (PackageSetting) p.mExtras; 9138 if (ps != null) { 9139 // System apps are never considered stopped for purposes of 9140 // filtering, because there may be no way for the user to 9141 // actually re-launch them. 9142 return (ps.pkgFlags & ApplicationInfo.FLAG_SYSTEM) == 0 9143 && ps.getStopped(userId); 9144 } 9145 } 9146 return false; 9147 } 9148 9149 @Override 9150 protected boolean isPackageForFilter(String packageName, 9151 PackageParser.ProviderIntentInfo info) { 9152 return packageName.equals(info.provider.owner.packageName); 9153 } 9154 9155 @Override 9156 protected ResolveInfo newResult(PackageParser.ProviderIntentInfo filter, 9157 int match, int userId) { 9158 if (!sUserManager.exists(userId)) 9159 return null; 9160 final PackageParser.ProviderIntentInfo info = filter; 9161 if (!mSettings.isEnabledLPr(info.provider.info, mFlags, userId)) { 9162 return null; 9163 } 9164 final PackageParser.Provider provider = info.provider; 9165 if (mSafeMode && (provider.info.applicationInfo.flags 9166 & ApplicationInfo.FLAG_SYSTEM) == 0) { 9167 return null; 9168 } 9169 PackageSetting ps = (PackageSetting) provider.owner.mExtras; 9170 if (ps == null) { 9171 return null; 9172 } 9173 ProviderInfo pi = PackageParser.generateProviderInfo(provider, mFlags, 9174 ps.readUserState(userId), userId); 9175 if (pi == null) { 9176 return null; 9177 } 9178 final ResolveInfo res = new ResolveInfo(); 9179 res.providerInfo = pi; 9180 if ((mFlags & PackageManager.GET_RESOLVED_FILTER) != 0) { 9181 res.filter = filter; 9182 } 9183 res.priority = info.getPriority(); 9184 res.preferredOrder = provider.owner.mPreferredOrder; 9185 res.match = match; 9186 res.isDefault = info.hasDefault; 9187 res.labelRes = info.labelRes; 9188 res.nonLocalizedLabel = info.nonLocalizedLabel; 9189 res.icon = info.icon; 9190 res.system = res.providerInfo.applicationInfo.isSystemApp(); 9191 return res; 9192 } 9193 9194 @Override 9195 protected void sortResults(List<ResolveInfo> results) { 9196 Collections.sort(results, mResolvePrioritySorter); 9197 } 9198 9199 @Override 9200 protected void dumpFilter(PrintWriter out, String prefix, 9201 PackageParser.ProviderIntentInfo filter) { 9202 out.print(prefix); 9203 out.print( 9204 Integer.toHexString(System.identityHashCode(filter.provider))); 9205 out.print(' '); 9206 filter.provider.printComponentShortName(out); 9207 out.print(" filter "); 9208 out.println(Integer.toHexString(System.identityHashCode(filter))); 9209 } 9210 9211 @Override 9212 protected Object filterToLabel(PackageParser.ProviderIntentInfo filter) { 9213 return filter.provider; 9214 } 9215 9216 protected void dumpFilterLabel(PrintWriter out, String prefix, Object label, int count) { 9217 PackageParser.Provider provider = (PackageParser.Provider)label; 9218 out.print(prefix); out.print( 9219 Integer.toHexString(System.identityHashCode(provider))); 9220 out.print(' '); 9221 provider.printComponentShortName(out); 9222 if (count > 1) { 9223 out.print(" ("); out.print(count); out.print(" filters)"); 9224 } 9225 out.println(); 9226 } 9227 9228 private final ArrayMap<ComponentName, PackageParser.Provider> mProviders 9229 = new ArrayMap<ComponentName, PackageParser.Provider>(); 9230 private int mFlags; 9231 }; 9232 9233 private static final Comparator<ResolveInfo> mResolvePrioritySorter = 9234 new Comparator<ResolveInfo>() { 9235 public int compare(ResolveInfo r1, ResolveInfo r2) { 9236 int v1 = r1.priority; 9237 int v2 = r2.priority; 9238 //System.out.println("Comparing: q1=" + q1 + " q2=" + q2); 9239 if (v1 != v2) { 9240 return (v1 > v2) ? -1 : 1; 9241 } 9242 v1 = r1.preferredOrder; 9243 v2 = r2.preferredOrder; 9244 if (v1 != v2) { 9245 return (v1 > v2) ? -1 : 1; 9246 } 9247 if (r1.isDefault != r2.isDefault) { 9248 return r1.isDefault ? -1 : 1; 9249 } 9250 v1 = r1.match; 9251 v2 = r2.match; 9252 //System.out.println("Comparing: m1=" + m1 + " m2=" + m2); 9253 if (v1 != v2) { 9254 return (v1 > v2) ? -1 : 1; 9255 } 9256 if (r1.system != r2.system) { 9257 return r1.system ? -1 : 1; 9258 } 9259 return 0; 9260 } 9261 }; 9262 9263 private static final Comparator<ProviderInfo> mProviderInitOrderSorter = 9264 new Comparator<ProviderInfo>() { 9265 public int compare(ProviderInfo p1, ProviderInfo p2) { 9266 final int v1 = p1.initOrder; 9267 final int v2 = p2.initOrder; 9268 return (v1 > v2) ? -1 : ((v1 < v2) ? 1 : 0); 9269 } 9270 }; 9271 9272 final void sendPackageBroadcast(final String action, final String pkg, 9273 final Bundle extras, final String targetPkg, final IIntentReceiver finishedReceiver, 9274 final int[] userIds) { 9275 mHandler.post(new Runnable() { 9276 @Override 9277 public void run() { 9278 try { 9279 final IActivityManager am = ActivityManagerNative.getDefault(); 9280 if (am == null) return; 9281 final int[] resolvedUserIds; 9282 if (userIds == null) { 9283 resolvedUserIds = am.getRunningUserIds(); 9284 } else { 9285 resolvedUserIds = userIds; 9286 } 9287 for (int id : resolvedUserIds) { 9288 final Intent intent = new Intent(action, 9289 pkg != null ? Uri.fromParts("package", pkg, null) : null); 9290 if (extras != null) { 9291 intent.putExtras(extras); 9292 } 9293 if (targetPkg != null) { 9294 intent.setPackage(targetPkg); 9295 } 9296 // Modify the UID when posting to other users 9297 int uid = intent.getIntExtra(Intent.EXTRA_UID, -1); 9298 if (uid > 0 && UserHandle.getUserId(uid) != id) { 9299 uid = UserHandle.getUid(id, UserHandle.getAppId(uid)); 9300 intent.putExtra(Intent.EXTRA_UID, uid); 9301 } 9302 intent.putExtra(Intent.EXTRA_USER_HANDLE, id); 9303 intent.addFlags(Intent.FLAG_RECEIVER_REGISTERED_ONLY_BEFORE_BOOT); 9304 if (DEBUG_BROADCASTS) { 9305 RuntimeException here = new RuntimeException("here"); 9306 here.fillInStackTrace(); 9307 Slog.d(TAG, "Sending to user " + id + ": " 9308 + intent.toShortString(false, true, false, false) 9309 + " " + intent.getExtras(), here); 9310 } 9311 am.broadcastIntent(null, intent, null, finishedReceiver, 9312 0, null, null, null, android.app.AppOpsManager.OP_NONE, 9313 null, finishedReceiver != null, false, id); 9314 } 9315 } catch (RemoteException ex) { 9316 } 9317 } 9318 }); 9319 } 9320 9321 /** 9322 * Check if the external storage media is available. This is true if there 9323 * is a mounted external storage medium or if the external storage is 9324 * emulated. 9325 */ 9326 private boolean isExternalMediaAvailable() { 9327 return mMediaMounted || Environment.isExternalStorageEmulated(); 9328 } 9329 9330 @Override 9331 public PackageCleanItem nextPackageToClean(PackageCleanItem lastPackage) { 9332 // writer 9333 synchronized (mPackages) { 9334 if (!isExternalMediaAvailable()) { 9335 // If the external storage is no longer mounted at this point, 9336 // the caller may not have been able to delete all of this 9337 // packages files and can not delete any more. Bail. 9338 return null; 9339 } 9340 final ArrayList<PackageCleanItem> pkgs = mSettings.mPackagesToBeCleaned; 9341 if (lastPackage != null) { 9342 pkgs.remove(lastPackage); 9343 } 9344 if (pkgs.size() > 0) { 9345 return pkgs.get(0); 9346 } 9347 } 9348 return null; 9349 } 9350 9351 void schedulePackageCleaning(String packageName, int userId, boolean andCode) { 9352 final Message msg = mHandler.obtainMessage(START_CLEANING_PACKAGE, 9353 userId, andCode ? 1 : 0, packageName); 9354 if (mSystemReady) { 9355 msg.sendToTarget(); 9356 } else { 9357 if (mPostSystemReadyMessages == null) { 9358 mPostSystemReadyMessages = new ArrayList<>(); 9359 } 9360 mPostSystemReadyMessages.add(msg); 9361 } 9362 } 9363 9364 void startCleaningPackages() { 9365 // reader 9366 synchronized (mPackages) { 9367 if (!isExternalMediaAvailable()) { 9368 return; 9369 } 9370 if (mSettings.mPackagesToBeCleaned.isEmpty()) { 9371 return; 9372 } 9373 } 9374 Intent intent = new Intent(PackageManager.ACTION_CLEAN_EXTERNAL_STORAGE); 9375 intent.setComponent(DEFAULT_CONTAINER_COMPONENT); 9376 IActivityManager am = ActivityManagerNative.getDefault(); 9377 if (am != null) { 9378 try { 9379 am.startService(null, intent, null, mContext.getOpPackageName(), 9380 UserHandle.USER_OWNER); 9381 } catch (RemoteException e) { 9382 } 9383 } 9384 } 9385 9386 @Override 9387 public void installPackage(String originPath, IPackageInstallObserver2 observer, 9388 int installFlags, String installerPackageName, VerificationParams verificationParams, 9389 String packageAbiOverride) { 9390 installPackageAsUser(originPath, observer, installFlags, installerPackageName, 9391 verificationParams, packageAbiOverride, UserHandle.getCallingUserId()); 9392 } 9393 9394 @Override 9395 public void installPackageAsUser(String originPath, IPackageInstallObserver2 observer, 9396 int installFlags, String installerPackageName, VerificationParams verificationParams, 9397 String packageAbiOverride, int userId) { 9398 mContext.enforceCallingOrSelfPermission(android.Manifest.permission.INSTALL_PACKAGES, null); 9399 9400 final int callingUid = Binder.getCallingUid(); 9401 enforceCrossUserPermission(callingUid, userId, true, true, "installPackageAsUser"); 9402 9403 if (isUserRestricted(userId, UserManager.DISALLOW_INSTALL_APPS)) { 9404 try { 9405 if (observer != null) { 9406 observer.onPackageInstalled("", INSTALL_FAILED_USER_RESTRICTED, null, null); 9407 } 9408 } catch (RemoteException re) { 9409 } 9410 return; 9411 } 9412 9413 if ((callingUid == Process.SHELL_UID) || (callingUid == Process.ROOT_UID)) { 9414 installFlags |= PackageManager.INSTALL_FROM_ADB; 9415 9416 } else { 9417 // Caller holds INSTALL_PACKAGES permission, so we're less strict 9418 // about installerPackageName. 9419 9420 installFlags &= ~PackageManager.INSTALL_FROM_ADB; 9421 installFlags &= ~PackageManager.INSTALL_ALL_USERS; 9422 } 9423 9424 UserHandle user; 9425 if ((installFlags & PackageManager.INSTALL_ALL_USERS) != 0) { 9426 user = UserHandle.ALL; 9427 } else { 9428 user = new UserHandle(userId); 9429 } 9430 9431 // Only system components can circumvent runtime permissions when installing. 9432 if ((installFlags & PackageManager.INSTALL_GRANT_RUNTIME_PERMISSIONS) != 0 9433 && mContext.checkCallingOrSelfPermission(Manifest.permission 9434 .INSTALL_GRANT_RUNTIME_PERMISSIONS) == PackageManager.PERMISSION_DENIED) { 9435 throw new SecurityException("You need the " 9436 + "android.permission.INSTALL_GRANT_RUNTIME_PERMISSIONS permission " 9437 + "to use the PackageManager.INSTALL_GRANT_RUNTIME_PERMISSIONS flag"); 9438 } 9439 9440 verificationParams.setInstallerUid(callingUid); 9441 9442 final File originFile = new File(originPath); 9443 final OriginInfo origin = OriginInfo.fromUntrustedFile(originFile); 9444 9445 final Message msg = mHandler.obtainMessage(INIT_COPY); 9446 msg.obj = new InstallParams(origin, null, observer, installFlags, installerPackageName, 9447 null, verificationParams, user, packageAbiOverride); 9448 mHandler.sendMessage(msg); 9449 } 9450 9451 void installStage(String packageName, File stagedDir, String stagedCid, 9452 IPackageInstallObserver2 observer, PackageInstaller.SessionParams params, 9453 String installerPackageName, int installerUid, UserHandle user) { 9454 final VerificationParams verifParams = new VerificationParams(null, params.originatingUri, 9455 params.referrerUri, installerUid, null); 9456 verifParams.setInstallerUid(installerUid); 9457 9458 final OriginInfo origin; 9459 if (stagedDir != null) { 9460 origin = OriginInfo.fromStagedFile(stagedDir); 9461 } else { 9462 origin = OriginInfo.fromStagedContainer(stagedCid); 9463 } 9464 9465 final Message msg = mHandler.obtainMessage(INIT_COPY); 9466 msg.obj = new InstallParams(origin, null, observer, params.installFlags, 9467 installerPackageName, params.volumeUuid, verifParams, user, params.abiOverride); 9468 mHandler.sendMessage(msg); 9469 } 9470 9471 private void sendPackageAddedForUser(String packageName, PackageSetting pkgSetting, int userId) { 9472 Bundle extras = new Bundle(1); 9473 extras.putInt(Intent.EXTRA_UID, UserHandle.getUid(userId, pkgSetting.appId)); 9474 9475 sendPackageBroadcast(Intent.ACTION_PACKAGE_ADDED, 9476 packageName, extras, null, null, new int[] {userId}); 9477 try { 9478 IActivityManager am = ActivityManagerNative.getDefault(); 9479 final boolean isSystem = 9480 isSystemApp(pkgSetting) || isUpdatedSystemApp(pkgSetting); 9481 if (isSystem && am.isUserRunning(userId, false)) { 9482 // The just-installed/enabled app is bundled on the system, so presumed 9483 // to be able to run automatically without needing an explicit launch. 9484 // Send it a BOOT_COMPLETED if it would ordinarily have gotten one. 9485 Intent bcIntent = new Intent(Intent.ACTION_BOOT_COMPLETED) 9486 .addFlags(Intent.FLAG_INCLUDE_STOPPED_PACKAGES) 9487 .setPackage(packageName); 9488 am.broadcastIntent(null, bcIntent, null, null, 0, null, null, null, 9489 android.app.AppOpsManager.OP_NONE, null, false, false, userId); 9490 } 9491 } catch (RemoteException e) { 9492 // shouldn't happen 9493 Slog.w(TAG, "Unable to bootstrap installed package", e); 9494 } 9495 } 9496 9497 @Override 9498 public boolean setApplicationHiddenSettingAsUser(String packageName, boolean hidden, 9499 int userId) { 9500 mContext.enforceCallingOrSelfPermission(android.Manifest.permission.MANAGE_USERS, null); 9501 PackageSetting pkgSetting; 9502 final int uid = Binder.getCallingUid(); 9503 enforceCrossUserPermission(uid, userId, true, true, 9504 "setApplicationHiddenSetting for user " + userId); 9505 9506 if (hidden && isPackageDeviceAdmin(packageName, userId)) { 9507 Slog.w(TAG, "Not hiding package " + packageName + ": has active device admin"); 9508 return false; 9509 } 9510 9511 long callingId = Binder.clearCallingIdentity(); 9512 try { 9513 boolean sendAdded = false; 9514 boolean sendRemoved = false; 9515 // writer 9516 synchronized (mPackages) { 9517 pkgSetting = mSettings.mPackages.get(packageName); 9518 if (pkgSetting == null) { 9519 return false; 9520 } 9521 if (pkgSetting.getHidden(userId) != hidden) { 9522 pkgSetting.setHidden(hidden, userId); 9523 mSettings.writePackageRestrictionsLPr(userId); 9524 if (hidden) { 9525 sendRemoved = true; 9526 } else { 9527 sendAdded = true; 9528 } 9529 } 9530 } 9531 if (sendAdded) { 9532 sendPackageAddedForUser(packageName, pkgSetting, userId); 9533 return true; 9534 } 9535 if (sendRemoved) { 9536 killApplication(packageName, UserHandle.getUid(userId, pkgSetting.appId), 9537 "hiding pkg"); 9538 sendApplicationHiddenForUser(packageName, pkgSetting, userId); 9539 } 9540 } finally { 9541 Binder.restoreCallingIdentity(callingId); 9542 } 9543 return false; 9544 } 9545 9546 private void sendApplicationHiddenForUser(String packageName, PackageSetting pkgSetting, 9547 int userId) { 9548 final PackageRemovedInfo info = new PackageRemovedInfo(); 9549 info.removedPackage = packageName; 9550 info.removedUsers = new int[] {userId}; 9551 info.uid = UserHandle.getUid(userId, pkgSetting.appId); 9552 info.sendBroadcast(false, false, false); 9553 } 9554 9555 /** 9556 * Returns true if application is not found or there was an error. Otherwise it returns 9557 * the hidden state of the package for the given user. 9558 */ 9559 @Override 9560 public boolean getApplicationHiddenSettingAsUser(String packageName, int userId) { 9561 mContext.enforceCallingOrSelfPermission(android.Manifest.permission.MANAGE_USERS, null); 9562 enforceCrossUserPermission(Binder.getCallingUid(), userId, true, 9563 false, "getApplicationHidden for user " + userId); 9564 PackageSetting pkgSetting; 9565 long callingId = Binder.clearCallingIdentity(); 9566 try { 9567 // writer 9568 synchronized (mPackages) { 9569 pkgSetting = mSettings.mPackages.get(packageName); 9570 if (pkgSetting == null) { 9571 return true; 9572 } 9573 return pkgSetting.getHidden(userId); 9574 } 9575 } finally { 9576 Binder.restoreCallingIdentity(callingId); 9577 } 9578 } 9579 9580 /** 9581 * @hide 9582 */ 9583 @Override 9584 public int installExistingPackageAsUser(String packageName, int userId) { 9585 mContext.enforceCallingOrSelfPermission(android.Manifest.permission.INSTALL_PACKAGES, 9586 null); 9587 PackageSetting pkgSetting; 9588 final int uid = Binder.getCallingUid(); 9589 enforceCrossUserPermission(uid, userId, true, true, "installExistingPackage for user " 9590 + userId); 9591 if (isUserRestricted(userId, UserManager.DISALLOW_INSTALL_APPS)) { 9592 return PackageManager.INSTALL_FAILED_USER_RESTRICTED; 9593 } 9594 9595 long callingId = Binder.clearCallingIdentity(); 9596 try { 9597 boolean sendAdded = false; 9598 9599 // writer 9600 synchronized (mPackages) { 9601 pkgSetting = mSettings.mPackages.get(packageName); 9602 if (pkgSetting == null) { 9603 return PackageManager.INSTALL_FAILED_INVALID_URI; 9604 } 9605 if (!pkgSetting.getInstalled(userId)) { 9606 pkgSetting.setInstalled(true, userId); 9607 pkgSetting.setHidden(false, userId); 9608 mSettings.writePackageRestrictionsLPr(userId); 9609 sendAdded = true; 9610 } 9611 } 9612 9613 if (sendAdded) { 9614 sendPackageAddedForUser(packageName, pkgSetting, userId); 9615 } 9616 } finally { 9617 Binder.restoreCallingIdentity(callingId); 9618 } 9619 9620 return PackageManager.INSTALL_SUCCEEDED; 9621 } 9622 9623 boolean isUserRestricted(int userId, String restrictionKey) { 9624 Bundle restrictions = sUserManager.getUserRestrictions(userId); 9625 if (restrictions.getBoolean(restrictionKey, false)) { 9626 Log.w(TAG, "User is restricted: " + restrictionKey); 9627 return true; 9628 } 9629 return false; 9630 } 9631 9632 @Override 9633 public void verifyPendingInstall(int id, int verificationCode) throws RemoteException { 9634 mContext.enforceCallingOrSelfPermission( 9635 android.Manifest.permission.PACKAGE_VERIFICATION_AGENT, 9636 "Only package verification agents can verify applications"); 9637 9638 final Message msg = mHandler.obtainMessage(PACKAGE_VERIFIED); 9639 final PackageVerificationResponse response = new PackageVerificationResponse( 9640 verificationCode, Binder.getCallingUid()); 9641 msg.arg1 = id; 9642 msg.obj = response; 9643 mHandler.sendMessage(msg); 9644 } 9645 9646 @Override 9647 public void extendVerificationTimeout(int id, int verificationCodeAtTimeout, 9648 long millisecondsToDelay) { 9649 mContext.enforceCallingOrSelfPermission( 9650 android.Manifest.permission.PACKAGE_VERIFICATION_AGENT, 9651 "Only package verification agents can extend verification timeouts"); 9652 9653 final PackageVerificationState state = mPendingVerification.get(id); 9654 final PackageVerificationResponse response = new PackageVerificationResponse( 9655 verificationCodeAtTimeout, Binder.getCallingUid()); 9656 9657 if (millisecondsToDelay > PackageManager.MAXIMUM_VERIFICATION_TIMEOUT) { 9658 millisecondsToDelay = PackageManager.MAXIMUM_VERIFICATION_TIMEOUT; 9659 } 9660 if (millisecondsToDelay < 0) { 9661 millisecondsToDelay = 0; 9662 } 9663 if ((verificationCodeAtTimeout != PackageManager.VERIFICATION_ALLOW) 9664 && (verificationCodeAtTimeout != PackageManager.VERIFICATION_REJECT)) { 9665 verificationCodeAtTimeout = PackageManager.VERIFICATION_REJECT; 9666 } 9667 9668 if ((state != null) && !state.timeoutExtended()) { 9669 state.extendTimeout(); 9670 9671 final Message msg = mHandler.obtainMessage(PACKAGE_VERIFIED); 9672 msg.arg1 = id; 9673 msg.obj = response; 9674 mHandler.sendMessageDelayed(msg, millisecondsToDelay); 9675 } 9676 } 9677 9678 private void broadcastPackageVerified(int verificationId, Uri packageUri, 9679 int verificationCode, UserHandle user) { 9680 final Intent intent = new Intent(Intent.ACTION_PACKAGE_VERIFIED); 9681 intent.setDataAndType(packageUri, PACKAGE_MIME_TYPE); 9682 intent.addFlags(Intent.FLAG_GRANT_READ_URI_PERMISSION); 9683 intent.putExtra(PackageManager.EXTRA_VERIFICATION_ID, verificationId); 9684 intent.putExtra(PackageManager.EXTRA_VERIFICATION_RESULT, verificationCode); 9685 9686 mContext.sendBroadcastAsUser(intent, user, 9687 android.Manifest.permission.PACKAGE_VERIFICATION_AGENT); 9688 } 9689 9690 private ComponentName matchComponentForVerifier(String packageName, 9691 List<ResolveInfo> receivers) { 9692 ActivityInfo targetReceiver = null; 9693 9694 final int NR = receivers.size(); 9695 for (int i = 0; i < NR; i++) { 9696 final ResolveInfo info = receivers.get(i); 9697 if (info.activityInfo == null) { 9698 continue; 9699 } 9700 9701 if (packageName.equals(info.activityInfo.packageName)) { 9702 targetReceiver = info.activityInfo; 9703 break; 9704 } 9705 } 9706 9707 if (targetReceiver == null) { 9708 return null; 9709 } 9710 9711 return new ComponentName(targetReceiver.packageName, targetReceiver.name); 9712 } 9713 9714 private List<ComponentName> matchVerifiers(PackageInfoLite pkgInfo, 9715 List<ResolveInfo> receivers, final PackageVerificationState verificationState) { 9716 if (pkgInfo.verifiers.length == 0) { 9717 return null; 9718 } 9719 9720 final int N = pkgInfo.verifiers.length; 9721 final List<ComponentName> sufficientVerifiers = new ArrayList<ComponentName>(N + 1); 9722 for (int i = 0; i < N; i++) { 9723 final VerifierInfo verifierInfo = pkgInfo.verifiers[i]; 9724 9725 final ComponentName comp = matchComponentForVerifier(verifierInfo.packageName, 9726 receivers); 9727 if (comp == null) { 9728 continue; 9729 } 9730 9731 final int verifierUid = getUidForVerifier(verifierInfo); 9732 if (verifierUid == -1) { 9733 continue; 9734 } 9735 9736 if (DEBUG_VERIFY) { 9737 Slog.d(TAG, "Added sufficient verifier " + verifierInfo.packageName 9738 + " with the correct signature"); 9739 } 9740 sufficientVerifiers.add(comp); 9741 verificationState.addSufficientVerifier(verifierUid); 9742 } 9743 9744 return sufficientVerifiers; 9745 } 9746 9747 private int getUidForVerifier(VerifierInfo verifierInfo) { 9748 synchronized (mPackages) { 9749 final PackageParser.Package pkg = mPackages.get(verifierInfo.packageName); 9750 if (pkg == null) { 9751 return -1; 9752 } else if (pkg.mSignatures.length != 1) { 9753 Slog.i(TAG, "Verifier package " + verifierInfo.packageName 9754 + " has more than one signature; ignoring"); 9755 return -1; 9756 } 9757 9758 /* 9759 * If the public key of the package's signature does not match 9760 * our expected public key, then this is a different package and 9761 * we should skip. 9762 */ 9763 9764 final byte[] expectedPublicKey; 9765 try { 9766 final Signature verifierSig = pkg.mSignatures[0]; 9767 final PublicKey publicKey = verifierSig.getPublicKey(); 9768 expectedPublicKey = publicKey.getEncoded(); 9769 } catch (CertificateException e) { 9770 return -1; 9771 } 9772 9773 final byte[] actualPublicKey = verifierInfo.publicKey.getEncoded(); 9774 9775 if (!Arrays.equals(actualPublicKey, expectedPublicKey)) { 9776 Slog.i(TAG, "Verifier package " + verifierInfo.packageName 9777 + " does not have the expected public key; ignoring"); 9778 return -1; 9779 } 9780 9781 return pkg.applicationInfo.uid; 9782 } 9783 } 9784 9785 @Override 9786 public void finishPackageInstall(int token) { 9787 enforceSystemOrRoot("Only the system is allowed to finish installs"); 9788 9789 if (DEBUG_INSTALL) { 9790 Slog.v(TAG, "BM finishing package install for " + token); 9791 } 9792 9793 final Message msg = mHandler.obtainMessage(POST_INSTALL, token, 0); 9794 mHandler.sendMessage(msg); 9795 } 9796 9797 /** 9798 * Get the verification agent timeout. 9799 * 9800 * @return verification timeout in milliseconds 9801 */ 9802 private long getVerificationTimeout() { 9803 return android.provider.Settings.Global.getLong(mContext.getContentResolver(), 9804 android.provider.Settings.Global.PACKAGE_VERIFIER_TIMEOUT, 9805 DEFAULT_VERIFICATION_TIMEOUT); 9806 } 9807 9808 /** 9809 * Get the default verification agent response code. 9810 * 9811 * @return default verification response code 9812 */ 9813 private int getDefaultVerificationResponse() { 9814 return android.provider.Settings.Global.getInt(mContext.getContentResolver(), 9815 android.provider.Settings.Global.PACKAGE_VERIFIER_DEFAULT_RESPONSE, 9816 DEFAULT_VERIFICATION_RESPONSE); 9817 } 9818 9819 /** 9820 * Check whether or not package verification has been enabled. 9821 * 9822 * @return true if verification should be performed 9823 */ 9824 private boolean isVerificationEnabled(int userId, int installFlags) { 9825 if (!DEFAULT_VERIFY_ENABLE) { 9826 return false; 9827 } 9828 9829 boolean ensureVerifyAppsEnabled = isUserRestricted(userId, UserManager.ENSURE_VERIFY_APPS); 9830 9831 // Check if installing from ADB 9832 if ((installFlags & PackageManager.INSTALL_FROM_ADB) != 0) { 9833 // Do not run verification in a test harness environment 9834 if (ActivityManager.isRunningInTestHarness()) { 9835 return false; 9836 } 9837 if (ensureVerifyAppsEnabled) { 9838 return true; 9839 } 9840 // Check if the developer does not want package verification for ADB installs 9841 if (android.provider.Settings.Global.getInt(mContext.getContentResolver(), 9842 android.provider.Settings.Global.PACKAGE_VERIFIER_INCLUDE_ADB, 1) == 0) { 9843 return false; 9844 } 9845 } 9846 9847 if (ensureVerifyAppsEnabled) { 9848 return true; 9849 } 9850 9851 return android.provider.Settings.Global.getInt(mContext.getContentResolver(), 9852 android.provider.Settings.Global.PACKAGE_VERIFIER_ENABLE, 1) == 1; 9853 } 9854 9855 @Override 9856 public void verifyIntentFilter(int id, int verificationCode, List<String> failedDomains) 9857 throws RemoteException { 9858 mContext.enforceCallingOrSelfPermission( 9859 Manifest.permission.INTENT_FILTER_VERIFICATION_AGENT, 9860 "Only intentfilter verification agents can verify applications"); 9861 9862 final Message msg = mHandler.obtainMessage(INTENT_FILTER_VERIFIED); 9863 final IntentFilterVerificationResponse response = new IntentFilterVerificationResponse( 9864 Binder.getCallingUid(), verificationCode, failedDomains); 9865 msg.arg1 = id; 9866 msg.obj = response; 9867 mHandler.sendMessage(msg); 9868 } 9869 9870 @Override 9871 public int getIntentVerificationStatus(String packageName, int userId) { 9872 synchronized (mPackages) { 9873 return mSettings.getIntentFilterVerificationStatusLPr(packageName, userId); 9874 } 9875 } 9876 9877 @Override 9878 public boolean updateIntentVerificationStatus(String packageName, int status, int userId) { 9879 mContext.enforceCallingOrSelfPermission( 9880 android.Manifest.permission.SET_PREFERRED_APPLICATIONS, null); 9881 9882 boolean result = false; 9883 synchronized (mPackages) { 9884 result = mSettings.updateIntentFilterVerificationStatusLPw(packageName, status, userId); 9885 } 9886 if (result) { 9887 scheduleWritePackageRestrictionsLocked(userId); 9888 } 9889 return result; 9890 } 9891 9892 @Override 9893 public List<IntentFilterVerificationInfo> getIntentFilterVerifications(String packageName) { 9894 synchronized (mPackages) { 9895 return mSettings.getIntentFilterVerificationsLPr(packageName); 9896 } 9897 } 9898 9899 @Override 9900 public List<IntentFilter> getAllIntentFilters(String packageName) { 9901 if (TextUtils.isEmpty(packageName)) { 9902 return Collections.<IntentFilter>emptyList(); 9903 } 9904 synchronized (mPackages) { 9905 PackageParser.Package pkg = mPackages.get(packageName); 9906 if (pkg == null || pkg.activities == null) { 9907 return Collections.<IntentFilter>emptyList(); 9908 } 9909 final int count = pkg.activities.size(); 9910 ArrayList<IntentFilter> result = new ArrayList<>(); 9911 for (int n=0; n<count; n++) { 9912 PackageParser.Activity activity = pkg.activities.get(n); 9913 if (activity.intents != null || activity.intents.size() > 0) { 9914 result.addAll(activity.intents); 9915 } 9916 } 9917 return result; 9918 } 9919 } 9920 9921 @Override 9922 public boolean setDefaultBrowserPackageName(String packageName, int userId) { 9923 mContext.enforceCallingOrSelfPermission( 9924 android.Manifest.permission.SET_PREFERRED_APPLICATIONS, null); 9925 9926 synchronized (mPackages) { 9927 boolean result = mSettings.setDefaultBrowserPackageNameLPw(packageName, userId); 9928 if (packageName != null) { 9929 result |= updateIntentVerificationStatus(packageName, 9930 PackageManager.INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_ALWAYS, 9931 userId); 9932 mDefaultPermissionPolicy.grantDefaultPermissionsToDefaultBrowserLPr( 9933 packageName, userId); 9934 } 9935 return result; 9936 } 9937 } 9938 9939 @Override 9940 public String getDefaultBrowserPackageName(int userId) { 9941 synchronized (mPackages) { 9942 return mSettings.getDefaultBrowserPackageNameLPw(userId); 9943 } 9944 } 9945 9946 /** 9947 * Get the "allow unknown sources" setting. 9948 * 9949 * @return the current "allow unknown sources" setting 9950 */ 9951 private int getUnknownSourcesSettings() { 9952 return android.provider.Settings.Global.getInt(mContext.getContentResolver(), 9953 android.provider.Settings.Global.INSTALL_NON_MARKET_APPS, 9954 -1); 9955 } 9956 9957 @Override 9958 public void setInstallerPackageName(String targetPackage, String installerPackageName) { 9959 final int uid = Binder.getCallingUid(); 9960 // writer 9961 synchronized (mPackages) { 9962 PackageSetting targetPackageSetting = mSettings.mPackages.get(targetPackage); 9963 if (targetPackageSetting == null) { 9964 throw new IllegalArgumentException("Unknown target package: " + targetPackage); 9965 } 9966 9967 PackageSetting installerPackageSetting; 9968 if (installerPackageName != null) { 9969 installerPackageSetting = mSettings.mPackages.get(installerPackageName); 9970 if (installerPackageSetting == null) { 9971 throw new IllegalArgumentException("Unknown installer package: " 9972 + installerPackageName); 9973 } 9974 } else { 9975 installerPackageSetting = null; 9976 } 9977 9978 Signature[] callerSignature; 9979 Object obj = mSettings.getUserIdLPr(uid); 9980 if (obj != null) { 9981 if (obj instanceof SharedUserSetting) { 9982 callerSignature = ((SharedUserSetting)obj).signatures.mSignatures; 9983 } else if (obj instanceof PackageSetting) { 9984 callerSignature = ((PackageSetting)obj).signatures.mSignatures; 9985 } else { 9986 throw new SecurityException("Bad object " + obj + " for uid " + uid); 9987 } 9988 } else { 9989 throw new SecurityException("Unknown calling uid " + uid); 9990 } 9991 9992 // Verify: can't set installerPackageName to a package that is 9993 // not signed with the same cert as the caller. 9994 if (installerPackageSetting != null) { 9995 if (compareSignatures(callerSignature, 9996 installerPackageSetting.signatures.mSignatures) 9997 != PackageManager.SIGNATURE_MATCH) { 9998 throw new SecurityException( 9999 "Caller does not have same cert as new installer package " 10000 + installerPackageName); 10001 } 10002 } 10003 10004 // Verify: if target already has an installer package, it must 10005 // be signed with the same cert as the caller. 10006 if (targetPackageSetting.installerPackageName != null) { 10007 PackageSetting setting = mSettings.mPackages.get( 10008 targetPackageSetting.installerPackageName); 10009 // If the currently set package isn't valid, then it's always 10010 // okay to change it. 10011 if (setting != null) { 10012 if (compareSignatures(callerSignature, 10013 setting.signatures.mSignatures) 10014 != PackageManager.SIGNATURE_MATCH) { 10015 throw new SecurityException( 10016 "Caller does not have same cert as old installer package " 10017 + targetPackageSetting.installerPackageName); 10018 } 10019 } 10020 } 10021 10022 // Okay! 10023 targetPackageSetting.installerPackageName = installerPackageName; 10024 scheduleWriteSettingsLocked(); 10025 } 10026 } 10027 10028 private void processPendingInstall(final InstallArgs args, final int currentStatus) { 10029 // Queue up an async operation since the package installation may take a little while. 10030 mHandler.post(new Runnable() { 10031 public void run() { 10032 mHandler.removeCallbacks(this); 10033 // Result object to be returned 10034 PackageInstalledInfo res = new PackageInstalledInfo(); 10035 res.returnCode = currentStatus; 10036 res.uid = -1; 10037 res.pkg = null; 10038 res.removedInfo = new PackageRemovedInfo(); 10039 if (res.returnCode == PackageManager.INSTALL_SUCCEEDED) { 10040 args.doPreInstall(res.returnCode); 10041 synchronized (mInstallLock) { 10042 installPackageLI(args, res); 10043 } 10044 args.doPostInstall(res.returnCode, res.uid); 10045 } 10046 10047 // A restore should be performed at this point if (a) the install 10048 // succeeded, (b) the operation is not an update, and (c) the new 10049 // package has not opted out of backup participation. 10050 final boolean update = res.removedInfo.removedPackage != null; 10051 final int flags = (res.pkg == null) ? 0 : res.pkg.applicationInfo.flags; 10052 boolean doRestore = !update 10053 && ((flags & ApplicationInfo.FLAG_ALLOW_BACKUP) != 0); 10054 10055 // Set up the post-install work request bookkeeping. This will be used 10056 // and cleaned up by the post-install event handling regardless of whether 10057 // there's a restore pass performed. Token values are >= 1. 10058 int token; 10059 if (mNextInstallToken < 0) mNextInstallToken = 1; 10060 token = mNextInstallToken++; 10061 10062 PostInstallData data = new PostInstallData(args, res); 10063 mRunningInstalls.put(token, data); 10064 if (DEBUG_INSTALL) Log.v(TAG, "+ starting restore round-trip " + token); 10065 10066 if (res.returnCode == PackageManager.INSTALL_SUCCEEDED && doRestore) { 10067 // Pass responsibility to the Backup Manager. It will perform a 10068 // restore if appropriate, then pass responsibility back to the 10069 // Package Manager to run the post-install observer callbacks 10070 // and broadcasts. 10071 IBackupManager bm = IBackupManager.Stub.asInterface( 10072 ServiceManager.getService(Context.BACKUP_SERVICE)); 10073 if (bm != null) { 10074 if (DEBUG_INSTALL) Log.v(TAG, "token " + token 10075 + " to BM for possible restore"); 10076 try { 10077 if (bm.isBackupServiceActive(UserHandle.USER_OWNER)) { 10078 bm.restoreAtInstall(res.pkg.applicationInfo.packageName, token); 10079 } else { 10080 doRestore = false; 10081 } 10082 } catch (RemoteException e) { 10083 // can't happen; the backup manager is local 10084 } catch (Exception e) { 10085 Slog.e(TAG, "Exception trying to enqueue restore", e); 10086 doRestore = false; 10087 } 10088 } else { 10089 Slog.e(TAG, "Backup Manager not found!"); 10090 doRestore = false; 10091 } 10092 } 10093 10094 if (!doRestore) { 10095 // No restore possible, or the Backup Manager was mysteriously not 10096 // available -- just fire the post-install work request directly. 10097 if (DEBUG_INSTALL) Log.v(TAG, "No restore - queue post-install for " + token); 10098 Message msg = mHandler.obtainMessage(POST_INSTALL, token, 0); 10099 mHandler.sendMessage(msg); 10100 } 10101 } 10102 }); 10103 } 10104 10105 private abstract class HandlerParams { 10106 private static final int MAX_RETRIES = 4; 10107 10108 /** 10109 * Number of times startCopy() has been attempted and had a non-fatal 10110 * error. 10111 */ 10112 private int mRetries = 0; 10113 10114 /** User handle for the user requesting the information or installation. */ 10115 private final UserHandle mUser; 10116 10117 HandlerParams(UserHandle user) { 10118 mUser = user; 10119 } 10120 10121 UserHandle getUser() { 10122 return mUser; 10123 } 10124 10125 final boolean startCopy() { 10126 boolean res; 10127 try { 10128 if (DEBUG_INSTALL) Slog.i(TAG, "startCopy " + mUser + ": " + this); 10129 10130 if (++mRetries > MAX_RETRIES) { 10131 Slog.w(TAG, "Failed to invoke remote methods on default container service. Giving up"); 10132 mHandler.sendEmptyMessage(MCS_GIVE_UP); 10133 handleServiceError(); 10134 return false; 10135 } else { 10136 handleStartCopy(); 10137 res = true; 10138 } 10139 } catch (RemoteException e) { 10140 if (DEBUG_INSTALL) Slog.i(TAG, "Posting install MCS_RECONNECT"); 10141 mHandler.sendEmptyMessage(MCS_RECONNECT); 10142 res = false; 10143 } 10144 handleReturnCode(); 10145 return res; 10146 } 10147 10148 final void serviceError() { 10149 if (DEBUG_INSTALL) Slog.i(TAG, "serviceError"); 10150 handleServiceError(); 10151 handleReturnCode(); 10152 } 10153 10154 abstract void handleStartCopy() throws RemoteException; 10155 abstract void handleServiceError(); 10156 abstract void handleReturnCode(); 10157 } 10158 10159 class MeasureParams extends HandlerParams { 10160 private final PackageStats mStats; 10161 private boolean mSuccess; 10162 10163 private final IPackageStatsObserver mObserver; 10164 10165 public MeasureParams(PackageStats stats, IPackageStatsObserver observer) { 10166 super(new UserHandle(stats.userHandle)); 10167 mObserver = observer; 10168 mStats = stats; 10169 } 10170 10171 @Override 10172 public String toString() { 10173 return "MeasureParams{" 10174 + Integer.toHexString(System.identityHashCode(this)) 10175 + " " + mStats.packageName + "}"; 10176 } 10177 10178 @Override 10179 void handleStartCopy() throws RemoteException { 10180 synchronized (mInstallLock) { 10181 mSuccess = getPackageSizeInfoLI(mStats.packageName, mStats.userHandle, mStats); 10182 } 10183 10184 if (mSuccess) { 10185 final boolean mounted; 10186 if (Environment.isExternalStorageEmulated()) { 10187 mounted = true; 10188 } else { 10189 final String status = Environment.getExternalStorageState(); 10190 mounted = (Environment.MEDIA_MOUNTED.equals(status) 10191 || Environment.MEDIA_MOUNTED_READ_ONLY.equals(status)); 10192 } 10193 10194 if (mounted) { 10195 final UserEnvironment userEnv = new UserEnvironment(mStats.userHandle); 10196 10197 mStats.externalCacheSize = calculateDirectorySize(mContainerService, 10198 userEnv.buildExternalStorageAppCacheDirs(mStats.packageName)); 10199 10200 mStats.externalDataSize = calculateDirectorySize(mContainerService, 10201 userEnv.buildExternalStorageAppDataDirs(mStats.packageName)); 10202 10203 // Always subtract cache size, since it's a subdirectory 10204 mStats.externalDataSize -= mStats.externalCacheSize; 10205 10206 mStats.externalMediaSize = calculateDirectorySize(mContainerService, 10207 userEnv.buildExternalStorageAppMediaDirs(mStats.packageName)); 10208 10209 mStats.externalObbSize = calculateDirectorySize(mContainerService, 10210 userEnv.buildExternalStorageAppObbDirs(mStats.packageName)); 10211 } 10212 } 10213 } 10214 10215 @Override 10216 void handleReturnCode() { 10217 if (mObserver != null) { 10218 try { 10219 mObserver.onGetStatsCompleted(mStats, mSuccess); 10220 } catch (RemoteException e) { 10221 Slog.i(TAG, "Observer no longer exists."); 10222 } 10223 } 10224 } 10225 10226 @Override 10227 void handleServiceError() { 10228 Slog.e(TAG, "Could not measure application " + mStats.packageName 10229 + " external storage"); 10230 } 10231 } 10232 10233 private static long calculateDirectorySize(IMediaContainerService mcs, File[] paths) 10234 throws RemoteException { 10235 long result = 0; 10236 for (File path : paths) { 10237 result += mcs.calculateDirectorySize(path.getAbsolutePath()); 10238 } 10239 return result; 10240 } 10241 10242 private static void clearDirectory(IMediaContainerService mcs, File[] paths) { 10243 for (File path : paths) { 10244 try { 10245 mcs.clearDirectory(path.getAbsolutePath()); 10246 } catch (RemoteException e) { 10247 } 10248 } 10249 } 10250 10251 static class OriginInfo { 10252 /** 10253 * Location where install is coming from, before it has been 10254 * copied/renamed into place. This could be a single monolithic APK 10255 * file, or a cluster directory. This location may be untrusted. 10256 */ 10257 final File file; 10258 final String cid; 10259 10260 /** 10261 * Flag indicating that {@link #file} or {@link #cid} has already been 10262 * staged, meaning downstream users don't need to defensively copy the 10263 * contents. 10264 */ 10265 final boolean staged; 10266 10267 /** 10268 * Flag indicating that {@link #file} or {@link #cid} is an already 10269 * installed app that is being moved. 10270 */ 10271 final boolean existing; 10272 10273 final String resolvedPath; 10274 final File resolvedFile; 10275 10276 static OriginInfo fromNothing() { 10277 return new OriginInfo(null, null, false, false); 10278 } 10279 10280 static OriginInfo fromUntrustedFile(File file) { 10281 return new OriginInfo(file, null, false, false); 10282 } 10283 10284 static OriginInfo fromExistingFile(File file) { 10285 return new OriginInfo(file, null, false, true); 10286 } 10287 10288 static OriginInfo fromStagedFile(File file) { 10289 return new OriginInfo(file, null, true, false); 10290 } 10291 10292 static OriginInfo fromStagedContainer(String cid) { 10293 return new OriginInfo(null, cid, true, false); 10294 } 10295 10296 private OriginInfo(File file, String cid, boolean staged, boolean existing) { 10297 this.file = file; 10298 this.cid = cid; 10299 this.staged = staged; 10300 this.existing = existing; 10301 10302 if (cid != null) { 10303 resolvedPath = PackageHelper.getSdDir(cid); 10304 resolvedFile = new File(resolvedPath); 10305 } else if (file != null) { 10306 resolvedPath = file.getAbsolutePath(); 10307 resolvedFile = file; 10308 } else { 10309 resolvedPath = null; 10310 resolvedFile = null; 10311 } 10312 } 10313 } 10314 10315 class MoveInfo { 10316 final int moveId; 10317 final String fromUuid; 10318 final String toUuid; 10319 final String packageName; 10320 final String dataAppName; 10321 final int appId; 10322 final String seinfo; 10323 10324 public MoveInfo(int moveId, String fromUuid, String toUuid, String packageName, 10325 String dataAppName, int appId, String seinfo) { 10326 this.moveId = moveId; 10327 this.fromUuid = fromUuid; 10328 this.toUuid = toUuid; 10329 this.packageName = packageName; 10330 this.dataAppName = dataAppName; 10331 this.appId = appId; 10332 this.seinfo = seinfo; 10333 } 10334 } 10335 10336 class InstallParams extends HandlerParams { 10337 final OriginInfo origin; 10338 final MoveInfo move; 10339 final IPackageInstallObserver2 observer; 10340 int installFlags; 10341 final String installerPackageName; 10342 final String volumeUuid; 10343 final VerificationParams verificationParams; 10344 private InstallArgs mArgs; 10345 private int mRet; 10346 final String packageAbiOverride; 10347 10348 InstallParams(OriginInfo origin, MoveInfo move, IPackageInstallObserver2 observer, 10349 int installFlags, String installerPackageName, String volumeUuid, 10350 VerificationParams verificationParams, UserHandle user, String packageAbiOverride) { 10351 super(user); 10352 this.origin = origin; 10353 this.move = move; 10354 this.observer = observer; 10355 this.installFlags = installFlags; 10356 this.installerPackageName = installerPackageName; 10357 this.volumeUuid = volumeUuid; 10358 this.verificationParams = verificationParams; 10359 this.packageAbiOverride = packageAbiOverride; 10360 } 10361 10362 @Override 10363 public String toString() { 10364 return "InstallParams{" + Integer.toHexString(System.identityHashCode(this)) 10365 + " file=" + origin.file + " cid=" + origin.cid + "}"; 10366 } 10367 10368 public ManifestDigest getManifestDigest() { 10369 if (verificationParams == null) { 10370 return null; 10371 } 10372 return verificationParams.getManifestDigest(); 10373 } 10374 10375 private int installLocationPolicy(PackageInfoLite pkgLite) { 10376 String packageName = pkgLite.packageName; 10377 int installLocation = pkgLite.installLocation; 10378 boolean onSd = (installFlags & PackageManager.INSTALL_EXTERNAL) != 0; 10379 // reader 10380 synchronized (mPackages) { 10381 PackageParser.Package pkg = mPackages.get(packageName); 10382 if (pkg != null) { 10383 if ((installFlags & PackageManager.INSTALL_REPLACE_EXISTING) != 0) { 10384 // Check for downgrading. 10385 if ((installFlags & PackageManager.INSTALL_ALLOW_DOWNGRADE) == 0) { 10386 try { 10387 checkDowngrade(pkg, pkgLite); 10388 } catch (PackageManagerException e) { 10389 Slog.w(TAG, "Downgrade detected: " + e.getMessage()); 10390 return PackageHelper.RECOMMEND_FAILED_VERSION_DOWNGRADE; 10391 } 10392 } 10393 // Check for updated system application. 10394 if ((pkg.applicationInfo.flags & ApplicationInfo.FLAG_SYSTEM) != 0) { 10395 if (onSd) { 10396 Slog.w(TAG, "Cannot install update to system app on sdcard"); 10397 return PackageHelper.RECOMMEND_FAILED_INVALID_LOCATION; 10398 } 10399 return PackageHelper.RECOMMEND_INSTALL_INTERNAL; 10400 } else { 10401 if (onSd) { 10402 // Install flag overrides everything. 10403 return PackageHelper.RECOMMEND_INSTALL_EXTERNAL; 10404 } 10405 // If current upgrade specifies particular preference 10406 if (installLocation == PackageInfo.INSTALL_LOCATION_INTERNAL_ONLY) { 10407 // Application explicitly specified internal. 10408 return PackageHelper.RECOMMEND_INSTALL_INTERNAL; 10409 } else if (installLocation == PackageInfo.INSTALL_LOCATION_PREFER_EXTERNAL) { 10410 // App explictly prefers external. Let policy decide 10411 } else { 10412 // Prefer previous location 10413 if (isExternal(pkg)) { 10414 return PackageHelper.RECOMMEND_INSTALL_EXTERNAL; 10415 } 10416 return PackageHelper.RECOMMEND_INSTALL_INTERNAL; 10417 } 10418 } 10419 } else { 10420 // Invalid install. Return error code 10421 return PackageHelper.RECOMMEND_FAILED_ALREADY_EXISTS; 10422 } 10423 } 10424 } 10425 // All the special cases have been taken care of. 10426 // Return result based on recommended install location. 10427 if (onSd) { 10428 return PackageHelper.RECOMMEND_INSTALL_EXTERNAL; 10429 } 10430 return pkgLite.recommendedInstallLocation; 10431 } 10432 10433 /* 10434 * Invoke remote method to get package information and install 10435 * location values. Override install location based on default 10436 * policy if needed and then create install arguments based 10437 * on the install location. 10438 */ 10439 public void handleStartCopy() throws RemoteException { 10440 int ret = PackageManager.INSTALL_SUCCEEDED; 10441 10442 // If we're already staged, we've firmly committed to an install location 10443 if (origin.staged) { 10444 if (origin.file != null) { 10445 installFlags |= PackageManager.INSTALL_INTERNAL; 10446 installFlags &= ~PackageManager.INSTALL_EXTERNAL; 10447 } else if (origin.cid != null) { 10448 installFlags |= PackageManager.INSTALL_EXTERNAL; 10449 installFlags &= ~PackageManager.INSTALL_INTERNAL; 10450 } else { 10451 throw new IllegalStateException("Invalid stage location"); 10452 } 10453 } 10454 10455 final boolean onSd = (installFlags & PackageManager.INSTALL_EXTERNAL) != 0; 10456 final boolean onInt = (installFlags & PackageManager.INSTALL_INTERNAL) != 0; 10457 10458 PackageInfoLite pkgLite = null; 10459 10460 if (onInt && onSd) { 10461 // Check if both bits are set. 10462 Slog.w(TAG, "Conflicting flags specified for installing on both internal and external"); 10463 ret = PackageManager.INSTALL_FAILED_INVALID_INSTALL_LOCATION; 10464 } else { 10465 pkgLite = mContainerService.getMinimalPackageInfo(origin.resolvedPath, installFlags, 10466 packageAbiOverride); 10467 10468 /* 10469 * If we have too little free space, try to free cache 10470 * before giving up. 10471 */ 10472 if (!origin.staged && pkgLite.recommendedInstallLocation 10473 == PackageHelper.RECOMMEND_FAILED_INSUFFICIENT_STORAGE) { 10474 // TODO: focus freeing disk space on the target device 10475 final StorageManager storage = StorageManager.from(mContext); 10476 final long lowThreshold = storage.getStorageLowBytes( 10477 Environment.getDataDirectory()); 10478 10479 final long sizeBytes = mContainerService.calculateInstalledSize( 10480 origin.resolvedPath, isForwardLocked(), packageAbiOverride); 10481 10482 if (mInstaller.freeCache(null, sizeBytes + lowThreshold) >= 0) { 10483 pkgLite = mContainerService.getMinimalPackageInfo(origin.resolvedPath, 10484 installFlags, packageAbiOverride); 10485 } 10486 10487 /* 10488 * The cache free must have deleted the file we 10489 * downloaded to install. 10490 * 10491 * TODO: fix the "freeCache" call to not delete 10492 * the file we care about. 10493 */ 10494 if (pkgLite.recommendedInstallLocation 10495 == PackageHelper.RECOMMEND_FAILED_INVALID_URI) { 10496 pkgLite.recommendedInstallLocation 10497 = PackageHelper.RECOMMEND_FAILED_INSUFFICIENT_STORAGE; 10498 } 10499 } 10500 } 10501 10502 if (ret == PackageManager.INSTALL_SUCCEEDED) { 10503 int loc = pkgLite.recommendedInstallLocation; 10504 if (loc == PackageHelper.RECOMMEND_FAILED_INVALID_LOCATION) { 10505 ret = PackageManager.INSTALL_FAILED_INVALID_INSTALL_LOCATION; 10506 } else if (loc == PackageHelper.RECOMMEND_FAILED_ALREADY_EXISTS) { 10507 ret = PackageManager.INSTALL_FAILED_ALREADY_EXISTS; 10508 } else if (loc == PackageHelper.RECOMMEND_FAILED_INSUFFICIENT_STORAGE) { 10509 ret = PackageManager.INSTALL_FAILED_INSUFFICIENT_STORAGE; 10510 } else if (loc == PackageHelper.RECOMMEND_FAILED_INVALID_APK) { 10511 ret = PackageManager.INSTALL_FAILED_INVALID_APK; 10512 } else if (loc == PackageHelper.RECOMMEND_FAILED_INVALID_URI) { 10513 ret = PackageManager.INSTALL_FAILED_INVALID_URI; 10514 } else if (loc == PackageHelper.RECOMMEND_MEDIA_UNAVAILABLE) { 10515 ret = PackageManager.INSTALL_FAILED_MEDIA_UNAVAILABLE; 10516 } else { 10517 // Override with defaults if needed. 10518 loc = installLocationPolicy(pkgLite); 10519 if (loc == PackageHelper.RECOMMEND_FAILED_VERSION_DOWNGRADE) { 10520 ret = PackageManager.INSTALL_FAILED_VERSION_DOWNGRADE; 10521 } else if (!onSd && !onInt) { 10522 // Override install location with flags 10523 if (loc == PackageHelper.RECOMMEND_INSTALL_EXTERNAL) { 10524 // Set the flag to install on external media. 10525 installFlags |= PackageManager.INSTALL_EXTERNAL; 10526 installFlags &= ~PackageManager.INSTALL_INTERNAL; 10527 } else { 10528 // Make sure the flag for installing on external 10529 // media is unset 10530 installFlags |= PackageManager.INSTALL_INTERNAL; 10531 installFlags &= ~PackageManager.INSTALL_EXTERNAL; 10532 } 10533 } 10534 } 10535 } 10536 10537 final InstallArgs args = createInstallArgs(this); 10538 mArgs = args; 10539 10540 if (ret == PackageManager.INSTALL_SUCCEEDED) { 10541 /* 10542 * ADB installs appear as UserHandle.USER_ALL, and can only be performed by 10543 * UserHandle.USER_OWNER, so use the package verifier for UserHandle.USER_OWNER. 10544 */ 10545 int userIdentifier = getUser().getIdentifier(); 10546 if (userIdentifier == UserHandle.USER_ALL 10547 && ((installFlags & PackageManager.INSTALL_FROM_ADB) != 0)) { 10548 userIdentifier = UserHandle.USER_OWNER; 10549 } 10550 10551 /* 10552 * Determine if we have any installed package verifiers. If we 10553 * do, then we'll defer to them to verify the packages. 10554 */ 10555 final int requiredUid = mRequiredVerifierPackage == null ? -1 10556 : getPackageUid(mRequiredVerifierPackage, userIdentifier); 10557 if (!origin.existing && requiredUid != -1 10558 && isVerificationEnabled(userIdentifier, installFlags)) { 10559 final Intent verification = new Intent( 10560 Intent.ACTION_PACKAGE_NEEDS_VERIFICATION); 10561 verification.addFlags(Intent.FLAG_RECEIVER_FOREGROUND); 10562 verification.setDataAndType(Uri.fromFile(new File(origin.resolvedPath)), 10563 PACKAGE_MIME_TYPE); 10564 verification.addFlags(Intent.FLAG_GRANT_READ_URI_PERMISSION); 10565 10566 final List<ResolveInfo> receivers = queryIntentReceivers(verification, 10567 PACKAGE_MIME_TYPE, PackageManager.GET_DISABLED_COMPONENTS, 10568 0 /* TODO: Which userId? */); 10569 10570 if (DEBUG_VERIFY) { 10571 Slog.d(TAG, "Found " + receivers.size() + " verifiers for intent " 10572 + verification.toString() + " with " + pkgLite.verifiers.length 10573 + " optional verifiers"); 10574 } 10575 10576 final int verificationId = mPendingVerificationToken++; 10577 10578 verification.putExtra(PackageManager.EXTRA_VERIFICATION_ID, verificationId); 10579 10580 verification.putExtra(PackageManager.EXTRA_VERIFICATION_INSTALLER_PACKAGE, 10581 installerPackageName); 10582 10583 verification.putExtra(PackageManager.EXTRA_VERIFICATION_INSTALL_FLAGS, 10584 installFlags); 10585 10586 verification.putExtra(PackageManager.EXTRA_VERIFICATION_PACKAGE_NAME, 10587 pkgLite.packageName); 10588 10589 verification.putExtra(PackageManager.EXTRA_VERIFICATION_VERSION_CODE, 10590 pkgLite.versionCode); 10591 10592 if (verificationParams != null) { 10593 if (verificationParams.getVerificationURI() != null) { 10594 verification.putExtra(PackageManager.EXTRA_VERIFICATION_URI, 10595 verificationParams.getVerificationURI()); 10596 } 10597 if (verificationParams.getOriginatingURI() != null) { 10598 verification.putExtra(Intent.EXTRA_ORIGINATING_URI, 10599 verificationParams.getOriginatingURI()); 10600 } 10601 if (verificationParams.getReferrer() != null) { 10602 verification.putExtra(Intent.EXTRA_REFERRER, 10603 verificationParams.getReferrer()); 10604 } 10605 if (verificationParams.getOriginatingUid() >= 0) { 10606 verification.putExtra(Intent.EXTRA_ORIGINATING_UID, 10607 verificationParams.getOriginatingUid()); 10608 } 10609 if (verificationParams.getInstallerUid() >= 0) { 10610 verification.putExtra(PackageManager.EXTRA_VERIFICATION_INSTALLER_UID, 10611 verificationParams.getInstallerUid()); 10612 } 10613 } 10614 10615 final PackageVerificationState verificationState = new PackageVerificationState( 10616 requiredUid, args); 10617 10618 mPendingVerification.append(verificationId, verificationState); 10619 10620 final List<ComponentName> sufficientVerifiers = matchVerifiers(pkgLite, 10621 receivers, verificationState); 10622 10623 // Apps installed for "all" users use the device owner to verify the app 10624 UserHandle verifierUser = getUser(); 10625 if (verifierUser == UserHandle.ALL) { 10626 verifierUser = UserHandle.OWNER; 10627 } 10628 10629 /* 10630 * If any sufficient verifiers were listed in the package 10631 * manifest, attempt to ask them. 10632 */ 10633 if (sufficientVerifiers != null) { 10634 final int N = sufficientVerifiers.size(); 10635 if (N == 0) { 10636 Slog.i(TAG, "Additional verifiers required, but none installed."); 10637 ret = PackageManager.INSTALL_FAILED_VERIFICATION_FAILURE; 10638 } else { 10639 for (int i = 0; i < N; i++) { 10640 final ComponentName verifierComponent = sufficientVerifiers.get(i); 10641 10642 final Intent sufficientIntent = new Intent(verification); 10643 sufficientIntent.setComponent(verifierComponent); 10644 mContext.sendBroadcastAsUser(sufficientIntent, verifierUser); 10645 } 10646 } 10647 } 10648 10649 final ComponentName requiredVerifierComponent = matchComponentForVerifier( 10650 mRequiredVerifierPackage, receivers); 10651 if (ret == PackageManager.INSTALL_SUCCEEDED 10652 && mRequiredVerifierPackage != null) { 10653 /* 10654 * Send the intent to the required verification agent, 10655 * but only start the verification timeout after the 10656 * target BroadcastReceivers have run. 10657 */ 10658 verification.setComponent(requiredVerifierComponent); 10659 mContext.sendOrderedBroadcastAsUser(verification, verifierUser, 10660 android.Manifest.permission.PACKAGE_VERIFICATION_AGENT, 10661 new BroadcastReceiver() { 10662 @Override 10663 public void onReceive(Context context, Intent intent) { 10664 final Message msg = mHandler 10665 .obtainMessage(CHECK_PENDING_VERIFICATION); 10666 msg.arg1 = verificationId; 10667 mHandler.sendMessageDelayed(msg, getVerificationTimeout()); 10668 } 10669 }, null, 0, null, null); 10670 10671 /* 10672 * We don't want the copy to proceed until verification 10673 * succeeds, so null out this field. 10674 */ 10675 mArgs = null; 10676 } 10677 } else { 10678 /* 10679 * No package verification is enabled, so immediately start 10680 * the remote call to initiate copy using temporary file. 10681 */ 10682 ret = args.copyApk(mContainerService, true); 10683 } 10684 } 10685 10686 mRet = ret; 10687 } 10688 10689 @Override 10690 void handleReturnCode() { 10691 // If mArgs is null, then MCS couldn't be reached. When it 10692 // reconnects, it will try again to install. At that point, this 10693 // will succeed. 10694 if (mArgs != null) { 10695 processPendingInstall(mArgs, mRet); 10696 } 10697 } 10698 10699 @Override 10700 void handleServiceError() { 10701 mArgs = createInstallArgs(this); 10702 mRet = PackageManager.INSTALL_FAILED_INTERNAL_ERROR; 10703 } 10704 10705 public boolean isForwardLocked() { 10706 return (installFlags & PackageManager.INSTALL_FORWARD_LOCK) != 0; 10707 } 10708 } 10709 10710 /** 10711 * Used during creation of InstallArgs 10712 * 10713 * @param installFlags package installation flags 10714 * @return true if should be installed on external storage 10715 */ 10716 private static boolean installOnExternalAsec(int installFlags) { 10717 if ((installFlags & PackageManager.INSTALL_INTERNAL) != 0) { 10718 return false; 10719 } 10720 if ((installFlags & PackageManager.INSTALL_EXTERNAL) != 0) { 10721 return true; 10722 } 10723 return false; 10724 } 10725 10726 /** 10727 * Used during creation of InstallArgs 10728 * 10729 * @param installFlags package installation flags 10730 * @return true if should be installed as forward locked 10731 */ 10732 private static boolean installForwardLocked(int installFlags) { 10733 return (installFlags & PackageManager.INSTALL_FORWARD_LOCK) != 0; 10734 } 10735 10736 private InstallArgs createInstallArgs(InstallParams params) { 10737 if (params.move != null) { 10738 return new MoveInstallArgs(params); 10739 } else if (installOnExternalAsec(params.installFlags) || params.isForwardLocked()) { 10740 return new AsecInstallArgs(params); 10741 } else { 10742 return new FileInstallArgs(params); 10743 } 10744 } 10745 10746 /** 10747 * Create args that describe an existing installed package. Typically used 10748 * when cleaning up old installs, or used as a move source. 10749 */ 10750 private InstallArgs createInstallArgsForExisting(int installFlags, String codePath, 10751 String resourcePath, String[] instructionSets) { 10752 final boolean isInAsec; 10753 if (installOnExternalAsec(installFlags)) { 10754 /* Apps on SD card are always in ASEC containers. */ 10755 isInAsec = true; 10756 } else if (installForwardLocked(installFlags) 10757 && !codePath.startsWith(mDrmAppPrivateInstallDir.getAbsolutePath())) { 10758 /* 10759 * Forward-locked apps are only in ASEC containers if they're the 10760 * new style 10761 */ 10762 isInAsec = true; 10763 } else { 10764 isInAsec = false; 10765 } 10766 10767 if (isInAsec) { 10768 return new AsecInstallArgs(codePath, instructionSets, 10769 installOnExternalAsec(installFlags), installForwardLocked(installFlags)); 10770 } else { 10771 return new FileInstallArgs(codePath, resourcePath, instructionSets); 10772 } 10773 } 10774 10775 static abstract class InstallArgs { 10776 /** @see InstallParams#origin */ 10777 final OriginInfo origin; 10778 /** @see InstallParams#move */ 10779 final MoveInfo move; 10780 10781 final IPackageInstallObserver2 observer; 10782 // Always refers to PackageManager flags only 10783 final int installFlags; 10784 final String installerPackageName; 10785 final String volumeUuid; 10786 final ManifestDigest manifestDigest; 10787 final UserHandle user; 10788 final String abiOverride; 10789 10790 // The list of instruction sets supported by this app. This is currently 10791 // only used during the rmdex() phase to clean up resources. We can get rid of this 10792 // if we move dex files under the common app path. 10793 /* nullable */ String[] instructionSets; 10794 10795 InstallArgs(OriginInfo origin, MoveInfo move, IPackageInstallObserver2 observer, 10796 int installFlags, String installerPackageName, String volumeUuid, 10797 ManifestDigest manifestDigest, UserHandle user, String[] instructionSets, 10798 String abiOverride) { 10799 this.origin = origin; 10800 this.move = move; 10801 this.installFlags = installFlags; 10802 this.observer = observer; 10803 this.installerPackageName = installerPackageName; 10804 this.volumeUuid = volumeUuid; 10805 this.manifestDigest = manifestDigest; 10806 this.user = user; 10807 this.instructionSets = instructionSets; 10808 this.abiOverride = abiOverride; 10809 } 10810 10811 abstract int copyApk(IMediaContainerService imcs, boolean temp) throws RemoteException; 10812 abstract int doPreInstall(int status); 10813 10814 /** 10815 * Rename package into final resting place. All paths on the given 10816 * scanned package should be updated to reflect the rename. 10817 */ 10818 abstract boolean doRename(int status, PackageParser.Package pkg, String oldCodePath); 10819 abstract int doPostInstall(int status, int uid); 10820 10821 /** @see PackageSettingBase#codePathString */ 10822 abstract String getCodePath(); 10823 /** @see PackageSettingBase#resourcePathString */ 10824 abstract String getResourcePath(); 10825 10826 // Need installer lock especially for dex file removal. 10827 abstract void cleanUpResourcesLI(); 10828 abstract boolean doPostDeleteLI(boolean delete); 10829 10830 /** 10831 * Called before the source arguments are copied. This is used mostly 10832 * for MoveParams when it needs to read the source file to put it in the 10833 * destination. 10834 */ 10835 int doPreCopy() { 10836 return PackageManager.INSTALL_SUCCEEDED; 10837 } 10838 10839 /** 10840 * Called after the source arguments are copied. This is used mostly for 10841 * MoveParams when it needs to read the source file to put it in the 10842 * destination. 10843 * 10844 * @return 10845 */ 10846 int doPostCopy(int uid) { 10847 return PackageManager.INSTALL_SUCCEEDED; 10848 } 10849 10850 protected boolean isFwdLocked() { 10851 return (installFlags & PackageManager.INSTALL_FORWARD_LOCK) != 0; 10852 } 10853 10854 protected boolean isExternalAsec() { 10855 return (installFlags & PackageManager.INSTALL_EXTERNAL) != 0; 10856 } 10857 10858 UserHandle getUser() { 10859 return user; 10860 } 10861 } 10862 10863 private void removeDexFiles(List<String> allCodePaths, String[] instructionSets) { 10864 if (!allCodePaths.isEmpty()) { 10865 if (instructionSets == null) { 10866 throw new IllegalStateException("instructionSet == null"); 10867 } 10868 String[] dexCodeInstructionSets = getDexCodeInstructionSets(instructionSets); 10869 for (String codePath : allCodePaths) { 10870 for (String dexCodeInstructionSet : dexCodeInstructionSets) { 10871 int retCode = mInstaller.rmdex(codePath, dexCodeInstructionSet); 10872 if (retCode < 0) { 10873 Slog.w(TAG, "Couldn't remove dex file for package: " 10874 + " at location " + codePath + ", retcode=" + retCode); 10875 // we don't consider this to be a failure of the core package deletion 10876 } 10877 } 10878 } 10879 } 10880 } 10881 10882 /** 10883 * Logic to handle installation of non-ASEC applications, including copying 10884 * and renaming logic. 10885 */ 10886 class FileInstallArgs extends InstallArgs { 10887 private File codeFile; 10888 private File resourceFile; 10889 10890 // Example topology: 10891 // /data/app/com.example/base.apk 10892 // /data/app/com.example/split_foo.apk 10893 // /data/app/com.example/lib/arm/libfoo.so 10894 // /data/app/com.example/lib/arm64/libfoo.so 10895 // /data/app/com.example/dalvik/arm/base.apk@classes.dex 10896 10897 /** New install */ 10898 FileInstallArgs(InstallParams params) { 10899 super(params.origin, params.move, params.observer, params.installFlags, 10900 params.installerPackageName, params.volumeUuid, params.getManifestDigest(), 10901 params.getUser(), null /* instruction sets */, params.packageAbiOverride); 10902 if (isFwdLocked()) { 10903 throw new IllegalArgumentException("Forward locking only supported in ASEC"); 10904 } 10905 } 10906 10907 /** Existing install */ 10908 FileInstallArgs(String codePath, String resourcePath, String[] instructionSets) { 10909 super(OriginInfo.fromNothing(), null, null, 0, null, null, null, null, instructionSets, 10910 null); 10911 this.codeFile = (codePath != null) ? new File(codePath) : null; 10912 this.resourceFile = (resourcePath != null) ? new File(resourcePath) : null; 10913 } 10914 10915 int copyApk(IMediaContainerService imcs, boolean temp) throws RemoteException { 10916 if (origin.staged) { 10917 if (DEBUG_INSTALL) Slog.d(TAG, origin.file + " already staged; skipping copy"); 10918 codeFile = origin.file; 10919 resourceFile = origin.file; 10920 return PackageManager.INSTALL_SUCCEEDED; 10921 } 10922 10923 try { 10924 final File tempDir = mInstallerService.allocateStageDirLegacy(volumeUuid); 10925 codeFile = tempDir; 10926 resourceFile = tempDir; 10927 } catch (IOException e) { 10928 Slog.w(TAG, "Failed to create copy file: " + e); 10929 return PackageManager.INSTALL_FAILED_INSUFFICIENT_STORAGE; 10930 } 10931 10932 final IParcelFileDescriptorFactory target = new IParcelFileDescriptorFactory.Stub() { 10933 @Override 10934 public ParcelFileDescriptor open(String name, int mode) throws RemoteException { 10935 if (!FileUtils.isValidExtFilename(name)) { 10936 throw new IllegalArgumentException("Invalid filename: " + name); 10937 } 10938 try { 10939 final File file = new File(codeFile, name); 10940 final FileDescriptor fd = Os.open(file.getAbsolutePath(), 10941 O_RDWR | O_CREAT, 0644); 10942 Os.chmod(file.getAbsolutePath(), 0644); 10943 return new ParcelFileDescriptor(fd); 10944 } catch (ErrnoException e) { 10945 throw new RemoteException("Failed to open: " + e.getMessage()); 10946 } 10947 } 10948 }; 10949 10950 int ret = PackageManager.INSTALL_SUCCEEDED; 10951 ret = imcs.copyPackage(origin.file.getAbsolutePath(), target); 10952 if (ret != PackageManager.INSTALL_SUCCEEDED) { 10953 Slog.e(TAG, "Failed to copy package"); 10954 return ret; 10955 } 10956 10957 final File libraryRoot = new File(codeFile, LIB_DIR_NAME); 10958 NativeLibraryHelper.Handle handle = null; 10959 try { 10960 handle = NativeLibraryHelper.Handle.create(codeFile); 10961 ret = NativeLibraryHelper.copyNativeBinariesWithOverride(handle, libraryRoot, 10962 abiOverride); 10963 } catch (IOException e) { 10964 Slog.e(TAG, "Copying native libraries failed", e); 10965 ret = PackageManager.INSTALL_FAILED_INTERNAL_ERROR; 10966 } finally { 10967 IoUtils.closeQuietly(handle); 10968 } 10969 10970 return ret; 10971 } 10972 10973 int doPreInstall(int status) { 10974 if (status != PackageManager.INSTALL_SUCCEEDED) { 10975 cleanUp(); 10976 } 10977 return status; 10978 } 10979 10980 boolean doRename(int status, PackageParser.Package pkg, String oldCodePath) { 10981 if (status != PackageManager.INSTALL_SUCCEEDED) { 10982 cleanUp(); 10983 return false; 10984 } 10985 10986 final File targetDir = codeFile.getParentFile(); 10987 final File beforeCodeFile = codeFile; 10988 final File afterCodeFile = getNextCodePath(targetDir, pkg.packageName); 10989 10990 if (DEBUG_INSTALL) Slog.d(TAG, "Renaming " + beforeCodeFile + " to " + afterCodeFile); 10991 try { 10992 Os.rename(beforeCodeFile.getAbsolutePath(), afterCodeFile.getAbsolutePath()); 10993 } catch (ErrnoException e) { 10994 Slog.w(TAG, "Failed to rename", e); 10995 return false; 10996 } 10997 10998 if (!SELinux.restoreconRecursive(afterCodeFile)) { 10999 Slog.w(TAG, "Failed to restorecon"); 11000 return false; 11001 } 11002 11003 // Reflect the rename internally 11004 codeFile = afterCodeFile; 11005 resourceFile = afterCodeFile; 11006 11007 // Reflect the rename in scanned details 11008 pkg.codePath = afterCodeFile.getAbsolutePath(); 11009 pkg.baseCodePath = FileUtils.rewriteAfterRename(beforeCodeFile, afterCodeFile, 11010 pkg.baseCodePath); 11011 pkg.splitCodePaths = FileUtils.rewriteAfterRename(beforeCodeFile, afterCodeFile, 11012 pkg.splitCodePaths); 11013 11014 // Reflect the rename in app info 11015 pkg.applicationInfo.volumeUuid = pkg.volumeUuid; 11016 pkg.applicationInfo.setCodePath(pkg.codePath); 11017 pkg.applicationInfo.setBaseCodePath(pkg.baseCodePath); 11018 pkg.applicationInfo.setSplitCodePaths(pkg.splitCodePaths); 11019 pkg.applicationInfo.setResourcePath(pkg.codePath); 11020 pkg.applicationInfo.setBaseResourcePath(pkg.baseCodePath); 11021 pkg.applicationInfo.setSplitResourcePaths(pkg.splitCodePaths); 11022 11023 return true; 11024 } 11025 11026 int doPostInstall(int status, int uid) { 11027 if (status != PackageManager.INSTALL_SUCCEEDED) { 11028 cleanUp(); 11029 } 11030 return status; 11031 } 11032 11033 @Override 11034 String getCodePath() { 11035 return (codeFile != null) ? codeFile.getAbsolutePath() : null; 11036 } 11037 11038 @Override 11039 String getResourcePath() { 11040 return (resourceFile != null) ? resourceFile.getAbsolutePath() : null; 11041 } 11042 11043 private boolean cleanUp() { 11044 if (codeFile == null || !codeFile.exists()) { 11045 return false; 11046 } 11047 11048 if (codeFile.isDirectory()) { 11049 mInstaller.rmPackageDir(codeFile.getAbsolutePath()); 11050 } else { 11051 codeFile.delete(); 11052 } 11053 11054 if (resourceFile != null && !FileUtils.contains(codeFile, resourceFile)) { 11055 resourceFile.delete(); 11056 } 11057 11058 return true; 11059 } 11060 11061 void cleanUpResourcesLI() { 11062 // Try enumerating all code paths before deleting 11063 List<String> allCodePaths = Collections.EMPTY_LIST; 11064 if (codeFile != null && codeFile.exists()) { 11065 try { 11066 final PackageLite pkg = PackageParser.parsePackageLite(codeFile, 0); 11067 allCodePaths = pkg.getAllCodePaths(); 11068 } catch (PackageParserException e) { 11069 // Ignored; we tried our best 11070 } 11071 } 11072 11073 cleanUp(); 11074 removeDexFiles(allCodePaths, instructionSets); 11075 } 11076 11077 boolean doPostDeleteLI(boolean delete) { 11078 // XXX err, shouldn't we respect the delete flag? 11079 cleanUpResourcesLI(); 11080 return true; 11081 } 11082 } 11083 11084 private boolean isAsecExternal(String cid) { 11085 final String asecPath = PackageHelper.getSdFilesystem(cid); 11086 return !asecPath.startsWith(mAsecInternalPath); 11087 } 11088 11089 private static void maybeThrowExceptionForMultiArchCopy(String message, int copyRet) throws 11090 PackageManagerException { 11091 if (copyRet < 0) { 11092 if (copyRet != PackageManager.NO_NATIVE_LIBRARIES && 11093 copyRet != PackageManager.INSTALL_FAILED_NO_MATCHING_ABIS) { 11094 throw new PackageManagerException(copyRet, message); 11095 } 11096 } 11097 } 11098 11099 /** 11100 * Extract the MountService "container ID" from the full code path of an 11101 * .apk. 11102 */ 11103 static String cidFromCodePath(String fullCodePath) { 11104 int eidx = fullCodePath.lastIndexOf("/"); 11105 String subStr1 = fullCodePath.substring(0, eidx); 11106 int sidx = subStr1.lastIndexOf("/"); 11107 return subStr1.substring(sidx+1, eidx); 11108 } 11109 11110 /** 11111 * Logic to handle installation of ASEC applications, including copying and 11112 * renaming logic. 11113 */ 11114 class AsecInstallArgs extends InstallArgs { 11115 static final String RES_FILE_NAME = "pkg.apk"; 11116 static final String PUBLIC_RES_FILE_NAME = "res.zip"; 11117 11118 String cid; 11119 String packagePath; 11120 String resourcePath; 11121 11122 /** New install */ 11123 AsecInstallArgs(InstallParams params) { 11124 super(params.origin, params.move, params.observer, params.installFlags, 11125 params.installerPackageName, params.volumeUuid, params.getManifestDigest(), 11126 params.getUser(), null /* instruction sets */, params.packageAbiOverride); 11127 } 11128 11129 /** Existing install */ 11130 AsecInstallArgs(String fullCodePath, String[] instructionSets, 11131 boolean isExternal, boolean isForwardLocked) { 11132 super(OriginInfo.fromNothing(), null, null, (isExternal ? INSTALL_EXTERNAL : 0) 11133 | (isForwardLocked ? INSTALL_FORWARD_LOCK : 0), null, null, null, null, 11134 instructionSets, null); 11135 // Hackily pretend we're still looking at a full code path 11136 if (!fullCodePath.endsWith(RES_FILE_NAME)) { 11137 fullCodePath = new File(fullCodePath, RES_FILE_NAME).getAbsolutePath(); 11138 } 11139 11140 // Extract cid from fullCodePath 11141 int eidx = fullCodePath.lastIndexOf("/"); 11142 String subStr1 = fullCodePath.substring(0, eidx); 11143 int sidx = subStr1.lastIndexOf("/"); 11144 cid = subStr1.substring(sidx+1, eidx); 11145 setMountPath(subStr1); 11146 } 11147 11148 AsecInstallArgs(String cid, String[] instructionSets, boolean isForwardLocked) { 11149 super(OriginInfo.fromNothing(), null, null, (isAsecExternal(cid) ? INSTALL_EXTERNAL : 0) 11150 | (isForwardLocked ? INSTALL_FORWARD_LOCK : 0), null, null, null, null, 11151 instructionSets, null); 11152 this.cid = cid; 11153 setMountPath(PackageHelper.getSdDir(cid)); 11154 } 11155 11156 void createCopyFile() { 11157 cid = mInstallerService.allocateExternalStageCidLegacy(); 11158 } 11159 11160 int copyApk(IMediaContainerService imcs, boolean temp) throws RemoteException { 11161 if (origin.staged) { 11162 if (DEBUG_INSTALL) Slog.d(TAG, origin.cid + " already staged; skipping copy"); 11163 cid = origin.cid; 11164 setMountPath(PackageHelper.getSdDir(cid)); 11165 return PackageManager.INSTALL_SUCCEEDED; 11166 } 11167 11168 if (temp) { 11169 createCopyFile(); 11170 } else { 11171 /* 11172 * Pre-emptively destroy the container since it's destroyed if 11173 * copying fails due to it existing anyway. 11174 */ 11175 PackageHelper.destroySdDir(cid); 11176 } 11177 11178 final String newMountPath = imcs.copyPackageToContainer( 11179 origin.file.getAbsolutePath(), cid, getEncryptKey(), isExternalAsec(), 11180 isFwdLocked(), deriveAbiOverride(abiOverride, null /* settings */)); 11181 11182 if (newMountPath != null) { 11183 setMountPath(newMountPath); 11184 return PackageManager.INSTALL_SUCCEEDED; 11185 } else { 11186 return PackageManager.INSTALL_FAILED_CONTAINER_ERROR; 11187 } 11188 } 11189 11190 @Override 11191 String getCodePath() { 11192 return packagePath; 11193 } 11194 11195 @Override 11196 String getResourcePath() { 11197 return resourcePath; 11198 } 11199 11200 int doPreInstall(int status) { 11201 if (status != PackageManager.INSTALL_SUCCEEDED) { 11202 // Destroy container 11203 PackageHelper.destroySdDir(cid); 11204 } else { 11205 boolean mounted = PackageHelper.isContainerMounted(cid); 11206 if (!mounted) { 11207 String newMountPath = PackageHelper.mountSdDir(cid, getEncryptKey(), 11208 Process.SYSTEM_UID); 11209 if (newMountPath != null) { 11210 setMountPath(newMountPath); 11211 } else { 11212 return PackageManager.INSTALL_FAILED_CONTAINER_ERROR; 11213 } 11214 } 11215 } 11216 return status; 11217 } 11218 11219 boolean doRename(int status, PackageParser.Package pkg, String oldCodePath) { 11220 String newCacheId = getNextCodePath(oldCodePath, pkg.packageName, "/" + RES_FILE_NAME); 11221 String newMountPath = null; 11222 if (PackageHelper.isContainerMounted(cid)) { 11223 // Unmount the container 11224 if (!PackageHelper.unMountSdDir(cid)) { 11225 Slog.i(TAG, "Failed to unmount " + cid + " before renaming"); 11226 return false; 11227 } 11228 } 11229 if (!PackageHelper.renameSdDir(cid, newCacheId)) { 11230 Slog.e(TAG, "Failed to rename " + cid + " to " + newCacheId + 11231 " which might be stale. Will try to clean up."); 11232 // Clean up the stale container and proceed to recreate. 11233 if (!PackageHelper.destroySdDir(newCacheId)) { 11234 Slog.e(TAG, "Very strange. Cannot clean up stale container " + newCacheId); 11235 return false; 11236 } 11237 // Successfully cleaned up stale container. Try to rename again. 11238 if (!PackageHelper.renameSdDir(cid, newCacheId)) { 11239 Slog.e(TAG, "Failed to rename " + cid + " to " + newCacheId 11240 + " inspite of cleaning it up."); 11241 return false; 11242 } 11243 } 11244 if (!PackageHelper.isContainerMounted(newCacheId)) { 11245 Slog.w(TAG, "Mounting container " + newCacheId); 11246 newMountPath = PackageHelper.mountSdDir(newCacheId, 11247 getEncryptKey(), Process.SYSTEM_UID); 11248 } else { 11249 newMountPath = PackageHelper.getSdDir(newCacheId); 11250 } 11251 if (newMountPath == null) { 11252 Slog.w(TAG, "Failed to get cache path for " + newCacheId); 11253 return false; 11254 } 11255 Log.i(TAG, "Succesfully renamed " + cid + 11256 " to " + newCacheId + 11257 " at new path: " + newMountPath); 11258 cid = newCacheId; 11259 11260 final File beforeCodeFile = new File(packagePath); 11261 setMountPath(newMountPath); 11262 final File afterCodeFile = new File(packagePath); 11263 11264 // Reflect the rename in scanned details 11265 pkg.codePath = afterCodeFile.getAbsolutePath(); 11266 pkg.baseCodePath = FileUtils.rewriteAfterRename(beforeCodeFile, afterCodeFile, 11267 pkg.baseCodePath); 11268 pkg.splitCodePaths = FileUtils.rewriteAfterRename(beforeCodeFile, afterCodeFile, 11269 pkg.splitCodePaths); 11270 11271 // Reflect the rename in app info 11272 pkg.applicationInfo.volumeUuid = pkg.volumeUuid; 11273 pkg.applicationInfo.setCodePath(pkg.codePath); 11274 pkg.applicationInfo.setBaseCodePath(pkg.baseCodePath); 11275 pkg.applicationInfo.setSplitCodePaths(pkg.splitCodePaths); 11276 pkg.applicationInfo.setResourcePath(pkg.codePath); 11277 pkg.applicationInfo.setBaseResourcePath(pkg.baseCodePath); 11278 pkg.applicationInfo.setSplitResourcePaths(pkg.splitCodePaths); 11279 11280 return true; 11281 } 11282 11283 private void setMountPath(String mountPath) { 11284 final File mountFile = new File(mountPath); 11285 11286 final File monolithicFile = new File(mountFile, RES_FILE_NAME); 11287 if (monolithicFile.exists()) { 11288 packagePath = monolithicFile.getAbsolutePath(); 11289 if (isFwdLocked()) { 11290 resourcePath = new File(mountFile, PUBLIC_RES_FILE_NAME).getAbsolutePath(); 11291 } else { 11292 resourcePath = packagePath; 11293 } 11294 } else { 11295 packagePath = mountFile.getAbsolutePath(); 11296 resourcePath = packagePath; 11297 } 11298 } 11299 11300 int doPostInstall(int status, int uid) { 11301 if (status != PackageManager.INSTALL_SUCCEEDED) { 11302 cleanUp(); 11303 } else { 11304 final int groupOwner; 11305 final String protectedFile; 11306 if (isFwdLocked()) { 11307 groupOwner = UserHandle.getSharedAppGid(uid); 11308 protectedFile = RES_FILE_NAME; 11309 } else { 11310 groupOwner = -1; 11311 protectedFile = null; 11312 } 11313 11314 if (uid < Process.FIRST_APPLICATION_UID 11315 || !PackageHelper.fixSdPermissions(cid, groupOwner, protectedFile)) { 11316 Slog.e(TAG, "Failed to finalize " + cid); 11317 PackageHelper.destroySdDir(cid); 11318 return PackageManager.INSTALL_FAILED_CONTAINER_ERROR; 11319 } 11320 11321 boolean mounted = PackageHelper.isContainerMounted(cid); 11322 if (!mounted) { 11323 PackageHelper.mountSdDir(cid, getEncryptKey(), Process.myUid()); 11324 } 11325 } 11326 return status; 11327 } 11328 11329 private void cleanUp() { 11330 if (DEBUG_SD_INSTALL) Slog.i(TAG, "cleanUp"); 11331 11332 // Destroy secure container 11333 PackageHelper.destroySdDir(cid); 11334 } 11335 11336 private List<String> getAllCodePaths() { 11337 final File codeFile = new File(getCodePath()); 11338 if (codeFile != null && codeFile.exists()) { 11339 try { 11340 final PackageLite pkg = PackageParser.parsePackageLite(codeFile, 0); 11341 return pkg.getAllCodePaths(); 11342 } catch (PackageParserException e) { 11343 // Ignored; we tried our best 11344 } 11345 } 11346 return Collections.EMPTY_LIST; 11347 } 11348 11349 void cleanUpResourcesLI() { 11350 // Enumerate all code paths before deleting 11351 cleanUpResourcesLI(getAllCodePaths()); 11352 } 11353 11354 private void cleanUpResourcesLI(List<String> allCodePaths) { 11355 cleanUp(); 11356 removeDexFiles(allCodePaths, instructionSets); 11357 } 11358 11359 String getPackageName() { 11360 return getAsecPackageName(cid); 11361 } 11362 11363 boolean doPostDeleteLI(boolean delete) { 11364 if (DEBUG_SD_INSTALL) Slog.i(TAG, "doPostDeleteLI() del=" + delete); 11365 final List<String> allCodePaths = getAllCodePaths(); 11366 boolean mounted = PackageHelper.isContainerMounted(cid); 11367 if (mounted) { 11368 // Unmount first 11369 if (PackageHelper.unMountSdDir(cid)) { 11370 mounted = false; 11371 } 11372 } 11373 if (!mounted && delete) { 11374 cleanUpResourcesLI(allCodePaths); 11375 } 11376 return !mounted; 11377 } 11378 11379 @Override 11380 int doPreCopy() { 11381 if (isFwdLocked()) { 11382 if (!PackageHelper.fixSdPermissions(cid, 11383 getPackageUid(DEFAULT_CONTAINER_PACKAGE, 0), RES_FILE_NAME)) { 11384 return PackageManager.INSTALL_FAILED_CONTAINER_ERROR; 11385 } 11386 } 11387 11388 return PackageManager.INSTALL_SUCCEEDED; 11389 } 11390 11391 @Override 11392 int doPostCopy(int uid) { 11393 if (isFwdLocked()) { 11394 if (uid < Process.FIRST_APPLICATION_UID 11395 || !PackageHelper.fixSdPermissions(cid, UserHandle.getSharedAppGid(uid), 11396 RES_FILE_NAME)) { 11397 Slog.e(TAG, "Failed to finalize " + cid); 11398 PackageHelper.destroySdDir(cid); 11399 return PackageManager.INSTALL_FAILED_CONTAINER_ERROR; 11400 } 11401 } 11402 11403 return PackageManager.INSTALL_SUCCEEDED; 11404 } 11405 } 11406 11407 /** 11408 * Logic to handle movement of existing installed applications. 11409 */ 11410 class MoveInstallArgs extends InstallArgs { 11411 private File codeFile; 11412 private File resourceFile; 11413 11414 /** New install */ 11415 MoveInstallArgs(InstallParams params) { 11416 super(params.origin, params.move, params.observer, params.installFlags, 11417 params.installerPackageName, params.volumeUuid, params.getManifestDigest(), 11418 params.getUser(), null /* instruction sets */, params.packageAbiOverride); 11419 } 11420 11421 int copyApk(IMediaContainerService imcs, boolean temp) { 11422 if (DEBUG_INSTALL) Slog.d(TAG, "Moving " + move.packageName + " from " 11423 + move.fromUuid + " to " + move.toUuid); 11424 synchronized (mInstaller) { 11425 if (mInstaller.copyCompleteApp(move.fromUuid, move.toUuid, move.packageName, 11426 move.dataAppName, move.appId, move.seinfo) != 0) { 11427 return PackageManager.INSTALL_FAILED_INTERNAL_ERROR; 11428 } 11429 } 11430 11431 codeFile = new File(Environment.getDataAppDirectory(move.toUuid), move.dataAppName); 11432 resourceFile = codeFile; 11433 if (DEBUG_INSTALL) Slog.d(TAG, "codeFile after move is " + codeFile); 11434 11435 return PackageManager.INSTALL_SUCCEEDED; 11436 } 11437 11438 int doPreInstall(int status) { 11439 if (status != PackageManager.INSTALL_SUCCEEDED) { 11440 cleanUp(move.toUuid); 11441 } 11442 return status; 11443 } 11444 11445 boolean doRename(int status, PackageParser.Package pkg, String oldCodePath) { 11446 if (status != PackageManager.INSTALL_SUCCEEDED) { 11447 cleanUp(move.toUuid); 11448 return false; 11449 } 11450 11451 // Reflect the move in app info 11452 pkg.applicationInfo.volumeUuid = pkg.volumeUuid; 11453 pkg.applicationInfo.setCodePath(pkg.codePath); 11454 pkg.applicationInfo.setBaseCodePath(pkg.baseCodePath); 11455 pkg.applicationInfo.setSplitCodePaths(pkg.splitCodePaths); 11456 pkg.applicationInfo.setResourcePath(pkg.codePath); 11457 pkg.applicationInfo.setBaseResourcePath(pkg.baseCodePath); 11458 pkg.applicationInfo.setSplitResourcePaths(pkg.splitCodePaths); 11459 11460 return true; 11461 } 11462 11463 int doPostInstall(int status, int uid) { 11464 if (status == PackageManager.INSTALL_SUCCEEDED) { 11465 cleanUp(move.fromUuid); 11466 } else { 11467 cleanUp(move.toUuid); 11468 } 11469 return status; 11470 } 11471 11472 @Override 11473 String getCodePath() { 11474 return (codeFile != null) ? codeFile.getAbsolutePath() : null; 11475 } 11476 11477 @Override 11478 String getResourcePath() { 11479 return (resourceFile != null) ? resourceFile.getAbsolutePath() : null; 11480 } 11481 11482 private boolean cleanUp(String volumeUuid) { 11483 final File codeFile = new File(Environment.getDataAppDirectory(volumeUuid), 11484 move.dataAppName); 11485 Slog.d(TAG, "Cleaning up " + move.packageName + " on " + volumeUuid); 11486 synchronized (mInstallLock) { 11487 // Clean up both app data and code 11488 removeDataDirsLI(volumeUuid, move.packageName); 11489 if (codeFile.isDirectory()) { 11490 mInstaller.rmPackageDir(codeFile.getAbsolutePath()); 11491 } else { 11492 codeFile.delete(); 11493 } 11494 } 11495 return true; 11496 } 11497 11498 void cleanUpResourcesLI() { 11499 throw new UnsupportedOperationException(); 11500 } 11501 11502 boolean doPostDeleteLI(boolean delete) { 11503 throw new UnsupportedOperationException(); 11504 } 11505 } 11506 11507 static String getAsecPackageName(String packageCid) { 11508 int idx = packageCid.lastIndexOf("-"); 11509 if (idx == -1) { 11510 return packageCid; 11511 } 11512 return packageCid.substring(0, idx); 11513 } 11514 11515 // Utility method used to create code paths based on package name and available index. 11516 private static String getNextCodePath(String oldCodePath, String prefix, String suffix) { 11517 String idxStr = ""; 11518 int idx = 1; 11519 // Fall back to default value of idx=1 if prefix is not 11520 // part of oldCodePath 11521 if (oldCodePath != null) { 11522 String subStr = oldCodePath; 11523 // Drop the suffix right away 11524 if (suffix != null && subStr.endsWith(suffix)) { 11525 subStr = subStr.substring(0, subStr.length() - suffix.length()); 11526 } 11527 // If oldCodePath already contains prefix find out the 11528 // ending index to either increment or decrement. 11529 int sidx = subStr.lastIndexOf(prefix); 11530 if (sidx != -1) { 11531 subStr = subStr.substring(sidx + prefix.length()); 11532 if (subStr != null) { 11533 if (subStr.startsWith(INSTALL_PACKAGE_SUFFIX)) { 11534 subStr = subStr.substring(INSTALL_PACKAGE_SUFFIX.length()); 11535 } 11536 try { 11537 idx = Integer.parseInt(subStr); 11538 if (idx <= 1) { 11539 idx++; 11540 } else { 11541 idx--; 11542 } 11543 } catch(NumberFormatException e) { 11544 } 11545 } 11546 } 11547 } 11548 idxStr = INSTALL_PACKAGE_SUFFIX + Integer.toString(idx); 11549 return prefix + idxStr; 11550 } 11551 11552 private File getNextCodePath(File targetDir, String packageName) { 11553 int suffix = 1; 11554 File result; 11555 do { 11556 result = new File(targetDir, packageName + "-" + suffix); 11557 suffix++; 11558 } while (result.exists()); 11559 return result; 11560 } 11561 11562 // Utility method that returns the relative package path with respect 11563 // to the installation directory. Like say for /data/data/com.test-1.apk 11564 // string com.test-1 is returned. 11565 static String deriveCodePathName(String codePath) { 11566 if (codePath == null) { 11567 return null; 11568 } 11569 final File codeFile = new File(codePath); 11570 final String name = codeFile.getName(); 11571 if (codeFile.isDirectory()) { 11572 return name; 11573 } else if (name.endsWith(".apk") || name.endsWith(".tmp")) { 11574 final int lastDot = name.lastIndexOf('.'); 11575 return name.substring(0, lastDot); 11576 } else { 11577 Slog.w(TAG, "Odd, " + codePath + " doesn't look like an APK"); 11578 return null; 11579 } 11580 } 11581 11582 class PackageInstalledInfo { 11583 String name; 11584 int uid; 11585 // The set of users that originally had this package installed. 11586 int[] origUsers; 11587 // The set of users that now have this package installed. 11588 int[] newUsers; 11589 PackageParser.Package pkg; 11590 int returnCode; 11591 String returnMsg; 11592 PackageRemovedInfo removedInfo; 11593 11594 public void setError(int code, String msg) { 11595 returnCode = code; 11596 returnMsg = msg; 11597 Slog.w(TAG, msg); 11598 } 11599 11600 public void setError(String msg, PackageParserException e) { 11601 returnCode = e.error; 11602 returnMsg = ExceptionUtils.getCompleteMessage(msg, e); 11603 Slog.w(TAG, msg, e); 11604 } 11605 11606 public void setError(String msg, PackageManagerException e) { 11607 returnCode = e.error; 11608 returnMsg = ExceptionUtils.getCompleteMessage(msg, e); 11609 Slog.w(TAG, msg, e); 11610 } 11611 11612 // In some error cases we want to convey more info back to the observer 11613 String origPackage; 11614 String origPermission; 11615 } 11616 11617 /* 11618 * Install a non-existing package. 11619 */ 11620 private void installNewPackageLI(PackageParser.Package pkg, int parseFlags, int scanFlags, 11621 UserHandle user, String installerPackageName, String volumeUuid, 11622 PackageInstalledInfo res) { 11623 // Remember this for later, in case we need to rollback this install 11624 String pkgName = pkg.packageName; 11625 11626 if (DEBUG_INSTALL) Slog.d(TAG, "installNewPackageLI: " + pkg); 11627 final boolean dataDirExists = Environment 11628 .getDataUserPackageDirectory(volumeUuid, UserHandle.USER_OWNER, pkgName).exists(); 11629 synchronized(mPackages) { 11630 if (mSettings.mRenamedPackages.containsKey(pkgName)) { 11631 // A package with the same name is already installed, though 11632 // it has been renamed to an older name. The package we 11633 // are trying to install should be installed as an update to 11634 // the existing one, but that has not been requested, so bail. 11635 res.setError(INSTALL_FAILED_ALREADY_EXISTS, "Attempt to re-install " + pkgName 11636 + " without first uninstalling package running as " 11637 + mSettings.mRenamedPackages.get(pkgName)); 11638 return; 11639 } 11640 if (mPackages.containsKey(pkgName)) { 11641 // Don't allow installation over an existing package with the same name. 11642 res.setError(INSTALL_FAILED_ALREADY_EXISTS, "Attempt to re-install " + pkgName 11643 + " without first uninstalling."); 11644 return; 11645 } 11646 } 11647 11648 try { 11649 PackageParser.Package newPackage = scanPackageLI(pkg, parseFlags, scanFlags, 11650 System.currentTimeMillis(), user); 11651 11652 updateSettingsLI(newPackage, installerPackageName, volumeUuid, null, null, res, user); 11653 // delete the partially installed application. the data directory will have to be 11654 // restored if it was already existing 11655 if (res.returnCode != PackageManager.INSTALL_SUCCEEDED) { 11656 // remove package from internal structures. Note that we want deletePackageX to 11657 // delete the package data and cache directories that it created in 11658 // scanPackageLocked, unless those directories existed before we even tried to 11659 // install. 11660 deletePackageLI(pkgName, UserHandle.ALL, false, null, null, 11661 dataDirExists ? PackageManager.DELETE_KEEP_DATA : 0, 11662 res.removedInfo, true); 11663 } 11664 11665 } catch (PackageManagerException e) { 11666 res.setError("Package couldn't be installed in " + pkg.codePath, e); 11667 } 11668 } 11669 11670 private boolean shouldCheckUpgradeKeySetLP(PackageSetting oldPs, int scanFlags) { 11671 // Can't rotate keys during boot or if sharedUser. 11672 if (oldPs == null || (scanFlags&SCAN_INITIAL) != 0 || oldPs.sharedUser != null 11673 || !oldPs.keySetData.isUsingUpgradeKeySets()) { 11674 return false; 11675 } 11676 // app is using upgradeKeySets; make sure all are valid 11677 KeySetManagerService ksms = mSettings.mKeySetManagerService; 11678 long[] upgradeKeySets = oldPs.keySetData.getUpgradeKeySets(); 11679 for (int i = 0; i < upgradeKeySets.length; i++) { 11680 if (!ksms.isIdValidKeySetId(upgradeKeySets[i])) { 11681 Slog.wtf(TAG, "Package " 11682 + (oldPs.name != null ? oldPs.name : "<null>") 11683 + " contains upgrade-key-set reference to unknown key-set: " 11684 + upgradeKeySets[i] 11685 + " reverting to signatures check."); 11686 return false; 11687 } 11688 } 11689 return true; 11690 } 11691 11692 private boolean checkUpgradeKeySetLP(PackageSetting oldPS, PackageParser.Package newPkg) { 11693 // Upgrade keysets are being used. Determine if new package has a superset of the 11694 // required keys. 11695 long[] upgradeKeySets = oldPS.keySetData.getUpgradeKeySets(); 11696 KeySetManagerService ksms = mSettings.mKeySetManagerService; 11697 for (int i = 0; i < upgradeKeySets.length; i++) { 11698 Set<PublicKey> upgradeSet = ksms.getPublicKeysFromKeySetLPr(upgradeKeySets[i]); 11699 if (upgradeSet != null && newPkg.mSigningKeys.containsAll(upgradeSet)) { 11700 return true; 11701 } 11702 } 11703 return false; 11704 } 11705 11706 private void replacePackageLI(PackageParser.Package pkg, int parseFlags, int scanFlags, 11707 UserHandle user, String installerPackageName, String volumeUuid, 11708 PackageInstalledInfo res) { 11709 final PackageParser.Package oldPackage; 11710 final String pkgName = pkg.packageName; 11711 final int[] allUsers; 11712 final boolean[] perUserInstalled; 11713 final boolean weFroze; 11714 11715 // First find the old package info and check signatures 11716 synchronized(mPackages) { 11717 oldPackage = mPackages.get(pkgName); 11718 if (DEBUG_INSTALL) Slog.d(TAG, "replacePackageLI: new=" + pkg + ", old=" + oldPackage); 11719 final PackageSetting ps = mSettings.mPackages.get(pkgName); 11720 if (shouldCheckUpgradeKeySetLP(ps, scanFlags)) { 11721 if(!checkUpgradeKeySetLP(ps, pkg)) { 11722 res.setError(INSTALL_FAILED_UPDATE_INCOMPATIBLE, 11723 "New package not signed by keys specified by upgrade-keysets: " 11724 + pkgName); 11725 return; 11726 } 11727 } else { 11728 // default to original signature matching 11729 if (compareSignatures(oldPackage.mSignatures, pkg.mSignatures) 11730 != PackageManager.SIGNATURE_MATCH) { 11731 res.setError(INSTALL_FAILED_UPDATE_INCOMPATIBLE, 11732 "New package has a different signature: " + pkgName); 11733 return; 11734 } 11735 } 11736 11737 // In case of rollback, remember per-user/profile install state 11738 allUsers = sUserManager.getUserIds(); 11739 perUserInstalled = new boolean[allUsers.length]; 11740 for (int i = 0; i < allUsers.length; i++) { 11741 perUserInstalled[i] = ps != null ? ps.getInstalled(allUsers[i]) : false; 11742 } 11743 11744 // Mark the app as frozen to prevent launching during the upgrade 11745 // process, and then kill all running instances 11746 if (!ps.frozen) { 11747 ps.frozen = true; 11748 weFroze = true; 11749 } else { 11750 weFroze = false; 11751 } 11752 } 11753 11754 // Now that we're guarded by frozen state, kill app during upgrade 11755 killApplication(pkgName, oldPackage.applicationInfo.uid, "replace pkg"); 11756 11757 try { 11758 boolean sysPkg = (isSystemApp(oldPackage)); 11759 if (sysPkg) { 11760 replaceSystemPackageLI(oldPackage, pkg, parseFlags, scanFlags, 11761 user, allUsers, perUserInstalled, installerPackageName, volumeUuid, res); 11762 } else { 11763 replaceNonSystemPackageLI(oldPackage, pkg, parseFlags, scanFlags, 11764 user, allUsers, perUserInstalled, installerPackageName, volumeUuid, res); 11765 } 11766 } finally { 11767 // Regardless of success or failure of upgrade steps above, always 11768 // unfreeze the package if we froze it 11769 if (weFroze) { 11770 unfreezePackage(pkgName); 11771 } 11772 } 11773 } 11774 11775 private void replaceNonSystemPackageLI(PackageParser.Package deletedPackage, 11776 PackageParser.Package pkg, int parseFlags, int scanFlags, UserHandle user, 11777 int[] allUsers, boolean[] perUserInstalled, String installerPackageName, 11778 String volumeUuid, PackageInstalledInfo res) { 11779 String pkgName = deletedPackage.packageName; 11780 boolean deletedPkg = true; 11781 boolean updatedSettings = false; 11782 11783 if (DEBUG_INSTALL) Slog.d(TAG, "replaceNonSystemPackageLI: new=" + pkg + ", old=" 11784 + deletedPackage); 11785 long origUpdateTime; 11786 if (pkg.mExtras != null) { 11787 origUpdateTime = ((PackageSetting)pkg.mExtras).lastUpdateTime; 11788 } else { 11789 origUpdateTime = 0; 11790 } 11791 11792 // First delete the existing package while retaining the data directory 11793 if (!deletePackageLI(pkgName, null, true, null, null, PackageManager.DELETE_KEEP_DATA, 11794 res.removedInfo, true)) { 11795 // If the existing package wasn't successfully deleted 11796 res.setError(INSTALL_FAILED_REPLACE_COULDNT_DELETE, "replaceNonSystemPackageLI"); 11797 deletedPkg = false; 11798 } else { 11799 // Successfully deleted the old package; proceed with replace. 11800 11801 // If deleted package lived in a container, give users a chance to 11802 // relinquish resources before killing. 11803 if (deletedPackage.isForwardLocked() || isExternal(deletedPackage)) { 11804 if (DEBUG_INSTALL) { 11805 Slog.i(TAG, "upgrading pkg " + deletedPackage + " is ASEC-hosted -> UNAVAILABLE"); 11806 } 11807 final int[] uidArray = new int[] { deletedPackage.applicationInfo.uid }; 11808 final ArrayList<String> pkgList = new ArrayList<String>(1); 11809 pkgList.add(deletedPackage.applicationInfo.packageName); 11810 sendResourcesChangedBroadcast(false, true, pkgList, uidArray, null); 11811 } 11812 11813 deleteCodeCacheDirsLI(pkg.volumeUuid, pkgName); 11814 try { 11815 final PackageParser.Package newPackage = scanPackageLI(pkg, parseFlags, 11816 scanFlags | SCAN_UPDATE_TIME, System.currentTimeMillis(), user); 11817 updateSettingsLI(newPackage, installerPackageName, volumeUuid, allUsers, 11818 perUserInstalled, res, user); 11819 updatedSettings = true; 11820 } catch (PackageManagerException e) { 11821 res.setError("Package couldn't be installed in " + pkg.codePath, e); 11822 } 11823 } 11824 11825 if (res.returnCode != PackageManager.INSTALL_SUCCEEDED) { 11826 // remove package from internal structures. Note that we want deletePackageX to 11827 // delete the package data and cache directories that it created in 11828 // scanPackageLocked, unless those directories existed before we even tried to 11829 // install. 11830 if(updatedSettings) { 11831 if (DEBUG_INSTALL) Slog.d(TAG, "Install failed, rolling pack: " + pkgName); 11832 deletePackageLI( 11833 pkgName, null, true, allUsers, perUserInstalled, 11834 PackageManager.DELETE_KEEP_DATA, 11835 res.removedInfo, true); 11836 } 11837 // Since we failed to install the new package we need to restore the old 11838 // package that we deleted. 11839 if (deletedPkg) { 11840 if (DEBUG_INSTALL) Slog.d(TAG, "Install failed, reinstalling: " + deletedPackage); 11841 File restoreFile = new File(deletedPackage.codePath); 11842 // Parse old package 11843 boolean oldExternal = isExternal(deletedPackage); 11844 int oldParseFlags = mDefParseFlags | PackageParser.PARSE_CHATTY | 11845 (deletedPackage.isForwardLocked() ? PackageParser.PARSE_FORWARD_LOCK : 0) | 11846 (oldExternal ? PackageParser.PARSE_EXTERNAL_STORAGE : 0); 11847 int oldScanFlags = SCAN_UPDATE_SIGNATURE | SCAN_UPDATE_TIME; 11848 try { 11849 scanPackageLI(restoreFile, oldParseFlags, oldScanFlags, origUpdateTime, null); 11850 } catch (PackageManagerException e) { 11851 Slog.e(TAG, "Failed to restore package : " + pkgName + " after failed upgrade: " 11852 + e.getMessage()); 11853 return; 11854 } 11855 // Restore of old package succeeded. Update permissions. 11856 // writer 11857 synchronized (mPackages) { 11858 updatePermissionsLPw(deletedPackage.packageName, deletedPackage, 11859 UPDATE_PERMISSIONS_ALL); 11860 // can downgrade to reader 11861 mSettings.writeLPr(); 11862 } 11863 Slog.i(TAG, "Successfully restored package : " + pkgName + " after failed upgrade"); 11864 } 11865 } 11866 } 11867 11868 private void replaceSystemPackageLI(PackageParser.Package deletedPackage, 11869 PackageParser.Package pkg, int parseFlags, int scanFlags, UserHandle user, 11870 int[] allUsers, boolean[] perUserInstalled, String installerPackageName, 11871 String volumeUuid, PackageInstalledInfo res) { 11872 if (DEBUG_INSTALL) Slog.d(TAG, "replaceSystemPackageLI: new=" + pkg 11873 + ", old=" + deletedPackage); 11874 boolean disabledSystem = false; 11875 boolean updatedSettings = false; 11876 parseFlags |= PackageParser.PARSE_IS_SYSTEM; 11877 if ((deletedPackage.applicationInfo.privateFlags&ApplicationInfo.PRIVATE_FLAG_PRIVILEGED) 11878 != 0) { 11879 parseFlags |= PackageParser.PARSE_IS_PRIVILEGED; 11880 } 11881 String packageName = deletedPackage.packageName; 11882 if (packageName == null) { 11883 res.setError(INSTALL_FAILED_REPLACE_COULDNT_DELETE, 11884 "Attempt to delete null packageName."); 11885 return; 11886 } 11887 PackageParser.Package oldPkg; 11888 PackageSetting oldPkgSetting; 11889 // reader 11890 synchronized (mPackages) { 11891 oldPkg = mPackages.get(packageName); 11892 oldPkgSetting = mSettings.mPackages.get(packageName); 11893 if((oldPkg == null) || (oldPkg.applicationInfo == null) || 11894 (oldPkgSetting == null)) { 11895 res.setError(INSTALL_FAILED_REPLACE_COULDNT_DELETE, 11896 "Couldn't find package:" + packageName + " information"); 11897 return; 11898 } 11899 } 11900 11901 res.removedInfo.uid = oldPkg.applicationInfo.uid; 11902 res.removedInfo.removedPackage = packageName; 11903 // Remove existing system package 11904 removePackageLI(oldPkgSetting, true); 11905 // writer 11906 synchronized (mPackages) { 11907 disabledSystem = mSettings.disableSystemPackageLPw(packageName); 11908 if (!disabledSystem && deletedPackage != null) { 11909 // We didn't need to disable the .apk as a current system package, 11910 // which means we are replacing another update that is already 11911 // installed. We need to make sure to delete the older one's .apk. 11912 res.removedInfo.args = createInstallArgsForExisting(0, 11913 deletedPackage.applicationInfo.getCodePath(), 11914 deletedPackage.applicationInfo.getResourcePath(), 11915 getAppDexInstructionSets(deletedPackage.applicationInfo)); 11916 } else { 11917 res.removedInfo.args = null; 11918 } 11919 } 11920 11921 // Successfully disabled the old package. Now proceed with re-installation 11922 deleteCodeCacheDirsLI(pkg.volumeUuid, packageName); 11923 11924 res.returnCode = PackageManager.INSTALL_SUCCEEDED; 11925 pkg.applicationInfo.flags |= ApplicationInfo.FLAG_UPDATED_SYSTEM_APP; 11926 11927 PackageParser.Package newPackage = null; 11928 try { 11929 newPackage = scanPackageLI(pkg, parseFlags, scanFlags, 0, user); 11930 if (newPackage.mExtras != null) { 11931 final PackageSetting newPkgSetting = (PackageSetting) newPackage.mExtras; 11932 newPkgSetting.firstInstallTime = oldPkgSetting.firstInstallTime; 11933 newPkgSetting.lastUpdateTime = System.currentTimeMillis(); 11934 11935 // is the update attempting to change shared user? that isn't going to work... 11936 if (oldPkgSetting.sharedUser != newPkgSetting.sharedUser) { 11937 res.setError(INSTALL_FAILED_SHARED_USER_INCOMPATIBLE, 11938 "Forbidding shared user change from " + oldPkgSetting.sharedUser 11939 + " to " + newPkgSetting.sharedUser); 11940 updatedSettings = true; 11941 } 11942 } 11943 11944 if (res.returnCode == PackageManager.INSTALL_SUCCEEDED) { 11945 updateSettingsLI(newPackage, installerPackageName, volumeUuid, allUsers, 11946 perUserInstalled, res, user); 11947 updatedSettings = true; 11948 } 11949 11950 } catch (PackageManagerException e) { 11951 res.setError("Package couldn't be installed in " + pkg.codePath, e); 11952 } 11953 11954 if (res.returnCode != PackageManager.INSTALL_SUCCEEDED) { 11955 // Re installation failed. Restore old information 11956 // Remove new pkg information 11957 if (newPackage != null) { 11958 removeInstalledPackageLI(newPackage, true); 11959 } 11960 // Add back the old system package 11961 try { 11962 scanPackageLI(oldPkg, parseFlags, SCAN_UPDATE_SIGNATURE, 0, user); 11963 } catch (PackageManagerException e) { 11964 Slog.e(TAG, "Failed to restore original package: " + e.getMessage()); 11965 } 11966 // Restore the old system information in Settings 11967 synchronized (mPackages) { 11968 if (disabledSystem) { 11969 mSettings.enableSystemPackageLPw(packageName); 11970 } 11971 if (updatedSettings) { 11972 mSettings.setInstallerPackageName(packageName, 11973 oldPkgSetting.installerPackageName); 11974 } 11975 mSettings.writeLPr(); 11976 } 11977 } 11978 } 11979 11980 private void updateSettingsLI(PackageParser.Package newPackage, String installerPackageName, 11981 String volumeUuid, int[] allUsers, boolean[] perUserInstalled, PackageInstalledInfo res, 11982 UserHandle user) { 11983 String pkgName = newPackage.packageName; 11984 synchronized (mPackages) { 11985 //write settings. the installStatus will be incomplete at this stage. 11986 //note that the new package setting would have already been 11987 //added to mPackages. It hasn't been persisted yet. 11988 mSettings.setInstallStatus(pkgName, PackageSettingBase.PKG_INSTALL_INCOMPLETE); 11989 mSettings.writeLPr(); 11990 } 11991 11992 if (DEBUG_INSTALL) Slog.d(TAG, "New package installed in " + newPackage.codePath); 11993 11994 synchronized (mPackages) { 11995 updatePermissionsLPw(newPackage.packageName, newPackage, 11996 UPDATE_PERMISSIONS_REPLACE_PKG | (newPackage.permissions.size() > 0 11997 ? UPDATE_PERMISSIONS_ALL : 0)); 11998 // For system-bundled packages, we assume that installing an upgraded version 11999 // of the package implies that the user actually wants to run that new code, 12000 // so we enable the package. 12001 PackageSetting ps = mSettings.mPackages.get(pkgName); 12002 if (ps != null) { 12003 if (isSystemApp(newPackage)) { 12004 // NB: implicit assumption that system package upgrades apply to all users 12005 if (DEBUG_INSTALL) { 12006 Slog.d(TAG, "Implicitly enabling system package on upgrade: " + pkgName); 12007 } 12008 if (res.origUsers != null) { 12009 for (int userHandle : res.origUsers) { 12010 ps.setEnabled(COMPONENT_ENABLED_STATE_DEFAULT, 12011 userHandle, installerPackageName); 12012 } 12013 } 12014 // Also convey the prior install/uninstall state 12015 if (allUsers != null && perUserInstalled != null) { 12016 for (int i = 0; i < allUsers.length; i++) { 12017 if (DEBUG_INSTALL) { 12018 Slog.d(TAG, " user " + allUsers[i] 12019 + " => " + perUserInstalled[i]); 12020 } 12021 ps.setInstalled(perUserInstalled[i], allUsers[i]); 12022 } 12023 // these install state changes will be persisted in the 12024 // upcoming call to mSettings.writeLPr(). 12025 } 12026 } 12027 // It's implied that when a user requests installation, they want the app to be 12028 // installed and enabled. 12029 int userId = user.getIdentifier(); 12030 if (userId != UserHandle.USER_ALL) { 12031 ps.setInstalled(true, userId); 12032 ps.setEnabled(COMPONENT_ENABLED_STATE_DEFAULT, userId, installerPackageName); 12033 } 12034 } 12035 res.name = pkgName; 12036 res.uid = newPackage.applicationInfo.uid; 12037 res.pkg = newPackage; 12038 mSettings.setInstallStatus(pkgName, PackageSettingBase.PKG_INSTALL_COMPLETE); 12039 mSettings.setInstallerPackageName(pkgName, installerPackageName); 12040 res.returnCode = PackageManager.INSTALL_SUCCEEDED; 12041 //to update install status 12042 mSettings.writeLPr(); 12043 } 12044 } 12045 12046 private void installPackageLI(InstallArgs args, PackageInstalledInfo res) { 12047 final int installFlags = args.installFlags; 12048 final String installerPackageName = args.installerPackageName; 12049 final String volumeUuid = args.volumeUuid; 12050 final File tmpPackageFile = new File(args.getCodePath()); 12051 final boolean forwardLocked = ((installFlags & PackageManager.INSTALL_FORWARD_LOCK) != 0); 12052 final boolean onExternal = (((installFlags & PackageManager.INSTALL_EXTERNAL) != 0) 12053 || (args.volumeUuid != null)); 12054 boolean replace = false; 12055 int scanFlags = SCAN_NEW_INSTALL | SCAN_UPDATE_SIGNATURE; 12056 if (args.move != null) { 12057 // moving a complete application; perfom an initial scan on the new install location 12058 scanFlags |= SCAN_INITIAL; 12059 } 12060 // Result object to be returned 12061 res.returnCode = PackageManager.INSTALL_SUCCEEDED; 12062 12063 if (DEBUG_INSTALL) Slog.d(TAG, "installPackageLI: path=" + tmpPackageFile); 12064 // Retrieve PackageSettings and parse package 12065 final int parseFlags = mDefParseFlags | PackageParser.PARSE_CHATTY 12066 | (forwardLocked ? PackageParser.PARSE_FORWARD_LOCK : 0) 12067 | (onExternal ? PackageParser.PARSE_EXTERNAL_STORAGE : 0); 12068 PackageParser pp = new PackageParser(); 12069 pp.setSeparateProcesses(mSeparateProcesses); 12070 pp.setDisplayMetrics(mMetrics); 12071 12072 final PackageParser.Package pkg; 12073 try { 12074 pkg = pp.parsePackage(tmpPackageFile, parseFlags); 12075 } catch (PackageParserException e) { 12076 res.setError("Failed parse during installPackageLI", e); 12077 return; 12078 } 12079 12080 // Mark that we have an install time CPU ABI override. 12081 pkg.cpuAbiOverride = args.abiOverride; 12082 12083 String pkgName = res.name = pkg.packageName; 12084 if ((pkg.applicationInfo.flags&ApplicationInfo.FLAG_TEST_ONLY) != 0) { 12085 if ((installFlags & PackageManager.INSTALL_ALLOW_TEST) == 0) { 12086 res.setError(INSTALL_FAILED_TEST_ONLY, "installPackageLI"); 12087 return; 12088 } 12089 } 12090 12091 try { 12092 pp.collectCertificates(pkg, parseFlags); 12093 pp.collectManifestDigest(pkg); 12094 } catch (PackageParserException e) { 12095 res.setError("Failed collect during installPackageLI", e); 12096 return; 12097 } 12098 12099 /* If the installer passed in a manifest digest, compare it now. */ 12100 if (args.manifestDigest != null) { 12101 if (DEBUG_INSTALL) { 12102 final String parsedManifest = pkg.manifestDigest == null ? "null" 12103 : pkg.manifestDigest.toString(); 12104 Slog.d(TAG, "Comparing manifests: " + args.manifestDigest.toString() + " vs. " 12105 + parsedManifest); 12106 } 12107 12108 if (!args.manifestDigest.equals(pkg.manifestDigest)) { 12109 res.setError(INSTALL_FAILED_PACKAGE_CHANGED, "Manifest digest changed"); 12110 return; 12111 } 12112 } else if (DEBUG_INSTALL) { 12113 final String parsedManifest = pkg.manifestDigest == null 12114 ? "null" : pkg.manifestDigest.toString(); 12115 Slog.d(TAG, "manifestDigest was not present, but parser got: " + parsedManifest); 12116 } 12117 12118 // Get rid of all references to package scan path via parser. 12119 pp = null; 12120 String oldCodePath = null; 12121 boolean systemApp = false; 12122 synchronized (mPackages) { 12123 // Check if installing already existing package 12124 if ((installFlags & PackageManager.INSTALL_REPLACE_EXISTING) != 0) { 12125 String oldName = mSettings.mRenamedPackages.get(pkgName); 12126 if (pkg.mOriginalPackages != null 12127 && pkg.mOriginalPackages.contains(oldName) 12128 && mPackages.containsKey(oldName)) { 12129 // This package is derived from an original package, 12130 // and this device has been updating from that original 12131 // name. We must continue using the original name, so 12132 // rename the new package here. 12133 pkg.setPackageName(oldName); 12134 pkgName = pkg.packageName; 12135 replace = true; 12136 if (DEBUG_INSTALL) Slog.d(TAG, "Replacing existing renamed package: oldName=" 12137 + oldName + " pkgName=" + pkgName); 12138 } else if (mPackages.containsKey(pkgName)) { 12139 // This package, under its official name, already exists 12140 // on the device; we should replace it. 12141 replace = true; 12142 if (DEBUG_INSTALL) Slog.d(TAG, "Replace existing pacakge: " + pkgName); 12143 } 12144 12145 // Prevent apps opting out from runtime permissions 12146 if (replace) { 12147 PackageParser.Package oldPackage = mPackages.get(pkgName); 12148 final int oldTargetSdk = oldPackage.applicationInfo.targetSdkVersion; 12149 final int newTargetSdk = pkg.applicationInfo.targetSdkVersion; 12150 if (oldTargetSdk > Build.VERSION_CODES.LOLLIPOP_MR1 12151 && newTargetSdk <= Build.VERSION_CODES.LOLLIPOP_MR1) { 12152 res.setError(PackageManager.INSTALL_FAILED_PERMISSION_MODEL_DOWNGRADE, 12153 "Package " + pkg.packageName + " new target SDK " + newTargetSdk 12154 + " doesn't support runtime permissions but the old" 12155 + " target SDK " + oldTargetSdk + " does."); 12156 return; 12157 } 12158 } 12159 } 12160 12161 PackageSetting ps = mSettings.mPackages.get(pkgName); 12162 if (ps != null) { 12163 if (DEBUG_INSTALL) Slog.d(TAG, "Existing package: " + ps); 12164 12165 // Quick sanity check that we're signed correctly if updating; 12166 // we'll check this again later when scanning, but we want to 12167 // bail early here before tripping over redefined permissions. 12168 if (shouldCheckUpgradeKeySetLP(ps, scanFlags)) { 12169 if (!checkUpgradeKeySetLP(ps, pkg)) { 12170 res.setError(INSTALL_FAILED_UPDATE_INCOMPATIBLE, "Package " 12171 + pkg.packageName + " upgrade keys do not match the " 12172 + "previously installed version"); 12173 return; 12174 } 12175 } else { 12176 try { 12177 verifySignaturesLP(ps, pkg); 12178 } catch (PackageManagerException e) { 12179 res.setError(e.error, e.getMessage()); 12180 return; 12181 } 12182 } 12183 12184 oldCodePath = mSettings.mPackages.get(pkgName).codePathString; 12185 if (ps.pkg != null && ps.pkg.applicationInfo != null) { 12186 systemApp = (ps.pkg.applicationInfo.flags & 12187 ApplicationInfo.FLAG_SYSTEM) != 0; 12188 } 12189 res.origUsers = ps.queryInstalledUsers(sUserManager.getUserIds(), true); 12190 } 12191 12192 // Check whether the newly-scanned package wants to define an already-defined perm 12193 int N = pkg.permissions.size(); 12194 for (int i = N-1; i >= 0; i--) { 12195 PackageParser.Permission perm = pkg.permissions.get(i); 12196 BasePermission bp = mSettings.mPermissions.get(perm.info.name); 12197 if (bp != null) { 12198 // If the defining package is signed with our cert, it's okay. This 12199 // also includes the "updating the same package" case, of course. 12200 // "updating same package" could also involve key-rotation. 12201 final boolean sigsOk; 12202 if (bp.sourcePackage.equals(pkg.packageName) 12203 && (bp.packageSetting instanceof PackageSetting) 12204 && (shouldCheckUpgradeKeySetLP((PackageSetting) bp.packageSetting, 12205 scanFlags))) { 12206 sigsOk = checkUpgradeKeySetLP((PackageSetting) bp.packageSetting, pkg); 12207 } else { 12208 sigsOk = compareSignatures(bp.packageSetting.signatures.mSignatures, 12209 pkg.mSignatures) == PackageManager.SIGNATURE_MATCH; 12210 } 12211 if (!sigsOk) { 12212 // If the owning package is the system itself, we log but allow 12213 // install to proceed; we fail the install on all other permission 12214 // redefinitions. 12215 if (!bp.sourcePackage.equals("android")) { 12216 res.setError(INSTALL_FAILED_DUPLICATE_PERMISSION, "Package " 12217 + pkg.packageName + " attempting to redeclare permission " 12218 + perm.info.name + " already owned by " + bp.sourcePackage); 12219 res.origPermission = perm.info.name; 12220 res.origPackage = bp.sourcePackage; 12221 return; 12222 } else { 12223 Slog.w(TAG, "Package " + pkg.packageName 12224 + " attempting to redeclare system permission " 12225 + perm.info.name + "; ignoring new declaration"); 12226 pkg.permissions.remove(i); 12227 } 12228 } 12229 } 12230 } 12231 12232 } 12233 12234 if (systemApp && onExternal) { 12235 // Disable updates to system apps on sdcard 12236 res.setError(INSTALL_FAILED_INVALID_INSTALL_LOCATION, 12237 "Cannot install updates to system apps on sdcard"); 12238 return; 12239 } 12240 12241 if (args.move != null) { 12242 // We did an in-place move, so dex is ready to roll 12243 scanFlags |= SCAN_NO_DEX; 12244 scanFlags |= SCAN_MOVE; 12245 } else if (!forwardLocked && !pkg.applicationInfo.isExternalAsec()) { 12246 // Enable SCAN_NO_DEX flag to skip dexopt at a later stage 12247 scanFlags |= SCAN_NO_DEX; 12248 12249 try { 12250 derivePackageAbi(pkg, new File(pkg.codePath), args.abiOverride, 12251 true /* extract libs */); 12252 } catch (PackageManagerException pme) { 12253 Slog.e(TAG, "Error deriving application ABI", pme); 12254 res.setError(INSTALL_FAILED_INTERNAL_ERROR, "Error deriving application ABI"); 12255 return; 12256 } 12257 12258 // Run dexopt before old package gets removed, to minimize time when app is unavailable 12259 int result = mPackageDexOptimizer 12260 .performDexOpt(pkg, null /* instruction sets */, false /* forceDex */, 12261 false /* defer */, false /* inclDependencies */); 12262 if (result == PackageDexOptimizer.DEX_OPT_FAILED) { 12263 res.setError(INSTALL_FAILED_DEXOPT, "Dexopt failed for " + pkg.codePath); 12264 return; 12265 } 12266 } 12267 12268 if (!args.doRename(res.returnCode, pkg, oldCodePath)) { 12269 res.setError(INSTALL_FAILED_INSUFFICIENT_STORAGE, "Failed rename"); 12270 return; 12271 } 12272 12273 startIntentFilterVerifications(args.user.getIdentifier(), replace, pkg); 12274 12275 if (replace) { 12276 replacePackageLI(pkg, parseFlags, scanFlags, args.user, 12277 installerPackageName, volumeUuid, res); 12278 } else { 12279 installNewPackageLI(pkg, parseFlags, scanFlags | SCAN_DELETE_DATA_ON_FAILURES, 12280 args.user, installerPackageName, volumeUuid, res); 12281 } 12282 synchronized (mPackages) { 12283 final PackageSetting ps = mSettings.mPackages.get(pkgName); 12284 if (ps != null) { 12285 res.newUsers = ps.queryInstalledUsers(sUserManager.getUserIds(), true); 12286 } 12287 } 12288 } 12289 12290 private void startIntentFilterVerifications(int userId, boolean replacing, 12291 PackageParser.Package pkg) { 12292 if (mIntentFilterVerifierComponent == null) { 12293 Slog.w(TAG, "No IntentFilter verification will not be done as " 12294 + "there is no IntentFilterVerifier available!"); 12295 return; 12296 } 12297 12298 final int verifierUid = getPackageUid( 12299 mIntentFilterVerifierComponent.getPackageName(), 12300 (userId == UserHandle.USER_ALL) ? UserHandle.USER_OWNER : userId); 12301 12302 mHandler.removeMessages(START_INTENT_FILTER_VERIFICATIONS); 12303 final Message msg = mHandler.obtainMessage(START_INTENT_FILTER_VERIFICATIONS); 12304 msg.obj = new IFVerificationParams(pkg, replacing, userId, verifierUid); 12305 mHandler.sendMessage(msg); 12306 } 12307 12308 private void verifyIntentFiltersIfNeeded(int userId, int verifierUid, boolean replacing, 12309 PackageParser.Package pkg) { 12310 int size = pkg.activities.size(); 12311 if (size == 0) { 12312 if (DEBUG_DOMAIN_VERIFICATION) Slog.d(TAG, 12313 "No activity, so no need to verify any IntentFilter!"); 12314 return; 12315 } 12316 12317 final boolean hasDomainURLs = hasDomainURLs(pkg); 12318 if (!hasDomainURLs) { 12319 if (DEBUG_DOMAIN_VERIFICATION) Slog.d(TAG, 12320 "No domain URLs, so no need to verify any IntentFilter!"); 12321 return; 12322 } 12323 12324 if (DEBUG_DOMAIN_VERIFICATION) Slog.d(TAG, "Checking for userId:" + userId 12325 + " if any IntentFilter from the " + size 12326 + " Activities needs verification ..."); 12327 12328 int count = 0; 12329 final String packageName = pkg.packageName; 12330 12331 synchronized (mPackages) { 12332 // If this is a new install and we see that we've already run verification for this 12333 // package, we have nothing to do: it means the state was restored from backup. 12334 if (!replacing) { 12335 IntentFilterVerificationInfo ivi = 12336 mSettings.getIntentFilterVerificationLPr(packageName); 12337 if (ivi != null) { 12338 if (DEBUG_DOMAIN_VERIFICATION) { 12339 Slog.i(TAG, "Package " + packageName+ " already verified: status=" 12340 + ivi.getStatusString()); 12341 } 12342 return; 12343 } 12344 } 12345 12346 // If any filters need to be verified, then all need to be. 12347 boolean needToVerify = false; 12348 for (PackageParser.Activity a : pkg.activities) { 12349 for (ActivityIntentInfo filter : a.intents) { 12350 if (filter.needsVerification() && needsNetworkVerificationLPr(filter)) { 12351 if (DEBUG_DOMAIN_VERIFICATION) { 12352 Slog.d(TAG, "Intent filter needs verification, so processing all filters"); 12353 } 12354 needToVerify = true; 12355 break; 12356 } 12357 } 12358 } 12359 12360 if (needToVerify) { 12361 final int verificationId = mIntentFilterVerificationToken++; 12362 for (PackageParser.Activity a : pkg.activities) { 12363 for (ActivityIntentInfo filter : a.intents) { 12364 if (filter.handlesWebUris(true) && needsNetworkVerificationLPr(filter)) { 12365 if (DEBUG_DOMAIN_VERIFICATION) Slog.d(TAG, 12366 "Verification needed for IntentFilter:" + filter.toString()); 12367 mIntentFilterVerifier.addOneIntentFilterVerification( 12368 verifierUid, userId, verificationId, filter, packageName); 12369 count++; 12370 } 12371 } 12372 } 12373 } 12374 } 12375 12376 if (count > 0) { 12377 if (DEBUG_DOMAIN_VERIFICATION) Slog.d(TAG, "Starting " + count 12378 + " IntentFilter verification" + (count > 1 ? "s" : "") 12379 + " for userId:" + userId); 12380 mIntentFilterVerifier.startVerifications(userId); 12381 } else { 12382 if (DEBUG_DOMAIN_VERIFICATION) { 12383 Slog.d(TAG, "No filters or not all autoVerify for " + packageName); 12384 } 12385 } 12386 } 12387 12388 private boolean needsNetworkVerificationLPr(ActivityIntentInfo filter) { 12389 final ComponentName cn = filter.activity.getComponentName(); 12390 final String packageName = cn.getPackageName(); 12391 12392 IntentFilterVerificationInfo ivi = mSettings.getIntentFilterVerificationLPr( 12393 packageName); 12394 if (ivi == null) { 12395 return true; 12396 } 12397 int status = ivi.getStatus(); 12398 switch (status) { 12399 case INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_UNDEFINED: 12400 case INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_ASK: 12401 return true; 12402 12403 default: 12404 // Nothing to do 12405 return false; 12406 } 12407 } 12408 12409 private static boolean isMultiArch(PackageSetting ps) { 12410 return (ps.pkgFlags & ApplicationInfo.FLAG_MULTIARCH) != 0; 12411 } 12412 12413 private static boolean isMultiArch(ApplicationInfo info) { 12414 return (info.flags & ApplicationInfo.FLAG_MULTIARCH) != 0; 12415 } 12416 12417 private static boolean isExternal(PackageParser.Package pkg) { 12418 return (pkg.applicationInfo.flags & ApplicationInfo.FLAG_EXTERNAL_STORAGE) != 0; 12419 } 12420 12421 private static boolean isExternal(PackageSetting ps) { 12422 return (ps.pkgFlags & ApplicationInfo.FLAG_EXTERNAL_STORAGE) != 0; 12423 } 12424 12425 private static boolean isExternal(ApplicationInfo info) { 12426 return (info.flags & ApplicationInfo.FLAG_EXTERNAL_STORAGE) != 0; 12427 } 12428 12429 private static boolean isSystemApp(PackageParser.Package pkg) { 12430 return (pkg.applicationInfo.flags & ApplicationInfo.FLAG_SYSTEM) != 0; 12431 } 12432 12433 private static boolean isPrivilegedApp(PackageParser.Package pkg) { 12434 return (pkg.applicationInfo.privateFlags & ApplicationInfo.PRIVATE_FLAG_PRIVILEGED) != 0; 12435 } 12436 12437 private static boolean hasDomainURLs(PackageParser.Package pkg) { 12438 return (pkg.applicationInfo.privateFlags & ApplicationInfo.PRIVATE_FLAG_HAS_DOMAIN_URLS) != 0; 12439 } 12440 12441 private static boolean isSystemApp(PackageSetting ps) { 12442 return (ps.pkgFlags & ApplicationInfo.FLAG_SYSTEM) != 0; 12443 } 12444 12445 private static boolean isUpdatedSystemApp(PackageSetting ps) { 12446 return (ps.pkgFlags & ApplicationInfo.FLAG_UPDATED_SYSTEM_APP) != 0; 12447 } 12448 12449 private int packageFlagsToInstallFlags(PackageSetting ps) { 12450 int installFlags = 0; 12451 if (isExternal(ps) && TextUtils.isEmpty(ps.volumeUuid)) { 12452 // This existing package was an external ASEC install when we have 12453 // the external flag without a UUID 12454 installFlags |= PackageManager.INSTALL_EXTERNAL; 12455 } 12456 if (ps.isForwardLocked()) { 12457 installFlags |= PackageManager.INSTALL_FORWARD_LOCK; 12458 } 12459 return installFlags; 12460 } 12461 12462 private void deleteTempPackageFiles() { 12463 final FilenameFilter filter = new FilenameFilter() { 12464 public boolean accept(File dir, String name) { 12465 return name.startsWith("vmdl") && name.endsWith(".tmp"); 12466 } 12467 }; 12468 for (File file : mDrmAppPrivateInstallDir.listFiles(filter)) { 12469 file.delete(); 12470 } 12471 } 12472 12473 @Override 12474 public void deletePackageAsUser(String packageName, IPackageDeleteObserver observer, int userId, 12475 int flags) { 12476 deletePackage(packageName, new LegacyPackageDeleteObserver(observer).getBinder(), userId, 12477 flags); 12478 } 12479 12480 @Override 12481 public void deletePackage(final String packageName, 12482 final IPackageDeleteObserver2 observer, final int userId, final int flags) { 12483 mContext.enforceCallingOrSelfPermission( 12484 android.Manifest.permission.DELETE_PACKAGES, null); 12485 Preconditions.checkNotNull(packageName); 12486 Preconditions.checkNotNull(observer); 12487 final int uid = Binder.getCallingUid(); 12488 if (UserHandle.getUserId(uid) != userId) { 12489 mContext.enforceCallingPermission( 12490 android.Manifest.permission.INTERACT_ACROSS_USERS_FULL, 12491 "deletePackage for user " + userId); 12492 } 12493 if (isUserRestricted(userId, UserManager.DISALLOW_UNINSTALL_APPS)) { 12494 try { 12495 observer.onPackageDeleted(packageName, 12496 PackageManager.DELETE_FAILED_USER_RESTRICTED, null); 12497 } catch (RemoteException re) { 12498 } 12499 return; 12500 } 12501 12502 boolean uninstallBlocked = false; 12503 if ((flags & PackageManager.DELETE_ALL_USERS) != 0) { 12504 int[] users = sUserManager.getUserIds(); 12505 for (int i = 0; i < users.length; ++i) { 12506 if (getBlockUninstallForUser(packageName, users[i])) { 12507 uninstallBlocked = true; 12508 break; 12509 } 12510 } 12511 } else { 12512 uninstallBlocked = getBlockUninstallForUser(packageName, userId); 12513 } 12514 if (uninstallBlocked) { 12515 try { 12516 observer.onPackageDeleted(packageName, PackageManager.DELETE_FAILED_OWNER_BLOCKED, 12517 null); 12518 } catch (RemoteException re) { 12519 } 12520 return; 12521 } 12522 12523 if (DEBUG_REMOVE) { 12524 Slog.d(TAG, "deletePackageAsUser: pkg=" + packageName + " user=" + userId); 12525 } 12526 // Queue up an async operation since the package deletion may take a little while. 12527 mHandler.post(new Runnable() { 12528 public void run() { 12529 mHandler.removeCallbacks(this); 12530 final int returnCode = deletePackageX(packageName, userId, flags); 12531 if (observer != null) { 12532 try { 12533 observer.onPackageDeleted(packageName, returnCode, null); 12534 } catch (RemoteException e) { 12535 Log.i(TAG, "Observer no longer exists."); 12536 } //end catch 12537 } //end if 12538 } //end run 12539 }); 12540 } 12541 12542 private boolean isPackageDeviceAdmin(String packageName, int userId) { 12543 IDevicePolicyManager dpm = IDevicePolicyManager.Stub.asInterface( 12544 ServiceManager.getService(Context.DEVICE_POLICY_SERVICE)); 12545 try { 12546 if (dpm != null) { 12547 if (dpm.isDeviceOwner(packageName)) { 12548 return true; 12549 } 12550 int[] users; 12551 if (userId == UserHandle.USER_ALL) { 12552 users = sUserManager.getUserIds(); 12553 } else { 12554 users = new int[]{userId}; 12555 } 12556 for (int i = 0; i < users.length; ++i) { 12557 if (dpm.packageHasActiveAdmins(packageName, users[i])) { 12558 return true; 12559 } 12560 } 12561 } 12562 } catch (RemoteException e) { 12563 } 12564 return false; 12565 } 12566 12567 /** 12568 * This method is an internal method that could be get invoked either 12569 * to delete an installed package or to clean up a failed installation. 12570 * After deleting an installed package, a broadcast is sent to notify any 12571 * listeners that the package has been installed. For cleaning up a failed 12572 * installation, the broadcast is not necessary since the package's 12573 * installation wouldn't have sent the initial broadcast either 12574 * The key steps in deleting a package are 12575 * deleting the package information in internal structures like mPackages, 12576 * deleting the packages base directories through installd 12577 * updating mSettings to reflect current status 12578 * persisting settings for later use 12579 * sending a broadcast if necessary 12580 */ 12581 private int deletePackageX(String packageName, int userId, int flags) { 12582 final PackageRemovedInfo info = new PackageRemovedInfo(); 12583 final boolean res; 12584 12585 final UserHandle removeForUser = (flags & PackageManager.DELETE_ALL_USERS) != 0 12586 ? UserHandle.ALL : new UserHandle(userId); 12587 12588 if (isPackageDeviceAdmin(packageName, removeForUser.getIdentifier())) { 12589 Slog.w(TAG, "Not removing package " + packageName + ": has active device admin"); 12590 return PackageManager.DELETE_FAILED_DEVICE_POLICY_MANAGER; 12591 } 12592 12593 boolean removedForAllUsers = false; 12594 boolean systemUpdate = false; 12595 12596 // for the uninstall-updates case and restricted profiles, remember the per- 12597 // userhandle installed state 12598 int[] allUsers; 12599 boolean[] perUserInstalled; 12600 synchronized (mPackages) { 12601 PackageSetting ps = mSettings.mPackages.get(packageName); 12602 allUsers = sUserManager.getUserIds(); 12603 perUserInstalled = new boolean[allUsers.length]; 12604 for (int i = 0; i < allUsers.length; i++) { 12605 perUserInstalled[i] = ps != null ? ps.getInstalled(allUsers[i]) : false; 12606 } 12607 } 12608 12609 synchronized (mInstallLock) { 12610 if (DEBUG_REMOVE) Slog.d(TAG, "deletePackageX: pkg=" + packageName + " user=" + userId); 12611 res = deletePackageLI(packageName, removeForUser, 12612 true, allUsers, perUserInstalled, 12613 flags | REMOVE_CHATTY, info, true); 12614 systemUpdate = info.isRemovedPackageSystemUpdate; 12615 if (res && !systemUpdate && mPackages.get(packageName) == null) { 12616 removedForAllUsers = true; 12617 } 12618 if (DEBUG_REMOVE) Slog.d(TAG, "delete res: systemUpdate=" + systemUpdate 12619 + " removedForAllUsers=" + removedForAllUsers); 12620 } 12621 12622 if (res) { 12623 info.sendBroadcast(true, systemUpdate, removedForAllUsers); 12624 12625 // If the removed package was a system update, the old system package 12626 // was re-enabled; we need to broadcast this information 12627 if (systemUpdate) { 12628 Bundle extras = new Bundle(1); 12629 extras.putInt(Intent.EXTRA_UID, info.removedAppId >= 0 12630 ? info.removedAppId : info.uid); 12631 extras.putBoolean(Intent.EXTRA_REPLACING, true); 12632 12633 sendPackageBroadcast(Intent.ACTION_PACKAGE_ADDED, packageName, 12634 extras, null, null, null); 12635 sendPackageBroadcast(Intent.ACTION_PACKAGE_REPLACED, packageName, 12636 extras, null, null, null); 12637 sendPackageBroadcast(Intent.ACTION_MY_PACKAGE_REPLACED, null, 12638 null, packageName, null, null); 12639 } 12640 } 12641 // Force a gc here. 12642 Runtime.getRuntime().gc(); 12643 // Delete the resources here after sending the broadcast to let 12644 // other processes clean up before deleting resources. 12645 if (info.args != null) { 12646 synchronized (mInstallLock) { 12647 info.args.doPostDeleteLI(true); 12648 } 12649 } 12650 12651 return res ? PackageManager.DELETE_SUCCEEDED : PackageManager.DELETE_FAILED_INTERNAL_ERROR; 12652 } 12653 12654 class PackageRemovedInfo { 12655 String removedPackage; 12656 int uid = -1; 12657 int removedAppId = -1; 12658 int[] removedUsers = null; 12659 boolean isRemovedPackageSystemUpdate = false; 12660 // Clean up resources deleted packages. 12661 InstallArgs args = null; 12662 12663 void sendBroadcast(boolean fullRemove, boolean replacing, boolean removedForAllUsers) { 12664 Bundle extras = new Bundle(1); 12665 extras.putInt(Intent.EXTRA_UID, removedAppId >= 0 ? removedAppId : uid); 12666 extras.putBoolean(Intent.EXTRA_DATA_REMOVED, fullRemove); 12667 if (replacing) { 12668 extras.putBoolean(Intent.EXTRA_REPLACING, true); 12669 } 12670 extras.putBoolean(Intent.EXTRA_REMOVED_FOR_ALL_USERS, removedForAllUsers); 12671 if (removedPackage != null) { 12672 sendPackageBroadcast(Intent.ACTION_PACKAGE_REMOVED, removedPackage, 12673 extras, null, null, removedUsers); 12674 if (fullRemove && !replacing) { 12675 sendPackageBroadcast(Intent.ACTION_PACKAGE_FULLY_REMOVED, removedPackage, 12676 extras, null, null, removedUsers); 12677 } 12678 } 12679 if (removedAppId >= 0) { 12680 sendPackageBroadcast(Intent.ACTION_UID_REMOVED, null, extras, null, null, 12681 removedUsers); 12682 } 12683 } 12684 } 12685 12686 /* 12687 * This method deletes the package from internal data structures. If the DONT_DELETE_DATA 12688 * flag is not set, the data directory is removed as well. 12689 * make sure this flag is set for partially installed apps. If not its meaningless to 12690 * delete a partially installed application. 12691 */ 12692 private void removePackageDataLI(PackageSetting ps, 12693 int[] allUserHandles, boolean[] perUserInstalled, 12694 PackageRemovedInfo outInfo, int flags, boolean writeSettings) { 12695 String packageName = ps.name; 12696 if (DEBUG_REMOVE) Slog.d(TAG, "removePackageDataLI: " + ps); 12697 removePackageLI(ps, (flags&REMOVE_CHATTY) != 0); 12698 // Retrieve object to delete permissions for shared user later on 12699 final PackageSetting deletedPs; 12700 // reader 12701 synchronized (mPackages) { 12702 deletedPs = mSettings.mPackages.get(packageName); 12703 if (outInfo != null) { 12704 outInfo.removedPackage = packageName; 12705 outInfo.removedUsers = deletedPs != null 12706 ? deletedPs.queryInstalledUsers(sUserManager.getUserIds(), true) 12707 : null; 12708 } 12709 } 12710 if ((flags&PackageManager.DELETE_KEEP_DATA) == 0) { 12711 removeDataDirsLI(ps.volumeUuid, packageName); 12712 schedulePackageCleaning(packageName, UserHandle.USER_ALL, true); 12713 } 12714 // writer 12715 synchronized (mPackages) { 12716 if (deletedPs != null) { 12717 if ((flags&PackageManager.DELETE_KEEP_DATA) == 0) { 12718 clearIntentFilterVerificationsLPw(deletedPs.name, UserHandle.USER_ALL); 12719 clearDefaultBrowserIfNeeded(packageName); 12720 if (outInfo != null) { 12721 mSettings.mKeySetManagerService.removeAppKeySetDataLPw(packageName); 12722 outInfo.removedAppId = mSettings.removePackageLPw(packageName); 12723 } 12724 updatePermissionsLPw(deletedPs.name, null, 0); 12725 if (deletedPs.sharedUser != null) { 12726 // Remove permissions associated with package. Since runtime 12727 // permissions are per user we have to kill the removed package 12728 // or packages running under the shared user of the removed 12729 // package if revoking the permissions requested only by the removed 12730 // package is successful and this causes a change in gids. 12731 for (int userId : UserManagerService.getInstance().getUserIds()) { 12732 final int userIdToKill = mSettings.updateSharedUserPermsLPw(deletedPs, 12733 userId); 12734 if (userIdToKill == UserHandle.USER_ALL 12735 || userIdToKill >= UserHandle.USER_OWNER) { 12736 // If gids changed for this user, kill all affected packages. 12737 mHandler.post(new Runnable() { 12738 @Override 12739 public void run() { 12740 // This has to happen with no lock held. 12741 killSettingPackagesForUser(deletedPs, userIdToKill, 12742 KILL_APP_REASON_GIDS_CHANGED); 12743 } 12744 }); 12745 break; 12746 } 12747 } 12748 } 12749 clearPackagePreferredActivitiesLPw(deletedPs.name, UserHandle.USER_ALL); 12750 } 12751 // make sure to preserve per-user disabled state if this removal was just 12752 // a downgrade of a system app to the factory package 12753 if (allUserHandles != null && perUserInstalled != null) { 12754 if (DEBUG_REMOVE) { 12755 Slog.d(TAG, "Propagating install state across downgrade"); 12756 } 12757 for (int i = 0; i < allUserHandles.length; i++) { 12758 if (DEBUG_REMOVE) { 12759 Slog.d(TAG, " user " + allUserHandles[i] 12760 + " => " + perUserInstalled[i]); 12761 } 12762 ps.setInstalled(perUserInstalled[i], allUserHandles[i]); 12763 } 12764 } 12765 } 12766 // can downgrade to reader 12767 if (writeSettings) { 12768 // Save settings now 12769 mSettings.writeLPr(); 12770 } 12771 } 12772 if (outInfo != null) { 12773 // A user ID was deleted here. Go through all users and remove it 12774 // from KeyStore. 12775 removeKeystoreDataIfNeeded(UserHandle.USER_ALL, outInfo.removedAppId); 12776 } 12777 } 12778 12779 static boolean locationIsPrivileged(File path) { 12780 try { 12781 final String privilegedAppDir = new File(Environment.getRootDirectory(), "priv-app") 12782 .getCanonicalPath(); 12783 return path.getCanonicalPath().startsWith(privilegedAppDir); 12784 } catch (IOException e) { 12785 Slog.e(TAG, "Unable to access code path " + path); 12786 } 12787 return false; 12788 } 12789 12790 /* 12791 * Tries to delete system package. 12792 */ 12793 private boolean deleteSystemPackageLI(PackageSetting newPs, 12794 int[] allUserHandles, boolean[] perUserInstalled, 12795 int flags, PackageRemovedInfo outInfo, boolean writeSettings) { 12796 final boolean applyUserRestrictions 12797 = (allUserHandles != null) && (perUserInstalled != null); 12798 PackageSetting disabledPs = null; 12799 // Confirm if the system package has been updated 12800 // An updated system app can be deleted. This will also have to restore 12801 // the system pkg from system partition 12802 // reader 12803 synchronized (mPackages) { 12804 disabledPs = mSettings.getDisabledSystemPkgLPr(newPs.name); 12805 } 12806 if (DEBUG_REMOVE) Slog.d(TAG, "deleteSystemPackageLI: newPs=" + newPs 12807 + " disabledPs=" + disabledPs); 12808 if (disabledPs == null) { 12809 Slog.w(TAG, "Attempt to delete unknown system package "+ newPs.name); 12810 return false; 12811 } else if (DEBUG_REMOVE) { 12812 Slog.d(TAG, "Deleting system pkg from data partition"); 12813 } 12814 if (DEBUG_REMOVE) { 12815 if (applyUserRestrictions) { 12816 Slog.d(TAG, "Remembering install states:"); 12817 for (int i = 0; i < allUserHandles.length; i++) { 12818 Slog.d(TAG, " u=" + allUserHandles[i] + " inst=" + perUserInstalled[i]); 12819 } 12820 } 12821 } 12822 // Delete the updated package 12823 outInfo.isRemovedPackageSystemUpdate = true; 12824 if (disabledPs.versionCode < newPs.versionCode) { 12825 // Delete data for downgrades 12826 flags &= ~PackageManager.DELETE_KEEP_DATA; 12827 } else { 12828 // Preserve data by setting flag 12829 flags |= PackageManager.DELETE_KEEP_DATA; 12830 } 12831 boolean ret = deleteInstalledPackageLI(newPs, true, flags, 12832 allUserHandles, perUserInstalled, outInfo, writeSettings); 12833 if (!ret) { 12834 return false; 12835 } 12836 // writer 12837 synchronized (mPackages) { 12838 // Reinstate the old system package 12839 mSettings.enableSystemPackageLPw(newPs.name); 12840 // Remove any native libraries from the upgraded package. 12841 NativeLibraryHelper.removeNativeBinariesLI(newPs.legacyNativeLibraryPathString); 12842 } 12843 // Install the system package 12844 if (DEBUG_REMOVE) Slog.d(TAG, "Re-installing system package: " + disabledPs); 12845 int parseFlags = PackageParser.PARSE_MUST_BE_APK | PackageParser.PARSE_IS_SYSTEM; 12846 if (locationIsPrivileged(disabledPs.codePath)) { 12847 parseFlags |= PackageParser.PARSE_IS_PRIVILEGED; 12848 } 12849 12850 final PackageParser.Package newPkg; 12851 try { 12852 newPkg = scanPackageLI(disabledPs.codePath, parseFlags, SCAN_NO_PATHS, 0, null); 12853 } catch (PackageManagerException e) { 12854 Slog.w(TAG, "Failed to restore system package:" + newPs.name + ": " + e.getMessage()); 12855 return false; 12856 } 12857 12858 // writer 12859 synchronized (mPackages) { 12860 PackageSetting ps = mSettings.mPackages.get(newPkg.packageName); 12861 12862 // Propagate the permissions state as we do want to drop on the floor 12863 // runtime permissions. The update permissions method below will take 12864 // care of removing obsolete permissions and grant install permissions. 12865 ps.getPermissionsState().copyFrom(disabledPs.getPermissionsState()); 12866 updatePermissionsLPw(newPkg.packageName, newPkg, 12867 UPDATE_PERMISSIONS_ALL | UPDATE_PERMISSIONS_REPLACE_PKG); 12868 12869 if (applyUserRestrictions) { 12870 if (DEBUG_REMOVE) { 12871 Slog.d(TAG, "Propagating install state across reinstall"); 12872 } 12873 for (int i = 0; i < allUserHandles.length; i++) { 12874 if (DEBUG_REMOVE) { 12875 Slog.d(TAG, " user " + allUserHandles[i] 12876 + " => " + perUserInstalled[i]); 12877 } 12878 ps.setInstalled(perUserInstalled[i], allUserHandles[i]); 12879 } 12880 // Regardless of writeSettings we need to ensure that this restriction 12881 // state propagation is persisted 12882 mSettings.writeAllUsersPackageRestrictionsLPr(); 12883 } 12884 // can downgrade to reader here 12885 if (writeSettings) { 12886 mSettings.writeLPr(); 12887 } 12888 } 12889 return true; 12890 } 12891 12892 private boolean deleteInstalledPackageLI(PackageSetting ps, 12893 boolean deleteCodeAndResources, int flags, 12894 int[] allUserHandles, boolean[] perUserInstalled, 12895 PackageRemovedInfo outInfo, boolean writeSettings) { 12896 if (outInfo != null) { 12897 outInfo.uid = ps.appId; 12898 } 12899 12900 // Delete package data from internal structures and also remove data if flag is set 12901 removePackageDataLI(ps, allUserHandles, perUserInstalled, outInfo, flags, writeSettings); 12902 12903 // Delete application code and resources 12904 if (deleteCodeAndResources && (outInfo != null)) { 12905 outInfo.args = createInstallArgsForExisting(packageFlagsToInstallFlags(ps), 12906 ps.codePathString, ps.resourcePathString, getAppDexInstructionSets(ps)); 12907 if (DEBUG_SD_INSTALL) Slog.i(TAG, "args=" + outInfo.args); 12908 } 12909 return true; 12910 } 12911 12912 @Override 12913 public boolean setBlockUninstallForUser(String packageName, boolean blockUninstall, 12914 int userId) { 12915 mContext.enforceCallingOrSelfPermission( 12916 android.Manifest.permission.DELETE_PACKAGES, null); 12917 synchronized (mPackages) { 12918 PackageSetting ps = mSettings.mPackages.get(packageName); 12919 if (ps == null) { 12920 Log.i(TAG, "Package doesn't exist in set block uninstall " + packageName); 12921 return false; 12922 } 12923 if (!ps.getInstalled(userId)) { 12924 // Can't block uninstall for an app that is not installed or enabled. 12925 Log.i(TAG, "Package not installed in set block uninstall " + packageName); 12926 return false; 12927 } 12928 ps.setBlockUninstall(blockUninstall, userId); 12929 mSettings.writePackageRestrictionsLPr(userId); 12930 } 12931 return true; 12932 } 12933 12934 @Override 12935 public boolean getBlockUninstallForUser(String packageName, int userId) { 12936 synchronized (mPackages) { 12937 PackageSetting ps = mSettings.mPackages.get(packageName); 12938 if (ps == null) { 12939 Log.i(TAG, "Package doesn't exist in get block uninstall " + packageName); 12940 return false; 12941 } 12942 return ps.getBlockUninstall(userId); 12943 } 12944 } 12945 12946 /* 12947 * This method handles package deletion in general 12948 */ 12949 private boolean deletePackageLI(String packageName, UserHandle user, 12950 boolean deleteCodeAndResources, int[] allUserHandles, boolean[] perUserInstalled, 12951 int flags, PackageRemovedInfo outInfo, 12952 boolean writeSettings) { 12953 if (packageName == null) { 12954 Slog.w(TAG, "Attempt to delete null packageName."); 12955 return false; 12956 } 12957 if (DEBUG_REMOVE) Slog.d(TAG, "deletePackageLI: " + packageName + " user " + user); 12958 PackageSetting ps; 12959 boolean dataOnly = false; 12960 int removeUser = -1; 12961 int appId = -1; 12962 synchronized (mPackages) { 12963 ps = mSettings.mPackages.get(packageName); 12964 if (ps == null) { 12965 Slog.w(TAG, "Package named '" + packageName + "' doesn't exist."); 12966 return false; 12967 } 12968 if ((!isSystemApp(ps) || (flags&PackageManager.DELETE_SYSTEM_APP) != 0) && user != null 12969 && user.getIdentifier() != UserHandle.USER_ALL) { 12970 // The caller is asking that the package only be deleted for a single 12971 // user. To do this, we just mark its uninstalled state and delete 12972 // its data. If this is a system app, we only allow this to happen if 12973 // they have set the special DELETE_SYSTEM_APP which requests different 12974 // semantics than normal for uninstalling system apps. 12975 if (DEBUG_REMOVE) Slog.d(TAG, "Only deleting for single user"); 12976 ps.setUserState(user.getIdentifier(), 12977 COMPONENT_ENABLED_STATE_DEFAULT, 12978 false, //installed 12979 true, //stopped 12980 true, //notLaunched 12981 false, //hidden 12982 null, null, null, 12983 false, // blockUninstall 12984 INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_UNDEFINED, 0); 12985 if (!isSystemApp(ps)) { 12986 if (ps.isAnyInstalled(sUserManager.getUserIds())) { 12987 // Other user still have this package installed, so all 12988 // we need to do is clear this user's data and save that 12989 // it is uninstalled. 12990 if (DEBUG_REMOVE) Slog.d(TAG, "Still installed by other users"); 12991 removeUser = user.getIdentifier(); 12992 appId = ps.appId; 12993 scheduleWritePackageRestrictionsLocked(removeUser); 12994 } else { 12995 // We need to set it back to 'installed' so the uninstall 12996 // broadcasts will be sent correctly. 12997 if (DEBUG_REMOVE) Slog.d(TAG, "Not installed by other users, full delete"); 12998 ps.setInstalled(true, user.getIdentifier()); 12999 } 13000 } else { 13001 // This is a system app, so we assume that the 13002 // other users still have this package installed, so all 13003 // we need to do is clear this user's data and save that 13004 // it is uninstalled. 13005 if (DEBUG_REMOVE) Slog.d(TAG, "Deleting system app"); 13006 removeUser = user.getIdentifier(); 13007 appId = ps.appId; 13008 scheduleWritePackageRestrictionsLocked(removeUser); 13009 } 13010 } 13011 } 13012 13013 if (removeUser >= 0) { 13014 // From above, we determined that we are deleting this only 13015 // for a single user. Continue the work here. 13016 if (DEBUG_REMOVE) Slog.d(TAG, "Updating install state for user: " + removeUser); 13017 if (outInfo != null) { 13018 outInfo.removedPackage = packageName; 13019 outInfo.removedAppId = appId; 13020 outInfo.removedUsers = new int[] {removeUser}; 13021 } 13022 mInstaller.clearUserData(ps.volumeUuid, packageName, removeUser); 13023 removeKeystoreDataIfNeeded(removeUser, appId); 13024 schedulePackageCleaning(packageName, removeUser, false); 13025 synchronized (mPackages) { 13026 if (clearPackagePreferredActivitiesLPw(packageName, removeUser)) { 13027 scheduleWritePackageRestrictionsLocked(removeUser); 13028 } 13029 resetUserChangesToRuntimePermissionsAndFlagsLocked(ps, removeUser); 13030 } 13031 return true; 13032 } 13033 13034 if (dataOnly) { 13035 // Delete application data first 13036 if (DEBUG_REMOVE) Slog.d(TAG, "Removing package data only"); 13037 removePackageDataLI(ps, null, null, outInfo, flags, writeSettings); 13038 return true; 13039 } 13040 13041 boolean ret = false; 13042 if (isSystemApp(ps)) { 13043 if (DEBUG_REMOVE) Slog.d(TAG, "Removing system package:" + ps.name); 13044 // When an updated system application is deleted we delete the existing resources as well and 13045 // fall back to existing code in system partition 13046 ret = deleteSystemPackageLI(ps, allUserHandles, perUserInstalled, 13047 flags, outInfo, writeSettings); 13048 } else { 13049 if (DEBUG_REMOVE) Slog.d(TAG, "Removing non-system package:" + ps.name); 13050 // Kill application pre-emptively especially for apps on sd. 13051 killApplication(packageName, ps.appId, "uninstall pkg"); 13052 ret = deleteInstalledPackageLI(ps, deleteCodeAndResources, flags, 13053 allUserHandles, perUserInstalled, 13054 outInfo, writeSettings); 13055 } 13056 13057 return ret; 13058 } 13059 13060 private final class ClearStorageConnection implements ServiceConnection { 13061 IMediaContainerService mContainerService; 13062 13063 @Override 13064 public void onServiceConnected(ComponentName name, IBinder service) { 13065 synchronized (this) { 13066 mContainerService = IMediaContainerService.Stub.asInterface(service); 13067 notifyAll(); 13068 } 13069 } 13070 13071 @Override 13072 public void onServiceDisconnected(ComponentName name) { 13073 } 13074 } 13075 13076 private void clearExternalStorageDataSync(String packageName, int userId, boolean allData) { 13077 final boolean mounted; 13078 if (Environment.isExternalStorageEmulated()) { 13079 mounted = true; 13080 } else { 13081 final String status = Environment.getExternalStorageState(); 13082 13083 mounted = status.equals(Environment.MEDIA_MOUNTED) 13084 || status.equals(Environment.MEDIA_MOUNTED_READ_ONLY); 13085 } 13086 13087 if (!mounted) { 13088 return; 13089 } 13090 13091 final Intent containerIntent = new Intent().setComponent(DEFAULT_CONTAINER_COMPONENT); 13092 int[] users; 13093 if (userId == UserHandle.USER_ALL) { 13094 users = sUserManager.getUserIds(); 13095 } else { 13096 users = new int[] { userId }; 13097 } 13098 final ClearStorageConnection conn = new ClearStorageConnection(); 13099 if (mContext.bindServiceAsUser( 13100 containerIntent, conn, Context.BIND_AUTO_CREATE, UserHandle.OWNER)) { 13101 try { 13102 for (int curUser : users) { 13103 long timeout = SystemClock.uptimeMillis() + 5000; 13104 synchronized (conn) { 13105 long now = SystemClock.uptimeMillis(); 13106 while (conn.mContainerService == null && now < timeout) { 13107 try { 13108 conn.wait(timeout - now); 13109 } catch (InterruptedException e) { 13110 } 13111 } 13112 } 13113 if (conn.mContainerService == null) { 13114 return; 13115 } 13116 13117 final UserEnvironment userEnv = new UserEnvironment(curUser); 13118 clearDirectory(conn.mContainerService, 13119 userEnv.buildExternalStorageAppCacheDirs(packageName)); 13120 if (allData) { 13121 clearDirectory(conn.mContainerService, 13122 userEnv.buildExternalStorageAppDataDirs(packageName)); 13123 clearDirectory(conn.mContainerService, 13124 userEnv.buildExternalStorageAppMediaDirs(packageName)); 13125 } 13126 } 13127 } finally { 13128 mContext.unbindService(conn); 13129 } 13130 } 13131 } 13132 13133 @Override 13134 public void clearApplicationUserData(final String packageName, 13135 final IPackageDataObserver observer, final int userId) { 13136 mContext.enforceCallingOrSelfPermission( 13137 android.Manifest.permission.CLEAR_APP_USER_DATA, null); 13138 enforceCrossUserPermission(Binder.getCallingUid(), userId, true, false, "clear application data"); 13139 // Queue up an async operation since the package deletion may take a little while. 13140 mHandler.post(new Runnable() { 13141 public void run() { 13142 mHandler.removeCallbacks(this); 13143 final boolean succeeded; 13144 synchronized (mInstallLock) { 13145 succeeded = clearApplicationUserDataLI(packageName, userId); 13146 } 13147 clearExternalStorageDataSync(packageName, userId, true); 13148 if (succeeded) { 13149 // invoke DeviceStorageMonitor's update method to clear any notifications 13150 DeviceStorageMonitorInternal 13151 dsm = LocalServices.getService(DeviceStorageMonitorInternal.class); 13152 if (dsm != null) { 13153 dsm.checkMemory(); 13154 } 13155 } 13156 if(observer != null) { 13157 try { 13158 observer.onRemoveCompleted(packageName, succeeded); 13159 } catch (RemoteException e) { 13160 Log.i(TAG, "Observer no longer exists."); 13161 } 13162 } //end if observer 13163 } //end run 13164 }); 13165 } 13166 13167 private boolean clearApplicationUserDataLI(String packageName, int userId) { 13168 if (packageName == null) { 13169 Slog.w(TAG, "Attempt to delete null packageName."); 13170 return false; 13171 } 13172 13173 // Try finding details about the requested package 13174 PackageParser.Package pkg; 13175 synchronized (mPackages) { 13176 pkg = mPackages.get(packageName); 13177 if (pkg == null) { 13178 final PackageSetting ps = mSettings.mPackages.get(packageName); 13179 if (ps != null) { 13180 pkg = ps.pkg; 13181 } 13182 } 13183 13184 if (pkg == null) { 13185 Slog.w(TAG, "Package named '" + packageName + "' doesn't exist."); 13186 return false; 13187 } 13188 13189 PackageSetting ps = (PackageSetting) pkg.mExtras; 13190 resetUserChangesToRuntimePermissionsAndFlagsLocked(ps, userId); 13191 } 13192 13193 // Always delete data directories for package, even if we found no other 13194 // record of app. This helps users recover from UID mismatches without 13195 // resorting to a full data wipe. 13196 int retCode = mInstaller.clearUserData(pkg.volumeUuid, packageName, userId); 13197 if (retCode < 0) { 13198 Slog.w(TAG, "Couldn't remove cache files for package: " + packageName); 13199 return false; 13200 } 13201 13202 final int appId = pkg.applicationInfo.uid; 13203 removeKeystoreDataIfNeeded(userId, appId); 13204 13205 // Create a native library symlink only if we have native libraries 13206 // and if the native libraries are 32 bit libraries. We do not provide 13207 // this symlink for 64 bit libraries. 13208 if (pkg.applicationInfo.primaryCpuAbi != null && 13209 !VMRuntime.is64BitAbi(pkg.applicationInfo.primaryCpuAbi)) { 13210 final String nativeLibPath = pkg.applicationInfo.nativeLibraryDir; 13211 if (mInstaller.linkNativeLibraryDirectory(pkg.volumeUuid, pkg.packageName, 13212 nativeLibPath, userId) < 0) { 13213 Slog.w(TAG, "Failed linking native library dir"); 13214 return false; 13215 } 13216 } 13217 13218 return true; 13219 } 13220 13221 /** 13222 * Reverts user permission state changes (permissions and flags). 13223 * 13224 * @param ps The package for which to reset. 13225 * @param userId The device user for which to do a reset. 13226 */ 13227 private void resetUserChangesToRuntimePermissionsAndFlagsLocked( 13228 final PackageSetting ps, final int userId) { 13229 if (ps.pkg == null) { 13230 return; 13231 } 13232 13233 final int userSettableFlags = FLAG_PERMISSION_USER_SET 13234 | FLAG_PERMISSION_USER_FIXED 13235 | FLAG_PERMISSION_REVOKE_ON_UPGRADE; 13236 13237 final int policyOrSystemFlags = FLAG_PERMISSION_SYSTEM_FIXED 13238 | FLAG_PERMISSION_POLICY_FIXED; 13239 13240 boolean writeInstallPermissions = false; 13241 boolean writeRuntimePermissions = false; 13242 13243 final int permissionCount = ps.pkg.requestedPermissions.size(); 13244 for (int i = 0; i < permissionCount; i++) { 13245 String permission = ps.pkg.requestedPermissions.get(i); 13246 13247 BasePermission bp = mSettings.mPermissions.get(permission); 13248 if (bp == null) { 13249 continue; 13250 } 13251 13252 // If shared user we just reset the state to which only this app contributed. 13253 if (ps.sharedUser != null) { 13254 boolean used = false; 13255 final int packageCount = ps.sharedUser.packages.size(); 13256 for (int j = 0; j < packageCount; j++) { 13257 PackageSetting pkg = ps.sharedUser.packages.valueAt(j); 13258 if (pkg.pkg != null && !pkg.pkg.packageName.equals(ps.pkg.packageName) 13259 && pkg.pkg.requestedPermissions.contains(permission)) { 13260 used = true; 13261 break; 13262 } 13263 } 13264 if (used) { 13265 continue; 13266 } 13267 } 13268 13269 PermissionsState permissionsState = ps.getPermissionsState(); 13270 13271 final int oldFlags = permissionsState.getPermissionFlags(bp.name, userId); 13272 13273 // Always clear the user settable flags. 13274 final boolean hasInstallState = permissionsState.getInstallPermissionState( 13275 bp.name) != null; 13276 if (permissionsState.updatePermissionFlags(bp, userId, userSettableFlags, 0)) { 13277 if (hasInstallState) { 13278 writeInstallPermissions = true; 13279 } else { 13280 writeRuntimePermissions = true; 13281 } 13282 } 13283 13284 // Below is only runtime permission handling. 13285 if (!bp.isRuntime()) { 13286 continue; 13287 } 13288 13289 // Never clobber system or policy. 13290 if ((oldFlags & policyOrSystemFlags) != 0) { 13291 continue; 13292 } 13293 13294 // If this permission was granted by default, make sure it is. 13295 if ((oldFlags & FLAG_PERMISSION_GRANTED_BY_DEFAULT) != 0) { 13296 if (permissionsState.grantRuntimePermission(bp, userId) 13297 != PERMISSION_OPERATION_FAILURE) { 13298 writeRuntimePermissions = true; 13299 } 13300 } else { 13301 // Otherwise, reset the permission. 13302 final int revokeResult = permissionsState.revokeRuntimePermission(bp, userId); 13303 switch (revokeResult) { 13304 case PERMISSION_OPERATION_SUCCESS: { 13305 writeRuntimePermissions = true; 13306 } break; 13307 13308 case PERMISSION_OPERATION_SUCCESS_GIDS_CHANGED: { 13309 writeRuntimePermissions = true; 13310 // If gids changed for this user, kill all affected packages. 13311 mHandler.post(new Runnable() { 13312 @Override 13313 public void run() { 13314 // This has to happen with no lock held. 13315 killSettingPackagesForUser(ps, userId, 13316 KILL_APP_REASON_GIDS_CHANGED); 13317 } 13318 }); 13319 } break; 13320 } 13321 } 13322 } 13323 13324 // Synchronously write as we are taking permissions away. 13325 if (writeRuntimePermissions) { 13326 mSettings.writeRuntimePermissionsForUserLPr(userId, true); 13327 } 13328 13329 // Synchronously write as we are taking permissions away. 13330 if (writeInstallPermissions) { 13331 mSettings.writeLPr(); 13332 } 13333 } 13334 13335 /** 13336 * Remove entries from the keystore daemon. Will only remove it if the 13337 * {@code appId} is valid. 13338 */ 13339 private static void removeKeystoreDataIfNeeded(int userId, int appId) { 13340 if (appId < 0) { 13341 return; 13342 } 13343 13344 final KeyStore keyStore = KeyStore.getInstance(); 13345 if (keyStore != null) { 13346 if (userId == UserHandle.USER_ALL) { 13347 for (final int individual : sUserManager.getUserIds()) { 13348 keyStore.clearUid(UserHandle.getUid(individual, appId)); 13349 } 13350 } else { 13351 keyStore.clearUid(UserHandle.getUid(userId, appId)); 13352 } 13353 } else { 13354 Slog.w(TAG, "Could not contact keystore to clear entries for app id " + appId); 13355 } 13356 } 13357 13358 @Override 13359 public void deleteApplicationCacheFiles(final String packageName, 13360 final IPackageDataObserver observer) { 13361 mContext.enforceCallingOrSelfPermission( 13362 android.Manifest.permission.DELETE_CACHE_FILES, null); 13363 // Queue up an async operation since the package deletion may take a little while. 13364 final int userId = UserHandle.getCallingUserId(); 13365 mHandler.post(new Runnable() { 13366 public void run() { 13367 mHandler.removeCallbacks(this); 13368 final boolean succeded; 13369 synchronized (mInstallLock) { 13370 succeded = deleteApplicationCacheFilesLI(packageName, userId); 13371 } 13372 clearExternalStorageDataSync(packageName, userId, false); 13373 if (observer != null) { 13374 try { 13375 observer.onRemoveCompleted(packageName, succeded); 13376 } catch (RemoteException e) { 13377 Log.i(TAG, "Observer no longer exists."); 13378 } 13379 } //end if observer 13380 } //end run 13381 }); 13382 } 13383 13384 private boolean deleteApplicationCacheFilesLI(String packageName, int userId) { 13385 if (packageName == null) { 13386 Slog.w(TAG, "Attempt to delete null packageName."); 13387 return false; 13388 } 13389 PackageParser.Package p; 13390 synchronized (mPackages) { 13391 p = mPackages.get(packageName); 13392 } 13393 if (p == null) { 13394 Slog.w(TAG, "Package named '" + packageName +"' doesn't exist."); 13395 return false; 13396 } 13397 final ApplicationInfo applicationInfo = p.applicationInfo; 13398 if (applicationInfo == null) { 13399 Slog.w(TAG, "Package " + packageName + " has no applicationInfo."); 13400 return false; 13401 } 13402 int retCode = mInstaller.deleteCacheFiles(p.volumeUuid, packageName, userId); 13403 if (retCode < 0) { 13404 Slog.w(TAG, "Couldn't remove cache files for package: " 13405 + packageName + " u" + userId); 13406 return false; 13407 } 13408 return true; 13409 } 13410 13411 @Override 13412 public void getPackageSizeInfo(final String packageName, int userHandle, 13413 final IPackageStatsObserver observer) { 13414 mContext.enforceCallingOrSelfPermission( 13415 android.Manifest.permission.GET_PACKAGE_SIZE, null); 13416 if (packageName == null) { 13417 throw new IllegalArgumentException("Attempt to get size of null packageName"); 13418 } 13419 13420 PackageStats stats = new PackageStats(packageName, userHandle); 13421 13422 /* 13423 * Queue up an async operation since the package measurement may take a 13424 * little while. 13425 */ 13426 Message msg = mHandler.obtainMessage(INIT_COPY); 13427 msg.obj = new MeasureParams(stats, observer); 13428 mHandler.sendMessage(msg); 13429 } 13430 13431 private boolean getPackageSizeInfoLI(String packageName, int userHandle, 13432 PackageStats pStats) { 13433 if (packageName == null) { 13434 Slog.w(TAG, "Attempt to get size of null packageName."); 13435 return false; 13436 } 13437 PackageParser.Package p; 13438 boolean dataOnly = false; 13439 String libDirRoot = null; 13440 String asecPath = null; 13441 PackageSetting ps = null; 13442 synchronized (mPackages) { 13443 p = mPackages.get(packageName); 13444 ps = mSettings.mPackages.get(packageName); 13445 if(p == null) { 13446 dataOnly = true; 13447 if((ps == null) || (ps.pkg == null)) { 13448 Slog.w(TAG, "Package named '" + packageName +"' doesn't exist."); 13449 return false; 13450 } 13451 p = ps.pkg; 13452 } 13453 if (ps != null) { 13454 libDirRoot = ps.legacyNativeLibraryPathString; 13455 } 13456 if (p != null && (isExternal(p) || p.isForwardLocked())) { 13457 String secureContainerId = cidFromCodePath(p.applicationInfo.getBaseCodePath()); 13458 if (secureContainerId != null) { 13459 asecPath = PackageHelper.getSdFilesystem(secureContainerId); 13460 } 13461 } 13462 } 13463 String publicSrcDir = null; 13464 if(!dataOnly) { 13465 final ApplicationInfo applicationInfo = p.applicationInfo; 13466 if (applicationInfo == null) { 13467 Slog.w(TAG, "Package " + packageName + " has no applicationInfo."); 13468 return false; 13469 } 13470 if (p.isForwardLocked()) { 13471 publicSrcDir = applicationInfo.getBaseResourcePath(); 13472 } 13473 } 13474 // TODO: extend to measure size of split APKs 13475 // TODO(multiArch): Extend getSizeInfo to look at the full subdirectory tree, 13476 // not just the first level. 13477 // TODO(multiArch): Extend getSizeInfo to look at *all* instruction sets, not 13478 // just the primary. 13479 String[] dexCodeInstructionSets = getDexCodeInstructionSets(getAppDexInstructionSets(ps)); 13480 int res = mInstaller.getSizeInfo(p.volumeUuid, packageName, userHandle, p.baseCodePath, 13481 libDirRoot, publicSrcDir, asecPath, dexCodeInstructionSets, pStats); 13482 if (res < 0) { 13483 return false; 13484 } 13485 13486 // Fix-up for forward-locked applications in ASEC containers. 13487 if (!isExternal(p)) { 13488 pStats.codeSize += pStats.externalCodeSize; 13489 pStats.externalCodeSize = 0L; 13490 } 13491 13492 return true; 13493 } 13494 13495 13496 @Override 13497 public void addPackageToPreferred(String packageName) { 13498 Slog.w(TAG, "addPackageToPreferred: this is now a no-op"); 13499 } 13500 13501 @Override 13502 public void removePackageFromPreferred(String packageName) { 13503 Slog.w(TAG, "removePackageFromPreferred: this is now a no-op"); 13504 } 13505 13506 @Override 13507 public List<PackageInfo> getPreferredPackages(int flags) { 13508 return new ArrayList<PackageInfo>(); 13509 } 13510 13511 private int getUidTargetSdkVersionLockedLPr(int uid) { 13512 Object obj = mSettings.getUserIdLPr(uid); 13513 if (obj instanceof SharedUserSetting) { 13514 final SharedUserSetting sus = (SharedUserSetting) obj; 13515 int vers = Build.VERSION_CODES.CUR_DEVELOPMENT; 13516 final Iterator<PackageSetting> it = sus.packages.iterator(); 13517 while (it.hasNext()) { 13518 final PackageSetting ps = it.next(); 13519 if (ps.pkg != null) { 13520 int v = ps.pkg.applicationInfo.targetSdkVersion; 13521 if (v < vers) vers = v; 13522 } 13523 } 13524 return vers; 13525 } else if (obj instanceof PackageSetting) { 13526 final PackageSetting ps = (PackageSetting) obj; 13527 if (ps.pkg != null) { 13528 return ps.pkg.applicationInfo.targetSdkVersion; 13529 } 13530 } 13531 return Build.VERSION_CODES.CUR_DEVELOPMENT; 13532 } 13533 13534 @Override 13535 public void addPreferredActivity(IntentFilter filter, int match, 13536 ComponentName[] set, ComponentName activity, int userId) { 13537 addPreferredActivityInternal(filter, match, set, activity, true, userId, 13538 "Adding preferred"); 13539 } 13540 13541 private void addPreferredActivityInternal(IntentFilter filter, int match, 13542 ComponentName[] set, ComponentName activity, boolean always, int userId, 13543 String opname) { 13544 // writer 13545 int callingUid = Binder.getCallingUid(); 13546 enforceCrossUserPermission(callingUid, userId, true, false, "add preferred activity"); 13547 if (filter.countActions() == 0) { 13548 Slog.w(TAG, "Cannot set a preferred activity with no filter actions"); 13549 return; 13550 } 13551 synchronized (mPackages) { 13552 if (mContext.checkCallingOrSelfPermission( 13553 android.Manifest.permission.SET_PREFERRED_APPLICATIONS) 13554 != PackageManager.PERMISSION_GRANTED) { 13555 if (getUidTargetSdkVersionLockedLPr(callingUid) 13556 < Build.VERSION_CODES.FROYO) { 13557 Slog.w(TAG, "Ignoring addPreferredActivity() from uid " 13558 + callingUid); 13559 return; 13560 } 13561 mContext.enforceCallingOrSelfPermission( 13562 android.Manifest.permission.SET_PREFERRED_APPLICATIONS, null); 13563 } 13564 13565 PreferredIntentResolver pir = mSettings.editPreferredActivitiesLPw(userId); 13566 Slog.i(TAG, opname + " activity " + activity.flattenToShortString() + " for user " 13567 + userId + ":"); 13568 filter.dump(new LogPrinter(Log.INFO, TAG), " "); 13569 pir.addFilter(new PreferredActivity(filter, match, set, activity, always)); 13570 scheduleWritePackageRestrictionsLocked(userId); 13571 } 13572 } 13573 13574 @Override 13575 public void replacePreferredActivity(IntentFilter filter, int match, 13576 ComponentName[] set, ComponentName activity, int userId) { 13577 if (filter.countActions() != 1) { 13578 throw new IllegalArgumentException( 13579 "replacePreferredActivity expects filter to have only 1 action."); 13580 } 13581 if (filter.countDataAuthorities() != 0 13582 || filter.countDataPaths() != 0 13583 || filter.countDataSchemes() > 1 13584 || filter.countDataTypes() != 0) { 13585 throw new IllegalArgumentException( 13586 "replacePreferredActivity expects filter to have no data authorities, " + 13587 "paths, or types; and at most one scheme."); 13588 } 13589 13590 final int callingUid = Binder.getCallingUid(); 13591 enforceCrossUserPermission(callingUid, userId, true, false, "replace preferred activity"); 13592 synchronized (mPackages) { 13593 if (mContext.checkCallingOrSelfPermission( 13594 android.Manifest.permission.SET_PREFERRED_APPLICATIONS) 13595 != PackageManager.PERMISSION_GRANTED) { 13596 if (getUidTargetSdkVersionLockedLPr(callingUid) 13597 < Build.VERSION_CODES.FROYO) { 13598 Slog.w(TAG, "Ignoring replacePreferredActivity() from uid " 13599 + Binder.getCallingUid()); 13600 return; 13601 } 13602 mContext.enforceCallingOrSelfPermission( 13603 android.Manifest.permission.SET_PREFERRED_APPLICATIONS, null); 13604 } 13605 13606 PreferredIntentResolver pir = mSettings.mPreferredActivities.get(userId); 13607 if (pir != null) { 13608 // Get all of the existing entries that exactly match this filter. 13609 ArrayList<PreferredActivity> existing = pir.findFilters(filter); 13610 if (existing != null && existing.size() == 1) { 13611 PreferredActivity cur = existing.get(0); 13612 if (DEBUG_PREFERRED) { 13613 Slog.i(TAG, "Checking replace of preferred:"); 13614 filter.dump(new LogPrinter(Log.INFO, TAG), " "); 13615 if (!cur.mPref.mAlways) { 13616 Slog.i(TAG, " -- CUR; not mAlways!"); 13617 } else { 13618 Slog.i(TAG, " -- CUR: mMatch=" + cur.mPref.mMatch); 13619 Slog.i(TAG, " -- CUR: mSet=" 13620 + Arrays.toString(cur.mPref.mSetComponents)); 13621 Slog.i(TAG, " -- CUR: mComponent=" + cur.mPref.mShortComponent); 13622 Slog.i(TAG, " -- NEW: mMatch=" 13623 + (match&IntentFilter.MATCH_CATEGORY_MASK)); 13624 Slog.i(TAG, " -- CUR: mSet=" + Arrays.toString(set)); 13625 Slog.i(TAG, " -- CUR: mComponent=" + activity.flattenToShortString()); 13626 } 13627 } 13628 if (cur.mPref.mAlways && cur.mPref.mComponent.equals(activity) 13629 && cur.mPref.mMatch == (match&IntentFilter.MATCH_CATEGORY_MASK) 13630 && cur.mPref.sameSet(set)) { 13631 // Setting the preferred activity to what it happens to be already 13632 if (DEBUG_PREFERRED) { 13633 Slog.i(TAG, "Replacing with same preferred activity " 13634 + cur.mPref.mShortComponent + " for user " 13635 + userId + ":"); 13636 filter.dump(new LogPrinter(Log.INFO, TAG), " "); 13637 } 13638 return; 13639 } 13640 } 13641 13642 if (existing != null) { 13643 if (DEBUG_PREFERRED) { 13644 Slog.i(TAG, existing.size() + " existing preferred matches for:"); 13645 filter.dump(new LogPrinter(Log.INFO, TAG), " "); 13646 } 13647 for (int i = 0; i < existing.size(); i++) { 13648 PreferredActivity pa = existing.get(i); 13649 if (DEBUG_PREFERRED) { 13650 Slog.i(TAG, "Removing existing preferred activity " 13651 + pa.mPref.mComponent + ":"); 13652 pa.dump(new LogPrinter(Log.INFO, TAG), " "); 13653 } 13654 pir.removeFilter(pa); 13655 } 13656 } 13657 } 13658 addPreferredActivityInternal(filter, match, set, activity, true, userId, 13659 "Replacing preferred"); 13660 } 13661 } 13662 13663 @Override 13664 public void clearPackagePreferredActivities(String packageName) { 13665 final int uid = Binder.getCallingUid(); 13666 // writer 13667 synchronized (mPackages) { 13668 PackageParser.Package pkg = mPackages.get(packageName); 13669 if (pkg == null || pkg.applicationInfo.uid != uid) { 13670 if (mContext.checkCallingOrSelfPermission( 13671 android.Manifest.permission.SET_PREFERRED_APPLICATIONS) 13672 != PackageManager.PERMISSION_GRANTED) { 13673 if (getUidTargetSdkVersionLockedLPr(Binder.getCallingUid()) 13674 < Build.VERSION_CODES.FROYO) { 13675 Slog.w(TAG, "Ignoring clearPackagePreferredActivities() from uid " 13676 + Binder.getCallingUid()); 13677 return; 13678 } 13679 mContext.enforceCallingOrSelfPermission( 13680 android.Manifest.permission.SET_PREFERRED_APPLICATIONS, null); 13681 } 13682 } 13683 13684 int user = UserHandle.getCallingUserId(); 13685 if (clearPackagePreferredActivitiesLPw(packageName, user)) { 13686 scheduleWritePackageRestrictionsLocked(user); 13687 } 13688 } 13689 } 13690 13691 /** This method takes a specific user id as well as UserHandle.USER_ALL. */ 13692 boolean clearPackagePreferredActivitiesLPw(String packageName, int userId) { 13693 ArrayList<PreferredActivity> removed = null; 13694 boolean changed = false; 13695 for (int i=0; i<mSettings.mPreferredActivities.size(); i++) { 13696 final int thisUserId = mSettings.mPreferredActivities.keyAt(i); 13697 PreferredIntentResolver pir = mSettings.mPreferredActivities.valueAt(i); 13698 if (userId != UserHandle.USER_ALL && userId != thisUserId) { 13699 continue; 13700 } 13701 Iterator<PreferredActivity> it = pir.filterIterator(); 13702 while (it.hasNext()) { 13703 PreferredActivity pa = it.next(); 13704 // Mark entry for removal only if it matches the package name 13705 // and the entry is of type "always". 13706 if (packageName == null || 13707 (pa.mPref.mComponent.getPackageName().equals(packageName) 13708 && pa.mPref.mAlways)) { 13709 if (removed == null) { 13710 removed = new ArrayList<PreferredActivity>(); 13711 } 13712 removed.add(pa); 13713 } 13714 } 13715 if (removed != null) { 13716 for (int j=0; j<removed.size(); j++) { 13717 PreferredActivity pa = removed.get(j); 13718 pir.removeFilter(pa); 13719 } 13720 changed = true; 13721 } 13722 } 13723 return changed; 13724 } 13725 13726 /** This method takes a specific user id as well as UserHandle.USER_ALL. */ 13727 void clearIntentFilterVerificationsLPw(String packageName, int userId) { 13728 if (userId == UserHandle.USER_ALL) { 13729 if (mSettings.removeIntentFilterVerificationLPw(packageName, 13730 sUserManager.getUserIds())) { 13731 for (int oneUserId : sUserManager.getUserIds()) { 13732 scheduleWritePackageRestrictionsLocked(oneUserId); 13733 } 13734 } 13735 } else { 13736 if (mSettings.removeIntentFilterVerificationLPw(packageName, userId)) { 13737 scheduleWritePackageRestrictionsLocked(userId); 13738 } 13739 } 13740 } 13741 13742 13743 void clearDefaultBrowserIfNeeded(String packageName) { 13744 for (int oneUserId : sUserManager.getUserIds()) { 13745 String defaultBrowserPackageName = getDefaultBrowserPackageName(oneUserId); 13746 if (TextUtils.isEmpty(defaultBrowserPackageName)) continue; 13747 if (packageName.equals(defaultBrowserPackageName)) { 13748 setDefaultBrowserPackageName(null, oneUserId); 13749 } 13750 } 13751 } 13752 13753 @Override 13754 public void resetPreferredActivities(int userId) { 13755 mContext.enforceCallingOrSelfPermission( 13756 android.Manifest.permission.SET_PREFERRED_APPLICATIONS, null); 13757 // writer 13758 synchronized (mPackages) { 13759 clearPackagePreferredActivitiesLPw(null, userId); 13760 mSettings.applyDefaultPreferredAppsLPw(this, userId); 13761 applyFactoryDefaultBrowserLPw(userId); 13762 primeDomainVerificationsLPw(userId); 13763 13764 scheduleWritePackageRestrictionsLocked(userId); 13765 } 13766 } 13767 13768 @Override 13769 public int getPreferredActivities(List<IntentFilter> outFilters, 13770 List<ComponentName> outActivities, String packageName) { 13771 13772 int num = 0; 13773 final int userId = UserHandle.getCallingUserId(); 13774 // reader 13775 synchronized (mPackages) { 13776 PreferredIntentResolver pir = mSettings.mPreferredActivities.get(userId); 13777 if (pir != null) { 13778 final Iterator<PreferredActivity> it = pir.filterIterator(); 13779 while (it.hasNext()) { 13780 final PreferredActivity pa = it.next(); 13781 if (packageName == null 13782 || (pa.mPref.mComponent.getPackageName().equals(packageName) 13783 && pa.mPref.mAlways)) { 13784 if (outFilters != null) { 13785 outFilters.add(new IntentFilter(pa)); 13786 } 13787 if (outActivities != null) { 13788 outActivities.add(pa.mPref.mComponent); 13789 } 13790 } 13791 } 13792 } 13793 } 13794 13795 return num; 13796 } 13797 13798 @Override 13799 public void addPersistentPreferredActivity(IntentFilter filter, ComponentName activity, 13800 int userId) { 13801 int callingUid = Binder.getCallingUid(); 13802 if (callingUid != Process.SYSTEM_UID) { 13803 throw new SecurityException( 13804 "addPersistentPreferredActivity can only be run by the system"); 13805 } 13806 if (filter.countActions() == 0) { 13807 Slog.w(TAG, "Cannot set a preferred activity with no filter actions"); 13808 return; 13809 } 13810 synchronized (mPackages) { 13811 Slog.i(TAG, "Adding persistent preferred activity " + activity + " for user " + userId + 13812 " :"); 13813 filter.dump(new LogPrinter(Log.INFO, TAG), " "); 13814 mSettings.editPersistentPreferredActivitiesLPw(userId).addFilter( 13815 new PersistentPreferredActivity(filter, activity)); 13816 scheduleWritePackageRestrictionsLocked(userId); 13817 } 13818 } 13819 13820 @Override 13821 public void clearPackagePersistentPreferredActivities(String packageName, int userId) { 13822 int callingUid = Binder.getCallingUid(); 13823 if (callingUid != Process.SYSTEM_UID) { 13824 throw new SecurityException( 13825 "clearPackagePersistentPreferredActivities can only be run by the system"); 13826 } 13827 ArrayList<PersistentPreferredActivity> removed = null; 13828 boolean changed = false; 13829 synchronized (mPackages) { 13830 for (int i=0; i<mSettings.mPersistentPreferredActivities.size(); i++) { 13831 final int thisUserId = mSettings.mPersistentPreferredActivities.keyAt(i); 13832 PersistentPreferredIntentResolver ppir = mSettings.mPersistentPreferredActivities 13833 .valueAt(i); 13834 if (userId != thisUserId) { 13835 continue; 13836 } 13837 Iterator<PersistentPreferredActivity> it = ppir.filterIterator(); 13838 while (it.hasNext()) { 13839 PersistentPreferredActivity ppa = it.next(); 13840 // Mark entry for removal only if it matches the package name. 13841 if (ppa.mComponent.getPackageName().equals(packageName)) { 13842 if (removed == null) { 13843 removed = new ArrayList<PersistentPreferredActivity>(); 13844 } 13845 removed.add(ppa); 13846 } 13847 } 13848 if (removed != null) { 13849 for (int j=0; j<removed.size(); j++) { 13850 PersistentPreferredActivity ppa = removed.get(j); 13851 ppir.removeFilter(ppa); 13852 } 13853 changed = true; 13854 } 13855 } 13856 13857 if (changed) { 13858 scheduleWritePackageRestrictionsLocked(userId); 13859 } 13860 } 13861 } 13862 13863 /** 13864 * Common machinery for picking apart a restored XML blob and passing 13865 * it to a caller-supplied functor to be applied to the running system. 13866 */ 13867 private void restoreFromXml(XmlPullParser parser, int userId, 13868 String expectedStartTag, BlobXmlRestorer functor) 13869 throws IOException, XmlPullParserException { 13870 int type; 13871 while ((type = parser.next()) != XmlPullParser.START_TAG 13872 && type != XmlPullParser.END_DOCUMENT) { 13873 } 13874 if (type != XmlPullParser.START_TAG) { 13875 // oops didn't find a start tag?! 13876 if (DEBUG_BACKUP) { 13877 Slog.e(TAG, "Didn't find start tag during restore"); 13878 } 13879 return; 13880 } 13881 13882 // this is supposed to be TAG_PREFERRED_BACKUP 13883 if (!expectedStartTag.equals(parser.getName())) { 13884 if (DEBUG_BACKUP) { 13885 Slog.e(TAG, "Found unexpected tag " + parser.getName()); 13886 } 13887 return; 13888 } 13889 13890 // skip interfering stuff, then we're aligned with the backing implementation 13891 while ((type = parser.next()) == XmlPullParser.TEXT) { } 13892 functor.apply(parser, userId); 13893 } 13894 13895 private interface BlobXmlRestorer { 13896 public void apply(XmlPullParser parser, int userId) throws IOException, XmlPullParserException; 13897 } 13898 13899 /** 13900 * Non-Binder method, support for the backup/restore mechanism: write the 13901 * full set of preferred activities in its canonical XML format. Returns the 13902 * XML output as a byte array, or null if there is none. 13903 */ 13904 @Override 13905 public byte[] getPreferredActivityBackup(int userId) { 13906 if (Binder.getCallingUid() != Process.SYSTEM_UID) { 13907 throw new SecurityException("Only the system may call getPreferredActivityBackup()"); 13908 } 13909 13910 ByteArrayOutputStream dataStream = new ByteArrayOutputStream(); 13911 try { 13912 final XmlSerializer serializer = new FastXmlSerializer(); 13913 serializer.setOutput(dataStream, StandardCharsets.UTF_8.name()); 13914 serializer.startDocument(null, true); 13915 serializer.startTag(null, TAG_PREFERRED_BACKUP); 13916 13917 synchronized (mPackages) { 13918 mSettings.writePreferredActivitiesLPr(serializer, userId, true); 13919 } 13920 13921 serializer.endTag(null, TAG_PREFERRED_BACKUP); 13922 serializer.endDocument(); 13923 serializer.flush(); 13924 } catch (Exception e) { 13925 if (DEBUG_BACKUP) { 13926 Slog.e(TAG, "Unable to write preferred activities for backup", e); 13927 } 13928 return null; 13929 } 13930 13931 return dataStream.toByteArray(); 13932 } 13933 13934 @Override 13935 public void restorePreferredActivities(byte[] backup, int userId) { 13936 if (Binder.getCallingUid() != Process.SYSTEM_UID) { 13937 throw new SecurityException("Only the system may call restorePreferredActivities()"); 13938 } 13939 13940 try { 13941 final XmlPullParser parser = Xml.newPullParser(); 13942 parser.setInput(new ByteArrayInputStream(backup), StandardCharsets.UTF_8.name()); 13943 restoreFromXml(parser, userId, TAG_PREFERRED_BACKUP, 13944 new BlobXmlRestorer() { 13945 @Override 13946 public void apply(XmlPullParser parser, int userId) 13947 throws XmlPullParserException, IOException { 13948 synchronized (mPackages) { 13949 mSettings.readPreferredActivitiesLPw(parser, userId); 13950 } 13951 } 13952 } ); 13953 } catch (Exception e) { 13954 if (DEBUG_BACKUP) { 13955 Slog.e(TAG, "Exception restoring preferred activities: " + e.getMessage()); 13956 } 13957 } 13958 } 13959 13960 /** 13961 * Non-Binder method, support for the backup/restore mechanism: write the 13962 * default browser (etc) settings in its canonical XML format. Returns the default 13963 * browser XML representation as a byte array, or null if there is none. 13964 */ 13965 @Override 13966 public byte[] getDefaultAppsBackup(int userId) { 13967 if (Binder.getCallingUid() != Process.SYSTEM_UID) { 13968 throw new SecurityException("Only the system may call getDefaultAppsBackup()"); 13969 } 13970 13971 ByteArrayOutputStream dataStream = new ByteArrayOutputStream(); 13972 try { 13973 final XmlSerializer serializer = new FastXmlSerializer(); 13974 serializer.setOutput(dataStream, StandardCharsets.UTF_8.name()); 13975 serializer.startDocument(null, true); 13976 serializer.startTag(null, TAG_DEFAULT_APPS); 13977 13978 synchronized (mPackages) { 13979 mSettings.writeDefaultAppsLPr(serializer, userId); 13980 } 13981 13982 serializer.endTag(null, TAG_DEFAULT_APPS); 13983 serializer.endDocument(); 13984 serializer.flush(); 13985 } catch (Exception e) { 13986 if (DEBUG_BACKUP) { 13987 Slog.e(TAG, "Unable to write default apps for backup", e); 13988 } 13989 return null; 13990 } 13991 13992 return dataStream.toByteArray(); 13993 } 13994 13995 @Override 13996 public void restoreDefaultApps(byte[] backup, int userId) { 13997 if (Binder.getCallingUid() != Process.SYSTEM_UID) { 13998 throw new SecurityException("Only the system may call restoreDefaultApps()"); 13999 } 14000 14001 try { 14002 final XmlPullParser parser = Xml.newPullParser(); 14003 parser.setInput(new ByteArrayInputStream(backup), StandardCharsets.UTF_8.name()); 14004 restoreFromXml(parser, userId, TAG_DEFAULT_APPS, 14005 new BlobXmlRestorer() { 14006 @Override 14007 public void apply(XmlPullParser parser, int userId) 14008 throws XmlPullParserException, IOException { 14009 synchronized (mPackages) { 14010 mSettings.readDefaultAppsLPw(parser, userId); 14011 } 14012 } 14013 } ); 14014 } catch (Exception e) { 14015 if (DEBUG_BACKUP) { 14016 Slog.e(TAG, "Exception restoring default apps: " + e.getMessage()); 14017 } 14018 } 14019 } 14020 14021 @Override 14022 public byte[] getIntentFilterVerificationBackup(int userId) { 14023 if (Binder.getCallingUid() != Process.SYSTEM_UID) { 14024 throw new SecurityException("Only the system may call getIntentFilterVerificationBackup()"); 14025 } 14026 14027 ByteArrayOutputStream dataStream = new ByteArrayOutputStream(); 14028 try { 14029 final XmlSerializer serializer = new FastXmlSerializer(); 14030 serializer.setOutput(dataStream, StandardCharsets.UTF_8.name()); 14031 serializer.startDocument(null, true); 14032 serializer.startTag(null, TAG_INTENT_FILTER_VERIFICATION); 14033 14034 synchronized (mPackages) { 14035 mSettings.writeAllDomainVerificationsLPr(serializer, userId); 14036 } 14037 14038 serializer.endTag(null, TAG_INTENT_FILTER_VERIFICATION); 14039 serializer.endDocument(); 14040 serializer.flush(); 14041 } catch (Exception e) { 14042 if (DEBUG_BACKUP) { 14043 Slog.e(TAG, "Unable to write default apps for backup", e); 14044 } 14045 return null; 14046 } 14047 14048 return dataStream.toByteArray(); 14049 } 14050 14051 @Override 14052 public void restoreIntentFilterVerification(byte[] backup, int userId) { 14053 if (Binder.getCallingUid() != Process.SYSTEM_UID) { 14054 throw new SecurityException("Only the system may call restorePreferredActivities()"); 14055 } 14056 14057 try { 14058 final XmlPullParser parser = Xml.newPullParser(); 14059 parser.setInput(new ByteArrayInputStream(backup), StandardCharsets.UTF_8.name()); 14060 restoreFromXml(parser, userId, TAG_INTENT_FILTER_VERIFICATION, 14061 new BlobXmlRestorer() { 14062 @Override 14063 public void apply(XmlPullParser parser, int userId) 14064 throws XmlPullParserException, IOException { 14065 synchronized (mPackages) { 14066 mSettings.readAllDomainVerificationsLPr(parser, userId); 14067 mSettings.writeLPr(); 14068 } 14069 } 14070 } ); 14071 } catch (Exception e) { 14072 if (DEBUG_BACKUP) { 14073 Slog.e(TAG, "Exception restoring preferred activities: " + e.getMessage()); 14074 } 14075 } 14076 } 14077 14078 @Override 14079 public void addCrossProfileIntentFilter(IntentFilter intentFilter, String ownerPackage, 14080 int sourceUserId, int targetUserId, int flags) { 14081 mContext.enforceCallingOrSelfPermission( 14082 android.Manifest.permission.INTERACT_ACROSS_USERS_FULL, null); 14083 int callingUid = Binder.getCallingUid(); 14084 enforceOwnerRights(ownerPackage, callingUid); 14085 enforceShellRestriction(UserManager.DISALLOW_DEBUGGING_FEATURES, callingUid, sourceUserId); 14086 if (intentFilter.countActions() == 0) { 14087 Slog.w(TAG, "Cannot set a crossProfile intent filter with no filter actions"); 14088 return; 14089 } 14090 synchronized (mPackages) { 14091 CrossProfileIntentFilter newFilter = new CrossProfileIntentFilter(intentFilter, 14092 ownerPackage, targetUserId, flags); 14093 CrossProfileIntentResolver resolver = 14094 mSettings.editCrossProfileIntentResolverLPw(sourceUserId); 14095 ArrayList<CrossProfileIntentFilter> existing = resolver.findFilters(intentFilter); 14096 // We have all those whose filter is equal. Now checking if the rest is equal as well. 14097 if (existing != null) { 14098 int size = existing.size(); 14099 for (int i = 0; i < size; i++) { 14100 if (newFilter.equalsIgnoreFilter(existing.get(i))) { 14101 return; 14102 } 14103 } 14104 } 14105 resolver.addFilter(newFilter); 14106 scheduleWritePackageRestrictionsLocked(sourceUserId); 14107 } 14108 } 14109 14110 @Override 14111 public void clearCrossProfileIntentFilters(int sourceUserId, String ownerPackage) { 14112 mContext.enforceCallingOrSelfPermission( 14113 android.Manifest.permission.INTERACT_ACROSS_USERS_FULL, null); 14114 int callingUid = Binder.getCallingUid(); 14115 enforceOwnerRights(ownerPackage, callingUid); 14116 enforceShellRestriction(UserManager.DISALLOW_DEBUGGING_FEATURES, callingUid, sourceUserId); 14117 synchronized (mPackages) { 14118 CrossProfileIntentResolver resolver = 14119 mSettings.editCrossProfileIntentResolverLPw(sourceUserId); 14120 ArraySet<CrossProfileIntentFilter> set = 14121 new ArraySet<CrossProfileIntentFilter>(resolver.filterSet()); 14122 for (CrossProfileIntentFilter filter : set) { 14123 if (filter.getOwnerPackage().equals(ownerPackage)) { 14124 resolver.removeFilter(filter); 14125 } 14126 } 14127 scheduleWritePackageRestrictionsLocked(sourceUserId); 14128 } 14129 } 14130 14131 // Enforcing that callingUid is owning pkg on userId 14132 private void enforceOwnerRights(String pkg, int callingUid) { 14133 // The system owns everything. 14134 if (UserHandle.getAppId(callingUid) == Process.SYSTEM_UID) { 14135 return; 14136 } 14137 int callingUserId = UserHandle.getUserId(callingUid); 14138 PackageInfo pi = getPackageInfo(pkg, 0, callingUserId); 14139 if (pi == null) { 14140 throw new IllegalArgumentException("Unknown package " + pkg + " on user " 14141 + callingUserId); 14142 } 14143 if (!UserHandle.isSameApp(pi.applicationInfo.uid, callingUid)) { 14144 throw new SecurityException("Calling uid " + callingUid 14145 + " does not own package " + pkg); 14146 } 14147 } 14148 14149 @Override 14150 public ComponentName getHomeActivities(List<ResolveInfo> allHomeCandidates) { 14151 Intent intent = new Intent(Intent.ACTION_MAIN); 14152 intent.addCategory(Intent.CATEGORY_HOME); 14153 14154 final int callingUserId = UserHandle.getCallingUserId(); 14155 List<ResolveInfo> list = queryIntentActivities(intent, null, 14156 PackageManager.GET_META_DATA, callingUserId); 14157 ResolveInfo preferred = findPreferredActivity(intent, null, 0, list, 0, 14158 true, false, false, callingUserId); 14159 14160 allHomeCandidates.clear(); 14161 if (list != null) { 14162 for (ResolveInfo ri : list) { 14163 allHomeCandidates.add(ri); 14164 } 14165 } 14166 return (preferred == null || preferred.activityInfo == null) 14167 ? null 14168 : new ComponentName(preferred.activityInfo.packageName, 14169 preferred.activityInfo.name); 14170 } 14171 14172 @Override 14173 public void setApplicationEnabledSetting(String appPackageName, 14174 int newState, int flags, int userId, String callingPackage) { 14175 if (!sUserManager.exists(userId)) return; 14176 if (callingPackage == null) { 14177 callingPackage = Integer.toString(Binder.getCallingUid()); 14178 } 14179 setEnabledSetting(appPackageName, null, newState, flags, userId, callingPackage); 14180 } 14181 14182 @Override 14183 public void setComponentEnabledSetting(ComponentName componentName, 14184 int newState, int flags, int userId) { 14185 if (!sUserManager.exists(userId)) return; 14186 setEnabledSetting(componentName.getPackageName(), 14187 componentName.getClassName(), newState, flags, userId, null); 14188 } 14189 14190 private void setEnabledSetting(final String packageName, String className, int newState, 14191 final int flags, int userId, String callingPackage) { 14192 if (!(newState == COMPONENT_ENABLED_STATE_DEFAULT 14193 || newState == COMPONENT_ENABLED_STATE_ENABLED 14194 || newState == COMPONENT_ENABLED_STATE_DISABLED 14195 || newState == COMPONENT_ENABLED_STATE_DISABLED_USER 14196 || newState == COMPONENT_ENABLED_STATE_DISABLED_UNTIL_USED)) { 14197 throw new IllegalArgumentException("Invalid new component state: " 14198 + newState); 14199 } 14200 PackageSetting pkgSetting; 14201 final int uid = Binder.getCallingUid(); 14202 final int permission = mContext.checkCallingOrSelfPermission( 14203 android.Manifest.permission.CHANGE_COMPONENT_ENABLED_STATE); 14204 enforceCrossUserPermission(uid, userId, false, true, "set enabled"); 14205 final boolean allowedByPermission = (permission == PackageManager.PERMISSION_GRANTED); 14206 boolean sendNow = false; 14207 boolean isApp = (className == null); 14208 String componentName = isApp ? packageName : className; 14209 int packageUid = -1; 14210 ArrayList<String> components; 14211 14212 // writer 14213 synchronized (mPackages) { 14214 pkgSetting = mSettings.mPackages.get(packageName); 14215 if (pkgSetting == null) { 14216 if (className == null) { 14217 throw new IllegalArgumentException( 14218 "Unknown package: " + packageName); 14219 } 14220 throw new IllegalArgumentException( 14221 "Unknown component: " + packageName 14222 + "/" + className); 14223 } 14224 // Allow root and verify that userId is not being specified by a different user 14225 if (!allowedByPermission && !UserHandle.isSameApp(uid, pkgSetting.appId)) { 14226 throw new SecurityException( 14227 "Permission Denial: attempt to change component state from pid=" 14228 + Binder.getCallingPid() 14229 + ", uid=" + uid + ", package uid=" + pkgSetting.appId); 14230 } 14231 if (className == null) { 14232 // We're dealing with an application/package level state change 14233 if (pkgSetting.getEnabled(userId) == newState) { 14234 // Nothing to do 14235 return; 14236 } 14237 if (newState == PackageManager.COMPONENT_ENABLED_STATE_DEFAULT 14238 || newState == PackageManager.COMPONENT_ENABLED_STATE_ENABLED) { 14239 // Don't care about who enables an app. 14240 callingPackage = null; 14241 } 14242 pkgSetting.setEnabled(newState, userId, callingPackage); 14243 // pkgSetting.pkg.mSetEnabled = newState; 14244 } else { 14245 // We're dealing with a component level state change 14246 // First, verify that this is a valid class name. 14247 PackageParser.Package pkg = pkgSetting.pkg; 14248 if (pkg == null || !pkg.hasComponentClassName(className)) { 14249 if (pkg.applicationInfo.targetSdkVersion >= Build.VERSION_CODES.JELLY_BEAN) { 14250 throw new IllegalArgumentException("Component class " + className 14251 + " does not exist in " + packageName); 14252 } else { 14253 Slog.w(TAG, "Failed setComponentEnabledSetting: component class " 14254 + className + " does not exist in " + packageName); 14255 } 14256 } 14257 switch (newState) { 14258 case COMPONENT_ENABLED_STATE_ENABLED: 14259 if (!pkgSetting.enableComponentLPw(className, userId)) { 14260 return; 14261 } 14262 break; 14263 case COMPONENT_ENABLED_STATE_DISABLED: 14264 if (!pkgSetting.disableComponentLPw(className, userId)) { 14265 return; 14266 } 14267 break; 14268 case COMPONENT_ENABLED_STATE_DEFAULT: 14269 if (!pkgSetting.restoreComponentLPw(className, userId)) { 14270 return; 14271 } 14272 break; 14273 default: 14274 Slog.e(TAG, "Invalid new component state: " + newState); 14275 return; 14276 } 14277 } 14278 scheduleWritePackageRestrictionsLocked(userId); 14279 components = mPendingBroadcasts.get(userId, packageName); 14280 final boolean newPackage = components == null; 14281 if (newPackage) { 14282 components = new ArrayList<String>(); 14283 } 14284 if (!components.contains(componentName)) { 14285 components.add(componentName); 14286 } 14287 if ((flags&PackageManager.DONT_KILL_APP) == 0) { 14288 sendNow = true; 14289 // Purge entry from pending broadcast list if another one exists already 14290 // since we are sending one right away. 14291 mPendingBroadcasts.remove(userId, packageName); 14292 } else { 14293 if (newPackage) { 14294 mPendingBroadcasts.put(userId, packageName, components); 14295 } 14296 if (!mHandler.hasMessages(SEND_PENDING_BROADCAST)) { 14297 // Schedule a message 14298 mHandler.sendEmptyMessageDelayed(SEND_PENDING_BROADCAST, BROADCAST_DELAY); 14299 } 14300 } 14301 } 14302 14303 long callingId = Binder.clearCallingIdentity(); 14304 try { 14305 if (sendNow) { 14306 packageUid = UserHandle.getUid(userId, pkgSetting.appId); 14307 sendPackageChangedBroadcast(packageName, 14308 (flags&PackageManager.DONT_KILL_APP) != 0, components, packageUid); 14309 } 14310 } finally { 14311 Binder.restoreCallingIdentity(callingId); 14312 } 14313 } 14314 14315 private void sendPackageChangedBroadcast(String packageName, 14316 boolean killFlag, ArrayList<String> componentNames, int packageUid) { 14317 if (DEBUG_INSTALL) 14318 Log.v(TAG, "Sending package changed: package=" + packageName + " components=" 14319 + componentNames); 14320 Bundle extras = new Bundle(4); 14321 extras.putString(Intent.EXTRA_CHANGED_COMPONENT_NAME, componentNames.get(0)); 14322 String nameList[] = new String[componentNames.size()]; 14323 componentNames.toArray(nameList); 14324 extras.putStringArray(Intent.EXTRA_CHANGED_COMPONENT_NAME_LIST, nameList); 14325 extras.putBoolean(Intent.EXTRA_DONT_KILL_APP, killFlag); 14326 extras.putInt(Intent.EXTRA_UID, packageUid); 14327 sendPackageBroadcast(Intent.ACTION_PACKAGE_CHANGED, packageName, extras, null, null, 14328 new int[] {UserHandle.getUserId(packageUid)}); 14329 } 14330 14331 @Override 14332 public void setPackageStoppedState(String packageName, boolean stopped, int userId) { 14333 if (!sUserManager.exists(userId)) return; 14334 final int uid = Binder.getCallingUid(); 14335 final int permission = mContext.checkCallingOrSelfPermission( 14336 android.Manifest.permission.CHANGE_COMPONENT_ENABLED_STATE); 14337 final boolean allowedByPermission = (permission == PackageManager.PERMISSION_GRANTED); 14338 enforceCrossUserPermission(uid, userId, true, true, "stop package"); 14339 // writer 14340 synchronized (mPackages) { 14341 if (mSettings.setPackageStoppedStateLPw(this, packageName, stopped, 14342 allowedByPermission, uid, userId)) { 14343 scheduleWritePackageRestrictionsLocked(userId); 14344 } 14345 } 14346 } 14347 14348 @Override 14349 public String getInstallerPackageName(String packageName) { 14350 // reader 14351 synchronized (mPackages) { 14352 return mSettings.getInstallerPackageNameLPr(packageName); 14353 } 14354 } 14355 14356 @Override 14357 public int getApplicationEnabledSetting(String packageName, int userId) { 14358 if (!sUserManager.exists(userId)) return COMPONENT_ENABLED_STATE_DISABLED; 14359 int uid = Binder.getCallingUid(); 14360 enforceCrossUserPermission(uid, userId, false, false, "get enabled"); 14361 // reader 14362 synchronized (mPackages) { 14363 return mSettings.getApplicationEnabledSettingLPr(packageName, userId); 14364 } 14365 } 14366 14367 @Override 14368 public int getComponentEnabledSetting(ComponentName componentName, int userId) { 14369 if (!sUserManager.exists(userId)) return COMPONENT_ENABLED_STATE_DISABLED; 14370 int uid = Binder.getCallingUid(); 14371 enforceCrossUserPermission(uid, userId, false, false, "get component enabled"); 14372 // reader 14373 synchronized (mPackages) { 14374 return mSettings.getComponentEnabledSettingLPr(componentName, userId); 14375 } 14376 } 14377 14378 @Override 14379 public void enterSafeMode() { 14380 enforceSystemOrRoot("Only the system can request entering safe mode"); 14381 14382 if (!mSystemReady) { 14383 mSafeMode = true; 14384 } 14385 } 14386 14387 @Override 14388 public void systemReady() { 14389 mSystemReady = true; 14390 14391 // Read the compatibilty setting when the system is ready. 14392 boolean compatibilityModeEnabled = android.provider.Settings.Global.getInt( 14393 mContext.getContentResolver(), 14394 android.provider.Settings.Global.COMPATIBILITY_MODE, 1) == 1; 14395 PackageParser.setCompatibilityModeEnabled(compatibilityModeEnabled); 14396 if (DEBUG_SETTINGS) { 14397 Log.d(TAG, "compatibility mode:" + compatibilityModeEnabled); 14398 } 14399 14400 int[] grantPermissionsUserIds = EMPTY_INT_ARRAY; 14401 14402 synchronized (mPackages) { 14403 // Verify that all of the preferred activity components actually 14404 // exist. It is possible for applications to be updated and at 14405 // that point remove a previously declared activity component that 14406 // had been set as a preferred activity. We try to clean this up 14407 // the next time we encounter that preferred activity, but it is 14408 // possible for the user flow to never be able to return to that 14409 // situation so here we do a sanity check to make sure we haven't 14410 // left any junk around. 14411 ArrayList<PreferredActivity> removed = new ArrayList<PreferredActivity>(); 14412 for (int i=0; i<mSettings.mPreferredActivities.size(); i++) { 14413 PreferredIntentResolver pir = mSettings.mPreferredActivities.valueAt(i); 14414 removed.clear(); 14415 for (PreferredActivity pa : pir.filterSet()) { 14416 if (mActivities.mActivities.get(pa.mPref.mComponent) == null) { 14417 removed.add(pa); 14418 } 14419 } 14420 if (removed.size() > 0) { 14421 for (int r=0; r<removed.size(); r++) { 14422 PreferredActivity pa = removed.get(r); 14423 Slog.w(TAG, "Removing dangling preferred activity: " 14424 + pa.mPref.mComponent); 14425 pir.removeFilter(pa); 14426 } 14427 mSettings.writePackageRestrictionsLPr( 14428 mSettings.mPreferredActivities.keyAt(i)); 14429 } 14430 } 14431 14432 for (int userId : UserManagerService.getInstance().getUserIds()) { 14433 if (!mSettings.areDefaultRuntimePermissionsGrantedLPr(userId)) { 14434 grantPermissionsUserIds = ArrayUtils.appendInt( 14435 grantPermissionsUserIds, userId); 14436 } 14437 } 14438 } 14439 sUserManager.systemReady(); 14440 14441 // If we upgraded grant all default permissions before kicking off. 14442 for (int userId : grantPermissionsUserIds) { 14443 mDefaultPermissionPolicy.grantDefaultPermissions(userId); 14444 } 14445 14446 // Kick off any messages waiting for system ready 14447 if (mPostSystemReadyMessages != null) { 14448 for (Message msg : mPostSystemReadyMessages) { 14449 msg.sendToTarget(); 14450 } 14451 mPostSystemReadyMessages = null; 14452 } 14453 14454 // Watch for external volumes that come and go over time 14455 final StorageManager storage = mContext.getSystemService(StorageManager.class); 14456 storage.registerListener(mStorageListener); 14457 14458 mInstallerService.systemReady(); 14459 mPackageDexOptimizer.systemReady(); 14460 14461 MountServiceInternal mountServiceInternal = LocalServices.getService( 14462 MountServiceInternal.class); 14463 mountServiceInternal.addExternalStoragePolicy( 14464 new MountServiceInternal.ExternalStorageMountPolicy() { 14465 @Override 14466 public int getMountMode(int uid, String packageName) { 14467 if (Process.isIsolated(uid)) { 14468 return Zygote.MOUNT_EXTERNAL_NONE; 14469 } 14470 if (checkUidPermission(WRITE_MEDIA_STORAGE, uid) == PERMISSION_GRANTED) { 14471 return Zygote.MOUNT_EXTERNAL_DEFAULT; 14472 } 14473 if (checkUidPermission(READ_EXTERNAL_STORAGE, uid) == PERMISSION_DENIED) { 14474 return Zygote.MOUNT_EXTERNAL_DEFAULT; 14475 } 14476 if (checkUidPermission(WRITE_EXTERNAL_STORAGE, uid) == PERMISSION_DENIED) { 14477 return Zygote.MOUNT_EXTERNAL_READ; 14478 } 14479 return Zygote.MOUNT_EXTERNAL_WRITE; 14480 } 14481 14482 @Override 14483 public boolean hasExternalStorage(int uid, String packageName) { 14484 return true; 14485 } 14486 }); 14487 } 14488 14489 @Override 14490 public boolean isSafeMode() { 14491 return mSafeMode; 14492 } 14493 14494 @Override 14495 public boolean hasSystemUidErrors() { 14496 return mHasSystemUidErrors; 14497 } 14498 14499 static String arrayToString(int[] array) { 14500 StringBuffer buf = new StringBuffer(128); 14501 buf.append('['); 14502 if (array != null) { 14503 for (int i=0; i<array.length; i++) { 14504 if (i > 0) buf.append(", "); 14505 buf.append(array[i]); 14506 } 14507 } 14508 buf.append(']'); 14509 return buf.toString(); 14510 } 14511 14512 static class DumpState { 14513 public static final int DUMP_LIBS = 1 << 0; 14514 public static final int DUMP_FEATURES = 1 << 1; 14515 public static final int DUMP_RESOLVERS = 1 << 2; 14516 public static final int DUMP_PERMISSIONS = 1 << 3; 14517 public static final int DUMP_PACKAGES = 1 << 4; 14518 public static final int DUMP_SHARED_USERS = 1 << 5; 14519 public static final int DUMP_MESSAGES = 1 << 6; 14520 public static final int DUMP_PROVIDERS = 1 << 7; 14521 public static final int DUMP_VERIFIERS = 1 << 8; 14522 public static final int DUMP_PREFERRED = 1 << 9; 14523 public static final int DUMP_PREFERRED_XML = 1 << 10; 14524 public static final int DUMP_KEYSETS = 1 << 11; 14525 public static final int DUMP_VERSION = 1 << 12; 14526 public static final int DUMP_INSTALLS = 1 << 13; 14527 public static final int DUMP_INTENT_FILTER_VERIFIERS = 1 << 14; 14528 public static final int DUMP_DOMAIN_PREFERRED = 1 << 15; 14529 14530 public static final int OPTION_SHOW_FILTERS = 1 << 0; 14531 14532 private int mTypes; 14533 14534 private int mOptions; 14535 14536 private boolean mTitlePrinted; 14537 14538 private SharedUserSetting mSharedUser; 14539 14540 public boolean isDumping(int type) { 14541 if (mTypes == 0 && type != DUMP_PREFERRED_XML) { 14542 return true; 14543 } 14544 14545 return (mTypes & type) != 0; 14546 } 14547 14548 public void setDump(int type) { 14549 mTypes |= type; 14550 } 14551 14552 public boolean isOptionEnabled(int option) { 14553 return (mOptions & option) != 0; 14554 } 14555 14556 public void setOptionEnabled(int option) { 14557 mOptions |= option; 14558 } 14559 14560 public boolean onTitlePrinted() { 14561 final boolean printed = mTitlePrinted; 14562 mTitlePrinted = true; 14563 return printed; 14564 } 14565 14566 public boolean getTitlePrinted() { 14567 return mTitlePrinted; 14568 } 14569 14570 public void setTitlePrinted(boolean enabled) { 14571 mTitlePrinted = enabled; 14572 } 14573 14574 public SharedUserSetting getSharedUser() { 14575 return mSharedUser; 14576 } 14577 14578 public void setSharedUser(SharedUserSetting user) { 14579 mSharedUser = user; 14580 } 14581 } 14582 14583 @Override 14584 protected void dump(FileDescriptor fd, PrintWriter pw, String[] args) { 14585 if (mContext.checkCallingOrSelfPermission(android.Manifest.permission.DUMP) 14586 != PackageManager.PERMISSION_GRANTED) { 14587 pw.println("Permission Denial: can't dump ActivityManager from from pid=" 14588 + Binder.getCallingPid() 14589 + ", uid=" + Binder.getCallingUid() 14590 + " without permission " 14591 + android.Manifest.permission.DUMP); 14592 return; 14593 } 14594 14595 DumpState dumpState = new DumpState(); 14596 boolean fullPreferred = false; 14597 boolean checkin = false; 14598 14599 String packageName = null; 14600 ArraySet<String> permissionNames = null; 14601 14602 int opti = 0; 14603 while (opti < args.length) { 14604 String opt = args[opti]; 14605 if (opt == null || opt.length() <= 0 || opt.charAt(0) != '-') { 14606 break; 14607 } 14608 opti++; 14609 14610 if ("-a".equals(opt)) { 14611 // Right now we only know how to print all. 14612 } else if ("-h".equals(opt)) { 14613 pw.println("Package manager dump options:"); 14614 pw.println(" [-h] [-f] [--checkin] [cmd] ..."); 14615 pw.println(" --checkin: dump for a checkin"); 14616 pw.println(" -f: print details of intent filters"); 14617 pw.println(" -h: print this help"); 14618 pw.println(" cmd may be one of:"); 14619 pw.println(" l[ibraries]: list known shared libraries"); 14620 pw.println(" f[ibraries]: list device features"); 14621 pw.println(" k[eysets]: print known keysets"); 14622 pw.println(" r[esolvers]: dump intent resolvers"); 14623 pw.println(" perm[issions]: dump permissions"); 14624 pw.println(" permission [name ...]: dump declaration and use of given permission"); 14625 pw.println(" pref[erred]: print preferred package settings"); 14626 pw.println(" preferred-xml [--full]: print preferred package settings as xml"); 14627 pw.println(" prov[iders]: dump content providers"); 14628 pw.println(" p[ackages]: dump installed packages"); 14629 pw.println(" s[hared-users]: dump shared user IDs"); 14630 pw.println(" m[essages]: print collected runtime messages"); 14631 pw.println(" v[erifiers]: print package verifier info"); 14632 pw.println(" version: print database version info"); 14633 pw.println(" write: write current settings now"); 14634 pw.println(" <package.name>: info about given package"); 14635 pw.println(" installs: details about install sessions"); 14636 pw.println(" d[omain-preferred-apps]: print domains preferred apps"); 14637 pw.println(" i[ntent-filter-verifiers]|ifv: print intent filter verifier info"); 14638 return; 14639 } else if ("--checkin".equals(opt)) { 14640 checkin = true; 14641 } else if ("-f".equals(opt)) { 14642 dumpState.setOptionEnabled(DumpState.OPTION_SHOW_FILTERS); 14643 } else { 14644 pw.println("Unknown argument: " + opt + "; use -h for help"); 14645 } 14646 } 14647 14648 // Is the caller requesting to dump a particular piece of data? 14649 if (opti < args.length) { 14650 String cmd = args[opti]; 14651 opti++; 14652 // Is this a package name? 14653 if ("android".equals(cmd) || cmd.contains(".")) { 14654 packageName = cmd; 14655 // When dumping a single package, we always dump all of its 14656 // filter information since the amount of data will be reasonable. 14657 dumpState.setOptionEnabled(DumpState.OPTION_SHOW_FILTERS); 14658 } else if ("l".equals(cmd) || "libraries".equals(cmd)) { 14659 dumpState.setDump(DumpState.DUMP_LIBS); 14660 } else if ("f".equals(cmd) || "features".equals(cmd)) { 14661 dumpState.setDump(DumpState.DUMP_FEATURES); 14662 } else if ("r".equals(cmd) || "resolvers".equals(cmd)) { 14663 dumpState.setDump(DumpState.DUMP_RESOLVERS); 14664 } else if ("perm".equals(cmd) || "permissions".equals(cmd)) { 14665 dumpState.setDump(DumpState.DUMP_PERMISSIONS); 14666 } else if ("permission".equals(cmd)) { 14667 if (opti >= args.length) { 14668 pw.println("Error: permission requires permission name"); 14669 return; 14670 } 14671 permissionNames = new ArraySet<>(); 14672 while (opti < args.length) { 14673 permissionNames.add(args[opti]); 14674 opti++; 14675 } 14676 dumpState.setDump(DumpState.DUMP_PERMISSIONS 14677 | DumpState.DUMP_PACKAGES | DumpState.DUMP_SHARED_USERS); 14678 } else if ("pref".equals(cmd) || "preferred".equals(cmd)) { 14679 dumpState.setDump(DumpState.DUMP_PREFERRED); 14680 } else if ("preferred-xml".equals(cmd)) { 14681 dumpState.setDump(DumpState.DUMP_PREFERRED_XML); 14682 if (opti < args.length && "--full".equals(args[opti])) { 14683 fullPreferred = true; 14684 opti++; 14685 } 14686 } else if ("d".equals(cmd) || "domain-preferred-apps".equals(cmd)) { 14687 dumpState.setDump(DumpState.DUMP_DOMAIN_PREFERRED); 14688 } else if ("p".equals(cmd) || "packages".equals(cmd)) { 14689 dumpState.setDump(DumpState.DUMP_PACKAGES); 14690 } else if ("s".equals(cmd) || "shared-users".equals(cmd)) { 14691 dumpState.setDump(DumpState.DUMP_SHARED_USERS); 14692 } else if ("prov".equals(cmd) || "providers".equals(cmd)) { 14693 dumpState.setDump(DumpState.DUMP_PROVIDERS); 14694 } else if ("m".equals(cmd) || "messages".equals(cmd)) { 14695 dumpState.setDump(DumpState.DUMP_MESSAGES); 14696 } else if ("v".equals(cmd) || "verifiers".equals(cmd)) { 14697 dumpState.setDump(DumpState.DUMP_VERIFIERS); 14698 } else if ("i".equals(cmd) || "ifv".equals(cmd) 14699 || "intent-filter-verifiers".equals(cmd)) { 14700 dumpState.setDump(DumpState.DUMP_INTENT_FILTER_VERIFIERS); 14701 } else if ("version".equals(cmd)) { 14702 dumpState.setDump(DumpState.DUMP_VERSION); 14703 } else if ("k".equals(cmd) || "keysets".equals(cmd)) { 14704 dumpState.setDump(DumpState.DUMP_KEYSETS); 14705 } else if ("installs".equals(cmd)) { 14706 dumpState.setDump(DumpState.DUMP_INSTALLS); 14707 } else if ("write".equals(cmd)) { 14708 synchronized (mPackages) { 14709 mSettings.writeLPr(); 14710 pw.println("Settings written."); 14711 return; 14712 } 14713 } 14714 } 14715 14716 if (checkin) { 14717 pw.println("vers,1"); 14718 } 14719 14720 // reader 14721 synchronized (mPackages) { 14722 if (dumpState.isDumping(DumpState.DUMP_VERSION) && packageName == null) { 14723 if (!checkin) { 14724 if (dumpState.onTitlePrinted()) 14725 pw.println(); 14726 pw.println("Database versions:"); 14727 pw.print(" SDK Version:"); 14728 pw.print(" internal="); 14729 pw.print(mSettings.mInternalSdkPlatform); 14730 pw.print(" external="); 14731 pw.println(mSettings.mExternalSdkPlatform); 14732 pw.print(" DB Version:"); 14733 pw.print(" internal="); 14734 pw.print(mSettings.mInternalDatabaseVersion); 14735 pw.print(" external="); 14736 pw.println(mSettings.mExternalDatabaseVersion); 14737 } 14738 } 14739 14740 if (dumpState.isDumping(DumpState.DUMP_VERIFIERS) && packageName == null) { 14741 if (!checkin) { 14742 if (dumpState.onTitlePrinted()) 14743 pw.println(); 14744 pw.println("Verifiers:"); 14745 pw.print(" Required: "); 14746 pw.print(mRequiredVerifierPackage); 14747 pw.print(" (uid="); 14748 pw.print(getPackageUid(mRequiredVerifierPackage, 0)); 14749 pw.println(")"); 14750 } else if (mRequiredVerifierPackage != null) { 14751 pw.print("vrfy,"); pw.print(mRequiredVerifierPackage); 14752 pw.print(","); pw.println(getPackageUid(mRequiredVerifierPackage, 0)); 14753 } 14754 } 14755 14756 if (dumpState.isDumping(DumpState.DUMP_INTENT_FILTER_VERIFIERS) && 14757 packageName == null) { 14758 if (mIntentFilterVerifierComponent != null) { 14759 String verifierPackageName = mIntentFilterVerifierComponent.getPackageName(); 14760 if (!checkin) { 14761 if (dumpState.onTitlePrinted()) 14762 pw.println(); 14763 pw.println("Intent Filter Verifier:"); 14764 pw.print(" Using: "); 14765 pw.print(verifierPackageName); 14766 pw.print(" (uid="); 14767 pw.print(getPackageUid(verifierPackageName, 0)); 14768 pw.println(")"); 14769 } else if (verifierPackageName != null) { 14770 pw.print("ifv,"); pw.print(verifierPackageName); 14771 pw.print(","); pw.println(getPackageUid(verifierPackageName, 0)); 14772 } 14773 } else { 14774 pw.println(); 14775 pw.println("No Intent Filter Verifier available!"); 14776 } 14777 } 14778 14779 if (dumpState.isDumping(DumpState.DUMP_LIBS) && packageName == null) { 14780 boolean printedHeader = false; 14781 final Iterator<String> it = mSharedLibraries.keySet().iterator(); 14782 while (it.hasNext()) { 14783 String name = it.next(); 14784 SharedLibraryEntry ent = mSharedLibraries.get(name); 14785 if (!checkin) { 14786 if (!printedHeader) { 14787 if (dumpState.onTitlePrinted()) 14788 pw.println(); 14789 pw.println("Libraries:"); 14790 printedHeader = true; 14791 } 14792 pw.print(" "); 14793 } else { 14794 pw.print("lib,"); 14795 } 14796 pw.print(name); 14797 if (!checkin) { 14798 pw.print(" -> "); 14799 } 14800 if (ent.path != null) { 14801 if (!checkin) { 14802 pw.print("(jar) "); 14803 pw.print(ent.path); 14804 } else { 14805 pw.print(",jar,"); 14806 pw.print(ent.path); 14807 } 14808 } else { 14809 if (!checkin) { 14810 pw.print("(apk) "); 14811 pw.print(ent.apk); 14812 } else { 14813 pw.print(",apk,"); 14814 pw.print(ent.apk); 14815 } 14816 } 14817 pw.println(); 14818 } 14819 } 14820 14821 if (dumpState.isDumping(DumpState.DUMP_FEATURES) && packageName == null) { 14822 if (dumpState.onTitlePrinted()) 14823 pw.println(); 14824 if (!checkin) { 14825 pw.println("Features:"); 14826 } 14827 Iterator<String> it = mAvailableFeatures.keySet().iterator(); 14828 while (it.hasNext()) { 14829 String name = it.next(); 14830 if (!checkin) { 14831 pw.print(" "); 14832 } else { 14833 pw.print("feat,"); 14834 } 14835 pw.println(name); 14836 } 14837 } 14838 14839 if (!checkin && dumpState.isDumping(DumpState.DUMP_RESOLVERS)) { 14840 if (mActivities.dump(pw, dumpState.getTitlePrinted() ? "\nActivity Resolver Table:" 14841 : "Activity Resolver Table:", " ", packageName, 14842 dumpState.isOptionEnabled(DumpState.OPTION_SHOW_FILTERS), true)) { 14843 dumpState.setTitlePrinted(true); 14844 } 14845 if (mReceivers.dump(pw, dumpState.getTitlePrinted() ? "\nReceiver Resolver Table:" 14846 : "Receiver Resolver Table:", " ", packageName, 14847 dumpState.isOptionEnabled(DumpState.OPTION_SHOW_FILTERS), true)) { 14848 dumpState.setTitlePrinted(true); 14849 } 14850 if (mServices.dump(pw, dumpState.getTitlePrinted() ? "\nService Resolver Table:" 14851 : "Service Resolver Table:", " ", packageName, 14852 dumpState.isOptionEnabled(DumpState.OPTION_SHOW_FILTERS), true)) { 14853 dumpState.setTitlePrinted(true); 14854 } 14855 if (mProviders.dump(pw, dumpState.getTitlePrinted() ? "\nProvider Resolver Table:" 14856 : "Provider Resolver Table:", " ", packageName, 14857 dumpState.isOptionEnabled(DumpState.OPTION_SHOW_FILTERS), true)) { 14858 dumpState.setTitlePrinted(true); 14859 } 14860 } 14861 14862 if (!checkin && dumpState.isDumping(DumpState.DUMP_PREFERRED)) { 14863 for (int i=0; i<mSettings.mPreferredActivities.size(); i++) { 14864 PreferredIntentResolver pir = mSettings.mPreferredActivities.valueAt(i); 14865 int user = mSettings.mPreferredActivities.keyAt(i); 14866 if (pir.dump(pw, 14867 dumpState.getTitlePrinted() 14868 ? "\nPreferred Activities User " + user + ":" 14869 : "Preferred Activities User " + user + ":", " ", 14870 packageName, true, false)) { 14871 dumpState.setTitlePrinted(true); 14872 } 14873 } 14874 } 14875 14876 if (!checkin && dumpState.isDumping(DumpState.DUMP_PREFERRED_XML)) { 14877 pw.flush(); 14878 FileOutputStream fout = new FileOutputStream(fd); 14879 BufferedOutputStream str = new BufferedOutputStream(fout); 14880 XmlSerializer serializer = new FastXmlSerializer(); 14881 try { 14882 serializer.setOutput(str, StandardCharsets.UTF_8.name()); 14883 serializer.startDocument(null, true); 14884 serializer.setFeature( 14885 "http://xmlpull.org/v1/doc/features.html#indent-output", true); 14886 mSettings.writePreferredActivitiesLPr(serializer, 0, fullPreferred); 14887 serializer.endDocument(); 14888 serializer.flush(); 14889 } catch (IllegalArgumentException e) { 14890 pw.println("Failed writing: " + e); 14891 } catch (IllegalStateException e) { 14892 pw.println("Failed writing: " + e); 14893 } catch (IOException e) { 14894 pw.println("Failed writing: " + e); 14895 } 14896 } 14897 14898 if (!checkin 14899 && dumpState.isDumping(DumpState.DUMP_DOMAIN_PREFERRED) 14900 && packageName == null) { 14901 pw.println(); 14902 int count = mSettings.mPackages.size(); 14903 if (count == 0) { 14904 pw.println("No applications!"); 14905 pw.println(); 14906 } else { 14907 final String prefix = " "; 14908 Collection<PackageSetting> allPackageSettings = mSettings.mPackages.values(); 14909 if (allPackageSettings.size() == 0) { 14910 pw.println("No domain preferred apps!"); 14911 pw.println(); 14912 } else { 14913 pw.println("App verification status:"); 14914 pw.println(); 14915 count = 0; 14916 for (PackageSetting ps : allPackageSettings) { 14917 IntentFilterVerificationInfo ivi = ps.getIntentFilterVerificationInfo(); 14918 if (ivi == null || ivi.getPackageName() == null) continue; 14919 pw.println(prefix + "Package: " + ivi.getPackageName()); 14920 pw.println(prefix + "Domains: " + ivi.getDomainsString()); 14921 pw.println(prefix + "Status: " + ivi.getStatusString()); 14922 pw.println(); 14923 count++; 14924 } 14925 if (count == 0) { 14926 pw.println(prefix + "No app verification established."); 14927 pw.println(); 14928 } 14929 for (int userId : sUserManager.getUserIds()) { 14930 pw.println("App linkages for user " + userId + ":"); 14931 pw.println(); 14932 count = 0; 14933 for (PackageSetting ps : allPackageSettings) { 14934 final long status = ps.getDomainVerificationStatusForUser(userId); 14935 if (status >> 32 == INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_UNDEFINED) { 14936 continue; 14937 } 14938 pw.println(prefix + "Package: " + ps.name); 14939 pw.println(prefix + "Domains: " + dumpDomainString(ps.name)); 14940 String statusStr = IntentFilterVerificationInfo. 14941 getStatusStringFromValue(status); 14942 pw.println(prefix + "Status: " + statusStr); 14943 pw.println(); 14944 count++; 14945 } 14946 if (count == 0) { 14947 pw.println(prefix + "No configured app linkages."); 14948 pw.println(); 14949 } 14950 } 14951 } 14952 } 14953 } 14954 14955 if (!checkin && dumpState.isDumping(DumpState.DUMP_PERMISSIONS)) { 14956 mSettings.dumpPermissionsLPr(pw, packageName, permissionNames, dumpState); 14957 if (packageName == null && permissionNames == null) { 14958 for (int iperm=0; iperm<mAppOpPermissionPackages.size(); iperm++) { 14959 if (iperm == 0) { 14960 if (dumpState.onTitlePrinted()) 14961 pw.println(); 14962 pw.println("AppOp Permissions:"); 14963 } 14964 pw.print(" AppOp Permission "); 14965 pw.print(mAppOpPermissionPackages.keyAt(iperm)); 14966 pw.println(":"); 14967 ArraySet<String> pkgs = mAppOpPermissionPackages.valueAt(iperm); 14968 for (int ipkg=0; ipkg<pkgs.size(); ipkg++) { 14969 pw.print(" "); pw.println(pkgs.valueAt(ipkg)); 14970 } 14971 } 14972 } 14973 } 14974 14975 if (!checkin && dumpState.isDumping(DumpState.DUMP_PROVIDERS)) { 14976 boolean printedSomething = false; 14977 for (PackageParser.Provider p : mProviders.mProviders.values()) { 14978 if (packageName != null && !packageName.equals(p.info.packageName)) { 14979 continue; 14980 } 14981 if (!printedSomething) { 14982 if (dumpState.onTitlePrinted()) 14983 pw.println(); 14984 pw.println("Registered ContentProviders:"); 14985 printedSomething = true; 14986 } 14987 pw.print(" "); p.printComponentShortName(pw); pw.println(":"); 14988 pw.print(" "); pw.println(p.toString()); 14989 } 14990 printedSomething = false; 14991 for (Map.Entry<String, PackageParser.Provider> entry : 14992 mProvidersByAuthority.entrySet()) { 14993 PackageParser.Provider p = entry.getValue(); 14994 if (packageName != null && !packageName.equals(p.info.packageName)) { 14995 continue; 14996 } 14997 if (!printedSomething) { 14998 if (dumpState.onTitlePrinted()) 14999 pw.println(); 15000 pw.println("ContentProvider Authorities:"); 15001 printedSomething = true; 15002 } 15003 pw.print(" ["); pw.print(entry.getKey()); pw.println("]:"); 15004 pw.print(" "); pw.println(p.toString()); 15005 if (p.info != null && p.info.applicationInfo != null) { 15006 final String appInfo = p.info.applicationInfo.toString(); 15007 pw.print(" applicationInfo="); pw.println(appInfo); 15008 } 15009 } 15010 } 15011 15012 if (!checkin && dumpState.isDumping(DumpState.DUMP_KEYSETS)) { 15013 mSettings.mKeySetManagerService.dumpLPr(pw, packageName, dumpState); 15014 } 15015 15016 if (dumpState.isDumping(DumpState.DUMP_PACKAGES)) { 15017 mSettings.dumpPackagesLPr(pw, packageName, permissionNames, dumpState, checkin); 15018 } 15019 15020 if (dumpState.isDumping(DumpState.DUMP_SHARED_USERS)) { 15021 mSettings.dumpSharedUsersLPr(pw, packageName, permissionNames, dumpState, checkin); 15022 } 15023 15024 if (!checkin && dumpState.isDumping(DumpState.DUMP_INSTALLS) && packageName == null) { 15025 // XXX should handle packageName != null by dumping only install data that 15026 // the given package is involved with. 15027 if (dumpState.onTitlePrinted()) pw.println(); 15028 mInstallerService.dump(new IndentingPrintWriter(pw, " ", 120)); 15029 } 15030 15031 if (!checkin && dumpState.isDumping(DumpState.DUMP_MESSAGES) && packageName == null) { 15032 if (dumpState.onTitlePrinted()) pw.println(); 15033 mSettings.dumpReadMessagesLPr(pw, dumpState); 15034 15035 pw.println(); 15036 pw.println("Package warning messages:"); 15037 BufferedReader in = null; 15038 String line = null; 15039 try { 15040 in = new BufferedReader(new FileReader(getSettingsProblemFile())); 15041 while ((line = in.readLine()) != null) { 15042 if (line.contains("ignored: updated version")) continue; 15043 pw.println(line); 15044 } 15045 } catch (IOException ignored) { 15046 } finally { 15047 IoUtils.closeQuietly(in); 15048 } 15049 } 15050 15051 if (checkin && dumpState.isDumping(DumpState.DUMP_MESSAGES)) { 15052 BufferedReader in = null; 15053 String line = null; 15054 try { 15055 in = new BufferedReader(new FileReader(getSettingsProblemFile())); 15056 while ((line = in.readLine()) != null) { 15057 if (line.contains("ignored: updated version")) continue; 15058 pw.print("msg,"); 15059 pw.println(line); 15060 } 15061 } catch (IOException ignored) { 15062 } finally { 15063 IoUtils.closeQuietly(in); 15064 } 15065 } 15066 } 15067 } 15068 15069 private String dumpDomainString(String packageName) { 15070 List<IntentFilterVerificationInfo> iviList = getIntentFilterVerifications(packageName); 15071 List<IntentFilter> filters = getAllIntentFilters(packageName); 15072 15073 ArraySet<String> result = new ArraySet<>(); 15074 if (iviList.size() > 0) { 15075 for (IntentFilterVerificationInfo ivi : iviList) { 15076 for (String host : ivi.getDomains()) { 15077 result.add(host); 15078 } 15079 } 15080 } 15081 if (filters != null && filters.size() > 0) { 15082 for (IntentFilter filter : filters) { 15083 if (filter.hasCategory(Intent.CATEGORY_BROWSABLE) 15084 && (filter.hasDataScheme(IntentFilter.SCHEME_HTTP) || 15085 filter.hasDataScheme(IntentFilter.SCHEME_HTTPS))) { 15086 result.addAll(filter.getHostsList()); 15087 } 15088 } 15089 } 15090 15091 StringBuilder sb = new StringBuilder(result.size() * 16); 15092 for (String domain : result) { 15093 if (sb.length() > 0) sb.append(" "); 15094 sb.append(domain); 15095 } 15096 return sb.toString(); 15097 } 15098 15099 // ------- apps on sdcard specific code ------- 15100 static final boolean DEBUG_SD_INSTALL = false; 15101 15102 private static final String SD_ENCRYPTION_KEYSTORE_NAME = "AppsOnSD"; 15103 15104 private static final String SD_ENCRYPTION_ALGORITHM = "AES"; 15105 15106 private boolean mMediaMounted = false; 15107 15108 static String getEncryptKey() { 15109 try { 15110 String sdEncKey = SystemKeyStore.getInstance().retrieveKeyHexString( 15111 SD_ENCRYPTION_KEYSTORE_NAME); 15112 if (sdEncKey == null) { 15113 sdEncKey = SystemKeyStore.getInstance().generateNewKeyHexString(128, 15114 SD_ENCRYPTION_ALGORITHM, SD_ENCRYPTION_KEYSTORE_NAME); 15115 if (sdEncKey == null) { 15116 Slog.e(TAG, "Failed to create encryption keys"); 15117 return null; 15118 } 15119 } 15120 return sdEncKey; 15121 } catch (NoSuchAlgorithmException nsae) { 15122 Slog.e(TAG, "Failed to create encryption keys with exception: " + nsae); 15123 return null; 15124 } catch (IOException ioe) { 15125 Slog.e(TAG, "Failed to retrieve encryption keys with exception: " + ioe); 15126 return null; 15127 } 15128 } 15129 15130 /* 15131 * Update media status on PackageManager. 15132 */ 15133 @Override 15134 public void updateExternalMediaStatus(final boolean mediaStatus, final boolean reportStatus) { 15135 int callingUid = Binder.getCallingUid(); 15136 if (callingUid != 0 && callingUid != Process.SYSTEM_UID) { 15137 throw new SecurityException("Media status can only be updated by the system"); 15138 } 15139 // reader; this apparently protects mMediaMounted, but should probably 15140 // be a different lock in that case. 15141 synchronized (mPackages) { 15142 Log.i(TAG, "Updating external media status from " 15143 + (mMediaMounted ? "mounted" : "unmounted") + " to " 15144 + (mediaStatus ? "mounted" : "unmounted")); 15145 if (DEBUG_SD_INSTALL) 15146 Log.i(TAG, "updateExternalMediaStatus:: mediaStatus=" + mediaStatus 15147 + ", mMediaMounted=" + mMediaMounted); 15148 if (mediaStatus == mMediaMounted) { 15149 final Message msg = mHandler.obtainMessage(UPDATED_MEDIA_STATUS, reportStatus ? 1 15150 : 0, -1); 15151 mHandler.sendMessage(msg); 15152 return; 15153 } 15154 mMediaMounted = mediaStatus; 15155 } 15156 // Queue up an async operation since the package installation may take a 15157 // little while. 15158 mHandler.post(new Runnable() { 15159 public void run() { 15160 updateExternalMediaStatusInner(mediaStatus, reportStatus, true); 15161 } 15162 }); 15163 } 15164 15165 /** 15166 * Called by MountService when the initial ASECs to scan are available. 15167 * Should block until all the ASEC containers are finished being scanned. 15168 */ 15169 public void scanAvailableAsecs() { 15170 updateExternalMediaStatusInner(true, false, false); 15171 if (mShouldRestoreconData) { 15172 SELinuxMMAC.setRestoreconDone(); 15173 mShouldRestoreconData = false; 15174 } 15175 } 15176 15177 /* 15178 * Collect information of applications on external media, map them against 15179 * existing containers and update information based on current mount status. 15180 * Please note that we always have to report status if reportStatus has been 15181 * set to true especially when unloading packages. 15182 */ 15183 private void updateExternalMediaStatusInner(boolean isMounted, boolean reportStatus, 15184 boolean externalStorage) { 15185 ArrayMap<AsecInstallArgs, String> processCids = new ArrayMap<>(); 15186 int[] uidArr = EmptyArray.INT; 15187 15188 final String[] list = PackageHelper.getSecureContainerList(); 15189 if (ArrayUtils.isEmpty(list)) { 15190 Log.i(TAG, "No secure containers found"); 15191 } else { 15192 // Process list of secure containers and categorize them 15193 // as active or stale based on their package internal state. 15194 15195 // reader 15196 synchronized (mPackages) { 15197 for (String cid : list) { 15198 // Leave stages untouched for now; installer service owns them 15199 if (PackageInstallerService.isStageName(cid)) continue; 15200 15201 if (DEBUG_SD_INSTALL) 15202 Log.i(TAG, "Processing container " + cid); 15203 String pkgName = getAsecPackageName(cid); 15204 if (pkgName == null) { 15205 Slog.i(TAG, "Found stale container " + cid + " with no package name"); 15206 continue; 15207 } 15208 if (DEBUG_SD_INSTALL) 15209 Log.i(TAG, "Looking for pkg : " + pkgName); 15210 15211 final PackageSetting ps = mSettings.mPackages.get(pkgName); 15212 if (ps == null) { 15213 Slog.i(TAG, "Found stale container " + cid + " with no matching settings"); 15214 continue; 15215 } 15216 15217 /* 15218 * Skip packages that are not external if we're unmounting 15219 * external storage. 15220 */ 15221 if (externalStorage && !isMounted && !isExternal(ps)) { 15222 continue; 15223 } 15224 15225 final AsecInstallArgs args = new AsecInstallArgs(cid, 15226 getAppDexInstructionSets(ps), ps.isForwardLocked()); 15227 // The package status is changed only if the code path 15228 // matches between settings and the container id. 15229 if (ps.codePathString != null 15230 && ps.codePathString.startsWith(args.getCodePath())) { 15231 if (DEBUG_SD_INSTALL) { 15232 Log.i(TAG, "Container : " + cid + " corresponds to pkg : " + pkgName 15233 + " at code path: " + ps.codePathString); 15234 } 15235 15236 // We do have a valid package installed on sdcard 15237 processCids.put(args, ps.codePathString); 15238 final int uid = ps.appId; 15239 if (uid != -1) { 15240 uidArr = ArrayUtils.appendInt(uidArr, uid); 15241 } 15242 } else { 15243 Slog.i(TAG, "Found stale container " + cid + ": expected codePath=" 15244 + ps.codePathString); 15245 } 15246 } 15247 } 15248 15249 Arrays.sort(uidArr); 15250 } 15251 15252 // Process packages with valid entries. 15253 if (isMounted) { 15254 if (DEBUG_SD_INSTALL) 15255 Log.i(TAG, "Loading packages"); 15256 loadMediaPackages(processCids, uidArr); 15257 startCleaningPackages(); 15258 mInstallerService.onSecureContainersAvailable(); 15259 } else { 15260 if (DEBUG_SD_INSTALL) 15261 Log.i(TAG, "Unloading packages"); 15262 unloadMediaPackages(processCids, uidArr, reportStatus); 15263 } 15264 } 15265 15266 private void sendResourcesChangedBroadcast(boolean mediaStatus, boolean replacing, 15267 ArrayList<ApplicationInfo> infos, IIntentReceiver finishedReceiver) { 15268 final int size = infos.size(); 15269 final String[] packageNames = new String[size]; 15270 final int[] packageUids = new int[size]; 15271 for (int i = 0; i < size; i++) { 15272 final ApplicationInfo info = infos.get(i); 15273 packageNames[i] = info.packageName; 15274 packageUids[i] = info.uid; 15275 } 15276 sendResourcesChangedBroadcast(mediaStatus, replacing, packageNames, packageUids, 15277 finishedReceiver); 15278 } 15279 15280 private void sendResourcesChangedBroadcast(boolean mediaStatus, boolean replacing, 15281 ArrayList<String> pkgList, int uidArr[], IIntentReceiver finishedReceiver) { 15282 sendResourcesChangedBroadcast(mediaStatus, replacing, 15283 pkgList.toArray(new String[pkgList.size()]), uidArr, finishedReceiver); 15284 } 15285 15286 private void sendResourcesChangedBroadcast(boolean mediaStatus, boolean replacing, 15287 String[] pkgList, int uidArr[], IIntentReceiver finishedReceiver) { 15288 int size = pkgList.length; 15289 if (size > 0) { 15290 // Send broadcasts here 15291 Bundle extras = new Bundle(); 15292 extras.putStringArray(Intent.EXTRA_CHANGED_PACKAGE_LIST, pkgList); 15293 if (uidArr != null) { 15294 extras.putIntArray(Intent.EXTRA_CHANGED_UID_LIST, uidArr); 15295 } 15296 if (replacing) { 15297 extras.putBoolean(Intent.EXTRA_REPLACING, replacing); 15298 } 15299 String action = mediaStatus ? Intent.ACTION_EXTERNAL_APPLICATIONS_AVAILABLE 15300 : Intent.ACTION_EXTERNAL_APPLICATIONS_UNAVAILABLE; 15301 sendPackageBroadcast(action, null, extras, null, finishedReceiver, null); 15302 } 15303 } 15304 15305 /* 15306 * Look at potentially valid container ids from processCids If package 15307 * information doesn't match the one on record or package scanning fails, 15308 * the cid is added to list of removeCids. We currently don't delete stale 15309 * containers. 15310 */ 15311 private void loadMediaPackages(ArrayMap<AsecInstallArgs, String> processCids, int[] uidArr) { 15312 ArrayList<String> pkgList = new ArrayList<String>(); 15313 Set<AsecInstallArgs> keys = processCids.keySet(); 15314 15315 for (AsecInstallArgs args : keys) { 15316 String codePath = processCids.get(args); 15317 if (DEBUG_SD_INSTALL) 15318 Log.i(TAG, "Loading container : " + args.cid); 15319 int retCode = PackageManager.INSTALL_FAILED_CONTAINER_ERROR; 15320 try { 15321 // Make sure there are no container errors first. 15322 if (args.doPreInstall(PackageManager.INSTALL_SUCCEEDED) != PackageManager.INSTALL_SUCCEEDED) { 15323 Slog.e(TAG, "Failed to mount cid : " + args.cid 15324 + " when installing from sdcard"); 15325 continue; 15326 } 15327 // Check code path here. 15328 if (codePath == null || !codePath.startsWith(args.getCodePath())) { 15329 Slog.e(TAG, "Container " + args.cid + " cachepath " + args.getCodePath() 15330 + " does not match one in settings " + codePath); 15331 continue; 15332 } 15333 // Parse package 15334 int parseFlags = mDefParseFlags; 15335 if (args.isExternalAsec()) { 15336 parseFlags |= PackageParser.PARSE_EXTERNAL_STORAGE; 15337 } 15338 if (args.isFwdLocked()) { 15339 parseFlags |= PackageParser.PARSE_FORWARD_LOCK; 15340 } 15341 15342 synchronized (mInstallLock) { 15343 PackageParser.Package pkg = null; 15344 try { 15345 pkg = scanPackageLI(new File(codePath), parseFlags, 0, 0, null); 15346 } catch (PackageManagerException e) { 15347 Slog.w(TAG, "Failed to scan " + codePath + ": " + e.getMessage()); 15348 } 15349 // Scan the package 15350 if (pkg != null) { 15351 /* 15352 * TODO why is the lock being held? doPostInstall is 15353 * called in other places without the lock. This needs 15354 * to be straightened out. 15355 */ 15356 // writer 15357 synchronized (mPackages) { 15358 retCode = PackageManager.INSTALL_SUCCEEDED; 15359 pkgList.add(pkg.packageName); 15360 // Post process args 15361 args.doPostInstall(PackageManager.INSTALL_SUCCEEDED, 15362 pkg.applicationInfo.uid); 15363 } 15364 } else { 15365 Slog.i(TAG, "Failed to install pkg from " + codePath + " from sdcard"); 15366 } 15367 } 15368 15369 } finally { 15370 if (retCode != PackageManager.INSTALL_SUCCEEDED) { 15371 Log.w(TAG, "Container " + args.cid + " is stale, retCode=" + retCode); 15372 } 15373 } 15374 } 15375 // writer 15376 synchronized (mPackages) { 15377 // If the platform SDK has changed since the last time we booted, 15378 // we need to re-grant app permission to catch any new ones that 15379 // appear. This is really a hack, and means that apps can in some 15380 // cases get permissions that the user didn't initially explicitly 15381 // allow... it would be nice to have some better way to handle 15382 // this situation. 15383 final boolean regrantPermissions = mSettings.mExternalSdkPlatform != mSdkVersion; 15384 if (regrantPermissions) 15385 Slog.i(TAG, "Platform changed from " + mSettings.mExternalSdkPlatform + " to " 15386 + mSdkVersion + "; regranting permissions for external storage"); 15387 mSettings.mExternalSdkPlatform = mSdkVersion; 15388 15389 // Make sure group IDs have been assigned, and any permission 15390 // changes in other apps are accounted for 15391 updatePermissionsLPw(null, null, UPDATE_PERMISSIONS_ALL 15392 | (regrantPermissions 15393 ? (UPDATE_PERMISSIONS_REPLACE_PKG|UPDATE_PERMISSIONS_REPLACE_ALL) 15394 : 0)); 15395 15396 mSettings.updateExternalDatabaseVersion(); 15397 15398 // can downgrade to reader 15399 // Persist settings 15400 mSettings.writeLPr(); 15401 } 15402 // Send a broadcast to let everyone know we are done processing 15403 if (pkgList.size() > 0) { 15404 sendResourcesChangedBroadcast(true, false, pkgList, uidArr, null); 15405 } 15406 } 15407 15408 /* 15409 * Utility method to unload a list of specified containers 15410 */ 15411 private void unloadAllContainers(Set<AsecInstallArgs> cidArgs) { 15412 // Just unmount all valid containers. 15413 for (AsecInstallArgs arg : cidArgs) { 15414 synchronized (mInstallLock) { 15415 arg.doPostDeleteLI(false); 15416 } 15417 } 15418 } 15419 15420 /* 15421 * Unload packages mounted on external media. This involves deleting package 15422 * data from internal structures, sending broadcasts about diabled packages, 15423 * gc'ing to free up references, unmounting all secure containers 15424 * corresponding to packages on external media, and posting a 15425 * UPDATED_MEDIA_STATUS message if status has been requested. Please note 15426 * that we always have to post this message if status has been requested no 15427 * matter what. 15428 */ 15429 private void unloadMediaPackages(ArrayMap<AsecInstallArgs, String> processCids, int uidArr[], 15430 final boolean reportStatus) { 15431 if (DEBUG_SD_INSTALL) 15432 Log.i(TAG, "unloading media packages"); 15433 ArrayList<String> pkgList = new ArrayList<String>(); 15434 ArrayList<AsecInstallArgs> failedList = new ArrayList<AsecInstallArgs>(); 15435 final Set<AsecInstallArgs> keys = processCids.keySet(); 15436 for (AsecInstallArgs args : keys) { 15437 String pkgName = args.getPackageName(); 15438 if (DEBUG_SD_INSTALL) 15439 Log.i(TAG, "Trying to unload pkg : " + pkgName); 15440 // Delete package internally 15441 PackageRemovedInfo outInfo = new PackageRemovedInfo(); 15442 synchronized (mInstallLock) { 15443 boolean res = deletePackageLI(pkgName, null, false, null, null, 15444 PackageManager.DELETE_KEEP_DATA, outInfo, false); 15445 if (res) { 15446 pkgList.add(pkgName); 15447 } else { 15448 Slog.e(TAG, "Failed to delete pkg from sdcard : " + pkgName); 15449 failedList.add(args); 15450 } 15451 } 15452 } 15453 15454 // reader 15455 synchronized (mPackages) { 15456 // We didn't update the settings after removing each package; 15457 // write them now for all packages. 15458 mSettings.writeLPr(); 15459 } 15460 15461 // We have to absolutely send UPDATED_MEDIA_STATUS only 15462 // after confirming that all the receivers processed the ordered 15463 // broadcast when packages get disabled, force a gc to clean things up. 15464 // and unload all the containers. 15465 if (pkgList.size() > 0) { 15466 sendResourcesChangedBroadcast(false, false, pkgList, uidArr, 15467 new IIntentReceiver.Stub() { 15468 public void performReceive(Intent intent, int resultCode, String data, 15469 Bundle extras, boolean ordered, boolean sticky, 15470 int sendingUser) throws RemoteException { 15471 Message msg = mHandler.obtainMessage(UPDATED_MEDIA_STATUS, 15472 reportStatus ? 1 : 0, 1, keys); 15473 mHandler.sendMessage(msg); 15474 } 15475 }); 15476 } else { 15477 Message msg = mHandler.obtainMessage(UPDATED_MEDIA_STATUS, reportStatus ? 1 : 0, -1, 15478 keys); 15479 mHandler.sendMessage(msg); 15480 } 15481 } 15482 15483 private void loadPrivatePackages(VolumeInfo vol) { 15484 final ArrayList<ApplicationInfo> loaded = new ArrayList<>(); 15485 final int parseFlags = mDefParseFlags | PackageParser.PARSE_EXTERNAL_STORAGE; 15486 synchronized (mInstallLock) { 15487 synchronized (mPackages) { 15488 final List<PackageSetting> packages = mSettings.getVolumePackagesLPr(vol.fsUuid); 15489 for (PackageSetting ps : packages) { 15490 final PackageParser.Package pkg; 15491 try { 15492 pkg = scanPackageLI(ps.codePath, parseFlags, SCAN_INITIAL, 0L, null); 15493 loaded.add(pkg.applicationInfo); 15494 } catch (PackageManagerException e) { 15495 Slog.w(TAG, "Failed to scan " + ps.codePath + ": " + e.getMessage()); 15496 } 15497 } 15498 15499 // TODO: regrant any permissions that changed based since original install 15500 15501 mSettings.writeLPr(); 15502 } 15503 } 15504 15505 if (DEBUG_INSTALL) Slog.d(TAG, "Loaded packages " + loaded); 15506 sendResourcesChangedBroadcast(true, false, loaded, null); 15507 } 15508 15509 private void unloadPrivatePackages(VolumeInfo vol) { 15510 final ArrayList<ApplicationInfo> unloaded = new ArrayList<>(); 15511 synchronized (mInstallLock) { 15512 synchronized (mPackages) { 15513 final List<PackageSetting> packages = mSettings.getVolumePackagesLPr(vol.fsUuid); 15514 for (PackageSetting ps : packages) { 15515 if (ps.pkg == null) continue; 15516 15517 final ApplicationInfo info = ps.pkg.applicationInfo; 15518 final PackageRemovedInfo outInfo = new PackageRemovedInfo(); 15519 if (deletePackageLI(ps.name, null, false, null, null, 15520 PackageManager.DELETE_KEEP_DATA, outInfo, false)) { 15521 unloaded.add(info); 15522 } else { 15523 Slog.w(TAG, "Failed to unload " + ps.codePath); 15524 } 15525 } 15526 15527 mSettings.writeLPr(); 15528 } 15529 } 15530 15531 if (DEBUG_INSTALL) Slog.d(TAG, "Unloaded packages " + unloaded); 15532 sendResourcesChangedBroadcast(false, false, unloaded, null); 15533 } 15534 15535 /** 15536 * Examine all users present on given mounted volume, and destroy data 15537 * belonging to users that are no longer valid, or whose user ID has been 15538 * recycled. 15539 */ 15540 private void reconcileUsers(String volumeUuid) { 15541 final File[] files = Environment.getDataUserDirectory(volumeUuid).listFiles(); 15542 if (ArrayUtils.isEmpty(files)) { 15543 Slog.d(TAG, "No users found on " + volumeUuid); 15544 return; 15545 } 15546 15547 for (File file : files) { 15548 if (!file.isDirectory()) continue; 15549 15550 final int userId; 15551 final UserInfo info; 15552 try { 15553 userId = Integer.parseInt(file.getName()); 15554 info = sUserManager.getUserInfo(userId); 15555 } catch (NumberFormatException e) { 15556 Slog.w(TAG, "Invalid user directory " + file); 15557 continue; 15558 } 15559 15560 boolean destroyUser = false; 15561 if (info == null) { 15562 logCriticalInfo(Log.WARN, "Destroying user directory " + file 15563 + " because no matching user was found"); 15564 destroyUser = true; 15565 } else { 15566 try { 15567 UserManagerService.enforceSerialNumber(file, info.serialNumber); 15568 } catch (IOException e) { 15569 logCriticalInfo(Log.WARN, "Destroying user directory " + file 15570 + " because we failed to enforce serial number: " + e); 15571 destroyUser = true; 15572 } 15573 } 15574 15575 if (destroyUser) { 15576 synchronized (mInstallLock) { 15577 mInstaller.removeUserDataDirs(volumeUuid, userId); 15578 } 15579 } 15580 } 15581 15582 final UserManager um = mContext.getSystemService(UserManager.class); 15583 for (UserInfo user : um.getUsers()) { 15584 final File userDir = Environment.getDataUserDirectory(volumeUuid, user.id); 15585 if (userDir.exists()) continue; 15586 15587 try { 15588 UserManagerService.prepareUserDirectory(mContext, volumeUuid, user.id); 15589 UserManagerService.enforceSerialNumber(userDir, user.serialNumber); 15590 } catch (IOException e) { 15591 Log.wtf(TAG, "Failed to create user directory on " + volumeUuid, e); 15592 } 15593 } 15594 } 15595 15596 /** 15597 * Examine all apps present on given mounted volume, and destroy apps that 15598 * aren't expected, either due to uninstallation or reinstallation on 15599 * another volume. 15600 */ 15601 private void reconcileApps(String volumeUuid) { 15602 final File[] files = Environment.getDataAppDirectory(volumeUuid).listFiles(); 15603 if (ArrayUtils.isEmpty(files)) { 15604 Slog.d(TAG, "No apps found on " + volumeUuid); 15605 return; 15606 } 15607 15608 for (File file : files) { 15609 final boolean isPackage = (isApkFile(file) || file.isDirectory()) 15610 && !PackageInstallerService.isStageName(file.getName()); 15611 if (!isPackage) { 15612 // Ignore entries which are not packages 15613 continue; 15614 } 15615 15616 boolean destroyApp = false; 15617 String packageName = null; 15618 try { 15619 final PackageLite pkg = PackageParser.parsePackageLite(file, 15620 PackageParser.PARSE_MUST_BE_APK); 15621 packageName = pkg.packageName; 15622 15623 synchronized (mPackages) { 15624 final PackageSetting ps = mSettings.mPackages.get(packageName); 15625 if (ps == null) { 15626 logCriticalInfo(Log.WARN, "Destroying " + packageName + " on + " 15627 + volumeUuid + " because we found no install record"); 15628 destroyApp = true; 15629 } else if (!TextUtils.equals(volumeUuid, ps.volumeUuid)) { 15630 logCriticalInfo(Log.WARN, "Destroying " + packageName + " on " 15631 + volumeUuid + " because we expected it on " + ps.volumeUuid); 15632 destroyApp = true; 15633 } 15634 } 15635 15636 } catch (PackageParserException e) { 15637 logCriticalInfo(Log.WARN, "Destroying " + file + " due to parse failure: " + e); 15638 destroyApp = true; 15639 } 15640 15641 if (destroyApp) { 15642 synchronized (mInstallLock) { 15643 if (packageName != null) { 15644 removeDataDirsLI(volumeUuid, packageName); 15645 } 15646 if (file.isDirectory()) { 15647 mInstaller.rmPackageDir(file.getAbsolutePath()); 15648 } else { 15649 file.delete(); 15650 } 15651 } 15652 } 15653 } 15654 } 15655 15656 private void unfreezePackage(String packageName) { 15657 synchronized (mPackages) { 15658 final PackageSetting ps = mSettings.mPackages.get(packageName); 15659 if (ps != null) { 15660 ps.frozen = false; 15661 } 15662 } 15663 } 15664 15665 @Override 15666 public int movePackage(final String packageName, final String volumeUuid) { 15667 mContext.enforceCallingOrSelfPermission(android.Manifest.permission.MOVE_PACKAGE, null); 15668 15669 final int moveId = mNextMoveId.getAndIncrement(); 15670 try { 15671 movePackageInternal(packageName, volumeUuid, moveId); 15672 } catch (PackageManagerException e) { 15673 Slog.w(TAG, "Failed to move " + packageName, e); 15674 mMoveCallbacks.notifyStatusChanged(moveId, 15675 PackageManager.MOVE_FAILED_INTERNAL_ERROR); 15676 } 15677 return moveId; 15678 } 15679 15680 private void movePackageInternal(final String packageName, final String volumeUuid, 15681 final int moveId) throws PackageManagerException { 15682 final UserHandle user = new UserHandle(UserHandle.getCallingUserId()); 15683 final StorageManager storage = mContext.getSystemService(StorageManager.class); 15684 final PackageManager pm = mContext.getPackageManager(); 15685 15686 final boolean currentAsec; 15687 final String currentVolumeUuid; 15688 final File codeFile; 15689 final String installerPackageName; 15690 final String packageAbiOverride; 15691 final int appId; 15692 final String seinfo; 15693 final String label; 15694 15695 // reader 15696 synchronized (mPackages) { 15697 final PackageParser.Package pkg = mPackages.get(packageName); 15698 final PackageSetting ps = mSettings.mPackages.get(packageName); 15699 if (pkg == null || ps == null) { 15700 throw new PackageManagerException(MOVE_FAILED_DOESNT_EXIST, "Missing package"); 15701 } 15702 15703 if (pkg.applicationInfo.isSystemApp()) { 15704 throw new PackageManagerException(MOVE_FAILED_SYSTEM_PACKAGE, 15705 "Cannot move system application"); 15706 } 15707 15708 if (Objects.equals(ps.volumeUuid, volumeUuid)) { 15709 throw new PackageManagerException(MOVE_FAILED_INTERNAL_ERROR, 15710 "Package already moved to " + volumeUuid); 15711 } 15712 15713 final File probe = new File(pkg.codePath); 15714 final File probeOat = new File(probe, "oat"); 15715 if (!probe.isDirectory() || !probeOat.isDirectory()) { 15716 throw new PackageManagerException(MOVE_FAILED_INTERNAL_ERROR, 15717 "Move only supported for modern cluster style installs"); 15718 } 15719 15720 if (ps.frozen) { 15721 throw new PackageManagerException(MOVE_FAILED_OPERATION_PENDING, 15722 "Failed to move already frozen package"); 15723 } 15724 ps.frozen = true; 15725 15726 currentAsec = pkg.applicationInfo.isForwardLocked() 15727 || pkg.applicationInfo.isExternalAsec(); 15728 currentVolumeUuid = ps.volumeUuid; 15729 codeFile = new File(pkg.codePath); 15730 installerPackageName = ps.installerPackageName; 15731 packageAbiOverride = ps.cpuAbiOverrideString; 15732 appId = UserHandle.getAppId(pkg.applicationInfo.uid); 15733 seinfo = pkg.applicationInfo.seinfo; 15734 label = String.valueOf(pm.getApplicationLabel(pkg.applicationInfo)); 15735 } 15736 15737 // Now that we're guarded by frozen state, kill app during move 15738 killApplication(packageName, appId, "move pkg"); 15739 15740 final Bundle extras = new Bundle(); 15741 extras.putString(Intent.EXTRA_PACKAGE_NAME, packageName); 15742 extras.putString(Intent.EXTRA_TITLE, label); 15743 mMoveCallbacks.notifyCreated(moveId, extras); 15744 15745 int installFlags; 15746 final boolean moveCompleteApp; 15747 final File measurePath; 15748 15749 if (Objects.equals(StorageManager.UUID_PRIVATE_INTERNAL, volumeUuid)) { 15750 installFlags = INSTALL_INTERNAL; 15751 moveCompleteApp = !currentAsec; 15752 measurePath = Environment.getDataAppDirectory(volumeUuid); 15753 } else if (Objects.equals(StorageManager.UUID_PRIMARY_PHYSICAL, volumeUuid)) { 15754 installFlags = INSTALL_EXTERNAL; 15755 moveCompleteApp = false; 15756 measurePath = storage.getPrimaryPhysicalVolume().getPath(); 15757 } else { 15758 final VolumeInfo volume = storage.findVolumeByUuid(volumeUuid); 15759 if (volume == null || volume.getType() != VolumeInfo.TYPE_PRIVATE 15760 || !volume.isMountedWritable()) { 15761 unfreezePackage(packageName); 15762 throw new PackageManagerException(MOVE_FAILED_INTERNAL_ERROR, 15763 "Move location not mounted private volume"); 15764 } 15765 15766 Preconditions.checkState(!currentAsec); 15767 15768 installFlags = INSTALL_INTERNAL; 15769 moveCompleteApp = true; 15770 measurePath = Environment.getDataAppDirectory(volumeUuid); 15771 } 15772 15773 final PackageStats stats = new PackageStats(null, -1); 15774 synchronized (mInstaller) { 15775 if (!getPackageSizeInfoLI(packageName, -1, stats)) { 15776 unfreezePackage(packageName); 15777 throw new PackageManagerException(MOVE_FAILED_INTERNAL_ERROR, 15778 "Failed to measure package size"); 15779 } 15780 } 15781 15782 if (DEBUG_INSTALL) Slog.d(TAG, "Measured code size " + stats.codeSize + ", data size " 15783 + stats.dataSize); 15784 15785 final long startFreeBytes = measurePath.getFreeSpace(); 15786 final long sizeBytes; 15787 if (moveCompleteApp) { 15788 sizeBytes = stats.codeSize + stats.dataSize; 15789 } else { 15790 sizeBytes = stats.codeSize; 15791 } 15792 15793 if (sizeBytes > storage.getStorageBytesUntilLow(measurePath)) { 15794 unfreezePackage(packageName); 15795 throw new PackageManagerException(MOVE_FAILED_INTERNAL_ERROR, 15796 "Not enough free space to move"); 15797 } 15798 15799 mMoveCallbacks.notifyStatusChanged(moveId, 10); 15800 15801 final CountDownLatch installedLatch = new CountDownLatch(1); 15802 final IPackageInstallObserver2 installObserver = new IPackageInstallObserver2.Stub() { 15803 @Override 15804 public void onUserActionRequired(Intent intent) throws RemoteException { 15805 throw new IllegalStateException(); 15806 } 15807 15808 @Override 15809 public void onPackageInstalled(String basePackageName, int returnCode, String msg, 15810 Bundle extras) throws RemoteException { 15811 if (DEBUG_INSTALL) Slog.d(TAG, "Install result for move: " 15812 + PackageManager.installStatusToString(returnCode, msg)); 15813 15814 installedLatch.countDown(); 15815 15816 // Regardless of success or failure of the move operation, 15817 // always unfreeze the package 15818 unfreezePackage(packageName); 15819 15820 final int status = PackageManager.installStatusToPublicStatus(returnCode); 15821 switch (status) { 15822 case PackageInstaller.STATUS_SUCCESS: 15823 mMoveCallbacks.notifyStatusChanged(moveId, 15824 PackageManager.MOVE_SUCCEEDED); 15825 break; 15826 case PackageInstaller.STATUS_FAILURE_STORAGE: 15827 mMoveCallbacks.notifyStatusChanged(moveId, 15828 PackageManager.MOVE_FAILED_INSUFFICIENT_STORAGE); 15829 break; 15830 default: 15831 mMoveCallbacks.notifyStatusChanged(moveId, 15832 PackageManager.MOVE_FAILED_INTERNAL_ERROR); 15833 break; 15834 } 15835 } 15836 }; 15837 15838 final MoveInfo move; 15839 if (moveCompleteApp) { 15840 // Kick off a thread to report progress estimates 15841 new Thread() { 15842 @Override 15843 public void run() { 15844 while (true) { 15845 try { 15846 if (installedLatch.await(1, TimeUnit.SECONDS)) { 15847 break; 15848 } 15849 } catch (InterruptedException ignored) { 15850 } 15851 15852 final long deltaFreeBytes = startFreeBytes - measurePath.getFreeSpace(); 15853 final int progress = 10 + (int) MathUtils.constrain( 15854 ((deltaFreeBytes * 80) / sizeBytes), 0, 80); 15855 mMoveCallbacks.notifyStatusChanged(moveId, progress); 15856 } 15857 } 15858 }.start(); 15859 15860 final String dataAppName = codeFile.getName(); 15861 move = new MoveInfo(moveId, currentVolumeUuid, volumeUuid, packageName, 15862 dataAppName, appId, seinfo); 15863 } else { 15864 move = null; 15865 } 15866 15867 installFlags |= PackageManager.INSTALL_REPLACE_EXISTING; 15868 15869 final Message msg = mHandler.obtainMessage(INIT_COPY); 15870 final OriginInfo origin = OriginInfo.fromExistingFile(codeFile); 15871 msg.obj = new InstallParams(origin, move, installObserver, installFlags, 15872 installerPackageName, volumeUuid, null, user, packageAbiOverride); 15873 mHandler.sendMessage(msg); 15874 } 15875 15876 @Override 15877 public int movePrimaryStorage(String volumeUuid) throws RemoteException { 15878 mContext.enforceCallingOrSelfPermission(android.Manifest.permission.MOVE_PACKAGE, null); 15879 15880 final int realMoveId = mNextMoveId.getAndIncrement(); 15881 final Bundle extras = new Bundle(); 15882 extras.putString(VolumeRecord.EXTRA_FS_UUID, volumeUuid); 15883 mMoveCallbacks.notifyCreated(realMoveId, extras); 15884 15885 final IPackageMoveObserver callback = new IPackageMoveObserver.Stub() { 15886 @Override 15887 public void onCreated(int moveId, Bundle extras) { 15888 // Ignored 15889 } 15890 15891 @Override 15892 public void onStatusChanged(int moveId, int status, long estMillis) { 15893 mMoveCallbacks.notifyStatusChanged(realMoveId, status, estMillis); 15894 } 15895 }; 15896 15897 final StorageManager storage = mContext.getSystemService(StorageManager.class); 15898 storage.setPrimaryStorageUuid(volumeUuid, callback); 15899 return realMoveId; 15900 } 15901 15902 @Override 15903 public int getMoveStatus(int moveId) { 15904 mContext.enforceCallingOrSelfPermission( 15905 android.Manifest.permission.MOUNT_UNMOUNT_FILESYSTEMS, null); 15906 return mMoveCallbacks.mLastStatus.get(moveId); 15907 } 15908 15909 @Override 15910 public void registerMoveCallback(IPackageMoveObserver callback) { 15911 mContext.enforceCallingOrSelfPermission( 15912 android.Manifest.permission.MOUNT_UNMOUNT_FILESYSTEMS, null); 15913 mMoveCallbacks.register(callback); 15914 } 15915 15916 @Override 15917 public void unregisterMoveCallback(IPackageMoveObserver callback) { 15918 mContext.enforceCallingOrSelfPermission( 15919 android.Manifest.permission.MOUNT_UNMOUNT_FILESYSTEMS, null); 15920 mMoveCallbacks.unregister(callback); 15921 } 15922 15923 @Override 15924 public boolean setInstallLocation(int loc) { 15925 mContext.enforceCallingOrSelfPermission(android.Manifest.permission.WRITE_SECURE_SETTINGS, 15926 null); 15927 if (getInstallLocation() == loc) { 15928 return true; 15929 } 15930 if (loc == PackageHelper.APP_INSTALL_AUTO || loc == PackageHelper.APP_INSTALL_INTERNAL 15931 || loc == PackageHelper.APP_INSTALL_EXTERNAL) { 15932 android.provider.Settings.Global.putInt(mContext.getContentResolver(), 15933 android.provider.Settings.Global.DEFAULT_INSTALL_LOCATION, loc); 15934 return true; 15935 } 15936 return false; 15937 } 15938 15939 @Override 15940 public int getInstallLocation() { 15941 return android.provider.Settings.Global.getInt(mContext.getContentResolver(), 15942 android.provider.Settings.Global.DEFAULT_INSTALL_LOCATION, 15943 PackageHelper.APP_INSTALL_AUTO); 15944 } 15945 15946 /** Called by UserManagerService */ 15947 void cleanUpUserLILPw(UserManagerService userManager, int userHandle) { 15948 mDirtyUsers.remove(userHandle); 15949 mSettings.removeUserLPw(userHandle); 15950 mPendingBroadcasts.remove(userHandle); 15951 if (mInstaller != null) { 15952 // Technically, we shouldn't be doing this with the package lock 15953 // held. However, this is very rare, and there is already so much 15954 // other disk I/O going on, that we'll let it slide for now. 15955 final StorageManager storage = mContext.getSystemService(StorageManager.class); 15956 for (VolumeInfo vol : storage.getWritablePrivateVolumes()) { 15957 final String volumeUuid = vol.getFsUuid(); 15958 if (DEBUG_INSTALL) Slog.d(TAG, "Removing user data on volume " + volumeUuid); 15959 mInstaller.removeUserDataDirs(volumeUuid, userHandle); 15960 } 15961 } 15962 mUserNeedsBadging.delete(userHandle); 15963 removeUnusedPackagesLILPw(userManager, userHandle); 15964 } 15965 15966 /** 15967 * We're removing userHandle and would like to remove any downloaded packages 15968 * that are no longer in use by any other user. 15969 * @param userHandle the user being removed 15970 */ 15971 private void removeUnusedPackagesLILPw(UserManagerService userManager, final int userHandle) { 15972 final boolean DEBUG_CLEAN_APKS = false; 15973 int [] users = userManager.getUserIdsLPr(); 15974 Iterator<PackageSetting> psit = mSettings.mPackages.values().iterator(); 15975 while (psit.hasNext()) { 15976 PackageSetting ps = psit.next(); 15977 if (ps.pkg == null) { 15978 continue; 15979 } 15980 final String packageName = ps.pkg.packageName; 15981 // Skip over if system app 15982 if ((ps.pkgFlags & ApplicationInfo.FLAG_SYSTEM) != 0) { 15983 continue; 15984 } 15985 if (DEBUG_CLEAN_APKS) { 15986 Slog.i(TAG, "Checking package " + packageName); 15987 } 15988 boolean keep = false; 15989 for (int i = 0; i < users.length; i++) { 15990 if (users[i] != userHandle && ps.getInstalled(users[i])) { 15991 keep = true; 15992 if (DEBUG_CLEAN_APKS) { 15993 Slog.i(TAG, " Keeping package " + packageName + " for user " 15994 + users[i]); 15995 } 15996 break; 15997 } 15998 } 15999 if (!keep) { 16000 if (DEBUG_CLEAN_APKS) { 16001 Slog.i(TAG, " Removing package " + packageName); 16002 } 16003 mHandler.post(new Runnable() { 16004 public void run() { 16005 deletePackageX(packageName, userHandle, 0); 16006 } //end run 16007 }); 16008 } 16009 } 16010 } 16011 16012 /** Called by UserManagerService */ 16013 void createNewUserLILPw(int userHandle) { 16014 if (mInstaller != null) { 16015 mInstaller.createUserConfig(userHandle); 16016 mSettings.createNewUserLILPw(this, mInstaller, userHandle); 16017 applyFactoryDefaultBrowserLPw(userHandle); 16018 primeDomainVerificationsLPw(userHandle); 16019 } 16020 } 16021 16022 void newUserCreated(final int userHandle) { 16023 mDefaultPermissionPolicy.grantDefaultPermissions(userHandle); 16024 } 16025 16026 @Override 16027 public VerifierDeviceIdentity getVerifierDeviceIdentity() throws RemoteException { 16028 mContext.enforceCallingOrSelfPermission( 16029 android.Manifest.permission.PACKAGE_VERIFICATION_AGENT, 16030 "Only package verification agents can read the verifier device identity"); 16031 16032 synchronized (mPackages) { 16033 return mSettings.getVerifierDeviceIdentityLPw(); 16034 } 16035 } 16036 16037 @Override 16038 public void setPermissionEnforced(String permission, boolean enforced) { 16039 mContext.enforceCallingOrSelfPermission(GRANT_REVOKE_PERMISSIONS, null); 16040 if (READ_EXTERNAL_STORAGE.equals(permission)) { 16041 synchronized (mPackages) { 16042 if (mSettings.mReadExternalStorageEnforced == null 16043 || mSettings.mReadExternalStorageEnforced != enforced) { 16044 mSettings.mReadExternalStorageEnforced = enforced; 16045 mSettings.writeLPr(); 16046 } 16047 } 16048 // kill any non-foreground processes so we restart them and 16049 // grant/revoke the GID. 16050 final IActivityManager am = ActivityManagerNative.getDefault(); 16051 if (am != null) { 16052 final long token = Binder.clearCallingIdentity(); 16053 try { 16054 am.killProcessesBelowForeground("setPermissionEnforcement"); 16055 } catch (RemoteException e) { 16056 } finally { 16057 Binder.restoreCallingIdentity(token); 16058 } 16059 } 16060 } else { 16061 throw new IllegalArgumentException("No selective enforcement for " + permission); 16062 } 16063 } 16064 16065 @Override 16066 @Deprecated 16067 public boolean isPermissionEnforced(String permission) { 16068 return true; 16069 } 16070 16071 @Override 16072 public boolean isStorageLow() { 16073 final long token = Binder.clearCallingIdentity(); 16074 try { 16075 final DeviceStorageMonitorInternal 16076 dsm = LocalServices.getService(DeviceStorageMonitorInternal.class); 16077 if (dsm != null) { 16078 return dsm.isMemoryLow(); 16079 } else { 16080 return false; 16081 } 16082 } finally { 16083 Binder.restoreCallingIdentity(token); 16084 } 16085 } 16086 16087 @Override 16088 public IPackageInstaller getPackageInstaller() { 16089 return mInstallerService; 16090 } 16091 16092 private boolean userNeedsBadging(int userId) { 16093 int index = mUserNeedsBadging.indexOfKey(userId); 16094 if (index < 0) { 16095 final UserInfo userInfo; 16096 final long token = Binder.clearCallingIdentity(); 16097 try { 16098 userInfo = sUserManager.getUserInfo(userId); 16099 } finally { 16100 Binder.restoreCallingIdentity(token); 16101 } 16102 final boolean b; 16103 if (userInfo != null && userInfo.isManagedProfile()) { 16104 b = true; 16105 } else { 16106 b = false; 16107 } 16108 mUserNeedsBadging.put(userId, b); 16109 return b; 16110 } 16111 return mUserNeedsBadging.valueAt(index); 16112 } 16113 16114 @Override 16115 public KeySet getKeySetByAlias(String packageName, String alias) { 16116 if (packageName == null || alias == null) { 16117 return null; 16118 } 16119 synchronized(mPackages) { 16120 final PackageParser.Package pkg = mPackages.get(packageName); 16121 if (pkg == null) { 16122 Slog.w(TAG, "KeySet requested for unknown package:" + packageName); 16123 throw new IllegalArgumentException("Unknown package: " + packageName); 16124 } 16125 KeySetManagerService ksms = mSettings.mKeySetManagerService; 16126 return new KeySet(ksms.getKeySetByAliasAndPackageNameLPr(packageName, alias)); 16127 } 16128 } 16129 16130 @Override 16131 public KeySet getSigningKeySet(String packageName) { 16132 if (packageName == null) { 16133 return null; 16134 } 16135 synchronized(mPackages) { 16136 final PackageParser.Package pkg = mPackages.get(packageName); 16137 if (pkg == null) { 16138 Slog.w(TAG, "KeySet requested for unknown package:" + packageName); 16139 throw new IllegalArgumentException("Unknown package: " + packageName); 16140 } 16141 if (pkg.applicationInfo.uid != Binder.getCallingUid() 16142 && Process.SYSTEM_UID != Binder.getCallingUid()) { 16143 throw new SecurityException("May not access signing KeySet of other apps."); 16144 } 16145 KeySetManagerService ksms = mSettings.mKeySetManagerService; 16146 return new KeySet(ksms.getSigningKeySetByPackageNameLPr(packageName)); 16147 } 16148 } 16149 16150 @Override 16151 public boolean isPackageSignedByKeySet(String packageName, KeySet ks) { 16152 if (packageName == null || ks == null) { 16153 return false; 16154 } 16155 synchronized(mPackages) { 16156 final PackageParser.Package pkg = mPackages.get(packageName); 16157 if (pkg == null) { 16158 Slog.w(TAG, "KeySet requested for unknown package:" + packageName); 16159 throw new IllegalArgumentException("Unknown package: " + packageName); 16160 } 16161 IBinder ksh = ks.getToken(); 16162 if (ksh instanceof KeySetHandle) { 16163 KeySetManagerService ksms = mSettings.mKeySetManagerService; 16164 return ksms.packageIsSignedByLPr(packageName, (KeySetHandle) ksh); 16165 } 16166 return false; 16167 } 16168 } 16169 16170 @Override 16171 public boolean isPackageSignedByKeySetExactly(String packageName, KeySet ks) { 16172 if (packageName == null || ks == null) { 16173 return false; 16174 } 16175 synchronized(mPackages) { 16176 final PackageParser.Package pkg = mPackages.get(packageName); 16177 if (pkg == null) { 16178 Slog.w(TAG, "KeySet requested for unknown package:" + packageName); 16179 throw new IllegalArgumentException("Unknown package: " + packageName); 16180 } 16181 IBinder ksh = ks.getToken(); 16182 if (ksh instanceof KeySetHandle) { 16183 KeySetManagerService ksms = mSettings.mKeySetManagerService; 16184 return ksms.packageIsSignedByExactlyLPr(packageName, (KeySetHandle) ksh); 16185 } 16186 return false; 16187 } 16188 } 16189 16190 public void getUsageStatsIfNoPackageUsageInfo() { 16191 if (!mPackageUsage.isHistoricalPackageUsageAvailable()) { 16192 UsageStatsManager usm = (UsageStatsManager) mContext.getSystemService(Context.USAGE_STATS_SERVICE); 16193 if (usm == null) { 16194 throw new IllegalStateException("UsageStatsManager must be initialized"); 16195 } 16196 long now = System.currentTimeMillis(); 16197 Map<String, UsageStats> stats = usm.queryAndAggregateUsageStats(now - mDexOptLRUThresholdInMills, now); 16198 for (Map.Entry<String, UsageStats> entry : stats.entrySet()) { 16199 String packageName = entry.getKey(); 16200 PackageParser.Package pkg = mPackages.get(packageName); 16201 if (pkg == null) { 16202 continue; 16203 } 16204 UsageStats usage = entry.getValue(); 16205 pkg.mLastPackageUsageTimeInMills = usage.getLastTimeUsed(); 16206 mPackageUsage.mIsHistoricalPackageUsageAvailable = true; 16207 } 16208 } 16209 } 16210 16211 /** 16212 * Check and throw if the given before/after packages would be considered a 16213 * downgrade. 16214 */ 16215 private static void checkDowngrade(PackageParser.Package before, PackageInfoLite after) 16216 throws PackageManagerException { 16217 if (after.versionCode < before.mVersionCode) { 16218 throw new PackageManagerException(INSTALL_FAILED_VERSION_DOWNGRADE, 16219 "Update version code " + after.versionCode + " is older than current " 16220 + before.mVersionCode); 16221 } else if (after.versionCode == before.mVersionCode) { 16222 if (after.baseRevisionCode < before.baseRevisionCode) { 16223 throw new PackageManagerException(INSTALL_FAILED_VERSION_DOWNGRADE, 16224 "Update base revision code " + after.baseRevisionCode 16225 + " is older than current " + before.baseRevisionCode); 16226 } 16227 16228 if (!ArrayUtils.isEmpty(after.splitNames)) { 16229 for (int i = 0; i < after.splitNames.length; i++) { 16230 final String splitName = after.splitNames[i]; 16231 final int j = ArrayUtils.indexOf(before.splitNames, splitName); 16232 if (j != -1) { 16233 if (after.splitRevisionCodes[i] < before.splitRevisionCodes[j]) { 16234 throw new PackageManagerException(INSTALL_FAILED_VERSION_DOWNGRADE, 16235 "Update split " + splitName + " revision code " 16236 + after.splitRevisionCodes[i] + " is older than current " 16237 + before.splitRevisionCodes[j]); 16238 } 16239 } 16240 } 16241 } 16242 } 16243 } 16244 16245 private static class MoveCallbacks extends Handler { 16246 private static final int MSG_CREATED = 1; 16247 private static final int MSG_STATUS_CHANGED = 2; 16248 16249 private final RemoteCallbackList<IPackageMoveObserver> 16250 mCallbacks = new RemoteCallbackList<>(); 16251 16252 private final SparseIntArray mLastStatus = new SparseIntArray(); 16253 16254 public MoveCallbacks(Looper looper) { 16255 super(looper); 16256 } 16257 16258 public void register(IPackageMoveObserver callback) { 16259 mCallbacks.register(callback); 16260 } 16261 16262 public void unregister(IPackageMoveObserver callback) { 16263 mCallbacks.unregister(callback); 16264 } 16265 16266 @Override 16267 public void handleMessage(Message msg) { 16268 final SomeArgs args = (SomeArgs) msg.obj; 16269 final int n = mCallbacks.beginBroadcast(); 16270 for (int i = 0; i < n; i++) { 16271 final IPackageMoveObserver callback = mCallbacks.getBroadcastItem(i); 16272 try { 16273 invokeCallback(callback, msg.what, args); 16274 } catch (RemoteException ignored) { 16275 } 16276 } 16277 mCallbacks.finishBroadcast(); 16278 args.recycle(); 16279 } 16280 16281 private void invokeCallback(IPackageMoveObserver callback, int what, SomeArgs args) 16282 throws RemoteException { 16283 switch (what) { 16284 case MSG_CREATED: { 16285 callback.onCreated(args.argi1, (Bundle) args.arg2); 16286 break; 16287 } 16288 case MSG_STATUS_CHANGED: { 16289 callback.onStatusChanged(args.argi1, args.argi2, (long) args.arg3); 16290 break; 16291 } 16292 } 16293 } 16294 16295 private void notifyCreated(int moveId, Bundle extras) { 16296 Slog.v(TAG, "Move " + moveId + " created " + extras.toString()); 16297 16298 final SomeArgs args = SomeArgs.obtain(); 16299 args.argi1 = moveId; 16300 args.arg2 = extras; 16301 obtainMessage(MSG_CREATED, args).sendToTarget(); 16302 } 16303 16304 private void notifyStatusChanged(int moveId, int status) { 16305 notifyStatusChanged(moveId, status, -1); 16306 } 16307 16308 private void notifyStatusChanged(int moveId, int status, long estMillis) { 16309 Slog.v(TAG, "Move " + moveId + " status " + status); 16310 16311 final SomeArgs args = SomeArgs.obtain(); 16312 args.argi1 = moveId; 16313 args.argi2 = status; 16314 args.arg3 = estMillis; 16315 obtainMessage(MSG_STATUS_CHANGED, args).sendToTarget(); 16316 16317 synchronized (mLastStatus) { 16318 mLastStatus.put(moveId, status); 16319 } 16320 } 16321 } 16322 16323 private final class OnPermissionChangeListeners extends Handler { 16324 private static final int MSG_ON_PERMISSIONS_CHANGED = 1; 16325 16326 private final RemoteCallbackList<IOnPermissionsChangeListener> mPermissionListeners = 16327 new RemoteCallbackList<>(); 16328 16329 public OnPermissionChangeListeners(Looper looper) { 16330 super(looper); 16331 } 16332 16333 @Override 16334 public void handleMessage(Message msg) { 16335 switch (msg.what) { 16336 case MSG_ON_PERMISSIONS_CHANGED: { 16337 final int uid = msg.arg1; 16338 handleOnPermissionsChanged(uid); 16339 } break; 16340 } 16341 } 16342 16343 public void addListenerLocked(IOnPermissionsChangeListener listener) { 16344 mPermissionListeners.register(listener); 16345 16346 } 16347 16348 public void removeListenerLocked(IOnPermissionsChangeListener listener) { 16349 mPermissionListeners.unregister(listener); 16350 } 16351 16352 public void onPermissionsChanged(int uid) { 16353 if (mPermissionListeners.getRegisteredCallbackCount() > 0) { 16354 obtainMessage(MSG_ON_PERMISSIONS_CHANGED, uid, 0).sendToTarget(); 16355 } 16356 } 16357 16358 private void handleOnPermissionsChanged(int uid) { 16359 final int count = mPermissionListeners.beginBroadcast(); 16360 try { 16361 for (int i = 0; i < count; i++) { 16362 IOnPermissionsChangeListener callback = mPermissionListeners 16363 .getBroadcastItem(i); 16364 try { 16365 callback.onPermissionsChanged(uid); 16366 } catch (RemoteException e) { 16367 Log.e(TAG, "Permission listener is dead", e); 16368 } 16369 } 16370 } finally { 16371 mPermissionListeners.finishBroadcast(); 16372 } 16373 } 16374 } 16375 16376 private class PackageManagerInternalImpl extends PackageManagerInternal { 16377 @Override 16378 public void setLocationPackagesProvider(PackagesProvider provider) { 16379 synchronized (mPackages) { 16380 mDefaultPermissionPolicy.setLocationPackagesProviderLPw(provider); 16381 } 16382 } 16383 16384 @Override 16385 public void setImePackagesProvider(PackagesProvider provider) { 16386 synchronized (mPackages) { 16387 mDefaultPermissionPolicy.setImePackagesProviderLPr(provider); 16388 } 16389 } 16390 16391 @Override 16392 public void setVoiceInteractionPackagesProvider(PackagesProvider provider) { 16393 synchronized (mPackages) { 16394 mDefaultPermissionPolicy.setVoiceInteractionPackagesProviderLPw(provider); 16395 } 16396 } 16397 16398 @Override 16399 public void setSmsAppPackagesProvider(PackagesProvider provider) { 16400 synchronized (mPackages) { 16401 mDefaultPermissionPolicy.setSmsAppPackagesProviderLPw(provider); 16402 } 16403 } 16404 16405 @Override 16406 public void setDialerAppPackagesProvider(PackagesProvider provider) { 16407 synchronized (mPackages) { 16408 mDefaultPermissionPolicy.setDialerAppPackagesProviderLPw(provider); 16409 } 16410 } 16411 16412 @Override 16413 public void setSyncAdapterPackagesprovider(SyncAdapterPackagesProvider provider) { 16414 synchronized (mPackages) { 16415 mDefaultPermissionPolicy.setSyncAdapterPackagesProviderLPw(provider); 16416 } 16417 } 16418 16419 @Override 16420 public void grantDefaultPermissionsToDefaultSmsApp(String packageName, int userId) { 16421 synchronized (mPackages) { 16422 mDefaultPermissionPolicy.grantDefaultPermissionsToDefaultSmsAppLPr( 16423 packageName, userId); 16424 } 16425 } 16426 16427 @Override 16428 public void grantDefaultPermissionsToDefaultDialerApp(String packageName, int userId) { 16429 synchronized (mPackages) { 16430 mDefaultPermissionPolicy.grantDefaultPermissionsToDefaultDialerAppLPr( 16431 packageName, userId); 16432 } 16433 } 16434 } 16435 16436 @Override 16437 public void grantDefaultPermissionsToEnabledCarrierApps(String[] packageNames, int userId) { 16438 enforceSystemOrPhoneCaller("grantPermissionsToEnabledCarrierApps"); 16439 synchronized (mPackages) { 16440 final long identity = Binder.clearCallingIdentity(); 16441 try { 16442 mDefaultPermissionPolicy.grantDefaultPermissionsToEnabledCarrierAppsLPr( 16443 packageNames, userId); 16444 } finally { 16445 Binder.restoreCallingIdentity(identity); 16446 } 16447 } 16448 } 16449 16450 private static void enforceSystemOrPhoneCaller(String tag) { 16451 int callingUid = Binder.getCallingUid(); 16452 if (callingUid != Process.PHONE_UID && callingUid != Process.SYSTEM_UID) { 16453 throw new SecurityException( 16454 "Cannot call " + tag + " from UID " + callingUid); 16455 } 16456 } 16457} 16458